k_info+0x37/0x142
[  820.130202]  ? get_stack_info+0x37/0x142
[  820.134281]  alloc_skb_with_frags+0x133/0x7d0
[  820.138783]  ? find_held_lock+0x36/0x1c0
[  820.142867]  ? skb_complete_wifi_ack+0x1e0/0x1e0
[  820.147637]  ? lock_downgrade+0x900/0x900
[  820.151793]  ? check_preemption_disabled+0x48/0x280
[  820.156828]  sock_alloc_send_pskb+0x87a/0xaf0
[  820.161333]  ? rcu_softirq_qs+0x20/0x20
[  820.165319]  ? unwind_dump+0x190/0x190
[  820.169224]  ? sock_wmalloc+0x1f0/0x1f0
[  820.173209]  ? kernel_text_address+0x79/0xf0
[  820.177630]  ? __kernel_text_address+0xd/0x40
[  820.182136]  ? unwind_get_return_address+0x61/0xa0
[  820.187078]  ? __save_stack_trace+0x8d/0xf0
[  820.191429]  ? save_stack+0xa9/0xd0
[  820.195065]  ? save_stack+0x43/0xd0
[  820.198700]  ? kasan_kmalloc+0xc7/0xe0
[  820.202616]  ? kmem_cache_alloc_trace+0x152/0x750
[  820.207555]  ? ip_setup_cork+0x6b9/0x8a0
[  820.211652]  ? ip_append_data.part.49+0x13c/0x170
[  820.216514]  ? ip_append_data+0x6d/0x90
[  820.220503]  sock_alloc_send_skb+0x32/0x40
[  820.224755]  __ip_append_data.isra.48+0x15b8/0x29b0
[  820.229787]  ? icmp_push_reply+0x540/0x540
[  820.234035]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  820.239608]  ? ip_generic_getfrag+0x2e0/0x2e0
[  820.244118]  ? __lock_is_held+0xb5/0x140
[  820.248189]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  820.253732]  ? ipv4_mtu+0x39f/0x590
[  820.257368]  ? rt_acct_proc_show+0x370/0x370
[  820.261789]  ? ip_setup_cork+0x6b9/0x8a0
[  820.265861]  ? rcu_read_lock_sched_held+0x14f/0x180
[  820.270891]  ? kmem_cache_alloc_trace+0x353/0x750
[  820.275744]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  820.281293]  ? refcount_sub_and_test_checked+0x203/0x310
[  820.286762]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  820.292312]  ip_append_data.part.49+0xef/0x170
[  820.296906]  ? icmp_push_reply+0x540/0x540
[  820.301155]  ip_append_data+0x6d/0x90
[  820.304962]  ? icmp_push_reply+0x540/0x540
[  820.309209]  icmp_push_reply+0x18e/0x540
[  820.313292]  icmp_send+0x1544/0x1bd0
[  820.317031]  ? icmp_route_lookup.constprop.23+0x1900/0x1900
[  820.322750]  ? kfree_skbmem+0x154/0x230
[  820.326734]  ? zap_class+0x640/0x640
[  820.330464]  ? rcu_read_lock_sched_held+0x14f/0x180
[  820.335488]  ? kmem_cache_free+0x24f/0x290
[  820.339764]  ? lock_downgrade+0x900/0x900
[  820.343931]  ? kasan_check_read+0x11/0x20
[  820.348090]  ? do_raw_write_lock+0x14f/0x310
[  820.352509]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  820.356928]  ipv4_link_failure+0x2c/0x220
[  820.361086]  ? ipv4_link_failure+0x2c/0x220
[  820.365413]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  820.369848]  arp_error_report+0xd1/0x1c0
[  820.373923]  neigh_invalidate+0x246/0x550
[  820.378085]  neigh_timer_handler+0xb07/0xdf0
[  820.382509]  ? neigh_periodic_work+0xc60/0xc60
[  820.387109]  ? __lock_is_held+0xb5/0x140
[  820.391196]  call_timer_fn+0x272/0x920
[  820.395093]  ? neigh_periodic_work+0xc60/0xc60
[  820.399689]  ? process_timeout+0x40/0x40
[  820.403764]  ? __run_timers+0x7da/0xc70
[  820.407751]  ? _raw_spin_unlock_irq+0x27/0x80
[  820.412256]  ? _raw_spin_unlock_irq+0x27/0x80
[  820.416757]  ? neigh_periodic_work+0xc60/0xc60
[  820.421366]  ? lockdep_hardirqs_on+0x296/0x5b0
[  820.425963]  ? trace_hardirqs_on+0xbd/0x310
[  820.430292]  ? kasan_check_read+0x11/0x20
[  820.434451]  ? __run_timers+0x7da/0xc70
[  820.438441]  ? trace_hardirqs_off_caller+0x310/0x310
[  820.443591]  ? neigh_periodic_work+0xc60/0xc60
[  820.448182]  __run_timers+0x7e5/0xc70
[  820.452003]  ? timer_fixup_init+0x70/0x70
[  820.456166]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  820.461192]  ? zap_class+0x640/0x640
[  820.464922]  ? enqueue_hrtimer+0x1a5/0x560
[  820.469170]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  820.474381]  ? find_held_lock+0x36/0x1c0
[  820.478460]  ? zap_class+0x640/0x640
[  820.482185]  ? pvclock_read_flags+0x160/0x160
[  820.486696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  820.492243]  ? check_preemption_disabled+0x48/0x280
[  820.497276]  ? __lock_is_held+0xb5/0x140
[  820.501347]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  820.506893]  ? check_preemption_disabled+0x48/0x280
[  820.511924]  run_timer_softirq+0x52/0xb0
[  820.515993]  ? rcu_read_lock_sched_held+0x14f/0x180
[  820.521028]  __do_softirq+0x308/0xb7e
[  820.524845]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  820.529347]  ? lock_downgrade+0x900/0x900
[  820.533509]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  820.538632]  ? pvclock_read_flags+0x160/0x160
[  820.543141]  ? lapic_next_event+0x5a/0x90
[  820.547301]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  820.552852]  ? kvm_clock_read+0x18/0x30
[  820.556838]  ? kvm_sched_clock_read+0x9/0x20
[  820.561258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  820.566806]  ? check_preemption_disabled+0x48/0x280
[  820.571841]  irq_exit+0x17f/0x1c0
[  820.575305]  smp_apic_timer_interrupt+0x1cb/0x760
[  820.580154]  ? smp_reschedule_interrupt+0x109/0x650
[  820.585183]  ? smp_call_function_single_interrupt+0x650/0x650
[  820.591073]  ? interrupt_entry+0xb5/0xc0
[  820.595150]  ? trace_hardirqs_off_caller+0xbb/0x310
[  820.600175]  ? trace_hardirqs_off_caller+0xbb/0x310
[  820.605202]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  820.610057]  ? trace_hardirqs_on_caller+0x310/0x310
[  820.615078]  ? trace_hardirqs_on_caller+0x310/0x310
[  820.620152]  ? task_prio+0x50/0x50
[  820.623704]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  820.629252]  ? check_preemption_disabled+0x48/0x280
[  820.634283]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  820.639148]  apic_timer_interrupt+0xf/0x20
[  820.643386]  </IRQ>
[  820.645644] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  820.650607] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  820.669515] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  820.677229] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  820.684503] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  820.691776] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  820.699048] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  820.706326] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  820.713659]  skb_clone+0x1bb/0x500
[  820.717216]  ? skb_split+0x11e0/0x11e0
[  820.721113]  ? check_preemption_disabled+0x48/0x280
[  820.726143]  ? __this_cpu_preempt_check+0x1c/0x20
[  820.730998]  ? __bpf_redirect+0x54b/0xb20
[  820.735166]  bpf_clone_redirect+0xb9/0x490
[  820.739417]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  820.744445]  ? __sched_text_start+0x8/0x8
[  820.748618]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  820.753397]  ? find_held_lock+0x36/0x1c0
[  820.757474]  ? lock_acquire+0x1ed/0x520
[  820.761458]  ? bpf_test_run+0x3cb/0x780
[  820.765442]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  820.770990]  ? check_preemption_disabled+0x48/0x280
[  820.776022]  ? kasan_check_read+0x11/0x20
[  820.780184]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  820.785470]  ? rcu_softirq_qs+0x20/0x20
[  820.789455]  ? preempt_schedule+0x4d/0x60
[  820.793618]  ? ___preempt_schedule+0x16/0x18
[  820.798042]  ? bpf_test_run+0x25d/0x780
[  820.802037]  ? netlink_diag_dump+0x2a0/0x2a0
[  820.806462]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  820.812009]  ? bpf_test_init.isra.10+0x70/0x100
[  820.816695]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  820.821470]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  820.826324]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  820.831872]  ? fput+0x130/0x1a0
[  820.835163]  ? __bpf_prog_get+0x9b/0x290
[  820.839237]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  820.844085]  ? bpf_prog_test_run+0x130/0x1a0
[  820.848506]  ? __x64_sys_bpf+0x3db/0x520
[  820.852601]  ? bpf_prog_get+0x20/0x20
[  820.856442]  ? do_syscall_64+0x1b9/0x820
[  820.860511]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  820.865888]  ? syscall_return_slowpath+0x5e0/0x5e0
[  820.870838]  ? trace_hardirqs_on_caller+0x310/0x310
[  820.875865]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  820.880891]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  820.887588]  ? __switch_to_asm+0x40/0x70
[  820.891662]  ? __switch_to_asm+0x34/0x70
[  820.895742]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  820.900626]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  820.906017] CPU: 1 PID: 5951 Comm: cron Not tainted 4.20.0-rc1+ #152
[  820.906159] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  820.912526] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  820.923001] syz-executor5 cpuset=syz5 mems_allowed=0
[  820.932352] Call Trace:
[  820.940026]  <IRQ>
[  820.942194]  dump_stack+0x244/0x39d
[  820.945838]  ? dump_stack_print_info.cold.1+0x20/0x20
[  820.951053]  warn_alloc.cold.116+0xb7/0x1bd
[  820.955391]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  820.960250]  ? lock_downgrade+0x900/0x900
[  820.964420]  ? trace_hardirqs_off+0xb8/0x310
[  820.968844]  ? trace_hardirqs_off+0xb8/0x310
[  820.973269]  __alloc_pages_slowpath+0x26e8/0x2e10
[  820.978151]  ? warn_alloc+0x120/0x120
[  820.981966]  ? warn_alloc+0x120/0x120
[  820.985778]  ? __lock_acquire+0x62f/0x4c20
[  820.990025]  ? warn_alloc+0x120/0x120
[  820.993837]  ? print_usage_bug+0xc0/0xc0
[  820.997913]  ? print_usage_bug+0xc0/0xc0
[  821.001983]  ? mark_held_locks+0x130/0x130
[  821.006234]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  821.011783]  ? should_fail+0x22d/0xd01
[  821.015676]  ? zap_class+0x640/0x640
[  821.019404]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  821.024518]  ? __lock_acquire+0x62f/0x4c20
[  821.028766]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  821.033880]  ? should_fail+0x22d/0xd01
[  821.037789]  ? mark_held_locks+0x130/0x130
[  821.042039]  ? mark_held_locks+0x130/0x130
[  821.046282]  ? lock_downgrade+0x900/0x900
[  821.050443]  ? zap_class+0x640/0x640
[  821.054165]  ? zap_class+0x640/0x640
[  821.057893]  ? zap_class+0x640/0x640
[  821.061643]  ? do_raw_spin_unlock+0xa7/0x330
[  821.066086]  ? trace_hardirqs_on+0x310/0x310
[  821.070506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  821.076059]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  821.081626]  ? check_preemption_disabled+0x48/0x280
[  821.086661]  ? __lock_is_held+0xb5/0x140
[  821.090737]  __alloc_pages_nodemask+0xa80/0xde0
[  821.095430]  ? zap_class+0x640/0x640
[  821.099161]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  821.104202]  ? find_held_lock+0x36/0x1c0
[  821.108282]  ? ____cache_alloc_node+0x1c7/0x1e0
[  821.112960]  ? lock_downgrade+0x900/0x900
[  821.117643]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  821.123202]  cache_grow_begin+0xa5/0x8c0
[  821.127272]  ? do_raw_spin_unlock+0xa7/0x330
[  821.131698]  fallback_alloc+0x204/0x2e0
[  821.135695]  ____cache_alloc_node+0x1c7/0x1e0
[  821.140206]  kmem_cache_alloc_node+0xe3/0x730
[  821.144717]  ? lockdep_hardirqs_on+0x296/0x5b0
[  821.149321]  __alloc_skb+0x119/0x770
[  821.153050]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  821.158435]  ? netdev_alloc_frag+0x1f0/0x1f0
[  821.162862]  ? vprintk_default+0x28/0x30
[  821.166933]  ? vprintk_func+0x85/0x181
[  821.170831]  ? printk+0xa7/0xcf
[  821.174119]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  821.178886]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  821.184007]  new_skb+0x26/0x1c0
[  821.187298]  aoecmd_cfg+0x279/0x7f0
[  821.190934]  ? find_held_lock+0x36/0x1c0
[  821.195008]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  821.199344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  821.204902]  ? __lock_is_held+0xb5/0x140
[  821.208987]  discover_timer+0x50/0x60
[  821.212796]  call_timer_fn+0x272/0x920
[  821.216696]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  821.221551]  ? process_timeout+0x40/0x40
[  821.225652]  ? mark_held_locks+0xc7/0x130
[  821.229811]  ? _raw_spin_unlock_irq+0x27/0x80
[  821.234312]  ? _raw_spin_unlock_irq+0x27/0x80
[  821.238816]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  821.243670]  ? lockdep_hardirqs_on+0x296/0x5b0
[  821.248264]  ? trace_hardirqs_on+0xbd/0x310
[  821.252617]  ? kasan_check_read+0x11/0x20
[  821.256776]  ? __run_timers+0x7da/0xc70
[  821.260760]  ? trace_hardirqs_off_caller+0x310/0x310
[  821.265888]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  821.270738]  __run_timers+0x7e5/0xc70
[  821.274561]  ? timer_fixup_init+0x70/0x70
[  821.278742]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  821.283767]  ? zap_class+0x640/0x640
[  821.287498]  ? print_usage_bug+0xc0/0xc0
[  821.291594]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  821.296806]  ? find_held_lock+0x36/0x1c0
[  821.300884]  ? zap_class+0x640/0x640
[  821.304625]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  821.310177]  ? check_preemption_disabled+0x48/0x280
[  821.315211]  ? __lock_is_held+0xb5/0x140
[  821.319281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  821.324832]  ? check_preemption_disabled+0x48/0x280
[  821.329862]  run_timer_softirq+0x52/0xb0
[  821.333931]  ? rcu_read_lock_sched_held+0x14f/0x180
[  821.338962]  __do_softirq+0x308/0xb7e
[  821.342775]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  821.347282]  ? lock_downgrade+0x900/0x900
[  821.351445]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  821.356586]  ? pvclock_read_flags+0x160/0x160
[  821.361102]  ? lapic_next_event+0x5a/0x90
[  821.365267]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  821.370822]  ? kvm_clock_read+0x18/0x30
[  821.374808]  ? kvm_sched_clock_read+0x9/0x20
[  821.379231]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  821.384778]  ? check_preemption_disabled+0x48/0x280
[  821.389812]  irq_exit+0x17f/0x1c0
[  821.393278]  smp_apic_timer_interrupt+0x1cb/0x760
[  821.398127]  ? smp_reschedule_interrupt+0x109/0x650
[  821.403153]  ? smp_call_function_single_interrupt+0x650/0x650
[  821.409045]  ? interrupt_entry+0xb5/0xc0
[  821.413123]  ? trace_hardirqs_off_caller+0xbb/0x310
[  821.418147]  ? trace_hardirqs_off_caller+0xbb/0x310
[  821.423173]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  821.428025]  ? trace_hardirqs_on_caller+0x310/0x310
[  821.433049]  ? trace_hardirqs_on_caller+0x310/0x310
[  821.438082]  ? task_prio+0x50/0x50
[  821.441641]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  821.447193]  ? check_preemption_disabled+0x48/0x280
[  821.452227]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  821.457097]  apic_timer_interrupt+0xf/0x20
[  821.461334]  </IRQ>
[  821.463602] RIP: 0010:lock_is_held_type+0x74/0x210
[  821.468542] Code: 8b 83 7c 08 00 00 85 c0 0f 85 46 01 00 00 48 c7 c7 a8 fb 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 <0f> 85 6c 01 00 00 48 83 3d c6 20 f1 07 00 0f 84 2a 01 00 00 9c 58
[  821.487470] RSP: 0000:ffff8801c78d5fd0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  821.495183] RAX: dffffc0000000000 RBX: ffff8801c505c140 RCX: 0000000000000000
[  821.502460] RDX: 1ffffffff12a3f75 RSI: 00000000ffffffff RDI: ffffffff8951fba8
[  821.509739] RBP: ffff8801c78d5ff0 R08: ffff8801c505c140 R09: ffffed003b5e5b67
[  821.517018] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: 1ffff10038f1ac03
[  821.524297] R13: ffffffff8959b980 R14: 0000000000000000 R15: ffffffffffffffff
[  821.531629]  rcu_read_lock_held+0xa9/0xc0
[  821.535794]  list_lru_count_one+0x31a/0x450
[  821.540130]  ? list_lru_isolate_move+0x3c0/0x3c0
[  821.544892]  ? shmem_free_inode+0xd0/0xd0
[  821.549056]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  821.554617]  ? ubifs_shrink_count+0xc4/0x100
[  821.559044]  super_cache_count+0x153/0x2e0
[  821.563302]  do_shrink_slab+0x1b1/0xd30
[  821.567291]  ? lock_acquire+0x1ed/0x520
[  821.571278]  ? snapshot_refaults+0x290/0x290
[  821.575697]  ? lock_release+0xa00/0xa00
[  821.579696]  ? perf_trace_sched_process_exec+0x860/0x860
[  821.585170]  ? down_read_trylock+0xda/0x140
[  821.589497]  ? shrink_slab+0x207/0x8c0
[  821.593392]  ? downgrade_write+0x270/0x270
[  821.597653]  shrink_slab+0x389/0x8c0
[  821.601380]  ? shrink_active_list+0x1f00/0x1f00
[  821.606070]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  821.611711]  ? trace_hardirqs_on+0xbd/0x310
[  821.616047]  ? vmpressure+0x271/0x340
[  821.619861]  ? trace_hardirqs_off_caller+0x310/0x310
[  821.624979]  ? cgroup_procs_write_finish+0xf0/0xf0
[  821.629941]  shrink_node+0x431/0x16b0
[  821.633749]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  821.639062]  ? shrink_node_memcg+0x18f0/0x18f0
[  821.643659]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  821.648251]  ? trace_hardirqs_on+0xbd/0x310
[  821.652600]  ? vmpressure+0x271/0x340
[  821.656411]  ? do_raw_spin_unlock+0xa7/0x330
[  821.660827]  ? do_raw_spin_trylock+0x270/0x270
[  821.665426]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  821.670977]  ? __cpuset_node_allowed+0x19b/0x660
[  821.675746]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  821.681466]  ? vmpressure+0x1a2/0x340
[  821.685284]  do_try_to_free_pages+0x3e7/0x1290
[  821.689874]  ? zap_class+0x640/0x640
[  821.693633]  ? shrink_node+0x16b0/0x16b0
[  821.697704]  ? __lock_is_held+0xb5/0x140
[  821.701787]  try_to_free_pages+0x4d0/0xb90
[  821.706038]  ? do_try_to_free_pages+0x1290/0x1290
[  821.710904]  ? lock_acquire+0x1ed/0x520
[  821.714891]  ? set_page_refcounted+0x280/0x280
[  821.719491]  ? lock_release+0xa00/0xa00
[  821.723480]  ? _raw_spin_unlock_irq+0x60/0x80
[  821.727984]  ? psi_memstall_enter+0x240/0x2b0
[  821.732491]  ? psi_memstall_tick+0x230/0x230
[  821.736925]  __alloc_pages_slowpath+0xa14/0x2e10
[  821.741720]  ? warn_alloc+0x120/0x120
[  821.745527]  ? mark_held_locks+0x130/0x130
[  821.749778]  ? find_get_entry+0xaae/0x1120
[  821.754033]  ? filemap_map_pages+0x1a20/0x1a20
[  821.758633]  ? zap_class+0x640/0x640
[  821.762361]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  821.767910]  ? check_preemption_disabled+0x48/0x280
[  821.772934]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  821.778481]  ? should_fail+0x22d/0xd01
[  821.782387]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  821.787503]  ? zap_class+0x640/0x640
[  821.791252]  ? __lock_is_held+0xb5/0x140
[  821.795331]  ? mark_held_locks+0x130/0x130
[  821.799597]  ? lock_release+0xa00/0xa00
[  821.803603]  ? perf_trace_sched_process_exec+0x860/0x860
[  821.809066]  ? xa_load+0x2ba/0x460
[  821.812630]  ? lock_downgrade+0x900/0x900
[  821.816796]  ? __might_sleep+0x95/0x190
[  821.820786]  __alloc_pages_nodemask+0xa80/0xde0
[  821.825473]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  821.830501]  ? __page_cache_alloc+0x191/0x5c0
[  821.835004]  ? xa_load+0x2e1/0x460
[  821.838556]  ? xa_clear_mark+0x40/0x40
[  821.842477]  ? zap_class+0x640/0x640
[  821.846207]  ? zap_class+0x640/0x640
[  821.849928]  ? zap_class+0x640/0x640
[  821.853660]  ? __do_page_cache_readahead+0x663/0x810
[  821.858818]  ? find_held_lock+0x36/0x1c0
[  821.862924]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  821.868526]  alloc_pages_current+0x173/0x350
[  821.872952]  __page_cache_alloc+0x38c/0x5c0
[  821.877279]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  821.882217]  ? kasan_check_read+0x11/0x20
[  821.886376]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  821.891669]  ? generic_perform_write+0x6a0/0x6a0
[  821.896434]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  821.901982]  ? check_preemption_disabled+0x48/0x280
[  821.907022]  filemap_fault+0x1595/0x25f0
[  821.911112]  ? __lock_page_or_retry+0xa00/0xa00
[  821.915795]  ? mark_held_locks+0x130/0x130
[  821.920051]  ? filemap_map_pages+0xd6b/0x1a20
[  821.924580]  ? lock_downgrade+0x900/0x900
[  821.928744]  ? check_preemption_disabled+0x48/0x280
[  821.933774]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  821.938715]  ? kasan_check_read+0x11/0x20
[  821.942871]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  821.948156]  ? rcu_softirq_qs+0x20/0x20
[  821.952154]  ? filemap_map_pages+0xd92/0x1a20
[  821.956673]  ? find_get_entries_tag+0x1400/0x1400
[  821.961548]  ? lock_acquire+0x1ed/0x520
[  821.965551]  ? ext4_filemap_fault+0x7a/0xad
[  821.969907]  ? lock_release+0xa00/0xa00
[  821.973889]  ? perf_trace_sched_process_exec+0x860/0x860
[  821.979344]  ? mark_held_locks+0x130/0x130
[  821.983608]  ? print_usage_bug+0xc0/0xc0
[  821.987843]  ? print_usage_bug+0xc0/0xc0
[  821.991924]  ? down_read+0x8d/0x120
[  821.995559]  ? ext4_filemap_fault+0x7a/0xad
[  821.999916]  ? __down_interruptible+0x700/0x700
[  822.004626]  ext4_filemap_fault+0x82/0xad
[  822.008790]  __do_fault+0x100/0x6b0
[  822.012431]  ? pmd_devmap_trans_unstable+0x220/0x220
[  822.017546]  ? mark_held_locks+0x130/0x130
[  822.021811]  ? mark_held_locks+0x130/0x130
[  822.026065]  ? hrtimer_forward+0x2a0/0x2a0
[  822.030314]  ? hrtimer_start_range_ns+0x6c4/0xe00
[  822.035171]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  822.040725]  __handle_mm_fault+0x3ea0/0x5be0
[  822.045157]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  822.050013]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  822.055391]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  822.060505]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  822.065104]  ? trace_hardirqs_on+0xbd/0x310
[  822.069438]  ? kasan_check_read+0x11/0x20
[  822.073619]  ? __free_object+0x173/0x340
[  822.077705]  ? zap_class+0x640/0x640
[  822.081425]  ? zap_class+0x640/0x640
[  822.085150]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  822.090267]  ? find_held_lock+0x36/0x1c0
[  822.094353]  ? handle_mm_fault+0x42a/0xc70
[  822.098618]  ? lock_downgrade+0x900/0x900
[  822.102776]  ? check_preemption_disabled+0x48/0x280
[  822.107803]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  822.112745]  ? kasan_check_read+0x11/0x20
[  822.116899]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  822.122185]  ? rcu_softirq_qs+0x20/0x20
[  822.126167]  ? trace_hardirqs_off_caller+0x310/0x310
[  822.131283]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  822.136842]  ? check_preemption_disabled+0x48/0x280
[  822.141875]  handle_mm_fault+0x54f/0xc70
[  822.145954]  ? __handle_mm_fault+0x5be0/0x5be0
[  822.150551]  ? find_vma+0x34/0x190
[  822.154127]  __do_page_fault+0x5e8/0xe60
[  822.158195]  ? trace_hardirqs_off+0xb8/0x310
[  822.162651]  do_page_fault+0xf2/0x7e0
[  822.166461]  ? vmalloc_sync_all+0x30/0x30
[  822.170637]  ? error_entry+0x70/0xd0
[  822.174361]  ? trace_hardirqs_off_caller+0xbb/0x310
[  822.179403]  ? trace_hardirqs_on_caller+0xc0/0x310
[  822.184342]  ? syscall_return_slowpath+0x5e0/0x5e0
[  822.189280]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  822.194139]  ? trace_hardirqs_on_caller+0x310/0x310
[  822.199165]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  822.204636]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  822.209668]  ? prepare_exit_to_usermode+0x291/0x3b0
[  822.214695]  ? page_fault+0x8/0x30
[  822.218253]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  822.223111]  ? page_fault+0x8/0x30
[  822.226665]  page_fault+0x1e/0x30
[  822.230128] RIP: 0033:0x7f379df38e40
[  822.233870] Code: Bad RIP value.
[  822.237238] RSP: 002b:00007fff016452d8 EFLAGS: 00010246
[  822.242628] RAX: 0000000000000000 RBX: 00007fff01645400 RCX: 00007f379df38e40
[  822.249902] RDX: 0000000000000000 RSI: 00007fff01645480 RDI: 00007fff01645480
[  822.257178] RBP: 00007fff01645380 R08: 00007fff016452e0 R09: 0000000000000000
[  822.264456] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  822.271729] R13: 00007fff016455e0 R14: 0000000000000000 R15: 0000000000000000
[  822.279030] warn_alloc_show_mem: 1 callbacks suppressed
[  822.279043] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  822.279045] Mem-Info:
[  822.279082] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  822.279082]  active_file:8 inactive_file:18 isolated_file:0
[  822.279082]  unevictable:0 dirty:0 writeback:0 unstable:0
[  822.279082]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  822.279082]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  822.279082]  free:13785 free_pcp:451 free_cma:0
[  822.284428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  822.291800] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  822.294208] Call Trace:
[  822.327172] 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
[  822.336525]  <IRQ>
[  822.364363] lowmem_reserve[]: 0 2818 6321 6321
[  822.366958]  dump_stack+0x244/0x39d
[  822.393049] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  822.395215]  ? dump_stack_print_info.cold.1+0x20/0x20
[  822.399777] lowmem_reserve[]: 0 0 3503 3503
[  822.403416]  warn_alloc.cold.116+0xb7/0x1bd
[  822.430720] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  822.435921]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  822.440223] lowmem_reserve[]: 0 0 0 0
[  822.444549]  ? lock_downgrade+0x900/0x900
[  822.473769] 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
[  822.478635]  ? trace_hardirqs_off+0xb8/0x310
[  822.482414] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  822.486585]  ? trace_hardirqs_off+0xb8/0x310
[  822.500091] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  822.504510]  __alloc_pages_slowpath+0x26e8/0x2e10
[  822.519672] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  822.524103]  ? warn_alloc+0x120/0x120
[  822.538635] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  822.543480]  ? warn_alloc+0x120/0x120
[  822.552296] 3988 total pagecache pages
[  822.556097]  ? check_preemption_disabled+0x48/0x280
[  822.556113]  ? warn_alloc+0x120/0x120
[  822.564684] 0 pages in swap cache
[  822.568482]  ? print_usage_bug+0xc0/0xc0
[  822.572355] Swap cache stats: add 0, delete 0, find 0/0
[  822.577370]  ? print_usage_bug+0xc0/0xc0
[  822.581160] Free swap  = 0kB
[  822.584622]  ? zap_class+0x640/0x640
[  822.588665] Total swap = 0kB
[  822.594033]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  822.598081] 1965979 pages RAM
[  822.601092]  ? should_fail+0x22d/0xd01
[  822.601110]  ? get_stack_info+0x37/0x142
[  822.604811] 0 pages HighMem/MovableOnly
[  822.607833]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  822.613351] 342853 pages reserved
[  822.616459]  ? __lock_acquire+0x62f/0x4c20
[  822.620329] 0 pages cma reserved
[  822.624394]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  822.628411] aoe: skb alloc failure
[  822.633451]  ? __lock_acquire+0x62f/0x4c20
[  822.633467]  ? should_fail+0x22d/0xd01
[  822.636970] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  822.641155]  ? mark_held_locks+0x130/0x130
[  822.644501] cron cpuset=/ mems_allowed=0
[  822.649620]  ? mark_held_locks+0x130/0x130
[  822.683453]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  822.688740]  ? rcu_softirq_qs+0x20/0x20
[  822.692722]  ? rcu_softirq_qs+0x20/0x20
[  822.696705]  ? unwind_dump+0x190/0x190
[  822.700616]  ? zap_class+0x640/0x640
[  822.704339]  ? print_usage_bug+0xc0/0xc0
[  822.708417]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  822.713965]  ? check_preemption_disabled+0x48/0x280
[  822.719002]  ? __lock_is_held+0xb5/0x140
[  822.723079]  __alloc_pages_nodemask+0xa80/0xde0
[  822.727759]  ? zap_class+0x640/0x640
[  822.731486]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  822.736527]  ? find_held_lock+0x36/0x1c0
[  822.740629]  ? ____cache_alloc_node+0x1c7/0x1e0
[  822.745312]  ? lock_downgrade+0x900/0x900
[  822.749477]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  822.755033]  cache_grow_begin+0xa5/0x8c0
[  822.759106]  ? do_raw_spin_unlock+0xa7/0x330
[  822.763536]  fallback_alloc+0x204/0x2e0
[  822.767545]  ____cache_alloc_node+0x1c7/0x1e0
[  822.772077]  kmem_cache_alloc_node+0xe3/0x730
[  822.776605]  ? pskb_put+0xb0/0xb0
[  822.780079]  __alloc_skb+0x119/0x770
[  822.783813]  ? netdev_alloc_frag+0x1f0/0x1f0
[  822.788231]  ? atomic_notifier_call_chain+0xc6/0x190
[  822.793346]  ? lock_downgrade+0x900/0x900
[  822.797506]  ? check_preemption_disabled+0x48/0x280
[  822.802533]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  822.807494]  ? kasan_check_read+0x11/0x20
[  822.811657]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  822.816942]  ? rcu_softirq_qs+0x20/0x20
[  822.820930]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  822.825352]  ? do_raw_write_trylock+0x270/0x270
[  822.830044]  __neigh_notify+0x8c/0x160
[  822.833994]  neigh_timer_handler+0x6cb/0xdf0
[  822.838421]  ? neigh_periodic_work+0xc60/0xc60
[  822.843019]  ? __lock_is_held+0xb5/0x140
[  822.847101]  call_timer_fn+0x272/0x920
[  822.850996]  ? neigh_periodic_work+0xc60/0xc60
[  822.855609]  ? process_timeout+0x40/0x40
[  822.859688]  ? __run_timers+0x7da/0xc70
[  822.863679]  ? _raw_spin_unlock_irq+0x27/0x80
[  822.868184]  ? _raw_spin_unlock_irq+0x27/0x80
[  822.872688]  ? neigh_periodic_work+0xc60/0xc60
[  822.877283]  ? lockdep_hardirqs_on+0x296/0x5b0
[  822.881879]  ? trace_hardirqs_on+0xbd/0x310
[  822.886213]  ? kasan_check_read+0x11/0x20
[  822.890372]  ? __run_timers+0x7da/0xc70
[  822.894356]  ? trace_hardirqs_off_caller+0x310/0x310
[  822.899483]  ? neigh_periodic_work+0xc60/0xc60
[  822.904073]  __run_timers+0x7e5/0xc70
[  822.907893]  ? timer_fixup_init+0x70/0x70
[  822.912054]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  822.917080]  ? zap_class+0x640/0x640
[  822.920810]  ? enqueue_hrtimer+0x1a5/0x560
[  822.925058]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  822.930262]  ? find_held_lock+0x36/0x1c0
[  822.934341]  ? zap_class+0x640/0x640
[  822.938066]  ? pvclock_read_flags+0x160/0x160
[  822.942595]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  822.948148]  ? check_preemption_disabled+0x48/0x280
[  822.953183]  ? __lock_is_held+0xb5/0x140
[  822.957259]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  822.962806]  ? check_preemption_disabled+0x48/0x280
[  822.967843]  run_timer_softirq+0x52/0xb0
[  822.971913]  ? rcu_read_lock_sched_held+0x14f/0x180
[  822.976940]  __do_softirq+0x308/0xb7e
[  822.980754]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  822.985256]  ? lock_downgrade+0x900/0x900
[  822.989483]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  822.994628]  ? pvclock_read_flags+0x160/0x160
[  822.999137]  ? lapic_next_event+0x5a/0x90
[  823.003300]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  823.008850]  ? kvm_clock_read+0x18/0x30
[  823.012833]  ? kvm_sched_clock_read+0x9/0x20
[  823.017254]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  823.022801]  ? check_preemption_disabled+0x48/0x280
[  823.027845]  irq_exit+0x17f/0x1c0
[  823.031315]  smp_apic_timer_interrupt+0x1cb/0x760
[  823.036169]  ? smp_reschedule_interrupt+0x109/0x650
[  823.041196]  ? smp_call_function_single_interrupt+0x650/0x650
[  823.047087]  ? interrupt_entry+0xb5/0xc0
[  823.051160]  ? trace_hardirqs_off_caller+0xbb/0x310
[  823.056184]  ? trace_hardirqs_off_caller+0xbb/0x310
[  823.061210]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  823.066063]  ? trace_hardirqs_on_caller+0x310/0x310
[  823.071090]  ? trace_hardirqs_on_caller+0x310/0x310
[  823.076120]  ? task_prio+0x50/0x50
[  823.079673]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  823.085224]  ? check_preemption_disabled+0x48/0x280
[  823.090256]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  823.095120]  apic_timer_interrupt+0xf/0x20
[  823.099357]  </IRQ>
[  823.101619] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  823.106557] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  823.125706] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  823.133427] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  823.140706] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  823.147983] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  823.155260] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  823.162535] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  823.169882]  skb_clone+0x1bb/0x500
[  823.173438]  ? skb_split+0x11e0/0x11e0
[  823.177336]  ? check_preemption_disabled+0x48/0x280
[  823.182365]  ? __this_cpu_preempt_check+0x1c/0x20
[  823.187216]  ? __bpf_redirect+0x54b/0xb20
[  823.191386]  bpf_clone_redirect+0xb9/0x490
[  823.195643]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  823.200679]  ? __sched_text_start+0x8/0x8
[  823.204840]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  823.209629]  ? find_held_lock+0x36/0x1c0
[  823.213709]  ? lock_acquire+0x1ed/0x520
[  823.217691]  ? bpf_test_run+0x3cb/0x780
[  823.221680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  823.227229]  ? check_preemption_disabled+0x48/0x280
[  823.232267]  ? kasan_check_read+0x11/0x20
[  823.236426]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  823.241714]  ? rcu_softirq_qs+0x20/0x20
[  823.245701]  ? preempt_schedule+0x4d/0x60
[  823.249858]  ? ___preempt_schedule+0x16/0x18
[  823.254286]  ? bpf_test_run+0x25d/0x780
[  823.258281]  ? netlink_diag_dump+0x2a0/0x2a0
[  823.262703]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  823.268255]  ? bpf_test_init.isra.10+0x70/0x100
[  823.272943]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  823.277723]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  823.282599]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  823.288148]  ? fput+0x130/0x1a0
[  823.291436]  ? __bpf_prog_get+0x9b/0x290
[  823.295514]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  823.300363]  ? bpf_prog_test_run+0x130/0x1a0
[  823.304786]  ? __x64_sys_bpf+0x3db/0x520
[  823.308856]  ? bpf_prog_get+0x20/0x20
[  823.312692]  ? do_syscall_64+0x1b9/0x820
[  823.316766]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  823.322141]  ? syscall_return_slowpath+0x5e0/0x5e0
[  823.327083]  ? trace_hardirqs_on_caller+0x310/0x310
[  823.332114]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  823.337146]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  823.343820]  ? __switch_to_asm+0x40/0x70
[  823.347891]  ? __switch_to_asm+0x34/0x70
[  823.351967]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  823.356824]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  823.362223] CPU: 1 PID: 5951 Comm: cron Not tainted 4.20.0-rc1+ #152
[  823.362470] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  823.368736] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  823.379215] syz-executor5 cpuset=syz5 mems_allowed=0
[  823.388563] Call Trace:
[  823.396256]  <IRQ>
[  823.398429]  dump_stack+0x244/0x39d
[  823.402070]  ? dump_stack_print_info.cold.1+0x20/0x20
[  823.407292]  warn_alloc.cold.116+0xb7/0x1bd
[  823.411630]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  823.416491]  ? lock_downgrade+0x900/0x900
[  823.420658]  ? trace_hardirqs_off+0xb8/0x310
[  823.425087]  ? trace_hardirqs_off+0xb8/0x310
[  823.429514]  __alloc_pages_slowpath+0x26e8/0x2e10
[  823.434396]  ? warn_alloc+0x120/0x120
[  823.438216]  ? warn_alloc+0x120/0x120
[  823.442029]  ? warn_alloc+0x120/0x120
[  823.445845]  ? print_usage_bug+0xc0/0xc0
[  823.449918]  ? print_usage_bug+0xc0/0xc0
[  823.453990]  ? ktime_get+0x2c1/0x400
[  823.457719]  ? check_preemption_disabled+0x48/0x280
[  823.462742]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  823.467248]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  823.472798]  ? should_fail+0x22d/0xd01
[  823.476697]  ? kasan_check_read+0x11/0x20
[  823.480860]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  823.485973]  ? __lock_acquire+0x62f/0x4c20
[  823.490222]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  823.495338]  ? should_fail+0x22d/0xd01
[  823.499238]  ? print_usage_bug+0xc0/0xc0
[  823.503324]  ? mark_held_locks+0x130/0x130
[  823.507591]  ? mark_held_locks+0x130/0x130
[  823.511838]  ? check_preemption_disabled+0x48/0x280
[  823.516873]  ? zap_class+0x640/0x640
[  823.520622]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  823.525390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  823.530934]  ? check_preemption_disabled+0x48/0x280
[  823.535970]  ? __lock_is_held+0xb5/0x140
[  823.540045]  __alloc_pages_nodemask+0xa80/0xde0
[  823.544727]  ? zap_class+0x640/0x640
[  823.548456]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  823.553492]  ? find_held_lock+0x36/0x1c0
[  823.557590]  ? ____cache_alloc_node+0x1c7/0x1e0
[  823.562274]  ? lock_downgrade+0x900/0x900
[  823.566438]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  823.571989]  cache_grow_begin+0xa5/0x8c0
[  823.576071]  ? do_raw_spin_unlock+0xa7/0x330
[  823.580503]  fallback_alloc+0x204/0x2e0
[  823.584494]  ____cache_alloc_node+0x1c7/0x1e0
[  823.589004]  kmem_cache_alloc_node+0xe3/0x730
[  823.593509]  ? lockdep_hardirqs_on+0x296/0x5b0
[  823.598119]  __alloc_skb+0x119/0x770
[  823.601844]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  823.607226]  ? netdev_alloc_frag+0x1f0/0x1f0
[  823.611651]  ? vprintk_default+0x28/0x30
[  823.615721]  ? vprintk_func+0x85/0x181
[  823.619625]  ? printk+0xa7/0xcf
[  823.622915]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  823.627686]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  823.632807]  new_skb+0x26/0x1c0
[  823.636104]  aoecmd_cfg+0x279/0x7f0
[  823.639749]  ? find_held_lock+0x36/0x1c0
[  823.643825]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  823.648169]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  823.653729]  ? __lock_is_held+0xb5/0x140
[  823.657812]  discover_timer+0x50/0x60
[  823.661626]  call_timer_fn+0x272/0x920
[  823.665524]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  823.670376]  ? process_timeout+0x40/0x40
[  823.674459]  ? mark_held_locks+0xc7/0x130
[  823.678627]  ? _raw_spin_unlock_irq+0x27/0x80
[  823.683130]  ? _raw_spin_unlock_irq+0x27/0x80
[  823.687634]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  823.692490]  ? lockdep_hardirqs_on+0x296/0x5b0
[  823.697090]  ? trace_hardirqs_on+0xbd/0x310
[  823.701427]  ? kasan_check_read+0x11/0x20
[  823.705601]  ? __run_timers+0x7da/0xc70
[  823.709605]  ? trace_hardirqs_off_caller+0x310/0x310
[  823.714734]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  823.719599]  __run_timers+0x7e5/0xc70
[  823.723423]  ? timer_fixup_init+0x70/0x70
[  823.727602]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  823.732635]  ? zap_class+0x640/0x640
[  823.736366]  ? print_usage_bug+0xc0/0xc0
[  823.740438]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  823.745644]  ? find_held_lock+0x36/0x1c0
[  823.749723]  ? zap_class+0x640/0x640
[  823.753451]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  823.758999]  ? check_preemption_disabled+0x48/0x280
[  823.764037]  ? __lock_is_held+0xb5/0x140
[  823.768112]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  823.773664]  ? check_preemption_disabled+0x48/0x280
[  823.778699]  run_timer_softirq+0x52/0xb0
[  823.782780]  ? rcu_read_lock_sched_held+0x14f/0x180
[  823.787806]  __do_softirq+0x308/0xb7e
[  823.791623]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  823.796129]  ? lock_downgrade+0x900/0x900
[  823.800289]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  823.805413]  ? pvclock_read_flags+0x160/0x160
[  823.809922]  ? lapic_next_event+0x5a/0x90
[  823.814087]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  823.819647]  ? kvm_clock_read+0x18/0x30
[  823.823633]  ? kvm_sched_clock_read+0x9/0x20
[  823.828052]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  823.833622]  ? check_preemption_disabled+0x48/0x280
[  823.838663]  irq_exit+0x17f/0x1c0
[  823.842127]  smp_apic_timer_interrupt+0x1cb/0x760
[  823.846980]  ? smp_reschedule_interrupt+0x109/0x650
[  823.852021]  ? smp_call_function_single_interrupt+0x650/0x650
[  823.858012]  ? interrupt_entry+0xb5/0xc0
[  823.862093]  ? trace_hardirqs_off_caller+0xbb/0x310
[  823.867117]  ? trace_hardirqs_off_caller+0xbb/0x310
[  823.872143]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  823.876994]  ? trace_hardirqs_on_caller+0x310/0x310
[  823.882017]  ? trace_hardirqs_on_caller+0x310/0x310
[  823.887042]  ? task_prio+0x50/0x50
[  823.890614]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  823.896186]  ? check_preemption_disabled+0x48/0x280
[  823.901216]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  823.906083]  apic_timer_interrupt+0xf/0x20
[  823.910319]  </IRQ>
[  823.912589] RIP: 0010:lock_is_held_type+0x74/0x210
[  823.917530] Code: 8b 83 7c 08 00 00 85 c0 0f 85 46 01 00 00 48 c7 c7 a8 fb 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 <0f> 85 6c 01 00 00 48 83 3d c6 20 f1 07 00 0f 84 2a 01 00 00 9c 58
[  823.936595] RSP: 0000:ffff8801c78d5fd0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  823.944311] RAX: dffffc0000000000 RBX: ffff8801c505c140 RCX: 0000000000000000
[  823.951605] RDX: 1ffffffff12a3f75 RSI: 00000000ffffffff RDI: ffffffff8951fba8
[  823.958880] RBP: ffff8801c78d5ff0 R08: ffff8801c505c140 R09: ffffed003b5e5b67
[  823.966161] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: 1ffff10038f1ac03
[  823.973436] R13: ffffffff8959b980 R14: 0000000000000000 R15: ffffffffffffffff
[  823.980756]  rcu_read_lock_held+0xa9/0xc0
[  823.984916]  list_lru_count_one+0x31a/0x450
[  823.989449]  ? list_lru_isolate_move+0x3c0/0x3c0
[  823.994214]  ? shmem_free_inode+0xd0/0xd0
[  823.998378]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  824.003922]  ? ubifs_shrink_count+0xc4/0x100
[  824.008348]  super_cache_count+0x153/0x2e0
[  824.012619]  do_shrink_slab+0x1b1/0xd30
[  824.016625]  ? lock_acquire+0x1ed/0x520
[  824.020679]  ? snapshot_refaults+0x290/0x290
[  824.025116]  ? lock_release+0xa00/0xa00
[  824.029109]  ? perf_trace_sched_process_exec+0x860/0x860
[  824.034606]  ? down_read_trylock+0xda/0x140
[  824.038939]  ? shrink_slab+0x207/0x8c0
[  824.042836]  ? downgrade_write+0x270/0x270
[  824.047101]  shrink_slab+0x389/0x8c0
[  824.050829]  ? shrink_active_list+0x1f00/0x1f00
[  824.055650]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  824.061287]  ? trace_hardirqs_on+0xbd/0x310
[  824.065636]  ? vmpressure+0x271/0x340
[  824.069447]  ? trace_hardirqs_off_caller+0x310/0x310
[  824.074582]  ? cgroup_procs_write_finish+0xf0/0xf0
[  824.079542]  shrink_node+0x431/0x16b0
[  824.083376]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  824.088691]  ? shrink_node_memcg+0x18f0/0x18f0
[  824.093286]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  824.097882]  ? trace_hardirqs_on+0xbd/0x310
[  824.102216]  ? vmpressure+0x271/0x340
[  824.106027]  ? do_raw_spin_unlock+0xa7/0x330
[  824.110449]  ? do_raw_spin_trylock+0x270/0x270
[  824.115047]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  824.120618]  ? __cpuset_node_allowed+0x19b/0x660
[  824.125386]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  824.131108]  ? vmpressure+0x1a2/0x340
[  824.134926]  do_try_to_free_pages+0x3e7/0x1290
[  824.139516]  ? zap_class+0x640/0x640
[  824.143260]  ? shrink_node+0x16b0/0x16b0
[  824.147331]  ? __lock_is_held+0xb5/0x140
[  824.151418]  try_to_free_pages+0x4d0/0xb90
[  824.155670]  ? do_try_to_free_pages+0x1290/0x1290
[  824.160535]  ? lock_acquire+0x1ed/0x520
[  824.164541]  ? set_page_refcounted+0x280/0x280
[  824.169157]  ? lock_release+0xa00/0xa00
[  824.173142]  ? _raw_spin_unlock_irq+0x60/0x80
[  824.177651]  ? psi_memstall_enter+0x240/0x2b0
[  824.182156]  ? psi_memstall_tick+0x230/0x230
[  824.186605]  __alloc_pages_slowpath+0xa14/0x2e10
[  824.191404]  ? warn_alloc+0x120/0x120
[  824.195218]  ? mark_held_locks+0x130/0x130
[  824.199469]  ? find_get_entry+0xaae/0x1120
[  824.203724]  ? filemap_map_pages+0x1a20/0x1a20
[  824.208324]  ? zap_class+0x640/0x640
[  824.212056]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  824.217625]  ? check_preemption_disabled+0x48/0x280
[  824.222650]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  824.228199]  ? should_fail+0x22d/0xd01
[  824.232104]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  824.237222]  ? zap_class+0x640/0x640
[  824.240970]  ? __lock_is_held+0xb5/0x140
[  824.245046]  ? mark_held_locks+0x130/0x130
[  824.249343]  ? lock_release+0xa00/0xa00
[  824.253333]  ? perf_trace_sched_process_exec+0x860/0x860
[  824.258792]  ? xa_load+0x2ba/0x460
[  824.262342]  ? lock_downgrade+0x900/0x900
[  824.266507]  ? __might_sleep+0x95/0x190
[  824.270494]  __alloc_pages_nodemask+0xa80/0xde0
[  824.275178]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  824.280203]  ? __page_cache_alloc+0x191/0x5c0
[  824.284705]  ? xa_load+0x2e1/0x460
[  824.288255]  ? xa_clear_mark+0x40/0x40
[  824.292152]  ? zap_class+0x640/0x640
[  824.295882]  ? zap_class+0x640/0x640
[  824.299620]  ? zap_class+0x640/0x640
[  824.303347]  ? __do_page_cache_readahead+0x663/0x810
[  824.308468]  ? find_held_lock+0x36/0x1c0
[  824.312547]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  824.318124]  alloc_pages_current+0x173/0x350
[  824.322548]  __page_cache_alloc+0x38c/0x5c0
[  824.326896]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  824.331837]  ? kasan_check_read+0x11/0x20
[  824.335998]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  824.341292]  ? generic_perform_write+0x6a0/0x6a0
[  824.346061]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  824.351629]  ? check_preemption_disabled+0x48/0x280
[  824.356665]  filemap_fault+0x1595/0x25f0
[  824.360749]  ? __lock_page_or_retry+0xa00/0xa00
[  824.365432]  ? mark_held_locks+0x130/0x130
[  824.369691]  ? filemap_map_pages+0xd6b/0x1a20
[  824.374197]  ? lock_downgrade+0x900/0x900
[  824.378354]  ? check_preemption_disabled+0x48/0x280
[  824.383382]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  824.388323]  ? kasan_check_read+0x11/0x20
[  824.392478]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  824.397766]  ? rcu_softirq_qs+0x20/0x20
[  824.401769]  ? filemap_map_pages+0xd92/0x1a20
[  824.406294]  ? find_get_entries_tag+0x1400/0x1400
[  824.411167]  ? lock_acquire+0x1ed/0x520
[  824.415150]  ? ext4_filemap_fault+0x7a/0xad
[  824.419489]  ? lock_release+0xa00/0xa00
[  824.423470]  ? perf_trace_sched_process_exec+0x860/0x860
[  824.428927]  ? mark_held_locks+0x130/0x130
[  824.433174]  ? print_usage_bug+0xc0/0xc0
[  824.437245]  ? print_usage_bug+0xc0/0xc0
[  824.441351]  ? down_read+0x8d/0x120
[  824.444986]  ? ext4_filemap_fault+0x7a/0xad
[  824.449317]  ? __down_interruptible+0x700/0x700
[  824.454003]  ext4_filemap_fault+0x82/0xad
[  824.458163]  __do_fault+0x100/0x6b0
[  824.461805]  ? pmd_devmap_trans_unstable+0x220/0x220
[  824.466925]  ? mark_held_locks+0x130/0x130
[  824.471174]  ? mark_held_locks+0x130/0x130
[  824.475423]  ? hrtimer_forward+0x2a0/0x2a0
[  824.479668]  ? hrtimer_start_range_ns+0x6c4/0xe00
[  824.484522]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  824.490074]  __handle_mm_fault+0x3ea0/0x5be0
[  824.494509]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  824.499362]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  824.504559]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  824.509693]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  824.514287]  ? trace_hardirqs_on+0xbd/0x310
[  824.518632]  ? kasan_check_read+0x11/0x20
[  824.522793]  ? __free_object+0x173/0x340
[  824.526921]  ? zap_class+0x640/0x640
[  824.530651]  ? zap_class+0x640/0x640
[  824.534374]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  824.539493]  ? find_held_lock+0x36/0x1c0
[  824.543589]  ? handle_mm_fault+0x42a/0xc70
[  824.547835]  ? lock_downgrade+0x900/0x900
[  824.551991]  ? check_preemption_disabled+0x48/0x280
[  824.557020]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  824.561959]  ? kasan_check_read+0x11/0x20
[  824.566116]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  824.571404]  ? rcu_softirq_qs+0x20/0x20
[  824.575389]  ? trace_hardirqs_off_caller+0x310/0x310
[  824.580503]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  824.586049]  ? check_preemption_disabled+0x48/0x280
[  824.591093]  handle_mm_fault+0x54f/0xc70
[  824.595173]  ? __handle_mm_fault+0x5be0/0x5be0
[  824.599774]  ? find_vma+0x34/0x190
[  824.603372]  __do_page_fault+0x5e8/0xe60
[  824.607442]  ? trace_hardirqs_off+0xb8/0x310
[  824.611875]  do_page_fault+0xf2/0x7e0
[  824.615689]  ? vmalloc_sync_all+0x30/0x30
[  824.619850]  ? error_entry+0x70/0xd0
[  824.623596]  ? trace_hardirqs_off_caller+0xbb/0x310
[  824.628624]  ? trace_hardirqs_on_caller+0xc0/0x310
[  824.633563]  ? syscall_return_slowpath+0x5e0/0x5e0
[  824.638524]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  824.643381]  ? trace_hardirqs_on_caller+0x310/0x310
[  824.648409]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  824.653871]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  824.658897]  ? prepare_exit_to_usermode+0x291/0x3b0
[  824.663919]  ? page_fault+0x8/0x30
[  824.667473]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  824.672324]  ? page_fault+0x8/0x30
[  824.675872]  page_fault+0x1e/0x30
[  824.679332] RIP: 0033:0x7f379df38e40
[  824.683065] Code: Bad RIP value.
[  824.686500] RSP: 002b:00007fff016452d8 EFLAGS: 00010246
[  824.691869] RAX: 0000000000000000 RBX: 00007fff01645400 RCX: 00007f379df38e40
[  824.699144] RDX: 0000000000000000 RSI: 00007fff01645480 RDI: 00007fff01645480
[  824.706418] RBP: 00007fff01645380 R08: 00007fff016452e0 R09: 0000000000000000
[  824.713693] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  824.720972] R13: 00007fff016455e0 R14: 0000000000000000 R15: 0000000000000000
[  824.728272] warn_alloc_show_mem: 1 callbacks suppressed
[  824.728285] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  824.728287] Mem-Info:
[  824.728318] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  824.728318]  active_file:8 inactive_file:18 isolated_file:0
[  824.728318]  unevictable:0 dirty:0 writeback:0 unstable:0
[  824.728318]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  824.728318]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  824.728318]  free:13785 free_pcp:451 free_cma:0
[  824.733672] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  824.741047] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  824.743459] Call Trace:
[  824.776420] 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
[  824.785776]  <IRQ>
[  824.813622] lowmem_reserve[]: 0 2818 6321 6321
[  824.816227]  dump_stack+0x244/0x39d
[  824.842316] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  824.844476]  ? dump_stack_print_info.cold.1+0x20/0x20
[  824.849121] lowmem_reserve[]: 0 0 3503 3503
[  824.852760]  warn_alloc.cold.116+0xb7/0x1bd
[  824.880063] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  824.885258]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  824.889550] lowmem_reserve[]: 0 0 0 0
[  824.893910]  ? lock_downgrade+0x900/0x900
[  824.923128] 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
[  824.927982]  ? trace_hardirqs_off+0xb8/0x310
[  824.931761] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  824.935917]  ? trace_hardirqs_off+0xb8/0x310
[  824.949421] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  824.953837]  __alloc_pages_slowpath+0x26e8/0x2e10
[  824.968991] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  824.973423]  ? warn_alloc+0x120/0x120
[  824.987952] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  824.992788]  ? warn_alloc+0x120/0x120
[  825.001612] 3988 total pagecache pages
[  825.005408]  ? warn_alloc+0x120/0x120
[  825.013965] 0 pages in swap cache
[  825.017756]  ? print_usage_bug+0xc0/0xc0
[  825.021624] Swap cache stats: add 0, delete 0, find 0/0
[  825.025411]  ? print_usage_bug+0xc0/0xc0
[  825.028839] Free swap  = 0kB
[  825.032890]  ? print_usage_bug+0xc0/0xc0
[  825.038226] Total swap = 0kB
[  825.038234] 1965979 pages RAM
[  825.042292]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  825.045281] 0 pages HighMem/MovableOnly
[  825.049336]  ? should_fail+0x22d/0xd01
[  825.052331] 342853 pages reserved
[  825.055431]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  825.060941] 0 pages cma reserved
[  825.064911]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  825.068836] aoe: skb alloc failure
[  825.072224]  ? __lock_acquire+0x62f/0x4c20
[  825.077191] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  825.080493]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  825.085576] cron cpuset=/ mems_allowed=0
[  825.089116]  ? should_fail+0x22d/0xd01
[  825.116023]  ? print_usage_bug+0xc0/0xc0
[  825.120333]  ? mark_held_locks+0x130/0x130
[  825.124588]  ? mark_held_locks+0x130/0x130
[  825.128835]  ? zap_class+0x640/0x640
[  825.132545]  ? zap_class+0x640/0x640
[  825.136269]  ? zap_class+0x640/0x640
[  825.139986]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  825.145528]  ? check_preemption_disabled+0x48/0x280
[  825.150555]  ? __lock_is_held+0xb5/0x140
[  825.154640]  __alloc_pages_nodemask+0xa80/0xde0
[  825.159314]  ? zap_class+0x640/0x640
[  825.163036]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  825.168066]  ? find_held_lock+0x36/0x1c0
[  825.172138]  ? ____cache_alloc_node+0x1c7/0x1e0
[  825.176808]  ? lock_downgrade+0x900/0x900
[  825.180967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  825.186513]  cache_grow_begin+0xa5/0x8c0
[  825.190588]  ? do_raw_spin_unlock+0xa7/0x330
[  825.195005]  fallback_alloc+0x204/0x2e0
[  825.198987]  ____cache_alloc_node+0x1c7/0x1e0
[  825.203490]  kmem_cache_alloc_node+0xe3/0x730
[  825.207986]  ? trace_hardirqs_on+0xbd/0x310
[  825.212308]  ? kasan_check_read+0x11/0x20
[  825.216469]  __alloc_skb+0x119/0x770
[  825.220185]  ? mark_held_locks+0xc7/0x130
[  825.224336]  ? netdev_alloc_frag+0x1f0/0x1f0
[  825.228750]  ? mark_held_locks+0x130/0x130
[  825.232984]  ? call_rcu+0xb/0x10
[  825.236356]  ? zap_class+0x640/0x640
[  825.240071]  ? check_preemption_disabled+0x48/0x280
[  825.245095]  ? get_stack_info+0x37/0x142
[  825.249157]  ? get_stack_info+0x37/0x142
[  825.253227]  alloc_skb_with_frags+0x133/0x7d0
[  825.257724]  ? find_held_lock+0x36/0x1c0
[  825.261798]  ? skb_complete_wifi_ack+0x1e0/0x1e0
[  825.266558]  ? lock_downgrade+0x900/0x900
[  825.270718]  ? check_preemption_disabled+0x48/0x280
[  825.275752]  sock_alloc_send_pskb+0x87a/0xaf0
[  825.280249]  ? rcu_softirq_qs+0x20/0x20
[  825.284220]  ? unwind_dump+0x190/0x190
[  825.288114]  ? sock_wmalloc+0x1f0/0x1f0
[  825.292090]  ? kernel_text_address+0x79/0xf0
[  825.296511]  ? __kernel_text_address+0xd/0x40
[  825.301012]  ? unwind_get_return_address+0x61/0xa0
[  825.305947]  ? __save_stack_trace+0x8d/0xf0
[  825.310287]  ? save_stack+0xa9/0xd0
[  825.313916]  ? save_stack+0x43/0xd0
[  825.317545]  ? kasan_kmalloc+0xc7/0xe0
[  825.321440]  ? kmem_cache_alloc_trace+0x152/0x750
[  825.326288]  ? ip_setup_cork+0x6b9/0x8a0
[  825.330348]  ? ip_append_data.part.49+0x13c/0x170
[  825.335188]  ? ip_append_data+0x6d/0x90
[  825.339174]  sock_alloc_send_skb+0x32/0x40
[  825.343412]  __ip_append_data.isra.48+0x15b8/0x29b0
[  825.348437]  ? icmp_push_reply+0x540/0x540
[  825.352680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  825.358223]  ? ip_generic_getfrag+0x2e0/0x2e0
[  825.362726]  ? __lock_is_held+0xb5/0x140
[  825.366790]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  825.372329]  ? ipv4_mtu+0x39f/0x590
[  825.375956]  ? rt_acct_proc_show+0x370/0x370
[  825.380367]  ? ip_setup_cork+0x6b9/0x8a0
[  825.384432]  ? rcu_read_lock_sched_held+0x14f/0x180
[  825.389452]  ? kmem_cache_alloc_trace+0x353/0x750
[  825.394296]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  825.399844]  ? refcount_sub_and_test_checked+0x203/0x310
[  825.405306]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  825.410854]  ip_append_data.part.49+0xef/0x170
[  825.415439]  ? icmp_push_reply+0x540/0x540
[  825.419681]  ip_append_data+0x6d/0x90
[  825.423484]  ? icmp_push_reply+0x540/0x540
[  825.427722]  icmp_push_reply+0x18e/0x540
[  825.431792]  icmp_send+0x1544/0x1bd0
[  825.435507]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  825.441057]  ? icmp_route_lookup.constprop.23+0x1900/0x1900
[  825.446771]  ? zap_class+0x640/0x640
[  825.450562]  ? lock_downgrade+0x900/0x900
[  825.454732]  ? lock_acquire+0x1ed/0x520
[  825.458706]  ? neigh_timer_handler+0xa0/0xdf0
[  825.463206]  ? refcount_sub_and_test_checked+0x203/0x310
[  825.468655]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  825.473069]  ipv4_link_failure+0x2c/0x220
[  825.477217]  ? ipv4_link_failure+0x2c/0x220
[  825.481537]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  825.485983]  arp_error_report+0xd1/0x1c0
[  825.490070]  neigh_invalidate+0x246/0x550
[  825.494225]  neigh_timer_handler+0xb07/0xdf0
[  825.498638]  ? neigh_periodic_work+0xc60/0xc60
[  825.503226]  ? __lock_is_held+0xb5/0x140
[  825.507301]  call_timer_fn+0x272/0x920
[  825.511187]  ? neigh_periodic_work+0xc60/0xc60
[  825.515774]  ? process_timeout+0x40/0x40
[  825.519864]  ? __run_timers+0x7da/0xc70
[  825.523845]  ? _raw_spin_unlock_irq+0x27/0x80
[  825.528359]  ? _raw_spin_unlock_irq+0x27/0x80
[  825.532852]  ? neigh_periodic_work+0xc60/0xc60
[  825.537448]  ? lockdep_hardirqs_on+0x296/0x5b0
[  825.542050]  ? trace_hardirqs_on+0xbd/0x310
[  825.546404]  ? kasan_check_read+0x11/0x20
[  825.550551]  ? __run_timers+0x7da/0xc70
[  825.554546]  ? trace_hardirqs_off_caller+0x310/0x310
[  825.559670]  ? neigh_periodic_work+0xc60/0xc60
[  825.564251]  ? neigh_periodic_work+0xc60/0xc60
[  825.568870]  __run_timers+0x7e5/0xc70
[  825.572680]  ? timer_fixup_init+0x70/0x70
[  825.576835]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  825.581854]  ? zap_class+0x640/0x640
[  825.585583]  ? enqueue_hrtimer+0x1a5/0x560
[  825.589824]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  825.595023]  ? find_held_lock+0x36/0x1c0
[  825.599091]  ? zap_class+0x640/0x640
[  825.602811]  ? pvclock_read_flags+0x160/0x160
[  825.607309]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  825.612851]  ? check_preemption_disabled+0x48/0x280
[  825.617880]  ? __lock_is_held+0xb5/0x140
[  825.621944]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  825.627487]  ? check_preemption_disabled+0x48/0x280
[  825.632510]  run_timer_softirq+0x52/0xb0
[  825.636589]  ? rcu_read_lock_sched_held+0x14f/0x180
[  825.641614]  __do_softirq+0x308/0xb7e
[  825.645419]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  825.649922]  ? lock_downgrade+0x900/0x900
[  825.654076]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  825.659187]  ? pvclock_read_flags+0x160/0x160
[  825.663689]  ? lapic_next_event+0x5a/0x90
[  825.667841]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  825.673383]  ? kvm_clock_read+0x18/0x30
[  825.677356]  ? kvm_sched_clock_read+0x9/0x20
[  825.681766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  825.687307]  ? check_preemption_disabled+0x48/0x280
[  825.692332]  irq_exit+0x17f/0x1c0
[  825.695789]  smp_apic_timer_interrupt+0x1cb/0x760
[  825.700636]  ? smp_reschedule_interrupt+0x109/0x650
[  825.705656]  ? smp_call_function_single_interrupt+0x650/0x650
[  825.711539]  ? interrupt_entry+0xb5/0xc0
[  825.715617]  ? trace_hardirqs_off_caller+0xbb/0x310
[  825.720635]  ? trace_hardirqs_off_caller+0xbb/0x310
[  825.725653]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  825.730496]  ? trace_hardirqs_on_caller+0x310/0x310
[  825.735509]  ? trace_hardirqs_on_caller+0x310/0x310
[  825.740525]  ? task_prio+0x50/0x50
[  825.744070]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  825.749618]  ? check_preemption_disabled+0x48/0x280
[  825.754641]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  825.759494]  apic_timer_interrupt+0xf/0x20
[  825.763730]  </IRQ>
[  825.765980] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  825.770912] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  825.789811] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  825.797516] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  825.804787] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  825.812053] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  825.819319] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  825.826595] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  825.833907]  skb_clone+0x1bb/0x500
[  825.837449]  ? skb_split+0x11e0/0x11e0
[  825.841341]  ? check_preemption_disabled+0x48/0x280
[  825.846363]  ? __this_cpu_preempt_check+0x1c/0x20
[  825.851205]  ? __bpf_redirect+0x54b/0xb20
[  825.855366]  bpf_clone_redirect+0xb9/0x490
[  825.859615]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  825.864639]  ? __sched_text_start+0x8/0x8
[  825.868794]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  825.873574]  ? find_held_lock+0x36/0x1c0
[  825.877653]  ? lock_acquire+0x1ed/0x520
[  825.881635]  ? bpf_test_run+0x3cb/0x780
[  825.885613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  825.891151]  ? check_preemption_disabled+0x48/0x280
[  825.896177]  ? kasan_check_read+0x11/0x20
[  825.900328]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  825.905607]  ? rcu_softirq_qs+0x20/0x20
[  825.909597]  ? preempt_schedule+0x4d/0x60
[  825.913752]  ? ___preempt_schedule+0x16/0x18
[  825.918170]  ? bpf_test_run+0x25d/0x780
[  825.922157]  ? netlink_diag_dump+0x2a0/0x2a0
[  825.926587]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  825.932130]  ? bpf_test_init.isra.10+0x70/0x100
[  825.936804]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  825.941585]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  825.946431]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  825.951971]  ? fput+0x130/0x1a0
[  825.955251]  ? __bpf_prog_get+0x9b/0x290
[  825.959318]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  825.964158]  ? bpf_prog_test_run+0x130/0x1a0
[  825.968586]  ? __x64_sys_bpf+0x3db/0x520
[  825.972653]  ? bpf_prog_get+0x20/0x20
[  825.976478]  ? do_syscall_64+0x1b9/0x820
[  825.980543]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  825.986428]  ? syscall_return_slowpath+0x5e0/0x5e0
[  825.991367]  ? trace_hardirqs_on_caller+0x310/0x310
[  825.996389]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  826.001407]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  826.008076]  ? __switch_to_asm+0x40/0x70
[  826.012139]  ? __switch_to_asm+0x34/0x70
[  826.016205]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  826.021060]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  826.026443] CPU: 1 PID: 5951 Comm: cron Not tainted 4.20.0-rc1+ #152
[  826.026613] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  826.032953] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  826.043427] syz-executor5 cpuset=syz5 mems_allowed=0
[  826.052769] Call Trace:
[  826.060430]  <IRQ>
[  826.062598]  dump_stack+0x244/0x39d
[  826.066233]  ? dump_stack_print_info.cold.1+0x20/0x20
[  826.071438]  warn_alloc.cold.116+0xb7/0x1bd
[  826.075761]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  826.080613]  ? lock_downgrade+0x900/0x900
[  826.084771]  ? trace_hardirqs_off+0xb8/0x310
[  826.089186]  ? trace_hardirqs_off+0xb8/0x310
[  826.093610]  __alloc_pages_slowpath+0x26e8/0x2e10
[  826.098481]  ? warn_alloc+0x120/0x120
[  826.102290]  ? warn_alloc+0x120/0x120
[  826.106101]  ? warn_alloc+0x120/0x120
[  826.109908]  ? print_usage_bug+0xc0/0xc0
[  826.113971]  ? print_usage_bug+0xc0/0xc0
[  826.118059]  ? ktime_get+0x2c1/0x400
[  826.121787]  ? check_preemption_disabled+0x48/0x280
[  826.126800]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  826.131296]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  826.136832]  ? should_fail+0x22d/0xd01
[  826.140722]  ? kasan_check_read+0x11/0x20
[  826.144874]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  826.149978]  ? __lock_acquire+0x62f/0x4c20
[  826.154217]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  826.159332]  ? should_fail+0x22d/0xd01
[  826.163239]  ? print_usage_bug+0xc0/0xc0
[  826.167309]  ? mark_held_locks+0x130/0x130
[  826.171563]  ? mark_held_locks+0x130/0x130
[  826.175817]  ? check_preemption_disabled+0x48/0x280
[  826.180843]  ? zap_class+0x640/0x640
[  826.184563]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  826.189336]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  826.194873]  ? check_preemption_disabled+0x48/0x280
[  826.199900]  ? __lock_is_held+0xb5/0x140
[  826.203972]  __alloc_pages_nodemask+0xa80/0xde0
[  826.208647]  ? zap_class+0x640/0x640
[  826.212371]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  826.217398]  ? find_held_lock+0x36/0x1c0
[  826.221471]  ? ____cache_alloc_node+0x1c7/0x1e0
[  826.226157]  ? lock_downgrade+0x900/0x900
[  826.230315]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  826.235857]  cache_grow_begin+0xa5/0x8c0
[  826.239916]  ? do_raw_spin_unlock+0xa7/0x330
[  826.244336]  fallback_alloc+0x204/0x2e0
[  826.248316]  ____cache_alloc_node+0x1c7/0x1e0
[  826.252816]  kmem_cache_alloc_node+0xe3/0x730
[  826.257316]  ? lockdep_hardirqs_on+0x296/0x5b0
[  826.261908]  __alloc_skb+0x119/0x770
[  826.265627]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  826.270999]  ? netdev_alloc_frag+0x1f0/0x1f0
[  826.275416]  ? vprintk_default+0x28/0x30
[  826.279475]  ? vprintk_func+0x85/0x181
[  826.283363]  ? printk+0xa7/0xcf
[  826.286657]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  826.291444]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  826.296551]  new_skb+0x26/0x1c0
[  826.299856]  aoecmd_cfg+0x279/0x7f0
[  826.303489]  ? find_held_lock+0x36/0x1c0
[  826.307552]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  826.311889]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  826.317442]  ? __lock_is_held+0xb5/0x140
[  826.321513]  discover_timer+0x50/0x60
[  826.325316]  call_timer_fn+0x272/0x920
[  826.329206]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  826.334050]  ? process_timeout+0x40/0x40
[  826.338127]  ? mark_held_locks+0xc7/0x130
[  826.342277]  ? _raw_spin_unlock_irq+0x27/0x80
[  826.346769]  ? _raw_spin_unlock_irq+0x27/0x80
[  826.351262]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  826.356112]  ? lockdep_hardirqs_on+0x296/0x5b0
[  826.360701]  ? trace_hardirqs_on+0xbd/0x310
[  826.365026]  ? kasan_check_read+0x11/0x20
[  826.369175]  ? __run_timers+0x7da/0xc70
[  826.373165]  ? trace_hardirqs_off_caller+0x310/0x310
[  826.378283]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  826.383124]  __run_timers+0x7e5/0xc70
[  826.386939]  ? timer_fixup_init+0x70/0x70
[  826.391096]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  826.396122]  ? zap_class+0x640/0x640
[  826.399841]  ? print_usage_bug+0xc0/0xc0
[  826.403903]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  826.409108]  ? find_held_lock+0x36/0x1c0
[  826.413175]  ? zap_class+0x640/0x640
[  826.416895]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  826.422437]  ? check_preemption_disabled+0x48/0x280
[  826.427467]  ? __lock_is_held+0xb5/0x140
[  826.431529]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  826.437067]  ? check_preemption_disabled+0x48/0x280
[  826.442127]  run_timer_softirq+0x52/0xb0
[  826.446189]  ? rcu_read_lock_sched_held+0x14f/0x180
[  826.451210]  __do_softirq+0x308/0xb7e
[  826.455015]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  826.459509]  ? lock_downgrade+0x900/0x900
[  826.463672]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  826.468784]  ? pvclock_read_flags+0x160/0x160
[  826.473282]  ? lapic_next_event+0x5a/0x90
[  826.477434]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  826.482978]  ? kvm_clock_read+0x18/0x30
[  826.486955]  ? kvm_sched_clock_read+0x9/0x20
[  826.491368]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  826.496908]  ? check_preemption_disabled+0x48/0x280
[  826.501942]  irq_exit+0x17f/0x1c0
[  826.505401]  smp_apic_timer_interrupt+0x1cb/0x760
[  826.510244]  ? smp_reschedule_interrupt+0x109/0x650
[  826.515260]  ? smp_call_function_single_interrupt+0x650/0x650
[  826.521142]  ? interrupt_entry+0xb5/0xc0
[  826.525205]  ? trace_hardirqs_off_caller+0xbb/0x310
[  826.530226]  ? trace_hardirqs_off_caller+0xbb/0x310
[  826.535242]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  826.540095]  ? trace_hardirqs_on_caller+0x310/0x310
[  826.545116]  ? trace_hardirqs_on_caller+0x310/0x310
[  826.550132]  ? task_prio+0x50/0x50
[  826.553691]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  826.559232]  ? check_preemption_disabled+0x48/0x280
[  826.564255]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  826.569113]  apic_timer_interrupt+0xf/0x20
[  826.573345]  </IRQ>
[  826.575591] RIP: 0010:lock_is_held_type+0x74/0x210
[  826.580521] Code: 8b 83 7c 08 00 00 85 c0 0f 85 46 01 00 00 48 c7 c7 a8 fb 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 <0f> 85 6c 01 00 00 48 83 3d c6 20 f1 07 00 0f 84 2a 01 00 00 9c 58
[  826.599422] RSP: 0000:ffff8801c78d5fd0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  826.607131] RAX: dffffc0000000000 RBX: ffff8801c505c140 RCX: 0000000000000000
[  826.614396] RDX: 1ffffffff12a3f75 RSI: 00000000ffffffff RDI: ffffffff8951fba8
[  826.621661] RBP: ffff8801c78d5ff0 R08: ffff8801c505c140 R09: ffffed003b5e5b67
[  826.628925] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: 1ffff10038f1ac03
[  826.636192] R13: ffffffff8959b980 R14: 0000000000000000 R15: ffffffffffffffff
[  826.643496]  rcu_read_lock_held+0xa9/0xc0
[  826.647646]  list_lru_count_one+0x31a/0x450
[  826.651973]  ? list_lru_isolate_move+0x3c0/0x3c0
[  826.656728]  ? shmem_free_inode+0xd0/0xd0
[  826.660878]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  826.666414]  ? ubifs_shrink_count+0xc4/0x100
[  826.670831]  super_cache_count+0x153/0x2e0
[  826.675076]  do_shrink_slab+0x1b1/0xd30
[  826.679061]  ? lock_acquire+0x1ed/0x520
[  826.683046]  ? snapshot_refaults+0x290/0x290
[  826.687469]  ? lock_release+0xa00/0xa00
[  826.691452]  ? perf_trace_sched_process_exec+0x860/0x860
[  826.696914]  ? down_read_trylock+0xda/0x140
[  826.701232]  ? shrink_slab+0x207/0x8c0
[  826.705122]  ? downgrade_write+0x270/0x270
[  826.709373]  shrink_slab+0x389/0x8c0
[  826.713093]  ? shrink_active_list+0x1f00/0x1f00
[  826.717771]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  826.723399]  ? trace_hardirqs_on+0xbd/0x310
[  826.727722]  ? vmpressure+0x271/0x340
[  826.731529]  ? trace_hardirqs_off_caller+0x310/0x310
[  826.736655]  ? cgroup_procs_write_finish+0xf0/0xf0
[  826.741608]  shrink_node+0x431/0x16b0
[  826.745410]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  826.750716]  ? shrink_node_memcg+0x18f0/0x18f0
[  826.755299]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  826.759888]  ? trace_hardirqs_on+0xbd/0x310
[  826.764210]  ? vmpressure+0x271/0x340
[  826.768016]  ? do_raw_spin_unlock+0xa7/0x330
[  826.772425]  ? do_raw_spin_trylock+0x270/0x270
[  826.777013]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  826.782552]  ? __cpuset_node_allowed+0x19b/0x660
[  826.787319]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  826.793030]  ? vmpressure+0x1a2/0x340
[  826.796843]  do_try_to_free_pages+0x3e7/0x1290
[  826.801427]  ? zap_class+0x640/0x640
[  826.805158]  ? shrink_node+0x16b0/0x16b0
[  826.809221]  ? __lock_is_held+0xb5/0x140
[  826.813297]  try_to_free_pages+0x4d0/0xb90
[  826.817561]  ? do_try_to_free_pages+0x1290/0x1290
[  826.822431]  ? lock_acquire+0x1ed/0x520
[  826.826404]  ? set_page_refcounted+0x280/0x280
[  826.830991]  ? lock_release+0xa00/0xa00
[  826.834967]  ? _raw_spin_unlock_irq+0x60/0x80
[  826.839467]  ? psi_memstall_enter+0x240/0x2b0
[  826.843964]  ? psi_memstall_tick+0x230/0x230
[  826.848386]  __alloc_pages_slowpath+0xa14/0x2e10
[  826.853175]  ? warn_alloc+0x120/0x120
[  826.856977]  ? mark_held_locks+0x130/0x130
[  826.861220]  ? find_get_entry+0xaae/0x1120
[  826.865468]  ? filemap_map_pages+0x1a20/0x1a20
[  826.870054]  ? zap_class+0x640/0x640
[  826.873783]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  826.879322]  ? check_preemption_disabled+0x48/0x280
[  826.884337]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  826.889874]  ? should_fail+0x22d/0xd01
[  826.893768]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  826.898879]  ? zap_class+0x640/0x640
[  826.902628]  ? __lock_is_held+0xb5/0x140
[  826.906702]  ? mark_held_locks+0x130/0x130
[  826.910944]  ? lock_release+0xa00/0xa00
[  826.914923]  ? perf_trace_sched_process_exec+0x860/0x860
[  826.920378]  ? xa_load+0x2ba/0x460
[  826.923923]  ? lock_downgrade+0x900/0x900
[  826.928075]  ? __might_sleep+0x95/0x190
[  826.932061]  __alloc_pages_nodemask+0xa80/0xde0
[  826.936747]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  826.941765]  ? __page_cache_alloc+0x191/0x5c0
[  826.946265]  ? xa_load+0x2e1/0x460
[  826.949814]  ? xa_clear_mark+0x40/0x40
[  826.953707]  ? zap_class+0x640/0x640
[  826.957427]  ? zap_class+0x640/0x640
[  826.961143]  ? zap_class+0x640/0x640
[  826.964857]  ? __do_page_cache_readahead+0x663/0x810
[  826.969964]  ? find_held_lock+0x36/0x1c0
[  826.974030]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  826.979581]  alloc_pages_current+0x173/0x350
[  826.983999]  __page_cache_alloc+0x38c/0x5c0
[  826.988323]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  826.993251]  ? kasan_check_read+0x11/0x20
[  826.997397]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  827.002677]  ? generic_perform_write+0x6a0/0x6a0
[  827.007433]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  827.012971]  ? check_preemption_disabled+0x48/0x280
[  827.017998]  filemap_fault+0x1595/0x25f0
[  827.022073]  ? __lock_page_or_retry+0xa00/0xa00
[  827.026751]  ? mark_held_locks+0x130/0x130
[  827.030998]  ? filemap_map_pages+0xd6b/0x1a20
[  827.035505]  ? lock_downgrade+0x900/0x900
[  827.039655]  ? check_preemption_disabled+0x48/0x280
[  827.044683]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  827.049612]  ? kasan_check_read+0x11/0x20
[  827.053764]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  827.059042]  ? rcu_softirq_qs+0x20/0x20
[  827.063042]  ? filemap_map_pages+0xd92/0x1a20
[  827.067550]  ? find_get_entries_tag+0x1400/0x1400
[  827.072423]  ? lock_acquire+0x1ed/0x520
[  827.076397]  ? ext4_filemap_fault+0x7a/0xad
[  827.080726]  ? lock_release+0xa00/0xa00
[  827.084700]  ? perf_trace_sched_process_exec+0x860/0x860
[  827.090148]  ? mark_held_locks+0x130/0x130
[  827.094383]  ? print_usage_bug+0xc0/0xc0
[  827.098446]  ? print_usage_bug+0xc0/0xc0
[  827.102533]  ? down_read+0x8d/0x120
[  827.106157]  ? ext4_filemap_fault+0x7a/0xad
[  827.110480]  ? __down_interruptible+0x700/0x700
[  827.115158]  ext4_filemap_fault+0x82/0xad
[  827.119759]  __do_fault+0x100/0x6b0
[  827.123396]  ? pmd_devmap_trans_unstable+0x220/0x220
[  827.128501]  ? mark_held_locks+0x130/0x130
[  827.132736]  ? mark_held_locks+0x130/0x130
[  827.136979]  ? hrtimer_forward+0x2a0/0x2a0
[  827.141216]  ? hrtimer_start_range_ns+0x6c4/0xe00
[  827.146059]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  827.151607]  __handle_mm_fault+0x3ea0/0x5be0
[  827.156028]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  827.160870]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  827.165973]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  827.171083]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  827.175669]  ? trace_hardirqs_on+0xbd/0x310
[  827.179998]  ? kasan_check_read+0x11/0x20
[  827.184148]  ? __free_object+0x173/0x340
[  827.188223]  ? zap_class+0x640/0x640
[  827.191935]  ? zap_class+0x640/0x640
[  827.195649]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  827.200756]  ? find_held_lock+0x36/0x1c0
[  827.204828]  ? handle_mm_fault+0x42a/0xc70
[  827.209089]  ? lock_downgrade+0x900/0x900
[  827.213237]  ? check_preemption_disabled+0x48/0x280
[  827.218260]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  827.223197]  ? kasan_check_read+0x11/0x20
[  827.227348]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  827.232623]  ? rcu_softirq_qs+0x20/0x20
[  827.236601]  ? trace_hardirqs_off_caller+0x310/0x310
[  827.241711]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  827.247254]  ? check_preemption_disabled+0x48/0x280
[  827.252282]  handle_mm_fault+0x54f/0xc70
[  827.256351]  ? __handle_mm_fault+0x5be0/0x5be0
[  827.260942]  ? find_vma+0x34/0x190
[  827.264487]  __do_page_fault+0x5e8/0xe60
[  827.268546]  ? trace_hardirqs_off+0xb8/0x310
[  827.272972]  do_page_fault+0xf2/0x7e0
[  827.276772]  ? vmalloc_sync_all+0x30/0x30
[  827.280922]  ? error_entry+0x70/0xd0
[  827.284635]  ? trace_hardirqs_off_caller+0xbb/0x310
[  827.289654]  ? trace_hardirqs_on_caller+0xc0/0x310
[  827.294590]  ? syscall_return_slowpath+0x5e0/0x5e0
[  827.299520]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  827.304367]  ? trace_hardirqs_on_caller+0x310/0x310
[  827.309381]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  827.314833]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  827.319850]  ? prepare_exit_to_usermode+0x291/0x3b0
[  827.324866]  ? page_fault+0x8/0x30
[  827.328409]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  827.333253]  ? page_fault+0x8/0x30
[  827.336794]  page_fault+0x1e/0x30
[  827.340250] RIP: 0033:0x7f379df38e40
[  827.343975] Code: Bad RIP value.
[  827.347334] RSP: 002b:00007fff016452d8 EFLAGS: 00010246
[  827.352697] RAX: 0000000000000000 RBX: 00007fff01645400 RCX: 00007f379df38e40
[  827.359965] RDX: 0000000000000000 RSI: 00007fff01645480 RDI: 00007fff01645480
[  827.367231] RBP: 00007fff01645380 R08: 00007fff016452e0 R09: 0000000000000000
[  827.374499] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  827.381765] R13: 00007fff016455e0 R14: 0000000000000000 R15: 0000000000000000
[  827.389053] warn_alloc_show_mem: 1 callbacks suppressed
[  827.389066] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  827.389068] Mem-Info:
[  827.389105] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  827.389105]  active_file:8 inactive_file:18 isolated_file:0
[  827.389105]  unevictable:0 dirty:0 writeback:0 unstable:0
[  827.389105]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  827.389105]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  827.389105]  free:13785 free_pcp:451 free_cma:0
[  827.394443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  827.401807] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  827.404206] Call Trace:
[  827.437159] 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
[  827.446500]  <IRQ>
[  827.474328] lowmem_reserve[]: 0 2818 6321 6321
[  827.476916]  dump_stack+0x244/0x39d
[  827.502997] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  827.505147]  ? dump_stack_print_info.cold.1+0x20/0x20
[  827.509697] lowmem_reserve[]: 0 0 3503 3503
[  827.513329]  warn_alloc.cold.116+0xb7/0x1bd
[  827.540619] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  827.545807]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  827.550104] lowmem_reserve[]: 0 0 0 0
[  827.554422]  ? lock_downgrade+0x900/0x900
[  827.583633] 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
[  827.588478]  ? trace_hardirqs_off+0xb8/0x310
[  827.592242] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  827.596388]  ? trace_hardirqs_off+0xb8/0x310
[  827.609886] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  827.614298]  __alloc_pages_slowpath+0x26e8/0x2e10
[  827.629444] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  827.633864]  ? warn_alloc+0x120/0x120
[  827.648387] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  827.653218]  ? warn_alloc+0x120/0x120
[  827.662039] 3988 total pagecache pages
[  827.665836]  ? check_preemption_disabled+0x48/0x280
[  827.674390] 0 pages in swap cache
[  827.678175]  ? warn_alloc+0x120/0x120
[  827.682038] Swap cache stats: add 0, delete 0, find 0/0
[  827.687043]  ? print_usage_bug+0xc0/0xc0
[  827.690467] Free swap  = 0kB
[  827.694265]  ? print_usage_bug+0xc0/0xc0
[  827.699603] Total swap = 0kB
[  827.703655]  ? zap_class+0x640/0x640
[  827.706655] 1965979 pages RAM
[  827.710714]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  827.713708] 0 pages HighMem/MovableOnly
[  827.717417]  ? should_fail+0x22d/0xd01
[  827.720499] 342853 pages reserved
[  827.726029]  ? get_stack_info+0x37/0x142
[  827.729977] 0 pages cma reserved
[  827.733856]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  827.737341] aoe: skb alloc failure
[  827.741337]  ? __lock_acquire+0x62f/0x4c20
[  827.744741] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  827.749780]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  827.753295] cron cpuset=/ mems_allowed=0
[  827.757525]  ? __lock_acquire+0x62f/0x4c20
[  827.780553]  ? should_fail+0x22d/0xd01
[  827.784467]  ? mark_held_locks+0x130/0x130
[  827.788706]  ? mark_held_locks+0x130/0x130
[  827.792938]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  827.798215]  ? rcu_softirq_qs+0x20/0x20
[  827.802188]  ? rcu_softirq_qs+0x20/0x20
[  827.806161]  ? unwind_dump+0x190/0x190
[  827.810052]  ? zap_class+0x640/0x640
[  827.813766]  ? print_usage_bug+0xc0/0xc0
[  827.817834]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  827.823372]  ? check_preemption_disabled+0x48/0x280
[  827.828399]  ? __lock_is_held+0xb5/0x140
[  827.832472]  __alloc_pages_nodemask+0xa80/0xde0
[  827.837141]  ? zap_class+0x640/0x640
[  827.840859]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  827.845891]  ? find_held_lock+0x36/0x1c0
[  827.849963]  ? ____cache_alloc_node+0x1c7/0x1e0
[  827.854637]  ? lock_downgrade+0x900/0x900
[  827.858791]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  827.864337]  cache_grow_begin+0xa5/0x8c0
[  827.868403]  ? do_raw_spin_unlock+0xa7/0x330
[  827.872821]  fallback_alloc+0x204/0x2e0
[  827.876807]  ____cache_alloc_node+0x1c7/0x1e0
[  827.881318]  kmem_cache_alloc_node+0xe3/0x730
[  827.885909]  ? pskb_put+0xb0/0xb0
[  827.889373]  __alloc_skb+0x119/0x770
[  827.893095]  ? netdev_alloc_frag+0x1f0/0x1f0
[  827.897524]  ? atomic_notifier_call_chain+0xc6/0x190
[  827.902636]  ? lock_downgrade+0x900/0x900
[  827.906785]  ? check_preemption_disabled+0x48/0x280
[  827.911805]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  827.916733]  ? kasan_check_read+0x11/0x20
[  827.920884]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  827.926160]  ? rcu_softirq_qs+0x20/0x20
[  827.930136]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  827.934546]  ? do_raw_write_trylock+0x270/0x270
[  827.939237]  __neigh_notify+0x8c/0x160
[  827.943131]  neigh_timer_handler+0x6cb/0xdf0
[  827.947545]  ? neigh_periodic_work+0xc60/0xc60
[  827.952141]  ? __lock_is_held+0xb5/0x140
[  827.956215]  call_timer_fn+0x272/0x920
[  827.960103]  ? neigh_periodic_work+0xc60/0xc60
[  827.964685]  ? process_timeout+0x40/0x40
[  827.968753]  ? __run_timers+0x7da/0xc70
[  827.972740]  ? _raw_spin_unlock_irq+0x27/0x80
[  827.977236]  ? _raw_spin_unlock_irq+0x27/0x80
[  827.981732]  ? neigh_periodic_work+0xc60/0xc60
[  827.986779]  ? lockdep_hardirqs_on+0x296/0x5b0
[  827.991362]  ? trace_hardirqs_on+0xbd/0x310
[  827.995684]  ? kasan_check_read+0x11/0x20
[  827.999829]  ? __run_timers+0x7da/0xc70
[  828.003806]  ? trace_hardirqs_off_caller+0x310/0x310
[  828.008914]  ? neigh_periodic_work+0xc60/0xc60
[  828.013503]  ? neigh_periodic_work+0xc60/0xc60
[  828.018080]  __run_timers+0x7e5/0xc70
[  828.021891]  ? timer_fixup_init+0x70/0x70
[  828.026040]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  828.031059]  ? zap_class+0x640/0x640
[  828.034779]  ? enqueue_hrtimer+0x1a5/0x560
[  828.039021]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  828.044222]  ? find_held_lock+0x36/0x1c0
[  828.048289]  ? zap_class+0x640/0x640
[  828.052008]  ? pvclock_read_flags+0x160/0x160
[  828.056511]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  828.062098]  ? check_preemption_disabled+0x48/0x280
[  828.067126]  ? __lock_is_held+0xb5/0x140
[  828.071189]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  828.076730]  ? check_preemption_disabled+0x48/0x280
[  828.081783]  run_timer_softirq+0x52/0xb0
[  828.085845]  ? rcu_read_lock_sched_held+0x14f/0x180
[  828.090867]  __do_softirq+0x308/0xb7e
[  828.094691]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  828.099188]  ? lock_downgrade+0x900/0x900
[  828.103344]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  828.108456]  ? pvclock_read_flags+0x160/0x160
[  828.112958]  ? lapic_next_event+0x5a/0x90
[  828.117112]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  828.122660]  ? kvm_clock_read+0x18/0x30
[  828.126635]  ? kvm_sched_clock_read+0x9/0x20
[  828.131046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  828.136600]  ? check_preemption_disabled+0x48/0x280
[  828.141634]  irq_exit+0x17f/0x1c0
[  828.145088]  smp_apic_timer_interrupt+0x1cb/0x760
[  828.149933]  ? smp_reschedule_interrupt+0x109/0x650
[  828.154950]  ? smp_call_function_single_interrupt+0x650/0x650
[  828.160837]  ? interrupt_entry+0xb5/0xc0
[  828.164903]  ? trace_hardirqs_off_caller+0xbb/0x310
[  828.169921]  ? trace_hardirqs_off_caller+0xbb/0x310
[  828.174941]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  828.179786]  ? trace_hardirqs_on_caller+0x310/0x310
[  828.184803]  ? trace_hardirqs_on_caller+0x310/0x310
[  828.189819]  ? task_prio+0x50/0x50
[  828.193366]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  828.198903]  ? check_preemption_disabled+0x48/0x280
[  828.203930]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  828.208780]  apic_timer_interrupt+0xf/0x20
[  828.213007]  </IRQ>
[  828.215247] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  828.220177] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  828.239073] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  828.246777] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  828.254047] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  828.261332] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  828.268602] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  828.275868] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  828.283193]  skb_clone+0x1bb/0x500
[  828.286736]  ? skb_split+0x11e0/0x11e0
[  828.290627]  ? check_preemption_disabled+0x48/0x280
[  828.295698]  ? __this_cpu_preempt_check+0x1c/0x20
[  828.300563]  ? __bpf_redirect+0x54b/0xb20
[  828.304737]  bpf_clone_redirect+0xb9/0x490
[  828.308982]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  828.314002]  ? __sched_text_start+0x8/0x8
[  828.318173]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  828.322942]  ? find_held_lock+0x36/0x1c0
[  828.327015]  ? lock_acquire+0x1ed/0x520
[  828.330991]  ? bpf_test_run+0x3cb/0x780
[  828.334966]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  828.340504]  ? check_preemption_disabled+0x48/0x280
[  828.345528]  ? kasan_check_read+0x11/0x20
[  828.349681]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  828.354959]  ? rcu_softirq_qs+0x20/0x20
[  828.358951]  ? preempt_schedule+0x4d/0x60
[  828.363095]  ? ___preempt_schedule+0x16/0x18
[  828.367527]  ? bpf_test_run+0x25d/0x780
[  828.371552]  ? netlink_diag_dump+0x2a0/0x2a0
[  828.375974]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  828.381511]  ? bpf_test_init.isra.10+0x70/0x100
[  828.386218]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  828.390986]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  828.395828]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  828.401383]  ? fput+0x130/0x1a0
[  828.404676]  ? __bpf_prog_get+0x9b/0x290
[  828.408740]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  828.413592]  ? bpf_prog_test_run+0x130/0x1a0
[  828.418005]  ? __x64_sys_bpf+0x3db/0x520
[  828.422069]  ? bpf_prog_get+0x20/0x20
[  828.425895]  ? do_syscall_64+0x1b9/0x820
[  828.429956]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  828.435326]  ? syscall_return_slowpath+0x5e0/0x5e0
[  828.440262]  ? trace_hardirqs_on_caller+0x310/0x310
[  828.445280]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  828.450303]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  828.456967]  ? __switch_to_asm+0x40/0x70
[  828.461029]  ? __switch_to_asm+0x34/0x70
[  828.465096]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  828.469969]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  828.475367] CPU: 1 PID: 5951 Comm: cron Not tainted 4.20.0-rc1+ #152
[  828.475627] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  828.481871] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  828.492340] syz-executor5 cpuset=syz5 mems_allowed=0
[  828.501678] Call Trace:
[  828.509338]  <IRQ>
[  828.511495]  dump_stack+0x244/0x39d
[  828.515131]  ? dump_stack_print_info.cold.1+0x20/0x20
[  828.520334]  warn_alloc.cold.116+0xb7/0x1bd
[  828.524657]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  828.529502]  ? lock_downgrade+0x900/0x900
[  828.533658]  ? trace_hardirqs_off+0xb8/0x310
[  828.538077]  ? trace_hardirqs_off+0xb8/0x310
[  828.542500]  __alloc_pages_slowpath+0x26e8/0x2e10
[  828.547367]  ? warn_alloc+0x120/0x120
[  828.551177]  ? warn_alloc+0x120/0x120
[  828.554981]  ? warn_alloc+0x120/0x120
[  828.558784]  ? print_usage_bug+0xc0/0xc0
[  828.562847]  ? print_usage_bug+0xc0/0xc0
[  828.566913]  ? ktime_get+0x2c1/0x400
[  828.570638]  ? check_preemption_disabled+0x48/0x280
[  828.575657]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  828.580154]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  828.585692]  ? should_fail+0x22d/0xd01
[  828.589592]  ? kasan_check_read+0x11/0x20
[  828.593749]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  828.598857]  ? __lock_acquire+0x62f/0x4c20
[  828.603104]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  828.608210]  ? should_fail+0x22d/0xd01
[  828.612130]  ? print_usage_bug+0xc0/0xc0
[  828.616217]  ? mark_held_locks+0x130/0x130
[  828.620473]  ? mark_held_locks+0x130/0x130
[  828.624712]  ? check_preemption_disabled+0x48/0x280
[  828.629736]  ? zap_class+0x640/0x640
[  828.633455]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  828.638216]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  828.643753]  ? check_preemption_disabled+0x48/0x280
[  828.648784]  ? __lock_is_held+0xb5/0x140
[  828.652853]  __alloc_pages_nodemask+0xa80/0xde0
[  828.657522]  ? zap_class+0x640/0x640
[  828.661271]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  828.666329]  ? find_held_lock+0x36/0x1c0
[  828.670403]  ? ____cache_alloc_node+0x1c7/0x1e0
[  828.675097]  ? lock_downgrade+0x900/0x900
[  828.679255]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  828.684801]  cache_grow_begin+0xa5/0x8c0
[  828.688866]  ? do_raw_spin_unlock+0xa7/0x330
[  828.693286]  fallback_alloc+0x204/0x2e0
[  828.697271]  ____cache_alloc_node+0x1c7/0x1e0
[  828.701775]  kmem_cache_alloc_node+0xe3/0x730
[  828.706274]  ? lockdep_hardirqs_on+0x296/0x5b0
[  828.710870]  __alloc_skb+0x119/0x770
[  828.714592]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  828.719962]  ? netdev_alloc_frag+0x1f0/0x1f0
[  828.724382]  ? vprintk_default+0x28/0x30
[  828.728443]  ? vprintk_func+0x85/0x181
[  828.732331]  ? printk+0xa7/0xcf
[  828.735643]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  828.740402]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  828.745513]  new_skb+0x26/0x1c0
[  828.748795]  aoecmd_cfg+0x279/0x7f0
[  828.752423]  ? find_held_lock+0x36/0x1c0
[  828.756487]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  828.760826]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  828.766376]  ? __lock_is_held+0xb5/0x140
[  828.770453]  discover_timer+0x50/0x60
[  828.774253]  call_timer_fn+0x272/0x920
[  828.778144]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  828.782988]  ? process_timeout+0x40/0x40
[  828.787059]  ? mark_held_locks+0xc7/0x130
[  828.791210]  ? _raw_spin_unlock_irq+0x27/0x80
[  828.795707]  ? _raw_spin_unlock_irq+0x27/0x80
[  828.800204]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  828.805050]  ? lockdep_hardirqs_on+0x296/0x5b0
[  828.809637]  ? trace_hardirqs_on+0xbd/0x310
[  828.813961]  ? kasan_check_read+0x11/0x20
[  828.818115]  ? __run_timers+0x7da/0xc70
[  828.822099]  ? trace_hardirqs_off_caller+0x310/0x310
[  828.827218]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  828.832057]  __run_timers+0x7e5/0xc70
[  828.835874]  ? timer_fixup_init+0x70/0x70
[  828.840025]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  828.845044]  ? zap_class+0x640/0x640
[  828.848762]  ? print_usage_bug+0xc0/0xc0
[  828.852827]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  828.858022]  ? find_held_lock+0x36/0x1c0
[  828.862098]  ? zap_class+0x640/0x640
[  828.865818]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  828.871387]  ? check_preemption_disabled+0x48/0x280
[  828.876416]  ? __lock_is_held+0xb5/0x140
[  828.880477]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  828.886016]  ? check_preemption_disabled+0x48/0x280
[  828.891040]  run_timer_softirq+0x52/0xb0
[  828.895110]  ? rcu_read_lock_sched_held+0x14f/0x180
[  828.900128]  __do_softirq+0x308/0xb7e
[  828.903932]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  828.908430]  ? lock_downgrade+0x900/0x900
[  828.912593]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  828.917709]  ? pvclock_read_flags+0x160/0x160
[  828.922211]  ? lapic_next_event+0x5a/0x90
[  828.926366]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  828.931910]  ? kvm_clock_read+0x18/0x30
[  828.935887]  ? kvm_sched_clock_read+0x9/0x20
[  828.940304]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  828.945844]  ? check_preemption_disabled+0x48/0x280
[  828.950869]  irq_exit+0x17f/0x1c0
[  828.954324]  smp_apic_timer_interrupt+0x1cb/0x760
[  828.959165]  ? smp_reschedule_interrupt+0x109/0x650
[  828.964182]  ? smp_call_function_single_interrupt+0x650/0x650
[  828.970065]  ? interrupt_entry+0xb5/0xc0
[  828.974134]  ? trace_hardirqs_off_caller+0xbb/0x310
[  828.979150]  ? trace_hardirqs_off_caller+0xbb/0x310
[  828.984167]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  828.989009]  ? trace_hardirqs_on_caller+0x310/0x310
[  828.994027]  ? trace_hardirqs_on_caller+0x310/0x310
[  828.999047]  ? task_prio+0x50/0x50
[  829.002603]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  829.008143]  ? check_preemption_disabled+0x48/0x280
[  829.013165]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  829.018021]  apic_timer_interrupt+0xf/0x20
[  829.022259]  </IRQ>
[  829.024499] RIP: 0010:lock_is_held_type+0x74/0x210
[  829.029455] Code: 8b 83 7c 08 00 00 85 c0 0f 85 46 01 00 00 48 c7 c7 a8 fb 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 <0f> 85 6c 01 00 00 48 83 3d c6 20 f1 07 00 0f 84 2a 01 00 00 9c 58
[  829.048355] RSP: 0000:ffff8801c78d5fd0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  829.056064] RAX: dffffc0000000000 RBX: ffff8801c505c140 RCX: 0000000000000000
[  829.063357] RDX: 1ffffffff12a3f75 RSI: 00000000ffffffff RDI: ffffffff8951fba8
[  829.070636] RBP: ffff8801c78d5ff0 R08: ffff8801c505c140 R09: ffffed003b5e5b67
[  829.077904] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: 1ffff10038f1ac03
[  829.085173] R13: ffffffff8959b980 R14: 0000000000000000 R15: ffffffffffffffff
[  829.092490]  rcu_read_lock_held+0xa9/0xc0
[  829.096650]  list_lru_count_one+0x31a/0x450
[  829.100972]  ? list_lru_isolate_move+0x3c0/0x3c0
[  829.105727]  ? shmem_free_inode+0xd0/0xd0
[  829.109907]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  829.115481]  ? ubifs_shrink_count+0xc4/0x100
[  829.120059]  super_cache_count+0x153/0x2e0
[  829.124308]  do_shrink_slab+0x1b1/0xd30
[  829.128292]  ? lock_acquire+0x1ed/0x520
[  829.132273]  ? snapshot_refaults+0x290/0x290
[  829.136683]  ? lock_release+0xa00/0xa00
[  829.140670]  ? perf_trace_sched_process_exec+0x860/0x860
[  829.146131]  ? down_read_trylock+0xda/0x140
[  829.150447]  ? shrink_slab+0x207/0x8c0
[  829.154333]  ? downgrade_write+0x270/0x270
[  829.158586]  shrink_slab+0x389/0x8c0
[  829.162305]  ? shrink_active_list+0x1f00/0x1f00
[  829.167025]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  829.172688]  ? trace_hardirqs_on+0xbd/0x310
[  829.177020]  ? vmpressure+0x271/0x340
[  829.180820]  ? trace_hardirqs_off_caller+0x310/0x310
[  829.185933]  ? cgroup_procs_write_finish+0xf0/0xf0
[  829.190883]  shrink_node+0x431/0x16b0
[  829.194686]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  829.200020]  ? shrink_node_memcg+0x18f0/0x18f0
[  829.204616]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  829.209203]  ? trace_hardirqs_on+0xbd/0x310
[  829.213522]  ? vmpressure+0x271/0x340
[  829.217323]  ? do_raw_spin_unlock+0xa7/0x330
[  829.221731]  ? do_raw_spin_trylock+0x270/0x270
[  829.226323]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  829.231860]  ? __cpuset_node_allowed+0x19b/0x660
[  829.236620]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  829.242333]  ? vmpressure+0x1a2/0x340
[  829.246143]  do_try_to_free_pages+0x3e7/0x1290
[  829.250737]  ? zap_class+0x640/0x640
[  829.254471]  ? shrink_node+0x16b0/0x16b0
[  829.258538]  ? __lock_is_held+0xb5/0x140
[  829.262622]  try_to_free_pages+0x4d0/0xb90
[  829.266867]  ? do_try_to_free_pages+0x1290/0x1290
[  829.271721]  ? lock_acquire+0x1ed/0x520
[  829.275697]  ? set_page_refcounted+0x280/0x280
[  829.280286]  ? lock_release+0xa00/0xa00
[  829.284261]  ? _raw_spin_unlock_irq+0x60/0x80
[  829.288757]  ? psi_memstall_enter+0x240/0x2b0
[  829.293252]  ? psi_memstall_tick+0x230/0x230
[  829.297678]  __alloc_pages_slowpath+0xa14/0x2e10
[  829.302463]  ? warn_alloc+0x120/0x120
[  829.306262]  ? mark_held_locks+0x130/0x130
[  829.310504]  ? find_get_entry+0xaae/0x1120
[  829.314749]  ? filemap_map_pages+0x1a20/0x1a20
[  829.319345]  ? zap_class+0x640/0x640
[  829.323070]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  829.328623]  ? check_preemption_disabled+0x48/0x280
[  829.333641]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  829.339177]  ? should_fail+0x22d/0xd01
[  829.343069]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  829.348182]  ? zap_class+0x640/0x640
[  829.351930]  ? __lock_is_held+0xb5/0x140
[  829.356000]  ? mark_held_locks+0x130/0x130
[  829.360242]  ? lock_release+0xa00/0xa00
[  829.364216]  ? perf_trace_sched_process_exec+0x860/0x860
[  829.369667]  ? xa_load+0x2ba/0x460
[  829.373210]  ? lock_downgrade+0x900/0x900
[  829.377366]  ? __might_sleep+0x95/0x190
[  829.381346]  __alloc_pages_nodemask+0xa80/0xde0
[  829.386023]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  829.391077]  ? __page_cache_alloc+0x191/0x5c0
[  829.395613]  ? xa_load+0x2e1/0x460
[  829.399176]  ? xa_clear_mark+0x40/0x40
[  829.403067]  ? zap_class+0x640/0x640
[  829.406794]  ? zap_class+0x640/0x640
[  829.410507]  ? zap_class+0x640/0x640
[  829.414260]  ? __do_page_cache_readahead+0x663/0x810
[  829.419368]  ? find_held_lock+0x36/0x1c0
[  829.423439]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  829.428982]  alloc_pages_current+0x173/0x350
[  829.433401]  __page_cache_alloc+0x38c/0x5c0
[  829.437728]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  829.442656]  ? kasan_check_read+0x11/0x20
[  829.446804]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  829.452091]  ? generic_perform_write+0x6a0/0x6a0
[  829.456852]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  829.462391]  ? check_preemption_disabled+0x48/0x280
[  829.467419]  filemap_fault+0x1595/0x25f0
[  829.471490]  ? __lock_page_or_retry+0xa00/0xa00
[  829.476160]  ? mark_held_locks+0x130/0x130
[  829.480404]  ? filemap_map_pages+0xd6b/0x1a20
[  829.484905]  ? lock_downgrade+0x900/0x900
[  829.489053]  ? check_preemption_disabled+0x48/0x280
[  829.494086]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  829.499018]  ? kasan_check_read+0x11/0x20
[  829.503165]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  829.508474]  ? rcu_softirq_qs+0x20/0x20
[  829.512462]  ? filemap_map_pages+0xd92/0x1a20
[  829.516969]  ? find_get_entries_tag+0x1400/0x1400
[  829.521829]  ? lock_acquire+0x1ed/0x520
[  829.525804]  ? ext4_filemap_fault+0x7a/0xad
[  829.530135]  ? lock_release+0xa00/0xa00
[  829.534125]  ? perf_trace_sched_process_exec+0x860/0x860
[  829.539575]  ? mark_held_locks+0x130/0x130
[  829.543835]  ? print_usage_bug+0xc0/0xc0
[  829.547914]  ? print_usage_bug+0xc0/0xc0
[  829.551990]  ? down_read+0x8d/0x120
[  829.555617]  ? ext4_filemap_fault+0x7a/0xad
[  829.559936]  ? __down_interruptible+0x700/0x700
[  829.564619]  ext4_filemap_fault+0x82/0xad
[  829.568775]  __do_fault+0x100/0x6b0
[  829.572406]  ? pmd_devmap_trans_unstable+0x220/0x220
[  829.577513]  ? mark_held_locks+0x130/0x130
[  829.581749]  ? mark_held_locks+0x130/0x130
[  829.586003]  ? hrtimer_forward+0x2a0/0x2a0
[  829.590254]  ? hrtimer_start_range_ns+0x6c4/0xe00
[  829.595104]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  829.600664]  __handle_mm_fault+0x3ea0/0x5be0
[  829.605106]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  829.609953]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  829.615069]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  829.620187]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  829.624768]  ? trace_hardirqs_on+0xbd/0x310
[  829.629115]  ? kasan_check_read+0x11/0x20
[  829.633283]  ? __free_object+0x173/0x340
[  829.637353]  ? zap_class+0x640/0x640
[  829.641076]  ? zap_class+0x640/0x640
[  829.644797]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  829.649903]  ? find_held_lock+0x36/0x1c0
[  829.653974]  ? handle_mm_fault+0x42a/0xc70
[  829.658210]  ? lock_downgrade+0x900/0x900
[  829.662360]  ? check_preemption_disabled+0x48/0x280
[  829.667396]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  829.672326]  ? kasan_check_read+0x11/0x20
[  829.676472]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  829.681748]  ? rcu_softirq_qs+0x20/0x20
[  829.685723]  ? trace_hardirqs_off_caller+0x310/0x310
[  829.690829]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  829.696366]  ? check_preemption_disabled+0x48/0x280
[  829.701390]  handle_mm_fault+0x54f/0xc70
[  829.705458]  ? __handle_mm_fault+0x5be0/0x5be0
[  829.710048]  ? find_vma+0x34/0x190
[  829.713609]  __do_page_fault+0x5e8/0xe60
[  829.717672]  ? trace_hardirqs_off+0xb8/0x310
[  829.722101]  do_page_fault+0xf2/0x7e0
[  829.725906]  ? vmalloc_sync_all+0x30/0x30
[  829.730061]  ? error_entry+0x70/0xd0
[  829.733779]  ? trace_hardirqs_off_caller+0xbb/0x310
[  829.738797]  ? trace_hardirqs_on_caller+0xc0/0x310
[  829.743730]  ? syscall_return_slowpath+0x5e0/0x5e0
[  829.748657]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  829.753515]  ? trace_hardirqs_on_caller+0x310/0x310
[  829.758533]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  829.763984]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  829.769002]  ? prepare_exit_to_usermode+0x291/0x3b0
[  829.774022]  ? page_fault+0x8/0x30
[  829.777577]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  829.782438]  ? page_fault+0x8/0x30
[  829.785976]  page_fault+0x1e/0x30
[  829.789428] RIP: 0033:0x7f379df38e40
[  829.793151] Code: Bad RIP value.
[  829.796515] RSP: 002b:00007fff016452d8 EFLAGS: 00010246
[  829.801874] RAX: 0000000000000000 RBX: 00007fff01645400 RCX: 00007f379df38e40
[  829.809143] RDX: 0000000000000000 RSI: 00007fff01645480 RDI: 00007fff01645480
[  829.816409] RBP: 00007fff01645380 R08: 00007fff016452e0 R09: 0000000000000000
[  829.823679] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  829.830945] R13: 00007fff016455e0 R14: 0000000000000000 R15: 0000000000000000
[  829.838232] warn_alloc_show_mem: 1 callbacks suppressed
[  829.838244] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  829.838246] Mem-Info:
[  829.838278] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  829.838278]  active_file:8 inactive_file:18 isolated_file:0
[  829.838278]  unevictable:0 dirty:0 writeback:0 unstable:0
[  829.838278]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  829.838278]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  829.838278]  free:13785 free_pcp:451 free_cma:0
[  829.843619] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  829.850983] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  829.853381] Call Trace:
[  829.886334] 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
[  829.895677]  <IRQ>
[  829.923495] lowmem_reserve[]: 0 2818 6321 6321
[  829.926087]  dump_stack+0x244/0x39d
[  829.952173] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  829.954336]  ? dump_stack_print_info.cold.1+0x20/0x20
[  829.958886] lowmem_reserve[]: 0 0 3503 3503
[  829.962516]  warn_alloc.cold.116+0xb7/0x1bd
[  829.989995] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  829.995184]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  829.999473] lowmem_reserve[]: 0 0 0 0
[  830.003790]  ? lock_downgrade+0x900/0x900
[  830.032995] 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
[  830.037839]  ? trace_hardirqs_off+0xb8/0x310
[  830.041610] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  830.045756]  ? trace_hardirqs_off+0xb8/0x310
[  830.059261] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  830.063684]  __alloc_pages_slowpath+0x26e8/0x2e10
[  830.078828] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  830.083244]  ? warn_alloc+0x120/0x120
[  830.097768] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  830.102622]  ? warn_alloc+0x120/0x120
[  830.111449] 3988 total pagecache pages
[  830.115244]  ? warn_alloc+0x120/0x120
[  830.123819] 0 pages in swap cache
[  830.127618]  ? print_usage_bug+0xc0/0xc0
[  830.131485] Swap cache stats: add 0, delete 0, find 0/0
[  830.135273]  ? print_usage_bug+0xc0/0xc0
[  830.138700] Free swap  = 0kB
[  830.142751]  ? print_usage_bug+0xc0/0xc0
[  830.148096] Total swap = 0kB
[  830.152148]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  830.155138] 1965979 pages RAM
[  830.159205]  ? should_fail+0x22d/0xd01
[  830.162195] 0 pages HighMem/MovableOnly
[  830.167723]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  830.170806] 342853 pages reserved
[  830.174684]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  830.178645] 0 pages cma reserved
[  830.183592]  ? __lock_acquire+0x62f/0x4c20
[  830.187151] aoe: skb alloc failure
[  830.192178]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  830.195591] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  830.199754]  ? should_fail+0x22d/0xd01
[  830.203307] cron cpuset=/ mems_allowed=0
[  830.208430]  ? print_usage_bug+0xc0/0xc0
[  830.230098]  ? mark_held_locks+0x130/0x130
[  830.234336]  ? mark_held_locks+0x130/0x130
[  830.238594]  ? zap_class+0x640/0x640
[  830.242310]  ? zap_class+0x640/0x640
[  830.246023]  ? zap_class+0x640/0x640
[  830.249741]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  830.255285]  ? check_preemption_disabled+0x48/0x280
[  830.260317]  ? __lock_is_held+0xb5/0x140
[  830.264399]  __alloc_pages_nodemask+0xa80/0xde0
[  830.269070]  ? zap_class+0x640/0x640
[  830.272790]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  830.277822]  ? find_held_lock+0x36/0x1c0
[  830.281894]  ? ____cache_alloc_node+0x1c7/0x1e0
[  830.286564]  ? lock_downgrade+0x900/0x900
[  830.290738]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  830.296282]  cache_grow_begin+0xa5/0x8c0
[  830.300346]  ? do_raw_spin_unlock+0xa7/0x330
[  830.304764]  fallback_alloc+0x204/0x2e0
[  830.308745]  ____cache_alloc_node+0x1c7/0x1e0
[  830.313248]  kmem_cache_alloc_node+0xe3/0x730
[  830.317746]  ? trace_hardirqs_on+0xbd/0x310
[  830.322065]  ? kasan_check_read+0x11/0x20
[  830.326224]  __alloc_skb+0x119/0x770
[  830.329941]  ? mark_held_locks+0xc7/0x130
[  830.334094]  ? netdev_alloc_frag+0x1f0/0x1f0
[  830.338508]  ? mark_held_locks+0x130/0x130
[  830.342741]  ? call_rcu+0xb/0x10
[  830.346114]  ? zap_class+0x640/0x640
[  830.349829]  ? check_preemption_disabled+0x48/0x280
[  830.354853]  ? get_stack_info+0x37/0x142
[  830.358911]  ? get_stack_info+0x37/0x142
[  830.362980]  alloc_skb_with_frags+0x133/0x7d0
[  830.367473]  ? find_held_lock+0x36/0x1c0
[  830.371550]  ? skb_complete_wifi_ack+0x1e0/0x1e0
[  830.376326]  ? lock_downgrade+0x900/0x900
[  830.380491]  ? check_preemption_disabled+0x48/0x280
[  830.385518]  sock_alloc_send_pskb+0x87a/0xaf0
[  830.390014]  ? rcu_softirq_qs+0x20/0x20
[  830.393990]  ? unwind_dump+0x190/0x190
[  830.397891]  ? sock_wmalloc+0x1f0/0x1f0
[  830.401868]  ? kernel_text_address+0x79/0xf0
[  830.406278]  ? __kernel_text_address+0xd/0x40
[  830.410772]  ? unwind_get_return_address+0x61/0xa0
[  830.415706]  ? __save_stack_trace+0x8d/0xf0
[  830.420042]  ? save_stack+0xa9/0xd0
[  830.423671]  ? save_stack+0x43/0xd0
[  830.427296]  ? kasan_kmalloc+0xc7/0xe0
[  830.431181]  ? kmem_cache_alloc_trace+0x152/0x750
[  830.436049]  ? ip_setup_cork+0x6b9/0x8a0
[  830.440128]  ? ip_append_data.part.49+0x13c/0x170
[  830.444965]  ? ip_append_data+0x6d/0x90
[  830.448955]  sock_alloc_send_skb+0x32/0x40
[  830.453194]  __ip_append_data.isra.48+0x15b8/0x29b0
[  830.458219]  ? icmp_push_reply+0x540/0x540
[  830.462460]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  830.468003]  ? ip_generic_getfrag+0x2e0/0x2e0
[  830.472502]  ? __lock_is_held+0xb5/0x140
[  830.476595]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  830.482134]  ? ipv4_mtu+0x39f/0x590
[  830.485764]  ? rt_acct_proc_show+0x370/0x370
[  830.490177]  ? ip_setup_cork+0x6b9/0x8a0
[  830.494270]  ? rcu_read_lock_sched_held+0x14f/0x180
[  830.499290]  ? kmem_cache_alloc_trace+0x353/0x750
[  830.504135]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  830.509675]  ? refcount_sub_and_test_checked+0x203/0x310
[  830.515144]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  830.520703]  ip_append_data.part.49+0xef/0x170
[  830.525295]  ? icmp_push_reply+0x540/0x540
[  830.529550]  ip_append_data+0x6d/0x90
[  830.533366]  ? icmp_push_reply+0x540/0x540
[  830.537634]  icmp_push_reply+0x18e/0x540
[  830.541711]  icmp_send+0x1544/0x1bd0
[  830.545429]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  830.551006]  ? icmp_route_lookup.constprop.23+0x1900/0x1900
[  830.556719]  ? zap_class+0x640/0x640
[  830.560494]  ? lock_downgrade+0x900/0x900
[  830.564642]  ? lock_acquire+0x1ed/0x520
[  830.568613]  ? neigh_timer_handler+0xa0/0xdf0
[  830.573110]  ? refcount_sub_and_test_checked+0x203/0x310
[  830.578561]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  830.583001]  ipv4_link_failure+0x2c/0x220
[  830.587176]  ? ipv4_link_failure+0x2c/0x220
[  830.591499]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  830.595915]  arp_error_report+0xd1/0x1c0
[  830.599996]  neigh_invalidate+0x246/0x550
[  830.604163]  neigh_timer_handler+0xb07/0xdf0
[  830.608598]  ? neigh_periodic_work+0xc60/0xc60
[  830.613200]  ? __lock_is_held+0xb5/0x140
[  830.617273]  call_timer_fn+0x272/0x920
[  830.621160]  ? neigh_periodic_work+0xc60/0xc60
[  830.625743]  ? process_timeout+0x40/0x40
[  830.629816]  ? __run_timers+0x7da/0xc70
[  830.633793]  ? _raw_spin_unlock_irq+0x27/0x80
[  830.638287]  ? _raw_spin_unlock_irq+0x27/0x80
[  830.642778]  ? neigh_periodic_work+0xc60/0xc60
[  830.647373]  ? lockdep_hardirqs_on+0x296/0x5b0
[  830.651955]  ? trace_hardirqs_on+0xbd/0x310
[  830.656274]  ? kasan_check_read+0x11/0x20
[  830.660418]  ? __run_timers+0x7da/0xc70
[  830.664396]  ? trace_hardirqs_off_caller+0x310/0x310
[  830.669502]  ? neigh_periodic_work+0xc60/0xc60
[  830.674115]  ? neigh_periodic_work+0xc60/0xc60
[  830.678693]  __run_timers+0x7e5/0xc70
[  830.682539]  ? timer_fixup_init+0x70/0x70
[  830.686713]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  830.691732]  ? zap_class+0x640/0x640
[  830.695449]  ? enqueue_hrtimer+0x1a5/0x560
[  830.699686]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  830.704884]  ? find_held_lock+0x36/0x1c0
[  830.708954]  ? zap_class+0x640/0x640
[  830.712685]  ? pvclock_read_flags+0x160/0x160
[  830.717184]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  830.722723]  ? check_preemption_disabled+0x48/0x280
[  830.727748]  ? __lock_is_held+0xb5/0x140
[  830.731812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  830.737350]  ? check_preemption_disabled+0x48/0x280
[  830.742380]  run_timer_softirq+0x52/0xb0
[  830.746462]  ? rcu_read_lock_sched_held+0x14f/0x180
[  830.751505]  __do_softirq+0x308/0xb7e
[  830.755311]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  830.759808]  ? lock_downgrade+0x900/0x900
[  830.763962]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  830.769075]  ? pvclock_read_flags+0x160/0x160
[  830.773612]  ? lapic_next_event+0x5a/0x90
[  830.777766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  830.783326]  ? kvm_clock_read+0x18/0x30
[  830.787302]  ? kvm_sched_clock_read+0x9/0x20
[  830.791718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  830.797254]  ? check_preemption_disabled+0x48/0x280
[  830.802279]  irq_exit+0x17f/0x1c0
[  830.805737]  smp_apic_timer_interrupt+0x1cb/0x760
[  830.810592]  ? smp_reschedule_interrupt+0x109/0x650
[  830.815617]  ? smp_call_function_single_interrupt+0x650/0x650
[  830.821517]  ? interrupt_entry+0xb5/0xc0
[  830.825595]  ? trace_hardirqs_off_caller+0xbb/0x310
[  830.830615]  ? trace_hardirqs_off_caller+0xbb/0x310
[  830.835633]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  830.840476]  ? trace_hardirqs_on_caller+0x310/0x310
[  830.845494]  ? trace_hardirqs_on_caller+0x310/0x310
[  830.850512]  ? task_prio+0x50/0x50
[  830.854058]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  830.859605]  ? check_preemption_disabled+0x48/0x280
[  830.864635]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  830.869489]  apic_timer_interrupt+0xf/0x20
[  830.873717]  </IRQ>
[  830.875985] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  830.880923] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  830.899840] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  830.907555] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  830.914838] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  830.922106] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  830.929373] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  830.936669] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  830.944026]  skb_clone+0x1bb/0x500
[  830.947585]  ? skb_split+0x11e0/0x11e0
[  830.951487]  ? check_preemption_disabled+0x48/0x280
[  830.956510]  ? __this_cpu_preempt_check+0x1c/0x20
[  830.961349]  ? __bpf_redirect+0x54b/0xb20
[  830.965501]  bpf_clone_redirect+0xb9/0x490
[  830.969745]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  830.974768]  ? __sched_text_start+0x8/0x8
[  830.978916]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  830.983684]  ? find_held_lock+0x36/0x1c0
[  830.988282]  ? lock_acquire+0x1ed/0x520
[  830.992262]  ? bpf_test_run+0x3cb/0x780
[  830.996239]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  831.001790]  ? check_preemption_disabled+0x48/0x280
[  831.006814]  ? kasan_check_read+0x11/0x20
[  831.010965]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  831.016258]  ? rcu_softirq_qs+0x20/0x20
[  831.020236]  ? preempt_schedule+0x4d/0x60
[  831.024384]  ? ___preempt_schedule+0x16/0x18
[  831.028801]  ? bpf_test_run+0x25d/0x780
[  831.032786]  ? netlink_diag_dump+0x2a0/0x2a0
[  831.037233]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  831.042768]  ? bpf_test_init.isra.10+0x70/0x100
[  831.047442]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  831.052242]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  831.057095]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  831.062659]  ? fput+0x130/0x1a0
[  831.065941]  ? __bpf_prog_get+0x9b/0x290
[  831.070004]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  831.074847]  ? bpf_prog_test_run+0x130/0x1a0
[  831.079261]  ? __x64_sys_bpf+0x3db/0x520
[  831.083322]  ? bpf_prog_get+0x20/0x20
[  831.087175]  ? do_syscall_64+0x1b9/0x820
[  831.091239]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  831.096617]  ? syscall_return_slowpath+0x5e0/0x5e0
[  831.101550]  ? trace_hardirqs_on_caller+0x310/0x310
[  831.106597]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  831.111621]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  831.118385]  ? __switch_to_asm+0x40/0x70
[  831.122443]  ? __switch_to_asm+0x34/0x70
[  831.126510]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  831.131359]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  831.136743] CPU: 1 PID: 5951 Comm: cron Not tainted 4.20.0-rc1+ #152
[  831.136887] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  831.143270] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  831.153738] syz-executor5 cpuset=syz5 mems_allowed=0
[  831.163079] Call Trace:
[  831.170760]  <IRQ>
[  831.172917]  dump_stack+0x244/0x39d
[  831.176550]  ? dump_stack_print_info.cold.1+0x20/0x20
[  831.181772]  warn_alloc.cold.116+0xb7/0x1bd
[  831.186102]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  831.190949]  ? lock_downgrade+0x900/0x900
[  831.195129]  ? trace_hardirqs_off+0xb8/0x310
[  831.199544]  ? trace_hardirqs_off+0xb8/0x310
[  831.203969]  __alloc_pages_slowpath+0x26e8/0x2e10
[  831.208845]  ? warn_alloc+0x120/0x120
[  831.212649]  ? warn_alloc+0x120/0x120
[  831.216454]  ? warn_alloc+0x120/0x120
[  831.220261]  ? print_usage_bug+0xc0/0xc0
[  831.224340]  ? print_usage_bug+0xc0/0xc0
[  831.228397]  ? ktime_get+0x2c1/0x400
[  831.232121]  ? check_preemption_disabled+0x48/0x280
[  831.237139]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  831.241645]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  831.247186]  ? should_fail+0x22d/0xd01
[  831.251089]  ? kasan_check_read+0x11/0x20
[  831.255267]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  831.260403]  ? __lock_acquire+0x62f/0x4c20
[  831.264654]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  831.269798]  ? should_fail+0x22d/0xd01
[  831.273704]  ? print_usage_bug+0xc0/0xc0
[  831.277792]  ? mark_held_locks+0x130/0x130
[  831.282028]  ? mark_held_locks+0x130/0x130
[  831.286263]  ? check_preemption_disabled+0x48/0x280
[  831.291290]  ? zap_class+0x640/0x640
[  831.295004]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  831.299762]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  831.305304]  ? check_preemption_disabled+0x48/0x280
[  831.310330]  ? __lock_is_held+0xb5/0x140
[  831.314395]  __alloc_pages_nodemask+0xa80/0xde0
[  831.319078]  ? zap_class+0x640/0x640
[  831.322807]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  831.327835]  ? find_held_lock+0x36/0x1c0
[  831.331909]  ? ____cache_alloc_node+0x1c7/0x1e0
[  831.336587]  ? lock_downgrade+0x900/0x900
[  831.340748]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  831.346287]  cache_grow_begin+0xa5/0x8c0
[  831.350348]  ? do_raw_spin_unlock+0xa7/0x330
[  831.354765]  fallback_alloc+0x204/0x2e0
[  831.358749]  ____cache_alloc_node+0x1c7/0x1e0
[  831.363254]  kmem_cache_alloc_node+0xe3/0x730
[  831.367763]  ? lockdep_hardirqs_on+0x296/0x5b0
[  831.372355]  __alloc_skb+0x119/0x770
[  831.376074]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  831.381443]  ? netdev_alloc_frag+0x1f0/0x1f0
[  831.385860]  ? vprintk_default+0x28/0x30
[  831.389921]  ? vprintk_func+0x85/0x181
[  831.393812]  ? printk+0xa7/0xcf
[  831.397109]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  831.401875]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  831.406998]  new_skb+0x26/0x1c0
[  831.410287]  aoecmd_cfg+0x279/0x7f0
[  831.413912]  ? find_held_lock+0x36/0x1c0
[  831.417978]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  831.422306]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  831.427854]  ? __lock_is_held+0xb5/0x140
[  831.431924]  discover_timer+0x50/0x60
[  831.435725]  call_timer_fn+0x272/0x920
[  831.439614]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  831.444461]  ? process_timeout+0x40/0x40
[  831.448535]  ? mark_held_locks+0xc7/0x130
[  831.452685]  ? _raw_spin_unlock_irq+0x27/0x80
[  831.457182]  ? _raw_spin_unlock_irq+0x27/0x80
[  831.461680]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  831.466555]  ? lockdep_hardirqs_on+0x296/0x5b0
[  831.471173]  ? trace_hardirqs_on+0xbd/0x310
[  831.475491]  ? kasan_check_read+0x11/0x20
[  831.479642]  ? __run_timers+0x7da/0xc70
[  831.483631]  ? trace_hardirqs_off_caller+0x310/0x310
[  831.488768]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  831.493630]  __run_timers+0x7e5/0xc70
[  831.497440]  ? timer_fixup_init+0x70/0x70
[  831.501598]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  831.506615]  ? zap_class+0x640/0x640
[  831.510367]  ? print_usage_bug+0xc0/0xc0
[  831.514431]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  831.519632]  ? find_held_lock+0x36/0x1c0
[  831.523718]  ? zap_class+0x640/0x640
[  831.527439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  831.532979]  ? check_preemption_disabled+0x48/0x280
[  831.538005]  ? __lock_is_held+0xb5/0x140
[  831.542065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  831.547610]  ? check_preemption_disabled+0x48/0x280
[  831.552631]  run_timer_softirq+0x52/0xb0
[  831.556696]  ? rcu_read_lock_sched_held+0x14f/0x180
[  831.561734]  __do_softirq+0x308/0xb7e
[  831.565557]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  831.570053]  ? lock_downgrade+0x900/0x900
[  831.574206]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  831.579346]  ? pvclock_read_flags+0x160/0x160
[  831.583843]  ? lapic_next_event+0x5a/0x90
[  831.588009]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  831.593549]  ? kvm_clock_read+0x18/0x30
[  831.597531]  ? kvm_sched_clock_read+0x9/0x20
[  831.601960]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  831.607517]  ? check_preemption_disabled+0x48/0x280
[  831.612543]  irq_exit+0x17f/0x1c0
[  831.616007]  smp_apic_timer_interrupt+0x1cb/0x760
[  831.620849]  ? smp_reschedule_interrupt+0x109/0x650
[  831.625867]  ? smp_call_function_single_interrupt+0x650/0x650
[  831.631752]  ? interrupt_entry+0xb5/0xc0
[  831.635817]  ? trace_hardirqs_off_caller+0xbb/0x310
[  831.640834]  ? trace_hardirqs_off_caller+0xbb/0x310
[  831.645851]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  831.650698]  ? trace_hardirqs_on_caller+0x310/0x310
[  831.655713]  ? trace_hardirqs_on_caller+0x310/0x310
[  831.660728]  ? task_prio+0x50/0x50
[  831.664268]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  831.669813]  ? check_preemption_disabled+0x48/0x280
[  831.674839]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  831.679707]  apic_timer_interrupt+0xf/0x20
[  831.683938]  </IRQ>
[  831.686181] RIP: 0010:lock_is_held_type+0x74/0x210
[  831.691116] Code: 8b 83 7c 08 00 00 85 c0 0f 85 46 01 00 00 48 c7 c7 a8 fb 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 <0f> 85 6c 01 00 00 48 83 3d c6 20 f1 07 00 0f 84 2a 01 00 00 9c 58
[  831.710016] RSP: 0000:ffff8801c78d5fd0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  831.717725] RAX: dffffc0000000000 RBX: ffff8801c505c140 RCX: 0000000000000000
[  831.724991] RDX: 1ffffffff12a3f75 RSI: 00000000ffffffff RDI: ffffffff8951fba8
[  831.732256] RBP: ffff8801c78d5ff0 R08: ffff8801c505c140 R09: ffffed003b5e5b67
[  831.739523] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: 1ffff10038f1ac03
[  831.746789] R13: ffffffff8959b980 R14: 0000000000000000 R15: ffffffffffffffff
[  831.754096]  rcu_read_lock_held+0xa9/0xc0
[  831.758245]  list_lru_count_one+0x31a/0x450
[  831.762580]  ? list_lru_isolate_move+0x3c0/0x3c0
[  831.767353]  ? shmem_free_inode+0xd0/0xd0
[  831.771507]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  831.777059]  ? ubifs_shrink_count+0xc4/0x100
[  831.781494]  super_cache_count+0x153/0x2e0
[  831.785732]  do_shrink_slab+0x1b1/0xd30
[  831.789710]  ? lock_acquire+0x1ed/0x520
[  831.793691]  ? snapshot_refaults+0x290/0x290
[  831.798110]  ? lock_release+0xa00/0xa00
[  831.802095]  ? perf_trace_sched_process_exec+0x860/0x860
[  831.807588]  ? down_read_trylock+0xda/0x140
[  831.811915]  ? shrink_slab+0x207/0x8c0
[  831.815804]  ? downgrade_write+0x270/0x270
[  831.820063]  shrink_slab+0x389/0x8c0
[  831.823780]  ? shrink_active_list+0x1f00/0x1f00
[  831.828458]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  831.834081]  ? trace_hardirqs_on+0xbd/0x310
[  831.838407]  ? vmpressure+0x271/0x340
[  831.842208]  ? trace_hardirqs_off_caller+0x310/0x310
[  831.847318]  ? cgroup_procs_write_finish+0xf0/0xf0
[  831.852269]  shrink_node+0x431/0x16b0
[  831.856069]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  831.861375]  ? shrink_node_memcg+0x18f0/0x18f0
[  831.865961]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  831.870554]  ? trace_hardirqs_on+0xbd/0x310
[  831.874916]  ? vmpressure+0x271/0x340
[  831.878720]  ? do_raw_spin_unlock+0xa7/0x330
[  831.883130]  ? do_raw_spin_trylock+0x270/0x270
[  831.887721]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  831.893259]  ? __cpuset_node_allowed+0x19b/0x660
[  831.898016]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  831.903725]  ? vmpressure+0x1a2/0x340
[  831.907539]  do_try_to_free_pages+0x3e7/0x1290
[  831.912124]  ? zap_class+0x640/0x640
[  831.915853]  ? shrink_node+0x16b0/0x16b0
[  831.919927]  ? __lock_is_held+0xb5/0x140
[  831.924060]  try_to_free_pages+0x4d0/0xb90
[  831.928314]  ? do_try_to_free_pages+0x1290/0x1290
[  831.933171]  ? lock_acquire+0x1ed/0x520
[  831.937144]  ? set_page_refcounted+0x280/0x280
[  831.941736]  ? lock_release+0xa00/0xa00
[  831.945712]  ? _raw_spin_unlock_irq+0x60/0x80
[  831.950211]  ? psi_memstall_enter+0x240/0x2b0
[  831.954712]  ? psi_memstall_tick+0x230/0x230
[  831.959175]  __alloc_pages_slowpath+0xa14/0x2e10
[  831.963959]  ? warn_alloc+0x120/0x120
[  831.967758]  ? mark_held_locks+0x130/0x130
[  831.972007]  ? find_get_entry+0xaae/0x1120
[  831.976254]  ? filemap_map_pages+0x1a20/0x1a20
[  831.980841]  ? zap_class+0x640/0x640
[  831.984562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  831.990275]  ? check_preemption_disabled+0x48/0x280
[  831.995295]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  832.000843]  ? should_fail+0x22d/0xd01
[  832.004753]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  832.009860]  ? zap_class+0x640/0x640
[  832.013611]  ? __lock_is_held+0xb5/0x140
[  832.017691]  ? mark_held_locks+0x130/0x130
[  832.021945]  ? lock_release+0xa00/0xa00
[  832.025919]  ? perf_trace_sched_process_exec+0x860/0x860
[  832.031371]  ? xa_load+0x2ba/0x460
[  832.034914]  ? lock_downgrade+0x900/0x900
[  832.039070]  ? __might_sleep+0x95/0x190
[  832.043055]  __alloc_pages_nodemask+0xa80/0xde0
[  832.047734]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  832.052752]  ? __page_cache_alloc+0x191/0x5c0
[  832.057250]  ? xa_load+0x2e1/0x460
[  832.060795]  ? xa_clear_mark+0x40/0x40
[  832.064688]  ? zap_class+0x640/0x640
[  832.068409]  ? zap_class+0x640/0x640
[  832.072121]  ? zap_class+0x640/0x640
[  832.075836]  ? __do_page_cache_readahead+0x663/0x810
[  832.080948]  ? find_held_lock+0x36/0x1c0
[  832.085015]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  832.090562]  alloc_pages_current+0x173/0x350
[  832.095001]  __page_cache_alloc+0x38c/0x5c0
[  832.099319]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  832.104250]  ? kasan_check_read+0x11/0x20
[  832.108398]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  832.113676]  ? generic_perform_write+0x6a0/0x6a0
[  832.118432]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  832.123967]  ? check_preemption_disabled+0x48/0x280
[  832.128993]  filemap_fault+0x1595/0x25f0
[  832.133066]  ? __lock_page_or_retry+0xa00/0xa00
[  832.137741]  ? mark_held_locks+0x130/0x130
[  832.141988]  ? filemap_map_pages+0xd6b/0x1a20
[  832.146498]  ? lock_downgrade+0x900/0x900
[  832.150646]  ? check_preemption_disabled+0x48/0x280
[  832.155664]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  832.160601]  ? kasan_check_read+0x11/0x20
[  832.164750]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  832.170029]  ? rcu_softirq_qs+0x20/0x20
[  832.174016]  ? filemap_map_pages+0xd92/0x1a20
[  832.178526]  ? find_get_entries_tag+0x1400/0x1400
[  832.183400]  ? lock_acquire+0x1ed/0x520
[  832.187375]  ? ext4_filemap_fault+0x7a/0xad
[  832.191701]  ? lock_release+0xa00/0xa00
[  832.195670]  ? perf_trace_sched_process_exec+0x860/0x860
[  832.201123]  ? mark_held_locks+0x130/0x130
[  832.205357]  ? print_usage_bug+0xc0/0xc0
[  832.209423]  ? print_usage_bug+0xc0/0xc0
[  832.213496]  ? down_read+0x8d/0x120
[  832.217119]  ? ext4_filemap_fault+0x7a/0xad
[  832.221444]  ? __down_interruptible+0x700/0x700
[  832.226125]  ext4_filemap_fault+0x82/0xad
[  832.230297]  __do_fault+0x100/0x6b0
[  832.233935]  ? pmd_devmap_trans_unstable+0x220/0x220
[  832.239041]  ? mark_held_locks+0x130/0x130
[  832.243277]  ? mark_held_locks+0x130/0x130
[  832.247522]  ? hrtimer_forward+0x2a0/0x2a0
[  832.251754]  ? hrtimer_start_range_ns+0x6c4/0xe00
[  832.256601]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  832.262144]  __handle_mm_fault+0x3ea0/0x5be0
[  832.266567]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  832.271417]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  832.276519]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  832.281628]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  832.286211]  ? trace_hardirqs_on+0xbd/0x310
[  832.290529]  ? kasan_check_read+0x11/0x20
[  832.294700]  ? __free_object+0x173/0x340
[  832.298777]  ? zap_class+0x640/0x640
[  832.302495]  ? zap_class+0x640/0x640
[  832.306209]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  832.311320]  ? find_held_lock+0x36/0x1c0
[  832.315394]  ? handle_mm_fault+0x42a/0xc70
[  832.319634]  ? lock_downgrade+0x900/0x900
[  832.323784]  ? check_preemption_disabled+0x48/0x280
[  832.328803]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  832.333731]  ? kasan_check_read+0x11/0x20
[  832.337877]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  832.343153]  ? rcu_softirq_qs+0x20/0x20
[  832.347131]  ? trace_hardirqs_off_caller+0x310/0x310
[  832.352238]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  832.357775]  ? check_preemption_disabled+0x48/0x280
[  832.362799]  handle_mm_fault+0x54f/0xc70
[  832.366864]  ? __handle_mm_fault+0x5be0/0x5be0
[  832.371453]  ? find_vma+0x34/0x190
[  832.375003]  __do_page_fault+0x5e8/0xe60
[  832.379106]  ? trace_hardirqs_off+0xb8/0x310
[  832.383537]  do_page_fault+0xf2/0x7e0
[  832.387339]  ? vmalloc_sync_all+0x30/0x30
[  832.391490]  ? error_entry+0x70/0xd0
[  832.395217]  ? trace_hardirqs_off_caller+0xbb/0x310
[  832.400234]  ? trace_hardirqs_on_caller+0xc0/0x310
[  832.405165]  ? syscall_return_slowpath+0x5e0/0x5e0
[  832.410097]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  832.414944]  ? trace_hardirqs_on_caller+0x310/0x310
[  832.419963]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  832.425417]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  832.430436]  ? prepare_exit_to_usermode+0x291/0x3b0
[  832.435450]  ? page_fault+0x8/0x30
[  832.438994]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  832.443843]  ? page_fault+0x8/0x30
[  832.447381]  page_fault+0x1e/0x30
[  832.450830] RIP: 0033:0x7f379df38e40
[  832.454578] Code: Bad RIP value.
[  832.457957] RSP: 002b:00007fff016452d8 EFLAGS: 00010246
[  832.463315] RAX: 0000000000000000 RBX: 00007fff01645400 RCX: 00007f379df38e40
[  832.470601] RDX: 0000000000000000 RSI: 00007fff01645480 RDI: 00007fff01645480
[  832.477911] RBP: 00007fff01645380 R08: 00007fff016452e0 R09: 0000000000000000
[  832.485194] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  832.492459] R13: 00007fff016455e0 R14: 0000000000000000 R15: 0000000000000000
[  832.499766] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  832.499771] warn_alloc_show_mem: 1 callbacks suppressed
[  832.499778] Mem-Info:
[  832.507154] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  832.512520] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  832.512520]  active_file:8 inactive_file:18 isolated_file:0
[  832.512520]  unevictable:0 dirty:0 writeback:0 unstable:0
[  832.512520]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  832.512520]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  832.512520]  free:13785 free_pcp:451 free_cma:0
[  832.514889] Call Trace:
[  832.524290] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  832.557303]  <IRQ>
[  832.559870] 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
[  832.587710]  dump_stack+0x244/0x39d
[  832.589829] lowmem_reserve[]: 0 2818 6321 6321
[  832.615946]  ? dump_stack_print_info.cold.1+0x20/0x20
[  832.619548] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  832.624141]  warn_alloc.cold.116+0xb7/0x1bd
[  832.629297] lowmem_reserve[]: 0 0 3503 3503
[  832.656622]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  832.660916] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  832.665227]  ? lock_downgrade+0x900/0x900
[  832.670041] lowmem_reserve[]: 0 0 0 0
[  832.699292]  ? trace_hardirqs_off+0xb8/0x310
[  832.703412] 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
[  832.707209]  ? trace_hardirqs_off+0xb8/0x310
[  832.711598] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  832.725124]  __alloc_pages_slowpath+0x26e8/0x2e10
[  832.729500] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  832.744692]  ? warn_alloc+0x120/0x120
[  832.749490] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  832.764046]  ? warn_alloc+0x120/0x120
[  832.767859] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  832.776686]  ? check_preemption_disabled+0x48/0x280
[  832.780462] 3988 total pagecache pages
[  832.789029]  ? warn_alloc+0x120/0x120
[  832.794056] 0 pages in swap cache
[  832.797930]  ? print_usage_bug+0xc0/0xc0
[  832.801708] Swap cache stats: add 0, delete 0, find 0/0
[  832.805202]  ? print_usage_bug+0xc0/0xc0
[  832.809238] Free swap  = 0kB
[  832.814632]  ? zap_class+0x640/0x640
[  832.818670] Total swap = 0kB
[  832.821686]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  832.825419] 1965979 pages RAM
[  832.828454]  ? should_fail+0x22d/0xd01
[  832.833960] 0 pages HighMem/MovableOnly
[  832.837060]  ? get_stack_info+0x37/0x142
[  832.840920] 342853 pages reserved
[  832.844886]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  832.848921] 0 pages cma reserved
[  832.852369]  ? __lock_acquire+0x62f/0x4c20
[  832.857537] aoe: skb alloc failure
[  832.860835]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  832.865114] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  832.868626]  ? __lock_acquire+0x62f/0x4c20
[  832.873707] cron cpuset=/ mems_allowed=0
[  832.883401]  ? should_fail+0x22d/0xd01
[  832.895551]  ? mark_held_locks+0x130/0x130
[  832.899800]  ? mark_held_locks+0x130/0x130
[  832.904045]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  832.909324]  ? rcu_softirq_qs+0x20/0x20
[  832.913325]  ? rcu_softirq_qs+0x20/0x20
[  832.917300]  ? unwind_dump+0x190/0x190
[  832.921189]  ? zap_class+0x640/0x640
[  832.924901]  ? print_usage_bug+0xc0/0xc0
[  832.928982]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  832.934540]  ? check_preemption_disabled+0x48/0x280
[  832.939615]  ? __lock_is_held+0xb5/0x140
[  832.943684]  __alloc_pages_nodemask+0xa80/0xde0
[  832.948353]  ? zap_class+0x640/0x640
[  832.952074]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  832.957101]  ? find_held_lock+0x36/0x1c0
[  832.961173]  ? ____cache_alloc_node+0x1c7/0x1e0
[  832.965841]  ? lock_downgrade+0x900/0x900
[  832.969998]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  832.975543]  cache_grow_begin+0xa5/0x8c0
[  832.979620]  ? do_raw_spin_unlock+0xa7/0x330
[  832.984056]  fallback_alloc+0x204/0x2e0
[  832.988042]  ____cache_alloc_node+0x1c7/0x1e0
[  832.992550]  kmem_cache_alloc_node+0xe3/0x730
[  832.997070]  ? pskb_put+0xb0/0xb0
[  833.000536]  __alloc_skb+0x119/0x770
[  833.004256]  ? netdev_alloc_frag+0x1f0/0x1f0
[  833.008668]  ? atomic_notifier_call_chain+0xc6/0x190
[  833.013773]  ? lock_downgrade+0x900/0x900
[  833.017924]  ? check_preemption_disabled+0x48/0x280
[  833.022945]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  833.027872]  ? kasan_check_read+0x11/0x20
[  833.032022]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  833.037302]  ? rcu_softirq_qs+0x20/0x20
[  833.041292]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  833.045700]  ? do_raw_write_trylock+0x270/0x270
[  833.050382]  __neigh_notify+0x8c/0x160
[  833.054277]  neigh_timer_handler+0x6cb/0xdf0
[  833.058692]  ? neigh_periodic_work+0xc60/0xc60
[  833.063304]  ? __lock_is_held+0xb5/0x140
[  833.067395]  call_timer_fn+0x272/0x920
[  833.071279]  ? neigh_periodic_work+0xc60/0xc60
[  833.075878]  ? process_timeout+0x40/0x40
[  833.080017]  ? __run_timers+0x7da/0xc70
[  833.084006]  ? _raw_spin_unlock_irq+0x27/0x80
[  833.088500]  ? _raw_spin_unlock_irq+0x27/0x80
[  833.092999]  ? neigh_periodic_work+0xc60/0xc60
[  833.097599]  ? lockdep_hardirqs_on+0x296/0x5b0
[  833.102200]  ? trace_hardirqs_on+0xbd/0x310
[  833.106535]  ? kasan_check_read+0x11/0x20
[  833.110689]  ? __run_timers+0x7da/0xc70
[  833.114668]  ? trace_hardirqs_off_caller+0x310/0x310
[  833.119998]  ? neigh_periodic_work+0xc60/0xc60
[  833.124627]  ? neigh_periodic_work+0xc60/0xc60
[  833.129208]  __run_timers+0x7e5/0xc70
[  833.133024]  ? timer_fixup_init+0x70/0x70
[  833.137188]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  833.142213]  ? zap_class+0x640/0x640
[  833.146021]  ? enqueue_hrtimer+0x1a5/0x560
[  833.150262]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  833.155475]  ? find_held_lock+0x36/0x1c0
[  833.159539]  ? zap_class+0x640/0x640
[  833.163274]  ? pvclock_read_flags+0x160/0x160
[  833.167774]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  833.173315]  ? check_preemption_disabled+0x48/0x280
[  833.178342]  ? __lock_is_held+0xb5/0x140
[  833.182408]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  833.187950]  ? check_preemption_disabled+0x48/0x280
[  833.192986]  run_timer_softirq+0x52/0xb0
[  833.197046]  ? rcu_read_lock_sched_held+0x14f/0x180
[  833.202062]  __do_softirq+0x308/0xb7e
[  833.205867]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  833.210377]  ? lock_downgrade+0x900/0x900
[  833.214532]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  833.219644]  ? pvclock_read_flags+0x160/0x160
[  833.224144]  ? lapic_next_event+0x5a/0x90
[  833.228294]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  833.233835]  ? kvm_clock_read+0x18/0x30
[  833.237808]  ? kvm_sched_clock_read+0x9/0x20
[  833.242220]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  833.247776]  ? check_preemption_disabled+0x48/0x280
[  833.252839]  irq_exit+0x17f/0x1c0
[  833.256301]  smp_apic_timer_interrupt+0x1cb/0x760
[  833.261144]  ? smp_reschedule_interrupt+0x109/0x650
[  833.266164]  ? smp_call_function_single_interrupt+0x650/0x650
[  833.272043]  ? interrupt_entry+0xb5/0xc0
[  833.276103]  ? trace_hardirqs_off_caller+0xbb/0x310
[  833.281134]  ? trace_hardirqs_off_caller+0xbb/0x310
[  833.286169]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  833.291013]  ? trace_hardirqs_on_caller+0x310/0x310
[  833.296026]  ? trace_hardirqs_on_caller+0x310/0x310
[  833.301055]  ? task_prio+0x50/0x50
[  833.304608]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  833.310168]  ? check_preemption_disabled+0x48/0x280
[  833.315210]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  833.320061]  apic_timer_interrupt+0xf/0x20
[  833.324306]  </IRQ>
[  833.326545] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  833.331500] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  833.350396] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  833.358101] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  833.365384] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  833.372651] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  833.379916] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  833.387184] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  833.394491]  skb_clone+0x1bb/0x500
[  833.398038]  ? skb_split+0x11e0/0x11e0
[  833.401932]  ? check_preemption_disabled+0x48/0x280
[  833.406953]  ? __this_cpu_preempt_check+0x1c/0x20
[  833.411799]  ? __bpf_redirect+0x54b/0xb20
[  833.415954]  bpf_clone_redirect+0xb9/0x490
[  833.420198]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  833.425249]  ? __sched_text_start+0x8/0x8
[  833.429427]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  833.434194]  ? find_held_lock+0x36/0x1c0
[  833.438269]  ? lock_acquire+0x1ed/0x520
[  833.442249]  ? bpf_test_run+0x3cb/0x780
[  833.446227]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  833.451768]  ? check_preemption_disabled+0x48/0x280
[  833.456791]  ? kasan_check_read+0x11/0x20
[  833.460940]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  833.466215]  ? rcu_softirq_qs+0x20/0x20
[  833.470204]  ? preempt_schedule+0x4d/0x60
[  833.474369]  ? ___preempt_schedule+0x16/0x18
[  833.478784]  ? bpf_test_run+0x25d/0x780
[  833.482774]  ? netlink_diag_dump+0x2a0/0x2a0
[  833.487184]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  833.492721]  ? bpf_test_init.isra.10+0x70/0x100
[  833.497436]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  833.502201]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  833.507046]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  833.512599]  ? fput+0x130/0x1a0
[  833.515898]  ? __bpf_prog_get+0x9b/0x290
[  833.519981]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  833.524821]  ? bpf_prog_test_run+0x130/0x1a0
[  833.529247]  ? __x64_sys_bpf+0x3db/0x520
[  833.533330]  ? bpf_prog_get+0x20/0x20
[  833.537171]  ? do_syscall_64+0x1b9/0x820
[  833.541234]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  833.546613]  ? syscall_return_slowpath+0x5e0/0x5e0
[  833.551566]  ? trace_hardirqs_on_caller+0x310/0x310
[  833.556658]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  833.561680]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  833.568361]  ? __switch_to_asm+0x40/0x70
[  833.572433]  ? __switch_to_asm+0x34/0x70
[  833.576501]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  833.581354]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  833.586739] CPU: 1 PID: 5951 Comm: cron Not tainted 4.20.0-rc1+ #152
[  833.586986] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  833.593241] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  833.603712] syz-executor5 cpuset=syz5 mems_allowed=0
[  833.613051] Call Trace:
[  833.620722]  <IRQ>
[  833.622877]  dump_stack+0x244/0x39d
[  833.626513]  ? dump_stack_print_info.cold.1+0x20/0x20
[  833.631716]  warn_alloc.cold.116+0xb7/0x1bd
[  833.636040]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  833.640885]  ? lock_downgrade+0x900/0x900
[  833.645052]  ? trace_hardirqs_off+0xb8/0x310
[  833.649489]  ? trace_hardirqs_off+0xb8/0x310
[  833.653939]  __alloc_pages_slowpath+0x26e8/0x2e10
[  833.658814]  ? warn_alloc+0x120/0x120
[  833.662626]  ? warn_alloc+0x120/0x120
[  833.666431]  ? warn_alloc+0x120/0x120
[  833.670235]  ? print_usage_bug+0xc0/0xc0
[  833.674297]  ? print_usage_bug+0xc0/0xc0
[  833.678355]  ? ktime_get+0x2c1/0x400
[  833.682077]  ? check_preemption_disabled+0x48/0x280
[  833.687102]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  833.691609]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  833.697147]  ? should_fail+0x22d/0xd01
[  833.701035]  ? kasan_check_read+0x11/0x20
[  833.705187]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  833.710291]  ? __lock_acquire+0x62f/0x4c20
[  833.714531]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  833.719634]  ? should_fail+0x22d/0xd01
[  833.723519]  ? print_usage_bug+0xc0/0xc0
[  833.727594]  ? mark_held_locks+0x130/0x130
[  833.731833]  ? mark_held_locks+0x130/0x130
[  833.736068]  ? check_preemption_disabled+0x48/0x280
[  833.741100]  ? zap_class+0x640/0x640
[  833.744820]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  833.749590]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  833.755130]  ? check_preemption_disabled+0x48/0x280
[  833.760157]  ? __lock_is_held+0xb5/0x140
[  833.764228]  __alloc_pages_nodemask+0xa80/0xde0
[  833.768901]  ? zap_class+0x640/0x640
[  833.772620]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  833.777648]  ? find_held_lock+0x36/0x1c0
[  833.781722]  ? ____cache_alloc_node+0x1c7/0x1e0
[  833.786398]  ? lock_downgrade+0x900/0x900
[  833.790554]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  833.796109]  cache_grow_begin+0xa5/0x8c0
[  833.800170]  ? do_raw_spin_unlock+0xa7/0x330
[  833.804592]  fallback_alloc+0x204/0x2e0
[  833.808586]  ____cache_alloc_node+0x1c7/0x1e0
[  833.813098]  kmem_cache_alloc_node+0xe3/0x730
[  833.817602]  ? lockdep_hardirqs_on+0x296/0x5b0
[  833.822195]  __alloc_skb+0x119/0x770
[  833.825908]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  833.831274]  ? netdev_alloc_frag+0x1f0/0x1f0
[  833.835694]  ? vprintk_default+0x28/0x30
[  833.839756]  ? vprintk_func+0x85/0x181
[  833.843653]  ? printk+0xa7/0xcf
[  833.846936]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  833.851696]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  833.856803]  new_skb+0x26/0x1c0
[  833.860088]  aoecmd_cfg+0x279/0x7f0
[  833.863721]  ? find_held_lock+0x36/0x1c0
[  833.867789]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  833.872124]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  833.877672]  ? __lock_is_held+0xb5/0x140
[  833.881749]  discover_timer+0x50/0x60
[  833.885550]  call_timer_fn+0x272/0x920
[  833.889444]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  833.894283]  ? process_timeout+0x40/0x40
[  833.898356]  ? mark_held_locks+0xc7/0x130
[  833.902509]  ? _raw_spin_unlock_irq+0x27/0x80
[  833.907004]  ? _raw_spin_unlock_irq+0x27/0x80
[  833.911496]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  833.916338]  ? lockdep_hardirqs_on+0x296/0x5b0
[  833.920924]  ? trace_hardirqs_on+0xbd/0x310
[  833.925251]  ? kasan_check_read+0x11/0x20
[  833.929398]  ? __run_timers+0x7da/0xc70
[  833.933374]  ? trace_hardirqs_off_caller+0x310/0x310
[  833.938490]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  833.943331]  __run_timers+0x7e5/0xc70
[  833.947141]  ? timer_fixup_init+0x70/0x70
[  833.951302]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  833.956324]  ? zap_class+0x640/0x640
[  833.960044]  ? print_usage_bug+0xc0/0xc0
[  833.964111]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  833.969352]  ? find_held_lock+0x36/0x1c0
[  833.973436]  ? zap_class+0x640/0x640
[  833.977156]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  833.982699]  ? check_preemption_disabled+0x48/0x280
[  833.987920]  ? __lock_is_held+0xb5/0x140
[  833.991987]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  833.997526]  ? check_preemption_disabled+0x48/0x280
[  834.002545]  run_timer_softirq+0x52/0xb0
[  834.006614]  ? rcu_read_lock_sched_held+0x14f/0x180
[  834.011653]  __do_softirq+0x308/0xb7e
[  834.015473]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  834.019966]  ? lock_downgrade+0x900/0x900
[  834.024584]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  834.029701]  ? pvclock_read_flags+0x160/0x160
[  834.034206]  ? lapic_next_event+0x5a/0x90
[  834.038357]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  834.043900]  ? kvm_clock_read+0x18/0x30
[  834.047877]  ? kvm_sched_clock_read+0x9/0x20
[  834.052296]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  834.057839]  ? check_preemption_disabled+0x48/0x280
[  834.062868]  irq_exit+0x17f/0x1c0
[  834.066326]  smp_apic_timer_interrupt+0x1cb/0x760
[  834.071169]  ? smp_reschedule_interrupt+0x109/0x650
[  834.076203]  ? smp_call_function_single_interrupt+0x650/0x650
[  834.082400]  ? interrupt_entry+0xb5/0xc0
[  834.086464]  ? trace_hardirqs_off_caller+0xbb/0x310
[  834.091482]  ? trace_hardirqs_off_caller+0xbb/0x310
[  834.096501]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  834.101351]  ? trace_hardirqs_on_caller+0x310/0x310
[  834.106365]  ? trace_hardirqs_on_caller+0x310/0x310
[  834.111383]  ? task_prio+0x50/0x50
[  834.114933]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  834.120473]  ? check_preemption_disabled+0x48/0x280
[  834.125499]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  834.130354]  apic_timer_interrupt+0xf/0x20
[  834.134589]  </IRQ>
[  834.136830] RIP: 0010:lock_is_held_type+0x74/0x210
[  834.141761] Code: 8b 83 7c 08 00 00 85 c0 0f 85 46 01 00 00 48 c7 c7 a8 fb 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 <0f> 85 6c 01 00 00 48 83 3d c6 20 f1 07 00 0f 84 2a 01 00 00 9c 58
[  834.160664] RSP: 0000:ffff8801c78d5fd0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  834.168375] RAX: dffffc0000000000 RBX: ffff8801c505c140 RCX: 0000000000000000
[  834.175643] RDX: 1ffffffff12a3f75 RSI: 00000000ffffffff RDI: ffffffff8951fba8
[  834.182908] RBP: ffff8801c78d5ff0 R08: ffff8801c505c140 R09: ffffed003b5e5b67
[  834.190189] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: 1ffff10038f1ac03
[  834.197464] R13: ffffffff8959b980 R14: 0000000000000000 R15: ffffffffffffffff
[  834.204775]  rcu_read_lock_held+0xa9/0xc0
[  834.208928]  list_lru_count_one+0x31a/0x450
[  834.213251]  ? list_lru_isolate_move+0x3c0/0x3c0
[  834.218005]  ? shmem_free_inode+0xd0/0xd0
[  834.222159]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  834.227697]  ? ubifs_shrink_count+0xc4/0x100
[  834.232120]  super_cache_count+0x153/0x2e0
[  834.236361]  do_shrink_slab+0x1b1/0xd30
[  834.240345]  ? lock_acquire+0x1ed/0x520
[  834.244323]  ? snapshot_refaults+0x290/0x290
[  834.248734]  ? lock_release+0xa00/0xa00
[  834.252714]  ? perf_trace_sched_process_exec+0x860/0x860
[  834.258182]  ? down_read_trylock+0xda/0x140
[  834.262503]  ? shrink_slab+0x207/0x8c0
[  834.266392]  ? downgrade_write+0x270/0x270
[  834.270642]  shrink_slab+0x389/0x8c0
[  834.274355]  ? shrink_active_list+0x1f00/0x1f00
[  834.279034]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  834.284661]  ? trace_hardirqs_on+0xbd/0x310
[  834.288988]  ? vmpressure+0x271/0x340
[  834.292794]  ? trace_hardirqs_off_caller+0x310/0x310
[  834.297904]  ? cgroup_procs_write_finish+0xf0/0xf0
[  834.302852]  shrink_node+0x431/0x16b0
[  834.306655]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  834.311963]  ? shrink_node_memcg+0x18f0/0x18f0
[  834.316544]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  834.321140]  ? trace_hardirqs_on+0xbd/0x310
[  834.325465]  ? vmpressure+0x271/0x340
[  834.329272]  ? do_raw_spin_unlock+0xa7/0x330
[  834.333685]  ? do_raw_spin_trylock+0x270/0x270
[  834.338275]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  834.343812]  ? __cpuset_node_allowed+0x19b/0x660
[  834.348585]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  834.354300]  ? vmpressure+0x1a2/0x340
[  834.358114]  do_try_to_free_pages+0x3e7/0x1290
[  834.362702]  ? zap_class+0x640/0x640
[  834.366434]  ? shrink_node+0x16b0/0x16b0
[  834.370503]  ? __lock_is_held+0xb5/0x140
[  834.374602]  try_to_free_pages+0x4d0/0xb90
[  834.378850]  ? do_try_to_free_pages+0x1290/0x1290
[  834.383708]  ? lock_acquire+0x1ed/0x520
[  834.387685]  ? set_page_refcounted+0x280/0x280
[  834.392275]  ? lock_release+0xa00/0xa00
[  834.396251]  ? _raw_spin_unlock_irq+0x60/0x80
[  834.400749]  ? psi_memstall_enter+0x240/0x2b0
[  834.405248]  ? psi_memstall_tick+0x230/0x230
[  834.409673]  __alloc_pages_slowpath+0xa14/0x2e10
[  834.414460]  ? warn_alloc+0x120/0x120
[  834.418265]  ? mark_held_locks+0x130/0x130
[  834.422509]  ? find_get_entry+0xaae/0x1120
[  834.426754]  ? filemap_map_pages+0x1a20/0x1a20
[  834.431347]  ? zap_class+0x640/0x640
[  834.435069]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  834.440615]  ? check_preemption_disabled+0x48/0x280
[  834.445634]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  834.451171]  ? should_fail+0x22d/0xd01
[  834.455066]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  834.460178]  ? zap_class+0x640/0x640
[  834.463921]  ? __lock_is_held+0xb5/0x140
[  834.467990]  ? mark_held_locks+0x130/0x130
[  834.472228]  ? lock_release+0xa00/0xa00
[  834.476203]  ? perf_trace_sched_process_exec+0x860/0x860
[  834.481659]  ? xa_load+0x2ba/0x460
[  834.485203]  ? lock_downgrade+0x900/0x900
[  834.489355]  ? __might_sleep+0x95/0x190
[  834.493335]  __alloc_pages_nodemask+0xa80/0xde0
[  834.498012]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  834.503031]  ? __page_cache_alloc+0x191/0x5c0
[  834.507538]  ? xa_load+0x2e1/0x460
[  834.511089]  ? xa_clear_mark+0x40/0x40
[  834.514978]  ? zap_class+0x640/0x640
[  834.518702]  ? zap_class+0x640/0x640
[  834.522418]  ? zap_class+0x640/0x640
[  834.526132]  ? __do_page_cache_readahead+0x663/0x810
[  834.531244]  ? find_held_lock+0x36/0x1c0
[  834.535313]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  834.540860]  alloc_pages_current+0x173/0x350
[  834.545281]  __page_cache_alloc+0x38c/0x5c0
[  834.549608]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  834.554540]  ? kasan_check_read+0x11/0x20
[  834.558694]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  834.563979]  ? generic_perform_write+0x6a0/0x6a0
[  834.568739]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  834.574283]  ? check_preemption_disabled+0x48/0x280
[  834.579311]  filemap_fault+0x1595/0x25f0
[  834.583386]  ? __lock_page_or_retry+0xa00/0xa00
[  834.588059]  ? mark_held_locks+0x130/0x130
[  834.592311]  ? filemap_map_pages+0xd6b/0x1a20
[  834.596809]  ? lock_downgrade+0x900/0x900
[  834.600958]  ? check_preemption_disabled+0x48/0x280
[  834.606009]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  834.610941]  ? kasan_check_read+0x11/0x20
[  834.615098]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  834.620374]  ? rcu_softirq_qs+0x20/0x20
[  834.624366]  ? filemap_map_pages+0xd92/0x1a20
[  834.628876]  ? find_get_entries_tag+0x1400/0x1400
[  834.633739]  ? lock_acquire+0x1ed/0x520
[  834.637718]  ? ext4_filemap_fault+0x7a/0xad
[  834.642046]  ? lock_release+0xa00/0xa00
[  834.646036]  ? perf_trace_sched_process_exec+0x860/0x860
[  834.651485]  ? mark_held_locks+0x130/0x130
[  834.655719]  ? print_usage_bug+0xc0/0xc0
[  834.659791]  ? print_usage_bug+0xc0/0xc0
[  834.663868]  ? down_read+0x8d/0x120
[  834.667496]  ? ext4_filemap_fault+0x7a/0xad
[  834.671819]  ? __down_interruptible+0x700/0x700
[  834.676499]  ext4_filemap_fault+0x82/0xad
[  834.680662]  __do_fault+0x100/0x6b0
[  834.684297]  ? pmd_devmap_trans_unstable+0x220/0x220
[  834.689403]  ? mark_held_locks+0x130/0x130
[  834.693647]  ? mark_held_locks+0x130/0x130
[  834.697887]  ? hrtimer_forward+0x2a0/0x2a0
[  834.702120]  ? hrtimer_start_range_ns+0x6c4/0xe00
[  834.706967]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  834.712511]  __handle_mm_fault+0x3ea0/0x5be0
[  834.716929]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  834.721771]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  834.726872]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  834.731982]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  834.736566]  ? trace_hardirqs_on+0xbd/0x310
[  834.740898]  ? kasan_check_read+0x11/0x20
[  834.745048]  ? __free_object+0x173/0x340
[  834.749128]  ? zap_class+0x640/0x640
[  834.752840]  ? zap_class+0x640/0x640
[  834.756552]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  834.761679]  ? find_held_lock+0x36/0x1c0
[  834.765752]  ? handle_mm_fault+0x42a/0xc70
[  834.769989]  ? lock_downgrade+0x900/0x900
[  834.774138]  ? check_preemption_disabled+0x48/0x280
[  834.779157]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  834.784092]  ? kasan_check_read+0x11/0x20
[  834.788242]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  834.793527]  ? rcu_softirq_qs+0x20/0x20
[  834.797515]  ? trace_hardirqs_off_caller+0x310/0x310
[  834.802618]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  834.808162]  ? check_preemption_disabled+0x48/0x280
[  834.813187]  handle_mm_fault+0x54f/0xc70
[  834.817257]  ? __handle_mm_fault+0x5be0/0x5be0
[  834.821843]  ? find_vma+0x34/0x190
[  834.825387]  __do_page_fault+0x5e8/0xe60
[  834.829446]  ? trace_hardirqs_off+0xb8/0x310
[  834.833870]  do_page_fault+0xf2/0x7e0
[  834.837673]  ? vmalloc_sync_all+0x30/0x30
[  834.841825]  ? error_entry+0x70/0xd0
[  834.845546]  ? trace_hardirqs_off_caller+0xbb/0x310
[  834.850569]  ? trace_hardirqs_on_caller+0xc0/0x310
[  834.855517]  ? syscall_return_slowpath+0x5e0/0x5e0
[  834.860450]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  834.865295]  ? trace_hardirqs_on_caller+0x310/0x310
[  834.870310]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  834.875764]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  834.880783]  ? prepare_exit_to_usermode+0x291/0x3b0
[  834.885799]  ? page_fault+0x8/0x30
[  834.889347]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  834.894191]  ? page_fault+0x8/0x30
[  834.897731]  page_fault+0x1e/0x30
[  834.901184] RIP: 0033:0x7f379df38e40
[  834.904907] Code: Bad RIP value.
[  834.908275] RSP: 002b:00007fff016452d8 EFLAGS: 00010246
[  834.913637] RAX: 0000000000000000 RBX: 00007fff01645400 RCX: 00007f379df38e40
[  834.920902] RDX: 0000000000000000 RSI: 00007fff01645480 RDI: 00007fff01645480
[  834.928171] RBP: 00007fff01645380 R08: 00007fff016452e0 R09: 0000000000000000
[  834.935441] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  834.942710] R13: 00007fff016455e0 R14: 0000000000000000 R15: 0000000000000000
[  834.950003] warn_alloc_show_mem: 1 callbacks suppressed
[  834.950015] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  834.950017] Mem-Info:
[  834.950049] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  834.950049]  active_file:8 inactive_file:18 isolated_file:0
[  834.950049]  unevictable:0 dirty:0 writeback:0 unstable:0
[  834.950049]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  834.950049]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  834.950049]  free:13785 free_pcp:451 free_cma:0
[  834.955393] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  834.955402] Call Trace:
[  834.962774] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  834.965172]  <IRQ>
[  834.998119] 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
[  835.007477]  dump_stack+0x244/0x39d
[  835.010031] lowmem_reserve[]: 0 2818 6321 6321
[  835.037878]  ? dump_stack_print_info.cold.1+0x20/0x20
[  835.040000] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  835.066113]  warn_alloc.cold.116+0xb7/0x1bd
[  835.069706] lowmem_reserve[]: 0 0 3503 3503
[  835.074285]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  835.079447] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  835.106766]  ? lock_downgrade+0x900/0x900
[  835.111057] lowmem_reserve[]: 0 0 0 0
[  835.115375]  ? trace_hardirqs_off+0xb8/0x310
[  835.120700] 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
[  835.149935]  ? trace_hardirqs_off+0xb8/0x310
[  835.154055] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  835.157860]  __alloc_pages_slowpath+0x26e8/0x2e10
[  835.162235] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  835.175781]  ? warn_alloc+0x120/0x120
[  835.180147] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  835.195333]  ? warn_alloc+0x120/0x120
[  835.200156] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  835.214705]  ? warn_alloc+0x120/0x120
[  835.218484] 3988 total pagecache pages
[  835.227409]  ? print_usage_bug+0xc0/0xc0
[  835.231191] 0 pages in swap cache
[  835.239753]  ? print_usage_bug+0xc0/0xc0
[  835.243530] Swap cache stats: add 0, delete 0, find 0/0
[  835.247410]  ? print_usage_bug+0xc0/0xc0
[  835.251443] Free swap  = 0kB
[  835.254894]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  835.258933] Total swap = 0kB
[  835.264288]  ? should_fail+0x22d/0xd01
[  835.268340] 1965979 pages RAM
[  835.271351]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  835.276863] 0 pages HighMem/MovableOnly
[  835.279873]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  835.283735] 342853 pages reserved
[  835.286836]  ? __lock_acquire+0x62f/0x4c20
[  835.291737] 0 pages cma reserved
[  835.295705]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  835.300843] aoe: skb alloc failure
[  835.304233]  ? should_fail+0x22d/0xd01
[  835.308513] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  835.311812]  ? print_usage_bug+0xc0/0xc0
[  835.316887] cron cpuset=/ mems_allowed=0
[  835.320426]  ? mark_held_locks+0x130/0x130
[  835.346289]  ? mark_held_locks+0x130/0x130
[  835.350535]  ? zap_class+0x640/0x640
[  835.354247]  ? zap_class+0x640/0x640
[  835.357960]  ? zap_class+0x640/0x640
[  835.361678]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  835.367217]  ? check_preemption_disabled+0x48/0x280
[  835.372244]  ? __lock_is_held+0xb5/0x140
[  835.376313]  __alloc_pages_nodemask+0xa80/0xde0
[  835.380999]  ? zap_class+0x640/0x640
[  835.384721]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  835.389747]  ? find_held_lock+0x36/0x1c0
[  835.393820]  ? ____cache_alloc_node+0x1c7/0x1e0
[  835.398490]  ? lock_downgrade+0x900/0x900
[  835.402649]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  835.408196]  cache_grow_begin+0xa5/0x8c0
[  835.412255]  ? do_raw_spin_unlock+0xa7/0x330
[  835.416671]  fallback_alloc+0x204/0x2e0
[  835.420658]  ____cache_alloc_node+0x1c7/0x1e0
[  835.425164]  kmem_cache_alloc_node+0xe3/0x730
[  835.429660]  ? trace_hardirqs_on+0xbd/0x310
[  835.433982]  ? kasan_check_read+0x11/0x20
[  835.438145]  __alloc_skb+0x119/0x770
[  835.441873]  ? mark_held_locks+0xc7/0x130
[  835.446029]  ? netdev_alloc_frag+0x1f0/0x1f0
[  835.450442]  ? mark_held_locks+0x130/0x130
[  835.454675]  ? call_rcu+0xb/0x10
[  835.458044]  ? zap_class+0x640/0x640
[  835.461759]  ? check_preemption_disabled+0x48/0x280
[  835.466784]  ? get_stack_info+0x37/0x142
[  835.470849]  ? get_stack_info+0x37/0x142
[  835.474919]  alloc_skb_with_frags+0x133/0x7d0
[  835.479411]  ? find_held_lock+0x36/0x1c0
[  835.483484]  ? skb_complete_wifi_ack+0x1e0/0x1e0
[  835.488239]  ? lock_downgrade+0x900/0x900
[  835.492390]  ? check_preemption_disabled+0x48/0x280
[  835.497415]  sock_alloc_send_pskb+0x87a/0xaf0
[  835.501916]  ? rcu_softirq_qs+0x20/0x20
[  835.505889]  ? unwind_dump+0x190/0x190
[  835.509785]  ? sock_wmalloc+0x1f0/0x1f0
[  835.513762]  ? kernel_text_address+0x79/0xf0
[  835.518172]  ? __kernel_text_address+0xd/0x40
[  835.522666]  ? unwind_get_return_address+0x61/0xa0
[  835.527611]  ? __save_stack_trace+0x8d/0xf0
[  835.531956]  ? save_stack+0xa9/0xd0
[  835.535608]  ? save_stack+0x43/0xd0
[  835.539321]  ? kasan_kmalloc+0xc7/0xe0
[  835.543205]  ? kmem_cache_alloc_trace+0x152/0x750
[  835.548049]  ? ip_setup_cork+0x6b9/0x8a0
[  835.552109]  ? ip_append_data.part.49+0x13c/0x170
[  835.556951]  ? ip_append_data+0x6d/0x90
[  835.560934]  sock_alloc_send_skb+0x32/0x40
[  835.565174]  __ip_append_data.isra.48+0x15b8/0x29b0
[  835.570204]  ? icmp_push_reply+0x540/0x540
[  835.574451]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  835.579996]  ? ip_generic_getfrag+0x2e0/0x2e0
[  835.584498]  ? __lock_is_held+0xb5/0x140
[  835.588564]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  835.594111]  ? ipv4_mtu+0x39f/0x590
[  835.597744]  ? rt_acct_proc_show+0x370/0x370
[  835.602151]  ? ip_setup_cork+0x6b9/0x8a0
[  835.606232]  ? rcu_read_lock_sched_held+0x14f/0x180
[  835.611252]  ? kmem_cache_alloc_trace+0x353/0x750
[  835.616101]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  835.621640]  ? refcount_sub_and_test_checked+0x203/0x310
[  835.627095]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  835.632640]  ip_append_data.part.49+0xef/0x170
[  835.637230]  ? icmp_push_reply+0x540/0x540
[  835.641473]  ip_append_data+0x6d/0x90
[  835.645276]  ? icmp_push_reply+0x540/0x540
[  835.649519]  icmp_push_reply+0x18e/0x540
[  835.653608]  icmp_send+0x1544/0x1bd0
[  835.657325]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  835.662876]  ? icmp_route_lookup.constprop.23+0x1900/0x1900
[  835.668603]  ? zap_class+0x640/0x640
[  835.672374]  ? lock_downgrade+0x900/0x900
[  835.676527]  ? lock_acquire+0x1ed/0x520
[  835.680500]  ? neigh_timer_handler+0xa0/0xdf0
[  835.684998]  ? refcount_sub_and_test_checked+0x203/0x310
[  835.690446]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  835.694856]  ipv4_link_failure+0x2c/0x220
[  835.699007]  ? ipv4_link_failure+0x2c/0x220
[  835.703328]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  835.707739]  arp_error_report+0xd1/0x1c0
[  835.711810]  neigh_invalidate+0x246/0x550
[  835.715973]  neigh_timer_handler+0xb07/0xdf0
[  835.720389]  ? neigh_periodic_work+0xc60/0xc60
[  835.724976]  ? __lock_is_held+0xb5/0x140
[  835.729095]  call_timer_fn+0x272/0x920
[  835.733006]  ? neigh_periodic_work+0xc60/0xc60
[  835.737608]  ? process_timeout+0x40/0x40
[  835.741681]  ? __run_timers+0x7da/0xc70
[  835.745665]  ? _raw_spin_unlock_irq+0x27/0x80
[  835.750160]  ? _raw_spin_unlock_irq+0x27/0x80
[  835.754659]  ? neigh_periodic_work+0xc60/0xc60
[  835.759243]  ? lockdep_hardirqs_on+0x296/0x5b0
[  835.763827]  ? trace_hardirqs_on+0xbd/0x310
[  835.768156]  ? kasan_check_read+0x11/0x20
[  835.772304]  ? __run_timers+0x7da/0xc70
[  835.776276]  ? trace_hardirqs_off_caller+0x310/0x310
[  835.781385]  ? neigh_periodic_work+0xc60/0xc60
[  835.785969]  ? neigh_periodic_work+0xc60/0xc60
[  835.790550]  __run_timers+0x7e5/0xc70
[  835.794383]  ? timer_fixup_init+0x70/0x70
[  835.798532]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  835.803548]  ? zap_class+0x640/0x640
[  835.807280]  ? enqueue_hrtimer+0x1a5/0x560
[  835.811517]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  835.816718]  ? find_held_lock+0x36/0x1c0
[  835.820787]  ? zap_class+0x640/0x640
[  835.824505]  ? pvclock_read_flags+0x160/0x160
[  835.829004]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  835.834544]  ? check_preemption_disabled+0x48/0x280
[  835.839599]  ? __lock_is_held+0xb5/0x140
[  835.843671]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  835.849210]  ? check_preemption_disabled+0x48/0x280
[  835.854237]  run_timer_softirq+0x52/0xb0
[  835.858302]  ? rcu_read_lock_sched_held+0x14f/0x180
[  835.863327]  __do_softirq+0x308/0xb7e
[  835.867132]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  835.871631]  ? lock_downgrade+0x900/0x900
[  835.875785]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  835.880899]  ? pvclock_read_flags+0x160/0x160
[  835.885396]  ? lapic_next_event+0x5a/0x90
[  835.889554]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  835.895111]  ? kvm_clock_read+0x18/0x30
[  835.899084]  ? kvm_sched_clock_read+0x9/0x20
[  835.903501]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  835.909041]  ? check_preemption_disabled+0x48/0x280
[  835.914069]  irq_exit+0x17f/0x1c0
[  835.917536]  smp_apic_timer_interrupt+0x1cb/0x760
[  835.922382]  ? smp_reschedule_interrupt+0x109/0x650
[  835.927406]  ? smp_call_function_single_interrupt+0x650/0x650
[  835.933299]  ? interrupt_entry+0xb5/0xc0
[  835.937368]  ? trace_hardirqs_off_caller+0xbb/0x310
[  835.942383]  ? trace_hardirqs_off_caller+0xbb/0x310
[  835.947404]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  835.952253]  ? trace_hardirqs_on_caller+0x310/0x310
[  835.957274]  ? trace_hardirqs_on_caller+0x310/0x310
[  835.962294]  ? task_prio+0x50/0x50
[  835.965835]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  835.971375]  ? check_preemption_disabled+0x48/0x280
[  835.976400]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  835.981251]  apic_timer_interrupt+0xf/0x20
[  835.985985]  </IRQ>
[  835.988231] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  835.993167] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  836.012074] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  836.019782] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  836.027048] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  836.034320] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  836.041597] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  836.048871] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  836.056274]  skb_clone+0x1bb/0x500
[  836.059816]  ? skb_split+0x11e0/0x11e0
[  836.063709]  ? check_preemption_disabled+0x48/0x280
[  836.068736]  ? __this_cpu_preempt_check+0x1c/0x20
[  836.073581]  ? __bpf_redirect+0x54b/0xb20
[  836.077754]  bpf_clone_redirect+0xb9/0x490
[  836.081994]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  836.087017]  ? __sched_text_start+0x8/0x8
[  836.091164]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  836.095931]  ? find_held_lock+0x36/0x1c0
[  836.100002]  ? lock_acquire+0x1ed/0x520
[  836.103989]  ? bpf_test_run+0x3cb/0x780
[  836.107965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  836.113507]  ? check_preemption_disabled+0x48/0x280
[  836.118531]  ? kasan_check_read+0x11/0x20
[  836.122682]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  836.127978]  ? rcu_softirq_qs+0x20/0x20
[  836.131959]  ? preempt_schedule+0x4d/0x60
[  836.136111]  ? ___preempt_schedule+0x16/0x18
[  836.140527]  ? bpf_test_run+0x25d/0x780
[  836.144513]  ? netlink_diag_dump+0x2a0/0x2a0
[  836.148941]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  836.154478]  ? bpf_test_init.isra.10+0x70/0x100
[  836.159163]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  836.163930]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  836.168772]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  836.174312]  ? fput+0x130/0x1a0
[  836.177603]  ? __bpf_prog_get+0x9b/0x290
[  836.181668]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  836.186513]  ? bpf_prog_test_run+0x130/0x1a0
[  836.190924]  ? __x64_sys_bpf+0x3db/0x520
[  836.194988]  ? bpf_prog_get+0x20/0x20
[  836.198811]  ? do_syscall_64+0x1b9/0x820
[  836.202875]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  836.208241]  ? syscall_return_slowpath+0x5e0/0x5e0
[  836.213178]  ? trace_hardirqs_on_caller+0x310/0x310
[  836.218194]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  836.223215]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  836.229879]  ? __switch_to_asm+0x40/0x70
[  836.233938]  ? __switch_to_asm+0x34/0x70
[  836.238003]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  836.242856]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  836.248246] CPU: 1 PID: 5951 Comm: cron Not tainted 4.20.0-rc1+ #152
[  836.248412] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  836.254744] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  836.265212] syz-executor5 cpuset=syz5 mems_allowed=0
[  836.274550] Call Trace:
[  836.282212]  <IRQ>
[  836.284370]  dump_stack+0x244/0x39d
[  836.288002]  ? dump_stack_print_info.cold.1+0x20/0x20
[  836.293209]  warn_alloc.cold.116+0xb7/0x1bd
[  836.297532]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  836.302376]  ? lock_downgrade+0x900/0x900
[  836.306535]  ? trace_hardirqs_off+0xb8/0x310
[  836.310950]  ? trace_hardirqs_off+0xb8/0x310
[  836.315371]  __alloc_pages_slowpath+0x26e8/0x2e10
[  836.320259]  ? warn_alloc+0x120/0x120
[  836.324068]  ? warn_alloc+0x120/0x120
[  836.327878]  ? warn_alloc+0x120/0x120
[  836.331682]  ? print_usage_bug+0xc0/0xc0
[  836.335750]  ? print_usage_bug+0xc0/0xc0
[  836.339814]  ? ktime_get+0x2c1/0x400
[  836.343533]  ? check_preemption_disabled+0x48/0x280
[  836.348546]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  836.353053]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  836.358600]  ? should_fail+0x22d/0xd01
[  836.362489]  ? kasan_check_read+0x11/0x20
[  836.366645]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  836.371750]  ? __lock_acquire+0x62f/0x4c20
[  836.375990]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  836.381097]  ? should_fail+0x22d/0xd01
[  836.384988]  ? print_usage_bug+0xc0/0xc0
[  836.389063]  ? mark_held_locks+0x130/0x130
[  836.393305]  ? mark_held_locks+0x130/0x130
[  836.397542]  ? check_preemption_disabled+0x48/0x280
[  836.402581]  ? zap_class+0x640/0x640
[  836.406303]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  836.411061]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  836.416612]  ? check_preemption_disabled+0x48/0x280
[  836.421643]  ? __lock_is_held+0xb5/0x140
[  836.425710]  __alloc_pages_nodemask+0xa80/0xde0
[  836.430379]  ? zap_class+0x640/0x640
[  836.434107]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  836.439139]  ? find_held_lock+0x36/0x1c0
[  836.443210]  ? ____cache_alloc_node+0x1c7/0x1e0
[  836.447884]  ? lock_downgrade+0x900/0x900
[  836.452040]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  836.457593]  cache_grow_begin+0xa5/0x8c0
[  836.461659]  ? do_raw_spin_unlock+0xa7/0x330
[  836.466079]  fallback_alloc+0x204/0x2e0
[  836.470069]  ____cache_alloc_node+0x1c7/0x1e0
[  836.474582]  kmem_cache_alloc_node+0xe3/0x730
[  836.479126]  ? lockdep_hardirqs_on+0x296/0x5b0
[  836.483723]  __alloc_skb+0x119/0x770
[  836.487435]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  836.492802]  ? netdev_alloc_frag+0x1f0/0x1f0
[  836.497223]  ? vprintk_default+0x28/0x30
[  836.501288]  ? vprintk_func+0x85/0x181
[  836.505178]  ? printk+0xa7/0xcf
[  836.508459]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  836.513216]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  836.518333]  new_skb+0x26/0x1c0
[  836.521655]  aoecmd_cfg+0x279/0x7f0
[  836.525284]  ? find_held_lock+0x36/0x1c0
[  836.529350]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  836.533678]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  836.539225]  ? __lock_is_held+0xb5/0x140
[  836.543297]  discover_timer+0x50/0x60
[  836.547100]  call_timer_fn+0x272/0x920
[  836.550989]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  836.555833]  ? process_timeout+0x40/0x40
[  836.559907]  ? mark_held_locks+0xc7/0x130
[  836.564055]  ? _raw_spin_unlock_irq+0x27/0x80
[  836.568552]  ? _raw_spin_unlock_irq+0x27/0x80
[  836.573051]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  836.577897]  ? lockdep_hardirqs_on+0x296/0x5b0
[  836.582482]  ? trace_hardirqs_on+0xbd/0x310
[  836.586805]  ? kasan_check_read+0x11/0x20
[  836.590952]  ? __run_timers+0x7da/0xc70
[  836.594928]  ? trace_hardirqs_off_caller+0x310/0x310
[  836.600049]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  836.604888]  __run_timers+0x7e5/0xc70
[  836.608700]  ? timer_fixup_init+0x70/0x70
[  836.612849]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  836.617871]  ? zap_class+0x640/0x640
[  836.621596]  ? print_usage_bug+0xc0/0xc0
[  836.625663]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  836.630863]  ? find_held_lock+0x36/0x1c0
[  836.634929]  ? zap_class+0x640/0x640
[  836.638653]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  836.644192]  ? check_preemption_disabled+0x48/0x280
[  836.649219]  ? __lock_is_held+0xb5/0x140
[  836.653282]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  836.658823]  ? check_preemption_disabled+0x48/0x280
[  836.663846]  run_timer_softirq+0x52/0xb0
[  836.667906]  ? rcu_read_lock_sched_held+0x14f/0x180
[  836.672930]  __do_softirq+0x308/0xb7e
[  836.676734]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  836.681233]  ? lock_downgrade+0x900/0x900
[  836.685385]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  836.690496]  ? pvclock_read_flags+0x160/0x160
[  836.694993]  ? lapic_next_event+0x5a/0x90
[  836.699143]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  836.704684]  ? kvm_clock_read+0x18/0x30
[  836.708661]  ? kvm_sched_clock_read+0x9/0x20
[  836.713108]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  836.718654]  ? check_preemption_disabled+0x48/0x280
[  836.723684]  irq_exit+0x17f/0x1c0
[  836.727139]  smp_apic_timer_interrupt+0x1cb/0x760
[  836.732272]  ? smp_reschedule_interrupt+0x109/0x650
[  836.737293]  ? smp_call_function_single_interrupt+0x650/0x650
[  836.743181]  ? interrupt_entry+0xb5/0xc0
[  836.747252]  ? trace_hardirqs_off_caller+0xbb/0x310
[  836.752273]  ? trace_hardirqs_off_caller+0xbb/0x310
[  836.757290]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  836.762136]  ? trace_hardirqs_on_caller+0x310/0x310
[  836.767169]  ? trace_hardirqs_on_caller+0x310/0x310
[  836.772187]  ? task_prio+0x50/0x50
[  836.775729]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  836.781271]  ? check_preemption_disabled+0x48/0x280
[  836.786295]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  836.791145]  apic_timer_interrupt+0xf/0x20
[  836.795374]  </IRQ>
[  836.797618] RIP: 0010:lock_is_held_type+0x74/0x210
[  836.802549] Code: 8b 83 7c 08 00 00 85 c0 0f 85 46 01 00 00 48 c7 c7 a8 fb 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 <0f> 85 6c 01 00 00 48 83 3d c6 20 f1 07 00 0f 84 2a 01 00 00 9c 58
[  836.821453] RSP: 0000:ffff8801c78d5fd0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  836.829158] RAX: dffffc0000000000 RBX: ffff8801c505c140 RCX: 0000000000000000
[  836.836425] RDX: 1ffffffff12a3f75 RSI: 00000000ffffffff RDI: ffffffff8951fba8
[  836.843694] RBP: ffff8801c78d5ff0 R08: ffff8801c505c140 R09: ffffed003b5e5b67
[  836.850960] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: 1ffff10038f1ac03
[  836.858224] R13: ffffffff8959b980 R14: 0000000000000000 R15: ffffffffffffffff
[  836.865526]  rcu_read_lock_held+0xa9/0xc0
[  836.869682]  list_lru_count_one+0x31a/0x450
[  836.874011]  ? list_lru_isolate_move+0x3c0/0x3c0
[  836.878769]  ? shmem_free_inode+0xd0/0xd0
[  836.882919]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  836.888455]  ? ubifs_shrink_count+0xc4/0x100
[  836.892871]  super_cache_count+0x153/0x2e0
[  836.897119]  do_shrink_slab+0x1b1/0xd30
[  836.901105]  ? lock_acquire+0x1ed/0x520
[  836.905095]  ? snapshot_refaults+0x290/0x290
[  836.909505]  ? lock_release+0xa00/0xa00
[  836.913485]  ? perf_trace_sched_process_exec+0x860/0x860
[  836.918945]  ? down_read_trylock+0xda/0x140
[  836.923269]  ? shrink_slab+0x207/0x8c0
[  836.927159]  ? downgrade_write+0x270/0x270
[  836.931406]  shrink_slab+0x389/0x8c0
[  836.935123]  ? shrink_active_list+0x1f00/0x1f00
[  836.939800]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  836.945430]  ? trace_hardirqs_on+0xbd/0x310
[  836.949755]  ? vmpressure+0x271/0x340
[  836.953561]  ? trace_hardirqs_off_caller+0x310/0x310
[  836.958678]  ? cgroup_procs_write_finish+0xf0/0xf0
[  836.963633]  shrink_node+0x431/0x16b0
[  836.967441]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  836.972754]  ? shrink_node_memcg+0x18f0/0x18f0
[  836.977432]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  836.982035]  ? trace_hardirqs_on+0xbd/0x310
[  836.986357]  ? vmpressure+0x271/0x340
[  836.990158]  ? do_raw_spin_unlock+0xa7/0x330
[  836.994568]  ? do_raw_spin_trylock+0x270/0x270
[  836.999169]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  837.004708]  ? __cpuset_node_allowed+0x19b/0x660
[  837.009469]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  837.015215]  ? vmpressure+0x1a2/0x340
[  837.019039]  do_try_to_free_pages+0x3e7/0x1290
[  837.023620]  ? zap_class+0x640/0x640
[  837.027354]  ? shrink_node+0x16b0/0x16b0
[  837.031422]  ? __lock_is_held+0xb5/0x140
[  837.035498]  try_to_free_pages+0x4d0/0xb90
[  837.039741]  ? do_try_to_free_pages+0x1290/0x1290
[  837.044603]  ? lock_acquire+0x1ed/0x520
[  837.048598]  ? set_page_refcounted+0x280/0x280
[  837.053189]  ? lock_release+0xa00/0xa00
[  837.057165]  ? _raw_spin_unlock_irq+0x60/0x80
[  837.061662]  ? psi_memstall_enter+0x240/0x2b0
[  837.066163]  ? psi_memstall_tick+0x230/0x230
[  837.070594]  __alloc_pages_slowpath+0xa14/0x2e10
[  837.075380]  ? warn_alloc+0x120/0x120
[  837.079180]  ? mark_held_locks+0x130/0x130
[  837.083421]  ? find_get_entry+0xaae/0x1120
[  837.087671]  ? filemap_map_pages+0x1a20/0x1a20
[  837.092265]  ? zap_class+0x640/0x640
[  837.095989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  837.101541]  ? check_preemption_disabled+0x48/0x280
[  837.106568]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  837.112125]  ? should_fail+0x22d/0xd01
[  837.116018]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  837.121589]  ? zap_class+0x640/0x640
[  837.125333]  ? __lock_is_held+0xb5/0x140
[  837.129409]  ? mark_held_locks+0x130/0x130
[  837.133649]  ? lock_release+0xa00/0xa00
[  837.137651]  ? perf_trace_sched_process_exec+0x860/0x860
[  837.143109]  ? xa_load+0x2ba/0x460
[  837.146653]  ? lock_downgrade+0x900/0x900
[  837.150805]  ? __might_sleep+0x95/0x190
[  837.154794]  __alloc_pages_nodemask+0xa80/0xde0
[  837.159475]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  837.164491]  ? __page_cache_alloc+0x191/0x5c0
[  837.168987]  ? xa_load+0x2e1/0x460
[  837.172528]  ? xa_clear_mark+0x40/0x40
[  837.176434]  ? zap_class+0x640/0x640
[  837.180157]  ? zap_class+0x640/0x640
[  837.183899]  ? zap_class+0x640/0x640
[  837.187627]  ? __do_page_cache_readahead+0x663/0x810
[  837.192736]  ? find_held_lock+0x36/0x1c0
[  837.196830]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  837.202414]  alloc_pages_current+0x173/0x350
[  837.206834]  __page_cache_alloc+0x38c/0x5c0
[  837.211154]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  837.216083]  ? kasan_check_read+0x11/0x20
[  837.220236]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  837.225516]  ? generic_perform_write+0x6a0/0x6a0
[  837.230301]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  837.235851]  ? check_preemption_disabled+0x48/0x280
[  837.240890]  filemap_fault+0x1595/0x25f0
[  837.244981]  ? __lock_page_or_retry+0xa00/0xa00
[  837.249664]  ? mark_held_locks+0x130/0x130
[  837.253915]  ? filemap_map_pages+0xd6b/0x1a20
[  837.258418]  ? lock_downgrade+0x900/0x900
[  837.262587]  ? check_preemption_disabled+0x48/0x280
[  837.267618]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  837.272546]  ? kasan_check_read+0x11/0x20
[  837.276700]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  837.281988]  ? rcu_softirq_qs+0x20/0x20
[  837.285998]  ? filemap_map_pages+0xd92/0x1a20
[  837.290508]  ? find_get_entries_tag+0x1400/0x1400
[  837.295371]  ? lock_acquire+0x1ed/0x520
[  837.299344]  ? ext4_filemap_fault+0x7a/0xad
[  837.303671]  ? lock_release+0xa00/0xa00
[  837.307654]  ? perf_trace_sched_process_exec+0x860/0x860
[  837.313106]  ? mark_held_locks+0x130/0x130
[  837.317356]  ? print_usage_bug+0xc0/0xc0
[  837.321433]  ? print_usage_bug+0xc0/0xc0
[  837.325504]  ? down_read+0x8d/0x120
[  837.329128]  ? ext4_filemap_fault+0x7a/0xad
[  837.333451]  ? __down_interruptible+0x700/0x700
[  837.338145]  ext4_filemap_fault+0x82/0xad
[  837.342309]  __do_fault+0x100/0x6b0
[  837.345942]  ? pmd_devmap_trans_unstable+0x220/0x220
[  837.351047]  ? mark_held_locks+0x130/0x130
[  837.355285]  ? mark_held_locks+0x130/0x130
[  837.359526]  ? hrtimer_forward+0x2a0/0x2a0
[  837.363772]  ? hrtimer_start_range_ns+0x6c4/0xe00
[  837.368621]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  837.374165]  __handle_mm_fault+0x3ea0/0x5be0
[  837.378608]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  837.383449]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  837.388552]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  837.393680]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  837.398284]  ? trace_hardirqs_on+0xbd/0x310
[  837.402614]  ? kasan_check_read+0x11/0x20
[  837.406783]  ? __free_object+0x173/0x340
[  837.410857]  ? zap_class+0x640/0x640
[  837.414596]  ? zap_class+0x640/0x640
[  837.418322]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  837.423430]  ? find_held_lock+0x36/0x1c0
[  837.427501]  ? handle_mm_fault+0x42a/0xc70
[  837.431750]  ? lock_downgrade+0x900/0x900
[  837.435901]  ? check_preemption_disabled+0x48/0x280
[  837.440950]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  837.445884]  ? kasan_check_read+0x11/0x20
[  837.450049]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  837.455325]  ? rcu_softirq_qs+0x20/0x20
[  837.459298]  ? trace_hardirqs_off_caller+0x310/0x310
[  837.464407]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  837.469946]  ? check_preemption_disabled+0x48/0x280
[  837.475074]  handle_mm_fault+0x54f/0xc70
[  837.479156]  ? __handle_mm_fault+0x5be0/0x5be0
[  837.483745]  ? find_vma+0x34/0x190
[  837.487308]  __do_page_fault+0x5e8/0xe60
[  837.491363]  ? trace_hardirqs_off+0xb8/0x310
[  837.495782]  do_page_fault+0xf2/0x7e0
[  837.499590]  ? vmalloc_sync_all+0x30/0x30
[  837.503740]  ? error_entry+0x70/0xd0
[  837.507458]  ? trace_hardirqs_off_caller+0xbb/0x310
[  837.512472]  ? trace_hardirqs_on_caller+0xc0/0x310
[  837.517404]  ? syscall_return_slowpath+0x5e0/0x5e0
[  837.522341]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  837.527182]  ? trace_hardirqs_on_caller+0x310/0x310
[  837.532197]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  837.537648]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  837.542667]  ? prepare_exit_to_usermode+0x291/0x3b0
[  837.547687]  ? page_fault+0x8/0x30
[  837.551233]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  837.556080]  ? page_fault+0x8/0x30
[  837.559642]  page_fault+0x1e/0x30
[  837.563098] RIP: 0033:0x7f379df38e40
[  837.566834] Code: Bad RIP value.
[  837.570193] RSP: 002b:00007fff016452d8 EFLAGS: 00010246
[  837.575590] RAX: 0000000000000000 RBX: 00007fff01645400 RCX: 00007f379df38e40
[  837.582860] RDX: 0000000000000000 RSI: 00007fff01645480 RDI: 00007fff01645480
[  837.590184] RBP: 00007fff01645380 R08: 00007fff016452e0 R09: 0000000000000000
[  837.597450] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  837.604717] R13: 00007fff016455e0 R14: 0000000000000000 R15: 0000000000000000
[  837.612015] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  837.612020] warn_alloc_show_mem: 1 callbacks suppressed
[  837.612028] Mem-Info:
[  837.619390] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  837.624758] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  837.624758]  active_file:8 inactive_file:18 isolated_file:0
[  837.624758]  unevictable:0 dirty:0 writeback:0 unstable:0
[  837.624758]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  837.624758]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  837.624758]  free:13785 free_pcp:451 free_cma:0
[  837.627132] Call Trace:
[  837.636535] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  837.669482]  <IRQ>
[  837.672050] 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
[  837.699901]  dump_stack+0x244/0x39d
[  837.702028] lowmem_reserve[]: 0 2818 6321 6321
[  837.728130]  ? dump_stack_print_info.cold.1+0x20/0x20
[  837.731732] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  837.736314]  warn_alloc.cold.116+0xb7/0x1bd
[  837.741466] lowmem_reserve[]: 0 0 3503 3503
[  837.768789]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  837.773090] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  837.777399]  ? lock_downgrade+0x900/0x900
[  837.782241] lowmem_reserve[]: 0 0 0 0
[  837.811497]  ? trace_hardirqs_off+0xb8/0x310
[  837.815623] 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
[  837.819419]  ? trace_hardirqs_off+0xb8/0x310
[  837.823798] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  837.837317]  __alloc_pages_slowpath+0x26e8/0x2e10
[  837.841694] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  837.856884]  ? warn_alloc+0x120/0x120
[  837.861698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  837.876248]  ? warn_alloc+0x120/0x120
[  837.880029] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  837.888856]  ? check_preemption_disabled+0x48/0x280
[  837.892629] 3988 total pagecache pages
[  837.901239]  ? warn_alloc+0x120/0x120
[  837.906250] 0 pages in swap cache
[  837.910121]  ? print_usage_bug+0xc0/0xc0
[  837.913901] Swap cache stats: add 0, delete 0, find 0/0
[  837.917346]  ? print_usage_bug+0xc0/0xc0
[  837.921382] Free swap  = 0kB
[  837.926734]  ? zap_class+0x640/0x640
[  837.930775] Total swap = 0kB
[  837.933792]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  837.937479] 1965979 pages RAM
[  837.940491]  ? should_fail+0x22d/0xd01
[  837.946002] 0 pages HighMem/MovableOnly
[  837.949107]  ? get_stack_info+0x37/0x142
[  837.952967] 342853 pages reserved
[  837.956933]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  837.960965] 0 pages cma reserved
[  837.964409]  ? __lock_acquire+0x62f/0x4c20
[  837.969539] aoe: skb alloc failure
[  837.972841]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  837.977127] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  837.980595]  ? __lock_acquire+0x62f/0x4c20
[  837.985805] cron cpuset=/ mems_allowed=0
[  837.995503]  ? should_fail+0x22d/0xd01
[  838.007661]  ? mark_held_locks+0x130/0x130
[  838.011901]  ? mark_held_locks+0x130/0x130
[  838.016136]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  838.021418]  ? rcu_softirq_qs+0x20/0x20
[  838.025431]  ? rcu_softirq_qs+0x20/0x20
[  838.029400]  ? unwind_dump+0x190/0x190
[  838.033286]  ? zap_class+0x640/0x640
[  838.036998]  ? print_usage_bug+0xc0/0xc0
[  838.041067]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  838.046628]  ? check_preemption_disabled+0x48/0x280
[  838.051695]  ? __lock_is_held+0xb5/0x140
[  838.055766]  __alloc_pages_nodemask+0xa80/0xde0
[  838.060449]  ? zap_class+0x640/0x640
[  838.064169]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  838.069197]  ? find_held_lock+0x36/0x1c0
[  838.073268]  ? ____cache_alloc_node+0x1c7/0x1e0
[  838.077935]  ? lock_downgrade+0x900/0x900
[  838.082093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  838.087641]  cache_grow_begin+0xa5/0x8c0
[  838.091700]  ? do_raw_spin_unlock+0xa7/0x330
[  838.096118]  fallback_alloc+0x204/0x2e0
[  838.100101]  ____cache_alloc_node+0x1c7/0x1e0
[  838.104627]  kmem_cache_alloc_node+0xe3/0x730
[  838.109142]  ? pskb_put+0xb0/0xb0
[  838.112626]  __alloc_skb+0x119/0x770
[  838.116349]  ? netdev_alloc_frag+0x1f0/0x1f0
[  838.120756]  ? atomic_notifier_call_chain+0xc6/0x190
[  838.125858]  ? lock_downgrade+0x900/0x900
[  838.130005]  ? check_preemption_disabled+0x48/0x280
[  838.135056]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  838.140035]  ? kasan_check_read+0x11/0x20
[  838.144186]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  838.149464]  ? rcu_softirq_qs+0x20/0x20
[  838.153442]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  838.157855]  ? do_raw_write_trylock+0x270/0x270
[  838.162531]  __neigh_notify+0x8c/0x160
[  838.166424]  neigh_timer_handler+0x6cb/0xdf0
[  838.170841]  ? neigh_periodic_work+0xc60/0xc60
[  838.175428]  ? __lock_is_held+0xb5/0x140
[  838.179501]  call_timer_fn+0x272/0x920
[  838.183387]  ? neigh_periodic_work+0xc60/0xc60
[  838.187967]  ? process_timeout+0x40/0x40
[  838.192053]  ? __run_timers+0x7da/0xc70
[  838.196030]  ? _raw_spin_unlock_irq+0x27/0x80
[  838.200523]  ? _raw_spin_unlock_irq+0x27/0x80
[  838.205016]  ? neigh_periodic_work+0xc60/0xc60
[  838.209609]  ? lockdep_hardirqs_on+0x296/0x5b0
[  838.214191]  ? trace_hardirqs_on+0xbd/0x310
[  838.218511]  ? kasan_check_read+0x11/0x20
[  838.222675]  ? __run_timers+0x7da/0xc70
[  838.226650]  ? trace_hardirqs_off_caller+0x310/0x310
[  838.231760]  ? neigh_periodic_work+0xc60/0xc60
[  838.236345]  ? neigh_periodic_work+0xc60/0xc60
[  838.240930]  __run_timers+0x7e5/0xc70
[  838.244744]  ? timer_fixup_init+0x70/0x70
[  838.248898]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  838.253917]  ? zap_class+0x640/0x640
[  838.257636]  ? enqueue_hrtimer+0x1a5/0x560
[  838.261872]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  838.267067]  ? find_held_lock+0x36/0x1c0
[  838.271138]  ? zap_class+0x640/0x640
[  838.274851]  ? pvclock_read_flags+0x160/0x160
[  838.279348]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  838.284886]  ? check_preemption_disabled+0x48/0x280
[  838.289911]  ? __lock_is_held+0xb5/0x140
[  838.294006]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  838.299546]  ? check_preemption_disabled+0x48/0x280
[  838.304582]  run_timer_softirq+0x52/0xb0
[  838.308746]  ? rcu_read_lock_sched_held+0x14f/0x180
[  838.313764]  __do_softirq+0x308/0xb7e
[  838.317582]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  838.322099]  ? lock_downgrade+0x900/0x900
[  838.326254]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  838.331366]  ? pvclock_read_flags+0x160/0x160
[  838.335867]  ? lapic_next_event+0x5a/0x90
[  838.340019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  838.345561]  ? kvm_clock_read+0x18/0x30
[  838.349551]  ? kvm_sched_clock_read+0x9/0x20
[  838.353970]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  838.359505]  ? check_preemption_disabled+0x48/0x280
[  838.364534]  irq_exit+0x17f/0x1c0
[  838.368030]  smp_apic_timer_interrupt+0x1cb/0x760
[  838.372868]  ? smp_reschedule_interrupt+0x109/0x650
[  838.377917]  ? smp_call_function_single_interrupt+0x650/0x650
[  838.383797]  ? interrupt_entry+0xb5/0xc0
[  838.387875]  ? trace_hardirqs_off_caller+0xbb/0x310
[  838.392922]  ? trace_hardirqs_off_caller+0xbb/0x310
[  838.397960]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  838.402806]  ? trace_hardirqs_on_caller+0x310/0x310
[  838.407824]  ? trace_hardirqs_on_caller+0x310/0x310
[  838.412842]  ? task_prio+0x50/0x50
[  838.416385]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  838.421924]  ? check_preemption_disabled+0x48/0x280
[  838.426975]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  838.431838]  apic_timer_interrupt+0xf/0x20
[  838.436098]  </IRQ>
[  838.438336] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  838.443265] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  838.462163] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  838.469874] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  838.477143] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  838.484407] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  838.491675] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  838.498943] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  838.506263]  skb_clone+0x1bb/0x500
[  838.509806]  ? skb_split+0x11e0/0x11e0
[  838.513695]  ? check_preemption_disabled+0x48/0x280
[  838.518721]  ? __this_cpu_preempt_check+0x1c/0x20
[  838.523567]  ? __bpf_redirect+0x54b/0xb20
[  838.527735]  bpf_clone_redirect+0xb9/0x490
[  838.531983]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  838.537006]  ? __sched_text_start+0x8/0x8
[  838.541157]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  838.545941]  ? find_held_lock+0x36/0x1c0
[  838.550015]  ? lock_acquire+0x1ed/0x520
[  838.553991]  ? bpf_test_run+0x3cb/0x780
[  838.557963]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  838.563499]  ? check_preemption_disabled+0x48/0x280
[  838.568555]  ? kasan_check_read+0x11/0x20
[  838.572719]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  838.578005]  ? rcu_softirq_qs+0x20/0x20
[  838.581980]  ? preempt_schedule+0x4d/0x60
[  838.586132]  ? ___preempt_schedule+0x16/0x18
[  838.590554]  ? bpf_test_run+0x25d/0x780
[  838.594592]  ? netlink_diag_dump+0x2a0/0x2a0
[  838.599004]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  838.604553]  ? bpf_test_init.isra.10+0x70/0x100
[  838.609240]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  838.614010]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  838.618852]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  838.624406]  ? fput+0x130/0x1a0
[  838.627687]  ? __bpf_prog_get+0x9b/0x290
[  838.631754]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  838.636610]  ? bpf_prog_test_run+0x130/0x1a0
[  838.641026]  ? __x64_sys_bpf+0x3db/0x520
[  838.645085]  ? bpf_prog_get+0x20/0x20
[  838.648926]  ? do_syscall_64+0x1b9/0x820
[  838.653005]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  838.658370]  ? syscall_return_slowpath+0x5e0/0x5e0
[  838.663305]  ? trace_hardirqs_on_caller+0x310/0x310
[  838.668327]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  838.673347]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  838.680011]  ? __switch_to_asm+0x40/0x70
[  838.684068]  ? __switch_to_asm+0x34/0x70
[  838.688132]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  838.692979]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  838.698359] CPU: 1 PID: 5951 Comm: cron Not tainted 4.20.0-rc1+ #152
[  838.698649] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  838.704871] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  838.715339] syz-executor5 cpuset=syz5 mems_allowed=0
[  838.724682] Call Trace:
[  838.732329]  <IRQ>
[  838.734521]  dump_stack+0x244/0x39d
[  838.738157]  ? dump_stack_print_info.cold.1+0x20/0x20
[  838.743375]  warn_alloc.cold.116+0xb7/0x1bd
[  838.747732]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  838.752588]  ? lock_downgrade+0x900/0x900
[  838.756742]  ? trace_hardirqs_off+0xb8/0x310
[  838.761154]  ? trace_hardirqs_off+0xb8/0x310
[  838.765571]  __alloc_pages_slowpath+0x26e8/0x2e10
[  838.770453]  ? warn_alloc+0x120/0x120
[  838.774257]  ? warn_alloc+0x120/0x120
[  838.778061]  ? warn_alloc+0x120/0x120
[  838.781866]  ? print_usage_bug+0xc0/0xc0
[  838.785929]  ? print_usage_bug+0xc0/0xc0
[  838.790002]  ? ktime_get+0x2c1/0x400
[  838.793725]  ? check_preemption_disabled+0x48/0x280
[  838.798743]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  838.803242]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  838.808778]  ? should_fail+0x22d/0xd01
[  838.812685]  ? kasan_check_read+0x11/0x20
[  838.816870]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  838.821988]  ? __lock_acquire+0x62f/0x4c20
[  838.826225]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  838.831327]  ? should_fail+0x22d/0xd01
[  838.835214]  ? print_usage_bug+0xc0/0xc0
[  838.839286]  ? mark_held_locks+0x130/0x130
[  838.843524]  ? mark_held_locks+0x130/0x130
[  838.847754]  ? check_preemption_disabled+0x48/0x280
[  838.852777]  ? zap_class+0x640/0x640
[  838.856490]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  838.861251]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  838.866805]  ? check_preemption_disabled+0x48/0x280
[  838.871844]  ? __lock_is_held+0xb5/0x140
[  838.875929]  __alloc_pages_nodemask+0xa80/0xde0
[  838.880607]  ? zap_class+0x640/0x640
[  838.884326]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  838.889352]  ? find_held_lock+0x36/0x1c0
[  838.893424]  ? ____cache_alloc_node+0x1c7/0x1e0
[  838.898103]  ? lock_downgrade+0x900/0x900
[  838.902264]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  838.907805]  cache_grow_begin+0xa5/0x8c0
[  838.911869]  ? do_raw_spin_unlock+0xa7/0x330
[  838.916285]  fallback_alloc+0x204/0x2e0
[  838.920267]  ____cache_alloc_node+0x1c7/0x1e0
[  838.924769]  kmem_cache_alloc_node+0xe3/0x730
[  838.929265]  ? lockdep_hardirqs_on+0x296/0x5b0
[  838.933864]  __alloc_skb+0x119/0x770
[  838.937600]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  838.942984]  ? netdev_alloc_frag+0x1f0/0x1f0
[  838.947420]  ? vprintk_default+0x28/0x30
[  838.951487]  ? vprintk_func+0x85/0x181
[  838.955393]  ? printk+0xa7/0xcf
[  838.958671]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  838.963429]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  838.968539]  new_skb+0x26/0x1c0
[  838.971818]  aoecmd_cfg+0x279/0x7f0
[  838.975467]  ? find_held_lock+0x36/0x1c0
[  838.979550]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  838.983898]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  838.989476]  ? __lock_is_held+0xb5/0x140
[  838.993550]  discover_timer+0x50/0x60
[  838.997369]  call_timer_fn+0x272/0x920
[  839.001300]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  839.006172]  ? process_timeout+0x40/0x40
[  839.010242]  ? mark_held_locks+0xc7/0x130
[  839.014388]  ? _raw_spin_unlock_irq+0x27/0x80
[  839.018879]  ? _raw_spin_unlock_irq+0x27/0x80
[  839.023371]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  839.028216]  ? lockdep_hardirqs_on+0x296/0x5b0
[  839.032799]  ? trace_hardirqs_on+0xbd/0x310
[  839.037120]  ? kasan_check_read+0x11/0x20
[  839.041283]  ? __run_timers+0x7da/0xc70
[  839.045258]  ? trace_hardirqs_off_caller+0x310/0x310
[  839.050373]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  839.055216]  __run_timers+0x7e5/0xc70
[  839.059026]  ? timer_fixup_init+0x70/0x70
[  839.063181]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  839.068198]  ? zap_class+0x640/0x640
[  839.071917]  ? print_usage_bug+0xc0/0xc0
[  839.075977]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  839.081176]  ? find_held_lock+0x36/0x1c0
[  839.085259]  ? zap_class+0x640/0x640
[  839.088976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  839.094513]  ? check_preemption_disabled+0x48/0x280
[  839.099539]  ? __lock_is_held+0xb5/0x140
[  839.103609]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  839.109146]  ? check_preemption_disabled+0x48/0x280
[  839.114169]  run_timer_softirq+0x52/0xb0
[  839.118724]  ? rcu_read_lock_sched_held+0x14f/0x180
[  839.123744]  __do_softirq+0x308/0xb7e
[  839.127548]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  839.132044]  ? lock_downgrade+0x900/0x900
[  839.136233]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  839.141366]  ? pvclock_read_flags+0x160/0x160
[  839.145864]  ? lapic_next_event+0x5a/0x90
[  839.150023]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  839.155570]  ? kvm_clock_read+0x18/0x30
[  839.159557]  ? kvm_sched_clock_read+0x9/0x20
[  839.163985]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  839.169519]  ? check_preemption_disabled+0x48/0x280
[  839.174555]  irq_exit+0x17f/0x1c0
[  839.178015]  smp_apic_timer_interrupt+0x1cb/0x760
[  839.182860]  ? smp_reschedule_interrupt+0x109/0x650
[  839.187876]  ? smp_call_function_single_interrupt+0x650/0x650
[  839.193776]  ? interrupt_entry+0xb5/0xc0
[  839.197841]  ? trace_hardirqs_off_caller+0xbb/0x310
[  839.202856]  ? trace_hardirqs_off_caller+0xbb/0x310
[  839.207872]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  839.212716]  ? trace_hardirqs_on_caller+0x310/0x310
[  839.217733]  ? trace_hardirqs_on_caller+0x310/0x310
[  839.222764]  ? task_prio+0x50/0x50
[  839.226304]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  839.231841]  ? check_preemption_disabled+0x48/0x280
[  839.236862]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  839.241713]  apic_timer_interrupt+0xf/0x20
[  839.245939]  </IRQ>
[  839.248188] RIP: 0010:lock_is_held_type+0x74/0x210
[  839.253134] Code: 8b 83 7c 08 00 00 85 c0 0f 85 46 01 00 00 48 c7 c7 a8 fb 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 <0f> 85 6c 01 00 00 48 83 3d c6 20 f1 07 00 0f 84 2a 01 00 00 9c 58
[  839.272030] RSP: 0000:ffff8801c78d5fd0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  839.279735] RAX: dffffc0000000000 RBX: ffff8801c505c140 RCX: 0000000000000000
[  839.287015] RDX: 1ffffffff12a3f75 RSI: 00000000ffffffff RDI: ffffffff8951fba8
[  839.294319] RBP: ffff8801c78d5ff0 R08: ffff8801c505c140 R09: ffffed003b5e5b67
[  839.301608] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: 1ffff10038f1ac03
[  839.308878] R13: ffffffff8959b980 R14: 0000000000000000 R15: ffffffffffffffff
[  839.316206]  rcu_read_lock_held+0xa9/0xc0
[  839.320356]  list_lru_count_one+0x31a/0x450
[  839.324680]  ? list_lru_isolate_move+0x3c0/0x3c0
[  839.329436]  ? shmem_free_inode+0xd0/0xd0
[  839.333594]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  839.339134]  ? ubifs_shrink_count+0xc4/0x100
[  839.343550]  super_cache_count+0x153/0x2e0
[  839.347800]  do_shrink_slab+0x1b1/0xd30
[  839.351782]  ? lock_acquire+0x1ed/0x520
[  839.355765]  ? snapshot_refaults+0x290/0x290
[  839.360174]  ? lock_release+0xa00/0xa00
[  839.364156]  ? perf_trace_sched_process_exec+0x860/0x860
[  839.369627]  ? down_read_trylock+0xda/0x140
[  839.373945]  ? shrink_slab+0x207/0x8c0
[  839.377833]  ? downgrade_write+0x270/0x270
[  839.382077]  shrink_slab+0x389/0x8c0
[  839.385796]  ? shrink_active_list+0x1f00/0x1f00
[  839.390476]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  839.396103]  ? trace_hardirqs_on+0xbd/0x310
[  839.400426]  ? vmpressure+0x271/0x340
[  839.404231]  ? trace_hardirqs_off_caller+0x310/0x310
[  839.409344]  ? cgroup_procs_write_finish+0xf0/0xf0
[  839.414289]  shrink_node+0x431/0x16b0
[  839.418107]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  839.423418]  ? shrink_node_memcg+0x18f0/0x18f0
[  839.428028]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  839.432612]  ? trace_hardirqs_on+0xbd/0x310
[  839.436941]  ? vmpressure+0x271/0x340
[  839.440757]  ? do_raw_spin_unlock+0xa7/0x330
[  839.445182]  ? do_raw_spin_trylock+0x270/0x270
[  839.449785]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  839.455331]  ? __cpuset_node_allowed+0x19b/0x660
[  839.460119]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  839.465873]  ? vmpressure+0x1a2/0x340
[  839.469741]  do_try_to_free_pages+0x3e7/0x1290
[  839.474326]  ? zap_class+0x640/0x640
[  839.478058]  ? shrink_node+0x16b0/0x16b0
[  839.482125]  ? __lock_is_held+0xb5/0x140
[  839.486201]  try_to_free_pages+0x4d0/0xb90
[  839.490439]  ? do_try_to_free_pages+0x1290/0x1290
[  839.495299]  ? lock_acquire+0x1ed/0x520
[  839.499274]  ? set_page_refcounted+0x280/0x280
[  839.503969]  ? lock_release+0xa00/0xa00
[  839.507945]  ? _raw_spin_unlock_irq+0x60/0x80
[  839.512445]  ? psi_memstall_enter+0x240/0x2b0
[  839.516946]  ? psi_memstall_tick+0x230/0x230
[  839.521387]  __alloc_pages_slowpath+0xa14/0x2e10
[  839.526188]  ? warn_alloc+0x120/0x120
[  839.529990]  ? mark_held_locks+0x130/0x130
[  839.534236]  ? find_get_entry+0xaae/0x1120
[  839.538483]  ? filemap_map_pages+0x1a20/0x1a20
[  839.543070]  ? zap_class+0x640/0x640
[  839.546797]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  839.552339]  ? check_preemption_disabled+0x48/0x280
[  839.557357]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  839.562893]  ? should_fail+0x22d/0xd01
[  839.566784]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  839.571887]  ? zap_class+0x640/0x640
[  839.575636]  ? __lock_is_held+0xb5/0x140
[  839.579706]  ? mark_held_locks+0x130/0x130
[  839.583948]  ? lock_release+0xa00/0xa00
[  839.587923]  ? perf_trace_sched_process_exec+0x860/0x860
[  839.593377]  ? xa_load+0x2ba/0x460
[  839.596920]  ? lock_downgrade+0x900/0x900
[  839.601078]  ? __might_sleep+0x95/0x190
[  839.605064]  __alloc_pages_nodemask+0xa80/0xde0
[  839.609745]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  839.614766]  ? __page_cache_alloc+0x191/0x5c0
[  839.619259]  ? xa_load+0x2e1/0x460
[  839.622804]  ? xa_clear_mark+0x40/0x40
[  839.626696]  ? zap_class+0x640/0x640
[  839.630421]  ? zap_class+0x640/0x640
[  839.634133]  ? zap_class+0x640/0x640
[  839.637847]  ? __do_page_cache_readahead+0x663/0x810
[  839.642957]  ? find_held_lock+0x36/0x1c0
[  839.647024]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  839.652569]  alloc_pages_current+0x173/0x350
[  839.656993]  __page_cache_alloc+0x38c/0x5c0
[  839.661345]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  839.666293]  ? kasan_check_read+0x11/0x20
[  839.670443]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  839.675723]  ? generic_perform_write+0x6a0/0x6a0
[  839.680479]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  839.686022]  ? check_preemption_disabled+0x48/0x280
[  839.691048]  filemap_fault+0x1595/0x25f0
[  839.695129]  ? __lock_page_or_retry+0xa00/0xa00
[  839.699811]  ? mark_held_locks+0x130/0x130
[  839.704105]  ? filemap_map_pages+0xd6b/0x1a20
[  839.708610]  ? lock_downgrade+0x900/0x900
[  839.712762]  ? check_preemption_disabled+0x48/0x280
[  839.717785]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  839.722713]  ? kasan_check_read+0x11/0x20
[  839.726861]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  839.732142]  ? rcu_softirq_qs+0x20/0x20
[  839.736133]  ? filemap_map_pages+0xd92/0x1a20
[  839.740643]  ? find_get_entries_tag+0x1400/0x1400
[  839.745525]  ? lock_acquire+0x1ed/0x520
[  839.749533]  ? ext4_filemap_fault+0x7a/0xad
[  839.753863]  ? lock_release+0xa00/0xa00
[  839.757839]  ? perf_trace_sched_process_exec+0x860/0x860
[  839.763288]  ? mark_held_locks+0x130/0x130
[  839.767538]  ? print_usage_bug+0xc0/0xc0
[  839.771614]  ? print_usage_bug+0xc0/0xc0
[  839.775691]  ? down_read+0x8d/0x120
[  839.779316]  ? ext4_filemap_fault+0x7a/0xad
[  839.783640]  ? __down_interruptible+0x700/0x700
[  839.788320]  ext4_filemap_fault+0x82/0xad
[  839.792472]  __do_fault+0x100/0x6b0
[  839.796111]  ? pmd_devmap_trans_unstable+0x220/0x220
[  839.801217]  ? mark_held_locks+0x130/0x130
[  839.805452]  ? mark_held_locks+0x130/0x130
[  839.809694]  ? hrtimer_forward+0x2a0/0x2a0
[  839.813927]  ? hrtimer_start_range_ns+0x6c4/0xe00
[  839.818778]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  839.824323]  __handle_mm_fault+0x3ea0/0x5be0
[  839.828744]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  839.833593]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  839.838698]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  839.843802]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  839.848388]  ? trace_hardirqs_on+0xbd/0x310
[  839.852710]  ? kasan_check_read+0x11/0x20
[  839.856865]  ? __free_object+0x173/0x340
[  839.860940]  ? zap_class+0x640/0x640
[  839.864657]  ? zap_class+0x640/0x640
[  839.868368]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  839.873478]  ? find_held_lock+0x36/0x1c0
[  839.877553]  ? handle_mm_fault+0x42a/0xc70
[  839.881796]  ? lock_downgrade+0x900/0x900
[  839.885948]  ? check_preemption_disabled+0x48/0x280
[  839.890968]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  839.895901]  ? kasan_check_read+0x11/0x20
[  839.900052]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  839.905327]  ? rcu_softirq_qs+0x20/0x20
[  839.909302]  ? trace_hardirqs_off_caller+0x310/0x310
[  839.914407]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  839.919944]  ? check_preemption_disabled+0x48/0x280
[  839.924986]  handle_mm_fault+0x54f/0xc70
[  839.929051]  ? __handle_mm_fault+0x5be0/0x5be0
[  839.933639]  ? find_vma+0x34/0x190
[  839.937189]  __do_page_fault+0x5e8/0xe60
[  839.941251]  ? trace_hardirqs_off+0xb8/0x310
[  839.945670]  do_page_fault+0xf2/0x7e0
[  839.949474]  ? vmalloc_sync_all+0x30/0x30
[  839.953624]  ? error_entry+0x70/0xd0
[  839.957341]  ? trace_hardirqs_off_caller+0xbb/0x310
[  839.962355]  ? trace_hardirqs_on_caller+0xc0/0x310
[  839.967301]  ? syscall_return_slowpath+0x5e0/0x5e0
[  839.972228]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  839.977075]  ? trace_hardirqs_on_caller+0x310/0x310
[  839.982100]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  839.987736]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  839.992758]  ? prepare_exit_to_usermode+0x291/0x3b0
[  839.997775]  ? page_fault+0x8/0x30
[  840.001317]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  840.006164]  ? page_fault+0x8/0x30
[  840.009709]  page_fault+0x1e/0x30
[  840.013164] RIP: 0033:0x7f379df38e40
[  840.016888] Code: Bad RIP value.
[  840.020246] RSP: 002b:00007fff016452d8 EFLAGS: 00010246
[  840.025610] RAX: 0000000000000000 RBX: 00007fff01645400 RCX: 00007f379df38e40
[  840.032880] RDX: 0000000000000000 RSI: 00007fff01645480 RDI: 00007fff01645480
[  840.040146] RBP: 00007fff01645380 R08: 00007fff016452e0 R09: 0000000000000000
[  840.047415] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  840.054683] R13: 00007fff016455e0 R14: 0000000000000000 R15: 0000000000000000
[  840.061979] warn_alloc_show_mem: 1 callbacks suppressed
[  840.061992] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  840.061993] Mem-Info:
[  840.062026] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  840.062026]  active_file:8 inactive_file:18 isolated_file:0
[  840.062026]  unevictable:0 dirty:0 writeback:0 unstable:0
[  840.062026]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  840.062026]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  840.062026]  free:13785 free_pcp:451 free_cma:0
[  840.067366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  840.074728] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  840.077093] Call Trace:
[  840.077128]  <IRQ>
[  840.110081] 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
[  840.119438]  dump_stack+0x244/0x39d
[  840.147244] lowmem_reserve[]: 0 2818 6321 6321
[  840.149841]  ? dump_stack_print_info.cold.1+0x20/0x20
[  840.151969] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  840.178080]  warn_alloc.cold.116+0xb7/0x1bd
[  840.181670] lowmem_reserve[]: 0 0 3503 3503
[  840.186249]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  840.191414] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  840.218741]  ? lock_downgrade+0x900/0x900
[  840.223035] lowmem_reserve[]: 0 0 0 0
[  840.227354]  ? trace_hardirqs_off+0xb8/0x310
[  840.232167] 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
[  840.261400]  ? trace_hardirqs_off+0xb8/0x310
[  840.265518] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  840.269318]  __alloc_pages_slowpath+0x26e8/0x2e10
[  840.273695] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  840.287238]  ? warn_alloc+0x120/0x120
[  840.291612] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  840.306772]  ? warn_alloc+0x120/0x120
[  840.311604] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  840.326156]  ? warn_alloc+0x120/0x120
[  840.329932] 3988 total pagecache pages
[  840.338760]  ? print_usage_bug+0xc0/0xc0
[  840.342538] 0 pages in swap cache
[  840.351097]  ? print_usage_bug+0xc0/0xc0
[  840.354881] Swap cache stats: add 0, delete 0, find 0/0
[  840.358756]  ? print_usage_bug+0xc0/0xc0
[  840.362791] Free swap  = 0kB
[  840.366239]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  840.370274] Total swap = 0kB
[  840.375632]  ? should_fail+0x22d/0xd01
[  840.379665] 1965979 pages RAM
[  840.382680]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  840.388194] 0 pages HighMem/MovableOnly
[  840.391205]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  840.395067] 342853 pages reserved
[  840.398166]  ? __lock_acquire+0x62f/0x4c20
[  840.403069] 0 pages cma reserved
[  840.407039]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  840.412188] aoe: skb alloc failure
[  840.415567]  ? should_fail+0x22d/0xd01
[  840.415595]  ? print_usage_bug+0xc0/0xc0
[  840.415619]  ? mark_held_locks+0x130/0x130
[  840.419861] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  840.423192]  ? mark_held_locks+0x130/0x130
[  840.428274] cron cpuset=/ mems_allowed=0
[  840.431814]  ? zap_class+0x640/0x640
[  840.465583]  ? zap_class+0x640/0x640
[  840.469303]  ? zap_class+0x640/0x640
[  840.473023]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  840.478565]  ? check_preemption_disabled+0x48/0x280
[  840.483616]  ? __lock_is_held+0xb5/0x140
[  840.487686]  __alloc_pages_nodemask+0xa80/0xde0
[  840.492358]  ? zap_class+0x640/0x640
[  840.496076]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  840.501107]  ? find_held_lock+0x36/0x1c0
[  840.505181]  ? ____cache_alloc_node+0x1c7/0x1e0
[  840.509852]  ? lock_downgrade+0x900/0x900
[  840.514006]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  840.519551]  cache_grow_begin+0xa5/0x8c0
[  840.523624]  ? do_raw_spin_unlock+0xa7/0x330
[  840.528040]  fallback_alloc+0x204/0x2e0
[  840.532022]  ____cache_alloc_node+0x1c7/0x1e0
[  840.536522]  kmem_cache_alloc_node+0xe3/0x730
[  840.541020]  ? trace_hardirqs_on+0xbd/0x310
[  840.545343]  ? kasan_check_read+0x11/0x20
[  840.549602]  __alloc_skb+0x119/0x770
[  840.553319]  ? mark_held_locks+0xc7/0x130
[  840.557475]  ? netdev_alloc_frag+0x1f0/0x1f0
[  840.561892]  ? mark_held_locks+0x130/0x130
[  840.566137]  ? call_rcu+0xb/0x10
[  840.569508]  ? zap_class+0x640/0x640
[  840.573226]  ? check_preemption_disabled+0x48/0x280
[  840.578247]  ? get_stack_info+0x37/0x142
[  840.582307]  ? get_stack_info+0x37/0x142
[  840.586375]  alloc_skb_with_frags+0x133/0x7d0
[  840.590871]  ? find_held_lock+0x36/0x1c0
[  840.594943]  ? skb_complete_wifi_ack+0x1e0/0x1e0
[  840.599699]  ? lock_downgrade+0x900/0x900
[  840.603850]  ? check_preemption_disabled+0x48/0x280
[  840.608873]  sock_alloc_send_pskb+0x87a/0xaf0
[  840.613370]  ? rcu_softirq_qs+0x20/0x20
[  840.617346]  ? unwind_dump+0x190/0x190
[  840.621242]  ? sock_wmalloc+0x1f0/0x1f0
[  840.625224]  ? kernel_text_address+0x79/0xf0
[  840.629634]  ? __kernel_text_address+0xd/0x40
[  840.634128]  ? unwind_get_return_address+0x61/0xa0
[  840.639060]  ? __save_stack_trace+0x8d/0xf0
[  840.643404]  ? save_stack+0xa9/0xd0
[  840.647031]  ? save_stack+0x43/0xd0
[  840.650656]  ? kasan_kmalloc+0xc7/0xe0
[  840.654541]  ? kmem_cache_alloc_trace+0x152/0x750
[  840.659381]  ? ip_setup_cork+0x6b9/0x8a0
[  840.663440]  ? ip_append_data.part.49+0x13c/0x170
[  840.668280]  ? ip_append_data+0x6d/0x90
[  840.672259]  sock_alloc_send_skb+0x32/0x40
[  840.676499]  __ip_append_data.isra.48+0x15b8/0x29b0
[  840.681524]  ? icmp_push_reply+0x540/0x540
[  840.685764]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  840.691306]  ? ip_generic_getfrag+0x2e0/0x2e0
[  840.695810]  ? __lock_is_held+0xb5/0x140
[  840.699875]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  840.705417]  ? ipv4_mtu+0x39f/0x590
[  840.709051]  ? rt_acct_proc_show+0x370/0x370
[  840.713462]  ? ip_setup_cork+0x6b9/0x8a0
[  840.717539]  ? rcu_read_lock_sched_held+0x14f/0x180
[  840.722560]  ? kmem_cache_alloc_trace+0x353/0x750
[  840.727441]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  840.732978]  ? refcount_sub_and_test_checked+0x203/0x310
[  840.738435]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  840.744009]  ip_append_data.part.49+0xef/0x170
[  840.748616]  ? icmp_push_reply+0x540/0x540
[  840.752863]  ip_append_data+0x6d/0x90
[  840.756665]  ? icmp_push_reply+0x540/0x540
[  840.760903]  icmp_push_reply+0x18e/0x540
[  840.764977]  icmp_send+0x1544/0x1bd0
[  840.768693]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  840.774240]  ? icmp_route_lookup.constprop.23+0x1900/0x1900
[  840.779958]  ? zap_class+0x640/0x640
[  840.783710]  ? lock_downgrade+0x900/0x900
[  840.787863]  ? lock_acquire+0x1ed/0x520
[  840.791835]  ? neigh_timer_handler+0xa0/0xdf0
[  840.796338]  ? refcount_sub_and_test_checked+0x203/0x310
[  840.801788]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  840.806201]  ipv4_link_failure+0x2c/0x220
[  840.810363]  ? ipv4_link_failure+0x2c/0x220
[  840.814685]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  840.819099]  arp_error_report+0xd1/0x1c0
[  840.823166]  neigh_invalidate+0x246/0x550
[  840.827322]  neigh_timer_handler+0xb07/0xdf0
[  840.831736]  ? neigh_periodic_work+0xc60/0xc60
[  840.836320]  ? __lock_is_held+0xb5/0x140
[  840.840395]  call_timer_fn+0x272/0x920
[  840.844282]  ? neigh_periodic_work+0xc60/0xc60
[  840.848877]  ? process_timeout+0x40/0x40
[  840.852948]  ? __run_timers+0x7da/0xc70
[  840.856924]  ? _raw_spin_unlock_irq+0x27/0x80
[  840.861423]  ? _raw_spin_unlock_irq+0x27/0x80
[  840.865914]  ? neigh_periodic_work+0xc60/0xc60
[  840.870496]  ? lockdep_hardirqs_on+0x296/0x5b0
[  840.875084]  ? trace_hardirqs_on+0xbd/0x310
[  840.879404]  ? kasan_check_read+0x11/0x20
[  840.883553]  ? __run_timers+0x7da/0xc70
[  840.887538]  ? trace_hardirqs_off_caller+0x310/0x310
[  840.892643]  ? neigh_periodic_work+0xc60/0xc60
[  840.897230]  ? neigh_periodic_work+0xc60/0xc60
[  840.901809]  __run_timers+0x7e5/0xc70
[  840.905640]  ? timer_fixup_init+0x70/0x70
[  840.909790]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  840.914807]  ? zap_class+0x640/0x640
[  840.918529]  ? enqueue_hrtimer+0x1a5/0x560
[  840.922764]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  840.927964]  ? find_held_lock+0x36/0x1c0
[  840.932032]  ? zap_class+0x640/0x640
[  840.935755]  ? pvclock_read_flags+0x160/0x160
[  840.940252]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  840.945791]  ? check_preemption_disabled+0x48/0x280
[  840.950819]  ? __lock_is_held+0xb5/0x140
[  840.954894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  840.960431]  ? check_preemption_disabled+0x48/0x280
[  840.965455]  run_timer_softirq+0x52/0xb0
[  840.969518]  ? rcu_read_lock_sched_held+0x14f/0x180
[  840.974540]  __do_softirq+0x308/0xb7e
[  840.978349]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  840.982843]  ? lock_downgrade+0x900/0x900
[  840.987006]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  840.992117]  ? pvclock_read_flags+0x160/0x160
[  840.996621]  ? lapic_next_event+0x5a/0x90
[  841.000771]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  841.006318]  ? kvm_clock_read+0x18/0x30
[  841.010290]  ? kvm_sched_clock_read+0x9/0x20
[  841.014717]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  841.020273]  ? check_preemption_disabled+0x48/0x280
[  841.025312]  irq_exit+0x17f/0x1c0
[  841.028769]  smp_apic_timer_interrupt+0x1cb/0x760
[  841.033620]  ? smp_reschedule_interrupt+0x109/0x650
[  841.038641]  ? smp_call_function_single_interrupt+0x650/0x650
[  841.044540]  ? interrupt_entry+0xb5/0xc0
[  841.048624]  ? trace_hardirqs_off_caller+0xbb/0x310
[  841.053641]  ? trace_hardirqs_off_caller+0xbb/0x310
[  841.058664]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  841.063511]  ? trace_hardirqs_on_caller+0x310/0x310
[  841.068526]  ? trace_hardirqs_on_caller+0x310/0x310
[  841.073543]  ? task_prio+0x50/0x50
[  841.077083]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  841.082635]  ? check_preemption_disabled+0x48/0x280
[  841.087659]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  841.092516]  apic_timer_interrupt+0xf/0x20
[  841.096744]  </IRQ>
[  841.098983] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  841.103917] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  841.123063] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  841.130770] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  841.138037] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  841.145305] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  841.152569] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  841.159847] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  841.167162]  skb_clone+0x1bb/0x500
[  841.170705]  ? skb_split+0x11e0/0x11e0
[  841.174617]  ? check_preemption_disabled+0x48/0x280
[  841.179651]  ? __this_cpu_preempt_check+0x1c/0x20
[  841.184493]  ? __bpf_redirect+0x54b/0xb20
[  841.188660]  bpf_clone_redirect+0xb9/0x490
[  841.192911]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  841.197933]  ? __sched_text_start+0x8/0x8
[  841.202085]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  841.206855]  ? find_held_lock+0x36/0x1c0
[  841.210923]  ? lock_acquire+0x1ed/0x520
[  841.214897]  ? bpf_test_run+0x3cb/0x780
[  841.218873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  841.224416]  ? check_preemption_disabled+0x48/0x280
[  841.229441]  ? kasan_check_read+0x11/0x20
[  841.233602]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  841.238890]  ? rcu_softirq_qs+0x20/0x20
[  841.242869]  ? preempt_schedule+0x4d/0x60
[  841.247024]  ? ___preempt_schedule+0x16/0x18
[  841.251444]  ? bpf_test_run+0x25d/0x780
[  841.255435]  ? netlink_diag_dump+0x2a0/0x2a0
[  841.259848]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  841.265388]  ? bpf_test_init.isra.10+0x70/0x100
[  841.270068]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  841.274833]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  841.279683]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  841.285221]  ? fput+0x130/0x1a0
[  841.288507]  ? __bpf_prog_get+0x9b/0x290
[  841.292575]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  841.297433]  ? bpf_prog_test_run+0x130/0x1a0
[  841.301846]  ? __x64_sys_bpf+0x3db/0x520
[  841.305910]  ? bpf_prog_get+0x20/0x20
[  841.309752]  ? do_syscall_64+0x1b9/0x820
[  841.313812]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  841.319180]  ? syscall_return_slowpath+0x5e0/0x5e0
[  841.324135]  ? trace_hardirqs_on_caller+0x310/0x310
[  841.329153]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  841.334171]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  841.340837]  ? __switch_to_asm+0x40/0x70
[  841.344895]  ? __switch_to_asm+0x34/0x70
[  841.348975]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  841.353840]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  841.359238] CPU: 1 PID: 5951 Comm: cron Not tainted 4.20.0-rc1+ #152
[  841.359417] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  841.365739] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  841.376207] syz-executor5 cpuset=syz5 mems_allowed=0
[  841.385542] Call Trace:
[  841.393227]  <IRQ>
[  841.395393]  dump_stack+0x244/0x39d
[  841.399027]  ? dump_stack_print_info.cold.1+0x20/0x20
[  841.404232]  warn_alloc.cold.116+0xb7/0x1bd
[  841.408560]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  841.413441]  ? lock_downgrade+0x900/0x900
[  841.417607]  ? trace_hardirqs_off+0xb8/0x310
[  841.422028]  ? trace_hardirqs_off+0xb8/0x310
[  841.426448]  __alloc_pages_slowpath+0x26e8/0x2e10
[  841.431318]  ? warn_alloc+0x120/0x120
[  841.435128]  ? warn_alloc+0x120/0x120
[  841.438935]  ? __lock_acquire+0x62f/0x4c20
[  841.443175]  ? warn_alloc+0x120/0x120
[  841.446978]  ? print_usage_bug+0xc0/0xc0
[  841.451041]  ? print_usage_bug+0xc0/0xc0
[  841.455109]  ? mark_held_locks+0x130/0x130
[  841.459349]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  841.464891]  ? should_fail+0x22d/0xd01
[  841.468777]  ? zap_class+0x640/0x640
[  841.472496]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  841.477609]  ? __lock_acquire+0x62f/0x4c20
[  841.481850]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  841.486951]  ? should_fail+0x22d/0xd01
[  841.490851]  ? mark_held_locks+0x130/0x130
[  841.495096]  ? mark_held_locks+0x130/0x130
[  841.499328]  ? lock_downgrade+0x900/0x900
[  841.503589]  ? zap_class+0x640/0x640
[  841.507302]  ? zap_class+0x640/0x640
[  841.511024]  ? zap_class+0x640/0x640
[  841.514736]  ? do_raw_spin_unlock+0xa7/0x330
[  841.519146]  ? trace_hardirqs_on+0x310/0x310
[  841.523553]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  841.529104]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  841.534643]  ? check_preemption_disabled+0x48/0x280
[  841.539673]  ? __lock_is_held+0xb5/0x140
[  841.543744]  __alloc_pages_nodemask+0xa80/0xde0
[  841.548415]  ? zap_class+0x640/0x640
[  841.552139]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  841.557172]  ? find_held_lock+0x36/0x1c0
[  841.561244]  ? ____cache_alloc_node+0x1c7/0x1e0
[  841.565918]  ? lock_downgrade+0x900/0x900
[  841.570078]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  841.575631]  cache_grow_begin+0xa5/0x8c0
[  841.579697]  ? do_raw_spin_unlock+0xa7/0x330
[  841.584121]  fallback_alloc+0x204/0x2e0
[  841.588110]  ____cache_alloc_node+0x1c7/0x1e0
[  841.592618]  kmem_cache_alloc_node+0xe3/0x730
[  841.597121]  ? lockdep_hardirqs_on+0x296/0x5b0
[  841.601719]  __alloc_skb+0x119/0x770
[  841.605433]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  841.610801]  ? netdev_alloc_frag+0x1f0/0x1f0
[  841.615218]  ? vprintk_default+0x28/0x30
[  841.619282]  ? vprintk_func+0x85/0x181
[  841.623169]  ? printk+0xa7/0xcf
[  841.626447]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  841.631209]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  841.636316]  new_skb+0x26/0x1c0
[  841.639602]  aoecmd_cfg+0x279/0x7f0
[  841.643232]  ? find_held_lock+0x36/0x1c0
[  841.647295]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  841.651628]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  841.657178]  ? __lock_is_held+0xb5/0x140
[  841.661253]  discover_timer+0x50/0x60
[  841.665056]  call_timer_fn+0x272/0x920
[  841.668946]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  841.673792]  ? process_timeout+0x40/0x40
[  841.677865]  ? mark_held_locks+0xc7/0x130
[  841.682023]  ? _raw_spin_unlock_irq+0x27/0x80
[  841.686519]  ? _raw_spin_unlock_irq+0x27/0x80
[  841.691015]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  841.695858]  ? lockdep_hardirqs_on+0x296/0x5b0
[  841.700443]  ? trace_hardirqs_on+0xbd/0x310
[  841.704790]  ? kasan_check_read+0x11/0x20
[  841.708935]  ? __run_timers+0x7da/0xc70
[  841.712910]  ? trace_hardirqs_off_caller+0x310/0x310
[  841.718032]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  841.722872]  __run_timers+0x7e5/0xc70
[  841.726682]  ? timer_fixup_init+0x70/0x70
[  841.730836]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  841.735852]  ? zap_class+0x640/0x640
[  841.739573]  ? print_usage_bug+0xc0/0xc0
[  841.743660]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  841.748873]  ? find_held_lock+0x36/0x1c0
[  841.752939]  ? zap_class+0x640/0x640
[  841.756661]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  841.762204]  ? check_preemption_disabled+0x48/0x280
[  841.767229]  ? __lock_is_held+0xb5/0x140
[  841.771294]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  841.776842]  ? check_preemption_disabled+0x48/0x280
[  841.781866]  run_timer_softirq+0x52/0xb0
[  841.785935]  ? rcu_read_lock_sched_held+0x14f/0x180
[  841.790957]  __do_softirq+0x308/0xb7e
[  841.794760]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  841.799257]  ? lock_downgrade+0x900/0x900
[  841.803410]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  841.808525]  ? pvclock_read_flags+0x160/0x160
[  841.813026]  ? lapic_next_event+0x5a/0x90
[  841.817176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  841.822718]  ? kvm_clock_read+0x18/0x30
[  841.826694]  ? kvm_sched_clock_read+0x9/0x20
[  841.831110]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  841.836653]  ? check_preemption_disabled+0x48/0x280
[  841.841683]  irq_exit+0x17f/0x1c0
[  841.845139]  smp_apic_timer_interrupt+0x1cb/0x760
[  841.849978]  ? smp_reschedule_interrupt+0x109/0x650
[  841.854998]  ? smp_call_function_single_interrupt+0x650/0x650
[  841.860883]  ? interrupt_entry+0xb5/0xc0
[  841.864946]  ? trace_hardirqs_off_caller+0xbb/0x310
[  841.869963]  ? trace_hardirqs_off_caller+0xbb/0x310
[  841.874983]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  841.879827]  ? trace_hardirqs_on_caller+0x310/0x310
[  841.884840]  ? trace_hardirqs_on_caller+0x310/0x310
[  841.889857]  ? task_prio+0x50/0x50
[  841.893410]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  841.898947]  ? check_preemption_disabled+0x48/0x280
[  841.903967]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  841.908817]  apic_timer_interrupt+0xf/0x20
[  841.913042]  </IRQ>
[  841.915283] RIP: 0010:lock_is_held_type+0x74/0x210
[  841.920216] Code: 8b 83 7c 08 00 00 85 c0 0f 85 46 01 00 00 48 c7 c7 a8 fb 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 <0f> 85 6c 01 00 00 48 83 3d c6 20 f1 07 00 0f 84 2a 01 00 00 9c 58
[  841.939132] RSP: 0000:ffff8801c78d5fd0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  841.946869] RAX: dffffc0000000000 RBX: ffff8801c505c140 RCX: 0000000000000000
[  841.954136] RDX: 1ffffffff12a3f75 RSI: 00000000ffffffff RDI: ffffffff8951fba8
[  841.961404] RBP: ffff8801c78d5ff0 R08: ffff8801c505c140 R09: ffffed003b5e5b67
[  841.968676] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: 1ffff10038f1ac03
[  841.975958] R13: ffffffff8959b980 R14: 0000000000000000 R15: ffffffffffffffff
[  841.983260]  rcu_read_lock_held+0xa9/0xc0
[  841.987623]  list_lru_count_one+0x31a/0x450
[  841.991948]  ? list_lru_isolate_move+0x3c0/0x3c0
[  841.996705]  ? shmem_free_inode+0xd0/0xd0
[  842.000862]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  842.006404]  ? ubifs_shrink_count+0xc4/0x100
[  842.010820]  super_cache_count+0x153/0x2e0
[  842.015062]  do_shrink_slab+0x1b1/0xd30
[  842.019061]  ? lock_acquire+0x1ed/0x520
[  842.023074]  ? snapshot_refaults+0x290/0x290
[  842.027502]  ? lock_release+0xa00/0xa00
[  842.031492]  ? perf_trace_sched_process_exec+0x860/0x860
[  842.036958]  ? down_read_trylock+0xda/0x140
[  842.041280]  ? shrink_slab+0x207/0x8c0
[  842.045169]  ? downgrade_write+0x270/0x270
[  842.049417]  shrink_slab+0x389/0x8c0
[  842.053135]  ? shrink_active_list+0x1f00/0x1f00
[  842.057814]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  842.063441]  ? trace_hardirqs_on+0xbd/0x310
[  842.067768]  ? vmpressure+0x271/0x340
[  842.071569]  ? trace_hardirqs_off_caller+0x310/0x310
[  842.076691]  ? cgroup_procs_write_finish+0xf0/0xf0
[  842.081966]  shrink_node+0x431/0x16b0
[  842.085771]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  842.091072]  ? shrink_node_memcg+0x18f0/0x18f0
[  842.095659]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  842.100241]  ? trace_hardirqs_on+0xbd/0x310
[  842.104575]  ? vmpressure+0x271/0x340
[  842.108384]  ? do_raw_spin_unlock+0xa7/0x330
[  842.112797]  ? do_raw_spin_trylock+0x270/0x270
[  842.117386]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  842.122925]  ? __cpuset_node_allowed+0x19b/0x660
[  842.127685]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  842.133396]  ? vmpressure+0x1a2/0x340
[  842.137210]  do_try_to_free_pages+0x3e7/0x1290
[  842.141791]  ? zap_class+0x640/0x640
[  842.145522]  ? shrink_node+0x16b0/0x16b0
[  842.149591]  ? __lock_is_held+0xb5/0x140
[  842.153668]  try_to_free_pages+0x4d0/0xb90
[  842.157908]  ? do_try_to_free_pages+0x1290/0x1290
[  842.162786]  ? lock_acquire+0x1ed/0x520
[  842.166761]  ? set_page_refcounted+0x280/0x280
[  842.171353]  ? lock_release+0xa00/0xa00
[  842.175327]  ? _raw_spin_unlock_irq+0x60/0x80
[  842.179821]  ? psi_memstall_enter+0x240/0x2b0
[  842.184320]  ? psi_memstall_tick+0x230/0x230
[  842.188741]  __alloc_pages_slowpath+0xa14/0x2e10
[  842.193528]  ? warn_alloc+0x120/0x120
[  842.197331]  ? mark_held_locks+0x130/0x130
[  842.201574]  ? find_get_entry+0xaae/0x1120
[  842.205830]  ? filemap_map_pages+0x1a20/0x1a20
[  842.210422]  ? zap_class+0x640/0x640
[  842.214146]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  842.219684]  ? check_preemption_disabled+0x48/0x280
[  842.224714]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  842.230337]  ? should_fail+0x22d/0xd01
[  842.234233]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  842.239339]  ? zap_class+0x640/0x640
[  842.243079]  ? __lock_is_held+0xb5/0x140
[  842.247155]  ? mark_held_locks+0x130/0x130
[  842.251392]  ? lock_release+0xa00/0xa00
[  842.255370]  ? perf_trace_sched_process_exec+0x860/0x860
[  842.260819]  ? xa_load+0x2ba/0x460
[  842.264361]  ? lock_downgrade+0x900/0x900
[  842.268521]  ? __might_sleep+0x95/0x190
[  842.272507]  __alloc_pages_nodemask+0xa80/0xde0
[  842.277184]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  842.282203]  ? __page_cache_alloc+0x191/0x5c0
[  842.286702]  ? xa_load+0x2e1/0x460
[  842.290265]  ? xa_clear_mark+0x40/0x40
[  842.294163]  ? zap_class+0x640/0x640
[  842.297888]  ? zap_class+0x640/0x640
[  842.301610]  ? zap_class+0x640/0x640
[  842.305326]  ? __do_page_cache_readahead+0x663/0x810
[  842.310437]  ? find_held_lock+0x36/0x1c0
[  842.314507]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  842.320057]  alloc_pages_current+0x173/0x350
[  842.324478]  __page_cache_alloc+0x38c/0x5c0
[  842.328798]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  842.333728]  ? kasan_check_read+0x11/0x20
[  842.337874]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  842.343154]  ? generic_perform_write+0x6a0/0x6a0
[  842.347911]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  842.353449]  ? check_preemption_disabled+0x48/0x280
[  842.358473]  filemap_fault+0x1595/0x25f0
[  842.362552]  ? __lock_page_or_retry+0xa00/0xa00
[  842.367232]  ? mark_held_locks+0x130/0x130
[  842.371476]  ? filemap_map_pages+0xd6b/0x1a20
[  842.375977]  ? lock_downgrade+0x900/0x900
[  842.380128]  ? check_preemption_disabled+0x48/0x280
[  842.385148]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  842.390082]  ? kasan_check_read+0x11/0x20
[  842.394238]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  842.399518]  ? rcu_softirq_qs+0x20/0x20
[  842.403505]  ? filemap_map_pages+0xd92/0x1a20
[  842.408014]  ? find_get_entries_tag+0x1400/0x1400
[  842.412877]  ? lock_acquire+0x1ed/0x520
[  842.416857]  ? ext4_filemap_fault+0x7a/0xad
[  842.421190]  ? lock_release+0xa00/0xa00
[  842.425162]  ? perf_trace_sched_process_exec+0x860/0x860
[  842.430618]  ? mark_held_locks+0x130/0x130
[  842.435291]  ? print_usage_bug+0xc0/0xc0
[  842.439360]  ? print_usage_bug+0xc0/0xc0
[  842.443437]  ? down_read+0x8d/0x120
[  842.447064]  ? ext4_filemap_fault+0x7a/0xad
[  842.451390]  ? __down_interruptible+0x700/0x700
[  842.456068]  ext4_filemap_fault+0x82/0xad
[  842.460224]  __do_fault+0x100/0x6b0
[  842.463860]  ? pmd_devmap_trans_unstable+0x220/0x220
[  842.468973]  ? mark_held_locks+0x130/0x130
[  842.473212]  ? mark_held_locks+0x130/0x130
[  842.477453]  ? hrtimer_forward+0x2a0/0x2a0
[  842.481685]  ? hrtimer_start_range_ns+0x6c4/0xe00
[  842.486533]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  842.492078]  __handle_mm_fault+0x3ea0/0x5be0
[  842.496499]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  842.501347]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  842.506452]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  842.511555]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  842.516147]  ? trace_hardirqs_on+0xbd/0x310
[  842.520472]  ? kasan_check_read+0x11/0x20
[  842.524625]  ? __free_object+0x173/0x340
[  842.528699]  ? zap_class+0x640/0x640
[  842.532412]  ? zap_class+0x640/0x640
[  842.536122]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  842.541317]  ? find_held_lock+0x36/0x1c0
[  842.545392]  ? handle_mm_fault+0x42a/0xc70
[  842.549630]  ? lock_downgrade+0x900/0x900
[  842.553781]  ? check_preemption_disabled+0x48/0x280
[  842.558800]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  842.563730]  ? kasan_check_read+0x11/0x20
[  842.567879]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  842.573159]  ? rcu_softirq_qs+0x20/0x20
[  842.577133]  ? trace_hardirqs_off_caller+0x310/0x310
[  842.582237]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  842.587777]  ? check_preemption_disabled+0x48/0x280
[  842.592804]  handle_mm_fault+0x54f/0xc70
[  842.596874]  ? __handle_mm_fault+0x5be0/0x5be0
[  842.601462]  ? find_vma+0x34/0x190
[  842.605006]  __do_page_fault+0x5e8/0xe60
[  842.609066]  ? trace_hardirqs_off+0xb8/0x310
[  842.613488]  do_page_fault+0xf2/0x7e0
[  842.617288]  ? vmalloc_sync_all+0x30/0x30
[  842.621436]  ? error_entry+0x70/0xd0
[  842.625154]  ? trace_hardirqs_off_caller+0xbb/0x310
[  842.630176]  ? trace_hardirqs_on_caller+0xc0/0x310
[  842.635136]  ? syscall_return_slowpath+0x5e0/0x5e0
[  842.640076]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  842.644920]  ? trace_hardirqs_on_caller+0x310/0x310
[  842.649970]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  842.655439]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  842.660457]  ? prepare_exit_to_usermode+0x291/0x3b0
[  842.665471]  ? page_fault+0x8/0x30
[  842.669012]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  842.673887]  ? page_fault+0x8/0x30
[  842.677428]  page_fault+0x1e/0x30
[  842.680881] RIP: 0033:0x7f379df38e40
[  842.684623] Code: Bad RIP value.
[  842.687985] RSP: 002b:00007fff016452d8 EFLAGS: 00010246
[  842.693363] RAX: 0000000000000000 RBX: 00007fff01645400 RCX: 00007f379df38e40
[  842.700635] RDX: 0000000000000000 RSI: 00007fff01645480 RDI: 00007fff01645480
[  842.707904] RBP: 00007fff01645380 R08: 00007fff016452e0 R09: 0000000000000000
[  842.715170] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  842.722434] R13: 00007fff016455e0 R14: 0000000000000000 R15: 0000000000000000
[  842.729727] warn_alloc_show_mem: 1 callbacks suppressed
[  842.729739] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  842.729741] Mem-Info:
[  842.729802] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  842.729802]  active_file:8 inactive_file:18 isolated_file:0
[  842.729802]  unevictable:0 dirty:0 writeback:0 unstable:0
[  842.729802]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  842.729802]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  842.729802]  free:13785 free_pcp:451 free_cma:0
[  842.735141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  842.742503] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  842.744899] Call Trace:
[  842.777853] 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
[  842.787201]  <IRQ>
[  842.815030] lowmem_reserve[]: 0 2818 6321 6321
[  842.817624]  dump_stack+0x244/0x39d
[  842.843704] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  842.845848]  ? dump_stack_print_info.cold.1+0x20/0x20
[  842.850400] lowmem_reserve[]: 0 0 3503 3503
[  842.854033]  warn_alloc.cold.116+0xb7/0x1bd
[  842.881324] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  842.886509]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  842.890801] lowmem_reserve[]: 0 0 0 0
[  842.895119]  ? lock_downgrade+0x900/0x900
[  842.924328] 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
[  842.929173]  ? trace_hardirqs_off+0xb8/0x310
[  842.932945] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  842.937090]  ? trace_hardirqs_off+0xb8/0x310
[  842.950597] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  842.955013]  __alloc_pages_slowpath+0x26e8/0x2e10
[  842.970160] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  842.974597]  ? warn_alloc+0x120/0x120
[  842.989109] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  842.989118] 3988 total pagecache pages
[  842.993954]  ? warn_alloc+0x120/0x120
[  843.002769] 0 pages in swap cache
[  843.006556]  ? check_preemption_disabled+0x48/0x280
[  843.015108] Swap cache stats: add 0, delete 0, find 0/0
[  843.018983]  ? warn_alloc+0x120/0x120
[  843.022760] Free swap  = 0kB
[  843.026205]  ? print_usage_bug+0xc0/0xc0
[  843.031195] Total swap = 0kB
[  843.036560]  ? print_usage_bug+0xc0/0xc0
[  843.040337] 1965979 pages RAM
[  843.043351]  ? zap_class+0x640/0x640
[  843.047387] 0 pages HighMem/MovableOnly
[  843.050401]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  843.054431] 342853 pages reserved
[  843.057532]  ? should_fail+0x22d/0xd01
[  843.061220] 0 pages cma reserved
[  843.065188]  ? get_stack_info+0x37/0x142
[  843.070756] aoe: skb alloc failure
[  843.074141]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  843.078075] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  843.081378]  ? __lock_acquire+0x62f/0x4c20
[  843.085449] cron cpuset=/ mems_allowed=0
[  843.089001]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  843.117227]  ? __lock_acquire+0x62f/0x4c20
[  843.121465]  ? should_fail+0x22d/0xd01
[  843.125364]  ? mark_held_locks+0x130/0x130
[  843.129653]  ? mark_held_locks+0x130/0x130
[  843.133890]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  843.139169]  ? rcu_softirq_qs+0x20/0x20
[  843.143145]  ? rcu_softirq_qs+0x20/0x20
[  843.147133]  ? unwind_dump+0x190/0x190
[  843.151049]  ? zap_class+0x640/0x640
[  843.154778]  ? print_usage_bug+0xc0/0xc0
[  843.158844]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  843.164386]  ? check_preemption_disabled+0x48/0x280
[  843.169417]  ? __lock_is_held+0xb5/0x140
[  843.173484]  __alloc_pages_nodemask+0xa80/0xde0
[  843.178162]  ? zap_class+0x640/0x640
[  843.181885]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  843.186914]  ? find_held_lock+0x36/0x1c0
[  843.190985]  ? ____cache_alloc_node+0x1c7/0x1e0
[  843.195658]  ? lock_downgrade+0x900/0x900
[  843.199820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  843.205364]  cache_grow_begin+0xa5/0x8c0
[  843.209424]  ? do_raw_spin_unlock+0xa7/0x330
[  843.213840]  fallback_alloc+0x204/0x2e0
[  843.217822]  ____cache_alloc_node+0x1c7/0x1e0
[  843.222322]  kmem_cache_alloc_node+0xe3/0x730
[  843.226818]  ? pskb_put+0xb0/0xb0
[  843.230279]  __alloc_skb+0x119/0x770
[  843.234000]  ? netdev_alloc_frag+0x1f0/0x1f0
[  843.238412]  ? atomic_notifier_call_chain+0xc6/0x190
[  843.243544]  ? lock_downgrade+0x900/0x900
[  843.247695]  ? check_preemption_disabled+0x48/0x280
[  843.252716]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  843.257646]  ? kasan_check_read+0x11/0x20
[  843.261791]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  843.267065]  ? rcu_softirq_qs+0x20/0x20
[  843.271045]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  843.275454]  ? do_raw_write_trylock+0x270/0x270
[  843.280147]  __neigh_notify+0x8c/0x160
[  843.284043]  neigh_timer_handler+0x6cb/0xdf0
[  843.288457]  ? neigh_periodic_work+0xc60/0xc60
[  843.293045]  ? __lock_is_held+0xb5/0x140
[  843.297119]  call_timer_fn+0x272/0x920
[  843.301005]  ? neigh_periodic_work+0xc60/0xc60
[  843.305601]  ? process_timeout+0x40/0x40
[  843.309670]  ? __run_timers+0x7da/0xc70
[  843.313648]  ? _raw_spin_unlock_irq+0x27/0x80
[  843.318140]  ? _raw_spin_unlock_irq+0x27/0x80
[  843.322633]  ? neigh_periodic_work+0xc60/0xc60
[  843.327216]  ? lockdep_hardirqs_on+0x296/0x5b0
[  843.331800]  ? trace_hardirqs_on+0xbd/0x310
[  843.336127]  ? kasan_check_read+0x11/0x20
[  843.340279]  ? __run_timers+0x7da/0xc70
[  843.344253]  ? trace_hardirqs_off_caller+0x310/0x310
[  843.349362]  ? neigh_periodic_work+0xc60/0xc60
[  843.353950]  ? neigh_periodic_work+0xc60/0xc60
[  843.358529]  __run_timers+0x7e5/0xc70
[  843.362344]  ? timer_fixup_init+0x70/0x70
[  843.366497]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  843.371513]  ? zap_class+0x640/0x640
[  843.375230]  ? enqueue_hrtimer+0x1a5/0x560
[  843.379486]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  843.384684]  ? find_held_lock+0x36/0x1c0
[  843.388754]  ? zap_class+0x640/0x640
[  843.392473]  ? pvclock_read_flags+0x160/0x160
[  843.396971]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  843.402510]  ? check_preemption_disabled+0x48/0x280
[  843.407537]  ? __lock_is_held+0xb5/0x140
[  843.411609]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  843.417148]  ? check_preemption_disabled+0x48/0x280
[  843.422168]  run_timer_softirq+0x52/0xb0
[  843.426230]  ? rcu_read_lock_sched_held+0x14f/0x180
[  843.431246]  __do_softirq+0x308/0xb7e
[  843.435055]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  843.439548]  ? lock_downgrade+0x900/0x900
[  843.443709]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  843.448819]  ? pvclock_read_flags+0x160/0x160
[  843.453319]  ? lapic_next_event+0x5a/0x90
[  843.457474]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  843.463025]  ? kvm_clock_read+0x18/0x30
[  843.467000]  ? kvm_sched_clock_read+0x9/0x20
[  843.471410]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  843.476949]  ? check_preemption_disabled+0x48/0x280
[  843.481981]  irq_exit+0x17f/0x1c0
[  843.485436]  smp_apic_timer_interrupt+0x1cb/0x760
[  843.490281]  ? smp_reschedule_interrupt+0x109/0x650
[  843.495316]  ? smp_call_function_single_interrupt+0x650/0x650
[  843.501201]  ? interrupt_entry+0xb5/0xc0
[  843.505264]  ? trace_hardirqs_off_caller+0xbb/0x310
[  843.510280]  ? trace_hardirqs_off_caller+0xbb/0x310
[  843.515298]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  843.520142]  ? trace_hardirqs_on_caller+0x310/0x310
[  843.525162]  ? trace_hardirqs_on_caller+0x310/0x310
[  843.530180]  ? task_prio+0x50/0x50
[  843.533728]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  843.539270]  ? check_preemption_disabled+0x48/0x280
[  843.544292]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  843.549154]  apic_timer_interrupt+0xf/0x20
[  843.553395]  </IRQ>
[  843.555641] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  843.560573] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  843.579496] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  843.587200] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  843.594467] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  843.601735] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  843.609001] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  843.616271] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  843.623597]  skb_clone+0x1bb/0x500
[  843.627144]  ? skb_split+0x11e0/0x11e0
[  843.631040]  ? check_preemption_disabled+0x48/0x280
[  843.636073]  ? __this_cpu_preempt_check+0x1c/0x20
[  843.640918]  ? __bpf_redirect+0x54b/0xb20
[  843.645072]  bpf_clone_redirect+0xb9/0x490
[  843.649320]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  843.654339]  ? __sched_text_start+0x8/0x8
[  843.658493]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  843.663260]  ? find_held_lock+0x36/0x1c0
[  843.667341]  ? lock_acquire+0x1ed/0x520
[  843.671315]  ? bpf_test_run+0x3cb/0x780
[  843.675289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  843.680833]  ? check_preemption_disabled+0x48/0x280
[  843.685854]  ? kasan_check_read+0x11/0x20
[  843.690002]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  843.695281]  ? rcu_softirq_qs+0x20/0x20
[  843.699257]  ? preempt_schedule+0x4d/0x60
[  843.703408]  ? ___preempt_schedule+0x16/0x18
[  843.707823]  ? bpf_test_run+0x25d/0x780
[  843.711814]  ? netlink_diag_dump+0x2a0/0x2a0
[  843.716224]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  843.721764]  ? bpf_test_init.isra.10+0x70/0x100
[  843.726441]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  843.731211]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  843.736052]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  843.741603]  ? fput+0x130/0x1a0
[  843.744891]  ? __bpf_prog_get+0x9b/0x290
[  843.748957]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  843.753799]  ? bpf_prog_test_run+0x130/0x1a0
[  843.758222]  ? __x64_sys_bpf+0x3db/0x520
[  843.762286]  ? bpf_prog_get+0x20/0x20
[  843.766113]  ? do_syscall_64+0x1b9/0x820
[  843.770172]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  843.775541]  ? syscall_return_slowpath+0x5e0/0x5e0
[  843.780475]  ? trace_hardirqs_on_caller+0x310/0x310
[  843.785491]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  843.790510]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  843.797175]  ? __switch_to_asm+0x40/0x70
[  843.801237]  ? __switch_to_asm+0x34/0x70
[  843.805303]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  843.810251]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  843.815643] CPU: 1 PID: 5951 Comm: cron Not tainted 4.20.0-rc1+ #152
[  843.815895] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  843.822141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  843.832621] syz-executor5 cpuset=syz5 mems_allowed=0
[  843.841964] Call Trace:
[  843.849620]  <IRQ>
[  843.851789]  dump_stack+0x244/0x39d
[  843.855421]  ? dump_stack_print_info.cold.1+0x20/0x20
[  843.860627]  warn_alloc.cold.116+0xb7/0x1bd
[  843.864952]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  843.869805]  ? lock_downgrade+0x900/0x900
[  843.873966]  ? trace_hardirqs_off+0xb8/0x310
[  843.878381]  ? trace_hardirqs_off+0xb8/0x310
[  843.882805]  __alloc_pages_slowpath+0x26e8/0x2e10
[  843.887681]  ? warn_alloc+0x120/0x120
[  843.891489]  ? warn_alloc+0x120/0x120
[  843.895295]  ? warn_alloc+0x120/0x120
[  843.899108]  ? print_usage_bug+0xc0/0xc0
[  843.903175]  ? print_usage_bug+0xc0/0xc0
[  843.907236]  ? ktime_get+0x2c1/0x400
[  843.910958]  ? check_preemption_disabled+0x48/0x280
[  843.915973]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  843.920470]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  843.926007]  ? should_fail+0x22d/0xd01
[  843.929897]  ? kasan_check_read+0x11/0x20
[  843.934048]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  843.939153]  ? __lock_acquire+0x62f/0x4c20
[  843.943395]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  843.948498]  ? should_fail+0x22d/0xd01
[  843.952386]  ? print_usage_bug+0xc0/0xc0
[  843.956458]  ? mark_held_locks+0x130/0x130
[  843.960711]  ? mark_held_locks+0x130/0x130
[  843.964954]  ? check_preemption_disabled+0x48/0x280
[  843.969980]  ? zap_class+0x640/0x640
[  843.973704]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  843.978470]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  843.984011]  ? check_preemption_disabled+0x48/0x280
[  843.989041]  ? __lock_is_held+0xb5/0x140
[  843.993113]  __alloc_pages_nodemask+0xa80/0xde0
[  843.997784]  ? zap_class+0x640/0x640
[  844.001504]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  844.006534]  ? find_held_lock+0x36/0x1c0
[  844.010613]  ? ____cache_alloc_node+0x1c7/0x1e0
[  844.015289]  ? lock_downgrade+0x900/0x900
[  844.019445]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  844.024995]  cache_grow_begin+0xa5/0x8c0
[  844.029055]  ? do_raw_spin_unlock+0xa7/0x330
[  844.033471]  fallback_alloc+0x204/0x2e0
[  844.037460]  ____cache_alloc_node+0x1c7/0x1e0
[  844.041964]  kmem_cache_alloc_node+0xe3/0x730
[  844.046461]  ? lockdep_hardirqs_on+0x296/0x5b0
[  844.051056]  __alloc_skb+0x119/0x770
[  844.054774]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  844.060146]  ? netdev_alloc_frag+0x1f0/0x1f0
[  844.064565]  ? vprintk_default+0x28/0x30
[  844.068637]  ? vprintk_func+0x85/0x181
[  844.072528]  ? printk+0xa7/0xcf
[  844.075806]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  844.080564]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  844.085684]  new_skb+0x26/0x1c0
[  844.088964]  aoecmd_cfg+0x279/0x7f0
[  844.092601]  ? find_held_lock+0x36/0x1c0
[  844.096666]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  844.100999]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  844.106549]  ? __lock_is_held+0xb5/0x140
[  844.110644]  discover_timer+0x50/0x60
[  844.114448]  call_timer_fn+0x272/0x920
[  844.118340]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  844.123186]  ? process_timeout+0x40/0x40
[  844.127258]  ? mark_held_locks+0xc7/0x130
[  844.131411]  ? _raw_spin_unlock_irq+0x27/0x80
[  844.135904]  ? _raw_spin_unlock_irq+0x27/0x80
[  844.140402]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  844.145246]  ? lockdep_hardirqs_on+0x296/0x5b0
[  844.149832]  ? trace_hardirqs_on+0xbd/0x310
[  844.154152]  ? kasan_check_read+0x11/0x20
[  844.158299]  ? __run_timers+0x7da/0xc70
[  844.162273]  ? trace_hardirqs_off_caller+0x310/0x310
[  844.167392]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  844.172235]  __run_timers+0x7e5/0xc70
[  844.176050]  ? timer_fixup_init+0x70/0x70
[  844.180201]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  844.185217]  ? zap_class+0x640/0x640
[  844.188936]  ? print_usage_bug+0xc0/0xc0
[  844.192999]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  844.198197]  ? find_held_lock+0x36/0x1c0
[  844.202268]  ? zap_class+0x640/0x640
[  844.205987]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  844.211526]  ? check_preemption_disabled+0x48/0x280
[  844.216569]  ? __lock_is_held+0xb5/0x140
[  844.220641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  844.226185]  ? check_preemption_disabled+0x48/0x280
[  844.231206]  run_timer_softirq+0x52/0xb0
[  844.235270]  ? rcu_read_lock_sched_held+0x14f/0x180
[  844.240287]  __do_softirq+0x308/0xb7e
[  844.244095]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  844.248597]  ? lock_downgrade+0x900/0x900
[  844.252752]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  844.257952]  ? pvclock_read_flags+0x160/0x160
[  844.262537]  ? lapic_next_event+0x5a/0x90
[  844.266691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  844.272233]  ? kvm_clock_read+0x18/0x30
[  844.276210]  ? kvm_sched_clock_read+0x9/0x20
[  844.280630]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  844.286170]  ? check_preemption_disabled+0x48/0x280
[  844.291196]  irq_exit+0x17f/0x1c0
[  844.294654]  smp_apic_timer_interrupt+0x1cb/0x760
[  844.299496]  ? smp_reschedule_interrupt+0x109/0x650
[  844.304514]  ? smp_call_function_single_interrupt+0x650/0x650
[  844.310398]  ? interrupt_entry+0xb5/0xc0
[  844.314460]  ? trace_hardirqs_off_caller+0xbb/0x310
[  844.319476]  ? trace_hardirqs_off_caller+0xbb/0x310
[  844.324496]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  844.329343]  ? trace_hardirqs_on_caller+0x310/0x310
[  844.334359]  ? trace_hardirqs_on_caller+0x310/0x310
[  844.339375]  ? task_prio+0x50/0x50
[  844.342919]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  844.348458]  ? check_preemption_disabled+0x48/0x280
[  844.353481]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  844.358339]  apic_timer_interrupt+0xf/0x20
[  844.362568]  </IRQ>
[  844.364818] RIP: 0010:lock_is_held_type+0x74/0x210
[  844.369748] Code: 8b 83 7c 08 00 00 85 c0 0f 85 46 01 00 00 48 c7 c7 a8 fb 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 <0f> 85 6c 01 00 00 48 83 3d c6 20 f1 07 00 0f 84 2a 01 00 00 9c 58
[  844.388647] RSP: 0000:ffff8801c78d5fd0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  844.396355] RAX: dffffc0000000000 RBX: ffff8801c505c140 RCX: 0000000000000000
[  844.403626] RDX: 1ffffffff12a3f75 RSI: 00000000ffffffff RDI: ffffffff8951fba8
[  844.410891] RBP: ffff8801c78d5ff0 R08: ffff8801c505c140 R09: ffffed003b5e5b67
[  844.418161] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: 1ffff10038f1ac03
[  844.425430] R13: ffffffff8959b980 R14: 0000000000000000 R15: ffffffffffffffff
[  844.432740]  rcu_read_lock_held+0xa9/0xc0
[  844.436897]  list_lru_count_one+0x31a/0x450
[  844.441224]  ? list_lru_isolate_move+0x3c0/0x3c0
[  844.445978]  ? shmem_free_inode+0xd0/0xd0
[  844.450131]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  844.455673]  ? ubifs_shrink_count+0xc4/0x100
[  844.460089]  super_cache_count+0x153/0x2e0
[  844.464342]  do_shrink_slab+0x1b1/0xd30
[  844.468326]  ? lock_acquire+0x1ed/0x520
[  844.472305]  ? snapshot_refaults+0x290/0x290
[  844.476715]  ? lock_release+0xa00/0xa00
[  844.480711]  ? perf_trace_sched_process_exec+0x860/0x860
[  844.486174]  ? down_read_trylock+0xda/0x140
[  844.490495]  ? shrink_slab+0x207/0x8c0
[  844.494383]  ? downgrade_write+0x270/0x270
[  844.498634]  shrink_slab+0x389/0x8c0
[  844.502348]  ? shrink_active_list+0x1f00/0x1f00
[  844.507026]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  844.512664]  ? trace_hardirqs_on+0xbd/0x310
[  844.516988]  ? vmpressure+0x271/0x340
[  844.520793]  ? trace_hardirqs_off_caller+0x310/0x310
[  844.525904]  ? cgroup_procs_write_finish+0xf0/0xf0
[  844.530855]  shrink_node+0x431/0x16b0
[  844.534657]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  844.539961]  ? shrink_node_memcg+0x18f0/0x18f0
[  844.544542]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  844.549132]  ? trace_hardirqs_on+0xbd/0x310
[  844.553452]  ? vmpressure+0x271/0x340
[  844.557252]  ? do_raw_spin_unlock+0xa7/0x330
[  844.561663]  ? do_raw_spin_trylock+0x270/0x270
[  844.566252]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  844.571791]  ? __cpuset_node_allowed+0x19b/0x660
[  844.576553]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  844.582270]  ? vmpressure+0x1a2/0x340
[  844.586080]  do_try_to_free_pages+0x3e7/0x1290
[  844.590669]  ? zap_class+0x640/0x640
[  844.594401]  ? shrink_node+0x16b0/0x16b0
[  844.598563]  ? __lock_is_held+0xb5/0x140
[  844.602650]  try_to_free_pages+0x4d0/0xb90
[  844.606894]  ? do_try_to_free_pages+0x1290/0x1290
[  844.611754]  ? lock_acquire+0x1ed/0x520
[  844.615730]  ? set_page_refcounted+0x280/0x280
[  844.620322]  ? lock_release+0xa00/0xa00
[  844.624302]  ? _raw_spin_unlock_irq+0x60/0x80
[  844.628798]  ? psi_memstall_enter+0x240/0x2b0
[  844.633293]  ? psi_memstall_tick+0x230/0x230
[  844.637717]  __alloc_pages_slowpath+0xa14/0x2e10
[  844.642508]  ? warn_alloc+0x120/0x120
[  844.646337]  ? mark_held_locks+0x130/0x130
[  844.650586]  ? find_get_entry+0xaae/0x1120
[  844.654833]  ? filemap_map_pages+0x1a20/0x1a20
[  844.659419]  ? zap_class+0x640/0x640
[  844.663148]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  844.668691]  ? check_preemption_disabled+0x48/0x280
[  844.673719]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  844.679258]  ? should_fail+0x22d/0xd01
[  844.683151]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  844.688268]  ? zap_class+0x640/0x640
[  844.692022]  ? __lock_is_held+0xb5/0x140
[  844.696098]  ? mark_held_locks+0x130/0x130
[  844.700338]  ? lock_release+0xa00/0xa00
[  844.704325]  ? perf_trace_sched_process_exec+0x860/0x860
[  844.709778]  ? xa_load+0x2ba/0x460
[  844.713324]  ? lock_downgrade+0x900/0x900
[  844.717477]  ? __might_sleep+0x95/0x190
[  844.721458]  __alloc_pages_nodemask+0xa80/0xde0
[  844.726137]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  844.731158]  ? __page_cache_alloc+0x191/0x5c0
[  844.735658]  ? xa_load+0x2e1/0x460
[  844.739204]  ? xa_clear_mark+0x40/0x40
[  844.743108]  ? zap_class+0x640/0x640
[  844.746839]  ? zap_class+0x640/0x640
[  844.750556]  ? zap_class+0x640/0x640
[  844.754280]  ? __do_page_cache_readahead+0x663/0x810
[  844.759389]  ? find_held_lock+0x36/0x1c0
[  844.763456]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  844.769001]  alloc_pages_current+0x173/0x350
[  844.773416]  __page_cache_alloc+0x38c/0x5c0
[  844.777740]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  844.782674]  ? kasan_check_read+0x11/0x20
[  844.786819]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  844.792107]  ? generic_perform_write+0x6a0/0x6a0
[  844.796864]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  844.802406]  ? check_preemption_disabled+0x48/0x280
[  844.807433]  filemap_fault+0x1595/0x25f0
[  844.811516]  ? __lock_page_or_retry+0xa00/0xa00
[  844.816211]  ? mark_held_locks+0x130/0x130
[  844.820474]  ? filemap_map_pages+0xd6b/0x1a20
[  844.824976]  ? lock_downgrade+0x900/0x900
[  844.829126]  ? check_preemption_disabled+0x48/0x280
[  844.834157]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  844.839086]  ? kasan_check_read+0x11/0x20
[  844.843239]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  844.848524]  ? rcu_softirq_qs+0x20/0x20
[  844.852516]  ? filemap_map_pages+0xd92/0x1a20
[  844.857030]  ? find_get_entries_tag+0x1400/0x1400
[  844.861898]  ? lock_acquire+0x1ed/0x520
[  844.865872]  ? ext4_filemap_fault+0x7a/0xad
[  844.870204]  ? lock_release+0xa00/0xa00
[  844.874175]  ? perf_trace_sched_process_exec+0x860/0x860
[  844.879626]  ? mark_held_locks+0x130/0x130
[  844.883868]  ? print_usage_bug+0xc0/0xc0
[  844.887929]  ? print_usage_bug+0xc0/0xc0
[  844.892005]  ? down_read+0x8d/0x120
[  844.895643]  ? ext4_filemap_fault+0x7a/0xad
[  844.899970]  ? __down_interruptible+0x700/0x700
[  844.904653]  ext4_filemap_fault+0x82/0xad
[  844.908808]  __do_fault+0x100/0x6b0
[  844.912440]  ? pmd_devmap_trans_unstable+0x220/0x220
[  844.917550]  ? mark_held_locks+0x130/0x130
[  844.921793]  ? mark_held_locks+0x130/0x130
[  844.926036]  ? hrtimer_forward+0x2a0/0x2a0
[  844.930270]  ? hrtimer_start_range_ns+0x6c4/0xe00
[  844.935120]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  844.940664]  __handle_mm_fault+0x3ea0/0x5be0
[  844.945084]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  844.949931]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  844.955037]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  844.960147]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  844.964737]  ? trace_hardirqs_on+0xbd/0x310
[  844.969060]  ? kasan_check_read+0x11/0x20
[  844.973217]  ? __free_object+0x173/0x340
[  844.977291]  ? zap_class+0x640/0x640
[  844.981003]  ? zap_class+0x640/0x640
[  844.984718]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  844.989828]  ? find_held_lock+0x36/0x1c0
[  844.993900]  ? handle_mm_fault+0x42a/0xc70
[  844.998138]  ? lock_downgrade+0x900/0x900
[  845.002288]  ? check_preemption_disabled+0x48/0x280
[  845.007314]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  845.012243]  ? kasan_check_read+0x11/0x20
[  845.016388]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  845.021667]  ? rcu_softirq_qs+0x20/0x20
[  845.025641]  ? trace_hardirqs_off_caller+0x310/0x310
[  845.030744]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  845.036286]  ? check_preemption_disabled+0x48/0x280
[  845.041312]  handle_mm_fault+0x54f/0xc70
[  845.045380]  ? __handle_mm_fault+0x5be0/0x5be0
[  845.049970]  ? find_vma+0x34/0x190
[  845.053515]  __do_page_fault+0x5e8/0xe60
[  845.057577]  ? trace_hardirqs_off+0xb8/0x310
[  845.062015]  do_page_fault+0xf2/0x7e0
[  845.065818]  ? vmalloc_sync_all+0x30/0x30
[  845.069966]  ? error_entry+0x70/0xd0
[  845.073689]  ? trace_hardirqs_off_caller+0xbb/0x310
[  845.078703]  ? trace_hardirqs_on_caller+0xc0/0x310
[  845.083632]  ? syscall_return_slowpath+0x5e0/0x5e0
[  845.088563]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  845.093415]  ? trace_hardirqs_on_caller+0x310/0x310
[  845.098431]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  845.103882]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  845.108899]  ? prepare_exit_to_usermode+0x291/0x3b0
[  845.113915]  ? page_fault+0x8/0x30
[  845.117954]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  845.122803]  ? page_fault+0x8/0x30
[  845.126343]  page_fault+0x1e/0x30
[  845.129798] RIP: 0033:0x7f379df38e40
[  845.133524] Code: Bad RIP value.
[  845.136882] RSP: 002b:00007fff016452d8 EFLAGS: 00010246
[  845.142240] RAX: 0000000000000000 RBX: 00007fff01645400 RCX: 00007f379df38e40
[  845.149509] RDX: 0000000000000000 RSI: 00007fff01645480 RDI: 00007fff01645480
[  845.157146] RBP: 00007fff01645380 R08: 00007fff016452e0 R09: 0000000000000000
[  845.164412] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  845.171683] R13: 00007fff016455e0 R14: 0000000000000000 R15: 0000000000000000
[  845.178971] warn_alloc_show_mem: 1 callbacks suppressed
[  845.178983] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  845.178985] Mem-Info:
[  845.179018] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  845.179018]  active_file:8 inactive_file:18 isolated_file:0
[  845.179018]  unevictable:0 dirty:0 writeback:0 unstable:0
[  845.179018]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  845.179018]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  845.179018]  free:13785 free_pcp:451 free_cma:0
[  845.184357] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  845.191721] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  845.194123] Call Trace:
[  845.227071] 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
[  845.236411]  <IRQ>
[  845.264235] lowmem_reserve[]: 0 2818 6321 6321
[  845.266835]  dump_stack+0x244/0x39d
[  845.292914] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  845.295063]  ? dump_stack_print_info.cold.1+0x20/0x20
[  845.299614] lowmem_reserve[]: 0 0 3503 3503
[  845.303242]  warn_alloc.cold.116+0xb7/0x1bd
[  845.330532] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  845.335720]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  845.340010] lowmem_reserve[]: 0 0 0 0
[  845.344325]  ? lock_downgrade+0x900/0x900
[  845.373538] 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
[  845.378388]  ? trace_hardirqs_off+0xb8/0x310
[  845.382158] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  845.386302]  ? trace_hardirqs_off+0xb8/0x310
[  845.399797] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  845.404206]  __alloc_pages_slowpath+0x26e8/0x2e10
[  845.419358] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  845.423785]  ? warn_alloc+0x120/0x120
[  845.438303] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  845.438312] 3988 total pagecache pages
[  845.443155]  ? warn_alloc+0x120/0x120
[  845.451964] 0 pages in swap cache
[  845.455751]  ? warn_alloc+0x120/0x120
[  845.464300] Swap cache stats: add 0, delete 0, find 0/0
[  845.464309] Free swap  = 0kB
[  845.468191]  ? print_usage_bug+0xc0/0xc0
[  845.471965] Total swap = 0kB
[  845.475413]  ? print_usage_bug+0xc0/0xc0
[  845.479186] 1965979 pages RAM
[  845.484544]  ? print_usage_bug+0xc0/0xc0
[  845.487535] 0 pages HighMem/MovableOnly
[  845.491606]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  845.494604] 342853 pages reserved
[  845.498660]  ? should_fail+0x22d/0xd01
[  845.501766] 0 pages cma reserved
[  845.501837] aoe: skb alloc failure
[  845.505830]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  845.505848]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  845.505877]  ? __lock_acquire+0x62f/0x4c20
[  845.509862] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  845.515362]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  845.518809] cron cpuset=/ mems_allowed=0
[  845.522693]  ? should_fail+0x22d/0xd01
[  845.566509]  ? print_usage_bug+0xc0/0xc0
[  845.570598]  ? mark_held_locks+0x130/0x130
[  845.574841]  ? mark_held_locks+0x130/0x130
[  845.579090]  ? zap_class+0x640/0x640
[  845.582807]  ? zap_class+0x640/0x640
[  845.586518]  ? zap_class+0x640/0x640
[  845.590236]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  845.595790]  ? check_preemption_disabled+0x48/0x280
[  845.600828]  ? __lock_is_held+0xb5/0x140
[  845.604901]  __alloc_pages_nodemask+0xa80/0xde0
[  845.609569]  ? zap_class+0x640/0x640
[  845.613299]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  845.618342]  ? find_held_lock+0x36/0x1c0
[  845.622418]  ? ____cache_alloc_node+0x1c7/0x1e0
[  845.627088]  ? lock_downgrade+0x900/0x900
[  845.631249]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  845.636791]  cache_grow_begin+0xa5/0x8c0
[  845.640850]  ? do_raw_spin_unlock+0xa7/0x330
[  845.645265]  fallback_alloc+0x204/0x2e0
[  845.649247]  ____cache_alloc_node+0x1c7/0x1e0
[  845.653747]  kmem_cache_alloc_node+0xe3/0x730
[  845.658243]  ? trace_hardirqs_on+0xbd/0x310
[  845.662569]  ? kasan_check_read+0x11/0x20
[  845.666747]  __alloc_skb+0x119/0x770
[  845.670465]  ? mark_held_locks+0xc7/0x130
[  845.674626]  ? netdev_alloc_frag+0x1f0/0x1f0
[  845.679044]  ? mark_held_locks+0x130/0x130
[  845.683277]  ? call_rcu+0xb/0x10
[  845.686648]  ? zap_class+0x640/0x640
[  845.690372]  ? check_preemption_disabled+0x48/0x280
[  845.695394]  ? get_stack_info+0x37/0x142
[  845.699484]  ? get_stack_info+0x37/0x142
[  845.703554]  alloc_skb_with_frags+0x133/0x7d0
[  845.708064]  ? find_held_lock+0x36/0x1c0
[  845.712138]  ? skb_complete_wifi_ack+0x1e0/0x1e0
[  845.716936]  ? lock_downgrade+0x900/0x900
[  845.721086]  ? check_preemption_disabled+0x48/0x280
[  845.726112]  sock_alloc_send_pskb+0x87a/0xaf0
[  845.730625]  ? rcu_softirq_qs+0x20/0x20
[  845.734609]  ? unwind_dump+0x190/0x190
[  845.738505]  ? sock_wmalloc+0x1f0/0x1f0
[  845.742486]  ? kernel_text_address+0x79/0xf0
[  845.746908]  ? __kernel_text_address+0xd/0x40
[  845.751404]  ? unwind_get_return_address+0x61/0xa0
[  845.756342]  ? __save_stack_trace+0x8d/0xf0
[  845.760682]  ? save_stack+0xa9/0xd0
[  845.764313]  ? save_stack+0x43/0xd0
[  845.767956]  ? kasan_kmalloc+0xc7/0xe0
[  845.771848]  ? kmem_cache_alloc_trace+0x152/0x750
[  845.776693]  ? ip_setup_cork+0x6b9/0x8a0
[  845.780752]  ? ip_append_data.part.49+0x13c/0x170
[  845.785604]  ? ip_append_data+0x6d/0x90
[  845.789599]  sock_alloc_send_skb+0x32/0x40
[  845.793840]  __ip_append_data.isra.48+0x15b8/0x29b0
[  845.798866]  ? icmp_push_reply+0x540/0x540
[  845.803112]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  845.808656]  ? ip_generic_getfrag+0x2e0/0x2e0
[  845.813156]  ? __lock_is_held+0xb5/0x140
[  845.817220]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  845.822754]  ? ipv4_mtu+0x39f/0x590
[  845.826383]  ? rt_acct_proc_show+0x370/0x370
[  845.830796]  ? ip_setup_cork+0x6b9/0x8a0
[  845.834859]  ? rcu_read_lock_sched_held+0x14f/0x180
[  845.839880]  ? kmem_cache_alloc_trace+0x353/0x750
[  845.844729]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  845.850272]  ? refcount_sub_and_test_checked+0x203/0x310
[  845.855745]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  845.861289]  ip_append_data.part.49+0xef/0x170
[  845.865874]  ? icmp_push_reply+0x540/0x540
[  845.870112]  ip_append_data+0x6d/0x90
[  845.873917]  ? icmp_push_reply+0x540/0x540
[  845.878170]  icmp_push_reply+0x18e/0x540
[  845.882241]  icmp_send+0x1544/0x1bd0
[  845.885954]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  845.891503]  ? icmp_route_lookup.constprop.23+0x1900/0x1900
[  845.897217]  ? zap_class+0x640/0x640
[  845.900965]  ? lock_downgrade+0x900/0x900
[  845.905117]  ? lock_acquire+0x1ed/0x520
[  845.909093]  ? neigh_timer_handler+0xa0/0xdf0
[  845.913604]  ? refcount_sub_and_test_checked+0x203/0x310
[  845.919056]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  845.923467]  ipv4_link_failure+0x2c/0x220
[  845.927635]  ? ipv4_link_failure+0x2c/0x220
[  845.931954]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  845.936366]  arp_error_report+0xd1/0x1c0
[  845.940434]  neigh_invalidate+0x246/0x550
[  845.944601]  neigh_timer_handler+0xb07/0xdf0
[  845.949020]  ? neigh_periodic_work+0xc60/0xc60
[  845.953625]  ? __lock_is_held+0xb5/0x140
[  845.957718]  call_timer_fn+0x272/0x920
[  845.961614]  ? neigh_periodic_work+0xc60/0xc60
[  845.966199]  ? process_timeout+0x40/0x40
[  845.970270]  ? __run_timers+0x7da/0xc70
[  845.974246]  ? _raw_spin_unlock_irq+0x27/0x80
[  845.978739]  ? _raw_spin_unlock_irq+0x27/0x80
[  845.983233]  ? neigh_periodic_work+0xc60/0xc60
[  845.988266]  ? lockdep_hardirqs_on+0x296/0x5b0
[  845.992851]  ? trace_hardirqs_on+0xbd/0x310
[  845.997175]  ? kasan_check_read+0x11/0x20
[  846.018083]  ? __run_timers+0x7da/0xc70
[  846.022062]  ? trace_hardirqs_off_caller+0x310/0x310
[  846.027170]  ? neigh_periodic_work+0xc60/0xc60
[  846.031756]  ? neigh_periodic_work+0xc60/0xc60
[  846.036343]  __run_timers+0x7e5/0xc70
[  846.040161]  ? timer_fixup_init+0x70/0x70
[  846.044316]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  846.049336]  ? zap_class+0x640/0x640
[  846.053061]  ? enqueue_hrtimer+0x1a5/0x560
[  846.057299]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  846.062502]  ? find_held_lock+0x36/0x1c0
[  846.066577]  ? zap_class+0x640/0x640
[  846.070310]  ? pvclock_read_flags+0x160/0x160
[  846.074812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  846.080352]  ? check_preemption_disabled+0x48/0x280
[  846.085382]  ? __lock_is_held+0xb5/0x140
[  846.089444]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  846.094986]  ? check_preemption_disabled+0x48/0x280
[  846.100096]  run_timer_softirq+0x52/0xb0
[  846.104163]  ? rcu_read_lock_sched_held+0x14f/0x180
[  846.109183]  __do_softirq+0x308/0xb7e
[  846.112987]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  846.117486]  ? lock_downgrade+0x900/0x900
[  846.121643]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  846.126753]  ? pvclock_read_flags+0x160/0x160
[  846.131251]  ? lapic_next_event+0x5a/0x90
[  846.135451]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  846.140993]  ? kvm_clock_read+0x18/0x30
[  846.144971]  ? kvm_sched_clock_read+0x9/0x20
[  846.149381]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  846.154924]  ? check_preemption_disabled+0x48/0x280
[  846.159966]  irq_exit+0x17f/0x1c0
[  846.163423]  smp_apic_timer_interrupt+0x1cb/0x760
[  846.168269]  ? smp_reschedule_interrupt+0x109/0x650
[  846.173289]  ? smp_call_function_single_interrupt+0x650/0x650
[  846.179176]  ? interrupt_entry+0xb5/0xc0
[  846.183239]  ? trace_hardirqs_off_caller+0xbb/0x310
[  846.188258]  ? trace_hardirqs_off_caller+0xbb/0x310
[  846.193276]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  846.198124]  ? trace_hardirqs_on_caller+0x310/0x310
[  846.203151]  ? trace_hardirqs_on_caller+0x310/0x310
[  846.208171]  ? task_prio+0x50/0x50
[  846.211723]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  846.217264]  ? check_preemption_disabled+0x48/0x280
[  846.222287]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  846.227140]  apic_timer_interrupt+0xf/0x20
[  846.231370]  </IRQ>
[  846.233625] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  846.238557] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  846.257473] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  846.265183] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  846.272455] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  846.279720] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  846.286988] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  846.294255] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  846.301571]  skb_clone+0x1bb/0x500
[  846.305130]  ? skb_split+0x11e0/0x11e0
[  846.309022]  ? check_preemption_disabled+0x48/0x280
[  846.314042]  ? __this_cpu_preempt_check+0x1c/0x20
[  846.318883]  ? __bpf_redirect+0x54b/0xb20
[  846.323041]  bpf_clone_redirect+0xb9/0x490
[  846.327288]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  846.332307]  ? __sched_text_start+0x8/0x8
[  846.336459]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  846.341230]  ? find_held_lock+0x36/0x1c0
[  846.345305]  ? lock_acquire+0x1ed/0x520
[  846.349285]  ? bpf_test_run+0x3cb/0x780
[  846.353261]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  846.358806]  ? check_preemption_disabled+0x48/0x280
[  846.363828]  ? kasan_check_read+0x11/0x20
[  846.367974]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  846.373254]  ? rcu_softirq_qs+0x20/0x20
[  846.377230]  ? preempt_schedule+0x4d/0x60
[  846.381380]  ? ___preempt_schedule+0x16/0x18
[  846.385801]  ? bpf_test_run+0x25d/0x780
[  846.389790]  ? netlink_diag_dump+0x2a0/0x2a0
[  846.394218]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  846.399761]  ? bpf_test_init.isra.10+0x70/0x100
[  846.404438]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  846.409220]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  846.414067]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  846.419619]  ? fput+0x130/0x1a0
[  846.422903]  ? __bpf_prog_get+0x9b/0x290
[  846.426967]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  846.431808]  ? bpf_prog_test_run+0x130/0x1a0
[  846.436220]  ? __x64_sys_bpf+0x3db/0x520
[  846.440280]  ? bpf_prog_get+0x20/0x20
[  846.444106]  ? do_syscall_64+0x1b9/0x820
[  846.448168]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  846.453532]  ? syscall_return_slowpath+0x5e0/0x5e0
[  846.458468]  ? trace_hardirqs_on_caller+0x310/0x310
[  846.463488]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  846.468512]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  846.475177]  ? __switch_to_asm+0x40/0x70
[  846.479237]  ? __switch_to_asm+0x34/0x70
[  846.483302]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  846.488156]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  846.493565] CPU: 1 PID: 5951 Comm: cron Not tainted 4.20.0-rc1+ #152
[  846.493745] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  846.500073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  846.510542] syz-executor5 cpuset=syz5 mems_allowed=0
[  846.519887] Call Trace:
[  846.527543]  <IRQ>
[  846.529703]  dump_stack+0x244/0x39d
[  846.533335]  ? dump_stack_print_info.cold.1+0x20/0x20
[  846.538544]  warn_alloc.cold.116+0xb7/0x1bd
[  846.542882]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  846.547728]  ? lock_downgrade+0x900/0x900
[  846.551890]  ? trace_hardirqs_off+0xb8/0x310
[  846.556310]  ? trace_hardirqs_off+0xb8/0x310
[  846.560727]  __alloc_pages_slowpath+0x26e8/0x2e10
[  846.565610]  ? warn_alloc+0x120/0x120
[  846.569420]  ? warn_alloc+0x120/0x120
[  846.573227]  ? __lock_acquire+0x62f/0x4c20
[  846.577464]  ? warn_alloc+0x120/0x120
[  846.581269]  ? print_usage_bug+0xc0/0xc0
[  846.585336]  ? print_usage_bug+0xc0/0xc0
[  846.589399]  ? mark_held_locks+0x130/0x130
[  846.593640]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  846.599182]  ? should_fail+0x22d/0xd01
[  846.603067]  ? zap_class+0x640/0x640
[  846.606788]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  846.611892]  ? __lock_acquire+0x62f/0x4c20
[  846.616136]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  846.621249]  ? should_fail+0x22d/0xd01
[  846.625150]  ? mark_held_locks+0x130/0x130
[  846.629736]  ? mark_held_locks+0x130/0x130
[  846.633972]  ? lock_downgrade+0x900/0x900
[  846.638127]  ? zap_class+0x640/0x640
[  846.641839]  ? zap_class+0x640/0x640
[  846.645554]  ? zap_class+0x640/0x640
[  846.649276]  ? do_raw_spin_unlock+0xa7/0x330
[  846.653687]  ? trace_hardirqs_on+0x310/0x310
[  846.658104]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  846.663647]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  846.669188]  ? check_preemption_disabled+0x48/0x280
[  846.674214]  ? __lock_is_held+0xb5/0x140
[  846.678283]  __alloc_pages_nodemask+0xa80/0xde0
[  846.682952]  ? zap_class+0x640/0x640
[  846.686676]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  846.691706]  ? find_held_lock+0x36/0x1c0
[  846.695783]  ? ____cache_alloc_node+0x1c7/0x1e0
[  846.700453]  ? lock_downgrade+0x900/0x900
[  846.704624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  846.710172]  cache_grow_begin+0xa5/0x8c0
[  846.714243]  ? do_raw_spin_unlock+0xa7/0x330
[  846.718664]  fallback_alloc+0x204/0x2e0
[  846.722647]  ____cache_alloc_node+0x1c7/0x1e0
[  846.727160]  kmem_cache_alloc_node+0xe3/0x730
[  846.731662]  ? lockdep_hardirqs_on+0x296/0x5b0
[  846.736260]  __alloc_skb+0x119/0x770
[  846.739971]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  846.745342]  ? netdev_alloc_frag+0x1f0/0x1f0
[  846.749759]  ? vprintk_default+0x28/0x30
[  846.753823]  ? vprintk_func+0x85/0x181
[  846.757711]  ? printk+0xa7/0xcf
[  846.760992]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  846.765752]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  846.770869]  new_skb+0x26/0x1c0
[  846.774156]  aoecmd_cfg+0x279/0x7f0
[  846.777786]  ? find_held_lock+0x36/0x1c0
[  846.781849]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  846.786177]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  846.791730]  ? __lock_is_held+0xb5/0x140
[  846.795810]  discover_timer+0x50/0x60
[  846.799616]  call_timer_fn+0x272/0x920
[  846.803505]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  846.808346]  ? process_timeout+0x40/0x40
[  846.812417]  ? mark_held_locks+0xc7/0x130
[  846.816566]  ? _raw_spin_unlock_irq+0x27/0x80
[  846.821072]  ? _raw_spin_unlock_irq+0x27/0x80
[  846.825570]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  846.830423]  ? lockdep_hardirqs_on+0x296/0x5b0
[  846.835007]  ? trace_hardirqs_on+0xbd/0x310
[  846.839332]  ? kasan_check_read+0x11/0x20
[  846.843478]  ? __run_timers+0x7da/0xc70
[  846.847454]  ? trace_hardirqs_off_caller+0x310/0x310
[  846.852574]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  846.857428]  __run_timers+0x7e5/0xc70
[  846.861242]  ? timer_fixup_init+0x70/0x70
[  846.865398]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  846.870418]  ? zap_class+0x640/0x640
[  846.874137]  ? print_usage_bug+0xc0/0xc0
[  846.878199]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  846.883395]  ? find_held_lock+0x36/0x1c0
[  846.887460]  ? zap_class+0x640/0x640
[  846.891184]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  846.896726]  ? check_preemption_disabled+0x48/0x280
[  846.901756]  ? __lock_is_held+0xb5/0x140
[  846.905826]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  846.911364]  ? check_preemption_disabled+0x48/0x280
[  846.916386]  run_timer_softirq+0x52/0xb0
[  846.920448]  ? rcu_read_lock_sched_held+0x14f/0x180
[  846.925467]  __do_softirq+0x308/0xb7e
[  846.929271]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  846.933765]  ? lock_downgrade+0x900/0x900
[  846.937926]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  846.943040]  ? pvclock_read_flags+0x160/0x160
[  846.947537]  ? lapic_next_event+0x5a/0x90
[  846.951689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  846.957234]  ? kvm_clock_read+0x18/0x30
[  846.961208]  ? kvm_sched_clock_read+0x9/0x20
[  846.965633]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  846.971177]  ? check_preemption_disabled+0x48/0x280
[  846.976206]  irq_exit+0x17f/0x1c0
[  846.979664]  smp_apic_timer_interrupt+0x1cb/0x760
[  846.984508]  ? smp_reschedule_interrupt+0x109/0x650
[  846.989525]  ? smp_call_function_single_interrupt+0x650/0x650
[  846.995411]  ? interrupt_entry+0xb5/0xc0
[  846.999475]  ? trace_hardirqs_off_caller+0xbb/0x310
[  847.004489]  ? trace_hardirqs_off_caller+0xbb/0x310
[  847.009510]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  847.014353]  ? trace_hardirqs_on_caller+0x310/0x310
[  847.019366]  ? trace_hardirqs_on_caller+0x310/0x310
[  847.024385]  ? task_prio+0x50/0x50
[  847.027932]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  847.033470]  ? check_preemption_disabled+0x48/0x280
[  847.038503]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  847.043357]  apic_timer_interrupt+0xf/0x20
[  847.047591]  </IRQ>
[  847.049835] RIP: 0010:lock_is_held_type+0x74/0x210
[  847.054766] Code: 8b 83 7c 08 00 00 85 c0 0f 85 46 01 00 00 48 c7 c7 a8 fb 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 <0f> 85 6c 01 00 00 48 83 3d c6 20 f1 07 00 0f 84 2a 01 00 00 9c 58
[  847.073664] RSP: 0000:ffff8801c78d5fd0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  847.081457] RAX: dffffc0000000000 RBX: ffff8801c505c140 RCX: 0000000000000000
[  847.088726] RDX: 1ffffffff12a3f75 RSI: 00000000ffffffff RDI: ffffffff8951fba8
[  847.095992] RBP: ffff8801c78d5ff0 R08: ffff8801c505c140 R09: ffffed003b5e5b67
[  847.103261] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: 1ffff10038f1ac03
[  847.110525] R13: ffffffff8959b980 R14: 0000000000000000 R15: ffffffffffffffff
[  847.118327]  rcu_read_lock_held+0xa9/0xc0
[  847.122478]  list_lru_count_one+0x31a/0x450
[  847.126807]  ? list_lru_isolate_move+0x3c0/0x3c0
[  847.131561]  ? shmem_free_inode+0xd0/0xd0
[  847.135717]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  847.141253]  ? ubifs_shrink_count+0xc4/0x100
[  847.145675]  super_cache_count+0x153/0x2e0
[  847.149921]  do_shrink_slab+0x1b1/0xd30
[  847.153904]  ? lock_acquire+0x1ed/0x520
[  847.157915]  ? snapshot_refaults+0x290/0x290
[  847.162324]  ? lock_release+0xa00/0xa00
[  847.166309]  ? perf_trace_sched_process_exec+0x860/0x860
[  847.171771]  ? down_read_trylock+0xda/0x140
[  847.176088]  ? shrink_slab+0x207/0x8c0
[  847.179984]  ? downgrade_write+0x270/0x270
[  847.184229]  shrink_slab+0x389/0x8c0
[  847.187956]  ? shrink_active_list+0x1f00/0x1f00
[  847.192638]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  847.198262]  ? trace_hardirqs_on+0xbd/0x310
[  847.202592]  ? vmpressure+0x271/0x340
[  847.206413]  ? trace_hardirqs_off_caller+0x310/0x310
[  847.211551]  ? cgroup_procs_write_finish+0xf0/0xf0
[  847.216507]  shrink_node+0x431/0x16b0
[  847.220311]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  847.225621]  ? shrink_node_memcg+0x18f0/0x18f0
[  847.230203]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  847.234786]  ? trace_hardirqs_on+0xbd/0x310
[  847.239114]  ? vmpressure+0x271/0x340
[  847.242916]  ? do_raw_spin_unlock+0xa7/0x330
[  847.247340]  ? do_raw_spin_trylock+0x270/0x270
[  847.251934]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  847.257472]  ? __cpuset_node_allowed+0x19b/0x660
[  847.262233]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  847.267942]  ? vmpressure+0x1a2/0x340
[  847.271753]  do_try_to_free_pages+0x3e7/0x1290
[  847.276333]  ? zap_class+0x640/0x640
[  847.280066]  ? shrink_node+0x16b0/0x16b0
[  847.284132]  ? __lock_is_held+0xb5/0x140
[  847.288211]  try_to_free_pages+0x4d0/0xb90
[  847.292451]  ? do_try_to_free_pages+0x1290/0x1290
[  847.297308]  ? lock_acquire+0x1ed/0x520
[  847.301283]  ? set_page_refcounted+0x280/0x280
[  847.305871]  ? lock_release+0xa00/0xa00
[  847.309849]  ? _raw_spin_unlock_irq+0x60/0x80
[  847.314345]  ? psi_memstall_enter+0x240/0x2b0
[  847.318841]  ? psi_memstall_tick+0x230/0x230
[  847.323275]  __alloc_pages_slowpath+0xa14/0x2e10
[  847.328086]  ? warn_alloc+0x120/0x120
[  847.331896]  ? mark_held_locks+0x130/0x130
[  847.336137]  ? find_get_entry+0xaae/0x1120
[  847.340385]  ? filemap_map_pages+0x1a20/0x1a20
[  847.344975]  ? zap_class+0x640/0x640
[  847.348700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  847.354240]  ? check_preemption_disabled+0x48/0x280
[  847.359257]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  847.364796]  ? should_fail+0x22d/0xd01
[  847.368687]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  847.373792]  ? zap_class+0x640/0x640
[  847.377535]  ? __lock_is_held+0xb5/0x140
[  847.381610]  ? mark_held_locks+0x130/0x130
[  847.385856]  ? lock_release+0xa00/0xa00
[  847.389831]  ? perf_trace_sched_process_exec+0x860/0x860
[  847.395282]  ? xa_load+0x2ba/0x460
[  847.398826]  ? lock_downgrade+0x900/0x900
[  847.402981]  ? __might_sleep+0x95/0x190
[  847.406961]  __alloc_pages_nodemask+0xa80/0xde0
[  847.411642]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  847.416667]  ? __page_cache_alloc+0x191/0x5c0
[  847.421161]  ? xa_load+0x2e1/0x460
[  847.424704]  ? xa_clear_mark+0x40/0x40
[  847.428601]  ? zap_class+0x640/0x640
[  847.432327]  ? zap_class+0x640/0x640
[  847.436040]  ? zap_class+0x640/0x640
[  847.439757]  ? __do_page_cache_readahead+0x663/0x810
[  847.444869]  ? find_held_lock+0x36/0x1c0
[  847.448942]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  847.454487]  alloc_pages_current+0x173/0x350
[  847.458905]  __page_cache_alloc+0x38c/0x5c0
[  847.463226]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  847.468158]  ? kasan_check_read+0x11/0x20
[  847.472308]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  847.477600]  ? generic_perform_write+0x6a0/0x6a0
[  847.482358]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  847.487900]  ? check_preemption_disabled+0x48/0x280
[  847.492928]  filemap_fault+0x1595/0x25f0
[  847.497006]  ? __lock_page_or_retry+0xa00/0xa00
[  847.501687]  ? mark_held_locks+0x130/0x130
[  847.505933]  ? filemap_map_pages+0xd6b/0x1a20
[  847.510430]  ? lock_downgrade+0x900/0x900
[  847.514578]  ? check_preemption_disabled+0x48/0x280
[  847.519618]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  847.524550]  ? kasan_check_read+0x11/0x20
[  847.528709]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  847.533983]  ? rcu_softirq_qs+0x20/0x20
[  847.537970]  ? filemap_map_pages+0xd92/0x1a20
[  847.542477]  ? find_get_entries_tag+0x1400/0x1400
[  847.547346]  ? lock_acquire+0x1ed/0x520
[  847.551320]  ? ext4_filemap_fault+0x7a/0xad
[  847.555653]  ? lock_release+0xa00/0xa00
[  847.559635]  ? perf_trace_sched_process_exec+0x860/0x860
[  847.565084]  ? mark_held_locks+0x130/0x130
[  847.569323]  ? print_usage_bug+0xc0/0xc0
[  847.573386]  ? print_usage_bug+0xc0/0xc0
[  847.577464]  ? down_read+0x8d/0x120
[  847.581126]  ? ext4_filemap_fault+0x7a/0xad
[  847.585449]  ? __down_interruptible+0x700/0x700
[  847.590136]  ext4_filemap_fault+0x82/0xad
[  847.594294]  __do_fault+0x100/0x6b0
[  847.597928]  ? pmd_devmap_trans_unstable+0x220/0x220
[  847.603033]  ? mark_held_locks+0x130/0x130
[  847.607270]  ? mark_held_locks+0x130/0x130
[  847.611512]  ? hrtimer_forward+0x2a0/0x2a0
[  847.615745]  ? hrtimer_start_range_ns+0x6c4/0xe00
[  847.620603]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  847.626152]  __handle_mm_fault+0x3ea0/0x5be0
[  847.630569]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  847.635422]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  847.640537]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  847.645642]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  847.650226]  ? trace_hardirqs_on+0xbd/0x310
[  847.654550]  ? kasan_check_read+0x11/0x20
[  847.658711]  ? __free_object+0x173/0x340
[  847.662786]  ? zap_class+0x640/0x640
[  847.666498]  ? zap_class+0x640/0x640
[  847.670215]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  847.675328]  ? find_held_lock+0x36/0x1c0
[  847.679404]  ? handle_mm_fault+0x42a/0xc70
[  847.683653]  ? lock_downgrade+0x900/0x900
[  847.687806]  ? check_preemption_disabled+0x48/0x280
[  847.692829]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  847.697758]  ? kasan_check_read+0x11/0x20
[  847.701906]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  847.707188]  ? rcu_softirq_qs+0x20/0x20
[  847.711167]  ? trace_hardirqs_off_caller+0x310/0x310
[  847.716280]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  847.721819]  ? check_preemption_disabled+0x48/0x280
[  847.726849]  handle_mm_fault+0x54f/0xc70
[  847.730916]  ? __handle_mm_fault+0x5be0/0x5be0
[  847.735505]  ? find_vma+0x34/0x190
[  847.739052]  __do_page_fault+0x5e8/0xe60
[  847.743120]  ? trace_hardirqs_off+0xb8/0x310
[  847.747539]  do_page_fault+0xf2/0x7e0
[  847.751344]  ? vmalloc_sync_all+0x30/0x30
[  847.755494]  ? error_entry+0x70/0xd0
[  847.759212]  ? trace_hardirqs_off_caller+0xbb/0x310
[  847.764229]  ? trace_hardirqs_on_caller+0xc0/0x310
[  847.769247]  ? syscall_return_slowpath+0x5e0/0x5e0
[  847.774177]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  847.779020]  ? trace_hardirqs_on_caller+0x310/0x310
[  847.784034]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  847.789487]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  847.794505]  ? prepare_exit_to_usermode+0x291/0x3b0
[  847.799522]  ? page_fault+0x8/0x30
[  847.803065]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  847.807914]  ? page_fault+0x8/0x30
[  847.811454]  page_fault+0x1e/0x30
[  847.814904] RIP: 0033:0x7f379df38e40
[  847.818634] Code: Bad RIP value.
[  847.821992] RSP: 002b:00007fff016452d8 EFLAGS: 00010246
[  847.827355] RAX: 0000000000000000 RBX: 00007fff01645400 RCX: 00007f379df38e40
[  847.834628] RDX: 0000000000000000 RSI: 00007fff01645480 RDI: 00007fff01645480
[  847.841894] RBP: 00007fff01645380 R08: 00007fff016452e0 R09: 0000000000000000
[  847.849163] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  847.856427] R13: 00007fff016455e0 R14: 0000000000000000 R15: 0000000000000000
[  847.863740] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  847.863745] warn_alloc_show_mem: 1 callbacks suppressed
[  847.863752] Mem-Info:
[  847.871104] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  847.871113] Call Trace:
[  847.876486] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  847.876486]  active_file:8 inactive_file:18 isolated_file:0
[  847.876486]  unevictable:0 dirty:0 writeback:0 unstable:0
[  847.876486]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  847.876486]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  847.876486]  free:13785 free_pcp:451 free_cma:0
[  847.878866]  <IRQ>
[  847.888313] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  847.890897]  dump_stack+0x244/0x39d
[  847.923834] 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
[  847.925987]  ? dump_stack_print_info.cold.1+0x20/0x20
[  847.953804] lowmem_reserve[]: 0 2818 6321 6321
[  847.957466]  warn_alloc.cold.116+0xb7/0x1bd
[  847.983538] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  847.989218]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  847.993772] lowmem_reserve[]: 0 0 3503 3503
[  847.998093]  ? lock_downgrade+0x900/0x900
[  848.025398] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  848.030246]  ? trace_hardirqs_off+0xb8/0x310
[  848.034533] lowmem_reserve[]: 0 0 0 0
[  848.038683]  ? trace_hardirqs_off+0xb8/0x310
[  848.067898] 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
[  848.072316]  __alloc_pages_slowpath+0x26e8/0x2e10
[  848.076077] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  848.080503]  ? warn_alloc+0x120/0x120
[  848.093981] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  848.098820]  ? warn_alloc+0x120/0x120
[  848.113971] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  848.117769]  ? check_preemption_disabled+0x48/0x280
[  848.132308] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  848.136099]  ? warn_alloc+0x120/0x120
[  848.144918] 3988 total pagecache pages
[  848.149930]  ? print_usage_bug+0xc0/0xc0
[  848.158487] 0 pages in swap cache
[  848.162275]  ? print_usage_bug+0xc0/0xc0
[  848.166139] Swap cache stats: add 0, delete 0, find 0/0
[  848.170193]  ? zap_class+0x640/0x640
[  848.173619] Free swap  = 0kB
[  848.177677]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  848.183011] Total swap = 0kB
[  848.186718]  ? should_fail+0x22d/0xd01
[  848.189710] 1965979 pages RAM
[  848.195239]  ? get_stack_info+0x37/0x142
[  848.198235] 0 pages HighMem/MovableOnly
[  848.202117]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  848.205196] 342853 pages reserved
[  848.209250]  ? __lock_acquire+0x62f/0x4c20
[  848.213200] 0 pages cma reserved
[  848.218915]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  848.222412] aoe: skb alloc failure
[  848.226571]  ? __lock_acquire+0x62f/0x4c20
[  848.226592]  ? should_fail+0x22d/0xd01
[  848.226622]  ? mark_held_locks+0x130/0x130
[  848.229991] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  848.235059]  ? mark_held_locks+0x130/0x130
[  848.238576] cron cpuset=/ mems_allowed=0
[  848.242814]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  848.274138]  ? rcu_softirq_qs+0x20/0x20
[  848.278114]  ? rcu_softirq_qs+0x20/0x20
[  848.282088]  ? unwind_dump+0x190/0x190
[  848.285979]  ? zap_class+0x640/0x640
[  848.289695]  ? print_usage_bug+0xc0/0xc0
[  848.293765]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  848.299309]  ? check_preemption_disabled+0x48/0x280
[  848.304336]  ? __lock_is_held+0xb5/0x140
[  848.308406]  __alloc_pages_nodemask+0xa80/0xde0
[  848.313079]  ? zap_class+0x640/0x640
[  848.316800]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  848.321829]  ? find_held_lock+0x36/0x1c0
[  848.325904]  ? ____cache_alloc_node+0x1c7/0x1e0
[  848.330576]  ? lock_downgrade+0x900/0x900
[  848.334761]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  848.340304]  cache_grow_begin+0xa5/0x8c0
[  848.344366]  ? do_raw_spin_unlock+0xa7/0x330
[  848.348788]  fallback_alloc+0x204/0x2e0
[  848.352772]  ____cache_alloc_node+0x1c7/0x1e0
[  848.357274]  kmem_cache_alloc_node+0xe3/0x730
[  848.361772]  ? pskb_put+0xb0/0xb0
[  848.365232]  __alloc_skb+0x119/0x770
[  848.368952]  ? netdev_alloc_frag+0x1f0/0x1f0
[  848.373365]  ? atomic_notifier_call_chain+0xc6/0x190
[  848.378475]  ? lock_downgrade+0x900/0x900
[  848.382633]  ? check_preemption_disabled+0x48/0x280
[  848.387662]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  848.392606]  ? kasan_check_read+0x11/0x20
[  848.396758]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  848.402036]  ? rcu_softirq_qs+0x20/0x20
[  848.406011]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  848.410423]  ? do_raw_write_trylock+0x270/0x270
[  848.415100]  __neigh_notify+0x8c/0x160
[  848.418996]  neigh_timer_handler+0x6cb/0xdf0
[  848.423409]  ? neigh_periodic_work+0xc60/0xc60
[  848.427993]  ? __lock_is_held+0xb5/0x140
[  848.432066]  call_timer_fn+0x272/0x920
[  848.435951]  ? neigh_periodic_work+0xc60/0xc60
[  848.440535]  ? process_timeout+0x40/0x40
[  848.444619]  ? __run_timers+0x7da/0xc70
[  848.448613]  ? _raw_spin_unlock_irq+0x27/0x80
[  848.453109]  ? _raw_spin_unlock_irq+0x27/0x80
[  848.457614]  ? neigh_periodic_work+0xc60/0xc60
[  848.462199]  ? lockdep_hardirqs_on+0x296/0x5b0
[  848.466786]  ? trace_hardirqs_on+0xbd/0x310
[  848.471110]  ? kasan_check_read+0x11/0x20
[  848.475256]  ? __run_timers+0x7da/0xc70
[  848.479232]  ? trace_hardirqs_off_caller+0x310/0x310
[  848.484345]  ? neigh_periodic_work+0xc60/0xc60
[  848.488931]  ? neigh_periodic_work+0xc60/0xc60
[  848.493510]  __run_timers+0x7e5/0xc70
[  848.497328]  ? timer_fixup_init+0x70/0x70
[  848.501489]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  848.506526]  ? zap_class+0x640/0x640
[  848.510250]  ? enqueue_hrtimer+0x1a5/0x560
[  848.514487]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  848.519686]  ? find_held_lock+0x36/0x1c0
[  848.523754]  ? zap_class+0x640/0x640
[  848.527473]  ? pvclock_read_flags+0x160/0x160
[  848.531970]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  848.537515]  ? check_preemption_disabled+0x48/0x280
[  848.542547]  ? __lock_is_held+0xb5/0x140
[  848.546619]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  848.552164]  ? check_preemption_disabled+0x48/0x280
[  848.557185]  run_timer_softirq+0x52/0xb0
[  848.561248]  ? rcu_read_lock_sched_held+0x14f/0x180
[  848.566266]  __do_softirq+0x308/0xb7e
[  848.570071]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  848.574571]  ? lock_downgrade+0x900/0x900
[  848.578739]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  848.583850]  ? pvclock_read_flags+0x160/0x160
[  848.588350]  ? lapic_next_event+0x5a/0x90
[  848.592504]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  848.598047]  ? kvm_clock_read+0x18/0x30
[  848.602029]  ? kvm_sched_clock_read+0x9/0x20
[  848.606440]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  848.611979]  ? check_preemption_disabled+0x48/0x280
[  848.617013]  irq_exit+0x17f/0x1c0
[  848.620472]  smp_apic_timer_interrupt+0x1cb/0x760
[  848.625317]  ? smp_reschedule_interrupt+0x109/0x650
[  848.630335]  ? smp_call_function_single_interrupt+0x650/0x650
[  848.636218]  ? interrupt_entry+0xb5/0xc0
[  848.640287]  ? trace_hardirqs_off_caller+0xbb/0x310
[  848.645301]  ? trace_hardirqs_off_caller+0xbb/0x310
[  848.650324]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  848.655168]  ? trace_hardirqs_on_caller+0x310/0x310
[  848.660188]  ? trace_hardirqs_on_caller+0x310/0x310
[  848.665215]  ? task_prio+0x50/0x50
[  848.668765]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  848.674310]  ? check_preemption_disabled+0x48/0x280
[  848.679341]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  848.684192]  apic_timer_interrupt+0xf/0x20
[  848.688421]  </IRQ>
[  848.690662] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  848.695607] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  848.714512] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  848.722217] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  848.729487] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  848.736752] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  848.744023] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  848.751294] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  848.758624]  skb_clone+0x1bb/0x500
[  848.762174]  ? skb_split+0x11e0/0x11e0
[  848.766068]  ? check_preemption_disabled+0x48/0x280
[  848.771093]  ? __this_cpu_preempt_check+0x1c/0x20
[  848.775939]  ? __bpf_redirect+0x54b/0xb20
[  848.780094]  bpf_clone_redirect+0xb9/0x490
[  848.784352]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  848.789380]  ? __sched_text_start+0x8/0x8
[  848.793528]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  848.798300]  ? find_held_lock+0x36/0x1c0
[  848.802369]  ? lock_acquire+0x1ed/0x520
[  848.806350]  ? bpf_test_run+0x3cb/0x780
[  848.810330]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  848.815875]  ? check_preemption_disabled+0x48/0x280
[  848.820897]  ? kasan_check_read+0x11/0x20
[  848.825047]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  848.830322]  ? rcu_softirq_qs+0x20/0x20
[  848.834297]  ? preempt_schedule+0x4d/0x60
[  848.838450]  ? ___preempt_schedule+0x16/0x18
[  848.842871]  ? bpf_test_run+0x25d/0x780
[  848.846856]  ? netlink_diag_dump+0x2a0/0x2a0
[  848.851274]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  848.856812]  ? bpf_test_init.isra.10+0x70/0x100
[  848.861488]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  848.866261]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  848.871102]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  848.876676]  ? fput+0x130/0x1a0
[  848.879959]  ? __bpf_prog_get+0x9b/0x290
[  848.884023]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  848.888864]  ? bpf_prog_test_run+0x130/0x1a0
[  848.893280]  ? __x64_sys_bpf+0x3db/0x520
[  848.897346]  ? bpf_prog_get+0x20/0x20
[  848.901174]  ? do_syscall_64+0x1b9/0x820
[  848.905233]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  848.910615]  ? syscall_return_slowpath+0x5e0/0x5e0
[  848.915551]  ? trace_hardirqs_on_caller+0x310/0x310
[  848.920580]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  848.925630]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  848.932302]  ? __switch_to_asm+0x40/0x70
[  848.936364]  ? __switch_to_asm+0x34/0x70
[  848.940430]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  848.945281]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  848.950668] CPU: 1 PID: 5951 Comm: cron Not tainted 4.20.0-rc1+ #152
[  848.950938] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  848.957193] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  848.967664] syz-executor5 cpuset=syz5 mems_allowed=0
[  848.977006] Call Trace:
[  848.984664]  <IRQ>
[  848.986823]  dump_stack+0x244/0x39d
[  848.990459]  ? dump_stack_print_info.cold.1+0x20/0x20
[  848.995665]  warn_alloc.cold.116+0xb7/0x1bd
[  848.999995]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  849.004844]  ? lock_downgrade+0x900/0x900
[  849.009003]  ? trace_hardirqs_off+0xb8/0x310
[  849.013418]  ? trace_hardirqs_off+0xb8/0x310
[  849.017842]  __alloc_pages_slowpath+0x26e8/0x2e10
[  849.022718]  ? warn_alloc+0x120/0x120
[  849.026523]  ? warn_alloc+0x120/0x120
[  849.030326]  ? __lock_acquire+0x62f/0x4c20
[  849.034569]  ? warn_alloc+0x120/0x120
[  849.038382]  ? print_usage_bug+0xc0/0xc0
[  849.042449]  ? print_usage_bug+0xc0/0xc0
[  849.046512]  ? mark_held_locks+0x130/0x130
[  849.050756]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  849.056295]  ? should_fail+0x22d/0xd01
[  849.060182]  ? zap_class+0x640/0x640
[  849.063906]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  849.069010]  ? __lock_acquire+0x62f/0x4c20
[  849.073252]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  849.078354]  ? should_fail+0x22d/0xd01
[  849.082258]  ? mark_held_locks+0x130/0x130
[  849.086499]  ? mark_held_locks+0x130/0x130
[  849.090734]  ? lock_downgrade+0x900/0x900
[  849.094883]  ? zap_class+0x640/0x640
[  849.098604]  ? zap_class+0x640/0x640
[  849.102321]  ? zap_class+0x640/0x640
[  849.106036]  ? do_raw_spin_unlock+0xa7/0x330
[  849.110448]  ? trace_hardirqs_on+0x310/0x310
[  849.115036]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  849.121073]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  849.126626]  ? check_preemption_disabled+0x48/0x280
[  849.131666]  ? __lock_is_held+0xb5/0x140
[  849.135736]  __alloc_pages_nodemask+0xa80/0xde0
[  849.140411]  ? zap_class+0x640/0x640
[  849.144139]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  849.149170]  ? find_held_lock+0x36/0x1c0
[  849.153242]  ? ____cache_alloc_node+0x1c7/0x1e0
[  849.157914]  ? lock_downgrade+0x900/0x900
[  849.162073]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  849.167631]  cache_grow_begin+0xa5/0x8c0
[  849.171695]  ? do_raw_spin_unlock+0xa7/0x330
[  849.176118]  fallback_alloc+0x204/0x2e0
[  849.180127]  ____cache_alloc_node+0x1c7/0x1e0
[  849.184644]  kmem_cache_alloc_node+0xe3/0x730
[  849.189144]  ? lockdep_hardirqs_on+0x296/0x5b0
[  849.193737]  __alloc_skb+0x119/0x770
[  849.197451]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  849.202823]  ? netdev_alloc_frag+0x1f0/0x1f0
[  849.207238]  ? vprintk_default+0x28/0x30
[  849.211299]  ? vprintk_func+0x85/0x181
[  849.215191]  ? printk+0xa7/0xcf
[  849.218472]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  849.223233]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  849.228340]  new_skb+0x26/0x1c0
[  849.231627]  aoecmd_cfg+0x279/0x7f0
[  849.235260]  ? find_held_lock+0x36/0x1c0
[  849.239330]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  849.243666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  849.249217]  ? __lock_is_held+0xb5/0x140
[  849.253296]  discover_timer+0x50/0x60
[  849.257105]  call_timer_fn+0x272/0x920
[  849.261014]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  849.265861]  ? process_timeout+0x40/0x40
[  849.269935]  ? mark_held_locks+0xc7/0x130
[  849.274087]  ? _raw_spin_unlock_irq+0x27/0x80
[  849.278605]  ? _raw_spin_unlock_irq+0x27/0x80
[  849.283111]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  849.287957]  ? lockdep_hardirqs_on+0x296/0x5b0
[  849.292543]  ? trace_hardirqs_on+0xbd/0x310
[  849.296867]  ? kasan_check_read+0x11/0x20
[  849.301013]  ? __run_timers+0x7da/0xc70
[  849.304989]  ? trace_hardirqs_off_caller+0x310/0x310
[  849.310115]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  849.314961]  __run_timers+0x7e5/0xc70
[  849.318773]  ? timer_fixup_init+0x70/0x70
[  849.322924]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  849.327942]  ? zap_class+0x640/0x640
[  849.331662]  ? print_usage_bug+0xc0/0xc0
[  849.335728]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  849.340928]  ? find_held_lock+0x36/0x1c0
[  849.344995]  ? zap_class+0x640/0x640
[  849.348720]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  849.354262]  ? check_preemption_disabled+0x48/0x280
[  849.359295]  ? __lock_is_held+0xb5/0x140
[  849.363373]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  849.368911]  ? check_preemption_disabled+0x48/0x280
[  849.373932]  run_timer_softirq+0x52/0xb0
[  849.377993]  ? rcu_read_lock_sched_held+0x14f/0x180
[  849.383011]  __do_softirq+0x308/0xb7e
[  849.386818]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  849.391317]  ? lock_downgrade+0x900/0x900
[  849.395469]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  849.400579]  ? pvclock_read_flags+0x160/0x160
[  849.405091]  ? lapic_next_event+0x5a/0x90
[  849.409252]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  849.414794]  ? kvm_clock_read+0x18/0x30
[  849.418770]  ? kvm_sched_clock_read+0x9/0x20
[  849.423182]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  849.428721]  ? check_preemption_disabled+0x48/0x280
[  849.433747]  irq_exit+0x17f/0x1c0
[  849.437208]  smp_apic_timer_interrupt+0x1cb/0x760
[  849.442056]  ? smp_reschedule_interrupt+0x109/0x650
[  849.447074]  ? smp_call_function_single_interrupt+0x650/0x650
[  849.452964]  ? interrupt_entry+0xb5/0xc0
[  849.457031]  ? trace_hardirqs_off_caller+0xbb/0x310
[  849.462049]  ? trace_hardirqs_off_caller+0xbb/0x310
[  849.467066]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  849.471914]  ? trace_hardirqs_on_caller+0x310/0x310
[  849.476929]  ? trace_hardirqs_on_caller+0x310/0x310
[  849.481945]  ? task_prio+0x50/0x50
[  849.485487]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  849.491030]  ? check_preemption_disabled+0x48/0x280
[  849.496053]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  849.500910]  apic_timer_interrupt+0xf/0x20
[  849.505144]  </IRQ>
[  849.507387] RIP: 0010:lock_is_held_type+0x74/0x210
[  849.512319] Code: 8b 83 7c 08 00 00 85 c0 0f 85 46 01 00 00 48 c7 c7 a8 fb 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 <0f> 85 6c 01 00 00 48 83 3d c6 20 f1 07 00 0f 84 2a 01 00 00 9c 58
[  849.531215] RSP: 0000:ffff8801c78d5fd0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  849.538922] RAX: dffffc0000000000 RBX: ffff8801c505c140 RCX: 0000000000000000
[  849.546190] RDX: 1ffffffff12a3f75 RSI: 00000000ffffffff RDI: ffffffff8951fba8
[  849.553460] RBP: ffff8801c78d5ff0 R08: ffff8801c505c140 R09: ffffed003b5e5b67
[  849.560727] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: 1ffff10038f1ac03
[  849.567997] R13: ffffffff8959b980 R14: 0000000000000000 R15: ffffffffffffffff
[  849.575306]  rcu_read_lock_held+0xa9/0xc0
[  849.579455]  list_lru_count_one+0x31a/0x450
[  849.583781]  ? list_lru_isolate_move+0x3c0/0x3c0
[  849.588542]  ? shmem_free_inode+0xd0/0xd0
[  849.592699]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  849.598234]  ? ubifs_shrink_count+0xc4/0x100
[  849.602649]  super_cache_count+0x153/0x2e0
[  849.606891]  do_shrink_slab+0x1b1/0xd30
[  849.610872]  ? lock_acquire+0x1ed/0x520
[  849.614849]  ? snapshot_refaults+0x290/0x290
[  849.619259]  ? lock_release+0xa00/0xa00
[  849.623240]  ? perf_trace_sched_process_exec+0x860/0x860
[  849.628700]  ? down_read_trylock+0xda/0x140
[  849.633019]  ? shrink_slab+0x207/0x8c0
[  849.636907]  ? downgrade_write+0x270/0x270
[  849.641152]  shrink_slab+0x389/0x8c0
[  849.644866]  ? shrink_active_list+0x1f00/0x1f00
[  849.649548]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  849.655174]  ? trace_hardirqs_on+0xbd/0x310
[  849.659497]  ? vmpressure+0x271/0x340
[  849.663300]  ? trace_hardirqs_off_caller+0x310/0x310
[  849.668408]  ? cgroup_procs_write_finish+0xf0/0xf0
[  849.673354]  shrink_node+0x431/0x16b0
[  849.677156]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  849.682458]  ? shrink_node_memcg+0x18f0/0x18f0
[  849.687044]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  849.691629]  ? trace_hardirqs_on+0xbd/0x310
[  849.695951]  ? vmpressure+0x271/0x340
[  849.699752]  ? do_raw_spin_unlock+0xa7/0x330
[  849.704164]  ? do_raw_spin_trylock+0x270/0x270
[  849.708754]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  849.714290]  ? __cpuset_node_allowed+0x19b/0x660
[  849.719050]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  849.724763]  ? vmpressure+0x1a2/0x340
[  849.728577]  do_try_to_free_pages+0x3e7/0x1290
[  849.733171]  ? zap_class+0x640/0x640
[  849.736902]  ? shrink_node+0x16b0/0x16b0
[  849.740963]  ? __lock_is_held+0xb5/0x140
[  849.745038]  try_to_free_pages+0x4d0/0xb90
[  849.749276]  ? do_try_to_free_pages+0x1290/0x1290
[  849.754137]  ? lock_acquire+0x1ed/0x520
[  849.758119]  ? set_page_refcounted+0x280/0x280
[  849.762716]  ? lock_release+0xa00/0xa00
[  849.766692]  ? _raw_spin_unlock_irq+0x60/0x80
[  849.771188]  ? psi_memstall_enter+0x240/0x2b0
[  849.775685]  ? psi_memstall_tick+0x230/0x230
[  849.780115]  __alloc_pages_slowpath+0xa14/0x2e10
[  849.784901]  ? warn_alloc+0x120/0x120
[  849.788701]  ? mark_held_locks+0x130/0x130
[  849.792942]  ? find_get_entry+0xaae/0x1120
[  849.797185]  ? filemap_map_pages+0x1a20/0x1a20
[  849.801777]  ? zap_class+0x640/0x640
[  849.805497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  849.811041]  ? check_preemption_disabled+0x48/0x280
[  849.816060]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  849.821604]  ? should_fail+0x22d/0xd01
[  849.825502]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  849.830614]  ? zap_class+0x640/0x640
[  849.834354]  ? __lock_is_held+0xb5/0x140
[  849.838426]  ? mark_held_locks+0x130/0x130
[  849.842668]  ? lock_release+0xa00/0xa00
[  849.846647]  ? perf_trace_sched_process_exec+0x860/0x860
[  849.852119]  ? xa_load+0x2ba/0x460
[  849.855662]  ? lock_downgrade+0x900/0x900
[  849.859817]  ? __might_sleep+0x95/0x190
[  849.863798]  __alloc_pages_nodemask+0xa80/0xde0
[  849.868480]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  849.873499]  ? __page_cache_alloc+0x191/0x5c0
[  849.877994]  ? xa_load+0x2e1/0x460
[  849.881538]  ? xa_clear_mark+0x40/0x40
[  849.885444]  ? zap_class+0x640/0x640
[  849.889171]  ? zap_class+0x640/0x640
[  849.892882]  ? zap_class+0x640/0x640
[  849.896607]  ? __do_page_cache_readahead+0x663/0x810
[  849.901719]  ? find_held_lock+0x36/0x1c0
[  849.905787]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  849.911344]  alloc_pages_current+0x173/0x350
[  849.915759]  __page_cache_alloc+0x38c/0x5c0
[  849.920078]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  849.925011]  ? kasan_check_read+0x11/0x20
[  849.929160]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  849.934438]  ? generic_perform_write+0x6a0/0x6a0
[  849.939202]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  849.944745]  ? check_preemption_disabled+0x48/0x280
[  849.949769]  filemap_fault+0x1595/0x25f0
[  849.953842]  ? __lock_page_or_retry+0xa00/0xa00
[  849.958514]  ? mark_held_locks+0x130/0x130
[  849.962758]  ? filemap_map_pages+0xd6b/0x1a20
[  849.967260]  ? lock_downgrade+0x900/0x900
[  849.971410]  ? check_preemption_disabled+0x48/0x280
[  849.976434]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  849.981363]  ? kasan_check_read+0x11/0x20
[  849.985688]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  849.990970]  ? rcu_softirq_qs+0x20/0x20
[  849.994960]  ? filemap_map_pages+0xd92/0x1a20
[  849.999467]  ? find_get_entries_tag+0x1400/0x1400
[  850.004330]  ? lock_acquire+0x1ed/0x520
[  850.008304]  ? ext4_filemap_fault+0x7a/0xad
[  850.012633]  ? lock_release+0xa00/0xa00
[  850.016615]  ? perf_trace_sched_process_exec+0x860/0x860
[  850.022065]  ? mark_held_locks+0x130/0x130
[  850.026311]  ? print_usage_bug+0xc0/0xc0
[  850.030373]  ? print_usage_bug+0xc0/0xc0
[  850.034447]  ? down_read+0x8d/0x120
[  850.038075]  ? ext4_filemap_fault+0x7a/0xad
[  850.042406]  ? __down_interruptible+0x700/0x700
[  850.047088]  ext4_filemap_fault+0x82/0xad
[  850.051248]  __do_fault+0x100/0x6b0
[  850.054885]  ? pmd_devmap_trans_unstable+0x220/0x220
[  850.059996]  ? mark_held_locks+0x130/0x130
[  850.064233]  ? mark_held_locks+0x130/0x130
[  850.068475]  ? hrtimer_forward+0x2a0/0x2a0
[  850.072712]  ? hrtimer_start_range_ns+0x6c4/0xe00
[  850.077558]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  850.083603]  __handle_mm_fault+0x3ea0/0x5be0
[  850.088025]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  850.092873]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  850.097986]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  850.103101]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  850.107729]  ? trace_hardirqs_on+0xbd/0x310
[  850.112068]  ? kasan_check_read+0x11/0x20
[  850.116222]  ? __free_object+0x173/0x340
[  850.120298]  ? zap_class+0x640/0x640
[  850.124015]  ? zap_class+0x640/0x640
[  850.127729]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  850.132838]  ? find_held_lock+0x36/0x1c0
[  850.136908]  ? handle_mm_fault+0x42a/0xc70
[  850.141149]  ? lock_downgrade+0x900/0x900
[  850.145298]  ? check_preemption_disabled+0x48/0x280
[  850.150321]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  850.155254]  ? kasan_check_read+0x11/0x20
[  850.159405]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  850.164684]  ? rcu_softirq_qs+0x20/0x20
[  850.168658]  ? trace_hardirqs_off_caller+0x310/0x310
[  850.173764]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  850.179307]  ? check_preemption_disabled+0x48/0x280
[  850.184334]  handle_mm_fault+0x54f/0xc70
[  850.188400]  ? __handle_mm_fault+0x5be0/0x5be0
[  850.192991]  ? find_vma+0x34/0x190
[  850.196537]  __do_page_fault+0x5e8/0xe60
[  850.200606]  ? trace_hardirqs_off+0xb8/0x310
[  850.205027]  do_page_fault+0xf2/0x7e0
[  850.208828]  ? vmalloc_sync_all+0x30/0x30
[  850.212976]  ? error_entry+0x70/0xd0
[  850.216694]  ? trace_hardirqs_off_caller+0xbb/0x310
[  850.221709]  ? trace_hardirqs_on_caller+0xc0/0x310
[  850.226642]  ? syscall_return_slowpath+0x5e0/0x5e0
[  850.231568]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  850.236426]  ? trace_hardirqs_on_caller+0x310/0x310
[  850.241453]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  850.246904]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  850.251921]  ? prepare_exit_to_usermode+0x291/0x3b0
[  850.256942]  ? page_fault+0x8/0x30
[  850.260485]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  850.265349]  ? page_fault+0x8/0x30
[  850.268893]  page_fault+0x1e/0x30
[  850.272344] RIP: 0033:0x7f379df38e40
[  850.276072] Code: Bad RIP value.
[  850.279439] RSP: 002b:00007fff016452d8 EFLAGS: 00010246
[  850.284802] RAX: 0000000000000000 RBX: 00007fff01645400 RCX: 00007f379df38e40
[  850.292066] RDX: 0000000000000000 RSI: 00007fff01645480 RDI: 00007fff01645480
[  850.299337] RBP: 00007fff01645380 R08: 00007fff016452e0 R09: 0000000000000000
[  850.306608] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  850.313874] R13: 00007fff016455e0 R14: 0000000000000000 R15: 0000000000000000
[  850.321169] warn_alloc_show_mem: 1 callbacks suppressed
[  850.321182] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  850.321183] Mem-Info:
[  850.321215] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  850.321215]  active_file:8 inactive_file:18 isolated_file:0
[  850.321215]  unevictable:0 dirty:0 writeback:0 unstable:0
[  850.321215]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  850.321215]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  850.321215]  free:13785 free_pcp:451 free_cma:0
[  850.326558] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  850.333925] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  850.336325] Call Trace:
[  850.369281] 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
[  850.378627]  <IRQ>
[  850.406449] lowmem_reserve[]: 0 2818 6321 6321
[  850.409054]  dump_stack+0x244/0x39d
[  850.435138] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  850.437293]  ? dump_stack_print_info.cold.1+0x20/0x20
[  850.441843] lowmem_reserve[]: 0 0 3503 3503
[  850.445475]  warn_alloc.cold.116+0xb7/0x1bd
[  850.472768] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  850.477953]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  850.482238] lowmem_reserve[]: 0 0 0 0
[  850.486565]  ? lock_downgrade+0x900/0x900
[  850.515776] 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
[  850.520653]  ? trace_hardirqs_off+0xb8/0x310
[  850.524417] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  850.528564]  ? trace_hardirqs_off+0xb8/0x310
[  850.542063] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  850.546476]  __alloc_pages_slowpath+0x26e8/0x2e10
[  850.561632] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  850.566047]  ? warn_alloc+0x120/0x120
[  850.580569] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  850.585412]  ? warn_alloc+0x120/0x120
[  850.594219] 3988 total pagecache pages
[  850.598012]  ? warn_alloc+0x120/0x120
[  850.606565] 0 pages in swap cache
[  850.610358]  ? print_usage_bug+0xc0/0xc0
[  850.614227] Swap cache stats: add 0, delete 0, find 0/0
[  850.618015]  ? print_usage_bug+0xc0/0xc0
[  850.621443] Free swap  = 0kB
[  850.625498]  ? print_usage_bug+0xc0/0xc0
[  850.630838] Total swap = 0kB
[  850.634894]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  850.637884] 1965979 pages RAM
[  850.641939]  ? should_fail+0x22d/0xd01
[  850.644942] 0 pages HighMem/MovableOnly
[  850.650473]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  850.653554] 342853 pages reserved
[  850.657434]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  850.661385] 0 pages cma reserved
[  850.666309]  ? __lock_acquire+0x62f/0x4c20
[  850.669797] aoe: skb alloc failure
[  850.674833]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  850.674847]  ? should_fail+0x22d/0xd01
[  850.674864]  ? print_usage_bug+0xc0/0xc0
[  850.678237] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  850.682445]  ? mark_held_locks+0x130/0x130
[  850.685958] cron cpuset=/ mems_allowed=0
[  850.691052]  ? mark_held_locks+0x130/0x130
[  850.721148]  ? zap_class+0x640/0x640
[  850.724860]  ? zap_class+0x640/0x640
[  850.728576]  ? zap_class+0x640/0x640
[  850.732307]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  850.737846]  ? check_preemption_disabled+0x48/0x280
[  850.742874]  ? __lock_is_held+0xb5/0x140
[  850.746954]  __alloc_pages_nodemask+0xa80/0xde0
[  850.751635]  ? zap_class+0x640/0x640
[  850.755357]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  850.760385]  ? find_held_lock+0x36/0x1c0
[  850.764461]  ? ____cache_alloc_node+0x1c7/0x1e0
[  850.769136]  ? lock_downgrade+0x900/0x900
[  850.773293]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  850.778835]  cache_grow_begin+0xa5/0x8c0
[  850.782899]  ? do_raw_spin_unlock+0xa7/0x330
[  850.787316]  fallback_alloc+0x204/0x2e0
[  850.791297]  ____cache_alloc_node+0x1c7/0x1e0
[  850.795802]  kmem_cache_alloc_node+0xe3/0x730
[  850.800302]  ? trace_hardirqs_on+0xbd/0x310
[  850.804631]  ? kasan_check_read+0x11/0x20
[  850.808791]  __alloc_skb+0x119/0x770
[  850.812504]  ? mark_held_locks+0xc7/0x130
[  850.816654]  ? netdev_alloc_frag+0x1f0/0x1f0
[  850.821068]  ? mark_held_locks+0x130/0x130
[  850.825300]  ? call_rcu+0xb/0x10
[  850.828671]  ? zap_class+0x640/0x640
[  850.832391]  ? check_preemption_disabled+0x48/0x280
[  850.837411]  ? get_stack_info+0x37/0x142
[  850.841470]  ? get_stack_info+0x37/0x142
[  850.845543]  alloc_skb_with_frags+0x133/0x7d0
[  850.850040]  ? find_held_lock+0x36/0x1c0
[  850.854132]  ? skb_complete_wifi_ack+0x1e0/0x1e0
[  850.858887]  ? lock_downgrade+0x900/0x900
[  850.863038]  ? check_preemption_disabled+0x48/0x280
[  850.868067]  sock_alloc_send_pskb+0x87a/0xaf0
[  850.872564]  ? rcu_softirq_qs+0x20/0x20
[  850.876579]  ? unwind_dump+0x190/0x190
[  850.880488]  ? sock_wmalloc+0x1f0/0x1f0
[  850.884465]  ? kernel_text_address+0x79/0xf0
[  850.888876]  ? __kernel_text_address+0xd/0x40
[  850.893371]  ? unwind_get_return_address+0x61/0xa0
[  850.898308]  ? __save_stack_trace+0x8d/0xf0
[  850.902651]  ? save_stack+0xa9/0xd0
[  850.906279]  ? save_stack+0x43/0xd0
[  850.909909]  ? kasan_kmalloc+0xc7/0xe0
[  850.913796]  ? kmem_cache_alloc_trace+0x152/0x750
[  850.918649]  ? ip_setup_cork+0x6b9/0x8a0
[  850.922711]  ? ip_append_data.part.49+0x13c/0x170
[  850.927556]  ? ip_append_data+0x6d/0x90
[  850.931542]  sock_alloc_send_skb+0x32/0x40
[  850.935780]  __ip_append_data.isra.48+0x15b8/0x29b0
[  850.940806]  ? icmp_push_reply+0x540/0x540
[  850.945052]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  850.950610]  ? ip_generic_getfrag+0x2e0/0x2e0
[  850.955109]  ? __lock_is_held+0xb5/0x140
[  850.959175]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  850.964710]  ? ipv4_mtu+0x39f/0x590
[  850.968342]  ? rt_acct_proc_show+0x370/0x370
[  850.972755]  ? ip_setup_cork+0x6b9/0x8a0
[  850.976816]  ? rcu_read_lock_sched_held+0x14f/0x180
[  850.981836]  ? kmem_cache_alloc_trace+0x353/0x750
[  850.986679]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  850.992221]  ? refcount_sub_and_test_checked+0x203/0x310
[  850.997681]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  851.003248]  ip_append_data.part.49+0xef/0x170
[  851.007837]  ? icmp_push_reply+0x540/0x540
[  851.012077]  ip_append_data+0x6d/0x90
[  851.015877]  ? icmp_push_reply+0x540/0x540
[  851.020118]  icmp_push_reply+0x18e/0x540
[  851.024193]  icmp_send+0x1544/0x1bd0
[  851.027907]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  851.033457]  ? icmp_route_lookup.constprop.23+0x1900/0x1900
[  851.039179]  ? zap_class+0x640/0x640
[  851.042927]  ? lock_downgrade+0x900/0x900
[  851.047077]  ? lock_acquire+0x1ed/0x520
[  851.051050]  ? neigh_timer_handler+0xa0/0xdf0
[  851.055553]  ? refcount_sub_and_test_checked+0x203/0x310
[  851.061009]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  851.065424]  ipv4_link_failure+0x2c/0x220
[  851.069570]  ? ipv4_link_failure+0x2c/0x220
[  851.073911]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  851.078332]  arp_error_report+0xd1/0x1c0
[  851.082399]  neigh_invalidate+0x246/0x550
[  851.086554]  neigh_timer_handler+0xb07/0xdf0
[  851.090978]  ? neigh_periodic_work+0xc60/0xc60
[  851.095576]  ? __lock_is_held+0xb5/0x140
[  851.099668]  call_timer_fn+0x272/0x920
[  851.103555]  ? neigh_periodic_work+0xc60/0xc60
[  851.108142]  ? process_timeout+0x40/0x40
[  851.112216]  ? __run_timers+0x7da/0xc70
[  851.116197]  ? _raw_spin_unlock_irq+0x27/0x80
[  851.120878]  ? _raw_spin_unlock_irq+0x27/0x80
[  851.125380]  ? neigh_periodic_work+0xc60/0xc60
[  851.129970]  ? lockdep_hardirqs_on+0x296/0x5b0
[  851.134557]  ? trace_hardirqs_on+0xbd/0x310
[  851.138892]  ? kasan_check_read+0x11/0x20
[  851.143066]  ? __run_timers+0x7da/0xc70
[  851.147053]  ? trace_hardirqs_off_caller+0x310/0x310
[  851.152163]  ? neigh_periodic_work+0xc60/0xc60
[  851.156750]  ? neigh_periodic_work+0xc60/0xc60
[  851.161332]  __run_timers+0x7e5/0xc70
[  851.165159]  ? timer_fixup_init+0x70/0x70
[  851.169328]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  851.174350]  ? zap_class+0x640/0x640
[  851.178069]  ? enqueue_hrtimer+0x1a5/0x560
[  851.182304]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  851.187505]  ? find_held_lock+0x36/0x1c0
[  851.191572]  ? zap_class+0x640/0x640
[  851.195302]  ? pvclock_read_flags+0x160/0x160
[  851.199799]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  851.205336]  ? check_preemption_disabled+0x48/0x280
[  851.210363]  ? __lock_is_held+0xb5/0x140
[  851.214430]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  851.219973]  ? check_preemption_disabled+0x48/0x280
[  851.224994]  run_timer_softirq+0x52/0xb0
[  851.229055]  ? rcu_read_lock_sched_held+0x14f/0x180
[  851.234075]  __do_softirq+0x308/0xb7e
[  851.237883]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  851.242383]  ? lock_downgrade+0x900/0x900
[  851.246547]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  851.251696]  ? pvclock_read_flags+0x160/0x160
[  851.256195]  ? lapic_next_event+0x5a/0x90
[  851.260347]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  851.265892]  ? kvm_clock_read+0x18/0x30
[  851.269865]  ? kvm_sched_clock_read+0x9/0x20
[  851.274278]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  851.279817]  ? check_preemption_disabled+0x48/0x280
[  851.284843]  irq_exit+0x17f/0x1c0
[  851.288318]  smp_apic_timer_interrupt+0x1cb/0x760
[  851.293162]  ? smp_reschedule_interrupt+0x109/0x650
[  851.298178]  ? smp_call_function_single_interrupt+0x650/0x650
[  851.304060]  ? interrupt_entry+0xb5/0xc0
[  851.308125]  ? trace_hardirqs_off_caller+0xbb/0x310
[  851.313141]  ? trace_hardirqs_off_caller+0xbb/0x310
[  851.318161]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  851.323002]  ? trace_hardirqs_on_caller+0x310/0x310
[  851.328020]  ? trace_hardirqs_on_caller+0x310/0x310
[  851.333050]  ? task_prio+0x50/0x50
[  851.336604]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  851.342142]  ? check_preemption_disabled+0x48/0x280
[  851.347163]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  851.352013]  apic_timer_interrupt+0xf/0x20
[  851.356241]  </IRQ>
[  851.358485] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  851.363415] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  851.382313] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  851.390016] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  851.397283] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  851.404551] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  851.411829] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  851.419097] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  851.426425]  skb_clone+0x1bb/0x500
[  851.429972]  ? skb_split+0x11e0/0x11e0
[  851.433861]  ? check_preemption_disabled+0x48/0x280
[  851.438884]  ? __this_cpu_preempt_check+0x1c/0x20
[  851.443726]  ? __bpf_redirect+0x54b/0xb20
[  851.447886]  bpf_clone_redirect+0xb9/0x490
[  851.452134]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  851.457158]  ? __sched_text_start+0x8/0x8
[  851.461307]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  851.466075]  ? find_held_lock+0x36/0x1c0
[  851.470147]  ? lock_acquire+0x1ed/0x520
[  851.474127]  ? bpf_test_run+0x3cb/0x780
[  851.478105]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  851.483645]  ? check_preemption_disabled+0x48/0x280
[  851.488672]  ? kasan_check_read+0x11/0x20
[  851.492819]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  851.498110]  ? rcu_softirq_qs+0x20/0x20
[  851.502086]  ? preempt_schedule+0x4d/0x60
[  851.506238]  ? ___preempt_schedule+0x16/0x18
[  851.510656]  ? bpf_test_run+0x25d/0x780
[  851.514646]  ? netlink_diag_dump+0x2a0/0x2a0
[  851.519056]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  851.524606]  ? bpf_test_init.isra.10+0x70/0x100
[  851.529282]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  851.534047]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  851.538892]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  851.544431]  ? fput+0x130/0x1a0
[  851.547713]  ? __bpf_prog_get+0x9b/0x290
[  851.551778]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  851.556628]  ? bpf_prog_test_run+0x130/0x1a0
[  851.561044]  ? __x64_sys_bpf+0x3db/0x520
[  851.565109]  ? bpf_prog_get+0x20/0x20
[  851.568933]  ? do_syscall_64+0x1b9/0x820
[  851.572996]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  851.578364]  ? syscall_return_slowpath+0x5e0/0x5e0
[  851.583297]  ? trace_hardirqs_on_caller+0x310/0x310
[  851.588317]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  851.593337]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  851.600005]  ? __switch_to_asm+0x40/0x70
[  851.604069]  ? __switch_to_asm+0x34/0x70
[  851.608138]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  851.612994]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  851.618383] CPU: 1 PID: 5951 Comm: cron Not tainted 4.20.0-rc1+ #152
[  851.618566] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  851.624895] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  851.635365] syz-executor5 cpuset=syz5 mems_allowed=0
[  851.644712] Call Trace:
[  851.652545]  <IRQ>
[  851.654701]  dump_stack+0x244/0x39d
[  851.658337]  ? dump_stack_print_info.cold.1+0x20/0x20
[  851.663546]  warn_alloc.cold.116+0xb7/0x1bd
[  851.667872]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  851.672719]  ? lock_downgrade+0x900/0x900
[  851.676875]  ? trace_hardirqs_off+0xb8/0x310
[  851.681291]  ? trace_hardirqs_off+0xb8/0x310
[  851.685713]  __alloc_pages_slowpath+0x26e8/0x2e10
[  851.690584]  ? warn_alloc+0x120/0x120
[  851.694404]  ? warn_alloc+0x120/0x120
[  851.698210]  ? __lock_acquire+0x62f/0x4c20
[  851.702444]  ? warn_alloc+0x120/0x120
[  851.706249]  ? print_usage_bug+0xc0/0xc0
[  851.710312]  ? print_usage_bug+0xc0/0xc0
[  851.714379]  ? mark_held_locks+0x130/0x130
[  851.718624]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  851.724165]  ? should_fail+0x22d/0xd01
[  851.728052]  ? zap_class+0x640/0x640
[  851.731855]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  851.736960]  ? __lock_acquire+0x62f/0x4c20
[  851.741217]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  851.746317]  ? should_fail+0x22d/0xd01
[  851.750220]  ? mark_held_locks+0x130/0x130
[  851.754461]  ? mark_held_locks+0x130/0x130
[  851.758695]  ? lock_downgrade+0x900/0x900
[  851.762844]  ? zap_class+0x640/0x640
[  851.766562]  ? zap_class+0x640/0x640
[  851.770289]  ? zap_class+0x640/0x640
[  851.774000]  ? do_raw_spin_unlock+0xa7/0x330
[  851.778412]  ? trace_hardirqs_on+0x310/0x310
[  851.782822]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  851.788364]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  851.793903]  ? check_preemption_disabled+0x48/0x280
[  851.798936]  ? __lock_is_held+0xb5/0x140
[  851.803003]  __alloc_pages_nodemask+0xa80/0xde0
[  851.807674]  ? zap_class+0x640/0x640
[  851.811395]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  851.816427]  ? find_held_lock+0x36/0x1c0
[  851.820502]  ? ____cache_alloc_node+0x1c7/0x1e0
[  851.825174]  ? lock_downgrade+0x900/0x900
[  851.829329]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  851.834877]  cache_grow_begin+0xa5/0x8c0
[  851.838942]  ? do_raw_spin_unlock+0xa7/0x330
[  851.843359]  fallback_alloc+0x204/0x2e0
[  851.847349]  ____cache_alloc_node+0x1c7/0x1e0
[  851.851852]  kmem_cache_alloc_node+0xe3/0x730
[  851.856350]  ? lockdep_hardirqs_on+0x296/0x5b0
[  851.860942]  __alloc_skb+0x119/0x770
[  851.864655]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  851.870026]  ? netdev_alloc_frag+0x1f0/0x1f0
[  851.874444]  ? vprintk_default+0x28/0x30
[  851.878504]  ? vprintk_func+0x85/0x181
[  851.882395]  ? printk+0xa7/0xcf
[  851.885675]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  851.890434]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  851.895548]  new_skb+0x26/0x1c0
[  851.898831]  aoecmd_cfg+0x279/0x7f0
[  851.902461]  ? find_held_lock+0x36/0x1c0
[  851.906529]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  851.910856]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  851.916408]  ? __lock_is_held+0xb5/0x140
[  851.920481]  discover_timer+0x50/0x60
[  851.924281]  call_timer_fn+0x272/0x920
[  851.928178]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  851.933022]  ? process_timeout+0x40/0x40
[  851.937093]  ? mark_held_locks+0xc7/0x130
[  851.941247]  ? _raw_spin_unlock_irq+0x27/0x80
[  851.945744]  ? _raw_spin_unlock_irq+0x27/0x80
[  851.950236]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  851.955083]  ? lockdep_hardirqs_on+0x296/0x5b0
[  851.959677]  ? trace_hardirqs_on+0xbd/0x310
[  851.964000]  ? kasan_check_read+0x11/0x20
[  851.968148]  ? __run_timers+0x7da/0xc70
[  851.972142]  ? trace_hardirqs_off_caller+0x310/0x310
[  851.977261]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  851.982110]  __run_timers+0x7e5/0xc70
[  851.986211]  ? timer_fixup_init+0x70/0x70
[  851.990360]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  851.995379]  ? zap_class+0x640/0x640
[  851.999102]  ? print_usage_bug+0xc0/0xc0
[  852.003170]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  852.008382]  ? find_held_lock+0x36/0x1c0
[  852.012449]  ? zap_class+0x640/0x640
[  852.016168]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  852.021710]  ? check_preemption_disabled+0x48/0x280
[  852.026740]  ? __lock_is_held+0xb5/0x140
[  852.030802]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  852.036346]  ? check_preemption_disabled+0x48/0x280
[  852.041370]  run_timer_softirq+0x52/0xb0
[  852.045430]  ? rcu_read_lock_sched_held+0x14f/0x180
[  852.050448]  __do_softirq+0x308/0xb7e
[  852.054290]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  852.058797]  ? lock_downgrade+0x900/0x900
[  852.062951]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  852.068080]  ? pvclock_read_flags+0x160/0x160
[  852.072594]  ? lapic_next_event+0x5a/0x90
[  852.076744]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  852.082282]  ? kvm_clock_read+0x18/0x30
[  852.086257]  ? kvm_sched_clock_read+0x9/0x20
[  852.090668]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  852.096207]  ? check_preemption_disabled+0x48/0x280
[  852.101243]  irq_exit+0x17f/0x1c0
[  852.104698]  smp_apic_timer_interrupt+0x1cb/0x760
[  852.109541]  ? smp_reschedule_interrupt+0x109/0x650
[  852.114560]  ? smp_call_function_single_interrupt+0x650/0x650
[  852.120450]  ? interrupt_entry+0xb5/0xc0
[  852.124513]  ? trace_hardirqs_off_caller+0xbb/0x310
[  852.129527]  ? trace_hardirqs_off_caller+0xbb/0x310
[  852.134545]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  852.139391]  ? trace_hardirqs_on_caller+0x310/0x310
[  852.144408]  ? trace_hardirqs_on_caller+0x310/0x310
[  852.149426]  ? task_prio+0x50/0x50
[  852.152978]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  852.158520]  ? check_preemption_disabled+0x48/0x280
[  852.163541]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  852.168406]  apic_timer_interrupt+0xf/0x20
[  852.172631]  </IRQ>
[  852.174874] RIP: 0010:lock_is_held_type+0x74/0x210
[  852.179804] Code: 8b 83 7c 08 00 00 85 c0 0f 85 46 01 00 00 48 c7 c7 a8 fb 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 <0f> 85 6c 01 00 00 48 83 3d c6 20 f1 07 00 0f 84 2a 01 00 00 9c 58
[  852.198700] RSP: 0000:ffff8801c78d5fd0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  852.206406] RAX: dffffc0000000000 RBX: ffff8801c505c140 RCX: 0000000000000000
[  852.213675] RDX: 1ffffffff12a3f75 RSI: 00000000ffffffff RDI: ffffffff8951fba8
[  852.220951] RBP: ffff8801c78d5ff0 R08: ffff8801c505c140 R09: ffffed003b5e5b67
[  852.228242] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: 1ffff10038f1ac03
[  852.235519] R13: ffffffff8959b980 R14: 0000000000000000 R15: ffffffffffffffff
[  852.242828]  rcu_read_lock_held+0xa9/0xc0
[  852.246979]  list_lru_count_one+0x31a/0x450
[  852.251303]  ? list_lru_isolate_move+0x3c0/0x3c0
[  852.256057]  ? shmem_free_inode+0xd0/0xd0
[  852.260209]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  852.265747]  ? ubifs_shrink_count+0xc4/0x100
[  852.270166]  super_cache_count+0x153/0x2e0
[  852.274409]  do_shrink_slab+0x1b1/0xd30
[  852.278391]  ? lock_acquire+0x1ed/0x520
[  852.282369]  ? snapshot_refaults+0x290/0x290
[  852.286781]  ? lock_release+0xa00/0xa00
[  852.290762]  ? perf_trace_sched_process_exec+0x860/0x860
[  852.296229]  ? down_read_trylock+0xda/0x140
[  852.300548]  ? shrink_slab+0x207/0x8c0
[  852.304436]  ? downgrade_write+0x270/0x270
[  852.308682]  shrink_slab+0x389/0x8c0
[  852.312404]  ? shrink_active_list+0x1f00/0x1f00
[  852.317085]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  852.322723]  ? trace_hardirqs_on+0xbd/0x310
[  852.327050]  ? vmpressure+0x271/0x340
[  852.330854]  ? trace_hardirqs_off_caller+0x310/0x310
[  852.335968]  ? cgroup_procs_write_finish+0xf0/0xf0
[  852.340915]  shrink_node+0x431/0x16b0
[  852.344716]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  852.350062]  ? shrink_node_memcg+0x18f0/0x18f0
[  852.354664]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  852.359250]  ? trace_hardirqs_on+0xbd/0x310
[  852.363569]  ? vmpressure+0x271/0x340
[  852.367376]  ? do_raw_spin_unlock+0xa7/0x330
[  852.371787]  ? do_raw_spin_trylock+0x270/0x270
[  852.376420]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  852.381972]  ? __cpuset_node_allowed+0x19b/0x660
[  852.386736]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  852.392448]  ? vmpressure+0x1a2/0x340
[  852.396285]  do_try_to_free_pages+0x3e7/0x1290
[  852.400865]  ? zap_class+0x640/0x640
[  852.404620]  ? shrink_node+0x16b0/0x16b0
[  852.408687]  ? __lock_is_held+0xb5/0x140
[  852.412763]  try_to_free_pages+0x4d0/0xb90
[  852.417018]  ? do_try_to_free_pages+0x1290/0x1290
[  852.421875]  ? lock_acquire+0x1ed/0x520
[  852.425866]  ? set_page_refcounted+0x280/0x280
[  852.430456]  ? lock_release+0xa00/0xa00
[  852.434430]  ? _raw_spin_unlock_irq+0x60/0x80
[  852.438924]  ? psi_memstall_enter+0x240/0x2b0
[  852.443421]  ? psi_memstall_tick+0x230/0x230
[  852.447841]  __alloc_pages_slowpath+0xa14/0x2e10
[  852.452636]  ? warn_alloc+0x120/0x120
[  852.456439]  ? mark_held_locks+0x130/0x130
[  852.460689]  ? find_get_entry+0xaae/0x1120
[  852.464937]  ? filemap_map_pages+0x1a20/0x1a20
[  852.469524]  ? zap_class+0x640/0x640
[  852.473245]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  852.478785]  ? check_preemption_disabled+0x48/0x280
[  852.483800]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  852.489351]  ? should_fail+0x22d/0xd01
[  852.493243]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  852.498346]  ? zap_class+0x640/0x640
[  852.502086]  ? __lock_is_held+0xb5/0x140
[  852.506166]  ? mark_held_locks+0x130/0x130
[  852.510409]  ? lock_release+0xa00/0xa00
[  852.514385]  ? perf_trace_sched_process_exec+0x860/0x860
[  852.519840]  ? xa_load+0x2ba/0x460
[  852.523384]  ? lock_downgrade+0x900/0x900
[  852.527538]  ? __might_sleep+0x95/0x190
[  852.531519]  __alloc_pages_nodemask+0xa80/0xde0
[  852.536208]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  852.541260]  ? __page_cache_alloc+0x191/0x5c0
[  852.545755]  ? xa_load+0x2e1/0x460
[  852.549346]  ? xa_clear_mark+0x40/0x40
[  852.553249]  ? zap_class+0x640/0x640
[  852.556973]  ? zap_class+0x640/0x640
[  852.560688]  ? zap_class+0x640/0x640
[  852.564405]  ? __do_page_cache_readahead+0x663/0x810
[  852.569515]  ? find_held_lock+0x36/0x1c0
[  852.573580]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  852.579137]  alloc_pages_current+0x173/0x350
[  852.583553]  __page_cache_alloc+0x38c/0x5c0
[  852.587929]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  852.592859]  ? kasan_check_read+0x11/0x20
[  852.597004]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  852.602284]  ? generic_perform_write+0x6a0/0x6a0
[  852.607041]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  852.612580]  ? check_preemption_disabled+0x48/0x280
[  852.617620]  filemap_fault+0x1595/0x25f0
[  852.621698]  ? __lock_page_or_retry+0xa00/0xa00
[  852.626371]  ? mark_held_locks+0x130/0x130
[  852.630621]  ? filemap_map_pages+0xd6b/0x1a20
[  852.635125]  ? lock_downgrade+0x900/0x900
[  852.639275]  ? check_preemption_disabled+0x48/0x280
[  852.644310]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  852.649240]  ? kasan_check_read+0x11/0x20
[  852.653417]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  852.658721]  ? rcu_softirq_qs+0x20/0x20
[  852.662711]  ? filemap_map_pages+0xd92/0x1a20
[  852.667250]  ? find_get_entries_tag+0x1400/0x1400
[  852.672150]  ? lock_acquire+0x1ed/0x520
[  852.676123]  ? ext4_filemap_fault+0x7a/0xad
[  852.680451]  ? lock_release+0xa00/0xa00
[  852.684458]  ? perf_trace_sched_process_exec+0x860/0x860
[  852.689906]  ? mark_held_locks+0x130/0x130
[  852.694139]  ? print_usage_bug+0xc0/0xc0
[  852.698205]  ? print_usage_bug+0xc0/0xc0
[  852.702277]  ? down_read+0x8d/0x120
[  852.705900]  ? ext4_filemap_fault+0x7a/0xad
[  852.710222]  ? __down_interruptible+0x700/0x700
[  852.714899]  ext4_filemap_fault+0x82/0xad
[  852.719062]  __do_fault+0x100/0x6b0
[  852.722708]  ? pmd_devmap_trans_unstable+0x220/0x220
[  852.727846]  ? mark_held_locks+0x130/0x130
[  852.732131]  ? mark_held_locks+0x130/0x130
[  852.736371]  ? hrtimer_forward+0x2a0/0x2a0
[  852.740632]  ? hrtimer_start_range_ns+0x6c4/0xe00
[  852.745485]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  852.751035]  __handle_mm_fault+0x3ea0/0x5be0
[  852.755456]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  852.760300]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  852.765416]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  852.770522]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  852.775115]  ? trace_hardirqs_on+0xbd/0x310
[  852.779436]  ? kasan_check_read+0x11/0x20
[  852.783594]  ? __free_object+0x173/0x340
[  852.787676]  ? zap_class+0x640/0x640
[  852.791413]  ? zap_class+0x640/0x640
[  852.795127]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  852.800254]  ? find_held_lock+0x36/0x1c0
[  852.804353]  ? handle_mm_fault+0x42a/0xc70
[  852.808595]  ? lock_downgrade+0x900/0x900
[  852.812743]  ? check_preemption_disabled+0x48/0x280
[  852.817780]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  852.822717]  ? kasan_check_read+0x11/0x20
[  852.826864]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  852.832169]  ? rcu_softirq_qs+0x20/0x20
[  852.836143]  ? trace_hardirqs_off_caller+0x310/0x310
[  852.841255]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  852.846793]  ? check_preemption_disabled+0x48/0x280
[  852.851817]  handle_mm_fault+0x54f/0xc70
[  852.855882]  ? __handle_mm_fault+0x5be0/0x5be0
[  852.860497]  ? find_vma+0x34/0x190
[  852.864046]  __do_page_fault+0x5e8/0xe60
[  852.868223]  ? trace_hardirqs_off+0xb8/0x310
[  852.872646]  do_page_fault+0xf2/0x7e0
[  852.876449]  ? vmalloc_sync_all+0x30/0x30
[  852.880609]  ? error_entry+0x70/0xd0
[  852.884330]  ? trace_hardirqs_off_caller+0xbb/0x310
[  852.889348]  ? trace_hardirqs_on_caller+0xc0/0x310
[  852.894288]  ? syscall_return_slowpath+0x5e0/0x5e0
[  852.899214]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  852.904058]  ? trace_hardirqs_on_caller+0x310/0x310
[  852.909074]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  852.914542]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  852.919560]  ? prepare_exit_to_usermode+0x291/0x3b0
[  852.924595]  ? page_fault+0x8/0x30
[  852.928169]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  852.933015]  ? page_fault+0x8/0x30
[  852.936555]  page_fault+0x1e/0x30
[  852.940016] RIP: 0033:0x7f379df38e40
[  852.943743] Code: Bad RIP value.
[  852.947112] RSP: 002b:00007fff016452d8 EFLAGS: 00010246
[  852.952471] RAX: 0000000000000000 RBX: 00007fff01645400 RCX: 00007f379df38e40
[  852.959740] RDX: 0000000000000000 RSI: 00007fff01645480 RDI: 00007fff01645480
[  852.967008] RBP: 00007fff01645380 R08: 00007fff016452e0 R09: 0000000000000000
[  852.974279] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  852.981541] R13: 00007fff016455e0 R14: 0000000000000000 R15: 0000000000000000
[  852.988847] warn_alloc_show_mem: 1 callbacks suppressed
[  852.988860] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  852.988861] Mem-Info:
[  852.988893] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  852.988893]  active_file:8 inactive_file:18 isolated_file:0
[  852.988893]  unevictable:0 dirty:0 writeback:0 unstable:0
[  852.988893]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  852.988893]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  852.988893]  free:13785 free_pcp:451 free_cma:0
[  852.994242] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  853.001615] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  853.004013] Call Trace:
[  853.036979] 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
[  853.046338]  <IRQ>
[  853.074177] lowmem_reserve[]: 0 2818 6321 6321
[  853.076759]  dump_stack+0x244/0x39d
[  853.102836] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  853.104993]  ? dump_stack_print_info.cold.1+0x20/0x20
[  853.109564] lowmem_reserve[]: 0 0 3503 3503
[  853.113230]  warn_alloc.cold.116+0xb7/0x1bd
[  853.141031] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  853.146220]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  853.150531] lowmem_reserve[]: 0 0 0 0
[  853.154865]  ? lock_downgrade+0x900/0x900
[  853.184073] 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
[  853.188927]  ? trace_hardirqs_off+0xb8/0x310
[  853.192694] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  853.196841]  ? trace_hardirqs_off+0xb8/0x310
[  853.210337] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  853.214742]  __alloc_pages_slowpath+0x26e8/0x2e10
[  853.229893] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  853.234312]  ? warn_alloc+0x120/0x120
[  853.248837] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  853.253670]  ? warn_alloc+0x120/0x120
[  853.262508] 3988 total pagecache pages
[  853.266300]  ? check_preemption_disabled+0x48/0x280
[  853.274853] 0 pages in swap cache
[  853.278651]  ? warn_alloc+0x120/0x120
[  853.282516] Swap cache stats: add 0, delete 0, find 0/0
[  853.287524]  ? print_usage_bug+0xc0/0xc0
[  853.290948] Free swap  = 0kB
[  853.294739]  ? print_usage_bug+0xc0/0xc0
[  853.300074] Total swap = 0kB
[  853.304143]  ? zap_class+0x640/0x640
[  853.307135] 1965979 pages RAM
[  853.311192]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  853.314182] 0 pages HighMem/MovableOnly
[  853.317886]  ? should_fail+0x22d/0xd01
[  853.320968] 342853 pages reserved
[  853.326502]  ? get_stack_info+0x37/0x142
[  853.330446] 0 pages cma reserved
[  853.334327]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  853.337820] aoe: skb alloc failure
[  853.341819]  ? __lock_acquire+0x62f/0x4c20
[  853.345256] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  853.350294]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  853.353808] cron cpuset=/ mems_allowed=0
[  853.358038]  ? __lock_acquire+0x62f/0x4c20
[  853.381139]  ? should_fail+0x22d/0xd01
[  853.385036]  ? mark_held_locks+0x130/0x130
[  853.389293]  ? mark_held_locks+0x130/0x130
[  853.393545]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  853.398825]  ? rcu_softirq_qs+0x20/0x20
[  853.402799]  ? rcu_softirq_qs+0x20/0x20
[  853.406769]  ? unwind_dump+0x190/0x190
[  853.410668]  ? zap_class+0x640/0x640
[  853.414387]  ? print_usage_bug+0xc0/0xc0
[  853.418467]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  853.424009]  ? check_preemption_disabled+0x48/0x280
[  853.429048]  ? __lock_is_held+0xb5/0x140
[  853.433117]  __alloc_pages_nodemask+0xa80/0xde0
[  853.437819]  ? zap_class+0x640/0x640
[  853.441543]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  853.446585]  ? find_held_lock+0x36/0x1c0
[  853.450678]  ? ____cache_alloc_node+0x1c7/0x1e0
[  853.455350]  ? lock_downgrade+0x900/0x900
[  853.459529]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  853.465070]  cache_grow_begin+0xa5/0x8c0
[  853.469133]  ? do_raw_spin_unlock+0xa7/0x330
[  853.473553]  fallback_alloc+0x204/0x2e0
[  853.477541]  ____cache_alloc_node+0x1c7/0x1e0
[  853.482043]  kmem_cache_alloc_node+0xe3/0x730
[  853.486539]  ? pskb_put+0xb0/0xb0
[  853.490000]  __alloc_skb+0x119/0x770
[  853.493720]  ? netdev_alloc_frag+0x1f0/0x1f0
[  853.498129]  ? atomic_notifier_call_chain+0xc6/0x190
[  853.503237]  ? lock_downgrade+0x900/0x900
[  853.507385]  ? check_preemption_disabled+0x48/0x280
[  853.512409]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  853.517342]  ? kasan_check_read+0x11/0x20
[  853.521489]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  853.526770]  ? rcu_softirq_qs+0x20/0x20
[  853.530746]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  853.535155]  ? do_raw_write_trylock+0x270/0x270
[  853.539832]  __neigh_notify+0x8c/0x160
[  853.543726]  neigh_timer_handler+0x6cb/0xdf0
[  853.548139]  ? neigh_periodic_work+0xc60/0xc60
[  853.552723]  ? __lock_is_held+0xb5/0x140
[  853.556798]  call_timer_fn+0x272/0x920
[  853.560683]  ? neigh_periodic_work+0xc60/0xc60
[  853.565264]  ? process_timeout+0x40/0x40
[  853.569331]  ? __run_timers+0x7da/0xc70
[  853.573310]  ? _raw_spin_unlock_irq+0x27/0x80
[  853.577803]  ? _raw_spin_unlock_irq+0x27/0x80
[  853.582294]  ? neigh_periodic_work+0xc60/0xc60
[  853.586875]  ? lockdep_hardirqs_on+0x296/0x5b0
[  853.591458]  ? trace_hardirqs_on+0xbd/0x310
[  853.595780]  ? kasan_check_read+0x11/0x20
[  853.599924]  ? __run_timers+0x7da/0xc70
[  853.603901]  ? trace_hardirqs_off_caller+0x310/0x310
[  853.609009]  ? neigh_periodic_work+0xc60/0xc60
[  853.613609]  ? neigh_periodic_work+0xc60/0xc60
[  853.618195]  __run_timers+0x7e5/0xc70
[  853.622004]  ? timer_fixup_init+0x70/0x70
[  853.626156]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  853.631186]  ? zap_class+0x640/0x640
[  853.634922]  ? enqueue_hrtimer+0x1a5/0x560
[  853.639160]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  853.644357]  ? find_held_lock+0x36/0x1c0
[  853.648424]  ? zap_class+0x640/0x640
[  853.652145]  ? pvclock_read_flags+0x160/0x160
[  853.656644]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  853.662183]  ? check_preemption_disabled+0x48/0x280
[  853.667244]  ? __lock_is_held+0xb5/0x140
[  853.671320]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  853.676860]  ? check_preemption_disabled+0x48/0x280
[  853.681880]  run_timer_softirq+0x52/0xb0
[  853.685952]  ? rcu_read_lock_sched_held+0x14f/0x180
[  853.690973]  __do_softirq+0x308/0xb7e
[  853.694782]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  853.699276]  ? lock_downgrade+0x900/0x900
[  853.703426]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  853.708551]  ? pvclock_read_flags+0x160/0x160
[  853.713047]  ? lapic_next_event+0x5a/0x90
[  853.717200]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  853.722754]  ? kvm_clock_read+0x18/0x30
[  853.726727]  ? kvm_sched_clock_read+0x9/0x20
[  853.731140]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  853.736699]  ? check_preemption_disabled+0x48/0x280
[  853.741726]  irq_exit+0x17f/0x1c0
[  853.745176]  smp_apic_timer_interrupt+0x1cb/0x760
[  853.750063]  ? smp_reschedule_interrupt+0x109/0x650
[  853.755093]  ? smp_call_function_single_interrupt+0x650/0x650
[  853.760974]  ? interrupt_entry+0xb5/0xc0
[  853.765036]  ? trace_hardirqs_off_caller+0xbb/0x310
[  853.770060]  ? trace_hardirqs_off_caller+0xbb/0x310
[  853.775078]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  853.779920]  ? trace_hardirqs_on_caller+0x310/0x310
[  853.784934]  ? trace_hardirqs_on_caller+0x310/0x310
[  853.789956]  ? task_prio+0x50/0x50
[  853.793516]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  853.799057]  ? check_preemption_disabled+0x48/0x280
[  853.804095]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  853.808943]  apic_timer_interrupt+0xf/0x20
[  853.813171]  </IRQ>
[  853.815416] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  853.820346] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  853.839246] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  853.846953] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  853.854220] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  853.861503] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  853.868773] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  853.876041] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  853.883355]  skb_clone+0x1bb/0x500
[  853.886902]  ? skb_split+0x11e0/0x11e0
[  853.890817]  ? check_preemption_disabled+0x48/0x280
[  853.895889]  ? __this_cpu_preempt_check+0x1c/0x20
[  853.900735]  ? __bpf_redirect+0x54b/0xb20
[  853.904893]  bpf_clone_redirect+0xb9/0x490
[  853.909139]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  853.914162]  ? __sched_text_start+0x8/0x8
[  853.918315]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  853.923086]  ? find_held_lock+0x36/0x1c0
[  853.927157]  ? lock_acquire+0x1ed/0x520
[  853.931135]  ? bpf_test_run+0x3cb/0x780
[  853.935111]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  853.940664]  ? check_preemption_disabled+0x48/0x280
[  853.945689]  ? kasan_check_read+0x11/0x20
[  853.949837]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  853.955111]  ? rcu_softirq_qs+0x20/0x20
[  853.959086]  ? preempt_schedule+0x4d/0x60
[  853.963235]  ? ___preempt_schedule+0x16/0x18
[  853.967657]  ? bpf_test_run+0x25d/0x780
[  853.971650]  ? netlink_diag_dump+0x2a0/0x2a0
[  853.976092]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  853.981645]  ? bpf_test_init.isra.10+0x70/0x100
[  853.986796]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  853.991563]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  853.996417]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  854.001957]  ? fput+0x130/0x1a0
[  854.005243]  ? __bpf_prog_get+0x9b/0x290
[  854.009309]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  854.014188]  ? bpf_prog_test_run+0x130/0x1a0
[  854.018640]  ? __x64_sys_bpf+0x3db/0x520
[  854.022705]  ? bpf_prog_get+0x20/0x20
[  854.026531]  ? do_syscall_64+0x1b9/0x820
[  854.030603]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  854.035971]  ? syscall_return_slowpath+0x5e0/0x5e0
[  854.040927]  ? trace_hardirqs_on_caller+0x310/0x310
[  854.045944]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  854.050981]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  854.057652]  ? __switch_to_asm+0x40/0x70
[  854.061714]  ? __switch_to_asm+0x34/0x70
[  854.065798]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  854.070679]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  854.076068] CPU: 1 PID: 5951 Comm: cron Not tainted 4.20.0-rc1+ #152
[  854.076340] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  854.082902] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  854.093370] syz-executor5 cpuset=syz5 mems_allowed=0
[  854.102713] Call Trace:
[  854.110371]  <IRQ>
[  854.112529]  dump_stack+0x244/0x39d
[  854.116167]  ? dump_stack_print_info.cold.1+0x20/0x20
[  854.121369]  warn_alloc.cold.116+0xb7/0x1bd
[  854.125697]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  854.130545]  ? lock_downgrade+0x900/0x900
[  854.134701]  ? trace_hardirqs_off+0xb8/0x310
[  854.139124]  ? trace_hardirqs_off+0xb8/0x310
[  854.143540]  __alloc_pages_slowpath+0x26e8/0x2e10
[  854.148412]  ? warn_alloc+0x120/0x120
[  854.152219]  ? warn_alloc+0x120/0x120
[  854.156026]  ? warn_alloc+0x120/0x120
[  854.159836]  ? print_usage_bug+0xc0/0xc0
[  854.163905]  ? print_usage_bug+0xc0/0xc0
[  854.167969]  ? ktime_get+0x2c1/0x400
[  854.171697]  ? check_preemption_disabled+0x48/0x280
[  854.176713]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  854.181211]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  854.186749]  ? should_fail+0x22d/0xd01
[  854.190638]  ? kasan_check_read+0x11/0x20
[  854.194794]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  854.199903]  ? __lock_acquire+0x62f/0x4c20
[  854.204158]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  854.209263]  ? should_fail+0x22d/0xd01
[  854.213155]  ? print_usage_bug+0xc0/0xc0
[  854.217228]  ? mark_held_locks+0x130/0x130
[  854.221468]  ? mark_held_locks+0x130/0x130
[  854.225715]  ? check_preemption_disabled+0x48/0x280
[  854.230744]  ? zap_class+0x640/0x640
[  854.234472]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  854.239231]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  854.244768]  ? check_preemption_disabled+0x48/0x280
[  854.249793]  ? __lock_is_held+0xb5/0x140
[  854.253864]  __alloc_pages_nodemask+0xa80/0xde0
[  854.258531]  ? zap_class+0x640/0x640
[  854.262251]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  854.267280]  ? find_held_lock+0x36/0x1c0
[  854.271356]  ? ____cache_alloc_node+0x1c7/0x1e0
[  854.276058]  ? lock_downgrade+0x900/0x900
[  854.280235]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  854.285791]  cache_grow_begin+0xa5/0x8c0
[  854.289852]  ? do_raw_spin_unlock+0xa7/0x330
[  854.294284]  fallback_alloc+0x204/0x2e0
[  854.298315]  ____cache_alloc_node+0x1c7/0x1e0
[  854.302816]  kmem_cache_alloc_node+0xe3/0x730
[  854.307309]  ? lockdep_hardirqs_on+0x296/0x5b0
[  854.311920]  __alloc_skb+0x119/0x770
[  854.315634]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  854.321002]  ? netdev_alloc_frag+0x1f0/0x1f0
[  854.325418]  ? vprintk_default+0x28/0x30
[  854.329495]  ? vprintk_func+0x85/0x181
[  854.333383]  ? printk+0xa7/0xcf
[  854.336666]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  854.341423]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  854.346537]  new_skb+0x26/0x1c0
[  854.349817]  aoecmd_cfg+0x279/0x7f0
[  854.353477]  ? find_held_lock+0x36/0x1c0
[  854.357553]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  854.361881]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  854.367430]  ? __lock_is_held+0xb5/0x140
[  854.371504]  discover_timer+0x50/0x60
[  854.375305]  call_timer_fn+0x272/0x920
[  854.379197]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  854.384038]  ? process_timeout+0x40/0x40
[  854.388125]  ? mark_held_locks+0xc7/0x130
[  854.392278]  ? _raw_spin_unlock_irq+0x27/0x80
[  854.396770]  ? _raw_spin_unlock_irq+0x27/0x80
[  854.401267]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  854.406119]  ? lockdep_hardirqs_on+0x296/0x5b0
[  854.410706]  ? trace_hardirqs_on+0xbd/0x310
[  854.415028]  ? kasan_check_read+0x11/0x20
[  854.419194]  ? __run_timers+0x7da/0xc70
[  854.423173]  ? trace_hardirqs_off_caller+0x310/0x310
[  854.428290]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  854.433150]  __run_timers+0x7e5/0xc70
[  854.436960]  ? timer_fixup_init+0x70/0x70
[  854.441118]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  854.446137]  ? zap_class+0x640/0x640
[  854.449857]  ? print_usage_bug+0xc0/0xc0
[  854.453921]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  854.459145]  ? find_held_lock+0x36/0x1c0
[  854.463211]  ? zap_class+0x640/0x640
[  854.466932]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  854.472475]  ? check_preemption_disabled+0x48/0x280
[  854.477516]  ? __lock_is_held+0xb5/0x140
[  854.481578]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  854.487136]  ? check_preemption_disabled+0x48/0x280
[  854.492157]  run_timer_softirq+0x52/0xb0
[  854.496216]  ? rcu_read_lock_sched_held+0x14f/0x180
[  854.501234]  __do_softirq+0x308/0xb7e
[  854.505038]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  854.509531]  ? lock_downgrade+0x900/0x900
[  854.513683]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  854.518808]  ? pvclock_read_flags+0x160/0x160
[  854.523307]  ? lapic_next_event+0x5a/0x90
[  854.527471]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  854.533010]  ? kvm_clock_read+0x18/0x30
[  854.536984]  ? kvm_sched_clock_read+0x9/0x20
[  854.541397]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  854.546945]  ? check_preemption_disabled+0x48/0x280
[  854.551970]  irq_exit+0x17f/0x1c0
[  854.555437]  smp_apic_timer_interrupt+0x1cb/0x760
[  854.560281]  ? smp_reschedule_interrupt+0x109/0x650
[  854.565302]  ? smp_call_function_single_interrupt+0x650/0x650
[  854.571190]  ? interrupt_entry+0xb5/0xc0
[  854.575256]  ? trace_hardirqs_off_caller+0xbb/0x310
[  854.580271]  ? trace_hardirqs_off_caller+0xbb/0x310
[  854.585289]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  854.590138]  ? trace_hardirqs_on_caller+0x310/0x310
[  854.595148]  ? trace_hardirqs_on_caller+0x310/0x310
[  854.600167]  ? task_prio+0x50/0x50
[  854.603726]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  854.609282]  ? check_preemption_disabled+0x48/0x280
[  854.614303]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  854.619154]  apic_timer_interrupt+0xf/0x20
[  854.623380]  </IRQ>
[  854.625628] RIP: 0010:lock_is_held_type+0x74/0x210
[  854.630557] Code: 8b 83 7c 08 00 00 85 c0 0f 85 46 01 00 00 48 c7 c7 a8 fb 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 <0f> 85 6c 01 00 00 48 83 3d c6 20 f1 07 00 0f 84 2a 01 00 00 9c 58
[  854.649465] RSP: 0000:ffff8801c78d5fd0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  854.657171] RAX: dffffc0000000000 RBX: ffff8801c505c140 RCX: 0000000000000000
[  854.664933] RDX: 1ffffffff12a3f75 RSI: 00000000ffffffff RDI: ffffffff8951fba8
[  854.672208] RBP: ffff8801c78d5ff0 R08: ffff8801c505c140 R09: ffffed003b5e5b67
[  854.679484] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: 1ffff10038f1ac03
[  854.686749] R13: ffffffff8959b980 R14: 0000000000000000 R15: ffffffffffffffff
[  854.694050]  rcu_read_lock_held+0xa9/0xc0
[  854.698201]  list_lru_count_one+0x31a/0x450
[  854.702526]  ? list_lru_isolate_move+0x3c0/0x3c0
[  854.707280]  ? shmem_free_inode+0xd0/0xd0
[  854.711433]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  854.716974]  ? ubifs_shrink_count+0xc4/0x100
[  854.721403]  super_cache_count+0x153/0x2e0
[  854.725643]  do_shrink_slab+0x1b1/0xd30
[  854.729632]  ? lock_acquire+0x1ed/0x520
[  854.733634]  ? snapshot_refaults+0x290/0x290
[  854.738043]  ? lock_release+0xa00/0xa00
[  854.742027]  ? perf_trace_sched_process_exec+0x860/0x860
[  854.747488]  ? down_read_trylock+0xda/0x140
[  854.751806]  ? shrink_slab+0x207/0x8c0
[  854.755697]  ? downgrade_write+0x270/0x270
[  854.759944]  shrink_slab+0x389/0x8c0
[  854.763663]  ? shrink_active_list+0x1f00/0x1f00
[  854.768343]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  854.773971]  ? trace_hardirqs_on+0xbd/0x310
[  854.778292]  ? vmpressure+0x271/0x340
[  854.782104]  ? trace_hardirqs_off_caller+0x310/0x310
[  854.787228]  ? cgroup_procs_write_finish+0xf0/0xf0
[  854.792196]  shrink_node+0x431/0x16b0
[  854.796001]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  854.801314]  ? shrink_node_memcg+0x18f0/0x18f0
[  854.805891]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  854.810473]  ? trace_hardirqs_on+0xbd/0x310
[  854.814797]  ? vmpressure+0x271/0x340
[  854.818607]  ? do_raw_spin_unlock+0xa7/0x330
[  854.823019]  ? do_raw_spin_trylock+0x270/0x270
[  854.827621]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  854.833163]  ? __cpuset_node_allowed+0x19b/0x660
[  854.837921]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  854.843637]  ? vmpressure+0x1a2/0x340
[  854.847448]  do_try_to_free_pages+0x3e7/0x1290
[  854.852033]  ? zap_class+0x640/0x640
[  854.855770]  ? shrink_node+0x16b0/0x16b0
[  854.859836]  ? __lock_is_held+0xb5/0x140
[  854.863911]  try_to_free_pages+0x4d0/0xb90
[  854.868155]  ? do_try_to_free_pages+0x1290/0x1290
[  854.873042]  ? lock_acquire+0x1ed/0x520
[  854.877020]  ? set_page_refcounted+0x280/0x280
[  854.881628]  ? lock_release+0xa00/0xa00
[  854.885629]  ? _raw_spin_unlock_irq+0x60/0x80
[  854.890126]  ? psi_memstall_enter+0x240/0x2b0
[  854.894627]  ? psi_memstall_tick+0x230/0x230
[  854.899068]  __alloc_pages_slowpath+0xa14/0x2e10
[  854.903857]  ? warn_alloc+0x120/0x120
[  854.907655]  ? mark_held_locks+0x130/0x130
[  854.911895]  ? find_get_entry+0xaae/0x1120
[  854.916145]  ? filemap_map_pages+0x1a20/0x1a20
[  854.920736]  ? zap_class+0x640/0x640
[  854.924459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  854.930001]  ? check_preemption_disabled+0x48/0x280
[  854.935019]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  854.940562]  ? should_fail+0x22d/0xd01
[  854.944460]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  854.949582]  ? zap_class+0x640/0x640
[  854.953333]  ? __lock_is_held+0xb5/0x140
[  854.957402]  ? mark_held_locks+0x130/0x130
[  854.961639]  ? lock_release+0xa00/0xa00
[  854.965618]  ? perf_trace_sched_process_exec+0x860/0x860
[  854.971070]  ? xa_load+0x2ba/0x460
[  854.974638]  ? lock_downgrade+0x900/0x900
[  854.978792]  ? __might_sleep+0x95/0x190
[  854.982776]  __alloc_pages_nodemask+0xa80/0xde0
[  854.987456]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  854.992473]  ? __page_cache_alloc+0x191/0x5c0
[  854.996971]  ? xa_load+0x2e1/0x460
[  855.000516]  ? xa_clear_mark+0x40/0x40
[  855.004404]  ? zap_class+0x640/0x640
[  855.008136]  ? zap_class+0x640/0x640
[  855.011848]  ? zap_class+0x640/0x640
[  855.015561]  ? __do_page_cache_readahead+0x663/0x810
[  855.020677]  ? find_held_lock+0x36/0x1c0
[  855.024745]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  855.030307]  alloc_pages_current+0x173/0x350
[  855.034737]  __page_cache_alloc+0x38c/0x5c0
[  855.039060]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  855.043994]  ? kasan_check_read+0x11/0x20
[  855.048141]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  855.053434]  ? generic_perform_write+0x6a0/0x6a0
[  855.058191]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  855.063733]  ? check_preemption_disabled+0x48/0x280
[  855.068759]  filemap_fault+0x1595/0x25f0
[  855.072862]  ? __lock_page_or_retry+0xa00/0xa00
[  855.077551]  ? mark_held_locks+0x130/0x130
[  855.081795]  ? filemap_map_pages+0xd6b/0x1a20
[  855.086291]  ? lock_downgrade+0x900/0x900
[  855.090444]  ? check_preemption_disabled+0x48/0x280
[  855.095478]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  855.100405]  ? kasan_check_read+0x11/0x20
[  855.104551]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  855.109847]  ? rcu_softirq_qs+0x20/0x20
[  855.113838]  ? filemap_map_pages+0xd92/0x1a20
[  855.118891]  ? find_get_entries_tag+0x1400/0x1400
[  855.123757]  ? lock_acquire+0x1ed/0x520
[  855.127735]  ? ext4_filemap_fault+0x7a/0xad
[  855.132147]  ? lock_release+0xa00/0xa00
[  855.136134]  ? perf_trace_sched_process_exec+0x860/0x860
[  855.141583]  ? mark_held_locks+0x130/0x130
[  855.145829]  ? print_usage_bug+0xc0/0xc0
[  855.149893]  ? print_usage_bug+0xc0/0xc0
[  855.153970]  ? down_read+0x8d/0x120
[  855.157601]  ? ext4_filemap_fault+0x7a/0xad
[  855.161929]  ? __down_interruptible+0x700/0x700
[  855.166614]  ext4_filemap_fault+0x82/0xad
[  855.170765]  __do_fault+0x100/0x6b0
[  855.174398]  ? pmd_devmap_trans_unstable+0x220/0x220
[  855.179508]  ? mark_held_locks+0x130/0x130
[  855.183748]  ? mark_held_locks+0x130/0x130
[  855.187991]  ? hrtimer_forward+0x2a0/0x2a0
[  855.192229]  ? hrtimer_start_range_ns+0x6c4/0xe00
[  855.197086]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  855.202654]  __handle_mm_fault+0x3ea0/0x5be0
[  855.207086]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  855.211938]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  855.217039]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  855.222145]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  855.226730]  ? trace_hardirqs_on+0xbd/0x310
[  855.231048]  ? kasan_check_read+0x11/0x20
[  855.235233]  ? __free_object+0x173/0x340
[  855.239337]  ? zap_class+0x640/0x640
[  855.243046]  ? zap_class+0x640/0x640
[  855.246756]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  855.251865]  ? find_held_lock+0x36/0x1c0
[  855.255941]  ? handle_mm_fault+0x42a/0xc70
[  855.260196]  ? lock_downgrade+0x900/0x900
[  855.264345]  ? check_preemption_disabled+0x48/0x280
[  855.269368]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  855.274302]  ? kasan_check_read+0x11/0x20
[  855.278448]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  855.283726]  ? rcu_softirq_qs+0x20/0x20
[  855.287700]  ? trace_hardirqs_off_caller+0x310/0x310
[  855.292807]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  855.298348]  ? check_preemption_disabled+0x48/0x280
[  855.303386]  handle_mm_fault+0x54f/0xc70
[  855.307450]  ? __handle_mm_fault+0x5be0/0x5be0
[  855.312038]  ? find_vma+0x34/0x190
[  855.315594]  __do_page_fault+0x5e8/0xe60
[  855.319663]  ? trace_hardirqs_off+0xb8/0x310
[  855.324088]  do_page_fault+0xf2/0x7e0
[  855.327899]  ? vmalloc_sync_all+0x30/0x30
[  855.332050]  ? error_entry+0x70/0xd0
[  855.335764]  ? trace_hardirqs_off_caller+0xbb/0x310
[  855.340783]  ? trace_hardirqs_on_caller+0xc0/0x310
[  855.345718]  ? syscall_return_slowpath+0x5e0/0x5e0
[  855.350650]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  855.355494]  ? trace_hardirqs_on_caller+0x310/0x310
[  855.360511]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  855.365965]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  855.370984]  ? prepare_exit_to_usermode+0x291/0x3b0
[  855.376004]  ? page_fault+0x8/0x30
[  855.379546]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  855.384390]  ? page_fault+0x8/0x30
[  855.387934]  page_fault+0x1e/0x30
[  855.391388] RIP: 0033:0x7f379df38e40
[  855.395146] Code: Bad RIP value.
[  855.398539] RSP: 002b:00007fff016452d8 EFLAGS: 00010246
[  855.403938] RAX: 0000000000000000 RBX: 00007fff01645400 RCX: 00007f379df38e40
[  855.411208] RDX: 0000000000000000 RSI: 00007fff01645480 RDI: 00007fff01645480
[  855.418474] RBP: 00007fff01645380 R08: 00007fff016452e0 R09: 0000000000000000
[  855.425741] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  855.433005] R13: 00007fff016455e0 R14: 0000000000000000 R15: 0000000000000000
[  855.440296] warn_alloc_show_mem: 1 callbacks suppressed
[  855.440309] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  855.440311] Mem-Info:
[  855.440342] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  855.440342]  active_file:8 inactive_file:18 isolated_file:0
[  855.440342]  unevictable:0 dirty:0 writeback:0 unstable:0
[  855.440342]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  855.440342]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  855.440342]  free:13785 free_pcp:451 free_cma:0
[  855.445681] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  855.453061] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  855.455457] Call Trace:
[  855.488417] 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
[  855.497772]  <IRQ>
[  855.525597] lowmem_reserve[]: 0 2818 6321 6321
[  855.528195]  dump_stack+0x244/0x39d
[  855.554277] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  855.556425]  ? dump_stack_print_info.cold.1+0x20/0x20
[  855.560975] lowmem_reserve[]: 0 0 3503 3503
[  855.564621]  warn_alloc.cold.116+0xb7/0x1bd
[  855.591906] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  855.597091]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  855.601388] lowmem_reserve[]: 0 0 0 0
[  855.605718]  ? lock_downgrade+0x900/0x900
[  855.634943] 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
[  855.639784]  ? trace_hardirqs_off+0xb8/0x310
[  855.643552] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  855.647698]  ? trace_hardirqs_off+0xb8/0x310
[  855.661194] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  855.665618]  __alloc_pages_slowpath+0x26e8/0x2e10
[  855.680757] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  855.685181]  ? warn_alloc+0x120/0x120
[  855.699705] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  855.704539]  ? warn_alloc+0x120/0x120
[  855.713348] 3988 total pagecache pages
[  855.717155]  ? warn_alloc+0x120/0x120
[  855.725727] 0 pages in swap cache
[  855.729514]  ? print_usage_bug+0xc0/0xc0
[  855.733379] Swap cache stats: add 0, delete 0, find 0/0
[  855.737167]  ? print_usage_bug+0xc0/0xc0
[  855.740607] Free swap  = 0kB
[  855.744658]  ? print_usage_bug+0xc0/0xc0
[  855.749995] Total swap = 0kB
[  855.754052]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  855.757041] 1965979 pages RAM
[  855.761092]  ? should_fail+0x22d/0xd01
[  855.764091] 0 pages HighMem/MovableOnly
[  855.769630]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  855.772717] 342853 pages reserved
[  855.776612]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  855.780553] 0 pages cma reserved
[  855.785473]  ? __lock_acquire+0x62f/0x4c20
[  855.788958] aoe: skb alloc failure
[  855.793992]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  855.797392] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  855.801557]  ? should_fail+0x22d/0xd01
[  855.805072] cron cpuset=/ mems_allowed=0
[  855.810179]  ? print_usage_bug+0xc0/0xc0
[  855.831848]  ? mark_held_locks+0x130/0x130
[  855.836089]  ? mark_held_locks+0x130/0x130
[  855.840334]  ? zap_class+0x640/0x640
[  855.844050]  ? zap_class+0x640/0x640
[  855.847764]  ? zap_class+0x640/0x640
[  855.851481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  855.857021]  ? check_preemption_disabled+0x48/0x280
[  855.862047]  ? __lock_is_held+0xb5/0x140
[  855.866121]  __alloc_pages_nodemask+0xa80/0xde0
[  855.870792]  ? zap_class+0x640/0x640
[  855.874514]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  855.879541]  ? find_held_lock+0x36/0x1c0
[  855.883627]  ? ____cache_alloc_node+0x1c7/0x1e0
[  855.888301]  ? lock_downgrade+0x900/0x900
[  855.892460]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  855.898005]  cache_grow_begin+0xa5/0x8c0
[  855.902070]  ? do_raw_spin_unlock+0xa7/0x330
[  855.906488]  fallback_alloc+0x204/0x2e0
[  855.910474]  ____cache_alloc_node+0x1c7/0x1e0
[  855.914974]  kmem_cache_alloc_node+0xe3/0x730
[  855.919469]  ? trace_hardirqs_on+0xbd/0x310
[  855.923792]  ? kasan_check_read+0x11/0x20
[  855.927950]  __alloc_skb+0x119/0x770
[  855.931668]  ? mark_held_locks+0xc7/0x130
[  855.935842]  ? netdev_alloc_frag+0x1f0/0x1f0
[  855.940255]  ? mark_held_locks+0x130/0x130
[  855.944485]  ? call_rcu+0xb/0x10
[  855.947870]  ? zap_class+0x640/0x640
[  855.951628]  ? check_preemption_disabled+0x48/0x280
[  855.956660]  ? get_stack_info+0x37/0x142
[  855.960721]  ? get_stack_info+0x37/0x142
[  855.964794]  alloc_skb_with_frags+0x133/0x7d0
[  855.969290]  ? find_held_lock+0x36/0x1c0
[  855.973361]  ? skb_complete_wifi_ack+0x1e0/0x1e0
[  855.978115]  ? lock_downgrade+0x900/0x900
[  855.982266]  ? check_preemption_disabled+0x48/0x280
[  855.987754]  sock_alloc_send_pskb+0x87a/0xaf0
[  855.992255]  ? rcu_softirq_qs+0x20/0x20
[  855.996253]  ? unwind_dump+0x190/0x190
[  856.000173]  ? sock_wmalloc+0x1f0/0x1f0
[  856.004153]  ? kernel_text_address+0x79/0xf0
[  856.008563]  ? __kernel_text_address+0xd/0x40
[  856.013073]  ? unwind_get_return_address+0x61/0xa0
[  856.018004]  ? __save_stack_trace+0x8d/0xf0
[  856.022345]  ? save_stack+0xa9/0xd0
[  856.025978]  ? save_stack+0x43/0xd0
[  856.029617]  ? kasan_kmalloc+0xc7/0xe0
[  856.033508]  ? kmem_cache_alloc_trace+0x152/0x750
[  856.038358]  ? ip_setup_cork+0x6b9/0x8a0
[  856.042423]  ? ip_append_data.part.49+0x13c/0x170
[  856.047267]  ? ip_append_data+0x6d/0x90
[  856.051269]  sock_alloc_send_skb+0x32/0x40
[  856.055527]  __ip_append_data.isra.48+0x15b8/0x29b0
[  856.060562]  ? icmp_push_reply+0x540/0x540
[  856.064818]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  856.070361]  ? ip_generic_getfrag+0x2e0/0x2e0
[  856.074864]  ? __lock_is_held+0xb5/0x140
[  856.078928]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  856.084464]  ? ipv4_mtu+0x39f/0x590
[  856.088094]  ? rt_acct_proc_show+0x370/0x370
[  856.092516]  ? ip_setup_cork+0x6b9/0x8a0
[  856.096577]  ? rcu_read_lock_sched_held+0x14f/0x180
[  856.101617]  ? kmem_cache_alloc_trace+0x353/0x750
[  856.106467]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  856.112005]  ? refcount_sub_and_test_checked+0x203/0x310
[  856.117492]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  856.123035]  ip_append_data.part.49+0xef/0x170
[  856.127630]  ? icmp_push_reply+0x540/0x540
[  856.131869]  ip_append_data+0x6d/0x90
[  856.135669]  ? icmp_push_reply+0x540/0x540
[  856.139906]  icmp_push_reply+0x18e/0x540
[  856.143978]  icmp_send+0x1544/0x1bd0
[  856.147692]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  856.153267]  ? icmp_route_lookup.constprop.23+0x1900/0x1900
[  856.158987]  ? zap_class+0x640/0x640
[  856.162751]  ? lock_downgrade+0x900/0x900
[  856.166902]  ? lock_acquire+0x1ed/0x520
[  856.170878]  ? neigh_timer_handler+0xa0/0xdf0
[  856.175380]  ? refcount_sub_and_test_checked+0x203/0x310
[  856.180827]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  856.185268]  ipv4_link_failure+0x2c/0x220
[  856.189429]  ? ipv4_link_failure+0x2c/0x220
[  856.193753]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  856.198165]  arp_error_report+0xd1/0x1c0
[  856.202235]  neigh_invalidate+0x246/0x550
[  856.206392]  neigh_timer_handler+0xb07/0xdf0
[  856.210820]  ? neigh_periodic_work+0xc60/0xc60
[  856.215419]  ? __lock_is_held+0xb5/0x140
[  856.219492]  call_timer_fn+0x272/0x920
[  856.223393]  ? neigh_periodic_work+0xc60/0xc60
[  856.228004]  ? process_timeout+0x40/0x40
[  856.232077]  ? __run_timers+0x7da/0xc70
[  856.236053]  ? _raw_spin_unlock_irq+0x27/0x80
[  856.240545]  ? _raw_spin_unlock_irq+0x27/0x80
[  856.245038]  ? neigh_periodic_work+0xc60/0xc60
[  856.249630]  ? lockdep_hardirqs_on+0x296/0x5b0
[  856.254214]  ? trace_hardirqs_on+0xbd/0x310
[  856.258535]  ? kasan_check_read+0x11/0x20
[  856.262683]  ? __run_timers+0x7da/0xc70
[  856.266658]  ? trace_hardirqs_off_caller+0x310/0x310
[  856.271763]  ? neigh_periodic_work+0xc60/0xc60
[  856.276348]  ? neigh_periodic_work+0xc60/0xc60
[  856.280931]  __run_timers+0x7e5/0xc70
[  856.284746]  ? timer_fixup_init+0x70/0x70
[  856.288907]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  856.293924]  ? zap_class+0x640/0x640
[  856.297646]  ? enqueue_hrtimer+0x1a5/0x560
[  856.301883]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  856.307078]  ? find_held_lock+0x36/0x1c0
[  856.311160]  ? zap_class+0x640/0x640
[  856.314874]  ? pvclock_read_flags+0x160/0x160
[  856.319371]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  856.324911]  ? check_preemption_disabled+0x48/0x280
[  856.329934]  ? __lock_is_held+0xb5/0x140
[  856.334042]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  856.339608]  ? check_preemption_disabled+0x48/0x280
[  856.344635]  run_timer_softirq+0x52/0xb0
[  856.348700]  ? rcu_read_lock_sched_held+0x14f/0x180
[  856.353755]  __do_softirq+0x308/0xb7e
[  856.357562]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  856.362069]  ? lock_downgrade+0x900/0x900
[  856.366220]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  856.371337]  ? pvclock_read_flags+0x160/0x160
[  856.375834]  ? lapic_next_event+0x5a/0x90
[  856.379984]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  856.385530]  ? kvm_clock_read+0x18/0x30
[  856.389507]  ? kvm_sched_clock_read+0x9/0x20
[  856.393922]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  856.399460]  ? check_preemption_disabled+0x48/0x280
[  856.404490]  irq_exit+0x17f/0x1c0
[  856.407944]  smp_apic_timer_interrupt+0x1cb/0x760
[  856.412787]  ? smp_reschedule_interrupt+0x109/0x650
[  856.417804]  ? smp_call_function_single_interrupt+0x650/0x650
[  856.423687]  ? interrupt_entry+0xb5/0xc0
[  856.427753]  ? trace_hardirqs_off_caller+0xbb/0x310
[  856.432766]  ? trace_hardirqs_off_caller+0xbb/0x310
[  856.437794]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  856.442639]  ? trace_hardirqs_on_caller+0x310/0x310
[  856.447652]  ? trace_hardirqs_on_caller+0x310/0x310
[  856.452667]  ? task_prio+0x50/0x50
[  856.456208]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  856.461754]  ? check_preemption_disabled+0x48/0x280
[  856.466789]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  856.471647]  apic_timer_interrupt+0xf/0x20
[  856.475875]  </IRQ>
[  856.478116] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  856.483047] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  856.501948] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  856.509654] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  856.516921] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  856.524188] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  856.531460] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  856.538738] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  856.546051]  skb_clone+0x1bb/0x500
[  856.549630]  ? skb_split+0x11e0/0x11e0
[  856.553529]  ? check_preemption_disabled+0x48/0x280
[  856.558554]  ? __this_cpu_preempt_check+0x1c/0x20
[  856.563397]  ? __bpf_redirect+0x54b/0xb20
[  856.567555]  bpf_clone_redirect+0xb9/0x490
[  856.571801]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  856.576824]  ? __sched_text_start+0x8/0x8
[  856.580978]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  856.585746]  ? find_held_lock+0x36/0x1c0
[  856.589819]  ? lock_acquire+0x1ed/0x520
[  856.593795]  ? bpf_test_run+0x3cb/0x780
[  856.597773]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  856.603311]  ? check_preemption_disabled+0x48/0x280
[  856.608339]  ? kasan_check_read+0x11/0x20
[  856.612487]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  856.617765]  ? rcu_softirq_qs+0x20/0x20
[  856.621750]  ? preempt_schedule+0x4d/0x60
[  856.625899]  ? ___preempt_schedule+0x16/0x18
[  856.630316]  ? bpf_test_run+0x25d/0x780
[  856.634301]  ? netlink_diag_dump+0x2a0/0x2a0
[  856.638717]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  856.644254]  ? bpf_test_init.isra.10+0x70/0x100
[  856.648929]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  856.653711]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  856.658552]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  856.664095]  ? fput+0x130/0x1a0
[  856.667377]  ? __bpf_prog_get+0x9b/0x290
[  856.671445]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  856.676287]  ? bpf_prog_test_run+0x130/0x1a0
[  856.680700]  ? __x64_sys_bpf+0x3db/0x520
[  856.684795]  ? bpf_prog_get+0x20/0x20
[  856.688682]  ? do_syscall_64+0x1b9/0x820
[  856.692747]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  856.698111]  ? syscall_return_slowpath+0x5e0/0x5e0
[  856.703044]  ? trace_hardirqs_on_caller+0x310/0x310
[  856.708063]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  856.713097]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  856.719800]  ? __switch_to_asm+0x40/0x70
[  856.723862]  ? __switch_to_asm+0x34/0x70
[  856.727928]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  856.732782]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  856.738165] CPU: 1 PID: 5951 Comm: cron Not tainted 4.20.0-rc1+ #152
[  856.738309] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  856.744669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  856.755140] syz-executor5 cpuset=syz5 mems_allowed=0
[  856.764480] Call Trace:
[  856.772177]  <IRQ>
[  856.774334]  dump_stack+0x244/0x39d
[  856.777972]  ? dump_stack_print_info.cold.1+0x20/0x20
[  856.783176]  warn_alloc.cold.116+0xb7/0x1bd
[  856.787516]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  856.792362]  ? lock_downgrade+0x900/0x900
[  856.796519]  ? trace_hardirqs_off+0xb8/0x310
[  856.800953]  ? trace_hardirqs_off+0xb8/0x310
[  856.805385]  __alloc_pages_slowpath+0x26e8/0x2e10
[  856.810261]  ? warn_alloc+0x120/0x120
[  856.814069]  ? warn_alloc+0x120/0x120
[  856.817881]  ? warn_alloc+0x120/0x120
[  856.821686]  ? print_usage_bug+0xc0/0xc0
[  856.825752]  ? print_usage_bug+0xc0/0xc0
[  856.829817]  ? ktime_get+0x2c1/0x400
[  856.833537]  ? check_preemption_disabled+0x48/0x280
[  856.838552]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  856.843047]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  856.848610]  ? should_fail+0x22d/0xd01
[  856.852505]  ? kasan_check_read+0x11/0x20
[  856.856656]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  856.861765]  ? __lock_acquire+0x62f/0x4c20
[  856.866006]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  856.871114]  ? should_fail+0x22d/0xd01
[  856.875003]  ? print_usage_bug+0xc0/0xc0
[  856.879074]  ? mark_held_locks+0x130/0x130
[  856.883318]  ? mark_held_locks+0x130/0x130
[  856.887554]  ? check_preemption_disabled+0x48/0x280
[  856.892578]  ? zap_class+0x640/0x640
[  856.896318]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  856.901092]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  856.906653]  ? check_preemption_disabled+0x48/0x280
[  856.911683]  ? __lock_is_held+0xb5/0x140
[  856.915753]  __alloc_pages_nodemask+0xa80/0xde0
[  856.920449]  ? zap_class+0x640/0x640
[  856.924188]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  856.929220]  ? find_held_lock+0x36/0x1c0
[  856.933290]  ? ____cache_alloc_node+0x1c7/0x1e0
[  856.937978]  ? lock_downgrade+0x900/0x900
[  856.942147]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  856.947695]  cache_grow_begin+0xa5/0x8c0
[  856.951761]  ? do_raw_spin_unlock+0xa7/0x330
[  856.956177]  fallback_alloc+0x204/0x2e0
[  856.960161]  ____cache_alloc_node+0x1c7/0x1e0
[  856.964661]  kmem_cache_alloc_node+0xe3/0x730
[  856.969171]  ? lockdep_hardirqs_on+0x296/0x5b0
[  856.973779]  __alloc_skb+0x119/0x770
[  856.977489]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  856.982859]  ? netdev_alloc_frag+0x1f0/0x1f0
[  856.987274]  ? vprintk_default+0x28/0x30
[  856.991340]  ? vprintk_func+0x85/0x181
[  856.995231]  ? printk+0xa7/0xcf
[  856.998507]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  857.003269]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  857.008382]  new_skb+0x26/0x1c0
[  857.011705]  aoecmd_cfg+0x279/0x7f0
[  857.015342]  ? find_held_lock+0x36/0x1c0
[  857.019404]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  857.023734]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  857.029281]  ? __lock_is_held+0xb5/0x140
[  857.033360]  discover_timer+0x50/0x60
[  857.037174]  call_timer_fn+0x272/0x920
[  857.041064]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  857.045912]  ? process_timeout+0x40/0x40
[  857.049982]  ? mark_held_locks+0xc7/0x130
[  857.054134]  ? _raw_spin_unlock_irq+0x27/0x80
[  857.058627]  ? _raw_spin_unlock_irq+0x27/0x80
[  857.063125]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  857.067979]  ? lockdep_hardirqs_on+0x296/0x5b0
[  857.072566]  ? trace_hardirqs_on+0xbd/0x310
[  857.076895]  ? kasan_check_read+0x11/0x20
[  857.081043]  ? __run_timers+0x7da/0xc70
[  857.085017]  ? trace_hardirqs_off_caller+0x310/0x310
[  857.090137]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  857.094979]  __run_timers+0x7e5/0xc70
[  857.098788]  ? timer_fixup_init+0x70/0x70
[  857.102943]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  857.107960]  ? zap_class+0x640/0x640
[  857.111688]  ? print_usage_bug+0xc0/0xc0
[  857.115753]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  857.121443]  ? find_held_lock+0x36/0x1c0
[  857.125528]  ? zap_class+0x640/0x640
[  857.129246]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  857.134790]  ? check_preemption_disabled+0x48/0x280
[  857.139815]  ? __lock_is_held+0xb5/0x140
[  857.143892]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  857.149434]  ? check_preemption_disabled+0x48/0x280
[  857.154455]  run_timer_softirq+0x52/0xb0
[  857.158518]  ? rcu_read_lock_sched_held+0x14f/0x180
[  857.163541]  __do_softirq+0x308/0xb7e
[  857.167359]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  857.171884]  ? lock_downgrade+0x900/0x900
[  857.176052]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  857.181177]  ? pvclock_read_flags+0x160/0x160
[  857.185684]  ? lapic_next_event+0x5a/0x90
[  857.189833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  857.195380]  ? kvm_clock_read+0x18/0x30
[  857.199372]  ? kvm_sched_clock_read+0x9/0x20
[  857.203789]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  857.209336]  ? check_preemption_disabled+0x48/0x280
[  857.214362]  irq_exit+0x17f/0x1c0
[  857.217831]  smp_apic_timer_interrupt+0x1cb/0x760
[  857.222671]  ? smp_reschedule_interrupt+0x109/0x650
[  857.227691]  ? smp_call_function_single_interrupt+0x650/0x650
[  857.233577]  ? interrupt_entry+0xb5/0xc0
[  857.237648]  ? trace_hardirqs_off_caller+0xbb/0x310
[  857.242664]  ? trace_hardirqs_off_caller+0xbb/0x310
[  857.247684]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  857.252527]  ? trace_hardirqs_on_caller+0x310/0x310
[  857.257540]  ? trace_hardirqs_on_caller+0x310/0x310
[  857.262555]  ? task_prio+0x50/0x50
[  857.266114]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  857.271672]  ? check_preemption_disabled+0x48/0x280
[  857.276704]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  857.281555]  apic_timer_interrupt+0xf/0x20
[  857.285783]  </IRQ>
[  857.288021] RIP: 0010:lock_is_held_type+0x74/0x210
[  857.292956] Code: 8b 83 7c 08 00 00 85 c0 0f 85 46 01 00 00 48 c7 c7 a8 fb 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 <0f> 85 6c 01 00 00 48 83 3d c6 20 f1 07 00 0f 84 2a 01 00 00 9c 58
[  857.311857] RSP: 0000:ffff8801c78d5fd0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  857.319566] RAX: dffffc0000000000 RBX: ffff8801c505c140 RCX: 0000000000000000
[  857.326842] RDX: 1ffffffff12a3f75 RSI: 00000000ffffffff RDI: ffffffff8951fba8
[  857.334127] RBP: ffff8801c78d5ff0 R08: ffff8801c505c140 R09: ffffed003b5e5b67
[  857.341391] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: 1ffff10038f1ac03
[  857.348661] R13: ffffffff8959b980 R14: 0000000000000000 R15: ffffffffffffffff
[  857.355991]  rcu_read_lock_held+0xa9/0xc0
[  857.360144]  list_lru_count_one+0x31a/0x450
[  857.364499]  ? list_lru_isolate_move+0x3c0/0x3c0
[  857.369251]  ? shmem_free_inode+0xd0/0xd0
[  857.373399]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  857.378938]  ? ubifs_shrink_count+0xc4/0x100
[  857.383355]  super_cache_count+0x153/0x2e0
[  857.387620]  do_shrink_slab+0x1b1/0xd30
[  857.391636]  ? lock_acquire+0x1ed/0x520
[  857.395643]  ? snapshot_refaults+0x290/0x290
[  857.400070]  ? lock_release+0xa00/0xa00
[  857.404051]  ? perf_trace_sched_process_exec+0x860/0x860
[  857.409510]  ? down_read_trylock+0xda/0x140
[  857.413827]  ? shrink_slab+0x207/0x8c0
[  857.417728]  ? downgrade_write+0x270/0x270
[  857.421971]  shrink_slab+0x389/0x8c0
[  857.425689]  ? shrink_active_list+0x1f00/0x1f00
[  857.430365]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  857.435986]  ? trace_hardirqs_on+0xbd/0x310
[  857.440310]  ? vmpressure+0x271/0x340
[  857.444130]  ? trace_hardirqs_off_caller+0x310/0x310
[  857.449242]  ? cgroup_procs_write_finish+0xf0/0xf0
[  857.454188]  shrink_node+0x431/0x16b0
[  857.457991]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  857.463292]  ? shrink_node_memcg+0x18f0/0x18f0
[  857.467875]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  857.472461]  ? trace_hardirqs_on+0xbd/0x310
[  857.476780]  ? vmpressure+0x271/0x340
[  857.480603]  ? do_raw_spin_unlock+0xa7/0x330
[  857.485024]  ? do_raw_spin_trylock+0x270/0x270
[  857.489635]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  857.495177]  ? __cpuset_node_allowed+0x19b/0x660
[  857.499936]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  857.505734]  ? vmpressure+0x1a2/0x340
[  857.509548]  do_try_to_free_pages+0x3e7/0x1290
[  857.514133]  ? zap_class+0x640/0x640
[  857.517862]  ? shrink_node+0x16b0/0x16b0
[  857.521924]  ? __lock_is_held+0xb5/0x140
[  857.525999]  try_to_free_pages+0x4d0/0xb90
[  857.530264]  ? do_try_to_free_pages+0x1290/0x1290
[  857.535143]  ? lock_acquire+0x1ed/0x520
[  857.539123]  ? set_page_refcounted+0x280/0x280
[  857.543715]  ? lock_release+0xa00/0xa00
[  857.547692]  ? _raw_spin_unlock_irq+0x60/0x80
[  857.552187]  ? psi_memstall_enter+0x240/0x2b0
[  857.556683]  ? psi_memstall_tick+0x230/0x230
[  857.561107]  __alloc_pages_slowpath+0xa14/0x2e10
[  857.565892]  ? warn_alloc+0x120/0x120
[  857.569695]  ? mark_held_locks+0x130/0x130
[  857.573937]  ? find_get_entry+0xaae/0x1120
[  857.578183]  ? filemap_map_pages+0x1a20/0x1a20
[  857.582771]  ? zap_class+0x640/0x640
[  857.586489]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  857.592028]  ? check_preemption_disabled+0x48/0x280
[  857.597043]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  857.602581]  ? should_fail+0x22d/0xd01
[  857.606480]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  857.611584]  ? zap_class+0x640/0x640
[  857.615333]  ? __lock_is_held+0xb5/0x140
[  857.619401]  ? mark_held_locks+0x130/0x130
[  857.623642]  ? lock_release+0xa00/0xa00
[  857.627623]  ? perf_trace_sched_process_exec+0x860/0x860
[  857.633092]  ? xa_load+0x2ba/0x460
[  857.636656]  ? lock_downgrade+0x900/0x900
[  857.640809]  ? __might_sleep+0x95/0x190
[  857.644801]  __alloc_pages_nodemask+0xa80/0xde0
[  857.649482]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  857.654498]  ? __page_cache_alloc+0x191/0x5c0
[  857.659024]  ? xa_load+0x2e1/0x460
[  857.662568]  ? xa_clear_mark+0x40/0x40
[  857.666468]  ? zap_class+0x640/0x640
[  857.670200]  ? zap_class+0x640/0x640
[  857.673911]  ? zap_class+0x640/0x640
[  857.677626]  ? __do_page_cache_readahead+0x663/0x810
[  857.682738]  ? find_held_lock+0x36/0x1c0
[  857.686818]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  857.692376]  alloc_pages_current+0x173/0x350
[  857.696818]  __page_cache_alloc+0x38c/0x5c0
[  857.701137]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  857.706080]  ? kasan_check_read+0x11/0x20
[  857.710234]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  857.715514]  ? generic_perform_write+0x6a0/0x6a0
[  857.720275]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  857.725813]  ? check_preemption_disabled+0x48/0x280
[  857.730836]  filemap_fault+0x1595/0x25f0
[  857.734911]  ? __lock_page_or_retry+0xa00/0xa00
[  857.739585]  ? mark_held_locks+0x130/0x130
[  857.743855]  ? filemap_map_pages+0xd6b/0x1a20
[  857.748356]  ? lock_downgrade+0x900/0x900
[  857.752507]  ? check_preemption_disabled+0x48/0x280
[  857.757524]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  857.762454]  ? kasan_check_read+0x11/0x20
[  857.766608]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  857.771888]  ? rcu_softirq_qs+0x20/0x20
[  857.775878]  ? filemap_map_pages+0xd92/0x1a20
[  857.780390]  ? find_get_entries_tag+0x1400/0x1400
[  857.785257]  ? lock_acquire+0x1ed/0x520
[  857.789234]  ? ext4_filemap_fault+0x7a/0xad
[  857.793561]  ? lock_release+0xa00/0xa00
[  857.797543]  ? perf_trace_sched_process_exec+0x860/0x860
[  857.802993]  ? mark_held_locks+0x130/0x130
[  857.807233]  ? print_usage_bug+0xc0/0xc0
[  857.811309]  ? print_usage_bug+0xc0/0xc0
[  857.815387]  ? down_read+0x8d/0x120
[  857.819012]  ? ext4_filemap_fault+0x7a/0xad
[  857.823340]  ? __down_interruptible+0x700/0x700
[  857.828017]  ext4_filemap_fault+0x82/0xad
[  857.832184]  __do_fault+0x100/0x6b0
[  857.835818]  ? pmd_devmap_trans_unstable+0x220/0x220
[  857.840924]  ? mark_held_locks+0x130/0x130
[  857.845162]  ? mark_held_locks+0x130/0x130
[  857.849405]  ? hrtimer_forward+0x2a0/0x2a0
[  857.853637]  ? hrtimer_start_range_ns+0x6c4/0xe00
[  857.858485]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  857.864028]  __handle_mm_fault+0x3ea0/0x5be0
[  857.868447]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  857.873289]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  857.878394]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  857.883501]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  857.888085]  ? trace_hardirqs_on+0xbd/0x310
[  857.892411]  ? kasan_check_read+0x11/0x20
[  857.896561]  ? __free_object+0x173/0x340
[  857.900641]  ? zap_class+0x640/0x640
[  857.904358]  ? zap_class+0x640/0x640
[  857.908073]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  857.913185]  ? find_held_lock+0x36/0x1c0
[  857.917257]  ? handle_mm_fault+0x42a/0xc70
[  857.921496]  ? lock_downgrade+0x900/0x900
[  857.925659]  ? check_preemption_disabled+0x48/0x280
[  857.930681]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  857.935619]  ? kasan_check_read+0x11/0x20
[  857.939770]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  857.945047]  ? rcu_softirq_qs+0x20/0x20
[  857.949025]  ? trace_hardirqs_off_caller+0x310/0x310
[  857.954136]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  857.959674]  ? check_preemption_disabled+0x48/0x280
[  857.964703]  handle_mm_fault+0x54f/0xc70
[  857.968768]  ? __handle_mm_fault+0x5be0/0x5be0
[  857.973357]  ? find_vma+0x34/0x190
[  857.976907]  __do_page_fault+0x5e8/0xe60
[  857.980970]  ? trace_hardirqs_off+0xb8/0x310
[  857.985484]  do_page_fault+0xf2/0x7e0
[  857.989282]  ? vmalloc_sync_all+0x30/0x30
[  857.993433]  ? error_entry+0x70/0xd0
[  857.997151]  ? trace_hardirqs_off_caller+0xbb/0x310
[  858.002168]  ? trace_hardirqs_on_caller+0xc0/0x310
[  858.007098]  ? syscall_return_slowpath+0x5e0/0x5e0
[  858.012032]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  858.016881]  ? trace_hardirqs_on_caller+0x310/0x310
[  858.021896]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  858.027347]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  858.032364]  ? prepare_exit_to_usermode+0x291/0x3b0
[  858.037385]  ? page_fault+0x8/0x30
[  858.040934]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  858.045782]  ? page_fault+0x8/0x30
[  858.049323]  page_fault+0x1e/0x30
[  858.052776] RIP: 0033:0x7f379df38e40
[  858.056500] Code: Bad RIP value.
[  858.059859] RSP: 002b:00007fff016452d8 EFLAGS: 00010246
[  858.065219] RAX: 0000000000000000 RBX: 00007fff01645400 RCX: 00007f379df38e40
[  858.072483] RDX: 0000000000000000 RSI: 00007fff01645480 RDI: 00007fff01645480
[  858.079750] RBP: 00007fff01645380 R08: 00007fff016452e0 R09: 0000000000000000
[  858.087322] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  858.094588] R13: 00007fff016455e0 R14: 0000000000000000 R15: 0000000000000000
[  858.101897] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  858.101903] warn_alloc_show_mem: 1 callbacks suppressed
[  858.101910] Mem-Info:
[  858.109267] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  858.114642] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  858.114642]  active_file:8 inactive_file:18 isolated_file:0
[  858.114642]  unevictable:0 dirty:0 writeback:0 unstable:0
[  858.114642]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  858.114642]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  858.114642]  free:13785 free_pcp:451 free_cma:0
[  858.117011] Call Trace:
[  858.126400] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  858.159327]  <IRQ>
[  858.161900] 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
[  858.189745]  dump_stack+0x244/0x39d
[  858.191872] lowmem_reserve[]: 0 2818 6321 6321
[  858.217989]  ? dump_stack_print_info.cold.1+0x20/0x20
[  858.221615] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  858.226248]  warn_alloc.cold.116+0xb7/0x1bd
[  858.231400] lowmem_reserve[]: 0 0 3503 3503
[  858.258720]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  858.263019] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  858.267333]  ? lock_downgrade+0x900/0x900
[  858.272148] lowmem_reserve[]: 0 0 0 0
[  858.301379]  ? trace_hardirqs_off+0xb8/0x310
[  858.305501] 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
[  858.309322]  ? trace_hardirqs_off+0xb8/0x310
[  858.313700] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  858.327219]  __alloc_pages_slowpath+0x26e8/0x2e10
[  858.331612] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  858.346800]  ? warn_alloc+0x120/0x120
[  858.351607] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  858.366177]  ? warn_alloc+0x120/0x120
[  858.369953] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  858.378778]  ? check_preemption_disabled+0x48/0x280
[  858.382554] 3988 total pagecache pages
[  858.391123]  ? warn_alloc+0x120/0x120
[  858.396131] 0 pages in swap cache
[  858.400005]  ? print_usage_bug+0xc0/0xc0
[  858.403780] Swap cache stats: add 0, delete 0, find 0/0
[  858.407221]  ? print_usage_bug+0xc0/0xc0
[  858.411254] Free swap  = 0kB
[  858.416617]  ? zap_class+0x640/0x640
[  858.420650] Total swap = 0kB
[  858.423662]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  858.427346] 1965979 pages RAM
[  858.430368]  ? should_fail+0x22d/0xd01
[  858.435878] 0 pages HighMem/MovableOnly
[  858.438981]  ? get_stack_info+0x37/0x142
[  858.442840] 342853 pages reserved
[  858.446809]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  858.450844] 0 pages cma reserved
[  858.454291]  ? __lock_acquire+0x62f/0x4c20
[  858.459428] aoe: skb alloc failure
[  858.462736]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  858.467008] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  858.470479]  ? __lock_acquire+0x62f/0x4c20
[  858.475570] cron cpuset=/ mems_allowed=0
[  858.485276]  ? should_fail+0x22d/0xd01
[  858.497424]  ? mark_held_locks+0x130/0x130
[  858.501663]  ? mark_held_locks+0x130/0x130
[  858.505895]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  858.511170]  ? rcu_softirq_qs+0x20/0x20
[  858.515162]  ? rcu_softirq_qs+0x20/0x20
[  858.519134]  ? unwind_dump+0x190/0x190
[  858.523022]  ? zap_class+0x640/0x640
[  858.526735]  ? print_usage_bug+0xc0/0xc0
[  858.530805]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  858.536346]  ? check_preemption_disabled+0x48/0x280
[  858.541374]  ? __lock_is_held+0xb5/0x140
[  858.545455]  __alloc_pages_nodemask+0xa80/0xde0
[  858.550126]  ? zap_class+0x640/0x640
[  858.553849]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  858.558879]  ? find_held_lock+0x36/0x1c0
[  858.562964]  ? ____cache_alloc_node+0x1c7/0x1e0
[  858.567637]  ? lock_downgrade+0x900/0x900
[  858.571791]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  858.577338]  cache_grow_begin+0xa5/0x8c0
[  858.581399]  ? do_raw_spin_unlock+0xa7/0x330
[  858.585819]  fallback_alloc+0x204/0x2e0
[  858.589803]  ____cache_alloc_node+0x1c7/0x1e0
[  858.594308]  kmem_cache_alloc_node+0xe3/0x730
[  858.598804]  ? pskb_put+0xb0/0xb0
[  858.602263]  __alloc_skb+0x119/0x770
[  858.605983]  ? netdev_alloc_frag+0x1f0/0x1f0
[  858.610392]  ? atomic_notifier_call_chain+0xc6/0x190
[  858.615499]  ? lock_downgrade+0x900/0x900
[  858.619655]  ? check_preemption_disabled+0x48/0x280
[  858.624679]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  858.629618]  ? kasan_check_read+0x11/0x20
[  858.633767]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  858.639046]  ? rcu_softirq_qs+0x20/0x20
[  858.643026]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  858.647437]  ? do_raw_write_trylock+0x270/0x270
[  858.652114]  __neigh_notify+0x8c/0x160
[  858.656009]  neigh_timer_handler+0x6cb/0xdf0
[  858.660424]  ? neigh_periodic_work+0xc60/0xc60
[  858.665007]  ? __lock_is_held+0xb5/0x140
[  858.669081]  call_timer_fn+0x272/0x920
[  858.672978]  ? neigh_periodic_work+0xc60/0xc60
[  858.677559]  ? process_timeout+0x40/0x40
[  858.681640]  ? __run_timers+0x7da/0xc70
[  858.685627]  ? _raw_spin_unlock_irq+0x27/0x80
[  858.690123]  ? _raw_spin_unlock_irq+0x27/0x80
[  858.694625]  ? neigh_periodic_work+0xc60/0xc60
[  858.699206]  ? lockdep_hardirqs_on+0x296/0x5b0
[  858.703789]  ? trace_hardirqs_on+0xbd/0x310
[  858.708110]  ? kasan_check_read+0x11/0x20
[  858.712259]  ? __run_timers+0x7da/0xc70
[  858.716234]  ? trace_hardirqs_off_caller+0x310/0x310
[  858.721344]  ? neigh_periodic_work+0xc60/0xc60
[  858.725931]  ? neigh_periodic_work+0xc60/0xc60
[  858.730510]  __run_timers+0x7e5/0xc70
[  858.734336]  ? timer_fixup_init+0x70/0x70
[  858.738528]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  858.743546]  ? zap_class+0x640/0x640
[  858.747274]  ? enqueue_hrtimer+0x1a5/0x560
[  858.751508]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  858.756706]  ? find_held_lock+0x36/0x1c0
[  858.760771]  ? zap_class+0x640/0x640
[  858.764488]  ? pvclock_read_flags+0x160/0x160
[  858.768986]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  858.774528]  ? check_preemption_disabled+0x48/0x280
[  858.779553]  ? __lock_is_held+0xb5/0x140
[  858.783631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  858.789172]  ? check_preemption_disabled+0x48/0x280
[  858.794212]  run_timer_softirq+0x52/0xb0
[  858.798277]  ? rcu_read_lock_sched_held+0x14f/0x180
[  858.803294]  __do_softirq+0x308/0xb7e
[  858.807128]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  858.811680]  ? lock_downgrade+0x900/0x900
[  858.815832]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  858.820947]  ? pvclock_read_flags+0x160/0x160
[  858.825444]  ? lapic_next_event+0x5a/0x90
[  858.829606]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  858.835150]  ? kvm_clock_read+0x18/0x30
[  858.839124]  ? kvm_sched_clock_read+0x9/0x20
[  858.843535]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  858.849077]  ? check_preemption_disabled+0x48/0x280
[  858.854106]  irq_exit+0x17f/0x1c0
[  858.857561]  smp_apic_timer_interrupt+0x1cb/0x760
[  858.862408]  ? smp_reschedule_interrupt+0x109/0x650
[  858.867430]  ? smp_call_function_single_interrupt+0x650/0x650
[  858.873319]  ? interrupt_entry+0xb5/0xc0
[  858.877379]  ? trace_hardirqs_off_caller+0xbb/0x310
[  858.882412]  ? trace_hardirqs_off_caller+0xbb/0x310
[  858.887431]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  858.892276]  ? trace_hardirqs_on_caller+0x310/0x310
[  858.897294]  ? trace_hardirqs_on_caller+0x310/0x310
[  858.902310]  ? task_prio+0x50/0x50
[  858.905852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  858.911394]  ? check_preemption_disabled+0x48/0x280
[  858.916424]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  858.921317]  apic_timer_interrupt+0xf/0x20
[  858.925546]  </IRQ>
[  858.927786] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  858.932715] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  858.951624] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  858.959328] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  858.966606] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  858.973874] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  858.981141] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  858.988433] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  858.995744]  skb_clone+0x1bb/0x500
[  858.999288]  ? skb_split+0x11e0/0x11e0
[  859.003184]  ? check_preemption_disabled+0x48/0x280
[  859.008210]  ? __this_cpu_preempt_check+0x1c/0x20
[  859.013051]  ? __bpf_redirect+0x54b/0xb20
[  859.017206]  bpf_clone_redirect+0xb9/0x490
[  859.021449]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  859.026474]  ? __sched_text_start+0x8/0x8
[  859.030637]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  859.035404]  ? find_held_lock+0x36/0x1c0
[  859.039477]  ? lock_acquire+0x1ed/0x520
[  859.043458]  ? bpf_test_run+0x3cb/0x780
[  859.047439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  859.052984]  ? check_preemption_disabled+0x48/0x280
[  859.058010]  ? kasan_check_read+0x11/0x20
[  859.062157]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  859.067435]  ? rcu_softirq_qs+0x20/0x20
[  859.071415]  ? preempt_schedule+0x4d/0x60
[  859.075569]  ? ___preempt_schedule+0x16/0x18
[  859.079997]  ? bpf_test_run+0x25d/0x780
[  859.083986]  ? netlink_diag_dump+0x2a0/0x2a0
[  859.088405]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  859.093945]  ? bpf_test_init.isra.10+0x70/0x100
[  859.098631]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  859.103403]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  859.108248]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  859.113790]  ? fput+0x130/0x1a0
[  859.117273]  ? __bpf_prog_get+0x9b/0x290
[  859.121338]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  859.126182]  ? bpf_prog_test_run+0x130/0x1a0
[  859.130608]  ? __x64_sys_bpf+0x3db/0x520
[  859.134674]  ? bpf_prog_get+0x20/0x20
[  859.138500]  ? do_syscall_64+0x1b9/0x820
[  859.142598]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  859.147969]  ? syscall_return_slowpath+0x5e0/0x5e0
[  859.152904]  ? trace_hardirqs_on_caller+0x310/0x310
[  859.157923]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  859.162944]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  859.169620]  ? __switch_to_asm+0x40/0x70
[  859.173681]  ? __switch_to_asm+0x34/0x70
[  859.177751]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  859.182612]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  859.187996] CPU: 1 PID: 5951 Comm: cron Not tainted 4.20.0-rc1+ #152
[  859.188171] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  859.194496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  859.204966] syz-executor5 cpuset=syz5 mems_allowed=0
[  859.214303] Call Trace:
[  859.221961]  <IRQ>
[  859.224123]  dump_stack+0x244/0x39d
[  859.227756]  ? dump_stack_print_info.cold.1+0x20/0x20
[  859.232961]  warn_alloc.cold.116+0xb7/0x1bd
[  859.237285]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  859.242135]  ? lock_downgrade+0x900/0x900
[  859.246296]  ? trace_hardirqs_off+0xb8/0x310
[  859.250713]  ? trace_hardirqs_off+0xb8/0x310
[  859.255163]  __alloc_pages_slowpath+0x26e8/0x2e10
[  859.260037]  ? warn_alloc+0x120/0x120
[  859.263848]  ? warn_alloc+0x120/0x120
[  859.267654]  ? warn_alloc+0x120/0x120
[  859.271456]  ? print_usage_bug+0xc0/0xc0
[  859.275518]  ? print_usage_bug+0xc0/0xc0
[  859.279583]  ? ktime_get+0x2c1/0x400
[  859.283314]  ? check_preemption_disabled+0x48/0x280
[  859.288329]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  859.292828]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  859.298368]  ? should_fail+0x22d/0xd01
[  859.302261]  ? kasan_check_read+0x11/0x20
[  859.306413]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  859.311521]  ? __lock_acquire+0x62f/0x4c20
[  859.315762]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  859.320868]  ? should_fail+0x22d/0xd01
[  859.324758]  ? print_usage_bug+0xc0/0xc0
[  859.328835]  ? mark_held_locks+0x130/0x130
[  859.333074]  ? mark_held_locks+0x130/0x130
[  859.337315]  ? check_preemption_disabled+0x48/0x280
[  859.342339]  ? zap_class+0x640/0x640
[  859.346066]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  859.350827]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  859.356369]  ? check_preemption_disabled+0x48/0x280
[  859.361403]  ? __lock_is_held+0xb5/0x140
[  859.365470]  __alloc_pages_nodemask+0xa80/0xde0
[  859.370138]  ? zap_class+0x640/0x640
[  859.373874]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  859.378924]  ? find_held_lock+0x36/0x1c0
[  859.383000]  ? ____cache_alloc_node+0x1c7/0x1e0
[  859.387687]  ? lock_downgrade+0x900/0x900
[  859.391847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  859.397406]  cache_grow_begin+0xa5/0x8c0
[  859.401465]  ? do_raw_spin_unlock+0xa7/0x330
[  859.405884]  fallback_alloc+0x204/0x2e0
[  859.409865]  ____cache_alloc_node+0x1c7/0x1e0
[  859.414649]  kmem_cache_alloc_node+0xe3/0x730
[  859.419146]  ? lockdep_hardirqs_on+0x296/0x5b0
[  859.423742]  __alloc_skb+0x119/0x770
[  859.427456]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  859.432837]  ? netdev_alloc_frag+0x1f0/0x1f0
[  859.437251]  ? vprintk_default+0x28/0x30
[  859.441357]  ? vprintk_func+0x85/0x181
[  859.445264]  ? printk+0xa7/0xcf
[  859.448574]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  859.453343]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  859.458455]  new_skb+0x26/0x1c0
[  859.461736]  aoecmd_cfg+0x279/0x7f0
[  859.465364]  ? find_held_lock+0x36/0x1c0
[  859.469431]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  859.473759]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  859.479310]  ? __lock_is_held+0xb5/0x140
[  859.483388]  discover_timer+0x50/0x60
[  859.487193]  call_timer_fn+0x272/0x920
[  859.491096]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  859.495960]  ? process_timeout+0x40/0x40
[  859.500042]  ? mark_held_locks+0xc7/0x130
[  859.504205]  ? _raw_spin_unlock_irq+0x27/0x80
[  859.508704]  ? _raw_spin_unlock_irq+0x27/0x80
[  859.513217]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  859.518059]  ? lockdep_hardirqs_on+0x296/0x5b0
[  859.522645]  ? trace_hardirqs_on+0xbd/0x310
[  859.526966]  ? kasan_check_read+0x11/0x20
[  859.531116]  ? __run_timers+0x7da/0xc70
[  859.535094]  ? trace_hardirqs_off_caller+0x310/0x310
[  859.540215]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  859.545052]  __run_timers+0x7e5/0xc70
[  859.548865]  ? timer_fixup_init+0x70/0x70
[  859.553015]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  859.558032]  ? zap_class+0x640/0x640
[  859.561755]  ? print_usage_bug+0xc0/0xc0
[  859.565822]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  859.571020]  ? find_held_lock+0x36/0x1c0
[  859.575090]  ? zap_class+0x640/0x640
[  859.578813]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  859.584351]  ? check_preemption_disabled+0x48/0x280
[  859.589382]  ? __lock_is_held+0xb5/0x140
[  859.593443]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  859.598980]  ? check_preemption_disabled+0x48/0x280
[  859.604001]  run_timer_softirq+0x52/0xb0
[  859.608068]  ? rcu_read_lock_sched_held+0x14f/0x180
[  859.613086]  __do_softirq+0x308/0xb7e
[  859.616894]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  859.621388]  ? lock_downgrade+0x900/0x900
[  859.625543]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  859.630661]  ? pvclock_read_flags+0x160/0x160
[  859.635161]  ? lapic_next_event+0x5a/0x90
[  859.639309]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  859.644854]  ? kvm_clock_read+0x18/0x30
[  859.648829]  ? kvm_sched_clock_read+0x9/0x20
[  859.653260]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  859.658800]  ? check_preemption_disabled+0x48/0x280
[  859.663829]  irq_exit+0x17f/0x1c0
[  859.667285]  smp_apic_timer_interrupt+0x1cb/0x760
[  859.672131]  ? smp_reschedule_interrupt+0x109/0x650
[  859.677164]  ? smp_call_function_single_interrupt+0x650/0x650
[  859.683058]  ? interrupt_entry+0xb5/0xc0
[  859.687139]  ? trace_hardirqs_off_caller+0xbb/0x310
[  859.692154]  ? trace_hardirqs_off_caller+0xbb/0x310
[  859.697175]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  859.702033]  ? trace_hardirqs_on_caller+0x310/0x310
[  859.707049]  ? trace_hardirqs_on_caller+0x310/0x310
[  859.712064]  ? task_prio+0x50/0x50
[  859.715616]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  859.721167]  ? check_preemption_disabled+0x48/0x280
[  859.726195]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  859.731048]  apic_timer_interrupt+0xf/0x20
[  859.735275]  </IRQ>
[  859.737515] RIP: 0010:lock_is_held_type+0x74/0x210
[  859.742482] Code: 8b 83 7c 08 00 00 85 c0 0f 85 46 01 00 00 48 c7 c7 a8 fb 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 <0f> 85 6c 01 00 00 48 83 3d c6 20 f1 07 00 0f 84 2a 01 00 00 9c 58
[  859.761380] RSP: 0000:ffff8801c78d5fd0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  859.769100] RAX: dffffc0000000000 RBX: ffff8801c505c140 RCX: 0000000000000000
[  859.776374] RDX: 1ffffffff12a3f75 RSI: 00000000ffffffff RDI: ffffffff8951fba8
[  859.783651] RBP: ffff8801c78d5ff0 R08: ffff8801c505c140 R09: ffffed003b5e5b67
[  859.790916] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: 1ffff10038f1ac03
[  859.798181] R13: ffffffff8959b980 R14: 0000000000000000 R15: ffffffffffffffff
[  859.805495]  rcu_read_lock_held+0xa9/0xc0
[  859.809644]  list_lru_count_one+0x31a/0x450
[  859.813971]  ? list_lru_isolate_move+0x3c0/0x3c0
[  859.818727]  ? shmem_free_inode+0xd0/0xd0
[  859.822880]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  859.828417]  ? ubifs_shrink_count+0xc4/0x100
[  859.832832]  super_cache_count+0x153/0x2e0
[  859.837076]  do_shrink_slab+0x1b1/0xd30
[  859.841074]  ? lock_acquire+0x1ed/0x520
[  859.845075]  ? snapshot_refaults+0x290/0x290
[  859.849490]  ? lock_release+0xa00/0xa00
[  859.853471]  ? perf_trace_sched_process_exec+0x860/0x860
[  859.858934]  ? down_read_trylock+0xda/0x140
[  859.863254]  ? shrink_slab+0x207/0x8c0
[  859.867145]  ? downgrade_write+0x270/0x270
[  859.871395]  shrink_slab+0x389/0x8c0
[  859.875111]  ? shrink_active_list+0x1f00/0x1f00
[  859.879824]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  859.885449]  ? trace_hardirqs_on+0xbd/0x310
[  859.889772]  ? vmpressure+0x271/0x340
[  859.893574]  ? trace_hardirqs_off_caller+0x310/0x310
[  859.898691]  ? cgroup_procs_write_finish+0xf0/0xf0
[  859.903645]  shrink_node+0x431/0x16b0
[  859.907446]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  859.912754]  ? shrink_node_memcg+0x18f0/0x18f0
[  859.917336]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  859.921928]  ? trace_hardirqs_on+0xbd/0x310
[  859.926248]  ? vmpressure+0x271/0x340
[  859.930050]  ? do_raw_spin_unlock+0xa7/0x330
[  859.934468]  ? do_raw_spin_trylock+0x270/0x270
[  859.939087]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  859.944630]  ? __cpuset_node_allowed+0x19b/0x660
[  859.949388]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  859.955118]  ? vmpressure+0x1a2/0x340
[  859.958929]  do_try_to_free_pages+0x3e7/0x1290
[  859.963513]  ? zap_class+0x640/0x640
[  859.967242]  ? shrink_node+0x16b0/0x16b0
[  859.971324]  ? __lock_is_held+0xb5/0x140
[  859.975406]  try_to_free_pages+0x4d0/0xb90
[  859.979646]  ? do_try_to_free_pages+0x1290/0x1290
[  859.984549]  ? lock_acquire+0x1ed/0x520
[  859.988725]  ? set_page_refcounted+0x280/0x280
[  859.993314]  ? lock_release+0xa00/0xa00
[  859.997293]  ? _raw_spin_unlock_irq+0x60/0x80
[  860.001788]  ? psi_memstall_enter+0x240/0x2b0
[  860.006284]  ? psi_memstall_tick+0x230/0x230
[  860.010707]  __alloc_pages_slowpath+0xa14/0x2e10
[  860.015493]  ? warn_alloc+0x120/0x120
[  860.019293]  ? mark_held_locks+0x130/0x130
[  860.023538]  ? find_get_entry+0xaae/0x1120
[  860.027835]  ? filemap_map_pages+0x1a20/0x1a20
[  860.032424]  ? zap_class+0x640/0x640
[  860.036148]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  860.041690]  ? check_preemption_disabled+0x48/0x280
[  860.046710]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  860.052260]  ? should_fail+0x22d/0xd01
[  860.056157]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  860.061263]  ? zap_class+0x640/0x640
[  860.065023]  ? __lock_is_held+0xb5/0x140
[  860.069095]  ? mark_held_locks+0x130/0x130
[  860.073338]  ? lock_release+0xa00/0xa00
[  860.077317]  ? perf_trace_sched_process_exec+0x860/0x860
[  860.082769]  ? xa_load+0x2ba/0x460
[  860.086310]  ? lock_downgrade+0x900/0x900
[  860.090468]  ? __might_sleep+0x95/0x190
[  860.094452]  __alloc_pages_nodemask+0xa80/0xde0
[  860.099134]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  860.104158]  ? __page_cache_alloc+0x191/0x5c0
[  860.108655]  ? xa_load+0x2e1/0x460
[  860.112204]  ? xa_clear_mark+0x40/0x40
[  860.116096]  ? zap_class+0x640/0x640
[  860.119826]  ? zap_class+0x640/0x640
[  860.123540]  ? zap_class+0x640/0x640
[  860.127254]  ? __do_page_cache_readahead+0x663/0x810
[  860.132364]  ? find_held_lock+0x36/0x1c0
[  860.136431]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  860.141974]  alloc_pages_current+0x173/0x350
[  860.146402]  __page_cache_alloc+0x38c/0x5c0
[  860.150740]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  860.155670]  ? kasan_check_read+0x11/0x20
[  860.159850]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  860.165151]  ? generic_perform_write+0x6a0/0x6a0
[  860.169910]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  860.175448]  ? check_preemption_disabled+0x48/0x280
[  860.180471]  filemap_fault+0x1595/0x25f0
[  860.184543]  ? __lock_page_or_retry+0xa00/0xa00
[  860.189217]  ? mark_held_locks+0x130/0x130
[  860.193465]  ? filemap_map_pages+0xd6b/0x1a20
[  860.197965]  ? lock_downgrade+0x900/0x900
[  860.202120]  ? check_preemption_disabled+0x48/0x280
[  860.207143]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  860.212076]  ? kasan_check_read+0x11/0x20
[  860.216225]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  860.221504]  ? rcu_softirq_qs+0x20/0x20
[  860.225492]  ? filemap_map_pages+0xd92/0x1a20
[  860.230002]  ? find_get_entries_tag+0x1400/0x1400
[  860.234868]  ? lock_acquire+0x1ed/0x520
[  860.238841]  ? ext4_filemap_fault+0x7a/0xad
[  860.243172]  ? lock_release+0xa00/0xa00
[  860.247149]  ? perf_trace_sched_process_exec+0x860/0x860
[  860.252604]  ? mark_held_locks+0x130/0x130
[  860.256843]  ? print_usage_bug+0xc0/0xc0
[  860.260908]  ? print_usage_bug+0xc0/0xc0
[  860.264980]  ? down_read+0x8d/0x120
[  860.268622]  ? ext4_filemap_fault+0x7a/0xad
[  860.272949]  ? __down_interruptible+0x700/0x700
[  860.277640]  ext4_filemap_fault+0x82/0xad
[  860.281794]  __do_fault+0x100/0x6b0
[  860.285427]  ? pmd_devmap_trans_unstable+0x220/0x220
[  860.290533]  ? mark_held_locks+0x130/0x130
[  860.294767]  ? mark_held_locks+0x130/0x130
[  860.299025]  ? hrtimer_forward+0x2a0/0x2a0
[  860.303301]  ? hrtimer_start_range_ns+0x6c4/0xe00
[  860.308162]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  860.313705]  __handle_mm_fault+0x3ea0/0x5be0
[  860.318127]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  860.322969]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  860.328094]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  860.333206]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  860.337790]  ? trace_hardirqs_on+0xbd/0x310
[  860.342118]  ? kasan_check_read+0x11/0x20
[  860.346286]  ? __free_object+0x173/0x340
[  860.350360]  ? zap_class+0x640/0x640
[  860.354070]  ? zap_class+0x640/0x640
[  860.357787]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  860.362894]  ? find_held_lock+0x36/0x1c0
[  860.366974]  ? handle_mm_fault+0x42a/0xc70
[  860.371242]  ? lock_downgrade+0x900/0x900
[  860.375390]  ? check_preemption_disabled+0x48/0x280
[  860.380415]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  860.385349]  ? kasan_check_read+0x11/0x20
[  860.389503]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  860.394793]  ? rcu_softirq_qs+0x20/0x20
[  860.398767]  ? trace_hardirqs_off_caller+0x310/0x310
[  860.403872]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  860.409417]  ? check_preemption_disabled+0x48/0x280
[  860.414443]  handle_mm_fault+0x54f/0xc70
[  860.418510]  ? __handle_mm_fault+0x5be0/0x5be0
[  860.423108]  ? find_vma+0x34/0x190
[  860.426661]  __do_page_fault+0x5e8/0xe60
[  860.430722]  ? trace_hardirqs_off+0xb8/0x310
[  860.435146]  do_page_fault+0xf2/0x7e0
[  860.438951]  ? vmalloc_sync_all+0x30/0x30
[  860.443099]  ? error_entry+0x70/0xd0
[  860.446824]  ? trace_hardirqs_off_caller+0xbb/0x310
[  860.451840]  ? trace_hardirqs_on_caller+0xc0/0x310
[  860.456772]  ? syscall_return_slowpath+0x5e0/0x5e0
[  860.461703]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  860.466551]  ? trace_hardirqs_on_caller+0x310/0x310
[  860.471566]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  860.477028]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  860.482045]  ? prepare_exit_to_usermode+0x291/0x3b0
[  860.487066]  ? page_fault+0x8/0x30
[  860.490615]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  860.495465]  ? page_fault+0x8/0x30
[  860.499010]  page_fault+0x1e/0x30
[  860.502462] RIP: 0033:0x7f379df38e40
[  860.506190] Code: Bad RIP value.
[  860.509556] RSP: 002b:00007fff016452d8 EFLAGS: 00010246
[  860.514926] RAX: 0000000000000000 RBX: 00007fff01645400 RCX: 00007f379df38e40
[  860.522196] RDX: 0000000000000000 RSI: 00007fff01645480 RDI: 00007fff01645480
[  860.529465] RBP: 00007fff01645380 R08: 00007fff016452e0 R09: 0000000000000000
[  860.536731] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  860.543998] R13: 00007fff016455e0 R14: 0000000000000000 R15: 0000000000000000
[  860.551291] warn_alloc_show_mem: 1 callbacks suppressed
[  860.551303] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  860.551305] Mem-Info:
[  860.551336] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  860.551336]  active_file:8 inactive_file:18 isolated_file:0
[  860.551336]  unevictable:0 dirty:0 writeback:0 unstable:0
[  860.551336]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  860.551336]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  860.551336]  free:13785 free_pcp:451 free_cma:0
[  860.556679] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  860.564043] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  860.566438] Call Trace:
[  860.599392] 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
[  860.608739]  <IRQ>
[  860.636567] lowmem_reserve[]: 0 2818 6321 6321
[  860.639166]  dump_stack+0x244/0x39d
[  860.665244] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  860.667402]  ? dump_stack_print_info.cold.1+0x20/0x20
[  860.671952] lowmem_reserve[]: 0 0 3503 3503
[  860.675585]  warn_alloc.cold.116+0xb7/0x1bd
[  860.702875] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  860.708074]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  860.712370] lowmem_reserve[]: 0 0 0 0
[  860.716688]  ? lock_downgrade+0x900/0x900
[  860.745893] 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
[  860.750740]  ? trace_hardirqs_off+0xb8/0x310
[  860.754511] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  860.758655]  ? trace_hardirqs_off+0xb8/0x310
[  860.772149] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  860.776560]  __alloc_pages_slowpath+0x26e8/0x2e10
[  860.791706] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  860.796127]  ? warn_alloc+0x120/0x120
[  860.810654] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  860.815488]  ? warn_alloc+0x120/0x120
[  860.824296] 3988 total pagecache pages
[  860.828085]  ? warn_alloc+0x120/0x120
[  860.836641] 0 pages in swap cache
[  860.840429]  ? check_preemption_disabled+0x48/0x280
[  860.844292] Swap cache stats: add 0, delete 0, find 0/0
[  860.848081]  ? print_usage_bug+0xc0/0xc0
[  860.851505] Free swap  = 0kB
[  860.856513]  ? print_usage_bug+0xc0/0xc0
[  860.861852] Total swap = 0kB
[  860.865904]  ? __lock_is_held+0xb5/0x140
[  860.868903] 1965979 pages RAM
[  860.872964]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  860.876213] 0 pages HighMem/MovableOnly
[  860.880265]  ? should_fail+0x22d/0xd01
[  860.883348] 342853 pages reserved
[  860.888876]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  860.892823] 0 pages cma reserved
[  860.896714]  ? __lock_acquire+0x62f/0x4c20
[  860.900201] aoe: skb alloc failure
[  860.905237]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  860.905251]  ? __lock_acquire+0x62f/0x4c20
[  860.905267]  ? should_fail+0x22d/0xd01
[  860.908650] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  860.912857]  ? mark_held_locks+0x130/0x130
[  860.916367] cron cpuset=/ mems_allowed=0
[  860.921460]  ? mark_held_locks+0x130/0x130
[  860.951724]  ? zap_class+0x640/0x640
[  860.955442]  ? rb_insert_color+0x1460/0x1460
[  860.959853]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  860.965392]  ? check_preemption_disabled+0x48/0x280
[  860.970434]  ? __lock_is_held+0xb5/0x140
[  860.974519]  __alloc_pages_nodemask+0xa80/0xde0
[  860.979186]  ? zap_class+0x640/0x640
[  860.982903]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  860.987943]  ? find_held_lock+0x36/0x1c0
[  860.992011]  ? ____cache_alloc_node+0x1c7/0x1e0
[  860.996682]  ? lock_downgrade+0x900/0x900
[  861.000836]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  861.006398]  cache_grow_begin+0xa5/0x8c0
[  861.010457]  ? do_raw_spin_unlock+0xa7/0x330
[  861.014875]  fallback_alloc+0x204/0x2e0
[  861.018858]  ____cache_alloc_node+0x1c7/0x1e0
[  861.023365]  kmem_cache_alloc+0x1f8/0x730
[  861.027511]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  861.032789]  ? rcu_softirq_qs+0x20/0x20
[  861.036774]  dst_alloc+0xbb/0x1d0
[  861.040267]  rt_dst_alloc+0x105/0x540
[  861.044070]  ? fnhe_flush_routes+0x480/0x480
[  861.048487]  ? fib4_rule_nlmsg_payload+0x10/0x10
[  861.053257]  ip_route_input_slow+0x1d14/0x3ea0
[  861.057855]  ? fib_multipath_hash+0x1090/0x1090
[  861.062532]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  861.068074]  ? rt_cache_route+0x470/0x470
[  861.072224]  ? fib4_rule_delete+0x360/0x370
[  861.076563]  ? mark_held_locks+0x130/0x130
[  861.080804]  ? __lock_acquire+0x62f/0x4c20
[  861.085047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  861.090587]  ? check_preemption_disabled+0x48/0x280
[  861.095644]  ? mark_held_locks+0x130/0x130
[  861.099892]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  861.105430]  ? ip_route_output_key_hash_rcu+0x10d7/0x3490
[  861.110970]  ? zap_class+0x640/0x640
[  861.114693]  ? ip_route_input_noref+0x260/0x260
[  861.119635]  ? find_held_lock+0x36/0x1c0
[  861.123710]  ip_route_input_rcu+0x10a/0xd80
[  861.128037]  ? ip_route_input_slow+0x3ea0/0x3ea0
[  861.132791]  ? lock_acquire+0x1ed/0x520
[  861.136770]  ? ip_route_input_rcu+0xd80/0xd80
[  861.141267]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  861.146807]  ? check_preemption_disabled+0x48/0x280
[  861.151832]  ? kasan_check_read+0x11/0x20
[  861.155978]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  861.161258]  ? rcu_softirq_qs+0x20/0x20
[  861.165239]  ? lock_acquire+0x1ed/0x520
[  861.169216]  ? icmp_route_lookup.constprop.23+0xac5/0x1900
[  861.174849]  ip_route_input_noref+0x11d/0x260
[  861.179347]  ? ip_route_input_rcu+0xd80/0xd80
[  861.183853]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  861.189399]  icmp_route_lookup.constprop.23+0xb67/0x1900
[  861.194862]  ? icmp_timestamp+0x630/0x630
[  861.199014]  ? find_held_lock+0x36/0x1c0
[  861.203097]  ? lock_downgrade+0x900/0x900
[  861.207254]  ? check_preemption_disabled+0x48/0x280
[  861.212278]  ? memset+0x31/0x40
[  861.215559]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  861.221104]  ? __ip_options_echo+0x6c0/0x1280
[  861.225623]  icmp_send+0x12ec/0x1bd0
[  861.229344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  861.234894]  ? icmp_route_lookup.constprop.23+0x1900/0x1900
[  861.240624]  ? zap_class+0x640/0x640
[  861.244376]  ? lock_downgrade+0x900/0x900
[  861.248529]  ? lock_acquire+0x1ed/0x520
[  861.252502]  ? neigh_timer_handler+0xa0/0xdf0
[  861.257006]  ? refcount_sub_and_test_checked+0x203/0x310
[  861.262457]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  861.266869]  ipv4_link_failure+0x2c/0x220
[  861.271016]  ? ipv4_link_failure+0x2c/0x220
[  861.275334]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  861.279749]  arp_error_report+0xd1/0x1c0
[  861.283823]  neigh_invalidate+0x246/0x550
[  861.287978]  neigh_timer_handler+0xb07/0xdf0
[  861.292391]  ? neigh_periodic_work+0xc60/0xc60
[  861.296979]  ? __lock_is_held+0xb5/0x140
[  861.301054]  call_timer_fn+0x272/0x920
[  861.304953]  ? neigh_periodic_work+0xc60/0xc60
[  861.309540]  ? process_timeout+0x40/0x40
[  861.313623]  ? __run_timers+0x7da/0xc70
[  861.317616]  ? _raw_spin_unlock_irq+0x27/0x80
[  861.322138]  ? _raw_spin_unlock_irq+0x27/0x80
[  861.326638]  ? neigh_periodic_work+0xc60/0xc60
[  861.331222]  ? lockdep_hardirqs_on+0x296/0x5b0
[  861.335812]  ? trace_hardirqs_on+0xbd/0x310
[  861.340136]  ? kasan_check_read+0x11/0x20
[  861.344287]  ? __run_timers+0x7da/0xc70
[  861.348275]  ? trace_hardirqs_off_caller+0x310/0x310
[  861.353384]  ? neigh_periodic_work+0xc60/0xc60
[  861.357970]  ? neigh_periodic_work+0xc60/0xc60
[  861.362553]  __run_timers+0x7e5/0xc70
[  861.366366]  ? timer_fixup_init+0x70/0x70
[  861.370532]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  861.375551]  ? zap_class+0x640/0x640
[  861.379266]  ? enqueue_hrtimer+0x1a5/0x560
[  861.383506]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  861.388702]  ? find_held_lock+0x36/0x1c0
[  861.392771]  ? zap_class+0x640/0x640
[  861.396490]  ? pvclock_read_flags+0x160/0x160
[  861.400990]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  861.406530]  ? check_preemption_disabled+0x48/0x280
[  861.411557]  ? __lock_is_held+0xb5/0x140
[  861.415631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  861.421174]  ? check_preemption_disabled+0x48/0x280
[  861.426200]  run_timer_softirq+0x52/0xb0
[  861.430273]  ? rcu_read_lock_sched_held+0x14f/0x180
[  861.435303]  __do_softirq+0x308/0xb7e
[  861.439123]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  861.443629]  ? lock_downgrade+0x900/0x900
[  861.447782]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  861.452895]  ? pvclock_read_flags+0x160/0x160
[  861.457394]  ? lapic_next_event+0x5a/0x90
[  861.461547]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  861.467091]  ? kvm_clock_read+0x18/0x30
[  861.471066]  ? kvm_sched_clock_read+0x9/0x20
[  861.475475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  861.481016]  ? check_preemption_disabled+0x48/0x280
[  861.486040]  irq_exit+0x17f/0x1c0
[  861.489499]  smp_apic_timer_interrupt+0x1cb/0x760
[  861.494342]  ? smp_reschedule_interrupt+0x109/0x650
[  861.499362]  ? smp_call_function_single_interrupt+0x650/0x650
[  861.505245]  ? interrupt_entry+0xb5/0xc0
[  861.509310]  ? trace_hardirqs_off_caller+0xbb/0x310
[  861.514323]  ? trace_hardirqs_off_caller+0xbb/0x310
[  861.519359]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  861.524221]  ? trace_hardirqs_on_caller+0x310/0x310
[  861.529240]  ? trace_hardirqs_on_caller+0x310/0x310
[  861.534286]  ? task_prio+0x50/0x50
[  861.537846]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  861.543401]  ? check_preemption_disabled+0x48/0x280
[  861.548439]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  861.553289]  apic_timer_interrupt+0xf/0x20
[  861.557515]  </IRQ>
[  861.559752] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  861.564699] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  861.583608] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  861.591320] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  861.598585] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  861.605867] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  861.613133] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  861.620399] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  861.627731]  skb_clone+0x1bb/0x500
[  861.631271]  ? skb_split+0x11e0/0x11e0
[  861.635209]  ? check_preemption_disabled+0x48/0x280
[  861.640260]  ? __this_cpu_preempt_check+0x1c/0x20
[  861.645134]  ? __bpf_redirect+0x54b/0xb20
[  861.649300]  bpf_clone_redirect+0xb9/0x490
[  861.653576]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  861.658618]  ? __sched_text_start+0x8/0x8
[  861.662771]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  861.667542]  ? find_held_lock+0x36/0x1c0
[  861.671632]  ? lock_acquire+0x1ed/0x520
[  861.675624]  ? bpf_test_run+0x3cb/0x780
[  861.679613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  861.685153]  ? check_preemption_disabled+0x48/0x280
[  861.690195]  ? kasan_check_read+0x11/0x20
[  861.694363]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  861.699657]  ? rcu_softirq_qs+0x20/0x20
[  861.703641]  ? preempt_schedule+0x4d/0x60
[  861.707794]  ? ___preempt_schedule+0x16/0x18
[  861.712214]  ? bpf_test_run+0x25d/0x780
[  861.716203]  ? netlink_diag_dump+0x2a0/0x2a0
[  861.720629]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  861.726166]  ? bpf_test_init.isra.10+0x70/0x100
[  861.730846]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  861.735628]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  861.740473]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  861.746013]  ? fput+0x130/0x1a0
[  861.749295]  ? __bpf_prog_get+0x9b/0x290
[  861.753361]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  861.758205]  ? bpf_prog_test_run+0x130/0x1a0
[  861.762630]  ? __x64_sys_bpf+0x3db/0x520
[  861.766696]  ? bpf_prog_get+0x20/0x20
[  861.770523]  ? do_syscall_64+0x1b9/0x820
[  861.774585]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  861.779965]  ? syscall_return_slowpath+0x5e0/0x5e0
[  861.784900]  ? trace_hardirqs_on_caller+0x310/0x310
[  861.789920]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  861.794944]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  861.801621]  ? __switch_to_asm+0x40/0x70
[  861.805682]  ? __switch_to_asm+0x34/0x70
[  861.809751]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  861.814611]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  861.819995] CPU: 1 PID: 5951 Comm: cron Not tainted 4.20.0-rc1+ #152
[  861.820136] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  861.826496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  861.836967] syz-executor5 cpuset=syz5 mems_allowed=0
[  861.846309] Call Trace:
[  861.853958]  <IRQ>
[  861.856146]  dump_stack+0x244/0x39d
[  861.859777]  ? dump_stack_print_info.cold.1+0x20/0x20
[  861.864980]  warn_alloc.cold.116+0xb7/0x1bd
[  861.869338]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  861.874201]  ? lock_downgrade+0x900/0x900
[  861.878376]  ? trace_hardirqs_off+0xb8/0x310
[  861.882795]  ? trace_hardirqs_off+0xb8/0x310
[  861.887217]  __alloc_pages_slowpath+0x26e8/0x2e10
[  861.892089]  ? warn_alloc+0x120/0x120
[  861.895900]  ? warn_alloc+0x120/0x120
[  861.899702]  ? __lock_acquire+0x62f/0x4c20
[  861.903941]  ? warn_alloc+0x120/0x120
[  861.907747]  ? print_usage_bug+0xc0/0xc0
[  861.911811]  ? print_usage_bug+0xc0/0xc0
[  861.915876]  ? mark_held_locks+0x130/0x130
[  861.920125]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  861.925666]  ? should_fail+0x22d/0xd01
[  861.929551]  ? zap_class+0x640/0x640
[  861.933273]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  861.938377]  ? __lock_acquire+0x62f/0x4c20
[  861.942622]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  861.947724]  ? should_fail+0x22d/0xd01
[  861.951630]  ? mark_held_locks+0x130/0x130
[  861.955869]  ? mark_held_locks+0x130/0x130
[  861.960110]  ? lock_downgrade+0x900/0x900
[  861.964265]  ? zap_class+0x640/0x640
[  861.967979]  ? zap_class+0x640/0x640
[  861.971708]  ? zap_class+0x640/0x640
[  861.975437]  ? do_raw_spin_unlock+0xa7/0x330
[  861.979867]  ? trace_hardirqs_on+0x310/0x310
[  861.984292]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  861.989830]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  861.995370]  ? check_preemption_disabled+0x48/0x280
[  862.000400]  ? __lock_is_held+0xb5/0x140
[  862.004469]  __alloc_pages_nodemask+0xa80/0xde0
[  862.009139]  ? zap_class+0x640/0x640
[  862.012860]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  862.017891]  ? find_held_lock+0x36/0x1c0
[  862.021967]  ? ____cache_alloc_node+0x1c7/0x1e0
[  862.026636]  ? lock_downgrade+0x900/0x900
[  862.030794]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  862.036338]  cache_grow_begin+0xa5/0x8c0
[  862.040405]  ? do_raw_spin_unlock+0xa7/0x330
[  862.044823]  fallback_alloc+0x204/0x2e0
[  862.048805]  ____cache_alloc_node+0x1c7/0x1e0
[  862.053307]  kmem_cache_alloc_node+0xe3/0x730
[  862.057816]  ? lockdep_hardirqs_on+0x296/0x5b0
[  862.062410]  __alloc_skb+0x119/0x770
[  862.066134]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  862.071504]  ? netdev_alloc_frag+0x1f0/0x1f0
[  862.075922]  ? vprintk_default+0x28/0x30
[  862.079984]  ? vprintk_func+0x85/0x181
[  862.083872]  ? printk+0xa7/0xcf
[  862.087151]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  862.091913]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  862.097021]  new_skb+0x26/0x1c0
[  862.100304]  aoecmd_cfg+0x279/0x7f0
[  862.103934]  ? find_held_lock+0x36/0x1c0
[  862.107998]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  862.112328]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  862.117883]  ? __lock_is_held+0xb5/0x140
[  862.121956]  discover_timer+0x50/0x60
[  862.125759]  call_timer_fn+0x272/0x920
[  862.129649]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  862.134491]  ? process_timeout+0x40/0x40
[  862.138561]  ? mark_held_locks+0xc7/0x130
[  862.142719]  ? _raw_spin_unlock_irq+0x27/0x80
[  862.147214]  ? _raw_spin_unlock_irq+0x27/0x80
[  862.151711]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  862.156557]  ? lockdep_hardirqs_on+0x296/0x5b0
[  862.161146]  ? trace_hardirqs_on+0xbd/0x310
[  862.165475]  ? kasan_check_read+0x11/0x20
[  862.169630]  ? __run_timers+0x7da/0xc70
[  862.173617]  ? trace_hardirqs_off_caller+0x310/0x310
[  862.178744]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  862.183586]  __run_timers+0x7e5/0xc70
[  862.187406]  ? timer_fixup_init+0x70/0x70
[  862.191558]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  862.196574]  ? zap_class+0x640/0x640
[  862.200304]  ? print_usage_bug+0xc0/0xc0
[  862.204371]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  862.209572]  ? find_held_lock+0x36/0x1c0
[  862.213646]  ? zap_class+0x640/0x640
[  862.217375]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  862.222914]  ? check_preemption_disabled+0x48/0x280
[  862.227941]  ? __lock_is_held+0xb5/0x140
[  862.232004]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  862.237542]  ? check_preemption_disabled+0x48/0x280
[  862.242567]  run_timer_softirq+0x52/0xb0
[  862.246639]  ? rcu_read_lock_sched_held+0x14f/0x180
[  862.251657]  __do_softirq+0x308/0xb7e
[  862.255463]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  862.259956]  ? lock_downgrade+0x900/0x900
[  862.264116]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  862.269232]  ? pvclock_read_flags+0x160/0x160
[  862.273764]  ? lapic_next_event+0x5a/0x90
[  862.277915]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  862.283462]  ? kvm_clock_read+0x18/0x30
[  862.287465]  ? kvm_sched_clock_read+0x9/0x20
[  862.291876]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  862.297415]  ? check_preemption_disabled+0x48/0x280
[  862.302441]  irq_exit+0x17f/0x1c0
[  862.305903]  smp_apic_timer_interrupt+0x1cb/0x760
[  862.310745]  ? smp_reschedule_interrupt+0x109/0x650
[  862.315763]  ? smp_call_function_single_interrupt+0x650/0x650
[  862.321650]  ? interrupt_entry+0xb5/0xc0
[  862.325715]  ? trace_hardirqs_off_caller+0xbb/0x310
[  862.330732]  ? trace_hardirqs_off_caller+0xbb/0x310
[  862.335754]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  862.340606]  ? trace_hardirqs_on_caller+0x310/0x310
[  862.345632]  ? trace_hardirqs_on_caller+0x310/0x310
[  862.350651]  ? task_prio+0x50/0x50
[  862.354195]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  862.359735]  ? check_preemption_disabled+0x48/0x280
[  862.364759]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  862.369621]  apic_timer_interrupt+0xf/0x20
[  862.373852]  </IRQ>
[  862.376091] RIP: 0010:lock_is_held_type+0x74/0x210
[  862.381026] Code: 8b 83 7c 08 00 00 85 c0 0f 85 46 01 00 00 48 c7 c7 a8 fb 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 <0f> 85 6c 01 00 00 48 83 3d c6 20 f1 07 00 0f 84 2a 01 00 00 9c 58
[  862.399928] RSP: 0000:ffff8801c78d5fd0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  862.407639] RAX: dffffc0000000000 RBX: ffff8801c505c140 RCX: 0000000000000000
[  862.414905] RDX: 1ffffffff12a3f75 RSI: 00000000ffffffff RDI: ffffffff8951fba8
[  862.422174] RBP: ffff8801c78d5ff0 R08: ffff8801c505c140 R09: ffffed003b5e5b67
[  862.429445] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: 1ffff10038f1ac03
[  862.436711] R13: ffffffff8959b980 R14: 0000000000000000 R15: ffffffffffffffff
[  862.444017]  rcu_read_lock_held+0xa9/0xc0
[  862.448170]  list_lru_count_one+0x31a/0x450
[  862.452494]  ? list_lru_isolate_move+0x3c0/0x3c0
[  862.457254]  ? shmem_free_inode+0xd0/0xd0
[  862.461405]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  862.466943]  ? ubifs_shrink_count+0xc4/0x100
[  862.471365]  super_cache_count+0x153/0x2e0
[  862.475615]  do_shrink_slab+0x1b1/0xd30
[  862.479609]  ? lock_acquire+0x1ed/0x520
[  862.483601]  ? snapshot_refaults+0x290/0x290
[  862.488011]  ? lock_release+0xa00/0xa00
[  862.491995]  ? perf_trace_sched_process_exec+0x860/0x860
[  862.497457]  ? down_read_trylock+0xda/0x140
[  862.501775]  ? shrink_slab+0x207/0x8c0
[  862.505666]  ? downgrade_write+0x270/0x270
[  862.509913]  shrink_slab+0x389/0x8c0
[  862.513629]  ? shrink_active_list+0x1f00/0x1f00
[  862.518307]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  862.523934]  ? trace_hardirqs_on+0xbd/0x310
[  862.528259]  ? vmpressure+0x271/0x340
[  862.532060]  ? trace_hardirqs_off_caller+0x310/0x310
[  862.537171]  ? cgroup_procs_write_finish+0xf0/0xf0
[  862.542126]  shrink_node+0x431/0x16b0
[  862.545929]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  862.551233]  ? shrink_node_memcg+0x18f0/0x18f0
[  862.555820]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  862.560416]  ? trace_hardirqs_on+0xbd/0x310
[  862.564754]  ? vmpressure+0x271/0x340
[  862.568555]  ? do_raw_spin_unlock+0xa7/0x330
[  862.572963]  ? do_raw_spin_trylock+0x270/0x270
[  862.577552]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  862.583091]  ? __cpuset_node_allowed+0x19b/0x660
[  862.587857]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  862.593567]  ? vmpressure+0x1a2/0x340
[  862.597383]  do_try_to_free_pages+0x3e7/0x1290
[  862.601962]  ? zap_class+0x640/0x640
[  862.605697]  ? shrink_node+0x16b0/0x16b0
[  862.609761]  ? __lock_is_held+0xb5/0x140
[  862.613835]  try_to_free_pages+0x4d0/0xb90
[  862.618092]  ? do_try_to_free_pages+0x1290/0x1290
[  862.622948]  ? lock_acquire+0x1ed/0x520
[  862.626924]  ? set_page_refcounted+0x280/0x280
[  862.631513]  ? lock_release+0xa00/0xa00
[  862.635488]  ? _raw_spin_unlock_irq+0x60/0x80
[  862.639982]  ? psi_memstall_enter+0x240/0x2b0
[  862.644498]  ? psi_memstall_tick+0x230/0x230
[  862.648918]  __alloc_pages_slowpath+0xa14/0x2e10
[  862.653717]  ? warn_alloc+0x120/0x120
[  862.657520]  ? mark_held_locks+0x130/0x130
[  862.661761]  ? find_get_entry+0xaae/0x1120
[  862.666004]  ? filemap_map_pages+0x1a20/0x1a20
[  862.670590]  ? zap_class+0x640/0x640
[  862.674321]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  862.679860]  ? check_preemption_disabled+0x48/0x280
[  862.684877]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  862.690416]  ? should_fail+0x22d/0xd01
[  862.694312]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  862.699416]  ? zap_class+0x640/0x640
[  862.703173]  ? __lock_is_held+0xb5/0x140
[  862.707248]  ? mark_held_locks+0x130/0x130
[  862.711489]  ? lock_release+0xa00/0xa00
[  862.715468]  ? perf_trace_sched_process_exec+0x860/0x860
[  862.720920]  ? xa_load+0x2ba/0x460
[  862.724464]  ? lock_downgrade+0x900/0x900
[  862.728624]  ? __might_sleep+0x95/0x190
[  862.732616]  __alloc_pages_nodemask+0xa80/0xde0
[  862.737297]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  862.742316]  ? __page_cache_alloc+0x191/0x5c0
[  862.746810]  ? xa_load+0x2e1/0x460
[  862.750368]  ? xa_clear_mark+0x40/0x40
[  862.754270]  ? zap_class+0x640/0x640
[  862.757991]  ? zap_class+0x640/0x640
[  862.761707]  ? zap_class+0x640/0x640
[  862.765425]  ? __do_page_cache_readahead+0x663/0x810
[  862.770534]  ? find_held_lock+0x36/0x1c0
[  862.774608]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  862.780153]  alloc_pages_current+0x173/0x350
[  862.784571]  __page_cache_alloc+0x38c/0x5c0
[  862.788900]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  862.793834]  ? kasan_check_read+0x11/0x20
[  862.797980]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  862.803261]  ? generic_perform_write+0x6a0/0x6a0
[  862.808019]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  862.813558]  ? check_preemption_disabled+0x48/0x280
[  862.818583]  filemap_fault+0x1595/0x25f0
[  862.822672]  ? __lock_page_or_retry+0xa00/0xa00
[  862.827345]  ? mark_held_locks+0x130/0x130
[  862.831588]  ? filemap_map_pages+0xd6b/0x1a20
[  862.836097]  ? lock_downgrade+0x900/0x900
[  862.840255]  ? check_preemption_disabled+0x48/0x280
[  862.845274]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  862.850207]  ? kasan_check_read+0x11/0x20
[  862.854356]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  862.859634]  ? rcu_softirq_qs+0x20/0x20
[  862.863632]  ? filemap_map_pages+0xd92/0x1a20
[  862.868151]  ? find_get_entries_tag+0x1400/0x1400
[  862.873018]  ? lock_acquire+0x1ed/0x520
[  862.876994]  ? ext4_filemap_fault+0x7a/0xad
[  862.881322]  ? lock_release+0xa00/0xa00
[  862.885309]  ? perf_trace_sched_process_exec+0x860/0x860
[  862.890772]  ? mark_held_locks+0x130/0x130
[  862.895021]  ? print_usage_bug+0xc0/0xc0
[  862.899083]  ? print_usage_bug+0xc0/0xc0
[  862.903159]  ? down_read+0x8d/0x120
[  862.906783]  ? ext4_filemap_fault+0x7a/0xad
[  862.911111]  ? __down_interruptible+0x700/0x700
[  862.915790]  ext4_filemap_fault+0x82/0xad
[  862.919944]  __do_fault+0x100/0x6b0
[  862.923577]  ? pmd_devmap_trans_unstable+0x220/0x220
[  862.928694]  ? mark_held_locks+0x130/0x130
[  862.932935]  ? mark_held_locks+0x130/0x130
[  862.937176]  ? hrtimer_forward+0x2a0/0x2a0
[  862.941410]  ? hrtimer_start_range_ns+0x6c4/0xe00
[  862.946254]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  862.951798]  __handle_mm_fault+0x3ea0/0x5be0
[  862.956215]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  862.961061]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  862.966163]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  862.971269]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  862.975855]  ? trace_hardirqs_on+0xbd/0x310
[  862.980181]  ? kasan_check_read+0x11/0x20
[  862.984333]  ? __free_object+0x173/0x340
[  862.988405]  ? zap_class+0x640/0x640
[  862.992123]  ? zap_class+0x640/0x640
[  862.995833]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  863.000942]  ? find_held_lock+0x36/0x1c0
[  863.005014]  ? handle_mm_fault+0x42a/0xc70
[  863.009254]  ? lock_downgrade+0x900/0x900
[  863.013402]  ? check_preemption_disabled+0x48/0x280
[  863.018422]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  863.023356]  ? kasan_check_read+0x11/0x20
[  863.027505]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  863.032783]  ? rcu_softirq_qs+0x20/0x20
[  863.036759]  ? trace_hardirqs_off_caller+0x310/0x310
[  863.041872]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  863.047423]  ? check_preemption_disabled+0x48/0x280
[  863.052448]  handle_mm_fault+0x54f/0xc70
[  863.056514]  ? __handle_mm_fault+0x5be0/0x5be0
[  863.061117]  ? find_vma+0x34/0x190
[  863.064676]  __do_page_fault+0x5e8/0xe60
[  863.068742]  ? trace_hardirqs_off+0xb8/0x310
[  863.073175]  do_page_fault+0xf2/0x7e0
[  863.076992]  ? vmalloc_sync_all+0x30/0x30
[  863.081143]  ? error_entry+0x70/0xd0
[  863.084863]  ? trace_hardirqs_off_caller+0xbb/0x310
[  863.089884]  ? trace_hardirqs_on_caller+0xc0/0x310
[  863.094824]  ? syscall_return_slowpath+0x5e0/0x5e0
[  863.099752]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  863.104603]  ? trace_hardirqs_on_caller+0x310/0x310
[  863.109629]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  863.115083]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  863.120255]  ? prepare_exit_to_usermode+0x291/0x3b0
[  863.125284]  ? page_fault+0x8/0x30
[  863.128825]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  863.133679]  ? page_fault+0x8/0x30
[  863.137225]  page_fault+0x1e/0x30
[  863.140679] RIP: 0033:0x7f379df38e40
[  863.144416] Code: Bad RIP value.
[  863.147778] RSP: 002b:00007fff016452d8 EFLAGS: 00010246
[  863.153137] RAX: 0000000000000000 RBX: 00007fff01645400 RCX: 00007f379df38e40
[  863.160405] RDX: 0000000000000000 RSI: 00007fff01645480 RDI: 00007fff01645480
[  863.167672] RBP: 00007fff01645380 R08: 00007fff016452e0 R09: 0000000000000000
[  863.174943] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  863.182209] R13: 00007fff016455e0 R14: 0000000000000000 R15: 0000000000000000
[  863.189498] warn_alloc_show_mem: 1 callbacks suppressed
[  863.189511] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  863.189513] Mem-Info:
[  863.189544] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  863.189544]  active_file:8 inactive_file:18 isolated_file:0
[  863.189544]  unevictable:0 dirty:0 writeback:0 unstable:0
[  863.189544]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  863.189544]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  863.189544]  free:13785 free_pcp:451 free_cma:0
[  863.194888] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  863.202251] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  863.204651] Call Trace:
[  863.237616] 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
[  863.246959]  <IRQ>
[  863.274787] lowmem_reserve[]: 0 2818 6321 6321
[  863.277392]  dump_stack+0x244/0x39d
[  863.303472] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  863.305631]  ? dump_stack_print_info.cold.1+0x20/0x20
[  863.310176] lowmem_reserve[]: 0 0 3503 3503
[  863.313805]  warn_alloc.cold.116+0xb7/0x1bd
[  863.341099] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  863.346290]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  863.350579] lowmem_reserve[]: 0 0 0 0
[  863.354910]  ? lock_downgrade+0x900/0x900
[  863.384127] 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
[  863.388979]  ? trace_hardirqs_off+0xb8/0x310
[  863.392743] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  863.396884]  ? trace_hardirqs_off+0xb8/0x310
[  863.410378] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  863.414791]  __alloc_pages_slowpath+0x26e8/0x2e10
[  863.429950] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  863.434379]  ? warn_alloc+0x120/0x120
[  863.448895] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  863.453734]  ? warn_alloc+0x120/0x120
[  863.462545] 3988 total pagecache pages
[  863.466346]  ? warn_alloc+0x120/0x120
[  863.474910] 0 pages in swap cache
[  863.478698]  ? print_usage_bug+0xc0/0xc0
[  863.482562] Swap cache stats: add 0, delete 0, find 0/0
[  863.486349]  ? print_usage_bug+0xc0/0xc0
[  863.489780] Free swap  = 0kB
[  863.493837]  ? pvclock_read_flags+0x160/0x160
[  863.499174] Total swap = 0kB
[  863.503229]  ? hrtimer_start_range_ns+0xe00/0xe00
[  863.506220] 1965979 pages RAM
[  863.510711]  ? trace_hardirqs_on+0x310/0x310
[  863.513702] 0 pages HighMem/MovableOnly
[  863.518539]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  863.521624] 342853 pages reserved
[  863.526028]  ? should_fail+0x22d/0xd01
[  863.529980] 0 pages cma reserved
[  863.535509]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  863.539005] aoe: skb alloc failure
[  863.542822]  ? __lock_acquire+0x62f/0x4c20
[  863.546222] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  863.551262]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  863.554781] cron cpuset=/ mems_allowed=0
[  863.559011]  ? should_fail+0x22d/0xd01
[  863.581709]  ? mark_held_locks+0x130/0x130
[  863.585951]  ? mark_held_locks+0x130/0x130
[  863.590185]  ? print_usage_bug+0xc0/0xc0
[  863.594247]  ? rcu_irq_exit+0x1a2/0x390
[  863.598221]  ? rcu_nmi_exit+0x290/0x290
[  863.602200]  ? kvm_clock_read+0x18/0x30
[  863.606173]  ? zap_class+0x640/0x640
[  863.609888]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  863.615427]  ? task_prio+0x50/0x50
[  863.618970]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  863.624511]  ? check_preemption_disabled+0x48/0x280
[  863.629540]  ? __lock_is_held+0xb5/0x140
[  863.633619]  __alloc_pages_nodemask+0xa80/0xde0
[  863.638294]  ? zap_class+0x640/0x640
[  863.642013]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  863.647045]  ? find_held_lock+0x36/0x1c0
[  863.651116]  ? ____cache_alloc_node+0x1c7/0x1e0
[  863.655787]  ? lock_downgrade+0x900/0x900
[  863.659942]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  863.665484]  cache_grow_begin+0xa5/0x8c0
[  863.669564]  ? do_raw_spin_unlock+0xa7/0x330
[  863.673988]  fallback_alloc+0x204/0x2e0
[  863.677969]  ____cache_alloc_node+0x1c7/0x1e0
[  863.682468]  kmem_cache_alloc_node+0xe3/0x730
[  863.686978]  __alloc_skb+0x119/0x770
[  863.690698]  ? netdev_alloc_frag+0x1f0/0x1f0
[  863.695113]  ? mark_held_locks+0x130/0x130
[  863.699358]  ? zap_class+0x640/0x640
[  863.703079]  ? get_stack_info+0x37/0x142
[  863.707139]  ? get_stack_info+0x37/0x142
[  863.711213]  alloc_skb_with_frags+0x133/0x7d0
[  863.715711]  ? find_held_lock+0x36/0x1c0
[  863.719787]  ? skb_complete_wifi_ack+0x1e0/0x1e0
[  863.724543]  ? lock_downgrade+0x900/0x900
[  863.728694]  ? check_preemption_disabled+0x48/0x280
[  863.733737]  sock_alloc_send_pskb+0x87a/0xaf0
[  863.738244]  ? rcu_softirq_qs+0x20/0x20
[  863.742216]  ? unwind_dump+0x190/0x190
[  863.746108]  ? sock_wmalloc+0x1f0/0x1f0
[  863.750090]  ? kernel_text_address+0x79/0xf0
[  863.754501]  ? __kernel_text_address+0xd/0x40
[  863.758995]  ? unwind_get_return_address+0x61/0xa0
[  863.763936]  ? __save_stack_trace+0x8d/0xf0
[  863.768274]  ? save_stack+0xa9/0xd0
[  863.771909]  ? save_stack+0x43/0xd0
[  863.775535]  ? kasan_kmalloc+0xc7/0xe0
[  863.779424]  ? kmem_cache_alloc_trace+0x152/0x750
[  863.784265]  ? ip_setup_cork+0x6b9/0x8a0
[  863.788324]  ? ip_append_data.part.49+0x13c/0x170
[  863.793167]  ? ip_append_data+0x6d/0x90
[  863.797147]  sock_alloc_send_skb+0x32/0x40
[  863.801390]  __ip_append_data.isra.48+0x15b8/0x29b0
[  863.806414]  ? icmp_push_reply+0x540/0x540
[  863.810655]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  863.816201]  ? ip_generic_getfrag+0x2e0/0x2e0
[  863.820707]  ? __lock_is_held+0xb5/0x140
[  863.824774]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  863.830308]  ? ipv4_mtu+0x39f/0x590
[  863.833937]  ? rt_acct_proc_show+0x370/0x370
[  863.838346]  ? ip_setup_cork+0x6b9/0x8a0
[  863.842411]  ? rcu_read_lock_sched_held+0x14f/0x180
[  863.847430]  ? kmem_cache_alloc_trace+0x353/0x750
[  863.852278]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  863.857822]  ? refcount_sub_and_test_checked+0x203/0x310
[  863.863278]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  863.868822]  ip_append_data.part.49+0xef/0x170
[  863.873409]  ? icmp_push_reply+0x540/0x540
[  863.877651]  ip_append_data+0x6d/0x90
[  863.881451]  ? icmp_push_reply+0x540/0x540
[  863.885693]  icmp_push_reply+0x18e/0x540
[  863.889764]  icmp_send+0x1544/0x1bd0
[  863.893478]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  863.899041]  ? icmp_route_lookup.constprop.23+0x1900/0x1900
[  863.904773]  ? zap_class+0x640/0x640
[  863.908524]  ? lock_downgrade+0x900/0x900
[  863.912683]  ? lock_acquire+0x1ed/0x520
[  863.916674]  ? neigh_timer_handler+0xa0/0xdf0
[  863.921171]  ? refcount_sub_and_test_checked+0x203/0x310
[  863.926707]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  863.931124]  ipv4_link_failure+0x2c/0x220
[  863.935271]  ? ipv4_link_failure+0x2c/0x220
[  863.939590]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  863.944015]  arp_error_report+0xd1/0x1c0
[  863.948082]  neigh_invalidate+0x246/0x550
[  863.952261]  neigh_timer_handler+0xb07/0xdf0
[  863.956684]  ? neigh_periodic_work+0xc60/0xc60
[  863.961270]  ? __lock_is_held+0xb5/0x140
[  863.965350]  call_timer_fn+0x272/0x920
[  863.969236]  ? neigh_periodic_work+0xc60/0xc60
[  863.973824]  ? process_timeout+0x40/0x40
[  863.977896]  ? __run_timers+0x7da/0xc70
[  863.981873]  ? _raw_spin_unlock_irq+0x27/0x80
[  863.986890]  ? _raw_spin_unlock_irq+0x27/0x80
[  863.991383]  ? neigh_periodic_work+0xc60/0xc60
[  863.995965]  ? lockdep_hardirqs_on+0x296/0x5b0
[  864.000553]  ? trace_hardirqs_on+0xbd/0x310
[  864.004883]  ? kasan_check_read+0x11/0x20
[  864.009031]  ? __run_timers+0x7da/0xc70
[  864.013011]  ? trace_hardirqs_off_caller+0x310/0x310
[  864.018148]  ? neigh_periodic_work+0xc60/0xc60
[  864.022734]  ? neigh_periodic_work+0xc60/0xc60
[  864.027321]  __run_timers+0x7e5/0xc70
[  864.031132]  ? timer_fixup_init+0x70/0x70
[  864.035290]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  864.040308]  ? zap_class+0x640/0x640
[  864.044029]  ? enqueue_hrtimer+0x1a5/0x560
[  864.048271]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  864.053616]  ? find_held_lock+0x36/0x1c0
[  864.057691]  ? zap_class+0x640/0x640
[  864.061416]  ? pvclock_read_flags+0x160/0x160
[  864.065917]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  864.071462]  ? check_preemption_disabled+0x48/0x280
[  864.076488]  ? __lock_is_held+0xb5/0x140
[  864.080554]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  864.086096]  ? check_preemption_disabled+0x48/0x280
[  864.091121]  run_timer_softirq+0x52/0xb0
[  864.095184]  ? rcu_read_lock_sched_held+0x14f/0x180
[  864.100205]  __do_softirq+0x308/0xb7e
[  864.104009]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  864.108508]  ? lock_downgrade+0x900/0x900
[  864.112661]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  864.117780]  ? pvclock_read_flags+0x160/0x160
[  864.122294]  ? lapic_next_event+0x5a/0x90
[  864.126458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  864.132003]  ? kvm_clock_read+0x18/0x30
[  864.135978]  ? kvm_sched_clock_read+0x9/0x20
[  864.140390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  864.145929]  ? check_preemption_disabled+0x48/0x280
[  864.150956]  irq_exit+0x17f/0x1c0
[  864.154424]  smp_apic_timer_interrupt+0x1cb/0x760
[  864.159264]  ? smp_reschedule_interrupt+0x109/0x650
[  864.164297]  ? smp_call_function_single_interrupt+0x650/0x650
[  864.170197]  ? interrupt_entry+0xb5/0xc0
[  864.174270]  ? trace_hardirqs_off_caller+0xbb/0x310
[  864.179280]  ? trace_hardirqs_off_caller+0xbb/0x310
[  864.184343]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  864.189201]  ? trace_hardirqs_on_caller+0x310/0x310
[  864.194214]  ? trace_hardirqs_on_caller+0x310/0x310
[  864.199246]  ? task_prio+0x50/0x50
[  864.202788]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  864.208342]  ? check_preemption_disabled+0x48/0x280
[  864.213364]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  864.218214]  apic_timer_interrupt+0xf/0x20
[  864.222442]  </IRQ>
[  864.224687] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  864.229631] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  864.248528] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  864.256234] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  864.263503] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  864.270769] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  864.278033] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  864.285299] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  864.292624]  skb_clone+0x1bb/0x500
[  864.296175]  ? skb_split+0x11e0/0x11e0
[  864.300065]  ? check_preemption_disabled+0x48/0x280
[  864.305089]  ? __this_cpu_preempt_check+0x1c/0x20
[  864.309931]  ? __bpf_redirect+0x54b/0xb20
[  864.314085]  bpf_clone_redirect+0xb9/0x490
[  864.318434]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  864.323454]  ? __sched_text_start+0x8/0x8
[  864.327620]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  864.332395]  ? find_held_lock+0x36/0x1c0
[  864.336478]  ? lock_acquire+0x1ed/0x520
[  864.340471]  ? bpf_test_run+0x3cb/0x780
[  864.344449]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  864.349988]  ? check_preemption_disabled+0x48/0x280
[  864.355016]  ? kasan_check_read+0x11/0x20
[  864.359162]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  864.364442]  ? rcu_softirq_qs+0x20/0x20
[  864.368417]  ? preempt_schedule+0x4d/0x60
[  864.372566]  ? ___preempt_schedule+0x16/0x18
[  864.376996]  ? bpf_test_run+0x25d/0x780
[  864.380982]  ? netlink_diag_dump+0x2a0/0x2a0
[  864.385394]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  864.390933]  ? bpf_test_init.isra.10+0x70/0x100
[  864.395620]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  864.400388]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  864.405231]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  864.410773]  ? fput+0x130/0x1a0
[  864.414054]  ? __bpf_prog_get+0x9b/0x290
[  864.418169]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  864.423012]  ? bpf_prog_test_run+0x130/0x1a0
[  864.427441]  ? __x64_sys_bpf+0x3db/0x520
[  864.431502]  ? bpf_prog_get+0x20/0x20
[  864.435330]  ? do_syscall_64+0x1b9/0x820
[  864.439393]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  864.444760]  ? syscall_return_slowpath+0x5e0/0x5e0
[  864.449695]  ? trace_hardirqs_on_caller+0x310/0x310
[  864.454719]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  864.459738]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  864.466415]  ? __switch_to_asm+0x40/0x70
[  864.470474]  ? __switch_to_asm+0x34/0x70
[  864.474572]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  864.479430]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  864.484812] CPU: 1 PID: 5951 Comm: cron Not tainted 4.20.0-rc1+ #152
[  864.485038] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  864.491321] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  864.501791] syz-executor5 cpuset=syz5 mems_allowed=0
[  864.511136] Call Trace:
[  864.518795]  <IRQ>
[  864.520948]  dump_stack+0x244/0x39d
[  864.524582]  ? dump_stack_print_info.cold.1+0x20/0x20
[  864.529795]  warn_alloc.cold.116+0xb7/0x1bd
[  864.534121]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  864.538968]  ? lock_downgrade+0x900/0x900
[  864.543129]  ? trace_hardirqs_off+0xb8/0x310
[  864.547547]  ? trace_hardirqs_off+0xb8/0x310
[  864.551962]  __alloc_pages_slowpath+0x26e8/0x2e10
[  864.556834]  ? warn_alloc+0x120/0x120
[  864.560655]  ? warn_alloc+0x120/0x120
[  864.564486]  ? warn_alloc+0x120/0x120
[  864.568314]  ? print_usage_bug+0xc0/0xc0
[  864.572393]  ? print_usage_bug+0xc0/0xc0
[  864.576448]  ? ktime_get+0x2c1/0x400
[  864.580171]  ? check_preemption_disabled+0x48/0x280
[  864.585190]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  864.589711]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  864.595253]  ? should_fail+0x22d/0xd01
[  864.599142]  ? kasan_check_read+0x11/0x20
[  864.603290]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  864.608392]  ? __lock_acquire+0x62f/0x4c20
[  864.612640]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  864.617743]  ? should_fail+0x22d/0xd01
[  864.621632]  ? print_usage_bug+0xc0/0xc0
[  864.625708]  ? mark_held_locks+0x130/0x130
[  864.629959]  ? mark_held_locks+0x130/0x130
[  864.634192]  ? check_preemption_disabled+0x48/0x280
[  864.639212]  ? zap_class+0x640/0x640
[  864.642928]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  864.647687]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  864.653225]  ? check_preemption_disabled+0x48/0x280
[  864.658262]  ? __lock_is_held+0xb5/0x140
[  864.662346]  __alloc_pages_nodemask+0xa80/0xde0
[  864.667013]  ? zap_class+0x640/0x640
[  864.670733]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  864.675766]  ? find_held_lock+0x36/0x1c0
[  864.679836]  ? ____cache_alloc_node+0x1c7/0x1e0
[  864.684505]  ? lock_downgrade+0x900/0x900
[  864.688660]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  864.694205]  cache_grow_begin+0xa5/0x8c0
[  864.698265]  ? do_raw_spin_unlock+0xa7/0x330
[  864.702693]  fallback_alloc+0x204/0x2e0
[  864.706678]  ____cache_alloc_node+0x1c7/0x1e0
[  864.711211]  kmem_cache_alloc_node+0xe3/0x730
[  864.715711]  ? lockdep_hardirqs_on+0x296/0x5b0
[  864.720307]  __alloc_skb+0x119/0x770
[  864.724018]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  864.729402]  ? netdev_alloc_frag+0x1f0/0x1f0
[  864.733822]  ? vprintk_default+0x28/0x30
[  864.737885]  ? vprintk_func+0x85/0x181
[  864.741773]  ? printk+0xa7/0xcf
[  864.745057]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  864.749820]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  864.754932]  new_skb+0x26/0x1c0
[  864.758226]  aoecmd_cfg+0x279/0x7f0
[  864.761856]  ? find_held_lock+0x36/0x1c0
[  864.765922]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  864.770253]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  864.775801]  ? __lock_is_held+0xb5/0x140
[  864.779878]  discover_timer+0x50/0x60
[  864.783679]  call_timer_fn+0x272/0x920
[  864.787568]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  864.792417]  ? process_timeout+0x40/0x40
[  864.796488]  ? mark_held_locks+0xc7/0x130
[  864.800641]  ? _raw_spin_unlock_irq+0x27/0x80
[  864.805141]  ? _raw_spin_unlock_irq+0x27/0x80
[  864.809635]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  864.814506]  ? lockdep_hardirqs_on+0x296/0x5b0
[  864.819112]  ? trace_hardirqs_on+0xbd/0x310
[  864.823435]  ? kasan_check_read+0x11/0x20
[  864.827586]  ? __run_timers+0x7da/0xc70
[  864.831573]  ? trace_hardirqs_off_caller+0x310/0x310
[  864.836697]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  864.841536]  __run_timers+0x7e5/0xc70
[  864.845346]  ? timer_fixup_init+0x70/0x70
[  864.849495]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  864.854515]  ? zap_class+0x640/0x640
[  864.858237]  ? print_usage_bug+0xc0/0xc0
[  864.862299]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  864.867498]  ? find_held_lock+0x36/0x1c0
[  864.871570]  ? zap_class+0x640/0x640
[  864.875298]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  864.880838]  ? check_preemption_disabled+0x48/0x280
[  864.885870]  ? __lock_is_held+0xb5/0x140
[  864.889934]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  864.895500]  ? check_preemption_disabled+0x48/0x280
[  864.900533]  run_timer_softirq+0x52/0xb0
[  864.904594]  ? rcu_read_lock_sched_held+0x14f/0x180
[  864.909637]  __do_softirq+0x308/0xb7e
[  864.913444]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  864.917936]  ? lock_downgrade+0x900/0x900
[  864.922087]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  864.927235]  ? pvclock_read_flags+0x160/0x160
[  864.931735]  ? lapic_next_event+0x5a/0x90
[  864.935887]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  864.941427]  ? kvm_clock_read+0x18/0x30
[  864.945400]  ? kvm_sched_clock_read+0x9/0x20
[  864.949813]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  864.955356]  ? check_preemption_disabled+0x48/0x280
[  864.960386]  irq_exit+0x17f/0x1c0
[  864.963841]  smp_apic_timer_interrupt+0x1cb/0x760
[  864.968683]  ? smp_reschedule_interrupt+0x109/0x650
[  864.973700]  ? smp_call_function_single_interrupt+0x650/0x650
[  864.979582]  ? interrupt_entry+0xb5/0xc0
[  864.983704]  ? trace_hardirqs_off_caller+0xbb/0x310
[  864.988733]  ? trace_hardirqs_off_caller+0xbb/0x310
[  864.993750]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  864.998590]  ? trace_hardirqs_on_caller+0x310/0x310
[  865.003622]  ? trace_hardirqs_on_caller+0x310/0x310
[  865.008645]  ? task_prio+0x50/0x50
[  865.012197]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  865.017737]  ? check_preemption_disabled+0x48/0x280
[  865.022763]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  865.027676]  apic_timer_interrupt+0xf/0x20
[  865.031916]  </IRQ>
[  865.034161] RIP: 0010:lock_is_held_type+0x74/0x210
[  865.039092] Code: 8b 83 7c 08 00 00 85 c0 0f 85 46 01 00 00 48 c7 c7 a8 fb 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 <0f> 85 6c 01 00 00 48 83 3d c6 20 f1 07 00 0f 84 2a 01 00 00 9c 58
[  865.058012] RSP: 0000:ffff8801c78d5fd0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  865.065717] RAX: dffffc0000000000 RBX: ffff8801c505c140 RCX: 0000000000000000
[  865.072986] RDX: 1ffffffff12a3f75 RSI: 00000000ffffffff RDI: ffffffff8951fba8
[  865.080252] RBP: ffff8801c78d5ff0 R08: ffff8801c505c140 R09: ffffed003b5e5b67
[  865.087523] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: 1ffff10038f1ac03
[  865.094789] R13: ffffffff8959b980 R14: 0000000000000000 R15: ffffffffffffffff
[  865.102092]  rcu_read_lock_held+0xa9/0xc0
[  865.106274]  list_lru_count_one+0x31a/0x450
[  865.110605]  ? list_lru_isolate_move+0x3c0/0x3c0
[  865.115360]  ? shmem_free_inode+0xd0/0xd0
[  865.120051]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  865.125591]  ? ubifs_shrink_count+0xc4/0x100
[  865.130027]  super_cache_count+0x153/0x2e0
[  865.134272]  do_shrink_slab+0x1b1/0xd30
[  865.138251]  ? lock_acquire+0x1ed/0x520
[  865.142244]  ? snapshot_refaults+0x290/0x290
[  865.146654]  ? lock_release+0xa00/0xa00
[  865.150642]  ? perf_trace_sched_process_exec+0x860/0x860
[  865.156118]  ? down_read_trylock+0xda/0x140
[  865.160437]  ? shrink_slab+0x207/0x8c0
[  865.164329]  ? downgrade_write+0x270/0x270
[  865.168574]  shrink_slab+0x389/0x8c0
[  865.172329]  ? shrink_active_list+0x1f00/0x1f00
[  865.177006]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  865.182639]  ? trace_hardirqs_on+0xbd/0x310
[  865.186960]  ? vmpressure+0x271/0x340
[  865.190763]  ? trace_hardirqs_off_caller+0x310/0x310
[  865.195874]  ? cgroup_procs_write_finish+0xf0/0xf0
[  865.200823]  shrink_node+0x431/0x16b0
[  865.204636]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  865.209957]  ? shrink_node_memcg+0x18f0/0x18f0
[  865.214536]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  865.219123]  ? trace_hardirqs_on+0xbd/0x310
[  865.223445]  ? vmpressure+0x271/0x340
[  865.227251]  ? do_raw_spin_unlock+0xa7/0x330
[  865.231664]  ? do_raw_spin_trylock+0x270/0x270
[  865.236258]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  865.241795]  ? __cpuset_node_allowed+0x19b/0x660
[  865.246559]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  865.252266]  ? vmpressure+0x1a2/0x340
[  865.256075]  do_try_to_free_pages+0x3e7/0x1290
[  865.260658]  ? zap_class+0x640/0x640
[  865.264400]  ? shrink_node+0x16b0/0x16b0
[  865.268462]  ? __lock_is_held+0xb5/0x140
[  865.272538]  try_to_free_pages+0x4d0/0xb90
[  865.276778]  ? do_try_to_free_pages+0x1290/0x1290
[  865.281641]  ? lock_acquire+0x1ed/0x520
[  865.285636]  ? set_page_refcounted+0x280/0x280
[  865.290245]  ? lock_release+0xa00/0xa00
[  865.294220]  ? _raw_spin_unlock_irq+0x60/0x80
[  865.298794]  ? psi_memstall_enter+0x240/0x2b0
[  865.303289]  ? psi_memstall_tick+0x230/0x230
[  865.307714]  __alloc_pages_slowpath+0xa14/0x2e10
[  865.312498]  ? warn_alloc+0x120/0x120
[  865.316313]  ? mark_held_locks+0x130/0x130
[  865.320903]  ? find_get_entry+0xaae/0x1120
[  865.325152]  ? filemap_map_pages+0x1a20/0x1a20
[  865.329741]  ? zap_class+0x640/0x640
[  865.333465]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  865.339018]  ? check_preemption_disabled+0x48/0x280
[  865.344046]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  865.349586]  ? should_fail+0x22d/0xd01
[  865.353489]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  865.358603]  ? zap_class+0x640/0x640
[  865.362359]  ? __lock_is_held+0xb5/0x140
[  865.366458]  ? mark_held_locks+0x130/0x130
[  865.370698]  ? lock_release+0xa00/0xa00
[  865.374689]  ? perf_trace_sched_process_exec+0x860/0x860
[  865.380152]  ? xa_load+0x2ba/0x460
[  865.383724]  ? lock_downgrade+0x900/0x900
[  865.387881]  ? __might_sleep+0x95/0x190
[  865.391864]  __alloc_pages_nodemask+0xa80/0xde0
[  865.396541]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  865.401734]  ? __page_cache_alloc+0x191/0x5c0
[  865.406226]  ? xa_load+0x2e1/0x460
[  865.409767]  ? xa_clear_mark+0x40/0x40
[  865.413669]  ? zap_class+0x640/0x640
[  865.417404]  ? zap_class+0x640/0x640
[  865.421120]  ? zap_class+0x640/0x640
[  865.424836]  ? __do_page_cache_readahead+0x663/0x810
[  865.429945]  ? find_held_lock+0x36/0x1c0
[  865.434014]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  865.439560]  alloc_pages_current+0x173/0x350
[  865.443978]  __page_cache_alloc+0x38c/0x5c0
[  865.448303]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  865.453231]  ? kasan_check_read+0x11/0x20
[  865.457388]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  865.462668]  ? generic_perform_write+0x6a0/0x6a0
[  865.467427]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  865.472968]  ? check_preemption_disabled+0x48/0x280
[  865.478023]  filemap_fault+0x1595/0x25f0
[  865.482097]  ? __lock_page_or_retry+0xa00/0xa00
[  865.486776]  ? mark_held_locks+0x130/0x130
[  865.491021]  ? filemap_map_pages+0xd6b/0x1a20
[  865.495549]  ? lock_downgrade+0x900/0x900
[  865.499702]  ? check_preemption_disabled+0x48/0x280
[  865.504720]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  865.509650]  ? kasan_check_read+0x11/0x20
[  865.513796]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  865.519071]  ? rcu_softirq_qs+0x20/0x20
[  865.523061]  ? filemap_map_pages+0xd92/0x1a20
[  865.527565]  ? find_get_entries_tag+0x1400/0x1400
[  865.532432]  ? lock_acquire+0x1ed/0x520
[  865.536434]  ? ext4_filemap_fault+0x7a/0xad
[  865.540774]  ? lock_release+0xa00/0xa00
[  865.544742]  ? perf_trace_sched_process_exec+0x860/0x860
[  865.550193]  ? mark_held_locks+0x130/0x130
[  865.554429]  ? print_usage_bug+0xc0/0xc0
[  865.558491]  ? print_usage_bug+0xc0/0xc0
[  865.562577]  ? down_read+0x8d/0x120
[  865.566208]  ? ext4_filemap_fault+0x7a/0xad
[  865.570528]  ? __down_interruptible+0x700/0x700
[  865.575241]  ext4_filemap_fault+0x82/0xad
[  865.579394]  __do_fault+0x100/0x6b0
[  865.583027]  ? pmd_devmap_trans_unstable+0x220/0x220
[  865.588136]  ? mark_held_locks+0x130/0x130
[  865.592370]  ? mark_held_locks+0x130/0x130
[  865.596618]  ? hrtimer_forward+0x2a0/0x2a0
[  865.600853]  ? hrtimer_start_range_ns+0x6c4/0xe00
[  865.605696]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  865.611238]  __handle_mm_fault+0x3ea0/0x5be0
[  865.615659]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  865.620507]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  865.625637]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  865.630742]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  865.635343]  ? trace_hardirqs_on+0xbd/0x310
[  865.639668]  ? kasan_check_read+0x11/0x20
[  865.643815]  ? __free_object+0x173/0x340
[  865.647884]  ? zap_class+0x640/0x640
[  865.651605]  ? zap_class+0x640/0x640
[  865.655318]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  865.660426]  ? find_held_lock+0x36/0x1c0
[  865.664498]  ? handle_mm_fault+0x42a/0xc70
[  865.668739]  ? lock_downgrade+0x900/0x900
[  865.672886]  ? check_preemption_disabled+0x48/0x280
[  865.677916]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  865.682849]  ? kasan_check_read+0x11/0x20
[  865.686995]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  865.692270]  ? rcu_softirq_qs+0x20/0x20
[  865.696243]  ? trace_hardirqs_off_caller+0x310/0x310
[  865.701348]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  865.706886]  ? check_preemption_disabled+0x48/0x280
[  865.711923]  handle_mm_fault+0x54f/0xc70
[  865.715990]  ? __handle_mm_fault+0x5be0/0x5be0
[  865.720581]  ? find_vma+0x34/0x190
[  865.724151]  __do_page_fault+0x5e8/0xe60
[  865.728214]  ? trace_hardirqs_off+0xb8/0x310
[  865.732640]  do_page_fault+0xf2/0x7e0
[  865.736442]  ? vmalloc_sync_all+0x30/0x30
[  865.740619]  ? error_entry+0x70/0xd0
[  865.744340]  ? trace_hardirqs_off_caller+0xbb/0x310
[  865.749354]  ? trace_hardirqs_on_caller+0xc0/0x310
[  865.754289]  ? syscall_return_slowpath+0x5e0/0x5e0
[  865.759219]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  865.764075]  ? trace_hardirqs_on_caller+0x310/0x310
[  865.769118]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  865.774585]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  865.779618]  ? prepare_exit_to_usermode+0x291/0x3b0
[  865.784640]  ? page_fault+0x8/0x30
[  865.788183]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  865.793029]  ? page_fault+0x8/0x30
[  865.796584]  page_fault+0x1e/0x30
[  865.800041] RIP: 0033:0x7f379df38e40
[  865.803765] Code: Bad RIP value.
[  865.807149] RSP: 002b:00007fff016452d8 EFLAGS: 00010246
[  865.812510] RAX: 0000000000000000 RBX: 00007fff01645400 RCX: 00007f379df38e40
[  865.819777] RDX: 0000000000000000 RSI: 00007fff01645480 RDI: 00007fff01645480
[  865.827060] RBP: 00007fff01645380 R08: 00007fff016452e0 R09: 0000000000000000
[  865.834339] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  865.841614] R13: 00007fff016455e0 R14: 0000000000000000 R15: 0000000000000000
[  865.848903] warn_alloc_show_mem: 1 callbacks suppressed
[  865.848916] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  865.848918] Mem-Info:
[  865.848949] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  865.848949]  active_file:8 inactive_file:18 isolated_file:0
[  865.848949]  unevictable:0 dirty:0 writeback:0 unstable:0
[  865.848949]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  865.848949]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  865.848949]  free:13785 free_pcp:451 free_cma:0
[  865.854286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  865.861663] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  865.864060] Call Trace:
[  865.897010] 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
[  865.906353]  <IRQ>
[  865.934184] lowmem_reserve[]: 0 2818 6321 6321
[  865.936767]  dump_stack+0x244/0x39d
[  865.962848] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  865.964994]  ? dump_stack_print_info.cold.1+0x20/0x20
[  865.969553] lowmem_reserve[]: 0 0 3503 3503
[  865.973186]  warn_alloc.cold.116+0xb7/0x1bd
[  866.000594] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  866.005793]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  866.010088] lowmem_reserve[]: 0 0 0 0
[  866.014410]  ? lock_downgrade+0x900/0x900
[  866.043624] 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
[  866.048471]  ? trace_hardirqs_off+0xb8/0x310
[  866.052240] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  866.056398]  ? trace_hardirqs_off+0xb8/0x310
[  866.069902] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  866.074330]  __alloc_pages_slowpath+0x26e8/0x2e10
[  866.089755] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  866.094171]  ? warn_alloc+0x120/0x120
[  866.108699] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  866.113531]  ? warn_alloc+0x120/0x120
[  866.122343] 3988 total pagecache pages
[  866.126136]  ? check_preemption_disabled+0x48/0x280
[  866.134695] 0 pages in swap cache
[  866.138498]  ? warn_alloc+0x120/0x120
[  866.142362] Swap cache stats: add 0, delete 0, find 0/0
[  866.147378]  ? print_usage_bug+0xc0/0xc0
[  866.150807] Free swap  = 0kB
[  866.154612]  ? print_usage_bug+0xc0/0xc0
[  866.159945] Total swap = 0kB
[  866.163997]  ? zap_class+0x640/0x640
[  866.166989] 1965979 pages RAM
[  866.171055]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  866.174076] 0 pages HighMem/MovableOnly
[  866.177780]  ? should_fail+0x22d/0xd01
[  866.180862] 342853 pages reserved
[  866.186389]  ? get_stack_info+0x37/0x142
[  866.190351] 0 pages cma reserved
[  866.194231]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  866.197717] aoe: skb alloc failure
[  866.201714]  ? __lock_acquire+0x62f/0x4c20
[  866.205123] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  866.210154]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  866.213671] cron cpuset=/ mems_allowed=0
[  866.217891]  ? __lock_acquire+0x62f/0x4c20
[  866.217908]  ? should_fail+0x22d/0xd01
[  866.244865]  ? mark_held_locks+0x130/0x130
[  866.249105]  ? mark_held_locks+0x130/0x130
[  866.253344]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  866.258634]  ? rcu_softirq_qs+0x20/0x20
[  866.262624]  ? rcu_softirq_qs+0x20/0x20
[  866.266605]  ? unwind_dump+0x190/0x190
[  866.270505]  ? zap_class+0x640/0x640
[  866.274216]  ? print_usage_bug+0xc0/0xc0
[  866.278281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  866.283822]  ? check_preemption_disabled+0x48/0x280
[  866.288849]  ? __lock_is_held+0xb5/0x140
[  866.292944]  __alloc_pages_nodemask+0xa80/0xde0
[  866.297623]  ? zap_class+0x640/0x640
[  866.301343]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  866.306386]  ? find_held_lock+0x36/0x1c0
[  866.310460]  ? ____cache_alloc_node+0x1c7/0x1e0
[  866.315133]  ? lock_downgrade+0x900/0x900
[  866.319287]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  866.324834]  cache_grow_begin+0xa5/0x8c0
[  866.328893]  ? do_raw_spin_unlock+0xa7/0x330
[  866.333308]  fallback_alloc+0x204/0x2e0
[  866.337287]  ____cache_alloc_node+0x1c7/0x1e0
[  866.341815]  kmem_cache_alloc_node+0xe3/0x730
[  866.346314]  ? pskb_put+0xb0/0xb0
[  866.349790]  __alloc_skb+0x119/0x770
[  866.353514]  ? netdev_alloc_frag+0x1f0/0x1f0
[  866.357940]  ? atomic_notifier_call_chain+0xc6/0x190
[  866.363058]  ? lock_downgrade+0x900/0x900
[  866.367209]  ? check_preemption_disabled+0x48/0x280
[  866.372228]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  866.377157]  ? kasan_check_read+0x11/0x20
[  866.381307]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  866.386582]  ? rcu_softirq_qs+0x20/0x20
[  866.390651]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  866.395064]  ? do_raw_write_trylock+0x270/0x270
[  866.399759]  __neigh_notify+0x8c/0x160
[  866.403652]  neigh_timer_handler+0x6cb/0xdf0
[  866.408067]  ? neigh_periodic_work+0xc60/0xc60
[  866.412669]  ? __lock_is_held+0xb5/0x140
[  866.416743]  call_timer_fn+0x272/0x920
[  866.420636]  ? neigh_periodic_work+0xc60/0xc60
[  866.425217]  ? process_timeout+0x40/0x40
[  866.429284]  ? __run_timers+0x7da/0xc70
[  866.433260]  ? _raw_spin_unlock_irq+0x27/0x80
[  866.437774]  ? _raw_spin_unlock_irq+0x27/0x80
[  866.442284]  ? neigh_periodic_work+0xc60/0xc60
[  866.446869]  ? lockdep_hardirqs_on+0x296/0x5b0
[  866.451453]  ? trace_hardirqs_on+0xbd/0x310
[  866.455773]  ? kasan_check_read+0x11/0x20
[  866.459919]  ? __run_timers+0x7da/0xc70
[  866.463895]  ? trace_hardirqs_off_caller+0x310/0x310
[  866.469004]  ? neigh_periodic_work+0xc60/0xc60
[  866.473592]  ? neigh_periodic_work+0xc60/0xc60
[  866.478187]  __run_timers+0x7e5/0xc70
[  866.481998]  ? timer_fixup_init+0x70/0x70
[  866.486154]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  866.491176]  ? zap_class+0x640/0x640
[  866.494897]  ? enqueue_hrtimer+0x1a5/0x560
[  866.499135]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  866.504333]  ? find_held_lock+0x36/0x1c0
[  866.508402]  ? zap_class+0x640/0x640
[  866.512123]  ? pvclock_read_flags+0x160/0x160
[  866.516631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  866.522172]  ? check_preemption_disabled+0x48/0x280
[  866.527197]  ? __lock_is_held+0xb5/0x140
[  866.531265]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  866.536805]  ? check_preemption_disabled+0x48/0x280
[  866.541828]  run_timer_softirq+0x52/0xb0
[  866.545892]  ? rcu_read_lock_sched_held+0x14f/0x180
[  866.550910]  __do_softirq+0x308/0xb7e
[  866.554713]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  866.559207]  ? lock_downgrade+0x900/0x900
[  866.563358]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  866.568467]  ? pvclock_read_flags+0x160/0x160
[  866.572971]  ? lapic_next_event+0x5a/0x90
[  866.577123]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  866.582670]  ? kvm_clock_read+0x18/0x30
[  866.586645]  ? kvm_sched_clock_read+0x9/0x20
[  866.591055]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  866.596594]  ? check_preemption_disabled+0x48/0x280
[  866.601649]  irq_exit+0x17f/0x1c0
[  866.605105]  smp_apic_timer_interrupt+0x1cb/0x760
[  866.609945]  ? smp_reschedule_interrupt+0x109/0x650
[  866.614961]  ? smp_call_function_single_interrupt+0x650/0x650
[  866.620846]  ? interrupt_entry+0xb5/0xc0
[  866.624910]  ? trace_hardirqs_off_caller+0xbb/0x310
[  866.629926]  ? trace_hardirqs_off_caller+0xbb/0x310
[  866.634943]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  866.639785]  ? trace_hardirqs_on_caller+0x310/0x310
[  866.644801]  ? trace_hardirqs_on_caller+0x310/0x310
[  866.649820]  ? task_prio+0x50/0x50
[  866.653363]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  866.658912]  ? check_preemption_disabled+0x48/0x280
[  866.663934]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  866.668786]  apic_timer_interrupt+0xf/0x20
[  866.673012]  </IRQ>
[  866.675251] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  866.680184] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  866.699096] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  866.706804] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  866.714072] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  866.721336] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  866.728618] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  866.735888] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  866.743200]  skb_clone+0x1bb/0x500
[  866.746744]  ? skb_split+0x11e0/0x11e0
[  866.750641]  ? check_preemption_disabled+0x48/0x280
[  866.755663]  ? __this_cpu_preempt_check+0x1c/0x20
[  866.760503]  ? __bpf_redirect+0x54b/0xb20
[  866.764661]  bpf_clone_redirect+0xb9/0x490
[  866.768906]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  866.773925]  ? __sched_text_start+0x8/0x8
[  866.778075]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  866.782848]  ? find_held_lock+0x36/0x1c0
[  866.786919]  ? lock_acquire+0x1ed/0x520
[  866.790893]  ? bpf_test_run+0x3cb/0x780
[  866.794868]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  866.800425]  ? check_preemption_disabled+0x48/0x280
[  866.805453]  ? kasan_check_read+0x11/0x20
[  866.809624]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  866.814905]  ? rcu_softirq_qs+0x20/0x20
[  866.818881]  ? preempt_schedule+0x4d/0x60
[  866.823038]  ? ___preempt_schedule+0x16/0x18
[  866.827455]  ? bpf_test_run+0x25d/0x780
[  866.831446]  ? netlink_diag_dump+0x2a0/0x2a0
[  866.835859]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  866.841395]  ? bpf_test_init.isra.10+0x70/0x100
[  866.846083]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  866.850848]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  866.855693]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  866.861234]  ? fput+0x130/0x1a0
[  866.864518]  ? __bpf_prog_get+0x9b/0x290
[  866.868649]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  866.873514]  ? bpf_prog_test_run+0x130/0x1a0
[  866.877924]  ? __x64_sys_bpf+0x3db/0x520
[  866.881989]  ? bpf_prog_get+0x20/0x20
[  866.885812]  ? do_syscall_64+0x1b9/0x820
[  866.889873]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  866.895251]  ? syscall_return_slowpath+0x5e0/0x5e0
[  866.900229]  ? trace_hardirqs_on_caller+0x310/0x310
[  866.905248]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  866.910272]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  866.916970]  ? __switch_to_asm+0x40/0x70
[  866.921032]  ? __switch_to_asm+0x34/0x70
[  866.925102]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  866.929956]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  866.935350] CPU: 1 PID: 5951 Comm: cron Not tainted 4.20.0-rc1+ #152
[  866.935502] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  866.941845] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  866.952315] syz-executor5 cpuset=syz5 mems_allowed=0
[  866.961655] Call Trace:
[  866.969306]  <IRQ>
[  866.971459]  dump_stack+0x244/0x39d
[  866.975091]  ? dump_stack_print_info.cold.1+0x20/0x20
[  866.980299]  warn_alloc.cold.116+0xb7/0x1bd
[  866.984643]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  866.989495]  ? lock_downgrade+0x900/0x900
[  866.993655]  ? trace_hardirqs_off+0xb8/0x310
[  866.998074]  ? trace_hardirqs_off+0xb8/0x310
[  867.002489]  __alloc_pages_slowpath+0x26e8/0x2e10
[  867.007363]  ? warn_alloc+0x120/0x120
[  867.011171]  ? warn_alloc+0x120/0x120
[  867.014975]  ? warn_alloc+0x120/0x120
[  867.018777]  ? print_usage_bug+0xc0/0xc0
[  867.022844]  ? print_usage_bug+0xc0/0xc0
[  867.026913]  ? ktime_get+0x2c1/0x400
[  867.030638]  ? check_preemption_disabled+0x48/0x280
[  867.035657]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  867.040161]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  867.045702]  ? should_fail+0x22d/0xd01
[  867.049604]  ? kasan_check_read+0x11/0x20
[  867.053766]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  867.058877]  ? __lock_acquire+0x62f/0x4c20
[  867.063124]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  867.068233]  ? should_fail+0x22d/0xd01
[  867.072131]  ? print_usage_bug+0xc0/0xc0
[  867.076206]  ? mark_held_locks+0x130/0x130
[  867.080448]  ? mark_held_locks+0x130/0x130
[  867.084694]  ? check_preemption_disabled+0x48/0x280
[  867.089724]  ? zap_class+0x640/0x640
[  867.093455]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  867.098215]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  867.103757]  ? check_preemption_disabled+0x48/0x280
[  867.108788]  ? __lock_is_held+0xb5/0x140
[  867.112861]  __alloc_pages_nodemask+0xa80/0xde0
[  867.118059]  ? zap_class+0x640/0x640
[  867.121783]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  867.126811]  ? find_held_lock+0x36/0x1c0
[  867.130884]  ? ____cache_alloc_node+0x1c7/0x1e0
[  867.135553]  ? lock_downgrade+0x900/0x900
[  867.139713]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  867.145255]  cache_grow_begin+0xa5/0x8c0
[  867.149315]  ? do_raw_spin_unlock+0xa7/0x330
[  867.153731]  fallback_alloc+0x204/0x2e0
[  867.157713]  ____cache_alloc_node+0x1c7/0x1e0
[  867.162215]  kmem_cache_alloc_node+0xe3/0x730
[  867.166728]  ? lockdep_hardirqs_on+0x296/0x5b0
[  867.171319]  __alloc_skb+0x119/0x770
[  867.175034]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  867.180402]  ? netdev_alloc_frag+0x1f0/0x1f0
[  867.184818]  ? vprintk_default+0x28/0x30
[  867.188884]  ? vprintk_func+0x85/0x181
[  867.192778]  ? printk+0xa7/0xcf
[  867.196062]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  867.200821]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  867.205933]  new_skb+0x26/0x1c0
[  867.209212]  aoecmd_cfg+0x279/0x7f0
[  867.212841]  ? find_held_lock+0x36/0x1c0
[  867.216910]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  867.221237]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  867.226786]  ? __lock_is_held+0xb5/0x140
[  867.230858]  discover_timer+0x50/0x60
[  867.234663]  call_timer_fn+0x272/0x920
[  867.238569]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  867.243421]  ? process_timeout+0x40/0x40
[  867.247491]  ? mark_held_locks+0xc7/0x130
[  867.251647]  ? _raw_spin_unlock_irq+0x27/0x80
[  867.256140]  ? _raw_spin_unlock_irq+0x27/0x80
[  867.260638]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  867.265484]  ? lockdep_hardirqs_on+0x296/0x5b0
[  867.270068]  ? trace_hardirqs_on+0xbd/0x310
[  867.274389]  ? kasan_check_read+0x11/0x20
[  867.278554]  ? __run_timers+0x7da/0xc70
[  867.282551]  ? trace_hardirqs_off_caller+0x310/0x310
[  867.287681]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  867.292522]  __run_timers+0x7e5/0xc70
[  867.296345]  ? timer_fixup_init+0x70/0x70
[  867.300495]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  867.305514]  ? zap_class+0x640/0x640
[  867.309236]  ? print_usage_bug+0xc0/0xc0
[  867.313300]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  867.318499]  ? find_held_lock+0x36/0x1c0
[  867.322563]  ? zap_class+0x640/0x640
[  867.326283]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  867.331822]  ? check_preemption_disabled+0x48/0x280
[  867.336865]  ? __lock_is_held+0xb5/0x140
[  867.340931]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  867.346469]  ? check_preemption_disabled+0x48/0x280
[  867.351489]  run_timer_softirq+0x52/0xb0
[  867.355563]  ? rcu_read_lock_sched_held+0x14f/0x180
[  867.360578]  __do_softirq+0x308/0xb7e
[  867.364390]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  867.368884]  ? lock_downgrade+0x900/0x900
[  867.373035]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  867.378173]  ? pvclock_read_flags+0x160/0x160
[  867.382684]  ? lapic_next_event+0x5a/0x90
[  867.386828]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  867.392365]  ? kvm_clock_read+0x18/0x30
[  867.396334]  ? kvm_sched_clock_read+0x9/0x20
[  867.400741]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  867.406277]  ? check_preemption_disabled+0x48/0x280
[  867.411315]  irq_exit+0x17f/0x1c0
[  867.414783]  smp_apic_timer_interrupt+0x1cb/0x760
[  867.419632]  ? smp_reschedule_interrupt+0x109/0x650
[  867.424648]  ? smp_call_function_single_interrupt+0x650/0x650
[  867.430558]  ? interrupt_entry+0xb5/0xc0
[  867.434622]  ? trace_hardirqs_off_caller+0xbb/0x310
[  867.439642]  ? trace_hardirqs_off_caller+0xbb/0x310
[  867.444662]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  867.449506]  ? trace_hardirqs_on_caller+0x310/0x310
[  867.454523]  ? trace_hardirqs_on_caller+0x310/0x310
[  867.459538]  ? task_prio+0x50/0x50
[  867.463078]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  867.468624]  ? check_preemption_disabled+0x48/0x280
[  867.473647]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  867.478512]  apic_timer_interrupt+0xf/0x20
[  867.482756]  </IRQ>
[  867.484993] RIP: 0010:lock_is_held_type+0x74/0x210
[  867.489921] Code: 8b 83 7c 08 00 00 85 c0 0f 85 46 01 00 00 48 c7 c7 a8 fb 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 <0f> 85 6c 01 00 00 48 83 3d c6 20 f1 07 00 0f 84 2a 01 00 00 9c 58
[  867.508814] RSP: 0000:ffff8801c78d5fd0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  867.516538] RAX: dffffc0000000000 RBX: ffff8801c505c140 RCX: 0000000000000000
[  867.523807] RDX: 1ffffffff12a3f75 RSI: 00000000ffffffff RDI: ffffffff8951fba8
[  867.531087] RBP: ffff8801c78d5ff0 R08: ffff8801c505c140 R09: ffffed003b5e5b67
[  867.538358] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: 1ffff10038f1ac03
[  867.545629] R13: ffffffff8959b980 R14: 0000000000000000 R15: ffffffffffffffff
[  867.552933]  rcu_read_lock_held+0xa9/0xc0
[  867.557087]  list_lru_count_one+0x31a/0x450
[  867.561415]  ? list_lru_isolate_move+0x3c0/0x3c0
[  867.566166]  ? shmem_free_inode+0xd0/0xd0
[  867.570312]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  867.575849]  ? ubifs_shrink_count+0xc4/0x100
[  867.580268]  super_cache_count+0x153/0x2e0
[  867.584524]  do_shrink_slab+0x1b1/0xd30
[  867.588503]  ? lock_acquire+0x1ed/0x520
[  867.592478]  ? snapshot_refaults+0x290/0x290
[  867.596923]  ? lock_release+0xa00/0xa00
[  867.600904]  ? perf_trace_sched_process_exec+0x860/0x860
[  867.606363]  ? down_read_trylock+0xda/0x140
[  867.610686]  ? shrink_slab+0x207/0x8c0
[  867.614577]  ? downgrade_write+0x270/0x270
[  867.618827]  shrink_slab+0x389/0x8c0
[  867.622537]  ? shrink_active_list+0x1f00/0x1f00
[  867.627211]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  867.632836]  ? trace_hardirqs_on+0xbd/0x310
[  867.637159]  ? vmpressure+0x271/0x340
[  867.640958]  ? trace_hardirqs_off_caller+0x310/0x310
[  867.646083]  ? cgroup_procs_write_finish+0xf0/0xf0
[  867.651035]  shrink_node+0x431/0x16b0
[  867.654840]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  867.660151]  ? shrink_node_memcg+0x18f0/0x18f0
[  867.664746]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  867.669331]  ? trace_hardirqs_on+0xbd/0x310
[  867.673652]  ? vmpressure+0x271/0x340
[  867.677456]  ? do_raw_spin_unlock+0xa7/0x330
[  867.681863]  ? do_raw_spin_trylock+0x270/0x270
[  867.686450]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  867.691987]  ? __cpuset_node_allowed+0x19b/0x660
[  867.696753]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  867.702479]  ? vmpressure+0x1a2/0x340
[  867.706300]  do_try_to_free_pages+0x3e7/0x1290
[  867.710879]  ? zap_class+0x640/0x640
[  867.714616]  ? shrink_node+0x16b0/0x16b0
[  867.718680]  ? __lock_is_held+0xb5/0x140
[  867.722754]  try_to_free_pages+0x4d0/0xb90
[  867.726993]  ? do_try_to_free_pages+0x1290/0x1290
[  867.731854]  ? lock_acquire+0x1ed/0x520
[  867.735832]  ? set_page_refcounted+0x280/0x280
[  867.740450]  ? lock_release+0xa00/0xa00
[  867.744423]  ? _raw_spin_unlock_irq+0x60/0x80
[  867.748917]  ? psi_memstall_enter+0x240/0x2b0
[  867.753412]  ? psi_memstall_tick+0x230/0x230
[  867.757834]  __alloc_pages_slowpath+0xa14/0x2e10
[  867.762654]  ? warn_alloc+0x120/0x120
[  867.766455]  ? mark_held_locks+0x130/0x130
[  867.770731]  ? find_get_entry+0xaae/0x1120
[  867.774974]  ? filemap_map_pages+0x1a20/0x1a20
[  867.779574]  ? zap_class+0x640/0x640
[  867.783319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  867.788862]  ? check_preemption_disabled+0x48/0x280
[  867.793879]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  867.799416]  ? should_fail+0x22d/0xd01
[  867.803327]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  867.808429]  ? zap_class+0x640/0x640
[  867.812201]  ? __lock_is_held+0xb5/0x140
[  867.816301]  ? mark_held_locks+0x130/0x130
[  867.820540]  ? lock_release+0xa00/0xa00
[  867.824512]  ? perf_trace_sched_process_exec+0x860/0x860
[  867.829962]  ? xa_load+0x2ba/0x460
[  867.833507]  ? lock_downgrade+0x900/0x900
[  867.837675]  ? __might_sleep+0x95/0x190
[  867.841656]  __alloc_pages_nodemask+0xa80/0xde0
[  867.846333]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  867.851349]  ? __page_cache_alloc+0x191/0x5c0
[  867.855845]  ? xa_load+0x2e1/0x460
[  867.859391]  ? xa_clear_mark+0x40/0x40
[  867.863312]  ? zap_class+0x640/0x640
[  867.867035]  ? zap_class+0x640/0x640
[  867.870749]  ? zap_class+0x640/0x640
[  867.874462]  ? __do_page_cache_readahead+0x663/0x810
[  867.879570]  ? find_held_lock+0x36/0x1c0
[  867.883644]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  867.889189]  alloc_pages_current+0x173/0x350
[  867.893627]  __page_cache_alloc+0x38c/0x5c0
[  867.897980]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  867.902912]  ? kasan_check_read+0x11/0x20
[  867.907062]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  867.912339]  ? generic_perform_write+0x6a0/0x6a0
[  867.917092]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  867.922637]  ? check_preemption_disabled+0x48/0x280
[  867.927664]  filemap_fault+0x1595/0x25f0
[  867.931770]  ? __lock_page_or_retry+0xa00/0xa00
[  867.936459]  ? mark_held_locks+0x130/0x130
[  867.940729]  ? filemap_map_pages+0xd6b/0x1a20
[  867.945226]  ? lock_downgrade+0x900/0x900
[  867.949376]  ? check_preemption_disabled+0x48/0x280
[  867.954397]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  867.959329]  ? kasan_check_read+0x11/0x20
[  867.963488]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  867.968764]  ? rcu_softirq_qs+0x20/0x20
[  867.972754]  ? filemap_map_pages+0xd92/0x1a20
[  867.977262]  ? find_get_entries_tag+0x1400/0x1400
[  867.982131]  ? lock_acquire+0x1ed/0x520
[  867.986314]  ? ext4_filemap_fault+0x7a/0xad
[  867.990647]  ? lock_release+0xa00/0xa00
[  867.994623]  ? perf_trace_sched_process_exec+0x860/0x860
[  868.000078]  ? mark_held_locks+0x130/0x130
[  868.004319]  ? print_usage_bug+0xc0/0xc0
[  868.008383]  ? print_usage_bug+0xc0/0xc0
[  868.012456]  ? down_read+0x8d/0x120
[  868.016085]  ? ext4_filemap_fault+0x7a/0xad
[  868.020420]  ? __down_interruptible+0x700/0x700
[  868.025103]  ext4_filemap_fault+0x82/0xad
[  868.029262]  __do_fault+0x100/0x6b0
[  868.032895]  ? pmd_devmap_trans_unstable+0x220/0x220
[  868.038003]  ? mark_held_locks+0x130/0x130
[  868.042239]  ? mark_held_locks+0x130/0x130
[  868.046497]  ? hrtimer_forward+0x2a0/0x2a0
[  868.050731]  ? hrtimer_start_range_ns+0x6c4/0xe00
[  868.055582]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  868.061154]  __handle_mm_fault+0x3ea0/0x5be0
[  868.065572]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  868.070434]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  868.075546]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  868.080662]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  868.085419]  ? trace_hardirqs_on+0xbd/0x310
[  868.089748]  ? kasan_check_read+0x11/0x20
[  868.093896]  ? __free_object+0x173/0x340
[  868.097968]  ? zap_class+0x640/0x640
[  868.101681]  ? zap_class+0x640/0x640
[  868.105391]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  868.110505]  ? find_held_lock+0x36/0x1c0
[  868.114592]  ? handle_mm_fault+0x42a/0xc70
[  868.118853]  ? lock_downgrade+0x900/0x900
[  868.123002]  ? check_preemption_disabled+0x48/0x280
[  868.128021]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  868.132951]  ? kasan_check_read+0x11/0x20
[  868.137100]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  868.142381]  ? rcu_softirq_qs+0x20/0x20
[  868.146351]  ? trace_hardirqs_off_caller+0x310/0x310
[  868.151458]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  868.156997]  ? check_preemption_disabled+0x48/0x280
[  868.162026]  handle_mm_fault+0x54f/0xc70
[  868.166097]  ? __handle_mm_fault+0x5be0/0x5be0
[  868.170689]  ? find_vma+0x34/0x190
[  868.174238]  __do_page_fault+0x5e8/0xe60
[  868.178301]  ? trace_hardirqs_off+0xb8/0x310
[  868.182724]  do_page_fault+0xf2/0x7e0
[  868.186525]  ? vmalloc_sync_all+0x30/0x30
[  868.190690]  ? error_entry+0x70/0xd0
[  868.194422]  ? trace_hardirqs_off_caller+0xbb/0x310
[  868.199437]  ? trace_hardirqs_on_caller+0xc0/0x310
[  868.204370]  ? syscall_return_slowpath+0x5e0/0x5e0
[  868.209300]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  868.214144]  ? trace_hardirqs_on_caller+0x310/0x310
[  868.219163]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  868.224620]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  868.229637]  ? prepare_exit_to_usermode+0x291/0x3b0
[  868.234669]  ? page_fault+0x8/0x30
[  868.238213]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  868.243087]  ? page_fault+0x8/0x30
[  868.246661]  page_fault+0x1e/0x30
[  868.250144] RIP: 0033:0x7f379df38e40
[  868.253873] Code: Bad RIP value.
[  868.257231] RSP: 002b:00007fff016452d8 EFLAGS: 00010246
[  868.262594] RAX: 0000000000000000 RBX: 00007fff01645400 RCX: 00007f379df38e40
[  868.269868] RDX: 0000000000000000 RSI: 00007fff01645480 RDI: 00007fff01645480
[  868.277139] RBP: 00007fff01645380 R08: 00007fff016452e0 R09: 0000000000000000
[  868.284404] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  868.291669] R13: 00007fff016455e0 R14: 0000000000000000 R15: 0000000000000000
[  868.298957] warn_alloc_show_mem: 1 callbacks suppressed
[  868.298969] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  868.298971] Mem-Info:
[  868.299001] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  868.299001]  active_file:8 inactive_file:18 isolated_file:0
[  868.299001]  unevictable:0 dirty:0 writeback:0 unstable:0
[  868.299001]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  868.299001]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  868.299001]  free:13785 free_pcp:451 free_cma:0
[  868.304344] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  868.311709] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  868.314106] Call Trace:
[  868.347059] 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
[  868.356397]  <IRQ>
[  868.384221] lowmem_reserve[]: 0 2818 6321 6321
[  868.386807]  dump_stack+0x244/0x39d
[  868.412886] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  868.415038]  ? dump_stack_print_info.cold.1+0x20/0x20
[  868.419594] lowmem_reserve[]: 0 0 3503 3503
[  868.423251]  warn_alloc.cold.116+0xb7/0x1bd
[  868.450540] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  868.455729]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  868.460026] lowmem_reserve[]: 0 0 0 0
[  868.464345]  ? lock_downgrade+0x900/0x900
[  868.493548] 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
[  868.498408]  ? trace_hardirqs_off+0xb8/0x310
[  868.502278] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  868.506439]  ? trace_hardirqs_off+0xb8/0x310
[  868.519931] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  868.524335]  __alloc_pages_slowpath+0x26e8/0x2e10
[  868.539481] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  868.543912]  ? warn_alloc+0x120/0x120
[  868.558432] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  868.563260]  ? warn_alloc+0x120/0x120
[  868.572073] 3988 total pagecache pages
[  868.575867]  ? warn_alloc+0x120/0x120
[  868.584421] 0 pages in swap cache
[  868.588211]  ? print_usage_bug+0xc0/0xc0
[  868.592073] Swap cache stats: add 0, delete 0, find 0/0
[  868.595865]  ? print_usage_bug+0xc0/0xc0
[  868.599293] Free swap  = 0kB
[  868.603345]  ? zap_class+0x640/0x640
[  868.608688] Total swap = 0kB
[  868.612741]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  868.615732] 1965979 pages RAM
[  868.619439]  ? should_fail+0x22d/0xd01
[  868.622447] 0 pages HighMem/MovableOnly
[  868.628010]  ? get_stack_info+0x37/0x142
[  868.631092] 342853 pages reserved
[  868.634971]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  868.638917] 0 pages cma reserved
[  868.642979]  ? __lock_acquire+0x62f/0x4c20
[  868.646472] aoe: skb alloc failure
[  868.651510]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  868.654919] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  868.659087]  ? __lock_acquire+0x62f/0x4c20
[  868.662616] cron cpuset=/ mems_allowed=0
[  868.667736]  ? should_fail+0x22d/0xd01
[  868.689569]  ? mark_held_locks+0x130/0x130
[  868.693830]  ? mark_held_locks+0x130/0x130
[  868.698079]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  868.703379]  ? rcu_softirq_qs+0x20/0x20
[  868.707353]  ? rcu_softirq_qs+0x20/0x20
[  868.711329]  ? unwind_dump+0x190/0x190
[  868.715217]  ? zap_class+0x640/0x640
[  868.718930]  ? print_usage_bug+0xc0/0xc0
[  868.723001]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  868.728545]  ? check_preemption_disabled+0x48/0x280
[  868.733570]  ? __lock_is_held+0xb5/0x140
[  868.737650]  __alloc_pages_nodemask+0xa80/0xde0
[  868.742318]  ? zap_class+0x640/0x640
[  868.746041]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  868.751073]  ? find_held_lock+0x36/0x1c0
[  868.755148]  ? ____cache_alloc_node+0x1c7/0x1e0
[  868.759851]  ? lock_downgrade+0x900/0x900
[  868.764006]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  868.769553]  cache_grow_begin+0xa5/0x8c0
[  868.773628]  ? do_raw_spin_unlock+0xa7/0x330
[  868.778045]  fallback_alloc+0x204/0x2e0
[  868.782029]  ____cache_alloc_node+0x1c7/0x1e0
[  868.786533]  kmem_cache_alloc_node+0xe3/0x730
[  868.791032]  ? pskb_put+0xb0/0xb0
[  868.794496]  __alloc_skb+0x119/0x770
[  868.798217]  ? netdev_alloc_frag+0x1f0/0x1f0
[  868.802641]  ? atomic_notifier_call_chain+0xc6/0x190
[  868.807749]  ? lock_downgrade+0x900/0x900
[  868.811900]  ? check_preemption_disabled+0x48/0x280
[  868.816919]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  868.821846]  ? kasan_check_read+0x11/0x20
[  868.826022]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  868.831356]  ? rcu_softirq_qs+0x20/0x20
[  868.835344]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  868.839757]  ? do_raw_write_trylock+0x270/0x270
[  868.844448]  __neigh_notify+0x8c/0x160
[  868.848337]  neigh_timer_handler+0x6cb/0xdf0
[  868.852753]  ? neigh_periodic_work+0xc60/0xc60
[  868.857341]  ? __lock_is_held+0xb5/0x140
[  868.861427]  call_timer_fn+0x272/0x920
[  868.865329]  ? neigh_periodic_work+0xc60/0xc60
[  868.869916]  ? process_timeout+0x40/0x40
[  868.873986]  ? __run_timers+0x7da/0xc70
[  868.877964]  ? _raw_spin_unlock_irq+0x27/0x80
[  868.882454]  ? _raw_spin_unlock_irq+0x27/0x80
[  868.886945]  ? neigh_periodic_work+0xc60/0xc60
[  868.891528]  ? lockdep_hardirqs_on+0x296/0x5b0
[  868.896114]  ? trace_hardirqs_on+0xbd/0x310
[  868.900435]  ? kasan_check_read+0x11/0x20
[  868.904579]  ? __run_timers+0x7da/0xc70
[  868.908568]  ? trace_hardirqs_off_caller+0x310/0x310
[  868.913682]  ? neigh_periodic_work+0xc60/0xc60
[  868.918282]  ? neigh_periodic_work+0xc60/0xc60
[  868.922878]  __run_timers+0x7e5/0xc70
[  868.926687]  ? timer_fixup_init+0x70/0x70
[  868.930838]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  868.935856]  ? zap_class+0x640/0x640
[  868.939573]  ? enqueue_hrtimer+0x1a5/0x560
[  868.943823]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  868.949022]  ? find_held_lock+0x36/0x1c0
[  868.953095]  ? zap_class+0x640/0x640
[  868.956814]  ? pvclock_read_flags+0x160/0x160
[  868.961313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  868.966854]  ? check_preemption_disabled+0x48/0x280
[  868.971879]  ? __lock_is_held+0xb5/0x140
[  868.975945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  868.981482]  ? check_preemption_disabled+0x48/0x280
[  868.986502]  run_timer_softirq+0x52/0xb0
[  868.990563]  ? rcu_read_lock_sched_held+0x14f/0x180
[  868.995580]  __do_softirq+0x308/0xb7e
[  868.999390]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  869.003883]  ? lock_downgrade+0x900/0x900
[  869.008040]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  869.013162]  ? pvclock_read_flags+0x160/0x160
[  869.017659]  ? lapic_next_event+0x5a/0x90
[  869.021807]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  869.027355]  ? kvm_clock_read+0x18/0x30
[  869.031330]  ? kvm_sched_clock_read+0x9/0x20
[  869.035755]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  869.041293]  ? check_preemption_disabled+0x48/0x280
[  869.046317]  irq_exit+0x17f/0x1c0
[  869.049770]  smp_apic_timer_interrupt+0x1cb/0x760
[  869.054626]  ? smp_reschedule_interrupt+0x109/0x650
[  869.059649]  ? smp_call_function_single_interrupt+0x650/0x650
[  869.065532]  ? interrupt_entry+0xb5/0xc0
[  869.069607]  ? trace_hardirqs_off_caller+0xbb/0x310
[  869.074640]  ? trace_hardirqs_off_caller+0xbb/0x310
[  869.079662]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  869.084533]  ? trace_hardirqs_on_caller+0x310/0x310
[  869.089605]  ? trace_hardirqs_on_caller+0x310/0x310
[  869.094633]  ? task_prio+0x50/0x50
[  869.098173]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  869.103707]  ? check_preemption_disabled+0x48/0x280
[  869.108760]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  869.113624]  apic_timer_interrupt+0xf/0x20
[  869.118070]  </IRQ>
[  869.120310] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  869.125250] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  869.144161] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  869.151902] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  869.159167] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  869.166437] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  869.173702] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  869.180971] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  869.188289]  skb_clone+0x1bb/0x500
[  869.191831]  ? skb_split+0x11e0/0x11e0
[  869.195729]  ? check_preemption_disabled+0x48/0x280
[  869.200756]  ? __this_cpu_preempt_check+0x1c/0x20
[  869.205621]  ? __bpf_redirect+0x54b/0xb20
[  869.209782]  bpf_clone_redirect+0xb9/0x490
[  869.214025]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  869.219045]  ? __sched_text_start+0x8/0x8
[  869.223192]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  869.227959]  ? find_held_lock+0x36/0x1c0
[  869.232043]  ? lock_acquire+0x1ed/0x520
[  869.236036]  ? bpf_test_run+0x3cb/0x780
[  869.240040]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  869.245579]  ? check_preemption_disabled+0x48/0x280
[  869.250643]  ? kasan_check_read+0x11/0x20
[  869.254796]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  869.260069]  ? rcu_softirq_qs+0x20/0x20
[  869.264042]  ? preempt_schedule+0x4d/0x60
[  869.268202]  ? ___preempt_schedule+0x16/0x18
[  869.272630]  ? bpf_test_run+0x25d/0x780
[  869.276629]  ? netlink_diag_dump+0x2a0/0x2a0
[  869.281049]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  869.286616]  ? bpf_test_init.isra.10+0x70/0x100
[  869.291294]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  869.296060]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  869.300944]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  869.306484]  ? fput+0x130/0x1a0
[  869.309779]  ? __bpf_prog_get+0x9b/0x290
[  869.313841]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  869.318680]  ? bpf_prog_test_run+0x130/0x1a0
[  869.323096]  ? __x64_sys_bpf+0x3db/0x520
[  869.327159]  ? bpf_prog_get+0x20/0x20
[  869.330985]  ? do_syscall_64+0x1b9/0x820
[  869.335050]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  869.340420]  ? syscall_return_slowpath+0x5e0/0x5e0
[  869.345355]  ? trace_hardirqs_on_caller+0x310/0x310
[  869.350388]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  869.355405]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  869.362069]  ? __switch_to_asm+0x40/0x70
[  869.366146]  ? __switch_to_asm+0x34/0x70
[  869.370227]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  869.375107]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  869.380508] CPU: 1 PID: 5951 Comm: cron Not tainted 4.20.0-rc1+ #152
[  869.380703] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  869.387022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  869.397503] syz-executor5 cpuset=syz5 mems_allowed=0
[  869.406858] Call Trace:
[  869.414528]  <IRQ>
[  869.416713]  dump_stack+0x244/0x39d
[  869.420358]  ? dump_stack_print_info.cold.1+0x20/0x20
[  869.425561]  warn_alloc.cold.116+0xb7/0x1bd
[  869.429883]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  869.434730]  ? lock_downgrade+0x900/0x900
[  869.438886]  ? trace_hardirqs_off+0xb8/0x310
[  869.443303]  ? trace_hardirqs_off+0xb8/0x310
[  869.447723]  __alloc_pages_slowpath+0x26e8/0x2e10
[  869.452631]  ? warn_alloc+0x120/0x120
[  869.456437]  ? warn_alloc+0x120/0x120
[  869.460242]  ? warn_alloc+0x120/0x120
[  869.464048]  ? print_usage_bug+0xc0/0xc0
[  869.468132]  ? print_usage_bug+0xc0/0xc0
[  869.472191]  ? ktime_get+0x2c1/0x400
[  869.475912]  ? check_preemption_disabled+0x48/0x280
[  869.480928]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  869.485443]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  869.490983]  ? should_fail+0x22d/0xd01
[  869.494874]  ? kasan_check_read+0x11/0x20
[  869.499024]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  869.504136]  ? __lock_acquire+0x62f/0x4c20
[  869.508379]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  869.513485]  ? should_fail+0x22d/0xd01
[  869.517390]  ? print_usage_bug+0xc0/0xc0
[  869.521463]  ? mark_held_locks+0x130/0x130
[  869.525703]  ? mark_held_locks+0x130/0x130
[  869.529935]  ? check_preemption_disabled+0x48/0x280
[  869.534955]  ? zap_class+0x640/0x640
[  869.538667]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  869.543424]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  869.548957]  ? check_preemption_disabled+0x48/0x280
[  869.553981]  ? __lock_is_held+0xb5/0x140
[  869.558048]  __alloc_pages_nodemask+0xa80/0xde0
[  869.562716]  ? zap_class+0x640/0x640
[  869.566437]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  869.571463]  ? find_held_lock+0x36/0x1c0
[  869.575534]  ? ____cache_alloc_node+0x1c7/0x1e0
[  869.580201]  ? lock_downgrade+0x900/0x900
[  869.584354]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  869.589896]  cache_grow_begin+0xa5/0x8c0
[  869.593960]  ? do_raw_spin_unlock+0xa7/0x330
[  869.598377]  fallback_alloc+0x204/0x2e0
[  869.602377]  ____cache_alloc_node+0x1c7/0x1e0
[  869.606880]  kmem_cache_alloc_node+0xe3/0x730
[  869.611377]  ? lockdep_hardirqs_on+0x296/0x5b0
[  869.615998]  __alloc_skb+0x119/0x770
[  869.619736]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  869.625102]  ? netdev_alloc_frag+0x1f0/0x1f0
[  869.629518]  ? vprintk_default+0x28/0x30
[  869.633580]  ? vprintk_func+0x85/0x181
[  869.637479]  ? printk+0xa7/0xcf
[  869.640756]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  869.645516]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  869.650629]  new_skb+0x26/0x1c0
[  869.653912]  aoecmd_cfg+0x279/0x7f0
[  869.657543]  ? find_held_lock+0x36/0x1c0
[  869.661612]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  869.665945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  869.671496]  ? __lock_is_held+0xb5/0x140
[  869.675568]  discover_timer+0x50/0x60
[  869.679377]  call_timer_fn+0x272/0x920
[  869.683268]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  869.688117]  ? process_timeout+0x40/0x40
[  869.692189]  ? mark_held_locks+0xc7/0x130
[  869.696338]  ? _raw_spin_unlock_irq+0x27/0x80
[  869.700841]  ? _raw_spin_unlock_irq+0x27/0x80
[  869.705339]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  869.710198]  ? lockdep_hardirqs_on+0x296/0x5b0
[  869.714782]  ? trace_hardirqs_on+0xbd/0x310
[  869.719108]  ? kasan_check_read+0x11/0x20
[  869.723274]  ? __run_timers+0x7da/0xc70
[  869.727247]  ? trace_hardirqs_off_caller+0x310/0x310
[  869.732375]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  869.737227]  __run_timers+0x7e5/0xc70
[  869.741040]  ? timer_fixup_init+0x70/0x70
[  869.745189]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  869.750236]  ? zap_class+0x640/0x640
[  869.753953]  ? print_usage_bug+0xc0/0xc0
[  869.758017]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  869.763212]  ? find_held_lock+0x36/0x1c0
[  869.767281]  ? zap_class+0x640/0x640
[  869.771016]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  869.776553]  ? check_preemption_disabled+0x48/0x280
[  869.781582]  ? __lock_is_held+0xb5/0x140
[  869.785658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  869.791210]  ? check_preemption_disabled+0x48/0x280
[  869.796244]  run_timer_softirq+0x52/0xb0
[  869.800304]  ? rcu_read_lock_sched_held+0x14f/0x180
[  869.805326]  __do_softirq+0x308/0xb7e
[  869.809150]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  869.813663]  ? lock_downgrade+0x900/0x900
[  869.817819]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  869.822934]  ? pvclock_read_flags+0x160/0x160
[  869.827435]  ? lapic_next_event+0x5a/0x90
[  869.831607]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  869.837149]  ? kvm_clock_read+0x18/0x30
[  869.841129]  ? kvm_sched_clock_read+0x9/0x20
[  869.845540]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  869.851082]  ? check_preemption_disabled+0x48/0x280
[  869.856131]  irq_exit+0x17f/0x1c0
[  869.859586]  smp_apic_timer_interrupt+0x1cb/0x760
[  869.864436]  ? smp_reschedule_interrupt+0x109/0x650
[  869.869470]  ? smp_call_function_single_interrupt+0x650/0x650
[  869.875357]  ? interrupt_entry+0xb5/0xc0
[  869.879423]  ? trace_hardirqs_off_caller+0xbb/0x310
[  869.884437]  ? trace_hardirqs_off_caller+0xbb/0x310
[  869.889457]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  869.894304]  ? trace_hardirqs_on_caller+0x310/0x310
[  869.899323]  ? trace_hardirqs_on_caller+0x310/0x310
[  869.904337]  ? task_prio+0x50/0x50
[  869.907908]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  869.913445]  ? check_preemption_disabled+0x48/0x280
[  869.918466]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  869.923320]  apic_timer_interrupt+0xf/0x20
[  869.927551]  </IRQ>
[  869.929796] RIP: 0010:lock_is_held_type+0x74/0x210
[  869.934726] Code: 8b 83 7c 08 00 00 85 c0 0f 85 46 01 00 00 48 c7 c7 a8 fb 51 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 <0f> 85 6c 01 00 00 48 83 3d c6 20 f1 07 00 0f 84 2a 01 00 00 9c 58
[  869.953642] RSP: 0000:ffff8801c78d5fd0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  869.961353] RAX: dffffc0000000000 RBX: ffff8801c505c140 RCX: 0000000000000000
[  869.968622] RDX: 1ffffffff12a3f75 RSI: 00000000ffffffff RDI: ffffffff8951fba8
[  869.975889] RBP: ffff8801c78d5ff0 R08: ffff8801c505c140 R09: ffffed003b5e5b67
[  869.983189] R10: ffffed003b5e5b67 R11: ffff8801daf2db3b R12: 1ffff10038f1ac03
[  869.990633] R13: ffffffff8959b980 R14: 0000000000000000 R15: ffffffffffffffff
[  869.997940]  rcu_read_lock_held+0xa9/0xc0
[  870.002090]  list_lru_count_one+0x31a/0x450
[  870.006434]  ? list_lru_isolate_move+0x3c0/0x3c0
[  870.011194]  ? shmem_free_inode+0xd0/0xd0
[  870.015345]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  870.020881]  ? ubifs_shrink_count+0xc4/0x100
[  870.025299]  super_cache_count+0x153/0x2e0
[  870.029538]  do_shrink_slab+0x1b1/0xd30
[  870.033517]  ? lock_acquire+0x1ed/0x520
[  870.037510]  ? snapshot_refaults+0x290/0x290
[  870.041925]  ? lock_release+0xa00/0xa00
[  870.045907]  ? perf_trace_sched_process_exec+0x860/0x860
[  870.051371]  ? down_read_trylock+0xda/0x140
[  870.055697]  ? shrink_slab+0x207/0x8c0
[  870.059589]  ? downgrade_write+0x270/0x270
[  870.063848]  shrink_slab+0x389/0x8c0
[  870.067570]  ? shrink_active_list+0x1f00/0x1f00
[  870.072271]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  870.077896]  ? trace_hardirqs_on+0xbd/0x310
[  870.082559]  ? vmpressure+0x271/0x340
[  870.086363]  ? trace_hardirqs_off_caller+0x310/0x310
[  870.091474]  ? cgroup_procs_write_finish+0xf0/0xf0
[  870.096422]  shrink_node+0x431/0x16b0
[  870.100238]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  870.105551]  ? shrink_node_memcg+0x18f0/0x18f0
[  870.110134]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  870.114735]  ? trace_hardirqs_on+0xbd/0x310
[  870.119054]  ? vmpressure+0x271/0x340
[  870.122856]  ? do_raw_spin_unlock+0xa7/0x330
[  870.127263]  ? do_raw_spin_trylock+0x270/0x270
[  870.131865]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  870.137403]  ? __cpuset_node_allowed+0x19b/0x660
[  870.142184]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  870.147894]  ? vmpressure+0x1a2/0x340
[  870.151704]  do_try_to_free_pages+0x3e7/0x1290
[  870.156286]  ? zap_class+0x640/0x640
[  870.160016]  ? shrink_node+0x16b0/0x16b0
[  870.164079]  ? __lock_is_held+0xb5/0x140
[  870.168193]  try_to_free_pages+0x4d0/0xb90
[  870.172438]  ? do_try_to_free_pages+0x1290/0x1290
[  870.177296]  ? lock_acquire+0x1ed/0x520
[  870.181273]  ? set_page_refcounted+0x280/0x280
[  870.185865]  ? lock_release+0xa00/0xa00
[  870.189841]  ? _raw_spin_unlock_irq+0x60/0x80
[  870.194333]  ? psi_memstall_enter+0x240/0x2b0
[  870.198829]  ? psi_memstall_tick+0x230/0x230
[  870.203298]  __alloc_pages_slowpath+0xa14/0x2e10
[  870.208156]  ? warn_alloc+0x120/0x120
[  870.211952]  ? mark_held_locks+0x130/0x130
[  870.216196]  ? find_get_entry+0xaae/0x1120
[  870.220442]  ? filemap_map_pages+0x1a20/0x1a20
[  870.225050]  ? zap_class+0x640/0x640
[  870.228772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  870.234314]  ? check_preemption_disabled+0x48/0x280
[  870.239329]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  870.244868]  ? should_fail+0x22d/0xd01
[  870.248760]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  870.253866]  ? zap_class+0x640/0x640
[  870.257613]  ? __lock_is_held+0xb5/0x140
[  870.261688]  ? mark_held_locks+0x130/0x130
[  870.265927]  ? lock_release+0xa00/0xa00
[  870.269911]  ? perf_trace_sched_process_exec+0x860/0x860
[  870.275361]  ? xa_load+0x2ba/0x460
[  870.278908]  ? lock_downgrade+0x900/0x900
[  870.283074]  ? __might_sleep+0x95/0x190
[  870.287066]  __alloc_pages_nodemask+0xa80/0xde0
[  870.291762]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  870.296783]  ? __page_cache_alloc+0x191/0x5c0
[  870.301279]  ? xa_load+0x2e1/0x460
[  870.304838]  ? xa_clear_mark+0x40/0x40
[  870.308727]  ? zap_class+0x640/0x640
[  870.312449]  ? zap_class+0x640/0x640
[  870.316166]  ? zap_class+0x640/0x640
[  870.319880]  ? __do_page_cache_readahead+0x663/0x810
[  870.324985]  ? find_held_lock+0x36/0x1c0
[  870.329067]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  870.334618]  alloc_pages_current+0x173/0x350
[  870.339033]  __page_cache_alloc+0x38c/0x5c0
[  870.343370]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  870.348296]  ? kasan_check_read+0x11/0x20
[  870.352443]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  870.357725]  ? generic_perform_write+0x6a0/0x6a0
[  870.362481]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  870.368016]  ? check_preemption_disabled+0x48/0x280
[  870.373038]  filemap_fault+0x1595/0x25f0
[  870.377134]  ? __lock_page_or_retry+0xa00/0xa00
[  870.381808]  ? mark_held_locks+0x130/0x130
[  870.386068]  ? filemap_map_pages+0xd6b/0x1a20
[  870.390565]  ? lock_downgrade+0x900/0x900
[  870.394716]  ? check_preemption_disabled+0x48/0x280
[  870.399734]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  870.404663]  ? kasan_check_read+0x11/0x20
[  870.408812]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  870.414107]  ? rcu_softirq_qs+0x20/0x20
[  870.418099]  ? filemap_map_pages+0xd92/0x1a20
[  870.422652]  ? find_get_entries_tag+0x1400/0x1400
[  870.427533]  ? lock_acquire+0x1ed/0x520
[  870.431510]  ? ext4_filemap_fault+0x7a/0xad
[  870.435841]  ? lock_release+0xa00/0xa00
[  870.439816]  ? perf_trace_sched_process_exec+0x860/0x860
[  870.445264]  ? mark_held_locks+0x130/0x130
[  870.449499]  ? print_usage_bug+0xc0/0xc0
[  870.453560]  ? print_usage_bug+0xc0/0xc0
[  870.457643]  ? down_read+0x8d/0x120
[  870.461268]  ? ext4_filemap_fault+0x7a/0xad
[  870.465594]  ? __down_interruptible+0x700/0x700
[  870.470283]  ext4_filemap_fault+0x82/0xad
[  870.474438]  __do_fault+0x100/0x6b0
[  870.478069]  ? pmd_devmap_trans_unstable+0x220/0x220
[  870.483175]  ? mark_held_locks+0x130/0x130
[  870.487415]  ? mark_held_locks+0x130/0x130
[  870.491658]  ? hrtimer_forward+0x2a0/0x2a0
[  870.495890]  ? hrtimer_start_range_ns+0x6c4/0xe00
[  870.500733]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  870.506276]  __handle_mm_fault+0x3ea0/0x5be0
[  870.510697]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  870.515542]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  870.520647]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  870.525751]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  870.530337]  ? trace_hardirqs_on+0xbd/0x310
[  870.534659]  ? kasan_check_read+0x11/0x20
[  870.538813]  ? __free_object+0x173/0x340
[  870.542891]  ? zap_class+0x640/0x640
[  870.546611]  ? zap_class+0x640/0x640
[  870.550323]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  870.555433]  ? find_held_lock+0x36/0x1c0
[  870.559508]  ? handle_mm_fault+0x42a/0xc70
[  870.563748]  ? lock_downgrade+0x900/0x900
[  870.567896]  ? check_preemption_disabled+0x48/0x280
[  870.572927]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  870.577957]  ? kasan_check_read+0x11/0x20
[  870.582124]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  870.587417]  ? rcu_softirq_qs+0x20/0x20
[  870.591391]  ? trace_hardirqs_off_caller+0x310/0x310
[  870.596494]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  870.602033]  ? check_preemption_disabled+0x48/0x280
[  870.607055]  handle_mm_fault+0x54f/0xc70
[  870.611127]  ? __handle_mm_fault+0x5be0/0x5be0
[  870.615722]  ? find_vma+0x34/0x190
[  870.619269]  __do_page_fault+0x5e8/0xe60
[  870.623434]  ? trace_hardirqs_off+0xb8/0x310
[  870.627886]  do_page_fault+0xf2/0x7e0
[  870.631691]  ? vmalloc_sync_all+0x30/0x30
[  870.635842]  ? error_entry+0x70/0xd0
[  870.639561]  ? trace_hardirqs_off_caller+0xbb/0x310
[  870.644578]  ? trace_hardirqs_on_caller+0xc0/0x310
[  870.649527]  ? syscall_return_slowpath+0x5e0/0x5e0
[  870.654465]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  870.659310]  ? trace_hardirqs_on_caller+0x310/0x310
[  870.664327]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  870.669780]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  870.674803]  ? prepare_exit_to_usermode+0x291/0x3b0
[  870.679823]  ? page_fault+0x8/0x30
[  870.683381]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  870.688254]  ? page_fault+0x8/0x30
[  870.691789]  page_fault+0x1e/0x30
[  870.695279] RIP: 0033:0x7f379df38e40
[  870.699022] Code: Bad RIP value.
[  870.702384] RSP: 002b:00007fff016452d8 EFLAGS: 00010246
[  870.707744] RAX: 0000000000000000 RBX: 00007fff01645400 RCX: 00007f379df38e40
[  870.715012] RDX: 0000000000000000 RSI: 00007fff01645480 RDI: 00007fff01645480
[  870.722281] RBP: 00007fff01645380 R08: 00007fff016452e0 R09: 0000000000000000
[  870.729547] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  870.736837] R13: 00007fff016455e0 R14: 0000000000000000 R15: 0000000000000000
[  870.744132] warn_alloc_show_mem: 1 callbacks suppressed
[  870.744144] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  870.744146] Mem-Info:
[  870.744178] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  870.744178]  active_file:8 inactive_file:18 isolated_file:0
[  870.744178]  unevictable:0 dirty:0 writeback:0 unstable:0
[  870.744178]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  870.744178]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  870.744178]  free:13785 free_pcp:451 free_cma:0
[  870.749516] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  870.756877] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  870.759286] Call Trace:
[  870.792246] 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
[  870.801591]  <IRQ>
[  870.829427] lowmem_reserve[]: 0 2818 6321 6321
[  870.832012]  dump_stack+0x244/0x39d
[  870.858093] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  870.860241]  ? dump_stack_print_info.cold.1+0x20/0x20
[  870.864798] lowmem_reserve[]: 0 0 3503 3503
[  870.868427]  warn_alloc.cold.116+0xb7/0x1bd
[  870.895730] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  870.900912]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  870.905218] lowmem_reserve[]: 0 0 0 0
[  870.909536]  ? lock_downgrade+0x900/0x900
[  870.938739] 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
[  870.943624]  ? trace_hardirqs_off+0xb8/0x310
[  870.947390] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  870.951544]  ? trace_hardirqs_off+0xb8/0x310
[  870.965037] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  870.969441]  __alloc_pages_slowpath+0x26e8/0x2e10
[  870.984587] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  870.989015]  ? warn_alloc+0x120/0x120
[  871.003540] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  871.008372]  ? warn_alloc+0x120/0x120
[  871.017183] 3988 total pagecache pages
[  871.021008]  ? warn_alloc+0x120/0x120
[  871.029561] 0 pages in swap cache
[  871.033346]  ? print_usage_bug+0xc0/0xc0
[  871.037209] Swap cache stats: add 0, delete 0, find 0/0
[  871.041000]  ? print_usage_bug+0xc0/0xc0
[  871.044428] Free swap  = 0kB
[  871.048483]  ? zap_class+0x640/0x640
[  871.053819] Total swap = 0kB
[  871.057874]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  871.060867] 1965979 pages RAM
[  871.064571]  ? should_fail+0x22d/0xd01
[  871.067563] 0 pages HighMem/MovableOnly
[  871.073089]  ? get_stack_info+0x37/0x142
[  871.076166] 342853 pages reserved
[  871.080046]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  871.083992] 0 pages cma reserved
[  871.088043]  ? __lock_acquire+0x62f/0x4c20
[  871.091541] aoe: skb alloc failure
[  871.096575]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  871.096588]  ? __lock_acquire+0x62f/0x4c20
[  871.096619]  ? should_fail+0x22d/0xd01
[  871.121133]  ? mark_held_locks+0x130/0x130
[  871.125376]  ? mark_held_locks+0x130/0x130
[  871.129631]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  871.134917]  ? rcu_softirq_qs+0x20/0x20
[  871.138896]  ? rcu_softirq_qs+0x20/0x20
[  871.142874]  ? unwind_dump+0x190/0x190
[  871.146765]  ? zap_class+0x640/0x640
[  871.150483]  ? print_usage_bug+0xc0/0xc0
[  871.154571]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  871.160138]  ? check_preemption_disabled+0x48/0x280
[  871.165169]  ? __lock_is_held+0xb5/0x140
[  871.169244]  __alloc_pages_nodemask+0xa80/0xde0
[  871.173918]  ? zap_class+0x640/0x640
[  871.177650]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  871.182691]  ? find_held_lock+0x36/0x1c0
[  871.186772]  ? ____cache_alloc_node+0x1c7/0x1e0
[  871.191469]  ? lock_downgrade+0x900/0x900
[  871.195650]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  871.201199]  cache_grow_begin+0xa5/0x8c0
[  871.205265]  ? do_raw_spin_unlock+0xa7/0x330
[  871.209685]  fallback_alloc+0x204/0x2e0
[  871.213672]  ____cache_alloc_node+0x1c7/0x1e0
[  871.218187]  kmem_cache_alloc_node+0xe3/0x730
[  871.222692]  ? pskb_put+0xb0/0xb0
[  871.226159]  __alloc_skb+0x119/0x770
[  871.229902]  ? netdev_alloc_frag+0x1f0/0x1f0
[  871.234320]  ? atomic_notifier_call_chain+0xc6/0x190
[  871.239428]  ? lock_downgrade+0x900/0x900
[  871.243580]  ? check_preemption_disabled+0x48/0x280
[  871.248636]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  871.253575]  ? kasan_check_read+0x11/0x20
[  871.257745]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  871.263027]  ? rcu_softirq_qs+0x20/0x20
[  871.267007]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  871.271421]  ? do_raw_write_trylock+0x270/0x270
[  871.276105]  __neigh_notify+0x8c/0x160
[  871.280034]  neigh_timer_handler+0x6cb/0xdf0
[  871.284461]  ? neigh_periodic_work+0xc60/0xc60
[  871.289078]  ? __lock_is_held+0xb5/0x140
[  871.293170]  call_timer_fn+0x272/0x920
[  871.297075]  ? neigh_periodic_work+0xc60/0xc60
[  871.301665]  ? process_timeout+0x40/0x40
[  871.305750]  ? __run_timers+0x7da/0xc70
[  871.309735]  ? _raw_spin_unlock_irq+0x27/0x80
[  871.314233]  ? _raw_spin_unlock_irq+0x27/0x80
[  871.319081]  ? neigh_periodic_work+0xc60/0xc60
[  871.323669]  ? lockdep_hardirqs_on+0x296/0x5b0
[  871.328259]  ? trace_hardirqs_on+0xbd/0x310
[  871.332607]  ? kasan_check_read+0x11/0x20
[  871.336766]  ? __run_timers+0x7da/0xc70
[  871.340753]  ? trace_hardirqs_off_caller+0x310/0x310
[  871.345884]  ? neigh_periodic_work+0xc60/0xc60
[  871.350480]  ? neigh_periodic_work+0xc60/0xc60
[  871.355068]  __run_timers+0x7e5/0xc70
[  871.358890]  ? timer_fixup_init+0x70/0x70
[  871.363081]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  871.368109]  ? zap_class+0x640/0x640
[  871.371838]  ? enqueue_hrtimer+0x1a5/0x560
[  871.376099]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  871.381347]  ? find_held_lock+0x36/0x1c0
[  871.385434]  ? zap_class+0x640/0x640
[  871.389155]  ? pvclock_read_flags+0x160/0x160
[  871.393672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  871.399238]  ? check_preemption_disabled+0x48/0x280
[  871.404272]  ? __lock_is_held+0xb5/0x140
[  871.408349]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  871.413905]  ? check_preemption_disabled+0x48/0x280
[  871.418939]  run_timer_softirq+0x52/0xb0
[  871.423010]  ? rcu_read_lock_sched_held+0x14f/0x180
[  871.428043]  __do_softirq+0x308/0xb7e
[  871.431885]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  871.436387]  ? lock_downgrade+0x900/0x900
[  871.440543]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  871.445676]  ? pvclock_read_flags+0x160/0x160
[  871.450196]  ? lapic_next_event+0x5a/0x90
[  871.454368]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  871.459917]  ? kvm_clock_read+0x18/0x30
[  871.463897]  ? kvm_sched_clock_read+0x9/0x20
[  871.468318]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  871.473878]  ? check_preemption_disabled+0x48/0x280
[  871.478912]  irq_exit+0x17f/0x1c0
[  871.482388]  smp_apic_timer_interrupt+0x1cb/0x760
[  871.487235]  ? smp_reschedule_interrupt+0x109/0x650
[  871.492262]  ? smp_call_function_single_interrupt+0x650/0x650
[  871.498166]  ? interrupt_entry+0xb5/0xc0
[  871.502235]  ? trace_hardirqs_off_caller+0xbb/0x310
[  871.507256]  ? trace_hardirqs_off_caller+0xbb/0x310
[  871.512278]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  871.517130]  ? trace_hardirqs_on_caller+0x310/0x310
[  871.522151]  ? trace_hardirqs_on_caller+0x310/0x310
[  871.527175]  ? task_prio+0x50/0x50
[  871.530721]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  871.536280]  ? check_preemption_disabled+0x48/0x280
[  871.541310]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  871.546197]  apic_timer_interrupt+0xf/0x20
[  871.550432]  </IRQ>
[  871.552678] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  871.557641] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  871.576563] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  871.584305] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  871.591583] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  871.598868] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  871.606139] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  871.613417] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  871.620769]  skb_clone+0x1bb/0x500
[  871.624366]  ? skb_split+0x11e0/0x11e0
[  871.628272]  ? check_preemption_disabled+0x48/0x280
[  871.633313]  ? __this_cpu_preempt_check+0x1c/0x20
[  871.638163]  ? __bpf_redirect+0x54b/0xb20
[  871.642323]  bpf_clone_redirect+0xb9/0x490
[  871.646577]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  871.651636]  ? __sched_text_start+0x8/0x8
[  871.655826]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  871.660621]  ? find_held_lock+0x36/0x1c0
[  871.664701]  ? lock_acquire+0x1ed/0x520
[  871.668686]  ? bpf_test_run+0x3cb/0x780
[  871.672671]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  871.678228]  ? check_preemption_disabled+0x48/0x280
[  871.683293]  ? kasan_check_read+0x11/0x20
[  871.687450]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  871.692737]  ? rcu_softirq_qs+0x20/0x20
[  871.696723]  ? preempt_schedule+0x4d/0x60
[  871.700876]  ? ___preempt_schedule+0x16/0x18
[  871.705316]  ? bpf_test_run+0x25d/0x780
[  871.709308]  ? netlink_diag_dump+0x2a0/0x2a0
[  871.713729]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  871.719270]  ? bpf_test_init.isra.10+0x70/0x100
[  871.723951]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  871.728728]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  871.733637]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  871.739199]  ? fput+0x130/0x1a0
[  871.742501]  ? __bpf_prog_get+0x9b/0x290
[  871.746571]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  871.751429]  ? bpf_prog_test_run+0x130/0x1a0
[  871.755846]  ? __x64_sys_bpf+0x3db/0x520
[  871.759914]  ? bpf_prog_get+0x20/0x20
[  871.763775]  ? do_syscall_64+0x1b9/0x820
[  871.767871]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  871.773247]  ? syscall_return_slowpath+0x5e0/0x5e0
[  871.778213]  ? trace_hardirqs_on_caller+0x310/0x310
[  871.783237]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  871.788304]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  871.794975]  ? __switch_to_asm+0x40/0x70
[  871.799038]  ? __switch_to_asm+0x34/0x70
[  871.803108]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  871.807974]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  871.813534] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  871.824027] syz-executor5 cpuset=syz5 mems_allowed=0
[  871.829195] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  871.836561] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  871.845938] Call Trace:
[  871.848534]  <IRQ>
[  871.850692]  dump_stack+0x244/0x39d
[  871.854332]  ? dump_stack_print_info.cold.1+0x20/0x20
[  871.859544]  warn_alloc.cold.116+0xb7/0x1bd
[  871.863879]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  871.868735]  ? lock_downgrade+0x900/0x900
[  871.872901]  ? trace_hardirqs_off+0xb8/0x310
[  871.877335]  ? trace_hardirqs_off+0xb8/0x310
[  871.881762]  __alloc_pages_slowpath+0x26e8/0x2e10
[  871.886664]  ? warn_alloc+0x120/0x120
[  871.890492]  ? warn_alloc+0x120/0x120
[  871.894318]  ? warn_alloc+0x120/0x120
[  871.898124]  ? check_preemption_disabled+0x48/0x280
[  871.903150]  ? print_usage_bug+0xc0/0xc0
[  871.907226]  ? print_usage_bug+0xc0/0xc0
[  871.911293]  ? __lock_is_held+0xb5/0x140
[  871.915368]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  871.920948]  ? should_fail+0x22d/0xd01
[  871.924847]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  871.929958]  ? __lock_acquire+0x62f/0x4c20
[  871.934231]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  871.939357]  ? __lock_acquire+0x62f/0x4c20
[  871.943598]  ? should_fail+0x22d/0xd01
[  871.947519]  ? mark_held_locks+0x130/0x130
[  871.951764]  ? mark_held_locks+0x130/0x130
[  871.956040]  ? zap_class+0x640/0x640
[  871.959773]  ? rb_insert_color+0x1460/0x1460
[  871.964187]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  871.969734]  ? check_preemption_disabled+0x48/0x280
[  871.974762]  ? __lock_is_held+0xb5/0x140
[  871.978838]  __alloc_pages_nodemask+0xa80/0xde0
[  871.983515]  ? zap_class+0x640/0x640
[  871.987752]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  871.992786]  ? find_held_lock+0x36/0x1c0
[  871.996859]  ? ____cache_alloc_node+0x1c7/0x1e0
[  872.001537]  ? lock_downgrade+0x900/0x900
[  872.005705]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  872.011258]  cache_grow_begin+0xa5/0x8c0
[  872.015321]  ? do_raw_spin_unlock+0xa7/0x330
[  872.019744]  fallback_alloc+0x204/0x2e0
[  872.023749]  ____cache_alloc_node+0x1c7/0x1e0
[  872.028274]  kmem_cache_alloc+0x1f8/0x730
[  872.032431]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  872.037714]  ? rcu_softirq_qs+0x20/0x20
[  872.041703]  dst_alloc+0xbb/0x1d0
[  872.045170]  rt_dst_alloc+0x105/0x540
[  872.048981]  ? fnhe_flush_routes+0x480/0x480
[  872.053400]  ? fib4_rule_nlmsg_payload+0x10/0x10
[  872.058176]  ip_route_input_slow+0x1d14/0x3ea0
[  872.062781]  ? fib_multipath_hash+0x1090/0x1090
[  872.067473]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  872.073021]  ? rt_cache_route+0x470/0x470
[  872.077193]  ? fib4_rule_delete+0x360/0x370
[  872.081532]  ? mark_held_locks+0x130/0x130
[  872.085788]  ? __lock_acquire+0x62f/0x4c20
[  872.090033]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  872.095577]  ? check_preemption_disabled+0x48/0x280
[  872.100641]  ? mark_held_locks+0x130/0x130
[  872.104899]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  872.110456]  ? ip_route_output_key_hash_rcu+0x10d7/0x3490
[  872.116003]  ? zap_class+0x640/0x640
[  872.119728]  ? ip_route_input_noref+0x260/0x260
[  872.124412]  ? find_held_lock+0x36/0x1c0
[  872.128494]  ip_route_input_rcu+0x10a/0xd80
[  872.132887]  ? ip_route_input_slow+0x3ea0/0x3ea0
[  872.137647]  ? lock_acquire+0x1ed/0x520
[  872.141648]  ? ip_route_input_rcu+0xd80/0xd80
[  872.146151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  872.151703]  ? check_preemption_disabled+0x48/0x280
[  872.156746]  ? kasan_check_read+0x11/0x20
[  872.160934]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  872.166243]  ? rcu_softirq_qs+0x20/0x20
[  872.170225]  ? lock_acquire+0x1ed/0x520
[  872.174203]  ? icmp_route_lookup.constprop.23+0xac5/0x1900
[  872.179837]  ip_route_input_noref+0x11d/0x260
[  872.184381]  ? ip_route_input_rcu+0xd80/0xd80
[  872.188895]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  872.194445]  icmp_route_lookup.constprop.23+0xb67/0x1900
[  872.199929]  ? icmp_timestamp+0x630/0x630
[  872.204083]  ? find_held_lock+0x36/0x1c0
[  872.208166]  ? lock_downgrade+0x900/0x900
[  872.212322]  ? check_preemption_disabled+0x48/0x280
[  872.217352]  ? memset+0x31/0x40
[  872.220645]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  872.226192]  ? __ip_options_echo+0x6c0/0x1280
[  872.230702]  icmp_send+0x12ec/0x1bd0
[  872.234428]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  872.239999]  ? icmp_route_lookup.constprop.23+0x1900/0x1900
[  872.245754]  ? zap_class+0x640/0x640
[  872.249523]  ? lock_downgrade+0x900/0x900
[  872.253680]  ? lock_acquire+0x1ed/0x520
[  872.257658]  ? neigh_timer_handler+0xa0/0xdf0
[  872.262166]  ? refcount_sub_and_test_checked+0x203/0x310
[  872.267633]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  872.272051]  ipv4_link_failure+0x2c/0x220
[  872.276201]  ? ipv4_link_failure+0x2c/0x220
[  872.280528]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  872.284946]  arp_error_report+0xd1/0x1c0
[  872.289018]  neigh_invalidate+0x246/0x550
[  872.293177]  neigh_timer_handler+0xb07/0xdf0
[  872.297609]  ? neigh_periodic_work+0xc60/0xc60
[  872.302231]  ? __lock_is_held+0xb5/0x140
[  872.306324]  call_timer_fn+0x272/0x920
[  872.310228]  ? neigh_periodic_work+0xc60/0xc60
[  872.314818]  ? process_timeout+0x40/0x40
[  872.318895]  ? __run_timers+0x7da/0xc70
[  872.322875]  ? _raw_spin_unlock_irq+0x27/0x80
[  872.327390]  ? _raw_spin_unlock_irq+0x27/0x80
[  872.331888]  ? neigh_periodic_work+0xc60/0xc60
[  872.336477]  ? lockdep_hardirqs_on+0x296/0x5b0
[  872.341064]  ? trace_hardirqs_on+0xbd/0x310
[  872.345407]  ? kasan_check_read+0x11/0x20
[  872.349557]  ? __run_timers+0x7da/0xc70
[  872.353536]  ? trace_hardirqs_off_caller+0x310/0x310
[  872.358670]  ? neigh_periodic_work+0xc60/0xc60
[  872.363274]  ? neigh_periodic_work+0xc60/0xc60
[  872.367864]  __run_timers+0x7e5/0xc70
[  872.371712]  ? timer_fixup_init+0x70/0x70
[  872.375882]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  872.380905]  ? zap_class+0x640/0x640
[  872.384657]  ? enqueue_hrtimer+0x1a5/0x560
[  872.388934]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  872.394133]  ? find_held_lock+0x36/0x1c0
[  872.398218]  ? zap_class+0x640/0x640
[  872.401963]  ? pvclock_read_flags+0x160/0x160
[  872.406466]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  872.412010]  ? check_preemption_disabled+0x48/0x280
[  872.417048]  ? __lock_is_held+0xb5/0x140
[  872.421115]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  872.426658]  ? check_preemption_disabled+0x48/0x280
[  872.431684]  run_timer_softirq+0x52/0xb0
[  872.435756]  ? rcu_read_lock_sched_held+0x14f/0x180
[  872.440792]  __do_softirq+0x308/0xb7e
[  872.444631]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  872.449132]  ? lock_downgrade+0x900/0x900
[  872.453290]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  872.458422]  ? pvclock_read_flags+0x160/0x160
[  872.462926]  ? lapic_next_event+0x5a/0x90
[  872.467142]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  872.472691]  ? kvm_clock_read+0x18/0x30
[  872.476675]  ? kvm_sched_clock_read+0x9/0x20
[  872.481093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  872.486649]  ? check_preemption_disabled+0x48/0x280
[  872.491684]  irq_exit+0x17f/0x1c0
[  872.495149]  smp_apic_timer_interrupt+0x1cb/0x760
[  872.499995]  ? smp_reschedule_interrupt+0x109/0x650
[  872.505018]  ? smp_call_function_single_interrupt+0x650/0x650
[  872.510913]  ? interrupt_entry+0xb5/0xc0
[  872.514983]  ? trace_hardirqs_off_caller+0xbb/0x310
[  872.520006]  ? trace_hardirqs_off_caller+0xbb/0x310
[  872.525048]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  872.529900]  ? trace_hardirqs_on_caller+0x310/0x310
[  872.534918]  ? trace_hardirqs_on_caller+0x310/0x310
[  872.539956]  ? task_prio+0x50/0x50
[  872.543506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  872.549048]  ? check_preemption_disabled+0x48/0x280
[  872.554089]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  872.558949]  apic_timer_interrupt+0xf/0x20
[  872.563199]  </IRQ>
[  872.565443] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  872.570382] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  872.589286] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  872.597003] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  872.604269] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  872.611557] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  872.618857] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  872.626128] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  872.633470]  skb_clone+0x1bb/0x500
[  872.637018]  ? skb_split+0x11e0/0x11e0
[  872.640911]  ? check_preemption_disabled+0x48/0x280
[  872.645954]  ? __this_cpu_preempt_check+0x1c/0x20
[  872.650815]  ? __bpf_redirect+0x54b/0xb20
[  872.654975]  bpf_clone_redirect+0xb9/0x490
[  872.659256]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  872.664279]  ? __sched_text_start+0x8/0x8
[  872.668450]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  872.673252]  ? find_held_lock+0x36/0x1c0
[  872.677325]  ? lock_acquire+0x1ed/0x520
[  872.681303]  ? bpf_test_run+0x3cb/0x780
[  872.685289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  872.690834]  ? check_preemption_disabled+0x48/0x280
[  872.695864]  ? kasan_check_read+0x11/0x20
[  872.700028]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  872.705339]  ? rcu_softirq_qs+0x20/0x20
[  872.709348]  ? preempt_schedule+0x4d/0x60
[  872.713498]  ? ___preempt_schedule+0x16/0x18
[  872.717928]  ? bpf_test_run+0x25d/0x780
[  872.721923]  ? netlink_diag_dump+0x2a0/0x2a0
[  872.726370]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  872.731952]  ? bpf_test_init.isra.10+0x70/0x100
[  872.736644]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  872.741415]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  872.746269]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  872.751809]  ? fput+0x130/0x1a0
[  872.755094]  ? __bpf_prog_get+0x9b/0x290
[  872.759193]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  872.764056]  ? bpf_prog_test_run+0x130/0x1a0
[  872.768474]  ? __x64_sys_bpf+0x3db/0x520
[  872.772548]  ? bpf_prog_get+0x20/0x20
[  872.776377]  ? do_syscall_64+0x1b9/0x820
[  872.780442]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  872.784315] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  872.785815]  ? syscall_return_slowpath+0x5e0/0x5e0
[  872.796124] kworker/1:0 cpuset=/ mems_allowed=0
[  872.801044]  ? trace_hardirqs_on_caller+0x310/0x310
[  872.810697]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  872.815715]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  872.822411]  ? __switch_to_asm+0x40/0x70
[  872.826470]  ? __switch_to_asm+0x34/0x70
[  872.830536]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  872.835388]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  872.840762] warn_alloc_show_mem: 1 callbacks suppressed
[  872.840774] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #152
[  872.840776] Mem-Info:
[  872.840811] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  872.840811]  active_file:8 inactive_file:18 isolated_file:0
[  872.840811]  unevictable:0 dirty:0 writeback:0 unstable:0
[  872.840811]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  872.840811]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  872.840811]  free:13785 free_pcp:451 free_cma:0
[  872.846145] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  872.853070] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  872.855475] Workqueue: events_power_efficient neigh_periodic_work
[  872.888419] 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
[  872.897764] Call Trace:
[  872.925595] lowmem_reserve[]: 0 2818 6321 6321
[  872.931835]  dump_stack+0x244/0x39d
[  872.957919] Node 0 DMA32 free:25248kB 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:248kB local_pcp:248kB free_cma:0kB
[  872.960518]  ? dump_stack_print_info.cold.1+0x20/0x20
[  872.965073] lowmem_reserve[]: 0 0 3503 3503
[  872.968701]  warn_alloc.cold.116+0xb7/0x1bd
[  872.996181] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:252kB free_cma:0kB
[  873.001368]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  873.005664] lowmem_reserve[]: 0 0 0 0
[  873.010001]  ? lock_downgrade+0x900/0x900
[  873.039126] 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
[  873.043970]  ? trace_hardirqs_off+0xb8/0x310
[  873.047742] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  873.051890]  ? trace_hardirqs_off+0xb8/0x310
[  873.065382] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  873.069790]  __alloc_pages_slowpath+0x26e8/0x2e10
[  873.084935] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  873.089368]  ? warn_alloc+0x120/0x120
[  873.103886] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  873.108716]  ? warn_alloc+0x120/0x120
[  873.117525] 3988 total pagecache pages
[  873.121845]  ? check_preemption_disabled+0x48/0x280
[  873.130396] 0 pages in swap cache
[  873.134185]  ? warn_alloc+0x120/0x120
[  873.138050] Swap cache stats: add 0, delete 0, find 0/0
[  873.143056]  ? zap_class+0x640/0x640
[  873.146484] Free swap  = 0kB
[  873.150275]  ? print_usage_bug+0xc0/0xc0
[  873.155619] Total swap = 0kB
[  873.159329]  ? print_usage_bug+0xc0/0xc0
[  873.162326] 1965979 pages RAM
[  873.166377]  ? __lock_acquire+0x62f/0x4c20
[  873.169369] 0 pages HighMem/MovableOnly
[  873.173430]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  873.176506] 342853 pages reserved
[  873.180736]  ? should_fail+0x22d/0xd01
[  873.184683] 0 pages cma reserved
[  873.190244]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  873.193863] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  873.197609]  ? __lock_acquire+0x62f/0x4c20
[  873.200954] syz-executor5 cpuset=syz5 mems_allowed=0
[  873.206051]  ? __lock_acquire+0x62f/0x4c20
[  873.230048]  ? should_fail+0x22d/0xd01
[  873.233954]  ? mark_held_locks+0x130/0x130
[  873.238196]  ? mark_held_locks+0x130/0x130
[  873.242437]  ? pick_next_task_fair+0xa05/0x1b30
[  873.247109]  ? rcu_read_lock_sched_held+0x14f/0x180
[  873.252136]  ? zap_class+0x640/0x640
[  873.255855]  ? zap_class+0x640/0x640
[  873.259575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  873.265136]  ? check_preemption_disabled+0x48/0x280
[  873.270166]  ? __lock_is_held+0xb5/0x140
[  873.274237]  __alloc_pages_nodemask+0xa80/0xde0
[  873.278910]  ? zap_class+0x640/0x640
[  873.282638]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  873.287668]  ? find_held_lock+0x36/0x1c0
[  873.291742]  ? ____cache_alloc_node+0x1c7/0x1e0
[  873.296414]  ? lock_downgrade+0x900/0x900
[  873.300570]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  873.306129]  cache_grow_begin+0xa5/0x8c0
[  873.310190]  ? do_raw_spin_unlock+0xa7/0x330
[  873.314646]  fallback_alloc+0x204/0x2e0
[  873.318645]  ____cache_alloc_node+0x1c7/0x1e0
[  873.323152]  kmem_cache_alloc_node+0xe3/0x730
[  873.327650]  ? zap_class+0x640/0x640
[  873.331370]  ? __sched_text_start+0x8/0x8
[  873.335548]  __alloc_skb+0x119/0x770
[  873.339262]  ? zap_class+0x640/0x640
[  873.342983]  ? netdev_alloc_frag+0x1f0/0x1f0
[  873.347402]  ? neigh_periodic_work+0x8ca/0xc60
[  873.351992]  ? lock_downgrade+0x900/0x900
[  873.356156]  ? kasan_check_read+0x11/0x20
[  873.360301]  ? do_raw_write_lock+0x14f/0x310
[  873.364717]  __neigh_notify+0x8c/0x160
[  873.368617]  neigh_cleanup_and_release+0x7b/0xe0
[  873.373372]  neigh_periodic_work+0x8d2/0xc60
[  873.377791]  ? neigh_table_clear+0x390/0x390
[  873.382209]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  873.387748]  ? check_preemption_disabled+0x48/0x280
[  873.392781]  ? __lock_is_held+0xb5/0x140
[  873.396863]  process_one_work+0xc90/0x1c40
[  873.401098]  ? mark_held_locks+0x130/0x130
[  873.405353]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  873.410021]  ? __switch_to_asm+0x40/0x70
[  873.414081]  ? __switch_to_asm+0x40/0x70
[  873.418144]  ? __switch_to_asm+0x34/0x70
[  873.422212]  ? __switch_to_asm+0x40/0x70
[  873.426297]  ? __switch_to_asm+0x34/0x70
[  873.430374]  ? __switch_to_asm+0x40/0x70
[  873.434432]  ? __switch_to_asm+0x34/0x70
[  873.438495]  ? __switch_to_asm+0x40/0x70
[  873.442578]  ? __schedule+0x8d7/0x21d0
[  873.446506]  ? zap_class+0x640/0x640
[  873.450247]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  873.455016]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  873.459630]  ? lock_acquire+0x1ed/0x520
[  873.463610]  ? worker_thread+0x3e0/0x1390
[  873.467787]  ? kasan_check_read+0x11/0x20
[  873.471952]  ? do_raw_spin_lock+0x14f/0x350
[  873.476272]  ? kasan_check_read+0x11/0x20
[  873.480426]  ? rwlock_bug.part.2+0x90/0x90
[  873.484666]  ? trace_hardirqs_on+0x310/0x310
[  873.489101]  worker_thread+0x17f/0x1390
[  873.493079]  ? __switch_to_asm+0x34/0x70
[  873.497160]  ? process_one_work+0x1c40/0x1c40
[  873.501674]  ? __sched_text_start+0x8/0x8
[  873.505849]  ? __kthread_parkme+0xce/0x1a0
[  873.510101]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  873.515208]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  873.520319]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  873.524902]  ? trace_hardirqs_on+0xbd/0x310
[  873.529225]  ? kasan_check_read+0x11/0x20
[  873.533376]  ? __kthread_parkme+0xce/0x1a0
[  873.537620]  ? trace_hardirqs_off_caller+0x310/0x310
[  873.542758]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  873.547877]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  873.553428]  ? __kthread_parkme+0xfb/0x1a0
[  873.557670]  ? process_one_work+0x1c40/0x1c40
[  873.562170]  kthread+0x35a/0x440
[  873.565536]  ? kthread_stop+0x900/0x900
[  873.569510]  ret_from_fork+0x3a/0x50
[  873.573232] Mem-Info:
[  873.573245] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  873.573257] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  873.575672] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  873.575672]  active_file:8 inactive_file:18 isolated_file:0
[  873.575672]  unevictable:0 dirty:0 writeback:0 unstable:0
[  873.575672]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  873.575672]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  873.575672]  free:13785 free_pcp:451 free_cma:0
[  873.583004] Call Trace:
[  873.592437] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  873.625361]  <IRQ>
[  873.627935] 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
[  873.655775]  dump_stack+0x244/0x39d
[  873.657895] lowmem_reserve[]: 0 2818 6321 6321
[  873.683999]  ? dump_stack_print_info.cold.1+0x20/0x20
[  873.687623] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  873.692229]  warn_alloc.cold.116+0xb7/0x1bd
[  873.697376] lowmem_reserve[]: 0 0 3503 3503
[  873.724694]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  873.728988] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  873.733302]  ? lock_downgrade+0x900/0x900
[  873.738112] lowmem_reserve[]: 0 0 0 0
[  873.767389]  ? trace_hardirqs_off+0xb8/0x310
[  873.771511] 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
[  873.775339]  ? trace_hardirqs_off+0xb8/0x310
[  873.779721] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  873.793244]  __alloc_pages_slowpath+0x26e8/0x2e10
[  873.797631] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  873.812821]  ? warn_alloc+0x120/0x120
[  873.817625] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  873.817640] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  873.832208]  ? warn_alloc+0x120/0x120
[  873.835986] 3988 total pagecache pages
[  873.844816]  ? warn_alloc+0x120/0x120
[  873.853387] 0 pages in swap cache
[  873.857180]  ? print_usage_bug+0xc0/0xc0
[  873.861043] Swap cache stats: add 0, delete 0, find 0/0
[  873.864828]  ? print_usage_bug+0xc0/0xc0
[  873.868256] Free swap  = 0kB
[  873.872329]  ? pvclock_read_flags+0x160/0x160
[  873.877668] Total swap = 0kB
[  873.881723]  ? hrtimer_start_range_ns+0xe00/0xe00
[  873.884720] 1965979 pages RAM
[  873.889223]  ? trace_hardirqs_on+0x310/0x310
[  873.892232] 0 pages HighMem/MovableOnly
[  873.897066]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  873.900147] 342853 pages reserved
[  873.904548]  ? should_fail+0x22d/0xd01
[  873.908497] 0 pages cma reserved
[  873.914023]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  873.929797]  ? __lock_acquire+0x62f/0x4c20
[  873.934045]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  873.939163]  ? should_fail+0x22d/0xd01
[  873.943071]  ? mark_held_locks+0x130/0x130
[  873.947316]  ? mark_held_locks+0x130/0x130
[  873.951558]  ? print_usage_bug+0xc0/0xc0
[  873.955635]  ? rcu_irq_exit+0x1a2/0x390
[  873.959635]  ? rcu_nmi_exit+0x290/0x290
[  873.963631]  ? kvm_clock_read+0x18/0x30
[  873.967628]  ? zap_class+0x640/0x640
[  873.971353]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  873.976898]  ? task_prio+0x50/0x50
[  873.980445]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  873.986480]  ? check_preemption_disabled+0x48/0x280
[  873.991537]  ? __lock_is_held+0xb5/0x140
[  873.995628]  __alloc_pages_nodemask+0xa80/0xde0
[  874.000307]  ? zap_class+0x640/0x640
[  874.004042]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  874.009077]  ? find_held_lock+0x36/0x1c0
[  874.013157]  ? ____cache_alloc_node+0x1c7/0x1e0
[  874.017831]  ? lock_downgrade+0x900/0x900
[  874.021990]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  874.027535]  cache_grow_begin+0xa5/0x8c0
[  874.031601]  ? do_raw_spin_unlock+0xa7/0x330
[  874.036036]  fallback_alloc+0x204/0x2e0
[  874.040024]  ____cache_alloc_node+0x1c7/0x1e0
[  874.044531]  kmem_cache_alloc_node+0xe3/0x730
[  874.049046]  __alloc_skb+0x119/0x770
[  874.052775]  ? netdev_alloc_frag+0x1f0/0x1f0
[  874.057205]  ? mark_held_locks+0x130/0x130
[  874.061455]  ? zap_class+0x640/0x640
[  874.065196]  ? get_stack_info+0x37/0x142
[  874.069265]  ? get_stack_info+0x37/0x142
[  874.073342]  alloc_skb_with_frags+0x133/0x7d0
[  874.077848]  ? find_held_lock+0x36/0x1c0
[  874.081926]  ? skb_complete_wifi_ack+0x1e0/0x1e0
[  874.086693]  ? lock_downgrade+0x900/0x900
[  874.090854]  ? check_preemption_disabled+0x48/0x280
[  874.095889]  sock_alloc_send_pskb+0x87a/0xaf0
[  874.100393]  ? rcu_softirq_qs+0x20/0x20
[  874.104370]  ? unwind_dump+0x190/0x190
[  874.108288]  ? sock_wmalloc+0x1f0/0x1f0
[  874.112270]  ? kernel_text_address+0x79/0xf0
[  874.116685]  ? __kernel_text_address+0xd/0x40
[  874.121188]  ? unwind_get_return_address+0x61/0xa0
[  874.126158]  ? __save_stack_trace+0x8d/0xf0
[  874.130508]  ? save_stack+0xa9/0xd0
[  874.134173]  ? save_stack+0x43/0xd0
[  874.137804]  ? kasan_kmalloc+0xc7/0xe0
[  874.141694]  ? kmem_cache_alloc_trace+0x152/0x750
[  874.146545]  ? ip_setup_cork+0x6b9/0x8a0
[  874.150627]  ? ip_append_data.part.49+0x13c/0x170
[  874.155480]  ? ip_append_data+0x6d/0x90
[  874.159483]  sock_alloc_send_skb+0x32/0x40
[  874.163760]  __ip_append_data.isra.48+0x15b8/0x29b0
[  874.168807]  ? icmp_push_reply+0x540/0x540
[  874.173086]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  874.178654]  ? ip_generic_getfrag+0x2e0/0x2e0
[  874.183161]  ? __lock_is_held+0xb5/0x140
[  874.187229]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  874.192787]  ? ipv4_mtu+0x39f/0x590
[  874.196420]  ? rt_acct_proc_show+0x370/0x370
[  874.200833]  ? ip_setup_cork+0x6b9/0x8a0
[  874.204902]  ? rcu_read_lock_sched_held+0x14f/0x180
[  874.209939]  ? kmem_cache_alloc_trace+0x353/0x750
[  874.214792]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  874.220367]  ? refcount_sub_and_test_checked+0x203/0x310
[  874.225830]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  874.231379]  ip_append_data.part.49+0xef/0x170
[  874.235983]  ? icmp_push_reply+0x540/0x540
[  874.240241]  ip_append_data+0x6d/0x90
[  874.244048]  ? icmp_push_reply+0x540/0x540
[  874.248291]  icmp_push_reply+0x18e/0x540
[  874.252401]  icmp_send+0x1544/0x1bd0
[  874.256119]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  874.261684]  ? icmp_route_lookup.constprop.23+0x1900/0x1900
[  874.267403]  ? zap_class+0x640/0x640
[  874.271158]  ? lock_downgrade+0x900/0x900
[  874.275358]  ? lock_acquire+0x1ed/0x520
[  874.279350]  ? neigh_timer_handler+0xa0/0xdf0
[  874.283851]  ? refcount_sub_and_test_checked+0x203/0x310
[  874.289309]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  874.293726]  ipv4_link_failure+0x2c/0x220
[  874.297880]  ? ipv4_link_failure+0x2c/0x220
[  874.302205]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  874.306638]  arp_error_report+0xd1/0x1c0
[  874.310711]  neigh_invalidate+0x246/0x550
[  874.314880]  neigh_timer_handler+0xb07/0xdf0
[  874.319297]  ? neigh_periodic_work+0xc60/0xc60
[  874.323898]  ? __lock_is_held+0xb5/0x140
[  874.327978]  call_timer_fn+0x272/0x920
[  874.331881]  ? neigh_periodic_work+0xc60/0xc60
[  874.336485]  ? process_timeout+0x40/0x40
[  874.340558]  ? __run_timers+0x7da/0xc70
[  874.344538]  ? _raw_spin_unlock_irq+0x27/0x80
[  874.349037]  ? _raw_spin_unlock_irq+0x27/0x80
[  874.353532]  ? neigh_periodic_work+0xc60/0xc60
[  874.358133]  ? lockdep_hardirqs_on+0x296/0x5b0
[  874.362737]  ? trace_hardirqs_on+0xbd/0x310
[  874.367090]  ? kasan_check_read+0x11/0x20
[  874.371258]  ? __run_timers+0x7da/0xc70
[  874.375238]  ? trace_hardirqs_off_caller+0x310/0x310
[  874.380351]  ? neigh_periodic_work+0xc60/0xc60
[  874.384942]  ? neigh_periodic_work+0xc60/0xc60
[  874.389543]  __run_timers+0x7e5/0xc70
[  874.393356]  ? timer_fixup_init+0x70/0x70
[  874.397510]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  874.402533]  ? zap_class+0x640/0x640
[  874.406254]  ? enqueue_hrtimer+0x1a5/0x560
[  874.410498]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  874.415720]  ? find_held_lock+0x36/0x1c0
[  874.419796]  ? zap_class+0x640/0x640
[  874.423517]  ? pvclock_read_flags+0x160/0x160
[  874.428022]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  874.433769]  ? check_preemption_disabled+0x48/0x280
[  874.438800]  ? __lock_is_held+0xb5/0x140
[  874.442875]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  874.448419]  ? check_preemption_disabled+0x48/0x280
[  874.453444]  run_timer_softirq+0x52/0xb0
[  874.457506]  ? rcu_read_lock_sched_held+0x14f/0x180
[  874.462541]  __do_softirq+0x308/0xb7e
[  874.466380]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  874.470882]  ? lock_downgrade+0x900/0x900
[  874.475042]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  874.480165]  ? pvclock_read_flags+0x160/0x160
[  874.484672]  ? lapic_next_event+0x5a/0x90
[  874.488831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  874.494382]  ? kvm_clock_read+0x18/0x30
[  874.498367]  ? kvm_sched_clock_read+0x9/0x20
[  874.502901]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  874.508451]  ? check_preemption_disabled+0x48/0x280
[  874.513488]  irq_exit+0x17f/0x1c0
[  874.516948]  smp_apic_timer_interrupt+0x1cb/0x760
[  874.521793]  ? smp_reschedule_interrupt+0x109/0x650
[  874.526818]  ? smp_call_function_single_interrupt+0x650/0x650
[  874.532711]  ? interrupt_entry+0xb5/0xc0
[  874.536810]  ? trace_hardirqs_off_caller+0xbb/0x310
[  874.541844]  ? trace_hardirqs_off_caller+0xbb/0x310
[  874.546883]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  874.551735]  ? trace_hardirqs_on_caller+0x310/0x310
[  874.556753]  ? trace_hardirqs_on_caller+0x310/0x310
[  874.561789]  ? task_prio+0x50/0x50
[  874.565344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  874.570902]  ? check_preemption_disabled+0x48/0x280
[  874.575930]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  874.580790]  apic_timer_interrupt+0xf/0x20
[  874.585025]  </IRQ>
[  874.587269] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  874.592221] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  874.611124] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  874.618835] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  874.626118] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  874.633402] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  874.640677] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  874.647966] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  874.655276]  skb_clone+0x1bb/0x500
[  874.658829]  ? skb_split+0x11e0/0x11e0
[  874.662719]  ? check_preemption_disabled+0x48/0x280
[  874.667751]  ? __this_cpu_preempt_check+0x1c/0x20
[  874.672641]  ? __bpf_redirect+0x54b/0xb20
[  874.676817]  bpf_clone_redirect+0xb9/0x490
[  874.681080]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  874.686165]  ? __sched_text_start+0x8/0x8
[  874.690331]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  874.695106]  ? find_held_lock+0x36/0x1c0
[  874.699182]  ? lock_acquire+0x1ed/0x520
[  874.703168]  ? bpf_test_run+0x3cb/0x780
[  874.707156]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  874.712698]  ? check_preemption_disabled+0x48/0x280
[  874.717725]  ? kasan_check_read+0x11/0x20
[  874.721891]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  874.727173]  ? rcu_softirq_qs+0x20/0x20
[  874.731152]  ? preempt_schedule+0x4d/0x60
[  874.735304]  ? ___preempt_schedule+0x16/0x18
[  874.739721]  ? bpf_test_run+0x25d/0x780
[  874.743730]  ? netlink_diag_dump+0x2a0/0x2a0
[  874.748152]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  874.753702]  ? bpf_test_init.isra.10+0x70/0x100
[  874.758382]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  874.763154]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  874.768003]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  874.773546]  ? fput+0x130/0x1a0
[  874.776833]  ? __bpf_prog_get+0x9b/0x290
[  874.780903]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  874.785748]  ? bpf_prog_test_run+0x130/0x1a0
[  874.790162]  ? __x64_sys_bpf+0x3db/0x520
[  874.794223]  ? bpf_prog_get+0x20/0x20
[  874.798072]  ? do_syscall_64+0x1b9/0x820
[  874.802138]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  874.807510]  ? syscall_return_slowpath+0x5e0/0x5e0
[  874.812451]  ? trace_hardirqs_on_caller+0x310/0x310
[  874.817474]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  874.822498]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  874.829169]  ? __switch_to_asm+0x40/0x70
[  874.833229]  ? __switch_to_asm+0x34/0x70
[  874.837305]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  874.842173]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  874.847718] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  874.858210] syz-executor5 cpuset=syz5 mems_allowed=0
[  874.863329] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  874.870690] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  874.880042] Call Trace:
[  874.882649]  <IRQ>
[  874.884809]  dump_stack+0x244/0x39d
[  874.888482]  ? dump_stack_print_info.cold.1+0x20/0x20
[  874.893691]  warn_alloc.cold.116+0xb7/0x1bd
[  874.898025]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  874.902879]  ? lock_downgrade+0x900/0x900
[  874.907040]  ? trace_hardirqs_off+0xb8/0x310
[  874.911458]  ? trace_hardirqs_off+0xb8/0x310
[  874.915887]  __alloc_pages_slowpath+0x26e8/0x2e10
[  874.920762]  ? warn_alloc+0x120/0x120
[  874.924577]  ? warn_alloc+0x120/0x120
[  874.928404]  ? check_preemption_disabled+0x48/0x280
[  874.933426]  ? warn_alloc+0x120/0x120
[  874.937233]  ? print_usage_bug+0xc0/0xc0
[  874.941305]  ? print_usage_bug+0xc0/0xc0
[  874.945395]  ? zap_class+0x640/0x640
[  874.949118]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  874.954661]  ? should_fail+0x22d/0xd01
[  874.958569]  ? get_stack_info+0x37/0x142
[  874.962683]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  874.967879]  ? __lock_acquire+0x62f/0x4c20
[  874.972122]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  874.977232]  ? __lock_acquire+0x62f/0x4c20
[  874.981471]  ? should_fail+0x22d/0xd01
[  874.985372]  ? mark_held_locks+0x130/0x130
[  874.989662]  ? mark_held_locks+0x130/0x130
[  874.993902]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  874.999201]  ? rcu_softirq_qs+0x20/0x20
[  875.003188]  ? rcu_softirq_qs+0x20/0x20
[  875.007183]  ? unwind_dump+0x190/0x190
[  875.011096]  ? zap_class+0x640/0x640
[  875.014815]  ? print_usage_bug+0xc0/0xc0
[  875.018890]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  875.024433]  ? check_preemption_disabled+0x48/0x280
[  875.029477]  ? __lock_is_held+0xb5/0x140
[  875.033575]  __alloc_pages_nodemask+0xa80/0xde0
[  875.038278]  ? zap_class+0x640/0x640
[  875.042004]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  875.047059]  ? find_held_lock+0x36/0x1c0
[  875.051150]  ? ____cache_alloc_node+0x1c7/0x1e0
[  875.055838]  ? lock_downgrade+0x900/0x900
[  875.059999]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  875.065549]  cache_grow_begin+0xa5/0x8c0
[  875.069630]  ? do_raw_spin_unlock+0xa7/0x330
[  875.074055]  fallback_alloc+0x204/0x2e0
[  875.078052]  ____cache_alloc_node+0x1c7/0x1e0
[  875.082563]  kmem_cache_alloc_node+0xe3/0x730
[  875.087083]  ? pskb_put+0xb0/0xb0
[  875.090557]  __alloc_skb+0x119/0x770
[  875.094282]  ? netdev_alloc_frag+0x1f0/0x1f0
[  875.098700]  ? atomic_notifier_call_chain+0xc6/0x190
[  875.103819]  ? lock_downgrade+0x900/0x900
[  875.107973]  ? check_preemption_disabled+0x48/0x280
[  875.113015]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  875.118161]  ? kasan_check_read+0x11/0x20
[  875.122314]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  875.127592]  ? rcu_softirq_qs+0x20/0x20
[  875.131620]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  875.136039]  ? do_raw_write_trylock+0x270/0x270
[  875.140738]  __neigh_notify+0x8c/0x160
[  875.144653]  neigh_timer_handler+0x6cb/0xdf0
[  875.149098]  ? neigh_periodic_work+0xc60/0xc60
[  875.153694]  ? __lock_is_held+0xb5/0x140
[  875.157789]  call_timer_fn+0x272/0x920
[  875.161731]  ? neigh_periodic_work+0xc60/0xc60
[  875.166314]  ? process_timeout+0x40/0x40
[  875.170408]  ? __run_timers+0x7da/0xc70
[  875.174407]  ? _raw_spin_unlock_irq+0x27/0x80
[  875.178911]  ? _raw_spin_unlock_irq+0x27/0x80
[  875.183421]  ? neigh_periodic_work+0xc60/0xc60
[  875.188014]  ? lockdep_hardirqs_on+0x296/0x5b0
[  875.192621]  ? trace_hardirqs_on+0xbd/0x310
[  875.196948]  ? kasan_check_read+0x11/0x20
[  875.201100]  ? __run_timers+0x7da/0xc70
[  875.205121]  ? trace_hardirqs_off_caller+0x310/0x310
[  875.210237]  ? neigh_periodic_work+0xc60/0xc60
[  875.214827]  ? neigh_periodic_work+0xc60/0xc60
[  875.219455]  __run_timers+0x7e5/0xc70
[  875.223268]  ? timer_fixup_init+0x70/0x70
[  875.227424]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  875.232450]  ? zap_class+0x640/0x640
[  875.236180]  ? enqueue_hrtimer+0x1a5/0x560
[  875.240422]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  875.245638]  ? find_held_lock+0x36/0x1c0
[  875.249711]  ? zap_class+0x640/0x640
[  875.253436]  ? pvclock_read_flags+0x160/0x160
[  875.257941]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  875.263489]  ? check_preemption_disabled+0x48/0x280
[  875.268525]  ? __lock_is_held+0xb5/0x140
[  875.272623]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  875.278171]  ? check_preemption_disabled+0x48/0x280
[  875.283228]  run_timer_softirq+0x52/0xb0
[  875.287293]  ? rcu_read_lock_sched_held+0x14f/0x180
[  875.292319]  __do_softirq+0x308/0xb7e
[  875.296127]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  875.300651]  ? lock_downgrade+0x900/0x900
[  875.304809]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  875.309925]  ? pvclock_read_flags+0x160/0x160
[  875.314431]  ? lapic_next_event+0x5a/0x90
[  875.318591]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  875.324175]  ? kvm_clock_read+0x18/0x30
[  875.328168]  ? kvm_sched_clock_read+0x9/0x20
[  875.332586]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  875.338143]  ? check_preemption_disabled+0x48/0x280
[  875.343180]  irq_exit+0x17f/0x1c0
[  875.346655]  smp_apic_timer_interrupt+0x1cb/0x760
[  875.351506]  ? smp_reschedule_interrupt+0x109/0x650
[  875.356528]  ? smp_call_function_single_interrupt+0x650/0x650
[  875.362420]  ? interrupt_entry+0xb5/0xc0
[  875.366489]  ? trace_hardirqs_off_caller+0xbb/0x310
[  875.371515]  ? trace_hardirqs_off_caller+0xbb/0x310
[  875.376538]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  875.381391]  ? trace_hardirqs_on_caller+0x310/0x310
[  875.386412]  ? trace_hardirqs_on_caller+0x310/0x310
[  875.391431]  ? task_prio+0x50/0x50
[  875.394977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  875.400526]  ? check_preemption_disabled+0x48/0x280
[  875.405550]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  875.410404]  apic_timer_interrupt+0xf/0x20
[  875.414654]  </IRQ>
[  875.416899] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  875.421832] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  875.440735] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  875.448461] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  875.455746] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  875.463030] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  875.470309] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  875.477579] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  875.484911]  skb_clone+0x1bb/0x500
[  875.488462]  ? skb_split+0x11e0/0x11e0
[  875.492361]  ? check_preemption_disabled+0x48/0x280
[  875.497419]  ? __this_cpu_preempt_check+0x1c/0x20
[  875.502269]  ? __bpf_redirect+0x54b/0xb20
[  875.506433]  bpf_clone_redirect+0xb9/0x490
[  875.510685]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  875.515711]  ? __sched_text_start+0x8/0x8
[  875.519865]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  875.524650]  ? find_held_lock+0x36/0x1c0
[  875.528743]  ? lock_acquire+0x1ed/0x520
[  875.532773]  ? bpf_test_run+0x3cb/0x780
[  875.536755]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  875.542299]  ? check_preemption_disabled+0x48/0x280
[  875.547356]  ? kasan_check_read+0x11/0x20
[  875.551512]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  875.556796]  ? rcu_softirq_qs+0x20/0x20
[  875.560779]  ? preempt_schedule+0x4d/0x60
[  875.564934]  ? ___preempt_schedule+0x16/0x18
[  875.569366]  ? bpf_test_run+0x25d/0x780
[  875.573357]  ? netlink_diag_dump+0x2a0/0x2a0
[  875.577777]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  875.583319]  ? bpf_test_init.isra.10+0x70/0x100
[  875.587999]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  875.592772]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  875.597648]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  875.603195]  ? fput+0x130/0x1a0
[  875.606485]  ? __bpf_prog_get+0x9b/0x290
[  875.610553]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  875.615399]  ? bpf_prog_test_run+0x130/0x1a0
[  875.619819]  ? __x64_sys_bpf+0x3db/0x520
[  875.623885]  ? bpf_prog_get+0x20/0x20
[  875.627719]  ? do_syscall_64+0x1b9/0x820
[  875.631786]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  875.637159]  ? syscall_return_slowpath+0x5e0/0x5e0
[  875.642100]  ? trace_hardirqs_on_caller+0x310/0x310
[  875.647123]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  875.652151]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  875.658822]  ? __switch_to_asm+0x40/0x70
[  875.662888]  ? __switch_to_asm+0x34/0x70
[  875.666965]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  875.671828]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  875.677214] warn_alloc_show_mem: 1 callbacks suppressed
[  875.677219] Mem-Info:
[  875.685026] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  875.685026]  active_file:8 inactive_file:18 isolated_file:0
[  875.685026]  unevictable:0 dirty:0 writeback:0 unstable:0
[  875.685026]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  875.685026]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  875.685026]  free:13785 free_pcp:451 free_cma:0
[  875.718053] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  875.744318] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  875.745902] 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
[  875.756214] kworker/1:0 cpuset=/ mems_allowed=0
[  875.782307] lowmem_reserve[]: 0 2818 6321 6321
[  875.786973] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #152
[  875.791533] Node 0 DMA32 free:25248kB 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:248kB local_pcp:248kB free_cma:0kB
[  875.798451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  875.825928] lowmem_reserve[]: 0 0 3503 3503
[  875.835285] Workqueue: events_power_efficient neigh_periodic_work
[  875.839584] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:252kB free_cma:0kB
[  875.845810] Call Trace:
[  875.874940] lowmem_reserve[]: 0 0 0 0
[  875.877536]  dump_stack+0x244/0x39d
[  875.881306] 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
[  875.884931]  ? dump_stack_print_info.cold.1+0x20/0x20
[  875.898429] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  875.903634]  warn_alloc.cold.116+0xb7/0x1bd
[  875.918861] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  875.923179]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  875.937727] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  875.942557]  ? lock_downgrade+0x900/0x900
[  875.951370] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  875.955510]  ? trace_hardirqs_off+0xb8/0x310
[  875.964057] 3988 total pagecache pages
[  875.968464]  ? trace_hardirqs_off+0xb8/0x310
[  875.972334] 0 pages in swap cache
[  875.976737]  __alloc_pages_slowpath+0x26e8/0x2e10
[  875.980165] Swap cache stats: add 0, delete 0, find 0/0
[  875.985025]  ? warn_alloc+0x120/0x120
[  875.990792] Free swap  = 0kB
[  875.994590]  ? warn_alloc+0x120/0x120
[  875.997579] Total swap = 0kB
[  876.001389]  ? check_preemption_disabled+0x48/0x280
[  876.004379] 1965979 pages RAM
[  876.009385]  ? warn_alloc+0x120/0x120
[  876.012464] 0 pages HighMem/MovableOnly
[  876.016261]  ? zap_class+0x640/0x640
[  876.020210] 342853 pages reserved
[  876.023915]  ? print_usage_bug+0xc0/0xc0
[  876.027344] 0 pages cma reserved
[  876.031400]  ? print_usage_bug+0xc0/0xc0
[  876.034933] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  876.038798]  ? __lock_acquire+0x62f/0x4c20
[  876.049257] syz-executor5 cpuset=syz5 mems_allowed=0
[  876.053511]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  876.064138]  ? should_fail+0x22d/0xd01
[  876.068048]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  876.073158]  ? __lock_acquire+0x62f/0x4c20
[  876.077401]  ? __lock_acquire+0x62f/0x4c20
[  876.081637]  ? should_fail+0x22d/0xd01
[  876.085538]  ? mark_held_locks+0x130/0x130
[  876.089780]  ? mark_held_locks+0x130/0x130
[  876.094022]  ? pick_next_task_fair+0xa05/0x1b30
[  876.098729]  ? rcu_read_lock_sched_held+0x14f/0x180
[  876.103744]  ? zap_class+0x640/0x640
[  876.107462]  ? zap_class+0x640/0x640
[  876.111182]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  876.116819]  ? check_preemption_disabled+0x48/0x280
[  876.121847]  ? __lock_is_held+0xb5/0x140
[  876.125917]  __alloc_pages_nodemask+0xa80/0xde0
[  876.130587]  ? zap_class+0x640/0x640
[  876.134320]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  876.139348]  ? find_held_lock+0x36/0x1c0
[  876.143426]  ? ____cache_alloc_node+0x1c7/0x1e0
[  876.148123]  ? lock_downgrade+0x900/0x900
[  876.152281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  876.157839]  cache_grow_begin+0xa5/0x8c0
[  876.161934]  ? do_raw_spin_unlock+0xa7/0x330
[  876.166396]  fallback_alloc+0x204/0x2e0
[  876.170386]  ____cache_alloc_node+0x1c7/0x1e0
[  876.174894]  kmem_cache_alloc_node+0xe3/0x730
[  876.179393]  ? zap_class+0x640/0x640
[  876.183110]  ? __sched_text_start+0x8/0x8
[  876.187273]  __alloc_skb+0x119/0x770
[  876.190986]  ? zap_class+0x640/0x640
[  876.194707]  ? netdev_alloc_frag+0x1f0/0x1f0
[  876.199993]  ? neigh_periodic_work+0x8ca/0xc60
[  876.204617]  ? lock_downgrade+0x900/0x900
[  876.208778]  ? kasan_check_read+0x11/0x20
[  876.212927]  ? do_raw_write_lock+0x14f/0x310
[  876.217345]  __neigh_notify+0x8c/0x160
[  876.221240]  neigh_cleanup_and_release+0x7b/0xe0
[  876.225996]  neigh_periodic_work+0x8d2/0xc60
[  876.230415]  ? neigh_table_clear+0x390/0x390
[  876.234843]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  876.240426]  ? check_preemption_disabled+0x48/0x280
[  876.245469]  ? __lock_is_held+0xb5/0x140
[  876.249562]  process_one_work+0xc90/0x1c40
[  876.253804]  ? mark_held_locks+0x130/0x130
[  876.258052]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  876.262722]  ? __switch_to_asm+0x40/0x70
[  876.266785]  ? __switch_to_asm+0x40/0x70
[  876.270857]  ? __switch_to_asm+0x34/0x70
[  876.274918]  ? __switch_to_asm+0x40/0x70
[  876.278986]  ? __switch_to_asm+0x34/0x70
[  876.283076]  ? __switch_to_asm+0x40/0x70
[  876.287139]  ? __switch_to_asm+0x34/0x70
[  876.291228]  ? __switch_to_asm+0x40/0x70
[  876.295296]  ? __schedule+0x8d7/0x21d0
[  876.299201]  ? zap_class+0x640/0x640
[  876.302952]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  876.307714]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  876.312315]  ? lock_acquire+0x1ed/0x520
[  876.316289]  ? worker_thread+0x3e0/0x1390
[  876.320446]  ? kasan_check_read+0x11/0x20
[  876.324597]  ? do_raw_spin_lock+0x14f/0x350
[  876.328928]  ? kasan_check_read+0x11/0x20
[  876.333078]  ? rwlock_bug.part.2+0x90/0x90
[  876.337312]  ? trace_hardirqs_on+0x310/0x310
[  876.341743]  worker_thread+0x17f/0x1390
[  876.345714]  ? __switch_to_asm+0x34/0x70
[  876.349805]  ? process_one_work+0x1c40/0x1c40
[  876.354321]  ? __sched_text_start+0x8/0x8
[  876.358495]  ? __kthread_parkme+0xce/0x1a0
[  876.362733]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  876.367837]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  876.372962]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  876.377544]  ? trace_hardirqs_on+0xbd/0x310
[  876.381864]  ? kasan_check_read+0x11/0x20
[  876.386016]  ? __kthread_parkme+0xce/0x1a0
[  876.390270]  ? trace_hardirqs_off_caller+0x310/0x310
[  876.395390]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  876.400498]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  876.406036]  ? __kthread_parkme+0xfb/0x1a0
[  876.410279]  ? process_one_work+0x1c40/0x1c40
[  876.414772]  kthread+0x35a/0x440
[  876.418144]  ? kthread_stop+0x900/0x900
[  876.422127]  ret_from_fork+0x3a/0x50
[  876.425864] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  876.425866] Mem-Info:
[  876.425901] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  876.425901]  active_file:8 inactive_file:18 isolated_file:0
[  876.425901]  unevictable:0 dirty:0 writeback:0 unstable:0
[  876.425901]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  876.425901]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  876.425901]  free:13785 free_pcp:451 free_cma:0
[  876.433236] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  876.435691] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  876.468630] Call Trace:
[  876.477973] 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
[  876.505806]  <IRQ>
[  876.508373] lowmem_reserve[]: 0 2818 6321 6321
[  876.534479]  dump_stack+0x244/0x39d
[  876.536599] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  876.541199]  ? dump_stack_print_info.cold.1+0x20/0x20
[  876.544796] lowmem_reserve[]: 0 0 3503 3503
[  876.572208]  warn_alloc.cold.116+0xb7/0x1bd
[  876.577360] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  876.581690]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  876.585988] lowmem_reserve[]: 0 0 0 0
[  876.615219]  ? lock_downgrade+0x900/0x900
[  876.620037] 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
[  876.623835]  ? trace_hardirqs_off+0xb8/0x310
[  876.627954] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  876.641477]  ? trace_hardirqs_off+0xb8/0x310
[  876.645860] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  876.661031]  __alloc_pages_slowpath+0x26e8/0x2e10
[  876.665432] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  876.680019]  ? warn_alloc+0x120/0x120
[  876.684816] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  876.693652]  ? __lock_acquire+0x62f/0x4c20
[  876.697431] 3988 total pagecache pages
[  876.705999]  ? warn_alloc+0x120/0x120
[  876.710215] 0 pages in swap cache
[  876.714146]  ? warn_alloc+0x120/0x120
[  876.717925] Swap cache stats: add 0, delete 0, find 0/0
[  876.721369]  ? check_preemption_disabled+0x48/0x280
[  876.725151] Free swap  = 0kB
[  876.730505]  ? print_usage_bug+0xc0/0xc0
[  876.735492] Total swap = 0kB
[  876.738499]  ? print_usage_bug+0xc0/0xc0
[  876.742537] 1965979 pages RAM
[  876.745550]  ? __lock_is_held+0xb5/0x140
[  876.749590] 0 pages HighMem/MovableOnly
[  876.752708]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  876.756738] 342853 pages reserved
[  876.760709]  ? should_fail+0x22d/0xd01
[  876.766221] 0 pages cma reserved
[  876.769666]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  876.773826] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  876.776890]  ? __lock_acquire+0x62f/0x4c20
[  876.781971] kworker/1:0 cpuset=/ mems_allowed=0
[  876.792276]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  876.806354]  ? __lock_acquire+0x62f/0x4c20
[  876.810585]  ? should_fail+0x22d/0xd01
[  876.814498]  ? mark_held_locks+0x130/0x130
[  876.818739]  ? mark_held_locks+0x130/0x130
[  876.822974]  ? trace_hardirqs_off+0xb8/0x310
[  876.827384]  ? kasan_check_read+0x11/0x20
[  876.831538]  ? zap_class+0x640/0x640
[  876.835269]  ? rb_insert_color+0x1460/0x1460
[  876.839684]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  876.845223]  ? check_preemption_disabled+0x48/0x280
[  876.850256]  ? __lock_is_held+0xb5/0x140
[  876.854335]  __alloc_pages_nodemask+0xa80/0xde0
[  876.859005]  ? zap_class+0x640/0x640
[  876.862729]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  876.867761]  ? find_held_lock+0x36/0x1c0
[  876.871832]  ? ____cache_alloc_node+0x1c7/0x1e0
[  876.876506]  ? lock_downgrade+0x900/0x900
[  876.880660]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  876.886202]  cache_grow_begin+0xa5/0x8c0
[  876.890262]  ? do_raw_spin_unlock+0xa7/0x330
[  876.894677]  fallback_alloc+0x204/0x2e0
[  876.898662]  ____cache_alloc_node+0x1c7/0x1e0
[  876.903176]  kmem_cache_alloc+0x1f8/0x730
[  876.907320]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  876.912597]  ? rcu_softirq_qs+0x20/0x20
[  876.916592]  dst_alloc+0xbb/0x1d0
[  876.920064]  rt_dst_alloc+0x105/0x540
[  876.923868]  ? fnhe_flush_routes+0x480/0x480
[  876.928275]  ? fib4_rule_nlmsg_payload+0x10/0x10
[  876.933074]  ip_route_input_slow+0x1d14/0x3ea0
[  876.937670]  ? fib_multipath_hash+0x1090/0x1090
[  876.942357]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  876.947914]  ? rt_cache_route+0x470/0x470
[  876.952075]  ? fib4_rule_delete+0x360/0x370
[  876.956411]  ? mark_held_locks+0x130/0x130
[  876.960665]  ? __lock_acquire+0x62f/0x4c20
[  876.964902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  876.970443]  ? check_preemption_disabled+0x48/0x280
[  876.975473]  ? mark_held_locks+0x130/0x130
[  876.979734]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  876.985303]  ? ip_route_output_key_hash_rcu+0x10d7/0x3490
[  876.990860]  ? zap_class+0x640/0x640
[  876.994582]  ? ip_route_input_noref+0x260/0x260
[  876.999270]  ? find_held_lock+0x36/0x1c0
[  877.003333]  ip_route_input_rcu+0x10a/0xd80
[  877.007658]  ? ip_route_input_slow+0x3ea0/0x3ea0
[  877.012418]  ? lock_acquire+0x1ed/0x520
[  877.016394]  ? ip_route_input_rcu+0xd80/0xd80
[  877.020892]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  877.026428]  ? check_preemption_disabled+0x48/0x280
[  877.031452]  ? kasan_check_read+0x11/0x20
[  877.035630]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  877.040905]  ? rcu_softirq_qs+0x20/0x20
[  877.044878]  ? lock_acquire+0x1ed/0x520
[  877.048871]  ? icmp_route_lookup.constprop.23+0xac5/0x1900
[  877.054501]  ip_route_input_noref+0x11d/0x260
[  877.059017]  ? ip_route_input_rcu+0xd80/0xd80
[  877.063517]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  877.069077]  icmp_route_lookup.constprop.23+0xb67/0x1900
[  877.074537]  ? icmp_timestamp+0x630/0x630
[  877.078706]  ? find_held_lock+0x36/0x1c0
[  877.082782]  ? lock_downgrade+0x900/0x900
[  877.086929]  ? check_preemption_disabled+0x48/0x280
[  877.091948]  ? memset+0x31/0x40
[  877.095226]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  877.100760]  ? __ip_options_echo+0x6c0/0x1280
[  877.105257]  icmp_send+0x12ec/0x1bd0
[  877.108973]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  877.114534]  ? icmp_route_lookup.constprop.23+0x1900/0x1900
[  877.120380]  ? zap_class+0x640/0x640
[  877.124131]  ? lock_downgrade+0x900/0x900
[  877.128285]  ? lock_acquire+0x1ed/0x520
[  877.132255]  ? neigh_timer_handler+0xa0/0xdf0
[  877.136769]  ? refcount_sub_and_test_checked+0x203/0x310
[  877.142231]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  877.146651]  ipv4_link_failure+0x2c/0x220
[  877.150796]  ? ipv4_link_failure+0x2c/0x220
[  877.155123]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  877.159538]  arp_error_report+0xd1/0x1c0
[  877.163613]  neigh_invalidate+0x246/0x550
[  877.167777]  neigh_timer_handler+0xb07/0xdf0
[  877.172188]  ? neigh_periodic_work+0xc60/0xc60
[  877.176771]  ? __lock_is_held+0xb5/0x140
[  877.180844]  call_timer_fn+0x272/0x920
[  877.184734]  ? neigh_periodic_work+0xc60/0xc60
[  877.189347]  ? process_timeout+0x40/0x40
[  877.193433]  ? __run_timers+0x7da/0xc70
[  877.197408]  ? _raw_spin_unlock_irq+0x27/0x80
[  877.201903]  ? _raw_spin_unlock_irq+0x27/0x80
[  877.206400]  ? neigh_periodic_work+0xc60/0xc60
[  877.210982]  ? lockdep_hardirqs_on+0x296/0x5b0
[  877.215569]  ? trace_hardirqs_on+0xbd/0x310
[  877.219891]  ? kasan_check_read+0x11/0x20
[  877.224039]  ? __run_timers+0x7da/0xc70
[  877.228016]  ? trace_hardirqs_off_caller+0x310/0x310
[  877.233119]  ? neigh_periodic_work+0xc60/0xc60
[  877.237709]  ? neigh_periodic_work+0xc60/0xc60
[  877.242291]  __run_timers+0x7e5/0xc70
[  877.246105]  ? timer_fixup_init+0x70/0x70
[  877.250258]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  877.255277]  ? zap_class+0x640/0x640
[  877.259027]  ? enqueue_hrtimer+0x1a5/0x560
[  877.263262]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  877.268456]  ? find_held_lock+0x36/0x1c0
[  877.272521]  ? zap_class+0x640/0x640
[  877.276251]  ? pvclock_read_flags+0x160/0x160
[  877.280754]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  877.286295]  ? check_preemption_disabled+0x48/0x280
[  877.291317]  ? __lock_is_held+0xb5/0x140
[  877.295377]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  877.300915]  ? check_preemption_disabled+0x48/0x280
[  877.305949]  run_timer_softirq+0x52/0xb0
[  877.310011]  ? rcu_read_lock_sched_held+0x14f/0x180
[  877.315030]  __do_softirq+0x308/0xb7e
[  877.318832]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  877.323372]  ? lock_downgrade+0x900/0x900
[  877.327523]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  877.332644]  ? pvclock_read_flags+0x160/0x160
[  877.337146]  ? lapic_next_event+0x5a/0x90
[  877.341295]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  877.346855]  ? kvm_clock_read+0x18/0x30
[  877.350831]  ? kvm_sched_clock_read+0x9/0x20
[  877.355239]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  877.360796]  ? check_preemption_disabled+0x48/0x280
[  877.365821]  irq_exit+0x17f/0x1c0
[  877.369271]  smp_apic_timer_interrupt+0x1cb/0x760
[  877.374125]  ? smp_reschedule_interrupt+0x109/0x650
[  877.379139]  ? smp_call_function_single_interrupt+0x650/0x650
[  877.385023]  ? interrupt_entry+0xb5/0xc0
[  877.389087]  ? trace_hardirqs_off_caller+0xbb/0x310
[  877.394101]  ? trace_hardirqs_off_caller+0xbb/0x310
[  877.399136]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  877.403976]  ? trace_hardirqs_on_caller+0x310/0x310
[  877.409009]  ? trace_hardirqs_on_caller+0x310/0x310
[  877.414022]  ? task_prio+0x50/0x50
[  877.417564]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  877.423101]  ? check_preemption_disabled+0x48/0x280
[  877.428122]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  877.432975]  apic_timer_interrupt+0xf/0x20
[  877.437202]  </IRQ>
[  877.439441] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  877.444373] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  877.463283] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  877.471032] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  877.478295] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  877.485558] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  877.492847] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  877.500115] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  877.507423]  skb_clone+0x1bb/0x500
[  877.510967]  ? skb_split+0x11e0/0x11e0
[  877.514859]  ? check_preemption_disabled+0x48/0x280
[  877.519880]  ? __this_cpu_preempt_check+0x1c/0x20
[  877.524725]  ? __bpf_redirect+0x54b/0xb20
[  877.528885]  bpf_clone_redirect+0xb9/0x490
[  877.533129]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  877.538152]  ? __sched_text_start+0x8/0x8
[  877.542305]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  877.547072]  ? find_held_lock+0x36/0x1c0
[  877.551159]  ? lock_acquire+0x1ed/0x520
[  877.555139]  ? bpf_test_run+0x3cb/0x780
[  877.559128]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  877.564666]  ? check_preemption_disabled+0x48/0x280
[  877.569689]  ? kasan_check_read+0x11/0x20
[  877.573837]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  877.579112]  ? rcu_softirq_qs+0x20/0x20
[  877.583083]  ? preempt_schedule+0x4d/0x60
[  877.587233]  ? ___preempt_schedule+0x16/0x18
[  877.591655]  ? bpf_test_run+0x25d/0x780
[  877.595646]  ? netlink_diag_dump+0x2a0/0x2a0
[  877.600056]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  877.605594]  ? bpf_test_init.isra.10+0x70/0x100
[  877.610296]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  877.615067]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  877.619906]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  877.625455]  ? fput+0x130/0x1a0
[  877.628738]  ? __bpf_prog_get+0x9b/0x290
[  877.632801]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  877.637656]  ? bpf_prog_test_run+0x130/0x1a0
[  877.642092]  ? __x64_sys_bpf+0x3db/0x520
[  877.646169]  ? bpf_prog_get+0x20/0x20
[  877.650004]  ? do_syscall_64+0x1b9/0x820
[  877.654065]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  877.659432]  ? syscall_return_slowpath+0x5e0/0x5e0
[  877.664364]  ? trace_hardirqs_on_caller+0x310/0x310
[  877.669407]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  877.674442]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  877.681106]  ? __switch_to_asm+0x40/0x70
[  877.685178]  ? __switch_to_asm+0x34/0x70
[  877.689245]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  877.694111]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  877.699510] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #152
[  877.699657] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  877.706443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  877.716908] syz-executor5 cpuset=syz5 mems_allowed=0
[  877.726261] Workqueue: events_power_efficient neigh_periodic_work
[  877.737559] Call Trace:
[  877.740154]  <IRQ>
[  877.742307]  dump_stack+0x244/0x39d
[  877.745937]  ? dump_stack_print_info.cold.1+0x20/0x20
[  877.751144]  warn_alloc.cold.116+0xb7/0x1bd
[  877.755466]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  877.760316]  ? lock_downgrade+0x900/0x900
[  877.764471]  ? trace_hardirqs_off+0xb8/0x310
[  877.768887]  ? trace_hardirqs_off+0xb8/0x310
[  877.773318]  __alloc_pages_slowpath+0x26e8/0x2e10
[  877.778190]  ? warn_alloc+0x120/0x120
[  877.781996]  ? warn_alloc+0x120/0x120
[  877.785800]  ? warn_alloc+0x120/0x120
[  877.789600]  ? find_held_lock+0x36/0x1c0
[  877.793702]  ? print_usage_bug+0xc0/0xc0
[  877.797768]  ? print_usage_bug+0xc0/0xc0
[  877.801833]  ? update_curr+0x4cf/0xbd0
[  877.805728]  ? print_usage_bug+0xc0/0xc0
[  877.809798]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  877.815336]  ? should_fail+0x22d/0xd01
[  877.819481]  ? print_usage_bug+0xc0/0xc0
[  877.823547]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  877.828653]  ? __lock_acquire+0x62f/0x4c20
[  877.832893]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  877.838014]  ? __lock_acquire+0x62f/0x4c20
[  877.842248]  ? should_fail+0x22d/0xd01
[  877.846151]  ? mark_held_locks+0x130/0x130
[  877.850389]  ? mark_held_locks+0x130/0x130
[  877.854670]  ? zap_class+0x640/0x640
[  877.858387]  ? mark_held_locks+0x130/0x130
[  877.862626]  ? mark_held_locks+0x130/0x130
[  877.866875]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  877.872415]  ? check_preemption_disabled+0x48/0x280
[  877.877455]  ? __lock_is_held+0xb5/0x140
[  877.881521]  __alloc_pages_nodemask+0xa80/0xde0
[  877.886192]  ? zap_class+0x640/0x640
[  877.889917]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  877.894945]  ? find_held_lock+0x36/0x1c0
[  877.899013]  ? ____cache_alloc_node+0x1c7/0x1e0
[  877.903702]  ? lock_downgrade+0x900/0x900
[  877.907869]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  877.913409]  cache_grow_begin+0xa5/0x8c0
[  877.917470]  ? do_raw_spin_unlock+0xa7/0x330
[  877.921888]  fallback_alloc+0x204/0x2e0
[  877.925884]  ____cache_alloc_node+0x1c7/0x1e0
[  877.930385]  kmem_cache_alloc_node+0xe3/0x730
[  877.934880]  ? lockdep_hardirqs_on+0x296/0x5b0
[  877.939486]  __alloc_skb+0x119/0x770
[  877.943198]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  877.948566]  ? netdev_alloc_frag+0x1f0/0x1f0
[  877.952982]  ? lock_acquire+0x1ed/0x520
[  877.956958]  ? aoecmd_cfg+0x108/0x7f0
[  877.960760]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  877.966296]  ? check_preemption_disabled+0x48/0x280
[  877.971321]  ? kasan_check_read+0x11/0x20
[  877.975471]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  877.980778]  ? rcu_softirq_qs+0x20/0x20
[  877.984765]  new_skb+0x26/0x1c0
[  877.988214]  aoecmd_cfg+0x279/0x7f0
[  877.991860]  ? find_held_lock+0x36/0x1c0
[  877.995928]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  878.000258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  878.005797]  ? check_preemption_disabled+0x48/0x280
[  878.010822]  ? __lock_is_held+0xb5/0x140
[  878.014897]  discover_timer+0x50/0x60
[  878.018740]  call_timer_fn+0x272/0x920
[  878.022642]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  878.027489]  ? process_timeout+0x40/0x40
[  878.031560]  ? mark_held_locks+0xc7/0x130
[  878.035713]  ? _raw_spin_unlock_irq+0x27/0x80
[  878.040220]  ? _raw_spin_unlock_irq+0x27/0x80
[  878.044712]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  878.049554]  ? lockdep_hardirqs_on+0x296/0x5b0
[  878.054152]  ? trace_hardirqs_on+0xbd/0x310
[  878.058477]  ? kasan_check_read+0x11/0x20
[  878.062629]  ? __run_timers+0x7da/0xc70
[  878.066614]  ? trace_hardirqs_off_caller+0x310/0x310
[  878.071786]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  878.077178]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  878.082019]  __run_timers+0x7e5/0xc70
[  878.085845]  ? timer_fixup_init+0x70/0x70
[  878.089993]  ? lock_downgrade+0x900/0x900
[  878.094144]  ? zap_class+0x640/0x640
[  878.097884]  ? print_usage_bug+0xc0/0xc0
[  878.101948]  ? trace_hardirqs_on+0x310/0x310
[  878.106364]  ? kvm_clock_read+0x18/0x30
[  878.110338]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  878.115353]  ? ktime_get+0x2c1/0x400
[  878.119070]  ? zap_class+0x640/0x640
[  878.122811]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  878.128351]  ? check_preemption_disabled+0x48/0x280
[  878.133373]  ? __lock_is_held+0xb5/0x140
[  878.137435]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  878.143000]  ? check_preemption_disabled+0x48/0x280
[  878.148033]  run_timer_softirq+0x52/0xb0
[  878.152129]  ? rcu_read_lock_sched_held+0x14f/0x180
[  878.157151]  __do_softirq+0x308/0xb7e
[  878.160961]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  878.166075]  ? irq_exit+0xbd/0x1c0
[  878.169646]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  878.174664]  ? smp_reschedule_interrupt+0x109/0x650
[  878.179680]  ? smp_call_function_single_interrupt+0x650/0x650
[  878.185565]  ? ret_from_intr+0xb/0x1e
[  878.189367]  ? trace_hardirqs_off_caller+0xbb/0x310
[  878.194387]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  878.199232]  ? trace_hardirqs_on_caller+0x310/0x310
[  878.204247]  ? task_prio+0x50/0x50
[  878.207804]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  878.213342]  ? check_preemption_disabled+0x48/0x280
[  878.218363]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  878.223210]  ? neigh_periodic_work+0x6bd/0xc60
[  878.227791]  do_softirq_own_stack+0x2a/0x40
[  878.232103]  </IRQ>
[  878.234349]  do_softirq.part.14+0x126/0x160
[  878.238682]  __local_bh_enable_ip+0x21d/0x260
[  878.243175]  _raw_write_unlock_bh+0x30/0x40
[  878.247510]  neigh_periodic_work+0x6bd/0xc60
[  878.251939]  ? neigh_table_clear+0x390/0x390
[  878.256350]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  878.261887]  ? check_preemption_disabled+0x48/0x280
[  878.266916]  ? __lock_is_held+0xb5/0x140
[  878.270991]  process_one_work+0xc90/0x1c40
[  878.275244]  ? mark_held_locks+0x130/0x130
[  878.279488]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  878.284169]  ? __switch_to_asm+0x40/0x70
[  878.288225]  ? __switch_to_asm+0x40/0x70
[  878.292310]  ? __switch_to_asm+0x34/0x70
[  878.296407]  ? __switch_to_asm+0x40/0x70
[  878.300465]  ? __switch_to_asm+0x34/0x70
[  878.304522]  ? __switch_to_asm+0x40/0x70
[  878.308579]  ? __switch_to_asm+0x34/0x70
[  878.312644]  ? __switch_to_asm+0x40/0x70
[  878.316713]  ? __schedule+0x8d7/0x21d0
[  878.320628]  ? zap_class+0x640/0x640
[  878.324352]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  878.329133]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  878.333759]  ? lock_acquire+0x1ed/0x520
[  878.337734]  ? worker_thread+0x3e0/0x1390
[  878.341892]  ? kasan_check_read+0x11/0x20
[  878.346039]  ? do_raw_spin_lock+0x14f/0x350
[  878.350360]  ? kasan_check_read+0x11/0x20
[  878.354507]  ? rwlock_bug.part.2+0x90/0x90
[  878.358758]  ? trace_hardirqs_on+0x310/0x310
[  878.363178]  worker_thread+0x17f/0x1390
[  878.367148]  ? __switch_to_asm+0x34/0x70
[  878.371248]  ? process_one_work+0x1c40/0x1c40
[  878.375770]  ? __sched_text_start+0x8/0x8
[  878.379943]  ? __kthread_parkme+0xce/0x1a0
[  878.384195]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  878.389313]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  878.394418]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  878.399005]  ? trace_hardirqs_on+0xbd/0x310
[  878.403353]  ? kasan_check_read+0x11/0x20
[  878.407498]  ? __kthread_parkme+0xce/0x1a0
[  878.411731]  ? trace_hardirqs_off_caller+0x310/0x310
[  878.416849]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  878.421965]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  878.427506]  ? __kthread_parkme+0xfb/0x1a0
[  878.431742]  ? process_one_work+0x1c40/0x1c40
[  878.436251]  kthread+0x35a/0x440
[  878.439626]  ? kthread_stop+0x900/0x900
[  878.443604]  ret_from_fork+0x3a/0x50
[  878.447343] warn_alloc_show_mem: 1 callbacks suppressed
[  878.447356] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  878.447358] Mem-Info:
[  878.447390] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  878.447390]  active_file:8 inactive_file:18 isolated_file:0
[  878.447390]  unevictable:0 dirty:0 writeback:0 unstable:0
[  878.447390]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  878.447390]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  878.447390]  free:13785 free_pcp:451 free_cma:0
[  878.452728] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  878.460087] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  878.462485] Call Trace:
[  878.495439] 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
[  878.504783]  <IRQ>
[  878.532616] lowmem_reserve[]: 0 2818 6321 6321
[  878.535232]  dump_stack+0x244/0x39d
[  878.561312] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  878.563458]  ? dump_stack_print_info.cold.1+0x20/0x20
[  878.568010] lowmem_reserve[]: 0 0 3503 3503
[  878.571653]  warn_alloc.cold.116+0xb7/0x1bd
[  878.598945] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  878.604125]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  878.608423] lowmem_reserve[]: 0 0 0 0
[  878.612755]  ? lock_downgrade+0x900/0x900
[  878.641963] 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
[  878.646806]  ? trace_hardirqs_off+0xb8/0x310
[  878.650578] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  878.654724]  ? trace_hardirqs_off+0xb8/0x310
[  878.668223] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  878.672643]  __alloc_pages_slowpath+0x26e8/0x2e10
[  878.687790] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  878.692209]  ? warn_alloc+0x120/0x120
[  878.706731] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  878.711563]  ? warn_alloc+0x120/0x120
[  878.720386] 3988 total pagecache pages
[  878.724191]  ? warn_alloc+0x120/0x120
[  878.732747] 0 pages in swap cache
[  878.736543]  ? print_usage_bug+0xc0/0xc0
[  878.740409] Swap cache stats: add 0, delete 0, find 0/0
[  878.744198]  ? print_usage_bug+0xc0/0xc0
[  878.747631] Free swap  = 0kB
[  878.751689]  ? pvclock_read_flags+0x160/0x160
[  878.757038] Total swap = 0kB
[  878.761088]  ? hrtimer_start_range_ns+0xe00/0xe00
[  878.764080] 1965979 pages RAM
[  878.768584]  ? trace_hardirqs_on+0x310/0x310
[  878.771575] 0 pages HighMem/MovableOnly
[  878.776413]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  878.779488] 342853 pages reserved
[  878.779497] 0 pages cma reserved
[  878.783897]  ? should_fail+0x22d/0xd01
[  878.787898] aoe: skb alloc failure
[  878.793371]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  878.796857] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  878.800204]  ? __lock_acquire+0x62f/0x4c20
[  878.804080] kworker/1:0 cpuset=/ mems_allowed=0
[  878.807626]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  878.836964]  ? should_fail+0x22d/0xd01
[  878.840865]  ? mark_held_locks+0x130/0x130
[  878.845129]  ? mark_held_locks+0x130/0x130
[  878.849365]  ? print_usage_bug+0xc0/0xc0
[  878.853423]  ? rcu_irq_exit+0x1a2/0x390
[  878.857396]  ? rcu_nmi_exit+0x290/0x290
[  878.861374]  ? kvm_clock_read+0x18/0x30
[  878.865351]  ? zap_class+0x640/0x640
[  878.869064]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  878.874600]  ? task_prio+0x50/0x50
[  878.878203]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  878.883745]  ? check_preemption_disabled+0x48/0x280
[  878.888789]  ? __lock_is_held+0xb5/0x140
[  878.892866]  __alloc_pages_nodemask+0xa80/0xde0
[  878.897547]  ? zap_class+0x640/0x640
[  878.901265]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  878.906291]  ? find_held_lock+0x36/0x1c0
[  878.910363]  ? ____cache_alloc_node+0x1c7/0x1e0
[  878.915034]  ? lock_downgrade+0x900/0x900
[  878.919192]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  878.924737]  cache_grow_begin+0xa5/0x8c0
[  878.928796]  ? do_raw_spin_unlock+0xa7/0x330
[  878.933230]  fallback_alloc+0x204/0x2e0
[  878.937226]  ____cache_alloc_node+0x1c7/0x1e0
[  878.941736]  kmem_cache_alloc_node+0xe3/0x730
[  878.946258]  __alloc_skb+0x119/0x770
[  878.950012]  ? netdev_alloc_frag+0x1f0/0x1f0
[  878.954426]  ? mark_held_locks+0x130/0x130
[  878.958676]  ? zap_class+0x640/0x640
[  878.962401]  ? get_stack_info+0x37/0x142
[  878.966461]  ? get_stack_info+0x37/0x142
[  878.970529]  alloc_skb_with_frags+0x133/0x7d0
[  878.975035]  ? find_held_lock+0x36/0x1c0
[  878.979104]  ? skb_complete_wifi_ack+0x1e0/0x1e0
[  878.983879]  ? lock_downgrade+0x900/0x900
[  878.988556]  ? check_preemption_disabled+0x48/0x280
[  878.993579]  sock_alloc_send_pskb+0x87a/0xaf0
[  878.998099]  ? rcu_softirq_qs+0x20/0x20
[  879.002071]  ? unwind_dump+0x190/0x190
[  879.006008]  ? sock_wmalloc+0x1f0/0x1f0
[  879.009984]  ? kernel_text_address+0x79/0xf0
[  879.014414]  ? __kernel_text_address+0xd/0x40
[  879.018912]  ? unwind_get_return_address+0x61/0xa0
[  879.023845]  ? __save_stack_trace+0x8d/0xf0
[  879.028184]  ? save_stack+0xa9/0xd0
[  879.033811]  ? save_stack+0x43/0xd0
[  879.037436]  ? kasan_kmalloc+0xc7/0xe0
[  879.041324]  ? kmem_cache_alloc_trace+0x152/0x750
[  879.046172]  ? ip_setup_cork+0x6b9/0x8a0
[  879.050234]  ? ip_append_data.part.49+0x13c/0x170
[  879.055073]  ? ip_append_data+0x6d/0x90
[  879.059052]  sock_alloc_send_skb+0x32/0x40
[  879.063293]  __ip_append_data.isra.48+0x15b8/0x29b0
[  879.068328]  ? icmp_push_reply+0x540/0x540
[  879.072569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  879.078148]  ? ip_generic_getfrag+0x2e0/0x2e0
[  879.082660]  ? __lock_is_held+0xb5/0x140
[  879.086728]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  879.092273]  ? ipv4_mtu+0x39f/0x590
[  879.095905]  ? rt_acct_proc_show+0x370/0x370
[  879.100335]  ? ip_setup_cork+0x6b9/0x8a0
[  879.104411]  ? rcu_read_lock_sched_held+0x14f/0x180
[  879.109435]  ? kmem_cache_alloc_trace+0x353/0x750
[  879.114278]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  879.119974]  ? refcount_sub_and_test_checked+0x203/0x310
[  879.125441]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  879.130984]  ip_append_data.part.49+0xef/0x170
[  879.135574]  ? icmp_push_reply+0x540/0x540
[  879.139820]  ip_append_data+0x6d/0x90
[  879.143633]  ? icmp_push_reply+0x540/0x540
[  879.147874]  icmp_push_reply+0x18e/0x540
[  879.151948]  icmp_send+0x1544/0x1bd0
[  879.155671]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  879.161246]  ? icmp_route_lookup.constprop.23+0x1900/0x1900
[  879.166997]  ? zap_class+0x640/0x640
[  879.170763]  ? lock_downgrade+0x900/0x900
[  879.174914]  ? lock_acquire+0x1ed/0x520
[  879.178887]  ? neigh_timer_handler+0xa0/0xdf0
[  879.183401]  ? refcount_sub_and_test_checked+0x203/0x310
[  879.188878]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  879.193288]  ipv4_link_failure+0x2c/0x220
[  879.197435]  ? ipv4_link_failure+0x2c/0x220
[  879.201755]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  879.206169]  arp_error_report+0xd1/0x1c0
[  879.210238]  neigh_invalidate+0x246/0x550
[  879.214389]  neigh_timer_handler+0xb07/0xdf0
[  879.218819]  ? neigh_periodic_work+0xc60/0xc60
[  879.223419]  ? __lock_is_held+0xb5/0x140
[  879.227503]  call_timer_fn+0x272/0x920
[  879.231390]  ? neigh_periodic_work+0xc60/0xc60
[  879.235973]  ? process_timeout+0x40/0x40
[  879.240046]  ? __run_timers+0x7da/0xc70
[  879.244020]  ? _raw_spin_unlock_irq+0x27/0x80
[  879.248515]  ? _raw_spin_unlock_irq+0x27/0x80
[  879.253010]  ? neigh_periodic_work+0xc60/0xc60
[  879.257621]  ? lockdep_hardirqs_on+0x296/0x5b0
[  879.262212]  ? trace_hardirqs_on+0xbd/0x310
[  879.266536]  ? kasan_check_read+0x11/0x20
[  879.270684]  ? __run_timers+0x7da/0xc70
[  879.274660]  ? trace_hardirqs_off_caller+0x310/0x310
[  879.279770]  ? neigh_periodic_work+0xc60/0xc60
[  879.284357]  ? neigh_periodic_work+0xc60/0xc60
[  879.288937]  __run_timers+0x7e5/0xc70
[  879.292751]  ? timer_fixup_init+0x70/0x70
[  879.296904]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  879.301922]  ? zap_class+0x640/0x640
[  879.305673]  ? enqueue_hrtimer+0x1a5/0x560
[  879.309909]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  879.315108]  ? find_held_lock+0x36/0x1c0
[  879.319206]  ? zap_class+0x640/0x640
[  879.322978]  ? pvclock_read_flags+0x160/0x160
[  879.327518]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  879.333061]  ? check_preemption_disabled+0x48/0x280
[  879.338088]  ? __lock_is_held+0xb5/0x140
[  879.342163]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  879.347702]  ? check_preemption_disabled+0x48/0x280
[  879.352725]  run_timer_softirq+0x52/0xb0
[  879.356789]  ? rcu_read_lock_sched_held+0x14f/0x180
[  879.361805]  __do_softirq+0x308/0xb7e
[  879.365622]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  879.370127]  ? lock_downgrade+0x900/0x900
[  879.374284]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  879.379394]  ? pvclock_read_flags+0x160/0x160
[  879.383905]  ? lapic_next_event+0x5a/0x90
[  879.388054]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  879.393641]  ? kvm_clock_read+0x18/0x30
[  879.397660]  ? kvm_sched_clock_read+0x9/0x20
[  879.402085]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  879.407661]  ? check_preemption_disabled+0x48/0x280
[  879.412688]  irq_exit+0x17f/0x1c0
[  879.416142]  smp_apic_timer_interrupt+0x1cb/0x760
[  879.420986]  ? smp_reschedule_interrupt+0x109/0x650
[  879.426017]  ? smp_call_function_single_interrupt+0x650/0x650
[  879.431919]  ? interrupt_entry+0xb5/0xc0
[  879.435984]  ? trace_hardirqs_off_caller+0xbb/0x310
[  879.441004]  ? trace_hardirqs_off_caller+0xbb/0x310
[  879.446035]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  879.450878]  ? trace_hardirqs_on_caller+0x310/0x310
[  879.455894]  ? trace_hardirqs_on_caller+0x310/0x310
[  879.460911]  ? task_prio+0x50/0x50
[  879.464464]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  879.470019]  ? check_preemption_disabled+0x48/0x280
[  879.475040]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  879.479889]  apic_timer_interrupt+0xf/0x20
[  879.484116]  </IRQ>
[  879.486359] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  879.491293] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  879.510207] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  879.517912] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  879.525176] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  879.532446] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  879.539714] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  879.547007] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  879.554363]  skb_clone+0x1bb/0x500
[  879.557911]  ? skb_split+0x11e0/0x11e0
[  879.561798]  ? check_preemption_disabled+0x48/0x280
[  879.566838]  ? __this_cpu_preempt_check+0x1c/0x20
[  879.571695]  ? __bpf_redirect+0x54b/0xb20
[  879.575850]  bpf_clone_redirect+0xb9/0x490
[  879.580093]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  879.585115]  ? __sched_text_start+0x8/0x8
[  879.589264]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  879.594067]  ? find_held_lock+0x36/0x1c0
[  879.598140]  ? lock_acquire+0x1ed/0x520
[  879.602119]  ? bpf_test_run+0x3cb/0x780
[  879.606094]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  879.611660]  ? check_preemption_disabled+0x48/0x280
[  879.616693]  ? kasan_check_read+0x11/0x20
[  879.620841]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  879.626139]  ? rcu_softirq_qs+0x20/0x20
[  879.630119]  ? preempt_schedule+0x4d/0x60
[  879.634270]  ? ___preempt_schedule+0x16/0x18
[  879.638706]  ? bpf_test_run+0x25d/0x780
[  879.642693]  ? netlink_diag_dump+0x2a0/0x2a0
[  879.647109]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  879.652649]  ? bpf_test_init.isra.10+0x70/0x100
[  879.657326]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  879.662092]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  879.666966]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  879.672505]  ? fput+0x130/0x1a0
[  879.675785]  ? __bpf_prog_get+0x9b/0x290
[  879.679854]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  879.684696]  ? bpf_prog_test_run+0x130/0x1a0
[  879.689123]  ? __x64_sys_bpf+0x3db/0x520
[  879.693212]  ? bpf_prog_get+0x20/0x20
[  879.697036]  ? do_syscall_64+0x1b9/0x820
[  879.701109]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  879.706490]  ? syscall_return_slowpath+0x5e0/0x5e0
[  879.711441]  ? trace_hardirqs_on_caller+0x310/0x310
[  879.716459]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  879.721477]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  879.728146]  ? __switch_to_asm+0x40/0x70
[  879.732246]  ? __switch_to_asm+0x34/0x70
[  879.736310]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  879.741167]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  879.746548] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #152
[  879.746706] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  879.753480] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  879.763949] syz-executor5 cpuset=syz5 mems_allowed=0
[  879.773292] Workqueue: events_power_efficient neigh_periodic_work
[  879.784589] Call Trace:
[  879.787175]  <IRQ>
[  879.789325]  dump_stack+0x244/0x39d
[  879.793001]  ? dump_stack_print_info.cold.1+0x20/0x20
[  879.798220]  warn_alloc.cold.116+0xb7/0x1bd
[  879.802545]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  879.807396]  ? lock_downgrade+0x900/0x900
[  879.811551]  ? trace_hardirqs_off+0xb8/0x310
[  879.815969]  ? trace_hardirqs_off+0xb8/0x310
[  879.820390]  __alloc_pages_slowpath+0x26e8/0x2e10
[  879.825287]  ? warn_alloc+0x120/0x120
[  879.829110]  ? warn_alloc+0x120/0x120
[  879.832919]  ? hrtimer_start_range_ns+0xe00/0xe00
[  879.837765]  ? warn_alloc+0x120/0x120
[  879.841567]  ? print_usage_bug+0xc0/0xc0
[  879.845674]  ? print_usage_bug+0xc0/0xc0
[  879.849737]  ? ktime_get+0x2c1/0x400
[  879.853454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  879.858992]  ? check_preemption_disabled+0x48/0x280
[  879.864023]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  879.868882]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  879.875206]  ? should_fail+0x22d/0xd01
[  879.879103]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  879.884215]  ? __lock_acquire+0x62f/0x4c20
[  879.888465]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  879.893564]  ? __lock_acquire+0x62f/0x4c20
[  879.897798]  ? should_fail+0x22d/0xd01
[  879.901708]  ? mark_held_locks+0x130/0x130
[  879.905967]  ? mark_held_locks+0x130/0x130
[  879.910202]  ? check_preemption_disabled+0x48/0x280
[  879.915231]  ? zap_class+0x640/0x640
[  879.918949]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  879.923971]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  879.928731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  879.934270]  ? check_preemption_disabled+0x48/0x280
[  879.939299]  ? __lock_is_held+0xb5/0x140
[  879.943381]  __alloc_pages_nodemask+0xa80/0xde0
[  879.948049]  ? zap_class+0x640/0x640
[  879.951770]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  879.956803]  ? find_held_lock+0x36/0x1c0
[  879.960881]  ? ____cache_alloc_node+0x1c7/0x1e0
[  879.965555]  ? lock_downgrade+0x900/0x900
[  879.969727]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  879.975271]  cache_grow_begin+0xa5/0x8c0
[  879.979332]  ? do_raw_spin_unlock+0xa7/0x330
[  879.983751]  fallback_alloc+0x204/0x2e0
[  879.987878]  ____cache_alloc_node+0x1c7/0x1e0
[  879.992392]  kmem_cache_alloc_node+0xe3/0x730
[  879.996890]  ? lockdep_hardirqs_on+0x296/0x5b0
[  880.001488]  __alloc_skb+0x119/0x770
[  880.005200]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  880.010570]  ? netdev_alloc_frag+0x1f0/0x1f0
[  880.014989]  ? vprintk_default+0x28/0x30
[  880.019049]  ? vprintk_func+0x85/0x181
[  880.022939]  ? printk+0xa7/0xcf
[  880.026217]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  880.030983]  new_skb+0x26/0x1c0
[  880.034266]  aoecmd_cfg+0x279/0x7f0
[  880.037896]  ? find_held_lock+0x36/0x1c0
[  880.041964]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  880.046297]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  880.051848]  ? __lock_is_held+0xb5/0x140
[  880.055922]  discover_timer+0x50/0x60
[  880.059721]  call_timer_fn+0x272/0x920
[  880.063631]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  880.068476]  ? process_timeout+0x40/0x40
[  880.072547]  ? mark_held_locks+0xc7/0x130
[  880.076701]  ? _raw_spin_unlock_irq+0x27/0x80
[  880.081198]  ? _raw_spin_unlock_irq+0x27/0x80
[  880.085708]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  880.090553]  ? lockdep_hardirqs_on+0x296/0x5b0
[  880.095144]  ? trace_hardirqs_on+0xbd/0x310
[  880.099466]  ? kasan_check_read+0x11/0x20
[  880.103626]  ? __run_timers+0x7da/0xc70
[  880.107603]  ? trace_hardirqs_off_caller+0x310/0x310
[  880.112727]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  880.118098]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  880.122942]  __run_timers+0x7e5/0xc70
[  880.126752]  ? timer_fixup_init+0x70/0x70
[  880.130900]  ? lock_downgrade+0x900/0x900
[  880.135050]  ? zap_class+0x640/0x640
[  880.138774]  ? print_usage_bug+0xc0/0xc0
[  880.142840]  ? trace_hardirqs_on+0x310/0x310
[  880.147268]  ? kvm_clock_read+0x18/0x30
[  880.151244]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  880.156291]  ? ktime_get+0x2c1/0x400
[  880.160009]  ? zap_class+0x640/0x640
[  880.163732]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  880.169293]  ? check_preemption_disabled+0x48/0x280
[  880.174317]  ? __lock_is_held+0xb5/0x140
[  880.178382]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  880.183924]  ? check_preemption_disabled+0x48/0x280
[  880.188944]  run_timer_softirq+0x52/0xb0
[  880.193005]  ? rcu_read_lock_sched_held+0x14f/0x180
[  880.198024]  __do_softirq+0x308/0xb7e
[  880.201841]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  880.206943]  ? irq_exit+0xbd/0x1c0
[  880.210486]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  880.215505]  ? smp_reschedule_interrupt+0x109/0x650
[  880.220524]  ? smp_call_function_single_interrupt+0x650/0x650
[  880.226412]  ? ret_from_intr+0xb/0x1e
[  880.230214]  ? trace_hardirqs_off_caller+0xbb/0x310
[  880.235238]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  880.240084]  ? trace_hardirqs_on_caller+0x310/0x310
[  880.245108]  ? task_prio+0x50/0x50
[  880.248657]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  880.254196]  ? check_preemption_disabled+0x48/0x280
[  880.259221]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  880.264066]  ? neigh_periodic_work+0x6bd/0xc60
[  880.268653]  do_softirq_own_stack+0x2a/0x40
[  880.272966]  </IRQ>
[  880.275203]  do_softirq.part.14+0x126/0x160
[  880.279525]  __local_bh_enable_ip+0x21d/0x260
[  880.284025]  _raw_write_unlock_bh+0x30/0x40
[  880.288348]  neigh_periodic_work+0x6bd/0xc60
[  880.292769]  ? neigh_table_clear+0x390/0x390
[  880.297186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  880.302726]  ? check_preemption_disabled+0x48/0x280
[  880.307753]  ? __lock_is_held+0xb5/0x140
[  880.311840]  process_one_work+0xc90/0x1c40
[  880.316073]  ? mark_held_locks+0x130/0x130
[  880.320338]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  880.325008]  ? __switch_to_asm+0x40/0x70
[  880.329072]  ? __switch_to_asm+0x40/0x70
[  880.333130]  ? __switch_to_asm+0x34/0x70
[  880.337188]  ? __switch_to_asm+0x40/0x70
[  880.341253]  ? __switch_to_asm+0x34/0x70
[  880.345320]  ? __switch_to_asm+0x40/0x70
[  880.349378]  ? __switch_to_asm+0x34/0x70
[  880.353436]  ? __switch_to_asm+0x40/0x70
[  880.357501]  ? __schedule+0x8d7/0x21d0
[  880.361416]  ? zap_class+0x640/0x640
[  880.365139]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  880.369901]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  880.374510]  ? lock_acquire+0x1ed/0x520
[  880.378514]  ? worker_thread+0x3e0/0x1390
[  880.382673]  ? kasan_check_read+0x11/0x20
[  880.386825]  ? do_raw_spin_lock+0x14f/0x350
[  880.391151]  ? kasan_check_read+0x11/0x20
[  880.395299]  ? rwlock_bug.part.2+0x90/0x90
[  880.399534]  ? trace_hardirqs_on+0x310/0x310
[  880.403956]  worker_thread+0x17f/0x1390
[  880.407932]  ? __switch_to_asm+0x34/0x70
[  880.412010]  ? process_one_work+0x1c40/0x1c40
[  880.416531]  ? __sched_text_start+0x8/0x8
[  880.420704]  ? __kthread_parkme+0xce/0x1a0
[  880.424944]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  880.430045]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  880.435152]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  880.439739]  ? trace_hardirqs_on+0xbd/0x310
[  880.444061]  ? kasan_check_read+0x11/0x20
[  880.448210]  ? __kthread_parkme+0xce/0x1a0
[  880.452451]  ? trace_hardirqs_off_caller+0x310/0x310
[  880.457566]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  880.462674]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  880.468212]  ? __kthread_parkme+0xfb/0x1a0
[  880.472458]  ? process_one_work+0x1c40/0x1c40
[  880.476955]  kthread+0x35a/0x440
[  880.480324]  ? kthread_stop+0x900/0x900
[  880.484329]  ret_from_fork+0x3a/0x50
[  880.488071] warn_alloc_show_mem: 1 callbacks suppressed
[  880.488084] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  880.488085] Mem-Info:
[  880.488123] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  880.488123]  active_file:8 inactive_file:18 isolated_file:0
[  880.488123]  unevictable:0 dirty:0 writeback:0 unstable:0
[  880.488123]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  880.488123]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  880.488123]  free:13785 free_pcp:451 free_cma:0
[  880.493456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  880.500822] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  880.503224] Call Trace:
[  880.536188] 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
[  880.545556]  <IRQ>
[  880.573375] lowmem_reserve[]: 0 2818 6321 6321
[  880.575968]  dump_stack+0x244/0x39d
[  880.602045] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  880.604188]  ? dump_stack_print_info.cold.1+0x20/0x20
[  880.608767] lowmem_reserve[]: 0 0 3503 3503
[  880.612405]  warn_alloc.cold.116+0xb7/0x1bd
[  880.639697] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  880.644884]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  880.649176] lowmem_reserve[]: 0 0 0 0
[  880.653499]  ? lock_downgrade+0x900/0x900
[  880.682716] 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
[  880.687560]  ? trace_hardirqs_off+0xb8/0x310
[  880.691328] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  880.695488]  ? trace_hardirqs_off+0xb8/0x310
[  880.708982] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  880.713390]  __alloc_pages_slowpath+0x26e8/0x2e10
[  880.728536] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  880.732955]  ? warn_alloc+0x120/0x120
[  880.747476] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  880.752311]  ? warn_alloc+0x120/0x120
[  880.761125] 3988 total pagecache pages
[  880.764924]  ? check_preemption_disabled+0x48/0x280
[  880.773479] 0 pages in swap cache
[  880.777290]  ? warn_alloc+0x120/0x120
[  880.781155] Swap cache stats: add 0, delete 0, find 0/0
[  880.786159]  ? print_usage_bug+0xc0/0xc0
[  880.789583] Free swap  = 0kB
[  880.793378]  ? print_usage_bug+0xc0/0xc0
[  880.798719] Total swap = 0kB
[  880.802773]  ? zap_class+0x640/0x640
[  880.805771] 1965979 pages RAM
[  880.809828]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  880.812822] 0 pages HighMem/MovableOnly
[  880.816528]  ? should_fail+0x22d/0xd01
[  880.819605] 342853 pages reserved
[  880.825149]  ? get_stack_info+0x37/0x142
[  880.829100] 0 pages cma reserved
[  880.832984]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  880.836467] aoe: skb alloc failure
[  880.840463]  ? __lock_acquire+0x62f/0x4c20
[  880.843835] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  880.848903]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  880.852415] kworker/1:0 cpuset=/ mems_allowed=0
[  880.856647]  ? __lock_acquire+0x62f/0x4c20
[  880.880896]  ? should_fail+0x22d/0xd01
[  880.884798]  ? mark_held_locks+0x130/0x130
[  880.889037]  ? mark_held_locks+0x130/0x130
[  880.893272]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  880.898550]  ? rcu_softirq_qs+0x20/0x20
[  880.902527]  ? rcu_softirq_qs+0x20/0x20
[  880.906504]  ? unwind_dump+0x190/0x190
[  880.910395]  ? zap_class+0x640/0x640
[  880.914114]  ? print_usage_bug+0xc0/0xc0
[  880.918182]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  880.923721]  ? check_preemption_disabled+0x48/0x280
[  880.928747]  ? __lock_is_held+0xb5/0x140
[  880.932816]  __alloc_pages_nodemask+0xa80/0xde0
[  880.937490]  ? zap_class+0x640/0x640
[  880.941209]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  880.946239]  ? find_held_lock+0x36/0x1c0
[  880.950328]  ? ____cache_alloc_node+0x1c7/0x1e0
[  880.955000]  ? lock_downgrade+0x900/0x900
[  880.959157]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  880.964714]  cache_grow_begin+0xa5/0x8c0
[  880.969218]  ? do_raw_spin_unlock+0xa7/0x330
[  880.973658]  fallback_alloc+0x204/0x2e0
[  880.977649]  ____cache_alloc_node+0x1c7/0x1e0
[  880.982152]  kmem_cache_alloc_node+0xe3/0x730
[  880.986657]  ? pskb_put+0xb0/0xb0
[  880.990119]  __alloc_skb+0x119/0x770
[  880.993837]  ? netdev_alloc_frag+0x1f0/0x1f0
[  880.998263]  ? atomic_notifier_call_chain+0xc6/0x190
[  881.003367]  ? lock_downgrade+0x900/0x900
[  881.007520]  ? check_preemption_disabled+0x48/0x280
[  881.012542]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  881.017473]  ? kasan_check_read+0x11/0x20
[  881.021633]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  881.026911]  ? rcu_softirq_qs+0x20/0x20
[  881.030889]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  881.035298]  ? do_raw_write_trylock+0x270/0x270
[  881.039975]  __neigh_notify+0x8c/0x160
[  881.043873]  neigh_timer_handler+0x6cb/0xdf0
[  881.048293]  ? neigh_periodic_work+0xc60/0xc60
[  881.052878]  ? __lock_is_held+0xb5/0x140
[  881.056962]  call_timer_fn+0x272/0x920
[  881.060847]  ? neigh_periodic_work+0xc60/0xc60
[  881.065429]  ? process_timeout+0x40/0x40
[  881.069500]  ? __run_timers+0x7da/0xc70
[  881.073479]  ? _raw_spin_unlock_irq+0x27/0x80
[  881.077990]  ? _raw_spin_unlock_irq+0x27/0x80
[  881.082485]  ? neigh_periodic_work+0xc60/0xc60
[  881.087068]  ? lockdep_hardirqs_on+0x296/0x5b0
[  881.091659]  ? trace_hardirqs_on+0xbd/0x310
[  881.095983]  ? kasan_check_read+0x11/0x20
[  881.100130]  ? __run_timers+0x7da/0xc70
[  881.104110]  ? trace_hardirqs_off_caller+0x310/0x310
[  881.109217]  ? neigh_periodic_work+0xc60/0xc60
[  881.113803]  ? neigh_periodic_work+0xc60/0xc60
[  881.118592]  __run_timers+0x7e5/0xc70
[  881.122432]  ? timer_fixup_init+0x70/0x70
[  881.126583]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  881.131627]  ? zap_class+0x640/0x640
[  881.135350]  ? enqueue_hrtimer+0x1a5/0x560
[  881.139601]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  881.144812]  ? find_held_lock+0x36/0x1c0
[  881.148881]  ? zap_class+0x640/0x640
[  881.152603]  ? pvclock_read_flags+0x160/0x160
[  881.157131]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  881.162676]  ? check_preemption_disabled+0x48/0x280
[  881.167703]  ? __lock_is_held+0xb5/0x140
[  881.171765]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  881.177312]  ? check_preemption_disabled+0x48/0x280
[  881.182348]  run_timer_softirq+0x52/0xb0
[  881.186409]  ? rcu_read_lock_sched_held+0x14f/0x180
[  881.191436]  __do_softirq+0x308/0xb7e
[  881.195243]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  881.199737]  ? lock_downgrade+0x900/0x900
[  881.203892]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  881.209033]  ? pvclock_read_flags+0x160/0x160
[  881.213564]  ? lapic_next_event+0x5a/0x90
[  881.217719]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  881.223266]  ? kvm_clock_read+0x18/0x30
[  881.227237]  ? kvm_sched_clock_read+0x9/0x20
[  881.231663]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  881.237207]  ? check_preemption_disabled+0x48/0x280
[  881.242237]  irq_exit+0x17f/0x1c0
[  881.245693]  smp_apic_timer_interrupt+0x1cb/0x760
[  881.250538]  ? smp_reschedule_interrupt+0x109/0x650
[  881.255556]  ? smp_call_function_single_interrupt+0x650/0x650
[  881.261439]  ? interrupt_entry+0xb5/0xc0
[  881.265501]  ? trace_hardirqs_off_caller+0xbb/0x310
[  881.270521]  ? trace_hardirqs_off_caller+0xbb/0x310
[  881.275544]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  881.280392]  ? trace_hardirqs_on_caller+0x310/0x310
[  881.285408]  ? trace_hardirqs_on_caller+0x310/0x310
[  881.290423]  ? task_prio+0x50/0x50
[  881.293964]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  881.299505]  ? check_preemption_disabled+0x48/0x280
[  881.304531]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  881.309384]  apic_timer_interrupt+0xf/0x20
[  881.313626]  </IRQ>
[  881.315869] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  881.320800] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  881.339701] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  881.347407] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  881.354674] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  881.361940] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  881.369209] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  881.376476] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  881.383808]  skb_clone+0x1bb/0x500
[  881.387350]  ? skb_split+0x11e0/0x11e0
[  881.391256]  ? check_preemption_disabled+0x48/0x280
[  881.396280]  ? __this_cpu_preempt_check+0x1c/0x20
[  881.401122]  ? __bpf_redirect+0x54b/0xb20
[  881.405716]  bpf_clone_redirect+0xb9/0x490
[  881.409963]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  881.415027]  ? __sched_text_start+0x8/0x8
[  881.419190]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  881.423960]  ? find_held_lock+0x36/0x1c0
[  881.428030]  ? lock_acquire+0x1ed/0x520
[  881.432010]  ? bpf_test_run+0x3cb/0x780
[  881.435987]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  881.441529]  ? check_preemption_disabled+0x48/0x280
[  881.446551]  ? kasan_check_read+0x11/0x20
[  881.450699]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  881.455975]  ? rcu_softirq_qs+0x20/0x20
[  881.459952]  ? preempt_schedule+0x4d/0x60
[  881.464102]  ? ___preempt_schedule+0x16/0x18
[  881.468522]  ? bpf_test_run+0x25d/0x780
[  881.472516]  ? netlink_diag_dump+0x2a0/0x2a0
[  881.476931]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  881.482467]  ? bpf_test_init.isra.10+0x70/0x100
[  881.487141]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  881.491906]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  881.496748]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  881.502291]  ? fput+0x130/0x1a0
[  881.505572]  ? __bpf_prog_get+0x9b/0x290
[  881.509648]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  881.514492]  ? bpf_prog_test_run+0x130/0x1a0
[  881.518906]  ? __x64_sys_bpf+0x3db/0x520
[  881.522969]  ? bpf_prog_get+0x20/0x20
[  881.526795]  ? do_syscall_64+0x1b9/0x820
[  881.530872]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  881.536237]  ? syscall_return_slowpath+0x5e0/0x5e0
[  881.541168]  ? trace_hardirqs_on_caller+0x310/0x310
[  881.546186]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  881.551215]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  881.557880]  ? __switch_to_asm+0x40/0x70
[  881.561939]  ? __switch_to_asm+0x34/0x70
[  881.566007]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  881.570886]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  881.576268] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #152
[  881.576423] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  881.583203] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  881.593680] syz-executor5 cpuset=syz5 mems_allowed=0
[  881.603029] Workqueue: events_power_efficient neigh_periodic_work
[  881.614323] Call Trace:
[  881.616903]  <IRQ>
[  881.619060]  dump_stack+0x244/0x39d
[  881.622692]  ? dump_stack_print_info.cold.1+0x20/0x20
[  881.627897]  warn_alloc.cold.116+0xb7/0x1bd
[  881.632226]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  881.637075]  ? lock_downgrade+0x900/0x900
[  881.641233]  ? trace_hardirqs_off+0xb8/0x310
[  881.645655]  ? trace_hardirqs_off+0xb8/0x310
[  881.650078]  __alloc_pages_slowpath+0x26e8/0x2e10
[  881.654952]  ? warn_alloc+0x120/0x120
[  881.658763]  ? warn_alloc+0x120/0x120
[  881.662570]  ? warn_alloc+0x120/0x120
[  881.666372]  ? print_usage_bug+0xc0/0xc0
[  881.670438]  ? print_usage_bug+0xc0/0xc0
[  881.674504]  ? mark_held_locks+0x130/0x130
[  881.678743]  ? mark_held_locks+0x130/0x130
[  881.682986]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  881.688523]  ? should_fail+0x22d/0xd01
[  881.692410]  ? zap_class+0x640/0x640
[  881.696136]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  881.701240]  ? __lock_acquire+0x62f/0x4c20
[  881.705479]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  881.710584]  ? __lock_acquire+0x62f/0x4c20
[  881.714828]  ? should_fail+0x22d/0xd01
[  881.718731]  ? mark_held_locks+0x130/0x130
[  881.722974]  ? mark_held_locks+0x130/0x130
[  881.727211]  ? lock_downgrade+0x900/0x900
[  881.731364]  ? zap_class+0x640/0x640
[  881.735079]  ? zap_class+0x640/0x640
[  881.738799]  ? zap_class+0x640/0x640
[  881.742512]  ? do_raw_spin_unlock+0xa7/0x330
[  881.746926]  ? trace_hardirqs_on+0x310/0x310
[  881.751337]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  881.756875]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  881.762418]  ? check_preemption_disabled+0x48/0x280
[  881.767449]  ? __lock_is_held+0xb5/0x140
[  881.771519]  __alloc_pages_nodemask+0xa80/0xde0
[  881.776189]  ? zap_class+0x640/0x640
[  881.779912]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  881.784944]  ? find_held_lock+0x36/0x1c0
[  881.789017]  ? ____cache_alloc_node+0x1c7/0x1e0
[  881.793686]  ? lock_downgrade+0x900/0x900
[  881.797847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  881.803394]  cache_grow_begin+0xa5/0x8c0
[  881.807456]  ? do_raw_spin_unlock+0xa7/0x330
[  881.811873]  fallback_alloc+0x204/0x2e0
[  881.815854]  ____cache_alloc_node+0x1c7/0x1e0
[  881.820358]  kmem_cache_alloc_node+0xe3/0x730
[  881.824856]  ? lockdep_hardirqs_on+0x296/0x5b0
[  881.829450]  __alloc_skb+0x119/0x770
[  881.833166]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  881.838539]  ? netdev_alloc_frag+0x1f0/0x1f0
[  881.842954]  ? vprintk_default+0x28/0x30
[  881.847015]  ? vprintk_func+0x85/0x181
[  881.850902]  ? printk+0xa7/0xcf
[  881.854182]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  881.858951]  new_skb+0x26/0x1c0
[  881.862231]  aoecmd_cfg+0x279/0x7f0
[  881.865863]  ? find_held_lock+0x36/0x1c0
[  881.869927]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  881.874255]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  881.879804]  ? __lock_is_held+0xb5/0x140
[  881.883877]  discover_timer+0x50/0x60
[  881.887678]  call_timer_fn+0x272/0x920
[  881.891567]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  881.896410]  ? process_timeout+0x40/0x40
[  881.900481]  ? mark_held_locks+0xc7/0x130
[  881.904637]  ? _raw_spin_unlock_irq+0x27/0x80
[  881.909139]  ? _raw_spin_unlock_irq+0x27/0x80
[  881.913646]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  881.918498]  ? lockdep_hardirqs_on+0x296/0x5b0
[  881.923089]  ? trace_hardirqs_on+0xbd/0x310
[  881.927419]  ? kasan_check_read+0x11/0x20
[  881.931575]  ? __run_timers+0x7da/0xc70
[  881.935567]  ? trace_hardirqs_off_caller+0x310/0x310
[  881.940714]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  881.946085]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  881.950930]  __run_timers+0x7e5/0xc70
[  881.954751]  ? timer_fixup_init+0x70/0x70
[  881.958904]  ? lock_downgrade+0x900/0x900
[  881.963051]  ? zap_class+0x640/0x640
[  881.966777]  ? print_usage_bug+0xc0/0xc0
[  881.970842]  ? trace_hardirqs_on+0x310/0x310
[  881.975261]  ? kvm_clock_read+0x18/0x30
[  881.979235]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  881.984250]  ? ktime_get+0x2c1/0x400
[  881.988118]  ? zap_class+0x640/0x640
[  881.991848]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  881.997387]  ? check_preemption_disabled+0x48/0x280
[  882.002414]  ? __lock_is_held+0xb5/0x140
[  882.006479]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  882.012017]  ? check_preemption_disabled+0x48/0x280
[  882.017043]  run_timer_softirq+0x52/0xb0
[  882.021110]  ? rcu_read_lock_sched_held+0x14f/0x180
[  882.026142]  __do_softirq+0x308/0xb7e
[  882.029959]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  882.035061]  ? irq_exit+0xbd/0x1c0
[  882.038615]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  882.043639]  ? smp_reschedule_interrupt+0x109/0x650
[  882.048658]  ? smp_call_function_single_interrupt+0x650/0x650
[  882.054548]  ? ret_from_intr+0xb/0x1e
[  882.058353]  ? trace_hardirqs_off_caller+0xbb/0x310
[  882.063383]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  882.068229]  ? trace_hardirqs_on_caller+0x310/0x310
[  882.073244]  ? task_prio+0x50/0x50
[  882.076792]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  882.082334]  ? check_preemption_disabled+0x48/0x280
[  882.087356]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  882.092202]  ? neigh_periodic_work+0x6bd/0xc60
[  882.096790]  do_softirq_own_stack+0x2a/0x40
[  882.101106]  </IRQ>
[  882.103351]  do_softirq.part.14+0x126/0x160
[  882.107676]  __local_bh_enable_ip+0x21d/0x260
[  882.112178]  _raw_write_unlock_bh+0x30/0x40
[  882.116498]  neigh_periodic_work+0x6bd/0xc60
[  882.120920]  ? neigh_table_clear+0x390/0x390
[  882.125336]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  882.130884]  ? check_preemption_disabled+0x48/0x280
[  882.135935]  ? __lock_is_held+0xb5/0x140
[  882.140024]  process_one_work+0xc90/0x1c40
[  882.144264]  ? mark_held_locks+0x130/0x130
[  882.148510]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  882.153177]  ? __switch_to_asm+0x40/0x70
[  882.157238]  ? __switch_to_asm+0x40/0x70
[  882.161299]  ? __switch_to_asm+0x34/0x70
[  882.165355]  ? __switch_to_asm+0x40/0x70
[  882.169429]  ? __switch_to_asm+0x34/0x70
[  882.173485]  ? __switch_to_asm+0x40/0x70
[  882.177541]  ? __switch_to_asm+0x34/0x70
[  882.181600]  ? __switch_to_asm+0x40/0x70
[  882.185677]  ? __schedule+0x8d7/0x21d0
[  882.189583]  ? zap_class+0x640/0x640
[  882.193311]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  882.198090]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  882.202706]  ? lock_acquire+0x1ed/0x520
[  882.206680]  ? worker_thread+0x3e0/0x1390
[  882.210836]  ? kasan_check_read+0x11/0x20
[  882.214981]  ? do_raw_spin_lock+0x14f/0x350
[  882.219306]  ? kasan_check_read+0x11/0x20
[  882.223455]  ? rwlock_bug.part.2+0x90/0x90
[  882.227693]  ? trace_hardirqs_on+0x310/0x310
[  882.232115]  worker_thread+0x17f/0x1390
[  882.236098]  ? __switch_to_asm+0x34/0x70
[  882.240177]  ? process_one_work+0x1c40/0x1c40
[  882.244691]  ? __sched_text_start+0x8/0x8
[  882.248868]  ? __kthread_parkme+0xce/0x1a0
[  882.253108]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  882.258218]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  882.263328]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  882.267915]  ? trace_hardirqs_on+0xbd/0x310
[  882.272240]  ? kasan_check_read+0x11/0x20
[  882.276389]  ? __kthread_parkme+0xce/0x1a0
[  882.280635]  ? trace_hardirqs_off_caller+0x310/0x310
[  882.285754]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  882.290859]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  882.296401]  ? __kthread_parkme+0xfb/0x1a0
[  882.300651]  ? process_one_work+0x1c40/0x1c40
[  882.305155]  kthread+0x35a/0x440
[  882.308532]  ? kthread_stop+0x900/0x900
[  882.312508]  ret_from_fork+0x3a/0x50
[  882.316237] warn_alloc_show_mem: 1 callbacks suppressed
[  882.316250] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  882.316251] Mem-Info:
[  882.316283] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  882.316283]  active_file:8 inactive_file:18 isolated_file:0
[  882.316283]  unevictable:0 dirty:0 writeback:0 unstable:0
[  882.316283]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  882.316283]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  882.316283]  free:13785 free_pcp:451 free_cma:0
[  882.321629] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  882.328994] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  882.331394] Call Trace:
[  882.364349] 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
[  882.373694]  <IRQ>
[  882.401525] lowmem_reserve[]: 0 2818 6321 6321
[  882.404146]  dump_stack+0x244/0x39d
[  882.430229] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  882.432388]  ? dump_stack_print_info.cold.1+0x20/0x20
[  882.436936] lowmem_reserve[]: 0 0 3503 3503
[  882.440563]  warn_alloc.cold.116+0xb7/0x1bd
[  882.467856] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  882.473046]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  882.477336] lowmem_reserve[]: 0 0 0 0
[  882.481657]  ? lock_downgrade+0x900/0x900
[  882.510866] 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
[  882.515710]  ? trace_hardirqs_off+0xb8/0x310
[  882.519477] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  882.523640]  ? trace_hardirqs_off+0xb8/0x310
[  882.537138] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  882.541550]  __alloc_pages_slowpath+0x26e8/0x2e10
[  882.556704] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  882.561126]  ? warn_alloc+0x120/0x120
[  882.575648] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  882.580484]  ? warn_alloc+0x120/0x120
[  882.589294] 3988 total pagecache pages
[  882.593102]  ? warn_alloc+0x120/0x120
[  882.601662] 0 pages in swap cache
[  882.605448]  ? print_usage_bug+0xc0/0xc0
[  882.609310] Swap cache stats: add 0, delete 0, find 0/0
[  882.613100]  ? print_usage_bug+0xc0/0xc0
[  882.616527] Free swap  = 0kB
[  882.620580]  ? zap_class+0x640/0x640
[  882.625918] Total swap = 0kB
[  882.629972]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  882.632962] 1965979 pages RAM
[  882.636679]  ? should_fail+0x22d/0xd01
[  882.639672] 0 pages HighMem/MovableOnly
[  882.645199]  ? get_stack_info+0x37/0x142
[  882.648279] 342853 pages reserved
[  882.652157]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  882.656109] 0 pages cma reserved
[  882.660169]  ? __lock_acquire+0x62f/0x4c20
[  882.663658] aoe: skb alloc failure
[  882.668713]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  882.668728]  ? __lock_acquire+0x62f/0x4c20
[  882.668744]  ? should_fail+0x22d/0xd01
[  882.672126] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  882.676331]  ? mark_held_locks+0x130/0x130
[  882.679841] kworker/1:0 cpuset=/ mems_allowed=0
[  882.684945]  ? mark_held_locks+0x130/0x130
[  882.716431]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  882.721714]  ? rcu_softirq_qs+0x20/0x20
[  882.725689]  ? rcu_softirq_qs+0x20/0x20
[  882.729664]  ? unwind_dump+0x190/0x190
[  882.733553]  ? zap_class+0x640/0x640
[  882.737267]  ? print_usage_bug+0xc0/0xc0
[  882.741339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  882.746877]  ? check_preemption_disabled+0x48/0x280
[  882.751902]  ? __lock_is_held+0xb5/0x140
[  882.755973]  __alloc_pages_nodemask+0xa80/0xde0
[  882.760660]  ? zap_class+0x640/0x640
[  882.764385]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  882.769417]  ? find_held_lock+0x36/0x1c0
[  882.773488]  ? ____cache_alloc_node+0x1c7/0x1e0
[  882.778159]  ? lock_downgrade+0x900/0x900
[  882.782315]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  882.787857]  cache_grow_begin+0xa5/0x8c0
[  882.791918]  ? do_raw_spin_unlock+0xa7/0x330
[  882.796333]  fallback_alloc+0x204/0x2e0
[  882.800319]  ____cache_alloc_node+0x1c7/0x1e0
[  882.804821]  kmem_cache_alloc_node+0xe3/0x730
[  882.809328]  ? pskb_put+0xb0/0xb0
[  882.812795]  __alloc_skb+0x119/0x770
[  882.816513]  ? netdev_alloc_frag+0x1f0/0x1f0
[  882.820926]  ? atomic_notifier_call_chain+0xc6/0x190
[  882.826032]  ? lock_downgrade+0x900/0x900
[  882.830184]  ? check_preemption_disabled+0x48/0x280
[  882.835203]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  882.840138]  ? kasan_check_read+0x11/0x20
[  882.844290]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  882.849569]  ? rcu_softirq_qs+0x20/0x20
[  882.853550]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  882.857963]  ? do_raw_write_trylock+0x270/0x270
[  882.862653]  __neigh_notify+0x8c/0x160
[  882.866546]  neigh_timer_handler+0x6cb/0xdf0
[  882.870962]  ? neigh_periodic_work+0xc60/0xc60
[  882.875550]  ? __lock_is_held+0xb5/0x140
[  882.879640]  call_timer_fn+0x272/0x920
[  882.883530]  ? neigh_periodic_work+0xc60/0xc60
[  882.888112]  ? process_timeout+0x40/0x40
[  882.892181]  ? __run_timers+0x7da/0xc70
[  882.896157]  ? _raw_spin_unlock_irq+0x27/0x80
[  882.900656]  ? _raw_spin_unlock_irq+0x27/0x80
[  882.905148]  ? neigh_periodic_work+0xc60/0xc60
[  882.909730]  ? lockdep_hardirqs_on+0x296/0x5b0
[  882.914321]  ? trace_hardirqs_on+0xbd/0x310
[  882.918657]  ? kasan_check_read+0x11/0x20
[  882.922806]  ? __run_timers+0x7da/0xc70
[  882.926784]  ? trace_hardirqs_off_caller+0x310/0x310
[  882.931893]  ? neigh_periodic_work+0xc60/0xc60
[  882.936479]  ? neigh_periodic_work+0xc60/0xc60
[  882.941062]  __run_timers+0x7e5/0xc70
[  882.944874]  ? timer_fixup_init+0x70/0x70
[  882.949024]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  882.954047]  ? zap_class+0x640/0x640
[  882.957768]  ? enqueue_hrtimer+0x1a5/0x560
[  882.962006]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  882.967207]  ? find_held_lock+0x36/0x1c0
[  882.971272]  ? zap_class+0x640/0x640
[  882.974991]  ? pvclock_read_flags+0x160/0x160
[  882.979501]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  882.985041]  ? check_preemption_disabled+0x48/0x280
[  882.990068]  ? __lock_is_held+0xb5/0x140
[  882.994135]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  882.999687]  ? check_preemption_disabled+0x48/0x280
[  883.004712]  run_timer_softirq+0x52/0xb0
[  883.008775]  ? rcu_read_lock_sched_held+0x14f/0x180
[  883.013796]  __do_softirq+0x308/0xb7e
[  883.017599]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  883.022110]  ? lock_downgrade+0x900/0x900
[  883.026265]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  883.031379]  ? pvclock_read_flags+0x160/0x160
[  883.035880]  ? lapic_next_event+0x5a/0x90
[  883.040040]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  883.045589]  ? kvm_clock_read+0x18/0x30
[  883.049575]  ? kvm_sched_clock_read+0x9/0x20
[  883.053988]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  883.059532]  ? check_preemption_disabled+0x48/0x280
[  883.064559]  irq_exit+0x17f/0x1c0
[  883.068014]  smp_apic_timer_interrupt+0x1cb/0x760
[  883.072855]  ? smp_reschedule_interrupt+0x109/0x650
[  883.077877]  ? smp_call_function_single_interrupt+0x650/0x650
[  883.083763]  ? interrupt_entry+0xb5/0xc0
[  883.087831]  ? trace_hardirqs_off_caller+0xbb/0x310
[  883.092851]  ? trace_hardirqs_off_caller+0xbb/0x310
[  883.097869]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  883.102723]  ? trace_hardirqs_on_caller+0x310/0x310
[  883.107741]  ? trace_hardirqs_on_caller+0x310/0x310
[  883.112762]  ? task_prio+0x50/0x50
[  883.116306]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  883.121851]  ? check_preemption_disabled+0x48/0x280
[  883.126879]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  883.131733]  apic_timer_interrupt+0xf/0x20
[  883.135965]  </IRQ>
[  883.138217] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  883.143165] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  883.162062] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  883.169768] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  883.177038] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  883.184320] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  883.191591] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  883.198868] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  883.206185]  skb_clone+0x1bb/0x500
[  883.209735]  ? skb_split+0x11e0/0x11e0
[  883.213637]  ? check_preemption_disabled+0x48/0x280
[  883.218666]  ? __this_cpu_preempt_check+0x1c/0x20
[  883.223525]  ? __bpf_redirect+0x54b/0xb20
[  883.227686]  bpf_clone_redirect+0xb9/0x490
[  883.231929]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  883.236955]  ? __sched_text_start+0x8/0x8
[  883.241103]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  883.245872]  ? find_held_lock+0x36/0x1c0
[  883.249941]  ? lock_acquire+0x1ed/0x520
[  883.253916]  ? bpf_test_run+0x3cb/0x780
[  883.257897]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  883.263443]  ? check_preemption_disabled+0x48/0x280
[  883.268470]  ? kasan_check_read+0x11/0x20
[  883.272635]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  883.277912]  ? rcu_softirq_qs+0x20/0x20
[  883.281889]  ? preempt_schedule+0x4d/0x60
[  883.286054]  ? ___preempt_schedule+0x16/0x18
[  883.290472]  ? bpf_test_run+0x25d/0x780
[  883.294465]  ? netlink_diag_dump+0x2a0/0x2a0
[  883.298878]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  883.304424]  ? bpf_test_init.isra.10+0x70/0x100
[  883.309104]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  883.313872]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  883.318720]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  883.324257]  ? fput+0x130/0x1a0
[  883.327540]  ? __bpf_prog_get+0x9b/0x290
[  883.331616]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  883.336465]  ? bpf_prog_test_run+0x130/0x1a0
[  883.340880]  ? __x64_sys_bpf+0x3db/0x520
[  883.344940]  ? bpf_prog_get+0x20/0x20
[  883.348764]  ? do_syscall_64+0x1b9/0x820
[  883.352827]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  883.358195]  ? syscall_return_slowpath+0x5e0/0x5e0
[  883.363129]  ? trace_hardirqs_on_caller+0x310/0x310
[  883.368150]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  883.373171]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  883.379836]  ? __switch_to_asm+0x40/0x70
[  883.383894]  ? __switch_to_asm+0x34/0x70
[  883.387961]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  883.392814]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  883.398196] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #152
[  883.398353] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  883.405130] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  883.415594] syz-executor5 cpuset=syz5 mems_allowed=0
[  883.424950] Workqueue: events_power_efficient neigh_periodic_work
[  883.436243] Call Trace:
[  883.438824]  <IRQ>
[  883.440980]  dump_stack+0x244/0x39d
[  883.444623]  ? dump_stack_print_info.cold.1+0x20/0x20
[  883.449832]  warn_alloc.cold.116+0xb7/0x1bd
[  883.454161]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  883.459017]  ? lock_downgrade+0x900/0x900
[  883.463176]  ? trace_hardirqs_off+0xb8/0x310
[  883.467593]  ? trace_hardirqs_off+0xb8/0x310
[  883.472016]  __alloc_pages_slowpath+0x26e8/0x2e10
[  883.476889]  ? warn_alloc+0x120/0x120
[  883.480698]  ? warn_alloc+0x120/0x120
[  883.484508]  ? warn_alloc+0x120/0x120
[  883.488313]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  883.493509]  ? print_usage_bug+0xc0/0xc0
[  883.497576]  ? print_usage_bug+0xc0/0xc0
[  883.501651]  ? mark_held_locks+0x130/0x130
[  883.505888]  ? mark_held_locks+0x130/0x130
[  883.510135]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  883.515673]  ? should_fail+0x22d/0xd01
[  883.519559]  ? zap_class+0x640/0x640
[  883.523279]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  883.528387]  ? __lock_acquire+0x62f/0x4c20
[  883.532634]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  883.537741]  ? __lock_acquire+0x62f/0x4c20
[  883.541978]  ? should_fail+0x22d/0xd01
[  883.545875]  ? mark_held_locks+0x130/0x130
[  883.550160]  ? mark_held_locks+0x130/0x130
[  883.554400]  ? lock_downgrade+0x900/0x900
[  883.558563]  ? zap_class+0x640/0x640
[  883.562277]  ? zap_class+0x640/0x640
[  883.565993]  ? zap_class+0x640/0x640
[  883.569709]  ? do_raw_spin_unlock+0xa7/0x330
[  883.574124]  ? trace_hardirqs_on+0x310/0x310
[  883.578532]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  883.584070]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  883.589622]  ? check_preemption_disabled+0x48/0x280
[  883.594659]  ? __lock_is_held+0xb5/0x140
[  883.598730]  __alloc_pages_nodemask+0xa80/0xde0
[  883.603398]  ? zap_class+0x640/0x640
[  883.607125]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  883.612197]  ? find_held_lock+0x36/0x1c0
[  883.616283]  ? ____cache_alloc_node+0x1c7/0x1e0
[  883.620954]  ? lock_downgrade+0x900/0x900
[  883.625112]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  883.630663]  cache_grow_begin+0xa5/0x8c0
[  883.634724]  ? do_raw_spin_unlock+0xa7/0x330
[  883.639150]  fallback_alloc+0x204/0x2e0
[  883.643140]  ____cache_alloc_node+0x1c7/0x1e0
[  883.647650]  kmem_cache_alloc_node+0xe3/0x730
[  883.652149]  ? lockdep_hardirqs_on+0x296/0x5b0
[  883.656745]  __alloc_skb+0x119/0x770
[  883.660456]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  883.665829]  ? netdev_alloc_frag+0x1f0/0x1f0
[  883.670248]  ? vprintk_default+0x28/0x30
[  883.674311]  ? vprintk_func+0x85/0x181
[  883.678203]  ? printk+0xa7/0xcf
[  883.681482]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  883.686252]  new_skb+0x26/0x1c0
[  883.689537]  aoecmd_cfg+0x279/0x7f0
[  883.693169]  ? find_held_lock+0x36/0x1c0
[  883.697234]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  883.701562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  883.707111]  ? __lock_is_held+0xb5/0x140
[  883.711191]  discover_timer+0x50/0x60
[  883.714991]  call_timer_fn+0x272/0x920
[  883.718882]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  883.723730]  ? process_timeout+0x40/0x40
[  883.727802]  ? mark_held_locks+0xc7/0x130
[  883.731951]  ? _raw_spin_unlock_irq+0x27/0x80
[  883.736448]  ? _raw_spin_unlock_irq+0x27/0x80
[  883.740945]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  883.745789]  ? lockdep_hardirqs_on+0x296/0x5b0
[  883.750378]  ? trace_hardirqs_on+0xbd/0x310
[  883.754703]  ? kasan_check_read+0x11/0x20
[  883.758848]  ? __run_timers+0x7da/0xc70
[  883.762822]  ? trace_hardirqs_off_caller+0x310/0x310
[  883.767937]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  883.773321]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  883.778181]  __run_timers+0x7e5/0xc70
[  883.781997]  ? timer_fixup_init+0x70/0x70
[  883.786147]  ? lock_downgrade+0x900/0x900
[  883.790292]  ? zap_class+0x640/0x640
[  883.794019]  ? print_usage_bug+0xc0/0xc0
[  883.798078]  ? trace_hardirqs_on+0x310/0x310
[  883.802508]  ? kvm_clock_read+0x18/0x30
[  883.806484]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  883.811504]  ? ktime_get+0x2c1/0x400
[  883.815223]  ? zap_class+0x640/0x640
[  883.818943]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  883.824482]  ? check_preemption_disabled+0x48/0x280
[  883.829510]  ? __lock_is_held+0xb5/0x140
[  883.833575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  883.839137]  ? check_preemption_disabled+0x48/0x280
[  883.844162]  run_timer_softirq+0x52/0xb0
[  883.848222]  ? rcu_read_lock_sched_held+0x14f/0x180
[  883.853255]  __do_softirq+0x308/0xb7e
[  883.857067]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  883.862169]  ? irq_exit+0xbd/0x1c0
[  883.865710]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  883.870723]  ? smp_reschedule_interrupt+0x109/0x650
[  883.875742]  ? smp_call_function_single_interrupt+0x650/0x650
[  883.881633]  ? ret_from_intr+0xb/0x1e
[  883.885439]  ? trace_hardirqs_off_caller+0xbb/0x310
[  883.890458]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  883.895315]  ? trace_hardirqs_on_caller+0x310/0x310
[  883.900344]  ? task_prio+0x50/0x50
[  883.903903]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  883.909446]  ? check_preemption_disabled+0x48/0x280
[  883.914473]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  883.919318]  ? neigh_periodic_work+0x6bd/0xc60
[  883.923906]  do_softirq_own_stack+0x2a/0x40
[  883.928221]  </IRQ>
[  883.930457]  do_softirq.part.14+0x126/0x160
[  883.934777]  __local_bh_enable_ip+0x21d/0x260
[  883.939273]  _raw_write_unlock_bh+0x30/0x40
[  883.943682]  neigh_periodic_work+0x6bd/0xc60
[  883.948100]  ? neigh_table_clear+0x390/0x390
[  883.952514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  883.958053]  ? check_preemption_disabled+0x48/0x280
[  883.963096]  ? __lock_is_held+0xb5/0x140
[  883.967176]  process_one_work+0xc90/0x1c40
[  883.971413]  ? mark_held_locks+0x130/0x130
[  883.975659]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  883.980326]  ? __switch_to_asm+0x40/0x70
[  883.984386]  ? __switch_to_asm+0x40/0x70
[  883.988637]  ? __switch_to_asm+0x34/0x70
[  883.992700]  ? __switch_to_asm+0x40/0x70
[  883.996762]  ? __switch_to_asm+0x34/0x70
[  884.000823]  ? __switch_to_asm+0x40/0x70
[  884.004884]  ? __switch_to_asm+0x34/0x70
[  884.008946]  ? __switch_to_asm+0x40/0x70
[  884.013018]  ? __schedule+0x8d7/0x21d0
[  884.016924]  ? zap_class+0x640/0x640
[  884.020651]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  884.025418]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  884.030015]  ? lock_acquire+0x1ed/0x520
[  884.033989]  ? worker_thread+0x3e0/0x1390
[  884.038154]  ? kasan_check_read+0x11/0x20
[  884.042301]  ? do_raw_spin_lock+0x14f/0x350
[  884.046628]  ? kasan_check_read+0x11/0x20
[  884.050778]  ? rwlock_bug.part.2+0x90/0x90
[  884.055014]  ? trace_hardirqs_on+0x310/0x310
[  884.059437]  worker_thread+0x17f/0x1390
[  884.063417]  ? __switch_to_asm+0x34/0x70
[  884.067495]  ? process_one_work+0x1c40/0x1c40
[  884.072011]  ? __sched_text_start+0x8/0x8
[  884.076183]  ? __kthread_parkme+0xce/0x1a0
[  884.080422]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  884.085525]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  884.090638]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  884.095231]  ? trace_hardirqs_on+0xbd/0x310
[  884.099555]  ? kasan_check_read+0x11/0x20
[  884.103711]  ? __kthread_parkme+0xce/0x1a0
[  884.107949]  ? trace_hardirqs_off_caller+0x310/0x310
[  884.113067]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  884.118176]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  884.123719]  ? __kthread_parkme+0xfb/0x1a0
[  884.127957]  ? process_one_work+0x1c40/0x1c40
[  884.132454]  kthread+0x35a/0x440
[  884.135822]  ? kthread_stop+0x900/0x900
[  884.139799]  ret_from_fork+0x3a/0x50
[  884.143527] warn_alloc_show_mem: 1 callbacks suppressed
[  884.143539] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  884.143541] Mem-Info:
[  884.143572] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  884.143572]  active_file:8 inactive_file:18 isolated_file:0
[  884.143572]  unevictable:0 dirty:0 writeback:0 unstable:0
[  884.143572]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  884.143572]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  884.143572]  free:13785 free_pcp:451 free_cma:0
[  884.148915] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  884.156282] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  884.158685] Call Trace:
[  884.191656] 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
[  884.201000]  <IRQ>
[  884.228920] lowmem_reserve[]: 0 2818 6321 6321
[  884.231509]  dump_stack+0x244/0x39d
[  884.257589] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  884.259748]  ? dump_stack_print_info.cold.1+0x20/0x20
[  884.264302] lowmem_reserve[]: 0 0 3503 3503
[  884.267931]  warn_alloc.cold.116+0xb7/0x1bd
[  884.295225] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  884.300415]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  884.304712] lowmem_reserve[]: 0 0 0 0
[  884.309031]  ? lock_downgrade+0x900/0x900
[  884.338244] 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
[  884.343089]  ? trace_hardirqs_off+0xb8/0x310
[  884.346855] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  884.351001]  ? trace_hardirqs_off+0xb8/0x310
[  884.364495] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  884.368903]  __alloc_pages_slowpath+0x26e8/0x2e10
[  884.384050] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  884.388472]  ? warn_alloc+0x120/0x120
[  884.402990] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  884.407831]  ? warn_alloc+0x120/0x120
[  884.416637] 3988 total pagecache pages
[  884.416654] 0 pages in swap cache
[  884.420439]  ? warn_alloc+0x120/0x120
[  884.428997] Swap cache stats: add 0, delete 0, find 0/0
[  884.432788]  ? print_usage_bug+0xc0/0xc0
[  884.436647] Free swap  = 0kB
[  884.440094]  ? print_usage_bug+0xc0/0xc0
[  884.443867] Total swap = 0kB
[  884.449225]  ? mark_held_locks+0x130/0x130
[  884.453258] 1965979 pages RAM
[  884.456273]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  884.460301] 0 pages HighMem/MovableOnly
[  884.463315]  ? should_fail+0x22d/0xd01
[  884.467520] 342853 pages reserved
[  884.470635]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  884.476146] 0 pages cma reserved
[  884.480114]  ? __lock_acquire+0x62f/0x4c20
[  884.484061] aoe: skb alloc failure
[  884.487446]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  884.487475]  ? __lock_acquire+0x62f/0x4c20
[  884.487491]  ? should_fail+0x22d/0xd01
[  884.492599] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  884.495944]  ? mark_held_locks+0x130/0x130
[  884.500150] kworker/1:0 cpuset=/ mems_allowed=0
[  884.503687]  ? mark_held_locks+0x130/0x130
[  884.540239]  ? rcu_softirq_qs+0x20/0x20
[  884.544223]  ? zap_class+0x640/0x640
[  884.547939]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  884.553047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  884.558584]  ? check_preemption_disabled+0x48/0x280
[  884.563651]  ? __lock_is_held+0xb5/0x140
[  884.567738]  __alloc_pages_nodemask+0xa80/0xde0
[  884.572409]  ? zap_class+0x640/0x640
[  884.576130]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  884.581163]  ? find_held_lock+0x36/0x1c0
[  884.585235]  ? ____cache_alloc_node+0x1c7/0x1e0
[  884.589909]  ? lock_downgrade+0x900/0x900
[  884.594063]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  884.599604]  cache_grow_begin+0xa5/0x8c0
[  884.603681]  ? do_raw_spin_unlock+0xa7/0x330
[  884.608095]  fallback_alloc+0x204/0x2e0
[  884.612075]  ____cache_alloc_node+0x1c7/0x1e0
[  884.616576]  kmem_cache_alloc+0x1f8/0x730
[  884.620737]  skb_clone+0x1bb/0x500
[  884.624276]  ? refcount_inc_not_zero_checked+0x1e5/0x2f0
[  884.629730]  ? skb_split+0x11e0/0x11e0
[  884.633630]  ? refcount_add_not_zero_checked+0x330/0x330
[  884.639081]  ? kasan_check_read+0x11/0x20
[  884.643229]  ? do_raw_write_lock+0x14f/0x310
[  884.647645]  ? do_raw_read_unlock+0x70/0x70
[  884.651971]  ? find_held_lock+0x36/0x1c0
[  884.656038]  neigh_probe+0x59/0x120
[  884.659669]  neigh_timer_handler+0x694/0xdf0
[  884.664085]  ? neigh_periodic_work+0xc60/0xc60
[  884.668671]  ? __lock_is_held+0xb5/0x140
[  884.672760]  call_timer_fn+0x272/0x920
[  884.676659]  ? neigh_periodic_work+0xc60/0xc60
[  884.681242]  ? process_timeout+0x40/0x40
[  884.685310]  ? __run_timers+0x7da/0xc70
[  884.689288]  ? _raw_spin_unlock_irq+0x27/0x80
[  884.693781]  ? _raw_spin_unlock_irq+0x27/0x80
[  884.698273]  ? neigh_periodic_work+0xc60/0xc60
[  884.702862]  ? lockdep_hardirqs_on+0x296/0x5b0
[  884.707447]  ? trace_hardirqs_on+0xbd/0x310
[  884.711771]  ? kasan_check_read+0x11/0x20
[  884.715920]  ? __run_timers+0x7da/0xc70
[  884.719899]  ? trace_hardirqs_off_caller+0x310/0x310
[  884.725015]  ? neigh_periodic_work+0xc60/0xc60
[  884.729599]  __run_timers+0x7e5/0xc70
[  884.733424]  ? timer_fixup_init+0x70/0x70
[  884.737577]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  884.742603]  ? zap_class+0x640/0x640
[  884.746337]  ? enqueue_hrtimer+0x1a5/0x560
[  884.750580]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  884.755784]  ? find_held_lock+0x36/0x1c0
[  884.759849]  ? zap_class+0x640/0x640
[  884.763572]  ? pvclock_read_flags+0x160/0x160
[  884.768073]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  884.773626]  ? check_preemption_disabled+0x48/0x280
[  884.778658]  ? __lock_is_held+0xb5/0x140
[  884.782724]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  884.788263]  ? check_preemption_disabled+0x48/0x280
[  884.793286]  run_timer_softirq+0x52/0xb0
[  884.797348]  ? rcu_read_lock_sched_held+0x14f/0x180
[  884.802365]  __do_softirq+0x308/0xb7e
[  884.806176]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  884.810675]  ? lock_downgrade+0x900/0x900
[  884.814834]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  884.819944]  ? pvclock_read_flags+0x160/0x160
[  884.824443]  ? lapic_next_event+0x5a/0x90
[  884.828597]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  884.834152]  ? kvm_clock_read+0x18/0x30
[  884.838128]  ? kvm_sched_clock_read+0x9/0x20
[  884.842545]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  884.848085]  ? check_preemption_disabled+0x48/0x280
[  884.853110]  irq_exit+0x17f/0x1c0
[  884.856568]  smp_apic_timer_interrupt+0x1cb/0x760
[  884.861410]  ? smp_reschedule_interrupt+0x109/0x650
[  884.866426]  ? smp_call_function_single_interrupt+0x650/0x650
[  884.872332]  ? interrupt_entry+0xb5/0xc0
[  884.876417]  ? trace_hardirqs_off_caller+0xbb/0x310
[  884.881434]  ? trace_hardirqs_off_caller+0xbb/0x310
[  884.886455]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  884.891298]  ? trace_hardirqs_on_caller+0x310/0x310
[  884.896314]  ? trace_hardirqs_on_caller+0x310/0x310
[  884.901329]  ? task_prio+0x50/0x50
[  884.904871]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  884.910409]  ? check_preemption_disabled+0x48/0x280
[  884.915437]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  884.920293]  apic_timer_interrupt+0xf/0x20
[  884.924522]  </IRQ>
[  884.926765] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  884.931699] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  884.950598] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  884.958318] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  884.965583] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  884.972859] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  884.980126] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  884.987397] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  884.994709]  skb_clone+0x1bb/0x500
[  884.998253]  ? skb_split+0x11e0/0x11e0
[  885.002147]  ? check_preemption_disabled+0x48/0x280
[  885.007172]  ? __this_cpu_preempt_check+0x1c/0x20
[  885.012014]  ? __bpf_redirect+0x54b/0xb20
[  885.016175]  bpf_clone_redirect+0xb9/0x490
[  885.020418]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  885.025439]  ? __sched_text_start+0x8/0x8
[  885.029592]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  885.034372]  ? find_held_lock+0x36/0x1c0
[  885.038446]  ? lock_acquire+0x1ed/0x520
[  885.042421]  ? bpf_test_run+0x3cb/0x780
[  885.046396]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  885.051938]  ? check_preemption_disabled+0x48/0x280
[  885.056961]  ? kasan_check_read+0x11/0x20
[  885.061114]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  885.066395]  ? rcu_softirq_qs+0x20/0x20
[  885.070376]  ? preempt_schedule+0x4d/0x60
[  885.074524]  ? ___preempt_schedule+0x16/0x18
[  885.078943]  ? bpf_test_run+0x25d/0x780
[  885.082931]  ? netlink_diag_dump+0x2a0/0x2a0
[  885.087347]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  885.092894]  ? bpf_test_init.isra.10+0x70/0x100
[  885.097573]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  885.102342]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  885.107186]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  885.112726]  ? fput+0x130/0x1a0
[  885.116012]  ? __bpf_prog_get+0x9b/0x290
[  885.120200]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  885.125041]  ? bpf_prog_test_run+0x130/0x1a0
[  885.129454]  ? __x64_sys_bpf+0x3db/0x520
[  885.133518]  ? bpf_prog_get+0x20/0x20
[  885.137354]  ? do_syscall_64+0x1b9/0x820
[  885.141430]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  885.146810]  ? syscall_return_slowpath+0x5e0/0x5e0
[  885.151742]  ? trace_hardirqs_on_caller+0x310/0x310
[  885.156762]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  885.161780]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  885.168446]  ? __switch_to_asm+0x40/0x70
[  885.172519]  ? __switch_to_asm+0x34/0x70
[  885.176590]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  885.181453]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  885.186838] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #152
[  885.186996] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  885.193774] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  885.204246] syz-executor5 cpuset=syz5 mems_allowed=0
[  885.213591] Workqueue: events_power_efficient neigh_periodic_work
[  885.224880] Call Trace:
[  885.227459]  <IRQ>
[  885.229626]  dump_stack+0x244/0x39d
[  885.233260]  ? dump_stack_print_info.cold.1+0x20/0x20
[  885.238467]  warn_alloc.cold.116+0xb7/0x1bd
[  885.242791]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  885.247670]  ? lock_downgrade+0x900/0x900
[  885.251828]  ? trace_hardirqs_off+0xb8/0x310
[  885.256243]  ? trace_hardirqs_off+0xb8/0x310
[  885.260680]  __alloc_pages_slowpath+0x26e8/0x2e10
[  885.265567]  ? warn_alloc+0x120/0x120
[  885.269386]  ? warn_alloc+0x120/0x120
[  885.273194]  ? warn_alloc+0x120/0x120
[  885.276999]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  885.282202]  ? print_usage_bug+0xc0/0xc0
[  885.286265]  ? print_usage_bug+0xc0/0xc0
[  885.290328]  ? mark_held_locks+0x130/0x130
[  885.294566]  ? mark_held_locks+0x130/0x130
[  885.298804]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  885.304357]  ? should_fail+0x22d/0xd01
[  885.308246]  ? zap_class+0x640/0x640
[  885.311965]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  885.317071]  ? __lock_acquire+0x62f/0x4c20
[  885.321310]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  885.326415]  ? __lock_acquire+0x62f/0x4c20
[  885.330675]  ? should_fail+0x22d/0xd01
[  885.334572]  ? mark_held_locks+0x130/0x130
[  885.338809]  ? mark_held_locks+0x130/0x130
[  885.343043]  ? lock_downgrade+0x900/0x900
[  885.347192]  ? zap_class+0x640/0x640
[  885.350908]  ? zap_class+0x640/0x640
[  885.354634]  ? zap_class+0x640/0x640
[  885.358348]  ? do_raw_spin_unlock+0xa7/0x330
[  885.362762]  ? trace_hardirqs_on+0x310/0x310
[  885.367169]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  885.372711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  885.378250]  ? check_preemption_disabled+0x48/0x280
[  885.383291]  ? __lock_is_held+0xb5/0x140
[  885.387373]  __alloc_pages_nodemask+0xa80/0xde0
[  885.392046]  ? zap_class+0x640/0x640
[  885.395764]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  885.400792]  ? find_held_lock+0x36/0x1c0
[  885.404869]  ? ____cache_alloc_node+0x1c7/0x1e0
[  885.409538]  ? lock_downgrade+0x900/0x900
[  885.413700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  885.419242]  cache_grow_begin+0xa5/0x8c0
[  885.423302]  ? do_raw_spin_unlock+0xa7/0x330
[  885.427723]  fallback_alloc+0x204/0x2e0
[  885.431707]  ____cache_alloc_node+0x1c7/0x1e0
[  885.436213]  kmem_cache_alloc_node+0xe3/0x730
[  885.440708]  ? lockdep_hardirqs_on+0x296/0x5b0
[  885.445299]  __alloc_skb+0x119/0x770
[  885.449011]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  885.454375]  ? netdev_alloc_frag+0x1f0/0x1f0
[  885.458807]  ? vprintk_default+0x28/0x30
[  885.462868]  ? vprintk_func+0x85/0x181
[  885.466767]  ? printk+0xa7/0xcf
[  885.470046]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  885.474814]  new_skb+0x26/0x1c0
[  885.478096]  aoecmd_cfg+0x279/0x7f0
[  885.481742]  ? find_held_lock+0x36/0x1c0
[  885.485838]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  885.490171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  885.495720]  ? __lock_is_held+0xb5/0x140
[  885.499796]  discover_timer+0x50/0x60
[  885.503598]  call_timer_fn+0x272/0x920
[  885.507495]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  885.512340]  ? process_timeout+0x40/0x40
[  885.516411]  ? mark_held_locks+0xc7/0x130
[  885.520566]  ? _raw_spin_unlock_irq+0x27/0x80
[  885.525059]  ? _raw_spin_unlock_irq+0x27/0x80
[  885.529552]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  885.534394]  ? lockdep_hardirqs_on+0x296/0x5b0
[  885.538996]  ? trace_hardirqs_on+0xbd/0x310
[  885.543334]  ? kasan_check_read+0x11/0x20
[  885.547481]  ? __run_timers+0x7da/0xc70
[  885.551485]  ? trace_hardirqs_off_caller+0x310/0x310
[  885.556598]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  885.561982]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  885.566823]  __run_timers+0x7e5/0xc70
[  885.570640]  ? timer_fixup_init+0x70/0x70
[  885.574793]  ? lock_downgrade+0x900/0x900
[  885.578938]  ? zap_class+0x640/0x640
[  885.582668]  ? print_usage_bug+0xc0/0xc0
[  885.586729]  ? trace_hardirqs_on+0x310/0x310
[  885.591148]  ? kvm_clock_read+0x18/0x30
[  885.595154]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  885.600173]  ? ktime_get+0x2c1/0x400
[  885.603919]  ? zap_class+0x640/0x640
[  885.607641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  885.613187]  ? check_preemption_disabled+0x48/0x280
[  885.618229]  ? __lock_is_held+0xb5/0x140
[  885.622295]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  885.627863]  ? check_preemption_disabled+0x48/0x280
[  885.632902]  run_timer_softirq+0x52/0xb0
[  885.636978]  ? rcu_read_lock_sched_held+0x14f/0x180
[  885.642010]  __do_softirq+0x308/0xb7e
[  885.645821]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  885.650927]  ? irq_exit+0xbd/0x1c0
[  885.654470]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  885.659530]  ? smp_reschedule_interrupt+0x109/0x650
[  885.664550]  ? smp_call_function_single_interrupt+0x650/0x650
[  885.670436]  ? ret_from_intr+0xb/0x1e
[  885.674257]  ? trace_hardirqs_off_caller+0xbb/0x310
[  885.679274]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  885.684118]  ? trace_hardirqs_on_caller+0x310/0x310
[  885.689142]  ? task_prio+0x50/0x50
[  885.692685]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  885.698223]  ? check_preemption_disabled+0x48/0x280
[  885.703247]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  885.708093]  ? neigh_periodic_work+0x6bd/0xc60
[  885.712683]  do_softirq_own_stack+0x2a/0x40
[  885.716999]  </IRQ>
[  885.719240]  do_softirq.part.14+0x126/0x160
[  885.723561]  __local_bh_enable_ip+0x21d/0x260
[  885.728063]  _raw_write_unlock_bh+0x30/0x40
[  885.732384]  neigh_periodic_work+0x6bd/0xc60
[  885.736799]  ? neigh_table_clear+0x390/0x390
[  885.741214]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  885.746751]  ? check_preemption_disabled+0x48/0x280
[  885.751780]  ? __lock_is_held+0xb5/0x140
[  885.755854]  process_one_work+0xc90/0x1c40
[  885.760090]  ? mark_held_locks+0x130/0x130
[  885.764369]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  885.769068]  ? __switch_to_asm+0x40/0x70
[  885.773160]  ? __switch_to_asm+0x40/0x70
[  885.777216]  ? __switch_to_asm+0x34/0x70
[  885.781272]  ? __switch_to_asm+0x40/0x70
[  885.785332]  ? __switch_to_asm+0x34/0x70
[  885.789389]  ? __switch_to_asm+0x40/0x70
[  885.793448]  ? __switch_to_asm+0x34/0x70
[  885.797510]  ? __switch_to_asm+0x40/0x70
[  885.801579]  ? __schedule+0x8d7/0x21d0
[  885.805493]  ? zap_class+0x640/0x640
[  885.809215]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  885.813979]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  885.818578]  ? lock_acquire+0x1ed/0x520
[  885.822591]  ? worker_thread+0x3e0/0x1390
[  885.826796]  ? kasan_check_read+0x11/0x20
[  885.830943]  ? do_raw_spin_lock+0x14f/0x350
[  885.835262]  ? kasan_check_read+0x11/0x20
[  885.839410]  ? rwlock_bug.part.2+0x90/0x90
[  885.843646]  ? trace_hardirqs_on+0x310/0x310
[  885.848068]  worker_thread+0x17f/0x1390
[  885.852039]  ? __switch_to_asm+0x34/0x70
[  885.856112]  ? process_one_work+0x1c40/0x1c40
[  885.860636]  ? __sched_text_start+0x8/0x8
[  885.864824]  ? __kthread_parkme+0xce/0x1a0
[  885.869063]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  885.874179]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  885.879285]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  885.883873]  ? trace_hardirqs_on+0xbd/0x310
[  885.888195]  ? kasan_check_read+0x11/0x20
[  885.892345]  ? __kthread_parkme+0xce/0x1a0
[  885.896582]  ? trace_hardirqs_off_caller+0x310/0x310
[  885.901702]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  885.906804]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  885.912356]  ? __kthread_parkme+0xfb/0x1a0
[  885.916661]  ? process_one_work+0x1c40/0x1c40
[  885.921171]  kthread+0x35a/0x440
[  885.924543]  ? kthread_stop+0x900/0x900
[  885.928522]  ret_from_fork+0x3a/0x50
[  885.932260] warn_alloc_show_mem: 1 callbacks suppressed
[  885.932272] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  885.932274] Mem-Info:
[  885.932327] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  885.932327]  active_file:8 inactive_file:18 isolated_file:0
[  885.932327]  unevictable:0 dirty:0 writeback:0 unstable:0
[  885.932327]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  885.932327]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  885.932327]  free:13785 free_pcp:451 free_cma:0
[  885.937675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  885.945055] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  885.947458] Call Trace:
[  885.980426] 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
[  885.990273]  <IRQ>
[  886.018094] lowmem_reserve[]: 0 2818 6321 6321
[  886.020687]  dump_stack+0x244/0x39d
[  886.046767] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  886.048917]  ? dump_stack_print_info.cold.1+0x20/0x20
[  886.053470] lowmem_reserve[]: 0 0 3503 3503
[  886.057100]  warn_alloc.cold.116+0xb7/0x1bd
[  886.084389] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  886.089575]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  886.093958] lowmem_reserve[]: 0 0 0 0
[  886.098278]  ? lock_downgrade+0x900/0x900
[  886.127488] 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
[  886.132330]  ? trace_hardirqs_off+0xb8/0x310
[  886.136097] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  886.140238]  ? trace_hardirqs_off+0xb8/0x310
[  886.153729] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  886.158140]  __alloc_pages_slowpath+0x26e8/0x2e10
[  886.173291] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  886.177708]  ? warn_alloc+0x120/0x120
[  886.192234] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  886.197067]  ? warn_alloc+0x120/0x120
[  886.205878] 3988 total pagecache pages
[  886.209671]  ? warn_alloc+0x120/0x120
[  886.218224] 0 pages in swap cache
[  886.222025]  ? print_usage_bug+0xc0/0xc0
[  886.225885] Swap cache stats: add 0, delete 0, find 0/0
[  886.229672]  ? __lock_acquire+0x62f/0x4c20
[  886.233102] Free swap  = 0kB
[  886.237157]  ? print_usage_bug+0xc0/0xc0
[  886.242497] Total swap = 0kB
[  886.246725]  ? print_usage_bug+0xc0/0xc0
[  886.249721] 1965979 pages RAM
[  886.253774]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  886.256766] 0 pages HighMem/MovableOnly
[  886.260820]  ? should_fail+0x22d/0xd01
[  886.263898] 342853 pages reserved
[  886.269425]  ? print_usage_bug+0xc0/0xc0
[  886.273372] 0 pages cma reserved
[  886.277251]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  886.280732] aoe: skb alloc failure
[  886.284728]  ? __lock_acquire+0x62f/0x4c20
[  886.284749]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  886.284766]  ? __lock_acquire+0x62f/0x4c20
[  886.288159] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  886.293218]  ? should_fail+0x22d/0xd01
[  886.296733] kworker/1:0 cpuset=/ mems_allowed=0
[  886.300964]  ? mark_held_locks+0x130/0x130
[  886.333326]  ? mark_held_locks+0x130/0x130
[  886.337595]  ? mark_held_locks+0x130/0x130
[  886.341882]  ? zap_class+0x640/0x640
[  886.345598]  ? mark_held_locks+0x130/0x130
[  886.349847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  886.355386]  ? check_preemption_disabled+0x48/0x280
[  886.360416]  ? __lock_is_held+0xb5/0x140
[  886.364483]  __alloc_pages_nodemask+0xa80/0xde0
[  886.369153]  ? zap_class+0x640/0x640
[  886.372872]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  886.377899]  ? find_held_lock+0x36/0x1c0
[  886.381985]  ? ____cache_alloc_node+0x1c7/0x1e0
[  886.386679]  ? lock_downgrade+0x900/0x900
[  886.390832]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  886.396374]  cache_grow_begin+0xa5/0x8c0
[  886.400453]  ? do_raw_spin_unlock+0xa7/0x330
[  886.404871]  fallback_alloc+0x204/0x2e0
[  886.408855]  ____cache_alloc_node+0x1c7/0x1e0
[  886.413360]  kmem_cache_alloc_node+0xe3/0x730
[  886.417868]  __alloc_skb+0x119/0x770
[  886.421596]  ? netdev_alloc_frag+0x1f0/0x1f0
[  886.426029]  ? check_preemption_disabled+0x48/0x280
[  886.431049]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  886.435982]  ? kasan_check_read+0x11/0x20
[  886.440142]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  886.445418]  ? rcu_softirq_qs+0x20/0x20
[  886.449407]  ? inet_select_addr+0x7fd/0xdf0
[  886.453735]  arp_create+0x195/0x970
[  886.457384]  arp_send_dst.part.19+0xe6/0x3f0
[  886.461798]  ? arp_xmit+0x610/0x610
[  886.465454]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  886.470379]  ? kasan_check_read+0x11/0x20
[  886.474528]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  886.479802]  ? rcu_softirq_qs+0x20/0x20
[  886.483784]  arp_solicit+0x806/0x14e0
[  886.487592]  ? find_held_lock+0x36/0x1c0
[  886.491683]  ? arp_rcv+0xbd0/0xbd0
[  886.495230]  ? neigh_probe+0x6f/0x120
[  886.499034]  ? lock_downgrade+0x900/0x900
[  886.503184]  ? skb_clone+0x21a/0x500
[  886.506901]  ? refcount_inc_not_zero_checked+0x1e5/0x2f0
[  886.512351]  ? skb_split+0x11e0/0x11e0
[  886.516239]  ? refcount_add_not_zero_checked+0x330/0x330
[  886.521707]  ? do_raw_write_trylock+0x270/0x270
[  886.526376]  ? do_raw_read_unlock+0x70/0x70
[  886.530712]  ? arp_rcv+0xbd0/0xbd0
[  886.534267]  neigh_probe+0xca/0x120
[  886.537911]  neigh_timer_handler+0x694/0xdf0
[  886.542324]  ? neigh_periodic_work+0xc60/0xc60
[  886.546910]  ? __lock_is_held+0xb5/0x140
[  886.550983]  call_timer_fn+0x272/0x920
[  886.554889]  ? neigh_periodic_work+0xc60/0xc60
[  886.559467]  ? process_timeout+0x40/0x40
[  886.563540]  ? __run_timers+0x7da/0xc70
[  886.567530]  ? _raw_spin_unlock_irq+0x27/0x80
[  886.572024]  ? _raw_spin_unlock_irq+0x27/0x80
[  886.576519]  ? neigh_periodic_work+0xc60/0xc60
[  886.581102]  ? lockdep_hardirqs_on+0x296/0x5b0
[  886.585694]  ? trace_hardirqs_on+0xbd/0x310
[  886.590014]  ? kasan_check_read+0x11/0x20
[  886.594158]  ? __run_timers+0x7da/0xc70
[  886.598136]  ? trace_hardirqs_off_caller+0x310/0x310
[  886.603249]  ? neigh_periodic_work+0xc60/0xc60
[  886.607851]  __run_timers+0x7e5/0xc70
[  886.611680]  ? timer_fixup_init+0x70/0x70
[  886.615826]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  886.620840]  ? zap_class+0x640/0x640
[  886.624555]  ? enqueue_hrtimer+0x1a5/0x560
[  886.628788]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  886.634002]  ? find_held_lock+0x36/0x1c0
[  886.638087]  ? zap_class+0x640/0x640
[  886.641809]  ? pvclock_read_flags+0x160/0x160
[  886.646304]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  886.651845]  ? check_preemption_disabled+0x48/0x280
[  886.656872]  ? __lock_is_held+0xb5/0x140
[  886.660977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  886.666518]  ? check_preemption_disabled+0x48/0x280
[  886.671545]  run_timer_softirq+0x52/0xb0
[  886.675608]  ? rcu_read_lock_sched_held+0x14f/0x180
[  886.680654]  __do_softirq+0x308/0xb7e
[  886.684462]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  886.688954]  ? lock_downgrade+0x900/0x900
[  886.693109]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  886.698233]  ? pvclock_read_flags+0x160/0x160
[  886.702730]  ? lapic_next_event+0x5a/0x90
[  886.706909]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  886.712483]  ? kvm_clock_read+0x18/0x30
[  886.716471]  ? kvm_sched_clock_read+0x9/0x20
[  886.720884]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  886.726423]  ? check_preemption_disabled+0x48/0x280
[  886.731444]  irq_exit+0x17f/0x1c0
[  886.734895]  smp_apic_timer_interrupt+0x1cb/0x760
[  886.739753]  ? smp_reschedule_interrupt+0x109/0x650
[  886.744777]  ? smp_call_function_single_interrupt+0x650/0x650
[  886.750664]  ? interrupt_entry+0xb5/0xc0
[  886.754722]  ? trace_hardirqs_off_caller+0xbb/0x310
[  886.759736]  ? trace_hardirqs_off_caller+0xbb/0x310
[  886.764756]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  886.769599]  ? trace_hardirqs_on_caller+0x310/0x310
[  886.774638]  ? trace_hardirqs_on_caller+0x310/0x310
[  886.779672]  ? task_prio+0x50/0x50
[  886.783212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  886.788762]  ? check_preemption_disabled+0x48/0x280
[  886.793784]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  886.798648]  apic_timer_interrupt+0xf/0x20
[  886.802877]  </IRQ>
[  886.805114] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  886.810043] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  886.828940] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  886.836670] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  886.843950] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  886.851219] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  886.858483] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  886.865752] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  886.873072]  skb_clone+0x1bb/0x500
[  886.876647]  ? skb_split+0x11e0/0x11e0
[  886.880549]  ? check_preemption_disabled+0x48/0x280
[  886.885573]  ? __this_cpu_preempt_check+0x1c/0x20
[  886.890411]  ? __bpf_redirect+0x54b/0xb20
[  886.894562]  bpf_clone_redirect+0xb9/0x490
[  886.898809]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  886.903846]  ? __sched_text_start+0x8/0x8
[  886.907995]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  886.912761]  ? find_held_lock+0x36/0x1c0
[  886.916832]  ? lock_acquire+0x1ed/0x520
[  886.920805]  ? bpf_test_run+0x3cb/0x780
[  886.924792]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  886.930329]  ? check_preemption_disabled+0x48/0x280
[  886.935352]  ? kasan_check_read+0x11/0x20
[  886.939501]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  886.944779]  ? rcu_softirq_qs+0x20/0x20
[  886.948758]  ? preempt_schedule+0x4d/0x60
[  886.952908]  ? ___preempt_schedule+0x16/0x18
[  886.957328]  ? bpf_test_run+0x25d/0x780
[  886.961315]  ? netlink_diag_dump+0x2a0/0x2a0
[  886.965730]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  886.971267]  ? bpf_test_init.isra.10+0x70/0x100
[  886.975970]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  886.980752]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  886.985597]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  886.991143]  ? fput+0x130/0x1a0
[  886.994424]  ? __bpf_prog_get+0x9b/0x290
[  886.998488]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  887.003345]  ? bpf_prog_test_run+0x130/0x1a0
[  887.007754]  ? __x64_sys_bpf+0x3db/0x520
[  887.011813]  ? bpf_prog_get+0x20/0x20
[  887.015662]  ? do_syscall_64+0x1b9/0x820
[  887.019725]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  887.025090]  ? syscall_return_slowpath+0x5e0/0x5e0
[  887.030046]  ? trace_hardirqs_on_caller+0x310/0x310
[  887.035064]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  887.040087]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  887.046753]  ? __switch_to_asm+0x40/0x70
[  887.050815]  ? __switch_to_asm+0x34/0x70
[  887.054884]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  887.059746]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  887.065133] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #152
[  887.065266] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  887.072060] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  887.082529] syz-executor5 cpuset=syz5 mems_allowed=0
[  887.091880] Workqueue: events_power_efficient neigh_periodic_work
[  887.103184] Call Trace:
[  887.105760]  <IRQ>
[  887.107915]  dump_stack+0x244/0x39d
[  887.111548]  ? dump_stack_print_info.cold.1+0x20/0x20
[  887.117195]  warn_alloc.cold.116+0xb7/0x1bd
[  887.121519]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  887.126365]  ? lock_downgrade+0x900/0x900
[  887.130531]  ? trace_hardirqs_off+0xb8/0x310
[  887.134952]  ? trace_hardirqs_off+0xb8/0x310
[  887.139372]  __alloc_pages_slowpath+0x26e8/0x2e10
[  887.144244]  ? warn_alloc+0x120/0x120
[  887.148051]  ? warn_alloc+0x120/0x120
[  887.151859]  ? warn_alloc+0x120/0x120
[  887.155661]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  887.160856]  ? print_usage_bug+0xc0/0xc0
[  887.164928]  ? print_usage_bug+0xc0/0xc0
[  887.168992]  ? mark_held_locks+0x130/0x130
[  887.173229]  ? mark_held_locks+0x130/0x130
[  887.177466]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  887.183004]  ? should_fail+0x22d/0xd01
[  887.186891]  ? zap_class+0x640/0x640
[  887.190620]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  887.195728]  ? __lock_acquire+0x62f/0x4c20
[  887.199971]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  887.205074]  ? __lock_acquire+0x62f/0x4c20
[  887.209312]  ? should_fail+0x22d/0xd01
[  887.213239]  ? mark_held_locks+0x130/0x130
[  887.217505]  ? mark_held_locks+0x130/0x130
[  887.221752]  ? lock_downgrade+0x900/0x900
[  887.225900]  ? zap_class+0x640/0x640
[  887.229621]  ? zap_class+0x640/0x640
[  887.233370]  ? zap_class+0x640/0x640
[  887.237081]  ? do_raw_spin_unlock+0xa7/0x330
[  887.241492]  ? trace_hardirqs_on+0x310/0x310
[  887.245900]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  887.251439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  887.256992]  ? check_preemption_disabled+0x48/0x280
[  887.262016]  ? __lock_is_held+0xb5/0x140
[  887.266095]  __alloc_pages_nodemask+0xa80/0xde0
[  887.270766]  ? zap_class+0x640/0x640
[  887.274489]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  887.279517]  ? find_held_lock+0x36/0x1c0
[  887.283591]  ? ____cache_alloc_node+0x1c7/0x1e0
[  887.288282]  ? lock_downgrade+0x900/0x900
[  887.292436]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  887.297977]  cache_grow_begin+0xa5/0x8c0
[  887.302038]  ? do_raw_spin_unlock+0xa7/0x330
[  887.306473]  fallback_alloc+0x204/0x2e0
[  887.310453]  ____cache_alloc_node+0x1c7/0x1e0
[  887.314992]  kmem_cache_alloc_node+0xe3/0x730
[  887.319492]  ? lockdep_hardirqs_on+0x296/0x5b0
[  887.324092]  __alloc_skb+0x119/0x770
[  887.327859]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  887.333229]  ? netdev_alloc_frag+0x1f0/0x1f0
[  887.337651]  ? vprintk_default+0x28/0x30
[  887.341713]  ? vprintk_func+0x85/0x181
[  887.345606]  ? printk+0xa7/0xcf
[  887.348899]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  887.353666]  new_skb+0x26/0x1c0
[  887.356948]  aoecmd_cfg+0x279/0x7f0
[  887.360577]  ? find_held_lock+0x36/0x1c0
[  887.364645]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  887.368980]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  887.374543]  ? __lock_is_held+0xb5/0x140
[  887.378631]  discover_timer+0x50/0x60
[  887.382449]  call_timer_fn+0x272/0x920
[  887.386335]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  887.391179]  ? process_timeout+0x40/0x40
[  887.395280]  ? mark_held_locks+0xc7/0x130
[  887.399433]  ? _raw_spin_unlock_irq+0x27/0x80
[  887.403925]  ? _raw_spin_unlock_irq+0x27/0x80
[  887.408418]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  887.413311]  ? lockdep_hardirqs_on+0x296/0x5b0
[  887.417909]  ? trace_hardirqs_on+0xbd/0x310
[  887.422230]  ? kasan_check_read+0x11/0x20
[  887.426396]  ? __run_timers+0x7da/0xc70
[  887.430407]  ? trace_hardirqs_off_caller+0x310/0x310
[  887.435531]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  887.440899]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  887.445745]  __run_timers+0x7e5/0xc70
[  887.449572]  ? timer_fixup_init+0x70/0x70
[  887.453716]  ? lock_downgrade+0x900/0x900
[  887.457865]  ? zap_class+0x640/0x640
[  887.461593]  ? print_usage_bug+0xc0/0xc0
[  887.465667]  ? trace_hardirqs_on+0x310/0x310
[  887.470089]  ? kvm_clock_read+0x18/0x30
[  887.474060]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  887.479074]  ? ktime_get+0x2c1/0x400
[  887.482790]  ? zap_class+0x640/0x640
[  887.486513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  887.492053]  ? check_preemption_disabled+0x48/0x280
[  887.497079]  ? __lock_is_held+0xb5/0x140
[  887.501152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  887.506695]  ? check_preemption_disabled+0x48/0x280
[  887.511733]  run_timer_softirq+0x52/0xb0
[  887.515797]  ? rcu_read_lock_sched_held+0x14f/0x180
[  887.520818]  __do_softirq+0x308/0xb7e
[  887.524673]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  887.529773]  ? irq_exit+0xbd/0x1c0
[  887.533347]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  887.538361]  ? smp_reschedule_interrupt+0x109/0x650
[  887.543391]  ? smp_call_function_single_interrupt+0x650/0x650
[  887.549284]  ? ret_from_intr+0xb/0x1e
[  887.553089]  ? trace_hardirqs_off_caller+0xbb/0x310
[  887.558115]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  887.562970]  ? trace_hardirqs_on_caller+0x310/0x310
[  887.567988]  ? task_prio+0x50/0x50
[  887.571531]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  887.577067]  ? check_preemption_disabled+0x48/0x280
[  887.582104]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  887.586968]  ? neigh_periodic_work+0x6bd/0xc60
[  887.591563]  do_softirq_own_stack+0x2a/0x40
[  887.595880]  </IRQ>
[  887.598135]  do_softirq.part.14+0x126/0x160
[  887.602458]  __local_bh_enable_ip+0x21d/0x260
[  887.606956]  _raw_write_unlock_bh+0x30/0x40
[  887.611281]  neigh_periodic_work+0x6bd/0xc60
[  887.615702]  ? neigh_table_clear+0x390/0x390
[  887.620171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  887.625714]  ? check_preemption_disabled+0x48/0x280
[  887.630745]  ? __lock_is_held+0xb5/0x140
[  887.634835]  process_one_work+0xc90/0x1c40
[  887.639083]  ? mark_held_locks+0x130/0x130
[  887.643351]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  887.648015]  ? __switch_to_asm+0x40/0x70
[  887.652076]  ? __switch_to_asm+0x40/0x70
[  887.656138]  ? __switch_to_asm+0x34/0x70
[  887.660202]  ? __switch_to_asm+0x40/0x70
[  887.664291]  ? __switch_to_asm+0x34/0x70
[  887.668394]  ? __switch_to_asm+0x40/0x70
[  887.672491]  ? __switch_to_asm+0x34/0x70
[  887.676545]  ? __switch_to_asm+0x40/0x70
[  887.680606]  ? __schedule+0x8d7/0x21d0
[  887.684539]  ? zap_class+0x640/0x640
[  887.688258]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  887.693020]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  887.697625]  ? lock_acquire+0x1ed/0x520
[  887.701598]  ? worker_thread+0x3e0/0x1390
[  887.705779]  ? kasan_check_read+0x11/0x20
[  887.709936]  ? do_raw_spin_lock+0x14f/0x350
[  887.714255]  ? kasan_check_read+0x11/0x20
[  887.718404]  ? rwlock_bug.part.2+0x90/0x90
[  887.722644]  ? trace_hardirqs_on+0x310/0x310
[  887.727115]  worker_thread+0x17f/0x1390
[  887.731092]  ? __switch_to_asm+0x34/0x70
[  887.735175]  ? process_one_work+0x1c40/0x1c40
[  887.739688]  ? __sched_text_start+0x8/0x8
[  887.743862]  ? __kthread_parkme+0xce/0x1a0
[  887.748098]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  887.753202]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  887.758305]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  887.762893]  ? trace_hardirqs_on+0xbd/0x310
[  887.767734]  ? kasan_check_read+0x11/0x20
[  887.771886]  ? __kthread_parkme+0xce/0x1a0
[  887.776155]  ? trace_hardirqs_off_caller+0x310/0x310
[  887.781286]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  887.786388]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  887.791927]  ? __kthread_parkme+0xfb/0x1a0
[  887.796174]  ? process_one_work+0x1c40/0x1c40
[  887.800668]  kthread+0x35a/0x440
[  887.804039]  ? kthread_stop+0x900/0x900
[  887.808018]  ret_from_fork+0x3a/0x50
[  887.811745] warn_alloc_show_mem: 1 callbacks suppressed
[  887.811757] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  887.811759] Mem-Info:
[  887.811791] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  887.811791]  active_file:8 inactive_file:18 isolated_file:0
[  887.811791]  unevictable:0 dirty:0 writeback:0 unstable:0
[  887.811791]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  887.811791]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  887.811791]  free:13785 free_pcp:451 free_cma:0
[  887.817148] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  887.824513] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  887.826909] Call Trace:
[  887.859862] 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
[  887.869204]  <IRQ>
[  887.897045] lowmem_reserve[]: 0 2818 6321 6321
[  887.899641]  dump_stack+0x244/0x39d
[  887.925719] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  887.927864]  ? dump_stack_print_info.cold.1+0x20/0x20
[  887.932416] lowmem_reserve[]: 0 0 3503 3503
[  887.936045]  warn_alloc.cold.116+0xb7/0x1bd
[  887.963335] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  887.968516]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  887.972809] lowmem_reserve[]: 0 0 0 0
[  887.977126]  ? lock_downgrade+0x900/0x900
[  888.006569] 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
[  888.011454]  ? trace_hardirqs_off+0xb8/0x310
[  888.015223] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  888.019378]  ? trace_hardirqs_off+0xb8/0x310
[  888.032873] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  888.037281]  __alloc_pages_slowpath+0x26e8/0x2e10
[  888.052427] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  888.056847]  ? warn_alloc+0x120/0x120
[  888.071387] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  888.076218]  ? warn_alloc+0x120/0x120
[  888.085024] 3988 total pagecache pages
[  888.088819]  ? warn_alloc+0x120/0x120
[  888.097396] 0 pages in swap cache
[  888.101181]  ? print_usage_bug+0xc0/0xc0
[  888.105051] Swap cache stats: add 0, delete 0, find 0/0
[  888.105060] Free swap  = 0kB
[  888.108855]  ? enqueue_hrtimer+0x1a5/0x560
[  888.112285] Total swap = 0kB
[  888.116334]  ? print_usage_bug+0xc0/0xc0
[  888.121675] 1965979 pages RAM
[  888.124685]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  888.128893] 0 pages HighMem/MovableOnly
[  888.131907]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  888.135941] 342853 pages reserved
[  888.139038]  ? should_fail+0x22d/0xd01
[  888.144200] 0 pages cma reserved
[  888.148170]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  888.153734] aoe: skb alloc failure
[  888.157118]  ? __lock_acquire+0x62f/0x4c20
[  888.157136]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  888.157153]  ? __lock_acquire+0x62f/0x4c20
[  888.161058] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  888.164396]  ? should_fail+0x22d/0xd01
[  888.169475] kworker/1:0 cpuset=/ mems_allowed=0
[  888.173031]  ? mark_held_locks+0x130/0x130
[  888.209654]  ? mark_held_locks+0x130/0x130
[  888.213926]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  888.218943]  ? ktime_get+0x2c1/0x400
[  888.222676]  ? zap_class+0x640/0x640
[  888.226429]  ? print_usage_bug+0xc0/0xc0
[  888.230491]  ? print_usage_bug+0xc0/0xc0
[  888.234560]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  888.240104]  ? check_preemption_disabled+0x48/0x280
[  888.245129]  ? __lock_is_held+0xb5/0x140
[  888.249201]  __alloc_pages_nodemask+0xa80/0xde0
[  888.253870]  ? zap_class+0x640/0x640
[  888.257596]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  888.262649]  ? find_held_lock+0x36/0x1c0
[  888.266736]  ? ____cache_alloc_node+0x1c7/0x1e0
[  888.271408]  ? lock_downgrade+0x900/0x900
[  888.275565]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  888.281109]  cache_grow_begin+0xa5/0x8c0
[  888.285169]  ? do_raw_spin_unlock+0xa7/0x330
[  888.289582]  fallback_alloc+0x204/0x2e0
[  888.293588]  ____cache_alloc_node+0x1c7/0x1e0
[  888.298106]  kmem_cache_alloc_node+0xe3/0x730
[  888.302628]  __alloc_skb+0x119/0x770
[  888.306352]  ? netdev_alloc_frag+0x1f0/0x1f0
[  888.310761]  ? check_preemption_disabled+0x48/0x280
[  888.315781]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  888.320708]  ? kasan_check_read+0x11/0x20
[  888.324853]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  888.330132]  ? zap_class+0x640/0x640
[  888.333852]  ? print_usage_bug+0xc0/0xc0
[  888.337927]  arp_create+0x195/0x970
[  888.341567]  arp_send_dst.part.19+0xe6/0x3f0
[  888.345987]  ? arp_xmit+0x610/0x610
[  888.349631]  ? lockdep_hardirqs_on+0x296/0x5b0
[  888.354220]  ? trace_hardirqs_on+0xbd/0x310
[  888.358540]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  888.363817]  ? neigh_probe+0xca/0x120
[  888.367633]  ? trace_hardirqs_off_caller+0x310/0x310
[  888.372749]  arp_solicit+0x806/0x14e0
[  888.376563]  ? arp_rcv+0xbd0/0xbd0
[  888.380121]  ? neigh_probe+0x6f/0x120
[  888.383936]  ? lock_downgrade+0x900/0x900
[  888.388087]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  888.393638]  ? refcount_inc_not_zero_checked+0x1e5/0x2f0
[  888.399109]  ? refcount_add_not_zero_checked+0x330/0x330
[  888.404558]  ? do_raw_write_trylock+0x270/0x270
[  888.409244]  ? do_raw_read_unlock+0x70/0x70
[  888.413572]  ? arp_rcv+0xbd0/0xbd0
[  888.417118]  neigh_probe+0xca/0x120
[  888.420750]  neigh_timer_handler+0x694/0xdf0
[  888.425162]  ? neigh_periodic_work+0xc60/0xc60
[  888.429750]  ? __lock_is_held+0xb5/0x140
[  888.433823]  call_timer_fn+0x272/0x920
[  888.437730]  ? neigh_periodic_work+0xc60/0xc60
[  888.442313]  ? process_timeout+0x40/0x40
[  888.446383]  ? __run_timers+0x7da/0xc70
[  888.450361]  ? _raw_spin_unlock_irq+0x27/0x80
[  888.454852]  ? _raw_spin_unlock_irq+0x27/0x80
[  888.459344]  ? neigh_periodic_work+0xc60/0xc60
[  888.463924]  ? lockdep_hardirqs_on+0x296/0x5b0
[  888.468510]  ? trace_hardirqs_on+0xbd/0x310
[  888.472831]  ? kasan_check_read+0x11/0x20
[  888.476975]  ? __run_timers+0x7da/0xc70
[  888.480949]  ? trace_hardirqs_off_caller+0x310/0x310
[  888.486066]  ? neigh_periodic_work+0xc60/0xc60
[  888.490649]  __run_timers+0x7e5/0xc70
[  888.494464]  ? timer_fixup_init+0x70/0x70
[  888.498627]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  888.503662]  ? zap_class+0x640/0x640
[  888.507382]  ? enqueue_hrtimer+0x1a5/0x560
[  888.511645]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  888.516858]  ? find_held_lock+0x36/0x1c0
[  888.520926]  ? zap_class+0x640/0x640
[  888.524660]  ? pvclock_read_flags+0x160/0x160
[  888.529155]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  888.534692]  ? check_preemption_disabled+0x48/0x280
[  888.539724]  ? __lock_is_held+0xb5/0x140
[  888.543805]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  888.549352]  ? check_preemption_disabled+0x48/0x280
[  888.554393]  run_timer_softirq+0x52/0xb0
[  888.558458]  ? rcu_read_lock_sched_held+0x14f/0x180
[  888.563477]  __do_softirq+0x308/0xb7e
[  888.567280]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  888.571777]  ? lock_downgrade+0x900/0x900
[  888.575935]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  888.581048]  ? pvclock_read_flags+0x160/0x160
[  888.585563]  ? lapic_next_event+0x5a/0x90
[  888.589719]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  888.595263]  ? kvm_clock_read+0x18/0x30
[  888.599251]  ? kvm_sched_clock_read+0x9/0x20
[  888.603663]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  888.609201]  ? check_preemption_disabled+0x48/0x280
[  888.614229]  irq_exit+0x17f/0x1c0
[  888.617693]  smp_apic_timer_interrupt+0x1cb/0x760
[  888.622534]  ? smp_reschedule_interrupt+0x109/0x650
[  888.627556]  ? smp_call_function_single_interrupt+0x650/0x650
[  888.633500]  ? interrupt_entry+0xb5/0xc0
[  888.637565]  ? trace_hardirqs_off_caller+0xbb/0x310
[  888.642583]  ? trace_hardirqs_off_caller+0xbb/0x310
[  888.647607]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  888.652469]  ? trace_hardirqs_on_caller+0x310/0x310
[  888.657488]  ? trace_hardirqs_on_caller+0x310/0x310
[  888.662504]  ? task_prio+0x50/0x50
[  888.666041]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  888.671595]  ? check_preemption_disabled+0x48/0x280
[  888.676642]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  888.681498]  apic_timer_interrupt+0xf/0x20
[  888.685727]  </IRQ>
[  888.687986] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  888.692917] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  888.711912] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  888.719632] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  888.726902] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  888.734166] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  888.741430] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  888.748700] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  888.756017]  skb_clone+0x1bb/0x500
[  888.759565]  ? skb_split+0x11e0/0x11e0
[  888.763455]  ? check_preemption_disabled+0x48/0x280
[  888.768501]  ? __this_cpu_preempt_check+0x1c/0x20
[  888.773342]  ? __bpf_redirect+0x54b/0xb20
[  888.777495]  bpf_clone_redirect+0xb9/0x490
[  888.781757]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  888.786776]  ? __sched_text_start+0x8/0x8
[  888.790923]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  888.795692]  ? find_held_lock+0x36/0x1c0
[  888.799761]  ? lock_acquire+0x1ed/0x520
[  888.803740]  ? bpf_test_run+0x3cb/0x780
[  888.807715]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  888.813259]  ? check_preemption_disabled+0x48/0x280
[  888.818297]  ? kasan_check_read+0x11/0x20
[  888.822471]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  888.827752]  ? rcu_softirq_qs+0x20/0x20
[  888.831730]  ? preempt_schedule+0x4d/0x60
[  888.835879]  ? ___preempt_schedule+0x16/0x18
[  888.840297]  ? bpf_test_run+0x25d/0x780
[  888.844288]  ? netlink_diag_dump+0x2a0/0x2a0
[  888.848700]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  888.854253]  ? bpf_test_init.isra.10+0x70/0x100
[  888.858932]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  888.863703]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  888.868548]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  888.874085]  ? fput+0x130/0x1a0
[  888.877385]  ? __bpf_prog_get+0x9b/0x290
[  888.881449]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  888.886294]  ? bpf_prog_test_run+0x130/0x1a0
[  888.890710]  ? __x64_sys_bpf+0x3db/0x520
[  888.894774]  ? bpf_prog_get+0x20/0x20
[  888.898606]  ? do_syscall_64+0x1b9/0x820
[  888.902681]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  888.908049]  ? syscall_return_slowpath+0x5e0/0x5e0
[  888.912991]  ? trace_hardirqs_on_caller+0x310/0x310
[  888.918023]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  888.923073]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  888.929738]  ? __switch_to_asm+0x40/0x70
[  888.933801]  ? __switch_to_asm+0x34/0x70
[  888.937869]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  888.942721]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  888.948104] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #152
[  888.948209] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  888.955042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  888.965509] syz-executor5 cpuset=syz5 mems_allowed=0
[  888.974859] Workqueue: events_power_efficient neigh_periodic_work
[  888.986154] Call Trace:
[  888.988733]  <IRQ>
[  888.990890]  dump_stack+0x244/0x39d
[  888.994521]  ? dump_stack_print_info.cold.1+0x20/0x20
[  888.999731]  warn_alloc.cold.116+0xb7/0x1bd
[  889.004058]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  889.008908]  ? lock_downgrade+0x900/0x900
[  889.013066]  ? trace_hardirqs_off+0xb8/0x310
[  889.017487]  ? trace_hardirqs_off+0xb8/0x310
[  889.021909]  __alloc_pages_slowpath+0x26e8/0x2e10
[  889.026780]  ? warn_alloc+0x120/0x120
[  889.030591]  ? warn_alloc+0x120/0x120
[  889.034407]  ? warn_alloc+0x120/0x120
[  889.038205]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  889.043411]  ? print_usage_bug+0xc0/0xc0
[  889.047524]  ? print_usage_bug+0xc0/0xc0
[  889.051586]  ? mark_held_locks+0x130/0x130
[  889.055838]  ? mark_held_locks+0x130/0x130
[  889.060077]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  889.065627]  ? should_fail+0x22d/0xd01
[  889.069517]  ? zap_class+0x640/0x640
[  889.073236]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  889.078350]  ? __lock_acquire+0x62f/0x4c20
[  889.082590]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  889.087699]  ? __lock_acquire+0x62f/0x4c20
[  889.091930]  ? should_fail+0x22d/0xd01
[  889.095827]  ? mark_held_locks+0x130/0x130
[  889.100080]  ? mark_held_locks+0x130/0x130
[  889.104312]  ? lock_downgrade+0x900/0x900
[  889.108476]  ? zap_class+0x640/0x640
[  889.112183]  ? zap_class+0x640/0x640
[  889.115931]  ? zap_class+0x640/0x640
[  889.120152]  ? do_raw_spin_unlock+0xa7/0x330
[  889.124566]  ? trace_hardirqs_on+0x310/0x310
[  889.128991]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  889.134531]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  889.140070]  ? check_preemption_disabled+0x48/0x280
[  889.145096]  ? __lock_is_held+0xb5/0x140
[  889.149173]  __alloc_pages_nodemask+0xa80/0xde0
[  889.153841]  ? zap_class+0x640/0x640
[  889.157566]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  889.162599]  ? find_held_lock+0x36/0x1c0
[  889.166680]  ? ____cache_alloc_node+0x1c7/0x1e0
[  889.171351]  ? lock_downgrade+0x900/0x900
[  889.175535]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  889.181107]  cache_grow_begin+0xa5/0x8c0
[  889.185173]  ? do_raw_spin_unlock+0xa7/0x330
[  889.189590]  fallback_alloc+0x204/0x2e0
[  889.193581]  ____cache_alloc_node+0x1c7/0x1e0
[  889.198096]  kmem_cache_alloc_node+0xe3/0x730
[  889.202596]  ? lockdep_hardirqs_on+0x296/0x5b0
[  889.207200]  __alloc_skb+0x119/0x770
[  889.210942]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  889.216322]  ? netdev_alloc_frag+0x1f0/0x1f0
[  889.220740]  ? vprintk_default+0x28/0x30
[  889.224800]  ? vprintk_func+0x85/0x181
[  889.228690]  ? printk+0xa7/0xcf
[  889.231995]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  889.236809]  new_skb+0x26/0x1c0
[  889.240091]  aoecmd_cfg+0x279/0x7f0
[  889.243728]  ? find_held_lock+0x36/0x1c0
[  889.247791]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  889.252133]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  889.257680]  ? __lock_is_held+0xb5/0x140
[  889.261752]  discover_timer+0x50/0x60
[  889.265552]  call_timer_fn+0x272/0x920
[  889.269440]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  889.274284]  ? process_timeout+0x40/0x40
[  889.278355]  ? mark_held_locks+0xc7/0x130
[  889.282520]  ? _raw_spin_unlock_irq+0x27/0x80
[  889.287027]  ? _raw_spin_unlock_irq+0x27/0x80
[  889.291535]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  889.296755]  ? lockdep_hardirqs_on+0x296/0x5b0
[  889.301342]  ? trace_hardirqs_on+0xbd/0x310
[  889.305665]  ? kasan_check_read+0x11/0x20
[  889.309814]  ? __run_timers+0x7da/0xc70
[  889.313789]  ? trace_hardirqs_off_caller+0x310/0x310
[  889.318906]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  889.324278]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  889.329117]  __run_timers+0x7e5/0xc70
[  889.332934]  ? timer_fixup_init+0x70/0x70
[  889.337084]  ? lock_downgrade+0x900/0x900
[  889.341248]  ? zap_class+0x640/0x640
[  889.344971]  ? print_usage_bug+0xc0/0xc0
[  889.349052]  ? trace_hardirqs_on+0x310/0x310
[  889.353468]  ? kvm_clock_read+0x18/0x30
[  889.357446]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  889.362458]  ? ktime_get+0x2c1/0x400
[  889.366174]  ? zap_class+0x640/0x640
[  889.369896]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  889.375436]  ? check_preemption_disabled+0x48/0x280
[  889.380469]  ? __lock_is_held+0xb5/0x140
[  889.384542]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  889.390094]  ? check_preemption_disabled+0x48/0x280
[  889.395138]  run_timer_softirq+0x52/0xb0
[  889.399227]  ? rcu_read_lock_sched_held+0x14f/0x180
[  889.404291]  __do_softirq+0x308/0xb7e
[  889.408120]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  889.413239]  ? irq_exit+0xbd/0x1c0
[  889.416779]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  889.421793]  ? smp_reschedule_interrupt+0x109/0x650
[  889.426815]  ? smp_call_function_single_interrupt+0x650/0x650
[  889.432699]  ? ret_from_intr+0xb/0x1e
[  889.436501]  ? trace_hardirqs_off_caller+0xbb/0x310
[  889.441518]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  889.446377]  ? trace_hardirqs_on_caller+0x310/0x310
[  889.451391]  ? task_prio+0x50/0x50
[  889.454929]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  889.460471]  ? check_preemption_disabled+0x48/0x280
[  889.465490]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  889.470339]  ? neigh_periodic_work+0x6bd/0xc60
[  889.474921]  do_softirq_own_stack+0x2a/0x40
[  889.479239]  </IRQ>
[  889.481508]  do_softirq.part.14+0x126/0x160
[  889.485847]  __local_bh_enable_ip+0x21d/0x260
[  889.490343]  _raw_write_unlock_bh+0x30/0x40
[  889.494663]  neigh_periodic_work+0x6bd/0xc60
[  889.499082]  ? neigh_table_clear+0x390/0x390
[  889.503496]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  889.509034]  ? check_preemption_disabled+0x48/0x280
[  889.514064]  ? __lock_is_held+0xb5/0x140
[  889.518163]  process_one_work+0xc90/0x1c40
[  889.522414]  ? mark_held_locks+0x130/0x130
[  889.526661]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  889.531328]  ? __switch_to_asm+0x40/0x70
[  889.535388]  ? __switch_to_asm+0x40/0x70
[  889.539443]  ? __switch_to_asm+0x34/0x70
[  889.543498]  ? __switch_to_asm+0x40/0x70
[  889.547554]  ? __switch_to_asm+0x34/0x70
[  889.551612]  ? __switch_to_asm+0x40/0x70
[  889.555679]  ? __switch_to_asm+0x34/0x70
[  889.559740]  ? __switch_to_asm+0x40/0x70
[  889.563823]  ? __schedule+0x8d7/0x21d0
[  889.567743]  ? zap_class+0x640/0x640
[  889.571460]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  889.576225]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  889.580824]  ? lock_acquire+0x1ed/0x520
[  889.584800]  ? worker_thread+0x3e0/0x1390
[  889.588959]  ? kasan_check_read+0x11/0x20
[  889.593104]  ? do_raw_spin_lock+0x14f/0x350
[  889.597428]  ? kasan_check_read+0x11/0x20
[  889.601577]  ? rwlock_bug.part.2+0x90/0x90
[  889.605808]  ? trace_hardirqs_on+0x310/0x310
[  889.610244]  worker_thread+0x17f/0x1390
[  889.614219]  ? __switch_to_asm+0x34/0x70
[  889.618343]  ? process_one_work+0x1c40/0x1c40
[  889.622859]  ? __sched_text_start+0x8/0x8
[  889.627038]  ? __kthread_parkme+0xce/0x1a0
[  889.631292]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  889.636390]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  889.641495]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  889.646078]  ? trace_hardirqs_on+0xbd/0x310
[  889.650403]  ? kasan_check_read+0x11/0x20
[  889.654559]  ? __kthread_parkme+0xce/0x1a0
[  889.658797]  ? trace_hardirqs_off_caller+0x310/0x310
[  889.663913]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  889.669020]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  889.674556]  ? __kthread_parkme+0xfb/0x1a0
[  889.678794]  ? process_one_work+0x1c40/0x1c40
[  889.683291]  kthread+0x35a/0x440
[  889.686659]  ? kthread_stop+0x900/0x900
[  889.690644]  ret_from_fork+0x3a/0x50
[  889.694377] warn_alloc_show_mem: 1 callbacks suppressed
[  889.694390] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  889.694391] Mem-Info:
[  889.694423] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  889.694423]  active_file:8 inactive_file:18 isolated_file:0
[  889.694423]  unevictable:0 dirty:0 writeback:0 unstable:0
[  889.694423]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  889.694423]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  889.694423]  free:13785 free_pcp:451 free_cma:0
[  889.699762] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  889.707129] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  889.709521] Call Trace:
[  889.742473] 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
[  889.751817]  <IRQ>
[  889.779649] lowmem_reserve[]: 0 2818 6321 6321
[  889.782238]  dump_stack+0x244/0x39d
[  889.808320] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  889.810471]  ? dump_stack_print_info.cold.1+0x20/0x20
[  889.815022] lowmem_reserve[]: 0 0 3503 3503
[  889.818660]  warn_alloc.cold.116+0xb7/0x1bd
[  889.845978] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  889.851163]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  889.855456] lowmem_reserve[]: 0 0 0 0
[  889.859779]  ? lock_downgrade+0x900/0x900
[  889.888999] 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
[  889.893846]  ? trace_hardirqs_off+0xb8/0x310
[  889.897612] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  889.901771]  ? trace_hardirqs_off+0xb8/0x310
[  889.915266] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  889.919674]  __alloc_pages_slowpath+0x26e8/0x2e10
[  889.934820] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  889.939239]  ? warn_alloc+0x120/0x120
[  889.953767] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  889.958599]  ? warn_alloc+0x120/0x120
[  889.967411] 3988 total pagecache pages
[  889.971207]  ? warn_alloc+0x120/0x120
[  889.979762] 0 pages in swap cache
[  889.983554]  ? print_usage_bug+0xc0/0xc0
[  889.987718] Swap cache stats: add 0, delete 0, find 0/0
[  889.991512]  ? print_usage_bug+0xc0/0xc0
[  889.994944] Free swap  = 0kB
[  889.998996]  ? rcu_irq_exit+0x1a2/0x390
[  890.004332] Total swap = 0kB
[  890.008385]  ? print_usage_bug+0xc0/0xc0
[  890.011389] 1965979 pages RAM
[  890.015374]  ? kvm_clock_read+0x18/0x30
[  890.018365] 0 pages HighMem/MovableOnly
[  890.022415]  ? kvm_sched_clock_read+0x9/0x20
[  890.025497] 342853 pages reserved
[  890.029467]  ? task_prio+0x50/0x50
[  890.033412] 0 pages cma reserved
[  890.037827]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  890.041310] aoe: skb alloc failure
[  890.044785]  ? should_fail+0x22d/0xd01
[  890.044805]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  890.044822]  ? __lock_acquire+0x62f/0x4c20
[  890.048194] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  890.053701]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  890.057215] kworker/1:0 cpuset=/ mems_allowed=0
[  890.061104]  ? __lock_acquire+0x62f/0x4c20
[  890.094698]  ? should_fail+0x22d/0xd01
[  890.098651]  ? mark_held_locks+0x130/0x130
[  890.102892]  ? mark_held_locks+0x130/0x130
[  890.107131]  ? __lock_acquire+0x62f/0x4c20
[  890.111366]  ? zap_class+0x640/0x640
[  890.115108]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  890.120701]  ? check_preemption_disabled+0x48/0x280
[  890.125739]  ? __lock_is_held+0xb5/0x140
[  890.129807]  __alloc_pages_nodemask+0xa80/0xde0
[  890.134479]  ? zap_class+0x640/0x640
[  890.138197]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  890.143231]  ? find_held_lock+0x36/0x1c0
[  890.147324]  ? ____cache_alloc_node+0x1c7/0x1e0
[  890.151992]  ? lock_downgrade+0x900/0x900
[  890.156147]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  890.161692]  cache_grow_begin+0xa5/0x8c0
[  890.165754]  ? do_raw_spin_unlock+0xa7/0x330
[  890.170174]  fallback_alloc+0x204/0x2e0
[  890.174153]  ____cache_alloc_node+0x1c7/0x1e0
[  890.178661]  kmem_cache_alloc_node+0xe3/0x730
[  890.183172]  ? do_raw_spin_unlock+0xa7/0x330
[  890.187597]  ? do_raw_spin_trylock+0x270/0x270
[  890.192202]  __alloc_skb+0x119/0x770
[  890.195921]  ? netdev_alloc_frag+0x1f0/0x1f0
[  890.200327]  ? atomic_notifier_call_chain+0xc6/0x190
[  890.205461]  ? lock_downgrade+0x900/0x900
[  890.209609]  ? check_preemption_disabled+0x48/0x280
[  890.214649]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  890.219576]  ? kasan_check_read+0x11/0x20
[  890.223725]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  890.229045]  ? rcu_softirq_qs+0x20/0x20
[  890.233021]  ? do_raw_read_unlock+0x70/0x70
[  890.237358]  __neigh_notify+0x8c/0x160
[  890.241247]  neigh_timer_handler+0x6cb/0xdf0
[  890.245665]  ? neigh_periodic_work+0xc60/0xc60
[  890.250249]  ? __lock_is_held+0xb5/0x140
[  890.254327]  call_timer_fn+0x272/0x920
[  890.258234]  ? neigh_periodic_work+0xc60/0xc60
[  890.262833]  ? process_timeout+0x40/0x40
[  890.266910]  ? __run_timers+0x7da/0xc70
[  890.270902]  ? _raw_spin_unlock_irq+0x27/0x80
[  890.275412]  ? _raw_spin_unlock_irq+0x27/0x80
[  890.279904]  ? neigh_periodic_work+0xc60/0xc60
[  890.284502]  ? lockdep_hardirqs_on+0x296/0x5b0
[  890.289083]  ? trace_hardirqs_on+0xbd/0x310
[  890.293401]  ? kasan_check_read+0x11/0x20
[  890.297551]  ? __run_timers+0x7da/0xc70
[  890.301528]  ? trace_hardirqs_off_caller+0x310/0x310
[  890.306653]  ? neigh_periodic_work+0xc60/0xc60
[  890.311237]  __run_timers+0x7e5/0xc70
[  890.315082]  ? timer_fixup_init+0x70/0x70
[  890.319244]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  890.324277]  ? zap_class+0x640/0x640
[  890.327997]  ? enqueue_hrtimer+0x1a5/0x560
[  890.332240]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  890.337438]  ? find_held_lock+0x36/0x1c0
[  890.341504]  ? zap_class+0x640/0x640
[  890.345216]  ? pvclock_read_flags+0x160/0x160
[  890.349718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  890.355257]  ? check_preemption_disabled+0x48/0x280
[  890.360287]  ? __lock_is_held+0xb5/0x140
[  890.364354]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  890.369935]  ? check_preemption_disabled+0x48/0x280
[  890.374954]  run_timer_softirq+0x52/0xb0
[  890.379015]  ? rcu_read_lock_sched_held+0x14f/0x180
[  890.384031]  __do_softirq+0x308/0xb7e
[  890.387837]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  890.392341]  ? lock_downgrade+0x900/0x900
[  890.396491]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  890.401601]  ? pvclock_read_flags+0x160/0x160
[  890.406110]  ? lapic_next_event+0x5a/0x90
[  890.410263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  890.415804]  ? kvm_clock_read+0x18/0x30
[  890.419776]  ? kvm_sched_clock_read+0x9/0x20
[  890.424204]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  890.429741]  ? check_preemption_disabled+0x48/0x280
[  890.434771]  irq_exit+0x17f/0x1c0
[  890.438230]  smp_apic_timer_interrupt+0x1cb/0x760
[  890.443086]  ? smp_reschedule_interrupt+0x109/0x650
[  890.448099]  ? smp_call_function_single_interrupt+0x650/0x650
[  890.453981]  ? interrupt_entry+0xb5/0xc0
[  890.458042]  ? trace_hardirqs_off_caller+0xbb/0x310
[  890.463078]  ? trace_hardirqs_off_caller+0xbb/0x310
[  890.468094]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  890.472952]  ? trace_hardirqs_on_caller+0x310/0x310
[  890.477984]  ? trace_hardirqs_on_caller+0x310/0x310
[  890.482998]  ? task_prio+0x50/0x50
[  890.486541]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  890.492078]  ? check_preemption_disabled+0x48/0x280
[  890.497099]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  890.501953]  apic_timer_interrupt+0xf/0x20
[  890.506178]  </IRQ>
[  890.508419] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  890.513347] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  890.532243] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  890.539949] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  890.547215] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  890.554483] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  890.561750] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  890.569017] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  890.576322]  skb_clone+0x1bb/0x500
[  890.579867]  ? skb_split+0x11e0/0x11e0
[  890.583753]  ? check_preemption_disabled+0x48/0x280
[  890.588780]  ? __this_cpu_preempt_check+0x1c/0x20
[  890.593637]  ? __bpf_redirect+0x54b/0xb20
[  890.597806]  bpf_clone_redirect+0xb9/0x490
[  890.602081]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  890.607118]  ? __sched_text_start+0x8/0x8
[  890.611269]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  890.616053]  ? find_held_lock+0x36/0x1c0
[  890.620125]  ? lock_acquire+0x1ed/0x520
[  890.624109]  ? bpf_test_run+0x3cb/0x780
[  890.628086]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  890.633636]  ? check_preemption_disabled+0x48/0x280
[  890.638661]  ? kasan_check_read+0x11/0x20
[  890.642810]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  890.648091]  ? rcu_softirq_qs+0x20/0x20
[  890.652066]  ? preempt_schedule+0x4d/0x60
[  890.656245]  ? ___preempt_schedule+0x16/0x18
[  890.660680]  ? bpf_test_run+0x25d/0x780
[  890.664686]  ? netlink_diag_dump+0x2a0/0x2a0
[  890.669099]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  890.674646]  ? bpf_test_init.isra.10+0x70/0x100
[  890.679352]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  890.684143]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  890.688987]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  890.694527]  ? fput+0x130/0x1a0
[  890.697826]  ? __bpf_prog_get+0x9b/0x290
[  890.701889]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  890.706733]  ? bpf_prog_test_run+0x130/0x1a0
[  890.711146]  ? __x64_sys_bpf+0x3db/0x520
[  890.715209]  ? bpf_prog_get+0x20/0x20
[  890.719037]  ? do_syscall_64+0x1b9/0x820
[  890.723100]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  890.728470]  ? syscall_return_slowpath+0x5e0/0x5e0
[  890.733404]  ? trace_hardirqs_on_caller+0x310/0x310
[  890.738425]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  890.743446]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  890.750129]  ? __switch_to_asm+0x40/0x70
[  890.754186]  ? __switch_to_asm+0x34/0x70
[  890.758251]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  890.763102]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  890.768499] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #152
[  890.768678] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  890.775428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  890.785898] syz-executor5 cpuset=syz5 mems_allowed=0
[  890.795259] Workqueue: events_power_efficient neigh_periodic_work
[  890.806551] Call Trace:
[  890.809138]  <IRQ>
[  890.811296]  dump_stack+0x244/0x39d
[  890.814932]  ? dump_stack_print_info.cold.1+0x20/0x20
[  890.820142]  warn_alloc.cold.116+0xb7/0x1bd
[  890.824467]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  890.829313]  ? lock_downgrade+0x900/0x900
[  890.833470]  ? trace_hardirqs_off+0xb8/0x310
[  890.837888]  ? trace_hardirqs_off+0xb8/0x310
[  890.842308]  __alloc_pages_slowpath+0x26e8/0x2e10
[  890.847183]  ? warn_alloc+0x120/0x120
[  890.850992]  ? warn_alloc+0x120/0x120
[  890.854798]  ? warn_alloc+0x120/0x120
[  890.858597]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  890.863799]  ? print_usage_bug+0xc0/0xc0
[  890.867865]  ? print_usage_bug+0xc0/0xc0
[  890.871930]  ? mark_held_locks+0x130/0x130
[  890.876168]  ? mark_held_locks+0x130/0x130
[  890.880407]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  890.885949]  ? should_fail+0x22d/0xd01
[  890.889836]  ? zap_class+0x640/0x640
[  890.893553]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  890.898668]  ? __lock_acquire+0x62f/0x4c20
[  890.902906]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  890.908008]  ? __lock_acquire+0x62f/0x4c20
[  890.912240]  ? should_fail+0x22d/0xd01
[  890.916173]  ? mark_held_locks+0x130/0x130
[  890.920443]  ? mark_held_locks+0x130/0x130
[  890.924692]  ? lock_downgrade+0x900/0x900
[  890.928843]  ? zap_class+0x640/0x640
[  890.932556]  ? zap_class+0x640/0x640
[  890.936284]  ? zap_class+0x640/0x640
[  890.939997]  ? do_raw_spin_unlock+0xa7/0x330
[  890.944405]  ? trace_hardirqs_on+0x310/0x310
[  890.948818]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  890.954358]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  890.959907]  ? check_preemption_disabled+0x48/0x280
[  890.964932]  ? __lock_is_held+0xb5/0x140
[  890.969003]  __alloc_pages_nodemask+0xa80/0xde0
[  890.973673]  ? zap_class+0x640/0x640
[  890.977396]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  890.982433]  ? find_held_lock+0x36/0x1c0
[  890.986509]  ? ____cache_alloc_node+0x1c7/0x1e0
[  890.991182]  ? lock_downgrade+0x900/0x900
[  890.995373]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  891.000917]  cache_grow_begin+0xa5/0x8c0
[  891.004978]  ? do_raw_spin_unlock+0xa7/0x330
[  891.009396]  fallback_alloc+0x204/0x2e0
[  891.013381]  ____cache_alloc_node+0x1c7/0x1e0
[  891.017882]  kmem_cache_alloc_node+0xe3/0x730
[  891.022382]  ? lockdep_hardirqs_on+0x296/0x5b0
[  891.026972]  __alloc_skb+0x119/0x770
[  891.030689]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  891.036060]  ? netdev_alloc_frag+0x1f0/0x1f0
[  891.040479]  ? vprintk_default+0x28/0x30
[  891.044543]  ? vprintk_func+0x85/0x181
[  891.048437]  ? printk+0xa7/0xcf
[  891.051719]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  891.056484]  new_skb+0x26/0x1c0
[  891.059766]  aoecmd_cfg+0x279/0x7f0
[  891.063396]  ? find_held_lock+0x36/0x1c0
[  891.067459]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  891.071788]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  891.077342]  ? __lock_is_held+0xb5/0x140
[  891.081417]  discover_timer+0x50/0x60
[  891.085221]  call_timer_fn+0x272/0x920
[  891.089109]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  891.093960]  ? process_timeout+0x40/0x40
[  891.098044]  ? mark_held_locks+0xc7/0x130
[  891.102194]  ? _raw_spin_unlock_irq+0x27/0x80
[  891.106706]  ? _raw_spin_unlock_irq+0x27/0x80
[  891.111412]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  891.116259]  ? lockdep_hardirqs_on+0x296/0x5b0
[  891.121368]  ? trace_hardirqs_on+0xbd/0x310
[  891.125696]  ? kasan_check_read+0x11/0x20
[  891.129841]  ? __run_timers+0x7da/0xc70
[  891.133816]  ? trace_hardirqs_off_caller+0x310/0x310
[  891.138925]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  891.144304]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  891.149149]  __run_timers+0x7e5/0xc70
[  891.152959]  ? timer_fixup_init+0x70/0x70
[  891.157110]  ? lock_downgrade+0x900/0x900
[  891.161259]  ? zap_class+0x640/0x640
[  891.164984]  ? print_usage_bug+0xc0/0xc0
[  891.169060]  ? trace_hardirqs_on+0x310/0x310
[  891.173512]  ? kvm_clock_read+0x18/0x30
[  891.177492]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  891.182507]  ? ktime_get+0x2c1/0x400
[  891.186223]  ? zap_class+0x640/0x640
[  891.189946]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  891.195484]  ? check_preemption_disabled+0x48/0x280
[  891.200513]  ? __lock_is_held+0xb5/0x140
[  891.204577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  891.210120]  ? check_preemption_disabled+0x48/0x280
[  891.215165]  run_timer_softirq+0x52/0xb0
[  891.219227]  ? rcu_read_lock_sched_held+0x14f/0x180
[  891.224245]  __do_softirq+0x308/0xb7e
[  891.228056]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  891.233154]  ? irq_exit+0xbd/0x1c0
[  891.236695]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  891.241708]  ? smp_reschedule_interrupt+0x109/0x650
[  891.246733]  ? smp_call_function_single_interrupt+0x650/0x650
[  891.252622]  ? ret_from_intr+0xb/0x1e
[  891.256429]  ? trace_hardirqs_off_caller+0xbb/0x310
[  891.261447]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  891.266291]  ? trace_hardirqs_on_caller+0x310/0x310
[  891.271307]  ? task_prio+0x50/0x50
[  891.274850]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  891.280403]  ? check_preemption_disabled+0x48/0x280
[  891.285427]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  891.290277]  ? neigh_periodic_work+0x6bd/0xc60
[  891.294881]  do_softirq_own_stack+0x2a/0x40
[  891.299199]  </IRQ>
[  891.301439]  do_softirq.part.14+0x126/0x160
[  891.305760]  __local_bh_enable_ip+0x21d/0x260
[  891.310258]  _raw_write_unlock_bh+0x30/0x40
[  891.314580]  neigh_periodic_work+0x6bd/0xc60
[  891.319014]  ? neigh_table_clear+0x390/0x390
[  891.323422]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  891.328965]  ? check_preemption_disabled+0x48/0x280
[  891.334010]  ? __lock_is_held+0xb5/0x140
[  891.338091]  process_one_work+0xc90/0x1c40
[  891.342324]  ? mark_held_locks+0x130/0x130
[  891.346570]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  891.351243]  ? __switch_to_asm+0x40/0x70
[  891.355304]  ? __switch_to_asm+0x40/0x70
[  891.359364]  ? __switch_to_asm+0x34/0x70
[  891.363420]  ? __switch_to_asm+0x40/0x70
[  891.367491]  ? __switch_to_asm+0x34/0x70
[  891.371544]  ? __switch_to_asm+0x40/0x70
[  891.375603]  ? __switch_to_asm+0x34/0x70
[  891.379671]  ? __switch_to_asm+0x40/0x70
[  891.383741]  ? __schedule+0x8d7/0x21d0
[  891.387654]  ? zap_class+0x640/0x640
[  891.391375]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  891.396150]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  891.400763]  ? lock_acquire+0x1ed/0x520
[  891.404739]  ? worker_thread+0x3e0/0x1390
[  891.408899]  ? kasan_check_read+0x11/0x20
[  891.414522]  ? do_raw_spin_lock+0x14f/0x350
[  891.418843]  ? kasan_check_read+0x11/0x20
[  891.422993]  ? rwlock_bug.part.2+0x90/0x90
[  891.427231]  ? trace_hardirqs_on+0x310/0x310
[  891.431663]  worker_thread+0x17f/0x1390
[  891.435647]  ? __switch_to_asm+0x34/0x70
[  891.439722]  ? process_one_work+0x1c40/0x1c40
[  891.444234]  ? __sched_text_start+0x8/0x8
[  891.448404]  ? __kthread_parkme+0xce/0x1a0
[  891.452657]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  891.457764]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  891.462870]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  891.467458]  ? trace_hardirqs_on+0xbd/0x310
[  891.471780]  ? kasan_check_read+0x11/0x20
[  891.475927]  ? __kthread_parkme+0xce/0x1a0
[  891.480166]  ? trace_hardirqs_off_caller+0x310/0x310
[  891.485277]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  891.490393]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  891.495931]  ? __kthread_parkme+0xfb/0x1a0
[  891.500180]  ? process_one_work+0x1c40/0x1c40
[  891.504689]  kthread+0x35a/0x440
[  891.508064]  ? kthread_stop+0x900/0x900
[  891.512038]  ret_from_fork+0x3a/0x50
[  891.515769] warn_alloc_show_mem: 1 callbacks suppressed
[  891.515781] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  891.515783] Mem-Info:
[  891.515815] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  891.515815]  active_file:8 inactive_file:18 isolated_file:0
[  891.515815]  unevictable:0 dirty:0 writeback:0 unstable:0
[  891.515815]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  891.515815]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  891.515815]  free:13785 free_pcp:451 free_cma:0
[  891.521153] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  891.528515] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  891.530922] Call Trace:
[  891.563873] 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
[  891.573232]  <IRQ>
[  891.601056] lowmem_reserve[]: 0 2818 6321 6321
[  891.603667]  dump_stack+0x244/0x39d
[  891.629749] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  891.631896]  ? dump_stack_print_info.cold.1+0x20/0x20
[  891.636447] lowmem_reserve[]: 0 0 3503 3503
[  891.640077]  warn_alloc.cold.116+0xb7/0x1bd
[  891.667375] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  891.672562]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  891.676854] lowmem_reserve[]: 0 0 0 0
[  891.681172]  ? lock_downgrade+0x900/0x900
[  891.710383] 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
[  891.715233]  ? trace_hardirqs_off+0xb8/0x310
[  891.719014] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  891.723192]  ? trace_hardirqs_off+0xb8/0x310
[  891.736703] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  891.741109]  __alloc_pages_slowpath+0x26e8/0x2e10
[  891.756255] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  891.760685]  ? warn_alloc+0x120/0x120
[  891.775206] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  891.780055]  ? warn_alloc+0x120/0x120
[  891.788863] 3988 total pagecache pages
[  891.792665]  ? warn_alloc+0x120/0x120
[  891.801220] 0 pages in swap cache
[  891.805008]  ? print_usage_bug+0xc0/0xc0
[  891.808872] Swap cache stats: add 0, delete 0, find 0/0
[  891.812666]  ? print_usage_bug+0xc0/0xc0
[  891.816092] Free swap  = 0kB
[  891.820140]  ? mark_held_locks+0x130/0x130
[  891.820165]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  891.825497] Total swap = 0kB
[  891.829552]  ? should_fail+0x22d/0xd01
[  891.832542] 1965979 pages RAM
[  891.836775]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  891.842290] 0 pages HighMem/MovableOnly
[  891.845304]  ? __lock_acquire+0x62f/0x4c20
[  891.849167] 342853 pages reserved
[  891.852266]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  891.857344] 0 pages cma reserved
[  891.861308]  ? __lock_acquire+0x62f/0x4c20
[  891.865576] aoe: skb alloc failure
[  891.868958]  ? should_fail+0x22d/0xd01
[  891.868976]  ? kvm_clock_read+0x18/0x30
[  891.874082] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  891.877417]  ? mark_held_locks+0x130/0x130
[  891.881637] kworker/1:0 cpuset=/ mems_allowed=0
[  891.885179]  ? mark_held_locks+0x130/0x130
[  891.916394]  ? rcu_softirq_qs+0x20/0x20
[  891.920373]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  891.925914]  ? zap_class+0x640/0x640
[  891.929649]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  891.935190]  ? check_preemption_disabled+0x48/0x280
[  891.940216]  ? __lock_is_held+0xb5/0x140
[  891.944286]  __alloc_pages_nodemask+0xa80/0xde0
[  891.948960]  ? zap_class+0x640/0x640
[  891.952680]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  891.957711]  ? find_held_lock+0x36/0x1c0
[  891.961783]  ? ____cache_alloc_node+0x1c7/0x1e0
[  891.966455]  ? lock_downgrade+0x900/0x900
[  891.970612]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  891.976170]  cache_grow_begin+0xa5/0x8c0
[  891.980231]  ? do_raw_spin_unlock+0xa7/0x330
[  891.984660]  fallback_alloc+0x204/0x2e0
[  891.989082]  ____cache_alloc_node+0x1c7/0x1e0
[  891.993589]  kmem_cache_alloc+0x1f8/0x730
[  891.997759]  skb_clone+0x1bb/0x500
[  892.001299]  ? refcount_inc_not_zero_checked+0x1e5/0x2f0
[  892.006749]  ? skb_split+0x11e0/0x11e0
[  892.010649]  ? refcount_add_not_zero_checked+0x330/0x330
[  892.016106]  ? kasan_check_read+0x11/0x20
[  892.020253]  ? do_raw_write_lock+0x14f/0x310
[  892.024662]  ? do_raw_read_unlock+0x70/0x70
[  892.028987]  ? find_held_lock+0x36/0x1c0
[  892.033062]  neigh_probe+0x59/0x120
[  892.036691]  neigh_timer_handler+0x694/0xdf0
[  892.041108]  ? neigh_periodic_work+0xc60/0xc60
[  892.045692]  ? __lock_is_held+0xb5/0x140
[  892.049766]  call_timer_fn+0x272/0x920
[  892.053659]  ? neigh_periodic_work+0xc60/0xc60
[  892.058243]  ? process_timeout+0x40/0x40
[  892.062315]  ? __run_timers+0x7da/0xc70
[  892.066291]  ? _raw_spin_unlock_irq+0x27/0x80
[  892.070783]  ? _raw_spin_unlock_irq+0x27/0x80
[  892.075370]  ? neigh_periodic_work+0xc60/0xc60
[  892.079951]  ? lockdep_hardirqs_on+0x296/0x5b0
[  892.084539]  ? trace_hardirqs_on+0xbd/0x310
[  892.088860]  ? kasan_check_read+0x11/0x20
[  892.093010]  ? __run_timers+0x7da/0xc70
[  892.096986]  ? trace_hardirqs_off_caller+0x310/0x310
[  892.102100]  ? neigh_periodic_work+0xc60/0xc60
[  892.106683]  __run_timers+0x7e5/0xc70
[  892.110496]  ? timer_fixup_init+0x70/0x70
[  892.114655]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  892.119679]  ? zap_class+0x640/0x640
[  892.123396]  ? enqueue_hrtimer+0x1a5/0x560
[  892.127649]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  892.132850]  ? find_held_lock+0x36/0x1c0
[  892.136918]  ? zap_class+0x640/0x640
[  892.140661]  ? pvclock_read_flags+0x160/0x160
[  892.145160]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  892.150701]  ? check_preemption_disabled+0x48/0x280
[  892.155726]  ? __lock_is_held+0xb5/0x140
[  892.159791]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  892.165331]  ? check_preemption_disabled+0x48/0x280
[  892.170355]  run_timer_softirq+0x52/0xb0
[  892.174420]  ? rcu_read_lock_sched_held+0x14f/0x180
[  892.179442]  __do_softirq+0x308/0xb7e
[  892.183245]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  892.187741]  ? lock_downgrade+0x900/0x900
[  892.191894]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  892.197007]  ? pvclock_read_flags+0x160/0x160
[  892.201503]  ? lapic_next_event+0x5a/0x90
[  892.205657]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  892.211199]  ? kvm_clock_read+0x18/0x30
[  892.215176]  ? kvm_sched_clock_read+0x9/0x20
[  892.219586]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  892.225132]  ? check_preemption_disabled+0x48/0x280
[  892.230158]  irq_exit+0x17f/0x1c0
[  892.233632]  smp_apic_timer_interrupt+0x1cb/0x760
[  892.238475]  ? smp_reschedule_interrupt+0x109/0x650
[  892.243496]  ? smp_call_function_single_interrupt+0x650/0x650
[  892.249379]  ? interrupt_entry+0xb5/0xc0
[  892.253444]  ? trace_hardirqs_off_caller+0xbb/0x310
[  892.258458]  ? trace_hardirqs_off_caller+0xbb/0x310
[  892.263480]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  892.268328]  ? trace_hardirqs_on_caller+0x310/0x310
[  892.273348]  ? trace_hardirqs_on_caller+0x310/0x310
[  892.278364]  ? task_prio+0x50/0x50
[  892.281905]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  892.287443]  ? check_preemption_disabled+0x48/0x280
[  892.292465]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  892.297317]  apic_timer_interrupt+0xf/0x20
[  892.301549]  </IRQ>
[  892.303792] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  892.308727] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  892.327639] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  892.335345] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  892.342624] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  892.349896] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  892.357162] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  892.364432] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  892.371750]  skb_clone+0x1bb/0x500
[  892.375298]  ? skb_split+0x11e0/0x11e0
[  892.379189]  ? check_preemption_disabled+0x48/0x280
[  892.384215]  ? __this_cpu_preempt_check+0x1c/0x20
[  892.389057]  ? __bpf_redirect+0x54b/0xb20
[  892.393215]  bpf_clone_redirect+0xb9/0x490
[  892.397462]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  892.402484]  ? __sched_text_start+0x8/0x8
[  892.406651]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  892.411423]  ? find_held_lock+0x36/0x1c0
[  892.415495]  ? lock_acquire+0x1ed/0x520
[  892.419470]  ? bpf_test_run+0x3cb/0x780
[  892.423445]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  892.428986]  ? check_preemption_disabled+0x48/0x280
[  892.434012]  ? kasan_check_read+0x11/0x20
[  892.438164]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  892.443445]  ? rcu_softirq_qs+0x20/0x20
[  892.447424]  ? preempt_schedule+0x4d/0x60
[  892.451574]  ? ___preempt_schedule+0x16/0x18
[  892.455994]  ? bpf_test_run+0x25d/0x780
[  892.459980]  ? netlink_diag_dump+0x2a0/0x2a0
[  892.464426]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  892.469968]  ? bpf_test_init.isra.10+0x70/0x100
[  892.474660]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  892.479426]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  892.484267]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  892.489807]  ? fput+0x130/0x1a0
[  892.493093]  ? __bpf_prog_get+0x9b/0x290
[  892.497155]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  892.501997]  ? bpf_prog_test_run+0x130/0x1a0
[  892.506409]  ? __x64_sys_bpf+0x3db/0x520
[  892.510478]  ? bpf_prog_get+0x20/0x20
[  892.514310]  ? do_syscall_64+0x1b9/0x820
[  892.518372]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  892.523737]  ? syscall_return_slowpath+0x5e0/0x5e0
[  892.528672]  ? trace_hardirqs_on_caller+0x310/0x310
[  892.533688]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  892.538706]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  892.545376]  ? __switch_to_asm+0x40/0x70
[  892.549437]  ? __switch_to_asm+0x34/0x70
[  892.553509]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  892.558360]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  892.563743] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #152
[  892.563854] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  892.570677] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  892.581142] syz-executor5 cpuset=syz5 mems_allowed=0
[  892.590496] Workqueue: events_power_efficient neigh_periodic_work
[  892.601795] Call Trace:
[  892.604376]  <IRQ>
[  892.606537]  dump_stack+0x244/0x39d
[  892.610173]  ? dump_stack_print_info.cold.1+0x20/0x20
[  892.615383]  warn_alloc.cold.116+0xb7/0x1bd
[  892.619708]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  892.624561]  ? lock_downgrade+0x900/0x900
[  892.628719]  ? trace_hardirqs_off+0xb8/0x310
[  892.633143]  ? trace_hardirqs_off+0xb8/0x310
[  892.637561]  __alloc_pages_slowpath+0x26e8/0x2e10
[  892.642438]  ? warn_alloc+0x120/0x120
[  892.646248]  ? warn_alloc+0x120/0x120
[  892.650056]  ? warn_alloc+0x120/0x120
[  892.653863]  ? print_usage_bug+0xc0/0xc0
[  892.657933]  ? print_usage_bug+0xc0/0xc0
[  892.661998]  ? mark_held_locks+0x130/0x130
[  892.666234]  ? mark_held_locks+0x130/0x130
[  892.670472]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  892.676015]  ? should_fail+0x22d/0xd01
[  892.679902]  ? zap_class+0x640/0x640
[  892.683633]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  892.688742]  ? __lock_acquire+0x62f/0x4c20
[  892.692985]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  892.698087]  ? __lock_acquire+0x62f/0x4c20
[  892.702324]  ? should_fail+0x22d/0xd01
[  892.706221]  ? mark_held_locks+0x130/0x130
[  892.710466]  ? mark_held_locks+0x130/0x130
[  892.714700]  ? lock_downgrade+0x900/0x900
[  892.718853]  ? zap_class+0x640/0x640
[  892.722570]  ? zap_class+0x640/0x640
[  892.726287]  ? zap_class+0x640/0x640
[  892.730003]  ? do_raw_spin_unlock+0xa7/0x330
[  892.734416]  ? trace_hardirqs_on+0x310/0x310
[  892.738828]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  892.744371]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  892.749912]  ? check_preemption_disabled+0x48/0x280
[  892.754943]  ? __lock_is_held+0xb5/0x140
[  892.759014]  __alloc_pages_nodemask+0xa80/0xde0
[  892.763684]  ? zap_class+0x640/0x640
[  892.767406]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  892.772437]  ? find_held_lock+0x36/0x1c0
[  892.776515]  ? ____cache_alloc_node+0x1c7/0x1e0
[  892.781187]  ? lock_downgrade+0x900/0x900
[  892.785346]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  892.790894]  cache_grow_begin+0xa5/0x8c0
[  892.794955]  ? do_raw_spin_unlock+0xa7/0x330
[  892.799379]  fallback_alloc+0x204/0x2e0
[  892.803371]  ____cache_alloc_node+0x1c7/0x1e0
[  892.807872]  kmem_cache_alloc_node+0xe3/0x730
[  892.812373]  ? lockdep_hardirqs_on+0x296/0x5b0
[  892.816968]  __alloc_skb+0x119/0x770
[  892.820681]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  892.826049]  ? netdev_alloc_frag+0x1f0/0x1f0
[  892.830470]  ? vprintk_default+0x28/0x30
[  892.834531]  ? vprintk_func+0x85/0x181
[  892.838421]  ? printk+0xa7/0xcf
[  892.841704]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  892.846473]  new_skb+0x26/0x1c0
[  892.849755]  aoecmd_cfg+0x279/0x7f0
[  892.853384]  ? find_held_lock+0x36/0x1c0
[  892.857450]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  892.861782]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  892.867332]  ? __lock_is_held+0xb5/0x140
[  892.871405]  discover_timer+0x50/0x60
[  892.875206]  call_timer_fn+0x272/0x920
[  892.879097]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  892.883945]  ? process_timeout+0x40/0x40
[  892.888015]  ? mark_held_locks+0xc7/0x130
[  892.892172]  ? _raw_spin_unlock_irq+0x27/0x80
[  892.896670]  ? _raw_spin_unlock_irq+0x27/0x80
[  892.901169]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  892.906015]  ? lockdep_hardirqs_on+0x296/0x5b0
[  892.910601]  ? trace_hardirqs_on+0xbd/0x310
[  892.914941]  ? kasan_check_read+0x11/0x20
[  892.919086]  ? __run_timers+0x7da/0xc70
[  892.923065]  ? trace_hardirqs_off_caller+0x310/0x310
[  892.928181]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  892.933554]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  892.938400]  __run_timers+0x7e5/0xc70
[  892.942217]  ? timer_fixup_init+0x70/0x70
[  892.946369]  ? lock_downgrade+0x900/0x900
[  892.950520]  ? zap_class+0x640/0x640
[  892.954254]  ? print_usage_bug+0xc0/0xc0
[  892.958318]  ? trace_hardirqs_on+0x310/0x310
[  892.962744]  ? kvm_clock_read+0x18/0x30
[  892.966731]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  892.971747]  ? ktime_get+0x2c1/0x400
[  892.975495]  ? zap_class+0x640/0x640
[  892.979218]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  892.984762]  ? check_preemption_disabled+0x48/0x280
[  892.989789]  ? __lock_is_held+0xb5/0x140
[  892.993851]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  892.999392]  ? check_preemption_disabled+0x48/0x280
[  893.004417]  run_timer_softirq+0x52/0xb0
[  893.008483]  ? rcu_read_lock_sched_held+0x14f/0x180
[  893.013510]  __do_softirq+0x308/0xb7e
[  893.017322]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  893.022424]  ? irq_exit+0xbd/0x1c0
[  893.025983]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  893.031086]  ? smp_reschedule_interrupt+0x109/0x650
[  893.036106]  ? smp_call_function_single_interrupt+0x650/0x650
[  893.041996]  ? ret_from_intr+0xb/0x1e
[  893.045799]  ? trace_hardirqs_off_caller+0xbb/0x310
[  893.050820]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  893.055666]  ? trace_hardirqs_on_caller+0x310/0x310
[  893.060682]  ? task_prio+0x50/0x50
[  893.064224]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  893.069763]  ? check_preemption_disabled+0x48/0x280
[  893.074786]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  893.079645]  ? neigh_periodic_work+0x6bd/0xc60
[  893.084236]  do_softirq_own_stack+0x2a/0x40
[  893.088549]  </IRQ>
[  893.090790]  do_softirq.part.14+0x126/0x160
[  893.095110]  __local_bh_enable_ip+0x21d/0x260
[  893.099651]  _raw_write_unlock_bh+0x30/0x40
[  893.103973]  neigh_periodic_work+0x6bd/0xc60
[  893.108415]  ? neigh_table_clear+0x390/0x390
[  893.112844]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  893.118889]  ? check_preemption_disabled+0x48/0x280
[  893.123937]  ? __lock_is_held+0xb5/0x140
[  893.128029]  process_one_work+0xc90/0x1c40
[  893.132279]  ? mark_held_locks+0x130/0x130
[  893.136547]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  893.141217]  ? __switch_to_asm+0x40/0x70
[  893.145282]  ? __switch_to_asm+0x40/0x70
[  893.149355]  ? __switch_to_asm+0x34/0x70
[  893.153426]  ? __switch_to_asm+0x40/0x70
[  893.157482]  ? __switch_to_asm+0x34/0x70
[  893.161553]  ? __switch_to_asm+0x40/0x70
[  893.165615]  ? __switch_to_asm+0x34/0x70
[  893.169685]  ? __switch_to_asm+0x40/0x70
[  893.173751]  ? __schedule+0x8d7/0x21d0
[  893.177731]  ? zap_class+0x640/0x640
[  893.181451]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  893.186219]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  893.190823]  ? lock_acquire+0x1ed/0x520
[  893.194797]  ? worker_thread+0x3e0/0x1390
[  893.198955]  ? kasan_check_read+0x11/0x20
[  893.203118]  ? do_raw_spin_lock+0x14f/0x350
[  893.207460]  ? kasan_check_read+0x11/0x20
[  893.211608]  ? rwlock_bug.part.2+0x90/0x90
[  893.215853]  ? trace_hardirqs_on+0x310/0x310
[  893.220275]  worker_thread+0x17f/0x1390
[  893.224245]  ? __switch_to_asm+0x34/0x70
[  893.228314]  ? process_one_work+0x1c40/0x1c40
[  893.232826]  ? __sched_text_start+0x8/0x8
[  893.237001]  ? __kthread_parkme+0xce/0x1a0
[  893.241241]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  893.246347]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  893.251455]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  893.256039]  ? trace_hardirqs_on+0xbd/0x310
[  893.260367]  ? kasan_check_read+0x11/0x20
[  893.264515]  ? __kthread_parkme+0xce/0x1a0
[  893.268752]  ? trace_hardirqs_off_caller+0x310/0x310
[  893.273872]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  893.278980]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  893.284518]  ? __kthread_parkme+0xfb/0x1a0
[  893.288762]  ? process_one_work+0x1c40/0x1c40
[  893.293258]  kthread+0x35a/0x440
[  893.296637]  ? kthread_stop+0x900/0x900
[  893.300626]  ret_from_fork+0x3a/0x50
[  893.304353] warn_alloc_show_mem: 1 callbacks suppressed
[  893.304365] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  893.304367] Mem-Info:
[  893.304429] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  893.304429]  active_file:8 inactive_file:18 isolated_file:0
[  893.304429]  unevictable:0 dirty:0 writeback:0 unstable:0
[  893.304429]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  893.304429]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  893.304429]  free:13785 free_pcp:451 free_cma:0
[  893.309765] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  893.317134] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  893.319541] Call Trace:
[  893.352519] 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
[  893.361865]  <IRQ>
[  893.389690] lowmem_reserve[]: 0 2818 6321 6321
[  893.392282]  dump_stack+0x244/0x39d
[  893.418374] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  893.420525]  ? dump_stack_print_info.cold.1+0x20/0x20
[  893.425076] lowmem_reserve[]: 0 0 3503 3503
[  893.428705]  warn_alloc.cold.116+0xb7/0x1bd
[  893.456004] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  893.461194]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  893.465487] lowmem_reserve[]: 0 0 0 0
[  893.469805]  ? lock_downgrade+0x900/0x900
[  893.499019] 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
[  893.504039]  ? trace_hardirqs_off+0xb8/0x310
[  893.507805] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  893.511949]  ? trace_hardirqs_off+0xb8/0x310
[  893.525449] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  893.529855]  __alloc_pages_slowpath+0x26e8/0x2e10
[  893.545003] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  893.549420]  ? warn_alloc+0x120/0x120
[  893.563946] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  893.568780]  ? warn_alloc+0x120/0x120
[  893.577590] 3988 total pagecache pages
[  893.581383]  ? warn_alloc+0x120/0x120
[  893.589938] 0 pages in swap cache
[  893.593730]  ? print_usage_bug+0xc0/0xc0
[  893.597608] Swap cache stats: add 0, delete 0, find 0/0
[  893.601426]  ? __lock_acquire+0x62f/0x4c20
[  893.604852] Free swap  = 0kB
[  893.608907]  ? print_usage_bug+0xc0/0xc0
[  893.614243] Total swap = 0kB
[  893.618472]  ? print_usage_bug+0xc0/0xc0
[  893.621465] 1965979 pages RAM
[  893.625524]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  893.628514] 0 pages HighMem/MovableOnly
[  893.632572]  ? should_fail+0x22d/0xd01
[  893.635655] 342853 pages reserved
[  893.641186]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  893.645134] 0 pages cma reserved
[  893.649011]  ? __lock_acquire+0x62f/0x4c20
[  893.652508] aoe: skb alloc failure
[  893.657546]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  893.657559]  ? __lock_acquire+0x62f/0x4c20
[  893.657574]  ? should_fail+0x22d/0xd01
[  893.660947] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  893.665180]  ? mark_held_locks+0x130/0x130
[  893.668689] kworker/1:0 cpuset=/ mems_allowed=0
[  893.673806]  ? mark_held_locks+0x130/0x130
[  893.705273]  ? mark_held_locks+0x130/0x130
[  893.709516]  ? zap_class+0x640/0x640
[  893.713230]  ? kasan_check_read+0x11/0x20
[  893.717378]  ? do_raw_spin_unlock+0xa7/0x330
[  893.721809]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  893.727350]  ? check_preemption_disabled+0x48/0x280
[  893.732376]  ? __lock_is_held+0xb5/0x140
[  893.736445]  __alloc_pages_nodemask+0xa80/0xde0
[  893.741114]  ? zap_class+0x640/0x640
[  893.744840]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  893.749885]  ? find_held_lock+0x36/0x1c0
[  893.753960]  ? ____cache_alloc_node+0x1c7/0x1e0
[  893.758646]  ? lock_downgrade+0x900/0x900
[  893.762808]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  893.768353]  cache_grow_begin+0xa5/0x8c0
[  893.772418]  ? do_raw_spin_unlock+0xa7/0x330
[  893.776835]  fallback_alloc+0x204/0x2e0
[  893.780821]  ____cache_alloc_node+0x1c7/0x1e0
[  893.785325]  kmem_cache_alloc_node+0xe3/0x730
[  893.789865]  __alloc_skb+0x119/0x770
[  893.793589]  ? netdev_alloc_frag+0x1f0/0x1f0
[  893.798014]  ? check_preemption_disabled+0x48/0x280
[  893.803036]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  893.807966]  ? kasan_check_read+0x11/0x20
[  893.812112]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  893.817388]  ? rcu_softirq_qs+0x20/0x20
[  893.821376]  ? inet_select_addr+0x7fd/0xdf0
[  893.825707]  arp_create+0x195/0x970
[  893.829350]  arp_send_dst.part.19+0xe6/0x3f0
[  893.833769]  ? arp_xmit+0x610/0x610
[  893.837397]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  893.842327]  ? kasan_check_read+0x11/0x20
[  893.846477]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  893.851755]  ? rcu_softirq_qs+0x20/0x20
[  893.855743]  arp_solicit+0x806/0x14e0
[  893.859548]  ? find_held_lock+0x36/0x1c0
[  893.863613]  ? arp_rcv+0xbd0/0xbd0
[  893.867172]  ? neigh_probe+0x6f/0x120
[  893.870975]  ? lock_downgrade+0x900/0x900
[  893.875126]  ? skb_clone+0x21a/0x500
[  893.878859]  ? refcount_inc_not_zero_checked+0x1e5/0x2f0
[  893.884313]  ? skb_split+0x11e0/0x11e0
[  893.888206]  ? refcount_add_not_zero_checked+0x330/0x330
[  893.893664]  ? do_raw_write_trylock+0x270/0x270
[  893.898331]  ? do_raw_read_unlock+0x70/0x70
[  893.902667]  ? arp_rcv+0xbd0/0xbd0
[  893.906211]  neigh_probe+0xca/0x120
[  893.909838]  neigh_timer_handler+0x694/0xdf0
[  893.914252]  ? neigh_periodic_work+0xc60/0xc60
[  893.918840]  ? __lock_is_held+0xb5/0x140
[  893.922914]  call_timer_fn+0x272/0x920
[  893.926799]  ? neigh_periodic_work+0xc60/0xc60
[  893.931384]  ? process_timeout+0x40/0x40
[  893.935457]  ? __run_timers+0x7da/0xc70
[  893.939436]  ? _raw_spin_unlock_irq+0x27/0x80
[  893.943929]  ? _raw_spin_unlock_irq+0x27/0x80
[  893.948421]  ? neigh_periodic_work+0xc60/0xc60
[  893.953005]  ? lockdep_hardirqs_on+0x296/0x5b0
[  893.957595]  ? trace_hardirqs_on+0xbd/0x310
[  893.961930]  ? kasan_check_read+0x11/0x20
[  893.966078]  ? __run_timers+0x7da/0xc70
[  893.970057]  ? trace_hardirqs_off_caller+0x310/0x310
[  893.975171]  ? neigh_periodic_work+0xc60/0xc60
[  893.979749]  __run_timers+0x7e5/0xc70
[  893.983575]  ? timer_fixup_init+0x70/0x70
[  893.988208]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  893.993225]  ? zap_class+0x640/0x640
[  893.996948]  ? enqueue_hrtimer+0x1a5/0x560
[  894.001186]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  894.006382]  ? find_held_lock+0x36/0x1c0
[  894.010455]  ? zap_class+0x640/0x640
[  894.014172]  ? pvclock_read_flags+0x160/0x160
[  894.018680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  894.024221]  ? check_preemption_disabled+0x48/0x280
[  894.029245]  ? __lock_is_held+0xb5/0x140
[  894.033314]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  894.038852]  ? check_preemption_disabled+0x48/0x280
[  894.043873]  run_timer_softirq+0x52/0xb0
[  894.047939]  ? rcu_read_lock_sched_held+0x14f/0x180
[  894.052957]  __do_softirq+0x308/0xb7e
[  894.056767]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  894.061264]  ? lock_downgrade+0x900/0x900
[  894.065480]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  894.070596]  ? pvclock_read_flags+0x160/0x160
[  894.075108]  ? lapic_next_event+0x5a/0x90
[  894.079260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  894.084803]  ? kvm_clock_read+0x18/0x30
[  894.088782]  ? kvm_sched_clock_read+0x9/0x20
[  894.093200]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  894.098754]  ? check_preemption_disabled+0x48/0x280
[  894.103780]  irq_exit+0x17f/0x1c0
[  894.107235]  smp_apic_timer_interrupt+0x1cb/0x760
[  894.112081]  ? smp_reschedule_interrupt+0x109/0x650
[  894.117098]  ? smp_call_function_single_interrupt+0x650/0x650
[  894.122980]  ? interrupt_entry+0xb5/0xc0
[  894.127042]  ? trace_hardirqs_off_caller+0xbb/0x310
[  894.132057]  ? trace_hardirqs_off_caller+0xbb/0x310
[  894.137076]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  894.141920]  ? trace_hardirqs_on_caller+0x310/0x310
[  894.146939]  ? trace_hardirqs_on_caller+0x310/0x310
[  894.151956]  ? task_prio+0x50/0x50
[  894.155503]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  894.161042]  ? check_preemption_disabled+0x48/0x280
[  894.166064]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  894.170917]  apic_timer_interrupt+0xf/0x20
[  894.175144]  </IRQ>
[  894.177388] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  894.182318] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  894.201221] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  894.208927] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  894.216192] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  894.223477] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  894.230741] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  894.238012] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  894.245338]  skb_clone+0x1bb/0x500
[  894.248895]  ? skb_split+0x11e0/0x11e0
[  894.252786]  ? check_preemption_disabled+0x48/0x280
[  894.257809]  ? __this_cpu_preempt_check+0x1c/0x20
[  894.262661]  ? __bpf_redirect+0x54b/0xb20
[  894.266815]  bpf_clone_redirect+0xb9/0x490
[  894.271063]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  894.276105]  ? __sched_text_start+0x8/0x8
[  894.280254]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  894.285026]  ? find_held_lock+0x36/0x1c0
[  894.289094]  ? lock_acquire+0x1ed/0x520
[  894.293099]  ? bpf_test_run+0x3cb/0x780
[  894.297075]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  894.302612]  ? check_preemption_disabled+0x48/0x280
[  894.307666]  ? kasan_check_read+0x11/0x20
[  894.311812]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  894.317088]  ? rcu_softirq_qs+0x20/0x20
[  894.321112]  ? preempt_schedule+0x4d/0x60
[  894.325290]  ? ___preempt_schedule+0x16/0x18
[  894.329709]  ? bpf_test_run+0x25d/0x780
[  894.333695]  ? netlink_diag_dump+0x2a0/0x2a0
[  894.338106]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  894.343653]  ? bpf_test_init.isra.10+0x70/0x100
[  894.348348]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  894.353207]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  894.358064]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  894.363614]  ? fput+0x130/0x1a0
[  894.366927]  ? __bpf_prog_get+0x9b/0x290
[  894.370992]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  894.375835]  ? bpf_prog_test_run+0x130/0x1a0
[  894.380246]  ? __x64_sys_bpf+0x3db/0x520
[  894.384309]  ? bpf_prog_get+0x20/0x20
[  894.388131]  ? do_syscall_64+0x1b9/0x820
[  894.392225]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  894.397590]  ? syscall_return_slowpath+0x5e0/0x5e0
[  894.402538]  ? trace_hardirqs_on_caller+0x310/0x310
[  894.407559]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  894.412577]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  894.419258]  ? __switch_to_asm+0x40/0x70
[  894.423321]  ? __switch_to_asm+0x34/0x70
[  894.427395]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  894.432263]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  894.437658] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #152
[  894.437883] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  894.444598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  894.455094] syz-executor5 cpuset=syz5 mems_allowed=0
[  894.464443] Workqueue: events_power_efficient neigh_periodic_work
[  894.475743] Call Trace:
[  894.478319]  <IRQ>
[  894.480478]  dump_stack+0x244/0x39d
[  894.484110]  ? dump_stack_print_info.cold.1+0x20/0x20
[  894.489319]  warn_alloc.cold.116+0xb7/0x1bd
[  894.493648]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  894.498494]  ? lock_downgrade+0x900/0x900
[  894.502660]  ? trace_hardirqs_off+0xb8/0x310
[  894.507077]  ? trace_hardirqs_off+0xb8/0x310
[  894.511510]  __alloc_pages_slowpath+0x26e8/0x2e10
[  894.516380]  ? warn_alloc+0x120/0x120
[  894.520186]  ? warn_alloc+0x120/0x120
[  894.523993]  ? warn_alloc+0x120/0x120
[  894.527796]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  894.532989]  ? print_usage_bug+0xc0/0xc0
[  894.537055]  ? print_usage_bug+0xc0/0xc0
[  894.541120]  ? mark_held_locks+0x130/0x130
[  894.545362]  ? mark_held_locks+0x130/0x130
[  894.549600]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  894.555150]  ? should_fail+0x22d/0xd01
[  894.559040]  ? zap_class+0x640/0x640
[  894.562765]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  894.567867]  ? __lock_acquire+0x62f/0x4c20
[  894.572109]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  894.577212]  ? __lock_acquire+0x62f/0x4c20
[  894.581444]  ? should_fail+0x22d/0xd01
[  894.585351]  ? mark_held_locks+0x130/0x130
[  894.589627]  ? mark_held_locks+0x130/0x130
[  894.593864]  ? lock_downgrade+0x900/0x900
[  894.598013]  ? zap_class+0x640/0x640
[  894.601728]  ? zap_class+0x640/0x640
[  894.605444]  ? zap_class+0x640/0x640
[  894.609163]  ? do_raw_spin_unlock+0xa7/0x330
[  894.613612]  ? trace_hardirqs_on+0x310/0x310
[  894.618032]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  894.623571]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  894.629109]  ? check_preemption_disabled+0x48/0x280
[  894.634167]  ? __lock_is_held+0xb5/0x140
[  894.638254]  __alloc_pages_nodemask+0xa80/0xde0
[  894.642929]  ? zap_class+0x640/0x640
[  894.646656]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  894.651689]  ? find_held_lock+0x36/0x1c0
[  894.655765]  ? ____cache_alloc_node+0x1c7/0x1e0
[  894.660438]  ? lock_downgrade+0x900/0x900
[  894.664607]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  894.670188]  cache_grow_begin+0xa5/0x8c0
[  894.674253]  ? do_raw_spin_unlock+0xa7/0x330
[  894.678700]  fallback_alloc+0x204/0x2e0
[  894.682684]  ____cache_alloc_node+0x1c7/0x1e0
[  894.687187]  kmem_cache_alloc_node+0xe3/0x730
[  894.691685]  ? lockdep_hardirqs_on+0x296/0x5b0
[  894.696279]  __alloc_skb+0x119/0x770
[  894.699996]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  894.705366]  ? netdev_alloc_frag+0x1f0/0x1f0
[  894.709796]  ? vprintk_default+0x28/0x30
[  894.713857]  ? vprintk_func+0x85/0x181
[  894.717772]  ? printk+0xa7/0xcf
[  894.721070]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  894.725838]  new_skb+0x26/0x1c0
[  894.729120]  aoecmd_cfg+0x279/0x7f0
[  894.732755]  ? find_held_lock+0x36/0x1c0
[  894.736820]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  894.741155]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  894.746702]  ? __lock_is_held+0xb5/0x140
[  894.750807]  discover_timer+0x50/0x60
[  894.754613]  call_timer_fn+0x272/0x920
[  894.758513]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  894.763356]  ? process_timeout+0x40/0x40
[  894.767425]  ? mark_held_locks+0xc7/0x130
[  894.771576]  ? _raw_spin_unlock_irq+0x27/0x80
[  894.776069]  ? _raw_spin_unlock_irq+0x27/0x80
[  894.780569]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  894.785417]  ? lockdep_hardirqs_on+0x296/0x5b0
[  894.790000]  ? trace_hardirqs_on+0xbd/0x310
[  894.794324]  ? kasan_check_read+0x11/0x20
[  894.798471]  ? __run_timers+0x7da/0xc70
[  894.802446]  ? trace_hardirqs_off_caller+0x310/0x310
[  894.807555]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  894.812927]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  894.817773]  __run_timers+0x7e5/0xc70
[  894.821589]  ? timer_fixup_init+0x70/0x70
[  894.825743]  ? lock_downgrade+0x900/0x900
[  894.829890]  ? zap_class+0x640/0x640
[  894.833616]  ? print_usage_bug+0xc0/0xc0
[  894.837687]  ? trace_hardirqs_on+0x310/0x310
[  894.842107]  ? kvm_clock_read+0x18/0x30
[  894.846084]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  894.851102]  ? ktime_get+0x2c1/0x400
[  894.854822]  ? zap_class+0x640/0x640
[  894.858540]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  894.864082]  ? check_preemption_disabled+0x48/0x280
[  894.869107]  ? __lock_is_held+0xb5/0x140
[  894.873177]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  894.878719]  ? check_preemption_disabled+0x48/0x280
[  894.883745]  run_timer_softirq+0x52/0xb0
[  894.887809]  ? rcu_read_lock_sched_held+0x14f/0x180
[  894.892830]  __do_softirq+0x308/0xb7e
[  894.896647]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  894.901752]  ? irq_exit+0xbd/0x1c0
[  894.905293]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  894.910310]  ? smp_reschedule_interrupt+0x109/0x650
[  894.915328]  ? smp_call_function_single_interrupt+0x650/0x650
[  894.921214]  ? ret_from_intr+0xb/0x1e
[  894.925016]  ? trace_hardirqs_off_caller+0xbb/0x310
[  894.930036]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  894.934878]  ? trace_hardirqs_on_caller+0x310/0x310
[  894.939896]  ? task_prio+0x50/0x50
[  894.943468]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  894.949011]  ? check_preemption_disabled+0x48/0x280
[  894.954039]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  894.958886]  ? neigh_periodic_work+0x6bd/0xc60
[  894.963470]  do_softirq_own_stack+0x2a/0x40
[  894.967784]  </IRQ>
[  894.970025]  do_softirq.part.14+0x126/0x160
[  894.974350]  __local_bh_enable_ip+0x21d/0x260
[  894.978882]  _raw_write_unlock_bh+0x30/0x40
[  894.983221]  neigh_periodic_work+0x6bd/0xc60
[  894.987661]  ? neigh_table_clear+0x390/0x390
[  894.992073]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  894.997615]  ? check_preemption_disabled+0x48/0x280
[  895.002653]  ? __lock_is_held+0xb5/0x140
[  895.006753]  process_one_work+0xc90/0x1c40
[  895.011002]  ? mark_held_locks+0x130/0x130
[  895.015248]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  895.019918]  ? __switch_to_asm+0x40/0x70
[  895.023978]  ? __switch_to_asm+0x40/0x70
[  895.028049]  ? __switch_to_asm+0x34/0x70
[  895.032108]  ? __switch_to_asm+0x40/0x70
[  895.036186]  ? __switch_to_asm+0x34/0x70
[  895.040242]  ? __switch_to_asm+0x40/0x70
[  895.044304]  ? __switch_to_asm+0x34/0x70
[  895.048364]  ? __switch_to_asm+0x40/0x70
[  895.052430]  ? __schedule+0x8d7/0x21d0
[  895.056340]  ? zap_class+0x640/0x640
[  895.060062]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  895.064839]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  895.069434]  ? lock_acquire+0x1ed/0x520
[  895.073405]  ? worker_thread+0x3e0/0x1390
[  895.077564]  ? kasan_check_read+0x11/0x20
[  895.081717]  ? do_raw_spin_lock+0x14f/0x350
[  895.086036]  ? kasan_check_read+0x11/0x20
[  895.090197]  ? rwlock_bug.part.2+0x90/0x90
[  895.094428]  ? trace_hardirqs_on+0x310/0x310
[  895.098864]  worker_thread+0x17f/0x1390
[  895.102835]  ? __switch_to_asm+0x34/0x70
[  895.106909]  ? process_one_work+0x1c40/0x1c40
[  895.111422]  ? __sched_text_start+0x8/0x8
[  895.115595]  ? __kthread_parkme+0xce/0x1a0
[  895.120281]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  895.125381]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  895.130480]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  895.135068]  ? trace_hardirqs_on+0xbd/0x310
[  895.139391]  ? kasan_check_read+0x11/0x20
[  895.143544]  ? __kthread_parkme+0xce/0x1a0
[  895.147782]  ? trace_hardirqs_off_caller+0x310/0x310
[  895.152895]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  895.158010]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  895.163544]  ? __kthread_parkme+0xfb/0x1a0
[  895.167790]  ? process_one_work+0x1c40/0x1c40
[  895.172286]  kthread+0x35a/0x440
[  895.175662]  ? kthread_stop+0x900/0x900
[  895.179644]  ret_from_fork+0x3a/0x50
[  895.183374] warn_alloc_show_mem: 1 callbacks suppressed
[  895.183387] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  895.183388] Mem-Info:
[  895.183421] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  895.183421]  active_file:8 inactive_file:18 isolated_file:0
[  895.183421]  unevictable:0 dirty:0 writeback:0 unstable:0
[  895.183421]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  895.183421]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  895.183421]  free:13785 free_pcp:451 free_cma:0
[  895.188787] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  895.196176] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  895.198578] Call Trace:
[  895.231525] 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
[  895.240865]  <IRQ>
[  895.268697] lowmem_reserve[]: 0 2818 6321 6321
[  895.271281]  dump_stack+0x244/0x39d
[  895.297363] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  895.299508]  ? dump_stack_print_info.cold.1+0x20/0x20
[  895.304059] lowmem_reserve[]: 0 0 3503 3503
[  895.307707]  warn_alloc.cold.116+0xb7/0x1bd
[  895.335017] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  895.340204]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  895.344500] lowmem_reserve[]: 0 0 0 0
[  895.348816]  ? lock_downgrade+0x900/0x900
[  895.378022] 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
[  895.382864]  ? trace_hardirqs_off+0xb8/0x310
[  895.386633] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  895.390791]  ? trace_hardirqs_off+0xb8/0x310
[  895.404289] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  895.408697]  __alloc_pages_slowpath+0x26e8/0x2e10
[  895.423843] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  895.428263]  ? warn_alloc+0x120/0x120
[  895.442782] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  895.447624]  ? warn_alloc+0x120/0x120
[  895.456436] 3988 total pagecache pages
[  895.460245]  ? warn_alloc+0x120/0x120
[  895.468797] 0 pages in swap cache
[  895.472585]  ? print_usage_bug+0xc0/0xc0
[  895.476448] Swap cache stats: add 0, delete 0, find 0/0
[  895.480241]  ? print_usage_bug+0xc0/0xc0
[  895.483673] Free swap  = 0kB
[  895.487726]  ? mark_held_locks+0x130/0x130
[  895.493067] Total swap = 0kB
[  895.497128]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  895.500119] 1965979 pages RAM
[  895.504347]  ? should_fail+0x22d/0xd01
[  895.507341] 0 pages HighMem/MovableOnly
[  895.512869]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  895.515949] 342853 pages reserved
[  895.519833]  ? __lock_acquire+0x62f/0x4c20
[  895.523781] 0 pages cma reserved
[  895.528879]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  895.532363] aoe: skb alloc failure
[  895.536530]  ? __lock_acquire+0x62f/0x4c20
[  895.536543]  ? should_fail+0x22d/0xd01
[  895.536564]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  895.539942] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  895.545014]  ? mark_held_locks+0x130/0x130
[  895.548526] kworker/1:0 cpuset=/ mems_allowed=0
[  895.552756]  ? mark_held_locks+0x130/0x130
[  895.585586]  ? __alloc_skb+0x119/0x770
[  895.589498]  ? zap_class+0x640/0x640
[  895.593219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  895.598757]  ? check_preemption_disabled+0x48/0x280
[  895.603786]  ? __lock_is_held+0xb5/0x140
[  895.607852]  __alloc_pages_nodemask+0xa80/0xde0
[  895.612520]  ? zap_class+0x640/0x640
[  895.616242]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  895.621269]  ? find_held_lock+0x36/0x1c0
[  895.625364]  ? ____cache_alloc_node+0x1c7/0x1e0
[  895.630031]  ? lock_downgrade+0x900/0x900
[  895.634220]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  895.639764]  cache_grow_begin+0xa5/0x8c0
[  895.643826]  ? do_raw_spin_unlock+0xa7/0x330
[  895.648241]  fallback_alloc+0x204/0x2e0
[  895.652224]  ____cache_alloc_node+0x1c7/0x1e0
[  895.656725]  kmem_cache_alloc+0x1f8/0x730
[  895.660888]  skb_clone+0x1bb/0x500
[  895.664427]  ? refcount_inc_not_zero_checked+0x1e5/0x2f0
[  895.669878]  ? skb_split+0x11e0/0x11e0
[  895.673769]  ? refcount_add_not_zero_checked+0x330/0x330
[  895.679219]  ? kasan_check_read+0x11/0x20
[  895.683371]  ? do_raw_write_lock+0x14f/0x310
[  895.687784]  ? do_raw_read_unlock+0x70/0x70
[  895.692108]  ? find_held_lock+0x36/0x1c0
[  895.696181]  neigh_probe+0x59/0x120
[  895.699812]  neigh_timer_handler+0x694/0xdf0
[  895.704229]  ? neigh_periodic_work+0xc60/0xc60
[  895.708817]  ? __lock_is_held+0xb5/0x140
[  895.712893]  call_timer_fn+0x272/0x920
[  895.716777]  ? neigh_periodic_work+0xc60/0xc60
[  895.721358]  ? process_timeout+0x40/0x40
[  895.725430]  ? __run_timers+0x7da/0xc70
[  895.729411]  ? _raw_spin_unlock_irq+0x27/0x80
[  895.733907]  ? _raw_spin_unlock_irq+0x27/0x80
[  895.738400]  ? neigh_periodic_work+0xc60/0xc60
[  895.742986]  ? lockdep_hardirqs_on+0x296/0x5b0
[  895.747572]  ? trace_hardirqs_on+0xbd/0x310
[  895.751902]  ? kasan_check_read+0x11/0x20
[  895.756049]  ? __run_timers+0x7da/0xc70
[  895.760026]  ? trace_hardirqs_off_caller+0x310/0x310
[  895.765144]  ? neigh_periodic_work+0xc60/0xc60
[  895.769728]  __run_timers+0x7e5/0xc70
[  895.773541]  ? timer_fixup_init+0x70/0x70
[  895.777696]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  895.782719]  ? zap_class+0x640/0x640
[  895.786435]  ? enqueue_hrtimer+0x1a5/0x560
[  895.790673]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  895.795873]  ? find_held_lock+0x36/0x1c0
[  895.799938]  ? zap_class+0x640/0x640
[  895.803662]  ? pvclock_read_flags+0x160/0x160
[  895.808174]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  895.813746]  ? check_preemption_disabled+0x48/0x280
[  895.818775]  ? __lock_is_held+0xb5/0x140
[  895.822842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  895.828379]  ? check_preemption_disabled+0x48/0x280
[  895.833400]  run_timer_softirq+0x52/0xb0
[  895.837461]  ? rcu_read_lock_sched_held+0x14f/0x180
[  895.842478]  __do_softirq+0x308/0xb7e
[  895.846281]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  895.850774]  ? lock_downgrade+0x900/0x900
[  895.854929]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  895.860038]  ? pvclock_read_flags+0x160/0x160
[  895.864536]  ? lapic_next_event+0x5a/0x90
[  895.868693]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  895.874236]  ? kvm_clock_read+0x18/0x30
[  895.878210]  ? kvm_sched_clock_read+0x9/0x20
[  895.882647]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  895.888186]  ? check_preemption_disabled+0x48/0x280
[  895.893216]  irq_exit+0x17f/0x1c0
[  895.896673]  smp_apic_timer_interrupt+0x1cb/0x760
[  895.901524]  ? smp_reschedule_interrupt+0x109/0x650
[  895.906542]  ? smp_call_function_single_interrupt+0x650/0x650
[  895.912425]  ? interrupt_entry+0xb5/0xc0
[  895.916489]  ? trace_hardirqs_off_caller+0xbb/0x310
[  895.921504]  ? trace_hardirqs_off_caller+0xbb/0x310
[  895.926525]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  895.931369]  ? trace_hardirqs_on_caller+0x310/0x310
[  895.936387]  ? trace_hardirqs_on_caller+0x310/0x310
[  895.941406]  ? task_prio+0x50/0x50
[  895.944953]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  895.950491]  ? check_preemption_disabled+0x48/0x280
[  895.955515]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  895.960368]  apic_timer_interrupt+0xf/0x20
[  895.964594]  </IRQ>
[  895.966863] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  895.971796] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  895.991158] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  895.998864] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  896.006132] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  896.013398] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  896.020662] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  896.027933] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  896.035257]  skb_clone+0x1bb/0x500
[  896.038802]  ? skb_split+0x11e0/0x11e0
[  896.042706]  ? check_preemption_disabled+0x48/0x280
[  896.047731]  ? __this_cpu_preempt_check+0x1c/0x20
[  896.052576]  ? __bpf_redirect+0x54b/0xb20
[  896.056734]  bpf_clone_redirect+0xb9/0x490
[  896.060977]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  896.066000]  ? __sched_text_start+0x8/0x8
[  896.070179]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  896.074948]  ? find_held_lock+0x36/0x1c0
[  896.079019]  ? lock_acquire+0x1ed/0x520
[  896.082995]  ? bpf_test_run+0x3cb/0x780
[  896.086977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  896.092518]  ? check_preemption_disabled+0x48/0x280
[  896.097548]  ? kasan_check_read+0x11/0x20
[  896.101700]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  896.106993]  ? rcu_softirq_qs+0x20/0x20
[  896.110974]  ? preempt_schedule+0x4d/0x60
[  896.115122]  ? ___preempt_schedule+0x16/0x18
[  896.119554]  ? bpf_test_run+0x25d/0x780
[  896.123571]  ? netlink_diag_dump+0x2a0/0x2a0
[  896.127985]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  896.133523]  ? bpf_test_init.isra.10+0x70/0x100
[  896.138200]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  896.142965]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  896.147822]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  896.153359]  ? fput+0x130/0x1a0
[  896.156654]  ? __bpf_prog_get+0x9b/0x290
[  896.160722]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  896.165562]  ? bpf_prog_test_run+0x130/0x1a0
[  896.169973]  ? __x64_sys_bpf+0x3db/0x520
[  896.174039]  ? bpf_prog_get+0x20/0x20
[  896.177863]  ? do_syscall_64+0x1b9/0x820
[  896.181925]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  896.187290]  ? syscall_return_slowpath+0x5e0/0x5e0
[  896.192224]  ? trace_hardirqs_on_caller+0x310/0x310
[  896.197243]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  896.202262]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  896.208941]  ? __switch_to_asm+0x40/0x70
[  896.213012]  ? __switch_to_asm+0x34/0x70
[  896.217078]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  896.221927]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  896.227309] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #152
[  896.227418] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  896.234247] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  896.244716] syz-executor5 cpuset=syz5 mems_allowed=0
[  896.254064] Workqueue: events_power_efficient neigh_periodic_work
[  896.265364] Call Trace:
[  896.267942]  <IRQ>
[  896.270108]  dump_stack+0x244/0x39d
[  896.273752]  ? dump_stack_print_info.cold.1+0x20/0x20
[  896.278956]  warn_alloc.cold.116+0xb7/0x1bd
[  896.283281]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  896.288128]  ? lock_downgrade+0x900/0x900
[  896.292291]  ? trace_hardirqs_off+0xb8/0x310
[  896.296706]  ? trace_hardirqs_off+0xb8/0x310
[  896.301123]  __alloc_pages_slowpath+0x26e8/0x2e10
[  896.306007]  ? warn_alloc+0x120/0x120
[  896.309814]  ? warn_alloc+0x120/0x120
[  896.313617]  ? warn_alloc+0x120/0x120
[  896.317427]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  896.322626]  ? print_usage_bug+0xc0/0xc0
[  896.326693]  ? print_usage_bug+0xc0/0xc0
[  896.330757]  ? mark_held_locks+0x130/0x130
[  896.334994]  ? mark_held_locks+0x130/0x130
[  896.339236]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  896.344772]  ? should_fail+0x22d/0xd01
[  896.348659]  ? zap_class+0x640/0x640
[  896.352375]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  896.357482]  ? __lock_acquire+0x62f/0x4c20
[  896.361720]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  896.366822]  ? __lock_acquire+0x62f/0x4c20
[  896.371053]  ? should_fail+0x22d/0xd01
[  896.374950]  ? mark_held_locks+0x130/0x130
[  896.379188]  ? mark_held_locks+0x130/0x130
[  896.383420]  ? lock_downgrade+0x900/0x900
[  896.387566]  ? zap_class+0x640/0x640
[  896.391279]  ? zap_class+0x640/0x640
[  896.394994]  ? zap_class+0x640/0x640
[  896.398736]  ? do_raw_spin_unlock+0xa7/0x330
[  896.403153]  ? trace_hardirqs_on+0x310/0x310
[  896.407563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  896.413099]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  896.418646]  ? check_preemption_disabled+0x48/0x280
[  896.423676]  ? __lock_is_held+0xb5/0x140
[  896.427749]  __alloc_pages_nodemask+0xa80/0xde0
[  896.432418]  ? zap_class+0x640/0x640
[  896.436143]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  896.441178]  ? find_held_lock+0x36/0x1c0
[  896.445250]  ? ____cache_alloc_node+0x1c7/0x1e0
[  896.449929]  ? lock_downgrade+0x900/0x900
[  896.454090]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  896.459642]  cache_grow_begin+0xa5/0x8c0
[  896.463705]  ? do_raw_spin_unlock+0xa7/0x330
[  896.468138]  fallback_alloc+0x204/0x2e0
[  896.472120]  ____cache_alloc_node+0x1c7/0x1e0
[  896.476636]  kmem_cache_alloc_node+0xe3/0x730
[  896.481142]  ? lockdep_hardirqs_on+0x296/0x5b0
[  896.485735]  __alloc_skb+0x119/0x770
[  896.489449]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  896.494820]  ? netdev_alloc_frag+0x1f0/0x1f0
[  896.499241]  ? vprintk_default+0x28/0x30
[  896.503306]  ? vprintk_func+0x85/0x181
[  896.507194]  ? printk+0xa7/0xcf
[  896.510476]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  896.515242]  new_skb+0x26/0x1c0
[  896.518526]  aoecmd_cfg+0x279/0x7f0
[  896.522164]  ? find_held_lock+0x36/0x1c0
[  896.526227]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  896.530554]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  896.536108]  ? __lock_is_held+0xb5/0x140
[  896.540204]  discover_timer+0x50/0x60
[  896.544004]  call_timer_fn+0x272/0x920
[  896.547894]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  896.552735]  ? process_timeout+0x40/0x40
[  896.556805]  ? mark_held_locks+0xc7/0x130
[  896.560956]  ? _raw_spin_unlock_irq+0x27/0x80
[  896.565453]  ? _raw_spin_unlock_irq+0x27/0x80
[  896.569949]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  896.574791]  ? lockdep_hardirqs_on+0x296/0x5b0
[  896.579377]  ? trace_hardirqs_on+0xbd/0x310
[  896.583700]  ? kasan_check_read+0x11/0x20
[  896.587847]  ? __run_timers+0x7da/0xc70
[  896.591823]  ? trace_hardirqs_off_caller+0x310/0x310
[  896.596939]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  896.602313]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  896.607162]  __run_timers+0x7e5/0xc70
[  896.610977]  ? timer_fixup_init+0x70/0x70
[  896.615135]  ? lock_downgrade+0x900/0x900
[  896.619280]  ? zap_class+0x640/0x640
[  896.623007]  ? print_usage_bug+0xc0/0xc0
[  896.627070]  ? trace_hardirqs_on+0x310/0x310
[  896.631489]  ? kvm_clock_read+0x18/0x30
[  896.635465]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  896.640481]  ? ktime_get+0x2c1/0x400
[  896.644197]  ? zap_class+0x640/0x640
[  896.647918]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  896.653458]  ? check_preemption_disabled+0x48/0x280
[  896.658490]  ? __lock_is_held+0xb5/0x140
[  896.662555]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  896.668093]  ? check_preemption_disabled+0x48/0x280
[  896.673122]  run_timer_softirq+0x52/0xb0
[  896.677196]  ? rcu_read_lock_sched_held+0x14f/0x180
[  896.682217]  __do_softirq+0x308/0xb7e
[  896.686030]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  896.691135]  ? irq_exit+0xbd/0x1c0
[  896.694677]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  896.699691]  ? smp_reschedule_interrupt+0x109/0x650
[  896.704722]  ? smp_call_function_single_interrupt+0x650/0x650
[  896.710611]  ? ret_from_intr+0xb/0x1e
[  896.714433]  ? trace_hardirqs_off_caller+0xbb/0x310
[  896.719452]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  896.724299]  ? trace_hardirqs_on_caller+0x310/0x310
[  896.729320]  ? task_prio+0x50/0x50
[  896.732862]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  896.738410]  ? check_preemption_disabled+0x48/0x280
[  896.743434]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  896.748285]  ? neigh_periodic_work+0x6bd/0xc60
[  896.752869]  do_softirq_own_stack+0x2a/0x40
[  896.757184]  </IRQ>
[  896.759426]  do_softirq.part.14+0x126/0x160
[  896.763746]  __local_bh_enable_ip+0x21d/0x260
[  896.768242]  _raw_write_unlock_bh+0x30/0x40
[  896.772567]  neigh_periodic_work+0x6bd/0xc60
[  896.776985]  ? neigh_table_clear+0x390/0x390
[  896.781401]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  896.786944]  ? check_preemption_disabled+0x48/0x280
[  896.791971]  ? __lock_is_held+0xb5/0x140
[  896.796046]  process_one_work+0xc90/0x1c40
[  896.800287]  ? mark_held_locks+0x130/0x130
[  896.804537]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  896.809204]  ? __switch_to_asm+0x40/0x70
[  896.813264]  ? __switch_to_asm+0x40/0x70
[  896.817322]  ? __switch_to_asm+0x34/0x70
[  896.821383]  ? __switch_to_asm+0x40/0x70
[  896.825445]  ? __switch_to_asm+0x34/0x70
[  896.829512]  ? __switch_to_asm+0x40/0x70
[  896.833588]  ? __switch_to_asm+0x34/0x70
[  896.837657]  ? __switch_to_asm+0x40/0x70
[  896.841729]  ? __schedule+0x8d7/0x21d0
[  896.845654]  ? zap_class+0x640/0x640
[  896.849375]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  896.854150]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  896.858751]  ? lock_acquire+0x1ed/0x520
[  896.862724]  ? worker_thread+0x3e0/0x1390
[  896.866886]  ? kasan_check_read+0x11/0x20
[  896.871032]  ? do_raw_spin_lock+0x14f/0x350
[  896.875353]  ? kasan_check_read+0x11/0x20
[  896.879500]  ? rwlock_bug.part.2+0x90/0x90
[  896.883737]  ? trace_hardirqs_on+0x310/0x310
[  896.888166]  worker_thread+0x17f/0x1390
[  896.892147]  ? __switch_to_asm+0x34/0x70
[  896.896226]  ? process_one_work+0x1c40/0x1c40
[  896.900743]  ? __sched_text_start+0x8/0x8
[  896.904923]  ? __kthread_parkme+0xce/0x1a0
[  896.909165]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  896.914268]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  896.919374]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  896.923957]  ? trace_hardirqs_on+0xbd/0x310
[  896.928326]  ? kasan_check_read+0x11/0x20
[  896.932476]  ? __kthread_parkme+0xce/0x1a0
[  896.936717]  ? trace_hardirqs_off_caller+0x310/0x310
[  896.941835]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  896.946942]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  896.952482]  ? __kthread_parkme+0xfb/0x1a0
[  896.956729]  ? process_one_work+0x1c40/0x1c40
[  896.961226]  kthread+0x35a/0x440
[  896.964594]  ? kthread_stop+0x900/0x900
[  896.968596]  ret_from_fork+0x3a/0x50
[  896.972334] warn_alloc_show_mem: 1 callbacks suppressed
[  896.972346] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  896.972348] Mem-Info:
[  896.972380] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  896.972380]  active_file:8 inactive_file:18 isolated_file:0
[  896.972380]  unevictable:0 dirty:0 writeback:0 unstable:0
[  896.972380]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  896.972380]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  896.972380]  free:13785 free_pcp:451 free_cma:0
[  896.977718] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  896.985081] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  896.987479] Call Trace:
[  897.020448] 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
[  897.029796]  <IRQ>
[  897.057630] lowmem_reserve[]: 0 2818 6321 6321
[  897.060234]  dump_stack+0x244/0x39d
[  897.086319] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  897.088475]  ? dump_stack_print_info.cold.1+0x20/0x20
[  897.093024] lowmem_reserve[]: 0 0 3503 3503
[  897.096666]  warn_alloc.cold.116+0xb7/0x1bd
[  897.124495] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  897.129710]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  897.134000] lowmem_reserve[]: 0 0 0 0
[  897.138320]  ? lock_downgrade+0x900/0x900
[  897.167537] 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
[  897.172399]  ? trace_hardirqs_off+0xb8/0x310
[  897.176182] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  897.180330]  ? trace_hardirqs_off+0xb8/0x310
[  897.193825] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  897.198235]  __alloc_pages_slowpath+0x26e8/0x2e10
[  897.213380] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  897.217801]  ? warn_alloc+0x120/0x120
[  897.232323] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  897.237154]  ? warn_alloc+0x120/0x120
[  897.245967] 3988 total pagecache pages
[  897.249761]  ? warn_alloc+0x120/0x120
[  897.258318] 0 pages in swap cache
[  897.262111]  ? print_usage_bug+0xc0/0xc0
[  897.265969] Swap cache stats: add 0, delete 0, find 0/0
[  897.265978] Free swap  = 0kB
[  897.269772]  ? __lock_acquire+0x62f/0x4c20
[  897.273202] Total swap = 0kB
[  897.277258]  ? print_usage_bug+0xc0/0xc0
[  897.282596] 1965979 pages RAM
[  897.285608]  ? print_usage_bug+0xc0/0xc0
[  897.289832] 0 pages HighMem/MovableOnly
[  897.292845]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  897.296881] 342853 pages reserved
[  897.299981]  ? should_fail+0x22d/0xd01
[  897.304014] 0 pages cma reserved
[  897.307985]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  897.313549] aoe: skb alloc failure
[  897.316944]  ? __lock_acquire+0x62f/0x4c20
[  897.316963]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  897.316979]  ? __lock_acquire+0x62f/0x4c20
[  897.320874] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  897.324207]  ? should_fail+0x22d/0xd01
[  897.329289] kworker/1:0 cpuset=/ mems_allowed=0
[  897.332830]  ? mark_held_locks+0x130/0x130
[  897.369406]  ? mark_held_locks+0x130/0x130
[  897.373652]  ? mark_held_locks+0x130/0x130
[  897.377898]  ? zap_class+0x640/0x640
[  897.381617]  ? kasan_check_read+0x11/0x20
[  897.385781]  ? do_raw_spin_unlock+0xa7/0x330
[  897.390194]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  897.395735]  ? check_preemption_disabled+0x48/0x280
[  897.400766]  ? __lock_is_held+0xb5/0x140
[  897.404835]  __alloc_pages_nodemask+0xa80/0xde0
[  897.409508]  ? zap_class+0x640/0x640
[  897.413227]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  897.418257]  ? find_held_lock+0x36/0x1c0
[  897.422335]  ? ____cache_alloc_node+0x1c7/0x1e0
[  897.427008]  ? lock_downgrade+0x900/0x900
[  897.431164]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  897.436710]  cache_grow_begin+0xa5/0x8c0
[  897.440772]  ? do_raw_spin_unlock+0xa7/0x330
[  897.445191]  fallback_alloc+0x204/0x2e0
[  897.449173]  ____cache_alloc_node+0x1c7/0x1e0
[  897.453684]  kmem_cache_alloc_node+0xe3/0x730
[  897.458194]  __alloc_skb+0x119/0x770
[  897.461918]  ? netdev_alloc_frag+0x1f0/0x1f0
[  897.466329]  ? check_preemption_disabled+0x48/0x280
[  897.471350]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  897.476287]  ? kasan_check_read+0x11/0x20
[  897.480442]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  897.485724]  ? rcu_softirq_qs+0x20/0x20
[  897.489713]  ? inet_select_addr+0x7fd/0xdf0
[  897.494044]  arp_create+0x195/0x970
[  897.497682]  arp_send_dst.part.19+0xe6/0x3f0
[  897.502103]  ? arp_xmit+0x610/0x610
[  897.505738]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  897.510672]  ? kasan_check_read+0x11/0x20
[  897.514822]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  897.520099]  ? rcu_softirq_qs+0x20/0x20
[  897.524086]  arp_solicit+0x806/0x14e0
[  897.527899]  ? find_held_lock+0x36/0x1c0
[  897.531966]  ? arp_rcv+0xbd0/0xbd0
[  897.535510]  ? neigh_probe+0x6f/0x120
[  897.539313]  ? lock_downgrade+0x900/0x900
[  897.543470]  ? skb_clone+0x21a/0x500
[  897.547186]  ? refcount_inc_not_zero_checked+0x1e5/0x2f0
[  897.552659]  ? skb_split+0x11e0/0x11e0
[  897.556564]  ? refcount_add_not_zero_checked+0x330/0x330
[  897.562013]  ? do_raw_write_trylock+0x270/0x270
[  897.566681]  ? do_raw_read_unlock+0x70/0x70
[  897.571011]  ? arp_rcv+0xbd0/0xbd0
[  897.574558]  neigh_probe+0xca/0x120
[  897.578191]  neigh_timer_handler+0x694/0xdf0
[  897.582607]  ? neigh_periodic_work+0xc60/0xc60
[  897.587205]  ? __lock_is_held+0xb5/0x140
[  897.591284]  call_timer_fn+0x272/0x920
[  897.595175]  ? neigh_periodic_work+0xc60/0xc60
[  897.599756]  ? process_timeout+0x40/0x40
[  897.603825]  ? __run_timers+0x7da/0xc70
[  897.607803]  ? _raw_spin_unlock_irq+0x27/0x80
[  897.612297]  ? _raw_spin_unlock_irq+0x27/0x80
[  897.616794]  ? neigh_periodic_work+0xc60/0xc60
[  897.621378]  ? lockdep_hardirqs_on+0x296/0x5b0
[  897.625965]  ? trace_hardirqs_on+0xbd/0x310
[  897.630286]  ? kasan_check_read+0x11/0x20
[  897.634436]  ? __run_timers+0x7da/0xc70
[  897.638415]  ? trace_hardirqs_off_caller+0x310/0x310
[  897.643528]  ? neigh_periodic_work+0xc60/0xc60
[  897.648108]  __run_timers+0x7e5/0xc70
[  897.651922]  ? timer_fixup_init+0x70/0x70
[  897.656072]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  897.661090]  ? zap_class+0x640/0x640
[  897.664808]  ? enqueue_hrtimer+0x1a5/0x560
[  897.669047]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  897.674249]  ? find_held_lock+0x36/0x1c0
[  897.678317]  ? zap_class+0x640/0x640
[  897.682035]  ? pvclock_read_flags+0x160/0x160
[  897.686535]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  897.692079]  ? check_preemption_disabled+0x48/0x280
[  897.697108]  ? __lock_is_held+0xb5/0x140
[  897.701173]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  897.706718]  ? check_preemption_disabled+0x48/0x280
[  897.711744]  run_timer_softirq+0x52/0xb0
[  897.715807]  ? rcu_read_lock_sched_held+0x14f/0x180
[  897.720827]  __do_softirq+0x308/0xb7e
[  897.724649]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  897.729148]  ? lock_downgrade+0x900/0x900
[  897.733307]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  897.738420]  ? pvclock_read_flags+0x160/0x160
[  897.743022]  ? lapic_next_event+0x5a/0x90
[  897.747172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  897.752713]  ? kvm_clock_read+0x18/0x30
[  897.756691]  ? kvm_sched_clock_read+0x9/0x20
[  897.761102]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  897.766655]  ? check_preemption_disabled+0x48/0x280
[  897.771683]  irq_exit+0x17f/0x1c0
[  897.775142]  smp_apic_timer_interrupt+0x1cb/0x760
[  897.779988]  ? smp_reschedule_interrupt+0x109/0x650
[  897.785009]  ? smp_call_function_single_interrupt+0x650/0x650
[  897.790893]  ? interrupt_entry+0xb5/0xc0
[  897.794957]  ? trace_hardirqs_off_caller+0xbb/0x310
[  897.799974]  ? trace_hardirqs_off_caller+0xbb/0x310
[  897.804995]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  897.809840]  ? trace_hardirqs_on_caller+0x310/0x310
[  897.814858]  ? trace_hardirqs_on_caller+0x310/0x310
[  897.819879]  ? task_prio+0x50/0x50
[  897.823425]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  897.828964]  ? check_preemption_disabled+0x48/0x280
[  897.834019]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  897.838871]  apic_timer_interrupt+0xf/0x20
[  897.843100]  </IRQ>
[  897.845339] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  897.850270] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  897.869169] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  897.876879] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  897.884147] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  897.891415] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  897.898685] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  897.905955] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  897.913272]  skb_clone+0x1bb/0x500
[  897.916826]  ? skb_split+0x11e0/0x11e0
[  897.920718]  ? check_preemption_disabled+0x48/0x280
[  897.925748]  ? __this_cpu_preempt_check+0x1c/0x20
[  897.930593]  ? __bpf_redirect+0x54b/0xb20
[  897.934761]  bpf_clone_redirect+0xb9/0x490
[  897.939005]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  897.944029]  ? __sched_text_start+0x8/0x8
[  897.948183]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  897.952953]  ? find_held_lock+0x36/0x1c0
[  897.957025]  ? lock_acquire+0x1ed/0x520
[  897.961003]  ? bpf_test_run+0x3cb/0x780
[  897.964981]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  897.970522]  ? check_preemption_disabled+0x48/0x280
[  897.975545]  ? kasan_check_read+0x11/0x20
[  897.979698]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  897.984976]  ? rcu_softirq_qs+0x20/0x20
[  897.989428]  ? preempt_schedule+0x4d/0x60
[  897.993578]  ? ___preempt_schedule+0x16/0x18
[  897.997995]  ? bpf_test_run+0x25d/0x780
[  898.001980]  ? netlink_diag_dump+0x2a0/0x2a0
[  898.006392]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  898.011928]  ? bpf_test_init.isra.10+0x70/0x100
[  898.016606]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  898.021392]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  898.026236]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  898.031779]  ? fput+0x130/0x1a0
[  898.035060]  ? __bpf_prog_get+0x9b/0x290
[  898.039128]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  898.043973]  ? bpf_prog_test_run+0x130/0x1a0
[  898.048384]  ? __x64_sys_bpf+0x3db/0x520
[  898.052448]  ? bpf_prog_get+0x20/0x20
[  898.056278]  ? do_syscall_64+0x1b9/0x820
[  898.060345]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  898.065712]  ? syscall_return_slowpath+0x5e0/0x5e0
[  898.070659]  ? trace_hardirqs_on_caller+0x310/0x310
[  898.075688]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  898.080712]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  898.087377]  ? __switch_to_asm+0x40/0x70
[  898.091435]  ? __switch_to_asm+0x34/0x70
[  898.095502]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  898.100351]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  898.105736] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #152
[  898.105967] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  898.112677] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  898.123150] syz-executor5 cpuset=syz5 mems_allowed=0
[  898.132501] Workqueue: events_power_efficient neigh_periodic_work
[  898.143791] Call Trace:
[  898.146370]  <IRQ>
[  898.148530]  dump_stack+0x244/0x39d
[  898.152168]  ? dump_stack_print_info.cold.1+0x20/0x20
[  898.157374]  warn_alloc.cold.116+0xb7/0x1bd
[  898.161700]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  898.166548]  ? lock_downgrade+0x900/0x900
[  898.170704]  ? trace_hardirqs_off+0xb8/0x310
[  898.175120]  ? trace_hardirqs_off+0xb8/0x310
[  898.179541]  __alloc_pages_slowpath+0x26e8/0x2e10
[  898.184411]  ? warn_alloc+0x120/0x120
[  898.188223]  ? warn_alloc+0x120/0x120
[  898.192027]  ? warn_alloc+0x120/0x120
[  898.195826]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  898.201019]  ? print_usage_bug+0xc0/0xc0
[  898.205090]  ? print_usage_bug+0xc0/0xc0
[  898.209161]  ? mark_held_locks+0x130/0x130
[  898.213396]  ? mark_held_locks+0x130/0x130
[  898.217645]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  898.223186]  ? should_fail+0x22d/0xd01
[  898.227073]  ? zap_class+0x640/0x640
[  898.230796]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  898.235899]  ? __lock_acquire+0x62f/0x4c20
[  898.240145]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  898.245251]  ? __lock_acquire+0x62f/0x4c20
[  898.249490]  ? should_fail+0x22d/0xd01
[  898.253390]  ? mark_held_locks+0x130/0x130
[  898.257640]  ? mark_held_locks+0x130/0x130
[  898.261904]  ? lock_downgrade+0x900/0x900
[  898.266058]  ? zap_class+0x640/0x640
[  898.269771]  ? zap_class+0x640/0x640
[  898.273485]  ? zap_class+0x640/0x640
[  898.277198]  ? do_raw_spin_unlock+0xa7/0x330
[  898.281606]  ? trace_hardirqs_on+0x310/0x310
[  898.286040]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  898.291597]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  898.297149]  ? check_preemption_disabled+0x48/0x280
[  898.302180]  ? __lock_is_held+0xb5/0x140
[  898.306249]  __alloc_pages_nodemask+0xa80/0xde0
[  898.310920]  ? zap_class+0x640/0x640
[  898.314648]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  898.319681]  ? find_held_lock+0x36/0x1c0
[  898.323759]  ? ____cache_alloc_node+0x1c7/0x1e0
[  898.328433]  ? lock_downgrade+0x900/0x900
[  898.332591]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  898.338148]  cache_grow_begin+0xa5/0x8c0
[  898.342228]  ? do_raw_spin_unlock+0xa7/0x330
[  898.346652]  fallback_alloc+0x204/0x2e0
[  898.350646]  ____cache_alloc_node+0x1c7/0x1e0
[  898.355156]  kmem_cache_alloc_node+0xe3/0x730
[  898.359660]  ? lockdep_hardirqs_on+0x296/0x5b0
[  898.364252]  __alloc_skb+0x119/0x770
[  898.367966]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  898.373340]  ? netdev_alloc_frag+0x1f0/0x1f0
[  898.377760]  ? vprintk_default+0x28/0x30
[  898.381824]  ? vprintk_func+0x85/0x181
[  898.385714]  ? printk+0xa7/0xcf
[  898.388993]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  898.393761]  new_skb+0x26/0x1c0
[  898.397043]  aoecmd_cfg+0x279/0x7f0
[  898.400676]  ? find_held_lock+0x36/0x1c0
[  898.404745]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  898.409074]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  898.414632]  ? __lock_is_held+0xb5/0x140
[  898.418706]  discover_timer+0x50/0x60
[  898.422509]  call_timer_fn+0x272/0x920
[  898.426399]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  898.431257]  ? process_timeout+0x40/0x40
[  898.435327]  ? mark_held_locks+0xc7/0x130
[  898.439476]  ? _raw_spin_unlock_irq+0x27/0x80
[  898.443972]  ? _raw_spin_unlock_irq+0x27/0x80
[  898.448466]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  898.453314]  ? lockdep_hardirqs_on+0x296/0x5b0
[  898.457908]  ? trace_hardirqs_on+0xbd/0x310
[  898.462234]  ? kasan_check_read+0x11/0x20
[  898.466382]  ? __run_timers+0x7da/0xc70
[  898.470364]  ? trace_hardirqs_off_caller+0x310/0x310
[  898.475474]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  898.480846]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  898.485691]  __run_timers+0x7e5/0xc70
[  898.489505]  ? timer_fixup_init+0x70/0x70
[  898.493658]  ? lock_downgrade+0x900/0x900
[  898.497803]  ? zap_class+0x640/0x640
[  898.501615]  ? print_usage_bug+0xc0/0xc0
[  898.505692]  ? trace_hardirqs_on+0x310/0x310
[  898.510110]  ? kvm_clock_read+0x18/0x30
[  898.514090]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  898.519111]  ? ktime_get+0x2c1/0x400
[  898.522836]  ? zap_class+0x640/0x640
[  898.526561]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  898.532103]  ? check_preemption_disabled+0x48/0x280
[  898.537141]  ? __lock_is_held+0xb5/0x140
[  898.541204]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  898.546746]  ? check_preemption_disabled+0x48/0x280
[  898.551773]  run_timer_softirq+0x52/0xb0
[  898.555837]  ? rcu_read_lock_sched_held+0x14f/0x180
[  898.560855]  __do_softirq+0x308/0xb7e
[  898.564672]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  898.569775]  ? irq_exit+0xbd/0x1c0
[  898.573318]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  898.578332]  ? smp_reschedule_interrupt+0x109/0x650
[  898.583351]  ? smp_call_function_single_interrupt+0x650/0x650
[  898.589237]  ? ret_from_intr+0xb/0x1e
[  898.593046]  ? trace_hardirqs_off_caller+0xbb/0x310
[  898.598069]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  898.602916]  ? trace_hardirqs_on_caller+0x310/0x310
[  898.607938]  ? task_prio+0x50/0x50
[  898.611482]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  898.617025]  ? check_preemption_disabled+0x48/0x280
[  898.622052]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  898.626899]  ? neigh_periodic_work+0x6bd/0xc60
[  898.631485]  do_softirq_own_stack+0x2a/0x40
[  898.635803]  </IRQ>
[  898.638043]  do_softirq.part.14+0x126/0x160
[  898.642369]  __local_bh_enable_ip+0x21d/0x260
[  898.646868]  _raw_write_unlock_bh+0x30/0x40
[  898.651196]  neigh_periodic_work+0x6bd/0xc60
[  898.655616]  ? neigh_table_clear+0x390/0x390
[  898.660042]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  898.665584]  ? check_preemption_disabled+0x48/0x280
[  898.670613]  ? __lock_is_held+0xb5/0x140
[  898.674702]  process_one_work+0xc90/0x1c40
[  898.678938]  ? mark_held_locks+0x130/0x130
[  898.683186]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  898.687862]  ? __switch_to_asm+0x40/0x70
[  898.691921]  ? __switch_to_asm+0x40/0x70
[  898.695979]  ? __switch_to_asm+0x34/0x70
[  898.700038]  ? __switch_to_asm+0x40/0x70
[  898.704095]  ? __switch_to_asm+0x34/0x70
[  898.708156]  ? __switch_to_asm+0x40/0x70
[  898.712217]  ? __switch_to_asm+0x34/0x70
[  898.716279]  ? __switch_to_asm+0x40/0x70
[  898.720347]  ? __schedule+0x8d7/0x21d0
[  898.724256]  ? zap_class+0x640/0x640
[  898.727981]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  898.732745]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  898.737344]  ? lock_acquire+0x1ed/0x520
[  898.741317]  ? worker_thread+0x3e0/0x1390
[  898.745476]  ? kasan_check_read+0x11/0x20
[  898.749631]  ? do_raw_spin_lock+0x14f/0x350
[  898.753955]  ? kasan_check_read+0x11/0x20
[  898.758108]  ? rwlock_bug.part.2+0x90/0x90
[  898.762361]  ? trace_hardirqs_on+0x310/0x310
[  898.766788]  worker_thread+0x17f/0x1390
[  898.770768]  ? __switch_to_asm+0x34/0x70
[  898.774843]  ? process_one_work+0x1c40/0x1c40
[  898.779354]  ? __sched_text_start+0x8/0x8
[  898.783557]  ? __kthread_parkme+0xce/0x1a0
[  898.787797]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  898.793246]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  898.798364]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  898.802946]  ? trace_hardirqs_on+0xbd/0x310
[  898.807271]  ? kasan_check_read+0x11/0x20
[  898.811446]  ? __kthread_parkme+0xce/0x1a0
[  898.815701]  ? trace_hardirqs_off_caller+0x310/0x310
[  898.820834]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  898.825976]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  898.831517]  ? __kthread_parkme+0xfb/0x1a0
[  898.835753]  ? process_one_work+0x1c40/0x1c40
[  898.840249]  kthread+0x35a/0x440
[  898.843616]  ? kthread_stop+0x900/0x900
[  898.847618]  ret_from_fork+0x3a/0x50
[  898.851378] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  898.851383] warn_alloc_show_mem: 1 callbacks suppressed
[  898.851390] Mem-Info:
[  898.858745] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  898.864113] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  898.864113]  active_file:8 inactive_file:18 isolated_file:0
[  898.864113]  unevictable:0 dirty:0 writeback:0 unstable:0
[  898.864113]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  898.864113]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  898.864113]  free:13785 free_pcp:451 free_cma:0
[  898.866485] Call Trace:
[  898.875876] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  898.908802]  <IRQ>
[  898.911367] 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
[  898.939205]  dump_stack+0x244/0x39d
[  898.941329] lowmem_reserve[]: 0 2818 6321 6321
[  898.967435]  ? dump_stack_print_info.cold.1+0x20/0x20
[  898.971034] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  898.975630]  warn_alloc.cold.116+0xb7/0x1bd
[  898.980786] lowmem_reserve[]: 0 0 3503 3503
[  899.008115]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  899.012412] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  899.016731]  ? lock_downgrade+0x900/0x900
[  899.021544] lowmem_reserve[]: 0 0 0 0
[  899.050781]  ? trace_hardirqs_off+0xb8/0x310
[  899.054903] 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
[  899.058698]  ? trace_hardirqs_off+0xb8/0x310
[  899.063078] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  899.076598]  __alloc_pages_slowpath+0x26e8/0x2e10
[  899.080980] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  899.096168]  ? warn_alloc+0x120/0x120
[  899.100975] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  899.115529]  ? warn_alloc+0x120/0x120
[  899.119807] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  899.128676]  ? warn_alloc+0x120/0x120
[  899.132447] 3988 total pagecache pages
[  899.141015]  ? check_preemption_disabled+0x48/0x280
[  899.144792] 0 pages in swap cache
[  899.148675]  ? print_usage_bug+0xc0/0xc0
[  899.153669] Swap cache stats: add 0, delete 0, find 0/0
[  899.157124]  ? print_usage_bug+0xc0/0xc0
[  899.161180] Free swap  = 0kB
[  899.166536]  ? __lock_is_held+0xb5/0x140
[  899.170585] Total swap = 0kB
[  899.173601]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  899.177664] 1965979 pages RAM
[  899.180676]  ? should_fail+0x22d/0xd01
[  899.186189] 0 pages HighMem/MovableOnly
[  899.189301]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  899.193166] 342853 pages reserved
[  899.197150]  ? __lock_acquire+0x62f/0x4c20
[  899.202226] 0 pages cma reserved
[  899.205685]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  899.210012] aoe: skb alloc failure
[  899.213261]  ? __lock_acquire+0x62f/0x4c20
[  899.213293]  ? should_fail+0x22d/0xd01
[  899.218432] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  899.221917]  ? mark_held_locks+0x130/0x130
[  899.226121] kworker/1:0 cpuset=/ mems_allowed=0
[  899.230001]  ? mark_held_locks+0x130/0x130
[  899.253412]  ? zap_class+0x640/0x640
[  899.257126]  ? zap_class+0x640/0x640
[  899.260847]  ? check_preemption_disabled+0x48/0x280
[  899.265867]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  899.271404]  ? check_preemption_disabled+0x48/0x280
[  899.276461]  ? __lock_is_held+0xb5/0x140
[  899.280547]  __alloc_pages_nodemask+0xa80/0xde0
[  899.285218]  ? zap_class+0x640/0x640
[  899.288949]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  899.293977]  ? find_held_lock+0x36/0x1c0
[  899.298063]  ? ____cache_alloc_node+0x1c7/0x1e0
[  899.302747]  ? lock_downgrade+0x900/0x900
[  899.306902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  899.312446]  cache_grow_begin+0xa5/0x8c0
[  899.316507]  ? do_raw_spin_unlock+0xa7/0x330
[  899.320921]  fallback_alloc+0x204/0x2e0
[  899.324903]  ____cache_alloc_node+0x1c7/0x1e0
[  899.329409]  kmem_cache_alloc+0x1f8/0x730
[  899.333579]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  899.338882]  ? rcu_softirq_qs+0x20/0x20
[  899.342897]  dst_alloc+0xbb/0x1d0
[  899.346359]  rt_dst_alloc+0x105/0x540
[  899.350160]  ? fnhe_flush_routes+0x480/0x480
[  899.354574]  ? fib4_rule_nlmsg_payload+0x10/0x10
[  899.359347]  ip_route_input_slow+0x1d14/0x3ea0
[  899.363942]  ? fib_multipath_hash+0x1090/0x1090
[  899.368617]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  899.374171]  ? rt_cache_route+0x470/0x470
[  899.378320]  ? fib4_rule_delete+0x360/0x370
[  899.382701]  ? mark_held_locks+0x130/0x130
[  899.386951]  ? __lock_acquire+0x62f/0x4c20
[  899.391186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  899.396725]  ? check_preemption_disabled+0x48/0x280
[  899.401757]  ? mark_held_locks+0x130/0x130
[  899.406019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  899.411554]  ? ip_route_output_key_hash_rcu+0x10d7/0x3490
[  899.417100]  ? zap_class+0x640/0x640
[  899.420834]  ? ip_route_input_noref+0x260/0x260
[  899.425516]  ? find_held_lock+0x36/0x1c0
[  899.429584]  ip_route_input_rcu+0x10a/0xd80
[  899.433907]  ? ip_route_input_slow+0x3ea0/0x3ea0
[  899.438670]  ? lock_acquire+0x1ed/0x520
[  899.442652]  ? ip_route_input_rcu+0xd80/0xd80
[  899.447146]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  899.452686]  ? check_preemption_disabled+0x48/0x280
[  899.457709]  ? kasan_check_read+0x11/0x20
[  899.461860]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  899.467140]  ? rcu_softirq_qs+0x20/0x20
[  899.471118]  ? lock_acquire+0x1ed/0x520
[  899.475108]  ? icmp_route_lookup.constprop.23+0xac5/0x1900
[  899.480752]  ip_route_input_noref+0x11d/0x260
[  899.485251]  ? ip_route_input_rcu+0xd80/0xd80
[  899.489753]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  899.495297]  icmp_route_lookup.constprop.23+0xb67/0x1900
[  899.500756]  ? icmp_timestamp+0x630/0x630
[  899.504908]  ? find_held_lock+0x36/0x1c0
[  899.508982]  ? lock_downgrade+0x900/0x900
[  899.513188]  ? check_preemption_disabled+0x48/0x280
[  899.518222]  ? memset+0x31/0x40
[  899.521528]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  899.527072]  ? __ip_options_echo+0x6c0/0x1280
[  899.531573]  icmp_send+0x12ec/0x1bd0
[  899.535298]  ? icmp_route_lookup.constprop.23+0x1900/0x1900
[  899.541024]  ? zap_class+0x640/0x640
[  899.544742]  ? __queue_work+0x671/0x1440
[  899.548834]  ? lock_downgrade+0x900/0x900
[  899.552986]  ? lock_acquire+0x1ed/0x520
[  899.556983]  ? neigh_timer_handler+0xa0/0xdf0
[  899.561482]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  899.565893]  ipv4_link_failure+0x2c/0x220
[  899.570055]  ? ipv4_link_failure+0x2c/0x220
[  899.574371]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  899.578780]  arp_error_report+0xd1/0x1c0
[  899.582864]  neigh_invalidate+0x246/0x550
[  899.587018]  neigh_timer_handler+0xb07/0xdf0
[  899.591430]  ? neigh_periodic_work+0xc60/0xc60
[  899.596019]  ? __lock_is_held+0xb5/0x140
[  899.600110]  call_timer_fn+0x272/0x920
[  899.603999]  ? neigh_periodic_work+0xc60/0xc60
[  899.608582]  ? process_timeout+0x40/0x40
[  899.612679]  ? __run_timers+0x7da/0xc70
[  899.616668]  ? _raw_spin_unlock_irq+0x27/0x80
[  899.621164]  ? _raw_spin_unlock_irq+0x27/0x80
[  899.625671]  ? neigh_periodic_work+0xc60/0xc60
[  899.630254]  ? lockdep_hardirqs_on+0x296/0x5b0
[  899.634834]  ? trace_hardirqs_on+0xbd/0x310
[  899.639154]  ? kasan_check_read+0x11/0x20
[  899.643300]  ? __run_timers+0x7da/0xc70
[  899.647283]  ? trace_hardirqs_off_caller+0x310/0x310
[  899.652401]  ? neigh_periodic_work+0xc60/0xc60
[  899.656981]  __run_timers+0x7e5/0xc70
[  899.660791]  ? timer_fixup_init+0x70/0x70
[  899.664942]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  899.669971]  ? zap_class+0x640/0x640
[  899.673692]  ? enqueue_hrtimer+0x1a5/0x560
[  899.677929]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  899.683125]  ? find_held_lock+0x36/0x1c0
[  899.687190]  ? zap_class+0x640/0x640
[  899.690926]  ? pvclock_read_flags+0x160/0x160
[  899.695425]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  899.700963]  ? check_preemption_disabled+0x48/0x280
[  899.705990]  ? __lock_is_held+0xb5/0x140
[  899.710050]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  899.715587]  ? check_preemption_disabled+0x48/0x280
[  899.720607]  run_timer_softirq+0x52/0xb0
[  899.724677]  ? rcu_read_lock_sched_held+0x14f/0x180
[  899.729699]  __do_softirq+0x308/0xb7e
[  899.733521]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  899.738019]  ? lock_downgrade+0x900/0x900
[  899.742174]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  899.747280]  ? pvclock_read_flags+0x160/0x160
[  899.751784]  ? lapic_next_event+0x5a/0x90
[  899.755935]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  899.761477]  ? kvm_clock_read+0x18/0x30
[  899.765462]  ? kvm_sched_clock_read+0x9/0x20
[  899.769871]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  899.775409]  ? check_preemption_disabled+0x48/0x280
[  899.780433]  irq_exit+0x17f/0x1c0
[  899.783886]  smp_apic_timer_interrupt+0x1cb/0x760
[  899.788726]  ? smp_reschedule_interrupt+0x109/0x650
[  899.793742]  ? smp_call_function_single_interrupt+0x650/0x650
[  899.799680]  ? interrupt_entry+0xb5/0xc0
[  899.803743]  ? trace_hardirqs_off_caller+0xbb/0x310
[  899.808773]  ? trace_hardirqs_off_caller+0xbb/0x310
[  899.813808]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  899.818661]  ? trace_hardirqs_on_caller+0x310/0x310
[  899.823680]  ? trace_hardirqs_on_caller+0x310/0x310
[  899.828708]  ? task_prio+0x50/0x50
[  899.832252]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  899.837791]  ? check_preemption_disabled+0x48/0x280
[  899.842815]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  899.847679]  apic_timer_interrupt+0xf/0x20
[  899.851907]  </IRQ>
[  899.854149] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  899.859080] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  899.877980] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  899.885684] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  899.892949] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  899.900217] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  899.907484] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  899.914750] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  899.922056]  skb_clone+0x1bb/0x500
[  899.925604]  ? skb_split+0x11e0/0x11e0
[  899.929504]  ? check_preemption_disabled+0x48/0x280
[  899.934573]  ? __this_cpu_preempt_check+0x1c/0x20
[  899.939415]  ? __bpf_redirect+0x54b/0xb20
[  899.943570]  bpf_clone_redirect+0xb9/0x490
[  899.947814]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  899.952832]  ? __sched_text_start+0x8/0x8
[  899.956982]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  899.961754]  ? find_held_lock+0x36/0x1c0
[  899.965828]  ? lock_acquire+0x1ed/0x520
[  899.969823]  ? bpf_test_run+0x3cb/0x780
[  899.973795]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  899.979337]  ? check_preemption_disabled+0x48/0x280
[  899.984357]  ? kasan_check_read+0x11/0x20
[  899.988988]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  899.994267]  ? rcu_softirq_qs+0x20/0x20
[  899.998244]  ? preempt_schedule+0x4d/0x60
[  900.002406]  ? ___preempt_schedule+0x16/0x18
[  900.006822]  ? bpf_test_run+0x25d/0x780
[  900.010819]  ? netlink_diag_dump+0x2a0/0x2a0
[  900.015233]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  900.020772]  ? bpf_test_init.isra.10+0x70/0x100
[  900.025481]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  900.030245]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  900.035101]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  900.040652]  ? fput+0x130/0x1a0
[  900.043933]  ? __bpf_prog_get+0x9b/0x290
[  900.048010]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  900.052850]  ? bpf_prog_test_run+0x130/0x1a0
[  900.057276]  ? __x64_sys_bpf+0x3db/0x520
[  900.061338]  ? bpf_prog_get+0x20/0x20
[  900.065194]  ? do_syscall_64+0x1b9/0x820
[  900.069265]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  900.074655]  ? syscall_return_slowpath+0x5e0/0x5e0
[  900.079761]  ? trace_hardirqs_on_caller+0x310/0x310
[  900.084777]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  900.089793]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  900.096453]  ? __switch_to_asm+0x40/0x70
[  900.100513]  ? __switch_to_asm+0x34/0x70
[  900.104581]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  900.109433]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  900.114825] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #152
[  900.114956] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  900.121762] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  900.132227] syz-executor5 cpuset=syz5 mems_allowed=0
[  900.141575] Workqueue: events_power_efficient neigh_periodic_work
[  900.152890] Call Trace:
[  900.155464]  <IRQ>
[  900.157620]  dump_stack+0x244/0x39d
[  900.161262]  ? dump_stack_print_info.cold.1+0x20/0x20
[  900.166467]  warn_alloc.cold.116+0xb7/0x1bd
[  900.170794]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  900.175662]  ? lock_downgrade+0x900/0x900
[  900.179824]  ? trace_hardirqs_off+0xb8/0x310
[  900.184246]  ? trace_hardirqs_off+0xb8/0x310
[  900.188699]  __alloc_pages_slowpath+0x26e8/0x2e10
[  900.193570]  ? warn_alloc+0x120/0x120
[  900.197376]  ? warn_alloc+0x120/0x120
[  900.201176]  ? hrtimer_start_range_ns+0xe00/0xe00
[  900.206019]  ? warn_alloc+0x120/0x120
[  900.209821]  ? print_usage_bug+0xc0/0xc0
[  900.213889]  ? print_usage_bug+0xc0/0xc0
[  900.217964]  ? ktime_get+0x2c1/0x400
[  900.221699]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  900.227340]  ? check_preemption_disabled+0x48/0x280
[  900.232356]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  900.236868]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  900.242406]  ? should_fail+0x22d/0xd01
[  900.246298]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  900.251404]  ? __lock_acquire+0x62f/0x4c20
[  900.255650]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  900.260756]  ? __lock_acquire+0x62f/0x4c20
[  900.265007]  ? should_fail+0x22d/0xd01
[  900.268908]  ? mark_held_locks+0x130/0x130
[  900.273156]  ? mark_held_locks+0x130/0x130
[  900.277393]  ? check_preemption_disabled+0x48/0x280
[  900.282416]  ? zap_class+0x640/0x640
[  900.286132]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  900.291159]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  900.295919]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  900.301454]  ? check_preemption_disabled+0x48/0x280
[  900.306481]  ? __lock_is_held+0xb5/0x140
[  900.310552]  __alloc_pages_nodemask+0xa80/0xde0
[  900.315221]  ? zap_class+0x640/0x640
[  900.318936]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  900.323976]  ? find_held_lock+0x36/0x1c0
[  900.328045]  ? ____cache_alloc_node+0x1c7/0x1e0
[  900.332712]  ? lock_downgrade+0x900/0x900
[  900.336868]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  900.342427]  cache_grow_begin+0xa5/0x8c0
[  900.346489]  ? do_raw_spin_unlock+0xa7/0x330
[  900.350906]  fallback_alloc+0x204/0x2e0
[  900.354888]  ____cache_alloc_node+0x1c7/0x1e0
[  900.359393]  kmem_cache_alloc_node+0xe3/0x730
[  900.363887]  ? lockdep_hardirqs_on+0x296/0x5b0
[  900.368474]  __alloc_skb+0x119/0x770
[  900.372283]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  900.377654]  ? netdev_alloc_frag+0x1f0/0x1f0
[  900.382085]  ? vprintk_default+0x28/0x30
[  900.386178]  ? vprintk_func+0x85/0x181
[  900.390081]  ? printk+0xa7/0xcf
[  900.393363]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  900.398131]  new_skb+0x26/0x1c0
[  900.401421]  aoecmd_cfg+0x279/0x7f0
[  900.405048]  ? find_held_lock+0x36/0x1c0
[  900.409110]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  900.413441]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  900.418991]  ? __lock_is_held+0xb5/0x140
[  900.423063]  discover_timer+0x50/0x60
[  900.426864]  call_timer_fn+0x272/0x920
[  900.430750]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  900.435592]  ? process_timeout+0x40/0x40
[  900.439670]  ? mark_held_locks+0xc7/0x130
[  900.443819]  ? _raw_spin_unlock_irq+0x27/0x80
[  900.448315]  ? _raw_spin_unlock_irq+0x27/0x80
[  900.452810]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  900.457657]  ? lockdep_hardirqs_on+0x296/0x5b0
[  900.462273]  ? trace_hardirqs_on+0xbd/0x310
[  900.466604]  ? kasan_check_read+0x11/0x20
[  900.470760]  ? __run_timers+0x7da/0xc70
[  900.474740]  ? trace_hardirqs_off_caller+0x310/0x310
[  900.479849]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  900.485251]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  900.490109]  __run_timers+0x7e5/0xc70
[  900.493952]  ? timer_fixup_init+0x70/0x70
[  900.498116]  ? lock_downgrade+0x900/0x900
[  900.502265]  ? zap_class+0x640/0x640
[  900.505993]  ? print_usage_bug+0xc0/0xc0
[  900.510056]  ? trace_hardirqs_on+0x310/0x310
[  900.514472]  ? kvm_clock_read+0x18/0x30
[  900.518459]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  900.523487]  ? ktime_get+0x2c1/0x400
[  900.527232]  ? zap_class+0x640/0x640
[  900.530968]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  900.536521]  ? check_preemption_disabled+0x48/0x280
[  900.541544]  ? __lock_is_held+0xb5/0x140
[  900.545606]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  900.551159]  ? check_preemption_disabled+0x48/0x280
[  900.556193]  run_timer_softirq+0x52/0xb0
[  900.560257]  ? rcu_read_lock_sched_held+0x14f/0x180
[  900.565272]  __do_softirq+0x308/0xb7e
[  900.569080]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  900.574177]  ? irq_exit+0xbd/0x1c0
[  900.577716]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  900.582730]  ? smp_reschedule_interrupt+0x109/0x650
[  900.587752]  ? smp_call_function_single_interrupt+0x650/0x650
[  900.593640]  ? ret_from_intr+0xb/0x1e
[  900.597442]  ? trace_hardirqs_off_caller+0xbb/0x310
[  900.602458]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  900.607302]  ? trace_hardirqs_on_caller+0x310/0x310
[  900.612317]  ? task_prio+0x50/0x50
[  900.615879]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  900.621436]  ? check_preemption_disabled+0x48/0x280
[  900.626461]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  900.631308]  ? neigh_periodic_work+0x6bd/0xc60
[  900.635892]  do_softirq_own_stack+0x2a/0x40
[  900.640216]  </IRQ>
[  900.642450]  do_softirq.part.14+0x126/0x160
[  900.646771]  __local_bh_enable_ip+0x21d/0x260
[  900.651268]  _raw_write_unlock_bh+0x30/0x40
[  900.655587]  neigh_periodic_work+0x6bd/0xc60
[  900.660013]  ? neigh_table_clear+0x390/0x390
[  900.664422]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  900.669976]  ? check_preemption_disabled+0x48/0x280
[  900.675001]  ? __lock_is_held+0xb5/0x140
[  900.679075]  process_one_work+0xc90/0x1c40
[  900.683313]  ? mark_held_locks+0x130/0x130
[  900.687559]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  900.692225]  ? __switch_to_asm+0x40/0x70
[  900.696291]  ? __switch_to_asm+0x40/0x70
[  900.700350]  ? __switch_to_asm+0x34/0x70
[  900.704435]  ? __switch_to_asm+0x40/0x70
[  900.708494]  ? __switch_to_asm+0x34/0x70
[  900.712552]  ? __switch_to_asm+0x40/0x70
[  900.716621]  ? __switch_to_asm+0x34/0x70
[  900.720686]  ? __switch_to_asm+0x40/0x70
[  900.724780]  ? __schedule+0x8d7/0x21d0
[  900.728705]  ? zap_class+0x640/0x640
[  900.732423]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  900.737183]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  900.741784]  ? lock_acquire+0x1ed/0x520
[  900.745761]  ? worker_thread+0x3e0/0x1390
[  900.749920]  ? kasan_check_read+0x11/0x20
[  900.754069]  ? do_raw_spin_lock+0x14f/0x350
[  900.758394]  ? kasan_check_read+0x11/0x20
[  900.762558]  ? rwlock_bug.part.2+0x90/0x90
[  900.766789]  ? trace_hardirqs_on+0x310/0x310
[  900.771211]  worker_thread+0x17f/0x1390
[  900.775183]  ? __switch_to_asm+0x34/0x70
[  900.779256]  ? process_one_work+0x1c40/0x1c40
[  900.783767]  ? __sched_text_start+0x8/0x8
[  900.787938]  ? __kthread_parkme+0xce/0x1a0
[  900.792175]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  900.797281]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  900.802400]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  900.807001]  ? trace_hardirqs_on+0xbd/0x310
[  900.811321]  ? kasan_check_read+0x11/0x20
[  900.815471]  ? __kthread_parkme+0xce/0x1a0
[  900.819714]  ? trace_hardirqs_off_caller+0x310/0x310
[  900.824827]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  900.829933]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  900.835470]  ? __kthread_parkme+0xfb/0x1a0
[  900.839721]  ? process_one_work+0x1c40/0x1c40
[  900.844220]  kthread+0x35a/0x440
[  900.847591]  ? kthread_stop+0x900/0x900
[  900.851581]  ret_from_fork+0x3a/0x50
[  900.855328] warn_alloc_show_mem: 1 callbacks suppressed
[  900.855340] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  900.855342] Mem-Info:
[  900.855373] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  900.855373]  active_file:8 inactive_file:18 isolated_file:0
[  900.855373]  unevictable:0 dirty:0 writeback:0 unstable:0
[  900.855373]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  900.855373]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  900.855373]  free:13785 free_pcp:451 free_cma:0
[  900.860741] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  900.868115] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  900.870513] Call Trace:
[  900.903462] 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
[  900.912807]  <IRQ>
[  900.940647] lowmem_reserve[]: 0 2818 6321 6321
[  900.943243]  dump_stack+0x244/0x39d
[  900.969325] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  900.971469]  ? dump_stack_print_info.cold.1+0x20/0x20
[  900.976027] lowmem_reserve[]: 0 0 3503 3503
[  900.979676]  warn_alloc.cold.116+0xb7/0x1bd
[  901.007008] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  901.012206]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  901.016497] lowmem_reserve[]: 0 0 0 0
[  901.020810]  ? lock_downgrade+0x900/0x900
[  901.050033] 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
[  901.054872]  ? trace_hardirqs_off+0xb8/0x310
[  901.058648] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  901.062790]  ? trace_hardirqs_off+0xb8/0x310
[  901.076286] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  901.080693]  __alloc_pages_slowpath+0x26e8/0x2e10
[  901.095842] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  901.100258]  ? warn_alloc+0x120/0x120
[  901.114957] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  901.119993]  ? warn_alloc+0x120/0x120
[  901.128805] 3988 total pagecache pages
[  901.132599]  ? warn_alloc+0x120/0x120
[  901.141188] 0 pages in swap cache
[  901.144988]  ? print_usage_bug+0xc0/0xc0
[  901.148854] Swap cache stats: add 0, delete 0, find 0/0
[  901.152652]  ? print_usage_bug+0xc0/0xc0
[  901.156077] Free swap  = 0kB
[  901.160131]  ? pvclock_read_flags+0x160/0x160
[  901.165474] Total swap = 0kB
[  901.169545]  ? hrtimer_start_range_ns+0xe00/0xe00
[  901.172536] 1965979 pages RAM
[  901.177020]  ? trace_hardirqs_on+0x310/0x310
[  901.180012] 0 pages HighMem/MovableOnly
[  901.184849]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  901.187925] 342853 pages reserved
[  901.192329]  ? should_fail+0x22d/0xd01
[  901.196287] 0 pages cma reserved
[  901.201818]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  901.205301] aoe: skb alloc failure
[  901.209128]  ? __lock_acquire+0x62f/0x4c20
[  901.212498] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  901.217563]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  901.221093] kworker/1:0 cpuset=/ mems_allowed=0
[  901.225321]  ? should_fail+0x22d/0xd01
[  901.249234]  ? mark_held_locks+0x130/0x130
[  901.253470]  ? mark_held_locks+0x130/0x130
[  901.257738]  ? print_usage_bug+0xc0/0xc0
[  901.261799]  ? rcu_irq_exit+0x1a2/0x390
[  901.265772]  ? rcu_nmi_exit+0x290/0x290
[  901.269750]  ? kvm_clock_read+0x18/0x30
[  901.273730]  ? zap_class+0x640/0x640
[  901.277446]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  901.282983]  ? task_prio+0x50/0x50
[  901.286539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  901.292080]  ? check_preemption_disabled+0x48/0x280
[  901.297120]  ? __lock_is_held+0xb5/0x140
[  901.301200]  __alloc_pages_nodemask+0xa80/0xde0
[  901.305866]  ? zap_class+0x640/0x640
[  901.309584]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  901.314614]  ? find_held_lock+0x36/0x1c0
[  901.318700]  ? ____cache_alloc_node+0x1c7/0x1e0
[  901.323372]  ? lock_downgrade+0x900/0x900
[  901.327540]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  901.333078]  cache_grow_begin+0xa5/0x8c0
[  901.337133]  ? do_raw_spin_unlock+0xa7/0x330
[  901.341562]  fallback_alloc+0x204/0x2e0
[  901.345541]  ____cache_alloc_node+0x1c7/0x1e0
[  901.350043]  kmem_cache_alloc_node+0xe3/0x730
[  901.354550]  __alloc_skb+0x119/0x770
[  901.358266]  ? netdev_alloc_frag+0x1f0/0x1f0
[  901.362677]  ? mark_held_locks+0x130/0x130
[  901.366926]  ? zap_class+0x640/0x640
[  901.370666]  ? get_stack_info+0x37/0x142
[  901.374751]  ? get_stack_info+0x37/0x142
[  901.378822]  alloc_skb_with_frags+0x133/0x7d0
[  901.383310]  ? find_held_lock+0x36/0x1c0
[  901.387379]  ? skb_complete_wifi_ack+0x1e0/0x1e0
[  901.392136]  ? lock_downgrade+0x900/0x900
[  901.396297]  ? check_preemption_disabled+0x48/0x280
[  901.401316]  sock_alloc_send_pskb+0x87a/0xaf0
[  901.405810]  ? rcu_softirq_qs+0x20/0x20
[  901.409778]  ? unwind_dump+0x190/0x190
[  901.413698]  ? sock_wmalloc+0x1f0/0x1f0
[  901.417704]  ? kernel_text_address+0x79/0xf0
[  901.422116]  ? __kernel_text_address+0xd/0x40
[  901.426614]  ? unwind_get_return_address+0x61/0xa0
[  901.431633]  ? __save_stack_trace+0x8d/0xf0
[  901.435993]  ? save_stack+0xa9/0xd0
[  901.439632]  ? save_stack+0x43/0xd0
[  901.443265]  ? kasan_kmalloc+0xc7/0xe0
[  901.447152]  ? kmem_cache_alloc_trace+0x152/0x750
[  901.452006]  ? ip_setup_cork+0x6b9/0x8a0
[  901.456068]  ? ip_append_data.part.49+0x13c/0x170
[  901.460908]  ? ip_append_data+0x6d/0x90
[  901.464883]  sock_alloc_send_skb+0x32/0x40
[  901.469122]  __ip_append_data.isra.48+0x15b8/0x29b0
[  901.474169]  ? icmp_push_reply+0x540/0x540
[  901.478415]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  901.483956]  ? ip_generic_getfrag+0x2e0/0x2e0
[  901.488450]  ? __lock_is_held+0xb5/0x140
[  901.492512]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  901.498049]  ? ipv4_mtu+0x39f/0x590
[  901.501675]  ? rt_acct_proc_show+0x370/0x370
[  901.506087]  ? ip_setup_cork+0x6b9/0x8a0
[  901.510151]  ? rcu_read_lock_sched_held+0x14f/0x180
[  901.515170]  ? kmem_cache_alloc_trace+0x353/0x750
[  901.520031]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  901.525597]  ? refcount_sub_and_test_checked+0x203/0x310
[  901.531065]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  901.536609]  ip_append_data.part.49+0xef/0x170
[  901.541205]  ? icmp_push_reply+0x540/0x540
[  901.545444]  ip_append_data+0x6d/0x90
[  901.549245]  ? icmp_push_reply+0x540/0x540
[  901.553483]  icmp_push_reply+0x18e/0x540
[  901.557555]  icmp_send+0x1544/0x1bd0
[  901.561276]  ? icmp_route_lookup.constprop.23+0x1900/0x1900
[  901.566984]  ? zap_class+0x640/0x640
[  901.570699]  ? __queue_work+0x671/0x1440
[  901.574786]  ? lock_downgrade+0x900/0x900
[  901.578936]  ? lock_acquire+0x1ed/0x520
[  901.582910]  ? neigh_timer_handler+0xa0/0xdf0
[  901.587407]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  901.591820]  ipv4_link_failure+0x2c/0x220
[  901.595968]  ? ipv4_link_failure+0x2c/0x220
[  901.600287]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  901.604701]  arp_error_report+0xd1/0x1c0
[  901.608767]  neigh_invalidate+0x246/0x550
[  901.612923]  neigh_timer_handler+0xb07/0xdf0
[  901.617338]  ? neigh_periodic_work+0xc60/0xc60
[  901.621921]  ? __lock_is_held+0xb5/0x140
[  901.625998]  call_timer_fn+0x272/0x920
[  901.629885]  ? neigh_periodic_work+0xc60/0xc60
[  901.634470]  ? process_timeout+0x40/0x40
[  901.638539]  ? __run_timers+0x7da/0xc70
[  901.642515]  ? _raw_spin_unlock_irq+0x27/0x80
[  901.647006]  ? _raw_spin_unlock_irq+0x27/0x80
[  901.651495]  ? neigh_periodic_work+0xc60/0xc60
[  901.656076]  ? lockdep_hardirqs_on+0x296/0x5b0
[  901.660675]  ? trace_hardirqs_on+0xbd/0x310
[  901.664997]  ? kasan_check_read+0x11/0x20
[  901.669139]  ? __run_timers+0x7da/0xc70
[  901.673114]  ? trace_hardirqs_off_caller+0x310/0x310
[  901.678230]  ? neigh_periodic_work+0xc60/0xc60
[  901.682807]  __run_timers+0x7e5/0xc70
[  901.686614]  ? timer_fixup_init+0x70/0x70
[  901.690775]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  901.695795]  ? zap_class+0x640/0x640
[  901.699512]  ? enqueue_hrtimer+0x1a5/0x560
[  901.703748]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  901.708943]  ? find_held_lock+0x36/0x1c0
[  901.713012]  ? zap_class+0x640/0x640
[  901.716729]  ? pvclock_read_flags+0x160/0x160
[  901.721243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  901.726796]  ? check_preemption_disabled+0x48/0x280
[  901.731822]  ? __lock_is_held+0xb5/0x140
[  901.735917]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  901.741452]  ? check_preemption_disabled+0x48/0x280
[  901.746483]  run_timer_softirq+0x52/0xb0
[  901.750545]  ? rcu_read_lock_sched_held+0x14f/0x180
[  901.755561]  __do_softirq+0x308/0xb7e
[  901.759361]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  901.763852]  ? lock_downgrade+0x900/0x900
[  901.768004]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  901.773117]  ? pvclock_read_flags+0x160/0x160
[  901.777615]  ? lapic_next_event+0x5a/0x90
[  901.781798]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  901.787344]  ? kvm_clock_read+0x18/0x30
[  901.791337]  ? kvm_sched_clock_read+0x9/0x20
[  901.795750]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  901.801306]  ? check_preemption_disabled+0x48/0x280
[  901.806350]  irq_exit+0x17f/0x1c0
[  901.809805]  smp_apic_timer_interrupt+0x1cb/0x760
[  901.814682]  ? smp_reschedule_interrupt+0x109/0x650
[  901.819721]  ? smp_call_function_single_interrupt+0x650/0x650
[  901.825601]  ? interrupt_entry+0xb5/0xc0
[  901.829693]  ? trace_hardirqs_off_caller+0xbb/0x310
[  901.834712]  ? trace_hardirqs_off_caller+0xbb/0x310
[  901.839729]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  901.844574]  ? trace_hardirqs_on_caller+0x310/0x310
[  901.849587]  ? trace_hardirqs_on_caller+0x310/0x310
[  901.854602]  ? task_prio+0x50/0x50
[  901.858150]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  901.863690]  ? check_preemption_disabled+0x48/0x280
[  901.868711]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  901.873561]  apic_timer_interrupt+0xf/0x20
[  901.877786]  </IRQ>
[  901.880023] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  901.884955] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  901.903851] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  901.911570] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  901.918835] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  901.926107] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  901.933373] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  901.940659] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  901.947987]  skb_clone+0x1bb/0x500
[  901.951529]  ? skb_split+0x11e0/0x11e0
[  901.955429]  ? check_preemption_disabled+0x48/0x280
[  901.960450]  ? __this_cpu_preempt_check+0x1c/0x20
[  901.965305]  ? __bpf_redirect+0x54b/0xb20
[  901.969459]  bpf_clone_redirect+0xb9/0x490
[  901.973721]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  901.978738]  ? __sched_text_start+0x8/0x8
[  901.982904]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  901.988131]  ? find_held_lock+0x36/0x1c0
[  901.992200]  ? lock_acquire+0x1ed/0x520
[  901.996181]  ? bpf_test_run+0x3cb/0x780
[  902.000163]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  902.005740]  ? check_preemption_disabled+0x48/0x280
[  902.010765]  ? kasan_check_read+0x11/0x20
[  902.014915]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  902.020197]  ? rcu_softirq_qs+0x20/0x20
[  902.024173]  ? preempt_schedule+0x4d/0x60
[  902.028326]  ? ___preempt_schedule+0x16/0x18
[  902.032744]  ? bpf_test_run+0x25d/0x780
[  902.036736]  ? netlink_diag_dump+0x2a0/0x2a0
[  902.041162]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  902.046699]  ? bpf_test_init.isra.10+0x70/0x100
[  902.051378]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  902.056163]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  902.061006]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  902.066545]  ? fput+0x130/0x1a0
[  902.069825]  ? __bpf_prog_get+0x9b/0x290
[  902.073912]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  902.078771]  ? bpf_prog_test_run+0x130/0x1a0
[  902.083191]  ? __x64_sys_bpf+0x3db/0x520
[  902.087250]  ? bpf_prog_get+0x20/0x20
[  902.091074]  ? do_syscall_64+0x1b9/0x820
[  902.095132]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  902.100498]  ? syscall_return_slowpath+0x5e0/0x5e0
[  902.105430]  ? trace_hardirqs_on_caller+0x310/0x310
[  902.110451]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  902.115469]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  902.122139]  ? __switch_to_asm+0x40/0x70
[  902.126195]  ? __switch_to_asm+0x34/0x70
[  902.130262]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  902.135111]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  902.140491] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #152
[  902.140724] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  902.147429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  902.157895] syz-executor5 cpuset=syz5 mems_allowed=0
[  902.167240] Workqueue: events_power_efficient neigh_periodic_work
[  902.178562] Call Trace:
[  902.181147]  <IRQ>
[  902.183302]  dump_stack+0x244/0x39d
[  902.186939]  ? dump_stack_print_info.cold.1+0x20/0x20
[  902.192151]  warn_alloc.cold.116+0xb7/0x1bd
[  902.196475]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  902.201321]  ? lock_downgrade+0x900/0x900
[  902.205479]  ? trace_hardirqs_off+0xb8/0x310
[  902.209894]  ? trace_hardirqs_off+0xb8/0x310
[  902.214312]  __alloc_pages_slowpath+0x26e8/0x2e10
[  902.219206]  ? warn_alloc+0x120/0x120
[  902.223035]  ? warn_alloc+0x120/0x120
[  902.226835]  ? warn_alloc+0x120/0x120
[  902.230649]  ? print_usage_bug+0xc0/0xc0
[  902.234719]  ? print_usage_bug+0xc0/0xc0
[  902.238783]  ? mark_held_locks+0x130/0x130
[  902.243017]  ? mark_held_locks+0x130/0x130
[  902.247267]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  902.252823]  ? should_fail+0x22d/0xd01
[  902.256710]  ? zap_class+0x640/0x640
[  902.260427]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  902.265532]  ? __lock_acquire+0x62f/0x4c20
[  902.269787]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  902.274887]  ? __lock_acquire+0x62f/0x4c20
[  902.279119]  ? should_fail+0x22d/0xd01
[  902.283032]  ? mark_held_locks+0x130/0x130
[  902.287272]  ? mark_held_locks+0x130/0x130
[  902.291522]  ? lock_downgrade+0x900/0x900
[  902.295675]  ? zap_class+0x640/0x640
[  902.299386]  ? zap_class+0x640/0x640
[  902.303098]  ? zap_class+0x640/0x640
[  902.306828]  ? do_raw_spin_unlock+0xa7/0x330
[  902.311238]  ? trace_hardirqs_on+0x310/0x310
[  902.315658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  902.321215]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  902.326748]  ? check_preemption_disabled+0x48/0x280
[  902.331775]  ? __lock_is_held+0xb5/0x140
[  902.335840]  __alloc_pages_nodemask+0xa80/0xde0
[  902.340512]  ? zap_class+0x640/0x640
[  902.344232]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  902.349273]  ? find_held_lock+0x36/0x1c0
[  902.353359]  ? ____cache_alloc_node+0x1c7/0x1e0
[  902.358025]  ? lock_downgrade+0x900/0x900
[  902.362180]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  902.367722]  cache_grow_begin+0xa5/0x8c0
[  902.371787]  ? do_raw_spin_unlock+0xa7/0x330
[  902.376206]  fallback_alloc+0x204/0x2e0
[  902.380197]  ____cache_alloc_node+0x1c7/0x1e0
[  902.384700]  kmem_cache_alloc_node+0xe3/0x730
[  902.389198]  ? lockdep_hardirqs_on+0x296/0x5b0
[  902.393807]  __alloc_skb+0x119/0x770
[  902.397518]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  902.402897]  ? netdev_alloc_frag+0x1f0/0x1f0
[  902.407310]  ? vprintk_default+0x28/0x30
[  902.411401]  ? vprintk_func+0x85/0x181
[  902.415291]  ? printk+0xa7/0xcf
[  902.418568]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  902.423334]  new_skb+0x26/0x1c0
[  902.426611]  aoecmd_cfg+0x279/0x7f0
[  902.430252]  ? find_held_lock+0x36/0x1c0
[  902.434318]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  902.438653]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  902.444209]  ? __lock_is_held+0xb5/0x140
[  902.448283]  discover_timer+0x50/0x60
[  902.452084]  call_timer_fn+0x272/0x920
[  902.455971]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  902.460813]  ? process_timeout+0x40/0x40
[  902.464886]  ? mark_held_locks+0xc7/0x130
[  902.469036]  ? _raw_spin_unlock_irq+0x27/0x80
[  902.473528]  ? _raw_spin_unlock_irq+0x27/0x80
[  902.478034]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  902.482891]  ? lockdep_hardirqs_on+0x296/0x5b0
[  902.487473]  ? trace_hardirqs_on+0xbd/0x310
[  902.491796]  ? kasan_check_read+0x11/0x20
[  902.495947]  ? __run_timers+0x7da/0xc70
[  902.499926]  ? trace_hardirqs_off_caller+0x310/0x310
[  902.505039]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  902.510419]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  902.515258]  __run_timers+0x7e5/0xc70
[  902.519084]  ? timer_fixup_init+0x70/0x70
[  902.523267]  ? lock_downgrade+0x900/0x900
[  902.527414]  ? zap_class+0x640/0x640
[  902.531142]  ? print_usage_bug+0xc0/0xc0
[  902.535205]  ? trace_hardirqs_on+0x310/0x310
[  902.539619]  ? kvm_clock_read+0x18/0x30
[  902.543603]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  902.548646]  ? ktime_get+0x2c1/0x400
[  902.552363]  ? zap_class+0x640/0x640
[  902.556083]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  902.561618]  ? check_preemption_disabled+0x48/0x280
[  902.566673]  ? __lock_is_held+0xb5/0x140
[  902.570743]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  902.576283]  ? check_preemption_disabled+0x48/0x280
[  902.581303]  run_timer_softirq+0x52/0xb0
[  902.585367]  ? rcu_read_lock_sched_held+0x14f/0x180
[  902.590432]  __do_softirq+0x308/0xb7e
[  902.594244]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  902.599377]  ? irq_exit+0xbd/0x1c0
[  902.602912]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  902.607929]  ? smp_reschedule_interrupt+0x109/0x650
[  902.612950]  ? smp_call_function_single_interrupt+0x650/0x650
[  902.618834]  ? ret_from_intr+0xb/0x1e
[  902.622645]  ? trace_hardirqs_off_caller+0xbb/0x310
[  902.627666]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  902.632526]  ? trace_hardirqs_on_caller+0x310/0x310
[  902.637545]  ? task_prio+0x50/0x50
[  902.641086]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  902.646633]  ? check_preemption_disabled+0x48/0x280
[  902.651664]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  902.656511]  ? neigh_periodic_work+0x6bd/0xc60
[  902.661113]  do_softirq_own_stack+0x2a/0x40
[  902.665428]  </IRQ>
[  902.667685]  do_softirq.part.14+0x126/0x160
[  902.672046]  __local_bh_enable_ip+0x21d/0x260
[  902.676541]  _raw_write_unlock_bh+0x30/0x40
[  902.680865]  neigh_periodic_work+0x6bd/0xc60
[  902.685280]  ? neigh_table_clear+0x390/0x390
[  902.689690]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  902.695227]  ? check_preemption_disabled+0x48/0x280
[  902.700254]  ? __lock_is_held+0xb5/0x140
[  902.704347]  process_one_work+0xc90/0x1c40
[  902.708581]  ? mark_held_locks+0x130/0x130
[  902.712853]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  902.717521]  ? __switch_to_asm+0x40/0x70
[  902.721581]  ? __switch_to_asm+0x40/0x70
[  902.725642]  ? __switch_to_asm+0x34/0x70
[  902.729728]  ? __switch_to_asm+0x40/0x70
[  902.733787]  ? __switch_to_asm+0x34/0x70
[  902.737848]  ? __switch_to_asm+0x40/0x70
[  902.741905]  ? __switch_to_asm+0x34/0x70
[  902.745966]  ? __switch_to_asm+0x40/0x70
[  902.750037]  ? __schedule+0x8d7/0x21d0
[  902.753945]  ? zap_class+0x640/0x640
[  902.757667]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  902.762434]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  902.767046]  ? lock_acquire+0x1ed/0x520
[  902.771021]  ? worker_thread+0x3e0/0x1390
[  902.775183]  ? kasan_check_read+0x11/0x20
[  902.779326]  ? do_raw_spin_lock+0x14f/0x350
[  902.783648]  ? kasan_check_read+0x11/0x20
[  902.787797]  ? rwlock_bug.part.2+0x90/0x90
[  902.792029]  ? trace_hardirqs_on+0x310/0x310
[  902.796478]  worker_thread+0x17f/0x1390
[  902.800465]  ? __switch_to_asm+0x34/0x70
[  902.804539]  ? process_one_work+0x1c40/0x1c40
[  902.809050]  ? __sched_text_start+0x8/0x8
[  902.813234]  ? __kthread_parkme+0xce/0x1a0
[  902.817489]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  902.822589]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  902.827721]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  902.832304]  ? trace_hardirqs_on+0xbd/0x310
[  902.836632]  ? kasan_check_read+0x11/0x20
[  902.840782]  ? __kthread_parkme+0xce/0x1a0
[  902.845023]  ? trace_hardirqs_off_caller+0x310/0x310
[  902.850144]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  902.855250]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  902.860787]  ? __kthread_parkme+0xfb/0x1a0
[  902.865028]  ? process_one_work+0x1c40/0x1c40
[  902.869525]  kthread+0x35a/0x440
[  902.872894]  ? kthread_stop+0x900/0x900
[  902.876873]  ret_from_fork+0x3a/0x50
[  902.880604] warn_alloc_show_mem: 1 callbacks suppressed
[  902.880616] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  902.880618] Mem-Info:
[  902.880667] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  902.880667]  active_file:8 inactive_file:18 isolated_file:0
[  902.880667]  unevictable:0 dirty:0 writeback:0 unstable:0
[  902.880667]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  902.880667]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  902.880667]  free:13785 free_pcp:451 free_cma:0
[  902.886009] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  902.893377] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  902.895790] Call Trace:
[  902.928741] 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
[  902.938082]  <IRQ>
[  902.965907] lowmem_reserve[]: 0 2818 6321 6321
[  902.968486]  dump_stack+0x244/0x39d
[  902.994565] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  902.996715]  ? dump_stack_print_info.cold.1+0x20/0x20
[  903.001273] lowmem_reserve[]: 0 0 3503 3503
[  903.004915]  warn_alloc.cold.116+0xb7/0x1bd
[  903.032204] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  903.037389]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  903.041689] lowmem_reserve[]: 0 0 0 0
[  903.046009]  ? lock_downgrade+0x900/0x900
[  903.075219] 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
[  903.080091]  ? trace_hardirqs_off+0xb8/0x310
[  903.083862] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  903.088005]  ? trace_hardirqs_off+0xb8/0x310
[  903.101498] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  903.105906]  __alloc_pages_slowpath+0x26e8/0x2e10
[  903.121560] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  903.125981]  ? warn_alloc+0x120/0x120
[  903.140506] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  903.145335]  ? warn_alloc+0x120/0x120
[  903.154149] 3988 total pagecache pages
[  903.157940]  ? do_raw_spin_unlock+0xa7/0x330
[  903.166494] 0 pages in swap cache
[  903.170277]  ? warn_alloc+0x120/0x120
[  903.174145] Swap cache stats: add 0, delete 0, find 0/0
[  903.178541]  ? check_preemption_disabled+0x48/0x280
[  903.181965] Free swap  = 0kB
[  903.185761]  ? print_usage_bug+0xc0/0xc0
[  903.191098] Total swap = 0kB
[  903.196104]  ? print_usage_bug+0xc0/0xc0
[  903.199119] 1965979 pages RAM
[  903.203168]  ? __lock_is_held+0xb5/0x140
[  903.206164] 0 pages HighMem/MovableOnly
[  903.210222]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  903.213314] 342853 pages reserved
[  903.217367]  ? should_fail+0x22d/0xd01
[  903.221312] 0 pages cma reserved
[  903.226842]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  903.230327] aoe: skb alloc failure
[  903.234155]  ? __lock_acquire+0x62f/0x4c20
[  903.237552] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  903.242596]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  903.246110] kworker/1:0 cpuset=/ mems_allowed=0
[  903.250336]  ? __lock_acquire+0x62f/0x4c20
[  903.274605]  ? should_fail+0x22d/0xd01
[  903.278521]  ? mark_held_locks+0x130/0x130
[  903.282763]  ? mark_held_locks+0x130/0x130
[  903.287011]  ? zap_class+0x640/0x640
[  903.290730]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  903.296272]  ? check_preemption_disabled+0x48/0x280
[  903.301298]  ? __lock_is_held+0xb5/0x140
[  903.305366]  __alloc_pages_nodemask+0xa80/0xde0
[  903.310033]  ? zap_class+0x640/0x640
[  903.313760]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  903.318790]  ? find_held_lock+0x36/0x1c0
[  903.322862]  ? ____cache_alloc_node+0x1c7/0x1e0
[  903.327532]  ? lock_downgrade+0x900/0x900
[  903.331694]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  903.337238]  cache_grow_begin+0xa5/0x8c0
[  903.341297]  ? do_raw_spin_unlock+0xa7/0x330
[  903.345718]  fallback_alloc+0x204/0x2e0
[  903.349699]  ____cache_alloc_node+0x1c7/0x1e0
[  903.354199]  kmem_cache_alloc+0x1f8/0x730
[  903.358347]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  903.363622]  ? rcu_softirq_qs+0x20/0x20
[  903.367622]  dst_alloc+0xbb/0x1d0
[  903.371097]  rt_dst_alloc+0x105/0x540
[  903.374902]  ? fnhe_flush_routes+0x480/0x480
[  903.379316]  ? fib4_rule_nlmsg_payload+0x10/0x10
[  903.384088]  ip_route_input_slow+0x1d14/0x3ea0
[  903.388685]  ? fib_multipath_hash+0x1090/0x1090
[  903.393361]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  903.398908]  ? rt_cache_route+0x470/0x470
[  903.403056]  ? fib4_rule_delete+0x360/0x370
[  903.407396]  ? mark_held_locks+0x130/0x130
[  903.411645]  ? __lock_acquire+0x62f/0x4c20
[  903.415886]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  903.421428]  ? check_preemption_disabled+0x48/0x280
[  903.426454]  ? mark_held_locks+0x130/0x130
[  903.430700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  903.436237]  ? ip_route_output_key_hash_rcu+0x10d7/0x3490
[  903.441777]  ? zap_class+0x640/0x640
[  903.445498]  ? ip_route_input_noref+0x260/0x260
[  903.450192]  ? find_held_lock+0x36/0x1c0
[  903.454266]  ip_route_input_rcu+0x10a/0xd80
[  903.458593]  ? ip_route_input_slow+0x3ea0/0x3ea0
[  903.463366]  ? lock_acquire+0x1ed/0x520
[  903.467343]  ? ip_route_input_rcu+0xd80/0xd80
[  903.471839]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  903.477379]  ? check_preemption_disabled+0x48/0x280
[  903.482417]  ? kasan_check_read+0x11/0x20
[  903.486566]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  903.491841]  ? rcu_softirq_qs+0x20/0x20
[  903.495817]  ? lock_acquire+0x1ed/0x520
[  903.499791]  ? icmp_route_lookup.constprop.23+0xac5/0x1900
[  903.505419]  ip_route_input_noref+0x11d/0x260
[  903.509913]  ? ip_route_input_rcu+0xd80/0xd80
[  903.514445]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  903.520003]  icmp_route_lookup.constprop.23+0xb67/0x1900
[  903.525468]  ? icmp_timestamp+0x630/0x630
[  903.529615]  ? find_held_lock+0x36/0x1c0
[  903.533725]  ? lock_downgrade+0x900/0x900
[  903.537872]  ? check_preemption_disabled+0x48/0x280
[  903.542892]  ? memset+0x31/0x40
[  903.546170]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  903.551727]  ? __ip_options_echo+0x6c0/0x1280
[  903.556243]  icmp_send+0x12ec/0x1bd0
[  903.559971]  ? icmp_route_lookup.constprop.23+0x1900/0x1900
[  903.565681]  ? kfree_skbmem+0x154/0x230
[  903.569676]  ? zap_class+0x640/0x640
[  903.573429]  ? rcu_read_lock_sched_held+0x14f/0x180
[  903.578458]  ? kmem_cache_free+0x24f/0x290
[  903.582727]  ? lock_downgrade+0x900/0x900
[  903.586882]  ? kasan_check_read+0x11/0x20
[  903.591026]  ? do_raw_write_lock+0x14f/0x310
[  903.595430]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  903.599840]  ipv4_link_failure+0x2c/0x220
[  903.603984]  ? ipv4_link_failure+0x2c/0x220
[  903.608300]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  903.612711]  arp_error_report+0xd1/0x1c0
[  903.616777]  neigh_invalidate+0x246/0x550
[  903.620931]  neigh_timer_handler+0xb07/0xdf0
[  903.625354]  ? neigh_periodic_work+0xc60/0xc60
[  903.629954]  ? __lock_is_held+0xb5/0x140
[  903.634034]  call_timer_fn+0x272/0x920
[  903.637922]  ? neigh_periodic_work+0xc60/0xc60
[  903.642505]  ? process_timeout+0x40/0x40
[  903.646572]  ? __run_timers+0x7da/0xc70
[  903.650544]  ? _raw_spin_unlock_irq+0x27/0x80
[  903.655057]  ? _raw_spin_unlock_irq+0x27/0x80
[  903.659564]  ? neigh_periodic_work+0xc60/0xc60
[  903.664145]  ? lockdep_hardirqs_on+0x296/0x5b0
[  903.668749]  ? trace_hardirqs_on+0xbd/0x310
[  903.673066]  ? kasan_check_read+0x11/0x20
[  903.677210]  ? __run_timers+0x7da/0xc70
[  903.681224]  ? trace_hardirqs_off_caller+0x310/0x310
[  903.686352]  ? neigh_periodic_work+0xc60/0xc60
[  903.690929]  __run_timers+0x7e5/0xc70
[  903.694736]  ? timer_fixup_init+0x70/0x70
[  903.698883]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  903.703906]  ? zap_class+0x640/0x640
[  903.707642]  ? enqueue_hrtimer+0x1a5/0x560
[  903.711895]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  903.717088]  ? find_held_lock+0x36/0x1c0
[  903.721156]  ? zap_class+0x640/0x640
[  903.724902]  ? pvclock_read_flags+0x160/0x160
[  903.729400]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  903.734951]  ? check_preemption_disabled+0x48/0x280
[  903.739981]  ? __lock_is_held+0xb5/0x140
[  903.744044]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  903.749612]  ? check_preemption_disabled+0x48/0x280
[  903.754691]  run_timer_softirq+0x52/0xb0
[  903.758751]  ? rcu_read_lock_sched_held+0x14f/0x180
[  903.763768]  __do_softirq+0x308/0xb7e
[  903.767571]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  903.772076]  ? lock_downgrade+0x900/0x900
[  903.776226]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  903.781334]  ? pvclock_read_flags+0x160/0x160
[  903.785833]  ? lapic_next_event+0x5a/0x90
[  903.790000]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  903.795546]  ? kvm_clock_read+0x18/0x30
[  903.799520]  ? kvm_sched_clock_read+0x9/0x20
[  903.803931]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  903.809482]  ? check_preemption_disabled+0x48/0x280
[  903.814505]  irq_exit+0x17f/0x1c0
[  903.817957]  smp_apic_timer_interrupt+0x1cb/0x760
[  903.822800]  ? smp_reschedule_interrupt+0x109/0x650
[  903.827819]  ? smp_call_function_single_interrupt+0x650/0x650
[  903.833710]  ? interrupt_entry+0xb5/0xc0
[  903.837774]  ? trace_hardirqs_off_caller+0xbb/0x310
[  903.842792]  ? trace_hardirqs_off_caller+0xbb/0x310
[  903.847808]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  903.852661]  ? trace_hardirqs_on_caller+0x310/0x310
[  903.857677]  ? trace_hardirqs_on_caller+0x310/0x310
[  903.862696]  ? task_prio+0x50/0x50
[  903.866240]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  903.871782]  ? check_preemption_disabled+0x48/0x280
[  903.876857]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  903.881763]  apic_timer_interrupt+0xf/0x20
[  903.885989]  </IRQ>
[  903.888227] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  903.893175] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  903.912085] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  903.919788] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  903.927054] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  903.934322] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  903.941585] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  903.948851] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  903.956154]  skb_clone+0x1bb/0x500
[  903.959696]  ? skb_split+0x11e0/0x11e0
[  903.963585]  ? check_preemption_disabled+0x48/0x280
[  903.968606]  ? __this_cpu_preempt_check+0x1c/0x20
[  903.973462]  ? __bpf_redirect+0x54b/0xb20
[  903.977617]  bpf_clone_redirect+0xb9/0x490
[  903.981879]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  903.987344]  ? __sched_text_start+0x8/0x8
[  903.991491]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  903.996260]  ? find_held_lock+0x36/0x1c0
[  904.000333]  ? lock_acquire+0x1ed/0x520
[  904.004307]  ? bpf_test_run+0x3cb/0x780
[  904.008305]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  904.013860]  ? check_preemption_disabled+0x48/0x280
[  904.018887]  ? kasan_check_read+0x11/0x20
[  904.023037]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  904.028311]  ? rcu_softirq_qs+0x20/0x20
[  904.032292]  ? preempt_schedule+0x4d/0x60
[  904.036453]  ? ___preempt_schedule+0x16/0x18
[  904.040868]  ? bpf_test_run+0x25d/0x780
[  904.044855]  ? netlink_diag_dump+0x2a0/0x2a0
[  904.049263]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  904.054821]  ? bpf_test_init.isra.10+0x70/0x100
[  904.059500]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  904.064281]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  904.069122]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  904.074666]  ? fput+0x130/0x1a0
[  904.077950]  ? __bpf_prog_get+0x9b/0x290
[  904.082012]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  904.086849]  ? bpf_prog_test_run+0x130/0x1a0
[  904.091261]  ? __x64_sys_bpf+0x3db/0x520
[  904.095321]  ? bpf_prog_get+0x20/0x20
[  904.099164]  ? do_syscall_64+0x1b9/0x820
[  904.103223]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  904.108586]  ? syscall_return_slowpath+0x5e0/0x5e0
[  904.113520]  ? trace_hardirqs_on_caller+0x310/0x310
[  904.118552]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  904.123571]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  904.130233]  ? __switch_to_asm+0x40/0x70
[  904.134289]  ? __switch_to_asm+0x34/0x70
[  904.138356]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  904.143220]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  904.148596] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #152
[  904.148845] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  904.155534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  904.166000] syz-executor5 cpuset=syz5 mems_allowed=0
[  904.175345] Workqueue: events_power_efficient neigh_periodic_work
[  904.186648] Call Trace:
[  904.189227]  <IRQ>
[  904.191391]  dump_stack+0x244/0x39d
[  904.195023]  ? dump_stack_print_info.cold.1+0x20/0x20
[  904.200226]  warn_alloc.cold.116+0xb7/0x1bd
[  904.204549]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  904.209393]  ? lock_downgrade+0x900/0x900
[  904.213562]  ? trace_hardirqs_off+0xb8/0x310
[  904.217980]  ? trace_hardirqs_off+0xb8/0x310
[  904.222400]  __alloc_pages_slowpath+0x26e8/0x2e10
[  904.227273]  ? warn_alloc+0x120/0x120
[  904.231091]  ? warn_alloc+0x120/0x120
[  904.234924]  ? hrtimer_start_range_ns+0xe00/0xe00
[  904.239768]  ? warn_alloc+0x120/0x120
[  904.243573]  ? print_usage_bug+0xc0/0xc0
[  904.247663]  ? print_usage_bug+0xc0/0xc0
[  904.251737]  ? ktime_get+0x2c1/0x400
[  904.255453]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  904.260988]  ? check_preemption_disabled+0x48/0x280
[  904.266004]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  904.270500]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  904.276039]  ? should_fail+0x22d/0xd01
[  904.279931]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  904.285034]  ? __lock_acquire+0x62f/0x4c20
[  904.289272]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  904.294370]  ? __lock_acquire+0x62f/0x4c20
[  904.298600]  ? should_fail+0x22d/0xd01
[  904.302509]  ? mark_held_locks+0x130/0x130
[  904.306752]  ? mark_held_locks+0x130/0x130
[  904.311002]  ? check_preemption_disabled+0x48/0x280
[  904.316051]  ? zap_class+0x640/0x640
[  904.319763]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  904.324783]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  904.329539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  904.335074]  ? check_preemption_disabled+0x48/0x280
[  904.340098]  ? __lock_is_held+0xb5/0x140
[  904.344177]  __alloc_pages_nodemask+0xa80/0xde0
[  904.348849]  ? zap_class+0x640/0x640
[  904.352567]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  904.357631]  ? find_held_lock+0x36/0x1c0
[  904.361718]  ? ____cache_alloc_node+0x1c7/0x1e0
[  904.366393]  ? lock_downgrade+0x900/0x900
[  904.370562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  904.376122]  cache_grow_begin+0xa5/0x8c0
[  904.380197]  ? do_raw_spin_unlock+0xa7/0x330
[  904.384614]  fallback_alloc+0x204/0x2e0
[  904.388609]  ____cache_alloc_node+0x1c7/0x1e0
[  904.393153]  kmem_cache_alloc_node+0xe3/0x730
[  904.397657]  ? lockdep_hardirqs_on+0x296/0x5b0
[  904.402250]  __alloc_skb+0x119/0x770
[  904.405965]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  904.411345]  ? netdev_alloc_frag+0x1f0/0x1f0
[  904.415761]  ? vprintk_default+0x28/0x30
[  904.419839]  ? vprintk_func+0x85/0x181
[  904.423727]  ? printk+0xa7/0xcf
[  904.427047]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  904.431812]  new_skb+0x26/0x1c0
[  904.435093]  aoecmd_cfg+0x279/0x7f0
[  904.438721]  ? find_held_lock+0x36/0x1c0
[  904.442781]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  904.447110]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  904.452671]  ? __lock_is_held+0xb5/0x140
[  904.456772]  discover_timer+0x50/0x60
[  904.460591]  call_timer_fn+0x272/0x920
[  904.464475]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  904.469318]  ? process_timeout+0x40/0x40
[  904.473386]  ? mark_held_locks+0xc7/0x130
[  904.477536]  ? _raw_spin_unlock_irq+0x27/0x80
[  904.482026]  ? _raw_spin_unlock_irq+0x27/0x80
[  904.486530]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  904.491386]  ? lockdep_hardirqs_on+0x296/0x5b0
[  904.495968]  ? trace_hardirqs_on+0xbd/0x310
[  904.500290]  ? kasan_check_read+0x11/0x20
[  904.504438]  ? __run_timers+0x7da/0xc70
[  904.508412]  ? trace_hardirqs_off_caller+0x310/0x310
[  904.513522]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  904.518894]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  904.523738]  __run_timers+0x7e5/0xc70
[  904.527576]  ? timer_fixup_init+0x70/0x70
[  904.531728]  ? lock_downgrade+0x900/0x900
[  904.535892]  ? zap_class+0x640/0x640
[  904.539615]  ? print_usage_bug+0xc0/0xc0
[  904.543686]  ? trace_hardirqs_on+0x310/0x310
[  904.548100]  ? kvm_clock_read+0x18/0x30
[  904.552072]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  904.557120]  ? ktime_get+0x2c1/0x400
[  904.560839]  ? zap_class+0x640/0x640
[  904.564556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  904.570093]  ? check_preemption_disabled+0x48/0x280
[  904.575122]  ? __lock_is_held+0xb5/0x140
[  904.579187]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  904.584725]  ? check_preemption_disabled+0x48/0x280
[  904.589751]  run_timer_softirq+0x52/0xb0
[  904.593816]  ? rcu_read_lock_sched_held+0x14f/0x180
[  904.598832]  __do_softirq+0x308/0xb7e
[  904.602652]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  904.607755]  ? irq_exit+0xbd/0x1c0
[  904.611304]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  904.616319]  ? smp_reschedule_interrupt+0x109/0x650
[  904.621340]  ? smp_call_function_single_interrupt+0x650/0x650
[  904.627223]  ? ret_from_intr+0xb/0x1e
[  904.631028]  ? trace_hardirqs_off_caller+0xbb/0x310
[  904.636046]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  904.640890]  ? trace_hardirqs_on_caller+0x310/0x310
[  904.645905]  ? task_prio+0x50/0x50
[  904.649448]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  904.654985]  ? check_preemption_disabled+0x48/0x280
[  904.660007]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  904.664853]  ? neigh_periodic_work+0x6bd/0xc60
[  904.669436]  do_softirq_own_stack+0x2a/0x40
[  904.673751]  </IRQ>
[  904.676004]  do_softirq.part.14+0x126/0x160
[  904.680323]  __local_bh_enable_ip+0x21d/0x260
[  904.684820]  _raw_write_unlock_bh+0x30/0x40
[  904.689148]  neigh_periodic_work+0x6bd/0xc60
[  904.693572]  ? neigh_table_clear+0x390/0x390
[  904.697984]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  904.703526]  ? check_preemption_disabled+0x48/0x280
[  904.708552]  ? __lock_is_held+0xb5/0x140
[  904.712637]  process_one_work+0xc90/0x1c40
[  904.716890]  ? mark_held_locks+0x130/0x130
[  904.721141]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  904.725807]  ? __switch_to_asm+0x40/0x70
[  904.729868]  ? __switch_to_asm+0x40/0x70
[  904.733925]  ? __switch_to_asm+0x34/0x70
[  904.737986]  ? __switch_to_asm+0x40/0x70
[  904.742044]  ? __switch_to_asm+0x34/0x70
[  904.746101]  ? __switch_to_asm+0x40/0x70
[  904.750170]  ? __switch_to_asm+0x34/0x70
[  904.754245]  ? __switch_to_asm+0x40/0x70
[  904.758308]  ? __schedule+0x8d7/0x21d0
[  904.762207]  ? zap_class+0x640/0x640
[  904.765938]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  904.770706]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  904.775303]  ? lock_acquire+0x1ed/0x520
[  904.779278]  ? worker_thread+0x3e0/0x1390
[  904.783444]  ? kasan_check_read+0x11/0x20
[  904.787636]  ? do_raw_spin_lock+0x14f/0x350
[  904.791988]  ? kasan_check_read+0x11/0x20
[  904.796159]  ? rwlock_bug.part.2+0x90/0x90
[  904.800408]  ? trace_hardirqs_on+0x310/0x310
[  904.804861]  worker_thread+0x17f/0x1390
[  904.808831]  ? __switch_to_asm+0x34/0x70
[  904.812908]  ? process_one_work+0x1c40/0x1c40
[  904.817418]  ? __sched_text_start+0x8/0x8
[  904.821620]  ? __kthread_parkme+0xce/0x1a0
[  904.825867]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  904.830969]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  904.836076]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  904.840669]  ? trace_hardirqs_on+0xbd/0x310
[  904.844989]  ? kasan_check_read+0x11/0x20
[  904.849148]  ? __kthread_parkme+0xce/0x1a0
[  904.853418]  ? trace_hardirqs_off_caller+0x310/0x310
[  904.858531]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  904.863647]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  904.869186]  ? __kthread_parkme+0xfb/0x1a0
[  904.873429]  ? process_one_work+0x1c40/0x1c40
[  904.877926]  kthread+0x35a/0x440
[  904.881294]  ? kthread_stop+0x900/0x900
[  904.885282]  ret_from_fork+0x3a/0x50
[  904.889011] warn_alloc_show_mem: 1 callbacks suppressed
[  904.889023] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  904.889025] Mem-Info:
[  904.889058] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  904.889058]  active_file:8 inactive_file:18 isolated_file:0
[  904.889058]  unevictable:0 dirty:0 writeback:0 unstable:0
[  904.889058]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  904.889058]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  904.889058]  free:13785 free_pcp:451 free_cma:0
[  904.894390] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  904.901771] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  904.904172] Call Trace:
[  904.937134] 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
[  904.946492]  <IRQ>
[  904.974316] lowmem_reserve[]: 0 2818 6321 6321
[  904.976897]  dump_stack+0x244/0x39d
[  905.002978] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  905.005134]  ? dump_stack_print_info.cold.1+0x20/0x20
[  905.009695] lowmem_reserve[]: 0 0 3503 3503
[  905.013322]  warn_alloc.cold.116+0xb7/0x1bd
[  905.040616] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  905.045813]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  905.050118] lowmem_reserve[]: 0 0 0 0
[  905.054432]  ? lock_downgrade+0x900/0x900
[  905.083654] 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
[  905.088509]  ? trace_hardirqs_off+0xb8/0x310
[  905.092286] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  905.096427]  ? trace_hardirqs_off+0xb8/0x310
[  905.109920] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  905.114349]  __alloc_pages_slowpath+0x26e8/0x2e10
[  905.129991] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  905.134425]  ? warn_alloc+0x120/0x120
[  905.148951] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  905.153782]  ? warn_alloc+0x120/0x120
[  905.162593] 3988 total pagecache pages
[  905.166383]  ? warn_alloc+0x120/0x120
[  905.174940] 0 pages in swap cache
[  905.178729]  ? print_usage_bug+0xc0/0xc0
[  905.182593] Swap cache stats: add 0, delete 0, find 0/0
[  905.186392]  ? add_interrupt_randomness+0x4bc/0x870
[  905.189823] Free swap  = 0kB
[  905.193876]  ? print_usage_bug+0xc0/0xc0
[  905.199214] Total swap = 0kB
[  905.204221]  ? add_interrupt_randomness+0x47e/0x870
[  905.207214] 1965979 pages RAM
[  905.211269]  ? lock_downgrade+0x900/0x900
[  905.214266] 0 pages HighMem/MovableOnly
[  905.219277]  ? __mix_pool_bytes+0x100/0x440
[  905.222359] 342853 pages reserved
[  905.226497]  ? lock_release+0xa00/0xa00
[  905.230445] 0 pages cma reserved
[  905.234759]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  905.238243] aoe: skb alloc failure
[  905.242148]  ? should_fail+0x22d/0xd01
[  905.245573] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  905.251089]  ? kasan_check_read+0x11/0x20
[  905.254603] kworker/1:0 cpuset=/ mems_allowed=0
[  905.258501]  ? do_raw_spin_unlock+0xa7/0x330
[  905.281969]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  905.287077]  ? __lock_acquire+0x62f/0x4c20
[  905.291313]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  905.296413]  ? should_fail+0x22d/0xd01
[  905.300312]  ? mark_held_locks+0x130/0x130
[  905.304550]  ? mark_held_locks+0x130/0x130
[  905.308787]  ? print_usage_bug+0xc0/0xc0
[  905.312856]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  905.318393]  ? zap_class+0x640/0x640
[  905.322141]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  905.327682]  ? check_preemption_disabled+0x48/0x280
[  905.332726]  ? __lock_is_held+0xb5/0x140
[  905.336790]  __alloc_pages_nodemask+0xa80/0xde0
[  905.341455]  ? zap_class+0x640/0x640
[  905.345173]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  905.350203]  ? find_held_lock+0x36/0x1c0
[  905.354276]  ? ____cache_alloc_node+0x1c7/0x1e0
[  905.358950]  ? lock_downgrade+0x900/0x900
[  905.363120]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  905.368674]  cache_grow_begin+0xa5/0x8c0
[  905.372734]  ? do_raw_spin_unlock+0xa7/0x330
[  905.377152]  fallback_alloc+0x204/0x2e0
[  905.381136]  ____cache_alloc_node+0x1c7/0x1e0
[  905.385651]  kmem_cache_alloc_node+0xe3/0x730
[  905.390158]  __alloc_skb+0x119/0x770
[  905.393881]  ? netdev_alloc_frag+0x1f0/0x1f0
[  905.398306]  ? mark_held_locks+0x130/0x130
[  905.402577]  ? zap_class+0x640/0x640
[  905.406301]  ? get_stack_info+0x37/0x142
[  905.410362]  ? get_stack_info+0x37/0x142
[  905.414431]  alloc_skb_with_frags+0x133/0x7d0
[  905.418928]  ? find_held_lock+0x36/0x1c0
[  905.423006]  ? skb_complete_wifi_ack+0x1e0/0x1e0
[  905.427762]  ? lock_downgrade+0x900/0x900
[  905.431916]  ? check_preemption_disabled+0x48/0x280
[  905.436939]  sock_alloc_send_pskb+0x87a/0xaf0
[  905.441435]  ? rcu_softirq_qs+0x20/0x20
[  905.445407]  ? unwind_dump+0x190/0x190
[  905.449305]  ? sock_wmalloc+0x1f0/0x1f0
[  905.453281]  ? kernel_text_address+0x79/0xf0
[  905.457691]  ? __kernel_text_address+0xd/0x40
[  905.462187]  ? unwind_get_return_address+0x61/0xa0
[  905.467115]  ? __save_stack_trace+0x8d/0xf0
[  905.471453]  ? save_stack+0xa9/0xd0
[  905.475098]  ? save_stack+0x43/0xd0
[  905.478727]  ? kasan_kmalloc+0xc7/0xe0
[  905.482615]  ? kmem_cache_alloc_trace+0x152/0x750
[  905.487484]  ? ip_setup_cork+0x6b9/0x8a0
[  905.491545]  ? ip_append_data.part.49+0x13c/0x170
[  905.496393]  ? ip_append_data+0x6d/0x90
[  905.500378]  sock_alloc_send_skb+0x32/0x40
[  905.504617]  __ip_append_data.isra.48+0x15b8/0x29b0
[  905.509672]  ? icmp_push_reply+0x540/0x540
[  905.513928]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  905.519474]  ? ip_generic_getfrag+0x2e0/0x2e0
[  905.523972]  ? __lock_is_held+0xb5/0x140
[  905.528039]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  905.533577]  ? ipv4_mtu+0x39f/0x590
[  905.537205]  ? rt_acct_proc_show+0x370/0x370
[  905.541617]  ? ip_setup_cork+0x6b9/0x8a0
[  905.545695]  ? rcu_read_lock_sched_held+0x14f/0x180
[  905.550715]  ? kmem_cache_alloc_trace+0x353/0x750
[  905.555559]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  905.561098]  ? refcount_sub_and_test_checked+0x203/0x310
[  905.566552]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  905.572091]  ip_append_data.part.49+0xef/0x170
[  905.576680]  ? icmp_push_reply+0x540/0x540
[  905.580925]  ip_append_data+0x6d/0x90
[  905.584724]  ? icmp_push_reply+0x540/0x540
[  905.588961]  icmp_push_reply+0x18e/0x540
[  905.593035]  icmp_send+0x1544/0x1bd0
[  905.596760]  ? icmp_route_lookup.constprop.23+0x1900/0x1900
[  905.602487]  ? kfree_skbmem+0x154/0x230
[  905.606463]  ? zap_class+0x640/0x640
[  905.610194]  ? rcu_read_lock_sched_held+0x14f/0x180
[  905.615215]  ? kmem_cache_free+0x24f/0x290
[  905.619492]  ? lock_downgrade+0x900/0x900
[  905.623686]  ? kasan_check_read+0x11/0x20
[  905.627835]  ? do_raw_write_lock+0x14f/0x310
[  905.632246]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  905.636673]  ipv4_link_failure+0x2c/0x220
[  905.640823]  ? ipv4_link_failure+0x2c/0x220
[  905.645140]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  905.649552]  arp_error_report+0xd1/0x1c0
[  905.653619]  neigh_invalidate+0x246/0x550
[  905.657802]  neigh_timer_handler+0xb07/0xdf0
[  905.662227]  ? neigh_periodic_work+0xc60/0xc60
[  905.666824]  ? __lock_is_held+0xb5/0x140
[  905.670918]  call_timer_fn+0x272/0x920
[  905.674822]  ? neigh_periodic_work+0xc60/0xc60
[  905.679404]  ? process_timeout+0x40/0x40
[  905.683472]  ? __run_timers+0x7da/0xc70
[  905.687446]  ? _raw_spin_unlock_irq+0x27/0x80
[  905.691940]  ? _raw_spin_unlock_irq+0x27/0x80
[  905.696438]  ? neigh_periodic_work+0xc60/0xc60
[  905.701020]  ? lockdep_hardirqs_on+0x296/0x5b0
[  905.705611]  ? trace_hardirqs_on+0xbd/0x310
[  905.709954]  ? kasan_check_read+0x11/0x20
[  905.714101]  ? __run_timers+0x7da/0xc70
[  905.718079]  ? trace_hardirqs_off_caller+0x310/0x310
[  905.723206]  ? neigh_periodic_work+0xc60/0xc60
[  905.727788]  __run_timers+0x7e5/0xc70
[  905.731597]  ? timer_fixup_init+0x70/0x70
[  905.735767]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  905.740789]  ? zap_class+0x640/0x640
[  905.744506]  ? enqueue_hrtimer+0x1a5/0x560
[  905.748745]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  905.753974]  ? find_held_lock+0x36/0x1c0
[  905.758067]  ? zap_class+0x640/0x640
[  905.761800]  ? pvclock_read_flags+0x160/0x160
[  905.766297]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  905.771833]  ? check_preemption_disabled+0x48/0x280
[  905.776860]  ? __lock_is_held+0xb5/0x140
[  905.780922]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  905.786461]  ? check_preemption_disabled+0x48/0x280
[  905.791480]  run_timer_softirq+0x52/0xb0
[  905.795540]  ? rcu_read_lock_sched_held+0x14f/0x180
[  905.800592]  __do_softirq+0x308/0xb7e
[  905.804401]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  905.808899]  ? lock_downgrade+0x900/0x900
[  905.813050]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  905.818165]  ? pvclock_read_flags+0x160/0x160
[  905.822675]  ? lapic_next_event+0x5a/0x90
[  905.826830]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  905.832371]  ? kvm_clock_read+0x18/0x30
[  905.836345]  ? kvm_sched_clock_read+0x9/0x20
[  905.840759]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  905.846295]  ? check_preemption_disabled+0x48/0x280
[  905.851341]  irq_exit+0x17f/0x1c0
[  905.854798]  smp_apic_timer_interrupt+0x1cb/0x760
[  905.859653]  ? smp_reschedule_interrupt+0x109/0x650
[  905.864677]  ? smp_call_function_single_interrupt+0x650/0x650
[  905.870560]  ? interrupt_entry+0xb5/0xc0
[  905.874621]  ? trace_hardirqs_off_caller+0xbb/0x310
[  905.879662]  ? trace_hardirqs_off_caller+0xbb/0x310
[  905.884678]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  905.889536]  ? trace_hardirqs_on_caller+0x310/0x310
[  905.894560]  ? trace_hardirqs_on_caller+0x310/0x310
[  905.899573]  ? task_prio+0x50/0x50
[  905.903127]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  905.908684]  ? check_preemption_disabled+0x48/0x280
[  905.913709]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  905.918562]  apic_timer_interrupt+0xf/0x20
[  905.922790]  </IRQ>
[  905.925035] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  905.929967] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  905.948868] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  905.956573] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  905.963907] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  905.971172] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  905.978441] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  905.986206] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  905.993509]  skb_clone+0x1bb/0x500
[  905.997050]  ? skb_split+0x11e0/0x11e0
[  906.000939]  ? check_preemption_disabled+0x48/0x280
[  906.005959]  ? __this_cpu_preempt_check+0x1c/0x20
[  906.010820]  ? __bpf_redirect+0x54b/0xb20
[  906.014993]  bpf_clone_redirect+0xb9/0x490
[  906.019255]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  906.024272]  ? __sched_text_start+0x8/0x8
[  906.028420]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  906.033203]  ? find_held_lock+0x36/0x1c0
[  906.037275]  ? lock_acquire+0x1ed/0x520
[  906.041250]  ? bpf_test_run+0x3cb/0x780
[  906.045227]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  906.050765]  ? check_preemption_disabled+0x48/0x280
[  906.055789]  ? kasan_check_read+0x11/0x20
[  906.059935]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  906.065229]  ? rcu_softirq_qs+0x20/0x20
[  906.069208]  ? preempt_schedule+0x4d/0x60
[  906.073368]  ? ___preempt_schedule+0x16/0x18
[  906.077784]  ? bpf_test_run+0x25d/0x780
[  906.081773]  ? netlink_diag_dump+0x2a0/0x2a0
[  906.086187]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  906.091724]  ? bpf_test_init.isra.10+0x70/0x100
[  906.096397]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  906.101192]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  906.106049]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  906.111606]  ? fput+0x130/0x1a0
[  906.114913]  ? __bpf_prog_get+0x9b/0x290
[  906.119012]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  906.123853]  ? bpf_prog_test_run+0x130/0x1a0
[  906.128262]  ? __x64_sys_bpf+0x3db/0x520
[  906.132351]  ? bpf_prog_get+0x20/0x20
[  906.136172]  ? do_syscall_64+0x1b9/0x820
[  906.140228]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  906.145593]  ? syscall_return_slowpath+0x5e0/0x5e0
[  906.150522]  ? trace_hardirqs_on_caller+0x310/0x310
[  906.155540]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  906.160560]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  906.167241]  ? __switch_to_asm+0x40/0x70
[  906.171313]  ? __switch_to_asm+0x34/0x70
[  906.175378]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  906.180226]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  906.185610] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #152
[  906.185851] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  906.192550] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  906.203014] syz-executor5 cpuset=syz5 mems_allowed=0
[  906.212361] Workqueue: events_power_efficient neigh_periodic_work
[  906.223697] Call Trace:
[  906.226272]  <IRQ>
[  906.228430]  dump_stack+0x244/0x39d
[  906.232065]  ? dump_stack_print_info.cold.1+0x20/0x20
[  906.237268]  warn_alloc.cold.116+0xb7/0x1bd
[  906.241592]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  906.246440]  ? lock_downgrade+0x900/0x900
[  906.250597]  ? trace_hardirqs_off+0xb8/0x310
[  906.255018]  ? trace_hardirqs_off+0xb8/0x310
[  906.259437]  __alloc_pages_slowpath+0x26e8/0x2e10
[  906.264307]  ? warn_alloc+0x120/0x120
[  906.268126]  ? warn_alloc+0x120/0x120
[  906.271937]  ? hrtimer_start_range_ns+0xe00/0xe00
[  906.276793]  ? warn_alloc+0x120/0x120
[  906.280596]  ? print_usage_bug+0xc0/0xc0
[  906.284669]  ? print_usage_bug+0xc0/0xc0
[  906.288729]  ? ktime_get+0x2c1/0x400
[  906.292448]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  906.297983]  ? check_preemption_disabled+0x48/0x280
[  906.302998]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  906.307494]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  906.313027]  ? should_fail+0x22d/0xd01
[  906.316917]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  906.322022]  ? __lock_acquire+0x62f/0x4c20
[  906.326309]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  906.331412]  ? __lock_acquire+0x62f/0x4c20
[  906.335650]  ? should_fail+0x22d/0xd01
[  906.339563]  ? mark_held_locks+0x130/0x130
[  906.343813]  ? mark_held_locks+0x130/0x130
[  906.348044]  ? check_preemption_disabled+0x48/0x280
[  906.353066]  ? zap_class+0x640/0x640
[  906.356795]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  906.361811]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  906.366566]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  906.372105]  ? check_preemption_disabled+0x48/0x280
[  906.377186]  ? __lock_is_held+0xb5/0x140
[  906.381254]  __alloc_pages_nodemask+0xa80/0xde0
[  906.385921]  ? zap_class+0x640/0x640
[  906.389646]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  906.394679]  ? find_held_lock+0x36/0x1c0
[  906.398751]  ? ____cache_alloc_node+0x1c7/0x1e0
[  906.403421]  ? lock_downgrade+0x900/0x900
[  906.407579]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  906.413118]  cache_grow_begin+0xa5/0x8c0
[  906.417182]  ? do_raw_spin_unlock+0xa7/0x330
[  906.421596]  fallback_alloc+0x204/0x2e0
[  906.425599]  ____cache_alloc_node+0x1c7/0x1e0
[  906.430111]  kmem_cache_alloc_node+0xe3/0x730
[  906.434613]  ? lockdep_hardirqs_on+0x296/0x5b0
[  906.439224]  __alloc_skb+0x119/0x770
[  906.442952]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  906.448314]  ? netdev_alloc_frag+0x1f0/0x1f0
[  906.452727]  ? vprintk_default+0x28/0x30
[  906.456810]  ? vprintk_func+0x85/0x181
[  906.460704]  ? printk+0xa7/0xcf
[  906.464001]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  906.468769]  new_skb+0x26/0x1c0
[  906.472066]  aoecmd_cfg+0x279/0x7f0
[  906.475695]  ? find_held_lock+0x36/0x1c0
[  906.479762]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  906.484090]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  906.489638]  ? __lock_is_held+0xb5/0x140
[  906.493707]  discover_timer+0x50/0x60
[  906.497509]  call_timer_fn+0x272/0x920
[  906.501431]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  906.506280]  ? process_timeout+0x40/0x40
[  906.510355]  ? mark_held_locks+0xc7/0x130
[  906.514503]  ? _raw_spin_unlock_irq+0x27/0x80
[  906.518997]  ? _raw_spin_unlock_irq+0x27/0x80
[  906.523493]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  906.528339]  ? lockdep_hardirqs_on+0x296/0x5b0
[  906.532955]  ? trace_hardirqs_on+0xbd/0x310
[  906.537677]  ? kasan_check_read+0x11/0x20
[  906.541822]  ? __run_timers+0x7da/0xc70
[  906.545799]  ? trace_hardirqs_off_caller+0x310/0x310
[  906.550908]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  906.556278]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  906.561132]  __run_timers+0x7e5/0xc70
[  906.564949]  ? timer_fixup_init+0x70/0x70
[  906.569098]  ? lock_downgrade+0x900/0x900
[  906.573245]  ? zap_class+0x640/0x640
[  906.576970]  ? print_usage_bug+0xc0/0xc0
[  906.581031]  ? trace_hardirqs_on+0x310/0x310
[  906.585447]  ? kvm_clock_read+0x18/0x30
[  906.589424]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  906.594438]  ? ktime_get+0x2c1/0x400
[  906.598158]  ? zap_class+0x640/0x640
[  906.601878]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  906.607429]  ? check_preemption_disabled+0x48/0x280
[  906.612450]  ? __lock_is_held+0xb5/0x140
[  906.616524]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  906.622060]  ? check_preemption_disabled+0x48/0x280
[  906.627084]  run_timer_softirq+0x52/0xb0
[  906.631146]  ? rcu_read_lock_sched_held+0x14f/0x180
[  906.636180]  __do_softirq+0x308/0xb7e
[  906.640009]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  906.645106]  ? irq_exit+0xbd/0x1c0
[  906.648656]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  906.653677]  ? smp_reschedule_interrupt+0x109/0x650
[  906.658694]  ? smp_call_function_single_interrupt+0x650/0x650
[  906.664595]  ? ret_from_intr+0xb/0x1e
[  906.668403]  ? trace_hardirqs_off_caller+0xbb/0x310
[  906.673421]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  906.678264]  ? trace_hardirqs_on_caller+0x310/0x310
[  906.683274]  ? task_prio+0x50/0x50
[  906.686813]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  906.692353]  ? check_preemption_disabled+0x48/0x280
[  906.697380]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  906.702241]  ? neigh_periodic_work+0x6bd/0xc60
[  906.706829]  do_softirq_own_stack+0x2a/0x40
[  906.711144]  </IRQ>
[  906.713386]  do_softirq.part.14+0x126/0x160
[  906.717704]  __local_bh_enable_ip+0x21d/0x260
[  906.722204]  _raw_write_unlock_bh+0x30/0x40
[  906.726525]  neigh_periodic_work+0x6bd/0xc60
[  906.730954]  ? neigh_table_clear+0x390/0x390
[  906.735368]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  906.740917]  ? check_preemption_disabled+0x48/0x280
[  906.745952]  ? __lock_is_held+0xb5/0x140
[  906.750022]  process_one_work+0xc90/0x1c40
[  906.754254]  ? mark_held_locks+0x130/0x130
[  906.758501]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  906.763171]  ? __switch_to_asm+0x40/0x70
[  906.767236]  ? __switch_to_asm+0x40/0x70
[  906.771304]  ? __switch_to_asm+0x34/0x70
[  906.775361]  ? __switch_to_asm+0x40/0x70
[  906.779420]  ? __switch_to_asm+0x34/0x70
[  906.783473]  ? __switch_to_asm+0x40/0x70
[  906.787531]  ? __switch_to_asm+0x34/0x70
[  906.791592]  ? __switch_to_asm+0x40/0x70
[  906.795665]  ? __schedule+0x8d7/0x21d0
[  906.799573]  ? zap_class+0x640/0x640
[  906.803293]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  906.808057]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  906.812664]  ? lock_acquire+0x1ed/0x520
[  906.816645]  ? worker_thread+0x3e0/0x1390
[  906.820820]  ? kasan_check_read+0x11/0x20
[  906.824986]  ? do_raw_spin_lock+0x14f/0x350
[  906.829323]  ? kasan_check_read+0x11/0x20
[  906.833467]  ? rwlock_bug.part.2+0x90/0x90
[  906.837719]  ? trace_hardirqs_on+0x310/0x310
[  906.842192]  worker_thread+0x17f/0x1390
[  906.846181]  ? __switch_to_asm+0x34/0x70
[  906.850268]  ? process_one_work+0x1c40/0x1c40
[  906.854784]  ? __sched_text_start+0x8/0x8
[  906.858952]  ? __kthread_parkme+0xce/0x1a0
[  906.863186]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  906.868286]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  906.873386]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  906.877996]  ? trace_hardirqs_on+0xbd/0x310
[  906.882317]  ? kasan_check_read+0x11/0x20
[  906.886462]  ? __kthread_parkme+0xce/0x1a0
[  906.890697]  ? trace_hardirqs_off_caller+0x310/0x310
[  906.895810]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  906.900912]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  906.906451]  ? __kthread_parkme+0xfb/0x1a0
[  906.910701]  ? process_one_work+0x1c40/0x1c40
[  906.915198]  kthread+0x35a/0x440
[  906.918564]  ? kthread_stop+0x900/0x900
[  906.922540]  ret_from_fork+0x3a/0x50
[  906.926294] warn_alloc_show_mem: 1 callbacks suppressed
[  906.926306] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  906.926308] Mem-Info:
[  906.926355] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  906.926355]  active_file:8 inactive_file:18 isolated_file:0
[  906.926355]  unevictable:0 dirty:0 writeback:0 unstable:0
[  906.926355]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  906.926355]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  906.926355]  free:13785 free_pcp:451 free_cma:0
[  906.931691] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  906.939052] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  906.941466] Call Trace:
[  906.974413] 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
[  906.983753]  <IRQ>
[  907.011580] lowmem_reserve[]: 0 2818 6321 6321
[  907.014162]  dump_stack+0x244/0x39d
[  907.040244] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  907.042388]  ? dump_stack_print_info.cold.1+0x20/0x20
[  907.046942] lowmem_reserve[]: 0 0 3503 3503
[  907.050602]  warn_alloc.cold.116+0xb7/0x1bd
[  907.077892] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  907.083074]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  907.087370] lowmem_reserve[]: 0 0 0 0
[  907.091687]  ? lock_downgrade+0x900/0x900
[  907.121367] 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
[  907.126207]  ? trace_hardirqs_off+0xb8/0x310
[  907.130001] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  907.134155]  ? trace_hardirqs_off+0xb8/0x310
[  907.147664] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  907.152083]  __alloc_pages_slowpath+0x26e8/0x2e10
[  907.167245] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  907.171680]  ? warn_alloc+0x120/0x120
[  907.186197] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  907.191035]  ? warn_alloc+0x120/0x120
[  907.199842] 3988 total pagecache pages
[  907.203647]  ? mark_held_locks+0x130/0x130
[  907.212209] 0 pages in swap cache
[  907.215990]  ? warn_alloc+0x120/0x120
[  907.219853] Swap cache stats: add 0, delete 0, find 0/0
[  907.224077]  ? check_preemption_disabled+0x48/0x280
[  907.227534] Free swap  = 0kB
[  907.231373]  ? print_usage_bug+0xc0/0xc0
[  907.236722] Total swap = 0kB
[  907.241729]  ? print_usage_bug+0xc0/0xc0
[  907.244722] 1965979 pages RAM
[  907.248773]  ? __lock_is_held+0xb5/0x140
[  907.251771] 0 pages HighMem/MovableOnly
[  907.255828]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  907.258911] 342853 pages reserved
[  907.262979]  ? should_fail+0x22d/0xd01
[  907.266930] 0 pages cma reserved
[  907.272468]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  907.275945] aoe: skb alloc failure
[  907.279772]  ? __lock_acquire+0x62f/0x4c20
[  907.283144] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  907.288204]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  907.291719] kworker/1:0 cpuset=/ mems_allowed=0
[  907.295947]  ? __lock_acquire+0x62f/0x4c20
[  907.320179]  ? should_fail+0x22d/0xd01
[  907.324080]  ? mark_held_locks+0x130/0x130
[  907.328322]  ? mark_held_locks+0x130/0x130
[  907.332563]  ? zap_class+0x640/0x640
[  907.336275]  ? add_interrupt_randomness+0x4bc/0x870
[  907.341308]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  907.346853]  ? check_preemption_disabled+0x48/0x280
[  907.351892]  ? __lock_is_held+0xb5/0x140
[  907.355960]  __alloc_pages_nodemask+0xa80/0xde0
[  907.360644]  ? zap_class+0x640/0x640
[  907.364365]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  907.369406]  ? find_held_lock+0x36/0x1c0
[  907.373480]  ? ____cache_alloc_node+0x1c7/0x1e0
[  907.378151]  ? lock_downgrade+0x900/0x900
[  907.382314]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  907.387858]  cache_grow_begin+0xa5/0x8c0
[  907.391928]  ? do_raw_spin_unlock+0xa7/0x330
[  907.396345]  fallback_alloc+0x204/0x2e0
[  907.400329]  ____cache_alloc_node+0x1c7/0x1e0
[  907.404831]  kmem_cache_alloc+0x1f8/0x730
[  907.408978]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  907.414256]  ? rcu_softirq_qs+0x20/0x20
[  907.418238]  dst_alloc+0xbb/0x1d0
[  907.421714]  rt_dst_alloc+0x105/0x540
[  907.425519]  ? fnhe_flush_routes+0x480/0x480
[  907.429932]  ? fib4_rule_nlmsg_payload+0x10/0x10
[  907.434718]  ip_route_input_slow+0x1d14/0x3ea0
[  907.439311]  ? fib_multipath_hash+0x1090/0x1090
[  907.443997]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  907.449545]  ? rt_cache_route+0x470/0x470
[  907.453696]  ? fib4_rule_delete+0x360/0x370
[  907.458033]  ? mark_held_locks+0x130/0x130
[  907.462271]  ? __lock_acquire+0x62f/0x4c20
[  907.466513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  907.472050]  ? check_preemption_disabled+0x48/0x280
[  907.477081]  ? mark_held_locks+0x130/0x130
[  907.481326]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  907.486865]  ? ip_route_output_key_hash_rcu+0x10d7/0x3490
[  907.492405]  ? zap_class+0x640/0x640
[  907.496141]  ? ip_route_input_noref+0x260/0x260
[  907.500825]  ? find_held_lock+0x36/0x1c0
[  907.504914]  ip_route_input_rcu+0x10a/0xd80
[  907.509269]  ? ip_route_input_slow+0x3ea0/0x3ea0
[  907.514027]  ? lock_acquire+0x1ed/0x520
[  907.518003]  ? ip_route_input_rcu+0xd80/0xd80
[  907.522511]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  907.528050]  ? check_preemption_disabled+0x48/0x280
[  907.533076]  ? kasan_check_read+0x11/0x20
[  907.537224]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  907.542496]  ? rcu_softirq_qs+0x20/0x20
[  907.546470]  ? lock_acquire+0x1ed/0x520
[  907.550446]  ? icmp_route_lookup.constprop.23+0xac5/0x1900
[  907.556075]  ip_route_input_noref+0x11d/0x260
[  907.560568]  ? ip_route_input_rcu+0xd80/0xd80
[  907.565088]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  907.570642]  icmp_route_lookup.constprop.23+0xb67/0x1900
[  907.576112]  ? icmp_timestamp+0x630/0x630
[  907.580281]  ? find_held_lock+0x36/0x1c0
[  907.584357]  ? lock_downgrade+0x900/0x900
[  907.588532]  ? check_preemption_disabled+0x48/0x280
[  907.593582]  ? memset+0x31/0x40
[  907.596864]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  907.602416]  ? __ip_options_echo+0x6c0/0x1280
[  907.606916]  icmp_send+0x12ec/0x1bd0
[  907.610657]  ? icmp_route_lookup.constprop.23+0x1900/0x1900
[  907.616390]  ? kfree_skbmem+0x154/0x230
[  907.620381]  ? zap_class+0x640/0x640
[  907.624096]  ? rcu_read_lock_sched_held+0x14f/0x180
[  907.629112]  ? kmem_cache_free+0x24f/0x290
[  907.633376]  ? lock_downgrade+0x900/0x900
[  907.637546]  ? kasan_check_read+0x11/0x20
[  907.641710]  ? do_raw_write_lock+0x14f/0x310
[  907.646119]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  907.650526]  ipv4_link_failure+0x2c/0x220
[  907.654677]  ? ipv4_link_failure+0x2c/0x220
[  907.659013]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  907.663422]  arp_error_report+0xd1/0x1c0
[  907.667501]  neigh_invalidate+0x246/0x550
[  907.671679]  neigh_timer_handler+0xb07/0xdf0
[  907.676096]  ? neigh_periodic_work+0xc60/0xc60
[  907.680680]  ? __lock_is_held+0xb5/0x140
[  907.684751]  call_timer_fn+0x272/0x920
[  907.688663]  ? neigh_periodic_work+0xc60/0xc60
[  907.693252]  ? process_timeout+0x40/0x40
[  907.697317]  ? __run_timers+0x7da/0xc70
[  907.701297]  ? _raw_spin_unlock_irq+0x27/0x80
[  907.705800]  ? _raw_spin_unlock_irq+0x27/0x80
[  907.710303]  ? neigh_periodic_work+0xc60/0xc60
[  907.714912]  ? lockdep_hardirqs_on+0x296/0x5b0
[  907.719496]  ? trace_hardirqs_on+0xbd/0x310
[  907.723818]  ? kasan_check_read+0x11/0x20
[  907.727964]  ? __run_timers+0x7da/0xc70
[  907.731940]  ? trace_hardirqs_off_caller+0x310/0x310
[  907.737053]  ? neigh_periodic_work+0xc60/0xc60
[  907.741646]  __run_timers+0x7e5/0xc70
[  907.745460]  ? timer_fixup_init+0x70/0x70
[  907.749608]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  907.754650]  ? zap_class+0x640/0x640
[  907.758369]  ? enqueue_hrtimer+0x1a5/0x560
[  907.762605]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  907.767810]  ? find_held_lock+0x36/0x1c0
[  907.771909]  ? zap_class+0x640/0x640
[  907.775637]  ? pvclock_read_flags+0x160/0x160
[  907.780171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  907.785733]  ? check_preemption_disabled+0x48/0x280
[  907.790791]  ? __lock_is_held+0xb5/0x140
[  907.794851]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  907.800389]  ? check_preemption_disabled+0x48/0x280
[  907.805407]  run_timer_softirq+0x52/0xb0
[  907.809466]  ? rcu_read_lock_sched_held+0x14f/0x180
[  907.814482]  __do_softirq+0x308/0xb7e
[  907.818289]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  907.822784]  ? lock_downgrade+0x900/0x900
[  907.826969]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  907.832093]  ? pvclock_read_flags+0x160/0x160
[  907.836594]  ? lapic_next_event+0x5a/0x90
[  907.840752]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  907.846295]  ? kvm_clock_read+0x18/0x30
[  907.850284]  ? kvm_sched_clock_read+0x9/0x20
[  907.854696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  907.860231]  ? check_preemption_disabled+0x48/0x280
[  907.865256]  irq_exit+0x17f/0x1c0
[  907.868726]  smp_apic_timer_interrupt+0x1cb/0x760
[  907.873567]  ? smp_reschedule_interrupt+0x109/0x650
[  907.878586]  ? smp_call_function_single_interrupt+0x650/0x650
[  907.884466]  ? interrupt_entry+0xb5/0xc0
[  907.888545]  ? trace_hardirqs_off_caller+0xbb/0x310
[  907.893590]  ? trace_hardirqs_off_caller+0xbb/0x310
[  907.898603]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  907.903459]  ? trace_hardirqs_on_caller+0x310/0x310
[  907.908479]  ? trace_hardirqs_on_caller+0x310/0x310
[  907.913492]  ? task_prio+0x50/0x50
[  907.917046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  907.922586]  ? check_preemption_disabled+0x48/0x280
[  907.927603]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  907.932464]  apic_timer_interrupt+0xf/0x20
[  907.936687]  </IRQ>
[  907.938923] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  907.943851] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  907.962747] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  907.970452] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  907.977718] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  907.984984] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  907.992721] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  907.999990] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  908.007309]  skb_clone+0x1bb/0x500
[  908.010850]  ? skb_split+0x11e0/0x11e0
[  908.014739]  ? check_preemption_disabled+0x48/0x280
[  908.019764]  ? __this_cpu_preempt_check+0x1c/0x20
[  908.024612]  ? __bpf_redirect+0x54b/0xb20
[  908.028777]  bpf_clone_redirect+0xb9/0x490
[  908.033023]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  908.038040]  ? __sched_text_start+0x8/0x8
[  908.042186]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  908.046955]  ? find_held_lock+0x36/0x1c0
[  908.051055]  ? lock_acquire+0x1ed/0x520
[  908.055047]  ? bpf_test_run+0x3cb/0x780
[  908.059073]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  908.064649]  ? check_preemption_disabled+0x48/0x280
[  908.069688]  ? kasan_check_read+0x11/0x20
[  908.073835]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  908.079109]  ? rcu_softirq_qs+0x20/0x20
[  908.083083]  ? preempt_schedule+0x4d/0x60
[  908.087240]  ? ___preempt_schedule+0x16/0x18
[  908.091676]  ? bpf_test_run+0x25d/0x780
[  908.095675]  ? netlink_diag_dump+0x2a0/0x2a0
[  908.100091]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  908.105636]  ? bpf_test_init.isra.10+0x70/0x100
[  908.110345]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  908.115113]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  908.119958]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  908.125497]  ? fput+0x130/0x1a0
[  908.128782]  ? __bpf_prog_get+0x9b/0x290
[  908.132851]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  908.137690]  ? bpf_prog_test_run+0x130/0x1a0
[  908.142120]  ? __x64_sys_bpf+0x3db/0x520
[  908.146184]  ? bpf_prog_get+0x20/0x20
[  908.150008]  ? do_syscall_64+0x1b9/0x820
[  908.154070]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  908.159436]  ? syscall_return_slowpath+0x5e0/0x5e0
[  908.164391]  ? trace_hardirqs_on_caller+0x310/0x310
[  908.169415]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  908.174441]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  908.181107]  ? __switch_to_asm+0x40/0x70
[  908.185167]  ? __switch_to_asm+0x34/0x70
[  908.189259]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  908.194120]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  908.199514] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #152
[  908.199666] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  908.206444] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  908.216910] syz-executor5 cpuset=syz5 mems_allowed=0
[  908.226284] Workqueue: events_power_efficient neigh_periodic_work
[  908.237574] Call Trace:
[  908.240153]  <IRQ>
[  908.242307]  dump_stack+0x244/0x39d
[  908.245943]  ? dump_stack_print_info.cold.1+0x20/0x20
[  908.251150]  warn_alloc.cold.116+0xb7/0x1bd
[  908.255476]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  908.260324]  ? lock_downgrade+0x900/0x900
[  908.264477]  ? trace_hardirqs_off+0xb8/0x310
[  908.268893]  ? trace_hardirqs_off+0xb8/0x310
[  908.273312]  __alloc_pages_slowpath+0x26e8/0x2e10
[  908.278200]  ? warn_alloc+0x120/0x120
[  908.282011]  ? warn_alloc+0x120/0x120
[  908.285815]  ? warn_alloc+0x120/0x120
[  908.289663]  ? print_usage_bug+0xc0/0xc0
[  908.293738]  ? print_usage_bug+0xc0/0xc0
[  908.297803]  ? mark_held_locks+0x130/0x130
[  908.302039]  ? mark_held_locks+0x130/0x130
[  908.306284]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  908.311825]  ? should_fail+0x22d/0xd01
[  908.315714]  ? zap_class+0x640/0x640
[  908.319430]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  908.324534]  ? __lock_acquire+0x62f/0x4c20
[  908.328775]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  908.333877]  ? __lock_acquire+0x62f/0x4c20
[  908.338108]  ? should_fail+0x22d/0xd01
[  908.342011]  ? mark_held_locks+0x130/0x130
[  908.346254]  ? mark_held_locks+0x130/0x130
[  908.350510]  ? lock_downgrade+0x900/0x900
[  908.354669]  ? zap_class+0x640/0x640
[  908.358385]  ? zap_class+0x640/0x640
[  908.362103]  ? zap_class+0x640/0x640
[  908.365814]  ? do_raw_spin_unlock+0xa7/0x330
[  908.370222]  ? trace_hardirqs_on+0x310/0x310
[  908.374643]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  908.380217]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  908.385769]  ? check_preemption_disabled+0x48/0x280
[  908.390793]  ? __lock_is_held+0xb5/0x140
[  908.394864]  __alloc_pages_nodemask+0xa80/0xde0
[  908.399534]  ? zap_class+0x640/0x640
[  908.403252]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  908.408278]  ? find_held_lock+0x36/0x1c0
[  908.412386]  ? ____cache_alloc_node+0x1c7/0x1e0
[  908.417062]  ? lock_downgrade+0x900/0x900
[  908.421217]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  908.426760]  cache_grow_begin+0xa5/0x8c0
[  908.430828]  ? do_raw_spin_unlock+0xa7/0x330
[  908.435244]  fallback_alloc+0x204/0x2e0
[  908.439228]  ____cache_alloc_node+0x1c7/0x1e0
[  908.443733]  kmem_cache_alloc_node+0xe3/0x730
[  908.448235]  ? lockdep_hardirqs_on+0x296/0x5b0
[  908.452830]  __alloc_skb+0x119/0x770
[  908.456541]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  908.461912]  ? netdev_alloc_frag+0x1f0/0x1f0
[  908.466326]  ? vprintk_default+0x28/0x30
[  908.470387]  ? vprintk_func+0x85/0x181
[  908.474276]  ? printk+0xa7/0xcf
[  908.477567]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  908.482343]  new_skb+0x26/0x1c0
[  908.485620]  aoecmd_cfg+0x279/0x7f0
[  908.489255]  ? find_held_lock+0x36/0x1c0
[  908.493314]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  908.497675]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  908.503241]  ? __lock_is_held+0xb5/0x140
[  908.507313]  discover_timer+0x50/0x60
[  908.511115]  call_timer_fn+0x272/0x920
[  908.515006]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  908.519853]  ? process_timeout+0x40/0x40
[  908.523927]  ? mark_held_locks+0xc7/0x130
[  908.528078]  ? _raw_spin_unlock_irq+0x27/0x80
[  908.532572]  ? _raw_spin_unlock_irq+0x27/0x80
[  908.537066]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  908.541912]  ? lockdep_hardirqs_on+0x296/0x5b0
[  908.546496]  ? trace_hardirqs_on+0xbd/0x310
[  908.550818]  ? kasan_check_read+0x11/0x20
[  908.554962]  ? __run_timers+0x7da/0xc70
[  908.558937]  ? trace_hardirqs_off_caller+0x310/0x310
[  908.564054]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  908.569423]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  908.574267]  __run_timers+0x7e5/0xc70
[  908.578080]  ? timer_fixup_init+0x70/0x70
[  908.582226]  ? lock_downgrade+0x900/0x900
[  908.586370]  ? zap_class+0x640/0x640
[  908.590096]  ? print_usage_bug+0xc0/0xc0
[  908.594161]  ? trace_hardirqs_on+0x310/0x310
[  908.598577]  ? kvm_clock_read+0x18/0x30
[  908.602551]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  908.607596]  ? ktime_get+0x2c1/0x400
[  908.611334]  ? zap_class+0x640/0x640
[  908.615087]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  908.620623]  ? check_preemption_disabled+0x48/0x280
[  908.625693]  ? __lock_is_held+0xb5/0x140
[  908.629758]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  908.635293]  ? check_preemption_disabled+0x48/0x280
[  908.640326]  run_timer_softirq+0x52/0xb0
[  908.644390]  ? rcu_read_lock_sched_held+0x14f/0x180
[  908.649407]  __do_softirq+0x308/0xb7e
[  908.653214]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  908.658314]  ? irq_exit+0xbd/0x1c0
[  908.661870]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  908.666897]  ? smp_reschedule_interrupt+0x109/0x650
[  908.671930]  ? smp_call_function_single_interrupt+0x650/0x650
[  908.677815]  ? ret_from_intr+0xb/0x1e
[  908.681614]  ? trace_hardirqs_off_caller+0xbb/0x310
[  908.686670]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  908.691518]  ? trace_hardirqs_on_caller+0x310/0x310
[  908.696534]  ? task_prio+0x50/0x50
[  908.700076]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  908.705640]  ? check_preemption_disabled+0x48/0x280
[  908.710694]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  908.715536]  ? neigh_periodic_work+0x6bd/0xc60
[  908.720115]  do_softirq_own_stack+0x2a/0x40
[  908.724427]  </IRQ>
[  908.726666]  do_softirq.part.14+0x126/0x160
[  908.731019]  __local_bh_enable_ip+0x21d/0x260
[  908.735513]  _raw_write_unlock_bh+0x30/0x40
[  908.739829]  neigh_periodic_work+0x6bd/0xc60
[  908.744247]  ? neigh_table_clear+0x390/0x390
[  908.748663]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  908.754201]  ? check_preemption_disabled+0x48/0x280
[  908.759230]  ? __lock_is_held+0xb5/0x140
[  908.763301]  process_one_work+0xc90/0x1c40
[  908.767531]  ? mark_held_locks+0x130/0x130
[  908.771790]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  908.776453]  ? __switch_to_asm+0x40/0x70
[  908.780514]  ? __switch_to_asm+0x40/0x70
[  908.784575]  ? __switch_to_asm+0x34/0x70
[  908.788643]  ? __switch_to_asm+0x40/0x70
[  908.792708]  ? __switch_to_asm+0x34/0x70
[  908.796764]  ? __switch_to_asm+0x40/0x70
[  908.800821]  ? __switch_to_asm+0x34/0x70
[  908.804877]  ? __switch_to_asm+0x40/0x70
[  908.808960]  ? __schedule+0x8d7/0x21d0
[  908.812864]  ? zap_class+0x640/0x640
[  908.816623]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  908.821397]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  908.825999]  ? lock_acquire+0x1ed/0x520
[  908.829976]  ? worker_thread+0x3e0/0x1390
[  908.834131]  ? kasan_check_read+0x11/0x20
[  908.838282]  ? do_raw_spin_lock+0x14f/0x350
[  908.842599]  ? kasan_check_read+0x11/0x20
[  908.846752]  ? rwlock_bug.part.2+0x90/0x90
[  908.850984]  ? trace_hardirqs_on+0x310/0x310
[  908.855410]  worker_thread+0x17f/0x1390
[  908.859386]  ? __switch_to_asm+0x34/0x70
[  908.863465]  ? process_one_work+0x1c40/0x1c40
[  908.867975]  ? __sched_text_start+0x8/0x8
[  908.872150]  ? __kthread_parkme+0xce/0x1a0
[  908.876401]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  908.881504]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  908.886611]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  908.891201]  ? trace_hardirqs_on+0xbd/0x310
[  908.895525]  ? kasan_check_read+0x11/0x20
[  908.899672]  ? __kthread_parkme+0xce/0x1a0
[  908.903909]  ? trace_hardirqs_off_caller+0x310/0x310
[  908.909021]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  908.914122]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  908.919666]  ? __kthread_parkme+0xfb/0x1a0
[  908.923918]  ? process_one_work+0x1c40/0x1c40
[  908.928412]  kthread+0x35a/0x440
[  908.931779]  ? kthread_stop+0x900/0x900
[  908.935770]  ret_from_fork+0x3a/0x50
[  908.939503] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  908.939508] warn_alloc_show_mem: 1 callbacks suppressed
[  908.939516] Mem-Info:
[  908.946891] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  908.952261] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  908.952261]  active_file:8 inactive_file:18 isolated_file:0
[  908.952261]  unevictable:0 dirty:0 writeback:0 unstable:0
[  908.952261]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  908.952261]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  908.952261]  free:13785 free_pcp:451 free_cma:0
[  908.954670] Call Trace:
[  908.964053] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  908.996998]  <IRQ>
[  908.999564] 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
[  909.027417]  dump_stack+0x244/0x39d
[  909.029538] lowmem_reserve[]: 0 2818 6321 6321
[  909.055652]  ? dump_stack_print_info.cold.1+0x20/0x20
[  909.059259] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  909.063858]  warn_alloc.cold.116+0xb7/0x1bd
[  909.069014] lowmem_reserve[]: 0 0 3503 3503
[  909.096332]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  909.100666] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  909.104994]  ? lock_downgrade+0x900/0x900
[  909.109809] lowmem_reserve[]: 0 0 0 0
[  909.139220]  ? trace_hardirqs_off+0xb8/0x310
[  909.143344] 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
[  909.147142]  ? trace_hardirqs_off+0xb8/0x310
[  909.151524] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  909.165076]  __alloc_pages_slowpath+0x26e8/0x2e10
[  909.169458] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  909.184659]  ? warn_alloc+0x120/0x120
[  909.189451] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  909.204007]  ? warn_alloc+0x120/0x120
[  909.207802] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  909.216623]  ? warn_alloc+0x120/0x120
[  909.220408] 3988 total pagecache pages
[  909.228977]  ? print_usage_bug+0xc0/0xc0
[  909.232775] 0 pages in swap cache
[  909.236655]  ? print_usage_bug+0xc0/0xc0
[  909.240694] Swap cache stats: add 0, delete 0, find 0/0
[  909.244160]  ? pvclock_read_flags+0x160/0x160
[  909.248192] Free swap  = 0kB
[  909.253562]  ? hrtimer_start_range_ns+0xe00/0xe00
[  909.258060] Total swap = 0kB
[  909.261073]  ? trace_hardirqs_on+0x310/0x310
[  909.265889] 1965979 pages RAM
[  909.268902]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  909.273286] 0 pages HighMem/MovableOnly
[  909.276384]  ? should_fail+0x22d/0xd01
[  909.281899] 342853 pages reserved
[  909.285862]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  909.289724] 0 pages cma reserved
[  909.293169]  ? __lock_acquire+0x62f/0x4c20
[  909.298304] aoe: skb alloc failure
[  909.301606]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  909.305873] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  909.309351]  ? should_fail+0x22d/0xd01
[  909.314429] kworker/1:0 cpuset=/ mems_allowed=0
[  909.324752]  ? mark_held_locks+0x130/0x130
[  909.337492]  ? mark_held_locks+0x130/0x130
[  909.341731]  ? print_usage_bug+0xc0/0xc0
[  909.345789]  ? rcu_irq_exit+0x1a2/0x390
[  909.349767]  ? rcu_nmi_exit+0x290/0x290
[  909.353738]  ? kvm_clock_read+0x18/0x30
[  909.357728]  ? zap_class+0x640/0x640
[  909.361439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  909.366977]  ? task_prio+0x50/0x50
[  909.370521]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  909.376086]  ? check_preemption_disabled+0x48/0x280
[  909.381128]  ? __lock_is_held+0xb5/0x140
[  909.385210]  __alloc_pages_nodemask+0xa80/0xde0
[  909.389878]  ? zap_class+0x640/0x640
[  909.393611]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  909.398675]  ? find_held_lock+0x36/0x1c0
[  909.402761]  ? ____cache_alloc_node+0x1c7/0x1e0
[  909.407429]  ? lock_downgrade+0x900/0x900
[  909.411583]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  909.417123]  cache_grow_begin+0xa5/0x8c0
[  909.421186]  ? do_raw_spin_unlock+0xa7/0x330
[  909.425601]  fallback_alloc+0x204/0x2e0
[  909.429595]  ____cache_alloc_node+0x1c7/0x1e0
[  909.434101]  kmem_cache_alloc_node+0xe3/0x730
[  909.438609]  __alloc_skb+0x119/0x770
[  909.442354]  ? netdev_alloc_frag+0x1f0/0x1f0
[  909.446766]  ? mark_held_locks+0x130/0x130
[  909.451023]  ? zap_class+0x640/0x640
[  909.454746]  ? get_stack_info+0x37/0x142
[  909.458808]  ? get_stack_info+0x37/0x142
[  909.462878]  alloc_skb_with_frags+0x133/0x7d0
[  909.467386]  ? find_held_lock+0x36/0x1c0
[  909.471463]  ? skb_complete_wifi_ack+0x1e0/0x1e0
[  909.476250]  ? lock_downgrade+0x900/0x900
[  909.480424]  ? check_preemption_disabled+0x48/0x280
[  909.485446]  sock_alloc_send_pskb+0x87a/0xaf0
[  909.489946]  ? rcu_softirq_qs+0x20/0x20
[  909.493919]  ? unwind_dump+0x190/0x190
[  909.497813]  ? sock_wmalloc+0x1f0/0x1f0
[  909.501792]  ? kernel_text_address+0x79/0xf0
[  909.506201]  ? __kernel_text_address+0xd/0x40
[  909.510699]  ? unwind_get_return_address+0x61/0xa0
[  909.515637]  ? __save_stack_trace+0x8d/0xf0
[  909.519984]  ? save_stack+0xa9/0xd0
[  909.523614]  ? save_stack+0x43/0xd0
[  909.527251]  ? kasan_kmalloc+0xc7/0xe0
[  909.531138]  ? kmem_cache_alloc_trace+0x152/0x750
[  909.535980]  ? ip_setup_cork+0x6b9/0x8a0
[  909.540040]  ? ip_append_data.part.49+0x13c/0x170
[  909.544884]  ? ip_append_data+0x6d/0x90
[  909.548861]  sock_alloc_send_skb+0x32/0x40
[  909.553100]  __ip_append_data.isra.48+0x15b8/0x29b0
[  909.558126]  ? icmp_push_reply+0x540/0x540
[  909.562369]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  909.567917]  ? ip_generic_getfrag+0x2e0/0x2e0
[  909.572419]  ? __lock_is_held+0xb5/0x140
[  909.576486]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  909.582026]  ? ipv4_mtu+0x39f/0x590
[  909.585662]  ? rt_acct_proc_show+0x370/0x370
[  909.590073]  ? ip_setup_cork+0x6b9/0x8a0
[  909.594135]  ? rcu_read_lock_sched_held+0x14f/0x180
[  909.599151]  ? kmem_cache_alloc_trace+0x353/0x750
[  909.603995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  909.609619]  ? refcount_sub_and_test_checked+0x203/0x310
[  909.615092]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  909.620652]  ip_append_data.part.49+0xef/0x170
[  909.625242]  ? icmp_push_reply+0x540/0x540
[  909.629479]  ip_append_data+0x6d/0x90
[  909.633281]  ? icmp_push_reply+0x540/0x540
[  909.637517]  icmp_push_reply+0x18e/0x540
[  909.641592]  icmp_send+0x1544/0x1bd0
[  909.645318]  ? icmp_route_lookup.constprop.23+0x1900/0x1900
[  909.651028]  ? kfree_skbmem+0x154/0x230
[  909.655003]  ? zap_class+0x640/0x640
[  909.658723]  ? rcu_read_lock_sched_held+0x14f/0x180
[  909.663745]  ? kmem_cache_free+0x24f/0x290
[  909.668009]  ? lock_downgrade+0x900/0x900
[  909.672166]  ? kasan_check_read+0x11/0x20
[  909.676315]  ? do_raw_write_lock+0x14f/0x310
[  909.680727]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  909.685142]  ipv4_link_failure+0x2c/0x220
[  909.689292]  ? ipv4_link_failure+0x2c/0x220
[  909.693613]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  909.698038]  arp_error_report+0xd1/0x1c0
[  909.702103]  neigh_invalidate+0x246/0x550
[  909.706260]  neigh_timer_handler+0xb07/0xdf0
[  909.710677]  ? neigh_periodic_work+0xc60/0xc60
[  909.715262]  ? __lock_is_held+0xb5/0x140
[  909.719335]  call_timer_fn+0x272/0x920
[  909.723223]  ? neigh_periodic_work+0xc60/0xc60
[  909.727809]  ? process_timeout+0x40/0x40
[  909.731879]  ? __run_timers+0x7da/0xc70
[  909.735854]  ? _raw_spin_unlock_irq+0x27/0x80
[  909.740347]  ? _raw_spin_unlock_irq+0x27/0x80
[  909.744837]  ? neigh_periodic_work+0xc60/0xc60
[  909.749421]  ? lockdep_hardirqs_on+0x296/0x5b0
[  909.754006]  ? trace_hardirqs_on+0xbd/0x310
[  909.758326]  ? kasan_check_read+0x11/0x20
[  909.762473]  ? __run_timers+0x7da/0xc70
[  909.766453]  ? trace_hardirqs_off_caller+0x310/0x310
[  909.771569]  ? neigh_periodic_work+0xc60/0xc60
[  909.776152]  __run_timers+0x7e5/0xc70
[  909.779968]  ? timer_fixup_init+0x70/0x70
[  909.784119]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  909.789139]  ? zap_class+0x640/0x640
[  909.792857]  ? enqueue_hrtimer+0x1a5/0x560
[  909.797095]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  909.802294]  ? find_held_lock+0x36/0x1c0
[  909.806365]  ? zap_class+0x640/0x640
[  909.810083]  ? pvclock_read_flags+0x160/0x160
[  909.814578]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  909.820119]  ? check_preemption_disabled+0x48/0x280
[  909.825162]  ? __lock_is_held+0xb5/0x140
[  909.829224]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  909.834760]  ? check_preemption_disabled+0x48/0x280
[  909.839780]  run_timer_softirq+0x52/0xb0
[  909.843840]  ? rcu_read_lock_sched_held+0x14f/0x180
[  909.848859]  __do_softirq+0x308/0xb7e
[  909.852677]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  909.857173]  ? lock_downgrade+0x900/0x900
[  909.861325]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  909.866446]  ? pvclock_read_flags+0x160/0x160
[  909.870942]  ? lapic_next_event+0x5a/0x90
[  909.875091]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  909.880646]  ? kvm_clock_read+0x18/0x30
[  909.884621]  ? kvm_sched_clock_read+0x9/0x20
[  909.889047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  909.894586]  ? check_preemption_disabled+0x48/0x280
[  909.899612]  irq_exit+0x17f/0x1c0
[  909.903084]  smp_apic_timer_interrupt+0x1cb/0x760
[  909.907925]  ? smp_reschedule_interrupt+0x109/0x650
[  909.912947]  ? smp_call_function_single_interrupt+0x650/0x650
[  909.918834]  ? interrupt_entry+0xb5/0xc0
[  909.922901]  ? trace_hardirqs_off_caller+0xbb/0x310
[  909.927915]  ? trace_hardirqs_off_caller+0xbb/0x310
[  909.932932]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  909.937775]  ? trace_hardirqs_on_caller+0x310/0x310
[  909.942788]  ? trace_hardirqs_on_caller+0x310/0x310
[  909.947809]  ? task_prio+0x50/0x50
[  909.951350]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  909.956891]  ? check_preemption_disabled+0x48/0x280
[  909.961913]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  909.966765]  apic_timer_interrupt+0xf/0x20
[  909.970996]  </IRQ>
[  909.973239] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  909.978173] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  909.997593] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  910.005304] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  910.012571] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  910.019838] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  910.027104] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  910.034374] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  910.041694]  skb_clone+0x1bb/0x500
[  910.045237]  ? skb_split+0x11e0/0x11e0
[  910.049130]  ? check_preemption_disabled+0x48/0x280
[  910.054150]  ? __this_cpu_preempt_check+0x1c/0x20
[  910.058994]  ? __bpf_redirect+0x54b/0xb20
[  910.063160]  bpf_clone_redirect+0xb9/0x490
[  910.067411]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  910.072441]  ? __sched_text_start+0x8/0x8
[  910.076582]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  910.081350]  ? find_held_lock+0x36/0x1c0
[  910.085422]  ? lock_acquire+0x1ed/0x520
[  910.089415]  ? bpf_test_run+0x3cb/0x780
[  910.093389]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  910.098932]  ? check_preemption_disabled+0x48/0x280
[  910.103954]  ? kasan_check_read+0x11/0x20
[  910.108104]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  910.113394]  ? rcu_softirq_qs+0x20/0x20
[  910.117406]  ? preempt_schedule+0x4d/0x60
[  910.121555]  ? ___preempt_schedule+0x16/0x18
[  910.125985]  ? bpf_test_run+0x25d/0x780
[  910.129968]  ? netlink_diag_dump+0x2a0/0x2a0
[  910.134375]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  910.139924]  ? bpf_test_init.isra.10+0x70/0x100
[  910.144601]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  910.149382]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  910.154239]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  910.159773]  ? fput+0x130/0x1a0
[  910.163053]  ? __bpf_prog_get+0x9b/0x290
[  910.167116]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  910.171958]  ? bpf_prog_test_run+0x130/0x1a0
[  910.176367]  ? __x64_sys_bpf+0x3db/0x520
[  910.180436]  ? bpf_prog_get+0x20/0x20
[  910.184260]  ? do_syscall_64+0x1b9/0x820
[  910.188317]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  910.193688]  ? syscall_return_slowpath+0x5e0/0x5e0
[  910.198622]  ? trace_hardirqs_on_caller+0x310/0x310
[  910.203670]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  910.208691]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  910.215356]  ? __switch_to_asm+0x40/0x70
[  910.219414]  ? __switch_to_asm+0x34/0x70
[  910.223478]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  910.228326]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  910.233706] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #152
[  910.233934] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  910.240644] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  910.251118] syz-executor5 cpuset=syz5 mems_allowed=0
[  910.260463] Workqueue: events_power_efficient neigh_periodic_work
[  910.271775] Call Trace:
[  910.274350]  <IRQ>
[  910.276503]  dump_stack+0x244/0x39d
[  910.280155]  ? dump_stack_print_info.cold.1+0x20/0x20
[  910.285374]  warn_alloc.cold.116+0xb7/0x1bd
[  910.289732]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  910.294578]  ? lock_downgrade+0x900/0x900
[  910.298740]  ? trace_hardirqs_off+0xb8/0x310
[  910.303163]  ? trace_hardirqs_off+0xb8/0x310
[  910.307614]  __alloc_pages_slowpath+0x26e8/0x2e10
[  910.312505]  ? warn_alloc+0x120/0x120
[  910.316311]  ? warn_alloc+0x120/0x120
[  910.320114]  ? hrtimer_start_range_ns+0xe00/0xe00
[  910.324964]  ? warn_alloc+0x120/0x120
[  910.328770]  ? print_usage_bug+0xc0/0xc0
[  910.332853]  ? print_usage_bug+0xc0/0xc0
[  910.336928]  ? ktime_get+0x2c1/0x400
[  910.340689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  910.346225]  ? check_preemption_disabled+0x48/0x280
[  910.351237]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  910.355745]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  910.361285]  ? should_fail+0x22d/0xd01
[  910.365181]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  910.370284]  ? __lock_acquire+0x62f/0x4c20
[  910.374540]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  910.379667]  ? __lock_acquire+0x62f/0x4c20
[  910.383902]  ? should_fail+0x22d/0xd01
[  910.387816]  ? mark_held_locks+0x130/0x130
[  910.392056]  ? mark_held_locks+0x130/0x130
[  910.396291]  ? check_preemption_disabled+0x48/0x280
[  910.401328]  ? zap_class+0x640/0x640
[  910.405042]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  910.410060]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  910.414821]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  910.420362]  ? check_preemption_disabled+0x48/0x280
[  910.425404]  ? __lock_is_held+0xb5/0x140
[  910.429504]  __alloc_pages_nodemask+0xa80/0xde0
[  910.434187]  ? zap_class+0x640/0x640
[  910.437910]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  910.442938]  ? find_held_lock+0x36/0x1c0
[  910.447009]  ? ____cache_alloc_node+0x1c7/0x1e0
[  910.451680]  ? lock_downgrade+0x900/0x900
[  910.455839]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  910.461389]  cache_grow_begin+0xa5/0x8c0
[  910.465447]  ? do_raw_spin_unlock+0xa7/0x330
[  910.469866]  fallback_alloc+0x204/0x2e0
[  910.473849]  ____cache_alloc_node+0x1c7/0x1e0
[  910.478354]  kmem_cache_alloc_node+0xe3/0x730
[  910.482857]  ? lockdep_hardirqs_on+0x296/0x5b0
[  910.487448]  __alloc_skb+0x119/0x770
[  910.491166]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  910.496533]  ? netdev_alloc_frag+0x1f0/0x1f0
[  910.500947]  ? vprintk_default+0x28/0x30
[  910.505026]  ? vprintk_func+0x85/0x181
[  910.508915]  ? printk+0xa7/0xcf
[  910.512196]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  910.516963]  new_skb+0x26/0x1c0
[  910.520246]  aoecmd_cfg+0x279/0x7f0
[  910.523877]  ? find_held_lock+0x36/0x1c0
[  910.527938]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  910.532262]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  910.537814]  ? __lock_is_held+0xb5/0x140
[  910.541905]  discover_timer+0x50/0x60
[  910.545707]  call_timer_fn+0x272/0x920
[  910.549594]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  910.554437]  ? process_timeout+0x40/0x40
[  910.558522]  ? mark_held_locks+0xc7/0x130
[  910.562684]  ? _raw_spin_unlock_irq+0x27/0x80
[  910.567208]  ? _raw_spin_unlock_irq+0x27/0x80
[  910.571730]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  910.576587]  ? lockdep_hardirqs_on+0x296/0x5b0
[  910.581175]  ? trace_hardirqs_on+0xbd/0x310
[  910.585495]  ? kasan_check_read+0x11/0x20
[  910.589646]  ? __run_timers+0x7da/0xc70
[  910.593621]  ? trace_hardirqs_off_caller+0x310/0x310
[  910.598754]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  910.604126]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  910.608967]  __run_timers+0x7e5/0xc70
[  910.612787]  ? timer_fixup_init+0x70/0x70
[  910.616943]  ? lock_downgrade+0x900/0x900
[  910.621088]  ? zap_class+0x640/0x640
[  910.624809]  ? print_usage_bug+0xc0/0xc0
[  910.628870]  ? trace_hardirqs_on+0x310/0x310
[  910.633288]  ? kvm_clock_read+0x18/0x30
[  910.637273]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  910.642291]  ? ktime_get+0x2c1/0x400
[  910.646009]  ? zap_class+0x640/0x640
[  910.649726]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  910.655276]  ? check_preemption_disabled+0x48/0x280
[  910.660307]  ? __lock_is_held+0xb5/0x140
[  910.664368]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  910.669903]  ? check_preemption_disabled+0x48/0x280
[  910.674928]  run_timer_softirq+0x52/0xb0
[  910.679001]  ? rcu_read_lock_sched_held+0x14f/0x180
[  910.684015]  __do_softirq+0x308/0xb7e
[  910.687825]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  910.692941]  ? irq_exit+0xbd/0x1c0
[  910.696496]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  910.701512]  ? smp_reschedule_interrupt+0x109/0x650
[  910.706527]  ? smp_call_function_single_interrupt+0x650/0x650
[  910.712424]  ? ret_from_intr+0xb/0x1e
[  910.716226]  ? trace_hardirqs_off_caller+0xbb/0x310
[  910.721245]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  910.726086]  ? trace_hardirqs_on_caller+0x310/0x310
[  910.731100]  ? task_prio+0x50/0x50
[  910.734645]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  910.740184]  ? check_preemption_disabled+0x48/0x280
[  910.745209]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  910.750053]  ? neigh_periodic_work+0x6bd/0xc60
[  910.754643]  do_softirq_own_stack+0x2a/0x40
[  910.758972]  </IRQ>
[  910.761211]  do_softirq.part.14+0x126/0x160
[  910.765534]  __local_bh_enable_ip+0x21d/0x260
[  910.770038]  _raw_write_unlock_bh+0x30/0x40
[  910.774373]  neigh_periodic_work+0x6bd/0xc60
[  910.778814]  ? neigh_table_clear+0x390/0x390
[  910.783224]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  910.788778]  ? check_preemption_disabled+0x48/0x280
[  910.793804]  ? __lock_is_held+0xb5/0x140
[  910.797895]  process_one_work+0xc90/0x1c40
[  910.802151]  ? mark_held_locks+0x130/0x130
[  910.806398]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  910.811066]  ? __switch_to_asm+0x40/0x70
[  910.815130]  ? __switch_to_asm+0x40/0x70
[  910.819194]  ? __switch_to_asm+0x34/0x70
[  910.823250]  ? __switch_to_asm+0x40/0x70
[  910.827312]  ? __switch_to_asm+0x34/0x70
[  910.831372]  ? __switch_to_asm+0x40/0x70
[  910.835431]  ? __switch_to_asm+0x34/0x70
[  910.839489]  ? __switch_to_asm+0x40/0x70
[  910.843554]  ? __schedule+0x8d7/0x21d0
[  910.847458]  ? zap_class+0x640/0x640
[  910.851185]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  910.855948]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  910.860550]  ? lock_acquire+0x1ed/0x520
[  910.864526]  ? worker_thread+0x3e0/0x1390
[  910.868685]  ? kasan_check_read+0x11/0x20
[  910.872834]  ? do_raw_spin_lock+0x14f/0x350
[  910.877159]  ? kasan_check_read+0x11/0x20
[  910.881321]  ? rwlock_bug.part.2+0x90/0x90
[  910.885558]  ? trace_hardirqs_on+0x310/0x310
[  910.889982]  worker_thread+0x17f/0x1390
[  910.893952]  ? __switch_to_asm+0x34/0x70
[  910.898060]  ? process_one_work+0x1c40/0x1c40
[  910.902574]  ? __sched_text_start+0x8/0x8
[  910.906744]  ? __kthread_parkme+0xce/0x1a0
[  910.911004]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  910.916107]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  910.921216]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  910.925816]  ? trace_hardirqs_on+0xbd/0x310
[  910.930135]  ? kasan_check_read+0x11/0x20
[  910.934286]  ? __kthread_parkme+0xce/0x1a0
[  910.938535]  ? trace_hardirqs_off_caller+0x310/0x310
[  910.943656]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  910.948777]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  910.954328]  ? __kthread_parkme+0xfb/0x1a0
[  910.958580]  ? process_one_work+0x1c40/0x1c40
[  910.963094]  kthread+0x35a/0x440
[  910.966460]  ? kthread_stop+0x900/0x900
[  910.970438]  ret_from_fork+0x3a/0x50
[  910.974222] warn_alloc_show_mem: 1 callbacks suppressed
[  910.974249] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  910.974250] Mem-Info:
[  910.974282] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  910.974282]  active_file:8 inactive_file:18 isolated_file:0
[  910.974282]  unevictable:0 dirty:0 writeback:0 unstable:0
[  910.974282]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  910.974282]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  910.974282]  free:13785 free_pcp:451 free_cma:0
[  910.979614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  910.986983] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  910.989384] Call Trace:
[  911.022332] 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
[  911.031676]  <IRQ>
[  911.059502] lowmem_reserve[]: 0 2818 6321 6321
[  911.062102]  dump_stack+0x244/0x39d
[  911.088183] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  911.090357]  ? dump_stack_print_info.cold.1+0x20/0x20
[  911.094909] lowmem_reserve[]: 0 0 3503 3503
[  911.098553]  warn_alloc.cold.116+0xb7/0x1bd
[  911.126313] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  911.131497]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  911.135790] lowmem_reserve[]: 0 0 0 0
[  911.140112]  ? lock_downgrade+0x900/0x900
[  911.169316] 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
[  911.174162]  ? trace_hardirqs_off+0xb8/0x310
[  911.177947] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  911.182115]  ? trace_hardirqs_off+0xb8/0x310
[  911.195602] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  911.200008]  __alloc_pages_slowpath+0x26e8/0x2e10
[  911.215173] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  911.219585]  ? warn_alloc+0x120/0x120
[  911.234104] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  911.238930]  ? warn_alloc+0x120/0x120
[  911.247738] 3988 total pagecache pages
[  911.251528]  ? do_raw_spin_unlock+0xa7/0x330
[  911.260081] 0 pages in swap cache
[  911.263869]  ? warn_alloc+0x120/0x120
[  911.267739] Swap cache stats: add 0, delete 0, find 0/0
[  911.272134]  ? check_preemption_disabled+0x48/0x280
[  911.275560] Free swap  = 0kB
[  911.279365]  ? print_usage_bug+0xc0/0xc0
[  911.284721] Total swap = 0kB
[  911.289730]  ? print_usage_bug+0xc0/0xc0
[  911.292721] 1965979 pages RAM
[  911.296786]  ? __lock_is_held+0xb5/0x140
[  911.299780] 0 pages HighMem/MovableOnly
[  911.303863]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  911.306944] 342853 pages reserved
[  911.310996]  ? should_fail+0x22d/0xd01
[  911.314976] 0 pages cma reserved
[  911.320503]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  911.323983] aoe: skb alloc failure
[  911.327820]  ? __lock_acquire+0x62f/0x4c20
[  911.327853]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  911.327869]  ? __lock_acquire+0x62f/0x4c20
[  911.331243] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  911.336310]  ? should_fail+0x22d/0xd01
[  911.339825] kworker/1:0 cpuset=/ mems_allowed=0
[  911.344059]  ? mark_held_locks+0x130/0x130
[  911.376450]  ? mark_held_locks+0x130/0x130
[  911.380723]  ? zap_class+0x640/0x640
[  911.384445]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  911.389983]  ? check_preemption_disabled+0x48/0x280
[  911.395009]  ? __lock_is_held+0xb5/0x140
[  911.399072]  __alloc_pages_nodemask+0xa80/0xde0
[  911.403742]  ? zap_class+0x640/0x640
[  911.407464]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  911.412498]  ? find_held_lock+0x36/0x1c0
[  911.416601]  ? ____cache_alloc_node+0x1c7/0x1e0
[  911.421281]  ? lock_downgrade+0x900/0x900
[  911.425435]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  911.430980]  cache_grow_begin+0xa5/0x8c0
[  911.435038]  ? do_raw_spin_unlock+0xa7/0x330
[  911.439456]  fallback_alloc+0x204/0x2e0
[  911.443439]  ____cache_alloc_node+0x1c7/0x1e0
[  911.447939]  kmem_cache_alloc+0x1f8/0x730
[  911.452090]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  911.457366]  ? rcu_softirq_qs+0x20/0x20
[  911.461348]  dst_alloc+0xbb/0x1d0
[  911.464806]  rt_dst_alloc+0x105/0x540
[  911.468607]  ? fnhe_flush_routes+0x480/0x480
[  911.473032]  ? fib4_rule_nlmsg_payload+0x10/0x10
[  911.477801]  ip_route_input_slow+0x1d14/0x3ea0
[  911.482416]  ? fib_multipath_hash+0x1090/0x1090
[  911.487090]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  911.492640]  ? rt_cache_route+0x470/0x470
[  911.496794]  ? fib4_rule_delete+0x360/0x370
[  911.501138]  ? mark_held_locks+0x130/0x130
[  911.505372]  ? __lock_acquire+0x62f/0x4c20
[  911.509624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  911.515176]  ? check_preemption_disabled+0x48/0x280
[  911.520204]  ? mark_held_locks+0x130/0x130
[  911.524462]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  911.530002]  ? ip_route_output_key_hash_rcu+0x10d7/0x3490
[  911.535559]  ? zap_class+0x640/0x640
[  911.539324]  ? ip_route_input_noref+0x260/0x260
[  911.544019]  ? find_held_lock+0x36/0x1c0
[  911.548089]  ip_route_input_rcu+0x10a/0xd80
[  911.552416]  ? ip_route_input_slow+0x3ea0/0x3ea0
[  911.557176]  ? lock_acquire+0x1ed/0x520
[  911.561152]  ? ip_route_input_rcu+0xd80/0xd80
[  911.565662]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  911.571220]  ? check_preemption_disabled+0x48/0x280
[  911.576243]  ? kasan_check_read+0x11/0x20
[  911.580392]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  911.585687]  ? rcu_softirq_qs+0x20/0x20
[  911.589689]  ? lock_acquire+0x1ed/0x520
[  911.593673]  ? icmp_route_lookup.constprop.23+0xac5/0x1900
[  911.599301]  ip_route_input_noref+0x11d/0x260
[  911.603797]  ? ip_route_input_rcu+0xd80/0xd80
[  911.608314]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  911.613856]  icmp_route_lookup.constprop.23+0xb67/0x1900
[  911.619333]  ? icmp_timestamp+0x630/0x630
[  911.623484]  ? find_held_lock+0x36/0x1c0
[  911.627562]  ? lock_downgrade+0x900/0x900
[  911.631714]  ? check_preemption_disabled+0x48/0x280
[  911.636750]  ? memset+0x31/0x40
[  911.640046]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  911.645578]  ? __ip_options_echo+0x6c0/0x1280
[  911.650122]  icmp_send+0x12ec/0x1bd0
[  911.653865]  ? icmp_route_lookup.constprop.23+0x1900/0x1900
[  911.659573]  ? kfree_skbmem+0x154/0x230
[  911.663563]  ? zap_class+0x640/0x640
[  911.667279]  ? rcu_read_lock_sched_held+0x14f/0x180
[  911.672311]  ? kmem_cache_free+0x24f/0x290
[  911.676575]  ? lock_downgrade+0x900/0x900
[  911.680730]  ? kasan_check_read+0x11/0x20
[  911.684876]  ? do_raw_write_lock+0x14f/0x310
[  911.689283]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  911.693708]  ipv4_link_failure+0x2c/0x220
[  911.697854]  ? ipv4_link_failure+0x2c/0x220
[  911.702174]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  911.706586]  arp_error_report+0xd1/0x1c0
[  911.710679]  neigh_invalidate+0x246/0x550
[  911.714833]  neigh_timer_handler+0xb07/0xdf0
[  911.719249]  ? neigh_periodic_work+0xc60/0xc60
[  911.723837]  ? __lock_is_held+0xb5/0x140
[  911.727912]  call_timer_fn+0x272/0x920
[  911.731800]  ? neigh_periodic_work+0xc60/0xc60
[  911.736380]  ? process_timeout+0x40/0x40
[  911.740452]  ? __run_timers+0x7da/0xc70
[  911.744428]  ? _raw_spin_unlock_irq+0x27/0x80
[  911.748924]  ? _raw_spin_unlock_irq+0x27/0x80
[  911.753415]  ? neigh_periodic_work+0xc60/0xc60
[  911.757996]  ? lockdep_hardirqs_on+0x296/0x5b0
[  911.762579]  ? trace_hardirqs_on+0xbd/0x310
[  911.766899]  ? kasan_check_read+0x11/0x20
[  911.771049]  ? __run_timers+0x7da/0xc70
[  911.775024]  ? trace_hardirqs_off_caller+0x310/0x310
[  911.780138]  ? neigh_periodic_work+0xc60/0xc60
[  911.784720]  __run_timers+0x7e5/0xc70
[  911.788533]  ? timer_fixup_init+0x70/0x70
[  911.792682]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  911.797700]  ? zap_class+0x640/0x640
[  911.801421]  ? enqueue_hrtimer+0x1a5/0x560
[  911.805669]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  911.810866]  ? find_held_lock+0x36/0x1c0
[  911.814931]  ? zap_class+0x640/0x640
[  911.818662]  ? pvclock_read_flags+0x160/0x160
[  911.823163]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  911.828704]  ? check_preemption_disabled+0x48/0x280
[  911.833733]  ? __lock_is_held+0xb5/0x140
[  911.837800]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  911.843338]  ? check_preemption_disabled+0x48/0x280
[  911.848388]  run_timer_softirq+0x52/0xb0
[  911.852447]  ? rcu_read_lock_sched_held+0x14f/0x180
[  911.857462]  __do_softirq+0x308/0xb7e
[  911.861279]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  911.865772]  ? lock_downgrade+0x900/0x900
[  911.869938]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  911.875065]  ? pvclock_read_flags+0x160/0x160
[  911.879565]  ? lapic_next_event+0x5a/0x90
[  911.883718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  911.889302]  ? kvm_clock_read+0x18/0x30
[  911.893272]  ? kvm_sched_clock_read+0x9/0x20
[  911.897683]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  911.903225]  ? check_preemption_disabled+0x48/0x280
[  911.908255]  irq_exit+0x17f/0x1c0
[  911.911726]  smp_apic_timer_interrupt+0x1cb/0x760
[  911.916567]  ? smp_reschedule_interrupt+0x109/0x650
[  911.921585]  ? smp_call_function_single_interrupt+0x650/0x650
[  911.927468]  ? interrupt_entry+0xb5/0xc0
[  911.931530]  ? trace_hardirqs_off_caller+0xbb/0x310
[  911.936559]  ? trace_hardirqs_off_caller+0xbb/0x310
[  911.941576]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  911.946419]  ? trace_hardirqs_on_caller+0x310/0x310
[  911.951436]  ? trace_hardirqs_on_caller+0x310/0x310
[  911.956484]  ? task_prio+0x50/0x50
[  911.960028]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  911.965567]  ? check_preemption_disabled+0x48/0x280
[  911.970589]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  911.975438]  apic_timer_interrupt+0xf/0x20
[  911.979667]  </IRQ>
[  911.981910] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  911.987354] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  912.006252] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  912.013955] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  912.021221] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  912.028492] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  912.035760] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  912.043028] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  912.050335]  skb_clone+0x1bb/0x500
[  912.053878]  ? skb_split+0x11e0/0x11e0
[  912.057771]  ? check_preemption_disabled+0x48/0x280
[  912.062807]  ? __this_cpu_preempt_check+0x1c/0x20
[  912.067662]  ? __bpf_redirect+0x54b/0xb20
[  912.071821]  bpf_clone_redirect+0xb9/0x490
[  912.076064]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  912.081086]  ? __sched_text_start+0x8/0x8
[  912.085235]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  912.090007]  ? find_held_lock+0x36/0x1c0
[  912.094086]  ? lock_acquire+0x1ed/0x520
[  912.098072]  ? bpf_test_run+0x3cb/0x780
[  912.102047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  912.107603]  ? check_preemption_disabled+0x48/0x280
[  912.112680]  ? kasan_check_read+0x11/0x20
[  912.116829]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  912.122104]  ? rcu_softirq_qs+0x20/0x20
[  912.126077]  ? preempt_schedule+0x4d/0x60
[  912.130224]  ? ___preempt_schedule+0x16/0x18
[  912.134720]  ? bpf_test_run+0x25d/0x780
[  912.138723]  ? netlink_diag_dump+0x2a0/0x2a0
[  912.143137]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  912.148689]  ? bpf_test_init.isra.10+0x70/0x100
[  912.153361]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  912.158128]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  912.162988]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  912.168522]  ? fput+0x130/0x1a0
[  912.171805]  ? __bpf_prog_get+0x9b/0x290
[  912.175868]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  912.180712]  ? bpf_prog_test_run+0x130/0x1a0
[  912.185123]  ? __x64_sys_bpf+0x3db/0x520
[  912.189182]  ? bpf_prog_get+0x20/0x20
[  912.193031]  ? do_syscall_64+0x1b9/0x820
[  912.197104]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  912.202468]  ? syscall_return_slowpath+0x5e0/0x5e0
[  912.207429]  ? trace_hardirqs_on_caller+0x310/0x310
[  912.212451]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  912.217468]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  912.224132]  ? __switch_to_asm+0x40/0x70
[  912.228192]  ? __switch_to_asm+0x34/0x70
[  912.232258]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  912.237107]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  912.242513] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #152
[  912.242747] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  912.249457] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  912.259923] syz-executor5 cpuset=syz5 mems_allowed=0
[  912.269265] Workqueue: events_power_efficient neigh_periodic_work
[  912.280565] Call Trace:
[  912.283158]  <IRQ>
[  912.285312]  dump_stack+0x244/0x39d
[  912.288946]  ? dump_stack_print_info.cold.1+0x20/0x20
[  912.294153]  warn_alloc.cold.116+0xb7/0x1bd
[  912.298480]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  912.303325]  ? lock_downgrade+0x900/0x900
[  912.307485]  ? trace_hardirqs_off+0xb8/0x310
[  912.311902]  ? trace_hardirqs_off+0xb8/0x310
[  912.316315]  __alloc_pages_slowpath+0x26e8/0x2e10
[  912.321192]  ? warn_alloc+0x120/0x120
[  912.325002]  ? warn_alloc+0x120/0x120
[  912.328805]  ? warn_alloc+0x120/0x120
[  912.332602]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  912.337799]  ? print_usage_bug+0xc0/0xc0
[  912.341862]  ? print_usage_bug+0xc0/0xc0
[  912.345922]  ? mark_held_locks+0x130/0x130
[  912.350163]  ? mark_held_locks+0x130/0x130
[  912.354402]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  912.359953]  ? should_fail+0x22d/0xd01
[  912.363834]  ? zap_class+0x640/0x640
[  912.367549]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  912.372660]  ? __lock_acquire+0x62f/0x4c20
[  912.376900]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  912.382002]  ? __lock_acquire+0x62f/0x4c20
[  912.386265]  ? should_fail+0x22d/0xd01
[  912.390169]  ? mark_held_locks+0x130/0x130
[  912.394410]  ? mark_held_locks+0x130/0x130
[  912.398654]  ? lock_downgrade+0x900/0x900
[  912.402806]  ? zap_class+0x640/0x640
[  912.406519]  ? zap_class+0x640/0x640
[  912.410238]  ? zap_class+0x640/0x640
[  912.413955]  ? do_raw_spin_unlock+0xa7/0x330
[  912.418366]  ? trace_hardirqs_on+0x310/0x310
[  912.422791]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  912.428329]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  912.433866]  ? check_preemption_disabled+0x48/0x280
[  912.438892]  ? __lock_is_held+0xb5/0x140
[  912.442976]  __alloc_pages_nodemask+0xa80/0xde0
[  912.447648]  ? zap_class+0x640/0x640
[  912.451372]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  912.456415]  ? find_held_lock+0x36/0x1c0
[  912.460490]  ? ____cache_alloc_node+0x1c7/0x1e0
[  912.465167]  ? lock_downgrade+0x900/0x900
[  912.469325]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  912.474867]  cache_grow_begin+0xa5/0x8c0
[  912.478945]  ? do_raw_spin_unlock+0xa7/0x330
[  912.483389]  fallback_alloc+0x204/0x2e0
[  912.487387]  ____cache_alloc_node+0x1c7/0x1e0
[  912.491891]  kmem_cache_alloc_node+0xe3/0x730
[  912.496385]  ? lockdep_hardirqs_on+0x296/0x5b0
[  912.500982]  __alloc_skb+0x119/0x770
[  912.504709]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  912.510078]  ? netdev_alloc_frag+0x1f0/0x1f0
[  912.514492]  ? vprintk_default+0x28/0x30
[  912.518554]  ? vprintk_func+0x85/0x181
[  912.522441]  ? printk+0xa7/0xcf
[  912.525721]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  912.530487]  new_skb+0x26/0x1c0
[  912.533765]  aoecmd_cfg+0x279/0x7f0
[  912.537404]  ? find_held_lock+0x36/0x1c0
[  912.541488]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  912.545820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  912.551369]  ? __lock_is_held+0xb5/0x140
[  912.555441]  discover_timer+0x50/0x60
[  912.559239]  call_timer_fn+0x272/0x920
[  912.563139]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  912.568003]  ? process_timeout+0x40/0x40
[  912.572072]  ? mark_held_locks+0xc7/0x130
[  912.576225]  ? _raw_spin_unlock_irq+0x27/0x80
[  912.580724]  ? _raw_spin_unlock_irq+0x27/0x80
[  912.585260]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  912.590101]  ? lockdep_hardirqs_on+0x296/0x5b0
[  912.594687]  ? trace_hardirqs_on+0xbd/0x310
[  912.599008]  ? kasan_check_read+0x11/0x20
[  912.603161]  ? __run_timers+0x7da/0xc70
[  912.607137]  ? trace_hardirqs_off_caller+0x310/0x310
[  912.612253]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  912.617620]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  912.622471]  __run_timers+0x7e5/0xc70
[  912.626285]  ? timer_fixup_init+0x70/0x70
[  912.630430]  ? lock_downgrade+0x900/0x900
[  912.634573]  ? zap_class+0x640/0x640
[  912.638299]  ? print_usage_bug+0xc0/0xc0
[  912.642357]  ? trace_hardirqs_on+0x310/0x310
[  912.646776]  ? kvm_clock_read+0x18/0x30
[  912.650750]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  912.655769]  ? ktime_get+0x2c1/0x400
[  912.659483]  ? zap_class+0x640/0x640
[  912.663216]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  912.668769]  ? check_preemption_disabled+0x48/0x280
[  912.673797]  ? __lock_is_held+0xb5/0x140
[  912.677859]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  912.683412]  ? check_preemption_disabled+0x48/0x280
[  912.688446]  run_timer_softirq+0x52/0xb0
[  912.692509]  ? rcu_read_lock_sched_held+0x14f/0x180
[  912.697530]  __do_softirq+0x308/0xb7e
[  912.701389]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  912.706489]  ? irq_exit+0xbd/0x1c0
[  912.710035]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  912.715050]  ? smp_reschedule_interrupt+0x109/0x650
[  912.720065]  ? smp_call_function_single_interrupt+0x650/0x650
[  912.725949]  ? ret_from_intr+0xb/0x1e
[  912.729754]  ? trace_hardirqs_off_caller+0xbb/0x310
[  912.734777]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  912.739639]  ? trace_hardirqs_on_caller+0x310/0x310
[  912.744661]  ? task_prio+0x50/0x50
[  912.748208]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  912.753760]  ? check_preemption_disabled+0x48/0x280
[  912.758782]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  912.763638]  ? neigh_periodic_work+0x6bd/0xc60
[  912.768227]  do_softirq_own_stack+0x2a/0x40
[  912.772543]  </IRQ>
[  912.774795]  do_softirq.part.14+0x126/0x160
[  912.779120]  __local_bh_enable_ip+0x21d/0x260
[  912.783623]  _raw_write_unlock_bh+0x30/0x40
[  912.787954]  neigh_periodic_work+0x6bd/0xc60
[  912.792372]  ? neigh_table_clear+0x390/0x390
[  912.796786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  912.802323]  ? check_preemption_disabled+0x48/0x280
[  912.807364]  ? __lock_is_held+0xb5/0x140
[  912.811440]  process_one_work+0xc90/0x1c40
[  912.815678]  ? mark_held_locks+0x130/0x130
[  912.819928]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  912.824592]  ? __switch_to_asm+0x40/0x70
[  912.828658]  ? __switch_to_asm+0x40/0x70
[  912.832734]  ? __switch_to_asm+0x34/0x70
[  912.836790]  ? __switch_to_asm+0x40/0x70
[  912.840849]  ? __switch_to_asm+0x34/0x70
[  912.844930]  ? __switch_to_asm+0x40/0x70
[  912.848986]  ? __switch_to_asm+0x34/0x70
[  912.853048]  ? __switch_to_asm+0x40/0x70
[  912.857113]  ? __schedule+0x8d7/0x21d0
[  912.861037]  ? zap_class+0x640/0x640
[  912.864758]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  912.869520]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  912.874117]  ? lock_acquire+0x1ed/0x520
[  912.878106]  ? worker_thread+0x3e0/0x1390
[  912.882281]  ? kasan_check_read+0x11/0x20
[  912.886429]  ? do_raw_spin_lock+0x14f/0x350
[  912.890754]  ? kasan_check_read+0x11/0x20
[  912.894920]  ? rwlock_bug.part.2+0x90/0x90
[  912.899156]  ? trace_hardirqs_on+0x310/0x310
[  912.903577]  worker_thread+0x17f/0x1390
[  912.907547]  ? __switch_to_asm+0x34/0x70
[  912.911622]  ? process_one_work+0x1c40/0x1c40
[  912.916141]  ? __sched_text_start+0x8/0x8
[  912.920314]  ? __kthread_parkme+0xce/0x1a0
[  912.924550]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  912.929669]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  912.934776]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  912.939366]  ? trace_hardirqs_on+0xbd/0x310
[  912.943690]  ? kasan_check_read+0x11/0x20
[  912.947839]  ? __kthread_parkme+0xce/0x1a0
[  912.952078]  ? trace_hardirqs_off_caller+0x310/0x310
[  912.957198]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  912.962319]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  912.967857]  ? __kthread_parkme+0xfb/0x1a0
[  912.972097]  ? process_one_work+0x1c40/0x1c40
[  912.976591]  kthread+0x35a/0x440
[  912.979958]  ? kthread_stop+0x900/0x900
[  912.983932]  ret_from_fork+0x3a/0x50
[  912.987665] warn_alloc_show_mem: 1 callbacks suppressed
[  912.987678] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  912.987680] Mem-Info:
[  912.987712] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  912.987712]  active_file:8 inactive_file:18 isolated_file:0
[  912.987712]  unevictable:0 dirty:0 writeback:0 unstable:0
[  912.987712]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  912.987712]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  912.987712]  free:13785 free_pcp:451 free_cma:0
[  912.993053] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  913.000418] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  913.002816] Call Trace:
[  913.035765] 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
[  913.045147]  <IRQ>
[  913.072995] lowmem_reserve[]: 0 2818 6321 6321
[  913.075576]  dump_stack+0x244/0x39d
[  913.101665] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  913.103831]  ? dump_stack_print_info.cold.1+0x20/0x20
[  913.108380] lowmem_reserve[]: 0 0 3503 3503
[  913.112007]  warn_alloc.cold.116+0xb7/0x1bd
[  913.139815] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  913.145006]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  913.149317] lowmem_reserve[]: 0 0 0 0
[  913.153668]  ? lock_downgrade+0x900/0x900
[  913.182868] 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
[  913.187710]  ? trace_hardirqs_off+0xb8/0x310
[  913.191513] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  913.195705]  ? trace_hardirqs_off+0xb8/0x310
[  913.209201] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  913.213608]  __alloc_pages_slowpath+0x26e8/0x2e10
[  913.228755] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  913.233200]  ? warn_alloc+0x120/0x120
[  913.247904] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  913.252736]  ? warn_alloc+0x120/0x120
[  913.261543] 3988 total pagecache pages
[  913.265335]  ? warn_alloc+0x120/0x120
[  913.273888] 0 pages in swap cache
[  913.277685]  ? print_usage_bug+0xc0/0xc0
[  913.281546] Swap cache stats: add 0, delete 0, find 0/0
[  913.285335]  ? print_usage_bug+0xc0/0xc0
[  913.288761] Free swap  = 0kB
[  913.292818]  ? pvclock_read_flags+0x160/0x160
[  913.298151] Total swap = 0kB
[  913.302216]  ? hrtimer_start_range_ns+0xe00/0xe00
[  913.305255] 1965979 pages RAM
[  913.309745]  ? trace_hardirqs_on+0x310/0x310
[  913.312741] 0 pages HighMem/MovableOnly
[  913.317575]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  913.320658] 342853 pages reserved
[  913.325058]  ? should_fail+0x22d/0xd01
[  913.329008] 0 pages cma reserved
[  913.334549]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  913.338030] aoe: skb alloc failure
[  913.341857]  ? __lock_acquire+0x62f/0x4c20
[  913.345257] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  913.350295]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  913.353813] kworker/1:0 cpuset=/ mems_allowed=0
[  913.358041]  ? should_fail+0x22d/0xd01
[  913.381950]  ? mark_held_locks+0x130/0x130
[  913.386202]  ? mark_held_locks+0x130/0x130
[  913.390440]  ? print_usage_bug+0xc0/0xc0
[  913.394497]  ? rcu_irq_exit+0x1a2/0x390
[  913.398471]  ? rcu_nmi_exit+0x290/0x290
[  913.402449]  ? kvm_clock_read+0x18/0x30
[  913.406437]  ? zap_class+0x640/0x640
[  913.410153]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  913.415692]  ? task_prio+0x50/0x50
[  913.419233]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  913.424776]  ? check_preemption_disabled+0x48/0x280
[  913.429801]  ? __lock_is_held+0xb5/0x140
[  913.433871]  __alloc_pages_nodemask+0xa80/0xde0
[  913.438539]  ? zap_class+0x640/0x640
[  913.442258]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  913.447314]  ? find_held_lock+0x36/0x1c0
[  913.451400]  ? ____cache_alloc_node+0x1c7/0x1e0
[  913.456074]  ? lock_downgrade+0x900/0x900
[  913.460228]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  913.465773]  cache_grow_begin+0xa5/0x8c0
[  913.469831]  ? do_raw_spin_unlock+0xa7/0x330
[  913.474248]  fallback_alloc+0x204/0x2e0
[  913.478233]  ____cache_alloc_node+0x1c7/0x1e0
[  913.482733]  kmem_cache_alloc_node+0xe3/0x730
[  913.487246]  __alloc_skb+0x119/0x770
[  913.490964]  ? netdev_alloc_frag+0x1f0/0x1f0
[  913.495396]  ? mark_held_locks+0x130/0x130
[  913.499641]  ? zap_class+0x640/0x640
[  913.503369]  ? get_stack_info+0x37/0x142
[  913.507442]  ? get_stack_info+0x37/0x142
[  913.511526]  alloc_skb_with_frags+0x133/0x7d0
[  913.516021]  ? find_held_lock+0x36/0x1c0
[  913.520094]  ? skb_complete_wifi_ack+0x1e0/0x1e0
[  913.524848]  ? lock_downgrade+0x900/0x900
[  913.528998]  ? check_preemption_disabled+0x48/0x280
[  913.534024]  sock_alloc_send_pskb+0x87a/0xaf0
[  913.538534]  ? rcu_softirq_qs+0x20/0x20
[  913.542505]  ? unwind_dump+0x190/0x190
[  913.546399]  ? sock_wmalloc+0x1f0/0x1f0
[  913.550397]  ? kernel_text_address+0x79/0xf0
[  913.554814]  ? __kernel_text_address+0xd/0x40
[  913.559314]  ? unwind_get_return_address+0x61/0xa0
[  913.564266]  ? __save_stack_trace+0x8d/0xf0
[  913.568604]  ? save_stack+0xa9/0xd0
[  913.572260]  ? save_stack+0x43/0xd0
[  913.575899]  ? kasan_kmalloc+0xc7/0xe0
[  913.579801]  ? kmem_cache_alloc_trace+0x152/0x750
[  913.584656]  ? ip_setup_cork+0x6b9/0x8a0
[  913.588719]  ? ip_append_data.part.49+0x13c/0x170
[  913.593559]  ? ip_append_data+0x6d/0x90
[  913.597537]  sock_alloc_send_skb+0x32/0x40
[  913.601780]  __ip_append_data.isra.48+0x15b8/0x29b0
[  913.606808]  ? icmp_push_reply+0x540/0x540
[  913.611050]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  913.616592]  ? ip_generic_getfrag+0x2e0/0x2e0
[  913.621094]  ? __lock_is_held+0xb5/0x140
[  913.625160]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  913.630696]  ? ipv4_mtu+0x39f/0x590
[  913.634325]  ? rt_acct_proc_show+0x370/0x370
[  913.638732]  ? ip_setup_cork+0x6b9/0x8a0
[  913.642794]  ? rcu_read_lock_sched_held+0x14f/0x180
[  913.647827]  ? kmem_cache_alloc_trace+0x353/0x750
[  913.652696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  913.658236]  ? refcount_sub_and_test_checked+0x203/0x310
[  913.663695]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  913.669251]  ip_append_data.part.49+0xef/0x170
[  913.673836]  ? icmp_push_reply+0x540/0x540
[  913.678092]  ip_append_data+0x6d/0x90
[  913.681898]  ? icmp_push_reply+0x540/0x540
[  913.686140]  icmp_push_reply+0x18e/0x540
[  913.690210]  icmp_send+0x1544/0x1bd0
[  913.693936]  ? icmp_route_lookup.constprop.23+0x1900/0x1900
[  913.699659]  ? kfree_skbmem+0x154/0x230
[  913.703641]  ? zap_class+0x640/0x640
[  913.707365]  ? rcu_read_lock_sched_held+0x14f/0x180
[  913.712380]  ? kmem_cache_free+0x24f/0x290
[  913.716652]  ? lock_downgrade+0x900/0x900
[  913.720807]  ? kasan_check_read+0x11/0x20
[  913.724959]  ? do_raw_write_lock+0x14f/0x310
[  913.729367]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  913.733779]  ipv4_link_failure+0x2c/0x220
[  913.737931]  ? ipv4_link_failure+0x2c/0x220
[  913.742253]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  913.746678]  arp_error_report+0xd1/0x1c0
[  913.750744]  neigh_invalidate+0x246/0x550
[  913.754914]  neigh_timer_handler+0xb07/0xdf0
[  913.759359]  ? neigh_periodic_work+0xc60/0xc60
[  913.763956]  ? __lock_is_held+0xb5/0x140
[  913.768029]  call_timer_fn+0x272/0x920
[  913.771915]  ? neigh_periodic_work+0xc60/0xc60
[  913.776499]  ? process_timeout+0x40/0x40
[  913.780571]  ? __run_timers+0x7da/0xc70
[  913.784546]  ? _raw_spin_unlock_irq+0x27/0x80
[  913.789038]  ? _raw_spin_unlock_irq+0x27/0x80
[  913.793531]  ? neigh_periodic_work+0xc60/0xc60
[  913.798130]  ? lockdep_hardirqs_on+0x296/0x5b0
[  913.802730]  ? trace_hardirqs_on+0xbd/0x310
[  913.807052]  ? kasan_check_read+0x11/0x20
[  913.811200]  ? __run_timers+0x7da/0xc70
[  913.815180]  ? trace_hardirqs_off_caller+0x310/0x310
[  913.820294]  ? neigh_periodic_work+0xc60/0xc60
[  913.824874]  __run_timers+0x7e5/0xc70
[  913.828686]  ? timer_fixup_init+0x70/0x70
[  913.832836]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  913.837859]  ? zap_class+0x640/0x640
[  913.841608]  ? enqueue_hrtimer+0x1a5/0x560
[  913.845854]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  913.851051]  ? find_held_lock+0x36/0x1c0
[  913.855159]  ? zap_class+0x640/0x640
[  913.858893]  ? pvclock_read_flags+0x160/0x160
[  913.863393]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  913.868934]  ? check_preemption_disabled+0x48/0x280
[  913.873963]  ? __lock_is_held+0xb5/0x140
[  913.878027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  913.883584]  ? check_preemption_disabled+0x48/0x280
[  913.888606]  run_timer_softirq+0x52/0xb0
[  913.892678]  ? rcu_read_lock_sched_held+0x14f/0x180
[  913.897701]  __do_softirq+0x308/0xb7e
[  913.901511]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  913.906005]  ? lock_downgrade+0x900/0x900
[  913.910173]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  913.915315]  ? pvclock_read_flags+0x160/0x160
[  913.919815]  ? lapic_next_event+0x5a/0x90
[  913.923970]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  913.929530]  ? kvm_clock_read+0x18/0x30
[  913.933524]  ? kvm_sched_clock_read+0x9/0x20
[  913.937946]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  913.943492]  ? check_preemption_disabled+0x48/0x280
[  913.948518]  irq_exit+0x17f/0x1c0
[  913.951973]  smp_apic_timer_interrupt+0x1cb/0x760
[  913.956817]  ? smp_reschedule_interrupt+0x109/0x650
[  913.962533]  ? smp_call_function_single_interrupt+0x650/0x650
[  913.968419]  ? interrupt_entry+0xb5/0xc0
[  913.972482]  ? trace_hardirqs_off_caller+0xbb/0x310
[  913.977499]  ? trace_hardirqs_off_caller+0xbb/0x310
[  913.982523]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  913.987871]  ? trace_hardirqs_on_caller+0x310/0x310
[  913.992885]  ? trace_hardirqs_on_caller+0x310/0x310
[  913.997905]  ? task_prio+0x50/0x50
[  914.001445]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  914.007007]  ? check_preemption_disabled+0x48/0x280
[  914.012029]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  914.016881]  apic_timer_interrupt+0xf/0x20
[  914.021112]  </IRQ>
[  914.023351] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  914.028285] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  914.047222] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  914.054928] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  914.062196] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  914.069466] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  914.076746] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  914.084012] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  914.091328]  skb_clone+0x1bb/0x500
[  914.094871]  ? skb_split+0x11e0/0x11e0
[  914.098761]  ? check_preemption_disabled+0x48/0x280
[  914.103784]  ? __this_cpu_preempt_check+0x1c/0x20
[  914.108626]  ? __bpf_redirect+0x54b/0xb20
[  914.112794]  bpf_clone_redirect+0xb9/0x490
[  914.117037]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  914.122057]  ? __sched_text_start+0x8/0x8
[  914.126210]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  914.131928]  ? find_held_lock+0x36/0x1c0
[  914.135999]  ? lock_acquire+0x1ed/0x520
[  914.139980]  ? bpf_test_run+0x3cb/0x780
[  914.143955]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  914.149496]  ? check_preemption_disabled+0x48/0x280
[  914.154523]  ? kasan_check_read+0x11/0x20
[  914.158675]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  914.163951]  ? rcu_softirq_qs+0x20/0x20
[  914.167931]  ? preempt_schedule+0x4d/0x60
[  914.172107]  ? ___preempt_schedule+0x16/0x18
[  914.176535]  ? bpf_test_run+0x25d/0x780
[  914.180526]  ? netlink_diag_dump+0x2a0/0x2a0
[  914.184943]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  914.190484]  ? bpf_test_init.isra.10+0x70/0x100
[  914.195157]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  914.199930]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  914.204770]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  914.210313]  ? fput+0x130/0x1a0
[  914.213594]  ? __bpf_prog_get+0x9b/0x290
[  914.217672]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  914.222515]  ? bpf_prog_test_run+0x130/0x1a0
[  914.226929]  ? __x64_sys_bpf+0x3db/0x520
[  914.231062]  ? bpf_prog_get+0x20/0x20
[  914.234889]  ? do_syscall_64+0x1b9/0x820
[  914.238954]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  914.244320]  ? syscall_return_slowpath+0x5e0/0x5e0
[  914.249258]  ? trace_hardirqs_on_caller+0x310/0x310
[  914.254275]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  914.259300]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  914.265965]  ? __switch_to_asm+0x40/0x70
[  914.270028]  ? __switch_to_asm+0x34/0x70
[  914.274099]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  914.278966]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  914.284350] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #152
[  914.284382] rcu: INFO: rcu_preempt self-detected stall on CPU
[  914.291288] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  914.297442] rcu: 	0-....: (1 GPs behind) idle=4ba/1/0x4000000000000004 softirq=83024/83025 fqs=6 
[  914.306498] Workqueue: events_power_efficient neigh_periodic_work
[  914.306506] Call Trace:
[  914.306512]  <IRQ>
[  914.306530]  dump_stack+0x244/0x39d
[  914.306549]  ? dump_stack_print_info.cold.1+0x20/0x20
[  914.306577]  warn_alloc.cold.116+0xb7/0x1bd
[  914.306592]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  914.306612]  ? lock_downgrade+0x900/0x900
[  914.306644]  ? trace_hardirqs_off+0xb8/0x310
[  914.306664]  ? trace_hardirqs_off+0xb8/0x310
[  914.306687]  __alloc_pages_slowpath+0x26e8/0x2e10
[  914.306727]  ? warn_alloc+0x120/0x120
[  914.315956] rcu: 	 (t=10637 jiffies g=121169 q=28)
[  914.322186]  ? warn_alloc+0x120/0x120
[  914.324757] rcu: rcu_preempt kthread starved for 3944 jiffies! g121169 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[  914.326891]  ? hrtimer_start_range_ns+0xe00/0xe00
[  914.330495] rcu: RCU grace-period kthread stack dump:
[  914.335678]  ? warn_alloc+0x120/0x120
[  914.339975] rcu_preempt     R  running task    22568    10      2 0x80000000
[  914.344809]  ? print_usage_bug+0xc0/0xc0
[  914.348929] Call Trace:
[  914.353333]  ? print_usage_bug+0xc0/0xc0
[  914.357726]  __schedule+0x8cf/0x21d0
[  914.362551]  ? ktime_get+0x2c1/0x400
[  914.366339]  ? __sched_text_start+0x8/0x8
[  914.371247]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  914.375055]  ? add_timer_on+0xa20/0xa20
[  914.385524]  ? check_preemption_disabled+0x48/0x280
[  914.390344]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  914.395517]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  914.399303]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  914.406473]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  914.410516]  ? trace_hardirqs_on+0xbd/0x310
[  914.413089]  ? should_fail+0x22d/0xd01
[  914.417137]  ? kasan_check_read+0x11/0x20
[  914.420835]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  914.424537]  ? prepare_to_swait_event+0x25a/0x800
[  914.428684]  ? __lock_acquire+0x62f/0x4c20
[  914.434204]  ? trace_hardirqs_off_caller+0x310/0x310
[  914.438167]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  914.443165]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  914.448251]  ? __lock_acquire+0x62f/0x4c20
[  914.452728]  schedule+0xfe/0x460
[  914.457819]  ? should_fail+0x22d/0xd01
[  914.463339]  ? __schedule+0x21d0/0x21d0
[  914.467669]  ? mark_held_locks+0x130/0x130
[  914.471568]  ? prepare_to_swait_event+0x25a/0x800
[  914.475707]  ? mark_held_locks+0x130/0x130
[  914.480795]  ? __init_swait_queue_head+0x150/0x150
[  914.485622]  ? check_preemption_disabled+0x48/0x280
[  914.489848]  ? __lockdep_init_map+0x105/0x590
[  914.494937]  ? zap_class+0x640/0x640
[  914.500036]  ? lockdep_init_map+0x9/0x10
[  914.505127]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  914.509347]  schedule_timeout+0x140/0x260
[  914.512712]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  914.516581]  ? usleep_range+0x1a0/0x1a0
[  914.520540]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  914.524755]  ? __next_timer_interrupt+0x1a0/0x1a0
[  914.529583]  ? check_preemption_disabled+0x48/0x280
[  914.533824]  rcu_gp_fqs_loop+0x762/0xa80
[  914.538732]  ? __lock_is_held+0xb5/0x140
[  914.543732]  ? rcu_gp_fqs_check_wake+0x170/0x170
[  914.548210]  __alloc_pages_nodemask+0xa80/0xde0
[  914.551908]  ? trace_hardirqs_off_caller+0x310/0x310
[  914.555956]  ? zap_class+0x640/0x640
[  914.560968]  ? perf_trace_sched_process_exec+0x860/0x860
[  914.565112]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  914.569851]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  914.573832]  ? find_held_lock+0x36/0x1c0
[  914.579350]  ? rcu_gp_init+0x90b/0x1260
[  914.584177]  ? ____cache_alloc_node+0x1c7/0x1e0
[  914.589178]  ? dump_blkd_tasks.isra.48+0xe0/0xe0
[  914.593234]  ? lock_downgrade+0x900/0x900
[  914.597278]  ? rcu_accelerate_cbs+0x562/0xae0
[  914.602017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  914.606677]  ? zap_class+0x640/0x640
[  914.611766]  cache_grow_begin+0xa5/0x8c0
[  914.615466]  ? zap_class+0x640/0x640
[  914.620897]  ? do_raw_spin_unlock+0xa7/0x330
[  914.625902]  ? __lock_is_held+0xb5/0x140
[  914.631418]  fallback_alloc+0x204/0x2e0
[  914.635462]  ? __lock_is_held+0xb5/0x140
[  914.639424]  ____cache_alloc_node+0x1c7/0x1e0
[  914.644075]  ? zap_class+0x640/0x640
[  914.648816]  kmem_cache_alloc_node+0xe3/0x730
[  914.652947]  ? rcu_accelerate_cbs+0x562/0xae0
[  914.657444]  ? lockdep_hardirqs_on+0x296/0x5b0
[  914.662987]  ? find_held_lock+0x36/0x1c0
[  914.666697]  __alloc_skb+0x119/0x770
[  914.670744]  ? rcu_gp_kthread+0x8cf/0xc70
[  914.674439]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  914.678829]  ? _raw_spin_unlock_irq+0x27/0x80
[  914.682876]  ? netdev_alloc_frag+0x1f0/0x1f0
[  914.686831]  ? _raw_spin_unlock_irq+0x27/0x80
[  914.690879]  ? vprintk_default+0x28/0x30
[  914.695355]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  914.699050]  ? vprintk_func+0x85/0x181
[  914.703534]  ? trace_hardirqs_on+0xbd/0x310
[  914.708006]  ? printk+0xa7/0xcf
[  914.712573]  ? kasan_check_read+0x11/0x20
[  914.716619]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  914.720324]  ? trace_hardirqs_off_caller+0x310/0x310
[  914.724465]  new_skb+0x26/0x1c0
[  914.729807]  ? perf_trace_sched_process_exec+0x860/0x860
[  914.734284]  aoecmd_cfg+0x279/0x7f0
[  914.738684]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  914.743192]  ? find_held_lock+0x36/0x1c0
[  914.747252]  rcu_gp_kthread+0x341/0xc70
[  914.751811]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  914.755686]  ? rcu_gp_init+0x1260/0x1260
[  914.760020]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  914.763293]  ? mark_held_locks+0x130/0x130
[  914.767428]  ? __lock_is_held+0xb5/0x140
[  914.772166]  ? __schedule+0x168a/0x21d0
[  914.777258]  discover_timer+0x50/0x60
[  914.780516]  ? _raw_spin_unlock_irq+0x27/0x80
[  914.785950]  call_timer_fn+0x272/0x920
[  914.789561]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  914.795079]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  914.799126]  ? trace_hardirqs_on+0xbd/0x310
[  914.803097]  ? process_timeout+0x40/0x40
[  914.807405]  ? kasan_check_read+0x11/0x20
[  914.811451]  ? mark_held_locks+0xc7/0x130
[  914.816964]  ? __schedule+0x168a/0x21d0
[  914.821197]  ? _raw_spin_unlock_irq+0x27/0x80
[  914.825259]  ? trace_hardirqs_off_caller+0x310/0x310
[  914.829214]  ? _raw_spin_unlock_irq+0x27/0x80
[  914.833000]  ? lock_pin_lock+0x350/0x350
[  914.837482]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  914.841353]  ? _raw_spin_unlock_irq+0x60/0x80
[  914.845915]  ? lockdep_hardirqs_on+0x296/0x5b0
[  914.850744]  ? __schedule+0x168a/0x21d0
[  914.855053]  ? trace_hardirqs_on+0xbd/0x310
[  914.859094]  ? __switch_to_asm+0x40/0x70
[  914.863229]  ? kasan_check_read+0x11/0x20
[  914.867356]  ? __switch_to_asm+0x40/0x70
[  914.871314]  ? __run_timers+0x7da/0xc70
[  914.875793]  ? show_schedstat+0x731/0xf30
[  914.880884]  ? trace_hardirqs_off_caller+0x310/0x310
[  914.885367]  ? __sched_text_start+0x8/0x8
[  914.889441]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  914.894266]  ? find_held_lock+0x36/0x1c0
[  914.898745]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  914.903314]  ? __kthread_parkme+0xce/0x1a0
[  914.907297]  __run_timers+0x7e5/0xc70
[  914.911603]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  914.915659]  ? timer_fixup_init+0x70/0x70
[  914.919790]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  914.923838]  ? lock_downgrade+0x900/0x900
[  914.927796]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  914.931929]  ? zap_class+0x640/0x640
[  914.937019]  ? trace_hardirqs_on+0xbd/0x310
[  914.941158]  ? print_usage_bug+0xc0/0xc0
[  914.946500]  ? kasan_check_read+0x11/0x20
[  914.950543]  ? trace_hardirqs_on+0x310/0x310
[  914.955394]  ? __kthread_parkme+0xce/0x1a0
[  914.959639]  ? kvm_clock_read+0x18/0x30
[  914.963424]  ? trace_hardirqs_off_caller+0x310/0x310
[  914.968507]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  914.972661]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  914.977752]  ? ktime_get+0x2c1/0x400
[  914.981885]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  914.986463]  ? zap_class+0x640/0x640
[  914.990166]  ? __kthread_parkme+0xfb/0x1a0
[  914.994475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  914.998519]  ? rcu_gp_init+0x1260/0x1260
[  915.002664]  ? check_preemption_disabled+0x48/0x280
[  915.007053]  kthread+0x35a/0x440
[  915.011276]  ? __lock_is_held+0xb5/0x140
[  915.015401]  ? kthread_stop+0x900/0x900
[  915.020486]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  915.025486]  ret_from_fork+0x3a/0x50
[  915.030578]  ? check_preemption_disabled+0x48/0x280
[  915.034286] NMI backtrace for cpu 0
[  915.039798]  run_timer_softirq+0x52/0xb0
[  915.095526]  ? rcu_read_lock_sched_held+0x14f/0x180
[  915.100550]  __do_softirq+0x308/0xb7e
[  915.104365]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  915.109514]  ? irq_exit+0xbd/0x1c0
[  915.113054]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  915.118586]  ? smp_reschedule_interrupt+0x109/0x650
[  915.123605]  ? smp_call_function_single_interrupt+0x650/0x650
[  915.129495]  ? ret_from_intr+0xb/0x1e
[  915.133298]  ? trace_hardirqs_off_caller+0xbb/0x310
[  915.138321]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  915.143168]  ? trace_hardirqs_on_caller+0x310/0x310
[  915.148189]  ? task_prio+0x50/0x50
[  915.151733]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  915.157272]  ? check_preemption_disabled+0x48/0x280
[  915.162297]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  915.167142]  ? neigh_periodic_work+0x6bd/0xc60
[  915.171731]  do_softirq_own_stack+0x2a/0x40
[  915.176044]  </IRQ>
[  915.178286]  do_softirq.part.14+0x126/0x160
[  915.182612]  __local_bh_enable_ip+0x21d/0x260
[  915.187119]  _raw_write_unlock_bh+0x30/0x40
[  915.191443]  neigh_periodic_work+0x6bd/0xc60
[  915.195865]  ? neigh_table_clear+0x390/0x390
[  915.200276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  915.205817]  ? check_preemption_disabled+0x48/0x280
[  915.210848]  ? __lock_is_held+0xb5/0x140
[  915.214929]  process_one_work+0xc90/0x1c40
[  915.219172]  ? mark_held_locks+0x130/0x130
[  915.223420]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  915.228093]  ? __switch_to_asm+0x40/0x70
[  915.232159]  ? __switch_to_asm+0x40/0x70
[  915.236220]  ? __switch_to_asm+0x34/0x70
[  915.240276]  ? __switch_to_asm+0x40/0x70
[  915.244336]  ? __switch_to_asm+0x34/0x70
[  915.248394]  ? __switch_to_asm+0x40/0x70
[  915.252464]  ? __switch_to_asm+0x34/0x70
[  915.256524]  ? __switch_to_asm+0x40/0x70
[  915.260592]  ? __schedule+0x8d7/0x21d0
[  915.264499]  ? zap_class+0x640/0x640
[  915.268227]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  915.272991]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  915.277591]  ? lock_acquire+0x1ed/0x520
[  915.281565]  ? worker_thread+0x3e0/0x1390
[  915.285728]  ? kasan_check_read+0x11/0x20
[  915.289874]  ? do_raw_spin_lock+0x14f/0x350
[  915.294228]  ? kasan_check_read+0x11/0x20
[  915.298383]  ? rwlock_bug.part.2+0x90/0x90
[  915.302617]  ? trace_hardirqs_on+0x310/0x310
[  915.307047]  worker_thread+0x17f/0x1390
[  915.311023]  ? __switch_to_asm+0x34/0x70
[  915.315098]  ? process_one_work+0x1c40/0x1c40
[  915.319610]  ? __sched_text_start+0x8/0x8
[  915.323793]  ? __kthread_parkme+0xce/0x1a0
[  915.328032]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  915.333139]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  915.338252]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  915.342838]  ? trace_hardirqs_on+0xbd/0x310
[  915.347166]  ? kasan_check_read+0x11/0x20
[  915.351319]  ? __kthread_parkme+0xce/0x1a0
[  915.355556]  ? trace_hardirqs_off_caller+0x310/0x310
[  915.360677]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  915.365788]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  915.371327]  ? __kthread_parkme+0xfb/0x1a0
[  915.375565]  ? process_one_work+0x1c40/0x1c40
[  915.380060]  kthread+0x35a/0x440
[  915.383430]  ? kthread_stop+0x900/0x900
[  915.387406]  ret_from_fork+0x3a/0x50
[  915.391133] warn_alloc_show_mem: 1 callbacks suppressed
[  915.391145] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  915.391149] Mem-Info:
[  915.391182] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  915.391182]  active_file:8 inactive_file:18 isolated_file:0
[  915.391182]  unevictable:0 dirty:0 writeback:0 unstable:0
[  915.391182]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  915.391182]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  915.391182]  free:13785 free_pcp:451 free_cma:0
[  915.396518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  915.403882] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  915.406283] Call Trace:
[  915.439234] 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
[  915.448592]  <IRQ>
[  915.476503] lowmem_reserve[]: 0 2818 6321 6321
[  915.479109]  dump_stack+0x244/0x39d
[  915.505185] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  915.507332]  ? dump_stack_print_info.cold.1+0x20/0x20
[  915.511877] lowmem_reserve[]: 0 0 3503 3503
[  915.515508]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  915.542809] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  915.547994]  ? do_raw_spin_lock+0x14f/0x350
[  915.552279] lowmem_reserve[]: 0 0 0 0
[  915.557837]  nmi_cpu_backtrace.cold.2+0x5c/0xa1
[  915.587047] 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
[  915.591366]  ? lapic_can_unplug_cpu.cold.27+0x3f/0x3f
[  915.595137] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  915.599800]  nmi_trigger_cpumask_backtrace+0x1e8/0x22a
[  915.613296] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  915.618484]  arch_trigger_cpumask_backtrace+0x14/0x20
[  915.633646] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  915.638915]  rcu_dump_cpu_stacks+0x16f/0x1bc
[  915.653464] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  915.658663]  print_cpu_stall.cold.67+0x1f3/0x3c7
[  915.667467] 3988 total pagecache pages
[  915.671870]  ? print_other_cpu_stall+0x160/0x160
[  915.680425] 0 pages in swap cache
[  915.685174]  ? print_usage_bug+0xc0/0xc0
[  915.689039] Swap cache stats: add 0, delete 0, find 0/0
[  915.693792]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  915.697217] Free swap  = 0kB
[  915.701285]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  915.706621] Total swap = 0kB
[  915.711557]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  915.714558] 1965979 pages RAM
[  915.720087]  ? do_trace_rcu_torture_read+0x10/0x10
[  915.723094] 0 pages HighMem/MovableOnly
[  915.728624]  ? rcu_preempt_need_deferred_qs+0x74/0x1f0
[  915.731708] 342853 pages reserved
[  915.736642]  ? __lock_is_held+0xb5/0x140
[  915.740593] 0 pages cma reserved
[  915.745862]  ? __rcu_read_lock+0x50/0x50
[  915.749343] aoe: skb alloc failure
[  915.753338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  915.753355]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  915.756756] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  915.760751]  ? check_preemption_disabled+0x48/0x280
[  915.764265] kworker/1:0 cpuset=/ mems_allowed=0
[  915.769795]  rcu_check_callbacks+0xf3b/0x13f0
[  915.799738]  ? rcutree_dead_cpu+0x10/0x10
[  915.803890]  ? lock_downgrade+0x900/0x900
[  915.808046]  ? lock_release+0x940/0xa00
[  915.812033]  ? zap_class+0x640/0x640
[  915.815749]  ? zap_class+0x640/0x640
[  915.819468]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  915.825073]  ? pvclock_gtod_notify+0x2e3/0x3e0
[  915.829669]  ? kvm_set_tsc_khz+0x540/0x540
[  915.833914]  ? find_held_lock+0x36/0x1c0
[  915.837987]  ? zap_class+0x640/0x640
[  915.841706]  ? timekeeping_advance+0x3cc/0xc00
[  915.846290]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  915.851831]  ? check_preemption_disabled+0x48/0x280
[  915.856855]  ? trace_hardirqs_off+0xb8/0x310
[  915.861263]  ? __lock_is_held+0xb5/0x140
[  915.865325]  ? trace_hardirqs_on+0x310/0x310
[  915.869742]  ? check_preemption_disabled+0x48/0x280
[  915.874771]  ? raise_softirq+0x199/0x420
[  915.878837]  ? raise_softirq_irqoff+0x2e0/0x2e0
[  915.883509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  915.889049]  ? check_preemption_disabled+0x48/0x280
[  915.894071]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  915.899610]  ? hrtimer_run_queues+0x9a/0x400
[  915.904034]  ? run_local_timers+0x19b/0x230
[  915.908355]  ? timer_clear_idle+0x90/0x90
[  915.912520]  ? debug_smp_processor_id+0x1c/0x20
[  915.917207]  ? irqtime_account_process_tick.isra.6+0x114/0x490
[  915.923201]  ? account_process_tick+0x282/0x350
[  915.927891]  update_process_times+0x2d/0x70
[  915.932221]  tick_sched_handle+0x9f/0x180
[  915.936377]  tick_sched_timer+0x45/0x130
[  915.940441]  __hrtimer_run_queues+0x41c/0x10d0
[  915.945031]  ? tick_sched_do_timer+0x1a0/0x1a0
[  915.949616]  ? hrtimer_start_range_ns+0xe00/0xe00
[  915.954482]  ? pvclock_read_flags+0x160/0x160
[  915.958979]  ? trace_hardirqs_on+0x310/0x310
[  915.963386]  ? zap_class+0x640/0x640
[  915.967109]  ? kvm_clock_read+0x18/0x30
[  915.971086]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  915.976102]  ? ktime_get_update_offsets_now+0x3b3/0x540
[  915.981476]  ? do_timer+0x50/0x50
[  915.984928]  ? rwlock_bug.part.2+0x90/0x90
[  915.989607]  ? trace_hardirqs_on+0x310/0x310
[  915.994032]  ? rcu_softirq_qs+0x20/0x20
[  915.998031]  hrtimer_interrupt+0x313/0x780
[  916.002290]  smp_apic_timer_interrupt+0x1a1/0x760
[  916.007136]  ? smp_call_function_single_interrupt+0x650/0x650
[  916.013021]  ? interrupt_entry+0xb5/0xc0
[  916.017087]  ? trace_hardirqs_off_caller+0xbb/0x310
[  916.022115]  ? ____cache_alloc_node+0x1c7/0x1e0
[  916.026788]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  916.031649]  ? trace_hardirqs_on_caller+0x310/0x310
[  916.036690]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  916.041543]  apic_timer_interrupt+0xf/0x20
[  916.045792] RIP: 0010:kmem_cache_alloc_node+0x247/0x730
[  916.051174] Code: 3f 7e 0f 85 32 ff ff ff e8 85 ec 3d ff e9 28 ff ff ff e8 ec 21 c3 ff 48 83 3d 04 6b 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 22 c0
[  916.070178] RSP: 0000:ffff8801dae069e8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  916.077887] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff1003215dda6
[  916.085172] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000286
[  916.092442] RBP: ffff8801dae06a58 R08: ffff880190aeed30 R09: 0000000000000002
[  916.099715] R10: 0000000000000000 R11: ffff880190aee440 R12: ffff8801d9a1c0c0
[  916.106981] R13: ffff8801d9a1c0c0 R14: 0000000000000000 R15: 0000000000000286
[  916.114267]  ? apic_timer_interrupt+0xa/0x20
[  916.118718]  __alloc_skb+0x119/0x770
[  916.122447]  ? netdev_alloc_frag+0x1f0/0x1f0
[  916.126872]  ? mark_held_locks+0x130/0x130
[  916.131117]  ? zap_class+0x640/0x640
[  916.134843]  ? get_stack_info+0x37/0x142
[  916.138909]  ? get_stack_info+0x37/0x142
[  916.142982]  alloc_skb_with_frags+0x133/0x7d0
[  916.147476]  ? find_held_lock+0x36/0x1c0
[  916.151551]  ? skb_complete_wifi_ack+0x1e0/0x1e0
[  916.156307]  ? lock_downgrade+0x900/0x900
[  916.160457]  ? check_preemption_disabled+0x48/0x280
[  916.165481]  sock_alloc_send_pskb+0x87a/0xaf0
[  916.169983]  ? rcu_softirq_qs+0x20/0x20
[  916.173955]  ? unwind_dump+0x190/0x190
[  916.177852]  ? sock_wmalloc+0x1f0/0x1f0
[  916.181833]  ? kernel_text_address+0x79/0xf0
[  916.186244]  ? __kernel_text_address+0xd/0x40
[  916.190754]  ? unwind_get_return_address+0x61/0xa0
[  916.195690]  ? __save_stack_trace+0x8d/0xf0
[  916.200028]  ? save_stack+0xa9/0xd0
[  916.203669]  ? save_stack+0x43/0xd0
[  916.207300]  ? kasan_kmalloc+0xc7/0xe0
[  916.211184]  ? kmem_cache_alloc_trace+0x152/0x750
[  916.216028]  ? ip_setup_cork+0x6b9/0x8a0
[  916.220092]  ? ip_append_data.part.49+0x13c/0x170
[  916.224934]  ? ip_append_data+0x6d/0x90
[  916.228914]  sock_alloc_send_skb+0x32/0x40
[  916.233152]  __ip_append_data.isra.48+0x15b8/0x29b0
[  916.238179]  ? icmp_push_reply+0x540/0x540
[  916.242421]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  916.247968]  ? ip_generic_getfrag+0x2e0/0x2e0
[  916.252472]  ? __lock_is_held+0xb5/0x140
[  916.256536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  916.262070]  ? ipv4_mtu+0x39f/0x590
[  916.265703]  ? rt_acct_proc_show+0x370/0x370
[  916.270114]  ? ip_setup_cork+0x6b9/0x8a0
[  916.274178]  ? rcu_read_lock_sched_held+0x14f/0x180
[  916.279197]  ? kmem_cache_alloc_trace+0x353/0x750
[  916.284043]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  916.289597]  ? refcount_sub_and_test_checked+0x203/0x310
[  916.295053]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  916.300615]  ip_append_data.part.49+0xef/0x170
[  916.305219]  ? icmp_push_reply+0x540/0x540
[  916.309462]  ip_append_data+0x6d/0x90
[  916.313265]  ? icmp_push_reply+0x540/0x540
[  916.317506]  icmp_push_reply+0x18e/0x540
[  916.321579]  icmp_send+0x1544/0x1bd0
[  916.325303]  ? icmp_route_lookup.constprop.23+0x1900/0x1900
[  916.331015]  ? kfree_skbmem+0x154/0x230
[  916.335021]  ? zap_class+0x640/0x640
[  916.338752]  ? rcu_read_lock_sched_held+0x14f/0x180
[  916.343776]  ? kmem_cache_free+0x24f/0x290
[  916.348038]  ? lock_downgrade+0x900/0x900
[  916.352193]  ? kasan_check_read+0x11/0x20
[  916.356338]  ? do_raw_write_lock+0x14f/0x310
[  916.360747]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  916.365163]  ipv4_link_failure+0x2c/0x220
[  916.369314]  ? ipv4_link_failure+0x2c/0x220
[  916.373641]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  916.378071]  arp_error_report+0xd1/0x1c0
[  916.382197]  neigh_invalidate+0x246/0x550
[  916.386352]  neigh_timer_handler+0xb07/0xdf0
[  916.390769]  ? neigh_periodic_work+0xc60/0xc60
[  916.395357]  ? __lock_is_held+0xb5/0x140
[  916.399443]  call_timer_fn+0x272/0x920
[  916.403326]  ? neigh_periodic_work+0xc60/0xc60
[  916.407905]  ? process_timeout+0x40/0x40
[  916.411972]  ? __run_timers+0x7da/0xc70
[  916.415975]  ? _raw_spin_unlock_irq+0x27/0x80
[  916.420470]  ? _raw_spin_unlock_irq+0x27/0x80
[  916.424961]  ? neigh_periodic_work+0xc60/0xc60
[  916.429542]  ? lockdep_hardirqs_on+0x296/0x5b0
[  916.434127]  ? trace_hardirqs_on+0xbd/0x310
[  916.438459]  ? kasan_check_read+0x11/0x20
[  916.442611]  ? __run_timers+0x7da/0xc70
[  916.446601]  ? trace_hardirqs_off_caller+0x310/0x310
[  916.451725]  ? neigh_periodic_work+0xc60/0xc60
[  916.456307]  __run_timers+0x7e5/0xc70
[  916.460117]  ? timer_fixup_init+0x70/0x70
[  916.464269]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  916.469307]  ? zap_class+0x640/0x640
[  916.473029]  ? enqueue_hrtimer+0x1a5/0x560
[  916.477267]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  916.482462]  ? find_held_lock+0x36/0x1c0
[  916.486546]  ? zap_class+0x640/0x640
[  916.490268]  ? pvclock_read_flags+0x160/0x160
[  916.494769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  916.500308]  ? check_preemption_disabled+0x48/0x280
[  916.505337]  ? __lock_is_held+0xb5/0x140
[  916.509400]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  916.514941]  ? check_preemption_disabled+0x48/0x280
[  916.519962]  run_timer_softirq+0x52/0xb0
[  916.524035]  ? rcu_read_lock_sched_held+0x14f/0x180
[  916.529051]  __do_softirq+0x308/0xb7e
[  916.532855]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  916.537351]  ? lock_downgrade+0x900/0x900
[  916.541504]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  916.546616]  ? pvclock_read_flags+0x160/0x160
[  916.551126]  ? lapic_next_event+0x5a/0x90
[  916.555279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  916.560824]  ? kvm_clock_read+0x18/0x30
[  916.564797]  ? kvm_sched_clock_read+0x9/0x20
[  916.569211]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  916.574753]  ? check_preemption_disabled+0x48/0x280
[  916.579780]  irq_exit+0x17f/0x1c0
[  916.583247]  smp_apic_timer_interrupt+0x1cb/0x760
[  916.588090]  ? smp_reschedule_interrupt+0x109/0x650
[  916.593110]  ? smp_call_function_single_interrupt+0x650/0x650
[  916.598993]  ? interrupt_entry+0xb5/0xc0
[  916.603057]  ? trace_hardirqs_off_caller+0xbb/0x310
[  916.608074]  ? trace_hardirqs_off_caller+0xbb/0x310
[  916.613096]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  916.617939]  ? trace_hardirqs_on_caller+0x310/0x310
[  916.622954]  ? trace_hardirqs_on_caller+0x310/0x310
[  916.627971]  ? task_prio+0x50/0x50
[  916.631514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  916.637055]  ? check_preemption_disabled+0x48/0x280
[  916.642091]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  916.646957]  apic_timer_interrupt+0xf/0x20
[  916.651187]  </IRQ>
[  916.653430] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  916.658390] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  916.677286] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  916.684987] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  916.692256] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  916.699523] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  916.706818] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  916.714083] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  916.721398]  skb_clone+0x1bb/0x500
[  916.724941]  ? skb_split+0x11e0/0x11e0
[  916.728831]  ? check_preemption_disabled+0x48/0x280
[  916.733856]  ? __this_cpu_preempt_check+0x1c/0x20
[  916.738702]  ? __bpf_redirect+0x54b/0xb20
[  916.742857]  bpf_clone_redirect+0xb9/0x490
[  916.747120]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  916.752137]  ? __sched_text_start+0x8/0x8
[  916.756285]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  916.761057]  ? find_held_lock+0x36/0x1c0
[  916.765126]  ? lock_acquire+0x1ed/0x520
[  916.769104]  ? bpf_test_run+0x3cb/0x780
[  916.773083]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  916.778621]  ? check_preemption_disabled+0x48/0x280
[  916.783669]  ? kasan_check_read+0x11/0x20
[  916.787820]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  916.793101]  ? rcu_softirq_qs+0x20/0x20
[  916.797111]  ? preempt_schedule+0x4d/0x60
[  916.801263]  ? ___preempt_schedule+0x16/0x18
[  916.805687]  ? bpf_test_run+0x25d/0x780
[  916.809690]  ? netlink_diag_dump+0x2a0/0x2a0
[  916.814118]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  916.819664]  ? bpf_test_init.isra.10+0x70/0x100
[  916.824345]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  916.829112]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  916.833959]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  916.839506]  ? fput+0x130/0x1a0
[  916.842785]  ? __bpf_prog_get+0x9b/0x290
[  916.846852]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  916.851695]  ? bpf_prog_test_run+0x130/0x1a0
[  916.856110]  ? __x64_sys_bpf+0x3db/0x520
[  916.860175]  ? bpf_prog_get+0x20/0x20
[  916.864033]  ? do_syscall_64+0x1b9/0x820
[  916.868092]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  916.873459]  ? syscall_return_slowpath+0x5e0/0x5e0
[  916.878404]  ? trace_hardirqs_on_caller+0x310/0x310
[  916.883439]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  916.888464]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  916.895148]  ? __switch_to_asm+0x40/0x70
[  916.899206]  ? __switch_to_asm+0x34/0x70
[  916.903272]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  916.908123]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  916.913507] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #152
[  916.914053] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  916.920447] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  916.930914] syz-executor5 cpuset=syz5 mems_allowed=0
[  916.940259] Workqueue: events_power_efficient neigh_periodic_work
[  916.951552] Call Trace:
[  916.954129]  <IRQ>
[  916.956288]  dump_stack+0x244/0x39d
[  916.959923]  ? dump_stack_print_info.cold.1+0x20/0x20
[  916.965130]  warn_alloc.cold.116+0xb7/0x1bd
[  916.969459]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  916.974305]  ? lock_downgrade+0x900/0x900
[  916.978490]  ? trace_hardirqs_off+0xb8/0x310
[  916.982920]  ? trace_hardirqs_off+0xb8/0x310
[  916.987342]  __alloc_pages_slowpath+0x26e8/0x2e10
[  916.992213]  ? warn_alloc+0x120/0x120
[  916.996032]  ? warn_alloc+0x120/0x120
[  916.999834]  ? hrtimer_start_range_ns+0xe00/0xe00
[  917.004677]  ? warn_alloc+0x120/0x120
[  917.008480]  ? print_usage_bug+0xc0/0xc0
[  917.012550]  ? print_usage_bug+0xc0/0xc0
[  917.016609]  ? ktime_get+0x2c1/0x400
[  917.020338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  917.025880]  ? check_preemption_disabled+0x48/0x280
[  917.030898]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  917.035395]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  917.040931]  ? should_fail+0x22d/0xd01
[  917.044825]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  917.049933]  ? __lock_acquire+0x62f/0x4c20
[  917.054197]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  917.059299]  ? __lock_acquire+0x62f/0x4c20
[  917.063532]  ? should_fail+0x22d/0xd01
[  917.067428]  ? mark_held_locks+0x130/0x130
[  917.071672]  ? mark_held_locks+0x130/0x130
[  917.075913]  ? check_preemption_disabled+0x48/0x280
[  917.080941]  ? zap_class+0x640/0x640
[  917.084678]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  917.089702]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  917.094459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  917.099996]  ? check_preemption_disabled+0x48/0x280
[  917.105022]  ? __lock_is_held+0xb5/0x140
[  917.109092]  __alloc_pages_nodemask+0xa80/0xde0
[  917.113765]  ? zap_class+0x640/0x640
[  917.117483]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  917.123005]  ? find_held_lock+0x36/0x1c0
[  917.127080]  ? ____cache_alloc_node+0x1c7/0x1e0
[  917.131750]  ? lock_downgrade+0x900/0x900
[  917.135909]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  917.141455]  cache_grow_begin+0xa5/0x8c0
[  917.145518]  ? do_raw_spin_unlock+0xa7/0x330
[  917.149940]  fallback_alloc+0x204/0x2e0
[  917.153926]  ____cache_alloc_node+0x1c7/0x1e0
[  917.158429]  kmem_cache_alloc_node+0xe3/0x730
[  917.162928]  ? lockdep_hardirqs_on+0x296/0x5b0
[  917.167525]  __alloc_skb+0x119/0x770
[  917.171237]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  917.176610]  ? netdev_alloc_frag+0x1f0/0x1f0
[  917.181037]  ? vprintk_default+0x28/0x30
[  917.185098]  ? vprintk_func+0x85/0x181
[  917.189058]  ? printk+0xa7/0xcf
[  917.192336]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  917.197105]  new_skb+0x26/0x1c0
[  917.200389]  aoecmd_cfg+0x279/0x7f0
[  917.204018]  ? find_held_lock+0x36/0x1c0
[  917.208081]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  917.212415]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  917.217968]  ? __lock_is_held+0xb5/0x140
[  917.222041]  discover_timer+0x50/0x60
[  917.225843]  call_timer_fn+0x272/0x920
[  917.229734]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  917.234574]  ? process_timeout+0x40/0x40
[  917.238649]  ? mark_held_locks+0xc7/0x130
[  917.242800]  ? _raw_spin_unlock_irq+0x27/0x80
[  917.247292]  ? _raw_spin_unlock_irq+0x27/0x80
[  917.251792]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  917.256646]  ? lockdep_hardirqs_on+0x296/0x5b0
[  917.261230]  ? trace_hardirqs_on+0xbd/0x310
[  917.265553]  ? kasan_check_read+0x11/0x20
[  917.269698]  ? __run_timers+0x7da/0xc70
[  917.273704]  ? trace_hardirqs_off_caller+0x310/0x310
[  917.278817]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  917.284193]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  917.289061]  __run_timers+0x7e5/0xc70
[  917.292875]  ? timer_fixup_init+0x70/0x70
[  917.297021]  ? lock_downgrade+0x900/0x900
[  917.301170]  ? zap_class+0x640/0x640
[  917.304897]  ? print_usage_bug+0xc0/0xc0
[  917.308959]  ? trace_hardirqs_on+0x310/0x310
[  917.313381]  ? kvm_clock_read+0x18/0x30
[  917.317361]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  917.322391]  ? ktime_get+0x2c1/0x400
[  917.326126]  ? zap_class+0x640/0x640
[  917.329850]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  917.335392]  ? check_preemption_disabled+0x48/0x280
[  917.340433]  ? __lock_is_held+0xb5/0x140
[  917.344500]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  917.350056]  ? check_preemption_disabled+0x48/0x280
[  917.355074]  run_timer_softirq+0x52/0xb0
[  917.359141]  ? rcu_read_lock_sched_held+0x14f/0x180
[  917.364169]  __do_softirq+0x308/0xb7e
[  917.367978]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  917.373083]  ? irq_exit+0xbd/0x1c0
[  917.376626]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  917.381656]  ? smp_reschedule_interrupt+0x109/0x650
[  917.386689]  ? smp_call_function_single_interrupt+0x650/0x650
[  917.392573]  ? ret_from_intr+0xb/0x1e
[  917.396380]  ? trace_hardirqs_off_caller+0xbb/0x310
[  917.401396]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  917.406241]  ? trace_hardirqs_on_caller+0x310/0x310
[  917.411257]  ? task_prio+0x50/0x50
[  917.414830]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  917.420368]  ? check_preemption_disabled+0x48/0x280
[  917.425394]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  917.430240]  ? neigh_periodic_work+0x6bd/0xc60
[  917.434823]  do_softirq_own_stack+0x2a/0x40
[  917.439135]  </IRQ>
[  917.441393]  do_softirq.part.14+0x126/0x160
[  917.445717]  __local_bh_enable_ip+0x21d/0x260
[  917.450213]  _raw_write_unlock_bh+0x30/0x40
[  917.454545]  neigh_periodic_work+0x6bd/0xc60
[  917.458966]  ? neigh_table_clear+0x390/0x390
[  917.463381]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  917.468920]  ? check_preemption_disabled+0x48/0x280
[  917.473950]  ? __lock_is_held+0xb5/0x140
[  917.478029]  process_one_work+0xc90/0x1c40
[  917.482280]  ? mark_held_locks+0x130/0x130
[  917.486556]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  917.491236]  ? __switch_to_asm+0x40/0x70
[  917.495294]  ? __switch_to_asm+0x40/0x70
[  917.499385]  ? __switch_to_asm+0x34/0x70
[  917.503441]  ? __switch_to_asm+0x40/0x70
[  917.507502]  ? __switch_to_asm+0x34/0x70
[  917.511565]  ? __switch_to_asm+0x40/0x70
[  917.515627]  ? __switch_to_asm+0x34/0x70
[  917.519698]  ? __switch_to_asm+0x40/0x70
[  917.523767]  ? __schedule+0x8d7/0x21d0
[  917.527679]  ? zap_class+0x640/0x640
[  917.531398]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  917.536166]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  917.540769]  ? lock_acquire+0x1ed/0x520
[  917.544743]  ? worker_thread+0x3e0/0x1390
[  917.548900]  ? kasan_check_read+0x11/0x20
[  917.553068]  ? do_raw_spin_lock+0x14f/0x350
[  917.557388]  ? kasan_check_read+0x11/0x20
[  917.561535]  ? rwlock_bug.part.2+0x90/0x90
[  917.565771]  ? trace_hardirqs_on+0x310/0x310
[  917.570193]  worker_thread+0x17f/0x1390
[  917.574176]  ? __switch_to_asm+0x34/0x70
[  917.578254]  ? process_one_work+0x1c40/0x1c40
[  917.582771]  ? __sched_text_start+0x8/0x8
[  917.586940]  ? __kthread_parkme+0xce/0x1a0
[  917.591181]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  917.596288]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  917.601394]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  917.605983]  ? trace_hardirqs_on+0xbd/0x310
[  917.610304]  ? kasan_check_read+0x11/0x20
[  917.614457]  ? __kthread_parkme+0xce/0x1a0
[  917.618700]  ? trace_hardirqs_off_caller+0x310/0x310
[  917.623816]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  917.628920]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  917.634459]  ? __kthread_parkme+0xfb/0x1a0
[  917.638709]  ? process_one_work+0x1c40/0x1c40
[  917.643203]  kthread+0x35a/0x440
[  917.646570]  ? kthread_stop+0x900/0x900
[  917.650547]  ret_from_fork+0x3a/0x50
[  917.654290] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  917.654292] Mem-Info:
[  917.654324] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  917.654324]  active_file:8 inactive_file:18 isolated_file:0
[  917.654324]  unevictable:0 dirty:0 writeback:0 unstable:0
[  917.654324]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  917.654324]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  917.654324]  free:13785 free_pcp:451 free_cma:0
[  917.661667] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  917.664111] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  917.697035] Call Trace:
[  917.706374] 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
[  917.734207]  <IRQ>
[  917.736775] lowmem_reserve[]: 0 2818 6321 6321
[  917.762884]  dump_stack+0x244/0x39d
[  917.765003] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  917.769581]  ? dump_stack_print_info.cold.1+0x20/0x20
[  917.773185] lowmem_reserve[]: 0 0 3503 3503
[  917.800514]  warn_alloc.cold.116+0xb7/0x1bd
[  917.805668] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  917.809997]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  917.814293] lowmem_reserve[]: 0 0 0 0
[  917.843523]  ? lock_downgrade+0x900/0x900
[  917.848339] 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
[  917.852136]  ? trace_hardirqs_off+0xb8/0x310
[  917.856265] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  917.869787]  ? trace_hardirqs_off+0xb8/0x310
[  917.874171] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  917.889341]  __alloc_pages_slowpath+0x26e8/0x2e10
[  917.893724] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  917.908302]  ? warn_alloc+0x120/0x120
[  917.913103] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  917.921925]  ? warn_alloc+0x120/0x120
[  917.925704] 3988 total pagecache pages
[  917.934272]  ? do_raw_spin_unlock+0xa7/0x330
[  917.938052] 0 pages in swap cache
[  917.941922]  ? warn_alloc+0x120/0x120
[  917.946308] Swap cache stats: add 0, delete 0, find 0/0
[  917.949753]  ? check_preemption_disabled+0x48/0x280
[  917.953525] Free swap  = 0kB
[  917.958878]  ? print_usage_bug+0xc0/0xc0
[  917.963868] Total swap = 0kB
[  917.966880]  ? print_usage_bug+0xc0/0xc0
[  917.970918] 1965979 pages RAM
[  917.973933]  ? __lock_is_held+0xb5/0x140
[  917.977972] 0 pages HighMem/MovableOnly
[  917.981087]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  917.985118] 342853 pages reserved
[  917.989532]  ? should_fail+0x22d/0xd01
[  917.995044] 0 pages cma reserved
[  917.998493]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  918.002408] aoe: skb alloc failure
[  918.005711]  ? __lock_acquire+0x62f/0x4c20
[  918.005730]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  918.005747]  ? __lock_acquire+0x62f/0x4c20
[  918.010857] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  918.014359]  ? should_fail+0x22d/0xd01
[  918.018571] kworker/1:0 cpuset=/ mems_allowed=0
[  918.023678]  ? mark_held_locks+0x130/0x130
[  918.050963]  ? mark_held_locks+0x130/0x130
[  918.055208]  ? zap_class+0x640/0x640
[  918.058935]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  918.064474]  ? check_preemption_disabled+0x48/0x280
[  918.069505]  ? __lock_is_held+0xb5/0x140
[  918.073576]  __alloc_pages_nodemask+0xa80/0xde0
[  918.078252]  ? zap_class+0x640/0x640
[  918.081974]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  918.087011]  ? find_held_lock+0x36/0x1c0
[  918.091082]  ? ____cache_alloc_node+0x1c7/0x1e0
[  918.095752]  ? lock_downgrade+0x900/0x900
[  918.099908]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  918.105456]  cache_grow_begin+0xa5/0x8c0
[  918.109524]  ? do_raw_spin_unlock+0xa7/0x330
[  918.113939]  fallback_alloc+0x204/0x2e0
[  918.117938]  ____cache_alloc_node+0x1c7/0x1e0
[  918.122441]  kmem_cache_alloc+0x1f8/0x730
[  918.126586]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  918.131861]  ? rcu_softirq_qs+0x20/0x20
[  918.135841]  dst_alloc+0xbb/0x1d0
[  918.139298]  rt_dst_alloc+0x105/0x540
[  918.143104]  ? fnhe_flush_routes+0x480/0x480
[  918.147545]  ? fib4_rule_nlmsg_payload+0x10/0x10
[  918.152316]  ip_route_input_slow+0x1d14/0x3ea0
[  918.156919]  ? fib_multipath_hash+0x1090/0x1090
[  918.161596]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  918.167143]  ? rt_cache_route+0x470/0x470
[  918.171292]  ? fib4_rule_delete+0x360/0x370
[  918.175630]  ? mark_held_locks+0x130/0x130
[  918.179880]  ? __lock_acquire+0x62f/0x4c20
[  918.184119]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  918.189670]  ? check_preemption_disabled+0x48/0x280
[  918.194699]  ? mark_held_locks+0x130/0x130
[  918.198947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  918.204486]  ? ip_route_output_key_hash_rcu+0x10d7/0x3490
[  918.210025]  ? zap_class+0x640/0x640
[  918.213746]  ? ip_route_input_noref+0x260/0x260
[  918.218426]  ? find_held_lock+0x36/0x1c0
[  918.222493]  ip_route_input_rcu+0x10a/0xd80
[  918.226817]  ? ip_route_input_slow+0x3ea0/0x3ea0
[  918.231577]  ? lock_acquire+0x1ed/0x520
[  918.235579]  ? ip_route_input_rcu+0xd80/0xd80
[  918.240071]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  918.245608]  ? check_preemption_disabled+0x48/0x280
[  918.250659]  ? kasan_check_read+0x11/0x20
[  918.254808]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  918.260089]  ? rcu_softirq_qs+0x20/0x20
[  918.264070]  ? lock_acquire+0x1ed/0x520
[  918.268048]  ? icmp_route_lookup.constprop.23+0xac5/0x1900
[  918.273683]  ip_route_input_noref+0x11d/0x260
[  918.278183]  ? ip_route_input_rcu+0xd80/0xd80
[  918.282693]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  918.288233]  icmp_route_lookup.constprop.23+0xb67/0x1900
[  918.293692]  ? icmp_timestamp+0x630/0x630
[  918.297852]  ? find_held_lock+0x36/0x1c0
[  918.301928]  ? lock_downgrade+0x900/0x900
[  918.306077]  ? check_preemption_disabled+0x48/0x280
[  918.311114]  ? memset+0x31/0x40
[  918.314402]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  918.319939]  ? __ip_options_echo+0x6c0/0x1280
[  918.324442]  icmp_send+0x12ec/0x1bd0
[  918.328223]  ? icmp_route_lookup.constprop.23+0x1900/0x1900
[  918.333936]  ? kfree_skbmem+0x154/0x230
[  918.337910]  ? zap_class+0x640/0x640
[  918.341628]  ? rcu_read_lock_sched_held+0x14f/0x180
[  918.346673]  ? kmem_cache_free+0x24f/0x290
[  918.350940]  ? lock_downgrade+0x900/0x900
[  918.355095]  ? kasan_check_read+0x11/0x20
[  918.359242]  ? do_raw_write_lock+0x14f/0x310
[  918.363661]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  918.368077]  ipv4_link_failure+0x2c/0x220
[  918.372229]  ? ipv4_link_failure+0x2c/0x220
[  918.376551]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  918.380963]  arp_error_report+0xd1/0x1c0
[  918.385032]  neigh_invalidate+0x246/0x550
[  918.389191]  neigh_timer_handler+0xb07/0xdf0
[  918.393607]  ? neigh_periodic_work+0xc60/0xc60
[  918.398203]  ? __lock_is_held+0xb5/0x140
[  918.402283]  call_timer_fn+0x272/0x920
[  918.406172]  ? neigh_periodic_work+0xc60/0xc60
[  918.410766]  ? process_timeout+0x40/0x40
[  918.414835]  ? __run_timers+0x7da/0xc70
[  918.418814]  ? _raw_spin_unlock_irq+0x27/0x80
[  918.423313]  ? _raw_spin_unlock_irq+0x27/0x80
[  918.427805]  ? neigh_periodic_work+0xc60/0xc60
[  918.432399]  ? lockdep_hardirqs_on+0x296/0x5b0
[  918.436988]  ? trace_hardirqs_on+0xbd/0x310
[  918.441309]  ? kasan_check_read+0x11/0x20
[  918.445454]  ? __run_timers+0x7da/0xc70
[  918.449431]  ? trace_hardirqs_off_caller+0x310/0x310
[  918.454545]  ? neigh_periodic_work+0xc60/0xc60
[  918.459129]  __run_timers+0x7e5/0xc70
[  918.462943]  ? timer_fixup_init+0x70/0x70
[  918.467095]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  918.472133]  ? zap_class+0x640/0x640
[  918.475850]  ? enqueue_hrtimer+0x1a5/0x560
[  918.480100]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  918.485307]  ? find_held_lock+0x36/0x1c0
[  918.489374]  ? zap_class+0x640/0x640
[  918.493090]  ? pvclock_read_flags+0x160/0x160
[  918.497588]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  918.503127]  ? check_preemption_disabled+0x48/0x280
[  918.508154]  ? __lock_is_held+0xb5/0x140
[  918.512216]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  918.517757]  ? check_preemption_disabled+0x48/0x280
[  918.522781]  run_timer_softirq+0x52/0xb0
[  918.526843]  ? rcu_read_lock_sched_held+0x14f/0x180
[  918.531864]  __do_softirq+0x308/0xb7e
[  918.535677]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  918.540171]  ? lock_downgrade+0x900/0x900
[  918.544323]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  918.549434]  ? pvclock_read_flags+0x160/0x160
[  918.553936]  ? lapic_next_event+0x5a/0x90
[  918.558097]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  918.563658]  ? kvm_clock_read+0x18/0x30
[  918.567642]  ? kvm_sched_clock_read+0x9/0x20
[  918.572064]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  918.577600]  ? check_preemption_disabled+0x48/0x280
[  918.582626]  irq_exit+0x17f/0x1c0
[  918.586110]  smp_apic_timer_interrupt+0x1cb/0x760
[  918.591559]  ? smp_reschedule_interrupt+0x109/0x650
[  918.596588]  ? smp_call_function_single_interrupt+0x650/0x650
[  918.602474]  ? interrupt_entry+0xb5/0xc0
[  918.606537]  ? trace_hardirqs_off_caller+0xbb/0x310
[  918.611551]  ? trace_hardirqs_off_caller+0xbb/0x310
[  918.616568]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  918.621411]  ? trace_hardirqs_on_caller+0x310/0x310
[  918.626440]  ? trace_hardirqs_on_caller+0x310/0x310
[  918.631476]  ? task_prio+0x50/0x50
[  918.635033]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  918.640575]  ? check_preemption_disabled+0x48/0x280
[  918.645597]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  918.650477]  apic_timer_interrupt+0xf/0x20
[  918.654719]  </IRQ>
[  918.656963] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  918.661894] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  918.680803] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  918.688512] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  918.695777] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  918.703057] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  918.710326] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  918.717591] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  918.724899]  skb_clone+0x1bb/0x500
[  918.728447]  ? skb_split+0x11e0/0x11e0
[  918.732337]  ? check_preemption_disabled+0x48/0x280
[  918.737370]  ? __this_cpu_preempt_check+0x1c/0x20
[  918.742207]  ? __bpf_redirect+0x54b/0xb20
[  918.746360]  bpf_clone_redirect+0xb9/0x490
[  918.750617]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  918.755673]  ? __sched_text_start+0x8/0x8
[  918.759839]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  918.764612]  ? find_held_lock+0x36/0x1c0
[  918.768691]  ? lock_acquire+0x1ed/0x520
[  918.772678]  ? bpf_test_run+0x3cb/0x780
[  918.776665]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  918.782235]  ? check_preemption_disabled+0x48/0x280
[  918.787258]  ? kasan_check_read+0x11/0x20
[  918.791405]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  918.796682]  ? rcu_softirq_qs+0x20/0x20
[  918.800694]  ? preempt_schedule+0x4d/0x60
[  918.804844]  ? ___preempt_schedule+0x16/0x18
[  918.809277]  ? bpf_test_run+0x25d/0x780
[  918.813278]  ? netlink_diag_dump+0x2a0/0x2a0
[  918.817688]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  918.823228]  ? bpf_test_init.isra.10+0x70/0x100
[  918.827907]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  918.832690]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  918.837531]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  918.843071]  ? fput+0x130/0x1a0
[  918.846354]  ? __bpf_prog_get+0x9b/0x290
[  918.850418]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  918.855268]  ? bpf_prog_test_run+0x130/0x1a0
[  918.859706]  ? __x64_sys_bpf+0x3db/0x520
[  918.863766]  ? bpf_prog_get+0x20/0x20
[  918.867592]  ? do_syscall_64+0x1b9/0x820
[  918.871662]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  918.877031]  ? syscall_return_slowpath+0x5e0/0x5e0
[  918.881967]  ? trace_hardirqs_on_caller+0x310/0x310
[  918.886985]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  918.892007]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  918.898679]  ? __switch_to_asm+0x40/0x70
[  918.902738]  ? __switch_to_asm+0x34/0x70
[  918.906805]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  918.911666]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  918.917050] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #152
[  918.917185] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  918.923983] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  918.934458] syz-executor5 cpuset=syz5 mems_allowed=0
[  918.943810] Workqueue: events_power_efficient neigh_periodic_work
[  918.955095] Call Trace:
[  918.957670]  <IRQ>
[  918.959831]  dump_stack+0x244/0x39d
[  918.963467]  ? dump_stack_print_info.cold.1+0x20/0x20
[  918.968697]  warn_alloc.cold.116+0xb7/0x1bd
[  918.973025]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  918.977871]  ? lock_downgrade+0x900/0x900
[  918.982031]  ? trace_hardirqs_off+0xb8/0x310
[  918.986450]  ? trace_hardirqs_off+0xb8/0x310
[  918.990871]  __alloc_pages_slowpath+0x26e8/0x2e10
[  918.995742]  ? warn_alloc+0x120/0x120
[  918.999550]  ? warn_alloc+0x120/0x120
[  919.003370]  ? warn_alloc+0x120/0x120
[  919.007172]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  919.012365]  ? print_usage_bug+0xc0/0xc0
[  919.016435]  ? print_usage_bug+0xc0/0xc0
[  919.020500]  ? mark_held_locks+0x130/0x130
[  919.024741]  ? mark_held_locks+0x130/0x130
[  919.028978]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  919.034515]  ? should_fail+0x22d/0xd01
[  919.038401]  ? zap_class+0x640/0x640
[  919.042120]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  919.047227]  ? __lock_acquire+0x62f/0x4c20
[  919.051467]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  919.056595]  ? __lock_acquire+0x62f/0x4c20
[  919.060828]  ? should_fail+0x22d/0xd01
[  919.064729]  ? mark_held_locks+0x130/0x130
[  919.068973]  ? mark_held_locks+0x130/0x130
[  919.073207]  ? lock_downgrade+0x900/0x900
[  919.077383]  ? zap_class+0x640/0x640
[  919.081096]  ? zap_class+0x640/0x640
[  919.084816]  ? zap_class+0x640/0x640
[  919.088530]  ? do_raw_spin_unlock+0xa7/0x330
[  919.092946]  ? trace_hardirqs_on+0x310/0x310
[  919.097359]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  919.102899]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  919.108437]  ? check_preemption_disabled+0x48/0x280
[  919.113466]  ? __lock_is_held+0xb5/0x140
[  919.118009]  __alloc_pages_nodemask+0xa80/0xde0
[  919.122679]  ? zap_class+0x640/0x640
[  919.126398]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  919.131428]  ? find_held_lock+0x36/0x1c0
[  919.135502]  ? ____cache_alloc_node+0x1c7/0x1e0
[  919.140178]  ? lock_downgrade+0x900/0x900
[  919.144378]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  919.149938]  cache_grow_begin+0xa5/0x8c0
[  919.154030]  ? do_raw_spin_unlock+0xa7/0x330
[  919.158479]  fallback_alloc+0x204/0x2e0
[  919.162459]  ____cache_alloc_node+0x1c7/0x1e0
[  919.166962]  kmem_cache_alloc_node+0xe3/0x730
[  919.171458]  ? lockdep_hardirqs_on+0x296/0x5b0
[  919.176050]  __alloc_skb+0x119/0x770
[  919.179762]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  919.185129]  ? netdev_alloc_frag+0x1f0/0x1f0
[  919.189548]  ? vprintk_default+0x28/0x30
[  919.193616]  ? vprintk_func+0x85/0x181
[  919.197514]  ? printk+0xa7/0xcf
[  919.200795]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  919.205562]  new_skb+0x26/0x1c0
[  919.208846]  aoecmd_cfg+0x279/0x7f0
[  919.212477]  ? find_held_lock+0x36/0x1c0
[  919.216550]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  919.220879]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  919.226428]  ? __lock_is_held+0xb5/0x140
[  919.230501]  discover_timer+0x50/0x60
[  919.234306]  call_timer_fn+0x272/0x920
[  919.238196]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  919.243042]  ? process_timeout+0x40/0x40
[  919.247112]  ? mark_held_locks+0xc7/0x130
[  919.251264]  ? _raw_spin_unlock_irq+0x27/0x80
[  919.255755]  ? _raw_spin_unlock_irq+0x27/0x80
[  919.260248]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  919.265091]  ? lockdep_hardirqs_on+0x296/0x5b0
[  919.269692]  ? trace_hardirqs_on+0xbd/0x310
[  919.274045]  ? kasan_check_read+0x11/0x20
[  919.278193]  ? __run_timers+0x7da/0xc70
[  919.282171]  ? trace_hardirqs_off_caller+0x310/0x310
[  919.287283]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  919.292676]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  919.297519]  __run_timers+0x7e5/0xc70
[  919.301329]  ? timer_fixup_init+0x70/0x70
[  919.305493]  ? lock_downgrade+0x900/0x900
[  919.309648]  ? zap_class+0x640/0x640
[  919.313408]  ? print_usage_bug+0xc0/0xc0
[  919.317483]  ? trace_hardirqs_on+0x310/0x310
[  919.321900]  ? kvm_clock_read+0x18/0x30
[  919.325879]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  919.330897]  ? ktime_get+0x2c1/0x400
[  919.334618]  ? zap_class+0x640/0x640
[  919.338347]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  919.343888]  ? check_preemption_disabled+0x48/0x280
[  919.348916]  ? __lock_is_held+0xb5/0x140
[  919.352981]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  919.358521]  ? check_preemption_disabled+0x48/0x280
[  919.363542]  run_timer_softirq+0x52/0xb0
[  919.367607]  ? rcu_read_lock_sched_held+0x14f/0x180
[  919.372632]  __do_softirq+0x308/0xb7e
[  919.376454]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  919.381557]  ? irq_exit+0xbd/0x1c0
[  919.385096]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  919.390124]  ? smp_reschedule_interrupt+0x109/0x650
[  919.395150]  ? smp_call_function_single_interrupt+0x650/0x650
[  919.401033]  ? ret_from_intr+0xb/0x1e
[  919.404835]  ? trace_hardirqs_off_caller+0xbb/0x310
[  919.409856]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  919.414703]  ? trace_hardirqs_on_caller+0x310/0x310
[  919.419724]  ? task_prio+0x50/0x50
[  919.423285]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  919.428825]  ? check_preemption_disabled+0x48/0x280
[  919.433848]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  919.438694]  ? neigh_periodic_work+0x6bd/0xc60
[  919.443305]  do_softirq_own_stack+0x2a/0x40
[  919.447618]  </IRQ>
[  919.449893]  do_softirq.part.14+0x126/0x160
[  919.454220]  __local_bh_enable_ip+0x21d/0x260
[  919.458716]  _raw_write_unlock_bh+0x30/0x40
[  919.463037]  neigh_periodic_work+0x6bd/0xc60
[  919.467453]  ? neigh_table_clear+0x390/0x390
[  919.471873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  919.477409]  ? check_preemption_disabled+0x48/0x280
[  919.482433]  ? __lock_is_held+0xb5/0x140
[  919.486515]  process_one_work+0xc90/0x1c40
[  919.490751]  ? mark_held_locks+0x130/0x130
[  919.494996]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  919.499670]  ? __switch_to_asm+0x40/0x70
[  919.503731]  ? __switch_to_asm+0x40/0x70
[  919.507790]  ? __switch_to_asm+0x34/0x70
[  919.511848]  ? __switch_to_asm+0x40/0x70
[  919.515908]  ? __switch_to_asm+0x34/0x70
[  919.519965]  ? __switch_to_asm+0x40/0x70
[  919.524021]  ? __switch_to_asm+0x34/0x70
[  919.528092]  ? __switch_to_asm+0x40/0x70
[  919.532178]  ? __schedule+0x8d7/0x21d0
[  919.536112]  ? zap_class+0x640/0x640
[  919.539848]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  919.544614]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  919.549222]  ? lock_acquire+0x1ed/0x520
[  919.553198]  ? worker_thread+0x3e0/0x1390
[  919.557354]  ? kasan_check_read+0x11/0x20
[  919.561502]  ? do_raw_spin_lock+0x14f/0x350
[  919.565825]  ? kasan_check_read+0x11/0x20
[  919.569994]  ? rwlock_bug.part.2+0x90/0x90
[  919.574246]  ? trace_hardirqs_on+0x310/0x310
[  919.578675]  worker_thread+0x17f/0x1390
[  919.582682]  ? __switch_to_asm+0x34/0x70
[  919.586757]  ? process_one_work+0x1c40/0x1c40
[  919.591269]  ? __sched_text_start+0x8/0x8
[  919.595438]  ? __kthread_parkme+0xce/0x1a0
[  919.599677]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  919.604781]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  919.609887]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  919.614473]  ? trace_hardirqs_on+0xbd/0x310
[  919.618796]  ? kasan_check_read+0x11/0x20
[  919.622943]  ? __kthread_parkme+0xce/0x1a0
[  919.627180]  ? trace_hardirqs_off_caller+0x310/0x310
[  919.632295]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  919.637419]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  919.642958]  ? __kthread_parkme+0xfb/0x1a0
[  919.647202]  ? process_one_work+0x1c40/0x1c40
[  919.651706]  kthread+0x35a/0x440
[  919.655084]  ? kthread_stop+0x900/0x900
[  919.659089]  ret_from_fork+0x3a/0x50
[  919.662829] warn_alloc_show_mem: 1 callbacks suppressed
[  919.662842] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  919.662844] Mem-Info:
[  919.662875] active_anon:52314 inactive_anon:2925 isolated_anon:0
[  919.662875]  active_file:8 inactive_file:18 isolated_file:0
[  919.662875]  unevictable:0 dirty:0 writeback:0 unstable:0
[  919.662875]  slab_reclaimable:9209 slab_unreclaimable:1450438
[  919.662875]  mapped:49154 shmem:3962 pagetables:640 bounce:0
[  919.662875]  free:13785 free_pcp:451 free_cma:0
[  919.668211] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  919.675572] Node 0 active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 167936kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  919.677986] Call Trace:
[  919.710949] 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
[  919.720303]  <IRQ>
[  919.748125] lowmem_reserve[]: 0 2818 6321 6321
[  919.750726]  dump_stack+0x244/0x39d
[  919.776803] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  919.778953]  ? dump_stack_print_info.cold.1+0x20/0x20
[  919.783508] lowmem_reserve[]: 0 0 3503 3503
[  919.787167]  warn_alloc.cold.116+0xb7/0x1bd
[  919.814460] Node 0 Normal free:13984kB min:37364kB low:46704kB high:56044kB active_anon:209256kB inactive_anon:11700kB active_file:32kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2560kB bounce:0kB free_pcp:1556kB local_pcp:1304kB free_cma:0kB
[  919.819660]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  919.823947] lowmem_reserve[]: 0 0 0 0
[  919.828259]  ? lock_downgrade+0x900/0x900
[  919.857476] 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
[  919.862326]  ? trace_hardirqs_off+0xb8/0x310
[  919.866093] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  919.870234]  ? trace_hardirqs_off+0xb8/0x310
[  919.883729] Node 0 Normal: 1268*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 37*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14048kB
[  919.888142]  __alloc_pages_slowpath+0x26e8/0x2e10
[  919.903290] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  919.907737]  ? warn_alloc+0x120/0x120
[  919.922270] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  919.927109]  ? warn_alloc+0x120/0x120
[  919.935922] 3988 total pagecache pages
[  919.939718]  ? warn_alloc+0x120/0x120
[  919.948270] 0 pages in swap cache
[  919.952060]  ? print_usage_bug+0xc0/0xc0
[  919.955925] Swap cache stats: add 0, delete 0, find 0/0
[  919.959718]  ? print_usage_bug+0xc0/0xc0
[  919.963194] Free swap  = 0kB
[  919.967255]  ? pvclock_read_flags+0x160/0x160
[  919.972588] Total swap = 0kB
[  919.976663]  ? hrtimer_start_range_ns+0xe00/0xe00
[  919.979656] 1965979 pages RAM
[  919.984143]  ? trace_hardirqs_on+0x310/0x310
[  919.987377] 0 pages HighMem/MovableOnly
[  919.987387] 342853 pages reserved
[  919.992231]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  919.995309] 0 pages cma reserved
[  919.999713]  ? should_fail+0x22d/0xd01
[  920.003725] aoe: skb alloc failure
[  920.007112]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  920.007130]  ? __lock_acquire+0x62f/0x4c20
[  920.007147]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  920.037856]  ? should_fail+0x22d/0xd01
[  920.041764]  ? mark_held_locks+0x130/0x130
[  920.046015]  ? mark_held_locks+0x130/0x130
[  920.050265]  ? print_usage_bug+0xc0/0xc0
[  920.054339]  ? rcu_irq_exit+0x1a2/0x390
[  920.058320]  ? rcu_nmi_exit+0x290/0x290
[  920.062302]  ? kvm_clock_read+0x18/0x30
[  920.066300]  ? zap_class+0x640/0x640
[  920.070033]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  920.075582]  ? task_prio+0x50/0x50
[  920.079132]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  920.085525]  ? check_preemption_disabled+0x48/0x280
[  920.090557]  ? __lock_is_held+0xb5/0x140
[  920.094632]  __alloc_pages_nodemask+0xa80/0xde0
[  920.099330]  ? zap_class+0x640/0x640
[  920.103056]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  920.108109]  ? find_held_lock+0x36/0x1c0
[  920.112184]  ? ____cache_alloc_node+0x1c7/0x1e0
[  920.116858]  ? lock_downgrade+0x900/0x900
[  920.121032]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  920.126580]  cache_grow_begin+0xa5/0x8c0
[  920.130666]  ? do_raw_spin_unlock+0xa7/0x330
[  920.135096]  fallback_alloc+0x204/0x2e0
[  920.139083]  ____cache_alloc_node+0x1c7/0x1e0
[  920.143607]  kmem_cache_alloc_node+0xe3/0x730
[  920.148154]  __alloc_skb+0x119/0x770
[  920.151881]  ? netdev_alloc_frag+0x1f0/0x1f0
[  920.156306]  ? mark_held_locks+0x130/0x130
[  920.160555]  ? zap_class+0x640/0x640
[  920.164301]  ? get_stack_info+0x37/0x142
[  920.168421]  ? get_stack_info+0x37/0x142
[  920.172510]  alloc_skb_with_frags+0x133/0x7d0
[  920.177009]  ? find_held_lock+0x36/0x1c0
[  920.181102]  ? skb_complete_wifi_ack+0x1e0/0x1e0
[  920.185868]  ? lock_downgrade+0x900/0x900
[  920.190025]  ? check_preemption_disabled+0x48/0x280
[  920.195053]  sock_alloc_send_pskb+0x87a/0xaf0
[  920.199560]  ? rcu_softirq_qs+0x20/0x20
[  920.203549]  ? unwind_dump+0x190/0x190
[  920.207452]  ? sock_wmalloc+0x1f0/0x1f0
[  920.211441]  ? kernel_text_address+0x79/0xf0
[  920.215857]  ? __kernel_text_address+0xd/0x40
[  920.220361]  ? unwind_get_return_address+0x61/0xa0
[  920.225300]  ? __save_stack_trace+0x8d/0xf0
[  920.229662]  ? save_stack+0xa9/0xd0
[  920.233296]  ? save_stack+0x43/0xd0
[  920.236929]  ? kasan_kmalloc+0xc7/0xe0
[  920.240818]  ? kmem_cache_alloc_trace+0x152/0x750
[  920.245678]  ? ip_setup_cork+0x6b9/0x8a0
[  920.249746]  ? ip_append_data.part.49+0x13c/0x170
[  920.254593]  ? ip_append_data+0x6d/0x90
[  920.258575]  sock_alloc_send_skb+0x32/0x40
[  920.262818]  __ip_append_data.isra.48+0x15b8/0x29b0
[  920.267847]  ? icmp_push_reply+0x540/0x540
[  920.272098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  920.277664]  ? ip_generic_getfrag+0x2e0/0x2e0
[  920.282168]  ? __lock_is_held+0xb5/0x140
[  920.286260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  920.291802]  ? ipv4_mtu+0x39f/0x590
[  920.295442]  ? rt_acct_proc_show+0x370/0x370
[  920.299857]  ? ip_setup_cork+0x6b9/0x8a0
[  920.303923]  ? rcu_read_lock_sched_held+0x14f/0x180
[  920.308950]  ? kmem_cache_alloc_trace+0x353/0x750
[  920.313799]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  920.319359]  ? refcount_sub_and_test_checked+0x203/0x310
[  920.324823]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  920.330370]  ip_append_data.part.49+0xef/0x170
[  920.334977]  ? icmp_push_reply+0x540/0x540
[  920.339236]  ip_append_data+0x6d/0x90
[  920.343042]  ? icmp_push_reply+0x540/0x540
[  920.347285]  icmp_push_reply+0x18e/0x540
[  920.351392]  icmp_send+0x1544/0x1bd0
[  920.355130]  ? icmp_route_lookup.constprop.23+0x1900/0x1900
[  920.360849]  ? kfree_skbmem+0x154/0x230
[  920.364835]  ? zap_class+0x640/0x640
[  920.368555]  ? rcu_read_lock_sched_held+0x14f/0x180
[  920.373575]  ? kmem_cache_free+0x24f/0x290
[  920.377874]  ? lock_downgrade+0x900/0x900
[  920.382033]  ? kasan_check_read+0x11/0x20
[  920.386187]  ? do_raw_write_lock+0x14f/0x310
[  920.390600]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  920.395019]  ipv4_link_failure+0x2c/0x220
[  920.399172]  ? ipv4_link_failure+0x2c/0x220
[  920.403499]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  920.407929]  arp_error_report+0xd1/0x1c0
[  920.412004]  neigh_invalidate+0x246/0x550
[  920.416191]  neigh_timer_handler+0xb07/0xdf0
[  920.420613]  ? neigh_periodic_work+0xc60/0xc60
[  920.425219]  ? __lock_is_held+0xb5/0x140
[  920.429303]  call_timer_fn+0x272/0x920
[  920.433194]  ? neigh_periodic_work+0xc60/0xc60
[  920.437781]  ? process_timeout+0x40/0x40
[  920.441871]  ? __run_timers+0x7da/0xc70
[  920.445856]  ? _raw_spin_unlock_irq+0x27/0x80
[  920.450357]  ? _raw_spin_unlock_irq+0x27/0x80
[  920.454854]  ? neigh_periodic_work+0xc60/0xc60
[  920.459460]  ? lockdep_hardirqs_on+0x296/0x5b0
[  920.464048]  ? trace_hardirqs_on+0xbd/0x310
[  920.468376]  ? kasan_check_read+0x11/0x20
[  920.472538]  ? __run_timers+0x7da/0xc70
[  920.476525]  ? trace_hardirqs_off_caller+0x310/0x310
[  920.481661]  ? neigh_periodic_work+0xc60/0xc60
[  920.486249]  __run_timers+0x7e5/0xc70
[  920.490067]  ? timer_fixup_init+0x70/0x70
[  920.494223]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  920.499248]  ? zap_class+0x640/0x640
[  920.502988]  ? enqueue_hrtimer+0x1a5/0x560
[  920.507234]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  920.512435]  ? find_held_lock+0x36/0x1c0
[  920.516510]  ? zap_class+0x640/0x640
[  920.520235]  ? pvclock_read_flags+0x160/0x160
[  920.524751]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  920.530295]  ? check_preemption_disabled+0x48/0x280
[  920.535360]  ? __lock_is_held+0xb5/0x140
[  920.539443]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  920.544986]  ? check_preemption_disabled+0x48/0x280
[  920.550010]  run_timer_softirq+0x52/0xb0
[  920.554076]  ? rcu_read_lock_sched_held+0x14f/0x180
[  920.559106]  __do_softirq+0x308/0xb7e
[  920.562918]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  920.567420]  ? lock_downgrade+0x900/0x900
[  920.571578]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  920.576694]  ? pvclock_read_flags+0x160/0x160
[  920.581198]  ? lapic_next_event+0x5a/0x90
[  920.585353]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  920.590903]  ? kvm_clock_read+0x18/0x30
[  920.594886]  ? kvm_sched_clock_read+0x9/0x20
[  920.599326]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  920.604890]  ? check_preemption_disabled+0x48/0x280
[  920.609922]  irq_exit+0x17f/0x1c0
[  920.613380]  smp_apic_timer_interrupt+0x1cb/0x760
[  920.618226]  ? smp_reschedule_interrupt+0x109/0x650
[  920.623251]  ? smp_call_function_single_interrupt+0x650/0x650
[  920.629169]  ? interrupt_entry+0xb5/0xc0
[  920.633237]  ? trace_hardirqs_off_caller+0xbb/0x310
[  920.638258]  ? trace_hardirqs_off_caller+0xbb/0x310
[  920.643300]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  920.648150]  ? trace_hardirqs_on_caller+0x310/0x310
[  920.653175]  ? trace_hardirqs_on_caller+0x310/0x310
[  920.658201]  ? task_prio+0x50/0x50
[  920.661748]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  920.667291]  ? check_preemption_disabled+0x48/0x280
[  920.672318]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  920.677176]  apic_timer_interrupt+0xf/0x20
[  920.681419]  </IRQ>
[  920.683691] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  920.688626] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  920.707546] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  920.715258] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  920.722544] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  920.729814] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  920.737080] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  920.744353] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  920.751682]  skb_clone+0x1bb/0x500
[  920.755248]  ? skb_split+0x11e0/0x11e0
[  920.759139]  ? check_preemption_disabled+0x48/0x280
[  920.764164]  ? __this_cpu_preempt_check+0x1c/0x20
[  920.769018]  ? __bpf_redirect+0x54b/0xb20
[  920.773195]  bpf_clone_redirect+0xb9/0x490
[  920.777476]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  920.782518]  ? __sched_text_start+0x8/0x8
[  920.786694]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  920.791467]  ? find_held_lock+0x36/0x1c0
[  920.795542]  ? lock_acquire+0x1ed/0x520
[  920.799521]  ? bpf_test_run+0x3cb/0x780
[  920.803503]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  920.809084]  ? check_preemption_disabled+0x48/0x280
[  920.814116]  ? kasan_check_read+0x11/0x20
[  920.818304]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  920.823585]  ? rcu_softirq_qs+0x20/0x20
[  920.827567]  ? preempt_schedule+0x4d/0x60
[  920.831721]  ? ___preempt_schedule+0x16/0x18
[  920.836149]  ? bpf_test_run+0x25d/0x780
[  920.840143]  ? netlink_diag_dump+0x2a0/0x2a0
[  920.844561]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  920.850107]  ? bpf_test_init.isra.10+0x70/0x100
[  920.854802]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  920.859574]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  920.864510]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  920.870052]  ? fput+0x130/0x1a0
[  920.873341]  ? __bpf_prog_get+0x9b/0x290
[  920.877416]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  920.882261]  ? bpf_prog_test_run+0x130/0x1a0
[  920.886701]  ? __x64_sys_bpf+0x3db/0x520
[  920.890773]  ? bpf_prog_get+0x20/0x20
[  920.894606]  ? do_syscall_64+0x1b9/0x820
[  920.898686]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  920.904060]  ? syscall_return_slowpath+0x5e0/0x5e0
[  920.909001]  ? trace_hardirqs_on_caller+0x310/0x310
[  920.914028]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  920.919053]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  920.925728]  ? __switch_to_asm+0x40/0x70
[  920.929791]  ? __switch_to_asm+0x34/0x70
[  920.933870]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  920.938734]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  920.944308] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  920.954798] syz-executor5 cpuset=syz5 mems_allowed=0
[  920.959922] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  920.967283] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  920.976635] Call Trace:
[  920.979239]  <IRQ>
[  920.981399]  dump_stack+0x244/0x39d
[  920.984657] oom_reaper: reaped process 6065 (syz-executor2), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB
[  920.985035]  ? dump_stack_print_info.cold.1+0x20/0x20
[  920.997614] rsyslogd invoked oom-killer: gfp_mask=0x6200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=0
[  921.000033]  warn_alloc.cold.116+0xb7/0x1bd
[  921.015589]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  921.020442]  ? lock_downgrade+0x900/0x900
[  921.024603]  ? trace_hardirqs_off+0xb8/0x310
[  921.029038]  ? trace_hardirqs_off+0xb8/0x310
[  921.033463]  __alloc_pages_slowpath+0x26e8/0x2e10
[  921.038350]  ? warn_alloc+0x120/0x120
[  921.042186]  ? warn_alloc+0x120/0x120
[  921.046002]  ? warn_alloc+0x120/0x120
[  921.049814]  ? print_usage_bug+0xc0/0xc0
[  921.053880]  ? clockevents_program_event+0x158/0x370
[  921.058994]  ? print_usage_bug+0xc0/0xc0
[  921.063241]  ? zap_class+0x640/0x640
[  921.066969]  ? pvclock_read_flags+0x160/0x160
[  921.071476]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  921.073997] rsyslogd cpuset=/ mems_allowed=0
[  921.077048]  ? should_fail+0x22d/0xd01
[  921.077062]  ? get_stack_info+0x37/0x142
[  921.077097]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  921.094517]  ? __lock_acquire+0x62f/0x4c20
[  921.098768]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  921.103872]  ? __lock_acquire+0x62f/0x4c20
[  921.108105]  ? should_fail+0x22d/0xd01
[  921.112009]  ? mark_held_locks+0x130/0x130
[  921.116252]  ? mark_held_locks+0x130/0x130
[  921.120713]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  921.125997]  ? rcu_softirq_qs+0x20/0x20
[  921.129974]  ? rcu_softirq_qs+0x20/0x20
[  921.133947]  ? unwind_dump+0x190/0x190
[  921.137843]  ? zap_class+0x640/0x640
[  921.141562]  ? print_usage_bug+0xc0/0xc0
[  921.145652]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  921.151196]  ? check_preemption_disabled+0x48/0x280
[  921.156225]  ? __lock_is_held+0xb5/0x140
[  921.160297]  __alloc_pages_nodemask+0xa80/0xde0
[  921.164969]  ? zap_class+0x640/0x640
[  921.168690]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  921.173732]  ? find_held_lock+0x36/0x1c0
[  921.177809]  ? ____cache_alloc_node+0x1c7/0x1e0
[  921.182484]  ? lock_downgrade+0x900/0x900
[  921.186654]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  921.192205]  cache_grow_begin+0xa5/0x8c0
[  921.196267]  ? do_raw_spin_unlock+0xa7/0x330
[  921.200689]  fallback_alloc+0x204/0x2e0
[  921.204683]  ____cache_alloc_node+0x1c7/0x1e0
[  921.209202]  kmem_cache_alloc_node+0xe3/0x730
[  921.213720]  ? pskb_put+0xb0/0xb0
[  921.217187]  __alloc_skb+0x119/0x770
[  921.220907]  ? netdev_alloc_frag+0x1f0/0x1f0
[  921.225320]  ? atomic_notifier_call_chain+0xc6/0x190
[  921.230428]  ? lock_downgrade+0x900/0x900
[  921.234580]  ? check_preemption_disabled+0x48/0x280
[  921.239605]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  921.244556]  ? kasan_check_read+0x11/0x20
[  921.248714]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  921.253998]  ? rcu_softirq_qs+0x20/0x20
[  921.257990]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  921.262402]  ? do_raw_write_trylock+0x270/0x270
[  921.267081]  __neigh_notify+0x8c/0x160
[  921.270973]  neigh_timer_handler+0x6cb/0xdf0
[  921.275388]  ? neigh_periodic_work+0xc60/0xc60
[  921.279975]  ? __lock_is_held+0xb5/0x140
[  921.284055]  call_timer_fn+0x272/0x920
[  921.287947]  ? neigh_periodic_work+0xc60/0xc60
[  921.292531]  ? process_timeout+0x40/0x40
[  921.296604]  ? __run_timers+0x7da/0xc70
[  921.300601]  ? _raw_spin_unlock_irq+0x27/0x80
[  921.305096]  ? _raw_spin_unlock_irq+0x27/0x80
[  921.309591]  ? neigh_periodic_work+0xc60/0xc60
[  921.314190]  ? lockdep_hardirqs_on+0x296/0x5b0
[  921.318777]  ? trace_hardirqs_on+0xbd/0x310
[  921.323102]  ? kasan_check_read+0x11/0x20
[  921.327265]  ? __run_timers+0x7da/0xc70
[  921.331243]  ? trace_hardirqs_off_caller+0x310/0x310
[  921.336363]  ? neigh_periodic_work+0xc60/0xc60
[  921.340948]  __run_timers+0x7e5/0xc70
[  921.344768]  ? timer_fixup_init+0x70/0x70
[  921.348918]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  921.353937]  ? zap_class+0x640/0x640
[  921.357671]  ? enqueue_hrtimer+0x1a5/0x560
[  921.361917]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  921.367116]  ? find_held_lock+0x36/0x1c0
[  921.371185]  ? zap_class+0x640/0x640
[  921.374907]  ? pvclock_read_flags+0x160/0x160
[  921.379404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  921.384945]  ? check_preemption_disabled+0x48/0x280
[  921.389973]  ? __lock_is_held+0xb5/0x140
[  921.394035]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  921.399577]  ? check_preemption_disabled+0x48/0x280
[  921.404599]  run_timer_softirq+0x52/0xb0
[  921.408680]  ? rcu_read_lock_sched_held+0x14f/0x180
[  921.413740]  __do_softirq+0x308/0xb7e
[  921.417562]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  921.422056]  ? lock_downgrade+0x900/0x900
[  921.426213]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  921.431325]  ? pvclock_read_flags+0x160/0x160
[  921.435855]  ? lapic_next_event+0x5a/0x90
[  921.440009]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  921.445553]  ? kvm_clock_read+0x18/0x30
[  921.449533]  ? kvm_sched_clock_read+0x9/0x20
[  921.453947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  921.459486]  ? check_preemption_disabled+0x48/0x280
[  921.464518]  irq_exit+0x17f/0x1c0
[  921.467981]  smp_apic_timer_interrupt+0x1cb/0x760
[  921.472823]  ? smp_reschedule_interrupt+0x109/0x650
[  921.477842]  ? smp_call_function_single_interrupt+0x650/0x650
[  921.483733]  ? interrupt_entry+0xb5/0xc0
[  921.487802]  ? trace_hardirqs_off_caller+0xbb/0x310
[  921.492817]  ? trace_hardirqs_off_caller+0xbb/0x310
[  921.497838]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  921.502683]  ? trace_hardirqs_on_caller+0x310/0x310
[  921.507713]  ? trace_hardirqs_on_caller+0x310/0x310
[  921.512729]  ? task_prio+0x50/0x50
[  921.516275]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  921.521816]  ? check_preemption_disabled+0x48/0x280
[  921.526844]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  921.531698]  apic_timer_interrupt+0xf/0x20
[  921.535936]  </IRQ>
[  921.538185] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  921.543118] Code: 7e 0f 85 cf fe ff ff e8 d6 cc 3d ff e9 c5 fe ff ff e8 3d 02 c3 ff 48 83 3d 55 4b 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 c0
[  921.562020] RSP: 0000:ffff88019bdb7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  921.569726] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  921.576998] RDX: 0000000000000000 RSI: ffff880190aeecc0 RDI: 0000000000000286
[  921.584300] RBP: ffff88019bdb7780 R08: ffff880190aee440 R09: 0000000000000000
[  921.591566] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  921.598836] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  921.606154]  skb_clone+0x1bb/0x500
[  921.609717]  ? skb_split+0x11e0/0x11e0
[  921.613606]  ? check_preemption_disabled+0x48/0x280
[  921.618670]  ? __this_cpu_preempt_check+0x1c/0x20
[  921.623547]  ? __bpf_redirect+0x54b/0xb20
[  921.627708]  bpf_clone_redirect+0xb9/0x490
[  921.631957]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  921.636980]  ? __sched_text_start+0x8/0x8
[  921.641146]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  921.645915]  ? find_held_lock+0x36/0x1c0
[  921.649989]  ? lock_acquire+0x1ed/0x520
[  921.653965]  ? bpf_test_run+0x3cb/0x780
[  921.657944]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  921.663487]  ? check_preemption_disabled+0x48/0x280
[  921.668517]  ? kasan_check_read+0x11/0x20
[  921.672682]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  921.677962]  ? rcu_softirq_qs+0x20/0x20
[  921.681956]  ? preempt_schedule+0x4d/0x60
[  921.686104]  ? ___preempt_schedule+0x16/0x18
[  921.690522]  ? bpf_test_run+0x25d/0x780
[  921.694515]  ? netlink_diag_dump+0x2a0/0x2a0
[  921.698929]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  921.704477]  ? bpf_test_init.isra.10+0x70/0x100
[  921.709155]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  921.713923]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  921.718768]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  921.724328]  ? fput+0x130/0x1a0
[  921.727614]  ? __bpf_prog_get+0x9b/0x290
[  921.731694]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  921.736535]  ? bpf_prog_test_run+0x130/0x1a0
[  921.740951]  ? __x64_sys_bpf+0x3db/0x520
[  921.745017]  ? bpf_prog_get+0x20/0x20
[  921.748849]  ? do_syscall_64+0x1b9/0x820
[  921.752911]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  921.758282]  ? syscall_return_slowpath+0x5e0/0x5e0
[  921.763226]  ? trace_hardirqs_on_caller+0x310/0x310
[  921.768243]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  921.773264]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  921.779933]  ? __switch_to_asm+0x40/0x70
[  921.783993]  ? __switch_to_asm+0x34/0x70
[  921.788077]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  921.792927]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  921.798319] CPU: 1 PID: 5911 Comm: rsyslogd Not tainted 4.20.0-rc1+ #152
[  921.798324] warn_alloc_show_mem: 1 callbacks suppressed
[  921.798333] Mem-Info:
[  921.805188] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  921.810554] active_anon:52257 inactive_anon:2925 isolated_anon:0
[  921.810554]  active_file:15 inactive_file:11 isolated_file:0
[  921.810554]  unevictable:0 dirty:0 writeback:0 unstable:0
[  921.810554]  slab_reclaimable:9209 slab_unreclaimable:1450453
[  921.810554]  mapped:40962 shmem:3962 pagetables:596 bounce:0
[  921.810554]  free:13880 free_pcp:480 free_cma:0
[  921.812924] Call Trace:
[  921.822327] Node 0 active_anon:209028kB inactive_anon:11700kB active_file:60kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163848kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  921.855369]  dump_stack+0x244/0x39d
[  921.857927] 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
[  921.885768]  ? dump_stack_print_info.cold.1+0x20/0x20
[  921.889371] lowmem_reserve[]: 0 2818 6321 6321
[  921.915476]  ? mark_held_locks+0x130/0x130
[  921.920635] Node 0 DMA32 free:25248kB 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:248kB local_pcp:248kB free_cma:0kB
[  921.925225]  ? mark_held_locks+0x130/0x130
[  921.929449] lowmem_reserve[]: 0 0 3503 3503
[  921.956945]  dump_header+0x27b/0xf72
[  921.961149] Node 0 Normal free:14364kB min:37364kB low:46704kB high:56044kB active_anon:209028kB inactive_anon:11700kB active_file:60kB inactive_file:44kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2384kB bounce:0kB free_pcp:1672kB local_pcp:252kB free_cma:0kB
[  921.965476]  ? pagefault_out_of_memory+0x197/0x197
[  921.969160] lowmem_reserve[]: 0 0 0 0
[  921.998510]  ? __lock_acquire+0x62f/0x4c20
[  922.003410] 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
[  922.007203]  ? percpu_ref_get_many+0x240/0x240
[  922.011413] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  922.024929]  ? print_usage_bug+0xc0/0xc0
[  922.029498] Node 0 Normal: 1311*4kB (UMEH) 577*8kB (UMEH) 192*16kB (UMH) 39*32kB (UMH) 1*64kB (H) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14372kB
[  922.044687]  ? zap_class+0x640/0x640
[  922.048730] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  922.063383]  ? print_usage_bug+0xc0/0xc0
[  922.067081] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  922.075902]  ? print_usage_bug+0xc0/0xc0
[  922.079940] 3988 total pagecache pages
[  922.088507]  ? zap_class+0x640/0x640
[  922.092551] 0 pages in swap cache
[  922.096436]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  922.100126] Swap cache stats: add 0, delete 0, find 0/0
[  922.103574]  ? find_held_lock+0x36/0x1c0
[  922.109083] Free swap  = 0kB
[  922.114445]  ? mark_held_locks+0xc7/0x130
[  922.118473] Total swap = 0kB
[  922.121483]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  922.125607] 1965979 pages RAM
[  922.128623]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  922.133706] 0 pages HighMem/MovableOnly
[  922.136803]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  922.141893] 342853 pages reserved
[  922.145859]  ? trace_hardirqs_on+0xbd/0x310
[  922.145887]  ? kasan_check_read+0x11/0x20
[  922.150442] 0 pages cma reserved
[  922.153892]  ? ___ratelimit+0x3b4/0x672
[  922.161513] net_ratelimit: 144 callbacks suppressed
[  922.161524] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  922.162326]  ? trace_hardirqs_off_caller+0x310/0x310
[  922.162346]  ? trace_hardirqs_on+0x310/0x310
[  922.190923]  ? lock_downgrade+0x900/0x900
[  922.195083]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  922.196210] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  922.200198]  ? ___ratelimit+0x3b9/0x672
[  922.210675] syz-executor5 cpuset=syz5 mems_allowed=0
[  922.214650]  ? idr_get_free+0xf70/0xf70
[  922.223721]  ? find_held_lock+0x36/0x1c0
[  922.227794]  oom_kill_process.cold.27+0x10/0x903
[  922.232598]  ? zap_class+0x640/0x640
[  922.236328]  ? check_preemption_disabled+0x48/0x280
[  922.241382]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  922.246373]  ? kasan_check_read+0x11/0x20
[  922.250534]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  922.255815]  ? oom_evaluate_task+0x540/0x540
[  922.260228]  ? find_held_lock+0x36/0x1c0
[  922.264298]  ? out_of_memory+0x974/0x1430
[  922.268448]  ? lock_downgrade+0x900/0x900
[  922.272612]  ? check_preemption_disabled+0x48/0x280
[  922.277650]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  922.282581]  ? kasan_check_read+0x11/0x20
[  922.286732]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  922.292008]  ? rcu_softirq_qs+0x20/0x20
[  922.295990]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  922.301525]  ? oom_evaluate_task+0x302/0x540
[  922.305939]  out_of_memory+0xa84/0x1430
[  922.309929]  ? oom_killer_disable+0x3a0/0x3a0
[  922.314429]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  922.319411]  ? __ww_mutex_check_waiters+0x160/0x160
[  922.324455]  __alloc_pages_slowpath+0x2354/0x2e10
[  922.329331]  ? warn_alloc+0x120/0x120
[  922.333141]  ? mark_held_locks+0x130/0x130
[  922.337393]  ? find_get_entry+0xaae/0x1120
[  922.341655]  ? filemap_map_pages+0x1a20/0x1a20
[  922.346250]  ? zap_class+0x640/0x640
[  922.349979]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  922.355524]  ? check_preemption_disabled+0x48/0x280
[  922.360542]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  922.366088]  ? should_fail+0x22d/0xd01
[  922.369982]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  922.375119]  ? zap_class+0x640/0x640
[  922.378869]  ? __lock_is_held+0xb5/0x140
[  922.382949]  ? mark_held_locks+0x130/0x130
[  922.387186]  ? lock_release+0xa00/0xa00
[  922.391172]  ? perf_trace_sched_process_exec+0x860/0x860
[  922.396631]  ? xa_load+0x2ba/0x460
[  922.400198]  ? lock_downgrade+0x900/0x900
[  922.404353]  ? __might_sleep+0x95/0x190
[  922.408339]  __alloc_pages_nodemask+0xa80/0xde0
[  922.413015]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  922.418038]  ? __page_cache_alloc+0x191/0x5c0
[  922.422538]  ? xa_load+0x2e1/0x460
[  922.426086]  ? xa_clear_mark+0x40/0x40
[  922.429978]  ? zap_class+0x640/0x640
[  922.433708]  ? zap_class+0x640/0x640
[  922.437423]  ? zap_class+0x640/0x640
[  922.441141]  ? __do_page_cache_readahead+0x663/0x810
[  922.446264]  ? find_held_lock+0x36/0x1c0
[  922.450335]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  922.455885]  alloc_pages_current+0x173/0x350
[  922.460308]  __page_cache_alloc+0x38c/0x5c0
[  922.464632]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  922.469575]  ? kasan_check_read+0x11/0x20
[  922.473728]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  922.479008]  ? generic_perform_write+0x6a0/0x6a0
[  922.483767]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  922.489309]  ? check_preemption_disabled+0x48/0x280
[  922.494336]  filemap_fault+0x1595/0x25f0
[  922.498416]  ? __lock_page_or_retry+0xa00/0xa00
[  922.503104]  ? mark_held_locks+0x130/0x130
[  922.507352]  ? filemap_map_pages+0xd6b/0x1a20
[  922.511852]  ? lock_downgrade+0x900/0x900
[  922.516034]  ? check_preemption_disabled+0x48/0x280
[  922.521054]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  922.525987]  ? kasan_check_read+0x11/0x20
[  922.530143]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  922.535426]  ? rcu_softirq_qs+0x20/0x20
[  922.539414]  ? filemap_map_pages+0xd92/0x1a20
[  922.543929]  ? find_get_entries_tag+0x1400/0x1400
[  922.548784]  ? __kernel_text_address+0xd/0x40
[  922.553282]  ? unwind_get_return_address+0x61/0xa0
[  922.558232]  ? lock_acquire+0x1ed/0x520
[  922.562206]  ? ext4_filemap_fault+0x7a/0xad
[  922.566535]  ? lock_release+0xa00/0xa00
[  922.570512]  ? perf_trace_sched_process_exec+0x860/0x860
[  922.575964]  ? print_usage_bug+0xc0/0xc0
[  922.580025]  ? print_usage_bug+0xc0/0xc0
[  922.584088]  ? __x64_sys_read+0x73/0xb0
[  922.588063]  ? print_usage_bug+0xc0/0xc0
[  922.592141]  ? down_read+0x8d/0x120
[  922.595771]  ? ext4_filemap_fault+0x7a/0xad
[  922.600097]  ? __down_interruptible+0x700/0x700
[  922.604780]  ext4_filemap_fault+0x82/0xad
[  922.608934]  __do_fault+0x100/0x6b0
[  922.612564]  ? trace_hardirqs_on+0xbd/0x310
[  922.616892]  ? pmd_devmap_trans_unstable+0x220/0x220
[  922.621998]  ? mark_held_locks+0x130/0x130
[  922.626247]  ? mark_held_locks+0x130/0x130
[  922.630483]  ? do_syslog+0x147b/0x1690
[  922.634388]  ? do_syslog+0x309/0x1690
[  922.638190]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  922.643735]  __handle_mm_fault+0x3ea0/0x5be0
[  922.648159]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  922.653009]  ? find_held_lock+0x36/0x1c0
[  922.657092]  ? zap_class+0x640/0x640
[  922.660813]  ? zap_class+0x640/0x640
[  922.664535]  ? find_held_lock+0x36/0x1c0
[  922.668619]  ? handle_mm_fault+0x42a/0xc70
[  922.672870]  ? lock_downgrade+0x900/0x900
[  922.677021]  ? check_preemption_disabled+0x48/0x280
[  922.682046]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  922.686982]  ? kasan_check_read+0x11/0x20
[  922.691136]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  922.696422]  ? rcu_softirq_qs+0x20/0x20
[  922.700408]  ? trace_hardirqs_off_caller+0x310/0x310
[  922.705513]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  922.711057]  ? check_preemption_disabled+0x48/0x280
[  922.716088]  handle_mm_fault+0x54f/0xc70
[  922.720172]  ? __handle_mm_fault+0x5be0/0x5be0
[  922.724763]  ? find_vma+0x34/0x190
[  922.728313]  __do_page_fault+0x5e8/0xe60
[  922.732374]  ? trace_hardirqs_off+0xb8/0x310
[  922.736784]  ? kernel_write+0x120/0x120
[  922.740775]  do_page_fault+0xf2/0x7e0
[  922.744582]  ? vmalloc_sync_all+0x30/0x30
[  922.748748]  ? error_entry+0x70/0xd0
[  922.752468]  ? trace_hardirqs_off_caller+0xbb/0x310
[  922.757484]  ? trace_hardirqs_on_caller+0xc0/0x310
[  922.762414]  ? syscall_return_slowpath+0x5e0/0x5e0
[  922.767345]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  922.772191]  ? trace_hardirqs_on_caller+0x310/0x310
[  922.777208]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  922.782671]  ? prepare_exit_to_usermode+0x291/0x3b0
[  922.787703]  ? page_fault+0x8/0x30
[  922.791248]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  922.796097]  ? page_fault+0x8/0x30
[  922.799661]  page_fault+0x1e/0x30
[  922.803117] RIP: 0033:0x7f0a530301fd
[  922.806852] Code: Bad RIP value.
[  922.810216] RSP: 002b:00007f0a505cfe30 EFLAGS: 00010293
[  922.815575] RAX: 00000000000000b9 RBX: 0000000002436650 RCX: 00007f0a530301fd
[  922.822841] RDX: 0000000000000fff RSI: 00007f0a51e045a0 RDI: 0000000000000004
[  922.830108] RBP: 0000000000000000 R08: 0000000002421260 R09: 0000000000000000
[  922.837376] R10: 6b205d3334343032 R11: 0000000000000293 R12: 000000000065e420
[  922.844652] R13: 00007f0a505d09c0 R14: 00007f0a53675040 R15: 0000000000000003
[  922.851952] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  922.859321] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  922.868680] Call Trace:
[  922.871284]  dump_stack+0x244/0x39d
[  922.874926]  ? dump_stack_print_info.cold.1+0x20/0x20
[  922.880140]  warn_alloc.cold.116+0xb7/0x1bd
[  922.884474]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  922.887732] Mem-Info:
[  922.889335]  ? lock_downgrade+0x900/0x900
[  922.891755] active_anon:52257 inactive_anon:2925 isolated_anon:0
[  922.891755]  active_file:14 inactive_file:12 isolated_file:0
[  922.891755]  unevictable:0 dirty:0 writeback:0 unstable:0
[  922.891755]  slab_reclaimable:9196 slab_unreclaimable:1450559
[  922.891755]  mapped:40962 shmem:3962 pagetables:596 bounce:0
[  922.891755]  free:13764 free_pcp:480 free_cma:0
[  922.895880]  ? trace_hardirqs_off+0xb8/0x310
[  922.895938]  ? trace_hardirqs_off+0xb8/0x310
[  922.929032] Node 0 active_anon:209028kB inactive_anon:11700kB active_file:56kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163848kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  922.933387]  __alloc_pages_slowpath+0x26e8/0x2e10
[  922.937791] 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
[  922.965656]  ? warn_alloc+0x120/0x120
[  922.965678]  ? warn_alloc+0x120/0x120
[  922.970521] lowmem_reserve[]: 0 2818 6321 6321
[  922.996647]  ? warn_alloc+0x120/0x120
[  922.996674]  ? print_usage_bug+0xc0/0xc0
[  922.996692]  ? print_usage_bug+0xc0/0xc0
[  923.000486] Node 0 DMA32 free:25248kB 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:248kB local_pcp:0kB free_cma:0kB
[  923.004280]  ? __kfree_skb+0x20/0x20
[  923.004306]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  923.004326]  ? should_fail+0x22d/0xd01
[  923.008883] lowmem_reserve[]: 0 0 3503 3503
[  923.012684]  ? __alloc_pages_slowpath+0x26e8/0x2e10
[  923.016757] Node 0 Normal free:13900kB min:37364kB low:46704kB high:56044kB active_anon:209028kB inactive_anon:11700kB active_file:56kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2384kB bounce:0kB free_pcp:1672kB local_pcp:1420kB free_cma:0kB
[  923.020785]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  923.048180] lowmem_reserve[]: 0 0 0 0
[  923.051846]  ? __lock_acquire+0x62f/0x4c20
[  923.057391] 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
[  923.061240]  ? should_fail+0x22d/0xd01
[  923.065560] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  923.070545]  ? mark_held_locks+0x130/0x130
[  923.070573]  ? mark_held_locks+0x130/0x130
[  923.099852] Node 0 Normal: 1289*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 34*32kB (UMH) 1*64kB (H) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13908kB
[  923.104914]  ? mark_held_locks+0x130/0x130
[  923.104937]  ? zap_class+0x640/0x640
[  923.108726] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  923.112949]  ? zap_class+0x640/0x640
[  923.126978] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  923.130839]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  923.146009] 3988 total pagecache pages
[  923.150220]  ? check_preemption_disabled+0x48/0x280
[  923.154459] 0 pages in swap cache
[  923.168662]  ? __lock_is_held+0xb5/0x140
[  923.168687]  __alloc_pages_nodemask+0xa80/0xde0
[  923.172903] Swap cache stats: add 0, delete 0, find 0/0
[  923.176606]  ? zap_class+0x640/0x640
[  923.176629]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  923.176671]  ? find_held_lock+0x36/0x1c0
[  923.185499] Free swap  = 0kB
[  923.189213]  ? ____cache_alloc_node+0x1c7/0x1e0
[  923.197782] Total swap = 0kB
[  923.203295]  ? lock_downgrade+0x900/0x900
[  923.207189] 1965979 pages RAM
[  923.212177]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  923.215650] 0 pages HighMem/MovableOnly
[  923.219712]  cache_grow_begin+0xa5/0x8c0
[  923.224376] 342853 pages reserved
[  923.229710]  ? do_raw_spin_unlock+0xa7/0x330
[  923.233418] 0 pages cma reserved
[  923.238434]  fallback_alloc+0x204/0x2e0
[  923.238459]  ____cache_alloc_node+0x1c7/0x1e0
[  923.242498] Unreclaimable slab info:
[  923.245516]  kmem_cache_alloc_node_trace+0xe7/0x740
[  923.245534]  ? save_stack+0xa9/0xd0
[  923.245561]  __kmalloc_node_track_caller+0x3c/0x70
[  923.250200] Name                      Used          Total
[  923.253219]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  923.257398] pid_2                      1KB         24KB
[  923.260447]  pskb_expand_head+0x230/0x10f0
[  923.266031] TIPC                      10KB         21KB
[  923.269930]  ? memcpy+0x45/0x50
[  923.273969] SCTPv6                    14KB         18KB
[  923.277409]  ? __copy_skb_header+0x350/0x6b0
[  923.277442]  ? skb_release_data+0x880/0x880
[  923.277474]  ? __alloc_skb+0x770/0x770
[  923.281865] DCCPv6                    17KB         21KB
[  923.285226]  ? __lock_is_held+0xb5/0x140
[  923.285251]  ? kasan_check_write+0x14/0x20
[  923.289203] DCCP                      16KB         20KB
[  923.293693]  ? __skb_clone+0x6c7/0xa00
[  923.297441] bridge_fdb_cache          22KB         23KB
[  923.302396]  ? __copy_skb_header+0x6b0/0x6b0
[  923.306028] fib6_nodes                86KB        104KB
[  923.310917]  ? kmem_cache_alloc+0x33a/0x730
[  923.310945]  skb_ensure_writable+0x3dd/0x640
[  923.316476] ip6_dst_cache            148KB        262KB
[  923.321198]  ? skb_checksum_setup+0xaa0/0xaa0
[  923.326565] RAWv6                     68KB         71KB
[  923.330766]  ? check_preemption_disabled+0x48/0x280
[  923.330789]  ? __this_cpu_preempt_check+0x1c/0x20
[  923.336158] UDPv6                      3KB          3KB
[  923.339403]  ? __bpf_redirect+0x54b/0xb20
[  923.344786] TCPv6                     23KB         23KB
[  923.349163]  bpf_clone_redirect+0x14a/0x490
[  923.353466] nf_conntrack             102KB        105KB
[  923.357349]  bpf_prog_bebbfe2050753572+0x8ce/0x1000
[  923.357375]  ? __sched_text_start+0x8/0x8
[  923.362746] sd_ext_cdb                 0KB          3KB
[  923.366768]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  923.366802]  ? find_held_lock+0x36/0x1c0
[  923.371020] scsi_sense_cache        1056KB       1060KB
[  923.376378]  ? lock_acquire+0x1ed/0x520
[  923.376396]  ? bpf_test_run+0x3cb/0x780
[  923.376416]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  923.380283] virtio_scsi_cmd           16KB         16KB
[  923.385637]  ? check_preemption_disabled+0x48/0x280
[  923.385680]  ? kasan_check_read+0x11/0x20
[  923.390066] sgpool-128                 8KB          8KB
[  923.395427]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  923.395442]  ? rcu_softirq_qs+0x20/0x20
[  923.395461]  ? preempt_schedule+0x4d/0x60
[  923.399763] sgpool-64                  4KB          6KB
[  923.404168]  ? ___preempt_schedule+0x16/0x18
[  923.409530] sgpool-32                  2KB          7KB
[  923.413995]  ? bpf_test_run+0x25d/0x780
[  923.419355] sgpool-16                  1KB          3KB
[  923.424352]  ? netlink_diag_dump+0x2a0/0x2a0
[  923.424373]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  923.429194] sgpool-8                   0KB          3KB
[  923.434548]  ? bpf_test_init.isra.10+0x70/0x100
[  923.434572]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  923.434599]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  923.438722] mqueue_inode_cache         10KB         21KB
[  923.444071]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  923.444091]  ? fput+0x130/0x1a0
[  923.448436] bio_post_read_ctx         14KB         15KB
[  923.453761]  ? __bpf_prog_get+0x9b/0x290
[  923.458812] bio-2                     14KB         15KB
[  923.462896]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  923.468259] jfs_mp                     7KB          7KB
[  923.472986]  ? bpf_prog_test_run+0x130/0x1a0
[  923.477074] nfs_commit_data            3KB          7KB
[  923.482385]  ? __x64_sys_bpf+0x3db/0x520
[  923.486363] nfs_write_data            32KB         32KB
[  923.490305]  ? bpf_prog_get+0x20/0x20
[  923.495869] ext4_system_zone           0KB          3KB
[  923.501201]  ? do_syscall_64+0x1b9/0x820
[  923.506218] bio-1                      1KB          3KB
[  923.510317]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  923.510337]  ? syscall_return_slowpath+0x5e0/0x5e0
[  923.515709] fasync_cache               0KB          8KB
[  923.520959]  ? trace_hardirqs_on_caller+0x310/0x310
[  923.524936] pid_namespace              2KB          7KB
[  923.529076]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  923.534455] rpc_buffers               17KB         19KB
[  923.538821]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  923.538839]  ? __switch_to_asm+0x40/0x70
[  923.544186] rpc_tasks                  2KB          3KB
[  923.548145]  ? __switch_to_asm+0x34/0x70
[  923.548167]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  923.548197]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  923.553544] UNIX                       9KB         14KB
[  923.557953] Mem-Info:
[  923.557995] active_anon:52257 inactive_anon:2925 isolated_anon:0
[  923.557995]  active_file:14 inactive_file:12 isolated_file:0
[  923.557995]  unevictable:0 dirty:0 writeback:0 unstable:0
[  923.557995]  slab_reclaimable:9196 slab_unreclaimable:1450559
[  923.557995]  mapped:40962 shmem:3962 pagetables:596 bounce:0
[  923.557995]  free:13764 free_pcp:480 free_cma:0
[  923.563498] ip4-frags                771KB        773KB
[  923.568864] Node 0 active_anon:209028kB inactive_anon:11700kB active_file:56kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163848kB dirty:0kB writeback:0kB shmem:15848kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 165888kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  923.568874] 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
[  923.573536] tcp_bind_bucket            1KB          4KB
[  923.578268] lowmem_reserve[]: 0 2818 6321 6321
[  923.578288] Node 0 DMA32 free:25248kB 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:248kB local_pcp:248kB free_cma:0kB
[  923.578332] lowmem_reserve[]: 0 0 3503 3503
[  923.583170] inet_peer_cache           19KB         20KB
[  923.588594] Node 0 Normal free:13900kB min:37364kB low:46704kB high:56044kB active_anon:209028kB inactive_anon:11700kB active_file:56kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2384kB bounce:0kB free_pcp:1672kB local_pcp:252kB free_cma:0kB
[  923.588648] lowmem_reserve[]: 0 0 0 0
[  923.594179] ip_fib_trie               11KB         19KB
[  923.597456] 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
[  923.602874] ip_fib_alias              52KB         71KB
[  923.606909] Node 0 DMA32: 2*4kB (M) 1*8kB (U) 3*16kB (UM) 3*32kB (M) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25248kB
[  923.612304] ip_dst_cache             992KB        992KB
[  923.617122] Node 0 Normal: 1289*4kB (UMEH) 570*8kB (UMEH) 190*16kB (MH) 34*32kB (UMH) 1*64kB (H) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13908kB
[  923.622521] RAW                       40KB         43KB
[  923.626912] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  923.626924] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  923.626930] 3988 total pagecache pages
[  923.626946] 0 pages in swap cache
[  923.632296] UDP                       16KB         26KB
[  923.636355] Swap cache stats: add 0, delete 0, find 0/0
[  923.636361] Free swap  = 0kB
[  923.636366] Total swap = 0kB
[  923.636372] 1965979 pages RAM
[  923.636377] 0 pages HighMem/MovableOnly
[  923.636388] 342853 pages reserved
[  923.641740] TCP                        8KB         11KB
[  923.645515] 0 pages cma reserved
[  923.646090] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  923.650903] hugetlbfs_inode_cache          2KB          7KB
[  923.654942] syz-executor5 cpuset=syz5 mems_allowed=0
[  923.654971] CPU: 0 PID: 12320 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #152
[  923.654981] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  923.654986] Call Trace:
[  923.655008]  dump_stack+0x244/0x39d
[  923.655030]  ? dump_stack_print_info.cold.1+0x20/0x20
[  923.655060]  warn_alloc.cold.116+0xb7/0x1bd
[  923.655078]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  923.655100]  ? lock_downgrade+0x900/0x900
[  923.655124]  ? trace_hardirqs_off+0xb8/0x310
[  923.655147]  ? trace_hardirqs_off+0xb8/0x310
[  923.655170]  __alloc_pages_slowpath+0x26e8/0x2e10
[  923.655216]  ? warn_alloc+0x120/0x120
[  923.655238]  ? warn_alloc+0x120/0x120
[  923.655259]  ? warn_alloc+0x120/0x120
[  923.655273]  ? __lock_is_held+0xb5/0x140
[  923.655289]  ? print_usage_bug+0xc0/0xc0
[  923.655310]  ? print_usage_bug+0xc0/0xc0
[  923.689473] fscache_cookie_jar          1KB          3KB
[  923.691677]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  923.698621] eventpoll_pwq              3KB         15KB
[  923.703686]  ? should_fail+0x22d/0xd01
[  923.707757] eventpoll_epi              6KB         27KB
[  923.713091]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  923.717163] inotify_inode_mark          5KB         31KB
[  923.721971]  ? __lock_acquire+0x62f/0x4c20
[  923.727342] request_queue            164KB        164KB
[  923.732678]  ? should_fail+0x22d/0xd01
[  923.735099] blkdev_ioc                 8KB         23KB
[  923.768146]  ? mark_held_locks+0x130/0x130
[  923.768173]  ? mark_held_locks+0x130/0x130
[  923.768192]  ? mark_held_locks+0x130/0x130
[  923.773541] bio-0                     61KB        153KB
[  923.801397]  ? zap_class+0x640/0x640
[  923.801427]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  923.801449]  ? check_preemption_disabled+0x48/0x280
[  923.827570] biovec-max              1204KB       1204KB
[  923.832914]  ? __lock_is_held+0xb5/0x140
[  923.837501] biovec-64                 40KB         47KB
[  923.864965]  __alloc_pages_nodemask+0xa80/0xde0
[  923.864983]  ? zap_class+0x640/0x640
[  923.865003]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  923.869307] biovec-16                  4KB          7KB
[  923.874683]  ? find_held_lock+0x36/0x1c0
[  923.874712]  ? ____cache_alloc_node+0x1c7/0x1e0
[  923.903867] bio_integrity_payload          1KB          3KB
[  923.907632]  ? lock_downgrade+0x900/0x900
[  923.907671]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  923.913011] khugepaged_mm_slot          0KB          7KB
[  923.926527]  cache_grow_begin+0xa5/0x8c0
[  923.926544]  ? do_raw_spin_unlock+0xa7/0x330
[  923.926567]  fallback_alloc+0x204/0x2e0
[  923.931925] dmaengine-unmap-256          2KB          6KB
[  923.947082]  ____cache_alloc_node+0x1c7/0x1e0
[  923.947110]  kmem_cache_alloc_node_trace+0xe7/0x740
[  923.952456] dmaengine-unmap-128          1KB          3KB