30568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  260.409440]  <IRQ>
[  260.412024] 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
[  260.439777]  dump_stack+0x244/0x39d
[  260.441901] lowmem_reserve[]: 0 2818 6321 6321
[  260.468012]  ? dump_stack_print_info.cold.1+0x20/0x20
[  260.471615] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  260.476208]  warn_alloc.cold.116+0xb7/0x1bd
[  260.481393] lowmem_reserve[]: 0 0 3503 3503
[  260.508553]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  260.512852] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2732kB bounce:0kB free_pcp:412kB local_pcp:248kB free_cma:0kB
[  260.517169]  ? lock_downgrade+0x900/0x900
[  260.522002] lowmem_reserve[]: 0 0 0 0
[  260.551038]  ? trace_hardirqs_off+0xb8/0x310
[  260.555166] 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
[  260.558959]  ? trace_hardirqs_off+0xb8/0x310
[  260.563362] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  260.576938]  __alloc_pages_slowpath+0x26e8/0x2e10
[  260.581319] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 85*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13800kB
[  260.596683]  ? warn_alloc+0x120/0x120
[  260.601487] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  260.616296]  ? print_usage_bug+0xc0/0xc0
[  260.620081] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  260.628915]  ? warn_alloc+0x120/0x120
[  260.632949] 4367 total pagecache pages
[  260.641514]  ? warn_alloc+0x120/0x120
[  260.645314] 0 pages in swap cache
[  260.649208]  ? print_usage_bug+0xc0/0xc0
[  260.652994] Swap cache stats: add 0, delete 0, find 0/0
[  260.656459]  ? kvm_clock_read+0x18/0x30
[  260.660495] Free swap  = 0kB
[  260.665855]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  260.669804] Total swap = 0kB
[  260.672830]  ? print_usage_bug+0xc0/0xc0
[  260.677851] 1965979 pages RAM
[  260.680889]  ? __lock_acquire+0x62f/0x4c20
[  260.684945] 0 pages HighMem/MovableOnly
[  260.684954] 342853 pages reserved
[  260.688062]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.692274] 0 pages cma reserved
[  260.696242]  ? should_fail+0x22d/0xd01
[  260.699757] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  260.705191]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  260.705210]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  260.708624] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  260.712449]  ? __lock_acquire+0x62f/0x4c20
[  260.718916] kworker/1:4 cpuset=/ mems_allowed=0
[  260.724186]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  260.753565]  ? __lock_acquire+0x62f/0x4c20
[  260.757799]  ? should_fail+0x22d/0xd01
[  260.761682]  ? rcu_irq_exit+0x1a2/0x390
[  260.765670]  ? mark_held_locks+0x130/0x130
[  260.769912]  ? mark_held_locks+0x130/0x130
[  260.774154]  ? mark_held_locks+0xc7/0x130
[  260.778322]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  260.783346]  ? zap_class+0x640/0x640
[  260.787061]  ? print_usage_bug+0xc0/0xc0
[  260.791141]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.796696]  ? check_preemption_disabled+0x48/0x280
[  260.801721]  ? __lock_is_held+0xb5/0x140
[  260.805797]  __alloc_pages_nodemask+0xa80/0xde0
[  260.810465]  ? zap_class+0x640/0x640
[  260.814186]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  260.819234]  ? find_held_lock+0x36/0x1c0
[  260.823309]  ? ____cache_alloc_node+0x1c7/0x1e0
[  260.827980]  ? lock_downgrade+0x900/0x900
[  260.832159]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.837710]  cache_grow_begin+0xa5/0x8c0
[  260.841772]  ? do_raw_spin_unlock+0xa7/0x330
[  260.846194]  fallback_alloc+0x204/0x2e0
[  260.850178]  ____cache_alloc_node+0x1c7/0x1e0
[  260.854680]  kmem_cache_alloc_node+0xe3/0x730
[  260.859180]  ? ipv6_get_ifaddr+0x42e/0x620
[  260.863443]  __alloc_skb+0x119/0x770
[  260.867163]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  260.873057]  ? netdev_alloc_frag+0x1f0/0x1f0
[  260.877464]  ? lock_downgrade+0x900/0x900
[  260.881621]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.887162]  ? refcount_sub_and_test_checked+0x203/0x310
[  260.892619]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  260.898070]  ? addrconf_rs_timer+0x690/0x690
[  260.902495]  ndisc_alloc_skb+0x144/0x340
[  260.906560]  ndisc_send_rs+0x331/0x6e0
[  260.910454]  addrconf_rs_timer+0x314/0x690
[  260.914711]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.918957]  call_timer_fn+0x272/0x920
[  260.922856]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.927094]  ? process_timeout+0x40/0x40
[  260.931163]  ? __run_timers+0x7da/0xc70
[  260.935144]  ? _raw_spin_unlock_irq+0x27/0x80
[  260.939652]  ? _raw_spin_unlock_irq+0x27/0x80
[  260.944176]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.948424]  ? lockdep_hardirqs_on+0x296/0x5b0
[  260.953037]  ? trace_hardirqs_on+0xbd/0x310
[  260.957364]  ? kasan_check_read+0x11/0x20
[  260.961512]  ? __run_timers+0x7da/0xc70
[  260.965488]  ? trace_hardirqs_off_caller+0x310/0x310
[  260.970598]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.974837]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.979084]  __run_timers+0x7e5/0xc70
[  260.982915]  ? timer_fixup_init+0x70/0x70
[  260.987065]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  260.992087]  ? zap_class+0x640/0x640
[  260.995808]  ? enqueue_hrtimer+0x1a5/0x560
[  261.000067]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  261.005267]  ? find_held_lock+0x36/0x1c0
[  261.009337]  ? zap_class+0x640/0x640
[  261.013054]  ? pvclock_read_flags+0x160/0x160
[  261.017551]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.023089]  ? check_preemption_disabled+0x48/0x280
[  261.028113]  ? __lock_is_held+0xb5/0x140
[  261.032170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.037705]  ? check_preemption_disabled+0x48/0x280
[  261.042729]  run_timer_softirq+0x52/0xb0
[  261.046787]  ? rcu_read_lock_sched_held+0x14f/0x180
[  261.051805]  __do_softirq+0x308/0xb7e
[  261.055615]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  261.060109]  ? lock_downgrade+0x900/0x900
[  261.064262]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  261.069370]  ? pvclock_read_flags+0x160/0x160
[  261.073874]  ? lapic_next_event+0x5a/0x90
[  261.078037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.083594]  ? kvm_clock_read+0x18/0x30
[  261.087565]  ? kvm_sched_clock_read+0x9/0x20
[  261.091973]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.097516]  ? check_preemption_disabled+0x48/0x280
[  261.102541]  irq_exit+0x17f/0x1c0
[  261.105998]  smp_apic_timer_interrupt+0x1cb/0x760
[  261.110852]  ? smp_reschedule_interrupt+0x109/0x650
[  261.115866]  ? smp_call_function_single_interrupt+0x650/0x650
[  261.121749]  ? interrupt_entry+0xb5/0xc0
[  261.125813]  ? trace_hardirqs_off_caller+0xbb/0x310
[  261.130827]  ? trace_hardirqs_off_caller+0xbb/0x310
[  261.135857]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.140704]  ? trace_hardirqs_on_caller+0x310/0x310
[  261.145724]  ? trace_hardirqs_on_caller+0x310/0x310
[  261.150744]  ? task_prio+0x50/0x50
[  261.154284]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.159823]  ? check_preemption_disabled+0x48/0x280
[  261.164845]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.169694]  apic_timer_interrupt+0xf/0x20
[  261.173921]  </IRQ>
[  261.176162] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  261.182066] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  261.200983] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  261.208700] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  261.215966] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  261.223234] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  261.230503] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  261.237770] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  261.245118]  ? save_stack+0xa9/0xd0
[  261.248756]  __kmalloc_node_track_caller+0x3c/0x70
[  261.253693]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  261.258474]  pskb_expand_head+0x230/0x10f0
[  261.262711]  ? check_preemption_disabled+0x48/0x280
[  261.267733]  ? memcpy+0x45/0x50
[  261.271028]  ? __copy_skb_header+0x350/0x6b0
[  261.275454]  ? skb_release_data+0x880/0x880
[  261.279777]  ? __alloc_skb+0x770/0x770
[  261.283672]  ? __lock_is_held+0xb5/0x140
[  261.287741]  ? kasan_check_write+0x14/0x20
[  261.291977]  ? __skb_clone+0x6c7/0xa00
[  261.295876]  ? __copy_skb_header+0x6b0/0x6b0
[  261.300300]  ? kmem_cache_alloc+0x33a/0x730
[  261.304642]  skb_ensure_writable+0x3dd/0x640
[  261.309059]  ? skb_checksum_setup+0xaa0/0xaa0
[  261.313593]  ? check_preemption_disabled+0x48/0x280
[  261.318785]  ? __this_cpu_preempt_check+0x1c/0x20
[  261.323630]  ? __bpf_redirect+0x54b/0xb20
[  261.327789]  bpf_clone_redirect+0x14a/0x490
[  261.332142]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  261.337165]  ? __sched_text_start+0x8/0x8
[  261.341318]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  261.346080]  ? find_held_lock+0x36/0x1c0
[  261.350164]  ? lock_acquire+0x1ed/0x520
[  261.354138]  ? bpf_test_run+0x3cb/0x780
[  261.358114]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.363654]  ? check_preemption_disabled+0x48/0x280
[  261.368693]  ? kasan_check_read+0x11/0x20
[  261.372842]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  261.378163]  ? rcu_softirq_qs+0x20/0x20
[  261.382155]  ? preempt_schedule+0x4d/0x60
[  261.386304]  ? ___preempt_schedule+0x16/0x18
[  261.390721]  ? bpf_test_run+0x25d/0x780
[  261.394725]  ? netlink_diag_dump+0x2a0/0x2a0
[  261.399139]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.404687]  ? bpf_test_init.isra.10+0x70/0x100
[  261.409362]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  261.414131]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  261.418976]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  261.424578]  ? fput+0x130/0x1a0
[  261.427873]  ? __bpf_prog_get+0x9b/0x290
[  261.431939]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  261.436781]  ? bpf_prog_test_run+0x130/0x1a0
[  261.441226]  ? __x64_sys_bpf+0x3db/0x520
[  261.445282]  ? bpf_prog_get+0x20/0x20
[  261.449119]  ? do_syscall_64+0x1b9/0x820
[  261.453193]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  261.458559]  ? syscall_return_slowpath+0x5e0/0x5e0
[  261.463485]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.468329]  ? trace_hardirqs_on_caller+0x310/0x310
[  261.473346]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  261.478360]  ? prepare_exit_to_usermode+0x291/0x3b0
[  261.483381]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.488231]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  261.493626] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  261.493709] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  261.500745] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  261.500760] Workqueue: events_power_efficient neigh_periodic_work
[  261.500767] Call Trace:
[  261.500772]  <IRQ>
[  261.500791]  dump_stack+0x244/0x39d
[  261.507312] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  261.516614]  ? dump_stack_print_info.cold.1+0x20/0x20
[  261.522820] syz-executor2 cpuset=syz2 mems_allowed=0
[  261.525406]  warn_alloc.cold.116+0xb7/0x1bd
[  261.556288]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  261.561150]  ? lock_downgrade+0x900/0x900
[  261.565306]  ? trace_hardirqs_off+0xb8/0x310
[  261.569723]  ? trace_hardirqs_off+0xb8/0x310
[  261.574171]  __alloc_pages_slowpath+0x26e8/0x2e10
[  261.579046]  ? warn_alloc+0x120/0x120
[  261.582869]  ? print_usage_bug+0xc0/0xc0
[  261.586938]  ? warn_alloc+0x120/0x120
[  261.590754]  ? warn_alloc+0x120/0x120
[  261.594586]  ? print_usage_bug+0xc0/0xc0
[  261.598654]  ? print_usage_bug+0xc0/0xc0
[  261.602718]  ? __lock_acquire+0x62f/0x4c20
[  261.606983]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.612534]  ? should_fail+0x22d/0xd01
[  261.616433]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  261.621543]  ? __lock_acquire+0x62f/0x4c20
[  261.625783]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  261.630887]  ? __lock_acquire+0x62f/0x4c20
[  261.635147]  ? should_fail+0x22d/0xd01
[  261.639058]  ? find_held_lock+0x36/0x1c0
[  261.643127]  ? mark_held_locks+0x130/0x130
[  261.647363]  ? mark_held_locks+0x130/0x130
[  261.651597]  ? zap_class+0x640/0x640
[  261.655332]  ? zap_class+0x640/0x640
[  261.659076]  ? print_usage_bug+0xc0/0xc0
[  261.663151]  ? do_raw_spin_unlock+0xa7/0x330
[  261.667559]  ? zap_class+0x640/0x640
[  261.671273]  ? print_usage_bug+0xc0/0xc0
[  261.675331]  ? wq_watchdog_touch+0x9c/0xfe
[  261.679564]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.685122]  ? check_preemption_disabled+0x48/0x280
[  261.690148]  ? __lock_is_held+0xb5/0x140
[  261.694237]  __alloc_pages_nodemask+0xa80/0xde0
[  261.698913]  ? zap_class+0x640/0x640
[  261.702647]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  261.707674]  ? find_held_lock+0x36/0x1c0
[  261.711744]  ? ____cache_alloc_node+0x1c7/0x1e0
[  261.716431]  ? lock_downgrade+0x900/0x900
[  261.720593]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.726137]  cache_grow_begin+0xa5/0x8c0
[  261.730199]  ? do_raw_spin_unlock+0xa7/0x330
[  261.734628]  fallback_alloc+0x204/0x2e0
[  261.738607]  ____cache_alloc_node+0x1c7/0x1e0
[  261.743120]  kmem_cache_alloc_node+0xe3/0x730
[  261.747621]  ? ipv6_get_ifaddr+0x42e/0x620
[  261.751881]  __alloc_skb+0x119/0x770
[  261.755598]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  261.760884]  ? netdev_alloc_frag+0x1f0/0x1f0
[  261.765292]  ? lock_downgrade+0x900/0x900
[  261.769461]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.774998]  ? refcount_sub_and_test_checked+0x203/0x310
[  261.780471]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  261.785942]  ? addrconf_rs_timer+0x690/0x690
[  261.790368]  ndisc_alloc_skb+0x144/0x340
[  261.794483]  ndisc_send_rs+0x331/0x6e0
[  261.798382]  addrconf_rs_timer+0x314/0x690
[  261.802622]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.806892]  call_timer_fn+0x272/0x920
[  261.810782]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.815048]  ? process_timeout+0x40/0x40
[  261.819124]  ? mark_held_locks+0xc7/0x130
[  261.823277]  ? _raw_spin_unlock_irq+0x27/0x80
[  261.827771]  ? _raw_spin_unlock_irq+0x27/0x80
[  261.832285]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.836525]  ? lockdep_hardirqs_on+0x296/0x5b0
[  261.841114]  ? trace_hardirqs_on+0xbd/0x310
[  261.845436]  ? kasan_check_read+0x11/0x20
[  261.849580]  ? __run_timers+0x7da/0xc70
[  261.853554]  ? trace_hardirqs_off_caller+0x310/0x310
[  261.858676]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.862918]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.867152]  __run_timers+0x7e5/0xc70
[  261.870994]  ? timer_fixup_init+0x70/0x70
[  261.875163]  ? lock_downgrade+0x900/0x900
[  261.879341]  ? zap_class+0x640/0x640
[  261.883067]  ? print_usage_bug+0xc0/0xc0
[  261.887129]  ? trace_hardirqs_on+0x310/0x310
[  261.891567]  ? kvm_clock_read+0x18/0x30
[  261.895573]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  261.900606]  ? ktime_get+0x2c1/0x400
[  261.904343]  ? zap_class+0x640/0x640
[  261.908065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.913606]  ? check_preemption_disabled+0x48/0x280
[  261.918656]  ? __lock_is_held+0xb5/0x140
[  261.922717]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.928270]  ? check_preemption_disabled+0x48/0x280
[  261.933307]  run_timer_softirq+0x52/0xb0
[  261.937370]  ? rcu_read_lock_sched_held+0x14f/0x180
[  261.942395]  __do_softirq+0x308/0xb7e
[  261.946205]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  261.951320]  ? irq_exit+0xbd/0x1c0
[  261.954875]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  261.959889]  ? smp_reschedule_interrupt+0x109/0x650
[  261.964904]  ? smp_call_function_single_interrupt+0x650/0x650
[  261.970786]  ? ret_from_intr+0xb/0x1e
[  261.974589]  ? trace_hardirqs_off_caller+0xbb/0x310
[  261.979606]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.984452]  ? trace_hardirqs_on_caller+0x310/0x310
[  261.989471]  ? task_prio+0x50/0x50
[  261.993020]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.998558]  ? check_preemption_disabled+0x48/0x280
[  262.003583]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  262.008457]  ? neigh_periodic_work+0x6bd/0xc60
[  262.013043]  do_softirq_own_stack+0x2a/0x40
[  262.017356]  </IRQ>
[  262.019597]  do_softirq.part.14+0x126/0x160
[  262.023919]  __local_bh_enable_ip+0x21d/0x260
[  262.028418]  _raw_write_unlock_bh+0x30/0x40
[  262.032737]  neigh_periodic_work+0x6bd/0xc60
[  262.037184]  ? neigh_table_clear+0x390/0x390
[  262.041607]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.047158]  ? check_preemption_disabled+0x48/0x280
[  262.052183]  ? __lock_is_held+0xb5/0x140
[  262.056256]  process_one_work+0xc90/0x1c40
[  262.060491]  ? mark_held_locks+0x130/0x130
[  262.064735]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  262.069398]  ? __switch_to_asm+0x40/0x70
[  262.073456]  ? __switch_to_asm+0x40/0x70
[  262.077536]  ? __switch_to_asm+0x34/0x70
[  262.081593]  ? __switch_to_asm+0x40/0x70
[  262.085649]  ? __switch_to_asm+0x34/0x70
[  262.089704]  ? __switch_to_asm+0x40/0x70
[  262.093760]  ? __switch_to_asm+0x34/0x70
[  262.097832]  ? __switch_to_asm+0x40/0x70
[  262.101892]  ? __schedule+0x8d7/0x21d0
[  262.105772]  ? __switch_to_asm+0x34/0x70
[  262.109829]  ? __switch_to_asm+0x40/0x70
[  262.113918]  ? zap_class+0x640/0x640
[  262.117652]  ? find_held_lock+0x36/0x1c0
[  262.121716]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  262.126322]  ? lock_acquire+0x1ed/0x520
[  262.130298]  ? worker_thread+0x3e0/0x1390
[  262.134476]  ? kasan_check_read+0x11/0x20
[  262.138621]  ? do_raw_spin_lock+0x14f/0x350
[  262.142941]  ? kasan_check_read+0x11/0x20
[  262.147089]  ? rwlock_bug.part.2+0x90/0x90
[  262.151318]  ? trace_hardirqs_on+0x310/0x310
[  262.155746]  worker_thread+0x17f/0x1390
[  262.159714]  ? __switch_to_asm+0x34/0x70
[  262.163814]  ? process_one_work+0x1c40/0x1c40
[  262.168338]  ? __sched_text_start+0x8/0x8
[  262.172507]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  262.177287]  ? __kthread_parkme+0xce/0x1a0
[  262.181543]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  262.186850]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  262.191957]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  262.196542]  ? trace_hardirqs_on+0xbd/0x310
[  262.200862]  ? kasan_check_read+0x11/0x20
[  262.205020]  ? __kthread_parkme+0xce/0x1a0
[  262.209260]  ? trace_hardirqs_off_caller+0x310/0x310
[  262.214377]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  262.219510]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.225052]  ? __kthread_parkme+0xfb/0x1a0
[  262.229290]  ? process_one_work+0x1c40/0x1c40
[  262.233799]  kthread+0x35a/0x440
[  262.237181]  ? kthread_stop+0x900/0x900
[  262.241169]  ret_from_fork+0x3a/0x50
[  262.244908] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  262.244913] warn_alloc_show_mem: 1 callbacks suppressed
[  262.244921] Mem-Info:
[  262.252295] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  262.257675] active_anon:57642 inactive_anon:185 isolated_anon:0
[  262.257675]  active_file:18 inactive_file:10 isolated_file:0
[  262.257675]  unevictable:0 dirty:0 writeback:0 unstable:0
[  262.257675]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  262.257675]  mapped:49154 shmem:4339 pagetables:683 bounce:0
[  262.257675]  free:13715 free_pcp:103 free_cma:0
[  262.260192] Call Trace:
[  262.269617] Node 0 active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  262.302547]  <IRQ>
[  262.305137] 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
[  262.332815]  dump_stack+0x244/0x39d
[  262.334943] lowmem_reserve[]: 0 2818 6321 6321
[  262.361056]  ? dump_stack_print_info.cold.1+0x20/0x20
[  262.364671] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  262.369265]  warn_alloc.cold.116+0xb7/0x1bd
[  262.374419] lowmem_reserve[]: 0 0 3503 3503
[  262.401565]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  262.405860] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2732kB bounce:0kB free_pcp:412kB local_pcp:248kB free_cma:0kB
[  262.410174]  ? lock_downgrade+0x900/0x900
[  262.414988] lowmem_reserve[]: 0 0 0 0
[  262.443882]  ? trace_hardirqs_off+0xb8/0x310
[  262.448002] 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
[  262.451806]  ? trace_hardirqs_off+0xb8/0x310
[  262.456190] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  262.469704]  __alloc_pages_slowpath+0x26e8/0x2e10
[  262.474081] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 85*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13800kB
[  262.489440]  ? warn_alloc+0x120/0x120
[  262.494244] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  262.509059]  ? print_usage_bug+0xc0/0xc0
[  262.512845] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  262.521664]  ? warn_alloc+0x120/0x120
[  262.525705] 4367 total pagecache pages
[  262.534286]  ? warn_alloc+0x120/0x120
[  262.538067] 0 pages in swap cache
[  262.541941]  ? print_usage_bug+0xc0/0xc0
[  262.545752] Swap cache stats: add 0, delete 0, find 0/0
[  262.549198]  ? print_usage_bug+0xc0/0xc0
[  262.553237] Free swap  = 0kB
[  262.558595]  ? __lock_acquire+0x62f/0x4c20
[  262.562635] Total swap = 0kB
[  262.565650]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.569858] 1965979 pages RAM
[  262.572870]  ? should_fail+0x22d/0xd01
[  262.578406] 0 pages HighMem/MovableOnly
[  262.581521]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  262.585388] 342853 pages reserved
[  262.589360]  ? __lock_acquire+0x62f/0x4c20
[  262.594439] 0 pages cma reserved
[  262.597885]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  262.602152] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  262.605478]  ? __lock_acquire+0x62f/0x4c20
[  262.605493]  ? should_fail+0x22d/0xd01
[  262.610654] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  262.617086]  ? find_held_lock+0x36/0x1c0
[  262.621316] kworker/1:4 cpuset=/ mems_allowed=0
[  262.625197]  ? mark_held_locks+0x130/0x130
[  262.648434]  ? mark_held_locks+0x130/0x130
[  262.652668]  ? zap_class+0x640/0x640
[  262.656385]  ? zap_class+0x640/0x640
[  262.660113]  ? print_usage_bug+0xc0/0xc0
[  262.664175]  ? do_raw_spin_unlock+0xa7/0x330
[  262.668585]  ? zap_class+0x640/0x640
[  262.672302]  ? print_usage_bug+0xc0/0xc0
[  262.676365]  ? wq_watchdog_touch+0x9c/0xfe
[  262.680607]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.686146]  ? check_preemption_disabled+0x48/0x280
[  262.691191]  ? __lock_is_held+0xb5/0x140
[  262.695275]  __alloc_pages_nodemask+0xa80/0xde0
[  262.699984]  ? zap_class+0x640/0x640
[  262.703729]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  262.708773]  ? find_held_lock+0x36/0x1c0
[  262.712842]  ? ____cache_alloc_node+0x1c7/0x1e0
[  262.717514]  ? lock_downgrade+0x900/0x900
[  262.721678]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.727226]  cache_grow_begin+0xa5/0x8c0
[  262.731295]  ? do_raw_spin_unlock+0xa7/0x330
[  262.735716]  fallback_alloc+0x204/0x2e0
[  262.739703]  ____cache_alloc_node+0x1c7/0x1e0
[  262.744206]  kmem_cache_alloc_node+0xe3/0x730
[  262.748705]  ? ipv6_get_ifaddr+0x42e/0x620
[  262.752957]  __alloc_skb+0x119/0x770
[  262.756670]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  262.761963]  ? netdev_alloc_frag+0x1f0/0x1f0
[  262.766425]  ? lock_downgrade+0x900/0x900
[  262.770598]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.776139]  ? refcount_sub_and_test_checked+0x203/0x310
[  262.781594]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  262.787067]  ? addrconf_rs_timer+0x690/0x690
[  262.791518]  ndisc_alloc_skb+0x144/0x340
[  262.795586]  ndisc_send_rs+0x331/0x6e0
[  262.799519]  addrconf_rs_timer+0x314/0x690
[  262.803760]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.808023]  call_timer_fn+0x272/0x920
[  262.811912]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.816162]  ? process_timeout+0x40/0x40
[  262.829085]  ? __run_timers+0x7da/0xc70
[  262.833127]  ? _raw_spin_unlock_irq+0x27/0x80
[  262.837663]  ? _raw_spin_unlock_irq+0x27/0x80
[  262.842158]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.846393]  ? lockdep_hardirqs_on+0x296/0x5b0
[  262.850978]  ? trace_hardirqs_on+0xbd/0x310
[  262.855327]  ? kasan_check_read+0x11/0x20
[  262.859472]  ? __run_timers+0x7da/0xc70
[  262.863452]  ? trace_hardirqs_off_caller+0x310/0x310
[  262.868560]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.872802]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.877058]  __run_timers+0x7e5/0xc70
[  262.880879]  ? timer_fixup_init+0x70/0x70
[  262.885042]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  262.890075]  ? zap_class+0x640/0x640
[  262.893807]  ? enqueue_hrtimer+0x1a5/0x560
[  262.898083]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  262.903305]  ? find_held_lock+0x36/0x1c0
[  262.907386]  ? zap_class+0x640/0x640
[  262.911104]  ? pvclock_read_flags+0x160/0x160
[  262.915621]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.921158]  ? check_preemption_disabled+0x48/0x280
[  262.926184]  ? __lock_is_held+0xb5/0x140
[  262.930264]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.935803]  ? check_preemption_disabled+0x48/0x280
[  262.940824]  run_timer_softirq+0x52/0xb0
[  262.944886]  ? rcu_read_lock_sched_held+0x14f/0x180
[  262.949905]  __do_softirq+0x308/0xb7e
[  262.953736]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  262.958231]  ? lock_downgrade+0x900/0x900
[  262.962384]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  262.967491]  ? pvclock_read_flags+0x160/0x160
[  262.972015]  ? lapic_next_event+0x5a/0x90
[  262.976173]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.981732]  ? kvm_clock_read+0x18/0x30
[  262.985707]  ? kvm_sched_clock_read+0x9/0x20
[  262.990119]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.995657]  ? check_preemption_disabled+0x48/0x280
[  263.000681]  irq_exit+0x17f/0x1c0
[  263.004166]  smp_apic_timer_interrupt+0x1cb/0x760
[  263.009028]  ? smp_reschedule_interrupt+0x109/0x650
[  263.014064]  ? smp_call_function_single_interrupt+0x650/0x650
[  263.019950]  ? interrupt_entry+0xb5/0xc0
[  263.024028]  ? trace_hardirqs_off_caller+0xbb/0x310
[  263.029053]  ? trace_hardirqs_off_caller+0xbb/0x310
[  263.034091]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.038950]  ? trace_hardirqs_on_caller+0x310/0x310
[  263.043967]  ? trace_hardirqs_on_caller+0x310/0x310
[  263.048980]  ? task_prio+0x50/0x50
[  263.052530]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.058070]  ? check_preemption_disabled+0x48/0x280
[  263.063088]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.067940]  apic_timer_interrupt+0xf/0x20
[  263.072168]  </IRQ>
[  263.074406] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  263.080295] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  263.099211] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  263.106919] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  263.114187] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  263.121456] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  263.128806] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  263.136068] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  263.143363]  ? save_stack+0xa9/0xd0
[  263.146999]  __kmalloc_node_track_caller+0x3c/0x70
[  263.151944]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  263.156702]  pskb_expand_head+0x230/0x10f0
[  263.160971]  ? check_preemption_disabled+0x48/0x280
[  263.166028]  ? memcpy+0x45/0x50
[  263.169314]  ? __copy_skb_header+0x350/0x6b0
[  263.173723]  ? skb_release_data+0x880/0x880
[  263.178047]  ? __alloc_skb+0x770/0x770
[  263.181939]  ? __lock_is_held+0xb5/0x140
[  263.186026]  ? kasan_check_write+0x14/0x20
[  263.190293]  ? __skb_clone+0x6c7/0xa00
[  263.194196]  ? __copy_skb_header+0x6b0/0x6b0
[  263.198616]  ? kmem_cache_alloc+0x33a/0x730
[  263.202979]  skb_ensure_writable+0x3dd/0x640
[  263.207406]  ? skb_checksum_setup+0xaa0/0xaa0
[  263.211921]  ? check_preemption_disabled+0x48/0x280
[  263.216946]  ? __this_cpu_preempt_check+0x1c/0x20
[  263.221787]  ? __bpf_redirect+0x54b/0xb20
[  263.225944]  bpf_clone_redirect+0x14a/0x490
[  263.230275]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  263.235296]  ? __sched_text_start+0x8/0x8
[  263.239467]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  263.244246]  ? find_held_lock+0x36/0x1c0
[  263.248316]  ? lock_acquire+0x1ed/0x520
[  263.252291]  ? bpf_test_run+0x3cb/0x780
[  263.256268]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.261812]  ? check_preemption_disabled+0x48/0x280
[  263.266846]  ? kasan_check_read+0x11/0x20
[  263.270996]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  263.276286]  ? rcu_softirq_qs+0x20/0x20
[  263.280303]  ? preempt_schedule+0x4d/0x60
[  263.284452]  ? ___preempt_schedule+0x16/0x18
[  263.288890]  ? bpf_test_run+0x25d/0x780
[  263.292876]  ? netlink_diag_dump+0x2a0/0x2a0
[  263.297287]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.302828]  ? bpf_test_init.isra.10+0x70/0x100
[  263.307502]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  263.312301]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  263.317272]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  263.322812]  ? fput+0x130/0x1a0
[  263.326095]  ? __bpf_prog_get+0x9b/0x290
[  263.330180]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  263.335046]  ? bpf_prog_test_run+0x130/0x1a0
[  263.339459]  ? __x64_sys_bpf+0x3db/0x520
[  263.343536]  ? bpf_prog_get+0x20/0x20
[  263.347369]  ? do_syscall_64+0x1b9/0x820
[  263.351479]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  263.356843]  ? syscall_return_slowpath+0x5e0/0x5e0
[  263.361789]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.366638]  ? trace_hardirqs_on_caller+0x310/0x310
[  263.371660]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  263.376678]  ? prepare_exit_to_usermode+0x291/0x3b0
[  263.381717]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.386572]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  263.391960] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  263.392062] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  263.399076] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  263.399095] Workqueue: events_power_efficient neigh_periodic_work
[  263.405656] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  263.414913] Call Trace:
[  263.421133] syz-executor2 cpuset=syz2 mems_allowed=0
[  263.431617]  <IRQ>
[  263.441425]  dump_stack+0x244/0x39d
[  263.445079]  ? dump_stack_print_info.cold.1+0x20/0x20
[  263.450283]  warn_alloc.cold.116+0xb7/0x1bd
[  263.454622]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  263.459475]  ? lock_downgrade+0x900/0x900
[  263.463631]  ? trace_hardirqs_off+0xb8/0x310
[  263.468063]  ? trace_hardirqs_off+0xb8/0x310
[  263.472486]  __alloc_pages_slowpath+0x26e8/0x2e10
[  263.477365]  ? warn_alloc+0x120/0x120
[  263.481170]  ? print_usage_bug+0xc0/0xc0
[  263.485236]  ? warn_alloc+0x120/0x120
[  263.489046]  ? warn_alloc+0x120/0x120
[  263.492848]  ? print_usage_bug+0xc0/0xc0
[  263.496940]  ? kvm_clock_read+0x18/0x30
[  263.500944]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  263.505982]  ? print_usage_bug+0xc0/0xc0
[  263.510084]  ? __lock_acquire+0x62f/0x4c20
[  263.514326]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.519866]  ? should_fail+0x22d/0xd01
[  263.523770]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  263.529052]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  263.534160]  ? __lock_acquire+0x62f/0x4c20
[  263.538401]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  263.543533]  ? __lock_acquire+0x62f/0x4c20
[  263.547765]  ? should_fail+0x22d/0xd01
[  263.551648]  ? rcu_irq_exit+0x1a2/0x390
[  263.555650]  ? mark_held_locks+0x130/0x130
[  263.559893]  ? mark_held_locks+0x130/0x130
[  263.564136]  ? mark_held_locks+0xc7/0x130
[  263.568298]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  263.573314]  ? zap_class+0x640/0x640
[  263.577034]  ? print_usage_bug+0xc0/0xc0
[  263.581107]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.586652]  ? check_preemption_disabled+0x48/0x280
[  263.591698]  ? __lock_is_held+0xb5/0x140
[  263.595773]  __alloc_pages_nodemask+0xa80/0xde0
[  263.600444]  ? zap_class+0x640/0x640
[  263.604163]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  263.609195]  ? find_held_lock+0x36/0x1c0
[  263.613269]  ? ____cache_alloc_node+0x1c7/0x1e0
[  263.617938]  ? lock_downgrade+0x900/0x900
[  263.622127]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.627685]  cache_grow_begin+0xa5/0x8c0
[  263.631756]  ? do_raw_spin_unlock+0xa7/0x330
[  263.636175]  fallback_alloc+0x204/0x2e0
[  263.640193]  ____cache_alloc_node+0x1c7/0x1e0
[  263.644712]  kmem_cache_alloc_node+0xe3/0x730
[  263.649214]  ? ipv6_get_ifaddr+0x42e/0x620
[  263.653479]  __alloc_skb+0x119/0x770
[  263.657196]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  263.662477]  ? netdev_alloc_frag+0x1f0/0x1f0
[  263.666902]  ? lock_downgrade+0x900/0x900
[  263.671061]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.676601]  ? refcount_sub_and_test_checked+0x203/0x310
[  263.682073]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  263.687534]  ? addrconf_rs_timer+0x690/0x690
[  263.691962]  ndisc_alloc_skb+0x144/0x340
[  263.696035]  ndisc_send_rs+0x331/0x6e0
[  263.699929]  addrconf_rs_timer+0x314/0x690
[  263.704191]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.708438]  call_timer_fn+0x272/0x920
[  263.712326]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.716562]  ? process_timeout+0x40/0x40
[  263.720632]  ? mark_held_locks+0xc7/0x130
[  263.724782]  ? _raw_spin_unlock_irq+0x27/0x80
[  263.729281]  ? _raw_spin_unlock_irq+0x27/0x80
[  263.733776]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.738033]  ? lockdep_hardirqs_on+0x296/0x5b0
[  263.742651]  ? trace_hardirqs_on+0xbd/0x310
[  263.746976]  ? kasan_check_read+0x11/0x20
[  263.751133]  ? __run_timers+0x7da/0xc70
[  263.755112]  ? trace_hardirqs_off_caller+0x310/0x310
[  263.760227]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.764468]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.768705]  __run_timers+0x7e5/0xc70
[  263.772522]  ? timer_fixup_init+0x70/0x70
[  263.776701]  ? lock_downgrade+0x900/0x900
[  263.780850]  ? zap_class+0x640/0x640
[  263.784572]  ? print_usage_bug+0xc0/0xc0
[  263.788640]  ? trace_hardirqs_on+0x310/0x310
[  263.793059]  ? kvm_clock_read+0x18/0x30
[  263.797042]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  263.802060]  ? ktime_get+0x2c1/0x400
[  263.805784]  ? zap_class+0x640/0x640
[  263.809511]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.815061]  ? check_preemption_disabled+0x48/0x280
[  263.820088]  ? __lock_is_held+0xb5/0x140
[  263.824156]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.829699]  ? check_preemption_disabled+0x48/0x280
[  263.834739]  run_timer_softirq+0x52/0xb0
[  263.838804]  ? rcu_read_lock_sched_held+0x14f/0x180
[  263.843821]  __do_softirq+0x308/0xb7e
[  263.847631]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  263.852730]  ? irq_exit+0xbd/0x1c0
[  263.856275]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  263.861294]  ? smp_reschedule_interrupt+0x109/0x650
[  263.866312]  ? smp_call_function_single_interrupt+0x650/0x650
[  263.872199]  ? ret_from_intr+0xb/0x1e
[  263.876003]  ? trace_hardirqs_off_caller+0xbb/0x310
[  263.881048]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.885893]  ? trace_hardirqs_on_caller+0x310/0x310
[  263.890913]  ? task_prio+0x50/0x50
[  263.894459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.900016]  ? check_preemption_disabled+0x48/0x280
[  263.905048]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.909908]  ? neigh_periodic_work+0x6bd/0xc60
[  263.914492]  do_softirq_own_stack+0x2a/0x40
[  263.918808]  </IRQ>
[  263.921062]  do_softirq.part.14+0x126/0x160
[  263.925402]  __local_bh_enable_ip+0x21d/0x260
[  263.929898]  _raw_write_unlock_bh+0x30/0x40
[  263.934220]  neigh_periodic_work+0x6bd/0xc60
[  263.938640]  ? neigh_table_clear+0x390/0x390
[  263.943052]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.948590]  ? check_preemption_disabled+0x48/0x280
[  263.953616]  ? __lock_is_held+0xb5/0x140
[  263.957692]  process_one_work+0xc90/0x1c40
[  263.961928]  ? mark_held_locks+0x130/0x130
[  263.966176]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  263.970843]  ? __switch_to_asm+0x40/0x70
[  263.974905]  ? __switch_to_asm+0x40/0x70
[  263.978978]  ? __switch_to_asm+0x34/0x70
[  263.983072]  ? __switch_to_asm+0x40/0x70
[  263.987154]  ? __switch_to_asm+0x34/0x70
[  263.991211]  ? __switch_to_asm+0x40/0x70
[  263.995282]  ? __switch_to_asm+0x34/0x70
[  263.999341]  ? __switch_to_asm+0x40/0x70
[  264.003410]  ? __schedule+0x8d7/0x21d0
[  264.007296]  ? __switch_to_asm+0x34/0x70
[  264.011355]  ? __switch_to_asm+0x40/0x70
[  264.015435]  ? zap_class+0x640/0x640
[  264.019186]  ? find_held_lock+0x36/0x1c0
[  264.023252]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  264.027884]  ? lock_acquire+0x1ed/0x520
[  264.031858]  ? worker_thread+0x3e0/0x1390
[  264.036026]  ? kasan_check_read+0x11/0x20
[  264.040178]  ? do_raw_spin_lock+0x14f/0x350
[  264.044501]  ? kasan_check_read+0x11/0x20
[  264.048655]  ? rwlock_bug.part.2+0x90/0x90
[  264.052919]  ? trace_hardirqs_on+0x310/0x310
[  264.057343]  worker_thread+0x17f/0x1390
[  264.061321]  ? __switch_to_asm+0x34/0x70
[  264.065397]  ? process_one_work+0x1c40/0x1c40
[  264.069915]  ? __sched_text_start+0x8/0x8
[  264.074067]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  264.078864]  ? __kthread_parkme+0xce/0x1a0
[  264.083106]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  264.088210]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  264.093315]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  264.097900]  ? trace_hardirqs_on+0xbd/0x310
[  264.102224]  ? kasan_check_read+0x11/0x20
[  264.106374]  ? __kthread_parkme+0xce/0x1a0
[  264.110614]  ? trace_hardirqs_off_caller+0x310/0x310
[  264.115733]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  264.120840]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.126378]  ? __kthread_parkme+0xfb/0x1a0
[  264.130633]  ? process_one_work+0x1c40/0x1c40
[  264.135128]  kthread+0x35a/0x440
[  264.138511]  ? kthread_stop+0x900/0x900
[  264.142508]  ret_from_fork+0x3a/0x50
[  264.146264] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  264.146269] warn_alloc_show_mem: 1 callbacks suppressed
[  264.146277] Mem-Info:
[  264.153636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  264.159004] active_anon:57642 inactive_anon:185 isolated_anon:0
[  264.159004]  active_file:18 inactive_file:10 isolated_file:0
[  264.159004]  unevictable:0 dirty:0 writeback:0 unstable:0
[  264.159004]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  264.159004]  mapped:49154 shmem:4339 pagetables:683 bounce:0
[  264.159004]  free:13715 free_pcp:103 free_cma:0
[  264.161380] Call Trace:
[  264.170813] Node 0 active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  264.205354]  <IRQ>
[  264.207931] 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
[  264.235613]  dump_stack+0x244/0x39d
[  264.237739] lowmem_reserve[]: 0 2818 6321 6321
[  264.263865]  ? dump_stack_print_info.cold.1+0x20/0x20
[  264.267470] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  264.272062]  warn_alloc.cold.116+0xb7/0x1bd
[  264.277220] lowmem_reserve[]: 0 0 3503 3503
[  264.304366]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  264.308666] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2732kB bounce:0kB free_pcp:412kB local_pcp:248kB free_cma:0kB
[  264.312982]  ? lock_downgrade+0x900/0x900
[  264.317796] lowmem_reserve[]: 0 0 0 0
[  264.346683]  ? trace_hardirqs_off+0xb8/0x310
[  264.350805] 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
[  264.354601]  ? trace_hardirqs_off+0xb8/0x310
[  264.358982] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  264.372513]  __alloc_pages_slowpath+0x26e8/0x2e10
[  264.376909] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 85*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13800kB
[  264.392272]  ? warn_alloc+0x120/0x120
[  264.397075] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  264.411889]  ? print_usage_bug+0xc0/0xc0
[  264.415672] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  264.424845]  ? warn_alloc+0x120/0x120
[  264.428888] 4367 total pagecache pages
[  264.437473]  ? warn_alloc+0x120/0x120
[  264.441270] 0 pages in swap cache
[  264.445150]  ? print_usage_bug+0xc0/0xc0
[  264.448929] Swap cache stats: add 0, delete 0, find 0/0
[  264.452385]  ? kvm_clock_read+0x18/0x30
[  264.456419] Free swap  = 0kB
[  264.461777]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  264.465727] Total swap = 0kB
[  264.468741]  ? print_usage_bug+0xc0/0xc0
[  264.473733] 1965979 pages RAM
[  264.476749]  ? __lock_acquire+0x62f/0x4c20
[  264.480818] 0 pages HighMem/MovableOnly
[  264.483919]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.488141] 342853 pages reserved
[  264.492112]  ? should_fail+0x22d/0xd01
[  264.497626] 0 pages cma reserved
[  264.501096]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  264.501115]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  264.505043] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  264.508358]  ? __lock_acquire+0x62f/0x4c20
[  264.513688] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  264.518704]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  264.525172] kworker/1:4 cpuset=/ mems_allowed=0
[  264.529399]  ? __lock_acquire+0x62f/0x4c20
[  264.553672]  ? should_fail+0x22d/0xd01
[  264.557555]  ? rcu_irq_exit+0x1a2/0x390
[  264.561555]  ? mark_held_locks+0x130/0x130
[  264.565794]  ? mark_held_locks+0x130/0x130
[  264.570044]  ? mark_held_locks+0xc7/0x130
[  264.574193]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  264.579227]  ? zap_class+0x640/0x640
[  264.582966]  ? print_usage_bug+0xc0/0xc0
[  264.587042]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.592669]  ? check_preemption_disabled+0x48/0x280
[  264.597696]  ? __lock_is_held+0xb5/0x140
[  264.601766]  __alloc_pages_nodemask+0xa80/0xde0
[  264.606437]  ? zap_class+0x640/0x640
[  264.610157]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  264.615188]  ? find_held_lock+0x36/0x1c0
[  264.619262]  ? ____cache_alloc_node+0x1c7/0x1e0
[  264.623936]  ? lock_downgrade+0x900/0x900
[  264.628092]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.633634]  cache_grow_begin+0xa5/0x8c0
[  264.637707]  ? do_raw_spin_unlock+0xa7/0x330
[  264.642127]  fallback_alloc+0x204/0x2e0
[  264.646116]  ____cache_alloc_node+0x1c7/0x1e0
[  264.650615]  kmem_cache_alloc_node+0xe3/0x730
[  264.655113]  ? ipv6_get_ifaddr+0x42e/0x620
[  264.659405]  __alloc_skb+0x119/0x770
[  264.663133]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  264.668444]  ? netdev_alloc_frag+0x1f0/0x1f0
[  264.672870]  ? lock_downgrade+0x900/0x900
[  264.677042]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.682611]  ? refcount_sub_and_test_checked+0x203/0x310
[  264.688071]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  264.693533]  ? addrconf_rs_timer+0x690/0x690
[  264.697957]  ndisc_alloc_skb+0x144/0x340
[  264.702036]  ndisc_send_rs+0x331/0x6e0
[  264.705936]  addrconf_rs_timer+0x314/0x690
[  264.710223]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.714471]  call_timer_fn+0x272/0x920
[  264.718358]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.722597]  ? process_timeout+0x40/0x40
[  264.726665]  ? __run_timers+0x7da/0xc70
[  264.730656]  ? _raw_spin_unlock_irq+0x27/0x80
[  264.735159]  ? _raw_spin_unlock_irq+0x27/0x80
[  264.739659]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.743894]  ? lockdep_hardirqs_on+0x296/0x5b0
[  264.748482]  ? trace_hardirqs_on+0xbd/0x310
[  264.752800]  ? kasan_check_read+0x11/0x20
[  264.756941]  ? __run_timers+0x7da/0xc70
[  264.760912]  ? trace_hardirqs_off_caller+0x310/0x310
[  264.766030]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.770277]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.774524]  __run_timers+0x7e5/0xc70
[  264.778336]  ? timer_fixup_init+0x70/0x70
[  264.782496]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  264.787538]  ? zap_class+0x640/0x640
[  264.791263]  ? enqueue_hrtimer+0x1a5/0x560
[  264.795513]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  264.800707]  ? find_held_lock+0x36/0x1c0
[  264.804815]  ? zap_class+0x640/0x640
[  264.808551]  ? pvclock_read_flags+0x160/0x160
[  264.813053]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.818601]  ? check_preemption_disabled+0x48/0x280
[  264.823643]  ? __lock_is_held+0xb5/0x140
[  264.827720]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.833271]  ? check_preemption_disabled+0x48/0x280
[  264.838293]  run_timer_softirq+0x52/0xb0
[  264.842364]  ? rcu_read_lock_sched_held+0x14f/0x180
[  264.847398]  __do_softirq+0x308/0xb7e
[  264.851206]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  264.855701]  ? lock_downgrade+0x900/0x900
[  264.859852]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  264.864967]  ? pvclock_read_flags+0x160/0x160
[  264.869471]  ? lapic_next_event+0x5a/0x90
[  264.873620]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.879196]  ? kvm_clock_read+0x18/0x30
[  264.883182]  ? kvm_sched_clock_read+0x9/0x20
[  264.887597]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.893136]  ? check_preemption_disabled+0x48/0x280
[  264.898170]  irq_exit+0x17f/0x1c0
[  264.901627]  smp_apic_timer_interrupt+0x1cb/0x760
[  264.906481]  ? smp_reschedule_interrupt+0x109/0x650
[  264.911500]  ? smp_call_function_single_interrupt+0x650/0x650
[  264.917384]  ? interrupt_entry+0xb5/0xc0
[  264.921450]  ? trace_hardirqs_off_caller+0xbb/0x310
[  264.926476]  ? trace_hardirqs_off_caller+0xbb/0x310
[  264.931494]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.936339]  ? trace_hardirqs_on_caller+0x310/0x310
[  264.941358]  ? trace_hardirqs_on_caller+0x310/0x310
[  264.946374]  ? task_prio+0x50/0x50
[  264.949924]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.955476]  ? check_preemption_disabled+0x48/0x280
[  264.960499]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.965352]  apic_timer_interrupt+0xf/0x20
[  264.969580]  </IRQ>
[  264.971822] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  264.977711] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  264.996621] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  265.004326] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  265.011590] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  265.018855] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  265.026125] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  265.033405] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  265.040712]  ? save_stack+0xa9/0xd0
[  265.044374]  __kmalloc_node_track_caller+0x3c/0x70
[  265.049310]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  265.054073]  pskb_expand_head+0x230/0x10f0
[  265.058309]  ? check_preemption_disabled+0x48/0x280
[  265.063335]  ? memcpy+0x45/0x50
[  265.066649]  ? __copy_skb_header+0x350/0x6b0
[  265.071059]  ? skb_release_data+0x880/0x880
[  265.075383]  ? __alloc_skb+0x770/0x770
[  265.079285]  ? __lock_is_held+0xb5/0x140
[  265.083355]  ? kasan_check_write+0x14/0x20
[  265.087592]  ? __skb_clone+0x6c7/0xa00
[  265.091487]  ? __copy_skb_header+0x6b0/0x6b0
[  265.095896]  ? kmem_cache_alloc+0x33a/0x730
[  265.100228]  skb_ensure_writable+0x3dd/0x640
[  265.104642]  ? skb_checksum_setup+0xaa0/0xaa0
[  265.109135]  ? check_preemption_disabled+0x48/0x280
[  265.114172]  ? __this_cpu_preempt_check+0x1c/0x20
[  265.119029]  ? __bpf_redirect+0x54b/0xb20
[  265.123187]  bpf_clone_redirect+0x14a/0x490
[  265.127517]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  265.132567]  ? __sched_text_start+0x8/0x8
[  265.136749]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  265.141584]  ? find_held_lock+0x36/0x1c0
[  265.145669]  ? lock_acquire+0x1ed/0x520
[  265.149646]  ? bpf_test_run+0x3cb/0x780
[  265.153647]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.159202]  ? check_preemption_disabled+0x48/0x280
[  265.164254]  ? kasan_check_read+0x11/0x20
[  265.168421]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  265.173697]  ? rcu_softirq_qs+0x20/0x20
[  265.177677]  ? preempt_schedule+0x4d/0x60
[  265.181841]  ? ___preempt_schedule+0x16/0x18
[  265.186276]  ? bpf_test_run+0x25d/0x780
[  265.190270]  ? netlink_diag_dump+0x2a0/0x2a0
[  265.194696]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.200233]  ? bpf_test_init.isra.10+0x70/0x100
[  265.204923]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  265.209703]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  265.214561]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  265.220102]  ? fput+0x130/0x1a0
[  265.223399]  ? __bpf_prog_get+0x9b/0x290
[  265.227462]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  265.232306]  ? bpf_prog_test_run+0x130/0x1a0
[  265.236732]  ? __x64_sys_bpf+0x3db/0x520
[  265.240802]  ? bpf_prog_get+0x20/0x20
[  265.244658]  ? do_syscall_64+0x1b9/0x820
[  265.248720]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  265.254091]  ? syscall_return_slowpath+0x5e0/0x5e0
[  265.259035]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  265.263883]  ? trace_hardirqs_on_caller+0x310/0x310
[  265.268922]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  265.273958]  ? prepare_exit_to_usermode+0x291/0x3b0
[  265.279015]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  265.283889]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  265.289277] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  265.289358] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  265.296394] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  265.296412] Workqueue: events_power_efficient neigh_periodic_work
[  265.302966] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  265.312239] Call Trace:
[  265.318576] syz-executor2 cpuset=syz2 mems_allowed=0
[  265.329055]  <IRQ>
[  265.338856]  dump_stack+0x244/0x39d
[  265.342508]  ? dump_stack_print_info.cold.1+0x20/0x20
[  265.347756]  warn_alloc.cold.116+0xb7/0x1bd
[  265.352114]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  265.356962]  ? lock_downgrade+0x900/0x900
[  265.361121]  ? trace_hardirqs_off+0xb8/0x310
[  265.365542]  ? trace_hardirqs_off+0xb8/0x310
[  265.369961]  __alloc_pages_slowpath+0x26e8/0x2e10
[  265.374866]  ? warn_alloc+0x120/0x120
[  265.378667]  ? print_usage_bug+0xc0/0xc0
[  265.382728]  ? warn_alloc+0x120/0x120
[  265.386544]  ? warn_alloc+0x120/0x120
[  265.390348]  ? print_usage_bug+0xc0/0xc0
[  265.394410]  ? kvm_clock_read+0x18/0x30
[  265.398401]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  265.403426]  ? print_usage_bug+0xc0/0xc0
[  265.407490]  ? __lock_acquire+0x62f/0x4c20
[  265.411739]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.417290]  ? should_fail+0x22d/0xd01
[  265.421179]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  265.426461]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  265.431568]  ? __lock_acquire+0x62f/0x4c20
[  265.435810]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  265.440911]  ? __lock_acquire+0x62f/0x4c20
[  265.445149]  ? should_fail+0x22d/0xd01
[  265.449043]  ? rcu_irq_exit+0x1a2/0x390
[  265.453035]  ? mark_held_locks+0x130/0x130
[  265.457280]  ? mark_held_locks+0x130/0x130
[  265.461528]  ? mark_held_locks+0xc7/0x130
[  265.465681]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  265.470699]  ? zap_class+0x640/0x640
[  265.474418]  ? print_usage_bug+0xc0/0xc0
[  265.478489]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.484041]  ? check_preemption_disabled+0x48/0x280
[  265.489071]  ? __lock_is_held+0xb5/0x140
[  265.493142]  __alloc_pages_nodemask+0xa80/0xde0
[  265.497815]  ? zap_class+0x640/0x640
[  265.501541]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  265.506572]  ? find_held_lock+0x36/0x1c0
[  265.510649]  ? ____cache_alloc_node+0x1c7/0x1e0
[  265.515321]  ? lock_downgrade+0x900/0x900
[  265.519478]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.525029]  cache_grow_begin+0xa5/0x8c0
[  265.529098]  ? do_raw_spin_unlock+0xa7/0x330
[  265.533515]  fallback_alloc+0x204/0x2e0
[  265.537556]  ____cache_alloc_node+0x1c7/0x1e0
[  265.542092]  kmem_cache_alloc_node+0xe3/0x730
[  265.546600]  ? ipv6_get_ifaddr+0x42e/0x620
[  265.550850]  __alloc_skb+0x119/0x770
[  265.554574]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  265.559860]  ? netdev_alloc_frag+0x1f0/0x1f0
[  265.564274]  ? lock_downgrade+0x900/0x900
[  265.568436]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.573994]  ? refcount_sub_and_test_checked+0x203/0x310
[  265.579462]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  265.584944]  ? addrconf_rs_timer+0x690/0x690
[  265.589368]  ndisc_alloc_skb+0x144/0x340
[  265.593434]  ndisc_send_rs+0x331/0x6e0
[  265.597332]  addrconf_rs_timer+0x314/0x690
[  265.601607]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.605870]  call_timer_fn+0x272/0x920
[  265.609766]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.614023]  ? process_timeout+0x40/0x40
[  265.618105]  ? mark_held_locks+0xc7/0x130
[  265.622258]  ? _raw_spin_unlock_irq+0x27/0x80
[  265.626753]  ? _raw_spin_unlock_irq+0x27/0x80
[  265.631246]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.635481]  ? lockdep_hardirqs_on+0x296/0x5b0
[  265.640070]  ? trace_hardirqs_on+0xbd/0x310
[  265.644405]  ? kasan_check_read+0x11/0x20
[  265.648553]  ? __run_timers+0x7da/0xc70
[  265.652537]  ? trace_hardirqs_off_caller+0x310/0x310
[  265.657647]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.661890]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.666137]  __run_timers+0x7e5/0xc70
[  265.669947]  ? timer_fixup_init+0x70/0x70
[  265.674099]  ? lock_downgrade+0x900/0x900
[  265.678249]  ? zap_class+0x640/0x640
[  265.681972]  ? print_usage_bug+0xc0/0xc0
[  265.686086]  ? trace_hardirqs_on+0x310/0x310
[  265.690505]  ? kvm_clock_read+0x18/0x30
[  265.694500]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  265.699563]  ? ktime_get+0x2c1/0x400
[  265.703284]  ? zap_class+0x640/0x640
[  265.707021]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.712561]  ? check_preemption_disabled+0x48/0x280
[  265.717593]  ? __lock_is_held+0xb5/0x140
[  265.721657]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.727199]  ? check_preemption_disabled+0x48/0x280
[  265.732227]  run_timer_softirq+0x52/0xb0
[  265.736300]  ? rcu_read_lock_sched_held+0x14f/0x180
[  265.741319]  __do_softirq+0x308/0xb7e
[  265.745148]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  265.750253]  ? irq_exit+0xbd/0x1c0
[  265.753794]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  265.758842]  ? smp_reschedule_interrupt+0x109/0x650
[  265.763875]  ? smp_call_function_single_interrupt+0x650/0x650
[  265.769763]  ? ret_from_intr+0xb/0x1e
[  265.773596]  ? trace_hardirqs_off_caller+0xbb/0x310
[  265.778629]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  265.783491]  ? trace_hardirqs_on_caller+0x310/0x310
[  265.788537]  ? task_prio+0x50/0x50
[  265.792088]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.797629]  ? check_preemption_disabled+0x48/0x280
[  265.802656]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  265.807507]  ? neigh_periodic_work+0x6bd/0xc60
[  265.812112]  do_softirq_own_stack+0x2a/0x40
[  265.816430]  </IRQ>
[  265.818705]  do_softirq.part.14+0x126/0x160
[  265.823039]  __local_bh_enable_ip+0x21d/0x260
[  265.827543]  _raw_write_unlock_bh+0x30/0x40
[  265.831880]  neigh_periodic_work+0x6bd/0xc60
[  265.836298]  ? neigh_table_clear+0x390/0x390
[  265.840714]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.846282]  ? check_preemption_disabled+0x48/0x280
[  265.851319]  ? __lock_is_held+0xb5/0x140
[  265.855393]  process_one_work+0xc90/0x1c40
[  265.859627]  ? mark_held_locks+0x130/0x130
[  265.863887]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  265.868566]  ? __switch_to_asm+0x40/0x70
[  265.872640]  ? __switch_to_asm+0x40/0x70
[  265.876700]  ? __switch_to_asm+0x34/0x70
[  265.880755]  ? __switch_to_asm+0x40/0x70
[  265.884814]  ? __switch_to_asm+0x34/0x70
[  265.888874]  ? __switch_to_asm+0x40/0x70
[  265.892975]  ? __switch_to_asm+0x34/0x70
[  265.897055]  ? __switch_to_asm+0x40/0x70
[  265.901127]  ? __schedule+0x8d7/0x21d0
[  265.905037]  ? __switch_to_asm+0x34/0x70
[  265.909103]  ? __switch_to_asm+0x40/0x70
[  265.913198]  ? zap_class+0x640/0x640
[  265.916978]  ? find_held_lock+0x36/0x1c0
[  265.921078]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  265.925678]  ? lock_acquire+0x1ed/0x520
[  265.929652]  ? worker_thread+0x3e0/0x1390
[  265.933810]  ? kasan_check_read+0x11/0x20
[  265.937961]  ? do_raw_spin_lock+0x14f/0x350
[  265.942285]  ? kasan_check_read+0x11/0x20
[  265.946433]  ? rwlock_bug.part.2+0x90/0x90
[  265.950670]  ? trace_hardirqs_on+0x310/0x310
[  265.955097]  worker_thread+0x17f/0x1390
[  265.959075]  ? __switch_to_asm+0x34/0x70
[  265.963151]  ? process_one_work+0x1c40/0x1c40
[  265.967682]  ? __sched_text_start+0x8/0x8
[  265.971831]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  265.976675]  ? __kthread_parkme+0xce/0x1a0
[  265.980914]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  265.986032]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  265.991142]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  265.995728]  ? trace_hardirqs_on+0xbd/0x310
[  266.000056]  ? kasan_check_read+0x11/0x20
[  266.004205]  ? __kthread_parkme+0xce/0x1a0
[  266.008441]  ? trace_hardirqs_off_caller+0x310/0x310
[  266.013558]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  266.018682]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.024237]  ? __kthread_parkme+0xfb/0x1a0
[  266.028481]  ? process_one_work+0x1c40/0x1c40
[  266.032979]  kthread+0x35a/0x440
[  266.036356]  ? kthread_stop+0x900/0x900
[  266.040338]  ret_from_fork+0x3a/0x50
[  266.044067] warn_alloc_show_mem: 1 callbacks suppressed
[  266.044079] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  266.044081] Mem-Info:
[  266.044112] active_anon:57642 inactive_anon:185 isolated_anon:0
[  266.044112]  active_file:18 inactive_file:10 isolated_file:0
[  266.044112]  unevictable:0 dirty:0 writeback:0 unstable:0
[  266.044112]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  266.044112]  mapped:49154 shmem:4339 pagetables:683 bounce:0
[  266.044112]  free:13715 free_pcp:103 free_cma:0
[  266.049453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  266.049462] Call Trace:
[  266.056835] Node 0 active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  266.059237]  <IRQ>
[  266.092190] 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
[  266.101543]  dump_stack+0x244/0x39d
[  266.104110] lowmem_reserve[]: 0 2818 6321 6321
[  266.131774]  ? dump_stack_print_info.cold.1+0x20/0x20
[  266.133903] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  266.160039]  warn_alloc.cold.116+0xb7/0x1bd
[  266.163626] lowmem_reserve[]: 0 0 3503 3503
[  266.168204]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  266.173377] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2732kB bounce:0kB free_pcp:412kB local_pcp:248kB free_cma:0kB
[  266.201036]  ? lock_downgrade+0x900/0x900
[  266.205333] lowmem_reserve[]: 0 0 0 0
[  266.209654]  ? trace_hardirqs_off+0xb8/0x310
[  266.214482] 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
[  266.243364]  ? trace_hardirqs_off+0xb8/0x310
[  266.247485] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  266.251298]  __alloc_pages_slowpath+0x26e8/0x2e10
[  266.255681] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 85*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13800kB
[  266.269226]  ? warn_alloc+0x120/0x120
[  266.273592] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  266.288928]  ? print_usage_bug+0xc0/0xc0
[  266.293769] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  266.308579]  ? warn_alloc+0x120/0x120
[  266.312358] 4367 total pagecache pages
[  266.321187]  ? warn_alloc+0x120/0x120
[  266.325230] 0 pages in swap cache
[  266.333796]  ? print_usage_bug+0xc0/0xc0
[  266.337576] Swap cache stats: add 0, delete 0, find 0/0
[  266.341460]  ? kvm_clock_read+0x18/0x30
[  266.345250] Free swap  = 0kB
[  266.348700]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  266.352733] Total swap = 0kB
[  266.358090]  ? print_usage_bug+0xc0/0xc0
[  266.362040] 1965979 pages RAM
[  266.365060]  ? __lock_acquire+0x62f/0x4c20
[  266.370057] 0 pages HighMem/MovableOnly
[  266.373329]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.377370] 342853 pages reserved
[  266.377379] 0 pages cma reserved
[  266.380482]  ? should_fail+0x22d/0xd01
[  266.384756] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  266.388660]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  266.388679]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  266.394296] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  266.397655]  ? __lock_acquire+0x62f/0x4c20
[  266.400997] kworker/1:4 cpuset=/ mems_allowed=0
[  266.404891]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  266.445984]  ? __lock_acquire+0x62f/0x4c20
[  266.450230]  ? should_fail+0x22d/0xd01
[  266.454116]  ? rcu_irq_exit+0x1a2/0x390
[  266.458102]  ? mark_held_locks+0x130/0x130
[  266.462347]  ? mark_held_locks+0x130/0x130
[  266.466588]  ? mark_held_locks+0xc7/0x130
[  266.470736]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  266.475767]  ? zap_class+0x640/0x640
[  266.479489]  ? print_usage_bug+0xc0/0xc0
[  266.483556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.489101]  ? check_preemption_disabled+0x48/0x280
[  266.494133]  ? __lock_is_held+0xb5/0x140
[  266.498206]  __alloc_pages_nodemask+0xa80/0xde0
[  266.502907]  ? zap_class+0x640/0x640
[  266.506627]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  266.511667]  ? find_held_lock+0x36/0x1c0
[  266.515740]  ? ____cache_alloc_node+0x1c7/0x1e0
[  266.520410]  ? lock_downgrade+0x900/0x900
[  266.524599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.530144]  cache_grow_begin+0xa5/0x8c0
[  266.534206]  ? do_raw_spin_unlock+0xa7/0x330
[  266.538646]  fallback_alloc+0x204/0x2e0
[  266.542646]  ____cache_alloc_node+0x1c7/0x1e0
[  266.547152]  kmem_cache_alloc_node+0xe3/0x730
[  266.551652]  ? ipv6_get_ifaddr+0x42e/0x620
[  266.555917]  __alloc_skb+0x119/0x770
[  266.559641]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  266.564926]  ? netdev_alloc_frag+0x1f0/0x1f0
[  266.569336]  ? lock_downgrade+0x900/0x900
[  266.573506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.579052]  ? refcount_sub_and_test_checked+0x203/0x310
[  266.584513]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  266.589968]  ? addrconf_rs_timer+0x690/0x690
[  266.594389]  ndisc_alloc_skb+0x144/0x340
[  266.598482]  ndisc_send_rs+0x331/0x6e0
[  266.602426]  addrconf_rs_timer+0x314/0x690
[  266.606681]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.610928]  call_timer_fn+0x272/0x920
[  266.614818]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.619058]  ? process_timeout+0x40/0x40
[  266.623130]  ? __run_timers+0x7da/0xc70
[  266.627107]  ? _raw_spin_unlock_irq+0x27/0x80
[  266.631603]  ? _raw_spin_unlock_irq+0x27/0x80
[  266.636106]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.640360]  ? lockdep_hardirqs_on+0x296/0x5b0
[  266.644958]  ? trace_hardirqs_on+0xbd/0x310
[  266.649278]  ? kasan_check_read+0x11/0x20
[  266.653425]  ? __run_timers+0x7da/0xc70
[  266.657401]  ? trace_hardirqs_off_caller+0x310/0x310
[  266.662529]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.666774]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.671006]  __run_timers+0x7e5/0xc70
[  266.674832]  ? timer_fixup_init+0x70/0x70
[  266.678985]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  266.684033]  ? zap_class+0x640/0x640
[  266.687754]  ? enqueue_hrtimer+0x1a5/0x560
[  266.691995]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  266.697205]  ? find_held_lock+0x36/0x1c0
[  266.701275]  ? zap_class+0x640/0x640
[  266.704998]  ? pvclock_read_flags+0x160/0x160
[  266.709510]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.715069]  ? check_preemption_disabled+0x48/0x280
[  266.720102]  ? __lock_is_held+0xb5/0x140
[  266.724167]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.729706]  ? check_preemption_disabled+0x48/0x280
[  266.734734]  run_timer_softirq+0x52/0xb0
[  266.738812]  ? rcu_read_lock_sched_held+0x14f/0x180
[  266.743831]  __do_softirq+0x308/0xb7e
[  266.747639]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  266.752138]  ? lock_downgrade+0x900/0x900
[  266.756290]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  266.761431]  ? pvclock_read_flags+0x160/0x160
[  266.765932]  ? lapic_next_event+0x5a/0x90
[  266.770084]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.775627]  ? kvm_clock_read+0x18/0x30
[  266.779602]  ? kvm_sched_clock_read+0x9/0x20
[  266.784027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.789577]  ? check_preemption_disabled+0x48/0x280
[  266.794605]  irq_exit+0x17f/0x1c0
[  266.798065]  smp_apic_timer_interrupt+0x1cb/0x760
[  266.802927]  ? smp_reschedule_interrupt+0x109/0x650
[  266.807949]  ? smp_call_function_single_interrupt+0x650/0x650
[  266.813836]  ? interrupt_entry+0xb5/0xc0
[  266.817903]  ? trace_hardirqs_off_caller+0xbb/0x310
[  266.822933]  ? trace_hardirqs_off_caller+0xbb/0x310
[  266.827956]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.832811]  ? trace_hardirqs_on_caller+0x310/0x310
[  266.837845]  ? trace_hardirqs_on_caller+0x310/0x310
[  266.842865]  ? task_prio+0x50/0x50
[  266.846412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.851961]  ? check_preemption_disabled+0x48/0x280
[  266.856982]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.861851]  apic_timer_interrupt+0xf/0x20
[  266.866087]  </IRQ>
[  266.868327] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  266.874217] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  266.893122] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  266.900831] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  266.908103] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  266.915370] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  266.922637] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  266.929904] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  266.937231]  ? save_stack+0xa9/0xd0
[  266.940872]  __kmalloc_node_track_caller+0x3c/0x70
[  266.945807]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  266.950571]  pskb_expand_head+0x230/0x10f0
[  266.954809]  ? check_preemption_disabled+0x48/0x280
[  266.959834]  ? memcpy+0x45/0x50
[  266.963121]  ? __copy_skb_header+0x350/0x6b0
[  266.967532]  ? skb_release_data+0x880/0x880
[  266.971854]  ? __alloc_skb+0x770/0x770
[  266.975757]  ? __lock_is_held+0xb5/0x140
[  266.979836]  ? kasan_check_write+0x14/0x20
[  266.984071]  ? __skb_clone+0x6c7/0xa00
[  266.987974]  ? __copy_skb_header+0x6b0/0x6b0
[  266.992392]  ? kmem_cache_alloc+0x33a/0x730
[  266.996729]  skb_ensure_writable+0x3dd/0x640
[  267.001143]  ? skb_checksum_setup+0xaa0/0xaa0
[  267.005644]  ? check_preemption_disabled+0x48/0x280
[  267.010669]  ? __this_cpu_preempt_check+0x1c/0x20
[  267.015513]  ? __bpf_redirect+0x54b/0xb20
[  267.019675]  bpf_clone_redirect+0x14a/0x490
[  267.024017]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  267.029070]  ? __sched_text_start+0x8/0x8
[  267.033225]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  267.037991]  ? find_held_lock+0x36/0x1c0
[  267.042077]  ? lock_acquire+0x1ed/0x520
[  267.046054]  ? bpf_test_run+0x3cb/0x780
[  267.050041]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.055580]  ? check_preemption_disabled+0x48/0x280
[  267.060659]  ? kasan_check_read+0x11/0x20
[  267.064808]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  267.070098]  ? rcu_softirq_qs+0x20/0x20
[  267.074078]  ? preempt_schedule+0x4d/0x60
[  267.078231]  ? ___preempt_schedule+0x16/0x18
[  267.082652]  ? bpf_test_run+0x25d/0x780
[  267.086643]  ? netlink_diag_dump+0x2a0/0x2a0
[  267.091074]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.096622]  ? bpf_test_init.isra.10+0x70/0x100
[  267.101310]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  267.106100]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  267.110945]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  267.116491]  ? fput+0x130/0x1a0
[  267.119773]  ? __bpf_prog_get+0x9b/0x290
[  267.123876]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  267.128717]  ? bpf_prog_test_run+0x130/0x1a0
[  267.133137]  ? __x64_sys_bpf+0x3db/0x520
[  267.137201]  ? bpf_prog_get+0x20/0x20
[  267.141078]  ? do_syscall_64+0x1b9/0x820
[  267.145155]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  267.150596]  ? syscall_return_slowpath+0x5e0/0x5e0
[  267.155534]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.160378]  ? trace_hardirqs_on_caller+0x310/0x310
[  267.165400]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  267.170421]  ? prepare_exit_to_usermode+0x291/0x3b0
[  267.175449]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.180303]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  267.185687] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  267.185757] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  267.192802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  267.192819] Workqueue: events_power_efficient neigh_periodic_work
[  267.192826] Call Trace:
[  267.192833]  <IRQ>
[  267.192850]  dump_stack+0x244/0x39d
[  267.199424] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  267.208694]  ? dump_stack_print_info.cold.1+0x20/0x20
[  267.214898] syz-executor2 cpuset=syz2 mems_allowed=0
[  267.217482]  warn_alloc.cold.116+0xb7/0x1bd
[  267.248272]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  267.253125]  ? lock_downgrade+0x900/0x900
[  267.257284]  ? trace_hardirqs_off+0xb8/0x310
[  267.261718]  ? trace_hardirqs_off+0xb8/0x310
[  267.266136]  __alloc_pages_slowpath+0x26e8/0x2e10
[  267.271015]  ? warn_alloc+0x120/0x120
[  267.274823]  ? print_usage_bug+0xc0/0xc0
[  267.278892]  ? warn_alloc+0x120/0x120
[  267.282714]  ? warn_alloc+0x120/0x120
[  267.286517]  ? print_usage_bug+0xc0/0xc0
[  267.290588]  ? kvm_clock_read+0x18/0x30
[  267.294566]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  267.299588]  ? print_usage_bug+0xc0/0xc0
[  267.303650]  ? __lock_acquire+0x62f/0x4c20
[  267.307887]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.313425]  ? should_fail+0x22d/0xd01
[  267.317833]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  267.323133]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  267.328242]  ? __lock_acquire+0x62f/0x4c20
[  267.332483]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  267.337599]  ? __lock_acquire+0x62f/0x4c20
[  267.341834]  ? should_fail+0x22d/0xd01
[  267.345735]  ? rcu_irq_exit+0x1a2/0x390
[  267.349722]  ? mark_held_locks+0x130/0x130
[  267.353966]  ? mark_held_locks+0x130/0x130
[  267.358211]  ? mark_held_locks+0xc7/0x130
[  267.362363]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  267.367396]  ? zap_class+0x640/0x640
[  267.371111]  ? print_usage_bug+0xc0/0xc0
[  267.375180]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.380725]  ? check_preemption_disabled+0x48/0x280
[  267.385754]  ? __lock_is_held+0xb5/0x140
[  267.389874]  __alloc_pages_nodemask+0xa80/0xde0
[  267.394547]  ? zap_class+0x640/0x640
[  267.398268]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  267.403299]  ? find_held_lock+0x36/0x1c0
[  267.407377]  ? ____cache_alloc_node+0x1c7/0x1e0
[  267.412048]  ? lock_downgrade+0x900/0x900
[  267.416207]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.421754]  cache_grow_begin+0xa5/0x8c0
[  267.425815]  ? do_raw_spin_unlock+0xa7/0x330
[  267.430235]  fallback_alloc+0x204/0x2e0
[  267.434220]  ____cache_alloc_node+0x1c7/0x1e0
[  267.438724]  kmem_cache_alloc_node+0xe3/0x730
[  267.443221]  ? ipv6_get_ifaddr+0x42e/0x620
[  267.447471]  __alloc_skb+0x119/0x770
[  267.451188]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  267.456487]  ? netdev_alloc_frag+0x1f0/0x1f0
[  267.460939]  ? lock_downgrade+0x900/0x900
[  267.465100]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.470654]  ? refcount_sub_and_test_checked+0x203/0x310
[  267.476108]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  267.481562]  ? addrconf_rs_timer+0x690/0x690
[  267.485983]  ndisc_alloc_skb+0x144/0x340
[  267.490061]  ndisc_send_rs+0x331/0x6e0
[  267.493957]  addrconf_rs_timer+0x314/0x690
[  267.498200]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.502453]  call_timer_fn+0x272/0x920
[  267.506341]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.510602]  ? process_timeout+0x40/0x40
[  267.514716]  ? mark_held_locks+0xc7/0x130
[  267.518883]  ? _raw_spin_unlock_irq+0x27/0x80
[  267.523378]  ? _raw_spin_unlock_irq+0x27/0x80
[  267.527904]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.532139]  ? lockdep_hardirqs_on+0x296/0x5b0
[  267.536726]  ? trace_hardirqs_on+0xbd/0x310
[  267.541053]  ? kasan_check_read+0x11/0x20
[  267.545203]  ? __run_timers+0x7da/0xc70
[  267.549183]  ? trace_hardirqs_off_caller+0x310/0x310
[  267.554291]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.558539]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.562776]  __run_timers+0x7e5/0xc70
[  267.566587]  ? timer_fixup_init+0x70/0x70
[  267.570735]  ? lock_downgrade+0x900/0x900
[  267.574880]  ? zap_class+0x640/0x640
[  267.578603]  ? print_usage_bug+0xc0/0xc0
[  267.582678]  ? trace_hardirqs_on+0x310/0x310
[  267.587099]  ? kvm_clock_read+0x18/0x30
[  267.591073]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  267.596089]  ? ktime_get+0x2c1/0x400
[  267.599804]  ? zap_class+0x640/0x640
[  267.603578]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.609137]  ? check_preemption_disabled+0x48/0x280
[  267.614165]  ? __lock_is_held+0xb5/0x140
[  267.618231]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.623790]  ? check_preemption_disabled+0x48/0x280
[  267.628816]  run_timer_softirq+0x52/0xb0
[  267.632882]  ? rcu_read_lock_sched_held+0x14f/0x180
[  267.637902]  __do_softirq+0x308/0xb7e
[  267.641717]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  267.646843]  ? irq_exit+0xbd/0x1c0
[  267.650389]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  267.655405]  ? smp_reschedule_interrupt+0x109/0x650
[  267.660424]  ? smp_call_function_single_interrupt+0x650/0x650
[  267.666312]  ? ret_from_intr+0xb/0x1e
[  267.670117]  ? trace_hardirqs_off_caller+0xbb/0x310
[  267.675152]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.680001]  ? trace_hardirqs_on_caller+0x310/0x310
[  267.685035]  ? task_prio+0x50/0x50
[  267.688583]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.694138]  ? check_preemption_disabled+0x48/0x280
[  267.699164]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.704022]  ? neigh_periodic_work+0x6bd/0xc60
[  267.708609]  do_softirq_own_stack+0x2a/0x40
[  267.712923]  </IRQ>
[  267.715160]  do_softirq.part.14+0x126/0x160
[  267.719515]  __local_bh_enable_ip+0x21d/0x260
[  267.724053]  _raw_write_unlock_bh+0x30/0x40
[  267.728381]  neigh_periodic_work+0x6bd/0xc60
[  267.732799]  ? neigh_table_clear+0x390/0x390
[  267.737212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.742768]  ? check_preemption_disabled+0x48/0x280
[  267.747808]  ? __lock_is_held+0xb5/0x140
[  267.751887]  process_one_work+0xc90/0x1c40
[  267.756123]  ? mark_held_locks+0x130/0x130
[  267.760371]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  267.765075]  ? __switch_to_asm+0x40/0x70
[  267.769138]  ? __switch_to_asm+0x40/0x70
[  267.773211]  ? __switch_to_asm+0x34/0x70
[  267.777272]  ? __switch_to_asm+0x40/0x70
[  267.781330]  ? __switch_to_asm+0x34/0x70
[  267.785387]  ? __switch_to_asm+0x40/0x70
[  267.789447]  ? __switch_to_asm+0x34/0x70
[  267.793505]  ? __switch_to_asm+0x40/0x70
[  267.797581]  ? __schedule+0x8d7/0x21d0
[  267.801467]  ? __switch_to_asm+0x34/0x70
[  267.805547]  ? __switch_to_asm+0x40/0x70
[  267.809625]  ? zap_class+0x640/0x640
[  267.813344]  ? find_held_lock+0x36/0x1c0
[  267.817411]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  267.822017]  ? lock_acquire+0x1ed/0x520
[  267.826006]  ? worker_thread+0x3e0/0x1390
[  267.830188]  ? kasan_check_read+0x11/0x20
[  267.834432]  ? do_raw_spin_lock+0x14f/0x350
[  267.838806]  ? kasan_check_read+0x11/0x20
[  267.842970]  ? rwlock_bug.part.2+0x90/0x90
[  267.847218]  ? trace_hardirqs_on+0x310/0x310
[  267.851652]  worker_thread+0x17f/0x1390
[  267.855638]  ? __switch_to_asm+0x34/0x70
[  267.859711]  ? process_one_work+0x1c40/0x1c40
[  267.864243]  ? __sched_text_start+0x8/0x8
[  267.868415]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  267.873196]  ? __kthread_parkme+0xce/0x1a0
[  267.877432]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  267.882540]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  267.887647]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  267.892236]  ? trace_hardirqs_on+0xbd/0x310
[  267.896559]  ? kasan_check_read+0x11/0x20
[  267.900747]  ? __kthread_parkme+0xce/0x1a0
[  267.904987]  ? trace_hardirqs_off_caller+0x310/0x310
[  267.910114]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  267.915219]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.920771]  ? __kthread_parkme+0xfb/0x1a0
[  267.925018]  ? process_one_work+0x1c40/0x1c40
[  267.929547]  kthread+0x35a/0x440
[  267.932916]  ? kthread_stop+0x900/0x900
[  267.936891]  ret_from_fork+0x3a/0x50
[  267.940622] warn_alloc_show_mem: 1 callbacks suppressed
[  267.940633] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  267.940635] Mem-Info:
[  267.940665] active_anon:57642 inactive_anon:185 isolated_anon:0
[  267.940665]  active_file:18 inactive_file:10 isolated_file:0
[  267.940665]  unevictable:0 dirty:0 writeback:0 unstable:0
[  267.940665]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  267.940665]  mapped:49154 shmem:4339 pagetables:683 bounce:0
[  267.940665]  free:13715 free_pcp:103 free_cma:0
[  267.946032] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  267.953402] Node 0 active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  267.955803] Call Trace:
[  267.988792] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  267.998151]  <IRQ>
[  268.025817] lowmem_reserve[]: 0 2818 6321 6321
[  268.028407]  dump_stack+0x244/0x39d
[  268.054484] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  268.056629]  ? dump_stack_print_info.cold.1+0x20/0x20
[  268.061189] lowmem_reserve[]: 0 0 3503 3503
[  268.064819]  warn_alloc.cold.116+0xb7/0x1bd
[  268.091944] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2732kB bounce:0kB free_pcp:412kB local_pcp:248kB free_cma:0kB
[  268.097138]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  268.101432] lowmem_reserve[]: 0 0 0 0
[  268.105755]  ? lock_downgrade+0x900/0x900
[  268.134625] 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
[  268.139480]  ? trace_hardirqs_off+0xb8/0x310
[  268.143248] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  268.147394]  ? trace_hardirqs_off+0xb8/0x310
[  268.160897] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 85*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13800kB
[  268.165308]  __alloc_pages_slowpath+0x26e8/0x2e10
[  268.180637] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  268.185579]  ? warn_alloc+0x120/0x120
[  268.200364] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  268.205201]  ? print_usage_bug+0xc0/0xc0
[  268.214030] 4367 total pagecache pages
[  268.217840]  ? warn_alloc+0x120/0x120
[  268.226395] 0 pages in swap cache
[  268.230447]  ? warn_alloc+0x120/0x120
[  268.234317] Swap cache stats: add 0, delete 0, find 0/0
[  268.238111]  ? print_usage_bug+0xc0/0xc0
[  268.241552] Free swap  = 0kB
[  268.245346]  ? kvm_clock_read+0x18/0x30
[  268.250685] Total swap = 0kB
[  268.254741]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  268.257734] 1965979 pages RAM
[  268.261706]  ? print_usage_bug+0xc0/0xc0
[  268.264704] 0 pages HighMem/MovableOnly
[  268.264713] 342853 pages reserved
[  268.269736]  ? __lock_acquire+0x62f/0x4c20
[  268.272817] 0 pages cma reserved
[  268.276872]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.280876] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  268.284271]  ? should_fail+0x22d/0xd01
[  268.288548] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  268.291843]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  268.297360] kworker/1:4 cpuset=/ mems_allowed=0
[  268.303844]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  268.333050]  ? __lock_acquire+0x62f/0x4c20
[  268.337294]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  268.342395]  ? __lock_acquire+0x62f/0x4c20
[  268.346645]  ? should_fail+0x22d/0xd01
[  268.350532]  ? rcu_irq_exit+0x1a2/0x390
[  268.354532]  ? mark_held_locks+0x130/0x130
[  268.358797]  ? mark_held_locks+0x130/0x130
[  268.363102]  ? mark_held_locks+0xc7/0x130
[  268.367254]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  268.372273]  ? zap_class+0x640/0x640
[  268.375987]  ? print_usage_bug+0xc0/0xc0
[  268.380070]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.385664]  ? check_preemption_disabled+0x48/0x280
[  268.390705]  ? __lock_is_held+0xb5/0x140
[  268.394817]  __alloc_pages_nodemask+0xa80/0xde0
[  268.399516]  ? zap_class+0x640/0x640
[  268.403250]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  268.408294]  ? find_held_lock+0x36/0x1c0
[  268.412380]  ? ____cache_alloc_node+0x1c7/0x1e0
[  268.417054]  ? lock_downgrade+0x900/0x900
[  268.421213]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.426758]  cache_grow_begin+0xa5/0x8c0
[  268.430821]  ? do_raw_spin_unlock+0xa7/0x330
[  268.435240]  fallback_alloc+0x204/0x2e0
[  268.439227]  ____cache_alloc_node+0x1c7/0x1e0
[  268.443758]  kmem_cache_alloc_node+0xe3/0x730
[  268.448262]  ? ipv6_get_ifaddr+0x42e/0x620
[  268.452517]  __alloc_skb+0x119/0x770
[  268.456231]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  268.461510]  ? netdev_alloc_frag+0x1f0/0x1f0
[  268.465921]  ? lock_downgrade+0x900/0x900
[  268.470080]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.475622]  ? refcount_sub_and_test_checked+0x203/0x310
[  268.481077]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  268.486532]  ? addrconf_rs_timer+0x690/0x690
[  268.490965]  ndisc_alloc_skb+0x144/0x340
[  268.495048]  ndisc_send_rs+0x331/0x6e0
[  268.499001]  addrconf_rs_timer+0x314/0x690
[  268.503299]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.507544]  call_timer_fn+0x272/0x920
[  268.511481]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.515721]  ? process_timeout+0x40/0x40
[  268.519790]  ? __run_timers+0x7da/0xc70
[  268.523772]  ? _raw_spin_unlock_irq+0x27/0x80
[  268.528287]  ? _raw_spin_unlock_irq+0x27/0x80
[  268.532783]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.537066]  ? lockdep_hardirqs_on+0x296/0x5b0
[  268.541659]  ? trace_hardirqs_on+0xbd/0x310
[  268.545982]  ? kasan_check_read+0x11/0x20
[  268.550139]  ? __run_timers+0x7da/0xc70
[  268.554121]  ? trace_hardirqs_off_caller+0x310/0x310
[  268.559230]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.563475]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.567740]  __run_timers+0x7e5/0xc70
[  268.571551]  ? timer_fixup_init+0x70/0x70
[  268.575719]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  268.580739]  ? zap_class+0x640/0x640
[  268.584483]  ? enqueue_hrtimer+0x1a5/0x560
[  268.588728]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  268.594051]  ? find_held_lock+0x36/0x1c0
[  268.598120]  ? zap_class+0x640/0x640
[  268.601840]  ? pvclock_read_flags+0x160/0x160
[  268.606336]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.611878]  ? check_preemption_disabled+0x48/0x280
[  268.616907]  ? __lock_is_held+0xb5/0x140
[  268.620971]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.626532]  ? check_preemption_disabled+0x48/0x280
[  268.631565]  run_timer_softirq+0x52/0xb0
[  268.635624]  ? rcu_read_lock_sched_held+0x14f/0x180
[  268.640645]  __do_softirq+0x308/0xb7e
[  268.644462]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  268.648961]  ? lock_downgrade+0x900/0x900
[  268.653117]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  268.658231]  ? pvclock_read_flags+0x160/0x160
[  268.662748]  ? lapic_next_event+0x5a/0x90
[  268.666900]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.672458]  ? kvm_clock_read+0x18/0x30
[  268.676435]  ? kvm_sched_clock_read+0x9/0x20
[  268.680844]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.686383]  ? check_preemption_disabled+0x48/0x280
[  268.691411]  irq_exit+0x17f/0x1c0
[  268.694866]  smp_apic_timer_interrupt+0x1cb/0x760
[  268.699709]  ? smp_reschedule_interrupt+0x109/0x650
[  268.704729]  ? smp_call_function_single_interrupt+0x650/0x650
[  268.710632]  ? interrupt_entry+0xb5/0xc0
[  268.714726]  ? trace_hardirqs_off_caller+0xbb/0x310
[  268.719743]  ? trace_hardirqs_off_caller+0xbb/0x310
[  268.724763]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  268.729642]  ? trace_hardirqs_on_caller+0x310/0x310
[  268.734675]  ? trace_hardirqs_on_caller+0x310/0x310
[  268.739697]  ? task_prio+0x50/0x50
[  268.743250]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.748808]  ? check_preemption_disabled+0x48/0x280
[  268.753829]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  268.758682]  apic_timer_interrupt+0xf/0x20
[  268.762907]  </IRQ>
[  268.765147] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  268.771051] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  268.789955] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  268.797684] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  268.804952] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  268.812218] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  268.819500] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  268.826767] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  268.834077]  ? save_stack+0xa9/0xd0
[  268.837720]  __kmalloc_node_track_caller+0x3c/0x70
[  268.842700]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  268.847474]  pskb_expand_head+0x230/0x10f0
[  268.851708]  ? check_preemption_disabled+0x48/0x280
[  268.856746]  ? memcpy+0x45/0x50
[  268.860043]  ? __copy_skb_header+0x350/0x6b0
[  268.864457]  ? skb_release_data+0x880/0x880
[  268.868784]  ? __alloc_skb+0x770/0x770
[  268.872712]  ? __lock_is_held+0xb5/0x140
[  268.876791]  ? kasan_check_write+0x14/0x20
[  268.881040]  ? __skb_clone+0x6c7/0xa00
[  268.884937]  ? __copy_skb_header+0x6b0/0x6b0
[  268.889348]  ? kmem_cache_alloc+0x33a/0x730
[  268.893694]  skb_ensure_writable+0x3dd/0x640
[  268.898138]  ? skb_checksum_setup+0xaa0/0xaa0
[  268.902638]  ? check_preemption_disabled+0x48/0x280
[  268.907659]  ? __this_cpu_preempt_check+0x1c/0x20
[  268.912508]  ? __bpf_redirect+0x54b/0xb20
[  268.916666]  bpf_clone_redirect+0x14a/0x490
[  268.920999]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  268.926049]  ? __sched_text_start+0x8/0x8
[  268.930217]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  268.934981]  ? find_held_lock+0x36/0x1c0
[  268.939065]  ? lock_acquire+0x1ed/0x520
[  268.943049]  ? bpf_test_run+0x3cb/0x780
[  268.947040]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.952587]  ? check_preemption_disabled+0x48/0x280
[  268.957614]  ? kasan_check_read+0x11/0x20
[  268.961766]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  268.967049]  ? rcu_softirq_qs+0x20/0x20
[  268.971040]  ? preempt_schedule+0x4d/0x60
[  268.975192]  ? ___preempt_schedule+0x16/0x18
[  268.979607]  ? bpf_test_run+0x25d/0x780
[  268.983597]  ? netlink_diag_dump+0x2a0/0x2a0
[  268.988027]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.993602]  ? bpf_test_init.isra.10+0x70/0x100
[  268.998281]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  269.003058]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  269.007899]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  269.013441]  ? fput+0x130/0x1a0
[  269.016736]  ? __bpf_prog_get+0x9b/0x290
[  269.020799]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  269.025638]  ? bpf_prog_test_run+0x130/0x1a0
[  269.030057]  ? __x64_sys_bpf+0x3db/0x520
[  269.034121]  ? bpf_prog_get+0x20/0x20
[  269.037947]  ? do_syscall_64+0x1b9/0x820
[  269.042017]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  269.047391]  ? syscall_return_slowpath+0x5e0/0x5e0
[  269.052319]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.057168]  ? trace_hardirqs_on_caller+0x310/0x310
[  269.062186]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  269.067212]  ? prepare_exit_to_usermode+0x291/0x3b0
[  269.072236]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.077105]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  269.082488] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  269.082610] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  269.089611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  269.089629] Workqueue: events_power_efficient neigh_periodic_work
[  269.089636] Call Trace:
[  269.089643]  <IRQ>
[  269.089661]  dump_stack+0x244/0x39d
[  269.096229] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  269.105568]  ? dump_stack_print_info.cold.1+0x20/0x20
[  269.111774] syz-executor2 cpuset=syz2 mems_allowed=0
[  269.114360]  warn_alloc.cold.116+0xb7/0x1bd
[  269.145185]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  269.150041]  ? lock_downgrade+0x900/0x900
[  269.154199]  ? trace_hardirqs_off+0xb8/0x310
[  269.158616]  ? trace_hardirqs_off+0xb8/0x310
[  269.163045]  __alloc_pages_slowpath+0x26e8/0x2e10
[  269.167956]  ? warn_alloc+0x120/0x120
[  269.171776]  ? print_usage_bug+0xc0/0xc0
[  269.175837]  ? warn_alloc+0x120/0x120
[  269.179645]  ? warn_alloc+0x120/0x120
[  269.183464]  ? print_usage_bug+0xc0/0xc0
[  269.187536]  ? print_usage_bug+0xc0/0xc0
[  269.191601]  ? __lock_acquire+0x62f/0x4c20
[  269.195842]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.201386]  ? should_fail+0x22d/0xd01
[  269.205281]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  269.210389]  ? __lock_acquire+0x62f/0x4c20
[  269.214629]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  269.219732]  ? __lock_acquire+0x62f/0x4c20
[  269.223980]  ? should_fail+0x22d/0xd01
[  269.227876]  ? find_held_lock+0x36/0x1c0
[  269.231948]  ? mark_held_locks+0x130/0x130
[  269.236193]  ? mark_held_locks+0x130/0x130
[  269.240428]  ? zap_class+0x640/0x640
[  269.244145]  ? zap_class+0x640/0x640
[  269.247864]  ? print_usage_bug+0xc0/0xc0
[  269.251923]  ? do_raw_spin_unlock+0xa7/0x330
[  269.256336]  ? zap_class+0x640/0x640
[  269.260057]  ? print_usage_bug+0xc0/0xc0
[  269.264125]  ? wq_watchdog_touch+0x9c/0xfe
[  269.268370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.273911]  ? check_preemption_disabled+0x48/0x280
[  269.278941]  ? __lock_is_held+0xb5/0x140
[  269.283016]  __alloc_pages_nodemask+0xa80/0xde0
[  269.287702]  ? zap_class+0x640/0x640
[  269.291439]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  269.296467]  ? find_held_lock+0x36/0x1c0
[  269.300555]  ? ____cache_alloc_node+0x1c7/0x1e0
[  269.305230]  ? lock_downgrade+0x900/0x900
[  269.309387]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.314931]  cache_grow_begin+0xa5/0x8c0
[  269.319457]  ? do_raw_spin_unlock+0xa7/0x330
[  269.323882]  fallback_alloc+0x204/0x2e0
[  269.327864]  ____cache_alloc_node+0x1c7/0x1e0
[  269.332368]  kmem_cache_alloc_node+0xe3/0x730
[  269.336868]  ? ipv6_get_ifaddr+0x42e/0x620
[  269.341115]  __alloc_skb+0x119/0x770
[  269.344835]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  269.350119]  ? netdev_alloc_frag+0x1f0/0x1f0
[  269.354536]  ? lock_downgrade+0x900/0x900
[  269.358694]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.364237]  ? refcount_sub_and_test_checked+0x203/0x310
[  269.369699]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  269.375155]  ? addrconf_rs_timer+0x690/0x690
[  269.379582]  ndisc_alloc_skb+0x144/0x340
[  269.383649]  ndisc_send_rs+0x331/0x6e0
[  269.387548]  addrconf_rs_timer+0x314/0x690
[  269.391789]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.396056]  call_timer_fn+0x272/0x920
[  269.399947]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.404183]  ? process_timeout+0x40/0x40
[  269.408259]  ? mark_held_locks+0xc7/0x130
[  269.412411]  ? _raw_spin_unlock_irq+0x27/0x80
[  269.416908]  ? _raw_spin_unlock_irq+0x27/0x80
[  269.421403]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.425640]  ? lockdep_hardirqs_on+0x296/0x5b0
[  269.430240]  ? trace_hardirqs_on+0xbd/0x310
[  269.434592]  ? kasan_check_read+0x11/0x20
[  269.438739]  ? __run_timers+0x7da/0xc70
[  269.442720]  ? trace_hardirqs_off_caller+0x310/0x310
[  269.447848]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.452100]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.456336]  __run_timers+0x7e5/0xc70
[  269.460148]  ? timer_fixup_init+0x70/0x70
[  269.464302]  ? lock_downgrade+0x900/0x900
[  269.468448]  ? zap_class+0x640/0x640
[  269.472176]  ? print_usage_bug+0xc0/0xc0
[  269.476244]  ? trace_hardirqs_on+0x310/0x310
[  269.480664]  ? kvm_clock_read+0x18/0x30
[  269.484643]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  269.489674]  ? ktime_get+0x2c1/0x400
[  269.493407]  ? zap_class+0x640/0x640
[  269.497127]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.502672]  ? check_preemption_disabled+0x48/0x280
[  269.507725]  ? __lock_is_held+0xb5/0x140
[  269.511809]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.517351]  ? check_preemption_disabled+0x48/0x280
[  269.522374]  run_timer_softirq+0x52/0xb0
[  269.526440]  ? rcu_read_lock_sched_held+0x14f/0x180
[  269.531459]  __do_softirq+0x308/0xb7e
[  269.535275]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  269.540376]  ? irq_exit+0xbd/0x1c0
[  269.543919]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  269.548981]  ? smp_reschedule_interrupt+0x109/0x650
[  269.554090]  ? smp_call_function_single_interrupt+0x650/0x650
[  269.559974]  ? ret_from_intr+0xb/0x1e
[  269.563841]  ? trace_hardirqs_off_caller+0xbb/0x310
[  269.568880]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.573725]  ? trace_hardirqs_on_caller+0x310/0x310
[  269.578746]  ? task_prio+0x50/0x50
[  269.582290]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.587834]  ? check_preemption_disabled+0x48/0x280
[  269.592861]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.597709]  ? neigh_periodic_work+0x6bd/0xc60
[  269.602297]  do_softirq_own_stack+0x2a/0x40
[  269.606624]  </IRQ>
[  269.608865]  do_softirq.part.14+0x126/0x160
[  269.613192]  __local_bh_enable_ip+0x21d/0x260
[  269.617690]  _raw_write_unlock_bh+0x30/0x40
[  269.622019]  neigh_periodic_work+0x6bd/0xc60
[  269.626436]  ? neigh_table_clear+0x390/0x390
[  269.630849]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.636391]  ? check_preemption_disabled+0x48/0x280
[  269.641424]  ? __lock_is_held+0xb5/0x140
[  269.645533]  process_one_work+0xc90/0x1c40
[  269.649786]  ? mark_held_locks+0x130/0x130
[  269.654059]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  269.658748]  ? __switch_to_asm+0x40/0x70
[  269.662810]  ? __switch_to_asm+0x40/0x70
[  269.666883]  ? __switch_to_asm+0x34/0x70
[  269.670945]  ? __switch_to_asm+0x40/0x70
[  269.675001]  ? __switch_to_asm+0x34/0x70
[  269.679071]  ? __switch_to_asm+0x40/0x70
[  269.683137]  ? __switch_to_asm+0x34/0x70
[  269.687197]  ? __switch_to_asm+0x40/0x70
[  269.691266]  ? __schedule+0x8d7/0x21d0
[  269.695162]  ? __switch_to_asm+0x34/0x70
[  269.699230]  ? __switch_to_asm+0x40/0x70
[  269.703332]  ? zap_class+0x640/0x640
[  269.707066]  ? find_held_lock+0x36/0x1c0
[  269.711137]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  269.715771]  ? lock_acquire+0x1ed/0x520
[  269.719761]  ? worker_thread+0x3e0/0x1390
[  269.723922]  ? kasan_check_read+0x11/0x20
[  269.728075]  ? do_raw_spin_lock+0x14f/0x350
[  269.732401]  ? kasan_check_read+0x11/0x20
[  269.736570]  ? rwlock_bug.part.2+0x90/0x90
[  269.740806]  ? trace_hardirqs_on+0x310/0x310
[  269.745250]  worker_thread+0x17f/0x1390
[  269.749228]  ? __switch_to_asm+0x34/0x70
[  269.753305]  ? process_one_work+0x1c40/0x1c40
[  269.757852]  ? __sched_text_start+0x8/0x8
[  269.762001]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  269.766815]  ? __kthread_parkme+0xce/0x1a0
[  269.771089]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  269.776204]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  269.781311]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  269.785909]  ? trace_hardirqs_on+0xbd/0x310
[  269.790272]  ? kasan_check_read+0x11/0x20
[  269.794426]  ? __kthread_parkme+0xce/0x1a0
[  269.798662]  ? trace_hardirqs_off_caller+0x310/0x310
[  269.803779]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  269.808881]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.814417]  ? __kthread_parkme+0xfb/0x1a0
[  269.818665]  ? process_one_work+0x1c40/0x1c40
[  269.823175]  kthread+0x35a/0x440
[  269.826549]  ? kthread_stop+0x900/0x900
[  269.830536]  ret_from_fork+0x3a/0x50
[  269.834281] warn_alloc_show_mem: 1 callbacks suppressed
[  269.834293] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  269.834295] Mem-Info:
[  269.834327] active_anon:57642 inactive_anon:185 isolated_anon:0
[  269.834327]  active_file:18 inactive_file:10 isolated_file:0
[  269.834327]  unevictable:0 dirty:0 writeback:0 unstable:0
[  269.834327]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  269.834327]  mapped:49154 shmem:4339 pagetables:683 bounce:0
[  269.834327]  free:13715 free_pcp:103 free_cma:0
[  269.839664] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  269.839672] Call Trace:
[  269.847052] Node 0 active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  269.849454]  <IRQ>
[  269.882405] 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
[  269.891768]  dump_stack+0x244/0x39d
[  269.894326] lowmem_reserve[]: 0 2818 6321 6321
[  269.922000]  ? dump_stack_print_info.cold.1+0x20/0x20
[  269.924141] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  269.950250]  warn_alloc.cold.116+0xb7/0x1bd
[  269.953841] lowmem_reserve[]: 0 0 3503 3503
[  269.958415]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  269.963577] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2732kB bounce:0kB free_pcp:412kB local_pcp:248kB free_cma:0kB
[  269.990722]  ? lock_downgrade+0x900/0x900
[  269.995029] lowmem_reserve[]: 0 0 0 0
[  269.999359]  ? trace_hardirqs_off+0xb8/0x310
[  270.004192] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  270.033076]  ? trace_hardirqs_off+0xb8/0x310
[  270.037197] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  270.040997]  __alloc_pages_slowpath+0x26e8/0x2e10
[  270.045376] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 85*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13800kB
[  270.058910]  ? warn_alloc+0x120/0x120
[  270.063285] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  270.078621]  ? print_usage_bug+0xc0/0xc0
[  270.083442] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  270.098364]  ? warn_alloc+0x120/0x120
[  270.102143] 4367 total pagecache pages
[  270.110972]  ? warn_alloc+0x120/0x120
[  270.115102] 0 pages in swap cache
[  270.123661]  ? print_usage_bug+0xc0/0xc0
[  270.127439] Swap cache stats: add 0, delete 0, find 0/0
[  270.131314]  ? print_usage_bug+0xc0/0xc0
[  270.135093] Free swap  = 0kB
[  270.138541]  ? __lock_acquire+0x62f/0x4c20
[  270.142581] Total swap = 0kB
[  270.147935]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.151970] 1965979 pages RAM
[  270.154986]  ? should_fail+0x22d/0xd01
[  270.159195] 0 pages HighMem/MovableOnly
[  270.162205]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  270.167714] 342853 pages reserved
[  270.170831]  ? __lock_acquire+0x62f/0x4c20
[  270.174687] 0 pages cma reserved
[  270.178677]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  270.183960] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  270.184006] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  270.184023] kworker/1:4 cpuset=/ mems_allowed=0
[  270.221703]  ? __lock_acquire+0x62f/0x4c20
[  270.225939]  ? should_fail+0x22d/0xd01
[  270.229828]  ? find_held_lock+0x36/0x1c0
[  270.233911]  ? mark_held_locks+0x130/0x130
[  270.238166]  ? mark_held_locks+0x130/0x130
[  270.242401]  ? zap_class+0x640/0x640
[  270.246114]  ? zap_class+0x640/0x640
[  270.249830]  ? print_usage_bug+0xc0/0xc0
[  270.253893]  ? do_raw_spin_unlock+0xa7/0x330
[  270.258332]  ? zap_class+0x640/0x640
[  270.262052]  ? print_usage_bug+0xc0/0xc0
[  270.266117]  ? wq_watchdog_touch+0x9c/0xfe
[  270.270363]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.275917]  ? check_preemption_disabled+0x48/0x280
[  270.280944]  ? __lock_is_held+0xb5/0x140
[  270.285025]  __alloc_pages_nodemask+0xa80/0xde0
[  270.289700]  ? zap_class+0x640/0x640
[  270.293419]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  270.298461]  ? find_held_lock+0x36/0x1c0
[  270.302575]  ? ____cache_alloc_node+0x1c7/0x1e0
[  270.307263]  ? lock_downgrade+0x900/0x900
[  270.311418]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.316960]  cache_grow_begin+0xa5/0x8c0
[  270.321032]  ? do_raw_spin_unlock+0xa7/0x330
[  270.325457]  fallback_alloc+0x204/0x2e0
[  270.329443]  ____cache_alloc_node+0x1c7/0x1e0
[  270.333965]  kmem_cache_alloc_node+0xe3/0x730
[  270.338479]  ? ipv6_get_ifaddr+0x42e/0x620
[  270.342726]  __alloc_skb+0x119/0x770
[  270.346438]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  270.351722]  ? netdev_alloc_frag+0x1f0/0x1f0
[  270.356135]  ? lock_downgrade+0x900/0x900
[  270.360291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.365832]  ? refcount_sub_and_test_checked+0x203/0x310
[  270.371288]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  270.376743]  ? addrconf_rs_timer+0x690/0x690
[  270.381167]  ndisc_alloc_skb+0x144/0x340
[  270.385236]  ndisc_send_rs+0x331/0x6e0
[  270.389133]  addrconf_rs_timer+0x314/0x690
[  270.393382]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.397640]  call_timer_fn+0x272/0x920
[  270.401526]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.405798]  ? process_timeout+0x40/0x40
[  270.409862]  ? __run_timers+0x7da/0xc70
[  270.413837]  ? _raw_spin_unlock_irq+0x27/0x80
[  270.418347]  ? _raw_spin_unlock_irq+0x27/0x80
[  270.422843]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.427084]  ? lockdep_hardirqs_on+0x296/0x5b0
[  270.431685]  ? trace_hardirqs_on+0xbd/0x310
[  270.436035]  ? kasan_check_read+0x11/0x20
[  270.440189]  ? __run_timers+0x7da/0xc70
[  270.444170]  ? trace_hardirqs_off_caller+0x310/0x310
[  270.449279]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.453522]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.457759]  __run_timers+0x7e5/0xc70
[  270.461573]  ? timer_fixup_init+0x70/0x70
[  270.465746]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  270.470777]  ? zap_class+0x640/0x640
[  270.474494]  ? enqueue_hrtimer+0x1a5/0x560
[  270.478731]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  270.483930]  ? find_held_lock+0x36/0x1c0
[  270.488001]  ? zap_class+0x640/0x640
[  270.491736]  ? pvclock_read_flags+0x160/0x160
[  270.496239]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.501781]  ? check_preemption_disabled+0x48/0x280
[  270.506809]  ? __lock_is_held+0xb5/0x140
[  270.510876]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.516419]  ? check_preemption_disabled+0x48/0x280
[  270.521444]  run_timer_softirq+0x52/0xb0
[  270.525508]  ? rcu_read_lock_sched_held+0x14f/0x180
[  270.530563]  __do_softirq+0x308/0xb7e
[  270.534373]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  270.538867]  ? lock_downgrade+0x900/0x900
[  270.543033]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  270.548148]  ? pvclock_read_flags+0x160/0x160
[  270.552650]  ? lapic_next_event+0x5a/0x90
[  270.556807]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.562351]  ? kvm_clock_read+0x18/0x30
[  270.566342]  ? kvm_sched_clock_read+0x9/0x20
[  270.570771]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.576316]  ? check_preemption_disabled+0x48/0x280
[  270.581342]  irq_exit+0x17f/0x1c0
[  270.584803]  smp_apic_timer_interrupt+0x1cb/0x760
[  270.589680]  ? smp_reschedule_interrupt+0x109/0x650
[  270.594717]  ? smp_call_function_single_interrupt+0x650/0x650
[  270.600603]  ? interrupt_entry+0xb5/0xc0
[  270.604695]  ? trace_hardirqs_off_caller+0xbb/0x310
[  270.609727]  ? trace_hardirqs_off_caller+0xbb/0x310
[  270.614764]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.619608]  ? trace_hardirqs_on_caller+0x310/0x310
[  270.624626]  ? trace_hardirqs_on_caller+0x310/0x310
[  270.629651]  ? task_prio+0x50/0x50
[  270.633197]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.638733]  ? check_preemption_disabled+0x48/0x280
[  270.643755]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.648618]  apic_timer_interrupt+0xf/0x20
[  270.652851]  </IRQ>
[  270.655100] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  270.660987] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  270.679898] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  270.687617] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  270.694888] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  270.702175] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  270.709490] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  270.716758] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  270.724074]  ? save_stack+0xa9/0xd0
[  270.727715]  __kmalloc_node_track_caller+0x3c/0x70
[  270.732649]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  270.737411]  pskb_expand_head+0x230/0x10f0
[  270.741646]  ? check_preemption_disabled+0x48/0x280
[  270.746685]  ? memcpy+0x45/0x50
[  270.749972]  ? __copy_skb_header+0x350/0x6b0
[  270.754385]  ? skb_release_data+0x880/0x880
[  270.758706]  ? __alloc_skb+0x770/0x770
[  270.762611]  ? __lock_is_held+0xb5/0x140
[  270.766690]  ? kasan_check_write+0x14/0x20
[  270.770922]  ? __skb_clone+0x6c7/0xa00
[  270.774810]  ? __copy_skb_header+0x6b0/0x6b0
[  270.779219]  ? kmem_cache_alloc+0x33a/0x730
[  270.783568]  skb_ensure_writable+0x3dd/0x640
[  270.787980]  ? skb_checksum_setup+0xaa0/0xaa0
[  270.792518]  ? check_preemption_disabled+0x48/0x280
[  270.797537]  ? __this_cpu_preempt_check+0x1c/0x20
[  270.802383]  ? __bpf_redirect+0x54b/0xb20
[  270.806540]  bpf_clone_redirect+0x14a/0x490
[  270.810878]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  270.815910]  ? __sched_text_start+0x8/0x8
[  270.820094]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  270.824860]  ? find_held_lock+0x36/0x1c0
[  270.828950]  ? lock_acquire+0x1ed/0x520
[  270.832924]  ? bpf_test_run+0x3cb/0x780
[  270.836903]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.842457]  ? check_preemption_disabled+0x48/0x280
[  270.847499]  ? kasan_check_read+0x11/0x20
[  270.851649]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  270.856927]  ? rcu_softirq_qs+0x20/0x20
[  270.860903]  ? preempt_schedule+0x4d/0x60
[  270.865055]  ? ___preempt_schedule+0x16/0x18
[  270.869471]  ? bpf_test_run+0x25d/0x780
[  270.873463]  ? netlink_diag_dump+0x2a0/0x2a0
[  270.877905]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.883459]  ? bpf_test_init.isra.10+0x70/0x100
[  270.888136]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  270.892900]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  270.897758]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  270.903296]  ? fput+0x130/0x1a0
[  270.906583]  ? __bpf_prog_get+0x9b/0x290
[  270.910651]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  270.915507]  ? bpf_prog_test_run+0x130/0x1a0
[  270.919937]  ? __x64_sys_bpf+0x3db/0x520
[  270.923997]  ? bpf_prog_get+0x20/0x20
[  270.927849]  ? do_syscall_64+0x1b9/0x820
[  270.931910]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  270.937282]  ? syscall_return_slowpath+0x5e0/0x5e0
[  270.942218]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.947064]  ? trace_hardirqs_on_caller+0x310/0x310
[  270.952089]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  270.957108]  ? prepare_exit_to_usermode+0x291/0x3b0
[  270.962137]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.966989]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  270.972402] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  270.972470] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  270.979534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  270.979552] Workqueue: events_power_efficient neigh_periodic_work
[  270.979559] Call Trace:
[  270.979569]  <IRQ>
[  270.986106] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  270.995408]  dump_stack+0x244/0x39d
[  271.001633] syz-executor2 cpuset=syz2 mems_allowed=0
[  271.004228]  ? dump_stack_print_info.cold.1+0x20/0x20
[  271.030731]  warn_alloc.cold.116+0xb7/0x1bd
[  271.035061]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  271.039922]  ? lock_downgrade+0x900/0x900
[  271.044114]  ? trace_hardirqs_off+0xb8/0x310
[  271.048535]  ? trace_hardirqs_off+0xb8/0x310
[  271.052962]  __alloc_pages_slowpath+0x26e8/0x2e10
[  271.057850]  ? warn_alloc+0x120/0x120
[  271.061652]  ? print_usage_bug+0xc0/0xc0
[  271.065710]  ? warn_alloc+0x120/0x120
[  271.069515]  ? warn_alloc+0x120/0x120
[  271.073340]  ? print_usage_bug+0xc0/0xc0
[  271.077444]  ? enqueue_hrtimer+0x1a5/0x560
[  271.081684]  ? print_usage_bug+0xc0/0xc0
[  271.085746]  ? __lock_acquire+0x62f/0x4c20
[  271.089984]  ? __lock_acquire+0x62f/0x4c20
[  271.094235]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.099773]  ? should_fail+0x22d/0xd01
[  271.103671]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  271.108781]  ? __lock_acquire+0x62f/0x4c20
[  271.113033]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  271.118139]  ? __lock_acquire+0x62f/0x4c20
[  271.122376]  ? should_fail+0x22d/0xd01
[  271.126281]  ? mark_held_locks+0x130/0x130
[  271.130528]  ? mark_held_locks+0x130/0x130
[  271.134772]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  271.139791]  ? ktime_get+0x2c1/0x400
[  271.143509]  ? zap_class+0x640/0x640
[  271.147233]  ? print_usage_bug+0xc0/0xc0
[  271.151302]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.156856]  ? check_preemption_disabled+0x48/0x280
[  271.161888]  ? __lock_is_held+0xb5/0x140
[  271.165969]  __alloc_pages_nodemask+0xa80/0xde0
[  271.170638]  ? zap_class+0x640/0x640
[  271.174359]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  271.179391]  ? find_held_lock+0x36/0x1c0
[  271.183465]  ? ____cache_alloc_node+0x1c7/0x1e0
[  271.188137]  ? lock_downgrade+0x900/0x900
[  271.192297]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.197841]  cache_grow_begin+0xa5/0x8c0
[  271.201902]  ? do_raw_spin_unlock+0xa7/0x330
[  271.206320]  fallback_alloc+0x204/0x2e0
[  271.210303]  ____cache_alloc_node+0x1c7/0x1e0
[  271.214806]  kmem_cache_alloc_node+0xe3/0x730
[  271.219304]  ? ipv6_get_ifaddr+0x42e/0x620
[  271.223554]  __alloc_skb+0x119/0x770
[  271.227268]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  271.232597]  ? netdev_alloc_frag+0x1f0/0x1f0
[  271.237017]  ? lock_downgrade+0x900/0x900
[  271.241177]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.246717]  ? refcount_sub_and_test_checked+0x203/0x310
[  271.252172]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  271.257624]  ? addrconf_rs_timer+0x690/0x690
[  271.262057]  ndisc_alloc_skb+0x144/0x340
[  271.266137]  ndisc_send_rs+0x331/0x6e0
[  271.270040]  addrconf_rs_timer+0x314/0x690
[  271.274292]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  271.278562]  call_timer_fn+0x272/0x920
[  271.282449]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  271.286699]  ? process_timeout+0x40/0x40
[  271.290776]  ? mark_held_locks+0xc7/0x130
[  271.294932]  ? _raw_spin_unlock_irq+0x27/0x80
[  271.299427]  ? _raw_spin_unlock_irq+0x27/0x80
[  271.303936]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  271.308172]  ? lockdep_hardirqs_on+0x296/0x5b0
[  271.312757]  ? trace_hardirqs_on+0xbd/0x310
[  271.317605]  ? kasan_check_read+0x11/0x20
[  271.321756]  ? __run_timers+0x7da/0xc70
[  271.325734]  ? trace_hardirqs_off_caller+0x310/0x310
[  271.330845]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  271.335087]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  271.339332]  __run_timers+0x7e5/0xc70
[  271.343147]  ? timer_fixup_init+0x70/0x70
[  271.347296]  ? lock_downgrade+0x900/0x900
[  271.351442]  ? zap_class+0x640/0x640
[  271.355171]  ? print_usage_bug+0xc0/0xc0
[  271.359238]  ? trace_hardirqs_on+0x310/0x310
[  271.363657]  ? kvm_clock_read+0x18/0x30
[  271.367638]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  271.372671]  ? ktime_get+0x2c1/0x400
[  271.376443]  ? zap_class+0x640/0x640
[  271.380167]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.385707]  ? check_preemption_disabled+0x48/0x280
[  271.390732]  ? __lock_is_held+0xb5/0x140
[  271.394795]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.400342]  ? check_preemption_disabled+0x48/0x280
[  271.405369]  run_timer_softirq+0x52/0xb0
[  271.409435]  ? rcu_read_lock_sched_held+0x14f/0x180
[  271.414455]  __do_softirq+0x308/0xb7e
[  271.418270]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  271.423374]  ? irq_exit+0xbd/0x1c0
[  271.426918]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  271.431939]  ? smp_reschedule_interrupt+0x109/0x650
[  271.436964]  ? smp_call_function_single_interrupt+0x650/0x650
[  271.442852]  ? ret_from_intr+0xb/0x1e
[  271.446659]  ? trace_hardirqs_off_caller+0xbb/0x310
[  271.451681]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  271.456530]  ? trace_hardirqs_on_caller+0x310/0x310
[  271.461550]  ? task_prio+0x50/0x50
[  271.465094]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.470636]  ? check_preemption_disabled+0x48/0x280
[  271.475663]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  271.480545]  ? neigh_periodic_work+0x6bd/0xc60
[  271.485129]  do_softirq_own_stack+0x2a/0x40
[  271.489443]  </IRQ>
[  271.491680]  do_softirq.part.14+0x126/0x160
[  271.496024]  __local_bh_enable_ip+0x21d/0x260
[  271.500546]  _raw_write_unlock_bh+0x30/0x40
[  271.504899]  neigh_periodic_work+0x6bd/0xc60
[  271.509319]  ? neigh_table_clear+0x390/0x390
[  271.513732]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.519274]  ? check_preemption_disabled+0x48/0x280
[  271.524305]  ? __lock_is_held+0xb5/0x140
[  271.528396]  process_one_work+0xc90/0x1c40
[  271.532729]  ? mark_held_locks+0x130/0x130
[  271.536979]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  271.541669]  ? __switch_to_asm+0x40/0x70
[  271.545728]  ? __switch_to_asm+0x40/0x70
[  271.549786]  ? __switch_to_asm+0x34/0x70
[  271.553858]  ? __switch_to_asm+0x40/0x70
[  271.557921]  ? __switch_to_asm+0x34/0x70
[  271.561991]  ? __switch_to_asm+0x40/0x70
[  271.566058]  ? __switch_to_asm+0x34/0x70
[  271.570124]  ? __switch_to_asm+0x40/0x70
[  271.574195]  ? __schedule+0x8d7/0x21d0
[  271.578081]  ? __switch_to_asm+0x34/0x70
[  271.582140]  ? __switch_to_asm+0x40/0x70
[  271.586220]  ? zap_class+0x640/0x640
[  271.589942]  ? find_held_lock+0x36/0x1c0
[  271.594006]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  271.598647]  ? lock_acquire+0x1ed/0x520
[  271.602650]  ? worker_thread+0x3e0/0x1390
[  271.606807]  ? kasan_check_read+0x11/0x20
[  271.610954]  ? do_raw_spin_lock+0x14f/0x350
[  271.615278]  ? kasan_check_read+0x11/0x20
[  271.619429]  ? rwlock_bug.part.2+0x90/0x90
[  271.623667]  ? trace_hardirqs_on+0x310/0x310
[  271.628091]  worker_thread+0x17f/0x1390
[  271.632070]  ? __switch_to_asm+0x34/0x70
[  271.636146]  ? process_one_work+0x1c40/0x1c40
[  271.640659]  ? __sched_text_start+0x8/0x8
[  271.644817]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  271.649600]  ? __kthread_parkme+0xce/0x1a0
[  271.653837]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  271.658955]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  271.664063]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  271.668653]  ? trace_hardirqs_on+0xbd/0x310
[  271.672980]  ? kasan_check_read+0x11/0x20
[  271.677138]  ? __kthread_parkme+0xce/0x1a0
[  271.681386]  ? trace_hardirqs_off_caller+0x310/0x310
[  271.686503]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  271.691616]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.697171]  ? __kthread_parkme+0xfb/0x1a0
[  271.701410]  ? process_one_work+0x1c40/0x1c40
[  271.705905]  kthread+0x35a/0x440
[  271.709277]  ? kthread_stop+0x900/0x900
[  271.713258]  ret_from_fork+0x3a/0x50
[  271.716992] warn_alloc_show_mem: 1 callbacks suppressed
[  271.717004] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  271.717006] Mem-Info:
[  271.717044] active_anon:57642 inactive_anon:185 isolated_anon:0
[  271.717044]  active_file:18 inactive_file:10 isolated_file:0
[  271.717044]  unevictable:0 dirty:0 writeback:0 unstable:0
[  271.717044]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  271.717044]  mapped:49154 shmem:4339 pagetables:683 bounce:0
[  271.717044]  free:13715 free_pcp:103 free_cma:0
[  271.722395] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  271.729764] Node 0 active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  271.732163] Call Trace:
[  271.765115] 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
[  271.774459]  <IRQ>
[  271.802133] lowmem_reserve[]: 0 2818 6321 6321
[  271.804735]  dump_stack+0x244/0x39d
[  271.830815] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  271.832965]  ? dump_stack_print_info.cold.1+0x20/0x20
[  271.837519] lowmem_reserve[]: 0 0 3503 3503
[  271.841151]  warn_alloc.cold.116+0xb7/0x1bd
[  271.868279] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2732kB bounce:0kB free_pcp:412kB local_pcp:248kB free_cma:0kB
[  271.873473]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  271.877764] lowmem_reserve[]: 0 0 0 0
[  271.882091]  ? lock_downgrade+0x900/0x900
[  271.910995] 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
[  271.915867]  ? trace_hardirqs_off+0xb8/0x310
[  271.919640] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  271.923790]  ? trace_hardirqs_off+0xb8/0x310
[  271.937289] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 85*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13800kB
[  271.941699]  __alloc_pages_slowpath+0x26e8/0x2e10
[  271.957036] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  271.961470]  ? warn_alloc+0x120/0x120
[  271.976250] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  271.976260] 4367 total pagecache pages
[  271.981110]  ? print_usage_bug+0xc0/0xc0
[  271.989925] 0 pages in swap cache
[  271.993810]  ? warn_alloc+0x120/0x120
[  272.002364] Swap cache stats: add 0, delete 0, find 0/0
[  272.006244]  ? warn_alloc+0x120/0x120
[  272.010282] Free swap  = 0kB
[  272.013729]  ? print_usage_bug+0xc0/0xc0
[  272.017527] Total swap = 0kB
[  272.022879]  ? print_usage_bug+0xc0/0xc0
[  272.026658] 1965979 pages RAM
[  272.029697]  ? __lock_acquire+0x62f/0x4c20
[  272.033733] 0 pages HighMem/MovableOnly
[  272.036760]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.040805] 342853 pages reserved
[  272.040814] 0 pages cma reserved
[  272.043913]  ? should_fail+0x22d/0xd01
[  272.048196] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  272.052105]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  272.052122]  ? __lock_acquire+0x62f/0x4c20
[  272.052140]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  272.057852] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  272.061105]  ? __lock_acquire+0x62f/0x4c20
[  272.064448] kworker/1:4 cpuset=/ mems_allowed=0
[  272.068329]  ? should_fail+0x22d/0xd01
[  272.112285]  ? find_held_lock+0x36/0x1c0
[  272.116359]  ? mark_held_locks+0x130/0x130
[  272.120601]  ? mark_held_locks+0x130/0x130
[  272.124834]  ? zap_class+0x640/0x640
[  272.128552]  ? zap_class+0x640/0x640
[  272.132272]  ? print_usage_bug+0xc0/0xc0
[  272.136331]  ? do_raw_spin_unlock+0xa7/0x330
[  272.140741]  ? zap_class+0x640/0x640
[  272.144460]  ? print_usage_bug+0xc0/0xc0
[  272.148525]  ? wq_watchdog_touch+0x9c/0xfe
[  272.152768]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.158307]  ? check_preemption_disabled+0x48/0x280
[  272.163337]  ? __lock_is_held+0xb5/0x140
[  272.167406]  __alloc_pages_nodemask+0xa80/0xde0
[  272.172079]  ? zap_class+0x640/0x640
[  272.175798]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  272.180840]  ? find_held_lock+0x36/0x1c0
[  272.185393]  ? ____cache_alloc_node+0x1c7/0x1e0
[  272.190071]  ? lock_downgrade+0x900/0x900
[  272.194228]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.199774]  cache_grow_begin+0xa5/0x8c0
[  272.203839]  ? do_raw_spin_unlock+0xa7/0x330
[  272.208257]  fallback_alloc+0x204/0x2e0
[  272.212240]  ____cache_alloc_node+0x1c7/0x1e0
[  272.216747]  kmem_cache_alloc_node+0xe3/0x730
[  272.221247]  ? ipv6_get_ifaddr+0x42e/0x620
[  272.225686]  __alloc_skb+0x119/0x770
[  272.229433]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  272.234727]  ? netdev_alloc_frag+0x1f0/0x1f0
[  272.239144]  ? lock_downgrade+0x900/0x900
[  272.243302]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.248842]  ? refcount_sub_and_test_checked+0x203/0x310
[  272.254302]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  272.259758]  ? addrconf_rs_timer+0x690/0x690
[  272.264186]  ndisc_alloc_skb+0x144/0x340
[  272.268255]  ndisc_send_rs+0x331/0x6e0
[  272.272150]  addrconf_rs_timer+0x314/0x690
[  272.276399]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.280646]  call_timer_fn+0x272/0x920
[  272.284535]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.288783]  ? process_timeout+0x40/0x40
[  272.292858]  ? __run_timers+0x7da/0xc70
[  272.296839]  ? _raw_spin_unlock_irq+0x27/0x80
[  272.301333]  ? _raw_spin_unlock_irq+0x27/0x80
[  272.305831]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.310072]  ? lockdep_hardirqs_on+0x296/0x5b0
[  272.314663]  ? trace_hardirqs_on+0xbd/0x310
[  272.318988]  ? kasan_check_read+0x11/0x20
[  272.323154]  ? __run_timers+0x7da/0xc70
[  272.327197]  ? trace_hardirqs_off_caller+0x310/0x310
[  272.332309]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.336549]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.340782]  __run_timers+0x7e5/0xc70
[  272.344595]  ? timer_fixup_init+0x70/0x70
[  272.348748]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  272.353772]  ? zap_class+0x640/0x640
[  272.357494]  ? enqueue_hrtimer+0x1a5/0x560
[  272.361732]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  272.366931]  ? find_held_lock+0x36/0x1c0
[  272.371004]  ? zap_class+0x640/0x640
[  272.374740]  ? pvclock_read_flags+0x160/0x160
[  272.379239]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.384791]  ? check_preemption_disabled+0x48/0x280
[  272.389818]  ? __lock_is_held+0xb5/0x140
[  272.393886]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.399428]  ? check_preemption_disabled+0x48/0x280
[  272.404455]  run_timer_softirq+0x52/0xb0
[  272.408519]  ? rcu_read_lock_sched_held+0x14f/0x180
[  272.413543]  __do_softirq+0x308/0xb7e
[  272.417350]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  272.421846]  ? lock_downgrade+0x900/0x900
[  272.426004]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  272.431136]  ? pvclock_read_flags+0x160/0x160
[  272.435635]  ? lapic_next_event+0x5a/0x90
[  272.439787]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.445331]  ? kvm_clock_read+0x18/0x30
[  272.449307]  ? kvm_sched_clock_read+0x9/0x20
[  272.453720]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.459271]  ? check_preemption_disabled+0x48/0x280
[  272.464300]  irq_exit+0x17f/0x1c0
[  272.467757]  smp_apic_timer_interrupt+0x1cb/0x760
[  272.472600]  ? smp_reschedule_interrupt+0x109/0x650
[  272.477629]  ? smp_call_function_single_interrupt+0x650/0x650
[  272.483536]  ? interrupt_entry+0xb5/0xc0
[  272.487601]  ? trace_hardirqs_off_caller+0xbb/0x310
[  272.492621]  ? trace_hardirqs_off_caller+0xbb/0x310
[  272.497656]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.502503]  ? trace_hardirqs_on_caller+0x310/0x310
[  272.507521]  ? trace_hardirqs_on_caller+0x310/0x310
[  272.512543]  ? task_prio+0x50/0x50
[  272.516088]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.521632]  ? check_preemption_disabled+0x48/0x280
[  272.526655]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.531508]  apic_timer_interrupt+0xf/0x20
[  272.535739]  </IRQ>
[  272.537985] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  272.543887] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  272.562792] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  272.570499] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  272.577766] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  272.585050] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  272.592320] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  272.599590] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  272.606896]  ? save_stack+0xa9/0xd0
[  272.610539]  __kmalloc_node_track_caller+0x3c/0x70
[  272.615478]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  272.620243]  pskb_expand_head+0x230/0x10f0
[  272.624481]  ? check_preemption_disabled+0x48/0x280
[  272.629504]  ? memcpy+0x45/0x50
[  272.632789]  ? __copy_skb_header+0x350/0x6b0
[  272.637203]  ? skb_release_data+0x880/0x880
[  272.641526]  ? __alloc_skb+0x770/0x770
[  272.645425]  ? __lock_is_held+0xb5/0x140
[  272.649496]  ? kasan_check_write+0x14/0x20
[  272.653738]  ? __skb_clone+0x6c7/0xa00
[  272.657630]  ? __copy_skb_header+0x6b0/0x6b0
[  272.662049]  ? kmem_cache_alloc+0x33a/0x730
[  272.666387]  skb_ensure_writable+0x3dd/0x640
[  272.670800]  ? skb_checksum_setup+0xaa0/0xaa0
[  272.675302]  ? check_preemption_disabled+0x48/0x280
[  272.680334]  ? __this_cpu_preempt_check+0x1c/0x20
[  272.685177]  ? __bpf_redirect+0x54b/0xb20
[  272.689338]  bpf_clone_redirect+0x14a/0x490
[  272.693697]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  272.698724]  ? __sched_text_start+0x8/0x8
[  272.702883]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  272.707664]  ? find_held_lock+0x36/0x1c0
[  272.711747]  ? lock_acquire+0x1ed/0x520
[  272.715723]  ? bpf_test_run+0x3cb/0x780
[  272.719703]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.725245]  ? check_preemption_disabled+0x48/0x280
[  272.730271]  ? kasan_check_read+0x11/0x20
[  272.734429]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  272.739707]  ? rcu_softirq_qs+0x20/0x20
[  272.743687]  ? preempt_schedule+0x4d/0x60
[  272.747864]  ? ___preempt_schedule+0x16/0x18
[  272.752282]  ? bpf_test_run+0x25d/0x780
[  272.756269]  ? netlink_diag_dump+0x2a0/0x2a0
[  272.760683]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.766238]  ? bpf_test_init.isra.10+0x70/0x100
[  272.770920]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  272.775688]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  272.780560]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  272.786099]  ? fput+0x130/0x1a0
[  272.789381]  ? __bpf_prog_get+0x9b/0x290
[  272.793449]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  272.798294]  ? bpf_prog_test_run+0x130/0x1a0
[  272.802709]  ? __x64_sys_bpf+0x3db/0x520
[  272.806772]  ? bpf_prog_get+0x20/0x20
[  272.810612]  ? do_syscall_64+0x1b9/0x820
[  272.814690]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  272.820060]  ? syscall_return_slowpath+0x5e0/0x5e0
[  272.824988]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.829861]  ? trace_hardirqs_on_caller+0x310/0x310
[  272.834888]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  272.839907]  ? prepare_exit_to_usermode+0x291/0x3b0
[  272.844973]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.849826]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  272.855215] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  272.855285] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  272.862324] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  272.862341] Workqueue: events_power_efficient neigh_periodic_work
[  272.862349] Call Trace:
[  272.862356]  <IRQ>
[  272.862374]  dump_stack+0x244/0x39d
[  272.868902] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  272.878202]  ? dump_stack_print_info.cold.1+0x20/0x20
[  272.884408] syz-executor2 cpuset=syz2 mems_allowed=0
[  272.886997]  warn_alloc.cold.116+0xb7/0x1bd
[  272.917801]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  272.922656]  ? lock_downgrade+0x900/0x900
[  272.926842]  ? trace_hardirqs_off+0xb8/0x310
[  272.931261]  ? trace_hardirqs_off+0xb8/0x310
[  272.935679]  __alloc_pages_slowpath+0x26e8/0x2e10
[  272.940559]  ? warn_alloc+0x120/0x120
[  272.944371]  ? warn_alloc+0x120/0x120
[  272.948182]  ? warn_alloc+0x120/0x120
[  272.952001]  ? print_usage_bug+0xc0/0xc0
[  272.956102]  ? check_preemption_disabled+0x48/0x280
[  272.961124]  ? print_usage_bug+0xc0/0xc0
[  272.965191]  ? kasan_check_read+0x11/0x20
[  272.969341]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  272.974632]  ? rcu_softirq_qs+0x20/0x20
[  272.978641]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.984221]  ? should_fail+0x22d/0xd01
[  272.988135]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  272.993247]  ? __lock_acquire+0x62f/0x4c20
[  272.997489]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  273.002599]  ? __lock_acquire+0x62f/0x4c20
[  273.006833]  ? should_fail+0x22d/0xd01
[  273.010731]  ? mark_held_locks+0x130/0x130
[  273.014974]  ? mark_held_locks+0x130/0x130
[  273.019212]  ? __enqueue_entity+0x10d/0x1f0
[  273.023545]  ? zap_class+0x640/0x640
[  273.027260]  ? print_usage_bug+0xc0/0xc0
[  273.031322]  ? enqueue_entity+0x34b/0x20a0
[  273.035577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.041135]  ? check_preemption_disabled+0x48/0x280
[  273.046164]  ? __lock_is_held+0xb5/0x140
[  273.050234]  __alloc_pages_nodemask+0xa80/0xde0
[  273.054920]  ? zap_class+0x640/0x640
[  273.058641]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  273.063685]  ? find_held_lock+0x36/0x1c0
[  273.067779]  ? ____cache_alloc_node+0x1c7/0x1e0
[  273.072466]  ? lock_downgrade+0x900/0x900
[  273.076624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.082177]  cache_grow_begin+0xa5/0x8c0
[  273.086246]  ? do_raw_spin_unlock+0xa7/0x330
[  273.090664]  fallback_alloc+0x204/0x2e0
[  273.094645]  ____cache_alloc_node+0x1c7/0x1e0
[  273.099150]  kmem_cache_alloc_node+0xe3/0x730
[  273.103650]  ? ipv6_get_ifaddr+0x42e/0x620
[  273.107923]  __alloc_skb+0x119/0x770
[  273.111636]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  273.116935]  ? netdev_alloc_frag+0x1f0/0x1f0
[  273.121346]  ? lock_downgrade+0x900/0x900
[  273.125518]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.131064]  ? refcount_sub_and_test_checked+0x203/0x310
[  273.136520]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  273.141974]  ? addrconf_rs_timer+0x690/0x690
[  273.146402]  ndisc_alloc_skb+0x144/0x340
[  273.150468]  ndisc_send_rs+0x331/0x6e0
[  273.154374]  addrconf_rs_timer+0x314/0x690
[  273.158628]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.162874]  call_timer_fn+0x272/0x920
[  273.166760]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.170995]  ? process_timeout+0x40/0x40
[  273.175097]  ? mark_held_locks+0xc7/0x130
[  273.179266]  ? _raw_spin_unlock_irq+0x27/0x80
[  273.183793]  ? _raw_spin_unlock_irq+0x27/0x80
[  273.188287]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.192528]  ? lockdep_hardirqs_on+0x296/0x5b0
[  273.197117]  ? trace_hardirqs_on+0xbd/0x310
[  273.201439]  ? kasan_check_read+0x11/0x20
[  273.205588]  ? __run_timers+0x7da/0xc70
[  273.209584]  ? trace_hardirqs_off_caller+0x310/0x310
[  273.214718]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.218954]  __run_timers+0x7e5/0xc70
[  273.222794]  ? timer_fixup_init+0x70/0x70
[  273.226951]  ? lock_downgrade+0x900/0x900
[  273.231099]  ? zap_class+0x640/0x640
[  273.234828]  ? print_usage_bug+0xc0/0xc0
[  273.238895]  ? trace_hardirqs_on+0x310/0x310
[  273.243313]  ? kvm_clock_read+0x18/0x30
[  273.247294]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  273.252312]  ? ktime_get+0x2c1/0x400
[  273.256039]  ? zap_class+0x640/0x640
[  273.259763]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.265310]  ? check_preemption_disabled+0x48/0x280
[  273.270337]  ? __lock_is_held+0xb5/0x140
[  273.274408]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.279951]  ? check_preemption_disabled+0x48/0x280
[  273.284978]  run_timer_softirq+0x52/0xb0
[  273.289054]  ? rcu_read_lock_sched_held+0x14f/0x180
[  273.294078]  __do_softirq+0x308/0xb7e
[  273.297896]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  273.303000]  ? irq_exit+0xbd/0x1c0
[  273.306582]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  273.311597]  ? smp_reschedule_interrupt+0x109/0x650
[  273.317082]  ? smp_call_function_single_interrupt+0x650/0x650
[  273.322970]  ? ret_from_intr+0xb/0x1e
[  273.326777]  ? trace_hardirqs_off_caller+0xbb/0x310
[  273.331794]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.336647]  ? trace_hardirqs_on_caller+0x310/0x310
[  273.341679]  ? task_prio+0x50/0x50
[  273.345234]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.350776]  ? check_preemption_disabled+0x48/0x280
[  273.355805]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.360653]  ? neigh_periodic_work+0x6bd/0xc60
[  273.365248]  do_softirq_own_stack+0x2a/0x40
[  273.369581]  </IRQ>
[  273.371829]  do_softirq.part.14+0x126/0x160
[  273.376154]  __local_bh_enable_ip+0x21d/0x260
[  273.380651]  _raw_write_unlock_bh+0x30/0x40
[  273.385007]  neigh_periodic_work+0x6bd/0xc60
[  273.389437]  ? neigh_table_clear+0x390/0x390
[  273.393852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.399393]  ? check_preemption_disabled+0x48/0x280
[  273.404423]  ? __lock_is_held+0xb5/0x140
[  273.408501]  process_one_work+0xc90/0x1c40
[  273.412754]  ? mark_held_locks+0x130/0x130
[  273.417006]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  273.421688]  ? __switch_to_asm+0x40/0x70
[  273.425785]  ? __switch_to_asm+0x40/0x70
[  273.429859]  ? __switch_to_asm+0x34/0x70
[  273.433920]  ? __switch_to_asm+0x40/0x70
[  273.437978]  ? __switch_to_asm+0x34/0x70
[  273.442045]  ? __switch_to_asm+0x40/0x70
[  273.446119]  ? __switch_to_asm+0x34/0x70
[  273.450182]  ? __switch_to_asm+0x40/0x70
[  273.454254]  ? __schedule+0x8d7/0x21d0
[  273.458142]  ? __switch_to_asm+0x34/0x70
[  273.462202]  ? __switch_to_asm+0x40/0x70
[  273.466296]  ? zap_class+0x640/0x640
[  273.470029]  ? find_held_lock+0x36/0x1c0
[  273.474101]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  273.478722]  ? lock_acquire+0x1ed/0x520
[  273.482724]  ? worker_thread+0x3e0/0x1390
[  273.486884]  ? kasan_check_read+0x11/0x20
[  273.491047]  ? do_raw_spin_lock+0x14f/0x350
[  273.495371]  ? kasan_check_read+0x11/0x20
[  273.499527]  ? rwlock_bug.part.2+0x90/0x90
[  273.503768]  ? trace_hardirqs_on+0x310/0x310
[  273.508195]  worker_thread+0x17f/0x1390
[  273.512171]  ? __switch_to_asm+0x34/0x70
[  273.516256]  ? process_one_work+0x1c40/0x1c40
[  273.520771]  ? __sched_text_start+0x8/0x8
[  273.524937]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  273.529715]  ? __kthread_parkme+0xce/0x1a0
[  273.533968]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  273.539076]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  273.544182]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  273.548773]  ? trace_hardirqs_on+0xbd/0x310
[  273.553099]  ? kasan_check_read+0x11/0x20
[  273.557252]  ? __kthread_parkme+0xce/0x1a0
[  273.561491]  ? trace_hardirqs_off_caller+0x310/0x310
[  273.566613]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  273.571740]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.577279]  ? __kthread_parkme+0xfb/0x1a0
[  273.581519]  ? process_one_work+0x1c40/0x1c40
[  273.586032]  kthread+0x35a/0x440
[  273.589421]  ? kthread_stop+0x900/0x900
[  273.593407]  ret_from_fork+0x3a/0x50
[  273.597141] warn_alloc_show_mem: 1 callbacks suppressed
[  273.597153] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  273.597155] Mem-Info:
[  273.597197] active_anon:57642 inactive_anon:185 isolated_anon:0
[  273.597197]  active_file:18 inactive_file:10 isolated_file:0
[  273.597197]  unevictable:0 dirty:0 writeback:0 unstable:0
[  273.597197]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  273.597197]  mapped:49154 shmem:4339 pagetables:683 bounce:0
[  273.597197]  free:13715 free_pcp:103 free_cma:0
[  273.602533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  273.602542] Call Trace:
[  273.609917] Node 0 active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  273.612315]  <IRQ>
[  273.645273] 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
[  273.654640]  dump_stack+0x244/0x39d
[  273.657195] lowmem_reserve[]: 0 2818 6321 6321
[  273.684871]  ? dump_stack_print_info.cold.1+0x20/0x20
[  273.686997] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  273.713135]  warn_alloc.cold.116+0xb7/0x1bd
[  273.716732] lowmem_reserve[]: 0 0 3503 3503
[  273.721315]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  273.726481] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2732kB bounce:0kB free_pcp:412kB local_pcp:248kB free_cma:0kB
[  273.753643]  ? lock_downgrade+0x900/0x900
[  273.757944] lowmem_reserve[]: 0 0 0 0
[  273.762266]  ? trace_hardirqs_off+0xb8/0x310
[  273.767081] 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
[  273.795986]  ? trace_hardirqs_off+0xb8/0x310
[  273.800112] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  273.803930]  __alloc_pages_slowpath+0x26e8/0x2e10
[  273.808308] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 85*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13800kB
[  273.821869]  ? warn_alloc+0x120/0x120
[  273.826237] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  273.841573]  ? print_usage_bug+0xc0/0xc0
[  273.846396] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  273.861211]  ? warn_alloc+0x120/0x120
[  273.864991] 4367 total pagecache pages
[  273.873828]  ? warn_alloc+0x120/0x120
[  273.877875] 0 pages in swap cache
[  273.886444]  ? print_usage_bug+0xc0/0xc0
[  273.890222] Swap cache stats: add 0, delete 0, find 0/0
[  273.894099]  ? print_usage_bug+0xc0/0xc0
[  273.897876] Free swap  = 0kB
[  273.901329]  ? __lock_acquire+0x62f/0x4c20
[  273.905363] Total swap = 0kB
[  273.910724]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.914761] 1965979 pages RAM
[  273.917774]  ? should_fail+0x22d/0xd01
[  273.921981] 0 pages HighMem/MovableOnly
[  273.924996]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  273.930510] 342853 pages reserved
[  273.933608]  ? __lock_acquire+0x62f/0x4c20
[  273.937472] 0 pages cma reserved
[  273.941455]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  273.946597] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  273.949971]  ? __lock_acquire+0x62f/0x4c20
[  273.949984]  ? should_fail+0x22d/0xd01
[  273.949999]  ? find_held_lock+0x36/0x1c0
[  273.950037]  ? mark_held_locks+0x130/0x130
[  273.954297] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  273.957600]  ? mark_held_locks+0x130/0x130
[  273.962677] kworker/1:4 cpuset=/ mems_allowed=0
[  273.969169]  ? zap_class+0x640/0x640
[  274.008392]  ? zap_class+0x640/0x640
[  274.012113]  ? print_usage_bug+0xc0/0xc0
[  274.016178]  ? do_raw_spin_unlock+0xa7/0x330
[  274.020592]  ? zap_class+0x640/0x640
[  274.024307]  ? print_usage_bug+0xc0/0xc0
[  274.028368]  ? wq_watchdog_touch+0x9c/0xfe
[  274.032638]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.038181]  ? check_preemption_disabled+0x48/0x280
[  274.043209]  ? __lock_is_held+0xb5/0x140
[  274.047278]  __alloc_pages_nodemask+0xa80/0xde0
[  274.051959]  ? zap_class+0x640/0x640
[  274.055853]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  274.060886]  ? find_held_lock+0x36/0x1c0
[  274.064958]  ? ____cache_alloc_node+0x1c7/0x1e0
[  274.069630]  ? lock_downgrade+0x900/0x900
[  274.073815]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.079360]  cache_grow_begin+0xa5/0x8c0
[  274.083446]  ? do_raw_spin_unlock+0xa7/0x330
[  274.087864]  fallback_alloc+0x204/0x2e0
[  274.091850]  ____cache_alloc_node+0x1c7/0x1e0
[  274.096354]  kmem_cache_alloc_node+0xe3/0x730
[  274.100868]  ? ipv6_get_ifaddr+0x42e/0x620
[  274.105116]  __alloc_skb+0x119/0x770
[  274.108835]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  274.114122]  ? netdev_alloc_frag+0x1f0/0x1f0
[  274.118533]  ? lock_downgrade+0x900/0x900
[  274.122689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.128233]  ? refcount_sub_and_test_checked+0x203/0x310
[  274.133720]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  274.139173]  ? addrconf_rs_timer+0x690/0x690
[  274.143594]  ndisc_alloc_skb+0x144/0x340
[  274.147662]  ndisc_send_rs+0x331/0x6e0
[  274.151558]  addrconf_rs_timer+0x314/0x690
[  274.155806]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.160061]  call_timer_fn+0x272/0x920
[  274.163950]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.168189]  ? process_timeout+0x40/0x40
[  274.172257]  ? __run_timers+0x7da/0xc70
[  274.176234]  ? _raw_spin_unlock_irq+0x27/0x80
[  274.180737]  ? _raw_spin_unlock_irq+0x27/0x80
[  274.185736]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.189977]  ? lockdep_hardirqs_on+0x296/0x5b0
[  274.194568]  ? trace_hardirqs_on+0xbd/0x310
[  274.198890]  ? kasan_check_read+0x11/0x20
[  274.203054]  ? __run_timers+0x7da/0xc70
[  274.207045]  ? trace_hardirqs_off_caller+0x310/0x310
[  274.212155]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.216407]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.220642]  __run_timers+0x7e5/0xc70
[  274.224459]  ? timer_fixup_init+0x70/0x70
[  274.228618]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  274.233635]  ? zap_class+0x640/0x640
[  274.237359]  ? enqueue_hrtimer+0x1a5/0x560
[  274.241601]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  274.246805]  ? find_held_lock+0x36/0x1c0
[  274.250889]  ? zap_class+0x640/0x640
[  274.254609]  ? pvclock_read_flags+0x160/0x160
[  274.259151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.264709]  ? check_preemption_disabled+0x48/0x280
[  274.269741]  ? __lock_is_held+0xb5/0x140
[  274.273829]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.279368]  ? check_preemption_disabled+0x48/0x280
[  274.284399]  run_timer_softirq+0x52/0xb0
[  274.288477]  ? rcu_read_lock_sched_held+0x14f/0x180
[  274.293496]  __do_softirq+0x308/0xb7e
[  274.297300]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  274.301795]  ? lock_downgrade+0x900/0x900
[  274.305948]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  274.311086]  ? pvclock_read_flags+0x160/0x160
[  274.315587]  ? lapic_next_event+0x5a/0x90
[  274.319754]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.325314]  ? kvm_clock_read+0x18/0x30
[  274.329290]  ? kvm_sched_clock_read+0x9/0x20
[  274.333703]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.339242]  ? check_preemption_disabled+0x48/0x280
[  274.344271]  irq_exit+0x17f/0x1c0
[  274.347745]  smp_apic_timer_interrupt+0x1cb/0x760
[  274.352607]  ? smp_reschedule_interrupt+0x109/0x650
[  274.357631]  ? smp_call_function_single_interrupt+0x650/0x650
[  274.363515]  ? interrupt_entry+0xb5/0xc0
[  274.367586]  ? trace_hardirqs_off_caller+0xbb/0x310
[  274.372603]  ? trace_hardirqs_off_caller+0xbb/0x310
[  274.377620]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  274.382463]  ? trace_hardirqs_on_caller+0x310/0x310
[  274.387478]  ? trace_hardirqs_on_caller+0x310/0x310
[  274.392498]  ? task_prio+0x50/0x50
[  274.396056]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.401597]  ? check_preemption_disabled+0x48/0x280
[  274.406618]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  274.411498]  apic_timer_interrupt+0xf/0x20
[  274.415740]  </IRQ>
[  274.417990] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  274.423905] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  274.442807] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  274.450513] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  274.457779] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  274.465073] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  274.472358] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  274.479642] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  274.486963]  ? save_stack+0xa9/0xd0
[  274.490602]  __kmalloc_node_track_caller+0x3c/0x70
[  274.495537]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  274.500305]  pskb_expand_head+0x230/0x10f0
[  274.504544]  ? check_preemption_disabled+0x48/0x280
[  274.509577]  ? memcpy+0x45/0x50
[  274.512875]  ? __copy_skb_header+0x350/0x6b0
[  274.517285]  ? skb_release_data+0x880/0x880
[  274.521620]  ? __alloc_skb+0x770/0x770
[  274.525546]  ? __lock_is_held+0xb5/0x140
[  274.529621]  ? kasan_check_write+0x14/0x20
[  274.533889]  ? __skb_clone+0x6c7/0xa00
[  274.537780]  ? __copy_skb_header+0x6b0/0x6b0
[  274.542195]  ? kmem_cache_alloc+0x33a/0x730
[  274.546534]  skb_ensure_writable+0x3dd/0x640
[  274.550953]  ? skb_checksum_setup+0xaa0/0xaa0
[  274.555452]  ? check_preemption_disabled+0x48/0x280
[  274.560488]  ? __this_cpu_preempt_check+0x1c/0x20
[  274.565347]  ? __bpf_redirect+0x54b/0xb20
[  274.569520]  bpf_clone_redirect+0x14a/0x490
[  274.573851]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  274.578875]  ? __sched_text_start+0x8/0x8
[  274.583040]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  274.587809]  ? find_held_lock+0x36/0x1c0
[  274.591878]  ? lock_acquire+0x1ed/0x520
[  274.595852]  ? bpf_test_run+0x3cb/0x780
[  274.599833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.605372]  ? check_preemption_disabled+0x48/0x280
[  274.610400]  ? kasan_check_read+0x11/0x20
[  274.614548]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  274.619826]  ? rcu_softirq_qs+0x20/0x20
[  274.623810]  ? preempt_schedule+0x4d/0x60
[  274.627959]  ? ___preempt_schedule+0x16/0x18
[  274.632380]  ? bpf_test_run+0x25d/0x780
[  274.636371]  ? netlink_diag_dump+0x2a0/0x2a0
[  274.640785]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.646325]  ? bpf_test_init.isra.10+0x70/0x100
[  274.651001]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  274.655784]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  274.660631]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  274.666175]  ? fput+0x130/0x1a0
[  274.669458]  ? __bpf_prog_get+0x9b/0x290
[  274.673527]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  274.678371]  ? bpf_prog_test_run+0x130/0x1a0
[  274.682785]  ? __x64_sys_bpf+0x3db/0x520
[  274.686853]  ? bpf_prog_get+0x20/0x20
[  274.690684]  ? do_syscall_64+0x1b9/0x820
[  274.694775]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  274.700144]  ? syscall_return_slowpath+0x5e0/0x5e0
[  274.705078]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  274.709924]  ? trace_hardirqs_on_caller+0x310/0x310
[  274.714942]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  274.719963]  ? prepare_exit_to_usermode+0x291/0x3b0
[  274.724988]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  274.729854]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  274.735239] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  274.735326] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  274.742345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  274.742363] Workqueue: events_power_efficient neigh_periodic_work
[  274.742371] Call Trace:
[  274.742378]  <IRQ>
[  274.742396]  dump_stack+0x244/0x39d
[  274.748920] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  274.758223]  ? dump_stack_print_info.cold.1+0x20/0x20
[  274.764426] syz-executor2 cpuset=syz2 mems_allowed=0
[  274.767022]  warn_alloc.cold.116+0xb7/0x1bd
[  274.797806]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  274.802656]  ? lock_downgrade+0x900/0x900
[  274.806814]  ? trace_hardirqs_off+0xb8/0x310
[  274.811231]  ? trace_hardirqs_off+0xb8/0x310
[  274.815646]  __alloc_pages_slowpath+0x26e8/0x2e10
[  274.820520]  ? warn_alloc+0x120/0x120
[  274.824332]  ? print_usage_bug+0xc0/0xc0
[  274.828395]  ? warn_alloc+0x120/0x120
[  274.832204]  ? warn_alloc+0x120/0x120
[  274.836007]  ? print_usage_bug+0xc0/0xc0
[  274.840089]  ? print_usage_bug+0xc0/0xc0
[  274.844152]  ? __lock_acquire+0x62f/0x4c20
[  274.848393]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.853935]  ? should_fail+0x22d/0xd01
[  274.857830]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  274.862933]  ? __lock_acquire+0x62f/0x4c20
[  274.867178]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  274.872282]  ? __lock_acquire+0x62f/0x4c20
[  274.876515]  ? should_fail+0x22d/0xd01
[  274.880419]  ? find_held_lock+0x36/0x1c0
[  274.884509]  ? mark_held_locks+0x130/0x130
[  274.888765]  ? mark_held_locks+0x130/0x130
[  274.893001]  ? zap_class+0x640/0x640
[  274.896726]  ? zap_class+0x640/0x640
[  274.900446]  ? print_usage_bug+0xc0/0xc0
[  274.904505]  ? do_raw_spin_unlock+0xa7/0x330
[  274.908917]  ? zap_class+0x640/0x640
[  274.912631]  ? print_usage_bug+0xc0/0xc0
[  274.916694]  ? wq_watchdog_touch+0x9c/0xfe
[  274.920934]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.926476]  ? check_preemption_disabled+0x48/0x280
[  274.931507]  ? __lock_is_held+0xb5/0x140
[  274.935583]  __alloc_pages_nodemask+0xa80/0xde0
[  274.940257]  ? zap_class+0x640/0x640
[  274.943979]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  274.949022]  ? find_held_lock+0x36/0x1c0
[  274.953097]  ? ____cache_alloc_node+0x1c7/0x1e0
[  274.957772]  ? lock_downgrade+0x900/0x900
[  274.961930]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.967483]  cache_grow_begin+0xa5/0x8c0
[  274.971554]  ? do_raw_spin_unlock+0xa7/0x330
[  274.975973]  fallback_alloc+0x204/0x2e0
[  274.979956]  ____cache_alloc_node+0x1c7/0x1e0
[  274.984462]  kmem_cache_alloc_node+0xe3/0x730
[  274.988960]  ? ipv6_get_ifaddr+0x42e/0x620
[  274.993212]  __alloc_skb+0x119/0x770
[  274.996940]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  275.002241]  ? netdev_alloc_frag+0x1f0/0x1f0
[  275.006650]  ? lock_downgrade+0x900/0x900
[  275.010808]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.016350]  ? refcount_sub_and_test_checked+0x203/0x310
[  275.021810]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  275.027267]  ? addrconf_rs_timer+0x690/0x690
[  275.031721]  ndisc_alloc_skb+0x144/0x340
[  275.035787]  ndisc_send_rs+0x331/0x6e0
[  275.039726]  addrconf_rs_timer+0x314/0x690
[  275.043968]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.048216]  call_timer_fn+0x272/0x920
[  275.052111]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.056352]  ? process_timeout+0x40/0x40
[  275.060425]  ? mark_held_locks+0xc7/0x130
[  275.064578]  ? _raw_spin_unlock_irq+0x27/0x80
[  275.069076]  ? _raw_spin_unlock_irq+0x27/0x80
[  275.073572]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.077812]  ? lockdep_hardirqs_on+0x296/0x5b0
[  275.082399]  ? trace_hardirqs_on+0xbd/0x310
[  275.086750]  ? kasan_check_read+0x11/0x20
[  275.090911]  ? __run_timers+0x7da/0xc70
[  275.094895]  ? trace_hardirqs_off_caller+0x310/0x310
[  275.100002]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.104251]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.108489]  __run_timers+0x7e5/0xc70
[  275.112311]  ? timer_fixup_init+0x70/0x70
[  275.116460]  ? lock_downgrade+0x900/0x900
[  275.120608]  ? zap_class+0x640/0x640
[  275.124333]  ? print_usage_bug+0xc0/0xc0
[  275.128395]  ? trace_hardirqs_on+0x310/0x310
[  275.132813]  ? kvm_clock_read+0x18/0x30
[  275.136793]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  275.141813]  ? ktime_get+0x2c1/0x400
[  275.145533]  ? zap_class+0x640/0x640
[  275.149250]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.154791]  ? check_preemption_disabled+0x48/0x280
[  275.159823]  ? __lock_is_held+0xb5/0x140
[  275.163886]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.169458]  ? check_preemption_disabled+0x48/0x280
[  275.174480]  run_timer_softirq+0x52/0xb0
[  275.178546]  ? rcu_read_lock_sched_held+0x14f/0x180
[  275.183570]  __do_softirq+0x308/0xb7e
[  275.187412]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  275.192529]  ? irq_exit+0xbd/0x1c0
[  275.196083]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  275.201101]  ? smp_reschedule_interrupt+0x109/0x650
[  275.206119]  ? smp_call_function_single_interrupt+0x650/0x650
[  275.212004]  ? ret_from_intr+0xb/0x1e
[  275.215817]  ? trace_hardirqs_off_caller+0xbb/0x310
[  275.220848]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.225694]  ? trace_hardirqs_on_caller+0x310/0x310
[  275.230710]  ? task_prio+0x50/0x50
[  275.234254]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.239793]  ? check_preemption_disabled+0x48/0x280
[  275.244821]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.249667]  ? neigh_periodic_work+0x6bd/0xc60
[  275.254254]  do_softirq_own_stack+0x2a/0x40
[  275.258571]  </IRQ>
[  275.260808]  do_softirq.part.14+0x126/0x160
[  275.265133]  __local_bh_enable_ip+0x21d/0x260
[  275.269639]  _raw_write_unlock_bh+0x30/0x40
[  275.273993]  neigh_periodic_work+0x6bd/0xc60
[  275.278432]  ? neigh_table_clear+0x390/0x390
[  275.282849]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.288406]  ? check_preemption_disabled+0x48/0x280
[  275.293445]  ? __lock_is_held+0xb5/0x140
[  275.297527]  process_one_work+0xc90/0x1c40
[  275.301765]  ? mark_held_locks+0x130/0x130
[  275.306022]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  275.310712]  ? __switch_to_asm+0x40/0x70
[  275.314787]  ? __switch_to_asm+0x40/0x70
[  275.319333]  ? __switch_to_asm+0x34/0x70
[  275.323395]  ? __switch_to_asm+0x40/0x70
[  275.327498]  ? __switch_to_asm+0x34/0x70
[  275.331561]  ? __switch_to_asm+0x40/0x70
[  275.335619]  ? __switch_to_asm+0x34/0x70
[  275.339682]  ? __switch_to_asm+0x40/0x70
[  275.343755]  ? __schedule+0x8d7/0x21d0
[  275.347642]  ? __switch_to_asm+0x34/0x70
[  275.351704]  ? __switch_to_asm+0x40/0x70
[  275.355784]  ? zap_class+0x640/0x640
[  275.359507]  ? find_held_lock+0x36/0x1c0
[  275.363582]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  275.368188]  ? lock_acquire+0x1ed/0x520
[  275.372165]  ? worker_thread+0x3e0/0x1390
[  275.376328]  ? kasan_check_read+0x11/0x20
[  275.380478]  ? do_raw_spin_lock+0x14f/0x350
[  275.384816]  ? kasan_check_read+0x11/0x20
[  275.388979]  ? rwlock_bug.part.2+0x90/0x90
[  275.393239]  ? trace_hardirqs_on+0x310/0x310
[  275.397666]  worker_thread+0x17f/0x1390
[  275.401640]  ? __switch_to_asm+0x34/0x70
[  275.405719]  ? process_one_work+0x1c40/0x1c40
[  275.410251]  ? __sched_text_start+0x8/0x8
[  275.414419]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  275.419197]  ? __kthread_parkme+0xce/0x1a0
[  275.423440]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  275.428547]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  275.433654]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  275.438239]  ? trace_hardirqs_on+0xbd/0x310
[  275.442568]  ? kasan_check_read+0x11/0x20
[  275.446733]  ? __kthread_parkme+0xce/0x1a0
[  275.450974]  ? trace_hardirqs_off_caller+0x310/0x310
[  275.456090]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  275.461200]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.466739]  ? __kthread_parkme+0xfb/0x1a0
[  275.471010]  ? process_one_work+0x1c40/0x1c40
[  275.475553]  kthread+0x35a/0x440
[  275.478940]  ? kthread_stop+0x900/0x900
[  275.482919]  ret_from_fork+0x3a/0x50
[  275.486670] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  275.486675] warn_alloc_show_mem: 1 callbacks suppressed
[  275.486683] Mem-Info:
[  275.494057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  275.499448] active_anon:57642 inactive_anon:185 isolated_anon:0
[  275.499448]  active_file:18 inactive_file:10 isolated_file:0
[  275.499448]  unevictable:0 dirty:0 writeback:0 unstable:0
[  275.499448]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  275.499448]  mapped:49154 shmem:4339 pagetables:683 bounce:0
[  275.499448]  free:13715 free_pcp:103 free_cma:0
[  275.501820] Call Trace:
[  275.511212] Node 0 active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  275.544159]  <IRQ>
[  275.546729] 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
[  275.574432]  dump_stack+0x244/0x39d
[  275.576555] lowmem_reserve[]: 0 2818 6321 6321
[  275.602659]  ? dump_stack_print_info.cold.1+0x20/0x20
[  275.606259] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  275.610846]  warn_alloc.cold.116+0xb7/0x1bd
[  275.616001] lowmem_reserve[]: 0 0 3503 3503
[  275.643171]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  275.647465] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2732kB bounce:0kB free_pcp:412kB local_pcp:248kB free_cma:0kB
[  275.651781]  ? lock_downgrade+0x900/0x900
[  275.656618] lowmem_reserve[]: 0 0 0 0
[  275.685522]  ? trace_hardirqs_off+0xb8/0x310
[  275.689646] 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
[  275.693457]  ? trace_hardirqs_off+0xb8/0x310
[  275.697839] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  275.711360]  __alloc_pages_slowpath+0x26e8/0x2e10
[  275.715764] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 85*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13800kB
[  275.731127]  ? warn_alloc+0x120/0x120
[  275.735928] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  275.750740]  ? print_usage_bug+0xc0/0xc0
[  275.754521] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  275.763350]  ? warn_alloc+0x120/0x120
[  275.767392] 4367 total pagecache pages
[  275.775962]  ? warn_alloc+0x120/0x120
[  275.779744] 0 pages in swap cache
[  275.783621]  ? print_usage_bug+0xc0/0xc0
[  275.787403] Swap cache stats: add 0, delete 0, find 0/0
[  275.790865]  ? print_usage_bug+0xc0/0xc0
[  275.794905] Free swap  = 0kB
[  275.800262]  ? __lock_acquire+0x62f/0x4c20
[  275.804298] Total swap = 0kB
[  275.807311]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.811527] 1965979 pages RAM
[  275.814561]  ? should_fail+0x22d/0xd01
[  275.820071] 0 pages HighMem/MovableOnly
[  275.823172]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  275.827047] 342853 pages reserved
[  275.831028]  ? __lock_acquire+0x62f/0x4c20
[  275.836105] 0 pages cma reserved
[  275.839557]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  275.843859] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  275.847139]  ? __lock_acquire+0x62f/0x4c20
[  275.847171]  ? should_fail+0x22d/0xd01
[  275.852361] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  275.858753]  ? find_held_lock+0x36/0x1c0
[  275.862965] kworker/1:4 cpuset=/ mems_allowed=0
[  275.866845]  ? mark_held_locks+0x130/0x130
[  275.890086]  ? mark_held_locks+0x130/0x130
[  275.894330]  ? zap_class+0x640/0x640
[  275.898056]  ? zap_class+0x640/0x640
[  275.901788]  ? print_usage_bug+0xc0/0xc0
[  275.905874]  ? do_raw_spin_unlock+0xa7/0x330
[  275.910281]  ? zap_class+0x640/0x640
[  275.914022]  ? print_usage_bug+0xc0/0xc0
[  275.918089]  ? wq_watchdog_touch+0x9c/0xfe
[  275.922328]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.927871]  ? check_preemption_disabled+0x48/0x280
[  275.932896]  ? __lock_is_held+0xb5/0x140
[  275.936966]  __alloc_pages_nodemask+0xa80/0xde0
[  275.941638]  ? zap_class+0x640/0x640
[  275.945360]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  275.950391]  ? find_held_lock+0x36/0x1c0
[  275.954470]  ? ____cache_alloc_node+0x1c7/0x1e0
[  275.959140]  ? lock_downgrade+0x900/0x900
[  275.963307]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.968860]  cache_grow_begin+0xa5/0x8c0
[  275.972929]  ? do_raw_spin_unlock+0xa7/0x330
[  275.977371]  fallback_alloc+0x204/0x2e0
[  275.981353]  ____cache_alloc_node+0x1c7/0x1e0
[  275.985869]  kmem_cache_alloc_node+0xe3/0x730
[  275.990368]  ? ipv6_get_ifaddr+0x42e/0x620
[  275.994632]  __alloc_skb+0x119/0x770
[  275.998360]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  276.003642]  ? netdev_alloc_frag+0x1f0/0x1f0
[  276.008079]  ? lock_downgrade+0x900/0x900
[  276.012252]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.017795]  ? refcount_sub_and_test_checked+0x203/0x310
[  276.023250]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  276.028703]  ? addrconf_rs_timer+0x690/0x690
[  276.033161]  ndisc_alloc_skb+0x144/0x340
[  276.037228]  ndisc_send_rs+0x331/0x6e0
[  276.041133]  addrconf_rs_timer+0x314/0x690
[  276.045374]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.049620]  call_timer_fn+0x272/0x920
[  276.053508]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.057744]  ? process_timeout+0x40/0x40
[  276.061829]  ? __run_timers+0x7da/0xc70
[  276.065813]  ? _raw_spin_unlock_irq+0x27/0x80
[  276.070311]  ? _raw_spin_unlock_irq+0x27/0x80
[  276.074810]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.079056]  ? lockdep_hardirqs_on+0x296/0x5b0
[  276.083641]  ? trace_hardirqs_on+0xbd/0x310
[  276.087976]  ? kasan_check_read+0x11/0x20
[  276.092177]  ? __run_timers+0x7da/0xc70
[  276.096155]  ? trace_hardirqs_off_caller+0x310/0x310
[  276.101261]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.105503]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.109754]  __run_timers+0x7e5/0xc70
[  276.113584]  ? timer_fixup_init+0x70/0x70
[  276.117734]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  276.122751]  ? zap_class+0x640/0x640
[  276.126474]  ? enqueue_hrtimer+0x1a5/0x560
[  276.130710]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  276.135909]  ? find_held_lock+0x36/0x1c0
[  276.139974]  ? zap_class+0x640/0x640
[  276.143689]  ? pvclock_read_flags+0x160/0x160
[  276.148201]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.153738]  ? check_preemption_disabled+0x48/0x280
[  276.158807]  ? __lock_is_held+0xb5/0x140
[  276.162867]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.168407]  ? check_preemption_disabled+0x48/0x280
[  276.173429]  run_timer_softirq+0x52/0xb0
[  276.177491]  ? rcu_read_lock_sched_held+0x14f/0x180
[  276.182528]  __do_softirq+0x308/0xb7e
[  276.186788]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  276.191287]  ? lock_downgrade+0x900/0x900
[  276.195438]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  276.200566]  ? pvclock_read_flags+0x160/0x160
[  276.205074]  ? lapic_next_event+0x5a/0x90
[  276.209228]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.214772]  ? kvm_clock_read+0x18/0x30
[  276.218764]  ? kvm_sched_clock_read+0x9/0x20
[  276.223178]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.228722]  ? check_preemption_disabled+0x48/0x280
[  276.233752]  irq_exit+0x17f/0x1c0
[  276.237212]  smp_apic_timer_interrupt+0x1cb/0x760
[  276.242061]  ? smp_reschedule_interrupt+0x109/0x650
[  276.247080]  ? smp_call_function_single_interrupt+0x650/0x650
[  276.252963]  ? interrupt_entry+0xb5/0xc0
[  276.257082]  ? trace_hardirqs_off_caller+0xbb/0x310
[  276.262102]  ? trace_hardirqs_off_caller+0xbb/0x310
[  276.267121]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.271968]  ? trace_hardirqs_on_caller+0x310/0x310
[  276.277009]  ? trace_hardirqs_on_caller+0x310/0x310
[  276.282054]  ? task_prio+0x50/0x50
[  276.285597]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.291173]  ? check_preemption_disabled+0x48/0x280
[  276.296195]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.301074]  apic_timer_interrupt+0xf/0x20
[  276.305304]  </IRQ>
[  276.307546] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  276.313446] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  276.332345] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  276.340051] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  276.347321] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  276.354587] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  276.361867] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  276.369136] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  276.376437]  ? save_stack+0xa9/0xd0
[  276.380101]  __kmalloc_node_track_caller+0x3c/0x70
[  276.385047]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  276.389814]  pskb_expand_head+0x230/0x10f0
[  276.394058]  ? check_preemption_disabled+0x48/0x280
[  276.399081]  ? memcpy+0x45/0x50
[  276.402378]  ? __copy_skb_header+0x350/0x6b0
[  276.406789]  ? skb_release_data+0x880/0x880
[  276.411115]  ? __alloc_skb+0x770/0x770
[  276.415028]  ? __lock_is_held+0xb5/0x140
[  276.419115]  ? kasan_check_write+0x14/0x20
[  276.423350]  ? __skb_clone+0x6c7/0xa00
[  276.427267]  ? __copy_skb_header+0x6b0/0x6b0
[  276.431684]  ? kmem_cache_alloc+0x33a/0x730
[  276.436035]  skb_ensure_writable+0x3dd/0x640
[  276.440451]  ? skb_checksum_setup+0xaa0/0xaa0
[  276.444962]  ? check_preemption_disabled+0x48/0x280
[  276.450088]  ? __this_cpu_preempt_check+0x1c/0x20
[  276.454952]  ? __bpf_redirect+0x54b/0xb20
[  276.459115]  bpf_clone_redirect+0x14a/0x490
[  276.463464]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  276.468486]  ? __sched_text_start+0x8/0x8
[  276.472661]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  276.477426]  ? find_held_lock+0x36/0x1c0
[  276.481502]  ? lock_acquire+0x1ed/0x520
[  276.485508]  ? bpf_test_run+0x3cb/0x780
[  276.489493]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.495043]  ? check_preemption_disabled+0x48/0x280
[  276.500074]  ? kasan_check_read+0x11/0x20
[  276.504225]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  276.509502]  ? rcu_softirq_qs+0x20/0x20
[  276.513481]  ? preempt_schedule+0x4d/0x60
[  276.517633]  ? ___preempt_schedule+0x16/0x18
[  276.522079]  ? bpf_test_run+0x25d/0x780
[  276.526096]  ? netlink_diag_dump+0x2a0/0x2a0
[  276.530509]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.536085]  ? bpf_test_init.isra.10+0x70/0x100
[  276.540762]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  276.545525]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  276.550371]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  276.555908]  ? fput+0x130/0x1a0
[  276.559193]  ? __bpf_prog_get+0x9b/0x290
[  276.563263]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  276.568108]  ? bpf_prog_test_run+0x130/0x1a0
[  276.572520]  ? __x64_sys_bpf+0x3db/0x520
[  276.576582]  ? bpf_prog_get+0x20/0x20
[  276.580423]  ? do_syscall_64+0x1b9/0x820
[  276.584500]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  276.589874]  ? syscall_return_slowpath+0x5e0/0x5e0
[  276.594803]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.599649]  ? trace_hardirqs_on_caller+0x310/0x310
[  276.604669]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  276.609692]  ? prepare_exit_to_usermode+0x291/0x3b0
[  276.614714]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.619568]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  276.624954] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  276.625054] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  276.632091] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  276.632108] Workqueue: events_power_efficient neigh_periodic_work
[  276.632116] Call Trace:
[  276.632123]  <IRQ>
[  276.632140]  dump_stack+0x244/0x39d
[  276.639177] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  276.647982]  ? dump_stack_print_info.cold.1+0x20/0x20
[  276.648011]  warn_alloc.cold.116+0xb7/0x1bd
[  276.654335] syz-executor2 cpuset=syz2 mems_allowed=0
[  276.656918]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  276.656939]  ? lock_downgrade+0x900/0x900
[  276.696825]  ? trace_hardirqs_off+0xb8/0x310
[  276.701240]  ? trace_hardirqs_off+0xb8/0x310
[  276.705662]  __alloc_pages_slowpath+0x26e8/0x2e10
[  276.710540]  ? warn_alloc+0x120/0x120
[  276.714359]  ? print_usage_bug+0xc0/0xc0
[  276.718422]  ? warn_alloc+0x120/0x120
[  276.722260]  ? warn_alloc+0x120/0x120
[  276.726101]  ? print_usage_bug+0xc0/0xc0
[  276.730165]  ? kvm_clock_read+0x18/0x30
[  276.734142]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  276.739164]  ? print_usage_bug+0xc0/0xc0
[  276.743226]  ? __lock_acquire+0x62f/0x4c20
[  276.747498]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.753052]  ? should_fail+0x22d/0xd01
[  276.756955]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  276.762237]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  276.767345]  ? __lock_acquire+0x62f/0x4c20
[  276.771619]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  276.776721]  ? __lock_acquire+0x62f/0x4c20
[  276.780968]  ? should_fail+0x22d/0xd01
[  276.784853]  ? rcu_irq_exit+0x1a2/0x390
[  276.788853]  ? mark_held_locks+0x130/0x130
[  276.793094]  ? mark_held_locks+0x130/0x130
[  276.797336]  ? mark_held_locks+0xc7/0x130
[  276.801486]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  276.806505]  ? zap_class+0x640/0x640
[  276.810232]  ? print_usage_bug+0xc0/0xc0
[  276.814305]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.819847]  ? check_preemption_disabled+0x48/0x280
[  276.824878]  ? __lock_is_held+0xb5/0x140
[  276.828949]  __alloc_pages_nodemask+0xa80/0xde0
[  276.833619]  ? zap_class+0x640/0x640
[  276.837381]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  276.842439]  ? find_held_lock+0x36/0x1c0
[  276.846550]  ? ____cache_alloc_node+0x1c7/0x1e0
[  276.851225]  ? lock_downgrade+0x900/0x900
[  276.855387]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.860930]  cache_grow_begin+0xa5/0x8c0
[  276.865003]  ? do_raw_spin_unlock+0xa7/0x330
[  276.869437]  fallback_alloc+0x204/0x2e0
[  276.873424]  ____cache_alloc_node+0x1c7/0x1e0
[  276.877925]  kmem_cache_alloc_node+0xe3/0x730
[  276.882453]  ? ipv6_get_ifaddr+0x42e/0x620
[  276.886711]  __alloc_skb+0x119/0x770
[  276.890425]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  276.895711]  ? netdev_alloc_frag+0x1f0/0x1f0
[  276.900124]  ? lock_downgrade+0x900/0x900
[  276.904295]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.909835]  ? refcount_sub_and_test_checked+0x203/0x310
[  276.915307]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  276.920763]  ? addrconf_rs_timer+0x690/0x690
[  276.925189]  ndisc_alloc_skb+0x144/0x340
[  276.929274]  ndisc_send_rs+0x331/0x6e0
[  276.933171]  addrconf_rs_timer+0x314/0x690
[  276.937412]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.941658]  call_timer_fn+0x272/0x920
[  276.945681]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.949930]  ? process_timeout+0x40/0x40
[  276.954004]  ? mark_held_locks+0xc7/0x130
[  276.958176]  ? _raw_spin_unlock_irq+0x27/0x80
[  276.962671]  ? _raw_spin_unlock_irq+0x27/0x80
[  276.967184]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.971420]  ? lockdep_hardirqs_on+0x296/0x5b0
[  276.976028]  ? trace_hardirqs_on+0xbd/0x310
[  276.980354]  ? kasan_check_read+0x11/0x20
[  276.984507]  ? __run_timers+0x7da/0xc70
[  276.988488]  ? trace_hardirqs_off_caller+0x310/0x310
[  276.993601]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.997844]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.002081]  __run_timers+0x7e5/0xc70
[  277.005892]  ? timer_fixup_init+0x70/0x70
[  277.010045]  ? lock_downgrade+0x900/0x900
[  277.014193]  ? zap_class+0x640/0x640
[  277.017918]  ? print_usage_bug+0xc0/0xc0
[  277.021982]  ? trace_hardirqs_on+0x310/0x310
[  277.026425]  ? kvm_clock_read+0x18/0x30
[  277.030415]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  277.035435]  ? ktime_get+0x2c1/0x400
[  277.039158]  ? zap_class+0x640/0x640
[  277.042884]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.048424]  ? check_preemption_disabled+0x48/0x280
[  277.053458]  ? __lock_is_held+0xb5/0x140
[  277.057530]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.063072]  ? check_preemption_disabled+0x48/0x280
[  277.068115]  run_timer_softirq+0x52/0xb0
[  277.072207]  ? rcu_read_lock_sched_held+0x14f/0x180
[  277.077239]  __do_softirq+0x308/0xb7e
[  277.081081]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  277.086194]  ? irq_exit+0xbd/0x1c0
[  277.089734]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  277.094752]  ? smp_reschedule_interrupt+0x109/0x650
[  277.099798]  ? smp_call_function_single_interrupt+0x650/0x650
[  277.105684]  ? ret_from_intr+0xb/0x1e
[  277.109485]  ? trace_hardirqs_off_caller+0xbb/0x310
[  277.114504]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  277.119355]  ? trace_hardirqs_on_caller+0x310/0x310
[  277.124391]  ? task_prio+0x50/0x50
[  277.127938]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.133481]  ? check_preemption_disabled+0x48/0x280
[  277.138535]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  277.143380]  ? neigh_periodic_work+0x6bd/0xc60
[  277.147965]  do_softirq_own_stack+0x2a/0x40
[  277.152283]  </IRQ>
[  277.154522]  do_softirq.part.14+0x126/0x160
[  277.158855]  __local_bh_enable_ip+0x21d/0x260
[  277.163383]  _raw_write_unlock_bh+0x30/0x40
[  277.167708]  neigh_periodic_work+0x6bd/0xc60
[  277.172128]  ? neigh_table_clear+0x390/0x390
[  277.176545]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.182089]  ? check_preemption_disabled+0x48/0x280
[  277.187117]  ? __lock_is_held+0xb5/0x140
[  277.191195]  process_one_work+0xc90/0x1c40
[  277.195444]  ? mark_held_locks+0x130/0x130
[  277.199693]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  277.204377]  ? __switch_to_asm+0x40/0x70
[  277.208452]  ? __switch_to_asm+0x40/0x70
[  277.212513]  ? __switch_to_asm+0x34/0x70
[  277.216577]  ? __switch_to_asm+0x40/0x70
[  277.220652]  ? __switch_to_asm+0x34/0x70
[  277.224726]  ? __switch_to_asm+0x40/0x70
[  277.228793]  ? __switch_to_asm+0x34/0x70
[  277.232850]  ? __switch_to_asm+0x40/0x70
[  277.236917]  ? __schedule+0x8d7/0x21d0
[  277.240835]  ? __switch_to_asm+0x34/0x70
[  277.244898]  ? __switch_to_asm+0x40/0x70
[  277.248977]  ? zap_class+0x640/0x640
[  277.252697]  ? find_held_lock+0x36/0x1c0
[  277.256780]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  277.261381]  ? lock_acquire+0x1ed/0x520
[  277.265361]  ? worker_thread+0x3e0/0x1390
[  277.269543]  ? kasan_check_read+0x11/0x20
[  277.273694]  ? do_raw_spin_lock+0x14f/0x350
[  277.278024]  ? kasan_check_read+0x11/0x20
[  277.282176]  ? rwlock_bug.part.2+0x90/0x90
[  277.286411]  ? trace_hardirqs_on+0x310/0x310
[  277.290835]  worker_thread+0x17f/0x1390
[  277.294844]  ? __switch_to_asm+0x34/0x70
[  277.298919]  ? process_one_work+0x1c40/0x1c40
[  277.303452]  ? __sched_text_start+0x8/0x8
[  277.307608]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  277.312400]  ? __kthread_parkme+0xce/0x1a0
[  277.317159]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  277.322264]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  277.327371]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  277.331998]  ? trace_hardirqs_on+0xbd/0x310
[  277.336703]  ? kasan_check_read+0x11/0x20
[  277.340868]  ? __kthread_parkme+0xce/0x1a0
[  277.345113]  ? trace_hardirqs_off_caller+0x310/0x310
[  277.350229]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  277.355334]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.360876]  ? __kthread_parkme+0xfb/0x1a0
[  277.365120]  ? process_one_work+0x1c40/0x1c40
[  277.369615]  kthread+0x35a/0x440
[  277.372995]  ? kthread_stop+0x900/0x900
[  277.376981]  ret_from_fork+0x3a/0x50
[  277.380752] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  277.380758] warn_alloc_show_mem: 1 callbacks suppressed
[  277.380765] Mem-Info:
[  277.388129] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  277.393502] active_anon:57642 inactive_anon:185 isolated_anon:0
[  277.393502]  active_file:18 inactive_file:10 isolated_file:0
[  277.393502]  unevictable:0 dirty:0 writeback:0 unstable:0
[  277.393502]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  277.393502]  mapped:49154 shmem:4339 pagetables:683 bounce:0
[  277.393502]  free:13715 free_pcp:103 free_cma:0
[  277.395872] Call Trace:
[  277.405260] Node 0 active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  277.438191]  <IRQ>
[  277.440768] 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
[  277.468438]  dump_stack+0x244/0x39d
[  277.470559] lowmem_reserve[]: 0 2818 6321 6321
[  277.496666]  ? dump_stack_print_info.cold.1+0x20/0x20
[  277.500267] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  277.504874]  warn_alloc.cold.116+0xb7/0x1bd
[  277.510028] lowmem_reserve[]: 0 0 3503 3503
[  277.537183]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  277.541482] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2732kB bounce:0kB free_pcp:412kB local_pcp:248kB free_cma:0kB
[  277.545800]  ? lock_downgrade+0x900/0x900
[  277.550614] lowmem_reserve[]: 0 0 0 0
[  277.579525]  ? trace_hardirqs_off+0xb8/0x310
[  277.583654] 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
[  277.587456]  ? trace_hardirqs_off+0xb8/0x310
[  277.591845] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  277.605382]  __alloc_pages_slowpath+0x26e8/0x2e10
[  277.609763] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 85*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13800kB
[  277.625126]  ? warn_alloc+0x120/0x120
[  277.629925] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  277.644737]  ? warn_alloc+0x120/0x120
[  277.648518] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  277.657344]  ? get_stack_info+0x37/0x142
[  277.661135] 4367 total pagecache pages
[  277.669704]  ? warn_alloc+0x120/0x120
[  277.673747] 0 pages in swap cache
[  277.677711]  ? print_usage_bug+0xc0/0xc0
[  277.681487] Swap cache stats: add 0, delete 0, find 0/0
[  277.684927]  ? print_usage_bug+0xc0/0xc0
[  277.688968] Free swap  = 0kB
[  277.694328]  ? print_usage_bug+0xc0/0xc0
[  277.698365] Total swap = 0kB
[  277.701374]  ? print_usage_bug+0xc0/0xc0
[  277.705412] 1965979 pages RAM
[  277.708429]  ? is_bpf_text_address+0xac/0x170
[  277.712473] 0 pages HighMem/MovableOnly
[  277.715576]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.720064] 342853 pages reserved
[  277.724041]  ? should_fail+0x22d/0xd01
[  277.729555] 0 pages cma reserved
[  277.733008]  ? print_usage_bug+0xc0/0xc0
[  277.736949] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  277.740251]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  277.740268]  ? __lock_acquire+0x62f/0x4c20
[  277.740286]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  277.744380] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  277.750811]  ? should_fail+0x22d/0xd01
[  277.755894] kworker/1:4 cpuset=/ mems_allowed=0
[  277.760126]  ? mark_held_locks+0x130/0x130
[  277.788268]  ? mark_held_locks+0x130/0x130
[  277.792532]  ? zap_class+0x640/0x640
[  277.796251]  ? mark_held_locks+0x130/0x130
[  277.800520]  ? try_to_wake_up+0x11c/0x1490
[  277.804756]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.810301]  ? check_preemption_disabled+0x48/0x280
[  277.815328]  ? __lock_is_held+0xb5/0x140
[  277.819398]  __alloc_pages_nodemask+0xa80/0xde0
[  277.824074]  ? zap_class+0x640/0x640
[  277.827796]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  277.832871]  ? find_held_lock+0x36/0x1c0
[  277.836948]  ? ____cache_alloc_node+0x1c7/0x1e0
[  277.841632]  ? lock_downgrade+0x900/0x900
[  277.845793]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.851337]  cache_grow_begin+0xa5/0x8c0
[  277.855399]  ? do_raw_spin_unlock+0xa7/0x330
[  277.859827]  fallback_alloc+0x204/0x2e0
[  277.863810]  ____cache_alloc_node+0x1c7/0x1e0
[  277.868313]  kmem_cache_alloc_node+0xe3/0x730
[  277.872819]  ? lockdep_hardirqs_on+0x296/0x5b0
[  277.877413]  __alloc_skb+0x119/0x770
[  277.881129]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  277.886498]  ? netdev_alloc_frag+0x1f0/0x1f0
[  277.890917]  ? lock_acquire+0x1ed/0x520
[  277.894893]  ? aoecmd_cfg+0x108/0x7f0
[  277.898713]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.904290]  ? check_preemption_disabled+0x48/0x280
[  277.909318]  ? kasan_check_read+0x11/0x20
[  277.913471]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  277.918751]  ? rcu_softirq_qs+0x20/0x20
[  277.922735]  new_skb+0x26/0x1c0
[  277.926030]  aoecmd_cfg+0x279/0x7f0
[  277.929663]  ? find_held_lock+0x36/0x1c0
[  277.933741]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  277.938082]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.943677]  ? check_preemption_disabled+0x48/0x280
[  277.948720]  ? __lock_is_held+0xb5/0x140
[  277.952798]  discover_timer+0x50/0x60
[  277.956598]  call_timer_fn+0x272/0x920
[  277.960488]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  277.965337]  ? process_timeout+0x40/0x40
[  277.969406]  ? __run_timers+0x7da/0xc70
[  277.973392]  ? _raw_spin_unlock_irq+0x27/0x80
[  277.977887]  ? _raw_spin_unlock_irq+0x27/0x80
[  277.982417]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  277.987259]  ? lockdep_hardirqs_on+0x296/0x5b0
[  277.991849]  ? trace_hardirqs_on+0xbd/0x310
[  277.996172]  ? kasan_check_read+0x11/0x20
[  278.000321]  ? __run_timers+0x7da/0xc70
[  278.004296]  ? trace_hardirqs_off_caller+0x310/0x310
[  278.009411]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  278.014253]  __run_timers+0x7e5/0xc70
[  278.018068]  ? timer_fixup_init+0x70/0x70
[  278.022219]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  278.027235]  ? zap_class+0x640/0x640
[  278.030959]  ? enqueue_hrtimer+0x1a5/0x560
[  278.035199]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  278.040410]  ? find_held_lock+0x36/0x1c0
[  278.044492]  ? zap_class+0x640/0x640
[  278.048213]  ? pvclock_read_flags+0x160/0x160
[  278.052725]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.058267]  ? check_preemption_disabled+0x48/0x280
[  278.063294]  ? __lock_is_held+0xb5/0x140
[  278.067533]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.073074]  ? check_preemption_disabled+0x48/0x280
[  278.078128]  run_timer_softirq+0x52/0xb0
[  278.082194]  ? rcu_read_lock_sched_held+0x14f/0x180
[  278.087234]  __do_softirq+0x308/0xb7e
[  278.091047]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  278.095542]  ? lock_downgrade+0x900/0x900
[  278.099712]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  278.104824]  ? pvclock_read_flags+0x160/0x160
[  278.109329]  ? lapic_next_event+0x5a/0x90
[  278.113483]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.119053]  ? kvm_clock_read+0x18/0x30
[  278.123041]  ? kvm_sched_clock_read+0x9/0x20
[  278.127458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.132998]  ? check_preemption_disabled+0x48/0x280
[  278.138318]  irq_exit+0x17f/0x1c0
[  278.141791]  smp_apic_timer_interrupt+0x1cb/0x760
[  278.146633]  ? smp_reschedule_interrupt+0x109/0x650
[  278.151650]  ? smp_call_function_single_interrupt+0x650/0x650
[  278.157561]  ? interrupt_entry+0xb5/0xc0
[  278.161624]  ? trace_hardirqs_off_caller+0xbb/0x310
[  278.166640]  ? trace_hardirqs_off_caller+0xbb/0x310
[  278.171662]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.176510]  ? trace_hardirqs_on_caller+0x310/0x310
[  278.181526]  ? trace_hardirqs_on_caller+0x310/0x310
[  278.187059]  ? task_prio+0x50/0x50
[  278.190600]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.196142]  ? check_preemption_disabled+0x48/0x280
[  278.201169]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.206038]  apic_timer_interrupt+0xf/0x20
[  278.210267]  </IRQ>
[  278.212512] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  278.218400] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  278.237298] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  278.245005] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  278.252287] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  278.259568] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  278.266857] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  278.274125] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  278.282186]  ? save_stack+0xa9/0xd0
[  278.285837]  __kmalloc_node_track_caller+0x3c/0x70
[  278.290799]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  278.295626]  pskb_expand_head+0x230/0x10f0
[  278.299863]  ? check_preemption_disabled+0x48/0x280
[  278.304896]  ? memcpy+0x45/0x50
[  278.308181]  ? __copy_skb_header+0x350/0x6b0
[  278.312591]  ? skb_release_data+0x880/0x880
[  278.316912]  ? __alloc_skb+0x770/0x770
[  278.320812]  ? __lock_is_held+0xb5/0x140
[  278.324880]  ? kasan_check_write+0x14/0x20
[  278.329113]  ? __skb_clone+0x6c7/0xa00
[  278.333005]  ? __copy_skb_header+0x6b0/0x6b0
[  278.337431]  ? kmem_cache_alloc+0x33a/0x730
[  278.341783]  skb_ensure_writable+0x3dd/0x640
[  278.346197]  ? skb_checksum_setup+0xaa0/0xaa0
[  278.350707]  ? check_preemption_disabled+0x48/0x280
[  278.355730]  ? __this_cpu_preempt_check+0x1c/0x20
[  278.360573]  ? __bpf_redirect+0x54b/0xb20
[  278.364732]  bpf_clone_redirect+0x14a/0x490
[  278.369071]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  278.374093]  ? __sched_text_start+0x8/0x8
[  278.378263]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  278.383044]  ? find_held_lock+0x36/0x1c0
[  278.387143]  ? lock_acquire+0x1ed/0x520
[  278.391124]  ? bpf_test_run+0x3cb/0x780
[  278.395102]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.400646]  ? check_preemption_disabled+0x48/0x280
[  278.405669]  ? kasan_check_read+0x11/0x20
[  278.409817]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  278.415093]  ? rcu_softirq_qs+0x20/0x20
[  278.419072]  ? preempt_schedule+0x4d/0x60
[  278.423226]  ? ___preempt_schedule+0x16/0x18
[  278.427660]  ? bpf_test_run+0x25d/0x780
[  278.431656]  ? netlink_diag_dump+0x2a0/0x2a0
[  278.436100]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.441656]  ? bpf_test_init.isra.10+0x70/0x100
[  278.446346]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  278.451114]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  278.455962]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  278.461516]  ? fput+0x130/0x1a0
[  278.464797]  ? __bpf_prog_get+0x9b/0x290
[  278.468864]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  278.473722]  ? bpf_prog_test_run+0x130/0x1a0
[  278.478155]  ? __x64_sys_bpf+0x3db/0x520
[  278.482221]  ? bpf_prog_get+0x20/0x20
[  278.486060]  ? do_syscall_64+0x1b9/0x820
[  278.490144]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  278.495542]  ? syscall_return_slowpath+0x5e0/0x5e0
[  278.500473]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.505319]  ? trace_hardirqs_on_caller+0x310/0x310
[  278.510340]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  278.515363]  ? prepare_exit_to_usermode+0x291/0x3b0
[  278.520401]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.525283]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  278.530667] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  278.530734] aoe: skb alloc failure
[  278.537777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  278.537796] Workqueue: events_power_efficient neigh_periodic_work
[  278.541385] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  278.550674] Call Trace:
[  278.556917] syz-executor2 cpuset=syz2 mems_allowed=0
[  278.567388]  <IRQ>
[  278.577234]  dump_stack+0x244/0x39d
[  278.580876]  ? dump_stack_print_info.cold.1+0x20/0x20
[  278.586085]  warn_alloc.cold.116+0xb7/0x1bd
[  278.590411]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  278.595263]  ? lock_downgrade+0x900/0x900
[  278.599421]  ? trace_hardirqs_off+0xb8/0x310
[  278.603839]  ? trace_hardirqs_off+0xb8/0x310
[  278.608275]  __alloc_pages_slowpath+0x26e8/0x2e10
[  278.613148]  ? warn_alloc+0x120/0x120
[  278.616986]  ? print_usage_bug+0xc0/0xc0
[  278.621085]  ? warn_alloc+0x120/0x120
[  278.624894]  ? warn_alloc+0x120/0x120
[  278.628701]  ? print_usage_bug+0xc0/0xc0
[  278.632801]  ? print_usage_bug+0xc0/0xc0
[  278.636867]  ? __lock_acquire+0x62f/0x4c20
[  278.641116]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.646665]  ? should_fail+0x22d/0xd01
[  278.650611]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  278.655723]  ? __lock_acquire+0x62f/0x4c20
[  278.659962]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  278.665068]  ? __lock_acquire+0x62f/0x4c20
[  278.669337]  ? should_fail+0x22d/0xd01
[  278.673227]  ? find_held_lock+0x36/0x1c0
[  278.677300]  ? mark_held_locks+0x130/0x130
[  278.681564]  ? mark_held_locks+0x130/0x130
[  278.685814]  ? zap_class+0x640/0x640
[  278.689547]  ? zap_class+0x640/0x640
[  278.693266]  ? print_usage_bug+0xc0/0xc0
[  278.697328]  ? do_raw_spin_unlock+0xa7/0x330
[  278.701737]  ? zap_class+0x640/0x640
[  278.705454]  ? print_usage_bug+0xc0/0xc0
[  278.709514]  ? wq_watchdog_touch+0x9c/0xfe
[  278.713758]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.719318]  ? check_preemption_disabled+0x48/0x280
[  278.724347]  ? __lock_is_held+0xb5/0x140
[  278.728459]  __alloc_pages_nodemask+0xa80/0xde0
[  278.733582]  ? zap_class+0x640/0x640
[  278.737307]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  278.742337]  ? find_held_lock+0x36/0x1c0
[  278.746408]  ? ____cache_alloc_node+0x1c7/0x1e0
[  278.751193]  ? lock_downgrade+0x900/0x900
[  278.755355]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.760899]  cache_grow_begin+0xa5/0x8c0
[  278.764965]  ? do_raw_spin_unlock+0xa7/0x330
[  278.769388]  fallback_alloc+0x204/0x2e0
[  278.773386]  ____cache_alloc_node+0x1c7/0x1e0
[  278.777891]  kmem_cache_alloc_node+0xe3/0x730
[  278.782391]  ? ipv6_get_ifaddr+0x42e/0x620
[  278.786638]  __alloc_skb+0x119/0x770
[  278.790363]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  278.795664]  ? netdev_alloc_frag+0x1f0/0x1f0
[  278.800079]  ? lock_downgrade+0x900/0x900
[  278.804237]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.809777]  ? refcount_sub_and_test_checked+0x203/0x310
[  278.815237]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  278.820691]  ? addrconf_rs_timer+0x690/0x690
[  278.825118]  ndisc_alloc_skb+0x144/0x340
[  278.829191]  ndisc_send_rs+0x331/0x6e0
[  278.833107]  addrconf_rs_timer+0x314/0x690
[  278.837352]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.841621]  call_timer_fn+0x272/0x920
[  278.845547]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.849819]  ? process_timeout+0x40/0x40
[  278.853896]  ? mark_held_locks+0xc7/0x130
[  278.858056]  ? _raw_spin_unlock_irq+0x27/0x80
[  278.862554]  ? _raw_spin_unlock_irq+0x27/0x80
[  278.867052]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.871287]  ? lockdep_hardirqs_on+0x296/0x5b0
[  278.875892]  ? trace_hardirqs_on+0xbd/0x310
[  278.880230]  ? kasan_check_read+0x11/0x20
[  278.884391]  ? __run_timers+0x7da/0xc70
[  278.888366]  ? trace_hardirqs_off_caller+0x310/0x310
[  278.893490]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.897786]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.902033]  __run_timers+0x7e5/0xc70
[  278.905848]  ? timer_fixup_init+0x70/0x70
[  278.909999]  ? lock_downgrade+0x900/0x900
[  278.914155]  ? zap_class+0x640/0x640
[  278.917883]  ? print_usage_bug+0xc0/0xc0
[  278.921950]  ? trace_hardirqs_on+0x310/0x310
[  278.926371]  ? kvm_clock_read+0x18/0x30
[  278.930349]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  278.935366]  ? ktime_get+0x2c1/0x400
[  278.939091]  ? zap_class+0x640/0x640
[  278.942815]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.948359]  ? check_preemption_disabled+0x48/0x280
[  278.953385]  ? __lock_is_held+0xb5/0x140
[  278.957451]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.962990]  ? check_preemption_disabled+0x48/0x280
[  278.968033]  run_timer_softirq+0x52/0xb0
[  278.972132]  ? rcu_read_lock_sched_held+0x14f/0x180
[  278.977152]  __do_softirq+0x308/0xb7e
[  278.980966]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  278.986067]  ? irq_exit+0xbd/0x1c0
[  278.989611]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  278.994639]  ? smp_reschedule_interrupt+0x109/0x650
[  278.999660]  ? smp_call_function_single_interrupt+0x650/0x650
[  279.005561]  ? ret_from_intr+0xb/0x1e
[  279.009366]  ? trace_hardirqs_off_caller+0xbb/0x310
[  279.014389]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  279.019236]  ? trace_hardirqs_on_caller+0x310/0x310
[  279.024254]  ? task_prio+0x50/0x50
[  279.027796]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.033349]  ? check_preemption_disabled+0x48/0x280
[  279.038378]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  279.043224]  ? neigh_periodic_work+0x6bd/0xc60
[  279.047814]  do_softirq_own_stack+0x2a/0x40
[  279.052135]  </IRQ>
[  279.054377]  do_softirq.part.14+0x126/0x160
[  279.058700]  __local_bh_enable_ip+0x21d/0x260
[  279.063201]  _raw_write_unlock_bh+0x30/0x40
[  279.067535]  neigh_periodic_work+0x6bd/0xc60
[  279.071958]  ? neigh_table_clear+0x390/0x390
[  279.076376]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.081916]  ? check_preemption_disabled+0x48/0x280
[  279.086945]  ? __lock_is_held+0xb5/0x140
[  279.091043]  process_one_work+0xc90/0x1c40
[  279.095280]  ? mark_held_locks+0x130/0x130
[  279.099533]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  279.104204]  ? __switch_to_asm+0x40/0x70
[  279.108265]  ? __switch_to_asm+0x40/0x70
[  279.112325]  ? __switch_to_asm+0x34/0x70
[  279.116413]  ? __switch_to_asm+0x40/0x70
[  279.120474]  ? __switch_to_asm+0x34/0x70
[  279.124541]  ? __switch_to_asm+0x40/0x70
[  279.128598]  ? __switch_to_asm+0x34/0x70
[  279.132657]  ? __switch_to_asm+0x40/0x70
[  279.136733]  ? __schedule+0x8d7/0x21d0
[  279.140624]  ? __switch_to_asm+0x34/0x70
[  279.144686]  ? __switch_to_asm+0x40/0x70
[  279.148766]  ? zap_class+0x640/0x640
[  279.152496]  ? find_held_lock+0x36/0x1c0
[  279.156593]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  279.161195]  ? lock_acquire+0x1ed/0x520
[  279.165172]  ? worker_thread+0x3e0/0x1390
[  279.169334]  ? kasan_check_read+0x11/0x20
[  279.173498]  ? do_raw_spin_lock+0x14f/0x350
[  279.177851]  ? kasan_check_read+0x11/0x20
[  279.182000]  ? rwlock_bug.part.2+0x90/0x90
[  279.186247]  ? trace_hardirqs_on+0x310/0x310
[  279.190682]  worker_thread+0x17f/0x1390
[  279.194657]  ? __switch_to_asm+0x34/0x70
[  279.198766]  ? process_one_work+0x1c40/0x1c40
[  279.203283]  ? __sched_text_start+0x8/0x8
[  279.207433]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  279.212209]  ? __kthread_parkme+0xce/0x1a0
[  279.216470]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  279.221588]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  279.226698]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  279.231289]  ? trace_hardirqs_on+0xbd/0x310
[  279.235638]  ? kasan_check_read+0x11/0x20
[  279.239796]  ? __kthread_parkme+0xce/0x1a0
[  279.244039]  ? trace_hardirqs_off_caller+0x310/0x310
[  279.249160]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  279.254270]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.259812]  ? __kthread_parkme+0xfb/0x1a0
[  279.264057]  ? process_one_work+0x1c40/0x1c40
[  279.268560]  kthread+0x35a/0x440
[  279.271931]  ? kthread_stop+0x900/0x900
[  279.275912]  ret_from_fork+0x3a/0x50
[  279.279646] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  279.279652] warn_alloc_show_mem: 1 callbacks suppressed
[  279.279659] Mem-Info:
[  279.287034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  279.292402] active_anon:57642 inactive_anon:185 isolated_anon:0
[  279.292402]  active_file:18 inactive_file:10 isolated_file:0
[  279.292402]  unevictable:0 dirty:0 writeback:0 unstable:0
[  279.292402]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  279.292402]  mapped:49154 shmem:4339 pagetables:683 bounce:0
[  279.292402]  free:13715 free_pcp:103 free_cma:0
[  279.294774] Call Trace:
[  279.304166] Node 0 active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  279.337779]  <IRQ>
[  279.340359] 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
[  279.368052]  dump_stack+0x244/0x39d
[  279.370181] lowmem_reserve[]: 0 2818 6321 6321
[  279.396307]  ? dump_stack_print_info.cold.1+0x20/0x20
[  279.399910] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  279.404492]  warn_alloc.cold.116+0xb7/0x1bd
[  279.409648] lowmem_reserve[]: 0 0 3503 3503
[  279.436806]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  279.441106] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2732kB bounce:0kB free_pcp:412kB local_pcp:248kB free_cma:0kB
[  279.445424]  ? lock_downgrade+0x900/0x900
[  279.450238] lowmem_reserve[]: 0 0 0 0
[  279.479135]  ? trace_hardirqs_off+0xb8/0x310
[  279.483260] 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
[  279.487064]  ? trace_hardirqs_off+0xb8/0x310
[  279.491451] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  279.504975]  __alloc_pages_slowpath+0x26e8/0x2e10
[  279.509357] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 85*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13800kB
[  279.524727]  ? warn_alloc+0x120/0x120
[  279.529536] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  279.544344]  ? warn_alloc+0x120/0x120
[  279.548126] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  279.556953]  ? warn_alloc+0x120/0x120
[  279.560730] 4367 total pagecache pages
[  279.569300]  ? print_usage_bug+0xc0/0xc0
[  279.573091] 0 pages in swap cache
[  279.576969]  ? print_usage_bug+0xc0/0xc0
[  279.581010] Swap cache stats: add 0, delete 0, find 0/0
[  279.581027] Free swap  = 0kB
[  279.581032] Total swap = 0kB
[  279.584483]  ? ktime_get+0x2c1/0x400
[  279.588530] 1965979 pages RAM
[  279.593887]  ? check_preemption_disabled+0x48/0x280
[  279.596884] 0 pages HighMem/MovableOnly
[  279.599900]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  279.603583] 342853 pages reserved
[  279.603592] 0 pages cma reserved
[  279.606693]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.617124] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  279.621044]  ? should_fail+0x22d/0xd01
[  279.621062]  ? kasan_check_read+0x11/0x20
[  279.621079]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  279.625613] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  279.629010]  ? __lock_acquire+0x62f/0x4c20
[  279.632358] kworker/1:4 cpuset=/ mems_allowed=0
[  279.637891]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  279.681720]  ? should_fail+0x22d/0xd01
[  279.685625]  ? print_usage_bug+0xc0/0xc0
[  279.689702]  ? mark_held_locks+0x130/0x130
[  279.693942]  ? mark_held_locks+0x130/0x130
[  279.698178]  ? check_preemption_disabled+0x48/0x280
[  279.703204]  ? zap_class+0x640/0x640
[  279.706922]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  279.711684]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.717229]  ? check_preemption_disabled+0x48/0x280
[  279.722259]  ? __lock_is_held+0xb5/0x140
[  279.726328]  __alloc_pages_nodemask+0xa80/0xde0
[  279.731002]  ? zap_class+0x640/0x640
[  279.734737]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  279.739784]  ? find_held_lock+0x36/0x1c0
[  279.743861]  ? ____cache_alloc_node+0x1c7/0x1e0
[  279.748533]  ? lock_downgrade+0x900/0x900
[  279.752691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.758236]  cache_grow_begin+0xa5/0x8c0
[  279.762300]  ? do_raw_spin_unlock+0xa7/0x330
[  279.766717]  fallback_alloc+0x204/0x2e0
[  279.770705]  ____cache_alloc_node+0x1c7/0x1e0
[  279.775213]  kmem_cache_alloc_node+0xe3/0x730
[  279.779717]  ? lockdep_hardirqs_on+0x296/0x5b0
[  279.784309]  __alloc_skb+0x119/0x770
[  279.788035]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  279.793406]  ? netdev_alloc_frag+0x1f0/0x1f0
[  279.797828]  ? vprintk_default+0x28/0x30
[  279.801894]  ? vprintk_func+0x85/0x181
[  279.805784]  ? printk+0xa7/0xcf
[  279.809067]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  279.813837]  new_skb+0x26/0x1c0
[  279.817121]  aoecmd_cfg+0x279/0x7f0
[  279.820756]  ? find_held_lock+0x36/0x1c0
[  279.824821]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  279.829154]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.834705]  ? __lock_is_held+0xb5/0x140
[  279.838784]  discover_timer+0x50/0x60
[  279.842590]  call_timer_fn+0x272/0x920
[  279.846477]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  279.851319]  ? process_timeout+0x40/0x40
[  279.855388]  ? __run_timers+0x7da/0xc70
[  279.859365]  ? _raw_spin_unlock_irq+0x27/0x80
[  279.863865]  ? _raw_spin_unlock_irq+0x27/0x80
[  279.868383]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  279.873243]  ? lockdep_hardirqs_on+0x296/0x5b0
[  279.877836]  ? trace_hardirqs_on+0xbd/0x310
[  279.882198]  ? kasan_check_read+0x11/0x20
[  279.886344]  ? __run_timers+0x7da/0xc70
[  279.890331]  ? trace_hardirqs_off_caller+0x310/0x310
[  279.895448]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  279.900295]  __run_timers+0x7e5/0xc70
[  279.904107]  ? timer_fixup_init+0x70/0x70
[  279.908258]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  279.913280]  ? zap_class+0x640/0x640
[  279.917030]  ? enqueue_hrtimer+0x1a5/0x560
[  279.921275]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  279.926502]  ? find_held_lock+0x36/0x1c0
[  279.930600]  ? zap_class+0x640/0x640
[  279.934318]  ? pvclock_read_flags+0x160/0x160
[  279.938817]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.944360]  ? check_preemption_disabled+0x48/0x280
[  279.949387]  ? __lock_is_held+0xb5/0x140
[  279.953454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.959001]  ? check_preemption_disabled+0x48/0x280
[  279.964051]  run_timer_softirq+0x52/0xb0
[  279.968120]  ? rcu_read_lock_sched_held+0x14f/0x180
[  279.973142]  __do_softirq+0x308/0xb7e
[  279.976949]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  279.981451]  ? lock_downgrade+0x900/0x900
[  279.985608]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  279.990722]  ? pvclock_read_flags+0x160/0x160
[  279.995225]  ? lapic_next_event+0x5a/0x90
[  279.999376]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.004920]  ? kvm_clock_read+0x18/0x30
[  280.008902]  ? kvm_sched_clock_read+0x9/0x20
[  280.013328]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.018871]  ? check_preemption_disabled+0x48/0x280
[  280.023897]  irq_exit+0x17f/0x1c0
[  280.027354]  smp_apic_timer_interrupt+0x1cb/0x760
[  280.032201]  ? smp_reschedule_interrupt+0x109/0x650
[  280.037219]  ? smp_call_function_single_interrupt+0x650/0x650
[  280.043117]  ? interrupt_entry+0xb5/0xc0
[  280.047187]  ? trace_hardirqs_off_caller+0xbb/0x310
[  280.052203]  ? trace_hardirqs_off_caller+0xbb/0x310
[  280.057224]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.062068]  ? trace_hardirqs_on_caller+0x310/0x310
[  280.067087]  ? trace_hardirqs_on_caller+0x310/0x310
[  280.072122]  ? task_prio+0x50/0x50
[  280.075665]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.081205]  ? check_preemption_disabled+0x48/0x280
[  280.086228]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.091086]  apic_timer_interrupt+0xf/0x20
[  280.095339]  </IRQ>
[  280.097608] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  280.103500] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  280.122402] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  280.130124] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  280.137417] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  280.144688] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  280.151956] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  280.159222] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  280.166541]  ? save_stack+0xa9/0xd0
[  280.170186]  __kmalloc_node_track_caller+0x3c/0x70
[  280.175125]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  280.179905]  pskb_expand_head+0x230/0x10f0
[  280.184606]  ? check_preemption_disabled+0x48/0x280
[  280.189633]  ? memcpy+0x45/0x50
[  280.192915]  ? __copy_skb_header+0x350/0x6b0
[  280.197325]  ? skb_release_data+0x880/0x880
[  280.201652]  ? __alloc_skb+0x770/0x770
[  280.205551]  ? __lock_is_held+0xb5/0x140
[  280.209617]  ? kasan_check_write+0x14/0x20
[  280.213853]  ? __skb_clone+0x6c7/0xa00
[  280.217764]  ? __copy_skb_header+0x6b0/0x6b0
[  280.222172]  ? kmem_cache_alloc+0x33a/0x730
[  280.226505]  skb_ensure_writable+0x3dd/0x640
[  280.231040]  ? skb_checksum_setup+0xaa0/0xaa0
[  280.235626]  ? check_preemption_disabled+0x48/0x280
[  280.240651]  ? __this_cpu_preempt_check+0x1c/0x20
[  280.245511]  ? __bpf_redirect+0x54b/0xb20
[  280.249673]  bpf_clone_redirect+0x14a/0x490
[  280.254007]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  280.259094]  ? __sched_text_start+0x8/0x8
[  280.263268]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  280.268061]  ? find_held_lock+0x36/0x1c0
[  280.272151]  ? lock_acquire+0x1ed/0x520
[  280.276130]  ? bpf_test_run+0x3cb/0x780
[  280.280110]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.285652]  ? check_preemption_disabled+0x48/0x280
[  280.290690]  ? kasan_check_read+0x11/0x20
[  280.294842]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  280.300121]  ? rcu_softirq_qs+0x20/0x20
[  280.304101]  ? preempt_schedule+0x4d/0x60
[  280.308252]  ? ___preempt_schedule+0x16/0x18
[  280.312671]  ? bpf_test_run+0x25d/0x780
[  280.316658]  ? netlink_diag_dump+0x2a0/0x2a0
[  280.321137]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.326675]  ? bpf_test_init.isra.10+0x70/0x100
[  280.331351]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  280.336123]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  280.340967]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  280.346510]  ? fput+0x130/0x1a0
[  280.349809]  ? __bpf_prog_get+0x9b/0x290
[  280.353896]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  280.358752]  ? bpf_prog_test_run+0x130/0x1a0
[  280.363180]  ? __x64_sys_bpf+0x3db/0x520
[  280.367243]  ? bpf_prog_get+0x20/0x20
[  280.371076]  ? do_syscall_64+0x1b9/0x820
[  280.375142]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  280.380511]  ? syscall_return_slowpath+0x5e0/0x5e0
[  280.385444]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.390291]  ? trace_hardirqs_on_caller+0x310/0x310
[  280.395311]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  280.400334]  ? prepare_exit_to_usermode+0x291/0x3b0
[  280.405355]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.410209]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  280.415593] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  280.415658] aoe: skb alloc failure
[  280.422699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  280.422717] Workqueue: events_power_efficient neigh_periodic_work
[  280.422724] Call Trace:
[  280.422731]  <IRQ>
[  280.422750]  dump_stack+0x244/0x39d
[  280.426302] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  280.435630]  ? dump_stack_print_info.cold.1+0x20/0x20
[  280.441851] syz-executor2 cpuset=syz2 mems_allowed=0
[  280.444439]  warn_alloc.cold.116+0xb7/0x1bd
[  280.475261]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  280.480114]  ? lock_downgrade+0x900/0x900
[  280.484274]  ? trace_hardirqs_off+0xb8/0x310
[  280.488686]  ? trace_hardirqs_off+0xb8/0x310
[  280.493102]  __alloc_pages_slowpath+0x26e8/0x2e10
[  280.497976]  ? warn_alloc+0x120/0x120
[  280.501797]  ? print_usage_bug+0xc0/0xc0
[  280.505881]  ? warn_alloc+0x120/0x120
[  280.509693]  ? warn_alloc+0x120/0x120
[  280.513499]  ? print_usage_bug+0xc0/0xc0
[  280.517570]  ? print_usage_bug+0xc0/0xc0
[  280.521636]  ? __lock_acquire+0x62f/0x4c20
[  280.525877]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.531420]  ? should_fail+0x22d/0xd01
[  280.535316]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  280.540425]  ? __lock_acquire+0x62f/0x4c20
[  280.544665]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  280.549770]  ? __lock_acquire+0x62f/0x4c20
[  280.554003]  ? should_fail+0x22d/0xd01
[  280.557914]  ? find_held_lock+0x36/0x1c0
[  280.561984]  ? mark_held_locks+0x130/0x130
[  280.566263]  ? mark_held_locks+0x130/0x130
[  280.570494]  ? zap_class+0x640/0x640
[  280.574212]  ? zap_class+0x640/0x640
[  280.577934]  ? print_usage_bug+0xc0/0xc0
[  280.581993]  ? do_raw_spin_unlock+0xa7/0x330
[  280.586410]  ? zap_class+0x640/0x640
[  280.590141]  ? print_usage_bug+0xc0/0xc0
[  280.594208]  ? wq_watchdog_touch+0x9c/0xfe
[  280.598453]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.604031]  ? check_preemption_disabled+0x48/0x280
[  280.609062]  ? __lock_is_held+0xb5/0x140
[  280.613135]  __alloc_pages_nodemask+0xa80/0xde0
[  280.617804]  ? zap_class+0x640/0x640
[  280.621532]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  280.626569]  ? find_held_lock+0x36/0x1c0
[  280.630643]  ? ____cache_alloc_node+0x1c7/0x1e0
[  280.635318]  ? lock_downgrade+0x900/0x900
[  280.639476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.645034]  cache_grow_begin+0xa5/0x8c0
[  280.649118]  ? do_raw_spin_unlock+0xa7/0x330
[  280.653543]  fallback_alloc+0x204/0x2e0
[  280.657535]  ____cache_alloc_node+0x1c7/0x1e0
[  280.662049]  kmem_cache_alloc_node+0xe3/0x730
[  280.666568]  ? ipv6_get_ifaddr+0x42e/0x620
[  280.670815]  __alloc_skb+0x119/0x770
[  280.674538]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  280.679825]  ? netdev_alloc_frag+0x1f0/0x1f0
[  280.684240]  ? lock_downgrade+0x900/0x900
[  280.688398]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.693940]  ? refcount_sub_and_test_checked+0x203/0x310
[  280.699402]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  280.704856]  ? addrconf_rs_timer+0x690/0x690
[  280.709284]  ndisc_alloc_skb+0x144/0x340
[  280.713354]  ndisc_send_rs+0x331/0x6e0
[  280.717250]  addrconf_rs_timer+0x314/0x690
[  280.721497]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.725749]  call_timer_fn+0x272/0x920
[  280.729642]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.733892]  ? process_timeout+0x40/0x40
[  280.737973]  ? mark_held_locks+0xc7/0x130
[  280.742131]  ? _raw_spin_unlock_irq+0x27/0x80
[  280.746627]  ? _raw_spin_unlock_irq+0x27/0x80
[  280.751123]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.755363]  ? lockdep_hardirqs_on+0x296/0x5b0
[  280.759953]  ? trace_hardirqs_on+0xbd/0x310
[  280.764282]  ? kasan_check_read+0x11/0x20
[  280.768433]  ? __run_timers+0x7da/0xc70
[  280.772425]  ? trace_hardirqs_off_caller+0x310/0x310
[  280.777539]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.781783]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.786026]  __run_timers+0x7e5/0xc70
[  280.789841]  ? timer_fixup_init+0x70/0x70
[  280.794256]  ? lock_downgrade+0x900/0x900
[  280.798404]  ? zap_class+0x640/0x640
[  280.802131]  ? print_usage_bug+0xc0/0xc0
[  280.806200]  ? trace_hardirqs_on+0x310/0x310
[  280.810624]  ? kvm_clock_read+0x18/0x30
[  280.814605]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  280.819622]  ? ktime_get+0x2c1/0x400
[  280.823344]  ? zap_class+0x640/0x640
[  280.827068]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.832614]  ? check_preemption_disabled+0x48/0x280
[  280.837645]  ? __lock_is_held+0xb5/0x140
[  280.841710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.847251]  ? check_preemption_disabled+0x48/0x280
[  280.852273]  run_timer_softirq+0x52/0xb0
[  280.856341]  ? rcu_read_lock_sched_held+0x14f/0x180
[  280.861391]  __do_softirq+0x308/0xb7e
[  280.865208]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  280.870308]  ? irq_exit+0xbd/0x1c0
[  280.873855]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  280.878892]  ? smp_reschedule_interrupt+0x109/0x650
[  280.883911]  ? smp_call_function_single_interrupt+0x650/0x650
[  280.889799]  ? ret_from_intr+0xb/0x1e
[  280.893637]  ? trace_hardirqs_off_caller+0xbb/0x310
[  280.898659]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.903510]  ? trace_hardirqs_on_caller+0x310/0x310
[  280.908550]  ? task_prio+0x50/0x50
[  280.912114]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.917671]  ? check_preemption_disabled+0x48/0x280
[  280.922725]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.927603]  ? neigh_periodic_work+0x6bd/0xc60
[  280.932192]  do_softirq_own_stack+0x2a/0x40
[  280.936505]  </IRQ>
[  280.938746]  do_softirq.part.14+0x126/0x160
[  280.943073]  __local_bh_enable_ip+0x21d/0x260
[  280.947577]  _raw_write_unlock_bh+0x30/0x40
[  280.951899]  neigh_periodic_work+0x6bd/0xc60
[  280.956336]  ? neigh_table_clear+0x390/0x390
[  280.960785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.966325]  ? check_preemption_disabled+0x48/0x280
[  280.971356]  ? __lock_is_held+0xb5/0x140
[  280.975436]  process_one_work+0xc90/0x1c40
[  280.979700]  ? mark_held_locks+0x130/0x130
[  280.983995]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  280.988700]  ? __switch_to_asm+0x40/0x70
[  280.992758]  ? __switch_to_asm+0x40/0x70
[  280.996825]  ? __switch_to_asm+0x34/0x70
[  281.000891]  ? __switch_to_asm+0x40/0x70
[  281.004952]  ? __switch_to_asm+0x34/0x70
[  281.009012]  ? __switch_to_asm+0x40/0x70
[  281.013079]  ? __switch_to_asm+0x34/0x70
[  281.017140]  ? __switch_to_asm+0x40/0x70
[  281.021213]  ? __schedule+0x8d7/0x21d0
[  281.025117]  ? __switch_to_asm+0x34/0x70
[  281.029177]  ? __switch_to_asm+0x40/0x70
[  281.033255]  ? zap_class+0x640/0x640
[  281.036988]  ? find_held_lock+0x36/0x1c0
[  281.041067]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  281.045684]  ? lock_acquire+0x1ed/0x520
[  281.049665]  ? worker_thread+0x3e0/0x1390
[  281.053827]  ? kasan_check_read+0x11/0x20
[  281.057974]  ? do_raw_spin_lock+0x14f/0x350
[  281.062315]  ? kasan_check_read+0x11/0x20
[  281.066470]  ? rwlock_bug.part.2+0x90/0x90
[  281.070708]  ? trace_hardirqs_on+0x310/0x310
[  281.075150]  worker_thread+0x17f/0x1390
[  281.079125]  ? __switch_to_asm+0x34/0x70
[  281.083203]  ? process_one_work+0x1c40/0x1c40
[  281.087733]  ? __sched_text_start+0x8/0x8
[  281.091882]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  281.096679]  ? __kthread_parkme+0xce/0x1a0
[  281.100917]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  281.106028]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  281.111148]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  281.115737]  ? trace_hardirqs_on+0xbd/0x310
[  281.120065]  ? kasan_check_read+0x11/0x20
[  281.124218]  ? __kthread_parkme+0xce/0x1a0
[  281.128456]  ? trace_hardirqs_off_caller+0x310/0x310
[  281.133570]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  281.138676]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.144214]  ? __kthread_parkme+0xfb/0x1a0
[  281.148467]  ? process_one_work+0x1c40/0x1c40
[  281.153029]  kthread+0x35a/0x440
[  281.156401]  ? kthread_stop+0x900/0x900
[  281.160384]  ret_from_fork+0x3a/0x50
[  281.164114] warn_alloc_show_mem: 1 callbacks suppressed
[  281.164126] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  281.164128] Mem-Info:
[  281.164159] active_anon:57642 inactive_anon:185 isolated_anon:0
[  281.164159]  active_file:18 inactive_file:10 isolated_file:0
[  281.164159]  unevictable:0 dirty:0 writeback:0 unstable:0
[  281.164159]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  281.164159]  mapped:49154 shmem:4339 pagetables:683 bounce:0
[  281.164159]  free:13715 free_pcp:103 free_cma:0
[  281.169499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  281.169507] Call Trace:
[  281.176896] Node 0 active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  281.179295]  <IRQ>
[  281.212273] 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
[  281.221639]  dump_stack+0x244/0x39d
[  281.224198] lowmem_reserve[]: 0 2818 6321 6321
[  281.251875]  ? dump_stack_print_info.cold.1+0x20/0x20
[  281.254004] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  281.280157]  warn_alloc.cold.116+0xb7/0x1bd
[  281.283758] lowmem_reserve[]: 0 0 3503 3503
[  281.288336]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  281.293503] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2732kB bounce:0kB free_pcp:412kB local_pcp:248kB free_cma:0kB
[  281.320802]  ? lock_downgrade+0x900/0x900
[  281.325106] lowmem_reserve[]: 0 0 0 0
[  281.329429]  ? trace_hardirqs_off+0xb8/0x310
[  281.334243] 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
[  281.363142]  ? trace_hardirqs_off+0xb8/0x310
[  281.367268] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  281.371084]  __alloc_pages_slowpath+0x26e8/0x2e10
[  281.375460] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 85*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13800kB
[  281.389003]  ? warn_alloc+0x120/0x120
[  281.393373] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  281.408714]  ? warn_alloc+0x120/0x120
[  281.413538] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  281.428367]  ? __lock_acquire+0x62f/0x4c20
[  281.432158] 4367 total pagecache pages
[  281.440995]  ? warn_alloc+0x120/0x120
[  281.444776] 0 pages in swap cache
[  281.453346]  ? print_usage_bug+0xc0/0xc0
[  281.457565] Swap cache stats: add 0, delete 0, find 0/0
[  281.461442]  ? print_usage_bug+0xc0/0xc0
[  281.465224] Free swap  = 0kB
[  281.468672]  ? mark_held_locks+0x130/0x130
[  281.472708] Total swap = 0kB
[  281.478092]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.482127] 1965979 pages RAM
[  281.485168]  ? should_fail+0x22d/0xd01
[  281.489378] 0 pages HighMem/MovableOnly
[  281.492389]  ? zap_class+0x640/0x640
[  281.497901] 342853 pages reserved
[  281.501023]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  281.504883] 0 pages cma reserved
[  281.504949] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  281.508881]  ? __lock_acquire+0x62f/0x4c20
[  281.512649] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  281.516008]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  281.521101] kworker/1:4 cpuset=/ mems_allowed=0
[  281.524462]  ? should_fail+0x22d/0xd01
[  281.559090]  ? mark_held_locks+0x130/0x130
[  281.563333]  ? mark_held_locks+0x130/0x130
[  281.567572]  ? lock_downgrade+0x900/0x900
[  281.571724]  ? zap_class+0x640/0x640
[  281.575441]  ? zap_class+0x640/0x640
[  281.579163]  ? zap_class+0x640/0x640
[  281.582880]  ? do_raw_spin_unlock+0xa7/0x330
[  281.587293]  ? trace_hardirqs_on+0x310/0x310
[  281.591703]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.597250]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.602794]  ? check_preemption_disabled+0x48/0x280
[  281.607825]  ? __lock_is_held+0xb5/0x140
[  281.611896]  __alloc_pages_nodemask+0xa80/0xde0
[  281.616570]  ? zap_class+0x640/0x640
[  281.620293]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  281.625325]  ? find_held_lock+0x36/0x1c0
[  281.629402]  ? ____cache_alloc_node+0x1c7/0x1e0
[  281.634078]  ? lock_downgrade+0x900/0x900
[  281.638248]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.643796]  cache_grow_begin+0xa5/0x8c0
[  281.647858]  ? do_raw_spin_unlock+0xa7/0x330
[  281.652280]  fallback_alloc+0x204/0x2e0
[  281.656263]  ____cache_alloc_node+0x1c7/0x1e0
[  281.660779]  kmem_cache_alloc_node+0xe3/0x730
[  281.665280]  ? lockdep_hardirqs_on+0x296/0x5b0
[  281.669877]  __alloc_skb+0x119/0x770
[  281.673593]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  281.678963]  ? netdev_alloc_frag+0x1f0/0x1f0
[  281.683380]  ? vprintk_default+0x28/0x30
[  281.687446]  ? vprintk_func+0x85/0x181
[  281.691367]  ? printk+0xa7/0xcf
[  281.694649]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  281.699416]  new_skb+0x26/0x1c0
[  281.702704]  aoecmd_cfg+0x279/0x7f0
[  281.706338]  ? find_held_lock+0x36/0x1c0
[  281.710413]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  281.714744]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.720295]  ? __lock_is_held+0xb5/0x140
[  281.724375]  discover_timer+0x50/0x60
[  281.728182]  call_timer_fn+0x272/0x920
[  281.732071]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  281.736914]  ? process_timeout+0x40/0x40
[  281.740982]  ? __run_timers+0x7da/0xc70
[  281.744966]  ? _raw_spin_unlock_irq+0x27/0x80
[  281.749464]  ? _raw_spin_unlock_irq+0x27/0x80
[  281.753960]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  281.758831]  ? lockdep_hardirqs_on+0x296/0x5b0
[  281.763422]  ? trace_hardirqs_on+0xbd/0x310
[  281.767744]  ? kasan_check_read+0x11/0x20
[  281.771893]  ? __run_timers+0x7da/0xc70
[  281.775869]  ? trace_hardirqs_off_caller+0x310/0x310
[  281.780992]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  281.785852]  __run_timers+0x7e5/0xc70
[  281.789665]  ? timer_fixup_init+0x70/0x70
[  281.793817]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  281.798839]  ? zap_class+0x640/0x640
[  281.802561]  ? enqueue_hrtimer+0x1a5/0x560
[  281.806803]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  281.812000]  ? find_held_lock+0x36/0x1c0
[  281.816095]  ? zap_class+0x640/0x640
[  281.819816]  ? pvclock_read_flags+0x160/0x160
[  281.824317]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.829871]  ? check_preemption_disabled+0x48/0x280
[  281.834901]  ? __lock_is_held+0xb5/0x140
[  281.838969]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.844509]  ? check_preemption_disabled+0x48/0x280
[  281.849538]  run_timer_softirq+0x52/0xb0
[  281.853608]  ? rcu_read_lock_sched_held+0x14f/0x180
[  281.858632]  __do_softirq+0x308/0xb7e
[  281.862437]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  281.866934]  ? lock_downgrade+0x900/0x900
[  281.871088]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  281.876201]  ? pvclock_read_flags+0x160/0x160
[  281.880699]  ? lapic_next_event+0x5a/0x90
[  281.884854]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.890397]  ? kvm_clock_read+0x18/0x30
[  281.894380]  ? kvm_sched_clock_read+0x9/0x20
[  281.898791]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.904336]  ? check_preemption_disabled+0x48/0x280
[  281.909364]  irq_exit+0x17f/0x1c0
[  281.912837]  smp_apic_timer_interrupt+0x1cb/0x760
[  281.917682]  ? smp_reschedule_interrupt+0x109/0x650
[  281.922701]  ? smp_call_function_single_interrupt+0x650/0x650
[  281.928587]  ? interrupt_entry+0xb5/0xc0
[  281.932654]  ? trace_hardirqs_off_caller+0xbb/0x310
[  281.937694]  ? trace_hardirqs_off_caller+0xbb/0x310
[  281.942717]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  281.947562]  ? trace_hardirqs_on_caller+0x310/0x310
[  281.952579]  ? trace_hardirqs_on_caller+0x310/0x310
[  281.957605]  ? task_prio+0x50/0x50
[  281.961149]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.966698]  ? check_preemption_disabled+0x48/0x280
[  281.971721]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  281.976577]  apic_timer_interrupt+0xf/0x20
[  281.980808]  </IRQ>
[  281.983059] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  281.988949] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  282.007851] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  282.015565] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  282.022833] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  282.030105] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  282.037371] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  282.044646] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  282.051956]  ? save_stack+0xa9/0xd0
[  282.055596]  __kmalloc_node_track_caller+0x3c/0x70
[  282.060550]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  282.065328]  pskb_expand_head+0x230/0x10f0
[  282.069568]  ? check_preemption_disabled+0x48/0x280
[  282.074591]  ? memcpy+0x45/0x50
[  282.077881]  ? __copy_skb_header+0x350/0x6b0
[  282.082292]  ? skb_release_data+0x880/0x880
[  282.086615]  ? __alloc_skb+0x770/0x770
[  282.090514]  ? __lock_is_held+0xb5/0x140
[  282.094588]  ? kasan_check_write+0x14/0x20
[  282.098827]  ? __skb_clone+0x6c7/0xa00
[  282.102730]  ? __copy_skb_header+0x6b0/0x6b0
[  282.107143]  ? kmem_cache_alloc+0x33a/0x730
[  282.111476]  skb_ensure_writable+0x3dd/0x640
[  282.115892]  ? skb_checksum_setup+0xaa0/0xaa0
[  282.120391]  ? check_preemption_disabled+0x48/0x280
[  282.125418]  ? __this_cpu_preempt_check+0x1c/0x20
[  282.130260]  ? __bpf_redirect+0x54b/0xb20
[  282.134424]  bpf_clone_redirect+0x14a/0x490
[  282.138756]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  282.143779]  ? __sched_text_start+0x8/0x8
[  282.147936]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  282.152707]  ? find_held_lock+0x36/0x1c0
[  282.156782]  ? lock_acquire+0x1ed/0x520
[  282.160759]  ? bpf_test_run+0x3cb/0x780
[  282.164739]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.170290]  ? check_preemption_disabled+0x48/0x280
[  282.175314]  ? kasan_check_read+0x11/0x20
[  282.179462]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  282.185226]  ? rcu_softirq_qs+0x20/0x20
[  282.189204]  ? preempt_schedule+0x4d/0x60
[  282.193355]  ? ___preempt_schedule+0x16/0x18
[  282.197774]  ? bpf_test_run+0x25d/0x780
[  282.201777]  ? netlink_diag_dump+0x2a0/0x2a0
[  282.206196]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.211736]  ? bpf_test_init.isra.10+0x70/0x100
[  282.216411]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  282.221186]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  282.226045]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  282.231586]  ? fput+0x130/0x1a0
[  282.234868]  ? __bpf_prog_get+0x9b/0x290
[  282.238933]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  282.243785]  ? bpf_prog_test_run+0x130/0x1a0
[  282.248201]  ? __x64_sys_bpf+0x3db/0x520
[  282.252447]  ? bpf_prog_get+0x20/0x20
[  282.256275]  ? do_syscall_64+0x1b9/0x820
[  282.260342]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  282.265735]  ? syscall_return_slowpath+0x5e0/0x5e0
[  282.270671]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.275522]  ? trace_hardirqs_on_caller+0x310/0x310
[  282.281213]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  282.286235]  ? prepare_exit_to_usermode+0x291/0x3b0
[  282.291264]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.296119]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  282.301507] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  282.301574] aoe: skb alloc failure
[  282.308620] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  282.308639] Workqueue: events_power_efficient neigh_periodic_work
[  282.312357] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  282.321643] Call Trace:
[  282.327859] syz-executor2 cpuset=syz2 mems_allowed=0
[  282.338332]  <IRQ>
[  282.348154]  dump_stack+0x244/0x39d
[  282.351789]  ? dump_stack_print_info.cold.1+0x20/0x20
[  282.356997]  warn_alloc.cold.116+0xb7/0x1bd
[  282.361343]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  282.366195]  ? lock_downgrade+0x900/0x900
[  282.370353]  ? trace_hardirqs_off+0xb8/0x310
[  282.374772]  ? trace_hardirqs_off+0xb8/0x310
[  282.379196]  __alloc_pages_slowpath+0x26e8/0x2e10
[  282.384078]  ? warn_alloc+0x120/0x120
[  282.387894]  ? print_usage_bug+0xc0/0xc0
[  282.391959]  ? warn_alloc+0x120/0x120
[  282.395768]  ? warn_alloc+0x120/0x120
[  282.399685]  ? print_usage_bug+0xc0/0xc0
[  282.403750]  ? kvm_clock_read+0x18/0x30
[  282.407727]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  282.412747]  ? print_usage_bug+0xc0/0xc0
[  282.416813]  ? __lock_acquire+0x62f/0x4c20
[  282.421062]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.426601]  ? should_fail+0x22d/0xd01
[  282.430491]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  282.435774]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  282.440883]  ? __lock_acquire+0x62f/0x4c20
[  282.445125]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  282.450233]  ? __lock_acquire+0x62f/0x4c20
[  282.454466]  ? should_fail+0x22d/0xd01
[  282.458351]  ? rcu_irq_exit+0x1a2/0x390
[  282.462337]  ? mark_held_locks+0x130/0x130
[  282.466583]  ? mark_held_locks+0x130/0x130
[  282.470826]  ? mark_held_locks+0xc7/0x130
[  282.474978]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  282.479994]  ? zap_class+0x640/0x640
[  282.483718]  ? print_usage_bug+0xc0/0xc0
[  282.487799]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.493338]  ? check_preemption_disabled+0x48/0x280
[  282.498366]  ? __lock_is_held+0xb5/0x140
[  282.502435]  __alloc_pages_nodemask+0xa80/0xde0
[  282.507108]  ? zap_class+0x640/0x640
[  282.510837]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  282.515868]  ? find_held_lock+0x36/0x1c0
[  282.519944]  ? ____cache_alloc_node+0x1c7/0x1e0
[  282.524617]  ? lock_downgrade+0x900/0x900
[  282.528776]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.534321]  cache_grow_begin+0xa5/0x8c0
[  282.538388]  ? do_raw_spin_unlock+0xa7/0x330
[  282.542811]  fallback_alloc+0x204/0x2e0
[  282.546798]  ____cache_alloc_node+0x1c7/0x1e0
[  282.551304]  kmem_cache_alloc_node+0xe3/0x730
[  282.555809]  ? ipv6_get_ifaddr+0x42e/0x620
[  282.560062]  __alloc_skb+0x119/0x770
[  282.563779]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  282.569065]  ? netdev_alloc_frag+0x1f0/0x1f0
[  282.573481]  ? lock_downgrade+0x900/0x900
[  282.577640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.583181]  ? refcount_sub_and_test_checked+0x203/0x310
[  282.588638]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  282.594093]  ? addrconf_rs_timer+0x690/0x690
[  282.598516]  ndisc_alloc_skb+0x144/0x340
[  282.602590]  ndisc_send_rs+0x331/0x6e0
[  282.606490]  addrconf_rs_timer+0x314/0x690
[  282.610733]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.614983]  call_timer_fn+0x272/0x920
[  282.618881]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.623123]  ? process_timeout+0x40/0x40
[  282.627198]  ? mark_held_locks+0xc7/0x130
[  282.631353]  ? _raw_spin_unlock_irq+0x27/0x80
[  282.635864]  ? _raw_spin_unlock_irq+0x27/0x80
[  282.640363]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.644602]  ? lockdep_hardirqs_on+0x296/0x5b0
[  282.649192]  ? trace_hardirqs_on+0xbd/0x310
[  282.653515]  ? kasan_check_read+0x11/0x20
[  282.657666]  ? __run_timers+0x7da/0xc70
[  282.661645]  ? trace_hardirqs_off_caller+0x310/0x310
[  282.666758]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.671000]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.675246]  __run_timers+0x7e5/0xc70
[  282.679064]  ? timer_fixup_init+0x70/0x70
[  282.683221]  ? lock_downgrade+0x900/0x900
[  282.687373]  ? zap_class+0x640/0x640
[  282.691098]  ? print_usage_bug+0xc0/0xc0
[  282.695164]  ? trace_hardirqs_on+0x310/0x310
[  282.699585]  ? kvm_clock_read+0x18/0x30
[  282.703563]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  282.708585]  ? ktime_get+0x2c1/0x400
[  282.712303]  ? zap_class+0x640/0x640
[  282.716032]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.721576]  ? check_preemption_disabled+0x48/0x280
[  282.726606]  ? __lock_is_held+0xb5/0x140
[  282.730670]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.736214]  ? check_preemption_disabled+0x48/0x280
[  282.741242]  run_timer_softirq+0x52/0xb0
[  282.745308]  ? rcu_read_lock_sched_held+0x14f/0x180
[  282.750332]  __do_softirq+0x308/0xb7e
[  282.754146]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  282.759247]  ? irq_exit+0xbd/0x1c0
[  282.762792]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  282.767808]  ? smp_reschedule_interrupt+0x109/0x650
[  282.772827]  ? smp_call_function_single_interrupt+0x650/0x650
[  282.778713]  ? ret_from_intr+0xb/0x1e
[  282.782537]  ? trace_hardirqs_off_caller+0xbb/0x310
[  282.787560]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.792409]  ? trace_hardirqs_on_caller+0x310/0x310
[  282.797426]  ? task_prio+0x50/0x50
[  282.800973]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.806531]  ? check_preemption_disabled+0x48/0x280
[  282.811560]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.816412]  ? neigh_periodic_work+0x6bd/0xc60
[  282.820997]  do_softirq_own_stack+0x2a/0x40
[  282.825324]  </IRQ>
[  282.827566]  do_softirq.part.14+0x126/0x160
[  282.831891]  __local_bh_enable_ip+0x21d/0x260
[  282.836392]  _raw_write_unlock_bh+0x30/0x40
[  282.840718]  neigh_periodic_work+0x6bd/0xc60
[  282.845137]  ? neigh_table_clear+0x390/0x390
[  282.849555]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.855100]  ? check_preemption_disabled+0x48/0x280
[  282.860132]  ? __lock_is_held+0xb5/0x140
[  282.864211]  process_one_work+0xc90/0x1c40
[  282.868447]  ? mark_held_locks+0x130/0x130
[  282.872695]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  282.877363]  ? __switch_to_asm+0x40/0x70
[  282.881426]  ? __switch_to_asm+0x40/0x70
[  282.885485]  ? __switch_to_asm+0x34/0x70
[  282.889547]  ? __switch_to_asm+0x40/0x70
[  282.893607]  ? __switch_to_asm+0x34/0x70
[  282.897667]  ? __switch_to_asm+0x40/0x70
[  282.901728]  ? __switch_to_asm+0x34/0x70
[  282.905786]  ? __switch_to_asm+0x40/0x70
[  282.909858]  ? __schedule+0x8d7/0x21d0
[  282.913758]  ? __switch_to_asm+0x34/0x70
[  282.917819]  ? __switch_to_asm+0x40/0x70
[  282.921900]  ? zap_class+0x640/0x640
[  282.925621]  ? find_held_lock+0x36/0x1c0
[  282.929688]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  282.934289]  ? lock_acquire+0x1ed/0x520
[  282.938269]  ? worker_thread+0x3e0/0x1390
[  282.942429]  ? kasan_check_read+0x11/0x20
[  282.946579]  ? do_raw_spin_lock+0x14f/0x350
[  282.950904]  ? kasan_check_read+0x11/0x20
[  282.955057]  ? rwlock_bug.part.2+0x90/0x90
[  282.959305]  ? trace_hardirqs_on+0x310/0x310
[  282.963738]  worker_thread+0x17f/0x1390
[  282.967725]  ? __switch_to_asm+0x34/0x70
[  282.971810]  ? process_one_work+0x1c40/0x1c40
[  282.976330]  ? __sched_text_start+0x8/0x8
[  282.980486]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  282.985268]  ? __kthread_parkme+0xce/0x1a0
[  282.989508]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  282.994618]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  282.999726]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  283.004315]  ? trace_hardirqs_on+0xbd/0x310
[  283.008637]  ? kasan_check_read+0x11/0x20
[  283.012790]  ? __kthread_parkme+0xce/0x1a0
[  283.017042]  ? trace_hardirqs_off_caller+0x310/0x310
[  283.022164]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  283.027271]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.032814]  ? __kthread_parkme+0xfb/0x1a0
[  283.037063]  ? process_one_work+0x1c40/0x1c40
[  283.041561]  kthread+0x35a/0x440
[  283.044936]  ? kthread_stop+0x900/0x900
[  283.048919]  ret_from_fork+0x3a/0x50
[  283.052649] warn_alloc_show_mem: 1 callbacks suppressed
[  283.052661] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  283.052662] Mem-Info:
[  283.052693] active_anon:57642 inactive_anon:185 isolated_anon:0
[  283.052693]  active_file:18 inactive_file:10 isolated_file:0
[  283.052693]  unevictable:0 dirty:0 writeback:0 unstable:0
[  283.052693]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  283.052693]  mapped:49154 shmem:4339 pagetables:683 bounce:0
[  283.052693]  free:13715 free_pcp:103 free_cma:0
[  283.058046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  283.065412] Node 0 active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  283.067811] Call Trace:
[  283.100769] 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
[  283.110120]  <IRQ>
[  283.137782] lowmem_reserve[]: 0 2818 6321 6321
[  283.140378]  dump_stack+0x244/0x39d
[  283.166464] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  283.168620]  ? dump_stack_print_info.cold.1+0x20/0x20
[  283.173171] lowmem_reserve[]: 0 0 3503 3503
[  283.176831]  warn_alloc.cold.116+0xb7/0x1bd
[  283.203960] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2732kB bounce:0kB free_pcp:412kB local_pcp:248kB free_cma:0kB
[  283.209153]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  283.213444] lowmem_reserve[]: 0 0 0 0
[  283.217764]  ? lock_downgrade+0x900/0x900
[  283.246633] 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
[  283.251485]  ? trace_hardirqs_off+0xb8/0x310
[  283.255257] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  283.259401]  ? trace_hardirqs_off+0xb8/0x310
[  283.272895] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 85*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13800kB
[  283.277317]  __alloc_pages_slowpath+0x26e8/0x2e10
[  283.292637] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  283.297071]  ? warn_alloc+0x120/0x120
[  283.311850] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  283.316684]  ? warn_alloc+0x120/0x120
[  283.325498] 4367 total pagecache pages
[  283.329295]  ? warn_alloc+0x120/0x120
[  283.337852] 0 pages in swap cache
[  283.341647]  ? print_usage_bug+0xc0/0xc0
[  283.345512] Swap cache stats: add 0, delete 0, find 0/0
[  283.349301]  ? print_usage_bug+0xc0/0xc0
[  283.352728] Free swap  = 0kB
[  283.356785]  ? ktime_get+0x2c1/0x400
[  283.362127] Total swap = 0kB
[  283.366186]  ? check_preemption_disabled+0x48/0x280
[  283.369179] 1965979 pages RAM
[  283.372884]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  283.375872] 0 pages HighMem/MovableOnly
[  283.375881] 342853 pages reserved
[  283.380894]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.383971] 0 pages cma reserved
[  283.388461]  ? should_fail+0x22d/0xd01
[  283.392545] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  283.395943]  ? kasan_check_read+0x11/0x20
[  283.401578] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  283.404835]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  283.408702] kworker/1:4 cpuset=/ mems_allowed=0
[  283.415199]  ? __lock_acquire+0x62f/0x4c20
[  283.443587]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  283.448724]  ? should_fail+0x22d/0xd01
[  283.452617]  ? print_usage_bug+0xc0/0xc0
[  283.456701]  ? mark_held_locks+0x130/0x130
[  283.460937]  ? mark_held_locks+0x130/0x130
[  283.465189]  ? check_preemption_disabled+0x48/0x280
[  283.470213]  ? zap_class+0x640/0x640
[  283.473929]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  283.478706]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.484272]  ? check_preemption_disabled+0x48/0x280
[  283.489295]  ? __lock_is_held+0xb5/0x140
[  283.493379]  __alloc_pages_nodemask+0xa80/0xde0
[  283.498061]  ? zap_class+0x640/0x640
[  283.501780]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  283.506811]  ? find_held_lock+0x36/0x1c0
[  283.510895]  ? ____cache_alloc_node+0x1c7/0x1e0
[  283.515572]  ? lock_downgrade+0x900/0x900
[  283.519735]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.525279]  cache_grow_begin+0xa5/0x8c0
[  283.529340]  ? do_raw_spin_unlock+0xa7/0x330
[  283.533753]  fallback_alloc+0x204/0x2e0
[  283.537736]  ____cache_alloc_node+0x1c7/0x1e0
[  283.542250]  kmem_cache_alloc_node+0xe3/0x730
[  283.546750]  ? lockdep_hardirqs_on+0x296/0x5b0
[  283.551343]  __alloc_skb+0x119/0x770
[  283.555060]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  283.560429]  ? netdev_alloc_frag+0x1f0/0x1f0
[  283.564850]  ? vprintk_default+0x28/0x30
[  283.568916]  ? vprintk_func+0x85/0x181
[  283.572805]  ? printk+0xa7/0xcf
[  283.576085]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  283.580858]  new_skb+0x26/0x1c0
[  283.584141]  aoecmd_cfg+0x279/0x7f0
[  283.587798]  ? find_held_lock+0x36/0x1c0
[  283.591878]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  283.596208]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.601759]  ? __lock_is_held+0xb5/0x140
[  283.605832]  discover_timer+0x50/0x60
[  283.609640]  call_timer_fn+0x272/0x920
[  283.613540]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  283.618382]  ? process_timeout+0x40/0x40
[  283.622456]  ? __run_timers+0x7da/0xc70
[  283.626437]  ? _raw_spin_unlock_irq+0x27/0x80
[  283.630934]  ? _raw_spin_unlock_irq+0x27/0x80
[  283.635431]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  283.640288]  ? lockdep_hardirqs_on+0x296/0x5b0
[  283.644873]  ? trace_hardirqs_on+0xbd/0x310
[  283.649200]  ? kasan_check_read+0x11/0x20
[  283.653347]  ? __run_timers+0x7da/0xc70
[  283.657337]  ? trace_hardirqs_off_caller+0x310/0x310
[  283.662453]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  283.667296]  __run_timers+0x7e5/0xc70
[  283.671123]  ? timer_fixup_init+0x70/0x70
[  283.675274]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  283.680296]  ? zap_class+0x640/0x640
[  283.684024]  ? enqueue_hrtimer+0x1a5/0x560
[  283.688289]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  283.693501]  ? find_held_lock+0x36/0x1c0
[  283.697570]  ? zap_class+0x640/0x640
[  283.701288]  ? pvclock_read_flags+0x160/0x160
[  283.705794]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.711348]  ? check_preemption_disabled+0x48/0x280
[  283.716376]  ? __lock_is_held+0xb5/0x140
[  283.720438]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.725978]  ? check_preemption_disabled+0x48/0x280
[  283.731007]  run_timer_softirq+0x52/0xb0
[  283.735089]  ? rcu_read_lock_sched_held+0x14f/0x180
[  283.740119]  __do_softirq+0x308/0xb7e
[  283.743927]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  283.748427]  ? lock_downgrade+0x900/0x900
[  283.752580]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  283.757706]  ? pvclock_read_flags+0x160/0x160
[  283.762203]  ? lapic_next_event+0x5a/0x90
[  283.766358]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.771951]  ? kvm_clock_read+0x18/0x30
[  283.775929]  ? kvm_sched_clock_read+0x9/0x20
[  283.780343]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.785882]  ? check_preemption_disabled+0x48/0x280
[  283.790920]  irq_exit+0x17f/0x1c0
[  283.794371]  smp_apic_timer_interrupt+0x1cb/0x760
[  283.799215]  ? smp_reschedule_interrupt+0x109/0x650
[  283.804236]  ? smp_call_function_single_interrupt+0x650/0x650
[  283.810123]  ? interrupt_entry+0xb5/0xc0
[  283.814194]  ? trace_hardirqs_off_caller+0xbb/0x310
[  283.819329]  ? trace_hardirqs_off_caller+0xbb/0x310
[  283.824346]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  283.829193]  ? trace_hardirqs_on_caller+0x310/0x310
[  283.834211]  ? trace_hardirqs_on_caller+0x310/0x310
[  283.839229]  ? task_prio+0x50/0x50
[  283.842774]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.848330]  ? check_preemption_disabled+0x48/0x280
[  283.853353]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  283.858219]  apic_timer_interrupt+0xf/0x20
[  283.862446]  </IRQ>
[  283.864689] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  283.870577] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  283.889478] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  283.897183] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  283.904493] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  283.911759] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  283.919044] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  283.926317] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  283.933619]  ? save_stack+0xa9/0xd0
[  283.937262]  __kmalloc_node_track_caller+0x3c/0x70
[  283.942200]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  283.946968]  pskb_expand_head+0x230/0x10f0
[  283.951206]  ? check_preemption_disabled+0x48/0x280
[  283.956239]  ? memcpy+0x45/0x50
[  283.959534]  ? __copy_skb_header+0x350/0x6b0
[  283.963961]  ? skb_release_data+0x880/0x880
[  283.968291]  ? __alloc_skb+0x770/0x770
[  283.972192]  ? __lock_is_held+0xb5/0x140
[  283.976263]  ? kasan_check_write+0x14/0x20
[  283.980513]  ? __skb_clone+0x6c7/0xa00
[  283.984440]  ? __copy_skb_header+0x6b0/0x6b0
[  283.988848]  ? kmem_cache_alloc+0x33a/0x730
[  283.993181]  skb_ensure_writable+0x3dd/0x640
[  283.997597]  ? skb_checksum_setup+0xaa0/0xaa0
[  284.002097]  ? check_preemption_disabled+0x48/0x280
[  284.007119]  ? __this_cpu_preempt_check+0x1c/0x20
[  284.011966]  ? __bpf_redirect+0x54b/0xb20
[  284.016135]  bpf_clone_redirect+0x14a/0x490
[  284.020465]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  284.025504]  ? __sched_text_start+0x8/0x8
[  284.029654]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  284.034416]  ? find_held_lock+0x36/0x1c0
[  284.038514]  ? lock_acquire+0x1ed/0x520
[  284.042501]  ? bpf_test_run+0x3cb/0x780
[  284.046475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.052025]  ? check_preemption_disabled+0x48/0x280
[  284.057064]  ? kasan_check_read+0x11/0x20
[  284.061216]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  284.066505]  ? rcu_softirq_qs+0x20/0x20
[  284.070487]  ? preempt_schedule+0x4d/0x60
[  284.074635]  ? ___preempt_schedule+0x16/0x18
[  284.079062]  ? bpf_test_run+0x25d/0x780
[  284.083062]  ? netlink_diag_dump+0x2a0/0x2a0
[  284.087479]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.093026]  ? bpf_test_init.isra.10+0x70/0x100
[  284.097712]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  284.102480]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  284.107323]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  284.112861]  ? fput+0x130/0x1a0
[  284.116143]  ? __bpf_prog_get+0x9b/0x290
[  284.120210]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  284.125056]  ? bpf_prog_test_run+0x130/0x1a0
[  284.129489]  ? __x64_sys_bpf+0x3db/0x520
[  284.133554]  ? bpf_prog_get+0x20/0x20
[  284.137385]  ? do_syscall_64+0x1b9/0x820
[  284.141445]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  284.146823]  ? syscall_return_slowpath+0x5e0/0x5e0
[  284.151779]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.156630]  ? trace_hardirqs_on_caller+0x310/0x310
[  284.161652]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  284.166677]  ? prepare_exit_to_usermode+0x291/0x3b0
[  284.171714]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.176583]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  284.181982] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  284.182097] aoe: skb alloc failure
[  284.189316] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  284.189334] Workqueue: events_power_efficient neigh_periodic_work
[  284.189341] Call Trace:
[  284.189348]  <IRQ>
[  284.189366]  dump_stack+0x244/0x39d
[  284.192931] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  284.202263]  ? dump_stack_print_info.cold.1+0x20/0x20
[  284.208469] syz-executor2 cpuset=syz2 mems_allowed=0
[  284.211064]  warn_alloc.cold.116+0xb7/0x1bd
[  284.242027]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  284.246895]  ? lock_downgrade+0x900/0x900
[  284.251064]  ? trace_hardirqs_off+0xb8/0x310
[  284.255487]  ? trace_hardirqs_off+0xb8/0x310
[  284.259926]  __alloc_pages_slowpath+0x26e8/0x2e10
[  284.264818]  ? warn_alloc+0x120/0x120
[  284.268627]  ? print_usage_bug+0xc0/0xc0
[  284.272697]  ? warn_alloc+0x120/0x120
[  284.276519]  ? warn_alloc+0x120/0x120
[  284.280330]  ? print_usage_bug+0xc0/0xc0
[  284.284394]  ? kvm_clock_read+0x18/0x30
[  284.288374]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  284.293399]  ? print_usage_bug+0xc0/0xc0
[  284.297477]  ? __lock_acquire+0x62f/0x4c20
[  284.301722]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.307266]  ? should_fail+0x22d/0xd01
[  284.311162]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  284.316272]  ? __lock_acquire+0x62f/0x4c20
[  284.320514]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  284.325623]  ? __lock_acquire+0x62f/0x4c20
[  284.329857]  ? should_fail+0x22d/0xd01
[  284.333761]  ? mark_held_locks+0x130/0x130
[  284.338047]  ? mark_held_locks+0x130/0x130
[  284.342298]  ? zap_class+0x640/0x640
[  284.346026]  ? print_usage_bug+0xc0/0xc0
[  284.350091]  ? mark_held_locks+0x130/0x130
[  284.354332]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.359873]  ? check_preemption_disabled+0x48/0x280
[  284.364899]  ? __lock_is_held+0xb5/0x140
[  284.368968]  __alloc_pages_nodemask+0xa80/0xde0
[  284.373638]  ? zap_class+0x640/0x640
[  284.377359]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  284.382390]  ? find_held_lock+0x36/0x1c0
[  284.386469]  ? ____cache_alloc_node+0x1c7/0x1e0
[  284.391159]  ? lock_downgrade+0x900/0x900
[  284.395333]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.400881]  cache_grow_begin+0xa5/0x8c0
[  284.404955]  ? do_raw_spin_unlock+0xa7/0x330
[  284.409373]  fallback_alloc+0x204/0x2e0
[  284.413360]  ____cache_alloc_node+0x1c7/0x1e0
[  284.417875]  kmem_cache_alloc_node+0xe3/0x730
[  284.422375]  ? ipv6_get_ifaddr+0x42e/0x620
[  284.426622]  __alloc_skb+0x119/0x770
[  284.430337]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  284.435617]  ? netdev_alloc_frag+0x1f0/0x1f0
[  284.440037]  ? lock_downgrade+0x900/0x900
[  284.444196]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.449738]  ? refcount_sub_and_test_checked+0x203/0x310
[  284.455236]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  284.460707]  ? addrconf_rs_timer+0x690/0x690
[  284.465144]  ndisc_alloc_skb+0x144/0x340
[  284.469212]  ndisc_send_rs+0x331/0x6e0
[  284.473112]  addrconf_rs_timer+0x314/0x690
[  284.477358]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.481609]  call_timer_fn+0x272/0x920
[  284.485497]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.489753]  ? process_timeout+0x40/0x40
[  284.493858]  ? mark_held_locks+0xc7/0x130
[  284.498031]  ? _raw_spin_unlock_irq+0x27/0x80
[  284.502546]  ? _raw_spin_unlock_irq+0x27/0x80
[  284.507073]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.511316]  ? lockdep_hardirqs_on+0x296/0x5b0
[  284.515906]  ? trace_hardirqs_on+0xbd/0x310
[  284.520234]  ? kasan_check_read+0x11/0x20
[  284.524381]  ? __run_timers+0x7da/0xc70
[  284.528359]  ? trace_hardirqs_off_caller+0x310/0x310
[  284.533518]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.537774]  __run_timers+0x7e5/0xc70
[  284.541607]  ? timer_fixup_init+0x70/0x70
[  284.545776]  ? lock_downgrade+0x900/0x900
[  284.549922]  ? zap_class+0x640/0x640
[  284.553662]  ? print_usage_bug+0xc0/0xc0
[  284.557754]  ? trace_hardirqs_on+0x310/0x310
[  284.562179]  ? kvm_clock_read+0x18/0x30
[  284.566173]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  284.571189]  ? ktime_get+0x2c1/0x400
[  284.574908]  ? zap_class+0x640/0x640
[  284.578644]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.584187]  ? check_preemption_disabled+0x48/0x280
[  284.589242]  ? __lock_is_held+0xb5/0x140
[  284.593309]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.598853]  ? check_preemption_disabled+0x48/0x280
[  284.603882]  run_timer_softirq+0x52/0xb0
[  284.607945]  ? rcu_read_lock_sched_held+0x14f/0x180
[  284.612967]  __do_softirq+0x308/0xb7e
[  284.616798]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  284.621902]  ? irq_exit+0xbd/0x1c0
[  284.625449]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  284.630469]  ? smp_reschedule_interrupt+0x109/0x650
[  284.635490]  ? smp_call_function_single_interrupt+0x650/0x650
[  284.641404]  ? ret_from_intr+0xb/0x1e
[  284.645210]  ? trace_hardirqs_off_caller+0xbb/0x310
[  284.650231]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.655077]  ? trace_hardirqs_on_caller+0x310/0x310
[  284.660093]  ? task_prio+0x50/0x50
[  284.663642]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.669187]  ? check_preemption_disabled+0x48/0x280
[  284.674215]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.679063]  ? neigh_periodic_work+0x6bd/0xc60
[  284.683650]  do_softirq_own_stack+0x2a/0x40
[  284.687968]  </IRQ>
[  284.690206]  do_softirq.part.14+0x126/0x160
[  284.694535]  __local_bh_enable_ip+0x21d/0x260
[  284.699042]  _raw_write_unlock_bh+0x30/0x40
[  284.703369]  neigh_periodic_work+0x6bd/0xc60
[  284.707818]  ? neigh_table_clear+0x390/0x390
[  284.712234]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.717778]  ? check_preemption_disabled+0x48/0x280
[  284.722819]  ? __lock_is_held+0xb5/0x140
[  284.726901]  process_one_work+0xc90/0x1c40
[  284.731144]  ? mark_held_locks+0x130/0x130
[  284.735402]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  284.740075]  ? __switch_to_asm+0x40/0x70
[  284.744135]  ? __switch_to_asm+0x40/0x70
[  284.748201]  ? __switch_to_asm+0x34/0x70
[  284.752278]  ? __switch_to_asm+0x40/0x70
[  284.756339]  ? __switch_to_asm+0x34/0x70
[  284.760413]  ? __switch_to_asm+0x40/0x70
[  284.764475]  ? __switch_to_asm+0x34/0x70
[  284.768541]  ? __switch_to_asm+0x40/0x70
[  284.772626]  ? __schedule+0x8d7/0x21d0
[  284.776515]  ? __switch_to_asm+0x34/0x70
[  284.780595]  ? __switch_to_asm+0x40/0x70
[  284.784676]  ? zap_class+0x640/0x640
[  284.788400]  ? find_held_lock+0x36/0x1c0
[  284.792468]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  284.797076]  ? lock_acquire+0x1ed/0x520
[  284.801058]  ? worker_thread+0x3e0/0x1390
[  284.805219]  ? kasan_check_read+0x11/0x20
[  284.809371]  ? do_raw_spin_lock+0x14f/0x350
[  284.813692]  ? kasan_check_read+0x11/0x20
[  284.817875]  ? rwlock_bug.part.2+0x90/0x90
[  284.822114]  ? trace_hardirqs_on+0x310/0x310
[  284.826549]  worker_thread+0x17f/0x1390
[  284.830557]  ? __switch_to_asm+0x34/0x70
[  284.834643]  ? process_one_work+0x1c40/0x1c40
[  284.839158]  ? __sched_text_start+0x8/0x8
[  284.843314]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  284.848112]  ? __kthread_parkme+0xce/0x1a0
[  284.852354]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  284.857461]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  284.862567]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  284.867154]  ? trace_hardirqs_on+0xbd/0x310
[  284.871483]  ? kasan_check_read+0x11/0x20
[  284.875632]  ? __kthread_parkme+0xce/0x1a0
[  284.879868]  ? trace_hardirqs_off_caller+0x310/0x310
[  284.884987]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  284.890104]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.895647]  ? __kthread_parkme+0xfb/0x1a0
[  284.899895]  ? process_one_work+0x1c40/0x1c40
[  284.904410]  kthread+0x35a/0x440
[  284.907793]  ? kthread_stop+0x900/0x900
[  284.911769]  ret_from_fork+0x3a/0x50
[  284.915498] warn_alloc_show_mem: 1 callbacks suppressed
[  284.915511] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  284.915512] Mem-Info:
[  284.915550] active_anon:57642 inactive_anon:185 isolated_anon:0
[  284.915550]  active_file:18 inactive_file:10 isolated_file:0
[  284.915550]  unevictable:0 dirty:0 writeback:0 unstable:0
[  284.915550]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  284.915550]  mapped:49154 shmem:4339 pagetables:683 bounce:0
[  284.915550]  free:13715 free_pcp:103 free_cma:0
[  284.920904] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  284.928270] Node 0 active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  284.930667] Call Trace:
[  284.963625] 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
[  284.972971]  <IRQ>
[  285.000629] lowmem_reserve[]: 0 2818 6321 6321
[  285.003217]  dump_stack+0x244/0x39d
[  285.029305] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  285.031465]  ? dump_stack_print_info.cold.1+0x20/0x20
[  285.036033] lowmem_reserve[]: 0 0 3503 3503
[  285.039679]  warn_alloc.cold.116+0xb7/0x1bd
[  285.066797] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2732kB bounce:0kB free_pcp:412kB local_pcp:248kB free_cma:0kB
[  285.071984]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  285.076280] lowmem_reserve[]: 0 0 0 0
[  285.080598]  ? lock_downgrade+0x900/0x900
[  285.109458] 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
[  285.114735]  ? trace_hardirqs_off+0xb8/0x310
[  285.118523] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  285.122667]  ? trace_hardirqs_off+0xb8/0x310
[  285.136169] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 85*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13800kB
[  285.140578]  __alloc_pages_slowpath+0x26e8/0x2e10
[  285.155900] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  285.160359]  ? warn_alloc+0x120/0x120
[  285.175144] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  285.179980]  ? warn_alloc+0x120/0x120
[  285.188791] 4367 total pagecache pages
[  285.192585]  ? __lock_acquire+0x62f/0x4c20
[  285.201138] 0 pages in swap cache
[  285.204944]  ? warn_alloc+0x120/0x120
[  285.208811] Swap cache stats: add 0, delete 0, find 0/0
[  285.213046]  ? print_usage_bug+0xc0/0xc0
[  285.216485] Free swap  = 0kB
[  285.220296]  ? print_usage_bug+0xc0/0xc0
[  285.225653] Total swap = 0kB
[  285.229711]  ? mark_held_locks+0x130/0x130
[  285.232719] 1965979 pages RAM
[  285.236815]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.239821] 0 pages HighMem/MovableOnly
[  285.244060]  ? should_fail+0x22d/0xd01
[  285.247140] 342853 pages reserved
[  285.252673]  ? zap_class+0x640/0x640
[  285.256622] 0 pages cma reserved
[  285.260501]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  285.263993] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  285.267656]  ? __lock_acquire+0x62f/0x4c20
[  285.271090] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  285.276112]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  285.282581] kworker/1:4 cpuset=/ mems_allowed=0
[  285.286811]  ? should_fail+0x22d/0xd01
[  285.310762]  ? mark_held_locks+0x130/0x130
[  285.315174]  ? mark_held_locks+0x130/0x130
[  285.319410]  ? lock_downgrade+0x900/0x900
[  285.323560]  ? zap_class+0x640/0x640
[  285.327281]  ? zap_class+0x640/0x640
[  285.331001]  ? zap_class+0x640/0x640
[  285.334728]  ? do_raw_spin_unlock+0xa7/0x330
[  285.339139]  ? trace_hardirqs_on+0x310/0x310
[  285.343561]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.349102]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.354642]  ? check_preemption_disabled+0x48/0x280
[  285.359687]  ? __lock_is_held+0xb5/0x140
[  285.363798]  __alloc_pages_nodemask+0xa80/0xde0
[  285.368480]  ? zap_class+0x640/0x640
[  285.372205]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  285.377234]  ? find_held_lock+0x36/0x1c0
[  285.381324]  ? ____cache_alloc_node+0x1c7/0x1e0
[  285.385997]  ? lock_downgrade+0x900/0x900
[  285.390163]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.395709]  cache_grow_begin+0xa5/0x8c0
[  285.399770]  ? do_raw_spin_unlock+0xa7/0x330
[  285.404187]  fallback_alloc+0x204/0x2e0
[  285.408172]  ____cache_alloc_node+0x1c7/0x1e0
[  285.412719]  kmem_cache_alloc_node+0xe3/0x730
[  285.417221]  ? lockdep_hardirqs_on+0x296/0x5b0
[  285.421814]  __alloc_skb+0x119/0x770
[  285.425531]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  285.430899]  ? netdev_alloc_frag+0x1f0/0x1f0
[  285.435315]  ? vprintk_default+0x28/0x30
[  285.439387]  ? vprintk_func+0x85/0x181
[  285.443276]  ? printk+0xa7/0xcf
[  285.446556]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  285.451333]  new_skb+0x26/0x1c0
[  285.454615]  aoecmd_cfg+0x279/0x7f0
[  285.458249]  ? find_held_lock+0x36/0x1c0
[  285.462320]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  285.466651]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.472198]  ? __lock_is_held+0xb5/0x140
[  285.476274]  discover_timer+0x50/0x60
[  285.480073]  call_timer_fn+0x272/0x920
[  285.483991]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  285.488866]  ? process_timeout+0x40/0x40
[  285.492931]  ? __run_timers+0x7da/0xc70
[  285.496927]  ? _raw_spin_unlock_irq+0x27/0x80
[  285.501419]  ? _raw_spin_unlock_irq+0x27/0x80
[  285.505916]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  285.510761]  ? lockdep_hardirqs_on+0x296/0x5b0
[  285.515346]  ? trace_hardirqs_on+0xbd/0x310
[  285.519671]  ? kasan_check_read+0x11/0x20
[  285.523823]  ? __run_timers+0x7da/0xc70
[  285.527798]  ? trace_hardirqs_off_caller+0x310/0x310
[  285.532915]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  285.537757]  __run_timers+0x7e5/0xc70
[  285.541568]  ? timer_fixup_init+0x70/0x70
[  285.545723]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  285.550756]  ? zap_class+0x640/0x640
[  285.554475]  ? enqueue_hrtimer+0x1a5/0x560
[  285.558727]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  285.563941]  ? find_held_lock+0x36/0x1c0
[  285.568011]  ? zap_class+0x640/0x640
[  285.571759]  ? pvclock_read_flags+0x160/0x160
[  285.576287]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.581826]  ? check_preemption_disabled+0x48/0x280
[  285.586858]  ? __lock_is_held+0xb5/0x140
[  285.591014]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.596571]  ? check_preemption_disabled+0x48/0x280
[  285.601591]  run_timer_softirq+0x52/0xb0
[  285.605658]  ? rcu_read_lock_sched_held+0x14f/0x180
[  285.610691]  __do_softirq+0x308/0xb7e
[  285.614495]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  285.619008]  ? lock_downgrade+0x900/0x900
[  285.623182]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  285.628299]  ? pvclock_read_flags+0x160/0x160
[  285.632805]  ? lapic_next_event+0x5a/0x90
[  285.636955]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.642499]  ? kvm_clock_read+0x18/0x30
[  285.646470]  ? kvm_sched_clock_read+0x9/0x20
[  285.650894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.656466]  ? check_preemption_disabled+0x48/0x280
[  285.661489]  irq_exit+0x17f/0x1c0
[  285.664943]  smp_apic_timer_interrupt+0x1cb/0x760
[  285.669785]  ? smp_reschedule_interrupt+0x109/0x650
[  285.674802]  ? smp_call_function_single_interrupt+0x650/0x650
[  285.680694]  ? interrupt_entry+0xb5/0xc0
[  285.684773]  ? trace_hardirqs_off_caller+0xbb/0x310
[  285.689796]  ? trace_hardirqs_off_caller+0xbb/0x310
[  285.694815]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  285.699661]  ? trace_hardirqs_on_caller+0x310/0x310
[  285.704678]  ? trace_hardirqs_on_caller+0x310/0x310
[  285.709698]  ? task_prio+0x50/0x50
[  285.713244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.718781]  ? check_preemption_disabled+0x48/0x280
[  285.723831]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  285.728684]  apic_timer_interrupt+0xf/0x20
[  285.732914]  </IRQ>
[  285.735165] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  285.741064] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  285.759965] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  285.767682] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  285.774983] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  285.782251] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  285.789520] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  285.796790] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  285.804115]  ? save_stack+0xa9/0xd0
[  285.807767]  __kmalloc_node_track_caller+0x3c/0x70
[  285.812732]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  285.817508]  pskb_expand_head+0x230/0x10f0
[  285.821746]  ? check_preemption_disabled+0x48/0x280
[  285.826772]  ? memcpy+0x45/0x50
[  285.830064]  ? __copy_skb_header+0x350/0x6b0
[  285.834478]  ? skb_release_data+0x880/0x880
[  285.838810]  ? __alloc_skb+0x770/0x770
[  285.842707]  ? __lock_is_held+0xb5/0x140
[  285.846774]  ? kasan_check_write+0x14/0x20
[  285.851007]  ? __skb_clone+0x6c7/0xa00
[  285.854911]  ? __copy_skb_header+0x6b0/0x6b0
[  285.859320]  ? kmem_cache_alloc+0x33a/0x730
[  285.863671]  skb_ensure_writable+0x3dd/0x640
[  285.868114]  ? skb_checksum_setup+0xaa0/0xaa0
[  285.872609]  ? check_preemption_disabled+0x48/0x280
[  285.877648]  ? __this_cpu_preempt_check+0x1c/0x20
[  285.882523]  ? __bpf_redirect+0x54b/0xb20
[  285.886678]  bpf_clone_redirect+0x14a/0x490
[  285.891041]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  285.896117]  ? __sched_text_start+0x8/0x8
[  285.900272]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  285.905051]  ? find_held_lock+0x36/0x1c0
[  285.909142]  ? lock_acquire+0x1ed/0x520
[  285.913121]  ? bpf_test_run+0x3cb/0x780
[  285.917105]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.922644]  ? check_preemption_disabled+0x48/0x280
[  285.927697]  ? kasan_check_read+0x11/0x20
[  285.931851]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  285.937138]  ? rcu_softirq_qs+0x20/0x20
[  285.941118]  ? preempt_schedule+0x4d/0x60
[  285.945270]  ? ___preempt_schedule+0x16/0x18
[  285.949700]  ? bpf_test_run+0x25d/0x780
[  285.953706]  ? netlink_diag_dump+0x2a0/0x2a0
[  285.958134]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.963675]  ? bpf_test_init.isra.10+0x70/0x100
[  285.968349]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  285.973117]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  285.977964]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  285.983508]  ? fput+0x130/0x1a0
[  285.986808]  ? __bpf_prog_get+0x9b/0x290
[  285.990872]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  285.995713]  ? bpf_prog_test_run+0x130/0x1a0
[  286.000126]  ? __x64_sys_bpf+0x3db/0x520
[  286.004188]  ? bpf_prog_get+0x20/0x20
[  286.008013]  ? do_syscall_64+0x1b9/0x820
[  286.012093]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  286.017463]  ? syscall_return_slowpath+0x5e0/0x5e0
[  286.022393]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  286.027239]  ? trace_hardirqs_on_caller+0x310/0x310
[  286.032256]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  286.037276]  ? prepare_exit_to_usermode+0x291/0x3b0
[  286.042299]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  286.047170]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  286.052555] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  286.052622] aoe: skb alloc failure
[  286.059661] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  286.059679] Workqueue: events_power_efficient neigh_periodic_work
[  286.059686] Call Trace:
[  286.059693]  <IRQ>
[  286.059710]  dump_stack+0x244/0x39d
[  286.063265] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  286.072587]  ? dump_stack_print_info.cold.1+0x20/0x20
[  286.078792] syz-executor2 cpuset=syz2 mems_allowed=0
[  286.081379]  warn_alloc.cold.116+0xb7/0x1bd
[  286.112156]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  286.117007]  ? lock_downgrade+0x900/0x900
[  286.121175]  ? trace_hardirqs_off+0xb8/0x310
[  286.125594]  ? trace_hardirqs_off+0xb8/0x310
[  286.130014]  __alloc_pages_slowpath+0x26e8/0x2e10
[  286.134911]  ? warn_alloc+0x120/0x120
[  286.138721]  ? print_usage_bug+0xc0/0xc0
[  286.142786]  ? warn_alloc+0x120/0x120
[  286.146592]  ? warn_alloc+0x120/0x120
[  286.150396]  ? print_usage_bug+0xc0/0xc0
[  286.154463]  ? kvm_clock_read+0x18/0x30
[  286.158473]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  286.163509]  ? print_usage_bug+0xc0/0xc0
[  286.167588]  ? __lock_acquire+0x62f/0x4c20
[  286.171846]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.177469]  ? should_fail+0x22d/0xd01
[  286.181371]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  286.186895]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  286.192006]  ? __lock_acquire+0x62f/0x4c20
[  286.196271]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  286.201375]  ? __lock_acquire+0x62f/0x4c20
[  286.205612]  ? should_fail+0x22d/0xd01
[  286.209510]  ? rcu_irq_exit+0x1a2/0x390
[  286.213513]  ? mark_held_locks+0x130/0x130
[  286.217763]  ? mark_held_locks+0x130/0x130
[  286.222053]  ? mark_held_locks+0xc7/0x130
[  286.226208]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  286.231231]  ? zap_class+0x640/0x640
[  286.234946]  ? print_usage_bug+0xc0/0xc0
[  286.239029]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.244580]  ? check_preemption_disabled+0x48/0x280
[  286.249608]  ? __lock_is_held+0xb5/0x140
[  286.253689]  __alloc_pages_nodemask+0xa80/0xde0
[  286.258376]  ? zap_class+0x640/0x640
[  286.262140]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  286.267170]  ? find_held_lock+0x36/0x1c0
[  286.271246]  ? ____cache_alloc_node+0x1c7/0x1e0
[  286.275927]  ? lock_downgrade+0x900/0x900
[  286.280086]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.285638]  cache_grow_begin+0xa5/0x8c0
[  286.289713]  ? do_raw_spin_unlock+0xa7/0x330
[  286.294162]  fallback_alloc+0x204/0x2e0
[  286.298149]  ____cache_alloc_node+0x1c7/0x1e0
[  286.302652]  kmem_cache_alloc_node+0xe3/0x730
[  286.307153]  ? ipv6_get_ifaddr+0x42e/0x620
[  286.311402]  __alloc_skb+0x119/0x770
[  286.315118]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  286.320410]  ? netdev_alloc_frag+0x1f0/0x1f0
[  286.324848]  ? lock_downgrade+0x900/0x900
[  286.329006]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.334560]  ? refcount_sub_and_test_checked+0x203/0x310
[  286.340013]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  286.345489]  ? addrconf_rs_timer+0x690/0x690
[  286.349912]  ndisc_alloc_skb+0x144/0x340
[  286.353984]  ndisc_send_rs+0x331/0x6e0
[  286.357938]  addrconf_rs_timer+0x314/0x690
[  286.362182]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.366430]  call_timer_fn+0x272/0x920
[  286.370319]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.374562]  ? process_timeout+0x40/0x40
[  286.378654]  ? mark_held_locks+0xc7/0x130
[  286.382808]  ? _raw_spin_unlock_irq+0x27/0x80
[  286.387301]  ? _raw_spin_unlock_irq+0x27/0x80
[  286.391796]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.396041]  ? lockdep_hardirqs_on+0x296/0x5b0
[  286.400630]  ? trace_hardirqs_on+0xbd/0x310
[  286.404958]  ? kasan_check_read+0x11/0x20
[  286.409110]  ? __run_timers+0x7da/0xc70
[  286.413089]  ? trace_hardirqs_off_caller+0x310/0x310
[  286.418203]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.422463]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.426715]  __run_timers+0x7e5/0xc70
[  286.430536]  ? timer_fixup_init+0x70/0x70
[  286.434697]  ? lock_downgrade+0x900/0x900
[  286.438843]  ? zap_class+0x640/0x640
[  286.442573]  ? print_usage_bug+0xc0/0xc0
[  286.446641]  ? trace_hardirqs_on+0x310/0x310
[  286.451069]  ? kvm_clock_read+0x18/0x30
[  286.455050]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  286.460083]  ? ktime_get+0x2c1/0x400
[  286.463802]  ? zap_class+0x640/0x640
[  286.467522]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.473123]  ? check_preemption_disabled+0x48/0x280
[  286.478151]  ? __lock_is_held+0xb5/0x140
[  286.482243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.487837]  ? check_preemption_disabled+0x48/0x280
[  286.492971]  run_timer_softirq+0x52/0xb0
[  286.497041]  ? rcu_read_lock_sched_held+0x14f/0x180
[  286.502065]  __do_softirq+0x308/0xb7e
[  286.505913]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  286.511034]  ? irq_exit+0xbd/0x1c0
[  286.514610]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  286.519630]  ? smp_reschedule_interrupt+0x109/0x650
[  286.524651]  ? smp_call_function_single_interrupt+0x650/0x650
[  286.530542]  ? ret_from_intr+0xb/0x1e
[  286.534348]  ? trace_hardirqs_off_caller+0xbb/0x310
[  286.539369]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  286.544222]  ? trace_hardirqs_on_caller+0x310/0x310
[  286.549244]  ? task_prio+0x50/0x50
[  286.552788]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.558329]  ? check_preemption_disabled+0x48/0x280
[  286.563371]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  286.568217]  ? neigh_periodic_work+0x6bd/0xc60
[  286.572803]  do_softirq_own_stack+0x2a/0x40
[  286.577132]  </IRQ>
[  286.579377]  do_softirq.part.14+0x126/0x160
[  286.583698]  __local_bh_enable_ip+0x21d/0x260
[  286.588204]  _raw_write_unlock_bh+0x30/0x40
[  286.592527]  neigh_periodic_work+0x6bd/0xc60
[  286.596952]  ? neigh_table_clear+0x390/0x390
[  286.601367]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.606923]  ? check_preemption_disabled+0x48/0x280
[  286.611951]  ? __lock_is_held+0xb5/0x140
[  286.616035]  process_one_work+0xc90/0x1c40
[  286.620273]  ? mark_held_locks+0x130/0x130
[  286.624520]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  286.629201]  ? __switch_to_asm+0x40/0x70
[  286.633268]  ? __switch_to_asm+0x40/0x70
[  286.637330]  ? __switch_to_asm+0x34/0x70
[  286.641411]  ? __switch_to_asm+0x40/0x70
[  286.645479]  ? __switch_to_asm+0x34/0x70
[  286.649545]  ? __switch_to_asm+0x40/0x70
[  286.653603]  ? __switch_to_asm+0x34/0x70
[  286.657665]  ? __switch_to_asm+0x40/0x70
[  286.661745]  ? __schedule+0x8d7/0x21d0
[  286.665648]  ? __switch_to_asm+0x34/0x70
[  286.669722]  ? __switch_to_asm+0x40/0x70
[  286.673814]  ? zap_class+0x640/0x640
[  286.677543]  ? find_held_lock+0x36/0x1c0
[  286.681615]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  286.686217]  ? lock_acquire+0x1ed/0x520
[  286.690191]  ? worker_thread+0x3e0/0x1390
[  286.694354]  ? kasan_check_read+0x11/0x20
[  286.698532]  ? do_raw_spin_lock+0x14f/0x350
[  286.702855]  ? kasan_check_read+0x11/0x20
[  286.707005]  ? rwlock_bug.part.2+0x90/0x90
[  286.711251]  ? trace_hardirqs_on+0x310/0x310
[  286.715675]  worker_thread+0x17f/0x1390
[  286.719654]  ? __switch_to_asm+0x34/0x70
[  286.723784]  ? process_one_work+0x1c40/0x1c40
[  286.728311]  ? __sched_text_start+0x8/0x8
[  286.732463]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  286.737242]  ? __kthread_parkme+0xce/0x1a0
[  286.741495]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  286.746607]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  286.751711]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  286.756297]  ? trace_hardirqs_on+0xbd/0x310
[  286.760623]  ? kasan_check_read+0x11/0x20
[  286.764775]  ? __kthread_parkme+0xce/0x1a0
[  286.769114]  ? trace_hardirqs_off_caller+0x310/0x310
[  286.774231]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  286.779340]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.784881]  ? __kthread_parkme+0xfb/0x1a0
[  286.789124]  ? process_one_work+0x1c40/0x1c40
[  286.793620]  kthread+0x35a/0x440
[  286.796989]  ? kthread_stop+0x900/0x900
[  286.800975]  ret_from_fork+0x3a/0x50
[  286.804708] warn_alloc_show_mem: 1 callbacks suppressed
[  286.804723] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  286.804725] Mem-Info:
[  286.804755] active_anon:57642 inactive_anon:185 isolated_anon:0
[  286.804755]  active_file:18 inactive_file:10 isolated_file:0
[  286.804755]  unevictable:0 dirty:0 writeback:0 unstable:0
[  286.804755]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  286.804755]  mapped:49154 shmem:4339 pagetables:683 bounce:0
[  286.804755]  free:13715 free_pcp:103 free_cma:0
[  286.810150] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  286.810158] Call Trace:
[  286.817559] Node 0 active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  286.819974]  <IRQ>
[  286.852956] 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
[  286.862323]  dump_stack+0x244/0x39d
[  286.864883] lowmem_reserve[]: 0 2818 6321 6321
[  286.892563]  ? dump_stack_print_info.cold.1+0x20/0x20
[  286.894689] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  286.920822]  warn_alloc.cold.116+0xb7/0x1bd
[  286.924446] lowmem_reserve[]: 0 0 3503 3503
[  286.929036]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  286.934199] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2732kB bounce:0kB free_pcp:412kB local_pcp:248kB free_cma:0kB
[  286.961348]  ? lock_downgrade+0x900/0x900
[  286.965641] lowmem_reserve[]: 0 0 0 0
[  286.969959]  ? trace_hardirqs_off+0xb8/0x310
[  286.974784] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  287.003668]  ? trace_hardirqs_off+0xb8/0x310
[  287.007793] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  287.011612]  __alloc_pages_slowpath+0x26e8/0x2e10
[  287.015993] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 85*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13800kB
[  287.029537]  ? warn_alloc+0x120/0x120
[  287.033912] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  287.049270]  ? warn_alloc+0x120/0x120
[  287.054097] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  287.068910]  ? __lock_acquire+0x62f/0x4c20
[  287.072690] 4367 total pagecache pages
[  287.081517]  ? warn_alloc+0x120/0x120
[  287.085303] 0 pages in swap cache
[  287.093864]  ? print_usage_bug+0xc0/0xc0
[  287.098073] Swap cache stats: add 0, delete 0, find 0/0
[  287.098082] Free swap  = 0kB
[  287.101962]  ? print_usage_bug+0xc0/0xc0
[  287.105730] Total swap = 0kB
[  287.105738] 1965979 pages RAM
[  287.109187]  ? mark_held_locks+0x130/0x130
[  287.113230] 0 pages HighMem/MovableOnly
[  287.118588]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.121577] 342853 pages reserved
[  287.125661]  ? should_fail+0x22d/0xd01
[  287.128668] 0 pages cma reserved
[  287.131770]  ? zap_class+0x640/0x640
[  287.136059] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  287.139946]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  287.139963]  ? __lock_acquire+0x62f/0x4c20
[  287.139981]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  287.145573] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  287.148946]  ? should_fail+0x22d/0xd01
[  287.152818] kworker/1:4 cpuset=/ mems_allowed=0
[  287.156185]  ? mark_held_locks+0x130/0x130
[  287.204210]  ? mark_held_locks+0x130/0x130
[  287.208443]  ? lock_downgrade+0x900/0x900
[  287.212607]  ? zap_class+0x640/0x640
[  287.216339]  ? zap_class+0x640/0x640
[  287.220061]  ? zap_class+0x640/0x640
[  287.223773]  ? do_raw_spin_unlock+0xa7/0x330
[  287.228184]  ? trace_hardirqs_on+0x310/0x310
[  287.232623]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.238165]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.243736]  ? check_preemption_disabled+0x48/0x280
[  287.248761]  ? __lock_is_held+0xb5/0x140
[  287.252837]  __alloc_pages_nodemask+0xa80/0xde0
[  287.257508]  ? zap_class+0x640/0x640
[  287.261228]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  287.266260]  ? find_held_lock+0x36/0x1c0
[  287.270349]  ? ____cache_alloc_node+0x1c7/0x1e0
[  287.275016]  ? lock_downgrade+0x900/0x900
[  287.279184]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.284729]  cache_grow_begin+0xa5/0x8c0
[  287.288806]  ? do_raw_spin_unlock+0xa7/0x330
[  287.293227]  fallback_alloc+0x204/0x2e0
[  287.297210]  ____cache_alloc_node+0x1c7/0x1e0
[  287.301711]  kmem_cache_alloc_node+0xe3/0x730
[  287.306213]  ? lockdep_hardirqs_on+0x296/0x5b0
[  287.310804]  __alloc_skb+0x119/0x770
[  287.314516]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  287.320008]  ? netdev_alloc_frag+0x1f0/0x1f0
[  287.324452]  ? vprintk_default+0x28/0x30
[  287.328520]  ? vprintk_func+0x85/0x181
[  287.332407]  ? printk+0xa7/0xcf
[  287.335690]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  287.340460]  new_skb+0x26/0x1c0
[  287.343742]  aoecmd_cfg+0x279/0x7f0
[  287.347371]  ? find_held_lock+0x36/0x1c0
[  287.351446]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  287.355775]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.361356]  ? __lock_is_held+0xb5/0x140
[  287.365446]  discover_timer+0x50/0x60
[  287.369247]  call_timer_fn+0x272/0x920
[  287.373139]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  287.377980]  ? process_timeout+0x40/0x40
[  287.382074]  ? __run_timers+0x7da/0xc70
[  287.386064]  ? _raw_spin_unlock_irq+0x27/0x80
[  287.390576]  ? _raw_spin_unlock_irq+0x27/0x80
[  287.395071]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  287.399958]  ? lockdep_hardirqs_on+0x296/0x5b0
[  287.404547]  ? trace_hardirqs_on+0xbd/0x310
[  287.408887]  ? kasan_check_read+0x11/0x20
[  287.413062]  ? __run_timers+0x7da/0xc70
[  287.417049]  ? trace_hardirqs_off_caller+0x310/0x310
[  287.422172]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  287.427034]  __run_timers+0x7e5/0xc70
[  287.430850]  ? timer_fixup_init+0x70/0x70
[  287.435000]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  287.440068]  ? zap_class+0x640/0x640
[  287.443792]  ? enqueue_hrtimer+0x1a5/0x560
[  287.448045]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  287.453256]  ? find_held_lock+0x36/0x1c0
[  287.457323]  ? zap_class+0x640/0x640
[  287.461052]  ? pvclock_read_flags+0x160/0x160
[  287.465555]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.471098]  ? check_preemption_disabled+0x48/0x280
[  287.476151]  ? __lock_is_held+0xb5/0x140
[  287.480213]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.485755]  ? check_preemption_disabled+0x48/0x280
[  287.490778]  run_timer_softirq+0x52/0xb0
[  287.494841]  ? rcu_read_lock_sched_held+0x14f/0x180
[  287.499858]  __do_softirq+0x308/0xb7e
[  287.503684]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  287.508198]  ? lock_downgrade+0x900/0x900
[  287.512354]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  287.517466]  ? pvclock_read_flags+0x160/0x160
[  287.521965]  ? lapic_next_event+0x5a/0x90
[  287.526148]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.531707]  ? kvm_clock_read+0x18/0x30
[  287.535683]  ? kvm_sched_clock_read+0x9/0x20
[  287.540096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.545635]  ? check_preemption_disabled+0x48/0x280
[  287.550663]  irq_exit+0x17f/0x1c0
[  287.554121]  smp_apic_timer_interrupt+0x1cb/0x760
[  287.558965]  ? smp_reschedule_interrupt+0x109/0x650
[  287.564016]  ? smp_call_function_single_interrupt+0x650/0x650
[  287.569915]  ? interrupt_entry+0xb5/0xc0
[  287.573985]  ? trace_hardirqs_off_caller+0xbb/0x310
[  287.579067]  ? trace_hardirqs_off_caller+0xbb/0x310
[  287.584086]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.588929]  ? trace_hardirqs_on_caller+0x310/0x310
[  287.593946]  ? trace_hardirqs_on_caller+0x310/0x310
[  287.598965]  ? task_prio+0x50/0x50
[  287.602525]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.608066]  ? check_preemption_disabled+0x48/0x280
[  287.613093]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.617944]  apic_timer_interrupt+0xf/0x20
[  287.622172]  </IRQ>
[  287.624429] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  287.630328] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  287.649230] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  287.656952] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  287.664274] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  287.671554] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  287.678819] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  287.686085] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  287.693384]  ? save_stack+0xa9/0xd0
[  287.697042]  __kmalloc_node_track_caller+0x3c/0x70
[  287.701991]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  287.706793]  pskb_expand_head+0x230/0x10f0
[  287.711066]  ? check_preemption_disabled+0x48/0x280
[  287.716093]  ? memcpy+0x45/0x50
[  287.719375]  ? __copy_skb_header+0x350/0x6b0
[  287.723818]  ? skb_release_data+0x880/0x880
[  287.728138]  ? __alloc_skb+0x770/0x770
[  287.732050]  ? __lock_is_held+0xb5/0x140
[  287.736157]  ? kasan_check_write+0x14/0x20
[  287.740395]  ? __skb_clone+0x6c7/0xa00
[  287.744288]  ? __copy_skb_header+0x6b0/0x6b0
[  287.748700]  ? kmem_cache_alloc+0x33a/0x730
[  287.753048]  skb_ensure_writable+0x3dd/0x640
[  287.757468]  ? skb_checksum_setup+0xaa0/0xaa0
[  287.761966]  ? check_preemption_disabled+0x48/0x280
[  287.766996]  ? __this_cpu_preempt_check+0x1c/0x20
[  287.771861]  ? __bpf_redirect+0x54b/0xb20
[  287.776025]  bpf_clone_redirect+0x14a/0x490
[  287.780369]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  287.785389]  ? __sched_text_start+0x8/0x8
[  287.789556]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  287.794334]  ? find_held_lock+0x36/0x1c0
[  287.798408]  ? lock_acquire+0x1ed/0x520
[  287.802386]  ? bpf_test_run+0x3cb/0x780
[  287.806368]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.811907]  ? check_preemption_disabled+0x48/0x280
[  287.816935]  ? kasan_check_read+0x11/0x20
[  287.821084]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  287.826360]  ? rcu_softirq_qs+0x20/0x20
[  287.830342]  ? preempt_schedule+0x4d/0x60
[  287.834493]  ? ___preempt_schedule+0x16/0x18
[  287.838910]  ? bpf_test_run+0x25d/0x780
[  287.842897]  ? netlink_diag_dump+0x2a0/0x2a0
[  287.847310]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.852847]  ? bpf_test_init.isra.10+0x70/0x100
[  287.857525]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  287.862292]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  287.867139]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  287.872708]  ? fput+0x130/0x1a0
[  287.875993]  ? __bpf_prog_get+0x9b/0x290
[  287.880089]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  287.884930]  ? bpf_prog_test_run+0x130/0x1a0
[  287.889343]  ? __x64_sys_bpf+0x3db/0x520
[  287.893422]  ? bpf_prog_get+0x20/0x20
[  287.897246]  ? do_syscall_64+0x1b9/0x820
[  287.901308]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  287.906689]  ? syscall_return_slowpath+0x5e0/0x5e0
[  287.911673]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.916523]  ? trace_hardirqs_on_caller+0x310/0x310
[  287.921545]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  287.926584]  ? prepare_exit_to_usermode+0x291/0x3b0
[  287.931625]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.936480]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  287.941867] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  287.941932] aoe: skb alloc failure
[  287.948978] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  287.948997] Workqueue: events_power_efficient neigh_periodic_work
[  287.952572] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  287.961864] Call Trace:
[  287.968085] syz-executor2 cpuset=syz2 mems_allowed=0
[  287.978571]  <IRQ>
[  287.988389]  dump_stack+0x244/0x39d
[  287.992032]  ? dump_stack_print_info.cold.1+0x20/0x20
[  287.997244]  warn_alloc.cold.116+0xb7/0x1bd
[  288.001608]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  288.006460]  ? lock_downgrade+0x900/0x900
[  288.010622]  ? trace_hardirqs_off+0xb8/0x310
[  288.015047]  ? trace_hardirqs_off+0xb8/0x310
[  288.019493]  __alloc_pages_slowpath+0x26e8/0x2e10
[  288.024370]  ? warn_alloc+0x120/0x120
[  288.028180]  ? print_usage_bug+0xc0/0xc0
[  288.032244]  ? warn_alloc+0x120/0x120
[  288.036057]  ? warn_alloc+0x120/0x120
[  288.039861]  ? print_usage_bug+0xc0/0xc0
[  288.043928]  ? print_usage_bug+0xc0/0xc0
[  288.048032]  ? __lock_acquire+0x62f/0x4c20
[  288.052281]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.057818]  ? should_fail+0x22d/0xd01
[  288.061709]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  288.066841]  ? __lock_acquire+0x62f/0x4c20
[  288.071083]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  288.076185]  ? __lock_acquire+0x62f/0x4c20
[  288.080425]  ? should_fail+0x22d/0xd01
[  288.084347]  ? find_held_lock+0x36/0x1c0
[  288.088420]  ? mark_held_locks+0x130/0x130
[  288.092664]  ? mark_held_locks+0x130/0x130
[  288.096895]  ? zap_class+0x640/0x640
[  288.100643]  ? zap_class+0x640/0x640
[  288.104363]  ? print_usage_bug+0xc0/0xc0
[  288.108429]  ? do_raw_spin_unlock+0xa7/0x330
[  288.112835]  ? zap_class+0x640/0x640
[  288.116584]  ? print_usage_bug+0xc0/0xc0
[  288.120647]  ? wq_watchdog_touch+0x9c/0xfe
[  288.124885]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.130427]  ? check_preemption_disabled+0x48/0x280
[  288.135456]  ? __lock_is_held+0xb5/0x140
[  288.139539]  __alloc_pages_nodemask+0xa80/0xde0
[  288.144211]  ? zap_class+0x640/0x640
[  288.147931]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  288.152964]  ? find_held_lock+0x36/0x1c0
[  288.157045]  ? ____cache_alloc_node+0x1c7/0x1e0
[  288.161732]  ? lock_downgrade+0x900/0x900
[  288.165904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.171459]  cache_grow_begin+0xa5/0x8c0
[  288.175543]  ? do_raw_spin_unlock+0xa7/0x330
[  288.179967]  fallback_alloc+0x204/0x2e0
[  288.184188]  ____cache_alloc_node+0x1c7/0x1e0
[  288.188693]  kmem_cache_alloc_node+0xe3/0x730
[  288.193193]  ? ipv6_get_ifaddr+0x42e/0x620
[  288.197457]  __alloc_skb+0x119/0x770
[  288.201199]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  288.206482]  ? netdev_alloc_frag+0x1f0/0x1f0
[  288.210910]  ? lock_downgrade+0x900/0x900
[  288.215070]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.220610]  ? refcount_sub_and_test_checked+0x203/0x310
[  288.226072]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  288.231554]  ? addrconf_rs_timer+0x690/0x690
[  288.235997]  ndisc_alloc_skb+0x144/0x340
[  288.240083]  ndisc_send_rs+0x331/0x6e0
[  288.244006]  addrconf_rs_timer+0x314/0x690
[  288.248271]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.252522]  call_timer_fn+0x272/0x920
[  288.256444]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.260726]  ? process_timeout+0x40/0x40
[  288.264805]  ? mark_held_locks+0xc7/0x130
[  288.268979]  ? _raw_spin_unlock_irq+0x27/0x80
[  288.273477]  ? _raw_spin_unlock_irq+0x27/0x80
[  288.277995]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.282255]  ? lockdep_hardirqs_on+0x296/0x5b0
[  288.286841]  ? trace_hardirqs_on+0xbd/0x310
[  288.291164]  ? kasan_check_read+0x11/0x20
[  288.295315]  ? __run_timers+0x7da/0xc70
[  288.299312]  ? trace_hardirqs_off_caller+0x310/0x310
[  288.304438]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.308698]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.312936]  __run_timers+0x7e5/0xc70
[  288.316752]  ? timer_fixup_init+0x70/0x70
[  288.320904]  ? lock_downgrade+0x900/0x900
[  288.325098]  ? zap_class+0x640/0x640
[  288.328841]  ? print_usage_bug+0xc0/0xc0
[  288.332909]  ? trace_hardirqs_on+0x310/0x310
[  288.337330]  ? kvm_clock_read+0x18/0x30
[  288.341309]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  288.346327]  ? ktime_get+0x2c1/0x400
[  288.350050]  ? zap_class+0x640/0x640
[  288.353776]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.359318]  ? check_preemption_disabled+0x48/0x280
[  288.364350]  ? __lock_is_held+0xb5/0x140
[  288.368438]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.373987]  ? check_preemption_disabled+0x48/0x280
[  288.379027]  run_timer_softirq+0x52/0xb0
[  288.383115]  ? rcu_read_lock_sched_held+0x14f/0x180
[  288.388148]  __do_softirq+0x308/0xb7e
[  288.391965]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  288.397069]  ? irq_exit+0xbd/0x1c0
[  288.400611]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  288.405628]  ? smp_reschedule_interrupt+0x109/0x650
[  288.410647]  ? smp_call_function_single_interrupt+0x650/0x650
[  288.416538]  ? ret_from_intr+0xb/0x1e
[  288.420357]  ? trace_hardirqs_off_caller+0xbb/0x310
[  288.425377]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  288.430227]  ? trace_hardirqs_on_caller+0x310/0x310
[  288.435246]  ? task_prio+0x50/0x50
[  288.438791]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.444338]  ? check_preemption_disabled+0x48/0x280
[  288.449385]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  288.454235]  ? neigh_periodic_work+0x6bd/0xc60
[  288.458822]  do_softirq_own_stack+0x2a/0x40
[  288.463141]  </IRQ>
[  288.465385]  do_softirq.part.14+0x126/0x160
[  288.469714]  __local_bh_enable_ip+0x21d/0x260
[  288.474214]  _raw_write_unlock_bh+0x30/0x40
[  288.478585]  neigh_periodic_work+0x6bd/0xc60
[  288.483003]  ? neigh_table_clear+0x390/0x390
[  288.487431]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.492970]  ? check_preemption_disabled+0x48/0x280
[  288.498001]  ? __lock_is_held+0xb5/0x140
[  288.502093]  process_one_work+0xc90/0x1c40
[  288.506348]  ? mark_held_locks+0x130/0x130
[  288.510599]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  288.515279]  ? __switch_to_asm+0x40/0x70
[  288.519342]  ? __switch_to_asm+0x40/0x70
[  288.523400]  ? __switch_to_asm+0x34/0x70
[  288.527458]  ? __switch_to_asm+0x40/0x70
[  288.531517]  ? __switch_to_asm+0x34/0x70
[  288.535578]  ? __switch_to_asm+0x40/0x70
[  288.539653]  ? __switch_to_asm+0x34/0x70
[  288.543715]  ? __switch_to_asm+0x40/0x70
[  288.547787]  ? __schedule+0x8d7/0x21d0
[  288.551677]  ? __switch_to_asm+0x34/0x70
[  288.555736]  ? __switch_to_asm+0x40/0x70
[  288.559818]  ? zap_class+0x640/0x640
[  288.563543]  ? find_held_lock+0x36/0x1c0
[  288.567613]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  288.572214]  ? lock_acquire+0x1ed/0x520
[  288.576194]  ? worker_thread+0x3e0/0x1390
[  288.580353]  ? kasan_check_read+0x11/0x20
[  288.584517]  ? do_raw_spin_lock+0x14f/0x350
[  288.588843]  ? kasan_check_read+0x11/0x20
[  288.592995]  ? rwlock_bug.part.2+0x90/0x90
[  288.597243]  ? trace_hardirqs_on+0x310/0x310
[  288.601667]  worker_thread+0x17f/0x1390
[  288.605658]  ? __switch_to_asm+0x34/0x70
[  288.609745]  ? process_one_work+0x1c40/0x1c40
[  288.614260]  ? __sched_text_start+0x8/0x8
[  288.618416]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  288.623197]  ? __kthread_parkme+0xce/0x1a0
[  288.627439]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  288.632549]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  288.637672]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  288.642273]  ? trace_hardirqs_on+0xbd/0x310
[  288.646598]  ? kasan_check_read+0x11/0x20
[  288.650794]  ? __kthread_parkme+0xce/0x1a0
[  288.655087]  ? trace_hardirqs_off_caller+0x310/0x310
[  288.660221]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  288.665330]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.670871]  ? __kthread_parkme+0xfb/0x1a0
[  288.675116]  ? process_one_work+0x1c40/0x1c40
[  288.679615]  kthread+0x35a/0x440
[  288.682991]  ? kthread_stop+0x900/0x900
[  288.686975]  ret_from_fork+0x3a/0x50
[  288.690705] warn_alloc_show_mem: 1 callbacks suppressed
[  288.690717] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  288.690719] Mem-Info:
[  288.690749] active_anon:57642 inactive_anon:185 isolated_anon:0
[  288.690749]  active_file:18 inactive_file:10 isolated_file:0
[  288.690749]  unevictable:0 dirty:0 writeback:0 unstable:0
[  288.690749]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  288.690749]  mapped:49154 shmem:4339 pagetables:683 bounce:0
[  288.690749]  free:13715 free_pcp:103 free_cma:0
[  288.696095] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  288.703460] Node 0 active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  288.705892] Call Trace:
[  288.739226] 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
[  288.748572]  <IRQ>
[  288.776228] lowmem_reserve[]: 0 2818 6321 6321
[  288.778840]  dump_stack+0x244/0x39d
[  288.804930] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  288.807092]  ? dump_stack_print_info.cold.1+0x20/0x20
[  288.811648] lowmem_reserve[]: 0 0 3503 3503
[  288.815278]  warn_alloc.cold.116+0xb7/0x1bd
[  288.842400] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2732kB bounce:0kB free_pcp:412kB local_pcp:248kB free_cma:0kB
[  288.847588]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  288.851881] lowmem_reserve[]: 0 0 0 0
[  288.856204]  ? lock_downgrade+0x900/0x900
[  288.885068] 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
[  288.889912]  ? trace_hardirqs_off+0xb8/0x310
[  288.893694] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  288.897851]  ? trace_hardirqs_off+0xb8/0x310
[  288.911351] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 85*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13800kB
[  288.915755]  __alloc_pages_slowpath+0x26e8/0x2e10
[  288.931078] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  288.935495]  ? warn_alloc+0x120/0x120
[  288.950278] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  288.955109]  ? warn_alloc+0x120/0x120
[  288.963919] 4367 total pagecache pages
[  288.967711]  ? warn_alloc+0x120/0x120
[  288.976267] 0 pages in swap cache
[  288.980064]  ? print_usage_bug+0xc0/0xc0
[  288.983931] Swap cache stats: add 0, delete 0, find 0/0
[  288.987719]  ? print_usage_bug+0xc0/0xc0
[  288.991153] Free swap  = 0kB
[  288.995212]  ? ktime_get+0x2c1/0x400
[  289.000552] Total swap = 0kB
[  289.004613]  ? check_preemption_disabled+0x48/0x280
[  289.007604] 1965979 pages RAM
[  289.011309]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  289.014306] 0 pages HighMem/MovableOnly
[  289.019315]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.022396] 342853 pages reserved
[  289.026904]  ? should_fail+0x22d/0xd01
[  289.030856] 0 pages cma reserved
[  289.036393]  ? kasan_check_read+0x11/0x20
[  289.039891] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  289.043715]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  289.047113] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  289.051198]  ? __lock_acquire+0x62f/0x4c20
[  289.057688] kworker/1:4 cpuset=/ mems_allowed=0
[  289.062818]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  289.087075]  ? should_fail+0x22d/0xd01
[  289.090964]  ? print_usage_bug+0xc0/0xc0
[  289.095049]  ? mark_held_locks+0x130/0x130
[  289.099305]  ? mark_held_locks+0x130/0x130
[  289.103543]  ? check_preemption_disabled+0x48/0x280
[  289.108582]  ? zap_class+0x640/0x640
[  289.112318]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  289.117105]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.122661]  ? check_preemption_disabled+0x48/0x280
[  289.127691]  ? __lock_is_held+0xb5/0x140
[  289.131776]  __alloc_pages_nodemask+0xa80/0xde0
[  289.136447]  ? zap_class+0x640/0x640
[  289.140173]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  289.145201]  ? find_held_lock+0x36/0x1c0
[  289.149273]  ? ____cache_alloc_node+0x1c7/0x1e0
[  289.153952]  ? lock_downgrade+0x900/0x900
[  289.158108]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.163660]  cache_grow_begin+0xa5/0x8c0
[  289.167726]  ? do_raw_spin_unlock+0xa7/0x330
[  289.172149]  fallback_alloc+0x204/0x2e0
[  289.176152]  ____cache_alloc_node+0x1c7/0x1e0
[  289.180671]  kmem_cache_alloc_node+0xe3/0x730
[  289.185167]  ? lockdep_hardirqs_on+0x296/0x5b0
[  289.189760]  __alloc_skb+0x119/0x770
[  289.193473]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  289.198859]  ? netdev_alloc_frag+0x1f0/0x1f0
[  289.203291]  ? vprintk_default+0x28/0x30
[  289.207353]  ? vprintk_func+0x85/0x181
[  289.211243]  ? printk+0xa7/0xcf
[  289.214711]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  289.219476]  new_skb+0x26/0x1c0
[  289.222769]  aoecmd_cfg+0x279/0x7f0
[  289.226405]  ? find_held_lock+0x36/0x1c0
[  289.230469]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  289.234814]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.240384]  ? __lock_is_held+0xb5/0x140
[  289.244459]  discover_timer+0x50/0x60
[  289.248263]  call_timer_fn+0x272/0x920
[  289.252155]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  289.257000]  ? process_timeout+0x40/0x40
[  289.261085]  ? __run_timers+0x7da/0xc70
[  289.265113]  ? _raw_spin_unlock_irq+0x27/0x80
[  289.269608]  ? _raw_spin_unlock_irq+0x27/0x80
[  289.274133]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  289.278981]  ? lockdep_hardirqs_on+0x296/0x5b0
[  289.283586]  ? trace_hardirqs_on+0xbd/0x310
[  289.287954]  ? kasan_check_read+0x11/0x20
[  289.292114]  ? __run_timers+0x7da/0xc70
[  289.296092]  ? trace_hardirqs_off_caller+0x310/0x310
[  289.301224]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  289.306080]  __run_timers+0x7e5/0xc70
[  289.309888]  ? timer_fixup_init+0x70/0x70
[  289.314054]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  289.319225]  ? zap_class+0x640/0x640
[  289.322949]  ? enqueue_hrtimer+0x1a5/0x560
[  289.327189]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  289.332408]  ? find_held_lock+0x36/0x1c0
[  289.336523]  ? zap_class+0x640/0x640
[  289.340248]  ? pvclock_read_flags+0x160/0x160
[  289.344747]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.350294]  ? check_preemption_disabled+0x48/0x280
[  289.355322]  ? __lock_is_held+0xb5/0x140
[  289.359400]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.364944]  ? check_preemption_disabled+0x48/0x280
[  289.369966]  run_timer_softirq+0x52/0xb0
[  289.374047]  ? rcu_read_lock_sched_held+0x14f/0x180
[  289.379074]  __do_softirq+0x308/0xb7e
[  289.382878]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  289.387372]  ? lock_downgrade+0x900/0x900
[  289.391561]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  289.396673]  ? pvclock_read_flags+0x160/0x160
[  289.401174]  ? lapic_next_event+0x5a/0x90
[  289.405327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.410874]  ? kvm_clock_read+0x18/0x30
[  289.414851]  ? kvm_sched_clock_read+0x9/0x20
[  289.419262]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.424802]  ? check_preemption_disabled+0x48/0x280
[  289.429833]  irq_exit+0x17f/0x1c0
[  289.433289]  smp_apic_timer_interrupt+0x1cb/0x760
[  289.438135]  ? smp_reschedule_interrupt+0x109/0x650
[  289.443157]  ? smp_call_function_single_interrupt+0x650/0x650
[  289.449057]  ? interrupt_entry+0xb5/0xc0
[  289.453127]  ? trace_hardirqs_off_caller+0xbb/0x310
[  289.458163]  ? trace_hardirqs_off_caller+0xbb/0x310
[  289.463187]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.468047]  ? trace_hardirqs_on_caller+0x310/0x310
[  289.473079]  ? trace_hardirqs_on_caller+0x310/0x310
[  289.478096]  ? task_prio+0x50/0x50
[  289.481656]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.487199]  ? check_preemption_disabled+0x48/0x280
[  289.492227]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.497082]  apic_timer_interrupt+0xf/0x20
[  289.501317]  </IRQ>
[  289.503576] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  289.509464] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  289.528365] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  289.536072] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  289.543340] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  289.550609] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  289.557877] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  289.565141] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  289.572441]  ? save_stack+0xa9/0xd0
[  289.576082]  __kmalloc_node_track_caller+0x3c/0x70
[  289.581027]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  289.585797]  pskb_expand_head+0x230/0x10f0
[  289.590044]  ? check_preemption_disabled+0x48/0x280
[  289.595074]  ? memcpy+0x45/0x50
[  289.598358]  ? __copy_skb_header+0x350/0x6b0
[  289.602769]  ? skb_release_data+0x880/0x880
[  289.607097]  ? __alloc_skb+0x770/0x770
[  289.610998]  ? __lock_is_held+0xb5/0x140
[  289.615078]  ? kasan_check_write+0x14/0x20
[  289.619316]  ? __skb_clone+0x6c7/0xa00
[  289.623208]  ? __copy_skb_header+0x6b0/0x6b0
[  289.627615]  ? kmem_cache_alloc+0x33a/0x730
[  289.631949]  skb_ensure_writable+0x3dd/0x640
[  289.636363]  ? skb_checksum_setup+0xaa0/0xaa0
[  289.640861]  ? check_preemption_disabled+0x48/0x280
[  289.645887]  ? __this_cpu_preempt_check+0x1c/0x20
[  289.650730]  ? __bpf_redirect+0x54b/0xb20
[  289.654889]  bpf_clone_redirect+0x14a/0x490
[  289.659241]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  289.664263]  ? __sched_text_start+0x8/0x8
[  289.668417]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  289.673188]  ? find_held_lock+0x36/0x1c0
[  289.677263]  ? lock_acquire+0x1ed/0x520
[  289.681239]  ? bpf_test_run+0x3cb/0x780
[  289.685219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.690761]  ? check_preemption_disabled+0x48/0x280
[  289.695787]  ? kasan_check_read+0x11/0x20
[  289.699936]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  289.705238]  ? rcu_softirq_qs+0x20/0x20
[  289.709218]  ? preempt_schedule+0x4d/0x60
[  289.713366]  ? ___preempt_schedule+0x16/0x18
[  289.717793]  ? bpf_test_run+0x25d/0x780
[  289.721793]  ? netlink_diag_dump+0x2a0/0x2a0
[  289.726206]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.731748]  ? bpf_test_init.isra.10+0x70/0x100
[  289.736440]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  289.741209]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  289.746067]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  289.751608]  ? fput+0x130/0x1a0
[  289.754906]  ? __bpf_prog_get+0x9b/0x290
[  289.758971]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  289.763826]  ? bpf_prog_test_run+0x130/0x1a0
[  289.768240]  ? __x64_sys_bpf+0x3db/0x520
[  289.772305]  ? bpf_prog_get+0x20/0x20
[  289.776164]  ? do_syscall_64+0x1b9/0x820
[  289.780227]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  289.785594]  ? syscall_return_slowpath+0x5e0/0x5e0
[  289.790522]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.795398]  ? trace_hardirqs_on_caller+0x310/0x310
[  289.800415]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  289.805433]  ? prepare_exit_to_usermode+0x291/0x3b0
[  289.810455]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.815323]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  289.820781] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  289.820862] aoe: skb alloc failure
[  289.827904] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  289.827923] Workqueue: events_power_efficient neigh_periodic_work
[  289.831503] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  289.840785] Call Trace:
[  289.847050] syz-executor2 cpuset=syz2 mems_allowed=0
[  289.857517]  <IRQ>
[  289.867333]  dump_stack+0x244/0x39d
[  289.870968]  ? dump_stack_print_info.cold.1+0x20/0x20
[  289.876177]  warn_alloc.cold.116+0xb7/0x1bd
[  289.880504]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  289.885354]  ? lock_downgrade+0x900/0x900
[  289.889512]  ? trace_hardirqs_off+0xb8/0x310
[  289.893929]  ? trace_hardirqs_off+0xb8/0x310
[  289.898348]  __alloc_pages_slowpath+0x26e8/0x2e10
[  289.903262]  ? warn_alloc+0x120/0x120
[  289.907075]  ? print_usage_bug+0xc0/0xc0
[  289.911149]  ? warn_alloc+0x120/0x120
[  289.914958]  ? warn_alloc+0x120/0x120
[  289.918766]  ? print_usage_bug+0xc0/0xc0
[  289.922838]  ? print_usage_bug+0xc0/0xc0
[  289.926908]  ? __lock_acquire+0x62f/0x4c20
[  289.931155]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.936708]  ? should_fail+0x22d/0xd01
[  289.940602]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  289.945705]  ? __lock_acquire+0x62f/0x4c20
[  289.949946]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  289.955059]  ? __lock_acquire+0x62f/0x4c20
[  289.959294]  ? should_fail+0x22d/0xd01
[  289.963183]  ? find_held_lock+0x36/0x1c0
[  289.967255]  ? mark_held_locks+0x130/0x130
[  289.971500]  ? mark_held_locks+0x130/0x130
[  289.975737]  ? zap_class+0x640/0x640
[  289.979459]  ? zap_class+0x640/0x640
[  289.983178]  ? print_usage_bug+0xc0/0xc0
[  289.987240]  ? do_raw_spin_unlock+0xa7/0x330
[  289.991664]  ? zap_class+0x640/0x640
[  289.995383]  ? print_usage_bug+0xc0/0xc0
[  289.999447]  ? wq_watchdog_touch+0x9c/0xfe
[  290.003691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.009234]  ? check_preemption_disabled+0x48/0x280
[  290.014267]  ? __lock_is_held+0xb5/0x140
[  290.018339]  __alloc_pages_nodemask+0xa80/0xde0
[  290.023012]  ? zap_class+0x640/0x640
[  290.026768]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  290.031798]  ? find_held_lock+0x36/0x1c0
[  290.035871]  ? ____cache_alloc_node+0x1c7/0x1e0
[  290.040551]  ? lock_downgrade+0x900/0x900
[  290.044758]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.050302]  cache_grow_begin+0xa5/0x8c0
[  290.054364]  ? do_raw_spin_unlock+0xa7/0x330
[  290.058782]  fallback_alloc+0x204/0x2e0
[  290.062796]  ____cache_alloc_node+0x1c7/0x1e0
[  290.067303]  kmem_cache_alloc_node+0xe3/0x730
[  290.071816]  ? ipv6_get_ifaddr+0x42e/0x620
[  290.076066]  __alloc_skb+0x119/0x770
[  290.079826]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  290.085110]  ? netdev_alloc_frag+0x1f0/0x1f0
[  290.089520]  ? lock_downgrade+0x900/0x900
[  290.093682]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.099226]  ? refcount_sub_and_test_checked+0x203/0x310
[  290.104696]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  290.110152]  ? addrconf_rs_timer+0x690/0x690
[  290.114589]  ndisc_alloc_skb+0x144/0x340
[  290.118686]  ndisc_send_rs+0x331/0x6e0
[  290.122608]  addrconf_rs_timer+0x314/0x690
[  290.126850]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.131100]  call_timer_fn+0x272/0x920
[  290.134990]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.139236]  ? process_timeout+0x40/0x40
[  290.143308]  ? mark_held_locks+0xc7/0x130
[  290.147492]  ? _raw_spin_unlock_irq+0x27/0x80
[  290.152003]  ? _raw_spin_unlock_irq+0x27/0x80
[  290.156507]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.160763]  ? lockdep_hardirqs_on+0x296/0x5b0
[  290.165353]  ? trace_hardirqs_on+0xbd/0x310
[  290.169682]  ? kasan_check_read+0x11/0x20
[  290.173846]  ? __run_timers+0x7da/0xc70
[  290.177824]  ? trace_hardirqs_off_caller+0x310/0x310
[  290.182966]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.187482]  __run_timers+0x7e5/0xc70
[  290.191294]  ? timer_fixup_init+0x70/0x70
[  290.195443]  ? lock_downgrade+0x900/0x900
[  290.199594]  ? zap_class+0x640/0x640
[  290.203325]  ? print_usage_bug+0xc0/0xc0
[  290.207388]  ? trace_hardirqs_on+0x310/0x310
[  290.211821]  ? kvm_clock_read+0x18/0x30
[  290.215801]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  290.220818]  ? ktime_get+0x2c1/0x400
[  290.224540]  ? zap_class+0x640/0x640
[  290.228261]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.233808]  ? check_preemption_disabled+0x48/0x280
[  290.238839]  ? __lock_is_held+0xb5/0x140
[  290.242919]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.248474]  ? check_preemption_disabled+0x48/0x280
[  290.253496]  run_timer_softirq+0x52/0xb0
[  290.257596]  ? rcu_read_lock_sched_held+0x14f/0x180
[  290.262666]  __do_softirq+0x308/0xb7e
[  290.266483]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  290.271597]  ? irq_exit+0xbd/0x1c0
[  290.275141]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  290.280174]  ? smp_reschedule_interrupt+0x109/0x650
[  290.285201]  ? smp_call_function_single_interrupt+0x650/0x650
[  290.291092]  ? ret_from_intr+0xb/0x1e
[  290.294897]  ? trace_hardirqs_off_caller+0xbb/0x310
[  290.299920]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.304795]  ? trace_hardirqs_on_caller+0x310/0x310
[  290.309811]  ? task_prio+0x50/0x50
[  290.313354]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.318893]  ? check_preemption_disabled+0x48/0x280
[  290.323921]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.328770]  ? neigh_periodic_work+0x6bd/0xc60
[  290.333354]  do_softirq_own_stack+0x2a/0x40
[  290.337668]  </IRQ>
[  290.339903]  do_softirq.part.14+0x126/0x160
[  290.344225]  __local_bh_enable_ip+0x21d/0x260
[  290.348723]  _raw_write_unlock_bh+0x30/0x40
[  290.353055]  neigh_periodic_work+0x6bd/0xc60
[  290.357477]  ? neigh_table_clear+0x390/0x390
[  290.361903]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.367445]  ? check_preemption_disabled+0x48/0x280
[  290.372475]  ? __lock_is_held+0xb5/0x140
[  290.376587]  process_one_work+0xc90/0x1c40
[  290.380828]  ? mark_held_locks+0x130/0x130
[  290.385076]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  290.389746]  ? __switch_to_asm+0x40/0x70
[  290.393807]  ? __switch_to_asm+0x40/0x70
[  290.397866]  ? __switch_to_asm+0x34/0x70
[  290.401924]  ? __switch_to_asm+0x40/0x70
[  290.405985]  ? __switch_to_asm+0x34/0x70
[  290.410057]  ? __switch_to_asm+0x40/0x70
[  290.414115]  ? __switch_to_asm+0x34/0x70
[  290.418175]  ? __switch_to_asm+0x40/0x70
[  290.422244]  ? __schedule+0x8d7/0x21d0
[  290.426131]  ? __switch_to_asm+0x34/0x70
[  290.430194]  ? __switch_to_asm+0x40/0x70
[  290.434271]  ? zap_class+0x640/0x640
[  290.437991]  ? find_held_lock+0x36/0x1c0
[  290.442067]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  290.446667]  ? lock_acquire+0x1ed/0x520
[  290.450645]  ? worker_thread+0x3e0/0x1390
[  290.454806]  ? kasan_check_read+0x11/0x20
[  290.458984]  ? do_raw_spin_lock+0x14f/0x350
[  290.463334]  ? kasan_check_read+0x11/0x20
[  290.467485]  ? rwlock_bug.part.2+0x90/0x90
[  290.471723]  ? trace_hardirqs_on+0x310/0x310
[  290.476151]  worker_thread+0x17f/0x1390
[  290.480128]  ? __switch_to_asm+0x34/0x70
[  290.484203]  ? process_one_work+0x1c40/0x1c40
[  290.488716]  ? __sched_text_start+0x8/0x8
[  290.492868]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  290.497651]  ? __kthread_parkme+0xce/0x1a0
[  290.501890]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  290.507006]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  290.512122]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  290.516708]  ? trace_hardirqs_on+0xbd/0x310
[  290.521043]  ? kasan_check_read+0x11/0x20
[  290.525196]  ? __kthread_parkme+0xce/0x1a0
[  290.529433]  ? trace_hardirqs_off_caller+0x310/0x310
[  290.534553]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  290.539739]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.545277]  ? __kthread_parkme+0xfb/0x1a0
[  290.549519]  ? process_one_work+0x1c40/0x1c40
[  290.554033]  kthread+0x35a/0x440
[  290.557406]  ? kthread_stop+0x900/0x900
[  290.561385]  ret_from_fork+0x3a/0x50
[  290.565117] warn_alloc_show_mem: 1 callbacks suppressed
[  290.565129] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  290.565131] Mem-Info:
[  290.565161] active_anon:57642 inactive_anon:185 isolated_anon:0
[  290.565161]  active_file:18 inactive_file:10 isolated_file:0
[  290.565161]  unevictable:0 dirty:0 writeback:0 unstable:0
[  290.565161]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  290.565161]  mapped:49154 shmem:4339 pagetables:683 bounce:0
[  290.565161]  free:13715 free_pcp:103 free_cma:0
[  290.570510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  290.577882] Node 0 active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  290.580284] Call Trace:
[  290.614282] 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
[  290.623631]  <IRQ>
[  290.651283] lowmem_reserve[]: 0 2818 6321 6321
[  290.653879]  dump_stack+0x244/0x39d
[  290.679974] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  290.682121]  ? dump_stack_print_info.cold.1+0x20/0x20
[  290.686681] lowmem_reserve[]: 0 0 3503 3503
[  290.690320]  warn_alloc.cold.116+0xb7/0x1bd
[  290.717438] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2732kB bounce:0kB free_pcp:412kB local_pcp:248kB free_cma:0kB
[  290.722624]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  290.726919] lowmem_reserve[]: 0 0 0 0
[  290.731241]  ? lock_downgrade+0x900/0x900
[  290.760118] 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
[  290.764961]  ? trace_hardirqs_off+0xb8/0x310
[  290.768735] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  290.772883]  ? trace_hardirqs_off+0xb8/0x310
[  290.786372] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 85*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13800kB
[  290.790804]  __alloc_pages_slowpath+0x26e8/0x2e10
[  290.806128] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  290.810548]  ? warn_alloc+0x120/0x120
[  290.825350] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  290.830185]  ? warn_alloc+0x120/0x120
[  290.839015] 4367 total pagecache pages
[  290.842826]  ? warn_alloc+0x120/0x120
[  290.851382] 0 pages in swap cache
[  290.855173]  ? print_usage_bug+0xc0/0xc0
[  290.859039] Swap cache stats: add 0, delete 0, find 0/0
[  290.859048] Free swap  = 0kB
[  290.862840]  ? print_usage_bug+0xc0/0xc0
[  290.866268] Total swap = 0kB
[  290.870326]  ? ktime_get+0x2c1/0x400
[  290.875674] 1965979 pages RAM
[  290.878688]  ? check_preemption_disabled+0x48/0x280
[  290.882735] 0 pages HighMem/MovableOnly
[  290.885767]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  290.889456] 342853 pages reserved
[  290.892556]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.897550] 0 pages cma reserved
[  290.901518]  ? should_fail+0x22d/0xd01
[  290.906058] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  290.909442]  ? kasan_check_read+0x11/0x20
[  290.909461]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  290.909478]  ? __lock_acquire+0x62f/0x4c20
[  290.915061] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  290.918357]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  290.922219] kworker/1:4 cpuset=/ mems_allowed=0
[  290.928721]  ? should_fail+0x22d/0xd01
[  290.966101]  ? print_usage_bug+0xc0/0xc0
[  290.970175]  ? mark_held_locks+0x130/0x130
[  290.974427]  ? mark_held_locks+0x130/0x130
[  290.978678]  ? check_preemption_disabled+0x48/0x280
[  290.983724]  ? zap_class+0x640/0x640
[  290.987443]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  290.992206]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.997744]  ? check_preemption_disabled+0x48/0x280
[  291.002776]  ? __lock_is_held+0xb5/0x140
[  291.006845]  __alloc_pages_nodemask+0xa80/0xde0
[  291.011519]  ? zap_class+0x640/0x640
[  291.015241]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  291.020270]  ? find_held_lock+0x36/0x1c0
[  291.024356]  ? ____cache_alloc_node+0x1c7/0x1e0
[  291.029041]  ? lock_downgrade+0x900/0x900
[  291.033205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.038747]  cache_grow_begin+0xa5/0x8c0
[  291.042808]  ? do_raw_spin_unlock+0xa7/0x330
[  291.047225]  fallback_alloc+0x204/0x2e0
[  291.051211]  ____cache_alloc_node+0x1c7/0x1e0
[  291.055718]  kmem_cache_alloc_node+0xe3/0x730
[  291.060216]  ? lockdep_hardirqs_on+0x296/0x5b0
[  291.064810]  __alloc_skb+0x119/0x770
[  291.068528]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  291.073896]  ? netdev_alloc_frag+0x1f0/0x1f0
[  291.078313]  ? vprintk_default+0x28/0x30
[  291.082377]  ? vprintk_func+0x85/0x181
[  291.086269]  ? printk+0xa7/0xcf
[  291.089554]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  291.094324]  new_skb+0x26/0x1c0
[  291.097607]  aoecmd_cfg+0x279/0x7f0
[  291.101236]  ? find_held_lock+0x36/0x1c0
[  291.105304]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  291.109654]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.115224]  ? __lock_is_held+0xb5/0x140
[  291.119300]  discover_timer+0x50/0x60
[  291.123107]  call_timer_fn+0x272/0x920
[  291.126998]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  291.131853]  ? process_timeout+0x40/0x40
[  291.135922]  ? __run_timers+0x7da/0xc70
[  291.139898]  ? _raw_spin_unlock_irq+0x27/0x80
[  291.144395]  ? _raw_spin_unlock_irq+0x27/0x80
[  291.148893]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  291.153739]  ? lockdep_hardirqs_on+0x296/0x5b0
[  291.158325]  ? trace_hardirqs_on+0xbd/0x310
[  291.162652]  ? kasan_check_read+0x11/0x20
[  291.166802]  ? __run_timers+0x7da/0xc70
[  291.170780]  ? trace_hardirqs_off_caller+0x310/0x310
[  291.176006]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  291.180877]  __run_timers+0x7e5/0xc70
[  291.185140]  ? timer_fixup_init+0x70/0x70
[  291.189300]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  291.194326]  ? zap_class+0x640/0x640
[  291.198057]  ? enqueue_hrtimer+0x1a5/0x560
[  291.202302]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  291.207500]  ? find_held_lock+0x36/0x1c0
[  291.211567]  ? zap_class+0x640/0x640
[  291.215292]  ? pvclock_read_flags+0x160/0x160
[  291.219796]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.225337]  ? check_preemption_disabled+0x48/0x280
[  291.230367]  ? __lock_is_held+0xb5/0x140
[  291.234444]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.239985]  ? check_preemption_disabled+0x48/0x280
[  291.245012]  run_timer_softirq+0x52/0xb0
[  291.249091]  ? rcu_read_lock_sched_held+0x14f/0x180
[  291.254119]  __do_softirq+0x308/0xb7e
[  291.257927]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  291.262433]  ? lock_downgrade+0x900/0x900
[  291.266590]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  291.271702]  ? pvclock_read_flags+0x160/0x160
[  291.276201]  ? lapic_next_event+0x5a/0x90
[  291.280358]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.285906]  ? kvm_clock_read+0x18/0x30
[  291.289880]  ? kvm_sched_clock_read+0x9/0x20
[  291.294296]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.299835]  ? check_preemption_disabled+0x48/0x280
[  291.304863]  irq_exit+0x17f/0x1c0
[  291.308319]  smp_apic_timer_interrupt+0x1cb/0x760
[  291.313163]  ? smp_reschedule_interrupt+0x109/0x650
[  291.318339]  ? smp_call_function_single_interrupt+0x650/0x650
[  291.324230]  ? interrupt_entry+0xb5/0xc0
[  291.328299]  ? trace_hardirqs_off_caller+0xbb/0x310
[  291.333315]  ? trace_hardirqs_off_caller+0xbb/0x310
[  291.338335]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.343180]  ? trace_hardirqs_on_caller+0x310/0x310
[  291.348196]  ? trace_hardirqs_on_caller+0x310/0x310
[  291.353216]  ? task_prio+0x50/0x50
[  291.356765]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.362305]  ? check_preemption_disabled+0x48/0x280
[  291.367328]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.372186]  apic_timer_interrupt+0xf/0x20
[  291.376416]  </IRQ>
[  291.378691] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  291.384578] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  291.403490] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  291.411199] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  291.418467] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  291.425732] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  291.432999] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  291.440277] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  291.447580]  ? save_stack+0xa9/0xd0
[  291.451220]  __kmalloc_node_track_caller+0x3c/0x70
[  291.456161]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  291.460925]  pskb_expand_head+0x230/0x10f0
[  291.465165]  ? check_preemption_disabled+0x48/0x280
[  291.470187]  ? memcpy+0x45/0x50
[  291.473470]  ? __copy_skb_header+0x350/0x6b0
[  291.477882]  ? skb_release_data+0x880/0x880
[  291.482208]  ? __alloc_skb+0x770/0x770
[  291.486112]  ? __lock_is_held+0xb5/0x140
[  291.490185]  ? kasan_check_write+0x14/0x20
[  291.494423]  ? __skb_clone+0x6c7/0xa00
[  291.498313]  ? __copy_skb_header+0x6b0/0x6b0
[  291.502722]  ? kmem_cache_alloc+0x33a/0x730
[  291.507065]  skb_ensure_writable+0x3dd/0x640
[  291.511480]  ? skb_checksum_setup+0xaa0/0xaa0
[  291.515976]  ? check_preemption_disabled+0x48/0x280
[  291.520998]  ? __this_cpu_preempt_check+0x1c/0x20
[  291.525853]  ? __bpf_redirect+0x54b/0xb20
[  291.530009]  bpf_clone_redirect+0x14a/0x490
[  291.534350]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  291.539370]  ? __sched_text_start+0x8/0x8
[  291.543527]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  291.548293]  ? find_held_lock+0x36/0x1c0
[  291.552362]  ? lock_acquire+0x1ed/0x520
[  291.556342]  ? bpf_test_run+0x3cb/0x780
[  291.560319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.565860]  ? check_preemption_disabled+0x48/0x280
[  291.570889]  ? kasan_check_read+0x11/0x20
[  291.575049]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  291.580339]  ? rcu_softirq_qs+0x20/0x20
[  291.584319]  ? preempt_schedule+0x4d/0x60
[  291.588470]  ? ___preempt_schedule+0x16/0x18
[  291.592895]  ? bpf_test_run+0x25d/0x780
[  291.596882]  ? netlink_diag_dump+0x2a0/0x2a0
[  291.601310]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.606846]  ? bpf_test_init.isra.10+0x70/0x100
[  291.611522]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  291.616303]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  291.621152]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  291.626693]  ? fput+0x130/0x1a0
[  291.629977]  ? __bpf_prog_get+0x9b/0x290
[  291.634056]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  291.638899]  ? bpf_prog_test_run+0x130/0x1a0
[  291.643312]  ? __x64_sys_bpf+0x3db/0x520
[  291.647377]  ? bpf_prog_get+0x20/0x20
[  291.651204]  ? do_syscall_64+0x1b9/0x820
[  291.655265]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  291.660637]  ? syscall_return_slowpath+0x5e0/0x5e0
[  291.665571]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.670418]  ? trace_hardirqs_on_caller+0x310/0x310
[  291.675441]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  291.680463]  ? prepare_exit_to_usermode+0x291/0x3b0
[  291.685485]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.690343]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  291.695731] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  291.695820] aoe: skb alloc failure
[  291.702853] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  291.702871] Workqueue: events_power_efficient neigh_periodic_work
[  291.702879] Call Trace:
[  291.702886]  <IRQ>
[  291.702903]  dump_stack+0x244/0x39d
[  291.706456] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  291.715781]  ? dump_stack_print_info.cold.1+0x20/0x20
[  291.721990] syz-executor2 cpuset=syz2 mems_allowed=0
[  291.724576]  warn_alloc.cold.116+0xb7/0x1bd
[  291.755366]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  291.760215]  ? lock_downgrade+0x900/0x900
[  291.764377]  ? trace_hardirqs_off+0xb8/0x310
[  291.768795]  ? trace_hardirqs_off+0xb8/0x310
[  291.773214]  __alloc_pages_slowpath+0x26e8/0x2e10
[  291.778089]  ? warn_alloc+0x120/0x120
[  291.781893]  ? print_usage_bug+0xc0/0xc0
[  291.785956]  ? warn_alloc+0x120/0x120
[  291.789767]  ? warn_alloc+0x120/0x120
[  291.793580]  ? print_usage_bug+0xc0/0xc0
[  291.797653]  ? print_usage_bug+0xc0/0xc0
[  291.801718]  ? __lock_acquire+0x62f/0x4c20
[  291.805965]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.811507]  ? should_fail+0x22d/0xd01
[  291.815406]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  291.820511]  ? __lock_acquire+0x62f/0x4c20
[  291.824754]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  291.829859]  ? __lock_acquire+0x62f/0x4c20
[  291.834101]  ? should_fail+0x22d/0xd01
[  291.837991]  ? find_held_lock+0x36/0x1c0
[  291.842075]  ? mark_held_locks+0x130/0x130
[  291.846322]  ? mark_held_locks+0x130/0x130
[  291.850562]  ? zap_class+0x640/0x640
[  291.854318]  ? zap_class+0x640/0x640
[  291.858044]  ? print_usage_bug+0xc0/0xc0
[  291.862111]  ? do_raw_spin_unlock+0xa7/0x330
[  291.866525]  ? zap_class+0x640/0x640
[  291.870263]  ? print_usage_bug+0xc0/0xc0
[  291.874328]  ? wq_watchdog_touch+0x9c/0xfe
[  291.878571]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.884114]  ? check_preemption_disabled+0x48/0x280
[  291.889149]  ? __lock_is_held+0xb5/0x140
[  291.893220]  __alloc_pages_nodemask+0xa80/0xde0
[  291.897893]  ? zap_class+0x640/0x640
[  291.901617]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  291.906645]  ? find_held_lock+0x36/0x1c0
[  291.910720]  ? ____cache_alloc_node+0x1c7/0x1e0
[  291.915392]  ? lock_downgrade+0x900/0x900
[  291.919557]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.925102]  cache_grow_begin+0xa5/0x8c0
[  291.929167]  ? do_raw_spin_unlock+0xa7/0x330
[  291.933586]  fallback_alloc+0x204/0x2e0
[  291.937573]  ____cache_alloc_node+0x1c7/0x1e0
[  291.942075]  kmem_cache_alloc_node+0xe3/0x730
[  291.946574]  ? ipv6_get_ifaddr+0x42e/0x620
[  291.950823]  __alloc_skb+0x119/0x770
[  291.954584]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  291.959865]  ? netdev_alloc_frag+0x1f0/0x1f0
[  291.964285]  ? lock_downgrade+0x900/0x900
[  291.968443]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.973981]  ? refcount_sub_and_test_checked+0x203/0x310
[  291.979438]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  291.984891]  ? addrconf_rs_timer+0x690/0x690
[  291.989317]  ndisc_alloc_skb+0x144/0x340
[  291.993384]  ndisc_send_rs+0x331/0x6e0
[  291.997283]  addrconf_rs_timer+0x314/0x690
[  292.001525]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.005780]  call_timer_fn+0x272/0x920
[  292.009672]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.013911]  ? process_timeout+0x40/0x40
[  292.017986]  ? mark_held_locks+0xc7/0x130
[  292.022150]  ? _raw_spin_unlock_irq+0x27/0x80
[  292.026650]  ? _raw_spin_unlock_irq+0x27/0x80
[  292.031146]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.035388]  ? lockdep_hardirqs_on+0x296/0x5b0
[  292.039975]  ? trace_hardirqs_on+0xbd/0x310
[  292.044301]  ? kasan_check_read+0x11/0x20
[  292.048451]  ? __run_timers+0x7da/0xc70
[  292.052440]  ? trace_hardirqs_off_caller+0x310/0x310
[  292.057556]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.061801]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.066053]  __run_timers+0x7e5/0xc70
[  292.069866]  ? timer_fixup_init+0x70/0x70
[  292.074017]  ? lock_downgrade+0x900/0x900
[  292.078173]  ? zap_class+0x640/0x640
[  292.081902]  ? print_usage_bug+0xc0/0xc0
[  292.085965]  ? trace_hardirqs_on+0x310/0x310
[  292.090385]  ? kvm_clock_read+0x18/0x30
[  292.094361]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  292.099400]  ? ktime_get+0x2c1/0x400
[  292.103124]  ? zap_class+0x640/0x640
[  292.106847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.112389]  ? check_preemption_disabled+0x48/0x280
[  292.117448]  ? __lock_is_held+0xb5/0x140
[  292.121544]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.127087]  ? check_preemption_disabled+0x48/0x280
[  292.132110]  run_timer_softirq+0x52/0xb0
[  292.136174]  ? rcu_read_lock_sched_held+0x14f/0x180
[  292.141197]  __do_softirq+0x308/0xb7e
[  292.145010]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  292.150121]  ? irq_exit+0xbd/0x1c0
[  292.153666]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  292.158728]  ? smp_reschedule_interrupt+0x109/0x650
[  292.163747]  ? smp_call_function_single_interrupt+0x650/0x650
[  292.169653]  ? ret_from_intr+0xb/0x1e
[  292.173473]  ? trace_hardirqs_off_caller+0xbb/0x310
[  292.178514]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  292.183390]  ? trace_hardirqs_on_caller+0x310/0x310
[  292.188624]  ? task_prio+0x50/0x50
[  292.192171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.197716]  ? check_preemption_disabled+0x48/0x280
[  292.202759]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  292.207608]  ? neigh_periodic_work+0x6bd/0xc60
[  292.212192]  do_softirq_own_stack+0x2a/0x40
[  292.216509]  </IRQ>
[  292.218755]  do_softirq.part.14+0x126/0x160
[  292.223082]  __local_bh_enable_ip+0x21d/0x260
[  292.227600]  _raw_write_unlock_bh+0x30/0x40
[  292.231935]  neigh_periodic_work+0x6bd/0xc60
[  292.236356]  ? neigh_table_clear+0x390/0x390
[  292.240774]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.246323]  ? check_preemption_disabled+0x48/0x280
[  292.251387]  ? __lock_is_held+0xb5/0x140
[  292.255508]  process_one_work+0xc90/0x1c40
[  292.259771]  ? mark_held_locks+0x130/0x130
[  292.264075]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  292.268746]  ? __switch_to_asm+0x40/0x70
[  292.272842]  ? __switch_to_asm+0x40/0x70
[  292.277002]  ? __switch_to_asm+0x34/0x70
[  292.281081]  ? __switch_to_asm+0x40/0x70
[  292.285145]  ? __switch_to_asm+0x34/0x70
[  292.289206]  ? __switch_to_asm+0x40/0x70
[  292.293270]  ? __switch_to_asm+0x34/0x70
[  292.297335]  ? __switch_to_asm+0x40/0x70
[  292.301408]  ? __schedule+0x8d7/0x21d0
[  292.305294]  ? __switch_to_asm+0x34/0x70
[  292.309360]  ? __switch_to_asm+0x40/0x70
[  292.313440]  ? zap_class+0x640/0x640
[  292.317173]  ? find_held_lock+0x36/0x1c0
[  292.321243]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  292.325883]  ? lock_acquire+0x1ed/0x520
[  292.329859]  ? worker_thread+0x3e0/0x1390
[  292.334043]  ? kasan_check_read+0x11/0x20
[  292.338219]  ? do_raw_spin_lock+0x14f/0x350
[  292.342548]  ? kasan_check_read+0x11/0x20
[  292.346699]  ? rwlock_bug.part.2+0x90/0x90
[  292.350938]  ? trace_hardirqs_on+0x310/0x310
[  292.355366]  worker_thread+0x17f/0x1390
[  292.359352]  ? __switch_to_asm+0x34/0x70
[  292.363456]  ? process_one_work+0x1c40/0x1c40
[  292.367987]  ? __sched_text_start+0x8/0x8
[  292.372152]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  292.376932]  ? __kthread_parkme+0xce/0x1a0
[  292.381174]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  292.386290]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  292.391412]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  292.395999]  ? trace_hardirqs_on+0xbd/0x310
[  292.400340]  ? kasan_check_read+0x11/0x20
[  292.404491]  ? __kthread_parkme+0xce/0x1a0
[  292.408755]  ? trace_hardirqs_off_caller+0x310/0x310
[  292.413897]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  292.419001]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.424550]  ? __kthread_parkme+0xfb/0x1a0
[  292.428791]  ? process_one_work+0x1c40/0x1c40
[  292.433288]  kthread+0x35a/0x440
[  292.436662]  ? kthread_stop+0x900/0x900
[  292.440648]  ret_from_fork+0x3a/0x50
[  292.444395] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  292.444400] warn_alloc_show_mem: 1 callbacks suppressed
[  292.444407] Mem-Info:
[  292.451781] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  292.457149] active_anon:57642 inactive_anon:185 isolated_anon:0
[  292.457149]  active_file:18 inactive_file:10 isolated_file:0
[  292.457149]  unevictable:0 dirty:0 writeback:0 unstable:0
[  292.457149]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  292.457149]  mapped:49154 shmem:4339 pagetables:683 bounce:0
[  292.457149]  free:13715 free_pcp:103 free_cma:0
[  292.459523] Call Trace:
[  292.468917] Node 0 active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  292.501858]  <IRQ>
[  292.504432] 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
[  292.532101]  dump_stack+0x244/0x39d
[  292.534226] lowmem_reserve[]: 0 2818 6321 6321
[  292.560331]  ? dump_stack_print_info.cold.1+0x20/0x20
[  292.563936] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  292.568522]  warn_alloc.cold.116+0xb7/0x1bd
[  292.573682] lowmem_reserve[]: 0 0 3503 3503
[  292.600846]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  292.605143] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2732kB bounce:0kB free_pcp:412kB local_pcp:248kB free_cma:0kB
[  292.609472]  ? lock_downgrade+0x900/0x900
[  292.614278] lowmem_reserve[]: 0 0 0 0
[  292.643176]  ? trace_hardirqs_off+0xb8/0x310
[  292.647297] 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
[  292.651093]  ? trace_hardirqs_off+0xb8/0x310
[  292.655477] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  292.668995]  __alloc_pages_slowpath+0x26e8/0x2e10
[  292.673378] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 85*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13800kB
[  292.688737]  ? warn_alloc+0x120/0x120
[  292.693544] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  292.708355]  ? warn_alloc+0x120/0x120
[  292.712172] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  292.720999]  ? __lock_acquire+0x62f/0x4c20
[  292.724772] 4367 total pagecache pages
[  292.733354]  ? warn_alloc+0x120/0x120
[  292.737570] 0 pages in swap cache
[  292.741487]  ? print_usage_bug+0xc0/0xc0
[  292.745265] Swap cache stats: add 0, delete 0, find 0/0
[  292.748706]  ? print_usage_bug+0xc0/0xc0
[  292.752740] Free swap  = 0kB
[  292.758094]  ? mark_held_locks+0x130/0x130
[  292.762149] Total swap = 0kB
[  292.765162]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.769371] 1965979 pages RAM
[  292.772387]  ? should_fail+0x22d/0xd01
[  292.777901] 0 pages HighMem/MovableOnly
[  292.781012]  ? zap_class+0x640/0x640
[  292.784899] 342853 pages reserved
[  292.788865]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  292.792564] 0 pages cma reserved
[  292.796009]  ? __lock_acquire+0x62f/0x4c20
[  292.801172] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  292.804467]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  292.808732] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  292.815183]  ? should_fail+0x22d/0xd01
[  292.820265] kworker/1:4 cpuset=/ mems_allowed=0
[  292.830590]  ? mark_held_locks+0x130/0x130
[  292.843375]  ? mark_held_locks+0x130/0x130
[  292.847626]  ? lock_downgrade+0x900/0x900
[  292.851799]  ? zap_class+0x640/0x640
[  292.855528]  ? zap_class+0x640/0x640
[  292.859262]  ? zap_class+0x640/0x640
[  292.862984]  ? do_raw_spin_unlock+0xa7/0x330
[  292.867397]  ? trace_hardirqs_on+0x310/0x310
[  292.871820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.877359]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.882924]  ? check_preemption_disabled+0x48/0x280
[  292.887960]  ? __lock_is_held+0xb5/0x140
[  292.892041]  __alloc_pages_nodemask+0xa80/0xde0
[  292.896714]  ? zap_class+0x640/0x640
[  292.900493]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  292.905524]  ? find_held_lock+0x36/0x1c0
[  292.909620]  ? ____cache_alloc_node+0x1c7/0x1e0
[  292.914291]  ? lock_downgrade+0x900/0x900
[  292.918450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.924005]  cache_grow_begin+0xa5/0x8c0
[  292.928086]  ? do_raw_spin_unlock+0xa7/0x330
[  292.932509]  fallback_alloc+0x204/0x2e0
[  292.936518]  ____cache_alloc_node+0x1c7/0x1e0
[  292.941018]  kmem_cache_alloc_node+0xe3/0x730
[  292.945572]  ? lockdep_hardirqs_on+0x296/0x5b0
[  292.950166]  __alloc_skb+0x119/0x770
[  292.953877]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  292.959247]  ? netdev_alloc_frag+0x1f0/0x1f0
[  292.963668]  ? vprintk_default+0x28/0x30
[  292.967730]  ? vprintk_func+0x85/0x181
[  292.971619]  ? printk+0xa7/0xcf
[  292.974917]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  292.979685]  new_skb+0x26/0x1c0
[  292.982965]  aoecmd_cfg+0x279/0x7f0
[  292.986593]  ? find_held_lock+0x36/0x1c0
[  292.990658]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  292.995004]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.000580]  ? __lock_is_held+0xb5/0x140
[  293.004669]  discover_timer+0x50/0x60
[  293.008468]  call_timer_fn+0x272/0x920
[  293.012389]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  293.017234]  ? process_timeout+0x40/0x40
[  293.021307]  ? __run_timers+0x7da/0xc70
[  293.025286]  ? _raw_spin_unlock_irq+0x27/0x80
[  293.029782]  ? _raw_spin_unlock_irq+0x27/0x80
[  293.034281]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  293.039156]  ? lockdep_hardirqs_on+0x296/0x5b0
[  293.043761]  ? trace_hardirqs_on+0xbd/0x310
[  293.048131]  ? kasan_check_read+0x11/0x20
[  293.052279]  ? __run_timers+0x7da/0xc70
[  293.056258]  ? trace_hardirqs_off_caller+0x310/0x310
[  293.061378]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  293.066228]  __run_timers+0x7e5/0xc70
[  293.070066]  ? timer_fixup_init+0x70/0x70
[  293.074218]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  293.079237]  ? zap_class+0x640/0x640
[  293.082973]  ? enqueue_hrtimer+0x1a5/0x560
[  293.087217]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  293.092417]  ? find_held_lock+0x36/0x1c0
[  293.096491]  ? zap_class+0x640/0x640
[  293.100225]  ? pvclock_read_flags+0x160/0x160
[  293.104728]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.110273]  ? check_preemption_disabled+0x48/0x280
[  293.115301]  ? __lock_is_held+0xb5/0x140
[  293.119368]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.124909]  ? check_preemption_disabled+0x48/0x280
[  293.129931]  run_timer_softirq+0x52/0xb0
[  293.133993]  ? rcu_read_lock_sched_held+0x14f/0x180
[  293.139030]  __do_softirq+0x308/0xb7e
[  293.142876]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  293.147371]  ? lock_downgrade+0x900/0x900
[  293.151526]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  293.156636]  ? pvclock_read_flags+0x160/0x160
[  293.161158]  ? lapic_next_event+0x5a/0x90
[  293.165309]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.170865]  ? kvm_clock_read+0x18/0x30
[  293.174851]  ? kvm_sched_clock_read+0x9/0x20
[  293.179262]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.184805]  ? check_preemption_disabled+0x48/0x280
[  293.189833]  irq_exit+0x17f/0x1c0
[  293.193289]  smp_apic_timer_interrupt+0x1cb/0x760
[  293.198134]  ? smp_reschedule_interrupt+0x109/0x650
[  293.203159]  ? smp_call_function_single_interrupt+0x650/0x650
[  293.209054]  ? interrupt_entry+0xb5/0xc0
[  293.213122]  ? trace_hardirqs_off_caller+0xbb/0x310
[  293.218141]  ? trace_hardirqs_off_caller+0xbb/0x310
[  293.223162]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.228048]  ? trace_hardirqs_on_caller+0x310/0x310
[  293.233070]  ? trace_hardirqs_on_caller+0x310/0x310
[  293.238086]  ? task_prio+0x50/0x50
[  293.241632]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.247178]  ? check_preemption_disabled+0x48/0x280
[  293.252207]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.257071]  apic_timer_interrupt+0xf/0x20
[  293.261307]  </IRQ>
[  293.263586] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  293.269517] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  293.288431] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  293.296149] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  293.303430] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  293.310699] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  293.318138] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  293.325424] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  293.332728]  ? save_stack+0xa9/0xd0
[  293.336398]  __kmalloc_node_track_caller+0x3c/0x70
[  293.341334]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  293.346100]  pskb_expand_head+0x230/0x10f0
[  293.350440]  ? check_preemption_disabled+0x48/0x280
[  293.355462]  ? memcpy+0x45/0x50
[  293.358748]  ? __copy_skb_header+0x350/0x6b0
[  293.363158]  ? skb_release_data+0x880/0x880
[  293.367483]  ? __alloc_skb+0x770/0x770
[  293.371380]  ? __lock_is_held+0xb5/0x140
[  293.375463]  ? kasan_check_write+0x14/0x20
[  293.379696]  ? __skb_clone+0x6c7/0xa00
[  293.383610]  ? __copy_skb_header+0x6b0/0x6b0
[  293.388041]  ? kmem_cache_alloc+0x33a/0x730
[  293.392385]  skb_ensure_writable+0x3dd/0x640
[  293.396810]  ? skb_checksum_setup+0xaa0/0xaa0
[  293.401310]  ? check_preemption_disabled+0x48/0x280
[  293.406333]  ? __this_cpu_preempt_check+0x1c/0x20
[  293.411178]  ? __bpf_redirect+0x54b/0xb20
[  293.415336]  bpf_clone_redirect+0x14a/0x490
[  293.419699]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  293.424717]  ? __sched_text_start+0x8/0x8
[  293.428883]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  293.433658]  ? find_held_lock+0x36/0x1c0
[  293.437730]  ? lock_acquire+0x1ed/0x520
[  293.441704]  ? bpf_test_run+0x3cb/0x780
[  293.445683]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.451237]  ? check_preemption_disabled+0x48/0x280
[  293.456260]  ? kasan_check_read+0x11/0x20
[  293.460408]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  293.465683]  ? rcu_softirq_qs+0x20/0x20
[  293.469661]  ? preempt_schedule+0x4d/0x60
[  293.473809]  ? ___preempt_schedule+0x16/0x18
[  293.478226]  ? bpf_test_run+0x25d/0x780
[  293.482216]  ? netlink_diag_dump+0x2a0/0x2a0
[  293.486645]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.492181]  ? bpf_test_init.isra.10+0x70/0x100
[  293.496859]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  293.501645]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  293.506489]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  293.512037]  ? fput+0x130/0x1a0
[  293.515320]  ? __bpf_prog_get+0x9b/0x290
[  293.519386]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  293.524227]  ? bpf_prog_test_run+0x130/0x1a0
[  293.528642]  ? __x64_sys_bpf+0x3db/0x520
[  293.532704]  ? bpf_prog_get+0x20/0x20
[  293.536539]  ? do_syscall_64+0x1b9/0x820
[  293.540600]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  293.545964]  ? syscall_return_slowpath+0x5e0/0x5e0
[  293.550892]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.555740]  ? trace_hardirqs_on_caller+0x310/0x310
[  293.560761]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  293.565799]  ? prepare_exit_to_usermode+0x291/0x3b0
[  293.570837]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.575690]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  293.581084] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  293.581150] aoe: skb alloc failure
[  293.588196] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  293.588214] Workqueue: events_power_efficient neigh_periodic_work
[  293.591793] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  293.601080] Call Trace:
[  293.607297] syz-executor2 cpuset=syz2 mems_allowed=0
[  293.617773]  <IRQ>
[  293.627582]  dump_stack+0x244/0x39d
[  293.631247]  ? dump_stack_print_info.cold.1+0x20/0x20
[  293.636478]  warn_alloc.cold.116+0xb7/0x1bd
[  293.640820]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  293.645669]  ? lock_downgrade+0x900/0x900
[  293.649826]  ? trace_hardirqs_off+0xb8/0x310
[  293.654250]  ? trace_hardirqs_off+0xb8/0x310
[  293.658673]  __alloc_pages_slowpath+0x26e8/0x2e10
[  293.663554]  ? warn_alloc+0x120/0x120
[  293.667358]  ? print_usage_bug+0xc0/0xc0
[  293.671424]  ? warn_alloc+0x120/0x120
[  293.675231]  ? warn_alloc+0x120/0x120
[  293.679064]  ? print_usage_bug+0xc0/0xc0
[  293.683134]  ? print_usage_bug+0xc0/0xc0
[  293.687202]  ? __lock_acquire+0x62f/0x4c20
[  293.691446]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.696987]  ? should_fail+0x22d/0xd01
[  293.700891]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  293.705997]  ? __lock_acquire+0x62f/0x4c20
[  293.710246]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  293.715351]  ? __lock_acquire+0x62f/0x4c20
[  293.719597]  ? should_fail+0x22d/0xd01
[  293.723503]  ? find_held_lock+0x36/0x1c0
[  293.727582]  ? mark_held_locks+0x130/0x130
[  293.731822]  ? mark_held_locks+0x130/0x130
[  293.736061]  ? zap_class+0x640/0x640
[  293.739775]  ? zap_class+0x640/0x640
[  293.743493]  ? print_usage_bug+0xc0/0xc0
[  293.747556]  ? do_raw_spin_unlock+0xa7/0x330
[  293.751968]  ? zap_class+0x640/0x640
[  293.755683]  ? print_usage_bug+0xc0/0xc0
[  293.759752]  ? wq_watchdog_touch+0x9c/0xfe
[  293.764001]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.769578]  ? check_preemption_disabled+0x48/0x280
[  293.774602]  ? __lock_is_held+0xb5/0x140
[  293.778667]  __alloc_pages_nodemask+0xa80/0xde0
[  293.783354]  ? zap_class+0x640/0x640
[  293.787088]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  293.792116]  ? find_held_lock+0x36/0x1c0
[  293.796187]  ? ____cache_alloc_node+0x1c7/0x1e0
[  293.801005]  ? lock_downgrade+0x900/0x900
[  293.805200]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.810764]  cache_grow_begin+0xa5/0x8c0
[  293.814824]  ? do_raw_spin_unlock+0xa7/0x330
[  293.819257]  fallback_alloc+0x204/0x2e0
[  293.823243]  ____cache_alloc_node+0x1c7/0x1e0
[  293.827749]  kmem_cache_alloc_node+0xe3/0x730
[  293.832270]  ? ipv6_get_ifaddr+0x42e/0x620
[  293.836543]  __alloc_skb+0x119/0x770
[  293.840263]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  293.845548]  ? netdev_alloc_frag+0x1f0/0x1f0
[  293.849949]  ? lock_downgrade+0x900/0x900
[  293.854096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.859653]  ? refcount_sub_and_test_checked+0x203/0x310
[  293.865124]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  293.870580]  ? addrconf_rs_timer+0x690/0x690
[  293.875002]  ndisc_alloc_skb+0x144/0x340
[  293.879078]  ndisc_send_rs+0x331/0x6e0
[  293.882974]  addrconf_rs_timer+0x314/0x690
[  293.887217]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.891464]  call_timer_fn+0x272/0x920
[  293.895353]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.899592]  ? process_timeout+0x40/0x40
[  293.903669]  ? mark_held_locks+0xc7/0x130
[  293.907820]  ? _raw_spin_unlock_irq+0x27/0x80
[  293.912323]  ? _raw_spin_unlock_irq+0x27/0x80
[  293.916838]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.921073]  ? lockdep_hardirqs_on+0x296/0x5b0
[  293.925669]  ? trace_hardirqs_on+0xbd/0x310
[  293.930008]  ? kasan_check_read+0x11/0x20
[  293.934164]  ? __run_timers+0x7da/0xc70
[  293.938138]  ? trace_hardirqs_off_caller+0x310/0x310
[  293.943245]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.947488]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.951721]  __run_timers+0x7e5/0xc70
[  293.955531]  ? timer_fixup_init+0x70/0x70
[  293.959685]  ? lock_downgrade+0x900/0x900
[  293.963878]  ? zap_class+0x640/0x640
[  293.967602]  ? print_usage_bug+0xc0/0xc0
[  293.971707]  ? trace_hardirqs_on+0x310/0x310
[  293.976128]  ? kvm_clock_read+0x18/0x30
[  293.980133]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  293.985167]  ? ktime_get+0x2c1/0x400
[  293.988907]  ? zap_class+0x640/0x640
[  293.992648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.998190]  ? check_preemption_disabled+0x48/0x280
[  294.003229]  ? __lock_is_held+0xb5/0x140
[  294.007306]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.012849]  ? check_preemption_disabled+0x48/0x280
[  294.017875]  run_timer_softirq+0x52/0xb0
[  294.021941]  ? rcu_read_lock_sched_held+0x14f/0x180
[  294.026961]  __do_softirq+0x308/0xb7e
[  294.030774]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  294.035875]  ? irq_exit+0xbd/0x1c0
[  294.039429]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  294.044462]  ? smp_reschedule_interrupt+0x109/0x650
[  294.049511]  ? smp_call_function_single_interrupt+0x650/0x650
[  294.055409]  ? ret_from_intr+0xb/0x1e
[  294.059231]  ? trace_hardirqs_off_caller+0xbb/0x310
[  294.064256]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  294.069105]  ? trace_hardirqs_on_caller+0x310/0x310
[  294.074125]  ? task_prio+0x50/0x50
[  294.077699]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.083244]  ? check_preemption_disabled+0x48/0x280
[  294.088273]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  294.093119]  ? neigh_periodic_work+0x6bd/0xc60
[  294.097708]  do_softirq_own_stack+0x2a/0x40
[  294.102036]  </IRQ>
[  294.104278]  do_softirq.part.14+0x126/0x160
[  294.108606]  __local_bh_enable_ip+0x21d/0x260
[  294.113104]  _raw_write_unlock_bh+0x30/0x40
[  294.117431]  neigh_periodic_work+0x6bd/0xc60
[  294.121866]  ? neigh_table_clear+0x390/0x390
[  294.126284]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.131828]  ? check_preemption_disabled+0x48/0x280
[  294.136856]  ? __lock_is_held+0xb5/0x140
[  294.140935]  process_one_work+0xc90/0x1c40
[  294.145172]  ? mark_held_locks+0x130/0x130
[  294.149419]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  294.154086]  ? __switch_to_asm+0x40/0x70
[  294.158149]  ? __switch_to_asm+0x40/0x70
[  294.162208]  ? __switch_to_asm+0x34/0x70
[  294.166268]  ? __switch_to_asm+0x40/0x70
[  294.170330]  ? __switch_to_asm+0x34/0x70
[  294.174484]  ? __switch_to_asm+0x40/0x70
[  294.178578]  ? __switch_to_asm+0x34/0x70
[  294.182677]  ? __switch_to_asm+0x40/0x70
[  294.186949]  ? __schedule+0x8d7/0x21d0
[  294.190836]  ? __switch_to_asm+0x34/0x70
[  294.194893]  ? __switch_to_asm+0x40/0x70
[  294.198973]  ? zap_class+0x640/0x640
[  294.202713]  ? find_held_lock+0x36/0x1c0
[  294.206780]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  294.211379]  ? lock_acquire+0x1ed/0x520
[  294.215363]  ? worker_thread+0x3e0/0x1390
[  294.219555]  ? kasan_check_read+0x11/0x20
[  294.223705]  ? do_raw_spin_lock+0x14f/0x350
[  294.228063]  ? kasan_check_read+0x11/0x20
[  294.232211]  ? rwlock_bug.part.2+0x90/0x90
[  294.236462]  ? trace_hardirqs_on+0x310/0x310
[  294.240886]  worker_thread+0x17f/0x1390
[  294.244872]  ? __switch_to_asm+0x34/0x70
[  294.248946]  ? process_one_work+0x1c40/0x1c40
[  294.253505]  ? __sched_text_start+0x8/0x8
[  294.257664]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  294.262441]  ? __kthread_parkme+0xce/0x1a0
[  294.266678]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  294.271782]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  294.276885]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  294.281478]  ? trace_hardirqs_on+0xbd/0x310
[  294.285804]  ? kasan_check_read+0x11/0x20
[  294.289951]  ? __kthread_parkme+0xce/0x1a0
[  294.294191]  ? trace_hardirqs_off_caller+0x310/0x310
[  294.299309]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  294.304444]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.309982]  ? __kthread_parkme+0xfb/0x1a0
[  294.314223]  ? process_one_work+0x1c40/0x1c40
[  294.318720]  kthread+0x35a/0x440
[  294.322088]  ? kthread_stop+0x900/0x900
[  294.326081]  ret_from_fork+0x3a/0x50
[  294.329817] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  294.329822] warn_alloc_show_mem: 1 callbacks suppressed
[  294.329829] Mem-Info:
[  294.337194] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  294.342567] active_anon:57642 inactive_anon:185 isolated_anon:0
[  294.342567]  active_file:18 inactive_file:10 isolated_file:0
[  294.342567]  unevictable:0 dirty:0 writeback:0 unstable:0
[  294.342567]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  294.342567]  mapped:49154 shmem:4339 pagetables:683 bounce:0
[  294.342567]  free:13715 free_pcp:103 free_cma:0
[  294.344932] Call Trace:
[  294.354321] Node 0 active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  294.387249]  <IRQ>
[  294.389818] 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
[  294.417510]  dump_stack+0x244/0x39d
[  294.419661] lowmem_reserve[]: 0 2818 6321 6321
[  294.445769]  ? dump_stack_print_info.cold.1+0x20/0x20
[  294.449371] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  294.453978]  warn_alloc.cold.116+0xb7/0x1bd
[  294.459132] lowmem_reserve[]: 0 0 3503 3503
[  294.486280]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  294.490576] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230568kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2732kB bounce:0kB free_pcp:412kB local_pcp:248kB free_cma:0kB
[  294.494906]  ? lock_downgrade+0x900/0x900
[  294.499723] lowmem_reserve[]: 0 0 0 0
[  294.528657]  ? trace_hardirqs_off+0xb8/0x310
[  294.532789] 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
[  294.536600]  ? trace_hardirqs_off+0xb8/0x310
[  294.540984] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  294.554508]  __alloc_pages_slowpath+0x26e8/0x2e10
[  294.558891] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 85*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13800kB
[  294.574258]  ? warn_alloc+0x120/0x120
[  294.579061] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  294.593874]  ? warn_alloc+0x120/0x120
[  294.597658] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  294.606499]  ? warn_alloc+0x120/0x120
[  294.610281] 4367 total pagecache pages
[  294.618850]  ? print_usage_bug+0xc0/0xc0
[  294.622630] 0 pages in swap cache
[  294.626504]  ? print_usage_bug+0xc0/0xc0
[  294.630546] Swap cache stats: add 0, delete 0, find 0/0
[  294.634007]  ? ktime_get+0x2c1/0x400
[  294.638051] Free swap  = 0kB
[  294.643410]  ? check_preemption_disabled+0x48/0x280
[  294.647107] Total swap = 0kB
[  294.650136]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  294.655127] 1965979 pages RAM
[  294.658141]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.662611] 0 pages HighMem/MovableOnly
[  294.665742]  ? should_fail+0x22d/0xd01
[  294.671260] 342853 pages reserved
[  294.675229]  ? kasan_check_read+0x11/0x20
[  294.679108] 0 pages cma reserved
[  294.679178] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  294.682571]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  294.682603]  ? __lock_acquire+0x62f/0x4c20
[  294.682619]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  294.698218] skbuff_head_cache     441187KB     441187KB
[  294.701678]  ? should_fail+0x22d/0xd01
[  294.701693]  ? print_usage_bug+0xc0/0xc0
[  294.701716]  ? mark_held_locks+0x130/0x130
[  294.705951] configfs_dir_cache          0KB          4KB
[  294.711053]  ? mark_held_locks+0x130/0x130
[  294.711069]  ? check_preemption_disabled+0x48/0x280
[  294.711092]  ? zap_class+0x640/0x640
[  294.716441] file_lock_cache            0KB          3KB
[  294.720329]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  294.720347]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.720366]  ? check_preemption_disabled+0x48/0x280
[  294.724413] file_lock_ctx              0KB          3KB
[  294.728649]  ? __lock_is_held+0xb5/0x140
[  294.734109] fsnotify_mark_connector          3KB         19KB
[  294.738302]  __alloc_pages_nodemask+0xa80/0xde0
[  294.743332] net_namespace             51KB         51KB
[  294.747011]  ? zap_class+0x640/0x640
[  294.752394] shmem_inode_cache       4486KB       4581KB
[  294.757115]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  294.762673] task_delay_info           42KB        203KB
[  294.767672]  ? find_held_lock+0x36/0x1c0
[  294.773047] taskstats                  0KB          3KB
[  294.777082]  ? ____cache_alloc_node+0x1c7/0x1e0
[  294.782982] proc_dir_entry           584KB        592KB
[  294.787615]  ? lock_downgrade+0x900/0x900
[  294.792988] pde_opener                 0KB          3KB
[  294.796663]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.802075] sigqueue                   0KB         23KB
[  294.807076]  cache_grow_begin+0xa5/0x8c0
[  294.812459] kernfs_node_cache      11991KB      12013KB
[  294.816480]  ? do_raw_spin_unlock+0xa7/0x330
[  294.821858] mnt_cache                 77KB         92KB
[  294.826495]  fallback_alloc+0x204/0x2e0
[  294.831872] filp                     258KB        618KB
[  294.836016]  ____cache_alloc_node+0x1c7/0x1e0
[  294.841402] names_cache               89KB         89KB
[  294.846901]  kmem_cache_alloc_node+0xe3/0x730
[  294.852277] iint_cache                74KB         79KB
[  294.856305]  ? lockdep_hardirqs_on+0x296/0x5b0
[  294.861691] key_jar                    3KB          7KB
[  294.866077]  __alloc_skb+0x119/0x770
[  294.871468] uts_namespace              2KB          7KB
[  294.875408]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  294.880784] nsproxy                    1KB          3KB
[  294.885246]  ? netdev_alloc_frag+0x1f0/0x1f0
[  294.890625] vm_area_struct           363KB        707KB
[  294.895088]  ? vprintk_default+0x28/0x30
[  294.900459] mm_struct                 52KB        149KB
[  294.905004]  ? vprintk_func+0x85/0x181
[  294.910419] fs_cache                   8KB         52KB
[  294.914095]  ? printk+0xa7/0xcf
[  294.919470] files_cache               30KB         71KB
[  294.924795]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  294.930172] signal_cache             297KB        682KB
[  294.934558]  new_skb+0x26/0x1c0
[  294.939940] sighand_cache            471KB        513KB
[  294.943962]  aoecmd_cfg+0x279/0x7f0
[  294.949335] task_struct             1348KB       1348KB
[  294.953185]  ? find_held_lock+0x36/0x1c0
[  294.958527] cred_jar                  61KB        456KB
[  294.961798]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  294.961820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.961845]  ? __lock_is_held+0xb5/0x140
[  294.967188] anon_vma_chain           120KB        342KB
[  294.971937]  discover_timer+0x50/0x60
[  294.971953]  call_timer_fn+0x272/0x920
[  294.971970]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  294.977321] anon_vma                 121KB        454KB
[  294.980585]  ? process_timeout+0x40/0x40
[  294.980608]  ? __run_timers+0x7da/0xc70
[  294.980625]  ? _raw_spin_unlock_irq+0x27/0x80
[  294.985977] pid                       26KB        168KB
[  294.989589]  ? _raw_spin_unlock_irq+0x27/0x80
[  294.989603]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  294.989619]  ? lockdep_hardirqs_on+0x296/0x5b0
[  294.989637]  ? trace_hardirqs_on+0xbd/0x310
[  294.994984] Acpi-Operand             106KB        162KB
[  294.999043]  ? kasan_check_read+0x11/0x20
[  294.999058]  ? __run_timers+0x7da/0xc70
[  295.004440] Acpi-Namespace            19KB         23KB
[  295.008725]  ? trace_hardirqs_off_caller+0x310/0x310
[  295.014275] numa_policy                0KB          3KB
[  295.018305]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  295.023675] debug_objects_cache        822KB        823KB
[  295.027443]  __run_timers+0x7e5/0xc70
[  295.031347] trace_event_file         260KB        262KB
[  295.036156]  ? timer_fixup_init+0x70/0x70
[  295.041550] ftrace_event_field        376KB        378KB
[  295.045564]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  295.049552] pool_workqueue            87KB         92KB
[  295.054003]  ? zap_class+0x640/0x640
[  295.059375] task_group                 5KB          7KB
[  295.063835]  ? enqueue_hrtimer+0x1a5/0x560
[  295.068659] page->ptl                 72KB        478KB
[  295.073230]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  295.073252]  ? find_held_lock+0x36/0x1c0
[  295.073271]  ? zap_class+0x640/0x640
[  295.077611] kmalloc-2M              2050KB       2050KB
[  295.082930]  ? pvclock_read_flags+0x160/0x160
[  295.082948]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.082968]  ? check_preemption_disabled+0x48/0x280
[  295.087103] kmalloc-512k            2056KB       2056KB
[  295.091079]  ? __lock_is_held+0xb5/0x140
[  295.091095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.091114]  ? check_preemption_disabled+0x48/0x280
[  295.096465] kmalloc-256k            1290KB       1290KB
[  295.101559]  run_timer_softirq+0x52/0xb0
[  295.101575]  ? rcu_read_lock_sched_held+0x14f/0x180
[  295.101594]  __do_softirq+0x308/0xb7e
[  295.106944] kmalloc-128k             650KB        650KB
[  295.111778]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  295.111792]  ? lock_downgrade+0x900/0x900
[  295.111811]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  295.117335] kmalloc-64k              330KB        330KB
[  295.121137]  ? pvclock_read_flags+0x160/0x160
[  295.121166]  ? lapic_next_event+0x5a/0x90
[  295.121185]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.126546] kmalloc-32k             1221KB       1221KB
[  295.130683]  ? kvm_clock_read+0x18/0x30
[  295.130697]  ? kvm_sched_clock_read+0x9/0x20
[  295.130715]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.136169] kmalloc-16k              379KB        379KB
[  295.141178]  ? check_preemption_disabled+0x48/0x280
[  295.141208]  irq_exit+0x17f/0x1c0
[  295.146573] kmalloc-8k              1889KB       1889KB
[  295.150280]  smp_apic_timer_interrupt+0x1cb/0x760
[  295.150293]  ? smp_reschedule_interrupt+0x109/0x650
[  295.150313]  ? smp_call_function_single_interrupt+0x650/0x650
[  295.155684] kmalloc-4k              6400KB       6400KB
[  295.159897]  ? interrupt_entry+0xb5/0xc0
[  295.159914]  ? trace_hardirqs_off_caller+0xbb/0x310
[  295.159932]  ? trace_hardirqs_off_caller+0xbb/0x310
[  295.165295] kmalloc-2k           2924104KB    2924104KB
[  295.170479]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.170495]  ? trace_hardirqs_on_caller+0x310/0x310
[  295.170513]  ? trace_hardirqs_on_caller+0x310/0x310
[  295.174568] kmalloc-1k           1552406KB    1552406KB
[  295.178278]  ? task_prio+0x50/0x50
[  295.183663] kmalloc-512             1454KB       3213KB
[  295.188130]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.193686] kmalloc-256             2545KB       3030KB
[  295.198675]  ? check_preemption_disabled+0x48/0x280
[  295.204075] kmalloc-128              527KB        945KB
[  295.208116]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.213673] kmalloc-96               587KB       1888KB
[  295.218663]  apic_timer_interrupt+0xf/0x20
[  295.224083] kmalloc-64              1395KB       1916KB
[  295.228095]  </IRQ>
[  295.233187] kmalloc-32              1005KB       1708KB
[  295.236961] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  295.242341] kmalloc-192              703KB        968KB
[  295.246807] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  295.251104] kmem_cache               258KB        262KB
[  295.256163] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  295.261580] Out of memory: Kill process 6154 (syz-fuzzer) score 31 or sacrifice child
[  295.266047] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  295.266060] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  295.270986] Killed process 6177 (syz-executor1) total-vm:70208kB, anon-rss:68kB, file-rss:0kB, shmem-rss:0kB
[  295.275734] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  295.275748] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  295.522923] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  295.530244]  ? save_stack+0xa9/0xd0
[  295.533900]  __kmalloc_node_track_caller+0x3c/0x70
[  295.538851]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  295.543629]  pskb_expand_head+0x230/0x10f0
[  295.547884]  ? check_preemption_disabled+0x48/0x280
[  295.552923]  ? memcpy+0x45/0x50
[  295.556221]  ? __copy_skb_header+0x350/0x6b0
[  295.560647]  ? skb_release_data+0x880/0x880
[  295.564985]  ? __alloc_skb+0x770/0x770
[  295.568926]  ? __lock_is_held+0xb5/0x140
[  295.573008]  ? kasan_check_write+0x14/0x20
[  295.577287]  ? __skb_clone+0x6c7/0xa00
[  295.581196]  ? __copy_skb_header+0x6b0/0x6b0
[  295.585632]  ? kmem_cache_alloc+0x33a/0x730
[  295.589982]  skb_ensure_writable+0x3dd/0x640
[  295.594413]  ? skb_checksum_setup+0xaa0/0xaa0
[  295.598923]  ? check_preemption_disabled+0x48/0x280
[  295.603962]  ? __this_cpu_preempt_check+0x1c/0x20
[  295.608820]  ? __bpf_redirect+0x54b/0xb20
[  295.612994]  bpf_clone_redirect+0x14a/0x490
[  295.617368]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  295.622405]  ? __sched_text_start+0x8/0x8
[  295.626572]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  295.631352]  ? find_held_lock+0x36/0x1c0
[  295.635439]  ? lock_acquire+0x1ed/0x520
[  295.639433]  ? bpf_test_run+0x3cb/0x780
[  295.643431]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.648987]  ? check_preemption_disabled+0x48/0x280
[  295.654075]  ? kasan_check_read+0x11/0x20
[  295.658240]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  295.663530]  ? rcu_softirq_qs+0x20/0x20
[  295.667524]  ? preempt_schedule+0x4d/0x60
[  295.671690]  ? ___preempt_schedule+0x16/0x18
[  295.676124]  ? bpf_test_run+0x25d/0x780
[  295.680127]  ? netlink_diag_dump+0x2a0/0x2a0
[  295.684556]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.690113]  ? bpf_test_init.isra.10+0x70/0x100
[  295.694803]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  295.699586]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  295.704445]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  295.710001]  ? fput+0x130/0x1a0
[  295.713324]  ? __bpf_prog_get+0x9b/0x290
[  295.717408]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  295.722264]  ? bpf_prog_test_run+0x130/0x1a0
[  295.726693]  ? __x64_sys_bpf+0x3db/0x520
[  295.730775]  ? bpf_prog_get+0x20/0x20
[  295.734615]  ? do_syscall_64+0x1b9/0x820
[  295.738689]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  295.744086]  ? syscall_return_slowpath+0x5e0/0x5e0
[  295.749055]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.753923]  ? trace_hardirqs_on_caller+0x310/0x310
[  295.758959]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  295.763992]  ? prepare_exit_to_usermode+0x291/0x3b0
[  295.769079]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.773950]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  295.779430] aoe: skb alloc failure
[  295.783012] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  295.793536] syz-executor2 cpuset=syz2 mems_allowed=0
[  295.798669] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  295.799443] oom_reaper: reaped process 6177 (syz-executor1), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB
[  295.806058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  295.806068] Call Trace:
[  295.820616] init invoked oom-killer: gfp_mask=0x6040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null), order=1, oom_score_adj=0
[  295.825223]  <IRQ>
[  295.825245]  dump_stack+0x244/0x39d
[  295.827948] init cpuset=/ mems_allowed=0
[  295.838961]  ? dump_stack_print_info.cold.1+0x20/0x20
[  295.838990]  warn_alloc.cold.116+0xb7/0x1bd
[  295.839008]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  295.863304]  ? lock_downgrade+0x900/0x900
[  295.867483]  ? trace_hardirqs_off+0xb8/0x310
[  295.871918]  ? trace_hardirqs_off+0xb8/0x310
[  295.876352]  __alloc_pages_slowpath+0x26e8/0x2e10
[  295.881243]  ? warn_alloc+0x120/0x120
[  295.885081]  ? warn_alloc+0x120/0x120
[  295.888952]  ? __lock_acquire+0x62f/0x4c20
[  295.893206]  ? warn_alloc+0x120/0x120
[  295.897045]  ? print_usage_bug+0xc0/0xc0
[  295.901127]  ? print_usage_bug+0xc0/0xc0
[  295.905202]  ? print_usage_bug+0xc0/0xc0
[  295.909277]  ? mark_held_locks+0x130/0x130
[  295.913535]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.919091]  ? should_fail+0x22d/0xd01
[  295.922987]  ? zap_class+0x640/0x640
[  295.926715]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  295.931831]  ? __lock_acquire+0x62f/0x4c20
[  295.936091]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  295.941205]  ? should_fail+0x22d/0xd01
[  295.945108]  ? zap_class+0x640/0x640
[  295.948842]  ? mark_held_locks+0x130/0x130
[  295.953093]  ? mark_held_locks+0x130/0x130
[  295.957343]  ? zap_class+0x640/0x640
[  295.961082]  ? zap_class+0x640/0x640
[  295.964806]  ? up+0xea/0x1c0
[  295.967840]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.973389]  ? check_preemption_disabled+0x48/0x280
[  295.978430]  ? __lock_is_held+0xb5/0x140
[  295.982514]  __alloc_pages_nodemask+0xa80/0xde0
[  295.987198]  ? zap_class+0x640/0x640
[  295.990931]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  295.995972]  ? find_held_lock+0x36/0x1c0
[  296.000076]  ? ____cache_alloc_node+0x1c7/0x1e0
[  296.004845]  ? lock_downgrade+0x900/0x900
[  296.009015]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.014594]  cache_grow_begin+0xa5/0x8c0
[  296.018665]  ? do_raw_spin_unlock+0xa7/0x330
[  296.023096]  fallback_alloc+0x204/0x2e0
[  296.027090]  ____cache_alloc_node+0x1c7/0x1e0
[  296.031613]  kmem_cache_alloc_node+0xe3/0x730
[  296.036124]  ? lockdep_hardirqs_on+0x296/0x5b0
[  296.040728]  __alloc_skb+0x119/0x770
[  296.044453]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  296.049850]  ? netdev_alloc_frag+0x1f0/0x1f0
[  296.054279]  ? vprintk_default+0x28/0x30
[  296.058353]  ? vprintk_func+0x85/0x181
[  296.062261]  ? printk+0xa7/0xcf
[  296.065551]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  296.069329] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  296.070329]  new_skb+0x26/0x1c0
[  296.080641] kworker/1:4 cpuset=/ mems_allowed=0
[  296.083924]  aoecmd_cfg+0x279/0x7f0
[  296.092214]  ? find_held_lock+0x36/0x1c0
[  296.096289]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  296.100627]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.106189]  ? __lock_is_held+0xb5/0x140
[  296.110272]  discover_timer+0x50/0x60
[  296.114096]  call_timer_fn+0x272/0x920
[  296.117995]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  296.122867]  ? process_timeout+0x40/0x40
[  296.126943]  ? __run_timers+0x7da/0xc70
[  296.130931]  ? _raw_spin_unlock_irq+0x27/0x80
[  296.135433]  ? _raw_spin_unlock_irq+0x27/0x80
[  296.139940]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  296.144794]  ? lockdep_hardirqs_on+0x296/0x5b0
[  296.149389]  ? trace_hardirqs_on+0xbd/0x310
[  296.153722]  ? kasan_check_read+0x11/0x20
[  296.157878]  ? __run_timers+0x7da/0xc70
[  296.161868]  ? trace_hardirqs_off_caller+0x310/0x310
[  296.166995]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  296.171871]  __run_timers+0x7e5/0xc70
[  296.175691]  ? timer_fixup_init+0x70/0x70
[  296.179856]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  296.185424]  ? zap_class+0x640/0x640
[  296.189157]  ? enqueue_hrtimer+0x1a5/0x560
[  296.193404]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  296.198609]  ? find_held_lock+0x36/0x1c0
[  296.202690]  ? zap_class+0x640/0x640
[  296.206421]  ? pvclock_read_flags+0x160/0x160
[  296.210927]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.216478]  ? check_preemption_disabled+0x48/0x280
[  296.221517]  ? __lock_is_held+0xb5/0x140
[  296.225592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.231144]  ? check_preemption_disabled+0x48/0x280
[  296.236176]  run_timer_softirq+0x52/0xb0
[  296.240248]  ? rcu_read_lock_sched_held+0x14f/0x180
[  296.245280]  __do_softirq+0x308/0xb7e
[  296.249094]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  296.253598]  ? lock_downgrade+0x900/0x900
[  296.257849]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  296.262975]  ? pvclock_read_flags+0x160/0x160
[  296.267486]  ? lapic_next_event+0x5a/0x90
[  296.271649]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.277202]  ? kvm_clock_read+0x18/0x30
[  296.281188]  ? kvm_sched_clock_read+0x9/0x20
[  296.285609]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.291157]  ? check_preemption_disabled+0x48/0x280
[  296.296196]  irq_exit+0x17f/0x1c0
[  296.299667]  smp_apic_timer_interrupt+0x1cb/0x760
[  296.304516]  ? smp_reschedule_interrupt+0x109/0x650
[  296.309542]  ? smp_call_function_single_interrupt+0x650/0x650
[  296.315439]  ? interrupt_entry+0xb5/0xc0
[  296.319514]  ? trace_hardirqs_off_caller+0xbb/0x310
[  296.324539]  ? trace_hardirqs_off_caller+0xbb/0x310
[  296.329573]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.334427]  ? trace_hardirqs_on_caller+0x310/0x310
[  296.339452]  ? trace_hardirqs_on_caller+0x310/0x310
[  296.344477]  ? task_prio+0x50/0x50
[  296.348051]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.353654]  ? check_preemption_disabled+0x48/0x280
[  296.358691]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.363552]  apic_timer_interrupt+0xf/0x20
[  296.367791]  </IRQ>
[  296.370061] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  296.375955] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  296.394862] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  296.402579] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  296.409857] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  296.417223] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  296.424500] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  296.431775] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  296.439109]  ? save_stack+0xa9/0xd0
[  296.442757]  __kmalloc_node_track_caller+0x3c/0x70
[  296.447701]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  296.452473]  pskb_expand_head+0x230/0x10f0
[  296.456719]  ? check_preemption_disabled+0x48/0x280
[  296.461748]  ? memcpy+0x45/0x50
[  296.465061]  ? __copy_skb_header+0x350/0x6b0
[  296.469481]  ? skb_release_data+0x880/0x880
[  296.473813]  ? __alloc_skb+0x770/0x770
[  296.477719]  ? __lock_is_held+0xb5/0x140
[  296.481796]  ? kasan_check_write+0x14/0x20
[  296.486060]  ? __skb_clone+0x6c7/0xa00
[  296.489965]  ? __copy_skb_header+0x6b0/0x6b0
[  296.494380]  ? kmem_cache_alloc+0x33a/0x730
[  296.498724]  skb_ensure_writable+0x3dd/0x640
[  296.503154]  ? skb_checksum_setup+0xaa0/0xaa0
[  296.507660]  ? check_preemption_disabled+0x48/0x280
[  296.512694]  ? __this_cpu_preempt_check+0x1c/0x20
[  296.517546]  ? __bpf_redirect+0x54b/0xb20
[  296.521759]  bpf_clone_redirect+0x14a/0x490
[  296.526105]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  296.531153]  ? __sched_text_start+0x8/0x8
[  296.535315]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  296.540104]  ? find_held_lock+0x36/0x1c0
[  296.544183]  ? lock_acquire+0x1ed/0x520
[  296.548170]  ? bpf_test_run+0x3cb/0x780
[  296.552159]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.557706]  ? check_preemption_disabled+0x48/0x280
[  296.562742]  ? kasan_check_read+0x11/0x20
[  296.566898]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  296.572234]  ? rcu_softirq_qs+0x20/0x20
[  296.576222]  ? preempt_schedule+0x4d/0x60
[  296.580384]  ? ___preempt_schedule+0x16/0x18
[  296.584929]  ? bpf_test_run+0x25d/0x780
[  296.588927]  ? netlink_diag_dump+0x2a0/0x2a0
[  296.593353]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  296.598899]  ? bpf_test_init.isra.10+0x70/0x100
[  296.603585]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  296.608363]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  296.613220]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  296.618766]  ? fput+0x130/0x1a0
[  296.622073]  ? __bpf_prog_get+0x9b/0x290
[  296.626153]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  296.631007]  ? bpf_prog_test_run+0x130/0x1a0
[  296.635455]  ? __x64_sys_bpf+0x3db/0x520
[  296.639525]  ? bpf_prog_get+0x20/0x20
[  296.643362]  ? do_syscall_64+0x1b9/0x820
[  296.647431]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  296.652810]  ? syscall_return_slowpath+0x5e0/0x5e0
[  296.657749]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.662603]  ? trace_hardirqs_on_caller+0x310/0x310
[  296.667631]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  296.672663]  ? prepare_exit_to_usermode+0x291/0x3b0
[  296.677795]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.682654]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  296.688073] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  296.688079] warn_alloc_show_mem: 1 callbacks suppressed
[  296.688087] Mem-Info:
[  296.695204] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  296.700584] active_anon:57617 inactive_anon:185 isolated_anon:0
[  296.700584]  active_file:18 inactive_file:10 isolated_file:0
[  296.700584]  unevictable:0 dirty:0 writeback:0 unstable:0
[  296.700584]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  296.700584]  mapped:40979 shmem:4339 pagetables:646 bounce:0
[  296.700584]  free:13715 free_pcp:200 free_cma:0
[  296.702973] Workqueue: events_power_efficient neigh_periodic_work
[  296.712366] Node 0 active_anon:230468kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  296.745309] Call Trace:
[  296.751577] 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
[  296.779259]  dump_stack+0x244/0x39d
[  296.781821] lowmem_reserve[]: 0 2818 6321 6321
[  296.807944]  ? dump_stack_print_info.cold.1+0x20/0x20
[  296.811552] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  296.816204]  warn_alloc.cold.116+0xb7/0x1bd
[  296.821369] lowmem_reserve[]: 0 0 3503 3503
[  296.848529]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  296.852835] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230468kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6880kB pagetables:2584kB bounce:0kB free_pcp:800kB local_pcp:164kB free_cma:0kB
[  296.857167]  ? lock_downgrade+0x900/0x900
[  296.861994] lowmem_reserve[]: 0 0 0 0
[  296.890892]  ? trace_hardirqs_off+0xb8/0x310
[  296.895019] 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
[  296.898844]  ? trace_hardirqs_off+0xb8/0x310
[  296.903236] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  296.916769]  __alloc_pages_slowpath+0x26e8/0x2e10
[  296.921157] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 86*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13832kB
[  296.936530]  ? warn_alloc+0x120/0x120
[  296.941339] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  296.956163]  ? zap_class+0x640/0x640
[  296.959952] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  296.968787]  ? warn_alloc+0x120/0x120
[  296.972483] 4367 total pagecache pages
[  296.981077]  ? warn_alloc+0x120/0x120
[  296.984955] 0 pages in swap cache
[  296.988843]  ? print_usage_bug+0xc0/0xc0
[  296.992629] Swap cache stats: add 0, delete 0, find 0/0
[  296.996087]  ? print_usage_bug+0xc0/0xc0
[  297.000127] Free swap  = 0kB
[  297.000136] Total swap = 0kB
[  297.005559]  ? __lock_acquire+0x62f/0x4c20
[  297.009608] 1965979 pages RAM
[  297.012629]  ? update_load_avg+0x387/0x2470
[  297.015636] 0 pages HighMem/MovableOnly
[  297.019879]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.022967] 342853 pages reserved
[  297.027291]  ? should_fail+0x22d/0xd01
[  297.031247] 0 pages cma reserved
[  297.036791]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  297.040301] aoe: skb alloc failure
[  297.044121]  ? __lock_acquire+0x62f/0x4c20
[  297.047498] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  297.052580]  ? __lock_acquire+0x62f/0x4c20
[  297.056106] syz-executor2 cpuset=syz2 mems_allowed=0
[  297.060339]  ? should_fail+0x22d/0xd01
[  297.060360]  ? check_preemption_disabled+0x48/0x280
[  297.089163]  ? mark_held_locks+0x130/0x130
[  297.093420]  ? mark_held_locks+0x130/0x130
[  297.097675]  ? rcu_read_lock_sched_held+0x14f/0x180
[  297.102702]  ? zap_class+0x640/0x640
[  297.106429]  ? zap_class+0x640/0x640
[  297.110157]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.115711]  ? check_preemption_disabled+0x48/0x280
[  297.120752]  ? __lock_is_held+0xb5/0x140
[  297.124834]  __alloc_pages_nodemask+0xa80/0xde0
[  297.129568]  ? zap_class+0x640/0x640
[  297.133301]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  297.138344]  ? find_held_lock+0x36/0x1c0
[  297.142429]  ? ____cache_alloc_node+0x1c7/0x1e0
[  297.147114]  ? lock_downgrade+0x900/0x900
[  297.151283]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.156839]  cache_grow_begin+0xa5/0x8c0
[  297.160929]  ? do_raw_spin_unlock+0xa7/0x330
[  297.165363]  fallback_alloc+0x204/0x2e0
[  297.169374]  ____cache_alloc_node+0x1c7/0x1e0
[  297.173888]  kmem_cache_alloc_node+0xe3/0x730
[  297.178401]  ? zap_class+0x640/0x640
[  297.182130]  ? __sched_text_start+0x8/0x8
[  297.186305]  __alloc_skb+0x119/0x770
[  297.190050]  ? zap_class+0x640/0x640
[  297.193783]  ? netdev_alloc_frag+0x1f0/0x1f0
[  297.198214]  ? neigh_periodic_work+0x8ca/0xc60
[  297.202809]  ? lock_downgrade+0x900/0x900
[  297.206979]  ? kasan_check_read+0x11/0x20
[  297.211139]  ? do_raw_write_lock+0x14f/0x310
[  297.215577]  __neigh_notify+0x8c/0x160
[  297.219479]  neigh_cleanup_and_release+0x7b/0xe0
[  297.224250]  neigh_periodic_work+0x8d2/0xc60
[  297.228683]  ? neigh_table_clear+0x390/0x390
[  297.233112]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.238664]  ? check_preemption_disabled+0x48/0x280
[  297.243705]  ? __lock_is_held+0xb5/0x140
[  297.247798]  process_one_work+0xc90/0x1c40
[  297.252064]  ? mark_held_locks+0x130/0x130
[  297.256328]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  297.261006]  ? __switch_to_asm+0x40/0x70
[  297.265101]  ? __switch_to_asm+0x40/0x70
[  297.269175]  ? __switch_to_asm+0x34/0x70
[  297.273245]  ? __switch_to_asm+0x40/0x70
[  297.277314]  ? __switch_to_asm+0x34/0x70
[  297.281387]  ? __switch_to_asm+0x40/0x70
[  297.285455]  ? __switch_to_asm+0x34/0x70
[  297.289523]  ? __switch_to_asm+0x40/0x70
[  297.293604]  ? __schedule+0x8d7/0x21d0
[  297.297502]  ? __switch_to_asm+0x34/0x70
[  297.301574]  ? __switch_to_asm+0x40/0x70
[  297.305662]  ? zap_class+0x640/0x640
[  297.309392]  ? find_held_lock+0x36/0x1c0
[  297.313469]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  297.318610]  ? lock_acquire+0x1ed/0x520
[  297.322595]  ? worker_thread+0x3e0/0x1390
[  297.326765]  ? kasan_check_read+0x11/0x20
[  297.330925]  ? do_raw_spin_lock+0x14f/0x350
[  297.335258]  ? kasan_check_read+0x11/0x20
[  297.339417]  ? rwlock_bug.part.2+0x90/0x90
[  297.343663]  ? trace_hardirqs_on+0x310/0x310
[  297.348100]  worker_thread+0x17f/0x1390
[  297.352093]  ? __switch_to_asm+0x34/0x70
[  297.356181]  ? process_one_work+0x1c40/0x1c40
[  297.360708]  ? __sched_text_start+0x8/0x8
[  297.364870]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  297.369663]  ? __kthread_parkme+0xce/0x1a0
[  297.373910]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  297.379047]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  297.384173]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  297.388774]  ? trace_hardirqs_on+0xbd/0x310
[  297.393111]  ? kasan_check_read+0x11/0x20
[  297.397799]  ? __kthread_parkme+0xce/0x1a0
[  297.402068]  ? trace_hardirqs_off_caller+0x310/0x310
[  297.407201]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  297.412316]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.417872]  ? __kthread_parkme+0xfb/0x1a0
[  297.422125]  ? process_one_work+0x1c40/0x1c40
[  297.426631]  kthread+0x35a/0x440
[  297.430011]  ? kthread_stop+0x900/0x900
[  297.434018]  ret_from_fork+0x3a/0x50
[  297.437778] Mem-Info:
[  297.437792] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  297.437804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  297.441011] active_anon:57617 inactive_anon:185 isolated_anon:0
[  297.441011]  active_file:18 inactive_file:10 isolated_file:0
[  297.441011]  unevictable:0 dirty:0 writeback:0 unstable:0
[  297.441011]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  297.441011]  mapped:40979 shmem:4339 pagetables:646 bounce:0
[  297.441011]  free:13715 free_pcp:200 free_cma:0
[  297.448381] Call Trace:
[  297.457782] Node 0 active_anon:230468kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  297.490724]  <IRQ>
[  297.493313] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  297.520996]  dump_stack+0x244/0x39d
[  297.523139] lowmem_reserve[]: 0 2818 6321 6321
[  297.549261]  ? dump_stack_print_info.cold.1+0x20/0x20
[  297.552872] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  297.557469]  warn_alloc.cold.116+0xb7/0x1bd
[  297.562628] lowmem_reserve[]: 0 0 3503 3503
[  297.589800]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  297.594107] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230468kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6880kB pagetables:2584kB bounce:0kB free_pcp:800kB local_pcp:636kB free_cma:0kB
[  297.598438]  ? lock_downgrade+0x900/0x900
[  297.603259] lowmem_reserve[]: 0 0 0 0
[  297.632176]  ? trace_hardirqs_off+0xb8/0x310
[  297.636313] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  297.640122]  ? trace_hardirqs_off+0xb8/0x310
[  297.644514] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  297.658077]  __alloc_pages_slowpath+0x26e8/0x2e10
[  297.662469] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 86*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13832kB
[  297.677845]  ? warn_alloc+0x120/0x120
[  297.682658] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  297.697480]  ? warn_alloc+0x120/0x120
[  297.701273] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  297.710108]  ? __lock_acquire+0x62f/0x4c20
[  297.713898] 4367 total pagecache pages
[  297.722477]  ? warn_alloc+0x120/0x120
[  297.726703] 0 pages in swap cache
[  297.730587]  ? print_usage_bug+0xc0/0xc0
[  297.734372] Swap cache stats: add 0, delete 0, find 0/0
[  297.734382] Free swap  = 0kB
[  297.737837]  ? print_usage_bug+0xc0/0xc0
[  297.741883] Total swap = 0kB
[  297.747248]  ? mark_held_locks+0x130/0x130
[  297.750251] 1965979 pages RAM
[  297.754315]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.757314] 0 pages HighMem/MovableOnly
[  297.757324] 342853 pages reserved
[  297.761563]  ? should_fail+0x22d/0xd01
[  297.764648] 0 pages cma reserved
[  297.784855]  ? zap_class+0x640/0x640
[  297.788591]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  297.793709]  ? __lock_acquire+0x62f/0x4c20
[  297.797958]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  297.803088]  ? should_fail+0x22d/0xd01
[  297.806997]  ? mark_held_locks+0x130/0x130
[  297.811270]  ? mark_held_locks+0x130/0x130
[  297.815518]  ? lock_downgrade+0x900/0x900
[  297.819681]  ? zap_class+0x640/0x640
[  297.823409]  ? zap_class+0x640/0x640
[  297.827138]  ? zap_class+0x640/0x640
[  297.830860]  ? do_raw_spin_unlock+0xa7/0x330
[  297.835281]  ? trace_hardirqs_on+0x310/0x310
[  297.839700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.845375]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.850926]  ? check_preemption_disabled+0x48/0x280
[  297.855966]  ? __lock_is_held+0xb5/0x140
[  297.860071]  __alloc_pages_nodemask+0xa80/0xde0
[  297.864754]  ? zap_class+0x640/0x640
[  297.868483]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  297.873521]  ? find_held_lock+0x36/0x1c0
[  297.877604]  ? ____cache_alloc_node+0x1c7/0x1e0
[  297.882285]  ? lock_downgrade+0x900/0x900
[  297.886454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.892011]  cache_grow_begin+0xa5/0x8c0
[  297.896111]  ? do_raw_spin_unlock+0xa7/0x330
[  297.900537]  fallback_alloc+0x204/0x2e0
[  297.904530]  ____cache_alloc_node+0x1c7/0x1e0
[  297.909065]  kmem_cache_alloc_node+0xe3/0x730
[  297.913576]  ? lockdep_hardirqs_on+0x296/0x5b0
[  297.918181]  __alloc_skb+0x119/0x770
[  297.921906]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  297.927284]  ? netdev_alloc_frag+0x1f0/0x1f0
[  297.931712]  ? vprintk_default+0x28/0x30
[  297.935788]  ? vprintk_func+0x85/0x181
[  297.939688]  ? printk+0xa7/0xcf
[  297.942978]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  297.947754]  new_skb+0x26/0x1c0
[  297.951066]  aoecmd_cfg+0x279/0x7f0
[  297.954711]  ? find_held_lock+0x36/0x1c0
[  297.958787]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  297.963129]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.968695]  ? __lock_is_held+0xb5/0x140
[  297.972781]  discover_timer+0x50/0x60
[  297.976592]  call_timer_fn+0x272/0x920
[  297.980491]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  297.985348]  ? process_timeout+0x40/0x40
[  297.989431]  ? __run_timers+0x7da/0xc70
[  297.993419]  ? _raw_spin_unlock_irq+0x27/0x80
[  297.997937]  ? _raw_spin_unlock_irq+0x27/0x80
[  298.002441]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  298.007297]  ? lockdep_hardirqs_on+0x296/0x5b0
[  298.011897]  ? trace_hardirqs_on+0xbd/0x310
[  298.016234]  ? kasan_check_read+0x11/0x20
[  298.020392]  ? __run_timers+0x7da/0xc70
[  298.024378]  ? trace_hardirqs_off_caller+0x310/0x310
[  298.029505]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  298.034358]  __run_timers+0x7e5/0xc70
[  298.038184]  ? timer_fixup_init+0x70/0x70
[  298.042349]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  298.047381]  ? zap_class+0x640/0x640
[  298.051115]  ? enqueue_hrtimer+0x1a5/0x560
[  298.055363]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  298.060587]  ? find_held_lock+0x36/0x1c0
[  298.064664]  ? zap_class+0x640/0x640
[  298.068394]  ? pvclock_read_flags+0x160/0x160
[  298.072905]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.078455]  ? check_preemption_disabled+0x48/0x280
[  298.083498]  ? __lock_is_held+0xb5/0x140
[  298.087576]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.093127]  ? check_preemption_disabled+0x48/0x280
[  298.098162]  run_timer_softirq+0x52/0xb0
[  298.102235]  ? rcu_read_lock_sched_held+0x14f/0x180
[  298.107266]  __do_softirq+0x308/0xb7e
[  298.111094]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  298.115601]  ? lock_downgrade+0x900/0x900
[  298.119768]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  298.124891]  ? pvclock_read_flags+0x160/0x160
[  298.129401]  ? lapic_next_event+0x5a/0x90
[  298.133568]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.139126]  ? kvm_clock_read+0x18/0x30
[  298.143115]  ? kvm_sched_clock_read+0x9/0x20
[  298.147536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.153091]  ? check_preemption_disabled+0x48/0x280
[  298.158132]  irq_exit+0x17f/0x1c0
[  298.161601]  smp_apic_timer_interrupt+0x1cb/0x760
[  298.166454]  ? smp_reschedule_interrupt+0x109/0x650
[  298.171487]  ? smp_call_function_single_interrupt+0x650/0x650
[  298.177384]  ? interrupt_entry+0xb5/0xc0
[  298.181569]  ? trace_hardirqs_off_caller+0xbb/0x310
[  298.187096]  ? trace_hardirqs_off_caller+0xbb/0x310
[  298.192141]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.196997]  ? trace_hardirqs_on_caller+0x310/0x310
[  298.202080]  ? trace_hardirqs_on_caller+0x310/0x310
[  298.207112]  ? task_prio+0x50/0x50
[  298.210667]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.216220]  ? check_preemption_disabled+0x48/0x280
[  298.221254]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.226121]  apic_timer_interrupt+0xf/0x20
[  298.230359]  </IRQ>
[  298.232612] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  298.238508] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  298.257416] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  298.265139] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  298.272419] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  298.279697] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  298.286977] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  298.294254] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  298.301570]  ? save_stack+0xa9/0xd0
[  298.305227]  __kmalloc_node_track_caller+0x3c/0x70
[  298.310176]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  298.314949]  pskb_expand_head+0x230/0x10f0
[  298.319201]  ? check_preemption_disabled+0x48/0x280
[  298.324238]  ? memcpy+0x45/0x50
[  298.327617]  ? __copy_skb_header+0x350/0x6b0
[  298.332063]  ? skb_release_data+0x880/0x880
[  298.336399]  ? __alloc_skb+0x770/0x770
[  298.340329]  ? __lock_is_held+0xb5/0x140
[  298.344413]  ? kasan_check_write+0x14/0x20
[  298.348659]  ? __skb_clone+0x6c7/0xa00
[  298.352563]  ? __copy_skb_header+0x6b0/0x6b0
[  298.356980]  ? kmem_cache_alloc+0x33a/0x730
[  298.361326]  skb_ensure_writable+0x3dd/0x640
[  298.365752]  ? skb_checksum_setup+0xaa0/0xaa0
[  298.370259]  ? check_preemption_disabled+0x48/0x280
[  298.375291]  ? __this_cpu_preempt_check+0x1c/0x20
[  298.380147]  ? __bpf_redirect+0x54b/0xb20
[  298.384317]  bpf_clone_redirect+0x14a/0x490
[  298.388659]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  298.393691]  ? __sched_text_start+0x8/0x8
[  298.397857]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  298.402635]  ? find_held_lock+0x36/0x1c0
[  298.406718]  ? lock_acquire+0x1ed/0x520
[  298.410705]  ? bpf_test_run+0x3cb/0x780
[  298.414691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.420244]  ? check_preemption_disabled+0x48/0x280
[  298.425280]  ? kasan_check_read+0x11/0x20
[  298.429441]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  298.434728]  ? rcu_softirq_qs+0x20/0x20
[  298.438715]  ? preempt_schedule+0x4d/0x60
[  298.442928]  ? ___preempt_schedule+0x16/0x18
[  298.447361]  ? bpf_test_run+0x25d/0x780
[  298.451359]  ? netlink_diag_dump+0x2a0/0x2a0
[  298.455783]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.461333]  ? bpf_test_init.isra.10+0x70/0x100
[  298.466022]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  298.470830]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  298.475681]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  298.481230]  ? fput+0x130/0x1a0
[  298.484521]  ? __bpf_prog_get+0x9b/0x290
[  298.488599]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  298.493453]  ? bpf_prog_test_run+0x130/0x1a0
[  298.497879]  ? __x64_sys_bpf+0x3db/0x520
[  298.501954]  ? bpf_prog_get+0x20/0x20
[  298.505792]  ? do_syscall_64+0x1b9/0x820
[  298.509866]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  298.515242]  ? syscall_return_slowpath+0x5e0/0x5e0
[  298.520181]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.525061]  ? trace_hardirqs_on_caller+0x310/0x310
[  298.530095]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  298.535131]  ? prepare_exit_to_usermode+0x291/0x3b0
[  298.540169]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.545054]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  298.550454] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #149
[  298.550504] aoe: skb alloc failure
[  298.556759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  298.556768] Call Trace:
[  298.560373] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  298.569716]  dump_stack+0x244/0x39d
[  298.572291] syz-executor2 cpuset=syz2 mems_allowed=0
[  298.582781]  ? dump_stack_print_info.cold.1+0x20/0x20
[  298.596685]  ? mark_held_locks+0x130/0x130
[  298.600931]  ? mark_held_locks+0x130/0x130
[  298.605189]  dump_header+0x27b/0xf72
[  298.608930]  ? pagefault_out_of_memory+0x197/0x197
[  298.613881]  ? __lock_acquire+0x62f/0x4c20
[  298.618128]  ? percpu_ref_get_many+0x240/0x240
[  298.622726]  ? print_usage_bug+0xc0/0xc0
[  298.626805]  ? zap_class+0x640/0x640
[  298.630541]  ? print_usage_bug+0xc0/0xc0
[  298.634614]  ? print_usage_bug+0xc0/0xc0
[  298.638698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.644253]  ? find_held_lock+0x36/0x1c0
[  298.648340]  ? mark_held_locks+0xc7/0x130
[  298.652504]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  298.657626]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  298.662746]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  298.667343]  ? trace_hardirqs_on+0xbd/0x310
[  298.671677]  ? kasan_check_read+0x11/0x20
[  298.675838]  ? ___ratelimit+0x3b4/0x672
[  298.679826]  ? trace_hardirqs_off_caller+0x310/0x310
[  298.684943]  ? trace_hardirqs_on+0x310/0x310
[  298.689366]  ? lock_downgrade+0x900/0x900
[  298.693542]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  298.698662]  ? ___ratelimit+0x3b9/0x672
[  298.702654]  ? idr_get_free+0xf70/0xf70
[  298.706643]  ? find_held_lock+0x36/0x1c0
[  298.710815]  oom_kill_process.cold.27+0x10/0x903
[  298.715583]  ? zap_class+0x640/0x640
[  298.719314]  ? check_preemption_disabled+0x48/0x280
[  298.724348]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  298.729288]  ? kasan_check_read+0x11/0x20
[  298.733451]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  298.738743]  ? oom_evaluate_task+0x540/0x540
[  298.743171]  ? find_held_lock+0x36/0x1c0
[  298.747256]  ? out_of_memory+0x974/0x1430
[  298.751419]  ? lock_downgrade+0x900/0x900
[  298.755756]  ? check_preemption_disabled+0x48/0x280
[  298.760787]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  298.765732]  ? kasan_check_read+0x11/0x20
[  298.769893]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  298.775181]  ? rcu_softirq_qs+0x20/0x20
[  298.779177]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.784755]  ? oom_evaluate_task+0x302/0x540
[  298.789180]  out_of_memory+0xa84/0x1430
[  298.793180]  ? oom_killer_disable+0x3a0/0x3a0
[  298.797691]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  298.802639]  ? __ww_mutex_check_waiters+0x160/0x160
[  298.807681]  __alloc_pages_slowpath+0x2354/0x2e10
[  298.812579]  ? warn_alloc+0x120/0x120
[  298.816393]  ? mark_held_locks+0x130/0x130
[  298.820658]  ? warn_alloc+0x120/0x120
[  298.824473]  ? print_usage_bug+0xc0/0xc0
[  298.828554]  ? print_usage_bug+0xc0/0xc0
[  298.832627]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  298.837658]  ? poll_freewait+0x1d6/0x260
[  298.841737]  ? print_usage_bug+0xc0/0xc0
[  298.845813]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.851364]  ? should_fail+0x22d/0xd01
[  298.855270]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  298.860389]  ? zap_class+0x640/0x640
[  298.864140]  ? find_held_lock+0x36/0x1c0
[  298.868244]  ? lock_release+0xa00/0xa00
[  298.872234]  ? perf_trace_sched_process_exec+0x860/0x860
[  298.877696]  ? check_preemption_disabled+0x48/0x280
[  298.882739]  ? __might_sleep+0x95/0x190
[  298.886733]  __alloc_pages_nodemask+0xa80/0xde0
[  298.891419]  ? zap_class+0x640/0x640
[  298.895157]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  298.900202]  ? find_held_lock+0x36/0x1c0
[  298.904280]  ? cache_grow_begin+0x65/0x8c0
[  298.908527]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  298.913132]  ? trace_hardirqs_on+0xbd/0x310
[  298.917465]  ? fallback_alloc+0x204/0x2e0
[  298.921624]  ? trace_hardirqs_off_caller+0x310/0x310
[  298.926744]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  298.932300]  cache_grow_begin+0xa5/0x8c0
[  298.936374]  ? do_raw_spin_unlock+0xa7/0x330
[  298.940801]  fallback_alloc+0x204/0x2e0
[  298.944794]  ____cache_alloc_node+0x1c7/0x1e0
[  298.949308]  kmem_cache_alloc+0x1f8/0x730
[  298.953472]  ? lock_release+0xa00/0xa00
[  298.957468]  getname_flags+0xd0/0x590
[  298.961288]  user_path_at_empty+0x2d/0x50
[  298.965452]  vfs_statx+0x129/0x210
[  298.969007]  ? vfs_statx_fd+0xc0/0xc0
[  298.972854]  ? warn_bad_vsyscall+0xb0/0xb0
[  298.977108]  ? trace_hardirqs_on+0xbd/0x310
[  298.981450]  __do_sys_newstat+0x8f/0x110
[  298.985526]  ? cp_new_stat+0xa50/0xa50
[  298.989434]  ? do_syscall_64+0x9a/0x820
[  298.993593]  ? do_syscall_64+0x9a/0x820
[  298.997582]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  299.002179]  ? trace_hardirqs_on+0xbd/0x310
[  299.006515]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  299.011897]  ? trace_hardirqs_off_caller+0x310/0x310
[  299.017049]  __x64_sys_newstat+0x54/0x80
[  299.021133]  do_syscall_64+0x1b9/0x820
[  299.025051]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  299.030432]  ? syscall_return_slowpath+0x5e0/0x5e0
[  299.035372]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.040236]  ? trace_hardirqs_on_caller+0x310/0x310
[  299.045266]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  299.050297]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.055846]  ? prepare_exit_to_usermode+0x291/0x3b0
[  299.060884]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.065751]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  299.070954] RIP: 0033:0x7fdc1bf50c65
[  299.074688] Code: Bad RIP value.
[  299.078071] RSP: 002b:00007ffe73beb4a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000004
[  299.085797] RAX: ffffffffffffffda RBX: 00007ffe73beb6e0 RCX: 00007fdc1bf50c65
[  299.093081] RDX: 00007ffe73beb6e0 RSI: 00007ffe73beb6e0 RDI: 0000000000407545
[  299.100358] RBP: 0000000000000000 R08: 000000000157d240 R09: 0000000000000001
[  299.107639] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  299.114915] R13: 00007ffe73bebbe0 R14: 0000000000000000 R15: 0000000000000000
[  299.122226] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  299.129606] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  299.137710] Mem-Info:
[  299.138972] Call Trace:
[  299.141500] active_anon:57617 inactive_anon:185 isolated_anon:0
[  299.141500]  active_file:18 inactive_file:10 isolated_file:0
[  299.141500]  unevictable:0 dirty:0 writeback:0 unstable:0
[  299.141500]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  299.141500]  mapped:40979 shmem:4339 pagetables:646 bounce:0
[  299.141500]  free:13715 free_pcp:200 free_cma:0
[  299.144072]  <IRQ>
[  299.177125] Node 0 active_anon:230468kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  299.179226]  dump_stack+0x244/0x39d
[  299.207116] 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
[  299.210710]  ? dump_stack_print_info.cold.1+0x20/0x20
[  299.210738]  warn_alloc.cold.116+0xb7/0x1bd
[  299.236864] lowmem_reserve[]: 0 2818 6321 6321
[  299.242052]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  299.242077]  ? lock_downgrade+0x900/0x900
[  299.246390] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  299.250977]  ? trace_hardirqs_off+0xb8/0x310
[  299.251001]  ? trace_hardirqs_off+0xb8/0x310
[  299.255833] lowmem_reserve[]: 0 0 3503 3503
[  299.259990]  __alloc_pages_slowpath+0x26e8/0x2e10
[  299.260054]  ? warn_alloc+0x120/0x120
[  299.287216] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230468kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6880kB pagetables:2584kB bounce:0kB free_pcp:800kB local_pcp:636kB free_cma:0kB
[  299.291606]  ? warn_alloc+0x120/0x120
[  299.291627]  ? warn_alloc+0x120/0x120
[  299.296049] lowmem_reserve[]: 0 0 0 0
[  299.300380]  ? print_usage_bug+0xc0/0xc0
[  299.300398]  ? print_usage_bug+0xc0/0xc0
[  299.300416]  ? ktime_get+0x2c1/0x400
[  299.305248] 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
[  299.309076]  ? check_preemption_disabled+0x48/0x280
[  299.338502] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  299.342273]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  299.342292]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  299.342311]  ? should_fail+0x22d/0xd01
[  299.346101] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 86*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13832kB
[  299.349903]  ? kasan_check_read+0x11/0x20
[  299.349921]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  299.349939]  ? __lock_acquire+0x62f/0x4c20
[  299.353996] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  299.358070]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  299.361803] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  299.375291]  ? should_fail+0x22d/0xd01
[  299.375306]  ? print_usage_bug+0xc0/0xc0
[  299.375329]  ? mark_held_locks+0x130/0x130
[  299.380353] 4367 total pagecache pages
[  299.395678]  ? mark_held_locks+0x130/0x130
[  299.395695]  ? check_preemption_disabled+0x48/0x280
[  299.395717]  ? zap_class+0x640/0x640
[  299.400232] 0 pages in swap cache
[  299.405742]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  299.409643] Swap cache stats: add 0, delete 0, find 0/0
[  299.424454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.424470]  ? check_preemption_disabled+0x48/0x280
[  299.424494]  ? __lock_is_held+0xb5/0x140
[  299.428630] Free swap  = 0kB
[  299.433739]  __alloc_pages_nodemask+0xa80/0xde0
[  299.433756]  ? zap_class+0x640/0x640
[  299.433774]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  299.437999] Total swap = 0kB
[  299.446842]  ? find_held_lock+0x36/0x1c0
[  299.446869]  ? ____cache_alloc_node+0x1c7/0x1e0
[  299.451982] 1965979 pages RAM
[  299.460530]  ? lock_downgrade+0x900/0x900
[  299.460553]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.460573]  cache_grow_begin+0xa5/0x8c0
[  299.464451] 0 pages HighMem/MovableOnly
[  299.468512]  ? do_raw_spin_unlock+0xa7/0x330
[  299.472763] 342853 pages reserved
[  299.476629]  fallback_alloc+0x204/0x2e0
[  299.480877] 0 pages cma reserved
[  299.485872]  ____cache_alloc_node+0x1c7/0x1e0
[  299.489664] Unreclaimable slab info:
[  299.493050]  kmem_cache_alloc_node+0xe3/0x730
[  299.493069]  ? lockdep_hardirqs_on+0x296/0x5b0
[  299.493093]  __alloc_skb+0x119/0x770
[  299.493107]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  299.498001] Name                      Used          Total
[  299.503390]  ? netdev_alloc_frag+0x1f0/0x1f0
[  299.503413]  ? vprintk_default+0x28/0x30
[  299.503429]  ? vprintk_func+0x85/0x181
[  299.509088] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  299.513984]  ? printk+0xa7/0xcf
[  299.518053] kworker/1:4 cpuset=/ mems_allowed=0
[  299.521086]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  299.649600]  new_skb+0x26/0x1c0
[  299.652894]  aoecmd_cfg+0x279/0x7f0
[  299.656537]  ? find_held_lock+0x36/0x1c0
[  299.660612]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  299.664956]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.670573]  ? __lock_is_held+0xb5/0x140
[  299.674658]  discover_timer+0x50/0x60
[  299.678475]  call_timer_fn+0x272/0x920
[  299.682373]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  299.687225]  ? process_timeout+0x40/0x40
[  299.691304]  ? __run_timers+0x7da/0xc70
[  299.695299]  ? _raw_spin_unlock_irq+0x27/0x80
[  299.699802]  ? _raw_spin_unlock_irq+0x27/0x80
[  299.704305]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  299.709162]  ? lockdep_hardirqs_on+0x296/0x5b0
[  299.713758]  ? trace_hardirqs_on+0xbd/0x310
[  299.718096]  ? kasan_check_read+0x11/0x20
[  299.722254]  ? __run_timers+0x7da/0xc70
[  299.726241]  ? trace_hardirqs_off_caller+0x310/0x310
[  299.731372]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  299.736223]  __run_timers+0x7e5/0xc70
[  299.740066]  ? timer_fixup_init+0x70/0x70
[  299.744230]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  299.749258]  ? zap_class+0x640/0x640
[  299.752986]  ? enqueue_hrtimer+0x1a5/0x560
[  299.757233]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  299.762441]  ? find_held_lock+0x36/0x1c0
[  299.766520]  ? zap_class+0x640/0x640
[  299.770249]  ? pvclock_read_flags+0x160/0x160
[  299.774761]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.780311]  ? check_preemption_disabled+0x48/0x280
[  299.785351]  ? __lock_is_held+0xb5/0x140
[  299.789428]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.794975]  ? check_preemption_disabled+0x48/0x280
[  299.800006]  run_timer_softirq+0x52/0xb0
[  299.804102]  ? rcu_read_lock_sched_held+0x14f/0x180
[  299.809132]  __do_softirq+0x308/0xb7e
[  299.812948]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  299.817497]  ? lock_downgrade+0x900/0x900
[  299.821664]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  299.826784]  ? pvclock_read_flags+0x160/0x160
[  299.831293]  ? lapic_next_event+0x5a/0x90
[  299.835453]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.841007]  ? kvm_clock_read+0x18/0x30
[  299.845012]  ? kvm_sched_clock_read+0x9/0x20
[  299.849456]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.855007]  ? check_preemption_disabled+0x48/0x280
[  299.860086]  irq_exit+0x17f/0x1c0
[  299.863552]  smp_apic_timer_interrupt+0x1cb/0x760
[  299.868404]  ? smp_reschedule_interrupt+0x109/0x650
[  299.873430]  ? smp_call_function_single_interrupt+0x650/0x650
[  299.879326]  ? interrupt_entry+0xb5/0xc0
[  299.883398]  ? trace_hardirqs_off_caller+0xbb/0x310
[  299.888424]  ? trace_hardirqs_off_caller+0xbb/0x310
[  299.893451]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.898304]  ? trace_hardirqs_on_caller+0x310/0x310
[  299.903327]  ? trace_hardirqs_on_caller+0x310/0x310
[  299.908358]  ? task_prio+0x50/0x50
[  299.911914]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.917466]  ? check_preemption_disabled+0x48/0x280
[  299.922500]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.927361]  apic_timer_interrupt+0xf/0x20
[  299.931598]  </IRQ>
[  299.933851] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  299.939750] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  299.958661] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  299.966377] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  299.973656] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  299.980932] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  299.988208] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  299.995484] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  300.002799]  ? save_stack+0xa9/0xd0
[  300.006448]  __kmalloc_node_track_caller+0x3c/0x70
[  300.011395]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  300.016169]  pskb_expand_head+0x230/0x10f0
[  300.020414]  ? check_preemption_disabled+0x48/0x280
[  300.025447]  ? memcpy+0x45/0x50
[  300.028743]  ? __copy_skb_header+0x350/0x6b0
[  300.033163]  ? skb_release_data+0x880/0x880
[  300.037495]  ? __alloc_skb+0x770/0x770
[  300.041407]  ? __lock_is_held+0xb5/0x140
[  300.045488]  ? kasan_check_write+0x14/0x20
[  300.049734]  ? __skb_clone+0x6c7/0xa00
[  300.053637]  ? __copy_skb_header+0x6b0/0x6b0
[  300.058099]  ? kmem_cache_alloc+0x33a/0x730
[  300.062442]  skb_ensure_writable+0x3dd/0x640
[  300.066869]  ? skb_checksum_setup+0xaa0/0xaa0
[  300.071375]  ? check_preemption_disabled+0x48/0x280
[  300.076411]  ? __this_cpu_preempt_check+0x1c/0x20
[  300.081264]  ? __bpf_redirect+0x54b/0xb20
[  300.085431]  bpf_clone_redirect+0x14a/0x490
[  300.089770]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  300.094800]  ? __sched_text_start+0x8/0x8
[  300.098962]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  300.103739]  ? find_held_lock+0x36/0x1c0
[  300.107818]  ? lock_acquire+0x1ed/0x520
[  300.111801]  ? bpf_test_run+0x3cb/0x780
[  300.115786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.121335]  ? check_preemption_disabled+0x48/0x280
[  300.126369]  ? kasan_check_read+0x11/0x20
[  300.130527]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  300.135812]  ? rcu_softirq_qs+0x20/0x20
[  300.139889]  ? preempt_schedule+0x4d/0x60
[  300.144072]  ? ___preempt_schedule+0x16/0x18
[  300.148505]  ? bpf_test_run+0x25d/0x780
[  300.152500]  ? netlink_diag_dump+0x2a0/0x2a0
[  300.156922]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.162475]  ? bpf_test_init.isra.10+0x70/0x100
[  300.167164]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  300.171940]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  300.176791]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  300.182337]  ? fput+0x130/0x1a0
[  300.186147]  ? __bpf_prog_get+0x9b/0x290
[  300.190223]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  300.195079]  ? bpf_prog_test_run+0x130/0x1a0
[  300.199504]  ? __x64_sys_bpf+0x3db/0x520
[  300.203575]  ? bpf_prog_get+0x20/0x20
[  300.207410]  ? do_syscall_64+0x1b9/0x820
[  300.211480]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  300.216856]  ? syscall_return_slowpath+0x5e0/0x5e0
[  300.221797]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.226657]  ? trace_hardirqs_on_caller+0x310/0x310
[  300.231688]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  300.236723]  ? prepare_exit_to_usermode+0x291/0x3b0
[  300.241755]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.246619]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  300.252011] warn_alloc_show_mem: 1 callbacks suppressed
[  300.252044] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  300.252047] Mem-Info:
[  300.252079] active_anon:57617 inactive_anon:185 isolated_anon:0
[  300.252079]  active_file:18 inactive_file:10 isolated_file:0
[  300.252079]  unevictable:0 dirty:0 writeback:0 unstable:0
[  300.252079]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  300.252079]  mapped:40979 shmem:4339 pagetables:646 bounce:0
[  300.252079]  free:13715 free_pcp:200 free_cma:0
[  300.257578] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  300.264693] Node 0 active_anon:230468kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  300.267115] Workqueue: events_power_efficient neigh_periodic_work
[  300.300098] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  300.309459] Call Trace:
[  300.337129] lowmem_reserve[]: 0 2818 6321 6321
[  300.343378]  dump_stack+0x244/0x39d
[  300.369457] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  300.372063]  ? dump_stack_print_info.cold.1+0x20/0x20
[  300.376630] lowmem_reserve[]: 0 0 3503 3503
[  300.380267]  warn_alloc.cold.116+0xb7/0x1bd
[  300.407390] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230468kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6880kB pagetables:2584kB bounce:0kB free_pcp:800kB local_pcp:164kB free_cma:0kB
[  300.412767]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  300.417056] lowmem_reserve[]: 0 0 0 0
[  300.421389]  ? lock_downgrade+0x900/0x900
[  300.450258] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  300.455131]  ? trace_hardirqs_off+0xb8/0x310
[  300.458937] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  300.463089]  ? trace_hardirqs_off+0xb8/0x310
[  300.476584] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 86*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13832kB
[  300.480999]  __alloc_pages_slowpath+0x26e8/0x2e10
[  300.496320] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  300.500749]  ? warn_alloc+0x120/0x120
[  300.515533] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  300.520374]  ? zap_class+0x640/0x640
[  300.529183] 4367 total pagecache pages
[  300.532978]  ? warn_alloc+0x120/0x120
[  300.541534] 0 pages in swap cache
[  300.545345]  ? warn_alloc+0x120/0x120
[  300.549214] Swap cache stats: add 0, delete 0, find 0/0
[  300.553006]  ? zap_class+0x640/0x640
[  300.556431] Free swap  = 0kB
[  300.560224]  ? print_usage_bug+0xc0/0xc0
[  300.565564] Total swap = 0kB
[  300.569303]  ? print_usage_bug+0xc0/0xc0
[  300.572297] 1965979 pages RAM
[  300.576353]  ? __lock_acquire+0x62f/0x4c20
[  300.579357] 0 pages HighMem/MovableOnly
[  300.583416]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.586496] 342853 pages reserved
[  300.590728]  ? should_fail+0x22d/0xd01
[  300.594675] 0 pages cma reserved
[  300.600206]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  300.603713] aoe: skb alloc failure
[  300.607519]  ? __lock_acquire+0x62f/0x4c20
[  300.610950] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  300.615988]  ? __lock_acquire+0x62f/0x4c20
[  300.619507] syz-executor2 cpuset=syz2 mems_allowed=0
[  300.623740]  ? should_fail+0x22d/0xd01
[  300.647399]  ? mark_held_locks+0x130/0x130
[  300.651646]  ? mark_held_locks+0x130/0x130
[  300.655902]  ? pick_next_task_fair+0xa05/0x1b30
[  300.660600]  ? rcu_read_lock_sched_held+0x14f/0x180
[  300.665623]  ? zap_class+0x640/0x640
[  300.669353]  ? zap_class+0x640/0x640
[  300.673079]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.678620]  ? check_preemption_disabled+0x48/0x280
[  300.683670]  ? __lock_is_held+0xb5/0x140
[  300.687745]  __alloc_pages_nodemask+0xa80/0xde0
[  300.692435]  ? zap_class+0x640/0x640
[  300.696158]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  300.701191]  ? find_held_lock+0x36/0x1c0
[  300.705268]  ? ____cache_alloc_node+0x1c7/0x1e0
[  300.709943]  ? lock_downgrade+0x900/0x900
[  300.714108]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.719655]  cache_grow_begin+0xa5/0x8c0
[  300.723726]  ? do_raw_spin_unlock+0xa7/0x330
[  300.728152]  fallback_alloc+0x204/0x2e0
[  300.732141]  ____cache_alloc_node+0x1c7/0x1e0
[  300.736647]  kmem_cache_alloc_node+0xe3/0x730
[  300.741145]  ? zap_class+0x640/0x640
[  300.744864]  ? __sched_text_start+0x8/0x8
[  300.749037]  __alloc_skb+0x119/0x770
[  300.752759]  ? zap_class+0x640/0x640
[  300.756485]  ? netdev_alloc_frag+0x1f0/0x1f0
[  300.760906]  ? neigh_periodic_work+0x8ca/0xc60
[  300.765500]  ? lock_downgrade+0x900/0x900
[  300.769667]  ? kasan_check_read+0x11/0x20
[  300.773817]  ? do_raw_write_lock+0x14f/0x310
[  300.778244]  __neigh_notify+0x8c/0x160
[  300.782140]  neigh_cleanup_and_release+0x7b/0xe0
[  300.786912]  neigh_periodic_work+0x8d2/0xc60
[  300.791337]  ? neigh_table_clear+0x390/0x390
[  300.795751]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.801296]  ? check_preemption_disabled+0x48/0x280
[  300.806326]  ? __lock_is_held+0xb5/0x140
[  300.810405]  process_one_work+0xc90/0x1c40
[  300.814647]  ? mark_held_locks+0x130/0x130
[  300.818898]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  300.823575]  ? __switch_to_asm+0x40/0x70
[  300.827641]  ? __switch_to_asm+0x40/0x70
[  300.831705]  ? __switch_to_asm+0x34/0x70
[  300.835768]  ? __switch_to_asm+0x40/0x70
[  300.839829]  ? __switch_to_asm+0x34/0x70
[  300.843893]  ? __switch_to_asm+0x40/0x70
[  300.847956]  ? __switch_to_asm+0x34/0x70
[  300.852039]  ? __switch_to_asm+0x40/0x70
[  300.856116]  ? __schedule+0x8d7/0x21d0
[  300.860006]  ? __switch_to_asm+0x34/0x70
[  300.864080]  ? __switch_to_asm+0x40/0x70
[  300.868166]  ? zap_class+0x640/0x640
[  300.871892]  ? find_held_lock+0x36/0x1c0
[  300.875962]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  300.880570]  ? lock_acquire+0x1ed/0x520
[  300.884553]  ? worker_thread+0x3e0/0x1390
[  300.888716]  ? kasan_check_read+0x11/0x20
[  300.892884]  ? do_raw_spin_lock+0x14f/0x350
[  300.897207]  ? kasan_check_read+0x11/0x20
[  300.901364]  ? rwlock_bug.part.2+0x90/0x90
[  300.905601]  ? trace_hardirqs_on+0x310/0x310
[  300.910033]  worker_thread+0x17f/0x1390
[  300.914124]  ? __switch_to_asm+0x34/0x70
[  300.918203]  ? process_one_work+0x1c40/0x1c40
[  300.922732]  ? __sched_text_start+0x8/0x8
[  300.926883]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  300.931664]  ? __kthread_parkme+0xce/0x1a0
[  300.935917]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  300.941037]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  300.946162]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  300.950751]  ? trace_hardirqs_on+0xbd/0x310
[  300.955075]  ? kasan_check_read+0x11/0x20
[  300.959230]  ? __kthread_parkme+0xce/0x1a0
[  300.963480]  ? trace_hardirqs_off_caller+0x310/0x310
[  300.968608]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  300.973730]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.979273]  ? __kthread_parkme+0xfb/0x1a0
[  300.983515]  ? process_one_work+0x1c40/0x1c40
[  300.988016]  kthread+0x35a/0x440
[  300.991400]  ? kthread_stop+0x900/0x900
[  300.995379]  ret_from_fork+0x3a/0x50
[  300.999117] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  300.999119] Mem-Info:
[  300.999153] active_anon:57617 inactive_anon:185 isolated_anon:0
[  300.999153]  active_file:18 inactive_file:10 isolated_file:0
[  300.999153]  unevictable:0 dirty:0 writeback:0 unstable:0
[  300.999153]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  300.999153]  mapped:40979 shmem:4339 pagetables:646 bounce:0
[  300.999153]  free:13715 free_pcp:200 free_cma:0
[  301.006490] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  301.008966] Node 0 active_anon:230468kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  301.041898] Call Trace:
[  301.051247] 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
[  301.078915]  <IRQ>
[  301.081488] lowmem_reserve[]: 0 2818 6321 6321
[  301.107602]  dump_stack+0x244/0x39d
[  301.109730] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  301.114316]  ? dump_stack_print_info.cold.1+0x20/0x20
[  301.117926] lowmem_reserve[]: 0 0 3503 3503
[  301.145086]  warn_alloc.cold.116+0xb7/0x1bd
[  301.150245] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230468kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6880kB pagetables:2584kB bounce:0kB free_pcp:800kB local_pcp:636kB free_cma:0kB
[  301.154560]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  301.158859] lowmem_reserve[]: 0 0 0 0
[  301.187753]  ? lock_downgrade+0x900/0x900
[  301.192577] 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
[  301.196381]  ? trace_hardirqs_off+0xb8/0x310
[  301.200502] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  301.214023]  ? trace_hardirqs_off+0xb8/0x310
[  301.218411] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 86*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13832kB
[  301.233761]  __alloc_pages_slowpath+0x26e8/0x2e10
[  301.238152] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  301.252989]  ? warn_alloc+0x120/0x120
[  301.257789] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  301.266613]  ? warn_alloc+0x120/0x120
[  301.270391] 4367 total pagecache pages
[  301.278959]  ? warn_alloc+0x120/0x120
[  301.282744] 0 pages in swap cache
[  301.286625]  ? print_usage_bug+0xc0/0xc0
[  301.290404] Swap cache stats: add 0, delete 0, find 0/0
[  301.293860]  ? print_usage_bug+0xc0/0xc0
[  301.297902] Free swap  = 0kB
[  301.303262]  ? ktime_get+0x2c1/0x400
[  301.307332] Total swap = 0kB
[  301.310350]  ? check_preemption_disabled+0x48/0x280
[  301.314051] 1965979 pages RAM
[  301.317257]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  301.322257] 0 pages HighMem/MovableOnly
[  301.325358]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.329831] 342853 pages reserved
[  301.333799]  ? should_fail+0x22d/0xd01
[  301.339324] 0 pages cma reserved
[  301.342772]  ? kasan_check_read+0x11/0x20
[  301.354139]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  301.359258]  ? __lock_acquire+0x62f/0x4c20
[  301.363512]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  301.366789] pid_2                      1KB         24KB
[  301.368633]  ? should_fail+0x22d/0xd01
[  301.374069] TIPC                      10KB         14KB
[  301.377869]  ? print_usage_bug+0xc0/0xc0
[  301.383255] SCTPv6                    14KB         18KB
[  301.387308]  ? mark_held_locks+0x130/0x130
[  301.392679] DCCPv6                    17KB         21KB
[  301.396874]  ? mark_held_locks+0x130/0x130
[  301.402254] DCCP                      16KB         20KB
[  301.406468]  ? check_preemption_disabled+0x48/0x280
[  301.406491]  ? zap_class+0x640/0x640
[  301.411878] bridge_fdb_cache          12KB         15KB
[  301.416842]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  301.420579] fib6_nodes                77KB         88KB
[  301.425899]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.430659] ip6_dst_cache             81KB        258KB
[  301.435990]  ? check_preemption_disabled+0x48/0x280
[  301.436015]  ? __lock_is_held+0xb5/0x140
[  301.441581] RAWv6                     68KB         71KB
[  301.446904]  __alloc_pages_nodemask+0xa80/0xde0
[  301.451929] UDPv6                      3KB          3KB
[  301.455953]  ? zap_class+0x640/0x640
[  301.461328] TCPv6                     23KB         29KB
[  301.465975]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  301.471352] nf_conntrack               7KB         18KB
[  301.475069]  ? find_held_lock+0x36/0x1c0
[  301.480463] sd_ext_cdb                 0KB          3KB
[  301.485441]  ? ____cache_alloc_node+0x1c7/0x1e0
[  301.490811] scsi_sense_cache        1056KB       1060KB
[  301.494836]  ? lock_downgrade+0x900/0x900
[  301.500207] virtio_scsi_cmd           16KB         16KB
[  301.504842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.510220] sgpool-128                 8KB          8KB
[  301.514327]  cache_grow_begin+0xa5/0x8c0
[  301.519695] sgpool-64                  4KB          6KB
[  301.525200]  ? do_raw_spin_unlock+0xa7/0x330
[  301.530579] sgpool-32                  2KB          7KB
[  301.534602]  fallback_alloc+0x204/0x2e0
[  301.539972] sgpool-16                  1KB          3KB
[  301.544376]  ____cache_alloc_node+0x1c7/0x1e0
[  301.549764] sgpool-8                   0KB          3KB
[  301.553702]  kmem_cache_alloc_node+0xe3/0x730
[  301.559053] mqueue_inode_cache         10KB         14KB
[  301.563541]  ? lockdep_hardirqs_on+0x296/0x5b0
[  301.563567]  __alloc_skb+0x119/0x770
[  301.563584]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  301.568938] bio_post_read_ctx         14KB         15KB
[  301.573415]  ? netdev_alloc_frag+0x1f0/0x1f0
[  301.573443]  ? vprintk_default+0x28/0x30
[  301.578954] bio-2                     14KB         15KB
[  301.583492]  ? vprintk_func+0x85/0x181
[  301.583507]  ? printk+0xa7/0xcf
[  301.583524]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  301.587227] jfs_mp                     7KB          7KB
[  301.592584]  new_skb+0x26/0x1c0
[  301.592600]  aoecmd_cfg+0x279/0x7f0
[  301.592618]  ? find_held_lock+0x36/0x1c0
[  301.597983] nfs_commit_data            3KB          7KB
[  301.602362]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  301.602384]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.602409]  ? __lock_is_held+0xb5/0x140
[  301.606450] nfs_write_data            32KB         32KB
[  301.611808]  discover_timer+0x50/0x60
[  301.611827]  call_timer_fn+0x272/0x920
[  301.615720] ext4_system_zone           0KB          3KB
[  301.618973]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  301.623747] bio-1                      1KB          3KB
[  301.629070]  ? process_timeout+0x40/0x40
[  301.632381] pid_namespace              2KB          7KB
[  301.635968]  ? __run_timers+0x7da/0xc70
[  301.640049] rpc_buffers               17KB         19KB
[  301.645372]  ? _raw_spin_unlock_irq+0x27/0x80
[  301.649702] rpc_tasks                  2KB          3KB
[  301.655203]  ? _raw_spin_unlock_irq+0x27/0x80
[  301.659282] UNIX                       9KB         14KB
[  301.664604]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  301.664624]  ? lockdep_hardirqs_on+0x296/0x5b0
[  301.668411] tcp_bind_bucket            1KB          4KB
[  301.672291]  ? trace_hardirqs_on+0xbd/0x310
[  301.672306]  ? kasan_check_read+0x11/0x20
[  301.672323]  ? __run_timers+0x7da/0xc70
[  301.677677] inet_peer_cache            0KB          4KB
[  301.682504]  ? trace_hardirqs_off_caller+0x310/0x310
[  301.682539]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  301.687908] ip_fib_trie               11KB         15KB
[  301.691950]  __run_timers+0x7e5/0xc70
[  301.691976]  ? timer_fixup_init+0x70/0x70
[  301.691994]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  301.697347] ip_fib_alias              51KB         59KB
[  301.701308]  ? zap_class+0x640/0x640
[  301.701327]  ? enqueue_hrtimer+0x1a5/0x560
[  301.701344]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  301.706694] ip_dst_cache               5KB         36KB
[  301.711203]  ? find_held_lock+0x36/0x1c0
[  301.711228]  ? zap_class+0x640/0x640
[  301.716581] RAW                       40KB         50KB
[  301.721076]  ? pvclock_read_flags+0x160/0x160
[  301.721095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.721115]  ? check_preemption_disabled+0x48/0x280
[  301.726463] UDP                       16KB         19KB
[  301.731305]  ? __lock_is_held+0xb5/0x140
[  301.731322]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.731342]  ? check_preemption_disabled+0x48/0x280
[  301.735910] TCP                        8KB         11KB
[  301.741268]  run_timer_softirq+0x52/0xb0
[  301.741285]  ? rcu_read_lock_sched_held+0x14f/0x180
[  301.741303]  __do_softirq+0x308/0xb7e
[  301.745614] hugetlbfs_inode_cache          2KB          7KB
[  301.749754]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  301.749769]  ? lock_downgrade+0x900/0x900
[  301.749789]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  301.753754] fscache_cookie_jar          1KB          7KB
[  301.759130]  ? pvclock_read_flags+0x160/0x160
[  301.764255] eventpoll_pwq              3KB         19KB
[  301.769072]  ? lapic_next_event+0x5a/0x90
[  301.774443] eventpoll_epi              6KB         19KB
[  301.778210]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.782363] inotify_inode_mark          5KB         27KB
[  301.787345]  ? kvm_clock_read+0x18/0x30
[  301.792718] request_queue            164KB        164KB
[  301.796392]  ? kvm_sched_clock_read+0x9/0x20
[  301.800650] blkdev_ioc                 2KB         19KB
[  301.805807]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.811176] bio-0                     54KB        123KB
[  301.815204]  ? check_preemption_disabled+0x48/0x280
[  301.818895] biovec-max              1303KB       1303KB
[  301.824271]  irq_exit+0x17f/0x1c0
[  301.824289]  smp_apic_timer_interrupt+0x1cb/0x760
[  301.824307]  ? smp_reschedule_interrupt+0x109/0x650
[  301.828803] bio_integrity_payload          1KB          3KB
[  301.834321]  ? smp_call_function_single_interrupt+0x650/0x650
[  301.834335]  ? interrupt_entry+0xb5/0xc0
[  301.834355]  ? trace_hardirqs_off_caller+0xbb/0x310
[  301.839379] khugepaged_mm_slot          0KB         11KB
[  301.844701]  ? trace_hardirqs_off_caller+0xbb/0x310
[  301.844721]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.848772] dmaengine-unmap-256          2KB          6KB
[  301.854297]  ? trace_hardirqs_on_caller+0x310/0x310
[  301.854311]  ? trace_hardirqs_on_caller+0x310/0x310
[  301.854331]  ? task_prio+0x50/0x50
[  301.859358] dmaengine-unmap-128          1KB          3KB
[  301.864692]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.868728] dmaengine-unmap-16          0KB          4KB
[  301.873739]  ? check_preemption_disabled+0x48/0x280
[  301.873760]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.873784]  apic_timer_interrupt+0xf/0x20
[  301.877579] dmaengine-unmap-2          0KB          3KB
[  301.883265]  </IRQ>
[  301.883285] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  301.883307] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  301.887795] skbuff_fclone_cache         28KB         75KB
[  301.891931] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  301.891945] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  301.891953] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  301.891962] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  301.891975] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  301.897069] skbuff_head_cache     441187KB     441187KB
[  301.902497] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  301.902545]  ? save_stack+0xa9/0xd0
[  301.907034] configfs_dir_cache          0KB          4KB
[  301.912413]  __kmalloc_node_track_caller+0x3c/0x70
[  301.912435]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  301.916600] file_lock_cache            0KB          3KB
[  301.921963]  pskb_expand_head+0x230/0x10f0
[  301.921980]  ? check_preemption_disabled+0x48/0x280
[  301.921999]  ? memcpy+0x45/0x50
[  301.927525] file_lock_ctx              0KB          3KB
[  301.932966]  ? __copy_skb_header+0x350/0x6b0
[  301.932982]  ? skb_release_data+0x880/0x880
[  301.932998]  ? __alloc_skb+0x770/0x770
[  301.936962] fsnotify_mark_connector          3KB         19KB
[  301.942322]  ? __lock_is_held+0xb5/0x140
[  301.942348]  ? kasan_check_write+0x14/0x20
[  301.946741] net_namespace             51KB         51KB
[  301.952091]  ? __skb_clone+0x6c7/0xa00
[  301.952108]  ? __copy_skb_header+0x6b0/0x6b0
[  301.952126]  ? kmem_cache_alloc+0x33a/0x730
[  301.957660] shmem_inode_cache       4486KB       4581KB
[  301.963053]  skb_ensure_writable+0x3dd/0x640
[  301.963083]  ? skb_checksum_setup+0xaa0/0xaa0
[  301.968086] task_delay_info           42KB        203KB
[  301.973433]  ? check_preemption_disabled+0x48/0x280
[  301.973454]  ? __this_cpu_preempt_check+0x1c/0x20
[  301.973476]  ? __bpf_redirect+0x54b/0xb20
[  301.976963] taskstats                  0KB          3KB
[  301.981799]  bpf_clone_redirect+0x14a/0x490
[  301.981823]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  301.986822] proc_dir_entry           584KB        592KB
[  301.992524]  ? __sched_text_start+0x8/0x8
[  301.992543]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  301.992567]  ? find_held_lock+0x36/0x1c0
[  301.998434] pde_opener                 0KB          3KB
[  302.002491]  ? lock_acquire+0x1ed/0x520
[  302.002507]  ? bpf_test_run+0x3cb/0x780
[  302.002526]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.007543] sigqueue                   2KB         23KB
[  302.012978]  ? check_preemption_disabled+0x48/0x280
[  302.013000]  ? kasan_check_read+0x11/0x20
[  302.013018]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  302.018038] kernfs_node_cache      11991KB      12013KB
[  302.022866]  ? rcu_softirq_qs+0x20/0x20
[  302.022883]  ? preempt_schedule+0x4d/0x60
[  302.022902]  ? ___preempt_schedule+0x16/0x18
[  302.028425] mnt_cache                 77KB         92KB
[  302.033440]  ? bpf_test_run+0x25d/0x780
[  302.033466]  ? netlink_diag_dump+0x2a0/0x2a0
[  302.038467] filp                     258KB        618KB
[  302.042000]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.042014]  ? bpf_test_init.isra.10+0x70/0x100
[  302.042049]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  302.047567] names_cache               89KB         89KB
[  302.053119]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  302.053140]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  302.058573] iint_cache                74KB         79KB
[  302.063587]  ? fput+0x130/0x1a0
[  302.063603]  ? __bpf_prog_get+0x9b/0x290
[  302.063621]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  302.068448] key_jar                    3KB          7KB
[  302.072668]  ? bpf_prog_test_run+0x130/0x1a0
[  302.072688]  ? __x64_sys_bpf+0x3db/0x520
[  302.072704]  ? bpf_prog_get+0x20/0x20
[  302.078066] uts_namespace              2KB          7KB
[  302.080314]  ? do_syscall_64+0x1b9/0x820
[  302.080332]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  302.086200] nsproxy                    1KB          3KB
[  302.105097]  ? syscall_return_slowpath+0x5e0/0x5e0
[  302.105111]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  302.105131]  ? trace_hardirqs_on_caller+0x310/0x310
[  302.110679] vm_area_struct           363KB        707KB
[  302.118349]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  302.125632] mm_struct                 52KB        149KB
[  302.132882]  ? prepare_exit_to_usermode+0x291/0x3b0
[  302.132903]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  302.132925]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  302.140208] fs_cache                   8KB         52KB
[  302.147510] aoe: skb alloc failure
[  302.173458] files_cache               30KB         71KB
[  302.174197] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  302.178887] signal_cache             297KB        682KB
[  302.184690] syz-executor2 cpuset=syz2 mems_allowed=0
[  302.184718] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  302.184725] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  302.184730] Call Trace:
[  302.184736]  <IRQ>
[  302.184757]  dump_stack+0x244/0x39d
[  302.184777]  ? dump_stack_print_info.cold.1+0x20/0x20
[  302.184804]  warn_alloc.cold.116+0xb7/0x1bd
[  302.194114] sighand_cache            471KB        513KB
[  302.197340]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  302.202751] task_struct             1348KB       1348KB
[  302.207132]  ? lock_downgrade+0x900/0x900
[  302.211461] cred_jar                  61KB        456KB
[  302.215317]  ? trace_hardirqs_off+0xb8/0x310
[  302.221206] anon_vma_chain           120KB        342KB
[  302.225242]  ? trace_hardirqs_off+0xb8/0x310
[  302.229496] anon_vma                 121KB        454KB
[  302.234828]  __alloc_pages_slowpath+0x26e8/0x2e10
[  302.238697] pid                       26KB        168KB
[  302.243136]  ? warn_alloc+0x120/0x120
[  302.247461] Acpi-Operand             106KB        162KB
[  302.252813]  ? warn_alloc+0x120/0x120
[  302.252832]  ? warn_alloc+0x120/0x120
[  302.252852]  ? print_usage_bug+0xc0/0xc0
[  302.257250] Acpi-Namespace            19KB         23KB
[  302.261729]  ? print_usage_bug+0xc0/0xc0
[  302.261744]  ? ktime_get+0x2c1/0x400
[  302.261771]  ? check_preemption_disabled+0x48/0x280
[  302.267117] numa_policy                0KB          3KB
[  302.272120]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  302.272137]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.272158]  ? should_fail+0x22d/0xd01
[  302.276984] debug_objects_cache        822KB        823KB
[  302.281573]  ? kasan_check_read+0x11/0x20
[  302.281591]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  302.281609]  ? __lock_acquire+0x62f/0x4c20
[  302.286958] trace_event_file         260KB        262KB
[  302.291268]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  302.291282]  ? should_fail+0x22d/0xd01
[  302.291300]  ? print_usage_bug+0xc0/0xc0
[  302.296306] ftrace_event_field        376KB        378KB
[  302.301666]  ? mark_held_locks+0x130/0x130
[  302.301690]  ? mark_held_locks+0x130/0x130
[  302.305821] pool_workqueue            87KB         92KB
[  302.310565]  ? check_preemption_disabled+0x48/0x280
[  302.310589]  ? zap_class+0x640/0x640
[  302.310608]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  302.314654] task_group                 5KB          7KB
[  302.320003]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.320018]  ? check_preemption_disabled+0x48/0x280
[  302.320058]  ? __lock_is_held+0xb5/0x140
[  302.324007] page->ptl                 72KB        478KB
[  302.327978]  __alloc_pages_nodemask+0xa80/0xde0
[  302.333576] kmalloc-2M              2050KB       2050KB
[  302.338860]  ? zap_class+0x640/0x640
[  302.343887] kmalloc-512k            2056KB       2056KB
[  302.347996]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  302.353282] kmalloc-256k            1290KB       1290KB
[  302.358616]  ? find_held_lock+0x36/0x1c0
[  302.362598] kmalloc-128k             650KB        650KB
[  302.366715]  ? ____cache_alloc_node+0x1c7/0x1e0
[  302.371128] kmalloc-64k              330KB        330KB
[  302.376455]  ? lock_downgrade+0x900/0x900
[  302.380444] kmalloc-32k             1221KB       1221KB
[  302.384824]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.390194] kmalloc-16k              379KB        379KB
[  302.395696]  cache_grow_begin+0xa5/0x8c0
[  302.400384] kmalloc-8k              1889KB       1889KB
[  302.405105]  ? do_raw_spin_unlock+0xa7/0x330
[  302.410480] kmalloc-4k              6400KB       6400KB
[  302.415288]  fallback_alloc+0x204/0x2e0
[  302.420831] kmalloc-2k           2924104KB    2924104KB
[  302.426164]  ____cache_alloc_node+0x1c7/0x1e0
[  302.429457] kmalloc-1k           1552406KB    1552406KB
[  302.433481]  kmem_cache_alloc_node+0xe3/0x730
[  302.438302] kmalloc-512             1454KB       3213KB
[  302.443657]  ? lockdep_hardirqs_on+0x296/0x5b0
[  302.443681]  __alloc_skb+0x119/0x770
[  302.443699]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  302.448101] kmalloc-256             2545KB       3030KB
[  302.452149]  ? netdev_alloc_frag+0x1f0/0x1f0
[  302.452177]  ? vprintk_default+0x28/0x30
[  302.455977] kmalloc-128              527KB        945KB
[  302.461325]  ? vprintk_func+0x85/0x181
[  302.461341]  ? printk+0xa7/0xcf
[  302.461357]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  302.465403] kmalloc-96               587KB       1888KB
[  302.470764]  new_skb+0x26/0x1c0
[  302.470784]  aoecmd_cfg+0x279/0x7f0
[  302.476135] kmalloc-64              1395KB       1916KB
[  302.481064]  ? find_held_lock+0x36/0x1c0
[  302.481082]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  302.481103]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.485926] kmalloc-32              1005KB       1708KB
[  302.490941]  ? __lock_is_held+0xb5/0x140
[  302.490967]  discover_timer+0x50/0x60
[  302.496371] kmalloc-192              703KB        968KB
[  302.501307]  call_timer_fn+0x272/0x920
[  302.501322]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  302.501339]  ? process_timeout+0x40/0x40
[  302.506693] kmem_cache               258KB        262KB
[  302.511704]  ? __run_timers+0x7da/0xc70
[  302.511720]  ? _raw_spin_unlock_irq+0x27/0x80
[  302.511736]  ? _raw_spin_unlock_irq+0x27/0x80
[  302.516578] Out of memory: Kill process 6154 (syz-fuzzer) score 31 or sacrifice child
[  302.521922]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  302.521937]  ? lockdep_hardirqs_on+0x296/0x5b0
[  302.521958]  ? trace_hardirqs_on+0xbd/0x310
[  302.528205] Killed process 6188 (syz-executor2) total-vm:70208kB, anon-rss:64kB, file-rss:0kB, shmem-rss:0kB
[  302.530834]  ? kasan_check_read+0x11/0x20
[  302.530848]  ? __run_timers+0x7da/0xc70
[  302.530863]  ? trace_hardirqs_off_caller+0x310/0x310
[  302.530891]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  302.530903]  __run_timers+0x7e5/0xc70
[  302.530929]  ? timer_fixup_init+0x70/0x70
[  302.530946]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  302.530962]  ? zap_class+0x640/0x640
[  302.537066] oom_reaper: reaped process 6188 (syz-executor2), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB
[  302.546915]  ? enqueue_hrtimer+0x1a5/0x560
[  302.546932]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  302.546953]  ? find_held_lock+0x36/0x1c0
[  302.571712] init invoked oom-killer: gfp_mask=0x6040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null), order=1, oom_score_adj=0
[  302.574113]  ? zap_class+0x640/0x640
[  302.576711] init cpuset=/ mems_allowed=0
[  302.578872]  ? pvclock_read_flags+0x160/0x160
[  303.155592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.161136]  ? check_preemption_disabled+0x48/0x280
[  303.166169]  ? __lock_is_held+0xb5/0x140
[  303.170236]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.175778]  ? check_preemption_disabled+0x48/0x280
[  303.180803]  run_timer_softirq+0x52/0xb0
[  303.185306]  ? rcu_read_lock_sched_held+0x14f/0x180
[  303.190326]  __do_softirq+0x308/0xb7e
[  303.194135]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  303.198642]  ? lock_downgrade+0x900/0x900
[  303.202798]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  303.207912]  ? pvclock_read_flags+0x160/0x160
[  303.212411]  ? lapic_next_event+0x5a/0x90
[  303.216565]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.222116]  ? kvm_clock_read+0x18/0x30
[  303.226094]  ? kvm_sched_clock_read+0x9/0x20
[  303.230508]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.236064]  ? check_preemption_disabled+0x48/0x280
[  303.239338] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  303.241093]  irq_exit+0x17f/0x1c0
[  303.251392] kworker/1:4 cpuset=/ mems_allowed=0
[  303.254840]  smp_apic_timer_interrupt+0x1cb/0x760
[  303.264327]  ? smp_reschedule_interrupt+0x109/0x650
[  303.269357]  ? smp_call_function_single_interrupt+0x650/0x650
[  303.275247]  ? interrupt_entry+0xb5/0xc0
[  303.279315]  ? trace_hardirqs_off_caller+0xbb/0x310
[  303.284331]  ? trace_hardirqs_off_caller+0xbb/0x310
[  303.289355]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  303.294201]  ? trace_hardirqs_on_caller+0x310/0x310
[  303.299220]  ? trace_hardirqs_on_caller+0x310/0x310
[  303.304246]  ? task_prio+0x50/0x50
[  303.307803]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.313344]  ? check_preemption_disabled+0x48/0x280
[  303.318542]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  303.323415]  apic_timer_interrupt+0xf/0x20
[  303.327645]  </IRQ>
[  303.329886] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  303.335773] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  303.354675] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  303.362386] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  303.369657] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  303.376924] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  303.384193] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  303.391464] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  303.398778]  ? save_stack+0xa9/0xd0
[  303.402423]  __kmalloc_node_track_caller+0x3c/0x70
[  303.407366]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  303.412128]  pskb_expand_head+0x230/0x10f0
[  303.416382]  ? check_preemption_disabled+0x48/0x280
[  303.421406]  ? memcpy+0x45/0x50
[  303.424688]  ? __copy_skb_header+0x350/0x6b0
[  303.429103]  ? skb_release_data+0x880/0x880
[  303.433425]  ? __alloc_skb+0x770/0x770
[  303.437327]  ? __lock_is_held+0xb5/0x140
[  303.441402]  ? kasan_check_write+0x14/0x20
[  303.445668]  ? __skb_clone+0x6c7/0xa00
[  303.449560]  ? __copy_skb_header+0x6b0/0x6b0
[  303.453969]  ? kmem_cache_alloc+0x33a/0x730
[  303.458303]  skb_ensure_writable+0x3dd/0x640
[  303.462720]  ? skb_checksum_setup+0xaa0/0xaa0
[  303.467219]  ? check_preemption_disabled+0x48/0x280
[  303.472246]  ? __this_cpu_preempt_check+0x1c/0x20
[  303.477090]  ? __bpf_redirect+0x54b/0xb20
[  303.481254]  bpf_clone_redirect+0x14a/0x490
[  303.485591]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  303.490618]  ? __sched_text_start+0x8/0x8
[  303.494779]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  303.499556]  ? find_held_lock+0x36/0x1c0
[  303.503661]  ? lock_acquire+0x1ed/0x520
[  303.507640]  ? bpf_test_run+0x3cb/0x780
[  303.511626]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.517167]  ? check_preemption_disabled+0x48/0x280
[  303.522209]  ? kasan_check_read+0x11/0x20
[  303.526366]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  303.531655]  ? rcu_softirq_qs+0x20/0x20
[  303.535649]  ? preempt_schedule+0x4d/0x60
[  303.539811]  ? ___preempt_schedule+0x16/0x18
[  303.544233]  ? bpf_test_run+0x25d/0x780
[  303.548227]  ? netlink_diag_dump+0x2a0/0x2a0
[  303.552641]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.558180]  ? bpf_test_init.isra.10+0x70/0x100
[  303.562860]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  303.567647]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  303.572491]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  303.578046]  ? fput+0x130/0x1a0
[  303.581330]  ? __bpf_prog_get+0x9b/0x290
[  303.585400]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  303.590244]  ? bpf_prog_test_run+0x130/0x1a0
[  303.594656]  ? __x64_sys_bpf+0x3db/0x520
[  303.598718]  ? bpf_prog_get+0x20/0x20
[  303.602546]  ? do_syscall_64+0x1b9/0x820
[  303.606608]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  303.611976]  ? syscall_return_slowpath+0x5e0/0x5e0
[  303.616905]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  303.621755]  ? trace_hardirqs_on_caller+0x310/0x310
[  303.626774]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  303.631800]  ? prepare_exit_to_usermode+0x291/0x3b0
[  303.636823]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  303.641684]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  303.647074] warn_alloc_show_mem: 1 callbacks suppressed
[  303.647098] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  303.647100] Mem-Info:
[  303.647132] active_anon:57592 inactive_anon:185 isolated_anon:0
[  303.647132]  active_file:18 inactive_file:10 isolated_file:0
[  303.647132]  unevictable:0 dirty:0 writeback:0 unstable:0
[  303.647132]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  303.647132]  mapped:40979 shmem:4339 pagetables:646 bounce:0
[  303.647132]  free:13715 free_pcp:212 free_cma:0
[  303.652477] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  303.652497] Workqueue: events_power_efficient neigh_periodic_work
[  303.659597] Node 0 active_anon:230368kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  303.662006] Call Trace:
[  303.694981] 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
[  303.704355]  dump_stack+0x244/0x39d
[  303.710556] lowmem_reserve[]: 0 2818 6321 6321
[  303.738247]  ? dump_stack_print_info.cold.1+0x20/0x20
[  303.740807] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  303.766929]  warn_alloc.cold.116+0xb7/0x1bd
[  303.770521] lowmem_reserve[]: 0 0 3503 3503
[  303.775105]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  303.780269] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230368kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6880kB pagetables:2584kB bounce:0kB free_pcp:848kB local_pcp:164kB free_cma:0kB
[  303.807425]  ? lock_downgrade+0x900/0x900
[  303.811738] lowmem_reserve[]: 0 0 0 0
[  303.816080]  ? trace_hardirqs_off+0xb8/0x310
[  303.820894] 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
[  303.849802]  ? trace_hardirqs_off+0xb8/0x310
[  303.853930] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  303.857732]  __alloc_pages_slowpath+0x26e8/0x2e10
[  303.862107] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 86*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13832kB
[  303.875654]  ? warn_alloc+0x120/0x120
[  303.880018] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  303.895367]  ? zap_class+0x640/0x640
[  303.900194] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  303.915011]  ? warn_alloc+0x120/0x120
[  303.918795] 4367 total pagecache pages
[  303.927627]  ? warn_alloc+0x120/0x120
[  303.931351] 0 pages in swap cache
[  303.939922]  ? zap_class+0x640/0x640
[  303.943704] Swap cache stats: add 0, delete 0, find 0/0
[  303.947595]  ? print_usage_bug+0xc0/0xc0
[  303.951370] Free swap  = 0kB
[  303.954819]  ? print_usage_bug+0xc0/0xc0
[  303.958506] Total swap = 0kB
[  303.963864]  ? __lock_acquire+0x62f/0x4c20
[  303.967920] 1965979 pages RAM
[  303.970936]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.974969] 0 pages HighMem/MovableOnly
[  303.977987]  ? should_fail+0x22d/0xd01
[  303.982207] 342853 pages reserved
[  303.985309]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  303.990823] 0 pages cma reserved
[  303.994796]  ? __lock_acquire+0x62f/0x4c20
[  303.998757] aoe: skb alloc failure
[  304.002124]  ? __lock_acquire+0x62f/0x4c20
[  304.002139]  ? should_fail+0x22d/0xd01
[  304.002164]  ? mark_held_locks+0x130/0x130
[  304.007287] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  304.010630]  ? mark_held_locks+0x130/0x130
[  304.014836] syz-executor2 cpuset=syz2 mems_allowed=0
[  304.018376]  ? pick_next_task_fair+0xa05/0x1b30
[  304.055136]  ? rcu_read_lock_sched_held+0x14f/0x180
[  304.060162]  ? zap_class+0x640/0x640
[  304.063881]  ? zap_class+0x640/0x640
[  304.067617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.073159]  ? check_preemption_disabled+0x48/0x280
[  304.078188]  ? __lock_is_held+0xb5/0x140
[  304.082275]  __alloc_pages_nodemask+0xa80/0xde0
[  304.086950]  ? zap_class+0x640/0x640
[  304.090674]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  304.095710]  ? find_held_lock+0x36/0x1c0
[  304.099788]  ? ____cache_alloc_node+0x1c7/0x1e0
[  304.104461]  ? lock_downgrade+0x900/0x900
[  304.108625]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.114179]  cache_grow_begin+0xa5/0x8c0
[  304.118249]  ? do_raw_spin_unlock+0xa7/0x330
[  304.122673]  fallback_alloc+0x204/0x2e0
[  304.126661]  ____cache_alloc_node+0x1c7/0x1e0
[  304.131175]  kmem_cache_alloc_node+0xe3/0x730
[  304.135684]  ? zap_class+0x640/0x640
[  304.139417]  ? __sched_text_start+0x8/0x8
[  304.143599]  __alloc_skb+0x119/0x770
[  304.147318]  ? zap_class+0x640/0x640
[  304.151060]  ? netdev_alloc_frag+0x1f0/0x1f0
[  304.155493]  ? neigh_periodic_work+0x8ca/0xc60
[  304.160084]  ? lock_downgrade+0x900/0x900
[  304.164247]  ? kasan_check_read+0x11/0x20
[  304.168398]  ? do_raw_write_lock+0x14f/0x310
[  304.172834]  __neigh_notify+0x8c/0x160
[  304.176731]  neigh_cleanup_and_release+0x7b/0xe0
[  304.181522]  neigh_periodic_work+0x8d2/0xc60
[  304.186122]  ? neigh_table_clear+0x390/0x390
[  304.190544]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.196088]  ? check_preemption_disabled+0x48/0x280
[  304.201120]  ? __lock_is_held+0xb5/0x140
[  304.205204]  process_one_work+0xc90/0x1c40
[  304.209451]  ? mark_held_locks+0x130/0x130
[  304.213874]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  304.218561]  ? __switch_to_asm+0x40/0x70
[  304.222623]  ? __switch_to_asm+0x40/0x70
[  304.226686]  ? __switch_to_asm+0x34/0x70
[  304.230745]  ? __switch_to_asm+0x40/0x70
[  304.234820]  ? __switch_to_asm+0x34/0x70
[  304.238885]  ? __switch_to_asm+0x40/0x70
[  304.242949]  ? __switch_to_asm+0x34/0x70
[  304.247008]  ? __switch_to_asm+0x40/0x70
[  304.251102]  ? __schedule+0x8d7/0x21d0
[  304.254994]  ? __switch_to_asm+0x34/0x70
[  304.259064]  ? __switch_to_asm+0x40/0x70
[  304.263151]  ? zap_class+0x640/0x640
[  304.266873]  ? find_held_lock+0x36/0x1c0
[  304.270944]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  304.275555]  ? lock_acquire+0x1ed/0x520
[  304.279542]  ? worker_thread+0x3e0/0x1390
[  304.283707]  ? kasan_check_read+0x11/0x20
[  304.287869]  ? do_raw_spin_lock+0x14f/0x350
[  304.292195]  ? kasan_check_read+0x11/0x20
[  304.296348]  ? rwlock_bug.part.2+0x90/0x90
[  304.300584]  ? trace_hardirqs_on+0x310/0x310
[  304.305010]  worker_thread+0x17f/0x1390
[  304.309002]  ? __switch_to_asm+0x34/0x70
[  304.313092]  ? process_one_work+0x1c40/0x1c40
[  304.317614]  ? __sched_text_start+0x8/0x8
[  304.321767]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  304.326570]  ? __kthread_parkme+0xce/0x1a0
[  304.330824]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  304.335931]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  304.341045]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  304.345636]  ? trace_hardirqs_on+0xbd/0x310
[  304.349966]  ? kasan_check_read+0x11/0x20
[  304.354118]  ? __kthread_parkme+0xce/0x1a0
[  304.358356]  ? trace_hardirqs_off_caller+0x310/0x310
[  304.363476]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  304.368590]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.374150]  ? __kthread_parkme+0xfb/0x1a0
[  304.378396]  ? process_one_work+0x1c40/0x1c40
[  304.382914]  kthread+0x35a/0x440
[  304.386285]  ? kthread_stop+0x900/0x900
[  304.390279]  ret_from_fork+0x3a/0x50
[  304.394002] Mem-Info:
[  304.394015] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  304.394034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  304.396467] active_anon:57592 inactive_anon:185 isolated_anon:0
[  304.396467]  active_file:18 inactive_file:10 isolated_file:0
[  304.396467]  unevictable:0 dirty:0 writeback:0 unstable:0
[  304.396467]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  304.396467]  mapped:40979 shmem:4339 pagetables:646 bounce:0
[  304.396467]  free:13715 free_pcp:212 free_cma:0
[  304.403811] Call Trace:
[  304.413220] Node 0 active_anon:230368kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  304.446150]  <IRQ>
[  304.448724] 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
[  304.476395]  dump_stack+0x244/0x39d
[  304.478523] lowmem_reserve[]: 0 2818 6321 6321
[  304.504643]  ? dump_stack_print_info.cold.1+0x20/0x20
[  304.508244] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  304.512830]  warn_alloc.cold.116+0xb7/0x1bd
[  304.517989] lowmem_reserve[]: 0 0 3503 3503
[  304.545156]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  304.549458] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230368kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6880kB pagetables:2584kB bounce:0kB free_pcp:848kB local_pcp:684kB free_cma:0kB
[  304.553775]  ? lock_downgrade+0x900/0x900
[  304.558603] lowmem_reserve[]: 0 0 0 0
[  304.587503]  ? trace_hardirqs_off+0xb8/0x310
[  304.591621] 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
[  304.595431]  ? trace_hardirqs_off+0xb8/0x310
[  304.599811] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  304.613332]  __alloc_pages_slowpath+0x26e8/0x2e10
[  304.617716] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 86*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13832kB
[  304.633094]  ? warn_alloc+0x120/0x120
[  304.637899] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  304.652747]  ? warn_alloc+0x120/0x120
[  304.656532] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  304.665356]  ? __lock_acquire+0x62f/0x4c20
[  304.669132] 4367 total pagecache pages
[  304.677703]  ? warn_alloc+0x120/0x120
[  304.681924] 0 pages in swap cache
[  304.685833]  ? print_usage_bug+0xc0/0xc0
[  304.689611] Swap cache stats: add 0, delete 0, find 0/0
[  304.689620] Free swap  = 0kB
[  304.693077]  ? print_usage_bug+0xc0/0xc0
[  304.697116] Total swap = 0kB
[  304.702508]  ? mark_held_locks+0x130/0x130
[  304.705501] 1965979 pages RAM
[  304.709562]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.712552] 0 pages HighMem/MovableOnly
[  304.712561] 342853 pages reserved
[  304.716817]  ? should_fail+0x22d/0xd01
[  304.719899] 0 pages cma reserved
[  304.725427]  ? zap_class+0x640/0x640
[  304.743782]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  304.748900]  ? __lock_acquire+0x62f/0x4c20
[  304.753152]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  304.758261]  ? should_fail+0x22d/0xd01
[  304.762165]  ? mark_held_locks+0x130/0x130
[  304.766424]  ? mark_held_locks+0x130/0x130
[  304.770660]  ? lock_downgrade+0x900/0x900
[  304.774812]  ? zap_class+0x640/0x640
[  304.778530]  ? zap_class+0x640/0x640
[  304.782252]  ? zap_class+0x640/0x640
[  304.785964]  ? do_raw_spin_unlock+0xa7/0x330
[  304.790390]  ? trace_hardirqs_on+0x310/0x310
[  304.794805]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.800346]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.805887]  ? check_preemption_disabled+0x48/0x280
[  304.810915]  ? __lock_is_held+0xb5/0x140
[  304.814986]  __alloc_pages_nodemask+0xa80/0xde0
[  304.819659]  ? zap_class+0x640/0x640
[  304.823379]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  304.828411]  ? find_held_lock+0x36/0x1c0
[  304.832487]  ? ____cache_alloc_node+0x1c7/0x1e0
[  304.837163]  ? lock_downgrade+0x900/0x900
[  304.841340]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.847082]  cache_grow_begin+0xa5/0x8c0
[  304.851148]  ? do_raw_spin_unlock+0xa7/0x330
[  304.855571]  fallback_alloc+0x204/0x2e0
[  304.859554]  ____cache_alloc_node+0x1c7/0x1e0
[  304.864069]  kmem_cache_alloc_node+0xe3/0x730
[  304.868569]  ? lockdep_hardirqs_on+0x296/0x5b0
[  304.873168]  __alloc_skb+0x119/0x770
[  304.876882]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  304.882260]  ? netdev_alloc_frag+0x1f0/0x1f0
[  304.886682]  ? vprintk_default+0x28/0x30
[  304.890747]  ? vprintk_func+0x85/0x181
[  304.894639]  ? printk+0xa7/0xcf
[  304.897921]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  304.902705]  new_skb+0x26/0x1c0
[  304.906002]  aoecmd_cfg+0x279/0x7f0
[  304.909648]  ? find_held_lock+0x36/0x1c0
[  304.913717]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  304.918060]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.923614]  ? __lock_is_held+0xb5/0x140
[  304.927690]  discover_timer+0x50/0x60
[  304.931493]  call_timer_fn+0x272/0x920
[  304.935388]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  304.940235]  ? process_timeout+0x40/0x40
[  304.944325]  ? __run_timers+0x7da/0xc70
[  304.948306]  ? _raw_spin_unlock_irq+0x27/0x80
[  304.952805]  ? _raw_spin_unlock_irq+0x27/0x80
[  304.957303]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  304.962149]  ? lockdep_hardirqs_on+0x296/0x5b0
[  304.966738]  ? trace_hardirqs_on+0xbd/0x310
[  304.971068]  ? kasan_check_read+0x11/0x20
[  304.975223]  ? __run_timers+0x7da/0xc70
[  304.979206]  ? trace_hardirqs_off_caller+0x310/0x310
[  304.984325]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  304.989172]  __run_timers+0x7e5/0xc70
[  304.992987]  ? timer_fixup_init+0x70/0x70
[  304.997141]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  305.002163]  ? zap_class+0x640/0x640
[  305.005889]  ? enqueue_hrtimer+0x1a5/0x560
[  305.010134]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  305.015339]  ? find_held_lock+0x36/0x1c0
[  305.019406]  ? zap_class+0x640/0x640
[  305.023128]  ? pvclock_read_flags+0x160/0x160
[  305.027628]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.033172]  ? check_preemption_disabled+0x48/0x280
[  305.038206]  ? __lock_is_held+0xb5/0x140
[  305.042273]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.047818]  ? check_preemption_disabled+0x48/0x280
[  305.052849]  run_timer_softirq+0x52/0xb0
[  305.056918]  ? rcu_read_lock_sched_held+0x14f/0x180
[  305.061942]  __do_softirq+0x308/0xb7e
[  305.065751]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  305.070250]  ? lock_downgrade+0x900/0x900
[  305.074410]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  305.079527]  ? pvclock_read_flags+0x160/0x160
[  305.084043]  ? lapic_next_event+0x5a/0x90
[  305.088201]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.093760]  ? kvm_clock_read+0x18/0x30
[  305.097737]  ? kvm_sched_clock_read+0x9/0x20
[  305.102154]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.107694]  ? check_preemption_disabled+0x48/0x280
[  305.112723]  irq_exit+0x17f/0x1c0
[  305.116185]  smp_apic_timer_interrupt+0x1cb/0x760
[  305.121045]  ? smp_reschedule_interrupt+0x109/0x650
[  305.126071]  ? smp_call_function_single_interrupt+0x650/0x650
[  305.131962]  ? interrupt_entry+0xb5/0xc0
[  305.136049]  ? trace_hardirqs_off_caller+0xbb/0x310
[  305.141083]  ? trace_hardirqs_off_caller+0xbb/0x310
[  305.146107]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  305.150955]  ? trace_hardirqs_on_caller+0x310/0x310
[  305.155976]  ? trace_hardirqs_on_caller+0x310/0x310
[  305.161002]  ? task_prio+0x50/0x50
[  305.164563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.170105]  ? check_preemption_disabled+0x48/0x280
[  305.175157]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  305.180052]  apic_timer_interrupt+0xf/0x20
[  305.184287]  </IRQ>
[  305.186534] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  305.192467] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  305.211372] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  305.219081] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  305.226348] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  305.233614] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  305.240884] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  305.248158] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  305.255468]  ? save_stack+0xa9/0xd0
[  305.259111]  __kmalloc_node_track_caller+0x3c/0x70
[  305.264064]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  305.268832]  pskb_expand_head+0x230/0x10f0
[  305.273107]  ? check_preemption_disabled+0x48/0x280
[  305.278133]  ? memcpy+0x45/0x50
[  305.281423]  ? __copy_skb_header+0x350/0x6b0
[  305.285860]  ? skb_release_data+0x880/0x880
[  305.290203]  ? __alloc_skb+0x770/0x770
[  305.294104]  ? __lock_is_held+0xb5/0x140
[  305.298204]  ? kasan_check_write+0x14/0x20
[  305.302444]  ? __skb_clone+0x6c7/0xa00
[  305.306338]  ? __copy_skb_header+0x6b0/0x6b0
[  305.310747]  ? kmem_cache_alloc+0x33a/0x730
[  305.315244]  skb_ensure_writable+0x3dd/0x640
[  305.319652]  ? skb_checksum_setup+0xaa0/0xaa0
[  305.324172]  ? check_preemption_disabled+0x48/0x280
[  305.329197]  ? __this_cpu_preempt_check+0x1c/0x20
[  305.334055]  ? __bpf_redirect+0x54b/0xb20
[  305.338223]  bpf_clone_redirect+0x14a/0x490
[  305.342557]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  305.347581]  ? __sched_text_start+0x8/0x8
[  305.351737]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  305.356507]  ? find_held_lock+0x36/0x1c0
[  305.360611]  ? lock_acquire+0x1ed/0x520
[  305.364586]  ? bpf_test_run+0x3cb/0x780
[  305.368596]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.374148]  ? check_preemption_disabled+0x48/0x280
[  305.379187]  ? kasan_check_read+0x11/0x20
[  305.383338]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  305.388622]  ? rcu_softirq_qs+0x20/0x20
[  305.392604]  ? preempt_schedule+0x4d/0x60
[  305.396752]  ? ___preempt_schedule+0x16/0x18
[  305.401200]  ? bpf_test_run+0x25d/0x780
[  305.405194]  ? netlink_diag_dump+0x2a0/0x2a0
[  305.409613]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.415152]  ? bpf_test_init.isra.10+0x70/0x100
[  305.419832]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  305.424602]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  305.429448]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  305.434990]  ? fput+0x130/0x1a0
[  305.438273]  ? __bpf_prog_get+0x9b/0x290
[  305.442342]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  305.447188]  ? bpf_prog_test_run+0x130/0x1a0
[  305.451605]  ? __x64_sys_bpf+0x3db/0x520
[  305.455671]  ? bpf_prog_get+0x20/0x20
[  305.459502]  ? do_syscall_64+0x1b9/0x820
[  305.463577]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  305.468945]  ? syscall_return_slowpath+0x5e0/0x5e0
[  305.473874]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  305.478731]  ? trace_hardirqs_on_caller+0x310/0x310
[  305.483753]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  305.488774]  ? prepare_exit_to_usermode+0x291/0x3b0
[  305.493802]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  305.498673]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  305.504078] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #149
[  305.504144] aoe: skb alloc failure
[  305.510330] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  305.510336] Call Trace:
[  305.510358]  dump_stack+0x244/0x39d
[  305.510380]  ? dump_stack_print_info.cold.1+0x20/0x20
[  305.513927] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  305.523254]  ? mark_held_locks+0x130/0x130
[  305.525813] syz-executor2 cpuset=syz2 mems_allowed=0
[  305.529436]  ? mark_held_locks+0x130/0x130
[  305.558638]  dump_header+0x27b/0xf72
[  305.562374]  ? pagefault_out_of_memory+0x197/0x197
[  305.567318]  ? __lock_acquire+0x62f/0x4c20
[  305.571559]  ? percpu_ref_get_many+0x240/0x240
[  305.576150]  ? print_usage_bug+0xc0/0xc0
[  305.580220]  ? zap_class+0x640/0x640
[  305.583939]  ? print_usage_bug+0xc0/0xc0
[  305.588008]  ? print_usage_bug+0xc0/0xc0
[  305.592094]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.597640]  ? find_held_lock+0x36/0x1c0
[  305.601716]  ? mark_held_locks+0xc7/0x130
[  305.605875]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  305.610982]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  305.616102]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  305.620692]  ? trace_hardirqs_on+0xbd/0x310
[  305.625018]  ? kasan_check_read+0x11/0x20
[  305.629181]  ? ___ratelimit+0x3b4/0x672
[  305.633170]  ? trace_hardirqs_off_caller+0x310/0x310
[  305.638281]  ? trace_hardirqs_on+0x310/0x310
[  305.642714]  ? lock_downgrade+0x900/0x900
[  305.646881]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  305.651998]  ? ___ratelimit+0x3b9/0x672
[  305.655989]  ? idr_get_free+0xf70/0xf70
[  305.659967]  ? find_held_lock+0x36/0x1c0
[  305.664051]  oom_kill_process.cold.27+0x10/0x903
[  305.668811]  ? zap_class+0x640/0x640
[  305.672534]  ? check_preemption_disabled+0x48/0x280
[  305.677567]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  305.682499]  ? kasan_check_read+0x11/0x20
[  305.686654]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  305.691939]  ? oom_evaluate_task+0x540/0x540
[  305.696357]  ? find_held_lock+0x36/0x1c0
[  305.700440]  ? out_of_memory+0x974/0x1430
[  305.704594]  ? lock_downgrade+0x900/0x900
[  305.708746]  ? check_preemption_disabled+0x48/0x280
[  305.713768]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  305.718712]  ? kasan_check_read+0x11/0x20
[  305.722863]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  305.728143]  ? rcu_softirq_qs+0x20/0x20
[  305.732129]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.737668]  ? oom_evaluate_task+0x302/0x540
[  305.742085]  out_of_memory+0xa84/0x1430
[  305.746082]  ? oom_killer_disable+0x3a0/0x3a0
[  305.750581]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  305.755533]  ? __ww_mutex_check_waiters+0x160/0x160
[  305.760578]  __alloc_pages_slowpath+0x2354/0x2e10
[  305.765459]  ? warn_alloc+0x120/0x120
[  305.769265]  ? mark_held_locks+0x130/0x130
[  305.773516]  ? warn_alloc+0x120/0x120
[  305.777326]  ? print_usage_bug+0xc0/0xc0
[  305.781407]  ? print_usage_bug+0xc0/0xc0
[  305.785471]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  305.790508]  ? poll_freewait+0x1d6/0x260
[  305.794582]  ? print_usage_bug+0xc0/0xc0
[  305.798681]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.804225]  ? should_fail+0x22d/0xd01
[  305.808122]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  305.813232]  ? zap_class+0x640/0x640
[  305.816969]  ? find_held_lock+0x36/0x1c0
[  305.821071]  ? lock_release+0xa00/0xa00
[  305.825058]  ? perf_trace_sched_process_exec+0x860/0x860
[  305.830513]  ? check_preemption_disabled+0x48/0x280
[  305.835554]  ? __might_sleep+0x95/0x190
[  305.839548]  __alloc_pages_nodemask+0xa80/0xde0
[  305.844221]  ? zap_class+0x640/0x640
[  305.847944]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  305.852978]  ? find_held_lock+0x36/0x1c0
[  305.857066]  ? cache_grow_begin+0x65/0x8c0
[  305.861310]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  305.865897]  ? trace_hardirqs_on+0xbd/0x310
[  305.870226]  ? fallback_alloc+0x204/0x2e0
[  305.874387]  ? trace_hardirqs_off_caller+0x310/0x310
[  305.879512]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  305.885073]  cache_grow_begin+0xa5/0x8c0
[  305.889141]  ? do_raw_spin_unlock+0xa7/0x330
[  305.893571]  fallback_alloc+0x204/0x2e0
[  305.897576]  ____cache_alloc_node+0x1c7/0x1e0
[  305.902083]  kmem_cache_alloc+0x1f8/0x730
[  305.906234]  ? lock_release+0xa00/0xa00
[  305.910247]  getname_flags+0xd0/0x590
[  305.914066]  user_path_at_empty+0x2d/0x50
[  305.918227]  vfs_statx+0x129/0x210
[  305.921775]  ? vfs_statx_fd+0xc0/0xc0
[  305.925586]  ? warn_bad_vsyscall+0xb0/0xb0
[  305.929824]  ? trace_hardirqs_on+0xbd/0x310
[  305.934169]  __do_sys_newstat+0x8f/0x110
[  305.938236]  ? cp_new_stat+0xa50/0xa50
[  305.942128]  ? do_syscall_64+0x9a/0x820
[  305.946108]  ? do_syscall_64+0x9a/0x820
[  305.950092]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  305.954690]  ? trace_hardirqs_on+0xbd/0x310
[  305.959036]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  305.964406]  ? trace_hardirqs_off_caller+0x310/0x310
[  305.969524]  __x64_sys_newstat+0x54/0x80
[  305.973596]  do_syscall_64+0x1b9/0x820
[  305.977491]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  305.982874]  ? syscall_return_slowpath+0x5e0/0x5e0
[  305.987806]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  305.992656]  ? trace_hardirqs_on_caller+0x310/0x310
[  305.997679]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  306.002700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.008244]  ? prepare_exit_to_usermode+0x291/0x3b0
[  306.013270]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.018129]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  306.023321] RIP: 0033:0x7fdc1bf50c65
[  306.027083] Code: Bad RIP value.
[  306.030445] RSP: 002b:00007ffe73beb4a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000004
[  306.038154] RAX: ffffffffffffffda RBX: 00007ffe73beb6e0 RCX: 00007fdc1bf50c65
[  306.045424] RDX: 00007ffe73beb6e0 RSI: 00007ffe73beb6e0 RDI: 0000000000407545
[  306.052696] RBP: 0000000000000000 R08: 000000000157d240 R09: 0000000000000001
[  306.059970] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  306.067243] R13: 00007ffe73bebbe0 R14: 0000000000000000 R15: 0000000000000000
[  306.074546] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  306.081915] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  306.091276] Call Trace:
[  306.093874]  <IRQ>
[  306.094431] Mem-Info:
[  306.096051]  dump_stack+0x244/0x39d
[  306.098468] active_anon:57592 inactive_anon:185 isolated_anon:0
[  306.098468]  active_file:18 inactive_file:10 isolated_file:0
[  306.098468]  unevictable:0 dirty:0 writeback:0 unstable:0
[  306.098468]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  306.098468]  mapped:40979 shmem:4339 pagetables:646 bounce:0
[  306.098468]  free:13715 free_pcp:212 free_cma:0
[  306.102075]  ? dump_stack_print_info.cold.1+0x20/0x20
[  306.102102]  warn_alloc.cold.116+0xb7/0x1bd
[  306.102149]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  306.135186] Node 0 active_anon:230368kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  306.140308]  ? lock_downgrade+0x900/0x900
[  306.140332]  ? trace_hardirqs_off+0xb8/0x310
[  306.144635] 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
[  306.149472]  ? trace_hardirqs_off+0xb8/0x310
[  306.149503]  __alloc_pages_slowpath+0x26e8/0x2e10
[  306.177194] lowmem_reserve[]: 0 2818 6321 6321
[  306.181338]  ? warn_alloc+0x120/0x120
[  306.181358]  ? warn_alloc+0x120/0x120
[  306.185945] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  306.212066]  ? __lock_acquire+0x62f/0x4c20
[  306.212082]  ? warn_alloc+0x120/0x120
[  306.212100]  ? print_usage_bug+0xc0/0xc0
[  306.216491] lowmem_reserve[]: 0 0 3503 3503
[  306.221326]  ? print_usage_bug+0xc0/0xc0
[  306.221343]  ? mark_held_locks+0x130/0x130
[  306.221364]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.225926] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230368kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6880kB pagetables:2584kB bounce:0kB free_pcp:848kB local_pcp:684kB free_cma:0kB
[  306.229715]  ? should_fail+0x22d/0xd01
[  306.229728]  ? zap_class+0x640/0x640
[  306.229746]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  306.233527] lowmem_reserve[]: 0 0 0 0
[  306.260685]  ? __lock_acquire+0x62f/0x4c20
[  306.260703]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  306.260721]  ? should_fail+0x22d/0xd01
[  306.265002] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  306.268745]  ? mark_held_locks+0x130/0x130
[  306.272806] kworker/1:4 cpuset=/ mems_allowed=0
[  306.277137]  ? mark_held_locks+0x130/0x130
[  306.372845]  ? lock_downgrade+0x900/0x900
[  306.376997]  ? zap_class+0x640/0x640
[  306.380719]  ? zap_class+0x640/0x640
[  306.384463]  ? zap_class+0x640/0x640
[  306.388180]  ? do_raw_spin_unlock+0xa7/0x330
[  306.392591]  ? trace_hardirqs_on+0x310/0x310
[  306.397001]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.402556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.408100]  ? check_preemption_disabled+0x48/0x280
[  306.413130]  ? __lock_is_held+0xb5/0x140
[  306.417201]  __alloc_pages_nodemask+0xa80/0xde0
[  306.421872]  ? zap_class+0x640/0x640
[  306.425610]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  306.430655]  ? find_held_lock+0x36/0x1c0
[  306.434777]  ? ____cache_alloc_node+0x1c7/0x1e0
[  306.439447]  ? lock_downgrade+0x900/0x900
[  306.443603]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.449149]  cache_grow_begin+0xa5/0x8c0
[  306.453213]  ? do_raw_spin_unlock+0xa7/0x330
[  306.457631]  fallback_alloc+0x204/0x2e0
[  306.461699]  ____cache_alloc_node+0x1c7/0x1e0
[  306.466213]  kmem_cache_alloc_node+0xe3/0x730
[  306.470725]  ? lockdep_hardirqs_on+0x296/0x5b0
[  306.475322]  __alloc_skb+0x119/0x770
[  306.479046]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  306.484431]  ? netdev_alloc_frag+0x1f0/0x1f0
[  306.488850]  ? vprintk_default+0x28/0x30
[  306.492921]  ? vprintk_func+0x85/0x181
[  306.496812]  ? printk+0xa7/0xcf
[  306.500094]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  306.504870]  new_skb+0x26/0x1c0
[  306.508167]  aoecmd_cfg+0x279/0x7f0
[  306.511797]  ? find_held_lock+0x36/0x1c0
[  306.515883]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  306.520233]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.525800]  ? __lock_is_held+0xb5/0x140
[  306.529887]  discover_timer+0x50/0x60
[  306.533691]  call_timer_fn+0x272/0x920
[  306.537580]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  306.542425]  ? process_timeout+0x40/0x40
[  306.546499]  ? __run_timers+0x7da/0xc70
[  306.550481]  ? _raw_spin_unlock_irq+0x27/0x80
[  306.554987]  ? _raw_spin_unlock_irq+0x27/0x80
[  306.559488]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  306.564334]  ? lockdep_hardirqs_on+0x296/0x5b0
[  306.568920]  ? trace_hardirqs_on+0xbd/0x310
[  306.573253]  ? kasan_check_read+0x11/0x20
[  306.577416]  ? __run_timers+0x7da/0xc70
[  306.581390]  ? trace_hardirqs_off_caller+0x310/0x310
[  306.586507]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  306.591349]  __run_timers+0x7e5/0xc70
[  306.595178]  ? timer_fixup_init+0x70/0x70
[  306.599331]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  306.604352]  ? zap_class+0x640/0x640
[  306.608075]  ? enqueue_hrtimer+0x1a5/0x560
[  306.612313]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  306.617515]  ? find_held_lock+0x36/0x1c0
[  306.621599]  ? zap_class+0x640/0x640
[  306.625332]  ? pvclock_read_flags+0x160/0x160
[  306.629830]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.635370]  ? check_preemption_disabled+0x48/0x280
[  306.640397]  ? __lock_is_held+0xb5/0x140
[  306.644463]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.650003]  ? check_preemption_disabled+0x48/0x280
[  306.655054]  run_timer_softirq+0x52/0xb0
[  306.659119]  ? rcu_read_lock_sched_held+0x14f/0x180
[  306.664145]  __do_softirq+0x308/0xb7e
[  306.667952]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  306.672449]  ? lock_downgrade+0x900/0x900
[  306.676601]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  306.681725]  ? pvclock_read_flags+0x160/0x160
[  306.686222]  ? lapic_next_event+0x5a/0x90
[  306.690376]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.695924]  ? kvm_clock_read+0x18/0x30
[  306.699922]  ? kvm_sched_clock_read+0x9/0x20
[  306.704336]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.709877]  ? check_preemption_disabled+0x48/0x280
[  306.714904]  irq_exit+0x17f/0x1c0
[  306.718364]  smp_apic_timer_interrupt+0x1cb/0x760
[  306.723208]  ? smp_reschedule_interrupt+0x109/0x650
[  306.728231]  ? smp_call_function_single_interrupt+0x650/0x650
[  306.734119]  ? interrupt_entry+0xb5/0xc0
[  306.738189]  ? trace_hardirqs_off_caller+0xbb/0x310
[  306.743205]  ? trace_hardirqs_off_caller+0xbb/0x310
[  306.748247]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.753091]  ? trace_hardirqs_on_caller+0x310/0x310
[  306.758113]  ? trace_hardirqs_on_caller+0x310/0x310
[  306.763134]  ? task_prio+0x50/0x50
[  306.766680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.772221]  ? check_preemption_disabled+0x48/0x280
[  306.777246]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.782100]  apic_timer_interrupt+0xf/0x20
[  306.786329]  </IRQ>
[  306.788596] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  306.794484] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  306.813383] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  306.821091] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  306.828372] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  306.835665] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  306.842933] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  306.850199] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  306.857504]  ? save_stack+0xa9/0xd0
[  306.861148]  __kmalloc_node_track_caller+0x3c/0x70
[  306.866086]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  306.870849]  pskb_expand_head+0x230/0x10f0
[  306.875084]  ? check_preemption_disabled+0x48/0x280
[  306.880111]  ? memcpy+0x45/0x50
[  306.883410]  ? __copy_skb_header+0x350/0x6b0
[  306.887821]  ? skb_release_data+0x880/0x880
[  306.892147]  ? __alloc_skb+0x770/0x770
[  306.896071]  ? __lock_is_held+0xb5/0x140
[  306.900144]  ? kasan_check_write+0x14/0x20
[  306.904387]  ? __skb_clone+0x6c7/0xa00
[  306.908278]  ? __copy_skb_header+0x6b0/0x6b0
[  306.912688]  ? kmem_cache_alloc+0x33a/0x730
[  306.917038]  skb_ensure_writable+0x3dd/0x640
[  306.921461]  ? skb_checksum_setup+0xaa0/0xaa0
[  306.925958]  ? check_preemption_disabled+0x48/0x280
[  306.930981]  ? __this_cpu_preempt_check+0x1c/0x20
[  306.935829]  ? __bpf_redirect+0x54b/0xb20
[  306.939989]  bpf_clone_redirect+0x14a/0x490
[  306.944320]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  306.949342]  ? __sched_text_start+0x8/0x8
[  306.953495]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  306.958263]  ? find_held_lock+0x36/0x1c0
[  306.962334]  ? lock_acquire+0x1ed/0x520
[  306.966315]  ? bpf_test_run+0x3cb/0x780
[  306.970298]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.975842]  ? check_preemption_disabled+0x48/0x280
[  306.980878]  ? kasan_check_read+0x11/0x20
[  306.985035]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  306.990329]  ? rcu_softirq_qs+0x20/0x20
[  306.994309]  ? preempt_schedule+0x4d/0x60
[  306.998462]  ? ___preempt_schedule+0x16/0x18
[  307.002881]  ? bpf_test_run+0x25d/0x780
[  307.006869]  ? netlink_diag_dump+0x2a0/0x2a0
[  307.011288]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.016826]  ? bpf_test_init.isra.10+0x70/0x100
[  307.021501]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  307.026272]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  307.031121]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  307.036661]  ? fput+0x130/0x1a0
[  307.039946]  ? __bpf_prog_get+0x9b/0x290
[  307.044012]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  307.048876]  ? bpf_prog_test_run+0x130/0x1a0
[  307.053290]  ? __x64_sys_bpf+0x3db/0x520
[  307.057353]  ? bpf_prog_get+0x20/0x20
[  307.061196]  ? do_syscall_64+0x1b9/0x820
[  307.065261]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  307.070634]  ? syscall_return_slowpath+0x5e0/0x5e0
[  307.075563]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  307.080427]  ? trace_hardirqs_on_caller+0x310/0x310
[  307.085450]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  307.090471]  ? prepare_exit_to_usermode+0x291/0x3b0
[  307.095498]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  307.100350]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  307.105731] warn_alloc_show_mem: 1 callbacks suppressed
[  307.105745] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  307.105747] Mem-Info:
[  307.105779] active_anon:57592 inactive_anon:185 isolated_anon:0
[  307.105779]  active_file:18 inactive_file:10 isolated_file:0
[  307.105779]  unevictable:0 dirty:0 writeback:0 unstable:0
[  307.105779]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  307.105779]  mapped:40979 shmem:4339 pagetables:646 bounce:0
[  307.105779]  free:13715 free_pcp:212 free_cma:0
[  307.111131] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  307.118238] Node 0 active_anon:230368kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  307.120648] Workqueue: events_power_efficient neigh_periodic_work
[  307.153604] 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
[  307.162951] Call Trace:
[  307.191130] lowmem_reserve[]: 0 2818 6321 6321
[  307.197371]  dump_stack+0x244/0x39d
[  307.223451] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  307.226047]  ? dump_stack_print_info.cold.1+0x20/0x20
[  307.230606] lowmem_reserve[]: 0 0 3503 3503
[  307.234243]  warn_alloc.cold.116+0xb7/0x1bd
[  307.261363] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230368kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6880kB pagetables:2584kB bounce:0kB free_pcp:848kB local_pcp:164kB free_cma:0kB
[  307.266561]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  307.270841] lowmem_reserve[]: 0 0 0 0
[  307.275179]  ? lock_downgrade+0x900/0x900
[  307.304049] 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
[  307.308902]  ? trace_hardirqs_off+0xb8/0x310
[  307.312682] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  307.317363]  ? trace_hardirqs_off+0xb8/0x310
[  307.330864] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 86*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13832kB
[  307.335292]  __alloc_pages_slowpath+0x26e8/0x2e10
[  307.350620] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  307.355051]  ? warn_alloc+0x120/0x120
[  307.369839] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  307.374684]  ? warn_alloc+0x120/0x120
[  307.383492] 4367 total pagecache pages
[  307.387293]  ? check_preemption_disabled+0x48/0x280
[  307.395870] 0 pages in swap cache
[  307.399665]  ? warn_alloc+0x120/0x120
[  307.403540] Swap cache stats: add 0, delete 0, find 0/0
[  307.408557]  ? zap_class+0x640/0x640
[  307.411982] Free swap  = 0kB
[  307.415775]  ? print_usage_bug+0xc0/0xc0
[  307.421114] Total swap = 0kB
[  307.424822]  ? print_usage_bug+0xc0/0xc0
[  307.427819] 1965979 pages RAM
[  307.431877]  ? __lock_acquire+0x62f/0x4c20
[  307.434878] 0 pages HighMem/MovableOnly
[  307.438951]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.442019] 342853 pages reserved
[  307.442036] 0 pages cma reserved
[  307.446270]  ? should_fail+0x22d/0xd01
[  307.450308] aoe: skb alloc failure
[  307.455750]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  307.459207] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  307.462559]  ? __lock_acquire+0x62f/0x4c20
[  307.466421] syz-executor2 cpuset=syz2 mems_allowed=0
[  307.469956]  ? __lock_acquire+0x62f/0x4c20
[  307.499068]  ? should_fail+0x22d/0xd01
[  307.502975]  ? mark_held_locks+0x130/0x130
[  307.507219]  ? mark_held_locks+0x130/0x130
[  307.511476]  ? pick_next_task_fair+0xa05/0x1b30
[  307.516156]  ? rcu_read_lock_sched_held+0x14f/0x180
[  307.521178]  ? zap_class+0x640/0x640
[  307.524899]  ? zap_class+0x640/0x640
[  307.528620]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.534164]  ? check_preemption_disabled+0x48/0x280
[  307.539193]  ? __lock_is_held+0xb5/0x140
[  307.543265]  __alloc_pages_nodemask+0xa80/0xde0
[  307.547941]  ? zap_class+0x640/0x640
[  307.551666]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  307.556702]  ? find_held_lock+0x36/0x1c0
[  307.560779]  ? ____cache_alloc_node+0x1c7/0x1e0
[  307.565453]  ? lock_downgrade+0x900/0x900
[  307.569616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.575164]  cache_grow_begin+0xa5/0x8c0
[  307.579232]  ? do_raw_spin_unlock+0xa7/0x330
[  307.583656]  fallback_alloc+0x204/0x2e0
[  307.587640]  ____cache_alloc_node+0x1c7/0x1e0
[  307.592152]  kmem_cache_alloc_node+0xe3/0x730
[  307.596647]  ? zap_class+0x640/0x640
[  307.600365]  ? __sched_text_start+0x8/0x8
[  307.604528]  __alloc_skb+0x119/0x770
[  307.608246]  ? zap_class+0x640/0x640
[  307.611982]  ? netdev_alloc_frag+0x1f0/0x1f0
[  307.616403]  ? neigh_periodic_work+0x8ca/0xc60
[  307.620994]  ? lock_downgrade+0x900/0x900
[  307.625165]  ? kasan_check_read+0x11/0x20
[  307.629315]  ? do_raw_write_lock+0x14f/0x310
[  307.633737]  __neigh_notify+0x8c/0x160
[  307.637642]  neigh_cleanup_and_release+0x7b/0xe0
[  307.642405]  neigh_periodic_work+0x8d2/0xc60
[  307.646830]  ? neigh_table_clear+0x390/0x390
[  307.651245]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.656791]  ? check_preemption_disabled+0x48/0x280
[  307.661826]  ? __lock_is_held+0xb5/0x140
[  307.665915]  process_one_work+0xc90/0x1c40
[  307.670155]  ? mark_held_locks+0x130/0x130
[  307.674407]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  307.679080]  ? __switch_to_asm+0x40/0x70
[  307.683147]  ? __switch_to_asm+0x40/0x70
[  307.687209]  ? __switch_to_asm+0x34/0x70
[  307.691274]  ? __switch_to_asm+0x40/0x70
[  307.695334]  ? __switch_to_asm+0x34/0x70
[  307.699399]  ? __switch_to_asm+0x40/0x70
[  307.703473]  ? __switch_to_asm+0x34/0x70
[  307.707537]  ? __switch_to_asm+0x40/0x70
[  307.711627]  ? __schedule+0x8d7/0x21d0
[  307.715519]  ? __switch_to_asm+0x34/0x70
[  307.719583]  ? __switch_to_asm+0x40/0x70
[  307.723668]  ? zap_class+0x640/0x640
[  307.727390]  ? find_held_lock+0x36/0x1c0
[  307.731458]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  307.736068]  ? lock_acquire+0x1ed/0x520
[  307.740054]  ? worker_thread+0x3e0/0x1390
[  307.744217]  ? kasan_check_read+0x11/0x20
[  307.748368]  ? do_raw_spin_lock+0x14f/0x350
[  307.752693]  ? kasan_check_read+0x11/0x20
[  307.756842]  ? rwlock_bug.part.2+0x90/0x90
[  307.761083]  ? trace_hardirqs_on+0x310/0x310
[  307.765509]  worker_thread+0x17f/0x1390
[  307.769493]  ? __switch_to_asm+0x34/0x70
[  307.773575]  ? process_one_work+0x1c40/0x1c40
[  307.778097]  ? __sched_text_start+0x8/0x8
[  307.782248]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  307.787040]  ? __kthread_parkme+0xce/0x1a0
[  307.791281]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  307.796385]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  307.801490]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  307.806114]  ? trace_hardirqs_on+0xbd/0x310
[  307.810439]  ? kasan_check_read+0x11/0x20
[  307.814594]  ? __kthread_parkme+0xce/0x1a0
[  307.818836]  ? trace_hardirqs_off_caller+0x310/0x310
[  307.823958]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  307.829068]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.834607]  ? __kthread_parkme+0xfb/0x1a0
[  307.838855]  ? process_one_work+0x1c40/0x1c40
[  307.843354]  kthread+0x35a/0x440
[  307.846725]  ? kthread_stop+0x900/0x900
[  307.850709]  ret_from_fork+0x3a/0x50
[  307.854436] Mem-Info:
[  307.854450] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  307.854462] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  307.856894] active_anon:57592 inactive_anon:185 isolated_anon:0
[  307.856894]  active_file:18 inactive_file:10 isolated_file:0
[  307.856894]  unevictable:0 dirty:0 writeback:0 unstable:0
[  307.856894]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  307.856894]  mapped:40979 shmem:4339 pagetables:646 bounce:0
[  307.856894]  free:13715 free_pcp:212 free_cma:0
[  307.864238] Call Trace:
[  307.873632] Node 0 active_anon:230368kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  307.906574]  <IRQ>
[  307.909151] 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
[  307.936911]  dump_stack+0x244/0x39d
[  307.939035] lowmem_reserve[]: 0 2818 6321 6321
[  307.965163]  ? dump_stack_print_info.cold.1+0x20/0x20
[  307.968769] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  307.973354]  warn_alloc.cold.116+0xb7/0x1bd
[  307.978509] lowmem_reserve[]: 0 0 3503 3503
[  308.005659]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  308.009954] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230368kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6880kB pagetables:2584kB bounce:0kB free_pcp:848kB local_pcp:684kB free_cma:0kB
[  308.014277]  ? lock_downgrade+0x900/0x900
[  308.019093] lowmem_reserve[]: 0 0 0 0
[  308.047982]  ? trace_hardirqs_off+0xb8/0x310
[  308.052108] 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
[  308.055903]  ? trace_hardirqs_off+0xb8/0x310
[  308.060284] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  308.073896]  __alloc_pages_slowpath+0x26e8/0x2e10
[  308.078285] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 86*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13832kB
[  308.093652]  ? warn_alloc+0x120/0x120
[  308.098464] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  308.113279]  ? warn_alloc+0x120/0x120
[  308.117070] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  308.125893]  ? __lock_acquire+0x62f/0x4c20
[  308.129686] 4367 total pagecache pages
[  308.138256]  ? warn_alloc+0x120/0x120
[  308.142473] 0 pages in swap cache
[  308.146352]  ? print_usage_bug+0xc0/0xc0
[  308.150134] Swap cache stats: add 0, delete 0, find 0/0
[  308.153579]  ? print_usage_bug+0xc0/0xc0
[  308.157617] Free swap  = 0kB
[  308.162976]  ? mark_held_locks+0x130/0x130
[  308.167025] Total swap = 0kB
[  308.170062]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  308.174268] 1965979 pages RAM
[  308.177295]  ? should_fail+0x22d/0xd01
[  308.182806] 0 pages HighMem/MovableOnly
[  308.186363]  ? zap_class+0x640/0x640
[  308.190513] 342853 pages reserved
[  308.194485]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  308.198183] 0 pages cma reserved
[  308.201637]  ? __lock_acquire+0x62f/0x4c20
[  308.214308]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  308.219421]  ? should_fail+0x22d/0xd01
[  308.223333]  ? mark_held_locks+0x130/0x130
[  308.226605] 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
[  308.227582]  ? mark_held_locks+0x130/0x130
[  308.241124] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  308.245321]  ? lock_downgrade+0x900/0x900
[  308.260679] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 86*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13832kB
[  308.264794]  ? zap_class+0x640/0x640
[  308.279642] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  308.283331]  ? zap_class+0x640/0x640
[  308.292179] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  308.295852]  ? zap_class+0x640/0x640
[  308.304431] 4367 total pagecache pages
[  308.308109]  ? do_raw_spin_unlock+0xa7/0x330
[  308.308129]  ? trace_hardirqs_on+0x310/0x310
[  308.312043] 0 pages in swap cache
[  308.316395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.316413]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.320830] Swap cache stats: add 0, delete 0, find 0/0
[  308.324254]  ? check_preemption_disabled+0x48/0x280
[  308.329791] Free swap  = 0kB
[  308.335299]  ? __lock_is_held+0xb5/0x140
[  308.340659] Total swap = 0kB
[  308.345647]  __alloc_pages_nodemask+0xa80/0xde0
[  308.348641] 1965979 pages RAM
[  308.352694]  ? zap_class+0x640/0x640
[  308.352714]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  308.352738]  ? find_held_lock+0x36/0x1c0
[  308.355852] 0 pages HighMem/MovableOnly
[  308.360519]  ? ____cache_alloc_node+0x1c7/0x1e0
[  308.360540]  ? lock_downgrade+0x900/0x900
[  308.363634] 342853 pages reserved
[  308.367346]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.372365] 0 pages cma reserved
[  308.376397]  cache_grow_begin+0xa5/0x8c0
[  308.380379] Unreclaimable slab info:
[  308.385039]  ? do_raw_spin_unlock+0xa7/0x330
[  308.389164] Name                      Used          Total
[  308.392615]  fallback_alloc+0x204/0x2e0
[  308.392646]  ____cache_alloc_node+0x1c7/0x1e0
[  308.392665]  kmem_cache_alloc_node+0xe3/0x730
[  308.398214] pid_2                      1KB         24KB
[  308.401539]  ? lockdep_hardirqs_on+0x296/0x5b0
[  308.401563]  __alloc_skb+0x119/0x770
[  308.401581]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  308.405667] TIPC                      10KB         14KB
[  308.409328]  ? netdev_alloc_frag+0x1f0/0x1f0
[  308.409356]  ? vprintk_default+0x28/0x30
[  308.413784] SCTPv6                    14KB         18KB
[  308.419301]  ? vprintk_func+0x85/0x181
[  308.419316]  ? printk+0xa7/0xcf
[  308.419333]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  308.423305] DCCPv6                    17KB         21KB
[  308.427789]  new_skb+0x26/0x1c0
[  308.432291] DCCP                      16KB         20KB
[  308.437611]  aoecmd_cfg+0x279/0x7f0
[  308.442223] bridge_fdb_cache          12KB         15KB
[  308.445883]  ? find_held_lock+0x36/0x1c0
[  308.451259] fib6_nodes                77KB         88KB
[  308.456583]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  308.461040] ip6_dst_cache             81KB        258KB
[  308.465068]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.470458] RAWv6                     68KB         71KB
[  308.474314]  ? __lock_is_held+0xb5/0x140
[  308.477571] UDPv6                      3KB          3KB
[  308.482323]  discover_timer+0x50/0x60
[  308.482343]  call_timer_fn+0x272/0x920
[  308.487697] TCPv6                     23KB         29KB
[  308.490957]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  308.490971]  ? process_timeout+0x40/0x40
[  308.491006]  ? __run_timers+0x7da/0xc70
[  308.496355] nf_conntrack               7KB         18KB
[  308.499962]  ? _raw_spin_unlock_irq+0x27/0x80
[  308.499974]  ? _raw_spin_unlock_irq+0x27/0x80
[  308.499992]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  308.505366] sd_ext_cdb                 0KB          3KB
[  308.509387]  ? lockdep_hardirqs_on+0x296/0x5b0
[  308.509404]  ? trace_hardirqs_on+0xbd/0x310
[  308.509424]  ? kasan_check_read+0x11/0x20
[  308.514783] scsi_sense_cache        1056KB       1060KB
[  308.519092]  ? __run_timers+0x7da/0xc70
[  308.524501] virtio_scsi_cmd           16KB         16KB
[  308.529995]  ? trace_hardirqs_off_caller+0x310/0x310
[  308.530024]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  308.535415] sgpool-128                 8KB          8KB
[  308.539456]  __run_timers+0x7e5/0xc70
[  308.539480]  ? timer_fixup_init+0x70/0x70
[  308.539499]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  308.544860] sgpool-64                  4KB          6KB
[  308.548671]  ? zap_class+0x640/0x640
[  308.552572] sgpool-32                  2KB          7KB
[  308.557894]  ? enqueue_hrtimer+0x1a5/0x560
[  308.562746] sgpool-16                  1KB          3KB
[  308.566770]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  308.570778] sgpool-8                   0KB          3KB
[  308.576107]  ? find_held_lock+0x36/0x1c0
[  308.580613] mqueue_inode_cache         10KB         14KB
[  308.585076]  ? zap_class+0x640/0x640
[  308.589957] bio_post_read_ctx         14KB         15KB
[  308.595288]  ? pvclock_read_flags+0x160/0x160
[  308.599912] bio-2                     14KB         15KB
[  308.604178]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.608303] jfs_mp                     7KB          7KB
[  308.613658]  ? check_preemption_disabled+0x48/0x280
[  308.613682]  ? __lock_is_held+0xb5/0x140
[  308.613699]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.617690] nfs_commit_data            3KB          7KB
[  308.623024]  ? check_preemption_disabled+0x48/0x280
[  308.623064]  run_timer_softirq+0x52/0xb0
[  308.628155] nfs_write_data            32KB         32KB
[  308.633009]  ? rcu_read_lock_sched_held+0x14f/0x180
[  308.633025]  __do_softirq+0x308/0xb7e
[  308.633070]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  308.638434] ext4_system_zone           0KB          3KB
[  308.642197]  ? lock_downgrade+0x900/0x900
[  308.642218]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  308.642241]  ? pvclock_read_flags+0x160/0x160
[  308.646385] bio-1                      1KB          3KB
[  308.651377]  ? lapic_next_event+0x5a/0x90
[  308.651395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.651415]  ? kvm_clock_read+0x18/0x30
[  308.656760] pid_namespace              2KB          7KB
[  308.660484]  ? kvm_sched_clock_read+0x9/0x20
[  308.660500]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.660534]  ? check_preemption_disabled+0x48/0x280
[  308.665895] rpc_buffers               17KB         19KB
[  308.670119]  irq_exit+0x17f/0x1c0
[  308.670136]  smp_apic_timer_interrupt+0x1cb/0x760
[  308.670154]  ? smp_reschedule_interrupt+0x109/0x650
[  308.675505] rpc_tasks                  2KB          3KB
[  308.680679]  ? smp_call_function_single_interrupt+0x650/0x650
[  308.680693]  ? interrupt_entry+0xb5/0xc0
[  308.680712]  ? trace_hardirqs_off_caller+0xbb/0x310
[  308.686069] UNIX                       9KB         14KB
[  308.690115]  ? trace_hardirqs_off_caller+0xbb/0x310
[  308.690133]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.690151]  ? trace_hardirqs_on_caller+0x310/0x310
[  308.695594] tcp_bind_bucket            1KB          4KB
[  308.699292]  ? trace_hardirqs_on_caller+0x310/0x310
[  308.699306]  ? task_prio+0x50/0x50
[  308.699326]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.704682] inet_peer_cache            0KB          4KB
[  308.709194]  ? check_preemption_disabled+0x48/0x280
[  308.714574] ip_fib_trie               11KB         15KB
[  308.720078]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.720104]  apic_timer_interrupt+0xf/0x20
[  308.725453] ip_fib_alias              51KB         59KB
[  308.730444]  </IRQ>
[  308.730463] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  308.730481] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  308.734530] ip_dst_cache               5KB         36KB
[  308.740065] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  308.740079] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  308.740087] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  308.740101] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  308.745455] RAW                       40KB         50KB
[  308.750447] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  308.750456] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  308.750494]  ? save_stack+0xa9/0xd0
[  308.754553] UDP                       16KB         19KB
[  308.759908]  __kmalloc_node_track_caller+0x3c/0x70
[  308.759931]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  308.764935] TCP                        8KB         11KB
[  308.768729]  pskb_expand_head+0x230/0x10f0
[  308.773230] hugetlbfs_inode_cache          2KB          7KB
[  308.778557]  ? check_preemption_disabled+0x48/0x280
[  308.778577]  ? memcpy+0x45/0x50
[  308.782734] fscache_cookie_jar          1KB          7KB
[  308.787811]  ? __copy_skb_header+0x350/0x6b0
[  308.792316] eventpoll_pwq              3KB         19KB
[  308.797643]  ? skb_release_data+0x880/0x880
[  308.801803] eventpoll_epi              6KB         19KB
[  308.807302]  ? __alloc_skb+0x770/0x770
[  308.811288] inotify_inode_mark          5KB         27KB
[  308.816618]  ? __lock_is_held+0xb5/0x140
[  308.821041] request_queue            164KB        164KB
[  308.826534]  ? kasan_check_write+0x14/0x20
[  308.831568] blkdev_ioc                 2KB         19KB
[  308.836947]  ? __skb_clone+0x6c7/0xa00
[  308.840409] bio-0                     54KB        123KB
[  308.845218]  ? __copy_skb_header+0x6b0/0x6b0
[  308.850287] biovec-max              1303KB       1303KB
[  308.855612]  ? kmem_cache_alloc+0x33a/0x730
[  308.855638]  skb_ensure_writable+0x3dd/0x640
[  308.861527] bio_integrity_payload          1KB          3KB
[  308.865565]  ? skb_checksum_setup+0xaa0/0xaa0
[  308.870596] khugepaged_mm_slot          0KB         11KB
[  308.875919]  ? check_preemption_disabled+0x48/0x280
[  308.875940]  ? __this_cpu_preempt_check+0x1c/0x20
[  308.880973] dmaengine-unmap-256          2KB          6KB
[  308.885876]  ? __bpf_redirect+0x54b/0xb20
[  308.890899] dmaengine-unmap-128          1KB          3KB
[  308.896243]  bpf_clone_redirect+0x14a/0x490
[  308.901266] dmaengine-unmap-16          0KB          4KB
[  308.904774]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  308.910331] dmaengine-unmap-2          0KB          3KB
[  308.915660]  ? __sched_text_start+0x8/0x8
[  308.920719] skbuff_fclone_cache         28KB         75KB
[  308.926073]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  308.930949] skbuff_head_cache     441187KB     441187KB
[  308.935192]  ? find_held_lock+0x36/0x1c0
[  308.940566] configfs_dir_cache          0KB          4KB
[  308.942808]  ? lock_acquire+0x1ed/0x520
[  308.948770] file_lock_cache            0KB          3KB
[  308.967661]  ? bpf_test_run+0x3cb/0x780
[  308.967677]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.967698]  ? check_preemption_disabled+0x48/0x280
[  308.973106] file_lock_ctx              0KB          3KB
[  308.980780]  ? kasan_check_read+0x11/0x20
[  308.980802]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  308.980818]  ? rcu_softirq_qs+0x20/0x20
[  308.988082] fsnotify_mark_connector          3KB         19KB
[  308.995342]  ? preempt_schedule+0x4d/0x60
[  308.995358]  ? ___preempt_schedule+0x16/0x18
[  308.995381]  ? bpf_test_run+0x25d/0x780
[  309.002660] net_namespace             51KB         51KB
[  309.007997]  ? netlink_diag_dump+0x2a0/0x2a0
[  309.015273] shmem_inode_cache       4486KB       4581KB
[  309.022506]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.022521]  ? bpf_test_init.isra.10+0x70/0x100
[  309.022542]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  309.026159] task_delay_info           42KB        203KB
[  309.031516]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  309.031530]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  309.031548]  ? fput+0x130/0x1a0
[  309.036514] taskstats                  0KB          3KB
[  309.041259]  ? __bpf_prog_get+0x9b/0x290
[  309.041277]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  309.041293]  ? bpf_prog_test_run+0x130/0x1a0
[  309.046664] proc_dir_entry           584KB        592KB
[  309.050903]  ? __x64_sys_bpf+0x3db/0x520
[  309.050917]  ? bpf_prog_get+0x20/0x20
[  309.050954]  ? do_syscall_64+0x1b9/0x820
[  309.056631] pde_opener                 0KB          3KB
[  309.061629]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  309.061647]  ? syscall_return_slowpath+0x5e0/0x5e0
[  309.061665]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  309.064932] sigqueue                   2KB         23KB
[  309.070376]  ? trace_hardirqs_on_caller+0x310/0x310
[  309.070393]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  309.070411]  ? prepare_exit_to_usermode+0x291/0x3b0
[  309.074807] kernfs_node_cache      11991KB      12013KB
[  309.080162]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  309.080188]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  309.084497] mnt_cache                 77KB         92KB
[  309.089949] aoe: skb alloc failure
[  309.093793] filp                     258KB        618KB
[  309.099257] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  309.123865] names_cache               89KB         89KB
[  309.127466] syz-executor2 cpuset=syz2 mems_allowed=0
[  309.131901] iint_cache                74KB         79KB
[  309.137230] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  309.141567] key_jar                    3KB          7KB
[  309.145920] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  309.145929] Call Trace:
[  309.151662] uts_namespace              2KB          7KB
[  309.156115]  <IRQ>
[  309.161587] nsproxy                    1KB          3KB
[  309.166571]  dump_stack+0x244/0x39d
[  309.171422] vm_area_struct           363KB        707KB
[  309.176928]  ? dump_stack_print_info.cold.1+0x20/0x20
[  309.181092] mm_struct                 52KB        149KB
[  309.186600]  warn_alloc.cold.116+0xb7/0x1bd
[  309.190934] fs_cache                   8KB         52KB
[  309.196363]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  309.201385] files_cache               30KB         71KB
[  309.206746]  ? lock_downgrade+0x900/0x900
[  309.210928] signal_cache             297KB        682KB
[  309.216436]  ? trace_hardirqs_off+0xb8/0x310
[  309.221199] sighand_cache            471KB        513KB
[  309.226549]  ? trace_hardirqs_off+0xb8/0x310
[  309.230626] task_struct             1348KB       1348KB
[  309.236055]  __alloc_pages_slowpath+0x26e8/0x2e10
[  309.240028] cred_jar                  61KB        456KB
[  309.245375]  ? warn_alloc+0x120/0x120
[  309.249337] anon_vma_chain           120KB        342KB
[  309.254837]  ? warn_alloc+0x120/0x120
[  309.259859] anon_vma                 121KB        454KB
[  309.265195]  ? __lock_acquire+0x62f/0x4c20
[  309.269396] pid                       26KB        168KB
[  309.274639]  ? warn_alloc+0x120/0x120
[  309.278601] Acpi-Operand             106KB        162KB
[  309.284475]  ? print_usage_bug+0xc0/0xc0
[  309.284493]  ? print_usage_bug+0xc0/0xc0
[  309.284511]  ? mark_held_locks+0x130/0x130
[  309.288676] Acpi-Namespace            19KB         23KB
[  309.293078]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.293104]  ? should_fail+0x22d/0xd01
[  309.293121]  ? zap_class+0x640/0x640
[  309.297086] numa_policy                0KB          3KB
[  309.302436]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  309.302453]  ? __lock_acquire+0x62f/0x4c20
[  309.302471]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  309.306866] debug_objects_cache        822KB        823KB
[  309.312215]  ? should_fail+0x22d/0xd01
[  309.312241]  ? mark_held_locks+0x130/0x130
[  309.312258]  ? mark_held_locks+0x130/0x130
[  309.318308] trace_event_file         260KB        262KB
[  309.322970]  ? lock_downgrade+0x900/0x900
[  309.322985]  ? zap_class+0x640/0x640
[  309.323004]  ? zap_class+0x640/0x640
[  309.327745] ftrace_event_field        376KB        378KB
[  309.333097]  ? zap_class+0x640/0x640
[  309.333109]  ? do_raw_spin_unlock+0xa7/0x330
[  309.333131]  ? trace_hardirqs_on+0x310/0x310
[  309.337958] pool_workqueue            87KB         92KB
[  309.343478]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.343495]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.343515]  ? check_preemption_disabled+0x48/0x280
[  309.346778] task_group                 5KB          7KB
[  309.352150]  ? __lock_is_held+0xb5/0x140
[  309.352175]  __alloc_pages_nodemask+0xa80/0xde0
[  309.356221] page->ptl                 72KB        478KB
[  309.361065]  ? zap_class+0x640/0x640
[  309.361085]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  309.361110]  ? find_held_lock+0x36/0x1c0
[  309.365523] kmalloc-2M              2050KB       2050KB
[  309.370856]  ? ____cache_alloc_node+0x1c7/0x1e0
[  309.370878]  ? lock_downgrade+0x900/0x900
[  309.374928] kmalloc-512k            2056KB       2056KB
[  309.378719]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.382785] kmalloc-256k            1290KB       1290KB
[  309.388114]  cache_grow_begin+0xa5/0x8c0
[  309.393512] kmalloc-128k             650KB        650KB
[  309.398407]  ? do_raw_spin_unlock+0xa7/0x330
[  309.403259] kmalloc-64k              330KB        330KB
[  309.408595]  fallback_alloc+0x204/0x2e0
[  309.413615] kmalloc-32k             1221KB       1221KB
[  309.418601]  ____cache_alloc_node+0x1c7/0x1e0
[  309.423635] kmalloc-16k              379KB        379KB
[  309.428965]  kmem_cache_alloc_node+0xe3/0x730
[  309.433837] kmalloc-8k              1889KB       1889KB
[  309.439170]  ? lockdep_hardirqs_on+0x296/0x5b0
[  309.444551] kmalloc-4k              6400KB       6400KB
[  309.448064]  __alloc_skb+0x119/0x770
[  309.453429] kmalloc-2k           2924104KB    2924104KB
[  309.463889]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  309.463910]  ? netdev_alloc_frag+0x1f0/0x1f0
[  309.463932]  ? vprintk_default+0x28/0x30
[  309.469307] kmalloc-1k           1552406KB    1552406KB
[  309.474375]  ? vprintk_func+0x85/0x181
[  309.479746] kmalloc-512             1454KB       3213KB
[  309.487093]  ? printk+0xa7/0xcf
[  309.492507] kmalloc-256             2545KB       3030KB
[  309.501804]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  309.501828]  new_skb+0x26/0x1c0
[  309.501849]  aoecmd_cfg+0x279/0x7f0
[  309.504425] kmalloc-128              527KB        945KB
[  309.509785]  ? find_held_lock+0x36/0x1c0
[  309.509808]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  309.511951] kmalloc-96               587KB       1888KB
[  309.517308]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.520944] kmalloc-64              1395KB       1916KB
[  309.526273]  ? __lock_is_held+0xb5/0x140
[  309.531464] kmalloc-32              1005KB       1708KB
[  309.536798]  discover_timer+0x50/0x60
[  309.541124] kmalloc-192              703KB        968KB
[  309.546455]  call_timer_fn+0x272/0x920
[  309.551310] kmem_cache               258KB        262KB
[  309.556660]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  309.560825] Out of memory: Kill process 6154 (syz-fuzzer) score 31 or sacrifice child
[  309.566160]  ? process_timeout+0x40/0x40
[  309.570666] Killed process 6264 (syz-executor4) total-vm:70208kB, anon-rss:64kB, file-rss:0kB, shmem-rss:0kB
[  309.575905]  ? __run_timers+0x7da/0xc70
[  309.604532] init invoked oom-killer: gfp_mask=0x6040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null), order=1, oom_score_adj=0
[  309.605008]  ? _raw_spin_unlock_irq+0x27/0x80
[  309.608800] init cpuset=/ mems_allowed=0
[  309.614152]  ? _raw_spin_unlock_irq+0x27/0x80
[  309.614167]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  309.614184]  ? lockdep_hardirqs_on+0x296/0x5b0
[  309.614203]  ? trace_hardirqs_on+0xbd/0x310
[  310.061881]  ? kasan_check_read+0x11/0x20
[  310.066046]  ? __run_timers+0x7da/0xc70
[  310.070038]  ? trace_hardirqs_off_caller+0x310/0x310
[  310.075169]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  310.080013]  __run_timers+0x7e5/0xc70
[  310.083847]  ? timer_fixup_init+0x70/0x70
[  310.088025]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  310.093099]  ? zap_class+0x640/0x640
[  310.096836]  ? enqueue_hrtimer+0x1a5/0x560
[  310.101080]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  310.106282]  ? find_held_lock+0x36/0x1c0
[  310.110351]  ? zap_class+0x640/0x640
[  310.114074]  ? pvclock_read_flags+0x160/0x160
[  310.118577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.124126]  ? check_preemption_disabled+0x48/0x280
[  310.129157]  ? __lock_is_held+0xb5/0x140
[  310.133223]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.138765]  ? check_preemption_disabled+0x48/0x280
[  310.143800]  run_timer_softirq+0x52/0xb0
[  310.147864]  ? rcu_read_lock_sched_held+0x14f/0x180
[  310.152884]  __do_softirq+0x308/0xb7e
[  310.156705]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  310.161202]  ? lock_downgrade+0x900/0x900
[  310.165376]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  310.170491]  ? pvclock_read_flags+0x160/0x160
[  310.175008]  ? lapic_next_event+0x5a/0x90
[  310.179181]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.185252]  ? kvm_clock_read+0x18/0x30
[  310.189232]  ? kvm_sched_clock_read+0x9/0x20
[  310.193662]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.199205]  ? check_preemption_disabled+0x48/0x280
[  310.204235]  irq_exit+0x17f/0x1c0
[  310.207693]  smp_apic_timer_interrupt+0x1cb/0x760
[  310.212539]  ? smp_reschedule_interrupt+0x109/0x650
[  310.217558]  ? smp_call_function_single_interrupt+0x650/0x650
[  310.219330] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  310.223446]  ? interrupt_entry+0xb5/0xc0
[  310.233754] kworker/1:4 cpuset=/ mems_allowed=0
[  310.237810]  ? trace_hardirqs_off_caller+0xbb/0x310
[  310.247462]  ? trace_hardirqs_off_caller+0xbb/0x310
[  310.252485]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  310.257331]  ? trace_hardirqs_on_caller+0x310/0x310
[  310.262347]  ? trace_hardirqs_on_caller+0x310/0x310
[  310.267365]  ? task_prio+0x50/0x50
[  310.270910]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.276457]  ? check_preemption_disabled+0x48/0x280
[  310.282163]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  310.287017]  apic_timer_interrupt+0xf/0x20
[  310.291260]  </IRQ>
[  310.293504] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  310.299393] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  310.318295] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  310.326016] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  310.333327] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  310.340595] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  310.347860] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  310.355128] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  310.362432]  ? save_stack+0xa9/0xd0
[  310.366098]  __kmalloc_node_track_caller+0x3c/0x70
[  310.371050]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  310.375821]  pskb_expand_head+0x230/0x10f0
[  310.380067]  ? check_preemption_disabled+0x48/0x280
[  310.385105]  ? memcpy+0x45/0x50
[  310.388387]  ? __copy_skb_header+0x350/0x6b0
[  310.392795]  ? skb_release_data+0x880/0x880
[  310.397118]  ? __alloc_skb+0x770/0x770
[  310.401016]  ? __lock_is_held+0xb5/0x140
[  310.405109]  ? kasan_check_write+0x14/0x20
[  310.409344]  ? __skb_clone+0x6c7/0xa00
[  310.413253]  ? __copy_skb_header+0x6b0/0x6b0
[  310.417661]  ? kmem_cache_alloc+0x33a/0x730
[  310.422012]  skb_ensure_writable+0x3dd/0x640
[  310.426467]  ? skb_checksum_setup+0xaa0/0xaa0
[  310.430966]  ? check_preemption_disabled+0x48/0x280
[  310.435989]  ? __this_cpu_preempt_check+0x1c/0x20
[  310.440846]  ? __bpf_redirect+0x54b/0xb20
[  310.445005]  bpf_clone_redirect+0x14a/0x490
[  310.449348]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  310.454371]  ? __sched_text_start+0x8/0x8
[  310.458542]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  310.463308]  ? find_held_lock+0x36/0x1c0
[  310.467379]  ? lock_acquire+0x1ed/0x520
[  310.471367]  ? bpf_test_run+0x3cb/0x780
[  310.475359]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.480899]  ? check_preemption_disabled+0x48/0x280
[  310.485955]  ? kasan_check_read+0x11/0x20
[  310.490109]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  310.495386]  ? rcu_softirq_qs+0x20/0x20
[  310.499369]  ? preempt_schedule+0x4d/0x60
[  310.503521]  ? ___preempt_schedule+0x16/0x18
[  310.508322]  ? bpf_test_run+0x25d/0x780
[  310.512312]  ? netlink_diag_dump+0x2a0/0x2a0
[  310.516728]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.522269]  ? bpf_test_init.isra.10+0x70/0x100
[  310.526945]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  310.531714]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  310.536561]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  310.542097]  ? fput+0x130/0x1a0
[  310.545382]  ? __bpf_prog_get+0x9b/0x290
[  310.549448]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  310.554290]  ? bpf_prog_test_run+0x130/0x1a0
[  310.558736]  ? __x64_sys_bpf+0x3db/0x520
[  310.562798]  ? bpf_prog_get+0x20/0x20
[  310.566642]  ? do_syscall_64+0x1b9/0x820
[  310.570726]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  310.576109]  ? syscall_return_slowpath+0x5e0/0x5e0
[  310.581055]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  310.585903]  ? trace_hardirqs_on_caller+0x310/0x310
[  310.590934]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  310.595964]  ? prepare_exit_to_usermode+0x291/0x3b0
[  310.600989]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  310.605841]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  310.611219] warn_alloc_show_mem: 1 callbacks suppressed
[  310.611233] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  310.611235] Mem-Info:
[  310.611267] active_anon:57592 inactive_anon:185 isolated_anon:0
[  310.611267]  active_file:18 inactive_file:10 isolated_file:0
[  310.611267]  unevictable:0 dirty:0 writeback:0 unstable:0
[  310.611267]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  310.611267]  mapped:40979 shmem:4339 pagetables:609 bounce:0
[  310.611267]  free:13715 free_pcp:253 free_cma:0
[  310.616615] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  310.624416] Node 0 active_anon:230368kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  310.626853] Workqueue: events_power_efficient neigh_periodic_work
[  310.659800] 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
[  310.669160] Call Trace:
[  310.696827] lowmem_reserve[]: 0 2818 6321 6321
[  310.703080]  dump_stack+0x244/0x39d
[  310.729162] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  310.731747]  ? dump_stack_print_info.cold.1+0x20/0x20
[  310.736297] lowmem_reserve[]: 0 0 3503 3503
[  310.739928]  warn_alloc.cold.116+0xb7/0x1bd
[  310.767061] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230368kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2436kB bounce:0kB free_pcp:1012kB local_pcp:164kB free_cma:0kB
[  310.772253]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  310.776550] lowmem_reserve[]: 0 0 0 0
[  310.780870]  ? lock_downgrade+0x900/0x900
[  310.809840] 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
[  310.814682]  ? trace_hardirqs_off+0xb8/0x310
[  310.818453] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  310.822600]  ? trace_hardirqs_off+0xb8/0x310
[  310.836095] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 87*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13864kB
[  310.840505]  __alloc_pages_slowpath+0x26e8/0x2e10
[  310.855832] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  310.860257]  ? warn_alloc+0x120/0x120
[  310.875053] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  310.879885]  ? warn_alloc+0x120/0x120
[  310.888697] 4367 total pagecache pages
[  310.892508]  ? check_preemption_disabled+0x48/0x280
[  310.901069] 0 pages in swap cache
[  310.904858]  ? warn_alloc+0x120/0x120
[  310.908724] Swap cache stats: add 0, delete 0, find 0/0
[  310.913731]  ? zap_class+0x640/0x640
[  310.917162] Free swap  = 0kB
[  310.920959]  ? print_usage_bug+0xc0/0xc0
[  310.926300] Total swap = 0kB
[  310.930016]  ? print_usage_bug+0xc0/0xc0
[  310.933015] 1965979 pages RAM
[  310.937091]  ? __lock_acquire+0x62f/0x4c20
[  310.940085] 0 pages HighMem/MovableOnly
[  310.944142]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.947218] 342853 pages reserved
[  310.951469]  ? should_fail+0x22d/0xd01
[  310.955420] 0 pages cma reserved
[  310.960951]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  310.964449] aoe: skb alloc failure
[  310.968259]  ? __lock_acquire+0x62f/0x4c20
[  310.971672] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  310.976705]  ? __lock_acquire+0x62f/0x4c20
[  310.980220] syz-executor2 cpuset=syz2 mems_allowed=0
[  310.984454]  ? should_fail+0x22d/0xd01
[  311.008122]  ? mark_held_locks+0x130/0x130
[  311.012369]  ? mark_held_locks+0x130/0x130
[  311.016613]  ? pick_next_task_fair+0xa05/0x1b30
[  311.021287]  ? rcu_read_lock_sched_held+0x14f/0x180
[  311.026307]  ? zap_class+0x640/0x640
[  311.030025]  ? zap_class+0x640/0x640
[  311.033753]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.039296]  ? check_preemption_disabled+0x48/0x280
[  311.045022]  ? __lock_is_held+0xb5/0x140
[  311.049104]  __alloc_pages_nodemask+0xa80/0xde0
[  311.053778]  ? zap_class+0x640/0x640
[  311.057501]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  311.062532]  ? find_held_lock+0x36/0x1c0
[  311.066625]  ? ____cache_alloc_node+0x1c7/0x1e0
[  311.071313]  ? lock_downgrade+0x900/0x900
[  311.075473]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.081019]  cache_grow_begin+0xa5/0x8c0
[  311.085115]  ? do_raw_spin_unlock+0xa7/0x330
[  311.089534]  fallback_alloc+0x204/0x2e0
[  311.093534]  ____cache_alloc_node+0x1c7/0x1e0
[  311.098052]  kmem_cache_alloc_node+0xe3/0x730
[  311.102555]  ? zap_class+0x640/0x640
[  311.106273]  ? __sched_text_start+0x8/0x8
[  311.110434]  __alloc_skb+0x119/0x770
[  311.114149]  ? zap_class+0x640/0x640
[  311.117871]  ? netdev_alloc_frag+0x1f0/0x1f0
[  311.122296]  ? neigh_periodic_work+0x8ca/0xc60
[  311.126881]  ? lock_downgrade+0x900/0x900
[  311.131054]  ? kasan_check_read+0x11/0x20
[  311.135206]  ? do_raw_write_lock+0x14f/0x310
[  311.139638]  __neigh_notify+0x8c/0x160
[  311.143532]  neigh_cleanup_and_release+0x7b/0xe0
[  311.148302]  neigh_periodic_work+0x8d2/0xc60
[  311.152731]  ? neigh_table_clear+0x390/0x390
[  311.157152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.162697]  ? check_preemption_disabled+0x48/0x280
[  311.167733]  ? __lock_is_held+0xb5/0x140
[  311.171813]  process_one_work+0xc90/0x1c40
[  311.176064]  ? mark_held_locks+0x130/0x130
[  311.180318]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  311.184990]  ? __switch_to_asm+0x40/0x70
[  311.189062]  ? __switch_to_asm+0x40/0x70
[  311.193126]  ? __switch_to_asm+0x34/0x70
[  311.197187]  ? __switch_to_asm+0x40/0x70
[  311.201249]  ? __switch_to_asm+0x34/0x70
[  311.205311]  ? __switch_to_asm+0x40/0x70
[  311.209370]  ? __switch_to_asm+0x34/0x70
[  311.213432]  ? __switch_to_asm+0x40/0x70
[  311.217502]  ? __schedule+0x8d7/0x21d0
[  311.221395]  ? __switch_to_asm+0x34/0x70
[  311.225454]  ? __switch_to_asm+0x40/0x70
[  311.229539]  ? zap_class+0x640/0x640
[  311.233270]  ? find_held_lock+0x36/0x1c0
[  311.237338]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  311.241942]  ? lock_acquire+0x1ed/0x520
[  311.245918]  ? worker_thread+0x3e0/0x1390
[  311.250085]  ? kasan_check_read+0x11/0x20
[  311.254234]  ? do_raw_spin_lock+0x14f/0x350
[  311.258564]  ? kasan_check_read+0x11/0x20
[  311.262718]  ? rwlock_bug.part.2+0x90/0x90
[  311.266957]  ? trace_hardirqs_on+0x310/0x310
[  311.271388]  worker_thread+0x17f/0x1390
[  311.275368]  ? __switch_to_asm+0x34/0x70
[  311.279446]  ? process_one_work+0x1c40/0x1c40
[  311.283967]  ? __sched_text_start+0x8/0x8
[  311.288120]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  311.292900]  ? __kthread_parkme+0xce/0x1a0
[  311.297143]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  311.302249]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  311.307361]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  311.311949]  ? trace_hardirqs_on+0xbd/0x310
[  311.316749]  ? kasan_check_read+0x11/0x20
[  311.320901]  ? __kthread_parkme+0xce/0x1a0
[  311.325146]  ? trace_hardirqs_off_caller+0x310/0x310
[  311.330264]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  311.335374]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.340913]  ? __kthread_parkme+0xfb/0x1a0
[  311.345157]  ? process_one_work+0x1c40/0x1c40
[  311.349658]  kthread+0x35a/0x440
[  311.353052]  ? kthread_stop+0x900/0x900
[  311.357044]  ret_from_fork+0x3a/0x50
[  311.360777] Mem-Info:
[  311.360791] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  311.360803] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  311.363221] active_anon:57592 inactive_anon:185 isolated_anon:0
[  311.363221]  active_file:18 inactive_file:10 isolated_file:0
[  311.363221]  unevictable:0 dirty:0 writeback:0 unstable:0
[  311.363221]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  311.363221]  mapped:40979 shmem:4339 pagetables:609 bounce:0
[  311.363221]  free:13715 free_pcp:253 free_cma:0
[  311.370557] Call Trace:
[  311.379952] Node 0 active_anon:230368kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  311.412884]  <IRQ>
[  311.415459] 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
[  311.443130]  dump_stack+0x244/0x39d
[  311.445257] lowmem_reserve[]: 0 2818 6321 6321
[  311.471373]  ? dump_stack_print_info.cold.1+0x20/0x20
[  311.474977] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  311.479560]  warn_alloc.cold.116+0xb7/0x1bd
[  311.484716] lowmem_reserve[]: 0 0 3503 3503
[  311.511874]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  311.516175] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230368kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2436kB bounce:0kB free_pcp:1012kB local_pcp:848kB free_cma:0kB
[  311.520495]  ? lock_downgrade+0x900/0x900
[  311.525308] lowmem_reserve[]: 0 0 0 0
[  311.554310]  ? trace_hardirqs_off+0xb8/0x310
[  311.558459] 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
[  311.562254]  ? trace_hardirqs_off+0xb8/0x310
[  311.566642] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  311.580165]  __alloc_pages_slowpath+0x26e8/0x2e10
[  311.584577] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 87*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13864kB
[  311.599952]  ? warn_alloc+0x120/0x120
[  311.604753] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  311.619580]  ? warn_alloc+0x120/0x120
[  311.623365] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  311.632192]  ? warn_alloc+0x120/0x120
[  311.635981] 4367 total pagecache pages
[  311.644582]  ? print_usage_bug+0xc0/0xc0
[  311.648361] 0 pages in swap cache
[  311.652240]  ? print_usage_bug+0xc0/0xc0
[  311.656282] Swap cache stats: add 0, delete 0, find 0/0
[  311.659723]  ? ktime_get+0x2c1/0x400
[  311.663776] Free swap  = 0kB
[  311.669139]  ? check_preemption_disabled+0x48/0x280
[  311.672825] Total swap = 0kB
[  311.675840]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  311.680835] 1965979 pages RAM
[  311.683848]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.688316] 0 pages HighMem/MovableOnly
[  311.691421]  ? should_fail+0x22d/0xd01
[  311.696935] 342853 pages reserved
[  311.700903]  ? kasan_check_read+0x11/0x20
[  311.704766] 0 pages cma reserved
[  311.708231]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  311.712478] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  311.715716]  ? __lock_acquire+0x62f/0x4c20
[  311.720794] kworker/1:4 cpuset=/ mems_allowed=0
[  311.731102]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  311.745070]  ? should_fail+0x22d/0xd01
[  311.748959]  ? print_usage_bug+0xc0/0xc0
[  311.753039]  ? mark_held_locks+0x130/0x130
[  311.757290]  ? mark_held_locks+0x130/0x130
[  311.761530]  ? check_preemption_disabled+0x48/0x280
[  311.766569]  ? zap_class+0x640/0x640
[  311.770301]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  311.775071]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.780612]  ? check_preemption_disabled+0x48/0x280
[  311.785664]  ? __lock_is_held+0xb5/0x140
[  311.789749]  __alloc_pages_nodemask+0xa80/0xde0
[  311.794438]  ? zap_class+0x640/0x640
[  311.798160]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  311.803194]  ? find_held_lock+0x36/0x1c0
[  311.807269]  ? ____cache_alloc_node+0x1c7/0x1e0
[  311.811942]  ? lock_downgrade+0x900/0x900
[  311.816116]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.821666]  cache_grow_begin+0xa5/0x8c0
[  311.825734]  ? do_raw_spin_unlock+0xa7/0x330
[  311.830154]  fallback_alloc+0x204/0x2e0
[  311.834138]  ____cache_alloc_node+0x1c7/0x1e0
[  311.838655]  kmem_cache_alloc_node+0xe3/0x730
[  311.843155]  ? lockdep_hardirqs_on+0x296/0x5b0
[  311.847749]  __alloc_skb+0x119/0x770
[  311.851464]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  311.856837]  ? netdev_alloc_frag+0x1f0/0x1f0
[  311.861258]  ? vprintk_default+0x28/0x30
[  311.865320]  ? vprintk_func+0x85/0x181
[  311.869212]  ? printk+0xa7/0xcf
[  311.872493]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  311.877261]  new_skb+0x26/0x1c0
[  311.880545]  aoecmd_cfg+0x279/0x7f0
[  311.884178]  ? find_held_lock+0x36/0x1c0
[  311.888244]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  311.892576]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.898126]  ? __lock_is_held+0xb5/0x140
[  311.902202]  discover_timer+0x50/0x60
[  311.906003]  call_timer_fn+0x272/0x920
[  311.909908]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  311.914750]  ? process_timeout+0x40/0x40
[  311.918840]  ? __run_timers+0x7da/0xc70
[  311.922829]  ? _raw_spin_unlock_irq+0x27/0x80
[  311.927325]  ? _raw_spin_unlock_irq+0x27/0x80
[  311.931821]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  311.936667]  ? lockdep_hardirqs_on+0x296/0x5b0
[  311.941258]  ? trace_hardirqs_on+0xbd/0x310
[  311.945581]  ? kasan_check_read+0x11/0x20
[  311.949731]  ? __run_timers+0x7da/0xc70
[  311.953707]  ? trace_hardirqs_off_caller+0x310/0x310
[  311.958825]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  311.963670]  __run_timers+0x7e5/0xc70
[  311.967482]  ? timer_fixup_init+0x70/0x70
[  311.971634]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  311.976655]  ? zap_class+0x640/0x640
[  311.980374]  ? enqueue_hrtimer+0x1a5/0x560
[  311.984628]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  311.989828]  ? find_held_lock+0x36/0x1c0
[  311.993914]  ? zap_class+0x640/0x640
[  311.997633]  ? pvclock_read_flags+0x160/0x160
[  312.002135]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.007679]  ? check_preemption_disabled+0x48/0x280
[  312.012709]  ? __lock_is_held+0xb5/0x140
[  312.016794]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.022334]  ? check_preemption_disabled+0x48/0x280
[  312.027360]  run_timer_softirq+0x52/0xb0
[  312.031425]  ? rcu_read_lock_sched_held+0x14f/0x180
[  312.036447]  __do_softirq+0x308/0xb7e
[  312.040257]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  312.044762]  ? lock_downgrade+0x900/0x900
[  312.048923]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  312.054087]  ? pvclock_read_flags+0x160/0x160
[  312.058599]  ? lapic_next_event+0x5a/0x90
[  312.062755]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.068300]  ? kvm_clock_read+0x18/0x30
[  312.072277]  ? kvm_sched_clock_read+0x9/0x20
[  312.076693]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.082237]  ? check_preemption_disabled+0x48/0x280
[  312.087264]  irq_exit+0x17f/0x1c0
[  312.090726]  smp_apic_timer_interrupt+0x1cb/0x760
[  312.095573]  ? smp_reschedule_interrupt+0x109/0x650
[  312.100592]  ? smp_call_function_single_interrupt+0x650/0x650
[  312.106480]  ? interrupt_entry+0xb5/0xc0
[  312.110561]  ? trace_hardirqs_off_caller+0xbb/0x310
[  312.115584]  ? trace_hardirqs_off_caller+0xbb/0x310
[  312.120604]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  312.125453]  ? trace_hardirqs_on_caller+0x310/0x310
[  312.130473]  ? trace_hardirqs_on_caller+0x310/0x310
[  312.135498]  ? task_prio+0x50/0x50
[  312.139053]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.144595]  ? check_preemption_disabled+0x48/0x280
[  312.149632]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  312.154486]  apic_timer_interrupt+0xf/0x20
[  312.158717]  </IRQ>
[  312.160961] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  312.166856] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  312.186269] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  312.193982] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  312.201249] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  312.208522] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  312.215790] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  312.223067] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  312.230377]  ? save_stack+0xa9/0xd0
[  312.234021]  __kmalloc_node_track_caller+0x3c/0x70
[  312.238971]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  312.243736]  pskb_expand_head+0x230/0x10f0
[  312.247974]  ? check_preemption_disabled+0x48/0x280
[  312.253006]  ? memcpy+0x45/0x50
[  312.256305]  ? __copy_skb_header+0x350/0x6b0
[  312.260721]  ? skb_release_data+0x880/0x880
[  312.265058]  ? __alloc_skb+0x770/0x770
[  312.268992]  ? __lock_is_held+0xb5/0x140
[  312.273077]  ? kasan_check_write+0x14/0x20
[  312.277314]  ? __skb_clone+0x6c7/0xa00
[  312.281212]  ? __copy_skb_header+0x6b0/0x6b0
[  312.285620]  ? kmem_cache_alloc+0x33a/0x730
[  312.289954]  skb_ensure_writable+0x3dd/0x640
[  312.294370]  ? skb_checksum_setup+0xaa0/0xaa0
[  312.298872]  ? check_preemption_disabled+0x48/0x280
[  312.303895]  ? __this_cpu_preempt_check+0x1c/0x20
[  312.308739]  ? __bpf_redirect+0x54b/0xb20
[  312.312902]  bpf_clone_redirect+0x14a/0x490
[  312.317236]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  312.322259]  ? __sched_text_start+0x8/0x8
[  312.326418]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  312.331203]  ? find_held_lock+0x36/0x1c0
[  312.335280]  ? lock_acquire+0x1ed/0x520
[  312.339257]  ? bpf_test_run+0x3cb/0x780
[  312.343236]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.348780]  ? check_preemption_disabled+0x48/0x280
[  312.353805]  ? kasan_check_read+0x11/0x20
[  312.357964]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  312.363244]  ? rcu_softirq_qs+0x20/0x20
[  312.367224]  ? preempt_schedule+0x4d/0x60
[  312.371394]  ? ___preempt_schedule+0x16/0x18
[  312.375820]  ? bpf_test_run+0x25d/0x780
[  312.379807]  ? netlink_diag_dump+0x2a0/0x2a0
[  312.384225]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.389768]  ? bpf_test_init.isra.10+0x70/0x100
[  312.394448]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  312.399217]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  312.404074]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  312.409616]  ? fput+0x130/0x1a0
[  312.412899]  ? __bpf_prog_get+0x9b/0x290
[  312.416964]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  312.421809]  ? bpf_prog_test_run+0x130/0x1a0
[  312.426222]  ? __x64_sys_bpf+0x3db/0x520
[  312.430285]  ? bpf_prog_get+0x20/0x20
[  312.434112]  ? do_syscall_64+0x1b9/0x820
[  312.438177]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  312.443546]  ? syscall_return_slowpath+0x5e0/0x5e0
[  312.448491]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  312.453340]  ? trace_hardirqs_on_caller+0x310/0x310
[  312.458389]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  312.463433]  ? prepare_exit_to_usermode+0x291/0x3b0
[  312.468461]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  312.473329]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  312.478763] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  312.478855] aoe: skb alloc failure
[  312.485900] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  312.485930] Workqueue: events_power_efficient neigh_periodic_work
[  312.485938] Call Trace:
[  312.485975]  dump_stack+0x244/0x39d
[  312.489560] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  312.498863]  ? dump_stack_print_info.cold.1+0x20/0x20
[  312.505088] syz-executor2 cpuset=syz2 mems_allowed=0
[  312.507676]  warn_alloc.cold.116+0xb7/0x1bd
[  312.536323]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  312.541190]  ? lock_downgrade+0x900/0x900
[  312.545351]  ? trace_hardirqs_off+0xb8/0x310
[  312.549770]  ? trace_hardirqs_off+0xb8/0x310
[  312.554195]  __alloc_pages_slowpath+0x26e8/0x2e10
[  312.559078]  ? warn_alloc+0x120/0x120
[  312.562903]  ? warn_alloc+0x120/0x120
[  312.566714]  ? check_preemption_disabled+0x48/0x280
[  312.571735]  ? warn_alloc+0x120/0x120
[  312.575549]  ? print_usage_bug+0xc0/0xc0
[  312.579618]  ? __lock_acquire+0x62f/0x4c20
[  312.583874]  ? print_usage_bug+0xc0/0xc0
[  312.587937]  ? __lock_acquire+0x62f/0x4c20
[  312.592184]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.597729]  ? should_fail+0x22d/0xd01
[  312.601626]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  312.606738]  ? __lock_acquire+0x62f/0x4c20
[  312.610981]  ? __lock_acquire+0x62f/0x4c20
[  312.615219]  ? should_fail+0x22d/0xd01
[  312.619125]  ? mark_held_locks+0x130/0x130
[  312.623367]  ? mark_held_locks+0x130/0x130
[  312.627613]  ? mark_held_locks+0xc7/0x130
[  312.631784]  ? zap_class+0x640/0x640
[  312.635515]  ? zap_class+0x640/0x640
[  312.639300]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.644871]  ? check_preemption_disabled+0x48/0x280
[  312.649907]  ? __lock_is_held+0xb5/0x140
[  312.654017]  __alloc_pages_nodemask+0xa80/0xde0
[  312.658699]  ? zap_class+0x640/0x640
[  312.662421]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  312.667452]  ? find_held_lock+0x36/0x1c0
[  312.671560]  ? ____cache_alloc_node+0x1c7/0x1e0
[  312.676240]  ? lock_downgrade+0x900/0x900
[  312.680413]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.685963]  cache_grow_begin+0xa5/0x8c0
[  312.690044]  ? do_raw_spin_unlock+0xa7/0x330
[  312.694496]  fallback_alloc+0x204/0x2e0
[  312.698498]  ____cache_alloc_node+0x1c7/0x1e0
[  312.703004]  kmem_cache_alloc_node+0xe3/0x730
[  312.707522]  ? zap_class+0x640/0x640
[  312.711267]  __alloc_skb+0x119/0x770
[  312.714996]  ? netdev_alloc_frag+0x1f0/0x1f0
[  312.719420]  ? neigh_periodic_work+0x8ca/0xc60
[  312.724011]  ? lock_downgrade+0x900/0x900
[  312.728179]  ? kasan_check_read+0x11/0x20
[  312.732327]  ? do_raw_write_lock+0x14f/0x310
[  312.736749]  __neigh_notify+0x8c/0x160
[  312.740645]  neigh_cleanup_and_release+0x7b/0xe0
[  312.745414]  neigh_periodic_work+0x8d2/0xc60
[  312.749839]  ? neigh_table_clear+0x390/0x390
[  312.754254]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.759796]  ? check_preemption_disabled+0x48/0x280
[  312.764849]  ? __lock_is_held+0xb5/0x140
[  312.768932]  process_one_work+0xc90/0x1c40
[  312.773172]  ? mark_held_locks+0x130/0x130
[  312.777423]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  312.782093]  ? __switch_to_asm+0x40/0x70
[  312.786161]  ? __switch_to_asm+0x40/0x70
[  312.790224]  ? __switch_to_asm+0x34/0x70
[  312.794286]  ? __switch_to_asm+0x40/0x70
[  312.798346]  ? __switch_to_asm+0x34/0x70
[  312.802406]  ? __switch_to_asm+0x40/0x70
[  312.806465]  ? __switch_to_asm+0x34/0x70
[  312.810538]  ? __switch_to_asm+0x40/0x70
[  312.814641]  ? __schedule+0x8d7/0x21d0
[  312.818530]  ? __switch_to_asm+0x34/0x70
[  312.822607]  ? __switch_to_asm+0x40/0x70
[  312.826709]  ? zap_class+0x640/0x640
[  312.830440]  ? find_held_lock+0x36/0x1c0
[  312.834512]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  312.839129]  ? lock_acquire+0x1ed/0x520
[  312.843107]  ? worker_thread+0x3e0/0x1390
[  312.847267]  ? kasan_check_read+0x11/0x20
[  312.851416]  ? do_raw_spin_lock+0x14f/0x350
[  312.855741]  ? kasan_check_read+0x11/0x20
[  312.859891]  ? rwlock_bug.part.2+0x90/0x90
[  312.864130]  ? trace_hardirqs_on+0x310/0x310
[  312.868604]  worker_thread+0x17f/0x1390
[  312.872609]  ? __switch_to_asm+0x34/0x70
[  312.876719]  ? process_one_work+0x1c40/0x1c40
[  312.881238]  ? __sched_text_start+0x8/0x8
[  312.885395]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  312.890179]  ? __kthread_parkme+0xce/0x1a0
[  312.894425]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  312.899532]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  312.904659]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  312.909249]  ? trace_hardirqs_on+0xbd/0x310
[  312.913577]  ? kasan_check_read+0x11/0x20
[  312.917731]  ? __kthread_parkme+0xce/0x1a0
[  312.921972]  ? trace_hardirqs_off_caller+0x310/0x310
[  312.927093]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  312.932204]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.937743]  ? __kthread_parkme+0xfb/0x1a0
[  312.941996]  ? process_one_work+0x1c40/0x1c40
[  312.946499]  kthread+0x35a/0x440
[  312.949898]  ? kthread_stop+0x900/0x900
[  312.953880]  ret_from_fork+0x3a/0x50
[  312.957611] warn_alloc_show_mem: 1 callbacks suppressed
[  312.957624] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  312.957626] Mem-Info:
[  312.957660] active_anon:57592 inactive_anon:185 isolated_anon:0
[  312.957660]  active_file:18 inactive_file:10 isolated_file:0
[  312.957660]  unevictable:0 dirty:0 writeback:0 unstable:0
[  312.957660]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  312.957660]  mapped:40979 shmem:4339 pagetables:609 bounce:0
[  312.957660]  free:13715 free_pcp:253 free_cma:0
[  312.962998] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  312.970368] Node 0 active_anon:230368kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  312.972766] Call Trace:
[  313.005742] 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
[  313.015092]  <IRQ>
[  313.042764] lowmem_reserve[]: 0 2818 6321 6321
[  313.045352]  dump_stack+0x244/0x39d
[  313.071434] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  313.073597]  ? dump_stack_print_info.cold.1+0x20/0x20
[  313.078142] lowmem_reserve[]: 0 0 3503 3503
[  313.081784]  warn_alloc.cold.116+0xb7/0x1bd
[  313.108907] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230368kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2436kB bounce:0kB free_pcp:1012kB local_pcp:848kB free_cma:0kB
[  313.114097]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  313.118389] lowmem_reserve[]: 0 0 0 0
[  313.122710]  ? lock_downgrade+0x900/0x900
[  313.151666] 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
[  313.156520]  ? trace_hardirqs_off+0xb8/0x310
[  313.160290] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  313.164440]  ? trace_hardirqs_off+0xb8/0x310
[  313.177937] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 87*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13864kB
[  313.182347]  __alloc_pages_slowpath+0x26e8/0x2e10
[  313.197669] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  313.202103]  ? warn_alloc+0x120/0x120
[  313.216896] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  313.221731]  ? warn_alloc+0x120/0x120
[  313.230539] 4367 total pagecache pages
[  313.234333]  ? warn_alloc+0x120/0x120
[  313.242892] 0 pages in swap cache
[  313.246683]  ? print_usage_bug+0xc0/0xc0
[  313.250554] Swap cache stats: add 0, delete 0, find 0/0
[  313.254347]  ? print_usage_bug+0xc0/0xc0
[  313.257774] Free swap  = 0kB
[  313.261839]  ? ktime_get+0x2c1/0x400
[  313.267172] Total swap = 0kB
[  313.267185] 1965979 pages RAM
[  313.271252]  ? check_preemption_disabled+0x48/0x280
[  313.274248] 0 pages HighMem/MovableOnly
[  313.277968]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  313.280950] 342853 pages reserved
[  313.280959] 0 pages cma reserved
[  313.284092]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  313.309903]  ? should_fail+0x22d/0xd01
[  313.313805]  ? kasan_check_read+0x11/0x20
[  313.318099]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  313.323212]  ? __lock_acquire+0x62f/0x4c20
[  313.327455]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  313.332570]  ? should_fail+0x22d/0xd01
[  313.336480]  ? print_usage_bug+0xc0/0xc0
[  313.340552]  ? mark_held_locks+0x130/0x130
[  313.344807]  ? mark_held_locks+0x130/0x130
[  313.349062]  ? check_preemption_disabled+0x48/0x280
[  313.354094]  ? zap_class+0x640/0x640
[  313.357813]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  313.362590]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.368134]  ? check_preemption_disabled+0x48/0x280
[  313.373191]  ? __lock_is_held+0xb5/0x140
[  313.377262]  __alloc_pages_nodemask+0xa80/0xde0
[  313.381940]  ? zap_class+0x640/0x640
[  313.385676]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  313.390708]  ? find_held_lock+0x36/0x1c0
[  313.394782]  ? ____cache_alloc_node+0x1c7/0x1e0
[  313.399457]  ? lock_downgrade+0x900/0x900
[  313.403618]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.409181]  cache_grow_begin+0xa5/0x8c0
[  313.413247]  ? do_raw_spin_unlock+0xa7/0x330
[  313.417665]  fallback_alloc+0x204/0x2e0
[  313.421651]  ____cache_alloc_node+0x1c7/0x1e0
[  313.426154]  kmem_cache_alloc_node+0xe3/0x730
[  313.430655]  ? lockdep_hardirqs_on+0x296/0x5b0
[  313.435253]  __alloc_skb+0x119/0x770
[  313.438968]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  313.444359]  ? netdev_alloc_frag+0x1f0/0x1f0
[  313.448792]  ? vprintk_default+0x28/0x30
[  313.452860]  ? vprintk_func+0x85/0x181
[  313.456780]  ? printk+0xa7/0xcf
[  313.460076]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  313.464846]  new_skb+0x26/0x1c0
[  313.468131]  aoecmd_cfg+0x279/0x7f0
[  313.471762]  ? find_held_lock+0x36/0x1c0
[  313.475828]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  313.480165]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.485716]  ? __lock_is_held+0xb5/0x140
[  313.489798]  discover_timer+0x50/0x60
[  313.493617]  call_timer_fn+0x272/0x920
[  313.497504]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  313.502358]  ? process_timeout+0x40/0x40
[  313.506428]  ? __run_timers+0x7da/0xc70
[  313.510429]  ? _raw_spin_unlock_irq+0x27/0x80
[  313.514942]  ? _raw_spin_unlock_irq+0x27/0x80
[  313.519437]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  313.524285]  ? lockdep_hardirqs_on+0x296/0x5b0
[  313.528871]  ? trace_hardirqs_on+0xbd/0x310
[  313.533196]  ? kasan_check_read+0x11/0x20
[  313.537343]  ? __run_timers+0x7da/0xc70
[  313.541322]  ? trace_hardirqs_off_caller+0x310/0x310
[  313.546444]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  313.551291]  __run_timers+0x7e5/0xc70
[  313.555106]  ? timer_fixup_init+0x70/0x70
[  313.559257]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  313.564281]  ? zap_class+0x640/0x640
[  313.568020]  ? enqueue_hrtimer+0x1a5/0x560
[  313.572285]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  313.577499]  ? find_held_lock+0x36/0x1c0
[  313.581573]  ? zap_class+0x640/0x640
[  313.585298]  ? pvclock_read_flags+0x160/0x160
[  313.589826]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.595382]  ? check_preemption_disabled+0x48/0x280
[  313.600413]  ? __lock_is_held+0xb5/0x140
[  313.604477]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.610019]  ? check_preemption_disabled+0x48/0x280
[  313.615068]  run_timer_softirq+0x52/0xb0
[  313.619165]  ? rcu_read_lock_sched_held+0x14f/0x180
[  313.624186]  __do_softirq+0x308/0xb7e
[  313.627996]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  313.632493]  ? lock_downgrade+0x900/0x900
[  313.636648]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  313.641764]  ? pvclock_read_flags+0x160/0x160
[  313.646264]  ? lapic_next_event+0x5a/0x90
[  313.650419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.655966]  ? kvm_clock_read+0x18/0x30
[  313.659942]  ? kvm_sched_clock_read+0x9/0x20
[  313.664361]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.669904]  ? check_preemption_disabled+0x48/0x280
[  313.674935]  irq_exit+0x17f/0x1c0
[  313.678399]  smp_apic_timer_interrupt+0x1cb/0x760
[  313.683244]  ? smp_reschedule_interrupt+0x109/0x650
[  313.688272]  ? smp_call_function_single_interrupt+0x650/0x650
[  313.694166]  ? interrupt_entry+0xb5/0xc0
[  313.698233]  ? trace_hardirqs_off_caller+0xbb/0x310
[  313.703260]  ? trace_hardirqs_off_caller+0xbb/0x310
[  313.708280]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  313.713129]  ? trace_hardirqs_on_caller+0x310/0x310
[  313.718147]  ? trace_hardirqs_on_caller+0x310/0x310
[  313.723165]  ? task_prio+0x50/0x50
[  313.726707]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.732250]  ? check_preemption_disabled+0x48/0x280
[  313.737276]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  313.742134]  apic_timer_interrupt+0xf/0x20
[  313.746363]  </IRQ>
[  313.748606] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  313.754493] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  313.773392] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  313.781110] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  313.788380] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  313.795652] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  313.802918] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  313.810187] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  313.817492]  ? save_stack+0xa9/0xd0
[  313.821136]  __kmalloc_node_track_caller+0x3c/0x70
[  313.826080]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  313.830847]  pskb_expand_head+0x230/0x10f0
[  313.835087]  ? check_preemption_disabled+0x48/0x280
[  313.840116]  ? memcpy+0x45/0x50
[  313.843403]  ? __copy_skb_header+0x350/0x6b0
[  313.847820]  ? skb_release_data+0x880/0x880
[  313.852147]  ? __alloc_skb+0x770/0x770
[  313.856064]  ? __lock_is_held+0xb5/0x140
[  313.860140]  ? kasan_check_write+0x14/0x20
[  313.864379]  ? __skb_clone+0x6c7/0xa00
[  313.868274]  ? __copy_skb_header+0x6b0/0x6b0
[  313.872697]  ? kmem_cache_alloc+0x33a/0x730
[  313.877030]  skb_ensure_writable+0x3dd/0x640
[  313.881479]  ? skb_checksum_setup+0xaa0/0xaa0
[  313.885987]  ? check_preemption_disabled+0x48/0x280
[  313.891013]  ? __this_cpu_preempt_check+0x1c/0x20
[  313.895869]  ? __bpf_redirect+0x54b/0xb20
[  313.900028]  bpf_clone_redirect+0x14a/0x490
[  313.904407]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  313.909430]  ? __sched_text_start+0x8/0x8
[  313.913589]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  313.918374]  ? find_held_lock+0x36/0x1c0
[  313.922450]  ? lock_acquire+0x1ed/0x520
[  313.926432]  ? bpf_test_run+0x3cb/0x780
[  313.930409]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.935951]  ? check_preemption_disabled+0x48/0x280
[  313.940980]  ? kasan_check_read+0x11/0x20
[  313.945132]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  313.950450]  ? rcu_softirq_qs+0x20/0x20
[  313.954431]  ? preempt_schedule+0x4d/0x60
[  313.958596]  ? ___preempt_schedule+0x16/0x18
[  313.963029]  ? bpf_test_run+0x25d/0x780
[  313.967030]  ? netlink_diag_dump+0x2a0/0x2a0
[  313.971480]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  313.977022]  ? bpf_test_init.isra.10+0x70/0x100
[  313.981737]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  313.986509]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  313.991357]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  313.996902]  ? fput+0x130/0x1a0
[  314.000192]  ? __bpf_prog_get+0x9b/0x290
[  314.004276]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  314.009117]  ? bpf_prog_test_run+0x130/0x1a0
[  314.013611]  ? __x64_sys_bpf+0x3db/0x520
[  314.017683]  ? bpf_prog_get+0x20/0x20
[  314.021540]  ? do_syscall_64+0x1b9/0x820
[  314.025618]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  314.030985]  ? syscall_return_slowpath+0x5e0/0x5e0
[  314.035920]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  314.040772]  ? trace_hardirqs_on_caller+0x310/0x310
[  314.045797]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  314.050819]  ? prepare_exit_to_usermode+0x291/0x3b0
[  314.055859]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  314.060716]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  314.066107] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #149
[  314.066162] aoe: skb alloc failure
[  314.072356] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  314.072362] Call Trace:
[  314.072384]  dump_stack+0x244/0x39d
[  314.072408]  ? dump_stack_print_info.cold.1+0x20/0x20
[  314.075954] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  314.085282]  ? mark_held_locks+0x130/0x130
[  314.087840] syz-executor2 cpuset=syz2 mems_allowed=0
[  314.091460]  ? mark_held_locks+0x130/0x130
[  314.120649]  dump_header+0x27b/0xf72
[  314.124389]  ? pagefault_out_of_memory+0x197/0x197
[  314.129332]  ? __lock_acquire+0x62f/0x4c20
[  314.133573]  ? percpu_ref_get_many+0x240/0x240
[  314.138166]  ? print_usage_bug+0xc0/0xc0
[  314.142237]  ? zap_class+0x640/0x640
[  314.145959]  ? print_usage_bug+0xc0/0xc0
[  314.150021]  ? print_usage_bug+0xc0/0xc0
[  314.154115]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.159686]  ? find_held_lock+0x36/0x1c0
[  314.163773]  ? mark_held_locks+0xc7/0x130
[  314.167927]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  314.173039]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  314.178149]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  314.182738]  ? trace_hardirqs_on+0xbd/0x310
[  314.187306]  ? kasan_check_read+0x11/0x20
[  314.191459]  ? ___ratelimit+0x3b4/0x672
[  314.195436]  ? trace_hardirqs_off_caller+0x310/0x310
[  314.200548]  ? trace_hardirqs_on+0x310/0x310
[  314.204960]  ? lock_downgrade+0x900/0x900
[  314.209118]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  314.214229]  ? ___ratelimit+0x3b9/0x672
[  314.218212]  ? idr_get_free+0xf70/0xf70
[  314.222189]  ? find_held_lock+0x36/0x1c0
[  314.226273]  oom_kill_process.cold.27+0x10/0x903
[  314.231040]  ? zap_class+0x640/0x640
[  314.234760]  ? check_preemption_disabled+0x48/0x280
[  314.239782]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  314.244831]  ? kasan_check_read+0x11/0x20
[  314.248981]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  314.254268]  ? oom_evaluate_task+0x540/0x540
[  314.258685]  ? find_held_lock+0x36/0x1c0
[  314.262758]  ? out_of_memory+0x974/0x1430
[  314.266916]  ? lock_downgrade+0x900/0x900
[  314.271082]  ? check_preemption_disabled+0x48/0x280
[  314.276110]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  314.281051]  ? kasan_check_read+0x11/0x20
[  314.285208]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  314.290486]  ? rcu_softirq_qs+0x20/0x20
[  314.294467]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.300001]  ? oom_evaluate_task+0x302/0x540
[  314.304418]  out_of_memory+0xa84/0x1430
[  314.308409]  ? oom_killer_disable+0x3a0/0x3a0
[  314.312907]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  314.317844]  ? __ww_mutex_check_waiters+0x160/0x160
[  314.322875]  __alloc_pages_slowpath+0x2354/0x2e10
[  314.327753]  ? warn_alloc+0x120/0x120
[  314.331562]  ? mark_held_locks+0x130/0x130
[  314.335825]  ? warn_alloc+0x120/0x120
[  314.339634]  ? print_usage_bug+0xc0/0xc0
[  314.343777]  ? print_usage_bug+0xc0/0xc0
[  314.347858]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  314.352890]  ? poll_freewait+0x1d6/0x260
[  314.356962]  ? print_usage_bug+0xc0/0xc0
[  314.361029]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.366584]  ? should_fail+0x22d/0xd01
[  314.370482]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  314.375589]  ? zap_class+0x640/0x640
[  314.379332]  ? find_held_lock+0x36/0x1c0
[  314.383424]  ? lock_release+0xa00/0xa00
[  314.387403]  ? perf_trace_sched_process_exec+0x860/0x860
[  314.392876]  ? check_preemption_disabled+0x48/0x280
[  314.397905]  ? __might_sleep+0x95/0x190
[  314.401890]  __alloc_pages_nodemask+0xa80/0xde0
[  314.406565]  ? zap_class+0x640/0x640
[  314.410305]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  314.415341]  ? find_held_lock+0x36/0x1c0
[  314.419414]  ? cache_grow_begin+0x65/0x8c0
[  314.423653]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  314.428253]  ? trace_hardirqs_on+0xbd/0x310
[  314.432586]  ? fallback_alloc+0x204/0x2e0
[  314.436750]  ? trace_hardirqs_off_caller+0x310/0x310
[  314.441863]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  314.447409]  cache_grow_begin+0xa5/0x8c0
[  314.451492]  ? do_raw_spin_unlock+0xa7/0x330
[  314.455911]  fallback_alloc+0x204/0x2e0
[  314.459896]  ____cache_alloc_node+0x1c7/0x1e0
[  314.464411]  kmem_cache_alloc+0x1f8/0x730
[  314.468572]  ? lock_release+0xa00/0xa00
[  314.472563]  getname_flags+0xd0/0x590
[  314.476374]  user_path_at_empty+0x2d/0x50
[  314.480533]  vfs_statx+0x129/0x210
[  314.484089]  ? vfs_statx_fd+0xc0/0xc0
[  314.487902]  ? warn_bad_vsyscall+0xb0/0xb0
[  314.492141]  ? trace_hardirqs_on+0xbd/0x310
[  314.496471]  __do_sys_newstat+0x8f/0x110
[  314.500534]  ? cp_new_stat+0xa50/0xa50
[  314.504434]  ? do_syscall_64+0x9a/0x820
[  314.508411]  ? do_syscall_64+0x9a/0x820
[  314.512393]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  314.516982]  ? trace_hardirqs_on+0xbd/0x310
[  314.521322]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  314.526690]  ? trace_hardirqs_off_caller+0x310/0x310
[  314.531808]  __x64_sys_newstat+0x54/0x80
[  314.535878]  do_syscall_64+0x1b9/0x820
[  314.539778]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  314.545149]  ? syscall_return_slowpath+0x5e0/0x5e0
[  314.550107]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  314.554955]  ? trace_hardirqs_on_caller+0x310/0x310
[  314.559991]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  314.565025]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.570585]  ? prepare_exit_to_usermode+0x291/0x3b0
[  314.575615]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  314.580472]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  314.585660] RIP: 0033:0x7fdc1bf50c65
[  314.589389] Code: Bad RIP value.
[  314.592748] RSP: 002b:00007ffe73beb4a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000004
[  314.600452] RAX: ffffffffffffffda RBX: 00007ffe73beb6e0 RCX: 00007fdc1bf50c65
[  314.607722] RDX: 00007ffe73beb6e0 RSI: 00007ffe73beb6e0 RDI: 0000000000407545
[  314.615005] RBP: 0000000000000000 R08: 000000000157d240 R09: 0000000000000001
[  314.622281] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  314.629557] R13: 00007ffe73bebbe0 R14: 0000000000000000 R15: 0000000000000000
[  314.636856] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  314.644237] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  314.653588] Call Trace:
[  314.656173]  <IRQ>
[  314.657243] Mem-Info:
[  314.658344]  dump_stack+0x244/0x39d
[  314.660798] active_anon:57592 inactive_anon:185 isolated_anon:0
[  314.660798]  active_file:18 inactive_file:10 isolated_file:0
[  314.660798]  unevictable:0 dirty:0 writeback:0 unstable:0
[  314.660798]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  314.660798]  mapped:40979 shmem:4339 pagetables:609 bounce:0
[  314.660798]  free:13715 free_pcp:253 free_cma:0
[  314.664395]  ? dump_stack_print_info.cold.1+0x20/0x20
[  314.697405] Node 0 active_anon:230368kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  314.702546]  warn_alloc.cold.116+0xb7/0x1bd
[  314.702569]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  314.730265] 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
[  314.734573]  ? lock_downgrade+0x900/0x900
[  314.739424] lowmem_reserve[]: 0 2818 6321 6321
[  314.765509]  ? trace_hardirqs_off+0xb8/0x310
[  314.765531]  ? trace_hardirqs_off+0xb8/0x310
[  314.765554]  __alloc_pages_slowpath+0x26e8/0x2e10
[  314.769713] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  314.774284]  ? warn_alloc+0x120/0x120
[  314.778647] lowmem_reserve[]: 0 0 3503 3503
[  314.783064]  ? warn_alloc+0x120/0x120
[  314.783088]  ? __lock_acquire+0x62f/0x4c20
[  314.787917] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230368kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2436kB bounce:0kB free_pcp:1012kB local_pcp:848kB free_cma:0kB
[  314.815155]  ? warn_alloc+0x120/0x120
[  314.815183]  ? print_usage_bug+0xc0/0xc0
[  314.815199]  ? print_usage_bug+0xc0/0xc0
[  314.815217]  ? mark_held_locks+0x130/0x130
[  314.819017] lowmem_reserve[]: 0 0 0 0
[  314.823426]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.823442]  ? should_fail+0x22d/0xd01
[  314.823458]  ? zap_class+0x640/0x640
[  314.827244] 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
[  314.831489]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  314.831506]  ? __lock_acquire+0x62f/0x4c20
[  314.831525]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  314.860517] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  314.864286]  ? should_fail+0x22d/0xd01
[  314.868342] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 87*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13864kB
[  314.872404]  ? mark_held_locks+0x130/0x130
[  314.872427]  ? mark_held_locks+0x130/0x130
[  314.876653] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  314.880449]  ? lock_downgrade+0x900/0x900
[  314.880464]  ? zap_class+0x640/0x640
[  314.880480]  ? zap_class+0x640/0x640
[  314.886017] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  314.889901]  ? zap_class+0x640/0x640
[  314.889913]  ? do_raw_spin_unlock+0xa7/0x330
[  314.889933]  ? trace_hardirqs_on+0x310/0x310
[  314.893629] 4367 total pagecache pages
[  314.907153]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.907169]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.907189]  ? check_preemption_disabled+0x48/0x280
[  314.912307] 0 pages in swap cache
[  314.916501]  ? __lock_is_held+0xb5/0x140
[  314.921643] Swap cache stats: add 0, delete 0, find 0/0
[  314.936955]  __alloc_pages_nodemask+0xa80/0xde0
[  314.936972]  ? zap_class+0x640/0x640
[  314.936991]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  314.940899] Free swap  = 0kB
[  314.955741]  ? find_held_lock+0x36/0x1c0
[  314.955782]  ? ____cache_alloc_node+0x1c7/0x1e0
[  314.960019] Total swap = 0kB
[  314.964270]  ? lock_downgrade+0x900/0x900
[  314.973116] 1965979 pages RAM
[  314.977234]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.980946] 0 pages HighMem/MovableOnly
[  314.984631]  cache_grow_begin+0xa5/0x8c0
[  314.993208] 342853 pages reserved
[  314.996906]  ? do_raw_spin_unlock+0xa7/0x330
[  315.001316] 0 pages cma reserved
[  315.005698]  fallback_alloc+0x204/0x2e0
[  315.009594] Unreclaimable slab info:
[  315.015103]  ____cache_alloc_node+0x1c7/0x1e0
[  315.020657] Name                      Used          Total
[  315.025654]  kmem_cache_alloc_node+0xe3/0x730
[  315.029106] pid_2                      1KB         24KB
[  315.033135]  ? lockdep_hardirqs_on+0x296/0x5b0
[  315.033160]  __alloc_skb+0x119/0x770
[  315.033177]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  315.038588] TIPC                      10KB         14KB
[  315.043199]  ? netdev_alloc_frag+0x1f0/0x1f0
[  315.043227]  ? vprintk_default+0x28/0x30
[  315.046935] SCTPv6                    14KB         18KB
[  315.051937]  ? vprintk_func+0x85/0x181
[  315.051952]  ? printk+0xa7/0xcf
[  315.051968]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  315.054984] DCCPv6                    17KB         21KB
[  315.059040]  new_skb+0x26/0x1c0
[  315.063715] DCCP                      16KB         20KB
[  315.066694]  aoecmd_cfg+0x279/0x7f0
[  315.070896] bridge_fdb_cache          12KB         15KB
[  315.073938]  ? find_held_lock+0x36/0x1c0
[  315.079487] fib6_nodes                77KB         88KB
[  315.083439]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  315.087502] ip6_dst_cache             81KB        258KB
[  315.090945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.090986]  ? __lock_is_held+0xb5/0x140
[  315.095399] RAWv6                     68KB         71KB
[  315.098760]  discover_timer+0x50/0x60
[  315.102739] UDPv6                      3KB          3KB
[  315.106426]  call_timer_fn+0x272/0x920
[  315.110932] TCPv6                     23KB         29KB
[  315.116435]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  315.120961] nf_conntrack               7KB         18KB
[  315.126282]  ? process_timeout+0x40/0x40
[  315.130902] sd_ext_cdb                 0KB          3KB
[  315.134553]  ? __run_timers+0x7da/0xc70
[  315.139927] scsi_sense_cache        1056KB       1060KB
[  315.145260]  ? _raw_spin_unlock_irq+0x27/0x80
[  315.149674] virtio_scsi_cmd           16KB         16KB
[  315.153697]  ? _raw_spin_unlock_irq+0x27/0x80
[  315.159053] sgpool-128                 8KB          8KB
[  315.162927]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  315.162944]  ? lockdep_hardirqs_on+0x296/0x5b0
[  315.162963]  ? trace_hardirqs_on+0xbd/0x310
[  315.166229] sgpool-64                  4KB          6KB
[  315.170969]  ? kasan_check_read+0x11/0x20
[  315.170982]  ? __run_timers+0x7da/0xc70
[  315.171001]  ? trace_hardirqs_off_caller+0x310/0x310
[  315.176352] sgpool-32                  2KB          7KB
[  315.179633]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  315.179651]  __run_timers+0x7e5/0xc70
[  315.185002] sgpool-16                  1KB          3KB
[  315.188627]  ? timer_fixup_init+0x70/0x70
[  315.193998] sgpool-8                   0KB          3KB
[  315.198026]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  315.203606] mqueue_inode_cache         10KB         14KB
[  315.207890]  ? zap_class+0x640/0x640
[  315.213265] bio_post_read_ctx         14KB         15KB
[  315.218765]  ? enqueue_hrtimer+0x1a5/0x560
[  315.222861] bio-2                     14KB         15KB
[  315.228165]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  315.231971] jfs_mp                     7KB          7KB
[  315.237302]  ? find_held_lock+0x36/0x1c0
[  315.241210] nfs_commit_data            3KB          7KB
[  315.246524]  ? zap_class+0x640/0x640
[  315.251374] nfs_write_data            32KB         32KB
[  315.256707]  ? pvclock_read_flags+0x160/0x160
[  315.260791] ext4_system_zone           0KB          3KB
[  315.266108]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.270153] bio-1                      1KB          3KB
[  315.275456]  ? check_preemption_disabled+0x48/0x280
[  315.279970] pid_namespace              2KB          7KB
[  315.285304]  ? __lock_is_held+0xb5/0x140
[  315.289813] rpc_buffers               17KB         19KB
[  315.295133]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.299980] rpc_tasks                  2KB          3KB
[  315.304529]  ? check_preemption_disabled+0x48/0x280
[  315.308827] UNIX                       9KB         14KB
[  315.314183]  run_timer_softirq+0x52/0xb0
[  315.314199]  ? rcu_read_lock_sched_held+0x14f/0x180
[  315.314218]  __do_softirq+0x308/0xb7e
[  315.318843] tcp_bind_bucket            1KB          4KB
[  315.322809]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  315.322824]  ? lock_downgrade+0x900/0x900
[  315.322843]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  315.327932] inet_peer_cache            0KB          4KB
[  315.333290]  ? pvclock_read_flags+0x160/0x160
[  315.333307]  ? lapic_next_event+0x5a/0x90
[  315.333326]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.338167] ip_fib_trie               11KB         15KB
[  315.341957]  ? kvm_clock_read+0x18/0x30
[  315.341970]  ? kvm_sched_clock_read+0x9/0x20
[  315.341992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.347346] ip_fib_alias              51KB         59KB
[  315.351484]  ? check_preemption_disabled+0x48/0x280
[  315.351509]  irq_exit+0x17f/0x1c0
[  315.351528]  smp_apic_timer_interrupt+0x1cb/0x760
[  315.356886] ip_dst_cache               5KB         36KB
[  315.361886]  ? smp_reschedule_interrupt+0x109/0x650
[  315.361902]  ? smp_call_function_single_interrupt+0x650/0x650
[  315.361920]  ? interrupt_entry+0xb5/0xc0
[  315.367360] RAW                       40KB         50KB
[  315.371082]  ? trace_hardirqs_off_caller+0xbb/0x310
[  315.371096]  ? trace_hardirqs_off_caller+0xbb/0x310
[  315.371115]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  315.376504] UDP                       16KB         19KB
[  315.380734]  ? trace_hardirqs_on_caller+0x310/0x310
[  315.380748]  ? trace_hardirqs_on_caller+0x310/0x310
[  315.380767]  ? task_prio+0x50/0x50
[  315.386119] TCP                        8KB         11KB
[  315.391296]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.391313]  ? check_preemption_disabled+0x48/0x280
[  315.391334]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  315.396681] hugetlbfs_inode_cache          2KB          7KB
[  315.400740]  apic_timer_interrupt+0xf/0x20
[  315.400755]  </IRQ>
[  315.406121] fscache_cookie_jar          1KB          7KB
[  315.409823] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  315.409840] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  315.409847] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  315.415225] eventpoll_pwq              3KB         19KB
[  315.419697] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  315.419706] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  315.419715] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  315.419723] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  315.419736] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  315.425090] eventpoll_epi              6KB         19KB
[  315.430639]  ? save_stack+0xa9/0xd0
[  315.430664]  __kmalloc_node_track_caller+0x3c/0x70
[  315.436008] inotify_inode_mark          5KB         27KB
[  315.441023]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  315.441059]  pskb_expand_head+0x230/0x10f0
[  315.446418] request_queue            164KB        164KB
[  315.450464]  ? check_preemption_disabled+0x48/0x280
[  315.450485]  ? memcpy+0x45/0x50
[  315.450502]  ? __copy_skb_header+0x350/0x6b0
[  315.455855] blkdev_ioc                 2KB         19KB
[  315.461381]  ? skb_release_data+0x880/0x880
[  315.461395]  ? __alloc_skb+0x770/0x770
[  315.461419]  ? __lock_is_held+0xb5/0x140
[  315.466760] bio-0                     54KB        123KB
[  315.471767]  ? kasan_check_write+0x14/0x20
[  315.471780]  ? __skb_clone+0x6c7/0xa00
[  315.471797]  ? __copy_skb_header+0x6b0/0x6b0
[  315.477147] biovec-max              1303KB       1303KB
[  315.481195]  ? kmem_cache_alloc+0x33a/0x730
[  315.481225]  skb_ensure_writable+0x3dd/0x640
[  315.481243]  ? skb_checksum_setup+0xaa0/0xaa0
[  315.486248] bio_integrity_payload          1KB          3KB
[  315.490030]  ? check_preemption_disabled+0x48/0x280
[  315.490071]  ? __this_cpu_preempt_check+0x1c/0x20
[  315.495426] khugepaged_mm_slot          0KB         11KB
[  315.499936]  ? __bpf_redirect+0x54b/0xb20
[  315.499960]  bpf_clone_redirect+0x14a/0x490
[  315.499983]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  315.504116] dmaengine-unmap-256          2KB          6KB
[  315.509206]  ? __sched_text_start+0x8/0x8
[  315.514596] dmaengine-unmap-128          1KB          3KB
[  315.519077]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  315.523228] dmaengine-unmap-16          0KB          4KB
[  315.528732]  ? find_held_lock+0x36/0x1c0
[  315.534115] dmaengine-unmap-2          0KB          3KB
[  315.538074]  ? lock_acquire+0x1ed/0x520
[  315.542497] skbuff_fclone_cache         28KB         75KB
[  315.547997]  ? bpf_test_run+0x3cb/0x780
[  315.553386] skbuff_head_cache     441187KB     441187KB
[  315.558388]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.561846] configfs_dir_cache          0KB          4KB
[  315.566701]  ? check_preemption_disabled+0x48/0x280
[  315.572079] file_lock_cache            0KB          3KB
[  315.577076]  ? kasan_check_read+0x11/0x20
[  315.582989] file_lock_ctx              0KB          3KB
[  315.587057]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  315.592423] fsnotify_mark_connector          3KB         19KB
[  315.597402]  ? rcu_softirq_qs+0x20/0x20
[  315.602433] net_namespace             51KB         51KB
[  315.607240]  ? preempt_schedule+0x4d/0x60
[  315.612610] shmem_inode_cache       4486KB       4581KB
[  315.617591]  ? ___preempt_schedule+0x16/0x18
[  315.622619] task_delay_info           42KB        203KB
[  315.626138]  ? bpf_test_run+0x25d/0x780
[  315.631506] taskstats                  0KB          3KB
[  315.637025]  ? netlink_diag_dump+0x2a0/0x2a0
[  315.642028] proc_dir_entry           584KB        592KB
[  315.646842]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  315.652564] pde_opener                 0KB          3KB
[  315.656756]  ? bpf_test_init.isra.10+0x70/0x100
[  315.658970] sigqueue                   2KB         23KB
[  315.664466]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  315.664497]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  315.670393] kernfs_node_cache      11991KB      12013KB
[  315.689275]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  315.689291]  ? fput+0x130/0x1a0
[  315.689308]  ? __bpf_prog_get+0x9b/0x290
[  315.697004] mnt_cache                 77KB         92KB
[  315.702353]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  315.702367]  ? bpf_prog_test_run+0x130/0x1a0
[  315.702386]  ? __x64_sys_bpf+0x3db/0x520
[  315.709668] filp                     258KB        618KB
[  315.716907]  ? bpf_prog_get+0x20/0x20
[  315.724190] names_cache               89KB         89KB
[  315.731444]  ? do_syscall_64+0x1b9/0x820
[  315.731462]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  315.738721] iint_cache                74KB         79KB
[  315.744075]  ? syscall_return_slowpath+0x5e0/0x5e0
[  315.744089]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  315.744109]  ? trace_hardirqs_on_caller+0x310/0x310
[  315.747726] key_jar                    3KB          7KB
[  315.752651]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  315.752668]  ? prepare_exit_to_usermode+0x291/0x3b0
[  315.752688]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  315.758135] uts_namespace              2KB          7KB
[  315.762881]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  315.762911] warn_alloc_show_mem: 1 callbacks suppressed
[  315.762916] Mem-Info:
[  315.767125] nsproxy                    1KB          3KB
[  315.772498] active_anon:57592 inactive_anon:185 isolated_anon:0
[  315.772498]  active_file:18 inactive_file:10 isolated_file:0
[  315.772498]  unevictable:0 dirty:0 writeback:0 unstable:0
[  315.772498]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  315.772498]  mapped:40979 shmem:4339 pagetables:609 bounce:0
[  315.772498]  free:13715 free_pcp:253 free_cma:0
[  315.772530] Node 0 active_anon:230368kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  315.777520] vm_area_struct           363KB        707KB
[  315.780773] 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
[  315.780812] lowmem_reserve[]: 0 2818 6321 6321
[  315.785217] mm_struct                 52KB        149KB
[  315.790560] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  315.790599] lowmem_reserve[]: 0 0 3503 3503
[  315.794914] fs_cache                   8KB         52KB
[  315.798785] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230368kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2436kB bounce:0kB free_pcp:1012kB local_pcp:164kB free_cma:0kB
[  315.802861] files_cache               30KB         71KB
[  315.808169] lowmem_reserve[]: 0 0 0 0
[  315.812429] signal_cache             297KB        682KB
[  315.816277] 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
[  315.820703] sighand_cache            471KB        513KB
[  315.826011] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  315.830372] task_struct             1348KB       1348KB
[  315.834731] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 87*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13864kB
[  315.839225] cred_jar                  61KB        456KB
[  315.844928] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  315.849954] anon_vma_chain           120KB        342KB
[  315.854761] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  315.860228] anon_vma                 121KB        454KB
[  315.864346] 4367 total pagecache pages
[  315.868655] pid                       26KB        168KB
[  315.873655] 0 pages in swap cache
[  315.873664] Swap cache stats: add 0, delete 0, find 0/0
[  315.873668] Free swap  = 0kB
[  315.873673] Total swap = 0kB
[  315.873683] 1965979 pages RAM
[  315.879217] Acpi-Operand             106KB        162KB
[  315.883358] 0 pages HighMem/MovableOnly
[  315.883363] 342853 pages reserved
[  315.883368] 0 pages cma reserved
[  315.883450] aoe: skb alloc failure
[  315.888937] Acpi-Namespace            19KB         23KB
[  315.893747] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  315.893754] syz-executor2 cpuset=syz2 mems_allowed=0
[  315.893781] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  315.893788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  315.893793] Call Trace:
[  315.893800]  <IRQ>
[  315.893821]  dump_stack+0x244/0x39d
[  315.893838]  ? dump_stack_print_info.cold.1+0x20/0x20
[  315.893874]  warn_alloc.cold.116+0xb7/0x1bd
[  315.893891]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  315.893910]  ? lock_downgrade+0x900/0x900
[  315.893930]  ? trace_hardirqs_off+0xb8/0x310
[  315.893950]  ? trace_hardirqs_off+0xb8/0x310
[  315.919004] numa_policy                0KB          3KB
[  315.922266]  __alloc_pages_slowpath+0x26e8/0x2e10
[  315.922308]  ? warn_alloc+0x120/0x120
[  315.927642] debug_objects_cache        822KB        823KB
[  315.933186]  ? warn_alloc+0x120/0x120
[  315.933206]  ? warn_alloc+0x120/0x120
[  315.933225]  ? print_usage_bug+0xc0/0xc0
[  315.938666] trace_event_file         260KB        262KB
[  315.943663]  ? check_preemption_disabled+0x48/0x280
[  315.943677]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  315.943695]  ? print_usage_bug+0xc0/0xc0
[  315.949067] ftrace_event_field        376KB        378KB
[  315.953208]  ? kasan_check_read+0x11/0x20
[  315.953223]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  315.953237]  ? rcu_softirq_qs+0x20/0x20
[  315.953256]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.958609] pool_workqueue            87KB         92KB
[  315.963871]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  315.963886]  ? should_fail+0x22d/0xd01
[  315.963905]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  315.969801] task_group                 5KB          7KB
[  315.973757]  ? __lock_acquire+0x62f/0x4c20
[  315.979097] page->ptl                 72KB        478KB
[  315.983235]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  315.983249]  ? __lock_acquire+0x62f/0x4c20
[  315.983266]  ? should_fail+0x22d/0xd01
[  315.988642] kmalloc-2M              2050KB       2050KB
[  315.993012]  ? task_prio+0x50/0x50
[  315.993050]  ? mark_held_locks+0x130/0x130
[  315.993069]  ? mark_held_locks+0x130/0x130
[  315.998422] kmalloc-512k            2056KB       2056KB
[  316.002387]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  316.002404]  ? lockdep_hardirqs_on+0x296/0x5b0
[  316.002428]  ? retint_kernel+0x2d/0x2d
[  316.007781] kmalloc-256k            1290KB       1290KB
[  316.012177]  ? zap_class+0x640/0x640
[  316.012191]  ? print_usage_bug+0xc0/0xc0
[  316.012214]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  316.017568] kmalloc-128k             650KB        650KB
[  316.023098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.023115]  ? check_preemption_disabled+0x48/0x280
[  316.023139]  ? __lock_is_held+0xb5/0x140
[  316.028481] kmalloc-64k              330KB        330KB
[  316.033157]  __alloc_pages_nodemask+0xa80/0xde0
[  316.033173]  ? zap_class+0x640/0x640
[  316.033191]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  316.038542] kmalloc-32k             1221KB       1221KB
[  316.043296]  ? find_held_lock+0x36/0x1c0
[  316.043321]  ? ____cache_alloc_node+0x1c7/0x1e0
[  316.048148] kmalloc-16k              379KB        379KB
[  316.053500]  ? lock_downgrade+0x900/0x900
[  316.053523]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.053543]  cache_grow_begin+0xa5/0x8c0
[  316.059073] kmalloc-8k              1889KB       1889KB
[  316.062338]  ? do_raw_spin_unlock+0xa7/0x330
[  316.062360]  fallback_alloc+0x204/0x2e0
[  316.062380]  ____cache_alloc_node+0x1c7/0x1e0
[  316.066428] kmalloc-4k              6400KB       6400KB
[  316.071783]  kmem_cache_alloc_node+0xe3/0x730
[  316.071799]  ? ipv6_get_ifaddr+0x42e/0x620
[  316.071824]  __alloc_skb+0x119/0x770
[  316.076648] kmalloc-2k           2924104KB    2924104KB
[  316.081057]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  316.081078]  ? netdev_alloc_frag+0x1f0/0x1f0
[  316.081096]  ? lock_downgrade+0x900/0x900
[  316.085150] kmalloc-1k           1552406KB    1552406KB
[  316.090509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.090525]  ? refcount_sub_and_test_checked+0x203/0x310
[  316.090543]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  316.094362] kmalloc-512             1454KB       3213KB
[  316.099711]  ? addrconf_rs_timer+0x690/0x690
[  316.099738]  ndisc_alloc_skb+0x144/0x340
[  316.099757]  ndisc_send_rs+0x331/0x6e0
[  316.103803] kmalloc-256             2545KB       3030KB
[  316.109157]  addrconf_rs_timer+0x314/0x690
[  316.114532] kmalloc-128              527KB        945KB
[  316.119424]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.119450]  call_timer_fn+0x272/0x920
[  316.124278] kmalloc-96               587KB       1888KB
[  316.129281]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.129300]  ? process_timeout+0x40/0x40
[  316.129324]  ? __run_timers+0x7da/0xc70
[  316.134678] kmalloc-64              1395KB       1916KB
[  316.139678]  ? _raw_spin_unlock_irq+0x27/0x80
[  316.139691]  ? _raw_spin_unlock_irq+0x27/0x80
[  316.139704]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.139724]  ? lockdep_hardirqs_on+0x296/0x5b0
[  316.144723] kmalloc-32              1005KB       1708KB
[  316.149551]  ? trace_hardirqs_on+0xbd/0x310
[  316.149566]  ? kasan_check_read+0x11/0x20
[  316.149579]  ? __run_timers+0x7da/0xc70
[  316.149597]  ? trace_hardirqs_off_caller+0x310/0x310
[  316.154952] kmalloc-192              703KB        968KB
[  316.160315]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  316.160336]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.160352]  __run_timers+0x7e5/0xc70
[  316.165714] kmem_cache               258KB        262KB
[  316.168121]  ? timer_fixup_init+0x70/0x70
[  316.173503] Out of memory: Kill process 6154 (syz-fuzzer) score 31 or sacrifice child
[  316.206691]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  316.206706]  ? zap_class+0x640/0x640
[  316.206724]  ? enqueue_hrtimer+0x1a5/0x560
[  316.206751]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  316.234587] Killed process 6314 (syz-executor5) total-vm:70208kB, anon-rss:64kB, file-rss:0kB, shmem-rss:0kB
[  316.239820]  ? find_held_lock+0x36/0x1c0
[  316.239842]  ? zap_class+0x640/0x640
[  316.266313] oom_reaper: reaped process 6314 (syz-executor5), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB
[  316.270535]  ? pvclock_read_flags+0x160/0x160
[  316.270559]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.270579]  ? check_preemption_disabled+0x48/0x280
[  316.290567] init invoked oom-killer: gfp_mask=0x6040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null), order=1, oom_score_adj=0
[  316.303099]  ? __lock_is_held+0xb5/0x140
[  316.303122]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.307437] init cpuset=/ mems_allowed=0
[  316.312796]  ? check_preemption_disabled+0x48/0x280
[  316.312816]  run_timer_softirq+0x52/0xb0
[  316.312836]  ? rcu_read_lock_sched_held+0x14f/0x180
[  316.439339] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  316.444330]  __do_softirq+0x308/0xb7e
[  316.448201] kworker/1:4 cpuset=/ mems_allowed=0
[  316.453565]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  317.151592]  ? lock_downgrade+0x900/0x900
[  317.155753]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  317.160865]  ? pvclock_read_flags+0x160/0x160
[  317.165365]  ? lapic_next_event+0x5a/0x90
[  317.169518]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.175093]  ? kvm_clock_read+0x18/0x30
[  317.179078]  ? kvm_sched_clock_read+0x9/0x20
[  317.183495]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.189064]  ? check_preemption_disabled+0x48/0x280
[  317.194097]  irq_exit+0x17f/0x1c0
[  317.197555]  smp_apic_timer_interrupt+0x1cb/0x760
[  317.202401]  ? smp_reschedule_interrupt+0x109/0x650
[  317.207419]  ? smp_call_function_single_interrupt+0x650/0x650
[  317.213306]  ? interrupt_entry+0xb5/0xc0
[  317.217385]  ? trace_hardirqs_off_caller+0xbb/0x310
[  317.222404]  ? trace_hardirqs_off_caller+0xbb/0x310
[  317.227435]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  317.232279]  ? trace_hardirqs_on_caller+0x310/0x310
[  317.237296]  ? trace_hardirqs_on_caller+0x310/0x310
[  317.242313]  ? task_prio+0x50/0x50
[  317.245859]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.251399]  ? check_preemption_disabled+0x48/0x280
[  317.256424]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  317.261280]  apic_timer_interrupt+0xf/0x20
[  317.265514]  </IRQ>
[  317.267761] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  317.273646] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  317.292557] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  317.300276] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  317.307543] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  317.314810] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  317.322268] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  317.329538] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  317.336837]  ? save_stack+0xa9/0xd0
[  317.340476]  __kmalloc_node_track_caller+0x3c/0x70
[  317.345426]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  317.350209]  pskb_expand_head+0x230/0x10f0
[  317.354445]  ? check_preemption_disabled+0x48/0x280
[  317.359468]  ? memcpy+0x45/0x50
[  317.362753]  ? __copy_skb_header+0x350/0x6b0
[  317.367170]  ? skb_release_data+0x880/0x880
[  317.371493]  ? __alloc_skb+0x770/0x770
[  317.375394]  ? __lock_is_held+0xb5/0x140
[  317.379465]  ? kasan_check_write+0x14/0x20
[  317.383699]  ? __skb_clone+0x6c7/0xa00
[  317.387630]  ? __copy_skb_header+0x6b0/0x6b0
[  317.392076]  ? kmem_cache_alloc+0x33a/0x730
[  317.396409]  skb_ensure_writable+0x3dd/0x640
[  317.400823]  ? skb_checksum_setup+0xaa0/0xaa0
[  317.405319]  ? check_preemption_disabled+0x48/0x280
[  317.410345]  ? __this_cpu_preempt_check+0x1c/0x20
[  317.415190]  ? __bpf_redirect+0x54b/0xb20
[  317.419346]  bpf_clone_redirect+0x14a/0x490
[  317.423679]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  317.428701]  ? __sched_text_start+0x8/0x8
[  317.432855]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  317.437620]  ? find_held_lock+0x36/0x1c0
[  317.441691]  ? lock_acquire+0x1ed/0x520
[  317.445681]  ? bpf_test_run+0x3cb/0x780
[  317.449671]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.455213]  ? check_preemption_disabled+0x48/0x280
[  317.460239]  ? kasan_check_read+0x11/0x20
[  317.464389]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  317.469665]  ? rcu_softirq_qs+0x20/0x20
[  317.473637]  ? preempt_schedule+0x4d/0x60
[  317.477784]  ? ___preempt_schedule+0x16/0x18
[  317.482200]  ? bpf_test_run+0x25d/0x780
[  317.486206]  ? netlink_diag_dump+0x2a0/0x2a0
[  317.490620]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  317.496175]  ? bpf_test_init.isra.10+0x70/0x100
[  317.500851]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  317.505618]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  317.510460]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  317.516001]  ? fput+0x130/0x1a0
[  317.519287]  ? __bpf_prog_get+0x9b/0x290
[  317.523368]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  317.528243]  ? bpf_prog_test_run+0x130/0x1a0
[  317.532656]  ? __x64_sys_bpf+0x3db/0x520
[  317.536716]  ? bpf_prog_get+0x20/0x20
[  317.540541]  ? do_syscall_64+0x1b9/0x820
[  317.544602]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  317.549969]  ? syscall_return_slowpath+0x5e0/0x5e0
[  317.554931]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  317.559789]  ? trace_hardirqs_on_caller+0x310/0x310
[  317.564813]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  317.569858]  ? prepare_exit_to_usermode+0x291/0x3b0
[  317.574895]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  317.579743]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  317.585132] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  317.585134] Mem-Info:
[  317.585165] active_anon:57567 inactive_anon:185 isolated_anon:0
[  317.585165]  active_file:18 inactive_file:10 isolated_file:0
[  317.585165]  unevictable:0 dirty:0 writeback:0 unstable:0
[  317.585165]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  317.585165]  mapped:40979 shmem:4339 pagetables:609 bounce:0
[  317.585165]  free:13715 free_pcp:265 free_cma:0
[  317.592247] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  317.594688] Node 0 active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  317.627625] Workqueue: events_power_efficient neigh_periodic_work
[  317.636959] 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
[  317.664644] Call Trace:
[  317.670850] lowmem_reserve[]: 0 2818 6321 6321
[  317.697068]  dump_stack+0x244/0x39d
[  317.699645] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  317.704224]  ? dump_stack_print_info.cold.1+0x20/0x20
[  317.707828] lowmem_reserve[]: 0 0 3503 3503
[  317.735002]  warn_alloc.cold.116+0xb7/0x1bd
[  317.740158] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2436kB bounce:0kB free_pcp:1060kB local_pcp:164kB free_cma:0kB
[  317.744474]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  317.748796] lowmem_reserve[]: 0 0 0 0
[  317.777796]  ? lock_downgrade+0x900/0x900
[  317.782612] 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
[  317.786414]  ? trace_hardirqs_off+0xb8/0x310
[  317.790619] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  317.804141]  ? trace_hardirqs_off+0xb8/0x310
[  317.808540] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 87*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13864kB
[  317.823890]  __alloc_pages_slowpath+0x26e8/0x2e10
[  317.828277] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  317.843119]  ? warn_alloc+0x120/0x120
[  317.847920] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  317.856742]  ? warn_alloc+0x120/0x120
[  317.860516] 4367 total pagecache pages
[  317.869083]  ? warn_alloc+0x120/0x120
[  317.872866] 0 pages in swap cache
[  317.876743]  ? print_usage_bug+0xc0/0xc0
[  317.880524] Swap cache stats: add 0, delete 0, find 0/0
[  317.883990]  ? print_usage_bug+0xc0/0xc0
[  317.888027] Free swap  = 0kB
[  317.893389]  ? __lock_acquire+0x62f/0x4c20
[  317.897426] Total swap = 0kB
[  317.900442]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  317.904652] 1965979 pages RAM
[  317.907665]  ? should_fail+0x22d/0xd01
[  317.913176] 0 pages HighMem/MovableOnly
[  317.916306]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  317.920168] 342853 pages reserved
[  317.924151]  ? __lock_acquire+0x62f/0x4c20
[  317.929228] 0 pages cma reserved
[  317.932678]  ? __lock_acquire+0x62f/0x4c20
[  317.936960] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  317.940243]  ? should_fail+0x22d/0xd01
[  317.940261]  ? check_preemption_disabled+0x48/0x280
[  317.940287]  ? mark_held_locks+0x130/0x130
[  317.944552] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  317.951001]  ? mark_held_locks+0x130/0x130
[  317.954871] syz-executor2 cpuset=syz2 mems_allowed=0
[  317.959882]  ? rcu_read_lock_sched_held+0x14f/0x180
[  317.988872]  ? zap_class+0x640/0x640
[  317.992594]  ? zap_class+0x640/0x640
[  317.996316]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.001856]  ? check_preemption_disabled+0x48/0x280
[  318.006885]  ? __lock_is_held+0xb5/0x140
[  318.010957]  __alloc_pages_nodemask+0xa80/0xde0
[  318.015632]  ? zap_class+0x640/0x640
[  318.019355]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  318.024390]  ? find_held_lock+0x36/0x1c0
[  318.028476]  ? ____cache_alloc_node+0x1c7/0x1e0
[  318.033151]  ? lock_downgrade+0x900/0x900
[  318.037312]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.042860]  cache_grow_begin+0xa5/0x8c0
[  318.046926]  ? do_raw_spin_unlock+0xa7/0x330
[  318.051348]  fallback_alloc+0x204/0x2e0
[  318.055335]  ____cache_alloc_node+0x1c7/0x1e0
[  318.059840]  kmem_cache_alloc_node+0xe3/0x730
[  318.064369]  ? zap_class+0x640/0x640
[  318.068088]  ? __sched_text_start+0x8/0x8
[  318.072251]  __alloc_skb+0x119/0x770
[  318.075979]  ? zap_class+0x640/0x640
[  318.079699]  ? netdev_alloc_frag+0x1f0/0x1f0
[  318.084133]  ? neigh_periodic_work+0x8ca/0xc60
[  318.088721]  ? lock_downgrade+0x900/0x900
[  318.092880]  ? kasan_check_read+0x11/0x20
[  318.097029]  ? do_raw_write_lock+0x14f/0x310
[  318.101487]  __neigh_notify+0x8c/0x160
[  318.105396]  neigh_cleanup_and_release+0x7b/0xe0
[  318.110154]  neigh_periodic_work+0x8d2/0xc60
[  318.114580]  ? neigh_table_clear+0x390/0x390
[  318.118998]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.124542]  ? check_preemption_disabled+0x48/0x280
[  318.129577]  ? __lock_is_held+0xb5/0x140
[  318.133686]  process_one_work+0xc90/0x1c40
[  318.137922]  ? mark_held_locks+0x130/0x130
[  318.142166]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  318.146831]  ? __switch_to_asm+0x40/0x70
[  318.150898]  ? __switch_to_asm+0x40/0x70
[  318.154955]  ? __switch_to_asm+0x34/0x70
[  318.159017]  ? __switch_to_asm+0x40/0x70
[  318.163086]  ? __switch_to_asm+0x34/0x70
[  318.167147]  ? __switch_to_asm+0x40/0x70
[  318.171209]  ? __switch_to_asm+0x34/0x70
[  318.175268]  ? __switch_to_asm+0x40/0x70
[  318.179341]  ? __schedule+0x8d7/0x21d0
[  318.183230]  ? __switch_to_asm+0x34/0x70
[  318.187486]  ? __switch_to_asm+0x40/0x70
[  318.191571]  ? zap_class+0x640/0x640
[  318.195293]  ? find_held_lock+0x36/0x1c0
[  318.199391]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  318.203991]  ? lock_acquire+0x1ed/0x520
[  318.207993]  ? worker_thread+0x3e0/0x1390
[  318.212158]  ? kasan_check_read+0x11/0x20
[  318.216306]  ? do_raw_spin_lock+0x14f/0x350
[  318.220642]  ? kasan_check_read+0x11/0x20
[  318.224820]  ? rwlock_bug.part.2+0x90/0x90
[  318.229063]  ? trace_hardirqs_on+0x310/0x310
[  318.233494]  worker_thread+0x17f/0x1390
[  318.237467]  ? __switch_to_asm+0x34/0x70
[  318.241551]  ? process_one_work+0x1c40/0x1c40
[  318.246071]  ? __sched_text_start+0x8/0x8
[  318.250222]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  318.255000]  ? __kthread_parkme+0xce/0x1a0
[  318.259264]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  318.264372]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  318.269478]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  318.274072]  ? trace_hardirqs_on+0xbd/0x310
[  318.278397]  ? kasan_check_read+0x11/0x20
[  318.282553]  ? __kthread_parkme+0xce/0x1a0
[  318.286791]  ? trace_hardirqs_off_caller+0x310/0x310
[  318.291910]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  318.297059]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  318.302601]  ? __kthread_parkme+0xfb/0x1a0
[  318.306841]  ? process_one_work+0x1c40/0x1c40
[  318.311337]  kthread+0x35a/0x440
[  318.314708]  ? kthread_stop+0x900/0x900
[  318.318688]  ret_from_fork+0x3a/0x50
[  318.322425] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  318.322427] Mem-Info:
[  318.322462] active_anon:57567 inactive_anon:185 isolated_anon:0
[  318.322462]  active_file:18 inactive_file:10 isolated_file:0
[  318.322462]  unevictable:0 dirty:0 writeback:0 unstable:0
[  318.322462]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  318.322462]  mapped:40979 shmem:4339 pagetables:609 bounce:0
[  318.322462]  free:13715 free_pcp:265 free_cma:0
[  318.329811] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  318.332254] Node 0 active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  318.365186] Call Trace:
[  318.374525] 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
[  318.402184]  <IRQ>
[  318.404768] lowmem_reserve[]: 0 2818 6321 6321
[  318.430885]  dump_stack+0x244/0x39d
[  318.433008] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  318.437584]  ? dump_stack_print_info.cold.1+0x20/0x20
[  318.441185] lowmem_reserve[]: 0 0 3503 3503
[  318.468338]  warn_alloc.cold.116+0xb7/0x1bd
[  318.473509] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2436kB bounce:0kB free_pcp:1060kB local_pcp:896kB free_cma:0kB
[  318.477835]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  318.482145] lowmem_reserve[]: 0 0 0 0
[  318.511117]  ? lock_downgrade+0x900/0x900
[  318.515937] 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
[  318.519735]  ? trace_hardirqs_off+0xb8/0x310
[  318.523871] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  318.537408]  ? trace_hardirqs_off+0xb8/0x310
[  318.541804] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 87*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13864kB
[  318.557147]  __alloc_pages_slowpath+0x26e8/0x2e10
[  318.561538] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  318.576415]  ? warn_alloc+0x120/0x120
[  318.581235] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  318.590071]  ? print_usage_bug+0xc0/0xc0
[  318.593851] 4367 total pagecache pages
[  318.602434]  ? warn_alloc+0x120/0x120
[  318.606483] 0 pages in swap cache
[  318.610357]  ? warn_alloc+0x120/0x120
[  318.614139] Swap cache stats: add 0, delete 0, find 0/0
[  318.617584]  ? print_usage_bug+0xc0/0xc0
[  318.621359] Free swap  = 0kB
[  318.626729]  ? print_usage_bug+0xc0/0xc0
[  318.630764] Total swap = 0kB
[  318.633777]  ? __lock_acquire+0x62f/0x4c20
[  318.637831] 1965979 pages RAM
[  318.640843]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  318.645052] 0 pages HighMem/MovableOnly
[  318.645061] 342853 pages reserved
[  318.648162]  ? should_fail+0x22d/0xd01
[  318.653675] 0 pages cma reserved
[  318.653832] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  318.657652]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  318.661112] kworker/1:4 cpuset=/ mems_allowed=0
[  318.664992]  ? __lock_acquire+0x62f/0x4c20
[  318.692607]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  318.697707]  ? __lock_acquire+0x62f/0x4c20
[  318.701944]  ? should_fail+0x22d/0xd01
[  318.705832]  ? find_held_lock+0x36/0x1c0
[  318.709904]  ? mark_held_locks+0x130/0x130
[  318.714146]  ? mark_held_locks+0x130/0x130
[  318.718416]  ? zap_class+0x640/0x640
[  318.722144]  ? zap_class+0x640/0x640
[  318.725873]  ? print_usage_bug+0xc0/0xc0
[  318.729930]  ? do_raw_spin_unlock+0xa7/0x330
[  318.734358]  ? zap_class+0x640/0x640
[  318.738093]  ? print_usage_bug+0xc0/0xc0
[  318.742155]  ? wq_watchdog_touch+0x9c/0xfe
[  318.746418]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.751958]  ? check_preemption_disabled+0x48/0x280
[  318.756985]  ? __lock_is_held+0xb5/0x140
[  318.761066]  __alloc_pages_nodemask+0xa80/0xde0
[  318.765742]  ? zap_class+0x640/0x640
[  318.769459]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  318.774487]  ? find_held_lock+0x36/0x1c0
[  318.778560]  ? ____cache_alloc_node+0x1c7/0x1e0
[  318.783263]  ? lock_downgrade+0x900/0x900
[  318.787431]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.792981]  cache_grow_begin+0xa5/0x8c0
[  318.797059]  ? do_raw_spin_unlock+0xa7/0x330
[  318.801479]  fallback_alloc+0x204/0x2e0
[  318.805487]  ____cache_alloc_node+0x1c7/0x1e0
[  318.810016]  kmem_cache_alloc_node+0xe3/0x730
[  318.814537]  ? ipv6_get_ifaddr+0x42e/0x620
[  318.818781]  __alloc_skb+0x119/0x770
[  318.822495]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  318.827780]  ? netdev_alloc_frag+0x1f0/0x1f0
[  318.832187]  ? lock_downgrade+0x900/0x900
[  318.836344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.841906]  ? refcount_sub_and_test_checked+0x203/0x310
[  318.847375]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  318.852824]  ? addrconf_rs_timer+0x690/0x690
[  318.857260]  ndisc_alloc_skb+0x144/0x340
[  318.861324]  ndisc_send_rs+0x331/0x6e0
[  318.865219]  addrconf_rs_timer+0x314/0x690
[  318.869460]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.873731]  call_timer_fn+0x272/0x920
[  318.877634]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.881880]  ? process_timeout+0x40/0x40
[  318.885983]  ? __run_timers+0x7da/0xc70
[  318.889958]  ? _raw_spin_unlock_irq+0x27/0x80
[  318.894450]  ? _raw_spin_unlock_irq+0x27/0x80
[  318.898958]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.903196]  ? lockdep_hardirqs_on+0x296/0x5b0
[  318.907783]  ? trace_hardirqs_on+0xbd/0x310
[  318.912105]  ? kasan_check_read+0x11/0x20
[  318.916263]  ? __run_timers+0x7da/0xc70
[  318.920252]  ? trace_hardirqs_off_caller+0x310/0x310
[  318.925388]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.929630]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.933878]  __run_timers+0x7e5/0xc70
[  318.937695]  ? timer_fixup_init+0x70/0x70
[  318.941844]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  318.946863]  ? zap_class+0x640/0x640
[  318.950581]  ? enqueue_hrtimer+0x1a5/0x560
[  318.954820]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  318.960018]  ? find_held_lock+0x36/0x1c0
[  318.964099]  ? zap_class+0x640/0x640
[  318.967821]  ? pvclock_read_flags+0x160/0x160
[  318.972318]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.977859]  ? check_preemption_disabled+0x48/0x280
[  318.982890]  ? __lock_is_held+0xb5/0x140
[  318.986952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.992501]  ? check_preemption_disabled+0x48/0x280
[  318.997522]  run_timer_softirq+0x52/0xb0
[  319.001584]  ? rcu_read_lock_sched_held+0x14f/0x180
[  319.006603]  __do_softirq+0x308/0xb7e
[  319.010424]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  319.014920]  ? lock_downgrade+0x900/0x900
[  319.019096]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  319.024214]  ? pvclock_read_flags+0x160/0x160
[  319.028710]  ? lapic_next_event+0x5a/0x90
[  319.032878]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.038438]  ? kvm_clock_read+0x18/0x30
[  319.042412]  ? kvm_sched_clock_read+0x9/0x20
[  319.046842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.052384]  ? check_preemption_disabled+0x48/0x280
[  319.057415]  irq_exit+0x17f/0x1c0
[  319.060873]  smp_apic_timer_interrupt+0x1cb/0x760
[  319.065803]  ? smp_reschedule_interrupt+0x109/0x650
[  319.070823]  ? smp_call_function_single_interrupt+0x650/0x650
[  319.076711]  ? interrupt_entry+0xb5/0xc0
[  319.080773]  ? trace_hardirqs_off_caller+0xbb/0x310
[  319.085799]  ? trace_hardirqs_off_caller+0xbb/0x310
[  319.090853]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  319.095695]  ? trace_hardirqs_on_caller+0x310/0x310
[  319.100728]  ? trace_hardirqs_on_caller+0x310/0x310
[  319.105745]  ? task_prio+0x50/0x50
[  319.109304]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.114842]  ? check_preemption_disabled+0x48/0x280
[  319.119863]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  319.124717]  apic_timer_interrupt+0xf/0x20
[  319.128944]  </IRQ>
[  319.131191] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  319.137084] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  319.155982] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  319.163685] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  319.170964] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  319.178229] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  319.186013] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  319.193319] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  319.200613]  ? save_stack+0xa9/0xd0
[  319.204275]  __kmalloc_node_track_caller+0x3c/0x70
[  319.209212]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  319.213975]  pskb_expand_head+0x230/0x10f0
[  319.218216]  ? check_preemption_disabled+0x48/0x280
[  319.223240]  ? memcpy+0x45/0x50
[  319.226527]  ? __copy_skb_header+0x350/0x6b0
[  319.230943]  ? skb_release_data+0x880/0x880
[  319.235269]  ? __alloc_skb+0x770/0x770
[  319.239179]  ? __lock_is_held+0xb5/0x140
[  319.243250]  ? kasan_check_write+0x14/0x20
[  319.247487]  ? __skb_clone+0x6c7/0xa00
[  319.251384]  ? __copy_skb_header+0x6b0/0x6b0
[  319.255793]  ? kmem_cache_alloc+0x33a/0x730
[  319.260138]  skb_ensure_writable+0x3dd/0x640
[  319.264585]  ? skb_checksum_setup+0xaa0/0xaa0
[  319.269080]  ? check_preemption_disabled+0x48/0x280
[  319.274106]  ? __this_cpu_preempt_check+0x1c/0x20
[  319.278948]  ? __bpf_redirect+0x54b/0xb20
[  319.283108]  bpf_clone_redirect+0x14a/0x490
[  319.287443]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  319.292461]  ? __sched_text_start+0x8/0x8
[  319.296613]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  319.301378]  ? find_held_lock+0x36/0x1c0
[  319.305464]  ? lock_acquire+0x1ed/0x520
[  319.309458]  ? bpf_test_run+0x3cb/0x780
[  319.313433]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.319123]  ? check_preemption_disabled+0x48/0x280
[  319.324147]  ? kasan_check_read+0x11/0x20
[  319.328300]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  319.333578]  ? rcu_softirq_qs+0x20/0x20
[  319.337588]  ? preempt_schedule+0x4d/0x60
[  319.341738]  ? ___preempt_schedule+0x16/0x18
[  319.346157]  ? bpf_test_run+0x25d/0x780
[  319.350145]  ? netlink_diag_dump+0x2a0/0x2a0
[  319.354573]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  319.360111]  ? bpf_test_init.isra.10+0x70/0x100
[  319.364786]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  319.369561]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  319.374403]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  319.379948]  ? fput+0x130/0x1a0
[  319.383232]  ? __bpf_prog_get+0x9b/0x290
[  319.387297]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  319.392167]  ? bpf_prog_test_run+0x130/0x1a0
[  319.396583]  ? __x64_sys_bpf+0x3db/0x520
[  319.400644]  ? bpf_prog_get+0x20/0x20
[  319.404468]  ? do_syscall_64+0x1b9/0x820
[  319.408527]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  319.413912]  ? syscall_return_slowpath+0x5e0/0x5e0
[  319.418839]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  319.423686]  ? trace_hardirqs_on_caller+0x310/0x310
[  319.428714]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  319.433733]  ? prepare_exit_to_usermode+0x291/0x3b0
[  319.438761]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  319.443615]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  319.449000] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  319.449086] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  319.456117] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  319.456134] Workqueue: events_power_efficient neigh_periodic_work
[  319.456142] Call Trace:
[  319.456163]  dump_stack+0x244/0x39d
[  319.456183]  ? dump_stack_print_info.cold.1+0x20/0x20
[  319.462771] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  319.472042]  warn_alloc.cold.116+0xb7/0x1bd
[  319.478249] syz-executor2 cpuset=syz2 mems_allowed=0
[  319.480860]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  319.514348]  ? lock_downgrade+0x900/0x900
[  319.518529]  ? trace_hardirqs_off+0xb8/0x310
[  319.522948]  ? trace_hardirqs_off+0xb8/0x310
[  319.527384]  __alloc_pages_slowpath+0x26e8/0x2e10
[  319.532275]  ? warn_alloc+0x120/0x120
[  319.536084]  ? warn_alloc+0x120/0x120
[  319.539890]  ? warn_alloc+0x120/0x120
[  319.543695]  ? print_usage_bug+0xc0/0xc0
[  319.547759]  ? __lock_acquire+0x62f/0x4c20
[  319.551998]  ? print_usage_bug+0xc0/0xc0
[  319.556068]  ? __lock_acquire+0x62f/0x4c20
[  319.560333]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  319.565874]  ? should_fail+0x22d/0xd01
[  319.569769]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  319.574877]  ? __lock_acquire+0x62f/0x4c20
[  319.579118]  ? __lock_acquire+0x62f/0x4c20
[  319.583366]  ? should_fail+0x22d/0xd01
[  319.587297]  ? mark_held_locks+0x130/0x130
[  319.591556]  ? mark_held_locks+0x130/0x130
[  319.595799]  ? mark_held_locks+0xc7/0x130
[  319.599958]  ? zap_class+0x640/0x640
[  319.603678]  ? zap_class+0x640/0x640
[  319.607394]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.612935]  ? check_preemption_disabled+0x48/0x280
[  319.617967]  ? __lock_is_held+0xb5/0x140
[  319.622047]  __alloc_pages_nodemask+0xa80/0xde0
[  319.626721]  ? zap_class+0x640/0x640
[  319.630468]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  319.635513]  ? find_held_lock+0x36/0x1c0
[  319.639598]  ? ____cache_alloc_node+0x1c7/0x1e0
[  319.644270]  ? lock_downgrade+0x900/0x900
[  319.648450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.653993]  cache_grow_begin+0xa5/0x8c0
[  319.658066]  ? do_raw_spin_unlock+0xa7/0x330
[  319.662484]  fallback_alloc+0x204/0x2e0
[  319.666469]  ____cache_alloc_node+0x1c7/0x1e0
[  319.670991]  kmem_cache_alloc_node+0xe3/0x730
[  319.675487]  ? zap_class+0x640/0x640
[  319.679213]  __alloc_skb+0x119/0x770
[  319.682938]  ? netdev_alloc_frag+0x1f0/0x1f0
[  319.687415]  ? neigh_periodic_work+0x8ca/0xc60
[  319.692004]  ? lock_downgrade+0x900/0x900
[  319.696172]  ? kasan_check_read+0x11/0x20
[  319.700323]  ? do_raw_write_lock+0x14f/0x310
[  319.704746]  __neigh_notify+0x8c/0x160
[  319.708662]  neigh_cleanup_and_release+0x7b/0xe0
[  319.713417]  neigh_periodic_work+0x8d2/0xc60
[  319.717881]  ? neigh_table_clear+0x390/0x390
[  319.722300]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.727840]  ? check_preemption_disabled+0x48/0x280
[  319.732868]  ? __lock_is_held+0xb5/0x140
[  319.736959]  process_one_work+0xc90/0x1c40
[  319.741197]  ? mark_held_locks+0x130/0x130
[  319.745448]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  319.750139]  ? __switch_to_asm+0x40/0x70
[  319.754205]  ? __switch_to_asm+0x40/0x70
[  319.758279]  ? __switch_to_asm+0x34/0x70
[  319.762356]  ? __switch_to_asm+0x40/0x70
[  319.766416]  ? __switch_to_asm+0x34/0x70
[  319.770479]  ? __switch_to_asm+0x40/0x70
[  319.774537]  ? __switch_to_asm+0x34/0x70
[  319.778615]  ? __switch_to_asm+0x40/0x70
[  319.782686]  ? __schedule+0x8d7/0x21d0
[  319.786597]  ? __switch_to_asm+0x34/0x70
[  319.790656]  ? __switch_to_asm+0x40/0x70
[  319.794749]  ? zap_class+0x640/0x640
[  319.798469]  ? find_held_lock+0x36/0x1c0
[  319.802539]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  319.807162]  ? lock_acquire+0x1ed/0x520
[  319.811140]  ? worker_thread+0x3e0/0x1390
[  319.815300]  ? kasan_check_read+0x11/0x20
[  319.819446]  ? do_raw_spin_lock+0x14f/0x350
[  319.823767]  ? kasan_check_read+0x11/0x20
[  319.827964]  ? rwlock_bug.part.2+0x90/0x90
[  319.832204]  ? trace_hardirqs_on+0x310/0x310
[  319.836658]  worker_thread+0x17f/0x1390
[  319.840645]  ? __switch_to_asm+0x34/0x70
[  319.844721]  ? process_one_work+0x1c40/0x1c40
[  319.849234]  ? __sched_text_start+0x8/0x8
[  319.853384]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  319.858179]  ? __kthread_parkme+0xce/0x1a0
[  319.862445]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  319.867554]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  319.872660]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  319.877243]  ? trace_hardirqs_on+0xbd/0x310
[  319.881568]  ? kasan_check_read+0x11/0x20
[  319.885719]  ? __kthread_parkme+0xce/0x1a0
[  319.889958]  ? trace_hardirqs_off_caller+0x310/0x310
[  319.895083]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  319.900203]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  319.905745]  ? __kthread_parkme+0xfb/0x1a0
[  319.909985]  ? process_one_work+0x1c40/0x1c40
[  319.914485]  kthread+0x35a/0x440
[  319.917880]  ? kthread_stop+0x900/0x900
[  319.921873]  ret_from_fork+0x3a/0x50
[  319.925608] warn_alloc_show_mem: 1 callbacks suppressed
[  319.925620] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  319.925622] Mem-Info:
[  319.925657] active_anon:57567 inactive_anon:185 isolated_anon:0
[  319.925657]  active_file:18 inactive_file:10 isolated_file:0
[  319.925657]  unevictable:0 dirty:0 writeback:0 unstable:0
[  319.925657]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  319.925657]  mapped:40979 shmem:4339 pagetables:609 bounce:0
[  319.925657]  free:13715 free_pcp:265 free_cma:0
[  319.930994] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  319.938377] Node 0 active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  319.940780] Call Trace:
[  319.973763] 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
[  319.983104]  <IRQ>
[  320.010759] lowmem_reserve[]: 0 2818 6321 6321
[  320.013392]  dump_stack+0x244/0x39d
[  320.039485] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  320.041633]  ? dump_stack_print_info.cold.1+0x20/0x20
[  320.046181] lowmem_reserve[]: 0 0 3503 3503
[  320.049819]  warn_alloc.cold.116+0xb7/0x1bd
[  320.076938] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2436kB bounce:0kB free_pcp:1060kB local_pcp:896kB free_cma:0kB
[  320.082122]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  320.086439] lowmem_reserve[]: 0 0 0 0
[  320.090755]  ? lock_downgrade+0x900/0x900
[  320.119703] 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
[  320.124542]  ? trace_hardirqs_off+0xb8/0x310
[  320.128322] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  320.132466]  ? trace_hardirqs_off+0xb8/0x310
[  320.145981] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 87*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13864kB
[  320.150385]  __alloc_pages_slowpath+0x26e8/0x2e10
[  320.165719] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  320.170133]  ? warn_alloc+0x120/0x120
[  320.185068] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  320.185078] 4367 total pagecache pages
[  320.189940]  ? print_usage_bug+0xc0/0xc0
[  320.198776] 0 pages in swap cache
[  320.202593]  ? warn_alloc+0x120/0x120
[  320.211164] Swap cache stats: add 0, delete 0, find 0/0
[  320.215056]  ? warn_alloc+0x120/0x120
[  320.219101] Free swap  = 0kB
[  320.222548]  ? print_usage_bug+0xc0/0xc0
[  320.226330] Total swap = 0kB
[  320.231701]  ? kvm_clock_read+0x18/0x30
[  320.235482] 1965979 pages RAM
[  320.238496]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  320.242534] 0 pages HighMem/MovableOnly
[  320.245553]  ? print_usage_bug+0xc0/0xc0
[  320.249519] 342853 pages reserved
[  320.252619]  ? __lock_acquire+0x62f/0x4c20
[  320.257612] 0 pages cma reserved
[  320.261597]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  320.282185]  ? should_fail+0x22d/0xd01
[  320.286083]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  320.291376]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  320.296480]  ? __lock_acquire+0x62f/0x4c20
[  320.300724]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  320.305829]  ? __lock_acquire+0x62f/0x4c20
[  320.310081]  ? should_fail+0x22d/0xd01
[  320.313964]  ? rcu_irq_exit+0x1a2/0x390
[  320.317970]  ? mark_held_locks+0x130/0x130
[  320.322232]  ? mark_held_locks+0x130/0x130
[  320.326472]  ? mark_held_locks+0xc7/0x130
[  320.330619]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  320.335651]  ? zap_class+0x640/0x640
[  320.339363]  ? print_usage_bug+0xc0/0xc0
[  320.343429]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.348970]  ? check_preemption_disabled+0x48/0x280
[  320.354015]  ? __lock_is_held+0xb5/0x140
[  320.358110]  __alloc_pages_nodemask+0xa80/0xde0
[  320.362791]  ? zap_class+0x640/0x640
[  320.366509]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  320.371547]  ? find_held_lock+0x36/0x1c0
[  320.375621]  ? ____cache_alloc_node+0x1c7/0x1e0
[  320.380317]  ? lock_downgrade+0x900/0x900
[  320.384485]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.390074]  cache_grow_begin+0xa5/0x8c0
[  320.394138]  ? do_raw_spin_unlock+0xa7/0x330
[  320.398556]  fallback_alloc+0x204/0x2e0
[  320.402544]  ____cache_alloc_node+0x1c7/0x1e0
[  320.407060]  kmem_cache_alloc_node+0xe3/0x730
[  320.411559]  ? ipv6_get_ifaddr+0x42e/0x620
[  320.415822]  __alloc_skb+0x119/0x770
[  320.419536]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  320.424820]  ? netdev_alloc_frag+0x1f0/0x1f0
[  320.429226]  ? lock_downgrade+0x900/0x900
[  320.433400]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.438969]  ? refcount_sub_and_test_checked+0x203/0x310
[  320.444421]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  320.449882]  ? addrconf_rs_timer+0x690/0x690
[  320.454324]  ndisc_alloc_skb+0x144/0x340
[  320.458423]  ndisc_send_rs+0x331/0x6e0
[  320.462321]  addrconf_rs_timer+0x314/0x690
[  320.466560]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  320.470810]  call_timer_fn+0x272/0x920
[  320.474698]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  320.478932]  ? process_timeout+0x40/0x40
[  320.483002]  ? __run_timers+0x7da/0xc70
[  320.486977]  ? _raw_spin_unlock_irq+0x27/0x80
[  320.491469]  ? _raw_spin_unlock_irq+0x27/0x80
[  320.495962]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  320.500213]  ? lockdep_hardirqs_on+0x296/0x5b0
[  320.504797]  ? trace_hardirqs_on+0xbd/0x310
[  320.509127]  ? kasan_check_read+0x11/0x20
[  320.513279]  ? __run_timers+0x7da/0xc70
[  320.517259]  ? trace_hardirqs_off_caller+0x310/0x310
[  320.522391]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  320.526680]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  320.530914]  __run_timers+0x7e5/0xc70
[  320.534730]  ? timer_fixup_init+0x70/0x70
[  320.538909]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  320.543926]  ? zap_class+0x640/0x640
[  320.547648]  ? enqueue_hrtimer+0x1a5/0x560
[  320.551905]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  320.557105]  ? find_held_lock+0x36/0x1c0
[  320.561179]  ? zap_class+0x640/0x640
[  320.564907]  ? pvclock_read_flags+0x160/0x160
[  320.569424]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.575000]  ? check_preemption_disabled+0x48/0x280
[  320.580055]  ? __lock_is_held+0xb5/0x140
[  320.584124]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.589664]  ? check_preemption_disabled+0x48/0x280
[  320.594692]  run_timer_softirq+0x52/0xb0
[  320.598756]  ? rcu_read_lock_sched_held+0x14f/0x180
[  320.603775]  __do_softirq+0x308/0xb7e
[  320.607582]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  320.612084]  ? lock_downgrade+0x900/0x900
[  320.616239]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  320.621356]  ? pvclock_read_flags+0x160/0x160
[  320.625861]  ? lapic_next_event+0x5a/0x90
[  320.630015]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.635581]  ? kvm_clock_read+0x18/0x30
[  320.639584]  ? kvm_sched_clock_read+0x9/0x20
[  320.643997]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.649538]  ? check_preemption_disabled+0x48/0x280
[  320.654635]  irq_exit+0x17f/0x1c0
[  320.658100]  smp_apic_timer_interrupt+0x1cb/0x760
[  320.662960]  ? smp_reschedule_interrupt+0x109/0x650
[  320.667978]  ? smp_call_function_single_interrupt+0x650/0x650
[  320.673883]  ? interrupt_entry+0xb5/0xc0
[  320.677949]  ? trace_hardirqs_off_caller+0xbb/0x310
[  320.682967]  ? trace_hardirqs_off_caller+0xbb/0x310
[  320.687988]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  320.692837]  ? trace_hardirqs_on_caller+0x310/0x310
[  320.697855]  ? trace_hardirqs_on_caller+0x310/0x310
[  320.702876]  ? task_prio+0x50/0x50
[  320.706419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.711962]  ? check_preemption_disabled+0x48/0x280
[  320.716987]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  320.721839]  apic_timer_interrupt+0xf/0x20
[  320.726075]  </IRQ>
[  320.728320] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  320.734208] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  320.753112] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  320.760846] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  320.768112] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  320.775427] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  320.782693] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  320.789957] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  320.797317]  ? save_stack+0xa9/0xd0
[  320.800963]  __kmalloc_node_track_caller+0x3c/0x70
[  320.805913]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  320.810694]  pskb_expand_head+0x230/0x10f0
[  320.814945]  ? check_preemption_disabled+0x48/0x280
[  320.819971]  ? memcpy+0x45/0x50
[  320.823254]  ? __copy_skb_header+0x350/0x6b0
[  320.827679]  ? skb_release_data+0x880/0x880
[  320.832002]  ? __alloc_skb+0x770/0x770
[  320.835909]  ? __lock_is_held+0xb5/0x140
[  320.839979]  ? kasan_check_write+0x14/0x20
[  320.844217]  ? __skb_clone+0x6c7/0xa00
[  320.848110]  ? __copy_skb_header+0x6b0/0x6b0
[  320.852528]  ? kmem_cache_alloc+0x33a/0x730
[  320.856866]  skb_ensure_writable+0x3dd/0x640
[  320.861281]  ? skb_checksum_setup+0xaa0/0xaa0
[  320.865775]  ? check_preemption_disabled+0x48/0x280
[  320.870812]  ? __this_cpu_preempt_check+0x1c/0x20
[  320.875655]  ? __bpf_redirect+0x54b/0xb20
[  320.879829]  bpf_clone_redirect+0x14a/0x490
[  320.884165]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  320.889190]  ? __sched_text_start+0x8/0x8
[  320.893345]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  320.898113]  ? find_held_lock+0x36/0x1c0
[  320.902183]  ? lock_acquire+0x1ed/0x520
[  320.906162]  ? bpf_test_run+0x3cb/0x780
[  320.910143]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.915682]  ? check_preemption_disabled+0x48/0x280
[  320.920706]  ? kasan_check_read+0x11/0x20
[  320.924853]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  320.930145]  ? rcu_softirq_qs+0x20/0x20
[  320.934125]  ? preempt_schedule+0x4d/0x60
[  320.938288]  ? ___preempt_schedule+0x16/0x18
[  320.942705]  ? bpf_test_run+0x25d/0x780
[  320.946692]  ? netlink_diag_dump+0x2a0/0x2a0
[  320.951105]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  320.956644]  ? bpf_test_init.isra.10+0x70/0x100
[  320.961326]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  320.966096]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  320.970937]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  320.976474]  ? fput+0x130/0x1a0
[  320.979759]  ? __bpf_prog_get+0x9b/0x290
[  320.983836]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  320.988690]  ? bpf_prog_test_run+0x130/0x1a0
[  320.993107]  ? __x64_sys_bpf+0x3db/0x520
[  320.997175]  ? bpf_prog_get+0x20/0x20
[  321.001083]  ? do_syscall_64+0x1b9/0x820
[  321.005147]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  321.010529]  ? syscall_return_slowpath+0x5e0/0x5e0
[  321.015461]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  321.020308]  ? trace_hardirqs_on_caller+0x310/0x310
[  321.025328]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  321.030349]  ? prepare_exit_to_usermode+0x291/0x3b0
[  321.035385]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  321.040241]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  321.045621] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #149
[  321.045671] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  321.051880] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  321.051886] Call Trace:
[  321.051907]  dump_stack+0x244/0x39d
[  321.051934]  ? dump_stack_print_info.cold.1+0x20/0x20
[  321.058473] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  321.067769]  ? mark_held_locks+0x130/0x130
[  321.070331] syz-executor2 cpuset=syz2 mems_allowed=0
[  321.073949]  ? mark_held_locks+0x130/0x130
[  321.103125]  dump_header+0x27b/0xf72
[  321.106866]  ? pagefault_out_of_memory+0x197/0x197
[  321.111807]  ? __lock_acquire+0x62f/0x4c20
[  321.116061]  ? percpu_ref_get_many+0x240/0x240
[  321.120650]  ? print_usage_bug+0xc0/0xc0
[  321.124724]  ? zap_class+0x640/0x640
[  321.128446]  ? print_usage_bug+0xc0/0xc0
[  321.132507]  ? print_usage_bug+0xc0/0xc0
[  321.136586]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.142133]  ? find_held_lock+0x36/0x1c0
[  321.146208]  ? mark_held_locks+0xc7/0x130
[  321.150362]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  321.155473]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  321.160584]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  321.165167]  ? trace_hardirqs_on+0xbd/0x310
[  321.169492]  ? kasan_check_read+0x11/0x20
[  321.173661]  ? ___ratelimit+0x3b4/0x672
[  321.177639]  ? trace_hardirqs_off_caller+0x310/0x310
[  321.182748]  ? trace_hardirqs_on+0x310/0x310
[  321.187174]  ? lock_downgrade+0x900/0x900
[  321.191329]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  321.196435]  ? ___ratelimit+0x3b9/0x672
[  321.200415]  ? idr_get_free+0xf70/0xf70
[  321.204392]  ? find_held_lock+0x36/0x1c0
[  321.208490]  oom_kill_process.cold.27+0x10/0x903
[  321.213250]  ? zap_class+0x640/0x640
[  321.216994]  ? check_preemption_disabled+0x48/0x280
[  321.222034]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  321.226984]  ? kasan_check_read+0x11/0x20
[  321.231135]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  321.236461]  ? oom_evaluate_task+0x540/0x540
[  321.240878]  ? find_held_lock+0x36/0x1c0
[  321.244950]  ? out_of_memory+0x974/0x1430
[  321.249105]  ? lock_downgrade+0x900/0x900
[  321.253253]  ? check_preemption_disabled+0x48/0x280
[  321.258278]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  321.263214]  ? kasan_check_read+0x11/0x20
[  321.267368]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  321.272646]  ? rcu_softirq_qs+0x20/0x20
[  321.276634]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  321.282170]  ? oom_evaluate_task+0x302/0x540
[  321.286589]  out_of_memory+0xa84/0x1430
[  321.290592]  ? oom_killer_disable+0x3a0/0x3a0
[  321.295092]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  321.300028]  ? __ww_mutex_check_waiters+0x160/0x160
[  321.305073]  __alloc_pages_slowpath+0x2354/0x2e10
[  321.309947]  ? warn_alloc+0x120/0x120
[  321.313753]  ? mark_held_locks+0x130/0x130
[  321.318486]  ? warn_alloc+0x120/0x120
[  321.322290]  ? print_usage_bug+0xc0/0xc0
[  321.326370]  ? print_usage_bug+0xc0/0xc0
[  321.330429]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  321.335449]  ? poll_freewait+0x1d6/0x260
[  321.339512]  ? print_usage_bug+0xc0/0xc0
[  321.343587]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  321.349126]  ? should_fail+0x22d/0xd01
[  321.353047]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  321.358163]  ? zap_class+0x640/0x640
[  321.361904]  ? find_held_lock+0x36/0x1c0
[  321.365990]  ? lock_release+0xa00/0xa00
[  321.369971]  ? perf_trace_sched_process_exec+0x860/0x860
[  321.375422]  ? check_preemption_disabled+0x48/0x280
[  321.380468]  ? __might_sleep+0x95/0x190
[  321.384479]  __alloc_pages_nodemask+0xa80/0xde0
[  321.389153]  ? zap_class+0x640/0x640
[  321.392880]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  321.397913]  ? find_held_lock+0x36/0x1c0
[  321.402013]  ? cache_grow_begin+0x65/0x8c0
[  321.406265]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  321.410853]  ? trace_hardirqs_on+0xbd/0x310
[  321.415181]  ? fallback_alloc+0x204/0x2e0
[  321.419335]  ? trace_hardirqs_off_caller+0x310/0x310
[  321.424448]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  321.430012]  cache_grow_begin+0xa5/0x8c0
[  321.434099]  ? do_raw_spin_unlock+0xa7/0x330
[  321.438521]  fallback_alloc+0x204/0x2e0
[  321.442510]  ____cache_alloc_node+0x1c7/0x1e0
[  321.447013]  kmem_cache_alloc+0x1f8/0x730
[  321.451171]  ? lock_release+0xa00/0xa00
[  321.455187]  getname_flags+0xd0/0x590
[  321.459012]  user_path_at_empty+0x2d/0x50
[  321.463207]  vfs_statx+0x129/0x210
[  321.466774]  ? vfs_statx_fd+0xc0/0xc0
[  321.470584]  ? warn_bad_vsyscall+0xb0/0xb0
[  321.474823]  ? trace_hardirqs_on+0xbd/0x310
[  321.479151]  __do_sys_newstat+0x8f/0x110
[  321.483214]  ? cp_new_stat+0xa50/0xa50
[  321.487108]  ? do_syscall_64+0x9a/0x820
[  321.491081]  ? do_syscall_64+0x9a/0x820
[  321.495066]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  321.499655]  ? trace_hardirqs_on+0xbd/0x310
[  321.503996]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  321.509378]  ? trace_hardirqs_off_caller+0x310/0x310
[  321.514496]  __x64_sys_newstat+0x54/0x80
[  321.518566]  do_syscall_64+0x1b9/0x820
[  321.522456]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  321.527822]  ? syscall_return_slowpath+0x5e0/0x5e0
[  321.532751]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  321.537597]  ? trace_hardirqs_on_caller+0x310/0x310
[  321.542622]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  321.547645]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.553188]  ? prepare_exit_to_usermode+0x291/0x3b0
[  321.558216]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  321.563073]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  321.568261] RIP: 0033:0x7fdc1bf50c65
[  321.571985] Code: Bad RIP value.
[  321.575372] RSP: 002b:00007ffe73beb4a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000004
[  321.583077] RAX: ffffffffffffffda RBX: 00007ffe73beb6e0 RCX: 00007fdc1bf50c65
[  321.590343] RDX: 00007ffe73beb6e0 RSI: 00007ffe73beb6e0 RDI: 0000000000407545
[  321.597632] RBP: 0000000000000000 R08: 000000000157d240 R09: 0000000000000001
[  321.604912] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  321.612211] R13: 00007ffe73bebbe0 R14: 0000000000000000 R15: 0000000000000000
[  321.619522] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  321.626909] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  321.636275] Call Trace:
[  321.638857]  <IRQ>
[  321.639855] Mem-Info:
[  321.641020]  dump_stack+0x244/0x39d
[  321.643445] active_anon:57567 inactive_anon:185 isolated_anon:0
[  321.643445]  active_file:18 inactive_file:10 isolated_file:0
[  321.643445]  unevictable:0 dirty:0 writeback:0 unstable:0
[  321.643445]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  321.643445]  mapped:40979 shmem:4339 pagetables:609 bounce:0
[  321.643445]  free:13715 free_pcp:265 free_cma:0
[  321.647108]  ? dump_stack_print_info.cold.1+0x20/0x20
[  321.680116] Node 0 active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  321.685259]  warn_alloc.cold.116+0xb7/0x1bd
[  321.712925] 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
[  321.717230]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  321.743342] lowmem_reserve[]: 0 2818 6321 6321
[  321.748153]  ? lock_downgrade+0x900/0x900
[  321.752735] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  321.756883]  ? trace_hardirqs_off+0xb8/0x310
[  321.784030] lowmem_reserve[]: 0 0 3503 3503
[  321.788424]  ? trace_hardirqs_off+0xb8/0x310
[  321.792745] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2436kB bounce:0kB free_pcp:1060kB local_pcp:896kB free_cma:0kB
[  321.797132]  __alloc_pages_slowpath+0x26e8/0x2e10
[  321.826123] lowmem_reserve[]: 0 0 0 0
[  321.830976]  ? warn_alloc+0x120/0x120
[  321.834765] 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
[  321.838576]  ? print_usage_bug+0xc0/0xc0
[  321.852101] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  321.856134]  ? warn_alloc+0x120/0x120
[  321.871493] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 87*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13864kB
[  321.875262]  ? warn_alloc+0x120/0x120
[  321.890118] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  321.893866]  ? print_usage_bug+0xc0/0xc0
[  321.902737] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  321.906751]  ? print_usage_bug+0xc0/0xc0
[  321.915342] 4367 total pagecache pages
[  321.919368]  ? __lock_acquire+0x62f/0x4c20
[  321.919388]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  321.919407]  ? should_fail+0x22d/0xd01
[  321.923284] 0 pages in swap cache
[  321.927501]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  321.933057] Swap cache stats: add 0, delete 0, find 0/0
[  321.936909]  ? __lock_acquire+0x62f/0x4c20
[  321.940364] Free swap  = 0kB
[  321.945453]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  321.950832] Total swap = 0kB
[  321.955030]  ? __lock_acquire+0x62f/0x4c20
[  321.955060]  ? should_fail+0x22d/0xd01
[  321.958054] 1965979 pages RAM
[  321.958064] 0 pages HighMem/MovableOnly
[  321.963155]  ? find_held_lock+0x36/0x1c0
[  321.963178]  ? mark_held_locks+0x130/0x130
[  321.963197]  ? mark_held_locks+0x130/0x130
[  321.966198] 342853 pages reserved
[  321.970434]  ? zap_class+0x640/0x640
[  321.970448]  ? zap_class+0x640/0x640
[  321.970466]  ? print_usage_bug+0xc0/0xc0
[  321.974336] 0 pages cma reserved
[  321.977445]  ? do_raw_spin_unlock+0xa7/0x330
[  321.977461]  ? zap_class+0x640/0x640
[  321.981458] Unreclaimable slab info:
[  321.985493]  ? print_usage_bug+0xc0/0xc0
[  321.989732] Name                      Used          Total
[  321.993929]  ? wq_watchdog_touch+0x9c/0xfe
[  321.993948]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.997402] pid_2                      1KB         24KB
[  322.001087]  ? check_preemption_disabled+0x48/0x280
[  322.001113]  ? __lock_is_held+0xb5/0x140
[  322.001132]  __alloc_pages_nodemask+0xa80/0xde0
[  322.004885] TIPC                      10KB         14KB
[  322.008909]  ? zap_class+0x640/0x640
[  322.012293] SCTPv6                    14KB         18KB
[  322.016656]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  322.020418] DCCPv6                    17KB         21KB
[  322.024099]  ? find_held_lock+0x36/0x1c0
[  322.028139] DCCP                      16KB         20KB
[  322.033671]  ? ____cache_alloc_node+0x1c7/0x1e0
[  322.033693]  ? lock_downgrade+0x900/0x900
[  322.037931] bridge_fdb_cache          12KB         15KB
[  322.043441]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.043464]  cache_grow_begin+0xa5/0x8c0
[  322.048819] fib6_nodes                77KB         88KB
[  322.053834]  ? do_raw_spin_unlock+0xa7/0x330
[  322.053857]  fallback_alloc+0x204/0x2e0
[  322.053877]  ____cache_alloc_node+0x1c7/0x1e0
[  322.057923] ip6_dst_cache             81KB        258KB
[  322.062579]  kmem_cache_alloc_node+0xe3/0x730
[  322.062595]  ? ipv6_get_ifaddr+0x42e/0x620
[  322.062619]  __alloc_skb+0x119/0x770
[  322.067966] RAWv6                     68KB         71KB
[  322.071691]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  322.071710]  ? netdev_alloc_frag+0x1f0/0x1f0
[  322.071726]  ? lock_downgrade+0x900/0x900
[  322.077091] UDPv6                      3KB          3KB
[  322.082115]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.082129]  ? refcount_sub_and_test_checked+0x203/0x310
[  322.082146]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  322.087538] TCPv6                     23KB         29KB
[  322.091588]  ? addrconf_rs_timer+0x690/0x690
[  322.091615]  ndisc_alloc_skb+0x144/0x340
[  322.091633]  ndisc_send_rs+0x331/0x6e0
[  322.096986] nf_conntrack               7KB         18KB
[  322.101638]  addrconf_rs_timer+0x314/0x690
[  322.101657]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  322.101679]  call_timer_fn+0x272/0x920
[  322.105832] sd_ext_cdb                 0KB          3KB
[  322.111153]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  322.111167]  ? process_timeout+0x40/0x40
[  322.111187]  ? __run_timers+0x7da/0xc70
[  322.116708] scsi_sense_cache        1056KB       1060KB
[  322.120756]  ? _raw_spin_unlock_irq+0x27/0x80
[  322.120769]  ? _raw_spin_unlock_irq+0x27/0x80
[  322.120786]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  322.126154] virtio_scsi_cmd           16KB         16KB
[  322.130544]  ? lockdep_hardirqs_on+0x296/0x5b0
[  322.130575]  ? trace_hardirqs_on+0xbd/0x310
[  322.130589]  ? kasan_check_read+0x11/0x20
[  322.130604]  ? __run_timers+0x7da/0xc70
[  322.134575] sgpool-128                 8KB          8KB
[  322.139083]  ? trace_hardirqs_off_caller+0x310/0x310
[  322.144456] sgpool-64                  4KB          6KB
[  322.148914]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  322.153171] sgpool-32                  2KB          7KB
[  322.156852]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  322.162234] sgpool-16                  1KB          3KB
[  322.167471]  __run_timers+0x7e5/0xc70
[  322.171904] sgpool-8                   0KB          3KB
[  322.176020]  ? timer_fixup_init+0x70/0x70
[  322.181394] mqueue_inode_cache         10KB         14KB
[  322.187398]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  322.192867] bio_post_read_ctx         14KB         15KB
[  322.198291]  ? zap_class+0x640/0x640
[  322.203691] bio-2                     14KB         15KB
[  322.208043]  ? enqueue_hrtimer+0x1a5/0x560
[  322.212138] jfs_mp                     7KB          7KB
[  322.216006]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  322.221390] nfs_commit_data            3KB          7KB
[  322.225578]  ? find_held_lock+0x36/0x1c0
[  322.229850] nfs_write_data            32KB         32KB
[  322.233706]  ? zap_class+0x640/0x640
[  322.239071] ext4_system_zone           0KB          3KB
[  322.243292]  ? pvclock_read_flags+0x160/0x160
[  322.243310]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.243329]  ? check_preemption_disabled+0x48/0x280
[  322.247391] bio-1                      1KB          3KB
[  322.251364]  ? __lock_is_held+0xb5/0x140
[  322.251381]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.251399]  ? check_preemption_disabled+0x48/0x280
[  322.256749] pid_namespace              2KB          7KB
[  322.261236]  run_timer_softirq+0x52/0xb0
[  322.261252]  ? rcu_read_lock_sched_held+0x14f/0x180
[  322.261269]  __do_softirq+0x308/0xb7e
[  322.265755] rpc_buffers               17KB         19KB
[  322.269989]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  322.270001]  ? lock_downgrade+0x900/0x900
[  322.270019]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  322.275379] rpc_tasks                  2KB          3KB
[  322.280711]  ? pvclock_read_flags+0x160/0x160
[  322.280728]  ? lapic_next_event+0x5a/0x90
[  322.280761]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.285072] UNIX                       9KB         14KB
[  322.289208]  ? kvm_clock_read+0x18/0x30
[  322.293193] tcp_bind_bucket            1KB          4KB
[  322.298530]  ? kvm_sched_clock_read+0x9/0x20
[  322.303663] inet_peer_cache            0KB          4KB
[  322.309004]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.313249] ip_fib_trie               11KB         15KB
[  322.318573]  ? check_preemption_disabled+0x48/0x280
[  322.322846] ip_fib_alias              51KB         59KB
[  322.328179]  irq_exit+0x17f/0x1c0
[  322.331986] ip_dst_cache               5KB         36KB
[  322.337314]  smp_apic_timer_interrupt+0x1cb/0x760
[  322.341482] RAW                       40KB         50KB
[  322.346893]  ? smp_reschedule_interrupt+0x109/0x650
[  322.351916] UDP                       16KB         19KB
[  322.357245]  ? smp_call_function_single_interrupt+0x650/0x650
[  322.360967] TCP                        8KB         11KB
[  322.366293]  ? interrupt_entry+0xb5/0xc0
[  322.370559] hugetlbfs_inode_cache          2KB          7KB
[  322.375901]  ? trace_hardirqs_off_caller+0xbb/0x310
[  322.381109] fscache_cookie_jar          1KB          7KB
[  322.386428]  ? trace_hardirqs_off_caller+0xbb/0x310
[  322.386446]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  322.390513] eventpoll_pwq              3KB         19KB
[  322.395841]  ? trace_hardirqs_on_caller+0x310/0x310
[  322.399575] eventpoll_epi              6KB         19KB
[  322.404893]  ? trace_hardirqs_on_caller+0x310/0x310
[  322.404924]  ? task_prio+0x50/0x50
[  322.409440] inotify_inode_mark          5KB         27KB
[  322.414942]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.419971] request_queue            164KB        164KB
[  322.425299]  ? check_preemption_disabled+0x48/0x280
[  322.429370] blkdev_ioc                 2KB         19KB
[  322.434874]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  322.439896] bio-0                     54KB        123KB
[  322.445224]  apic_timer_interrupt+0xf/0x20
[  322.449289] biovec-max              1303KB       1303KB
[  322.454282]  </IRQ>
[  322.458072] bio_integrity_payload          1KB          3KB
[  322.463421] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  322.463438] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  322.463450] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  322.467952] khugepaged_mm_slot          0KB         11KB
[  322.472079] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  322.472088] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  322.472097] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  322.472106] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  322.472119] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  322.477217] dmaengine-unmap-256          2KB          6KB
[  322.482583]  ? save_stack+0xa9/0xd0
[  322.482608]  __kmalloc_node_track_caller+0x3c/0x70
[  322.487094] dmaengine-unmap-128          1KB          3KB
[  322.491238]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  322.491259]  pskb_expand_head+0x230/0x10f0
[  322.491277]  ? check_preemption_disabled+0x48/0x280
[  322.496803] dmaengine-unmap-16          0KB          4KB
[  322.502159]  ? memcpy+0x45/0x50
[  322.502176]  ? __copy_skb_header+0x350/0x6b0
[  322.502194]  ? skb_release_data+0x880/0x880
[  322.506159] dmaengine-unmap-2          0KB          3KB
[  322.511512]  ? __alloc_skb+0x770/0x770
[  322.511533]  ? __lock_is_held+0xb5/0x140
[  322.511553]  ? kasan_check_write+0x14/0x20
[  322.515949] skbuff_fclone_cache         28KB         75KB
[  322.521296]  ? __skb_clone+0x6c7/0xa00
[  322.521313]  ? __copy_skb_header+0x6b0/0x6b0
[  322.521330]  ? kmem_cache_alloc+0x33a/0x730
[  322.526956] skbuff_head_cache     441187KB     441187KB
[  322.532327]  skb_ensure_writable+0x3dd/0x640
[  322.532363]  ? skb_checksum_setup+0xaa0/0xaa0
[  322.537366] configfs_dir_cache          0KB          4KB
[  322.542715]  ? check_preemption_disabled+0x48/0x280
[  322.542736]  ? __this_cpu_preempt_check+0x1c/0x20
[  322.542752]  ? __bpf_redirect+0x54b/0xb20
[  322.546191] file_lock_cache            0KB          3KB
[  322.551547]  bpf_clone_redirect+0x14a/0x490
[  322.551569]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  322.551587]  ? __sched_text_start+0x8/0x8
[  322.556413] file_lock_ctx              0KB          3KB
[  322.561782]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  322.561820]  ? find_held_lock+0x36/0x1c0
[  322.561856]  ? lock_acquire+0x1ed/0x520
[  322.566868] fsnotify_mark_connector          3KB         19KB
[  322.572216]  ? bpf_test_run+0x3cb/0x780
[  322.572230]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.572249]  ? check_preemption_disabled+0x48/0x280
[  322.578115] net_namespace             51KB         51KB
[  322.583482]  ? kasan_check_read+0x11/0x20
[  322.583511]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  322.583526]  ? rcu_softirq_qs+0x20/0x20
[  322.587599] shmem_inode_cache       4486KB       4581KB
[  322.593293]  ? preempt_schedule+0x4d/0x60
[  322.593308]  ? ___preempt_schedule+0x16/0x18
[  322.593345]  ? bpf_test_run+0x25d/0x780
[  322.598358] task_delay_info           42KB        203KB
[  322.603806]  ? netlink_diag_dump+0x2a0/0x2a0
[  322.603827]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  322.608837] taskstats                  0KB          3KB
[  322.613664]  ? bpf_test_init.isra.10+0x70/0x100
[  322.613684]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  322.613707]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  322.619060] proc_dir_entry           584KB        592KB
[  322.624108]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  322.624123]  ? fput+0x130/0x1a0
[  322.624140]  ? __bpf_prog_get+0x9b/0x290
[  322.629516] pde_opener                 0KB          3KB
[  322.634498]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  322.638017] sigqueue                   2KB         23KB
[  322.643454]  ? bpf_prog_test_run+0x130/0x1a0
[  322.643472]  ? __x64_sys_bpf+0x3db/0x520
[  322.643486]  ? bpf_prog_get+0x20/0x20
[  322.649010] kernfs_node_cache      11991KB      12013KB
[  322.654377]  ? do_syscall_64+0x1b9/0x820
[  322.654393]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  322.659417] mnt_cache                 77KB         92KB
[  322.664747]  ? syscall_return_slowpath+0x5e0/0x5e0
[  322.669598] filp                     258KB        618KB
[  322.674924]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  322.674942]  ? trace_hardirqs_on_caller+0x310/0x310
[  322.679161] names_cache               89KB         89KB
[  322.684516]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  322.684534]  ? prepare_exit_to_usermode+0x291/0x3b0
[  322.684554]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  322.686813] iint_cache                74KB         79KB
[  322.692519]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  322.692547] warn_alloc_show_mem: 1 callbacks suppressed
[  322.692552] Mem-Info:
[  322.698416] key_jar                    3KB          7KB
[  322.717356] active_anon:57567 inactive_anon:185 isolated_anon:0
[  322.717356]  active_file:18 inactive_file:10 isolated_file:0
[  322.717356]  unevictable:0 dirty:0 writeback:0 unstable:0
[  322.717356]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  322.717356]  mapped:40979 shmem:4339 pagetables:609 bounce:0
[  322.717356]  free:13715 free_pcp:265 free_cma:0
[  322.717388] Node 0 active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  322.725102] uts_namespace              2KB          7KB
[  322.730504] 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
[  322.730543] lowmem_reserve[]: 0 2818 6321 6321
[  322.737820] nsproxy                    1KB          3KB
[  322.745071] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  322.745107] lowmem_reserve[]: 0 0 3503 3503
[  322.752410] vm_area_struct           363KB        707KB
[  322.759633] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2436kB bounce:0kB free_pcp:1060kB local_pcp:164kB free_cma:0kB
[  322.759673] lowmem_reserve[]: 0 0 0 0
[  322.766944] mm_struct                 52KB        149KB
[  322.772458] 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
[  322.776132] fs_cache                   8KB         52KB
[  322.781044] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  322.786621] files_cache               30KB         71KB
[  322.791348] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 87*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13864kB
[  322.795613] signal_cache             297KB        682KB
[  322.800608] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  322.800619] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  322.800624] 4367 total pagecache pages
[  322.800639] 0 pages in swap cache
[  322.806079] sighand_cache            471KB        513KB
[  322.809339] Swap cache stats: add 0, delete 0, find 0/0
[  322.809344] Free swap  = 0kB
[  322.809349] Total swap = 0kB
[  322.809354] 1965979 pages RAM
[  322.809359] 0 pages HighMem/MovableOnly
[  322.809364] 342853 pages reserved
[  322.809373] 0 pages cma reserved
[  322.813775] task_struct             1348KB       1348KB
[  322.818148] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  322.844114] cred_jar                  61KB        456KB
[  322.845189] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  322.854763] anon_vma_chain           120KB        342KB
[  322.859213] syz-executor2 cpuset=syz2 mems_allowed=0
[  322.863645] anon_vma                 121KB        454KB
[  322.868104] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  322.873565] pid                       26KB        168KB
[  322.878524] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  322.878533] Call Trace:
[  322.883392] Acpi-Operand             106KB        162KB
[  322.887495]  <IRQ>
[  322.892876] Acpi-Namespace            19KB         23KB
[  322.897161]  dump_stack+0x244/0x39d
[  322.902182] numa_policy                0KB          3KB
[  322.906296]  ? dump_stack_print_info.cold.1+0x20/0x20
[  322.911663] debug_objects_cache        822KB        823KB
[  322.916392]  warn_alloc.cold.116+0xb7/0x1bd
[  322.920469] trace_event_file         260KB        262KB
[  322.924409]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  322.930299] ftrace_event_field        376KB        378KB
[  322.934238]  ? lock_downgrade+0x900/0x900
[  322.939778] pool_workqueue            87KB         92KB
[  322.944760]  ? trace_hardirqs_off+0xb8/0x310
[  322.950137] task_group                 5KB          7KB
[  322.954296]  ? trace_hardirqs_off+0xb8/0x310
[  322.959601] page->ptl                 72KB        478KB
[  322.963543]  __alloc_pages_slowpath+0x26e8/0x2e10
[  322.968904] kmalloc-2M              2050KB       2050KB
[  322.973059]  ? warn_alloc+0x120/0x120
[  322.973077]  ? print_usage_bug+0xc0/0xc0
[  322.977554] kmalloc-512k            2056KB       2056KB
[  322.981513]  ? warn_alloc+0x120/0x120
[  322.981532]  ? warn_alloc+0x120/0x120
[  322.981550]  ? print_usage_bug+0xc0/0xc0
[  322.986906] kmalloc-256k            1290KB       1290KB
[  322.991306]  ? print_usage_bug+0xc0/0xc0
[  322.991322]  ? __lock_acquire+0x62f/0x4c20
[  322.991342]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  322.996861] kmalloc-128k             650KB        650KB
[  323.002215]  ? should_fail+0x22d/0xd01
[  323.002234]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  323.002251]  ? __lock_acquire+0x62f/0x4c20
[  323.006906] kmalloc-64k              330KB        330KB
[  323.011648]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  323.011661]  ? __lock_acquire+0x62f/0x4c20
[  323.011678]  ? should_fail+0x22d/0xd01
[  323.016507] kmalloc-32k             1221KB       1221KB
[  323.022204]  ? find_held_lock+0x36/0x1c0
[  323.022226]  ? mark_held_locks+0x130/0x130
[  323.022259]  ? mark_held_locks+0x130/0x130
[  323.027793] kmalloc-16k              379KB        379KB
[  323.031070]  ? zap_class+0x640/0x640
[  323.031100]  ? zap_class+0x640/0x640
[  323.031120]  ? print_usage_bug+0xc0/0xc0
[  323.035165] kmalloc-8k              1889KB       1889KB
[  323.040513]  ? do_raw_spin_unlock+0xa7/0x330
[  323.040528]  ? zap_class+0x640/0x640
[  323.040548]  ? print_usage_bug+0xc0/0xc0
[  323.045382] kmalloc-4k              6400KB       6400KB
[  323.050729]  ? wq_watchdog_touch+0x9c/0xfe
[  323.050762]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.050781]  ? check_preemption_disabled+0x48/0x280
[  323.055174] kmalloc-2k           2924104KB    2924104KB
[  323.059228]  ? __lock_is_held+0xb5/0x140
[  323.063325] kmalloc-1k           1552406KB    1552406KB
[  323.068654]  __alloc_pages_nodemask+0xa80/0xde0
[  323.072728] kmalloc-512             1454KB       3213KB
[  323.078063]  ? zap_class+0x640/0x640
[  323.083447] kmalloc-256             2545KB       3030KB
[  323.088343]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  323.093710] kmalloc-128              527KB        945KB
[  323.098521]  ? find_held_lock+0x36/0x1c0
[  323.103559] kmalloc-96               587KB       1888KB
[  323.108887]  ? ____cache_alloc_node+0x1c7/0x1e0
[  323.113923] kmalloc-64              1395KB       1916KB
[  323.118920]  ? lock_downgrade+0x900/0x900
[  323.123781] kmalloc-32              1005KB       1708KB
[  323.129110]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.134478] kmalloc-192              703KB        968KB
[  323.139807]  cache_grow_begin+0xa5/0x8c0
[  323.139821]  ? do_raw_spin_unlock+0xa7/0x330
[  323.139841]  fallback_alloc+0x204/0x2e0
[  323.142245] kmem_cache               258KB        262KB
[  323.147626]  ____cache_alloc_node+0x1c7/0x1e0
[  323.180609] Out of memory: Kill process 6154 (syz-fuzzer) score 31 or sacrifice child
[  323.208748]  kmem_cache_alloc_node+0xe3/0x730
[  323.208763]  ? ipv6_get_ifaddr+0x42e/0x620
[  323.208787]  __alloc_skb+0x119/0x770
[  323.214222] Killed process 6169 (syz-executor0) total-vm:70208kB, anon-rss:64kB, file-rss:0kB, shmem-rss:0kB
[  323.240226]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  323.240245]  ? netdev_alloc_frag+0x1f0/0x1f0
[  323.240263]  ? lock_downgrade+0x900/0x900
[  323.245148] oom_reaper: reaped process 6169 (syz-executor0), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB
[  323.250184]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.250199]  ? refcount_sub_and_test_checked+0x203/0x310
[  323.250216]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  323.311914] init invoked oom-killer: gfp_mask=0x6040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null), order=1, oom_score_adj=0
[  323.316154]  ? addrconf_rs_timer+0x690/0x690
[  323.319966] init cpuset=/ mems_allowed=0
[  323.325303]  ndisc_alloc_skb+0x144/0x340
[  323.953277]  ndisc_send_rs+0x331/0x6e0
[  323.957189]  addrconf_rs_timer+0x314/0x690
[  323.961445]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  323.965692]  call_timer_fn+0x272/0x920
[  323.969582]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  323.973821]  ? process_timeout+0x40/0x40
[  323.977894]  ? __run_timers+0x7da/0xc70
[  323.981869]  ? _raw_spin_unlock_irq+0x27/0x80
[  323.986366]  ? _raw_spin_unlock_irq+0x27/0x80
[  323.990875]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  323.995114]  ? lockdep_hardirqs_on+0x296/0x5b0
[  323.999703]  ? trace_hardirqs_on+0xbd/0x310
[  324.004027]  ? kasan_check_read+0x11/0x20
[  324.008199]  ? __run_timers+0x7da/0xc70
[  324.012181]  ? trace_hardirqs_off_caller+0x310/0x310
[  324.017292]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  324.021544]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  324.025780]  __run_timers+0x7e5/0xc70
[  324.029595]  ? timer_fixup_init+0x70/0x70
[  324.033750]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  324.038767]  ? zap_class+0x640/0x640
[  324.042488]  ? enqueue_hrtimer+0x1a5/0x560
[  324.046723]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  324.051921]  ? find_held_lock+0x36/0x1c0
[  324.055998]  ? zap_class+0x640/0x640
[  324.059741]  ? pvclock_read_flags+0x160/0x160
[  324.064240]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.069785]  ? check_preemption_disabled+0x48/0x280
[  324.074820]  ? __lock_is_held+0xb5/0x140
[  324.078888]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.084433]  ? check_preemption_disabled+0x48/0x280
[  324.089517]  run_timer_softirq+0x52/0xb0
[  324.093580]  ? rcu_read_lock_sched_held+0x14f/0x180
[  324.098600]  __do_softirq+0x308/0xb7e
[  324.102406]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  324.106906]  ? lock_downgrade+0x900/0x900
[  324.111074]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  324.116193]  ? pvclock_read_flags+0x160/0x160
[  324.120694]  ? lapic_next_event+0x5a/0x90
[  324.124845]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.130392]  ? kvm_clock_read+0x18/0x30
[  324.134370]  ? kvm_sched_clock_read+0x9/0x20
[  324.138783]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.144323]  ? check_preemption_disabled+0x48/0x280
[  324.149350]  irq_exit+0x17f/0x1c0
[  324.152820]  smp_apic_timer_interrupt+0x1cb/0x760
[  324.157664]  ? smp_reschedule_interrupt+0x109/0x650
[  324.162680]  ? smp_call_function_single_interrupt+0x650/0x650
[  324.168566]  ? interrupt_entry+0xb5/0xc0
[  324.172632]  ? trace_hardirqs_off_caller+0xbb/0x310
[  324.177652]  ? trace_hardirqs_off_caller+0xbb/0x310
[  324.182670]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  324.188027]  ? trace_hardirqs_on_caller+0x310/0x310
[  324.193072]  ? trace_hardirqs_on_caller+0x310/0x310
[  324.198134]  ? task_prio+0x50/0x50
[  324.199329] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  324.201679]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.211988] kworker/1:4 cpuset=/ mems_allowed=0
[  324.217517]  ? check_preemption_disabled+0x48/0x280
[  324.227188]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  324.232063]  apic_timer_interrupt+0xf/0x20
[  324.236304]  </IRQ>
[  324.238542] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  324.244440] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  324.263341] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  324.271066] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  324.278370] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  324.285661] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  324.292943] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  324.300209] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  324.307505]  ? save_stack+0xa9/0xd0
[  324.311158]  __kmalloc_node_track_caller+0x3c/0x70
[  324.316092]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  324.320855]  pskb_expand_head+0x230/0x10f0
[  324.325094]  ? check_preemption_disabled+0x48/0x280
[  324.330115]  ? memcpy+0x45/0x50
[  324.333399]  ? __copy_skb_header+0x350/0x6b0
[  324.337807]  ? skb_release_data+0x880/0x880
[  324.342134]  ? __alloc_skb+0x770/0x770
[  324.346029]  ? __lock_is_held+0xb5/0x140
[  324.350147]  ? kasan_check_write+0x14/0x20
[  324.354382]  ? __skb_clone+0x6c7/0xa00
[  324.358275]  ? __copy_skb_header+0x6b0/0x6b0
[  324.362683]  ? kmem_cache_alloc+0x33a/0x730
[  324.367017]  skb_ensure_writable+0x3dd/0x640
[  324.371457]  ? skb_checksum_setup+0xaa0/0xaa0
[  324.375965]  ? check_preemption_disabled+0x48/0x280
[  324.381019]  ? __this_cpu_preempt_check+0x1c/0x20
[  324.385892]  ? __bpf_redirect+0x54b/0xb20
[  324.390074]  bpf_clone_redirect+0x14a/0x490
[  324.394435]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  324.399469]  ? __sched_text_start+0x8/0x8
[  324.403638]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  324.408402]  ? find_held_lock+0x36/0x1c0
[  324.412471]  ? lock_acquire+0x1ed/0x520
[  324.416444]  ? bpf_test_run+0x3cb/0x780
[  324.420418]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.425955]  ? check_preemption_disabled+0x48/0x280
[  324.431000]  ? kasan_check_read+0x11/0x20
[  324.435152]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  324.440433]  ? rcu_softirq_qs+0x20/0x20
[  324.444429]  ? preempt_schedule+0x4d/0x60
[  324.448595]  ? ___preempt_schedule+0x16/0x18
[  324.453026]  ? bpf_test_run+0x25d/0x780
[  324.457024]  ? netlink_diag_dump+0x2a0/0x2a0
[  324.461452]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  324.466992]  ? bpf_test_init.isra.10+0x70/0x100
[  324.471668]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  324.476432]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  324.481279]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  324.486834]  ? fput+0x130/0x1a0
[  324.490117]  ? __bpf_prog_get+0x9b/0x290
[  324.494216]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  324.499067]  ? bpf_prog_test_run+0x130/0x1a0
[  324.503493]  ? __x64_sys_bpf+0x3db/0x520
[  324.507552]  ? bpf_prog_get+0x20/0x20
[  324.511376]  ? do_syscall_64+0x1b9/0x820
[  324.515458]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  324.520823]  ? syscall_return_slowpath+0x5e0/0x5e0
[  324.525762]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  324.530611]  ? trace_hardirqs_on_caller+0x310/0x310
[  324.535628]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  324.540664]  ? prepare_exit_to_usermode+0x291/0x3b0
[  324.545691]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  324.550548]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  324.555941] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  324.555943] Mem-Info:
[  324.555975] active_anon:57567 inactive_anon:185 isolated_anon:0
[  324.555975]  active_file:18 inactive_file:10 isolated_file:0
[  324.555975]  unevictable:0 dirty:0 writeback:0 unstable:0
[  324.555975]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  324.555975]  mapped:40979 shmem:4339 pagetables:609 bounce:0
[  324.555975]  free:13715 free_pcp:277 free_cma:0
[  324.563050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  324.563069] Workqueue: events_power_efficient neigh_periodic_work
[  324.565532] Node 0 active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  324.598461] Call Trace:
[  324.607800] 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
[  324.614032]  dump_stack+0x244/0x39d
[  324.641689] lowmem_reserve[]: 0 2818 6321 6321
[  324.644278]  ? dump_stack_print_info.cold.1+0x20/0x20
[  324.670360] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  324.673994]  warn_alloc.cold.116+0xb7/0x1bd
[  324.678541] lowmem_reserve[]: 0 0 3503 3503
[  324.683732]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  324.710870] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2436kB bounce:0kB free_pcp:1108kB local_pcp:164kB free_cma:0kB
[  324.715207]  ? lock_downgrade+0x900/0x900
[  324.719504] lowmem_reserve[]: 0 0 0 0
[  324.724346]  ? trace_hardirqs_off+0xb8/0x310
[  324.753308] 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
[  324.757454]  ? trace_hardirqs_off+0xb8/0x310
[  324.761230] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  324.765640]  __alloc_pages_slowpath+0x26e8/0x2e10
[  324.779135] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 87*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13864kB
[  324.783583]  ? warn_alloc+0x120/0x120
[  324.798880] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  324.803710]  ? warn_alloc+0x120/0x120
[  324.818518] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  324.822310]  ? check_preemption_disabled+0x48/0x280
[  324.831120] 4367 total pagecache pages
[  324.834928]  ? warn_alloc+0x120/0x120
[  324.843511] 0 pages in swap cache
[  324.848516]  ? zap_class+0x640/0x640
[  324.852392] Swap cache stats: add 0, delete 0, find 0/0
[  324.856188]  ? print_usage_bug+0xc0/0xc0
[  324.859633] Free swap  = 0kB
[  324.863341]  ? print_usage_bug+0xc0/0xc0
[  324.868694] Total swap = 0kB
[  324.872798]  ? __lock_acquire+0x62f/0x4c20
[  324.875796] 1965979 pages RAM
[  324.879872]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  324.882867] 0 pages HighMem/MovableOnly
[  324.887102]  ? should_fail+0x22d/0xd01
[  324.890188] 342853 pages reserved
[  324.895723]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  324.899673] 0 pages cma reserved
[  324.903558]  ? __lock_acquire+0x62f/0x4c20
[  324.907082] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  324.912078]  ? __lock_acquire+0x62f/0x4c20
[  324.912092]  ? should_fail+0x22d/0xd01
[  324.912117]  ? mark_held_locks+0x130/0x130
[  324.915517] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  324.919704]  ? mark_held_locks+0x130/0x130
[  324.926181] syz-executor2 cpuset=syz2 mems_allowed=0
[  324.930438]  ? pick_next_task_fair+0xa05/0x1b30
[  324.963044]  ? rcu_read_lock_sched_held+0x14f/0x180
[  324.968088]  ? zap_class+0x640/0x640
[  324.971813]  ? zap_class+0x640/0x640
[  324.975528]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.981073]  ? check_preemption_disabled+0x48/0x280
[  324.986102]  ? __lock_is_held+0xb5/0x140
[  324.990171]  __alloc_pages_nodemask+0xa80/0xde0
[  324.994845]  ? zap_class+0x640/0x640
[  324.998578]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  325.003609]  ? find_held_lock+0x36/0x1c0
[  325.007700]  ? ____cache_alloc_node+0x1c7/0x1e0
[  325.012376]  ? lock_downgrade+0x900/0x900
[  325.016539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.022093]  cache_grow_begin+0xa5/0x8c0
[  325.026159]  ? do_raw_spin_unlock+0xa7/0x330
[  325.030598]  fallback_alloc+0x204/0x2e0
[  325.034590]  ____cache_alloc_node+0x1c7/0x1e0
[  325.039109]  kmem_cache_alloc_node+0xe3/0x730
[  325.043605]  ? zap_class+0x640/0x640
[  325.047324]  ? __sched_text_start+0x8/0x8
[  325.051484]  __alloc_skb+0x119/0x770
[  325.055265]  ? zap_class+0x640/0x640
[  325.059007]  ? netdev_alloc_frag+0x1f0/0x1f0
[  325.063434]  ? neigh_periodic_work+0x8ca/0xc60
[  325.068058]  ? lock_downgrade+0x900/0x900
[  325.072219]  ? kasan_check_read+0x11/0x20
[  325.076387]  ? do_raw_write_lock+0x14f/0x310
[  325.080809]  __neigh_notify+0x8c/0x160
[  325.084707]  neigh_cleanup_and_release+0x7b/0xe0
[  325.089464]  neigh_periodic_work+0x8d2/0xc60
[  325.093883]  ? neigh_table_clear+0x390/0x390
[  325.098299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.103839]  ? check_preemption_disabled+0x48/0x280
[  325.108887]  ? __lock_is_held+0xb5/0x140
[  325.112966]  process_one_work+0xc90/0x1c40
[  325.117216]  ? mark_held_locks+0x130/0x130
[  325.121466]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  325.126136]  ? __switch_to_asm+0x40/0x70
[  325.130216]  ? __switch_to_asm+0x40/0x70
[  325.134275]  ? __switch_to_asm+0x34/0x70
[  325.138344]  ? __switch_to_asm+0x40/0x70
[  325.142680]  ? __switch_to_asm+0x34/0x70
[  325.146761]  ? __switch_to_asm+0x40/0x70
[  325.150836]  ? __switch_to_asm+0x34/0x70
[  325.154909]  ? __switch_to_asm+0x40/0x70
[  325.158980]  ? __schedule+0x8d7/0x21d0
[  325.162887]  ? __switch_to_asm+0x34/0x70
[  325.166962]  ? __switch_to_asm+0x40/0x70
[  325.171046]  ? zap_class+0x640/0x640
[  325.174800]  ? find_held_lock+0x36/0x1c0
[  325.178872]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  325.183473]  ? lock_acquire+0x1ed/0x520
[  325.187446]  ? worker_thread+0x3e0/0x1390
[  325.191605]  ? kasan_check_read+0x11/0x20
[  325.195756]  ? do_raw_spin_lock+0x14f/0x350
[  325.200085]  ? kasan_check_read+0x11/0x20
[  325.204238]  ? rwlock_bug.part.2+0x90/0x90
[  325.208476]  ? trace_hardirqs_on+0x310/0x310
[  325.212901]  worker_thread+0x17f/0x1390
[  325.216877]  ? __switch_to_asm+0x34/0x70
[  325.220957]  ? process_one_work+0x1c40/0x1c40
[  325.225504]  ? __sched_text_start+0x8/0x8
[  325.229657]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  325.234440]  ? __kthread_parkme+0xce/0x1a0
[  325.238682]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  325.243785]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  325.248891]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  325.253493]  ? trace_hardirqs_on+0xbd/0x310
[  325.257843]  ? kasan_check_read+0x11/0x20
[  325.261999]  ? __kthread_parkme+0xce/0x1a0
[  325.266240]  ? trace_hardirqs_off_caller+0x310/0x310
[  325.271358]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  325.276468]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  325.282022]  ? __kthread_parkme+0xfb/0x1a0
[  325.286280]  ? process_one_work+0x1c40/0x1c40
[  325.290779]  kthread+0x35a/0x440
[  325.294157]  ? kthread_stop+0x900/0x900
[  325.298138]  ret_from_fork+0x3a/0x50
[  325.301883] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  325.301885] Mem-Info:
[  325.301919] active_anon:57567 inactive_anon:185 isolated_anon:0
[  325.301919]  active_file:18 inactive_file:10 isolated_file:0
[  325.301919]  unevictable:0 dirty:0 writeback:0 unstable:0
[  325.301919]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  325.301919]  mapped:40979 shmem:4339 pagetables:609 bounce:0
[  325.301919]  free:13715 free_pcp:277 free_cma:0
[  325.309270] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  325.311716] Node 0 active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  325.344754] Call Trace:
[  325.354100] 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
[  325.381755]  <IRQ>
[  325.384328] lowmem_reserve[]: 0 2818 6321 6321
[  325.410431]  dump_stack+0x244/0x39d
[  325.412556] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  325.417137]  ? dump_stack_print_info.cold.1+0x20/0x20
[  325.420749] lowmem_reserve[]: 0 0 3503 3503
[  325.447923]  warn_alloc.cold.116+0xb7/0x1bd
[  325.453083] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2436kB bounce:0kB free_pcp:1108kB local_pcp:944kB free_cma:0kB
[  325.457399]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  325.461698] lowmem_reserve[]: 0 0 0 0
[  325.490667]  ? lock_downgrade+0x900/0x900
[  325.495510] 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
[  325.499306]  ? trace_hardirqs_off+0xb8/0x310
[  325.503427] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  325.516944]  ? trace_hardirqs_off+0xb8/0x310
[  325.521328] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 87*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13864kB
[  325.536671]  __alloc_pages_slowpath+0x26e8/0x2e10
[  325.541352] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  325.556199]  ? warn_alloc+0x120/0x120
[  325.561001] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  325.569825]  ? print_usage_bug+0xc0/0xc0
[  325.573615] 4367 total pagecache pages
[  325.582179]  ? warn_alloc+0x120/0x120
[  325.586222] 0 pages in swap cache
[  325.590097]  ? warn_alloc+0x120/0x120
[  325.593880] Swap cache stats: add 0, delete 0, find 0/0
[  325.597339]  ? print_usage_bug+0xc0/0xc0
[  325.601114] Free swap  = 0kB
[  325.606469]  ? print_usage_bug+0xc0/0xc0
[  325.610507] Total swap = 0kB
[  325.613530]  ? __lock_acquire+0x62f/0x4c20
[  325.617570] 1965979 pages RAM
[  325.620583]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  325.624795] 0 pages HighMem/MovableOnly
[  325.627899]  ? should_fail+0x22d/0xd01
[  325.633410] 342853 pages reserved
[  325.637402]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  325.641262] 0 pages cma reserved
[  325.644716]  ? __lock_acquire+0x62f/0x4c20
[  325.657409]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  325.662522]  ? __lock_acquire+0x62f/0x4c20
[  325.666764]  ? should_fail+0x22d/0xd01
[  325.670675]  ? find_held_lock+0x36/0x1c0
[  325.674750]  ? mark_held_locks+0x130/0x130
[  325.678997]  ? mark_held_locks+0x130/0x130
[  325.683232]  ? zap_class+0x640/0x640
[  325.686953]  ? zap_class+0x640/0x640
[  325.690671]  ? print_usage_bug+0xc0/0xc0
[  325.694730]  ? do_raw_spin_unlock+0xa7/0x330
[  325.699144]  ? zap_class+0x640/0x640
[  325.702863]  ? print_usage_bug+0xc0/0xc0
[  325.706925]  ? wq_watchdog_touch+0x9c/0xfe
[  325.711166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.716707]  ? check_preemption_disabled+0x48/0x280
[  325.721767]  ? __lock_is_held+0xb5/0x140
[  325.725841]  __alloc_pages_nodemask+0xa80/0xde0
[  325.730514]  ? zap_class+0x640/0x640
[  325.734239]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  325.739269]  ? find_held_lock+0x36/0x1c0
[  325.743350]  ? ____cache_alloc_node+0x1c7/0x1e0
[  325.748054]  ? lock_downgrade+0x900/0x900
[  325.752229]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.757784]  cache_grow_begin+0xa5/0x8c0
[  325.761862]  ? do_raw_spin_unlock+0xa7/0x330
[  325.766282]  fallback_alloc+0x204/0x2e0
[  325.770305]  ____cache_alloc_node+0x1c7/0x1e0
[  325.774810]  kmem_cache_alloc_node+0xe3/0x730
[  325.779310]  ? ipv6_get_ifaddr+0x42e/0x620
[  325.783561]  __alloc_skb+0x119/0x770
[  325.787278]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  325.792564]  ? netdev_alloc_frag+0x1f0/0x1f0
[  325.796972]  ? lock_downgrade+0x900/0x900
[  325.801134]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.806676]  ? refcount_sub_and_test_checked+0x203/0x310
[  325.812135]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  325.817587]  ? addrconf_rs_timer+0x690/0x690
[  325.822027]  ndisc_alloc_skb+0x144/0x340
[  325.826109]  ndisc_send_rs+0x331/0x6e0
[  325.830006]  addrconf_rs_timer+0x314/0x690
[  325.834269]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  325.838532]  call_timer_fn+0x272/0x920
[  325.842425]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  325.846692]  ? process_timeout+0x40/0x40
[  325.850766]  ? __run_timers+0x7da/0xc70
[  325.854746]  ? _raw_spin_unlock_irq+0x27/0x80
[  325.859241]  ? _raw_spin_unlock_irq+0x27/0x80
[  325.863736]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  325.867974]  ? lockdep_hardirqs_on+0x296/0x5b0
[  325.872561]  ? trace_hardirqs_on+0xbd/0x310
[  325.876883]  ? kasan_check_read+0x11/0x20
[  325.881032]  ? __run_timers+0x7da/0xc70
[  325.885026]  ? trace_hardirqs_off_caller+0x310/0x310
[  325.890150]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  325.894391]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  325.898640]  __run_timers+0x7e5/0xc70
[  325.902469]  ? timer_fixup_init+0x70/0x70
[  325.906618]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  325.911638]  ? zap_class+0x640/0x640
[  325.915358]  ? enqueue_hrtimer+0x1a5/0x560
[  325.919599]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  325.924826]  ? find_held_lock+0x36/0x1c0
[  325.928906]  ? zap_class+0x640/0x640
[  325.932628]  ? pvclock_read_flags+0x160/0x160
[  325.937126]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.942669]  ? check_preemption_disabled+0x48/0x280
[  325.947697]  ? __lock_is_held+0xb5/0x140
[  325.951777]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.957314]  ? check_preemption_disabled+0x48/0x280
[  325.962344]  run_timer_softirq+0x52/0xb0
[  325.966417]  ? rcu_read_lock_sched_held+0x14f/0x180
[  325.971450]  __do_softirq+0x308/0xb7e
[  325.975256]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  325.979795]  ? lock_downgrade+0x900/0x900
[  325.983977]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  325.989123]  ? pvclock_read_flags+0x160/0x160
[  325.993654]  ? lapic_next_event+0x5a/0x90
[  325.997809]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.003349]  ? kvm_clock_read+0x18/0x30
[  326.007324]  ? kvm_sched_clock_read+0x9/0x20
[  326.011736]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.017278]  ? check_preemption_disabled+0x48/0x280
[  326.022336]  irq_exit+0x17f/0x1c0
[  326.025820]  smp_apic_timer_interrupt+0x1cb/0x760
[  326.030680]  ? smp_reschedule_interrupt+0x109/0x650
[  326.035701]  ? smp_call_function_single_interrupt+0x650/0x650
[  326.041589]  ? interrupt_entry+0xb5/0xc0
[  326.045657]  ? trace_hardirqs_off_caller+0xbb/0x310
[  326.050680]  ? trace_hardirqs_off_caller+0xbb/0x310
[  326.055695]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  326.060538]  ? trace_hardirqs_on_caller+0x310/0x310
[  326.065622]  ? trace_hardirqs_on_caller+0x310/0x310
[  326.070654]  ? task_prio+0x50/0x50
[  326.074197]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.079737]  ? check_preemption_disabled+0x48/0x280
[  326.084761]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  326.089617]  apic_timer_interrupt+0xf/0x20
[  326.093843]  </IRQ>
[  326.096108] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  326.101997] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  326.120894] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  326.128602] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  326.135878] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  326.143150] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  326.150421] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  326.157703] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  326.165003]  ? save_stack+0xa9/0xd0
[  326.168640]  __kmalloc_node_track_caller+0x3c/0x70
[  326.173573]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  326.178335]  pskb_expand_head+0x230/0x10f0
[  326.182572]  ? check_preemption_disabled+0x48/0x280
[  326.188112]  ? memcpy+0x45/0x50
[  326.191420]  ? __copy_skb_header+0x350/0x6b0
[  326.195863]  ? skb_release_data+0x880/0x880
[  326.200186]  ? __alloc_skb+0x770/0x770
[  326.204090]  ? __lock_is_held+0xb5/0x140
[  326.208159]  ? kasan_check_write+0x14/0x20
[  326.212399]  ? __skb_clone+0x6c7/0xa00
[  326.216292]  ? __copy_skb_header+0x6b0/0x6b0
[  326.220715]  ? kmem_cache_alloc+0x33a/0x730
[  326.225073]  skb_ensure_writable+0x3dd/0x640
[  326.229489]  ? skb_checksum_setup+0xaa0/0xaa0
[  326.234030]  ? check_preemption_disabled+0x48/0x280
[  326.239091]  ? __this_cpu_preempt_check+0x1c/0x20
[  326.243938]  ? __bpf_redirect+0x54b/0xb20
[  326.248095]  bpf_clone_redirect+0x14a/0x490
[  326.252426]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  326.257450]  ? __sched_text_start+0x8/0x8
[  326.261605]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  326.266376]  ? find_held_lock+0x36/0x1c0
[  326.270459]  ? lock_acquire+0x1ed/0x520
[  326.274436]  ? bpf_test_run+0x3cb/0x780
[  326.278415]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.284706]  ? check_preemption_disabled+0x48/0x280
[  326.289731]  ? kasan_check_read+0x11/0x20
[  326.293880]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  326.299175]  ? rcu_softirq_qs+0x20/0x20
[  326.303153]  ? preempt_schedule+0x4d/0x60
[  326.307321]  ? ___preempt_schedule+0x16/0x18
[  326.311740]  ? bpf_test_run+0x25d/0x780
[  326.315728]  ? netlink_diag_dump+0x2a0/0x2a0
[  326.320141]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  326.325681]  ? bpf_test_init.isra.10+0x70/0x100
[  326.330360]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  326.335128]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  326.339973]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  326.345514]  ? fput+0x130/0x1a0
[  326.348823]  ? __bpf_prog_get+0x9b/0x290
[  326.352895]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  326.357737]  ? bpf_prog_test_run+0x130/0x1a0
[  326.362169]  ? __x64_sys_bpf+0x3db/0x520
[  326.366232]  ? bpf_prog_get+0x20/0x20
[  326.370077]  ? do_syscall_64+0x1b9/0x820
[  326.374168]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  326.379536]  ? syscall_return_slowpath+0x5e0/0x5e0
[  326.384470]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  326.389320]  ? trace_hardirqs_on_caller+0x310/0x310
[  326.394352]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  326.399371]  ? prepare_exit_to_usermode+0x291/0x3b0
[  326.404395]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  326.409248]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  326.414636] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #149
[  326.414688] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  326.420880] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  326.420885] Call Trace:
[  326.420906]  dump_stack+0x244/0x39d
[  326.420928]  ? dump_stack_print_info.cold.1+0x20/0x20
[  326.427456] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  326.436782]  ? mark_held_locks+0x130/0x130
[  326.439345] syz-executor2 cpuset=syz2 mems_allowed=0
[  326.442972]  ? mark_held_locks+0x130/0x130
[  326.472191]  dump_header+0x27b/0xf72
[  326.475923]  ? pagefault_out_of_memory+0x197/0x197
[  326.480863]  ? __lock_acquire+0x62f/0x4c20
[  326.485105]  ? percpu_ref_get_many+0x240/0x240
[  326.489709]  ? print_usage_bug+0xc0/0xc0
[  326.493801]  ? zap_class+0x640/0x640
[  326.497529]  ? print_usage_bug+0xc0/0xc0
[  326.501604]  ? print_usage_bug+0xc0/0xc0
[  326.505680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.511227]  ? find_held_lock+0x36/0x1c0
[  326.515302]  ? mark_held_locks+0xc7/0x130
[  326.519472]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  326.524584]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  326.529695]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  326.534317]  ? trace_hardirqs_on+0xbd/0x310
[  326.538644]  ? kasan_check_read+0x11/0x20
[  326.542793]  ? ___ratelimit+0x3b4/0x672
[  326.546772]  ? trace_hardirqs_off_caller+0x310/0x310
[  326.551878]  ? trace_hardirqs_on+0x310/0x310
[  326.556286]  ? lock_downgrade+0x900/0x900
[  326.560437]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  326.565541]  ? ___ratelimit+0x3b9/0x672
[  326.569538]  ? idr_get_free+0xf70/0xf70
[  326.573514]  ? find_held_lock+0x36/0x1c0
[  326.577598]  oom_kill_process.cold.27+0x10/0x903
[  326.582352]  ? zap_class+0x640/0x640
[  326.586156]  ? check_preemption_disabled+0x48/0x280
[  326.591178]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  326.596110]  ? kasan_check_read+0x11/0x20
[  326.600260]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  326.605544]  ? oom_evaluate_task+0x540/0x540
[  326.610000]  ? find_held_lock+0x36/0x1c0
[  326.614082]  ? out_of_memory+0x974/0x1430
[  326.618240]  ? lock_downgrade+0x900/0x900
[  326.622409]  ? check_preemption_disabled+0x48/0x280
[  326.627456]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  326.632414]  ? kasan_check_read+0x11/0x20
[  326.636567]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  326.641850]  ? rcu_softirq_qs+0x20/0x20
[  326.645836]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  326.651375]  ? oom_evaluate_task+0x302/0x540
[  326.655788]  out_of_memory+0xa84/0x1430
[  326.659788]  ? oom_killer_disable+0x3a0/0x3a0
[  326.664287]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  326.669224]  ? __ww_mutex_check_waiters+0x160/0x160
[  326.674256]  __alloc_pages_slowpath+0x2354/0x2e10
[  326.679147]  ? warn_alloc+0x120/0x120
[  326.682953]  ? mark_held_locks+0x130/0x130
[  326.687207]  ? warn_alloc+0x120/0x120
[  326.691013]  ? print_usage_bug+0xc0/0xc0
[  326.695089]  ? print_usage_bug+0xc0/0xc0
[  326.699157]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  326.704178]  ? poll_freewait+0x1d6/0x260
[  326.708247]  ? print_usage_bug+0xc0/0xc0
[  326.712331]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  326.717896]  ? should_fail+0x22d/0xd01
[  326.721790]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  326.726895]  ? zap_class+0x640/0x640
[  326.730629]  ? find_held_lock+0x36/0x1c0
[  326.734719]  ? lock_release+0xa00/0xa00
[  326.738698]  ? perf_trace_sched_process_exec+0x860/0x860
[  326.744151]  ? check_preemption_disabled+0x48/0x280
[  326.749179]  ? __might_sleep+0x95/0x190
[  326.753165]  __alloc_pages_nodemask+0xa80/0xde0
[  326.757836]  ? zap_class+0x640/0x640
[  326.761565]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  326.766609]  ? find_held_lock+0x36/0x1c0
[  326.770673]  ? cache_grow_begin+0x65/0x8c0
[  326.774910]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  326.779495]  ? trace_hardirqs_on+0xbd/0x310
[  326.783847]  ? fallback_alloc+0x204/0x2e0
[  326.787998]  ? trace_hardirqs_off_caller+0x310/0x310
[  326.793124]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  326.798674]  cache_grow_begin+0xa5/0x8c0
[  326.802736]  ? do_raw_spin_unlock+0xa7/0x330
[  326.807158]  fallback_alloc+0x204/0x2e0
[  326.811170]  ____cache_alloc_node+0x1c7/0x1e0
[  326.815676]  kmem_cache_alloc+0x1f8/0x730
[  326.819826]  ? lock_release+0xa00/0xa00
[  326.823810]  getname_flags+0xd0/0x590
[  326.827616]  user_path_at_empty+0x2d/0x50
[  326.831769]  vfs_statx+0x129/0x210
[  326.835318]  ? vfs_statx_fd+0xc0/0xc0
[  326.839129]  ? warn_bad_vsyscall+0xb0/0xb0
[  326.843364]  ? trace_hardirqs_on+0xbd/0x310
[  326.847695]  __do_sys_newstat+0x8f/0x110
[  326.851757]  ? cp_new_stat+0xa50/0xa50
[  326.855648]  ? do_syscall_64+0x9a/0x820
[  326.859622]  ? do_syscall_64+0x9a/0x820
[  326.863601]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  326.868185]  ? trace_hardirqs_on+0xbd/0x310
[  326.872508]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  326.877888]  ? trace_hardirqs_off_caller+0x310/0x310
[  326.883002]  __x64_sys_newstat+0x54/0x80
[  326.887074]  do_syscall_64+0x1b9/0x820
[  326.890963]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  326.896344]  ? syscall_return_slowpath+0x5e0/0x5e0
[  326.901300]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  326.906164]  ? trace_hardirqs_on_caller+0x310/0x310
[  326.911214]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  326.916242]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.921782]  ? prepare_exit_to_usermode+0x291/0x3b0
[  326.926851]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  326.931702]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  326.936888] RIP: 0033:0x7fdc1bf50c65
[  326.940614] Code: Bad RIP value.
[  326.943990] RSP: 002b:00007ffe73beb4a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000004
[  326.951698] RAX: ffffffffffffffda RBX: 00007ffe73beb6e0 RCX: 00007fdc1bf50c65
[  326.958964] RDX: 00007ffe73beb6e0 RSI: 00007ffe73beb6e0 RDI: 0000000000407545
[  326.966231] RBP: 0000000000000000 R08: 000000000157d240 R09: 0000000000000001
[  326.973510] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  326.980792] R13: 00007ffe73bebbe0 R14: 0000000000000000 R15: 0000000000000000
[  326.988129] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  326.995515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  327.004886] Call Trace:
[  327.007481]  <IRQ>
[  327.009049] Mem-Info:
[  327.009653]  dump_stack+0x244/0x39d
[  327.009672]  ? dump_stack_print_info.cold.1+0x20/0x20
[  327.009698]  warn_alloc.cold.116+0xb7/0x1bd
[  327.012114] active_anon:57567 inactive_anon:185 isolated_anon:0
[  327.012114]  active_file:18 inactive_file:10 isolated_file:0
[  327.012114]  unevictable:0 dirty:0 writeback:0 unstable:0
[  327.012114]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  327.012114]  mapped:40979 shmem:4339 pagetables:609 bounce:0
[  327.012114]  free:13715 free_pcp:277 free_cma:0
[  327.015708]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  327.020929] Node 0 active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  327.025217]  ? lock_downgrade+0x900/0x900
[  327.058203] 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
[  327.063014]  ? trace_hardirqs_off+0xb8/0x310
[  327.063046]  ? trace_hardirqs_off+0xb8/0x310
[  327.090734] lowmem_reserve[]: 0 2818 6321 6321
[  327.094853]  __alloc_pages_slowpath+0x26e8/0x2e10
[  327.120963] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  327.125376]  ? warn_alloc+0x120/0x120
[  327.129769] lowmem_reserve[]: 0 0 3503 3503
[  327.134330]  ? print_usage_bug+0xc0/0xc0
[  327.139149] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2436kB bounce:0kB free_pcp:1108kB local_pcp:944kB free_cma:0kB
[  327.166415]  ? warn_alloc+0x120/0x120
[  327.166433]  ? warn_alloc+0x120/0x120
[  327.166465]  ? print_usage_bug+0xc0/0xc0
[  327.170319] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  327.174581]  ? print_usage_bug+0xc0/0xc0
[  327.178618] kworker/1:4 cpuset=/ mems_allowed=0
[  327.208087]  ? __lock_acquire+0x62f/0x4c20
[  327.242930]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  327.248466]  ? should_fail+0x22d/0xd01
[  327.252371]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  327.257477]  ? __lock_acquire+0x62f/0x4c20
[  327.261735]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  327.266867]  ? __lock_acquire+0x62f/0x4c20
[  327.271105]  ? should_fail+0x22d/0xd01
[  327.275026]  ? find_held_lock+0x36/0x1c0
[  327.279108]  ? mark_held_locks+0x130/0x130
[  327.283350]  ? mark_held_locks+0x130/0x130
[  327.287584]  ? zap_class+0x640/0x640
[  327.291316]  ? zap_class+0x640/0x640
[  327.295036]  ? print_usage_bug+0xc0/0xc0
[  327.299109]  ? do_raw_spin_unlock+0xa7/0x330
[  327.303522]  ? zap_class+0x640/0x640
[  327.307242]  ? print_usage_bug+0xc0/0xc0
[  327.311303]  ? wq_watchdog_touch+0x9c/0xfe
[  327.315556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.321100]  ? check_preemption_disabled+0x48/0x280
[  327.326131]  ? __lock_is_held+0xb5/0x140
[  327.330199]  __alloc_pages_nodemask+0xa80/0xde0
[  327.334868]  ? zap_class+0x640/0x640
[  327.338588]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  327.343619]  ? find_held_lock+0x36/0x1c0
[  327.347718]  ? ____cache_alloc_node+0x1c7/0x1e0
[  327.352392]  ? lock_downgrade+0x900/0x900
[  327.356567]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.362111]  cache_grow_begin+0xa5/0x8c0
[  327.366182]  ? do_raw_spin_unlock+0xa7/0x330
[  327.370605]  fallback_alloc+0x204/0x2e0
[  327.374590]  ____cache_alloc_node+0x1c7/0x1e0
[  327.379096]  kmem_cache_alloc_node+0xe3/0x730
[  327.383593]  ? ipv6_get_ifaddr+0x42e/0x620
[  327.387841]  __alloc_skb+0x119/0x770
[  327.391552]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  327.396833]  ? netdev_alloc_frag+0x1f0/0x1f0
[  327.401245]  ? lock_downgrade+0x900/0x900
[  327.405400]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.410959]  ? refcount_sub_and_test_checked+0x203/0x310
[  327.416419]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  327.421869]  ? addrconf_rs_timer+0x690/0x690
[  327.426287]  ndisc_alloc_skb+0x144/0x340
[  327.430351]  ndisc_send_rs+0x331/0x6e0
[  327.434247]  addrconf_rs_timer+0x314/0x690
[  327.438486]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  327.442730]  call_timer_fn+0x272/0x920
[  327.446619]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  327.450868]  ? process_timeout+0x40/0x40
[  327.454938]  ? __run_timers+0x7da/0xc70
[  327.458929]  ? _raw_spin_unlock_irq+0x27/0x80
[  327.463421]  ? _raw_spin_unlock_irq+0x27/0x80
[  327.467918]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  327.472159]  ? lockdep_hardirqs_on+0x296/0x5b0
[  327.476743]  ? trace_hardirqs_on+0xbd/0x310
[  327.481071]  ? kasan_check_read+0x11/0x20
[  327.485217]  ? __run_timers+0x7da/0xc70
[  327.489194]  ? trace_hardirqs_off_caller+0x310/0x310
[  327.494301]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  327.498565]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  327.502797]  __run_timers+0x7e5/0xc70
[  327.506609]  ? timer_fixup_init+0x70/0x70
[  327.510756]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  327.515805]  ? zap_class+0x640/0x640
[  327.519540]  ? enqueue_hrtimer+0x1a5/0x560
[  327.523781]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  327.528980]  ? find_held_lock+0x36/0x1c0
[  327.533059]  ? zap_class+0x640/0x640
[  327.536777]  ? pvclock_read_flags+0x160/0x160
[  327.541289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.546828]  ? check_preemption_disabled+0x48/0x280
[  327.551855]  ? __lock_is_held+0xb5/0x140
[  327.555917]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.561458]  ? check_preemption_disabled+0x48/0x280
[  327.566480]  run_timer_softirq+0x52/0xb0
[  327.570582]  ? rcu_read_lock_sched_held+0x14f/0x180
[  327.575614]  __do_softirq+0x308/0xb7e
[  327.579417]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  327.583914]  ? lock_downgrade+0x900/0x900
[  327.588087]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  327.593204]  ? pvclock_read_flags+0x160/0x160
[  327.597702]  ? lapic_next_event+0x5a/0x90
[  327.601852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.607396]  ? kvm_clock_read+0x18/0x30
[  327.611373]  ? kvm_sched_clock_read+0x9/0x20
[  327.615784]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.621322]  ? check_preemption_disabled+0x48/0x280
[  327.626366]  irq_exit+0x17f/0x1c0
[  327.629821]  smp_apic_timer_interrupt+0x1cb/0x760
[  327.634663]  ? smp_reschedule_interrupt+0x109/0x650
[  327.639684]  ? smp_call_function_single_interrupt+0x650/0x650
[  327.645569]  ? interrupt_entry+0xb5/0xc0
[  327.649632]  ? trace_hardirqs_off_caller+0xbb/0x310
[  327.654670]  ? trace_hardirqs_off_caller+0xbb/0x310
[  327.659704]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  327.664560]  ? trace_hardirqs_on_caller+0x310/0x310
[  327.669576]  ? trace_hardirqs_on_caller+0x310/0x310
[  327.674610]  ? task_prio+0x50/0x50
[  327.678154]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.683696]  ? check_preemption_disabled+0x48/0x280
[  327.688732]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  327.693585]  apic_timer_interrupt+0xf/0x20
[  327.697814]  </IRQ>
[  327.700069] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  327.705953] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  327.724852] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  327.732556] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  327.739823] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  327.747091] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  327.754356] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  327.761642] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  327.768963]  ? save_stack+0xa9/0xd0
[  327.772598]  __kmalloc_node_track_caller+0x3c/0x70
[  327.777534]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  327.782300]  pskb_expand_head+0x230/0x10f0
[  327.786536]  ? check_preemption_disabled+0x48/0x280
[  327.791558]  ? memcpy+0x45/0x50
[  327.794842]  ? __copy_skb_header+0x350/0x6b0
[  327.799251]  ? skb_release_data+0x880/0x880
[  327.803575]  ? __alloc_skb+0x770/0x770
[  327.807478]  ? __lock_is_held+0xb5/0x140
[  327.811560]  ? kasan_check_write+0x14/0x20
[  327.815796]  ? __skb_clone+0x6c7/0xa00
[  327.819689]  ? __copy_skb_header+0x6b0/0x6b0
[  327.824097]  ? kmem_cache_alloc+0x33a/0x730
[  327.828435]  skb_ensure_writable+0x3dd/0x640
[  327.832849]  ? skb_checksum_setup+0xaa0/0xaa0
[  327.837348]  ? check_preemption_disabled+0x48/0x280
[  327.842384]  ? __this_cpu_preempt_check+0x1c/0x20
[  327.847225]  ? __bpf_redirect+0x54b/0xb20
[  327.851381]  bpf_clone_redirect+0x14a/0x490
[  327.855727]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  327.860759]  ? __sched_text_start+0x8/0x8
[  327.864910]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  327.869674]  ? find_held_lock+0x36/0x1c0
[  327.873753]  ? lock_acquire+0x1ed/0x520
[  327.877748]  ? bpf_test_run+0x3cb/0x780
[  327.881724]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.887274]  ? check_preemption_disabled+0x48/0x280
[  327.892325]  ? kasan_check_read+0x11/0x20
[  327.896476]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  327.901771]  ? rcu_softirq_qs+0x20/0x20
[  327.905762]  ? preempt_schedule+0x4d/0x60
[  327.909911]  ? ___preempt_schedule+0x16/0x18
[  327.914347]  ? bpf_test_run+0x25d/0x780
[  327.918345]  ? netlink_diag_dump+0x2a0/0x2a0
[  327.922762]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  327.928303]  ? bpf_test_init.isra.10+0x70/0x100
[  327.932980]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  327.937760]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  327.942632]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  327.948170]  ? fput+0x130/0x1a0
[  327.951484]  ? __bpf_prog_get+0x9b/0x290
[  327.955549]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  327.960403]  ? bpf_prog_test_run+0x130/0x1a0
[  327.964818]  ? __x64_sys_bpf+0x3db/0x520
[  327.968892]  ? bpf_prog_get+0x20/0x20
[  327.972715]  ? do_syscall_64+0x1b9/0x820
[  327.976787]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  327.982179]  ? syscall_return_slowpath+0x5e0/0x5e0
[  327.987106]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  327.991955]  ? trace_hardirqs_on_caller+0x310/0x310
[  327.996973]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  328.001995]  ? prepare_exit_to_usermode+0x291/0x3b0
[  328.007017]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  328.011875]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  328.017258] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  328.017263] warn_alloc_show_mem: 1 callbacks suppressed
[  328.017272] Mem-Info:
[  328.024374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  328.029761] active_anon:57567 inactive_anon:185 isolated_anon:0
[  328.029761]  active_file:18 inactive_file:10 isolated_file:0
[  328.029761]  unevictable:0 dirty:0 writeback:0 unstable:0
[  328.029761]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  328.029761]  mapped:40979 shmem:4339 pagetables:609 bounce:0
[  328.029761]  free:13715 free_pcp:277 free_cma:0
[  328.032152] Workqueue: events_power_efficient neigh_periodic_work
[  328.041538] Node 0 active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  328.074467] Call Trace:
[  328.080714] 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
[  328.108386]  dump_stack+0x244/0x39d
[  328.110948] lowmem_reserve[]: 0 2818 6321 6321
[  328.137069]  ? dump_stack_print_info.cold.1+0x20/0x20
[  328.140676] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  328.145264]  warn_alloc.cold.116+0xb7/0x1bd
[  328.150422] lowmem_reserve[]: 0 0 3503 3503
[  328.177573]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  328.181897] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2436kB bounce:0kB free_pcp:1108kB local_pcp:164kB free_cma:0kB
[  328.186405]  ? lock_downgrade+0x900/0x900
[  328.191257] lowmem_reserve[]: 0 0 0 0
[  328.220255]  ? trace_hardirqs_off+0xb8/0x310
[  328.224382] 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
[  328.228183]  ? trace_hardirqs_off+0xb8/0x310
[  328.232583] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  328.246106]  __alloc_pages_slowpath+0x26e8/0x2e10
[  328.250486] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 87*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13864kB
[  328.265855]  ? warn_alloc+0x120/0x120
[  328.270669] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  328.285487]  ? warn_alloc+0x120/0x120
[  328.289279] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  328.298107]  ? check_preemption_disabled+0x48/0x280
[  328.301880] 4367 total pagecache pages
[  328.310449]  ? warn_alloc+0x120/0x120
[  328.315458] 0 pages in swap cache
[  328.319340]  ? zap_class+0x640/0x640
[  328.323131] Swap cache stats: add 0, delete 0, find 0/0
[  328.326604]  ? print_usage_bug+0xc0/0xc0
[  328.330292] Free swap  = 0kB
[  328.335650]  ? print_usage_bug+0xc0/0xc0
[  328.339703] Total swap = 0kB
[  328.342728]  ? __lock_acquire+0x62f/0x4c20
[  328.346765] 1965979 pages RAM
[  328.349780]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  328.353985] 0 pages HighMem/MovableOnly
[  328.357086]  ? should_fail+0x22d/0xd01
[  328.362596] 342853 pages reserved
[  328.366568]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  328.370448] 0 pages cma reserved
[  328.373898]  ? __lock_acquire+0x62f/0x4c20
[  328.379070] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  328.382337]  ? __lock_acquire+0x62f/0x4c20
[  328.382351]  ? should_fail+0x22d/0xd01
[  328.382377]  ? mark_held_locks+0x130/0x130
[  328.386646] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  328.393077]  ? mark_held_locks+0x130/0x130
[  328.397307] syz-executor2 cpuset=syz2 mems_allowed=0
[  328.401191]  ? pick_next_task_fair+0xa05/0x1b30
[  328.429851]  ? rcu_read_lock_sched_held+0x14f/0x180
[  328.434886]  ? zap_class+0x640/0x640
[  328.438604]  ? zap_class+0x640/0x640
[  328.442325]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  328.447868]  ? check_preemption_disabled+0x48/0x280
[  328.452897]  ? __lock_is_held+0xb5/0x140
[  328.456963]  __alloc_pages_nodemask+0xa80/0xde0
[  328.461666]  ? zap_class+0x640/0x640
[  328.465405]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  328.470447]  ? find_held_lock+0x36/0x1c0
[  328.474523]  ? ____cache_alloc_node+0x1c7/0x1e0
[  328.479202]  ? lock_downgrade+0x900/0x900
[  328.483361]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  328.488902]  cache_grow_begin+0xa5/0x8c0
[  328.492959]  ? do_raw_spin_unlock+0xa7/0x330
[  328.497375]  fallback_alloc+0x204/0x2e0
[  328.501370]  ____cache_alloc_node+0x1c7/0x1e0
[  328.505876]  kmem_cache_alloc_node+0xe3/0x730
[  328.510383]  ? zap_class+0x640/0x640
[  328.514102]  ? __sched_text_start+0x8/0x8
[  328.518265]  __alloc_skb+0x119/0x770
[  328.521979]  ? zap_class+0x640/0x640
[  328.525710]  ? netdev_alloc_frag+0x1f0/0x1f0
[  328.530148]  ? neigh_periodic_work+0x8ca/0xc60
[  328.534744]  ? lock_downgrade+0x900/0x900
[  328.538923]  ? kasan_check_read+0x11/0x20
[  328.543077]  ? do_raw_write_lock+0x14f/0x310
[  328.547499]  __neigh_notify+0x8c/0x160
[  328.551395]  neigh_cleanup_and_release+0x7b/0xe0
[  328.556155]  neigh_periodic_work+0x8d2/0xc60
[  328.560583]  ? neigh_table_clear+0x390/0x390
[  328.565030]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  328.570584]  ? check_preemption_disabled+0x48/0x280
[  328.575618]  ? __lock_is_held+0xb5/0x140
[  328.579729]  process_one_work+0xc90/0x1c40
[  328.583973]  ? mark_held_locks+0x130/0x130
[  328.588227]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  328.592912]  ? __switch_to_asm+0x40/0x70
[  328.596973]  ? __switch_to_asm+0x40/0x70
[  328.601048]  ? __switch_to_asm+0x34/0x70
[  328.605111]  ? __switch_to_asm+0x40/0x70
[  328.609188]  ? __switch_to_asm+0x34/0x70
[  328.613264]  ? __switch_to_asm+0x40/0x70
[  328.617355]  ? __switch_to_asm+0x34/0x70
[  328.621433]  ? __switch_to_asm+0x40/0x70
[  328.625503]  ? __schedule+0x8d7/0x21d0
[  328.629392]  ? __switch_to_asm+0x34/0x70
[  328.633462]  ? __switch_to_asm+0x40/0x70
[  328.637564]  ? zap_class+0x640/0x640
[  328.641286]  ? find_held_lock+0x36/0x1c0
[  328.645357]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  328.649962]  ? lock_acquire+0x1ed/0x520
[  328.653941]  ? worker_thread+0x3e0/0x1390
[  328.658104]  ? kasan_check_read+0x11/0x20
[  328.662253]  ? do_raw_spin_lock+0x14f/0x350
[  328.666583]  ? kasan_check_read+0x11/0x20
[  328.670763]  ? rwlock_bug.part.2+0x90/0x90
[  328.675000]  ? trace_hardirqs_on+0x310/0x310
[  328.679426]  worker_thread+0x17f/0x1390
[  328.683398]  ? __switch_to_asm+0x34/0x70
[  328.687497]  ? process_one_work+0x1c40/0x1c40
[  328.692017]  ? __sched_text_start+0x8/0x8
[  328.696209]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  328.700993]  ? __kthread_parkme+0xce/0x1a0
[  328.705235]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  328.710340]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  328.715447]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  328.720048]  ? trace_hardirqs_on+0xbd/0x310
[  328.724372]  ? kasan_check_read+0x11/0x20
[  328.728526]  ? __kthread_parkme+0xce/0x1a0
[  328.732770]  ? trace_hardirqs_off_caller+0x310/0x310
[  328.737885]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  328.743008]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  328.748562]  ? __kthread_parkme+0xfb/0x1a0
[  328.752804]  ? process_one_work+0x1c40/0x1c40
[  328.757304]  kthread+0x35a/0x440
[  328.760678]  ? kthread_stop+0x900/0x900
[  328.764668]  ret_from_fork+0x3a/0x50
[  328.768411] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  328.768413] Mem-Info:
[  328.768446] active_anon:57567 inactive_anon:185 isolated_anon:0
[  328.768446]  active_file:18 inactive_file:10 isolated_file:0
[  328.768446]  unevictable:0 dirty:0 writeback:0 unstable:0
[  328.768446]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  328.768446]  mapped:40979 shmem:4339 pagetables:609 bounce:0
[  328.768446]  free:13715 free_pcp:277 free_cma:0
[  328.775786] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  328.778235] Node 0 active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  328.811176] Call Trace:
[  328.820523] 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
[  328.848179]  <IRQ>
[  328.850763] lowmem_reserve[]: 0 2818 6321 6321
[  328.876874]  dump_stack+0x244/0x39d
[  328.879014] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  328.883641]  ? dump_stack_print_info.cold.1+0x20/0x20
[  328.887261] lowmem_reserve[]: 0 0 3503 3503
[  328.914433]  warn_alloc.cold.116+0xb7/0x1bd
[  328.919606] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2436kB bounce:0kB free_pcp:1108kB local_pcp:944kB free_cma:0kB
[  328.923924]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  328.928220] lowmem_reserve[]: 0 0 0 0
[  328.957192]  ? lock_downgrade+0x900/0x900
[  328.962014] 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
[  328.965821]  ? trace_hardirqs_off+0xb8/0x310
[  328.969942] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  328.983475]  ? trace_hardirqs_off+0xb8/0x310
[  328.987855] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 87*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13864kB
[  329.003199]  __alloc_pages_slowpath+0x26e8/0x2e10
[  329.007585] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  329.022431]  ? warn_alloc+0x120/0x120
[  329.027235] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  329.036080]  ? print_usage_bug+0xc0/0xc0
[  329.039861] 4367 total pagecache pages
[  329.048426]  ? warn_alloc+0x120/0x120
[  329.052469] 0 pages in swap cache
[  329.056342]  ? warn_alloc+0x120/0x120
[  329.060122] Swap cache stats: add 0, delete 0, find 0/0
[  329.063570]  ? print_usage_bug+0xc0/0xc0
[  329.067347] Free swap  = 0kB
[  329.072701]  ? print_usage_bug+0xc0/0xc0
[  329.076765] Total swap = 0kB
[  329.079775]  ? __lock_acquire+0x62f/0x4c20
[  329.083813] 1965979 pages RAM
[  329.086828]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  329.091051] 0 pages HighMem/MovableOnly
[  329.094166]  ? should_fail+0x22d/0xd01
[  329.099677] 342853 pages reserved
[  329.103663]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  329.107529] 0 pages cma reserved
[  329.110978]  ? __lock_acquire+0x62f/0x4c20
[  329.116574] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  329.119529]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  329.123740] kworker/1:4 cpuset=/ mems_allowed=0
[  329.134061]  ? __lock_acquire+0x62f/0x4c20
[  329.148015]  ? should_fail+0x22d/0xd01
[  329.151917]  ? find_held_lock+0x36/0x1c0
[  329.156005]  ? mark_held_locks+0x130/0x130
[  329.160250]  ? mark_held_locks+0x130/0x130
[  329.164482]  ? zap_class+0x640/0x640
[  329.168230]  ? zap_class+0x640/0x640
[  329.171948]  ? print_usage_bug+0xc0/0xc0
[  329.176020]  ? do_raw_spin_unlock+0xa7/0x330
[  329.180452]  ? zap_class+0x640/0x640
[  329.184172]  ? print_usage_bug+0xc0/0xc0
[  329.188250]  ? wq_watchdog_touch+0x9c/0xfe
[  329.192494]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.198061]  ? check_preemption_disabled+0x48/0x280
[  329.203097]  ? __lock_is_held+0xb5/0x140
[  329.207166]  __alloc_pages_nodemask+0xa80/0xde0
[  329.211851]  ? zap_class+0x640/0x640
[  329.215569]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  329.220612]  ? find_held_lock+0x36/0x1c0
[  329.224680]  ? ____cache_alloc_node+0x1c7/0x1e0
[  329.229349]  ? lock_downgrade+0x900/0x900
[  329.233507]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.239064]  cache_grow_begin+0xa5/0x8c0
[  329.243145]  ? do_raw_spin_unlock+0xa7/0x330
[  329.247623]  fallback_alloc+0x204/0x2e0
[  329.251603]  ____cache_alloc_node+0x1c7/0x1e0
[  329.256105]  kmem_cache_alloc_node+0xe3/0x730
[  329.260604]  ? ipv6_get_ifaddr+0x42e/0x620
[  329.264852]  __alloc_skb+0x119/0x770
[  329.268584]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  329.273865]  ? netdev_alloc_frag+0x1f0/0x1f0
[  329.278274]  ? lock_downgrade+0x900/0x900
[  329.282434]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.287974]  ? refcount_sub_and_test_checked+0x203/0x310
[  329.293432]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  329.298886]  ? addrconf_rs_timer+0x690/0x690
[  329.303307]  ndisc_alloc_skb+0x144/0x340
[  329.307375]  ndisc_send_rs+0x331/0x6e0
[  329.311270]  addrconf_rs_timer+0x314/0x690
[  329.315686]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  329.319932]  call_timer_fn+0x272/0x920
[  329.323820]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  329.328145]  ? process_timeout+0x40/0x40
[  329.332216]  ? __run_timers+0x7da/0xc70
[  329.336193]  ? _raw_spin_unlock_irq+0x27/0x80
[  329.340692]  ? _raw_spin_unlock_irq+0x27/0x80
[  329.345202]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  329.349457]  ? lockdep_hardirqs_on+0x296/0x5b0
[  329.354058]  ? trace_hardirqs_on+0xbd/0x310
[  329.358383]  ? kasan_check_read+0x11/0x20
[  329.362533]  ? __run_timers+0x7da/0xc70
[  329.366509]  ? trace_hardirqs_off_caller+0x310/0x310
[  329.371616]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  329.375853]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  329.380091]  __run_timers+0x7e5/0xc70
[  329.383902]  ? timer_fixup_init+0x70/0x70
[  329.388066]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  329.393089]  ? zap_class+0x640/0x640
[  329.396809]  ? enqueue_hrtimer+0x1a5/0x560
[  329.401060]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  329.406258]  ? find_held_lock+0x36/0x1c0
[  329.410329]  ? zap_class+0x640/0x640
[  329.414073]  ? pvclock_read_flags+0x160/0x160
[  329.418574]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.424133]  ? check_preemption_disabled+0x48/0x280
[  329.429207]  ? __lock_is_held+0xb5/0x140
[  329.433274]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.438829]  ? check_preemption_disabled+0x48/0x280
[  329.443851]  run_timer_softirq+0x52/0xb0
[  329.447911]  ? rcu_read_lock_sched_held+0x14f/0x180
[  329.452946]  __do_softirq+0x308/0xb7e
[  329.456769]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  329.461264]  ? lock_downgrade+0x900/0x900
[  329.465420]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  329.470564]  ? pvclock_read_flags+0x160/0x160
[  329.475077]  ? lapic_next_event+0x5a/0x90
[  329.479231]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.484803]  ? kvm_clock_read+0x18/0x30
[  329.488788]  ? kvm_sched_clock_read+0x9/0x20
[  329.493220]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.498758]  ? check_preemption_disabled+0x48/0x280
[  329.503789]  irq_exit+0x17f/0x1c0
[  329.507246]  smp_apic_timer_interrupt+0x1cb/0x760
[  329.512087]  ? smp_reschedule_interrupt+0x109/0x650
[  329.517125]  ? smp_call_function_single_interrupt+0x650/0x650
[  329.523008]  ? interrupt_entry+0xb5/0xc0
[  329.527078]  ? trace_hardirqs_off_caller+0xbb/0x310
[  329.532099]  ? trace_hardirqs_off_caller+0xbb/0x310
[  329.537134]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  329.541977]  ? trace_hardirqs_on_caller+0x310/0x310
[  329.547023]  ? trace_hardirqs_on_caller+0x310/0x310
[  329.552065]  ? task_prio+0x50/0x50
[  329.555637]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.561176]  ? check_preemption_disabled+0x48/0x280
[  329.566199]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  329.571077]  apic_timer_interrupt+0xf/0x20
[  329.575308]  </IRQ>
[  329.577551] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  329.583466] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  329.602381] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  329.610087] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  329.617370] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  329.624638] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  329.631906] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  329.639191] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  329.646507]  ? save_stack+0xa9/0xd0
[  329.650147]  __kmalloc_node_track_caller+0x3c/0x70
[  329.655098]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  329.659860]  pskb_expand_head+0x230/0x10f0
[  329.664094]  ? check_preemption_disabled+0x48/0x280
[  329.669114]  ? memcpy+0x45/0x50
[  329.672397]  ? __copy_skb_header+0x350/0x6b0
[  329.676827]  ? skb_release_data+0x880/0x880
[  329.681217]  ? __alloc_skb+0x770/0x770
[  329.685117]  ? __lock_is_held+0xb5/0x140
[  329.689201]  ? kasan_check_write+0x14/0x20
[  329.693434]  ? __skb_clone+0x6c7/0xa00
[  329.697328]  ? __copy_skb_header+0x6b0/0x6b0
[  329.701731]  ? kmem_cache_alloc+0x33a/0x730
[  329.706074]  skb_ensure_writable+0x3dd/0x640
[  329.710489]  ? skb_checksum_setup+0xaa0/0xaa0
[  329.714983]  ? check_preemption_disabled+0x48/0x280
[  329.720028]  ? __this_cpu_preempt_check+0x1c/0x20
[  329.724883]  ? __bpf_redirect+0x54b/0xb20
[  329.729055]  bpf_clone_redirect+0x14a/0x490
[  329.733394]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  329.738426]  ? __sched_text_start+0x8/0x8
[  329.742577]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  329.747359]  ? find_held_lock+0x36/0x1c0
[  329.751443]  ? lock_acquire+0x1ed/0x520
[  329.755417]  ? bpf_test_run+0x3cb/0x780
[  329.759394]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.764933]  ? check_preemption_disabled+0x48/0x280
[  329.769972]  ? kasan_check_read+0x11/0x20
[  329.774143]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  329.779434]  ? rcu_softirq_qs+0x20/0x20
[  329.783410]  ? preempt_schedule+0x4d/0x60
[  329.787559]  ? ___preempt_schedule+0x16/0x18
[  329.791996]  ? bpf_test_run+0x25d/0x780
[  329.795982]  ? netlink_diag_dump+0x2a0/0x2a0
[  329.800409]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  329.805944]  ? bpf_test_init.isra.10+0x70/0x100
[  329.810634]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  329.815415]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  329.820257]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  329.825797]  ? fput+0x130/0x1a0
[  329.829095]  ? __bpf_prog_get+0x9b/0x290
[  329.833160]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  329.837999]  ? bpf_prog_test_run+0x130/0x1a0
[  329.842411]  ? __x64_sys_bpf+0x3db/0x520
[  329.846475]  ? bpf_prog_get+0x20/0x20
[  329.850302]  ? do_syscall_64+0x1b9/0x820
[  329.854364]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  329.859734]  ? syscall_return_slowpath+0x5e0/0x5e0
[  329.864665]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  329.869511]  ? trace_hardirqs_on_caller+0x310/0x310
[  329.874528]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  329.879546]  ? prepare_exit_to_usermode+0x291/0x3b0
[  329.884568]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  329.889423]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  329.894805] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  329.894873] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  329.901908] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  329.901925] Workqueue: events_power_efficient neigh_periodic_work
[  329.901933] Call Trace:
[  329.901939]  <IRQ>
[  329.901959]  dump_stack+0x244/0x39d
[  329.908481] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  329.917779]  ? dump_stack_print_info.cold.1+0x20/0x20
[  329.923986] syz-executor2 cpuset=syz2 mems_allowed=0
[  329.926590]  warn_alloc.cold.116+0xb7/0x1bd
[  329.957376]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  329.962222]  ? lock_downgrade+0x900/0x900
[  329.966377]  ? trace_hardirqs_off+0xb8/0x310
[  329.970796]  ? trace_hardirqs_off+0xb8/0x310
[  329.975214]  __alloc_pages_slowpath+0x26e8/0x2e10
[  329.980110]  ? warn_alloc+0x120/0x120
[  329.983920]  ? warn_alloc+0x120/0x120
[  329.987726]  ? warn_alloc+0x120/0x120
[  329.991543]  ? print_usage_bug+0xc0/0xc0
[  329.995611]  ? print_usage_bug+0xc0/0xc0
[  329.999676]  ? print_usage_bug+0xc0/0xc0
[  330.003737]  ? kasan_check_read+0x11/0x20
[  330.007883]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  330.013158]  ? rcu_softirq_qs+0x20/0x20
[  330.017135]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  330.022734]  ? should_fail+0x22d/0xd01
[  330.026626]  ? __lock_acquire+0x62f/0x4c20
[  330.030868]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  330.035974]  ? __lock_acquire+0x62f/0x4c20
[  330.040214]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  330.045333]  ? __lock_acquire+0x62f/0x4c20
[  330.049573]  ? should_fail+0x22d/0xd01
[  330.053473]  ? mark_held_locks+0x130/0x130
[  330.057718]  ? mark_held_locks+0x130/0x130
[  330.061958]  ? __enqueue_entity+0x10d/0x1f0
[  330.066303]  ? zap_class+0x640/0x640
[  330.070018]  ? print_usage_bug+0xc0/0xc0
[  330.074103]  ? enqueue_entity+0x34b/0x20a0
[  330.078341]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.083884]  ? check_preemption_disabled+0x48/0x280
[  330.088912]  ? __lock_is_held+0xb5/0x140
[  330.092980]  __alloc_pages_nodemask+0xa80/0xde0
[  330.097652]  ? zap_class+0x640/0x640
[  330.101378]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  330.106427]  ? find_held_lock+0x36/0x1c0
[  330.110502]  ? ____cache_alloc_node+0x1c7/0x1e0
[  330.115190]  ? lock_downgrade+0x900/0x900
[  330.119362]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.124907]  cache_grow_begin+0xa5/0x8c0
[  330.128970]  ? do_raw_spin_unlock+0xa7/0x330
[  330.133387]  fallback_alloc+0x204/0x2e0
[  330.137367]  ____cache_alloc_node+0x1c7/0x1e0
[  330.141870]  kmem_cache_alloc_node+0xe3/0x730
[  330.146394]  ? ipv6_get_ifaddr+0x42e/0x620
[  330.150640]  __alloc_skb+0x119/0x770
[  330.154364]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  330.159647]  ? netdev_alloc_frag+0x1f0/0x1f0
[  330.164062]  ? lock_downgrade+0x900/0x900
[  330.168318]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.173860]  ? refcount_sub_and_test_checked+0x203/0x310
[  330.179321]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  330.184986]  ? addrconf_rs_timer+0x690/0x690
[  330.189418]  ndisc_alloc_skb+0x144/0x340
[  330.193487]  ndisc_send_rs+0x331/0x6e0
[  330.197397]  addrconf_rs_timer+0x314/0x690
[  330.201681]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  330.205929]  call_timer_fn+0x272/0x920
[  330.209848]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  330.214117]  ? process_timeout+0x40/0x40
[  330.218191]  ? mark_held_locks+0xc7/0x130
[  330.222342]  ? _raw_spin_unlock_irq+0x27/0x80
[  330.226856]  ? _raw_spin_unlock_irq+0x27/0x80
[  330.231370]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  330.235605]  ? lockdep_hardirqs_on+0x296/0x5b0
[  330.240189]  ? trace_hardirqs_on+0xbd/0x310
[  330.244508]  ? kasan_check_read+0x11/0x20
[  330.248653]  ? __run_timers+0x7da/0xc70
[  330.252634]  ? trace_hardirqs_off_caller+0x310/0x310
[  330.257751]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  330.261989]  __run_timers+0x7e5/0xc70
[  330.265816]  ? timer_fixup_init+0x70/0x70
[  330.269966]  ? lock_downgrade+0x900/0x900
[  330.274117]  ? zap_class+0x640/0x640
[  330.277849]  ? print_usage_bug+0xc0/0xc0
[  330.281935]  ? trace_hardirqs_on+0x310/0x310
[  330.286358]  ? kvm_clock_read+0x18/0x30
[  330.290350]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  330.295366]  ? ktime_get+0x2c1/0x400
[  330.299087]  ? zap_class+0x640/0x640
[  330.302812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.308366]  ? check_preemption_disabled+0x48/0x280
[  330.313397]  ? __lock_is_held+0xb5/0x140
[  330.317462]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.323015]  ? check_preemption_disabled+0x48/0x280
[  330.328052]  run_timer_softirq+0x52/0xb0
[  330.332116]  ? rcu_read_lock_sched_held+0x14f/0x180
[  330.337136]  __do_softirq+0x308/0xb7e
[  330.340949]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  330.346058]  ? irq_exit+0xbd/0x1c0
[  330.349618]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  330.354646]  ? smp_reschedule_interrupt+0x109/0x650
[  330.359677]  ? smp_call_function_single_interrupt+0x650/0x650
[  330.365583]  ? ret_from_intr+0xb/0x1e
[  330.369385]  ? trace_hardirqs_off_caller+0xbb/0x310
[  330.374420]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  330.379273]  ? trace_hardirqs_on_caller+0x310/0x310
[  330.384294]  ? task_prio+0x50/0x50
[  330.387842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.393380]  ? check_preemption_disabled+0x48/0x280
[  330.398409]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  330.403278]  ? neigh_periodic_work+0x6bd/0xc60
[  330.407865]  do_softirq_own_stack+0x2a/0x40
[  330.412180]  </IRQ>
[  330.414425]  do_softirq.part.14+0x126/0x160
[  330.418747]  __local_bh_enable_ip+0x21d/0x260
[  330.423246]  _raw_write_unlock_bh+0x30/0x40
[  330.427574]  neigh_periodic_work+0x6bd/0xc60
[  330.431994]  ? neigh_table_clear+0x390/0x390
[  330.436454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.441995]  ? check_preemption_disabled+0x48/0x280
[  330.447048]  ? __lock_is_held+0xb5/0x140
[  330.451165]  process_one_work+0xc90/0x1c40
[  330.455401]  ? mark_held_locks+0x130/0x130
[  330.459650]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  330.464317]  ? __switch_to_asm+0x40/0x70
[  330.468376]  ? __switch_to_asm+0x40/0x70
[  330.472433]  ? __switch_to_asm+0x34/0x70
[  330.476495]  ? __switch_to_asm+0x40/0x70
[  330.480605]  ? __switch_to_asm+0x34/0x70
[  330.484663]  ? __switch_to_asm+0x40/0x70
[  330.488735]  ? __switch_to_asm+0x34/0x70
[  330.492795]  ? __switch_to_asm+0x40/0x70
[  330.496893]  ? __schedule+0x8d7/0x21d0
[  330.500792]  ? __switch_to_asm+0x34/0x70
[  330.504853]  ? __switch_to_asm+0x40/0x70
[  330.508930]  ? zap_class+0x640/0x640
[  330.512652]  ? find_held_lock+0x36/0x1c0
[  330.516729]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  330.521329]  ? lock_acquire+0x1ed/0x520
[  330.525304]  ? worker_thread+0x3e0/0x1390
[  330.529464]  ? kasan_check_read+0x11/0x20
[  330.533613]  ? do_raw_spin_lock+0x14f/0x350
[  330.537952]  ? kasan_check_read+0x11/0x20
[  330.542105]  ? rwlock_bug.part.2+0x90/0x90
[  330.546343]  ? trace_hardirqs_on+0x310/0x310
[  330.550767]  worker_thread+0x17f/0x1390
[  330.554749]  ? __switch_to_asm+0x34/0x70
[  330.558838]  ? process_one_work+0x1c40/0x1c40
[  330.563351]  ? __sched_text_start+0x8/0x8
[  330.567505]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  330.572288]  ? __kthread_parkme+0xce/0x1a0
[  330.576541]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  330.581666]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  330.586787]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  330.591412]  ? trace_hardirqs_on+0xbd/0x310
[  330.595737]  ? kasan_check_read+0x11/0x20
[  330.599885]  ? __kthread_parkme+0xce/0x1a0
[  330.604129]  ? trace_hardirqs_off_caller+0x310/0x310
[  330.609247]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  330.614366]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  330.619918]  ? __kthread_parkme+0xfb/0x1a0
[  330.624156]  ? process_one_work+0x1c40/0x1c40
[  330.628656]  kthread+0x35a/0x440
[  330.632028]  ? kthread_stop+0x900/0x900
[  330.636012]  ret_from_fork+0x3a/0x50
[  330.639748] warn_alloc_show_mem: 1 callbacks suppressed
[  330.639761] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  330.639762] Mem-Info:
[  330.639794] active_anon:57567 inactive_anon:185 isolated_anon:0
[  330.639794]  active_file:18 inactive_file:10 isolated_file:0
[  330.639794]  unevictable:0 dirty:0 writeback:0 unstable:0
[  330.639794]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  330.639794]  mapped:40979 shmem:4339 pagetables:609 bounce:0
[  330.639794]  free:13715 free_pcp:277 free_cma:0
[  330.645139] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  330.652536] Node 0 active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  330.654938] Call Trace:
[  330.688155] 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
[  330.697497]  <IRQ>
[  330.725152] lowmem_reserve[]: 0 2818 6321 6321
[  330.727733]  dump_stack+0x244/0x39d
[  330.753831] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  330.755980]  ? dump_stack_print_info.cold.1+0x20/0x20
[  330.760537] lowmem_reserve[]: 0 0 3503 3503
[  330.764171]  warn_alloc.cold.116+0xb7/0x1bd
[  330.791295] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2436kB bounce:0kB free_pcp:1108kB local_pcp:944kB free_cma:0kB
[  330.796483]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  330.800797] lowmem_reserve[]: 0 0 0 0
[  330.805117]  ? lock_downgrade+0x900/0x900
[  330.834066] 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
[  330.838907]  ? trace_hardirqs_off+0xb8/0x310
[  330.842676] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  330.846822]  ? trace_hardirqs_off+0xb8/0x310
[  330.860317] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 87*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13864kB
[  330.864724]  __alloc_pages_slowpath+0x26e8/0x2e10
[  330.880056] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  330.884480]  ? warn_alloc+0x120/0x120
[  330.899264] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  330.904114]  ? print_usage_bug+0xc0/0xc0
[  330.912923] 4367 total pagecache pages
[  330.916714]  ? warn_alloc+0x120/0x120
[  330.925270] 0 pages in swap cache
[  330.929321]  ? warn_alloc+0x120/0x120
[  330.933189] Swap cache stats: add 0, delete 0, find 0/0
[  330.936982]  ? print_usage_bug+0xc0/0xc0
[  330.940409] Free swap  = 0kB
[  330.944203]  ? print_usage_bug+0xc0/0xc0
[  330.949544] Total swap = 0kB
[  330.953614]  ? __lock_acquire+0x62f/0x4c20
[  330.956611] 1965979 pages RAM
[  330.960664]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  330.963655] 0 pages HighMem/MovableOnly
[  330.967883]  ? should_fail+0x22d/0xd01
[  330.970962] 342853 pages reserved
[  330.976491]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  330.980441] 0 pages cma reserved
[  330.984322]  ? __lock_acquire+0x62f/0x4c20
[  330.987821] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  330.992845]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  330.992858]  ? __lock_acquire+0x62f/0x4c20
[  330.992874]  ? should_fail+0x22d/0xd01
[  331.016881] lowmem_reserve[]: 0 0 0 0
[  331.020110]  ? find_held_lock+0x36/0x1c0
[  331.020134]  ? mark_held_locks+0x130/0x130
[  331.020153]  ? mark_held_locks+0x130/0x130
[  331.023947] 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
[  331.027994]  ? zap_class+0x640/0x640
[  331.028011]  ? zap_class+0x640/0x640
[  331.032249] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  331.036472]  ? print_usage_bug+0xc0/0xc0
[  331.050000] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 87*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13864kB
[  331.053677]  ? do_raw_spin_unlock+0xa7/0x330
[  331.053694]  ? zap_class+0x640/0x640
[  331.057394] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  331.072749]  ? print_usage_bug+0xc0/0xc0
[  331.072763]  ? wq_watchdog_touch+0x9c/0xfe
[  331.072785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.076863] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  331.091672]  ? check_preemption_disabled+0x48/0x280
[  331.091701]  ? __lock_is_held+0xb5/0x140
[  331.096196] 4367 total pagecache pages
[  331.099950]  __alloc_pages_nodemask+0xa80/0xde0
[  331.099965]  ? zap_class+0x640/0x640
[  331.099984]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  331.108820] 0 pages in swap cache
[  331.112870]  ? find_held_lock+0x36/0x1c0
[  331.112896]  ? ____cache_alloc_node+0x1c7/0x1e0
[  331.117114] Swap cache stats: add 0, delete 0, find 0/0
[  331.122638]  ? lock_downgrade+0x900/0x900
[  331.122660]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.122680]  cache_grow_begin+0xa5/0x8c0
[  331.131270] Free swap  = 0kB
[  331.136258]  ? do_raw_spin_unlock+0xa7/0x330
[  331.140335] Total swap = 0kB
[  331.144198]  fallback_alloc+0x204/0x2e0
[  331.148843] 1965979 pages RAM
[  331.152552]  ____cache_alloc_node+0x1c7/0x1e0
[  331.152588]  kmem_cache_alloc_node+0xe3/0x730
[  331.152605]  ? ipv6_get_ifaddr+0x42e/0x620
[  331.157603] 0 pages HighMem/MovableOnly
[  331.161106]  __alloc_skb+0x119/0x770
[  331.161120]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  331.161139]  ? netdev_alloc_frag+0x1f0/0x1f0
[  331.165193] 342853 pages reserved
[  331.169862]  ? lock_downgrade+0x900/0x900
[  331.169884]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.169902]  ? refcount_sub_and_test_checked+0x203/0x310
[  331.175266] 0 pages cma reserved
[  331.179409]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  331.179424]  ? addrconf_rs_timer+0x690/0x690
[  331.179450]  ndisc_alloc_skb+0x144/0x340
[  331.184960] Unreclaimable slab info:
[  331.189015]  ndisc_send_rs+0x331/0x6e0
[  331.192050] Name                      Used          Total
[  331.196416]  addrconf_rs_timer+0x314/0x690
[  331.199531] pid_2                      1KB         24KB
[  331.203432]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  331.206572] TIPC                      10KB         14KB
[  331.211035]  call_timer_fn+0x272/0x920
[  331.211066]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  331.211081]  ? process_timeout+0x40/0x40
[  331.215576] SCTPv6                    14KB         18KB
[  331.219795]  ? __run_timers+0x7da/0xc70
[  331.219812]  ? _raw_spin_unlock_irq+0x27/0x80
[  331.219828]  ? _raw_spin_unlock_irq+0x27/0x80
[  331.223820] DCCPv6                    17KB         21KB
[  331.227526]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  331.227543]  ? lockdep_hardirqs_on+0x296/0x5b0
[  331.232851] DCCP                      16KB         20KB
[  331.237225]  ? trace_hardirqs_on+0xbd/0x310
[  331.240702] bridge_fdb_cache          12KB         15KB
[  331.244797]  ? kasan_check_read+0x11/0x20
[  331.244812]  ? __run_timers+0x7da/0xc70
[  331.250380] fib6_nodes                77KB         88KB
[  331.255790]  ? trace_hardirqs_off_caller+0x310/0x310
[  331.259142] ip6_dst_cache             81KB        258KB
[  331.264587]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  331.264607]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  331.264622]  __run_timers+0x7e5/0xc70
[  331.269036] RAWv6                     68KB         71KB
[  331.273122]  ? timer_fixup_init+0x70/0x70
[  331.273145]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  331.276845] UDPv6                      3KB          3KB
[  331.280723]  ? zap_class+0x640/0x640
[  331.280742]  ? enqueue_hrtimer+0x1a5/0x560
[  331.280759]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  331.286282] TCPv6                     23KB         29KB
[  331.290516]  ? find_held_lock+0x36/0x1c0
[  331.290540]  ? zap_class+0x640/0x640
[  331.295913] nf_conntrack               7KB         18KB
[  331.300132]  ? pvclock_read_flags+0x160/0x160
[  331.300150]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.300170]  ? check_preemption_disabled+0x48/0x280
[  331.305542] sd_ext_cdb                 0KB          3KB
[  331.309400]  ? __lock_is_held+0xb5/0x140
[  331.309416]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.309435]  ? check_preemption_disabled+0x48/0x280
[  331.313660] scsi_sense_cache        1056KB       1060KB
[  331.317842]  run_timer_softirq+0x52/0xb0
[  331.323222] virtio_scsi_cmd           16KB         16KB
[  331.327160]  ? rcu_read_lock_sched_held+0x14f/0x180
[  331.331680] sgpool-128                 8KB          8KB
[  331.336137]  __do_softirq+0x308/0xb7e
[  331.341509] sgpool-64                  4KB          6KB
[  331.345720]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  331.350321] sgpool-32                  2KB          7KB
[  331.355646]  ? lock_downgrade+0x900/0x900
[  331.355665]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  331.359993] sgpool-16                  1KB          3KB
[  331.365327]  ? pvclock_read_flags+0x160/0x160
[  331.369509] sgpool-8                   0KB          3KB
[  331.373477]  ? lapic_next_event+0x5a/0x90
[  331.378812] mqueue_inode_cache         10KB         14KB
[  331.383902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.383923]  ? kvm_clock_read+0x18/0x30
[  331.383940]  ? kvm_sched_clock_read+0x9/0x20
[  331.389320] bio_post_read_ctx         14KB         15KB
[  331.393516]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.397756] bio-2                     14KB         15KB
[  331.401522]  ? check_preemption_disabled+0x48/0x280
[  331.401550]  irq_exit+0x17f/0x1c0
[  331.406920] jfs_mp                     7KB          7KB
[  331.411081]  smp_apic_timer_interrupt+0x1cb/0x760
[  331.411095]  ? smp_reschedule_interrupt+0x109/0x650
[  331.411113]  ? smp_call_function_single_interrupt+0x650/0x650
[  331.416133] nfs_commit_data            3KB          7KB
[  331.421464]  ? interrupt_entry+0xb5/0xc0
[  331.421481]  ? trace_hardirqs_off_caller+0xbb/0x310
[  331.421498]  ? trace_hardirqs_off_caller+0xbb/0x310
[  331.425200] nfs_write_data            32KB         32KB
[  331.429422]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  331.429438]  ? trace_hardirqs_on_caller+0x310/0x310
[  331.429456]  ? trace_hardirqs_on_caller+0x310/0x310
[  331.434747] ext4_system_zone           0KB          3KB
[  331.440095]  ? task_prio+0x50/0x50
[  331.440118]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.444182] bio-1                      1KB          3KB
[  331.447874]  ? check_preemption_disabled+0x48/0x280
[  331.453248] pid_namespace              2KB          7KB
[  331.457705]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  331.463257] rpc_buffers               17KB         19KB
[  331.468234]  apic_timer_interrupt+0xf/0x20
[  331.473613] rpc_tasks                  2KB          3KB
[  331.477629]  </IRQ>
[  331.483181] UNIX                       9KB         14KB
[  331.488167] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  331.493536] tcp_bind_bucket            1KB          4KB
[  331.497567] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  331.497579] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  331.502957] inet_peer_cache            0KB          4KB
[  331.507929] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  331.507942] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  331.513326] ip_fib_trie               11KB         15KB
[  331.517077] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  331.517090] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  331.522474] ip_fib_alias              51KB         59KB
[  331.526918] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  331.526968]  ? save_stack+0xa9/0xd0
[  331.532306] ip_dst_cache               5KB         36KB
[  331.536421]  __kmalloc_node_track_caller+0x3c/0x70
[  331.541533] RAW                       40KB         50KB
[  331.546865]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  331.551368] UDP                       16KB         19KB
[  331.556696]  pskb_expand_head+0x230/0x10f0
[  331.560867] TCP                        8KB         11KB
[  331.566283]  ? check_preemption_disabled+0x48/0x280
[  331.571828] hugetlbfs_inode_cache          2KB          7KB
[  331.575773]  ? memcpy+0x45/0x50
[  331.580187] fscache_cookie_jar          1KB          7KB
[  331.585512]  ? __copy_skb_header+0x350/0x6b0
[  331.591068] eventpoll_pwq              3KB         19KB
[  331.596400]  ? skb_release_data+0x880/0x880
[  331.601427] eventpoll_epi              6KB         19KB
[  331.604847]  ? __alloc_skb+0x770/0x770
[  331.610224] inotify_inode_mark          5KB         27KB
[  331.615046]  ? __lock_is_held+0xb5/0x140
[  331.620167] request_queue            164KB        164KB
[  331.626016]  ? kasan_check_write+0x14/0x20
[  331.631386] blkdev_ioc                 2KB         19KB
[  331.635426]  ? __skb_clone+0x6c7/0xa00
[  331.640461] bio-0                     54KB        123KB
[  331.645441]  ? __copy_skb_header+0x6b0/0x6b0
[  331.650815] biovec-max              1303KB       1303KB
[  331.655630]  ? kmem_cache_alloc+0x33a/0x730
[  331.655656]  skb_ensure_writable+0x3dd/0x640
[  331.660680] bio_integrity_payload          1KB          3KB
[  331.665657]  ? skb_checksum_setup+0xaa0/0xaa0
[  331.671032] khugepaged_mm_slot          0KB         11KB
[  331.674533]  ? check_preemption_disabled+0x48/0x280
[  331.674554]  ? __this_cpu_preempt_check+0x1c/0x20
[  331.680109] dmaengine-unmap-256          2KB          6KB
[  331.685444]  ? __bpf_redirect+0x54b/0xb20
[  331.690470] dmaengine-unmap-128          1KB          3KB
[  331.695842]  bpf_clone_redirect+0x14a/0x490
[  331.700692] dmaengine-unmap-16          0KB          4KB
[  331.706025]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  331.710263] dmaengine-unmap-2          0KB          3KB
[  331.715590]  ? __sched_text_start+0x8/0x8
[  331.717808] skbuff_fclone_cache         28KB         75KB
[  331.723167]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  331.723198]  ? find_held_lock+0x36/0x1c0
[  331.729075] skbuff_head_cache     441187KB     441187KB
[  331.734430]  ? lock_acquire+0x1ed/0x520
[  331.734446]  ? bpf_test_run+0x3cb/0x780
[  331.734465]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.753386] configfs_dir_cache          0KB          4KB
[  331.761068]  ? check_preemption_disabled+0x48/0x280
[  331.761096]  ? kasan_check_read+0x11/0x20
[  331.766438] file_lock_cache            0KB          3KB
[  331.773694]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  331.773708]  ? rcu_softirq_qs+0x20/0x20
[  331.773729]  ? preempt_schedule+0x4d/0x60
[  331.781012] file_lock_ctx              0KB          3KB
[  331.786347]  ? ___preempt_schedule+0x16/0x18
[  331.793635] fsnotify_mark_connector          3KB         19KB
[  331.800878]  ? bpf_test_run+0x25d/0x780
[  331.800905]  ? netlink_diag_dump+0x2a0/0x2a0
[  331.806277] net_namespace             51KB         51KB
[  331.813541]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  331.813556]  ? bpf_test_init.isra.10+0x70/0x100
[  331.813576]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  331.817192] shmem_inode_cache       4486KB       4581KB
[  331.822560]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  331.822575]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  331.822593]  ? fput+0x130/0x1a0
[  331.827510] task_delay_info           42KB        203KB
[  331.832857]  ? __bpf_prog_get+0x9b/0x290
[  331.832875]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  331.832891]  ? bpf_prog_test_run+0x130/0x1a0
[  331.837633] taskstats                  0KB          3KB
[  331.842989]  ? __x64_sys_bpf+0x3db/0x520
[  331.843004]  ? bpf_prog_get+0x20/0x20
[  331.843056]  ? do_syscall_64+0x1b9/0x820
[  331.847252] proc_dir_entry           584KB        592KB
[  331.852597]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  331.852615]  ? syscall_return_slowpath+0x5e0/0x5e0
[  331.852633]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  331.857636] pde_opener                 0KB          3KB
[  331.863337]  ? trace_hardirqs_on_caller+0x310/0x310
[  331.863354]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  331.863371]  ? prepare_exit_to_usermode+0x291/0x3b0
[  331.866639] sigqueue                   2KB         23KB
[  331.872084]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  331.872111]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  331.876521] kernfs_node_cache      11991KB      12013KB
[  331.881940] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  331.886207] mnt_cache                 77KB         92KB
[  331.891640] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  331.891647] syz-executor2 cpuset=syz2 mems_allowed=0
[  331.891672] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  331.891680] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  331.891685] Call Trace:
[  331.891692]  <IRQ>
[  331.891709]  dump_stack+0x244/0x39d
[  331.891727]  ? dump_stack_print_info.cold.1+0x20/0x20
[  331.891754]  warn_alloc.cold.116+0xb7/0x1bd
[  331.891769]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  331.891792]  ? lock_downgrade+0x900/0x900
[  331.891812]  ? trace_hardirqs_off+0xb8/0x310
[  331.891832]  ? trace_hardirqs_off+0xb8/0x310
[  331.914210] filp                     258KB        618KB
[  331.914778]  __alloc_pages_slowpath+0x26e8/0x2e10
[  331.921648] names_cache               89KB         89KB
[  331.924032]  ? warn_alloc+0x120/0x120
[  331.929389] iint_cache                74KB         79KB
[  331.933763]  ? print_usage_bug+0xc0/0xc0
[  331.939105] key_jar                    3KB          7KB
[  331.943417]  ? warn_alloc+0x120/0x120
[  331.943436]  ? warn_alloc+0x120/0x120
[  331.943454]  ? print_usage_bug+0xc0/0xc0
[  331.947851] uts_namespace              2KB          7KB
[  331.953545]  ? kvm_clock_read+0x18/0x30
[  331.953560]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  331.953576]  ? print_usage_bug+0xc0/0xc0
[  331.953593]  ? __lock_acquire+0x62f/0x4c20
[  331.958077] nsproxy                    1KB          3KB
[  331.963519]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  331.963535]  ? should_fail+0x22d/0xd01
[  331.963551]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  331.968564] vm_area_struct           363KB        707KB
[  331.973390]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  331.973407]  ? __lock_acquire+0x62f/0x4c20
[  331.973425]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  331.978947] mm_struct                 52KB        149KB
[  331.983083]  ? __lock_acquire+0x62f/0x4c20
[  331.983096]  ? should_fail+0x22d/0xd01
[  331.983108]  ? rcu_irq_exit+0x1a2/0x390
[  331.983132]  ? mark_held_locks+0x130/0x130
[  331.988652] fs_cache                   8KB         52KB
[  331.992973]  ? mark_held_locks+0x130/0x130
[  331.992993]  ? mark_held_locks+0xc7/0x130
[  331.993012]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  331.998449] files_cache               30KB         71KB
[  332.003454]  ? zap_class+0x640/0x640
[  332.003468]  ? print_usage_bug+0xc0/0xc0
[  332.003490]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.008839] signal_cache             297KB        682KB
[  332.012973]  ? check_preemption_disabled+0x48/0x280
[  332.012998]  ? __lock_is_held+0xb5/0x140
[  332.013019]  __alloc_pages_nodemask+0xa80/0xde0
[  332.018537] sighand_cache            471KB        513KB
[  332.023280]  ? zap_class+0x640/0x640
[  332.023300]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  332.023325]  ? find_held_lock+0x36/0x1c0
[  332.027366] task_struct             1348KB       1348KB
[  332.032730]  ? ____cache_alloc_node+0x1c7/0x1e0
[  332.032752]  ? lock_downgrade+0x900/0x900
[  332.036714] cred_jar                  61KB        456KB
[  332.040681]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.040704]  cache_grow_begin+0xa5/0x8c0
[  332.046229] anon_vma_chain           120KB        342KB
[  332.051663]  ? do_raw_spin_unlock+0xa7/0x330
[  332.051685]  fallback_alloc+0x204/0x2e0
[  332.051706]  ____cache_alloc_node+0x1c7/0x1e0
[  332.056703] anon_vma                 121KB        454KB
[  332.060844]  kmem_cache_alloc_node+0xe3/0x730
[  332.060861]  ? ipv6_get_ifaddr+0x42e/0x620
[  332.060885]  __alloc_skb+0x119/0x770
[  332.066227] pid                       26KB        168KB
[  332.071490]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  332.071510]  ? netdev_alloc_frag+0x1f0/0x1f0
[  332.071528]  ? lock_downgrade+0x900/0x900
[  332.075491] Acpi-Operand             106KB        162KB
[  332.079649]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.079665]  ? refcount_sub_and_test_checked+0x203/0x310
[  332.079683]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  332.085047] Acpi-Namespace            19KB         23KB
[  332.089440]  ? addrconf_rs_timer+0x690/0x690
[  332.089472]  ndisc_alloc_skb+0x144/0x340
[  332.095344] numa_policy                0KB          3KB
[  332.099310]  ndisc_send_rs+0x331/0x6e0
[  332.099336]  addrconf_rs_timer+0x314/0x690
[  332.103733] debug_objects_cache        822KB        823KB
[  332.109092]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  332.114638] trace_event_file         260KB        262KB
[  332.119277]  call_timer_fn+0x272/0x920
[  332.119297]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  332.124048] ftrace_event_field        376KB        378KB
[  332.129407]  ? process_timeout+0x40/0x40
[  332.129429]  ? __run_timers+0x7da/0xc70
[  332.129446]  ? _raw_spin_unlock_irq+0x27/0x80
[  332.134274] pool_workqueue            87KB         92KB
[  332.139797]  ? _raw_spin_unlock_irq+0x27/0x80
[  332.139811]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  332.139827]  ? lockdep_hardirqs_on+0x296/0x5b0
[  332.139845]  ? trace_hardirqs_on+0xbd/0x310
[  332.143110] task_group                 5KB          7KB
[  332.148462]  ? kasan_check_read+0x11/0x20
[  332.148477]  ? __run_timers+0x7da/0xc70
[  332.152560] page->ptl                 72KB        478KB
[  332.157379]  ? trace_hardirqs_off_caller+0x310/0x310
[  332.161833] kmalloc-2M              2050KB       2050KB
[  332.167127]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  332.171202] kmalloc-512k            2056KB       2056KB
[  332.174963]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  332.179006] kmalloc-256k            1290KB       1290KB
[  332.184803]  __run_timers+0x7e5/0xc70
[  332.184828]  ? timer_fixup_init+0x70/0x70
[  332.184847]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  332.190231] kmalloc-128k             650KB        650KB
[  332.195128]  ? zap_class+0x640/0x640
[  332.199982] kmalloc-64k              330KB        330KB
[  332.205310]  ? enqueue_hrtimer+0x1a5/0x560
[  332.210334] kmalloc-32k             1221KB       1221KB
[  332.215316]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  332.220338] kmalloc-16k              379KB        379KB
[  332.225667]  ? find_held_lock+0x36/0x1c0
[  332.230522] kmalloc-8k              1889KB       1889KB
[  332.235847]  ? zap_class+0x640/0x640
[  332.241223] kmalloc-4k              6400KB       6400KB
[  332.247697]  ? pvclock_read_flags+0x160/0x160
[  332.253077] kmalloc-2k           2924104KB    2924104KB
[  332.263539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.263555]  ? check_preemption_disabled+0x48/0x280
[  332.263580]  ? __lock_is_held+0xb5/0x140
[  332.268668] kmalloc-1k           1552406KB    1552406KB
[  332.276015]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.276031]  ? check_preemption_disabled+0x48/0x280
[  332.276067]  run_timer_softirq+0x52/0xb0
[  332.285427] kmalloc-512             1454KB       3213KB
[  332.287980]  ? rcu_read_lock_sched_held+0x14f/0x180
[  332.290173] kmalloc-256             2545KB       3030KB
[  332.293764]  __do_softirq+0x308/0xb7e
[  332.298931] kmalloc-128              527KB        945KB
[  332.303242]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  332.303256]  ? lock_downgrade+0x900/0x900
[  332.303275]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  332.308107] kmalloc-96               587KB       1888KB
[  332.312248]  ? pvclock_read_flags+0x160/0x160
[  332.312265]  ? lapic_next_event+0x5a/0x90
[  332.312283]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.316677] kmalloc-64              1395KB       1916KB
[  332.321086]  ? kvm_clock_read+0x18/0x30
[  332.321101]  ? kvm_sched_clock_read+0x9/0x20
[  332.321118]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.326473] kmalloc-32              1005KB       1708KB
[  332.331306]  ? check_preemption_disabled+0x48/0x280
[  332.331334]  irq_exit+0x17f/0x1c0
[  332.336683] kmalloc-192              703KB        968KB
[  332.340476]  smp_apic_timer_interrupt+0x1cb/0x760
[  332.340490]  ? smp_reschedule_interrupt+0x109/0x650
[  332.340508]  ? smp_call_function_single_interrupt+0x650/0x650
[  332.345897] kmem_cache               258KB        262KB
[  332.349956]  ? interrupt_entry+0xb5/0xc0
[  332.349980]  ? trace_hardirqs_off_caller+0xbb/0x310
[  332.349998]  ? trace_hardirqs_off_caller+0xbb/0x310
[  332.355354] Out of memory: Kill process 6154 (syz-fuzzer) score 31 or sacrifice child
[  332.359142]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  332.363033] Killed process 6217 (syz-executor3) total-vm:70208kB, anon-rss:60kB, file-rss:0kB, shmem-rss:0kB
[  332.366979]  ? trace_hardirqs_on_caller+0x310/0x310
[  332.372650] oom_reaper: reaped process 6217 (syz-executor3), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB
[  332.376296]  ? trace_hardirqs_on_caller+0x310/0x310
[  332.391254] init invoked oom-killer: gfp_mask=0x6040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null), order=1, oom_score_adj=0
[  332.394929]  ? task_prio+0x50/0x50
[  332.400476] init cpuset=/ mems_allowed=0
[  332.404331]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.979357] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  332.982429]  ? check_preemption_disabled+0x48/0x280
[  332.987429] kworker/1:4 cpuset=/ mems_allowed=0
[  332.993311]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  333.104117]  apic_timer_interrupt+0xf/0x20
[  333.108347]  </IRQ>
[  333.110599] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  333.116515] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  333.136287] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  333.144003] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  333.151288] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  333.158555] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  333.165822] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  333.173090] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  333.180412]  ? save_stack+0xa9/0xd0
[  333.184092]  __kmalloc_node_track_caller+0x3c/0x70
[  333.189032]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  333.193809]  pskb_expand_head+0x230/0x10f0
[  333.198062]  ? check_preemption_disabled+0x48/0x280
[  333.203090]  ? memcpy+0x45/0x50
[  333.206374]  ? __copy_skb_header+0x350/0x6b0
[  333.210789]  ? skb_release_data+0x880/0x880
[  333.215112]  ? __alloc_skb+0x770/0x770
[  333.219013]  ? __lock_is_held+0xb5/0x140
[  333.223109]  ? kasan_check_write+0x14/0x20
[  333.227377]  ? __skb_clone+0x6c7/0xa00
[  333.231271]  ? __copy_skb_header+0x6b0/0x6b0
[  333.235678]  ? kmem_cache_alloc+0x33a/0x730
[  333.240015]  skb_ensure_writable+0x3dd/0x640
[  333.244443]  ? skb_checksum_setup+0xaa0/0xaa0
[  333.248943]  ? check_preemption_disabled+0x48/0x280
[  333.253968]  ? __this_cpu_preempt_check+0x1c/0x20
[  333.258812]  ? __bpf_redirect+0x54b/0xb20
[  333.262982]  bpf_clone_redirect+0x14a/0x490
[  333.267319]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  333.272357]  ? __sched_text_start+0x8/0x8
[  333.276513]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  333.281328]  ? find_held_lock+0x36/0x1c0
[  333.285400]  ? lock_acquire+0x1ed/0x520
[  333.289386]  ? bpf_test_run+0x3cb/0x780
[  333.293363]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.298906]  ? check_preemption_disabled+0x48/0x280
[  333.303930]  ? kasan_check_read+0x11/0x20
[  333.308102]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  333.313382]  ? rcu_softirq_qs+0x20/0x20
[  333.317501]  ? preempt_schedule+0x4d/0x60
[  333.321656]  ? ___preempt_schedule+0x16/0x18
[  333.326086]  ? bpf_test_run+0x25d/0x780
[  333.330088]  ? netlink_diag_dump+0x2a0/0x2a0
[  333.334503]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  333.340065]  ? bpf_test_init.isra.10+0x70/0x100
[  333.344743]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  333.349510]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  333.354366]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  333.359907]  ? fput+0x130/0x1a0
[  333.363189]  ? __bpf_prog_get+0x9b/0x290
[  333.367260]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  333.372103]  ? bpf_prog_test_run+0x130/0x1a0
[  333.376517]  ? __x64_sys_bpf+0x3db/0x520
[  333.380581]  ? bpf_prog_get+0x20/0x20
[  333.384422]  ? do_syscall_64+0x1b9/0x820
[  333.388486]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  333.393856]  ? syscall_return_slowpath+0x5e0/0x5e0
[  333.398785]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  333.403634]  ? trace_hardirqs_on_caller+0x310/0x310
[  333.408664]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  333.413685]  ? prepare_exit_to_usermode+0x291/0x3b0
[  333.418708]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  333.423563]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  333.428958] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  333.428963] warn_alloc_show_mem: 1 callbacks suppressed
[  333.428972] Mem-Info:
[  333.436082] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  333.441457] active_anon:57567 inactive_anon:185 isolated_anon:0
[  333.441457]  active_file:18 inactive_file:10 isolated_file:0
[  333.441457]  unevictable:0 dirty:0 writeback:0 unstable:0
[  333.441457]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  333.441457]  mapped:40979 shmem:4339 pagetables:609 bounce:0
[  333.441457]  free:13715 free_pcp:289 free_cma:0
[  333.443838] Workqueue: events_power_efficient neigh_periodic_work
[  333.453227] Node 0 active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  333.486165] Call Trace:
[  333.492387] 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
[  333.520076]  dump_stack+0x244/0x39d
[  333.522640] lowmem_reserve[]: 0 2818 6321 6321
[  333.548758]  ? dump_stack_print_info.cold.1+0x20/0x20
[  333.552359] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  333.556949]  warn_alloc.cold.116+0xb7/0x1bd
[  333.562101] lowmem_reserve[]: 0 0 3503 3503
[  333.589265]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  333.593559] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2436kB bounce:0kB free_pcp:1156kB local_pcp:164kB free_cma:0kB
[  333.597895]  ? lock_downgrade+0x900/0x900
[  333.602712] lowmem_reserve[]: 0 0 0 0
[  333.631699]  ? trace_hardirqs_off+0xb8/0x310
[  333.635823] 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
[  333.639624]  ? trace_hardirqs_off+0xb8/0x310
[  333.644007] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  333.657532]  __alloc_pages_slowpath+0x26e8/0x2e10
[  333.661914] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 87*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13864kB
[  333.677289]  ? warn_alloc+0x120/0x120
[  333.682093] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  333.696913]  ? zap_class+0x640/0x640
[  333.700697] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  333.709527]  ? warn_alloc+0x120/0x120
[  333.713218] 4367 total pagecache pages
[  333.721808]  ? check_preemption_disabled+0x48/0x280
[  333.725579] 0 pages in swap cache
[  333.729457]  ? warn_alloc+0x120/0x120
[  333.734452] Swap cache stats: add 0, delete 0, find 0/0
[  333.737896]  ? zap_class+0x640/0x640
[  333.741671] Free swap  = 0kB
[  333.747050]  ? print_usage_bug+0xc0/0xc0
[  333.750750] Total swap = 0kB
[  333.753763]  ? print_usage_bug+0xc0/0xc0
[  333.757796] 1965979 pages RAM
[  333.760809]  ? __lock_acquire+0x62f/0x4c20
[  333.764845] 0 pages HighMem/MovableOnly
[  333.767948]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  333.772162] 342853 pages reserved
[  333.776134]  ? should_fail+0x22d/0xd01
[  333.781640] 0 pages cma reserved
[  333.781729] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  333.785101]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  333.789014] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  333.792322]  ? __lock_acquire+0x62f/0x4c20
[  333.798786] syz-executor2 cpuset=syz2 mems_allowed=0
[  333.803890]  ? __lock_acquire+0x62f/0x4c20
[  333.827977]  ? should_fail+0x22d/0xd01
[  333.831880]  ? mark_held_locks+0x130/0x130
[  333.836126]  ? mark_held_locks+0x130/0x130
[  333.840370]  ? pick_next_task_fair+0xa05/0x1b30
[  333.845053]  ? rcu_read_lock_sched_held+0x14f/0x180
[  333.850082]  ? zap_class+0x640/0x640
[  333.853803]  ? zap_class+0x640/0x640
[  333.857525]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.863078]  ? check_preemption_disabled+0x48/0x280
[  333.868113]  ? __lock_is_held+0xb5/0x140
[  333.872190]  __alloc_pages_nodemask+0xa80/0xde0
[  333.876863]  ? zap_class+0x640/0x640
[  333.880594]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  333.885628]  ? find_held_lock+0x36/0x1c0
[  333.889707]  ? ____cache_alloc_node+0x1c7/0x1e0
[  333.894380]  ? lock_downgrade+0x900/0x900
[  333.898542]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.904098]  cache_grow_begin+0xa5/0x8c0
[  333.908167]  ? do_raw_spin_unlock+0xa7/0x330
[  333.912591]  fallback_alloc+0x204/0x2e0
[  333.916583]  ____cache_alloc_node+0x1c7/0x1e0
[  333.921106]  kmem_cache_alloc_node+0xe3/0x730
[  333.925603]  ? zap_class+0x640/0x640
[  333.929324]  ? __sched_text_start+0x8/0x8
[  333.933488]  __alloc_skb+0x119/0x770
[  333.937203]  ? zap_class+0x640/0x640
[  333.940929]  ? netdev_alloc_frag+0x1f0/0x1f0
[  333.945355]  ? neigh_periodic_work+0x8ca/0xc60
[  333.949944]  ? lock_downgrade+0x900/0x900
[  333.954116]  ? kasan_check_read+0x11/0x20
[  333.958266]  ? do_raw_write_lock+0x14f/0x310
[  333.962702]  __neigh_notify+0x8c/0x160
[  333.966612]  neigh_cleanup_and_release+0x7b/0xe0
[  333.971370]  neigh_periodic_work+0x8d2/0xc60
[  333.975795]  ? neigh_table_clear+0x390/0x390
[  333.980215]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.985757]  ? check_preemption_disabled+0x48/0x280
[  333.990790]  ? __lock_is_held+0xb5/0x140
[  333.994874]  process_one_work+0xc90/0x1c40
[  333.999114]  ? mark_held_locks+0x130/0x130
[  334.003365]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  334.008034]  ? __switch_to_asm+0x40/0x70
[  334.012107]  ? __switch_to_asm+0x40/0x70
[  334.016169]  ? __switch_to_asm+0x34/0x70
[  334.020230]  ? __switch_to_asm+0x40/0x70
[  334.024297]  ? __switch_to_asm+0x34/0x70
[  334.028359]  ? __switch_to_asm+0x40/0x70
[  334.032423]  ? __switch_to_asm+0x34/0x70
[  334.036483]  ? __switch_to_asm+0x40/0x70
[  334.040573]  ? __schedule+0x8d7/0x21d0
[  334.044464]  ? __switch_to_asm+0x34/0x70
[  334.048573]  ? __switch_to_asm+0x40/0x70
[  334.052659]  ? zap_class+0x640/0x640
[  334.056381]  ? find_held_lock+0x36/0x1c0
[  334.060449]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  334.065059]  ? lock_acquire+0x1ed/0x520
[  334.069050]  ? worker_thread+0x3e0/0x1390
[  334.073214]  ? kasan_check_read+0x11/0x20
[  334.077364]  ? do_raw_spin_lock+0x14f/0x350
[  334.081688]  ? kasan_check_read+0x11/0x20
[  334.085845]  ? rwlock_bug.part.2+0x90/0x90
[  334.090085]  ? trace_hardirqs_on+0x310/0x310
[  334.094512]  worker_thread+0x17f/0x1390
[  334.098489]  ? __switch_to_asm+0x34/0x70
[  334.102576]  ? process_one_work+0x1c40/0x1c40
[  334.107099]  ? __sched_text_start+0x8/0x8
[  334.111256]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  334.116050]  ? __kthread_parkme+0xce/0x1a0
[  334.120296]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  334.125401]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  334.130515]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  334.135105]  ? trace_hardirqs_on+0xbd/0x310
[  334.139428]  ? kasan_check_read+0x11/0x20
[  334.143586]  ? __kthread_parkme+0xce/0x1a0
[  334.147826]  ? trace_hardirqs_off_caller+0x310/0x310
[  334.152946]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  334.158059]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  334.163601]  ? __kthread_parkme+0xfb/0x1a0
[  334.167847]  ? process_one_work+0x1c40/0x1c40
[  334.172348]  kthread+0x35a/0x440
[  334.175720]  ? kthread_stop+0x900/0x900
[  334.179702]  ret_from_fork+0x3a/0x50
[  334.183441] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  334.183444] Mem-Info:
[  334.183478] active_anon:57567 inactive_anon:185 isolated_anon:0
[  334.183478]  active_file:18 inactive_file:10 isolated_file:0
[  334.183478]  unevictable:0 dirty:0 writeback:0 unstable:0
[  334.183478]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  334.183478]  mapped:40979 shmem:4339 pagetables:609 bounce:0
[  334.183478]  free:13715 free_pcp:289 free_cma:0
[  334.191321] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  334.193771] Node 0 active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  334.226705] Call Trace:
[  334.236065] 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
[  334.263735]  <IRQ>
[  334.266301] lowmem_reserve[]: 0 2818 6321 6321
[  334.293223]  dump_stack+0x244/0x39d
[  334.295362] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  334.299948]  ? dump_stack_print_info.cold.1+0x20/0x20
[  334.303544] lowmem_reserve[]: 0 0 3503 3503
[  334.330711]  warn_alloc.cold.116+0xb7/0x1bd
[  334.335873] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2436kB bounce:0kB free_pcp:1156kB local_pcp:992kB free_cma:0kB
[  334.340190]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  334.344481] lowmem_reserve[]: 0 0 0 0
[  334.373486]  ? lock_downgrade+0x900/0x900
[  334.378309] 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
[  334.382107]  ? trace_hardirqs_off+0xb8/0x310
[  334.386226] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  334.399745]  ? trace_hardirqs_off+0xb8/0x310
[  334.404130] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 87*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13864kB
[  334.419487]  __alloc_pages_slowpath+0x26e8/0x2e10
[  334.423881] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  334.438727]  ? warn_alloc+0x120/0x120
[  334.443529] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  334.452354]  ? print_usage_bug+0xc0/0xc0
[  334.456132] 4367 total pagecache pages
[  334.464700]  ? warn_alloc+0x120/0x120
[  334.468747] 0 pages in swap cache
[  334.472626]  ? warn_alloc+0x120/0x120
[  334.476407] Swap cache stats: add 0, delete 0, find 0/0
[  334.479855]  ? print_usage_bug+0xc0/0xc0
[  334.483637] Free swap  = 0kB
[  334.488998]  ? print_usage_bug+0xc0/0xc0
[  334.493036] Total swap = 0kB
[  334.496078]  ? __lock_acquire+0x62f/0x4c20
[  334.500117] 1965979 pages RAM
[  334.503136]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  334.507340] 0 pages HighMem/MovableOnly
[  334.507349] 342853 pages reserved
[  334.510450]  ? should_fail+0x22d/0xd01
[  334.515960] 0 pages cma reserved
[  334.519935]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  334.523646] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  334.527249]  ? __lock_acquire+0x62f/0x4c20
[  334.530596] kworker/1:4 cpuset=/ mems_allowed=0
[  334.535697]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  334.559968]  ? __lock_acquire+0x62f/0x4c20
[  334.564205]  ? should_fail+0x22d/0xd01
[  334.568094]  ? find_held_lock+0x36/0x1c0
[  334.572171]  ? mark_held_locks+0x130/0x130
[  334.576412]  ? mark_held_locks+0x130/0x130
[  334.580660]  ? zap_class+0x640/0x640
[  334.584375]  ? zap_class+0x640/0x640
[  334.588096]  ? print_usage_bug+0xc0/0xc0
[  334.592159]  ? do_raw_spin_unlock+0xa7/0x330
[  334.596567]  ? zap_class+0x640/0x640
[  334.600282]  ? print_usage_bug+0xc0/0xc0
[  334.604342]  ? wq_watchdog_touch+0x9c/0xfe
[  334.608583]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.614127]  ? check_preemption_disabled+0x48/0x280
[  334.619157]  ? __lock_is_held+0xb5/0x140
[  334.623231]  __alloc_pages_nodemask+0xa80/0xde0
[  334.627907]  ? zap_class+0x640/0x640
[  334.631627]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  334.636672]  ? find_held_lock+0x36/0x1c0
[  334.640762]  ? ____cache_alloc_node+0x1c7/0x1e0
[  334.645438]  ? lock_downgrade+0x900/0x900
[  334.649600]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.655143]  cache_grow_begin+0xa5/0x8c0
[  334.659204]  ? do_raw_spin_unlock+0xa7/0x330
[  334.663632]  fallback_alloc+0x204/0x2e0
[  334.667629]  ____cache_alloc_node+0x1c7/0x1e0
[  334.672135]  kmem_cache_alloc_node+0xe3/0x730
[  334.676638]  ? ipv6_get_ifaddr+0x42e/0x620
[  334.680901]  __alloc_skb+0x119/0x770
[  334.684624]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  334.689905]  ? netdev_alloc_frag+0x1f0/0x1f0
[  334.694316]  ? lock_downgrade+0x900/0x900
[  334.698472]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.704014]  ? refcount_sub_and_test_checked+0x203/0x310
[  334.709481]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  334.714932]  ? addrconf_rs_timer+0x690/0x690
[  334.719354]  ndisc_alloc_skb+0x144/0x340
[  334.723420]  ndisc_send_rs+0x331/0x6e0
[  334.727315]  addrconf_rs_timer+0x314/0x690
[  334.731557]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  334.735817]  call_timer_fn+0x272/0x920
[  334.739704]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  334.743940]  ? process_timeout+0x40/0x40
[  334.748015]  ? __run_timers+0x7da/0xc70
[  334.752008]  ? _raw_spin_unlock_irq+0x27/0x80
[  334.756509]  ? _raw_spin_unlock_irq+0x27/0x80
[  334.761002]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  334.765241]  ? lockdep_hardirqs_on+0x296/0x5b0
[  334.769827]  ? trace_hardirqs_on+0xbd/0x310
[  334.774150]  ? kasan_check_read+0x11/0x20
[  334.778299]  ? __run_timers+0x7da/0xc70
[  334.782275]  ? trace_hardirqs_off_caller+0x310/0x310
[  334.787398]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  334.791639]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  334.795873]  __run_timers+0x7e5/0xc70
[  334.799685]  ? timer_fixup_init+0x70/0x70
[  334.803837]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  334.808857]  ? zap_class+0x640/0x640
[  334.812577]  ? enqueue_hrtimer+0x1a5/0x560
[  334.816818]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  334.822021]  ? find_held_lock+0x36/0x1c0
[  334.826107]  ? zap_class+0x640/0x640
[  334.829846]  ? pvclock_read_flags+0x160/0x160
[  334.834361]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.839905]  ? check_preemption_disabled+0x48/0x280
[  334.844947]  ? __lock_is_held+0xb5/0x140
[  334.849031]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.854587]  ? check_preemption_disabled+0x48/0x280
[  334.859615]  run_timer_softirq+0x52/0xb0
[  334.863677]  ? rcu_read_lock_sched_held+0x14f/0x180
[  334.868693]  __do_softirq+0x308/0xb7e
[  334.872497]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  334.876992]  ? lock_downgrade+0x900/0x900
[  334.881148]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  334.886290]  ? pvclock_read_flags+0x160/0x160
[  334.890830]  ? lapic_next_event+0x5a/0x90
[  334.894982]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.900525]  ? kvm_clock_read+0x18/0x30
[  334.904501]  ? kvm_sched_clock_read+0x9/0x20
[  334.908914]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.914455]  ? check_preemption_disabled+0x48/0x280
[  334.919488]  irq_exit+0x17f/0x1c0
[  334.922951]  smp_apic_timer_interrupt+0x1cb/0x760
[  334.927814]  ? smp_reschedule_interrupt+0x109/0x650
[  334.932834]  ? smp_call_function_single_interrupt+0x650/0x650
[  334.938723]  ? interrupt_entry+0xb5/0xc0
[  334.942788]  ? trace_hardirqs_off_caller+0xbb/0x310
[  334.947824]  ? trace_hardirqs_off_caller+0xbb/0x310
[  334.952844]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  334.957690]  ? trace_hardirqs_on_caller+0x310/0x310
[  334.962707]  ? trace_hardirqs_on_caller+0x310/0x310
[  334.967727]  ? task_prio+0x50/0x50
[  334.971270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.976831]  ? check_preemption_disabled+0x48/0x280
[  334.981860]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  334.986717]  apic_timer_interrupt+0xf/0x20
[  334.990958]  </IRQ>
[  334.993203] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  334.999098] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  335.018004] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  335.025719] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  335.032990] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  335.040263] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  335.047530] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  335.054812] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  335.062124]  ? save_stack+0xa9/0xd0
[  335.065765]  __kmalloc_node_track_caller+0x3c/0x70
[  335.070701]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  335.075468]  pskb_expand_head+0x230/0x10f0
[  335.079708]  ? check_preemption_disabled+0x48/0x280
[  335.084730]  ? memcpy+0x45/0x50
[  335.088013]  ? __copy_skb_header+0x350/0x6b0
[  335.092436]  ? skb_release_data+0x880/0x880
[  335.096757]  ? __alloc_skb+0x770/0x770
[  335.100656]  ? __lock_is_held+0xb5/0x140
[  335.104727]  ? kasan_check_write+0x14/0x20
[  335.108963]  ? __skb_clone+0x6c7/0xa00
[  335.112860]  ? __copy_skb_header+0x6b0/0x6b0
[  335.117270]  ? kmem_cache_alloc+0x33a/0x730
[  335.121603]  skb_ensure_writable+0x3dd/0x640
[  335.126016]  ? skb_checksum_setup+0xaa0/0xaa0
[  335.130529]  ? check_preemption_disabled+0x48/0x280
[  335.135556]  ? __this_cpu_preempt_check+0x1c/0x20
[  335.140405]  ? __bpf_redirect+0x54b/0xb20
[  335.144564]  bpf_clone_redirect+0x14a/0x490
[  335.148897]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  335.153930]  ? __sched_text_start+0x8/0x8
[  335.158088]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  335.162875]  ? find_held_lock+0x36/0x1c0
[  335.166957]  ? lock_acquire+0x1ed/0x520
[  335.170940]  ? bpf_test_run+0x3cb/0x780
[  335.174916]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.180471]  ? check_preemption_disabled+0x48/0x280
[  335.185931]  ? kasan_check_read+0x11/0x20
[  335.190095]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  335.195385]  ? rcu_softirq_qs+0x20/0x20
[  335.199366]  ? preempt_schedule+0x4d/0x60
[  335.203523]  ? ___preempt_schedule+0x16/0x18
[  335.207943]  ? bpf_test_run+0x25d/0x780
[  335.211941]  ? netlink_diag_dump+0x2a0/0x2a0
[  335.216355]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  335.221898]  ? bpf_test_init.isra.10+0x70/0x100
[  335.226577]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  335.231347]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  335.236197]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  335.241736]  ? fput+0x130/0x1a0
[  335.245021]  ? __bpf_prog_get+0x9b/0x290
[  335.249099]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  335.253941]  ? bpf_prog_test_run+0x130/0x1a0
[  335.258361]  ? __x64_sys_bpf+0x3db/0x520
[  335.262433]  ? bpf_prog_get+0x20/0x20
[  335.266296]  ? do_syscall_64+0x1b9/0x820
[  335.270362]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  335.275732]  ? syscall_return_slowpath+0x5e0/0x5e0
[  335.280662]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  335.285515]  ? trace_hardirqs_on_caller+0x310/0x310
[  335.290544]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  335.295569]  ? prepare_exit_to_usermode+0x291/0x3b0
[  335.300592]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  335.305450]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  335.310837] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  335.310932] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  335.318462] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  335.318481] Workqueue: events_power_efficient neigh_periodic_work
[  335.325085] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  335.334295] Call Trace:
[  335.334302]  <IRQ>
[  335.334323]  dump_stack+0x244/0x39d
[  335.340697] syz-executor2 cpuset=syz2 mems_allowed=0
[  335.351187]  ? dump_stack_print_info.cold.1+0x20/0x20
[  335.351216]  warn_alloc.cold.116+0xb7/0x1bd
[  335.374221]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  335.379079]  ? lock_downgrade+0x900/0x900
[  335.383244]  ? trace_hardirqs_off+0xb8/0x310
[  335.387663]  ? trace_hardirqs_off+0xb8/0x310
[  335.392090]  __alloc_pages_slowpath+0x26e8/0x2e10
[  335.396976]  ? warn_alloc+0x120/0x120
[  335.400789]  ? warn_alloc+0x120/0x120
[  335.404599]  ? warn_alloc+0x120/0x120
[  335.408403]  ? print_usage_bug+0xc0/0xc0
[  335.412468]  ? check_preemption_disabled+0x48/0x280
[  335.417504]  ? print_usage_bug+0xc0/0xc0
[  335.421585]  ? kasan_check_read+0x11/0x20
[  335.425763]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  335.431051]  ? rcu_softirq_qs+0x20/0x20
[  335.435053]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  335.440593]  ? should_fail+0x22d/0xd01
[  335.444487]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  335.449595]  ? __lock_acquire+0x62f/0x4c20
[  335.453839]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  335.458942]  ? __lock_acquire+0x62f/0x4c20
[  335.463178]  ? should_fail+0x22d/0xd01
[  335.467101]  ? mark_held_locks+0x130/0x130
[  335.471357]  ? mark_held_locks+0x130/0x130
[  335.475604]  ? __enqueue_entity+0x10d/0x1f0
[  335.479930]  ? zap_class+0x640/0x640
[  335.483648]  ? print_usage_bug+0xc0/0xc0
[  335.487716]  ? enqueue_entity+0x34b/0x20a0
[  335.491960]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.497504]  ? check_preemption_disabled+0x48/0x280
[  335.502533]  ? __lock_is_held+0xb5/0x140
[  335.506610]  __alloc_pages_nodemask+0xa80/0xde0
[  335.511283]  ? zap_class+0x640/0x640
[  335.515007]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  335.520056]  ? find_held_lock+0x36/0x1c0
[  335.524145]  ? ____cache_alloc_node+0x1c7/0x1e0
[  335.528817]  ? lock_downgrade+0x900/0x900
[  335.532979]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.538539]  cache_grow_begin+0xa5/0x8c0
[  335.542626]  ? do_raw_spin_unlock+0xa7/0x330
[  335.547085]  fallback_alloc+0x204/0x2e0
[  335.551099]  ____cache_alloc_node+0x1c7/0x1e0
[  335.555606]  kmem_cache_alloc_node+0xe3/0x730
[  335.560109]  ? ipv6_get_ifaddr+0x42e/0x620
[  335.564358]  __alloc_skb+0x119/0x770
[  335.568083]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  335.573369]  ? netdev_alloc_frag+0x1f0/0x1f0
[  335.577793]  ? lock_downgrade+0x900/0x900
[  335.581955]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.587497]  ? refcount_sub_and_test_checked+0x203/0x310
[  335.592969]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  335.598425]  ? addrconf_rs_timer+0x690/0x690
[  335.602851]  ndisc_alloc_skb+0x144/0x340
[  335.606920]  ndisc_send_rs+0x331/0x6e0
[  335.610814]  addrconf_rs_timer+0x314/0x690
[  335.615064]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  335.619317]  call_timer_fn+0x272/0x920
[  335.623209]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  335.627446]  ? process_timeout+0x40/0x40
[  335.631525]  ? mark_held_locks+0xc7/0x130
[  335.635941]  ? _raw_spin_unlock_irq+0x27/0x80
[  335.640441]  ? _raw_spin_unlock_irq+0x27/0x80
[  335.644939]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  335.649174]  ? lockdep_hardirqs_on+0x296/0x5b0
[  335.653760]  ? trace_hardirqs_on+0xbd/0x310
[  335.658086]  ? kasan_check_read+0x11/0x20
[  335.662238]  ? __run_timers+0x7da/0xc70
[  335.666228]  ? trace_hardirqs_off_caller+0x310/0x310
[  335.671347]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  335.675584]  __run_timers+0x7e5/0xc70
[  335.679396]  ? timer_fixup_init+0x70/0x70
[  335.683550]  ? lock_downgrade+0x900/0x900
[  335.687702]  ? zap_class+0x640/0x640
[  335.691430]  ? print_usage_bug+0xc0/0xc0
[  335.695493]  ? trace_hardirqs_on+0x310/0x310
[  335.699914]  ? kvm_clock_read+0x18/0x30
[  335.703894]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  335.708909]  ? ktime_get+0x2c1/0x400
[  335.712629]  ? zap_class+0x640/0x640
[  335.716382]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.721944]  ? check_preemption_disabled+0x48/0x280
[  335.726976]  ? __lock_is_held+0xb5/0x140
[  335.731053]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.736598]  ? check_preemption_disabled+0x48/0x280
[  335.741622]  run_timer_softirq+0x52/0xb0
[  335.745691]  ? rcu_read_lock_sched_held+0x14f/0x180
[  335.750721]  __do_softirq+0x308/0xb7e
[  335.754534]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  335.759656]  ? irq_exit+0xbd/0x1c0
[  335.763203]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  335.768223]  ? smp_reschedule_interrupt+0x109/0x650
[  335.773246]  ? smp_call_function_single_interrupt+0x650/0x650
[  335.779134]  ? ret_from_intr+0xb/0x1e
[  335.782942]  ? trace_hardirqs_off_caller+0xbb/0x310
[  335.787966]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  335.792815]  ? trace_hardirqs_on_caller+0x310/0x310
[  335.797831]  ? task_prio+0x50/0x50
[  335.801375]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.806915]  ? check_preemption_disabled+0x48/0x280
[  335.811944]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  335.816806]  ? neigh_periodic_work+0x6bd/0xc60
[  335.821393]  do_softirq_own_stack+0x2a/0x40
[  335.825710]  </IRQ>
[  335.827950]  do_softirq.part.14+0x126/0x160
[  335.832279]  __local_bh_enable_ip+0x21d/0x260
[  335.836778]  _raw_write_unlock_bh+0x30/0x40
[  335.841107]  neigh_periodic_work+0x6bd/0xc60
[  335.845531]  ? neigh_table_clear+0x390/0x390
[  335.849953]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.855494]  ? check_preemption_disabled+0x48/0x280
[  335.860527]  ? __lock_is_held+0xb5/0x140
[  335.864620]  process_one_work+0xc90/0x1c40
[  335.868858]  ? mark_held_locks+0x130/0x130
[  335.873111]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  335.877784]  ? __switch_to_asm+0x40/0x70
[  335.881886]  ? __switch_to_asm+0x40/0x70
[  335.885946]  ? __switch_to_asm+0x34/0x70
[  335.890008]  ? __switch_to_asm+0x40/0x70
[  335.894079]  ? __switch_to_asm+0x34/0x70
[  335.898145]  ? __switch_to_asm+0x40/0x70
[  335.902205]  ? __switch_to_asm+0x34/0x70
[  335.906264]  ? __switch_to_asm+0x40/0x70
[  335.910336]  ? __schedule+0x8d7/0x21d0
[  335.914321]  ? __switch_to_asm+0x34/0x70
[  335.918380]  ? __switch_to_asm+0x40/0x70
[  335.922464]  ? zap_class+0x640/0x640
[  335.926197]  ? find_held_lock+0x36/0x1c0
[  335.930270]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  335.934874]  ? lock_acquire+0x1ed/0x520
[  335.938863]  ? worker_thread+0x3e0/0x1390
[  335.943026]  ? kasan_check_read+0x11/0x20
[  335.947201]  ? do_raw_spin_lock+0x14f/0x350
[  335.951525]  ? kasan_check_read+0x11/0x20
[  335.955680]  ? rwlock_bug.part.2+0x90/0x90
[  335.959916]  ? trace_hardirqs_on+0x310/0x310
[  335.964342]  worker_thread+0x17f/0x1390
[  335.968322]  ? __switch_to_asm+0x34/0x70
[  335.972398]  ? process_one_work+0x1c40/0x1c40
[  335.976916]  ? __sched_text_start+0x8/0x8
[  335.981073]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  335.985852]  ? __kthread_parkme+0xce/0x1a0
[  335.990113]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  335.995220]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  336.000331]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  336.004921]  ? trace_hardirqs_on+0xbd/0x310
[  336.009248]  ? kasan_check_read+0x11/0x20
[  336.013398]  ? __kthread_parkme+0xce/0x1a0
[  336.017636]  ? trace_hardirqs_off_caller+0x310/0x310
[  336.022754]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  336.027866]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  336.033407]  ? __kthread_parkme+0xfb/0x1a0
[  336.037651]  ? process_one_work+0x1c40/0x1c40
[  336.042150]  kthread+0x35a/0x440
[  336.045520]  ? kthread_stop+0x900/0x900
[  336.049504]  ret_from_fork+0x3a/0x50
[  336.053239] warn_alloc_show_mem: 1 callbacks suppressed
[  336.053251] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  336.053253] Mem-Info:
[  336.053285] active_anon:57567 inactive_anon:185 isolated_anon:0
[  336.053285]  active_file:18 inactive_file:10 isolated_file:0
[  336.053285]  unevictable:0 dirty:0 writeback:0 unstable:0
[  336.053285]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  336.053285]  mapped:40979 shmem:4339 pagetables:609 bounce:0
[  336.053285]  free:13715 free_pcp:289 free_cma:0
[  336.058627] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  336.065992] Node 0 active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  336.068396] Call Trace:
[  336.101530] 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
[  336.110884]  <IRQ>
[  336.138557] lowmem_reserve[]: 0 2818 6321 6321
[  336.141148]  dump_stack+0x244/0x39d
[  336.167232] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  336.169390]  ? dump_stack_print_info.cold.1+0x20/0x20
[  336.173938] lowmem_reserve[]: 0 0 3503 3503
[  336.177580]  warn_alloc.cold.116+0xb7/0x1bd
[  336.205019] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2436kB bounce:0kB free_pcp:1156kB local_pcp:992kB free_cma:0kB
[  336.210238]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  336.214528] lowmem_reserve[]: 0 0 0 0
[  336.218851]  ? lock_downgrade+0x900/0x900
[  336.247832] 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
[  336.252680]  ? trace_hardirqs_off+0xb8/0x310
[  336.256452] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  336.260597]  ? trace_hardirqs_off+0xb8/0x310
[  336.274102] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 87*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13864kB
[  336.278526]  __alloc_pages_slowpath+0x26e8/0x2e10
[  336.293854] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  336.298304]  ? warn_alloc+0x120/0x120
[  336.313086] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  336.317922]  ? warn_alloc+0x120/0x120
[  336.326750] 4367 total pagecache pages
[  336.330547]  ? __bfs+0x321/0x780
[  336.339112] 0 pages in swap cache
[  336.342902]  ? print_usage_bug+0xc0/0xc0
[  336.346766] Swap cache stats: add 0, delete 0, find 0/0
[  336.350124]  ? lockdep_on+0x50/0x50
[  336.353557] Free swap  = 0kB
[  336.357611]  ? print_bfs_bug+0x80/0x80
[  336.362961] Total swap = 0kB
[  336.366587]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  336.369575] 1965979 pages RAM
[  336.373457]  ? should_fail+0x22d/0xd01
[  336.376448] 0 pages HighMem/MovableOnly
[  336.381984]  ? __bfs+0x321/0x780
[  336.385075] 342853 pages reserved
[  336.388961]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  336.392907] 0 pages cma reserved
[  336.396267]  ? __lock_acquire+0x62f/0x4c20
[  336.399794] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  336.404806]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  336.408216] kworker/1:4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  336.412381]  ? __lock_acquire+0x2aff/0x4c20
[  336.418847] kworker/1:4 cpuset=/ mems_allowed=0
[  336.423938]  ? should_fail+0x22d/0xd01
[  336.423963]  ? mark_held_locks+0x130/0x130
[  336.451317]  ? mark_held_locks+0x130/0x130
[  336.455558]  ? kasan_check_read+0x11/0x20
[  336.459710]  ? __lock_acquire+0x2aff/0x4c20
[  336.464035]  ? zap_class+0x640/0x640
[  336.467772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  336.473317]  ? check_preemption_disabled+0x48/0x280
[  336.478343]  ? __lock_is_held+0xb5/0x140
[  336.482424]  __alloc_pages_nodemask+0xa80/0xde0
[  336.487096]  ? zap_class+0x640/0x640
[  336.490819]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  336.495855]  ? find_held_lock+0x36/0x1c0
[  336.499934]  ? ____cache_alloc_node+0x1c7/0x1e0
[  336.504607]  ? lock_downgrade+0x900/0x900
[  336.508766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  336.514313]  cache_grow_begin+0xa5/0x8c0
[  336.518386]  ? do_raw_spin_unlock+0xa7/0x330
[  336.522802]  fallback_alloc+0x204/0x2e0
[  336.526802]  ____cache_alloc_node+0x1c7/0x1e0
[  336.531306]  kmem_cache_alloc_node+0xe3/0x730
[  336.535801]  ? do_raw_spin_unlock+0xa7/0x330
[  336.540217]  ? do_raw_spin_trylock+0x270/0x270
[  336.544812]  __alloc_skb+0x119/0x770
[  336.548532]  ? netdev_alloc_frag+0x1f0/0x1f0
[  336.552946]  ? atomic_notifier_call_chain+0xc6/0x190
[  336.558066]  ? lock_downgrade+0x900/0x900
[  336.562221]  ? check_preemption_disabled+0x48/0x280
[  336.567245]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  336.572186]  ? kasan_check_read+0x11/0x20
[  336.576334]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  336.581615]  ? rcu_softirq_qs+0x20/0x20
[  336.585591]  ? kasan_check_read+0x11/0x20
[  336.589746]  ? do_raw_write_trylock+0x270/0x270
[  336.594464]  __neigh_notify+0x8c/0x160
[  336.598353]  ? neigh_connected_output+0x780/0x780
[  336.603204]  neigh_timer_handler+0x6cb/0xdf0
[  336.607616]  ? check_preemption_disabled+0x48/0x280
[  336.612660]  ? neigh_periodic_work+0xc60/0xc60
[  336.617250]  ? __lock_is_held+0xb5/0x140
[  336.621328]  call_timer_fn+0x272/0x920
[  336.625220]  ? neigh_periodic_work+0xc60/0xc60
[  336.629804]  ? process_timeout+0x40/0x40
[  336.633884]  ? __run_timers+0x7da/0xc70
[  336.637873]  ? _raw_spin_unlock_irq+0x27/0x80
[  336.642399]  ? _raw_spin_unlock_irq+0x27/0x80
[  336.646908]  ? neigh_periodic_work+0xc60/0xc60
[  336.651498]  ? lockdep_hardirqs_on+0x296/0x5b0
[  336.656092]  ? trace_hardirqs_on+0xbd/0x310
[  336.660415]  ? kasan_check_read+0x11/0x20
[  336.664561]  ? __run_timers+0x7da/0xc70
[  336.668540]  ? trace_hardirqs_off_caller+0x310/0x310
[  336.673664]  ? neigh_periodic_work+0xc60/0xc60
[  336.678250]  __run_timers+0x7e5/0xc70
[  336.682082]  ? timer_fixup_init+0x70/0x70
[  336.686238]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  336.691258]  ? zap_class+0x640/0x640
[  336.694981]  ? enqueue_hrtimer+0x1a5/0x560
[  336.699220]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  336.704421]  ? find_held_lock+0x36/0x1c0
[  336.708490]  ? zap_class+0x640/0x640
[  336.712209]  ? pvclock_read_flags+0x160/0x160
[  336.716710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  336.722253]  ? check_preemption_disabled+0x48/0x280
[  336.727283]  ? __lock_is_held+0xb5/0x140
[  336.731348]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  336.736888]  ? check_preemption_disabled+0x48/0x280
[  336.741912]  run_timer_softirq+0x52/0xb0
[  336.746006]  ? rcu_read_lock_sched_held+0x14f/0x180
[  336.751030]  __do_softirq+0x308/0xb7e
[  336.754850]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  336.759345]  ? lock_downgrade+0x900/0x900
[  336.763497]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  336.768630]  ? pvclock_read_flags+0x160/0x160
[  336.773131]  ? lapic_next_event+0x5a/0x90
[  336.777286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  336.782845]  ? kvm_clock_read+0x18/0x30
[  336.786832]  ? kvm_sched_clock_read+0x9/0x20
[  336.791247]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  336.796788]  ? check_preemption_disabled+0x48/0x280
[  336.801815]  irq_exit+0x17f/0x1c0
[  336.805273]  smp_apic_timer_interrupt+0x1cb/0x760
[  336.810116]  ? smp_reschedule_interrupt+0x109/0x650
[  336.815150]  ? smp_call_function_single_interrupt+0x650/0x650
[  336.821039]  ? interrupt_entry+0xb5/0xc0
[  336.825137]  ? trace_hardirqs_off_caller+0xbb/0x310
[  336.830154]  ? trace_hardirqs_off_caller+0xbb/0x310
[  336.835174]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  336.840020]  ? trace_hardirqs_on_caller+0x310/0x310
[  336.845059]  ? trace_hardirqs_on_caller+0x310/0x310
[  336.850081]  ? task_prio+0x50/0x50
[  336.853630]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  336.859173]  ? check_preemption_disabled+0x48/0x280
[  336.864196]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  336.869068]  apic_timer_interrupt+0xf/0x20
[  336.873301]  </IRQ>
[  336.875541] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  336.881429] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  336.900332] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  336.908060] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  336.915334] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  336.922600] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  336.929867] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  336.937138] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  336.944447]  ? save_stack+0xa9/0xd0
[  336.948099]  __kmalloc_node_track_caller+0x3c/0x70
[  336.953037]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  336.957822]  pskb_expand_head+0x230/0x10f0
[  336.962074]  ? check_preemption_disabled+0x48/0x280
[  336.967108]  ? memcpy+0x45/0x50
[  336.970399]  ? __copy_skb_header+0x350/0x6b0
[  336.974815]  ? skb_release_data+0x880/0x880
[  336.979137]  ? __alloc_skb+0x770/0x770
[  336.983038]  ? __lock_is_held+0xb5/0x140
[  336.987127]  ? kasan_check_write+0x14/0x20
[  336.991362]  ? __skb_clone+0x6c7/0xa00
[  336.995255]  ? __copy_skb_header+0x6b0/0x6b0
[  336.999662]  ? kmem_cache_alloc+0x33a/0x730
[  337.004009]  skb_ensure_writable+0x3dd/0x640
[  337.008429]  ? skb_checksum_setup+0xaa0/0xaa0
[  337.012927]  ? check_preemption_disabled+0x48/0x280
[  337.017956]  ? __this_cpu_preempt_check+0x1c/0x20
[  337.022800]  ? __bpf_redirect+0x54b/0xb20
[  337.026958]  bpf_clone_redirect+0x14a/0x490
[  337.031289]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  337.036312]  ? __sched_text_start+0x8/0x8
[  337.040464]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  337.045243]  ? find_held_lock+0x36/0x1c0
[  337.049319]  ? lock_acquire+0x1ed/0x520
[  337.053294]  ? bpf_test_run+0x3cb/0x780
[  337.057270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  337.062812]  ? check_preemption_disabled+0x48/0x280
[  337.067840]  ? kasan_check_read+0x11/0x20
[  337.071989]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  337.077266]  ? rcu_softirq_qs+0x20/0x20
[  337.081247]  ? preempt_schedule+0x4d/0x60
[  337.085409]  ? ___preempt_schedule+0x16/0x18
[  337.089828]  ? bpf_test_run+0x25d/0x780
[  337.093815]  ? netlink_diag_dump+0x2a0/0x2a0
[  337.098229]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  337.103768]  ? bpf_test_init.isra.10+0x70/0x100
[  337.108448]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  337.113222]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  337.118079]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  337.123617]  ? fput+0x130/0x1a0
[  337.126899]  ? __bpf_prog_get+0x9b/0x290
[  337.130966]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  337.135818]  ? bpf_prog_test_run+0x130/0x1a0
[  337.140232]  ? __x64_sys_bpf+0x3db/0x520
[  337.144299]  ? bpf_prog_get+0x20/0x20
[  337.148129]  ? do_syscall_64+0x1b9/0x820
[  337.152193]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  337.157560]  ? syscall_return_slowpath+0x5e0/0x5e0
[  337.162490]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  337.167339]  ? trace_hardirqs_on_caller+0x310/0x310
[  337.172358]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  337.177386]  ? prepare_exit_to_usermode+0x291/0x3b0
[  337.182412]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  337.187264]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  337.192651] CPU: 1 PID: 7720 Comm: kworker/1:4 Not tainted 4.20.0-rc1+ #149
[  337.192772] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  337.199756] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  337.199774] Workqueue: events_power_efficient neigh_periodic_work
[  337.210319] syz-executor2 cpuset=syz2 mems_allowed=0
[  337.219664] Call Trace:
[  337.233559]  <IRQ>
[  337.235719]  dump_stack+0x244/0x39d
[  337.239354]  ? dump_stack_print_info.cold.1+0x20/0x20
[  337.244565]  warn_alloc.cold.116+0xb7/0x1bd
[  337.248892]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  337.253756]  ? lock_downgrade+0x900/0x900
[  337.257918]  ? trace_hardirqs_off+0xb8/0x310
[  337.262435]  ? trace_hardirqs_off+0xb8/0x310
[  337.266871]  __alloc_pages_slowpath+0x26e8/0x2e10
[  337.271752]  ? warn_alloc+0x120/0x120
[  337.275563]  ? print_usage_bug+0xc0/0xc0
[  337.279632]  ? warn_alloc+0x120/0x120
[  337.283439]  ? warn_alloc+0x120/0x120
[  337.287242]  ? print_usage_bug+0xc0/0xc0
[  337.291312]  ? print_usage_bug+0xc0/0xc0
[  337.295376]  ? __lock_acquire+0x62f/0x4c20
[  337.299621]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  337.305162]  ? should_fail+0x22d/0xd01
[  337.309070]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  337.314183]  ? __lock_acquire+0x62f/0x4c20
[  337.318936]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  337.324041]  ? __lock_acquire+0x62f/0x4c20
[  337.328285]  ? should_fail+0x22d/0xd01
[  337.332176]  ? find_held_lock+0x36/0x1c0
[  337.336250]  ? mark_held_locks+0x130/0x130
[  337.340509]  ? mark_held_locks+0x130/0x130
[  337.344745]  ? zap_class+0x640/0x640
[  337.348479]  ? zap_class+0x640/0x640
[  337.352206]  ? print_usage_bug+0xc0/0xc0
[  337.356276]  ? do_raw_spin_unlock+0xa7/0x330
[  337.360694]  ? zap_class+0x640/0x640
[  337.364421]  ? print_usage_bug+0xc0/0xc0
[  337.368482]  ? wq_watchdog_touch+0x9c/0xfe
[  337.372726]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  337.378265]  ? check_preemption_disabled+0x48/0x280
[  337.383292]  ? __lock_is_held+0xb5/0x140
[  337.387363]  __alloc_pages_nodemask+0xa80/0xde0
[  337.392035]  ? zap_class+0x640/0x640
[  337.395770]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  337.400802]  ? find_held_lock+0x36/0x1c0
[  337.404879]  ? ____cache_alloc_node+0x1c7/0x1e0
[  337.409558]  ? lock_downgrade+0x900/0x900
[  337.413718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  337.419265]  cache_grow_begin+0xa5/0x8c0
[  337.423330]  ? do_raw_spin_unlock+0xa7/0x330
[  337.427748]  fallback_alloc+0x204/0x2e0
[  337.431735]  ____cache_alloc_node+0x1c7/0x1e0
[  337.436239]  kmem_cache_alloc_node+0xe3/0x730
[  337.440736]  ? ipv6_get_ifaddr+0x42e/0x620
[  337.444994]  __alloc_skb+0x119/0x770
[  337.448709]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  337.453997]  ? netdev_alloc_frag+0x1f0/0x1f0
[  337.458411]  ? lock_downgrade+0x900/0x900
[  337.462576]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  337.468117]  ? refcount_sub_and_test_checked+0x203/0x310
[  337.473591]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  337.479055]  ? addrconf_rs_timer+0x690/0x690
[  337.483488]  ndisc_alloc_skb+0x144/0x340
[  337.487580]  ndisc_send_rs+0x331/0x6e0
[  337.491479]  addrconf_rs_timer+0x314/0x690
[  337.495725]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  337.499975]  call_timer_fn+0x272/0x920
[  337.503864]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  337.508100]  ? process_timeout+0x40/0x40
[  337.512177]  ? mark_held_locks+0xc7/0x130
[  337.516332]  ? _raw_spin_unlock_irq+0x27/0x80
[  337.520831]  ? _raw_spin_unlock_irq+0x27/0x80
[  337.525329]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  337.529571]  ? lockdep_hardirqs_on+0x296/0x5b0
[  337.534157]  ? trace_hardirqs_on+0xbd/0x310
[  337.538480]  ? kasan_check_read+0x11/0x20
[  337.542645]  ? __run_timers+0x7da/0xc70
[  337.546634]  ? trace_hardirqs_off_caller+0x310/0x310
[  337.551741]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  337.555982]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  337.560216]  __run_timers+0x7e5/0xc70
[  337.564031]  ? timer_fixup_init+0x70/0x70
[  337.568189]  ? lock_downgrade+0x900/0x900
[  337.572349]  ? zap_class+0x640/0x640
[  337.576085]  ? print_usage_bug+0xc0/0xc0
[  337.580150]  ? trace_hardirqs_on+0x310/0x310
[  337.584576]  ? kvm_clock_read+0x18/0x30
[  337.588565]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  337.593590]  ? ktime_get+0x2c1/0x400
[  337.597308]  ? zap_class+0x640/0x640
[  337.601028]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  337.606579]  ? check_preemption_disabled+0x48/0x280
[  337.611612]  ? __lock_is_held+0xb5/0x140
[  337.615679]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  337.621227]  ? check_preemption_disabled+0x48/0x280
[  337.626252]  run_timer_softirq+0x52/0xb0
[  337.630316]  ? rcu_read_lock_sched_held+0x14f/0x180
[  337.635338]  __do_softirq+0x308/0xb7e
[  337.639151]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  337.644252]  ? irq_exit+0xbd/0x1c0
[  337.647795]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  337.652812]  ? smp_reschedule_interrupt+0x109/0x650
[  337.657830]  ? smp_call_function_single_interrupt+0x650/0x650
[  337.663746]  ? ret_from_intr+0xb/0x1e
[  337.667552]  ? trace_hardirqs_off_caller+0xbb/0x310
[  337.672583]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  337.677431]  ? trace_hardirqs_on_caller+0x310/0x310
[  337.682451]  ? task_prio+0x50/0x50
[  337.685995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  337.691534]  ? check_preemption_disabled+0x48/0x280
[  337.696571]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  337.701422]  ? neigh_periodic_work+0x6bd/0xc60
[  337.706007]  do_softirq_own_stack+0x2a/0x40
[  337.710327]  </IRQ>
[  337.712571]  do_softirq.part.14+0x126/0x160
[  337.716896]  __local_bh_enable_ip+0x21d/0x260
[  337.721395]  _raw_write_unlock_bh+0x30/0x40
[  337.725719]  neigh_periodic_work+0x6bd/0xc60
[  337.730155]  ? neigh_table_clear+0x390/0x390
[  337.734574]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  337.740116]  ? check_preemption_disabled+0x48/0x280
[  337.745145]  ? __lock_is_held+0xb5/0x140
[  337.749222]  process_one_work+0xc90/0x1c40
[  337.753471]  ? mark_held_locks+0x130/0x130
[  337.757720]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  337.762433]  ? __switch_to_asm+0x40/0x70
[  337.766494]  ? __switch_to_asm+0x40/0x70
[  337.770573]  ? __switch_to_asm+0x34/0x70
[  337.774634]  ? __switch_to_asm+0x40/0x70
[  337.778694]  ? __switch_to_asm+0x34/0x70
[  337.782754]  ? __switch_to_asm+0x40/0x70
[  337.786812]  ? __switch_to_asm+0x34/0x70
[  337.790870]  ? __switch_to_asm+0x40/0x70
[  337.794950]  ? __schedule+0x8d7/0x21d0
[  337.798838]  ? __switch_to_asm+0x34/0x70
[  337.802896]  ? __switch_to_asm+0x40/0x70
[  337.806977]  ? zap_class+0x640/0x640
[  337.810715]  ? find_held_lock+0x36/0x1c0
[  337.814793]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  337.819394]  ? lock_acquire+0x1ed/0x520
[  337.823374]  ? worker_thread+0x3e0/0x1390
[  337.827537]  ? kasan_check_read+0x11/0x20
[  337.831696]  ? do_raw_spin_lock+0x14f/0x350
[  337.836017]  ? kasan_check_read+0x11/0x20
[  337.840176]  ? rwlock_bug.part.2+0x90/0x90
[  337.844417]  ? trace_hardirqs_on+0x310/0x310
[  337.848843]  worker_thread+0x17f/0x1390
[  337.852821]  ? __switch_to_asm+0x34/0x70
[  337.856905]  ? process_one_work+0x1c40/0x1c40
[  337.861426]  ? __sched_text_start+0x8/0x8
[  337.865579]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  337.870357]  ? __kthread_parkme+0xce/0x1a0
[  337.874594]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  337.879696]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  337.884804]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  337.889388]  ? trace_hardirqs_on+0xbd/0x310
[  337.893712]  ? kasan_check_read+0x11/0x20
[  337.897861]  ? __kthread_parkme+0xce/0x1a0
[  337.902098]  ? trace_hardirqs_off_caller+0x310/0x310
[  337.907213]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  337.912318]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  337.917872]  ? __kthread_parkme+0xfb/0x1a0
[  337.922112]  ? process_one_work+0x1c40/0x1c40
[  337.926610]  kthread+0x35a/0x440
[  337.930023]  ? kthread_stop+0x900/0x900
[  337.934010]  ret_from_fork+0x3a/0x50
[  337.937770] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  337.937776] warn_alloc_show_mem: 1 callbacks suppressed
[  337.937791] Mem-Info:
[  337.945154] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  337.950533] active_anon:57567 inactive_anon:185 isolated_anon:0
[  337.950533]  active_file:18 inactive_file:10 isolated_file:0
[  337.950533]  unevictable:0 dirty:0 writeback:0 unstable:0
[  337.950533]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  337.950533]  mapped:40979 shmem:4339 pagetables:609 bounce:0
[  337.950533]  free:13715 free_pcp:289 free_cma:0
[  337.952907] Call Trace:
[  337.962300] Node 0 active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  337.995235]  <IRQ>
[  337.997805] 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
[  338.025474]  dump_stack+0x244/0x39d
[  338.027602] lowmem_reserve[]: 0 2818 6321 6321
[  338.053710]  ? dump_stack_print_info.cold.1+0x20/0x20
[  338.057311] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  338.061895]  warn_alloc.cold.116+0xb7/0x1bd
[  338.067063] lowmem_reserve[]: 0 0 3503 3503
[  338.094214]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  338.098515] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2436kB bounce:0kB free_pcp:1156kB local_pcp:992kB free_cma:0kB
[  338.102832]  ? lock_downgrade+0x900/0x900
[  338.107646] lowmem_reserve[]: 0 0 0 0
[  338.136665]  ? trace_hardirqs_off+0xb8/0x310
[  338.140786] 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
[  338.144612]  ? trace_hardirqs_off+0xb8/0x310
[  338.148995] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  338.162526]  __alloc_pages_slowpath+0x26e8/0x2e10
[  338.166923] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 87*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13864kB
[  338.182308]  ? warn_alloc+0x120/0x120
[  338.187393] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  338.202219]  ? warn_alloc+0x120/0x120
[  338.206007] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  338.214831]  ? warn_alloc+0x120/0x120
[  338.218607] 4367 total pagecache pages
[  338.227178]  ? print_usage_bug+0xc0/0xc0
[  338.230957] 0 pages in swap cache
[  338.234830]  ? enqueue_hrtimer+0x1a5/0x560
[  338.238873] Swap cache stats: add 0, delete 0, find 0/0
[  338.242317]  ? print_usage_bug+0xc0/0xc0
[  338.246528] Free swap  = 0kB
[  338.251892]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  338.255932] Total swap = 0kB
[  338.258970]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  338.264135] 1965979 pages RAM
[  338.267157]  ? should_fail+0x22d/0xd01
[  338.272666] 0 pages HighMem/MovableOnly
[  338.275765]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  338.279618] 342853 pages reserved
[  338.279621] 0 pages cma reserved
[  338.279673] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  338.302453]  ? __lock_acquire+0x62f/0x4c20
[  338.306697]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  338.311805]  ? __lock_acquire+0x62f/0x4c20
[  338.316058]  ? should_fail+0x22d/0xd01
[  338.319962]  ? mark_held_locks+0x130/0x130
[  338.324205]  ? mark_held_locks+0x130/0x130
[  338.328445]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  338.333463]  ? ktime_get+0x2c1/0x400
[  338.337183]  ? zap_class+0x640/0x640
[  338.340904]  ? print_usage_bug+0xc0/0xc0
[  338.344984]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  338.350531]  ? check_preemption_disabled+0x48/0x280
[  338.355559]  ? __lock_is_held+0xb5/0x140
[  338.359632]  __alloc_pages_nodemask+0xa80/0xde0
[  338.364325]  ? zap_class+0x640/0x640
[  338.368062]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  338.373108]  ? find_held_lock+0x36/0x1c0
[  338.377186]  ? ____cache_alloc_node+0x1c7/0x1e0
[  338.381862]  ? lock_downgrade+0x900/0x900
[  338.386021]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  338.391583]  cache_grow_begin+0xa5/0x8c0
[  338.395652]  ? do_raw_spin_unlock+0xa7/0x330
[  338.400088]  fallback_alloc+0x204/0x2e0
[  338.404092]  ____cache_alloc_node+0x1c7/0x1e0
[  338.408596]  kmem_cache_alloc_node+0xe3/0x730
[  338.413100]  ? ipv6_get_ifaddr+0x42e/0x620
[  338.417355]  __alloc_skb+0x119/0x770
[  338.421080]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  338.426379]  ? netdev_alloc_frag+0x1f0/0x1f0
[  338.430795]  ? lock_downgrade+0x900/0x900
[  338.434956]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  338.440497]  ? refcount_sub_and_test_checked+0x203/0x310
[  338.445962]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  338.451416]  ? addrconf_rs_timer+0x690/0x690
[  338.455843]  ndisc_alloc_skb+0x144/0x340
[  338.459912]  ndisc_send_rs+0x331/0x6e0
[  338.463809]  addrconf_rs_timer+0x314/0x690
[  338.468065]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  338.472318]  call_timer_fn+0x272/0x920
[  338.476213]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  338.480451]  ? process_timeout+0x40/0x40
[  338.484521]  ? __run_timers+0x7da/0xc70
[  338.488517]  ? _raw_spin_unlock_irq+0x27/0x80
[  338.493019]  ? _raw_spin_unlock_irq+0x27/0x80
[  338.497530]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  338.501770]  ? lockdep_hardirqs_on+0x296/0x5b0
[  338.506362]  ? trace_hardirqs_on+0xbd/0x310
[  338.510690]  ? kasan_check_read+0x11/0x20
[  338.514843]  ? __run_timers+0x7da/0xc70
[  338.518822]  ? trace_hardirqs_off_caller+0x310/0x310
[  338.523940]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  338.528175]  __run_timers+0x7e5/0xc70
[  338.531992]  ? timer_fixup_init+0x70/0x70
[  338.536145]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  338.541169]  ? zap_class+0x640/0x640
[  338.544894]  ? enqueue_hrtimer+0x1a5/0x560
[  338.549137]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  338.554341]  ? find_held_lock+0x36/0x1c0
[  338.558411]  ? zap_class+0x640/0x640
[  338.562138]  ? pvclock_read_flags+0x160/0x160
[  338.566653]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  338.572202]  ? check_preemption_disabled+0x48/0x280
[  338.577260]  ? __lock_is_held+0xb5/0x140
[  338.581327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  338.586869]  ? check_preemption_disabled+0x48/0x280
[  338.591910]  run_timer_softirq+0x52/0xb0
[  338.595990]  ? rcu_read_lock_sched_held+0x14f/0x180
[  338.601007]  __do_softirq+0x308/0xb7e
[  338.604823]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  338.609323]  ? lock_downgrade+0x900/0x900
[  338.613478]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  338.618594]  ? pvclock_read_flags+0x160/0x160
[  338.623096]  ? lapic_next_event+0x5a/0x90
[  338.627250]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  338.632814]  ? kvm_clock_read+0x18/0x30
[  338.636791]  ? kvm_sched_clock_read+0x9/0x20
[  338.641204]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  338.646776]  ? check_preemption_disabled+0x48/0x280
[  338.651809]  irq_exit+0x17f/0x1c0
[  338.655265]  smp_apic_timer_interrupt+0x1cb/0x760
[  338.660117]  ? smp_reschedule_interrupt+0x109/0x650
[  338.665144]  ? smp_call_function_single_interrupt+0x650/0x650
[  338.671058]  ? interrupt_entry+0xb5/0xc0
[  338.675127]  ? trace_hardirqs_off_caller+0xbb/0x310
[  338.680149]  ? trace_hardirqs_off_caller+0xbb/0x310
[  338.685173]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  338.690019]  ? trace_hardirqs_on_caller+0x310/0x310
[  338.695074]  ? trace_hardirqs_on_caller+0x310/0x310
[  338.700111]  ? task_prio+0x50/0x50
[  338.703655]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  338.709199]  ? check_preemption_disabled+0x48/0x280
[  338.714229]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  338.719099]  apic_timer_interrupt+0xf/0x20
[  338.723361]  </IRQ>
[  338.725605] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  338.731497] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  338.750396] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  338.758106] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  338.765376] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  338.772644] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  338.779927] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  338.787213] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  338.794521]  ? save_stack+0xa9/0xd0
[  338.798165]  __kmalloc_node_track_caller+0x3c/0x70
[  338.803104]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  338.807871]  pskb_expand_head+0x230/0x10f0
[  338.812122]  ? check_preemption_disabled+0x48/0x280
[  338.817148]  ? memcpy+0x45/0x50
[  338.820432]  ? __copy_skb_header+0x350/0x6b0
[  338.824844]  ? skb_release_data+0x880/0x880
[  338.829185]  ? __alloc_skb+0x770/0x770
[  338.833115]  ? __lock_is_held+0xb5/0x140
[  338.837206]  ? kasan_check_write+0x14/0x20
[  338.841442]  ? __skb_clone+0x6c7/0xa00
[  338.845336]  ? __copy_skb_header+0x6b0/0x6b0
[  338.849747]  ? kmem_cache_alloc+0x33a/0x730
[  338.854100]  skb_ensure_writable+0x3dd/0x640
[  338.858516]  ? skb_checksum_setup+0xaa0/0xaa0
[  338.863016]  ? check_preemption_disabled+0x48/0x280
[  338.868079]  ? __this_cpu_preempt_check+0x1c/0x20
[  338.872931]  ? __bpf_redirect+0x54b/0xb20
[  338.877093]  bpf_clone_redirect+0x14a/0x490
[  338.881424]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  338.886447]  ? __sched_text_start+0x8/0x8
[  338.890601]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  338.895367]  ? find_held_lock+0x36/0x1c0
[  338.899441]  ? lock_acquire+0x1ed/0x520
[  338.903421]  ? bpf_test_run+0x3cb/0x780
[  338.907399]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  338.912941]  ? check_preemption_disabled+0x48/0x280
[  338.917970]  ? kasan_check_read+0x11/0x20
[  338.922120]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  338.927402]  ? rcu_softirq_qs+0x20/0x20
[  338.931381]  ? preempt_schedule+0x4d/0x60
[  338.935531]  ? ___preempt_schedule+0x16/0x18
[  338.939951]  ? bpf_test_run+0x25d/0x780
[  338.943969]  ? netlink_diag_dump+0x2a0/0x2a0
[  338.948380]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  338.953918]  ? bpf_test_init.isra.10+0x70/0x100
[  338.958600]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  338.963371]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  338.968215]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  338.973758]  ? fput+0x130/0x1a0
[  338.977058]  ? __bpf_prog_get+0x9b/0x290
[  338.981129]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  338.985970]  ? bpf_prog_test_run+0x130/0x1a0
[  338.990386]  ? __x64_sys_bpf+0x3db/0x520
[  338.994473]  ? bpf_prog_get+0x20/0x20
[  338.998302]  ? do_syscall_64+0x1b9/0x820
[  339.002368]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  339.007737]  ? syscall_return_slowpath+0x5e0/0x5e0
[  339.012672]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  339.017519]  ? trace_hardirqs_on_caller+0x310/0x310
[  339.022539]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  339.027560]  ? prepare_exit_to_usermode+0x291/0x3b0
[  339.032584]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  339.037436]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  339.042821] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #149
[  339.042874] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  339.049070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  339.049080] Call Trace:
[  339.055658] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  339.064935]  dump_stack+0x244/0x39d
[  339.067495] syz-executor2 cpuset=syz2 mems_allowed=0
[  339.077979]  ? dump_stack_print_info.cold.1+0x20/0x20
[  339.091855]  ? mark_held_locks+0x130/0x130
[  339.096099]  ? mark_held_locks+0x130/0x130
[  339.100345]  dump_header+0x27b/0xf72
[  339.104081]  ? pagefault_out_of_memory+0x197/0x197
[  339.109025]  ? __lock_acquire+0x62f/0x4c20
[  339.113269]  ? percpu_ref_get_many+0x240/0x240
[  339.117859]  ? print_usage_bug+0xc0/0xc0
[  339.121927]  ? zap_class+0x640/0x640
[  339.125644]  ? print_usage_bug+0xc0/0xc0
[  339.129708]  ? print_usage_bug+0xc0/0xc0
[  339.133775]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  339.139329]  ? find_held_lock+0x36/0x1c0
[  339.143407]  ? mark_held_locks+0xc7/0x130
[  339.147577]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  339.152698]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  339.157898]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  339.162486]  ? trace_hardirqs_on+0xbd/0x310
[  339.166812]  ? kasan_check_read+0x11/0x20
[  339.170963]  ? ___ratelimit+0x3b4/0x672
[  339.174940]  ? trace_hardirqs_off_caller+0x310/0x310
[  339.180061]  ? trace_hardirqs_on+0x310/0x310
[  339.184484]  ? lock_downgrade+0x900/0x900
[  339.188642]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  339.193746]  ? ___ratelimit+0x3b9/0x672
[  339.197740]  ? idr_get_free+0xf70/0xf70
[  339.201715]  ? find_held_lock+0x36/0x1c0
[  339.205787]  oom_kill_process.cold.27+0x10/0x903
[  339.210547]  ? zap_class+0x640/0x640
[  339.214271]  ? check_preemption_disabled+0x48/0x280
[  339.219291]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  339.224227]  ? kasan_check_read+0x11/0x20
[  339.228377]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  339.233676]  ? oom_evaluate_task+0x540/0x540
[  339.238092]  ? find_held_lock+0x36/0x1c0
[  339.242166]  ? out_of_memory+0x974/0x1430
[  339.246321]  ? lock_downgrade+0x900/0x900
[  339.250473]  ? check_preemption_disabled+0x48/0x280
[  339.255495]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  339.260429]  ? kasan_check_read+0x11/0x20
[  339.264603]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  339.269892]  ? rcu_softirq_qs+0x20/0x20
[  339.273876]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  339.279416]  ? oom_evaluate_task+0x302/0x540
[  339.283834]  out_of_memory+0xa84/0x1430
[  339.287821]  ? oom_killer_disable+0x3a0/0x3a0
[  339.292320]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  339.297261]  ? __ww_mutex_check_waiters+0x160/0x160
[  339.302295]  __alloc_pages_slowpath+0x2354/0x2e10
[  339.307178]  ? warn_alloc+0x120/0x120
[  339.310985]  ? mark_held_locks+0x130/0x130
[  339.315236]  ? warn_alloc+0x120/0x120
[  339.319506]  ? print_usage_bug+0xc0/0xc0
[  339.323580]  ? print_usage_bug+0xc0/0xc0
[  339.327645]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  339.332679]  ? poll_freewait+0x1d6/0x260
[  339.336747]  ? print_usage_bug+0xc0/0xc0
[  339.340819]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  339.346364]  ? should_fail+0x22d/0xd01
[  339.350267]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  339.355374]  ? zap_class+0x640/0x640
[  339.359112]  ? find_held_lock+0x36/0x1c0
[  339.363207]  ? lock_release+0xa00/0xa00
[  339.367186]  ? perf_trace_sched_process_exec+0x860/0x860
[  339.372637]  ? check_preemption_disabled+0x48/0x280
[  339.377665]  ? __might_sleep+0x95/0x190
[  339.381650]  __alloc_pages_nodemask+0xa80/0xde0
[  339.386325]  ? zap_class+0x640/0x640
[  339.390057]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  339.395091]  ? find_held_lock+0x36/0x1c0
[  339.399164]  ? cache_grow_begin+0x65/0x8c0
[  339.403401]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  339.407987]  ? trace_hardirqs_on+0xbd/0x310
[  339.412310]  ? fallback_alloc+0x204/0x2e0
[  339.416462]  ? trace_hardirqs_off_caller+0x310/0x310
[  339.421578]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  339.427124]  cache_grow_begin+0xa5/0x8c0
[  339.431186]  ? do_raw_spin_unlock+0xa7/0x330
[  339.435604]  fallback_alloc+0x204/0x2e0
[  339.439593]  ____cache_alloc_node+0x1c7/0x1e0
[  339.444097]  kmem_cache_alloc+0x1f8/0x730
[  339.448249]  ? lock_release+0xa00/0xa00
[  339.452234]  getname_flags+0xd0/0x590
[  339.456055]  user_path_at_empty+0x2d/0x50
[  339.460211]  vfs_statx+0x129/0x210
[  339.463770]  ? vfs_statx_fd+0xc0/0xc0
[  339.467584]  ? warn_bad_vsyscall+0xb0/0xb0
[  339.471822]  ? trace_hardirqs_on+0xbd/0x310
[  339.476154]  __do_sys_newstat+0x8f/0x110
[  339.480219]  ? cp_new_stat+0xa50/0xa50
[  339.484112]  ? do_syscall_64+0x9a/0x820
[  339.488090]  ? do_syscall_64+0x9a/0x820
[  339.492075]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  339.496665]  ? trace_hardirqs_on+0xbd/0x310
[  339.500991]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  339.506361]  ? trace_hardirqs_off_caller+0x310/0x310
[  339.511479]  __x64_sys_newstat+0x54/0x80
[  339.515549]  do_syscall_64+0x1b9/0x820
[  339.519445]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  339.524817]  ? syscall_return_slowpath+0x5e0/0x5e0
[  339.529746]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  339.534597]  ? trace_hardirqs_on_caller+0x310/0x310
[  339.539617]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  339.544638]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  339.550183]  ? prepare_exit_to_usermode+0x291/0x3b0
[  339.555209]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  339.560072]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  339.565265] RIP: 0033:0x7fdc1bf50c65
[  339.568992] Code: Bad RIP value.
[  339.572357] RSP: 002b:00007ffe73beb4a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000004
[  339.580069] RAX: ffffffffffffffda RBX: 00007ffe73beb6e0 RCX: 00007fdc1bf50c65
[  339.587352] RDX: 00007ffe73beb6e0 RSI: 00007ffe73beb6e0 RDI: 0000000000407545
[  339.594621] RBP: 0000000000000000 R08: 000000000157d240 R09: 0000000000000001
[  339.601893] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  339.609163] R13: 00007ffe73bebbe0 R14: 0000000000000000 R15: 0000000000000000
[  339.616462] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  339.616710] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  339.623836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  339.623846] Call Trace:
[  339.633539] init cpuset=/ mems_allowed=0
[  339.642881]  <IRQ>
[  339.651639]  dump_stack+0x244/0x39d
[  339.655278]  ? dump_stack_print_info.cold.1+0x20/0x20
[  339.660483]  warn_alloc.cold.116+0xb7/0x1bd
[  339.664808]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  339.669654]  ? lock_downgrade+0x900/0x900
[  339.673817]  ? trace_hardirqs_off+0xb8/0x310
[  339.678236]  ? trace_hardirqs_off+0xb8/0x310
[  339.682655]  __alloc_pages_slowpath+0x26e8/0x2e10
[  339.687528]  ? warn_alloc+0x120/0x120
[  339.691337]  ? print_usage_bug+0xc0/0xc0
[  339.695404]  ? warn_alloc+0x120/0x120
[  339.699214]  ? warn_alloc+0x120/0x120
[  339.703017]  ? print_usage_bug+0xc0/0xc0
[  339.707095]  ? kvm_clock_read+0x18/0x30
[  339.711082]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  339.716104]  ? print_usage_bug+0xc0/0xc0
[  339.720179]  ? __lock_acquire+0x62f/0x4c20
[  339.724421]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  339.729961]  ? should_fail+0x22d/0xd01
[  339.733848]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  339.739132]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  339.744240]  ? __lock_acquire+0x62f/0x4c20
[  339.748479]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  339.753586]  ? __lock_acquire+0x62f/0x4c20
[  339.757823]  ? should_fail+0x22d/0xd01
[  339.761711]  ? rcu_irq_exit+0x1a2/0x390
[  339.765697]  ? mark_held_locks+0x130/0x130
[  339.769940]  ? mark_held_locks+0x130/0x130
[  339.774188]  ? mark_held_locks+0xc7/0x130
[  339.778336]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  339.783358]  ? zap_class+0x640/0x640
[  339.787085]  ? print_usage_bug+0xc0/0xc0
[  339.791155]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  339.796696]  ? check_preemption_disabled+0x48/0x280
[  339.801755]  ? __lock_is_held+0xb5/0x140
[  339.805828]  __alloc_pages_nodemask+0xa80/0xde0
[  339.810502]  ? zap_class+0x640/0x640
[  339.814224]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  339.819259]  ? find_held_lock+0x36/0x1c0
[  339.823336]  ? ____cache_alloc_node+0x1c7/0x1e0
[  339.828007]  ? lock_downgrade+0x900/0x900
[  339.832189]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  339.837737]  cache_grow_begin+0xa5/0x8c0
[  339.841804]  ? do_raw_spin_unlock+0xa7/0x330
[  339.846227]  fallback_alloc+0x204/0x2e0
[  339.850212]  ____cache_alloc_node+0x1c7/0x1e0
[  339.854717]  kmem_cache_alloc_node+0xe3/0x730
[  339.859215]  ? ipv6_get_ifaddr+0x42e/0x620
[  339.863487]  __alloc_skb+0x119/0x770
[  339.867203]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  339.872491]  ? netdev_alloc_frag+0x1f0/0x1f0
[  339.876928]  ? lock_downgrade+0x900/0x900
[  339.881433]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  339.886975]  ? refcount_sub_and_test_checked+0x203/0x310
[  339.892444]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  339.897896]  ? addrconf_rs_timer+0x690/0x690
[  339.902322]  ndisc_alloc_skb+0x144/0x340
[  339.906405]  ndisc_send_rs+0x331/0x6e0
[  339.910301]  addrconf_rs_timer+0x314/0x690
[  339.914554]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  339.918810]  call_timer_fn+0x272/0x920
[  339.922707]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  339.926955]  ? process_timeout+0x40/0x40
[  339.931030]  ? __run_timers+0x7da/0xc70
[  339.935028]  ? _raw_spin_unlock_irq+0x27/0x80
[  339.939537]  ? _raw_spin_unlock_irq+0x27/0x80
[  339.944050]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  339.948296]  ? lockdep_hardirqs_on+0x296/0x5b0
[  339.952882]  ? trace_hardirqs_on+0xbd/0x310
[  339.957208]  ? kasan_check_read+0x11/0x20
[  339.961356]  ? __run_timers+0x7da/0xc70
[  339.965333]  ? trace_hardirqs_off_caller+0x310/0x310
[  339.970445]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  339.974687]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  339.978921]  __run_timers+0x7e5/0xc70
[  339.982734]  ? timer_fixup_init+0x70/0x70
[  339.986888]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  339.991905]  ? zap_class+0x640/0x640
[  339.995625]  ? enqueue_hrtimer+0x1a5/0x560
[  339.999864]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  340.005074]  ? find_held_lock+0x36/0x1c0
[  340.009147]  ? zap_class+0x640/0x640
[  340.012868]  ? pvclock_read_flags+0x160/0x160
[  340.017368]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.022908]  ? check_preemption_disabled+0x48/0x280
[  340.027936]  ? __lock_is_held+0xb5/0x140
[  340.031999]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.037539]  ? check_preemption_disabled+0x48/0x280
[  340.042648]  run_timer_softirq+0x52/0xb0
[  340.046712]  ? rcu_read_lock_sched_held+0x14f/0x180
[  340.051731]  __do_softirq+0x308/0xb7e
[  340.055536]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  340.060034]  ? lock_downgrade+0x900/0x900
[  340.064203]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  340.069318]  ? pvclock_read_flags+0x160/0x160
[  340.074165]  ? lapic_next_event+0x5a/0x90
[  340.078319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.083866]  ? kvm_clock_read+0x18/0x30
[  340.087843]  ? kvm_sched_clock_read+0x9/0x20
[  340.092254]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.097798]  ? check_preemption_disabled+0x48/0x280
[  340.102829]  irq_exit+0x17f/0x1c0
[  340.106285]  smp_apic_timer_interrupt+0x1cb/0x760
[  340.111132]  ? smp_reschedule_interrupt+0x109/0x650
[  340.116155]  ? smp_call_function_single_interrupt+0x650/0x650
[  340.122038]  ? interrupt_entry+0xb5/0xc0
[  340.126122]  ? trace_hardirqs_off_caller+0xbb/0x310
[  340.131144]  ? trace_hardirqs_off_caller+0xbb/0x310
[  340.136169]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  340.141012]  ? trace_hardirqs_on_caller+0x310/0x310
[  340.146035]  ? trace_hardirqs_on_caller+0x310/0x310
[  340.151073]  ? task_prio+0x50/0x50
[  340.154620]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.160164]  ? check_preemption_disabled+0x48/0x280
[  340.165189]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  340.170040]  apic_timer_interrupt+0xf/0x20
[  340.174282]  </IRQ>
[  340.176523] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  340.182409] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  340.201824] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  340.209533] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  340.216799] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  340.224082] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  340.231352] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  340.238623] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  340.245932]  ? save_stack+0xa9/0xd0
[  340.249573]  __kmalloc_node_track_caller+0x3c/0x70
[  340.254511]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  340.259278]  pskb_expand_head+0x230/0x10f0
[  340.263520]  ? check_preemption_disabled+0x48/0x280
[  340.268559]  ? memcpy+0x45/0x50
[  340.271844]  ? __copy_skb_header+0x350/0x6b0
[  340.276255]  ? skb_release_data+0x880/0x880
[  340.280581]  ? __alloc_skb+0x770/0x770
[  340.284481]  ? __lock_is_held+0xb5/0x140
[  340.288555]  ? kasan_check_write+0x14/0x20
[  340.292788]  ? __skb_clone+0x6c7/0xa00
[  340.296677]  ? __copy_skb_header+0x6b0/0x6b0
[  340.301098]  ? kmem_cache_alloc+0x33a/0x730
[  340.305430]  skb_ensure_writable+0x3dd/0x640
[  340.309848]  ? skb_checksum_setup+0xaa0/0xaa0
[  340.314345]  ? check_preemption_disabled+0x48/0x280
[  340.319366]  ? __this_cpu_preempt_check+0x1c/0x20
[  340.324213]  ? __bpf_redirect+0x54b/0xb20
[  340.328374]  bpf_clone_redirect+0x14a/0x490
[  340.332708]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  340.337731]  ? __sched_text_start+0x8/0x8
[  340.341884]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  340.346654]  ? find_held_lock+0x36/0x1c0
[  340.350723]  ? lock_acquire+0x1ed/0x520
[  340.354699]  ? bpf_test_run+0x3cb/0x780
[  340.358674]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.364221]  ? check_preemption_disabled+0x48/0x280
[  340.369250]  ? kasan_check_read+0x11/0x20
[  340.373400]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  340.378677]  ? rcu_softirq_qs+0x20/0x20
[  340.382657]  ? preempt_schedule+0x4d/0x60
[  340.386818]  ? ___preempt_schedule+0x16/0x18
[  340.391252]  ? bpf_test_run+0x25d/0x780
[  340.395241]  ? netlink_diag_dump+0x2a0/0x2a0
[  340.399658]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  340.405196]  ? bpf_test_init.isra.10+0x70/0x100
[  340.409872]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  340.414643]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  340.419488]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  340.425030]  ? fput+0x130/0x1a0
[  340.428325]  ? __bpf_prog_get+0x9b/0x290
[  340.432392]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  340.437232]  ? bpf_prog_test_run+0x130/0x1a0
[  340.441649]  ? __x64_sys_bpf+0x3db/0x520
[  340.445712]  ? bpf_prog_get+0x20/0x20
[  340.449539]  ? do_syscall_64+0x1b9/0x820
[  340.453601]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  340.458967]  ? syscall_return_slowpath+0x5e0/0x5e0
[  340.463895]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  340.468744]  ? trace_hardirqs_on_caller+0x310/0x310
[  340.473765]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  340.478787]  ? prepare_exit_to_usermode+0x291/0x3b0
[  340.483816]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  340.488671]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  340.494061] warn_alloc_show_mem: 1 callbacks suppressed
[  340.494072] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #149
[  340.494074] Mem-Info:
[  340.494105] active_anon:57567 inactive_anon:185 isolated_anon:0
[  340.494105]  active_file:18 inactive_file:10 isolated_file:0
[  340.494105]  unevictable:0 dirty:0 writeback:0 unstable:0
[  340.494105]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  340.494105]  mapped:40979 shmem:4339 pagetables:609 bounce:0
[  340.494105]  free:13715 free_pcp:289 free_cma:0
[  340.499450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  340.505685] Node 0 active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  340.508058] Call Trace:
[  340.508095]  <IRQ>
[  340.541085] 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
[  340.550449]  dump_stack+0x244/0x39d
[  340.578102] lowmem_reserve[]: 0 2818 6321 6321
[  340.580699]  ? dump_stack_print_info.cold.1+0x20/0x20
[  340.582817] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  340.608936]  warn_alloc.cold.116+0xb7/0x1bd
[  340.612538] lowmem_reserve[]: 0 0 3503 3503
[  340.617122]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  340.622284] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2436kB bounce:0kB free_pcp:1156kB local_pcp:164kB free_cma:0kB
[  340.649458]  ? lock_downgrade+0x900/0x900
[  340.653753] lowmem_reserve[]: 0 0 0 0
[  340.658087]  ? trace_hardirqs_off+0xb8/0x310
[  340.662897] 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
[  340.691879]  ? trace_hardirqs_off+0xb8/0x310
[  340.696005] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  340.699811]  __alloc_pages_slowpath+0x26e8/0x2e10
[  340.704185] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 87*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13864kB
[  340.717730]  ? warn_alloc+0x120/0x120
[  340.722095] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  340.737435]  ? find_held_lock+0x36/0x1c0
[  340.742259] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  340.757107]  ? warn_alloc+0x120/0x120
[  340.760880] 4367 total pagecache pages
[  340.769712]  ? warn_alloc+0x120/0x120
[  340.773757] 0 pages in swap cache
[  340.782332]  ? print_usage_bug+0xc0/0xc0
[  340.786114] Swap cache stats: add 0, delete 0, find 0/0
[  340.789993]  ? print_usage_bug+0xc0/0xc0
[  340.793765] Free swap  = 0kB
[  340.797210]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  340.801243] Total swap = 0kB
[  340.806606]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  340.810641] 1965979 pages RAM
[  340.813653]  ? should_fail+0x22d/0xd01
[  340.818899] 0 pages HighMem/MovableOnly
[  340.818908] 342853 pages reserved
[  340.821922]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  340.827432] 0 pages cma reserved
[  340.830533]  ? __lock_acquire+0x62f/0x4c20
[  340.834467] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  340.838361]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  340.841882] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  340.846891]  ? __lock_acquire+0x62f/0x4c20
[  340.850233] syz-executor2 cpuset=syz2 mems_allowed=0
[  340.854465]  ? should_fail+0x22d/0xd01
[  340.889685]  ? mark_held_locks+0x130/0x130
[  340.893928]  ? mark_held_locks+0x130/0x130
[  340.898167]  ? __enqueue_entity+0x10d/0x1f0
[  340.902496]  ? zap_class+0x640/0x640
[  340.906211]  ? print_usage_bug+0xc0/0xc0
[  340.910275]  ? __lock_acquire+0x62f/0x4c20
[  340.914514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.920060]  ? check_preemption_disabled+0x48/0x280
[  340.925096]  ? __lock_is_held+0xb5/0x140
[  340.929172]  __alloc_pages_nodemask+0xa80/0xde0
[  340.933841]  ? zap_class+0x640/0x640
[  340.937569]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  340.942605]  ? find_held_lock+0x36/0x1c0
[  340.946677]  ? ____cache_alloc_node+0x1c7/0x1e0
[  340.951361]  ? lock_downgrade+0x900/0x900
[  340.955523]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.961083]  cache_grow_begin+0xa5/0x8c0
[  340.965148]  ? do_raw_spin_unlock+0xa7/0x330
[  340.969570]  fallback_alloc+0x204/0x2e0
[  340.973552]  ____cache_alloc_node+0x1c7/0x1e0
[  340.978067]  kmem_cache_alloc_node+0xe3/0x730
[  340.982572]  ? ipv6_get_ifaddr+0x42e/0x620
[  340.986818]  __alloc_skb+0x119/0x770
[  340.990538]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  340.995822]  ? netdev_alloc_frag+0x1f0/0x1f0
[  341.000235]  ? lock_downgrade+0x900/0x900
[  341.004396]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.009950]  ? refcount_sub_and_test_checked+0x203/0x310
[  341.015422]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  341.020886]  ? addrconf_rs_timer+0x690/0x690
[  341.025315]  ndisc_alloc_skb+0x144/0x340
[  341.029386]  ndisc_send_rs+0x331/0x6e0
[  341.033281]  addrconf_rs_timer+0x314/0x690
[  341.037523]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  341.041772]  call_timer_fn+0x272/0x920
[  341.045664]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  341.049901]  ? process_timeout+0x40/0x40
[  341.053974]  ? mark_held_locks+0xc7/0x130
[  341.058126]  ? _raw_spin_unlock_irq+0x27/0x80
[  341.062626]  ? _raw_spin_unlock_irq+0x27/0x80
[  341.067122]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  341.071370]  ? lockdep_hardirqs_on+0x296/0x5b0
[  341.075957]  ? trace_hardirqs_on+0xbd/0x310
[  341.080283]  ? kasan_check_read+0x11/0x20
[  341.084436]  ? __run_timers+0x7da/0xc70
[  341.088416]  ? trace_hardirqs_off_caller+0x310/0x310
[  341.093538]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  341.097774]  __run_timers+0x7e5/0xc70
[  341.101588]  ? timer_fixup_init+0x70/0x70
[  341.105743]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  341.110762]  ? zap_class+0x640/0x640
[  341.114480]  ? print_usage_bug+0xc0/0xc0
[  341.118559]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  341.123759]  ? find_held_lock+0x36/0x1c0
[  341.127830]  ? zap_class+0x640/0x640
[  341.131550]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.137097]  ? check_preemption_disabled+0x48/0x280
[  341.142131]  ? __lock_is_held+0xb5/0x140
[  341.146197]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.151737]  ? check_preemption_disabled+0x48/0x280
[  341.156760]  run_timer_softirq+0x52/0xb0
[  341.160824]  ? rcu_read_lock_sched_held+0x14f/0x180
[  341.165841]  __do_softirq+0x308/0xb7e
[  341.169647]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  341.174149]  ? lock_downgrade+0x900/0x900
[  341.178305]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  341.183417]  ? pvclock_read_flags+0x160/0x160
[  341.187919]  ? lapic_next_event+0x5a/0x90
[  341.192075]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.197621]  ? kvm_clock_read+0x18/0x30
[  341.201600]  ? kvm_sched_clock_read+0x9/0x20
[  341.206012]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  341.211564]  ? check_preemption_disabled+0x48/0x280
[  341.216597]  irq_exit+0x17f/0x1c0
[  341.220061]  smp_apic_timer_interrupt+0x1cb/0x760
[  341.224905]  ? smp_reschedule_interrupt+0x109/0x650
[  341.229926]  ? smp_call_function_single_interrupt+0x650/0x650
[  341.235810]  ? interrupt_entry+0xb5/0xc0
[  341.239874]  ? trace_hardirqs_off_caller+0xbb/0x310
[  341.244891]  ? trace_hardirqs_off_caller+0xbb/0x310
[  341.249909]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  341.254754]  ? trace_hardirqs_on_caller+0x310/0x310
[  341.259771]  ? trace_hardirqs_on_caller+0x310/0x310
[  341.264792]  ? task_prio+0x50/0x50
[  341.268341]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.273881]  ? check_preemption_disabled+0x48/0x280
[  341.278918]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  341.283771]  apic_timer_interrupt+0xf/0x20
[  341.287999]  </IRQ>
[  341.290240] RIP: 0010:dump_stack+0x358/0x39d
[  341.294666] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 41 8b ef f9 48 83 3d 89 76 7e 01 00 0f 84 63 fe ff ff e8 7e 05 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 6b 05 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  341.313655] RSP: 0000:ffff8801d9a5ea58 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  341.321882] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a11c
[  341.329149] RDX: 0000000000000000 RSI: ffffffff87d38532 RDI: 0000000000000293
[  341.336415] RBP: ffff8801d9a5eb00 R08: ffff8801d9a508e0 R09: 0000000000000006
[  341.343680] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bd53
[  341.350947] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  341.358244]  ? dump_stack+0x34f/0x39d
[  341.362070]  ? dump_stack_print_info.cold.1+0x20/0x20
[  341.367267]  ? mark_held_locks+0x130/0x130
[  341.371506]  ? mark_held_locks+0x130/0x130
[  341.375752]  dump_header+0x27b/0xf72
[  341.379480]  ? pagefault_out_of_memory+0x197/0x197
[  341.384416]  ? __lock_acquire+0x62f/0x4c20
[  341.388649]  ? percpu_ref_get_many+0x240/0x240
[  341.393238]  ? print_usage_bug+0xc0/0xc0
[  341.397306]  ? zap_class+0x640/0x640
[  341.401020]  ? print_usage_bug+0xc0/0xc0
[  341.405087]  ? print_usage_bug+0xc0/0xc0
[  341.409158]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.414702]  ? find_held_lock+0x36/0x1c0
[  341.418773]  ? mark_held_locks+0xc7/0x130
[  341.422927]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  341.428031]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  341.433149]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  341.437737]  ? trace_hardirqs_on+0xbd/0x310
[  341.442069]  ? kasan_check_read+0x11/0x20
[  341.446221]  ? ___ratelimit+0x3b4/0x672
[  341.450198]  ? trace_hardirqs_off_caller+0x310/0x310
[  341.455303]  ? trace_hardirqs_on+0x310/0x310
[  341.459712]  ? lock_downgrade+0x900/0x900
[  341.463867]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  341.468972]  ? ___ratelimit+0x3b9/0x672
[  341.472951]  ? idr_get_free+0xf70/0xf70
[  341.476927]  ? find_held_lock+0x36/0x1c0
[  341.481000]  oom_kill_process.cold.27+0x10/0x903
[  341.485761]  ? zap_class+0x640/0x640
[  341.489479]  ? check_preemption_disabled+0x48/0x280
[  341.494500]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  341.499428]  ? kasan_check_read+0x11/0x20
[  341.503584]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  341.508863]  ? oom_evaluate_task+0x540/0x540
[  341.513277]  ? find_held_lock+0x36/0x1c0
[  341.517349]  ? out_of_memory+0x974/0x1430
[  341.521499]  ? lock_downgrade+0x900/0x900
[  341.525652]  ? check_preemption_disabled+0x48/0x280
[  341.530675]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  341.535607]  ? kasan_check_read+0x11/0x20
[  341.539756]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  341.545038]  ? rcu_softirq_qs+0x20/0x20
[  341.549027]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  341.554577]  ? oom_evaluate_task+0x302/0x540
[  341.558991]  out_of_memory+0xa84/0x1430
[  341.562978]  ? oom_killer_disable+0x3a0/0x3a0
[  341.567478]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  341.572413]  ? __ww_mutex_check_waiters+0x160/0x160
[  341.577446]  __alloc_pages_slowpath+0x2354/0x2e10
[  341.582322]  ? warn_alloc+0x120/0x120
[  341.586129]  ? mark_held_locks+0x130/0x130
[  341.590376]  ? warn_alloc+0x120/0x120
[  341.594179]  ? print_usage_bug+0xc0/0xc0
[  341.598247]  ? print_usage_bug+0xc0/0xc0
[  341.602307]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  341.607324]  ? poll_freewait+0x1d6/0x260
[  341.611390]  ? print_usage_bug+0xc0/0xc0
[  341.615454]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  341.620993]  ? should_fail+0x22d/0xd01
[  341.624888]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  341.629994]  ? zap_class+0x640/0x640
[  341.633731]  ? find_held_lock+0x36/0x1c0
[  341.637820]  ? lock_release+0xa00/0xa00
[  341.641801]  ? perf_trace_sched_process_exec+0x860/0x860
[  341.647252]  ? check_preemption_disabled+0x48/0x280
[  341.652281]  ? __might_sleep+0x95/0x190
[  341.656266]  __alloc_pages_nodemask+0xa80/0xde0
[  341.660937]  ? zap_class+0x640/0x640
[  341.664660]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  341.669692]  ? find_held_lock+0x36/0x1c0
[  341.673761]  ? cache_grow_begin+0x65/0x8c0
[  341.678000]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  341.682597]  ? trace_hardirqs_on+0xbd/0x310
[  341.686920]  ? fallback_alloc+0x204/0x2e0
[  341.691080]  ? trace_hardirqs_off_caller+0x310/0x310
[  341.696195]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  341.701742]  cache_grow_begin+0xa5/0x8c0
[  341.705809]  ? do_raw_spin_unlock+0xa7/0x330
[  341.710230]  fallback_alloc+0x204/0x2e0
[  341.714212]  ____cache_alloc_node+0x1c7/0x1e0
[  341.718714]  kmem_cache_alloc+0x1f8/0x730
[  341.722864]  ? lock_release+0xa00/0xa00
[  341.726849]  getname_flags+0xd0/0x590
[  341.730657]  user_path_at_empty+0x2d/0x50
[  341.734809]  vfs_statx+0x129/0x210
[  341.738358]  ? vfs_statx_fd+0xc0/0xc0
[  341.742174]  ? warn_bad_vsyscall+0xb0/0xb0
[  341.746427]  ? trace_hardirqs_on+0xbd/0x310
[  341.750755]  __do_sys_newstat+0x8f/0x110
[  341.754819]  ? cp_new_stat+0xa50/0xa50
[  341.758713]  ? do_syscall_64+0x9a/0x820
[  341.762686]  ? do_syscall_64+0x9a/0x820
[  341.766662]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  341.771248]  ? trace_hardirqs_on+0xbd/0x310
[  341.775580]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  341.780961]  ? trace_hardirqs_off_caller+0x310/0x310
[  341.786079]  __x64_sys_newstat+0x54/0x80
[  341.790147]  do_syscall_64+0x1b9/0x820
[  341.794033]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  341.799409]  ? syscall_return_slowpath+0x5e0/0x5e0
[  341.804338]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  341.809188]  ? trace_hardirqs_on_caller+0x310/0x310
[  341.814208]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  341.819231]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.824773]  ? prepare_exit_to_usermode+0x291/0x3b0
[  341.829798]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  341.834653]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  341.839842] RIP: 0033:0x7fdc1bf50c65
[  341.843570] Code: Bad RIP value.
[  341.846934] RSP: 002b:00007ffe73beb4a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000004
[  341.854645] RAX: ffffffffffffffda RBX: 00007ffe73beb6e0 RCX: 00007fdc1bf50c65
[  341.861913] RDX: 00007ffe73beb6e0 RSI: 00007ffe73beb6e0 RDI: 0000000000407545
[  341.869182] RBP: 0000000000000000 R08: 000000000157d240 R09: 0000000000000001
[  341.876449] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  341.883725] R13: 00007ffe73bebbe0 R14: 0000000000000000 R15: 0000000000000000
[  341.891033] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  341.891035] Mem-Info:
[  341.891074] active_anon:57567 inactive_anon:185 isolated_anon:0
[  341.891074]  active_file:18 inactive_file:10 isolated_file:0
[  341.891074]  unevictable:0 dirty:0 writeback:0 unstable:0
[  341.891074]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  341.891074]  mapped:40979 shmem:4339 pagetables:609 bounce:0
[  341.891074]  free:13715 free_pcp:289 free_cma:0
[  341.898418] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  341.898427] Call Trace:
[  341.900871] Node 0 active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  341.933809]  <IRQ>
[  341.943159] 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
[  341.945741]  dump_stack+0x244/0x39d
[  341.973378] lowmem_reserve[]: 0 2818 6321 6321
[  341.975550]  ? dump_stack_print_info.cold.1+0x20/0x20
[  342.001644] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  342.005299]  warn_alloc.cold.116+0xb7/0x1bd
[  342.009840] lowmem_reserve[]: 0 0 3503 3503
[  342.015025]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  342.042167] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2436kB bounce:0kB free_pcp:1156kB local_pcp:992kB free_cma:0kB
[  342.046492]  ? lock_downgrade+0x900/0x900
[  342.050781] lowmem_reserve[]: 0 0 0 0
[  342.055622]  ? trace_hardirqs_off+0xb8/0x310
[  342.084578] 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
[  342.088746]  ? trace_hardirqs_off+0xb8/0x310
[  342.092512] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  342.096922]  __alloc_pages_slowpath+0x26e8/0x2e10
[  342.110413] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 87*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13864kB
[  342.114840]  ? warn_alloc+0x120/0x120
[  342.130146] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  342.134977]  ? print_usage_bug+0xc0/0xc0
[  342.149783] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  342.153573]  ? warn_alloc+0x120/0x120
[  342.153592]  ? warn_alloc+0x120/0x120
[  342.162403] 4367 total pagecache pages
[  342.166461]  ? print_usage_bug+0xc0/0xc0
[  342.175012] 0 pages in swap cache
[  342.178801]  ? kvm_clock_read+0x18/0x30
[  342.182593] Swap cache stats: add 0, delete 0, find 0/0
[  342.187000]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  342.191038] Free swap  = 0kB
[  342.194495]  ? print_usage_bug+0xc0/0xc0
[  342.198445] Total swap = 0kB
[  342.203800]  ? __lock_acquire+0x62f/0x4c20
[  342.208789] 1965979 pages RAM
[  342.211804]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  342.215840] 0 pages HighMem/MovableOnly
[  342.218856]  ? should_fail+0x22d/0xd01
[  342.223063] 342853 pages reserved
[  342.223072] 0 pages cma reserved
[  342.226605]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  342.232172] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  342.236087]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  342.240036] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  342.243399]  ? __lock_acquire+0x62f/0x4c20
[  342.246743] init cpuset=/ mems_allowed=0
[  342.252011]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  342.287414]  ? __lock_acquire+0x62f/0x4c20
[  342.291651]  ? should_fail+0x22d/0xd01
[  342.295536]  ? rcu_irq_exit+0x1a2/0x390
[  342.299522]  ? mark_held_locks+0x130/0x130
[  342.303763]  ? mark_held_locks+0x130/0x130
[  342.308009]  ? mark_held_locks+0xc7/0x130
[  342.312160]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  342.317175]  ? zap_class+0x640/0x640
[  342.320889]  ? print_usage_bug+0xc0/0xc0
[  342.324955]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.330494]  ? check_preemption_disabled+0x48/0x280
[  342.335525]  ? __lock_is_held+0xb5/0x140
[  342.339593]  __alloc_pages_nodemask+0xa80/0xde0
[  342.344268]  ? zap_class+0x640/0x640
[  342.347990]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  342.353019]  ? find_held_lock+0x36/0x1c0
[  342.357106]  ? ____cache_alloc_node+0x1c7/0x1e0
[  342.361780]  ? lock_downgrade+0x900/0x900
[  342.365939]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.371488]  cache_grow_begin+0xa5/0x8c0
[  342.375551]  ? do_raw_spin_unlock+0xa7/0x330
[  342.379971]  fallback_alloc+0x204/0x2e0
[  342.383952]  ____cache_alloc_node+0x1c7/0x1e0
[  342.388453]  kmem_cache_alloc_node+0xe3/0x730
[  342.392954]  ? ipv6_get_ifaddr+0x42e/0x620
[  342.397209]  __alloc_skb+0x119/0x770
[  342.400927]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  342.406210]  ? netdev_alloc_frag+0x1f0/0x1f0
[  342.410618]  ? lock_downgrade+0x900/0x900
[  342.414778]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.420320]  ? refcount_sub_and_test_checked+0x203/0x310
[  342.425775]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  342.431231]  ? addrconf_rs_timer+0x690/0x690
[  342.435655]  ndisc_alloc_skb+0x144/0x340
[  342.439721]  ndisc_send_rs+0x331/0x6e0
[  342.443618]  addrconf_rs_timer+0x314/0x690
[  342.447859]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  342.452106]  call_timer_fn+0x272/0x920
[  342.455995]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  342.460234]  ? process_timeout+0x40/0x40
[  342.464306]  ? __run_timers+0x7da/0xc70
[  342.468288]  ? _raw_spin_unlock_irq+0x27/0x80
[  342.472780]  ? _raw_spin_unlock_irq+0x27/0x80
[  342.477276]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  342.481518]  ? lockdep_hardirqs_on+0x296/0x5b0
[  342.486103]  ? trace_hardirqs_on+0xbd/0x310
[  342.490425]  ? kasan_check_read+0x11/0x20
[  342.494570]  ? __run_timers+0x7da/0xc70
[  342.498555]  ? trace_hardirqs_off_caller+0x310/0x310
[  342.503669]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  342.507911]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  342.512147]  __run_timers+0x7e5/0xc70
[  342.515959]  ? timer_fixup_init+0x70/0x70
[  342.520115]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  342.525138]  ? zap_class+0x640/0x640
[  342.528855]  ? enqueue_hrtimer+0x1a5/0x560
[  342.533094]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  342.538292]  ? find_held_lock+0x36/0x1c0
[  342.542363]  ? zap_class+0x640/0x640
[  342.546089]  ? pvclock_read_flags+0x160/0x160
[  342.550592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.556133]  ? check_preemption_disabled+0x48/0x280
[  342.561168]  ? __lock_is_held+0xb5/0x140
[  342.565232]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.570771]  ? check_preemption_disabled+0x48/0x280
[  342.575794]  run_timer_softirq+0x52/0xb0
[  342.579856]  ? rcu_read_lock_sched_held+0x14f/0x180
[  342.584881]  __do_softirq+0x308/0xb7e
[  342.588685]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  342.593178]  ? lock_downgrade+0x900/0x900
[  342.597335]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  342.602448]  ? pvclock_read_flags+0x160/0x160
[  342.606946]  ? lapic_next_event+0x5a/0x90
[  342.611099]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.616642]  ? kvm_clock_read+0x18/0x30
[  342.620621]  ? kvm_sched_clock_read+0x9/0x20
[  342.625033]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.630590]  ? check_preemption_disabled+0x48/0x280
[  342.635620]  irq_exit+0x17f/0x1c0
[  342.639091]  smp_apic_timer_interrupt+0x1cb/0x760
[  342.643934]  ? smp_reschedule_interrupt+0x109/0x650
[  342.648953]  ? smp_call_function_single_interrupt+0x650/0x650
[  342.654835]  ? interrupt_entry+0xb5/0xc0
[  342.658903]  ? trace_hardirqs_off_caller+0xbb/0x310
[  342.663920]  ? trace_hardirqs_off_caller+0xbb/0x310
[  342.668936]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  342.673778]  ? trace_hardirqs_on_caller+0x310/0x310
[  342.678793]  ? trace_hardirqs_on_caller+0x310/0x310
[  342.683822]  ? task_prio+0x50/0x50
[  342.687379]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.692916]  ? check_preemption_disabled+0x48/0x280
[  342.697941]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  342.702795]  apic_timer_interrupt+0xf/0x20
[  342.707027]  </IRQ>
[  342.709280] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  342.715168] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  342.734088] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  342.741809] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  342.749087] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  342.756352] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  342.763622] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  342.770889] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  342.778193]  ? save_stack+0xa9/0xd0
[  342.781840]  __kmalloc_node_track_caller+0x3c/0x70
[  342.786779]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  342.791542]  pskb_expand_head+0x230/0x10f0
[  342.795778]  ? check_preemption_disabled+0x48/0x280
[  342.800799]  ? memcpy+0x45/0x50
[  342.804089]  ? __copy_skb_header+0x350/0x6b0
[  342.808500]  ? skb_release_data+0x880/0x880
[  342.812821]  ? __alloc_skb+0x770/0x770
[  342.816722]  ? __lock_is_held+0xb5/0x140
[  342.820794]  ? kasan_check_write+0x14/0x20
[  342.825029]  ? __skb_clone+0x6c7/0xa00
[  342.828930]  ? __copy_skb_header+0x6b0/0x6b0
[  342.833336]  ? kmem_cache_alloc+0x33a/0x730
[  342.837668]  skb_ensure_writable+0x3dd/0x640
[  342.842092]  ? skb_checksum_setup+0xaa0/0xaa0
[  342.846588]  ? check_preemption_disabled+0x48/0x280
[  342.851611]  ? __this_cpu_preempt_check+0x1c/0x20
[  342.856457]  ? __bpf_redirect+0x54b/0xb20
[  342.860616]  bpf_clone_redirect+0x14a/0x490
[  342.864947]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  342.869971]  ? __sched_text_start+0x8/0x8
[  342.874138]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  342.878902]  ? find_held_lock+0x36/0x1c0
[  342.882971]  ? lock_acquire+0x1ed/0x520
[  342.886958]  ? bpf_test_run+0x3cb/0x780
[  342.890939]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.896477]  ? check_preemption_disabled+0x48/0x280
[  342.901506]  ? kasan_check_read+0x11/0x20
[  342.905654]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  342.910945]  ? rcu_softirq_qs+0x20/0x20
[  342.914925]  ? preempt_schedule+0x4d/0x60
[  342.919085]  ? ___preempt_schedule+0x16/0x18
[  342.923505]  ? bpf_test_run+0x25d/0x780
[  342.927490]  ? netlink_diag_dump+0x2a0/0x2a0
[  342.931902]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  342.937443]  ? bpf_test_init.isra.10+0x70/0x100
[  342.942119]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  342.946901]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  342.951754]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  342.957291]  ? fput+0x130/0x1a0
[  342.960574]  ? __bpf_prog_get+0x9b/0x290
[  342.964640]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  342.969482]  ? bpf_prog_test_run+0x130/0x1a0
[  342.973898]  ? __x64_sys_bpf+0x3db/0x520
[  342.977958]  ? bpf_prog_get+0x20/0x20
[  342.981785]  ? do_syscall_64+0x1b9/0x820
[  342.985845]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  342.991212]  ? syscall_return_slowpath+0x5e0/0x5e0
[  342.996140]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  343.000985]  ? trace_hardirqs_on_caller+0x310/0x310
[  343.006003]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  343.011024]  ? prepare_exit_to_usermode+0x291/0x3b0
[  343.016076]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  343.020929]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  343.026310] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #149
[  343.026380] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  343.032546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  343.032552] Call Trace:
[  343.032564]  <IRQ>
[  343.032583]  dump_stack+0x244/0x39d
[  343.032602]  ? dump_stack_print_info.cold.1+0x20/0x20
[  343.039133] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  343.048441]  warn_alloc.cold.116+0xb7/0x1bd
[  343.050995] syz-executor2 cpuset=syz2 mems_allowed=0
[  343.053139]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  343.086609]  ? lock_downgrade+0x900/0x900
[  343.090767]  ? trace_hardirqs_off+0xb8/0x310
[  343.095194]  ? trace_hardirqs_off+0xb8/0x310
[  343.099616]  __alloc_pages_slowpath+0x26e8/0x2e10
[  343.104489]  ? warn_alloc+0x120/0x120
[  343.108300]  ? print_usage_bug+0xc0/0xc0
[  343.112371]  ? warn_alloc+0x120/0x120
[  343.116188]  ? warn_alloc+0x120/0x120
[  343.119994]  ? print_usage_bug+0xc0/0xc0
[  343.124067]  ? kvm_clock_read+0x18/0x30
[  343.128054]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  343.133082]  ? print_usage_bug+0xc0/0xc0
[  343.137153]  ? __lock_acquire+0x62f/0x4c20
[  343.141395]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  343.146934]  ? should_fail+0x22d/0xd01
[  343.150824]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  343.156114]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  343.161224]  ? __lock_acquire+0x62f/0x4c20
[  343.165465]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  343.170577]  ? __lock_acquire+0x62f/0x4c20
[  343.174811]  ? should_fail+0x22d/0xd01
[  343.178700]  ? rcu_irq_exit+0x1a2/0x390
[  343.182684]  ? mark_held_locks+0x130/0x130
[  343.186931]  ? mark_held_locks+0x130/0x130
[  343.191174]  ? mark_held_locks+0xc7/0x130
[  343.195326]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  343.200346]  ? zap_class+0x640/0x640
[  343.204069]  ? print_usage_bug+0xc0/0xc0
[  343.208140]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  343.213696]  ? check_preemption_disabled+0x48/0x280
[  343.218731]  ? __lock_is_held+0xb5/0x140
[  343.222803]  __alloc_pages_nodemask+0xa80/0xde0
[  343.227480]  ? zap_class+0x640/0x640
[  343.231204]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  343.236235]  ? find_held_lock+0x36/0x1c0
[  343.240316]  ? ____cache_alloc_node+0x1c7/0x1e0
[  343.244994]  ? lock_downgrade+0x900/0x900
[  343.249152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  343.254696]  cache_grow_begin+0xa5/0x8c0
[  343.258764]  ? do_raw_spin_unlock+0xa7/0x330
[  343.263184]  fallback_alloc+0x204/0x2e0
[  343.267168]  ____cache_alloc_node+0x1c7/0x1e0
[  343.271676]  kmem_cache_alloc_node+0xe3/0x730
[  343.276173]  ? ipv6_get_ifaddr+0x42e/0x620
[  343.280423]  __alloc_skb+0x119/0x770
[  343.284141]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  343.289427]  ? netdev_alloc_frag+0x1f0/0x1f0
[  343.293838]  ? lock_downgrade+0x900/0x900
[  343.297999]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  343.303537]  ? refcount_sub_and_test_checked+0x203/0x310
[  343.308997]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  343.314456]  ? addrconf_rs_timer+0x690/0x690
[  343.319369]  ndisc_alloc_skb+0x144/0x340
[  343.323436]  ndisc_send_rs+0x331/0x6e0
[  343.327328]  addrconf_rs_timer+0x314/0x690
[  343.331576]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  343.335822]  call_timer_fn+0x272/0x920
[  343.339709]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  343.343944]  ? process_timeout+0x40/0x40
[  343.348019]  ? mark_held_locks+0xc7/0x130
[  343.352183]  ? _raw_spin_unlock_irq+0x27/0x80
[  343.356679]  ? _raw_spin_unlock_irq+0x27/0x80
[  343.361188]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  343.365421]  ? lockdep_hardirqs_on+0x296/0x5b0
[  343.370009]  ? trace_hardirqs_on+0xbd/0x310
[  343.374330]  ? kasan_check_read+0x11/0x20
[  343.378476]  ? __run_timers+0x7da/0xc70
[  343.382451]  ? trace_hardirqs_off_caller+0x310/0x310
[  343.387567]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  343.391808]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  343.396042]  __run_timers+0x7e5/0xc70
[  343.399862]  ? timer_fixup_init+0x70/0x70
[  343.404012]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  343.409040]  ? zap_class+0x640/0x640
[  343.412770]  ? print_usage_bug+0xc0/0xc0
[  343.416838]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  343.422037]  ? find_held_lock+0x36/0x1c0
[  343.426119]  ? zap_class+0x640/0x640
[  343.429844]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  343.435384]  ? check_preemption_disabled+0x48/0x280
[  343.440414]  ? __lock_is_held+0xb5/0x140
[  343.445090]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  343.450630]  ? check_preemption_disabled+0x48/0x280
[  343.455658]  run_timer_softirq+0x52/0xb0
[  343.459719]  ? rcu_read_lock_sched_held+0x14f/0x180
[  343.464743]  __do_softirq+0x308/0xb7e
[  343.468572]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  343.473076]  ? lock_downgrade+0x900/0x900
[  343.477232]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  343.482347]  ? pvclock_read_flags+0x160/0x160
[  343.486848]  ? lapic_next_event+0x5a/0x90
[  343.491001]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  343.496552]  ? kvm_clock_read+0x18/0x30
[  343.500530]  ? kvm_sched_clock_read+0x9/0x20
[  343.504945]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  343.510486]  ? check_preemption_disabled+0x48/0x280
[  343.515510]  irq_exit+0x17f/0x1c0
[  343.518985]  smp_apic_timer_interrupt+0x1cb/0x760
[  343.523848]  ? smp_reschedule_interrupt+0x109/0x650
[  343.528865]  ? smp_call_function_single_interrupt+0x650/0x650
[  343.534747]  ? interrupt_entry+0xb5/0xc0
[  343.538807]  ? trace_hardirqs_off_caller+0xbb/0x310
[  343.543826]  ? trace_hardirqs_off_caller+0xbb/0x310
[  343.548847]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  343.553695]  ? trace_hardirqs_on_caller+0x310/0x310
[  343.558709]  ? trace_hardirqs_on_caller+0x310/0x310
[  343.563724]  ? task_prio+0x50/0x50
[  343.567271]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  343.572809]  ? check_preemption_disabled+0x48/0x280
[  343.577836]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  343.582689]  apic_timer_interrupt+0xf/0x20
[  343.586918]  </IRQ>
[  343.589160] RIP: 0010:dump_stack+0x358/0x39d
[  343.593573] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 41 8b ef f9 48 83 3d 89 76 7e 01 00 0f 84 63 fe ff ff e8 7e 05 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 6b 05 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  343.612473] RSP: 0000:ffff8801d9a5ea58 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  343.620178] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a11c
[  343.627445] RDX: 0000000000000000 RSI: ffffffff87d38532 RDI: 0000000000000293
[  343.634714] RBP: ffff8801d9a5eb00 R08: ffff8801d9a508e0 R09: 0000000000000006
[  343.641981] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bd53
[  343.649248] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  343.656535]  ? dump_stack+0x34f/0x39d
[  343.660359]  ? dump_stack_print_info.cold.1+0x20/0x20
[  343.665562]  ? mark_held_locks+0x130/0x130
[  343.669799]  ? mark_held_locks+0x130/0x130
[  343.674038]  dump_header+0x27b/0xf72
[  343.677775]  ? pagefault_out_of_memory+0x197/0x197
[  343.682714]  ? __lock_acquire+0x62f/0x4c20
[  343.686946]  ? percpu_ref_get_many+0x240/0x240
[  343.691530]  ? print_usage_bug+0xc0/0xc0
[  343.695602]  ? zap_class+0x640/0x640
[  343.699317]  ? print_usage_bug+0xc0/0xc0
[  343.703380]  ? print_usage_bug+0xc0/0xc0
[  343.707454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  343.712998]  ? find_held_lock+0x36/0x1c0
[  343.717077]  ? mark_held_locks+0xc7/0x130
[  343.721230]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  343.726333]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  343.731440]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  343.736028]  ? trace_hardirqs_on+0xbd/0x310
[  343.740372]  ? kasan_check_read+0x11/0x20
[  343.744519]  ? ___ratelimit+0x3b4/0x672
[  343.748495]  ? trace_hardirqs_off_caller+0x310/0x310
[  343.753598]  ? trace_hardirqs_on+0x310/0x310
[  343.758016]  ? lock_downgrade+0x900/0x900
[  343.762180]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  343.767285]  ? ___ratelimit+0x3b9/0x672
[  343.771262]  ? idr_get_free+0xf70/0xf70
[  343.775258]  ? find_held_lock+0x36/0x1c0
[  343.779334]  oom_kill_process.cold.27+0x10/0x903
[  343.784091]  ? zap_class+0x640/0x640
[  343.787804]  ? check_preemption_disabled+0x48/0x280
[  343.792827]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  343.797756]  ? kasan_check_read+0x11/0x20
[  343.801907]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  343.807187]  ? oom_evaluate_task+0x540/0x540
[  343.811604]  ? find_held_lock+0x36/0x1c0
[  343.815674]  ? out_of_memory+0x974/0x1430
[  343.819837]  ? lock_downgrade+0x900/0x900
[  343.824013]  ? check_preemption_disabled+0x48/0x280
[  343.829065]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  343.834012]  ? kasan_check_read+0x11/0x20
[  343.838167]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  343.843445]  ? rcu_softirq_qs+0x20/0x20
[  343.847443]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  343.852979]  ? oom_evaluate_task+0x302/0x540
[  343.857391]  out_of_memory+0xa84/0x1430
[  343.861378]  ? oom_killer_disable+0x3a0/0x3a0
[  343.865878]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  343.870811]  ? __ww_mutex_check_waiters+0x160/0x160
[  343.875838]  __alloc_pages_slowpath+0x2354/0x2e10
[  343.880713]  ? warn_alloc+0x120/0x120
[  343.884512]  ? mark_held_locks+0x130/0x130
[  343.888762]  ? warn_alloc+0x120/0x120
[  343.892573]  ? print_usage_bug+0xc0/0xc0
[  343.896641]  ? print_usage_bug+0xc0/0xc0
[  343.900705]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  343.905727]  ? poll_freewait+0x1d6/0x260
[  343.909789]  ? print_usage_bug+0xc0/0xc0
[  343.913852]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  343.919389]  ? should_fail+0x22d/0xd01
[  343.923286]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  343.928392]  ? zap_class+0x640/0x640
[  343.932126]  ? find_held_lock+0x36/0x1c0
[  343.936228]  ? lock_release+0xa00/0xa00
[  343.940208]  ? perf_trace_sched_process_exec+0x860/0x860
[  343.945661]  ? check_preemption_disabled+0x48/0x280
[  343.950687]  ? __might_sleep+0x95/0x190
[  343.954664]  __alloc_pages_nodemask+0xa80/0xde0
[  343.959329]  ? zap_class+0x640/0x640
[  343.963054]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  343.968094]  ? find_held_lock+0x36/0x1c0
[  343.972160]  ? cache_grow_begin+0x65/0x8c0
[  343.976395]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  343.980978]  ? trace_hardirqs_on+0xbd/0x310
[  343.985307]  ? fallback_alloc+0x204/0x2e0
[  343.989459]  ? trace_hardirqs_off_caller+0x310/0x310
[  343.994586]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  344.000133]  cache_grow_begin+0xa5/0x8c0
[  344.004198]  ? do_raw_spin_unlock+0xa7/0x330
[  344.008616]  fallback_alloc+0x204/0x2e0
[  344.012602]  ____cache_alloc_node+0x1c7/0x1e0
[  344.017106]  kmem_cache_alloc+0x1f8/0x730
[  344.021255]  ? lock_release+0xa00/0xa00
[  344.025235]  getname_flags+0xd0/0x590
[  344.029053]  user_path_at_empty+0x2d/0x50
[  344.033214]  vfs_statx+0x129/0x210
[  344.036758]  ? vfs_statx_fd+0xc0/0xc0
[  344.040572]  ? warn_bad_vsyscall+0xb0/0xb0
[  344.044809]  ? trace_hardirqs_on+0xbd/0x310
[  344.049140]  __do_sys_newstat+0x8f/0x110
[  344.053204]  ? cp_new_stat+0xa50/0xa50
[  344.057093]  ? do_syscall_64+0x9a/0x820
[  344.061072]  ? do_syscall_64+0x9a/0x820
[  344.065091]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  344.069675]  ? trace_hardirqs_on+0xbd/0x310
[  344.074001]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  344.079364]  ? trace_hardirqs_off_caller+0x310/0x310
[  344.084478]  __x64_sys_newstat+0x54/0x80
[  344.088564]  do_syscall_64+0x1b9/0x820
[  344.092459]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  344.097826]  ? syscall_return_slowpath+0x5e0/0x5e0
[  344.102757]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  344.107613]  ? trace_hardirqs_on_caller+0x310/0x310
[  344.112630]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  344.117652]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  344.123189]  ? prepare_exit_to_usermode+0x291/0x3b0
[  344.128215]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  344.133078]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  344.138270] RIP: 0033:0x7fdc1bf50c65
[  344.142011] Code: Bad RIP value.
[  344.145382] RSP: 002b:00007ffe73beb4a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000004
[  344.153099] RAX: ffffffffffffffda RBX: 00007ffe73beb6e0 RCX: 00007fdc1bf50c65
[  344.160371] RDX: 00007ffe73beb6e0 RSI: 00007ffe73beb6e0 RDI: 0000000000407545
[  344.167645] RBP: 0000000000000000 R08: 000000000157d240 R09: 0000000000000001
[  344.174910] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  344.182175] R13: 00007ffe73bebbe0 R14: 0000000000000000 R15: 0000000000000000
[  344.189652] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  344.189657] warn_alloc_show_mem: 1 callbacks suppressed
[  344.189665] Mem-Info:
[  344.197026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  344.202400] active_anon:57567 inactive_anon:185 isolated_anon:0
[  344.202400]  active_file:18 inactive_file:10 isolated_file:0
[  344.202400]  unevictable:0 dirty:0 writeback:0 unstable:0
[  344.202400]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  344.202400]  mapped:40979 shmem:4339 pagetables:609 bounce:0
[  344.202400]  free:13715 free_pcp:289 free_cma:0
[  344.204769] Call Trace:
[  344.214158] Node 0 active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  344.247095]  <IRQ>
[  344.249667] 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
[  344.277341]  dump_stack+0x244/0x39d
[  344.279464] lowmem_reserve[]: 0 2818 6321 6321
[  344.305578]  ? dump_stack_print_info.cold.1+0x20/0x20
[  344.309182] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  344.313765]  warn_alloc.cold.116+0xb7/0x1bd
[  344.318922] lowmem_reserve[]: 0 0 3503 3503
[  344.346082]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  344.350380] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2436kB bounce:0kB free_pcp:1156kB local_pcp:992kB free_cma:0kB
[  344.354694]  ? lock_downgrade+0x900/0x900
[  344.359508] lowmem_reserve[]: 0 0 0 0
[  344.388481]  ? trace_hardirqs_off+0xb8/0x310
[  344.392603] 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
[  344.396401]  ? trace_hardirqs_off+0xb8/0x310
[  344.400782] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  344.414314]  __alloc_pages_slowpath+0x26e8/0x2e10
[  344.418688] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 87*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13864kB
[  344.434062]  ? warn_alloc+0x120/0x120
[  344.438851] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  344.453665]  ? print_usage_bug+0xc0/0xc0
[  344.457447] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  344.466271]  ? warn_alloc+0x120/0x120
[  344.470313] 4367 total pagecache pages
[  344.478878]  ? warn_alloc+0x120/0x120
[  344.482659] 0 pages in swap cache
[  344.486532]  ? print_usage_bug+0xc0/0xc0
[  344.490311] Swap cache stats: add 0, delete 0, find 0/0
[  344.493779]  ? print_usage_bug+0xc0/0xc0
[  344.497791] Free swap  = 0kB
[  344.503145]  ? __lock_acquire+0x62f/0x4c20
[  344.507196] Total swap = 0kB
[  344.510214]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  344.514419] 1965979 pages RAM
[  344.517432]  ? should_fail+0x22d/0xd01
[  344.522939] 0 pages HighMem/MovableOnly
[  344.522948] 342853 pages reserved
[  344.526068]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  344.529921] 0 pages cma reserved
[  344.533899]  ? __lock_acquire+0x62f/0x4c20
[  344.537385] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  344.542424]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  344.542436]  ? __lock_acquire+0x62f/0x4c20
[  344.542448]  ? should_fail+0x22d/0xd01
[  344.542465]  ? find_held_lock+0x36/0x1c0
[  344.545934] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  344.550065]  ? mark_held_locks+0x130/0x130
[  344.556526] init cpuset=/ mems_allowed=0
[  344.561622]  ? mark_held_locks+0x130/0x130
[  344.595912]  ? zap_class+0x640/0x640
[  344.599626]  ? zap_class+0x640/0x640
[  344.603348]  ? print_usage_bug+0xc0/0xc0
[  344.607407]  ? do_raw_spin_unlock+0xa7/0x330
[  344.611816]  ? zap_class+0x640/0x640
[  344.615533]  ? print_usage_bug+0xc0/0xc0
[  344.619596]  ? wq_watchdog_touch+0x9c/0xfe
[  344.623840]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  344.629385]  ? check_preemption_disabled+0x48/0x280
[  344.634411]  ? __lock_is_held+0xb5/0x140
[  344.638483]  __alloc_pages_nodemask+0xa80/0xde0
[  344.643156]  ? zap_class+0x640/0x640
[  344.646875]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  344.651908]  ? find_held_lock+0x36/0x1c0
[  344.655985]  ? ____cache_alloc_node+0x1c7/0x1e0
[  344.660655]  ? lock_downgrade+0x900/0x900
[  344.664813]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  344.670360]  cache_grow_begin+0xa5/0x8c0
[  344.674424]  ? do_raw_spin_unlock+0xa7/0x330
[  344.678840]  fallback_alloc+0x204/0x2e0
[  344.682820]  ____cache_alloc_node+0x1c7/0x1e0
[  344.687321]  kmem_cache_alloc_node+0xe3/0x730
[  344.691817]  ? ipv6_get_ifaddr+0x42e/0x620
[  344.696113]  __alloc_skb+0x119/0x770
[  344.699847]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  344.705148]  ? netdev_alloc_frag+0x1f0/0x1f0
[  344.709559]  ? lock_downgrade+0x900/0x900
[  344.713719]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  344.719261]  ? refcount_sub_and_test_checked+0x203/0x310
[  344.724719]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  344.730169]  ? addrconf_rs_timer+0x690/0x690
[  344.734594]  ndisc_alloc_skb+0x144/0x340
[  344.738669]  ndisc_send_rs+0x331/0x6e0
[  344.742561]  addrconf_rs_timer+0x314/0x690
[  344.746806]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  344.751067]  call_timer_fn+0x272/0x920
[  344.754961]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  344.759199]  ? process_timeout+0x40/0x40
[  344.763269]  ? __run_timers+0x7da/0xc70
[  344.767245]  ? _raw_spin_unlock_irq+0x27/0x80
[  344.771738]  ? _raw_spin_unlock_irq+0x27/0x80
[  344.776234]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  344.780469]  ? lockdep_hardirqs_on+0x296/0x5b0
[  344.785096]  ? trace_hardirqs_on+0xbd/0x310
[  344.789432]  ? kasan_check_read+0x11/0x20
[  344.793581]  ? __run_timers+0x7da/0xc70
[  344.797572]  ? trace_hardirqs_off_caller+0x310/0x310
[  344.802682]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  344.806928]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  344.811160]  __run_timers+0x7e5/0xc70
[  344.814970]  ? timer_fixup_init+0x70/0x70
[  344.819123]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  344.824142]  ? zap_class+0x640/0x640
[  344.827859]  ? enqueue_hrtimer+0x1a5/0x560
[  344.832097]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  344.837294]  ? find_held_lock+0x36/0x1c0
[  344.841359]  ? zap_class+0x640/0x640
[  344.845104]  ? pvclock_read_flags+0x160/0x160
[  344.849622]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  344.855173]  ? check_preemption_disabled+0x48/0x280
[  344.860199]  ? __lock_is_held+0xb5/0x140
[  344.864266]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  344.869807]  ? check_preemption_disabled+0x48/0x280
[  344.874829]  run_timer_softirq+0x52/0xb0
[  344.878889]  ? rcu_read_lock_sched_held+0x14f/0x180
[  344.883914]  __do_softirq+0x308/0xb7e
[  344.887722]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  344.892216]  ? lock_downgrade+0x900/0x900
[  344.896443]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  344.901554]  ? pvclock_read_flags+0x160/0x160
[  344.906070]  ? lapic_next_event+0x5a/0x90
[  344.910249]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  344.915813]  ? kvm_clock_read+0x18/0x30
[  344.919791]  ? kvm_sched_clock_read+0x9/0x20
[  344.924205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  344.929771]  ? check_preemption_disabled+0x48/0x280
[  344.934813]  irq_exit+0x17f/0x1c0
[  344.938270]  smp_apic_timer_interrupt+0x1cb/0x760
[  344.943111]  ? smp_reschedule_interrupt+0x109/0x650
[  344.948142]  ? smp_call_function_single_interrupt+0x650/0x650
[  344.954027]  ? interrupt_entry+0xb5/0xc0
[  344.958104]  ? trace_hardirqs_off_caller+0xbb/0x310
[  344.963119]  ? trace_hardirqs_off_caller+0xbb/0x310
[  344.968133]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  344.972977]  ? trace_hardirqs_on_caller+0x310/0x310
[  344.977993]  ? trace_hardirqs_on_caller+0x310/0x310
[  344.983025]  ? task_prio+0x50/0x50
[  344.986577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  344.992120]  ? check_preemption_disabled+0x48/0x280
[  344.997146]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  345.002003]  apic_timer_interrupt+0xf/0x20
[  345.006231]  </IRQ>
[  345.008474] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  345.014374] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  345.033272] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  345.040976] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  345.048241] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  345.055540] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  345.062835] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  345.070102] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  345.077410]  ? save_stack+0xa9/0xd0
[  345.081061]  __kmalloc_node_track_caller+0x3c/0x70
[  345.085998]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  345.090782]  pskb_expand_head+0x230/0x10f0
[  345.095037]  ? check_preemption_disabled+0x48/0x280
[  345.100082]  ? memcpy+0x45/0x50
[  345.103361]  ? __copy_skb_header+0x350/0x6b0
[  345.107771]  ? skb_release_data+0x880/0x880
[  345.112097]  ? __alloc_skb+0x770/0x770
[  345.116020]  ? __lock_is_held+0xb5/0x140
[  345.120102]  ? kasan_check_write+0x14/0x20
[  345.124338]  ? __skb_clone+0x6c7/0xa00
[  345.128230]  ? __copy_skb_header+0x6b0/0x6b0
[  345.132643]  ? kmem_cache_alloc+0x33a/0x730
[  345.136993]  skb_ensure_writable+0x3dd/0x640
[  345.141408]  ? skb_checksum_setup+0xaa0/0xaa0
[  345.145909]  ? check_preemption_disabled+0x48/0x280
[  345.150929]  ? __this_cpu_preempt_check+0x1c/0x20
[  345.155787]  ? __bpf_redirect+0x54b/0xb20
[  345.159973]  bpf_clone_redirect+0x14a/0x490
[  345.164306]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  345.169341]  ? __sched_text_start+0x8/0x8
[  345.173498]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  345.178266]  ? find_held_lock+0x36/0x1c0
[  345.182339]  ? lock_acquire+0x1ed/0x520
[  345.186315]  ? bpf_test_run+0x3cb/0x780
[  345.190292]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.195836]  ? check_preemption_disabled+0x48/0x280
[  345.200871]  ? kasan_check_read+0x11/0x20
[  345.205016]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  345.210301]  ? rcu_softirq_qs+0x20/0x20
[  345.214281]  ? preempt_schedule+0x4d/0x60
[  345.218431]  ? ___preempt_schedule+0x16/0x18
[  345.222851]  ? bpf_test_run+0x25d/0x780
[  345.226863]  ? netlink_diag_dump+0x2a0/0x2a0
[  345.231276]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  345.236814]  ? bpf_test_init.isra.10+0x70/0x100
[  345.241490]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  345.246256]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  345.251096]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  345.256647]  ? fput+0x130/0x1a0
[  345.259935]  ? __bpf_prog_get+0x9b/0x290
[  345.264020]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  345.268876]  ? bpf_prog_test_run+0x130/0x1a0
[  345.273289]  ? __x64_sys_bpf+0x3db/0x520
[  345.277348]  ? bpf_prog_get+0x20/0x20
[  345.281178]  ? do_syscall_64+0x1b9/0x820
[  345.285239]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  345.290609]  ? syscall_return_slowpath+0x5e0/0x5e0
[  345.295554]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  345.300414]  ? trace_hardirqs_on_caller+0x310/0x310
[  345.305433]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  345.310454]  ? prepare_exit_to_usermode+0x291/0x3b0
[  345.315604]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  345.320461]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  345.325848] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #149
[  345.325934] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  345.332081] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  345.332086] Call Trace:
[  345.332093]  <IRQ>
[  345.332111]  dump_stack+0x244/0x39d
[  345.332132]  ? dump_stack_print_info.cold.1+0x20/0x20
[  345.338652] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  345.347957]  warn_alloc.cold.116+0xb7/0x1bd
[  345.350513] syz-executor2 cpuset=syz2 mems_allowed=0
[  345.352662]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  345.386142]  ? lock_downgrade+0x900/0x900
[  345.390302]  ? trace_hardirqs_off+0xb8/0x310
[  345.394716]  ? trace_hardirqs_off+0xb8/0x310
[  345.399136]  __alloc_pages_slowpath+0x26e8/0x2e10
[  345.404008]  ? warn_alloc+0x120/0x120
[  345.407813]  ? print_usage_bug+0xc0/0xc0
[  345.411875]  ? warn_alloc+0x120/0x120
[  345.415680]  ? warn_alloc+0x120/0x120
[  345.419486]  ? print_usage_bug+0xc0/0xc0
[  345.423586]  ? print_usage_bug+0xc0/0xc0
[  345.427666]  ? __lock_acquire+0x62f/0x4c20
[  345.431911]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  345.437451]  ? should_fail+0x22d/0xd01
[  345.441339]  ? __lock_acquire+0x62f/0x4c20
[  345.445581]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  345.450687]  ? __lock_acquire+0x62f/0x4c20
[  345.454928]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  345.460042]  ? __lock_acquire+0x62f/0x4c20
[  345.464299]  ? should_fail+0x22d/0xd01
[  345.468198]  ? mark_held_locks+0x130/0x130
[  345.472457]  ? mark_held_locks+0x130/0x130
[  345.476694]  ? zap_class+0x640/0x640
[  345.480409]  ? zap_class+0x640/0x640
[  345.484125]  ? print_usage_bug+0xc0/0xc0
[  345.488187]  ? do_raw_spin_unlock+0xa7/0x330
[  345.492597]  ? zap_class+0x640/0x640
[  345.496313]  ? print_usage_bug+0xc0/0xc0
[  345.500376]  ? wq_watchdog_touch+0x9c/0xfe
[  345.504617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.510160]  ? check_preemption_disabled+0x48/0x280
[  345.515187]  ? __lock_is_held+0xb5/0x140
[  345.519257]  __alloc_pages_nodemask+0xa80/0xde0
[  345.523947]  ? zap_class+0x640/0x640
[  345.527665]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  345.532692]  ? find_held_lock+0x36/0x1c0
[  345.536762]  ? ____cache_alloc_node+0x1c7/0x1e0
[  345.541436]  ? lock_downgrade+0x900/0x900
[  345.545602]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.551146]  cache_grow_begin+0xa5/0x8c0
[  345.555209]  ? do_raw_spin_unlock+0xa7/0x330
[  345.559628]  fallback_alloc+0x204/0x2e0
[  345.563612]  ____cache_alloc_node+0x1c7/0x1e0
[  345.568114]  kmem_cache_alloc_node+0xe3/0x730
[  345.572632]  ? ipv6_get_ifaddr+0x42e/0x620
[  345.576882]  __alloc_skb+0x119/0x770
[  345.580598]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  345.585879]  ? netdev_alloc_frag+0x1f0/0x1f0
[  345.590287]  ? lock_downgrade+0x900/0x900
[  345.594456]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.600010]  ? refcount_sub_and_test_checked+0x203/0x310
[  345.605473]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  345.610923]  ? addrconf_rs_timer+0x690/0x690
[  345.615348]  ndisc_alloc_skb+0x144/0x340
[  345.619420]  ndisc_send_rs+0x331/0x6e0
[  345.623316]  addrconf_rs_timer+0x314/0x690
[  345.627564]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  345.631813]  call_timer_fn+0x272/0x920
[  345.635703]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  345.639943]  ? process_timeout+0x40/0x40
[  345.644016]  ? mark_held_locks+0xc7/0x130
[  345.648172]  ? _raw_spin_unlock_irq+0x27/0x80
[  345.652671]  ? _raw_spin_unlock_irq+0x27/0x80
[  345.657172]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  345.661409]  ? lockdep_hardirqs_on+0x296/0x5b0
[  345.665996]  ? trace_hardirqs_on+0xbd/0x310
[  345.670321]  ? kasan_check_read+0x11/0x20
[  345.674471]  ? __run_timers+0x7da/0xc70
[  345.678452]  ? trace_hardirqs_off_caller+0x310/0x310
[  345.683573]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  345.687814]  __run_timers+0x7e5/0xc70
[  345.691632]  ? timer_fixup_init+0x70/0x70
[  345.695784]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  345.700803]  ? zap_class+0x640/0x640
[  345.704526]  ? print_usage_bug+0xc0/0xc0
[  345.708600]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  345.713797]  ? find_held_lock+0x36/0x1c0
[  345.717864]  ? zap_class+0x640/0x640
[  345.721591]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.727135]  ? check_preemption_disabled+0x48/0x280
[  345.732162]  ? __lock_is_held+0xb5/0x140
[  345.736226]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.741767]  ? check_preemption_disabled+0x48/0x280
[  345.746789]  run_timer_softirq+0x52/0xb0
[  345.750853]  ? rcu_read_lock_sched_held+0x14f/0x180
[  345.755875]  __do_softirq+0x308/0xb7e
[  345.759679]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  345.764185]  ? lock_downgrade+0x900/0x900
[  345.768339]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  345.773452]  ? pvclock_read_flags+0x160/0x160
[  345.777950]  ? lapic_next_event+0x5a/0x90
[  345.782106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.787650]  ? kvm_clock_read+0x18/0x30
[  345.791624]  ? kvm_sched_clock_read+0x9/0x20
[  345.796035]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  345.801589]  ? check_preemption_disabled+0x48/0x280
[  345.806616]  irq_exit+0x17f/0x1c0
[  345.810094]  smp_apic_timer_interrupt+0x1cb/0x760
[  345.814941]  ? smp_reschedule_interrupt+0x109/0x650
[  345.819963]  ? smp_call_function_single_interrupt+0x650/0x650
[  345.825848]  ? interrupt_entry+0xb5/0xc0
[  345.829913]  ? trace_hardirqs_off_caller+0xbb/0x310
[  345.834926]  ? trace_hardirqs_off_caller+0xbb/0x310
[  345.839947]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  345.844790]  ? trace_hardirqs_on_caller+0x310/0x310
[  345.849805]  ? trace_hardirqs_on_caller+0x310/0x310
[  345.854822]  ? task_prio+0x50/0x50
[  345.858364]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.863927]  ? check_preemption_disabled+0x48/0x280
[  345.868969]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  345.873835]  apic_timer_interrupt+0xf/0x20
[  345.878069]  </IRQ>
[  345.880309] RIP: 0010:dump_stack+0x358/0x39d
[  345.884718] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 41 8b ef f9 48 83 3d 89 76 7e 01 00 0f 84 63 fe ff ff e8 7e 05 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 6b 05 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  345.903621] RSP: 0000:ffff8801d9a5ea58 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  345.911333] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a11c
[  345.918599] RDX: 0000000000000000 RSI: ffffffff87d38532 RDI: 0000000000000293
[  345.925867] RBP: ffff8801d9a5eb00 R08: ffff8801d9a508e0 R09: 0000000000000006
[  345.933134] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bd53
[  345.940404] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  345.947696]  ? dump_stack+0x34f/0x39d
[  345.951517]  ? dump_stack_print_info.cold.1+0x20/0x20
[  345.956713]  ? mark_held_locks+0x130/0x130
[  345.960950]  ? mark_held_locks+0x130/0x130
[  345.965192]  dump_header+0x27b/0xf72
[  345.968921]  ? pagefault_out_of_memory+0x197/0x197
[  345.973856]  ? __lock_acquire+0x62f/0x4c20
[  345.978093]  ? percpu_ref_get_many+0x240/0x240
[  345.982685]  ? print_usage_bug+0xc0/0xc0
[  345.986753]  ? zap_class+0x640/0x640
[  345.990473]  ? print_usage_bug+0xc0/0xc0
[  345.994543]  ? print_usage_bug+0xc0/0xc0
[  345.998621]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.004164]  ? find_held_lock+0x36/0x1c0
[  346.008235]  ? mark_held_locks+0xc7/0x130
[  346.012390]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  346.017492]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  346.022603]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  346.027194]  ? trace_hardirqs_on+0xbd/0x310
[  346.031519]  ? kasan_check_read+0x11/0x20
[  346.035671]  ? ___ratelimit+0x3b4/0x672
[  346.039648]  ? trace_hardirqs_off_caller+0x310/0x310
[  346.044763]  ? trace_hardirqs_on+0x310/0x310
[  346.049172]  ? lock_downgrade+0x900/0x900
[  346.053327]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  346.058433]  ? ___ratelimit+0x3b9/0x672
[  346.062420]  ? idr_get_free+0xf70/0xf70
[  346.066399]  ? find_held_lock+0x36/0x1c0
[  346.070474]  oom_kill_process.cold.27+0x10/0x903
[  346.075232]  ? zap_class+0x640/0x640
[  346.078949]  ? check_preemption_disabled+0x48/0x280
[  346.083971]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  346.088917]  ? kasan_check_read+0x11/0x20
[  346.093083]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  346.098363]  ? oom_evaluate_task+0x540/0x540
[  346.102774]  ? find_held_lock+0x36/0x1c0
[  346.106876]  ? out_of_memory+0x974/0x1430
[  346.111025]  ? lock_downgrade+0x900/0x900
[  346.115184]  ? check_preemption_disabled+0x48/0x280
[  346.120217]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  346.125146]  ? kasan_check_read+0x11/0x20
[  346.129295]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  346.134577]  ? rcu_softirq_qs+0x20/0x20
[  346.138565]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  346.144118]  ? oom_evaluate_task+0x302/0x540
[  346.148536]  out_of_memory+0xa84/0x1430
[  346.152522]  ? oom_killer_disable+0x3a0/0x3a0
[  346.157022]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  346.161968]  ? __ww_mutex_check_waiters+0x160/0x160
[  346.167024]  __alloc_pages_slowpath+0x2354/0x2e10
[  346.171909]  ? warn_alloc+0x120/0x120
[  346.175708]  ? mark_held_locks+0x130/0x130
[  346.179954]  ? warn_alloc+0x120/0x120
[  346.184088]  ? print_usage_bug+0xc0/0xc0
[  346.188159]  ? print_usage_bug+0xc0/0xc0
[  346.192233]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  346.197251]  ? poll_freewait+0x1d6/0x260
[  346.201314]  ? print_usage_bug+0xc0/0xc0
[  346.205383]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  346.210925]  ? should_fail+0x22d/0xd01
[  346.214821]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  346.219928]  ? zap_class+0x640/0x640
[  346.223661]  ? find_held_lock+0x36/0x1c0
[  346.227762]  ? lock_release+0xa00/0xa00
[  346.231737]  ? perf_trace_sched_process_exec+0x860/0x860
[  346.237189]  ? check_preemption_disabled+0x48/0x280
[  346.242214]  ? __might_sleep+0x95/0x190
[  346.246195]  __alloc_pages_nodemask+0xa80/0xde0
[  346.250869]  ? zap_class+0x640/0x640
[  346.254610]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  346.259642]  ? find_held_lock+0x36/0x1c0
[  346.263713]  ? cache_grow_begin+0x65/0x8c0
[  346.267955]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  346.272540]  ? trace_hardirqs_on+0xbd/0x310
[  346.276869]  ? fallback_alloc+0x204/0x2e0
[  346.281010]  ? trace_hardirqs_off_caller+0x310/0x310
[  346.286110]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  346.291659]  cache_grow_begin+0xa5/0x8c0
[  346.295721]  ? do_raw_spin_unlock+0xa7/0x330
[  346.300143]  fallback_alloc+0x204/0x2e0
[  346.304124]  ____cache_alloc_node+0x1c7/0x1e0
[  346.308625]  kmem_cache_alloc+0x1f8/0x730
[  346.312774]  ? lock_release+0xa00/0xa00
[  346.316757]  getname_flags+0xd0/0x590
[  346.320568]  user_path_at_empty+0x2d/0x50
[  346.324720]  vfs_statx+0x129/0x210
[  346.328263]  ? vfs_statx_fd+0xc0/0xc0
[  346.332076]  ? warn_bad_vsyscall+0xb0/0xb0
[  346.336318]  ? trace_hardirqs_on+0xbd/0x310
[  346.340648]  __do_sys_newstat+0x8f/0x110
[  346.344712]  ? cp_new_stat+0xa50/0xa50
[  346.348602]  ? do_syscall_64+0x9a/0x820
[  346.352582]  ? do_syscall_64+0x9a/0x820
[  346.356577]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  346.361160]  ? trace_hardirqs_on+0xbd/0x310
[  346.365491]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  346.370855]  ? trace_hardirqs_off_caller+0x310/0x310
[  346.375973]  __x64_sys_newstat+0x54/0x80
[  346.380036]  do_syscall_64+0x1b9/0x820
[  346.383945]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  346.389316]  ? syscall_return_slowpath+0x5e0/0x5e0
[  346.394248]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  346.399094]  ? trace_hardirqs_on_caller+0x310/0x310
[  346.404111]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  346.409163]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.414705]  ? prepare_exit_to_usermode+0x291/0x3b0
[  346.419733]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  346.424592]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  346.429785] RIP: 0033:0x7fdc1bf50c65
[  346.433515] Code: Bad RIP value.
[  346.436880] RSP: 002b:00007ffe73beb4a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000004
[  346.444588] RAX: ffffffffffffffda RBX: 00007ffe73beb6e0 RCX: 00007fdc1bf50c65
[  346.451881] RDX: 00007ffe73beb6e0 RSI: 00007ffe73beb6e0 RDI: 0000000000407545
[  346.459163] RBP: 0000000000000000 R08: 000000000157d240 R09: 0000000000000001
[  346.466430] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  346.473698] R13: 00007ffe73bebbe0 R14: 0000000000000000 R15: 0000000000000000
[  346.481008] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  346.481014] warn_alloc_show_mem: 1 callbacks suppressed
[  346.481022] Mem-Info:
[  346.488423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  346.493793] active_anon:57567 inactive_anon:185 isolated_anon:0
[  346.493793]  active_file:18 inactive_file:10 isolated_file:0
[  346.493793]  unevictable:0 dirty:0 writeback:0 unstable:0
[  346.493793]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  346.493793]  mapped:40979 shmem:4339 pagetables:609 bounce:0
[  346.493793]  free:13715 free_pcp:289 free_cma:0
[  346.496166] Call Trace:
[  346.506097] Node 0 active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  346.539027]  <IRQ>
[  346.541608] 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
[  346.569281]  dump_stack+0x244/0x39d
[  346.571405] lowmem_reserve[]: 0 2818 6321 6321
[  346.597512]  ? dump_stack_print_info.cold.1+0x20/0x20
[  346.601111] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  346.605698]  warn_alloc.cold.116+0xb7/0x1bd
[  346.610858] lowmem_reserve[]: 0 0 3503 3503
[  346.638015]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  346.642309] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2436kB bounce:0kB free_pcp:1156kB local_pcp:992kB free_cma:0kB
[  346.646625]  ? lock_downgrade+0x900/0x900
[  346.651443] lowmem_reserve[]: 0 0 0 0
[  346.680420]  ? trace_hardirqs_off+0xb8/0x310
[  346.684537] 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
[  346.688331]  ? trace_hardirqs_off+0xb8/0x310
[  346.692712] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  346.706241]  __alloc_pages_slowpath+0x26e8/0x2e10
[  346.710619] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 87*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13864kB
[  346.725981]  ? warn_alloc+0x120/0x120
[  346.730798] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  346.745612]  ? print_usage_bug+0xc0/0xc0
[  346.749397] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  346.758218]  ? warn_alloc+0x120/0x120
[  346.762258] 4367 total pagecache pages
[  346.770841]  ? warn_alloc+0x120/0x120
[  346.774627] 0 pages in swap cache
[  346.778506]  ? print_usage_bug+0xc0/0xc0
[  346.782286] Swap cache stats: add 0, delete 0, find 0/0
[  346.785764]  ? print_usage_bug+0xc0/0xc0
[  346.789803] Free swap  = 0kB
[  346.795156]  ? __lock_acquire+0x62f/0x4c20
[  346.799193] Total swap = 0kB
[  346.802210]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  346.806424] 1965979 pages RAM
[  346.809438]  ? should_fail+0x22d/0xd01
[  346.814948] 0 pages HighMem/MovableOnly
[  346.818054]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  346.821919] 342853 pages reserved
[  346.825887]  ? __lock_acquire+0x62f/0x4c20
[  346.830963] 0 pages cma reserved
[  346.834409]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  346.838694] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  346.841978]  ? __lock_acquire+0x62f/0x4c20
[  346.841991]  ? should_fail+0x22d/0xd01
[  346.842006]  ? find_held_lock+0x36/0x1c0
[  346.842027]  ? mark_held_locks+0x130/0x130
[  346.847158] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  346.853587]  ? mark_held_locks+0x130/0x130
[  346.857794] init cpuset=/ mems_allowed=0
[  346.861683]  ? zap_class+0x640/0x640
[  346.891678]  ? zap_class+0x640/0x640
[  346.895396]  ? print_usage_bug+0xc0/0xc0
[  346.899454]  ? do_raw_spin_unlock+0xa7/0x330
[  346.903866]  ? zap_class+0x640/0x640
[  346.907578]  ? print_usage_bug+0xc0/0xc0
[  346.911641]  ? wq_watchdog_touch+0x9c/0xfe
[  346.915882]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.921436]  ? check_preemption_disabled+0x48/0x280
[  346.926466]  ? __lock_is_held+0xb5/0x140
[  346.930550]  __alloc_pages_nodemask+0xa80/0xde0
[  346.935230]  ? zap_class+0x640/0x640
[  346.938948]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  346.943980]  ? find_held_lock+0x36/0x1c0
[  346.948066]  ? ____cache_alloc_node+0x1c7/0x1e0
[  346.952742]  ? lock_downgrade+0x900/0x900
[  346.956899]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.962443]  cache_grow_begin+0xa5/0x8c0
[  346.966506]  ? do_raw_spin_unlock+0xa7/0x330
[  346.970922]  fallback_alloc+0x204/0x2e0
[  346.974907]  ____cache_alloc_node+0x1c7/0x1e0
[  346.979412]  kmem_cache_alloc_node+0xe3/0x730
[  346.983927]  ? ipv6_get_ifaddr+0x42e/0x620
[  346.988178]  __alloc_skb+0x119/0x770
[  346.991896]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  346.997179]  ? netdev_alloc_frag+0x1f0/0x1f0
[  347.001619]  ? lock_downgrade+0x900/0x900
[  347.005780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.011318]  ? refcount_sub_and_test_checked+0x203/0x310
[  347.016772]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  347.022245]  ? addrconf_rs_timer+0x690/0x690
[  347.026670]  ndisc_alloc_skb+0x144/0x340
[  347.030739]  ndisc_send_rs+0x331/0x6e0
[  347.034635]  addrconf_rs_timer+0x314/0x690
[  347.038878]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  347.043122]  call_timer_fn+0x272/0x920
[  347.047008]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  347.051246]  ? process_timeout+0x40/0x40
[  347.055333]  ? __run_timers+0x7da/0xc70
[  347.059317]  ? _raw_spin_unlock_irq+0x27/0x80
[  347.063816]  ? _raw_spin_unlock_irq+0x27/0x80
[  347.068311]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  347.072548]  ? lockdep_hardirqs_on+0x296/0x5b0
[  347.077136]  ? trace_hardirqs_on+0xbd/0x310
[  347.081464]  ? kasan_check_read+0x11/0x20
[  347.085611]  ? __run_timers+0x7da/0xc70
[  347.089590]  ? trace_hardirqs_off_caller+0x310/0x310
[  347.094699]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  347.098938]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  347.103176]  __run_timers+0x7e5/0xc70
[  347.106988]  ? timer_fixup_init+0x70/0x70
[  347.111144]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  347.116166]  ? zap_class+0x640/0x640
[  347.119883]  ? enqueue_hrtimer+0x1a5/0x560
[  347.124120]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  347.129328]  ? find_held_lock+0x36/0x1c0
[  347.133398]  ? zap_class+0x640/0x640
[  347.137118]  ? pvclock_read_flags+0x160/0x160
[  347.141627]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.147173]  ? check_preemption_disabled+0x48/0x280
[  347.152203]  ? __lock_is_held+0xb5/0x140
[  347.156269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.161822]  ? check_preemption_disabled+0x48/0x280
[  347.166850]  run_timer_softirq+0x52/0xb0
[  347.170917]  ? rcu_read_lock_sched_held+0x14f/0x180
[  347.175939]  __do_softirq+0x308/0xb7e
[  347.179749]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  347.184712]  ? lock_downgrade+0x900/0x900
[  347.188882]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  347.193992]  ? pvclock_read_flags+0x160/0x160
[  347.198493]  ? lapic_next_event+0x5a/0x90
[  347.202643]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.208187]  ? kvm_clock_read+0x18/0x30
[  347.212160]  ? kvm_sched_clock_read+0x9/0x20
[  347.216572]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.222114]  ? check_preemption_disabled+0x48/0x280
[  347.227149]  irq_exit+0x17f/0x1c0
[  347.230623]  smp_apic_timer_interrupt+0x1cb/0x760
[  347.235468]  ? smp_reschedule_interrupt+0x109/0x650
[  347.240518]  ? smp_call_function_single_interrupt+0x650/0x650
[  347.246404]  ? interrupt_entry+0xb5/0xc0
[  347.250472]  ? trace_hardirqs_off_caller+0xbb/0x310
[  347.255488]  ? trace_hardirqs_off_caller+0xbb/0x310
[  347.260514]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  347.265373]  ? trace_hardirqs_on_caller+0x310/0x310
[  347.270390]  ? trace_hardirqs_on_caller+0x310/0x310
[  347.275408]  ? task_prio+0x50/0x50
[  347.278956]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.284500]  ? check_preemption_disabled+0x48/0x280
[  347.289525]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  347.294382]  apic_timer_interrupt+0xf/0x20
[  347.298615]  </IRQ>
[  347.300862] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  347.306748] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  347.325650] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  347.333360] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  347.340713] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  347.347982] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  347.355250] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  347.362531] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  347.369841]  ? save_stack+0xa9/0xd0
[  347.373482]  __kmalloc_node_track_caller+0x3c/0x70
[  347.378421]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  347.383184]  pskb_expand_head+0x230/0x10f0
[  347.387420]  ? check_preemption_disabled+0x48/0x280
[  347.392440]  ? memcpy+0x45/0x50
[  347.395724]  ? __copy_skb_header+0x350/0x6b0
[  347.400162]  ? skb_release_data+0x880/0x880
[  347.404483]  ? __alloc_skb+0x770/0x770
[  347.408382]  ? __lock_is_held+0xb5/0x140
[  347.412450]  ? kasan_check_write+0x14/0x20
[  347.416693]  ? __skb_clone+0x6c7/0xa00
[  347.420599]  ? __copy_skb_header+0x6b0/0x6b0
[  347.425010]  ? kmem_cache_alloc+0x33a/0x730
[  347.429347]  skb_ensure_writable+0x3dd/0x640
[  347.433760]  ? skb_checksum_setup+0xaa0/0xaa0
[  347.438257]  ? check_preemption_disabled+0x48/0x280
[  347.443278]  ? __this_cpu_preempt_check+0x1c/0x20
[  347.448171]  ? __bpf_redirect+0x54b/0xb20
[  347.452327]  bpf_clone_redirect+0x14a/0x490
[  347.456657]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  347.461676]  ? __sched_text_start+0x8/0x8
[  347.465828]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  347.470594]  ? find_held_lock+0x36/0x1c0
[  347.474665]  ? lock_acquire+0x1ed/0x520
[  347.478643]  ? bpf_test_run+0x3cb/0x780
[  347.482622]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.488176]  ? check_preemption_disabled+0x48/0x280
[  347.493215]  ? kasan_check_read+0x11/0x20
[  347.497363]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  347.502646]  ? rcu_softirq_qs+0x20/0x20
[  347.506622]  ? preempt_schedule+0x4d/0x60
[  347.510774]  ? ___preempt_schedule+0x16/0x18
[  347.515197]  ? bpf_test_run+0x25d/0x780
[  347.519184]  ? netlink_diag_dump+0x2a0/0x2a0
[  347.523602]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  347.529142]  ? bpf_test_init.isra.10+0x70/0x100
[  347.533817]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  347.538583]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  347.543428]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  347.548966]  ? fput+0x130/0x1a0
[  347.552247]  ? __bpf_prog_get+0x9b/0x290
[  347.556315]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  347.561166]  ? bpf_prog_test_run+0x130/0x1a0
[  347.565580]  ? __x64_sys_bpf+0x3db/0x520
[  347.569672]  ? bpf_prog_get+0x20/0x20
[  347.573507]  ? do_syscall_64+0x1b9/0x820
[  347.577567]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  347.582935]  ? syscall_return_slowpath+0x5e0/0x5e0
[  347.587867]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  347.592711]  ? trace_hardirqs_on_caller+0x310/0x310
[  347.597733]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  347.602753]  ? prepare_exit_to_usermode+0x291/0x3b0
[  347.607775]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  347.612626]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  347.618013] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #149
[  347.618097] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  347.624260] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  347.624265] Call Trace:
[  347.624272]  <IRQ>
[  347.624290]  dump_stack+0x244/0x39d
[  347.624310]  ? dump_stack_print_info.cold.1+0x20/0x20
[  347.630872] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  347.640148]  warn_alloc.cold.116+0xb7/0x1bd
[  347.642698] syz-executor2 cpuset=syz2 mems_allowed=0
[  347.644843]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  347.678314]  ? lock_downgrade+0x900/0x900
[  347.682471]  ? trace_hardirqs_off+0xb8/0x310
[  347.686887]  ? trace_hardirqs_off+0xb8/0x310
[  347.691307]  __alloc_pages_slowpath+0x26e8/0x2e10
[  347.696185]  ? warn_alloc+0x120/0x120
[  347.699989]  ? print_usage_bug+0xc0/0xc0
[  347.704064]  ? warn_alloc+0x120/0x120
[  347.707871]  ? warn_alloc+0x120/0x120
[  347.711675]  ? print_usage_bug+0xc0/0xc0
[  347.715750]  ? print_usage_bug+0xc0/0xc0
[  347.719816]  ? __lock_acquire+0x62f/0x4c20
[  347.724066]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  347.729606]  ? should_fail+0x22d/0xd01
[  347.733500]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  347.738605]  ? __lock_acquire+0x62f/0x4c20
[  347.742845]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  347.747948]  ? __lock_acquire+0x62f/0x4c20
[  347.752182]  ? should_fail+0x22d/0xd01
[  347.756105]  ? find_held_lock+0x36/0x1c0
[  347.760184]  ? mark_held_locks+0x130/0x130
[  347.764424]  ? mark_held_locks+0x130/0x130
[  347.768656]  ? zap_class+0x640/0x640
[  347.772373]  ? zap_class+0x640/0x640
[  347.776091]  ? print_usage_bug+0xc0/0xc0
[  347.780164]  ? do_raw_spin_unlock+0xa7/0x330
[  347.784581]  ? zap_class+0x640/0x640
[  347.788296]  ? print_usage_bug+0xc0/0xc0
[  347.792356]  ? wq_watchdog_touch+0x9c/0xfe
[  347.796595]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.802138]  ? check_preemption_disabled+0x48/0x280
[  347.807169]  ? __lock_is_held+0xb5/0x140
[  347.811247]  __alloc_pages_nodemask+0xa80/0xde0
[  347.815916]  ? zap_class+0x640/0x640
[  347.819641]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  347.824671]  ? find_held_lock+0x36/0x1c0
[  347.828747]  ? ____cache_alloc_node+0x1c7/0x1e0
[  347.833417]  ? lock_downgrade+0x900/0x900
[  347.837579]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.843125]  cache_grow_begin+0xa5/0x8c0
[  347.847185]  ? do_raw_spin_unlock+0xa7/0x330
[  347.851604]  fallback_alloc+0x204/0x2e0
[  347.855588]  ____cache_alloc_node+0x1c7/0x1e0
[  347.860095]  kmem_cache_alloc_node+0xe3/0x730
[  347.864594]  ? ipv6_get_ifaddr+0x42e/0x620
[  347.868839]  __alloc_skb+0x119/0x770
[  347.872551]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  347.877836]  ? netdev_alloc_frag+0x1f0/0x1f0
[  347.882245]  ? lock_downgrade+0x900/0x900
[  347.886404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.891942]  ? refcount_sub_and_test_checked+0x203/0x310
[  347.897397]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  347.902849]  ? addrconf_rs_timer+0x690/0x690
[  347.907273]  ndisc_alloc_skb+0x144/0x340
[  347.911364]  ndisc_send_rs+0x331/0x6e0
[  347.915274]  addrconf_rs_timer+0x314/0x690
[  347.919518]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  347.923764]  call_timer_fn+0x272/0x920
[  347.927651]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  347.931886]  ? process_timeout+0x40/0x40
[  347.935958]  ? mark_held_locks+0xc7/0x130
[  347.940114]  ? _raw_spin_unlock_irq+0x27/0x80
[  347.944607]  ? _raw_spin_unlock_irq+0x27/0x80
[  347.949117]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  347.953356]  ? lockdep_hardirqs_on+0x296/0x5b0
[  347.957939]  ? trace_hardirqs_on+0xbd/0x310
[  347.962261]  ? kasan_check_read+0x11/0x20
[  347.966406]  ? __run_timers+0x7da/0xc70
[  347.970385]  ? trace_hardirqs_off_caller+0x310/0x310
[  347.975499]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  347.979739]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  347.983972]  __run_timers+0x7e5/0xc70
[  347.987803]  ? timer_fixup_init+0x70/0x70
[  347.991952]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  347.996970]  ? zap_class+0x640/0x640
[  348.000689]  ? print_usage_bug+0xc0/0xc0
[  348.004753]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  348.009953]  ? find_held_lock+0x36/0x1c0
[  348.014428]  ? zap_class+0x640/0x640
[  348.018149]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.023693]  ? check_preemption_disabled+0x48/0x280
[  348.028724]  ? __lock_is_held+0xb5/0x140
[  348.032788]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.038326]  ? check_preemption_disabled+0x48/0x280
[  348.043347]  run_timer_softirq+0x52/0xb0
[  348.047410]  ? rcu_read_lock_sched_held+0x14f/0x180
[  348.052431]  __do_softirq+0x308/0xb7e
[  348.056240]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  348.060737]  ? lock_downgrade+0x900/0x900
[  348.064890]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  348.070001]  ? pvclock_read_flags+0x160/0x160
[  348.074528]  ? lapic_next_event+0x5a/0x90
[  348.078687]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.084231]  ? kvm_clock_read+0x18/0x30
[  348.088207]  ? kvm_sched_clock_read+0x9/0x20
[  348.092620]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  348.098165]  ? check_preemption_disabled+0x48/0x280
[  348.103197]  irq_exit+0x17f/0x1c0
[  348.106657]  smp_apic_timer_interrupt+0x1cb/0x760
[  348.111498]  ? smp_reschedule_interrupt+0x109/0x650
[  348.116514]  ? smp_call_function_single_interrupt+0x650/0x650
[  348.122402]  ? interrupt_entry+0xb5/0xc0
[  348.126466]  ? trace_hardirqs_off_caller+0xbb/0x310
[  348.131484]  ? trace_hardirqs_off_caller+0xbb/0x310
[  348.136507]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  348.141354]  ? trace_hardirqs_on_caller+0x310/0x310
[  348.146371]  ? trace_hardirqs_on_caller+0x310/0x310
[  348.151386]  ? task_prio+0x50/0x50
[  348.154931]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.160471]  ? check_preemption_disabled+0x48/0x280
[  348.165498]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  348.170359]  apic_timer_interrupt+0xf/0x20
[  348.174588]  </IRQ>
[  348.176830] RIP: 0010:dump_stack+0x358/0x39d
[  348.181239] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 41 8b ef f9 48 83 3d 89 76 7e 01 00 0f 84 63 fe ff ff e8 7e 05 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 6b 05 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  348.200335] RSP: 0000:ffff8801d9a5ea58 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  348.208041] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a11c
[  348.215319] RDX: 0000000000000000 RSI: ffffffff87d38532 RDI: 0000000000000293
[  348.222590] RBP: ffff8801d9a5eb00 R08: ffff8801d9a508e0 R09: 0000000000000006
[  348.229857] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bd53
[  348.237132] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  348.244423]  ? dump_stack+0x34f/0x39d
[  348.248248]  ? dump_stack_print_info.cold.1+0x20/0x20
[  348.253448]  ? mark_held_locks+0x130/0x130
[  348.257690]  ? mark_held_locks+0x130/0x130
[  348.261937]  dump_header+0x27b/0xf72
[  348.265668]  ? pagefault_out_of_memory+0x197/0x197
[  348.270608]  ? __lock_acquire+0x62f/0x4c20
[  348.274843]  ? percpu_ref_get_many+0x240/0x240
[  348.279430]  ? print_usage_bug+0xc0/0xc0
[  348.283503]  ? zap_class+0x640/0x640
[  348.287223]  ? print_usage_bug+0xc0/0xc0
[  348.291284]  ? print_usage_bug+0xc0/0xc0
[  348.295359]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.300904]  ? find_held_lock+0x36/0x1c0
[  348.304979]  ? mark_held_locks+0xc7/0x130
[  348.309130]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  348.314238]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  348.319344]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  348.323930]  ? trace_hardirqs_on+0xbd/0x310
[  348.328255]  ? kasan_check_read+0x11/0x20
[  348.332405]  ? ___ratelimit+0x3b4/0x672
[  348.336396]  ? trace_hardirqs_off_caller+0x310/0x310
[  348.341534]  ? trace_hardirqs_on+0x310/0x310
[  348.345951]  ? lock_downgrade+0x900/0x900
[  348.350111]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  348.355218]  ? ___ratelimit+0x3b9/0x672
[  348.359212]  ? idr_get_free+0xf70/0xf70
[  348.363188]  ? find_held_lock+0x36/0x1c0
[  348.367260]  oom_kill_process.cold.27+0x10/0x903
[  348.372018]  ? zap_class+0x640/0x640
[  348.375742]  ? check_preemption_disabled+0x48/0x280
[  348.380763]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  348.385706]  ? kasan_check_read+0x11/0x20
[  348.389870]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  348.395190]  ? oom_evaluate_task+0x540/0x540
[  348.399607]  ? find_held_lock+0x36/0x1c0
[  348.403684]  ? out_of_memory+0x974/0x1430
[  348.407833]  ? lock_downgrade+0x900/0x900
[  348.411985]  ? check_preemption_disabled+0x48/0x280
[  348.417008]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  348.421937]  ? kasan_check_read+0x11/0x20
[  348.426090]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  348.431366]  ? rcu_softirq_qs+0x20/0x20
[  348.435347]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  348.440888]  ? oom_evaluate_task+0x302/0x540
[  348.445301]  out_of_memory+0xa84/0x1430
[  348.449284]  ? oom_killer_disable+0x3a0/0x3a0
[  348.453788]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  348.458750]  ? __ww_mutex_check_waiters+0x160/0x160
[  348.463795]  __alloc_pages_slowpath+0x2354/0x2e10
[  348.468685]  ? warn_alloc+0x120/0x120
[  348.472487]  ? mark_held_locks+0x130/0x130
[  348.476738]  ? warn_alloc+0x120/0x120
[  348.480541]  ? print_usage_bug+0xc0/0xc0
[  348.484611]  ? print_usage_bug+0xc0/0xc0
[  348.488670]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  348.493690]  ? poll_freewait+0x1d6/0x260
[  348.497786]  ? print_usage_bug+0xc0/0xc0
[  348.501849]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  348.507404]  ? should_fail+0x22d/0xd01
[  348.511300]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  348.516407]  ? zap_class+0x640/0x640
[  348.520140]  ? find_held_lock+0x36/0x1c0
[  348.524255]  ? lock_release+0xa00/0xa00
[  348.528232]  ? perf_trace_sched_process_exec+0x860/0x860
[  348.533683]  ? check_preemption_disabled+0x48/0x280
[  348.538713]  ? __might_sleep+0x95/0x190
[  348.542711]  __alloc_pages_nodemask+0xa80/0xde0
[  348.547379]  ? zap_class+0x640/0x640
[  348.551114]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  348.556141]  ? find_held_lock+0x36/0x1c0
[  348.560209]  ? cache_grow_begin+0x65/0x8c0
[  348.564459]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  348.569066]  ? trace_hardirqs_on+0xbd/0x310
[  348.573411]  ? fallback_alloc+0x204/0x2e0
[  348.577570]  ? trace_hardirqs_off_caller+0x310/0x310
[  348.582681]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  348.588226]  cache_grow_begin+0xa5/0x8c0
[  348.592306]  ? do_raw_spin_unlock+0xa7/0x330
[  348.596738]  fallback_alloc+0x204/0x2e0
[  348.600723]  ____cache_alloc_node+0x1c7/0x1e0
[  348.605229]  kmem_cache_alloc+0x1f8/0x730
[  348.609377]  ? lock_release+0xa00/0xa00
[  348.613363]  getname_flags+0xd0/0x590
[  348.617173]  user_path_at_empty+0x2d/0x50
[  348.621324]  vfs_statx+0x129/0x210
[  348.624868]  ? vfs_statx_fd+0xc0/0xc0
[  348.628682]  ? warn_bad_vsyscall+0xb0/0xb0
[  348.632921]  ? trace_hardirqs_on+0xbd/0x310
[  348.637247]  __do_sys_newstat+0x8f/0x110
[  348.641309]  ? cp_new_stat+0xa50/0xa50
[  348.645197]  ? do_syscall_64+0x9a/0x820
[  348.649171]  ? do_syscall_64+0x9a/0x820
[  348.653155]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  348.657739]  ? trace_hardirqs_on+0xbd/0x310
[  348.662069]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  348.667438]  ? trace_hardirqs_off_caller+0x310/0x310
[  348.672602]  __x64_sys_newstat+0x54/0x80
[  348.676693]  do_syscall_64+0x1b9/0x820
[  348.680579]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  348.685949]  ? syscall_return_slowpath+0x5e0/0x5e0
[  348.690895]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  348.695742]  ? trace_hardirqs_on_caller+0x310/0x310
[  348.700760]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  348.705780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.711319]  ? prepare_exit_to_usermode+0x291/0x3b0
[  348.716341]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  348.721195]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  348.726382] RIP: 0033:0x7fdc1bf50c65
[  348.730110] Code: Bad RIP value.
[  348.733473] RSP: 002b:00007ffe73beb4a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000004
[  348.741184] RAX: ffffffffffffffda RBX: 00007ffe73beb6e0 RCX: 00007fdc1bf50c65
[  348.748451] RDX: 00007ffe73beb6e0 RSI: 00007ffe73beb6e0 RDI: 0000000000407545
[  348.755717] RBP: 0000000000000000 R08: 000000000157d240 R09: 0000000000000001
[  348.762987] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  348.770252] R13: 00007ffe73bebbe0 R14: 0000000000000000 R15: 0000000000000000
[  348.777552] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  348.777557] warn_alloc_show_mem: 1 callbacks suppressed
[  348.777570] Mem-Info:
[  348.784938] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  348.790305] active_anon:57567 inactive_anon:185 isolated_anon:0
[  348.790305]  active_file:18 inactive_file:10 isolated_file:0
[  348.790305]  unevictable:0 dirty:0 writeback:0 unstable:0
[  348.790305]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  348.790305]  mapped:40979 shmem:4339 pagetables:609 bounce:0
[  348.790305]  free:13715 free_pcp:289 free_cma:0
[  348.792674] Call Trace:
[  348.802069] Node 0 active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  348.835007]  <IRQ>
[  348.837580] 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
[  348.865249]  dump_stack+0x244/0x39d
[  348.867373] lowmem_reserve[]: 0 2818 6321 6321
[  348.893478]  ? dump_stack_print_info.cold.1+0x20/0x20
[  348.897091] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  348.901678]  warn_alloc.cold.116+0xb7/0x1bd
[  348.906838] lowmem_reserve[]: 0 0 3503 3503
[  348.933991]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  348.938285] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2436kB bounce:0kB free_pcp:1156kB local_pcp:992kB free_cma:0kB
[  348.942614]  ? lock_downgrade+0x900/0x900
[  348.947429] lowmem_reserve[]: 0 0 0 0
[  348.976399]  ? trace_hardirqs_off+0xb8/0x310
[  348.980518] 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
[  348.984314]  ? trace_hardirqs_off+0xb8/0x310
[  348.988696] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  349.002216]  __alloc_pages_slowpath+0x26e8/0x2e10
[  349.006594] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 87*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13864kB
[  349.021954]  ? warn_alloc+0x120/0x120
[  349.026754] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  349.041591]  ? print_usage_bug+0xc0/0xc0
[  349.041606]  ? warn_alloc+0x120/0x120
[  349.045394] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  349.054215]  ? warn_alloc+0x120/0x120
[  349.058256] 4367 total pagecache pages
[  349.062053]  ? print_usage_bug+0xc0/0xc0
[  349.070607] 0 pages in swap cache
[  349.074398]  ? kvm_clock_read+0x18/0x30
[  349.078262] Swap cache stats: add 0, delete 0, find 0/0
[  349.082314]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  349.085741] Free swap  = 0kB
[  349.089706]  ? print_usage_bug+0xc0/0xc0
[  349.095040] Total swap = 0kB
[  349.100071]  ? __lock_acquire+0x62f/0x4c20
[  349.103095] 1965979 pages RAM
[  349.107167]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  349.110162] 0 pages HighMem/MovableOnly
[  349.114387]  ? should_fail+0x22d/0xd01
[  349.117469] 342853 pages reserved
[  349.122995]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  349.126959] 0 pages cma reserved
[  349.130839]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  349.134321] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  349.139526]  ? __lock_acquire+0x62f/0x4c20
[  349.139546]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  349.139583]  ? __lock_acquire+0x62f/0x4c20
[  349.142986] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  349.148028]  ? should_fail+0x22d/0xd01
[  349.154508] init cpuset=/ mems_allowed=0
[  349.158761]  ? rcu_irq_exit+0x1a2/0x390
[  349.190170]  ? mark_held_locks+0x130/0x130
[  349.194410]  ? mark_held_locks+0x130/0x130
[  349.198651]  ? mark_held_locks+0xc7/0x130
[  349.202800]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  349.207817]  ? zap_class+0x640/0x640
[  349.211534]  ? print_usage_bug+0xc0/0xc0
[  349.215599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.221140]  ? check_preemption_disabled+0x48/0x280
[  349.226165]  ? __lock_is_held+0xb5/0x140
[  349.230234]  __alloc_pages_nodemask+0xa80/0xde0
[  349.234931]  ? zap_class+0x640/0x640
[  349.238650]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  349.243677]  ? find_held_lock+0x36/0x1c0
[  349.247753]  ? ____cache_alloc_node+0x1c7/0x1e0
[  349.252446]  ? lock_downgrade+0x900/0x900
[  349.256632]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.262176]  cache_grow_begin+0xa5/0x8c0
[  349.266239]  ? do_raw_spin_unlock+0xa7/0x330
[  349.270665]  fallback_alloc+0x204/0x2e0
[  349.274645]  ____cache_alloc_node+0x1c7/0x1e0
[  349.279150]  kmem_cache_alloc_node+0xe3/0x730
[  349.283658]  ? ipv6_get_ifaddr+0x42e/0x620
[  349.287905]  __alloc_skb+0x119/0x770
[  349.291617]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  349.296903]  ? netdev_alloc_frag+0x1f0/0x1f0
[  349.301315]  ? lock_downgrade+0x900/0x900
[  349.305473]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.311010]  ? refcount_sub_and_test_checked+0x203/0x310
[  349.316632]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  349.322090]  ? addrconf_rs_timer+0x690/0x690
[  349.326514]  ndisc_alloc_skb+0x144/0x340
[  349.330580]  ndisc_send_rs+0x331/0x6e0
[  349.334480]  addrconf_rs_timer+0x314/0x690
[  349.338719]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  349.343018]  call_timer_fn+0x272/0x920
[  349.346910]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  349.351151]  ? process_timeout+0x40/0x40
[  349.355218]  ? __run_timers+0x7da/0xc70
[  349.359198]  ? _raw_spin_unlock_irq+0x27/0x80
[  349.363707]  ? _raw_spin_unlock_irq+0x27/0x80
[  349.368211]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  349.372452]  ? lockdep_hardirqs_on+0x296/0x5b0
[  349.377040]  ? trace_hardirqs_on+0xbd/0x310
[  349.381374]  ? kasan_check_read+0x11/0x20
[  349.385519]  ? __run_timers+0x7da/0xc70
[  349.389493]  ? trace_hardirqs_off_caller+0x310/0x310
[  349.394620]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  349.398860]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  349.403095]  __run_timers+0x7e5/0xc70
[  349.406908]  ? timer_fixup_init+0x70/0x70
[  349.411070]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  349.416097]  ? zap_class+0x640/0x640
[  349.419814]  ? enqueue_hrtimer+0x1a5/0x560
[  349.424057]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  349.429280]  ? find_held_lock+0x36/0x1c0
[  349.433347]  ? zap_class+0x640/0x640
[  349.437079]  ? pvclock_read_flags+0x160/0x160
[  349.441579]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.447119]  ? check_preemption_disabled+0x48/0x280
[  349.452149]  ? __lock_is_held+0xb5/0x140
[  349.456210]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.461747]  ? check_preemption_disabled+0x48/0x280
[  349.466766]  run_timer_softirq+0x52/0xb0
[  349.470855]  ? rcu_read_lock_sched_held+0x14f/0x180
[  349.475885]  __do_softirq+0x308/0xb7e
[  349.479687]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  349.484181]  ? lock_downgrade+0x900/0x900
[  349.488334]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  349.493448]  ? pvclock_read_flags+0x160/0x160
[  349.497945]  ? lapic_next_event+0x5a/0x90
[  349.502099]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.507642]  ? kvm_clock_read+0x18/0x30
[  349.511615]  ? kvm_sched_clock_read+0x9/0x20
[  349.516026]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.521618]  ? check_preemption_disabled+0x48/0x280
[  349.526662]  irq_exit+0x17f/0x1c0
[  349.530136]  smp_apic_timer_interrupt+0x1cb/0x760
[  349.534975]  ? smp_reschedule_interrupt+0x109/0x650
[  349.540012]  ? smp_call_function_single_interrupt+0x650/0x650
[  349.545894]  ? interrupt_entry+0xb5/0xc0
[  349.549960]  ? trace_hardirqs_off_caller+0xbb/0x310
[  349.554977]  ? trace_hardirqs_off_caller+0xbb/0x310
[  349.559996]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  349.564855]  ? trace_hardirqs_on_caller+0x310/0x310
[  349.569870]  ? trace_hardirqs_on_caller+0x310/0x310
[  349.574889]  ? task_prio+0x50/0x50
[  349.578432]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.583968]  ? check_preemption_disabled+0x48/0x280
[  349.588989]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  349.593839]  apic_timer_interrupt+0xf/0x20
[  349.598076]  </IRQ>
[  349.600320] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  349.606207] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  349.625105] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  349.632811] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  349.640086] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  349.647357] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  349.654623] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  349.661889] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  349.669194]  ? save_stack+0xa9/0xd0
[  349.672829]  __kmalloc_node_track_caller+0x3c/0x70
[  349.677781]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  349.682540]  pskb_expand_head+0x230/0x10f0
[  349.686776]  ? check_preemption_disabled+0x48/0x280
[  349.691806]  ? memcpy+0x45/0x50
[  349.695095]  ? __copy_skb_header+0x350/0x6b0
[  349.699508]  ? skb_release_data+0x880/0x880
[  349.703829]  ? __alloc_skb+0x770/0x770
[  349.707728]  ? __lock_is_held+0xb5/0x140
[  349.711807]  ? kasan_check_write+0x14/0x20
[  349.716043]  ? __skb_clone+0x6c7/0xa00
[  349.719951]  ? __copy_skb_header+0x6b0/0x6b0
[  349.724360]  ? kmem_cache_alloc+0x33a/0x730
[  349.728691]  skb_ensure_writable+0x3dd/0x640
[  349.733134]  ? skb_checksum_setup+0xaa0/0xaa0
[  349.737632]  ? check_preemption_disabled+0x48/0x280
[  349.742656]  ? __this_cpu_preempt_check+0x1c/0x20
[  349.747502]  ? __bpf_redirect+0x54b/0xb20
[  349.751676]  bpf_clone_redirect+0x14a/0x490
[  349.756003]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  349.761023]  ? __sched_text_start+0x8/0x8
[  349.765188]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  349.769958]  ? find_held_lock+0x36/0x1c0
[  349.774026]  ? lock_acquire+0x1ed/0x520
[  349.778015]  ? bpf_test_run+0x3cb/0x780
[  349.781995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.787537]  ? check_preemption_disabled+0x48/0x280
[  349.792579]  ? kasan_check_read+0x11/0x20
[  349.796727]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  349.802001]  ? rcu_softirq_qs+0x20/0x20
[  349.805986]  ? preempt_schedule+0x4d/0x60
[  349.810135]  ? ___preempt_schedule+0x16/0x18
[  349.814555]  ? bpf_test_run+0x25d/0x780
[  349.818543]  ? netlink_diag_dump+0x2a0/0x2a0
[  349.822954]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  349.828490]  ? bpf_test_init.isra.10+0x70/0x100
[  349.833180]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  349.837947]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  349.842795]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  349.848331]  ? fput+0x130/0x1a0
[  349.851611]  ? __bpf_prog_get+0x9b/0x290
[  349.855676]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  349.860518]  ? bpf_prog_test_run+0x130/0x1a0
[  349.864932]  ? __x64_sys_bpf+0x3db/0x520
[  349.868992]  ? bpf_prog_get+0x20/0x20
[  349.872815]  ? do_syscall_64+0x1b9/0x820
[  349.876879]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  349.882247]  ? syscall_return_slowpath+0x5e0/0x5e0
[  349.887177]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  349.892026]  ? trace_hardirqs_on_caller+0x310/0x310
[  349.897068]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  349.902100]  ? prepare_exit_to_usermode+0x291/0x3b0
[  349.907131]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  349.911986]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  349.917382] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #149
[  349.917452] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  349.923620] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  349.923626] Call Trace:
[  349.923632]  <IRQ>
[  349.923651]  dump_stack+0x244/0x39d
[  349.923670]  ? dump_stack_print_info.cold.1+0x20/0x20
[  349.930265] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  349.939520]  warn_alloc.cold.116+0xb7/0x1bd
[  349.942096] syz-executor2 cpuset=syz2 mems_allowed=0
[  349.944236]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  349.977722]  ? lock_downgrade+0x900/0x900
[  349.981880]  ? trace_hardirqs_off+0xb8/0x310
[  349.986299]  ? trace_hardirqs_off+0xb8/0x310
[  349.990721]  __alloc_pages_slowpath+0x26e8/0x2e10
[  349.995599]  ? warn_alloc+0x120/0x120
[  349.999407]  ? print_usage_bug+0xc0/0xc0
[  350.003473]  ? warn_alloc+0x120/0x120
[  350.007279]  ? warn_alloc+0x120/0x120
[  350.011088]  ? print_usage_bug+0xc0/0xc0
[  350.015156]  ? print_usage_bug+0xc0/0xc0
[  350.019219]  ? __lock_acquire+0x62f/0x4c20
[  350.023465]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  350.029003]  ? should_fail+0x22d/0xd01
[  350.032896]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  350.038005]  ? __lock_acquire+0x62f/0x4c20
[  350.042247]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  350.047348]  ? __lock_acquire+0x62f/0x4c20
[  350.051586]  ? should_fail+0x22d/0xd01
[  350.055473]  ? find_held_lock+0x36/0x1c0
[  350.059546]  ? mark_held_locks+0x130/0x130
[  350.063791]  ? mark_held_locks+0x130/0x130
[  350.068028]  ? zap_class+0x640/0x640
[  350.071748]  ? zap_class+0x640/0x640
[  350.075465]  ? print_usage_bug+0xc0/0xc0
[  350.079527]  ? do_raw_spin_unlock+0xa7/0x330
[  350.083941]  ? zap_class+0x640/0x640
[  350.087655]  ? print_usage_bug+0xc0/0xc0
[  350.091718]  ? wq_watchdog_touch+0x9c/0xfe
[  350.095960]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.101501]  ? check_preemption_disabled+0x48/0x280
[  350.106543]  ? __lock_is_held+0xb5/0x140
[  350.110644]  __alloc_pages_nodemask+0xa80/0xde0
[  350.115323]  ? zap_class+0x640/0x640
[  350.119047]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  350.124090]  ? find_held_lock+0x36/0x1c0
[  350.128166]  ? ____cache_alloc_node+0x1c7/0x1e0
[  350.132840]  ? lock_downgrade+0x900/0x900
[  350.136997]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.142544]  cache_grow_begin+0xa5/0x8c0
[  350.146608]  ? do_raw_spin_unlock+0xa7/0x330
[  350.151025]  fallback_alloc+0x204/0x2e0
[  350.155014]  ____cache_alloc_node+0x1c7/0x1e0
[  350.159522]  kmem_cache_alloc_node+0xe3/0x730
[  350.164023]  ? ipv6_get_ifaddr+0x42e/0x620
[  350.168283]  __alloc_skb+0x119/0x770
[  350.171999]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  350.177285]  ? netdev_alloc_frag+0x1f0/0x1f0
[  350.181693]  ? lock_downgrade+0x900/0x900
[  350.186096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.191640]  ? refcount_sub_and_test_checked+0x203/0x310
[  350.197115]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  350.202571]  ? addrconf_rs_timer+0x690/0x690
[  350.206995]  ndisc_alloc_skb+0x144/0x340
[  350.211070]  ndisc_send_rs+0x331/0x6e0
[  350.214967]  addrconf_rs_timer+0x314/0x690
[  350.219214]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  350.223465]  call_timer_fn+0x272/0x920
[  350.227355]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  350.231596]  ? process_timeout+0x40/0x40
[  350.235686]  ? mark_held_locks+0xc7/0x130
[  350.239836]  ? _raw_spin_unlock_irq+0x27/0x80
[  350.244335]  ? _raw_spin_unlock_irq+0x27/0x80
[  350.248829]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  350.253088]  ? lockdep_hardirqs_on+0x296/0x5b0
[  350.257682]  ? trace_hardirqs_on+0xbd/0x310
[  350.262013]  ? kasan_check_read+0x11/0x20
[  350.266163]  ? __run_timers+0x7da/0xc70
[  350.270142]  ? trace_hardirqs_off_caller+0x310/0x310
[  350.275251]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  350.279482]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  350.283707]  __run_timers+0x7e5/0xc70
[  350.287518]  ? timer_fixup_init+0x70/0x70
[  350.291670]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  350.296685]  ? zap_class+0x640/0x640
[  350.300595]  ? print_usage_bug+0xc0/0xc0
[  350.304666]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  350.309866]  ? find_held_lock+0x36/0x1c0
[  350.313932]  ? zap_class+0x640/0x640
[  350.317652]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.323196]  ? check_preemption_disabled+0x48/0x280
[  350.328223]  ? __lock_is_held+0xb5/0x140
[  350.332285]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.337826]  ? check_preemption_disabled+0x48/0x280
[  350.342849]  run_timer_softirq+0x52/0xb0
[  350.346909]  ? rcu_read_lock_sched_held+0x14f/0x180
[  350.351929]  __do_softirq+0x308/0xb7e
[  350.355734]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  350.360229]  ? lock_downgrade+0x900/0x900
[  350.364381]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  350.369499]  ? pvclock_read_flags+0x160/0x160
[  350.373997]  ? lapic_next_event+0x5a/0x90
[  350.378147]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.383691]  ? kvm_clock_read+0x18/0x30
[  350.387667]  ? kvm_sched_clock_read+0x9/0x20
[  350.392089]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  350.397628]  ? check_preemption_disabled+0x48/0x280
[  350.402658]  irq_exit+0x17f/0x1c0
[  350.406117]  smp_apic_timer_interrupt+0x1cb/0x760
[  350.410960]  ? smp_reschedule_interrupt+0x109/0x650
[  350.415976]  ? smp_call_function_single_interrupt+0x650/0x650
[  350.421882]  ? interrupt_entry+0xb5/0xc0
[  350.425956]  ? trace_hardirqs_off_caller+0xbb/0x310
[  350.430973]  ? trace_hardirqs_off_caller+0xbb/0x310
[  350.435994]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  350.440841]  ? trace_hardirqs_on_caller+0x310/0x310
[  350.445858]  ? trace_hardirqs_on_caller+0x310/0x310
[  350.450880]  ? task_prio+0x50/0x50
[  350.454421]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.459964]  ? check_preemption_disabled+0x48/0x280
[  350.464986]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  350.469841]  apic_timer_interrupt+0xf/0x20
[  350.474078]  </IRQ>
[  350.476322] RIP: 0010:dump_stack+0x358/0x39d
[  350.480731] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 41 8b ef f9 48 83 3d 89 76 7e 01 00 0f 84 63 fe ff ff e8 7e 05 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 6b 05 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  350.499634] RSP: 0000:ffff8801d9a5ea58 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  350.507343] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a11c
[  350.514614] RDX: 0000000000000000 RSI: ffffffff87d38532 RDI: 0000000000000293
[  350.521887] RBP: ffff8801d9a5eb00 R08: ffff8801d9a508e0 R09: 0000000000000006
[  350.529154] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bd53
[  350.536423] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  350.543715]  ? dump_stack+0x34f/0x39d
[  350.547537]  ? dump_stack_print_info.cold.1+0x20/0x20
[  350.552737]  ? mark_held_locks+0x130/0x130
[  350.556984]  ? mark_held_locks+0x130/0x130
[  350.561243]  dump_header+0x27b/0xf72
[  350.564972]  ? pagefault_out_of_memory+0x197/0x197
[  350.569913]  ? __lock_acquire+0x62f/0x4c20
[  350.574146]  ? percpu_ref_get_many+0x240/0x240
[  350.578732]  ? print_usage_bug+0xc0/0xc0
[  350.582798]  ? zap_class+0x640/0x640
[  350.586544]  ? print_usage_bug+0xc0/0xc0
[  350.590611]  ? print_usage_bug+0xc0/0xc0
[  350.594681]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.600223]  ? find_held_lock+0x36/0x1c0
[  350.604296]  ? mark_held_locks+0xc7/0x130
[  350.608452]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  350.613564]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  350.618674]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  350.623261]  ? trace_hardirqs_on+0xbd/0x310
[  350.627586]  ? kasan_check_read+0x11/0x20
[  350.631734]  ? ___ratelimit+0x3b4/0x672
[  350.635710]  ? trace_hardirqs_off_caller+0x310/0x310
[  350.640818]  ? trace_hardirqs_on+0x310/0x310
[  350.645233]  ? lock_downgrade+0x900/0x900
[  350.649390]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  350.654493]  ? ___ratelimit+0x3b9/0x672
[  350.658474]  ? idr_get_free+0xf70/0xf70
[  350.662449]  ? find_held_lock+0x36/0x1c0
[  350.666524]  oom_kill_process.cold.27+0x10/0x903
[  350.671299]  ? zap_class+0x640/0x640
[  350.675018]  ? check_preemption_disabled+0x48/0x280
[  350.680057]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  350.684986]  ? kasan_check_read+0x11/0x20
[  350.689133]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  350.694416]  ? oom_evaluate_task+0x540/0x540
[  350.698827]  ? find_held_lock+0x36/0x1c0
[  350.702896]  ? out_of_memory+0x974/0x1430
[  350.707059]  ? lock_downgrade+0x900/0x900
[  350.711220]  ? check_preemption_disabled+0x48/0x280
[  350.716243]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  350.721172]  ? kasan_check_read+0x11/0x20
[  350.725323]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  350.730601]  ? rcu_softirq_qs+0x20/0x20
[  350.734598]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  350.740150]  ? oom_evaluate_task+0x302/0x540
[  350.744572]  out_of_memory+0xa84/0x1430
[  350.748555]  ? oom_killer_disable+0x3a0/0x3a0
[  350.753064]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  350.758000]  ? __ww_mutex_check_waiters+0x160/0x160
[  350.763028]  __alloc_pages_slowpath+0x2354/0x2e10
[  350.767907]  ? warn_alloc+0x120/0x120
[  350.771711]  ? mark_held_locks+0x130/0x130
[  350.775959]  ? warn_alloc+0x120/0x120
[  350.779764]  ? print_usage_bug+0xc0/0xc0
[  350.783833]  ? print_usage_bug+0xc0/0xc0
[  350.787893]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  350.792915]  ? poll_freewait+0x1d6/0x260
[  350.796978]  ? print_usage_bug+0xc0/0xc0
[  350.801042]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  350.806592]  ? should_fail+0x22d/0xd01
[  350.810488]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  350.815596]  ? zap_class+0x640/0x640
[  350.819332]  ? find_held_lock+0x36/0x1c0
[  350.823417]  ? lock_release+0xa00/0xa00
[  350.827392]  ? perf_trace_sched_process_exec+0x860/0x860
[  350.832843]  ? check_preemption_disabled+0x48/0x280
[  350.837872]  ? __might_sleep+0x95/0x190
[  350.841852]  __alloc_pages_nodemask+0xa80/0xde0
[  350.846521]  ? zap_class+0x640/0x640
[  350.850240]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  350.855272]  ? find_held_lock+0x36/0x1c0
[  350.859340]  ? cache_grow_begin+0x65/0x8c0
[  350.863582]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  350.868184]  ? trace_hardirqs_on+0xbd/0x310
[  350.872507]  ? fallback_alloc+0x204/0x2e0
[  350.876661]  ? trace_hardirqs_off_caller+0x310/0x310
[  350.881771]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  350.887315]  cache_grow_begin+0xa5/0x8c0
[  350.891378]  ? do_raw_spin_unlock+0xa7/0x330
[  350.895798]  fallback_alloc+0x204/0x2e0
[  350.899783]  ____cache_alloc_node+0x1c7/0x1e0
[  350.904283]  kmem_cache_alloc+0x1f8/0x730
[  350.908436]  ? lock_release+0xa00/0xa00
[  350.912420]  getname_flags+0xd0/0x590
[  350.916225]  user_path_at_empty+0x2d/0x50
[  350.920378]  vfs_statx+0x129/0x210
[  350.923923]  ? vfs_statx_fd+0xc0/0xc0
[  350.927770]  ? warn_bad_vsyscall+0xb0/0xb0
[  350.932020]  ? trace_hardirqs_on+0xbd/0x310
[  350.936353]  __do_sys_newstat+0x8f/0x110
[  350.940413]  ? cp_new_stat+0xa50/0xa50
[  350.944303]  ? do_syscall_64+0x9a/0x820
[  350.948276]  ? do_syscall_64+0x9a/0x820
[  350.952251]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  350.956838]  ? trace_hardirqs_on+0xbd/0x310
[  350.961166]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  350.966530]  ? trace_hardirqs_off_caller+0x310/0x310
[  350.971646]  __x64_sys_newstat+0x54/0x80
[  350.975712]  do_syscall_64+0x1b9/0x820
[  350.979600]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  350.984966]  ? syscall_return_slowpath+0x5e0/0x5e0
[  350.989899]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  350.994744]  ? trace_hardirqs_on_caller+0x310/0x310
[  351.000158]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  351.005175]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.010717]  ? prepare_exit_to_usermode+0x291/0x3b0
[  351.015743]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  351.020598]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  351.025789] RIP: 0033:0x7fdc1bf50c65
[  351.029514] Code: Bad RIP value.
[  351.032874] RSP: 002b:00007ffe73beb4a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000004
[  351.040588] RAX: ffffffffffffffda RBX: 00007ffe73beb6e0 RCX: 00007fdc1bf50c65
[  351.047857] RDX: 00007ffe73beb6e0 RSI: 00007ffe73beb6e0 RDI: 0000000000407545
[  351.055128] RBP: 0000000000000000 R08: 000000000157d240 R09: 0000000000000001
[  351.062396] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  351.069662] R13: 00007ffe73bebbe0 R14: 0000000000000000 R15: 0000000000000000
[  351.076952] warn_alloc_show_mem: 1 callbacks suppressed
[  351.076965] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  351.076966] Mem-Info:
[  351.076997] active_anon:57567 inactive_anon:185 isolated_anon:0
[  351.076997]  active_file:18 inactive_file:10 isolated_file:0
[  351.076997]  unevictable:0 dirty:0 writeback:0 unstable:0
[  351.076997]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  351.076997]  mapped:40979 shmem:4339 pagetables:609 bounce:0
[  351.076997]  free:13715 free_pcp:289 free_cma:0
[  351.082338] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  351.089707] Node 0 active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  351.092112] Call Trace:
[  351.125087] 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
[  351.134485]  <IRQ>
[  351.162139] lowmem_reserve[]: 0 2818 6321 6321
[  351.164729]  dump_stack+0x244/0x39d
[  351.190814] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  351.192968]  ? dump_stack_print_info.cold.1+0x20/0x20
[  351.197520] lowmem_reserve[]: 0 0 3503 3503
[  351.201152]  warn_alloc.cold.116+0xb7/0x1bd
[  351.228273] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2436kB bounce:0kB free_pcp:1156kB local_pcp:992kB free_cma:0kB
[  351.233457]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  351.237748] lowmem_reserve[]: 0 0 0 0
[  351.242077]  ? lock_downgrade+0x900/0x900
[  351.271026] 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
[  351.275883]  ? trace_hardirqs_off+0xb8/0x310
[  351.279656] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  351.283804]  ? trace_hardirqs_off+0xb8/0x310
[  351.297299] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 87*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13864kB
[  351.301706]  __alloc_pages_slowpath+0x26e8/0x2e10
[  351.317549] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  351.321979]  ? warn_alloc+0x120/0x120
[  351.336754] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  351.341587]  ? print_usage_bug+0xc0/0xc0
[  351.350402] 4367 total pagecache pages
[  351.354197]  ? warn_alloc+0x120/0x120
[  351.362755] 0 pages in swap cache
[  351.366806]  ? warn_alloc+0x120/0x120
[  351.370671] Swap cache stats: add 0, delete 0, find 0/0
[  351.374465]  ? print_usage_bug+0xc0/0xc0
[  351.377893] Free swap  = 0kB
[  351.381689]  ? kvm_clock_read+0x18/0x30
[  351.387028] Total swap = 0kB
[  351.391096]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  351.394089] 1965979 pages RAM
[  351.398073]  ? print_usage_bug+0xc0/0xc0
[  351.401075] 0 pages HighMem/MovableOnly
[  351.406092]  ? __lock_acquire+0x62f/0x4c20
[  351.409176] 342853 pages reserved
[  351.413232]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  351.417183] 0 pages cma reserved
[  351.421411]  ? should_fail+0x22d/0xd01
[  351.424895] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  351.430371]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  351.430386]  ? __lock_acquire+0x62f/0x4c20
[  351.430406]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  351.433807] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  351.437631]  ? __lock_acquire+0x62f/0x4c20
[  351.444099] init cpuset=/ mems_allowed=0
[  351.449193]  ? should_fail+0x22d/0xd01
[  351.480318]  ? mark_held_locks+0x130/0x130
[  351.484559]  ? mark_held_locks+0x130/0x130
[  351.488804]  ? zap_class+0x640/0x640
[  351.492529]  ? print_usage_bug+0xc0/0xc0
[  351.496596]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.502138]  ? check_preemption_disabled+0x48/0x280
[  351.507164]  ? __lock_is_held+0xb5/0x140
[  351.511237]  __alloc_pages_nodemask+0xa80/0xde0
[  351.515909]  ? zap_class+0x640/0x640
[  351.519639]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  351.524672]  ? find_held_lock+0x36/0x1c0
[  351.528750]  ? ____cache_alloc_node+0x1c7/0x1e0
[  351.533421]  ? lock_downgrade+0x900/0x900
[  351.537577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.543129]  cache_grow_begin+0xa5/0x8c0
[  351.547191]  ? do_raw_spin_unlock+0xa7/0x330
[  351.551616]  fallback_alloc+0x204/0x2e0
[  351.555600]  ____cache_alloc_node+0x1c7/0x1e0
[  351.560107]  kmem_cache_alloc_node+0xe3/0x730
[  351.564603]  ? ipv6_get_ifaddr+0x42e/0x620
[  351.568871]  __alloc_skb+0x119/0x770
[  351.572583]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  351.577864]  ? netdev_alloc_frag+0x1f0/0x1f0
[  351.582273]  ? lock_downgrade+0x900/0x900
[  351.586433]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.591971]  ? refcount_sub_and_test_checked+0x203/0x310
[  351.597425]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  351.602877]  ? addrconf_rs_timer+0x690/0x690
[  351.607313]  ndisc_alloc_skb+0x144/0x340
[  351.611394]  ndisc_send_rs+0x331/0x6e0
[  351.615291]  addrconf_rs_timer+0x314/0x690
[  351.619535]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  351.623782]  call_timer_fn+0x272/0x920
[  351.627668]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  351.631907]  ? process_timeout+0x40/0x40
[  351.635978]  ? __run_timers+0x7da/0xc70
[  351.639953]  ? _raw_spin_unlock_irq+0x27/0x80
[  351.644446]  ? _raw_spin_unlock_irq+0x27/0x80
[  351.648938]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  351.653176]  ? lockdep_hardirqs_on+0x296/0x5b0
[  351.657762]  ? trace_hardirqs_on+0xbd/0x310
[  351.662093]  ? kasan_check_read+0x11/0x20
[  351.666239]  ? __run_timers+0x7da/0xc70
[  351.670218]  ? trace_hardirqs_off_caller+0x310/0x310
[  351.675338]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  351.679571]  __run_timers+0x7e5/0xc70
[  351.683384]  ? timer_fixup_init+0x70/0x70
[  351.687533]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  351.692554]  ? zap_class+0x640/0x640
[  351.696271]  ? enqueue_hrtimer+0x1a5/0x560
[  351.700511]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  351.705707]  ? find_held_lock+0x36/0x1c0
[  351.709775]  ? zap_class+0x640/0x640
[  351.713499]  ? pvclock_read_flags+0x160/0x160
[  351.718000]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.723545]  ? check_preemption_disabled+0x48/0x280
[  351.728571]  ? __lock_is_held+0xb5/0x140
[  351.732644]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.738181]  ? check_preemption_disabled+0x48/0x280
[  351.743204]  run_timer_softirq+0x52/0xb0
[  351.747270]  ? rcu_read_lock_sched_held+0x14f/0x180
[  351.752288]  __do_softirq+0x308/0xb7e
[  351.756096]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  351.760593]  ? lock_downgrade+0x900/0x900
[  351.764745]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  351.769856]  ? pvclock_read_flags+0x160/0x160
[  351.774358]  ? lapic_next_event+0x5a/0x90
[  351.778508]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.784058]  ? kvm_clock_read+0x18/0x30
[  351.788038]  ? kvm_sched_clock_read+0x9/0x20
[  351.792459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.797998]  ? check_preemption_disabled+0x48/0x280
[  351.803029]  irq_exit+0x17f/0x1c0
[  351.806594]  smp_apic_timer_interrupt+0x1cb/0x760
[  351.811439]  ? smp_reschedule_interrupt+0x109/0x650
[  351.816456]  ? smp_call_function_single_interrupt+0x650/0x650
[  351.822344]  ? interrupt_entry+0xb5/0xc0
[  351.826408]  ? trace_hardirqs_off_caller+0xbb/0x310
[  351.831423]  ? trace_hardirqs_off_caller+0xbb/0x310
[  351.836443]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  351.841291]  ? trace_hardirqs_on_caller+0x310/0x310
[  351.846309]  ? trace_hardirqs_on_caller+0x310/0x310
[  351.851326]  ? task_prio+0x50/0x50
[  351.854868]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.860409]  ? check_preemption_disabled+0x48/0x280
[  351.865431]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  351.870300]  apic_timer_interrupt+0xf/0x20
[  351.874528]  </IRQ>
[  351.876767] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  351.882744] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  351.901643] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  351.909346] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  351.916617] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  351.923883] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  351.931150] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  351.938415] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  351.945720]  ? save_stack+0xa9/0xd0
[  351.949359]  __kmalloc_node_track_caller+0x3c/0x70
[  351.954309]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  351.959092]  pskb_expand_head+0x230/0x10f0
[  351.963329]  ? check_preemption_disabled+0x48/0x280
[  351.968355]  ? memcpy+0x45/0x50
[  351.971640]  ? __copy_skb_header+0x350/0x6b0
[  351.976066]  ? skb_release_data+0x880/0x880
[  351.980391]  ? __alloc_skb+0x770/0x770
[  351.984293]  ? __lock_is_held+0xb5/0x140
[  351.988363]  ? kasan_check_write+0x14/0x20
[  351.992605]  ? __skb_clone+0x6c7/0xa00
[  351.996503]  ? __copy_skb_header+0x6b0/0x6b0
[  352.000911]  ? kmem_cache_alloc+0x33a/0x730
[  352.005243]  skb_ensure_writable+0x3dd/0x640
[  352.009657]  ? skb_checksum_setup+0xaa0/0xaa0
[  352.014179]  ? check_preemption_disabled+0x48/0x280
[  352.019206]  ? __this_cpu_preempt_check+0x1c/0x20
[  352.024057]  ? __bpf_redirect+0x54b/0xb20
[  352.028226]  bpf_clone_redirect+0x14a/0x490
[  352.032557]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  352.037578]  ? __sched_text_start+0x8/0x8
[  352.041731]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  352.046514]  ? find_held_lock+0x36/0x1c0
[  352.050581]  ? lock_acquire+0x1ed/0x520
[  352.054561]  ? bpf_test_run+0x3cb/0x780
[  352.058538]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.064085]  ? check_preemption_disabled+0x48/0x280
[  352.069120]  ? kasan_check_read+0x11/0x20
[  352.073267]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  352.078546]  ? rcu_softirq_qs+0x20/0x20
[  352.082523]  ? preempt_schedule+0x4d/0x60
[  352.086689]  ? ___preempt_schedule+0x16/0x18
[  352.091123]  ? bpf_test_run+0x25d/0x780
[  352.095116]  ? netlink_diag_dump+0x2a0/0x2a0
[  352.099547]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  352.105112]  ? bpf_test_init.isra.10+0x70/0x100
[  352.109788]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  352.114552]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  352.119394]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  352.124933]  ? fput+0x130/0x1a0
[  352.128213]  ? __bpf_prog_get+0x9b/0x290
[  352.132282]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  352.137123]  ? bpf_prog_test_run+0x130/0x1a0
[  352.141534]  ? __x64_sys_bpf+0x3db/0x520
[  352.145590]  ? bpf_prog_get+0x20/0x20
[  352.149412]  ? do_syscall_64+0x1b9/0x820
[  352.153470]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  352.158864]  ? syscall_return_slowpath+0x5e0/0x5e0
[  352.163791]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  352.168640]  ? trace_hardirqs_on_caller+0x310/0x310
[  352.173691]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  352.178738]  ? prepare_exit_to_usermode+0x291/0x3b0
[  352.184127]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  352.188980]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  352.194362] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #149
[  352.194432] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  352.200595] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  352.200600] Call Trace:
[  352.200606]  <IRQ>
[  352.200624]  dump_stack+0x244/0x39d
[  352.200643]  ? dump_stack_print_info.cold.1+0x20/0x20
[  352.207171] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  352.216473]  warn_alloc.cold.116+0xb7/0x1bd
[  352.219028] syz-executor2 cpuset=syz2 mems_allowed=0
[  352.221181]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  352.254662]  ? lock_downgrade+0x900/0x900
[  352.258823]  ? trace_hardirqs_off+0xb8/0x310
[  352.263243]  ? trace_hardirqs_off+0xb8/0x310
[  352.267663]  __alloc_pages_slowpath+0x26e8/0x2e10
[  352.272536]  ? warn_alloc+0x120/0x120
[  352.276345]  ? print_usage_bug+0xc0/0xc0
[  352.280407]  ? warn_alloc+0x120/0x120
[  352.284218]  ? warn_alloc+0x120/0x120
[  352.288024]  ? print_usage_bug+0xc0/0xc0
[  352.292104]  ? print_usage_bug+0xc0/0xc0
[  352.296170]  ? __lock_acquire+0x62f/0x4c20
[  352.300413]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  352.305953]  ? should_fail+0x22d/0xd01
[  352.309845]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  352.314951]  ? __lock_acquire+0x62f/0x4c20
[  352.319192]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  352.324298]  ? __lock_acquire+0x62f/0x4c20
[  352.328547]  ? should_fail+0x22d/0xd01
[  352.332442]  ? find_held_lock+0x36/0x1c0
[  352.336518]  ? mark_held_locks+0x130/0x130
[  352.340778]  ? mark_held_locks+0x130/0x130
[  352.345025]  ? zap_class+0x640/0x640
[  352.348746]  ? zap_class+0x640/0x640
[  352.352463]  ? print_usage_bug+0xc0/0xc0
[  352.356527]  ? do_raw_spin_unlock+0xa7/0x330
[  352.360941]  ? zap_class+0x640/0x640
[  352.364657]  ? print_usage_bug+0xc0/0xc0
[  352.368718]  ? wq_watchdog_touch+0x9c/0xfe
[  352.372959]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.378499]  ? check_preemption_disabled+0x48/0x280
[  352.383544]  ? __lock_is_held+0xb5/0x140
[  352.387617]  __alloc_pages_nodemask+0xa80/0xde0
[  352.392288]  ? zap_class+0x640/0x640
[  352.396016]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  352.401059]  ? find_held_lock+0x36/0x1c0
[  352.405153]  ? ____cache_alloc_node+0x1c7/0x1e0
[  352.409825]  ? lock_downgrade+0x900/0x900
[  352.413982]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.419526]  cache_grow_begin+0xa5/0x8c0
[  352.423598]  ? do_raw_spin_unlock+0xa7/0x330
[  352.428019]  fallback_alloc+0x204/0x2e0
[  352.432007]  ____cache_alloc_node+0x1c7/0x1e0
[  352.436510]  kmem_cache_alloc_node+0xe3/0x730
[  352.441009]  ? ipv6_get_ifaddr+0x42e/0x620
[  352.445263]  __alloc_skb+0x119/0x770
[  352.448982]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  352.454284]  ? netdev_alloc_frag+0x1f0/0x1f0
[  352.458696]  ? lock_downgrade+0x900/0x900
[  352.462855]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.468393]  ? refcount_sub_and_test_checked+0x203/0x310
[  352.473859]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  352.479317]  ? addrconf_rs_timer+0x690/0x690
[  352.483742]  ndisc_alloc_skb+0x144/0x340
[  352.487808]  ndisc_send_rs+0x331/0x6e0
[  352.491721]  addrconf_rs_timer+0x314/0x690
[  352.495961]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  352.500209]  call_timer_fn+0x272/0x920
[  352.504110]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  352.508349]  ? process_timeout+0x40/0x40
[  352.512424]  ? mark_held_locks+0xc7/0x130
[  352.516625]  ? _raw_spin_unlock_irq+0x27/0x80
[  352.521120]  ? _raw_spin_unlock_irq+0x27/0x80
[  352.525615]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  352.529869]  ? lockdep_hardirqs_on+0x296/0x5b0
[  352.534473]  ? trace_hardirqs_on+0xbd/0x310
[  352.538796]  ? kasan_check_read+0x11/0x20
[  352.542942]  ? __run_timers+0x7da/0xc70
[  352.546919]  ? trace_hardirqs_off_caller+0x310/0x310
[  352.552031]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  352.556280]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  352.560513]  __run_timers+0x7e5/0xc70
[  352.564326]  ? timer_fixup_init+0x70/0x70
[  352.568482]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  352.573501]  ? zap_class+0x640/0x640
[  352.577223]  ? print_usage_bug+0xc0/0xc0
[  352.581287]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  352.586486]  ? find_held_lock+0x36/0x1c0
[  352.590592]  ? zap_class+0x640/0x640
[  352.594326]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.599884]  ? check_preemption_disabled+0x48/0x280
[  352.604910]  ? __lock_is_held+0xb5/0x140
[  352.609001]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.614543]  ? check_preemption_disabled+0x48/0x280
[  352.619581]  run_timer_softirq+0x52/0xb0
[  352.623651]  ? rcu_read_lock_sched_held+0x14f/0x180
[  352.628696]  __do_softirq+0x308/0xb7e
[  352.632500]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  352.636993]  ? lock_downgrade+0x900/0x900
[  352.641151]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  352.646268]  ? pvclock_read_flags+0x160/0x160
[  352.650768]  ? lapic_next_event+0x5a/0x90
[  352.654923]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.660468]  ? kvm_clock_read+0x18/0x30
[  352.664459]  ? kvm_sched_clock_read+0x9/0x20
[  352.668871]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  352.674410]  ? check_preemption_disabled+0x48/0x280
[  352.679440]  irq_exit+0x17f/0x1c0
[  352.682910]  smp_apic_timer_interrupt+0x1cb/0x760
[  352.687752]  ? smp_reschedule_interrupt+0x109/0x650
[  352.692800]  ? smp_call_function_single_interrupt+0x650/0x650
[  352.698700]  ? interrupt_entry+0xb5/0xc0
[  352.702771]  ? trace_hardirqs_off_caller+0xbb/0x310
[  352.707814]  ? trace_hardirqs_off_caller+0xbb/0x310
[  352.712847]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  352.717694]  ? trace_hardirqs_on_caller+0x310/0x310
[  352.722711]  ? trace_hardirqs_on_caller+0x310/0x310
[  352.727727]  ? task_prio+0x50/0x50
[  352.731279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.736828]  ? check_preemption_disabled+0x48/0x280
[  352.741855]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  352.746705]  apic_timer_interrupt+0xf/0x20
[  352.750934]  </IRQ>
[  352.753178] RIP: 0010:dump_stack+0x358/0x39d
[  352.757595] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 41 8b ef f9 48 83 3d 89 76 7e 01 00 0f 84 63 fe ff ff e8 7e 05 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 6b 05 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  352.776495] RSP: 0000:ffff8801d9a5ea58 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  352.784207] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a11c
[  352.791473] RDX: 0000000000000000 RSI: ffffffff87d38532 RDI: 0000000000000293
[  352.798744] RBP: ffff8801d9a5eb00 R08: ffff8801d9a508e0 R09: 0000000000000006
[  352.806026] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bd53
[  352.813304] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  352.820937]  ? dump_stack+0x34f/0x39d
[  352.824752]  ? dump_stack_print_info.cold.1+0x20/0x20
[  352.829950]  ? mark_held_locks+0x130/0x130
[  352.834186]  ? mark_held_locks+0x130/0x130
[  352.838427]  dump_header+0x27b/0xf72
[  352.842157]  ? pagefault_out_of_memory+0x197/0x197
[  352.847110]  ? __lock_acquire+0x62f/0x4c20
[  352.851348]  ? percpu_ref_get_many+0x240/0x240
[  352.855938]  ? print_usage_bug+0xc0/0xc0
[  352.860010]  ? zap_class+0x640/0x640
[  352.863725]  ? print_usage_bug+0xc0/0xc0
[  352.867788]  ? print_usage_bug+0xc0/0xc0
[  352.871863]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.877405]  ? find_held_lock+0x36/0x1c0
[  352.881481]  ? mark_held_locks+0xc7/0x130
[  352.885633]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  352.890739]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  352.895845]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  352.900432]  ? trace_hardirqs_on+0xbd/0x310
[  352.904758]  ? kasan_check_read+0x11/0x20
[  352.908905]  ? ___ratelimit+0x3b4/0x672
[  352.912881]  ? trace_hardirqs_off_caller+0x310/0x310
[  352.917988]  ? trace_hardirqs_on+0x310/0x310
[  352.922399]  ? lock_downgrade+0x900/0x900
[  352.926555]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  352.931665]  ? ___ratelimit+0x3b9/0x672
[  352.935641]  ? idr_get_free+0xf70/0xf70
[  352.939629]  ? find_held_lock+0x36/0x1c0
[  352.943718]  oom_kill_process.cold.27+0x10/0x903
[  352.948476]  ? zap_class+0x640/0x640
[  352.952192]  ? check_preemption_disabled+0x48/0x280
[  352.957213]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  352.962161]  ? kasan_check_read+0x11/0x20
[  352.966327]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  352.971608]  ? oom_evaluate_task+0x540/0x540
[  352.976022]  ? find_held_lock+0x36/0x1c0
[  352.980106]  ? out_of_memory+0x974/0x1430
[  352.984257]  ? lock_downgrade+0x900/0x900
[  352.988420]  ? check_preemption_disabled+0x48/0x280
[  352.993443]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  352.998377]  ? kasan_check_read+0x11/0x20
[  353.002548]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  353.007823]  ? rcu_softirq_qs+0x20/0x20
[  353.011806]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  353.017344]  ? oom_evaluate_task+0x302/0x540
[  353.021774]  out_of_memory+0xa84/0x1430
[  353.025770]  ? oom_killer_disable+0x3a0/0x3a0
[  353.030271]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  353.035223]  ? __ww_mutex_check_waiters+0x160/0x160
[  353.040264]  __alloc_pages_slowpath+0x2354/0x2e10
[  353.045142]  ? warn_alloc+0x120/0x120
[  353.048953]  ? mark_held_locks+0x130/0x130
[  353.053206]  ? warn_alloc+0x120/0x120
[  353.057010]  ? print_usage_bug+0xc0/0xc0
[  353.061078]  ? print_usage_bug+0xc0/0xc0
[  353.065143]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  353.070165]  ? poll_freewait+0x1d6/0x260
[  353.074231]  ? print_usage_bug+0xc0/0xc0
[  353.078302]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  353.083841]  ? should_fail+0x22d/0xd01
[  353.087736]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  353.092853]  ? zap_class+0x640/0x640
[  353.096592]  ? find_held_lock+0x36/0x1c0
[  353.100677]  ? lock_release+0xa00/0xa00
[  353.104654]  ? perf_trace_sched_process_exec+0x860/0x860
[  353.110132]  ? check_preemption_disabled+0x48/0x280
[  353.115163]  ? __might_sleep+0x95/0x190
[  353.119145]  __alloc_pages_nodemask+0xa80/0xde0
[  353.123814]  ? zap_class+0x640/0x640
[  353.127551]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  353.132618]  ? find_held_lock+0x36/0x1c0
[  353.136685]  ? cache_grow_begin+0x65/0x8c0
[  353.140930]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  353.145513]  ? trace_hardirqs_on+0xbd/0x310
[  353.149838]  ? fallback_alloc+0x204/0x2e0
[  353.153994]  ? trace_hardirqs_off_caller+0x310/0x310
[  353.159105]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  353.164653]  cache_grow_begin+0xa5/0x8c0
[  353.168716]  ? do_raw_spin_unlock+0xa7/0x330
[  353.173138]  fallback_alloc+0x204/0x2e0
[  353.177125]  ____cache_alloc_node+0x1c7/0x1e0
[  353.181630]  kmem_cache_alloc+0x1f8/0x730
[  353.185782]  ? lock_release+0xa00/0xa00
[  353.189762]  getname_flags+0xd0/0x590
[  353.193583]  user_path_at_empty+0x2d/0x50
[  353.197737]  vfs_statx+0x129/0x210
[  353.201282]  ? vfs_statx_fd+0xc0/0xc0
[  353.205094]  ? warn_bad_vsyscall+0xb0/0xb0
[  353.209336]  ? trace_hardirqs_on+0xbd/0x310
[  353.213675]  __do_sys_newstat+0x8f/0x110
[  353.217756]  ? cp_new_stat+0xa50/0xa50
[  353.221650]  ? do_syscall_64+0x9a/0x820
[  353.225629]  ? do_syscall_64+0x9a/0x820
[  353.229609]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  353.234197]  ? trace_hardirqs_on+0xbd/0x310
[  353.238526]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  353.243891]  ? trace_hardirqs_off_caller+0x310/0x310
[  353.249009]  __x64_sys_newstat+0x54/0x80
[  353.253080]  do_syscall_64+0x1b9/0x820
[  353.256974]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  353.262345]  ? syscall_return_slowpath+0x5e0/0x5e0
[  353.267274]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  353.272119]  ? trace_hardirqs_on_caller+0x310/0x310
[  353.277140]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  353.282162]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.287716]  ? prepare_exit_to_usermode+0x291/0x3b0
[  353.292743]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  353.297610]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  353.302798] RIP: 0033:0x7fdc1bf50c65
[  353.306527] Code: Bad RIP value.
[  353.309891] RSP: 002b:00007ffe73beb4a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000004
[  353.318083] RAX: ffffffffffffffda RBX: 00007ffe73beb6e0 RCX: 00007fdc1bf50c65
[  353.325360] RDX: 00007ffe73beb6e0 RSI: 00007ffe73beb6e0 RDI: 0000000000407545
[  353.332640] RBP: 0000000000000000 R08: 000000000157d240 R09: 0000000000000001
[  353.339919] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  353.347185] R13: 00007ffe73bebbe0 R14: 0000000000000000 R15: 0000000000000000
[  353.354484] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  353.354490] warn_alloc_show_mem: 1 callbacks suppressed
[  353.354497] Mem-Info:
[  353.361858] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  353.367235] active_anon:57567 inactive_anon:185 isolated_anon:0
[  353.367235]  active_file:18 inactive_file:10 isolated_file:0
[  353.367235]  unevictable:0 dirty:0 writeback:0 unstable:0
[  353.367235]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  353.367235]  mapped:40979 shmem:4339 pagetables:609 bounce:0
[  353.367235]  free:13715 free_pcp:289 free_cma:0
[  353.369606] Call Trace:
[  353.378999] Node 0 active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  353.411932]  <IRQ>
[  353.414545] 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
[  353.442264]  dump_stack+0x244/0x39d
[  353.444387] lowmem_reserve[]: 0 2818 6321 6321
[  353.470509]  ? dump_stack_print_info.cold.1+0x20/0x20
[  353.474125] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  353.478712]  warn_alloc.cold.116+0xb7/0x1bd
[  353.483869] lowmem_reserve[]: 0 0 3503 3503
[  353.511017]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  353.515322] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2436kB bounce:0kB free_pcp:1156kB local_pcp:992kB free_cma:0kB
[  353.519636]  ? lock_downgrade+0x900/0x900
[  353.524443] lowmem_reserve[]: 0 0 0 0
[  353.553436]  ? trace_hardirqs_off+0xb8/0x310
[  353.557556] 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
[  353.561356]  ? trace_hardirqs_off+0xb8/0x310
[  353.565742] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  353.579273]  __alloc_pages_slowpath+0x26e8/0x2e10
[  353.583685] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 87*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13864kB
[  353.599048]  ? warn_alloc+0x120/0x120
[  353.603849] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  353.618662]  ? print_usage_bug+0xc0/0xc0
[  353.622443] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  353.631269]  ? warn_alloc+0x120/0x120
[  353.635311] 4367 total pagecache pages
[  353.643878]  ? warn_alloc+0x120/0x120
[  353.647677] 0 pages in swap cache
[  353.651566]  ? print_usage_bug+0xc0/0xc0
[  353.655349] Swap cache stats: add 0, delete 0, find 0/0
[  353.658801]  ? print_usage_bug+0xc0/0xc0
[  353.662836] Free swap  = 0kB
[  353.668190]  ? __lock_acquire+0x62f/0x4c20
[  353.672225] Total swap = 0kB
[  353.675239]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  353.679448] 1965979 pages RAM
[  353.682465]  ? should_fail+0x22d/0xd01
[  353.687983] 0 pages HighMem/MovableOnly
[  353.691091]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  353.694953] 342853 pages reserved
[  353.698936]  ? __lock_acquire+0x62f/0x4c20
[  353.704024] 0 pages cma reserved
[  353.704101] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  353.707495]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  353.712143] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  353.715425]  ? __lock_acquire+0x62f/0x4c20
[  353.721891] init cpuset=/ mems_allowed=0
[  353.726989]  ? should_fail+0x22d/0xd01
[  353.748807]  ? find_held_lock+0x36/0x1c0
[  353.752882]  ? mark_held_locks+0x130/0x130
[  353.757128]  ? mark_held_locks+0x130/0x130
[  353.761363]  ? zap_class+0x640/0x640
[  353.765086]  ? zap_class+0x640/0x640
[  353.768803]  ? print_usage_bug+0xc0/0xc0
[  353.772867]  ? do_raw_spin_unlock+0xa7/0x330
[  353.777275]  ? zap_class+0x640/0x640
[  353.780992]  ? print_usage_bug+0xc0/0xc0
[  353.785065]  ? wq_watchdog_touch+0x9c/0xfe
[  353.789305]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.794846]  ? check_preemption_disabled+0x48/0x280
[  353.799889]  ? __lock_is_held+0xb5/0x140
[  353.803958]  __alloc_pages_nodemask+0xa80/0xde0
[  353.808628]  ? zap_class+0x640/0x640
[  353.812347]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  353.817722]  ? find_held_lock+0x36/0x1c0
[  353.821795]  ? ____cache_alloc_node+0x1c7/0x1e0
[  353.826465]  ? lock_downgrade+0x900/0x900
[  353.830621]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.836167]  cache_grow_begin+0xa5/0x8c0
[  353.840228]  ? do_raw_spin_unlock+0xa7/0x330
[  353.844665]  fallback_alloc+0x204/0x2e0
[  353.848646]  ____cache_alloc_node+0x1c7/0x1e0
[  353.853148]  kmem_cache_alloc_node+0xe3/0x730
[  353.857662]  ? ipv6_get_ifaddr+0x42e/0x620
[  353.861911]  __alloc_skb+0x119/0x770
[  353.865628]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  353.870909]  ? netdev_alloc_frag+0x1f0/0x1f0
[  353.875318]  ? lock_downgrade+0x900/0x900
[  353.879474]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.885014]  ? refcount_sub_and_test_checked+0x203/0x310
[  353.890469]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  353.895928]  ? addrconf_rs_timer+0x690/0x690
[  353.900353]  ndisc_alloc_skb+0x144/0x340
[  353.904443]  ndisc_send_rs+0x331/0x6e0
[  353.908351]  addrconf_rs_timer+0x314/0x690
[  353.912593]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  353.916856]  call_timer_fn+0x272/0x920
[  353.920745]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  353.924984]  ? process_timeout+0x40/0x40
[  353.929066]  ? __run_timers+0x7da/0xc70
[  353.933058]  ? _raw_spin_unlock_irq+0x27/0x80
[  353.937580]  ? _raw_spin_unlock_irq+0x27/0x80
[  353.942086]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  353.946323]  ? lockdep_hardirqs_on+0x296/0x5b0
[  353.950913]  ? trace_hardirqs_on+0xbd/0x310
[  353.955233]  ? kasan_check_read+0x11/0x20
[  353.959378]  ? __run_timers+0x7da/0xc70
[  353.963369]  ? trace_hardirqs_off_caller+0x310/0x310
[  353.968573]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  353.972839]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  353.977100]  __run_timers+0x7e5/0xc70
[  353.980917]  ? timer_fixup_init+0x70/0x70
[  353.985093]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  353.990117]  ? zap_class+0x640/0x640
[  353.993841]  ? enqueue_hrtimer+0x1a5/0x560
[  353.998093]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  354.003291]  ? find_held_lock+0x36/0x1c0
[  354.007358]  ? zap_class+0x640/0x640
[  354.011088]  ? pvclock_read_flags+0x160/0x160
[  354.015591]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.021136]  ? check_preemption_disabled+0x48/0x280
[  354.026165]  ? __lock_is_held+0xb5/0x140
[  354.030239]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.035792]  ? check_preemption_disabled+0x48/0x280
[  354.040816]  run_timer_softirq+0x52/0xb0
[  354.044881]  ? rcu_read_lock_sched_held+0x14f/0x180
[  354.049913]  __do_softirq+0x308/0xb7e
[  354.053748]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  354.058241]  ? lock_downgrade+0x900/0x900
[  354.062437]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  354.067553]  ? pvclock_read_flags+0x160/0x160
[  354.072047]  ? lapic_next_event+0x5a/0x90
[  354.076226]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.081788]  ? kvm_clock_read+0x18/0x30
[  354.085763]  ? kvm_sched_clock_read+0x9/0x20
[  354.090178]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.095727]  ? check_preemption_disabled+0x48/0x280
[  354.100749]  irq_exit+0x17f/0x1c0
[  354.104207]  smp_apic_timer_interrupt+0x1cb/0x760
[  354.109082]  ? smp_reschedule_interrupt+0x109/0x650
[  354.114155]  ? smp_call_function_single_interrupt+0x650/0x650
[  354.120041]  ? interrupt_entry+0xb5/0xc0
[  354.124124]  ? trace_hardirqs_off_caller+0xbb/0x310
[  354.129143]  ? trace_hardirqs_off_caller+0xbb/0x310
[  354.134164]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  354.139008]  ? trace_hardirqs_on_caller+0x310/0x310
[  354.144030]  ? trace_hardirqs_on_caller+0x310/0x310
[  354.149073]  ? task_prio+0x50/0x50
[  354.152619]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.158157]  ? check_preemption_disabled+0x48/0x280
[  354.163183]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  354.168034]  apic_timer_interrupt+0xf/0x20
[  354.172272]  </IRQ>
[  354.174516] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  354.180419] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  354.199822] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  354.207534] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  354.214798] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  354.222076] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  354.229344] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  354.236613] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  354.243934]  ? save_stack+0xa9/0xd0
[  354.247586]  __kmalloc_node_track_caller+0x3c/0x70
[  354.252527]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  354.257307]  pskb_expand_head+0x230/0x10f0
[  354.261545]  ? check_preemption_disabled+0x48/0x280
[  354.266568]  ? memcpy+0x45/0x50
[  354.269850]  ? __copy_skb_header+0x350/0x6b0
[  354.274261]  ? skb_release_data+0x880/0x880
[  354.278598]  ? __alloc_skb+0x770/0x770
[  354.283168]  ? __lock_is_held+0xb5/0x140
[  354.287242]  ? kasan_check_write+0x14/0x20
[  354.291475]  ? __skb_clone+0x6c7/0xa00
[  354.295365]  ? __copy_skb_header+0x6b0/0x6b0
[  354.299776]  ? kmem_cache_alloc+0x33a/0x730
[  354.304112]  skb_ensure_writable+0x3dd/0x640
[  354.308530]  ? skb_checksum_setup+0xaa0/0xaa0
[  354.313028]  ? check_preemption_disabled+0x48/0x280
[  354.318082]  ? __this_cpu_preempt_check+0x1c/0x20
[  354.322926]  ? __bpf_redirect+0x54b/0xb20
[  354.327097]  bpf_clone_redirect+0x14a/0x490
[  354.331435]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  354.336460]  ? __sched_text_start+0x8/0x8
[  354.340613]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  354.345392]  ? find_held_lock+0x36/0x1c0
[  354.349479]  ? lock_acquire+0x1ed/0x520
[  354.353455]  ? bpf_test_run+0x3cb/0x780
[  354.357431]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.362974]  ? check_preemption_disabled+0x48/0x280
[  354.368000]  ? kasan_check_read+0x11/0x20
[  354.372156]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  354.377435]  ? rcu_softirq_qs+0x20/0x20
[  354.381413]  ? preempt_schedule+0x4d/0x60
[  354.385576]  ? ___preempt_schedule+0x16/0x18
[  354.389992]  ? bpf_test_run+0x25d/0x780
[  354.393982]  ? netlink_diag_dump+0x2a0/0x2a0
[  354.398394]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  354.403933]  ? bpf_test_init.isra.10+0x70/0x100
[  354.408607]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  354.413375]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  354.418218]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  354.423753]  ? fput+0x130/0x1a0
[  354.427037]  ? __bpf_prog_get+0x9b/0x290
[  354.431119]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  354.435963]  ? bpf_prog_test_run+0x130/0x1a0
[  354.440377]  ? __x64_sys_bpf+0x3db/0x520
[  354.444469]  ? bpf_prog_get+0x20/0x20
[  354.448297]  ? do_syscall_64+0x1b9/0x820
[  354.452358]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  354.457728]  ? syscall_return_slowpath+0x5e0/0x5e0
[  354.462671]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  354.467533]  ? trace_hardirqs_on_caller+0x310/0x310
[  354.472562]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  354.477593]  ? prepare_exit_to_usermode+0x291/0x3b0
[  354.482646]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  354.487498]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  354.492912] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #149
[  354.492943] rcu: INFO: rcu_preempt self-detected stall on CPU
[  354.499154] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  354.499162] Call Trace:
[  354.505291] rcu: 	0-....: (238 ticks this GP) idle=1a6/1/0x4000000000000004 softirq=19462/19473 fqs=21 
[  354.514374]  <IRQ>
[  354.514394]  dump_stack+0x244/0x39d
[  354.514413]  ? dump_stack_print_info.cold.1+0x20/0x20
[  354.514441]  warn_alloc.cold.116+0xb7/0x1bd
[  354.514457]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  354.514480]  ? lock_downgrade+0x900/0x900
[  354.514502]  ? trace_hardirqs_off+0xb8/0x310
[  354.514523]  ? trace_hardirqs_off+0xb8/0x310
[  354.514545]  __alloc_pages_slowpath+0x26e8/0x2e10
[  354.517331] rcu: 	 (t=10513 jiffies g=23081 q=26)
[  354.526886]  ? warn_alloc+0x120/0x120
[  354.529001] rcu: rcu_preempt kthread starved for 1730 jiffies! g23081 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[  354.532611]  ? print_usage_bug+0xc0/0xc0
[  354.537777] rcu: RCU grace-period kthread stack dump:
[  354.542092]  ? warn_alloc+0x120/0x120
[  354.546912] rcu_preempt     R  running task    22696    10      2 0x80000000
[  354.551070]  ? warn_alloc+0x120/0x120
[  354.555470] Call Trace:
[  354.559875]  ? print_usage_bug+0xc0/0xc0
[  354.564706]  __schedule+0x8cf/0x21d0
[  354.569540]  ? kvm_clock_read+0x18/0x30
[  354.573333]  ? __sched_text_start+0x8/0x8
[  354.583715]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  354.587783]  ? add_timer_on+0xa20/0xa20
[  354.592952]  ? print_usage_bug+0xc0/0xc0
[  354.596735]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  354.603906]  ? __lock_acquire+0x62f/0x4c20
[  354.607698]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  354.610269]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  354.614313]  ? trace_hardirqs_on+0xbd/0x310
[  354.618023]  ? should_fail+0x22d/0xd01
[  354.621981]  ? kasan_check_read+0x11/0x20
[  354.626114]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  354.631118]  ? prepare_to_swait_event+0x25a/0x800
[  354.635085]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  354.639133]  ? trace_hardirqs_off_caller+0x310/0x310
[  354.644222]  ? __lock_acquire+0x62f/0x4c20
[  354.648440]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  354.653544]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  354.659089]  schedule+0xfe/0x460
[  354.663397]  ? __lock_acquire+0x62f/0x4c20
[  354.667267]  ? __schedule+0x21d0/0x21d0
[  354.671403]  ? should_fail+0x22d/0xd01
[  354.676660]  ? prepare_to_swait_event+0x25a/0x800
[  354.681526]  ? rcu_irq_exit+0x1a2/0x390
[  354.686616]  ? __init_swait_queue_head+0x150/0x150
[  354.691709]  ? mark_held_locks+0x130/0x130
[  354.695923]  ? __lockdep_init_map+0x105/0x590
[  354.701009]  ? mark_held_locks+0x130/0x130
[  354.706097]  ? lockdep_init_map+0x9/0x10
[  354.709478]  ? mark_held_locks+0xc7/0x130
[  354.713712]  schedule_timeout+0x140/0x260
[  354.717684]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  354.721554]  ? usleep_range+0x1a0/0x1a0
[  354.726383]  ? zap_class+0x640/0x640
[  354.730341]  ? __next_timer_interrupt+0x1a0/0x1a0
[  354.735258]  ? print_usage_bug+0xc0/0xc0
[  354.739487]  rcu_gp_fqs_loop+0x762/0xa80
[  354.743956]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.748179]  ? rcu_gp_fqs_check_wake+0x170/0x170
[  354.752224]  ? check_preemption_disabled+0x48/0x280
[  354.756357]  ? trace_hardirqs_off_caller+0x310/0x310
[  354.760491]  ? __lock_is_held+0xb5/0x140
[  354.765486]  ? perf_trace_sched_process_exec+0x860/0x860
[  354.769447]  __alloc_pages_nodemask+0xa80/0xde0
[  354.773143]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.777967]  ? zap_class+0x640/0x640
[  354.782017]  ? rcu_gp_init+0x90b/0x1260
[  354.786064]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  354.791591]  ? __switch_to_asm+0x40/0x70
[  354.796339]  ? find_held_lock+0x36/0x1c0
[  354.801339]  ? dump_blkd_tasks.isra.48+0xe0/0xe0
[  354.806432]  ? ____cache_alloc_node+0x1c7/0x1e0
[  354.810468]  ? __switch_to_asm+0x40/0x70
[  354.815918]  ? lock_downgrade+0x900/0x900
[  354.820570]  ? find_held_lock+0x36/0x1c0
[  354.826116]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.829810]  ? zap_class+0x640/0x640
[  354.833787]  cache_grow_begin+0xa5/0x8c0
[  354.838794]  ? prepare_to_swait_event+0x25a/0x800
[  354.842851]  ? do_raw_spin_unlock+0xa7/0x330
[  354.846926]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  354.851671]  fallback_alloc+0x204/0x2e0
[  354.856325]  ? find_held_lock+0x36/0x1c0
[  354.860372]  ____cache_alloc_node+0x1c7/0x1e0
[  354.864510]  ? finish_swait+0x25d/0x430
[  354.868549]  kmem_cache_alloc_node+0xe3/0x730
[  354.874078]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  354.877776]  ? ipv6_get_ifaddr+0x42e/0x620
[  354.881818]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  354.886675]  __alloc_skb+0x119/0x770
[  354.891085]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  354.896173]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  354.900131]  ? trace_hardirqs_on+0xbd/0x310
[  354.904176]  ? netdev_alloc_frag+0x1f0/0x1f0
[  354.908660]  ? kasan_check_read+0x11/0x20
[  354.912620]  ? lock_downgrade+0x900/0x900
[  354.917118]  ? trace_hardirqs_off_caller+0x310/0x310
[  354.922211]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.926429]  ? __init_swait_queue_head+0x150/0x150
[  354.931520]  ? refcount_sub_and_test_checked+0x203/0x310
[  354.935232]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  354.939807]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  354.945077]  ? finish_swait+0x25d/0x430
[  354.949383]  ? addrconf_rs_timer+0x690/0x690
[  354.953773]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  354.957912]  ndisc_alloc_skb+0x144/0x340
[  354.962045]  ? swake_up_locked+0x360/0x360
[  354.967144]  ndisc_send_rs+0x331/0x6e0
[  354.972670]  ? trace_hardirqs_off_caller+0x310/0x310
[  354.977590]  addrconf_rs_timer+0x314/0x690
[  354.983025]  ? perf_trace_sched_process_exec+0x860/0x860
[  354.988118]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  354.993559]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.997529]  call_timer_fn+0x272/0x920
[  355.001935]  rcu_gp_kthread+0x341/0xc70
[  355.006527]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  355.010598]  ? rcu_gp_init+0x1260/0x1260
[  355.014812]  ? process_timeout+0x40/0x40
[  355.018687]  ? mark_held_locks+0x130/0x130
[  355.023777]  ? mark_held_locks+0xc7/0x130
[  355.027998]  ? __schedule+0x168a/0x21d0
[  355.033431]  ? _raw_spin_unlock_irq+0x27/0x80
[  355.037650]  ? _raw_spin_unlock_irq+0x27/0x80
[  355.043172]  ? _raw_spin_unlock_irq+0x27/0x80
[  355.047045]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  355.051012]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  355.055236]  ? trace_hardirqs_on+0xbd/0x310
[  355.059281]  ? lockdep_hardirqs_on+0x296/0x5b0
[  355.063337]  ? kasan_check_read+0x11/0x20
[  355.067554]  ? trace_hardirqs_on+0xbd/0x310
[  355.071686]  ? __schedule+0x168a/0x21d0
[  355.075648]  ? kasan_check_read+0x11/0x20
[  355.080132]  ? trace_hardirqs_off_caller+0x310/0x310
[  355.084615]  ? __run_timers+0x7da/0xc70
[  355.089098]  ? lock_pin_lock+0x350/0x350
[  355.093668]  ? trace_hardirqs_off_caller+0x310/0x310
[  355.097918]  ? _raw_spin_unlock_irq+0x60/0x80
[  355.102222]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  355.106803]  ? __schedule+0x168a/0x21d0
[  355.110940]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  355.115261]  ? __switch_to_asm+0x40/0x70
[  355.119222]  __run_timers+0x7e5/0xc70
[  355.123357]  ? __switch_to_asm+0x40/0x70
[  355.128450]  ? timer_fixup_init+0x70/0x70
[  355.132407]  ? show_schedstat+0x731/0xf30
[  355.136452]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  355.141543]  ? __sched_text_start+0x8/0x8
[  355.146020]  ? zap_class+0x640/0x640
[  355.150260]  ? find_held_lock+0x36/0x1c0
[  355.154226]  ? print_usage_bug+0xc0/0xc0
[  355.158450]  ? __kthread_parkme+0xce/0x1a0
[  355.162491]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  355.166276]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  355.170328]  ? find_held_lock+0x36/0x1c0
[  355.174477]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  355.178609]  ? zap_class+0x640/0x640
[  355.184099]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  355.188234]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.191937]  ? trace_hardirqs_on+0xbd/0x310
[  355.195982]  ? check_preemption_disabled+0x48/0x280
[  355.200026]  ? kasan_check_read+0x11/0x20
[  355.204249]  ? __lock_is_held+0xb5/0x140
[  355.209424]  ? __kthread_parkme+0xce/0x1a0
[  355.214510]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.218555]  ? trace_hardirqs_off_caller+0x310/0x310
[  355.223662]  ? check_preemption_disabled+0x48/0x280
[  355.227363]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  355.231928]  run_timer_softirq+0x52/0xb0
[  355.237448]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  355.241754]  ? rcu_read_lock_sched_held+0x14f/0x180
[  355.246770]  ? __kthread_parkme+0xfb/0x1a0
[  355.250905]  __do_softirq+0x308/0xb7e
[  355.254964]  ? rcu_gp_init+0x1260/0x1260
[  355.259181]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  355.264703]  kthread+0x35a/0x440
[  355.269793]  ? lock_downgrade+0x900/0x900
[  355.274794]  ? kthread_stop+0x900/0x900
[  355.279885]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  355.283927]  ret_from_fork+0x3a/0x50
[  355.289454]  ? pvclock_read_flags+0x160/0x160
[  355.294463] NMI backtrace for cpu 0
[  355.298675]  ? lapic_next_event+0x5a/0x90
[  355.343954]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.349500]  ? kvm_clock_read+0x18/0x30
[  355.353474]  ? kvm_sched_clock_read+0x9/0x20
[  355.357886]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  355.363427]  ? check_preemption_disabled+0x48/0x280
[  355.368454]  irq_exit+0x17f/0x1c0
[  355.371913]  smp_apic_timer_interrupt+0x1cb/0x760
[  355.376759]  ? smp_reschedule_interrupt+0x109/0x650
[  355.381783]  ? smp_call_function_single_interrupt+0x650/0x650
[  355.387671]  ? interrupt_entry+0xb5/0xc0
[  355.391740]  ? trace_hardirqs_off_caller+0xbb/0x310
[  355.396755]  ? trace_hardirqs_off_caller+0xbb/0x310
[  355.401773]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  355.406621]  ? trace_hardirqs_on_caller+0x310/0x310
[  355.411637]  ? trace_hardirqs_on_caller+0x310/0x310
[  355.416656]  ? task_prio+0x50/0x50
[  355.420204]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.425745]  ? check_preemption_disabled+0x48/0x280
[  355.430770]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  355.435635]  apic_timer_interrupt+0xf/0x20
[  355.439880]  </IRQ>
[  355.442122] RIP: 0010:dump_stack+0x358/0x39d
[  355.446536] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 41 8b ef f9 48 83 3d 89 76 7e 01 00 0f 84 63 fe ff ff e8 7e 05 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 6b 05 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  355.465446] RSP: 0000:ffff8801d9a5ea58 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  355.473155] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a11c
[  355.480422] RDX: 0000000000000000 RSI: ffffffff87d38532 RDI: 0000000000000293
[  355.487689] RBP: ffff8801d9a5eb00 R08: ffff8801d9a508e0 R09: 0000000000000006
[  355.494960] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bd53
[  355.502228] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  355.509520]  ? dump_stack+0x34f/0x39d
[  355.513339]  ? dump_stack_print_info.cold.1+0x20/0x20
[  355.518539]  ? mark_held_locks+0x130/0x130
[  355.522785]  ? mark_held_locks+0x130/0x130
[  355.527028]  dump_header+0x27b/0xf72
[  355.530764]  ? pagefault_out_of_memory+0x197/0x197
[  355.535706]  ? __lock_acquire+0x62f/0x4c20
[  355.539944]  ? percpu_ref_get_many+0x240/0x240
[  355.544533]  ? print_usage_bug+0xc0/0xc0
[  355.548615]  ? zap_class+0x640/0x640
[  355.552334]  ? print_usage_bug+0xc0/0xc0
[  355.556396]  ? print_usage_bug+0xc0/0xc0
[  355.560465]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.566008]  ? find_held_lock+0x36/0x1c0
[  355.570090]  ? mark_held_locks+0xc7/0x130
[  355.574247]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  355.579350]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  355.584456]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  355.589040]  ? trace_hardirqs_on+0xbd/0x310
[  355.593386]  ? kasan_check_read+0x11/0x20
[  355.597534]  ? ___ratelimit+0x3b4/0x672
[  355.601517]  ? trace_hardirqs_off_caller+0x310/0x310
[  355.606637]  ? trace_hardirqs_on+0x310/0x310
[  355.611066]  ? lock_downgrade+0x900/0x900
[  355.615224]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  355.620330]  ? ___ratelimit+0x3b9/0x672
[  355.624313]  ? idr_get_free+0xf70/0xf70
[  355.628291]  ? find_held_lock+0x36/0x1c0
[  355.632369]  oom_kill_process.cold.27+0x10/0x903
[  355.637131]  ? zap_class+0x640/0x640
[  355.640851]  ? check_preemption_disabled+0x48/0x280
[  355.645923]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  355.650887]  ? kasan_check_read+0x11/0x20
[  355.655038]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  355.660327]  ? oom_evaluate_task+0x540/0x540
[  355.664745]  ? find_held_lock+0x36/0x1c0
[  355.668817]  ? out_of_memory+0x974/0x1430
[  355.672967]  ? lock_downgrade+0x900/0x900
[  355.677151]  ? check_preemption_disabled+0x48/0x280
[  355.682175]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  355.687116]  ? kasan_check_read+0x11/0x20
[  355.691265]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  355.696580]  ? rcu_softirq_qs+0x20/0x20
[  355.700566]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  355.706108]  ? oom_evaluate_task+0x302/0x540
[  355.710542]  out_of_memory+0xa84/0x1430
[  355.714546]  ? oom_killer_disable+0x3a0/0x3a0
[  355.719047]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  355.723998]  ? __ww_mutex_check_waiters+0x160/0x160
[  355.729032]  __alloc_pages_slowpath+0x2354/0x2e10
[  355.733916]  ? warn_alloc+0x120/0x120
[  355.737718]  ? mark_held_locks+0x130/0x130
[  355.741974]  ? warn_alloc+0x120/0x120
[  355.745778]  ? print_usage_bug+0xc0/0xc0
[  355.749853]  ? print_usage_bug+0xc0/0xc0
[  355.753917]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  355.758936]  ? poll_freewait+0x1d6/0x260
[  355.763005]  ? print_usage_bug+0xc0/0xc0
[  355.767080]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  355.772622]  ? should_fail+0x22d/0xd01
[  355.776530]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  355.781643]  ? zap_class+0x640/0x640
[  355.785378]  ? find_held_lock+0x36/0x1c0
[  355.789473]  ? lock_release+0xa00/0xa00
[  355.793452]  ? perf_trace_sched_process_exec+0x860/0x860
[  355.798904]  ? check_preemption_disabled+0x48/0x280
[  355.803931]  ? __might_sleep+0x95/0x190
[  355.807925]  __alloc_pages_nodemask+0xa80/0xde0
[  355.812602]  ? zap_class+0x640/0x640
[  355.816321]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  355.821351]  ? find_held_lock+0x36/0x1c0
[  355.825421]  ? cache_grow_begin+0x65/0x8c0
[  355.829660]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  355.834248]  ? trace_hardirqs_on+0xbd/0x310
[  355.838611]  ? fallback_alloc+0x204/0x2e0
[  355.842785]  ? trace_hardirqs_off_caller+0x310/0x310
[  355.847908]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  355.853456]  cache_grow_begin+0xa5/0x8c0
[  355.857520]  ? do_raw_spin_unlock+0xa7/0x330
[  355.861936]  fallback_alloc+0x204/0x2e0
[  355.865919]  ____cache_alloc_node+0x1c7/0x1e0
[  355.870425]  kmem_cache_alloc+0x1f8/0x730
[  355.874581]  ? lock_release+0xa00/0xa00
[  355.878569]  getname_flags+0xd0/0x590
[  355.882378]  user_path_at_empty+0x2d/0x50
[  355.886530]  vfs_statx+0x129/0x210
[  355.890084]  ? vfs_statx_fd+0xc0/0xc0
[  355.893892]  ? warn_bad_vsyscall+0xb0/0xb0
[  355.898135]  ? trace_hardirqs_on+0xbd/0x310
[  355.902463]  __do_sys_newstat+0x8f/0x110
[  355.906539]  ? cp_new_stat+0xa50/0xa50
[  355.910436]  ? do_syscall_64+0x9a/0x820
[  355.914413]  ? do_syscall_64+0x9a/0x820
[  355.918395]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  355.922982]  ? trace_hardirqs_on+0xbd/0x310
[  355.927310]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  355.932679]  ? trace_hardirqs_off_caller+0x310/0x310
[  355.937794]  __x64_sys_newstat+0x54/0x80
[  355.941877]  do_syscall_64+0x1b9/0x820
[  355.945781]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  355.951151]  ? syscall_return_slowpath+0x5e0/0x5e0
[  355.956088]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  355.960933]  ? trace_hardirqs_on_caller+0x310/0x310
[  355.965959]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  355.970978]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.976542]  ? prepare_exit_to_usermode+0x291/0x3b0
[  355.981587]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  355.986466]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  355.991655] RIP: 0033:0x7fdc1bf50c65
[  355.995397] Code: Bad RIP value.
[  355.998757] RSP: 002b:00007ffe73beb4a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000004
[  356.006482] RAX: ffffffffffffffda RBX: 00007ffe73beb6e0 RCX: 00007fdc1bf50c65
[  356.013749] RDX: 00007ffe73beb6e0 RSI: 00007ffe73beb6e0 RDI: 0000000000407545
[  356.021014] RBP: 0000000000000000 R08: 000000000157d240 R09: 0000000000000001
[  356.028278] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  356.035557] R13: 00007ffe73bebbe0 R14: 0000000000000000 R15: 0000000000000000
[  356.042854] warn_alloc_show_mem: 1 callbacks suppressed
[  356.042867] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  356.042868] Mem-Info:
[  356.042899] active_anon:57567 inactive_anon:185 isolated_anon:0
[  356.042899]  active_file:18 inactive_file:10 isolated_file:0
[  356.042899]  unevictable:0 dirty:0 writeback:0 unstable:0
[  356.042899]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  356.042899]  mapped:40979 shmem:4339 pagetables:609 bounce:0
[  356.042899]  free:13715 free_pcp:289 free_cma:0
[  356.048249] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  356.055616] Node 0 active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  356.058040] Call Trace:
[  356.091046] 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
[  356.100402]  <IRQ>
[  356.128069] lowmem_reserve[]: 0 2818 6321 6321
[  356.130655]  dump_stack+0x244/0x39d
[  356.156738] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  356.158905]  ? dump_stack_print_info.cold.1+0x20/0x20
[  356.163461] lowmem_reserve[]: 0 0 3503 3503
[  356.167097]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.194391] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2436kB bounce:0kB free_pcp:1156kB local_pcp:992kB free_cma:0kB
[  356.199577]  ? do_raw_spin_lock+0x14f/0x350
[  356.199598]  nmi_cpu_backtrace.cold.2+0x5c/0xa1
[  356.203903] lowmem_reserve[]: 0 0 0 0
[  356.209445]  ? lapic_can_unplug_cpu.cold.27+0x3f/0x3f
[  356.238415] 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
[  356.242730]  nmi_trigger_cpumask_backtrace+0x1e8/0x22a
[  356.247402] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  356.251198]  arch_trigger_cpumask_backtrace+0x14/0x20
[  356.256379] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 87*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13864kB
[  356.269913]  rcu_dump_cpu_stacks+0x16f/0x1bc
[  356.275188] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  356.290525]  print_cpu_stall.cold.67+0x1f3/0x3c7
[  356.295693] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  356.310502]  ? print_other_cpu_stall+0x160/0x160
[  356.314888] 4367 total pagecache pages
[  356.323720]  ? print_usage_bug+0xc0/0xc0
[  356.328457] 0 pages in swap cache
[  356.337023]  ? kasan_check_read+0x11/0x20
[  356.341759] Swap cache stats: add 0, delete 0, find 0/0
[  356.345643]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.349678] Free swap  = 0kB
[  356.353129]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.357257] Total swap = 0kB
[  356.362613]  ? do_trace_rcu_torture_read+0x10/0x10
[  356.368125] 1965979 pages RAM
[  356.371145]  ? rcu_preempt_need_deferred_qs+0x74/0x1f0
[  356.376647] 0 pages HighMem/MovableOnly
[  356.376670] 342853 pages reserved
[  356.379696]  ? __lock_is_held+0xb5/0x140
[  356.384616] 0 pages cma reserved
[  356.387720]  ? __rcu_read_lock+0x50/0x50
[  356.393026] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  356.396931]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.396948]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.400538] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  356.404443]  ? check_preemption_disabled+0x48/0x280
[  356.407785] init cpuset=/ mems_allowed=0
[  356.411842]  rcu_check_callbacks+0xf3b/0x13f0
[  356.452971]  ? rcutree_dead_cpu+0x10/0x10
[  356.457132]  ? lock_downgrade+0x900/0x900
[  356.461286]  ? lock_release+0x940/0xa00
[  356.465272]  ? zap_class+0x640/0x640
[  356.468997]  ? mark_held_locks+0x130/0x130
[  356.473274]  ? zap_class+0x640/0x640
[  356.476997]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.482551]  ? pvclock_gtod_notify+0x2e3/0x3e0
[  356.487139]  ? kvm_set_tsc_khz+0x540/0x540
[  356.491482]  ? warn_alloc.cold.116+0xd1/0x1bd
[  356.496002]  ? find_held_lock+0x36/0x1c0
[  356.500083]  ? zap_class+0x640/0x640
[  356.503842]  ? timekeeping_advance+0x3cc/0xc00
[  356.508428]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.513981]  ? check_preemption_disabled+0x48/0x280
[  356.519004]  ? trace_hardirqs_off+0xb8/0x310
[  356.523431]  ? __lock_is_held+0xb5/0x140
[  356.527501]  ? trace_hardirqs_on+0x310/0x310
[  356.531912]  ? check_preemption_disabled+0x48/0x280
[  356.536943]  ? raise_softirq+0x199/0x420
[  356.541006]  ? raise_softirq_irqoff+0x2e0/0x2e0
[  356.545683]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.551236]  ? check_preemption_disabled+0x48/0x280
[  356.556264]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  356.561801]  ? hrtimer_run_queues+0x9a/0x400
[  356.566219]  ? run_local_timers+0x19b/0x230
[  356.570546]  ? timer_clear_idle+0x90/0x90
[  356.574695]  ? debug_smp_processor_id+0x1c/0x20
[  356.579368]  ? irqtime_account_process_tick.isra.6+0x114/0x490
[  356.585347]  ? account_process_tick+0x282/0x350
[  356.590071]  update_process_times+0x2d/0x70
[  356.594398]  tick_sched_handle+0x9f/0x180
[  356.598589]  tick_sched_timer+0x45/0x130
[  356.602651]  __hrtimer_run_queues+0x41c/0x10d0
[  356.607238]  ? tick_sched_do_timer+0x1a0/0x1a0
[  356.611856]  ? hrtimer_start_range_ns+0xe00/0xe00
[  356.616756]  ? pvclock_read_flags+0x160/0x160
[  356.621260]  ? trace_hardirqs_on+0x310/0x310
[  356.625669]  ? zap_class+0x640/0x640
[  356.629391]  ? kvm_clock_read+0x18/0x30
[  356.633371]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  356.638391]  ? ktime_get_update_offsets_now+0x3b3/0x540
[  356.643777]  ? do_timer+0x50/0x50
[  356.647253]  ? rwlock_bug.part.2+0x90/0x90
[  356.651511]  ? trace_hardirqs_on+0x310/0x310
[  356.655948]  ? rcu_softirq_qs+0x20/0x20
[  356.659962]  hrtimer_interrupt+0x313/0x780
[  356.664217]  smp_apic_timer_interrupt+0x1a1/0x760
[  356.669101]  ? smp_call_function_single_interrupt+0x650/0x650
[  356.674986]  ? interrupt_entry+0xb5/0xc0
[  356.679077]  ? trace_hardirqs_off_caller+0xbb/0x310
[  356.684100]  ? ____cache_alloc_node+0x1c7/0x1e0
[  356.688781]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  356.693652]  ? trace_hardirqs_on_caller+0x310/0x310
[  356.698700]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  356.703555]  apic_timer_interrupt+0xf/0x20
[  356.707792] RIP: 0010:kmem_cache_alloc_node+0x247/0x730
[  356.713167] Code: 3f 7e 0f 85 32 ff ff ff e8 15 e5 3d ff e9 28 ff ff ff e8 7c 1a c3 ff 48 83 3d 94 63 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 62 bd
[  356.732076] RSP: 0000:ffff8801dae07450 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  356.739803] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff10031e16d81
[  356.747082] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000286
[  356.754349] RBP: ffff8801dae074c0 R08: ffff88018f0b6c08 R09: 0000000000000002
[  356.761631] R10: 0000000000000000 R11: ffff88018f0b6340 R12: ffff8801d9be5780
[  356.768936] R13: ffff8801d9be5780 R14: 0000000000000000 R15: 0000000000000286
[  356.776212]  ? apic_timer_interrupt+0xa/0x20
[  356.780645]  ? ipv6_get_ifaddr+0x42e/0x620
[  356.784892]  __alloc_skb+0x119/0x770
[  356.788605]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  356.793889]  ? netdev_alloc_frag+0x1f0/0x1f0
[  356.798298]  ? lock_downgrade+0x900/0x900
[  356.802454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.807994]  ? refcount_sub_and_test_checked+0x203/0x310
[  356.813457]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  356.818915]  ? addrconf_rs_timer+0x690/0x690
[  356.823339]  ndisc_alloc_skb+0x144/0x340
[  356.827427]  ndisc_send_rs+0x331/0x6e0
[  356.831324]  addrconf_rs_timer+0x314/0x690
[  356.835571]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.839838]  call_timer_fn+0x272/0x920
[  356.843756]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.847994]  ? process_timeout+0x40/0x40
[  356.852077]  ? __run_timers+0x7da/0xc70
[  356.856071]  ? _raw_spin_unlock_irq+0x27/0x80
[  356.860566]  ? _raw_spin_unlock_irq+0x27/0x80
[  356.865078]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.869317]  ? lockdep_hardirqs_on+0x296/0x5b0
[  356.873902]  ? trace_hardirqs_on+0xbd/0x310
[  356.878229]  ? kasan_check_read+0x11/0x20
[  356.882375]  ? __run_timers+0x7da/0xc70
[  356.886352]  ? trace_hardirqs_off_caller+0x310/0x310
[  356.891462]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.895713]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.899946]  __run_timers+0x7e5/0xc70
[  356.903778]  ? timer_fixup_init+0x70/0x70
[  356.907944]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  356.912962]  ? zap_class+0x640/0x640
[  356.916680]  ? enqueue_hrtimer+0x1a5/0x560
[  356.921005]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  356.926205]  ? find_held_lock+0x36/0x1c0
[  356.930273]  ? zap_class+0x640/0x640
[  356.933993]  ? pvclock_read_flags+0x160/0x160
[  356.938492]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.944036]  ? check_preemption_disabled+0x48/0x280
[  356.949092]  ? __lock_is_held+0xb5/0x140
[  356.953174]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.958718]  ? check_preemption_disabled+0x48/0x280
[  356.963740]  run_timer_softirq+0x52/0xb0
[  356.967805]  ? rcu_read_lock_sched_held+0x14f/0x180
[  356.972823]  __do_softirq+0x308/0xb7e
[  356.976630]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  356.981126]  ? lock_downgrade+0x900/0x900
[  356.985284]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  356.990396]  ? pvclock_read_flags+0x160/0x160
[  356.994909]  ? lapic_next_event+0x5a/0x90
[  356.999078]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.005417]  ? kvm_clock_read+0x18/0x30
[  357.009399]  ? kvm_sched_clock_read+0x9/0x20
[  357.013830]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.019820]  ? check_preemption_disabled+0x48/0x280
[  357.024848]  irq_exit+0x17f/0x1c0
[  357.028305]  smp_apic_timer_interrupt+0x1cb/0x760
[  357.033162]  ? smp_reschedule_interrupt+0x109/0x650
[  357.038227]  ? smp_call_function_single_interrupt+0x650/0x650
[  357.044159]  ? interrupt_entry+0xb5/0xc0
[  357.048226]  ? trace_hardirqs_off_caller+0xbb/0x310
[  357.053275]  ? trace_hardirqs_off_caller+0xbb/0x310
[  357.058299]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  357.063142]  ? trace_hardirqs_on_caller+0x310/0x310
[  357.068175]  ? trace_hardirqs_on_caller+0x310/0x310
[  357.073194]  ? task_prio+0x50/0x50
[  357.076741]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.082304]  ? check_preemption_disabled+0x48/0x280
[  357.087330]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  357.092182]  apic_timer_interrupt+0xf/0x20
[  357.096416]  </IRQ>
[  357.098664] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  357.104546] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  357.123445] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  357.131165] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  357.138449] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  357.145763] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  357.153040] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  357.160337] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  357.167651]  ? save_stack+0xa9/0xd0
[  357.171289]  __kmalloc_node_track_caller+0x3c/0x70
[  357.176235]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  357.180996]  pskb_expand_head+0x230/0x10f0
[  357.185232]  ? check_preemption_disabled+0x48/0x280
[  357.190272]  ? memcpy+0x45/0x50
[  357.193572]  ? __copy_skb_header+0x350/0x6b0
[  357.197983]  ? skb_release_data+0x880/0x880
[  357.202313]  ? __alloc_skb+0x770/0x770
[  357.206210]  ? __lock_is_held+0xb5/0x140
[  357.210284]  ? kasan_check_write+0x14/0x20
[  357.214565]  ? __skb_clone+0x6c7/0xa00
[  357.218458]  ? __copy_skb_header+0x6b0/0x6b0
[  357.222874]  ? kmem_cache_alloc+0x33a/0x730
[  357.227206]  skb_ensure_writable+0x3dd/0x640
[  357.231620]  ? skb_checksum_setup+0xaa0/0xaa0
[  357.236117]  ? check_preemption_disabled+0x48/0x280
[  357.241142]  ? __this_cpu_preempt_check+0x1c/0x20
[  357.245994]  ? __bpf_redirect+0x54b/0xb20
[  357.250170]  bpf_clone_redirect+0x14a/0x490
[  357.254521]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  357.259543]  ? __sched_text_start+0x8/0x8
[  357.263694]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  357.268481]  ? find_held_lock+0x36/0x1c0
[  357.272596]  ? lock_acquire+0x1ed/0x520
[  357.276578]  ? bpf_test_run+0x3cb/0x780
[  357.280557]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.286104]  ? check_preemption_disabled+0x48/0x280
[  357.291130]  ? kasan_check_read+0x11/0x20
[  357.295278]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  357.300656]  ? rcu_softirq_qs+0x20/0x20
[  357.304644]  ? preempt_schedule+0x4d/0x60
[  357.308792]  ? ___preempt_schedule+0x16/0x18
[  357.313208]  ? bpf_test_run+0x25d/0x780
[  357.317333]  ? netlink_diag_dump+0x2a0/0x2a0
[  357.321750]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.327291]  ? bpf_test_init.isra.10+0x70/0x100
[  357.331972]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  357.336744]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  357.341603]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  357.347142]  ? fput+0x130/0x1a0
[  357.350435]  ? __bpf_prog_get+0x9b/0x290
[  357.354516]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  357.359415]  ? bpf_prog_test_run+0x130/0x1a0
[  357.363876]  ? __x64_sys_bpf+0x3db/0x520
[  357.367939]  ? bpf_prog_get+0x20/0x20
[  357.371765]  ? do_syscall_64+0x1b9/0x820
[  357.375829]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  357.381200]  ? syscall_return_slowpath+0x5e0/0x5e0
[  357.386154]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  357.391012]  ? trace_hardirqs_on_caller+0x310/0x310
[  357.396040]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  357.401084]  ? prepare_exit_to_usermode+0x291/0x3b0
[  357.406116]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  357.410969]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  357.416370] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #149
[  357.416735] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  357.422606] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  357.422611] Call Trace:
[  357.422617]  <IRQ>
[  357.422635]  dump_stack+0x244/0x39d
[  357.422654]  ? dump_stack_print_info.cold.1+0x20/0x20
[  357.429331] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  357.438511]  warn_alloc.cold.116+0xb7/0x1bd
[  357.441075] syz-executor2 cpuset=syz2 mems_allowed=0
[  357.443219]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  357.476755]  ? lock_downgrade+0x900/0x900
[  357.480915]  ? trace_hardirqs_off+0xb8/0x310
[  357.485363]  ? trace_hardirqs_off+0xb8/0x310
[  357.489780]  __alloc_pages_slowpath+0x26e8/0x2e10
[  357.494702]  ? warn_alloc+0x120/0x120
[  357.498507]  ? print_usage_bug+0xc0/0xc0
[  357.502580]  ? warn_alloc+0x120/0x120
[  357.506396]  ? warn_alloc+0x120/0x120
[  357.510230]  ? print_usage_bug+0xc0/0xc0
[  357.514290]  ? kvm_clock_read+0x18/0x30
[  357.518265]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  357.523332]  ? print_usage_bug+0xc0/0xc0
[  357.527415]  ? __lock_acquire+0x62f/0x4c20
[  357.531686]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.537227]  ? should_fail+0x22d/0xd01
[  357.541116]  ? __lock_acquire+0x62f/0x4c20
[  357.545354]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  357.550458]  ? __lock_acquire+0x62f/0x4c20
[  357.554703]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  357.559827]  ? __lock_acquire+0x62f/0x4c20
[  357.564066]  ? should_fail+0x22d/0xd01
[  357.567965]  ? mark_held_locks+0x130/0x130
[  357.572231]  ? mark_held_locks+0x130/0x130
[  357.576477]  ? zap_class+0x640/0x640
[  357.580192]  ? print_usage_bug+0xc0/0xc0
[  357.584259]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.589803]  ? check_preemption_disabled+0x48/0x280
[  357.594837]  ? __lock_is_held+0xb5/0x140
[  357.598909]  __alloc_pages_nodemask+0xa80/0xde0
[  357.603596]  ? zap_class+0x640/0x640
[  357.607331]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  357.612362]  ? find_held_lock+0x36/0x1c0
[  357.616436]  ? ____cache_alloc_node+0x1c7/0x1e0
[  357.621115]  ? lock_downgrade+0x900/0x900
[  357.625273]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.630816]  cache_grow_begin+0xa5/0x8c0
[  357.634880]  ? do_raw_spin_unlock+0xa7/0x330
[  357.639309]  fallback_alloc+0x204/0x2e0
[  357.643295]  ____cache_alloc_node+0x1c7/0x1e0
[  357.647798]  kmem_cache_alloc_node+0xe3/0x730
[  357.652296]  ? ipv6_get_ifaddr+0x42e/0x620
[  357.656542]  __alloc_skb+0x119/0x770
[  357.660261]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  357.665546]  ? netdev_alloc_frag+0x1f0/0x1f0
[  357.669978]  ? lock_downgrade+0x900/0x900
[  357.674149]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.679690]  ? refcount_sub_and_test_checked+0x203/0x310
[  357.685147]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  357.690601]  ? addrconf_rs_timer+0x690/0x690
[  357.695043]  ndisc_alloc_skb+0x144/0x340
[  357.699126]  ndisc_send_rs+0x331/0x6e0
[  357.703024]  addrconf_rs_timer+0x314/0x690
[  357.707273]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  357.711519]  call_timer_fn+0x272/0x920
[  357.715411]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  357.719660]  ? process_timeout+0x40/0x40
[  357.723754]  ? mark_held_locks+0xc7/0x130
[  357.727907]  ? _raw_spin_unlock_irq+0x27/0x80
[  357.732401]  ? _raw_spin_unlock_irq+0x27/0x80
[  357.736900]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  357.741149]  ? lockdep_hardirqs_on+0x296/0x5b0
[  357.745740]  ? trace_hardirqs_on+0xbd/0x310
[  357.750070]  ? kasan_check_read+0x11/0x20
[  357.754220]  ? __run_timers+0x7da/0xc70
[  357.758209]  ? trace_hardirqs_off_caller+0x310/0x310
[  357.763328]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  357.767586]  __run_timers+0x7e5/0xc70
[  357.771403]  ? timer_fixup_init+0x70/0x70
[  357.775560]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  357.780590]  ? zap_class+0x640/0x640
[  357.784313]  ? print_usage_bug+0xc0/0xc0
[  357.788391]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  357.793607]  ? find_held_lock+0x36/0x1c0
[  357.797675]  ? zap_class+0x640/0x640
[  357.801418]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.806958]  ? check_preemption_disabled+0x48/0x280
[  357.812027]  ? __lock_is_held+0xb5/0x140
[  357.816105]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.821653]  ? check_preemption_disabled+0x48/0x280
[  357.826675]  run_timer_softirq+0x52/0xb0
[  357.830739]  ? rcu_read_lock_sched_held+0x14f/0x180
[  357.835825]  __do_softirq+0x308/0xb7e
[  357.839631]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  357.844151]  ? lock_downgrade+0x900/0x900
[  357.848311]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  357.853435]  ? pvclock_read_flags+0x160/0x160
[  357.857974]  ? lapic_next_event+0x5a/0x90
[  357.862136]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.867725]  ? kvm_clock_read+0x18/0x30
[  357.871742]  ? kvm_sched_clock_read+0x9/0x20
[  357.876168]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.881734]  ? check_preemption_disabled+0x48/0x280
[  357.886777]  irq_exit+0x17f/0x1c0
[  357.890233]  smp_apic_timer_interrupt+0x1cb/0x760
[  357.895085]  ? smp_reschedule_interrupt+0x109/0x650
[  357.900104]  ? smp_call_function_single_interrupt+0x650/0x650
[  357.905988]  ? interrupt_entry+0xb5/0xc0
[  357.910078]  ? trace_hardirqs_off_caller+0xbb/0x310
[  357.915118]  ? trace_hardirqs_off_caller+0xbb/0x310
[  357.920144]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  357.924990]  ? trace_hardirqs_on_caller+0x310/0x310
[  357.930028]  ? trace_hardirqs_on_caller+0x310/0x310
[  357.935085]  ? task_prio+0x50/0x50
[  357.938677]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.944216]  ? check_preemption_disabled+0x48/0x280
[  357.949241]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  357.954100]  apic_timer_interrupt+0xf/0x20
[  357.958328]  </IRQ>
[  357.960574] RIP: 0010:dump_stack+0x358/0x39d
[  357.964985] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 41 8b ef f9 48 83 3d 89 76 7e 01 00 0f 84 63 fe ff ff e8 7e 05 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 6b 05 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  357.983896] RSP: 0000:ffff8801d9a5ea58 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  357.991608] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a11c
[  357.998875] RDX: 0000000000000000 RSI: ffffffff87d38532 RDI: 0000000000000293
[  358.006147] RBP: ffff8801d9a5eb00 R08: ffff8801d9a508e0 R09: 0000000000000006
[  358.013416] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bd53
[  358.020689] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  358.027987]  ? dump_stack+0x34f/0x39d
[  358.031823]  ? dump_stack_print_info.cold.1+0x20/0x20
[  358.037023]  ? mark_held_locks+0x130/0x130
[  358.041281]  ? mark_held_locks+0x130/0x130
[  358.045524]  dump_header+0x27b/0xf72
[  358.049255]  ? pagefault_out_of_memory+0x197/0x197
[  358.054200]  ? __lock_acquire+0x62f/0x4c20
[  358.058436]  ? percpu_ref_get_many+0x240/0x240
[  358.063028]  ? print_usage_bug+0xc0/0xc0
[  358.067115]  ? zap_class+0x640/0x640
[  358.070833]  ? print_usage_bug+0xc0/0xc0
[  358.074900]  ? print_usage_bug+0xc0/0xc0
[  358.078979]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.084524]  ? find_held_lock+0x36/0x1c0
[  358.088599]  ? mark_held_locks+0xc7/0x130
[  358.092750]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  358.097851]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  358.102965]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  358.107550]  ? trace_hardirqs_on+0xbd/0x310
[  358.111878]  ? kasan_check_read+0x11/0x20
[  358.116025]  ? ___ratelimit+0x3b4/0x672
[  358.120015]  ? trace_hardirqs_off_caller+0x310/0x310
[  358.125128]  ? trace_hardirqs_on+0x310/0x310
[  358.129544]  ? lock_downgrade+0x900/0x900
[  358.133713]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  358.138821]  ? ___ratelimit+0x3b9/0x672
[  358.142801]  ? idr_get_free+0xf70/0xf70
[  358.146775]  ? find_held_lock+0x36/0x1c0
[  358.150852]  oom_kill_process.cold.27+0x10/0x903
[  358.155625]  ? zap_class+0x640/0x640
[  358.159346]  ? check_preemption_disabled+0x48/0x280
[  358.164367]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  358.169301]  ? kasan_check_read+0x11/0x20
[  358.173449]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  358.178735]  ? oom_evaluate_task+0x540/0x540
[  358.183151]  ? find_held_lock+0x36/0x1c0
[  358.187446]  ? out_of_memory+0x974/0x1430
[  358.191597]  ? lock_downgrade+0x900/0x900
[  358.195750]  ? check_preemption_disabled+0x48/0x280
[  358.200770]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  358.205703]  ? kasan_check_read+0x11/0x20
[  358.209854]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  358.215134]  ? rcu_softirq_qs+0x20/0x20
[  358.219134]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  358.224682]  ? oom_evaluate_task+0x302/0x540
[  358.229098]  out_of_memory+0xa84/0x1430
[  358.233091]  ? oom_killer_disable+0x3a0/0x3a0
[  358.237621]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  358.242557]  ? __ww_mutex_check_waiters+0x160/0x160
[  358.247624]  __alloc_pages_slowpath+0x2354/0x2e10
[  358.252501]  ? warn_alloc+0x120/0x120
[  358.256304]  ? mark_held_locks+0x130/0x130
[  358.260553]  ? warn_alloc+0x120/0x120
[  358.264374]  ? print_usage_bug+0xc0/0xc0
[  358.268440]  ? print_usage_bug+0xc0/0xc0
[  358.272501]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  358.277520]  ? poll_freewait+0x1d6/0x260
[  358.281619]  ? print_usage_bug+0xc0/0xc0
[  358.285683]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  358.291226]  ? should_fail+0x22d/0xd01
[  358.295123]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  358.300228]  ? zap_class+0x640/0x640
[  358.303967]  ? find_held_lock+0x36/0x1c0
[  358.308062]  ? lock_release+0xa00/0xa00
[  358.312135]  ? perf_trace_sched_process_exec+0x860/0x860
[  358.317594]  ? check_preemption_disabled+0x48/0x280
[  358.322626]  ? __might_sleep+0x95/0x190
[  358.326621]  __alloc_pages_nodemask+0xa80/0xde0
[  358.331305]  ? zap_class+0x640/0x640
[  358.335029]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  358.340083]  ? find_held_lock+0x36/0x1c0
[  358.344154]  ? cache_grow_begin+0x65/0x8c0
[  358.348393]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  358.352978]  ? trace_hardirqs_on+0xbd/0x310
[  358.357302]  ? fallback_alloc+0x204/0x2e0
[  358.361465]  ? trace_hardirqs_off_caller+0x310/0x310
[  358.366604]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  358.372150]  cache_grow_begin+0xa5/0x8c0
[  358.376215]  ? do_raw_spin_unlock+0xa7/0x330
[  358.380636]  fallback_alloc+0x204/0x2e0
[  358.384645]  ____cache_alloc_node+0x1c7/0x1e0
[  358.389168]  kmem_cache_alloc+0x1f8/0x730
[  358.393318]  ? lock_release+0xa00/0xa00
[  358.397316]  getname_flags+0xd0/0x590
[  358.401128]  user_path_at_empty+0x2d/0x50
[  358.405283]  vfs_statx+0x129/0x210
[  358.408826]  ? vfs_statx_fd+0xc0/0xc0
[  358.412630]  ? warn_bad_vsyscall+0xb0/0xb0
[  358.416883]  ? trace_hardirqs_on+0xbd/0x310
[  358.421210]  __do_sys_newstat+0x8f/0x110
[  358.425271]  ? cp_new_stat+0xa50/0xa50
[  358.429165]  ? do_syscall_64+0x9a/0x820
[  358.433141]  ? do_syscall_64+0x9a/0x820
[  358.437119]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  358.441704]  ? trace_hardirqs_on+0xbd/0x310
[  358.446028]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  358.451402]  ? trace_hardirqs_off_caller+0x310/0x310
[  358.456518]  __x64_sys_newstat+0x54/0x80
[  358.460590]  do_syscall_64+0x1b9/0x820
[  358.464494]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  358.469868]  ? syscall_return_slowpath+0x5e0/0x5e0
[  358.474802]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  358.479662]  ? trace_hardirqs_on_caller+0x310/0x310
[  358.484679]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  358.489701]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.495241]  ? prepare_exit_to_usermode+0x291/0x3b0
[  358.500269]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  358.505144]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  358.510360] RIP: 0033:0x7fdc1bf50c65
[  358.514104] Code: Bad RIP value.
[  358.517469] RSP: 002b:00007ffe73beb4a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000004
[  358.525176] RAX: ffffffffffffffda RBX: 00007ffe73beb6e0 RCX: 00007fdc1bf50c65
[  358.532447] RDX: 00007ffe73beb6e0 RSI: 00007ffe73beb6e0 RDI: 0000000000407545
[  358.539713] RBP: 0000000000000000 R08: 000000000157d240 R09: 0000000000000001
[  358.546980] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  358.554250] R13: 00007ffe73bebbe0 R14: 0000000000000000 R15: 0000000000000000
[  358.561553] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  358.561555] Mem-Info:
[  358.561607] active_anon:57567 inactive_anon:185 isolated_anon:0
[  358.561607]  active_file:18 inactive_file:10 isolated_file:0
[  358.561607]  unevictable:0 dirty:0 writeback:0 unstable:0
[  358.561607]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  358.561607]  mapped:40979 shmem:4339 pagetables:609 bounce:0
[  358.561607]  free:13715 free_pcp:289 free_cma:0
[  358.568942] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  358.571387] Node 0 active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  358.604414] Call Trace:
[  358.613760] 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
[  358.641420]  <IRQ>
[  358.643993] lowmem_reserve[]: 0 2818 6321 6321
[  358.670136]  dump_stack+0x244/0x39d
[  358.672261] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  358.676854]  ? dump_stack_print_info.cold.1+0x20/0x20
[  358.680456] lowmem_reserve[]: 0 0 3503 3503
[  358.707616]  warn_alloc.cold.116+0xb7/0x1bd
[  358.712774] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2436kB bounce:0kB free_pcp:1156kB local_pcp:992kB free_cma:0kB
[  358.717100]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  358.721399] lowmem_reserve[]: 0 0 0 0
[  358.750373]  ? lock_downgrade+0x900/0x900
[  358.755192] 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
[  358.758991]  ? trace_hardirqs_off+0xb8/0x310
[  358.763112] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  358.776643]  ? trace_hardirqs_off+0xb8/0x310
[  358.781027] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 87*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13864kB
[  358.796378]  __alloc_pages_slowpath+0x26e8/0x2e10
[  358.800769] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  358.815609]  ? warn_alloc+0x120/0x120
[  358.820413] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  358.829248]  ? warn_alloc+0x120/0x120
[  358.833019] 4367 total pagecache pages
[  358.841584]  ? warn_alloc+0x120/0x120
[  358.845373] 0 pages in swap cache
[  358.849253]  ? print_usage_bug+0xc0/0xc0
[  358.853037] Swap cache stats: add 0, delete 0, find 0/0
[  358.856507]  ? pvclock_read_flags+0x160/0x160
[  358.860559] Free swap  = 0kB
[  358.865919]  ? print_usage_bug+0xc0/0xc0
[  358.870407] Total swap = 0kB
[  358.873420]  ? __lock_acquire+0x62f/0x4c20
[  358.877458] 1965979 pages RAM
[  358.880469]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  358.884679] 0 pages HighMem/MovableOnly
[  358.887799]  ? should_fail+0x22d/0xd01
[  358.893311] 342853 pages reserved
[  358.897292]  ? __lock_acquire+0x62f/0x4c20
[  358.901157] 0 pages cma reserved
[  358.904617]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  358.908905] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  358.912186]  ? __lock_acquire+0x62f/0x4c20
[  358.912206]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  358.912223]  ? __lock_acquire+0x62f/0x4c20
[  358.917379] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  358.923799]  ? should_fail+0x22d/0xd01
[  358.928014] init cpuset=/ mems_allowed=0
[  358.933117]  ? mark_held_locks+0x130/0x130
[  358.959206]  ? mark_held_locks+0x130/0x130
[  358.963440]  ? kvm_sched_clock_read+0x9/0x20
[  358.967854]  ? zap_class+0x640/0x640
[  358.971568]  ? print_usage_bug+0xc0/0xc0
[  358.975648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.981188]  ? check_preemption_disabled+0x48/0x280
[  358.986215]  ? __lock_is_held+0xb5/0x140
[  358.990284]  __alloc_pages_nodemask+0xa80/0xde0
[  358.994964]  ? zap_class+0x640/0x640
[  358.998687]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  359.003730]  ? find_held_lock+0x36/0x1c0
[  359.007807]  ? ____cache_alloc_node+0x1c7/0x1e0
[  359.012479]  ? lock_downgrade+0x900/0x900
[  359.016635]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.022182]  cache_grow_begin+0xa5/0x8c0
[  359.026249]  ? do_raw_spin_unlock+0xa7/0x330
[  359.030667]  fallback_alloc+0x204/0x2e0
[  359.034648]  ____cache_alloc_node+0x1c7/0x1e0
[  359.039151]  kmem_cache_alloc_node+0xe3/0x730
[  359.043650]  ? ipv6_get_ifaddr+0x42e/0x620
[  359.047902]  __alloc_skb+0x119/0x770
[  359.051615]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  359.056897]  ? netdev_alloc_frag+0x1f0/0x1f0
[  359.061305]  ? lock_downgrade+0x900/0x900
[  359.065465]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.071032]  ? refcount_sub_and_test_checked+0x203/0x310
[  359.076515]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  359.081970]  ? addrconf_rs_timer+0x690/0x690
[  359.086405]  ndisc_alloc_skb+0x144/0x340
[  359.090472]  ndisc_send_rs+0x331/0x6e0
[  359.094383]  addrconf_rs_timer+0x314/0x690
[  359.098625]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.102896]  call_timer_fn+0x272/0x920
[  359.106783]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.111017]  ? process_timeout+0x40/0x40
[  359.115109]  ? __run_timers+0x7da/0xc70
[  359.119096]  ? _raw_spin_unlock_irq+0x27/0x80
[  359.123604]  ? _raw_spin_unlock_irq+0x27/0x80
[  359.128104]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.132343]  ? lockdep_hardirqs_on+0x296/0x5b0
[  359.136938]  ? trace_hardirqs_on+0xbd/0x310
[  359.141264]  ? kasan_check_read+0x11/0x20
[  359.145411]  ? __run_timers+0x7da/0xc70
[  359.149384]  ? trace_hardirqs_off_caller+0x310/0x310
[  359.154493]  ? prandom_seed_full_state+0x3b0/0x3b0
[  359.159430]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.163669]  __run_timers+0x7e5/0xc70
[  359.167499]  ? timer_fixup_init+0x70/0x70
[  359.171661]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  359.176677]  ? zap_class+0x640/0x640
[  359.180396]  ? enqueue_hrtimer+0x1a5/0x560
[  359.185086]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  359.190288]  ? find_held_lock+0x36/0x1c0
[  359.194353]  ? zap_class+0x640/0x640
[  359.198085]  ? pvclock_read_flags+0x160/0x160
[  359.202599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.208156]  ? check_preemption_disabled+0x48/0x280
[  359.213201]  ? __lock_is_held+0xb5/0x140
[  359.217266]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.222804]  ? check_preemption_disabled+0x48/0x280
[  359.227825]  run_timer_softirq+0x52/0xb0
[  359.231889]  ? rcu_read_lock_sched_held+0x14f/0x180
[  359.236917]  __do_softirq+0x308/0xb7e
[  359.240722]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  359.245221]  ? lock_downgrade+0x900/0x900
[  359.249376]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  359.254486]  ? pvclock_read_flags+0x160/0x160
[  359.259022]  ? lapic_next_event+0x5a/0x90
[  359.263193]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.268756]  ? kvm_clock_read+0x18/0x30
[  359.272729]  ? kvm_sched_clock_read+0x9/0x20
[  359.277141]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.282680]  ? check_preemption_disabled+0x48/0x280
[  359.287736]  irq_exit+0x17f/0x1c0
[  359.291194]  smp_apic_timer_interrupt+0x1cb/0x760
[  359.296034]  ? smp_reschedule_interrupt+0x109/0x650
[  359.301090]  ? smp_call_function_single_interrupt+0x650/0x650
[  359.306982]  ? interrupt_entry+0xb5/0xc0
[  359.311047]  ? trace_hardirqs_off_caller+0xbb/0x310
[  359.316213]  ? trace_hardirqs_off_caller+0xbb/0x310
[  359.321229]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  359.326088]  ? trace_hardirqs_on_caller+0x310/0x310
[  359.331104]  ? trace_hardirqs_on_caller+0x310/0x310
[  359.336124]  ? task_prio+0x50/0x50
[  359.339677]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.345214]  ? check_preemption_disabled+0x48/0x280
[  359.350272]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  359.355169]  apic_timer_interrupt+0xf/0x20
[  359.359397]  </IRQ>
[  359.361637] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  359.367524] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  359.386423] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  359.394134] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  359.401405] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  359.408692] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  359.415997] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  359.423272] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  359.430574]  ? save_stack+0xa9/0xd0
[  359.434220]  __kmalloc_node_track_caller+0x3c/0x70
[  359.439155]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  359.443919]  pskb_expand_head+0x230/0x10f0
[  359.448178]  ? check_preemption_disabled+0x48/0x280
[  359.453203]  ? memcpy+0x45/0x50
[  359.456487]  ? __copy_skb_header+0x350/0x6b0
[  359.460897]  ? skb_release_data+0x880/0x880
[  359.465221]  ? __alloc_skb+0x770/0x770
[  359.469121]  ? __lock_is_held+0xb5/0x140
[  359.473190]  ? kasan_check_write+0x14/0x20
[  359.477424]  ? __skb_clone+0x6c7/0xa00
[  359.481323]  ? __copy_skb_header+0x6b0/0x6b0
[  359.485732]  ? kmem_cache_alloc+0x33a/0x730
[  359.490081]  skb_ensure_writable+0x3dd/0x640
[  359.494497]  ? skb_checksum_setup+0xaa0/0xaa0
[  359.498993]  ? check_preemption_disabled+0x48/0x280
[  359.504021]  ? __this_cpu_preempt_check+0x1c/0x20
[  359.508873]  ? __bpf_redirect+0x54b/0xb20
[  359.513043]  bpf_clone_redirect+0x14a/0x490
[  359.517390]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  359.522410]  ? __sched_text_start+0x8/0x8
[  359.526571]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  359.531341]  ? find_held_lock+0x36/0x1c0
[  359.535414]  ? lock_acquire+0x1ed/0x520
[  359.539394]  ? bpf_test_run+0x3cb/0x780
[  359.543370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.548912]  ? check_preemption_disabled+0x48/0x280
[  359.553937]  ? kasan_check_read+0x11/0x20
[  359.558095]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  359.563371]  ? rcu_softirq_qs+0x20/0x20
[  359.567347]  ? preempt_schedule+0x4d/0x60
[  359.571495]  ? ___preempt_schedule+0x16/0x18
[  359.575913]  ? bpf_test_run+0x25d/0x780
[  359.579913]  ? netlink_diag_dump+0x2a0/0x2a0
[  359.584329]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.589880]  ? bpf_test_init.isra.10+0x70/0x100
[  359.594555]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  359.599322]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  359.604164]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  359.609704]  ? fput+0x130/0x1a0
[  359.612986]  ? __bpf_prog_get+0x9b/0x290
[  359.617090]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  359.621948]  ? bpf_prog_test_run+0x130/0x1a0
[  359.626364]  ? __x64_sys_bpf+0x3db/0x520
[  359.630426]  ? bpf_prog_get+0x20/0x20
[  359.634254]  ? do_syscall_64+0x1b9/0x820
[  359.638346]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  359.643712]  ? syscall_return_slowpath+0x5e0/0x5e0
[  359.648643]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  359.653497]  ? trace_hardirqs_on_caller+0x310/0x310
[  359.658514]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  359.663534]  ? prepare_exit_to_usermode+0x291/0x3b0
[  359.668558]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  359.673413]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  359.678799] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #149
[  359.678867] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  359.685039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  359.685044] Call Trace:
[  359.685051]  <IRQ>
[  359.685080]  dump_stack+0x244/0x39d
[  359.685103]  ? dump_stack_print_info.cold.1+0x20/0x20
[  359.692223] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  359.700940]  warn_alloc.cold.116+0xb7/0x1bd
[  359.703497] syz-executor2 cpuset=syz2 mems_allowed=0
[  359.705658]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  359.739137]  ? lock_downgrade+0x900/0x900
[  359.743300]  ? trace_hardirqs_off+0xb8/0x310
[  359.747716]  ? trace_hardirqs_off+0xb8/0x310
[  359.752137]  __alloc_pages_slowpath+0x26e8/0x2e10
[  359.757013]  ? warn_alloc+0x120/0x120
[  359.760820]  ? print_usage_bug+0xc0/0xc0
[  359.764895]  ? warn_alloc+0x120/0x120
[  359.768702]  ? warn_alloc+0x120/0x120
[  359.772517]  ? print_usage_bug+0xc0/0xc0
[  359.776607]  ? print_usage_bug+0xc0/0xc0
[  359.780674]  ? __lock_acquire+0x62f/0x4c20
[  359.784919]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.790459]  ? should_fail+0x22d/0xd01
[  359.794367]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  359.799473]  ? __lock_acquire+0x62f/0x4c20
[  359.803721]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  359.809348]  ? __lock_acquire+0x62f/0x4c20
[  359.813588]  ? should_fail+0x22d/0xd01
[  359.817476]  ? find_held_lock+0x36/0x1c0
[  359.821555]  ? mark_held_locks+0x130/0x130
[  359.825801]  ? mark_held_locks+0x130/0x130
[  359.830036]  ? zap_class+0x640/0x640
[  359.833762]  ? zap_class+0x640/0x640
[  359.837479]  ? print_usage_bug+0xc0/0xc0
[  359.841543]  ? do_raw_spin_unlock+0xa7/0x330
[  359.845960]  ? zap_class+0x640/0x640
[  359.849680]  ? print_usage_bug+0xc0/0xc0
[  359.853741]  ? wq_watchdog_touch+0x9c/0xfe
[  359.857980]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.863520]  ? check_preemption_disabled+0x48/0x280
[  359.868550]  ? __lock_is_held+0xb5/0x140
[  359.872629]  __alloc_pages_nodemask+0xa80/0xde0
[  359.877299]  ? zap_class+0x640/0x640
[  359.881023]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  359.886067]  ? find_held_lock+0x36/0x1c0
[  359.890155]  ? ____cache_alloc_node+0x1c7/0x1e0
[  359.894845]  ? lock_downgrade+0x900/0x900
[  359.899005]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.904553]  cache_grow_begin+0xa5/0x8c0
[  359.908622]  ? do_raw_spin_unlock+0xa7/0x330
[  359.913060]  fallback_alloc+0x204/0x2e0
[  359.917069]  ____cache_alloc_node+0x1c7/0x1e0
[  359.921582]  kmem_cache_alloc_node+0xe3/0x730
[  359.926091]  ? ipv6_get_ifaddr+0x42e/0x620
[  359.930339]  __alloc_skb+0x119/0x770
[  359.934059]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  359.939361]  ? netdev_alloc_frag+0x1f0/0x1f0
[  359.943771]  ? lock_downgrade+0x900/0x900
[  359.947943]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.953496]  ? refcount_sub_and_test_checked+0x203/0x310
[  359.958978]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  359.964434]  ? addrconf_rs_timer+0x690/0x690
[  359.968856]  ndisc_alloc_skb+0x144/0x340
[  359.972924]  ndisc_send_rs+0x331/0x6e0
[  359.976817]  addrconf_rs_timer+0x314/0x690
[  359.981071]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.985322]  call_timer_fn+0x272/0x920
[  359.989224]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.993462]  ? process_timeout+0x40/0x40
[  359.997548]  ? mark_held_locks+0xc7/0x130
[  360.001702]  ? _raw_spin_unlock_irq+0x27/0x80
[  360.006209]  ? _raw_spin_unlock_irq+0x27/0x80
[  360.010703]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.014939]  ? lockdep_hardirqs_on+0x296/0x5b0
[  360.019541]  ? trace_hardirqs_on+0xbd/0x310
[  360.023883]  ? kasan_check_read+0x11/0x20
[  360.028032]  ? __run_timers+0x7da/0xc70
[  360.032029]  ? trace_hardirqs_off_caller+0x310/0x310
[  360.037159]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.041430]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.045664]  __run_timers+0x7e5/0xc70
[  360.049481]  ? timer_fixup_init+0x70/0x70
[  360.053648]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  360.058680]  ? zap_class+0x640/0x640
[  360.062403]  ? print_usage_bug+0xc0/0xc0
[  360.066467]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  360.071666]  ? find_held_lock+0x36/0x1c0
[  360.075738]  ? zap_class+0x640/0x640
[  360.079472]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.085016]  ? check_preemption_disabled+0x48/0x280
[  360.090043]  ? __lock_is_held+0xb5/0x140
[  360.094136]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.099674]  ? check_preemption_disabled+0x48/0x280
[  360.104696]  run_timer_softirq+0x52/0xb0
[  360.108762]  ? rcu_read_lock_sched_held+0x14f/0x180
[  360.113785]  __do_softirq+0x308/0xb7e
[  360.117594]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  360.122095]  ? lock_downgrade+0x900/0x900
[  360.126255]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  360.131368]  ? pvclock_read_flags+0x160/0x160
[  360.135871]  ? lapic_next_event+0x5a/0x90
[  360.140030]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.145590]  ? kvm_clock_read+0x18/0x30
[  360.149574]  ? kvm_sched_clock_read+0x9/0x20
[  360.153987]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.159532]  ? check_preemption_disabled+0x48/0x280
[  360.164588]  irq_exit+0x17f/0x1c0
[  360.168043]  smp_apic_timer_interrupt+0x1cb/0x760
[  360.172891]  ? smp_reschedule_interrupt+0x109/0x650
[  360.177959]  ? smp_call_function_single_interrupt+0x650/0x650
[  360.184045]  ? interrupt_entry+0xb5/0xc0
[  360.188116]  ? trace_hardirqs_off_caller+0xbb/0x310
[  360.193134]  ? trace_hardirqs_off_caller+0xbb/0x310
[  360.198173]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  360.203030]  ? trace_hardirqs_on_caller+0x310/0x310
[  360.208080]  ? trace_hardirqs_on_caller+0x310/0x310
[  360.213101]  ? task_prio+0x50/0x50
[  360.216673]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.222223]  ? check_preemption_disabled+0x48/0x280
[  360.227247]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  360.232100]  apic_timer_interrupt+0xf/0x20
[  360.236333]  </IRQ>
[  360.238577] RIP: 0010:dump_stack+0x358/0x39d
[  360.242999] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 41 8b ef f9 48 83 3d 89 76 7e 01 00 0f 84 63 fe ff ff e8 7e 05 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 6b 05 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  360.261903] RSP: 0000:ffff8801d9a5ea58 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  360.269630] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a11c
[  360.276900] RDX: 0000000000000000 RSI: ffffffff87d38532 RDI: 0000000000000293
[  360.284175] RBP: ffff8801d9a5eb00 R08: ffff8801d9a508e0 R09: 0000000000000006
[  360.291454] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bd53
[  360.298720] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  360.306046]  ? dump_stack+0x34f/0x39d
[  360.309885]  ? dump_stack_print_info.cold.1+0x20/0x20
[  360.315087]  ? mark_held_locks+0x130/0x130
[  360.319324]  ? mark_held_locks+0x130/0x130
[  360.323600]  dump_header+0x27b/0xf72
[  360.327330]  ? pagefault_out_of_memory+0x197/0x197
[  360.332273]  ? __lock_acquire+0x62f/0x4c20
[  360.336507]  ? percpu_ref_get_many+0x240/0x240
[  360.341092]  ? print_usage_bug+0xc0/0xc0
[  360.345170]  ? zap_class+0x640/0x640
[  360.348892]  ? print_usage_bug+0xc0/0xc0
[  360.352957]  ? print_usage_bug+0xc0/0xc0
[  360.357030]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.362585]  ? find_held_lock+0x36/0x1c0
[  360.366660]  ? mark_held_locks+0xc7/0x130
[  360.370809]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  360.375909]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  360.381027]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  360.385621]  ? trace_hardirqs_on+0xbd/0x310
[  360.389944]  ? kasan_check_read+0x11/0x20
[  360.394107]  ? ___ratelimit+0x3b4/0x672
[  360.398093]  ? trace_hardirqs_off_caller+0x310/0x310
[  360.403200]  ? trace_hardirqs_on+0x310/0x310
[  360.407612]  ? lock_downgrade+0x900/0x900
[  360.411784]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  360.416890]  ? ___ratelimit+0x3b9/0x672
[  360.420879]  ? idr_get_free+0xf70/0xf70
[  360.424881]  ? find_held_lock+0x36/0x1c0
[  360.428966]  oom_kill_process.cold.27+0x10/0x903
[  360.433723]  ? zap_class+0x640/0x640
[  360.437438]  ? check_preemption_disabled+0x48/0x280
[  360.442463]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  360.447394]  ? kasan_check_read+0x11/0x20
[  360.451540]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  360.456838]  ? oom_evaluate_task+0x540/0x540
[  360.461255]  ? find_held_lock+0x36/0x1c0
[  360.465325]  ? out_of_memory+0x974/0x1430
[  360.469478]  ? lock_downgrade+0x900/0x900
[  360.473632]  ? check_preemption_disabled+0x48/0x280
[  360.478670]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  360.483635]  ? kasan_check_read+0x11/0x20
[  360.487794]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  360.493123]  ? rcu_softirq_qs+0x20/0x20
[  360.497125]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.502665]  ? oom_evaluate_task+0x302/0x540
[  360.507090]  out_of_memory+0xa84/0x1430
[  360.511086]  ? oom_killer_disable+0x3a0/0x3a0
[  360.515592]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  360.520544]  ? __ww_mutex_check_waiters+0x160/0x160
[  360.525584]  __alloc_pages_slowpath+0x2354/0x2e10
[  360.530477]  ? warn_alloc+0x120/0x120
[  360.534313]  ? mark_held_locks+0x130/0x130
[  360.538583]  ? warn_alloc+0x120/0x120
[  360.542395]  ? print_usage_bug+0xc0/0xc0
[  360.546460]  ? print_usage_bug+0xc0/0xc0
[  360.550523]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  360.555540]  ? poll_freewait+0x1d6/0x260
[  360.559626]  ? print_usage_bug+0xc0/0xc0
[  360.563691]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.569248]  ? should_fail+0x22d/0xd01
[  360.573157]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  360.578284]  ? zap_class+0x640/0x640
[  360.582025]  ? find_held_lock+0x36/0x1c0
[  360.586167]  ? lock_release+0xa00/0xa00
[  360.590146]  ? perf_trace_sched_process_exec+0x860/0x860
[  360.595604]  ? check_preemption_disabled+0x48/0x280
[  360.600635]  ? __might_sleep+0x95/0x190
[  360.604627]  __alloc_pages_nodemask+0xa80/0xde0
[  360.609302]  ? zap_class+0x640/0x640
[  360.613023]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  360.618080]  ? find_held_lock+0x36/0x1c0
[  360.622152]  ? cache_grow_begin+0x65/0x8c0
[  360.626391]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  360.630980]  ? trace_hardirqs_on+0xbd/0x310
[  360.635309]  ? fallback_alloc+0x204/0x2e0
[  360.639463]  ? trace_hardirqs_off_caller+0x310/0x310
[  360.644582]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  360.650132]  cache_grow_begin+0xa5/0x8c0
[  360.654197]  ? do_raw_spin_unlock+0xa7/0x330
[  360.658615]  fallback_alloc+0x204/0x2e0
[  360.662604]  ____cache_alloc_node+0x1c7/0x1e0
[  360.667109]  kmem_cache_alloc+0x1f8/0x730
[  360.671280]  ? lock_release+0xa00/0xa00
[  360.675270]  getname_flags+0xd0/0x590
[  360.679086]  user_path_at_empty+0x2d/0x50
[  360.683240]  vfs_statx+0x129/0x210
[  360.686788]  ? vfs_statx_fd+0xc0/0xc0
[  360.690597]  ? warn_bad_vsyscall+0xb0/0xb0
[  360.694836]  ? trace_hardirqs_on+0xbd/0x310
[  360.699164]  __do_sys_newstat+0x8f/0x110
[  360.703230]  ? cp_new_stat+0xa50/0xa50
[  360.707119]  ? do_syscall_64+0x9a/0x820
[  360.711098]  ? do_syscall_64+0x9a/0x820
[  360.715082]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  360.719722]  ? trace_hardirqs_on+0xbd/0x310
[  360.724049]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  360.729430]  ? trace_hardirqs_off_caller+0x310/0x310
[  360.734544]  __x64_sys_newstat+0x54/0x80
[  360.738632]  do_syscall_64+0x1b9/0x820
[  360.742521]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  360.747892]  ? syscall_return_slowpath+0x5e0/0x5e0
[  360.752822]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  360.757669]  ? trace_hardirqs_on_caller+0x310/0x310
[  360.762687]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  360.767709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.773251]  ? prepare_exit_to_usermode+0x291/0x3b0
[  360.778278]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  360.783131]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  360.788319] RIP: 0033:0x7fdc1bf50c65
[  360.792048] Code: Bad RIP value.
[  360.795421] RSP: 002b:00007ffe73beb4a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000004
[  360.803130] RAX: ffffffffffffffda RBX: 00007ffe73beb6e0 RCX: 00007fdc1bf50c65
[  360.810398] RDX: 00007ffe73beb6e0 RSI: 00007ffe73beb6e0 RDI: 0000000000407545
[  360.817676] RBP: 0000000000000000 R08: 000000000157d240 R09: 0000000000000001
[  360.824942] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  360.832215] R13: 00007ffe73bebbe0 R14: 0000000000000000 R15: 0000000000000000
[  360.839516] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  360.839521] warn_alloc_show_mem: 1 callbacks suppressed
[  360.839529] Mem-Info:
[  360.846891] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  360.852264] active_anon:57567 inactive_anon:185 isolated_anon:0
[  360.852264]  active_file:18 inactive_file:10 isolated_file:0
[  360.852264]  unevictable:0 dirty:0 writeback:0 unstable:0
[  360.852264]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  360.852264]  mapped:40979 shmem:4339 pagetables:609 bounce:0
[  360.852264]  free:13715 free_pcp:289 free_cma:0
[  360.854635] Call Trace:
[  360.864026] Node 0 active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  360.896959]  <IRQ>
[  360.899660] 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
[  360.927331]  dump_stack+0x244/0x39d
[  360.929452] lowmem_reserve[]: 0 2818 6321 6321
[  360.955595]  ? dump_stack_print_info.cold.1+0x20/0x20
[  360.959199] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  360.963796]  warn_alloc.cold.116+0xb7/0x1bd
[  360.968949] lowmem_reserve[]: 0 0 3503 3503
[  360.996104]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  361.000401] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2436kB bounce:0kB free_pcp:1156kB local_pcp:992kB free_cma:0kB
[  361.004721]  ? lock_downgrade+0x900/0x900
[  361.009536] lowmem_reserve[]: 0 0 0 0
[  361.038513]  ? trace_hardirqs_off+0xb8/0x310
[  361.042638] 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
[  361.046447]  ? trace_hardirqs_off+0xb8/0x310
[  361.050834] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  361.064361]  __alloc_pages_slowpath+0x26e8/0x2e10
[  361.068746] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 87*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13864kB
[  361.084119]  ? warn_alloc+0x120/0x120
[  361.088935] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  361.103752]  ? warn_alloc+0x120/0x120
[  361.107546] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  361.116370]  ? warn_alloc+0x120/0x120
[  361.120151] 4367 total pagecache pages
[  361.128719]  ? print_usage_bug+0xc0/0xc0
[  361.132497] 0 pages in swap cache
[  361.136377]  ? is_bpf_text_address+0xac/0x170
[  361.140415] Swap cache stats: add 0, delete 0, find 0/0
[  361.143857]  ? print_usage_bug+0xc0/0xc0
[  361.148327] Free swap  = 0kB
[  361.153688]  ? kasan_check_read+0x11/0x20
[  361.157719] Total swap = 0kB
[  361.160736]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  361.164858] 1965979 pages RAM
[  361.167873]  ? should_fail+0x22d/0xd01
[  361.173383] 0 pages HighMem/MovableOnly
[  361.176485]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  361.180346] 342853 pages reserved
[  361.184315]  ? __lock_acquire+0x62f/0x4c20
[  361.189392] 0 pages cma reserved
[  361.192839]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  361.197113] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  361.200411]  ? __lock_acquire+0x62f/0x4c20
[  361.200424]  ? should_fail+0x22d/0xd01
[  361.200449]  ? mark_held_locks+0x130/0x130
[  361.205598] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  361.212023]  ? mark_held_locks+0x130/0x130
[  361.216233] init cpuset=/ mems_allowed=0
[  361.220117]  ? try_to_wake_up+0x11c/0x1490
[  361.246517]  ? lock_downgrade+0x900/0x900
[  361.250669]  ? save_stack_trace+0x1a/0x20
[  361.254823]  ? zap_class+0x640/0x640
[  361.258539]  ? print_usage_bug+0xc0/0xc0
[  361.262600]  ? trace_hardirqs_off+0xb8/0x310
[  361.267012]  ? kasan_check_read+0x11/0x20
[  361.271168]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.276754]  ? check_preemption_disabled+0x48/0x280
[  361.281788]  ? __lock_is_held+0xb5/0x140
[  361.285857]  __alloc_pages_nodemask+0xa80/0xde0
[  361.290533]  ? zap_class+0x640/0x640
[  361.294254]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  361.299286]  ? find_held_lock+0x36/0x1c0
[  361.303362]  ? ____cache_alloc_node+0x1c7/0x1e0
[  361.308038]  ? lock_downgrade+0x900/0x900
[  361.312216]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.317971]  cache_grow_begin+0xa5/0x8c0
[  361.322040]  ? do_raw_spin_unlock+0xa7/0x330
[  361.326475]  fallback_alloc+0x204/0x2e0
[  361.330466]  ____cache_alloc_node+0x1c7/0x1e0
[  361.334969]  kmem_cache_alloc_node+0xe3/0x730
[  361.339464]  ? ipv6_get_ifaddr+0x42e/0x620
[  361.343710]  __alloc_skb+0x119/0x770
[  361.347427]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  361.352721]  ? netdev_alloc_frag+0x1f0/0x1f0
[  361.357131]  ? lock_downgrade+0x900/0x900
[  361.361286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.366830]  ? refcount_sub_and_test_checked+0x203/0x310
[  361.372291]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  361.377756]  ? addrconf_rs_timer+0x690/0x690
[  361.382181]  ndisc_alloc_skb+0x144/0x340
[  361.386248]  ndisc_send_rs+0x331/0x6e0
[  361.390142]  addrconf_rs_timer+0x314/0x690
[  361.394383]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.398634]  call_timer_fn+0x272/0x920
[  361.402528]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.406769]  ? process_timeout+0x40/0x40
[  361.410839]  ? __run_timers+0x7da/0xc70
[  361.414818]  ? _raw_spin_unlock_irq+0x27/0x80
[  361.419311]  ? _raw_spin_unlock_irq+0x27/0x80
[  361.423805]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.428043]  ? lockdep_hardirqs_on+0x296/0x5b0
[  361.432644]  ? trace_hardirqs_on+0xbd/0x310
[  361.436971]  ? kasan_check_read+0x11/0x20
[  361.441120]  ? __run_timers+0x7da/0xc70
[  361.445102]  ? trace_hardirqs_off_caller+0x310/0x310
[  361.450254]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.454488]  __run_timers+0x7e5/0xc70
[  361.458302]  ? timer_fixup_init+0x70/0x70
[  361.462455]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  361.467474]  ? zap_class+0x640/0x640
[  361.471193]  ? enqueue_hrtimer+0x1a5/0x560
[  361.475436]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  361.480633]  ? find_held_lock+0x36/0x1c0
[  361.484704]  ? zap_class+0x640/0x640
[  361.488426]  ? pvclock_read_flags+0x160/0x160
[  361.492926]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.498465]  ? check_preemption_disabled+0x48/0x280
[  361.503497]  ? __lock_is_held+0xb5/0x140
[  361.507563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.513103]  ? check_preemption_disabled+0x48/0x280
[  361.518130]  run_timer_softirq+0x52/0xb0
[  361.522191]  ? rcu_read_lock_sched_held+0x14f/0x180
[  361.527216]  __do_softirq+0x308/0xb7e
[  361.531021]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  361.535524]  ? lock_downgrade+0x900/0x900
[  361.539680]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  361.544791]  ? pvclock_read_flags+0x160/0x160
[  361.549289]  ? lapic_next_event+0x5a/0x90
[  361.553443]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.558988]  ? kvm_clock_read+0x18/0x30
[  361.562963]  ? kvm_sched_clock_read+0x9/0x20
[  361.567376]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.572915]  ? check_preemption_disabled+0x48/0x280
[  361.577955]  irq_exit+0x17f/0x1c0
[  361.581416]  smp_apic_timer_interrupt+0x1cb/0x760
[  361.586269]  ? smp_reschedule_interrupt+0x109/0x650
[  361.591292]  ? smp_call_function_single_interrupt+0x650/0x650
[  361.597185]  ? interrupt_entry+0xb5/0xc0
[  361.601253]  ? trace_hardirqs_off_caller+0xbb/0x310
[  361.606275]  ? trace_hardirqs_off_caller+0xbb/0x310
[  361.611296]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  361.616146]  ? trace_hardirqs_on_caller+0x310/0x310
[  361.621162]  ? trace_hardirqs_on_caller+0x310/0x310
[  361.626179]  ? task_prio+0x50/0x50
[  361.629723]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.635264]  ? check_preemption_disabled+0x48/0x280
[  361.640290]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  361.645144]  apic_timer_interrupt+0xf/0x20
[  361.649373]  </IRQ>
[  361.651615] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  361.657502] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  361.676415] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  361.684123] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  361.691391] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  361.698747] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  361.706015] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  361.713281] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  361.720585]  ? save_stack+0xa9/0xd0
[  361.724232]  __kmalloc_node_track_caller+0x3c/0x70
[  361.729169]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  361.733930]  pskb_expand_head+0x230/0x10f0
[  361.738171]  ? check_preemption_disabled+0x48/0x280
[  361.743199]  ? memcpy+0x45/0x50
[  361.746485]  ? __copy_skb_header+0x350/0x6b0
[  361.750895]  ? skb_release_data+0x880/0x880
[  361.755218]  ? __alloc_skb+0x770/0x770
[  361.759120]  ? __lock_is_held+0xb5/0x140
[  361.763190]  ? kasan_check_write+0x14/0x20
[  361.767424]  ? __skb_clone+0x6c7/0xa00
[  361.771318]  ? __copy_skb_header+0x6b0/0x6b0
[  361.775731]  ? kmem_cache_alloc+0x33a/0x730
[  361.780076]  skb_ensure_writable+0x3dd/0x640
[  361.784493]  ? skb_checksum_setup+0xaa0/0xaa0
[  361.788990]  ? check_preemption_disabled+0x48/0x280
[  361.794012]  ? __this_cpu_preempt_check+0x1c/0x20
[  361.798860]  ? __bpf_redirect+0x54b/0xb20
[  361.803017]  bpf_clone_redirect+0x14a/0x490
[  361.807355]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  361.812382]  ? __sched_text_start+0x8/0x8
[  361.816538]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  361.821304]  ? find_held_lock+0x36/0x1c0
[  361.825377]  ? lock_acquire+0x1ed/0x520
[  361.829368]  ? bpf_test_run+0x3cb/0x780
[  361.833353]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.838892]  ? check_preemption_disabled+0x48/0x280
[  361.843917]  ? kasan_check_read+0x11/0x20
[  361.848078]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  361.853359]  ? rcu_softirq_qs+0x20/0x20
[  361.857346]  ? preempt_schedule+0x4d/0x60
[  361.861496]  ? ___preempt_schedule+0x16/0x18
[  361.865918]  ? bpf_test_run+0x25d/0x780
[  361.869909]  ? netlink_diag_dump+0x2a0/0x2a0
[  361.874344]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  361.879889]  ? bpf_test_init.isra.10+0x70/0x100
[  361.884572]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  361.889344]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  361.894191]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  361.899731]  ? fput+0x130/0x1a0
[  361.903016]  ? __bpf_prog_get+0x9b/0x290
[  361.907092]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  361.911934]  ? bpf_prog_test_run+0x130/0x1a0
[  361.916361]  ? __x64_sys_bpf+0x3db/0x520
[  361.920427]  ? bpf_prog_get+0x20/0x20
[  361.924256]  ? do_syscall_64+0x1b9/0x820
[  361.928318]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  361.933697]  ? syscall_return_slowpath+0x5e0/0x5e0
[  361.938625]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  361.943476]  ? trace_hardirqs_on_caller+0x310/0x310
[  361.948516]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  361.953538]  ? prepare_exit_to_usermode+0x291/0x3b0
[  361.958561]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  361.963414]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  361.968801] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #149
[  361.968871] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  361.975038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  361.975043] Call Trace:
[  361.975050]  <IRQ>
[  361.975080]  dump_stack+0x244/0x39d
[  361.975103]  ? dump_stack_print_info.cold.1+0x20/0x20
[  361.981669] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  361.990947]  warn_alloc.cold.116+0xb7/0x1bd
[  361.993505] syz-executor2 cpuset=syz2 mems_allowed=0
[  361.995662]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  362.029175]  ? lock_downgrade+0x900/0x900
[  362.033342]  ? trace_hardirqs_off+0xb8/0x310
[  362.037764]  ? trace_hardirqs_off+0xb8/0x310
[  362.042187]  __alloc_pages_slowpath+0x26e8/0x2e10
[  362.047070]  ? warn_alloc+0x120/0x120
[  362.050882]  ? print_usage_bug+0xc0/0xc0
[  362.054946]  ? warn_alloc+0x120/0x120
[  362.058763]  ? warn_alloc+0x120/0x120
[  362.062584]  ? print_usage_bug+0xc0/0xc0
[  362.066674]  ? print_usage_bug+0xc0/0xc0
[  362.070753]  ? __lock_acquire+0x62f/0x4c20
[  362.074997]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.080546]  ? should_fail+0x22d/0xd01
[  362.084444]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  362.089561]  ? __lock_acquire+0x62f/0x4c20
[  362.093824]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  362.098932]  ? __lock_acquire+0x62f/0x4c20
[  362.103170]  ? should_fail+0x22d/0xd01
[  362.107069]  ? find_held_lock+0x36/0x1c0
[  362.111146]  ? mark_held_locks+0x130/0x130
[  362.115388]  ? mark_held_locks+0x130/0x130
[  362.119625]  ? zap_class+0x640/0x640
[  362.123339]  ? zap_class+0x640/0x640
[  362.127065]  ? print_usage_bug+0xc0/0xc0
[  362.131128]  ? do_raw_spin_unlock+0xa7/0x330
[  362.135541]  ? zap_class+0x640/0x640
[  362.139262]  ? print_usage_bug+0xc0/0xc0
[  362.143325]  ? wq_watchdog_touch+0x9c/0xfe
[  362.147572]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.153124]  ? check_preemption_disabled+0x48/0x280
[  362.158152]  ? __lock_is_held+0xb5/0x140
[  362.162227]  __alloc_pages_nodemask+0xa80/0xde0
[  362.166906]  ? zap_class+0x640/0x640
[  362.170646]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  362.175677]  ? find_held_lock+0x36/0x1c0
[  362.179793]  ? ____cache_alloc_node+0x1c7/0x1e0
[  362.184760]  ? lock_downgrade+0x900/0x900
[  362.188918]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.194462]  cache_grow_begin+0xa5/0x8c0
[  362.198526]  ? do_raw_spin_unlock+0xa7/0x330
[  362.202944]  fallback_alloc+0x204/0x2e0
[  362.206927]  ____cache_alloc_node+0x1c7/0x1e0
[  362.211431]  kmem_cache_alloc_node+0xe3/0x730
[  362.215930]  ? ipv6_get_ifaddr+0x42e/0x620
[  362.220177]  __alloc_skb+0x119/0x770
[  362.223893]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  362.229179]  ? netdev_alloc_frag+0x1f0/0x1f0
[  362.233591]  ? lock_downgrade+0x900/0x900
[  362.237766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.243308]  ? refcount_sub_and_test_checked+0x203/0x310
[  362.248769]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  362.254225]  ? addrconf_rs_timer+0x690/0x690
[  362.258648]  ndisc_alloc_skb+0x144/0x340
[  362.262735]  ndisc_send_rs+0x331/0x6e0
[  362.266635]  addrconf_rs_timer+0x314/0x690
[  362.270880]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  362.275133]  call_timer_fn+0x272/0x920
[  362.279024]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  362.283268]  ? process_timeout+0x40/0x40
[  362.287347]  ? mark_held_locks+0xc7/0x130
[  362.291510]  ? _raw_spin_unlock_irq+0x27/0x80
[  362.296005]  ? _raw_spin_unlock_irq+0x27/0x80
[  362.300500]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  362.304741]  ? lockdep_hardirqs_on+0x296/0x5b0
[  362.309330]  ? trace_hardirqs_on+0xbd/0x310
[  362.313672]  ? kasan_check_read+0x11/0x20
[  362.317837]  ? __run_timers+0x7da/0xc70
[  362.321816]  ? trace_hardirqs_off_caller+0x310/0x310
[  362.326926]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  362.331173]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  362.335411]  __run_timers+0x7e5/0xc70
[  362.339225]  ? timer_fixup_init+0x70/0x70
[  362.343378]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  362.348410]  ? zap_class+0x640/0x640
[  362.352129]  ? print_usage_bug+0xc0/0xc0
[  362.356194]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  362.361397]  ? find_held_lock+0x36/0x1c0
[  362.365469]  ? zap_class+0x640/0x640
[  362.369192]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.374734]  ? check_preemption_disabled+0x48/0x280
[  362.379768]  ? __lock_is_held+0xb5/0x140
[  362.383835]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.389374]  ? check_preemption_disabled+0x48/0x280
[  362.394398]  run_timer_softirq+0x52/0xb0
[  362.398462]  ? rcu_read_lock_sched_held+0x14f/0x180
[  362.403486]  __do_softirq+0x308/0xb7e
[  362.407297]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  362.411798]  ? lock_downgrade+0x900/0x900
[  362.415951]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  362.421073]  ? pvclock_read_flags+0x160/0x160
[  362.425579]  ? lapic_next_event+0x5a/0x90
[  362.429732]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.435280]  ? kvm_clock_read+0x18/0x30
[  362.439258]  ? kvm_sched_clock_read+0x9/0x20
[  362.443669]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.449210]  ? check_preemption_disabled+0x48/0x280
[  362.454239]  irq_exit+0x17f/0x1c0
[  362.457697]  smp_apic_timer_interrupt+0x1cb/0x760
[  362.462544]  ? smp_reschedule_interrupt+0x109/0x650
[  362.467577]  ? smp_call_function_single_interrupt+0x650/0x650
[  362.473461]  ? interrupt_entry+0xb5/0xc0
[  362.477527]  ? trace_hardirqs_off_caller+0xbb/0x310
[  362.482542]  ? trace_hardirqs_off_caller+0xbb/0x310
[  362.487574]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  362.492419]  ? trace_hardirqs_on_caller+0x310/0x310
[  362.497436]  ? trace_hardirqs_on_caller+0x310/0x310
[  362.502459]  ? task_prio+0x50/0x50
[  362.506004]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.511550]  ? check_preemption_disabled+0x48/0x280
[  362.516585]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  362.521445]  apic_timer_interrupt+0xf/0x20
[  362.525694]  </IRQ>
[  362.527957] RIP: 0010:dump_stack+0x358/0x39d
[  362.532369] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 41 8b ef f9 48 83 3d 89 76 7e 01 00 0f 84 63 fe ff ff e8 7e 05 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 6b 05 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  362.551273] RSP: 0000:ffff8801d9a5ea58 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  362.558980] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a11c
[  362.566252] RDX: 0000000000000000 RSI: ffffffff87d38532 RDI: 0000000000000293
[  362.573522] RBP: ffff8801d9a5eb00 R08: ffff8801d9a508e0 R09: 0000000000000006
[  362.580793] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bd53
[  362.588065] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  362.595360]  ? dump_stack+0x34f/0x39d
[  362.599183]  ? dump_stack_print_info.cold.1+0x20/0x20
[  362.604379]  ? mark_held_locks+0x130/0x130
[  362.608614]  ? mark_held_locks+0x130/0x130
[  362.612860]  dump_header+0x27b/0xf72
[  362.616596]  ? pagefault_out_of_memory+0x197/0x197
[  362.621536]  ? __lock_acquire+0x62f/0x4c20
[  362.625775]  ? percpu_ref_get_many+0x240/0x240
[  362.630365]  ? print_usage_bug+0xc0/0xc0
[  362.634438]  ? zap_class+0x640/0x640
[  362.638156]  ? print_usage_bug+0xc0/0xc0
[  362.642217]  ? print_usage_bug+0xc0/0xc0
[  362.646287]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.651835]  ? find_held_lock+0x36/0x1c0
[  362.655911]  ? mark_held_locks+0xc7/0x130
[  362.660070]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  362.665190]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  362.670296]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  362.674883]  ? trace_hardirqs_on+0xbd/0x310
[  362.679210]  ? kasan_check_read+0x11/0x20
[  362.683364]  ? ___ratelimit+0x3b4/0x672
[  362.687345]  ? trace_hardirqs_off_caller+0x310/0x310
[  362.692450]  ? trace_hardirqs_on+0x310/0x310
[  362.696861]  ? lock_downgrade+0x900/0x900
[  362.701015]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  362.706120]  ? ___ratelimit+0x3b9/0x672
[  362.710099]  ? idr_get_free+0xf70/0xf70
[  362.714083]  ? find_held_lock+0x36/0x1c0
[  362.718162]  oom_kill_process.cold.27+0x10/0x903
[  362.722926]  ? zap_class+0x640/0x640
[  362.726673]  ? check_preemption_disabled+0x48/0x280
[  362.731693]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  362.736629]  ? kasan_check_read+0x11/0x20
[  362.740776]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  362.746063]  ? oom_evaluate_task+0x540/0x540
[  362.750481]  ? find_held_lock+0x36/0x1c0
[  362.754555]  ? out_of_memory+0x974/0x1430
[  362.758711]  ? lock_downgrade+0x900/0x900
[  362.762877]  ? check_preemption_disabled+0x48/0x280
[  362.767910]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  362.772840]  ? kasan_check_read+0x11/0x20
[  362.776988]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  362.782266]  ? rcu_softirq_qs+0x20/0x20
[  362.786251]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.791787]  ? oom_evaluate_task+0x302/0x540
[  362.796202]  out_of_memory+0xa84/0x1430
[  362.800191]  ? oom_killer_disable+0x3a0/0x3a0
[  362.804690]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  362.809627]  ? __ww_mutex_check_waiters+0x160/0x160
[  362.814659]  __alloc_pages_slowpath+0x2354/0x2e10
[  362.819535]  ? warn_alloc+0x120/0x120
[  362.823342]  ? mark_held_locks+0x130/0x130
[  362.827595]  ? warn_alloc+0x120/0x120
[  362.831405]  ? print_usage_bug+0xc0/0xc0
[  362.835470]  ? print_usage_bug+0xc0/0xc0
[  362.839532]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  362.844555]  ? poll_freewait+0x1d6/0x260
[  362.848628]  ? print_usage_bug+0xc0/0xc0
[  362.852697]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.858236]  ? should_fail+0x22d/0xd01
[  362.862133]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  362.867243]  ? zap_class+0x640/0x640
[  362.870981]  ? find_held_lock+0x36/0x1c0
[  362.875076]  ? lock_release+0xa00/0xa00
[  362.879063]  ? perf_trace_sched_process_exec+0x860/0x860
[  362.884521]  ? check_preemption_disabled+0x48/0x280
[  362.889557]  ? __might_sleep+0x95/0x190
[  362.893546]  __alloc_pages_nodemask+0xa80/0xde0
[  362.898222]  ? zap_class+0x640/0x640
[  362.901947]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  362.906976]  ? find_held_lock+0x36/0x1c0
[  362.911046]  ? cache_grow_begin+0x65/0x8c0
[  362.915295]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  362.919883]  ? trace_hardirqs_on+0xbd/0x310
[  362.924206]  ? fallback_alloc+0x204/0x2e0
[  362.928356]  ? trace_hardirqs_off_caller+0x310/0x310
[  362.933468]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  362.939026]  cache_grow_begin+0xa5/0x8c0
[  362.943103]  ? do_raw_spin_unlock+0xa7/0x330
[  362.947525]  fallback_alloc+0x204/0x2e0
[  362.951538]  ____cache_alloc_node+0x1c7/0x1e0
[  362.956043]  kmem_cache_alloc+0x1f8/0x730
[  362.960205]  ? lock_release+0xa00/0xa00
[  362.964189]  getname_flags+0xd0/0x590
[  362.967995]  user_path_at_empty+0x2d/0x50
[  362.972147]  vfs_statx+0x129/0x210
[  362.975694]  ? vfs_statx_fd+0xc0/0xc0
[  362.979515]  ? warn_bad_vsyscall+0xb0/0xb0
[  362.983753]  ? trace_hardirqs_on+0xbd/0x310
[  362.988085]  __do_sys_newstat+0x8f/0x110
[  362.992150]  ? cp_new_stat+0xa50/0xa50
[  362.996048]  ? do_syscall_64+0x9a/0x820
[  363.000036]  ? do_syscall_64+0x9a/0x820
[  363.004053]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  363.008662]  ? trace_hardirqs_on+0xbd/0x310
[  363.013005]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  363.018372]  ? trace_hardirqs_off_caller+0x310/0x310
[  363.023490]  __x64_sys_newstat+0x54/0x80
[  363.027557]  do_syscall_64+0x1b9/0x820
[  363.031453]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  363.036826]  ? syscall_return_slowpath+0x5e0/0x5e0
[  363.041755]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  363.046606]  ? trace_hardirqs_on_caller+0x310/0x310
[  363.051630]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  363.056649]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.062190]  ? prepare_exit_to_usermode+0x291/0x3b0
[  363.067222]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  363.072083]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  363.077278] RIP: 0033:0x7fdc1bf50c65
[  363.081005] Code: Bad RIP value.
[  363.084367] RSP: 002b:00007ffe73beb4a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000004
[  363.092081] RAX: ffffffffffffffda RBX: 00007ffe73beb6e0 RCX: 00007fdc1bf50c65
[  363.099353] RDX: 00007ffe73beb6e0 RSI: 00007ffe73beb6e0 RDI: 0000000000407545
[  363.106622] RBP: 0000000000000000 R08: 000000000157d240 R09: 0000000000000001
[  363.113891] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  363.121160] R13: 00007ffe73bebbe0 R14: 0000000000000000 R15: 0000000000000000
[  363.128458] warn_alloc_show_mem: 1 callbacks suppressed
[  363.128470] CPU: 0 PID: 12520 Comm: syz-executor2 Not tainted 4.20.0-rc1+ #149
[  363.128472] Mem-Info:
[  363.128503] active_anon:57567 inactive_anon:185 isolated_anon:0
[  363.128503]  active_file:18 inactive_file:10 isolated_file:0
[  363.128503]  unevictable:0 dirty:0 writeback:0 unstable:0
[  363.128503]  slab_reclaimable:9374 slab_unreclaimable:1448879
[  363.128503]  mapped:40979 shmem:4339 pagetables:609 bounce:0
[  363.128503]  free:13715 free_pcp:289 free_cma:0
[  363.133845] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  363.133854] Call Trace:
[  363.141224] Node 0 active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:17356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  363.143625]  <IRQ>
[  363.176589] 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
[  363.186463]  dump_stack+0x244/0x39d
[  363.189024] lowmem_reserve[]: 0 2818 6321 6321
[  363.216704]  ? dump_stack_print_info.cold.1+0x20/0x20
[  363.218833] Node 0 DMA32 free:25152kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  363.244954]  warn_alloc.cold.116+0xb7/0x1bd
[  363.248552] lowmem_reserve[]: 0 0 3503 3503
[  363.253134]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  363.258301] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:230268kB inactive_anon:740kB active_file:72kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2436kB bounce:0kB free_pcp:1156kB local_pcp:992kB free_cma:0kB
[  363.285463]  ? lock_downgrade+0x900/0x900
[  363.289762] lowmem_reserve[]: 0 0 0 0
[  363.294098]  ? trace_hardirqs_off+0xb8/0x310
[  363.298915] 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
[  363.328027]  ? trace_hardirqs_off+0xb8/0x310
[  363.332156] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25152kB
[  363.335959]  __alloc_pages_slowpath+0x26e8/0x2e10
[  363.340336] Node 0 Normal: 712*4kB (MEH) 315*8kB (ME) 201*16kB (UME) 87*32kB (UME) 21*64kB (UM) 1*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 13864kB
[  363.353877]  ? warn_alloc+0x120/0x120
[  363.358248] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  363.373588]  ? warn_alloc+0x120/0x120
[  363.378421] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  363.393239]  ? warn_alloc+0x120/0x120
[  363.397017] 4367 total pagecache pages
[  363.405847]  ? print_usage_bug+0xc0/0xc0
[  363.409629] 0 pages in swap cache
[  363.418190]  ? print_usage_bug+0xc0/0xc0
[  363.421971] Swap cache stats: add 0, delete 0, find 0/0
[  363.425868]  ? hrtimer_start_range_ns+0xe00/0xe00
[  363.429906] Free swap  = 0kB
[  363.433353]  ? print_usage_bug+0xc0/0xc0
[  363.437390] Total swap = 0kB
[  363.442770]  ? kvm_clock_read+0x18/0x30
[  363.447590] 1965979 pages RAM
[  363.450608]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  363.454643] 0 pages HighMem/MovableOnly
[  363.457657]  ? should_fail+0x22d/0xd01
[  363.461607] 342853 pages reserved
[  363.464708]  ? print_usage_bug+0xc0/0xc0
[  363.470218] 0 pages cma reserved
[  363.474187]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  363.478113] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  363.481500]  ? __lock_acquire+0x62f/0x4c20
[  363.481519]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  363.481536]  ? should_fail+0x22d/0xd01
[  363.485638] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  363.488967]  ? mark_held_locks+0x130/0x130
[  363.494029] init cpuset=/ mems_allowed=0
[  363.500517]  ? mark_held_locks+0x130/0x130
[  363.535904]  ? kvm_sched_clock_read+0x9/0x20
[  363.540328]  ? zap_class+0x640/0x640
[  363.544046]  ? mark_held_locks+0x130/0x130
[  363.548305]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.553845]  ? check_preemption_disabled+0x48/0x280
[  363.558876]  ? __lock_is_held+0xb5/0x140
[  363.562951]  __alloc_pages_nodemask+0xa80/0xde0
[  363.567623]  ? zap_class+0x640/0x640
[  363.571344]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  363.576373]  ? find_held_lock+0x36/0x1c0
[  363.580449]  ? ____cache_alloc_node+0x1c7/0x1e0
[  363.585124]  ? lock_downgrade+0x900/0x900
[  363.589286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.594833]  cache_grow_begin+0xa5/0x8c0
[  363.598899]  ? do_raw_spin_unlock+0xa7/0x330
[  363.603319]  fallback_alloc+0x204/0x2e0
[  363.607301]  ____cache_alloc_node+0x1c7/0x1e0
[  363.611807]  kmem_cache_alloc_node+0xe3/0x730
[  363.616307]  ? lockdep_hardirqs_on+0x296/0x5b0
[  363.620900]  __alloc_skb+0x119/0x770
[  363.624616]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  363.629986]  ? netdev_alloc_frag+0x1f0/0x1f0
[  363.634404]  ? lock_acquire+0x1ed/0x520
[  363.638382]  ? aoecmd_cfg+0x108/0x7f0
[  363.642188]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.647730]  ? check_preemption_disabled+0x48/0x280
[  363.652757]  ? kasan_check_read+0x11/0x20
[  363.656906]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  363.662184]  ? rcu_softirq_qs+0x20/0x20
[  363.666173]  new_skb+0x26/0x1c0
[  363.669457]  aoecmd_cfg+0x279/0x7f0
[  363.673101]  ? find_held_lock+0x36/0x1c0
[  363.677170]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  363.681499]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.687039]  ? check_preemption_disabled+0x48/0x280
[  363.692095]  ? __lock_is_held+0xb5/0x140
[  363.696180]  discover_timer+0x50/0x60
[  363.699981]  call_timer_fn+0x272/0x920
[  363.703872]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  363.708715]  ? process_timeout+0x40/0x40
[  363.712784]  ? __run_timers+0x7da/0xc70
[  363.716763]  ? _raw_spin_unlock_irq+0x27/0x80
[  363.721258]  ? _raw_spin_unlock_irq+0x27/0x80
[  363.725757]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  363.730623]  ? lockdep_hardirqs_on+0x296/0x5b0
[  363.735210]  ? trace_hardirqs_on+0xbd/0x310
[  363.739533]  ? kasan_check_read+0x11/0x20
[  363.743682]  ? __run_timers+0x7da/0xc70
[  363.747660]  ? trace_hardirqs_off_caller+0x310/0x310
[  363.752784]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  363.757625]  __run_timers+0x7e5/0xc70
[  363.761437]  ? timer_fixup_init+0x70/0x70
[  363.765593]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  363.770619]  ? zap_class+0x640/0x640
[  363.774339]  ? enqueue_hrtimer+0x1a5/0x560
[  363.778579]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  363.783777]  ? find_held_lock+0x36/0x1c0
[  363.787873]  ? zap_class+0x640/0x640
[  363.791594]  ? pvclock_read_flags+0x160/0x160
[  363.796102]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.801642]  ? check_preemption_disabled+0x48/0x280
[  363.806671]  ? __lock_is_held+0xb5/0x140
[  363.810754]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.816292]  ? check_preemption_disabled+0x48/0x280
[  363.821316]  run_timer_softirq+0x52/0xb0
[  363.825393]  ? rcu_read_lock_sched_held+0x14f/0x180
[  363.830429]  __do_softirq+0x308/0xb7e
[  363.834237]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  363.838731]  ? lock_downgrade+0x900/0x900
[  363.842895]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  363.848021]  ? pvclock_read_flags+0x160/0x160
[  363.852527]  ? lapic_next_event+0x5a/0x90
[  363.856682]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.862244]  ? kvm_clock_read+0x18/0x30
[  363.866223]  ? kvm_sched_clock_read+0x9/0x20
[  363.870662]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.876212]  ? check_preemption_disabled+0x48/0x280
[  363.881248]  irq_exit+0x17f/0x1c0
[  363.884708]  smp_apic_timer_interrupt+0x1cb/0x760
[  363.889551]  ? smp_reschedule_interrupt+0x109/0x650
[  363.894571]  ? smp_call_function_single_interrupt+0x650/0x650
[  363.900456]  ? interrupt_entry+0xb5/0xc0
[  363.904521]  ? trace_hardirqs_off_caller+0xbb/0x310
[  363.909538]  ? trace_hardirqs_off_caller+0xbb/0x310
[  363.914559]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  363.919412]  ? trace_hardirqs_on_caller+0x310/0x310
[  363.924432]  ? trace_hardirqs_on_caller+0x310/0x310
[  363.929451]  ? task_prio+0x50/0x50
[  363.932994]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.938540]  ? check_preemption_disabled+0x48/0x280
[  363.943563]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  363.948427]  apic_timer_interrupt+0xf/0x20
[  363.952653]  </IRQ>
[  363.954910] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  363.960810] Code: 3f 7e 0f 85 32 ff ff ff e8 a3 b0 3d ff e9 28 ff ff ff e8 0a e6 c2 ff 48 83 3d 22 2f 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 62 bd
[  363.979714] RSP: 0000:ffff88018eb7f478 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  363.987425] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  363.994694] RDX: 0000000000000000 RSI: ffff88018f0b6bc0 RDI: 0000000000000286
[  364.001973] RBP: ffff88018eb7f4f0 R08: ffff88018f0b6340 R09: 0000000000000000
[  364.009243] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  364.016511] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  364.023839]  ? save_stack+0xa9/0xd0
[  364.027480]  __kmalloc_node_track_caller+0x3c/0x70
[  364.032417]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  364.037182]  pskb_expand_head+0x230/0x10f0
[  364.041419]  ? check_preemption_disabled+0x48/0x280
[  364.046450]  ? memcpy+0x45/0x50
[  364.049734]  ? __copy_skb_header+0x350/0x6b0
[  364.054146]  ? skb_release_data+0x880/0x880
[  364.058468]  ? __alloc_skb+0x770/0x770
[  364.062369]  ? __lock_is_held+0xb5/0x140
[  364.066439]  ? kasan_check_write+0x14/0x20
[  364.070674]  ? __skb_clone+0x6c7/0xa00
[  364.074583]  ? __copy_skb_header+0x6b0/0x6b0
[  364.079011]  ? kmem_cache_alloc+0x33a/0x730
[  364.083348]  skb_ensure_writable+0x3dd/0x640
[  364.087781]  ? skb_checksum_setup+0xaa0/0xaa0
[  364.092279]  ? check_preemption_disabled+0x48/0x280
[  364.097315]  ? __this_cpu_preempt_check+0x1c/0x20
[  364.102163]  ? __bpf_redirect+0x54b/0xb20
[  364.106326]  bpf_clone_redirect+0x14a/0x490
[  364.110659]  bpf_prog_bebbfe2050753572+0x563/0x1000
[  364.115710]  ? __sched_text_start+0x8/0x8
[  364.119864]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  364.124633]  ? find_held_lock+0x36/0x1c0
[  364.128708]  ? lock_acquire+0x1ed/0x520
[  364.132687]  ? bpf_test_run+0x3cb/0x780
[  364.136665]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.142210]  ? check_preemption_disabled+0x48/0x280
[  364.147263]  ? kasan_check_read+0x11/0x20
[  364.151414]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  364.156691]  ? rcu_softirq_qs+0x20/0x20
[  364.160679]  ? preempt_schedule+0x4d/0x60
[  364.164837]  ? ___preempt_schedule+0x16/0x18
[  364.169261]  ? bpf_test_run+0x25d/0x780
[  364.173248]  ? netlink_diag_dump+0x2a0/0x2a0
[  364.177662]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.183202]  ? bpf_test_init.isra.10+0x70/0x100
[  364.188411]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  364.193181]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  364.198024]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  364.203569]  ? fput+0x130/0x1a0
[  364.206890]  ? __bpf_prog_get+0x9b/0x290
[  364.210994]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  364.215838]  ? bpf_prog_test_run+0x130/0x1a0
[  364.220261]  ? __x64_sys_bpf+0x3db/0x520
[  364.224331]  ? bpf_prog_get+0x20/0x20
[  364.228161]  ? do_syscall_64+0x1b9/0x820
[  364.232227]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  364.237598]  ? syscall_return_slowpath+0x5e0/0x5e0
[  364.242531]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  364.247380]  ? trace_hardirqs_on_caller+0x310/0x310
[  364.252402]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  364.257426]  ? prepare_exit_to_usermode+0x291/0x3b0
[  364.262461]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  364.267319]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  364.272703] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #149
[  364.272769] aoe: skb alloc failure
[  364.278946] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  364.278955] Call Trace:
[  364.282554] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  364.291833]  <IRQ>
[  364.294402] syz-executor2 cpuset=syz2 mems_allowed=0
[  364.304879]  dump_stack+0x244/0x39d
[  364.315723]  ? dump_stack_print_info.cold.1+0x20/0x20
[  364.320955]  warn_alloc.cold.116+0xb7/0x1bd
[  364.325286]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  364.330135]  ? lock_downgrade+0x900/0x900
[  364.334297]  ? trace_hardirqs_off+0xb8/0x310
[  364.338713]  ? trace_hardirqs_off+0xb8/0x310
[  364.343132]  __alloc_pages_slowpath+0x26e8/0x2e10
[  364.348007]  ? warn_alloc+0x120/0x120
[  364.351826]  ? print_usage_bug+0xc0/0xc0
[  364.355887]  ? warn_alloc+0x120/0x120
[  364.359691]  ? warn_alloc+0x120/0x120
[  364.363507]  ? print_usage_bug+0xc0/0xc0
[  364.367606]  ? print_usage_bug+0xc0/0xc0
[  364.371671]  ? __lock_acquire+0x62f/0x4c20
[  364.375912]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.381483]  ? should_fail+0x22d/0xd01
[  364.385376]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  364.390478]  ? __lock_acquire+0x62f/0x4c20
[  364.394733]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  364.399836]  ? __lock_acquire+0x62f/0x4c20
[  364.404077]  ? should_fail+0x22d/0xd01
[  364.407999]  ? find_held_lock+0x36/0x1c0
[  364.412081]  ? mark_held_locks+0x130/0x130
[  364.416325]  ? mark_held_locks+0x130/0x130
[  364.420576]  ? zap_class+0x640/0x640
[  364.424292]  ? zap_class+0x640/0x640
[  364.428009]  ? print_usage_bug+0xc0/0xc0
[  364.432077]  ? do_raw_spin_unlock+0xa7/0x330
[  364.436501]  ? zap_class+0x640/0x640
[  364.440246]  ? print_usage_bug+0xc0/0xc0
[  364.444308]  ? wq_watchdog_touch+0x9c/0xfe
[  364.448551]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.454128]  ? check_preemption_disabled+0x48/0x280
[  364.459156]  ? __lock_is_held+0xb5/0x140
[  364.463240]  __alloc_pages_nodemask+0xa80/0xde0
[  364.467909]  ? zap_class+0x640/0x640
[  364.471631]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  364.476694]  ? find_held_lock+0x36/0x1c0
[  364.480768]  ? ____cache_alloc_node+0x1c7/0x1e0
[  364.485440]  ? lock_downgrade+0x900/0x900
[  364.489616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.495166]  cache_grow_begin+0xa5/0x8c0
[  364.499228]  ? do_raw_spin_unlock+0xa7/0x330
[  364.503650]  fallback_alloc+0x204/0x2e0
[  364.507633]  ____cache_alloc_node+0x1c7/0x1e0