aoecmd_cfg+0x279/0x7f0
[  573.842192] (UM) 
[  573.845474]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  573.847685] 1*128kB (H) 
[  573.851320]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  573.853360] 0*256kB 
[  573.857688]  ? __lock_is_held+0xb5/0x140
[  573.860324] 1*512kB (H) 
[  573.865878]  discover_timer+0x50/0x60
[  573.868167] 0*1024kB 0*2048kB 
[  573.872241]  call_timer_fn+0x272/0x920
[  573.874891] 0*4096kB 
[  573.878686]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  573.881858] = 13976kB
[  573.885744]  ? process_timeout+0x40/0x40
[  573.888138] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  573.892980]  ? __run_timers+0x7da/0xc70
[  573.895368] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  573.895377] 4258 total pagecache pages
[  573.899438]  ? _raw_spin_unlock_irq+0x27/0x80
[  573.908257] 0 pages in swap cache
[  573.912226]  ? _raw_spin_unlock_irq+0x27/0x80
[  573.920782] Swap cache stats: add 0, delete 0, find 0/0
[  573.920792] Free swap  = 0kB
[  573.924684]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  573.929162] Total swap = 0kB
[  573.929171] 1965979 pages RAM
[  573.932628]  ? lockdep_hardirqs_on+0x296/0x5b0
[  573.937109] 0 pages HighMem/MovableOnly
[  573.942469]  ? trace_hardirqs_on+0xbd/0x310
[  573.945469] 342867 pages reserved
[  573.950327]  ? kasan_check_read+0x11/0x20
[  573.953321] 0 pages cma reserved
[  573.956423]  ? __run_timers+0x7da/0xc70
[  573.961204] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  573.964955]  ? trace_hardirqs_off_caller+0x310/0x310
[  573.969448] syz-fuzzer: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  573.972720]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  573.976839] syz-fuzzer cpuset=
[  573.980205]  __run_timers+0x7e5/0xc70
[  573.984156] /
[  573.990657]  ? timer_fixup_init+0x70/0x70
[  573.995745]  mems_allowed=0
[  574.005968]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  574.031521]  ? zap_class+0x640/0x640
[  574.035249]  ? enqueue_hrtimer+0x1a5/0x560
[  574.039488]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  574.044688]  ? find_held_lock+0x36/0x1c0
[  574.048761]  ? zap_class+0x640/0x640
[  574.052482]  ? pvclock_read_flags+0x160/0x160
[  574.056985]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  574.062524]  ? check_preemption_disabled+0x48/0x280
[  574.067568]  ? __lock_is_held+0xb5/0x140
[  574.071640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  574.077182]  ? check_preemption_disabled+0x48/0x280
[  574.082204]  run_timer_softirq+0x52/0xb0
[  574.086267]  ? rcu_read_lock_sched_held+0x14f/0x180
[  574.091284]  __do_softirq+0x308/0xb7e
[  574.095089]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  574.099590]  ? lock_downgrade+0x900/0x900
[  574.103744]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  574.108857]  ? pvclock_read_flags+0x160/0x160
[  574.113356]  ? lapic_next_event+0x5a/0x90
[  574.117510]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  574.123055]  ? kvm_clock_read+0x18/0x30
[  574.127030]  ? kvm_sched_clock_read+0x9/0x20
[  574.131446]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  574.136984]  ? check_preemption_disabled+0x48/0x280
[  574.142017]  irq_exit+0x17f/0x1c0
[  574.145479]  smp_apic_timer_interrupt+0x1cb/0x760
[  574.150325]  ? smp_reschedule_interrupt+0x109/0x650
[  574.155346]  ? smp_call_function_single_interrupt+0x650/0x650
[  574.161238]  ? interrupt_entry+0xb5/0xc0
[  574.165307]  ? trace_hardirqs_off_caller+0xbb/0x310
[  574.170321]  ? trace_hardirqs_off_caller+0xbb/0x310
[  574.175345]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  574.180191]  ? trace_hardirqs_on_caller+0x310/0x310
[  574.185211]  ? trace_hardirqs_on_caller+0x310/0x310
[  574.190237]  ? task_prio+0x50/0x50
[  574.193785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  574.199328]  ? check_preemption_disabled+0x48/0x280
[  574.204353]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  574.209209]  apic_timer_interrupt+0xf/0x20
[  574.213442]  </IRQ>
[  574.215687] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  574.221586] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  574.240495] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  574.248206] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  574.255471] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  574.262740] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  574.270009] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  574.277276] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  574.284601]  ? save_stack+0xa9/0xd0
[  574.288245]  __kmalloc_node_track_caller+0x33/0x70
[  574.293183]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  574.297945]  pskb_expand_head+0x230/0x10f0
[  574.302192]  ? memcpy+0x45/0x50
[  574.305477]  ? __copy_skb_header+0x350/0x6b0
[  574.309894]  ? skb_release_data+0x880/0x880
[  574.314220]  ? __alloc_skb+0x770/0x770
[  574.318121]  ? __lock_is_held+0xb5/0x140
[  574.322190]  ? kasan_check_write+0x14/0x20
[  574.326426]  ? __skb_clone+0x6c7/0xa00
[  574.330317]  ? __copy_skb_header+0x6b0/0x6b0
[  574.334728]  ? kmem_cache_alloc+0x33a/0x730
[  574.339063]  skb_ensure_writable+0x3dd/0x640
[  574.343478]  ? skb_checksum_setup+0xaa0/0xaa0
[  574.347974]  ? check_preemption_disabled+0x48/0x280
[  574.352997]  ? __this_cpu_preempt_check+0x1c/0x20
[  574.357848]  ? __bpf_redirect+0x54b/0xb20
[  574.362004]  ? __switch_to_asm+0x34/0x70
[  574.366084]  bpf_clone_redirect+0x14a/0x490
[  574.370420]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  574.375447]  ? __sched_text_start+0x8/0x8
[  574.379604]  ? retint_kernel+0x2d/0x2d
[  574.383503]  ? find_held_lock+0x36/0x1c0
[  574.387587]  ? lock_acquire+0x1ed/0x520
[  574.391576]  ? bpf_test_run+0x3cb/0x780
[  574.395568]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  574.401120]  ? check_preemption_disabled+0x48/0x280
[  574.406148]  ? kasan_check_read+0x11/0x20
[  574.410299]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  574.415595]  ? rcu_softirq_qs+0x20/0x20
[  574.419586]  ? preempt_schedule+0x4d/0x60
[  574.423736]  ? ___preempt_schedule+0x16/0x18
[  574.428158]  ? bpf_test_run+0x25d/0x780
[  574.432147]  ? netlink_diag_dump+0x2a0/0x2a0
[  574.436575]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  574.442132]  ? bpf_test_init.isra.10+0x70/0x100
[  574.446811]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  574.451596]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  574.456451]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  574.462002]  ? fput+0x130/0x1a0
[  574.465294]  ? __bpf_prog_get+0x9b/0x290
[  574.469366]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  574.474211]  ? bpf_prog_test_run+0x130/0x1a0
[  574.478634]  ? __x64_sys_bpf+0x3d8/0x520
[  574.482710]  ? bpf_prog_get+0x20/0x20
[  574.486533]  ? do_syscall_64+0x1b9/0x820
[  574.490617]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  574.495990]  ? syscall_return_slowpath+0x5e0/0x5e0
[  574.500927]  ? trace_hardirqs_on_caller+0x310/0x310
[  574.505948]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  574.510968]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  574.517641]  ? __switch_to_asm+0x40/0x70
[  574.521701]  ? __switch_to_asm+0x34/0x70
[  574.525771]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  574.530628]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  574.536016] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  574.536104] aoe: skb alloc failure
[  574.542692] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  574.542697] Call Trace:
[  574.542704]  <IRQ>
[  574.542723]  dump_stack+0x244/0x39d
[  574.542741]  ? dump_stack_print_info.cold.1+0x20/0x20
[  574.542768]  warn_alloc.cold.117+0xb7/0x1bd
[  574.546316] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  574.555707]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  574.558269] syz-executor4 cpuset=
[  574.560423]  ? lock_downgrade+0x900/0x900
[  574.564026] syz4
[  574.569223]  ? trace_hardirqs_off+0xb8/0x310
[  574.573523]  mems_allowed=0
[  574.584015]  ? trace_hardirqs_off+0xb8/0x310
[  574.610120]  __alloc_pages_slowpath+0x2660/0x2d70
[  574.614993]  ? zap_class+0x640/0x640
[  574.618756]  ? warn_alloc+0x120/0x120
[  574.622592]  ? mark_held_locks+0x130/0x130
[  574.626834]  ? warn_alloc+0x120/0x120
[  574.630642]  ? print_usage_bug+0xc0/0xc0
[  574.634707]  ? warn_alloc+0x120/0x120
[  574.638516]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  574.644065]  ? print_usage_bug+0xc0/0xc0
[  574.648144]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  574.653680]  ? should_fail+0x22d/0xd01
[  574.657583]  ? __lock_acquire+0x62f/0x4c20
[  574.661825]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  574.666933]  ? __lock_acquire+0x62f/0x4c20
[  574.671178]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  574.676278]  ? __lock_acquire+0x62f/0x4c20
[  574.680519]  ? should_fail+0x22d/0xd01
[  574.684433]  ? mark_held_locks+0x130/0x130
[  574.688676]  ? mark_held_locks+0x130/0x130
[  574.692910]  ? __lock_acquire+0x62f/0x4c20
[  574.697149]  ? find_held_lock+0x36/0x1c0
[  574.701214]  ? zap_class+0x640/0x640
[  574.704938]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  574.711005]  ? check_preemption_disabled+0x48/0x280
[  574.716039]  ? __lock_is_held+0xb5/0x140
[  574.720113]  __alloc_pages_nodemask+0xa80/0xde0
[  574.724784]  ? zap_class+0x640/0x640
[  574.728510]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  574.733545]  ? find_held_lock+0x36/0x1c0
[  574.737637]  ? ____cache_alloc_node+0x1c7/0x1e0
[  574.742308]  ? lock_downgrade+0x900/0x900
[  574.746466]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  574.752020]  cache_grow_begin+0xa5/0x8c0
[  574.756087]  ? do_raw_spin_unlock+0xa7/0x330
[  574.760511]  fallback_alloc+0x204/0x2e0
[  574.764494]  ____cache_alloc_node+0x1c7/0x1e0
[  574.768999]  __kmalloc+0x208/0x760
[  574.772560]  ? __neigh_create+0x30b/0x2130
[  574.776809]  __neigh_create+0x30b/0x2130
[  574.780875]  ? __local_bh_enable_ip+0x160/0x260
[  574.785561]  ? __local_bh_enable_ip+0x160/0x260
[  574.790248]  ? mark_held_locks+0x130/0x130
[  574.794488]  ? __local_bh_enable_ip+0x160/0x260
[  574.799166]  ? neigh_hash_alloc+0x1e0/0x1e0
[  574.803492]  ? zap_class+0x640/0x640
[  574.807212]  ? trace_hardirqs_on+0xbd/0x310
[  574.811534]  ? mark_held_locks+0xc7/0x130
[  574.815699]  ? ip6t_do_table+0xd9e/0x1d30
[  574.819854]  ? trace_hardirqs_off_caller+0x310/0x310
[  574.824959]  ? __local_bh_enable_ip+0x160/0x260
[  574.829634]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  574.835184]  ? lock_acquire+0x1ed/0x520
[  574.839160]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  574.844700]  ? check_preemption_disabled+0x48/0x280
[  574.849728]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  574.855276]  ? rcu_pm_notify+0xc0/0xc0
[  574.859167]  ? zap_class+0x640/0x640
[  574.862883]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  574.868094]  ip6_finish_output2+0xa59/0x27a0
[  574.872569]  ? ip6_copy_metadata+0xe30/0xe30
[  574.876988]  ? ip6_mtu+0x39c/0x520
[  574.880532]  ? lock_downgrade+0x900/0x900
[  574.884694]  ? check_preemption_disabled+0x48/0x280
[  574.889723]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  574.894658]  ? kasan_check_read+0x11/0x20
[  574.898809]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  574.904095]  ? rcu_softirq_qs+0x20/0x20
[  574.908089]  ? ip6_mtu+0x160/0x520
[  574.911632]  ? find_match+0x10a0/0x10a0
[  574.915610]  ? kasan_check_read+0x11/0x20
[  574.919767]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  574.925061]  ip6_finish_output+0x58c/0xc60
[  574.929306]  ? ip6_finish_output+0x58c/0xc60
[  574.933723]  ip6_output+0x232/0x9d0
[  574.937359]  ? ip6_finish_output+0xc60/0xc60
[  574.941779]  ? ip6_fragment+0x38e0/0x38e0
[  574.945931]  ? __lock_is_held+0xb5/0x140
[  574.950006]  ndisc_send_skb+0x1005/0x1570
[  574.954171]  ? nf_hook.constprop.33+0x860/0x860
[  574.958847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  574.964392]  ? refcount_sub_and_test_checked+0x203/0x310
[  574.969851]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  574.975316]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  574.980867]  ndisc_send_rs+0x134/0x6e0
[  574.984762]  addrconf_rs_timer+0x314/0x690
[  574.989007]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  574.993263]  call_timer_fn+0x272/0x920
[  574.997154]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  575.001395]  ? process_timeout+0x40/0x40
[  575.005475]  ? mark_held_locks+0xc7/0x130
[  575.009634]  ? _raw_spin_unlock_irq+0x27/0x80
[  575.014132]  ? _raw_spin_unlock_irq+0x27/0x80
[  575.018628]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  575.022864]  ? lockdep_hardirqs_on+0x296/0x5b0
[  575.027454]  ? trace_hardirqs_on+0xbd/0x310
[  575.031778]  ? kasan_check_read+0x11/0x20
[  575.035929]  ? __run_timers+0x7da/0xc70
[  575.039908]  ? trace_hardirqs_off_caller+0x310/0x310
[  575.045021]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  575.049261]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  575.053500]  __run_timers+0x7e5/0xc70
[  575.057318]  ? timer_fixup_init+0x70/0x70
[  575.061470]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  575.066490]  ? zap_class+0x640/0x640
[  575.070210]  ? print_usage_bug+0xc0/0xc0
[  575.074280]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  575.079479]  ? find_held_lock+0x36/0x1c0
[  575.083546]  ? zap_class+0x640/0x640
[  575.087278]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  575.092821]  ? check_preemption_disabled+0x48/0x280
[  575.097852]  ? __lock_is_held+0xb5/0x140
[  575.101924]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  575.107468]  ? check_preemption_disabled+0x48/0x280
[  575.112491]  run_timer_softirq+0x52/0xb0
[  575.116566]  ? rcu_read_lock_sched_held+0x14f/0x180
[  575.121594]  __do_softirq+0x308/0xb7e
[  575.125402]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  575.129900]  ? lock_downgrade+0x900/0x900
[  575.134052]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  575.139171]  ? pvclock_read_flags+0x160/0x160
[  575.143675]  ? lapic_next_event+0x5a/0x90
[  575.147832]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  575.153377]  ? kvm_clock_read+0x18/0x30
[  575.157357]  ? kvm_sched_clock_read+0x9/0x20
[  575.161771]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  575.167313]  ? check_preemption_disabled+0x48/0x280
[  575.172343]  irq_exit+0x17f/0x1c0
[  575.175803]  smp_apic_timer_interrupt+0x1cb/0x760
[  575.180651]  ? smp_reschedule_interrupt+0x109/0x650
[  575.185685]  ? smp_call_function_single_interrupt+0x650/0x650
[  575.191576]  ? interrupt_entry+0xb5/0xc0
[  575.195641]  ? trace_hardirqs_off_caller+0xbb/0x310
[  575.200659]  ? trace_hardirqs_off_caller+0xbb/0x310
[  575.205681]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  575.210525]  ? trace_hardirqs_on_caller+0x310/0x310
[  575.215562]  ? trace_hardirqs_on_caller+0x310/0x310
[  575.220591]  ? task_prio+0x50/0x50
[  575.224140]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  575.229678]  ? check_preemption_disabled+0x48/0x280
[  575.234703]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  575.239566]  apic_timer_interrupt+0xf/0x20
[  575.243802]  </IRQ>
[  575.246042] RIP: 0010:console_unlock+0xffa/0x1160
[  575.250888] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  575.269789] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  575.277500] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  575.284770] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  575.292038] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  575.299309] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  575.306578] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  575.313872]  ? netconsole_netdev_event+0x280/0x280
[  575.318816]  ? console_unlock+0xff1/0x1160
[  575.323088]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  575.327756]  ? vprintk_emit+0x7f7/0x930
[  575.331736]  ? lock_release+0xa00/0xa00
[  575.335713]  ? trace_hardirqs_off_caller+0x300/0x310
[  575.340817]  ? vprintk_default+0x28/0x30
[  575.344879]  ? trace_hardirqs_off_caller+0x310/0x310
[  575.349990]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  575.355538]  vprintk_emit+0x33d/0x930
[  575.359357]  ? wake_up_klogd+0x180/0x180
[  575.363434]  ? find_held_lock+0x31/0x1c0
[  575.367506]  ? mark_held_locks+0xc7/0x130
[  575.371659]  ? _raw_spin_unlock_irq+0x27/0x80
[  575.376155]  ? _raw_spin_unlock_irq+0x27/0x80
[  575.380660]  vprintk_default+0x28/0x30
[  575.384556]  vprintk_func+0x7e/0x181
[  575.388277]  printk+0xa7/0xcf
[  575.391384]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  575.396146]  ? _raw_spin_unlock_irq+0x60/0x80
[  575.400657]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  575.405949]  dump_header+0x7cc/0xf72
[  575.409680]  ? pagefault_out_of_memory+0x197/0x197
[  575.414620]  ? zap_class+0x640/0x640
[  575.418338]  ? percpu_ref_get_many+0x240/0x240
[  575.422924]  ? print_usage_bug+0xc0/0xc0
[  575.426985]  ? print_usage_bug+0xc0/0xc0
[  575.431084]  ? zap_class+0x640/0x640
[  575.434809]  ? print_usage_bug+0xc0/0xc0
[  575.438881]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  575.444428]  ? find_held_lock+0x36/0x1c0
[  575.448504]  ? mark_held_locks+0xc7/0x130
[  575.452661]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  575.457768]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  575.462876]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  575.467467]  ? trace_hardirqs_on+0xbd/0x310
[  575.471794]  ? kasan_check_read+0x11/0x20
[  575.475940]  ? ___ratelimit+0x3b4/0x672
[  575.479922]  ? trace_hardirqs_off_caller+0x310/0x310
[  575.485032]  ? trace_hardirqs_on+0x310/0x310
[  575.489445]  ? lock_downgrade+0x900/0x900
[  575.493606]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  575.498710]  ? ___ratelimit+0x3b9/0x672
[  575.502687]  ? idr_get_free+0xec0/0xec0
[  575.506683]  ? find_held_lock+0x36/0x1c0
[  575.510770]  oom_kill_process.cold.27+0x10/0x903
[  575.515531]  ? zap_class+0x640/0x640
[  575.519258]  ? check_preemption_disabled+0x48/0x280
[  575.524282]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  575.529217]  ? kasan_check_read+0x11/0x20
[  575.533372]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  575.538651]  ? oom_evaluate_task+0x540/0x540
[  575.543066]  ? find_held_lock+0x36/0x1c0
[  575.547150]  ? out_of_memory+0x974/0x1430
[  575.551305]  ? lock_downgrade+0x900/0x900
[  575.555454]  ? check_preemption_disabled+0x48/0x280
[  575.560490]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  575.565430]  ? kasan_check_read+0x11/0x20
[  575.569592]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  575.574884]  ? rcu_softirq_qs+0x20/0x20
[  575.578872]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  575.584420]  ? oom_evaluate_task+0x302/0x540
[  575.588839]  out_of_memory+0xa84/0x1430
[  575.592831]  ? oom_killer_disable+0x3a0/0x3a0
[  575.597335]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  575.602639]  ? __mutex_add_waiter+0x2a0/0x2a0
[  575.607154]  __alloc_pages_slowpath+0x22d4/0x2d70
[  575.612031]  ? warn_alloc+0x120/0x120
[  575.615834]  ? rcu_softirq_qs+0x20/0x20
[  575.619841]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  575.625379]  ? should_fail+0x22d/0xd01
[  575.629274]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  575.634383]  ? zap_class+0x640/0x640
[  575.638134]  ? __lock_is_held+0xb5/0x140
[  575.642214]  ? mark_held_locks+0x130/0x130
[  575.646459]  ? lock_release+0xa00/0xa00
[  575.650437]  ? perf_trace_sched_process_exec+0x860/0x860
[  575.655903]  ? __might_sleep+0x95/0x190
[  575.659889]  __alloc_pages_nodemask+0xa80/0xde0
[  575.664577]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  575.669600]  ? __page_cache_alloc+0x191/0x5c0
[  575.674104]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  575.679046]  ? kasan_check_read+0x11/0x20
[  575.683205]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  575.688490]  ? zap_class+0x640/0x640
[  575.692221]  ? zap_class+0x640/0x640
[  575.695940]  ? zap_class+0x640/0x640
[  575.699663]  ? __do_page_cache_readahead+0x7ce/0x980
[  575.704775]  ? find_held_lock+0x36/0x1c0
[  575.708854]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  575.714403]  alloc_pages_current+0x173/0x350
[  575.718824]  __page_cache_alloc+0x38c/0x5c0
[  575.723149]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  575.728085]  ? kasan_check_read+0x11/0x20
[  575.732240]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  575.737524]  ? generic_perform_write+0x6a0/0x6a0
[  575.742293]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  575.747836]  ? check_preemption_disabled+0x48/0x280
[  575.752871]  filemap_fault+0x1594/0x25f0
[  575.756950]  ? __lock_page_or_retry+0xa00/0xa00
[  575.761628]  ? mark_held_locks+0x130/0x130
[  575.765870]  ? rcu_softirq_qs+0x20/0x20
[  575.769865]  ? filemap_map_pages+0xe04/0x1990
[  575.774387]  ? __free_object+0x173/0x340
[  575.778469]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  575.783407]  ? trace_hardirqs_off_caller+0x310/0x310
[  575.788514]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  575.793203]  ? debug_object_free+0x32d/0x690
[  575.797613]  ? kasan_check_read+0x11/0x20
[  575.801768]  ? debug_object_destroy+0x2b0/0x2b0
[  575.806441]  ? lock_pi_update_atomic+0x150/0x150
[  575.811204]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  575.816762]  ? __hrtimer_init+0xdb/0x240
[  575.820840]  ? lock_acquire+0x1ed/0x520
[  575.824818]  ? ext4_filemap_fault+0x7a/0xad
[  575.829151]  ? lock_release+0xa00/0xa00
[  575.833129]  ? perf_trace_sched_process_exec+0x860/0x860
[  575.838595]  ? print_usage_bug+0xc0/0xc0
[  575.842662]  ? print_usage_bug+0xc0/0xc0
[  575.846745]  ? down_read+0x8d/0x120
[  575.850371]  ? ext4_filemap_fault+0x7a/0xad
[  575.854696]  ? __down_interruptible+0x700/0x700
[  575.859377]  ext4_filemap_fault+0x82/0xad
[  575.863534]  __do_fault+0x100/0x6b0
[  575.867179]  ? pmd_devmap_trans_unstable+0x220/0x220
[  575.872289]  ? mark_held_locks+0x130/0x130
[  575.876526]  ? mark_held_locks+0x130/0x130
[  575.880773]  ? debug_smp_processor_id+0x1c/0x20
[  575.885455]  ? perf_trace_lock+0x14d/0x7a0
[  575.889698]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  575.895246]  __handle_mm_fault+0x307c/0x5920
[  575.899659]  ? perf_trace_lock+0x7a0/0x7a0
[  575.903904]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  575.908747]  ? lock_is_held_type+0x210/0x210
[  575.913164]  ? ksys_dup3+0x680/0x680
[  575.916886]  ? __switch_to_asm+0x34/0x70
[  575.920962]  ? zap_class+0x640/0x640
[  575.924702]  ? zap_class+0x640/0x640
[  575.928417]  ? __x64_sys_futex+0x53e/0x6a0
[  575.932667]  ? find_held_lock+0x36/0x1c0
[  575.936740]  ? handle_mm_fault+0x42a/0xc70
[  575.940985]  ? lock_downgrade+0x900/0x900
[  575.945133]  ? check_preemption_disabled+0x48/0x280
[  575.950158]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  575.955102]  ? kasan_check_read+0x11/0x20
[  575.959255]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  575.964539]  ? rcu_softirq_qs+0x20/0x20
[  575.968531]  ? trace_hardirqs_off_caller+0x310/0x310
[  575.973658]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  575.979204]  ? check_preemption_disabled+0x48/0x280
[  575.984237]  handle_mm_fault+0x54f/0xc70
[  575.988310]  ? __handle_mm_fault+0x5920/0x5920
[  575.992901]  ? find_vma+0x34/0x190
[  575.996455]  __do_page_fault+0x5e8/0xe60
[  576.000517]  ? trace_hardirqs_off+0xb8/0x310
[  576.004948]  do_page_fault+0xf2/0x7e0
[  576.008751]  ? vmalloc_sync_all+0x30/0x30
[  576.012908]  ? error_entry+0x70/0xd0
[  576.016624]  ? trace_hardirqs_off_caller+0xbb/0x310
[  576.021645]  ? trace_hardirqs_on_caller+0xc0/0x310
[  576.026584]  ? syscall_return_slowpath+0x5e0/0x5e0
[  576.031515]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  576.036369]  ? trace_hardirqs_on_caller+0x310/0x310
[  576.041391]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  576.046847]  ? prepare_exit_to_usermode+0x291/0x3b0
[  576.051876]  ? page_fault+0x8/0x30
[  576.055421]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  576.060286]  ? page_fault+0x8/0x30
[  576.063830]  page_fault+0x1e/0x30
[  576.067287] RIP: 0033:0x40f9c0
[  576.070496] Code: Bad RIP value.
[  576.073856] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  576.079235] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  576.086503] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  576.093776] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  576.101044] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  576.108316] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  576.115614] warn_alloc_show_mem: 1 callbacks suppressed
[  576.115626] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  576.115628] Mem-Info:
[  576.115659] active_anon:55033 inactive_anon:131 isolated_anon:0
[  576.115659]  active_file:10 inactive_file:13 isolated_file:2
[  576.115659]  unevictable:0 dirty:0 writeback:0 unstable:0
[  576.115659]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  576.115659]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  576.115659]  free:13778 free_pcp:355 free_cma:0
[  576.121006] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  576.127938] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  576.130342] Call Trace:
[  576.163299] Node 0 
[  576.172648]  <IRQ>
[  576.200338] 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
[  576.202905]  dump_stack+0x244/0x39d
[  576.205121] lowmem_reserve[]:
[  576.207270]  ? dump_stack_print_info.cold.1+0x20/0x20
[  576.232752]  0
[  576.236391]  warn_alloc.cold.117+0xb7/0x1bd
[  576.239467]  2818
[  576.244653]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  576.246437]  6321
[  576.250789]  ? lock_downgrade+0x900/0x900
[  576.252832]  6321
[  576.257675]  ? trace_hardirqs_off+0xb8/0x310
[  576.259714] Node 0 
[  576.263863]  ? trace_hardirqs_off+0xb8/0x310
[  576.265931] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  576.270321]  __alloc_pages_slowpath+0x2660/0x2d70
[  576.272528] lowmem_reserve[]:
[  576.276964]  ? native_queued_spin_lock_slowpath+0x1ec/0x13d0
[  576.303645]  0 0
[  576.308512]  ? warn_alloc+0x120/0x120
[  576.311583]  3503 3503
[  576.317392]  ? __lock_acquire+0x62f/0x4c20
[  576.323152]  ? __lock_acquire+0x62f/0x4c20
[  576.325629] Node 0 
[  576.329865]  ? warn_alloc+0x120/0x120
[  576.334105] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  576.336311]  ? print_usage_bug+0xc0/0xc0
[  576.340092] lowmem_reserve[]:
[  576.368466]  ? warn_alloc+0x120/0x120
[  576.372511]  0
[  576.375618]  ? print_usage_bug+0xc0/0xc0
[  576.379393]  0
[  576.381197]  ? mark_held_locks+0x130/0x130
[  576.385235]  0
[  576.387034]  ? mark_held_locks+0x130/0x130
[  576.391243]  0
[  576.393051]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  576.399061]  ? should_fail+0x22d/0xd01
[  576.404590] Node 0 
[  576.408469]  ? zap_class+0x640/0x640
[  576.408480] DMA: 
[  576.410710]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  576.414405] 1*4kB 
[  576.416465]  ? __lock_acquire+0x62f/0x4c20
[  576.421545] (U) 
[  576.423708]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  576.427916] 0*8kB 0*16kB 
[  576.429902]  ? should_fail+0x22d/0xd01
[  576.434984] 1*32kB 
[  576.437746]  ? mark_held_locks+0x130/0x130
[  576.441605] (U) 
[  576.443841]  ? mark_held_locks+0x130/0x130
[  576.448052] 2*64kB 
[  576.450029]  ? lock_downgrade+0x900/0x900
[  576.454239] (U) 
[  576.456479]  ? zap_class+0x640/0x640
[  576.460605] 1*128kB 
[  576.462588]  ? zap_class+0x640/0x640
[  576.466271] (U) 1*256kB 
[  576.468610]  ? zap_class+0x640/0x640
[  576.472302] (U) 
[  576.474974]  ? do_raw_spin_unlock+0xa7/0x330
[  576.478665] 0*512kB 
[  576.480642]  ? trace_hardirqs_on+0x310/0x310
[  576.485031] 1*1024kB 
[  576.487355]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  576.491731] (U) 1*2048kB 
[  576.494163]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  576.499704] (M) 
[  576.502461]  ? check_preemption_disabled+0x48/0x280
[  576.507981] 3*4096kB 
[  576.509967]  ? __lock_is_held+0xb5/0x140
[  576.514956] (M) 
[  576.517369]  __alloc_pages_nodemask+0xa80/0xde0
[  576.521399] = 15908kB
[  576.521409] Node 0 
[  576.523383]  ? zap_class+0x640/0x640
[  576.528030] DMA32: 
[  576.530444]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  576.532659] 5*4kB 
[  576.536377]  ? find_held_lock+0x36/0x1c0
[  576.538592] (MH) 
[  576.543621]  ? ____cache_alloc_node+0x1c7/0x1e0
[  576.545745] 1*8kB 
[  576.549803]  ? lock_downgrade+0x900/0x900
[  576.551850] (U) 
[  576.556526]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  576.558658] 3*16kB 
[  576.562806]  cache_grow_begin+0xa5/0x8c0
[  576.564759] (MH) 
[  576.570293]  ? do_raw_spin_unlock+0xa7/0x330
[  576.572511] 2*32kB 
[  576.576589]  fallback_alloc+0x204/0x2e0
[  576.578626] (MH) 
[  576.583040]  ____cache_alloc_node+0x1c7/0x1e0
[  576.585256] 4*64kB 
[  576.589231]  kmem_cache_alloc_node+0xe3/0x730
[  576.591278] (MH) 
[  576.595778]  ? __kmalloc_node_track_caller+0x47/0x70
[  576.597997] 4*128kB 
[  576.602493]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  576.604544] (M) 
[  576.609679]  __alloc_skb+0x119/0x770
[  576.611984] 3*256kB 
[  576.617527]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  576.619480] (M) 
[  576.623195]  ? netdev_alloc_frag+0x1f0/0x1f0
[  576.625501] 4*512kB 
[  576.630868]  ? vprintk_default+0x28/0x30
[  576.632823] (UM) 
[  576.637227]  ? vprintk_func+0x85/0x181
[  576.639533] 3*1024kB 
[  576.643601]  ? printk+0xa7/0xcf
[  576.645648] (UM) 
[  576.649534]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  576.651934] 3*2048kB 
[  576.655218]  new_skb+0x26/0x1c0
[  576.657252] (UM) 
[  576.662005]  aoecmd_cfg+0x279/0x7f0
[  576.664397] 3*4096kB 
[  576.667684]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  576.669727] (M) 
[  576.673364]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  576.675756] = 25228kB
[  576.680086]  ? __lock_is_held+0xb5/0x140
[  576.682043] Node 0 
[  576.687599]  discover_timer+0x50/0x60
[  576.689994] Normal: 
[  576.694055]  call_timer_fn+0x272/0x920
[  576.696269] 1142*4kB 
[  576.700066]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  576.702375] (MEH) 
[  576.706262]  ? process_timeout+0x40/0x40
[  576.709130] 440*8kB (UMEH) 
[  576.713990]  ? __run_timers+0x7da/0xc70
[  576.714010]  ? _raw_spin_unlock_irq+0x27/0x80
[  576.716144] 198*16kB 
[  576.720212]  ? _raw_spin_unlock_irq+0x27/0x80
[  576.723133] (UME) 53*32kB 
[  576.727124]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  576.731595] (UMEH) 
[  576.734010]  ? lockdep_hardirqs_on+0x296/0x5b0
[  576.738479] 6*64kB (UM) 
[  576.741339]  ? trace_hardirqs_on+0xbd/0x310
[  576.746163] 1*128kB 
[  576.748409]  ? kasan_check_read+0x11/0x20
[  576.752969] (H) 
[  576.755647]  ? __run_timers+0x7da/0xc70
[  576.759945] 0*256kB 
[  576.762268]  ? trace_hardirqs_off_caller+0x310/0x310
[  576.766395] 1*512kB (H) 
[  576.768398]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  576.772343] 0*1024kB 
[  576.774671]  __run_timers+0x7e5/0xc70
[  576.779753] 0*2048kB 
[  576.782432]  ? timer_fixup_init+0x70/0x70
[  576.787245] 0*4096kB 
[  576.789658]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  576.793436] = 13976kB
[  576.795850]  ? zap_class+0x640/0x640
[  576.799983] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  576.802388]  ? enqueue_hrtimer+0x1a5/0x560
[  576.807386] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  576.807396] 4258 total pagecache pages
[  576.809811]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  576.813512] 0 pages in swap cache
[  576.822351]  ? find_held_lock+0x36/0x1c0
[  576.826574] Swap cache stats: add 0, delete 0, find 0/0
[  576.835159]  ? zap_class+0x640/0x640
[  576.839030] Free swap  = 0kB
[  576.844224]  ? pvclock_read_flags+0x160/0x160
[  576.847650] Total swap = 0kB
[  576.847659] 1965979 pages RAM
[  576.851727]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  576.857060] 0 pages HighMem/MovableOnly
[  576.857070] 342867 pages reserved
[  576.860789]  ? check_preemption_disabled+0x48/0x280
[  576.863779] 0 pages cma reserved
[  576.864190] syz-fuzzer: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  576.868290]  ? __lock_is_held+0xb5/0x140
[  576.871291] syz-fuzzer cpuset=
[  576.874403]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  576.879916] /
[  576.883889]  ? check_preemption_disabled+0x48/0x280
[  576.887323]  mems_allowed=0
[  576.892335]  run_timer_softirq+0x52/0xb0
[  576.932347]  ? rcu_read_lock_sched_held+0x14f/0x180
[  576.937376]  __do_softirq+0x308/0xb7e
[  576.941187]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  576.945689]  ? lock_downgrade+0x900/0x900
[  576.949843]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  576.954963]  ? pvclock_read_flags+0x160/0x160
[  576.959468]  ? lapic_next_event+0x5a/0x90
[  576.963625]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  576.969171]  ? kvm_clock_read+0x18/0x30
[  576.973148]  ? kvm_sched_clock_read+0x9/0x20
[  576.977568]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  576.983126]  ? check_preemption_disabled+0x48/0x280
[  576.988157]  irq_exit+0x17f/0x1c0
[  576.991620]  smp_apic_timer_interrupt+0x1cb/0x760
[  576.996466]  ? smp_reschedule_interrupt+0x109/0x650
[  577.001486]  ? smp_call_function_single_interrupt+0x650/0x650
[  577.007375]  ? interrupt_entry+0xb5/0xc0
[  577.011441]  ? trace_hardirqs_off_caller+0xbb/0x310
[  577.016463]  ? trace_hardirqs_off_caller+0xbb/0x310
[  577.021487]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  577.026335]  ? trace_hardirqs_on_caller+0x310/0x310
[  577.031356]  ? trace_hardirqs_on_caller+0x310/0x310
[  577.036375]  ? task_prio+0x50/0x50
[  577.039921]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  577.045467]  ? check_preemption_disabled+0x48/0x280
[  577.050496]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  577.055353]  apic_timer_interrupt+0xf/0x20
[  577.059591]  </IRQ>
[  577.061838] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  577.067731] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  577.086636] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  577.094348] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  577.101621] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  577.108894] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  577.116169] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  577.123443] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  577.130761]  ? save_stack+0xa9/0xd0
[  577.134405]  __kmalloc_node_track_caller+0x33/0x70
[  577.139350]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  577.144115]  pskb_expand_head+0x230/0x10f0
[  577.148359]  ? memcpy+0x45/0x50
[  577.151647]  ? __copy_skb_header+0x350/0x6b0
[  577.156061]  ? skb_release_data+0x880/0x880
[  577.160390]  ? __alloc_skb+0x770/0x770
[  577.164294]  ? __lock_is_held+0xb5/0x140
[  577.168367]  ? kasan_check_write+0x14/0x20
[  577.172607]  ? __skb_clone+0x6c7/0xa00
[  577.176500]  ? __copy_skb_header+0x6b0/0x6b0
[  577.180910]  ? kmem_cache_alloc+0x33a/0x730
[  577.185247]  skb_ensure_writable+0x3dd/0x640
[  577.189667]  ? skb_checksum_setup+0xaa0/0xaa0
[  577.194172]  ? check_preemption_disabled+0x48/0x280
[  577.199198]  ? __this_cpu_preempt_check+0x1c/0x20
[  577.204046]  ? __bpf_redirect+0x54b/0xb20
[  577.208201]  ? __switch_to_asm+0x34/0x70
[  577.212278]  bpf_clone_redirect+0x14a/0x490
[  577.216621]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  577.221641]  ? __sched_text_start+0x8/0x8
[  577.225795]  ? retint_kernel+0x2d/0x2d
[  577.229700]  ? find_held_lock+0x36/0x1c0
[  577.233776]  ? lock_acquire+0x1ed/0x520
[  577.237753]  ? bpf_test_run+0x3cb/0x780
[  577.241734]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  577.247276]  ? check_preemption_disabled+0x48/0x280
[  577.252308]  ? kasan_check_read+0x11/0x20
[  577.256466]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  577.261748]  ? rcu_softirq_qs+0x20/0x20
[  577.265725]  ? preempt_schedule+0x4d/0x60
[  577.269881]  ? ___preempt_schedule+0x16/0x18
[  577.274309]  ? bpf_test_run+0x25d/0x780
[  577.278299]  ? netlink_diag_dump+0x2a0/0x2a0
[  577.282717]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  577.288261]  ? bpf_test_init.isra.10+0x70/0x100
[  577.292943]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  577.297715]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  577.302566]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  577.308117]  ? fput+0x130/0x1a0
[  577.311405]  ? __bpf_prog_get+0x9b/0x290
[  577.315475]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  577.320320]  ? bpf_prog_test_run+0x130/0x1a0
[  577.324736]  ? __x64_sys_bpf+0x3d8/0x520
[  577.328799]  ? bpf_prog_get+0x20/0x20
[  577.332631]  ? do_syscall_64+0x1b9/0x820
[  577.336701]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  577.342070]  ? syscall_return_slowpath+0x5e0/0x5e0
[  577.347010]  ? trace_hardirqs_on_caller+0x310/0x310
[  577.352033]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  577.357056]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  577.363730]  ? __switch_to_asm+0x40/0x70
[  577.367796]  ? __switch_to_asm+0x34/0x70
[  577.371865]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  577.376723]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  577.382112] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  577.382204] aoe: skb alloc failure
[  577.388785] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  577.388791] Call Trace:
[  577.388799]  <IRQ>
[  577.388815]  dump_stack+0x244/0x39d
[  577.388834]  ? dump_stack_print_info.cold.1+0x20/0x20
[  577.388863]  warn_alloc.cold.117+0xb7/0x1bd
[  577.392405] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  577.401734]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  577.404302] syz-executor4 cpuset=
[  577.406454]  ? lock_downgrade+0x900/0x900
[  577.410057] syz4
[  577.415259]  ? trace_hardirqs_off+0xb8/0x310
[  577.419571]  mems_allowed=0
[  577.430057]  ? trace_hardirqs_off+0xb8/0x310
[  577.456171]  __alloc_pages_slowpath+0x2660/0x2d70
[  577.461056]  ? warn_alloc+0x120/0x120
[  577.464880]  ? warn_alloc+0x120/0x120
[  577.468697]  ? print_usage_bug+0xc0/0xc0
[  577.472775]  ? warn_alloc+0x120/0x120
[  577.476590]  ? print_usage_bug+0xc0/0xc0
[  577.480667]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  577.485882]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  577.491423]  ? should_fail+0x22d/0xd01
[  577.495318]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  577.500425]  ? __lock_acquire+0x62f/0x4c20
[  577.504671]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  577.509780]  ? __lock_acquire+0x62f/0x4c20
[  577.514017]  ? should_fail+0x22d/0xd01
[  577.517925]  ? mark_held_locks+0x130/0x130
[  577.522170]  ? mark_held_locks+0x130/0x130
[  577.526407]  ? zap_class+0x640/0x640
[  577.530131]  ? zap_class+0x640/0x640
[  577.533861]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  577.539401]  ? check_preemption_disabled+0x48/0x280
[  577.544430]  ? __lock_is_held+0xb5/0x140
[  577.548506]  __alloc_pages_nodemask+0xa80/0xde0
[  577.553179]  ? zap_class+0x640/0x640
[  577.556902]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  577.561939]  ? find_held_lock+0x36/0x1c0
[  577.566023]  ? ____cache_alloc_node+0x1c7/0x1e0
[  577.570700]  ? lock_downgrade+0x900/0x900
[  577.574864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  577.580410]  cache_grow_begin+0xa5/0x8c0
[  577.584472]  ? do_raw_spin_unlock+0xa7/0x330
[  577.588894]  fallback_alloc+0x204/0x2e0
[  577.592876]  ____cache_alloc_node+0x1c7/0x1e0
[  577.597382]  __kmalloc+0x208/0x760
[  577.601131]  ? __neigh_create+0x30b/0x2130
[  577.605377]  __neigh_create+0x30b/0x2130
[  577.609442]  ? __local_bh_enable_ip+0x160/0x260
[  577.614114]  ? __local_bh_enable_ip+0x160/0x260
[  577.618798]  ? mark_held_locks+0x130/0x130
[  577.623040]  ? __local_bh_enable_ip+0x160/0x260
[  577.627716]  ? neigh_hash_alloc+0x1e0/0x1e0
[  577.632036]  ? zap_class+0x640/0x640
[  577.635755]  ? trace_hardirqs_on+0xbd/0x310
[  577.640109]  ? mark_held_locks+0xc7/0x130
[  577.644265]  ? ip6t_do_table+0xd9e/0x1d30
[  577.648419]  ? trace_hardirqs_off_caller+0x310/0x310
[  577.653531]  ? __local_bh_enable_ip+0x160/0x260
[  577.658220]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  577.663772]  ? lock_acquire+0x1ed/0x520
[  577.667754]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  577.673295]  ? check_preemption_disabled+0x48/0x280
[  577.678323]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  577.683863]  ? rcu_pm_notify+0xc0/0xc0
[  577.687755]  ? zap_class+0x640/0x640
[  577.691475]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  577.696688]  ip6_finish_output2+0xa59/0x27a0
[  577.701122]  ? ip6_copy_metadata+0xe30/0xe30
[  577.705543]  ? ip6_mtu+0x39c/0x520
[  577.709585]  ? lock_downgrade+0x900/0x900
[  577.713739]  ? check_preemption_disabled+0x48/0x280
[  577.718764]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  577.723699]  ? kasan_check_read+0x11/0x20
[  577.727855]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  577.733134]  ? rcu_softirq_qs+0x20/0x20
[  577.737123]  ? ip6_mtu+0x160/0x520
[  577.740664]  ? find_match+0x10a0/0x10a0
[  577.744643]  ? kasan_check_read+0x11/0x20
[  577.748793]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  577.754086]  ip6_finish_output+0x58c/0xc60
[  577.758329]  ? ip6_finish_output+0x58c/0xc60
[  577.762747]  ip6_output+0x232/0x9d0
[  577.766382]  ? ip6_finish_output+0xc60/0xc60
[  577.770799]  ? ip6_fragment+0x38e0/0x38e0
[  577.774953]  ? __lock_is_held+0xb5/0x140
[  577.779032]  ndisc_send_skb+0x1005/0x1570
[  577.783191]  ? nf_hook.constprop.33+0x860/0x860
[  577.787865]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  577.793409]  ? refcount_sub_and_test_checked+0x203/0x310
[  577.798868]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  577.804338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  577.809883]  ndisc_send_rs+0x134/0x6e0
[  577.813784]  addrconf_rs_timer+0x314/0x690
[  577.818030]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  577.822288]  call_timer_fn+0x272/0x920
[  577.826181]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  577.830420]  ? process_timeout+0x40/0x40
[  577.834495]  ? mark_held_locks+0xc7/0x130
[  577.838657]  ? _raw_spin_unlock_irq+0x27/0x80
[  577.843156]  ? _raw_spin_unlock_irq+0x27/0x80
[  577.847651]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  577.851889]  ? lockdep_hardirqs_on+0x296/0x5b0
[  577.856477]  ? trace_hardirqs_on+0xbd/0x310
[  577.860801]  ? kasan_check_read+0x11/0x20
[  577.864954]  ? __run_timers+0x7da/0xc70
[  577.868930]  ? trace_hardirqs_off_caller+0x310/0x310
[  577.874052]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  577.878297]  __run_timers+0x7e5/0xc70
[  577.882121]  ? timer_fixup_init+0x70/0x70
[  577.886275]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  577.891302]  ? zap_class+0x640/0x640
[  577.895031]  ? print_usage_bug+0xc0/0xc0
[  577.899106]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  577.904316]  ? find_held_lock+0x36/0x1c0
[  577.908394]  ? zap_class+0x640/0x640
[  577.912123]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  577.917684]  ? check_preemption_disabled+0x48/0x280
[  577.922723]  ? __lock_is_held+0xb5/0x140
[  577.926800]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  577.932350]  ? check_preemption_disabled+0x48/0x280
[  577.937383]  run_timer_softirq+0x52/0xb0
[  577.941456]  ? rcu_read_lock_sched_held+0x14f/0x180
[  577.946478]  __do_softirq+0x308/0xb7e
[  577.950288]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  577.954783]  ? lock_downgrade+0x900/0x900
[  577.958943]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  577.964063]  ? pvclock_read_flags+0x160/0x160
[  577.968579]  ? lapic_next_event+0x5a/0x90
[  577.972735]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  577.978279]  ? kvm_clock_read+0x18/0x30
[  577.982257]  ? kvm_sched_clock_read+0x9/0x20
[  577.986670]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  577.992210]  ? check_preemption_disabled+0x48/0x280
[  577.997238]  irq_exit+0x17f/0x1c0
[  578.000696]  smp_apic_timer_interrupt+0x1cb/0x760
[  578.005537]  ? smp_reschedule_interrupt+0x109/0x650
[  578.010578]  ? smp_call_function_single_interrupt+0x650/0x650
[  578.016487]  ? interrupt_entry+0xb5/0xc0
[  578.020566]  ? trace_hardirqs_off_caller+0xbb/0x310
[  578.025590]  ? trace_hardirqs_off_caller+0xbb/0x310
[  578.030636]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  578.035485]  ? trace_hardirqs_on_caller+0x310/0x310
[  578.040517]  ? trace_hardirqs_on_caller+0x310/0x310
[  578.045545]  ? task_prio+0x50/0x50
[  578.049119]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  578.054660]  ? check_preemption_disabled+0x48/0x280
[  578.059685]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  578.064559]  apic_timer_interrupt+0xf/0x20
[  578.068795]  </IRQ>
[  578.071056] RIP: 0010:console_unlock+0xffa/0x1160
[  578.075912] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  578.094913] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  578.102624] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  578.109891] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  578.117160] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  578.124433] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  578.131702] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  578.138991]  ? netconsole_netdev_event+0x280/0x280
[  578.143935]  ? console_unlock+0xff1/0x1160
[  578.148201]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  578.152966]  ? vprintk_emit+0x7f7/0x930
[  578.156946]  ? lock_release+0xa00/0xa00
[  578.160923]  ? trace_hardirqs_off_caller+0x300/0x310
[  578.166026]  ? vprintk_default+0x28/0x30
[  578.170095]  ? trace_hardirqs_off_caller+0x310/0x310
[  578.175207]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  578.180751]  vprintk_emit+0x33d/0x930
[  578.184582]  ? wake_up_klogd+0x180/0x180
[  578.188654]  ? find_held_lock+0x31/0x1c0
[  578.192726]  ? mark_held_locks+0xc7/0x130
[  578.196878]  ? _raw_spin_unlock_irq+0x27/0x80
[  578.201376]  ? _raw_spin_unlock_irq+0x27/0x80
[  578.205883]  vprintk_default+0x28/0x30
[  578.209773]  vprintk_func+0x7e/0x181
[  578.213494]  printk+0xa7/0xcf
[  578.216605]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  578.221367]  ? _raw_spin_unlock_irq+0x60/0x80
[  578.225878]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  578.231169]  dump_header+0x7cc/0xf72
[  578.234899]  ? pagefault_out_of_memory+0x197/0x197
[  578.239843]  ? zap_class+0x640/0x640
[  578.243571]  ? percpu_ref_get_many+0x240/0x240
[  578.248164]  ? print_usage_bug+0xc0/0xc0
[  578.252231]  ? print_usage_bug+0xc0/0xc0
[  578.256305]  ? zap_class+0x640/0x640
[  578.260027]  ? print_usage_bug+0xc0/0xc0
[  578.264101]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  578.269650]  ? find_held_lock+0x36/0x1c0
[  578.273724]  ? mark_held_locks+0xc7/0x130
[  578.277879]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  578.282990]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  578.288100]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  578.292692]  ? trace_hardirqs_on+0xbd/0x310
[  578.297019]  ? kasan_check_read+0x11/0x20
[  578.301171]  ? ___ratelimit+0x3b4/0x672
[  578.305152]  ? trace_hardirqs_off_caller+0x310/0x310
[  578.310262]  ? trace_hardirqs_on+0x310/0x310
[  578.314677]  ? lock_downgrade+0x900/0x900
[  578.318838]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  578.323944]  ? ___ratelimit+0x3b9/0x672
[  578.327923]  ? idr_get_free+0xec0/0xec0
[  578.331902]  ? find_held_lock+0x36/0x1c0
[  578.335976]  oom_kill_process.cold.27+0x10/0x903
[  578.340738]  ? zap_class+0x640/0x640
[  578.344452]  ? check_preemption_disabled+0x48/0x280
[  578.349477]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  578.354411]  ? kasan_check_read+0x11/0x20
[  578.358571]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  578.363857]  ? oom_evaluate_task+0x540/0x540
[  578.368278]  ? find_held_lock+0x36/0x1c0
[  578.372360]  ? out_of_memory+0x974/0x1430
[  578.376514]  ? lock_downgrade+0x900/0x900
[  578.380676]  ? check_preemption_disabled+0x48/0x280
[  578.385705]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  578.390653]  ? kasan_check_read+0x11/0x20
[  578.394808]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  578.400098]  ? rcu_softirq_qs+0x20/0x20
[  578.404087]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  578.409631]  ? oom_evaluate_task+0x302/0x540
[  578.414062]  out_of_memory+0xa84/0x1430
[  578.418054]  ? oom_killer_disable+0x3a0/0x3a0
[  578.422564]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  578.427500]  ? __mutex_add_waiter+0x2a0/0x2a0
[  578.432014]  __alloc_pages_slowpath+0x22d4/0x2d70
[  578.436888]  ? warn_alloc+0x120/0x120
[  578.440700]  ? rcu_softirq_qs+0x20/0x20
[  578.444712]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  578.450249]  ? should_fail+0x22d/0xd01
[  578.454149]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  578.459257]  ? zap_class+0x640/0x640
[  578.462999]  ? __lock_is_held+0xb5/0x140
[  578.467086]  ? mark_held_locks+0x130/0x130
[  578.471325]  ? lock_release+0xa00/0xa00
[  578.475306]  ? perf_trace_sched_process_exec+0x860/0x860
[  578.480772]  ? __might_sleep+0x95/0x190
[  578.484758]  __alloc_pages_nodemask+0xa80/0xde0
[  578.489440]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  578.494463]  ? __page_cache_alloc+0x191/0x5c0
[  578.498962]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  578.503893]  ? kasan_check_read+0x11/0x20
[  578.508045]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  578.513333]  ? zap_class+0x640/0x640
[  578.517058]  ? zap_class+0x640/0x640
[  578.520779]  ? zap_class+0x640/0x640
[  578.524516]  ? __do_page_cache_readahead+0x7ce/0x980
[  578.529633]  ? find_held_lock+0x36/0x1c0
[  578.533707]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  578.539256]  alloc_pages_current+0x173/0x350
[  578.543677]  __page_cache_alloc+0x38c/0x5c0
[  578.548006]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  578.552937]  ? kasan_check_read+0x11/0x20
[  578.557100]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  578.562391]  ? generic_perform_write+0x6a0/0x6a0
[  578.567153]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  578.572696]  ? check_preemption_disabled+0x48/0x280
[  578.577729]  filemap_fault+0x1594/0x25f0
[  578.581814]  ? __lock_page_or_retry+0xa00/0xa00
[  578.586495]  ? mark_held_locks+0x130/0x130
[  578.590739]  ? rcu_softirq_qs+0x20/0x20
[  578.594735]  ? filemap_map_pages+0xe04/0x1990
[  578.599248]  ? __free_object+0x173/0x340
[  578.603317]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  578.608254]  ? trace_hardirqs_off_caller+0x310/0x310
[  578.613366]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  578.618056]  ? debug_object_free+0x32d/0x690
[  578.622477]  ? kasan_check_read+0x11/0x20
[  578.626636]  ? debug_object_destroy+0x2b0/0x2b0
[  578.631320]  ? lock_pi_update_atomic+0x150/0x150
[  578.636082]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  578.641627]  ? __hrtimer_init+0xdb/0x240
[  578.645706]  ? lock_acquire+0x1ed/0x520
[  578.649684]  ? ext4_filemap_fault+0x7a/0xad
[  578.654016]  ? lock_release+0xa00/0xa00
[  578.657990]  ? perf_trace_sched_process_exec+0x860/0x860
[  578.663445]  ? print_usage_bug+0xc0/0xc0
[  578.667512]  ? print_usage_bug+0xc0/0xc0
[  578.671597]  ? down_read+0x8d/0x120
[  578.675230]  ? ext4_filemap_fault+0x7a/0xad
[  578.679567]  ? __down_interruptible+0x700/0x700
[  578.684250]  ext4_filemap_fault+0x82/0xad
[  578.688403]  __do_fault+0x100/0x6b0
[  578.692037]  ? pmd_devmap_trans_unstable+0x220/0x220
[  578.697150]  ? mark_held_locks+0x130/0x130
[  578.701395]  ? mark_held_locks+0x130/0x130
[  578.705633]  ? debug_smp_processor_id+0x1c/0x20
[  578.710753]  ? perf_trace_lock+0x14d/0x7a0
[  578.715006]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  578.720562]  __handle_mm_fault+0x307c/0x5920
[  578.724976]  ? perf_trace_lock+0x7a0/0x7a0
[  578.729222]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  578.734069]  ? lock_is_held_type+0x210/0x210
[  578.738491]  ? ksys_dup3+0x680/0x680
[  578.742206]  ? __switch_to_asm+0x34/0x70
[  578.746286]  ? zap_class+0x640/0x640
[  578.750008]  ? zap_class+0x640/0x640
[  578.753725]  ? __x64_sys_futex+0x53e/0x6a0
[  578.757964]  ? find_held_lock+0x36/0x1c0
[  578.762037]  ? handle_mm_fault+0x42a/0xc70
[  578.766286]  ? lock_downgrade+0x900/0x900
[  578.770441]  ? check_preemption_disabled+0x48/0x280
[  578.775467]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  578.780399]  ? kasan_check_read+0x11/0x20
[  578.784561]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  578.789846]  ? rcu_softirq_qs+0x20/0x20
[  578.793825]  ? trace_hardirqs_off_caller+0x310/0x310
[  578.798935]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  578.804475]  ? check_preemption_disabled+0x48/0x280
[  578.809506]  handle_mm_fault+0x54f/0xc70
[  578.813587]  ? __handle_mm_fault+0x5920/0x5920
[  578.818183]  ? find_vma+0x34/0x190
[  578.821738]  __do_page_fault+0x5e8/0xe60
[  578.825813]  ? trace_hardirqs_off+0xb8/0x310
[  578.830244]  do_page_fault+0xf2/0x7e0
[  578.834051]  ? vmalloc_sync_all+0x30/0x30
[  578.838210]  ? error_entry+0x70/0xd0
[  578.841926]  ? trace_hardirqs_off_caller+0xbb/0x310
[  578.846947]  ? trace_hardirqs_on_caller+0xc0/0x310
[  578.851883]  ? syscall_return_slowpath+0x5e0/0x5e0
[  578.856814]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  578.861663]  ? trace_hardirqs_on_caller+0x310/0x310
[  578.866682]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  578.872160]  ? prepare_exit_to_usermode+0x291/0x3b0
[  578.877191]  ? page_fault+0x8/0x30
[  578.880741]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  578.885594]  ? page_fault+0x8/0x30
[  578.889145]  page_fault+0x1e/0x30
[  578.892600] RIP: 0033:0x40f9c0
[  578.895812] Code: Bad RIP value.
[  578.899176] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  578.904542] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  578.911823] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  578.919106] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  578.926379] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  578.933659] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  578.940964] warn_alloc_show_mem: 1 callbacks suppressed
[  578.940977] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  578.940978] Mem-Info:
[  578.941008] active_anon:55033 inactive_anon:131 isolated_anon:0
[  578.941008]  active_file:10 inactive_file:13 isolated_file:2
[  578.941008]  unevictable:0 dirty:0 writeback:0 unstable:0
[  578.941008]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  578.941008]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  578.941008]  free:13778 free_pcp:355 free_cma:0
[  578.946387] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  578.953326] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  578.955730] Call Trace:
[  578.988696] Node 0 
[  578.998049]  <IRQ>
[  579.025744] 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
[  579.028321]  dump_stack+0x244/0x39d
[  579.030533] lowmem_reserve[]: 0
[  579.032720]  ? dump_stack_print_info.cold.1+0x20/0x20
[  579.058198]  2818 6321
[  579.061866]  warn_alloc.cold.117+0xb7/0x1bd
[  579.065108]  6321
[  579.070314]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  579.072793] Node 0 
[  579.077120]  ? lock_downgrade+0x900/0x900
[  579.079187] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  579.084007]  ? trace_hardirqs_off+0xb8/0x310
[  579.086220] lowmem_reserve[]: 0
[  579.090376]  ? trace_hardirqs_off+0xb8/0x310
[  579.117073]  0 3503
[  579.121513]  __alloc_pages_slowpath+0x2660/0x2d70
[  579.124763]  3503
[  579.129214]  ? native_queued_spin_lock_slowpath+0x1ec/0x13d0
[  579.131422] Node 0 
[  579.136274]  ? warn_alloc+0x120/0x120
[  579.138344] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  579.144126]  ? __lock_acquire+0x62f/0x4c20
[  579.146343] lowmem_reserve[]:
[  579.150146]  ? __lock_acquire+0x62f/0x4c20
[  579.178493]  0 0
[  579.182763]  ? warn_alloc+0x120/0x120
[  579.185847]  0
[  579.190085]  ? print_usage_bug+0xc0/0xc0
[  579.192043]  0
[  579.195846]  ? warn_alloc+0x120/0x120
[  579.201687]  ? print_usage_bug+0xc0/0xc0
[  579.203471] Node 0 
[  579.207304]  ? mark_held_locks+0x130/0x130
[  579.211341] DMA: 1*4kB 
[  579.213599]  ? mark_held_locks+0x130/0x130
[  579.217811] (U) 0*8kB 
[  579.220413]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  579.224623] 0*16kB 
[  579.227116]  ? should_fail+0x22d/0xd01
[  579.232630] 1*32kB (U) 
[  579.234876]  ? zap_class+0x640/0x640
[  579.238744] 2*64kB 
[  579.241325]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  579.245018] (U) 
[  579.247252]  ? __lock_acquire+0x62f/0x4c20
[  579.252327] 1*128kB (U) 
[  579.254313]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  579.258527] 1*256kB 
[  579.261202]  ? should_fail+0x22d/0xd01
[  579.266291] (U) 
[  579.268626]  ? mark_held_locks+0x130/0x130
[  579.272482] 0*512kB 1*1024kB 
[  579.274465]  ? mark_held_locks+0x130/0x130
[  579.278684] (U) 
[  579.281786]  ? lock_downgrade+0x900/0x900
[  579.285999] 1*2048kB (M) 
[  579.287982]  ? zap_class+0x640/0x640
[  579.292109] 3*4096kB 
[  579.294863]  ? zap_class+0x640/0x640
[  579.298564] (M) 
[  579.300975]  ? zap_class+0x640/0x640
[  579.304666] = 15908kB
[  579.306639]  ? do_raw_spin_unlock+0xa7/0x330
[  579.310331] Node 0 
[  579.312737]  ? trace_hardirqs_on+0x310/0x310
[  579.317124] DMA32: 
[  579.319363]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  579.323749] 5*4kB 
[  579.325983]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  579.331497] (MH) 
[  579.333643]  ? check_preemption_disabled+0x48/0x280
[  579.333668]  ? __lock_is_held+0xb5/0x140
[  579.339174] 1*8kB (U) 
[  579.341248]  __alloc_pages_nodemask+0xa80/0xde0
[  579.346237] 3*16kB 
[  579.350298]  ? zap_class+0x640/0x640
[  579.352776] (MH) 
[  579.357442]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  579.359657] 2*32kB 
[  579.363371]  ? find_held_lock+0x36/0x1c0
[  579.365409] (MH) 
[  579.370431]  ? ____cache_alloc_node+0x1c7/0x1e0
[  579.372643] 4*64kB 
[  579.376701]  ? lock_downgrade+0x900/0x900
[  579.378746] (MH) 
[  579.383414]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  579.385633] 4*128kB 
[  579.389777]  cache_grow_begin+0xa5/0x8c0
[  579.391819] (M) 
[  579.397358]  ? do_raw_spin_unlock+0xa7/0x330
[  579.399665] 3*256kB 
[  579.403737]  fallback_alloc+0x204/0x2e0
[  579.405687] (M) 
[  579.410098]  ____cache_alloc_node+0x1c7/0x1e0
[  579.412399] 4*512kB (UM) 
[  579.416383]  kmem_cache_alloc_node+0xe3/0x730
[  579.418337] 3*1024kB 
[  579.422832]  ? __kmalloc_node_track_caller+0x47/0x70
[  579.425586] (UM) 
[  579.430076]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  579.432474] 3*2048kB 
[  579.437587]  __alloc_skb+0x119/0x770
[  579.439628] (UM) 
[  579.445166]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  579.447564] 3*4096kB 
[  579.451278]  ? netdev_alloc_frag+0x1f0/0x1f0
[  579.451299]  ? vprintk_default+0x28/0x30
[  579.453345] (M) 
[  579.458702]  ? vprintk_func+0x85/0x181
[  579.461097] = 25228kB
[  579.465501]  ? printk+0xa7/0xcf
[  579.469555] Node 0 
[  579.471532]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  579.475399] Normal: 1142*4kB 
[  579.477831]  new_skb+0x26/0x1c0
[  579.481083] (MEH) 
[  579.483324]  aoecmd_cfg+0x279/0x7f0
[  579.488062] 440*8kB 
[  579.491176]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  579.494423] (UMEH) 
[  579.496584]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  579.500185] 198*16kB 
[  579.502517]  ? __lock_is_held+0xb5/0x140
[  579.506812] (UME) 
[  579.509063]  discover_timer+0x50/0x60
[  579.514577] 53*32kB 
[  579.516993]  call_timer_fn+0x272/0x920
[  579.521029] (UMEH) 
[  579.523183]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  579.526957] 6*64kB 
[  579.529282]  ? process_timeout+0x40/0x40
[  579.533144] (UM) 
[  579.535387]  ? __run_timers+0x7da/0xc70
[  579.540205] 1*128kB (H) 
[  579.542460]  ? _raw_spin_unlock_irq+0x27/0x80
[  579.546499] 0*256kB 
[  579.548569]  ? _raw_spin_unlock_irq+0x27/0x80
[  579.552526] 1*512kB 
[  579.555228]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  579.559692] (H) 0*1024kB 
[  579.562031]  ? lockdep_hardirqs_on+0x296/0x5b0
[  579.566503] 0*2048kB 0*4096kB 
[  579.568835]  ? trace_hardirqs_on+0xbd/0x310
[  579.573652] = 13976kB
[  579.573667] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  579.576418]  ? kasan_check_read+0x11/0x20
[  579.580983] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  579.580993] 4258 total pagecache pages
[  579.584193]  ? __run_timers+0x7da/0xc70
[  579.588504] 0 pages in swap cache
[  579.590912]  ? trace_hardirqs_off_caller+0x310/0x310
[  579.599723] Swap cache stats: add 0, delete 0, find 0/0
[  579.599734] Free swap  = 0kB
[  579.604368]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  579.612918] Total swap = 0kB
[  579.616805]  __run_timers+0x7e5/0xc70
[  579.620754] 1965979 pages RAM
[  579.624217]  ? timer_fixup_init+0x70/0x70
[  579.629291] 0 pages HighMem/MovableOnly
[  579.634651]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  579.637647] 342867 pages reserved
[  579.642488]  ? zap_class+0x640/0x640
[  579.645485] 0 pages cma reserved
[  579.649285]  ? enqueue_hrtimer+0x1a5/0x560
[  579.652701] syz-fuzzer: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  579.656527]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  579.660490] syz-fuzzer cpuset=
[  579.665510]  ? find_held_lock+0x36/0x1c0
[  579.668938] /
[  579.672649]  ? zap_class+0x640/0x640
[  579.675998]  mems_allowed=0
[  579.680234]  ? pvclock_read_flags+0x160/0x160
[  579.715657]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  579.721201]  ? check_preemption_disabled+0x48/0x280
[  579.726234]  ? __lock_is_held+0xb5/0x140
[  579.730300]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  579.735838]  ? check_preemption_disabled+0x48/0x280
[  579.740863]  run_timer_softirq+0x52/0xb0
[  579.744927]  ? rcu_read_lock_sched_held+0x14f/0x180
[  579.749948]  __do_softirq+0x308/0xb7e
[  579.753758]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  579.758258]  ? lock_downgrade+0x900/0x900
[  579.762411]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  579.767531]  ? pvclock_read_flags+0x160/0x160
[  579.772041]  ? lapic_next_event+0x5a/0x90
[  579.776198]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  579.781749]  ? kvm_clock_read+0x18/0x30
[  579.785724]  ? kvm_sched_clock_read+0x9/0x20
[  579.790138]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  579.795679]  ? check_preemption_disabled+0x48/0x280
[  579.800710]  irq_exit+0x17f/0x1c0
[  579.804170]  smp_apic_timer_interrupt+0x1cb/0x760
[  579.809013]  ? smp_reschedule_interrupt+0x109/0x650
[  579.814033]  ? smp_call_function_single_interrupt+0x650/0x650
[  579.819925]  ? interrupt_entry+0xb5/0xc0
[  579.823996]  ? trace_hardirqs_off_caller+0xbb/0x310
[  579.829012]  ? trace_hardirqs_off_caller+0xbb/0x310
[  579.834032]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  579.838880]  ? trace_hardirqs_on_caller+0x310/0x310
[  579.843899]  ? trace_hardirqs_on_caller+0x310/0x310
[  579.848919]  ? task_prio+0x50/0x50
[  579.852464]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  579.858008]  ? check_preemption_disabled+0x48/0x280
[  579.863042]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  579.867904]  apic_timer_interrupt+0xf/0x20
[  579.872135]  </IRQ>
[  579.874377] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  579.880266] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  579.899201] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  579.906928] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  579.914207] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  579.921481] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  579.928756] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  579.936033] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  579.943348]  ? save_stack+0xa9/0xd0
[  579.946994]  __kmalloc_node_track_caller+0x33/0x70
[  579.951931]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  579.956695]  pskb_expand_head+0x230/0x10f0
[  579.960940]  ? memcpy+0x45/0x50
[  579.964223]  ? __copy_skb_header+0x350/0x6b0
[  579.968634]  ? skb_release_data+0x880/0x880
[  579.972961]  ? __alloc_skb+0x770/0x770
[  579.976860]  ? __lock_is_held+0xb5/0x140
[  579.980936]  ? kasan_check_write+0x14/0x20
[  579.985172]  ? __skb_clone+0x6c7/0xa00
[  579.989063]  ? __copy_skb_header+0x6b0/0x6b0
[  579.993474]  ? kmem_cache_alloc+0x33a/0x730
[  579.997808]  skb_ensure_writable+0x3dd/0x640
[  580.002228]  ? skb_checksum_setup+0xaa0/0xaa0
[  580.006725]  ? check_preemption_disabled+0x48/0x280
[  580.011755]  ? __this_cpu_preempt_check+0x1c/0x20
[  580.016607]  ? __bpf_redirect+0x54b/0xb20
[  580.020761]  ? __switch_to_asm+0x34/0x70
[  580.024840]  bpf_clone_redirect+0x14a/0x490
[  580.029178]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  580.034201]  ? __sched_text_start+0x8/0x8
[  580.038353]  ? retint_kernel+0x2d/0x2d
[  580.042250]  ? find_held_lock+0x36/0x1c0
[  580.046324]  ? lock_acquire+0x1ed/0x520
[  580.050303]  ? bpf_test_run+0x3cb/0x780
[  580.054284]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  580.059820]  ? check_preemption_disabled+0x48/0x280
[  580.064848]  ? kasan_check_read+0x11/0x20
[  580.069005]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  580.074288]  ? rcu_softirq_qs+0x20/0x20
[  580.078264]  ? preempt_schedule+0x4d/0x60
[  580.082415]  ? ___preempt_schedule+0x16/0x18
[  580.086837]  ? bpf_test_run+0x25d/0x780
[  580.090824]  ? netlink_diag_dump+0x2a0/0x2a0
[  580.095241]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  580.100782]  ? bpf_test_init.isra.10+0x70/0x100
[  580.105462]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  580.110230]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  580.115072]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  580.120616]  ? fput+0x130/0x1a0
[  580.123904]  ? __bpf_prog_get+0x9b/0x290
[  580.127972]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  580.132820]  ? bpf_prog_test_run+0x130/0x1a0
[  580.137234]  ? __x64_sys_bpf+0x3d8/0x520
[  580.141298]  ? bpf_prog_get+0x20/0x20
[  580.145127]  ? do_syscall_64+0x1b9/0x820
[  580.149192]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  580.154581]  ? syscall_return_slowpath+0x5e0/0x5e0
[  580.159523]  ? trace_hardirqs_on_caller+0x310/0x310
[  580.164567]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  580.169607]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  580.176300]  ? __switch_to_asm+0x40/0x70
[  580.180381]  ? __switch_to_asm+0x34/0x70
[  580.184466]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  580.189360]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  580.194781] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  580.194864] aoe: skb alloc failure
[  580.201469] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  580.201475] Call Trace:
[  580.201482]  <IRQ>
[  580.201506]  dump_stack+0x244/0x39d
[  580.201523]  ? dump_stack_print_info.cold.1+0x20/0x20
[  580.201560]  warn_alloc.cold.117+0xb7/0x1bd
[  580.205131] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  580.214470]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  580.217036] syz-executor4 cpuset=
[  580.219190]  ? lock_downgrade+0x900/0x900
[  580.222792] syz4
[  580.227989]  ? trace_hardirqs_off+0xb8/0x310
[  580.232308]  mems_allowed=0
[  580.242803]  ? trace_hardirqs_off+0xb8/0x310
[  580.268907]  __alloc_pages_slowpath+0x2660/0x2d70
[  580.273796]  ? warn_alloc+0x120/0x120
[  580.277616]  ? warn_alloc+0x120/0x120
[  580.281434]  ? print_usage_bug+0xc0/0xc0
[  580.285504]  ? warn_alloc+0x120/0x120
[  580.289310]  ? print_usage_bug+0xc0/0xc0
[  580.293375]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  580.298589]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  580.304134]  ? should_fail+0x22d/0xd01
[  580.308035]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  580.313153]  ? __lock_acquire+0x62f/0x4c20
[  580.317399]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  580.322506]  ? __lock_acquire+0x62f/0x4c20
[  580.326741]  ? should_fail+0x22d/0xd01
[  580.330643]  ? mark_held_locks+0x130/0x130
[  580.334890]  ? mark_held_locks+0x130/0x130
[  580.339125]  ? zap_class+0x640/0x640
[  580.342857]  ? zap_class+0x640/0x640
[  580.346596]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  580.352148]  ? check_preemption_disabled+0x48/0x280
[  580.357209]  ? __lock_is_held+0xb5/0x140
[  580.361292]  __alloc_pages_nodemask+0xa80/0xde0
[  580.365965]  ? zap_class+0x640/0x640
[  580.369693]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  580.374731]  ? find_held_lock+0x36/0x1c0
[  580.378811]  ? ____cache_alloc_node+0x1c7/0x1e0
[  580.383484]  ? lock_downgrade+0x900/0x900
[  580.387645]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  580.393193]  cache_grow_begin+0xa5/0x8c0
[  580.397261]  ? do_raw_spin_unlock+0xa7/0x330
[  580.401686]  fallback_alloc+0x204/0x2e0
[  580.405677]  ____cache_alloc_node+0x1c7/0x1e0
[  580.410185]  __kmalloc+0x208/0x760
[  580.413757]  ? __neigh_create+0x30b/0x2130
[  580.418005]  __neigh_create+0x30b/0x2130
[  580.422072]  ? __local_bh_enable_ip+0x160/0x260
[  580.426759]  ? __local_bh_enable_ip+0x160/0x260
[  580.431450]  ? mark_held_locks+0x130/0x130
[  580.435693]  ? __local_bh_enable_ip+0x160/0x260
[  580.440368]  ? neigh_hash_alloc+0x1e0/0x1e0
[  580.444693]  ? zap_class+0x640/0x640
[  580.448409]  ? trace_hardirqs_on+0xbd/0x310
[  580.452731]  ? mark_held_locks+0xc7/0x130
[  580.456882]  ? ip6t_do_table+0xd9e/0x1d30
[  580.461038]  ? trace_hardirqs_off_caller+0x310/0x310
[  580.466154]  ? __local_bh_enable_ip+0x160/0x260
[  580.470836]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  580.476389]  ? lock_acquire+0x1ed/0x520
[  580.480371]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  580.485919]  ? check_preemption_disabled+0x48/0x280
[  580.490950]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  580.496494]  ? rcu_pm_notify+0xc0/0xc0
[  580.500391]  ? zap_class+0x640/0x640
[  580.504118]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  580.509321]  ip6_finish_output2+0xa59/0x27a0
[  580.513746]  ? ip6_copy_metadata+0xe30/0xe30
[  580.518180]  ? ip6_mtu+0x39c/0x520
[  580.521816]  ? lock_downgrade+0x900/0x900
[  580.525965]  ? check_preemption_disabled+0x48/0x280
[  580.530989]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  580.535920]  ? kasan_check_read+0x11/0x20
[  580.540071]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  580.545360]  ? rcu_softirq_qs+0x20/0x20
[  580.549348]  ? ip6_mtu+0x160/0x520
[  580.552896]  ? find_match+0x10a0/0x10a0
[  580.556881]  ? kasan_check_read+0x11/0x20
[  580.561043]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  580.566332]  ip6_finish_output+0x58c/0xc60
[  580.570576]  ? ip6_finish_output+0x58c/0xc60
[  580.574996]  ip6_output+0x232/0x9d0
[  580.578633]  ? ip6_finish_output+0xc60/0xc60
[  580.583049]  ? ip6_fragment+0x38e0/0x38e0
[  580.587209]  ? __lock_is_held+0xb5/0x140
[  580.591290]  ndisc_send_skb+0x1005/0x1570
[  580.595449]  ? nf_hook.constprop.33+0x860/0x860
[  580.600124]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  580.605666]  ? refcount_sub_and_test_checked+0x203/0x310
[  580.611124]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  580.616605]  ndisc_send_rs+0x134/0x6e0
[  580.620503]  addrconf_rs_timer+0x314/0x690
[  580.624746]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  580.629001]  call_timer_fn+0x272/0x920
[  580.632894]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  580.637134]  ? process_timeout+0x40/0x40
[  580.641205]  ? mark_held_locks+0xc7/0x130
[  580.645357]  ? _raw_spin_unlock_irq+0x27/0x80
[  580.649853]  ? _raw_spin_unlock_irq+0x27/0x80
[  580.654348]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  580.658590]  ? lockdep_hardirqs_on+0x296/0x5b0
[  580.663183]  ? trace_hardirqs_on+0xbd/0x310
[  580.667508]  ? kasan_check_read+0x11/0x20
[  580.671662]  ? __run_timers+0x7da/0xc70
[  580.675642]  ? trace_hardirqs_off_caller+0x310/0x310
[  580.680754]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  580.685000]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  580.689240]  __run_timers+0x7e5/0xc70
[  580.693060]  ? timer_fixup_init+0x70/0x70
[  580.697217]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  580.702242]  ? zap_class+0x640/0x640
[  580.705967]  ? print_usage_bug+0xc0/0xc0
[  580.710340]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  580.716058]  ? find_held_lock+0x36/0x1c0
[  580.720138]  ? zap_class+0x640/0x640
[  580.723864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  580.729402]  ? check_preemption_disabled+0x48/0x280
[  580.734433]  ? __lock_is_held+0xb5/0x140
[  580.738502]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  580.744044]  ? check_preemption_disabled+0x48/0x280
[  580.749083]  run_timer_softirq+0x52/0xb0
[  580.753150]  ? rcu_read_lock_sched_held+0x14f/0x180
[  580.758174]  __do_softirq+0x308/0xb7e
[  580.761984]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  580.766482]  ? lock_downgrade+0x900/0x900
[  580.770641]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  580.775755]  ? pvclock_read_flags+0x160/0x160
[  580.780257]  ? lapic_next_event+0x5a/0x90
[  580.784413]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  580.789957]  ? kvm_clock_read+0x18/0x30
[  580.793933]  ? kvm_sched_clock_read+0x9/0x20
[  580.798347]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  580.803887]  ? check_preemption_disabled+0x48/0x280
[  580.808916]  irq_exit+0x17f/0x1c0
[  580.812380]  smp_apic_timer_interrupt+0x1cb/0x760
[  580.817226]  ? smp_reschedule_interrupt+0x109/0x650
[  580.822251]  ? smp_call_function_single_interrupt+0x650/0x650
[  580.828140]  ? interrupt_entry+0xb5/0xc0
[  580.832209]  ? trace_hardirqs_off_caller+0xbb/0x310
[  580.837228]  ? trace_hardirqs_off_caller+0xbb/0x310
[  580.842248]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  580.847102]  ? trace_hardirqs_on_caller+0x310/0x310
[  580.852121]  ? trace_hardirqs_on_caller+0x310/0x310
[  580.857137]  ? task_prio+0x50/0x50
[  580.860687]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  580.866228]  ? check_preemption_disabled+0x48/0x280
[  580.871253]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  580.876117]  apic_timer_interrupt+0xf/0x20
[  580.880348]  </IRQ>
[  580.882591] RIP: 0010:console_unlock+0xffa/0x1160
[  580.887436] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  580.906340] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  580.914058] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  580.921333] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  580.928600] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  580.935869] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  580.943145] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  580.950436]  ? netconsole_netdev_event+0x280/0x280
[  580.955381]  ? console_unlock+0xff1/0x1160
[  580.959674]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  580.964342]  ? vprintk_emit+0x7f7/0x930
[  580.968328]  ? lock_release+0xa00/0xa00
[  580.972311]  ? trace_hardirqs_off_caller+0x300/0x310
[  580.977419]  ? vprintk_default+0x28/0x30
[  580.981484]  ? trace_hardirqs_off_caller+0x310/0x310
[  580.986594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  580.992151]  vprintk_emit+0x33d/0x930
[  580.995970]  ? wake_up_klogd+0x180/0x180
[  581.000046]  ? find_held_lock+0x31/0x1c0
[  581.004128]  ? mark_held_locks+0xc7/0x130
[  581.008284]  ? _raw_spin_unlock_irq+0x27/0x80
[  581.012782]  ? _raw_spin_unlock_irq+0x27/0x80
[  581.017289]  vprintk_default+0x28/0x30
[  581.021179]  vprintk_func+0x7e/0x181
[  581.024899]  printk+0xa7/0xcf
[  581.028018]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  581.032783]  ? _raw_spin_unlock_irq+0x60/0x80
[  581.037306]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  581.042599]  dump_header+0x7cc/0xf72
[  581.046335]  ? pagefault_out_of_memory+0x197/0x197
[  581.051275]  ? zap_class+0x640/0x640
[  581.054996]  ? percpu_ref_get_many+0x240/0x240
[  581.059590]  ? print_usage_bug+0xc0/0xc0
[  581.063657]  ? print_usage_bug+0xc0/0xc0
[  581.067725]  ? zap_class+0x640/0x640
[  581.071452]  ? print_usage_bug+0xc0/0xc0
[  581.075526]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  581.081087]  ? find_held_lock+0x36/0x1c0
[  581.085161]  ? mark_held_locks+0xc7/0x130
[  581.089323]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  581.094429]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  581.099538]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  581.104134]  ? trace_hardirqs_on+0xbd/0x310
[  581.108486]  ? kasan_check_read+0x11/0x20
[  581.112642]  ? ___ratelimit+0x3b4/0x672
[  581.116639]  ? trace_hardirqs_off_caller+0x310/0x310
[  581.121746]  ? trace_hardirqs_on+0x310/0x310
[  581.126158]  ? lock_downgrade+0x900/0x900
[  581.130317]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  581.135426]  ? ___ratelimit+0x3b9/0x672
[  581.139405]  ? idr_get_free+0xec0/0xec0
[  581.143382]  ? find_held_lock+0x36/0x1c0
[  581.147454]  oom_kill_process.cold.27+0x10/0x903
[  581.152215]  ? zap_class+0x640/0x640
[  581.155940]  ? check_preemption_disabled+0x48/0x280
[  581.160968]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  581.165899]  ? kasan_check_read+0x11/0x20
[  581.170055]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  581.175371]  ? oom_evaluate_task+0x540/0x540
[  581.179788]  ? find_held_lock+0x36/0x1c0
[  581.183858]  ? out_of_memory+0x974/0x1430
[  581.188016]  ? lock_downgrade+0x900/0x900
[  581.192166]  ? check_preemption_disabled+0x48/0x280
[  581.197194]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  581.202127]  ? kasan_check_read+0x11/0x20
[  581.206280]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  581.211570]  ? rcu_softirq_qs+0x20/0x20
[  581.215562]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  581.221109]  ? oom_evaluate_task+0x302/0x540
[  581.225526]  out_of_memory+0xa84/0x1430
[  581.229523]  ? oom_killer_disable+0x3a0/0x3a0
[  581.234036]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  581.238969]  ? __mutex_add_waiter+0x2a0/0x2a0
[  581.243482]  __alloc_pages_slowpath+0x22d4/0x2d70
[  581.248358]  ? warn_alloc+0x120/0x120
[  581.252161]  ? rcu_softirq_qs+0x20/0x20
[  581.256166]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  581.261704]  ? should_fail+0x22d/0xd01
[  581.265598]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  581.270709]  ? zap_class+0x640/0x640
[  581.274454]  ? __lock_is_held+0xb5/0x140
[  581.278527]  ? mark_held_locks+0x130/0x130
[  581.282774]  ? lock_release+0xa00/0xa00
[  581.286751]  ? perf_trace_sched_process_exec+0x860/0x860
[  581.292219]  ? __might_sleep+0x95/0x190
[  581.296204]  __alloc_pages_nodemask+0xa80/0xde0
[  581.300887]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  581.305911]  ? __page_cache_alloc+0x191/0x5c0
[  581.310417]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  581.315362]  ? kasan_check_read+0x11/0x20
[  581.319530]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  581.324842]  ? zap_class+0x640/0x640
[  581.328587]  ? zap_class+0x640/0x640
[  581.332320]  ? zap_class+0x640/0x640
[  581.336050]  ? __do_page_cache_readahead+0x7ce/0x980
[  581.341181]  ? find_held_lock+0x36/0x1c0
[  581.345263]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  581.350821]  alloc_pages_current+0x173/0x350
[  581.355250]  __page_cache_alloc+0x38c/0x5c0
[  581.359594]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  581.364536]  ? kasan_check_read+0x11/0x20
[  581.368709]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  581.374003]  ? generic_perform_write+0x6a0/0x6a0
[  581.378772]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  581.384319]  ? check_preemption_disabled+0x48/0x280
[  581.389354]  filemap_fault+0x1594/0x25f0
[  581.393442]  ? __lock_page_or_retry+0xa00/0xa00
[  581.398123]  ? mark_held_locks+0x130/0x130
[  581.402370]  ? rcu_softirq_qs+0x20/0x20
[  581.406377]  ? filemap_map_pages+0xe04/0x1990
[  581.410906]  ? __free_object+0x173/0x340
[  581.415007]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  581.419959]  ? trace_hardirqs_off_caller+0x310/0x310
[  581.425090]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  581.429790]  ? debug_object_free+0x32d/0x690
[  581.434205]  ? kasan_check_read+0x11/0x20
[  581.438361]  ? debug_object_destroy+0x2b0/0x2b0
[  581.443045]  ? lock_pi_update_atomic+0x150/0x150
[  581.447833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  581.453381]  ? __hrtimer_init+0xdb/0x240
[  581.457468]  ? lock_acquire+0x1ed/0x520
[  581.461448]  ? ext4_filemap_fault+0x7a/0xad
[  581.465791]  ? lock_release+0xa00/0xa00
[  581.469773]  ? perf_trace_sched_process_exec+0x860/0x860
[  581.475234]  ? print_usage_bug+0xc0/0xc0
[  581.479312]  ? print_usage_bug+0xc0/0xc0
[  581.483392]  ? down_read+0x8d/0x120
[  581.487026]  ? ext4_filemap_fault+0x7a/0xad
[  581.491391]  ? __down_interruptible+0x700/0x700
[  581.496089]  ext4_filemap_fault+0x82/0xad
[  581.500258]  __do_fault+0x100/0x6b0
[  581.503895]  ? pmd_devmap_trans_unstable+0x220/0x220
[  581.509008]  ? mark_held_locks+0x130/0x130
[  581.513252]  ? mark_held_locks+0x130/0x130
[  581.517489]  ? debug_smp_processor_id+0x1c/0x20
[  581.522165]  ? perf_trace_lock+0x14d/0x7a0
[  581.526416]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  581.531974]  __handle_mm_fault+0x307c/0x5920
[  581.536396]  ? perf_trace_lock+0x7a0/0x7a0
[  581.540641]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  581.545485]  ? lock_is_held_type+0x210/0x210
[  581.549904]  ? ksys_dup3+0x680/0x680
[  581.553621]  ? __switch_to_asm+0x34/0x70
[  581.557697]  ? zap_class+0x640/0x640
[  581.561410]  ? zap_class+0x640/0x640
[  581.565127]  ? __x64_sys_futex+0x53e/0x6a0
[  581.569385]  ? find_held_lock+0x36/0x1c0
[  581.573462]  ? handle_mm_fault+0x42a/0xc70
[  581.577705]  ? lock_downgrade+0x900/0x900
[  581.581854]  ? check_preemption_disabled+0x48/0x280
[  581.586877]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  581.591811]  ? kasan_check_read+0x11/0x20
[  581.595966]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  581.601485]  ? rcu_softirq_qs+0x20/0x20
[  581.605465]  ? trace_hardirqs_off_caller+0x310/0x310
[  581.610585]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  581.616129]  ? check_preemption_disabled+0x48/0x280
[  581.621164]  handle_mm_fault+0x54f/0xc70
[  581.625261]  ? __handle_mm_fault+0x5920/0x5920
[  581.629855]  ? find_vma+0x34/0x190
[  581.633404]  __do_page_fault+0x5e8/0xe60
[  581.637470]  ? trace_hardirqs_off+0xb8/0x310
[  581.641891]  do_page_fault+0xf2/0x7e0
[  581.645722]  ? vmalloc_sync_all+0x30/0x30
[  581.649876]  ? error_entry+0x70/0xd0
[  581.653594]  ? trace_hardirqs_off_caller+0xbb/0x310
[  581.658640]  ? trace_hardirqs_on_caller+0xc0/0x310
[  581.663580]  ? syscall_return_slowpath+0x5e0/0x5e0
[  581.668510]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  581.673357]  ? trace_hardirqs_on_caller+0x310/0x310
[  581.678378]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  581.683837]  ? prepare_exit_to_usermode+0x291/0x3b0
[  581.688857]  ? page_fault+0x8/0x30
[  581.692406]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  581.697261]  ? page_fault+0x8/0x30
[  581.700808]  page_fault+0x1e/0x30
[  581.704262] RIP: 0033:0x40f9c0
[  581.707472] Code: Bad RIP value.
[  581.710835] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  581.716201] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  581.723477] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  581.730745] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  581.738015] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  581.745283] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  581.752595] warn_alloc_show_mem: 1 callbacks suppressed
[  581.752607] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  581.752609] Mem-Info:
[  581.752658] active_anon:55033 inactive_anon:131 isolated_anon:0
[  581.752658]  active_file:10 inactive_file:13 isolated_file:2
[  581.752658]  unevictable:0 dirty:0 writeback:0 unstable:0
[  581.752658]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  581.752658]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  581.752658]  free:13778 free_pcp:355 free_cma:0
[  581.757981] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  581.757990] Call Trace:
[  581.764931] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  581.767334]  <IRQ>
[  581.800296] Node 0 
[  581.809684]  dump_stack+0x244/0x39d
[  581.812278] 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
[  581.839941]  ? dump_stack_print_info.cold.1+0x20/0x20
[  581.842066] lowmem_reserve[]:
[  581.844313]  warn_alloc.cold.117+0xb7/0x1bd
[  581.847933]  0
[  581.873442]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  581.878613]  2818
[  581.881716]  ? lock_downgrade+0x900/0x900
[  581.886011]  6321 6321
[  581.887826]  ? trace_hardirqs_off+0xb8/0x310
[  581.894709]  ? trace_hardirqs_off+0xb8/0x310
[  581.898837] Node 0 
[  581.901335]  __alloc_pages_slowpath+0x2660/0x2d70
[  581.905742] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  581.910149]  ? warn_alloc+0x120/0x120
[  581.912337] lowmem_reserve[]:
[  581.917178]  ? __lock_acquire+0x62f/0x4c20
[  581.943889]  0 0
[  581.947710]  ? __lock_acquire+0x62f/0x4c20
[  581.950795]  3503
[  581.955032]  ? warn_alloc+0x120/0x120
[  581.956985]  3503
[  581.961227]  ? print_usage_bug+0xc0/0xc0
[  581.963271] Node 0 
[  581.967071]  ? warn_alloc+0x120/0x120
[  581.969148] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  581.973178]  ? print_usage_bug+0xc0/0xc0
[  581.975392] lowmem_reserve[]:
[  581.979193]  ? mark_held_locks+0x130/0x130
[  582.007552]  0 0
[  582.011666]  ? mark_held_locks+0x130/0x130
[  582.014749]  0
[  582.018992]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  582.020945]  0
[  582.025177]  ? should_fail+0x22d/0xd01
[  582.026958] Node 0 
[  582.032495]  ? zap_class+0x640/0x640
[  582.034269] DMA: 1*4kB 
[  582.038164]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  582.040379] (U) 
[  582.044094]  ? __lock_acquire+0x62f/0x4c20
[  582.046661] 0*8kB 
[  582.051771]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  582.053726] 0*16kB 
[  582.057956]  ? should_fail+0x22d/0xd01
[  582.060092] 1*32kB 
[  582.065199]  ? mark_held_locks+0x130/0x130
[  582.067404] (U) 
[  582.071291]  ? mark_held_locks+0x130/0x130
[  582.073512] 2*64kB 
[  582.077741]  ? lock_downgrade+0x900/0x900
[  582.079695] (U) 
[  582.083924]  ? zap_class+0x640/0x640
[  582.086140] 1*128kB 
[  582.090284]  ? zap_class+0x640/0x640
[  582.092239] (U) 
[  582.095950]  ? zap_class+0x640/0x640
[  582.098257] 1*256kB 
[  582.101964]  ? do_raw_spin_unlock+0xa7/0x330
[  582.103921] (U) 
[  582.107635]  ? trace_hardirqs_on+0x310/0x310
[  582.109943] 0*512kB 
[  582.114351]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  582.116305] 1*1024kB 
[  582.120708]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  582.123008] (U) 
[  582.128542]  ? check_preemption_disabled+0x48/0x280
[  582.130941] 1*2048kB 
[  582.136478]  ? __lock_is_held+0xb5/0x140
[  582.138420] (M) 3*4096kB 
[  582.143452]  __alloc_pages_nodemask+0xa80/0xde0
[  582.145841] (M) 
[  582.149900]  ? zap_class+0x640/0x640
[  582.152639] = 15908kB
[  582.157309]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  582.159266] Node 0 
[  582.162981]  ? find_held_lock+0x36/0x1c0
[  582.165361] DMA32: 5*4kB 
[  582.170392]  ? ____cache_alloc_node+0x1c7/0x1e0
[  582.172600] (MH) 
[  582.176661]  ? lock_downgrade+0x900/0x900
[  582.179395] 1*8kB (U) 
[  582.184073]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  582.186114] 3*16kB (MH) 
[  582.190274]  cache_grow_begin+0xa5/0x8c0
[  582.192762] 2*32kB (MH) 
[  582.198306]  ? do_raw_spin_unlock+0xa7/0x330
[  582.200963] 4*64kB 
[  582.205024]  fallback_alloc+0x204/0x2e0
[  582.207669] (MH) 
[  582.212078]  ____cache_alloc_node+0x1c7/0x1e0
[  582.214307] 4*128kB (M) 
[  582.218289]  kmem_cache_alloc_node+0xe3/0x730
[  582.220334] 3*256kB 
[  582.224829]  ? __kmalloc_node_track_caller+0x47/0x70
[  582.227470] (M) 4*512kB 
[  582.231974]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  582.234276] (UM) 
[  582.239381]  __alloc_skb+0x119/0x770
[  582.242027] 3*1024kB 
[  582.247580]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  582.249620] (UM) 
[  582.253336]  ? netdev_alloc_frag+0x1f0/0x1f0
[  582.255723] 3*2048kB 
[  582.261086]  ? vprintk_default+0x28/0x30
[  582.263131] (UM) 
[  582.267533]  ? vprintk_func+0x85/0x181
[  582.269932] 3*4096kB 
[  582.273983]  ? printk+0xa7/0xcf
[  582.276031] (M) 
[  582.279917]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  582.282309] = 25228kB
[  582.285599]  new_skb+0x26/0x1c0
[  582.287542] Node 0 
[  582.292310]  aoecmd_cfg+0x279/0x7f0
[  582.294701] Normal: 
[  582.297978]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  582.300196] 1142*4kB 
[  582.303823]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  582.306126] (MEH) 
[  582.310456]  ? __lock_is_held+0xb5/0x140
[  582.312838] 440*8kB 
[  582.318380]  discover_timer+0x50/0x60
[  582.320501] (UMEH) 
[  582.324568]  call_timer_fn+0x272/0x920
[  582.326875] 198*16kB 
[  582.330670]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  582.332889] (UME) 
[  582.336777]  ? process_timeout+0x40/0x40
[  582.339193] 53*32kB 
[  582.344034]  ? __run_timers+0x7da/0xc70
[  582.346157] (UMEH) 
[  582.350279]  ? _raw_spin_unlock_irq+0x27/0x80
[  582.352581] 6*64kB (UM) 
[  582.356568]  ? _raw_spin_unlock_irq+0x27/0x80
[  582.358783] 1*128kB 
[  582.363272]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  582.365923] (H) 
[  582.370414]  ? lockdep_hardirqs_on+0x296/0x5b0
[  582.372716] 0*256kB 
[  582.377562]  ? trace_hardirqs_on+0xbd/0x310
[  582.379523] 1*512kB 
[  582.384110]  ? kasan_check_read+0x11/0x20
[  582.386407] (H) 
[  582.390725]  ? __run_timers+0x7da/0xc70
[  582.393034] 0*1024kB 
[  582.397190]  ? trace_hardirqs_off_caller+0x310/0x310
[  582.399148] 0*2048kB 
[  582.403132]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  582.405513] 0*4096kB 
[  582.410615]  __run_timers+0x7e5/0xc70
[  582.413005] = 13976kB
[  582.417851]  ? timer_fixup_init+0x70/0x70
[  582.420241] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  582.424057]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  582.426470] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  582.430615]  ? zap_class+0x640/0x640
[  582.439433] 4258 total pagecache pages
[  582.444448]  ? enqueue_hrtimer+0x1a5/0x560
[  582.453008] 0 pages in swap cache
[  582.456713]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  582.460583] Swap cache stats: add 0, delete 0, find 0/0
[  582.460594] Free swap  = 0kB
[  582.464837]  ? find_held_lock+0x36/0x1c0
[  582.468266] Total swap = 0kB
[  582.468275] 1965979 pages RAM
[  582.473469]  ? zap_class+0x640/0x640
[  582.478804] 0 pages HighMem/MovableOnly
[  582.478813] 342867 pages reserved
[  582.481840]  ? pvclock_read_flags+0x160/0x160
[  582.485869] 0 pages cma reserved
[  582.486050] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  582.488898]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  582.491991] syz-fuzzer cpuset=
[  582.495693]  ? check_preemption_disabled+0x48/0x280
[  582.495719]  ? __lock_is_held+0xb5/0x140
[  582.499873] /
[  582.503271]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  582.503285]  ? check_preemption_disabled+0x48/0x280
[  582.503305]  run_timer_softirq+0x52/0xb0
[  582.503323]  ? rcu_read_lock_sched_held+0x14f/0x180
[  582.503338]  __do_softirq+0x308/0xb7e
[  582.503356]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  582.503369]  ? lock_downgrade+0x900/0x900
[  582.507957]  mems_allowed=0
[  582.575937]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  582.581053]  ? pvclock_read_flags+0x160/0x160
[  582.585563]  ? lapic_next_event+0x5a/0x90
[  582.589725]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  582.595275]  ? kvm_clock_read+0x18/0x30
[  582.599254]  ? kvm_sched_clock_read+0x9/0x20
[  582.603672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  582.609211]  ? check_preemption_disabled+0x48/0x280
[  582.614242]  irq_exit+0x17f/0x1c0
[  582.617698]  smp_apic_timer_interrupt+0x1cb/0x760
[  582.622541]  ? smp_reschedule_interrupt+0x109/0x650
[  582.627587]  ? smp_call_function_single_interrupt+0x650/0x650
[  582.633481]  ? interrupt_entry+0xb5/0xc0
[  582.637569]  ? trace_hardirqs_off_caller+0xbb/0x310
[  582.642599]  ? trace_hardirqs_off_caller+0xbb/0x310
[  582.647629]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  582.652476]  ? trace_hardirqs_on_caller+0x310/0x310
[  582.657492]  ? trace_hardirqs_on_caller+0x310/0x310
[  582.662513]  ? task_prio+0x50/0x50
[  582.666065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  582.671614]  ? check_preemption_disabled+0x48/0x280
[  582.676640]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  582.681496]  apic_timer_interrupt+0xf/0x20
[  582.685724]  </IRQ>
[  582.688140] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  582.694043] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  582.713100] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  582.720812] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  582.728077] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  582.735349] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  582.742615] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  582.749882] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  582.757192]  ? save_stack+0xa9/0xd0
[  582.760837]  __kmalloc_node_track_caller+0x33/0x70
[  582.765776]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  582.770540]  pskb_expand_head+0x230/0x10f0
[  582.774797]  ? memcpy+0x45/0x50
[  582.778083]  ? __copy_skb_header+0x350/0x6b0
[  582.782493]  ? skb_release_data+0x880/0x880
[  582.786814]  ? __alloc_skb+0x770/0x770
[  582.790713]  ? __lock_is_held+0xb5/0x140
[  582.794785]  ? kasan_check_write+0x14/0x20
[  582.799023]  ? __skb_clone+0x6c7/0xa00
[  582.802913]  ? __copy_skb_header+0x6b0/0x6b0
[  582.807319]  ? kmem_cache_alloc+0x33a/0x730
[  582.811654]  skb_ensure_writable+0x3dd/0x640
[  582.816072]  ? skb_checksum_setup+0xaa0/0xaa0
[  582.820584]  ? check_preemption_disabled+0x48/0x280
[  582.825615]  ? __this_cpu_preempt_check+0x1c/0x20
[  582.830465]  ? __bpf_redirect+0x54b/0xb20
[  582.834617]  ? __switch_to_asm+0x34/0x70
[  582.838693]  bpf_clone_redirect+0x14a/0x490
[  582.843027]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  582.848047]  ? __sched_text_start+0x8/0x8
[  582.852201]  ? retint_kernel+0x2d/0x2d
[  582.856096]  ? find_held_lock+0x36/0x1c0
[  582.860174]  ? lock_acquire+0x1ed/0x520
[  582.864150]  ? bpf_test_run+0x3cb/0x780
[  582.868126]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  582.873668]  ? check_preemption_disabled+0x48/0x280
[  582.878692]  ? kasan_check_read+0x11/0x20
[  582.882851]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  582.888135]  ? rcu_softirq_qs+0x20/0x20
[  582.892117]  ? preempt_schedule+0x4d/0x60
[  582.896274]  ? ___preempt_schedule+0x16/0x18
[  582.900703]  ? bpf_test_run+0x25d/0x780
[  582.904691]  ? netlink_diag_dump+0x2a0/0x2a0
[  582.909103]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  582.914644]  ? bpf_test_init.isra.10+0x70/0x100
[  582.919320]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  582.924092]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  582.928937]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  582.934480]  ? fput+0x130/0x1a0
[  582.937762]  ? __bpf_prog_get+0x9b/0x290
[  582.941833]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  582.946681]  ? bpf_prog_test_run+0x130/0x1a0
[  582.951099]  ? __x64_sys_bpf+0x3d8/0x520
[  582.955167]  ? bpf_prog_get+0x20/0x20
[  582.958992]  ? do_syscall_64+0x1b9/0x820
[  582.963057]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  582.968436]  ? syscall_return_slowpath+0x5e0/0x5e0
[  582.973382]  ? trace_hardirqs_on_caller+0x310/0x310
[  582.978413]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  582.983437]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  582.990111]  ? __switch_to_asm+0x40/0x70
[  582.994174]  ? __switch_to_asm+0x34/0x70
[  582.998248]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  583.003105]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  583.008495] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  583.008570] aoe: skb alloc failure
[  583.015180] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  583.015190] Call Trace:
[  583.018809] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  583.028080]  <IRQ>
[  583.030652] syz-executor4 cpuset=
[  583.041140]  dump_stack+0x244/0x39d
[  583.043270] syz4
[  583.046727]  ? dump_stack_print_info.cold.1+0x20/0x20
[  583.050334]  mems_allowed=0
[  583.052314]  warn_alloc.cold.117+0xb7/0x1bd
[  583.064725]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  583.069579]  ? lock_downgrade+0x900/0x900
[  583.073745]  ? trace_hardirqs_off+0xb8/0x310
[  583.078165]  ? trace_hardirqs_off+0xb8/0x310
[  583.082591]  __alloc_pages_slowpath+0x2660/0x2d70
[  583.087483]  ? ndisc_send_skb+0x1005/0x1570
[  583.091816]  ? warn_alloc+0x120/0x120
[  583.095624]  ? printk+0xa7/0xcf
[  583.098906]  ? dump_header+0x7cc/0xf72
[  583.102797]  ? warn_alloc+0x120/0x120
[  583.106608]  ? print_usage_bug+0xc0/0xc0
[  583.110684]  ? warn_alloc+0x120/0x120
[  583.114493]  ? print_usage_bug+0xc0/0xc0
[  583.118567]  ? __lock_acquire+0x62f/0x4c20
[  583.122807]  ? __lock_acquire+0x62f/0x4c20
[  583.127049]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  583.132600]  ? should_fail+0x22d/0xd01
[  583.136495]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  583.141614]  ? __lock_acquire+0x62f/0x4c20
[  583.145856]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  583.150958]  ? __lock_acquire+0x62f/0x4c20
[  583.155193]  ? should_fail+0x22d/0xd01
[  583.159111]  ? mark_held_locks+0x130/0x130
[  583.163353]  ? mark_held_locks+0x130/0x130
[  583.167599]  ? ip6_finish_output2+0x1d6b/0x27a0
[  583.172295]  ? __kfree_skb+0x20/0x20
[  583.176009]  ? lockdep_hardirqs_on+0x296/0x5b0
[  583.180596]  ? zap_class+0x640/0x640
[  583.184312]  ? print_usage_bug+0xc0/0xc0
[  583.188385]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  583.193923]  ? check_preemption_disabled+0x48/0x280
[  583.198951]  ? __lock_is_held+0xb5/0x140
[  583.203019]  __alloc_pages_nodemask+0xa80/0xde0
[  583.207692]  ? zap_class+0x640/0x640
[  583.211416]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  583.216448]  ? find_held_lock+0x36/0x1c0
[  583.220527]  ? ____cache_alloc_node+0x1c7/0x1e0
[  583.225206]  ? lock_downgrade+0x900/0x900
[  583.229367]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  583.234916]  cache_grow_begin+0xa5/0x8c0
[  583.238982]  ? do_raw_spin_unlock+0xa7/0x330
[  583.243402]  fallback_alloc+0x204/0x2e0
[  583.247387]  ____cache_alloc_node+0x1c7/0x1e0
[  583.251889]  kmem_cache_alloc_node+0xe3/0x730
[  583.256385]  ? ipv6_get_ifaddr+0x42e/0x620
[  583.260631]  __alloc_skb+0x119/0x770
[  583.264348]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  583.269634]  ? netdev_alloc_frag+0x1f0/0x1f0
[  583.274051]  ? lock_downgrade+0x900/0x900
[  583.278213]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  583.283761]  ? refcount_sub_and_test_checked+0x203/0x310
[  583.289220]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  583.294672]  ? addrconf_rs_timer+0x690/0x690
[  583.299099]  ndisc_alloc_skb+0x144/0x340
[  583.303170]  ndisc_send_rs+0x331/0x6e0
[  583.307065]  addrconf_rs_timer+0x314/0x690
[  583.311330]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  583.315586]  call_timer_fn+0x272/0x920
[  583.319481]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  583.323723]  ? process_timeout+0x40/0x40
[  583.327801]  ? mark_held_locks+0xc7/0x130
[  583.331954]  ? _raw_spin_unlock_irq+0x27/0x80
[  583.336456]  ? _raw_spin_unlock_irq+0x27/0x80
[  583.340958]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  583.345197]  ? lockdep_hardirqs_on+0x296/0x5b0
[  583.349785]  ? trace_hardirqs_on+0xbd/0x310
[  583.354114]  ? kasan_check_read+0x11/0x20
[  583.358284]  ? __run_timers+0x7da/0xc70
[  583.362265]  ? trace_hardirqs_off_caller+0x310/0x310
[  583.367378]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  583.371627]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  583.375867]  __run_timers+0x7e5/0xc70
[  583.379687]  ? timer_fixup_init+0x70/0x70
[  583.383841]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  583.388867]  ? zap_class+0x640/0x640
[  583.392591]  ? print_usage_bug+0xc0/0xc0
[  583.396668]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  583.401867]  ? find_held_lock+0x36/0x1c0
[  583.405941]  ? zap_class+0x640/0x640
[  583.409666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  583.415207]  ? check_preemption_disabled+0x48/0x280
[  583.420243]  ? __lock_is_held+0xb5/0x140
[  583.424313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  583.429857]  ? check_preemption_disabled+0x48/0x280
[  583.434884]  run_timer_softirq+0x52/0xb0
[  583.438946]  ? rcu_read_lock_sched_held+0x14f/0x180
[  583.443966]  __do_softirq+0x308/0xb7e
[  583.447778]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  583.452272]  ? lock_downgrade+0x900/0x900
[  583.456435]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  583.461555]  ? pvclock_read_flags+0x160/0x160
[  583.466060]  ? lapic_next_event+0x5a/0x90
[  583.470218]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  583.475765]  ? kvm_clock_read+0x18/0x30
[  583.479742]  ? kvm_sched_clock_read+0x9/0x20
[  583.484158]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  583.489714]  ? check_preemption_disabled+0x48/0x280
[  583.494742]  irq_exit+0x17f/0x1c0
[  583.498254]  smp_apic_timer_interrupt+0x1cb/0x760
[  583.503116]  ? smp_reschedule_interrupt+0x109/0x650
[  583.508144]  ? smp_call_function_single_interrupt+0x650/0x650
[  583.514030]  ? interrupt_entry+0xb5/0xc0
[  583.518101]  ? trace_hardirqs_off_caller+0xbb/0x310
[  583.523116]  ? trace_hardirqs_off_caller+0xbb/0x310
[  583.528139]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  583.532986]  ? trace_hardirqs_on_caller+0x310/0x310
[  583.538004]  ? trace_hardirqs_on_caller+0x310/0x310
[  583.543024]  ? task_prio+0x50/0x50
[  583.546576]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  583.552117]  ? check_preemption_disabled+0x48/0x280
[  583.557143]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  583.562000]  apic_timer_interrupt+0xf/0x20
[  583.566231]  </IRQ>
[  583.568480] RIP: 0010:console_unlock+0xffa/0x1160
[  583.573326] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  583.592227] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  583.599939] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  583.607488] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  583.614774] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  583.622056] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  583.629346] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  583.636646]  ? netconsole_netdev_event+0x280/0x280
[  583.641608]  ? console_unlock+0xff1/0x1160
[  583.645899]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  583.650593]  ? vprintk_emit+0x7f7/0x930
[  583.654601]  ? lock_release+0xa00/0xa00
[  583.658600]  ? trace_hardirqs_off_caller+0x300/0x310
[  583.663724]  ? vprintk_default+0x28/0x30
[  583.667805]  ? trace_hardirqs_off_caller+0x310/0x310
[  583.672925]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  583.678483]  vprintk_emit+0x33d/0x930
[  583.682298]  ? wake_up_klogd+0x180/0x180
[  583.686369]  ? find_held_lock+0x31/0x1c0
[  583.690449]  ? mark_held_locks+0xc7/0x130
[  583.694608]  ? _raw_spin_unlock_irq+0x27/0x80
[  583.699111]  ? _raw_spin_unlock_irq+0x27/0x80
[  583.703623]  vprintk_default+0x28/0x30
[  583.707518]  vprintk_func+0x7e/0x181
[  583.711249]  printk+0xa7/0xcf
[  583.714362]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  583.719128]  ? _raw_spin_unlock_irq+0x60/0x80
[  583.723642]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  583.728931]  dump_header+0x7cc/0xf72
[  583.732662]  ? pagefault_out_of_memory+0x197/0x197
[  583.737607]  ? zap_class+0x640/0x640
[  583.741330]  ? percpu_ref_get_many+0x240/0x240
[  583.745927]  ? print_usage_bug+0xc0/0xc0
[  583.750000]  ? print_usage_bug+0xc0/0xc0
[  583.754095]  ? zap_class+0x640/0x640
[  583.757823]  ? print_usage_bug+0xc0/0xc0
[  583.761897]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  583.767445]  ? find_held_lock+0x36/0x1c0
[  583.771519]  ? mark_held_locks+0xc7/0x130
[  583.775681]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  583.780796]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  583.785920]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  583.790514]  ? trace_hardirqs_on+0xbd/0x310
[  583.794859]  ? kasan_check_read+0x11/0x20
[  583.799014]  ? ___ratelimit+0x3b4/0x672
[  583.802995]  ? trace_hardirqs_off_caller+0x310/0x310
[  583.808104]  ? trace_hardirqs_on+0x310/0x310
[  583.812522]  ? lock_downgrade+0x900/0x900
[  583.816696]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  583.821803]  ? ___ratelimit+0x3b9/0x672
[  583.825783]  ? idr_get_free+0xec0/0xec0
[  583.829762]  ? find_held_lock+0x36/0x1c0
[  583.833841]  oom_kill_process.cold.27+0x10/0x903
[  583.838599]  ? zap_class+0x640/0x640
[  583.842314]  ? check_preemption_disabled+0x48/0x280
[  583.847341]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  583.852270]  ? kasan_check_read+0x11/0x20
[  583.856423]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  583.861702]  ? oom_evaluate_task+0x540/0x540
[  583.866116]  ? find_held_lock+0x36/0x1c0
[  583.870191]  ? out_of_memory+0x974/0x1430
[  583.874345]  ? lock_downgrade+0x900/0x900
[  583.878495]  ? check_preemption_disabled+0x48/0x280
[  583.883527]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  583.888468]  ? kasan_check_read+0x11/0x20
[  583.892627]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  583.897912]  ? rcu_softirq_qs+0x20/0x20
[  583.901896]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  583.907471]  ? oom_evaluate_task+0x302/0x540
[  583.911889]  out_of_memory+0xa84/0x1430
[  583.915875]  ? oom_killer_disable+0x3a0/0x3a0
[  583.920376]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  583.925314]  ? __mutex_add_waiter+0x2a0/0x2a0
[  583.929826]  __alloc_pages_slowpath+0x22d4/0x2d70
[  583.934708]  ? warn_alloc+0x120/0x120
[  583.938518]  ? rcu_softirq_qs+0x20/0x20
[  583.942537]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  583.948088]  ? should_fail+0x22d/0xd01
[  583.951982]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  583.957098]  ? zap_class+0x640/0x640
[  583.960845]  ? __lock_is_held+0xb5/0x140
[  583.964921]  ? mark_held_locks+0x130/0x130
[  583.969163]  ? lock_release+0xa00/0xa00
[  583.973144]  ? perf_trace_sched_process_exec+0x860/0x860
[  583.978608]  ? __might_sleep+0x95/0x190
[  583.982591]  __alloc_pages_nodemask+0xa80/0xde0
[  583.987269]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  583.992296]  ? __page_cache_alloc+0x191/0x5c0
[  583.996797]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  584.001731]  ? kasan_check_read+0x11/0x20
[  584.005882]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  584.011167]  ? zap_class+0x640/0x640
[  584.014891]  ? zap_class+0x640/0x640
[  584.018608]  ? zap_class+0x640/0x640
[  584.022331]  ? __do_page_cache_readahead+0x7ce/0x980
[  584.027447]  ? find_held_lock+0x36/0x1c0
[  584.031516]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  584.037080]  alloc_pages_current+0x173/0x350
[  584.041502]  __page_cache_alloc+0x38c/0x5c0
[  584.045828]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  584.050763]  ? kasan_check_read+0x11/0x20
[  584.054922]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  584.060204]  ? generic_perform_write+0x6a0/0x6a0
[  584.064965]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  584.070516]  ? check_preemption_disabled+0x48/0x280
[  584.075563]  filemap_fault+0x1594/0x25f0
[  584.079642]  ? __lock_page_or_retry+0xa00/0xa00
[  584.084328]  ? mark_held_locks+0x130/0x130
[  584.088578]  ? rcu_softirq_qs+0x20/0x20
[  584.092583]  ? filemap_map_pages+0xe04/0x1990
[  584.097101]  ? __free_object+0x173/0x340
[  584.101173]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  584.106112]  ? trace_hardirqs_off_caller+0x310/0x310
[  584.111226]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  584.115912]  ? debug_object_free+0x32d/0x690
[  584.120323]  ? kasan_check_read+0x11/0x20
[  584.124481]  ? debug_object_destroy+0x2b0/0x2b0
[  584.129166]  ? lock_pi_update_atomic+0x150/0x150
[  584.133928]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  584.139477]  ? __hrtimer_init+0xdb/0x240
[  584.143576]  ? lock_acquire+0x1ed/0x520
[  584.147584]  ? ext4_filemap_fault+0x7a/0xad
[  584.151924]  ? lock_release+0xa00/0xa00
[  584.155900]  ? perf_trace_sched_process_exec+0x860/0x860
[  584.161362]  ? print_usage_bug+0xc0/0xc0
[  584.165431]  ? print_usage_bug+0xc0/0xc0
[  584.169506]  ? down_read+0x8d/0x120
[  584.173137]  ? ext4_filemap_fault+0x7a/0xad
[  584.177462]  ? __down_interruptible+0x700/0x700
[  584.182146]  ext4_filemap_fault+0x82/0xad
[  584.186305]  __do_fault+0x100/0x6b0
[  584.189941]  ? pmd_devmap_trans_unstable+0x220/0x220
[  584.195051]  ? mark_held_locks+0x130/0x130
[  584.199299]  ? mark_held_locks+0x130/0x130
[  584.203541]  ? debug_smp_processor_id+0x1c/0x20
[  584.208224]  ? perf_trace_lock+0x14d/0x7a0
[  584.212466]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  584.218012]  __handle_mm_fault+0x307c/0x5920
[  584.222425]  ? perf_trace_lock+0x7a0/0x7a0
[  584.226672]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  584.231524]  ? lock_is_held_type+0x210/0x210
[  584.235979]  ? ksys_dup3+0x680/0x680
[  584.239699]  ? __switch_to_asm+0x34/0x70
[  584.243781]  ? zap_class+0x640/0x640
[  584.247503]  ? zap_class+0x640/0x640
[  584.251222]  ? __x64_sys_futex+0x53e/0x6a0
[  584.255466]  ? find_held_lock+0x36/0x1c0
[  584.259553]  ? handle_mm_fault+0x42a/0xc70
[  584.263798]  ? lock_downgrade+0x900/0x900
[  584.267952]  ? check_preemption_disabled+0x48/0x280
[  584.272991]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  584.277937]  ? kasan_check_read+0x11/0x20
[  584.282111]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  584.287410]  ? rcu_softirq_qs+0x20/0x20
[  584.291391]  ? trace_hardirqs_off_caller+0x310/0x310
[  584.296510]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  584.302082]  ? check_preemption_disabled+0x48/0x280
[  584.307127]  handle_mm_fault+0x54f/0xc70
[  584.311198]  ? __handle_mm_fault+0x5920/0x5920
[  584.315799]  ? find_vma+0x34/0x190
[  584.319350]  __do_page_fault+0x5e8/0xe60
[  584.323420]  ? trace_hardirqs_off+0xb8/0x310
[  584.327849]  do_page_fault+0xf2/0x7e0
[  584.331654]  ? vmalloc_sync_all+0x30/0x30
[  584.335810]  ? error_entry+0x70/0xd0
[  584.339531]  ? trace_hardirqs_off_caller+0xbb/0x310
[  584.344569]  ? trace_hardirqs_on_caller+0xc0/0x310
[  584.349507]  ? syscall_return_slowpath+0x5e0/0x5e0
[  584.354454]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  584.359304]  ? trace_hardirqs_on_caller+0x310/0x310
[  584.364325]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  584.369788]  ? prepare_exit_to_usermode+0x291/0x3b0
[  584.374814]  ? page_fault+0x8/0x30
[  584.378363]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  584.383244]  ? page_fault+0x8/0x30
[  584.386795]  page_fault+0x1e/0x30
[  584.390251] RIP: 0033:0x40f9c0
[  584.393459] Code: Bad RIP value.
[  584.396820] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  584.402212] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  584.409487] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  584.416759] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  584.424036] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  584.431312] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  584.438618] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  584.438624] warn_alloc_show_mem: 1 callbacks suppressed
[  584.438632] Mem-Info:
[  584.445578] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  584.450949] active_anon:55033 inactive_anon:131 isolated_anon:0
[  584.450949]  active_file:10 inactive_file:13 isolated_file:2
[  584.450949]  unevictable:0 dirty:0 writeback:0 unstable:0
[  584.450949]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  584.450949]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  584.450949]  free:13778 free_pcp:355 free_cma:0
[  584.453326] Call Trace:
[  584.462719] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  584.495688]  <IRQ>
[  584.498277] Node 0 
[  584.525963]  dump_stack+0x244/0x39d
[  584.528122] 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
[  584.530337]  ? dump_stack_print_info.cold.1+0x20/0x20
[  584.533941] lowmem_reserve[]:
[  584.559464]  warn_alloc.cold.117+0xb7/0x1bd
[  584.564648]  0
[  584.567764]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  584.572059]  2818
[  584.573867]  ? lock_downgrade+0x900/0x900
[  584.578677]  6321 6321
[  584.580764]  ? trace_hardirqs_off+0xb8/0x310
[  584.584889] Node 0 
[  584.587393]  ? trace_hardirqs_off+0xb8/0x310
[  584.591796] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  584.594017]  __alloc_pages_slowpath+0x2660/0x2d70
[  584.598394] lowmem_reserve[]: 0
[  584.625161]  ? warn_alloc+0x120/0x120
[  584.629958]  0 3503
[  584.633258]  ? pvclock_read_flags+0x160/0x160
[  584.637032]  3503
[  584.639269]  ? warn_alloc+0x120/0x120
[  584.643745] Node 0 
[  584.645815]  ? print_usage_bug+0xc0/0xc0
[  584.649618] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  584.651834]  ? warn_alloc+0x120/0x120
[  584.655868] lowmem_reserve[]: 0
[  584.684261]  ? print_usage_bug+0xc0/0xc0
[  584.688048]  0
[  584.691332]  ? ktime_get+0x2c1/0x400
[  584.691351]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  584.695401]  0
[  584.697210]  ? check_preemption_disabled+0x48/0x280
[  584.700891]  0
[  584.706439]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  584.706459]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  584.708751] Node 0 
[  584.713769]  ? should_fail+0x22d/0xd01
[  584.715556] DMA: 1*4kB 
[  584.720074]  ? kasan_check_read+0x11/0x20
[  584.725597] (U) 
[  584.727841]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  584.731712] 0*8kB 
[  584.734299]  ? __lock_acquire+0x62f/0x4c20
[  584.738423] 0*16kB 1*32kB 
[  584.740419]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  584.745505] (U) 2*64kB 
[  584.747681]  ? should_fail+0x22d/0xd01
[  584.751921] (U) 
[  584.754773]  ? print_usage_bug+0xc0/0xc0
[  584.759859] 1*128kB (U) 
[  584.762473]  ? mark_held_locks+0x130/0x130
[  584.766336] 1*256kB (U) 
[  584.768338]  ? mark_held_locks+0x130/0x130
[  584.772370] 0*512kB 1*1024kB 
[  584.775061]  ? check_preemption_disabled+0x48/0x280
[  584.779272] (U) 1*2048kB 
[  584.781966]  ? zap_class+0x640/0x640
[  584.786174] (M) 
[  584.789284]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  584.794273] 3*4096kB (M) 
[  584.797047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  584.800734] = 15908kB
[  584.800743] Node 0 
[  584.802726]  ? check_preemption_disabled+0x48/0x280
[  584.807463] DMA32: 
[  584.810231]  ? __lock_is_held+0xb5/0x140
[  584.815742] 5*4kB 
[  584.818167]  __alloc_pages_nodemask+0xa80/0xde0
[  584.820379] (MH) 
[  584.825401]  ? zap_class+0x640/0x640
[  584.827618] 1*8kB 
[  584.831679]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  584.833804] (U) 
[  584.838480]  ? find_held_lock+0x36/0x1c0
[  584.840517] 3*16kB 
[  584.844242]  ? ____cache_alloc_node+0x1c7/0x1e0
[  584.846366] (MH) 
[  584.851383]  ? lock_downgrade+0x900/0x900
[  584.853342] 2*32kB 
[  584.857407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  584.859622] (MH) 
[  584.864294]  cache_grow_begin+0xa5/0x8c0
[  584.866328] 4*64kB (MH) 
[  584.870487]  ? do_raw_spin_unlock+0xa7/0x330
[  584.872708] 4*128kB 
[  584.878252]  fallback_alloc+0x204/0x2e0
[  584.880293] (M) 
[  584.884370]  ____cache_alloc_node+0x1c7/0x1e0
[  584.887025] 3*256kB 
[  584.891440]  kmem_cache_alloc_node+0xe3/0x730
[  584.893745] (M) 
[  584.897725]  ? __kmalloc_node_track_caller+0x47/0x70
[  584.899688] 4*512kB 
[  584.904183]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  584.906476] (UM) 3*1024kB 
[  584.910988]  __alloc_skb+0x119/0x770
[  584.912942] (UM) 
[  584.918050]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  584.920348] 3*2048kB 
[  584.925893]  ? netdev_alloc_frag+0x1f0/0x1f0
[  584.928737] (UM) 
[  584.932464]  ? vprintk_default+0x28/0x30
[  584.934504] 3*4096kB 
[  584.939878]  ? vprintk_func+0x85/0x181
[  584.942278] (M) 
[  584.946679]  ? printk+0xa7/0xcf
[  584.948715] = 25228kB
[  584.948724] Node 0 
[  584.952783]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  584.955174] Normal: 
[  584.959068]  new_skb+0x26/0x1c0
[  584.961022] 1142*4kB 
[  584.964300]  aoecmd_cfg+0x279/0x7f0
[  584.966687] (MEH) 
[  584.968935]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  584.973681] 440*8kB (UMEH) 
[  584.976023]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  584.979280] 198*16kB 
[  584.981697]  ? __lock_is_held+0xb5/0x140
[  584.985284] (UME) 53*32kB 
[  584.987454]  discover_timer+0x50/0x60
[  584.991745] (UMEH) 
[  584.994679]  call_timer_fn+0x272/0x920
[  585.000189] 6*64kB (UM) 
[  585.002612]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  585.006642] 1*128kB (H) 
[  585.009512]  ? process_timeout+0x40/0x40
[  585.013289] 0*256kB 1*512kB 
[  585.015558]  ? __run_timers+0x7da/0xc70
[  585.019417] (H) 
[  585.022097]  ? _raw_spin_unlock_irq+0x27/0x80
[  585.026909] 0*1024kB 0*2048kB 
[  585.029595]  ? _raw_spin_unlock_irq+0x27/0x80
[  585.033628] 0*4096kB = 13976kB
[  585.036665]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  585.040623] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  585.042602]  ? lockdep_hardirqs_on+0x296/0x5b0
[  585.047085] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  585.050268]  ? trace_hardirqs_on+0xbd/0x310
[  585.054739] 4258 total pagecache pages
[  585.057926]  ? kasan_check_read+0x11/0x20
[  585.057946]  ? __run_timers+0x7da/0xc70
[  585.062778] 0 pages in swap cache
[  585.071613]  ? trace_hardirqs_off_caller+0x310/0x310
[  585.076179] Swap cache stats: add 0, delete 0, find 0/0
[  585.084769]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  585.089065] Free swap  = 0kB
[  585.092983]  __run_timers+0x7e5/0xc70
[  585.097110] Total swap = 0kB
[  585.101097]  ? timer_fixup_init+0x70/0x70
[  585.104523] 1965979 pages RAM
[  585.109648]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  585.114990] 0 pages HighMem/MovableOnly
[  585.119833]  ? zap_class+0x640/0x640
[  585.122835] 342867 pages reserved
[  585.126634]  ? enqueue_hrtimer+0x1a5/0x560
[  585.129630] 0 pages cma reserved
[  585.129700] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  585.133787]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  585.137098] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  585.141898]  ? find_held_lock+0x36/0x1c0
[  585.145853] syz-fuzzer cpuset=
[  585.149589]  ? zap_class+0x640/0x640
[  585.153014] /
[  585.157250]  ? pvclock_read_flags+0x160/0x160
[  585.160593]  mems_allowed=0
[  585.167094]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  585.208052]  ? check_preemption_disabled+0x48/0x280
[  585.213089]  ? __lock_is_held+0xb5/0x140
[  585.217160]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  585.222701]  ? check_preemption_disabled+0x48/0x280
[  585.227729]  run_timer_softirq+0x52/0xb0
[  585.231793]  ? rcu_read_lock_sched_held+0x14f/0x180
[  585.236811]  __do_softirq+0x308/0xb7e
[  585.240622]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  585.245117]  ? lock_downgrade+0x900/0x900
[  585.249274]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  585.254391]  ? pvclock_read_flags+0x160/0x160
[  585.258896]  ? lapic_next_event+0x5a/0x90
[  585.263051]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  585.268607]  ? kvm_clock_read+0x18/0x30
[  585.272592]  ? kvm_sched_clock_read+0x9/0x20
[  585.277004]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  585.282555]  ? check_preemption_disabled+0x48/0x280
[  585.287604]  irq_exit+0x17f/0x1c0
[  585.291070]  smp_apic_timer_interrupt+0x1cb/0x760
[  585.295929]  ? smp_reschedule_interrupt+0x109/0x650
[  585.300966]  ? smp_call_function_single_interrupt+0x650/0x650
[  585.306868]  ? interrupt_entry+0xb5/0xc0
[  585.310941]  ? trace_hardirqs_off_caller+0xbb/0x310
[  585.315968]  ? trace_hardirqs_off_caller+0xbb/0x310
[  585.320992]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  585.325843]  ? trace_hardirqs_on_caller+0x310/0x310
[  585.330860]  ? trace_hardirqs_on_caller+0x310/0x310
[  585.335878]  ? task_prio+0x50/0x50
[  585.339423]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  585.344971]  ? check_preemption_disabled+0x48/0x280
[  585.350004]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  585.354865]  apic_timer_interrupt+0xf/0x20
[  585.359102]  </IRQ>
[  585.361350] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  585.367242] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  585.386168] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  585.393893] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  585.401167] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  585.408439] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  585.415711] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  585.422986] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  585.430300]  ? save_stack+0xa9/0xd0
[  585.433943]  __kmalloc_node_track_caller+0x33/0x70
[  585.438880]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  585.443645]  pskb_expand_head+0x230/0x10f0
[  585.447904]  ? memcpy+0x45/0x50
[  585.451194]  ? __copy_skb_header+0x350/0x6b0
[  585.455608]  ? skb_release_data+0x880/0x880
[  585.459932]  ? __alloc_skb+0x770/0x770
[  585.463831]  ? __lock_is_held+0xb5/0x140
[  585.467912]  ? kasan_check_write+0x14/0x20
[  585.472151]  ? __skb_clone+0x6c7/0xa00
[  585.476047]  ? __copy_skb_header+0x6b0/0x6b0
[  585.480457]  ? kmem_cache_alloc+0x33a/0x730
[  585.484791]  skb_ensure_writable+0x3dd/0x640
[  585.489208]  ? skb_checksum_setup+0xaa0/0xaa0
[  585.493705]  ? check_preemption_disabled+0x48/0x280
[  585.498732]  ? __this_cpu_preempt_check+0x1c/0x20
[  585.503592]  ? __bpf_redirect+0x54b/0xb20
[  585.507750]  ? __switch_to_asm+0x34/0x70
[  585.511831]  bpf_clone_redirect+0x14a/0x490
[  585.516168]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  585.521190]  ? __sched_text_start+0x8/0x8
[  585.525342]  ? retint_kernel+0x2d/0x2d
[  585.529240]  ? find_held_lock+0x36/0x1c0
[  585.533314]  ? lock_acquire+0x1ed/0x520
[  585.537298]  ? bpf_test_run+0x3cb/0x780
[  585.541276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  585.546820]  ? check_preemption_disabled+0x48/0x280
[  585.551854]  ? kasan_check_read+0x11/0x20
[  585.556008]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  585.561295]  ? rcu_softirq_qs+0x20/0x20
[  585.565282]  ? preempt_schedule+0x4d/0x60
[  585.569435]  ? ___preempt_schedule+0x16/0x18
[  585.573858]  ? bpf_test_run+0x25d/0x780
[  585.577849]  ? netlink_diag_dump+0x2a0/0x2a0
[  585.582266]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  585.587809]  ? bpf_test_init.isra.10+0x70/0x100
[  585.592486]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  585.597253]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  585.602534]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  585.608094]  ? fput+0x130/0x1a0
[  585.611383]  ? __bpf_prog_get+0x9b/0x290
[  585.615455]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  585.620297]  ? bpf_prog_test_run+0x130/0x1a0
[  585.624715]  ? __x64_sys_bpf+0x3d8/0x520
[  585.628780]  ? bpf_prog_get+0x20/0x20
[  585.632611]  ? do_syscall_64+0x1b9/0x820
[  585.636680]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  585.642047]  ? syscall_return_slowpath+0x5e0/0x5e0
[  585.646986]  ? trace_hardirqs_on_caller+0x310/0x310
[  585.652006]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  585.657031]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  585.663701]  ? __switch_to_asm+0x40/0x70
[  585.667761]  ? __switch_to_asm+0x34/0x70
[  585.671830]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  585.676686]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  585.682083] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  585.682144] aoe: skb alloc failure
[  585.688761] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  585.688766] Call Trace:
[  585.688773]  <IRQ>
[  585.688789]  dump_stack+0x244/0x39d
[  585.688807]  ? dump_stack_print_info.cold.1+0x20/0x20
[  585.688835]  warn_alloc.cold.117+0xb7/0x1bd
[  585.692377] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  585.701705]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  585.704270] syz-executor4 cpuset=
[  585.706419]  ? lock_downgrade+0x900/0x900
[  585.710030] syz4
[  585.715228]  ? trace_hardirqs_off+0xb8/0x310
[  585.719531]  mems_allowed=0
[  585.730026]  ? trace_hardirqs_off+0xb8/0x310
[  585.756108]  __alloc_pages_slowpath+0x2660/0x2d70
[  585.760993]  ? warn_alloc+0x120/0x120
[  585.764804]  ? warn_alloc+0x120/0x120
[  585.768616]  ? print_usage_bug+0xc0/0xc0
[  585.772686]  ? warn_alloc+0x120/0x120
[  585.776497]  ? print_usage_bug+0xc0/0xc0
[  585.780569]  ? idle_cpu+0x1d0/0x1d0
[  585.784201]  ? kvm_sched_clock_read+0x9/0x20
[  585.788613]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  585.793637]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  585.799179]  ? should_fail+0x22d/0xd01
[  585.803068]  ? __lock_acquire+0x62f/0x4c20
[  585.807312]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  585.812417]  ? __lock_acquire+0x62f/0x4c20
[  585.816662]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  585.821765]  ? __lock_acquire+0x62f/0x4c20
[  585.826004]  ? should_fail+0x22d/0xd01
[  585.829911]  ? mark_held_locks+0x130/0x130
[  585.834155]  ? mark_held_locks+0x130/0x130
[  585.838392]  ? account_entity_enqueue+0x3a3/0x660
[  585.843247]  ? zap_class+0x640/0x640
[  585.846989]  ? print_usage_bug+0xc0/0xc0
[  585.851056]  ? rcu_softirq_qs+0x20/0x20
[  585.855046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  585.860604]  ? check_preemption_disabled+0x48/0x280
[  585.865637]  ? __lock_is_held+0xb5/0x140
[  585.869716]  __alloc_pages_nodemask+0xa80/0xde0
[  585.874388]  ? zap_class+0x640/0x640
[  585.878111]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  585.883141]  ? find_held_lock+0x36/0x1c0
[  585.887219]  ? ____cache_alloc_node+0x1c7/0x1e0
[  585.891890]  ? lock_downgrade+0x900/0x900
[  585.896052]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  585.901618]  cache_grow_begin+0xa5/0x8c0
[  585.905685]  ? do_raw_spin_unlock+0xa7/0x330
[  585.910108]  fallback_alloc+0x204/0x2e0
[  585.914098]  ____cache_alloc_node+0x1c7/0x1e0
[  585.918611]  kmem_cache_alloc_node+0xe3/0x730
[  585.923121]  ? ipv6_get_ifaddr+0x42e/0x620
[  585.927390]  __alloc_skb+0x119/0x770
[  585.931119]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  585.936411]  ? netdev_alloc_frag+0x1f0/0x1f0
[  585.940826]  ? lock_downgrade+0x900/0x900
[  585.944991]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  585.950538]  ? refcount_sub_and_test_checked+0x203/0x310
[  585.956012]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  585.961471]  ? addrconf_rs_timer+0x690/0x690
[  585.965900]  ndisc_alloc_skb+0x144/0x340
[  585.969970]  ndisc_send_rs+0x331/0x6e0
[  585.973869]  addrconf_rs_timer+0x314/0x690
[  585.978116]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  585.982368]  call_timer_fn+0x272/0x920
[  585.986284]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  585.990524]  ? process_timeout+0x40/0x40
[  585.994609]  ? mark_held_locks+0xc7/0x130
[  585.998765]  ? _raw_spin_unlock_irq+0x27/0x80
[  586.003262]  ? _raw_spin_unlock_irq+0x27/0x80
[  586.007760]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  586.012001]  ? lockdep_hardirqs_on+0x296/0x5b0
[  586.016592]  ? trace_hardirqs_on+0xbd/0x310
[  586.020918]  ? kasan_check_read+0x11/0x20
[  586.025090]  ? __run_timers+0x7da/0xc70
[  586.029081]  ? trace_hardirqs_off_caller+0x310/0x310
[  586.034203]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  586.038444]  __run_timers+0x7e5/0xc70
[  586.042265]  ? timer_fixup_init+0x70/0x70
[  586.046419]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  586.051452]  ? zap_class+0x640/0x640
[  586.055182]  ? print_usage_bug+0xc0/0xc0
[  586.059249]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  586.064452]  ? find_held_lock+0x36/0x1c0
[  586.068532]  ? zap_class+0x640/0x640
[  586.072277]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  586.077826]  ? check_preemption_disabled+0x48/0x280
[  586.082864]  ? __lock_is_held+0xb5/0x140
[  586.086936]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  586.092481]  ? check_preemption_disabled+0x48/0x280
[  586.097507]  run_timer_softirq+0x52/0xb0
[  586.101582]  ? rcu_read_lock_sched_held+0x14f/0x180
[  586.106606]  __do_softirq+0x308/0xb7e
[  586.110420]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  586.114920]  ? lock_downgrade+0x900/0x900
[  586.119105]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  586.124220]  ? pvclock_read_flags+0x160/0x160
[  586.128720]  ? lapic_next_event+0x5a/0x90
[  586.132883]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  586.138435]  ? kvm_clock_read+0x18/0x30
[  586.142410]  ? kvm_sched_clock_read+0x9/0x20
[  586.146826]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  586.152366]  ? check_preemption_disabled+0x48/0x280
[  586.157396]  irq_exit+0x17f/0x1c0
[  586.160855]  smp_apic_timer_interrupt+0x1cb/0x760
[  586.165702]  ? smp_reschedule_interrupt+0x109/0x650
[  586.170727]  ? smp_call_function_single_interrupt+0x650/0x650
[  586.176627]  ? interrupt_entry+0xb5/0xc0
[  586.180692]  ? trace_hardirqs_off_caller+0xbb/0x310
[  586.185707]  ? trace_hardirqs_off_caller+0xbb/0x310
[  586.190726]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  586.195587]  ? trace_hardirqs_on_caller+0x310/0x310
[  586.200610]  ? trace_hardirqs_on_caller+0x310/0x310
[  586.205628]  ? task_prio+0x50/0x50
[  586.209175]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  586.214716]  ? check_preemption_disabled+0x48/0x280
[  586.219748]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  586.224609]  apic_timer_interrupt+0xf/0x20
[  586.228840]  </IRQ>
[  586.231090] RIP: 0010:console_unlock+0xffa/0x1160
[  586.235935] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  586.254838] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  586.262557] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  586.269828] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  586.277100] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  586.284392] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  586.291679] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  586.298968]  ? netconsole_netdev_event+0x280/0x280
[  586.303911]  ? console_unlock+0xff1/0x1160
[  586.308178]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  586.312853]  ? vprintk_emit+0x7f7/0x930
[  586.316842]  ? lock_release+0xa00/0xa00
[  586.320824]  ? trace_hardirqs_off_caller+0x300/0x310
[  586.325933]  ? vprintk_default+0x28/0x30
[  586.329998]  ? trace_hardirqs_off_caller+0x310/0x310
[  586.335116]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  586.340664]  vprintk_emit+0x33d/0x930
[  586.344483]  ? wake_up_klogd+0x180/0x180
[  586.348566]  ? find_held_lock+0x31/0x1c0
[  586.352644]  ? mark_held_locks+0xc7/0x130
[  586.356803]  ? _raw_spin_unlock_irq+0x27/0x80
[  586.361299]  ? _raw_spin_unlock_irq+0x27/0x80
[  586.365800]  vprintk_default+0x28/0x30
[  586.369691]  vprintk_func+0x7e/0x181
[  586.373418]  printk+0xa7/0xcf
[  586.376529]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  586.381307]  ? _raw_spin_unlock_irq+0x60/0x80
[  586.385822]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  586.391119]  dump_header+0x7cc/0xf72
[  586.394848]  ? pagefault_out_of_memory+0x197/0x197
[  586.399790]  ? zap_class+0x640/0x640
[  586.403511]  ? percpu_ref_get_many+0x240/0x240
[  586.408114]  ? print_usage_bug+0xc0/0xc0
[  586.412181]  ? print_usage_bug+0xc0/0xc0
[  586.416250]  ? zap_class+0x640/0x640
[  586.419971]  ? print_usage_bug+0xc0/0xc0
[  586.424041]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  586.429593]  ? find_held_lock+0x36/0x1c0
[  586.433664]  ? mark_held_locks+0xc7/0x130
[  586.437819]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  586.442928]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  586.448033]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  586.452620]  ? trace_hardirqs_on+0xbd/0x310
[  586.456947]  ? kasan_check_read+0x11/0x20
[  586.461098]  ? ___ratelimit+0x3b4/0x672
[  586.465086]  ? trace_hardirqs_off_caller+0x310/0x310
[  586.470197]  ? trace_hardirqs_on+0x310/0x310
[  586.474612]  ? lock_downgrade+0x900/0x900
[  586.478777]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  586.483881]  ? ___ratelimit+0x3b9/0x672
[  586.487857]  ? idr_get_free+0xec0/0xec0
[  586.491830]  ? find_held_lock+0x36/0x1c0
[  586.495913]  oom_kill_process.cold.27+0x10/0x903
[  586.500672]  ? zap_class+0x640/0x640
[  586.504385]  ? check_preemption_disabled+0x48/0x280
[  586.509407]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  586.514342]  ? kasan_check_read+0x11/0x20
[  586.518493]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  586.523775]  ? oom_evaluate_task+0x540/0x540
[  586.528194]  ? find_held_lock+0x36/0x1c0
[  586.532275]  ? out_of_memory+0x974/0x1430
[  586.536431]  ? lock_downgrade+0x900/0x900
[  586.540582]  ? check_preemption_disabled+0x48/0x280
[  586.545609]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  586.550541]  ? kasan_check_read+0x11/0x20
[  586.554704]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  586.559992]  ? rcu_softirq_qs+0x20/0x20
[  586.563977]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  586.569522]  ? oom_evaluate_task+0x302/0x540
[  586.573950]  out_of_memory+0xa84/0x1430
[  586.577936]  ? oom_killer_disable+0x3a0/0x3a0
[  586.582444]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  586.587379]  ? __mutex_add_waiter+0x2a0/0x2a0
[  586.591890]  __alloc_pages_slowpath+0x22d4/0x2d70
[  586.596773]  ? warn_alloc+0x120/0x120
[  586.600583]  ? rcu_softirq_qs+0x20/0x20
[  586.604598]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  586.610146]  ? should_fail+0x22d/0xd01
[  586.614042]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  586.619155]  ? zap_class+0x640/0x640
[  586.622897]  ? __lock_is_held+0xb5/0x140
[  586.626972]  ? mark_held_locks+0x130/0x130
[  586.631215]  ? lock_release+0xa00/0xa00
[  586.635193]  ? perf_trace_sched_process_exec+0x860/0x860
[  586.640656]  ? __might_sleep+0x95/0x190
[  586.644649]  __alloc_pages_nodemask+0xa80/0xde0
[  586.649329]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  586.654347]  ? __page_cache_alloc+0x191/0x5c0
[  586.658847]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  586.663780]  ? kasan_check_read+0x11/0x20
[  586.667943]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  586.673235]  ? zap_class+0x640/0x640
[  586.676959]  ? zap_class+0x640/0x640
[  586.680671]  ? zap_class+0x640/0x640
[  586.684394]  ? __do_page_cache_readahead+0x7ce/0x980
[  586.689505]  ? find_held_lock+0x36/0x1c0
[  586.693583]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  586.699133]  alloc_pages_current+0x173/0x350
[  586.703567]  __page_cache_alloc+0x38c/0x5c0
[  586.708410]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  586.713343]  ? kasan_check_read+0x11/0x20
[  586.717498]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  586.722784]  ? generic_perform_write+0x6a0/0x6a0
[  586.727570]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  586.733110]  ? check_preemption_disabled+0x48/0x280
[  586.738136]  filemap_fault+0x1594/0x25f0
[  586.742212]  ? __lock_page_or_retry+0xa00/0xa00
[  586.746887]  ? mark_held_locks+0x130/0x130
[  586.751127]  ? rcu_softirq_qs+0x20/0x20
[  586.755122]  ? filemap_map_pages+0xe04/0x1990
[  586.759631]  ? __free_object+0x173/0x340
[  586.763707]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  586.768644]  ? trace_hardirqs_off_caller+0x310/0x310
[  586.773751]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  586.778435]  ? debug_object_free+0x32d/0x690
[  586.782853]  ? kasan_check_read+0x11/0x20
[  586.787005]  ? debug_object_destroy+0x2b0/0x2b0
[  586.791678]  ? lock_pi_update_atomic+0x150/0x150
[  586.796436]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  586.801980]  ? __hrtimer_init+0xdb/0x240
[  586.806055]  ? lock_acquire+0x1ed/0x520
[  586.810034]  ? ext4_filemap_fault+0x7a/0xad
[  586.814369]  ? lock_release+0xa00/0xa00
[  586.818348]  ? perf_trace_sched_process_exec+0x860/0x860
[  586.823808]  ? print_usage_bug+0xc0/0xc0
[  586.827871]  ? print_usage_bug+0xc0/0xc0
[  586.831950]  ? down_read+0x8d/0x120
[  586.835578]  ? ext4_filemap_fault+0x7a/0xad
[  586.839905]  ? __down_interruptible+0x700/0x700
[  586.844594]  ext4_filemap_fault+0x82/0xad
[  586.848754]  __do_fault+0x100/0x6b0
[  586.852387]  ? pmd_devmap_trans_unstable+0x220/0x220
[  586.857501]  ? mark_held_locks+0x130/0x130
[  586.861741]  ? mark_held_locks+0x130/0x130
[  586.865978]  ? debug_smp_processor_id+0x1c/0x20
[  586.870651]  ? perf_trace_lock+0x14d/0x7a0
[  586.874901]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  586.880445]  __handle_mm_fault+0x307c/0x5920
[  586.884854]  ? perf_trace_lock+0x7a0/0x7a0
[  586.889105]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  586.893957]  ? lock_is_held_type+0x210/0x210
[  586.898371]  ? ksys_dup3+0x680/0x680
[  586.902094]  ? __switch_to_asm+0x34/0x70
[  586.906171]  ? zap_class+0x640/0x640
[  586.909893]  ? zap_class+0x640/0x640
[  586.913612]  ? __x64_sys_futex+0x53e/0x6a0
[  586.917858]  ? find_held_lock+0x36/0x1c0
[  586.921931]  ? handle_mm_fault+0x42a/0xc70
[  586.926169]  ? lock_downgrade+0x900/0x900
[  586.930319]  ? check_preemption_disabled+0x48/0x280
[  586.935345]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  586.940280]  ? kasan_check_read+0x11/0x20
[  586.944429]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  586.949712]  ? rcu_softirq_qs+0x20/0x20
[  586.953691]  ? trace_hardirqs_off_caller+0x310/0x310
[  586.958797]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  586.964336]  ? check_preemption_disabled+0x48/0x280
[  586.969362]  handle_mm_fault+0x54f/0xc70
[  586.973435]  ? __handle_mm_fault+0x5920/0x5920
[  586.978023]  ? find_vma+0x34/0x190
[  586.981581]  __do_page_fault+0x5e8/0xe60
[  586.985647]  ? trace_hardirqs_off+0xb8/0x310
[  586.990080]  do_page_fault+0xf2/0x7e0
[  586.993885]  ? vmalloc_sync_all+0x30/0x30
[  586.998038]  ? error_entry+0x70/0xd0
[  587.001759]  ? trace_hardirqs_off_caller+0xbb/0x310
[  587.006775]  ? trace_hardirqs_on_caller+0xc0/0x310
[  587.011715]  ? syscall_return_slowpath+0x5e0/0x5e0
[  587.016647]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  587.021494]  ? trace_hardirqs_on_caller+0x310/0x310
[  587.026518]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  587.031987]  ? prepare_exit_to_usermode+0x291/0x3b0
[  587.037018]  ? page_fault+0x8/0x30
[  587.040579]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  587.045440]  ? page_fault+0x8/0x30
[  587.048987]  page_fault+0x1e/0x30
[  587.052448] RIP: 0033:0x40f9c0
[  587.055674] Code: Bad RIP value.
[  587.059038] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  587.064411] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  587.071684] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  587.078956] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  587.086227] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  587.093496] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  587.100795] warn_alloc_show_mem: 1 callbacks suppressed
[  587.100807] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  587.100809] Mem-Info:
[  587.100840] active_anon:55033 inactive_anon:131 isolated_anon:0
[  587.100840]  active_file:10 inactive_file:13 isolated_file:2
[  587.100840]  unevictable:0 dirty:0 writeback:0 unstable:0
[  587.100840]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  587.100840]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  587.100840]  free:13778 free_pcp:355 free_cma:0
[  587.106192] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  587.113130] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  587.115538] Call Trace:
[  587.148517] Node 0 
[  587.157885]  <IRQ>
[  587.185590] 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
[  587.188167]  dump_stack+0x244/0x39d
[  587.190381] lowmem_reserve[]:
[  587.192537]  ? dump_stack_print_info.cold.1+0x20/0x20
[  587.218043]  0 2818
[  587.221706]  warn_alloc.cold.117+0xb7/0x1bd
[  587.224774]  6321 6321
[  587.229972]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  587.236505]  ? lock_downgrade+0x900/0x900
[  587.238980] Node 0 
[  587.243829]  ? trace_hardirqs_off+0xb8/0x310
[  587.247988] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  587.250196]  ? trace_hardirqs_off+0xb8/0x310
[  587.254584] lowmem_reserve[]:
[  587.281310]  __alloc_pages_slowpath+0x2660/0x2d70
[  587.285693]  0
[  587.288815]  ? native_queued_spin_lock_slowpath+0x1ec/0x13d0
[  587.293610]  0 3503
[  587.295427]  ? warn_alloc+0x120/0x120
[  587.301192]  3503
[  587.303436]  ? __lock_acquire+0x62f/0x4c20
[  587.307219] Node 0 
[  587.309282]  ? __lock_acquire+0x62f/0x4c20
[  587.313520] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  587.315731]  ? warn_alloc+0x120/0x120
[  587.319943] lowmem_reserve[]:
[  587.348327]  ? print_usage_bug+0xc0/0xc0
[  587.352121]  0
[  587.355228]  ? warn_alloc+0x120/0x120
[  587.359265]  0
[  587.361065]  ? print_usage_bug+0xc0/0xc0
[  587.366145]  0 0
[  587.367956]  ? mark_held_locks+0x130/0x130
[  587.373968]  ? mark_held_locks+0x130/0x130
[  587.378182] Node 0 DMA: 
[  587.382418]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  587.382434]  ? should_fail+0x22d/0xd01
[  587.385090] 1*4kB 
[  587.390630]  ? zap_class+0x640/0x640
[  587.394499] (U) 
[  587.396646]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  587.400330] 0*8kB 0*16kB 
[  587.402313]  ? __lock_acquire+0x62f/0x4c20
[  587.407395] 1*32kB 
[  587.410151]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  587.414362] (U) 
[  587.416601]  ? should_fail+0x22d/0xd01
[  587.421687] 2*64kB 
[  587.423671]  ? mark_held_locks+0x130/0x130
[  587.427533] (U) 
[  587.429783]  ? mark_held_locks+0x130/0x130
[  587.433991] 1*128kB (U) 
[  587.435977]  ? lock_downgrade+0x900/0x900
[  587.440190] 1*256kB 
[  587.442860]  ? zap_class+0x640/0x640
[  587.446985] (U) 
[  587.449309]  ? zap_class+0x640/0x640
[  587.453003] 0*512kB 
[  587.454975]  ? zap_class+0x640/0x640
[  587.458667] 1*1024kB (U) 
[  587.461002]  ? do_raw_spin_unlock+0xa7/0x330
[  587.464690] 1*2048kB (M) 
[  587.467461]  ? trace_hardirqs_on+0x310/0x310
[  587.471847] 3*4096kB 
[  587.474609]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  587.478996] (M) 
[  587.481409]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  587.486916] = 15908kB
[  587.486925] Node 0 
[  587.488904]  ? check_preemption_disabled+0x48/0x280
[  587.494412] DMA32: 5*4kB 
[  587.496838]  ? __lock_is_held+0xb5/0x140
[  587.499046] (MH) 
[  587.504063]  __alloc_pages_nodemask+0xa80/0xde0
[  587.506805] 1*8kB 
[  587.510863]  ? zap_class+0x640/0x640
[  587.512905] (U) 
[  587.517585]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  587.519704] 3*16kB (MH) 
[  587.523435]  ? find_held_lock+0x36/0x1c0
[  587.525383] 2*32kB 
[  587.530399]  ? ____cache_alloc_node+0x1c7/0x1e0
[  587.533047] (MH) 
[  587.537105]  ? lock_downgrade+0x900/0x900
[  587.539350] 4*64kB 
[  587.544024]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  587.546066] (MH) 
[  587.550218]  cache_grow_begin+0xa5/0x8c0
[  587.552436] 4*128kB 
[  587.557973]  ? do_raw_spin_unlock+0xa7/0x330
[  587.560017] (M) 
[  587.564085]  fallback_alloc+0x204/0x2e0
[  587.566388] 3*256kB 
[  587.570822]  ____cache_alloc_node+0x1c7/0x1e0
[  587.572775] (M) 
[  587.576747]  kmem_cache_alloc_node+0xe3/0x730
[  587.579053] 4*512kB 
[  587.583570]  ? __kmalloc_node_track_caller+0x47/0x70
[  587.585525] (UM) 
[  587.590025]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  587.592329] 3*1024kB 
[  587.597433]  __alloc_skb+0x119/0x770
[  587.599569] (UM) 
[  587.605603]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  587.607989] 3*2048kB 
[  587.611703]  ? netdev_alloc_frag+0x1f0/0x1f0
[  587.613741] (UM) 
[  587.619103]  ? vprintk_default+0x28/0x30
[  587.621491] 3*4096kB 
[  587.625892]  ? vprintk_func+0x85/0x181
[  587.627933] (M) 
[  587.631991]  ? printk+0xa7/0xcf
[  587.634379] = 25228kB
[  587.634389] Node 0 
[  587.638274]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  587.640231] Normal: 
[  587.643518]  new_skb+0x26/0x1c0
[  587.645899] 1142*4kB 
[  587.648134]  aoecmd_cfg+0x279/0x7f0
[  587.652867] (MEH) 
[  587.655195]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  587.658451] 440*8kB 
[  587.660861]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  587.664464] (UMEH) 
[  587.666621]  ? __lock_is_held+0xb5/0x140
[  587.670917] 198*16kB 
[  587.673245]  discover_timer+0x50/0x60
[  587.678748] (UME) 
[  587.680986]  call_timer_fn+0x272/0x920
[  587.685025] 53*32kB 
[  587.687437]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  587.691215] (UMEH) 
[  587.693363]  ? process_timeout+0x40/0x40
[  587.697226] 6*64kB 
[  587.699560]  ? __run_timers+0x7da/0xc70
[  587.704372] (UM) 
[  587.706611]  ? _raw_spin_unlock_irq+0x27/0x80
[  587.710667] 1*128kB 
[  587.712900]  ? _raw_spin_unlock_irq+0x27/0x80
[  587.716852] (H) 
[  587.718916]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  587.723388] 0*256kB 
[  587.725709]  ? lockdep_hardirqs_on+0x296/0x5b0
[  587.730180] 1*512kB 
[  587.732155]  ? trace_hardirqs_on+0xbd/0x310
[  587.736971] (H) 
[  587.739297]  ? kasan_check_read+0x11/0x20
[  587.743858] 0*1024kB 
[  587.746182]  ? __run_timers+0x7da/0xc70
[  587.750482] 0*2048kB 
[  587.752456]  ? trace_hardirqs_off_caller+0x310/0x310
[  587.756588] 0*4096kB 
[  587.759006]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  587.762946] = 13976kB
[  587.765356]  __run_timers+0x7e5/0xc70
[  587.770450] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  587.772861]  ? timer_fixup_init+0x70/0x70
[  587.777680] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  587.780082]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  587.783870] 4258 total pagecache pages
[  587.792701]  ? zap_class+0x640/0x640
[  587.796838] 0 pages in swap cache
[  587.805404]  ? enqueue_hrtimer+0x1a5/0x560
[  587.810404] Swap cache stats: add 0, delete 0, find 0/0
[  587.814287]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  587.817977] Free swap  = 0kB
[  587.817986] Total swap = 0kB
[  587.821446]  ? find_held_lock+0x36/0x1c0
[  587.825658] 1965979 pages RAM
[  587.831020]  ? zap_class+0x640/0x640
[  587.836190] 0 pages HighMem/MovableOnly
[  587.839204]  ? pvclock_read_flags+0x160/0x160
[  587.842200] 342867 pages reserved
[  587.846258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  587.849340] 0 pages cma reserved
[  587.853052]  ? check_preemption_disabled+0x48/0x280
[  587.857066] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  587.861506]  ? __lock_is_held+0xb5/0x140
[  587.865021] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  587.870460]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  587.870478]  ? check_preemption_disabled+0x48/0x280
[  587.873993] syz-fuzzer cpuset=
[  587.879008]  run_timer_softirq+0x52/0xb0
[  587.879027]  ? rcu_read_lock_sched_held+0x14f/0x180
[  587.885668] /
[  587.889659]  __do_softirq+0x308/0xb7e
[  587.889677]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  587.889690]  ? lock_downgrade+0x900/0x900
[  587.889713]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  587.889736]  ? pvclock_read_flags+0x160/0x160
[  587.889752]  ? lapic_next_event+0x5a/0x90
[  587.900082]  mems_allowed=0
[  587.905616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  587.959113]  ? kvm_clock_read+0x18/0x30
[  587.963090]  ? kvm_sched_clock_read+0x9/0x20
[  587.967505]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  587.973040]  ? check_preemption_disabled+0x48/0x280
[  587.978078]  irq_exit+0x17f/0x1c0
[  587.981563]  smp_apic_timer_interrupt+0x1cb/0x760
[  587.986414]  ? smp_reschedule_interrupt+0x109/0x650
[  587.991434]  ? smp_call_function_single_interrupt+0x650/0x650
[  587.997321]  ? interrupt_entry+0xb5/0xc0
[  588.001384]  ? trace_hardirqs_off_caller+0xbb/0x310
[  588.006399]  ? trace_hardirqs_off_caller+0xbb/0x310
[  588.011421]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  588.016270]  ? trace_hardirqs_on_caller+0x310/0x310
[  588.021290]  ? trace_hardirqs_on_caller+0x310/0x310
[  588.026308]  ? task_prio+0x50/0x50
[  588.029855]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  588.035395]  ? check_preemption_disabled+0x48/0x280
[  588.040418]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  588.045272]  apic_timer_interrupt+0xf/0x20
[  588.049503]  </IRQ>
[  588.051748] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  588.057636] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  588.076538] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  588.084270] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  588.091541] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  588.098824] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  588.106090] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  588.113358] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  588.120665]  ? save_stack+0xa9/0xd0
[  588.124310]  __kmalloc_node_track_caller+0x33/0x70
[  588.129244]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  588.134014]  pskb_expand_head+0x230/0x10f0
[  588.138261]  ? memcpy+0x45/0x50
[  588.141553]  ? __copy_skb_header+0x350/0x6b0
[  588.145969]  ? skb_release_data+0x880/0x880
[  588.150293]  ? __alloc_skb+0x770/0x770
[  588.154210]  ? __lock_is_held+0xb5/0x140
[  588.158286]  ? kasan_check_write+0x14/0x20
[  588.162522]  ? __skb_clone+0x6c7/0xa00
[  588.166424]  ? __copy_skb_header+0x6b0/0x6b0
[  588.170832]  ? kmem_cache_alloc+0x33a/0x730
[  588.175170]  skb_ensure_writable+0x3dd/0x640
[  588.179590]  ? skb_checksum_setup+0xaa0/0xaa0
[  588.184086]  ? check_preemption_disabled+0x48/0x280
[  588.189110]  ? __this_cpu_preempt_check+0x1c/0x20
[  588.193956]  ? __bpf_redirect+0x54b/0xb20
[  588.198110]  ? __switch_to_asm+0x34/0x70
[  588.202196]  bpf_clone_redirect+0x14a/0x490
[  588.206541]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  588.211599]  ? __sched_text_start+0x8/0x8
[  588.215766]  ? retint_kernel+0x2d/0x2d
[  588.219674]  ? find_held_lock+0x36/0x1c0
[  588.223755]  ? lock_acquire+0x1ed/0x520
[  588.227746]  ? bpf_test_run+0x3cb/0x780
[  588.231728]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  588.237270]  ? check_preemption_disabled+0x48/0x280
[  588.242305]  ? kasan_check_read+0x11/0x20
[  588.246461]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  588.251748]  ? rcu_softirq_qs+0x20/0x20
[  588.255730]  ? preempt_schedule+0x4d/0x60
[  588.259886]  ? ___preempt_schedule+0x16/0x18
[  588.264310]  ? bpf_test_run+0x25d/0x780
[  588.268304]  ? netlink_diag_dump+0x2a0/0x2a0
[  588.272734]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  588.278274]  ? bpf_test_init.isra.10+0x70/0x100
[  588.282951]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  588.287719]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  588.292580]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  588.298123]  ? fput+0x130/0x1a0
[  588.301405]  ? __bpf_prog_get+0x9b/0x290
[  588.305474]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  588.310320]  ? bpf_prog_test_run+0x130/0x1a0
[  588.314739]  ? __x64_sys_bpf+0x3d8/0x520
[  588.318803]  ? bpf_prog_get+0x20/0x20
[  588.322634]  ? do_syscall_64+0x1b9/0x820
[  588.326701]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  588.332075]  ? syscall_return_slowpath+0x5e0/0x5e0
[  588.337023]  ? trace_hardirqs_on_caller+0x310/0x310
[  588.342050]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  588.347073]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  588.353746]  ? __switch_to_asm+0x40/0x70
[  588.357809]  ? __switch_to_asm+0x34/0x70
[  588.361878]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  588.366736]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  588.372128] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  588.372194] aoe: skb alloc failure
[  588.378821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  588.378827] Call Trace:
[  588.378833]  <IRQ>
[  588.378855]  dump_stack+0x244/0x39d
[  588.378872]  ? dump_stack_print_info.cold.1+0x20/0x20
[  588.378901]  warn_alloc.cold.117+0xb7/0x1bd
[  588.382462] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  588.391795]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  588.394358] syz-executor4 cpuset=
[  588.396508]  ? lock_downgrade+0x900/0x900
[  588.400110] syz4
[  588.405304]  ? trace_hardirqs_off+0xb8/0x310
[  588.409602]  mems_allowed=0
[  588.420091]  ? trace_hardirqs_off+0xb8/0x310
[  588.446172]  __alloc_pages_slowpath+0x2660/0x2d70
[  588.451052]  ? warn_alloc+0x120/0x120
[  588.454868]  ? warn_alloc+0x120/0x120
[  588.458675]  ? print_usage_bug+0xc0/0xc0
[  588.462741]  ? warn_alloc+0x120/0x120
[  588.466552]  ? print_usage_bug+0xc0/0xc0
[  588.470630]  ? check_usage_forwards+0x3d0/0x3d0
[  588.475305]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  588.480846]  ? should_fail+0x22d/0xd01
[  588.484737]  ? __bfs+0x321/0x780
[  588.488113]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  588.493220]  ? __lock_acquire+0x62f/0x4c20
[  588.497472]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  588.502584]  ? __lock_acquire+0x62f/0x4c20
[  588.506823]  ? should_fail+0x22d/0xd01
[  588.510714]  ? find_held_lock+0x36/0x1c0
[  588.514783]  ? mark_held_locks+0x130/0x130
[  588.519023]  ? mark_held_locks+0x130/0x130
[  588.523267]  ? kasan_check_read+0x11/0x20
[  588.527421]  ? __lock_acquire+0x2aff/0x4c20
[  588.531747]  ? do_raw_spin_unlock+0xa7/0x330
[  588.536158]  ? zap_class+0x640/0x640
[  588.539881]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  588.545421]  ? check_preemption_disabled+0x48/0x280
[  588.550448]  ? __lock_is_held+0xb5/0x140
[  588.554517]  __alloc_pages_nodemask+0xa80/0xde0
[  588.559198]  ? zap_class+0x640/0x640
[  588.562922]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  588.567952]  ? find_held_lock+0x36/0x1c0
[  588.572028]  ? ____cache_alloc_node+0x1c7/0x1e0
[  588.576699]  ? lock_downgrade+0x900/0x900
[  588.580861]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  588.586434]  cache_grow_begin+0xa5/0x8c0
[  588.590503]  ? do_raw_spin_unlock+0xa7/0x330
[  588.594927]  fallback_alloc+0x204/0x2e0
[  588.598918]  ____cache_alloc_node+0x1c7/0x1e0
[  588.603425]  kmem_cache_alloc_node+0xe3/0x730
[  588.607921]  ? do_raw_spin_unlock+0xa7/0x330
[  588.612333]  ? do_raw_spin_trylock+0x270/0x270
[  588.616932]  __alloc_skb+0x119/0x770
[  588.620656]  ? netdev_alloc_frag+0x1f0/0x1f0
[  588.625078]  ? atomic_notifier_call_chain+0xc6/0x190
[  588.630185]  ? lock_downgrade+0x900/0x900
[  588.634337]  ? check_preemption_disabled+0x48/0x280
[  588.639362]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  588.644296]  ? kasan_check_read+0x11/0x20
[  588.648446]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  588.653727]  ? rcu_softirq_qs+0x20/0x20
[  588.657705]  ? kasan_check_read+0x11/0x20
[  588.661857]  ? do_raw_write_trylock+0x270/0x270
[  588.666551]  __neigh_notify+0x8c/0x160
[  588.670444]  ? neigh_connected_output+0x780/0x780
[  588.675299]  neigh_timer_handler+0x6cb/0xdf0
[  588.679708]  ? check_preemption_disabled+0x48/0x280
[  588.684732]  ? __neigh_for_each_release+0x520/0x520
[  588.689756]  ? __lock_is_held+0xb5/0x140
[  588.693846]  call_timer_fn+0x272/0x920
[  588.697737]  ? __neigh_for_each_release+0x520/0x520
[  588.702760]  ? process_timeout+0x40/0x40
[  588.706836]  ? mark_held_locks+0xc7/0x130
[  588.711444]  ? _raw_spin_unlock_irq+0x27/0x80
[  588.715944]  ? _raw_spin_unlock_irq+0x27/0x80
[  588.720443]  ? __neigh_for_each_release+0x520/0x520
[  588.725460]  ? lockdep_hardirqs_on+0x296/0x5b0
[  588.730056]  ? trace_hardirqs_on+0xbd/0x310
[  588.734384]  ? kasan_check_read+0x11/0x20
[  588.738537]  ? __run_timers+0x7da/0xc70
[  588.742525]  ? trace_hardirqs_off_caller+0x310/0x310
[  588.747661]  ? __neigh_for_each_release+0x520/0x520
[  588.752684]  __run_timers+0x7e5/0xc70
[  588.756505]  ? timer_fixup_init+0x70/0x70
[  588.760657]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  588.765680]  ? zap_class+0x640/0x640
[  588.769404]  ? print_usage_bug+0xc0/0xc0
[  588.773468]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  588.778674]  ? find_held_lock+0x36/0x1c0
[  588.782747]  ? zap_class+0x640/0x640
[  588.786469]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  588.792011]  ? check_preemption_disabled+0x48/0x280
[  588.797045]  ? __lock_is_held+0xb5/0x140
[  588.801116]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  588.806653]  ? check_preemption_disabled+0x48/0x280
[  588.811682]  run_timer_softirq+0x52/0xb0
[  588.815749]  ? rcu_read_lock_sched_held+0x14f/0x180
[  588.820775]  __do_softirq+0x308/0xb7e
[  588.824588]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  588.829093]  ? lock_downgrade+0x900/0x900
[  588.833255]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  588.838374]  ? pvclock_read_flags+0x160/0x160
[  588.842878]  ? lapic_next_event+0x5a/0x90
[  588.847039]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  588.852593]  ? kvm_clock_read+0x18/0x30
[  588.856579]  ? kvm_sched_clock_read+0x9/0x20
[  588.860998]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  588.866552]  ? check_preemption_disabled+0x48/0x280
[  588.871596]  irq_exit+0x17f/0x1c0
[  588.875058]  smp_apic_timer_interrupt+0x1cb/0x760
[  588.879905]  ? smp_reschedule_interrupt+0x109/0x650
[  588.884925]  ? smp_call_function_single_interrupt+0x650/0x650
[  588.890814]  ? interrupt_entry+0xb5/0xc0
[  588.894877]  ? trace_hardirqs_off_caller+0xbb/0x310
[  588.899895]  ? trace_hardirqs_off_caller+0xbb/0x310
[  588.904915]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  588.909760]  ? trace_hardirqs_on_caller+0x310/0x310
[  588.914775]  ? trace_hardirqs_on_caller+0x310/0x310
[  588.919793]  ? task_prio+0x50/0x50
[  588.923341]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  588.928880]  ? check_preemption_disabled+0x48/0x280
[  588.933907]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  588.938767]  apic_timer_interrupt+0xf/0x20
[  588.943004]  </IRQ>
[  588.945252] RIP: 0010:console_unlock+0xffa/0x1160
[  588.950102] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  588.969005] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  588.976719] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  588.983990] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  588.991262] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  588.998538] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  589.005819] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  589.013107]  ? netconsole_netdev_event+0x280/0x280
[  589.018057]  ? console_unlock+0xff1/0x1160
[  589.022355]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  589.027026]  ? vprintk_emit+0x7f7/0x930
[  589.031008]  ? lock_release+0xa00/0xa00
[  589.034984]  ? trace_hardirqs_off_caller+0x300/0x310
[  589.040094]  ? vprintk_default+0x28/0x30
[  589.044164]  ? trace_hardirqs_off_caller+0x310/0x310
[  589.049275]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  589.054826]  vprintk_emit+0x33d/0x930
[  589.058643]  ? wake_up_klogd+0x180/0x180
[  589.062712]  ? find_held_lock+0x31/0x1c0
[  589.066787]  ? mark_held_locks+0xc7/0x130
[  589.070943]  ? _raw_spin_unlock_irq+0x27/0x80
[  589.075441]  ? _raw_spin_unlock_irq+0x27/0x80
[  589.079942]  vprintk_default+0x28/0x30
[  589.083838]  vprintk_func+0x7e/0x181
[  589.087569]  printk+0xa7/0xcf
[  589.090683]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  589.095443]  ? _raw_spin_unlock_irq+0x60/0x80
[  589.099953]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  589.105239]  dump_header+0x7cc/0xf72
[  589.108971]  ? pagefault_out_of_memory+0x197/0x197
[  589.113909]  ? zap_class+0x640/0x640
[  589.117626]  ? percpu_ref_get_many+0x240/0x240
[  589.122212]  ? print_usage_bug+0xc0/0xc0
[  589.126280]  ? print_usage_bug+0xc0/0xc0
[  589.130348]  ? zap_class+0x640/0x640
[  589.134068]  ? print_usage_bug+0xc0/0xc0
[  589.138151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  589.143700]  ? find_held_lock+0x36/0x1c0
[  589.147773]  ? mark_held_locks+0xc7/0x130
[  589.151929]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  589.157033]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  589.162144]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  589.166729]  ? trace_hardirqs_on+0xbd/0x310
[  589.171056]  ? kasan_check_read+0x11/0x20
[  589.175208]  ? ___ratelimit+0x3b4/0x672
[  589.179197]  ? trace_hardirqs_off_caller+0x310/0x310
[  589.184301]  ? trace_hardirqs_on+0x310/0x310
[  589.188716]  ? lock_downgrade+0x900/0x900
[  589.192879]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  589.197982]  ? ___ratelimit+0x3b9/0x672
[  589.202134]  ? idr_get_free+0xec0/0xec0
[  589.206113]  ? find_held_lock+0x36/0x1c0
[  589.210189]  oom_kill_process.cold.27+0x10/0x903
[  589.214945]  ? zap_class+0x640/0x640
[  589.218660]  ? check_preemption_disabled+0x48/0x280
[  589.223689]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  589.228629]  ? kasan_check_read+0x11/0x20
[  589.232781]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  589.238063]  ? oom_evaluate_task+0x540/0x540
[  589.242485]  ? find_held_lock+0x36/0x1c0
[  589.246566]  ? out_of_memory+0x974/0x1430
[  589.250717]  ? lock_downgrade+0x900/0x900
[  589.254869]  ? check_preemption_disabled+0x48/0x280
[  589.259891]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  589.264825]  ? kasan_check_read+0x11/0x20
[  589.268981]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  589.274269]  ? rcu_softirq_qs+0x20/0x20
[  589.278265]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  589.283806]  ? oom_evaluate_task+0x302/0x540
[  589.288225]  out_of_memory+0xa84/0x1430
[  589.292214]  ? oom_killer_disable+0x3a0/0x3a0
[  589.296720]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  589.301659]  ? __mutex_add_waiter+0x2a0/0x2a0
[  589.306168]  __alloc_pages_slowpath+0x22d4/0x2d70
[  589.311047]  ? warn_alloc+0x120/0x120
[  589.314855]  ? rcu_softirq_qs+0x20/0x20
[  589.318862]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  589.324399]  ? should_fail+0x22d/0xd01
[  589.328294]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  589.333401]  ? zap_class+0x640/0x640
[  589.337146]  ? __lock_is_held+0xb5/0x140
[  589.341226]  ? mark_held_locks+0x130/0x130
[  589.345492]  ? lock_release+0xa00/0xa00
[  589.349478]  ? perf_trace_sched_process_exec+0x860/0x860
[  589.354952]  ? __might_sleep+0x95/0x190
[  589.358947]  __alloc_pages_nodemask+0xa80/0xde0
[  589.363649]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  589.368682]  ? __page_cache_alloc+0x191/0x5c0
[  589.373187]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  589.378125]  ? kasan_check_read+0x11/0x20
[  589.382284]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  589.387581]  ? zap_class+0x640/0x640
[  589.391314]  ? zap_class+0x640/0x640
[  589.395036]  ? zap_class+0x640/0x640
[  589.398764]  ? __do_page_cache_readahead+0x7ce/0x980
[  589.403882]  ? find_held_lock+0x36/0x1c0
[  589.407951]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  589.413498]  alloc_pages_current+0x173/0x350
[  589.417942]  __page_cache_alloc+0x38c/0x5c0
[  589.422269]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  589.427205]  ? kasan_check_read+0x11/0x20
[  589.431361]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  589.436652]  ? generic_perform_write+0x6a0/0x6a0
[  589.441417]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  589.446958]  ? check_preemption_disabled+0x48/0x280
[  589.451997]  filemap_fault+0x1594/0x25f0
[  589.456088]  ? __lock_page_or_retry+0xa00/0xa00
[  589.460764]  ? mark_held_locks+0x130/0x130
[  589.465007]  ? rcu_softirq_qs+0x20/0x20
[  589.469003]  ? filemap_map_pages+0xe04/0x1990
[  589.473517]  ? __free_object+0x173/0x340
[  589.477605]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  589.482559]  ? trace_hardirqs_off_caller+0x310/0x310
[  589.487689]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  589.492390]  ? debug_object_free+0x32d/0x690
[  589.496815]  ? kasan_check_read+0x11/0x20
[  589.500978]  ? debug_object_destroy+0x2b0/0x2b0
[  589.505664]  ? lock_pi_update_atomic+0x150/0x150
[  589.510436]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  589.516012]  ? __hrtimer_init+0xdb/0x240
[  589.520191]  ? lock_acquire+0x1ed/0x520
[  589.524183]  ? ext4_filemap_fault+0x7a/0xad
[  589.528526]  ? lock_release+0xa00/0xa00
[  589.532529]  ? perf_trace_sched_process_exec+0x860/0x860
[  589.538014]  ? print_usage_bug+0xc0/0xc0
[  589.542102]  ? print_usage_bug+0xc0/0xc0
[  589.546187]  ? down_read+0x8d/0x120
[  589.549822]  ? ext4_filemap_fault+0x7a/0xad
[  589.554161]  ? __down_interruptible+0x700/0x700
[  589.558852]  ext4_filemap_fault+0x82/0xad
[  589.563010]  __do_fault+0x100/0x6b0
[  589.566652]  ? pmd_devmap_trans_unstable+0x220/0x220
[  589.571768]  ? mark_held_locks+0x130/0x130
[  589.576009]  ? mark_held_locks+0x130/0x130
[  589.580249]  ? debug_smp_processor_id+0x1c/0x20
[  589.584926]  ? perf_trace_lock+0x14d/0x7a0
[  589.589263]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  589.594820]  __handle_mm_fault+0x307c/0x5920
[  589.599235]  ? perf_trace_lock+0x7a0/0x7a0
[  589.603718]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  589.608578]  ? lock_is_held_type+0x210/0x210
[  589.612999]  ? ksys_dup3+0x680/0x680
[  589.616719]  ? __switch_to_asm+0x34/0x70
[  589.620802]  ? zap_class+0x640/0x640
[  589.624519]  ? zap_class+0x640/0x640
[  589.628244]  ? __x64_sys_futex+0x53e/0x6a0
[  589.632495]  ? find_held_lock+0x36/0x1c0
[  589.636584]  ? handle_mm_fault+0x42a/0xc70
[  589.640826]  ? lock_downgrade+0x900/0x900
[  589.644975]  ? check_preemption_disabled+0x48/0x280
[  589.650002]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  589.654935]  ? kasan_check_read+0x11/0x20
[  589.659101]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  589.664394]  ? rcu_softirq_qs+0x20/0x20
[  589.668374]  ? trace_hardirqs_off_caller+0x310/0x310
[  589.673493]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  589.679048]  ? check_preemption_disabled+0x48/0x280
[  589.684095]  handle_mm_fault+0x54f/0xc70
[  589.688169]  ? __handle_mm_fault+0x5920/0x5920
[  589.692762]  ? find_vma+0x34/0x190
[  589.696320]  __do_page_fault+0x5e8/0xe60
[  589.700389]  ? trace_hardirqs_off+0xb8/0x310
[  589.704812]  do_page_fault+0xf2/0x7e0
[  589.708635]  ? vmalloc_sync_all+0x30/0x30
[  589.712795]  ? error_entry+0x70/0xd0
[  589.716516]  ? trace_hardirqs_off_caller+0xbb/0x310
[  589.721552]  ? trace_hardirqs_on_caller+0xc0/0x310
[  589.726492]  ? syscall_return_slowpath+0x5e0/0x5e0
[  589.731431]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  589.736284]  ? trace_hardirqs_on_caller+0x310/0x310
[  589.741305]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  589.746774]  ? prepare_exit_to_usermode+0x291/0x3b0
[  589.751803]  ? page_fault+0x8/0x30
[  589.755353]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  589.760205]  ? page_fault+0x8/0x30
[  589.763752]  page_fault+0x1e/0x30
[  589.767205] RIP: 0033:0x40f9c0
[  589.770412] Code: Bad RIP value.
[  589.773777] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  589.779145] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  589.786421] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  589.793697] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  589.800976] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  589.808247] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  589.815569] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  589.815581] warn_alloc_show_mem: 1 callbacks suppressed
[  589.815589] Mem-Info:
[  589.822526] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  589.827915] active_anon:55033 inactive_anon:131 isolated_anon:0
[  589.827915]  active_file:10 inactive_file:13 isolated_file:2
[  589.827915]  unevictable:0 dirty:0 writeback:0 unstable:0
[  589.827915]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  589.827915]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  589.827915]  free:13778 free_pcp:355 free_cma:0
[  589.830299] Call Trace:
[  589.839691] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  589.872638]  <IRQ>
[  589.875219] Node 0 
[  589.902903]  dump_stack+0x244/0x39d
[  589.905060] 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
[  589.907278]  ? dump_stack_print_info.cold.1+0x20/0x20
[  589.910883] lowmem_reserve[]:
[  589.936404]  warn_alloc.cold.117+0xb7/0x1bd
[  589.941571]  0
[  589.944685]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  589.948975]  2818 6321
[  589.950792]  ? lock_downgrade+0x900/0x900
[  589.955611]  6321
[  589.958114]  ? trace_hardirqs_off+0xb8/0x310
[  589.964300]  ? trace_hardirqs_off+0xb8/0x310
[  589.968686] Node 0 DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  589.973127]  __alloc_pages_slowpath+0x2660/0x2d70
[  589.973170]  ? warn_alloc+0x120/0x120
[  590.000452] lowmem_reserve[]: 0
[  590.005317]  ? __lock_acquire+0x62f/0x4c20
[  590.009108]  0
[  590.012392]  ? __lock_acquire+0x62f/0x4c20
[  590.016604]  3503
[  590.018409]  ? warn_alloc+0x120/0x120
[  590.022616]  3503
[  590.024693]  ? print_usage_bug+0xc0/0xc0
[  590.028473] Node 0 
[  590.030540]  ? warn_alloc+0x120/0x120
[  590.034615] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  590.036829]  ? print_usage_bug+0xc0/0xc0
[  590.040603] lowmem_reserve[]: 0
[  590.068995]  ? mark_held_locks+0x130/0x130
[  590.073039]  0
[  590.076322]  ? mark_held_locks+0x130/0x130
[  590.080536]  0
[  590.082346]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  590.086580]  0
[  590.088381]  ? should_fail+0x22d/0xd01
[  590.095705]  ? zap_class+0x640/0x640
[  590.099583] Node 0 DMA: 
[  590.103294]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  590.103311]  ? __lock_acquire+0x62f/0x4c20
[  590.105965] 1*4kB 
[  590.111065]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  590.115283] (U) 
[  590.117433]  ? should_fail+0x22d/0xd01
[  590.122517] 0*8kB 
[  590.124504]  ? mark_held_locks+0x130/0x130
[  590.128367] 0*16kB 
[  590.130519]  ? mark_held_locks+0x130/0x130
[  590.134734] 1*32kB 
[  590.136968]  ? lock_downgrade+0x900/0x900
[  590.141182] (U) 
[  590.143419]  ? zap_class+0x640/0x640
[  590.147555] 2*64kB (U) 
[  590.149555]  ? zap_class+0x640/0x640
[  590.153244] 1*128kB (U) 
[  590.155840]  ? zap_class+0x640/0x640
[  590.159532] 1*256kB (U) 
[  590.162236]  ? do_raw_spin_unlock+0xa7/0x330
[  590.162254]  ? trace_hardirqs_on+0x310/0x310
[  590.165957] 0*512kB 1*1024kB 
[  590.168637]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  590.168654]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  590.173059] (U) 
[  590.177474]  ? check_preemption_disabled+0x48/0x280
[  590.180569] 1*2048kB (M) 3*4096kB 
[  590.186131]  ? __lock_is_held+0xb5/0x140
[  590.191647] (M) 
[  590.193629]  __alloc_pages_nodemask+0xa80/0xde0
[  590.198614] = 15908kB
[  590.198624] Node 0 
[  590.202162]  ? zap_class+0x640/0x640
[  590.206195] DMA32: 5*4kB 
[  590.208186]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  590.212834] (MH) 
[  590.215254]  ? find_held_lock+0x36/0x1c0
[  590.217464] 1*8kB 
[  590.221184]  ? ____cache_alloc_node+0x1c7/0x1e0
[  590.223914] (U) 
[  590.228926]  ? lock_downgrade+0x900/0x900
[  590.230973] 3*16kB 
[  590.235036]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  590.237163] (MH) 
[  590.241833]  cache_grow_begin+0xa5/0x8c0
[  590.243787] 2*32kB 
[  590.247929]  ? do_raw_spin_unlock+0xa7/0x330
[  590.250149] (MH) 
[  590.255689]  fallback_alloc+0x204/0x2e0
[  590.257725] 4*64kB 
[  590.261789]  ____cache_alloc_node+0x1c7/0x1e0
[  590.264005] (MH) 
[  590.268416]  kmem_cache_alloc_node+0xe3/0x730
[  590.270458] 4*128kB 
[  590.274457]  ? __kmalloc_node_track_caller+0x47/0x70
[  590.276672] (M) 
[  590.281167]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  590.283207] 3*256kB 
[  590.287699]  __alloc_skb+0x119/0x770
[  590.290002] (M) 
[  590.295102]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  590.297058] 4*512kB 
[  590.302595]  ? netdev_alloc_frag+0x1f0/0x1f0
[  590.304895] (UM) 
[  590.308609]  ? vprintk_default+0x28/0x30
[  590.310572] 3*1024kB 
[  590.315934]  ? vprintk_func+0x85/0x181
[  590.318237] (UM) 
[  590.322639]  ? printk+0xa7/0xcf
[  590.324688] 3*2048kB 
[  590.328744]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  590.331133] (UM) 
[  590.335024]  new_skb+0x26/0x1c0
[  590.337057] 3*4096kB 
[  590.340340]  aoecmd_cfg+0x279/0x7f0
[  590.342734] (M) 
[  590.347492]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  590.349533] = 25228kB
[  590.352820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  590.355206] Node 0 
[  590.358836]  ? __lock_is_held+0xb5/0x140
[  590.360782] Normal: 
[  590.365110]  discover_timer+0x50/0x60
[  590.367495] 1142*4kB 
[  590.373033]  call_timer_fn+0x272/0x920
[  590.375240] (MEH) 440*8kB 
[  590.379314]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  590.381619] (UMEH) 
[  590.385423]  ? process_timeout+0x40/0x40
[  590.387808] 198*16kB (UME) 
[  590.391716]  ? __run_timers+0x7da/0xc70
[  590.394535] 53*32kB 
[  590.399383]  ? _raw_spin_unlock_irq+0x27/0x80
[  590.401599] (UMEH) 
[  590.405656]  ? _raw_spin_unlock_irq+0x27/0x80
[  590.408566] 6*64kB (UM) 
[  590.412567]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  590.414870] 1*128kB 
[  590.419365]  ? lockdep_hardirqs_on+0x296/0x5b0
[  590.421574] (H) 0*256kB 
[  590.426081]  ? trace_hardirqs_on+0xbd/0x310
[  590.428736] 1*512kB 
[  590.433590]  ? kasan_check_read+0x11/0x20
[  590.435894] (H) 
[  590.440480]  ? __run_timers+0x7da/0xc70
[  590.443131] 0*1024kB 
[  590.447453]  ? trace_hardirqs_off_caller+0x310/0x310
[  590.449755] 0*2048kB 
[  590.453910]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  590.455851] 0*4096kB = 13976kB
[  590.459835]  __run_timers+0x7e5/0xc70
[  590.462228] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  590.467331]  ? timer_fixup_init+0x70/0x70
[  590.469713] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  590.469723] 4258 total pagecache pages
[  590.474579]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  590.477754] 0 pages in swap cache
[  590.481552]  ? zap_class+0x640/0x640
[  590.490377] Swap cache stats: add 0, delete 0, find 0/0
[  590.490388] Free swap  = 0kB
[  590.494555]  ? enqueue_hrtimer+0x1a5/0x560
[  590.503110] Total swap = 0kB
[  590.503121] 1965979 pages RAM
[  590.507020]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  590.512009] 0 pages HighMem/MovableOnly
[  590.512020] 342867 pages reserved
[  590.515486]  ? find_held_lock+0x36/0x1c0
[  590.519191] 0 pages cma reserved
[  590.524578]  ? zap_class+0x640/0x640
[  590.527692] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  590.531820]  ? pvclock_read_flags+0x160/0x160
[  590.534818] syz-fuzzer cpuset=
[  590.537924]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  590.543091] /
[  590.547064]  ? check_preemption_disabled+0x48/0x280
[  590.550503]  mems_allowed=0
[  590.554575]  ? __lock_is_held+0xb5/0x140
[  590.598711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  590.604267]  ? check_preemption_disabled+0x48/0x280
[  590.609296]  run_timer_softirq+0x52/0xb0
[  590.613363]  ? rcu_read_lock_sched_held+0x14f/0x180
[  590.618413]  __do_softirq+0x308/0xb7e
[  590.622231]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  590.626735]  ? lock_downgrade+0x900/0x900
[  590.630902]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  590.636020]  ? pvclock_read_flags+0x160/0x160
[  590.640523]  ? lapic_next_event+0x5a/0x90
[  590.644690]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  590.650246]  ? kvm_clock_read+0x18/0x30
[  590.654224]  ? kvm_sched_clock_read+0x9/0x20
[  590.658657]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  590.664213]  ? check_preemption_disabled+0x48/0x280
[  590.669248]  irq_exit+0x17f/0x1c0
[  590.672743]  smp_apic_timer_interrupt+0x1cb/0x760
[  590.677595]  ? smp_reschedule_interrupt+0x109/0x650
[  590.682616]  ? smp_call_function_single_interrupt+0x650/0x650
[  590.688506]  ? interrupt_entry+0xb5/0xc0
[  590.692583]  ? trace_hardirqs_off_caller+0xbb/0x310
[  590.697603]  ? trace_hardirqs_off_caller+0xbb/0x310
[  590.702625]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  590.707472]  ? trace_hardirqs_on_caller+0x310/0x310
[  590.712685]  ? trace_hardirqs_on_caller+0x310/0x310
[  590.717712]  ? task_prio+0x50/0x50
[  590.721256]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  590.726796]  ? check_preemption_disabled+0x48/0x280
[  590.731826]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  590.736679]  apic_timer_interrupt+0xf/0x20
[  590.740912]  </IRQ>
[  590.743157] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  590.749043] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  590.767945] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  590.775655] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  590.782924] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  590.790193] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  590.797471] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  590.804742] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  590.812054]  ? save_stack+0xa9/0xd0
[  590.815711]  __kmalloc_node_track_caller+0x33/0x70
[  590.820658]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  590.825430]  pskb_expand_head+0x230/0x10f0
[  590.829674]  ? memcpy+0x45/0x50
[  590.832960]  ? __copy_skb_header+0x350/0x6b0
[  590.837369]  ? skb_release_data+0x880/0x880
[  590.841702]  ? __alloc_skb+0x770/0x770
[  590.845609]  ? __lock_is_held+0xb5/0x140
[  590.849684]  ? kasan_check_write+0x14/0x20
[  590.853923]  ? __skb_clone+0x6c7/0xa00
[  590.857817]  ? __copy_skb_header+0x6b0/0x6b0
[  590.862236]  ? kmem_cache_alloc+0x33a/0x730
[  590.866592]  skb_ensure_writable+0x3dd/0x640
[  590.871016]  ? skb_checksum_setup+0xaa0/0xaa0
[  590.875516]  ? check_preemption_disabled+0x48/0x280
[  590.880560]  ? __this_cpu_preempt_check+0x1c/0x20
[  590.885420]  ? __bpf_redirect+0x54b/0xb20
[  590.889587]  ? __switch_to_asm+0x34/0x70
[  590.893671]  bpf_clone_redirect+0x14a/0x490
[  590.898007]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  590.903035]  ? __sched_text_start+0x8/0x8
[  590.907213]  ? retint_kernel+0x2d/0x2d
[  590.911113]  ? find_held_lock+0x36/0x1c0
[  590.915184]  ? lock_acquire+0x1ed/0x520
[  590.919167]  ? bpf_test_run+0x3cb/0x780
[  590.923238]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  590.928786]  ? check_preemption_disabled+0x48/0x280
[  590.933810]  ? kasan_check_read+0x11/0x20
[  590.937969]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  590.943254]  ? rcu_softirq_qs+0x20/0x20
[  590.947238]  ? preempt_schedule+0x4d/0x60
[  590.951394]  ? ___preempt_schedule+0x16/0x18
[  590.955819]  ? bpf_test_run+0x25d/0x780
[  590.959809]  ? netlink_diag_dump+0x2a0/0x2a0
[  590.964228]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  590.969765]  ? bpf_test_init.isra.10+0x70/0x100
[  590.974438]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  590.979291]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  590.984137]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  590.989679]  ? fput+0x130/0x1a0
[  590.992965]  ? __bpf_prog_get+0x9b/0x290
[  590.997033]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  591.001874]  ? bpf_prog_test_run+0x130/0x1a0
[  591.006293]  ? __x64_sys_bpf+0x3d8/0x520
[  591.010358]  ? bpf_prog_get+0x20/0x20
[  591.014183]  ? do_syscall_64+0x1b9/0x820
[  591.018249]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  591.023614]  ? syscall_return_slowpath+0x5e0/0x5e0
[  591.028556]  ? trace_hardirqs_on_caller+0x310/0x310
[  591.033588]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  591.038606]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  591.045278]  ? __switch_to_asm+0x40/0x70
[  591.049339]  ? __switch_to_asm+0x34/0x70
[  591.053410]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  591.058273]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  591.063664] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  591.063750] aoe: skb alloc failure
[  591.070340] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  591.070345] Call Trace:
[  591.070352]  <IRQ>
[  591.070369]  dump_stack+0x244/0x39d
[  591.070391]  ? dump_stack_print_info.cold.1+0x20/0x20
[  591.073940] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  591.083274]  warn_alloc.cold.117+0xb7/0x1bd
[  591.085833] syz-executor4 cpuset=
[  591.087984]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  591.091594] syz4
[  591.096788]  ? lock_downgrade+0x900/0x900
[  591.107257]  mems_allowed=0
[  591.111589]  ? trace_hardirqs_off+0xb8/0x310
[  591.133255]  ? trace_hardirqs_off+0xb8/0x310
[  591.137677]  __alloc_pages_slowpath+0x2660/0x2d70
[  591.142567]  ? warn_alloc+0x120/0x120
[  591.146379]  ? warn_alloc+0x120/0x120
[  591.150185]  ? print_usage_bug+0xc0/0xc0
[  591.154249]  ? warn_alloc+0x120/0x120
[  591.158087]  ? print_usage_bug+0xc0/0xc0
[  591.162152]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  591.167356]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  591.172897]  ? should_fail+0x22d/0xd01
[  591.176790]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  591.181899]  ? __lock_acquire+0x62f/0x4c20
[  591.186146]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  591.191247]  ? __lock_acquire+0x62f/0x4c20
[  591.195478]  ? should_fail+0x22d/0xd01
[  591.199380]  ? mark_held_locks+0x130/0x130
[  591.203623]  ? mark_held_locks+0x130/0x130
[  591.207861]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  591.212883]  ? ktime_get+0x2c1/0x400
[  591.216606]  ? zap_class+0x640/0x640
[  591.220325]  ? print_usage_bug+0xc0/0xc0
[  591.224390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  591.229930]  ? check_preemption_disabled+0x48/0x280
[  591.234959]  ? __lock_is_held+0xb5/0x140
[  591.239029]  __alloc_pages_nodemask+0xa80/0xde0
[  591.243705]  ? zap_class+0x640/0x640
[  591.247430]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  591.252459]  ? find_held_lock+0x36/0x1c0
[  591.256533]  ? ____cache_alloc_node+0x1c7/0x1e0
[  591.261223]  ? lock_downgrade+0x900/0x900
[  591.265385]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  591.270938]  cache_grow_begin+0xa5/0x8c0
[  591.275007]  ? do_raw_spin_unlock+0xa7/0x330
[  591.279428]  fallback_alloc+0x204/0x2e0
[  591.283415]  ____cache_alloc_node+0x1c7/0x1e0
[  591.287926]  kmem_cache_alloc_node+0xe3/0x730
[  591.292423]  ? ipv6_get_ifaddr+0x42e/0x620
[  591.296675]  __alloc_skb+0x119/0x770
[  591.300393]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  591.305678]  ? netdev_alloc_frag+0x1f0/0x1f0
[  591.310094]  ? lock_downgrade+0x900/0x900
[  591.314255]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  591.319798]  ? refcount_sub_and_test_checked+0x203/0x310
[  591.325255]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  591.330709]  ? addrconf_rs_timer+0x690/0x690
[  591.335136]  ndisc_alloc_skb+0x144/0x340
[  591.339242]  ndisc_send_rs+0x331/0x6e0
[  591.343141]  addrconf_rs_timer+0x314/0x690
[  591.347383]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  591.351633]  call_timer_fn+0x272/0x920
[  591.355523]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  591.359770]  ? process_timeout+0x40/0x40
[  591.363858]  ? mark_held_locks+0xc7/0x130
[  591.368012]  ? _raw_spin_unlock_irq+0x27/0x80
[  591.372509]  ? _raw_spin_unlock_irq+0x27/0x80
[  591.377021]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  591.381262]  ? lockdep_hardirqs_on+0x296/0x5b0
[  591.385851]  ? trace_hardirqs_on+0xbd/0x310
[  591.390176]  ? kasan_check_read+0x11/0x20
[  591.394337]  ? __run_timers+0x7da/0xc70
[  591.398315]  ? trace_hardirqs_off_caller+0x310/0x310
[  591.403437]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  591.407682]  __run_timers+0x7e5/0xc70
[  591.411500]  ? timer_fixup_init+0x70/0x70
[  591.415653]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  591.420674]  ? zap_class+0x640/0x640
[  591.424395]  ? print_usage_bug+0xc0/0xc0
[  591.428465]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  591.433665]  ? find_held_lock+0x36/0x1c0
[  591.437743]  ? zap_class+0x640/0x640
[  591.441470]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  591.447013]  ? check_preemption_disabled+0x48/0x280
[  591.452081]  ? __lock_is_held+0xb5/0x140
[  591.456149]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  591.461694]  ? check_preemption_disabled+0x48/0x280
[  591.466722]  run_timer_softirq+0x52/0xb0
[  591.470789]  ? rcu_read_lock_sched_held+0x14f/0x180
[  591.475806]  __do_softirq+0x308/0xb7e
[  591.479615]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  591.484111]  ? lock_downgrade+0x900/0x900
[  591.488264]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  591.493380]  ? pvclock_read_flags+0x160/0x160
[  591.497884]  ? lapic_next_event+0x5a/0x90
[  591.502042]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  591.507590]  ? kvm_clock_read+0x18/0x30
[  591.511584]  ? kvm_sched_clock_read+0x9/0x20
[  591.516017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  591.521566]  ? check_preemption_disabled+0x48/0x280
[  591.526596]  irq_exit+0x17f/0x1c0
[  591.530057]  smp_apic_timer_interrupt+0x1cb/0x760
[  591.534909]  ? smp_reschedule_interrupt+0x109/0x650
[  591.539936]  ? smp_call_function_single_interrupt+0x650/0x650
[  591.545826]  ? interrupt_entry+0xb5/0xc0
[  591.549892]  ? trace_hardirqs_off_caller+0xbb/0x310
[  591.554908]  ? trace_hardirqs_off_caller+0xbb/0x310
[  591.559930]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  591.564777]  ? trace_hardirqs_on_caller+0x310/0x310
[  591.569796]  ? trace_hardirqs_on_caller+0x310/0x310
[  591.574819]  ? task_prio+0x50/0x50
[  591.578365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  591.583905]  ? check_preemption_disabled+0x48/0x280
[  591.588938]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  591.593794]  apic_timer_interrupt+0xf/0x20
[  591.598025]  </IRQ>
[  591.600745] RIP: 0010:console_unlock+0xffa/0x1160
[  591.605595] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  591.624502] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  591.632236] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  591.639523] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  591.646815] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  591.654100] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  591.661393] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  591.668738]  ? netconsole_netdev_event+0x280/0x280
[  591.673707]  ? console_unlock+0xff1/0x1160
[  591.677984]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  591.682656]  ? vprintk_emit+0x7f7/0x930
[  591.686641]  ? lock_release+0xa00/0xa00
[  591.690625]  ? trace_hardirqs_off_caller+0x300/0x310
[  591.695731]  ? vprintk_default+0x28/0x30
[  591.699799]  ? trace_hardirqs_off_caller+0x310/0x310
[  591.704912]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  591.710460]  vprintk_emit+0x33d/0x930
[  591.714274]  ? wake_up_klogd+0x180/0x180
[  591.718354]  ? find_held_lock+0x31/0x1c0
[  591.722433]  ? mark_held_locks+0xc7/0x130
[  591.726596]  ? _raw_spin_unlock_irq+0x27/0x80
[  591.731105]  ? _raw_spin_unlock_irq+0x27/0x80
[  591.735617]  vprintk_default+0x28/0x30
[  591.739514]  vprintk_func+0x7e/0x181
[  591.743251]  printk+0xa7/0xcf
[  591.746360]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  591.751133]  ? _raw_spin_unlock_irq+0x60/0x80
[  591.755663]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  591.760961]  dump_header+0x7cc/0xf72
[  591.764699]  ? pagefault_out_of_memory+0x197/0x197
[  591.769649]  ? zap_class+0x640/0x640
[  591.773375]  ? percpu_ref_get_many+0x240/0x240
[  591.777969]  ? print_usage_bug+0xc0/0xc0
[  591.782038]  ? print_usage_bug+0xc0/0xc0
[  591.786117]  ? zap_class+0x640/0x640
[  591.789839]  ? print_usage_bug+0xc0/0xc0
[  591.793921]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  591.799467]  ? find_held_lock+0x36/0x1c0
[  591.803557]  ? mark_held_locks+0xc7/0x130
[  591.807728]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  591.812848]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  591.817972]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  591.822579]  ? trace_hardirqs_on+0xbd/0x310
[  591.826909]  ? kasan_check_read+0x11/0x20
[  591.831060]  ? ___ratelimit+0x3b4/0x672
[  591.835050]  ? trace_hardirqs_off_caller+0x310/0x310
[  591.840168]  ? trace_hardirqs_on+0x310/0x310
[  591.844586]  ? lock_downgrade+0x900/0x900
[  591.848751]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  591.853862]  ? ___ratelimit+0x3b9/0x672
[  591.857845]  ? idr_get_free+0xec0/0xec0
[  591.861825]  ? find_held_lock+0x36/0x1c0
[  591.865907]  oom_kill_process.cold.27+0x10/0x903
[  591.870668]  ? zap_class+0x640/0x640
[  591.874390]  ? check_preemption_disabled+0x48/0x280
[  591.879448]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  591.884385]  ? kasan_check_read+0x11/0x20
[  591.888561]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  591.893850]  ? oom_evaluate_task+0x540/0x540
[  591.898270]  ? find_held_lock+0x36/0x1c0
[  591.902349]  ? out_of_memory+0x974/0x1430
[  591.906511]  ? lock_downgrade+0x900/0x900
[  591.910673]  ? check_preemption_disabled+0x48/0x280
[  591.915701]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  591.920638]  ? kasan_check_read+0x11/0x20
[  591.924795]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  591.930083]  ? rcu_softirq_qs+0x20/0x20
[  591.934066]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  591.939612]  ? oom_evaluate_task+0x302/0x540
[  591.944030]  out_of_memory+0xa84/0x1430
[  591.948018]  ? oom_killer_disable+0x3a0/0x3a0
[  591.952521]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  591.957466]  ? __mutex_add_waiter+0x2a0/0x2a0
[  591.961981]  __alloc_pages_slowpath+0x22d4/0x2d70
[  591.966863]  ? warn_alloc+0x120/0x120
[  591.970675]  ? rcu_softirq_qs+0x20/0x20
[  591.974696]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  591.980235]  ? should_fail+0x22d/0xd01
[  591.984138]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  591.989248]  ? zap_class+0x640/0x640
[  591.992992]  ? __lock_is_held+0xb5/0x140
[  591.997069]  ? mark_held_locks+0x130/0x130
[  592.001319]  ? lock_release+0xa00/0xa00
[  592.005299]  ? perf_trace_sched_process_exec+0x860/0x860
[  592.010768]  ? __might_sleep+0x95/0x190
[  592.014754]  __alloc_pages_nodemask+0xa80/0xde0
[  592.019434]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  592.024460]  ? __page_cache_alloc+0x191/0x5c0
[  592.028966]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  592.033906]  ? kasan_check_read+0x11/0x20
[  592.038066]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  592.043360]  ? zap_class+0x640/0x640
[  592.047092]  ? zap_class+0x640/0x640
[  592.050813]  ? zap_class+0x640/0x640
[  592.054535]  ? __do_page_cache_readahead+0x7ce/0x980
[  592.059660]  ? find_held_lock+0x36/0x1c0
[  592.063730]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  592.069280]  alloc_pages_current+0x173/0x350
[  592.073704]  __page_cache_alloc+0x38c/0x5c0
[  592.078032]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  592.082967]  ? kasan_check_read+0x11/0x20
[  592.087124]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  592.092413]  ? generic_perform_write+0x6a0/0x6a0
[  592.097180]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  592.102721]  ? check_preemption_disabled+0x48/0x280
[  592.107751]  filemap_fault+0x1594/0x25f0
[  592.111832]  ? __lock_page_or_retry+0xa00/0xa00
[  592.116510]  ? mark_held_locks+0x130/0x130
[  592.120761]  ? rcu_softirq_qs+0x20/0x20
[  592.124759]  ? filemap_map_pages+0xe04/0x1990
[  592.129378]  ? __free_object+0x173/0x340
[  592.133598]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  592.138537]  ? trace_hardirqs_off_caller+0x310/0x310
[  592.143667]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  592.148358]  ? debug_object_free+0x32d/0x690
[  592.152770]  ? kasan_check_read+0x11/0x20
[  592.156927]  ? debug_object_destroy+0x2b0/0x2b0
[  592.161719]  ? lock_pi_update_atomic+0x150/0x150
[  592.166481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  592.172024]  ? __hrtimer_init+0xdb/0x240
[  592.176111]  ? lock_acquire+0x1ed/0x520
[  592.180093]  ? ext4_filemap_fault+0x7a/0xad
[  592.184432]  ? lock_release+0xa00/0xa00
[  592.188408]  ? perf_trace_sched_process_exec+0x860/0x860
[  592.193866]  ? print_usage_bug+0xc0/0xc0
[  592.197933]  ? print_usage_bug+0xc0/0xc0
[  592.202010]  ? down_read+0x8d/0x120
[  592.205640]  ? ext4_filemap_fault+0x7a/0xad
[  592.209965]  ? __down_interruptible+0x700/0x700
[  592.214652]  ext4_filemap_fault+0x82/0xad
[  592.218812]  __do_fault+0x100/0x6b0
[  592.222448]  ? pmd_devmap_trans_unstable+0x220/0x220
[  592.227564]  ? mark_held_locks+0x130/0x130
[  592.231806]  ? mark_held_locks+0x130/0x130
[  592.236048]  ? debug_smp_processor_id+0x1c/0x20
[  592.240731]  ? perf_trace_lock+0x14d/0x7a0
[  592.244979]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  592.250531]  __handle_mm_fault+0x307c/0x5920
[  592.254958]  ? perf_trace_lock+0x7a0/0x7a0
[  592.259209]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  592.264058]  ? lock_is_held_type+0x210/0x210
[  592.268482]  ? ksys_dup3+0x680/0x680
[  592.272202]  ? __switch_to_asm+0x34/0x70
[  592.276280]  ? zap_class+0x640/0x640
[  592.279997]  ? zap_class+0x640/0x640
[  592.283714]  ? __x64_sys_futex+0x53e/0x6a0
[  592.287958]  ? find_held_lock+0x36/0x1c0
[  592.292034]  ? handle_mm_fault+0x42a/0xc70
[  592.296279]  ? lock_downgrade+0x900/0x900
[  592.300432]  ? check_preemption_disabled+0x48/0x280
[  592.305471]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  592.310406]  ? kasan_check_read+0x11/0x20
[  592.314568]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  592.319851]  ? rcu_softirq_qs+0x20/0x20
[  592.323836]  ? trace_hardirqs_off_caller+0x310/0x310
[  592.328952]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  592.334496]  ? check_preemption_disabled+0x48/0x280
[  592.339531]  handle_mm_fault+0x54f/0xc70
[  592.343613]  ? __handle_mm_fault+0x5920/0x5920
[  592.348209]  ? find_vma+0x34/0x190
[  592.351761]  __do_page_fault+0x5e8/0xe60
[  592.355825]  ? trace_hardirqs_off+0xb8/0x310
[  592.360255]  do_page_fault+0xf2/0x7e0
[  592.364063]  ? vmalloc_sync_all+0x30/0x30
[  592.368224]  ? error_entry+0x70/0xd0
[  592.371945]  ? trace_hardirqs_off_caller+0xbb/0x310
[  592.376969]  ? trace_hardirqs_on_caller+0xc0/0x310
[  592.381903]  ? syscall_return_slowpath+0x5e0/0x5e0
[  592.386835]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  592.391684]  ? trace_hardirqs_on_caller+0x310/0x310
[  592.396711]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  592.402174]  ? prepare_exit_to_usermode+0x291/0x3b0
[  592.407197]  ? page_fault+0x8/0x30
[  592.410750]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  592.415607]  ? page_fault+0x8/0x30
[  592.419160]  page_fault+0x1e/0x30
[  592.422617] RIP: 0033:0x40f9c0
[  592.425827] Code: Bad RIP value.
[  592.429196] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  592.434574] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  592.441848] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  592.449121] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  592.456389] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  592.463660] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  592.470971] warn_alloc_show_mem: 1 callbacks suppressed
[  592.470983] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  592.470985] Mem-Info:
[  592.471018] active_anon:55033 inactive_anon:131 isolated_anon:0
[  592.471018]  active_file:10 inactive_file:13 isolated_file:2
[  592.471018]  unevictable:0 dirty:0 writeback:0 unstable:0
[  592.471018]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  592.471018]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  592.471018]  free:13778 free_pcp:355 free_cma:0
[  592.476361] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  592.476371] Call Trace:
[  592.483313] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  592.485719]  <IRQ>
[  592.518691] Node 0 
[  592.528064]  dump_stack+0x244/0x39d
[  592.530657] 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
[  592.558824]  ? dump_stack_print_info.cold.1+0x20/0x20
[  592.560960] lowmem_reserve[]:
[  592.563208]  warn_alloc.cold.117+0xb7/0x1bd
[  592.566805]  0 2818
[  592.592342]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  592.597974]  6321
[  592.601102]  ? lock_downgrade+0x900/0x900
[  592.605387]  6321
[  592.607644]  ? trace_hardirqs_off+0xb8/0x310
[  592.612577] Node 0 
[  592.614658]  ? trace_hardirqs_off+0xb8/0x310
[  592.618809] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  592.620855]  __alloc_pages_slowpath+0x2660/0x2d70
[  592.625238] lowmem_reserve[]:
[  592.627505]  ? warn_alloc+0x120/0x120
[  592.631865]  0
[  592.658615]  ? __lock_acquire+0x62f/0x4c20
[  592.663438]  0
[  592.666555]  ? __lock_acquire+0x62f/0x4c20
[  592.670329]  3503
[  592.672131]  ? warn_alloc+0x120/0x120
[  592.676345]  3503
[  592.678146]  ? print_usage_bug+0xc0/0xc0
[  592.682365] Node 0 
[  592.684433]  ? warn_alloc+0x120/0x120
[  592.688240] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  592.690280]  ? print_usage_bug+0xc0/0xc0
[  592.694314] lowmem_reserve[]: 0
[  592.696572]  ? mark_held_locks+0x130/0x130
[  592.700360]  0
[  592.729243]  ? mark_held_locks+0x130/0x130
[  592.733293]  0
[  592.736588]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  592.740805]  0
[  592.742621]  ? should_fail+0x22d/0xd01
[  592.748637]  ? zap_class+0x640/0x640
[  592.754152] Node 0 
[  592.755954]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  592.759819] DMA: 
[  592.763538]  ? __lock_acquire+0x62f/0x4c20
[  592.765767] 1*4kB 
[  592.770867]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  592.772914] (U) 
[  592.777148]  ? should_fail+0x22d/0xd01
[  592.779287] 0*8kB 
[  592.784397]  ? mark_held_locks+0x130/0x130
[  592.786346] 0*16kB 
[  592.790228]  ? mark_held_locks+0x130/0x130
[  592.792362] 1*32kB 
[  592.796604]  ? lock_downgrade+0x900/0x900
[  592.798820] (U) 
[  592.803051]  ? zap_class+0x640/0x640
[  592.805266] 2*64kB (U) 
[  592.809431]  ? zap_class+0x640/0x640
[  592.811382] 1*128kB (U) 
[  592.815119]  ? zap_class+0x640/0x640
[  592.817679] 1*256kB (U) 
[  592.821412]  ? do_raw_spin_unlock+0xa7/0x330
[  592.824062] 0*512kB 1*1024kB 
[  592.827795]  ? trace_hardirqs_on+0x310/0x310
[  592.830445] (U) 
[  592.834864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  592.837941] 1*2048kB (M) 
[  592.842368]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  592.844320] 3*4096kB 
[  592.849860]  ? check_preemption_disabled+0x48/0x280
[  592.852599] (M) = 15908kB
[  592.858156]  ? __lock_is_held+0xb5/0x140
[  592.860555] Node 0 
[  592.865585]  __alloc_pages_nodemask+0xa80/0xde0
[  592.868326] DMA32: 
[  592.872390]  ? zap_class+0x640/0x640
[  592.874616] 5*4kB 
[  592.879292]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  592.881507] (MH) 
[  592.885233]  ? find_held_lock+0x36/0x1c0
[  592.887358] 1*8kB 
[  592.892378]  ? ____cache_alloc_node+0x1c7/0x1e0
[  592.894417] (U) 
[  592.898482]  ? lock_downgrade+0x900/0x900
[  592.900617] 3*16kB 
[  592.905286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  592.907242] (MH) 
[  592.911392]  cache_grow_begin+0xa5/0x8c0
[  592.913615] 2*32kB 
[  592.919154]  ? do_raw_spin_unlock+0xa7/0x330
[  592.921190] (MH) 4*64kB 
[  592.925267]  fallback_alloc+0x204/0x2e0
[  592.927469] (MH) 4*128kB 
[  592.931895]  ____cache_alloc_node+0x1c7/0x1e0
[  592.934540] (M) 3*256kB 
[  592.938553]  kmem_cache_alloc_node+0xe3/0x730
[  592.941279] (M) 4*512kB 
[  592.945792]  ? __kmalloc_node_track_caller+0x47/0x70
[  592.948435] (UM) 3*1024kB 
[  592.952954]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  592.955604] (UM) 
[  592.960716]  __alloc_skb+0x119/0x770
[  592.963540] 3*2048kB 
[  592.969096]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  592.971126] (UM) 
[  592.974844]  ? netdev_alloc_frag+0x1f0/0x1f0
[  592.977233] 3*4096kB 
[  592.982610]  ? vprintk_default+0x28/0x30
[  592.984651] (M) = 25228kB
[  592.989075]  ? vprintk_func+0x85/0x181
[  592.991464] Node 0 
[  592.995536]  ? printk+0xa7/0xcf
[  592.998289] Normal: 
[  593.002174]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  593.004392] 1142*4kB 
[  593.007677]  new_skb+0x26/0x1c0
[  593.009973] (MEH) 
[  593.014730]  aoecmd_cfg+0x279/0x7f0
[  593.017122] 440*8kB 
[  593.020404]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  593.022527] (UMEH) 
[  593.026167]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  593.028468] 198*16kB 
[  593.032795]  ? __lock_is_held+0xb5/0x140
[  593.035006] (UME) 
[  593.040561]  discover_timer+0x50/0x60
[  593.042945] 53*32kB 
[  593.047012]  call_timer_fn+0x272/0x920
[  593.049140] (UMEH) 
[  593.052941]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  593.055244] 6*64kB 
[  593.059128]  ? process_timeout+0x40/0x40
[  593.061343] (UM) 
[  593.066189]  ? __run_timers+0x7da/0xc70
[  593.068409] 1*128kB 
[  593.072476]  ? _raw_spin_unlock_irq+0x27/0x80
[  593.074518] (H) 
[  593.078504]  ? _raw_spin_unlock_irq+0x27/0x80
[  593.080810] 0*256kB 
[  593.085307]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  593.087265] 1*512kB 
[  593.091764]  ? lockdep_hardirqs_on+0x296/0x5b0
[  593.094067] (H) 
[  593.098919]  ? trace_hardirqs_on+0xbd/0x310
[  593.101227] 0*1024kB 
[  593.105810]  ? kasan_check_read+0x11/0x20
[  593.107765] 0*2048kB 
[  593.112092]  ? __run_timers+0x7da/0xc70
[  593.114476] 0*4096kB 
[  593.118624]  ? trace_hardirqs_off_caller+0x310/0x310
[  593.121012] = 13976kB
[  593.124996]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  593.127383] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  593.132480]  __run_timers+0x7e5/0xc70
[  593.134876] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  593.139724]  ? timer_fixup_init+0x70/0x70
[  593.148540] 4258 total pagecache pages
[  593.152351]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  593.160918] 0 pages in swap cache
[  593.165063]  ? zap_class+0x640/0x640
[  593.168934] Swap cache stats: add 0, delete 0, find 0/0
[  593.173951]  ? enqueue_hrtimer+0x1a5/0x560
[  593.177383] Free swap  = 0kB
[  593.181098]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  593.186435] Total swap = 0kB
[  593.190673]  ? find_held_lock+0x36/0x1c0
[  593.193668] 1965979 pages RAM
[  593.198856]  ? zap_class+0x640/0x640
[  593.201853] 0 pages HighMem/MovableOnly
[  593.205917]  ? pvclock_read_flags+0x160/0x160
[  593.209005] 342867 pages reserved
[  593.212722]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  593.216674] 0 pages cma reserved
[  593.221166]  ? check_preemption_disabled+0x48/0x280
[  593.224663] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  593.230141]  ? __lock_is_held+0xb5/0x140
[  593.230158]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  593.230177]  ? check_preemption_disabled+0x48/0x280
[  593.233607] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  593.238564]  run_timer_softirq+0x52/0xb0
[  593.245038] syz-fuzzer cpuset=
[  593.249102]  ? rcu_read_lock_sched_held+0x14f/0x180
[  593.254616] /
[  593.259638]  __do_softirq+0x308/0xb7e
[  593.269861]  mems_allowed=0
[  593.273923]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  593.295007]  ? lock_downgrade+0x900/0x900
[  593.299172]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  593.304300]  ? pvclock_read_flags+0x160/0x160
[  593.308808]  ? lapic_next_event+0x5a/0x90
[  593.312966]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  593.318516]  ? kvm_clock_read+0x18/0x30
[  593.322510]  ? kvm_sched_clock_read+0x9/0x20
[  593.326938]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  593.332479]  ? check_preemption_disabled+0x48/0x280
[  593.337512]  irq_exit+0x17f/0x1c0
[  593.340980]  smp_apic_timer_interrupt+0x1cb/0x760
[  593.345831]  ? smp_reschedule_interrupt+0x109/0x650
[  593.350863]  ? smp_call_function_single_interrupt+0x650/0x650
[  593.356753]  ? interrupt_entry+0xb5/0xc0
[  593.360820]  ? trace_hardirqs_off_caller+0xbb/0x310
[  593.365841]  ? trace_hardirqs_off_caller+0xbb/0x310
[  593.370873]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  593.375727]  ? trace_hardirqs_on_caller+0x310/0x310
[  593.380746]  ? trace_hardirqs_on_caller+0x310/0x310
[  593.385771]  ? task_prio+0x50/0x50
[  593.389321]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  593.394869]  ? check_preemption_disabled+0x48/0x280
[  593.399897]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  593.404759]  apic_timer_interrupt+0xf/0x20
[  593.408991]  </IRQ>
[  593.411238] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  593.417126] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  593.436027] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  593.443741] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  593.451010] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  593.458285] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  593.465567] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  593.472844] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  593.480156]  ? save_stack+0xa9/0xd0
[  593.483805]  __kmalloc_node_track_caller+0x33/0x70
[  593.488748]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  593.493522]  pskb_expand_head+0x230/0x10f0
[  593.497781]  ? memcpy+0x45/0x50
[  593.501067]  ? __copy_skb_header+0x350/0x6b0
[  593.505483]  ? skb_release_data+0x880/0x880
[  593.509811]  ? __alloc_skb+0x770/0x770
[  593.513714]  ? __lock_is_held+0xb5/0x140
[  593.517790]  ? kasan_check_write+0x14/0x20
[  593.522030]  ? __skb_clone+0x6c7/0xa00
[  593.525925]  ? __copy_skb_header+0x6b0/0x6b0
[  593.530335]  ? kmem_cache_alloc+0x33a/0x730
[  593.534673]  skb_ensure_writable+0x3dd/0x640
[  593.539094]  ? skb_checksum_setup+0xaa0/0xaa0
[  593.543591]  ? check_preemption_disabled+0x48/0x280
[  593.548616]  ? __this_cpu_preempt_check+0x1c/0x20
[  593.553463]  ? __bpf_redirect+0x54b/0xb20
[  593.557618]  ? __switch_to_asm+0x34/0x70
[  593.561726]  bpf_clone_redirect+0x14a/0x490
[  593.566074]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  593.571101]  ? __sched_text_start+0x8/0x8
[  593.575260]  ? retint_kernel+0x2d/0x2d
[  593.579165]  ? find_held_lock+0x36/0x1c0
[  593.583238]  ? lock_acquire+0x1ed/0x520
[  593.587220]  ? bpf_test_run+0x3cb/0x780
[  593.591204]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  593.596750]  ? check_preemption_disabled+0x48/0x280
[  593.602280]  ? kasan_check_read+0x11/0x20
[  593.606435]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  593.611719]  ? rcu_softirq_qs+0x20/0x20
[  593.615699]  ? preempt_schedule+0x4d/0x60
[  593.619855]  ? ___preempt_schedule+0x16/0x18
[  593.624282]  ? bpf_test_run+0x25d/0x780
[  593.628275]  ? netlink_diag_dump+0x2a0/0x2a0
[  593.632703]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  593.638244]  ? bpf_test_init.isra.10+0x70/0x100
[  593.642924]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  593.647692]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  593.652538]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  593.658095]  ? fput+0x130/0x1a0
[  593.661380]  ? __bpf_prog_get+0x9b/0x290
[  593.665450]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  593.670299]  ? bpf_prog_test_run+0x130/0x1a0
[  593.674723]  ? __x64_sys_bpf+0x3d8/0x520
[  593.678787]  ? bpf_prog_get+0x20/0x20
[  593.682623]  ? do_syscall_64+0x1b9/0x820
[  593.686704]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  593.692072]  ? syscall_return_slowpath+0x5e0/0x5e0
[  593.697012]  ? trace_hardirqs_on_caller+0x310/0x310
[  593.702038]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  593.707062]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  593.713736]  ? __switch_to_asm+0x40/0x70
[  593.717800]  ? __switch_to_asm+0x34/0x70
[  593.721870]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  593.726724]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  593.732118] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  593.732188] aoe: skb alloc failure
[  593.738793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  593.738799] Call Trace:
[  593.738806]  <IRQ>
[  593.738823]  dump_stack+0x244/0x39d
[  593.738847]  ? dump_stack_print_info.cold.1+0x20/0x20
[  593.742400] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  593.751741]  warn_alloc.cold.117+0xb7/0x1bd
[  593.754305] syz-executor4 cpuset=
[  593.756455]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  593.760059] syz4
[  593.765254]  ? lock_downgrade+0x900/0x900
[  593.775721]  mems_allowed=0
[  593.780043]  ? trace_hardirqs_off+0xb8/0x310
[  593.801729]  ? trace_hardirqs_off+0xb8/0x310
[  593.806154]  __alloc_pages_slowpath+0x2660/0x2d70
[  593.811035]  ? warn_alloc+0x120/0x120
[  593.814850]  ? warn_alloc+0x120/0x120
[  593.818659]  ? print_usage_bug+0xc0/0xc0
[  593.822730]  ? warn_alloc+0x120/0x120
[  593.826540]  ? print_usage_bug+0xc0/0xc0
[  593.830619]  ? __lock_acquire+0x62f/0x4c20
[  593.834858]  ? __lock_acquire+0x62f/0x4c20
[  593.839108]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  593.844648]  ? should_fail+0x22d/0xd01
[  593.848549]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  593.853659]  ? __lock_acquire+0x62f/0x4c20
[  593.857907]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  593.863010]  ? __lock_acquire+0x62f/0x4c20
[  593.867246]  ? should_fail+0x22d/0xd01
[  593.871139]  ? find_held_lock+0x36/0x1c0
[  593.875218]  ? mark_held_locks+0x130/0x130
[  593.879466]  ? mark_held_locks+0x130/0x130
[  593.883705]  ? zap_class+0x640/0x640
[  593.887426]  ? zap_class+0x640/0x640
[  593.891152]  ? print_usage_bug+0xc0/0xc0
[  593.895213]  ? do_raw_spin_unlock+0xa7/0x330
[  593.899630]  ? zap_class+0x640/0x640
[  593.903347]  ? print_usage_bug+0xc0/0xc0
[  593.907415]  ? wq_watchdog_touch+0x9c/0xfe
[  593.911661]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  593.917203]  ? check_preemption_disabled+0x48/0x280
[  593.922234]  ? __lock_is_held+0xb5/0x140
[  593.926305]  __alloc_pages_nodemask+0xa80/0xde0
[  593.930979]  ? zap_class+0x640/0x640
[  593.934702]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  593.939735]  ? find_held_lock+0x36/0x1c0
[  593.943813]  ? ____cache_alloc_node+0x1c7/0x1e0
[  593.948489]  ? lock_downgrade+0x900/0x900
[  593.952651]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  593.958201]  cache_grow_begin+0xa5/0x8c0
[  593.962268]  ? do_raw_spin_unlock+0xa7/0x330
[  593.966691]  fallback_alloc+0x204/0x2e0
[  593.970679]  ____cache_alloc_node+0x1c7/0x1e0
[  593.975185]  kmem_cache_alloc_node+0xe3/0x730
[  593.979688]  ? ipv6_get_ifaddr+0x42e/0x620
[  593.983940]  __alloc_skb+0x119/0x770
[  593.987669]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  593.992969]  ? netdev_alloc_frag+0x1f0/0x1f0
[  593.997394]  ? lock_downgrade+0x900/0x900
[  594.001570]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  594.007127]  ? refcount_sub_and_test_checked+0x203/0x310
[  594.012682]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  594.018147]  ? addrconf_rs_timer+0x690/0x690
[  594.022582]  ndisc_alloc_skb+0x144/0x340
[  594.026660]  ndisc_send_rs+0x331/0x6e0
[  594.030565]  addrconf_rs_timer+0x314/0x690
[  594.034810]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  594.039067]  call_timer_fn+0x272/0x920
[  594.042970]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  594.047216]  ? process_timeout+0x40/0x40
[  594.051322]  ? mark_held_locks+0xc7/0x130
[  594.055510]  ? _raw_spin_unlock_irq+0x27/0x80
[  594.060020]  ? _raw_spin_unlock_irq+0x27/0x80
[  594.064525]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  594.068777]  ? lockdep_hardirqs_on+0x296/0x5b0
[  594.073374]  ? trace_hardirqs_on+0xbd/0x310
[  594.077705]  ? kasan_check_read+0x11/0x20
[  594.081870]  ? __run_timers+0x7da/0xc70
[  594.085852]  ? trace_hardirqs_off_caller+0x310/0x310
[  594.090970]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  594.095223]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  594.099473]  __run_timers+0x7e5/0xc70
[  594.103295]  ? timer_fixup_init+0x70/0x70
[  594.107452]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  594.112478]  ? zap_class+0x640/0x640
[  594.116211]  ? print_usage_bug+0xc0/0xc0
[  594.120290]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  594.125500]  ? find_held_lock+0x36/0x1c0
[  594.129596]  ? zap_class+0x640/0x640
[  594.133327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  594.138873]  ? check_preemption_disabled+0x48/0x280
[  594.143918]  ? __lock_is_held+0xb5/0x140
[  594.147986]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  594.153532]  ? check_preemption_disabled+0x48/0x280
[  594.158583]  run_timer_softirq+0x52/0xb0
[  594.162658]  ? rcu_read_lock_sched_held+0x14f/0x180
[  594.167690]  __do_softirq+0x308/0xb7e
[  594.171502]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  594.176016]  ? lock_downgrade+0x900/0x900
[  594.180189]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  594.185305]  ? pvclock_read_flags+0x160/0x160
[  594.189812]  ? lapic_next_event+0x5a/0x90
[  594.193974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  594.199523]  ? kvm_clock_read+0x18/0x30
[  594.203510]  ? kvm_sched_clock_read+0x9/0x20
[  594.207936]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  594.213481]  ? check_preemption_disabled+0x48/0x280
[  594.218517]  irq_exit+0x17f/0x1c0
[  594.221989]  smp_apic_timer_interrupt+0x1cb/0x760
[  594.226832]  ? smp_reschedule_interrupt+0x109/0x650
[  594.231855]  ? smp_call_function_single_interrupt+0x650/0x650
[  594.237753]  ? interrupt_entry+0xb5/0xc0
[  594.241820]  ? trace_hardirqs_off_caller+0xbb/0x310
[  594.246841]  ? trace_hardirqs_off_caller+0xbb/0x310
[  594.251867]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  594.256726]  ? trace_hardirqs_on_caller+0x310/0x310
[  594.261744]  ? trace_hardirqs_on_caller+0x310/0x310
[  594.266777]  ? task_prio+0x50/0x50
[  594.270329]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  594.275877]  ? check_preemption_disabled+0x48/0x280
[  594.280913]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  594.285806]  apic_timer_interrupt+0xf/0x20
[  594.290036]  </IRQ>
[  594.292282] RIP: 0010:console_unlock+0xffa/0x1160
[  594.297134] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  594.316047] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  594.323772] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  594.331049] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  594.338327] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  594.345599] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  594.352877] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  594.360173]  ? netconsole_netdev_event+0x280/0x280
[  594.365120]  ? console_unlock+0xff1/0x1160
[  594.369388]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  594.374060]  ? vprintk_emit+0x7f7/0x930
[  594.378055]  ? lock_release+0xa00/0xa00
[  594.382043]  ? trace_hardirqs_off_caller+0x300/0x310
[  594.387154]  ? vprintk_default+0x28/0x30
[  594.391220]  ? trace_hardirqs_off_caller+0x310/0x310
[  594.396333]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  594.401883]  vprintk_emit+0x33d/0x930
[  594.405714]  ? wake_up_klogd+0x180/0x180
[  594.409789]  ? find_held_lock+0x31/0x1c0
[  594.413871]  ? mark_held_locks+0xc7/0x130
[  594.418029]  ? _raw_spin_unlock_irq+0x27/0x80
[  594.422532]  ? _raw_spin_unlock_irq+0x27/0x80
[  594.427050]  vprintk_default+0x28/0x30
[  594.430947]  vprintk_func+0x7e/0x181
[  594.434667]  printk+0xa7/0xcf
[  594.437780]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  594.442552]  ? _raw_spin_unlock_irq+0x60/0x80
[  594.447076]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  594.452367]  dump_header+0x7cc/0xf72
[  594.456104]  ? pagefault_out_of_memory+0x197/0x197
[  594.461047]  ? zap_class+0x640/0x640
[  594.464771]  ? percpu_ref_get_many+0x240/0x240
[  594.469363]  ? print_usage_bug+0xc0/0xc0
[  594.473431]  ? print_usage_bug+0xc0/0xc0
[  594.477499]  ? zap_class+0x640/0x640
[  594.481223]  ? print_usage_bug+0xc0/0xc0
[  594.485298]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  594.490844]  ? find_held_lock+0x36/0x1c0
[  594.494920]  ? mark_held_locks+0xc7/0x130
[  594.499087]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  594.504201]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  594.509308]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  594.513901]  ? trace_hardirqs_on+0xbd/0x310
[  594.518230]  ? kasan_check_read+0x11/0x20
[  594.522385]  ? ___ratelimit+0x3b4/0x672
[  594.526365]  ? trace_hardirqs_off_caller+0x310/0x310
[  594.531472]  ? trace_hardirqs_on+0x310/0x310
[  594.535889]  ? lock_downgrade+0x900/0x900
[  594.540052]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  594.545164]  ? ___ratelimit+0x3b9/0x672
[  594.549146]  ? idr_get_free+0xec0/0xec0
[  594.553121]  ? find_held_lock+0x36/0x1c0
[  594.557199]  oom_kill_process.cold.27+0x10/0x903
[  594.561960]  ? zap_class+0x640/0x640
[  594.565682]  ? check_preemption_disabled+0x48/0x280
[  594.570717]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  594.575654]  ? kasan_check_read+0x11/0x20
[  594.579813]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  594.585103]  ? oom_evaluate_task+0x540/0x540
[  594.589525]  ? find_held_lock+0x36/0x1c0
[  594.593609]  ? out_of_memory+0x974/0x1430
[  594.597762]  ? lock_downgrade+0x900/0x900
[  594.601912]  ? check_preemption_disabled+0x48/0x280
[  594.606938]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  594.611877]  ? kasan_check_read+0x11/0x20
[  594.616031]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  594.621313]  ? rcu_softirq_qs+0x20/0x20
[  594.625303]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  594.630845]  ? oom_evaluate_task+0x302/0x540
[  594.635261]  out_of_memory+0xa84/0x1430
[  594.639250]  ? oom_killer_disable+0x3a0/0x3a0
[  594.643754]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  594.648692]  ? __mutex_add_waiter+0x2a0/0x2a0
[  594.653204]  __alloc_pages_slowpath+0x22d4/0x2d70
[  594.658088]  ? warn_alloc+0x120/0x120
[  594.661891]  ? rcu_softirq_qs+0x20/0x20
[  594.665901]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  594.671440]  ? should_fail+0x22d/0xd01
[  594.675337]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  594.680448]  ? zap_class+0x640/0x640
[  594.684198]  ? __lock_is_held+0xb5/0x140
[  594.688281]  ? mark_held_locks+0x130/0x130
[  594.692527]  ? lock_release+0xa00/0xa00
[  594.696518]  ? perf_trace_sched_process_exec+0x860/0x860
[  594.701996]  ? __might_sleep+0x95/0x190
[  594.705986]  __alloc_pages_nodemask+0xa80/0xde0
[  594.711192]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  594.716215]  ? __page_cache_alloc+0x191/0x5c0
[  594.720718]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  594.725651]  ? kasan_check_read+0x11/0x20
[  594.729809]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  594.735107]  ? zap_class+0x640/0x640
[  594.738834]  ? zap_class+0x640/0x640
[  594.742559]  ? zap_class+0x640/0x640
[  594.746278]  ? __do_page_cache_readahead+0x7ce/0x980
[  594.751390]  ? find_held_lock+0x36/0x1c0
[  594.755464]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  594.761012]  alloc_pages_current+0x173/0x350
[  594.765432]  __page_cache_alloc+0x38c/0x5c0
[  594.769758]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  594.774690]  ? kasan_check_read+0x11/0x20
[  594.778845]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  594.784131]  ? generic_perform_write+0x6a0/0x6a0
[  594.788892]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  594.794440]  ? check_preemption_disabled+0x48/0x280
[  594.799467]  filemap_fault+0x1594/0x25f0
[  594.803556]  ? __lock_page_or_retry+0xa00/0xa00
[  594.808233]  ? mark_held_locks+0x130/0x130
[  594.812475]  ? rcu_softirq_qs+0x20/0x20
[  594.816471]  ? filemap_map_pages+0xe04/0x1990
[  594.820984]  ? __free_object+0x173/0x340
[  594.825056]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  594.829994]  ? trace_hardirqs_off_caller+0x310/0x310
[  594.835109]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  594.839796]  ? debug_object_free+0x32d/0x690
[  594.844212]  ? kasan_check_read+0x11/0x20
[  594.848365]  ? debug_object_destroy+0x2b0/0x2b0
[  594.853043]  ? lock_pi_update_atomic+0x150/0x150
[  594.857808]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  594.863349]  ? __hrtimer_init+0xdb/0x240
[  594.867429]  ? lock_acquire+0x1ed/0x520
[  594.871409]  ? ext4_filemap_fault+0x7a/0xad
[  594.875744]  ? lock_release+0xa00/0xa00
[  594.879724]  ? perf_trace_sched_process_exec+0x860/0x860
[  594.885182]  ? print_usage_bug+0xc0/0xc0
[  594.889252]  ? print_usage_bug+0xc0/0xc0
[  594.893333]  ? down_read+0x8d/0x120
[  594.896959]  ? ext4_filemap_fault+0x7a/0xad
[  594.901290]  ? __down_interruptible+0x700/0x700
[  594.905973]  ext4_filemap_fault+0x82/0xad
[  594.910128]  __do_fault+0x100/0x6b0
[  594.913767]  ? pmd_devmap_trans_unstable+0x220/0x220
[  594.918878]  ? mark_held_locks+0x130/0x130
[  594.923119]  ? mark_held_locks+0x130/0x130
[  594.927362]  ? debug_smp_processor_id+0x1c/0x20
[  594.932035]  ? perf_trace_lock+0x14d/0x7a0
[  594.936289]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  594.941839]  __handle_mm_fault+0x307c/0x5920
[  594.946252]  ? perf_trace_lock+0x7a0/0x7a0
[  594.950498]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  594.955345]  ? lock_is_held_type+0x210/0x210
[  594.959766]  ? ksys_dup3+0x680/0x680
[  594.963484]  ? __switch_to_asm+0x34/0x70
[  594.967571]  ? zap_class+0x640/0x640
[  594.971290]  ? zap_class+0x640/0x640
[  594.975012]  ? __x64_sys_futex+0x53e/0x6a0
[  594.979257]  ? find_held_lock+0x36/0x1c0
[  594.983333]  ? handle_mm_fault+0x42a/0xc70
[  594.987583]  ? lock_downgrade+0x900/0x900
[  594.991739]  ? check_preemption_disabled+0x48/0x280
[  594.996766]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  595.001707]  ? kasan_check_read+0x11/0x20
[  595.005863]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  595.011145]  ? rcu_softirq_qs+0x20/0x20
[  595.015127]  ? trace_hardirqs_off_caller+0x310/0x310
[  595.020239]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  595.025780]  ? check_preemption_disabled+0x48/0x280
[  595.030810]  handle_mm_fault+0x54f/0xc70
[  595.034879]  ? __handle_mm_fault+0x5920/0x5920
[  595.039472]  ? find_vma+0x34/0x190
[  595.043021]  __do_page_fault+0x5e8/0xe60
[  595.047090]  ? trace_hardirqs_off+0xb8/0x310
[  595.051519]  do_page_fault+0xf2/0x7e0
[  595.055334]  ? vmalloc_sync_all+0x30/0x30
[  595.059490]  ? error_entry+0x70/0xd0
[  595.063209]  ? trace_hardirqs_off_caller+0xbb/0x310
[  595.068234]  ? trace_hardirqs_on_caller+0xc0/0x310
[  595.073167]  ? syscall_return_slowpath+0x5e0/0x5e0
[  595.078106]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  595.082957]  ? trace_hardirqs_on_caller+0x310/0x310
[  595.087980]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  595.093439]  ? prepare_exit_to_usermode+0x291/0x3b0
[  595.098461]  ? page_fault+0x8/0x30
[  595.102013]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  595.106864]  ? page_fault+0x8/0x30
[  595.110416]  page_fault+0x1e/0x30
[  595.113870] RIP: 0033:0x40f9c0
[  595.117085] Code: Bad RIP value.
[  595.120452] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  595.125820] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  595.133095] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  595.140363] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  595.147635] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  595.154909] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  595.162208] warn_alloc_show_mem: 1 callbacks suppressed
[  595.162220] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  595.162222] Mem-Info:
[  595.162255] active_anon:55033 inactive_anon:131 isolated_anon:0
[  595.162255]  active_file:10 inactive_file:13 isolated_file:2
[  595.162255]  unevictable:0 dirty:0 writeback:0 unstable:0
[  595.162255]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  595.162255]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  595.162255]  free:13778 free_pcp:355 free_cma:0
[  595.167610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  595.174561] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  595.176968] Call Trace:
[  595.209938] Node 0 
[  595.219296]  <IRQ>
[  595.246987] 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
[  595.249560]  dump_stack+0x244/0x39d
[  595.251773] lowmem_reserve[]:
[  595.253928]  ? dump_stack_print_info.cold.1+0x20/0x20
[  595.279406]  0 2818
[  595.283061]  warn_alloc.cold.117+0xb7/0x1bd
[  595.286136]  6321
[  595.291329]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  595.293557]  6321
[  595.297882]  ? lock_downgrade+0x900/0x900
[  595.304771]  ? trace_hardirqs_off+0xb8/0x310
[  595.306817] Node 0 
[  595.310965]  ? trace_hardirqs_off+0xb8/0x310
[  595.315378] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  595.317602]  __alloc_pages_slowpath+0x2660/0x2d70
[  595.321987] lowmem_reserve[]:
[  595.348747]  ? warn_alloc+0x120/0x120
[  595.353553]  0 0
[  595.356676]  ? __lock_acquire+0x62f/0x4c20
[  595.360453]  3503
[  595.362434]  ? __lock_acquire+0x62f/0x4c20
[  595.366655]  3503
[  595.368718]  ? warn_alloc+0x120/0x120
[  595.374998]  ? print_usage_bug+0xc0/0xc0
[  595.378779] Node 0 
[  595.382837]  ? warn_alloc+0x120/0x120
[  595.382870] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  595.382878] lowmem_reserve[]:
[  595.385114]  ? print_usage_bug+0xc0/0xc0
[  595.388897]  0
[  595.417265]  ? mark_held_locks+0x130/0x130
[  595.420355]  0
[  595.424414]  ? mark_held_locks+0x130/0x130
[  595.426198]  0
[  595.430435]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  595.432214]  0
[  595.436449]  ? should_fail+0x22d/0xd01
[  595.443772]  ? zap_class+0x640/0x640
[  595.445564] Node 0 
[  595.449455]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  595.453148] DMA: 
[  595.455386]  ? __lock_acquire+0x62f/0x4c20
[  595.460471] 1*4kB 
[  595.462537]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  595.466763] (U) 
[  595.468912]  ? should_fail+0x22d/0xd01
[  595.474001] 0*8kB 
[  595.475987]  ? mark_held_locks+0x130/0x130
[  595.479847] 0*16kB 
[  595.481996]  ? mark_held_locks+0x130/0x130
[  595.486215] 1*32kB 
[  595.488449]  ? lock_downgrade+0x900/0x900
[  595.492664] (U) 
[  595.494899]  ? zap_class+0x640/0x640
[  595.499028] 2*64kB 
[  595.501004]  ? zap_class+0x640/0x640
[  595.504703] (U) 
[  595.506941]  ? zap_class+0x640/0x640
[  595.510643] 1*128kB 
[  595.512624]  ? do_raw_spin_unlock+0xa7/0x330
[  595.516316] (U) 
[  595.518641]  ? trace_hardirqs_on+0x310/0x310
[  595.523024] 1*256kB (U) 
[  595.525012]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  595.529391] 0*512kB 1*1024kB 
[  595.532076]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  595.537595] (U) 
[  595.540700]  ? check_preemption_disabled+0x48/0x280
[  595.546227] 1*2048kB 
[  595.548214]  ? __lock_is_held+0xb5/0x140
[  595.553205] (M) 
[  595.555622]  __alloc_pages_nodemask+0xa80/0xde0
[  595.559653] 3*4096kB (M) 
[  595.561634]  ? zap_class+0x640/0x640
[  595.566281] = 15908kB
[  595.569039]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  595.572735] Node 0 
[  595.575149]  ? find_held_lock+0x36/0x1c0
[  595.580135] DMA32: 
[  595.582378]  ? ____cache_alloc_node+0x1c7/0x1e0
[  595.586412] 5*4kB 
[  595.588646]  ? lock_downgrade+0x900/0x900
[  595.593293] (MH) 
[  595.595448]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  595.599570] 1*8kB 
[  595.602106]  cache_grow_begin+0xa5/0x8c0
[  595.607623] (U) 
[  595.609776]  ? do_raw_spin_unlock+0xa7/0x330
[  595.613815] 3*16kB (MH) 
[  595.615806]  fallback_alloc+0x204/0x2e0
[  595.620181] 2*32kB (MH) 
[  595.622869]  ____cache_alloc_node+0x1c7/0x1e0
[  595.626820] 4*64kB 
[  595.629492]  kmem_cache_alloc_node+0xe3/0x730
[  595.633963] (MH) 
[  595.636202]  ? __kmalloc_node_track_caller+0x47/0x70
[  595.640681] 4*128kB (M) 
[  595.642759]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  595.647843] 3*256kB 
[  595.650516]  __alloc_skb+0x119/0x770
[  595.656028] (M) 
[  595.658354]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  595.662046] 4*512kB 
[  595.664023]  ? netdev_alloc_frag+0x1f0/0x1f0
[  595.669360] (UM) 
[  595.671691]  ? vprintk_default+0x28/0x30
[  595.676077] 3*1024kB 
[  595.678140]  ? vprintk_func+0x85/0x181
[  595.682179] (UM) 
[  595.684591]  ? printk+0xa7/0xcf
[  595.688455] 3*2048kB 
[  595.690515]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  595.693775] (UM) 
[  595.696192]  new_skb+0x26/0x1c0
[  595.700923] 3*4096kB 
[  595.702986]  aoecmd_cfg+0x279/0x7f0
[  595.706244] (M) 
[  595.708663]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  595.712268] = 25228kB
[  595.714251]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  595.718557] Node 0 
[  595.720982]  ? __lock_is_held+0xb5/0x140
[  595.726493] Normal: 
[  595.728742]  discover_timer+0x50/0x60
[  595.732772] 1142*4kB 
[  595.735097]  call_timer_fn+0x272/0x920
[  595.735117]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  595.738901] (MEH) 
[  595.741313]  ? process_timeout+0x40/0x40
[  595.745177] 440*8kB 
[  595.750045]  ? __run_timers+0x7da/0xc70
[  595.752174] (UMEH) 
[  595.756236]  ? _raw_spin_unlock_irq+0x27/0x80
[  595.758540] 198*16kB 
[  595.762522]  ? _raw_spin_unlock_irq+0x27/0x80
[  595.764737] (UME) 
[  595.769228]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  595.769246]  ? lockdep_hardirqs_on+0x296/0x5b0
[  595.771644] 53*32kB 
[  595.776135]  ? trace_hardirqs_on+0xbd/0x310
[  595.778262] (UMEH) 
[  595.783100]  ? kasan_check_read+0x11/0x20
[  595.783119]  ? __run_timers+0x7da/0xc70
[  595.787682] 6*64kB 
[  595.790006]  ? trace_hardirqs_off_caller+0x310/0x310
[  595.794302] (UM) 
[  595.796560]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  595.800674] 1*128kB (H) 
[  595.804661]  __run_timers+0x7e5/0xc70
[  595.806880] 0*256kB 
[  595.811987]  ? timer_fixup_init+0x70/0x70
[  595.814016] 1*512kB (H) 
[  595.818870]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  595.821523] 0*1024kB 
[  595.825329]  ? zap_class+0x640/0x640
[  595.827632] 0*2048kB 
[  595.831776]  ? enqueue_hrtimer+0x1a5/0x560
[  595.834426] 0*4096kB 
[  595.839447]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  595.841841] = 13976kB
[  595.845564]  ? find_held_lock+0x36/0x1c0
[  595.847961] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  595.852192]  ? zap_class+0x640/0x640
[  595.854582] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  595.854592] 4258 total pagecache pages
[  595.859784]  ? pvclock_read_flags+0x160/0x160
[  595.862184] 0 pages in swap cache
[  595.866245]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  595.875065] Swap cache stats: add 0, delete 0, find 0/0
[  595.875078] Free swap  = 0kB
[  595.878800]  ? check_preemption_disabled+0x48/0x280
[  595.887349] Total swap = 0kB
[  595.887360] 1965979 pages RAM
[  595.891263]  ? __lock_is_held+0xb5/0x140
[  595.895721] 0 pages HighMem/MovableOnly
[  595.895730] 342867 pages reserved
[  595.899192]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  595.904715] 0 pages cma reserved
[  595.904795] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  595.910085]  ? check_preemption_disabled+0x48/0x280
[  595.910106]  run_timer_softirq+0x52/0xb0
[  595.910124]  ? rcu_read_lock_sched_held+0x14f/0x180
[  595.913187] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  595.918144]  __do_softirq+0x308/0xb7e
[  595.921146] syz-fuzzer cpuset=
[  595.924252]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  595.928289] /
[  595.932259]  ? lock_downgrade+0x900/0x900
[  595.932279]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  595.935718]  mems_allowed=0
[  595.941258]  ? pvclock_read_flags+0x160/0x160
[  596.005133]  ? lapic_next_event+0x5a/0x90
[  596.009293]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  596.014844]  ? kvm_clock_read+0x18/0x30
[  596.018824]  ? kvm_sched_clock_read+0x9/0x20
[  596.023239]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  596.028781]  ? check_preemption_disabled+0x48/0x280
[  596.033813]  irq_exit+0x17f/0x1c0
[  596.037271]  smp_apic_timer_interrupt+0x1cb/0x760
[  596.042117]  ? smp_reschedule_interrupt+0x109/0x650
[  596.047137]  ? smp_call_function_single_interrupt+0x650/0x650
[  596.053119]  ? interrupt_entry+0xb5/0xc0
[  596.057185]  ? trace_hardirqs_off_caller+0xbb/0x310
[  596.062203]  ? trace_hardirqs_off_caller+0xbb/0x310
[  596.067228]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  596.072076]  ? trace_hardirqs_on_caller+0x310/0x310
[  596.077099]  ? trace_hardirqs_on_caller+0x310/0x310
[  596.082122]  ? task_prio+0x50/0x50
[  596.085668]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  596.091210]  ? check_preemption_disabled+0x48/0x280
[  596.096234]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  596.101093]  apic_timer_interrupt+0xf/0x20
[  596.105323]  </IRQ>
[  596.107586] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  596.113477] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  596.132386] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  596.140105] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  596.147373] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  596.154644] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  596.161915] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  596.169182] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  596.176492]  ? save_stack+0xa9/0xd0
[  596.180138]  __kmalloc_node_track_caller+0x33/0x70
[  596.185073]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  596.189839]  pskb_expand_head+0x230/0x10f0
[  596.194084]  ? memcpy+0x45/0x50
[  596.197368]  ? __copy_skb_header+0x350/0x6b0
[  596.201782]  ? skb_release_data+0x880/0x880
[  596.206105]  ? __alloc_skb+0x770/0x770
[  596.210004]  ? __lock_is_held+0xb5/0x140
[  596.214077]  ? kasan_check_write+0x14/0x20
[  596.218314]  ? __skb_clone+0x6c7/0xa00
[  596.222204]  ? __copy_skb_header+0x6b0/0x6b0
[  596.226615]  ? kmem_cache_alloc+0x33a/0x730
[  596.230954]  skb_ensure_writable+0x3dd/0x640
[  596.235368]  ? skb_checksum_setup+0xaa0/0xaa0
[  596.239864]  ? check_preemption_disabled+0x48/0x280
[  596.244886]  ? __this_cpu_preempt_check+0x1c/0x20
[  596.249734]  ? __bpf_redirect+0x54b/0xb20
[  596.253888]  ? __switch_to_asm+0x34/0x70
[  596.257965]  bpf_clone_redirect+0x14a/0x490
[  596.262298]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  596.267319]  ? __sched_text_start+0x8/0x8
[  596.271474]  ? retint_kernel+0x2d/0x2d
[  596.275378]  ? find_held_lock+0x36/0x1c0
[  596.279449]  ? lock_acquire+0x1ed/0x520
[  596.283423]  ? bpf_test_run+0x3cb/0x780
[  596.287399]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  596.292941]  ? check_preemption_disabled+0x48/0x280
[  596.297970]  ? kasan_check_read+0x11/0x20
[  596.302124]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  596.307409]  ? rcu_softirq_qs+0x20/0x20
[  596.311395]  ? preempt_schedule+0x4d/0x60
[  596.315561]  ? ___preempt_schedule+0x16/0x18
[  596.320000]  ? bpf_test_run+0x25d/0x780
[  596.323997]  ? netlink_diag_dump+0x2a0/0x2a0
[  596.328424]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  596.333970]  ? bpf_test_init.isra.10+0x70/0x100
[  596.338658]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  596.343450]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  596.348302]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  596.353846]  ? fput+0x130/0x1a0
[  596.357153]  ? __bpf_prog_get+0x9b/0x290
[  596.361222]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  596.366069]  ? bpf_prog_test_run+0x130/0x1a0
[  596.370493]  ? __x64_sys_bpf+0x3d8/0x520
[  596.374577]  ? bpf_prog_get+0x20/0x20
[  596.378404]  ? do_syscall_64+0x1b9/0x820
[  596.382468]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  596.387842]  ? syscall_return_slowpath+0x5e0/0x5e0
[  596.392778]  ? trace_hardirqs_on_caller+0x310/0x310
[  596.397798]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  596.402823]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  596.409499]  ? __switch_to_asm+0x40/0x70
[  596.413575]  ? __switch_to_asm+0x34/0x70
[  596.417657]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  596.422520]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  596.427921] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  596.427996] aoe: skb alloc failure
[  596.434595] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  596.434605] Call Trace:
[  596.438231] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  596.447489]  <IRQ>
[  596.450077] syz-executor4 cpuset=
[  596.460577]  dump_stack+0x244/0x39d
[  596.462710] syz4
[  596.466169]  ? dump_stack_print_info.cold.1+0x20/0x20
[  596.469772]  mems_allowed=0
[  596.471764]  warn_alloc.cold.117+0xb7/0x1bd
[  596.484186]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  596.489053]  ? lock_downgrade+0x900/0x900
[  596.493228]  ? trace_hardirqs_off+0xb8/0x310
[  596.497661]  ? trace_hardirqs_off+0xb8/0x310
[  596.502104]  __alloc_pages_slowpath+0x2660/0x2d70
[  596.506982]  ? warn_alloc+0x120/0x120
[  596.510791]  ? warn_alloc+0x120/0x120
[  596.514605]  ? print_usage_bug+0xc0/0xc0
[  596.518673]  ? warn_alloc+0x120/0x120
[  596.522477]  ? print_usage_bug+0xc0/0xc0
[  596.526554]  ? __lock_acquire+0x62f/0x4c20
[  596.530794]  ? __lock_acquire+0x62f/0x4c20
[  596.535039]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  596.540585]  ? should_fail+0x22d/0xd01
[  596.544481]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  596.549587]  ? __lock_acquire+0x62f/0x4c20
[  596.553833]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  596.558941]  ? __lock_acquire+0x62f/0x4c20
[  596.563177]  ? should_fail+0x22d/0xd01
[  596.567067]  ? find_held_lock+0x36/0x1c0
[  596.571157]  ? mark_held_locks+0x130/0x130
[  596.575403]  ? mark_held_locks+0x130/0x130
[  596.579637]  ? zap_class+0x640/0x640
[  596.583358]  ? zap_class+0x640/0x640
[  596.587084]  ? print_usage_bug+0xc0/0xc0
[  596.591147]  ? do_raw_spin_unlock+0xa7/0x330
[  596.595565]  ? zap_class+0x640/0x640
[  596.599282]  ? print_usage_bug+0xc0/0xc0
[  596.603343]  ? wq_watchdog_touch+0x9c/0xfe
[  596.607586]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  596.613128]  ? check_preemption_disabled+0x48/0x280
[  596.618159]  ? __lock_is_held+0xb5/0x140
[  596.622231]  __alloc_pages_nodemask+0xa80/0xde0
[  596.626904]  ? zap_class+0x640/0x640
[  596.630631]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  596.635665]  ? find_held_lock+0x36/0x1c0
[  596.639739]  ? ____cache_alloc_node+0x1c7/0x1e0
[  596.644417]  ? lock_downgrade+0x900/0x900
[  596.648584]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  596.654136]  cache_grow_begin+0xa5/0x8c0
[  596.658200]  ? do_raw_spin_unlock+0xa7/0x330
[  596.662625]  fallback_alloc+0x204/0x2e0
[  596.666614]  ____cache_alloc_node+0x1c7/0x1e0
[  596.671122]  kmem_cache_alloc_node+0xe3/0x730
[  596.675626]  ? ipv6_get_ifaddr+0x42e/0x620
[  596.679884]  __alloc_skb+0x119/0x770
[  596.683611]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  596.688900]  ? netdev_alloc_frag+0x1f0/0x1f0
[  596.693317]  ? lock_downgrade+0x900/0x900
[  596.697478]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  596.703020]  ? refcount_sub_and_test_checked+0x203/0x310
[  596.709015]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  596.714472]  ? addrconf_rs_timer+0x690/0x690
[  596.718897]  ndisc_alloc_skb+0x144/0x340
[  596.722966]  ndisc_send_rs+0x331/0x6e0
[  596.726862]  addrconf_rs_timer+0x314/0x690
[  596.731112]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  596.735367]  call_timer_fn+0x272/0x920
[  596.739260]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  596.743507]  ? process_timeout+0x40/0x40
[  596.747590]  ? mark_held_locks+0xc7/0x130
[  596.751757]  ? _raw_spin_unlock_irq+0x27/0x80
[  596.756258]  ? _raw_spin_unlock_irq+0x27/0x80
[  596.760760]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  596.765006]  ? lockdep_hardirqs_on+0x296/0x5b0
[  596.769597]  ? trace_hardirqs_on+0xbd/0x310
[  596.773927]  ? kasan_check_read+0x11/0x20
[  596.778086]  ? __run_timers+0x7da/0xc70
[  596.782073]  ? trace_hardirqs_off_caller+0x310/0x310
[  596.787185]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  596.791431]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  596.795670]  __run_timers+0x7e5/0xc70
[  596.799492]  ? timer_fixup_init+0x70/0x70
[  596.803650]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  596.808672]  ? zap_class+0x640/0x640
[  596.812399]  ? print_usage_bug+0xc0/0xc0
[  596.816466]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  596.821676]  ? find_held_lock+0x36/0x1c0
[  596.825757]  ? zap_class+0x640/0x640
[  596.829483]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  596.835026]  ? check_preemption_disabled+0x48/0x280
[  596.840055]  ? __lock_is_held+0xb5/0x140
[  596.844125]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  596.849666]  ? check_preemption_disabled+0x48/0x280
[  596.854696]  run_timer_softirq+0x52/0xb0
[  596.858764]  ? rcu_read_lock_sched_held+0x14f/0x180
[  596.863787]  __do_softirq+0x308/0xb7e
[  596.867595]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  596.872096]  ? lock_downgrade+0x900/0x900
[  596.876251]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  596.881369]  ? pvclock_read_flags+0x160/0x160
[  596.885869]  ? lapic_next_event+0x5a/0x90
[  596.890028]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  596.895581]  ? kvm_clock_read+0x18/0x30
[  596.899568]  ? kvm_sched_clock_read+0x9/0x20
[  596.903987]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  596.909528]  ? check_preemption_disabled+0x48/0x280
[  596.914588]  irq_exit+0x17f/0x1c0
[  596.918053]  smp_apic_timer_interrupt+0x1cb/0x760
[  596.922906]  ? smp_reschedule_interrupt+0x109/0x650
[  596.927929]  ? smp_call_function_single_interrupt+0x650/0x650
[  596.933824]  ? interrupt_entry+0xb5/0xc0
[  596.937894]  ? trace_hardirqs_off_caller+0xbb/0x310
[  596.942913]  ? trace_hardirqs_off_caller+0xbb/0x310
[  596.947940]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  596.952793]  ? trace_hardirqs_on_caller+0x310/0x310
[  596.957829]  ? trace_hardirqs_on_caller+0x310/0x310
[  596.962867]  ? task_prio+0x50/0x50
[  596.966427]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  596.971994]  ? check_preemption_disabled+0x48/0x280
[  596.977033]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  596.981911]  apic_timer_interrupt+0xf/0x20
[  596.986152]  </IRQ>
[  596.988397] RIP: 0010:console_unlock+0xffa/0x1160
[  596.993251] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  597.012161] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  597.019879] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  597.027153] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  597.034424] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  597.041698] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  597.048978] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  597.056269]  ? netconsole_netdev_event+0x280/0x280
[  597.061217]  ? console_unlock+0xff1/0x1160
[  597.065483]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  597.070156]  ? vprintk_emit+0x7f7/0x930
[  597.074139]  ? lock_release+0xa00/0xa00
[  597.078126]  ? trace_hardirqs_off_caller+0x300/0x310
[  597.083237]  ? vprintk_default+0x28/0x30
[  597.087311]  ? trace_hardirqs_off_caller+0x310/0x310
[  597.092430]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  597.097980]  vprintk_emit+0x33d/0x930
[  597.101792]  ? wake_up_klogd+0x180/0x180
[  597.105867]  ? find_held_lock+0x31/0x1c0
[  597.109943]  ? mark_held_locks+0xc7/0x130
[  597.114104]  ? _raw_spin_unlock_irq+0x27/0x80
[  597.118608]  ? _raw_spin_unlock_irq+0x27/0x80
[  597.123117]  vprintk_default+0x28/0x30
[  597.127010]  vprintk_func+0x7e/0x181
[  597.130729]  printk+0xa7/0xcf
[  597.133841]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  597.138610]  ? _raw_spin_unlock_irq+0x60/0x80
[  597.143125]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  597.148417]  dump_header+0x7cc/0xf72
[  597.152153]  ? pagefault_out_of_memory+0x197/0x197
[  597.157101]  ? zap_class+0x640/0x640
[  597.160831]  ? percpu_ref_get_many+0x240/0x240
[  597.165423]  ? print_usage_bug+0xc0/0xc0
[  597.169492]  ? print_usage_bug+0xc0/0xc0
[  597.173571]  ? zap_class+0x640/0x640
[  597.177297]  ? print_usage_bug+0xc0/0xc0
[  597.181371]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  597.186920]  ? find_held_lock+0x36/0x1c0
[  597.190999]  ? mark_held_locks+0xc7/0x130
[  597.195158]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  597.200273]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  597.205382]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  597.209974]  ? trace_hardirqs_on+0xbd/0x310
[  597.214301]  ? kasan_check_read+0x11/0x20
[  597.218454]  ? ___ratelimit+0x3b4/0x672
[  597.222438]  ? trace_hardirqs_off_caller+0x310/0x310
[  597.227560]  ? trace_hardirqs_on+0x310/0x310
[  597.231975]  ? lock_downgrade+0x900/0x900
[  597.236136]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  597.241270]  ? ___ratelimit+0x3b9/0x672
[  597.245269]  ? idr_get_free+0xec0/0xec0
[  597.249249]  ? find_held_lock+0x36/0x1c0
[  597.253328]  oom_kill_process.cold.27+0x10/0x903
[  597.258094]  ? zap_class+0x640/0x640
[  597.261811]  ? check_preemption_disabled+0x48/0x280
[  597.266839]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  597.271776]  ? kasan_check_read+0x11/0x20
[  597.275933]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  597.281221]  ? oom_evaluate_task+0x540/0x540
[  597.285639]  ? find_held_lock+0x36/0x1c0
[  597.289716]  ? out_of_memory+0x974/0x1430
[  597.293871]  ? lock_downgrade+0x900/0x900
[  597.298024]  ? check_preemption_disabled+0x48/0x280
[  597.303050]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  597.307995]  ? kasan_check_read+0x11/0x20
[  597.312151]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  597.317439]  ? rcu_softirq_qs+0x20/0x20
[  597.321424]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  597.326970]  ? oom_evaluate_task+0x302/0x540
[  597.331389]  out_of_memory+0xa84/0x1430
[  597.335380]  ? oom_killer_disable+0x3a0/0x3a0
[  597.339885]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  597.344823]  ? __mutex_add_waiter+0x2a0/0x2a0
[  597.349336]  __alloc_pages_slowpath+0x22d4/0x2d70
[  597.354221]  ? warn_alloc+0x120/0x120
[  597.358029]  ? rcu_softirq_qs+0x20/0x20
[  597.362040]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  597.367582]  ? should_fail+0x22d/0xd01
[  597.371479]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  597.376586]  ? zap_class+0x640/0x640
[  597.380336]  ? __lock_is_held+0xb5/0x140
[  597.384414]  ? mark_held_locks+0x130/0x130
[  597.388654]  ? lock_release+0xa00/0xa00
[  597.392644]  ? perf_trace_sched_process_exec+0x860/0x860
[  597.398120]  ? __might_sleep+0x95/0x190
[  597.402114]  __alloc_pages_nodemask+0xa80/0xde0
[  597.406804]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  597.411831]  ? __page_cache_alloc+0x191/0x5c0
[  597.416331]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  597.421266]  ? kasan_check_read+0x11/0x20
[  597.425421]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  597.430718]  ? zap_class+0x640/0x640
[  597.434473]  ? zap_class+0x640/0x640
[  597.438194]  ? zap_class+0x640/0x640
[  597.441917]  ? __do_page_cache_readahead+0x7ce/0x980
[  597.447029]  ? find_held_lock+0x36/0x1c0
[  597.451105]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  597.456655]  alloc_pages_current+0x173/0x350
[  597.461082]  __page_cache_alloc+0x38c/0x5c0
[  597.465409]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  597.470348]  ? kasan_check_read+0x11/0x20
[  597.474507]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  597.479818]  ? generic_perform_write+0x6a0/0x6a0
[  597.484601]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  597.490158]  ? check_preemption_disabled+0x48/0x280
[  597.495202]  filemap_fault+0x1594/0x25f0
[  597.499296]  ? __lock_page_or_retry+0xa00/0xa00
[  597.503986]  ? mark_held_locks+0x130/0x130
[  597.508233]  ? rcu_softirq_qs+0x20/0x20
[  597.512232]  ? filemap_map_pages+0xe04/0x1990
[  597.516749]  ? __free_object+0x173/0x340
[  597.520824]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  597.525765]  ? trace_hardirqs_off_caller+0x310/0x310
[  597.530879]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  597.535580]  ? debug_object_free+0x32d/0x690
[  597.540001]  ? kasan_check_read+0x11/0x20
[  597.544155]  ? debug_object_destroy+0x2b0/0x2b0
[  597.548832]  ? lock_pi_update_atomic+0x150/0x150
[  597.553594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  597.559134]  ? __hrtimer_init+0xdb/0x240
[  597.563211]  ? lock_acquire+0x1ed/0x520
[  597.567189]  ? ext4_filemap_fault+0x7a/0xad
[  597.571525]  ? lock_release+0xa00/0xa00
[  597.575510]  ? perf_trace_sched_process_exec+0x860/0x860
[  597.580975]  ? print_usage_bug+0xc0/0xc0
[  597.585045]  ? print_usage_bug+0xc0/0xc0
[  597.589134]  ? down_read+0x8d/0x120
[  597.592763]  ? ext4_filemap_fault+0x7a/0xad
[  597.597096]  ? __down_interruptible+0x700/0x700
[  597.602119]  ext4_filemap_fault+0x82/0xad
[  597.606280]  __do_fault+0x100/0x6b0
[  597.609922]  ? pmd_devmap_trans_unstable+0x220/0x220
[  597.615040]  ? mark_held_locks+0x130/0x130
[  597.619286]  ? mark_held_locks+0x130/0x130
[  597.623531]  ? debug_smp_processor_id+0x1c/0x20
[  597.628218]  ? perf_trace_lock+0x14d/0x7a0
[  597.632472]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  597.638021]  __handle_mm_fault+0x307c/0x5920
[  597.642434]  ? perf_trace_lock+0x7a0/0x7a0
[  597.646682]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  597.651532]  ? lock_is_held_type+0x210/0x210
[  597.656007]  ? ksys_dup3+0x680/0x680
[  597.659728]  ? __switch_to_asm+0x34/0x70
[  597.663813]  ? zap_class+0x640/0x640
[  597.667535]  ? zap_class+0x640/0x640
[  597.671268]  ? __x64_sys_futex+0x53e/0x6a0
[  597.675510]  ? find_held_lock+0x36/0x1c0
[  597.679599]  ? handle_mm_fault+0x42a/0xc70
[  597.683845]  ? lock_downgrade+0x900/0x900
[  597.687994]  ? check_preemption_disabled+0x48/0x280
[  597.693022]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  597.697953]  ? kasan_check_read+0x11/0x20
[  597.702103]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  597.707383]  ? rcu_softirq_qs+0x20/0x20
[  597.711358]  ? trace_hardirqs_off_caller+0x310/0x310
[  597.716471]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  597.722011]  ? check_preemption_disabled+0x48/0x280
[  597.727038]  handle_mm_fault+0x54f/0xc70
[  597.731114]  ? __handle_mm_fault+0x5920/0x5920
[  597.735709]  ? find_vma+0x34/0x190
[  597.739261]  __do_page_fault+0x5e8/0xe60
[  597.743338]  ? trace_hardirqs_off+0xb8/0x310
[  597.747788]  do_page_fault+0xf2/0x7e0
[  597.751596]  ? vmalloc_sync_all+0x30/0x30
[  597.755750]  ? error_entry+0x70/0xd0
[  597.759467]  ? trace_hardirqs_off_caller+0xbb/0x310
[  597.764487]  ? trace_hardirqs_on_caller+0xc0/0x310
[  597.769423]  ? syscall_return_slowpath+0x5e0/0x5e0
[  597.774354]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  597.779201]  ? trace_hardirqs_on_caller+0x310/0x310
[  597.784233]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  597.789698]  ? prepare_exit_to_usermode+0x291/0x3b0
[  597.794719]  ? page_fault+0x8/0x30
[  597.798266]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  597.803114]  ? page_fault+0x8/0x30
[  597.806657]  page_fault+0x1e/0x30
[  597.810112] RIP: 0033:0x40f9c0
[  597.813318] Code: Bad RIP value.
[  597.816678] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  597.822042] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  597.829313] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  597.836583] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  597.843855] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  597.851123] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  597.858414] warn_alloc_show_mem: 1 callbacks suppressed
[  597.858426] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  597.858428] Mem-Info:
[  597.858459] active_anon:55033 inactive_anon:131 isolated_anon:0
[  597.858459]  active_file:10 inactive_file:13 isolated_file:2
[  597.858459]  unevictable:0 dirty:0 writeback:0 unstable:0
[  597.858459]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  597.858459]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  597.858459]  free:13778 free_pcp:355 free_cma:0
[  597.863808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  597.870740] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  597.873152] Call Trace:
[  597.906109] Node 0 
[  597.915454]  <IRQ>
[  597.943139] 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
[  597.945704]  dump_stack+0x244/0x39d
[  597.947921] lowmem_reserve[]:
[  597.950074]  ? dump_stack_print_info.cold.1+0x20/0x20
[  597.975564]  0
[  597.979204]  warn_alloc.cold.117+0xb7/0x1bd
[  597.982279]  2818
[  597.987465]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  597.989242]  6321 6321
[  597.993583]  ? lock_downgrade+0x900/0x900
[  598.000463]  ? trace_hardirqs_off+0xb8/0x310
[  598.002937] Node 0 
[  598.007087]  ? trace_hardirqs_off+0xb8/0x310
[  598.011497] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  598.013713]  __alloc_pages_slowpath+0x2660/0x2d70
[  598.018097] lowmem_reserve[]:
[  598.044838]  ? warn_alloc+0x120/0x120
[  598.049638]  0
[  598.052747]  ? pvclock_read_flags+0x160/0x160
[  598.056537]  0
[  598.058361]  ? warn_alloc+0x120/0x120
[  598.062833]  3503
[  598.064636]  ? print_usage_bug+0xc0/0xc0
[  598.068415]  3503
[  598.070475]  ? warn_alloc+0x120/0x120
[  598.076588]  ? print_usage_bug+0xc0/0xc0
[  598.080399] Node 0 
[  598.084455]  ? ktime_get+0x2c1/0x400
[  598.084492] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  598.086698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  598.090386] lowmem_reserve[]:
[  598.118751]  ? check_preemption_disabled+0x48/0x280
[  598.124265]  0
[  598.127368]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  598.132365]  0
[  598.134172]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  598.138636]  0 0
[  598.140448]  ? should_fail+0x22d/0xd01
[  598.147943]  ? kasan_check_read+0x11/0x20
[  598.151807] Node 0 DMA: 
[  598.155950]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  598.155968]  ? __lock_acquire+0x62f/0x4c20
[  598.158621] 1*4kB 
[  598.163721]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  598.167938] (U) 
[  598.170089]  ? should_fail+0x22d/0xd01
[  598.175175] 0*8kB 
[  598.177149]  ? print_usage_bug+0xc0/0xc0
[  598.181013] 0*16kB 
[  598.183168]  ? mark_held_locks+0x130/0x130
[  598.187206] 1*32kB 
[  598.189443]  ? mark_held_locks+0x130/0x130
[  598.193654] (U) 
[  598.195889]  ? check_preemption_disabled+0x48/0x280
[  598.200101] 2*64kB 
[  598.202081]  ? zap_class+0x640/0x640
[  598.207076] (U) 
[  598.209315]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  598.213004] 1*128kB 
[  598.214989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  598.219716] (U) 1*256kB 
[  598.222049]  ? check_preemption_disabled+0x48/0x280
[  598.227578] (U) 
[  598.230253]  ? __lock_is_held+0xb5/0x140
[  598.235255] 0*512kB 
[  598.237235]  __alloc_pages_nodemask+0xa80/0xde0
[  598.241269] 1*1024kB 
[  598.243593]  ? zap_class+0x640/0x640
[  598.248240] (U) 
[  598.250650]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  598.254340] 1*2048kB 
[  598.256322]  ? find_held_lock+0x36/0x1c0
[  598.261308] (M) 
[  598.263724]  ? ____cache_alloc_node+0x1c7/0x1e0
[  598.267756] 3*4096kB 
[  598.269730]  ? lock_downgrade+0x900/0x900
[  598.274377] (M) 
[  598.276789]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  598.280913] = 15908kB
[  598.282887]  cache_grow_begin+0xa5/0x8c0
[  598.288404] Node 0 
[  598.290810]  ? do_raw_spin_unlock+0xa7/0x330
[  598.294856] DMA32: 
[  598.297095]  fallback_alloc+0x204/0x2e0
[  598.301479] 5*4kB 
[  598.303718]  ____cache_alloc_node+0x1c7/0x1e0
[  598.307672] (MH) 
[  598.309821]  kmem_cache_alloc_node+0xe3/0x730
[  598.314292] 1*8kB 
[  598.316357]  ? __kmalloc_node_track_caller+0x47/0x70
[  598.320831] (U) 
[  598.322983]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  598.328061] 3*16kB 
[  598.330065]  __alloc_skb+0x119/0x770
[  598.335582] (MH) 
[  598.337819]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  598.341511] 2*32kB 
[  598.343583]  ? netdev_alloc_frag+0x1f0/0x1f0
[  598.348921] (MH) 
[  598.351164]  ? vprintk_default+0x28/0x30
[  598.355567] 4*64kB 
[  598.357629]  ? vprintk_func+0x85/0x181
[  598.361668] (MH) 
[  598.363902]  ? printk+0xa7/0xcf
[  598.367770] 4*128kB 
[  598.369827]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  598.373094] (M) 
[  598.375422]  new_skb+0x26/0x1c0
[  598.380151] 3*256kB 
[  598.382123]  aoecmd_cfg+0x279/0x7f0
[  598.385382] (M) 
[  598.387708]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  598.391311] 4*512kB 
[  598.393284]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  598.397584] (UM) 
[  598.399912]  ? __lock_is_held+0xb5/0x140
[  598.405431] 3*1024kB 
[  598.407515]  discover_timer+0x50/0x60
[  598.411558] (UM) 
[  598.413972]  call_timer_fn+0x272/0x920
[  598.417754] 3*2048kB 
[  598.419818]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  598.423681] (UM) 
[  598.426087]  ? process_timeout+0x40/0x40
[  598.426111]  ? __run_timers+0x7da/0xc70
[  598.430934] 3*4096kB 
[  598.433020]  ? _raw_spin_unlock_irq+0x27/0x80
[  598.437059] (M) 
[  598.441033]  ? _raw_spin_unlock_irq+0x27/0x80
[  598.443424] = 25228kB
[  598.447915]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  598.449871] Node 0 
[  598.454361]  ? lockdep_hardirqs_on+0x296/0x5b0
[  598.456749] Normal: 
[  598.461607]  ? trace_hardirqs_on+0xbd/0x310
[  598.463827] 1142*4kB 
[  598.468408]  ? kasan_check_read+0x11/0x20
[  598.470704] (MEH) 440*8kB 
[  598.475035]  ? __run_timers+0x7da/0xc70
[  598.477423] (UMEH) 
[  598.481584]  ? trace_hardirqs_off_caller+0x310/0x310
[  598.484404] 198*16kB 
[  598.488385]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  598.490594] (UME) 
[  598.495695]  __run_timers+0x7e5/0xc70
[  598.498092] 53*32kB 
[  598.502955]  ? timer_fixup_init+0x70/0x70
[  598.505077] (UMEH) 
[  598.508876]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  598.511173] 6*64kB (UM) 
[  598.515333]  ? zap_class+0x640/0x640
[  598.517567] 1*128kB 
[  598.522588]  ? enqueue_hrtimer+0x1a5/0x560
[  598.525233] (H) 
[  598.528941]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  598.531243] 0*256kB 
[  598.535480]  ? find_held_lock+0x36/0x1c0
[  598.537434] 1*512kB 
[  598.542620]  ? zap_class+0x640/0x640
[  598.544924] (H) 
[  598.548994]  ? pvclock_read_flags+0x160/0x160
[  598.551300] 0*1024kB 
[  598.555012]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  598.556967] 0*2048kB 0*4096kB 
[  598.561474]  ? check_preemption_disabled+0x48/0x280
[  598.563863] = 13976kB
[  598.569412]  ? __lock_is_held+0xb5/0x140
[  598.572596] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  598.577609]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  598.580002] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  598.584055]  ? check_preemption_disabled+0x48/0x280
[  598.592876] 4258 total pagecache pages
[  598.598418]  run_timer_softirq+0x52/0xb0
[  598.606978] 0 pages in swap cache
[  598.611992]  ? rcu_read_lock_sched_held+0x14f/0x180
[  598.615864] Swap cache stats: add 0, delete 0, find 0/0
[  598.619919]  __do_softirq+0x308/0xb7e
[  598.623352] Free swap  = 0kB
[  598.623362] Total swap = 0kB
[  598.628395]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  598.633749] 1965979 pages RAM
[  598.637578]  ? lock_downgrade+0x900/0x900
[  598.640573] 0 pages HighMem/MovableOnly
[  598.640583] 342867 pages reserved
[  598.643615]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  598.648094] 0 pages cma reserved
[  598.651211]  ? pvclock_read_flags+0x160/0x160
[  598.655397] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  598.659320]  ? lapic_next_event+0x5a/0x90
[  598.659339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  598.659358]  ? kvm_clock_read+0x18/0x30
[  598.662942] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  598.667935]  ? kvm_sched_clock_read+0x9/0x20
[  598.671287] syz-fuzzer cpuset=
[  598.675793]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  598.682270] /
[  598.686428]  ? check_preemption_disabled+0x48/0x280
[  598.691948]  mems_allowed=0
[  598.729062]  irq_exit+0x17f/0x1c0
[  598.732528]  smp_apic_timer_interrupt+0x1cb/0x760
[  598.737394]  ? smp_reschedule_interrupt+0x109/0x650
[  598.742431]  ? smp_call_function_single_interrupt+0x650/0x650
[  598.748338]  ? interrupt_entry+0xb5/0xc0
[  598.752404]  ? trace_hardirqs_off_caller+0xbb/0x310
[  598.757428]  ? trace_hardirqs_off_caller+0xbb/0x310
[  598.762457]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  598.767315]  ? trace_hardirqs_on_caller+0x310/0x310
[  598.772344]  ? trace_hardirqs_on_caller+0x310/0x310
[  598.777373]  ? task_prio+0x50/0x50
[  598.780928]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  598.786472]  ? check_preemption_disabled+0x48/0x280
[  598.791504]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  598.796364]  apic_timer_interrupt+0xf/0x20
[  598.800599]  </IRQ>
[  598.802847] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  598.808747] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  598.827663] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  598.835380] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  598.842648] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  598.849920] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  598.857185] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  598.864456] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  598.871768]  ? save_stack+0xa9/0xd0
[  598.875407]  __kmalloc_node_track_caller+0x33/0x70
[  598.880345]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  598.885109]  pskb_expand_head+0x230/0x10f0
[  598.889351]  ? memcpy+0x45/0x50
[  598.892636]  ? __copy_skb_header+0x350/0x6b0
[  598.897053]  ? skb_release_data+0x880/0x880
[  598.901377]  ? __alloc_skb+0x770/0x770
[  598.905278]  ? __lock_is_held+0xb5/0x140
[  598.909351]  ? kasan_check_write+0x14/0x20
[  598.913591]  ? __skb_clone+0x6c7/0xa00
[  598.917528]  ? __copy_skb_header+0x6b0/0x6b0
[  598.921953]  ? kmem_cache_alloc+0x33a/0x730
[  598.926285]  skb_ensure_writable+0x3dd/0x640
[  598.930697]  ? skb_checksum_setup+0xaa0/0xaa0
[  598.935191]  ? check_preemption_disabled+0x48/0x280
[  598.940214]  ? __this_cpu_preempt_check+0x1c/0x20
[  598.945064]  ? __bpf_redirect+0x54b/0xb20
[  598.949218]  ? __switch_to_asm+0x34/0x70
[  598.953294]  bpf_clone_redirect+0x14a/0x490
[  598.957634]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  598.962654]  ? __sched_text_start+0x8/0x8
[  598.966809]  ? retint_kernel+0x2d/0x2d
[  598.970709]  ? find_held_lock+0x36/0x1c0
[  598.974785]  ? lock_acquire+0x1ed/0x520
[  598.978760]  ? bpf_test_run+0x3cb/0x780
[  598.982739]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  598.988276]  ? check_preemption_disabled+0x48/0x280
[  598.993307]  ? kasan_check_read+0x11/0x20
[  598.997466]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  599.002752]  ? rcu_softirq_qs+0x20/0x20
[  599.006734]  ? preempt_schedule+0x4d/0x60
[  599.010889]  ? ___preempt_schedule+0x16/0x18
[  599.015314]  ? bpf_test_run+0x25d/0x780
[  599.019304]  ? netlink_diag_dump+0x2a0/0x2a0
[  599.023723]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  599.029265]  ? bpf_test_init.isra.10+0x70/0x100
[  599.033944]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  599.038713]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  599.043565]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  599.049113]  ? fput+0x130/0x1a0
[  599.052398]  ? __bpf_prog_get+0x9b/0x290
[  599.056464]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  599.061314]  ? bpf_prog_test_run+0x130/0x1a0
[  599.065728]  ? __x64_sys_bpf+0x3d8/0x520
[  599.069790]  ? bpf_prog_get+0x20/0x20
[  599.073622]  ? do_syscall_64+0x1b9/0x820
[  599.077689]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  599.083057]  ? syscall_return_slowpath+0x5e0/0x5e0
[  599.087995]  ? trace_hardirqs_on_caller+0x310/0x310
[  599.093018]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  599.098037]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  599.104748]  ? __switch_to_asm+0x40/0x70
[  599.108813]  ? __switch_to_asm+0x34/0x70
[  599.112880]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  599.117743]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  599.123128] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  599.123195] aoe: skb alloc failure
[  599.129803] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  599.129808] Call Trace:
[  599.129815]  <IRQ>
[  599.129832]  dump_stack+0x244/0x39d
[  599.129850]  ? dump_stack_print_info.cold.1+0x20/0x20
[  599.129878]  warn_alloc.cold.117+0xb7/0x1bd
[  599.133419] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  599.142744]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  599.145310] syz-executor4 cpuset=
[  599.147463]  ? lock_downgrade+0x900/0x900
[  599.151076] syz4
[  599.156272]  ? trace_hardirqs_off+0xb8/0x310
[  599.160581]  mems_allowed=0
[  599.171077]  ? trace_hardirqs_off+0xb8/0x310
[  599.197160]  __alloc_pages_slowpath+0x2660/0x2d70
[  599.202039]  ? warn_alloc+0x120/0x120
[  599.205854]  ? warn_alloc+0x120/0x120
[  599.209660]  ? print_usage_bug+0xc0/0xc0
[  599.213726]  ? warn_alloc+0x120/0x120
[  599.217531]  ? print_usage_bug+0xc0/0xc0
[  599.221608]  ? __lock_acquire+0x62f/0x4c20
[  599.225848]  ? __lock_acquire+0x62f/0x4c20
[  599.230094]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  599.235630]  ? should_fail+0x22d/0xd01
[  599.239520]  ? __lock_acquire+0x62f/0x4c20
[  599.243770]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  599.248880]  ? __lock_acquire+0x62f/0x4c20
[  599.253120]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  599.258223]  ? __lock_acquire+0x62f/0x4c20
[  599.262457]  ? should_fail+0x22d/0xd01
[  599.266359]  ? mark_held_locks+0x130/0x130
[  599.270603]  ? mark_held_locks+0x130/0x130
[  599.274837]  ? zap_class+0x640/0x640
[  599.278560]  ? zap_class+0x640/0x640
[  599.282279]  ? print_usage_bug+0xc0/0xc0
[  599.286341]  ? do_raw_spin_unlock+0xa7/0x330
[  599.290751]  ? zap_class+0x640/0x640
[  599.294465]  ? print_usage_bug+0xc0/0xc0
[  599.298527]  ? print_usage_bug+0xc0/0xc0
[  599.302611]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  599.308151]  ? check_preemption_disabled+0x48/0x280
[  599.313182]  ? __lock_is_held+0xb5/0x140
[  599.317256]  __alloc_pages_nodemask+0xa80/0xde0
[  599.321932]  ? zap_class+0x640/0x640
[  599.325652]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  599.330695]  ? find_held_lock+0x36/0x1c0
[  599.334774]  ? ____cache_alloc_node+0x1c7/0x1e0
[  599.339452]  ? lock_downgrade+0x900/0x900
[  599.343614]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  599.349161]  cache_grow_begin+0xa5/0x8c0
[  599.353225]  ? do_raw_spin_unlock+0xa7/0x330
[  599.357645]  fallback_alloc+0x204/0x2e0
[  599.361631]  ____cache_alloc_node+0x1c7/0x1e0
[  599.366132]  kmem_cache_alloc_node+0xe3/0x730
[  599.370632]  ? ipv6_get_ifaddr+0x42e/0x620
[  599.374878]  __alloc_skb+0x119/0x770
[  599.378598]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  599.383883]  ? netdev_alloc_frag+0x1f0/0x1f0
[  599.388292]  ? lock_downgrade+0x900/0x900
[  599.392454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  599.397996]  ? refcount_sub_and_test_checked+0x203/0x310
[  599.403456]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  599.408913]  ? addrconf_rs_timer+0x690/0x690
[  599.413336]  ndisc_alloc_skb+0x144/0x340
[  599.417405]  ndisc_send_rs+0x331/0x6e0
[  599.421306]  addrconf_rs_timer+0x314/0x690
[  599.425559]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  599.429823]  call_timer_fn+0x272/0x920
[  599.433716]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  599.437961]  ? process_timeout+0x40/0x40
[  599.442040]  ? mark_held_locks+0xc7/0x130
[  599.446207]  ? _raw_spin_unlock_irq+0x27/0x80
[  599.450707]  ? _raw_spin_unlock_irq+0x27/0x80
[  599.455206]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  599.459442]  ? lockdep_hardirqs_on+0x296/0x5b0
[  599.464031]  ? trace_hardirqs_on+0xbd/0x310
[  599.468359]  ? kasan_check_read+0x11/0x20
[  599.472508]  ? __run_timers+0x7da/0xc70
[  599.476495]  ? trace_hardirqs_off_caller+0x310/0x310
[  599.481615]  ? tcp_compressed_ack_kick+0x220/0x220
[  599.486562]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  599.490806]  __run_timers+0x7e5/0xc70
[  599.494626]  ? timer_fixup_init+0x70/0x70
[  599.498781]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  599.503813]  ? zap_class+0x640/0x640
[  599.507537]  ? print_usage_bug+0xc0/0xc0
[  599.511617]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  599.516819]  ? find_held_lock+0x36/0x1c0
[  599.520899]  ? zap_class+0x640/0x640
[  599.524624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  599.530164]  ? check_preemption_disabled+0x48/0x280
[  599.535196]  ? __lock_is_held+0xb5/0x140
[  599.539258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  599.544798]  ? check_preemption_disabled+0x48/0x280
[  599.549822]  run_timer_softirq+0x52/0xb0
[  599.553894]  ? rcu_read_lock_sched_held+0x14f/0x180
[  599.558921]  __do_softirq+0x308/0xb7e
[  599.562731]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  599.567230]  ? lock_downgrade+0x900/0x900
[  599.571386]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  599.576499]  ? pvclock_read_flags+0x160/0x160
[  599.581003]  ? lapic_next_event+0x5a/0x90
[  599.585156]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  599.590707]  ? kvm_clock_read+0x18/0x30
[  599.594696]  ? kvm_sched_clock_read+0x9/0x20
[  599.599112]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  599.605026]  ? check_preemption_disabled+0x48/0x280
[  599.610056]  irq_exit+0x17f/0x1c0
[  599.613519]  smp_apic_timer_interrupt+0x1cb/0x760
[  599.618370]  ? smp_reschedule_interrupt+0x109/0x650
[  599.623405]  ? smp_call_function_single_interrupt+0x650/0x650
[  599.629296]  ? interrupt_entry+0xb5/0xc0
[  599.633360]  ? trace_hardirqs_off_caller+0xbb/0x310
[  599.638392]  ? trace_hardirqs_off_caller+0xbb/0x310
[  599.643414]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  599.648260]  ? trace_hardirqs_on_caller+0x310/0x310
[  599.653277]  ? trace_hardirqs_on_caller+0x310/0x310
[  599.658293]  ? task_prio+0x50/0x50
[  599.661836]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  599.667376]  ? check_preemption_disabled+0x48/0x280
[  599.672402]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  599.677258]  apic_timer_interrupt+0xf/0x20
[  599.681490]  </IRQ>
[  599.683743] RIP: 0010:console_unlock+0xffa/0x1160
[  599.688595] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  599.707497] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  599.715218] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  599.722487] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  599.729758] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  599.737024] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  599.744296] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  599.751595]  ? netconsole_netdev_event+0x280/0x280
[  599.756537]  ? console_unlock+0xff1/0x1160
[  599.760814]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  599.765481]  ? vprintk_emit+0x7f7/0x930
[  599.769466]  ? lock_release+0xa00/0xa00
[  599.773442]  ? trace_hardirqs_off_caller+0x300/0x310
[  599.778567]  ? vprintk_default+0x28/0x30
[  599.782646]  ? trace_hardirqs_off_caller+0x310/0x310
[  599.787765]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  599.793322]  vprintk_emit+0x33d/0x930
[  599.797141]  ? wake_up_klogd+0x180/0x180
[  599.801218]  ? find_held_lock+0x31/0x1c0
[  599.805294]  ? mark_held_locks+0xc7/0x130
[  599.809457]  ? _raw_spin_unlock_irq+0x27/0x80
[  599.813962]  ? _raw_spin_unlock_irq+0x27/0x80
[  599.818478]  vprintk_default+0x28/0x30
[  599.822380]  vprintk_func+0x7e/0x181
[  599.826105]  printk+0xa7/0xcf
[  599.829225]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  599.833993]  ? _raw_spin_unlock_irq+0x60/0x80
[  599.838510]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  599.843813]  dump_header+0x7cc/0xf72
[  599.847551]  ? pagefault_out_of_memory+0x197/0x197
[  599.852499]  ? zap_class+0x640/0x640
[  599.856216]  ? percpu_ref_get_many+0x240/0x240
[  599.860808]  ? print_usage_bug+0xc0/0xc0
[  599.864879]  ? print_usage_bug+0xc0/0xc0
[  599.868954]  ? zap_class+0x640/0x640
[  599.872677]  ? print_usage_bug+0xc0/0xc0
[  599.876758]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  599.882305]  ? find_held_lock+0x36/0x1c0
[  599.886383]  ? mark_held_locks+0xc7/0x130
[  599.890539]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  599.895661]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  599.900773]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  599.905360]  ? trace_hardirqs_on+0xbd/0x310
[  599.909689]  ? kasan_check_read+0x11/0x20
[  599.913842]  ? ___ratelimit+0x3b4/0x672
[  599.917822]  ? trace_hardirqs_off_caller+0x310/0x310
[  599.922936]  ? trace_hardirqs_on+0x310/0x310
[  599.927349]  ? lock_downgrade+0x900/0x900
[  599.931515]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  599.936633]  ? ___ratelimit+0x3b9/0x672
[  599.940615]  ? idr_get_free+0xec0/0xec0
[  599.944597]  ? find_held_lock+0x36/0x1c0
[  599.948677]  oom_kill_process.cold.27+0x10/0x903
[  599.953442]  ? zap_class+0x640/0x640
[  599.957167]  ? check_preemption_disabled+0x48/0x280
[  599.962196]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  599.967137]  ? kasan_check_read+0x11/0x20
[  599.971318]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  599.976601]  ? oom_evaluate_task+0x540/0x540
[  599.981019]  ? find_held_lock+0x36/0x1c0
[  599.985099]  ? out_of_memory+0x974/0x1430
[  599.989266]  ? lock_downgrade+0x900/0x900
[  599.993414]  ? check_preemption_disabled+0x48/0x280
[  599.998440]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  600.003373]  ? kasan_check_read+0x11/0x20
[  600.007527]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  600.012815]  ? rcu_softirq_qs+0x20/0x20
[  600.016803]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  600.022339]  ? oom_evaluate_task+0x302/0x540
[  600.026754]  out_of_memory+0xa84/0x1430
[  600.030747]  ? oom_killer_disable+0x3a0/0x3a0
[  600.035249]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  600.040183]  ? __mutex_add_waiter+0x2a0/0x2a0
[  600.044695]  __alloc_pages_slowpath+0x22d4/0x2d70
[  600.049582]  ? warn_alloc+0x120/0x120
[  600.053390]  ? rcu_softirq_qs+0x20/0x20
[  600.057402]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  600.062942]  ? should_fail+0x22d/0xd01
[  600.066843]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  600.071952]  ? zap_class+0x640/0x640
[  600.075696]  ? __lock_is_held+0xb5/0x140
[  600.079770]  ? mark_held_locks+0x130/0x130
[  600.084015]  ? lock_release+0xa00/0xa00
[  600.087996]  ? perf_trace_sched_process_exec+0x860/0x860
[  600.093459]  ? __might_sleep+0x95/0x190
[  600.097441]  __alloc_pages_nodemask+0xa80/0xde0
[  600.102127]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  600.107145]  ? __page_cache_alloc+0x191/0x5c0
[  600.111653]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  600.116585]  ? kasan_check_read+0x11/0x20
[  600.120739]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  600.126022]  ? zap_class+0x640/0x640
[  600.129747]  ? zap_class+0x640/0x640
[  600.133461]  ? zap_class+0x640/0x640
[  600.137176]  ? __do_page_cache_readahead+0x7ce/0x980
[  600.142287]  ? find_held_lock+0x36/0x1c0
[  600.146355]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  600.151901]  alloc_pages_current+0x173/0x350
[  600.156323]  __page_cache_alloc+0x38c/0x5c0
[  600.160648]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  600.165582]  ? kasan_check_read+0x11/0x20
[  600.169741]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  600.175022]  ? generic_perform_write+0x6a0/0x6a0
[  600.179780]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  600.185324]  ? check_preemption_disabled+0x48/0x280
[  600.190353]  filemap_fault+0x1594/0x25f0
[  600.194430]  ? __lock_page_or_retry+0xa00/0xa00
[  600.199105]  ? mark_held_locks+0x130/0x130
[  600.203348]  ? rcu_softirq_qs+0x20/0x20
[  600.207343]  ? filemap_map_pages+0xe04/0x1990
[  600.211856]  ? __free_object+0x173/0x340
[  600.215926]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  600.220861]  ? trace_hardirqs_off_caller+0x310/0x310
[  600.225971]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  600.230668]  ? debug_object_free+0x32d/0x690
[  600.235085]  ? kasan_check_read+0x11/0x20
[  600.239245]  ? debug_object_destroy+0x2b0/0x2b0
[  600.243919]  ? lock_pi_update_atomic+0x150/0x150
[  600.248679]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  600.254218]  ? __hrtimer_init+0xdb/0x240
[  600.258296]  ? lock_acquire+0x1ed/0x520
[  600.262279]  ? ext4_filemap_fault+0x7a/0xad
[  600.266611]  ? lock_release+0xa00/0xa00
[  600.270590]  ? perf_trace_sched_process_exec+0x860/0x860
[  600.276050]  ? print_usage_bug+0xc0/0xc0
[  600.280124]  ? print_usage_bug+0xc0/0xc0
[  600.284200]  ? down_read+0x8d/0x120
[  600.287827]  ? ext4_filemap_fault+0x7a/0xad
[  600.292153]  ? __down_interruptible+0x700/0x700
[  600.296839]  ext4_filemap_fault+0x82/0xad
[  600.301001]  __do_fault+0x100/0x6b0
[  600.304637]  ? pmd_devmap_trans_unstable+0x220/0x220
[  600.309748]  ? mark_held_locks+0x130/0x130
[  600.313989]  ? mark_held_locks+0x130/0x130
[  600.318228]  ? debug_smp_processor_id+0x1c/0x20
[  600.322901]  ? perf_trace_lock+0x14d/0x7a0
[  600.327152]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  600.332699]  __handle_mm_fault+0x307c/0x5920
[  600.337114]  ? perf_trace_lock+0x7a0/0x7a0
[  600.341360]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  600.346207]  ? lock_is_held_type+0x210/0x210
[  600.350626]  ? ksys_dup3+0x680/0x680
[  600.354339]  ? __switch_to_asm+0x34/0x70
[  600.358418]  ? zap_class+0x640/0x640
[  600.362134]  ? zap_class+0x640/0x640
[  600.365848]  ? __x64_sys_futex+0x53e/0x6a0
[  600.370096]  ? find_held_lock+0x36/0x1c0
[  600.374171]  ? handle_mm_fault+0x42a/0xc70
[  600.378411]  ? lock_downgrade+0x900/0x900
[  600.382566]  ? check_preemption_disabled+0x48/0x280
[  600.387602]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  600.392534]  ? kasan_check_read+0x11/0x20
[  600.396705]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  600.401993]  ? rcu_softirq_qs+0x20/0x20
[  600.405972]  ? trace_hardirqs_off_caller+0x310/0x310
[  600.411085]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  600.416628]  ? check_preemption_disabled+0x48/0x280
[  600.421664]  handle_mm_fault+0x54f/0xc70
[  600.425736]  ? __handle_mm_fault+0x5920/0x5920
[  600.430329]  ? find_vma+0x34/0x190
[  600.433885]  __do_page_fault+0x5e8/0xe60
[  600.437955]  ? trace_hardirqs_off+0xb8/0x310
[  600.442381]  do_page_fault+0xf2/0x7e0
[  600.446187]  ? vmalloc_sync_all+0x30/0x30
[  600.450341]  ? error_entry+0x70/0xd0
[  600.454061]  ? trace_hardirqs_off_caller+0xbb/0x310
[  600.459087]  ? trace_hardirqs_on_caller+0xc0/0x310
[  600.464020]  ? syscall_return_slowpath+0x5e0/0x5e0
[  600.468950]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  600.473825]  ? trace_hardirqs_on_caller+0x310/0x310
[  600.478849]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  600.484411]  ? prepare_exit_to_usermode+0x291/0x3b0
[  600.489434]  ? page_fault+0x8/0x30
[  600.492980]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  600.497835]  ? page_fault+0x8/0x30
[  600.501380]  page_fault+0x1e/0x30
[  600.504837] RIP: 0033:0x40f9c0
[  600.508044] Code: Bad RIP value.
[  600.511411] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  600.516779] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  600.524050] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  600.531327] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  600.538599] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  600.545868] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  600.553174] warn_alloc_show_mem: 1 callbacks suppressed
[  600.553187] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  600.553189] Mem-Info:
[  600.553220] active_anon:55033 inactive_anon:131 isolated_anon:0
[  600.553220]  active_file:10 inactive_file:13 isolated_file:2
[  600.553220]  unevictable:0 dirty:0 writeback:0 unstable:0
[  600.553220]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  600.553220]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  600.553220]  free:13778 free_pcp:355 free_cma:0
[  600.558579] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  600.565514] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  600.567917] Call Trace:
[  600.600886] Node 0 
[  600.610242]  <IRQ>
[  600.637942] 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
[  600.640505]  dump_stack+0x244/0x39d
[  600.642718] lowmem_reserve[]:
[  600.644872]  ? dump_stack_print_info.cold.1+0x20/0x20
[  600.670357]  0 2818
[  600.674016]  warn_alloc.cold.117+0xb7/0x1bd
[  600.677083]  6321 6321
[  600.682287]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  600.688826]  ? lock_downgrade+0x900/0x900
[  600.691300] Node 0 
[  600.696145]  ? trace_hardirqs_off+0xb8/0x310
[  600.700295] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  600.702512]  ? trace_hardirqs_off+0xb8/0x310
[  600.706889] lowmem_reserve[]: 0
[  600.733801]  __alloc_pages_slowpath+0x2660/0x2d70
[  600.738186]  0
[  600.741490]  ? native_queued_spin_lock_slowpath+0x1ec/0x13d0
[  600.746299]  3503
[  600.748092]  ? warn_alloc+0x120/0x120
[  600.753871]  3503
[  600.755937]  ? __lock_acquire+0x62f/0x4c20
[  600.759715] Node 0 
[  600.761780]  ? __lock_acquire+0x62f/0x4c20
[  600.766017] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  600.768228]  ? warn_alloc+0x120/0x120
[  600.772435] lowmem_reserve[]: 0
[  600.800828]  ? print_usage_bug+0xc0/0xc0
[  600.804638]  0
[  600.807918]  ? warn_alloc+0x120/0x120
[  600.811946]  0 0
[  600.813762]  ? print_usage_bug+0xc0/0xc0
[  600.817569] Node 0 DMA: 
[  600.819589]  ? mark_held_locks+0x130/0x130
[  600.823621] 1*4kB 
[  600.826294]  ? mark_held_locks+0x130/0x130
[  600.830504] (U) 
[  600.832656]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  600.836867] 0*8kB 0*16kB 
[  600.838854]  ? should_fail+0x22d/0xd01
[  600.844372] 1*32kB (U) 
[  600.847169]  ? zap_class+0x640/0x640
[  600.851032] 2*64kB (U) 
[  600.853630]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  600.857312] 1*128kB (U) 
[  600.859912]  ? __lock_acquire+0x62f/0x4c20
[  600.864985] 1*256kB (U) 
[  600.867662]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  600.871869] 0*512kB 1*1024kB 
[  600.874557]  ? should_fail+0x22d/0xd01
[  600.879648] (U) 
[  600.882767]  ? mark_held_locks+0x130/0x130
[  600.886625] 1*2048kB 
[  600.888607]  ? mark_held_locks+0x130/0x130
[  600.892817] (M) 
[  600.895233]  ? lock_downgrade+0x900/0x900
[  600.899446] 3*4096kB 
[  600.901424]  ? zap_class+0x640/0x640
[  600.905556] (M) 
[  600.907976]  ? zap_class+0x640/0x640
[  600.911668] = 15908kB
[  600.913647]  ? zap_class+0x640/0x640
[  600.917337] Node 0 
[  600.919743]  ? do_raw_spin_unlock+0xa7/0x330
[  600.919764]  ? trace_hardirqs_on+0x310/0x310
[  600.923468] DMA32: 
[  600.925715]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  600.930104] 5*4kB 
[  600.934518]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  600.936743] (MH) 
[  600.942293]  ? check_preemption_disabled+0x48/0x280
[  600.944422] 1*8kB 
[  600.949972]  ? __lock_is_held+0xb5/0x140
[  600.952010] (U) 
[  600.957037]  __alloc_pages_nodemask+0xa80/0xde0
[  600.959157] 3*16kB (MH) 
[  600.963233]  ? zap_class+0x640/0x640
[  600.965187] 2*32kB (MH) 
[  600.969877]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  600.972524] 4*64kB (MH) 
[  600.976276]  ? find_held_lock+0x36/0x1c0
[  600.978916] 4*128kB 
[  600.983939]  ? ____cache_alloc_node+0x1c7/0x1e0
[  600.986573] (M) 3*256kB 
[  600.990646]  ? lock_downgrade+0x900/0x900
[  600.992940] (M) 4*512kB 
[  600.997628]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  601.000271] (UM) 
[  601.004428]  cache_grow_begin+0xa5/0x8c0
[  601.007076] 3*1024kB 
[  601.012618]  ? do_raw_spin_unlock+0xa7/0x330
[  601.014658] (UM) 3*2048kB 
[  601.018740]  fallback_alloc+0x204/0x2e0
[  601.021123] (UM) 
[  601.025551]  ____cache_alloc_node+0x1c7/0x1e0
[  601.028362] 3*4096kB (M) 
[  601.032356]  kmem_cache_alloc_node+0xe3/0x730
[  601.034390] = 25228kB
[  601.034399] Node 0 
[  601.038897]  ? __kmalloc_node_track_caller+0x47/0x70
[  601.041625] Normal: 1142*4kB 
[  601.046139]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  601.048524] (MEH) 440*8kB 
[  601.050788]  __alloc_skb+0x119/0x770
[  601.055870] (UMEH) 
[  601.058986]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  601.064503] 198*16kB (UME) 
[  601.067374]  ? netdev_alloc_frag+0x1f0/0x1f0
[  601.071063] 53*32kB 
[  601.073305]  ? vprintk_default+0x28/0x30
[  601.078639] (UMEH) 
[  601.081585]  ? vprintk_func+0x85/0x181
[  601.085961] 6*64kB (UM) 
[  601.088294]  ? printk+0xa7/0xcf
[  601.092329] 1*128kB (H) 
[  601.094593]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  601.098459] 0*256kB 1*512kB 
[  601.101156]  new_skb+0x26/0x1c0
[  601.104404] (H) 
[  601.107078]  aoecmd_cfg+0x279/0x7f0
[  601.111821] 0*1024kB 
[  601.114847]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  601.118100] 0*2048kB 
[  601.120079]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  601.123690] 0*4096kB 
[  601.126106]  ? __lock_is_held+0xb5/0x140
[  601.130397] = 13976kB
[  601.132813]  discover_timer+0x50/0x60
[  601.138329] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  601.140732]  call_timer_fn+0x272/0x920
[  601.144777] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  601.147180]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  601.150956] 4258 total pagecache pages
[  601.159796]  ? process_timeout+0x40/0x40
[  601.163667] 0 pages in swap cache
[  601.172241]  ? __run_timers+0x7da/0xc70
[  601.177063] Swap cache stats: add 0, delete 0, find 0/0
[  601.180948]  ? _raw_spin_unlock_irq+0x27/0x80
[  601.184985] Free swap  = 0kB
[  601.188437]  ? _raw_spin_unlock_irq+0x27/0x80
[  601.192390] Total swap = 0kB
[  601.192399] 1965979 pages RAM
[  601.197755]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  601.197773]  ? lockdep_hardirqs_on+0x296/0x5b0
[  601.202248] 0 pages HighMem/MovableOnly
[  601.205264]  ? trace_hardirqs_on+0xbd/0x310
[  601.209747] 342867 pages reserved
[  601.212787]  ? kasan_check_read+0x11/0x20
[  601.215872] 0 pages cma reserved
[  601.220712]  ? __run_timers+0x7da/0xc70
[  601.225328] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  601.229240]  ? trace_hardirqs_off_caller+0x310/0x310
[  601.229277]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  601.233639] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  601.237036]  __run_timers+0x7e5/0xc70
[  601.241163] syz-fuzzer cpuset=
[  601.244549]  ? timer_fixup_init+0x70/0x70
[  601.248493] /
[  601.254985]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  601.260061]  mems_allowed=0
[  601.295848]  ? zap_class+0x640/0x640
[  601.299582]  ? enqueue_hrtimer+0x1a5/0x560
[  601.303823]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  601.309025]  ? find_held_lock+0x36/0x1c0
[  601.313099]  ? zap_class+0x640/0x640
[  601.316817]  ? pvclock_read_flags+0x160/0x160
[  601.321319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  601.326863]  ? check_preemption_disabled+0x48/0x280
[  601.331895]  ? __lock_is_held+0xb5/0x140
[  601.335961]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  601.341505]  ? check_preemption_disabled+0x48/0x280
[  601.346529]  run_timer_softirq+0x52/0xb0
[  601.350605]  ? rcu_read_lock_sched_held+0x14f/0x180
[  601.355633]  __do_softirq+0x308/0xb7e
[  601.359440]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  601.363935]  ? lock_downgrade+0x900/0x900
[  601.368089]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  601.373207]  ? pvclock_read_flags+0x160/0x160
[  601.377716]  ? lapic_next_event+0x5a/0x90
[  601.381868]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  601.387415]  ? kvm_clock_read+0x18/0x30
[  601.391393]  ? kvm_sched_clock_read+0x9/0x20
[  601.395807]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  601.401346]  ? check_preemption_disabled+0x48/0x280
[  601.406375]  irq_exit+0x17f/0x1c0
[  601.409836]  smp_apic_timer_interrupt+0x1cb/0x760
[  601.414676]  ? smp_reschedule_interrupt+0x109/0x650
[  601.419698]  ? smp_call_function_single_interrupt+0x650/0x650
[  601.425589]  ? interrupt_entry+0xb5/0xc0
[  601.429659]  ? trace_hardirqs_off_caller+0xbb/0x310
[  601.434673]  ? trace_hardirqs_off_caller+0xbb/0x310
[  601.439692]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  601.444535]  ? trace_hardirqs_on_caller+0x310/0x310
[  601.449582]  ? trace_hardirqs_on_caller+0x310/0x310
[  601.454601]  ? task_prio+0x50/0x50
[  601.458144]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  601.463683]  ? check_preemption_disabled+0x48/0x280
[  601.468708]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  601.473582]  apic_timer_interrupt+0xf/0x20
[  601.477814]  </IRQ>
[  601.480056] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  601.485945] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  601.504851] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  601.512579] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  601.519854] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  601.527127] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  601.534395] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  601.541664] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  601.548975]  ? save_stack+0xa9/0xd0
[  601.552617]  __kmalloc_node_track_caller+0x33/0x70
[  601.557565]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  601.562346]  pskb_expand_head+0x230/0x10f0
[  601.566597]  ? memcpy+0x45/0x50
[  601.569882]  ? __copy_skb_header+0x350/0x6b0
[  601.574293]  ? skb_release_data+0x880/0x880
[  601.578618]  ? __alloc_skb+0x770/0x770
[  601.582518]  ? __lock_is_held+0xb5/0x140
[  601.586600]  ? kasan_check_write+0x14/0x20
[  601.590840]  ? __skb_clone+0x6c7/0xa00
[  601.594737]  ? __copy_skb_header+0x6b0/0x6b0
[  601.599152]  ? kmem_cache_alloc+0x33a/0x730
[  601.603957]  skb_ensure_writable+0x3dd/0x640
[  601.608373]  ? skb_checksum_setup+0xaa0/0xaa0
[  601.612868]  ? check_preemption_disabled+0x48/0x280
[  601.617894]  ? __this_cpu_preempt_check+0x1c/0x20
[  601.622738]  ? __bpf_redirect+0x54b/0xb20
[  601.626888]  ? __switch_to_asm+0x34/0x70
[  601.630964]  bpf_clone_redirect+0x14a/0x490
[  601.635303]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  601.640324]  ? __sched_text_start+0x8/0x8
[  601.644475]  ? retint_kernel+0x2d/0x2d
[  601.648377]  ? find_held_lock+0x36/0x1c0
[  601.652450]  ? lock_acquire+0x1ed/0x520
[  601.656427]  ? bpf_test_run+0x3cb/0x780
[  601.660409]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  601.665948]  ? check_preemption_disabled+0x48/0x280
[  601.670973]  ? kasan_check_read+0x11/0x20
[  601.675130]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  601.680411]  ? rcu_softirq_qs+0x20/0x20
[  601.684394]  ? preempt_schedule+0x4d/0x60
[  601.688553]  ? ___preempt_schedule+0x16/0x18
[  601.692981]  ? bpf_test_run+0x25d/0x780
[  601.696973]  ? netlink_diag_dump+0x2a0/0x2a0
[  601.701385]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  601.706922]  ? bpf_test_init.isra.10+0x70/0x100
[  601.711610]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  601.716387]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  601.721230]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  601.726768]  ? fput+0x130/0x1a0
[  601.730048]  ? __bpf_prog_get+0x9b/0x290
[  601.734115]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  601.738960]  ? bpf_prog_test_run+0x130/0x1a0
[  601.743375]  ? __x64_sys_bpf+0x3d8/0x520
[  601.747436]  ? bpf_prog_get+0x20/0x20
[  601.751260]  ? do_syscall_64+0x1b9/0x820
[  601.755324]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  601.760697]  ? syscall_return_slowpath+0x5e0/0x5e0
[  601.765630]  ? trace_hardirqs_on_caller+0x310/0x310
[  601.770648]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  601.775676]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  601.782348]  ? __switch_to_asm+0x40/0x70
[  601.786410]  ? __switch_to_asm+0x34/0x70
[  601.790484]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  601.795343]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  601.800731] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  601.800817] aoe: skb alloc failure
[  601.807404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  601.807409] Call Trace:
[  601.807416]  <IRQ>
[  601.807433]  dump_stack+0x244/0x39d
[  601.807451]  ? dump_stack_print_info.cold.1+0x20/0x20
[  601.807479]  warn_alloc.cold.117+0xb7/0x1bd
[  601.811025] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  601.820364]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  601.822926] syz-executor4 cpuset=
[  601.825089]  ? lock_downgrade+0x900/0x900
[  601.828689] syz4
[  601.833884]  ? trace_hardirqs_off+0xb8/0x310
[  601.838192]  mems_allowed=0
[  601.848676]  ? trace_hardirqs_off+0xb8/0x310
[  601.874770]  __alloc_pages_slowpath+0x2660/0x2d70
[  601.879650]  ? warn_alloc+0x120/0x120
[  601.883461]  ? warn_alloc+0x120/0x120
[  601.887271]  ? print_usage_bug+0xc0/0xc0
[  601.891335]  ? warn_alloc+0x120/0x120
[  601.895141]  ? print_usage_bug+0xc0/0xc0
[  601.899208]  ? __lock_acquire+0x62f/0x4c20
[  601.903449]  ? __lock_acquire+0x62f/0x4c20
[  601.907691]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  601.913233]  ? should_fail+0x22d/0xd01
[  601.917135]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  601.922241]  ? __lock_acquire+0x62f/0x4c20
[  601.926480]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  601.931586]  ? __lock_acquire+0x62f/0x4c20
[  601.935824]  ? should_fail+0x22d/0xd01
[  601.939714]  ? find_held_lock+0x36/0x1c0
[  601.943787]  ? mark_held_locks+0x130/0x130
[  601.948028]  ? mark_held_locks+0x130/0x130
[  601.952264]  ? zap_class+0x640/0x640
[  601.955979]  ? zap_class+0x640/0x640
[  601.959699]  ? print_usage_bug+0xc0/0xc0
[  601.963763]  ? do_raw_spin_unlock+0xa7/0x330
[  601.968174]  ? zap_class+0x640/0x640
[  601.971893]  ? print_usage_bug+0xc0/0xc0
[  601.975959]  ? wq_watchdog_touch+0x9c/0xfe
[  601.980202]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  601.985739]  ? check_preemption_disabled+0x48/0x280
[  601.990777]  ? __lock_is_held+0xb5/0x140
[  601.994848]  __alloc_pages_nodemask+0xa80/0xde0
[  601.999519]  ? zap_class+0x640/0x640
[  602.003249]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  602.008281]  ? find_held_lock+0x36/0x1c0
[  602.012354]  ? ____cache_alloc_node+0x1c7/0x1e0
[  602.017031]  ? lock_downgrade+0x900/0x900
[  602.021276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  602.026821]  cache_grow_begin+0xa5/0x8c0
[  602.030886]  ? do_raw_spin_unlock+0xa7/0x330
[  602.035310]  fallback_alloc+0x204/0x2e0
[  602.039292]  ____cache_alloc_node+0x1c7/0x1e0
[  602.043801]  kmem_cache_alloc_node+0xe3/0x730
[  602.048301]  ? ipv6_get_ifaddr+0x42e/0x620
[  602.052563]  __alloc_skb+0x119/0x770
[  602.056283]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  602.061581]  ? netdev_alloc_frag+0x1f0/0x1f0
[  602.066013]  ? lock_downgrade+0x900/0x900
[  602.070190]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  602.075757]  ? refcount_sub_and_test_checked+0x203/0x310
[  602.081235]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  602.086708]  ? addrconf_rs_timer+0x690/0x690
[  602.091150]  ndisc_alloc_skb+0x144/0x340
[  602.095236]  ndisc_send_rs+0x331/0x6e0
[  602.099157]  addrconf_rs_timer+0x314/0x690
[  602.103416]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  602.107682]  call_timer_fn+0x272/0x920
[  602.111587]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  602.115847]  ? process_timeout+0x40/0x40
[  602.119935]  ? mark_held_locks+0xc7/0x130
[  602.124101]  ? _raw_spin_unlock_irq+0x27/0x80
[  602.128607]  ? _raw_spin_unlock_irq+0x27/0x80
[  602.133110]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  602.137355]  ? lockdep_hardirqs_on+0x296/0x5b0
[  602.141951]  ? trace_hardirqs_on+0xbd/0x310
[  602.146279]  ? kasan_check_read+0x11/0x20
[  602.150434]  ? __run_timers+0x7da/0xc70
[  602.154421]  ? trace_hardirqs_off_caller+0x310/0x310
[  602.159574]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  602.163824]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  602.168076]  __run_timers+0x7e5/0xc70
[  602.171900]  ? timer_fixup_init+0x70/0x70
[  602.176062]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  602.181101]  ? zap_class+0x640/0x640
[  602.184834]  ? print_usage_bug+0xc0/0xc0
[  602.188903]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  602.194113]  ? find_held_lock+0x36/0x1c0
[  602.198191]  ? zap_class+0x640/0x640
[  602.201921]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  602.207469]  ? check_preemption_disabled+0x48/0x280
[  602.212512]  ? __lock_is_held+0xb5/0x140
[  602.216596]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  602.222159]  ? check_preemption_disabled+0x48/0x280
[  602.227197]  run_timer_softirq+0x52/0xb0
[  602.231272]  ? rcu_read_lock_sched_held+0x14f/0x180
[  602.236303]  __do_softirq+0x308/0xb7e
[  602.240127]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  602.244643]  ? lock_downgrade+0x900/0x900
[  602.248812]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  602.253945]  ? pvclock_read_flags+0x160/0x160
[  602.258454]  ? lapic_next_event+0x5a/0x90
[  602.262615]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  602.268167]  ? kvm_clock_read+0x18/0x30
[  602.272146]  ? kvm_sched_clock_read+0x9/0x20
[  602.276573]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  602.282117]  ? check_preemption_disabled+0x48/0x280
[  602.287149]  irq_exit+0x17f/0x1c0
[  602.290606]  smp_apic_timer_interrupt+0x1cb/0x760
[  602.295450]  ? smp_reschedule_interrupt+0x109/0x650
[  602.300472]  ? smp_call_function_single_interrupt+0x650/0x650
[  602.306365]  ? interrupt_entry+0xb5/0xc0
[  602.310434]  ? trace_hardirqs_off_caller+0xbb/0x310
[  602.315452]  ? trace_hardirqs_off_caller+0xbb/0x310
[  602.320474]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  602.325327]  ? trace_hardirqs_on_caller+0x310/0x310
[  602.330350]  ? trace_hardirqs_on_caller+0x310/0x310
[  602.335368]  ? task_prio+0x50/0x50
[  602.338912]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  602.344454]  ? check_preemption_disabled+0x48/0x280
[  602.349484]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  602.354343]  apic_timer_interrupt+0xf/0x20
[  602.358575]  </IRQ>
[  602.360819] RIP: 0010:console_unlock+0xffa/0x1160
[  602.365667] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  602.384580] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  602.392296] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  602.399569] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  602.406847] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  602.414118] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  602.421390] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  602.428684]  ? netconsole_netdev_event+0x280/0x280
[  602.433640]  ? console_unlock+0xff1/0x1160
[  602.437904]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  602.442579]  ? vprintk_emit+0x7f7/0x930
[  602.446572]  ? lock_release+0xa00/0xa00
[  602.450557]  ? trace_hardirqs_off_caller+0x300/0x310
[  602.455667]  ? vprintk_default+0x28/0x30
[  602.459735]  ? trace_hardirqs_off_caller+0x310/0x310
[  602.464845]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  602.470401]  vprintk_emit+0x33d/0x930
[  602.474213]  ? wake_up_klogd+0x180/0x180
[  602.478305]  ? find_held_lock+0x31/0x1c0
[  602.482378]  ? mark_held_locks+0xc7/0x130
[  602.486536]  ? _raw_spin_unlock_irq+0x27/0x80
[  602.491044]  ? _raw_spin_unlock_irq+0x27/0x80
[  602.495557]  vprintk_default+0x28/0x30
[  602.499452]  vprintk_func+0x7e/0x181
[  602.503168]  printk+0xa7/0xcf
[  602.506277]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  602.511039]  ? _raw_spin_unlock_irq+0x60/0x80
[  602.515565]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  602.520860]  dump_header+0x7cc/0xf72
[  602.524593]  ? pagefault_out_of_memory+0x197/0x197
[  602.529552]  ? zap_class+0x640/0x640
[  602.533276]  ? percpu_ref_get_many+0x240/0x240
[  602.537863]  ? print_usage_bug+0xc0/0xc0
[  602.541933]  ? print_usage_bug+0xc0/0xc0
[  602.546001]  ? zap_class+0x640/0x640
[  602.549719]  ? print_usage_bug+0xc0/0xc0
[  602.553790]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  602.559336]  ? find_held_lock+0x36/0x1c0
[  602.563410]  ? mark_held_locks+0xc7/0x130
[  602.567570]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  602.572680]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  602.577814]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  602.582401]  ? trace_hardirqs_on+0xbd/0x310
[  602.586726]  ? kasan_check_read+0x11/0x20
[  602.590875]  ? ___ratelimit+0x3b4/0x672
[  602.594853]  ? trace_hardirqs_off_caller+0x310/0x310
[  602.599958]  ? trace_hardirqs_on+0x310/0x310
[  602.604371]  ? lock_downgrade+0x900/0x900
[  602.608531]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  602.613650]  ? ___ratelimit+0x3b9/0x672
[  602.617633]  ? idr_get_free+0xec0/0xec0
[  602.621609]  ? find_held_lock+0x36/0x1c0
[  602.625686]  oom_kill_process.cold.27+0x10/0x903
[  602.630444]  ? zap_class+0x640/0x640
[  602.634164]  ? check_preemption_disabled+0x48/0x280
[  602.639192]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  602.644129]  ? kasan_check_read+0x11/0x20
[  602.648279]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  602.653570]  ? oom_evaluate_task+0x540/0x540
[  602.657993]  ? find_held_lock+0x36/0x1c0
[  602.662072]  ? out_of_memory+0x974/0x1430
[  602.666237]  ? lock_downgrade+0x900/0x900
[  602.670390]  ? check_preemption_disabled+0x48/0x280
[  602.675414]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  602.680345]  ? kasan_check_read+0x11/0x20
[  602.684497]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  602.689778]  ? rcu_softirq_qs+0x20/0x20
[  602.693761]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  602.699303]  ? oom_evaluate_task+0x302/0x540
[  602.703723]  out_of_memory+0xa84/0x1430
[  602.708135]  ? oom_killer_disable+0x3a0/0x3a0
[  602.712638]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  602.718083]  ? __mutex_add_waiter+0x2a0/0x2a0
[  602.722603]  __alloc_pages_slowpath+0x22d4/0x2d70
[  602.727482]  ? warn_alloc+0x120/0x120
[  602.731285]  ? rcu_softirq_qs+0x20/0x20
[  602.735295]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  602.740843]  ? should_fail+0x22d/0xd01
[  602.744739]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  602.749855]  ? zap_class+0x640/0x640
[  602.753606]  ? __lock_is_held+0xb5/0x140
[  602.757683]  ? mark_held_locks+0x130/0x130
[  602.761925]  ? lock_release+0xa00/0xa00
[  602.765901]  ? perf_trace_sched_process_exec+0x860/0x860
[  602.771368]  ? __might_sleep+0x95/0x190
[  602.775355]  __alloc_pages_nodemask+0xa80/0xde0
[  602.780047]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  602.785076]  ? __page_cache_alloc+0x191/0x5c0
[  602.789584]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  602.794517]  ? kasan_check_read+0x11/0x20
[  602.798684]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  602.803974]  ? zap_class+0x640/0x640
[  602.807707]  ? zap_class+0x640/0x640
[  602.811455]  ? zap_class+0x640/0x640
[  602.815171]  ? __do_page_cache_readahead+0x7ce/0x980
[  602.820286]  ? find_held_lock+0x36/0x1c0
[  602.824359]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  602.829911]  alloc_pages_current+0x173/0x350
[  602.834332]  __page_cache_alloc+0x38c/0x5c0
[  602.838663]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  602.843602]  ? kasan_check_read+0x11/0x20
[  602.847758]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  602.853043]  ? generic_perform_write+0x6a0/0x6a0
[  602.857808]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  602.863353]  ? check_preemption_disabled+0x48/0x280
[  602.868403]  filemap_fault+0x1594/0x25f0
[  602.872491]  ? __lock_page_or_retry+0xa00/0xa00
[  602.877171]  ? mark_held_locks+0x130/0x130
[  602.881412]  ? rcu_softirq_qs+0x20/0x20
[  602.885405]  ? filemap_map_pages+0xe04/0x1990
[  602.889919]  ? __free_object+0x173/0x340
[  602.893988]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  602.898923]  ? trace_hardirqs_off_caller+0x310/0x310
[  602.904031]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  602.908725]  ? debug_object_free+0x32d/0x690
[  602.913140]  ? kasan_check_read+0x11/0x20
[  602.917292]  ? debug_object_destroy+0x2b0/0x2b0
[  602.921965]  ? lock_pi_update_atomic+0x150/0x150
[  602.926724]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  602.932262]  ? __hrtimer_init+0xdb/0x240
[  602.936343]  ? lock_acquire+0x1ed/0x520
[  602.940319]  ? ext4_filemap_fault+0x7a/0xad
[  602.944650]  ? lock_release+0xa00/0xa00
[  602.948631]  ? perf_trace_sched_process_exec+0x860/0x860
[  602.954095]  ? print_usage_bug+0xc0/0xc0
[  602.958161]  ? print_usage_bug+0xc0/0xc0
[  602.962237]  ? down_read+0x8d/0x120
[  602.965866]  ? ext4_filemap_fault+0x7a/0xad
[  602.970197]  ? __down_interruptible+0x700/0x700
[  602.974880]  ext4_filemap_fault+0x82/0xad
[  602.979032]  __do_fault+0x100/0x6b0
[  602.982672]  ? pmd_devmap_trans_unstable+0x220/0x220
[  602.987782]  ? mark_held_locks+0x130/0x130
[  602.992021]  ? mark_held_locks+0x130/0x130
[  602.996264]  ? debug_smp_processor_id+0x1c/0x20
[  603.000936]  ? perf_trace_lock+0x14d/0x7a0
[  603.005186]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  603.010731]  __handle_mm_fault+0x307c/0x5920
[  603.015144]  ? perf_trace_lock+0x7a0/0x7a0
[  603.019391]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  603.024238]  ? lock_is_held_type+0x210/0x210
[  603.028661]  ? ksys_dup3+0x680/0x680
[  603.032377]  ? __switch_to_asm+0x34/0x70
[  603.036461]  ? zap_class+0x640/0x640
[  603.040177]  ? zap_class+0x640/0x640
[  603.043892]  ? __x64_sys_futex+0x53e/0x6a0
[  603.048133]  ? find_held_lock+0x36/0x1c0
[  603.052207]  ? handle_mm_fault+0x42a/0xc70
[  603.056444]  ? lock_downgrade+0x900/0x900
[  603.060598]  ? check_preemption_disabled+0x48/0x280
[  603.065629]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  603.070569]  ? kasan_check_read+0x11/0x20
[  603.074726]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  603.080012]  ? rcu_softirq_qs+0x20/0x20
[  603.084080]  ? trace_hardirqs_off_caller+0x310/0x310
[  603.089189]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  603.094730]  ? check_preemption_disabled+0x48/0x280
[  603.099764]  handle_mm_fault+0x54f/0xc70
[  603.103839]  ? __handle_mm_fault+0x5920/0x5920
[  603.108428]  ? find_vma+0x34/0x190
[  603.111980]  __do_page_fault+0x5e8/0xe60
[  603.116045]  ? trace_hardirqs_off+0xb8/0x310
[  603.120473]  do_page_fault+0xf2/0x7e0
[  603.124279]  ? vmalloc_sync_all+0x30/0x30
[  603.128436]  ? error_entry+0x70/0xd0
[  603.132160]  ? trace_hardirqs_off_caller+0xbb/0x310
[  603.137187]  ? trace_hardirqs_on_caller+0xc0/0x310
[  603.142124]  ? syscall_return_slowpath+0x5e0/0x5e0
[  603.147058]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  603.151916]  ? trace_hardirqs_on_caller+0x310/0x310
[  603.156936]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  603.162401]  ? prepare_exit_to_usermode+0x291/0x3b0
[  603.167427]  ? page_fault+0x8/0x30
[  603.170976]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  603.175830]  ? page_fault+0x8/0x30
[  603.179375]  page_fault+0x1e/0x30
[  603.182833] RIP: 0033:0x40f9c0
[  603.186040] Code: Bad RIP value.
[  603.189407] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  603.194775] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  603.202058] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  603.209351] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  603.216643] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  603.223923] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  603.231242] warn_alloc_show_mem: 1 callbacks suppressed
[  603.231255] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  603.231257] Mem-Info:
[  603.231287] active_anon:55033 inactive_anon:131 isolated_anon:0
[  603.231287]  active_file:10 inactive_file:13 isolated_file:2
[  603.231287]  unevictable:0 dirty:0 writeback:0 unstable:0
[  603.231287]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  603.231287]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  603.231287]  free:13778 free_pcp:355 free_cma:0
[  603.236651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  603.243608] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  603.246019] Call Trace:
[  603.278986] Node 0 
[  603.288354]  <IRQ>
[  603.316081] 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
[  603.318637]  dump_stack+0x244/0x39d
[  603.320844] lowmem_reserve[]: 0
[  603.323010]  ? dump_stack_print_info.cold.1+0x20/0x20
[  603.348496]  2818 6321
[  603.352173]  warn_alloc.cold.117+0xb7/0x1bd
[  603.355410]  6321
[  603.360613]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  603.363092] Node 0 
[  603.367411]  ? lock_downgrade+0x900/0x900
[  603.369477] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  603.374297]  ? trace_hardirqs_off+0xb8/0x310
[  603.376501] lowmem_reserve[]: 0
[  603.380663]  ? trace_hardirqs_off+0xb8/0x310
[  603.407367]  0
[  603.411793]  __alloc_pages_slowpath+0x2660/0x2d70
[  603.415037]  3503 3503
[  603.419475]  ? native_queued_spin_lock_slowpath+0x1ec/0x13d0
[  603.426080]  ? warn_alloc+0x120/0x120
[  603.428576] Node 0 
[  603.434369]  ? __lock_acquire+0x62f/0x4c20
[  603.438176] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  603.440386]  ? __lock_acquire+0x62f/0x4c20
[  603.444598] lowmem_reserve[]:
[  603.472972]  ? warn_alloc+0x120/0x120
[  603.477189]  0
[  603.480296]  ? print_usage_bug+0xc0/0xc0
[  603.484074]  0
[  603.485872]  ? warn_alloc+0x120/0x120
[  603.489908]  0
[  603.491713]  ? print_usage_bug+0xc0/0xc0
[  603.495489]  0
[  603.497293]  ? mark_held_locks+0x130/0x130
[  603.501338] Node 0 
[  603.503148]  ? mark_held_locks+0x130/0x130
[  603.507354] DMA: 1*4kB 
[  603.509607]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  603.513815] (U) 
[  603.516398]  ? should_fail+0x22d/0xd01
[  603.521918] 0*8kB 
[  603.523891]  ? zap_class+0x640/0x640
[  603.527760] 0*16kB 
[  603.529904]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  603.533598] 1*32kB 
[  603.535832]  ? __lock_acquire+0x62f/0x4c20
[  603.540910] (U) 
[  603.543145]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  603.547363] 2*64kB 
[  603.549336]  ? should_fail+0x22d/0xd01
[  603.554421] (U) 
[  603.556661]  ? mark_held_locks+0x130/0x130
[  603.560521] 1*128kB 
[  603.562503]  ? mark_held_locks+0x130/0x130
[  603.566736] (U) 
[  603.569061]  ? lock_downgrade+0x900/0x900
[  603.573278] 1*256kB 
[  603.575254]  ? zap_class+0x640/0x640
[  603.579380] (U) 
[  603.581701]  ? zap_class+0x640/0x640
[  603.585398] 0*512kB 
[  603.587373]  ? zap_class+0x640/0x640
[  603.591073] 1*1024kB 
[  603.593387]  ? do_raw_spin_unlock+0xa7/0x330
[  603.597084] (U) 
[  603.599496]  ? trace_hardirqs_on+0x310/0x310
[  603.604141] 1*2048kB (M) 
[  603.606132]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  603.610517] 3*4096kB 
[  603.613283]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  603.618796] (M) 
[  603.621209]  ? check_preemption_disabled+0x48/0x280
[  603.626726] = 15908kB
[  603.628708]  ? __lock_is_held+0xb5/0x140
[  603.633699] Node 0 
[  603.636111]  __alloc_pages_nodemask+0xa80/0xde0
[  603.640138] DMA32: 5*4kB 
[  603.642383]  ? zap_class+0x640/0x640
[  603.647034] (MH) 
[  603.649794]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  603.653488] 1*8kB 
[  603.655572]  ? find_held_lock+0x36/0x1c0
[  603.660561] (U) 
[  603.662722]  ? ____cache_alloc_node+0x1c7/0x1e0
[  603.666753] 3*16kB (MH) 
[  603.668741]  ? lock_downgrade+0x900/0x900
[  603.673382] 2*32kB (MH) 
[  603.676066]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  603.680189] 4*64kB (MH) 
[  603.682875]  cache_grow_begin+0xa5/0x8c0
[  603.688387] 4*128kB 
[  603.691054]  ? do_raw_spin_unlock+0xa7/0x330
[  603.695100] (M) 
[  603.697430]  fallback_alloc+0x204/0x2e0
[  603.701813] 3*256kB (M) 
[  603.703806]  ____cache_alloc_node+0x1c7/0x1e0
[  603.708097] 4*512kB (UM) 
[  603.710787]  kmem_cache_alloc_node+0xe3/0x730
[  603.715250] 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25228kB
[  603.715270] Node 0 Normal: 1142*4kB (MEH) 440*8kB (UMEH) 198*16kB (UME) 53*32kB (UMEH) 6*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13976kB
[  603.715332] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  603.715338] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  603.715341] 4258 total pagecache pages
[  603.715352] 0 pages in swap cache
[  603.715357] Swap cache stats: add 0, delete 0, find 0/0
[  603.715360] Free swap  = 0kB
[  603.715362] Total swap = 0kB
[  603.715366] 1965979 pages RAM
[  603.715369] 0 pages HighMem/MovableOnly
[  603.715372] 342867 pages reserved
[  603.715374] 0 pages cma reserved
[  603.715423] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  603.715472] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  603.715476] syz-fuzzer cpuset=/ mems_allowed=0
[  603.815140]  ? __kmalloc_node_track_caller+0x47/0x70
[  603.820271]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  603.825841]  __alloc_skb+0x119/0x770
[  603.829593]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  603.834976]  ? netdev_alloc_frag+0x1f0/0x1f0
[  603.839400]  ? vprintk_default+0x28/0x30
[  603.843469]  ? vprintk_func+0x85/0x181
[  603.847367]  ? printk+0xa7/0xcf
[  603.850649]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  603.855423]  new_skb+0x26/0x1c0
[  603.858717]  aoecmd_cfg+0x279/0x7f0
[  603.862357]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  603.866693]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  603.872250]  ? __lock_is_held+0xb5/0x140
[  603.876329]  discover_timer+0x50/0x60
[  603.880143]  call_timer_fn+0x272/0x920
[  603.884038]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  603.888905]  ? process_timeout+0x40/0x40
[  603.892982]  ? __run_timers+0x7da/0xc70
[  603.896972]  ? _raw_spin_unlock_irq+0x27/0x80
[  603.901473]  ? _raw_spin_unlock_irq+0x27/0x80
[  603.905975]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  603.910827]  ? lockdep_hardirqs_on+0x296/0x5b0
[  603.915420]  ? trace_hardirqs_on+0xbd/0x310
[  603.919746]  ? kasan_check_read+0x11/0x20
[  603.923902]  ? __run_timers+0x7da/0xc70
[  603.927880]  ? trace_hardirqs_off_caller+0x310/0x310
[  603.933004]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  603.937855]  __run_timers+0x7e5/0xc70
[  603.941674]  ? timer_fixup_init+0x70/0x70
[  603.945827]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  603.950857]  ? zap_class+0x640/0x640
[  603.954589]  ? enqueue_hrtimer+0x1a5/0x560
[  603.958842]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  603.964067]  ? find_held_lock+0x36/0x1c0
[  603.968152]  ? zap_class+0x640/0x640
[  603.971878]  ? pvclock_read_flags+0x160/0x160
[  603.976383]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  603.981932]  ? check_preemption_disabled+0x48/0x280
[  603.986977]  ? __lock_is_held+0xb5/0x140
[  603.991056]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  603.996616]  ? check_preemption_disabled+0x48/0x280
[  604.001651]  run_timer_softirq+0x52/0xb0
[  604.005721]  ? rcu_read_lock_sched_held+0x14f/0x180
[  604.010766]  __do_softirq+0x308/0xb7e
[  604.014606]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  604.019113]  ? lock_downgrade+0x900/0x900
[  604.023277]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  604.028409]  ? pvclock_read_flags+0x160/0x160
[  604.032926]  ? lapic_next_event+0x5a/0x90
[  604.037090]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  604.042642]  ? kvm_clock_read+0x18/0x30
[  604.046628]  ? kvm_sched_clock_read+0x9/0x20
[  604.051051]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  604.056609]  ? check_preemption_disabled+0x48/0x280
[  604.061656]  irq_exit+0x17f/0x1c0
[  604.065124]  smp_apic_timer_interrupt+0x1cb/0x760
[  604.069978]  ? smp_reschedule_interrupt+0x109/0x650
[  604.075015]  ? smp_call_function_single_interrupt+0x650/0x650
[  604.080925]  ? interrupt_entry+0xb5/0xc0
[  604.085000]  ? trace_hardirqs_off_caller+0xbb/0x310
[  604.090031]  ? trace_hardirqs_off_caller+0xbb/0x310
[  604.095066]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  604.099923]  ? trace_hardirqs_on_caller+0x310/0x310
[  604.104952]  ? trace_hardirqs_on_caller+0x310/0x310
[  604.109979]  ? task_prio+0x50/0x50
[  604.113530]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  604.119113]  ? check_preemption_disabled+0x48/0x280
[  604.124152]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  604.129023]  apic_timer_interrupt+0xf/0x20
[  604.133261]  </IRQ>
[  604.135509] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  604.141417] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  604.160612] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  604.168358] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  604.175647] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  604.182928] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  604.190232] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  604.197514] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  604.204841]  ? save_stack+0xa9/0xd0
[  604.208488]  __kmalloc_node_track_caller+0x33/0x70
[  604.213426]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  604.218197]  pskb_expand_head+0x230/0x10f0
[  604.222447]  ? memcpy+0x45/0x50
[  604.225734]  ? __copy_skb_header+0x350/0x6b0
[  604.230144]  ? skb_release_data+0x880/0x880
[  604.234466]  ? __alloc_skb+0x770/0x770
[  604.238368]  ? __lock_is_held+0xb5/0x140
[  604.242445]  ? kasan_check_write+0x14/0x20
[  604.246683]  ? __skb_clone+0x6c7/0xa00
[  604.250582]  ? __copy_skb_header+0x6b0/0x6b0
[  604.254998]  ? kmem_cache_alloc+0x33a/0x730
[  604.259344]  skb_ensure_writable+0x3dd/0x640
[  604.263762]  ? skb_checksum_setup+0xaa0/0xaa0
[  604.268261]  ? check_preemption_disabled+0x48/0x280
[  604.273289]  ? __this_cpu_preempt_check+0x1c/0x20
[  604.278139]  ? __bpf_redirect+0x54b/0xb20
[  604.282300]  ? __switch_to_asm+0x34/0x70
[  604.286381]  bpf_clone_redirect+0x14a/0x490
[  604.290727]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  604.295757]  ? __sched_text_start+0x8/0x8
[  604.299911]  ? retint_kernel+0x2d/0x2d
[  604.303815]  ? find_held_lock+0x36/0x1c0
[  604.307887]  ? lock_acquire+0x1ed/0x520
[  604.311862]  ? bpf_test_run+0x3cb/0x780
[  604.315838]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  604.321380]  ? check_preemption_disabled+0x48/0x280
[  604.326410]  ? kasan_check_read+0x11/0x20
[  604.330580]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  604.335867]  ? rcu_softirq_qs+0x20/0x20
[  604.339854]  ? preempt_schedule+0x4d/0x60
[  604.344009]  ? ___preempt_schedule+0x16/0x18
[  604.348431]  ? bpf_test_run+0x25d/0x780
[  604.352428]  ? netlink_diag_dump+0x2a0/0x2a0
[  604.356863]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  604.362434]  ? bpf_test_init.isra.10+0x70/0x100
[  604.367125]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  604.371909]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  604.376797]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  604.382371]  ? fput+0x130/0x1a0
[  604.385671]  ? __bpf_prog_get+0x9b/0x290
[  604.389754]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  604.394618]  ? bpf_prog_test_run+0x130/0x1a0
[  604.399045]  ? __x64_sys_bpf+0x3d8/0x520
[  604.403121]  ? bpf_prog_get+0x20/0x20
[  604.406958]  ? do_syscall_64+0x1b9/0x820
[  604.411028]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  604.416403]  ? syscall_return_slowpath+0x5e0/0x5e0
[  604.421342]  ? trace_hardirqs_on_caller+0x310/0x310
[  604.426378]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  604.431411]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  604.438090]  ? __switch_to_asm+0x40/0x70
[  604.442160]  ? __switch_to_asm+0x34/0x70
[  604.446242]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  604.451113]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  604.456566] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  604.456625] aoe: skb alloc failure
[  604.463343] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  604.463355] Call Trace:
[  604.466993] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  604.476261]  <IRQ>
[  604.478844] syz-executor4 cpuset=
[  604.489341]  dump_stack+0x244/0x39d
[  604.491472] syz4
[  604.494929]  ? dump_stack_print_info.cold.1+0x20/0x20
[  604.498546]  mems_allowed=0
[  604.500532]  warn_alloc.cold.117+0xb7/0x1bd
[  604.512969]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  604.517826]  ? lock_downgrade+0x900/0x900
[  604.521998]  ? trace_hardirqs_off+0xb8/0x310
[  604.526425]  ? trace_hardirqs_off+0xb8/0x310
[  604.530867]  __alloc_pages_slowpath+0x2660/0x2d70
[  604.535822]  ? warn_alloc+0x120/0x120
[  604.539645]  ? warn_alloc+0x120/0x120
[  604.543479]  ? print_usage_bug+0xc0/0xc0
[  604.547554]  ? warn_alloc+0x120/0x120
[  604.551367]  ? print_usage_bug+0xc0/0xc0
[  604.555435]  ? __lock_acquire+0x62f/0x4c20
[  604.559819]  ? __lock_acquire+0x62f/0x4c20
[  604.564072]  ? __lock_acquire+0x62f/0x4c20
[  604.568314]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  604.573860]  ? should_fail+0x22d/0xd01
[  604.577759]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  604.582868]  ? __lock_acquire+0x62f/0x4c20
[  604.587111]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  604.592219]  ? __lock_acquire+0x62f/0x4c20
[  604.596458]  ? should_fail+0x22d/0xd01
[  604.600349]  ? mark_held_locks+0x130/0x130
[  604.604582]  ? mark_held_locks+0x130/0x130
[  604.608824]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  604.613843]  ? ktime_get+0x2c1/0x400
[  604.617571]  ? zap_class+0x640/0x640
[  604.621288]  ? print_usage_bug+0xc0/0xc0
[  604.625357]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  604.630895]  ? check_preemption_disabled+0x48/0x280
[  604.635924]  ? __lock_is_held+0xb5/0x140
[  604.639995]  __alloc_pages_nodemask+0xa80/0xde0
[  604.644676]  ? zap_class+0x640/0x640
[  604.648403]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  604.653435]  ? find_held_lock+0x36/0x1c0
[  604.657514]  ? ____cache_alloc_node+0x1c7/0x1e0
[  604.662197]  ? lock_downgrade+0x900/0x900
[  604.666357]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  604.671908]  cache_grow_begin+0xa5/0x8c0
[  604.675974]  ? do_raw_spin_unlock+0xa7/0x330
[  604.680395]  fallback_alloc+0x204/0x2e0
[  604.684389]  ____cache_alloc_node+0x1c7/0x1e0
[  604.688895]  kmem_cache_alloc_node+0xe3/0x730
[  604.693398]  ? ipv6_get_ifaddr+0x42e/0x620
[  604.697766]  __alloc_skb+0x119/0x770
[  604.701485]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  604.706781]  ? netdev_alloc_frag+0x1f0/0x1f0
[  604.711711]  ? lock_downgrade+0x900/0x900
[  604.715883]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  604.721697]  ? refcount_sub_and_test_checked+0x203/0x310
[  604.727434]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  604.733221]  ? addrconf_rs_timer+0x690/0x690
[  604.737992]  ndisc_alloc_skb+0x144/0x340
[  604.742331]  ndisc_send_rs+0x331/0x6e0
[  604.746231]  addrconf_rs_timer+0x314/0x690
[  604.750484]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  604.754913]  call_timer_fn+0x272/0x920
[  604.758808]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  604.763053]  ? process_timeout+0x40/0x40
[  604.767336]  ? mark_held_locks+0xc7/0x130
[  604.771682]  ? _raw_spin_unlock_irq+0x27/0x80
[  604.776180]  ? _raw_spin_unlock_irq+0x27/0x80
[  604.780677]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  604.784920]  ? lockdep_hardirqs_on+0x296/0x5b0
[  604.789511]  ? trace_hardirqs_on+0xbd/0x310
[  604.794103]  ? kasan_check_read+0x11/0x20
[  604.798266]  ? __run_timers+0x7da/0xc70
[  604.802248]  ? trace_hardirqs_off_caller+0x310/0x310
[  604.807373]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  604.811618]  __run_timers+0x7e5/0xc70
[  604.815465]  ? timer_fixup_init+0x70/0x70
[  604.819657]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  604.824682]  ? zap_class+0x640/0x640
[  604.828418]  ? print_usage_bug+0xc0/0xc0
[  604.832491]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  604.837710]  ? find_held_lock+0x36/0x1c0
[  604.841793]  ? zap_class+0x640/0x640
[  604.845520]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  604.851082]  ? check_preemption_disabled+0x48/0x280
[  604.856116]  ? __lock_is_held+0xb5/0x140
[  604.860189]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  604.865759]  ? check_preemption_disabled+0x48/0x280
[  604.871190]  run_timer_softirq+0x52/0xb0
[  604.875262]  ? rcu_read_lock_sched_held+0x14f/0x180
[  604.880299]  __do_softirq+0x308/0xb7e
[  604.884111]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  604.888629]  ? lock_downgrade+0x900/0x900
[  604.892787]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  604.898530]  ? pvclock_read_flags+0x160/0x160
[  604.903040]  ? lapic_next_event+0x5a/0x90
[  604.907201]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  604.912752]  ? kvm_clock_read+0x18/0x30
[  604.916733]  ? kvm_sched_clock_read+0x9/0x20
[  604.921150]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  604.926690]  ? check_preemption_disabled+0x48/0x280
[  604.931721]  irq_exit+0x17f/0x1c0
[  604.935463]  smp_apic_timer_interrupt+0x1cb/0x760
[  604.940323]  ? smp_reschedule_interrupt+0x109/0x650
[  604.945362]  ? smp_call_function_single_interrupt+0x650/0x650
[  604.951306]  ? interrupt_entry+0xb5/0xc0
[  604.955385]  ? trace_hardirqs_off_caller+0xbb/0x310
[  604.960411]  ? trace_hardirqs_off_caller+0xbb/0x310
[  604.965439]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  604.970290]  ? trace_hardirqs_on_caller+0x310/0x310
[  604.975316]  ? trace_hardirqs_on_caller+0x310/0x310
[  604.980343]  ? task_prio+0x50/0x50
[  604.983890]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  604.989440]  ? check_preemption_disabled+0x48/0x280
[  604.994473]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  604.999334]  apic_timer_interrupt+0xf/0x20
[  605.003573]  </IRQ>
[  605.005820] RIP: 0010:console_unlock+0xffa/0x1160
[  605.010756] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  605.029676] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  605.037836] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  605.045114] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  605.052381] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  605.059658] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  605.066927] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  605.074214]  ? netconsole_netdev_event+0x280/0x280
[  605.079160]  ? console_unlock+0xff1/0x1160
[  605.083425]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  605.088098]  ? vprintk_emit+0x7f7/0x930
[  605.092085]  ? lock_release+0xa00/0xa00
[  605.096072]  ? trace_hardirqs_off_caller+0x300/0x310
[  605.101184]  ? vprintk_default+0x28/0x30
[  605.105257]  ? trace_hardirqs_off_caller+0x310/0x310
[  605.110369]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  605.115925]  vprintk_emit+0x33d/0x930
[  605.119744]  ? wake_up_klogd+0x180/0x180
[  605.123814]  ? find_held_lock+0x31/0x1c0
[  605.127891]  ? mark_held_locks+0xc7/0x130
[  605.132045]  ? _raw_spin_unlock_irq+0x27/0x80
[  605.136558]  ? _raw_spin_unlock_irq+0x27/0x80
[  605.141077]  vprintk_default+0x28/0x30
[  605.144977]  vprintk_func+0x7e/0x181
[  605.148700]  printk+0xa7/0xcf
[  605.151812]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  605.156585]  ? _raw_spin_unlock_irq+0x60/0x80
[  605.161102]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  605.166394]  dump_header+0x7cc/0xf72
[  605.170127]  ? pagefault_out_of_memory+0x197/0x197
[  605.175071]  ? zap_class+0x640/0x640
[  605.178796]  ? percpu_ref_get_many+0x240/0x240
[  605.183384]  ? print_usage_bug+0xc0/0xc0
[  605.187452]  ? print_usage_bug+0xc0/0xc0
[  605.191536]  ? zap_class+0x640/0x640
[  605.195452]  ? print_usage_bug+0xc0/0xc0
[  605.199687]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  605.205235]  ? find_held_lock+0x36/0x1c0
[  605.209309]  ? mark_held_locks+0xc7/0x130
[  605.213464]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  605.218576]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  605.223684]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  605.228280]  ? trace_hardirqs_on+0xbd/0x310
[  605.232615]  ? kasan_check_read+0x11/0x20
[  605.236773]  ? ___ratelimit+0x3b4/0x672
[  605.240761]  ? trace_hardirqs_off_caller+0x310/0x310
[  605.245872]  ? trace_hardirqs_on+0x310/0x310
[  605.250285]  ? lock_downgrade+0x900/0x900
[  605.254444]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  605.259591]  ? ___ratelimit+0x3b9/0x672
[  605.263576]  ? idr_get_free+0xec0/0xec0
[  605.267569]  ? find_held_lock+0x36/0x1c0
[  605.271663]  oom_kill_process.cold.27+0x10/0x903
[  605.276429]  ? zap_class+0x640/0x640
[  605.280146]  ? check_preemption_disabled+0x48/0x280
[  605.285180]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  605.290116]  ? kasan_check_read+0x11/0x20
[  605.294276]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  605.299565]  ? oom_evaluate_task+0x540/0x540
[  605.303987]  ? find_held_lock+0x36/0x1c0
[  605.308061]  ? out_of_memory+0x974/0x1430
[  605.312224]  ? lock_downgrade+0x900/0x900
[  605.316378]  ? check_preemption_disabled+0x48/0x280
[  605.321405]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  605.326338]  ? kasan_check_read+0x11/0x20
[  605.330498]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  605.335796]  ? rcu_softirq_qs+0x20/0x20
[  605.339780]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  605.345330]  ? oom_evaluate_task+0x302/0x540
[  605.349752]  out_of_memory+0xa84/0x1430
[  605.353746]  ? oom_killer_disable+0x3a0/0x3a0
[  605.358258]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  605.363194]  ? __mutex_add_waiter+0x2a0/0x2a0
[  605.367715]  __alloc_pages_slowpath+0x22d4/0x2d70
[  605.372605]  ? warn_alloc+0x120/0x120
[  605.376413]  ? rcu_softirq_qs+0x20/0x20
[  605.380431]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  605.385984]  ? should_fail+0x22d/0xd01
[  605.389890]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  605.395007]  ? zap_class+0x640/0x640
[  605.398755]  ? __lock_is_held+0xb5/0x140
[  605.402837]  ? mark_held_locks+0x130/0x130
[  605.407082]  ? lock_release+0xa00/0xa00
[  605.411062]  ? perf_trace_sched_process_exec+0x860/0x860
[  605.416533]  ? __might_sleep+0x95/0x190
[  605.420526]  __alloc_pages_nodemask+0xa80/0xde0
[  605.425218]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  605.430239]  ? __page_cache_alloc+0x191/0x5c0
[  605.434735]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  605.439671]  ? kasan_check_read+0x11/0x20
[  605.443824]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  605.449113]  ? zap_class+0x640/0x640
[  605.452839]  ? zap_class+0x640/0x640
[  605.456564]  ? zap_class+0x640/0x640
[  605.460285]  ? __do_page_cache_readahead+0x7ce/0x980
[  605.465403]  ? find_held_lock+0x36/0x1c0
[  605.469483]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  605.475042]  alloc_pages_current+0x173/0x350
[  605.479479]  __page_cache_alloc+0x38c/0x5c0
[  605.483812]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  605.488754]  ? kasan_check_read+0x11/0x20
[  605.492919]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  605.498221]  ? generic_perform_write+0x6a0/0x6a0
[  605.502999]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  605.508571]  ? check_preemption_disabled+0x48/0x280
[  605.513616]  filemap_fault+0x1594/0x25f0
[  605.517709]  ? __lock_page_or_retry+0xa00/0xa00
[  605.522401]  ? mark_held_locks+0x130/0x130
[  605.526649]  ? rcu_softirq_qs+0x20/0x20
[  605.530654]  ? filemap_map_pages+0xe04/0x1990
[  605.535176]  ? __free_object+0x173/0x340
[  605.539251]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  605.544196]  ? trace_hardirqs_off_caller+0x310/0x310
[  605.549332]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  605.554033]  ? debug_object_free+0x32d/0x690
[  605.558478]  ? kasan_check_read+0x11/0x20
[  605.562642]  ? debug_object_destroy+0x2b0/0x2b0
[  605.567332]  ? lock_pi_update_atomic+0x150/0x150
[  605.572103]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  605.577655]  ? __hrtimer_init+0xdb/0x240
[  605.581739]  ? lock_acquire+0x1ed/0x520
[  605.585722]  ? ext4_filemap_fault+0x7a/0xad
[  605.590062]  ? lock_release+0xa00/0xa00
[  605.594050]  ? perf_trace_sched_process_exec+0x860/0x860
[  605.599526]  ? print_usage_bug+0xc0/0xc0
[  605.604041]  ? print_usage_bug+0xc0/0xc0
[  605.608140]  ? down_read+0x8d/0x120
[  605.611770]  ? ext4_filemap_fault+0x7a/0xad
[  605.616107]  ? __down_interruptible+0x700/0x700
[  605.620801]  ext4_filemap_fault+0x82/0xad
[  605.624965]  __do_fault+0x100/0x6b0
[  605.628607]  ? pmd_devmap_trans_unstable+0x220/0x220
[  605.633731]  ? mark_held_locks+0x130/0x130
[  605.637982]  ? mark_held_locks+0x130/0x130
[  605.642233]  ? debug_smp_processor_id+0x1c/0x20
[  605.646944]  ? perf_trace_lock+0x14d/0x7a0
[  605.651197]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  605.656753]  __handle_mm_fault+0x307c/0x5920
[  605.661174]  ? perf_trace_lock+0x7a0/0x7a0
[  605.665428]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  605.670283]  ? lock_is_held_type+0x210/0x210
[  605.674714]  ? ksys_dup3+0x680/0x680
[  605.678878]  ? __switch_to_asm+0x34/0x70
[  605.682964]  ? zap_class+0x640/0x640
[  605.686689]  ? zap_class+0x640/0x640
[  605.690418]  ? __x64_sys_futex+0x53e/0x6a0
[  605.694668]  ? find_held_lock+0x36/0x1c0
[  605.698749]  ? handle_mm_fault+0x42a/0xc70
[  605.702993]  ? lock_downgrade+0x900/0x900
[  605.707148]  ? check_preemption_disabled+0x48/0x280
[  605.712176]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  605.717110]  ? kasan_check_read+0x11/0x20
[  605.721271]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  605.726566]  ? rcu_softirq_qs+0x20/0x20
[  605.730551]  ? trace_hardirqs_off_caller+0x310/0x310
[  605.735666]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  605.741208]  ? check_preemption_disabled+0x48/0x280
[  605.746239]  handle_mm_fault+0x54f/0xc70
[  605.750312]  ? __handle_mm_fault+0x5920/0x5920
[  605.754904]  ? find_vma+0x34/0x190
[  605.758450]  __do_page_fault+0x5e8/0xe60
[  605.762515]  ? trace_hardirqs_off+0xb8/0x310
[  605.766945]  do_page_fault+0xf2/0x7e0
[  605.770750]  ? vmalloc_sync_all+0x30/0x30
[  605.774904]  ? error_entry+0x70/0xd0
[  605.778624]  ? trace_hardirqs_off_caller+0xbb/0x310
[  605.783642]  ? trace_hardirqs_on_caller+0xc0/0x310
[  605.788577]  ? syscall_return_slowpath+0x5e0/0x5e0
[  605.793509]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  605.798371]  ? trace_hardirqs_on_caller+0x310/0x310
[  605.803394]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  605.808859]  ? prepare_exit_to_usermode+0x291/0x3b0
[  605.813884]  ? page_fault+0x8/0x30
[  605.817436]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  605.822291]  ? page_fault+0x8/0x30
[  605.825841]  page_fault+0x1e/0x30
[  605.829303] RIP: 0033:0x40f9c0
[  605.832516] Code: Bad RIP value.
[  605.835886] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  605.841255] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  605.848549] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  605.855828] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  605.863116] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  605.870398] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  605.877707] warn_alloc_show_mem: 1 callbacks suppressed
[  605.877720] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  605.877722] Mem-Info:
[  605.877752] active_anon:55033 inactive_anon:131 isolated_anon:0
[  605.877752]  active_file:10 inactive_file:13 isolated_file:2
[  605.877752]  unevictable:0 dirty:0 writeback:0 unstable:0
[  605.877752]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  605.877752]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  605.877752]  free:13778 free_pcp:355 free_cma:0
[  605.883108] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  605.890054] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  605.892481] Call Trace:
[  605.925627] Node 0 
[  605.934988]  <IRQ>
[  605.962693] 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
[  605.965258]  dump_stack+0x244/0x39d
[  605.967471] lowmem_reserve[]:
[  605.969622]  ? dump_stack_print_info.cold.1+0x20/0x20
[  605.995231]  0
[  605.998884]  warn_alloc.cold.117+0xb7/0x1bd
[  606.001950]  2818 6321
[  606.007165]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  606.008941]  6321
[  606.013271]  ? lock_downgrade+0x900/0x900
[  606.015747] Node 0 
[  606.020601]  ? trace_hardirqs_off+0xb8/0x310
[  606.022668] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  606.026794]  ? trace_hardirqs_off+0xb8/0x310
[  606.029003] lowmem_reserve[]: 0
[  606.033517]  __alloc_pages_slowpath+0x2660/0x2d70
[  606.060213]  0 3503
[  606.064676]  ? warn_alloc+0x120/0x120
[  606.067897]  3503
[  606.072767]  ? pvclock_read_flags+0x160/0x160
[  606.074984] Node 0 
[  606.078794]  ? warn_alloc+0x120/0x120
[  606.080858] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  606.085336]  ? print_usage_bug+0xc0/0xc0
[  606.087558] lowmem_reserve[]:
[  606.091371]  ? warn_alloc+0x120/0x120
[  606.119720]  0 0
[  606.123801]  ? print_usage_bug+0xc0/0xc0
[  606.126875]  0 0
[  606.130686]  ? ktime_get+0x2c1/0x400
[  606.132644] Node 0 
[  606.136703]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  606.138662] DMA: 1*4kB 
[  606.142381]  ? check_preemption_disabled+0x48/0x280
[  606.144595] (U) 
[  606.150132]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  606.152694] 0*8kB 
[  606.157710]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  606.159659] 0*16kB 1*32kB 
[  606.164163]  ? should_fail+0x22d/0xd01
[  606.166295] (U) 
[  606.171833]  ? kasan_check_read+0x11/0x20
[  606.174655] 2*64kB 
[  606.178579]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  606.180531] (U) 
[  606.184683]  ? __lock_acquire+0x62f/0x4c20
[  606.186902] 1*128kB (U) 
[  606.192014]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  606.193988] 1*256kB 
[  606.198218]  ? should_fail+0x22d/0xd01
[  606.200870] (U) 
[  606.205978]  ? print_usage_bug+0xc0/0xc0
[  606.208280] 0*512kB 
[  606.212173]  ? mark_held_locks+0x130/0x130
[  606.214121] 1*1024kB 
[  606.218185]  ? mark_held_locks+0x130/0x130
[  606.220490] (U) 
[  606.224726]  ? check_preemption_disabled+0x48/0x280
[  606.224752]  ? zap_class+0x640/0x640
[  606.227140] 1*2048kB 
[  606.231379]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  606.233334] (M) 
[  606.238358]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  606.242072] 3*4096kB 
[  606.244483]  ? check_preemption_disabled+0x48/0x280
[  606.249209] (M) = 15908kB
[  606.251203]  ? __lock_is_held+0xb5/0x140
[  606.256715] Node 0 
[  606.259133]  __alloc_pages_nodemask+0xa80/0xde0
[  606.264127] DMA32: 
[  606.266884]  ? zap_class+0x640/0x640
[  606.270922] 5*4kB 
[  606.273159]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  606.277803] (MH) 
[  606.280047]  ? find_held_lock+0x36/0x1c0
[  606.283740] 1*8kB 
[  606.285896]  ? ____cache_alloc_node+0x1c7/0x1e0
[  606.290889] (U) 
[  606.292952]  ? lock_downgrade+0x900/0x900
[  606.296986] 3*16kB (MH) 
[  606.299149]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  606.303787] 2*32kB (MH) 
[  606.305778]  cache_grow_begin+0xa5/0x8c0
[  606.309895] 4*64kB (MH) 
[  606.312583]  ? do_raw_spin_unlock+0xa7/0x330
[  606.318116] 4*128kB 
[  606.320794]  fallback_alloc+0x204/0x2e0
[  606.324822] (M) 3*256kB 
[  606.327506]  ____cache_alloc_node+0x1c7/0x1e0
[  606.331879] (M) 4*512kB 
[  606.334213]  kmem_cache_alloc_node+0xe3/0x730
[  606.338158] (UM) 3*1024kB 
[  606.340845]  ? __kmalloc_node_track_caller+0x47/0x70
[  606.345311] (UM) 3*2048kB 
[  606.347993]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  606.352460] (UM) 3*4096kB 
[  606.355321]  __alloc_skb+0x119/0x770
[  606.360393] (M) = 25228kB
[  606.363257]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  606.368774] Node 0 
[  606.371629]  ? netdev_alloc_frag+0x1f0/0x1f0
[  606.375316] Normal: 
[  606.378113]  ? vprintk_default+0x28/0x30
[  606.383681] 1142*4kB 
[  606.385920]  ? vprintk_func+0x85/0x181
[  606.390312] (MEH) 
[  606.392636]  ? printk+0xa7/0xcf
[  606.396677] 440*8kB 
[  606.399096]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  606.402962] (UMEH) 
[  606.405127]  new_skb+0x26/0x1c0
[  606.408378] 198*16kB (UME) 
[  606.410716]  aoecmd_cfg+0x279/0x7f0
[  606.415449] 53*32kB 
[  606.417689]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  606.420945] (UMEH) 
[  606.423878]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  606.427484] 6*64kB 
[  606.429817]  ? __lock_is_held+0xb5/0x140
[  606.434117] (UM) 
[  606.436363]  discover_timer+0x50/0x60
[  606.442022] 1*128kB 
[  606.444264]  call_timer_fn+0x272/0x920
[  606.448301] (H) 
[  606.450362]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  606.450379]  ? process_timeout+0x40/0x40
[  606.450403]  ? __run_timers+0x7da/0xc70
[  606.450421]  ? _raw_spin_unlock_irq+0x27/0x80
[  606.454199] 0*256kB 1*512kB 
[  606.456546]  ? _raw_spin_unlock_irq+0x27/0x80
[  606.460415] (H) 
[  606.462409]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  606.462426]  ? lockdep_hardirqs_on+0x296/0x5b0
[  606.462442]  ? trace_hardirqs_on+0xbd/0x310
[  606.462463]  ? kasan_check_read+0x11/0x20
[  606.467367] 0*1024kB 
[  606.471440]  ? __run_timers+0x7da/0xc70
[  606.475386] 0*2048kB 0*4096kB 
[  606.479905]  ? trace_hardirqs_off_caller+0x310/0x310
[  606.482904] = 13976kB
[  606.487408]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  606.489363] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  606.494203]  __run_timers+0x7e5/0xc70
[  606.494230]  ? timer_fixup_init+0x70/0x70
[  606.494246]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  606.494474]  ? zap_class+0x640/0x640
[  606.499051] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  606.503363]  ? enqueue_hrtimer+0x1a5/0x560
[  606.507494] 4258 total pagecache pages
[  606.509927]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  606.513888] 0 pages in swap cache
[  606.517084]  ? find_held_lock+0x36/0x1c0
[  606.522163] Swap cache stats: add 0, delete 0, find 0/0
[  606.522172] Free swap  = 0kB
[  606.524592]  ? zap_class+0x640/0x640
[  606.529407] Total swap = 0kB
[  606.529420] 1965979 pages RAM
[  606.538579]  ? pvclock_read_flags+0x160/0x160
[  606.542349] 0 pages HighMem/MovableOnly
[  606.542359] 342867 pages reserved
[  606.546514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  606.551503] 0 pages cma reserved
[  606.551584] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  606.555240]  ? check_preemption_disabled+0x48/0x280
[  606.564006] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  606.568152]  ? __lock_is_held+0xb5/0x140
[  606.572299] syz-fuzzer cpuset=
[  606.577492]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  606.577508]  ? check_preemption_disabled+0x48/0x280
[  606.577526]  run_timer_softirq+0x52/0xb0
[  606.577550]  ? rcu_read_lock_sched_held+0x14f/0x180
[  606.577574]  __do_softirq+0x308/0xb7e
[  606.581012] /
[  606.585080]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  606.590432]  mems_allowed=0
[  606.593476]  ? lock_downgrade+0x900/0x900
[  606.689691]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  606.694820]  ? pvclock_read_flags+0x160/0x160
[  606.699333]  ? lapic_next_event+0x5a/0x90
[  606.703520]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  606.709357]  ? kvm_clock_read+0x18/0x30
[  606.713338]  ? kvm_sched_clock_read+0x9/0x20
[  606.717760]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  606.723301]  ? check_preemption_disabled+0x48/0x280
[  606.728336]  irq_exit+0x17f/0x1c0
[  606.731802]  smp_apic_timer_interrupt+0x1cb/0x760
[  606.736650]  ? smp_reschedule_interrupt+0x109/0x650
[  606.741687]  ? smp_call_function_single_interrupt+0x650/0x650
[  606.747622]  ? interrupt_entry+0xb5/0xc0
[  606.751708]  ? trace_hardirqs_off_caller+0xbb/0x310
[  606.756739]  ? trace_hardirqs_off_caller+0xbb/0x310
[  606.761775]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  606.766636]  ? trace_hardirqs_on_caller+0x310/0x310
[  606.771662]  ? trace_hardirqs_on_caller+0x310/0x310
[  606.776694]  ? task_prio+0x50/0x50
[  606.780249]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  606.785800]  ? check_preemption_disabled+0x48/0x280
[  606.790833]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  606.795699]  apic_timer_interrupt+0xf/0x20
[  606.799930]  </IRQ>
[  606.802174] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  606.808064] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  606.826984] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  606.834711] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  606.841994] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  606.849268] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  606.856555] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  606.863854] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  606.871182]  ? save_stack+0xa9/0xd0
[  606.874837]  __kmalloc_node_track_caller+0x33/0x70
[  606.879785]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  606.884557]  pskb_expand_head+0x230/0x10f0
[  606.888811]  ? memcpy+0x45/0x50
[  606.892097]  ? __copy_skb_header+0x350/0x6b0
[  606.896515]  ? skb_release_data+0x880/0x880
[  606.900868]  ? __alloc_skb+0x770/0x770
[  606.904769]  ? __lock_is_held+0xb5/0x140
[  606.908845]  ? kasan_check_write+0x14/0x20
[  606.913081]  ? __skb_clone+0x6c7/0xa00
[  606.916976]  ? __copy_skb_header+0x6b0/0x6b0
[  606.921389]  ? kmem_cache_alloc+0x33a/0x730
[  606.925731]  skb_ensure_writable+0x3dd/0x640
[  606.930149]  ? skb_checksum_setup+0xaa0/0xaa0
[  606.934648]  ? check_preemption_disabled+0x48/0x280
[  606.939695]  ? __this_cpu_preempt_check+0x1c/0x20
[  606.944557]  ? __bpf_redirect+0x54b/0xb20
[  606.948716]  ? __switch_to_asm+0x34/0x70
[  606.952796]  bpf_clone_redirect+0x14a/0x490
[  606.957135]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  606.962166]  ? __sched_text_start+0x8/0x8
[  606.966321]  ? retint_kernel+0x2d/0x2d
[  606.970226]  ? find_held_lock+0x36/0x1c0
[  606.974301]  ? lock_acquire+0x1ed/0x520
[  606.978281]  ? bpf_test_run+0x3cb/0x780
[  606.982260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  606.987807]  ? check_preemption_disabled+0x48/0x280
[  606.992844]  ? kasan_check_read+0x11/0x20
[  606.997005]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  607.002313]  ? rcu_softirq_qs+0x20/0x20
[  607.006298]  ? preempt_schedule+0x4d/0x60
[  607.010457]  ? ___preempt_schedule+0x16/0x18
[  607.014882]  ? bpf_test_run+0x25d/0x780
[  607.018876]  ? netlink_diag_dump+0x2a0/0x2a0
[  607.023294]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  607.028837]  ? bpf_test_init.isra.10+0x70/0x100
[  607.033519]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  607.038299]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  607.043149]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  607.048701]  ? fput+0x130/0x1a0
[  607.051997]  ? __bpf_prog_get+0x9b/0x290
[  607.056074]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  607.060925]  ? bpf_prog_test_run+0x130/0x1a0
[  607.065353]  ? __x64_sys_bpf+0x3d8/0x520
[  607.069430]  ? bpf_prog_get+0x20/0x20
[  607.073260]  ? do_syscall_64+0x1b9/0x820
[  607.077331]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  607.082707]  ? syscall_return_slowpath+0x5e0/0x5e0
[  607.087651]  ? trace_hardirqs_on_caller+0x310/0x310
[  607.092681]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  607.097791]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  607.104468]  ? __switch_to_asm+0x40/0x70
[  607.108535]  ? __switch_to_asm+0x34/0x70
[  607.112624]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  607.117479]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  607.122876] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  607.122959] aoe: skb alloc failure
[  607.129565] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  607.129570] Call Trace:
[  607.129577]  <IRQ>
[  607.129604]  dump_stack+0x244/0x39d
[  607.129622]  ? dump_stack_print_info.cold.1+0x20/0x20
[  607.129650]  warn_alloc.cold.117+0xb7/0x1bd
[  607.133196] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  607.142528]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  607.145099] syz-executor4 cpuset=
[  607.147249]  ? lock_downgrade+0x900/0x900
[  607.150854] syz4
[  607.156055]  ? trace_hardirqs_off+0xb8/0x310
[  607.160360]  mems_allowed=0
[  607.170928]  ? trace_hardirqs_off+0xb8/0x310
[  607.197027]  __alloc_pages_slowpath+0x2660/0x2d70
[  607.201916]  ? warn_alloc+0x120/0x120
[  607.205731]  ? warn_alloc+0x120/0x120
[  607.209547]  ? print_usage_bug+0xc0/0xc0
[  607.213614]  ? warn_alloc+0x120/0x120
[  607.217424]  ? print_usage_bug+0xc0/0xc0
[  607.221490]  ? __lock_acquire+0x62f/0x4c20
[  607.225731]  ? __lock_acquire+0x62f/0x4c20
[  607.229976]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  607.235517]  ? should_fail+0x22d/0xd01
[  607.239420]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  607.244868]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  607.249984]  ? __lock_acquire+0x62f/0x4c20
[  607.254240]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  607.259354]  ? __lock_acquire+0x62f/0x4c20
[  607.263598]  ? should_fail+0x22d/0xd01
[  607.267603]  ? rcu_irq_exit+0x1a2/0x390
[  607.271867]  ? mark_held_locks+0x130/0x130
[  607.276113]  ? mark_held_locks+0x130/0x130
[  607.280367]  ? mark_held_locks+0xc7/0x130
[  607.284527]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  607.289578]  ? zap_class+0x640/0x640
[  607.293308]  ? print_usage_bug+0xc0/0xc0
[  607.297390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  607.302959]  ? check_preemption_disabled+0x48/0x280
[  607.308006]  ? __lock_is_held+0xb5/0x140
[  607.312096]  __alloc_pages_nodemask+0xa80/0xde0
[  607.316788]  ? zap_class+0x640/0x640
[  607.320518]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  607.325572]  ? find_held_lock+0x36/0x1c0
[  607.329659]  ? ____cache_alloc_node+0x1c7/0x1e0
[  607.334347]  ? lock_downgrade+0x900/0x900
[  607.338528]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  607.344104]  cache_grow_begin+0xa5/0x8c0
[  607.348184]  ? do_raw_spin_unlock+0xa7/0x330
[  607.352615]  fallback_alloc+0x204/0x2e0
[  607.356607]  ____cache_alloc_node+0x1c7/0x1e0
[  607.361113]  kmem_cache_alloc_node+0xe3/0x730
[  607.365969]  ? ipv6_get_ifaddr+0x42e/0x620
[  607.370340]  __alloc_skb+0x119/0x770
[  607.374073]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  607.379369]  ? netdev_alloc_frag+0x1f0/0x1f0
[  607.383804]  ? lock_downgrade+0x900/0x900
[  607.387979]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  607.393552]  ? refcount_sub_and_test_checked+0x203/0x310
[  607.399028]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  607.404576]  ? addrconf_rs_timer+0x690/0x690
[  607.409006]  ndisc_alloc_skb+0x144/0x340
[  607.413081]  ndisc_send_rs+0x331/0x6e0
[  607.416979]  addrconf_rs_timer+0x314/0x690
[  607.421226]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  607.425478]  call_timer_fn+0x272/0x920
[  607.429371]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  607.433612]  ? process_timeout+0x40/0x40
[  607.437687]  ? mark_held_locks+0xc7/0x130
[  607.441839]  ? _raw_spin_unlock_irq+0x27/0x80
[  607.446340]  ? _raw_spin_unlock_irq+0x27/0x80
[  607.450838]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  607.455081]  ? lockdep_hardirqs_on+0x296/0x5b0
[  607.459672]  ? trace_hardirqs_on+0xbd/0x310
[  607.464001]  ? kasan_check_read+0x11/0x20
[  607.468164]  ? __run_timers+0x7da/0xc70
[  607.472314]  ? trace_hardirqs_off_caller+0x310/0x310
[  607.477435]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  607.481691]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  607.486123]  __run_timers+0x7e5/0xc70
[  607.489949]  ? timer_fixup_init+0x70/0x70
[  607.494106]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  607.499133]  ? zap_class+0x640/0x640
[  607.502862]  ? print_usage_bug+0xc0/0xc0
[  607.506932]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  607.512137]  ? find_held_lock+0x36/0x1c0
[  607.516233]  ? zap_class+0x640/0x640
[  607.520362]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  607.526093]  ? check_preemption_disabled+0x48/0x280
[  607.531126]  ? __lock_is_held+0xb5/0x140
[  607.535194]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  607.540900]  ? check_preemption_disabled+0x48/0x280
[  607.545931]  run_timer_softirq+0x52/0xb0
[  607.550003]  ? rcu_read_lock_sched_held+0x14f/0x180
[  607.555023]  __do_softirq+0x308/0xb7e
[  607.558832]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  607.563331]  ? lock_downgrade+0x900/0x900
[  607.567487]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  607.572604]  ? pvclock_read_flags+0x160/0x160
[  607.577107]  ? lapic_next_event+0x5a/0x90
[  607.581259]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  607.586802]  ? kvm_clock_read+0x18/0x30
[  607.590779]  ? kvm_sched_clock_read+0x9/0x20
[  607.595194]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  607.601319]  ? check_preemption_disabled+0x48/0x280
[  607.606356]  irq_exit+0x17f/0x1c0
[  607.609836]  smp_apic_timer_interrupt+0x1cb/0x760
[  607.614684]  ? smp_reschedule_interrupt+0x109/0x650
[  607.619916]  ? smp_call_function_single_interrupt+0x650/0x650
[  607.625805]  ? interrupt_entry+0xb5/0xc0
[  607.629995]  ? trace_hardirqs_off_caller+0xbb/0x310
[  607.635017]  ? trace_hardirqs_off_caller+0xbb/0x310
[  607.640037]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  607.644890]  ? trace_hardirqs_on_caller+0x310/0x310
[  607.650203]  ? trace_hardirqs_on_caller+0x310/0x310
[  607.655229]  ? task_prio+0x50/0x50
[  607.659134]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  607.664676]  ? check_preemption_disabled+0x48/0x280
[  607.669703]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  607.674574]  apic_timer_interrupt+0xf/0x20
[  607.678814]  </IRQ>
[  607.681062] RIP: 0010:console_unlock+0xffa/0x1160
[  607.685919] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  607.704835] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  607.712566] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  607.719839] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  607.727114] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  607.734385] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  607.741659] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  607.748952]  ? netconsole_netdev_event+0x280/0x280
[  607.754200]  ? console_unlock+0xff1/0x1160
[  607.758641]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  607.763635]  ? vprintk_emit+0x7f7/0x930
[  607.767767]  ? lock_release+0xa00/0xa00
[  607.771756]  ? trace_hardirqs_off_caller+0x300/0x310
[  607.776865]  ? vprintk_default+0x28/0x30
[  607.780932]  ? trace_hardirqs_off_caller+0x310/0x310
[  607.786046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  607.791868]  vprintk_emit+0x33d/0x930
[  607.795686]  ? wake_up_klogd+0x180/0x180
[  607.799776]  ? find_held_lock+0x31/0x1c0
[  607.803858]  ? mark_held_locks+0xc7/0x130
[  607.808016]  ? _raw_spin_unlock_irq+0x27/0x80
[  607.812516]  ? _raw_spin_unlock_irq+0x27/0x80
[  607.817034]  vprintk_default+0x28/0x30
[  607.820938]  vprintk_func+0x7e/0x181
[  607.824686]  printk+0xa7/0xcf
[  607.827810]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  607.832589]  ? _raw_spin_unlock_irq+0x60/0x80
[  607.837122]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  607.842422]  dump_header+0x7cc/0xf72
[  607.846162]  ? pagefault_out_of_memory+0x197/0x197
[  607.851118]  ? zap_class+0x640/0x640
[  607.854854]  ? percpu_ref_get_many+0x240/0x240
[  607.859449]  ? print_usage_bug+0xc0/0xc0
[  607.863516]  ? print_usage_bug+0xc0/0xc0
[  607.867596]  ? zap_class+0x640/0x640
[  607.871325]  ? print_usage_bug+0xc0/0xc0
[  607.875396]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  607.880945]  ? find_held_lock+0x36/0x1c0
[  607.885026]  ? mark_held_locks+0xc7/0x130
[  607.889190]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  607.894315]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  607.899434]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  607.904029]  ? trace_hardirqs_on+0xbd/0x310
[  607.908354]  ? kasan_check_read+0x11/0x20
[  607.912507]  ? ___ratelimit+0x3b4/0x672
[  607.916496]  ? trace_hardirqs_off_caller+0x310/0x310
[  607.921611]  ? trace_hardirqs_on+0x310/0x310
[  607.926030]  ? lock_downgrade+0x900/0x900
[  607.930215]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  607.935329]  ? ___ratelimit+0x3b9/0x672
[  607.939319]  ? idr_get_free+0xec0/0xec0
[  607.943310]  ? find_held_lock+0x36/0x1c0
[  607.947390]  oom_kill_process.cold.27+0x10/0x903
[  607.952154]  ? zap_class+0x640/0x640
[  607.955874]  ? check_preemption_disabled+0x48/0x280
[  607.960909]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  607.965847]  ? kasan_check_read+0x11/0x20
[  607.970010]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  607.975309]  ? oom_evaluate_task+0x540/0x540
[  607.979742]  ? find_held_lock+0x36/0x1c0
[  607.983823]  ? out_of_memory+0x974/0x1430
[  607.987985]  ? lock_downgrade+0x900/0x900
[  607.992138]  ? check_preemption_disabled+0x48/0x280
[  607.997182]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  608.002117]  ? kasan_check_read+0x11/0x20
[  608.006277]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  608.011566]  ? rcu_softirq_qs+0x20/0x20
[  608.015563]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  608.021106]  ? oom_evaluate_task+0x302/0x540
[  608.025627]  out_of_memory+0xa84/0x1430
[  608.029615]  ? oom_killer_disable+0x3a0/0x3a0
[  608.034121]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  608.039061]  ? __mutex_add_waiter+0x2a0/0x2a0
[  608.043588]  __alloc_pages_slowpath+0x22d4/0x2d70
[  608.048468]  ? warn_alloc+0x120/0x120
[  608.052277]  ? rcu_softirq_qs+0x20/0x20
[  608.056289]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  608.061834]  ? should_fail+0x22d/0xd01
[  608.065737]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  608.070857]  ? zap_class+0x640/0x640
[  608.074607]  ? __lock_is_held+0xb5/0x140
[  608.078685]  ? mark_held_locks+0x130/0x130
[  608.082933]  ? lock_release+0xa00/0xa00
[  608.086913]  ? perf_trace_sched_process_exec+0x860/0x860
[  608.092384]  ? __might_sleep+0x95/0x190
[  608.096370]  __alloc_pages_nodemask+0xa80/0xde0
[  608.101060]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  608.106093]  ? __page_cache_alloc+0x191/0x5c0
[  608.110594]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  608.115528]  ? kasan_check_read+0x11/0x20
[  608.119702]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  608.124998]  ? zap_class+0x640/0x640
[  608.128738]  ? zap_class+0x640/0x640
[  608.132482]  ? zap_class+0x640/0x640
[  608.136208]  ? __do_page_cache_readahead+0x7ce/0x980
[  608.141338]  ? find_held_lock+0x36/0x1c0
[  608.145427]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  608.150997]  alloc_pages_current+0x173/0x350
[  608.155428]  __page_cache_alloc+0x38c/0x5c0
[  608.159763]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  608.164700]  ? kasan_check_read+0x11/0x20
[  608.168862]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  608.174158]  ? generic_perform_write+0x6a0/0x6a0
[  608.178932]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  608.184649]  ? check_preemption_disabled+0x48/0x280
[  608.189681]  filemap_fault+0x1594/0x25f0
[  608.193760]  ? __lock_page_or_retry+0xa00/0xa00
[  608.198439]  ? mark_held_locks+0x130/0x130
[  608.202691]  ? rcu_softirq_qs+0x20/0x20
[  608.206702]  ? filemap_map_pages+0xe04/0x1990
[  608.211215]  ? __free_object+0x173/0x340
[  608.215312]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  608.220255]  ? trace_hardirqs_off_caller+0x310/0x310
[  608.225369]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  608.230062]  ? debug_object_free+0x32d/0x690
[  608.234483]  ? kasan_check_read+0x11/0x20
[  608.238644]  ? debug_object_destroy+0x2b0/0x2b0
[  608.243322]  ? lock_pi_update_atomic+0x150/0x150
[  608.248088]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  608.253635]  ? __hrtimer_init+0xdb/0x240
[  608.257717]  ? lock_acquire+0x1ed/0x520
[  608.261705]  ? ext4_filemap_fault+0x7a/0xad
[  608.266048]  ? lock_release+0xa00/0xa00
[  608.270032]  ? perf_trace_sched_process_exec+0x860/0x860
[  608.275496]  ? print_usage_bug+0xc0/0xc0
[  608.279573]  ? print_usage_bug+0xc0/0xc0
[  608.283651]  ? down_read+0x8d/0x120
[  608.287284]  ? ext4_filemap_fault+0x7a/0xad
[  608.291628]  ? __down_interruptible+0x700/0x700
[  608.296316]  ext4_filemap_fault+0x82/0xad
[  608.300473]  __do_fault+0x100/0x6b0
[  608.304110]  ? pmd_devmap_trans_unstable+0x220/0x220
[  608.309223]  ? mark_held_locks+0x130/0x130
[  608.313462]  ? mark_held_locks+0x130/0x130
[  608.317705]  ? debug_smp_processor_id+0x1c/0x20
[  608.322385]  ? perf_trace_lock+0x14d/0x7a0
[  608.326639]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  608.332191]  __handle_mm_fault+0x307c/0x5920
[  608.336606]  ? perf_trace_lock+0x7a0/0x7a0
[  608.340864]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  608.345725]  ? lock_is_held_type+0x210/0x210
[  608.350150]  ? ksys_dup3+0x680/0x680
[  608.353872]  ? __switch_to_asm+0x34/0x70
[  608.357989]  ? zap_class+0x640/0x640
[  608.361713]  ? zap_class+0x640/0x640
[  608.365434]  ? __x64_sys_futex+0x53e/0x6a0
[  608.369680]  ? find_held_lock+0x36/0x1c0
[  608.373759]  ? handle_mm_fault+0x42a/0xc70
[  608.378004]  ? lock_downgrade+0x900/0x900
[  608.382160]  ? check_preemption_disabled+0x48/0x280
[  608.387189]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  608.392123]  ? kasan_check_read+0x11/0x20
[  608.396279]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  608.401572]  ? rcu_softirq_qs+0x20/0x20
[  608.405573]  ? trace_hardirqs_off_caller+0x310/0x310
[  608.410784]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  608.416331]  ? check_preemption_disabled+0x48/0x280
[  608.421367]  handle_mm_fault+0x54f/0xc70
[  608.425435]  ? __handle_mm_fault+0x5920/0x5920
[  608.430028]  ? find_vma+0x34/0x190
[  608.433592]  __do_page_fault+0x5e8/0xe60
[  608.437663]  ? trace_hardirqs_off+0xb8/0x310
[  608.442103]  do_page_fault+0xf2/0x7e0
[  608.445917]  ? vmalloc_sync_all+0x30/0x30
[  608.450423]  ? error_entry+0x70/0xd0
[  608.454150]  ? trace_hardirqs_off_caller+0xbb/0x310
[  608.459178]  ? trace_hardirqs_on_caller+0xc0/0x310
[  608.464120]  ? syscall_return_slowpath+0x5e0/0x5e0
[  608.469312]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  608.474170]  ? trace_hardirqs_on_caller+0x310/0x310
[  608.479194]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  608.484665]  ? prepare_exit_to_usermode+0x291/0x3b0
[  608.489865]  ? page_fault+0x8/0x30
[  608.493784]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  608.498960]  ? page_fault+0x8/0x30
[  608.502513]  page_fault+0x1e/0x30
[  608.505977] RIP: 0033:0x40f9c0
[  608.509526] Code: Bad RIP value.
[  608.512902] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  608.518275] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  608.526369] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  608.533914] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  608.541187] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  608.548465] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  608.555777] warn_alloc_show_mem: 1 callbacks suppressed
[  608.555790] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  608.555792] Mem-Info:
[  608.555823] active_anon:55033 inactive_anon:131 isolated_anon:0
[  608.555823]  active_file:10 inactive_file:13 isolated_file:2
[  608.555823]  unevictable:0 dirty:0 writeback:0 unstable:0
[  608.555823]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  608.555823]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  608.555823]  free:13778 free_pcp:355 free_cma:0
[  608.561175] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  608.561186] Call Trace:
[  608.568173] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  608.570590]  <IRQ>
[  608.603575] Node 0 
[  608.612957]  dump_stack+0x244/0x39d
[  608.615563] 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
[  608.643224]  ? dump_stack_print_info.cold.1+0x20/0x20
[  608.645357] lowmem_reserve[]:
[  608.647614]  warn_alloc.cold.117+0xb7/0x1bd
[  608.651211]  0
[  608.676731]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  608.681918]  2818
[  608.685037]  ? lock_downgrade+0x900/0x900
[  608.689348]  6321
[  608.691163]  ? trace_hardirqs_off+0xb8/0x310
[  608.695971]  6321
[  608.698058]  ? trace_hardirqs_off+0xb8/0x310
[  608.702190] Node 0 
[  608.704268]  __alloc_pages_slowpath+0x2660/0x2d70
[  608.709195] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  608.711266]  ? native_queued_spin_lock_slowpath+0x1ec/0x13d0
[  608.715620] lowmem_reserve[]: 0
[  608.717885]  ? warn_alloc+0x120/0x120
[  608.722697]  0 3503
[  608.749443]  ? __lock_acquire+0x62f/0x4c20
[  608.755221]  3503
[  608.758500]  ? __lock_acquire+0x62f/0x4c20
[  608.762279] Node 0 
[  608.764521]  ? warn_alloc+0x120/0x120
[  608.768760] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  608.770823]  ? print_usage_bug+0xc0/0xc0
[  608.775028] lowmem_reserve[]: 0
[  608.777278]  ? warn_alloc+0x120/0x120
[  608.781055]  0
[  608.809443]  ? print_usage_bug+0xc0/0xc0
[  608.813486]  0 0
[  608.816796]  ? mark_held_locks+0x130/0x130
[  608.820596] Node 0 
[  608.822403]  ? mark_held_locks+0x130/0x130
[  608.826455] DMA: 
[  608.828436]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  608.833073] 1*4kB 
[  608.835310]  ? should_fail+0x22d/0xd01
[  608.839533] (U) 
[  608.841603]  ? zap_class+0x640/0x640
[  608.841621]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  608.847140] 0*8kB 
[  608.849289]  ? __lock_acquire+0x62f/0x4c20
[  608.853152] 0*16kB 
[  608.855134]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  608.859025] 1*32kB (U) 
[  608.864141]  ? should_fail+0x22d/0xd01
[  608.866276] 2*64kB 
[  608.870516]  ? mark_held_locks+0x130/0x130
[  608.872728] (U) 
[  608.877831]  ? mark_held_locks+0x130/0x130
[  608.880397] 1*128kB 
[  608.884281]  ? lock_downgrade+0x900/0x900
[  608.886499] (U) 
[  608.890730]  ? zap_class+0x640/0x640
[  608.892701] 1*256kB 
[  608.896929]  ? zap_class+0x640/0x640
[  608.899234] (U) 
[  608.903378]  ? zap_class+0x640/0x640
[  608.905334] 0*512kB 
[  608.909037]  ? do_raw_spin_unlock+0xa7/0x330
[  608.909054]  ? trace_hardirqs_on+0x310/0x310
[  608.911368] 1*1024kB 
[  608.915088]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  608.917046] (U) 
[  608.920769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  608.923074] 1*2048kB 
[  608.927480]  ? check_preemption_disabled+0x48/0x280
[  608.931866] (M) 
[  608.934295]  ? __lock_is_held+0xb5/0x140
[  608.939827] 3*4096kB 
[  608.941826]  __alloc_pages_nodemask+0xa80/0xde0
[  608.947343] (M) 
[  608.949761]  ? zap_class+0x640/0x640
[  608.954764] = 15908kB
[  608.956748]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  608.960790] Node 0 
[  608.963223]  ? find_held_lock+0x36/0x1c0
[  608.967858] DMA32: 5*4kB 
[  608.969866]  ? ____cache_alloc_node+0x1c7/0x1e0
[  608.973558] (MH) 
[  608.975977]  ? lock_downgrade+0x900/0x900
[  608.980982] 1*8kB 
[  608.983235]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  608.987278] (U) 
[  608.990048]  cache_grow_begin+0xa5/0x8c0
[  608.994695] 3*16kB (MH) 
[  608.996773]  ? do_raw_spin_unlock+0xa7/0x330
[  609.000904] 2*32kB 
[  609.003061]  fallback_alloc+0x204/0x2e0
[  609.008573] (MH) 4*64kB 
[  609.010590]  ____cache_alloc_node+0x1c7/0x1e0
[  609.014620] (MH) 
[  609.017298]  kmem_cache_alloc_node+0xe3/0x730
[  609.021680] 4*128kB (M) 
[  609.023934]  ? __kmalloc_node_track_caller+0x47/0x70
[  609.027884] 3*256kB (M) 
[  609.030588]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  609.035057] 4*512kB 
[  609.037126]  __alloc_skb+0x119/0x770
[  609.041600] (UM) 
[  609.044284]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  609.049362] 3*1024kB (UM) 
[  609.052060]  ? netdev_alloc_frag+0x1f0/0x1f0
[  609.057576] 3*2048kB (UM) 
[  609.059924]  ? vprintk_default+0x28/0x30
[  609.063617] 3*4096kB 
[  609.065688]  ? vprintk_func+0x85/0x181
[  609.071047] (M) 
[  609.073910]  ? printk+0xa7/0xcf
[  609.078308] = 25228kB
[  609.078318] Node 0 
[  609.081194]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  609.085238] Normal: 1142*4kB 
[  609.087713]  new_skb+0x26/0x1c0
[  609.091572] (MEH) 440*8kB 
[  609.093583]  aoecmd_cfg+0x279/0x7f0
[  609.096840] (UMEH) 
[  609.099264]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  609.101490] 198*16kB (UME) 
[  609.106287]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  609.109384] 53*32kB 
[  609.112677]  ? __lock_is_held+0xb5/0x140
[  609.115493] (UMEH) 
[  609.119141]  discover_timer+0x50/0x60
[  609.121346] 6*64kB (UM) 
[  609.125702]  call_timer_fn+0x272/0x920
[  609.128613] 1*128kB 
[  609.134166]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  609.136471] (H) 
[  609.140551]  ? process_timeout+0x40/0x40
[  609.142780] 0*256kB 
[  609.146595]  ? __run_timers+0x7da/0xc70
[  609.149238] 1*512kB 
[  609.153129]  ? _raw_spin_unlock_irq+0x27/0x80
[  609.155433] (H) 
[  609.160286]  ? _raw_spin_unlock_irq+0x27/0x80
[  609.162249] 0*1024kB 
[  609.166314]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  609.168619] 0*2048kB 
[  609.172599]  ? lockdep_hardirqs_on+0x296/0x5b0
[  609.174906] 0*4096kB 
[  609.179410]  ? trace_hardirqs_on+0xbd/0x310
[  609.181364] = 13976kB
[  609.181379] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  609.185868]  ? kasan_check_read+0x11/0x20
[  609.185887]  ? __run_timers+0x7da/0xc70
[  609.188309] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  609.193164]  ? trace_hardirqs_off_caller+0x310/0x310
[  609.195566] 4258 total pagecache pages
[  609.200175]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  609.202581] 0 pages in swap cache
[  609.206917]  __run_timers+0x7e5/0xc70
[  609.209313] Swap cache stats: add 0, delete 0, find 0/0
[  609.209323] Free swap  = 0kB
[  609.218188]  ? timer_fixup_init+0x70/0x70
[  609.222302] Total swap = 0kB
[  609.222312] 1965979 pages RAM
[  609.226295]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  609.234853] 0 pages HighMem/MovableOnly
[  609.234864] 342867 pages reserved
[  609.239987]  ? zap_class+0x640/0x640
[  609.243855] 0 pages cma reserved
[  609.248715]  ? enqueue_hrtimer+0x1a5/0x560
[  609.252211] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  609.255958]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  609.261462] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  609.264331]  ? find_held_lock+0x36/0x1c0
[  609.268459] syz-fuzzer cpuset=
[  609.271486]  ? zap_class+0x640/0x640
[  609.274576] /
[  609.279618]  ? pvclock_read_flags+0x160/0x160
[  609.283578]  mems_allowed=0
[  609.287037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  609.345732]  ? check_preemption_disabled+0x48/0x280
[  609.350764]  ? __lock_is_held+0xb5/0x140
[  609.354831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  609.360375]  ? check_preemption_disabled+0x48/0x280
[  609.365409]  run_timer_softirq+0x52/0xb0
[  609.369473]  ? rcu_read_lock_sched_held+0x14f/0x180
[  609.374508]  __do_softirq+0x308/0xb7e
[  609.378327]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  609.382826]  ? lock_downgrade+0x900/0x900
[  609.386986]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  609.392102]  ? pvclock_read_flags+0x160/0x160
[  609.396603]  ? lapic_next_event+0x5a/0x90
[  609.400771]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  609.406323]  ? kvm_clock_read+0x18/0x30
[  609.410301]  ? kvm_sched_clock_read+0x9/0x20
[  609.414739]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  609.420283]  ? check_preemption_disabled+0x48/0x280
[  609.425313]  irq_exit+0x17f/0x1c0
[  609.428772]  smp_apic_timer_interrupt+0x1cb/0x760
[  609.433622]  ? smp_reschedule_interrupt+0x109/0x650
[  609.438641]  ? smp_call_function_single_interrupt+0x650/0x650
[  609.444533]  ? interrupt_entry+0xb5/0xc0
[  609.448617]  ? trace_hardirqs_off_caller+0xbb/0x310
[  609.453637]  ? trace_hardirqs_off_caller+0xbb/0x310
[  609.458663]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  609.463519]  ? trace_hardirqs_on_caller+0x310/0x310
[  609.468563]  ? trace_hardirqs_on_caller+0x310/0x310
[  609.473601]  ? task_prio+0x50/0x50
[  609.477148]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  609.482694]  ? check_preemption_disabled+0x48/0x280
[  609.487724]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  609.492599]  apic_timer_interrupt+0xf/0x20
[  609.497443]  </IRQ>
[  609.499692] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  609.505585] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  609.524495] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  609.532223] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  609.539497] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  609.546771] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  609.554041] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  609.561318] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  609.568637]  ? save_stack+0xa9/0xd0
[  609.572286]  __kmalloc_node_track_caller+0x33/0x70
[  609.577225]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  609.581991]  pskb_expand_head+0x230/0x10f0
[  609.586244]  ? memcpy+0x45/0x50
[  609.589530]  ? __copy_skb_header+0x350/0x6b0
[  609.594006]  ? skb_release_data+0x880/0x880
[  609.598434]  ? __alloc_skb+0x770/0x770
[  609.602800]  ? __lock_is_held+0xb5/0x140
[  609.606879]  ? kasan_check_write+0x14/0x20
[  609.611119]  ? __skb_clone+0x6c7/0xa00
[  609.615015]  ? __copy_skb_header+0x6b0/0x6b0
[  609.619427]  ? kmem_cache_alloc+0x33a/0x730
[  609.623765]  skb_ensure_writable+0x3dd/0x640
[  609.628186]  ? skb_checksum_setup+0xaa0/0xaa0
[  609.632685]  ? check_preemption_disabled+0x48/0x280
[  609.637715]  ? __this_cpu_preempt_check+0x1c/0x20
[  609.642579]  ? __bpf_redirect+0x54b/0xb20
[  609.646733]  ? __switch_to_asm+0x34/0x70
[  609.650815]  bpf_clone_redirect+0x14a/0x490
[  609.655156]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  609.660192]  ? __sched_text_start+0x8/0x8
[  609.664360]  ? retint_kernel+0x2d/0x2d
[  609.668293]  ? find_held_lock+0x36/0x1c0
[  609.672373]  ? lock_acquire+0x1ed/0x520
[  609.676352]  ? bpf_test_run+0x3cb/0x780
[  609.680334]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  609.685881]  ? check_preemption_disabled+0x48/0x280
[  609.690915]  ? kasan_check_read+0x11/0x20
[  609.695077]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  609.700366]  ? rcu_softirq_qs+0x20/0x20
[  609.704349]  ? preempt_schedule+0x4d/0x60
[  609.708501]  ? ___preempt_schedule+0x16/0x18
[  609.712931]  ? bpf_test_run+0x25d/0x780
[  609.716929]  ? netlink_diag_dump+0x2a0/0x2a0
[  609.721438]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  609.726980]  ? bpf_test_init.isra.10+0x70/0x100
[  609.731662]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  609.736459]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  609.741307]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  609.746851]  ? fput+0x130/0x1a0
[  609.750137]  ? __bpf_prog_get+0x9b/0x290
[  609.754208]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  609.759068]  ? bpf_prog_test_run+0x130/0x1a0
[  609.763493]  ? __x64_sys_bpf+0x3d8/0x520
[  609.767570]  ? bpf_prog_get+0x20/0x20
[  609.771400]  ? do_syscall_64+0x1b9/0x820
[  609.775471]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  609.780843]  ? syscall_return_slowpath+0x5e0/0x5e0
[  609.785781]  ? trace_hardirqs_on_caller+0x310/0x310
[  609.790804]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  609.795829]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  609.802509]  ? __switch_to_asm+0x40/0x70
[  609.806590]  ? __switch_to_asm+0x34/0x70
[  609.810669]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  609.815530]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  609.820942] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  609.821009] aoe: skb alloc failure
[  609.827619] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  609.827624] Call Trace:
[  609.827631]  <IRQ>
[  609.827651]  dump_stack+0x244/0x39d
[  609.827668]  ? dump_stack_print_info.cold.1+0x20/0x20
[  609.827695]  warn_alloc.cold.117+0xb7/0x1bd
[  609.831247] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  609.840600]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  609.843188] syz-executor4 cpuset=
[  609.845358]  ? lock_downgrade+0x900/0x900
[  609.848962] syz4
[  609.854160]  ? trace_hardirqs_off+0xb8/0x310
[  609.858454]  mems_allowed=0
[  609.868952]  ? trace_hardirqs_off+0xb8/0x310
[  609.895152]  __alloc_pages_slowpath+0x2660/0x2d70
[  609.900035]  ? warn_alloc+0x120/0x120
[  609.903852]  ? warn_alloc+0x120/0x120
[  609.907657]  ? print_usage_bug+0xc0/0xc0
[  609.911725]  ? warn_alloc+0x120/0x120
[  609.915530]  ? print_usage_bug+0xc0/0xc0
[  609.919610]  ? __lock_acquire+0x62f/0x4c20
[  609.923846]  ? __lock_acquire+0x62f/0x4c20
[  609.928096]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  609.933641]  ? should_fail+0x22d/0xd01
[  609.937548]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  609.942672]  ? __lock_acquire+0x62f/0x4c20
[  609.946914]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  609.952020]  ? __lock_acquire+0x62f/0x4c20
[  609.956256]  ? should_fail+0x22d/0xd01
[  609.960160]  ? mark_held_locks+0x130/0x130
[  609.964411]  ? mark_held_locks+0x130/0x130
[  609.968659]  ? mark_held_locks+0xc7/0x130
[  609.972813]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  609.977838]  ? zap_class+0x640/0x640
[  609.981565]  ? print_usage_bug+0xc0/0xc0
[  609.985651]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  609.991204]  ? check_preemption_disabled+0x48/0x280
[  609.996240]  ? __lock_is_held+0xb5/0x140
[  610.000321]  __alloc_pages_nodemask+0xa80/0xde0
[  610.004999]  ? zap_class+0x640/0x640
[  610.008738]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  610.014200]  ? find_held_lock+0x36/0x1c0
[  610.018287]  ? ____cache_alloc_node+0x1c7/0x1e0
[  610.022969]  ? lock_downgrade+0x900/0x900
[  610.027133]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  610.032682]  cache_grow_begin+0xa5/0x8c0
[  610.036746]  ? do_raw_spin_unlock+0xa7/0x330
[  610.041167]  fallback_alloc+0x204/0x2e0
[  610.045151]  ____cache_alloc_node+0x1c7/0x1e0
[  610.049657]  kmem_cache_alloc_node+0xe3/0x730
[  610.054160]  ? ipv6_get_ifaddr+0x42e/0x620
[  610.058407]  __alloc_skb+0x119/0x770
[  610.062129]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  610.067418]  ? netdev_alloc_frag+0x1f0/0x1f0
[  610.071830]  ? lock_downgrade+0x900/0x900
[  610.076004]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  610.081783]  ? refcount_sub_and_test_checked+0x203/0x310
[  610.087255]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  610.092738]  ? addrconf_rs_timer+0x690/0x690
[  610.097172]  ndisc_alloc_skb+0x144/0x340
[  610.101364]  ndisc_send_rs+0x331/0x6e0
[  610.105749]  addrconf_rs_timer+0x314/0x690
[  610.109999]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  610.114259]  call_timer_fn+0x272/0x920
[  610.118264]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  610.122749]  ? process_timeout+0x40/0x40
[  610.126842]  ? mark_held_locks+0xc7/0x130
[  610.131000]  ? _raw_spin_unlock_irq+0x27/0x80
[  610.135511]  ? _raw_spin_unlock_irq+0x27/0x80
[  610.140231]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  610.144604]  ? lockdep_hardirqs_on+0x296/0x5b0
[  610.149309]  ? trace_hardirqs_on+0xbd/0x310
[  610.153648]  ? kasan_check_read+0x11/0x20
[  610.157805]  ? __run_timers+0x7da/0xc70
[  610.161894]  ? trace_hardirqs_off_caller+0x310/0x310
[  610.167017]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  610.171261]  __run_timers+0x7e5/0xc70
[  610.175564]  ? timer_fixup_init+0x70/0x70
[  610.179727]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  610.184752]  ? zap_class+0x640/0x640
[  610.188479]  ? print_usage_bug+0xc0/0xc0
[  610.192564]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  610.197779]  ? find_held_lock+0x36/0x1c0
[  610.201858]  ? zap_class+0x640/0x640
[  610.205590]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  610.211139]  ? check_preemption_disabled+0x48/0x280
[  610.216173]  ? __lock_is_held+0xb5/0x140
[  610.220246]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  610.225794]  ? check_preemption_disabled+0x48/0x280
[  610.230830]  run_timer_softirq+0x52/0xb0
[  610.234904]  ? rcu_read_lock_sched_held+0x14f/0x180
[  610.239939]  __do_softirq+0x308/0xb7e
[  610.243751]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  610.248253]  ? lock_downgrade+0x900/0x900
[  610.252420]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  610.257556]  ? pvclock_read_flags+0x160/0x160
[  610.262083]  ? lapic_next_event+0x5a/0x90
[  610.266253]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  610.271816]  ? kvm_clock_read+0x18/0x30
[  610.275802]  ? kvm_sched_clock_read+0x9/0x20
[  610.280230]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  610.285772]  ? check_preemption_disabled+0x48/0x280
[  610.290813]  irq_exit+0x17f/0x1c0
[  610.294275]  smp_apic_timer_interrupt+0x1cb/0x760
[  610.299119]  ? smp_reschedule_interrupt+0x109/0x650
[  610.304141]  ? smp_call_function_single_interrupt+0x650/0x650
[  610.310123]  ? interrupt_entry+0xb5/0xc0
[  610.314191]  ? trace_hardirqs_off_caller+0xbb/0x310
[  610.319210]  ? trace_hardirqs_off_caller+0xbb/0x310
[  610.324230]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  610.329084]  ? trace_hardirqs_on_caller+0x310/0x310
[  610.334104]  ? trace_hardirqs_on_caller+0x310/0x310
[  610.339123]  ? task_prio+0x50/0x50
[  610.342672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  610.348220]  ? check_preemption_disabled+0x48/0x280
[  610.353251]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  610.358120]  apic_timer_interrupt+0xf/0x20
[  610.362618]  </IRQ>
[  610.365091] RIP: 0010:console_unlock+0xffa/0x1160
[  610.369936] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  610.388843] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  610.396561] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  610.403838] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  610.411107] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  610.418376] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  610.425644] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  610.432934]  ? netconsole_netdev_event+0x280/0x280
[  610.437877]  ? console_unlock+0xff1/0x1160
[  610.442156]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  610.446837]  ? vprintk_emit+0x7f7/0x930
[  610.450831]  ? lock_release+0xa00/0xa00
[  610.454811]  ? trace_hardirqs_off_caller+0x300/0x310
[  610.460027]  ? vprintk_default+0x28/0x30
[  610.464101]  ? trace_hardirqs_off_caller+0x310/0x310
[  610.469211]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  610.474765]  vprintk_emit+0x33d/0x930
[  610.478584]  ? wake_up_klogd+0x180/0x180
[  610.482665]  ? find_held_lock+0x31/0x1c0
[  610.486748]  ? mark_held_locks+0xc7/0x130
[  610.490908]  ? _raw_spin_unlock_irq+0x27/0x80
[  610.495407]  ? _raw_spin_unlock_irq+0x27/0x80
[  610.499915]  vprintk_default+0x28/0x30
[  610.503812]  vprintk_func+0x7e/0x181
[  610.507532]  printk+0xa7/0xcf
[  610.510661]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  610.515429]  ? _raw_spin_unlock_irq+0x60/0x80
[  610.519943]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  610.525238]  dump_header+0x7cc/0xf72
[  610.528967]  ? pagefault_out_of_memory+0x197/0x197
[  610.534523]  ? zap_class+0x640/0x640
[  610.538257]  ? percpu_ref_get_many+0x240/0x240
[  610.542853]  ? print_usage_bug+0xc0/0xc0
[  610.547100]  ? print_usage_bug+0xc0/0xc0
[  610.551170]  ? zap_class+0x640/0x640
[  610.554896]  ? print_usage_bug+0xc0/0xc0
[  610.558981]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  610.564646]  ? find_held_lock+0x36/0x1c0
[  610.568723]  ? mark_held_locks+0xc7/0x130
[  610.572882]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  610.577992]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  610.583116]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  610.587707]  ? trace_hardirqs_on+0xbd/0x310
[  610.592034]  ? kasan_check_read+0x11/0x20
[  610.596192]  ? ___ratelimit+0x3b4/0x672
[  610.600189]  ? trace_hardirqs_off_caller+0x310/0x310
[  610.605295]  ? trace_hardirqs_on+0x310/0x310
[  610.609713]  ? lock_downgrade+0x900/0x900
[  610.613871]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  610.618978]  ? ___ratelimit+0x3b9/0x672
[  610.622957]  ? idr_get_free+0xec0/0xec0
[  610.626933]  ? find_held_lock+0x36/0x1c0
[  610.631007]  oom_kill_process.cold.27+0x10/0x903
[  610.635768]  ? zap_class+0x640/0x640
[  610.639487]  ? check_preemption_disabled+0x48/0x280
[  610.644523]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  610.649465]  ? kasan_check_read+0x11/0x20
[  610.653626]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  610.658920]  ? oom_evaluate_task+0x540/0x540
[  610.663520]  ? find_held_lock+0x36/0x1c0
[  610.667607]  ? out_of_memory+0x974/0x1430
[  610.671765]  ? lock_downgrade+0x900/0x900
[  610.675929]  ? check_preemption_disabled+0x48/0x280
[  610.680967]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  610.685914]  ? kasan_check_read+0x11/0x20
[  610.690095]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  610.695384]  ? rcu_softirq_qs+0x20/0x20
[  610.699372]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  610.704918]  ? oom_evaluate_task+0x302/0x540
[  610.709501]  out_of_memory+0xa84/0x1430
[  610.713498]  ? oom_killer_disable+0x3a0/0x3a0
[  610.718003]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  610.722960]  ? __mutex_add_waiter+0x2a0/0x2a0
[  610.727476]  __alloc_pages_slowpath+0x22d4/0x2d70
[  610.732360]  ? warn_alloc+0x120/0x120
[  610.736169]  ? rcu_softirq_qs+0x20/0x20
[  610.740187]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  610.745735]  ? should_fail+0x22d/0xd01
[  610.749644]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  610.754754]  ? zap_class+0x640/0x640
[  610.758495]  ? __lock_is_held+0xb5/0x140
[  610.762578]  ? mark_held_locks+0x130/0x130
[  610.766837]  ? lock_release+0xa00/0xa00
[  610.770955]  ? perf_trace_sched_process_exec+0x860/0x860
[  610.776419]  ? __might_sleep+0x95/0x190
[  610.780405]  __alloc_pages_nodemask+0xa80/0xde0
[  610.785095]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  610.790115]  ? __page_cache_alloc+0x191/0x5c0
[  610.794615]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  610.799557]  ? kasan_check_read+0x11/0x20
[  610.803723]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  610.809272]  ? zap_class+0x640/0x640
[  610.813008]  ? zap_class+0x640/0x640
[  610.816729]  ? zap_class+0x640/0x640
[  610.820458]  ? __do_page_cache_readahead+0x7ce/0x980
[  610.825587]  ? find_held_lock+0x36/0x1c0
[  610.829662]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  610.835312]  alloc_pages_current+0x173/0x350
[  610.839736]  __page_cache_alloc+0x38c/0x5c0
[  610.844063]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  610.849003]  ? kasan_check_read+0x11/0x20
[  610.853160]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  610.858447]  ? generic_perform_write+0x6a0/0x6a0
[  610.863208]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  610.868753]  ? check_preemption_disabled+0x48/0x280
[  610.873783]  filemap_fault+0x1594/0x25f0
[  610.877863]  ? __lock_page_or_retry+0xa00/0xa00
[  610.882549]  ? mark_held_locks+0x130/0x130
[  610.886800]  ? rcu_softirq_qs+0x20/0x20
[  610.890795]  ? filemap_map_pages+0xe04/0x1990
[  610.895457]  ? __free_object+0x173/0x340
[  610.899760]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  610.904796]  ? trace_hardirqs_off_caller+0x310/0x310
[  610.909972]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  610.914666]  ? debug_object_free+0x32d/0x690
[  610.919099]  ? kasan_check_read+0x11/0x20
[  610.923266]  ? debug_object_destroy+0x2b0/0x2b0
[  610.927958]  ? lock_pi_update_atomic+0x150/0x150
[  610.932733]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  610.938289]  ? __hrtimer_init+0xdb/0x240
[  610.942380]  ? lock_acquire+0x1ed/0x520
[  610.946369]  ? ext4_filemap_fault+0x7a/0xad
[  610.950716]  ? lock_release+0xa00/0xa00
[  610.954704]  ? perf_trace_sched_process_exec+0x860/0x860
[  610.960188]  ? print_usage_bug+0xc0/0xc0
[  610.964267]  ? print_usage_bug+0xc0/0xc0
[  610.968353]  ? down_read+0x8d/0x120
[  610.971994]  ? ext4_filemap_fault+0x7a/0xad
[  610.976330]  ? __down_interruptible+0x700/0x700
[  610.981014]  ext4_filemap_fault+0x82/0xad
[  610.985175]  __do_fault+0x100/0x6b0
[  610.988818]  ? pmd_devmap_trans_unstable+0x220/0x220
[  610.993935]  ? mark_held_locks+0x130/0x130
[  610.998182]  ? mark_held_locks+0x130/0x130
[  611.002427]  ? debug_smp_processor_id+0x1c/0x20
[  611.007111]  ? perf_trace_lock+0x14d/0x7a0
[  611.011369]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  611.017031]  __handle_mm_fault+0x307c/0x5920
[  611.021484]  ? perf_trace_lock+0x7a0/0x7a0
[  611.025751]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  611.030614]  ? lock_is_held_type+0x210/0x210
[  611.035040]  ? ksys_dup3+0x680/0x680
[  611.038764]  ? __switch_to_asm+0x34/0x70
[  611.042859]  ? zap_class+0x640/0x640
[  611.046810]  ? zap_class+0x640/0x640
[  611.050549]  ? __x64_sys_futex+0x53e/0x6a0
[  611.054808]  ? find_held_lock+0x36/0x1c0
[  611.059045]  ? handle_mm_fault+0x42a/0xc70
[  611.063303]  ? lock_downgrade+0x900/0x900
[  611.067738]  ? check_preemption_disabled+0x48/0x280
[  611.072776]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  611.077722]  ? kasan_check_read+0x11/0x20
[  611.081885]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  611.087173]  ? rcu_softirq_qs+0x20/0x20
[  611.091156]  ? trace_hardirqs_off_caller+0x310/0x310
[  611.096268]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  611.101816]  ? check_preemption_disabled+0x48/0x280
[  611.106853]  handle_mm_fault+0x54f/0xc70
[  611.110927]  ? __handle_mm_fault+0x5920/0x5920
[  611.115881]  ? find_vma+0x34/0x190
[  611.120072]  __do_page_fault+0x5e8/0xe60
[  611.124143]  ? trace_hardirqs_off+0xb8/0x310
[  611.128581]  do_page_fault+0xf2/0x7e0
[  611.132394]  ? vmalloc_sync_all+0x30/0x30
[  611.136557]  ? error_entry+0x70/0xd0
[  611.140282]  ? trace_hardirqs_off_caller+0xbb/0x310
[  611.145302]  ? trace_hardirqs_on_caller+0xc0/0x310
[  611.150238]  ? syscall_return_slowpath+0x5e0/0x5e0
[  611.155178]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  611.160092]  ? trace_hardirqs_on_caller+0x310/0x310
[  611.165116]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  611.170696]  ? prepare_exit_to_usermode+0x291/0x3b0
[  611.176052]  ? page_fault+0x8/0x30
[  611.179611]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  611.184466]  ? page_fault+0x8/0x30
[  611.188014]  page_fault+0x1e/0x30
[  611.191469] RIP: 0033:0x40f9c0
[  611.194685] Code: Bad RIP value.
[  611.198047] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  611.203419] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  611.210694] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  611.217976] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  611.225248] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  611.232517] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  611.239836] warn_alloc_show_mem: 1 callbacks suppressed
[  611.239849] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  611.239851] Mem-Info:
[  611.239882] active_anon:55033 inactive_anon:131 isolated_anon:0
[  611.239882]  active_file:10 inactive_file:13 isolated_file:2
[  611.239882]  unevictable:0 dirty:0 writeback:0 unstable:0
[  611.239882]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  611.239882]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  611.239882]  free:13778 free_pcp:355 free_cma:0
[  611.245263] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  611.245275] Call Trace:
[  611.252250] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  611.254659]  <IRQ>
[  611.287636] Node 0 
[  611.297012]  dump_stack+0x244/0x39d
[  611.299609] 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
[  611.327276]  ? dump_stack_print_info.cold.1+0x20/0x20
[  611.329406] lowmem_reserve[]:
[  611.331659]  warn_alloc.cold.117+0xb7/0x1bd
[  611.335268]  0
[  611.360793]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  611.365977]  2818
[  611.369098]  ? lock_downgrade+0x900/0x900
[  611.373404]  6321
[  611.375226]  ? trace_hardirqs_off+0xb8/0x310
[  611.380049]  6321
[  611.382124]  ? trace_hardirqs_off+0xb8/0x310
[  611.386255] Node 0 
[  611.388329]  __alloc_pages_slowpath+0x2660/0x2d70
[  611.392740] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  611.394826]  ? warn_alloc+0x120/0x120
[  611.399197] lowmem_reserve[]: 0
[  611.401447]  ? __lock_acquire+0x62f/0x4c20
[  611.406261]  0 3503
[  611.433011]  ? __lock_acquire+0x62f/0x4c20
[  611.436796]  3503
[  611.440074]  ? warn_alloc+0x120/0x120
[  611.446534]  ? print_usage_bug+0xc0/0xc0
[  611.450752] Node 0 
[  611.452823]  ? warn_alloc+0x120/0x120
[  611.456628] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  611.460664]  ? print_usage_bug+0xc0/0xc0
[  611.462878] lowmem_reserve[]: 0
[  611.466692]  ? mark_held_locks+0x130/0x130
[  611.495041]  0 0
[  611.499153]  ? mark_held_locks+0x130/0x130
[  611.502408]  0
[  611.506658]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  611.508613] Node 0 
[  611.512866]  ? should_fail+0x22d/0xd01
[  611.514647] DMA: 1*4kB 
[  611.520197]  ? zap_class+0x640/0x640
[  611.522420] (U) 
[  611.526315]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  611.526335]  ? __lock_acquire+0x62f/0x4c20
[  611.528905] 0*8kB 
[  611.532620]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  611.534581] 0*16kB 
[  611.539679]  ? should_fail+0x22d/0xd01
[  611.543900] 1*32kB 
[  611.546057]  ? mark_held_locks+0x130/0x130
[  611.551138] (U) 
[  611.553378]  ? mark_held_locks+0x130/0x130
[  611.557263] 2*64kB (U) 
[  611.559518]  ? lock_downgrade+0x900/0x900
[  611.563733] 1*128kB 
[  611.565707]  ? zap_class+0x640/0x640
[  611.569920] (U) 
[  611.572505]  ? zap_class+0x640/0x640
[  611.576627] 1*256kB (U) 
[  611.578962]  ? zap_class+0x640/0x640
[  611.582751] 0*512kB 1*1024kB 
[  611.584746]  ? do_raw_spin_unlock+0xa7/0x330
[  611.588439] (U) 
[  611.591114]  ? trace_hardirqs_on+0x310/0x310
[  611.594801] 1*2048kB (M) 
[  611.597918]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  611.602697] 3*4096kB (M) 
[  611.604692]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  611.609075] = 15908kB
[  611.609084] Node 0 
[  611.611843]  ? check_preemption_disabled+0x48/0x280
[  611.617355] DMA32: 5*4kB 
[  611.620130]  ? __lock_is_held+0xb5/0x140
[  611.625637] (MH) 1*8kB 
[  611.628067]  __alloc_pages_nodemask+0xa80/0xde0
[  611.630282] (U) 
[  611.635305]  ? zap_class+0x640/0x640
[  611.638042] 3*16kB (MH) 
[  611.642119]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  611.644682] 2*32kB (MH) 
[  611.649370]  ? find_held_lock+0x36/0x1c0
[  611.651319] 4*64kB 
[  611.655043]  ? ____cache_alloc_node+0x1c7/0x1e0
[  611.657682] (MH) 4*128kB 
[  611.662713]  ? lock_downgrade+0x900/0x900
[  611.665354] (M) 3*256kB 
[  611.669435]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  611.671649] (M) 
[  611.676319]  cache_grow_begin+0xa5/0x8c0
[  611.679051] 4*512kB 
[  611.683195]  ? do_raw_spin_unlock+0xa7/0x330
[  611.685851] (UM) 
[  611.691395]  fallback_alloc+0x204/0x2e0
[  611.693341] 3*1024kB (UM) 
[  611.697424]  ____cache_alloc_node+0x1c7/0x1e0
[  611.699730] 3*2048kB (UM) 
[  611.704161]  kmem_cache_alloc_node+0xe3/0x730
[  611.706193] 3*4096kB (M) 
[  611.710201]  ? __kmalloc_node_track_caller+0x47/0x70
[  611.713018] = 25228kB
[  611.713027] Node 0 
[  611.717531]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  611.720362] Normal: 1142*4kB 
[  611.724872]  __alloc_skb+0x119/0x770
[  611.727611] (MEH) 
[  611.732726]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  611.735113] 440*8kB 
[  611.737354]  ? netdev_alloc_frag+0x1f0/0x1f0
[  611.742866] (UMEH) 
[  611.745977]  ? vprintk_default+0x28/0x30
[  611.749675] 198*16kB 
[  611.751821]  ? vprintk_func+0x85/0x181
[  611.757158] (UME) 53*32kB 
[  611.759489]  ? printk+0xa7/0xcf
[  611.763881] (UMEH) 
[  611.766118]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  611.770162] 6*64kB 
[  611.772586]  new_skb+0x26/0x1c0
[  611.776436] (UM) 1*128kB 
[  611.779291]  aoecmd_cfg+0x279/0x7f0
[  611.782565] (H) 0*256kB 
[  611.784814]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  611.789557] 1*512kB 
[  611.791806]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  611.795069] (H) 
[  611.797832]  ? __lock_is_held+0xb5/0x140
[  611.801431] 0*1024kB 
[  611.804110]  discover_timer+0x50/0x60
[  611.808408] 0*2048kB 
[  611.810732]  call_timer_fn+0x272/0x920
[  611.816253] 0*4096kB = 13976kB
[  611.818245]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  611.822288] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  611.824702]  ? process_timeout+0x40/0x40
[  611.828623] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  611.828632] 4258 total pagecache pages
[  611.831062]  ? __run_timers+0x7da/0xc70
[  611.834940] 0 pages in swap cache
[  611.838129]  ? _raw_spin_unlock_irq+0x27/0x80
[  611.842950] Swap cache stats: add 0, delete 0, find 0/0
[  611.842960] Free swap  = 0kB
[  611.851810]  ? _raw_spin_unlock_irq+0x27/0x80
[  611.855862] Total swap = 0kB
[  611.864450]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  611.864470]  ? lockdep_hardirqs_on+0x296/0x5b0
[  611.868365] 1965979 pages RAM
[  611.872354]  ? trace_hardirqs_on+0xbd/0x310
[  611.875788] 0 pages HighMem/MovableOnly
[  611.875799] 342867 pages reserved
[  611.880303]  ? kasan_check_read+0x11/0x20
[  611.885642] 0 pages cma reserved
[  611.885723] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  611.888684]  ? __run_timers+0x7da/0xc70
[  611.888702]  ? trace_hardirqs_off_caller+0x310/0x310
[  611.888731]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  611.893284] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  611.896246]  __run_timers+0x7e5/0xc70
[  611.901075] syz-fuzzer cpuset=
[  611.905672]  ? timer_fixup_init+0x70/0x70
[  611.908745] /
[  611.913069]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  611.917031]  mems_allowed=0
[  611.920484]  ? zap_class+0x640/0x640
[  611.983216]  ? enqueue_hrtimer+0x1a5/0x560
[  611.987521]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  611.992746]  ? find_held_lock+0x36/0x1c0
[  611.996839]  ? zap_class+0x640/0x640
[  612.000578]  ? pvclock_read_flags+0x160/0x160
[  612.005081]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  612.010627]  ? check_preemption_disabled+0x48/0x280
[  612.015667]  ? __lock_is_held+0xb5/0x140
[  612.019740]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  612.025279]  ? check_preemption_disabled+0x48/0x280
[  612.030304]  run_timer_softirq+0x52/0xb0
[  612.034371]  ? rcu_read_lock_sched_held+0x14f/0x180
[  612.039392]  __do_softirq+0x308/0xb7e
[  612.043197]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  612.047704]  ? lock_downgrade+0x900/0x900
[  612.051858]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  612.056979]  ? pvclock_read_flags+0x160/0x160
[  612.061494]  ? lapic_next_event+0x5a/0x90
[  612.065655]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  612.071207]  ? kvm_clock_read+0x18/0x30
[  612.075196]  ? kvm_sched_clock_read+0x9/0x20
[  612.079962]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  612.085515]  ? check_preemption_disabled+0x48/0x280
[  612.090573]  irq_exit+0x17f/0x1c0
[  612.094059]  smp_apic_timer_interrupt+0x1cb/0x760
[  612.098905]  ? smp_reschedule_interrupt+0x109/0x650
[  612.103932]  ? smp_call_function_single_interrupt+0x650/0x650
[  612.109825]  ? interrupt_entry+0xb5/0xc0
[  612.113890]  ? trace_hardirqs_off_caller+0xbb/0x310
[  612.118910]  ? trace_hardirqs_off_caller+0xbb/0x310
[  612.123937]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  612.128789]  ? trace_hardirqs_on_caller+0x310/0x310
[  612.133809]  ? trace_hardirqs_on_caller+0x310/0x310
[  612.138833]  ? task_prio+0x50/0x50
[  612.142377]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  612.147923]  ? check_preemption_disabled+0x48/0x280
[  612.152955]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  612.157813]  apic_timer_interrupt+0xf/0x20
[  612.162048]  </IRQ>
[  612.164296] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  612.170189] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  612.189096] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  612.196808] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  612.204083] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  612.211357] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  612.218627] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  612.225897] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  612.233208]  ? save_stack+0xa9/0xd0
[  612.236852]  __kmalloc_node_track_caller+0x33/0x70
[  612.241795]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  612.246577]  pskb_expand_head+0x230/0x10f0
[  612.250829]  ? memcpy+0x45/0x50
[  612.254118]  ? __copy_skb_header+0x350/0x6b0
[  612.258529]  ? skb_release_data+0x880/0x880
[  612.262874]  ? __alloc_skb+0x770/0x770
[  612.266785]  ? __lock_is_held+0xb5/0x140
[  612.270866]  ? kasan_check_write+0x14/0x20
[  612.275104]  ? __skb_clone+0x6c7/0xa00
[  612.279004]  ? __copy_skb_header+0x6b0/0x6b0
[  612.283426]  ? kmem_cache_alloc+0x33a/0x730
[  612.287769]  skb_ensure_writable+0x3dd/0x640
[  612.292187]  ? skb_checksum_setup+0xaa0/0xaa0
[  612.296691]  ? check_preemption_disabled+0x48/0x280
[  612.301719]  ? __this_cpu_preempt_check+0x1c/0x20
[  612.306578]  ? __bpf_redirect+0x54b/0xb20
[  612.310730]  ? __switch_to_asm+0x34/0x70
[  612.314808]  bpf_clone_redirect+0x14a/0x490
[  612.319143]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  612.324164]  ? __sched_text_start+0x8/0x8
[  612.328318]  ? retint_kernel+0x2d/0x2d
[  612.332224]  ? find_held_lock+0x36/0x1c0
[  612.336310]  ? lock_acquire+0x1ed/0x520
[  612.340293]  ? bpf_test_run+0x3cb/0x780
[  612.344291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  612.349835]  ? check_preemption_disabled+0x48/0x280
[  612.354864]  ? kasan_check_read+0x11/0x20
[  612.359027]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  612.364320]  ? rcu_softirq_qs+0x20/0x20
[  612.368305]  ? preempt_schedule+0x4d/0x60
[  612.372469]  ? ___preempt_schedule+0x16/0x18
[  612.376903]  ? bpf_test_run+0x25d/0x780
[  612.380896]  ? netlink_diag_dump+0x2a0/0x2a0
[  612.385348]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  612.390910]  ? bpf_test_init.isra.10+0x70/0x100
[  612.395606]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  612.400401]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  612.405260]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  612.410816]  ? fput+0x130/0x1a0
[  612.414107]  ? __bpf_prog_get+0x9b/0x290
[  612.418178]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  612.423021]  ? bpf_prog_test_run+0x130/0x1a0
[  612.427449]  ? __x64_sys_bpf+0x3d8/0x520
[  612.431521]  ? bpf_prog_get+0x20/0x20
[  612.435385]  ? do_syscall_64+0x1b9/0x820
[  612.439458]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  612.444836]  ? syscall_return_slowpath+0x5e0/0x5e0
[  612.449777]  ? trace_hardirqs_on_caller+0x310/0x310
[  612.454804]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  612.459832]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  612.466512]  ? __switch_to_asm+0x40/0x70
[  612.470598]  ? __switch_to_asm+0x34/0x70
[  612.474682]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  612.479558]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  612.484961] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  612.485047] aoe: skb alloc failure
[  612.491652] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  612.491658] Call Trace:
[  612.491665]  <IRQ>
[  612.491687]  dump_stack+0x244/0x39d
[  612.491704]  ? dump_stack_print_info.cold.1+0x20/0x20
[  612.491731]  warn_alloc.cold.117+0xb7/0x1bd
[  612.495294] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  612.504656]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  612.507219] syz-executor4 cpuset=
[  612.509369]  ? lock_downgrade+0x900/0x900
[  612.512978] syz4
[  612.518173]  ? trace_hardirqs_off+0xb8/0x310
[  612.522476]  mems_allowed=0
[  612.532975]  ? trace_hardirqs_off+0xb8/0x310
[  612.559072]  __alloc_pages_slowpath+0x2660/0x2d70
[  612.563973]  ? warn_alloc+0x120/0x120
[  612.567797]  ? warn_alloc+0x120/0x120
[  612.571622]  ? print_usage_bug+0xc0/0xc0
[  612.575706]  ? warn_alloc+0x120/0x120
[  612.579517]  ? print_usage_bug+0xc0/0xc0
[  612.583597]  ? __lock_acquire+0x62f/0x4c20
[  612.587942]  ? __lock_acquire+0x62f/0x4c20
[  612.592195]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  612.597743]  ? should_fail+0x22d/0xd01
[  612.601642]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  612.606754]  ? __lock_acquire+0x62f/0x4c20
[  612.610999]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  612.616108]  ? __lock_acquire+0x62f/0x4c20
[  612.620375]  ? should_fail+0x22d/0xd01
[  612.624267]  ? find_held_lock+0x36/0x1c0
[  612.628341]  ? mark_held_locks+0x130/0x130
[  612.632591]  ? mark_held_locks+0x130/0x130
[  612.636829]  ? zap_class+0x640/0x640
[  612.640551]  ? zap_class+0x640/0x640
[  612.644283]  ? print_usage_bug+0xc0/0xc0
[  612.648346]  ? do_raw_spin_unlock+0xa7/0x330
[  612.652763]  ? zap_class+0x640/0x640
[  612.656483]  ? print_usage_bug+0xc0/0xc0
[  612.660565]  ? wq_watchdog_touch+0x9c/0xfe
[  612.664810]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  612.670356]  ? check_preemption_disabled+0x48/0x280
[  612.675393]  ? __lock_is_held+0xb5/0x140
[  612.679469]  __alloc_pages_nodemask+0xa80/0xde0
[  612.684145]  ? zap_class+0x640/0x640
[  612.687873]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  612.692903]  ? find_held_lock+0x36/0x1c0
[  612.696980]  ? ____cache_alloc_node+0x1c7/0x1e0
[  612.701657]  ? lock_downgrade+0x900/0x900
[  612.705820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  612.711878]  cache_grow_begin+0xa5/0x8c0
[  612.715945]  ? do_raw_spin_unlock+0xa7/0x330
[  612.720370]  fallback_alloc+0x204/0x2e0
[  612.724355]  ____cache_alloc_node+0x1c7/0x1e0
[  612.728870]  kmem_cache_alloc_node+0xe3/0x730
[  612.733379]  ? ipv6_get_ifaddr+0x42e/0x620
[  612.737630]  __alloc_skb+0x119/0x770
[  612.741348]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  612.746633]  ? netdev_alloc_frag+0x1f0/0x1f0
[  612.751046]  ? lock_downgrade+0x900/0x900
[  612.755209]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  612.760750]  ? refcount_sub_and_test_checked+0x203/0x310
[  612.766221]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  612.771695]  ? addrconf_rs_timer+0x690/0x690
[  612.776157]  ndisc_alloc_skb+0x144/0x340
[  612.780239]  ndisc_send_rs+0x331/0x6e0
[  612.784149]  addrconf_rs_timer+0x314/0x690
[  612.788407]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  612.792674]  call_timer_fn+0x272/0x920
[  612.796575]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  612.800825]  ? process_timeout+0x40/0x40
[  612.804905]  ? mark_held_locks+0xc7/0x130
[  612.809077]  ? _raw_spin_unlock_irq+0x27/0x80
[  612.813597]  ? _raw_spin_unlock_irq+0x27/0x80
[  612.818101]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  612.822349]  ? lockdep_hardirqs_on+0x296/0x5b0
[  612.826945]  ? trace_hardirqs_on+0xbd/0x310
[  612.831275]  ? kasan_check_read+0x11/0x20
[  612.835443]  ? __run_timers+0x7da/0xc70
[  612.839427]  ? trace_hardirqs_off_caller+0x310/0x310
[  612.844552]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  612.848809]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  612.853050]  __run_timers+0x7e5/0xc70
[  612.856879]  ? timer_fixup_init+0x70/0x70
[  612.861037]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  612.866092]  ? zap_class+0x640/0x640
[  612.869828]  ? print_usage_bug+0xc0/0xc0
[  612.873929]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  612.879154]  ? find_held_lock+0x36/0x1c0
[  612.883238]  ? zap_class+0x640/0x640
[  612.886972]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  612.892518]  ? check_preemption_disabled+0x48/0x280
[  612.897572]  ? __lock_is_held+0xb5/0x140
[  612.901652]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  612.907207]  ? check_preemption_disabled+0x48/0x280
[  612.912251]  run_timer_softirq+0x52/0xb0
[  612.916322]  ? rcu_read_lock_sched_held+0x14f/0x180
[  612.921343]  __do_softirq+0x308/0xb7e
[  612.925149]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  612.929649]  ? lock_downgrade+0x900/0x900
[  612.933806]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  612.938921]  ? pvclock_read_flags+0x160/0x160
[  612.943424]  ? lapic_next_event+0x5a/0x90
[  612.947579]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  612.953128]  ? kvm_clock_read+0x18/0x30
[  612.957102]  ? kvm_sched_clock_read+0x9/0x20
[  612.961513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  612.967068]  ? check_preemption_disabled+0x48/0x280
[  612.972101]  irq_exit+0x17f/0x1c0
[  612.975578]  smp_apic_timer_interrupt+0x1cb/0x760
[  612.980432]  ? smp_reschedule_interrupt+0x109/0x650
[  612.985452]  ? smp_call_function_single_interrupt+0x650/0x650
[  612.991339]  ? interrupt_entry+0xb5/0xc0
[  612.995407]  ? trace_hardirqs_off_caller+0xbb/0x310
[  613.000433]  ? trace_hardirqs_off_caller+0xbb/0x310
[  613.005455]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  613.010305]  ? trace_hardirqs_on_caller+0x310/0x310
[  613.015321]  ? trace_hardirqs_on_caller+0x310/0x310
[  613.020343]  ? task_prio+0x50/0x50
[  613.023890]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  613.029436]  ? check_preemption_disabled+0x48/0x280
[  613.034461]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  613.039324]  apic_timer_interrupt+0xf/0x20
[  613.043563]  </IRQ>
[  613.045807] RIP: 0010:console_unlock+0xffa/0x1160
[  613.050660] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  613.069580] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  613.077310] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  613.084581] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  613.091861] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  613.099135] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  613.106404] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  613.113690]  ? netconsole_netdev_event+0x280/0x280
[  613.118640]  ? console_unlock+0xff1/0x1160
[  613.122903]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  613.127573]  ? vprintk_emit+0x7f7/0x930
[  613.131570]  ? lock_release+0xa00/0xa00
[  613.135561]  ? trace_hardirqs_off_caller+0x300/0x310
[  613.140685]  ? vprintk_default+0x28/0x30
[  613.144761]  ? trace_hardirqs_off_caller+0x310/0x310
[  613.149875]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  613.155426]  vprintk_emit+0x33d/0x930
[  613.159256]  ? wake_up_klogd+0x180/0x180
[  613.163343]  ? find_held_lock+0x31/0x1c0
[  613.167423]  ? mark_held_locks+0xc7/0x130
[  613.171581]  ? _raw_spin_unlock_irq+0x27/0x80
[  613.176093]  ? _raw_spin_unlock_irq+0x27/0x80
[  613.180621]  vprintk_default+0x28/0x30
[  613.184518]  vprintk_func+0x7e/0x181
[  613.188245]  printk+0xa7/0xcf
[  613.191360]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  613.196124]  ? _raw_spin_unlock_irq+0x60/0x80
[  613.200637]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  613.205947]  dump_header+0x7cc/0xf72
[  613.209679]  ? pagefault_out_of_memory+0x197/0x197
[  613.214623]  ? zap_class+0x640/0x640
[  613.218348]  ? percpu_ref_get_many+0x240/0x240
[  613.222936]  ? print_usage_bug+0xc0/0xc0
[  613.227001]  ? print_usage_bug+0xc0/0xc0
[  613.231079]  ? zap_class+0x640/0x640
[  613.234806]  ? print_usage_bug+0xc0/0xc0
[  613.238877]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  613.244427]  ? find_held_lock+0x36/0x1c0
[  613.248502]  ? mark_held_locks+0xc7/0x130
[  613.252665]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  613.257772]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  613.262878]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  613.267466]  ? trace_hardirqs_on+0xbd/0x310
[  613.271791]  ? kasan_check_read+0x11/0x20
[  613.275939]  ? ___ratelimit+0x3b4/0x672
[  613.279950]  ? trace_hardirqs_off_caller+0x310/0x310
[  613.285072]  ? trace_hardirqs_on+0x310/0x310
[  613.289487]  ? lock_downgrade+0x900/0x900
[  613.293655]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  613.298775]  ? ___ratelimit+0x3b9/0x672
[  613.302764]  ? idr_get_free+0xec0/0xec0
[  613.306765]  ? find_held_lock+0x36/0x1c0
[  613.310845]  oom_kill_process.cold.27+0x10/0x903
[  613.315610]  ? zap_class+0x640/0x640
[  613.319325]  ? check_preemption_disabled+0x48/0x280
[  613.324355]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  613.329291]  ? kasan_check_read+0x11/0x20
[  613.333445]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  613.338731]  ? oom_evaluate_task+0x540/0x540
[  613.343146]  ? find_held_lock+0x36/0x1c0
[  613.347223]  ? out_of_memory+0x974/0x1430
[  613.351379]  ? lock_downgrade+0x900/0x900
[  613.355529]  ? check_preemption_disabled+0x48/0x280
[  613.360572]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  613.365506]  ? kasan_check_read+0x11/0x20
[  613.369668]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  613.374960]  ? rcu_softirq_qs+0x20/0x20
[  613.378943]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  613.384482]  ? oom_evaluate_task+0x302/0x540
[  613.388903]  out_of_memory+0xa84/0x1430
[  613.392897]  ? oom_killer_disable+0x3a0/0x3a0
[  613.397394]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  613.402349]  ? __mutex_add_waiter+0x2a0/0x2a0
[  613.406863]  __alloc_pages_slowpath+0x22d4/0x2d70
[  613.411742]  ? warn_alloc+0x120/0x120
[  613.415553]  ? rcu_softirq_qs+0x20/0x20
[  613.419576]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  613.425119]  ? should_fail+0x22d/0xd01
[  613.429017]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  613.434125]  ? zap_class+0x640/0x640
[  613.437870]  ? __lock_is_held+0xb5/0x140
[  613.441951]  ? mark_held_locks+0x130/0x130
[  613.446195]  ? lock_release+0xa00/0xa00
[  613.450289]  ? perf_trace_sched_process_exec+0x860/0x860
[  613.455762]  ? __might_sleep+0x95/0x190
[  613.459754]  __alloc_pages_nodemask+0xa80/0xde0
[  613.464436]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  613.469468]  ? __page_cache_alloc+0x191/0x5c0
[  613.473974]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  613.478911]  ? kasan_check_read+0x11/0x20
[  613.483076]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  613.488365]  ? zap_class+0x640/0x640
[  613.492095]  ? zap_class+0x640/0x640
[  613.495812]  ? zap_class+0x640/0x640
[  613.499532]  ? __do_page_cache_readahead+0x7ce/0x980
[  613.504664]  ? find_held_lock+0x36/0x1c0
[  613.508745]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  613.514295]  alloc_pages_current+0x173/0x350
[  613.518714]  __page_cache_alloc+0x38c/0x5c0
[  613.523042]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  613.527980]  ? kasan_check_read+0x11/0x20
[  613.532145]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  613.537443]  ? generic_perform_write+0x6a0/0x6a0
[  613.542212]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  613.547762]  ? check_preemption_disabled+0x48/0x280
[  613.552801]  filemap_fault+0x1594/0x25f0
[  613.556890]  ? __lock_page_or_retry+0xa00/0xa00
[  613.561591]  ? mark_held_locks+0x130/0x130
[  613.565850]  ? rcu_softirq_qs+0x20/0x20
[  613.569865]  ? filemap_map_pages+0xe04/0x1990
[  613.574388]  ? __free_object+0x173/0x340
[  613.578462]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  613.583403]  ? trace_hardirqs_off_caller+0x310/0x310
[  613.588523]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  613.593218]  ? debug_object_free+0x32d/0x690
[  613.597635]  ? kasan_check_read+0x11/0x20
[  613.602101]  ? debug_object_destroy+0x2b0/0x2b0
[  613.606779]  ? lock_pi_update_atomic+0x150/0x150
[  613.611556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  613.617104]  ? __hrtimer_init+0xdb/0x240
[  613.621182]  ? lock_acquire+0x1ed/0x520
[  613.625157]  ? ext4_filemap_fault+0x7a/0xad
[  613.629493]  ? lock_release+0xa00/0xa00
[  613.633478]  ? perf_trace_sched_process_exec+0x860/0x860
[  613.638934]  ? print_usage_bug+0xc0/0xc0
[  613.643000]  ? print_usage_bug+0xc0/0xc0
[  613.647080]  ? down_read+0x8d/0x120
[  613.650708]  ? ext4_filemap_fault+0x7a/0xad
[  613.655036]  ? __down_interruptible+0x700/0x700
[  613.659747]  ext4_filemap_fault+0x82/0xad
[  613.663907]  __do_fault+0x100/0x6b0
[  613.667559]  ? pmd_devmap_trans_unstable+0x220/0x220
[  613.672683]  ? mark_held_locks+0x130/0x130
[  613.676926]  ? mark_held_locks+0x130/0x130
[  613.681170]  ? debug_smp_processor_id+0x1c/0x20
[  613.685870]  ? perf_trace_lock+0x14d/0x7a0
[  613.690126]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  613.695680]  __handle_mm_fault+0x307c/0x5920
[  613.700106]  ? perf_trace_lock+0x7a0/0x7a0
[  613.704372]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  613.709237]  ? lock_is_held_type+0x210/0x210
[  613.713674]  ? ksys_dup3+0x680/0x680
[  613.717397]  ? __switch_to_asm+0x34/0x70
[  613.721514]  ? zap_class+0x640/0x640
[  613.725246]  ? zap_class+0x640/0x640
[  613.728966]  ? __x64_sys_futex+0x53e/0x6a0
[  613.733220]  ? find_held_lock+0x36/0x1c0
[  613.737304]  ? handle_mm_fault+0x42a/0xc70
[  613.741559]  ? lock_downgrade+0x900/0x900
[  613.745712]  ? check_preemption_disabled+0x48/0x280
[  613.750742]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  613.755683]  ? kasan_check_read+0x11/0x20
[  613.759840]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  613.765134]  ? rcu_softirq_qs+0x20/0x20
[  613.769120]  ? trace_hardirqs_off_caller+0x310/0x310
[  613.774234]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  613.779778]  ? check_preemption_disabled+0x48/0x280
[  613.784807]  handle_mm_fault+0x54f/0xc70
[  613.788884]  ? __handle_mm_fault+0x5920/0x5920
[  613.793488]  ? find_vma+0x34/0x190
[  613.797044]  __do_page_fault+0x5e8/0xe60
[  613.801123]  ? trace_hardirqs_off+0xb8/0x310
[  613.805826]  do_page_fault+0xf2/0x7e0
[  613.809649]  ? vmalloc_sync_all+0x30/0x30
[  613.813811]  ? error_entry+0x70/0xd0
[  613.817551]  ? trace_hardirqs_off_caller+0xbb/0x310
[  613.822592]  ? trace_hardirqs_on_caller+0xc0/0x310
[  613.827549]  ? syscall_return_slowpath+0x5e0/0x5e0
[  613.832495]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  613.837359]  ? trace_hardirqs_on_caller+0x310/0x310
[  613.842398]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  613.847868]  ? prepare_exit_to_usermode+0x291/0x3b0
[  613.852895]  ? page_fault+0x8/0x30
[  613.856450]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  613.861303]  ? page_fault+0x8/0x30
[  613.864852]  page_fault+0x1e/0x30
[  613.868312] RIP: 0033:0x40f9c0
[  613.871527] Code: Bad RIP value.
[  613.874927] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  613.880301] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  613.887594] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  613.894882] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  613.902165] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  613.909446] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  613.916756] warn_alloc_show_mem: 1 callbacks suppressed
[  613.916768] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  613.916771] Mem-Info:
[  613.916801] active_anon:55033 inactive_anon:131 isolated_anon:0
[  613.916801]  active_file:10 inactive_file:13 isolated_file:2
[  613.916801]  unevictable:0 dirty:0 writeback:0 unstable:0
[  613.916801]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  613.916801]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  613.916801]  free:13778 free_pcp:355 free_cma:0
[  613.922146] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  613.922156] Call Trace:
[  613.929120] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  613.931526]  <IRQ>
[  613.964504] Node 0 
[  613.973893]  dump_stack+0x244/0x39d
[  613.976482] 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
[  614.004148]  ? dump_stack_print_info.cold.1+0x20/0x20
[  614.006280] lowmem_reserve[]:
[  614.008560]  warn_alloc.cold.117+0xb7/0x1bd
[  614.012164]  0
[  614.037702]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  614.042880]  2818
[  614.045996]  ? lock_downgrade+0x900/0x900
[  614.050285]  6321 6321
[  614.052107]  ? trace_hardirqs_off+0xb8/0x310
[  614.056920] Node 0 
[  614.059002]  ? trace_hardirqs_off+0xb8/0x310
[  614.063155] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  614.065644]  __alloc_pages_slowpath+0x2660/0x2d70
[  614.070013] lowmem_reserve[]: 0
[  614.072292]  ? warn_alloc+0x120/0x120
[  614.076674]  0 3503
[  614.103426]  ? __lock_acquire+0x62f/0x4c20
[  614.108260]  3503
[  614.111568]  ? __lock_acquire+0x62f/0x4c20
[  614.115343] Node 0 
[  614.117587]  ? warn_alloc+0x120/0x120
[  614.121821] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  614.123863]  ? print_usage_bug+0xc0/0xc0
[  614.128071] lowmem_reserve[]: 0
[  614.130342]  ? warn_alloc+0x120/0x120
[  614.134124]  0
[  614.162606]  ? print_usage_bug+0xc0/0xc0
[  614.166647]  0 0
[  614.169946]  ? mark_held_locks+0x130/0x130
[  614.173726] Node 0 
[  614.175531]  ? mark_held_locks+0x130/0x130
[  614.179579] DMA: 
[  614.181571]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  614.185781] 1*4kB 
[  614.188019]  ? should_fail+0x22d/0xd01
[  614.192233] (U) 
[  614.194299]  ? zap_class+0x640/0x640
[  614.199805] 0*8kB 0*16kB 
[  614.201967]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  614.205824] 1*32kB (U) 
[  614.207812]  ? __lock_acquire+0x62f/0x4c20
[  614.211498] 2*64kB (U) 
[  614.214275]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  614.219360] 1*128kB 
[  614.221948]  ? should_fail+0x22d/0xd01
[  614.226154] (U) 1*256kB 
[  614.228762]  ? mark_held_locks+0x130/0x130
[  614.233829] (U) 0*512kB 
[  614.236170]  ? mark_held_locks+0x130/0x130
[  614.240048] 1*1024kB (U) 
[  614.242738]  ? lock_downgrade+0x900/0x900
[  614.246944] 1*2048kB (M) 
[  614.249642]  ? zap_class+0x640/0x640
[  614.253852] 3*4096kB (M) 
[  614.256635]  ? zap_class+0x640/0x640
[  614.260776] = 15908kB
[  614.263549]  ? zap_class+0x640/0x640
[  614.267239] Node 0 
[  614.270004]  ? do_raw_spin_unlock+0xa7/0x330
[  614.273695] DMA32: 5*4kB 
[  614.276129]  ? trace_hardirqs_on+0x310/0x310
[  614.279824] (MH) 
[  614.282069]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  614.282087]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  614.286475] 1*8kB (U) 
[  614.289251]  ? check_preemption_disabled+0x48/0x280
[  614.293630] 3*16kB (MH) 
[  614.295722]  ? __lock_is_held+0xb5/0x140
[  614.301237] 2*32kB 
[  614.306792]  __alloc_pages_nodemask+0xa80/0xde0
[  614.309270] (MH) 
[  614.314300]  ? zap_class+0x640/0x640
[  614.316956] 4*64kB 
[  614.321028]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  614.323239] (MH) 
[  614.327924]  ? find_held_lock+0x36/0x1c0
[  614.329980] 4*128kB (M) 
[  614.333718]  ? ____cache_alloc_node+0x1c7/0x1e0
[  614.335933] 3*256kB 
[  614.341046]  ? lock_downgrade+0x900/0x900
[  614.343094] (M) 
[  614.347167]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  614.349822] 4*512kB 
[  614.354502]  cache_grow_begin+0xa5/0x8c0
[  614.356802] (UM) 
[  614.360954]  ? do_raw_spin_unlock+0xa7/0x330
[  614.362912] 3*1024kB 
[  614.368474]  fallback_alloc+0x204/0x2e0
[  614.370779] (UM) 
[  614.374849]  ____cache_alloc_node+0x1c7/0x1e0
[  614.376887] 3*2048kB 
[  614.381299]  kmem_cache_alloc_node+0xe3/0x730
[  614.383692] (UM) 
[  614.387669]  ? __kmalloc_node_track_caller+0x47/0x70
[  614.389711] 3*4096kB 
[  614.394207]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  614.396598] (M) = 25228kB
[  614.401111]  __alloc_skb+0x119/0x770
[  614.403150] Node 0 
[  614.408267]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  614.410649] Normal: 
[  614.416195]  ? netdev_alloc_frag+0x1f0/0x1f0
[  614.418931] 1142*4kB 
[  614.422650]  ? vprintk_default+0x28/0x30
[  614.424864] (MEH) 
[  614.430232]  ? vprintk_func+0x85/0x181
[  614.432556] 440*8kB 
[  614.436967]  ? printk+0xa7/0xcf
[  614.439357] (UMEH) 
[  614.443418]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  614.445561] 198*16kB 
[  614.449467]  new_skb+0x26/0x1c0
[  614.451768] (UME) 
[  614.455050]  aoecmd_cfg+0x279/0x7f0
[  614.457275] 53*32kB 
[  614.462043]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  614.464427] (UMEH) 
[  614.467711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  614.469836] 6*64kB 
[  614.473474]  ? __lock_is_held+0xb5/0x140
[  614.475772] (UM) 
[  614.480110]  discover_timer+0x50/0x60
[  614.482319] 1*128kB 
[  614.487873]  call_timer_fn+0x272/0x920
[  614.490102] (H) 
[  614.494173]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  614.496216] 0*256kB 
[  614.500020]  ? process_timeout+0x40/0x40
[  614.502324] 1*512kB 
[  614.506225]  ? __run_timers+0x7da/0xc70
[  614.508173] (H) 
[  614.513022]  ? _raw_spin_unlock_irq+0x27/0x80
[  614.515330] 0*1024kB 
[  614.519399]  ? _raw_spin_unlock_irq+0x27/0x80
[  614.521705] 0*2048kB 
[  614.525685]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  614.527640] 0*4096kB 
[  614.532141]  ? lockdep_hardirqs_on+0x296/0x5b0
[  614.534529] = 13976kB
[  614.534554] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  614.539054]  ? trace_hardirqs_on+0xbd/0x310
[  614.541460] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  614.541470] 4258 total pagecache pages
[  614.546321]  ? kasan_check_read+0x11/0x20
[  614.548716] 0 pages in swap cache
[  614.553323]  ? __run_timers+0x7da/0xc70
[  614.555714] Swap cache stats: add 0, delete 0, find 0/0
[  614.555724] Free swap  = 0kB
[  614.564586]  ? trace_hardirqs_off_caller+0x310/0x310
[  614.568891] Total swap = 0kB
[  614.577498]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  614.581366] 1965979 pages RAM
[  614.585527]  __run_timers+0x7e5/0xc70
[  614.588971] 0 pages HighMem/MovableOnly
[  614.592965]  ? timer_fixup_init+0x70/0x70
[  614.598303] 342867 pages reserved
[  614.598313] 0 pages cma reserved
[  614.601347]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  614.606495] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  614.609462]  ? zap_class+0x640/0x640
[  614.609480]  ? enqueue_hrtimer+0x1a5/0x560
[  614.609495]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  614.609515]  ? find_held_lock+0x36/0x1c0
[  614.614438] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  614.617498]  ? zap_class+0x640/0x640
[  614.621299] syz-fuzzer cpuset=
[  614.625284]  ? pvclock_read_flags+0x160/0x160
[  614.629410] /
[  614.632875]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  614.636233]  mems_allowed=0
[  614.642476]  ? check_preemption_disabled+0x48/0x280
[  614.703125]  ? __lock_is_held+0xb5/0x140
[  614.707222]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  614.713172]  ? check_preemption_disabled+0x48/0x280
[  614.718238]  run_timer_softirq+0x52/0xb0
[  614.722331]  ? rcu_read_lock_sched_held+0x14f/0x180
[  614.727377]  __do_softirq+0x308/0xb7e
[  614.731221]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  614.735749]  ? lock_downgrade+0x900/0x900
[  614.739928]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  614.745077]  ? pvclock_read_flags+0x160/0x160
[  614.749610]  ? lapic_next_event+0x5a/0x90
[  614.753784]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  614.759348]  ? kvm_clock_read+0x18/0x30
[  614.763344]  ? kvm_sched_clock_read+0x9/0x20
[  614.767785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  614.773344]  ? check_preemption_disabled+0x48/0x280
[  614.778390]  irq_exit+0x17f/0x1c0
[  614.781858]  smp_apic_timer_interrupt+0x1cb/0x760
[  614.786710]  ? smp_reschedule_interrupt+0x109/0x650
[  614.791744]  ? smp_call_function_single_interrupt+0x650/0x650
[  614.797643]  ? interrupt_entry+0xb5/0xc0
[  614.801720]  ? trace_hardirqs_off_caller+0xbb/0x310
[  614.806741]  ? trace_hardirqs_off_caller+0xbb/0x310
[  614.811767]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  614.816661]  ? trace_hardirqs_on_caller+0x310/0x310
[  614.821707]  ? trace_hardirqs_on_caller+0x310/0x310
[  614.826761]  ? task_prio+0x50/0x50
[  614.830337]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  614.835908]  ? check_preemption_disabled+0x48/0x280
[  614.840983]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  614.845865]  apic_timer_interrupt+0xf/0x20
[  614.850114]  </IRQ>
[  614.852373] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  614.858280] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  614.877202] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  614.884950] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  614.892265] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  614.899579] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  614.906861] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  614.914140] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  614.921452]  ? save_stack+0xa9/0xd0
[  614.925104]  __kmalloc_node_track_caller+0x33/0x70
[  614.930048]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  614.934816]  pskb_expand_head+0x230/0x10f0
[  614.939067]  ? memcpy+0x45/0x50
[  614.942352]  ? __copy_skb_header+0x350/0x6b0
[  614.946769]  ? skb_release_data+0x880/0x880
[  614.951094]  ? __alloc_skb+0x770/0x770
[  614.954994]  ? __lock_is_held+0xb5/0x140
[  614.959072]  ? kasan_check_write+0x14/0x20
[  614.963321]  ? __skb_clone+0x6c7/0xa00
[  614.967214]  ? __copy_skb_header+0x6b0/0x6b0
[  614.971631]  ? kmem_cache_alloc+0x33a/0x730
[  614.975972]  skb_ensure_writable+0x3dd/0x640
[  614.980399]  ? skb_checksum_setup+0xaa0/0xaa0
[  614.984905]  ? check_preemption_disabled+0x48/0x280
[  614.989939]  ? __this_cpu_preempt_check+0x1c/0x20
[  614.994796]  ? __bpf_redirect+0x54b/0xb20
[  614.998953]  ? __switch_to_asm+0x34/0x70
[  615.003034]  bpf_clone_redirect+0x14a/0x490
[  615.007373]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  615.012402]  ? __sched_text_start+0x8/0x8
[  615.016575]  ? retint_kernel+0x2d/0x2d
[  615.020490]  ? find_held_lock+0x36/0x1c0
[  615.024580]  ? lock_acquire+0x1ed/0x520
[  615.028573]  ? bpf_test_run+0x3cb/0x780
[  615.032567]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  615.038119]  ? check_preemption_disabled+0x48/0x280
[  615.043150]  ? kasan_check_read+0x11/0x20
[  615.047309]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  615.052593]  ? rcu_softirq_qs+0x20/0x20
[  615.056581]  ? preempt_schedule+0x4d/0x60
[  615.060734]  ? ___preempt_schedule+0x16/0x18
[  615.065158]  ? bpf_test_run+0x25d/0x780
[  615.069145]  ? netlink_diag_dump+0x2a0/0x2a0
[  615.073575]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  615.079117]  ? bpf_test_init.isra.10+0x70/0x100
[  615.083797]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  615.088585]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  615.093434]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  615.099259]  ? fput+0x130/0x1a0
[  615.102557]  ? __bpf_prog_get+0x9b/0x290
[  615.106646]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  615.111494]  ? bpf_prog_test_run+0x130/0x1a0
[  615.115914]  ? __x64_sys_bpf+0x3d8/0x520
[  615.119982]  ? bpf_prog_get+0x20/0x20
[  615.123806]  ? do_syscall_64+0x1b9/0x820
[  615.127889]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  615.133259]  ? syscall_return_slowpath+0x5e0/0x5e0
[  615.138196]  ? trace_hardirqs_on_caller+0x310/0x310
[  615.143223]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  615.148246]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  615.154920]  ? __switch_to_asm+0x40/0x70
[  615.158984]  ? __switch_to_asm+0x34/0x70
[  615.163054]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  615.167911]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  615.173307] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  615.173398] aoe: skb alloc failure
[  615.179992] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  615.179998] Call Trace:
[  615.180004]  <IRQ>
[  615.180025]  dump_stack+0x244/0x39d
[  615.180044]  ? dump_stack_print_info.cold.1+0x20/0x20
[  615.180079]  warn_alloc.cold.117+0xb7/0x1bd
[  615.183684] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  615.192964]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  615.195532] syz-executor4 cpuset=
[  615.197706]  ? lock_downgrade+0x900/0x900
[  615.201371] syz4
[  615.206575]  ? trace_hardirqs_off+0xb8/0x310
[  615.210878]  mems_allowed=0
[  615.221369]  ? trace_hardirqs_off+0xb8/0x310
[  615.247470]  __alloc_pages_slowpath+0x2660/0x2d70
[  615.252360]  ? warn_alloc+0x120/0x120
[  615.256196]  ? warn_alloc+0x120/0x120
[  615.260012]  ? print_usage_bug+0xc0/0xc0
[  615.264084]  ? warn_alloc+0x120/0x120
[  615.267891]  ? print_usage_bug+0xc0/0xc0
[  615.271960]  ? __lock_acquire+0x62f/0x4c20
[  615.276204]  ? __lock_acquire+0x62f/0x4c20
[  615.280450]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  615.285990]  ? should_fail+0x22d/0xd01
[  615.289888]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  615.295007]  ? __lock_acquire+0x62f/0x4c20
[  615.299266]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  615.304373]  ? __lock_acquire+0x62f/0x4c20
[  615.308612]  ? should_fail+0x22d/0xd01
[  615.312513]  ? find_held_lock+0x36/0x1c0
[  615.316602]  ? mark_held_locks+0x130/0x130
[  615.320874]  ? mark_held_locks+0x130/0x130
[  615.325110]  ? zap_class+0x640/0x640
[  615.328824]  ? zap_class+0x640/0x640
[  615.332552]  ? print_usage_bug+0xc0/0xc0
[  615.336619]  ? do_raw_spin_unlock+0xa7/0x330
[  615.341035]  ? zap_class+0x640/0x640
[  615.344754]  ? print_usage_bug+0xc0/0xc0
[  615.348817]  ? wq_watchdog_touch+0x9c/0xfe
[  615.353068]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  615.358622]  ? check_preemption_disabled+0x48/0x280
[  615.363664]  ? __lock_is_held+0xb5/0x140
[  615.367741]  __alloc_pages_nodemask+0xa80/0xde0
[  615.372416]  ? zap_class+0x640/0x640
[  615.376140]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  615.381174]  ? find_held_lock+0x36/0x1c0
[  615.385256]  ? ____cache_alloc_node+0x1c7/0x1e0
[  615.389931]  ? lock_downgrade+0x900/0x900
[  615.394098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  615.399646]  cache_grow_begin+0xa5/0x8c0
[  615.403712]  ? do_raw_spin_unlock+0xa7/0x330
[  615.408136]  fallback_alloc+0x204/0x2e0
[  615.412120]  ____cache_alloc_node+0x1c7/0x1e0
[  615.416626]  kmem_cache_alloc_node+0xe3/0x730
[  615.421128]  ? ipv6_get_ifaddr+0x42e/0x620
[  615.425380]  __alloc_skb+0x119/0x770
[  615.429106]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  615.434389]  ? netdev_alloc_frag+0x1f0/0x1f0
[  615.438802]  ? lock_downgrade+0x900/0x900
[  615.442975]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  615.448547]  ? refcount_sub_and_test_checked+0x203/0x310
[  615.454016]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  615.459473]  ? addrconf_rs_timer+0x690/0x690
[  615.463901]  ndisc_alloc_skb+0x144/0x340
[  615.467969]  ndisc_send_rs+0x331/0x6e0
[  615.471867]  addrconf_rs_timer+0x314/0x690
[  615.476121]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  615.480383]  call_timer_fn+0x272/0x920
[  615.484273]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  615.488515]  ? process_timeout+0x40/0x40
[  615.492597]  ? mark_held_locks+0xc7/0x130
[  615.496758]  ? _raw_spin_unlock_irq+0x27/0x80
[  615.501259]  ? _raw_spin_unlock_irq+0x27/0x80
[  615.505764]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  615.510012]  ? lockdep_hardirqs_on+0x296/0x5b0
[  615.514602]  ? trace_hardirqs_on+0xbd/0x310
[  615.518931]  ? kasan_check_read+0x11/0x20
[  615.523092]  ? __run_timers+0x7da/0xc70
[  615.527081]  ? trace_hardirqs_off_caller+0x310/0x310
[  615.532198]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  615.536442]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  615.540775]  __run_timers+0x7e5/0xc70
[  615.544596]  ? timer_fixup_init+0x70/0x70
[  615.548755]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  615.553783]  ? zap_class+0x640/0x640
[  615.557512]  ? print_usage_bug+0xc0/0xc0
[  615.561593]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  615.566806]  ? find_held_lock+0x36/0x1c0
[  615.570878]  ? zap_class+0x640/0x640
[  615.574630]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  615.580187]  ? check_preemption_disabled+0x48/0x280
[  615.585223]  ? __lock_is_held+0xb5/0x140
[  615.589303]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  615.594872]  ? check_preemption_disabled+0x48/0x280
[  615.599915]  run_timer_softirq+0x52/0xb0
[  615.604465]  ? rcu_read_lock_sched_held+0x14f/0x180
[  615.609518]  __do_softirq+0x308/0xb7e
[  615.613346]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  615.617854]  ? lock_downgrade+0x900/0x900
[  615.622028]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  615.627160]  ? pvclock_read_flags+0x160/0x160
[  615.631672]  ? lapic_next_event+0x5a/0x90
[  615.635836]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  615.641410]  ? kvm_clock_read+0x18/0x30
[  615.645402]  ? kvm_sched_clock_read+0x9/0x20
[  615.649841]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  615.655398]  ? check_preemption_disabled+0x48/0x280
[  615.660444]  irq_exit+0x17f/0x1c0
[  615.663918]  smp_apic_timer_interrupt+0x1cb/0x760
[  615.668768]  ? smp_reschedule_interrupt+0x109/0x650
[  615.673804]  ? smp_call_function_single_interrupt+0x650/0x650
[  615.679707]  ? interrupt_entry+0xb5/0xc0
[  615.683780]  ? trace_hardirqs_off_caller+0xbb/0x310
[  615.688813]  ? trace_hardirqs_off_caller+0xbb/0x310
[  615.693847]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  615.698701]  ? trace_hardirqs_on_caller+0x310/0x310
[  615.703729]  ? trace_hardirqs_on_caller+0x310/0x310
[  615.708751]  ? task_prio+0x50/0x50
[  615.712310]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  615.717870]  ? check_preemption_disabled+0x48/0x280
[  615.722908]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  615.727779]  apic_timer_interrupt+0xf/0x20
[  615.732009]  </IRQ>
[  615.734252] RIP: 0010:console_unlock+0xffa/0x1160
[  615.739102] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  615.758017] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  615.765749] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  615.773033] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  615.780320] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  615.787596] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  615.794871] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  615.802164]  ? netconsole_netdev_event+0x280/0x280
[  615.807114]  ? console_unlock+0xff1/0x1160
[  615.811378]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  615.816050]  ? vprintk_emit+0x7f7/0x930
[  615.820038]  ? lock_release+0xa00/0xa00
[  615.824049]  ? trace_hardirqs_off_caller+0x300/0x310
[  615.829180]  ? vprintk_default+0x28/0x30
[  615.833263]  ? trace_hardirqs_off_caller+0x310/0x310
[  615.838385]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  615.843959]  vprintk_emit+0x33d/0x930
[  615.847775]  ? wake_up_klogd+0x180/0x180
[  615.851850]  ? find_held_lock+0x31/0x1c0
[  615.855937]  ? mark_held_locks+0xc7/0x130
[  615.860122]  ? _raw_spin_unlock_irq+0x27/0x80
[  615.864640]  ? _raw_spin_unlock_irq+0x27/0x80
[  615.869165]  vprintk_default+0x28/0x30
[  615.873080]  vprintk_func+0x7e/0x181
[  615.876823]  printk+0xa7/0xcf
[  615.879944]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  615.884725]  ? _raw_spin_unlock_irq+0x60/0x80
[  615.889249]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  615.894565]  dump_header+0x7cc/0xf72
[  615.898307]  ? pagefault_out_of_memory+0x197/0x197
[  615.903254]  ? zap_class+0x640/0x640
[  615.906979]  ? percpu_ref_get_many+0x240/0x240
[  615.911580]  ? print_usage_bug+0xc0/0xc0
[  615.917083]  ? print_usage_bug+0xc0/0xc0
[  615.921167]  ? zap_class+0x640/0x640
[  615.924891]  ? print_usage_bug+0xc0/0xc0
[  615.928967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  615.934522]  ? find_held_lock+0x36/0x1c0
[  615.938615]  ? mark_held_locks+0xc7/0x130
[  615.942781]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  615.947897]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  615.953017]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  615.957612]  ? trace_hardirqs_on+0xbd/0x310
[  615.961945]  ? kasan_check_read+0x11/0x20
[  615.966209]  ? ___ratelimit+0x3b4/0x672
[  615.970190]  ? trace_hardirqs_off_caller+0x310/0x310
[  615.975308]  ? trace_hardirqs_on+0x310/0x310
[  615.979730]  ? lock_downgrade+0x900/0x900
[  615.983898]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  615.989010]  ? ___ratelimit+0x3b9/0x672
[  615.992992]  ? idr_get_free+0xec0/0xec0
[  615.996979]  ? find_held_lock+0x36/0x1c0
[  616.001068]  oom_kill_process.cold.27+0x10/0x903
[  616.005865]  ? zap_class+0x640/0x640
[  616.009593]  ? check_preemption_disabled+0x48/0x280
[  616.014639]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  616.019579]  ? kasan_check_read+0x11/0x20
[  616.023735]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  616.029028]  ? oom_evaluate_task+0x540/0x540
[  616.033454]  ? find_held_lock+0x36/0x1c0
[  616.037531]  ? out_of_memory+0x974/0x1430
[  616.041698]  ? lock_downgrade+0x900/0x900
[  616.045852]  ? check_preemption_disabled+0x48/0x280
[  616.050879]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  616.055818]  ? kasan_check_read+0x11/0x20
[  616.059978]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  616.065277]  ? rcu_softirq_qs+0x20/0x20
[  616.069270]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  616.074812]  ? oom_evaluate_task+0x302/0x540
[  616.079239]  out_of_memory+0xa84/0x1430
[  616.083235]  ? oom_killer_disable+0x3a0/0x3a0
[  616.087741]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  616.092690]  ? __mutex_add_waiter+0x2a0/0x2a0
[  616.097210]  __alloc_pages_slowpath+0x22d4/0x2d70
[  616.102102]  ? warn_alloc+0x120/0x120
[  616.105908]  ? rcu_softirq_qs+0x20/0x20
[  616.109917]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  616.115458]  ? should_fail+0x22d/0xd01
[  616.119351]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  616.124459]  ? zap_class+0x640/0x640
[  616.128199]  ? __lock_is_held+0xb5/0x140
[  616.132273]  ? mark_held_locks+0x130/0x130
[  616.136526]  ? lock_release+0xa00/0xa00
[  616.140513]  ? perf_trace_sched_process_exec+0x860/0x860
[  616.145983]  ? __might_sleep+0x95/0x190
[  616.149966]  __alloc_pages_nodemask+0xa80/0xde0
[  616.154649]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  616.159669]  ? __page_cache_alloc+0x191/0x5c0
[  616.164167]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  616.169105]  ? kasan_check_read+0x11/0x20
[  616.173258]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  616.178552]  ? zap_class+0x640/0x640
[  616.182278]  ? zap_class+0x640/0x640
[  616.185996]  ? zap_class+0x640/0x640
[  616.189717]  ? __do_page_cache_readahead+0x7ce/0x980
[  616.194827]  ? find_held_lock+0x36/0x1c0
[  616.198904]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  616.204452]  alloc_pages_current+0x173/0x350
[  616.208872]  __page_cache_alloc+0x38c/0x5c0
[  616.213197]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  616.218141]  ? kasan_check_read+0x11/0x20
[  616.222308]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  616.227614]  ? generic_perform_write+0x6a0/0x6a0
[  616.232383]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  616.237936]  ? check_preemption_disabled+0x48/0x280
[  616.242975]  filemap_fault+0x1594/0x25f0
[  616.247059]  ? __lock_page_or_retry+0xa00/0xa00
[  616.251744]  ? mark_held_locks+0x130/0x130
[  616.256015]  ? rcu_softirq_qs+0x20/0x20
[  616.260014]  ? filemap_map_pages+0xe04/0x1990
[  616.264547]  ? __free_object+0x173/0x340
[  616.269320]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  616.274270]  ? trace_hardirqs_off_caller+0x310/0x310
[  616.279387]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  616.284090]  ? debug_object_free+0x32d/0x690
[  616.288506]  ? kasan_check_read+0x11/0x20
[  616.292677]  ? debug_object_destroy+0x2b0/0x2b0
[  616.297368]  ? lock_pi_update_atomic+0x150/0x150
[  616.302131]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  616.307682]  ? __hrtimer_init+0xdb/0x240
[  616.311761]  ? lock_acquire+0x1ed/0x520
[  616.315739]  ? ext4_filemap_fault+0x7a/0xad
[  616.320076]  ? lock_release+0xa00/0xa00
[  616.324055]  ? perf_trace_sched_process_exec+0x860/0x860
[  616.329523]  ? print_usage_bug+0xc0/0xc0
[  616.333602]  ? print_usage_bug+0xc0/0xc0
[  616.337704]  ? down_read+0x8d/0x120
[  616.341335]  ? ext4_filemap_fault+0x7a/0xad
[  616.345662]  ? __down_interruptible+0x700/0x700
[  616.350343]  ext4_filemap_fault+0x82/0xad
[  616.354497]  __do_fault+0x100/0x6b0
[  616.358139]  ? pmd_devmap_trans_unstable+0x220/0x220
[  616.363249]  ? mark_held_locks+0x130/0x130
[  616.367493]  ? mark_held_locks+0x130/0x130
[  616.371747]  ? debug_smp_processor_id+0x1c/0x20
[  616.376425]  ? perf_trace_lock+0x14d/0x7a0
[  616.380675]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  616.386230]  __handle_mm_fault+0x307c/0x5920
[  616.390654]  ? perf_trace_lock+0x7a0/0x7a0
[  616.394906]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  616.399752]  ? lock_is_held_type+0x210/0x210
[  616.404169]  ? ksys_dup3+0x680/0x680
[  616.407889]  ? __switch_to_asm+0x34/0x70
[  616.411968]  ? zap_class+0x640/0x640
[  616.415686]  ? zap_class+0x640/0x640
[  616.419401]  ? __x64_sys_futex+0x53e/0x6a0
[  616.423647]  ? find_held_lock+0x36/0x1c0
[  616.427742]  ? handle_mm_fault+0x42a/0xc70
[  616.431990]  ? lock_downgrade+0x900/0x900
[  616.436144]  ? check_preemption_disabled+0x48/0x280
[  616.441257]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  616.446192]  ? kasan_check_read+0x11/0x20
[  616.450356]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  616.455647]  ? rcu_softirq_qs+0x20/0x20
[  616.459634]  ? trace_hardirqs_off_caller+0x310/0x310
[  616.464754]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  616.470296]  ? check_preemption_disabled+0x48/0x280
[  616.475331]  handle_mm_fault+0x54f/0xc70
[  616.479401]  ? __handle_mm_fault+0x5920/0x5920
[  616.483994]  ? find_vma+0x34/0x190
[  616.487553]  __do_page_fault+0x5e8/0xe60
[  616.491619]  ? trace_hardirqs_off+0xb8/0x310
[  616.496052]  do_page_fault+0xf2/0x7e0
[  616.499871]  ? vmalloc_sync_all+0x30/0x30
[  616.504034]  ? error_entry+0x70/0xd0
[  616.507762]  ? trace_hardirqs_off_caller+0xbb/0x310
[  616.512784]  ? trace_hardirqs_on_caller+0xc0/0x310
[  616.517731]  ? syscall_return_slowpath+0x5e0/0x5e0
[  616.522667]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  616.527519]  ? trace_hardirqs_on_caller+0x310/0x310
[  616.532558]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  616.538024]  ? prepare_exit_to_usermode+0x291/0x3b0
[  616.543058]  ? page_fault+0x8/0x30
[  616.546620]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  616.551493]  ? page_fault+0x8/0x30
[  616.555047]  page_fault+0x1e/0x30
[  616.558515] RIP: 0033:0x40f9c0
[  616.561732] Code: Bad RIP value.
[  616.565101] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  616.570658] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  616.578068] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  616.585489] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  616.592979] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  616.600260] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  616.607584] warn_alloc_show_mem: 1 callbacks suppressed
[  616.607597] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  616.607599] Mem-Info:
[  616.607630] active_anon:55033 inactive_anon:131 isolated_anon:0
[  616.607630]  active_file:10 inactive_file:13 isolated_file:2
[  616.607630]  unevictable:0 dirty:0 writeback:0 unstable:0
[  616.607630]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  616.607630]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  616.607630]  free:13778 free_pcp:355 free_cma:0
[  616.613001] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  616.613013] Call Trace:
[  616.619992] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  616.622438]  <IRQ>
[  616.655428] Node 0 
[  616.664802]  dump_stack+0x244/0x39d
[  616.667402] 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
[  616.695095]  ? dump_stack_print_info.cold.1+0x20/0x20
[  616.697231] lowmem_reserve[]:
[  616.699486]  warn_alloc.cold.117+0xb7/0x1bd
[  616.703099]  0
[  616.729816]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  616.734995]  2818
[  616.738108]  ? lock_downgrade+0x900/0x900
[  616.742401]  6321 6321
[  616.744227]  ? trace_hardirqs_off+0xb8/0x310
[  616.749048] Node 0 
[  616.751122]  ? trace_hardirqs_off+0xb8/0x310
[  616.755265] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  616.757761]  __alloc_pages_slowpath+0x2660/0x2d70
[  616.762141] lowmem_reserve[]: 0
[  616.764417]  ? mark_held_locks+0x130/0x130
[  616.768783]  0
[  616.795520]  ? warn_alloc+0x120/0x120
[  616.800357]  3503
[  616.803646]  ? warn_alloc+0x120/0x120
[  616.807848]  3503
[  616.809653]  ? print_usage_bug+0xc0/0xc0
[  616.813431] Node 0 
[  616.815498]  ? warn_alloc+0x120/0x120
[  616.819306] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  616.821382]  ? print_usage_bug+0xc0/0xc0
[  616.825416] lowmem_reserve[]: 0
[  616.827665]  ? put_dec+0x3b/0xf0
[  616.831442]  0 0
[  616.859842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  616.863887]  0
[  616.867170]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  616.870531] Node 0 
[  616.872527]  ? should_fail+0x22d/0xd01
[  616.878048] DMA: 1*4kB 
[  616.879866]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  616.885377] (U) 
[  616.887621]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  616.891485] 0*8kB 
[  616.894072]  ? __lock_acquire+0x62f/0x4c20
[  616.899588] 0*16kB 1*32kB 
[  616.901589]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  616.906673] (U) 
[  616.908835]  ? __lock_acquire+0x62f/0x4c20
[  616.913050] 2*64kB 
[  616.915890]  ? should_fail+0x22d/0xd01
[  616.915918]  ? mark_held_locks+0x130/0x130
[  616.921001] (U) 
[  616.922985]  ? mark_held_locks+0x130/0x130
[  616.927194] 1*128kB (U) 
[  616.929479]  ? try_to_wake_up+0x10a/0x12e0
[  616.933344] 1*256kB 
[  616.937592]  ? lock_downgrade+0x900/0x900
[  616.939556] (U) 
[  616.943801]  ? zap_class+0x640/0x640
[  616.946459] 0*512kB 
[  616.950707]  ? print_usage_bug+0xc0/0xc0
[  616.953009] 1*1024kB (U) 
[  616.957197]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  616.959156] 1*2048kB 
[  616.962896]  ? check_preemption_disabled+0x48/0x280
[  616.965206] (M) 
[  616.969282]  ? __lock_is_held+0xb5/0x140
[  616.972018] 3*4096kB 
[  616.977580]  __alloc_pages_nodemask+0xa80/0xde0
[  616.979957] (M) = 15908kB
[  616.984987]  ? zap_class+0x640/0x640
[  616.986946] Node 0 
[  616.991015]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  616.993405] DMA32: 
[  616.998085]  ? find_held_lock+0x36/0x1c0
[  617.000827] 5*4kB 
[  617.004560]  ? ____cache_alloc_node+0x1c7/0x1e0
[  617.006771] (MH) 
[  617.011793]  ? lock_downgrade+0x900/0x900
[  617.014012] 1*8kB 
[  617.018078]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  617.020220] (U) 3*16kB 
[  617.024997]  cache_grow_begin+0xa5/0x8c0
[  617.027035] (MH) 
[  617.031187]  ? do_raw_spin_unlock+0xa7/0x330
[  617.033321] 2*32kB 
[  617.038864]  fallback_alloc+0x204/0x2e0
[  617.041427] (MH) 
[  617.045490]  ____cache_alloc_node+0x1c7/0x1e0
[  617.047531] 4*64kB 
[  617.051956]  kmem_cache_alloc_node+0xe3/0x730
[  617.054173] (MH) 
[  617.058153]  ? ipv6_get_ifaddr+0x42e/0x620
[  617.060190] 4*128kB (M) 
[  617.064708]  __alloc_skb+0x119/0x770
[  617.066926] 3*256kB 
[  617.071431]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  617.073473] (M) 
[  617.077714]  ? netdev_alloc_frag+0x1f0/0x1f0
[  617.080363] 4*512kB 
[  617.084084]  ? lock_downgrade+0x900/0x900
[  617.086380] (UM) 3*1024kB 
[  617.091687]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  617.093641] (UM) 
[  617.098058]  ? refcount_sub_and_test_checked+0x203/0x310
[  617.100366] 3*2048kB 
[  617.104528]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  617.107362] (UM) 
[  617.112907]  ? addrconf_rs_timer+0x690/0x690
[  617.114950] 3*4096kB 
[  617.120413]  ndisc_alloc_skb+0x144/0x340
[  617.122788] (M) = 25228kB
[  617.128261]  ndisc_send_rs+0x331/0x6e0
[  617.130304] Node 0 
[  617.134750]  addrconf_rs_timer+0x314/0x690
[  617.134769]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  617.134797]  call_timer_fn+0x272/0x920
[  617.137201] Normal: 
[  617.141282]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  617.144028] 1142*4kB 
[  617.147926]  ? process_timeout+0x40/0x40
[  617.150140] (MEH) 
[  617.154392]  ? __run_timers+0x7da/0xc70
[  617.158625] 440*8kB (UMEH) 
[  617.162546]  ? _raw_spin_unlock_irq+0x27/0x80
[  617.164835] 198*16kB (UME) 
[  617.169093]  ? _raw_spin_unlock_irq+0x27/0x80
[  617.171590] 53*32kB 
[  617.175655]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  617.177784] (UMEH) 
[  617.181759]  ? lockdep_hardirqs_on+0x296/0x5b0
[  617.184670] 6*64kB 
[  617.189164]  ? trace_hardirqs_on+0xbd/0x310
[  617.192080] (UM) 
[  617.196578]  ? kasan_check_read+0x11/0x20
[  617.196597]  ? __run_timers+0x7da/0xc70
[  617.198908] 1*128kB 
[  617.203145]  ? trace_hardirqs_off_caller+0x310/0x310
[  617.205371] (H) 
[  617.209961]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  617.212168] 0*256kB 1*512kB 
[  617.216512]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  617.218558] (H) 
[  617.222717]  __run_timers+0x7e5/0xc70
[  617.226679] 0*1024kB 0*2048kB 
[  617.229035]  ? timer_fixup_init+0x70/0x70
[  617.234097] 0*4096kB = 13976kB
[  617.236091]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  617.240920] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  617.243953]  ? zap_class+0x640/0x640
[  617.248181] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  617.250156]  ? enqueue_hrtimer+0x1a5/0x560
[  617.253932] 4258 total pagecache pages
[  617.257126]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  617.261268] 0 pages in swap cache
[  617.264460]  ? find_held_lock+0x36/0x1c0
[  617.269449] Swap cache stats: add 0, delete 0, find 0/0
[  617.269458] Free swap  = 0kB
[  617.278304]  ? zap_class+0x640/0x640
[  617.278329]  ? pvclock_read_flags+0x160/0x160
[  617.282032] Total swap = 0kB
[  617.290616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  617.294830] 1965979 pages RAM
[  617.298716]  ? check_preemption_disabled+0x48/0x280
[  617.303881] 0 pages HighMem/MovableOnly
[  617.303890] 342867 pages reserved
[  617.307350]  ? __lock_is_held+0xb5/0x140
[  617.311410] 0 pages cma reserved
[  617.316771]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  617.319833] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  617.323478]  ? check_preemption_disabled+0x48/0x280
[  617.328089] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  617.330981]  run_timer_softirq+0x52/0xb0
[  617.336499] syz-fuzzer cpuset=
[  617.339610]  ? rcu_read_lock_sched_held+0x14f/0x180
[  617.344609] /
[  617.348595]  __do_softirq+0x308/0xb7e
[  617.352181]  mems_allowed=0
[  617.356239]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  617.412048]  ? lock_downgrade+0x900/0x900
[  617.416214]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  617.421358]  ? pvclock_read_flags+0x160/0x160
[  617.425868]  ? lapic_next_event+0x5a/0x90
[  617.430035]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  617.435626]  ? kvm_clock_read+0x18/0x30
[  617.439621]  ? kvm_sched_clock_read+0x9/0x20
[  617.444049]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  617.450590]  ? check_preemption_disabled+0x48/0x280
[  617.455634]  irq_exit+0x17f/0x1c0
[  617.459098]  smp_apic_timer_interrupt+0x1cb/0x760
[  617.463972]  ? smp_reschedule_interrupt+0x109/0x650
[  617.469007]  ? smp_call_function_single_interrupt+0x650/0x650
[  617.474914]  ? interrupt_entry+0xb5/0xc0
[  617.478991]  ? trace_hardirqs_off_caller+0xbb/0x310
[  617.484020]  ? trace_hardirqs_off_caller+0xbb/0x310
[  617.489060]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  617.493943]  ? trace_hardirqs_on_caller+0x310/0x310
[  617.498975]  ? trace_hardirqs_on_caller+0x310/0x310
[  617.504014]  ? task_prio+0x50/0x50
[  617.507580]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  617.513130]  ? check_preemption_disabled+0x48/0x280
[  617.518169]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  617.523035]  apic_timer_interrupt+0xf/0x20
[  617.527268]  </IRQ>
[  617.529515] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  617.535423] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  617.554337] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  617.562064] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  617.569347] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  617.576618] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  617.583886] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  617.591186] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  617.598511]  ? save_stack+0xa9/0xd0
[  617.602632]  __kmalloc_node_track_caller+0x33/0x70
[  617.607585]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  617.612359]  pskb_expand_head+0x230/0x10f0
[  617.616615]  ? memcpy+0x45/0x50
[  617.619905]  ? __copy_skb_header+0x350/0x6b0
[  617.624323]  ? skb_release_data+0x880/0x880
[  617.628660]  ? __alloc_skb+0x770/0x770
[  617.632590]  ? __lock_is_held+0xb5/0x140
[  617.636666]  ? kasan_check_write+0x14/0x20
[  617.640905]  ? __skb_clone+0x6c7/0xa00
[  617.644803]  ? __copy_skb_header+0x6b0/0x6b0
[  617.649213]  ? kmem_cache_alloc+0x33a/0x730
[  617.653561]  skb_ensure_writable+0x3dd/0x640
[  617.657986]  ? skb_checksum_setup+0xaa0/0xaa0
[  617.662484]  ? check_preemption_disabled+0x48/0x280
[  617.667521]  ? __this_cpu_preempt_check+0x1c/0x20
[  617.672389]  ? __bpf_redirect+0x54b/0xb20
[  617.676561]  ? __switch_to_asm+0x34/0x70
[  617.680659]  bpf_clone_redirect+0x14a/0x490
[  617.685003]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  617.690040]  ? __sched_text_start+0x8/0x8
[  617.694208]  ? retint_kernel+0x2d/0x2d
[  617.698113]  ? find_held_lock+0x36/0x1c0
[  617.702193]  ? lock_acquire+0x1ed/0x520
[  617.706173]  ? bpf_test_run+0x3cb/0x780
[  617.710152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  617.715697]  ? check_preemption_disabled+0x48/0x280
[  617.720723]  ? kasan_check_read+0x11/0x20
[  617.724886]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  617.730181]  ? rcu_softirq_qs+0x20/0x20
[  617.734165]  ? preempt_schedule+0x4d/0x60
[  617.738324]  ? ___preempt_schedule+0x16/0x18
[  617.742750]  ? bpf_test_run+0x25d/0x780
[  617.746740]  ? netlink_diag_dump+0x2a0/0x2a0
[  617.751157]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  617.756698]  ? bpf_test_init.isra.10+0x70/0x100
[  617.761381]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  617.766154]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  617.771003]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  617.776559]  ? fput+0x130/0x1a0
[  617.779859]  ? __bpf_prog_get+0x9b/0x290
[  617.783930]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  617.788782]  ? bpf_prog_test_run+0x130/0x1a0
[  617.793209]  ? __x64_sys_bpf+0x3d8/0x520
[  617.797283]  ? bpf_prog_get+0x20/0x20
[  617.801117]  ? do_syscall_64+0x1b9/0x820
[  617.805200]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  617.810590]  ? syscall_return_slowpath+0x5e0/0x5e0
[  617.815550]  ? trace_hardirqs_on_caller+0x310/0x310
[  617.820597]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  617.825626]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  617.832324]  ? __switch_to_asm+0x40/0x70
[  617.836409]  ? __switch_to_asm+0x34/0x70
[  617.840493]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  617.845353]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  617.850758] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  617.850834] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  617.857444] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  617.857450] Call Trace:
[  617.857457]  <IRQ>
[  617.857478]  dump_stack+0x244/0x39d
[  617.857495]  ? dump_stack_print_info.cold.1+0x20/0x20
[  617.857523]  warn_alloc.cold.117+0xb7/0x1bd
[  617.864241] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  617.873388]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  617.875953] syz-executor4 cpuset=
[  617.878104]  ? lock_downgrade+0x900/0x900
[  617.881707] syz4
[  617.886902]  ? trace_hardirqs_off+0xb8/0x310
[  617.891200]  mems_allowed=0
[  617.901686]  ? trace_hardirqs_off+0xb8/0x310
[  617.927780]  __alloc_pages_slowpath+0x2660/0x2d70
[  617.932679]  ? warn_alloc+0x120/0x120
[  617.936496]  ? warn_alloc+0x120/0x120
[  617.940305]  ? print_usage_bug+0xc0/0xc0
[  617.944372]  ? warn_alloc+0x120/0x120
[  617.948176]  ? print_usage_bug+0xc0/0xc0
[  617.952242]  ? __lock_acquire+0x62f/0x4c20
[  617.956480]  ? __lock_acquire+0x62f/0x4c20
[  617.960724]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  617.966262]  ? should_fail+0x22d/0xd01
[  617.970157]  ? __lock_acquire+0x62f/0x4c20
[  617.974398]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  617.979508]  ? __lock_acquire+0x62f/0x4c20
[  617.983767]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  617.988876]  ? __lock_acquire+0x62f/0x4c20
[  617.993113]  ? should_fail+0x22d/0xd01
[  617.997021]  ? mark_held_locks+0x130/0x130
[  618.001274]  ? mark_held_locks+0x130/0x130
[  618.005527]  ? mark_held_locks+0xc7/0x130
[  618.009691]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  618.014735]  ? zap_class+0x640/0x640
[  618.018454]  ? print_usage_bug+0xc0/0xc0
[  618.022525]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  618.028094]  ? check_preemption_disabled+0x48/0x280
[  618.033136]  ? __lock_is_held+0xb5/0x140
[  618.037213]  __alloc_pages_nodemask+0xa80/0xde0
[  618.041891]  ? zap_class+0x640/0x640
[  618.045623]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  618.050665]  ? find_held_lock+0x36/0x1c0
[  618.054745]  ? ____cache_alloc_node+0x1c7/0x1e0
[  618.059428]  ? lock_downgrade+0x900/0x900
[  618.063596]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  618.069151]  cache_grow_begin+0xa5/0x8c0
[  618.073218]  ? do_raw_spin_unlock+0xa7/0x330
[  618.077641]  fallback_alloc+0x204/0x2e0
[  618.081630]  ____cache_alloc_node+0x1c7/0x1e0
[  618.086138]  kmem_cache_alloc_node+0xe3/0x730
[  618.090648]  ? ipv6_get_ifaddr+0x42e/0x620
[  618.094898]  __alloc_skb+0x119/0x770
[  618.098634]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  618.103959]  ? netdev_alloc_frag+0x1f0/0x1f0
[  618.108381]  ? lock_downgrade+0x900/0x900
[  618.112558]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  618.118116]  ? refcount_sub_and_test_checked+0x203/0x310
[  618.123596]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  618.129167]  ? addrconf_rs_timer+0x690/0x690
[  618.133607]  ndisc_alloc_skb+0x144/0x340
[  618.137691]  ndisc_send_rs+0x331/0x6e0
[  618.141596]  addrconf_rs_timer+0x314/0x690
[  618.145851]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  618.150113]  call_timer_fn+0x272/0x920
[  618.154013]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  618.158270]  ? process_timeout+0x40/0x40
[  618.162355]  ? mark_held_locks+0xc7/0x130
[  618.166522]  ? _raw_spin_unlock_irq+0x27/0x80
[  618.171042]  ? _raw_spin_unlock_irq+0x27/0x80
[  618.175560]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  618.179808]  ? lockdep_hardirqs_on+0x296/0x5b0
[  618.184396]  ? trace_hardirqs_on+0xbd/0x310
[  618.188733]  ? kasan_check_read+0x11/0x20
[  618.192897]  ? __run_timers+0x7da/0xc70
[  618.196885]  ? trace_hardirqs_off_caller+0x310/0x310
[  618.202019]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  618.206272]  __run_timers+0x7e5/0xc70
[  618.210110]  ? timer_fixup_init+0x70/0x70
[  618.214282]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  618.219310]  ? zap_class+0x640/0x640
[  618.223034]  ? print_usage_bug+0xc0/0xc0
[  618.227114]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  618.232343]  ? find_held_lock+0x36/0x1c0
[  618.236422]  ? zap_class+0x640/0x640
[  618.240151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  618.245727]  ? check_preemption_disabled+0x48/0x280
[  618.250769]  ? __lock_is_held+0xb5/0x140
[  618.254840]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  618.260384]  ? check_preemption_disabled+0x48/0x280
[  618.265714]  run_timer_softirq+0x52/0xb0
[  618.269780]  ? rcu_read_lock_sched_held+0x14f/0x180
[  618.274850]  __do_softirq+0x308/0xb7e
[  618.278672]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  618.283179]  ? lock_downgrade+0x900/0x900
[  618.287346]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  618.292472]  ? pvclock_read_flags+0x160/0x160
[  618.296976]  ? lapic_next_event+0x5a/0x90
[  618.301128]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  618.306672]  ? kvm_clock_read+0x18/0x30
[  618.310649]  ? kvm_sched_clock_read+0x9/0x20
[  618.315077]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  618.320623]  ? check_preemption_disabled+0x48/0x280
[  618.325654]  irq_exit+0x17f/0x1c0
[  618.329117]  smp_apic_timer_interrupt+0x1cb/0x760
[  618.333960]  ? smp_reschedule_interrupt+0x109/0x650
[  618.338986]  ? smp_call_function_single_interrupt+0x650/0x650
[  618.344900]  ? interrupt_entry+0xb5/0xc0
[  618.348975]  ? trace_hardirqs_off_caller+0xbb/0x310
[  618.354012]  ? trace_hardirqs_off_caller+0xbb/0x310
[  618.359048]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  618.363916]  ? trace_hardirqs_on_caller+0x310/0x310
[  618.368941]  ? trace_hardirqs_on_caller+0x310/0x310
[  618.373966]  ? task_prio+0x50/0x50
[  618.377513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  618.383096]  ? check_preemption_disabled+0x48/0x280
[  618.388132]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  618.393000]  apic_timer_interrupt+0xf/0x20
[  618.397251]  </IRQ>
[  618.399496] RIP: 0010:console_unlock+0xffa/0x1160
[  618.404350] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  618.423269] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  618.430991] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  618.438285] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  618.445603] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  618.452981] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  618.460261] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  618.467560]  ? netconsole_netdev_event+0x280/0x280
[  618.472520]  ? console_unlock+0xff1/0x1160
[  618.476798]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  618.481499]  ? vprintk_emit+0x7f7/0x930
[  618.485502]  ? lock_release+0xa00/0xa00
[  618.489501]  ? trace_hardirqs_off_caller+0x300/0x310
[  618.494626]  ? vprintk_default+0x28/0x30
[  618.498690]  ? trace_hardirqs_off_caller+0x310/0x310
[  618.503799]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  618.509354]  vprintk_emit+0x33d/0x930
[  618.513176]  ? wake_up_klogd+0x180/0x180
[  618.517250]  ? find_held_lock+0x31/0x1c0
[  618.521325]  ? mark_held_locks+0xc7/0x130
[  618.525488]  ? _raw_spin_unlock_irq+0x27/0x80
[  618.529986]  ? _raw_spin_unlock_irq+0x27/0x80
[  618.534488]  vprintk_default+0x28/0x30
[  618.538381]  vprintk_func+0x7e/0x181
[  618.542101]  printk+0xa7/0xcf
[  618.545215]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  618.549981]  ? _raw_spin_unlock_irq+0x60/0x80
[  618.554498]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  618.559796]  dump_header+0x7cc/0xf72
[  618.563543]  ? pagefault_out_of_memory+0x197/0x197
[  618.568491]  ? zap_class+0x640/0x640
[  618.572223]  ? percpu_ref_get_many+0x240/0x240
[  618.576823]  ? print_usage_bug+0xc0/0xc0
[  618.580916]  ? print_usage_bug+0xc0/0xc0
[  618.585088]  ? zap_class+0x640/0x640
[  618.588822]  ? print_usage_bug+0xc0/0xc0
[  618.592894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  618.598468]  ? find_held_lock+0x36/0x1c0
[  618.602738]  ? mark_held_locks+0xc7/0x130
[  618.606906]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  618.612016]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  618.617123]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  618.621721]  ? trace_hardirqs_on+0xbd/0x310
[  618.626046]  ? kasan_check_read+0x11/0x20
[  618.630203]  ? ___ratelimit+0x3b4/0x672
[  618.634183]  ? trace_hardirqs_off_caller+0x310/0x310
[  618.639293]  ? trace_hardirqs_on+0x310/0x310
[  618.643707]  ? lock_downgrade+0x900/0x900
[  618.647870]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  618.652975]  ? ___ratelimit+0x3b9/0x672
[  618.656956]  ? idr_get_free+0xec0/0xec0
[  618.660938]  ? find_held_lock+0x36/0x1c0
[  618.665015]  oom_kill_process.cold.27+0x10/0x903
[  618.669896]  ? zap_class+0x640/0x640
[  618.673621]  ? check_preemption_disabled+0x48/0x280
[  618.678652]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  618.683589]  ? kasan_check_read+0x11/0x20
[  618.687743]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  618.693029]  ? oom_evaluate_task+0x540/0x540
[  618.697453]  ? find_held_lock+0x36/0x1c0
[  618.701528]  ? out_of_memory+0x974/0x1430
[  618.705695]  ? lock_downgrade+0x900/0x900
[  618.710304]  ? check_preemption_disabled+0x48/0x280
[  618.715336]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  618.720272]  ? kasan_check_read+0x11/0x20
[  618.724431]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  618.729803]  ? rcu_softirq_qs+0x20/0x20
[  618.733784]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  618.739323]  ? oom_evaluate_task+0x302/0x540
[  618.743738]  out_of_memory+0xa84/0x1430
[  618.747729]  ? oom_killer_disable+0x3a0/0x3a0
[  618.752232]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  618.757171]  ? __mutex_add_waiter+0x2a0/0x2a0
[  618.761683]  __alloc_pages_slowpath+0x22d4/0x2d70
[  618.766578]  ? warn_alloc+0x120/0x120
[  618.770388]  ? rcu_softirq_qs+0x20/0x20
[  618.774397]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  618.779935]  ? should_fail+0x22d/0xd01
[  618.783831]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  618.788946]  ? zap_class+0x640/0x640
[  618.792691]  ? __lock_is_held+0xb5/0x140
[  618.796767]  ? mark_held_locks+0x130/0x130
[  618.801018]  ? lock_release+0xa00/0xa00
[  618.804995]  ? perf_trace_sched_process_exec+0x860/0x860
[  618.810463]  ? __might_sleep+0x95/0x190
[  618.814450]  __alloc_pages_nodemask+0xa80/0xde0
[  618.819218]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  618.824246]  ? __page_cache_alloc+0x191/0x5c0
[  618.828752]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  618.833689]  ? kasan_check_read+0x11/0x20
[  618.837851]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  618.843149]  ? zap_class+0x640/0x640
[  618.846888]  ? zap_class+0x640/0x640
[  618.850606]  ? zap_class+0x640/0x640
[  618.854329]  ? __do_page_cache_readahead+0x7ce/0x980
[  618.859446]  ? find_held_lock+0x36/0x1c0
[  618.863520]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  618.869082]  alloc_pages_current+0x173/0x350
[  618.873508]  __page_cache_alloc+0x38c/0x5c0
[  618.877841]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  618.882778]  ? kasan_check_read+0x11/0x20
[  618.886939]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  618.892232]  ? generic_perform_write+0x6a0/0x6a0
[  618.896995]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  618.902547]  ? check_preemption_disabled+0x48/0x280
[  618.907589]  filemap_fault+0x1594/0x25f0
[  618.911671]  ? __lock_page_or_retry+0xa00/0xa00
[  618.916349]  ? mark_held_locks+0x130/0x130
[  618.920587]  ? rcu_softirq_qs+0x20/0x20
[  618.924586]  ? filemap_map_pages+0xe04/0x1990
[  618.929100]  ? __free_object+0x173/0x340
[  618.933173]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  618.938108]  ? trace_hardirqs_off_caller+0x310/0x310
[  618.943233]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  618.947922]  ? debug_object_free+0x32d/0x690
[  618.952335]  ? kasan_check_read+0x11/0x20
[  618.956494]  ? debug_object_destroy+0x2b0/0x2b0
[  618.961177]  ? lock_pi_update_atomic+0x150/0x150
[  618.965935]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  618.971477]  ? __hrtimer_init+0xdb/0x240
[  618.975562]  ? lock_acquire+0x1ed/0x520
[  618.979557]  ? ext4_filemap_fault+0x7a/0xad
[  618.983897]  ? lock_release+0xa00/0xa00
[  618.988229]  ? perf_trace_sched_process_exec+0x860/0x860
[  618.993692]  ? print_usage_bug+0xc0/0xc0
[  618.997772]  ? print_usage_bug+0xc0/0xc0
[  619.001851]  ? down_read+0x8d/0x120
[  619.005483]  ? ext4_filemap_fault+0x7a/0xad
[  619.009809]  ? __down_interruptible+0x700/0x700
[  619.014491]  ext4_filemap_fault+0x82/0xad
[  619.018650]  __do_fault+0x100/0x6b0
[  619.022285]  ? pmd_devmap_trans_unstable+0x220/0x220
[  619.027395]  ? mark_held_locks+0x130/0x130
[  619.031635]  ? mark_held_locks+0x130/0x130
[  619.035883]  ? debug_smp_processor_id+0x1c/0x20
[  619.040561]  ? perf_trace_lock+0x14d/0x7a0
[  619.044806]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  619.050357]  __handle_mm_fault+0x307c/0x5920
[  619.054784]  ? perf_trace_lock+0x7a0/0x7a0
[  619.059047]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  619.063906]  ? lock_is_held_type+0x210/0x210
[  619.068329]  ? ksys_dup3+0x680/0x680
[  619.072046]  ? __switch_to_asm+0x34/0x70
[  619.076134]  ? zap_class+0x640/0x640
[  619.079851]  ? zap_class+0x640/0x640
[  619.083577]  ? __x64_sys_futex+0x53e/0x6a0
[  619.088024]  ? find_held_lock+0x36/0x1c0
[  619.092105]  ? handle_mm_fault+0x42a/0xc70
[  619.096351]  ? lock_downgrade+0x900/0x900
[  619.100512]  ? check_preemption_disabled+0x48/0x280
[  619.105561]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  619.110498]  ? kasan_check_read+0x11/0x20
[  619.114661]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  619.120046]  ? rcu_softirq_qs+0x20/0x20
[  619.124363]  ? trace_hardirqs_off_caller+0x310/0x310
[  619.129478]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  619.135021]  ? check_preemption_disabled+0x48/0x280
[  619.140053]  handle_mm_fault+0x54f/0xc70
[  619.144127]  ? __handle_mm_fault+0x5920/0x5920
[  619.148876]  ? find_vma+0x34/0x190
[  619.152558]  __do_page_fault+0x5e8/0xe60
[  619.156626]  ? trace_hardirqs_off+0xb8/0x310
[  619.161049]  do_page_fault+0xf2/0x7e0
[  619.164866]  ? vmalloc_sync_all+0x30/0x30
[  619.169019]  ? error_entry+0x70/0xd0
[  619.172746]  ? trace_hardirqs_off_caller+0xbb/0x310
[  619.177765]  ? trace_hardirqs_on_caller+0xc0/0x310
[  619.182702]  ? syscall_return_slowpath+0x5e0/0x5e0
[  619.187634]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  619.192496]  ? trace_hardirqs_on_caller+0x310/0x310
[  619.197513]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  619.203005]  ? prepare_exit_to_usermode+0x291/0x3b0
[  619.208032]  ? page_fault+0x8/0x30
[  619.211585]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  619.216438]  ? page_fault+0x8/0x30
[  619.219984]  page_fault+0x1e/0x30
[  619.223441] RIP: 0033:0x40f9c0
[  619.226650] Code: Bad RIP value.
[  619.230025] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  619.235405] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  619.242697] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  619.249980] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  619.257266] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  619.264578] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  619.271902] warn_alloc_show_mem: 1 callbacks suppressed
[  619.271915] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  619.271917] Mem-Info:
[  619.271949] active_anon:55033 inactive_anon:131 isolated_anon:0
[  619.271949]  active_file:10 inactive_file:13 isolated_file:2
[  619.271949]  unevictable:0 dirty:0 writeback:0 unstable:0
[  619.271949]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  619.271949]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  619.271949]  free:13778 free_pcp:355 free_cma:0
[  619.277315] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  619.284273] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  619.286692] Call Trace:
[  619.319669] Node 0 
[  619.329039]  <IRQ>
[  619.356767] 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
[  619.359341]  dump_stack+0x244/0x39d
[  619.361654] lowmem_reserve[]:
[  619.363818]  ? dump_stack_print_info.cold.1+0x20/0x20
[  619.389319]  0
[  619.392966]  warn_alloc.cold.117+0xb7/0x1bd
[  619.396040]  2818
[  619.401241]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  619.403020]  6321
[  619.407372]  ? lock_downgrade+0x900/0x900
[  619.409423]  6321
[  619.414298]  ? trace_hardirqs_off+0xb8/0x310
[  619.416345] Node 0 
[  619.420511]  ? trace_hardirqs_off+0xb8/0x310
[  619.422590] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  619.427002]  __alloc_pages_slowpath+0x2660/0x2d70
[  619.429200] lowmem_reserve[]: 0
[  619.433653]  ? warn_alloc+0x120/0x120
[  619.460334]  0
[  619.465188]  ? warn_alloc+0x120/0x120
[  619.468444]  3503
[  619.472247]  ? print_usage_bug+0xc0/0xc0
[  619.474031]  3503
[  619.477855]  ? warn_alloc+0x120/0x120
[  619.479898] Node 0 
[  619.483960]  ? print_usage_bug+0xc0/0xc0
[  619.486029] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  619.489810]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  619.492026] lowmem_reserve[]:
[  619.496089]  ? should_fail+0x22d/0xd01
[  619.524443]  0 0
[  619.530009]  ? __lock_acquire+0x62f/0x4c20
[  619.533115]  0
[  619.537007]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  619.538958]  0
[  619.543196]  ? __lock_acquire+0x62f/0x4c20
[  619.550087]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  619.551869] Node 0 
[  619.556106]  ? __lock_acquire+0x62f/0x4c20
[  619.556122]  ? should_fail+0x22d/0xd01
[  619.561211] DMA: 1*4kB 
[  619.563474]  ? mark_held_locks+0x130/0x130
[  619.567681] (U) 
[  619.571602]  ? mark_held_locks+0x130/0x130
[  619.574170] 0*8kB 
[  619.578423]  ? try_to_wake_up+0x10a/0x12e0
[  619.580376] 0*16kB 1*32kB 
[  619.584625]  ? zap_class+0x640/0x640
[  619.586759] (U) 
[  619.590995]  ? print_usage_bug+0xc0/0xc0
[  619.591014]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  619.591028]  ? check_preemption_disabled+0x48/0x280
[  619.591059]  ? __lock_is_held+0xb5/0x140
[  619.593902] 2*64kB 
[  619.597628]  __alloc_pages_nodemask+0xa80/0xde0
[  619.599578] (U) 
[  619.604092]  ? zap_class+0x640/0x640
[  619.609614] 1*128kB 
[  619.614637]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  619.618671] (U) 
[  619.620918]  ? find_held_lock+0x36/0x1c0
[  619.625563] 1*256kB 
[  619.627561]  ? ____cache_alloc_node+0x1c7/0x1e0
[  619.631242] (U) 
[  619.633582]  ? lock_downgrade+0x900/0x900
[  619.638568] 0*512kB 1*1024kB 
[  619.640579]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  619.644610] (U) 
[  619.646944]  cache_grow_begin+0xa5/0x8c0
[  619.651586] 1*2048kB (M) 
[  619.653590]  ? do_raw_spin_unlock+0xa7/0x330
[  619.657713] 3*4096kB (M) 
[  619.660840]  fallback_alloc+0x204/0x2e0
[  619.666350] = 15908kB
[  619.668335]  ____cache_alloc_node+0x1c7/0x1e0
[  619.672550] Node 0 
[  619.675321]  kmem_cache_alloc_node+0xe3/0x730
[  619.679694] DMA32: 5*4kB 
[  619.682463]  ? ipv6_get_ifaddr+0x42e/0x620
[  619.686418] (MH) 
[  619.688846]  __alloc_skb+0x119/0x770
[  619.693329] 1*8kB (U) 
[  619.695599]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  619.700153] 3*16kB (MH) 
[  619.702932]  ? netdev_alloc_frag+0x1f0/0x1f0
[  619.707142] 2*32kB 
[  619.709209]  ? lock_downgrade+0x900/0x900
[  619.712896] (MH) 
[  619.715406]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  619.720679] 4*64kB (MH) 
[  619.723374]  ? refcount_sub_and_test_checked+0x203/0x310
[  619.727755] 4*128kB (M) 
[  619.730012]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  619.734131] 3*256kB (M) 
[  619.736209]  ? addrconf_rs_timer+0x690/0x690
[  619.741824] 4*512kB (UM) 
[  619.744522]  ndisc_alloc_skb+0x144/0x340
[  619.749933] 3*1024kB (UM) 
[  619.752624]  ndisc_send_rs+0x331/0x6e0
[  619.758045] 3*2048kB (UM) 
[  619.760742]  addrconf_rs_timer+0x314/0x690
[  619.760760]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  619.760788]  call_timer_fn+0x272/0x920
[  619.760800]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  619.760816]  ? process_timeout+0x40/0x40
[  619.760839]  ? __run_timers+0x7da/0xc70
[  619.760857]  ? _raw_spin_unlock_irq+0x27/0x80
[  619.760870]  ? _raw_spin_unlock_irq+0x27/0x80
[  619.760881]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  619.760896]  ? lockdep_hardirqs_on+0x296/0x5b0
[  619.760911]  ? trace_hardirqs_on+0xbd/0x310
[  619.760926]  ? kasan_check_read+0x11/0x20
[  619.761066]  ? __run_timers+0x7da/0xc70
[  619.765632] 3*4096kB (M) 
[  619.768413]  ? trace_hardirqs_off_caller+0x310/0x310
[  619.772791] = 25228kB
[  619.772800] Node 0 
[  619.775669]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  619.780382] Normal: 1142*4kB 
[  619.783255]  __run_timers+0x7e5/0xc70
[  619.787562] (MEH) 440*8kB (UMEH) 
[  619.791836]  ? timer_fixup_init+0x70/0x70
[  619.795689] 198*16kB (UME) 
[  619.799939]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  619.803980] 53*32kB (UMEH) 
[  619.807969]  ? zap_class+0x640/0x640
[  619.812440] 6*64kB (UM) 
[  619.816949]  ? enqueue_hrtimer+0x1a5/0x560
[  619.821158] 1*128kB (H) 
[  619.825763]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  619.830058] 0*256kB 1*512kB 
[  619.834227]  ? find_held_lock+0x36/0x1c0
[  619.838174] (H) 
[  619.840942]  ? zap_class+0x640/0x640
[  619.846021] 0*1024kB 0*2048kB 
[  619.848447]  ? pvclock_read_flags+0x160/0x160
[  619.850662] 0*4096kB 
[  619.854903]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  619.857984] = 13976kB
[  619.857999] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  619.861800]  ? check_preemption_disabled+0x48/0x280
[  619.865248] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  619.869401]  ? __lock_is_held+0xb5/0x140
[  619.872307] 4258 total pagecache pages
[  619.877326]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  619.880244] 0 pages in swap cache
[  619.883951]  ? check_preemption_disabled+0x48/0x280
[  619.886596] Swap cache stats: add 0, delete 0, find 0/0
[  619.886606] Free swap  = 0kB
[  619.890846]  run_timer_softirq+0x52/0xb0
[  619.893499] Total swap = 0kB
[  619.893508] 1965979 pages RAM
[  619.898718]  ? rcu_read_lock_sched_held+0x14f/0x180
[  619.901714] 0 pages HighMem/MovableOnly
[  619.905772]  __do_softirq+0x308/0xb7e
[  619.907729] 342867 pages reserved
[  619.911444]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  619.914615] 0 pages cma reserved
[  619.919107]  ? lock_downgrade+0x900/0x900
[  619.919127]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  619.921618] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  619.927104]  ? pvclock_read_flags+0x160/0x160
[  619.927119]  ? lapic_next_event+0x5a/0x90
[  619.927136]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  619.927155]  ? kvm_clock_read+0x18/0x30
[  619.929624] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  619.938502]  ? kvm_sched_clock_read+0x9/0x20
[  619.943504] syz-fuzzer cpuset=
[  619.952110]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  619.956331] /
[  619.960252]  ? check_preemption_disabled+0x48/0x280
[  619.965783]  mems_allowed=0
[  619.969260]  irq_exit+0x17f/0x1c0
[  620.087136]  smp_apic_timer_interrupt+0x1cb/0x760
[  620.091989]  ? smp_reschedule_interrupt+0x109/0x650
[  620.097014]  ? smp_call_function_single_interrupt+0x650/0x650
[  620.102916]  ? interrupt_entry+0xb5/0xc0
[  620.106985]  ? trace_hardirqs_off_caller+0xbb/0x310
[  620.112002]  ? trace_hardirqs_off_caller+0xbb/0x310
[  620.117024]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  620.121869]  ? trace_hardirqs_on_caller+0x310/0x310
[  620.126884]  ? trace_hardirqs_on_caller+0x310/0x310
[  620.131900]  ? task_prio+0x50/0x50
[  620.135445]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  620.140983]  ? check_preemption_disabled+0x48/0x280
[  620.146019]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  620.150884]  apic_timer_interrupt+0xf/0x20
[  620.155115]  </IRQ>
[  620.157365] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  620.163254] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  620.182178] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  620.189907] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  620.197196] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  620.204485] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  620.211776] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  620.219062] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  620.226403]  ? save_stack+0xa9/0xd0
[  620.230064]  __kmalloc_node_track_caller+0x33/0x70
[  620.235019]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  620.239805]  pskb_expand_head+0x230/0x10f0
[  620.244081]  ? memcpy+0x45/0x50
[  620.247388]  ? __copy_skb_header+0x350/0x6b0
[  620.251815]  ? skb_release_data+0x880/0x880
[  620.256154]  ? __alloc_skb+0x770/0x770
[  620.260058]  ? __lock_is_held+0xb5/0x140
[  620.264137]  ? kasan_check_write+0x14/0x20
[  620.268381]  ? __skb_clone+0x6c7/0xa00
[  620.272280]  ? __copy_skb_header+0x6b0/0x6b0
[  620.276700]  ? kmem_cache_alloc+0x33a/0x730
[  620.281051]  skb_ensure_writable+0x3dd/0x640
[  620.285483]  ? skb_checksum_setup+0xaa0/0xaa0
[  620.289992]  ? check_preemption_disabled+0x48/0x280
[  620.295032]  ? __this_cpu_preempt_check+0x1c/0x20
[  620.299894]  ? __bpf_redirect+0x54b/0xb20
[  620.304059]  ? __switch_to_asm+0x34/0x70
[  620.308155]  bpf_clone_redirect+0x14a/0x490
[  620.312499]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  620.317545]  ? __sched_text_start+0x8/0x8
[  620.321717]  ? retint_kernel+0x2d/0x2d
[  620.325616]  ? find_held_lock+0x36/0x1c0
[  620.329691]  ? lock_acquire+0x1ed/0x520
[  620.333674]  ? bpf_test_run+0x3cb/0x780
[  620.337672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  620.343224]  ? check_preemption_disabled+0x48/0x280
[  620.348255]  ? kasan_check_read+0x11/0x20
[  620.352411]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  620.357692]  ? rcu_softirq_qs+0x20/0x20
[  620.361668]  ? preempt_schedule+0x4d/0x60
[  620.365824]  ? ___preempt_schedule+0x16/0x18
[  620.370252]  ? bpf_test_run+0x25d/0x780
[  620.374243]  ? netlink_diag_dump+0x2a0/0x2a0
[  620.378672]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  620.384246]  ? bpf_test_init.isra.10+0x70/0x100
[  620.388951]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  620.393740]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  620.398609]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  620.404169]  ? fput+0x130/0x1a0
[  620.407470]  ? __bpf_prog_get+0x9b/0x290
[  620.411574]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  620.416436]  ? bpf_prog_test_run+0x130/0x1a0
[  620.420888]  ? __x64_sys_bpf+0x3d8/0x520
[  620.424977]  ? bpf_prog_get+0x20/0x20
[  620.428818]  ? do_syscall_64+0x1b9/0x820
[  620.432904]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  620.438402]  ? syscall_return_slowpath+0x5e0/0x5e0
[  620.443358]  ? trace_hardirqs_on_caller+0x310/0x310
[  620.448398]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  620.453430]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  620.460123]  ? __switch_to_asm+0x40/0x70
[  620.464202]  ? __switch_to_asm+0x34/0x70
[  620.468290]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  620.473162]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  620.478576] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  620.478669] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  620.485263] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  620.485274] Call Trace:
[  620.491920] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  620.501167]  <IRQ>
[  620.503777] syz-executor4 cpuset=
[  620.514285]  dump_stack+0x244/0x39d
[  620.516421] syz4
[  620.519889]  ? dump_stack_print_info.cold.1+0x20/0x20
[  620.523505]  mems_allowed=0
[  620.525495]  warn_alloc.cold.117+0xb7/0x1bd
[  620.537941]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  620.542819]  ? lock_downgrade+0x900/0x900
[  620.547235]  ? trace_hardirqs_off+0xb8/0x310
[  620.551865]  ? trace_hardirqs_off+0xb8/0x310
[  620.556391]  __alloc_pages_slowpath+0x2660/0x2d70
[  620.561296]  ? warn_alloc+0x120/0x120
[  620.565112]  ? warn_alloc+0x120/0x120
[  620.568924]  ? print_usage_bug+0xc0/0xc0
[  620.573004]  ? warn_alloc+0x120/0x120
[  620.576824]  ? print_usage_bug+0xc0/0xc0
[  620.580896]  ? __lock_acquire+0x62f/0x4c20
[  620.585138]  ? __lock_acquire+0x62f/0x4c20
[  620.589386]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  620.594936]  ? should_fail+0x22d/0xd01
[  620.598940]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  620.604071]  ? __lock_acquire+0x62f/0x4c20
[  620.608321]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  620.613442]  ? __lock_acquire+0x62f/0x4c20
[  620.617686]  ? should_fail+0x22d/0xd01
[  620.621584]  ? find_held_lock+0x36/0x1c0
[  620.625667]  ? mark_held_locks+0x130/0x130
[  620.629916]  ? mark_held_locks+0x130/0x130
[  620.634160]  ? zap_class+0x640/0x640
[  620.637882]  ? zap_class+0x640/0x640
[  620.641610]  ? print_usage_bug+0xc0/0xc0
[  620.645677]  ? do_raw_spin_unlock+0xa7/0x330
[  620.650094]  ? zap_class+0x640/0x640
[  620.653819]  ? print_usage_bug+0xc0/0xc0
[  620.657885]  ? wq_watchdog_touch+0x9c/0xfe
[  620.662140]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  620.667690]  ? check_preemption_disabled+0x48/0x280
[  620.672725]  ? __lock_is_held+0xb5/0x140
[  620.676800]  __alloc_pages_nodemask+0xa80/0xde0
[  620.681473]  ? zap_class+0x640/0x640
[  620.685198]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  620.690236]  ? find_held_lock+0x36/0x1c0
[  620.694313]  ? ____cache_alloc_node+0x1c7/0x1e0
[  620.698987]  ? lock_downgrade+0x900/0x900
[  620.703151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  620.709193]  cache_grow_begin+0xa5/0x8c0
[  620.713275]  ? do_raw_spin_unlock+0xa7/0x330
[  620.717699]  fallback_alloc+0x204/0x2e0
[  620.721687]  ____cache_alloc_node+0x1c7/0x1e0
[  620.726192]  kmem_cache_alloc_node+0xe3/0x730
[  620.730697]  ? ipv6_get_ifaddr+0x42e/0x620
[  620.734948]  __alloc_skb+0x119/0x770
[  620.738669]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  620.743959]  ? netdev_alloc_frag+0x1f0/0x1f0
[  620.748372]  ? lock_downgrade+0x900/0x900
[  620.752544]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  620.758097]  ? refcount_sub_and_test_checked+0x203/0x310
[  620.763567]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  620.769026]  ? addrconf_rs_timer+0x690/0x690
[  620.773452]  ndisc_alloc_skb+0x144/0x340
[  620.777525]  ndisc_send_rs+0x331/0x6e0
[  620.781427]  addrconf_rs_timer+0x314/0x690
[  620.785671]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  620.789923]  call_timer_fn+0x272/0x920
[  620.794146]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  620.798748]  ? process_timeout+0x40/0x40
[  620.802824]  ? mark_held_locks+0xc7/0x130
[  620.806977]  ? _raw_spin_unlock_irq+0x27/0x80
[  620.811475]  ? _raw_spin_unlock_irq+0x27/0x80
[  620.815972]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  620.820211]  ? lockdep_hardirqs_on+0x296/0x5b0
[  620.824804]  ? trace_hardirqs_on+0xbd/0x310
[  620.829135]  ? kasan_check_read+0x11/0x20
[  620.833286]  ? __run_timers+0x7da/0xc70
[  620.837265]  ? trace_hardirqs_off_caller+0x310/0x310
[  620.842388]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  620.846639]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  620.850881]  __run_timers+0x7e5/0xc70
[  620.854781]  ? timer_fixup_init+0x70/0x70
[  620.858943]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  620.864071]  ? zap_class+0x640/0x640
[  620.868289]  ? print_usage_bug+0xc0/0xc0
[  620.872451]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  620.877659]  ? find_held_lock+0x36/0x1c0
[  620.881728]  ? zap_class+0x640/0x640
[  620.885454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  620.891025]  ? check_preemption_disabled+0x48/0x280
[  620.896055]  ? __lock_is_held+0xb5/0x140
[  620.900131]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  620.905678]  ? check_preemption_disabled+0x48/0x280
[  620.910713]  run_timer_softirq+0x52/0xb0
[  620.914785]  ? rcu_read_lock_sched_held+0x14f/0x180
[  620.919809]  __do_softirq+0x308/0xb7e
[  620.923618]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  620.928121]  ? lock_downgrade+0x900/0x900
[  620.932282]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  620.937404]  ? pvclock_read_flags+0x160/0x160
[  620.941906]  ? lapic_next_event+0x5a/0x90
[  620.946183]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  620.952216]  ? kvm_clock_read+0x18/0x30
[  620.956319]  ? kvm_sched_clock_read+0x9/0x20
[  620.960838]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  620.966379]  ? check_preemption_disabled+0x48/0x280
[  620.972052]  irq_exit+0x17f/0x1c0
[  620.975834]  smp_apic_timer_interrupt+0x1cb/0x760
[  620.981224]  ? smp_reschedule_interrupt+0x109/0x650
[  620.986396]  ? smp_call_function_single_interrupt+0x650/0x650
[  620.992289]  ? interrupt_entry+0xb5/0xc0
[  620.996359]  ? trace_hardirqs_off_caller+0xbb/0x310
[  621.001380]  ? trace_hardirqs_off_caller+0xbb/0x310
[  621.006408]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  621.011256]  ? trace_hardirqs_on_caller+0x310/0x310
[  621.016486]  ? trace_hardirqs_on_caller+0x310/0x310
[  621.021643]  ? task_prio+0x50/0x50
[  621.025190]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  621.030733]  ? check_preemption_disabled+0x48/0x280
[  621.035764]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  621.040622]  apic_timer_interrupt+0xf/0x20
[  621.044850]  </IRQ>
[  621.047104] RIP: 0010:console_unlock+0xffa/0x1160
[  621.051953] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  621.070862] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  621.078584] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  621.085854] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  621.093232] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  621.100584] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  621.107857] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  621.115325]  ? netconsole_netdev_event+0x280/0x280
[  621.120290]  ? console_unlock+0xff1/0x1160
[  621.124787]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  621.129481]  ? vprintk_emit+0x7f7/0x930
[  621.133480]  ? lock_release+0xa00/0xa00
[  621.137466]  ? trace_hardirqs_off_caller+0x300/0x310
[  621.142584]  ? vprintk_default+0x28/0x30
[  621.146668]  ? trace_hardirqs_off_caller+0x310/0x310
[  621.151780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  621.157333]  vprintk_emit+0x33d/0x930
[  621.161152]  ? wake_up_klogd+0x180/0x180
[  621.165227]  ? find_held_lock+0x31/0x1c0
[  621.169304]  ? mark_held_locks+0xc7/0x130
[  621.173488]  ? _raw_spin_unlock_irq+0x27/0x80
[  621.177986]  ? _raw_spin_unlock_irq+0x27/0x80
[  621.182497]  vprintk_default+0x28/0x30
[  621.186393]  vprintk_func+0x7e/0x181
[  621.190117]  printk+0xa7/0xcf
[  621.193233]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  621.198012]  ? _raw_spin_unlock_irq+0x60/0x80
[  621.202566]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  621.207871]  dump_header+0x7cc/0xf72
[  621.211615]  ? pagefault_out_of_memory+0x197/0x197
[  621.216768]  ? zap_class+0x640/0x640
[  621.220513]  ? percpu_ref_get_many+0x240/0x240
[  621.225125]  ? print_usage_bug+0xc0/0xc0
[  621.229210]  ? print_usage_bug+0xc0/0xc0
[  621.233300]  ? zap_class+0x640/0x640
[  621.237030]  ? print_usage_bug+0xc0/0xc0
[  621.241112]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  621.246678]  ? find_held_lock+0x36/0x1c0
[  621.250765]  ? mark_held_locks+0xc7/0x130
[  621.254926]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  621.260416]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  621.265564]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  621.270164]  ? trace_hardirqs_on+0xbd/0x310
[  621.274495]  ? kasan_check_read+0x11/0x20
[  621.278650]  ? ___ratelimit+0x3b4/0x672
[  621.282640]  ? trace_hardirqs_off_caller+0x310/0x310
[  621.287753]  ? trace_hardirqs_on+0x310/0x310
[  621.292171]  ? lock_downgrade+0x900/0x900
[  621.296343]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  621.301466]  ? ___ratelimit+0x3b9/0x672
[  621.305448]  ? idr_get_free+0xec0/0xec0
[  621.309433]  ? find_held_lock+0x36/0x1c0
[  621.313515]  oom_kill_process.cold.27+0x10/0x903
[  621.318289]  ? zap_class+0x640/0x640
[  621.322006]  ? check_preemption_disabled+0x48/0x280
[  621.327044]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  621.331989]  ? kasan_check_read+0x11/0x20
[  621.336149]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  621.341436]  ? oom_evaluate_task+0x540/0x540
[  621.345861]  ? find_held_lock+0x36/0x1c0
[  621.349949]  ? out_of_memory+0x974/0x1430
[  621.354110]  ? lock_downgrade+0x900/0x900
[  621.358263]  ? check_preemption_disabled+0x48/0x280
[  621.363307]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  621.368249]  ? kasan_check_read+0x11/0x20
[  621.372412]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  621.377723]  ? rcu_softirq_qs+0x20/0x20
[  621.381727]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  621.387273]  ? oom_evaluate_task+0x302/0x540
[  621.391697]  out_of_memory+0xa84/0x1430
[  621.395693]  ? oom_killer_disable+0x3a0/0x3a0
[  621.400197]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  621.405145]  ? __mutex_add_waiter+0x2a0/0x2a0
[  621.409672]  __alloc_pages_slowpath+0x22d4/0x2d70
[  621.414568]  ? warn_alloc+0x120/0x120
[  621.418383]  ? rcu_softirq_qs+0x20/0x20
[  621.422398]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  621.427948]  ? should_fail+0x22d/0xd01
[  621.431847]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  621.436969]  ? zap_class+0x640/0x640
[  621.440715]  ? __lock_is_held+0xb5/0x140
[  621.444801]  ? mark_held_locks+0x130/0x130
[  621.449046]  ? lock_release+0xa00/0xa00
[  621.453031]  ? perf_trace_sched_process_exec+0x860/0x860
[  621.458505]  ? __might_sleep+0x95/0x190
[  621.462519]  __alloc_pages_nodemask+0xa80/0xde0
[  621.467215]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  621.472239]  ? __page_cache_alloc+0x191/0x5c0
[  621.476743]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  621.481675]  ? kasan_check_read+0x11/0x20
[  621.485834]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  621.491120]  ? zap_class+0x640/0x640
[  621.494866]  ? zap_class+0x640/0x640
[  621.498601]  ? zap_class+0x640/0x640
[  621.502323]  ? __do_page_cache_readahead+0x7ce/0x980
[  621.507445]  ? find_held_lock+0x36/0x1c0
[  621.511558]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  621.517127]  alloc_pages_current+0x173/0x350
[  621.521584]  __page_cache_alloc+0x38c/0x5c0
[  621.525940]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  621.530902]  ? kasan_check_read+0x11/0x20
[  621.535077]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  621.540384]  ? generic_perform_write+0x6a0/0x6a0
[  621.545170]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  621.550738]  ? check_preemption_disabled+0x48/0x280
[  621.555789]  filemap_fault+0x1594/0x25f0
[  621.559890]  ? __lock_page_or_retry+0xa00/0xa00
[  621.564598]  ? mark_held_locks+0x130/0x130
[  621.568855]  ? rcu_softirq_qs+0x20/0x20
[  621.572864]  ? filemap_map_pages+0xe04/0x1990
[  621.577391]  ? __free_object+0x173/0x340
[  621.581487]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  621.586437]  ? trace_hardirqs_off_caller+0x310/0x310
[  621.591589]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  621.596310]  ? debug_object_free+0x32d/0x690
[  621.601354]  ? kasan_check_read+0x11/0x20
[  621.605527]  ? debug_object_destroy+0x2b0/0x2b0
[  621.610221]  ? lock_pi_update_atomic+0x150/0x150
[  621.614992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  621.620554]  ? __hrtimer_init+0xdb/0x240
[  621.624656]  ? lock_acquire+0x1ed/0x520
[  621.628647]  ? ext4_filemap_fault+0x7a/0xad
[  621.632988]  ? lock_release+0xa00/0xa00
[  621.636972]  ? perf_trace_sched_process_exec+0x860/0x860
[  621.642439]  ? print_usage_bug+0xc0/0xc0
[  621.646525]  ? print_usage_bug+0xc0/0xc0
[  621.650636]  ? down_read+0x8d/0x120
[  621.654276]  ? ext4_filemap_fault+0x7a/0xad
[  621.658618]  ? __down_interruptible+0x700/0x700
[  621.663318]  ext4_filemap_fault+0x82/0xad
[  621.667487]  __do_fault+0x100/0x6b0
[  621.671145]  ? pmd_devmap_trans_unstable+0x220/0x220
[  621.676272]  ? mark_held_locks+0x130/0x130
[  621.680547]  ? mark_held_locks+0x130/0x130
[  621.684802]  ? debug_smp_processor_id+0x1c/0x20
[  621.689673]  ? perf_trace_lock+0x14d/0x7a0
[  621.693927]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  621.699512]  __handle_mm_fault+0x307c/0x5920
[  621.703957]  ? perf_trace_lock+0x7a0/0x7a0
[  621.708222]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  621.713101]  ? lock_is_held_type+0x210/0x210
[  621.717541]  ? ksys_dup3+0x680/0x680
[  621.721355]  ? __switch_to_asm+0x34/0x70
[  621.725449]  ? zap_class+0x640/0x640
[  621.729180]  ? zap_class+0x640/0x640
[  621.733125]  ? __x64_sys_futex+0x53e/0x6a0
[  621.737377]  ? find_held_lock+0x36/0x1c0
[  621.741466]  ? handle_mm_fault+0x42a/0xc70
[  621.745715]  ? lock_downgrade+0x900/0x900
[  621.749868]  ? check_preemption_disabled+0x48/0x280
[  621.754904]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  621.759844]  ? kasan_check_read+0x11/0x20
[  621.764004]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  621.769290]  ? rcu_softirq_qs+0x20/0x20
[  621.773271]  ? trace_hardirqs_off_caller+0x310/0x310
[  621.778387]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  621.783931]  ? check_preemption_disabled+0x48/0x280
[  621.788961]  handle_mm_fault+0x54f/0xc70
[  621.793037]  ? __handle_mm_fault+0x5920/0x5920
[  621.797763]  ? find_vma+0x34/0x190
[  621.801315]  __do_page_fault+0x5e8/0xe60
[  621.805381]  ? trace_hardirqs_off+0xb8/0x310
[  621.809809]  do_page_fault+0xf2/0x7e0
[  621.813615]  ? vmalloc_sync_all+0x30/0x30
[  621.817774]  ? error_entry+0x70/0xd0
[  621.821494]  ? trace_hardirqs_off_caller+0xbb/0x310
[  621.826513]  ? trace_hardirqs_on_caller+0xc0/0x310
[  621.831458]  ? syscall_return_slowpath+0x5e0/0x5e0
[  621.836397]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  621.841246]  ? trace_hardirqs_on_caller+0x310/0x310
[  621.846269]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  621.851736]  ? prepare_exit_to_usermode+0x291/0x3b0
[  621.856764]  ? page_fault+0x8/0x30
[  621.860327]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  621.865187]  ? page_fault+0x8/0x30
[  621.868804]  page_fault+0x1e/0x30
[  621.872600] RIP: 0033:0x40f9c0
[  621.876509] Code: Bad RIP value.
[  621.880256] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  621.885854] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  621.893129] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  621.900510] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  621.907795] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  621.915085] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  621.922398] warn_alloc_show_mem: 1 callbacks suppressed
[  621.922419] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  621.922421] Mem-Info:
[  621.922453] active_anon:55033 inactive_anon:131 isolated_anon:0
[  621.922453]  active_file:10 inactive_file:13 isolated_file:2
[  621.922453]  unevictable:0 dirty:0 writeback:0 unstable:0
[  621.922453]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  621.922453]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  621.922453]  free:13778 free_pcp:355 free_cma:0
[  621.927809] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  621.934755] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  621.937175] Call Trace:
[  621.971574] Node 0 
[  621.980965]  <IRQ>
[  622.008672] 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
[  622.011261]  dump_stack+0x244/0x39d
[  622.013484] lowmem_reserve[]:
[  622.015634]  ? dump_stack_print_info.cold.1+0x20/0x20
[  622.041119]  0 2818
[  622.044783]  warn_alloc.cold.117+0xb7/0x1bd
[  622.047853]  6321
[  622.053054]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  622.055283]  6321
[  622.059609]  ? lock_downgrade+0x900/0x900
[  622.066515]  ? trace_hardirqs_off+0xb8/0x310
[  622.068575] Node 0 
[  622.072732]  ? trace_hardirqs_off+0xb8/0x310
[  622.077142] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  622.079365]  __alloc_pages_slowpath+0x2660/0x2d70
[  622.083738] lowmem_reserve[]: 0
[  622.110609]  ? warn_alloc+0x120/0x120
[  622.115419]  0
[  622.118713]  ? warn_alloc+0x120/0x120
[  622.122486]  3503 3503
[  622.124310]  ? print_usage_bug+0xc0/0xc0
[  622.128098] Node 0 
[  622.130602]  ? warn_alloc+0x120/0x120
[  622.134670] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  622.136885]  ? print_usage_bug+0xc0/0xc0
[  622.140666] lowmem_reserve[]:
[  622.169064]  ? __lock_acquire+0x62f/0x4c20
[  622.173114]  0
[  622.176221]  ? __lock_acquire+0x62f/0x4c20
[  622.180427]  0 0
[  622.182241]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  622.186451]  0
[  622.188433]  ? should_fail+0x22d/0xd01
[  622.193959] Node 0 
[  622.195766]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  622.199631] DMA: 
[  622.201869]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  622.207127] 1*4kB 
[  622.209194]  ? __lock_acquire+0x62f/0x4c20
[  622.214273] (U) 
[  622.216423]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  622.220637] 0*8kB 
[  622.222612]  ? __lock_acquire+0x62f/0x4c20
[  622.227697] 0*16kB 
[  622.229844]  ? should_fail+0x22d/0xd01
[  622.234060] 1*32kB 
[  622.236300]  ? rcu_irq_exit+0x1a2/0x390
[  622.240162] (U) 
[  622.242410]  ? mark_held_locks+0x130/0x130
[  622.246355] 2*64kB 
[  622.248331]  ? mark_held_locks+0x130/0x130
[  622.252555] (U) 
[  622.254802]  ? mark_held_locks+0xc7/0x130
[  622.259025] 1*128kB 
[  622.260997]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  622.261015]  ? zap_class+0x640/0x640
[  622.265147] (U) 
[  622.267473]  ? print_usage_bug+0xc0/0xc0
[  622.272460] 1*256kB (U) 
[  622.276193]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  622.278145] 0*512kB 
[  622.282205]  ? check_preemption_disabled+0x48/0x280
[  622.284871] 1*1024kB (U) 
[  622.290430]  ? __lock_is_held+0xb5/0x140
[  622.292733] 1*2048kB 
[  622.297751]  __alloc_pages_nodemask+0xa80/0xde0
[  622.300485] (M) 
[  622.304558]  ? zap_class+0x640/0x640
[  622.306953] 3*4096kB 
[  622.311633]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  622.313589] (M) 
[  622.317312]  ? find_held_lock+0x36/0x1c0
[  622.319698] = 15908kB
[  622.324721]  ? ____cache_alloc_node+0x1c7/0x1e0
[  622.326670] Node 0 
[  622.330729]  ? lock_downgrade+0x900/0x900
[  622.333117] DMA32: 
[  622.337786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  622.340003] 5*4kB 
[  622.344153]  cache_grow_begin+0xa5/0x8c0
[  622.346366] (MH) 
[  622.351901]  ? do_raw_spin_unlock+0xa7/0x330
[  622.354033] 1*8kB 
[  622.358098]  fallback_alloc+0x204/0x2e0
[  622.360138] (U) 
[  622.364566]  ____cache_alloc_node+0x1c7/0x1e0
[  622.366686] 3*16kB 
[  622.370668]  kmem_cache_alloc_node+0xe3/0x730
[  622.372643] (MH) 
[  622.377149]  ? ipv6_get_ifaddr+0x42e/0x620
[  622.379367] 2*32kB 
[  622.383874]  __alloc_skb+0x119/0x770
[  622.385917] (MH) 
[  622.390154]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  622.392369] 4*64kB 
[  622.396089]  ? netdev_alloc_frag+0x1f0/0x1f0
[  622.398131] (MH) 
[  622.403412]  ? lock_downgrade+0x900/0x900
[  622.405632] 4*128kB 
[  622.410046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  622.412089] (M) 
[  622.416244]  ? refcount_sub_and_test_checked+0x203/0x310
[  622.418551] 3*256kB (M) 
[  622.424109]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  622.426071] 4*512kB 
[  622.431525]  ? addrconf_rs_timer+0x690/0x690
[  622.434186] (UM) 
[  622.439661]  ndisc_alloc_skb+0x144/0x340
[  622.441961] 3*1024kB 
[  622.446373]  ndisc_send_rs+0x331/0x6e0
[  622.448410] (UM) 
[  622.452477]  addrconf_rs_timer+0x314/0x690
[  622.454861] 3*2048kB (UM) 
[  622.458767]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  622.460805] 3*4096kB 
[  622.465050]  call_timer_fn+0x272/0x920
[  622.467863] (M) 
[  622.472095]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  622.474486] = 25228kB
[  622.478387]  ? process_timeout+0x40/0x40
[  622.480345] Node 0 
[  622.484605]  ? __run_timers+0x7da/0xc70
[  622.486995] Normal: 
[  622.491061]  ? _raw_spin_unlock_irq+0x27/0x80
[  622.493280] 1142*4kB 
[  622.497264]  ? _raw_spin_unlock_irq+0x27/0x80
[  622.499573] (MEH) 
[  622.504068]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  622.506465] 440*8kB 
[  622.510956]  ? lockdep_hardirqs_on+0x296/0x5b0
[  622.513095] (UMEH) 
[  622.517334]  ? trace_hardirqs_on+0xbd/0x310
[  622.519639] 198*16kB 
[  622.524245]  ? kasan_check_read+0x11/0x20
[  622.526466] (UME) 
[  622.530807]  ? __run_timers+0x7da/0xc70
[  622.533200] 53*32kB 
[  622.537343]  ? trace_hardirqs_off_caller+0x310/0x310
[  622.539477] (UMEH) 
[  622.543454]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  622.545761] 6*64kB 
[  622.550865]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  622.553088] (UM) 
[  622.557328]  __run_timers+0x7e5/0xc70
[  622.559556] 1*128kB 
[  622.563813]  ? timer_fixup_init+0x70/0x70
[  622.565848] (H) 
[  622.569657]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  622.571963] 0*256kB 
[  622.576112]  ? zap_class+0x640/0x640
[  622.578168] 1*512kB (H) 
[  622.583199]  ? enqueue_hrtimer+0x1a5/0x560
[  622.585506] 0*1024kB 
[  622.589233]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  622.591886] 0*2048kB 
[  622.596145]  ? find_held_lock+0x36/0x1c0
[  622.598546] 0*4096kB 
[  622.603744]  ? zap_class+0x640/0x640
[  622.606134] = 13976kB
[  622.610195]  ? pvclock_read_flags+0x160/0x160
[  622.612598] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  622.616305]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  622.618703] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  622.623189]  ? check_preemption_disabled+0x48/0x280
[  622.632011] 4258 total pagecache pages
[  622.637572]  ? __lock_is_held+0xb5/0x140
[  622.646128] 0 pages in swap cache
[  622.651146]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  622.655012] Swap cache stats: add 0, delete 0, find 0/0
[  622.659072]  ? check_preemption_disabled+0x48/0x280
[  622.662504] Free swap  = 0kB
[  622.662514] Total swap = 0kB
[  622.668085]  run_timer_softirq+0x52/0xb0
[  622.673435] 1965979 pages RAM
[  622.678463]  ? rcu_read_lock_sched_held+0x14f/0x180
[  622.681464] 0 pages HighMem/MovableOnly
[  622.684491]  __do_softirq+0x308/0xb7e
[  622.688530] 342867 pages reserved
[  622.688548] 0 pages cma reserved
[  622.691666]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  622.696722] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  622.700666]  ? lock_downgrade+0x900/0x900
[  622.700687]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  622.704570] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  622.708250]  ? pvclock_read_flags+0x160/0x160
[  622.711605] syz-fuzzer cpuset=
[  622.716111]  ? lapic_next_event+0x5a/0x90
[  622.722589] /
[  622.726762]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  622.731854]  mems_allowed=0
[  622.742097]  ? kvm_clock_read+0x18/0x30
[  622.768060]  ? kvm_sched_clock_read+0x9/0x20
[  622.772500]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  622.778085]  ? check_preemption_disabled+0x48/0x280
[  622.783136]  irq_exit+0x17f/0x1c0
[  622.786614]  smp_apic_timer_interrupt+0x1cb/0x760
[  622.791576]  ? smp_reschedule_interrupt+0x109/0x650
[  622.796649]  ? smp_call_function_single_interrupt+0x650/0x650
[  622.802578]  ? interrupt_entry+0xb5/0xc0
[  622.806667]  ? trace_hardirqs_off_caller+0xbb/0x310
[  622.811702]  ? trace_hardirqs_off_caller+0xbb/0x310
[  622.816744]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  622.821619]  ? trace_hardirqs_on_caller+0x310/0x310
[  622.826663]  ? trace_hardirqs_on_caller+0x310/0x310
[  622.831700]  ? task_prio+0x50/0x50
[  622.835261]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  622.840823]  ? check_preemption_disabled+0x48/0x280
[  622.845875]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  622.850750]  apic_timer_interrupt+0xf/0x20
[  622.854996]  </IRQ>
[  622.857261] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  622.863159] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  622.882074] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  622.889801] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  622.897084] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  622.904370] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  622.911655] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  622.918940] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  622.926262]  ? save_stack+0xa9/0xd0
[  622.929919]  __kmalloc_node_track_caller+0x33/0x70
[  622.934877]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  622.939671]  pskb_expand_head+0x230/0x10f0
[  622.943949]  ? memcpy+0x45/0x50
[  622.947261]  ? __copy_skb_header+0x350/0x6b0
[  622.951714]  ? skb_release_data+0x880/0x880
[  622.956058]  ? __alloc_skb+0x770/0x770
[  622.960000]  ? __lock_is_held+0xb5/0x140
[  622.964093]  ? kasan_check_write+0x14/0x20
[  622.968352]  ? __skb_clone+0x6c7/0xa00
[  622.972264]  ? __copy_skb_header+0x6b0/0x6b0
[  622.976692]  ? kmem_cache_alloc+0x33a/0x730
[  622.981046]  skb_ensure_writable+0x3dd/0x640
[  622.985480]  ? skb_checksum_setup+0xaa0/0xaa0
[  622.989989]  ? check_preemption_disabled+0x48/0x280
[  622.995031]  ? __this_cpu_preempt_check+0x1c/0x20
[  622.999899]  ? __bpf_redirect+0x54b/0xb20
[  623.004060]  ? __switch_to_asm+0x34/0x70
[  623.008147]  bpf_clone_redirect+0x14a/0x490
[  623.012487]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  623.017518]  ? __sched_text_start+0x8/0x8
[  623.021695]  ? retint_kernel+0x2d/0x2d
[  623.025603]  ? find_held_lock+0x36/0x1c0
[  623.029680]  ? lock_acquire+0x1ed/0x520
[  623.033659]  ? bpf_test_run+0x3cb/0x780
[  623.037642]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  623.043200]  ? check_preemption_disabled+0x48/0x280
[  623.048236]  ? kasan_check_read+0x11/0x20
[  623.052398]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  623.057703]  ? rcu_softirq_qs+0x20/0x20
[  623.061685]  ? preempt_schedule+0x4d/0x60
[  623.065842]  ? ___preempt_schedule+0x16/0x18
[  623.070272]  ? bpf_test_run+0x25d/0x780
[  623.074271]  ? netlink_diag_dump+0x2a0/0x2a0
[  623.078704]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  623.084285]  ? bpf_test_init.isra.10+0x70/0x100
[  623.088980]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  623.093751]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  623.098610]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  623.104155]  ? fput+0x130/0x1a0
[  623.107440]  ? __bpf_prog_get+0x9b/0x290
[  623.111506]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  623.116356]  ? bpf_prog_test_run+0x130/0x1a0
[  623.120773]  ? __x64_sys_bpf+0x3d8/0x520
[  623.124846]  ? bpf_prog_get+0x20/0x20
[  623.128694]  ? do_syscall_64+0x1b9/0x820
[  623.132758]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  623.138125]  ? syscall_return_slowpath+0x5e0/0x5e0
[  623.143060]  ? trace_hardirqs_on_caller+0x310/0x310
[  623.148081]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  623.153102]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  623.159774]  ? __switch_to_asm+0x40/0x70
[  623.163834]  ? __switch_to_asm+0x34/0x70
[  623.167901]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  623.172766]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  623.178158] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  623.178228] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  623.184846] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  623.184856] Call Trace:
[  623.191435] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  623.200692]  <IRQ>
[  623.203268] syz-executor4 cpuset=
[  623.213757]  dump_stack+0x244/0x39d
[  623.215883] syz4
[  623.219335]  ? dump_stack_print_info.cold.1+0x20/0x20
[  623.222941]  mems_allowed=0
[  623.224925]  warn_alloc.cold.117+0xb7/0x1bd
[  623.237339]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  623.242191]  ? lock_downgrade+0x900/0x900
[  623.246352]  ? trace_hardirqs_off+0xb8/0x310
[  623.250771]  ? trace_hardirqs_off+0xb8/0x310
[  623.255197]  __alloc_pages_slowpath+0x2660/0x2d70
[  623.260080]  ? warn_alloc+0x120/0x120
[  623.263893]  ? warn_alloc+0x120/0x120
[  623.267699]  ? print_usage_bug+0xc0/0xc0
[  623.271769]  ? warn_alloc+0x120/0x120
[  623.275577]  ? print_usage_bug+0xc0/0xc0
[  623.279644]  ? __lock_acquire+0x62f/0x4c20
[  623.283883]  ? __lock_acquire+0x62f/0x4c20
[  623.288123]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  623.293663]  ? should_fail+0x22d/0xd01
[  623.297570]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  623.302678]  ? __lock_acquire+0x62f/0x4c20
[  623.306946]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  623.312054]  ? __lock_acquire+0x62f/0x4c20
[  623.316296]  ? should_fail+0x22d/0xd01
[  623.320200]  ? mark_held_locks+0x130/0x130
[  623.324444]  ? mark_held_locks+0x130/0x130
[  623.328679]  ? zap_class+0x640/0x640
[  623.332403]  ? zap_class+0x640/0x640
[  623.336121]  ? print_usage_bug+0xc0/0xc0
[  623.340191]  ? wq_watchdog_touch+0x9c/0xfe
[  623.344431]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  623.349975]  ? check_preemption_disabled+0x48/0x280
[  623.355005]  ? __lock_is_held+0xb5/0x140
[  623.359083]  __alloc_pages_nodemask+0xa80/0xde0
[  623.363756]  ? zap_class+0x640/0x640
[  623.367477]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  623.372511]  ? find_held_lock+0x36/0x1c0
[  623.376598]  ? ____cache_alloc_node+0x1c7/0x1e0
[  623.381269]  ? lock_downgrade+0x900/0x900
[  623.385432]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  623.390980]  cache_grow_begin+0xa5/0x8c0
[  623.395045]  ? do_raw_spin_unlock+0xa7/0x330
[  623.399474]  fallback_alloc+0x204/0x2e0
[  623.403458]  ____cache_alloc_node+0x1c7/0x1e0
[  623.407965]  kmem_cache_alloc_node+0xe3/0x730
[  623.412465]  ? ipv6_get_ifaddr+0x42e/0x620
[  623.416715]  __alloc_skb+0x119/0x770
[  623.420437]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  623.425721]  ? netdev_alloc_frag+0x1f0/0x1f0
[  623.430135]  ? lock_downgrade+0x900/0x900
[  623.434298]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  623.439844]  ? refcount_sub_and_test_checked+0x203/0x310
[  623.445305]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  623.450759]  ? addrconf_rs_timer+0x690/0x690
[  623.455187]  ndisc_alloc_skb+0x144/0x340
[  623.459275]  ndisc_send_rs+0x331/0x6e0
[  623.463175]  addrconf_rs_timer+0x314/0x690
[  623.467417]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  623.471668]  call_timer_fn+0x272/0x920
[  623.475565]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  623.479811]  ? process_timeout+0x40/0x40
[  623.483885]  ? mark_held_locks+0xc7/0x130
[  623.488042]  ? _raw_spin_unlock_irq+0x27/0x80
[  623.492555]  ? _raw_spin_unlock_irq+0x27/0x80
[  623.497052]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  623.501297]  ? lockdep_hardirqs_on+0x296/0x5b0
[  623.505882]  ? trace_hardirqs_on+0xbd/0x310
[  623.510212]  ? kasan_check_read+0x11/0x20
[  623.514372]  ? __run_timers+0x7da/0xc70
[  623.518351]  ? trace_hardirqs_off_caller+0x310/0x310
[  623.523471]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  623.527708]  __run_timers+0x7e5/0xc70
[  623.531555]  ? timer_fixup_init+0x70/0x70
[  623.535709]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  623.540735]  ? zap_class+0x640/0x640
[  623.544454]  ? print_usage_bug+0xc0/0xc0
[  623.548520]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  623.553727]  ? find_held_lock+0x36/0x1c0
[  623.557796]  ? zap_class+0x640/0x640
[  623.561525]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  623.567089]  ? check_preemption_disabled+0x48/0x280
[  623.572120]  ? __lock_is_held+0xb5/0x140
[  623.576190]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  623.581734]  ? check_preemption_disabled+0x48/0x280
[  623.586763]  run_timer_softirq+0x52/0xb0
[  623.590828]  ? rcu_read_lock_sched_held+0x14f/0x180
[  623.595846]  __do_softirq+0x308/0xb7e
[  623.599655]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  623.604462]  ? lock_downgrade+0x900/0x900
[  623.608619]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  623.613734]  ? pvclock_read_flags+0x160/0x160
[  623.618248]  ? lapic_next_event+0x5a/0x90
[  623.622413]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  623.627960]  ? kvm_clock_read+0x18/0x30
[  623.631939]  ? kvm_sched_clock_read+0x9/0x20
[  623.636355]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  623.641896]  ? check_preemption_disabled+0x48/0x280
[  623.646931]  irq_exit+0x17f/0x1c0
[  623.650392]  smp_apic_timer_interrupt+0x1cb/0x760
[  623.655233]  ? smp_reschedule_interrupt+0x109/0x650
[  623.660267]  ? smp_call_function_single_interrupt+0x650/0x650
[  623.666157]  ? interrupt_entry+0xb5/0xc0
[  623.670226]  ? trace_hardirqs_off_caller+0xbb/0x310
[  623.675246]  ? trace_hardirqs_off_caller+0xbb/0x310
[  623.680271]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  623.685119]  ? trace_hardirqs_on_caller+0x310/0x310
[  623.690137]  ? trace_hardirqs_on_caller+0x310/0x310
[  623.695160]  ? task_prio+0x50/0x50
[  623.698745]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  623.704288]  ? check_preemption_disabled+0x48/0x280
[  623.709313]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  623.714172]  apic_timer_interrupt+0xf/0x20
[  623.718403]  </IRQ>
[  623.720645] RIP: 0010:console_unlock+0xffa/0x1160
[  623.725494] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  623.744401] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  623.752120] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  623.759391] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  623.766666] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  623.773936] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  623.781209] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  623.788502]  ? netconsole_netdev_event+0x280/0x280
[  623.793454]  ? console_unlock+0xff1/0x1160
[  623.797719]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  623.802397]  ? vprintk_emit+0x7f7/0x930
[  623.806388]  ? lock_release+0xa00/0xa00
[  623.810373]  ? trace_hardirqs_off_caller+0x300/0x310
[  623.815497]  ? vprintk_default+0x28/0x30
[  623.819578]  ? trace_hardirqs_off_caller+0x310/0x310
[  623.824700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  623.830278]  vprintk_emit+0x33d/0x930
[  623.834101]  ? wake_up_klogd+0x180/0x180
[  623.838180]  ? find_held_lock+0x31/0x1c0
[  623.842262]  ? mark_held_locks+0xc7/0x130
[  623.846427]  ? _raw_spin_unlock_irq+0x27/0x80
[  623.850935]  ? _raw_spin_unlock_irq+0x27/0x80
[  623.855449]  vprintk_default+0x28/0x30
[  623.859365]  vprintk_func+0x7e/0x181
[  623.863113]  printk+0xa7/0xcf
[  623.866231]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  623.871031]  ? _raw_spin_unlock_irq+0x60/0x80
[  623.875574]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  623.880988]  dump_header+0x7cc/0xf72
[  623.884733]  ? pagefault_out_of_memory+0x197/0x197
[  623.889694]  ? zap_class+0x640/0x640
[  623.893428]  ? percpu_ref_get_many+0x240/0x240
[  623.898034]  ? print_usage_bug+0xc0/0xc0
[  623.902124]  ? print_usage_bug+0xc0/0xc0
[  623.906221]  ? zap_class+0x640/0x640
[  623.909982]  ? print_usage_bug+0xc0/0xc0
[  623.914085]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  623.919644]  ? find_held_lock+0x36/0x1c0
[  623.923732]  ? mark_held_locks+0xc7/0x130
[  623.927929]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  623.933054]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  623.938186]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  623.942802]  ? trace_hardirqs_on+0xbd/0x310
[  623.947158]  ? kasan_check_read+0x11/0x20
[  623.951342]  ? ___ratelimit+0x3b4/0x672
[  623.955357]  ? trace_hardirqs_off_caller+0x310/0x310
[  623.960479]  ? trace_hardirqs_on+0x310/0x310
[  623.964909]  ? lock_downgrade+0x900/0x900
[  623.969093]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  623.974215]  ? ___ratelimit+0x3b9/0x672
[  623.978208]  ? idr_get_free+0xec0/0xec0
[  623.982202]  ? find_held_lock+0x36/0x1c0
[  623.986301]  oom_kill_process.cold.27+0x10/0x903
[  623.991088]  ? zap_class+0x640/0x640
[  623.994834]  ? check_preemption_disabled+0x48/0x280
[  623.999885]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  624.004833]  ? kasan_check_read+0x11/0x20
[  624.009012]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  624.014322]  ? oom_evaluate_task+0x540/0x540
[  624.018750]  ? find_held_lock+0x36/0x1c0
[  624.022848]  ? out_of_memory+0x974/0x1430
[  624.027017]  ? lock_downgrade+0x900/0x900
[  624.031188]  ? check_preemption_disabled+0x48/0x280
[  624.036236]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  624.041189]  ? kasan_check_read+0x11/0x20
[  624.045359]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  624.050660]  ? rcu_softirq_qs+0x20/0x20
[  624.054672]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  624.060235]  ? oom_evaluate_task+0x302/0x540
[  624.064666]  out_of_memory+0xa84/0x1430
[  624.068673]  ? oom_killer_disable+0x3a0/0x3a0
[  624.073181]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  624.078129]  ? __mutex_add_waiter+0x2a0/0x2a0
[  624.082682]  __alloc_pages_slowpath+0x22d4/0x2d70
[  624.087580]  ? warn_alloc+0x120/0x120
[  624.091395]  ? rcu_softirq_qs+0x20/0x20
[  624.095418]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  624.100971]  ? should_fail+0x22d/0xd01
[  624.104870]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  624.109982]  ? zap_class+0x640/0x640
[  624.113727]  ? __lock_is_held+0xb5/0x140
[  624.117815]  ? mark_held_locks+0x130/0x130
[  624.122074]  ? lock_release+0xa00/0xa00
[  624.126067]  ? perf_trace_sched_process_exec+0x860/0x860
[  624.131557]  ? __might_sleep+0x95/0x190
[  624.135560]  __alloc_pages_nodemask+0xa80/0xde0
[  624.140253]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  624.145280]  ? __page_cache_alloc+0x191/0x5c0
[  624.149785]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  624.154730]  ? kasan_check_read+0x11/0x20
[  624.158903]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  624.164198]  ? zap_class+0x640/0x640
[  624.167932]  ? zap_class+0x640/0x640
[  624.171654]  ? zap_class+0x640/0x640
[  624.175399]  ? __do_page_cache_readahead+0x7ce/0x980
[  624.180553]  ? find_held_lock+0x36/0x1c0
[  624.184638]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  624.190201]  alloc_pages_current+0x173/0x350
[  624.194634]  __page_cache_alloc+0x38c/0x5c0
[  624.198974]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  624.203912]  ? kasan_check_read+0x11/0x20
[  624.208087]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  624.213379]  ? generic_perform_write+0x6a0/0x6a0
[  624.218148]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  624.223709]  ? check_preemption_disabled+0x48/0x280
[  624.228748]  filemap_fault+0x1594/0x25f0
[  624.232834]  ? __lock_page_or_retry+0xa00/0xa00
[  624.237526]  ? mark_held_locks+0x130/0x130
[  624.241784]  ? rcu_softirq_qs+0x20/0x20
[  624.245784]  ? filemap_map_pages+0xe04/0x1990
[  624.250305]  ? __free_object+0x173/0x340
[  624.254377]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  624.259319]  ? trace_hardirqs_off_caller+0x310/0x310
[  624.264433]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  624.269135]  ? debug_object_free+0x32d/0x690
[  624.273563]  ? kasan_check_read+0x11/0x20
[  624.277727]  ? debug_object_destroy+0x2b0/0x2b0
[  624.282420]  ? lock_pi_update_atomic+0x150/0x150
[  624.287188]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  624.292737]  ? __hrtimer_init+0xdb/0x240
[  624.296813]  ? lock_acquire+0x1ed/0x520
[  624.300792]  ? ext4_filemap_fault+0x7a/0xad
[  624.305142]  ? lock_release+0xa00/0xa00
[  624.309127]  ? perf_trace_sched_process_exec+0x860/0x860
[  624.314595]  ? print_usage_bug+0xc0/0xc0
[  624.318670]  ? print_usage_bug+0xc0/0xc0
[  624.322756]  ? down_read+0x8d/0x120
[  624.326385]  ? ext4_filemap_fault+0x7a/0xad
[  624.330720]  ? __down_interruptible+0x700/0x700
[  624.335412]  ext4_filemap_fault+0x82/0xad
[  624.339576]  __do_fault+0x100/0x6b0
[  624.343225]  ? pmd_devmap_trans_unstable+0x220/0x220
[  624.348341]  ? mark_held_locks+0x130/0x130
[  624.352589]  ? mark_held_locks+0x130/0x130
[  624.356836]  ? debug_smp_processor_id+0x1c/0x20
[  624.361518]  ? perf_trace_lock+0x14d/0x7a0
[  624.365781]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  624.371348]  __handle_mm_fault+0x307c/0x5920
[  624.375817]  ? perf_trace_lock+0x7a0/0x7a0
[  624.380087]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  624.384945]  ? lock_is_held_type+0x210/0x210
[  624.389380]  ? ksys_dup3+0x680/0x680
[  624.393113]  ? __switch_to_asm+0x34/0x70
[  624.397211]  ? zap_class+0x640/0x640
[  624.400938]  ? zap_class+0x640/0x640
[  624.404661]  ? __x64_sys_futex+0x53e/0x6a0
[  624.408911]  ? find_held_lock+0x36/0x1c0
[  624.413002]  ? handle_mm_fault+0x42a/0xc70
[  624.417254]  ? lock_downgrade+0x900/0x900
[  624.421418]  ? check_preemption_disabled+0x48/0x280
[  624.426461]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  624.431409]  ? kasan_check_read+0x11/0x20
[  624.435573]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  624.440867]  ? rcu_softirq_qs+0x20/0x20
[  624.444854]  ? trace_hardirqs_off_caller+0x310/0x310
[  624.449976]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  624.455545]  ? check_preemption_disabled+0x48/0x280
[  624.460586]  handle_mm_fault+0x54f/0xc70
[  624.464695]  ? __handle_mm_fault+0x5920/0x5920
[  624.469291]  ? find_vma+0x34/0x190
[  624.472842]  __do_page_fault+0x5e8/0xe60
[  624.476920]  ? trace_hardirqs_off+0xb8/0x310
[  624.481354]  do_page_fault+0xf2/0x7e0
[  624.485163]  ? vmalloc_sync_all+0x30/0x30
[  624.489317]  ? error_entry+0x70/0xd0
[  624.493051]  ? trace_hardirqs_off_caller+0xbb/0x310
[  624.498082]  ? trace_hardirqs_on_caller+0xc0/0x310
[  624.503016]  ? syscall_return_slowpath+0x5e0/0x5e0
[  624.507964]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  624.512817]  ? trace_hardirqs_on_caller+0x310/0x310
[  624.517836]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  624.523303]  ? prepare_exit_to_usermode+0x291/0x3b0
[  624.528326]  ? page_fault+0x8/0x30
[  624.531876]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  624.536727]  ? page_fault+0x8/0x30
[  624.540274]  page_fault+0x1e/0x30
[  624.543728] RIP: 0033:0x40f9c0
[  624.546934] Code: Bad RIP value.
[  624.550301] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  624.555691] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  624.562964] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  624.570239] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  624.577513] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  624.584795] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  624.592110] warn_alloc_show_mem: 1 callbacks suppressed
[  624.592123] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  624.592125] Mem-Info:
[  624.592155] active_anon:55033 inactive_anon:131 isolated_anon:0
[  624.592155]  active_file:10 inactive_file:13 isolated_file:2
[  624.592155]  unevictable:0 dirty:0 writeback:0 unstable:0
[  624.592155]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  624.592155]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  624.592155]  free:13778 free_pcp:355 free_cma:0
[  624.597504] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  624.597515] Call Trace:
[  624.604476] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  624.606884]  <IRQ>
[  624.639940] Node 0 
[  624.649343]  dump_stack+0x244/0x39d
[  624.651943] 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
[  624.679610]  ? dump_stack_print_info.cold.1+0x20/0x20
[  624.681756] lowmem_reserve[]:
[  624.684014]  warn_alloc.cold.117+0xb7/0x1bd
[  624.687618]  0
[  624.713559]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  624.718740]  2818
[  624.721856]  ? lock_downgrade+0x900/0x900
[  624.726147]  6321 6321
[  624.727973]  ? trace_hardirqs_off+0xb8/0x310
[  624.732795] Node 0 
[  624.734871]  ? trace_hardirqs_off+0xb8/0x310
[  624.739029] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  624.741509]  __alloc_pages_slowpath+0x2660/0x2d70
[  624.745888] lowmem_reserve[]: 0
[  624.748168]  ? warn_alloc+0x120/0x120
[  624.752528]  0
[  624.779299]  ? warn_alloc+0x120/0x120
[  624.784125]  3503
[  624.787407]  ? print_usage_bug+0xc0/0xc0
[  624.791181]  3503
[  624.792991]  ? warn_alloc+0x120/0x120
[  624.796773] Node 0 
[  624.798838]  ? print_usage_bug+0xc0/0xc0
[  624.802906] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  624.804943]  ? __lock_acquire+0x62f/0x4c20
[  624.808721] lowmem_reserve[]:
[  624.810961]  ? __lock_acquire+0x62f/0x4c20
[  624.814999]  0 0
[  624.843397]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  624.847620]  0
[  624.850727]  ? should_fail+0x22d/0xd01
[  624.854939]  0
[  624.856934]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  624.862449] Node 0 
[  624.864256]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  624.868112] DMA: 1*4kB 
[  624.869925]  ? __lock_acquire+0x62f/0x4c20
[  624.875180] (U) 
[  624.877416]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  624.882503] 0*8kB 
[  624.885090]  ? __lock_acquire+0x62f/0x4c20
[  624.889302] 0*16kB 1*32kB 
[  624.891291]  ? should_fail+0x22d/0xd01
[  624.896375] (U) 
[  624.898528]  ? rcu_irq_exit+0x1a2/0x390
[  624.902762] 2*64kB (U) 
[  624.905630]  ? mark_held_locks+0x130/0x130
[  624.909492] 1*128kB 
[  624.911470]  ? mark_held_locks+0x130/0x130
[  624.915424] (U) 
[  624.918010]  ? mark_held_locks+0xc7/0x130
[  624.922225] 1*256kB 
[  624.924558]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  624.928773] (U) 
[  624.930750]  ? zap_class+0x640/0x640
[  624.934882] 0*512kB 
[  624.937218]  ? print_usage_bug+0xc0/0xc0
[  624.942209] 1*1024kB (U) 
[  624.944214]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  624.947906] 1*2048kB (M) 
[  624.950249]  ? check_preemption_disabled+0x48/0x280
[  624.954322] 3*4096kB 
[  624.957104]  ? __lock_is_held+0xb5/0x140
[  624.962609] (M) = 15908kB
[  624.965399]  __alloc_pages_nodemask+0xa80/0xde0
[  624.970424] Node 0 
[  624.972845]  ? zap_class+0x640/0x640
[  624.976880] DMA32: 5*4kB 
[  624.979683]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  624.984330] (MH) 
[  624.986592]  ? find_held_lock+0x36/0x1c0
[  624.990270] 1*8kB (U) 
[  624.993057]  ? ____cache_alloc_node+0x1c7/0x1e0
[  624.998050] 3*16kB (MH) 
[  625.000152]  ? lock_downgrade+0x900/0x900
[  625.004199] 2*32kB 
[  625.006705]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  625.011341] (MH) 4*64kB 
[  625.014052]  cache_grow_begin+0xa5/0x8c0
[  625.018184] (MH) 
[  625.020428]  ? do_raw_spin_unlock+0xa7/0x330
[  625.025944] 4*128kB (M) 
[  625.028643]  fallback_alloc+0x204/0x2e0
[  625.032671] 3*256kB (M) 
[  625.034763]  ____cache_alloc_node+0x1c7/0x1e0
[  625.039139] 4*512kB (UM) 
[  625.041852]  kmem_cache_alloc_node+0xe3/0x730
[  625.045812] 3*1024kB 
[  625.048493]  ? ipv6_get_ifaddr+0x42e/0x620
[  625.052977] (UM) 
[  625.055752]  __alloc_skb+0x119/0x770
[  625.060219] 3*2048kB (UM) 
[  625.062651]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  625.066861] 3*4096kB (M) 
[  625.068941]  ? netdev_alloc_frag+0x1f0/0x1f0
[  625.072626] = 25228kB
[  625.072636] Node 0 
[  625.075484]  ? lock_downgrade+0x900/0x900
[  625.080738] Normal: 1142*4kB 
[  625.083520]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  625.087913] (MEH) 
[  625.090330]  ? refcount_sub_and_test_checked+0x203/0x310
[  625.092554] 440*8kB 
[  625.096714]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  625.099796] (UMEH) 
[  625.105343]  ? addrconf_rs_timer+0x690/0x690
[  625.107483] 198*16kB 
[  625.112946]  ndisc_alloc_skb+0x144/0x340
[  625.115240] (UME) 
[  625.120702]  ndisc_send_rs+0x331/0x6e0
[  625.122924] 53*32kB 
[  625.127348]  addrconf_rs_timer+0x314/0x690
[  625.129743] (UMEH) 
[  625.133824]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  625.135977] 6*64kB 
[  625.139891]  call_timer_fn+0x272/0x920
[  625.142185] (UM) 
[  625.146432]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  625.148646] 1*128kB 
[  625.152882]  ? process_timeout+0x40/0x40
[  625.155096] (H) 
[  625.158992]  ? __run_timers+0x7da/0xc70
[  625.161023] 0*256kB 
[  625.165269]  ? _raw_spin_unlock_irq+0x27/0x80
[  625.167567] 1*512kB (H) 
[  625.171640]  ? _raw_spin_unlock_irq+0x27/0x80
[  625.173593] 0*1024kB 
[  625.177582]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  625.179887] 0*2048kB 
[  625.184470]  ? lockdep_hardirqs_on+0x296/0x5b0
[  625.187114] 0*4096kB = 13976kB
[  625.191627]  ? trace_hardirqs_on+0xbd/0x310
[  625.194022] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  625.198249]  ? kasan_check_read+0x11/0x20
[  625.200647] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  625.205227]  ? __run_timers+0x7da/0xc70
[  625.208398] 4258 total pagecache pages
[  625.212726]  ? trace_hardirqs_off_caller+0x310/0x310
[  625.221559] 0 pages in swap cache
[  625.225716]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  625.234281] Swap cache stats: add 0, delete 0, find 0/0
[  625.238286]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  625.242156] Free swap  = 0kB
[  625.247275]  __run_timers+0x7e5/0xc70
[  625.250715] Total swap = 0kB
[  625.254964]  ? timer_fixup_init+0x70/0x70
[  625.260303] 1965979 pages RAM
[  625.264556]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  625.267559] 0 pages HighMem/MovableOnly
[  625.271388]  ? zap_class+0x640/0x640
[  625.274381] 342867 pages reserved
[  625.274391] 0 pages cma reserved
[  625.278558]  ? enqueue_hrtimer+0x1a5/0x560
[  625.281709] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  625.286670]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  625.286693]  ? find_held_lock+0x36/0x1c0
[  625.286711]  ? zap_class+0x640/0x640
[  625.290736] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  625.294390]  ? pvclock_read_flags+0x160/0x160
[  625.297820] syz-fuzzer cpuset=
[  625.301186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  625.305405] /
[  625.311911]  ? check_preemption_disabled+0x48/0x280
[  625.317098]  mems_allowed=0
[  625.321173]  ? __lock_is_held+0xb5/0x140
[  625.361980]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  625.367531]  ? check_preemption_disabled+0x48/0x280
[  625.372604]  run_timer_softirq+0x52/0xb0
[  625.376687]  ? rcu_read_lock_sched_held+0x14f/0x180
[  625.381730]  __do_softirq+0x308/0xb7e
[  625.385567]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  625.390082]  ? lock_downgrade+0x900/0x900
[  625.394248]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  625.399374]  ? pvclock_read_flags+0x160/0x160
[  625.403882]  ? lapic_next_event+0x5a/0x90
[  625.408044]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  625.413610]  ? kvm_clock_read+0x18/0x30
[  625.417598]  ? kvm_sched_clock_read+0x9/0x20
[  625.422025]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  625.427591]  ? check_preemption_disabled+0x48/0x280
[  625.432635]  irq_exit+0x17f/0x1c0
[  625.436097]  smp_apic_timer_interrupt+0x1cb/0x760
[  625.440948]  ? smp_reschedule_interrupt+0x109/0x650
[  625.445979]  ? smp_call_function_single_interrupt+0x650/0x650
[  625.451885]  ? interrupt_entry+0xb5/0xc0
[  625.455957]  ? trace_hardirqs_off_caller+0xbb/0x310
[  625.460986]  ? trace_hardirqs_off_caller+0xbb/0x310
[  625.466022]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  625.470872]  ? trace_hardirqs_on_caller+0x310/0x310
[  625.475892]  ? trace_hardirqs_on_caller+0x310/0x310
[  625.480928]  ? task_prio+0x50/0x50
[  625.484479]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  625.490028]  ? check_preemption_disabled+0x48/0x280
[  625.495057]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  625.499918]  apic_timer_interrupt+0xf/0x20
[  625.504149]  </IRQ>
[  625.506401] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  625.512291] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  625.531207] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  625.538933] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  625.546213] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  625.553490] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  625.560766] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  625.568047] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  625.575393]  ? save_stack+0xa9/0xd0
[  625.579040]  __kmalloc_node_track_caller+0x33/0x70
[  625.584019]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  625.588792]  pskb_expand_head+0x230/0x10f0
[  625.593042]  ? memcpy+0x45/0x50
[  625.596334]  ? __copy_skb_header+0x350/0x6b0
[  625.601251]  ? skb_release_data+0x880/0x880
[  625.605587]  ? __alloc_skb+0x770/0x770
[  625.609511]  ? __lock_is_held+0xb5/0x140
[  625.613602]  ? kasan_check_write+0x14/0x20
[  625.617849]  ? __skb_clone+0x6c7/0xa00
[  625.621745]  ? __copy_skb_header+0x6b0/0x6b0
[  625.626166]  ? kmem_cache_alloc+0x33a/0x730
[  625.630511]  skb_ensure_writable+0x3dd/0x640
[  625.634940]  ? skb_checksum_setup+0xaa0/0xaa0
[  625.639440]  ? check_preemption_disabled+0x48/0x280
[  625.644467]  ? __this_cpu_preempt_check+0x1c/0x20
[  625.649317]  ? __bpf_redirect+0x54b/0xb20
[  625.653472]  ? __switch_to_asm+0x34/0x70
[  625.657557]  bpf_clone_redirect+0x14a/0x490
[  625.661909]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  625.666938]  ? __sched_text_start+0x8/0x8
[  625.671093]  ? retint_kernel+0x2d/0x2d
[  625.674992]  ? find_held_lock+0x36/0x1c0
[  625.679065]  ? lock_acquire+0x1ed/0x520
[  625.683048]  ? bpf_test_run+0x3cb/0x780
[  625.687027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  625.692599]  ? check_preemption_disabled+0x48/0x280
[  625.697638]  ? kasan_check_read+0x11/0x20
[  625.701791]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  625.707072]  ? rcu_softirq_qs+0x20/0x20
[  625.711056]  ? preempt_schedule+0x4d/0x60
[  625.715247]  ? ___preempt_schedule+0x16/0x18
[  625.719677]  ? bpf_test_run+0x25d/0x780
[  625.723669]  ? netlink_diag_dump+0x2a0/0x2a0
[  625.728086]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  625.733635]  ? bpf_test_init.isra.10+0x70/0x100
[  625.738330]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  625.743107]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  625.747950]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  625.753496]  ? fput+0x130/0x1a0
[  625.756782]  ? __bpf_prog_get+0x9b/0x290
[  625.760850]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  625.765708]  ? bpf_prog_test_run+0x130/0x1a0
[  625.770128]  ? __x64_sys_bpf+0x3d8/0x520
[  625.774196]  ? bpf_prog_get+0x20/0x20
[  625.778024]  ? do_syscall_64+0x1b9/0x820
[  625.782092]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  625.787466]  ? syscall_return_slowpath+0x5e0/0x5e0
[  625.792400]  ? trace_hardirqs_on_caller+0x310/0x310
[  625.797423]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  625.802442]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  625.809113]  ? __switch_to_asm+0x40/0x70
[  625.813179]  ? __switch_to_asm+0x34/0x70
[  625.817252]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  625.822111]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  625.827502] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  625.827584] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  625.834190] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  625.834199] Call Trace:
[  625.840810] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  625.850042]  <IRQ>
[  625.852626] syz-executor4 cpuset=
[  625.863123]  dump_stack+0x244/0x39d
[  625.865254] syz4
[  625.868715]  ? dump_stack_print_info.cold.1+0x20/0x20
[  625.872326]  mems_allowed=0
[  625.874315]  warn_alloc.cold.117+0xb7/0x1bd
[  625.886727]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  625.891581]  ? lock_downgrade+0x900/0x900
[  625.895742]  ? trace_hardirqs_off+0xb8/0x310
[  625.900158]  ? trace_hardirqs_off+0xb8/0x310
[  625.904588]  __alloc_pages_slowpath+0x2660/0x2d70
[  625.909492]  ? warn_alloc+0x120/0x120
[  625.913328]  ? warn_alloc+0x120/0x120
[  625.917135]  ? print_usage_bug+0xc0/0xc0
[  625.921199]  ? warn_alloc+0x120/0x120
[  625.925006]  ? print_usage_bug+0xc0/0xc0
[  625.929075]  ? __lock_acquire+0x62f/0x4c20
[  625.933315]  ? __lock_acquire+0x62f/0x4c20
[  625.937565]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  625.943110]  ? should_fail+0x22d/0xd01
[  625.947004]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  625.952114]  ? __lock_acquire+0x62f/0x4c20
[  625.956356]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  625.961461]  ? __lock_acquire+0x62f/0x4c20
[  625.965694]  ? should_fail+0x22d/0xd01
[  625.969590]  ? find_held_lock+0x36/0x1c0
[  625.973666]  ? mark_held_locks+0x130/0x130
[  625.977911]  ? mark_held_locks+0x130/0x130
[  625.982145]  ? zap_class+0x640/0x640
[  625.985864]  ? zap_class+0x640/0x640
[  625.989584]  ? print_usage_bug+0xc0/0xc0
[  625.993650]  ? do_raw_spin_unlock+0xa7/0x330
[  625.998070]  ? zap_class+0x640/0x640
[  626.001788]  ? print_usage_bug+0xc0/0xc0
[  626.005853]  ? wq_watchdog_touch+0x9c/0xfe
[  626.010097]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  626.015636]  ? check_preemption_disabled+0x48/0x280
[  626.020669]  ? __lock_is_held+0xb5/0x140
[  626.024742]  __alloc_pages_nodemask+0xa80/0xde0
[  626.029414]  ? zap_class+0x640/0x640
[  626.033138]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  626.038168]  ? find_held_lock+0x36/0x1c0
[  626.042249]  ? ____cache_alloc_node+0x1c7/0x1e0
[  626.046921]  ? lock_downgrade+0x900/0x900
[  626.051090]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  626.056640]  cache_grow_begin+0xa5/0x8c0
[  626.060709]  ? do_raw_spin_unlock+0xa7/0x330
[  626.065131]  fallback_alloc+0x204/0x2e0
[  626.069141]  ____cache_alloc_node+0x1c7/0x1e0
[  626.073647]  kmem_cache_alloc_node+0xe3/0x730
[  626.078158]  ? ipv6_get_ifaddr+0x42e/0x620
[  626.082410]  __alloc_skb+0x119/0x770
[  626.086162]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  626.091465]  ? netdev_alloc_frag+0x1f0/0x1f0
[  626.095896]  ? lock_downgrade+0x900/0x900
[  626.100086]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  626.105651]  ? refcount_sub_and_test_checked+0x203/0x310
[  626.111139]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  626.116615]  ? addrconf_rs_timer+0x690/0x690
[  626.121072]  ndisc_alloc_skb+0x144/0x340
[  626.125153]  ndisc_send_rs+0x331/0x6e0
[  626.129054]  addrconf_rs_timer+0x314/0x690
[  626.133317]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  626.137584]  call_timer_fn+0x272/0x920
[  626.141479]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  626.145750]  ? process_timeout+0x40/0x40
[  626.149832]  ? mark_held_locks+0xc7/0x130
[  626.153997]  ? _raw_spin_unlock_irq+0x27/0x80
[  626.158516]  ? _raw_spin_unlock_irq+0x27/0x80
[  626.163033]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  626.167288]  ? lockdep_hardirqs_on+0x296/0x5b0
[  626.171890]  ? trace_hardirqs_on+0xbd/0x310
[  626.176231]  ? kasan_check_read+0x11/0x20
[  626.180415]  ? __run_timers+0x7da/0xc70
[  626.184412]  ? trace_hardirqs_off_caller+0x310/0x310
[  626.189549]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  626.193831]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  626.198094]  __run_timers+0x7e5/0xc70
[  626.201927]  ? timer_fixup_init+0x70/0x70
[  626.206105]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  626.211140]  ? zap_class+0x640/0x640
[  626.214870]  ? print_usage_bug+0xc0/0xc0
[  626.218949]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  626.224168]  ? find_held_lock+0x36/0x1c0
[  626.228262]  ? zap_class+0x640/0x640
[  626.232005]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  626.237574]  ? check_preemption_disabled+0x48/0x280
[  626.242621]  ? __lock_is_held+0xb5/0x140
[  626.246698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  626.252244]  ? check_preemption_disabled+0x48/0x280
[  626.257282]  run_timer_softirq+0x52/0xb0
[  626.261364]  ? rcu_read_lock_sched_held+0x14f/0x180
[  626.266409]  __do_softirq+0x308/0xb7e
[  626.270234]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  626.274785]  ? lock_downgrade+0x900/0x900
[  626.278963]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  626.284090]  ? pvclock_read_flags+0x160/0x160
[  626.288637]  ? lapic_next_event+0x5a/0x90
[  626.292797]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  626.298354]  ? kvm_clock_read+0x18/0x30
[  626.302363]  ? kvm_sched_clock_read+0x9/0x20
[  626.306797]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  626.312356]  ? check_preemption_disabled+0x48/0x280
[  626.317396]  irq_exit+0x17f/0x1c0
[  626.320858]  smp_apic_timer_interrupt+0x1cb/0x760
[  626.325705]  ? smp_reschedule_interrupt+0x109/0x650
[  626.330733]  ? smp_call_function_single_interrupt+0x650/0x650
[  626.336635]  ? interrupt_entry+0xb5/0xc0
[  626.340704]  ? trace_hardirqs_off_caller+0xbb/0x310
[  626.345729]  ? trace_hardirqs_off_caller+0xbb/0x310
[  626.350757]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  626.355610]  ? trace_hardirqs_on_caller+0x310/0x310
[  626.360627]  ? trace_hardirqs_on_caller+0x310/0x310
[  626.365675]  ? task_prio+0x50/0x50
[  626.369226]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  626.374775]  ? check_preemption_disabled+0x48/0x280
[  626.379821]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  626.384681]  apic_timer_interrupt+0xf/0x20
[  626.388911]  </IRQ>
[  626.391155] RIP: 0010:console_unlock+0xffa/0x1160
[  626.396000] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  626.414913] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  626.422641] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  626.429917] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  626.437192] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  626.444464] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  626.451734] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  626.459024]  ? netconsole_netdev_event+0x280/0x280
[  626.463970]  ? console_unlock+0xff1/0x1160
[  626.468233]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  626.472903]  ? vprintk_emit+0x7f7/0x930
[  626.476893]  ? lock_release+0xa00/0xa00
[  626.480875]  ? trace_hardirqs_off_caller+0x300/0x310
[  626.485992]  ? vprintk_default+0x28/0x30
[  626.490067]  ? trace_hardirqs_off_caller+0x310/0x310
[  626.495177]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  626.500728]  vprintk_emit+0x33d/0x930
[  626.504544]  ? wake_up_klogd+0x180/0x180
[  626.508616]  ? find_held_lock+0x31/0x1c0
[  626.512691]  ? mark_held_locks+0xc7/0x130
[  626.516868]  ? _raw_spin_unlock_irq+0x27/0x80
[  626.521369]  ? _raw_spin_unlock_irq+0x27/0x80
[  626.525871]  vprintk_default+0x28/0x30
[  626.529763]  vprintk_func+0x7e/0x181
[  626.533483]  printk+0xa7/0xcf
[  626.536595]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  626.541370]  ? _raw_spin_unlock_irq+0x60/0x80
[  626.545888]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  626.551180]  dump_header+0x7cc/0xf72
[  626.554908]  ? pagefault_out_of_memory+0x197/0x197
[  626.559850]  ? zap_class+0x640/0x640
[  626.563572]  ? percpu_ref_get_many+0x240/0x240
[  626.568166]  ? print_usage_bug+0xc0/0xc0
[  626.572231]  ? print_usage_bug+0xc0/0xc0
[  626.576302]  ? zap_class+0x640/0x640
[  626.580023]  ? print_usage_bug+0xc0/0xc0
[  626.584100]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  626.589653]  ? find_held_lock+0x36/0x1c0
[  626.593740]  ? mark_held_locks+0xc7/0x130
[  626.597896]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  626.603008]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  626.608118]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  626.612705]  ? trace_hardirqs_on+0xbd/0x310
[  626.617055]  ? kasan_check_read+0x11/0x20
[  626.621213]  ? ___ratelimit+0x3b4/0x672
[  626.625190]  ? trace_hardirqs_off_caller+0x310/0x310
[  626.630300]  ? trace_hardirqs_on+0x310/0x310
[  626.634711]  ? lock_downgrade+0x900/0x900
[  626.638900]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  626.644007]  ? ___ratelimit+0x3b9/0x672
[  626.647990]  ? idr_get_free+0xec0/0xec0
[  626.651976]  ? find_held_lock+0x36/0x1c0
[  626.656055]  oom_kill_process.cold.27+0x10/0x903
[  626.660836]  ? zap_class+0x640/0x640
[  626.664564]  ? check_preemption_disabled+0x48/0x280
[  626.669606]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  626.674563]  ? kasan_check_read+0x11/0x20
[  626.678742]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  626.684040]  ? oom_evaluate_task+0x540/0x540
[  626.688469]  ? find_held_lock+0x36/0x1c0
[  626.692558]  ? out_of_memory+0x974/0x1430
[  626.696735]  ? lock_downgrade+0x900/0x900
[  626.700896]  ? check_preemption_disabled+0x48/0x280
[  626.705936]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  626.711356]  ? kasan_check_read+0x11/0x20
[  626.715519]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  626.720830]  ? rcu_softirq_qs+0x20/0x20
[  626.724814]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  626.730372]  ? oom_evaluate_task+0x302/0x540
[  626.734805]  out_of_memory+0xa84/0x1430
[  626.738792]  ? oom_killer_disable+0x3a0/0x3a0
[  626.743470]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  626.748413]  ? __mutex_add_waiter+0x2a0/0x2a0
[  626.752933]  __alloc_pages_slowpath+0x22d4/0x2d70
[  626.757814]  ? warn_alloc+0x120/0x120
[  626.761621]  ? rcu_softirq_qs+0x20/0x20
[  626.765630]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  626.771181]  ? should_fail+0x22d/0xd01
[  626.775080]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  626.780188]  ? zap_class+0x640/0x640
[  626.783932]  ? __lock_is_held+0xb5/0x140
[  626.788009]  ? mark_held_locks+0x130/0x130
[  626.792249]  ? lock_release+0xa00/0xa00
[  626.796228]  ? perf_trace_sched_process_exec+0x860/0x860
[  626.801700]  ? __might_sleep+0x95/0x190
[  626.805692]  __alloc_pages_nodemask+0xa80/0xde0
[  626.810383]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  626.815416]  ? __page_cache_alloc+0x191/0x5c0
[  626.819933]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  626.824880]  ? kasan_check_read+0x11/0x20
[  626.829046]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  626.834341]  ? zap_class+0x640/0x640
[  626.838078]  ? zap_class+0x640/0x640
[  626.841798]  ? zap_class+0x640/0x640
[  626.845524]  ? __do_page_cache_readahead+0x7ce/0x980
[  626.850657]  ? find_held_lock+0x36/0x1c0
[  626.854746]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  626.860312]  alloc_pages_current+0x173/0x350
[  626.864750]  __page_cache_alloc+0x38c/0x5c0
[  626.869092]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  626.874041]  ? kasan_check_read+0x11/0x20
[  626.878218]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  626.883528]  ? generic_perform_write+0x6a0/0x6a0
[  626.888320]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  626.893871]  ? check_preemption_disabled+0x48/0x280
[  626.898921]  filemap_fault+0x1594/0x25f0
[  626.903007]  ? __lock_page_or_retry+0xa00/0xa00
[  626.907696]  ? mark_held_locks+0x130/0x130
[  626.911960]  ? rcu_softirq_qs+0x20/0x20
[  626.915960]  ? filemap_map_pages+0xe04/0x1990
[  626.920480]  ? __free_object+0x173/0x340
[  626.924571]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  626.929523]  ? trace_hardirqs_off_caller+0x310/0x310
[  626.934648]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  626.939345]  ? debug_object_free+0x32d/0x690
[  626.943771]  ? kasan_check_read+0x11/0x20
[  626.947936]  ? debug_object_destroy+0x2b0/0x2b0
[  626.952625]  ? lock_pi_update_atomic+0x150/0x150
[  626.957395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  626.962947]  ? __hrtimer_init+0xdb/0x240
[  626.967041]  ? lock_acquire+0x1ed/0x520
[  626.971055]  ? ext4_filemap_fault+0x7a/0xad
[  626.975413]  ? lock_release+0xa00/0xa00
[  626.979399]  ? perf_trace_sched_process_exec+0x860/0x860
[  626.984867]  ? print_usage_bug+0xc0/0xc0
[  626.988946]  ? print_usage_bug+0xc0/0xc0
[  626.993036]  ? down_read+0x8d/0x120
[  626.996678]  ? ext4_filemap_fault+0x7a/0xad
[  627.001011]  ? __down_interruptible+0x700/0x700
[  627.005699]  ext4_filemap_fault+0x82/0xad
[  627.009880]  __do_fault+0x100/0x6b0
[  627.013526]  ? pmd_devmap_trans_unstable+0x220/0x220
[  627.018651]  ? mark_held_locks+0x130/0x130
[  627.022892]  ? mark_held_locks+0x130/0x130
[  627.027142]  ? debug_smp_processor_id+0x1c/0x20
[  627.031817]  ? perf_trace_lock+0x14d/0x7a0
[  627.036083]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  627.041636]  __handle_mm_fault+0x307c/0x5920
[  627.046052]  ? perf_trace_lock+0x7a0/0x7a0
[  627.050313]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  627.055166]  ? lock_is_held_type+0x210/0x210
[  627.059587]  ? ksys_dup3+0x680/0x680
[  627.063309]  ? __switch_to_asm+0x34/0x70
[  627.067391]  ? zap_class+0x640/0x640
[  627.071112]  ? zap_class+0x640/0x640
[  627.074830]  ? __x64_sys_futex+0x53e/0x6a0
[  627.079078]  ? find_held_lock+0x36/0x1c0
[  627.083161]  ? handle_mm_fault+0x42a/0xc70
[  627.087413]  ? lock_downgrade+0x900/0x900
[  627.091579]  ? check_preemption_disabled+0x48/0x280
[  627.096626]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  627.101582]  ? kasan_check_read+0x11/0x20
[  627.105753]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  627.111055]  ? rcu_softirq_qs+0x20/0x20
[  627.115046]  ? trace_hardirqs_off_caller+0x310/0x310
[  627.120169]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  627.125722]  ? check_preemption_disabled+0x48/0x280
[  627.130757]  handle_mm_fault+0x54f/0xc70
[  627.134834]  ? __handle_mm_fault+0x5920/0x5920
[  627.139435]  ? find_vma+0x34/0x190
[  627.142987]  __do_page_fault+0x5e8/0xe60
[  627.147055]  ? trace_hardirqs_off+0xb8/0x310
[  627.151492]  do_page_fault+0xf2/0x7e0
[  627.155296]  ? vmalloc_sync_all+0x30/0x30
[  627.159454]  ? error_entry+0x70/0xd0
[  627.163174]  ? trace_hardirqs_off_caller+0xbb/0x310
[  627.168195]  ? trace_hardirqs_on_caller+0xc0/0x310
[  627.173131]  ? syscall_return_slowpath+0x5e0/0x5e0
[  627.178068]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  627.182943]  ? trace_hardirqs_on_caller+0x310/0x310
[  627.187965]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  627.193432]  ? prepare_exit_to_usermode+0x291/0x3b0
[  627.198469]  ? page_fault+0x8/0x30
[  627.202027]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  627.206889]  ? page_fault+0x8/0x30
[  627.210439]  page_fault+0x1e/0x30
[  627.213896] RIP: 0033:0x40f9c0
[  627.217110] Code: Bad RIP value.
[  627.220475] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  627.225860] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  627.233149] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  627.240436] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  627.247716] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  627.254993] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  627.262326] warn_alloc_show_mem: 1 callbacks suppressed
[  627.262338] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  627.262340] Mem-Info:
[  627.262371] active_anon:55033 inactive_anon:131 isolated_anon:0
[  627.262371]  active_file:10 inactive_file:13 isolated_file:2
[  627.262371]  unevictable:0 dirty:0 writeback:0 unstable:0
[  627.262371]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  627.262371]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  627.262371]  free:13778 free_pcp:355 free_cma:0
[  627.267724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  627.267735] Call Trace:
[  627.274682] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  627.277067]  <IRQ>
[  627.277112]  dump_stack+0x244/0x39d
[  627.310092] Node 0 
[  627.319473]  ? dump_stack_print_info.cold.1+0x20/0x20
[  627.322072] 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
[  627.349736]  warn_alloc.cold.117+0xb7/0x1bd
[  627.351950] lowmem_reserve[]:
[  627.355594]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  627.357811]  0
[  627.363008]  ? lock_downgrade+0x900/0x900
[  627.388489]  2818 6321
[  627.392848]  ? trace_hardirqs_off+0xb8/0x310
[  627.395919]  6321
[  627.400785]  ? trace_hardirqs_off+0xb8/0x310
[  627.402574] Node 0 
[  627.406734]  __alloc_pages_slowpath+0x2660/0x2d70
[  627.409232] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  627.413654]  ? warn_alloc+0x120/0x120
[  627.415674] lowmem_reserve[]:
[  627.420088]  ? warn_alloc+0x120/0x120
[  627.422307]  0
[  627.427148]  ? print_usage_bug+0xc0/0xc0
[  627.453850]  0 3503
[  627.457675]  ? warn_alloc+0x120/0x120
[  627.460756]  3503
[  627.464573]  ? print_usage_bug+0xc0/0xc0
[  627.466345] Node 0 
[  627.470417]  ? __lock_acquire+0x62f/0x4c20
[  627.472658] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  627.476437]  ? __lock_acquire+0x62f/0x4c20
[  627.478475] lowmem_reserve[]:
[  627.482552]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  627.484762]  0
[  627.489000]  ? should_fail+0x22d/0xd01
[  627.517361]  0
[  627.521612]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  627.524697]  0
[  627.530246]  ? __lock_acquire+0x62f/0x4c20
[  627.532024]  0
[  627.535920]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  627.537703] Node 0 
[  627.542828]  ? __lock_acquire+0x62f/0x4c20
[  627.542844]  ? should_fail+0x22d/0xd01
[  627.544636] DMA: 
[  627.548880]  ? mark_held_locks+0x130/0x130
[  627.550651] 1*4kB 
[  627.555755]  ? mark_held_locks+0x130/0x130
[  627.557965] (U) 
[  627.562207]  ? zap_class+0x640/0x640
[  627.566067] 0*8kB 0*16kB 
[  627.568139]  ? print_usage_bug+0xc0/0xc0
[  627.572348] 1*32kB (U) 
[  627.574513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  627.578716] 2*64kB (U) 
[  627.580705]  ? check_preemption_disabled+0x48/0x280
[  627.584390] 1*128kB (U) 
[  627.587169]  ? __lock_is_held+0xb5/0x140
[  627.591195] 1*256kB (U) 
[  627.593794]  __alloc_pages_nodemask+0xa80/0xde0
[  627.599319] 0*512kB 1*1024kB 
[  627.602349]  ? zap_class+0x640/0x640
[  627.607353] (U) 
[  627.610034]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  627.614240] 1*2048kB (M) 
[  627.616939]  ? find_held_lock+0x36/0x1c0
[  627.621580] 3*4096kB (M) 
[  627.624715]  ? ____cache_alloc_node+0x1c7/0x1e0
[  627.628393] = 15908kB
[  627.628415] Node 0 
[  627.630387]  ? lock_downgrade+0x900/0x900
[  627.635372] DMA32: 5*4kB 
[  627.638150]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  627.642177] (MH) 1*8kB 
[  627.644953]  cache_grow_begin+0xa5/0x8c0
[  627.649589] (U) 3*16kB 
[  627.652018]  ? do_raw_spin_unlock+0xa7/0x330
[  627.654230] (MH) 
[  627.658384]  fallback_alloc+0x204/0x2e0
[  627.661112] 2*32kB (MH) 
[  627.666678]  ____cache_alloc_node+0x1c7/0x1e0
[  627.669238] 4*64kB 
[  627.673309]  kmem_cache_alloc_node+0xe3/0x730
[  627.675868] (MH) 
[  627.680280]  ? ipv6_get_ifaddr+0x42e/0x620
[  627.682331] 4*128kB 
[  627.686315]  __alloc_skb+0x119/0x770
[  627.688960] (M) 
[  627.693461]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  627.695667] 3*256kB (M) 
[  627.700177]  ? netdev_alloc_frag+0x1f0/0x1f0
[  627.702219] 4*512kB 
[  627.706458]  ? lock_downgrade+0x900/0x900
[  627.708756] (UM) 
[  627.712474]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  627.714424] 3*1024kB 
[  627.719702]  ? refcount_sub_and_test_checked+0x203/0x310
[  627.722352] (UM) 
[  627.726761]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  627.729068] 3*2048kB 
[  627.733214]  ? addrconf_rs_timer+0x690/0x690
[  627.735255] (UM) 
[  627.740805]  ndisc_alloc_skb+0x144/0x340
[  627.743187] 3*4096kB 
[  627.748642]  ndisc_send_rs+0x331/0x6e0
[  627.750682] (M) 
[  627.756139]  addrconf_rs_timer+0x314/0x690
[  627.758526] = 25228kB
[  627.762962]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  627.765000] Node 0 
[  627.769074]  call_timer_fn+0x272/0x920
[  627.771459] Normal: 
[  627.775352]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  627.777310] 1142*4kB 
[  627.781567]  ? process_timeout+0x40/0x40
[  627.783947] (MEH) 
[  627.788193]  ? __run_timers+0x7da/0xc70
[  627.790395] 440*8kB (UMEH) 
[  627.794295]  ? _raw_spin_unlock_irq+0x27/0x80
[  627.796595] 198*16kB 
[  627.800833]  ? _raw_spin_unlock_irq+0x27/0x80
[  627.803216] (UME) 53*32kB 
[  627.807294]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  627.809422] (UMEH) 
[  627.813404]  ? lockdep_hardirqs_on+0x296/0x5b0
[  627.816308] 6*64kB (UM) 
[  627.820819]  ? trace_hardirqs_on+0xbd/0x310
[  627.823216] 1*128kB 
[  627.827722]  ? kasan_check_read+0x11/0x20
[  627.827743]  ? __run_timers+0x7da/0xc70
[  627.830581] (H) 0*256kB 
[  627.834832]  ? trace_hardirqs_off_caller+0x310/0x310
[  627.837045] 1*512kB 
[  627.841642]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  627.844283] (H) 
[  627.848606]  __run_timers+0x7e5/0xc70
[  627.850907] 0*1024kB 
[  627.855071]  ? timer_fixup_init+0x70/0x70
[  627.859030] 0*2048kB 
[  627.861706]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  627.866782] 0*4096kB = 13976kB
[  627.869119]  ? zap_class+0x640/0x640
[  627.873337] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  627.875310]  ? enqueue_hrtimer+0x1a5/0x560
[  627.879089] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  627.879098] 4258 total pagecache pages
[  627.881509]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  627.885646] 0 pages in swap cache
[  627.888058]  ? find_held_lock+0x36/0x1c0
[  627.893052] Swap cache stats: add 0, delete 0, find 0/0
[  627.893067] Free swap  = 0kB
[  627.896259]  ? zap_class+0x640/0x640
[  627.899947] Total swap = 0kB
[  627.899956] 1965979 pages RAM
[  627.908800]  ? pvclock_read_flags+0x160/0x160
[  627.913014] 0 pages HighMem/MovableOnly
[  627.921597]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  627.925462] 342867 pages reserved
[  627.930649]  ? check_preemption_disabled+0x48/0x280
[  627.934087] 0 pages cma reserved
[  627.934156] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  627.938168]  ? __lock_is_held+0xb5/0x140
[  627.938185]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  627.938202]  ? check_preemption_disabled+0x48/0x280
[  627.943618] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  627.946590]  run_timer_softirq+0x52/0xb0
[  627.950284] syz-fuzzer cpuset=
[  627.953308]  ? rcu_read_lock_sched_held+0x14f/0x180
[  627.956393] /
[  627.960890]  __do_softirq+0x308/0xb7e
[  627.964849]  mems_allowed=0
[  627.970380]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  628.038592]  ? lock_downgrade+0x900/0x900
[  628.042756]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  628.047877]  ? pvclock_read_flags+0x160/0x160
[  628.052387]  ? lapic_next_event+0x5a/0x90
[  628.056553]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  628.062113]  ? kvm_clock_read+0x18/0x30
[  628.066094]  ? kvm_sched_clock_read+0x9/0x20
[  628.070513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  628.076066]  ? check_preemption_disabled+0x48/0x280
[  628.081101]  irq_exit+0x17f/0x1c0
[  628.084574]  smp_apic_timer_interrupt+0x1cb/0x760
[  628.089420]  ? smp_reschedule_interrupt+0x109/0x650
[  628.094449]  ? smp_call_function_single_interrupt+0x650/0x650
[  628.100352]  ? interrupt_entry+0xb5/0xc0
[  628.104426]  ? trace_hardirqs_off_caller+0xbb/0x310
[  628.109441]  ? trace_hardirqs_off_caller+0xbb/0x310
[  628.114468]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  628.119321]  ? trace_hardirqs_on_caller+0x310/0x310
[  628.124349]  ? trace_hardirqs_on_caller+0x310/0x310
[  628.129375]  ? task_prio+0x50/0x50
[  628.132929]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  628.138469]  ? check_preemption_disabled+0x48/0x280
[  628.143493]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  628.148354]  apic_timer_interrupt+0xf/0x20
[  628.152597]  </IRQ>
[  628.154851] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  628.160744] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  628.179665] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  628.187381] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  628.194648] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  628.201919] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  628.209199] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  628.216473] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  628.223801]  ? save_stack+0xa9/0xd0
[  628.227444]  __kmalloc_node_track_caller+0x33/0x70
[  628.232380]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  628.237145]  pskb_expand_head+0x230/0x10f0
[  628.241389]  ? memcpy+0x45/0x50
[  628.244673]  ? __copy_skb_header+0x350/0x6b0
[  628.249083]  ? skb_release_data+0x880/0x880
[  628.253406]  ? __alloc_skb+0x770/0x770
[  628.257306]  ? __lock_is_held+0xb5/0x140
[  628.261379]  ? kasan_check_write+0x14/0x20
[  628.265631]  ? __skb_clone+0x6c7/0xa00
[  628.269531]  ? __copy_skb_header+0x6b0/0x6b0
[  628.273963]  ? kmem_cache_alloc+0x33a/0x730
[  628.278297]  skb_ensure_writable+0x3dd/0x640
[  628.282713]  ? skb_checksum_setup+0xaa0/0xaa0
[  628.287213]  ? check_preemption_disabled+0x48/0x280
[  628.292236]  ? __this_cpu_preempt_check+0x1c/0x20
[  628.297083]  ? __bpf_redirect+0x54b/0xb20
[  628.301234]  ? __switch_to_asm+0x34/0x70
[  628.305308]  bpf_clone_redirect+0x14a/0x490
[  628.309647]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  628.315030]  ? __sched_text_start+0x8/0x8
[  628.319182]  ? retint_kernel+0x2d/0x2d
[  628.323079]  ? find_held_lock+0x36/0x1c0
[  628.327151]  ? lock_acquire+0x1ed/0x520
[  628.331128]  ? bpf_test_run+0x3cb/0x780
[  628.335111]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  628.340658]  ? check_preemption_disabled+0x48/0x280
[  628.345683]  ? kasan_check_read+0x11/0x20
[  628.349838]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  628.355124]  ? rcu_softirq_qs+0x20/0x20
[  628.359103]  ? preempt_schedule+0x4d/0x60
[  628.363256]  ? ___preempt_schedule+0x16/0x18
[  628.367682]  ? bpf_test_run+0x25d/0x780
[  628.371696]  ? netlink_diag_dump+0x2a0/0x2a0
[  628.376124]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  628.381696]  ? bpf_test_init.isra.10+0x70/0x100
[  628.386391]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  628.391165]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  628.396040]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  628.401591]  ? fput+0x130/0x1a0
[  628.404882]  ? __bpf_prog_get+0x9b/0x290
[  628.408954]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  628.413807]  ? bpf_prog_test_run+0x130/0x1a0
[  628.418236]  ? __x64_sys_bpf+0x3d8/0x520
[  628.422310]  ? bpf_prog_get+0x20/0x20
[  628.426141]  ? do_syscall_64+0x1b9/0x820
[  628.430211]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  628.435590]  ? syscall_return_slowpath+0x5e0/0x5e0
[  628.440545]  ? trace_hardirqs_on_caller+0x310/0x310
[  628.445588]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  628.450613]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  628.457293]  ? __switch_to_asm+0x40/0x70
[  628.461359]  ? __switch_to_asm+0x34/0x70
[  628.465435]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  628.470299]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  628.475697] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  628.475765] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  628.482380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  628.482385] Call Trace:
[  628.482392]  <IRQ>
[  628.482415]  dump_stack+0x244/0x39d
[  628.482433]  ? dump_stack_print_info.cold.1+0x20/0x20
[  628.482461]  warn_alloc.cold.117+0xb7/0x1bd
[  628.489048] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  628.498306]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  628.500873] syz-executor4 cpuset=
[  628.503026]  ? lock_downgrade+0x900/0x900
[  628.506638] syz4
[  628.511879]  ? trace_hardirqs_off+0xb8/0x310
[  628.516181]  mems_allowed=0
[  628.548419]  ? trace_hardirqs_off+0xb8/0x310
[  628.552851]  __alloc_pages_slowpath+0x2660/0x2d70
[  628.557764]  ? warn_alloc+0x120/0x120
[  628.561589]  ? warn_alloc+0x120/0x120
[  628.565410]  ? print_usage_bug+0xc0/0xc0
[  628.569478]  ? warn_alloc+0x120/0x120
[  628.573284]  ? print_usage_bug+0xc0/0xc0
[  628.577350]  ? __lock_acquire+0x62f/0x4c20
[  628.581590]  ? __lock_acquire+0x62f/0x4c20
[  628.585835]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  628.591387]  ? should_fail+0x22d/0xd01
[  628.595284]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  628.600395]  ? __lock_acquire+0x62f/0x4c20
[  628.604634]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  628.609739]  ? __lock_acquire+0x62f/0x4c20
[  628.613976]  ? should_fail+0x22d/0xd01
[  628.617870]  ? find_held_lock+0x36/0x1c0
[  628.621945]  ? mark_held_locks+0x130/0x130
[  628.626188]  ? mark_held_locks+0x130/0x130
[  628.630421]  ? zap_class+0x640/0x640
[  628.634139]  ? zap_class+0x640/0x640
[  628.637861]  ? print_usage_bug+0xc0/0xc0
[  628.641925]  ? do_raw_spin_unlock+0xa7/0x330
[  628.646337]  ? zap_class+0x640/0x640
[  628.650054]  ? print_usage_bug+0xc0/0xc0
[  628.654124]  ? wq_watchdog_touch+0x9c/0xfe
[  628.658370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  628.663910]  ? check_preemption_disabled+0x48/0x280
[  628.668946]  ? __lock_is_held+0xb5/0x140
[  628.673022]  __alloc_pages_nodemask+0xa80/0xde0
[  628.677705]  ? zap_class+0x640/0x640
[  628.681431]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  628.686468]  ? find_held_lock+0x36/0x1c0
[  628.690550]  ? ____cache_alloc_node+0x1c7/0x1e0
[  628.695228]  ? lock_downgrade+0x900/0x900
[  628.699389]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  628.704944]  cache_grow_begin+0xa5/0x8c0
[  628.709521]  ? do_raw_spin_unlock+0xa7/0x330
[  628.713964]  fallback_alloc+0x204/0x2e0
[  628.717947]  ____cache_alloc_node+0x1c7/0x1e0
[  628.722464]  kmem_cache_alloc_node+0xe3/0x730
[  628.726963]  ? ipv6_get_ifaddr+0x42e/0x620
[  628.731212]  __alloc_skb+0x119/0x770
[  628.734931]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  628.740217]  ? netdev_alloc_frag+0x1f0/0x1f0
[  628.744633]  ? lock_downgrade+0x900/0x900
[  628.748794]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  628.754339]  ? refcount_sub_and_test_checked+0x203/0x310
[  628.759799]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  628.765257]  ? addrconf_rs_timer+0x690/0x690
[  628.769681]  ndisc_alloc_skb+0x144/0x340
[  628.773753]  ndisc_send_rs+0x331/0x6e0
[  628.777652]  addrconf_rs_timer+0x314/0x690
[  628.781897]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  628.786154]  call_timer_fn+0x272/0x920
[  628.790043]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  628.794292]  ? process_timeout+0x40/0x40
[  628.798370]  ? mark_held_locks+0xc7/0x130
[  628.802547]  ? _raw_spin_unlock_irq+0x27/0x80
[  628.807046]  ? _raw_spin_unlock_irq+0x27/0x80
[  628.811555]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  628.815804]  ? lockdep_hardirqs_on+0x296/0x5b0
[  628.820405]  ? trace_hardirqs_on+0xbd/0x310
[  628.824739]  ? kasan_check_read+0x11/0x20
[  628.828899]  ? __run_timers+0x7da/0xc70
[  628.832879]  ? trace_hardirqs_off_caller+0x310/0x310
[  628.837995]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  628.842238]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  628.846477]  __run_timers+0x7e5/0xc70
[  628.850295]  ? timer_fixup_init+0x70/0x70
[  628.854450]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  628.859469]  ? zap_class+0x640/0x640
[  628.863196]  ? print_usage_bug+0xc0/0xc0
[  628.867269]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  628.872469]  ? find_held_lock+0x36/0x1c0
[  628.876546]  ? zap_class+0x640/0x640
[  628.880276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  628.885817]  ? check_preemption_disabled+0x48/0x280
[  628.890847]  ? __lock_is_held+0xb5/0x140
[  628.894916]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  628.900458]  ? check_preemption_disabled+0x48/0x280
[  628.905486]  run_timer_softirq+0x52/0xb0
[  628.909559]  ? rcu_read_lock_sched_held+0x14f/0x180
[  628.914579]  __do_softirq+0x308/0xb7e
[  628.918390]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  628.922884]  ? lock_downgrade+0x900/0x900
[  628.927043]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  628.932172]  ? pvclock_read_flags+0x160/0x160
[  628.936682]  ? lapic_next_event+0x5a/0x90
[  628.940848]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  628.946407]  ? kvm_clock_read+0x18/0x30
[  628.950388]  ? kvm_sched_clock_read+0x9/0x20
[  628.954806]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  628.960350]  ? check_preemption_disabled+0x48/0x280
[  628.965388]  irq_exit+0x17f/0x1c0
[  628.968860]  smp_apic_timer_interrupt+0x1cb/0x760
[  628.973706]  ? smp_reschedule_interrupt+0x109/0x650
[  628.978730]  ? smp_call_function_single_interrupt+0x650/0x650
[  628.984634]  ? interrupt_entry+0xb5/0xc0
[  628.988704]  ? trace_hardirqs_off_caller+0xbb/0x310
[  628.993726]  ? trace_hardirqs_off_caller+0xbb/0x310
[  628.998758]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  629.003636]  ? trace_hardirqs_on_caller+0x310/0x310
[  629.008747]  ? trace_hardirqs_on_caller+0x310/0x310
[  629.013773]  ? task_prio+0x50/0x50
[  629.017327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  629.022877]  ? check_preemption_disabled+0x48/0x280
[  629.027910]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  629.032772]  apic_timer_interrupt+0xf/0x20
[  629.037008]  </IRQ>
[  629.039254] RIP: 0010:console_unlock+0xffa/0x1160
[  629.044116] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  629.063041] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  629.070773] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  629.078056] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  629.085343] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  629.092617] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  629.099895] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  629.107184]  ? netconsole_netdev_event+0x280/0x280
[  629.112135]  ? console_unlock+0xff1/0x1160
[  629.116401]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  629.121074]  ? vprintk_emit+0x7f7/0x930
[  629.125057]  ? lock_release+0xa00/0xa00
[  629.129046]  ? trace_hardirqs_off_caller+0x300/0x310
[  629.134159]  ? vprintk_default+0x28/0x30
[  629.138225]  ? trace_hardirqs_off_caller+0x310/0x310
[  629.143337]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  629.148884]  vprintk_emit+0x33d/0x930
[  629.152694]  ? wake_up_klogd+0x180/0x180
[  629.156765]  ? find_held_lock+0x31/0x1c0
[  629.160841]  ? mark_held_locks+0xc7/0x130
[  629.165002]  ? _raw_spin_unlock_irq+0x27/0x80
[  629.169499]  ? _raw_spin_unlock_irq+0x27/0x80
[  629.174012]  vprintk_default+0x28/0x30
[  629.177904]  vprintk_func+0x7e/0x181
[  629.181627]  printk+0xa7/0xcf
[  629.184740]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  629.189504]  ? _raw_spin_unlock_irq+0x60/0x80
[  629.194022]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  629.199319]  dump_header+0x7cc/0xf72
[  629.203051]  ? pagefault_out_of_memory+0x197/0x197
[  629.208002]  ? zap_class+0x640/0x640
[  629.211720]  ? percpu_ref_get_many+0x240/0x240
[  629.216306]  ? print_usage_bug+0xc0/0xc0
[  629.220373]  ? print_usage_bug+0xc0/0xc0
[  629.224442]  ? zap_class+0x640/0x640
[  629.228161]  ? print_usage_bug+0xc0/0xc0
[  629.232241]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  629.237793]  ? find_held_lock+0x36/0x1c0
[  629.241874]  ? mark_held_locks+0xc7/0x130
[  629.246031]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  629.251140]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  629.256250]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  629.260838]  ? trace_hardirqs_on+0xbd/0x310
[  629.265163]  ? kasan_check_read+0x11/0x20
[  629.269314]  ? ___ratelimit+0x3b4/0x672
[  629.273296]  ? trace_hardirqs_off_caller+0x310/0x310
[  629.278404]  ? trace_hardirqs_on+0x310/0x310
[  629.282821]  ? lock_downgrade+0x900/0x900
[  629.286990]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  629.292100]  ? ___ratelimit+0x3b9/0x672
[  629.296081]  ? idr_get_free+0xec0/0xec0
[  629.300067]  ? find_held_lock+0x36/0x1c0
[  629.304147]  oom_kill_process.cold.27+0x10/0x903
[  629.308905]  ? zap_class+0x640/0x640
[  629.312620]  ? check_preemption_disabled+0x48/0x280
[  629.317646]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  629.322579]  ? kasan_check_read+0x11/0x20
[  629.326735]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  629.332019]  ? oom_evaluate_task+0x540/0x540
[  629.336435]  ? find_held_lock+0x36/0x1c0
[  629.340508]  ? out_of_memory+0x974/0x1430
[  629.344675]  ? lock_downgrade+0x900/0x900
[  629.348829]  ? check_preemption_disabled+0x48/0x280
[  629.353860]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  629.358792]  ? kasan_check_read+0x11/0x20
[  629.362944]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  629.368230]  ? rcu_softirq_qs+0x20/0x20
[  629.372217]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  629.377770]  ? oom_evaluate_task+0x302/0x540
[  629.382188]  out_of_memory+0xa84/0x1430
[  629.386173]  ? oom_killer_disable+0x3a0/0x3a0
[  629.390673]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  629.395612]  ? __mutex_add_waiter+0x2a0/0x2a0
[  629.400124]  __alloc_pages_slowpath+0x22d4/0x2d70
[  629.405008]  ? warn_alloc+0x120/0x120
[  629.408812]  ? rcu_softirq_qs+0x20/0x20
[  629.412992]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  629.418542]  ? should_fail+0x22d/0xd01
[  629.422436]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  629.427554]  ? zap_class+0x640/0x640
[  629.431299]  ? __lock_is_held+0xb5/0x140
[  629.435374]  ? mark_held_locks+0x130/0x130
[  629.439618]  ? lock_release+0xa00/0xa00
[  629.443606]  ? perf_trace_sched_process_exec+0x860/0x860
[  629.449078]  ? __might_sleep+0x95/0x190
[  629.453071]  __alloc_pages_nodemask+0xa80/0xde0
[  629.457753]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  629.462774]  ? __page_cache_alloc+0x191/0x5c0
[  629.467274]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  629.472213]  ? kasan_check_read+0x11/0x20
[  629.476376]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  629.481660]  ? zap_class+0x640/0x640
[  629.485389]  ? zap_class+0x640/0x640
[  629.489107]  ? zap_class+0x640/0x640
[  629.492829]  ? __do_page_cache_readahead+0x7ce/0x980
[  629.497944]  ? find_held_lock+0x36/0x1c0
[  629.502012]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  629.507572]  alloc_pages_current+0x173/0x350
[  629.512007]  __page_cache_alloc+0x38c/0x5c0
[  629.516362]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  629.521305]  ? kasan_check_read+0x11/0x20
[  629.525468]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  629.530851]  ? generic_perform_write+0x6a0/0x6a0
[  629.535625]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  629.541172]  ? check_preemption_disabled+0x48/0x280
[  629.546219]  filemap_fault+0x1594/0x25f0
[  629.550309]  ? __lock_page_or_retry+0xa00/0xa00
[  629.554987]  ? mark_held_locks+0x130/0x130
[  629.559242]  ? rcu_softirq_qs+0x20/0x20
[  629.563243]  ? filemap_map_pages+0xe04/0x1990
[  629.567851]  ? __free_object+0x173/0x340
[  629.571920]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  629.576856]  ? trace_hardirqs_off_caller+0x310/0x310
[  629.581974]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  629.586666]  ? debug_object_free+0x32d/0x690
[  629.591091]  ? kasan_check_read+0x11/0x20
[  629.595270]  ? debug_object_destroy+0x2b0/0x2b0
[  629.599949]  ? lock_pi_update_atomic+0x150/0x150
[  629.605108]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  629.610668]  ? __hrtimer_init+0xdb/0x240
[  629.614763]  ? lock_acquire+0x1ed/0x520
[  629.618745]  ? ext4_filemap_fault+0x7a/0xad
[  629.623099]  ? lock_release+0xa00/0xa00
[  629.627087]  ? perf_trace_sched_process_exec+0x860/0x860
[  629.632562]  ? print_usage_bug+0xc0/0xc0
[  629.636633]  ? print_usage_bug+0xc0/0xc0
[  629.640715]  ? down_read+0x8d/0x120
[  629.644356]  ? ext4_filemap_fault+0x7a/0xad
[  629.648688]  ? __down_interruptible+0x700/0x700
[  629.653387]  ext4_filemap_fault+0x82/0xad
[  629.657560]  __do_fault+0x100/0x6b0
[  629.661210]  ? pmd_devmap_trans_unstable+0x220/0x220
[  629.666344]  ? mark_held_locks+0x130/0x130
[  629.670620]  ? mark_held_locks+0x130/0x130
[  629.674869]  ? debug_smp_processor_id+0x1c/0x20
[  629.679561]  ? perf_trace_lock+0x14d/0x7a0
[  629.683815]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  629.689381]  __handle_mm_fault+0x307c/0x5920
[  629.693811]  ? perf_trace_lock+0x7a0/0x7a0
[  629.698070]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  629.702932]  ? lock_is_held_type+0x210/0x210
[  629.707360]  ? ksys_dup3+0x680/0x680
[  629.711086]  ? __switch_to_asm+0x34/0x70
[  629.715167]  ? zap_class+0x640/0x640
[  629.718882]  ? zap_class+0x640/0x640
[  629.722601]  ? __x64_sys_futex+0x53e/0x6a0
[  629.726849]  ? find_held_lock+0x36/0x1c0
[  629.730923]  ? handle_mm_fault+0x42a/0xc70
[  629.735163]  ? lock_downgrade+0x900/0x900
[  629.739310]  ? check_preemption_disabled+0x48/0x280
[  629.744334]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  629.749265]  ? kasan_check_read+0x11/0x20
[  629.753421]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  629.758709]  ? rcu_softirq_qs+0x20/0x20
[  629.762692]  ? trace_hardirqs_off_caller+0x310/0x310
[  629.767801]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  629.773341]  ? check_preemption_disabled+0x48/0x280
[  629.778374]  handle_mm_fault+0x54f/0xc70
[  629.782443]  ? __handle_mm_fault+0x5920/0x5920
[  629.787036]  ? find_vma+0x34/0x190
[  629.790590]  __do_page_fault+0x5e8/0xe60
[  629.794659]  ? trace_hardirqs_off+0xb8/0x310
[  629.799085]  do_page_fault+0xf2/0x7e0
[  629.802890]  ? vmalloc_sync_all+0x30/0x30
[  629.807047]  ? error_entry+0x70/0xd0
[  629.810769]  ? trace_hardirqs_off_caller+0xbb/0x310
[  629.815796]  ? trace_hardirqs_on_caller+0xc0/0x310
[  629.820732]  ? syscall_return_slowpath+0x5e0/0x5e0
[  629.825670]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  629.830551]  ? trace_hardirqs_on_caller+0x310/0x310
[  629.835576]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  629.841035]  ? prepare_exit_to_usermode+0x291/0x3b0
[  629.846071]  ? page_fault+0x8/0x30
[  629.849617]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  629.854476]  ? page_fault+0x8/0x30
[  629.858027]  page_fault+0x1e/0x30
[  629.861491] RIP: 0033:0x40f9c0
[  629.864699] Code: Bad RIP value.
[  629.868069] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  629.873439] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  629.880714] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  629.887990] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  629.895260] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  629.902539] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  629.909845] warn_alloc_show_mem: 1 callbacks suppressed
[  629.909857] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  629.909859] Mem-Info:
[  629.909890] active_anon:55033 inactive_anon:131 isolated_anon:0
[  629.909890]  active_file:10 inactive_file:13 isolated_file:2
[  629.909890]  unevictable:0 dirty:0 writeback:0 unstable:0
[  629.909890]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  629.909890]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  629.909890]  free:13778 free_pcp:355 free_cma:0
[  629.915240] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  629.922180] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  629.924592] Call Trace:
[  629.957573] Node 0 
[  629.966935]  <IRQ>
[  629.994639] 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
[  629.997210]  dump_stack+0x244/0x39d
[  629.999421] lowmem_reserve[]:
[  630.001585]  ? dump_stack_print_info.cold.1+0x20/0x20
[  630.027075]  0
[  630.030724]  warn_alloc.cold.117+0xb7/0x1bd
[  630.033791]  2818
[  630.039032]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  630.040816]  6321
[  630.045139]  ? lock_downgrade+0x900/0x900
[  630.047177]  6321
[  630.052021]  ? trace_hardirqs_off+0xb8/0x310
[  630.058209]  ? trace_hardirqs_off+0xb8/0x310
[  630.060249] Node 0 
[  630.064662]  __alloc_pages_slowpath+0x2660/0x2d70
[  630.069076] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  630.071306]  ? warn_alloc+0x120/0x120
[  630.076106] lowmem_reserve[]:
[  630.102856]  ? warn_alloc+0x120/0x120
[  630.106647]  0
[  630.109754]  ? print_usage_bug+0xc0/0xc0
[  630.113530]  0
[  630.115347]  ? warn_alloc+0x120/0x120
[  630.119387]  3503
[  630.121194]  ? print_usage_bug+0xc0/0xc0
[  630.124979]  3503
[  630.127040]  ? __lock_acquire+0x62f/0x4c20
[  630.131098] Node 0 
[  630.133164]  ? __lock_acquire+0x62f/0x4c20
[  630.137404] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  630.139629]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  630.143837] lowmem_reserve[]: 0
[  630.172229]  ? should_fail+0x22d/0xd01
[  630.177760]  0
[  630.181050]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  630.184919]  0
[  630.186725]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  630.191971]  0
[  630.193787]  ? __lock_acquire+0x62f/0x4c20
[  630.198874] Node 0 
[  630.200685]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  630.204888] DMA: 1*4kB 
[  630.207138]  ? __lock_acquire+0x62f/0x4c20
[  630.212222] (U) 
[  630.214804]  ? should_fail+0x22d/0xd01
[  630.219020] 0*8kB 
[  630.221000]  ? rcu_irq_exit+0x1a2/0x390
[  630.224866] 0*16kB 
[  630.227026]  ? mark_held_locks+0x130/0x130
[  630.230965] 1*32kB (U) 
[  630.233212]  ? mark_held_locks+0x130/0x130
[  630.237423] 2*64kB (U) 
[  630.240020]  ? mark_held_locks+0xc7/0x130
[  630.244230] 1*128kB (U) 
[  630.246829]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  630.250958] 1*256kB 
[  630.253629]  ? zap_class+0x640/0x640
[  630.258626] (U) 
[  630.260958]  ? print_usage_bug+0xc0/0xc0
[  630.264651] 0*512kB 
[  630.266642]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  630.270685] 1*1024kB 
[  630.273012]  ? check_preemption_disabled+0x48/0x280
[  630.278880] (U) 
[  630.281307]  ? __lock_is_held+0xb5/0x140
[  630.286295] 1*2048kB (M) 
[  630.288294]  __alloc_pages_nodemask+0xa80/0xde0
[  630.292329] 3*4096kB (M) 
[  630.295101]  ? zap_class+0x640/0x640
[  630.299761] = 15908kB
[  630.299771] Node 0 
[  630.302545]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  630.306223] DMA32: 5*4kB 
[  630.308656]  ? find_held_lock+0x36/0x1c0
[  630.311036] (MH) 
[  630.316056]  ? ____cache_alloc_node+0x1c7/0x1e0
[  630.318796] 1*8kB 
[  630.322855]  ? lock_downgrade+0x900/0x900
[  630.324894] (U) 
[  630.329580]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  630.331700] 3*16kB 
[  630.335851]  cache_grow_begin+0xa5/0x8c0
[  630.337806] (MH) 
[  630.343346]  ? do_raw_spin_unlock+0xa7/0x330
[  630.345563] 2*32kB (MH) 
[  630.349644]  fallback_alloc+0x204/0x2e0
[  630.351685] 4*64kB 
[  630.356101]  ____cache_alloc_node+0x1c7/0x1e0
[  630.358745] (MH) 
[  630.362731]  kmem_cache_alloc_node+0xe3/0x730
[  630.364940] 4*128kB 
[  630.369439]  ? ipv6_get_ifaddr+0x42e/0x620
[  630.371481] (M) 
[  630.375981]  __alloc_skb+0x119/0x770
[  630.378284] 3*256kB 
[  630.382525]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  630.384483] (M) 
[  630.388204]  ? netdev_alloc_frag+0x1f0/0x1f0
[  630.390504] 4*512kB 
[  630.395782]  ? lock_downgrade+0x900/0x900
[  630.397744] (UM) 
[  630.402158]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  630.404457] 3*1024kB 
[  630.408606]  ? refcount_sub_and_test_checked+0x203/0x310
[  630.410646] (UM) 
[  630.416186]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  630.418578] 3*2048kB 
[  630.424029]  ? addrconf_rs_timer+0x690/0x690
[  630.426076] (UM) 
[  630.431542]  ndisc_alloc_skb+0x144/0x340
[  630.433923] 3*4096kB (M) 
[  630.438342]  ndisc_send_rs+0x331/0x6e0
[  630.440383] = 25228kB
[  630.444446]  addrconf_rs_timer+0x314/0x690
[  630.447182] Node 0 
[  630.451068]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  630.453461] Normal: 
[  630.457702]  call_timer_fn+0x272/0x920
[  630.459909] 1142*4kB 
[  630.464137]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  630.466440] (MEH) 
[  630.470326]  ? process_timeout+0x40/0x40
[  630.472747] 440*8kB 
[  630.476986]  ? __run_timers+0x7da/0xc70
[  630.479110] (UMEH) 
[  630.483177]  ? _raw_spin_unlock_irq+0x27/0x80
[  630.485483] 198*16kB 
[  630.489454]  ? _raw_spin_unlock_irq+0x27/0x80
[  630.491669] (UME) 
[  630.496163]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  630.498558] 53*32kB (UMEH) 6*64kB 
[  630.503068]  ? lockdep_hardirqs_on+0x296/0x5b0
[  630.505204] (UM) 
[  630.509441]  ? trace_hardirqs_on+0xbd/0x310
[  630.512959] 1*128kB 
[  630.517552]  ? kasan_check_read+0x11/0x20
[  630.519596] (H) 
[  630.523912]  ? __run_timers+0x7da/0xc70
[  630.526214] 0*256kB 
[  630.530371]  ? trace_hardirqs_off_caller+0x310/0x310
[  630.532328] 1*512kB 
[  630.536303]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  630.538610] (H) 
[  630.543709]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  630.546011] 0*1024kB 
[  630.550250]  __run_timers+0x7e5/0xc70
[  630.552208] 0*2048kB 
[  630.556450]  ? timer_fixup_init+0x70/0x70
[  630.558843] 0*4096kB 
[  630.562642]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  630.565032] = 13976kB
[  630.569175]  ? zap_class+0x640/0x640
[  630.571577] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  630.576587]  ? enqueue_hrtimer+0x1a5/0x560
[  630.578986] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  630.582705]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  630.591529] 4258 total pagecache pages
[  630.595782]  ? find_held_lock+0x36/0x1c0
[  630.604335] 0 pages in swap cache
[  630.609524]  ? zap_class+0x640/0x640
[  630.613401] Swap cache stats: add 0, delete 0, find 0/0
[  630.617462]  ? pvclock_read_flags+0x160/0x160
[  630.620910] Free swap  = 0kB
[  630.624638]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  630.629979] Total swap = 0kB
[  630.634475]  ? check_preemption_disabled+0x48/0x280
[  630.637474] 1965979 pages RAM
[  630.643024]  ? __lock_is_held+0xb5/0x140
[  630.646023] 0 pages HighMem/MovableOnly
[  630.651049]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  630.654137] 342867 pages reserved
[  630.654147] 0 pages cma reserved
[  630.658224]  ? check_preemption_disabled+0x48/0x280
[  630.662235] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  630.667748]  run_timer_softirq+0x52/0xb0
[  630.667764]  ? rcu_read_lock_sched_held+0x14f/0x180
[  630.667784]  __do_softirq+0x308/0xb7e
[  630.671384] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  630.674620]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  630.679623] syz-fuzzer cpuset=
[  630.686129]  ? lock_downgrade+0x900/0x900
[  630.690274] /
[  630.695307]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  630.699094]  mems_allowed=0
[  630.709506]  ? pvclock_read_flags+0x160/0x160
[  630.735515]  ? lapic_next_event+0x5a/0x90
[  630.739681]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  630.745235]  ? kvm_clock_read+0x18/0x30
[  630.749217]  ? kvm_sched_clock_read+0x9/0x20
[  630.753641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  630.759193]  ? check_preemption_disabled+0x48/0x280
[  630.764229]  irq_exit+0x17f/0x1c0
[  630.767697]  smp_apic_timer_interrupt+0x1cb/0x760
[  630.772566]  ? smp_reschedule_interrupt+0x109/0x650
[  630.777617]  ? smp_call_function_single_interrupt+0x650/0x650
[  630.783525]  ? interrupt_entry+0xb5/0xc0
[  630.787626]  ? trace_hardirqs_off_caller+0xbb/0x310
[  630.792671]  ? trace_hardirqs_off_caller+0xbb/0x310
[  630.797728]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  630.802605]  ? trace_hardirqs_on_caller+0x310/0x310
[  630.807640]  ? trace_hardirqs_on_caller+0x310/0x310
[  630.812937]  ? task_prio+0x50/0x50
[  630.816490]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  630.822041]  ? check_preemption_disabled+0x48/0x280
[  630.827084]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  630.831973]  apic_timer_interrupt+0xf/0x20
[  630.836214]  </IRQ>
[  630.838471] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  630.844377] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  630.863314] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  630.871041] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  630.878325] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  630.885612] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  630.892896] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  630.900171] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  630.907492]  ? save_stack+0xa9/0xd0
[  630.911147]  __kmalloc_node_track_caller+0x33/0x70
[  630.916115]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  630.920892]  pskb_expand_head+0x230/0x10f0
[  630.925144]  ? memcpy+0x45/0x50
[  630.928428]  ? __copy_skb_header+0x350/0x6b0
[  630.932839]  ? skb_release_data+0x880/0x880
[  630.937164]  ? __alloc_skb+0x770/0x770
[  630.941065]  ? __lock_is_held+0xb5/0x140
[  630.945143]  ? kasan_check_write+0x14/0x20
[  630.949385]  ? __skb_clone+0x6c7/0xa00
[  630.953277]  ? __copy_skb_header+0x6b0/0x6b0
[  630.957691]  ? kmem_cache_alloc+0x33a/0x730
[  630.962024]  skb_ensure_writable+0x3dd/0x640
[  630.966443]  ? skb_checksum_setup+0xaa0/0xaa0
[  630.970945]  ? check_preemption_disabled+0x48/0x280
[  630.975972]  ? __this_cpu_preempt_check+0x1c/0x20
[  630.980819]  ? __bpf_redirect+0x54b/0xb20
[  630.984979]  ? __switch_to_asm+0x34/0x70
[  630.989059]  bpf_clone_redirect+0x14a/0x490
[  630.993394]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  630.998414]  ? __sched_text_start+0x8/0x8
[  631.002582]  ? retint_kernel+0x2d/0x2d
[  631.006481]  ? find_held_lock+0x36/0x1c0
[  631.010566]  ? lock_acquire+0x1ed/0x520
[  631.014554]  ? bpf_test_run+0x3cb/0x780
[  631.018549]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  631.024098]  ? check_preemption_disabled+0x48/0x280
[  631.029123]  ? kasan_check_read+0x11/0x20
[  631.033277]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  631.038568]  ? rcu_softirq_qs+0x20/0x20
[  631.042572]  ? preempt_schedule+0x4d/0x60
[  631.046728]  ? ___preempt_schedule+0x16/0x18
[  631.051152]  ? bpf_test_run+0x25d/0x780
[  631.055140]  ? netlink_diag_dump+0x2a0/0x2a0
[  631.059568]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  631.065114]  ? bpf_test_init.isra.10+0x70/0x100
[  631.069802]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  631.074582]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  631.079427]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  631.084973]  ? fput+0x130/0x1a0
[  631.088261]  ? __bpf_prog_get+0x9b/0x290
[  631.092330]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  631.097179]  ? bpf_prog_test_run+0x130/0x1a0
[  631.101602]  ? __x64_sys_bpf+0x3d8/0x520
[  631.105671]  ? bpf_prog_get+0x20/0x20
[  631.109502]  ? do_syscall_64+0x1b9/0x820
[  631.113580]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  631.118951]  ? syscall_return_slowpath+0x5e0/0x5e0
[  631.123889]  ? trace_hardirqs_on_caller+0x310/0x310
[  631.128911]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  631.133935]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  631.140617]  ? __switch_to_asm+0x40/0x70
[  631.144680]  ? __switch_to_asm+0x34/0x70
[  631.148764]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  631.153620]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  631.159013] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  631.159100] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  631.165695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  631.165706] Call Trace:
[  631.172311] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  631.181570]  <IRQ>
[  631.184154] syz-executor4 cpuset=
[  631.194651]  dump_stack+0x244/0x39d
[  631.196780] syz4
[  631.200240]  ? dump_stack_print_info.cold.1+0x20/0x20
[  631.203846]  mems_allowed=0
[  631.205838]  warn_alloc.cold.117+0xb7/0x1bd
[  631.218524]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  631.223392]  ? lock_downgrade+0x900/0x900
[  631.227563]  ? trace_hardirqs_off+0xb8/0x310
[  631.232004]  ? trace_hardirqs_off+0xb8/0x310
[  631.236429]  __alloc_pages_slowpath+0x2660/0x2d70
[  631.241309]  ? warn_alloc+0x120/0x120
[  631.245125]  ? warn_alloc+0x120/0x120
[  631.248933]  ? print_usage_bug+0xc0/0xc0
[  631.252998]  ? warn_alloc+0x120/0x120
[  631.256803]  ? print_usage_bug+0xc0/0xc0
[  631.260885]  ? warn_alloc+0x120/0x120
[  631.264699]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  631.270241]  ? should_fail+0x22d/0xd01
[  631.274133]  ? __lock_acquire+0x62f/0x4c20
[  631.278375]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  631.283480]  ? __lock_acquire+0x62f/0x4c20
[  631.287724]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  631.292832]  ? __lock_acquire+0x62f/0x4c20
[  631.297096]  ? should_fail+0x22d/0xd01
[  631.301002]  ? mark_held_locks+0x130/0x130
[  631.305253]  ? mark_held_locks+0x130/0x130
[  631.309496]  ? mark_held_locks+0x130/0x130
[  631.313737]  ? zap_class+0x640/0x640
[  631.317458]  ? print_usage_bug+0xc0/0xc0
[  631.321609]  ? mark_held_locks+0x130/0x130
[  631.325845]  ? print_usage_bug+0xc0/0xc0
[  631.329913]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  631.335455]  ? check_preemption_disabled+0x48/0x280
[  631.340482]  ? __lock_is_held+0xb5/0x140
[  631.344567]  __alloc_pages_nodemask+0xa80/0xde0
[  631.349246]  ? zap_class+0x640/0x640
[  631.352970]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  631.358004]  ? find_held_lock+0x36/0x1c0
[  631.362090]  ? ____cache_alloc_node+0x1c7/0x1e0
[  631.366768]  ? lock_downgrade+0x900/0x900
[  631.370926]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  631.376474]  cache_grow_begin+0xa5/0x8c0
[  631.380551]  ? do_raw_spin_unlock+0xa7/0x330
[  631.384972]  fallback_alloc+0x204/0x2e0
[  631.388958]  ____cache_alloc_node+0x1c7/0x1e0
[  631.393463]  kmem_cache_alloc_node+0xe3/0x730
[  631.397965]  ? ipv6_get_ifaddr+0x42e/0x620
[  631.402241]  __alloc_skb+0x119/0x770
[  631.405962]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  631.411246]  ? netdev_alloc_frag+0x1f0/0x1f0
[  631.415659]  ? lock_downgrade+0x900/0x900
[  631.419818]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  631.425363]  ? refcount_sub_and_test_checked+0x203/0x310
[  631.430820]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  631.436273]  ? addrconf_rs_timer+0x690/0x690
[  631.440696]  ndisc_alloc_skb+0x144/0x340
[  631.444770]  ndisc_send_rs+0x331/0x6e0
[  631.448669]  addrconf_rs_timer+0x314/0x690
[  631.452914]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  631.457170]  call_timer_fn+0x272/0x920
[  631.461071]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  631.465316]  ? process_timeout+0x40/0x40
[  631.469389]  ? mark_held_locks+0xc7/0x130
[  631.473559]  ? _raw_spin_unlock_irq+0x27/0x80
[  631.478075]  ? _raw_spin_unlock_irq+0x27/0x80
[  631.482578]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  631.486820]  ? lockdep_hardirqs_on+0x296/0x5b0
[  631.491412]  ? trace_hardirqs_on+0xbd/0x310
[  631.495742]  ? kasan_check_read+0x11/0x20
[  631.499896]  ? __run_timers+0x7da/0xc70
[  631.503916]  ? trace_hardirqs_off_caller+0x310/0x310
[  631.509042]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  631.513292]  __run_timers+0x7e5/0xc70
[  631.517112]  ? timer_fixup_init+0x70/0x70
[  631.521265]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  631.526288]  ? zap_class+0x640/0x640
[  631.530011]  ? print_usage_bug+0xc0/0xc0
[  631.534082]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  631.539296]  ? find_held_lock+0x36/0x1c0
[  631.543368]  ? zap_class+0x640/0x640
[  631.547098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  631.552640]  ? check_preemption_disabled+0x48/0x280
[  631.557668]  ? __lock_is_held+0xb5/0x140
[  631.561742]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  631.567284]  ? check_preemption_disabled+0x48/0x280
[  631.572307]  run_timer_softirq+0x52/0xb0
[  631.576374]  ? rcu_read_lock_sched_held+0x14f/0x180
[  631.581392]  __do_softirq+0x308/0xb7e
[  631.585204]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  631.589703]  ? lock_downgrade+0x900/0x900
[  631.593861]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  631.598978]  ? pvclock_read_flags+0x160/0x160
[  631.603792]  ? lapic_next_event+0x5a/0x90
[  631.607952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  631.613501]  ? kvm_clock_read+0x18/0x30
[  631.617487]  ? kvm_sched_clock_read+0x9/0x20
[  631.621902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  631.627449]  ? check_preemption_disabled+0x48/0x280
[  631.632483]  irq_exit+0x17f/0x1c0
[  631.635940]  smp_apic_timer_interrupt+0x1cb/0x760
[  631.640790]  ? smp_reschedule_interrupt+0x109/0x650
[  631.645817]  ? smp_call_function_single_interrupt+0x650/0x650
[  631.651708]  ? interrupt_entry+0xb5/0xc0
[  631.655782]  ? trace_hardirqs_off_caller+0xbb/0x310
[  631.660802]  ? trace_hardirqs_off_caller+0xbb/0x310
[  631.665828]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  631.670678]  ? trace_hardirqs_on_caller+0x310/0x310
[  631.675699]  ? trace_hardirqs_on_caller+0x310/0x310
[  631.680718]  ? task_prio+0x50/0x50
[  631.684261]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  631.689815]  ? check_preemption_disabled+0x48/0x280
[  631.694848]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  631.699713]  apic_timer_interrupt+0xf/0x20
[  631.703947]  </IRQ>
[  631.706191] RIP: 0010:console_unlock+0xffa/0x1160
[  631.711056] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  631.729995] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  631.737727] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  631.744999] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  631.752269] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  631.759551] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  631.766841] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  631.774134]  ? netconsole_netdev_event+0x280/0x280
[  631.779090]  ? console_unlock+0xff1/0x1160
[  631.783361]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  631.788037]  ? vprintk_emit+0x7f7/0x930
[  631.792077]  ? lock_release+0xa00/0xa00
[  631.796075]  ? trace_hardirqs_off_caller+0x300/0x310
[  631.801192]  ? vprintk_default+0x28/0x30
[  631.805271]  ? trace_hardirqs_off_caller+0x310/0x310
[  631.810387]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  631.815945]  vprintk_emit+0x33d/0x930
[  631.819776]  ? wake_up_klogd+0x180/0x180
[  631.823864]  ? find_held_lock+0x31/0x1c0
[  631.827945]  ? mark_held_locks+0xc7/0x130
[  631.832116]  ? _raw_spin_unlock_irq+0x27/0x80
[  631.836617]  ? _raw_spin_unlock_irq+0x27/0x80
[  631.841124]  vprintk_default+0x28/0x30
[  631.845016]  vprintk_func+0x7e/0x181
[  631.848736]  printk+0xa7/0xcf
[  631.851848]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  631.856612]  ? _raw_spin_unlock_irq+0x60/0x80
[  631.861123]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  631.866412]  dump_header+0x7cc/0xf72
[  631.870145]  ? pagefault_out_of_memory+0x197/0x197
[  631.875089]  ? zap_class+0x640/0x640
[  631.878815]  ? percpu_ref_get_many+0x240/0x240
[  631.883401]  ? print_usage_bug+0xc0/0xc0
[  631.887467]  ? print_usage_bug+0xc0/0xc0
[  631.891580]  ? zap_class+0x640/0x640
[  631.895306]  ? print_usage_bug+0xc0/0xc0
[  631.899376]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  631.904919]  ? find_held_lock+0x36/0x1c0
[  631.908994]  ? mark_held_locks+0xc7/0x130
[  631.913162]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  631.918275]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  631.923382]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  631.927973]  ? trace_hardirqs_on+0xbd/0x310
[  631.932300]  ? kasan_check_read+0x11/0x20
[  631.936455]  ? ___ratelimit+0x3b4/0x672
[  631.940439]  ? trace_hardirqs_off_caller+0x310/0x310
[  631.945555]  ? trace_hardirqs_on+0x310/0x310
[  631.949969]  ? lock_downgrade+0x900/0x900
[  631.954131]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  631.959242]  ? ___ratelimit+0x3b9/0x672
[  631.963226]  ? idr_get_free+0xec0/0xec0
[  631.967220]  ? find_held_lock+0x36/0x1c0
[  631.971300]  oom_kill_process.cold.27+0x10/0x903
[  631.976072]  ? zap_class+0x640/0x640
[  631.979796]  ? check_preemption_disabled+0x48/0x280
[  631.984823]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  631.989754]  ? kasan_check_read+0x11/0x20
[  631.993906]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  631.999185]  ? oom_evaluate_task+0x540/0x540
[  632.003601]  ? find_held_lock+0x36/0x1c0
[  632.007688]  ? out_of_memory+0x974/0x1430
[  632.011843]  ? lock_downgrade+0x900/0x900
[  632.015995]  ? check_preemption_disabled+0x48/0x280
[  632.021023]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  632.025959]  ? kasan_check_read+0x11/0x20
[  632.030113]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  632.035391]  ? rcu_softirq_qs+0x20/0x20
[  632.039372]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  632.044911]  ? oom_evaluate_task+0x302/0x540
[  632.049334]  out_of_memory+0xa84/0x1430
[  632.053321]  ? oom_killer_disable+0x3a0/0x3a0
[  632.057820]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  632.062754]  ? __mutex_add_waiter+0x2a0/0x2a0
[  632.067263]  __alloc_pages_slowpath+0x22d4/0x2d70
[  632.072139]  ? warn_alloc+0x120/0x120
[  632.075944]  ? rcu_softirq_qs+0x20/0x20
[  632.079951]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  632.085490]  ? should_fail+0x22d/0xd01
[  632.089386]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  632.094501]  ? zap_class+0x640/0x640
[  632.098251]  ? __lock_is_held+0xb5/0x140
[  632.102327]  ? mark_held_locks+0x130/0x130
[  632.106574]  ? lock_release+0xa00/0xa00
[  632.110559]  ? perf_trace_sched_process_exec+0x860/0x860
[  632.116027]  ? __might_sleep+0x95/0x190
[  632.120017]  __alloc_pages_nodemask+0xa80/0xde0
[  632.124701]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  632.129724]  ? __page_cache_alloc+0x191/0x5c0
[  632.134222]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  632.139161]  ? kasan_check_read+0x11/0x20
[  632.143317]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  632.148603]  ? zap_class+0x640/0x640
[  632.152347]  ? zap_class+0x640/0x640
[  632.156070]  ? zap_class+0x640/0x640
[  632.159786]  ? __do_page_cache_readahead+0x7ce/0x980
[  632.164907]  ? find_held_lock+0x36/0x1c0
[  632.168979]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  632.174528]  alloc_pages_current+0x173/0x350
[  632.178966]  __page_cache_alloc+0x38c/0x5c0
[  632.183293]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  632.188224]  ? kasan_check_read+0x11/0x20
[  632.192375]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  632.197669]  ? generic_perform_write+0x6a0/0x6a0
[  632.202427]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  632.207967]  ? check_preemption_disabled+0x48/0x280
[  632.212993]  filemap_fault+0x1594/0x25f0
[  632.217084]  ? __lock_page_or_retry+0xa00/0xa00
[  632.221758]  ? mark_held_locks+0x130/0x130
[  632.226000]  ? rcu_softirq_qs+0x20/0x20
[  632.229988]  ? filemap_map_pages+0xe04/0x1990
[  632.234501]  ? __free_object+0x173/0x340
[  632.238575]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  632.243514]  ? trace_hardirqs_off_caller+0x310/0x310
[  632.248630]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  632.253319]  ? debug_object_free+0x32d/0x690
[  632.257733]  ? kasan_check_read+0x11/0x20
[  632.261883]  ? debug_object_destroy+0x2b0/0x2b0
[  632.266559]  ? lock_pi_update_atomic+0x150/0x150
[  632.271320]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  632.276860]  ? __hrtimer_init+0xdb/0x240
[  632.280938]  ? lock_acquire+0x1ed/0x520
[  632.284921]  ? ext4_filemap_fault+0x7a/0xad
[  632.289251]  ? lock_release+0xa00/0xa00
[  632.293227]  ? perf_trace_sched_process_exec+0x860/0x860
[  632.298685]  ? print_usage_bug+0xc0/0xc0
[  632.302750]  ? print_usage_bug+0xc0/0xc0
[  632.306827]  ? down_read+0x8d/0x120
[  632.310457]  ? ext4_filemap_fault+0x7a/0xad
[  632.314792]  ? __down_interruptible+0x700/0x700
[  632.319475]  ext4_filemap_fault+0x82/0xad
[  632.323632]  __do_fault+0x100/0x6b0
[  632.327273]  ? pmd_devmap_trans_unstable+0x220/0x220
[  632.332385]  ? mark_held_locks+0x130/0x130
[  632.336622]  ? mark_held_locks+0x130/0x130
[  632.340863]  ? debug_smp_processor_id+0x1c/0x20
[  632.345543]  ? perf_trace_lock+0x14d/0x7a0
[  632.349790]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  632.355333]  __handle_mm_fault+0x307c/0x5920
[  632.359746]  ? perf_trace_lock+0x7a0/0x7a0
[  632.363993]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  632.368838]  ? lock_is_held_type+0x210/0x210
[  632.373253]  ? ksys_dup3+0x680/0x680
[  632.376971]  ? __switch_to_asm+0x34/0x70
[  632.381051]  ? zap_class+0x640/0x640
[  632.384779]  ? zap_class+0x640/0x640
[  632.388496]  ? __x64_sys_futex+0x53e/0x6a0
[  632.392763]  ? find_held_lock+0x36/0x1c0
[  632.396838]  ? handle_mm_fault+0x42a/0xc70
[  632.401081]  ? lock_downgrade+0x900/0x900
[  632.405229]  ? check_preemption_disabled+0x48/0x280
[  632.410252]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  632.415359]  ? kasan_check_read+0x11/0x20
[  632.419539]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  632.424824]  ? rcu_softirq_qs+0x20/0x20
[  632.428803]  ? trace_hardirqs_off_caller+0x310/0x310
[  632.433911]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  632.439455]  ? check_preemption_disabled+0x48/0x280
[  632.444494]  handle_mm_fault+0x54f/0xc70
[  632.448573]  ? __handle_mm_fault+0x5920/0x5920
[  632.453165]  ? find_vma+0x34/0x190
[  632.456716]  __do_page_fault+0x5e8/0xe60
[  632.460783]  ? trace_hardirqs_off+0xb8/0x310
[  632.465204]  do_page_fault+0xf2/0x7e0
[  632.469009]  ? vmalloc_sync_all+0x30/0x30
[  632.473162]  ? error_entry+0x70/0xd0
[  632.476883]  ? trace_hardirqs_off_caller+0xbb/0x310
[  632.481907]  ? trace_hardirqs_on_caller+0xc0/0x310
[  632.486838]  ? syscall_return_slowpath+0x5e0/0x5e0
[  632.491771]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  632.496626]  ? trace_hardirqs_on_caller+0x310/0x310
[  632.501658]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  632.507114]  ? prepare_exit_to_usermode+0x291/0x3b0
[  632.512138]  ? page_fault+0x8/0x30
[  632.515688]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  632.520548]  ? page_fault+0x8/0x30
[  632.524100]  page_fault+0x1e/0x30
[  632.527566] RIP: 0033:0x40f9c0
[  632.530774] Code: Bad RIP value.
[  632.534139] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  632.539505] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  632.546778] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  632.554045] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  632.561318] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  632.568614] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  632.575922] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  632.575928] warn_alloc_show_mem: 1 callbacks suppressed
[  632.575936] Mem-Info:
[  632.582866] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  632.588252] active_anon:55033 inactive_anon:131 isolated_anon:0
[  632.588252]  active_file:10 inactive_file:13 isolated_file:2
[  632.588252]  unevictable:0 dirty:0 writeback:0 unstable:0
[  632.588252]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  632.588252]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  632.588252]  free:13778 free_pcp:355 free_cma:0
[  632.590629] Call Trace:
[  632.600027] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  632.632979]  <IRQ>
[  632.635571] Node 0 
[  632.663259]  dump_stack+0x244/0x39d
[  632.665427] 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
[  632.667657]  ? dump_stack_print_info.cold.1+0x20/0x20
[  632.671251] lowmem_reserve[]: 0
[  632.696785]  warn_alloc.cold.117+0xb7/0x1bd
[  632.701973]  2818
[  632.705267]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  632.710031]  6321 6321
[  632.712119]  ? lock_downgrade+0x900/0x900
[  632.716949] Node 0 
[  632.719452]  ? trace_hardirqs_off+0xb8/0x310
[  632.723600] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  632.725812]  ? trace_hardirqs_off+0xb8/0x310
[  632.730193] lowmem_reserve[]: 0
[  632.756943]  __alloc_pages_slowpath+0x2660/0x2d70
[  632.761329]  0
[  632.764631]  ? warn_alloc+0x120/0x120
[  632.769425]  3503
[  632.771229]  ? warn_alloc+0x120/0x120
[  632.775007]  3503
[  632.777079]  ? print_usage_bug+0xc0/0xc0
[  632.782921]  ? warn_alloc+0x120/0x120
[  632.786960] Node 0 
[  632.790756]  ? print_usage_bug+0xc0/0xc0
[  632.790788] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  632.790795] lowmem_reserve[]:
[  632.793032]  ? __lock_acquire+0x62f/0x4c20
[  632.797079]  0
[  632.825449]  ? __lock_acquire+0x62f/0x4c20
[  632.828543]  0
[  632.832790]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  632.834577]  0
[  632.838814]  ? should_fail+0x22d/0xd01
[  632.840601]  0
[  632.846140]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  632.851804]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  632.853589] Node 0 
[  632.858863]  ? __lock_acquire+0x62f/0x4c20
[  632.863971] DMA: 
[  632.866207]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  632.870422] 1*4kB 
[  632.872511]  ? __lock_acquire+0x62f/0x4c20
[  632.877616] (U) 0*8kB 
[  632.879779]  ? should_fail+0x22d/0xd01
[  632.883987] 0*16kB 1*32kB 
[  632.886502]  ? rcu_irq_exit+0x1a2/0x390
[  632.890364] (U) 
[  632.893215]  ? mark_held_locks+0x130/0x130
[  632.897159] 2*64kB 
[  632.899137]  ? mark_held_locks+0x130/0x130
[  632.903354] (U) 
[  632.905597]  ? mark_held_locks+0xc7/0x130
[  632.909809] 1*128kB 
[  632.911785]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  632.915913] (U) 
[  632.918237]  ? zap_class+0x640/0x640
[  632.923254] 1*256kB (U) 
[  632.925251]  ? print_usage_bug+0xc0/0xc0
[  632.928956] 0*512kB 
[  632.931641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  632.935677] 1*1024kB 
[  632.938006]  ? check_preemption_disabled+0x48/0x280
[  632.943523] (U) 
[  632.945966]  ? __lock_is_held+0xb5/0x140
[  632.950943] 1*2048kB (M) 
[  632.952944]  __alloc_pages_nodemask+0xa80/0xde0
[  632.956972] 3*4096kB (M) 
[  632.959741]  ? zap_class+0x640/0x640
[  632.964394] = 15908kB
[  632.967159]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  632.970852] Node 0 
[  632.973273]  ? find_held_lock+0x36/0x1c0
[  632.978266] DMA32: 
[  632.980514]  ? ____cache_alloc_node+0x1c7/0x1e0
[  632.984551] 5*4kB 
[  632.986793]  ? lock_downgrade+0x900/0x900
[  632.991443] (MH) 
[  632.993599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  632.997717] 1*8kB (U) 
[  632.999841]  cache_grow_begin+0xa5/0x8c0
[  633.005355] 3*16kB 
[  633.007849]  ? do_raw_spin_unlock+0xa7/0x330
[  633.011887] (MH) 
[  633.014131]  fallback_alloc+0x204/0x2e0
[  633.018513] 2*32kB 
[  633.020597]  ____cache_alloc_node+0x1c7/0x1e0
[  633.024567] (MH) 
[  633.026805]  kmem_cache_alloc_node+0xe3/0x730
[  633.031305] 4*64kB 
[  633.033372]  ? ipv6_get_ifaddr+0x42e/0x620
[  633.037846] (MH) 
[  633.040090]  __alloc_skb+0x119/0x770
[  633.044300] 4*128kB 
[  633.046363]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  633.050051] (M) 
[  633.052376]  ? netdev_alloc_frag+0x1f0/0x1f0
[  633.057630] 3*256kB 
[  633.059605]  ? lock_downgrade+0x900/0x900
[  633.063990] (M) 
[  633.066321]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  633.070439] 4*512kB (UM) 
[  633.072427]  ? refcount_sub_and_test_checked+0x203/0x310
[  633.077940] 3*1024kB 
[  633.080702]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  633.086130] (UM) 
[  633.088548]  ? addrconf_rs_timer+0x690/0x690
[  633.093987] 3*2048kB 
[  633.096063]  ndisc_alloc_skb+0x144/0x340
[  633.100442] (UM) 3*4096kB 
[  633.102874]  ndisc_send_rs+0x331/0x6e0
[  633.106914] (M) 
[  633.109767]  addrconf_rs_timer+0x314/0x690
[  633.113628] = 25228kB
[  633.115619]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  633.119835] Node 0 
[  633.122260]  call_timer_fn+0x272/0x920
[  633.126459] Normal: 
[  633.128691]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  633.132572] 1142*4kB 
[  633.134897]  ? process_timeout+0x40/0x40
[  633.139111] (MEH) 
[  633.141542]  ? __run_timers+0x7da/0xc70
[  633.145575] 440*8kB 
[  633.147731]  ? _raw_spin_unlock_irq+0x27/0x80
[  633.151694] (UMEH) 
[  633.154017]  ? _raw_spin_unlock_irq+0x27/0x80
[  633.158494] 198*16kB 
[  633.160725]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  633.165196] (UME) 
[  633.167607]  ? lockdep_hardirqs_on+0x296/0x5b0
[  633.171822] 53*32kB 
[  633.173968]  ? trace_hardirqs_on+0xbd/0x310
[  633.178540] (UMEH) 
[  633.180871]  ? kasan_check_read+0x11/0x20
[  633.185172] 6*64kB 
[  633.187412]  ? __run_timers+0x7da/0xc70
[  633.191546] (UM) 
[  633.193791]  ? trace_hardirqs_off_caller+0x310/0x310
[  633.197744] 1*128kB 
[  633.199805]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  633.204883] (H) 
[  633.207213]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  633.211432] 0*256kB 
[  633.213413]  __run_timers+0x7e5/0xc70
[  633.217637] 1*512kB 
[  633.219969]  ? timer_fixup_init+0x70/0x70
[  633.223737] (H) 
[  633.226061]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  633.230203] 0*1024kB 0*2048kB 
[  633.232187]  ? zap_class+0x640/0x640
[  633.237184] 0*4096kB 
[  633.240374]  ? enqueue_hrtimer+0x1a5/0x560
[  633.244066] = 13976kB
[  633.246473]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  633.250692] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  633.253096]  ? find_held_lock+0x36/0x1c0
[  633.258267] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  633.267094]  ? zap_class+0x640/0x640
[  633.271134] 4258 total pagecache pages
[  633.279718]  ? pvclock_read_flags+0x160/0x160
[  633.283420] 0 pages in swap cache
[  633.287301]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  633.291780] Swap cache stats: add 0, delete 0, find 0/0
[  633.295230]  ? check_preemption_disabled+0x48/0x280
[  633.300755] Free swap  = 0kB
[  633.306123]  ? __lock_is_held+0xb5/0x140
[  633.311115] Total swap = 0kB
[  633.314135]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  633.318172] 1965979 pages RAM
[  633.321190]  ? check_preemption_disabled+0x48/0x280
[  633.326704] 0 pages HighMem/MovableOnly
[  633.329810]  run_timer_softirq+0x52/0xb0
[  633.334806] 342867 pages reserved
[  633.338784]  ? rcu_read_lock_sched_held+0x14f/0x180
[  633.342820] 0 pages cma reserved
[  633.346267]  __do_softirq+0x308/0xb7e
[  633.351318] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  633.354625]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  633.358498] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  633.364902]  ? lock_downgrade+0x900/0x900
[  633.369378] syz-fuzzer cpuset=
[  633.379600]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  633.383729] /
[  633.386924]  ? pvclock_read_flags+0x160/0x160
[  633.392008]  mems_allowed=0
[  633.393723]  ? lapic_next_event+0x5a/0x90
[  633.405260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  633.411066]  ? kvm_clock_read+0x18/0x30
[  633.415047]  ? kvm_sched_clock_read+0x9/0x20
[  633.419459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  633.425013]  ? check_preemption_disabled+0x48/0x280
[  633.430046]  irq_exit+0x17f/0x1c0
[  633.433503]  smp_apic_timer_interrupt+0x1cb/0x760
[  633.438354]  ? smp_reschedule_interrupt+0x109/0x650
[  633.443373]  ? smp_call_function_single_interrupt+0x650/0x650
[  633.449266]  ? interrupt_entry+0xb5/0xc0
[  633.453332]  ? trace_hardirqs_off_caller+0xbb/0x310
[  633.458348]  ? trace_hardirqs_off_caller+0xbb/0x310
[  633.463369]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  633.468213]  ? trace_hardirqs_on_caller+0x310/0x310
[  633.473228]  ? trace_hardirqs_on_caller+0x310/0x310
[  633.478251]  ? task_prio+0x50/0x50
[  633.481800]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  633.487342]  ? check_preemption_disabled+0x48/0x280
[  633.492395]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  633.497254]  apic_timer_interrupt+0xf/0x20
[  633.501486]  </IRQ>
[  633.503732] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  633.509627] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  633.528554] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  633.536289] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  633.543575] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  633.550848] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  633.558121] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  633.565392] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  633.572705]  ? save_stack+0xa9/0xd0
[  633.576352]  __kmalloc_node_track_caller+0x33/0x70
[  633.581292]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  633.586085]  pskb_expand_head+0x230/0x10f0
[  633.590338]  ? memcpy+0x45/0x50
[  633.593622]  ? __copy_skb_header+0x350/0x6b0
[  633.598040]  ? skb_release_data+0x880/0x880
[  633.602875]  ? __alloc_skb+0x770/0x770
[  633.606779]  ? __lock_is_held+0xb5/0x140
[  633.610854]  ? kasan_check_write+0x14/0x20
[  633.615094]  ? __skb_clone+0x6c7/0xa00
[  633.618989]  ? __copy_skb_header+0x6b0/0x6b0
[  633.623407]  ? kmem_cache_alloc+0x33a/0x730
[  633.627752]  skb_ensure_writable+0x3dd/0x640
[  633.632165]  ? skb_checksum_setup+0xaa0/0xaa0
[  633.636664]  ? check_preemption_disabled+0x48/0x280
[  633.641701]  ? __this_cpu_preempt_check+0x1c/0x20
[  633.646566]  ? __bpf_redirect+0x54b/0xb20
[  633.650725]  ? __switch_to_asm+0x34/0x70
[  633.654810]  bpf_clone_redirect+0x14a/0x490
[  633.659146]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  633.664169]  ? __sched_text_start+0x8/0x8
[  633.668324]  ? retint_kernel+0x2d/0x2d
[  633.672222]  ? find_held_lock+0x36/0x1c0
[  633.676292]  ? lock_acquire+0x1ed/0x520
[  633.680268]  ? bpf_test_run+0x3cb/0x780
[  633.684247]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  633.689790]  ? check_preemption_disabled+0x48/0x280
[  633.694816]  ? kasan_check_read+0x11/0x20
[  633.698973]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  633.704256]  ? rcu_softirq_qs+0x20/0x20
[  633.708234]  ? preempt_schedule+0x4d/0x60
[  633.712781]  ? ___preempt_schedule+0x16/0x18
[  633.717201]  ? bpf_test_run+0x25d/0x780
[  633.721191]  ? netlink_diag_dump+0x2a0/0x2a0
[  633.725633]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  633.731173]  ? bpf_test_init.isra.10+0x70/0x100
[  633.735850]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  633.740614]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  633.745459]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  633.750999]  ? fput+0x130/0x1a0
[  633.754282]  ? __bpf_prog_get+0x9b/0x290
[  633.758350]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  633.763193]  ? bpf_prog_test_run+0x130/0x1a0
[  633.767606]  ? __x64_sys_bpf+0x3d8/0x520
[  633.771668]  ? bpf_prog_get+0x20/0x20
[  633.775489]  ? do_syscall_64+0x1b9/0x820
[  633.779567]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  633.784938]  ? syscall_return_slowpath+0x5e0/0x5e0
[  633.789874]  ? trace_hardirqs_on_caller+0x310/0x310
[  633.794895]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  633.799917]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  633.806601]  ? __switch_to_asm+0x40/0x70
[  633.810664]  ? __switch_to_asm+0x34/0x70
[  633.814733]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  633.819596]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  633.824987] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  633.825057] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  633.831663] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  633.831669] Call Trace:
[  633.831675]  <IRQ>
[  633.831692]  dump_stack+0x244/0x39d
[  633.831710]  ? dump_stack_print_info.cold.1+0x20/0x20
[  633.831738]  warn_alloc.cold.117+0xb7/0x1bd
[  633.838319] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  633.847582]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  633.850150] syz-executor4 cpuset=
[  633.852300]  ? lock_downgrade+0x900/0x900
[  633.855906] syz4
[  633.861107]  ? trace_hardirqs_off+0xb8/0x310
[  633.865407]  mems_allowed=0
[  633.875898]  ? trace_hardirqs_off+0xb8/0x310
[  633.901997]  __alloc_pages_slowpath+0x2660/0x2d70
[  633.906882]  ? warn_alloc+0x120/0x120
[  633.910690]  ? warn_alloc+0x120/0x120
[  633.914502]  ? print_usage_bug+0xc0/0xc0
[  633.918579]  ? warn_alloc+0x120/0x120
[  633.922384]  ? print_usage_bug+0xc0/0xc0
[  633.926449]  ? __lock_acquire+0x62f/0x4c20
[  633.930687]  ? __lock_acquire+0x62f/0x4c20
[  633.934934]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  633.940471]  ? should_fail+0x22d/0xd01
[  633.944370]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  633.949677]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  633.954784]  ? __lock_acquire+0x62f/0x4c20
[  633.959037]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  633.964166]  ? __lock_acquire+0x62f/0x4c20
[  633.968399]  ? should_fail+0x22d/0xd01
[  633.972293]  ? rcu_irq_exit+0x1a2/0x390
[  633.976280]  ? mark_held_locks+0x130/0x130
[  633.980521]  ? mark_held_locks+0x130/0x130
[  633.984774]  ? mark_held_locks+0xc7/0x130
[  633.988925]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  633.993945]  ? zap_class+0x640/0x640
[  633.997663]  ? print_usage_bug+0xc0/0xc0
[  634.001733]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  634.007280]  ? check_preemption_disabled+0x48/0x280
[  634.012310]  ? __lock_is_held+0xb5/0x140
[  634.016380]  __alloc_pages_nodemask+0xa80/0xde0
[  634.021051]  ? zap_class+0x640/0x640
[  634.024784]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  634.029814]  ? find_held_lock+0x36/0x1c0
[  634.033890]  ? ____cache_alloc_node+0x1c7/0x1e0
[  634.039179]  ? lock_downgrade+0x900/0x900
[  634.043347]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  634.048892]  cache_grow_begin+0xa5/0x8c0
[  634.052957]  ? do_raw_spin_unlock+0xa7/0x330
[  634.057397]  fallback_alloc+0x204/0x2e0
[  634.061396]  ____cache_alloc_node+0x1c7/0x1e0
[  634.065908]  kmem_cache_alloc_node+0xe3/0x730
[  634.070414]  ? ipv6_get_ifaddr+0x42e/0x620
[  634.074673]  __alloc_skb+0x119/0x770
[  634.078400]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  634.083694]  ? netdev_alloc_frag+0x1f0/0x1f0
[  634.088113]  ? lock_downgrade+0x900/0x900
[  634.092274]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  634.097829]  ? refcount_sub_and_test_checked+0x203/0x310
[  634.103295]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  634.108754]  ? addrconf_rs_timer+0x690/0x690
[  634.113192]  ndisc_alloc_skb+0x144/0x340
[  634.117284]  ndisc_send_rs+0x331/0x6e0
[  634.121188]  addrconf_rs_timer+0x314/0x690
[  634.125445]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  634.129698]  call_timer_fn+0x272/0x920
[  634.133590]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  634.137833]  ? process_timeout+0x40/0x40
[  634.141911]  ? mark_held_locks+0xc7/0x130
[  634.146075]  ? _raw_spin_unlock_irq+0x27/0x80
[  634.150573]  ? _raw_spin_unlock_irq+0x27/0x80
[  634.155082]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  634.159326]  ? lockdep_hardirqs_on+0x296/0x5b0
[  634.163919]  ? trace_hardirqs_on+0xbd/0x310
[  634.168245]  ? kasan_check_read+0x11/0x20
[  634.172405]  ? __run_timers+0x7da/0xc70
[  634.176386]  ? trace_hardirqs_off_caller+0x310/0x310
[  634.181512]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  634.185767]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  634.190033]  __run_timers+0x7e5/0xc70
[  634.193861]  ? timer_fixup_init+0x70/0x70
[  634.198020]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  634.203045]  ? zap_class+0x640/0x640
[  634.206774]  ? print_usage_bug+0xc0/0xc0
[  634.210848]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  634.216051]  ? find_held_lock+0x36/0x1c0
[  634.220129]  ? zap_class+0x640/0x640
[  634.223855]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  634.229508]  ? check_preemption_disabled+0x48/0x280
[  634.234575]  ? __lock_is_held+0xb5/0x140
[  634.238648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  634.244202]  ? check_preemption_disabled+0x48/0x280
[  634.249233]  run_timer_softirq+0x52/0xb0
[  634.253300]  ? rcu_read_lock_sched_held+0x14f/0x180
[  634.258325]  __do_softirq+0x308/0xb7e
[  634.262141]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  634.266638]  ? lock_downgrade+0x900/0x900
[  634.270799]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  634.275914]  ? pvclock_read_flags+0x160/0x160
[  634.280414]  ? lapic_next_event+0x5a/0x90
[  634.284688]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  634.290235]  ? kvm_clock_read+0x18/0x30
[  634.294216]  ? kvm_sched_clock_read+0x9/0x20
[  634.298629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  634.304170]  ? check_preemption_disabled+0x48/0x280
[  634.309199]  irq_exit+0x17f/0x1c0
[  634.313012]  smp_apic_timer_interrupt+0x1cb/0x760
[  634.317857]  ? smp_reschedule_interrupt+0x109/0x650
[  634.322881]  ? smp_call_function_single_interrupt+0x650/0x650
[  634.328773]  ? interrupt_entry+0xb5/0xc0
[  634.332845]  ? trace_hardirqs_off_caller+0xbb/0x310
[  634.337869]  ? trace_hardirqs_off_caller+0xbb/0x310
[  634.342894]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  634.347742]  ? trace_hardirqs_on_caller+0x310/0x310
[  634.352774]  ? trace_hardirqs_on_caller+0x310/0x310
[  634.357797]  ? task_prio+0x50/0x50
[  634.361352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  634.366897]  ? check_preemption_disabled+0x48/0x280
[  634.371924]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  634.376785]  apic_timer_interrupt+0xf/0x20
[  634.381018]  </IRQ>
[  634.383267] RIP: 0010:console_unlock+0xffa/0x1160
[  634.388115] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  634.407032] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  634.415021] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  634.422300] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  634.429582] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  634.436863] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  634.444144] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  634.451445]  ? netconsole_netdev_event+0x280/0x280
[  634.456397]  ? console_unlock+0xff1/0x1160
[  634.460675]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  634.465347]  ? vprintk_emit+0x7f7/0x930
[  634.469334]  ? lock_release+0xa00/0xa00
[  634.473328]  ? trace_hardirqs_off_caller+0x300/0x310
[  634.478435]  ? vprintk_default+0x28/0x30
[  634.482502]  ? trace_hardirqs_off_caller+0x310/0x310
[  634.487626]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  634.493187]  vprintk_emit+0x33d/0x930
[  634.497008]  ? wake_up_klogd+0x180/0x180
[  634.501094]  ? find_held_lock+0x31/0x1c0
[  634.505184]  ? mark_held_locks+0xc7/0x130
[  634.509344]  ? _raw_spin_unlock_irq+0x27/0x80
[  634.513853]  ? _raw_spin_unlock_irq+0x27/0x80
[  634.518365]  vprintk_default+0x28/0x30
[  634.522266]  vprintk_func+0x7e/0x181
[  634.526001]  printk+0xa7/0xcf
[  634.529116]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  634.533888]  ? _raw_spin_unlock_irq+0x60/0x80
[  634.538498]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  634.543805]  dump_header+0x7cc/0xf72
[  634.547550]  ? pagefault_out_of_memory+0x197/0x197
[  634.552504]  ? zap_class+0x640/0x640
[  634.556444]  ? percpu_ref_get_many+0x240/0x240
[  634.561038]  ? print_usage_bug+0xc0/0xc0
[  634.565120]  ? print_usage_bug+0xc0/0xc0
[  634.569195]  ? zap_class+0x640/0x640
[  634.572921]  ? print_usage_bug+0xc0/0xc0
[  634.576998]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  634.582558]  ? find_held_lock+0x36/0x1c0
[  634.586646]  ? mark_held_locks+0xc7/0x130
[  634.590804]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  634.595918]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  634.601031]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  634.605624]  ? trace_hardirqs_on+0xbd/0x310
[  634.609954]  ? kasan_check_read+0x11/0x20
[  634.614106]  ? ___ratelimit+0x3b4/0x672
[  634.618090]  ? trace_hardirqs_off_caller+0x310/0x310
[  634.623198]  ? trace_hardirqs_on+0x310/0x310
[  634.627612]  ? lock_downgrade+0x900/0x900
[  634.631780]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  634.636891]  ? ___ratelimit+0x3b9/0x672
[  634.640876]  ? idr_get_free+0xec0/0xec0
[  634.644861]  ? find_held_lock+0x36/0x1c0
[  634.648938]  oom_kill_process.cold.27+0x10/0x903
[  634.653792]  ? zap_class+0x640/0x640
[  634.657509]  ? check_preemption_disabled+0x48/0x280
[  634.662574]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  634.667510]  ? kasan_check_read+0x11/0x20
[  634.671682]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  634.676972]  ? oom_evaluate_task+0x540/0x540
[  634.681406]  ? find_held_lock+0x36/0x1c0
[  634.685480]  ? out_of_memory+0x974/0x1430
[  634.689638]  ? lock_downgrade+0x900/0x900
[  634.693791]  ? check_preemption_disabled+0x48/0x280
[  634.698820]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  634.703756]  ? kasan_check_read+0x11/0x20
[  634.708400]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  634.713686]  ? rcu_softirq_qs+0x20/0x20
[  634.717674]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  634.723218]  ? oom_evaluate_task+0x302/0x540
[  634.727634]  out_of_memory+0xa84/0x1430
[  634.731626]  ? oom_killer_disable+0x3a0/0x3a0
[  634.736132]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  634.741077]  ? __mutex_add_waiter+0x2a0/0x2a0
[  634.745595]  __alloc_pages_slowpath+0x22d4/0x2d70
[  634.750481]  ? warn_alloc+0x120/0x120
[  634.754286]  ? rcu_softirq_qs+0x20/0x20
[  634.758293]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  634.763834]  ? should_fail+0x22d/0xd01
[  634.767734]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  634.772847]  ? zap_class+0x640/0x640
[  634.776602]  ? __lock_is_held+0xb5/0x140
[  634.780682]  ? mark_held_locks+0x130/0x130
[  634.784925]  ? lock_release+0xa00/0xa00
[  634.788904]  ? perf_trace_sched_process_exec+0x860/0x860
[  634.794373]  ? __might_sleep+0x95/0x190
[  634.798362]  __alloc_pages_nodemask+0xa80/0xde0
[  634.803049]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  634.808084]  ? __page_cache_alloc+0x191/0x5c0
[  634.812586]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  634.817527]  ? kasan_check_read+0x11/0x20
[  634.821704]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  634.826994]  ? zap_class+0x640/0x640
[  634.830725]  ? zap_class+0x640/0x640
[  634.834442]  ? zap_class+0x640/0x640
[  634.838166]  ? __do_page_cache_readahead+0x7ce/0x980
[  634.843417]  ? find_held_lock+0x36/0x1c0
[  634.847488]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  634.853037]  alloc_pages_current+0x173/0x350
[  634.857469]  __page_cache_alloc+0x38c/0x5c0
[  634.861795]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  634.866732]  ? kasan_check_read+0x11/0x20
[  634.870891]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  634.876181]  ? generic_perform_write+0x6a0/0x6a0
[  634.880942]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  634.886483]  ? check_preemption_disabled+0x48/0x280
[  634.891513]  filemap_fault+0x1594/0x25f0
[  634.895615]  ? __lock_page_or_retry+0xa00/0xa00
[  634.900294]  ? mark_held_locks+0x130/0x130
[  634.904547]  ? rcu_softirq_qs+0x20/0x20
[  634.908546]  ? filemap_map_pages+0xe04/0x1990
[  634.913070]  ? __free_object+0x173/0x340
[  634.917143]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  634.922084]  ? trace_hardirqs_off_caller+0x310/0x310
[  634.927191]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  634.931879]  ? debug_object_free+0x32d/0x690
[  634.936291]  ? kasan_check_read+0x11/0x20
[  634.940443]  ? debug_object_destroy+0x2b0/0x2b0
[  634.945132]  ? lock_pi_update_atomic+0x150/0x150
[  634.949892]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  634.955434]  ? __hrtimer_init+0xdb/0x240
[  634.959510]  ? lock_acquire+0x1ed/0x520
[  634.963494]  ? ext4_filemap_fault+0x7a/0xad
[  634.967829]  ? lock_release+0xa00/0xa00
[  634.971810]  ? perf_trace_sched_process_exec+0x860/0x860
[  634.977269]  ? print_usage_bug+0xc0/0xc0
[  634.981332]  ? print_usage_bug+0xc0/0xc0
[  634.985408]  ? down_read+0x8d/0x120
[  634.989038]  ? ext4_filemap_fault+0x7a/0xad
[  634.993384]  ? __down_interruptible+0x700/0x700
[  634.998073]  ext4_filemap_fault+0x82/0xad
[  635.002225]  __do_fault+0x100/0x6b0
[  635.005859]  ? pmd_devmap_trans_unstable+0x220/0x220
[  635.010972]  ? mark_held_locks+0x130/0x130
[  635.015214]  ? mark_held_locks+0x130/0x130
[  635.019458]  ? debug_smp_processor_id+0x1c/0x20
[  635.024130]  ? perf_trace_lock+0x14d/0x7a0
[  635.028380]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  635.033928]  __handle_mm_fault+0x307c/0x5920
[  635.038337]  ? perf_trace_lock+0x7a0/0x7a0
[  635.042589]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  635.047435]  ? lock_is_held_type+0x210/0x210
[  635.051859]  ? ksys_dup3+0x680/0x680
[  635.055577]  ? __switch_to_asm+0x34/0x70
[  635.059657]  ? zap_class+0x640/0x640
[  635.063374]  ? zap_class+0x640/0x640
[  635.067088]  ? __x64_sys_futex+0x53e/0x6a0
[  635.071334]  ? find_held_lock+0x36/0x1c0
[  635.075409]  ? handle_mm_fault+0x42a/0xc70
[  635.079659]  ? lock_downgrade+0x900/0x900
[  635.083811]  ? check_preemption_disabled+0x48/0x280
[  635.088840]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  635.093776]  ? kasan_check_read+0x11/0x20
[  635.097929]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  635.103208]  ? rcu_softirq_qs+0x20/0x20
[  635.107193]  ? trace_hardirqs_off_caller+0x310/0x310
[  635.112299]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  635.117841]  ? check_preemption_disabled+0x48/0x280
[  635.122867]  handle_mm_fault+0x54f/0xc70
[  635.126940]  ? __handle_mm_fault+0x5920/0x5920
[  635.131540]  ? find_vma+0x34/0x190
[  635.135102]  __do_page_fault+0x5e8/0xe60
[  635.139185]  ? trace_hardirqs_off+0xb8/0x310
[  635.143616]  do_page_fault+0xf2/0x7e0
[  635.147421]  ? vmalloc_sync_all+0x30/0x30
[  635.151582]  ? error_entry+0x70/0xd0
[  635.155311]  ? trace_hardirqs_off_caller+0xbb/0x310
[  635.160331]  ? trace_hardirqs_on_caller+0xc0/0x310
[  635.165270]  ? syscall_return_slowpath+0x5e0/0x5e0
[  635.170204]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  635.175063]  ? trace_hardirqs_on_caller+0x310/0x310
[  635.180084]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  635.185555]  ? prepare_exit_to_usermode+0x291/0x3b0
[  635.190601]  ? page_fault+0x8/0x30
[  635.194160]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  635.199025]  ? page_fault+0x8/0x30
[  635.202577]  page_fault+0x1e/0x30
[  635.206054] RIP: 0033:0x40f9c0
[  635.209268] Code: Bad RIP value.
[  635.212633] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  635.218006] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  635.225283] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  635.232565] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  635.239868] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  635.247170] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  635.254480] warn_alloc_show_mem: 1 callbacks suppressed
[  635.254492] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  635.254494] Mem-Info:
[  635.254525] active_anon:55033 inactive_anon:131 isolated_anon:0
[  635.254525]  active_file:10 inactive_file:13 isolated_file:2
[  635.254525]  unevictable:0 dirty:0 writeback:0 unstable:0
[  635.254525]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  635.254525]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  635.254525]  free:13778 free_pcp:355 free_cma:0
[  635.259886] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  635.266825] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  635.269253] Call Trace:
[  635.302246] Node 0 
[  635.311871]  <IRQ>
[  635.339579] 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
[  635.342161]  dump_stack+0x244/0x39d
[  635.344383] lowmem_reserve[]:
[  635.346554]  ? dump_stack_print_info.cold.1+0x20/0x20
[  635.372035]  0 2818
[  635.375704]  warn_alloc.cold.117+0xb7/0x1bd
[  635.378793]  6321
[  635.383999]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  635.386212]  6321
[  635.390546]  ? lock_downgrade+0x900/0x900
[  635.397436]  ? trace_hardirqs_off+0xb8/0x310
[  635.399480] Node 0 
[  635.403642]  ? trace_hardirqs_off+0xb8/0x310
[  635.408054] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  635.410277]  __alloc_pages_slowpath+0x2660/0x2d70
[  635.414659] lowmem_reserve[]:
[  635.441435]  ? warn_alloc+0x120/0x120
[  635.446246]  0
[  635.449365]  ? warn_alloc+0x120/0x120
[  635.453142]  0
[  635.454965]  ? print_usage_bug+0xc0/0xc0
[  635.458748]  3503
[  635.460554]  ? warn_alloc+0x120/0x120
[  635.464588]  3503
[  635.466662]  ? print_usage_bug+0xc0/0xc0
[  635.466683]  ? __lock_acquire+0x62f/0x4c20
[  635.470470] Node 0 
[  635.472545]  ? __lock_acquire+0x62f/0x4c20
[  635.476612] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  635.480835]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  635.483047] lowmem_reserve[]: 0
[  635.487304]  ? should_fail+0x22d/0xd01
[  635.515681]  0
[  635.521234]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  635.524493]  0 0
[  635.528410]  ? __lock_acquire+0x62f/0x4c20
[  635.535304]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  635.537270] Node 0 
[  635.541544]  ? __lock_acquire+0x62f/0x4c20
[  635.546623] DMA: 1*4kB 
[  635.548875]  ? should_fail+0x22d/0xd01
[  635.553091] (U) 
[  635.555705]  ? mark_held_locks+0x130/0x130
[  635.559561] 0*8kB 0*16kB 
[  635.561580]  ? mark_held_locks+0x130/0x130
[  635.565782] 1*32kB (U) 
[  635.568596]  ? zap_class+0x640/0x640
[  635.572789] 2*64kB 
[  635.575378]  ? print_usage_bug+0xc0/0xc0
[  635.579073] (U) 
[  635.581323]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  635.585356] 1*128kB 
[  635.587343]  ? check_preemption_disabled+0x48/0x280
[  635.592846] (U) 1*256kB 
[  635.595189]  ? __lock_is_held+0xb5/0x140
[  635.600406] (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  635.600432] Node 0 DMA32: 5*4kB (MH) 1*8kB (U) 3*16kB (MH) 2*32kB (MH) 4*64kB (MH) 4*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25228kB
[  635.600497] Node 0 Normal: 1142*4kB (MEH) 440*8kB (UMEH) 198*16kB (UME) 53*32kB (UMEH) 6*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 
[  635.603256]  __alloc_pages_nodemask+0xa80/0xde0
[  635.607288] 0*1024kB 0*2048kB 
[  635.614138]  ? zap_class+0x640/0x640
[  635.629483] 0*4096kB 
[  635.641479]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  635.646135] = 13976kB
[  635.649341]  ? find_held_lock+0x36/0x1c0
[  635.653031] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  635.655466]  ? ____cache_alloc_node+0x1c7/0x1e0
[  635.660452] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  635.660462] 4258 total pagecache pages
[  635.662878]  ? lock_downgrade+0x900/0x900
[  635.666924] 0 pages in swap cache
[  635.675765]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  635.680420] Swap cache stats: add 0, delete 0, find 0/0
[  635.689003]  cache_grow_begin+0xa5/0x8c0
[  635.692879] Free swap  = 0kB
[  635.697029]  ? do_raw_spin_unlock+0xa7/0x330
[  635.700454] Total swap = 0kB
[  635.700463] 1965979 pages RAM
[  635.706030]  fallback_alloc+0x204/0x2e0
[  635.711374] 0 pages HighMem/MovableOnly
[  635.716164]  ____cache_alloc_node+0x1c7/0x1e0
[  635.719156] 342867 pages reserved
[  635.723581]  kmem_cache_alloc_node+0xe3/0x730
[  635.726563] 0 pages cma reserved
[  635.726633] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  635.729677]  ? ipv6_get_ifaddr+0x42e/0x620
[  635.733691] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  635.737609]  __alloc_skb+0x119/0x770
[  635.742084] syz-fuzzer cpuset=
[  635.745550]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  635.750019] /
[  635.753392]  ? netdev_alloc_frag+0x1f0/0x1f0
[  635.759869]  mems_allowed=0
[  635.764102]  ? lock_downgrade+0x900/0x900
[  635.799683]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  635.805235]  ? refcount_sub_and_test_checked+0x203/0x310
[  635.810711]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  635.816178]  ? addrconf_rs_timer+0x690/0x690
[  635.820620]  ndisc_alloc_skb+0x144/0x340
[  635.824709]  ndisc_send_rs+0x331/0x6e0
[  635.828627]  addrconf_rs_timer+0x314/0x690
[  635.832888]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  635.837154]  call_timer_fn+0x272/0x920
[  635.841056]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  635.845306]  ? process_timeout+0x40/0x40
[  635.849387]  ? __run_timers+0x7da/0xc70
[  635.853370]  ? _raw_spin_unlock_irq+0x27/0x80
[  635.857870]  ? _raw_spin_unlock_irq+0x27/0x80
[  635.862371]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  635.866612]  ? lockdep_hardirqs_on+0x296/0x5b0
[  635.871202]  ? trace_hardirqs_on+0xbd/0x310
[  635.875538]  ? kasan_check_read+0x11/0x20
[  635.879700]  ? __run_timers+0x7da/0xc70
[  635.883679]  ? trace_hardirqs_off_caller+0x310/0x310
[  635.888805]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  635.893047]  __run_timers+0x7e5/0xc70
[  635.896867]  ? timer_fixup_init+0x70/0x70
[  635.901023]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  635.906044]  ? zap_class+0x640/0x640
[  635.909764]  ? enqueue_hrtimer+0x1a5/0x560
[  635.914006]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  635.919210]  ? find_held_lock+0x36/0x1c0
[  635.923278]  ? zap_class+0x640/0x640
[  635.926999]  ? pvclock_read_flags+0x160/0x160
[  635.931506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  635.937055]  ? check_preemption_disabled+0x48/0x280
[  635.942112]  ? __lock_is_held+0xb5/0x140
[  635.946194]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  635.951737]  ? check_preemption_disabled+0x48/0x280
[  635.956770]  run_timer_softirq+0x52/0xb0
[  635.960835]  ? rcu_read_lock_sched_held+0x14f/0x180
[  635.965859]  __do_softirq+0x308/0xb7e
[  635.969671]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  635.974167]  ? lock_downgrade+0x900/0x900
[  635.978321]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  635.983434]  ? pvclock_read_flags+0x160/0x160
[  635.987935]  ? lapic_next_event+0x5a/0x90
[  635.992090]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  635.997640]  ? kvm_clock_read+0x18/0x30
[  636.001620]  ? kvm_sched_clock_read+0x9/0x20
[  636.006037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  636.011583]  ? check_preemption_disabled+0x48/0x280
[  636.016619]  irq_exit+0x17f/0x1c0
[  636.020078]  smp_apic_timer_interrupt+0x1cb/0x760
[  636.024926]  ? smp_reschedule_interrupt+0x109/0x650
[  636.029948]  ? smp_call_function_single_interrupt+0x650/0x650
[  636.035834]  ? interrupt_entry+0xb5/0xc0
[  636.039903]  ? trace_hardirqs_off_caller+0xbb/0x310
[  636.044919]  ? trace_hardirqs_off_caller+0xbb/0x310
[  636.049938]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  636.054781]  ? trace_hardirqs_on_caller+0x310/0x310
[  636.059800]  ? trace_hardirqs_on_caller+0x310/0x310
[  636.064820]  ? task_prio+0x50/0x50
[  636.068365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  636.073904]  ? check_preemption_disabled+0x48/0x280
[  636.078929]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  636.083786]  apic_timer_interrupt+0xf/0x20
[  636.088017]  </IRQ>
[  636.090259] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  636.096152] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  636.115054] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  636.122771] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  636.130038] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  636.137308] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  636.144577] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  636.151846] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  636.159156]  ? save_stack+0xa9/0xd0
[  636.162796]  __kmalloc_node_track_caller+0x33/0x70
[  636.167731]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  636.172501]  pskb_expand_head+0x230/0x10f0
[  636.176754]  ? memcpy+0x45/0x50
[  636.180040]  ? __copy_skb_header+0x350/0x6b0
[  636.184451]  ? skb_release_data+0x880/0x880
[  636.188777]  ? __alloc_skb+0x770/0x770
[  636.192678]  ? __lock_is_held+0xb5/0x140
[  636.196755]  ? kasan_check_write+0x14/0x20
[  636.200995]  ? __skb_clone+0x6c7/0xa00
[  636.204892]  ? __copy_skb_header+0x6b0/0x6b0
[  636.209306]  ? kmem_cache_alloc+0x33a/0x730
[  636.213651]  skb_ensure_writable+0x3dd/0x640
[  636.218071]  ? skb_checksum_setup+0xaa0/0xaa0
[  636.222576]  ? check_preemption_disabled+0x48/0x280
[  636.227609]  ? __this_cpu_preempt_check+0x1c/0x20
[  636.232458]  ? __bpf_redirect+0x54b/0xb20
[  636.236616]  ? __switch_to_asm+0x34/0x70
[  636.240697]  bpf_clone_redirect+0x14a/0x490
[  636.245033]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  636.250062]  ? __sched_text_start+0x8/0x8
[  636.254233]  ? retint_kernel+0x2d/0x2d
[  636.258139]  ? find_held_lock+0x36/0x1c0
[  636.262225]  ? lock_acquire+0x1ed/0x520
[  636.266216]  ? bpf_test_run+0x3cb/0x780
[  636.270209]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  636.275765]  ? check_preemption_disabled+0x48/0x280
[  636.280801]  ? kasan_check_read+0x11/0x20
[  636.284981]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  636.290275]  ? rcu_softirq_qs+0x20/0x20
[  636.294263]  ? preempt_schedule+0x4d/0x60
[  636.298422]  ? ___preempt_schedule+0x16/0x18
[  636.302846]  ? bpf_test_run+0x25d/0x780
[  636.306838]  ? netlink_diag_dump+0x2a0/0x2a0
[  636.311257]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  636.316811]  ? bpf_test_init.isra.10+0x70/0x100
[  636.321498]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  636.326285]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  636.331140]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  636.336701]  ? fput+0x130/0x1a0
[  636.339994]  ? __bpf_prog_get+0x9b/0x290
[  636.344070]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  636.348929]  ? bpf_prog_test_run+0x130/0x1a0
[  636.353358]  ? __x64_sys_bpf+0x3d8/0x520
[  636.357434]  ? bpf_prog_get+0x20/0x20
[  636.361267]  ? do_syscall_64+0x1b9/0x820
[  636.365348]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  636.370735]  ? syscall_return_slowpath+0x5e0/0x5e0
[  636.375686]  ? trace_hardirqs_on_caller+0x310/0x310
[  636.380714]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  636.385749]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  636.392441]  ? __switch_to_asm+0x40/0x70
[  636.396510]  ? __switch_to_asm+0x34/0x70
[  636.400629]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  636.405487]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  636.411224] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  636.411292] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  636.417904] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  636.417910] Call Trace:
[  636.417916]  <IRQ>
[  636.417937]  dump_stack+0x244/0x39d
[  636.417959]  ? dump_stack_print_info.cold.1+0x20/0x20
[  636.424514] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  636.433817]  warn_alloc.cold.117+0xb7/0x1bd
[  636.436370] syz-executor4 cpuset=
[  636.438524]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  636.442138] syz4
[  636.447347]  ? lock_downgrade+0x900/0x900
[  636.457822]  mems_allowed=0
[  636.462154]  ? trace_hardirqs_off+0xb8/0x310
[  636.484000]  ? trace_hardirqs_off+0xb8/0x310
[  636.488435]  __alloc_pages_slowpath+0x2660/0x2d70
[  636.493323]  ? warn_alloc+0x120/0x120
[  636.497142]  ? warn_alloc+0x120/0x120
[  636.500954]  ? print_usage_bug+0xc0/0xc0
[  636.505028]  ? warn_alloc+0x120/0x120
[  636.508848]  ? print_usage_bug+0xc0/0xc0
[  636.512934]  ? __lock_acquire+0x62f/0x4c20
[  636.517197]  ? __lock_acquire+0x62f/0x4c20
[  636.521475]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  636.527036]  ? should_fail+0x22d/0xd01
[  636.530944]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  636.536068]  ? __lock_acquire+0x62f/0x4c20
[  636.540318]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  636.545427]  ? __lock_acquire+0x62f/0x4c20
[  636.549668]  ? should_fail+0x22d/0xd01
[  636.553567]  ? find_held_lock+0x36/0x1c0
[  636.557649]  ? mark_held_locks+0x130/0x130
[  636.561908]  ? mark_held_locks+0x130/0x130
[  636.566144]  ? zap_class+0x640/0x640
[  636.569861]  ? zap_class+0x640/0x640
[  636.573581]  ? print_usage_bug+0xc0/0xc0
[  636.577643]  ? do_raw_spin_unlock+0xa7/0x330
[  636.582064]  ? zap_class+0x640/0x640
[  636.585781]  ? print_usage_bug+0xc0/0xc0
[  636.589845]  ? wq_watchdog_touch+0x9c/0xfe
[  636.594098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  636.599644]  ? check_preemption_disabled+0x48/0x280
[  636.604678]  ? __lock_is_held+0xb5/0x140
[  636.608753]  __alloc_pages_nodemask+0xa80/0xde0
[  636.613513]  ? zap_class+0x640/0x640
[  636.617244]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  636.622283]  ? find_held_lock+0x36/0x1c0
[  636.626362]  ? ____cache_alloc_node+0x1c7/0x1e0
[  636.631034]  ? lock_downgrade+0x900/0x900
[  636.635205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  636.640754]  cache_grow_begin+0xa5/0x8c0
[  636.644818]  ? do_raw_spin_unlock+0xa7/0x330
[  636.649238]  fallback_alloc+0x204/0x2e0
[  636.653230]  ____cache_alloc_node+0x1c7/0x1e0
[  636.657740]  kmem_cache_alloc_node+0xe3/0x730
[  636.662244]  ? ipv6_get_ifaddr+0x42e/0x620
[  636.666492]  __alloc_skb+0x119/0x770
[  636.670214]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  636.675505]  ? netdev_alloc_frag+0x1f0/0x1f0
[  636.679924]  ? lock_downgrade+0x900/0x900
[  636.684092]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  636.689635]  ? refcount_sub_and_test_checked+0x203/0x310
[  636.695110]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  636.700576]  ? addrconf_rs_timer+0x690/0x690
[  636.705002]  ndisc_alloc_skb+0x144/0x340
[  636.709548]  ndisc_send_rs+0x331/0x6e0
[  636.713453]  addrconf_rs_timer+0x314/0x690
[  636.717864]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  636.722122]  call_timer_fn+0x272/0x920
[  636.726020]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  636.730264]  ? process_timeout+0x40/0x40
[  636.734342]  ? mark_held_locks+0xc7/0x130
[  636.738501]  ? _raw_spin_unlock_irq+0x27/0x80
[  636.743009]  ? _raw_spin_unlock_irq+0x27/0x80
[  636.747514]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  636.751765]  ? lockdep_hardirqs_on+0x296/0x5b0
[  636.756354]  ? trace_hardirqs_on+0xbd/0x310
[  636.760682]  ? kasan_check_read+0x11/0x20
[  636.764835]  ? __run_timers+0x7da/0xc70
[  636.768817]  ? trace_hardirqs_off_caller+0x310/0x310
[  636.773936]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  636.778191]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  636.782433]  __run_timers+0x7e5/0xc70
[  636.786256]  ? timer_fixup_init+0x70/0x70
[  636.790410]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  636.795438]  ? zap_class+0x640/0x640
[  636.799162]  ? print_usage_bug+0xc0/0xc0
[  636.803231]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  636.808439]  ? find_held_lock+0x36/0x1c0
[  636.812778]  ? zap_class+0x640/0x640
[  636.816518]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  636.822083]  ? check_preemption_disabled+0x48/0x280
[  636.827119]  ? __lock_is_held+0xb5/0x140
[  636.831188]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  636.836736]  ? check_preemption_disabled+0x48/0x280
[  636.841778]  run_timer_softirq+0x52/0xb0
[  636.845848]  ? rcu_read_lock_sched_held+0x14f/0x180
[  636.850878]  __do_softirq+0x308/0xb7e
[  636.854688]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  636.859193]  ? lock_downgrade+0x900/0x900
[  636.863349]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  636.868467]  ? pvclock_read_flags+0x160/0x160
[  636.872976]  ? lapic_next_event+0x5a/0x90
[  636.877153]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  636.882706]  ? kvm_clock_read+0x18/0x30
[  636.886696]  ? kvm_sched_clock_read+0x9/0x20
[  636.891122]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  636.896669]  ? check_preemption_disabled+0x48/0x280
[  636.901709]  irq_exit+0x17f/0x1c0
[  636.905169]  smp_apic_timer_interrupt+0x1cb/0x760
[  636.910019]  ? smp_reschedule_interrupt+0x109/0x650
[  636.915062]  ? smp_call_function_single_interrupt+0x650/0x650
[  636.920968]  ? interrupt_entry+0xb5/0xc0
[  636.925035]  ? trace_hardirqs_off_caller+0xbb/0x310
[  636.930068]  ? trace_hardirqs_off_caller+0xbb/0x310
[  636.935096]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  636.939958]  ? trace_hardirqs_on_caller+0x310/0x310
[  636.944980]  ? trace_hardirqs_on_caller+0x310/0x310
[  636.950010]  ? task_prio+0x50/0x50
[  636.953561]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  636.959120]  ? check_preemption_disabled+0x48/0x280
[  636.964154]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  636.969017]  apic_timer_interrupt+0xf/0x20
[  636.973252]  </IRQ>
[  636.975499] RIP: 0010:console_unlock+0xffa/0x1160
[  636.980358] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  636.999284] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  637.007016] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  637.014640] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  637.021918] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  637.029198] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  637.036572] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  637.043886]  ? netconsole_netdev_event+0x280/0x280
[  637.048859]  ? console_unlock+0xff1/0x1160
[  637.053127]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  637.057802]  ? vprintk_emit+0x7f7/0x930
[  637.061794]  ? lock_release+0xa00/0xa00
[  637.065783]  ? trace_hardirqs_off_caller+0x300/0x310
[  637.070912]  ? vprintk_default+0x28/0x30
[  637.074979]  ? trace_hardirqs_off_caller+0x310/0x310
[  637.080097]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  637.085655]  vprintk_emit+0x33d/0x930
[  637.089470]  ? wake_up_klogd+0x180/0x180
[  637.093557]  ? find_held_lock+0x31/0x1c0
[  637.097637]  ? mark_held_locks+0xc7/0x130
[  637.101793]  ? _raw_spin_unlock_irq+0x27/0x80
[  637.106298]  ? _raw_spin_unlock_irq+0x27/0x80
[  637.110811]  vprintk_default+0x28/0x30
[  637.114710]  vprintk_func+0x7e/0x181
[  637.118433]  printk+0xa7/0xcf
[  637.121551]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  637.126317]  ? _raw_spin_unlock_irq+0x60/0x80
[  637.130829]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  637.136123]  dump_header+0x7cc/0xf72
[  637.139854]  ? pagefault_out_of_memory+0x197/0x197
[  637.144799]  ? zap_class+0x640/0x640
[  637.148521]  ? percpu_ref_get_many+0x240/0x240
[  637.153121]  ? print_usage_bug+0xc0/0xc0
[  637.157191]  ? print_usage_bug+0xc0/0xc0
[  637.161266]  ? zap_class+0x640/0x640
[  637.164986]  ? print_usage_bug+0xc0/0xc0
[  637.169072]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  637.174636]  ? find_held_lock+0x36/0x1c0
[  637.178726]  ? mark_held_locks+0xc7/0x130
[  637.182891]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  637.188012]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  637.193136]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  637.197735]  ? trace_hardirqs_on+0xbd/0x310
[  637.202070]  ? kasan_check_read+0x11/0x20
[  637.206226]  ? ___ratelimit+0x3b4/0x672
[  637.210211]  ? trace_hardirqs_off_caller+0x310/0x310
[  637.215323]  ? trace_hardirqs_on+0x310/0x310
[  637.219741]  ? lock_downgrade+0x900/0x900
[  637.223901]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  637.229008]  ? ___ratelimit+0x3b9/0x672
[  637.232987]  ? idr_get_free+0xec0/0xec0
[  637.236964]  ? find_held_lock+0x36/0x1c0
[  637.241040]  oom_kill_process.cold.27+0x10/0x903
[  637.245808]  ? zap_class+0x640/0x640
[  637.249545]  ? check_preemption_disabled+0x48/0x280
[  637.254590]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  637.259536]  ? kasan_check_read+0x11/0x20
[  637.263706]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  637.268997]  ? oom_evaluate_task+0x540/0x540
[  637.273426]  ? find_held_lock+0x36/0x1c0
[  637.277503]  ? out_of_memory+0x974/0x1430
[  637.281674]  ? lock_downgrade+0x900/0x900
[  637.285824]  ? check_preemption_disabled+0x48/0x280
[  637.290849]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  637.295787]  ? kasan_check_read+0x11/0x20
[  637.299943]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  637.305237]  ? rcu_softirq_qs+0x20/0x20
[  637.309226]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  637.314774]  ? oom_evaluate_task+0x302/0x540
[  637.319199]  out_of_memory+0xa84/0x1430
[  637.323192]  ? oom_killer_disable+0x3a0/0x3a0
[  637.327698]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  637.332644]  ? __mutex_add_waiter+0x2a0/0x2a0
[  637.337161]  __alloc_pages_slowpath+0x22d4/0x2d70
[  637.342043]  ? warn_alloc+0x120/0x120
[  637.345857]  ? rcu_softirq_qs+0x20/0x20
[  637.349863]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  637.355402]  ? should_fail+0x22d/0xd01
[  637.359301]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  637.364412]  ? zap_class+0x640/0x640
[  637.368153]  ? __lock_is_held+0xb5/0x140
[  637.372233]  ? mark_held_locks+0x130/0x130
[  637.376473]  ? lock_release+0xa00/0xa00
[  637.380449]  ? perf_trace_sched_process_exec+0x860/0x860
[  637.385919]  ? __might_sleep+0x95/0x190
[  637.389909]  __alloc_pages_nodemask+0xa80/0xde0
[  637.394610]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  637.399636]  ? __page_cache_alloc+0x191/0x5c0
[  637.404138]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  637.409079]  ? kasan_check_read+0x11/0x20
[  637.413241]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  637.418526]  ? zap_class+0x640/0x640
[  637.422269]  ? zap_class+0x640/0x640
[  637.425986]  ? zap_class+0x640/0x640
[  637.429710]  ? __do_page_cache_readahead+0x7ce/0x980
[  637.434827]  ? find_held_lock+0x36/0x1c0
[  637.438898]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  637.444499]  alloc_pages_current+0x173/0x350
[  637.448965]  __page_cache_alloc+0x38c/0x5c0
[  637.453319]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  637.458273]  ? kasan_check_read+0x11/0x20
[  637.462444]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  637.467740]  ? generic_perform_write+0x6a0/0x6a0
[  637.472511]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  637.478087]  ? check_preemption_disabled+0x48/0x280
[  637.483178]  filemap_fault+0x1594/0x25f0
[  637.487281]  ? __lock_page_or_retry+0xa00/0xa00
[  637.491977]  ? mark_held_locks+0x130/0x130
[  637.496255]  ? rcu_softirq_qs+0x20/0x20
[  637.500263]  ? filemap_map_pages+0xe04/0x1990
[  637.504800]  ? __free_object+0x173/0x340
[  637.508892]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  637.513850]  ? trace_hardirqs_off_caller+0x310/0x310
[  637.519018]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  637.523736]  ? debug_object_free+0x32d/0x690
[  637.528165]  ? kasan_check_read+0x11/0x20
[  637.532334]  ? debug_object_destroy+0x2b0/0x2b0
[  637.537028]  ? lock_pi_update_atomic+0x150/0x150
[  637.541815]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  637.547369]  ? __hrtimer_init+0xdb/0x240
[  637.551455]  ? lock_acquire+0x1ed/0x520
[  637.555435]  ? ext4_filemap_fault+0x7a/0xad
[  637.559785]  ? lock_release+0xa00/0xa00
[  637.563776]  ? perf_trace_sched_process_exec+0x860/0x860
[  637.569255]  ? print_usage_bug+0xc0/0xc0
[  637.573332]  ? print_usage_bug+0xc0/0xc0
[  637.577417]  ? down_read+0x8d/0x120
[  637.581063]  ? ext4_filemap_fault+0x7a/0xad
[  637.585398]  ? __down_interruptible+0x700/0x700
[  637.590097]  ext4_filemap_fault+0x82/0xad
[  637.594258]  __do_fault+0x100/0x6b0
[  637.597899]  ? pmd_devmap_trans_unstable+0x220/0x220
[  637.603334]  ? mark_held_locks+0x130/0x130
[  637.607591]  ? mark_held_locks+0x130/0x130
[  637.611839]  ? debug_smp_processor_id+0x1c/0x20
[  637.616524]  ? perf_trace_lock+0x14d/0x7a0
[  637.620810]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  637.626367]  __handle_mm_fault+0x307c/0x5920
[  637.630783]  ? perf_trace_lock+0x7a0/0x7a0
[  637.635029]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  637.639885]  ? lock_is_held_type+0x210/0x210
[  637.644306]  ? ksys_dup3+0x680/0x680
[  637.648025]  ? __switch_to_asm+0x34/0x70
[  637.652111]  ? zap_class+0x640/0x640
[  637.655828]  ? zap_class+0x640/0x640
[  637.659560]  ? __x64_sys_futex+0x53e/0x6a0
[  637.663813]  ? find_held_lock+0x36/0x1c0
[  637.667907]  ? handle_mm_fault+0x42a/0xc70
[  637.672148]  ? lock_downgrade+0x900/0x900
[  637.676296]  ? check_preemption_disabled+0x48/0x280
[  637.681327]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  637.686259]  ? kasan_check_read+0x11/0x20
[  637.690418]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  637.695701]  ? rcu_softirq_qs+0x20/0x20
[  637.699678]  ? trace_hardirqs_off_caller+0x310/0x310
[  637.704787]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  637.710820]  ? check_preemption_disabled+0x48/0x280
[  637.715854]  handle_mm_fault+0x54f/0xc70
[  637.719925]  ? __handle_mm_fault+0x5920/0x5920
[  637.724515]  ? find_vma+0x34/0x190
[  637.728081]  __do_page_fault+0x5e8/0xe60
[  637.732150]  ? trace_hardirqs_off+0xb8/0x310
[  637.736577]  do_page_fault+0xf2/0x7e0
[  637.740395]  ? vmalloc_sync_all+0x30/0x30
[  637.744558]  ? error_entry+0x70/0xd0
[  637.748284]  ? trace_hardirqs_off_caller+0xbb/0x310
[  637.753304]  ? trace_hardirqs_on_caller+0xc0/0x310
[  637.758241]  ? syscall_return_slowpath+0x5e0/0x5e0
[  637.763173]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  637.768021]  ? trace_hardirqs_on_caller+0x310/0x310
[  637.773061]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  637.778523]  ? prepare_exit_to_usermode+0x291/0x3b0
[  637.783570]  ? page_fault+0x8/0x30
[  637.787124]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  637.791975]  ? page_fault+0x8/0x30
[  637.795519]  page_fault+0x1e/0x30
[  637.798986] RIP: 0033:0x40f9c0
[  637.802192] Code: Bad RIP value.
[  637.805562] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  637.810928] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  637.818204] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  637.825475] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  637.832750] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  637.840023] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  637.847325] warn_alloc_show_mem: 1 callbacks suppressed
[  637.847338] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  637.847340] Mem-Info:
[  637.847371] active_anon:55033 inactive_anon:131 isolated_anon:0
[  637.847371]  active_file:10 inactive_file:13 isolated_file:2
[  637.847371]  unevictable:0 dirty:0 writeback:0 unstable:0
[  637.847371]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  637.847371]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  637.847371]  free:13778 free_pcp:355 free_cma:0
[  637.852721] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  637.859657] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  637.862064] Call Trace:
[  637.895035] Node 0 
[  637.904395]  <IRQ>
[  637.932178] 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
[  637.934745]  dump_stack+0x244/0x39d
[  637.936948] lowmem_reserve[]: 0
[  637.939109]  ? dump_stack_print_info.cold.1+0x20/0x20
[  637.964608]  2818 6321
[  637.968276]  warn_alloc.cold.117+0xb7/0x1bd
[  637.971516]  6321
[  637.976738]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  637.979215] Node 0 
[  637.983548]  ? lock_downgrade+0x900/0x900
[  637.985624] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  637.990445]  ? trace_hardirqs_off+0xb8/0x310
[  637.992650] lowmem_reserve[]: 0
[  637.996809]  ? trace_hardirqs_off+0xb8/0x310
[  638.023510]  0 3503
[  638.027965]  __alloc_pages_slowpath+0x2660/0x2d70
[  638.031224]  3503
[  638.035660]  ? warn_alloc+0x120/0x120
[  638.042704]  ? warn_alloc+0x120/0x120
[  638.044745] Node 0 
[  638.048554]  ? print_usage_bug+0xc0/0xc0
[  638.052357] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  638.054574]  ? warn_alloc+0x120/0x120
[  638.058602] lowmem_reserve[]: 0
[  638.087012]  ? print_usage_bug+0xc0/0xc0
[  638.090868]  0
[  638.094152]  ? __lock_acquire+0x62f/0x4c20
[  638.098188]  0
[  638.099990]  ? __lock_acquire+0x62f/0x4c20
[  638.104202]  0
[  638.106009]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  638.112015]  ? should_fail+0x22d/0xd01
[  638.117542] Node 0 DMA: 
[  638.121441]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  638.121459]  ? __lock_acquire+0x62f/0x4c20
[  638.124114] 1*4kB 
[  638.129215]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  638.133432] (U) 
[  638.135584]  ? __lock_acquire+0x62f/0x4c20
[  638.140666] 0*8kB 
[  638.142642]  ? should_fail+0x22d/0xd01
[  638.146861] 0*16kB 
[  638.149011]  ? find_held_lock+0x36/0x1c0
[  638.152881] 1*32kB 
[  638.155123]  ? mark_held_locks+0x130/0x130
[  638.159159] (U) 
[  638.161404]  ? mark_held_locks+0x130/0x130
[  638.165610] 2*64kB (U) 
[  638.167604]  ? try_to_wake_up+0x10a/0x12e0
[  638.171809] 1*128kB (U) 
[  638.174406]  ? zap_class+0x640/0x640
[  638.178640] 1*256kB 
[  638.181318]  ? print_usage_bug+0xc0/0xc0
[  638.185005] (U) 
[  638.187329]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  638.191359] 0*512kB 1*1024kB 
[  638.193352]  ? check_preemption_disabled+0x48/0x280
[  638.198869] (U) 
[  638.201987]  ? __lock_is_held+0xb5/0x140
[  638.206981] 1*2048kB 
[  638.208968]  __alloc_pages_nodemask+0xa80/0xde0
[  638.213006] (M) 
[  638.215418]  ? zap_class+0x640/0x640
[  638.220073] 3*4096kB 
[  638.222059]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  638.225766] (M) 
[  638.228193]  ? find_held_lock+0x36/0x1c0
[  638.233180] = 15908kB
[  638.233190] Node 0 
[  638.235192]  ? ____cache_alloc_node+0x1c7/0x1e0
[  638.239226] DMA32: 
[  638.241646]  ? lock_downgrade+0x900/0x900
[  638.243862] 5*4kB 
[  638.248562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  638.250772] (MH) 
[  638.254933]  cache_grow_begin+0xa5/0x8c0
[  638.257064] 1*8kB 
[  638.262601]  ? do_raw_spin_unlock+0xa7/0x330
[  638.264641] (U) 3*16kB 
[  638.268720]  fallback_alloc+0x204/0x2e0
[  638.270845] (MH) 
[  638.275263]  ____cache_alloc_node+0x1c7/0x1e0
[  638.277822] 2*32kB 
[  638.281813]  kmem_cache_alloc_node+0xe3/0x730
[  638.283858] (MH) 
[  638.288350]  ? ipv6_get_ifaddr+0x42e/0x620
[  638.290560] 4*64kB (MH) 
[  638.295070]  __alloc_skb+0x119/0x770
[  638.297119] 4*128kB 
[  638.301357]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  638.303998] (M) 3*256kB 
[  638.307727]  ? netdev_alloc_frag+0x1f0/0x1f0
[  638.310027] (M) 
[  638.315311]  ? lock_downgrade+0x900/0x900
[  638.317967] 4*512kB 
[  638.322384]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  638.324336] (UM) 
[  638.328491]  ? refcount_sub_and_test_checked+0x203/0x310
[  638.330797] 3*1024kB 
[  638.336364]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  638.338421] (UM) 
[  638.343875]  ? addrconf_rs_timer+0x690/0x690
[  638.346267] 3*2048kB 
[  638.351723]  ndisc_alloc_skb+0x144/0x340
[  638.353760] (UM) 
[  638.358177]  ndisc_send_rs+0x331/0x6e0
[  638.360563] 3*4096kB (M) 
[  638.364642]  addrconf_rs_timer+0x314/0x690
[  638.366682] = 25228kB
[  638.370582]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  638.373319] Node 0 
[  638.377574]  call_timer_fn+0x272/0x920
[  638.379947] Normal: 
[  638.384178]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  638.386398] 1142*4kB 
[  638.390286]  ? process_timeout+0x40/0x40
[  638.392585] (MEH) 
[  638.396827]  ? __run_timers+0x7da/0xc70
[  638.399220] 440*8kB 
[  638.403277]  ? _raw_spin_unlock_irq+0x27/0x80
[  638.405406] (UMEH) 
[  638.409376]  ? _raw_spin_unlock_irq+0x27/0x80
[  638.411679] 198*16kB 
[  638.416178]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  638.418395] (UME) 
[  638.422891]  ? lockdep_hardirqs_on+0x296/0x5b0
[  638.425281] 53*32kB 
[  638.429514]  ? trace_hardirqs_on+0xbd/0x310
[  638.431659] (UMEH) 
[  638.436240]  ? kasan_check_read+0x11/0x20
[  638.438551] 6*64kB 
[  638.442874]  ? __run_timers+0x7da/0xc70
[  638.445090] (UM) 
[  638.449242]  ? trace_hardirqs_off_caller+0x310/0x310
[  638.451458] 1*128kB 
[  638.455463]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  638.457503] (H) 
[  638.462628]  __run_timers+0x7e5/0xc70
[  638.464930] 0*256kB 
[  638.469179]  ? timer_fixup_init+0x70/0x70
[  638.471123] 1*512kB 
[  638.474923]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  638.477226] (H) 
[  638.481376]  ? zap_class+0x640/0x640
[  638.483681] 0*1024kB 
[  638.488694]  ? enqueue_hrtimer+0x1a5/0x560
[  638.490654] 0*2048kB 
[  638.494366]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  638.496757] 0*4096kB 
[  638.500996]  ? find_held_lock+0x36/0x1c0
[  638.503386] = 13976kB
[  638.508584]  ? zap_class+0x640/0x640
[  638.510983] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  638.515044]  ? pvclock_read_flags+0x160/0x160
[  638.517444] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  638.521154]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  638.529969] 4258 total pagecache pages
[  638.534470]  ? check_preemption_disabled+0x48/0x280
[  638.543031] 0 pages in swap cache
[  638.548584]  ? __lock_is_held+0xb5/0x140
[  638.552441] Swap cache stats: add 0, delete 0, find 0/0
[  638.557461]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  638.560890] Free swap  = 0kB
[  638.564954]  ? check_preemption_disabled+0x48/0x280
[  638.570290] Total swap = 0kB
[  638.575850]  run_timer_softirq+0x52/0xb0
[  638.578843] 1965979 pages RAM
[  638.583867]  ? rcu_read_lock_sched_held+0x14f/0x180
[  638.586869] 0 pages HighMem/MovableOnly
[  638.590934]  __do_softirq+0x308/0xb7e
[  638.594021] 342867 pages reserved
[  638.599042]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  638.602994] 0 pages cma reserved
[  638.606794]  ? lock_downgrade+0x900/0x900
[  638.610304] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  638.614732]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  638.618423] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  638.622241]  ? pvclock_read_flags+0x160/0x160
[  638.628730] syz-fuzzer cpuset=
[  638.633846]  ? lapic_next_event+0x5a/0x90
[  638.644086] /
[  638.648612]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  638.651792]  mems_allowed=0
[  638.655956]  ? kvm_clock_read+0x18/0x30
[  638.670108]  ? kvm_sched_clock_read+0x9/0x20
[  638.674543]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  638.680111]  ? check_preemption_disabled+0x48/0x280
[  638.685155]  irq_exit+0x17f/0x1c0
[  638.688628]  smp_apic_timer_interrupt+0x1cb/0x760
[  638.693481]  ? smp_reschedule_interrupt+0x109/0x650
[  638.698513]  ? smp_call_function_single_interrupt+0x650/0x650
[  638.704429]  ? interrupt_entry+0xb5/0xc0
[  638.708732]  ? trace_hardirqs_off_caller+0xbb/0x310
[  638.713757]  ? trace_hardirqs_off_caller+0xbb/0x310
[  638.719769]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  638.724630]  ? trace_hardirqs_on_caller+0x310/0x310
[  638.729661]  ? trace_hardirqs_on_caller+0x310/0x310
[  638.734696]  ? task_prio+0x50/0x50
[  638.738248]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  638.743805]  ? check_preemption_disabled+0x48/0x280
[  638.748846]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  638.753725]  apic_timer_interrupt+0xf/0x20
[  638.757964]  </IRQ>
[  638.760215] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  638.766116] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  638.785033] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  638.792759] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  638.800047] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  638.807341] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  638.814987] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  638.822271] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  638.829608]  ? save_stack+0xa9/0xd0
[  638.833266]  __kmalloc_node_track_caller+0x33/0x70
[  638.838211]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  638.842987]  pskb_expand_head+0x230/0x10f0
[  638.847248]  ? memcpy+0x45/0x50
[  638.850551]  ? __copy_skb_header+0x350/0x6b0
[  638.854982]  ? skb_release_data+0x880/0x880
[  638.859316]  ? __alloc_skb+0x770/0x770
[  638.863222]  ? __lock_is_held+0xb5/0x140
[  638.867304]  ? kasan_check_write+0x14/0x20
[  638.871549]  ? __skb_clone+0x6c7/0xa00
[  638.875453]  ? __copy_skb_header+0x6b0/0x6b0
[  638.879865]  ? kmem_cache_alloc+0x33a/0x730
[  638.884207]  skb_ensure_writable+0x3dd/0x640
[  638.888634]  ? skb_checksum_setup+0xaa0/0xaa0
[  638.893140]  ? check_preemption_disabled+0x48/0x280
[  638.898179]  ? __this_cpu_preempt_check+0x1c/0x20
[  638.903035]  ? __bpf_redirect+0x54b/0xb20
[  638.907198]  ? __switch_to_asm+0x34/0x70
[  638.911284]  bpf_clone_redirect+0x14a/0x490
[  638.915632]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  638.920672]  ? __sched_text_start+0x8/0x8
[  638.924836]  ? retint_kernel+0x2d/0x2d
[  638.928749]  ? find_held_lock+0x36/0x1c0
[  638.932831]  ? lock_acquire+0x1ed/0x520
[  638.936817]  ? bpf_test_run+0x3cb/0x780
[  638.940803]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  638.946373]  ? check_preemption_disabled+0x48/0x280
[  638.951408]  ? kasan_check_read+0x11/0x20
[  638.955578]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  638.960864]  ? rcu_softirq_qs+0x20/0x20
[  638.964843]  ? preempt_schedule+0x4d/0x60
[  638.968995]  ? ___preempt_schedule+0x16/0x18
[  638.973416]  ? bpf_test_run+0x25d/0x780
[  638.977404]  ? netlink_diag_dump+0x2a0/0x2a0
[  638.981826]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  638.987367]  ? bpf_test_init.isra.10+0x70/0x100
[  638.992049]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  638.996831]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  639.001695]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  639.007253]  ? fput+0x130/0x1a0
[  639.010553]  ? __bpf_prog_get+0x9b/0x290
[  639.014645]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  639.019506]  ? bpf_prog_test_run+0x130/0x1a0
[  639.023948]  ? __x64_sys_bpf+0x3d8/0x520
[  639.028027]  ? bpf_prog_get+0x20/0x20
[  639.031866]  ? do_syscall_64+0x1b9/0x820
[  639.035945]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  639.041351]  ? syscall_return_slowpath+0x5e0/0x5e0
[  639.046306]  ? trace_hardirqs_on_caller+0x310/0x310
[  639.051346]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  639.056379]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  639.063070]  ? __switch_to_asm+0x40/0x70
[  639.067146]  ? __switch_to_asm+0x34/0x70
[  639.071229]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  639.076097]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  639.081498] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  639.081591] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  639.088193] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  639.088200] Call Trace:
[  639.088207]  <IRQ>
[  639.088231]  dump_stack+0x244/0x39d
[  639.088248]  ? dump_stack_print_info.cold.1+0x20/0x20
[  639.088275]  warn_alloc.cold.117+0xb7/0x1bd
[  639.094814] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  639.104126]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  639.106694] syz-executor4 cpuset=
[  639.108845]  ? lock_downgrade+0x900/0x900
[  639.112460] syz4
[  639.117661]  ? trace_hardirqs_off+0xb8/0x310
[  639.121960]  mems_allowed=0
[  639.154197]  ? trace_hardirqs_off+0xb8/0x310
[  639.158642]  __alloc_pages_slowpath+0x2660/0x2d70
[  639.163612]  ? warn_alloc+0x120/0x120
[  639.167444]  ? warn_alloc+0x120/0x120
[  639.171271]  ? print_usage_bug+0xc0/0xc0
[  639.175350]  ? warn_alloc+0x120/0x120
[  639.179162]  ? print_usage_bug+0xc0/0xc0
[  639.183246]  ? __lock_acquire+0x62f/0x4c20
[  639.187496]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  639.193052]  ? should_fail+0x22d/0xd01
[  639.196962]  ? __lock_acquire+0x62f/0x4c20
[  639.201210]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  639.206327]  ? __lock_acquire+0x62f/0x4c20
[  639.210579]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  639.215695]  ? __lock_acquire+0x62f/0x4c20
[  639.219943]  ? should_fail+0x22d/0xd01
[  639.223855]  ? mark_held_locks+0x130/0x130
[  639.228107]  ? mark_held_locks+0x130/0x130
[  639.232357]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  639.237481]  ? zap_class+0x640/0x640
[  639.241206]  ? print_usage_bug+0xc0/0xc0
[  639.245280]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  639.250833]  ? check_preemption_disabled+0x48/0x280
[  639.255884]  ? __lock_is_held+0xb5/0x140
[  639.259972]  __alloc_pages_nodemask+0xa80/0xde0
[  639.264658]  ? zap_class+0x640/0x640
[  639.268399]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  639.273445]  ? find_held_lock+0x36/0x1c0
[  639.277540]  ? ____cache_alloc_node+0x1c7/0x1e0
[  639.282235]  ? lock_downgrade+0x900/0x900
[  639.286409]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  639.291973]  cache_grow_begin+0xa5/0x8c0
[  639.296048]  ? do_raw_spin_unlock+0xa7/0x330
[  639.300485]  fallback_alloc+0x204/0x2e0
[  639.304486]  ____cache_alloc_node+0x1c7/0x1e0
[  639.309008]  kmem_cache_alloc_node+0xe3/0x730
[  639.313520]  ? ipv6_get_ifaddr+0x42e/0x620
[  639.317787]  __alloc_skb+0x119/0x770
[  639.321517]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  639.326826]  ? netdev_alloc_frag+0x1f0/0x1f0
[  639.331250]  ? lock_downgrade+0x900/0x900
[  639.335420]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  639.340968]  ? refcount_sub_and_test_checked+0x203/0x310
[  639.346438]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  639.351899]  ? addrconf_rs_timer+0x690/0x690
[  639.356325]  ndisc_alloc_skb+0x144/0x340
[  639.360423]  ndisc_send_rs+0x331/0x6e0
[  639.364322]  addrconf_rs_timer+0x314/0x690
[  639.368579]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  639.372841]  call_timer_fn+0x272/0x920
[  639.376732]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  639.380986]  ? process_timeout+0x40/0x40
[  639.385066]  ? mark_held_locks+0xc7/0x130
[  639.389221]  ? _raw_spin_unlock_irq+0x27/0x80
[  639.393720]  ? _raw_spin_unlock_irq+0x27/0x80
[  639.398216]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  639.402465]  ? lockdep_hardirqs_on+0x296/0x5b0
[  639.407068]  ? trace_hardirqs_on+0xbd/0x310
[  639.411396]  ? kasan_check_read+0x11/0x20
[  639.415564]  ? __run_timers+0x7da/0xc70
[  639.419559]  ? trace_hardirqs_off_caller+0x310/0x310
[  639.424685]  ? prandom_seed_full_state+0x3b0/0x3b0
[  639.429641]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  639.433898]  __run_timers+0x7e5/0xc70
[  639.437723]  ? timer_fixup_init+0x70/0x70
[  639.441882]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  639.446914]  ? zap_class+0x640/0x640
[  639.450641]  ? print_usage_bug+0xc0/0xc0
[  639.454720]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  639.459925]  ? find_held_lock+0x36/0x1c0
[  639.464001]  ? zap_class+0x640/0x640
[  639.467728]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  639.473271]  ? check_preemption_disabled+0x48/0x280
[  639.478303]  ? __lock_is_held+0xb5/0x140
[  639.482377]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  639.487932]  ? check_preemption_disabled+0x48/0x280
[  639.492968]  run_timer_softirq+0x52/0xb0
[  639.497049]  ? rcu_read_lock_sched_held+0x14f/0x180
[  639.502091]  __do_softirq+0x308/0xb7e
[  639.505905]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  639.510411]  ? lock_downgrade+0x900/0x900
[  639.514579]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  639.519711]  ? pvclock_read_flags+0x160/0x160
[  639.524222]  ? lapic_next_event+0x5a/0x90
[  639.528384]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  639.533956]  ? kvm_clock_read+0x18/0x30
[  639.537944]  ? kvm_sched_clock_read+0x9/0x20
[  639.542372]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  639.547928]  ? check_preemption_disabled+0x48/0x280
[  639.552967]  irq_exit+0x17f/0x1c0
[  639.556433]  smp_apic_timer_interrupt+0x1cb/0x760
[  639.561287]  ? smp_reschedule_interrupt+0x109/0x650
[  639.566327]  ? smp_call_function_single_interrupt+0x650/0x650
[  639.572231]  ? interrupt_entry+0xb5/0xc0
[  639.576308]  ? trace_hardirqs_off_caller+0xbb/0x310
[  639.581337]  ? trace_hardirqs_off_caller+0xbb/0x310
[  639.586367]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  639.591229]  ? trace_hardirqs_on_caller+0x310/0x310
[  639.596257]  ? trace_hardirqs_on_caller+0x310/0x310
[  639.601750]  ? task_prio+0x50/0x50
[  639.605299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  639.610856]  ? check_preemption_disabled+0x48/0x280
[  639.615894]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  639.620760]  apic_timer_interrupt+0xf/0x20
[  639.625003]  </IRQ>
[  639.627255] RIP: 0010:console_unlock+0xffa/0x1160
[  639.632102] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  639.651025] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  639.658783] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  639.666073] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  639.673361] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  639.680642] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  639.687915] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  639.695211]  ? netconsole_netdev_event+0x280/0x280
[  639.700175]  ? console_unlock+0xff1/0x1160
[  639.704456]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  639.709148]  ? vprintk_emit+0x7f7/0x930
[  639.713144]  ? lock_release+0xa00/0xa00
[  639.717128]  ? trace_hardirqs_off_caller+0x300/0x310
[  639.722232]  ? vprintk_default+0x28/0x30
[  639.726298]  ? trace_hardirqs_off_caller+0x310/0x310
[  639.731409]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  639.736964]  vprintk_emit+0x33d/0x930
[  639.740777]  ? wake_up_klogd+0x180/0x180
[  639.744854]  ? find_held_lock+0x31/0x1c0
[  639.748931]  ? mark_held_locks+0xc7/0x130
[  639.753093]  ? _raw_spin_unlock_irq+0x27/0x80
[  639.757597]  ? _raw_spin_unlock_irq+0x27/0x80
[  639.762114]  vprintk_default+0x28/0x30
[  639.766016]  vprintk_func+0x7e/0x181
[  639.769748]  printk+0xa7/0xcf
[  639.772864]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  639.777657]  ? _raw_spin_unlock_irq+0x60/0x80
[  639.782180]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  639.787478]  dump_header+0x7cc/0xf72
[  639.791216]  ? pagefault_out_of_memory+0x197/0x197
[  639.796173]  ? zap_class+0x640/0x640
[  639.799903]  ? percpu_ref_get_many+0x240/0x240
[  639.804500]  ? print_usage_bug+0xc0/0xc0
[  639.808581]  ? print_usage_bug+0xc0/0xc0
[  639.812660]  ? zap_class+0x640/0x640
[  639.816388]  ? print_usage_bug+0xc0/0xc0
[  639.820462]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  639.826013]  ? find_held_lock+0x36/0x1c0
[  639.830098]  ? mark_held_locks+0xc7/0x130
[  639.834258]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  639.839370]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  639.844480]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  639.849079]  ? trace_hardirqs_on+0xbd/0x310
[  639.853411]  ? kasan_check_read+0x11/0x20
[  639.857576]  ? ___ratelimit+0x3b4/0x672
[  639.861575]  ? trace_hardirqs_off_caller+0x310/0x310
[  639.866704]  ? trace_hardirqs_on+0x310/0x310
[  639.871134]  ? lock_downgrade+0x900/0x900
[  639.875305]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  639.880425]  ? ___ratelimit+0x3b9/0x672
[  639.884420]  ? idr_get_free+0xec0/0xec0
[  639.888403]  ? find_held_lock+0x36/0x1c0
[  639.892483]  oom_kill_process.cold.27+0x10/0x903
[  639.897254]  ? zap_class+0x640/0x640
[  639.900979]  ? check_preemption_disabled+0x48/0x280
[  639.906019]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  639.910967]  ? kasan_check_read+0x11/0x20
[  639.915130]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  639.920422]  ? oom_evaluate_task+0x540/0x540
[  639.924841]  ? find_held_lock+0x36/0x1c0
[  639.928918]  ? out_of_memory+0x974/0x1430
[  639.933104]  ? lock_downgrade+0x900/0x900
[  639.937267]  ? check_preemption_disabled+0x48/0x280
[  639.942304]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  639.947250]  ? kasan_check_read+0x11/0x20
[  639.951413]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  639.956700]  ? rcu_softirq_qs+0x20/0x20
[  639.960685]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  639.966224]  ? oom_evaluate_task+0x302/0x540
[  639.970644]  out_of_memory+0xa84/0x1430
[  639.974632]  ? oom_killer_disable+0x3a0/0x3a0
[  639.979135]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  639.984085]  ? __mutex_add_waiter+0x2a0/0x2a0
[  639.988610]  __alloc_pages_slowpath+0x22d4/0x2d70
[  639.993516]  ? warn_alloc+0x120/0x120
[  639.997334]  ? rcu_softirq_qs+0x20/0x20
[  640.001346]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  640.006897]  ? should_fail+0x22d/0xd01
[  640.010793]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  640.015906]  ? zap_class+0x640/0x640
[  640.019676]  ? __lock_is_held+0xb5/0x140
[  640.023756]  ? mark_held_locks+0x130/0x130
[  640.028005]  ? lock_release+0xa00/0xa00
[  640.031985]  ? perf_trace_sched_process_exec+0x860/0x860
[  640.037456]  ? __might_sleep+0x95/0x190
[  640.041443]  __alloc_pages_nodemask+0xa80/0xde0
[  640.046123]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  640.051144]  ? __page_cache_alloc+0x191/0x5c0
[  640.055644]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  640.060584]  ? kasan_check_read+0x11/0x20
[  640.064753]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  640.070050]  ? zap_class+0x640/0x640
[  640.073788]  ? zap_class+0x640/0x640
[  640.077513]  ? zap_class+0x640/0x640
[  640.081246]  ? __do_page_cache_readahead+0x7ce/0x980
[  640.086373]  ? find_held_lock+0x36/0x1c0
[  640.090454]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  640.096016]  alloc_pages_current+0x173/0x350
[  640.100479]  __page_cache_alloc+0x38c/0x5c0
[  640.104817]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  640.109758]  ? kasan_check_read+0x11/0x20
[  640.113948]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  640.119245]  ? generic_perform_write+0x6a0/0x6a0
[  640.124022]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  640.129585]  ? check_preemption_disabled+0x48/0x280
[  640.134634]  filemap_fault+0x1594/0x25f0
[  640.138730]  ? __lock_page_or_retry+0xa00/0xa00
[  640.143440]  ? mark_held_locks+0x130/0x130
[  640.147695]  ? rcu_softirq_qs+0x20/0x20
[  640.151713]  ? filemap_map_pages+0xe04/0x1990
[  640.156239]  ? __free_object+0x173/0x340
[  640.160322]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  640.165280]  ? trace_hardirqs_off_caller+0x310/0x310
[  640.170403]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  640.175108]  ? debug_object_free+0x32d/0x690
[  640.179550]  ? kasan_check_read+0x11/0x20
[  640.183714]  ? debug_object_destroy+0x2b0/0x2b0
[  640.188403]  ? lock_pi_update_atomic+0x150/0x150
[  640.193170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  640.198732]  ? __hrtimer_init+0xdb/0x240
[  640.202824]  ? lock_acquire+0x1ed/0x520
[  640.206818]  ? ext4_filemap_fault+0x7a/0xad
[  640.211170]  ? lock_release+0xa00/0xa00
[  640.215159]  ? perf_trace_sched_process_exec+0x860/0x860
[  640.220624]  ? print_usage_bug+0xc0/0xc0
[  640.224694]  ? print_usage_bug+0xc0/0xc0
[  640.228777]  ? down_read+0x8d/0x120
[  640.232413]  ? ext4_filemap_fault+0x7a/0xad
[  640.236750]  ? __down_interruptible+0x700/0x700
[  640.241440]  ext4_filemap_fault+0x82/0xad
[  640.245598]  __do_fault+0x100/0x6b0
[  640.249247]  ? pmd_devmap_trans_unstable+0x220/0x220
[  640.254362]  ? mark_held_locks+0x130/0x130
[  640.258606]  ? mark_held_locks+0x130/0x130
[  640.262853]  ? debug_smp_processor_id+0x1c/0x20
[  640.267525]  ? perf_trace_lock+0x14d/0x7a0
[  640.271788]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  640.277344]  __handle_mm_fault+0x307c/0x5920
[  640.281766]  ? perf_trace_lock+0x7a0/0x7a0
[  640.286020]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  640.290882]  ? lock_is_held_type+0x210/0x210
[  640.295307]  ? ksys_dup3+0x680/0x680
[  640.299026]  ? __switch_to_asm+0x34/0x70
[  640.303113]  ? zap_class+0x640/0x640
[  640.306830]  ? zap_class+0x640/0x640
[  640.310557]  ? __x64_sys_futex+0x53e/0x6a0
[  640.314803]  ? find_held_lock+0x36/0x1c0
[  640.318886]  ? handle_mm_fault+0x42a/0xc70
[  640.323129]  ? lock_downgrade+0x900/0x900
[  640.327284]  ? check_preemption_disabled+0x48/0x280
[  640.332319]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  640.337254]  ? kasan_check_read+0x11/0x20
[  640.341414]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  640.346701]  ? rcu_softirq_qs+0x20/0x20
[  640.350677]  ? trace_hardirqs_off_caller+0x310/0x310
[  640.355783]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  640.361323]  ? check_preemption_disabled+0x48/0x280
[  640.366356]  handle_mm_fault+0x54f/0xc70
[  640.370426]  ? __handle_mm_fault+0x5920/0x5920
[  640.375015]  ? find_vma+0x34/0x190
[  640.378571]  __do_page_fault+0x5e8/0xe60
[  640.382637]  ? trace_hardirqs_off+0xb8/0x310
[  640.387064]  do_page_fault+0xf2/0x7e0
[  640.390868]  ? vmalloc_sync_all+0x30/0x30
[  640.395023]  ? error_entry+0x70/0xd0
[  640.398750]  ? trace_hardirqs_off_caller+0xbb/0x310
[  640.403766]  ? trace_hardirqs_on_caller+0xc0/0x310
[  640.408702]  ? syscall_return_slowpath+0x5e0/0x5e0
[  640.413638]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  640.418491]  ? trace_hardirqs_on_caller+0x310/0x310
[  640.423508]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  640.428979]  ? prepare_exit_to_usermode+0x291/0x3b0
[  640.434003]  ? page_fault+0x8/0x30
[  640.437559]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  640.442412]  ? page_fault+0x8/0x30
[  640.445963]  page_fault+0x1e/0x30
[  640.449416] RIP: 0033:0x40f9c0
[  640.452628] Code: Bad RIP value.
[  640.455995] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  640.461363] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  640.468637] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  640.475916] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  640.483190] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  640.490465] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  640.497768] warn_alloc_show_mem: 1 callbacks suppressed
[  640.497780] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  640.497782] Mem-Info:
[  640.497813] active_anon:55033 inactive_anon:131 isolated_anon:0
[  640.497813]  active_file:10 inactive_file:13 isolated_file:2
[  640.497813]  unevictable:0 dirty:0 writeback:0 unstable:0
[  640.497813]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  640.497813]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  640.497813]  free:13778 free_pcp:355 free_cma:0
[  640.503161] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  640.510106] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  640.512512] Call Trace:
[  640.545492] Node 0 
[  640.554863]  <IRQ>
[  640.582572] 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
[  640.585150]  dump_stack+0x244/0x39d
[  640.587370] lowmem_reserve[]:
[  640.589542]  ? dump_stack_print_info.cold.1+0x20/0x20
[  640.615023]  0 2818
[  640.618705]  warn_alloc.cold.117+0xb7/0x1bd
[  640.621775]  6321 6321
[  640.627003]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  640.629220] Node 0 
[  640.633561]  ? lock_downgrade+0x900/0x900
[  640.636062] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  640.640884]  ? trace_hardirqs_off+0xb8/0x310
[  640.643096] lowmem_reserve[]:
[  640.647251]  ? trace_hardirqs_off+0xb8/0x310
[  640.673950]  0 0
[  640.678387]  __alloc_pages_slowpath+0x2660/0x2d70
[  640.681464]  3503 3503
[  640.685913]  ? warn_alloc+0x120/0x120
[  640.687851] Node 0 
[  640.692712]  ? warn_alloc+0x120/0x120
[  640.695217] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  640.699001]  ? print_usage_bug+0xc0/0xc0
[  640.701234] lowmem_reserve[]: 0
[  640.705051]  ? warn_alloc+0x120/0x120
[  640.734383]  0 0
[  640.738478]  ? print_usage_bug+0xc0/0xc0
[  640.741740]  0
[  640.745553]  ? __lock_acquire+0x62f/0x4c20
[  640.747509] Node 0 
[  640.751592]  ? __lock_acquire+0x62f/0x4c20
[  640.753372] DMA: 
[  640.757612]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  640.759822] 1*4kB 
[  640.764058]  ? should_fail+0x22d/0xd01
[  640.766103] (U) 
[  640.771648]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  640.773777] 0*8kB 
[  640.777665]  ? __lock_acquire+0x62f/0x4c20
[  640.779622] 0*16kB 
[  640.784728]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  640.786859] 1*32kB 
[  640.791102]  ? __lock_acquire+0x62f/0x4c20
[  640.793317] (U) 
[  640.798420]  ? should_fail+0x22d/0xd01
[  640.800638] 2*64kB 
[  640.804871]  ? find_held_lock+0x36/0x1c0
[  640.806828] (U) 
[  640.810724]  ? mark_held_locks+0x130/0x130
[  640.812952] 1*128kB 
[  640.817010]  ? mark_held_locks+0x130/0x130
[  640.818964] (U) 
[  640.823203]  ? zap_class+0x640/0x640
[  640.825504] 1*256kB (U) 
[  640.829766]  ? zap_class+0x640/0x640
[  640.831724] 0*512kB 
[  640.835446]  ? print_usage_bug+0xc0/0xc0
[  640.838091] 1*1024kB (U) 
[  640.841806]  ? do_raw_spin_unlock+0xa7/0x330
[  640.841823]  ? zap_class+0x640/0x640
[  640.844132] 1*2048kB 
[  640.848193]  ? print_usage_bug+0xc0/0xc0
[  640.850927] (M) 
[  640.855337]  ? wq_watchdog_touch+0x9c/0xfe
[  640.859029] 3*4096kB 
[  640.861446]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  640.865484] (M) 
[  640.867460]  ? check_preemption_disabled+0x48/0x280
[  640.871665] = 15908kB
[  640.871674] Node 0 
[  640.874094]  ? __lock_is_held+0xb5/0x140
[  640.879601] DMA32: 
[  640.881592]  __alloc_pages_nodemask+0xa80/0xde0
[  640.886589] 5*4kB 
[  640.888998]  ? zap_class+0x640/0x640
[  640.891214] (MH) 
[  640.895293]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  640.897517] 1*8kB 
[  640.902221]  ? find_held_lock+0x36/0x1c0
[  640.904356] (U) 
[  640.908092]  ? ____cache_alloc_node+0x1c7/0x1e0
[  640.910133] 3*16kB 
[  640.915164]  ? lock_downgrade+0x900/0x900
[  640.917299] (MH) 
[  640.921382]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  640.923336] 2*32kB (MH) 
[  640.928028]  cache_grow_begin+0xa5/0x8c0
[  640.930246] 4*64kB 
[  640.934403]  ? do_raw_spin_unlock+0xa7/0x330
[  640.936455] (MH) 
[  640.942006]  fallback_alloc+0x204/0x2e0
[  640.944663] 4*128kB 
[  640.948739]  ____cache_alloc_node+0x1c7/0x1e0
[  640.950961] (M) 
[  640.955386]  kmem_cache_alloc_node+0xe3/0x730
[  640.957429] 3*256kB 
[  640.961424]  ? ipv6_get_ifaddr+0x42e/0x620
[  640.963730] (M) 
[  640.968240]  __alloc_skb+0x119/0x770
[  640.970197] 4*512kB 
[  640.974716]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  640.977032] (UM) 
[  640.981294]  ? netdev_alloc_frag+0x1f0/0x1f0
[  640.983255] 3*1024kB 
[  640.986983]  ? lock_downgrade+0x900/0x900
[  640.989296] (UM) 
[  640.994599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  640.996650] 3*2048kB 
[  641.001101]  ? refcount_sub_and_test_checked+0x203/0x310
[  641.003505] (UM) 
[  641.007684]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  641.009731] 3*4096kB 
[  641.015278]  ? addrconf_rs_timer+0x690/0x690
[  641.017677] (M) 
[  641.023148]  ndisc_alloc_skb+0x144/0x340
[  641.025191] = 25228kB
[  641.030663]  ndisc_send_rs+0x331/0x6e0
[  641.033073] Node 0 
[  641.037496]  addrconf_rs_timer+0x314/0x690
[  641.040171] Normal: 
[  641.044254]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  641.046648] 1142*4kB 
[  641.050576]  call_timer_fn+0x272/0x920
[  641.052785] (MEH) 
[  641.057033]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  641.059352] 440*8kB 
[  641.063614]  ? process_timeout+0x40/0x40
[  641.065999] (UMEH) 
[  641.069902]  ? __run_timers+0x7da/0xc70
[  641.072027] 198*16kB 
[  641.076278]  ? _raw_spin_unlock_irq+0x27/0x80
[  641.078593] (UME) 
[  641.082670]  ? _raw_spin_unlock_irq+0x27/0x80
[  641.084887] 53*32kB 
[  641.088875]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  641.091275] (UMEH) 
[  641.095796]  ? lockdep_hardirqs_on+0x296/0x5b0
[  641.097931] 6*64kB 
[  641.102437]  ? trace_hardirqs_on+0xbd/0x310
[  641.104740] (UM) 
[  641.108977]  ? kasan_check_read+0x11/0x20
[  641.111190] 1*128kB 
[  641.115783]  ? __run_timers+0x7da/0xc70
[  641.117998] (H) 0*256kB 
[  641.122343]  ? trace_hardirqs_off_caller+0x310/0x310
[  641.124383] 1*512kB (H) 
[  641.128588]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  641.130889] 0*1024kB 
[  641.134867]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  641.137513] 0*2048kB 0*4096kB 
[  641.142641]  __run_timers+0x7e5/0xc70
[  641.145289] = 13976kB
[  641.149544]  ? timer_fixup_init+0x70/0x70
[  641.151932] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  641.156159]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  641.159335] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  641.163127]  ? zap_class+0x640/0x640
[  641.165516] 4258 total pagecache pages
[  641.169669]  ? enqueue_hrtimer+0x1a5/0x560
[  641.178496] 0 pages in swap cache
[  641.183515]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  641.192084] Swap cache stats: add 0, delete 0, find 0/0
[  641.192094] Free swap  = 0kB
[  641.195824]  ? find_held_lock+0x36/0x1c0
[  641.199685] Total swap = 0kB
[  641.199694] 1965979 pages RAM
[  641.203965]  ? zap_class+0x640/0x640
[  641.207395] 0 pages HighMem/MovableOnly
[  641.207405] 342867 pages reserved
[  641.212608]  ? pvclock_read_flags+0x160/0x160
[  641.217944] 0 pages cma reserved
[  641.218025] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  641.220980]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  641.225088] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  641.228045]  ? check_preemption_disabled+0x48/0x280
[  641.231154] syz-fuzzer cpuset=
[  641.234872]  ? __lock_is_held+0xb5/0x140
[  641.238817] /
[  641.242289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  641.246765]  mems_allowed=0
[  641.250130]  ? check_preemption_disabled+0x48/0x280
[  641.299752]  run_timer_softirq+0x52/0xb0
[  641.303820]  ? rcu_read_lock_sched_held+0x14f/0x180
[  641.308843]  __do_softirq+0x308/0xb7e
[  641.312661]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  641.317157]  ? lock_downgrade+0x900/0x900
[  641.321319]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  641.326436]  ? pvclock_read_flags+0x160/0x160
[  641.330940]  ? lapic_next_event+0x5a/0x90
[  641.335096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  641.340646]  ? kvm_clock_read+0x18/0x30
[  641.344626]  ? kvm_sched_clock_read+0x9/0x20
[  641.349044]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  641.354597]  ? check_preemption_disabled+0x48/0x280
[  641.359639]  irq_exit+0x17f/0x1c0
[  641.363098]  smp_apic_timer_interrupt+0x1cb/0x760
[  641.367941]  ? smp_reschedule_interrupt+0x109/0x650
[  641.372961]  ? smp_call_function_single_interrupt+0x650/0x650
[  641.378849]  ? interrupt_entry+0xb5/0xc0
[  641.382924]  ? trace_hardirqs_off_caller+0xbb/0x310
[  641.387948]  ? trace_hardirqs_off_caller+0xbb/0x310
[  641.392971]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  641.397833]  ? trace_hardirqs_on_caller+0x310/0x310
[  641.402855]  ? trace_hardirqs_on_caller+0x310/0x310
[  641.407874]  ? task_prio+0x50/0x50
[  641.411419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  641.416960]  ? check_preemption_disabled+0x48/0x280
[  641.421991]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  641.426849]  apic_timer_interrupt+0xf/0x20
[  641.431082]  </IRQ>
[  641.433331] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  641.439219] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  641.458136] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  641.465863] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  641.473135] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  641.480410] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  641.487684] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  641.494956] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  641.502273]  ? save_stack+0xa9/0xd0
[  641.505925]  __kmalloc_node_track_caller+0x33/0x70
[  641.510868]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  641.515640]  pskb_expand_head+0x230/0x10f0
[  641.519896]  ? memcpy+0x45/0x50
[  641.523190]  ? __copy_skb_header+0x350/0x6b0
[  641.527608]  ? skb_release_data+0x880/0x880
[  641.531939]  ? __alloc_skb+0x770/0x770
[  641.535847]  ? __lock_is_held+0xb5/0x140
[  641.539929]  ? kasan_check_write+0x14/0x20
[  641.544166]  ? __skb_clone+0x6c7/0xa00
[  641.548060]  ? __copy_skb_header+0x6b0/0x6b0
[  641.552477]  ? kmem_cache_alloc+0x33a/0x730
[  641.556814]  skb_ensure_writable+0x3dd/0x640
[  641.561231]  ? skb_checksum_setup+0xaa0/0xaa0
[  641.565727]  ? check_preemption_disabled+0x48/0x280
[  641.570757]  ? __this_cpu_preempt_check+0x1c/0x20
[  641.575621]  ? __bpf_redirect+0x54b/0xb20
[  641.579779]  ? __switch_to_asm+0x34/0x70
[  641.583860]  bpf_clone_redirect+0x14a/0x490
[  641.588199]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  641.593223]  ? __sched_text_start+0x8/0x8
[  641.597381]  ? retint_kernel+0x2d/0x2d
[  641.601748]  ? find_held_lock+0x36/0x1c0
[  641.605822]  ? lock_acquire+0x1ed/0x520
[  641.609799]  ? bpf_test_run+0x3cb/0x780
[  641.613776]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  641.619322]  ? check_preemption_disabled+0x48/0x280
[  641.624354]  ? kasan_check_read+0x11/0x20
[  641.628507]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  641.633798]  ? rcu_softirq_qs+0x20/0x20
[  641.637781]  ? preempt_schedule+0x4d/0x60
[  641.641936]  ? ___preempt_schedule+0x16/0x18
[  641.646365]  ? bpf_test_run+0x25d/0x780
[  641.650544]  ? netlink_diag_dump+0x2a0/0x2a0
[  641.654973]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  641.660515]  ? bpf_test_init.isra.10+0x70/0x100
[  641.665209]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  641.669991]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  641.674843]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  641.680403]  ? fput+0x130/0x1a0
[  641.683699]  ? __bpf_prog_get+0x9b/0x290
[  641.687782]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  641.692647]  ? bpf_prog_test_run+0x130/0x1a0
[  641.697082]  ? __x64_sys_bpf+0x3d8/0x520
[  641.701160]  ? bpf_prog_get+0x20/0x20
[  641.704996]  ? do_syscall_64+0x1b9/0x820
[  641.709073]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  641.714474]  ? syscall_return_slowpath+0x5e0/0x5e0
[  641.719424]  ? trace_hardirqs_on_caller+0x310/0x310
[  641.724454]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  641.729481]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  641.736164]  ? __switch_to_asm+0x40/0x70
[  641.740234]  ? __switch_to_asm+0x34/0x70
[  641.744321]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  641.749183]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  641.754592] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  641.754678] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  641.761282] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  641.761288] Call Trace:
[  641.761295]  <IRQ>
[  641.761315]  dump_stack+0x244/0x39d
[  641.761333]  ? dump_stack_print_info.cold.1+0x20/0x20
[  641.761361]  warn_alloc.cold.117+0xb7/0x1bd
[  641.767950] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  641.777207]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  641.779776] syz-executor4 cpuset=
[  641.781931]  ? lock_downgrade+0x900/0x900
[  641.785546] syz4
[  641.790751]  ? trace_hardirqs_off+0xb8/0x310
[  641.795053]  mems_allowed=0
[  641.805585]  ? trace_hardirqs_off+0xb8/0x310
[  641.831745]  __alloc_pages_slowpath+0x2660/0x2d70
[  641.836634]  ? warn_alloc+0x120/0x120
[  641.840448]  ? warn_alloc+0x120/0x120
[  641.844258]  ? print_usage_bug+0xc0/0xc0
[  641.848324]  ? warn_alloc+0x120/0x120
[  641.852138]  ? print_usage_bug+0xc0/0xc0
[  641.856221]  ? __lock_acquire+0x62f/0x4c20
[  641.860470]  ? __lock_acquire+0x62f/0x4c20
[  641.864732]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  641.870284]  ? should_fail+0x22d/0xd01
[  641.874185]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  641.879293]  ? __lock_acquire+0x62f/0x4c20
[  641.883542]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  641.888650]  ? __lock_acquire+0x62f/0x4c20
[  641.892889]  ? should_fail+0x22d/0xd01
[  641.896790]  ? find_held_lock+0x36/0x1c0
[  641.900876]  ? mark_held_locks+0x130/0x130
[  641.905130]  ? mark_held_locks+0x130/0x130
[  641.909428]  ? zap_class+0x640/0x640
[  641.913161]  ? zap_class+0x640/0x640
[  641.916888]  ? print_usage_bug+0xc0/0xc0
[  641.920957]  ? do_raw_spin_unlock+0xa7/0x330
[  641.925386]  ? zap_class+0x640/0x640
[  641.929109]  ? print_usage_bug+0xc0/0xc0
[  641.933176]  ? wq_watchdog_touch+0x9c/0xfe
[  641.937427]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  641.942981]  ? check_preemption_disabled+0x48/0x280
[  641.948019]  ? __lock_is_held+0xb5/0x140
[  641.952107]  __alloc_pages_nodemask+0xa80/0xde0
[  641.956788]  ? zap_class+0x640/0x640
[  641.960520]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  641.965573]  ? find_held_lock+0x36/0x1c0
[  641.969656]  ? ____cache_alloc_node+0x1c7/0x1e0
[  641.974337]  ? lock_downgrade+0x900/0x900
[  641.978505]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  641.984076]  cache_grow_begin+0xa5/0x8c0
[  641.988147]  ? do_raw_spin_unlock+0xa7/0x330
[  641.992585]  fallback_alloc+0x204/0x2e0
[  641.996579]  ____cache_alloc_node+0x1c7/0x1e0
[  642.001116]  kmem_cache_alloc_node+0xe3/0x730
[  642.005628]  ? ipv6_get_ifaddr+0x42e/0x620
[  642.009885]  __alloc_skb+0x119/0x770
[  642.013627]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  642.018916]  ? netdev_alloc_frag+0x1f0/0x1f0
[  642.023336]  ? lock_downgrade+0x900/0x900
[  642.027506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  642.033078]  ? refcount_sub_and_test_checked+0x203/0x310
[  642.038589]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  642.044076]  ? addrconf_rs_timer+0x690/0x690
[  642.048522]  ndisc_alloc_skb+0x144/0x340
[  642.052625]  ndisc_send_rs+0x331/0x6e0
[  642.056551]  addrconf_rs_timer+0x314/0x690
[  642.060907]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  642.065186]  call_timer_fn+0x272/0x920
[  642.069099]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  642.073374]  ? process_timeout+0x40/0x40
[  642.077468]  ? mark_held_locks+0xc7/0x130
[  642.081638]  ? _raw_spin_unlock_irq+0x27/0x80
[  642.086155]  ? _raw_spin_unlock_irq+0x27/0x80
[  642.090673]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  642.094929]  ? lockdep_hardirqs_on+0x296/0x5b0
[  642.099543]  ? trace_hardirqs_on+0xbd/0x310
[  642.103882]  ? kasan_check_read+0x11/0x20
[  642.108044]  ? __run_timers+0x7da/0xc70
[  642.112038]  ? trace_hardirqs_off_caller+0x310/0x310
[  642.117159]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  642.121417]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  642.125665]  __run_timers+0x7e5/0xc70
[  642.129502]  ? timer_fixup_init+0x70/0x70
[  642.133670]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  642.138698]  ? zap_class+0x640/0x640
[  642.142452]  ? print_usage_bug+0xc0/0xc0
[  642.146535]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  642.151772]  ? find_held_lock+0x36/0x1c0
[  642.155858]  ? zap_class+0x640/0x640
[  642.159594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  642.165148]  ? check_preemption_disabled+0x48/0x280
[  642.170190]  ? __lock_is_held+0xb5/0x140
[  642.174273]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  642.179835]  ? check_preemption_disabled+0x48/0x280
[  642.184871]  run_timer_softirq+0x52/0xb0
[  642.188946]  ? rcu_read_lock_sched_held+0x14f/0x180
[  642.193983]  __do_softirq+0x308/0xb7e
[  642.197813]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  642.202321]  ? lock_downgrade+0x900/0x900
[  642.206481]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  642.211609]  ? pvclock_read_flags+0x160/0x160
[  642.216117]  ? lapic_next_event+0x5a/0x90
[  642.220280]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  642.225847]  ? kvm_clock_read+0x18/0x30
[  642.229842]  ? kvm_sched_clock_read+0x9/0x20
[  642.234272]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  642.239833]  ? check_preemption_disabled+0x48/0x280
[  642.244872]  irq_exit+0x17f/0x1c0
[  642.248334]  smp_apic_timer_interrupt+0x1cb/0x760
[  642.253177]  ? smp_reschedule_interrupt+0x109/0x650
[  642.258196]  ? smp_call_function_single_interrupt+0x650/0x650
[  642.264089]  ? interrupt_entry+0xb5/0xc0
[  642.268159]  ? trace_hardirqs_off_caller+0xbb/0x310
[  642.273179]  ? trace_hardirqs_off_caller+0xbb/0x310
[  642.278206]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  642.283066]  ? trace_hardirqs_on_caller+0x310/0x310
[  642.288085]  ? trace_hardirqs_on_caller+0x310/0x310
[  642.293105]  ? task_prio+0x50/0x50
[  642.296649]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  642.302189]  ? check_preemption_disabled+0x48/0x280
[  642.307220]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  642.312083]  apic_timer_interrupt+0xf/0x20
[  642.316314]  </IRQ>
[  642.318566] RIP: 0010:console_unlock+0xffa/0x1160
[  642.323413] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  642.342325] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  642.350051] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  642.357338] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  642.364619] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  642.371903] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  642.379182] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  642.386472]  ? netconsole_netdev_event+0x280/0x280
[  642.391436]  ? console_unlock+0xff1/0x1160
[  642.395705]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  642.400373]  ? vprintk_emit+0x7f7/0x930
[  642.404357]  ? lock_release+0xa00/0xa00
[  642.408336]  ? trace_hardirqs_off_caller+0x300/0x310
[  642.413448]  ? vprintk_default+0x28/0x30
[  642.417513]  ? trace_hardirqs_off_caller+0x310/0x310
[  642.422635]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  642.428183]  vprintk_emit+0x33d/0x930
[  642.431997]  ? wake_up_klogd+0x180/0x180
[  642.436074]  ? find_held_lock+0x31/0x1c0
[  642.440145]  ? mark_held_locks+0xc7/0x130
[  642.444300]  ? _raw_spin_unlock_irq+0x27/0x80
[  642.448802]  ? _raw_spin_unlock_irq+0x27/0x80
[  642.453305]  vprintk_default+0x28/0x30
[  642.457195]  vprintk_func+0x7e/0x181
[  642.460916]  printk+0xa7/0xcf
[  642.464023]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  642.468795]  ? _raw_spin_unlock_irq+0x60/0x80
[  642.473308]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  642.478599]  dump_header+0x7cc/0xf72
[  642.482333]  ? pagefault_out_of_memory+0x197/0x197
[  642.487277]  ? zap_class+0x640/0x640
[  642.490996]  ? percpu_ref_get_many+0x240/0x240
[  642.495588]  ? print_usage_bug+0xc0/0xc0
[  642.499655]  ? print_usage_bug+0xc0/0xc0
[  642.503725]  ? zap_class+0x640/0x640
[  642.507443]  ? print_usage_bug+0xc0/0xc0
[  642.511518]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  642.517080]  ? find_held_lock+0x36/0x1c0
[  642.521157]  ? mark_held_locks+0xc7/0x130
[  642.525314]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  642.530430]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  642.535555]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  642.540148]  ? trace_hardirqs_on+0xbd/0x310
[  642.544478]  ? kasan_check_read+0x11/0x20
[  642.548633]  ? ___ratelimit+0x3b4/0x672
[  642.552613]  ? trace_hardirqs_off_caller+0x310/0x310
[  642.557737]  ? trace_hardirqs_on+0x310/0x310
[  642.562155]  ? lock_downgrade+0x900/0x900
[  642.566314]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  642.571425]  ? ___ratelimit+0x3b9/0x672
[  642.575415]  ? idr_get_free+0xec0/0xec0
[  642.579397]  ? find_held_lock+0x36/0x1c0
[  642.583476]  oom_kill_process.cold.27+0x10/0x903
[  642.588243]  ? zap_class+0x640/0x640
[  642.591966]  ? check_preemption_disabled+0x48/0x280
[  642.597005]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  642.601944]  ? kasan_check_read+0x11/0x20
[  642.606100]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  642.611384]  ? oom_evaluate_task+0x540/0x540
[  642.615801]  ? find_held_lock+0x36/0x1c0
[  642.619881]  ? out_of_memory+0x974/0x1430
[  642.624034]  ? lock_downgrade+0x900/0x900
[  642.628190]  ? check_preemption_disabled+0x48/0x280
[  642.633222]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  642.638160]  ? kasan_check_read+0x11/0x20
[  642.642317]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  642.647604]  ? rcu_softirq_qs+0x20/0x20
[  642.651591]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  642.657138]  ? oom_evaluate_task+0x302/0x540
[  642.661567]  out_of_memory+0xa84/0x1430
[  642.665563]  ? oom_killer_disable+0x3a0/0x3a0
[  642.670070]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  642.675008]  ? __mutex_add_waiter+0x2a0/0x2a0
[  642.679535]  __alloc_pages_slowpath+0x22d4/0x2d70
[  642.684413]  ? warn_alloc+0x120/0x120
[  642.688220]  ? rcu_softirq_qs+0x20/0x20
[  642.692228]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  642.697774]  ? should_fail+0x22d/0xd01
[  642.701679]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  642.706794]  ? zap_class+0x640/0x640
[  642.710830]  ? __lock_is_held+0xb5/0x140
[  642.714909]  ? mark_held_locks+0x130/0x130
[  642.719150]  ? lock_release+0xa00/0xa00
[  642.723132]  ? perf_trace_sched_process_exec+0x860/0x860
[  642.728601]  ? __might_sleep+0x95/0x190
[  642.732590]  __alloc_pages_nodemask+0xa80/0xde0
[  642.737273]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  642.742314]  ? __page_cache_alloc+0x191/0x5c0
[  642.746826]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  642.751770]  ? kasan_check_read+0x11/0x20
[  642.755932]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  642.761238]  ? zap_class+0x640/0x640
[  642.764973]  ? zap_class+0x640/0x640
[  642.768701]  ? zap_class+0x640/0x640
[  642.772419]  ? __do_page_cache_readahead+0x7ce/0x980
[  642.777548]  ? find_held_lock+0x36/0x1c0
[  642.781651]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  642.787204]  alloc_pages_current+0x173/0x350
[  642.791626]  __page_cache_alloc+0x38c/0x5c0
[  642.795956]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  642.800892]  ? kasan_check_read+0x11/0x20
[  642.805074]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  642.810381]  ? generic_perform_write+0x6a0/0x6a0
[  642.815166]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  642.820730]  ? check_preemption_disabled+0x48/0x280
[  642.825789]  filemap_fault+0x1594/0x25f0
[  642.829893]  ? __lock_page_or_retry+0xa00/0xa00
[  642.834607]  ? mark_held_locks+0x130/0x130
[  642.838874]  ? rcu_softirq_qs+0x20/0x20
[  642.842888]  ? filemap_map_pages+0xe04/0x1990
[  642.847443]  ? __free_object+0x173/0x340
[  642.851538]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  642.856494]  ? trace_hardirqs_off_caller+0x310/0x310
[  642.861633]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  642.866337]  ? debug_object_free+0x32d/0x690
[  642.870767]  ? kasan_check_read+0x11/0x20
[  642.874934]  ? debug_object_destroy+0x2b0/0x2b0
[  642.879625]  ? lock_pi_update_atomic+0x150/0x150
[  642.884402]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  642.889963]  ? __hrtimer_init+0xdb/0x240
[  642.894065]  ? lock_acquire+0x1ed/0x520
[  642.898081]  ? ext4_filemap_fault+0x7a/0xad
[  642.902429]  ? lock_release+0xa00/0xa00
[  642.906422]  ? perf_trace_sched_process_exec+0x860/0x860
[  642.911905]  ? print_usage_bug+0xc0/0xc0
[  642.916009]  ? print_usage_bug+0xc0/0xc0
[  642.920111]  ? down_read+0x8d/0x120
[  642.923753]  ? ext4_filemap_fault+0x7a/0xad
[  642.928100]  ? __down_interruptible+0x700/0x700
[  642.932792]  ext4_filemap_fault+0x82/0xad
[  642.936953]  __do_fault+0x100/0x6b0
[  642.940593]  ? pmd_devmap_trans_unstable+0x220/0x220
[  642.945722]  ? mark_held_locks+0x130/0x130
[  642.949991]  ? mark_held_locks+0x130/0x130
[  642.954253]  ? debug_smp_processor_id+0x1c/0x20
[  642.958947]  ? perf_trace_lock+0x14d/0x7a0
[  642.963226]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  642.968799]  __handle_mm_fault+0x307c/0x5920
[  642.973226]  ? perf_trace_lock+0x7a0/0x7a0
[  642.977492]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  642.982364]  ? lock_is_held_type+0x210/0x210
[  642.986788]  ? ksys_dup3+0x680/0x680
[  642.990549]  ? __switch_to_asm+0x34/0x70
[  642.994662]  ? zap_class+0x640/0x640
[  642.998392]  ? zap_class+0x640/0x640
[  643.002117]  ? __x64_sys_futex+0x53e/0x6a0
[  643.006368]  ? find_held_lock+0x36/0x1c0
[  643.010461]  ? handle_mm_fault+0x42a/0xc70
[  643.014710]  ? lock_downgrade+0x900/0x900
[  643.018861]  ? check_preemption_disabled+0x48/0x280
[  643.023896]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  643.028837]  ? kasan_check_read+0x11/0x20
[  643.032997]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  643.038305]  ? rcu_softirq_qs+0x20/0x20
[  643.042288]  ? trace_hardirqs_off_caller+0x310/0x310
[  643.047402]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  643.052960]  ? check_preemption_disabled+0x48/0x280
[  643.058008]  handle_mm_fault+0x54f/0xc70
[  643.062086]  ? __handle_mm_fault+0x5920/0x5920
[  643.066686]  ? find_vma+0x34/0x190
[  643.070241]  __do_page_fault+0x5e8/0xe60
[  643.074312]  ? trace_hardirqs_off+0xb8/0x310
[  643.078747]  do_page_fault+0xf2/0x7e0
[  643.082575]  ? vmalloc_sync_all+0x30/0x30
[  643.086733]  ? error_entry+0x70/0xd0
[  643.090488]  ? trace_hardirqs_off_caller+0xbb/0x310
[  643.095516]  ? trace_hardirqs_on_caller+0xc0/0x310
[  643.100464]  ? syscall_return_slowpath+0x5e0/0x5e0
[  643.105398]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  643.110256]  ? trace_hardirqs_on_caller+0x310/0x310
[  643.115275]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  643.120750]  ? prepare_exit_to_usermode+0x291/0x3b0
[  643.125781]  ? page_fault+0x8/0x30
[  643.129331]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  643.134193]  ? page_fault+0x8/0x30
[  643.137750]  page_fault+0x1e/0x30
[  643.141212] RIP: 0033:0x40f9c0
[  643.144424] Code: Bad RIP value.
[  643.147796] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  643.153166] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  643.160454] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  643.167738] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  643.175022] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  643.182317] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  643.189634] warn_alloc_show_mem: 1 callbacks suppressed
[  643.189647] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  643.189649] Mem-Info:
[  643.189680] active_anon:55033 inactive_anon:131 isolated_anon:0
[  643.189680]  active_file:10 inactive_file:13 isolated_file:2
[  643.189680]  unevictable:0 dirty:0 writeback:0 unstable:0
[  643.189680]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  643.189680]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  643.189680]  free:13778 free_pcp:355 free_cma:0
[  643.195038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  643.195050] Call Trace:
[  643.202013] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  643.204426]  <IRQ>
[  643.237400] Node 0 
[  643.246795]  dump_stack+0x244/0x39d
[  643.249393] 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
[  643.277062]  ? dump_stack_print_info.cold.1+0x20/0x20
[  643.279207] lowmem_reserve[]:
[  643.281459]  warn_alloc.cold.117+0xb7/0x1bd
[  643.285052]  0 2818
[  643.310598]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  643.315783]  6321
[  643.318910]  ? lock_downgrade+0x900/0x900
[  643.323220]  6321
[  643.325482]  ? trace_hardirqs_off+0xb8/0x310
[  643.330321] Node 0 
[  643.332397]  ? trace_hardirqs_off+0xb8/0x310
[  643.336563] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  643.338614]  __alloc_pages_slowpath+0x2660/0x2d70
[  643.342988] lowmem_reserve[]: 0
[  643.345272]  ? warn_alloc+0x120/0x120
[  643.349631]  0 3503
[  643.376399]  ? warn_alloc+0x120/0x120
[  643.381233]  3503
[  643.384519]  ? print_usage_bug+0xc0/0xc0
[  643.390563]  ? warn_alloc+0x120/0x120
[  643.394336] Node 0 
[  643.396399]  ? print_usage_bug+0xc0/0xc0
[  643.400467] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  643.404240]  ? __lock_acquire+0x62f/0x4c20
[  643.406447] lowmem_reserve[]: 0
[  643.410520]  ? __lock_acquire+0x62f/0x4c20
[  643.438880]  0 0
[  643.443150]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  643.446407]  0
[  643.450645]  ? should_fail+0x22d/0xd01
[  643.452609] Node 0 
[  643.458157]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  643.459941] DMA: 
[  643.463829]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  643.466048] 1*4kB 
[  643.471332]  ? __lock_acquire+0x62f/0x4c20
[  643.473375] (U) 
[  643.478485]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  643.480621] 0*8kB 
[  643.484859]  ? __lock_acquire+0x62f/0x4c20
[  643.484875]  ? should_fail+0x22d/0xd01
[  643.486841] 0*16kB 
[  643.492028]  ? rcu_irq_exit+0x1a2/0x390
[  643.492056]  ? mark_held_locks+0x130/0x130
[  643.494186] 1*32kB 
[  643.498431]  ? mark_held_locks+0x130/0x130
[  643.502298] (U) 
[  643.504551]  ? mark_held_locks+0xc7/0x130
[  643.508510] 2*64kB 
[  643.512761]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  643.514971] (U) 1*128kB 
[  643.519223]  ? zap_class+0x640/0x640
[  643.521179] (U) 
[  643.525347]  ? print_usage_bug+0xc0/0xc0
[  643.527563] 1*256kB (U) 
[  643.532610]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  643.535255] 0*512kB 1*1024kB 
[  643.538999]  ? check_preemption_disabled+0x48/0x280
[  643.540957] (U) 
[  643.545027]  ? __lock_is_held+0xb5/0x140
[  643.547671] 1*2048kB (M) 
[  643.553234]  __alloc_pages_nodemask+0xa80/0xde0
[  643.556320] 3*4096kB (M) 
[  643.561363]  ? zap_class+0x640/0x640
[  643.563321] = 15908kB
[  643.567388]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  643.570124] Node 0 
[  643.574809]  ? find_held_lock+0x36/0x1c0
[  643.577550] DMA32: 
[  643.581284]  ? ____cache_alloc_node+0x1c7/0x1e0
[  643.583674] 5*4kB 
[  643.588694]  ? lock_downgrade+0x900/0x900
[  643.590914] (MH) 
[  643.594983]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  643.597197] 1*8kB 
[  643.602351]  cache_grow_begin+0xa5/0x8c0
[  643.604482] (U) 
[  643.608637]  ? do_raw_spin_unlock+0xa7/0x330
[  643.610680] 3*16kB 
[  643.616227]  fallback_alloc+0x204/0x2e0
[  643.618359] (MH) 
[  643.622428]  ____cache_alloc_node+0x1c7/0x1e0
[  643.624403] 2*32kB 
[  643.628823]  kmem_cache_alloc_node+0xe3/0x730
[  643.631037] (MH) 
[  643.635019]  ? ipv6_get_ifaddr+0x42e/0x620
[  643.637062] 4*64kB 
[  643.641573]  __alloc_skb+0x119/0x770
[  643.643781] (MH) 
[  643.648284]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  643.650327] 4*128kB (M) 
[  643.654585]  ? netdev_alloc_frag+0x1f0/0x1f0
[  643.656801] 3*256kB (M) 
[  643.660543]  ? lock_downgrade+0x900/0x900
[  643.662593] 4*512kB 
[  643.667876]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  643.670538] (UM) 
[  643.674962]  ? refcount_sub_and_test_checked+0x203/0x310
[  643.677615] 3*1024kB 
[  643.681769]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  643.684078] (UM) 
[  643.689621]  ? addrconf_rs_timer+0x690/0x690
[  643.691660] 3*2048kB (UM) 
[  643.697134]  ndisc_alloc_skb+0x144/0x340
[  643.699518] 3*4096kB 
[  643.704992]  ndisc_send_rs+0x331/0x6e0
[  643.707030] (M) 
[  643.711448]  addrconf_rs_timer+0x314/0x690
[  643.714267] = 25228kB
[  643.714277] Node 0 
[  643.718346]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  643.720742] Normal: 
[  643.724644]  call_timer_fn+0x272/0x920
[  643.726594] 1142*4kB 
[  643.730827]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  643.733224] (MEH) 
[  643.735483]  ? process_timeout+0x40/0x40
[  643.739718] 440*8kB (UMEH) 
[  643.742082]  ? __run_timers+0x7da/0xc70
[  643.745950] 198*16kB (UME) 
[  643.748385]  ? _raw_spin_unlock_irq+0x27/0x80
[  643.752609] 53*32kB (UMEH) 
[  643.754781]  ? _raw_spin_unlock_irq+0x27/0x80
[  643.758836] 6*64kB (UM) 
[  643.761794]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  643.765756] 1*128kB (H) 
[  643.768710]  ? lockdep_hardirqs_on+0x296/0x5b0
[  643.773199] 0*256kB 
[  643.776145]  ? trace_hardirqs_on+0xbd/0x310
[  643.780623] 1*512kB 
[  643.783320]  ? kasan_check_read+0x11/0x20
[  643.787546] (H) 
[  643.790232]  ? __run_timers+0x7da/0xc70
[  643.794786] 0*1024kB 0*2048kB 
[  643.797127]  ? trace_hardirqs_off_caller+0x310/0x310
[  643.801425] 0*4096kB = 13976kB
[  643.803770]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  643.807930] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  643.809908]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  643.813883] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  643.813893] 4258 total pagecache pages
[  643.817123]  __run_timers+0x7e5/0xc70
[  643.822217] 0 pages in swap cache
[  643.825433]  ? timer_fixup_init+0x70/0x70
[  643.829644] Swap cache stats: add 0, delete 0, find 0/0
[  643.829655] Free swap  = 0kB
[  643.838510]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  643.842750] Total swap = 0kB
[  643.842760] 1965979 pages RAM
[  643.851355]  ? zap_class+0x640/0x640
[  643.855240] 0 pages HighMem/MovableOnly
[  643.859057]  ? enqueue_hrtimer+0x1a5/0x560
[  643.862493] 342867 pages reserved
[  643.862503] 0 pages cma reserved
[  643.866697]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  643.872122] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  643.875095]  ? find_held_lock+0x36/0x1c0
[  643.880230] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  643.883145]  ? zap_class+0x640/0x640
[  643.886237] syz-fuzzer cpuset=
[  643.890143]  ? pvclock_read_flags+0x160/0x160
[  643.894138] /
[  643.898386]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  643.901835]  mems_allowed=0
[  643.905208]  ? check_preemption_disabled+0x48/0x280
[  643.957743]  ? __lock_is_held+0xb5/0x140
[  643.961853]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  643.967421]  ? check_preemption_disabled+0x48/0x280
[  643.972494]  run_timer_softirq+0x52/0xb0
[  643.976591]  ? rcu_read_lock_sched_held+0x14f/0x180
[  643.981634]  __do_softirq+0x308/0xb7e
[  643.985461]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  643.989980]  ? lock_downgrade+0x900/0x900
[  643.994155]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  643.999311]  ? pvclock_read_flags+0x160/0x160
[  644.003831]  ? lapic_next_event+0x5a/0x90
[  644.008004]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  644.013577]  ? kvm_clock_read+0x18/0x30
[  644.017668]  ? kvm_sched_clock_read+0x9/0x20
[  644.022103]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  644.027670]  ? check_preemption_disabled+0x48/0x280
[  644.032719]  irq_exit+0x17f/0x1c0
[  644.036197]  smp_apic_timer_interrupt+0x1cb/0x760
[  644.041059]  ? smp_reschedule_interrupt+0x109/0x650
[  644.046111]  ? smp_call_function_single_interrupt+0x650/0x650
[  644.052012]  ? interrupt_entry+0xb5/0xc0
[  644.056094]  ? trace_hardirqs_off_caller+0xbb/0x310
[  644.061135]  ? trace_hardirqs_off_caller+0xbb/0x310
[  644.066195]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  644.071063]  ? trace_hardirqs_on_caller+0x310/0x310
[  644.076111]  ? trace_hardirqs_on_caller+0x310/0x310
[  644.081137]  ? task_prio+0x50/0x50
[  644.084684]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  644.090232]  ? check_preemption_disabled+0x48/0x280
[  644.095278]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  644.100146]  apic_timer_interrupt+0xf/0x20
[  644.104386]  </IRQ>
[  644.106639] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  644.112546] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  644.131469] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  644.139195] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  644.146479] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  644.153762] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  644.161048] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  644.168333] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  644.175647]  ? save_stack+0xa9/0xd0
[  644.179293]  __kmalloc_node_track_caller+0x33/0x70
[  644.184230]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  644.188994]  pskb_expand_head+0x230/0x10f0
[  644.193242]  ? memcpy+0x45/0x50
[  644.196538]  ? __copy_skb_header+0x350/0x6b0
[  644.200965]  ? skb_release_data+0x880/0x880
[  644.205289]  ? __alloc_skb+0x770/0x770
[  644.209190]  ? __lock_is_held+0xb5/0x140
[  644.213267]  ? kasan_check_write+0x14/0x20
[  644.217506]  ? __skb_clone+0x6c7/0xa00
[  644.221404]  ? __copy_skb_header+0x6b0/0x6b0
[  644.225814]  ? kmem_cache_alloc+0x33a/0x730
[  644.230153]  skb_ensure_writable+0x3dd/0x640
[  644.234575]  ? skb_checksum_setup+0xaa0/0xaa0
[  644.239077]  ? check_preemption_disabled+0x48/0x280
[  644.244112]  ? __this_cpu_preempt_check+0x1c/0x20
[  644.248964]  ? __bpf_redirect+0x54b/0xb20
[  644.253120]  ? __switch_to_asm+0x34/0x70
[  644.257197]  bpf_clone_redirect+0x14a/0x490
[  644.261543]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  644.266576]  ? __sched_text_start+0x8/0x8
[  644.270734]  ? retint_kernel+0x2d/0x2d
[  644.274633]  ? find_held_lock+0x36/0x1c0
[  644.278793]  ? lock_acquire+0x1ed/0x520
[  644.282770]  ? bpf_test_run+0x3cb/0x780
[  644.286749]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  644.292292]  ? check_preemption_disabled+0x48/0x280
[  644.297328]  ? kasan_check_read+0x11/0x20
[  644.301488]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  644.306770]  ? rcu_softirq_qs+0x20/0x20
[  644.310754]  ? preempt_schedule+0x4d/0x60
[  644.314906]  ? ___preempt_schedule+0x16/0x18
[  644.319331]  ? bpf_test_run+0x25d/0x780
[  644.323331]  ? netlink_diag_dump+0x2a0/0x2a0
[  644.327759]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  644.333318]  ? bpf_test_init.isra.10+0x70/0x100
[  644.338014]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  644.342806]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  644.347668]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  644.353227]  ? fput+0x130/0x1a0
[  644.356534]  ? __bpf_prog_get+0x9b/0x290
[  644.360623]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  644.365494]  ? bpf_prog_test_run+0x130/0x1a0
[  644.369931]  ? __x64_sys_bpf+0x3d8/0x520
[  644.374007]  ? bpf_prog_get+0x20/0x20
[  644.377838]  ? do_syscall_64+0x1b9/0x820
[  644.381908]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  644.387289]  ? syscall_return_slowpath+0x5e0/0x5e0
[  644.392233]  ? trace_hardirqs_on_caller+0x310/0x310
[  644.397264]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  644.402293]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  644.408973]  ? __switch_to_asm+0x40/0x70
[  644.413039]  ? __switch_to_asm+0x34/0x70
[  644.417122]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  644.421983]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  644.427384] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  644.427453] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  644.434072] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  644.434083] Call Trace:
[  644.440744] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  644.449967]  <IRQ>
[  644.452560] syz-executor4 cpuset=
[  644.463061]  dump_stack+0x244/0x39d
[  644.465191] syz4
[  644.468664]  ? dump_stack_print_info.cold.1+0x20/0x20
[  644.472272]  mems_allowed=0
[  644.474262]  warn_alloc.cold.117+0xb7/0x1bd
[  644.486702]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  644.491574]  ? lock_downgrade+0x900/0x900
[  644.495742]  ? trace_hardirqs_off+0xb8/0x310
[  644.500166]  ? trace_hardirqs_off+0xb8/0x310
[  644.504599]  __alloc_pages_slowpath+0x2660/0x2d70
[  644.509496]  ? warn_alloc+0x120/0x120
[  644.513342]  ? warn_alloc+0x120/0x120
[  644.517165]  ? print_usage_bug+0xc0/0xc0
[  644.521243]  ? warn_alloc+0x120/0x120
[  644.525059]  ? print_usage_bug+0xc0/0xc0
[  644.529131]  ? __lock_acquire+0x62f/0x4c20
[  644.533366]  ? __lock_acquire+0x62f/0x4c20
[  644.537610]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  644.543150]  ? should_fail+0x22d/0xd01
[  644.547051]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  644.552344]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  644.557452]  ? __lock_acquire+0x62f/0x4c20
[  644.561693]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  644.566801]  ? __lock_acquire+0x62f/0x4c20
[  644.571038]  ? should_fail+0x22d/0xd01
[  644.574933]  ? rcu_irq_exit+0x1a2/0x390
[  644.578923]  ? mark_held_locks+0x130/0x130
[  644.583167]  ? mark_held_locks+0x130/0x130
[  644.587412]  ? mark_held_locks+0xc7/0x130
[  644.591650]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  644.596670]  ? zap_class+0x640/0x640
[  644.600389]  ? print_usage_bug+0xc0/0xc0
[  644.604459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  644.610002]  ? check_preemption_disabled+0x48/0x280
[  644.615034]  ? __lock_is_held+0xb5/0x140
[  644.619120]  __alloc_pages_nodemask+0xa80/0xde0
[  644.623794]  ? zap_class+0x640/0x640
[  644.627525]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  644.632582]  ? find_held_lock+0x36/0x1c0
[  644.636661]  ? ____cache_alloc_node+0x1c7/0x1e0
[  644.641337]  ? lock_downgrade+0x900/0x900
[  644.645502]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  644.651065]  cache_grow_begin+0xa5/0x8c0
[  644.655139]  ? do_raw_spin_unlock+0xa7/0x330
[  644.659576]  fallback_alloc+0x204/0x2e0
[  644.663581]  ____cache_alloc_node+0x1c7/0x1e0
[  644.668112]  kmem_cache_alloc_node+0xe3/0x730
[  644.672624]  ? ipv6_get_ifaddr+0x42e/0x620
[  644.676889]  __alloc_skb+0x119/0x770
[  644.680623]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  644.685923]  ? netdev_alloc_frag+0x1f0/0x1f0
[  644.690349]  ? lock_downgrade+0x900/0x900
[  644.694517]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  644.700087]  ? refcount_sub_and_test_checked+0x203/0x310
[  644.705567]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  644.711266]  ? addrconf_rs_timer+0x690/0x690
[  644.715710]  ndisc_alloc_skb+0x144/0x340
[  644.719804]  ndisc_send_rs+0x331/0x6e0
[  644.723714]  addrconf_rs_timer+0x314/0x690
[  644.727967]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  644.732229]  call_timer_fn+0x272/0x920
[  644.736136]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  644.740390]  ? process_timeout+0x40/0x40
[  644.744473]  ? mark_held_locks+0xc7/0x130
[  644.748639]  ? _raw_spin_unlock_irq+0x27/0x80
[  644.753148]  ? _raw_spin_unlock_irq+0x27/0x80
[  644.757655]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  644.761899]  ? lockdep_hardirqs_on+0x296/0x5b0
[  644.766502]  ? trace_hardirqs_on+0xbd/0x310
[  644.770847]  ? kasan_check_read+0x11/0x20
[  644.775016]  ? __run_timers+0x7da/0xc70
[  644.779011]  ? trace_hardirqs_off_caller+0x310/0x310
[  644.784135]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  644.788383]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  644.792631]  __run_timers+0x7e5/0xc70
[  644.796452]  ? timer_fixup_init+0x70/0x70
[  644.800617]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  644.805654]  ? zap_class+0x640/0x640
[  644.809384]  ? print_usage_bug+0xc0/0xc0
[  644.813463]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  644.818676]  ? find_held_lock+0x36/0x1c0
[  644.822754]  ? zap_class+0x640/0x640
[  644.826487]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  644.832035]  ? check_preemption_disabled+0x48/0x280
[  644.837080]  ? __lock_is_held+0xb5/0x140
[  644.841149]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  644.846696]  ? check_preemption_disabled+0x48/0x280
[  644.851728]  run_timer_softirq+0x52/0xb0
[  644.855801]  ? rcu_read_lock_sched_held+0x14f/0x180
[  644.860824]  __do_softirq+0x308/0xb7e
[  644.864635]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  644.869139]  ? lock_downgrade+0x900/0x900
[  644.873303]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  644.878425]  ? pvclock_read_flags+0x160/0x160
[  644.882933]  ? lapic_next_event+0x5a/0x90
[  644.887108]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  644.892663]  ? kvm_clock_read+0x18/0x30
[  644.896644]  ? kvm_sched_clock_read+0x9/0x20
[  644.901072]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  644.906617]  ? check_preemption_disabled+0x48/0x280
[  644.911653]  irq_exit+0x17f/0x1c0
[  644.915121]  smp_apic_timer_interrupt+0x1cb/0x760
[  644.919967]  ? smp_reschedule_interrupt+0x109/0x650
[  644.924990]  ? smp_call_function_single_interrupt+0x650/0x650
[  644.930882]  ? interrupt_entry+0xb5/0xc0
[  644.934950]  ? trace_hardirqs_off_caller+0xbb/0x310
[  644.939974]  ? trace_hardirqs_off_caller+0xbb/0x310
[  644.944996]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  644.949849]  ? trace_hardirqs_on_caller+0x310/0x310
[  644.954867]  ? trace_hardirqs_on_caller+0x310/0x310
[  644.959891]  ? task_prio+0x50/0x50
[  644.963440]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  644.968986]  ? check_preemption_disabled+0x48/0x280
[  644.974012]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  644.978872]  apic_timer_interrupt+0xf/0x20
[  644.983106]  </IRQ>
[  644.985352] RIP: 0010:console_unlock+0xffa/0x1160
[  644.990200] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  645.009106] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  645.016828] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  645.024099] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  645.031372] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  645.038643] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  645.045918] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  645.053218]  ? netconsole_netdev_event+0x280/0x280
[  645.058167]  ? console_unlock+0xff1/0x1160
[  645.062436]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  645.067110]  ? vprintk_emit+0x7f7/0x930
[  645.071095]  ? lock_release+0xa00/0xa00
[  645.075080]  ? trace_hardirqs_off_caller+0x300/0x310
[  645.080189]  ? vprintk_default+0x28/0x30
[  645.084258]  ? trace_hardirqs_off_caller+0x310/0x310
[  645.089369]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  645.094923]  vprintk_emit+0x33d/0x930
[  645.098739]  ? wake_up_klogd+0x180/0x180
[  645.102815]  ? find_held_lock+0x31/0x1c0
[  645.106891]  ? mark_held_locks+0xc7/0x130
[  645.111063]  ? _raw_spin_unlock_irq+0x27/0x80
[  645.115578]  ? _raw_spin_unlock_irq+0x27/0x80
[  645.120106]  vprintk_default+0x28/0x30
[  645.124014]  vprintk_func+0x7e/0x181
[  645.127746]  printk+0xa7/0xcf
[  645.130863]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  645.135640]  ? _raw_spin_unlock_irq+0x60/0x80
[  645.140168]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  645.145475]  dump_header+0x7cc/0xf72
[  645.149240]  ? pagefault_out_of_memory+0x197/0x197
[  645.154193]  ? zap_class+0x640/0x640
[  645.157921]  ? percpu_ref_get_many+0x240/0x240
[  645.162521]  ? print_usage_bug+0xc0/0xc0
[  645.166609]  ? print_usage_bug+0xc0/0xc0
[  645.170701]  ? zap_class+0x640/0x640
[  645.174431]  ? print_usage_bug+0xc0/0xc0
[  645.178509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  645.184077]  ? find_held_lock+0x36/0x1c0
[  645.188165]  ? mark_held_locks+0xc7/0x130
[  645.192345]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  645.197468]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  645.202584]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  645.207182]  ? trace_hardirqs_on+0xbd/0x310
[  645.211513]  ? kasan_check_read+0x11/0x20
[  645.215690]  ? ___ratelimit+0x3b4/0x672
[  645.219688]  ? trace_hardirqs_off_caller+0x310/0x310
[  645.224806]  ? trace_hardirqs_on+0x310/0x310
[  645.229226]  ? lock_downgrade+0x900/0x900
[  645.233809]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  645.238927]  ? ___ratelimit+0x3b9/0x672
[  645.242907]  ? idr_get_free+0xec0/0xec0
[  645.246890]  ? find_held_lock+0x36/0x1c0
[  645.250974]  oom_kill_process.cold.27+0x10/0x903
[  645.255746]  ? zap_class+0x640/0x640
[  645.259470]  ? check_preemption_disabled+0x48/0x280
[  645.264506]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  645.270110]  ? kasan_check_read+0x11/0x20
[  645.274276]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  645.279585]  ? oom_evaluate_task+0x540/0x540
[  645.284012]  ? find_held_lock+0x36/0x1c0
[  645.288596]  ? out_of_memory+0x974/0x1430
[  645.293405]  ? lock_downgrade+0x900/0x900
[  645.297568]  ? check_preemption_disabled+0x48/0x280
[  645.302618]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  645.307565]  ? kasan_check_read+0x11/0x20
[  645.311727]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  645.317016]  ? rcu_softirq_qs+0x20/0x20
[  645.320998]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  645.326546]  ? oom_evaluate_task+0x302/0x540
[  645.331096]  out_of_memory+0xa84/0x1430
[  645.335143]  ? oom_killer_disable+0x3a0/0x3a0
[  645.339666]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  645.344602]  ? __mutex_add_waiter+0x2a0/0x2a0
[  645.349121]  __alloc_pages_slowpath+0x22d4/0x2d70
[  645.354006]  ? warn_alloc+0x120/0x120
[  645.357817]  ? rcu_softirq_qs+0x20/0x20
[  645.361827]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  645.367370]  ? should_fail+0x22d/0xd01
[  645.371268]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  645.376382]  ? zap_class+0x640/0x640
[  645.380128]  ? __lock_is_held+0xb5/0x140
[  645.384213]  ? mark_held_locks+0x130/0x130
[  645.388455]  ? lock_release+0xa00/0xa00
[  645.392439]  ? perf_trace_sched_process_exec+0x860/0x860
[  645.397909]  ? __might_sleep+0x95/0x190
[  645.401902]  __alloc_pages_nodemask+0xa80/0xde0
[  645.406590]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  645.411618]  ? __page_cache_alloc+0x191/0x5c0
[  645.416122]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  645.421071]  ? kasan_check_read+0x11/0x20
[  645.425235]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  645.430524]  ? zap_class+0x640/0x640
[  645.434258]  ? zap_class+0x640/0x640
[  645.437980]  ? zap_class+0x640/0x640
[  645.441700]  ? __do_page_cache_readahead+0x7ce/0x980
[  645.446818]  ? find_held_lock+0x36/0x1c0
[  645.450894]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  645.456451]  alloc_pages_current+0x173/0x350
[  645.460877]  __page_cache_alloc+0x38c/0x5c0
[  645.465206]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  645.470141]  ? kasan_check_read+0x11/0x20
[  645.474300]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  645.479599]  ? generic_perform_write+0x6a0/0x6a0
[  645.484365]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  645.489923]  ? check_preemption_disabled+0x48/0x280
[  645.494970]  filemap_fault+0x1594/0x25f0
[  645.499080]  ? __lock_page_or_retry+0xa00/0xa00
[  645.503763]  ? mark_held_locks+0x130/0x130
[  645.508011]  ? rcu_softirq_qs+0x20/0x20
[  645.512017]  ? filemap_map_pages+0xe04/0x1990
[  645.516577]  ? __free_object+0x173/0x340
[  645.520685]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  645.525632]  ? trace_hardirqs_off_caller+0x310/0x310
[  645.530749]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  645.536098]  ? debug_object_free+0x32d/0x690
[  645.540516]  ? kasan_check_read+0x11/0x20
[  645.544687]  ? debug_object_destroy+0x2b0/0x2b0
[  645.549366]  ? lock_pi_update_atomic+0x150/0x150
[  645.554131]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  645.559682]  ? __hrtimer_init+0xdb/0x240
[  645.563769]  ? lock_acquire+0x1ed/0x520
[  645.568109]  ? ext4_filemap_fault+0x7a/0xad
[  645.572449]  ? lock_release+0xa00/0xa00
[  645.576485]  ? perf_trace_sched_process_exec+0x860/0x860
[  645.581985]  ? print_usage_bug+0xc0/0xc0
[  645.586950]  ? print_usage_bug+0xc0/0xc0
[  645.591044]  ? down_read+0x8d/0x120
[  645.594697]  ? ext4_filemap_fault+0x7a/0xad
[  645.599046]  ? __down_interruptible+0x700/0x700
[  645.604299]  ext4_filemap_fault+0x82/0xad
[  645.608467]  __do_fault+0x100/0x6b0
[  645.612116]  ? pmd_devmap_trans_unstable+0x220/0x220
[  645.617247]  ? mark_held_locks+0x130/0x130
[  645.621508]  ? mark_held_locks+0x130/0x130
[  645.625780]  ? debug_smp_processor_id+0x1c/0x20
[  645.631172]  ? perf_trace_lock+0x14d/0x7a0
[  645.635441]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  645.641018]  __handle_mm_fault+0x307c/0x5920
[  645.645450]  ? perf_trace_lock+0x7a0/0x7a0
[  645.649741]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  645.654869]  ? lock_is_held_type+0x210/0x210
[  645.659296]  ? ksys_dup3+0x680/0x680
[  645.663024]  ? __switch_to_asm+0x34/0x70
[  645.667127]  ? zap_class+0x640/0x640
[  645.670866]  ? zap_class+0x640/0x640
[  645.674605]  ? __x64_sys_futex+0x53e/0x6a0
[  645.678869]  ? find_held_lock+0x36/0x1c0
[  645.682969]  ? handle_mm_fault+0x42a/0xc70
[  645.687228]  ? lock_downgrade+0x900/0x900
[  645.691389]  ? check_preemption_disabled+0x48/0x280
[  645.696430]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  645.701376]  ? kasan_check_read+0x11/0x20
[  645.705554]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  645.711357]  ? rcu_softirq_qs+0x20/0x20
[  645.715347]  ? trace_hardirqs_off_caller+0x310/0x310
[  645.720462]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  645.726006]  ? check_preemption_disabled+0x48/0x280
[  645.731040]  handle_mm_fault+0x54f/0xc70
[  645.735126]  ? __handle_mm_fault+0x5920/0x5920
[  645.739732]  ? find_vma+0x34/0x190
[  645.743288]  __do_page_fault+0x5e8/0xe60
[  645.747361]  ? trace_hardirqs_off+0xb8/0x310
[  645.751790]  do_page_fault+0xf2/0x7e0
[  645.755595]  ? vmalloc_sync_all+0x30/0x30
[  645.759748]  ? error_entry+0x70/0xd0
[  645.763466]  ? trace_hardirqs_off_caller+0xbb/0x310
[  645.768482]  ? trace_hardirqs_on_caller+0xc0/0x310
[  645.773414]  ? syscall_return_slowpath+0x5e0/0x5e0
[  645.778349]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  645.783199]  ? trace_hardirqs_on_caller+0x310/0x310
[  645.788220]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  645.793686]  ? prepare_exit_to_usermode+0x291/0x3b0
[  645.798713]  ? page_fault+0x8/0x30
[  645.802263]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  645.807116]  ? page_fault+0x8/0x30
[  645.810663]  page_fault+0x1e/0x30
[  645.814121] RIP: 0033:0x40f9c0
[  645.817331] Code: Bad RIP value.
[  645.820695] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  645.826066] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  645.833336] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  645.840609] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  645.847885] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  645.855153] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  645.862456] warn_alloc_show_mem: 1 callbacks suppressed
[  645.862468] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  645.862470] Mem-Info:
[  645.862500] active_anon:55033 inactive_anon:131 isolated_anon:0
[  645.862500]  active_file:10 inactive_file:13 isolated_file:2
[  645.862500]  unevictable:0 dirty:0 writeback:0 unstable:0
[  645.862500]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  645.862500]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  645.862500]  free:13778 free_pcp:355 free_cma:0
[  645.867848] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  645.874785] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  645.877190] Call Trace:
[  645.910155] Node 0 
[  645.919520]  <IRQ>
[  645.947230] 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
[  645.949805]  dump_stack+0x244/0x39d
[  645.952013] lowmem_reserve[]: 0
[  645.954179]  ? dump_stack_print_info.cold.1+0x20/0x20
[  645.979659]  2818 6321
[  645.983320]  warn_alloc.cold.117+0xb7/0x1bd
[  645.986583]  6321
[  645.991794]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  645.998587]  ? lock_downgrade+0x900/0x900
[  646.000632] Node 0 
[  646.005483]  ? trace_hardirqs_off+0xb8/0x310
[  646.009631] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  646.011850]  ? trace_hardirqs_off+0xb8/0x310
[  646.016232] lowmem_reserve[]:
[  646.042984]  __alloc_pages_slowpath+0x2660/0x2d70
[  646.047371]  0
[  646.050503]  ? warn_alloc+0x120/0x120
[  646.055298]  0
[  646.057101]  ? warn_alloc+0x120/0x120
[  646.060886]  3503
[  646.062692]  ? print_usage_bug+0xc0/0xc0
[  646.066467]  3503
[  646.068540]  ? warn_alloc+0x120/0x120
[  646.074662]  ? print_usage_bug+0xc0/0xc0
[  646.078447] Node 0 
[  646.082504]  ? __lock_acquire+0x62f/0x4c20
[  646.082545] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  646.082553] lowmem_reserve[]:
[  646.084796]  ? __lock_acquire+0x62f/0x4c20
[  646.089006]  0 0
[  646.117410]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  646.120498]  0
[  646.124739]  ? should_fail+0x22d/0xd01
[  646.126694]  0
[  646.132226]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  646.137897]  ? __lock_acquire+0x62f/0x4c20
[  646.139678] Node 0 
[  646.144779]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  646.148992] DMA: 
[  646.151228]  ? __lock_acquire+0x62f/0x4c20
[  646.156315] 1*4kB 
[  646.158373]  ? should_fail+0x22d/0xd01
[  646.162584] (U) 
[  646.164739]  ? mark_held_locks+0x130/0x130
[  646.168596] 0*8kB 
[  646.170576]  ? mark_held_locks+0x130/0x130
[  646.174783] 0*16kB 
[  646.176933]  ? zap_class+0x640/0x640
[  646.181141] 1*32kB 
[  646.183375]  ? print_usage_bug+0xc0/0xc0
[  646.187074] (U) 
[  646.189310]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  646.193343] 2*64kB (U) 
[  646.195328]  ? check_preemption_disabled+0x48/0x280
[  646.200836] 1*128kB (U) 
[  646.203446]  ? __lock_is_held+0xb5/0x140
[  646.208432] 1*256kB (U) 
[  646.211113]  __alloc_pages_nodemask+0xa80/0xde0
[  646.215151] 0*512kB 
[  646.217817]  ? zap_class+0x640/0x640
[  646.222464] 1*1024kB 
[  646.224786]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  646.228476] (U) 
[  646.230890]  ? find_held_lock+0x36/0x1c0
[  646.235879] 1*2048kB (M) 
[  646.237876]  ? ____cache_alloc_node+0x1c7/0x1e0
[  646.241909] 3*4096kB (M) 
[  646.244686]  ? lock_downgrade+0x900/0x900
[  646.249328] = 15908kB
[  646.249339] Node 0 
[  646.252113]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  646.256228] DMA32: 5*4kB 
[  646.258658]  cache_grow_begin+0xa5/0x8c0
[  646.260866] (MH) 
[  646.266411]  ? do_raw_spin_unlock+0xa7/0x330
[  646.269149] 1*8kB (U) 
[  646.273235]  fallback_alloc+0x204/0x2e0
[  646.275273] 3*16kB 
[  646.279688]  ____cache_alloc_node+0x1c7/0x1e0
[  646.282166] (MH) 
[  646.286153]  kmem_cache_alloc_node+0xe3/0x730
[  646.288365] 2*32kB 
[  646.292861]  ? ipv6_get_ifaddr+0x42e/0x620
[  646.294906] (MH) 
[  646.299406]  __alloc_skb+0x119/0x770
[  646.301623] 4*64kB 
[  646.305862]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  646.307906] (MH) 
[  646.311618]  ? netdev_alloc_frag+0x1f0/0x1f0
[  646.313831] 4*128kB 
[  646.319112]  ? lock_downgrade+0x900/0x900
[  646.321154] (M) 
[  646.325575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  646.327871] 3*256kB 
[  646.332022]  ? refcount_sub_and_test_checked+0x203/0x310
[  646.333974] (M) 
[  646.339520]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  646.341833] 4*512kB 
[  646.347286]  ? addrconf_rs_timer+0x690/0x690
[  646.349250] (UM) 
[  646.354710]  ndisc_alloc_skb+0x144/0x340
[  646.357008] 3*1024kB 
[  646.361419]  ndisc_send_rs+0x331/0x6e0
[  646.363460] (UM) 
[  646.367535]  addrconf_rs_timer+0x314/0x690
[  646.369928] 3*2048kB 
[  646.373820]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  646.375861] (UM) 
[  646.380109]  call_timer_fn+0x272/0x920
[  646.382492] 3*4096kB 
[  646.386738]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  646.388782] (M) 
[  646.392684]  ? process_timeout+0x40/0x40
[  646.395074] = 25228kB
[  646.395084] Node 0 
[  646.399337]  ? __run_timers+0x7da/0xc70
[  646.401281] Normal: 1142*4kB 
[  646.405365]  ? _raw_spin_unlock_irq+0x27/0x80
[  646.407750] (MEH) 440*8kB 
[  646.410010]  ? _raw_spin_unlock_irq+0x27/0x80
[  646.413976] (UMEH) 
[  646.417115]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  646.417135]  ? lockdep_hardirqs_on+0x296/0x5b0
[  646.421617] 198*16kB (UME) 
[  646.424507]  ? trace_hardirqs_on+0xbd/0x310
[  646.428991] 53*32kB 
[  646.431239]  ? kasan_check_read+0x11/0x20
[  646.435445] (UMEH) 6*64kB 
[  646.440052]  ? __run_timers+0x7da/0xc70
[  646.442969] (UM) 
[  646.447304]  ? trace_hardirqs_off_caller+0x310/0x310
[  646.449610] 1*128kB 
[  646.453770]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  646.456603] (H) 
[  646.460611]  __run_timers+0x7e5/0xc70
[  646.462655] 0*256kB 
[  646.467782]  ? timer_fixup_init+0x70/0x70
[  646.470083] 1*512kB 
[  646.474333]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  646.476286] (H) 
[  646.480100]  ? zap_class+0x640/0x640
[  646.482407] 0*1024kB 
[  646.486572]  ? enqueue_hrtimer+0x1a5/0x560
[  646.488873] 0*2048kB 
[  646.493899]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  646.495857] 0*4096kB 
[  646.499585]  ? find_held_lock+0x36/0x1c0
[  646.501963] = 13976kB
[  646.501979] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  646.506220]  ? zap_class+0x640/0x640
[  646.508614] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  646.513834]  ? pvclock_read_flags+0x160/0x160
[  646.516247] 4258 total pagecache pages
[  646.520328]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  646.522727] 0 pages in swap cache
[  646.531583]  ? check_preemption_disabled+0x48/0x280
[  646.535292] Swap cache stats: add 0, delete 0, find 0/0
[  646.543884]  ? __lock_is_held+0xb5/0x140
[  646.548367] Free swap  = 0kB
[  646.552272]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  646.557782] Total swap = 0kB
[  646.557792] 1965979 pages RAM
[  646.561249]  ? check_preemption_disabled+0x48/0x280
[  646.566235] 0 pages HighMem/MovableOnly
[  646.566245] 342867 pages reserved
[  646.571615]  run_timer_softirq+0x52/0xb0
[  646.575654] 0 pages cma reserved
[  646.578676]  ? rcu_read_lock_sched_held+0x14f/0x180
[  646.584253] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  646.587215]  __do_softirq+0x308/0xb7e
[  646.587235]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  646.587249]  ? lock_downgrade+0x900/0x900
[  646.587266]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  646.590437] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  646.595386]  ? pvclock_read_flags+0x160/0x160
[  646.599517] syz-fuzzer cpuset=
[  646.602990]  ? lapic_next_event+0x5a/0x90
[  646.607032] /
[  646.610404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  646.615404]  mems_allowed=0
[  646.621905]  ? kvm_clock_read+0x18/0x30
[  646.675649]  ? kvm_sched_clock_read+0x9/0x20
[  646.680078]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  646.685632]  ? check_preemption_disabled+0x48/0x280
[  646.690678]  irq_exit+0x17f/0x1c0
[  646.694145]  smp_apic_timer_interrupt+0x1cb/0x760
[  646.698999]  ? smp_reschedule_interrupt+0x109/0x650
[  646.704027]  ? smp_call_function_single_interrupt+0x650/0x650
[  646.710097]  ? interrupt_entry+0xb5/0xc0
[  646.714173]  ? trace_hardirqs_off_caller+0xbb/0x310
[  646.719198]  ? trace_hardirqs_off_caller+0xbb/0x310
[  646.724233]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  646.729090]  ? trace_hardirqs_on_caller+0x310/0x310
[  646.734120]  ? trace_hardirqs_on_caller+0x310/0x310
[  646.739151]  ? task_prio+0x50/0x50
[  646.742709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  646.748256]  ? check_preemption_disabled+0x48/0x280
[  646.753294]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  646.758159]  apic_timer_interrupt+0xf/0x20
[  646.762395]  </IRQ>
[  646.764643] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  646.770560] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  646.789476] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  646.797198] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  646.804479] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  646.811765] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  646.819054] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  646.826338] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  646.833664]  ? save_stack+0xa9/0xd0
[  646.837312]  __kmalloc_node_track_caller+0x33/0x70
[  646.842250]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  646.847024]  pskb_expand_head+0x230/0x10f0
[  646.851269]  ? memcpy+0x45/0x50
[  646.854570]  ? __copy_skb_header+0x350/0x6b0
[  646.858988]  ? skb_release_data+0x880/0x880
[  646.863316]  ? __alloc_skb+0x770/0x770
[  646.867215]  ? __lock_is_held+0xb5/0x140
[  646.871292]  ? kasan_check_write+0x14/0x20
[  646.875535]  ? __skb_clone+0x6c7/0xa00
[  646.879436]  ? __copy_skb_header+0x6b0/0x6b0
[  646.883844]  ? kmem_cache_alloc+0x33a/0x730
[  646.888180]  skb_ensure_writable+0x3dd/0x640
[  646.892600]  ? skb_checksum_setup+0xaa0/0xaa0
[  646.897099]  ? check_preemption_disabled+0x48/0x280
[  646.902127]  ? __this_cpu_preempt_check+0x1c/0x20
[  646.906977]  ? __bpf_redirect+0x54b/0xb20
[  646.911130]  ? __switch_to_asm+0x34/0x70
[  646.915207]  bpf_clone_redirect+0x14a/0x490
[  646.919551]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  646.924588]  ? __sched_text_start+0x8/0x8
[  646.928743]  ? retint_kernel+0x2d/0x2d
[  646.932644]  ? find_held_lock+0x36/0x1c0
[  646.936714]  ? lock_acquire+0x1ed/0x520
[  646.940696]  ? bpf_test_run+0x3cb/0x780
[  646.944686]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  646.950228]  ? check_preemption_disabled+0x48/0x280
[  646.955257]  ? kasan_check_read+0x11/0x20
[  646.959410]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  646.964693]  ? rcu_softirq_qs+0x20/0x20
[  646.968672]  ? preempt_schedule+0x4d/0x60
[  646.972823]  ? ___preempt_schedule+0x16/0x18
[  646.977245]  ? bpf_test_run+0x25d/0x780
[  646.981238]  ? netlink_diag_dump+0x2a0/0x2a0
[  646.985657]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  646.991196]  ? bpf_test_init.isra.10+0x70/0x100
[  646.995877]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  647.000646]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  647.005494]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  647.011040]  ? fput+0x130/0x1a0
[  647.014325]  ? __bpf_prog_get+0x9b/0x290
[  647.018396]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  647.023238]  ? bpf_prog_test_run+0x130/0x1a0
[  647.027653]  ? __x64_sys_bpf+0x3d8/0x520
[  647.031717]  ? bpf_prog_get+0x20/0x20
[  647.035548]  ? do_syscall_64+0x1b9/0x820
[  647.039618]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  647.044991]  ? syscall_return_slowpath+0x5e0/0x5e0
[  647.049941]  ? trace_hardirqs_on_caller+0x310/0x310
[  647.054981]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  647.060002]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  647.066677]  ? __switch_to_asm+0x40/0x70
[  647.070739]  ? __switch_to_asm+0x34/0x70
[  647.074810]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  647.079667]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  647.085065] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  647.085128] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  647.091739] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  647.091744] Call Trace:
[  647.091751]  <IRQ>
[  647.091769]  dump_stack+0x244/0x39d
[  647.091787]  ? dump_stack_print_info.cold.1+0x20/0x20
[  647.091815]  warn_alloc.cold.117+0xb7/0x1bd
[  647.098380] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  647.107646]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  647.110210] syz-executor4 cpuset=
[  647.112359]  ? lock_downgrade+0x900/0x900
[  647.115967] syz4
[  647.121159]  ? trace_hardirqs_off+0xb8/0x310
[  647.125461]  mems_allowed=0
[  647.135951]  ? trace_hardirqs_off+0xb8/0x310
[  647.162049]  __alloc_pages_slowpath+0x2660/0x2d70
[  647.166936]  ? warn_alloc+0x120/0x120
[  647.170745]  ? warn_alloc+0x120/0x120
[  647.174560]  ? print_usage_bug+0xc0/0xc0
[  647.178627]  ? warn_alloc+0x120/0x120
[  647.182434]  ? print_usage_bug+0xc0/0xc0
[  647.186503]  ? __lock_acquire+0x62f/0x4c20
[  647.190745]  ? __lock_acquire+0x62f/0x4c20
[  647.194988]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  647.200537]  ? should_fail+0x22d/0xd01
[  647.204433]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  647.209549]  ? __lock_acquire+0x62f/0x4c20
[  647.213797]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  647.218902]  ? __lock_acquire+0x62f/0x4c20
[  647.223138]  ? should_fail+0x22d/0xd01
[  647.227042]  ? mark_held_locks+0x130/0x130
[  647.231288]  ? mark_held_locks+0x130/0x130
[  647.235535]  ? zap_class+0x640/0x640
[  647.239261]  ? zap_class+0x640/0x640
[  647.242979]  ? print_usage_bug+0xc0/0xc0
[  647.247043]  ? wq_watchdog_touch+0x9c/0xfe
[  647.251289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  647.256833]  ? check_preemption_disabled+0x48/0x280
[  647.261866]  ? __lock_is_held+0xb5/0x140
[  647.265937]  __alloc_pages_nodemask+0xa80/0xde0
[  647.270703]  ? zap_class+0x640/0x640
[  647.274425]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  647.279461]  ? find_held_lock+0x36/0x1c0
[  647.283548]  ? ____cache_alloc_node+0x1c7/0x1e0
[  647.288223]  ? lock_downgrade+0x900/0x900
[  647.292384]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  647.297930]  cache_grow_begin+0xa5/0x8c0
[  647.301994]  ? do_raw_spin_unlock+0xa7/0x330
[  647.306415]  fallback_alloc+0x204/0x2e0
[  647.310401]  ____cache_alloc_node+0x1c7/0x1e0
[  647.314910]  kmem_cache_alloc_node+0xe3/0x730
[  647.319407]  ? ipv6_get_ifaddr+0x42e/0x620
[  647.323658]  __alloc_skb+0x119/0x770
[  647.327377]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  647.332659]  ? netdev_alloc_frag+0x1f0/0x1f0
[  647.337078]  ? lock_downgrade+0x900/0x900
[  647.341236]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  647.346781]  ? refcount_sub_and_test_checked+0x203/0x310
[  647.352247]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  647.357707]  ? addrconf_rs_timer+0x690/0x690
[  647.362133]  ndisc_alloc_skb+0x144/0x340
[  647.366203]  ndisc_send_rs+0x331/0x6e0
[  647.370104]  addrconf_rs_timer+0x314/0x690
[  647.374352]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  647.378609]  call_timer_fn+0x272/0x920
[  647.382504]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  647.386767]  ? process_timeout+0x40/0x40
[  647.390855]  ? mark_held_locks+0xc7/0x130
[  647.395021]  ? _raw_spin_unlock_irq+0x27/0x80
[  647.399560]  ? _raw_spin_unlock_irq+0x27/0x80
[  647.404074]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  647.408323]  ? lockdep_hardirqs_on+0x296/0x5b0
[  647.412920]  ? trace_hardirqs_on+0xbd/0x310
[  647.417257]  ? kasan_check_read+0x11/0x20
[  647.421420]  ? __run_timers+0x7da/0xc70
[  647.425418]  ? trace_hardirqs_off_caller+0x310/0x310
[  647.430568]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  647.434834]  __run_timers+0x7e5/0xc70
[  647.438674]  ? timer_fixup_init+0x70/0x70
[  647.442857]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  647.447902]  ? zap_class+0x640/0x640
[  647.451649]  ? print_usage_bug+0xc0/0xc0
[  647.455740]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  647.460962]  ? find_held_lock+0x36/0x1c0
[  647.465061]  ? zap_class+0x640/0x640
[  647.468799]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  647.474356]  ? check_preemption_disabled+0x48/0x280
[  647.479411]  ? __lock_is_held+0xb5/0x140
[  647.483514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  647.489090]  ? check_preemption_disabled+0x48/0x280
[  647.494156]  run_timer_softirq+0x52/0xb0
[  647.498240]  ? rcu_read_lock_sched_held+0x14f/0x180
[  647.503282]  __do_softirq+0x308/0xb7e
[  647.507109]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  647.511631]  ? lock_downgrade+0x900/0x900
[  647.515806]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  647.520941]  ? pvclock_read_flags+0x160/0x160
[  647.525466]  ? lapic_next_event+0x5a/0x90
[  647.529646]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  647.535215]  ? kvm_clock_read+0x18/0x30
[  647.539235]  ? kvm_sched_clock_read+0x9/0x20
[  647.543689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  647.549253]  ? check_preemption_disabled+0x48/0x280
[  647.554301]  irq_exit+0x17f/0x1c0
[  647.557778]  smp_apic_timer_interrupt+0x1cb/0x760
[  647.562645]  ? smp_reschedule_interrupt+0x109/0x650
[  647.567695]  ? smp_call_function_single_interrupt+0x650/0x650
[  647.573611]  ? interrupt_entry+0xb5/0xc0
[  647.577709]  ? trace_hardirqs_off_caller+0xbb/0x310
[  647.582751]  ? trace_hardirqs_off_caller+0xbb/0x310
[  647.587790]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  647.592646]  ? trace_hardirqs_on_caller+0x310/0x310
[  647.597673]  ? trace_hardirqs_on_caller+0x310/0x310
[  647.602995]  ? task_prio+0x50/0x50
[  647.606554]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  647.612095]  ? check_preemption_disabled+0x48/0x280
[  647.617122]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  647.621985]  apic_timer_interrupt+0xf/0x20
[  647.626223]  </IRQ>
[  647.628469] RIP: 0010:console_unlock+0xffa/0x1160
[  647.633323] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  647.652237] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  647.659969] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  647.667253] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  647.674547] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  647.681833] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  647.689110] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  647.696620]  ? netconsole_netdev_event+0x280/0x280
[  647.701590]  ? console_unlock+0xff1/0x1160
[  647.705892]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  647.710576]  ? vprintk_emit+0x7f7/0x930
[  647.714574]  ? lock_release+0xa00/0xa00
[  647.718568]  ? trace_hardirqs_off_caller+0x300/0x310
[  647.723686]  ? vprintk_default+0x28/0x30
[  647.727759]  ? trace_hardirqs_off_caller+0x310/0x310
[  647.732880]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  647.738444]  vprintk_emit+0x33d/0x930
[  647.742262]  ? wake_up_klogd+0x180/0x180
[  647.746341]  ? find_held_lock+0x31/0x1c0
[  647.750422]  ? mark_held_locks+0xc7/0x130
[  647.754584]  ? _raw_spin_unlock_irq+0x27/0x80
[  647.759098]  ? _raw_spin_unlock_irq+0x27/0x80
[  647.763605]  vprintk_default+0x28/0x30
[  647.767514]  vprintk_func+0x7e/0x181
[  647.771265]  printk+0xa7/0xcf
[  647.774387]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  647.779166]  ? _raw_spin_unlock_irq+0x60/0x80
[  647.783697]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  647.789009]  dump_header+0x7cc/0xf72
[  647.792758]  ? pagefault_out_of_memory+0x197/0x197
[  647.797731]  ? zap_class+0x640/0x640
[  647.801469]  ? percpu_ref_get_many+0x240/0x240
[  647.806079]  ? print_usage_bug+0xc0/0xc0
[  647.810162]  ? print_usage_bug+0xc0/0xc0
[  647.814255]  ? zap_class+0x640/0x640
[  647.817996]  ? print_usage_bug+0xc0/0xc0
[  647.822091]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  647.827662]  ? find_held_lock+0x36/0x1c0
[  647.831753]  ? mark_held_locks+0xc7/0x130
[  647.835919]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  647.841044]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  647.846169]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  647.850770]  ? trace_hardirqs_on+0xbd/0x310
[  647.855104]  ? kasan_check_read+0x11/0x20
[  647.859265]  ? ___ratelimit+0x3b4/0x672
[  647.863259]  ? trace_hardirqs_off_caller+0x310/0x310
[  647.868386]  ? trace_hardirqs_on+0x310/0x310
[  647.872815]  ? lock_downgrade+0x900/0x900
[  647.876987]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  647.882107]  ? ___ratelimit+0x3b9/0x672
[  647.886097]  ? idr_get_free+0xec0/0xec0
[  647.890082]  ? find_held_lock+0x36/0x1c0
[  647.894161]  oom_kill_process.cold.27+0x10/0x903
[  647.898937]  ? zap_class+0x640/0x640
[  647.902662]  ? check_preemption_disabled+0x48/0x280
[  647.907709]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  647.912657]  ? kasan_check_read+0x11/0x20
[  647.916832]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  647.922134]  ? oom_evaluate_task+0x540/0x540
[  647.926578]  ? find_held_lock+0x36/0x1c0
[  647.930672]  ? out_of_memory+0x974/0x1430
[  647.934842]  ? lock_downgrade+0x900/0x900
[  647.939008]  ? check_preemption_disabled+0x48/0x280
[  647.944077]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  647.949026]  ? kasan_check_read+0x11/0x20
[  647.953208]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  647.958516]  ? rcu_softirq_qs+0x20/0x20
[  647.962541]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  647.968104]  ? oom_evaluate_task+0x302/0x540
[  647.972544]  out_of_memory+0xa84/0x1430
[  647.976549]  ? oom_killer_disable+0x3a0/0x3a0
[  647.981063]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  647.986008]  ? __mutex_add_waiter+0x2a0/0x2a0
[  647.990546]  __alloc_pages_slowpath+0x22d4/0x2d70
[  647.995438]  ? warn_alloc+0x120/0x120
[  647.999249]  ? rcu_softirq_qs+0x20/0x20
[  648.003263]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  648.008807]  ? should_fail+0x22d/0xd01
[  648.012703]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  648.017816]  ? zap_class+0x640/0x640
[  648.021572]  ? __lock_is_held+0xb5/0x140
[  648.025652]  ? mark_held_locks+0x130/0x130
[  648.029893]  ? lock_release+0xa00/0xa00
[  648.033881]  ? perf_trace_sched_process_exec+0x860/0x860
[  648.039346]  ? __might_sleep+0x95/0x190
[  648.043335]  __alloc_pages_nodemask+0xa80/0xde0
[  648.048016]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  648.053043]  ? __page_cache_alloc+0x191/0x5c0
[  648.057561]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  648.062506]  ? kasan_check_read+0x11/0x20
[  648.066673]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  648.071965]  ? zap_class+0x640/0x640
[  648.075692]  ? zap_class+0x640/0x640
[  648.079414]  ? zap_class+0x640/0x640
[  648.083141]  ? __do_page_cache_readahead+0x7ce/0x980
[  648.088261]  ? find_held_lock+0x36/0x1c0
[  648.092338]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  648.097893]  alloc_pages_current+0x173/0x350
[  648.102320]  __page_cache_alloc+0x38c/0x5c0
[  648.106658]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  648.111599]  ? kasan_check_read+0x11/0x20
[  648.115764]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  648.121060]  ? generic_perform_write+0x6a0/0x6a0
[  648.125827]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  648.131378]  ? check_preemption_disabled+0x48/0x280
[  648.136410]  filemap_fault+0x1594/0x25f0
[  648.140492]  ? __lock_page_or_retry+0xa00/0xa00
[  648.145182]  ? mark_held_locks+0x130/0x130
[  648.149427]  ? rcu_softirq_qs+0x20/0x20
[  648.153425]  ? filemap_map_pages+0xe04/0x1990
[  648.157944]  ? __free_object+0x173/0x340
[  648.162023]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  648.166965]  ? trace_hardirqs_off_caller+0x310/0x310
[  648.172080]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  648.176777]  ? debug_object_free+0x32d/0x690
[  648.181199]  ? kasan_check_read+0x11/0x20
[  648.185360]  ? debug_object_destroy+0x2b0/0x2b0
[  648.190037]  ? lock_pi_update_atomic+0x150/0x150
[  648.194803]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  648.200345]  ? __hrtimer_init+0xdb/0x240
[  648.204428]  ? lock_acquire+0x1ed/0x520
[  648.208409]  ? ext4_filemap_fault+0x7a/0xad
[  648.212742]  ? lock_release+0xa00/0xa00
[  648.216719]  ? perf_trace_sched_process_exec+0x860/0x860
[  648.222184]  ? print_usage_bug+0xc0/0xc0
[  648.226254]  ? print_usage_bug+0xc0/0xc0
[  648.230334]  ? down_read+0x8d/0x120
[  648.233962]  ? ext4_filemap_fault+0x7a/0xad
[  648.238289]  ? __down_interruptible+0x700/0x700
[  648.242982]  ext4_filemap_fault+0x82/0xad
[  648.247141]  __do_fault+0x100/0x6b0
[  648.250783]  ? pmd_devmap_trans_unstable+0x220/0x220
[  648.255895]  ? mark_held_locks+0x130/0x130
[  648.260138]  ? mark_held_locks+0x130/0x130
[  648.264381]  ? debug_smp_processor_id+0x1c/0x20
[  648.269051]  ? perf_trace_lock+0x14d/0x7a0
[  648.273305]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  648.278849]  __handle_mm_fault+0x307c/0x5920
[  648.283260]  ? perf_trace_lock+0x7a0/0x7a0
[  648.287510]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  648.292372]  ? lock_is_held_type+0x210/0x210
[  648.296795]  ? ksys_dup3+0x680/0x680
[  648.300516]  ? __switch_to_asm+0x34/0x70
[  648.304607]  ? zap_class+0x640/0x640
[  648.308328]  ? zap_class+0x640/0x640
[  648.312041]  ? __x64_sys_futex+0x53e/0x6a0
[  648.316288]  ? find_held_lock+0x36/0x1c0
[  648.320361]  ? handle_mm_fault+0x42a/0xc70
[  648.324600]  ? lock_downgrade+0x900/0x900
[  648.328757]  ? check_preemption_disabled+0x48/0x280
[  648.333786]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  648.338718]  ? kasan_check_read+0x11/0x20
[  648.342871]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  648.348162]  ? rcu_softirq_qs+0x20/0x20
[  648.352148]  ? trace_hardirqs_off_caller+0x310/0x310
[  648.357270]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  648.362823]  ? check_preemption_disabled+0x48/0x280
[  648.367864]  handle_mm_fault+0x54f/0xc70
[  648.371944]  ? __handle_mm_fault+0x5920/0x5920
[  648.376549]  ? find_vma+0x34/0x190
[  648.380100]  __do_page_fault+0x5e8/0xe60
[  648.384166]  ? trace_hardirqs_off+0xb8/0x310
[  648.388593]  do_page_fault+0xf2/0x7e0
[  648.392397]  ? vmalloc_sync_all+0x30/0x30
[  648.396557]  ? error_entry+0x70/0xd0
[  648.400279]  ? trace_hardirqs_off_caller+0xbb/0x310
[  648.405297]  ? trace_hardirqs_on_caller+0xc0/0x310
[  648.410229]  ? syscall_return_slowpath+0x5e0/0x5e0
[  648.415163]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  648.420015]  ? trace_hardirqs_on_caller+0x310/0x310
[  648.425039]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  648.430513]  ? prepare_exit_to_usermode+0x291/0x3b0
[  648.435556]  ? page_fault+0x8/0x30
[  648.439109]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  648.443966]  ? page_fault+0x8/0x30
[  648.447518]  page_fault+0x1e/0x30
[  648.450990] RIP: 0033:0x40f9c0
[  648.454202] Code: Bad RIP value.
[  648.457567] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  648.462939] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  648.470212] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  648.477486] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  648.484768] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  648.492047] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  648.499357] warn_alloc_show_mem: 1 callbacks suppressed
[  648.499369] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  648.499371] Mem-Info:
[  648.499402] active_anon:55033 inactive_anon:131 isolated_anon:0
[  648.499402]  active_file:10 inactive_file:13 isolated_file:2
[  648.499402]  unevictable:0 dirty:0 writeback:0 unstable:0
[  648.499402]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  648.499402]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  648.499402]  free:13778 free_pcp:355 free_cma:0
[  648.504753] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  648.511687] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  648.514061] Call Trace:
[  648.514095]  <IRQ>
[  648.547063] Node 0 
[  648.556446]  dump_stack+0x244/0x39d
[  648.584136] 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
[  648.586714]  ? dump_stack_print_info.cold.1+0x20/0x20
[  648.588842] lowmem_reserve[]:
[  648.591093]  warn_alloc.cold.117+0xb7/0x1bd
[  648.594679]  0 2818
[  648.620214]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  648.625390]  6321
[  648.628503]  ? lock_downgrade+0x900/0x900
[  648.632805]  6321
[  648.635054]  ? trace_hardirqs_off+0xb8/0x310
[  648.639874] Node 0 
[  648.641954]  ? trace_hardirqs_off+0xb8/0x310
[  648.646105] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  648.648154]  __alloc_pages_slowpath+0x2660/0x2d70
[  648.652538] lowmem_reserve[]: 0
[  648.654820]  ? warn_alloc+0x120/0x120
[  648.659180]  0
[  648.685919]  ? warn_alloc+0x120/0x120
[  648.690754]  3503
[  648.694049]  ? print_usage_bug+0xc0/0xc0
[  648.697835]  3503
[  648.699659]  ? warn_alloc+0x120/0x120
[  648.703439] Node 0 
[  648.705504]  ? print_usage_bug+0xc0/0xc0
[  648.710070] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  648.712114]  ? __lock_acquire+0x62f/0x4c20
[  648.716408] lowmem_reserve[]: 0
[  648.718656]  ? __lock_acquire+0x62f/0x4c20
[  648.722694]  0
[  648.751081]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  648.755295]  0
[  648.758580]  ? should_fail+0x22d/0xd01
[  648.762789]  0
[  648.764610]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  648.770121] Node 0 
[  648.771926]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  648.775784] DMA: 1*4kB 
[  648.777595]  ? __lock_acquire+0x62f/0x4c20
[  648.782869] (U) 
[  648.785110]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  648.790186] 0*8kB 0*16kB 
[  648.792782]  ? __lock_acquire+0x62f/0x4c20
[  648.796990] 1*32kB (U) 
[  648.798975]  ? should_fail+0x22d/0xd01
[  648.804057] 2*64kB (U) 
[  648.806834]  ? rcu_irq_exit+0x1a2/0x390
[  648.811042] 1*128kB 
[  648.813641]  ? mark_held_locks+0x130/0x130
[  648.817489] (U) 1*256kB 
[  648.820098]  ? mark_held_locks+0x130/0x130
[  648.824044] (U) 0*512kB 
[  648.826385]  ? mark_held_locks+0xc7/0x130
[  648.830596] 1*1024kB 
[  648.833269]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  648.837489] (U) 
[  648.840159]  ? zap_class+0x640/0x640
[  648.844283] 1*2048kB (M) 
[  648.846712]  ? print_usage_bug+0xc0/0xc0
[  648.851706] 3*4096kB 
[  648.853687]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  648.857367] (M) = 15908kB
[  648.860140]  ? check_preemption_disabled+0x48/0x280
[  648.864179] Node 0 
[  648.866597]  ? __lock_is_held+0xb5/0x140
[  648.872098] DMA32: 5*4kB 
[  648.874870]  __alloc_pages_nodemask+0xa80/0xde0
[  648.879859] (MH) 
[  648.882100]  ? zap_class+0x640/0x640
[  648.886131] 1*8kB (U) 
[  648.888900]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  648.893543] 3*16kB (MH) 
[  648.895630]  ? find_held_lock+0x36/0x1c0
[  648.899308] 2*32kB (MH) 
[  648.901821]  ? ____cache_alloc_node+0x1c7/0x1e0
[  648.906810] 4*64kB (MH) 
[  648.909503]  ? lock_downgrade+0x900/0x900
[  648.913551] 4*128kB (M) 3*256kB 
[  648.916253]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  648.920887] (M) 4*512kB 
[  648.923588]  cache_grow_begin+0xa5/0x8c0
[  648.927702] (UM) 3*1024kB 
[  648.931091]  ? do_raw_spin_unlock+0xa7/0x330
[  648.936614] (UM) 
[  648.939301]  fallback_alloc+0x204/0x2e0
[  648.943342] 3*2048kB (UM) 
[  648.946210]  ____cache_alloc_node+0x1c7/0x1e0
[  648.950592] 3*4096kB (M) 
[  648.952678]  kmem_cache_alloc_node+0xe3/0x730
[  648.956618] = 25228kB
[  648.956627] Node 0 
[  648.959480]  ? ipv6_get_ifaddr+0x42e/0x620
[  648.963956] Normal: 
[  648.966731]  __alloc_skb+0x119/0x770
[  648.971202] 1142*4kB 
[  648.973620]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  648.975830] (MEH) 
[  648.980065]  ? netdev_alloc_frag+0x1f0/0x1f0
[  648.982371] 440*8kB 
[  648.986085]  ? lock_downgrade+0x900/0x900
[  648.988482] (UMEH) 
[  648.993769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  648.995895] 198*16kB 
[  649.000304]  ? refcount_sub_and_test_checked+0x203/0x310
[  649.002608] (UME) 
[  649.006758]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  649.008972] 53*32kB 
[  649.014511]  ? addrconf_rs_timer+0x690/0x690
[  649.016912] (UMEH) 
[  649.022371]  ndisc_alloc_skb+0x144/0x340
[  649.024494] 6*64kB 
[  649.029950]  ndisc_send_rs+0x331/0x6e0
[  649.032248] (UM) 
[  649.036685]  addrconf_rs_timer+0x314/0x690
[  649.038902] 1*128kB 
[  649.042971]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  649.045184] (H) 
[  649.049089]  call_timer_fn+0x272/0x920
[  649.051129] 0*256kB 
[  649.055369]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  649.057675] 1*512kB 
[  649.061914]  ? process_timeout+0x40/0x40
[  649.063869] (H) 
[  649.067768]  ? __run_timers+0x7da/0xc70
[  649.070071] 0*1024kB 
[  649.074316]  ? _raw_spin_unlock_irq+0x27/0x80
[  649.076617] 0*2048kB 
[  649.080707]  ? _raw_spin_unlock_irq+0x27/0x80
[  649.082657] 0*4096kB = 13976kB
[  649.086650]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  649.089050] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  649.093564]  ? lockdep_hardirqs_on+0x296/0x5b0
[  649.095950] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  649.095960] 4258 total pagecache pages
[  649.100487]  ? trace_hardirqs_on+0xbd/0x310
[  649.103663] 0 pages in swap cache
[  649.107890]  ? kasan_check_read+0x11/0x20
[  649.116704] Swap cache stats: add 0, delete 0, find 0/0
[  649.116714] Free swap  = 0kB
[  649.121303]  ? __run_timers+0x7da/0xc70
[  649.129857] Total swap = 0kB
[  649.129867] 1965979 pages RAM
[  649.133767]  ? trace_hardirqs_off_caller+0x310/0x310
[  649.138065] 0 pages HighMem/MovableOnly
[  649.138075] 342867 pages reserved
[  649.141544]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  649.145657] 0 pages cma reserved
[  649.145730] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  649.151042]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  649.151059]  __run_timers+0x7e5/0xc70
[  649.151085]  ? timer_fixup_init+0x70/0x70
[  649.154151] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  649.158063]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  649.161070] syz-fuzzer cpuset=
[  649.164180]  ? zap_class+0x640/0x640
[  649.169262] /
[  649.173241]  ? enqueue_hrtimer+0x1a5/0x560
[  649.176682]  mems_allowed=0
[  649.180921]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  649.239031]  ? find_held_lock+0x36/0x1c0
[  649.243103]  ? zap_class+0x640/0x640
[  649.246828]  ? pvclock_read_flags+0x160/0x160
[  649.251333]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  649.256886]  ? check_preemption_disabled+0x48/0x280
[  649.261932]  ? __lock_is_held+0xb5/0x140
[  649.266010]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  649.271578]  ? check_preemption_disabled+0x48/0x280
[  649.276623]  run_timer_softirq+0x52/0xb0
[  649.280704]  ? rcu_read_lock_sched_held+0x14f/0x180
[  649.285742]  __do_softirq+0x308/0xb7e
[  649.289574]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  649.294076]  ? lock_downgrade+0x900/0x900
[  649.298234]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  649.303355]  ? pvclock_read_flags+0x160/0x160
[  649.307862]  ? lapic_next_event+0x5a/0x90
[  649.312023]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  649.317583]  ? kvm_clock_read+0x18/0x30
[  649.321569]  ? kvm_sched_clock_read+0x9/0x20
[  649.325990]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  649.331544]  ? check_preemption_disabled+0x48/0x280
[  649.336593]  irq_exit+0x17f/0x1c0
[  649.340058]  smp_apic_timer_interrupt+0x1cb/0x760
[  649.344908]  ? smp_reschedule_interrupt+0x109/0x650
[  649.349932]  ? smp_call_function_single_interrupt+0x650/0x650
[  649.355838]  ? interrupt_entry+0xb5/0xc0
[  649.359907]  ? trace_hardirqs_off_caller+0xbb/0x310
[  649.364936]  ? trace_hardirqs_off_caller+0xbb/0x310
[  649.369967]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  649.374823]  ? trace_hardirqs_on_caller+0x310/0x310
[  649.379844]  ? trace_hardirqs_on_caller+0x310/0x310
[  649.384868]  ? task_prio+0x50/0x50
[  649.388416]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  649.393995]  ? check_preemption_disabled+0x48/0x280
[  649.399049]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  649.403915]  apic_timer_interrupt+0xf/0x20
[  649.408153]  </IRQ>
[  649.410399] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  649.416307] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  649.435224] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  649.442944] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  649.450222] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  649.457495] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  649.464783] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  649.472058] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  649.479375]  ? save_stack+0xa9/0xd0
[  649.483021]  __kmalloc_node_track_caller+0x33/0x70
[  649.487964]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  649.492739]  pskb_expand_head+0x230/0x10f0
[  649.496994]  ? memcpy+0x45/0x50
[  649.500301]  ? __copy_skb_header+0x350/0x6b0
[  649.504723]  ? skb_release_data+0x880/0x880
[  649.509049]  ? __alloc_skb+0x770/0x770
[  649.512958]  ? __lock_is_held+0xb5/0x140
[  649.517034]  ? kasan_check_write+0x14/0x20
[  649.521277]  ? __skb_clone+0x6c7/0xa00
[  649.525171]  ? __copy_skb_header+0x6b0/0x6b0
[  649.529592]  ? kmem_cache_alloc+0x33a/0x730
[  649.533940]  skb_ensure_writable+0x3dd/0x640
[  649.538375]  ? skb_checksum_setup+0xaa0/0xaa0
[  649.542878]  ? check_preemption_disabled+0x48/0x280
[  649.547913]  ? __this_cpu_preempt_check+0x1c/0x20
[  649.552762]  ? __bpf_redirect+0x54b/0xb20
[  649.556920]  ? __switch_to_asm+0x34/0x70
[  649.561002]  bpf_clone_redirect+0x14a/0x490
[  649.565344]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  649.570368]  ? __sched_text_start+0x8/0x8
[  649.574534]  ? retint_kernel+0x2d/0x2d
[  649.578441]  ? find_held_lock+0x36/0x1c0
[  649.582512]  ? lock_acquire+0x1ed/0x520
[  649.586500]  ? bpf_test_run+0x3cb/0x780
[  649.590489]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  649.596032]  ? check_preemption_disabled+0x48/0x280
[  649.601583]  ? kasan_check_read+0x11/0x20
[  649.605741]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  649.611023]  ? rcu_softirq_qs+0x20/0x20
[  649.615001]  ? preempt_schedule+0x4d/0x60
[  649.619411]  ? ___preempt_schedule+0x16/0x18
[  649.623835]  ? bpf_test_run+0x25d/0x780
[  649.627826]  ? netlink_diag_dump+0x2a0/0x2a0
[  649.632244]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  649.637790]  ? bpf_test_init.isra.10+0x70/0x100
[  649.642489]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  649.647290]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  649.652152]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  649.657724]  ? fput+0x130/0x1a0
[  649.661015]  ? __bpf_prog_get+0x9b/0x290
[  649.665100]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  649.669966]  ? bpf_prog_test_run+0x130/0x1a0
[  649.674857]  ? __x64_sys_bpf+0x3d8/0x520
[  649.678946]  ? bpf_prog_get+0x20/0x20
[  649.682791]  ? do_syscall_64+0x1b9/0x820
[  649.686870]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  649.692292]  ? syscall_return_slowpath+0x5e0/0x5e0
[  649.697250]  ? trace_hardirqs_on_caller+0x310/0x310
[  649.702292]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  649.707332]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  649.714025]  ? __switch_to_asm+0x40/0x70
[  649.718733]  ? __switch_to_asm+0x34/0x70
[  649.722827]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  649.727702]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  649.733129] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  649.733196] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  649.739818] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  649.739824] Call Trace:
[  649.739830]  <IRQ>
[  649.739852]  dump_stack+0x244/0x39d
[  649.739869]  ? dump_stack_print_info.cold.1+0x20/0x20
[  649.739895]  warn_alloc.cold.117+0xb7/0x1bd
[  649.746444] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  649.755783]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  649.758356] syz-executor4 cpuset=
[  649.760511]  ? lock_downgrade+0x900/0x900
[  649.764124] syz4
[  649.769330]  ? trace_hardirqs_off+0xb8/0x310
[  649.773632]  mems_allowed=0
[  649.805863]  ? trace_hardirqs_off+0xb8/0x310
[  649.810292]  __alloc_pages_slowpath+0x2660/0x2d70
[  649.815182]  ? warn_alloc+0x120/0x120
[  649.819012]  ? warn_alloc+0x120/0x120
[  649.822832]  ? print_usage_bug+0xc0/0xc0
[  649.826915]  ? warn_alloc+0x120/0x120
[  649.830732]  ? print_usage_bug+0xc0/0xc0
[  649.834819]  ? __lock_acquire+0x62f/0x4c20
[  649.839065]  ? __lock_acquire+0x62f/0x4c20
[  649.843316]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  649.848865]  ? should_fail+0x22d/0xd01
[  649.852763]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  649.857875]  ? __lock_acquire+0x62f/0x4c20
[  649.862124]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  649.867230]  ? __lock_acquire+0x62f/0x4c20
[  649.871465]  ? should_fail+0x22d/0xd01
[  649.875359]  ? find_held_lock+0x36/0x1c0
[  649.879434]  ? mark_held_locks+0x130/0x130
[  649.883682]  ? mark_held_locks+0x130/0x130
[  649.887918]  ? zap_class+0x640/0x640
[  649.891644]  ? zap_class+0x640/0x640
[  649.895367]  ? print_usage_bug+0xc0/0xc0
[  649.899428]  ? do_raw_spin_unlock+0xa7/0x330
[  649.903842]  ? zap_class+0x640/0x640
[  649.907564]  ? print_usage_bug+0xc0/0xc0
[  649.911628]  ? wq_watchdog_touch+0x9c/0xfe
[  649.915872]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  649.921421]  ? check_preemption_disabled+0x48/0x280
[  649.926482]  ? __lock_is_held+0xb5/0x140
[  649.930565]  __alloc_pages_nodemask+0xa80/0xde0
[  649.935241]  ? zap_class+0x640/0x640
[  649.938969]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  649.944009]  ? find_held_lock+0x36/0x1c0
[  649.948094]  ? ____cache_alloc_node+0x1c7/0x1e0
[  649.952776]  ? lock_downgrade+0x900/0x900
[  649.956938]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  649.962496]  cache_grow_begin+0xa5/0x8c0
[  649.966576]  ? do_raw_spin_unlock+0xa7/0x330
[  649.970998]  fallback_alloc+0x204/0x2e0
[  649.974985]  ____cache_alloc_node+0x1c7/0x1e0
[  649.979494]  kmem_cache_alloc_node+0xe3/0x730
[  649.984004]  ? ipv6_get_ifaddr+0x42e/0x620
[  649.988257]  __alloc_skb+0x119/0x770
[  649.991979]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  649.997275]  ? netdev_alloc_frag+0x1f0/0x1f0
[  650.001700]  ? lock_downgrade+0x900/0x900
[  650.005865]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  650.011428]  ? refcount_sub_and_test_checked+0x203/0x310
[  650.016889]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  650.022358]  ? addrconf_rs_timer+0x690/0x690
[  650.026785]  ndisc_alloc_skb+0x144/0x340
[  650.030859]  ndisc_send_rs+0x331/0x6e0
[  650.034760]  addrconf_rs_timer+0x314/0x690
[  650.039005]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  650.043276]  call_timer_fn+0x272/0x920
[  650.047188]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  650.051441]  ? process_timeout+0x40/0x40
[  650.055534]  ? mark_held_locks+0xc7/0x130
[  650.059703]  ? _raw_spin_unlock_irq+0x27/0x80
[  650.064214]  ? _raw_spin_unlock_irq+0x27/0x80
[  650.068722]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  650.072976]  ? lockdep_hardirqs_on+0x296/0x5b0
[  650.077580]  ? trace_hardirqs_on+0xbd/0x310
[  650.081918]  ? kasan_check_read+0x11/0x20
[  650.086085]  ? __run_timers+0x7da/0xc70
[  650.090079]  ? trace_hardirqs_off_caller+0x310/0x310
[  650.095201]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  650.099455]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  650.103709]  __run_timers+0x7e5/0xc70
[  650.107539]  ? timer_fixup_init+0x70/0x70
[  650.111726]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  650.116763]  ? zap_class+0x640/0x640
[  650.120497]  ? print_usage_bug+0xc0/0xc0
[  650.124578]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  650.129786]  ? find_held_lock+0x36/0x1c0
[  650.133858]  ? zap_class+0x640/0x640
[  650.137585]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  650.143140]  ? check_preemption_disabled+0x48/0x280
[  650.148190]  ? __lock_is_held+0xb5/0x140
[  650.152276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  650.157823]  ? check_preemption_disabled+0x48/0x280
[  650.162894]  run_timer_softirq+0x52/0xb0
[  650.166979]  ? rcu_read_lock_sched_held+0x14f/0x180
[  650.172011]  __do_softirq+0x308/0xb7e
[  650.175831]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  650.180341]  ? lock_downgrade+0x900/0x900
[  650.184540]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  650.189674]  ? pvclock_read_flags+0x160/0x160
[  650.194208]  ? lapic_next_event+0x5a/0x90
[  650.198377]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  650.203940]  ? kvm_clock_read+0x18/0x30
[  650.207953]  ? kvm_sched_clock_read+0x9/0x20
[  650.212382]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  650.217945]  ? check_preemption_disabled+0x48/0x280
[  650.222996]  irq_exit+0x17f/0x1c0
[  650.226479]  smp_apic_timer_interrupt+0x1cb/0x760
[  650.231348]  ? smp_reschedule_interrupt+0x109/0x650
[  650.236385]  ? smp_call_function_single_interrupt+0x650/0x650
[  650.242292]  ? interrupt_entry+0xb5/0xc0
[  650.246373]  ? trace_hardirqs_off_caller+0xbb/0x310
[  650.251407]  ? trace_hardirqs_off_caller+0xbb/0x310
[  650.256445]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  650.261304]  ? trace_hardirqs_on_caller+0x310/0x310
[  650.266334]  ? trace_hardirqs_on_caller+0x310/0x310
[  650.271368]  ? task_prio+0x50/0x50
[  650.274921]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  650.280470]  ? check_preemption_disabled+0x48/0x280
[  650.285506]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  650.290390]  apic_timer_interrupt+0xf/0x20
[  650.294631]  </IRQ>
[  650.296879] RIP: 0010:console_unlock+0xffa/0x1160
[  650.301732] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  650.320644] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  650.328376] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  650.335684] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  650.342990] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  650.350274] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  650.357567] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  650.364907]  ? netconsole_netdev_event+0x280/0x280
[  650.369893]  ? console_unlock+0xff1/0x1160
[  650.374177]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  650.378857]  ? vprintk_emit+0x7f7/0x930
[  650.382852]  ? lock_release+0xa00/0xa00
[  650.386845]  ? trace_hardirqs_off_caller+0x300/0x310
[  650.391963]  ? vprintk_default+0x28/0x30
[  650.396044]  ? trace_hardirqs_off_caller+0x310/0x310
[  650.401181]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  650.406746]  vprintk_emit+0x33d/0x930
[  650.410575]  ? wake_up_klogd+0x180/0x180
[  650.414663]  ? find_held_lock+0x31/0x1c0
[  650.418753]  ? mark_held_locks+0xc7/0x130
[  650.422916]  ? _raw_spin_unlock_irq+0x27/0x80
[  650.427428]  ? _raw_spin_unlock_irq+0x27/0x80
[  650.431942]  vprintk_default+0x28/0x30
[  650.435844]  vprintk_func+0x7e/0x181
[  650.439569]  printk+0xa7/0xcf
[  650.442681]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  650.447450]  ? _raw_spin_unlock_irq+0x60/0x80
[  650.451974]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  650.457278]  dump_header+0x7cc/0xf72
[  650.461021]  ? pagefault_out_of_memory+0x197/0x197
[  650.465975]  ? zap_class+0x640/0x640
[  650.469705]  ? percpu_ref_get_many+0x240/0x240
[  650.474299]  ? print_usage_bug+0xc0/0xc0
[  650.478368]  ? print_usage_bug+0xc0/0xc0
[  650.482441]  ? zap_class+0x640/0x640
[  650.486162]  ? print_usage_bug+0xc0/0xc0
[  650.490233]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  650.495787]  ? find_held_lock+0x36/0x1c0
[  650.499863]  ? mark_held_locks+0xc7/0x130
[  650.504018]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  650.509131]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  650.514239]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  650.518827]  ? trace_hardirqs_on+0xbd/0x310
[  650.523156]  ? kasan_check_read+0x11/0x20
[  650.527310]  ? ___ratelimit+0x3b4/0x672
[  650.531290]  ? trace_hardirqs_off_caller+0x310/0x310
[  650.536396]  ? trace_hardirqs_on+0x310/0x310
[  650.540814]  ? lock_downgrade+0x900/0x900
[  650.544977]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  650.550091]  ? ___ratelimit+0x3b9/0x672
[  650.554074]  ? idr_get_free+0xec0/0xec0
[  650.558064]  ? find_held_lock+0x36/0x1c0
[  650.562142]  oom_kill_process.cold.27+0x10/0x903
[  650.566904]  ? zap_class+0x640/0x640
[  650.570619]  ? check_preemption_disabled+0x48/0x280
[  650.575648]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  650.580587]  ? kasan_check_read+0x11/0x20
[  650.584745]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  650.590034]  ? oom_evaluate_task+0x540/0x540
[  650.594464]  ? find_held_lock+0x36/0x1c0
[  650.598549]  ? out_of_memory+0x974/0x1430
[  650.602709]  ? lock_downgrade+0x900/0x900
[  650.606861]  ? check_preemption_disabled+0x48/0x280
[  650.611889]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  650.616824]  ? kasan_check_read+0x11/0x20
[  650.620977]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  650.626260]  ? rcu_softirq_qs+0x20/0x20
[  650.630243]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  650.635782]  ? oom_evaluate_task+0x302/0x540
[  650.640202]  out_of_memory+0xa84/0x1430
[  650.644189]  ? oom_killer_disable+0x3a0/0x3a0
[  650.648699]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  650.653635]  ? __mutex_add_waiter+0x2a0/0x2a0
[  650.658149]  __alloc_pages_slowpath+0x22d4/0x2d70
[  650.663026]  ? warn_alloc+0x120/0x120
[  650.666834]  ? rcu_softirq_qs+0x20/0x20
[  650.670867]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  650.676405]  ? should_fail+0x22d/0xd01
[  650.680300]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  650.685413]  ? zap_class+0x640/0x640
[  650.689160]  ? __lock_is_held+0xb5/0x140
[  650.693251]  ? mark_held_locks+0x130/0x130
[  650.697500]  ? lock_release+0xa00/0xa00
[  650.701485]  ? perf_trace_sched_process_exec+0x860/0x860
[  650.706957]  ? __might_sleep+0x95/0x190
[  650.711470]  __alloc_pages_nodemask+0xa80/0xde0
[  650.716153]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  650.721174]  ? __page_cache_alloc+0x191/0x5c0
[  650.725673]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  650.730609]  ? kasan_check_read+0x11/0x20
[  650.734768]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  650.740057]  ? zap_class+0x640/0x640
[  650.743786]  ? zap_class+0x640/0x640
[  650.747503]  ? zap_class+0x640/0x640
[  650.751232]  ? __do_page_cache_readahead+0x7ce/0x980
[  650.756352]  ? find_held_lock+0x36/0x1c0
[  650.760420]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  650.765966]  alloc_pages_current+0x173/0x350
[  650.770412]  __page_cache_alloc+0x38c/0x5c0
[  650.774755]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  650.779736]  ? kasan_check_read+0x11/0x20
[  650.783904]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  650.789205]  ? generic_perform_write+0x6a0/0x6a0
[  650.794074]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  650.799644]  ? check_preemption_disabled+0x48/0x280
[  650.804691]  filemap_fault+0x1594/0x25f0
[  650.808796]  ? __lock_page_or_retry+0xa00/0xa00
[  650.813484]  ? mark_held_locks+0x130/0x130
[  650.817759]  ? rcu_softirq_qs+0x20/0x20
[  650.821784]  ? filemap_map_pages+0xe04/0x1990
[  650.826311]  ? __free_object+0x173/0x340
[  650.830393]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  650.835337]  ? trace_hardirqs_off_caller+0x310/0x310
[  650.840452]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  650.845149]  ? debug_object_free+0x32d/0x690
[  650.849565]  ? kasan_check_read+0x11/0x20
[  650.853725]  ? debug_object_destroy+0x2b0/0x2b0
[  650.858403]  ? lock_pi_update_atomic+0x150/0x150
[  650.863166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  650.868722]  ? __hrtimer_init+0xdb/0x240
[  650.872817]  ? lock_acquire+0x1ed/0x520
[  650.876803]  ? ext4_filemap_fault+0x7a/0xad
[  650.881143]  ? lock_release+0xa00/0xa00
[  650.885126]  ? perf_trace_sched_process_exec+0x860/0x860
[  650.890595]  ? print_usage_bug+0xc0/0xc0
[  650.894672]  ? print_usage_bug+0xc0/0xc0
[  650.898757]  ? down_read+0x8d/0x120
[  650.902400]  ? ext4_filemap_fault+0x7a/0xad
[  650.906749]  ? __down_interruptible+0x700/0x700
[  650.911451]  ext4_filemap_fault+0x82/0xad
[  650.915626]  __do_fault+0x100/0x6b0
[  650.919288]  ? pmd_devmap_trans_unstable+0x220/0x220
[  650.924415]  ? mark_held_locks+0x130/0x130
[  650.928662]  ? mark_held_locks+0x130/0x130
[  650.932909]  ? debug_smp_processor_id+0x1c/0x20
[  650.937584]  ? perf_trace_lock+0x14d/0x7a0
[  650.941835]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  650.947399]  __handle_mm_fault+0x307c/0x5920
[  650.951828]  ? perf_trace_lock+0x7a0/0x7a0
[  650.956091]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  650.960958]  ? lock_is_held_type+0x210/0x210
[  650.965382]  ? ksys_dup3+0x680/0x680
[  650.969100]  ? __switch_to_asm+0x34/0x70
[  650.973181]  ? zap_class+0x640/0x640
[  650.976896]  ? zap_class+0x640/0x640
[  650.980616]  ? __x64_sys_futex+0x53e/0x6a0
[  650.984865]  ? find_held_lock+0x36/0x1c0
[  650.988944]  ? handle_mm_fault+0x42a/0xc70
[  650.993184]  ? lock_downgrade+0x900/0x900
[  650.997350]  ? check_preemption_disabled+0x48/0x280
[  651.002388]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  651.007331]  ? kasan_check_read+0x11/0x20
[  651.011487]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  651.016776]  ? rcu_softirq_qs+0x20/0x20
[  651.020756]  ? trace_hardirqs_off_caller+0x310/0x310
[  651.025868]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  651.031414]  ? check_preemption_disabled+0x48/0x280
[  651.036444]  handle_mm_fault+0x54f/0xc70
[  651.040515]  ? __handle_mm_fault+0x5920/0x5920
[  651.045117]  ? find_vma+0x34/0x190
[  651.048670]  __do_page_fault+0x5e8/0xe60
[  651.052732]  ? trace_hardirqs_off+0xb8/0x310
[  651.057160]  do_page_fault+0xf2/0x7e0
[  651.060969]  ? vmalloc_sync_all+0x30/0x30
[  651.065129]  ? error_entry+0x70/0xd0
[  651.068848]  ? trace_hardirqs_off_caller+0xbb/0x310
[  651.073867]  ? trace_hardirqs_on_caller+0xc0/0x310
[  651.078800]  ? syscall_return_slowpath+0x5e0/0x5e0
[  651.083739]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  651.088600]  ? trace_hardirqs_on_caller+0x310/0x310
[  651.093626]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  651.099096]  ? prepare_exit_to_usermode+0x291/0x3b0
[  651.104123]  ? page_fault+0x8/0x30
[  651.107675]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  651.112533]  ? page_fault+0x8/0x30
[  651.116089]  page_fault+0x1e/0x30
[  651.119556] RIP: 0033:0x40f9c0
[  651.122771] Code: Bad RIP value.
[  651.126141] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  651.131508] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  651.138794] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  651.146073] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  651.153350] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  651.160625] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  651.167928] warn_alloc_show_mem: 1 callbacks suppressed
[  651.167941] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  651.167943] Mem-Info:
[  651.167973] active_anon:55033 inactive_anon:131 isolated_anon:0
[  651.167973]  active_file:10 inactive_file:13 isolated_file:2
[  651.167973]  unevictable:0 dirty:0 writeback:0 unstable:0
[  651.167973]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  651.167973]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  651.167973]  free:13778 free_pcp:355 free_cma:0
[  651.173330] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  651.180281] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  651.182692] Call Trace:
[  651.215664] Node 0 
[  651.225031]  <IRQ>
[  651.252739] 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
[  651.255322]  dump_stack+0x244/0x39d
[  651.257541] lowmem_reserve[]: 0 2818
[  651.259720]  ? dump_stack_print_info.cold.1+0x20/0x20
[  651.285204]  6321 6321
[  651.288875]  warn_alloc.cold.117+0xb7/0x1bd
[  651.292568] Node 0 
[  651.297772]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  651.300270] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  651.304580]  ? lock_downgrade+0x900/0x900
[  651.306787] lowmem_reserve[]: 0
[  651.311658]  ? trace_hardirqs_off+0xb8/0x310
[  651.338357]  0 3503
[  651.342549]  ? trace_hardirqs_off+0xb8/0x310
[  651.345799]  3503
[  651.350234]  __alloc_pages_slowpath+0x2660/0x2d70
[  651.352451] Node 0 
[  651.356902]  ? warn_alloc+0x120/0x120
[  651.358967] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  651.363800]  ? warn_alloc+0x120/0x120
[  651.366020] lowmem_reserve[]:
[  651.369836]  ? print_usage_bug+0xc0/0xc0
[  651.398203]  0 0
[  651.402034]  ? warn_alloc+0x120/0x120
[  651.405115]  0
[  651.409181]  ? print_usage_bug+0xc0/0xc0
[  651.411135]  0
[  651.414932]  ? __lock_acquire+0x62f/0x4c20
[  651.420776]  ? __lock_acquire+0x62f/0x4c20
[  651.422559] Node 0 DMA: 1*4kB 
[  651.426822]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  651.431032] (U) 
[  651.434222]  ? should_fail+0x22d/0xd01
[  651.439734] 0*8kB 0*16kB 
[  651.441725]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  651.445594] 1*32kB (U) 
[  651.448362]  ? __lock_acquire+0x62f/0x4c20
[  651.453436] 2*64kB (U) 
[  651.456032]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  651.460248] 1*128kB 
[  651.462832]  ? __lock_acquire+0x62f/0x4c20
[  651.467912] (U) 
[  651.470234]  ? should_fail+0x22d/0xd01
[  651.474449] 1*256kB 
[  651.476428]  ? find_held_lock+0x36/0x1c0
[  651.480289] (U) 0*512kB 
[  651.482636]  ? mark_held_locks+0x130/0x130
[  651.486676] 1*1024kB 
[  651.489348]  ? mark_held_locks+0x130/0x130
[  651.493573] (U) 
[  651.495984]  ? zap_class+0x640/0x640
[  651.500195] 1*2048kB (M) 
[  651.502178]  ? zap_class+0x640/0x640
[  651.505867] 3*4096kB (M) 
[  651.508633]  ? print_usage_bug+0xc0/0xc0
[  651.512322] = 15908kB
[  651.512331] Node 0 
[  651.515089]  ? do_raw_spin_unlock+0xa7/0x330
[  651.519131] DMA32: 
[  651.521558]  ? zap_class+0x640/0x640
[  651.523769] 5*4kB 
[  651.528179]  ? print_usage_bug+0xc0/0xc0
[  651.530395] (MH) 
[  651.534110]  ? wq_watchdog_touch+0x9c/0xfe
[  651.536240] 1*8kB 
[  651.540298]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  651.542341] (U) 
[  651.546585]  ? check_preemption_disabled+0x48/0x280
[  651.548712] 3*16kB 
[  651.554253]  ? __lock_is_held+0xb5/0x140
[  651.556206] (MH) 
[  651.561228]  __alloc_pages_nodemask+0xa80/0xde0
[  651.563441] 2*32kB (MH) 
[  651.567515]  ? zap_class+0x640/0x640
[  651.569571] 4*64kB 
[  651.574243]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  651.576891] (MH) 
[  651.580614]  ? find_held_lock+0x36/0x1c0
[  651.582816] 4*128kB (M) 
[  651.587847]  ? ____cache_alloc_node+0x1c7/0x1e0
[  651.589881] 3*256kB 
[  651.593940]  ? lock_downgrade+0x900/0x900
[  651.596590] (M) 
[  651.601743]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  651.604045] 4*512kB 
[  651.608193]  cache_grow_begin+0xa5/0x8c0
[  651.610145] (UM) 
[  651.615683]  ? do_raw_spin_unlock+0xa7/0x330
[  651.617986] 3*1024kB (UM) 
[  651.622061]  fallback_alloc+0x204/0x2e0
[  651.624106] 3*2048kB 
[  651.628513]  ____cache_alloc_node+0x1c7/0x1e0
[  651.631339] (UM) 
[  651.635317]  kmem_cache_alloc_node+0xe3/0x730
[  651.637712] 3*4096kB 
[  651.642208]  ? ipv6_get_ifaddr+0x42e/0x620
[  651.644254] (M) 
[  651.648755]  __alloc_skb+0x119/0x770
[  651.651142] = 25228kB
[  651.655378]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  651.657339] Node 0 
[  651.661054]  ? netdev_alloc_frag+0x1f0/0x1f0
[  651.663447] Normal: 1142*4kB 
[  651.668739]  ? lock_downgrade+0x900/0x900
[  651.670957] (MEH) 
[  651.675367]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  651.678442] 440*8kB (UMEH) 
[  651.682602]  ? refcount_sub_and_test_checked+0x203/0x310
[  651.684729] 198*16kB 
[  651.690285]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  651.693196] (UME) 
[  651.698647]  ? addrconf_rs_timer+0x690/0x690
[  651.701036] 53*32kB 
[  651.706491]  ndisc_alloc_skb+0x144/0x340
[  651.708611] (UMEH) 
[  651.713035]  ndisc_send_rs+0x331/0x6e0
[  651.715321] 6*64kB 
[  651.719393]  addrconf_rs_timer+0x314/0x690
[  651.721605] (UM) 
[  651.725496]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  651.727710] 1*128kB 
[  651.731953]  call_timer_fn+0x272/0x920
[  651.733988] (H) 
[  651.738225]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  651.740539] 0*256kB 
[  651.744428]  ? process_timeout+0x40/0x40
[  651.746382] 1*512kB 
[  651.750642]  ? __run_timers+0x7da/0xc70
[  651.752939] (H) 
[  651.757000]  ? _raw_spin_unlock_irq+0x27/0x80
[  651.759303] 0*1024kB 
[  651.763294]  ? _raw_spin_unlock_irq+0x27/0x80
[  651.765253] 0*2048kB 
[  651.769753]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  651.772144] 0*4096kB 
[  651.776640]  ? lockdep_hardirqs_on+0x296/0x5b0
[  651.779030] = 13976kB
[  651.783262]  ? trace_hardirqs_on+0xbd/0x310
[  651.785659] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  651.790239]  ? kasan_check_read+0x11/0x20
[  651.792631] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  651.796949]  ? __run_timers+0x7da/0xc70
[  651.805766] 4258 total pagecache pages
[  651.809917]  ? trace_hardirqs_off_caller+0x310/0x310
[  651.818481] 0 pages in swap cache
[  651.822458]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  651.826319] Swap cache stats: add 0, delete 0, find 0/0
[  651.826329] Free swap  = 0kB
[  651.831437]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  651.834862] Total swap = 0kB
[  651.839099]  __run_timers+0x7e5/0xc70
[  651.844436] 1965979 pages RAM
[  651.847467]  ? timer_fixup_init+0x70/0x70
[  651.851671] 0 pages HighMem/MovableOnly
[  651.854688]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  651.858468] 342867 pages reserved
[  651.861579]  ? zap_class+0x640/0x640
[  651.865704] 0 pages cma reserved
[  651.865776] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  651.869693]  ? enqueue_hrtimer+0x1a5/0x560
[  651.869710]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  651.869731]  ? find_held_lock+0x36/0x1c0
[  651.874803] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  651.878201]  ? zap_class+0x640/0x640
[  651.881918] syz-fuzzer cpuset=
[  651.885288]  ? pvclock_read_flags+0x160/0x160
[  651.891766] /
[  651.896025]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  651.901220]  mems_allowed=0
[  651.905297]  ? check_preemption_disabled+0x48/0x280
[  651.942122]  ? __lock_is_held+0xb5/0x140
[  651.946213]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  651.951772]  ? check_preemption_disabled+0x48/0x280
[  651.956817]  run_timer_softirq+0x52/0xb0
[  651.960898]  ? rcu_read_lock_sched_held+0x14f/0x180
[  651.965934]  __do_softirq+0x308/0xb7e
[  651.969756]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  651.974268]  ? lock_downgrade+0x900/0x900
[  651.978431]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  651.983572]  ? pvclock_read_flags+0x160/0x160
[  651.988116]  ? lapic_next_event+0x5a/0x90
[  651.992281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  651.997842]  ? kvm_clock_read+0x18/0x30
[  652.001835]  ? kvm_sched_clock_read+0x9/0x20
[  652.006281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  652.011832]  ? check_preemption_disabled+0x48/0x280
[  652.016877]  irq_exit+0x17f/0x1c0
[  652.020350]  smp_apic_timer_interrupt+0x1cb/0x760
[  652.025213]  ? smp_reschedule_interrupt+0x109/0x650
[  652.030278]  ? smp_call_function_single_interrupt+0x650/0x650
[  652.036186]  ? interrupt_entry+0xb5/0xc0
[  652.040283]  ? trace_hardirqs_off_caller+0xbb/0x310
[  652.045315]  ? trace_hardirqs_off_caller+0xbb/0x310
[  652.050374]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  652.055260]  ? trace_hardirqs_on_caller+0x310/0x310
[  652.060289]  ? trace_hardirqs_on_caller+0x310/0x310
[  652.065324]  ? task_prio+0x50/0x50
[  652.068906]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  652.074470]  ? check_preemption_disabled+0x48/0x280
[  652.079522]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  652.084414]  apic_timer_interrupt+0xf/0x20
[  652.088682]  </IRQ>
[  652.090931] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  652.096824] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  652.115739] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  652.123467] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  652.130751] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  652.138033] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  652.145314] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  652.152599] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  652.159929]  ? save_stack+0xa9/0xd0
[  652.163605]  __kmalloc_node_track_caller+0x33/0x70
[  652.168577]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  652.173366]  pskb_expand_head+0x230/0x10f0
[  652.177634]  ? memcpy+0x45/0x50
[  652.180936]  ? __copy_skb_header+0x350/0x6b0
[  652.185369]  ? skb_release_data+0x880/0x880
[  652.189712]  ? __alloc_skb+0x770/0x770
[  652.193629]  ? __lock_is_held+0xb5/0x140
[  652.197722]  ? kasan_check_write+0x14/0x20
[  652.201973]  ? __skb_clone+0x6c7/0xa00
[  652.205885]  ? __copy_skb_header+0x6b0/0x6b0
[  652.210306]  ? kmem_cache_alloc+0x33a/0x730
[  652.214650]  skb_ensure_writable+0x3dd/0x640
[  652.219069]  ? skb_checksum_setup+0xaa0/0xaa0
[  652.223577]  ? check_preemption_disabled+0x48/0x280
[  652.228617]  ? __this_cpu_preempt_check+0x1c/0x20
[  652.233465]  ? __bpf_redirect+0x54b/0xb20
[  652.237632]  ? __switch_to_asm+0x34/0x70
[  652.241729]  bpf_clone_redirect+0x14a/0x490
[  652.246071]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  652.251103]  ? __sched_text_start+0x8/0x8
[  652.255274]  ? retint_kernel+0x2d/0x2d
[  652.259179]  ? find_held_lock+0x36/0x1c0
[  652.263261]  ? lock_acquire+0x1ed/0x520
[  652.267247]  ? bpf_test_run+0x3cb/0x780
[  652.271251]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  652.276806]  ? check_preemption_disabled+0x48/0x280
[  652.281842]  ? kasan_check_read+0x11/0x20
[  652.286002]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  652.291292]  ? rcu_softirq_qs+0x20/0x20
[  652.295285]  ? preempt_schedule+0x4d/0x60
[  652.299471]  ? ___preempt_schedule+0x16/0x18
[  652.303911]  ? bpf_test_run+0x25d/0x780
[  652.307914]  ? netlink_diag_dump+0x2a0/0x2a0
[  652.312336]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  652.317889]  ? bpf_test_init.isra.10+0x70/0x100
[  652.322644]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  652.327434]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  652.332292]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  652.337844]  ? fput+0x130/0x1a0
[  652.341132]  ? __bpf_prog_get+0x9b/0x290
[  652.345220]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  652.350083]  ? bpf_prog_test_run+0x130/0x1a0
[  652.354514]  ? __x64_sys_bpf+0x3d8/0x520
[  652.358630]  ? bpf_prog_get+0x20/0x20
[  652.362466]  ? do_syscall_64+0x1b9/0x820
[  652.366557]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  652.371946]  ? syscall_return_slowpath+0x5e0/0x5e0
[  652.376900]  ? trace_hardirqs_on_caller+0x310/0x310
[  652.381945]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  652.386982]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  652.393681]  ? __switch_to_asm+0x40/0x70
[  652.397762]  ? __switch_to_asm+0x34/0x70
[  652.401848]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  652.406717]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  652.412116] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  652.412202] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  652.418803] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  652.418809] Call Trace:
[  652.418815]  <IRQ>
[  652.418838]  dump_stack+0x244/0x39d
[  652.418855]  ? dump_stack_print_info.cold.1+0x20/0x20
[  652.418883]  warn_alloc.cold.117+0xb7/0x1bd
[  652.425448] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  652.434752]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  652.437328] syz-executor4 cpuset=
[  652.439481]  ? lock_downgrade+0x900/0x900
[  652.443090] syz4
[  652.448307]  ? trace_hardirqs_off+0xb8/0x310
[  652.452615]  mems_allowed=0
[  652.463120]  ? trace_hardirqs_off+0xb8/0x310
[  652.489262]  __alloc_pages_slowpath+0x2660/0x2d70
[  652.494157]  ? warn_alloc+0x120/0x120
[  652.497987]  ? warn_alloc+0x120/0x120
[  652.501813]  ? print_usage_bug+0xc0/0xc0
[  652.505895]  ? warn_alloc+0x120/0x120
[  652.509735]  ? print_usage_bug+0xc0/0xc0
[  652.513822]  ? __lock_acquire+0x62f/0x4c20
[  652.518071]  ? __lock_acquire+0x62f/0x4c20
[  652.522321]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  652.527871]  ? should_fail+0x22d/0xd01
[  652.531772]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  652.536889]  ? __lock_acquire+0x62f/0x4c20
[  652.541146]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  652.546269]  ? __lock_acquire+0x62f/0x4c20
[  652.550509]  ? should_fail+0x22d/0xd01
[  652.554433]  ? find_held_lock+0x36/0x1c0
[  652.558537]  ? mark_held_locks+0x130/0x130
[  652.562793]  ? mark_held_locks+0x130/0x130
[  652.567072]  ? zap_class+0x640/0x640
[  652.570804]  ? zap_class+0x640/0x640
[  652.574537]  ? print_usage_bug+0xc0/0xc0
[  652.578605]  ? do_raw_spin_unlock+0xa7/0x330
[  652.583026]  ? zap_class+0x640/0x640
[  652.586750]  ? print_usage_bug+0xc0/0xc0
[  652.590820]  ? wq_watchdog_touch+0x9c/0xfe
[  652.595078]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  652.600626]  ? check_preemption_disabled+0x48/0x280
[  652.605666]  ? __lock_is_held+0xb5/0x140
[  652.609749]  __alloc_pages_nodemask+0xa80/0xde0
[  652.614427]  ? zap_class+0x640/0x640
[  652.618168]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  652.623205]  ? find_held_lock+0x36/0x1c0
[  652.627283]  ? ____cache_alloc_node+0x1c7/0x1e0
[  652.631961]  ? lock_downgrade+0x900/0x900
[  652.636123]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  652.641673]  cache_grow_begin+0xa5/0x8c0
[  652.645744]  ? do_raw_spin_unlock+0xa7/0x330
[  652.650166]  fallback_alloc+0x204/0x2e0
[  652.654155]  ____cache_alloc_node+0x1c7/0x1e0
[  652.658661]  kmem_cache_alloc_node+0xe3/0x730
[  652.663163]  ? ipv6_get_ifaddr+0x42e/0x620
[  652.667414]  __alloc_skb+0x119/0x770
[  652.671136]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  652.676421]  ? netdev_alloc_frag+0x1f0/0x1f0
[  652.680839]  ? lock_downgrade+0x900/0x900
[  652.685263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  652.690820]  ? refcount_sub_and_test_checked+0x203/0x310
[  652.696302]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  652.701757]  ? addrconf_rs_timer+0x690/0x690
[  652.706193]  ndisc_alloc_skb+0x144/0x340
[  652.710745]  ndisc_send_rs+0x331/0x6e0
[  652.714741]  addrconf_rs_timer+0x314/0x690
[  652.718986]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  652.723239]  call_timer_fn+0x272/0x920
[  652.727132]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  652.731376]  ? process_timeout+0x40/0x40
[  652.735453]  ? mark_held_locks+0xc7/0x130
[  652.739611]  ? _raw_spin_unlock_irq+0x27/0x80
[  652.744109]  ? _raw_spin_unlock_irq+0x27/0x80
[  652.748608]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  652.752846]  ? lockdep_hardirqs_on+0x296/0x5b0
[  652.757432]  ? trace_hardirqs_on+0xbd/0x310
[  652.761757]  ? kasan_check_read+0x11/0x20
[  652.765916]  ? __run_timers+0x7da/0xc70
[  652.769896]  ? trace_hardirqs_off_caller+0x310/0x310
[  652.775014]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  652.779260]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  652.783501]  __run_timers+0x7e5/0xc70
[  652.787334]  ? timer_fixup_init+0x70/0x70
[  652.791488]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  652.796511]  ? zap_class+0x640/0x640
[  652.800242]  ? print_usage_bug+0xc0/0xc0
[  652.804310]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  652.809514]  ? find_held_lock+0x36/0x1c0
[  652.813604]  ? zap_class+0x640/0x640
[  652.817332]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  652.822883]  ? check_preemption_disabled+0x48/0x280
[  652.827921]  ? __lock_is_held+0xb5/0x140
[  652.831991]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  652.837547]  ? check_preemption_disabled+0x48/0x280
[  652.842576]  run_timer_softirq+0x52/0xb0
[  652.846645]  ? rcu_read_lock_sched_held+0x14f/0x180
[  652.851669]  __do_softirq+0x308/0xb7e
[  652.855480]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  652.859980]  ? lock_downgrade+0x900/0x900
[  652.864139]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  652.869261]  ? pvclock_read_flags+0x160/0x160
[  652.873766]  ? lapic_next_event+0x5a/0x90
[  652.877920]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  652.883469]  ? kvm_clock_read+0x18/0x30
[  652.887450]  ? kvm_sched_clock_read+0x9/0x20
[  652.891870]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  652.897452]  ? check_preemption_disabled+0x48/0x280
[  652.902491]  irq_exit+0x17f/0x1c0
[  652.905958]  smp_apic_timer_interrupt+0x1cb/0x760
[  652.910808]  ? smp_reschedule_interrupt+0x109/0x650
[  652.915833]  ? smp_call_function_single_interrupt+0x650/0x650
[  652.921730]  ? interrupt_entry+0xb5/0xc0
[  652.925802]  ? trace_hardirqs_off_caller+0xbb/0x310
[  652.930825]  ? trace_hardirqs_off_caller+0xbb/0x310
[  652.935855]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  652.940707]  ? trace_hardirqs_on_caller+0x310/0x310
[  652.945731]  ? trace_hardirqs_on_caller+0x310/0x310
[  652.950758]  ? task_prio+0x50/0x50
[  652.954304]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  652.959846]  ? check_preemption_disabled+0x48/0x280
[  652.964876]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  652.969734]  apic_timer_interrupt+0xf/0x20
[  652.973969]  </IRQ>
[  652.976212] RIP: 0010:console_unlock+0xffa/0x1160
[  652.981066] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  652.999981] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  653.007702] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  653.014978] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  653.022264] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  653.029572] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  653.036859] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  653.044162]  ? netconsole_netdev_event+0x280/0x280
[  653.049129]  ? console_unlock+0xff1/0x1160
[  653.053412]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  653.058096]  ? vprintk_emit+0x7f7/0x930
[  653.062093]  ? lock_release+0xa00/0xa00
[  653.066086]  ? trace_hardirqs_off_caller+0x300/0x310
[  653.071202]  ? vprintk_default+0x28/0x30
[  653.075285]  ? trace_hardirqs_off_caller+0x310/0x310
[  653.080413]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  653.085980]  vprintk_emit+0x33d/0x930
[  653.089810]  ? wake_up_klogd+0x180/0x180
[  653.093895]  ? find_held_lock+0x31/0x1c0
[  653.098033]  ? mark_held_locks+0xc7/0x130
[  653.102211]  ? _raw_spin_unlock_irq+0x27/0x80
[  653.106729]  ? _raw_spin_unlock_irq+0x27/0x80
[  653.111267]  vprintk_default+0x28/0x30
[  653.115183]  vprintk_func+0x7e/0x181
[  653.118920]  printk+0xa7/0xcf
[  653.122050]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  653.126837]  ? _raw_spin_unlock_irq+0x60/0x80
[  653.131361]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  653.136665]  dump_header+0x7cc/0xf72
[  653.140406]  ? pagefault_out_of_memory+0x197/0x197
[  653.145361]  ? zap_class+0x640/0x640
[  653.149098]  ? percpu_ref_get_many+0x240/0x240
[  653.153700]  ? print_usage_bug+0xc0/0xc0
[  653.157786]  ? print_usage_bug+0xc0/0xc0
[  653.161877]  ? zap_class+0x640/0x640
[  653.165618]  ? print_usage_bug+0xc0/0xc0
[  653.169707]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  653.175274]  ? find_held_lock+0x36/0x1c0
[  653.179455]  ? mark_held_locks+0xc7/0x130
[  653.183630]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  653.188758]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  653.193972]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  653.198586]  ? trace_hardirqs_on+0xbd/0x310
[  653.202920]  ? kasan_check_read+0x11/0x20
[  653.207087]  ? ___ratelimit+0x3b4/0x672
[  653.211084]  ? trace_hardirqs_off_caller+0x310/0x310
[  653.216199]  ? trace_hardirqs_on+0x310/0x310
[  653.220626]  ? lock_downgrade+0x900/0x900
[  653.224800]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  653.229913]  ? ___ratelimit+0x3b9/0x672
[  653.233901]  ? idr_get_free+0xec0/0xec0
[  653.237881]  ? find_held_lock+0x36/0x1c0
[  653.241958]  oom_kill_process.cold.27+0x10/0x903
[  653.246720]  ? zap_class+0x640/0x640
[  653.250435]  ? check_preemption_disabled+0x48/0x280
[  653.255464]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  653.260400]  ? kasan_check_read+0x11/0x20
[  653.264562]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  653.269845]  ? oom_evaluate_task+0x540/0x540
[  653.274260]  ? find_held_lock+0x36/0x1c0
[  653.278335]  ? out_of_memory+0x974/0x1430
[  653.282496]  ? lock_downgrade+0x900/0x900
[  653.286658]  ? check_preemption_disabled+0x48/0x280
[  653.291689]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  653.296622]  ? kasan_check_read+0x11/0x20
[  653.300782]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  653.306076]  ? rcu_softirq_qs+0x20/0x20
[  653.310091]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  653.315640]  ? oom_evaluate_task+0x302/0x540
[  653.320080]  out_of_memory+0xa84/0x1430
[  653.324078]  ? oom_killer_disable+0x3a0/0x3a0
[  653.328582]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  653.333519]  ? __mutex_add_waiter+0x2a0/0x2a0
[  653.338058]  __alloc_pages_slowpath+0x22d4/0x2d70
[  653.342947]  ? warn_alloc+0x120/0x120
[  653.346754]  ? rcu_softirq_qs+0x20/0x20
[  653.350765]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  653.356316]  ? should_fail+0x22d/0xd01
[  653.360264]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  653.365380]  ? zap_class+0x640/0x640
[  653.369126]  ? __lock_is_held+0xb5/0x140
[  653.373208]  ? mark_held_locks+0x130/0x130
[  653.377457]  ? lock_release+0xa00/0xa00
[  653.381437]  ? perf_trace_sched_process_exec+0x860/0x860
[  653.386905]  ? __might_sleep+0x95/0x190
[  653.390893]  __alloc_pages_nodemask+0xa80/0xde0
[  653.395576]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  653.400620]  ? __page_cache_alloc+0x191/0x5c0
[  653.405123]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  653.410059]  ? kasan_check_read+0x11/0x20
[  653.414216]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  653.419500]  ? zap_class+0x640/0x640
[  653.423234]  ? zap_class+0x640/0x640
[  653.426947]  ? zap_class+0x640/0x640
[  653.430663]  ? __do_page_cache_readahead+0x7ce/0x980
[  653.435777]  ? find_held_lock+0x36/0x1c0
[  653.439849]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  653.445397]  alloc_pages_current+0x173/0x350
[  653.449817]  __page_cache_alloc+0x38c/0x5c0
[  653.454144]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  653.459097]  ? kasan_check_read+0x11/0x20
[  653.463263]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  653.468566]  ? generic_perform_write+0x6a0/0x6a0
[  653.473336]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  653.478894]  ? check_preemption_disabled+0x48/0x280
[  653.483933]  filemap_fault+0x1594/0x25f0
[  653.488019]  ? __lock_page_or_retry+0xa00/0xa00
[  653.492707]  ? mark_held_locks+0x130/0x130
[  653.496954]  ? rcu_softirq_qs+0x20/0x20
[  653.500951]  ? filemap_map_pages+0xe04/0x1990
[  653.505466]  ? __free_object+0x173/0x340
[  653.509547]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  653.514488]  ? trace_hardirqs_off_caller+0x310/0x310
[  653.519617]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  653.524311]  ? debug_object_free+0x32d/0x690
[  653.528730]  ? kasan_check_read+0x11/0x20
[  653.532889]  ? debug_object_destroy+0x2b0/0x2b0
[  653.537570]  ? lock_pi_update_atomic+0x150/0x150
[  653.542333]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  653.547874]  ? __hrtimer_init+0xdb/0x240
[  653.551951]  ? lock_acquire+0x1ed/0x520
[  653.555935]  ? ext4_filemap_fault+0x7a/0xad
[  653.560277]  ? lock_release+0xa00/0xa00
[  653.564263]  ? perf_trace_sched_process_exec+0x860/0x860
[  653.569734]  ? print_usage_bug+0xc0/0xc0
[  653.573805]  ? print_usage_bug+0xc0/0xc0
[  653.577888]  ? down_read+0x8d/0x120
[  653.581517]  ? ext4_filemap_fault+0x7a/0xad
[  653.585859]  ? __down_interruptible+0x700/0x700
[  653.590558]  ext4_filemap_fault+0x82/0xad
[  653.594722]  __do_fault+0x100/0x6b0
[  653.598366]  ? pmd_devmap_trans_unstable+0x220/0x220
[  653.603944]  ? mark_held_locks+0x130/0x130
[  653.608198]  ? mark_held_locks+0x130/0x130
[  653.612444]  ? debug_smp_processor_id+0x1c/0x20
[  653.617120]  ? perf_trace_lock+0x14d/0x7a0
[  653.621374]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  653.626923]  __handle_mm_fault+0x307c/0x5920
[  653.631341]  ? perf_trace_lock+0x7a0/0x7a0
[  653.635625]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  653.640495]  ? lock_is_held_type+0x210/0x210
[  653.644928]  ? ksys_dup3+0x680/0x680
[  653.648659]  ? __switch_to_asm+0x34/0x70
[  653.652743]  ? zap_class+0x640/0x640
[  653.656459]  ? zap_class+0x640/0x640
[  653.660177]  ? __x64_sys_futex+0x53e/0x6a0
[  653.664424]  ? find_held_lock+0x36/0x1c0
[  653.668542]  ? handle_mm_fault+0x42a/0xc70
[  653.672788]  ? lock_downgrade+0x900/0x900
[  653.676938]  ? check_preemption_disabled+0x48/0x280
[  653.681967]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  653.686902]  ? kasan_check_read+0x11/0x20
[  653.691144]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  653.696428]  ? rcu_softirq_qs+0x20/0x20
[  653.700411]  ? trace_hardirqs_off_caller+0x310/0x310
[  653.705521]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  653.711589]  ? check_preemption_disabled+0x48/0x280
[  653.716635]  handle_mm_fault+0x54f/0xc70
[  653.720704]  ? __handle_mm_fault+0x5920/0x5920
[  653.725293]  ? find_vma+0x34/0x190
[  653.728847]  __do_page_fault+0x5e8/0xe60
[  653.732910]  ? trace_hardirqs_off+0xb8/0x310
[  653.737359]  do_page_fault+0xf2/0x7e0
[  653.741163]  ? vmalloc_sync_all+0x30/0x30
[  653.745317]  ? error_entry+0x70/0xd0
[  653.749036]  ? trace_hardirqs_off_caller+0xbb/0x310
[  653.754062]  ? trace_hardirqs_on_caller+0xc0/0x310
[  653.759001]  ? syscall_return_slowpath+0x5e0/0x5e0
[  653.763937]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  653.768791]  ? trace_hardirqs_on_caller+0x310/0x310
[  653.773813]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  653.779279]  ? prepare_exit_to_usermode+0x291/0x3b0
[  653.784306]  ? page_fault+0x8/0x30
[  653.788812]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  653.793672]  ? page_fault+0x8/0x30
[  653.797242]  page_fault+0x1e/0x30
[  653.800701] RIP: 0033:0x40f9c0
[  653.803907] Code: Bad RIP value.
[  653.807270] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  653.812664] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  653.819939] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  653.827221] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  653.834504] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  653.841792] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  653.849109] warn_alloc_show_mem: 1 callbacks suppressed
[  653.849122] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  653.849124] Mem-Info:
[  653.849154] active_anon:55033 inactive_anon:131 isolated_anon:0
[  653.849154]  active_file:10 inactive_file:13 isolated_file:2
[  653.849154]  unevictable:0 dirty:0 writeback:0 unstable:0
[  653.849154]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  653.849154]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  653.849154]  free:13778 free_pcp:355 free_cma:0
[  653.854518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  653.861473] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  653.863885] Call Trace:
[  653.896851] Node 0 
[  653.906218]  <IRQ>
[  653.933916] 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
[  653.936487]  dump_stack+0x244/0x39d
[  653.938731] lowmem_reserve[]:
[  653.940891]  ? dump_stack_print_info.cold.1+0x20/0x20
[  653.966371]  0 2818
[  653.970032]  warn_alloc.cold.117+0xb7/0x1bd
[  653.973110]  6321
[  653.978309]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  653.980521]  6321
[  653.984886]  ? lock_downgrade+0x900/0x900
[  653.991779]  ? trace_hardirqs_off+0xb8/0x310
[  653.993815] Node 0 
[  653.997970]  ? trace_hardirqs_off+0xb8/0x310
[  654.002384] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  654.004634]  __alloc_pages_slowpath+0x2660/0x2d70
[  654.009014] lowmem_reserve[]: 0
[  654.035786]  ? warn_alloc+0x120/0x120
[  654.040601]  0
[  654.043895]  ? warn_alloc+0x120/0x120
[  654.047671]  3503 3503
[  654.049498]  ? print_usage_bug+0xc0/0xc0
[  654.053285] Node 0 
[  654.055812]  ? warn_alloc+0x120/0x120
[  654.059883] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  654.062101]  ? print_usage_bug+0xc0/0xc0
[  654.065875] lowmem_reserve[]: 0
[  654.094278]  ? __lock_acquire+0x62f/0x4c20
[  654.098332]  0
[  654.101622]  ? __lock_acquire+0x62f/0x4c20
[  654.105843]  0
[  654.107665]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  654.111878]  0
[  654.113705]  ? should_fail+0x22d/0xd01
[  654.119235] Node 0 
[  654.121059]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  654.124924] DMA: 1*4kB 
[  654.127184]  ? __lock_acquire+0x62f/0x4c20
[  654.132265] (U) 
[  654.134860]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  654.139075] 0*8kB 0*16kB 
[  654.141078]  ? __lock_acquire+0x62f/0x4c20
[  654.141094]  ? should_fail+0x22d/0xd01
[  654.146198] 1*32kB 
[  654.148984]  ? mark_held_locks+0x130/0x130
[  654.153206] (U) 
[  654.157115]  ? mark_held_locks+0x130/0x130
[  654.159332] 2*64kB 
[  654.163578]  ? zap_class+0x640/0x640
[  654.165542] (U) 
[  654.169795]  ? zap_class+0x640/0x640
[  654.172012] 1*128kB 
[  654.175742]  ? print_usage_bug+0xc0/0xc0
[  654.177700] (U) 
[  654.181419]  ? wq_watchdog_touch+0x9c/0xfe
[  654.181440]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  654.183744] 1*256kB (U) 
[  654.187823]  ? check_preemption_disabled+0x48/0x280
[  654.189775] 0*512kB 1*1024kB 
[  654.194034]  ? __lock_is_held+0xb5/0x140
[  654.199563] (U) 
[  654.202248]  __alloc_pages_nodemask+0xa80/0xde0
[  654.207245] 1*2048kB 
[  654.210354]  ? zap_class+0x640/0x640
[  654.214391] (M) 
[  654.216375]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  654.221023] 3*4096kB 
[  654.223441]  ? find_held_lock+0x36/0x1c0
[  654.227118] (M) = 15908kB
[  654.229114]  ? ____cache_alloc_node+0x1c7/0x1e0
[  654.234101] Node 0 DMA32: 
[  654.236541]  ? lock_downgrade+0x900/0x900
[  654.240591] 5*4kB 
[  654.243357]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  654.248007] (MH) 
[  654.250861]  cache_grow_begin+0xa5/0x8c0
[  654.254989] 1*8kB 
[  654.257140]  ? do_raw_spin_unlock+0xa7/0x330
[  654.262649] (U) 3*16kB 
[  654.264733]  fallback_alloc+0x204/0x2e0
[  654.268762] (MH) 2*32kB 
[  654.270937]  ____cache_alloc_node+0x1c7/0x1e0
[  654.275321] (MH) 
[  654.277919]  kmem_cache_alloc_node+0xe3/0x730
[  654.281962] 4*64kB (MH) 
[  654.284653]  ? ipv6_get_ifaddr+0x42e/0x620
[  654.289128] 4*128kB 
[  654.291201]  __alloc_skb+0x119/0x770
[  654.295662] (M) 3*256kB 
[  654.298365]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  654.302571] (M) 
[  654.304901]  ? netdev_alloc_frag+0x1f0/0x1f0
[  654.308609] 4*512kB 
[  654.311281]  ? lock_downgrade+0x900/0x900
[  654.316551] (UM) 3*1024kB (UM) 3*2048kB (UM) 
[  654.318581]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  654.322959] 3*4096kB (M) 
[  654.325302]  ? refcount_sub_and_test_checked+0x203/0x310
[  654.329424] = 25228kB
[  654.329435] Node 0 
[  654.333965]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  654.339494] Normal: 1142*4kB 
[  654.342283]  ? addrconf_rs_timer+0x690/0x690
[  654.347705] (MEH) 440*8kB 
[  654.350139]  ndisc_alloc_skb+0x144/0x340
[  654.352350] (UMEH) 
[  654.357805]  ndisc_send_rs+0x331/0x6e0
[  654.360885] 198*16kB (UME) 
[  654.365305]  addrconf_rs_timer+0x314/0x690
[  654.368124] 53*32kB 
[  654.372189]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  654.374403] (UMEH) 
[  654.378296]  call_timer_fn+0x272/0x920
[  654.381197] 6*64kB 
[  654.385430]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  654.387732] (UM) 
[  654.391969]  ? process_timeout+0x40/0x40
[  654.394182] 1*128kB 
[  654.398072]  ? __run_timers+0x7da/0xc70
[  654.400296] (H) 
[  654.404542]  ? _raw_spin_unlock_irq+0x27/0x80
[  654.406576] 0*256kB 1*512kB 
[  654.410647]  ? _raw_spin_unlock_irq+0x27/0x80
[  654.412949] (H) 
[  654.416947]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  654.418904] 0*1024kB 
[  654.423400]  ? lockdep_hardirqs_on+0x296/0x5b0
[  654.426395] 0*2048kB 
[  654.430891]  ? trace_hardirqs_on+0xbd/0x310
[  654.432851] 0*4096kB = 13976kB
[  654.437094]  ? kasan_check_read+0x11/0x20
[  654.439489] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  654.444081]  ? __run_timers+0x7da/0xc70
[  654.446477] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  654.450801]  ? trace_hardirqs_off_caller+0x310/0x310
[  654.453973] 4258 total pagecache pages
[  654.458132]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  654.466944] 0 pages in swap cache
[  654.470918]  __run_timers+0x7e5/0xc70
[  654.479468] Swap cache stats: add 0, delete 0, find 0/0
[  654.479478] Free swap  = 0kB
[  654.484607]  ? timer_fixup_init+0x70/0x70
[  654.488469] Total swap = 0kB
[  654.492706]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  654.496135] 1965979 pages RAM
[  654.499940]  ? zap_class+0x640/0x640
[  654.505273] 0 pages HighMem/MovableOnly
[  654.505282] 342867 pages reserved
[  654.508306]  ? enqueue_hrtimer+0x1a5/0x560
[  654.512421] 0 pages cma reserved
[  654.512491] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  654.515455]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  654.520557] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  654.523579]  ? find_held_lock+0x36/0x1c0
[  654.527262] syz-fuzzer cpuset=
[  654.531242]  ? zap_class+0x640/0x640
[  654.534670] /
[  654.538905]  ? pvclock_read_flags+0x160/0x160
[  654.542252]  mems_allowed=0
[  654.548741]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  654.589685]  ? check_preemption_disabled+0x48/0x280
[  654.594734]  ? __lock_is_held+0xb5/0x140
[  654.598824]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  654.604386]  ? check_preemption_disabled+0x48/0x280
[  654.609435]  run_timer_softirq+0x52/0xb0
[  654.613518]  ? rcu_read_lock_sched_held+0x14f/0x180
[  654.618587]  __do_softirq+0x308/0xb7e
[  654.622416]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  654.626936]  ? lock_downgrade+0x900/0x900
[  654.631109]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  654.636241]  ? pvclock_read_flags+0x160/0x160
[  654.640766]  ? lapic_next_event+0x5a/0x90
[  654.644933]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  654.650494]  ? kvm_clock_read+0x18/0x30
[  654.654492]  ? kvm_sched_clock_read+0x9/0x20
[  654.658935]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  654.664497]  ? check_preemption_disabled+0x48/0x280
[  654.669565]  irq_exit+0x17f/0x1c0
[  654.673042]  smp_apic_timer_interrupt+0x1cb/0x760
[  654.677903]  ? smp_reschedule_interrupt+0x109/0x650
[  654.682941]  ? smp_call_function_single_interrupt+0x650/0x650
[  654.688846]  ? interrupt_entry+0xb5/0xc0
[  654.692946]  ? trace_hardirqs_off_caller+0xbb/0x310
[  654.697980]  ? trace_hardirqs_off_caller+0xbb/0x310
[  654.703025]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  654.708150]  ? trace_hardirqs_on_caller+0x310/0x310
[  654.713197]  ? trace_hardirqs_on_caller+0x310/0x310
[  654.718233]  ? task_prio+0x50/0x50
[  654.721803]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  654.727360]  ? check_preemption_disabled+0x48/0x280
[  654.732405]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  654.737285]  apic_timer_interrupt+0xf/0x20
[  654.741536]  </IRQ>
[  654.743802] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  654.749701] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  654.768625] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  654.776361] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  654.783653] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  654.790945] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  654.798230] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  654.805512] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  654.812848]  ? save_stack+0xa9/0xd0
[  654.816514]  __kmalloc_node_track_caller+0x33/0x70
[  654.821489]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  654.826280]  pskb_expand_head+0x230/0x10f0
[  654.830574]  ? memcpy+0x45/0x50
[  654.833868]  ? __copy_skb_header+0x350/0x6b0
[  654.838287]  ? skb_release_data+0x880/0x880
[  654.842615]  ? __alloc_skb+0x770/0x770
[  654.846532]  ? __lock_is_held+0xb5/0x140
[  654.850615]  ? kasan_check_write+0x14/0x20
[  654.854861]  ? __skb_clone+0x6c7/0xa00
[  654.858759]  ? __copy_skb_header+0x6b0/0x6b0
[  654.863172]  ? kmem_cache_alloc+0x33a/0x730
[  654.867510]  skb_ensure_writable+0x3dd/0x640
[  654.871941]  ? skb_checksum_setup+0xaa0/0xaa0
[  654.876445]  ? check_preemption_disabled+0x48/0x280
[  654.881479]  ? __this_cpu_preempt_check+0x1c/0x20
[  654.886329]  ? __bpf_redirect+0x54b/0xb20
[  654.890488]  ? __switch_to_asm+0x34/0x70
[  654.894614]  bpf_clone_redirect+0x14a/0x490
[  654.898962]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  654.903991]  ? __sched_text_start+0x8/0x8
[  654.908149]  ? retint_kernel+0x2d/0x2d
[  654.912052]  ? find_held_lock+0x36/0x1c0
[  654.916130]  ? lock_acquire+0x1ed/0x520
[  654.920112]  ? bpf_test_run+0x3cb/0x780
[  654.924092]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  654.929646]  ? check_preemption_disabled+0x48/0x280
[  654.934690]  ? kasan_check_read+0x11/0x20
[  654.938863]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  654.944170]  ? rcu_softirq_qs+0x20/0x20
[  654.948164]  ? preempt_schedule+0x4d/0x60
[  654.952333]  ? ___preempt_schedule+0x16/0x18
[  654.956768]  ? bpf_test_run+0x25d/0x780
[  654.960764]  ? netlink_diag_dump+0x2a0/0x2a0
[  654.965189]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  654.970739]  ? bpf_test_init.isra.10+0x70/0x100
[  654.975423]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  654.980195]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  654.985044]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  654.990597]  ? fput+0x130/0x1a0
[  654.993887]  ? __bpf_prog_get+0x9b/0x290
[  654.997961]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  655.002810]  ? bpf_prog_test_run+0x130/0x1a0
[  655.007233]  ? __x64_sys_bpf+0x3d8/0x520
[  655.011306]  ? bpf_prog_get+0x20/0x20
[  655.015141]  ? do_syscall_64+0x1b9/0x820
[  655.019213]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  655.024612]  ? syscall_return_slowpath+0x5e0/0x5e0
[  655.029586]  ? trace_hardirqs_on_caller+0x310/0x310
[  655.034620]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  655.039654]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  655.046340]  ? __switch_to_asm+0x40/0x70
[  655.050412]  ? __switch_to_asm+0x34/0x70
[  655.054485]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  655.059345]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  655.064737] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  655.064809] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  655.071437] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  655.071443] Call Trace:
[  655.071456]  <IRQ>
[  655.071479]  dump_stack+0x244/0x39d
[  655.071498]  ? dump_stack_print_info.cold.1+0x20/0x20
[  655.071535]  warn_alloc.cold.117+0xb7/0x1bd
[  655.078141] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  655.087402]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  655.089967] syz-executor4 cpuset=
[  655.092120]  ? lock_downgrade+0x900/0x900
[  655.095726] syz4
[  655.100921]  ? trace_hardirqs_off+0xb8/0x310
[  655.105218]  mems_allowed=0
[  655.115712]  ? trace_hardirqs_off+0xb8/0x310
[  655.141842]  __alloc_pages_slowpath+0x2660/0x2d70
[  655.146729]  ? warn_alloc+0x120/0x120
[  655.150554]  ? warn_alloc+0x120/0x120
[  655.154365]  ? print_usage_bug+0xc0/0xc0
[  655.158436]  ? warn_alloc+0x120/0x120
[  655.162246]  ? print_usage_bug+0xc0/0xc0
[  655.166319]  ? __lock_acquire+0x62f/0x4c20
[  655.170571]  ? __lock_acquire+0x62f/0x4c20
[  655.174824]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  655.180371]  ? should_fail+0x22d/0xd01
[  655.184266]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  655.189567]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  655.194684]  ? __lock_acquire+0x62f/0x4c20
[  655.198936]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  655.204045]  ? __lock_acquire+0x62f/0x4c20
[  655.208291]  ? should_fail+0x22d/0xd01
[  655.212189]  ? rcu_irq_exit+0x1a2/0x390
[  655.216186]  ? mark_held_locks+0x130/0x130
[  655.220435]  ? mark_held_locks+0x130/0x130
[  655.224684]  ? mark_held_locks+0xc7/0x130
[  655.228835]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  655.233861]  ? zap_class+0x640/0x640
[  655.237584]  ? print_usage_bug+0xc0/0xc0
[  655.241659]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  655.247207]  ? check_preemption_disabled+0x48/0x280
[  655.252245]  ? __lock_is_held+0xb5/0x140
[  655.256321]  __alloc_pages_nodemask+0xa80/0xde0
[  655.261002]  ? zap_class+0x640/0x640
[  655.264731]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  655.269784]  ? find_held_lock+0x36/0x1c0
[  655.273883]  ? ____cache_alloc_node+0x1c7/0x1e0
[  655.278588]  ? lock_downgrade+0x900/0x900
[  655.282769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  655.288336]  cache_grow_begin+0xa5/0x8c0
[  655.292417]  ? do_raw_spin_unlock+0xa7/0x330
[  655.296854]  fallback_alloc+0x204/0x2e0
[  655.300872]  ____cache_alloc_node+0x1c7/0x1e0
[  655.305396]  kmem_cache_alloc_node+0xe3/0x730
[  655.309909]  ? ipv6_get_ifaddr+0x42e/0x620
[  655.314175]  __alloc_skb+0x119/0x770
[  655.317908]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  655.323225]  ? netdev_alloc_frag+0x1f0/0x1f0
[  655.327649]  ? lock_downgrade+0x900/0x900
[  655.331827]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  655.337379]  ? refcount_sub_and_test_checked+0x203/0x310
[  655.342867]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  655.348329]  ? addrconf_rs_timer+0x690/0x690
[  655.352762]  ndisc_alloc_skb+0x144/0x340
[  655.356840]  ndisc_send_rs+0x331/0x6e0
[  655.360747]  addrconf_rs_timer+0x314/0x690
[  655.364999]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  655.369262]  call_timer_fn+0x272/0x920
[  655.373165]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  655.377433]  ? process_timeout+0x40/0x40
[  655.381522]  ? mark_held_locks+0xc7/0x130
[  655.385701]  ? _raw_spin_unlock_irq+0x27/0x80
[  655.390232]  ? _raw_spin_unlock_irq+0x27/0x80
[  655.394741]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  655.399005]  ? lockdep_hardirqs_on+0x296/0x5b0
[  655.403624]  ? trace_hardirqs_on+0xbd/0x310
[  655.407962]  ? kasan_check_read+0x11/0x20
[  655.412135]  ? __run_timers+0x7da/0xc70
[  655.416131]  ? trace_hardirqs_off_caller+0x310/0x310
[  655.421271]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  655.425533]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  655.429786]  __run_timers+0x7e5/0xc70
[  655.433611]  ? timer_fixup_init+0x70/0x70
[  655.437774]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  655.442815]  ? zap_class+0x640/0x640
[  655.446568]  ? print_usage_bug+0xc0/0xc0
[  655.450661]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  655.455880]  ? find_held_lock+0x36/0x1c0
[  655.459957]  ? zap_class+0x640/0x640
[  655.463684]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  655.469234]  ? check_preemption_disabled+0x48/0x280
[  655.474268]  ? __lock_is_held+0xb5/0x140
[  655.478340]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  655.483886]  ? check_preemption_disabled+0x48/0x280
[  655.488916]  run_timer_softirq+0x52/0xb0
[  655.492982]  ? rcu_read_lock_sched_held+0x14f/0x180
[  655.498006]  __do_softirq+0x308/0xb7e
[  655.501818]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  655.506317]  ? lock_downgrade+0x900/0x900
[  655.510476]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  655.515596]  ? pvclock_read_flags+0x160/0x160
[  655.520103]  ? lapic_next_event+0x5a/0x90
[  655.524262]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  655.529813]  ? kvm_clock_read+0x18/0x30
[  655.533793]  ? kvm_sched_clock_read+0x9/0x20
[  655.538209]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  655.543752]  ? check_preemption_disabled+0x48/0x280
[  655.548787]  irq_exit+0x17f/0x1c0
[  655.552254]  smp_apic_timer_interrupt+0x1cb/0x760
[  655.557100]  ? smp_reschedule_interrupt+0x109/0x650
[  655.562133]  ? smp_call_function_single_interrupt+0x650/0x650
[  655.568038]  ? interrupt_entry+0xb5/0xc0
[  655.572142]  ? trace_hardirqs_off_caller+0xbb/0x310
[  655.577174]  ? trace_hardirqs_off_caller+0xbb/0x310
[  655.582214]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  655.587082]  ? trace_hardirqs_on_caller+0x310/0x310
[  655.592115]  ? trace_hardirqs_on_caller+0x310/0x310
[  655.597154]  ? task_prio+0x50/0x50
[  655.601236]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  655.606796]  ? check_preemption_disabled+0x48/0x280
[  655.611827]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  655.616692]  apic_timer_interrupt+0xf/0x20
[  655.620930]  </IRQ>
[  655.623174] RIP: 0010:console_unlock+0xffa/0x1160
[  655.628025] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  655.646944] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  655.654669] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  655.661948] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  655.669229] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  655.676505] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  655.683788] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  655.691088]  ? netconsole_netdev_event+0x280/0x280
[  655.696037]  ? console_unlock+0xff1/0x1160
[  655.700319]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  655.705003]  ? vprintk_emit+0x7f7/0x930
[  655.708996]  ? lock_release+0xa00/0xa00
[  655.712978]  ? trace_hardirqs_off_caller+0x300/0x310
[  655.718092]  ? vprintk_default+0x28/0x30
[  655.722167]  ? trace_hardirqs_off_caller+0x310/0x310
[  655.727284]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  655.732848]  vprintk_emit+0x33d/0x930
[  655.736677]  ? wake_up_klogd+0x180/0x180
[  655.740769]  ? find_held_lock+0x31/0x1c0
[  655.744860]  ? mark_held_locks+0xc7/0x130
[  655.749027]  ? _raw_spin_unlock_irq+0x27/0x80
[  655.753558]  ? _raw_spin_unlock_irq+0x27/0x80
[  655.758096]  vprintk_default+0x28/0x30
[  655.761999]  vprintk_func+0x7e/0x181
[  655.765734]  printk+0xa7/0xcf
[  655.768851]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  655.773649]  ? _raw_spin_unlock_irq+0x60/0x80
[  655.778179]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  655.783486]  dump_header+0x7cc/0xf72
[  655.787235]  ? pagefault_out_of_memory+0x197/0x197
[  655.792187]  ? zap_class+0x640/0x640
[  655.795920]  ? percpu_ref_get_many+0x240/0x240
[  655.800518]  ? print_usage_bug+0xc0/0xc0
[  655.804598]  ? print_usage_bug+0xc0/0xc0
[  655.808685]  ? zap_class+0x640/0x640
[  655.812414]  ? print_usage_bug+0xc0/0xc0
[  655.816509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  655.822096]  ? find_held_lock+0x36/0x1c0
[  655.826177]  ? mark_held_locks+0xc7/0x130
[  655.830341]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  655.835464]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  655.840593]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  655.845199]  ? trace_hardirqs_on+0xbd/0x310
[  655.849552]  ? kasan_check_read+0x11/0x20
[  655.853724]  ? ___ratelimit+0x3b4/0x672
[  655.857717]  ? trace_hardirqs_off_caller+0x310/0x310
[  655.862845]  ? trace_hardirqs_on+0x310/0x310
[  655.867277]  ? lock_downgrade+0x900/0x900
[  655.871458]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  655.876595]  ? ___ratelimit+0x3b9/0x672
[  655.880595]  ? idr_get_free+0xec0/0xec0
[  655.884599]  ? find_held_lock+0x36/0x1c0
[  655.888706]  oom_kill_process.cold.27+0x10/0x903
[  655.893495]  ? zap_class+0x640/0x640
[  655.897239]  ? check_preemption_disabled+0x48/0x280
[  655.902287]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  655.907233]  ? kasan_check_read+0x11/0x20
[  655.911403]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  655.916707]  ? oom_evaluate_task+0x540/0x540
[  655.921150]  ? find_held_lock+0x36/0x1c0
[  655.925240]  ? out_of_memory+0x974/0x1430
[  655.929417]  ? lock_downgrade+0x900/0x900
[  655.933581]  ? check_preemption_disabled+0x48/0x280
[  655.938629]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  655.943575]  ? kasan_check_read+0x11/0x20
[  655.947743]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  655.953043]  ? rcu_softirq_qs+0x20/0x20
[  655.957064]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  655.962620]  ? oom_evaluate_task+0x302/0x540
[  655.967059]  out_of_memory+0xa84/0x1430
[  655.971088]  ? oom_killer_disable+0x3a0/0x3a0
[  655.975602]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  655.980558]  ? __mutex_add_waiter+0x2a0/0x2a0
[  655.985099]  __alloc_pages_slowpath+0x22d4/0x2d70
[  655.989988]  ? warn_alloc+0x120/0x120
[  655.993805]  ? rcu_softirq_qs+0x20/0x20
[  655.997834]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  656.003388]  ? should_fail+0x22d/0xd01
[  656.007303]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  656.012437]  ? zap_class+0x640/0x640
[  656.016198]  ? __lock_is_held+0xb5/0x140
[  656.020297]  ? mark_held_locks+0x130/0x130
[  656.024562]  ? lock_release+0xa00/0xa00
[  656.028561]  ? perf_trace_sched_process_exec+0x860/0x860
[  656.034041]  ? __might_sleep+0x95/0x190
[  656.038049]  __alloc_pages_nodemask+0xa80/0xde0
[  656.042755]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  656.047788]  ? __page_cache_alloc+0x191/0x5c0
[  656.052311]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  656.057272]  ? kasan_check_read+0x11/0x20
[  656.061440]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  656.066735]  ? zap_class+0x640/0x640
[  656.070466]  ? zap_class+0x640/0x640
[  656.074187]  ? zap_class+0x640/0x640
[  656.077927]  ? __do_page_cache_readahead+0x7ce/0x980
[  656.083057]  ? find_held_lock+0x36/0x1c0
[  656.087137]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  656.092698]  alloc_pages_current+0x173/0x350
[  656.097126]  __page_cache_alloc+0x38c/0x5c0
[  656.101463]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  656.106409]  ? kasan_check_read+0x11/0x20
[  656.110580]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  656.115882]  ? generic_perform_write+0x6a0/0x6a0
[  656.120664]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  656.126238]  ? check_preemption_disabled+0x48/0x280
[  656.131277]  filemap_fault+0x1594/0x25f0
[  656.135365]  ? __lock_page_or_retry+0xa00/0xa00
[  656.140065]  ? mark_held_locks+0x130/0x130
[  656.144323]  ? rcu_softirq_qs+0x20/0x20
[  656.148329]  ? filemap_map_pages+0xe04/0x1990
[  656.152857]  ? __free_object+0x173/0x340
[  656.156939]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  656.161889]  ? trace_hardirqs_off_caller+0x310/0x310
[  656.167002]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  656.171698]  ? debug_object_free+0x32d/0x690
[  656.176115]  ? kasan_check_read+0x11/0x20
[  656.180275]  ? debug_object_destroy+0x2b0/0x2b0
[  656.184956]  ? lock_pi_update_atomic+0x150/0x150
[  656.189721]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  656.195270]  ? __hrtimer_init+0xdb/0x240
[  656.199350]  ? lock_acquire+0x1ed/0x520
[  656.203332]  ? ext4_filemap_fault+0x7a/0xad
[  656.207669]  ? lock_release+0xa00/0xa00
[  656.211646]  ? perf_trace_sched_process_exec+0x860/0x860
[  656.217106]  ? print_usage_bug+0xc0/0xc0
[  656.221178]  ? print_usage_bug+0xc0/0xc0
[  656.225253]  ? down_read+0x8d/0x120
[  656.228878]  ? ext4_filemap_fault+0x7a/0xad
[  656.233209]  ? __down_interruptible+0x700/0x700
[  656.237900]  ext4_filemap_fault+0x82/0xad
[  656.242061]  __do_fault+0x100/0x6b0
[  656.245721]  ? pmd_devmap_trans_unstable+0x220/0x220
[  656.250840]  ? mark_held_locks+0x130/0x130
[  656.255092]  ? mark_held_locks+0x130/0x130
[  656.259339]  ? debug_smp_processor_id+0x1c/0x20
[  656.264019]  ? perf_trace_lock+0x14d/0x7a0
[  656.268275]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  656.273832]  __handle_mm_fault+0x307c/0x5920
[  656.278251]  ? perf_trace_lock+0x7a0/0x7a0
[  656.282510]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  656.287382]  ? lock_is_held_type+0x210/0x210
[  656.291816]  ? ksys_dup3+0x680/0x680
[  656.295557]  ? __switch_to_asm+0x34/0x70
[  656.299657]  ? zap_class+0x640/0x640
[  656.303386]  ? zap_class+0x640/0x640
[  656.307115]  ? __x64_sys_futex+0x53e/0x6a0
[  656.311376]  ? find_held_lock+0x36/0x1c0
[  656.315471]  ? handle_mm_fault+0x42a/0xc70
[  656.319732]  ? lock_downgrade+0x900/0x900
[  656.323904]  ? check_preemption_disabled+0x48/0x280
[  656.328959]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  656.333914]  ? kasan_check_read+0x11/0x20
[  656.338089]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  656.343401]  ? rcu_softirq_qs+0x20/0x20
[  656.347394]  ? trace_hardirqs_off_caller+0x310/0x310
[  656.352520]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  656.358106]  ? check_preemption_disabled+0x48/0x280
[  656.363154]  handle_mm_fault+0x54f/0xc70
[  656.367242]  ? __handle_mm_fault+0x5920/0x5920
[  656.371857]  ? find_vma+0x34/0x190
[  656.375423]  __do_page_fault+0x5e8/0xe60
[  656.379503]  ? trace_hardirqs_off+0xb8/0x310
[  656.383952]  do_page_fault+0xf2/0x7e0
[  656.387771]  ? vmalloc_sync_all+0x30/0x30
[  656.391945]  ? error_entry+0x70/0xd0
[  656.395722]  ? trace_hardirqs_off_caller+0xbb/0x310
[  656.400778]  ? trace_hardirqs_on_caller+0xc0/0x310
[  656.405731]  ? syscall_return_slowpath+0x5e0/0x5e0
[  656.410686]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  656.415581]  ? trace_hardirqs_on_caller+0x310/0x310
[  656.420634]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  656.426119]  ? prepare_exit_to_usermode+0x291/0x3b0
[  656.431168]  ? page_fault+0x8/0x30
[  656.434737]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  656.439618]  ? page_fault+0x8/0x30
[  656.443213]  page_fault+0x1e/0x30
[  656.446691] RIP: 0033:0x40f9c0
[  656.449912] Code: Bad RIP value.
[  656.453290] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  656.458675] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  656.465960] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  656.473248] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  656.480539] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  656.487826] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  656.495169] warn_alloc_show_mem: 1 callbacks suppressed
[  656.495182] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  656.495184] Mem-Info:
[  656.495214] active_anon:55033 inactive_anon:131 isolated_anon:0
[  656.495214]  active_file:10 inactive_file:13 isolated_file:2
[  656.495214]  unevictable:0 dirty:0 writeback:0 unstable:0
[  656.495214]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  656.495214]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  656.495214]  free:13778 free_pcp:355 free_cma:0
[  656.500573] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  656.500584] Call Trace:
[  656.507549] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  656.509963]  <IRQ>
[  656.542935] Node 0 
[  656.552321]  dump_stack+0x244/0x39d
[  656.554922] 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
[  656.582616]  ? dump_stack_print_info.cold.1+0x20/0x20
[  656.584743] lowmem_reserve[]: 0
[  656.587019]  warn_alloc.cold.117+0xb7/0x1bd
[  656.590622]  2818
[  656.616144]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  656.621325]  6321
[  656.624626]  ? lock_downgrade+0x900/0x900
[  656.628931]  6321
[  656.631025]  ? trace_hardirqs_off+0xb8/0x310
[  656.635849] Node 0 
[  656.637927]  ? trace_hardirqs_off+0xb8/0x310
[  656.642083] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  656.644139]  __alloc_pages_slowpath+0x2660/0x2d70
[  656.648518] lowmem_reserve[]: 0
[  656.650836]  ? warn_alloc+0x120/0x120
[  656.655191]  0 3503
[  656.681940]  ? warn_alloc+0x120/0x120
[  656.686772]  3503
[  656.690082]  ? print_usage_bug+0xc0/0xc0
[  656.693860] Node 0 
[  656.696103]  ? warn_alloc+0x120/0x120
[  656.699906] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  656.701969]  ? print_usage_bug+0xc0/0xc0
[  656.706007] lowmem_reserve[]: 0
[  656.708671]  ? __lock_acquire+0x62f/0x4c20
[  656.712464]  0
[  656.740851]  ? __lock_acquire+0x62f/0x4c20
[  656.744908]  0
[  656.748203]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  656.752421]  0
[  656.754236]  ? should_fail+0x22d/0xd01
[  656.758459] Node 0 
[  656.760276]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  656.765781] DMA: 1*4kB 
[  656.767602]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  656.771468] (U) 
[  656.773717]  ? __lock_acquire+0x62f/0x4c20
[  656.778975] 0*8kB 0*16kB 
[  656.781592]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  656.786685] 1*32kB 
[  656.788675]  ? __lock_acquire+0x62f/0x4c20
[  656.792885] (U) 2*64kB 
[  656.795674]  ? should_fail+0x22d/0xd01
[  656.800765] (U) 
[  656.803009]  ? rcu_irq_exit+0x1a2/0x390
[  656.803037]  ? mark_held_locks+0x130/0x130
[  656.807244] 1*128kB (U) 
[  656.809852]  ? mark_held_locks+0x130/0x130
[  656.813711] 1*256kB (U) 
[  656.815712]  ? mark_held_locks+0xc7/0x130
[  656.819662] 0*512kB 1*1024kB 
[  656.823919]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  656.823938]  ? zap_class+0x640/0x640
[  656.826599] (U) 
[  656.830845]  ? print_usage_bug+0xc0/0xc0
[  656.833503] 1*2048kB 
[  656.837688]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  656.840779] (M) 
[  656.845813]  ? check_preemption_disabled+0x48/0x280
[  656.849503] 3*4096kB (M) 
[  656.851510]  ? __lock_is_held+0xb5/0x140
[  656.855550] = 15908kB
[  656.857979]  __alloc_pages_nodemask+0xa80/0xde0
[  656.863499] Node 0 DMA32: 
[  656.865531]  ? zap_class+0x640/0x640
[  656.870543] 5*4kB 
[  656.873319]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  656.877367] (MH) 
[  656.879798]  ? find_held_lock+0x36/0x1c0
[  656.884448] 1*8kB 
[  656.887309]  ? ____cache_alloc_node+0x1c7/0x1e0
[  656.891004] (U) 
[  656.893170]  ? lock_downgrade+0x900/0x900
[  656.898181] 3*16kB (MH) 
[  656.900288]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  656.904325] 2*32kB (MH) 
[  656.906503]  cache_grow_begin+0xa5/0x8c0
[  656.911155] 4*64kB 
[  656.913146]  ? do_raw_spin_unlock+0xa7/0x330
[  656.917268] (MH) 4*128kB 
[  656.919964]  fallback_alloc+0x204/0x2e0
[  656.925504] (M) 
[  656.928201]  ____cache_alloc_node+0x1c7/0x1e0
[  656.932240] 3*256kB (M) 
[  656.934506]  kmem_cache_alloc_node+0xe3/0x730
[  656.938900] 4*512kB 
[  656.941695]  ? ipv6_get_ifaddr+0x42e/0x620
[  656.945656] (UM) 3*1024kB 
[  656.947668]  __alloc_skb+0x119/0x770
[  656.952158] (UM) 
[  656.954856]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  656.959344] 3*2048kB (UM) 
[  656.961706]  ? netdev_alloc_frag+0x1f0/0x1f0
[  656.965947] 3*4096kB 
[  656.968812]  ? lock_downgrade+0x900/0x900
[  656.972502] (M) = 25228kB
[  656.974609]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  656.979892] Node 0 
[  656.982759]  ? refcount_sub_and_test_checked+0x203/0x310
[  656.987144] Normal: 1142*4kB 
[  656.989588]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  656.993722] (MEH) 
[  656.996491]  ? addrconf_rs_timer+0x690/0x690
[  657.002020] 440*8kB 
[  657.004277]  ndisc_alloc_skb+0x144/0x340
[  657.009713] (UMEH) 
[  657.012837]  ndisc_send_rs+0x331/0x6e0
[  657.018284] 198*16kB 
[  657.020446]  addrconf_rs_timer+0x314/0x690
[  657.024835] (UME) 
[  657.027178]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  657.031230] 53*32kB (UMEH) 
[  657.033500]  call_timer_fn+0x272/0x920
[  657.037354] 6*64kB (UM) 
[  657.039784]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  657.044004] 1*128kB 
[  657.046172]  ? process_timeout+0x40/0x40
[  657.050387] (H) 0*256kB 
[  657.053355]  ? __run_timers+0x7da/0xc70
[  657.057225] 1*512kB 
[  657.059904]  ? _raw_spin_unlock_irq+0x27/0x80
[  657.064123] (H) 
[  657.066454]  ? _raw_spin_unlock_irq+0x27/0x80
[  657.070501] 0*1024kB 
[  657.073198]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  657.077151] 0*2048kB 0*4096kB 
[  657.079494]  ? lockdep_hardirqs_on+0x296/0x5b0
[  657.083972] = 13976kB
[  657.083988] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  657.085976]  ? trace_hardirqs_on+0xbd/0x310
[  657.090459] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  657.090469] 4258 total pagecache pages
[  657.092918]  ? kasan_check_read+0x11/0x20
[  657.097146] 0 pages in swap cache
[  657.100382]  ? __run_timers+0x7da/0xc70
[  657.104949] Swap cache stats: add 0, delete 0, find 0/0
[  657.104960] Free swap  = 0kB
[  657.107408]  ? trace_hardirqs_off_caller+0x310/0x310
[  657.116226] Total swap = 0kB
[  657.116237] 1965979 pages RAM
[  657.120587]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  657.129163] 0 pages HighMem/MovableOnly
[  657.129175] 342867 pages reserved
[  657.133109]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  657.137265] 0 pages cma reserved
[  657.140736]  __run_timers+0x7e5/0xc70
[  657.144756] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  657.150088]  ? timer_fixup_init+0x70/0x70
[  657.150105]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  657.150120]  ? zap_class+0x640/0x640
[  657.150137]  ? enqueue_hrtimer+0x1a5/0x560
[  657.153220] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  657.158276]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  657.161281] syz-fuzzer cpuset=
[  657.164400]  ? find_held_lock+0x36/0x1c0
[  657.168628] /
[  657.172622]  ? zap_class+0x640/0x640
[  657.176075]  mems_allowed=0
[  657.180323]  ? pvclock_read_flags+0x160/0x160
[  657.246616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  657.252181]  ? check_preemption_disabled+0x48/0x280
[  657.257229]  ? __lock_is_held+0xb5/0x140
[  657.261307]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  657.266864]  ? check_preemption_disabled+0x48/0x280
[  657.271903]  run_timer_softirq+0x52/0xb0
[  657.275984]  ? rcu_read_lock_sched_held+0x14f/0x180
[  657.281022]  __do_softirq+0x308/0xb7e
[  657.284845]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  657.289363]  ? lock_downgrade+0x900/0x900
[  657.293539]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  657.298683]  ? pvclock_read_flags+0x160/0x160
[  657.303196]  ? lapic_next_event+0x5a/0x90
[  657.307360]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  657.312916]  ? kvm_clock_read+0x18/0x30
[  657.316907]  ? kvm_sched_clock_read+0x9/0x20
[  657.321335]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  657.326897]  ? check_preemption_disabled+0x48/0x280
[  657.331936]  irq_exit+0x17f/0x1c0
[  657.335405]  smp_apic_timer_interrupt+0x1cb/0x760
[  657.340269]  ? smp_reschedule_interrupt+0x109/0x650
[  657.345308]  ? smp_call_function_single_interrupt+0x650/0x650
[  657.351219]  ? interrupt_entry+0xb5/0xc0
[  657.355299]  ? trace_hardirqs_off_caller+0xbb/0x310
[  657.360334]  ? trace_hardirqs_off_caller+0xbb/0x310
[  657.365374]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  657.370234]  ? trace_hardirqs_on_caller+0x310/0x310
[  657.375265]  ? trace_hardirqs_on_caller+0x310/0x310
[  657.380300]  ? task_prio+0x50/0x50
[  657.383854]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  657.389411]  ? check_preemption_disabled+0x48/0x280
[  657.394459]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  657.399342]  apic_timer_interrupt+0xf/0x20
[  657.403583]  </IRQ>
[  657.405835] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  657.411731] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  657.430651] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  657.438393] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  657.445677] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  657.452962] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  657.460249] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  657.467543] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  657.474876]  ? save_stack+0xa9/0xd0
[  657.478540]  __kmalloc_node_track_caller+0x33/0x70
[  657.483500]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  657.488289]  pskb_expand_head+0x230/0x10f0
[  657.492557]  ? memcpy+0x45/0x50
[  657.495857]  ? __copy_skb_header+0x350/0x6b0
[  657.500288]  ? skb_release_data+0x880/0x880
[  657.504633]  ? __alloc_skb+0x770/0x770
[  657.508570]  ? __lock_is_held+0xb5/0x140
[  657.512660]  ? kasan_check_write+0x14/0x20
[  657.516912]  ? __skb_clone+0x6c7/0xa00
[  657.520813]  ? __copy_skb_header+0x6b0/0x6b0
[  657.525228]  ? kmem_cache_alloc+0x33a/0x730
[  657.529585]  skb_ensure_writable+0x3dd/0x640
[  657.534008]  ? skb_checksum_setup+0xaa0/0xaa0
[  657.538512]  ? check_preemption_disabled+0x48/0x280
[  657.543572]  ? __this_cpu_preempt_check+0x1c/0x20
[  657.548427]  ? __bpf_redirect+0x54b/0xb20
[  657.552588]  ? __switch_to_asm+0x34/0x70
[  657.556671]  bpf_clone_redirect+0x14a/0x490
[  657.561013]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  657.566045]  ? __sched_text_start+0x8/0x8
[  657.570207]  ? retint_kernel+0x2d/0x2d
[  657.574114]  ? find_held_lock+0x36/0x1c0
[  657.578192]  ? lock_acquire+0x1ed/0x520
[  657.582170]  ? bpf_test_run+0x3cb/0x780
[  657.586156]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  657.591705]  ? check_preemption_disabled+0x48/0x280
[  657.596736]  ? kasan_check_read+0x11/0x20
[  657.601408]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  657.606694]  ? rcu_softirq_qs+0x20/0x20
[  657.610674]  ? preempt_schedule+0x4d/0x60
[  657.614831]  ? ___preempt_schedule+0x16/0x18
[  657.619257]  ? bpf_test_run+0x25d/0x780
[  657.623265]  ? netlink_diag_dump+0x2a0/0x2a0
[  657.627700]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  657.633253]  ? bpf_test_init.isra.10+0x70/0x100
[  657.637939]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  657.642713]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  657.647579]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  657.653131]  ? fput+0x130/0x1a0
[  657.656420]  ? __bpf_prog_get+0x9b/0x290
[  657.660498]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  657.665359]  ? bpf_prog_test_run+0x130/0x1a0
[  657.669782]  ? __x64_sys_bpf+0x3d8/0x520
[  657.673850]  ? bpf_prog_get+0x20/0x20
[  657.677678]  ? do_syscall_64+0x1b9/0x820
[  657.681744]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  657.687131]  ? syscall_return_slowpath+0x5e0/0x5e0
[  657.692075]  ? trace_hardirqs_on_caller+0x310/0x310
[  657.697108]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  657.702133]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  657.708819]  ? __switch_to_asm+0x40/0x70
[  657.712887]  ? __switch_to_asm+0x34/0x70
[  657.717382]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  657.722246]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  657.727642] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  657.727709] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  657.734316] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  657.734326] Call Trace:
[  657.740920] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  657.750172]  <IRQ>
[  657.752750] syz-executor4 cpuset=
[  657.763244]  dump_stack+0x244/0x39d
[  657.765375] syz4
[  657.768828]  ? dump_stack_print_info.cold.1+0x20/0x20
[  657.772438]  mems_allowed=0
[  657.782543]  warn_alloc.cold.117+0xb7/0x1bd
[  657.786878]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  657.791735]  ? lock_downgrade+0x900/0x900
[  657.795898]  ? trace_hardirqs_off+0xb8/0x310
[  657.800324]  ? trace_hardirqs_off+0xb8/0x310
[  657.804750]  __alloc_pages_slowpath+0x2660/0x2d70
[  657.809643]  ? warn_alloc+0x120/0x120
[  657.813462]  ? warn_alloc+0x120/0x120
[  657.817275]  ? print_usage_bug+0xc0/0xc0
[  657.821346]  ? warn_alloc+0x120/0x120
[  657.825158]  ? print_usage_bug+0xc0/0xc0
[  657.829224]  ? __lock_acquire+0x62f/0x4c20
[  657.833463]  ? __lock_acquire+0x62f/0x4c20
[  657.837709]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  657.843254]  ? should_fail+0x22d/0xd01
[  657.847151]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  657.852282]  ? __lock_acquire+0x62f/0x4c20
[  657.856549]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  657.861678]  ? __lock_acquire+0x62f/0x4c20
[  657.865925]  ? should_fail+0x22d/0xd01
[  657.869854]  ? find_held_lock+0x36/0x1c0
[  657.873942]  ? mark_held_locks+0x130/0x130
[  657.878201]  ? mark_held_locks+0x130/0x130
[  657.882452]  ? zap_class+0x640/0x640
[  657.886185]  ? zap_class+0x640/0x640
[  657.889919]  ? print_usage_bug+0xc0/0xc0
[  657.893996]  ? do_raw_spin_unlock+0xa7/0x330
[  657.898427]  ? zap_class+0x640/0x640
[  657.902156]  ? print_usage_bug+0xc0/0xc0
[  657.906250]  ? wq_watchdog_touch+0x9c/0xfe
[  657.910512]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  657.916086]  ? check_preemption_disabled+0x48/0x280
[  657.921135]  ? __lock_is_held+0xb5/0x140
[  657.925217]  __alloc_pages_nodemask+0xa80/0xde0
[  657.929904]  ? zap_class+0x640/0x640
[  657.933642]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  657.938687]  ? find_held_lock+0x36/0x1c0
[  657.942780]  ? ____cache_alloc_node+0x1c7/0x1e0
[  657.947468]  ? lock_downgrade+0x900/0x900
[  657.951643]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  657.957208]  cache_grow_begin+0xa5/0x8c0
[  657.961285]  ? do_raw_spin_unlock+0xa7/0x330
[  657.965723]  fallback_alloc+0x204/0x2e0
[  657.969725]  ____cache_alloc_node+0x1c7/0x1e0
[  657.974254]  kmem_cache_alloc_node+0xe3/0x730
[  657.978770]  ? ipv6_get_ifaddr+0x42e/0x620
[  657.983034]  __alloc_skb+0x119/0x770
[  657.986774]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  657.992082]  ? netdev_alloc_frag+0x1f0/0x1f0
[  657.996536]  ? lock_downgrade+0x900/0x900
[  658.000730]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  658.006290]  ? refcount_sub_and_test_checked+0x203/0x310
[  658.011787]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  658.017266]  ? addrconf_rs_timer+0x690/0x690
[  658.021716]  ndisc_alloc_skb+0x144/0x340
[  658.025809]  ndisc_send_rs+0x331/0x6e0
[  658.029725]  addrconf_rs_timer+0x314/0x690
[  658.033991]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  658.038255]  call_timer_fn+0x272/0x920
[  658.042156]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  658.046408]  ? process_timeout+0x40/0x40
[  658.050490]  ? mark_held_locks+0xc7/0x130
[  658.054661]  ? _raw_spin_unlock_irq+0x27/0x80
[  658.059166]  ? _raw_spin_unlock_irq+0x27/0x80
[  658.063673]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  658.067919]  ? lockdep_hardirqs_on+0x296/0x5b0
[  658.072512]  ? trace_hardirqs_on+0xbd/0x310
[  658.076859]  ? kasan_check_read+0x11/0x20
[  658.081030]  ? __run_timers+0x7da/0xc70
[  658.085026]  ? trace_hardirqs_off_caller+0x310/0x310
[  658.090160]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  658.094421]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  658.098688]  __run_timers+0x7e5/0xc70
[  658.102520]  ? timer_fixup_init+0x70/0x70
[  658.106704]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  658.111744]  ? zap_class+0x640/0x640
[  658.115487]  ? print_usage_bug+0xc0/0xc0
[  658.119579]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  658.124795]  ? find_held_lock+0x36/0x1c0
[  658.128879]  ? zap_class+0x640/0x640
[  658.132615]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  658.138166]  ? check_preemption_disabled+0x48/0x280
[  658.143206]  ? __lock_is_held+0xb5/0x140
[  658.147291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  658.152854]  ? check_preemption_disabled+0x48/0x280
[  658.157898]  run_timer_softirq+0x52/0xb0
[  658.161986]  ? rcu_read_lock_sched_held+0x14f/0x180
[  658.167023]  __do_softirq+0x308/0xb7e
[  658.170845]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  658.175348]  ? lock_downgrade+0x900/0x900
[  658.179505]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  658.184636]  ? pvclock_read_flags+0x160/0x160
[  658.189181]  ? lapic_next_event+0x5a/0x90
[  658.193344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  658.198904]  ? kvm_clock_read+0x18/0x30
[  658.202888]  ? kvm_sched_clock_read+0x9/0x20
[  658.207313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  658.212862]  ? check_preemption_disabled+0x48/0x280
[  658.217894]  irq_exit+0x17f/0x1c0
[  658.221360]  smp_apic_timer_interrupt+0x1cb/0x760
[  658.226209]  ? smp_reschedule_interrupt+0x109/0x650
[  658.231238]  ? smp_call_function_single_interrupt+0x650/0x650
[  658.237139]  ? interrupt_entry+0xb5/0xc0
[  658.241215]  ? trace_hardirqs_off_caller+0xbb/0x310
[  658.246246]  ? trace_hardirqs_off_caller+0xbb/0x310
[  658.251283]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  658.256151]  ? trace_hardirqs_on_caller+0x310/0x310
[  658.261183]  ? trace_hardirqs_on_caller+0x310/0x310
[  658.266214]  ? task_prio+0x50/0x50
[  658.269772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  658.275340]  ? check_preemption_disabled+0x48/0x280
[  658.280380]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  658.285249]  apic_timer_interrupt+0xf/0x20
[  658.289489]  </IRQ>
[  658.291758] RIP: 0010:console_unlock+0xffa/0x1160
[  658.296608] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  658.315521] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  658.323262] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  658.330552] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  658.337833] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  658.345112] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  658.352390] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  658.359684]  ? netconsole_netdev_event+0x280/0x280
[  658.364642]  ? console_unlock+0xff1/0x1160
[  658.368916]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  658.373596]  ? vprintk_emit+0x7f7/0x930
[  658.377582]  ? lock_release+0xa00/0xa00
[  658.381572]  ? trace_hardirqs_off_caller+0x300/0x310
[  658.386690]  ? vprintk_default+0x28/0x30
[  658.390770]  ? trace_hardirqs_off_caller+0x310/0x310
[  658.395890]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  658.401444]  vprintk_emit+0x33d/0x930
[  658.405259]  ? wake_up_klogd+0x180/0x180
[  658.409337]  ? find_held_lock+0x31/0x1c0
[  658.413417]  ? mark_held_locks+0xc7/0x130
[  658.417576]  ? _raw_spin_unlock_irq+0x27/0x80
[  658.422085]  ? _raw_spin_unlock_irq+0x27/0x80
[  658.426608]  vprintk_default+0x28/0x30
[  658.430504]  vprintk_func+0x7e/0x181
[  658.434234]  printk+0xa7/0xcf
[  658.437348]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  658.442119]  ? _raw_spin_unlock_irq+0x60/0x80
[  658.446646]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  658.451957]  dump_header+0x7cc/0xf72
[  658.455716]  ? pagefault_out_of_memory+0x197/0x197
[  658.460680]  ? zap_class+0x640/0x640
[  658.464419]  ? percpu_ref_get_many+0x240/0x240
[  658.469037]  ? print_usage_bug+0xc0/0xc0
[  658.473150]  ? print_usage_bug+0xc0/0xc0
[  658.477244]  ? zap_class+0x640/0x640
[  658.481006]  ? print_usage_bug+0xc0/0xc0
[  658.485097]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  658.490666]  ? find_held_lock+0x36/0x1c0
[  658.494756]  ? mark_held_locks+0xc7/0x130
[  658.498926]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  658.504046]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  658.509173]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  658.513774]  ? trace_hardirqs_on+0xbd/0x310
[  658.518109]  ? kasan_check_read+0x11/0x20
[  658.522269]  ? ___ratelimit+0x3b4/0x672
[  658.526265]  ? trace_hardirqs_off_caller+0x310/0x310
[  658.531385]  ? trace_hardirqs_on+0x310/0x310
[  658.535813]  ? lock_downgrade+0x900/0x900
[  658.539987]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  658.545990]  ? ___ratelimit+0x3b9/0x672
[  658.549998]  ? idr_get_free+0xec0/0xec0
[  658.553998]  ? find_held_lock+0x36/0x1c0
[  658.558104]  oom_kill_process.cold.27+0x10/0x903
[  658.562879]  ? zap_class+0x640/0x640
[  658.566616]  ? check_preemption_disabled+0x48/0x280
[  658.571670]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  658.576617]  ? kasan_check_read+0x11/0x20
[  658.580789]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  658.586093]  ? oom_evaluate_task+0x540/0x540
[  658.590531]  ? find_held_lock+0x36/0x1c0
[  658.594620]  ? out_of_memory+0x974/0x1430
[  658.598788]  ? lock_downgrade+0x900/0x900
[  658.602947]  ? check_preemption_disabled+0x48/0x280
[  658.607984]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  658.612928]  ? kasan_check_read+0x11/0x20
[  658.617103]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  658.622408]  ? rcu_softirq_qs+0x20/0x20
[  658.626414]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  658.631977]  ? oom_evaluate_task+0x302/0x540
[  658.636412]  out_of_memory+0xa84/0x1430
[  658.640422]  ? oom_killer_disable+0x3a0/0x3a0
[  658.644951]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  658.649913]  ? __mutex_add_waiter+0x2a0/0x2a0
[  658.654446]  __alloc_pages_slowpath+0x22d4/0x2d70
[  658.659369]  ? warn_alloc+0x120/0x120
[  658.663194]  ? rcu_softirq_qs+0x20/0x20
[  658.667223]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  658.672806]  ? should_fail+0x22d/0xd01
[  658.676738]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  658.681894]  ? zap_class+0x640/0x640
[  658.685669]  ? __lock_is_held+0xb5/0x140
[  658.689776]  ? mark_held_locks+0x130/0x130
[  658.694063]  ? lock_release+0xa00/0xa00
[  658.698070]  ? perf_trace_sched_process_exec+0x860/0x860
[  658.703568]  ? __might_sleep+0x95/0x190
[  658.707580]  __alloc_pages_nodemask+0xa80/0xde0
[  658.712802]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  658.717843]  ? __page_cache_alloc+0x191/0x5c0
[  658.722366]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  658.727315]  ? kasan_check_read+0x11/0x20
[  658.731490]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  658.736803]  ? zap_class+0x640/0x640
[  658.740557]  ? zap_class+0x640/0x640
[  658.744286]  ? zap_class+0x640/0x640
[  658.748014]  ? __do_page_cache_readahead+0x7ce/0x980
[  658.753148]  ? find_held_lock+0x36/0x1c0
[  658.757225]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  658.762791]  alloc_pages_current+0x173/0x350
[  658.767229]  __page_cache_alloc+0x38c/0x5c0
[  658.771576]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  658.776536]  ? kasan_check_read+0x11/0x20
[  658.780712]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  658.786031]  ? generic_perform_write+0x6a0/0x6a0
[  658.790820]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  658.796385]  ? check_preemption_disabled+0x48/0x280
[  658.801437]  filemap_fault+0x1594/0x25f0
[  658.805541]  ? __lock_page_or_retry+0xa00/0xa00
[  658.810243]  ? mark_held_locks+0x130/0x130
[  658.814507]  ? rcu_softirq_qs+0x20/0x20
[  658.818547]  ? filemap_map_pages+0xe04/0x1990
[  658.823087]  ? __free_object+0x173/0x340
[  658.827267]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  658.832218]  ? trace_hardirqs_off_caller+0x310/0x310
[  658.837344]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  658.842045]  ? debug_object_free+0x32d/0x690
[  658.846473]  ? kasan_check_read+0x11/0x20
[  658.850637]  ? debug_object_destroy+0x2b0/0x2b0
[  658.855354]  ? lock_pi_update_atomic+0x150/0x150
[  658.860132]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  658.865693]  ? __hrtimer_init+0xdb/0x240
[  658.869783]  ? lock_acquire+0x1ed/0x520
[  658.873773]  ? ext4_filemap_fault+0x7a/0xad
[  658.878115]  ? lock_release+0xa00/0xa00
[  658.882099]  ? perf_trace_sched_process_exec+0x860/0x860
[  658.887581]  ? print_usage_bug+0xc0/0xc0
[  658.891665]  ? print_usage_bug+0xc0/0xc0
[  658.895754]  ? down_read+0x8d/0x120
[  658.899389]  ? ext4_filemap_fault+0x7a/0xad
[  658.903729]  ? __down_interruptible+0x700/0x700
[  658.908421]  ext4_filemap_fault+0x82/0xad
[  658.912589]  __do_fault+0x100/0x6b0
[  658.916245]  ? pmd_devmap_trans_unstable+0x220/0x220
[  658.921378]  ? mark_held_locks+0x130/0x130
[  658.925666]  ? mark_held_locks+0x130/0x130
[  658.929931]  ? debug_smp_processor_id+0x1c/0x20
[  658.934637]  ? perf_trace_lock+0x14d/0x7a0
[  658.938903]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  658.944482]  __handle_mm_fault+0x307c/0x5920
[  658.948921]  ? perf_trace_lock+0x7a0/0x7a0
[  658.953194]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  658.958071]  ? lock_is_held_type+0x210/0x210
[  658.962512]  ? ksys_dup3+0x680/0x680
[  658.966259]  ? __switch_to_asm+0x34/0x70
[  658.970358]  ? zap_class+0x640/0x640
[  658.974101]  ? zap_class+0x640/0x640
[  658.977836]  ? __x64_sys_futex+0x53e/0x6a0
[  658.982100]  ? find_held_lock+0x36/0x1c0
[  658.986191]  ? handle_mm_fault+0x42a/0xc70
[  658.990462]  ? lock_downgrade+0x900/0x900
[  658.994627]  ? check_preemption_disabled+0x48/0x280
[  658.999687]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  659.004640]  ? kasan_check_read+0x11/0x20
[  659.008814]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  659.014118]  ? rcu_softirq_qs+0x20/0x20
[  659.018112]  ? trace_hardirqs_off_caller+0x310/0x310
[  659.023255]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  659.028811]  ? check_preemption_disabled+0x48/0x280
[  659.033857]  handle_mm_fault+0x54f/0xc70
[  659.037947]  ? __handle_mm_fault+0x5920/0x5920
[  659.042566]  ? find_vma+0x34/0x190
[  659.046140]  __do_page_fault+0x5e8/0xe60
[  659.050225]  ? trace_hardirqs_off+0xb8/0x310
[  659.054674]  do_page_fault+0xf2/0x7e0
[  659.058500]  ? vmalloc_sync_all+0x30/0x30
[  659.062776]  ? error_entry+0x70/0xd0
[  659.066516]  ? trace_hardirqs_off_caller+0xbb/0x310
[  659.071568]  ? trace_hardirqs_on_caller+0xc0/0x310
[  659.076514]  ? syscall_return_slowpath+0x5e0/0x5e0
[  659.081473]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  659.086341]  ? trace_hardirqs_on_caller+0x310/0x310
[  659.091394]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  659.096879]  ? prepare_exit_to_usermode+0x291/0x3b0
[  659.101922]  ? page_fault+0x8/0x30
[  659.105486]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  659.110342]  ? page_fault+0x8/0x30
[  659.113892]  page_fault+0x1e/0x30
[  659.117348] RIP: 0033:0x40f9c0
[  659.120569] Code: Bad RIP value.
[  659.123933] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  659.129305] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  659.136605] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  659.143892] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  659.151186] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  659.158479] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  659.165802] warn_alloc_show_mem: 1 callbacks suppressed
[  659.165814] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  659.165816] Mem-Info:
[  659.165848] active_anon:55033 inactive_anon:131 isolated_anon:0
[  659.165848]  active_file:10 inactive_file:13 isolated_file:2
[  659.165848]  unevictable:0 dirty:0 writeback:0 unstable:0
[  659.165848]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  659.165848]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  659.165848]  free:13778 free_pcp:355 free_cma:0
[  659.171191] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  659.171201] Call Trace:
[  659.178146] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  659.180563]  <IRQ>
[  659.213559] Node 0 
[  659.222935]  dump_stack+0x244/0x39d
[  659.225535] 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
[  659.253204]  ? dump_stack_print_info.cold.1+0x20/0x20
[  659.255334] lowmem_reserve[]:
[  659.257592]  warn_alloc.cold.117+0xb7/0x1bd
[  659.261214]  0
[  659.286738]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  659.291913]  2818
[  659.295023]  ? lock_downgrade+0x900/0x900
[  659.299318]  6321
[  659.301131]  ? trace_hardirqs_off+0xb8/0x310
[  659.305943]  6321
[  659.308019]  ? trace_hardirqs_off+0xb8/0x310
[  659.312148] Node 0 
[  659.314223]  __alloc_pages_slowpath+0x2660/0x2d70
[  659.318637] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  659.320702]  ? warn_alloc+0x120/0x120
[  659.325060] lowmem_reserve[]: 0
[  659.327308]  ? warn_alloc+0x120/0x120
[  659.332128]  0 3503
[  659.358878]  ? print_usage_bug+0xc0/0xc0
[  659.362674]  3503
[  659.365964]  ? warn_alloc+0x120/0x120
[  659.369745] Node 0 
[  659.371994]  ? print_usage_bug+0xc0/0xc0
[  659.376062] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  659.378095]  ? __lock_acquire+0x62f/0x4c20
[  659.381868] lowmem_reserve[]: 0
[  659.384125]  ? __lock_acquire+0x62f/0x4c20
[  659.388156]  0 0
[  659.416593]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  659.420817]  0
[  659.424113]  ? should_fail+0x22d/0xd01
[  659.428335] Node 0 
[  659.430318]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  659.435826] DMA: 1*4kB 
[  659.437648]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  659.441512] (U) 
[  659.443775]  ? __lock_acquire+0x62f/0x4c20
[  659.449030] 0*8kB 0*16kB 
[  659.451638]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  659.456720] 1*32kB (U) 
[  659.458721]  ? __lock_acquire+0x62f/0x4c20
[  659.462929] 2*64kB (U) 
[  659.465706]  ? should_fail+0x22d/0xd01
[  659.470796] 1*128kB 
[  659.473386]  ? rcu_irq_exit+0x1a2/0x390
[  659.477592] (U) 1*256kB 
[  659.480202]  ? mark_held_locks+0x130/0x130
[  659.484068] (U) 
[  659.486403]  ? mark_held_locks+0x130/0x130
[  659.490353] 0*512kB 
[  659.493031]  ? mark_held_locks+0xc7/0x130
[  659.497244] 1*1024kB 
[  659.499232]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  659.503443] (U) 1*2048kB 
[  659.505784]  ? zap_class+0x640/0x640
[  659.509912] (M) 
[  659.512329]  ? print_usage_bug+0xc0/0xc0
[  659.517315] 3*4096kB (M) 
[  659.520095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  659.523785] = 15908kB
[  659.525764]  ? check_preemption_disabled+0x48/0x280
[  659.529823] Node 0 
[  659.532602]  ? __lock_is_held+0xb5/0x140
[  659.538112] DMA32: 5*4kB 
[  659.540563]  __alloc_pages_nodemask+0xa80/0xde0
[  659.545557] (MH) 1*8kB 
[  659.547815]  ? zap_class+0x640/0x640
[  659.551853] (U) 
[  659.554631]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  659.559288] 3*16kB (MH) 
[  659.561901]  ? find_held_lock+0x36/0x1c0
[  659.565594] 2*32kB 
[  659.567584]  ? ____cache_alloc_node+0x1c7/0x1e0
[  659.572573] (MH) 
[  659.575254]  ? lock_downgrade+0x900/0x900
[  659.579298] 4*64kB 
[  659.581564]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  659.586194] (MH) 4*128kB 
[  659.588282]  cache_grow_begin+0xa5/0x8c0
[  659.592407] (M) 3*256kB 
[  659.594661]  ? do_raw_spin_unlock+0xa7/0x330
[  659.600655] (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25228kB
[  659.600686] Node 0 Normal: 1142*4kB (MEH) 440*8kB (UMEH) 198*16kB (UME) 53*32kB (UMEH) 6*64kB (UM) 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13976kB
[  659.600747] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  659.600753] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  659.600756] 4258 total pagecache pages
[  659.600767] 0 pages in swap cache
[  659.600772] Swap cache stats: add 0, delete 0, find 0/0
[  659.600775] Free swap  = 0kB
[  659.600778] Total swap = 0kB
[  659.600782] 1965979 pages RAM
[  659.600784] 0 pages HighMem/MovableOnly
[  659.600787] 342867 pages reserved
[  659.600790] 0 pages cma reserved
[  659.600838] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  659.600885] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  659.600889] syz-fuzzer cpuset=/ mems_allowed=0
[  659.709276]  fallback_alloc+0x204/0x2e0
[  659.713267]  ____cache_alloc_node+0x1c7/0x1e0
[  659.718418]  kmem_cache_alloc_node+0xe3/0x730
[  659.722927]  ? ipv6_get_ifaddr+0x42e/0x620
[  659.727184]  __alloc_skb+0x119/0x770
[  659.730909]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  659.736202]  ? netdev_alloc_frag+0x1f0/0x1f0
[  659.740619]  ? lock_downgrade+0x900/0x900
[  659.744785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  659.750338]  ? refcount_sub_and_test_checked+0x203/0x310
[  659.755815]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  659.761302]  ? addrconf_rs_timer+0x690/0x690
[  659.765753]  ndisc_alloc_skb+0x144/0x340
[  659.769843]  ndisc_send_rs+0x331/0x6e0
[  659.773751]  addrconf_rs_timer+0x314/0x690
[  659.778010]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  659.782280]  call_timer_fn+0x272/0x920
[  659.786181]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  659.790438]  ? process_timeout+0x40/0x40
[  659.794538]  ? __run_timers+0x7da/0xc70
[  659.798574]  ? _raw_spin_unlock_irq+0x27/0x80
[  659.803094]  ? _raw_spin_unlock_irq+0x27/0x80
[  659.807613]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  659.811867]  ? lockdep_hardirqs_on+0x296/0x5b0
[  659.816470]  ? trace_hardirqs_on+0xbd/0x310
[  659.820814]  ? kasan_check_read+0x11/0x20
[  659.824985]  ? __run_timers+0x7da/0xc70
[  659.828980]  ? trace_hardirqs_off_caller+0x310/0x310
[  659.834120]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  659.838377]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  659.842634]  __run_timers+0x7e5/0xc70
[  659.846465]  ? timer_fixup_init+0x70/0x70
[  659.850658]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  659.855694]  ? zap_class+0x640/0x640
[  659.859430]  ? enqueue_hrtimer+0x1a5/0x560
[  659.863698]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  659.868922]  ? find_held_lock+0x36/0x1c0
[  659.873010]  ? zap_class+0x640/0x640
[  659.876744]  ? pvclock_read_flags+0x160/0x160
[  659.881274]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  659.886858]  ? check_preemption_disabled+0x48/0x280
[  659.891911]  ? __lock_is_held+0xb5/0x140
[  659.896019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  659.901593]  ? check_preemption_disabled+0x48/0x280
[  659.906670]  run_timer_softirq+0x52/0xb0
[  659.910783]  ? rcu_read_lock_sched_held+0x14f/0x180
[  659.915896]  __do_softirq+0x308/0xb7e
[  659.919725]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  659.924240]  ? lock_downgrade+0x900/0x900
[  659.928432]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  659.933575]  ? pvclock_read_flags+0x160/0x160
[  659.938098]  ? lapic_next_event+0x5a/0x90
[  659.942288]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  659.947858]  ? kvm_clock_read+0x18/0x30
[  659.951859]  ? kvm_sched_clock_read+0x9/0x20
[  659.956288]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  659.961848]  ? check_preemption_disabled+0x48/0x280
[  659.966894]  irq_exit+0x17f/0x1c0
[  659.970370]  smp_apic_timer_interrupt+0x1cb/0x760
[  659.975230]  ? smp_reschedule_interrupt+0x109/0x650
[  659.980278]  ? smp_call_function_single_interrupt+0x650/0x650
[  659.986194]  ? interrupt_entry+0xb5/0xc0
[  659.990286]  ? trace_hardirqs_off_caller+0xbb/0x310
[  659.995326]  ? trace_hardirqs_off_caller+0xbb/0x310
[  660.000374]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  660.005258]  ? trace_hardirqs_on_caller+0x310/0x310
[  660.010299]  ? trace_hardirqs_on_caller+0x310/0x310
[  660.015344]  ? task_prio+0x50/0x50
[  660.018919]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  660.024482]  ? check_preemption_disabled+0x48/0x280
[  660.029544]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  660.034431]  apic_timer_interrupt+0xf/0x20
[  660.038685]  </IRQ>
[  660.040946] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  660.046872] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  660.065789] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  660.073517] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  660.080820] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  660.088106] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  660.095394] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  660.102680] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  660.110009]  ? save_stack+0xa9/0xd0
[  660.113674]  __kmalloc_node_track_caller+0x33/0x70
[  660.118638]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  660.123427]  pskb_expand_head+0x230/0x10f0
[  660.127699]  ? memcpy+0x45/0x50
[  660.131001]  ? __copy_skb_header+0x350/0x6b0
[  660.135433]  ? skb_release_data+0x880/0x880
[  660.139781]  ? __alloc_skb+0x770/0x770
[  660.143703]  ? __lock_is_held+0xb5/0x140
[  660.147796]  ? kasan_check_write+0x14/0x20
[  660.152050]  ? __skb_clone+0x6c7/0xa00
[  660.155964]  ? __copy_skb_header+0x6b0/0x6b0
[  660.160390]  ? kmem_cache_alloc+0x33a/0x730
[  660.164749]  skb_ensure_writable+0x3dd/0x640
[  660.169183]  ? skb_checksum_setup+0xaa0/0xaa0
[  660.173705]  ? check_preemption_disabled+0x48/0x280
[  660.178747]  ? __this_cpu_preempt_check+0x1c/0x20
[  660.183605]  ? __bpf_redirect+0x54b/0xb20
[  660.187762]  ? __switch_to_asm+0x34/0x70
[  660.191844]  bpf_clone_redirect+0x14a/0x490
[  660.196187]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  660.201221]  ? __sched_text_start+0x8/0x8
[  660.205378]  ? retint_kernel+0x2d/0x2d
[  660.209288]  ? find_held_lock+0x36/0x1c0
[  660.213373]  ? lock_acquire+0x1ed/0x520
[  660.217358]  ? bpf_test_run+0x3cb/0x780
[  660.221342]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  660.226890]  ? check_preemption_disabled+0x48/0x280
[  660.231923]  ? kasan_check_read+0x11/0x20
[  660.236084]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  660.241378]  ? rcu_softirq_qs+0x20/0x20
[  660.245359]  ? preempt_schedule+0x4d/0x60
[  660.249530]  ? ___preempt_schedule+0x16/0x18
[  660.253969]  ? bpf_test_run+0x25d/0x780
[  660.257966]  ? netlink_diag_dump+0x2a0/0x2a0
[  660.262385]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  660.267927]  ? bpf_test_init.isra.10+0x70/0x100
[  660.272609]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  660.277383]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  660.282241]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  660.287790]  ? fput+0x130/0x1a0
[  660.291077]  ? __bpf_prog_get+0x9b/0x290
[  660.295147]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  660.299994]  ? bpf_prog_test_run+0x130/0x1a0
[  660.304411]  ? __x64_sys_bpf+0x3d8/0x520
[  660.308481]  ? bpf_prog_get+0x20/0x20
[  660.312309]  ? do_syscall_64+0x1b9/0x820
[  660.316379]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  660.321751]  ? syscall_return_slowpath+0x5e0/0x5e0
[  660.326694]  ? trace_hardirqs_on_caller+0x310/0x310
[  660.331719]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  660.336740]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  660.343420]  ? __switch_to_asm+0x40/0x70
[  660.347487]  ? __switch_to_asm+0x34/0x70
[  660.351573]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  660.356430]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  660.361826] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  660.361895] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  660.368505] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  660.368511] Call Trace:
[  660.368517]  <IRQ>
[  660.368548]  dump_stack+0x244/0x39d
[  660.368566]  ? dump_stack_print_info.cold.1+0x20/0x20
[  660.368593]  warn_alloc.cold.117+0xb7/0x1bd
[  660.375133] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  660.384440]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  660.387005] syz-executor4 cpuset=
[  660.389156]  ? lock_downgrade+0x900/0x900
[  660.392759] syz4
[  660.397957]  ? trace_hardirqs_off+0xb8/0x310
[  660.402255]  mems_allowed=0
[  660.412749]  ? trace_hardirqs_off+0xb8/0x310
[  660.438879]  __alloc_pages_slowpath+0x2660/0x2d70
[  660.443769]  ? warn_alloc+0x120/0x120
[  660.447583]  ? warn_alloc+0x120/0x120
[  660.451393]  ? print_usage_bug+0xc0/0xc0
[  660.455464]  ? warn_alloc+0x120/0x120
[  660.459274]  ? print_usage_bug+0xc0/0xc0
[  660.463346]  ? __lock_acquire+0x62f/0x4c20
[  660.467587]  ? __lock_acquire+0x62f/0x4c20
[  660.471831]  ? __lock_acquire+0x62f/0x4c20
[  660.476080]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  660.481627]  ? should_fail+0x22d/0xd01
[  660.485539]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  660.490653]  ? __lock_acquire+0x62f/0x4c20
[  660.494899]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  660.500011]  ? __lock_acquire+0x62f/0x4c20
[  660.504255]  ? should_fail+0x22d/0xd01
[  660.508160]  ? mark_held_locks+0x130/0x130
[  660.512405]  ? mark_held_locks+0x130/0x130
[  660.516649]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  660.521677]  ? ktime_get+0x2c1/0x400
[  660.525406]  ? zap_class+0x640/0x640
[  660.529126]  ? print_usage_bug+0xc0/0xc0
[  660.533200]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  660.538752]  ? check_preemption_disabled+0x48/0x280
[  660.543787]  ? __lock_is_held+0xb5/0x140
[  660.547862]  __alloc_pages_nodemask+0xa80/0xde0
[  660.552551]  ? zap_class+0x640/0x640
[  660.556280]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  660.561342]  ? find_held_lock+0x36/0x1c0
[  660.565441]  ? ____cache_alloc_node+0x1c7/0x1e0
[  660.570121]  ? lock_downgrade+0x900/0x900
[  660.574291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  660.579848]  cache_grow_begin+0xa5/0x8c0
[  660.583920]  ? do_raw_spin_unlock+0xa7/0x330
[  660.588346]  fallback_alloc+0x204/0x2e0
[  660.592340]  ____cache_alloc_node+0x1c7/0x1e0
[  660.596855]  kmem_cache_alloc_node+0xe3/0x730
[  660.601363]  ? ipv6_get_ifaddr+0x42e/0x620
[  660.605618]  __alloc_skb+0x119/0x770
[  660.609342]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  660.614635]  ? netdev_alloc_frag+0x1f0/0x1f0
[  660.619071]  ? lock_downgrade+0x900/0x900
[  660.623244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  660.628796]  ? refcount_sub_and_test_checked+0x203/0x310
[  660.634268]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  660.639734]  ? addrconf_rs_timer+0x690/0x690
[  660.644164]  ndisc_alloc_skb+0x144/0x340
[  660.648237]  ndisc_send_rs+0x331/0x6e0
[  660.652139]  addrconf_rs_timer+0x314/0x690
[  660.656391]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  660.660677]  call_timer_fn+0x272/0x920
[  660.664574]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  660.668822]  ? process_timeout+0x40/0x40
[  660.672904]  ? mark_held_locks+0xc7/0x130
[  660.677071]  ? _raw_spin_unlock_irq+0x27/0x80
[  660.681575]  ? _raw_spin_unlock_irq+0x27/0x80
[  660.686084]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  660.690330]  ? lockdep_hardirqs_on+0x296/0x5b0
[  660.694926]  ? trace_hardirqs_on+0xbd/0x310
[  660.699267]  ? kasan_check_read+0x11/0x20
[  660.703437]  ? __run_timers+0x7da/0xc70
[  660.707439]  ? trace_hardirqs_off_caller+0x310/0x310
[  660.713103]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  660.717777]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  660.722023]  __run_timers+0x7e5/0xc70
[  660.725859]  ? timer_fixup_init+0x70/0x70
[  660.730019]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  660.735068]  ? zap_class+0x640/0x640
[  660.738798]  ? print_usage_bug+0xc0/0xc0
[  660.742882]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  660.748095]  ? find_held_lock+0x36/0x1c0
[  660.752202]  ? zap_class+0x640/0x640
[  660.755932]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  660.761476]  ? check_preemption_disabled+0x48/0x280
[  660.766514]  ? __lock_is_held+0xb5/0x140
[  660.770600]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  660.776149]  ? check_preemption_disabled+0x48/0x280
[  660.781176]  run_timer_softirq+0x52/0xb0
[  660.785252]  ? rcu_read_lock_sched_held+0x14f/0x180
[  660.790279]  __do_softirq+0x308/0xb7e
[  660.794098]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  660.798601]  ? lock_downgrade+0x900/0x900
[  660.802761]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  660.807892]  ? pvclock_read_flags+0x160/0x160
[  660.812400]  ? lapic_next_event+0x5a/0x90
[  660.816571]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  660.822161]  ? kvm_clock_read+0x18/0x30
[  660.826169]  ? kvm_sched_clock_read+0x9/0x20
[  660.830605]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  660.836188]  ? check_preemption_disabled+0x48/0x280
[  660.841241]  irq_exit+0x17f/0x1c0
[  660.844719]  smp_apic_timer_interrupt+0x1cb/0x760
[  660.849582]  ? smp_reschedule_interrupt+0x109/0x650
[  660.854622]  ? smp_call_function_single_interrupt+0x650/0x650
[  660.860545]  ? interrupt_entry+0xb5/0xc0
[  660.864640]  ? trace_hardirqs_off_caller+0xbb/0x310
[  660.869674]  ? trace_hardirqs_off_caller+0xbb/0x310
[  660.874747]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  660.879610]  ? trace_hardirqs_on_caller+0x310/0x310
[  660.884646]  ? trace_hardirqs_on_caller+0x310/0x310
[  660.889688]  ? task_prio+0x50/0x50
[  660.893252]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  660.898809]  ? check_preemption_disabled+0x48/0x280
[  660.903857]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  660.908734]  apic_timer_interrupt+0xf/0x20
[  660.912975]  </IRQ>
[  660.915231] RIP: 0010:console_unlock+0xffa/0x1160
[  660.920099] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  660.939015] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  660.946747] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  660.954030] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  660.961319] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  660.968606] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  660.975910] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  660.983215]  ? netconsole_netdev_event+0x280/0x280
[  660.988184]  ? console_unlock+0xff1/0x1160
[  660.992475]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  660.997167]  ? vprintk_emit+0x7f7/0x930
[  661.001170]  ? lock_release+0xa00/0xa00
[  661.005168]  ? trace_hardirqs_off_caller+0x300/0x310
[  661.010316]  ? vprintk_default+0x28/0x30
[  661.014401]  ? trace_hardirqs_off_caller+0x310/0x310
[  661.019541]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  661.025114]  vprintk_emit+0x33d/0x930
[  661.029119]  ? wake_up_klogd+0x180/0x180
[  661.033207]  ? find_held_lock+0x31/0x1c0
[  661.037299]  ? mark_held_locks+0xc7/0x130
[  661.041471]  ? _raw_spin_unlock_irq+0x27/0x80
[  661.045988]  ? _raw_spin_unlock_irq+0x27/0x80
[  661.050514]  vprintk_default+0x28/0x30
[  661.054435]  vprintk_func+0x7e/0x181
[  661.058179]  printk+0xa7/0xcf
[  661.061329]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  661.066119]  ? _raw_spin_unlock_irq+0x60/0x80
[  661.070663]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  661.075999]  dump_header+0x7cc/0xf72
[  661.079751]  ? pagefault_out_of_memory+0x197/0x197
[  661.084720]  ? zap_class+0x640/0x640
[  661.088466]  ? percpu_ref_get_many+0x240/0x240
[  661.093091]  ? print_usage_bug+0xc0/0xc0
[  661.097187]  ? print_usage_bug+0xc0/0xc0
[  661.101284]  ? zap_class+0x640/0x640
[  661.105034]  ? print_usage_bug+0xc0/0xc0
[  661.109138]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  661.114729]  ? find_held_lock+0x36/0x1c0
[  661.118839]  ? mark_held_locks+0xc7/0x130
[  661.123020]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  661.128162]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  661.133296]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  661.137909]  ? trace_hardirqs_on+0xbd/0x310
[  661.142257]  ? kasan_check_read+0x11/0x20
[  661.146427]  ? ___ratelimit+0x3b4/0x672
[  661.150429]  ? trace_hardirqs_off_caller+0x310/0x310
[  661.155569]  ? trace_hardirqs_on+0x310/0x310
[  661.160011]  ? lock_downgrade+0x900/0x900
[  661.164199]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  661.169334]  ? ___ratelimit+0x3b9/0x672
[  661.173335]  ? idr_get_free+0xec0/0xec0
[  661.177366]  ? find_held_lock+0x36/0x1c0
[  661.181462]  oom_kill_process.cold.27+0x10/0x903
[  661.186248]  ? zap_class+0x640/0x640
[  661.190000]  ? check_preemption_disabled+0x48/0x280
[  661.195056]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  661.200035]  ? kasan_check_read+0x11/0x20
[  661.204217]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  661.209545]  ? oom_evaluate_task+0x540/0x540
[  661.213985]  ? find_held_lock+0x36/0x1c0
[  661.218085]  ? out_of_memory+0x974/0x1430
[  661.222258]  ? lock_downgrade+0x900/0x900
[  661.226424]  ? check_preemption_disabled+0x48/0x280
[  661.231477]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  661.236436]  ? kasan_check_read+0x11/0x20
[  661.240620]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  661.245934]  ? rcu_softirq_qs+0x20/0x20
[  661.249939]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  661.255501]  ? oom_evaluate_task+0x302/0x540
[  661.259943]  out_of_memory+0xa84/0x1430
[  661.263944]  ? oom_killer_disable+0x3a0/0x3a0
[  661.268460]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  661.273415]  ? __mutex_add_waiter+0x2a0/0x2a0
[  661.277952]  __alloc_pages_slowpath+0x22d4/0x2d70
[  661.282856]  ? warn_alloc+0x120/0x120
[  661.286687]  ? rcu_softirq_qs+0x20/0x20
[  661.290722]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  661.296276]  ? should_fail+0x22d/0xd01
[  661.300185]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  661.305305]  ? zap_class+0x640/0x640
[  661.309066]  ? __lock_is_held+0xb5/0x140
[  661.313158]  ? mark_held_locks+0x130/0x130
[  661.317412]  ? lock_release+0xa00/0xa00
[  661.321400]  ? perf_trace_sched_process_exec+0x860/0x860
[  661.326871]  ? __might_sleep+0x95/0x190
[  661.330861]  __alloc_pages_nodemask+0xa80/0xde0
[  661.335562]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  661.340601]  ? __page_cache_alloc+0x191/0x5c0
[  661.345104]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  661.350042]  ? kasan_check_read+0x11/0x20
[  661.354215]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  661.359511]  ? zap_class+0x640/0x640
[  661.363264]  ? zap_class+0x640/0x640
[  661.367000]  ? zap_class+0x640/0x640
[  661.370726]  ? __do_page_cache_readahead+0x7ce/0x980
[  661.375847]  ? find_held_lock+0x36/0x1c0
[  661.379934]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  661.385541]  alloc_pages_current+0x173/0x350
[  661.389982]  __page_cache_alloc+0x38c/0x5c0
[  661.394322]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  661.399265]  ? kasan_check_read+0x11/0x20
[  661.403432]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  661.408736]  ? generic_perform_write+0x6a0/0x6a0
[  661.413509]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  661.419078]  ? check_preemption_disabled+0x48/0x280
[  661.424137]  filemap_fault+0x1594/0x25f0
[  661.428229]  ? __lock_page_or_retry+0xa00/0xa00
[  661.432921]  ? mark_held_locks+0x130/0x130
[  661.437172]  ? rcu_softirq_qs+0x20/0x20
[  661.441173]  ? filemap_map_pages+0xe04/0x1990
[  661.445707]  ? __free_object+0x173/0x340
[  661.449792]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  661.454737]  ? trace_hardirqs_off_caller+0x310/0x310
[  661.459852]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  661.464553]  ? debug_object_free+0x32d/0x690
[  661.468973]  ? kasan_check_read+0x11/0x20
[  661.473131]  ? debug_object_destroy+0x2b0/0x2b0
[  661.477808]  ? lock_pi_update_atomic+0x150/0x150
[  661.482571]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  661.488116]  ? __hrtimer_init+0xdb/0x240
[  661.492215]  ? lock_acquire+0x1ed/0x520
[  661.496198]  ? ext4_filemap_fault+0x7a/0xad
[  661.500540]  ? lock_release+0xa00/0xa00
[  661.504520]  ? perf_trace_sched_process_exec+0x860/0x860
[  661.509990]  ? print_usage_bug+0xc0/0xc0
[  661.514079]  ? print_usage_bug+0xc0/0xc0
[  661.518158]  ? down_read+0x8d/0x120
[  661.521794]  ? ext4_filemap_fault+0x7a/0xad
[  661.526119]  ? __down_interruptible+0x700/0x700
[  661.530802]  ext4_filemap_fault+0x82/0xad
[  661.534957]  __do_fault+0x100/0x6b0
[  661.538599]  ? pmd_devmap_trans_unstable+0x220/0x220
[  661.543730]  ? mark_held_locks+0x130/0x130
[  661.547975]  ? mark_held_locks+0x130/0x130
[  661.552218]  ? debug_smp_processor_id+0x1c/0x20
[  661.556892]  ? perf_trace_lock+0x14d/0x7a0
[  661.561143]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  661.566695]  __handle_mm_fault+0x307c/0x5920
[  661.571113]  ? perf_trace_lock+0x7a0/0x7a0
[  661.575362]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  661.580209]  ? lock_is_held_type+0x210/0x210
[  661.584642]  ? ksys_dup3+0x680/0x680
[  661.588363]  ? __switch_to_asm+0x34/0x70
[  661.592448]  ? zap_class+0x640/0x640
[  661.596172]  ? zap_class+0x640/0x640
[  661.599892]  ? __x64_sys_futex+0x53e/0x6a0
[  661.604494]  ? find_held_lock+0x36/0x1c0
[  661.608582]  ? handle_mm_fault+0x42a/0xc70
[  661.612827]  ? lock_downgrade+0x900/0x900
[  661.616984]  ? check_preemption_disabled+0x48/0x280
[  661.622719]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  661.627658]  ? kasan_check_read+0x11/0x20
[  661.631824]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  661.637115]  ? rcu_softirq_qs+0x20/0x20
[  661.641097]  ? trace_hardirqs_off_caller+0x310/0x310
[  661.646209]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  661.651764]  ? check_preemption_disabled+0x48/0x280
[  661.656802]  handle_mm_fault+0x54f/0xc70
[  661.660879]  ? __handle_mm_fault+0x5920/0x5920
[  661.665473]  ? find_vma+0x34/0x190
[  661.669026]  __do_page_fault+0x5e8/0xe60
[  661.673104]  ? trace_hardirqs_off+0xb8/0x310
[  661.677541]  do_page_fault+0xf2/0x7e0
[  661.681357]  ? vmalloc_sync_all+0x30/0x30
[  661.685517]  ? error_entry+0x70/0xd0
[  661.689250]  ? trace_hardirqs_off_caller+0xbb/0x310
[  661.694277]  ? trace_hardirqs_on_caller+0xc0/0x310
[  661.699218]  ? syscall_return_slowpath+0x5e0/0x5e0
[  661.704153]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  661.709369]  ? trace_hardirqs_on_caller+0x310/0x310
[  661.714397]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  661.719870]  ? prepare_exit_to_usermode+0x291/0x3b0
[  661.724898]  ? page_fault+0x8/0x30
[  661.728451]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  661.733311]  ? page_fault+0x8/0x30
[  661.736865]  page_fault+0x1e/0x30
[  661.740321] RIP: 0033:0x40f9c0
[  661.743537] Code: Bad RIP value.
[  661.746907] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  661.752275] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  661.759555] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  661.766834] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  661.774130] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  661.781406] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  661.788706] warn_alloc_show_mem: 1 callbacks suppressed
[  661.788719] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  661.788721] Mem-Info:
[  661.788754] active_anon:55033 inactive_anon:131 isolated_anon:0
[  661.788754]  active_file:10 inactive_file:13 isolated_file:2
[  661.788754]  unevictable:0 dirty:0 writeback:0 unstable:0
[  661.788754]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  661.788754]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  661.788754]  free:13778 free_pcp:355 free_cma:0
[  661.794097] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  661.794107] Call Trace:
[  661.801047] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  661.803449]  <IRQ>
[  661.836438] Node 0 
[  661.845816]  dump_stack+0x244/0x39d
[  661.848411] 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
[  661.876083]  ? dump_stack_print_info.cold.1+0x20/0x20
[  661.878217] lowmem_reserve[]:
[  661.880474]  warn_alloc.cold.117+0xb7/0x1bd
[  661.884072]  0
[  661.909599]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  661.914777]  2818
[  661.917895]  ? lock_downgrade+0x900/0x900
[  661.922195]  6321 6321
[  661.924029]  ? trace_hardirqs_off+0xb8/0x310
[  661.928852] Node 0 
[  661.930924]  ? trace_hardirqs_off+0xb8/0x310
[  661.935078] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  661.937567]  __alloc_pages_slowpath+0x2660/0x2d70
[  661.941936] lowmem_reserve[]: 0
[  661.944217]  ? warn_alloc+0x120/0x120
[  661.948570]  0 3503
[  661.975317]  ? warn_alloc+0x120/0x120
[  661.980148]  3503
[  661.983440]  ? print_usage_bug+0xc0/0xc0
[  661.987220] Node 0 
[  661.989462]  ? warn_alloc+0x120/0x120
[  661.993267] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  661.995307]  ? print_usage_bug+0xc0/0xc0
[  661.999337] lowmem_reserve[]: 0
[  662.001597]  ? __lock_acquire+0x62f/0x4c20
[  662.005367]  0 0
[  662.033764]  ? __lock_acquire+0x62f/0x4c20
[  662.037809]  0
[  662.041119]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  662.045345] Node 0 
[  662.047331]  ? should_fail+0x22d/0xd01
[  662.051558] DMA: 1*4kB 
[  662.053380]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  662.058908] (U) 
[  662.061161]  ? __lock_acquire+0x62f/0x4c20
[  662.065031] 0*8kB 
[  662.067623]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  662.072706] 0*16kB 1*32kB 
[  662.074708]  ? __lock_acquire+0x62f/0x4c20
[  662.078927] (U) 
[  662.081088]  ? should_fail+0x22d/0xd01
[  662.086186] 2*64kB (U) 
[  662.089055]  ? find_held_lock+0x36/0x1c0
[  662.093273] 1*128kB (U) 
[  662.095273]  ? mark_held_locks+0x130/0x130
[  662.099132] 1*256kB (U) 
[  662.101739]  ? mark_held_locks+0x130/0x130
[  662.105770] 0*512kB 1*1024kB 
[  662.108460]  ? zap_class+0x640/0x640
[  662.112677] (U) 
[  662.115354]  ? zap_class+0x640/0x640
[  662.119568] 1*2048kB 
[  662.122678]  ? print_usage_bug+0xc0/0xc0
[  662.126377] (M) 
[  662.128359]  ? do_raw_spin_unlock+0xa7/0x330
[  662.128376]  ? zap_class+0x640/0x640
[  662.132095] 3*4096kB 
[  662.134530]  ? print_usage_bug+0xc0/0xc0
[  662.138577] (M) 
[  662.140570]  ? wq_watchdog_touch+0x9c/0xfe
[  662.144963] = 15908kB
[  662.148691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  662.151087] Node 0 
[  662.155166]  ? check_preemption_disabled+0x48/0x280
[  662.157135] DMA32: 
[  662.161392]  ? __lock_is_held+0xb5/0x140
[  662.163807] 5*4kB 
[  662.169371]  __alloc_pages_nodemask+0xa80/0xde0
[  662.171596] (MH) 
[  662.176627]  ? zap_class+0x640/0x640
[  662.178850] 1*8kB 
[  662.182950]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  662.185084] (U) 
[  662.189799]  ? find_held_lock+0x36/0x1c0
[  662.191840] 3*16kB 
[  662.195581]  ? ____cache_alloc_node+0x1c7/0x1e0
[  662.197726] (MH) 
[  662.202757]  ? lock_downgrade+0x900/0x900
[  662.204717] 2*32kB 
[  662.208792]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  662.211008] (MH) 
[  662.215690]  cache_grow_begin+0xa5/0x8c0
[  662.217743] 4*64kB 
[  662.221904]  ? do_raw_spin_unlock+0xa7/0x330
[  662.224123] (MH) 4*128kB 
[  662.229696]  fallback_alloc+0x204/0x2e0
[  662.231769] (M) 3*256kB 
[  662.235866]  ____cache_alloc_node+0x1c7/0x1e0
[  662.238081] (M) 4*512kB 
[  662.242519]  kmem_cache_alloc_node+0xe3/0x730
[  662.245266] (UM) 3*1024kB 
[  662.249272]  ? ipv6_get_ifaddr+0x42e/0x620
[  662.251937] (UM) 
[  662.256453]  __alloc_skb+0x119/0x770
[  662.259116] 3*2048kB 
[  662.263644]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  662.266481] (UM) 
[  662.270736]  ? netdev_alloc_frag+0x1f0/0x1f0
[  662.272795] 3*4096kB 
[  662.276539]  ? lock_downgrade+0x900/0x900
[  662.278954] (M) = 25228kB
[  662.284266]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  662.286321] Node 0 
[  662.290749]  ? refcount_sub_and_test_checked+0x203/0x310
[  662.293142] Normal: 1142*4kB 
[  662.297329]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  662.300073] (MEH) 
[  662.305635]  ? addrconf_rs_timer+0x690/0x690
[  662.307854] 440*8kB (UMEH) 
[  662.313338]  ndisc_alloc_skb+0x144/0x340
[  662.316434] 198*16kB 
[  662.321912]  ndisc_send_rs+0x331/0x6e0
[  662.324047] (UME) 
[  662.328472]  addrconf_rs_timer+0x314/0x690
[  662.331389] 53*32kB (UMEH) 
[  662.335485]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  662.337872] 6*64kB (UM) 
[  662.341804]  call_timer_fn+0x272/0x920
[  662.343935] 1*128kB 
[  662.348180]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  662.351093] (H) 
[  662.355353]  ? process_timeout+0x40/0x40
[  662.358005] 0*256kB 1*512kB 
[  662.361923]  ? __run_timers+0x7da/0xc70
[  662.364225] (H) 
[  662.368481]  ? _raw_spin_unlock_irq+0x27/0x80
[  662.370436] 0*1024kB 
[  662.374544]  ? _raw_spin_unlock_irq+0x27/0x80
[  662.377543] 0*2048kB 0*4096kB 
[  662.381556]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  662.381575]  ? lockdep_hardirqs_on+0x296/0x5b0
[  662.383562] = 13976kB
[  662.388075]  ? trace_hardirqs_on+0xbd/0x310
[  662.390471] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  662.394972]  ? kasan_check_read+0x11/0x20
[  662.398151] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  662.402387]  ? __run_timers+0x7da/0xc70
[  662.406953] 4258 total pagecache pages
[  662.409373]  ? trace_hardirqs_off_caller+0x310/0x310
[  662.413686] 0 pages in swap cache
[  662.422556]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  662.426688] Swap cache stats: add 0, delete 0, find 0/0
[  662.426698] Free swap  = 0kB
[  662.435289]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  662.439245] Total swap = 0kB
[  662.439254] 1965979 pages RAM
[  662.443159]  __run_timers+0x7e5/0xc70
[  662.448243] 0 pages HighMem/MovableOnly
[  662.448253] 342867 pages reserved
[  662.451735]  ? timer_fixup_init+0x70/0x70
[  662.455957] 0 pages cma reserved
[  662.456039] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  662.461350]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  662.461366]  ? zap_class+0x640/0x640
[  662.461383]  ? enqueue_hrtimer+0x1a5/0x560
[  662.461400]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  662.464508] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  662.468663]  ? find_held_lock+0x36/0x1c0
[  662.471667] syz-fuzzer cpuset=
[  662.474785]  ? zap_class+0x640/0x640
[  662.478568] /
[  662.482583]  ? pvclock_read_flags+0x160/0x160
[  662.486020]  mems_allowed=0
[  662.548477]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  662.554045]  ? check_preemption_disabled+0x48/0x280
[  662.559096]  ? __lock_is_held+0xb5/0x140
[  662.563201]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  662.568762]  ? check_preemption_disabled+0x48/0x280
[  662.573822]  run_timer_softirq+0x52/0xb0
[  662.577893]  ? rcu_read_lock_sched_held+0x14f/0x180
[  662.582925]  __do_softirq+0x308/0xb7e
[  662.586742]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  662.591251]  ? lock_downgrade+0x900/0x900
[  662.595421]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  662.601043]  ? pvclock_read_flags+0x160/0x160
[  662.605560]  ? lapic_next_event+0x5a/0x90
[  662.609733]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  662.615285]  ? kvm_clock_read+0x18/0x30
[  662.619266]  ? kvm_sched_clock_read+0x9/0x20
[  662.623686]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  662.629244]  ? check_preemption_disabled+0x48/0x280
[  662.634280]  irq_exit+0x17f/0x1c0
[  662.637741]  smp_apic_timer_interrupt+0x1cb/0x760
[  662.642587]  ? smp_reschedule_interrupt+0x109/0x650
[  662.647614]  ? smp_call_function_single_interrupt+0x650/0x650
[  662.653512]  ? interrupt_entry+0xb5/0xc0
[  662.657602]  ? trace_hardirqs_off_caller+0xbb/0x310
[  662.662625]  ? trace_hardirqs_off_caller+0xbb/0x310
[  662.667657]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  662.672535]  ? trace_hardirqs_on_caller+0x310/0x310
[  662.677577]  ? trace_hardirqs_on_caller+0x310/0x310
[  662.682606]  ? task_prio+0x50/0x50
[  662.686167]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  662.691725]  ? check_preemption_disabled+0x48/0x280
[  662.696762]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  662.701633]  apic_timer_interrupt+0xf/0x20
[  662.705871]  </IRQ>
[  662.708353] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  662.714253] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  662.733168] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  662.740900] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  662.748186] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  662.755469] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  662.762755] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  662.770037] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  662.777364]  ? save_stack+0xa9/0xd0
[  662.781020]  __kmalloc_node_track_caller+0x33/0x70
[  662.785970]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  662.790746]  pskb_expand_head+0x230/0x10f0
[  662.795008]  ? memcpy+0x45/0x50
[  662.798307]  ? __copy_skb_header+0x350/0x6b0
[  662.802729]  ? skb_release_data+0x880/0x880
[  662.807064]  ? __alloc_skb+0x770/0x770
[  662.810976]  ? __lock_is_held+0xb5/0x140
[  662.815060]  ? kasan_check_write+0x14/0x20
[  662.819307]  ? __skb_clone+0x6c7/0xa00
[  662.823209]  ? __copy_skb_header+0x6b0/0x6b0
[  662.827636]  ? kmem_cache_alloc+0x33a/0x730
[  662.831983]  skb_ensure_writable+0x3dd/0x640
[  662.836414]  ? skb_checksum_setup+0xaa0/0xaa0
[  662.840921]  ? check_preemption_disabled+0x48/0x280
[  662.845961]  ? __this_cpu_preempt_check+0x1c/0x20
[  662.850820]  ? __bpf_redirect+0x54b/0xb20
[  662.854981]  ? __switch_to_asm+0x34/0x70
[  662.859065]  bpf_clone_redirect+0x14a/0x490
[  662.863416]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  662.868450]  ? __sched_text_start+0x8/0x8
[  662.872624]  ? retint_kernel+0x2d/0x2d
[  662.876543]  ? find_held_lock+0x36/0x1c0
[  662.880639]  ? lock_acquire+0x1ed/0x520
[  662.884633]  ? bpf_test_run+0x3cb/0x780
[  662.888629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  662.894188]  ? check_preemption_disabled+0x48/0x280
[  662.899231]  ? kasan_check_read+0x11/0x20
[  662.903395]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  662.908689]  ? rcu_softirq_qs+0x20/0x20
[  662.912683]  ? preempt_schedule+0x4d/0x60
[  662.916845]  ? ___preempt_schedule+0x16/0x18
[  662.921283]  ? bpf_test_run+0x25d/0x780
[  662.925278]  ? netlink_diag_dump+0x2a0/0x2a0
[  662.929709]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  662.935261]  ? bpf_test_init.isra.10+0x70/0x100
[  662.939950]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  662.944732]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  662.949598]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  662.955152]  ? fput+0x130/0x1a0
[  662.958442]  ? __bpf_prog_get+0x9b/0x290
[  662.962530]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  662.967390]  ? bpf_prog_test_run+0x130/0x1a0
[  662.971820]  ? __x64_sys_bpf+0x3d8/0x520
[  662.975892]  ? bpf_prog_get+0x20/0x20
[  662.979725]  ? do_syscall_64+0x1b9/0x820
[  662.983794]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  662.989173]  ? syscall_return_slowpath+0x5e0/0x5e0
[  662.994117]  ? trace_hardirqs_on_caller+0x310/0x310
[  662.999150]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  663.004179]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  663.010862]  ? __switch_to_asm+0x40/0x70
[  663.014929]  ? __switch_to_asm+0x34/0x70
[  663.019009]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  663.023869]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  663.029263] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  663.029351] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  663.035976] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  663.035987] Call Trace:
[  663.042646] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  663.051863]  <IRQ>
[  663.054442] syz-executor4 cpuset=
[  663.064937]  dump_stack+0x244/0x39d
[  663.067070] syz4
[  663.070538]  ? dump_stack_print_info.cold.1+0x20/0x20
[  663.074147]  mems_allowed=0
[  663.076134]  warn_alloc.cold.117+0xb7/0x1bd
[  663.088564]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  663.093428]  ? lock_downgrade+0x900/0x900
[  663.097602]  ? trace_hardirqs_off+0xb8/0x310
[  663.102029]  ? trace_hardirqs_off+0xb8/0x310
[  663.106465]  __alloc_pages_slowpath+0x2660/0x2d70
[  663.111353]  ? warn_alloc+0x120/0x120
[  663.115168]  ? warn_alloc+0x120/0x120
[  663.118980]  ? print_usage_bug+0xc0/0xc0
[  663.123053]  ? warn_alloc+0x120/0x120
[  663.126864]  ? print_usage_bug+0xc0/0xc0
[  663.130940]  ? __lock_acquire+0x62f/0x4c20
[  663.135191]  ? __lock_acquire+0x62f/0x4c20
[  663.139446]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  663.145006]  ? should_fail+0x22d/0xd01
[  663.148921]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  663.154046]  ? __lock_acquire+0x62f/0x4c20
[  663.158316]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  663.163435]  ? __lock_acquire+0x62f/0x4c20
[  663.167685]  ? should_fail+0x22d/0xd01
[  663.171602]  ? mark_held_locks+0x130/0x130
[  663.175857]  ? mark_held_locks+0x130/0x130
[  663.180115]  ? try_to_wake_up+0x10a/0x12e0
[  663.184369]  ? zap_class+0x640/0x640
[  663.188095]  ? print_usage_bug+0xc0/0xc0
[  663.192177]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  663.197735]  ? check_preemption_disabled+0x48/0x280
[  663.202786]  ? __lock_is_held+0xb5/0x140
[  663.206882]  __alloc_pages_nodemask+0xa80/0xde0
[  663.211591]  ? zap_class+0x640/0x640
[  663.215341]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  663.220403]  ? find_held_lock+0x36/0x1c0
[  663.224502]  ? ____cache_alloc_node+0x1c7/0x1e0
[  663.229211]  ? lock_downgrade+0x900/0x900
[  663.233394]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  663.238964]  cache_grow_begin+0xa5/0x8c0
[  663.243047]  ? do_raw_spin_unlock+0xa7/0x330
[  663.247493]  fallback_alloc+0x204/0x2e0
[  663.251505]  ____cache_alloc_node+0x1c7/0x1e0
[  663.256037]  kmem_cache_alloc_node+0xe3/0x730
[  663.260585]  ? ipv6_get_ifaddr+0x42e/0x620
[  663.264850]  __alloc_skb+0x119/0x770
[  663.268587]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  663.273908]  ? netdev_alloc_frag+0x1f0/0x1f0
[  663.278334]  ? lock_downgrade+0x900/0x900
[  663.282546]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  663.288116]  ? refcount_sub_and_test_checked+0x203/0x310
[  663.293601]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  663.299094]  ? addrconf_rs_timer+0x690/0x690
[  663.303550]  ndisc_alloc_skb+0x144/0x340
[  663.307652]  ndisc_send_rs+0x331/0x6e0
[  663.311568]  addrconf_rs_timer+0x314/0x690
[  663.315827]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  663.320098]  call_timer_fn+0x272/0x920
[  663.324013]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  663.328273]  ? process_timeout+0x40/0x40
[  663.332370]  ? mark_held_locks+0xc7/0x130
[  663.336552]  ? _raw_spin_unlock_irq+0x27/0x80
[  663.341077]  ? _raw_spin_unlock_irq+0x27/0x80
[  663.345598]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  663.349860]  ? lockdep_hardirqs_on+0x296/0x5b0
[  663.354464]  ? trace_hardirqs_on+0xbd/0x310
[  663.358799]  ? kasan_check_read+0x11/0x20
[  663.362964]  ? __run_timers+0x7da/0xc70
[  663.366955]  ? trace_hardirqs_off_caller+0x310/0x310
[  663.372094]  ? __queue_work+0x1440/0x1440
[  663.376282]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  663.380540]  __run_timers+0x7e5/0xc70
[  663.384386]  ? timer_fixup_init+0x70/0x70
[  663.388554]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  663.393591]  ? zap_class+0x640/0x640
[  663.397319]  ? print_usage_bug+0xc0/0xc0
[  663.401397]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  663.406627]  ? find_held_lock+0x36/0x1c0
[  663.410716]  ? zap_class+0x640/0x640
[  663.414452]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  663.420010]  ? check_preemption_disabled+0x48/0x280
[  663.425069]  ? __lock_is_held+0xb5/0x140
[  663.429159]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  663.434716]  ? check_preemption_disabled+0x48/0x280
[  663.439770]  run_timer_softirq+0x52/0xb0
[  663.443847]  ? rcu_read_lock_sched_held+0x14f/0x180
[  663.448882]  __do_softirq+0x308/0xb7e
[  663.452709]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  663.457221]  ? lock_downgrade+0x900/0x900
[  663.461394]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  663.466527]  ? pvclock_read_flags+0x160/0x160
[  663.471043]  ? lapic_next_event+0x5a/0x90
[  663.475211]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  663.480770]  ? kvm_clock_read+0x18/0x30
[  663.484759]  ? kvm_sched_clock_read+0x9/0x20
[  663.489183]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  663.494743]  ? check_preemption_disabled+0x48/0x280
[  663.499794]  irq_exit+0x17f/0x1c0
[  663.503273]  smp_apic_timer_interrupt+0x1cb/0x760
[  663.508131]  ? smp_reschedule_interrupt+0x109/0x650
[  663.513171]  ? smp_call_function_single_interrupt+0x650/0x650
[  663.519088]  ? interrupt_entry+0xb5/0xc0
[  663.523176]  ? trace_hardirqs_off_caller+0xbb/0x310
[  663.528213]  ? trace_hardirqs_off_caller+0xbb/0x310
[  663.533256]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  663.538128]  ? trace_hardirqs_on_caller+0x310/0x310
[  663.543181]  ? trace_hardirqs_on_caller+0x310/0x310
[  663.548228]  ? task_prio+0x50/0x50
[  663.551800]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  663.557361]  ? check_preemption_disabled+0x48/0x280
[  663.562420]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  663.567302]  apic_timer_interrupt+0xf/0x20
[  663.571561]  </IRQ>
[  663.573822] RIP: 0010:console_unlock+0xffa/0x1160
[  663.578686] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  663.597605] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  663.605869] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  663.613158] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  663.620442] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  663.627738] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  663.635034] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  663.642342]  ? netconsole_netdev_event+0x280/0x280
[  663.647316]  ? console_unlock+0xff1/0x1160
[  663.651605]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  663.656311]  ? vprintk_emit+0x7f7/0x930
[  663.660318]  ? lock_release+0xa00/0xa00
[  663.664327]  ? trace_hardirqs_off_caller+0x300/0x310
[  663.669448]  ? vprintk_default+0x28/0x30
[  663.673542]  ? trace_hardirqs_off_caller+0x310/0x310
[  663.678672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  663.684233]  vprintk_emit+0x33d/0x930
[  663.688062]  ? wake_up_klogd+0x180/0x180
[  663.692150]  ? find_held_lock+0x31/0x1c0
[  663.696235]  ? mark_held_locks+0xc7/0x130
[  663.700410]  ? _raw_spin_unlock_irq+0x27/0x80
[  663.704938]  ? _raw_spin_unlock_irq+0x27/0x80
[  663.709454]  vprintk_default+0x28/0x30
[  663.713360]  vprintk_func+0x7e/0x181
[  663.717089]  printk+0xa7/0xcf
[  663.720215]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  663.725013]  ? _raw_spin_unlock_irq+0x60/0x80
[  663.729556]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  663.734862]  dump_header+0x7cc/0xf72
[  663.738623]  ? pagefault_out_of_memory+0x197/0x197
[  663.743591]  ? zap_class+0x640/0x640
[  663.747334]  ? percpu_ref_get_many+0x240/0x240
[  663.751937]  ? print_usage_bug+0xc0/0xc0
[  663.756019]  ? print_usage_bug+0xc0/0xc0
[  663.760108]  ? zap_class+0x640/0x640
[  663.763839]  ? print_usage_bug+0xc0/0xc0
[  663.767927]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  663.773490]  ? find_held_lock+0x36/0x1c0
[  663.777593]  ? mark_held_locks+0xc7/0x130
[  663.781767]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  663.786897]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  663.792025]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  663.796651]  ? trace_hardirqs_on+0xbd/0x310
[  663.801012]  ? kasan_check_read+0x11/0x20
[  663.805183]  ? ___ratelimit+0x3b4/0x672
[  663.809182]  ? trace_hardirqs_off_caller+0x310/0x310
[  663.814325]  ? trace_hardirqs_on+0x310/0x310
[  663.818759]  ? lock_downgrade+0x900/0x900
[  663.822938]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  663.828072]  ? ___ratelimit+0x3b9/0x672
[  663.832082]  ? idr_get_free+0xec0/0xec0
[  663.836089]  ? find_held_lock+0x36/0x1c0
[  663.840185]  oom_kill_process.cold.27+0x10/0x903
[  663.844967]  ? zap_class+0x640/0x640
[  663.848699]  ? check_preemption_disabled+0x48/0x280
[  663.853746]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  663.858700]  ? kasan_check_read+0x11/0x20
[  663.862878]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  663.868179]  ? oom_evaluate_task+0x540/0x540
[  663.872651]  ? find_held_lock+0x36/0x1c0
[  663.876754]  ? out_of_memory+0x974/0x1430
[  663.880933]  ? lock_downgrade+0x900/0x900
[  663.885111]  ? check_preemption_disabled+0x48/0x280
[  663.890193]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  663.895146]  ? kasan_check_read+0x11/0x20
[  663.899322]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  663.904679]  ? rcu_softirq_qs+0x20/0x20
[  663.908687]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  663.914254]  ? oom_evaluate_task+0x302/0x540
[  663.918697]  out_of_memory+0xa84/0x1430
[  663.922703]  ? oom_killer_disable+0x3a0/0x3a0
[  663.927224]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  663.932183]  ? __mutex_add_waiter+0x2a0/0x2a0
[  663.936724]  __alloc_pages_slowpath+0x22d4/0x2d70
[  663.941631]  ? warn_alloc+0x120/0x120
[  663.945456]  ? rcu_softirq_qs+0x20/0x20
[  663.949484]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  663.955083]  ? should_fail+0x22d/0xd01
[  663.959022]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  663.964158]  ? zap_class+0x640/0x640
[  663.967924]  ? __lock_is_held+0xb5/0x140
[  663.972022]  ? mark_held_locks+0x130/0x130
[  663.976292]  ? lock_release+0xa00/0xa00
[  663.980290]  ? perf_trace_sched_process_exec+0x860/0x860
[  663.985778]  ? __might_sleep+0x95/0x190
[  663.989783]  __alloc_pages_nodemask+0xa80/0xde0
[  663.994499]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  663.999581]  ? __page_cache_alloc+0x191/0x5c0
[  664.004107]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  664.009067]  ? kasan_check_read+0x11/0x20
[  664.013242]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  664.018558]  ? zap_class+0x640/0x640
[  664.022309]  ? zap_class+0x640/0x640
[  664.026042]  ? zap_class+0x640/0x640
[  664.029776]  ? __do_page_cache_readahead+0x7ce/0x980
[  664.034905]  ? find_held_lock+0x36/0x1c0
[  664.038990]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  664.044568]  alloc_pages_current+0x173/0x350
[  664.049006]  __page_cache_alloc+0x38c/0x5c0
[  664.053352]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  664.058303]  ? kasan_check_read+0x11/0x20
[  664.062475]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  664.067787]  ? generic_perform_write+0x6a0/0x6a0
[  664.072582]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  664.078143]  ? check_preemption_disabled+0x48/0x280
[  664.083213]  filemap_fault+0x1594/0x25f0
[  664.087322]  ? __lock_page_or_retry+0xa00/0xa00
[  664.092023]  ? mark_held_locks+0x130/0x130
[  664.096294]  ? rcu_softirq_qs+0x20/0x20
[  664.100333]  ? filemap_map_pages+0xe04/0x1990
[  664.104869]  ? __free_object+0x173/0x340
[  664.108959]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  664.113933]  ? trace_hardirqs_off_caller+0x310/0x310
[  664.119065]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  664.123782]  ? debug_object_free+0x32d/0x690
[  664.128211]  ? kasan_check_read+0x11/0x20
[  664.132383]  ? debug_object_destroy+0x2b0/0x2b0
[  664.137084]  ? lock_pi_update_atomic+0x150/0x150
[  664.141867]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  664.147430]  ? __hrtimer_init+0xdb/0x240
[  664.151537]  ? lock_acquire+0x1ed/0x520
[  664.155562]  ? ext4_filemap_fault+0x7a/0xad
[  664.159916]  ? lock_release+0xa00/0xa00
[  664.163910]  ? perf_trace_sched_process_exec+0x860/0x860
[  664.169388]  ? print_usage_bug+0xc0/0xc0
[  664.173500]  ? print_usage_bug+0xc0/0xc0
[  664.177607]  ? down_read+0x8d/0x120
[  664.181250]  ? ext4_filemap_fault+0x7a/0xad
[  664.185595]  ? __down_interruptible+0x700/0x700
[  664.190324]  ext4_filemap_fault+0x82/0xad
[  664.194500]  __do_fault+0x100/0x6b0
[  664.198162]  ? pmd_devmap_trans_unstable+0x220/0x220
[  664.203292]  ? mark_held_locks+0x130/0x130
[  664.207560]  ? mark_held_locks+0x130/0x130
[  664.211820]  ? debug_smp_processor_id+0x1c/0x20
[  664.216516]  ? perf_trace_lock+0x14d/0x7a0
[  664.220793]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  664.226362]  __handle_mm_fault+0x307c/0x5920
[  664.230789]  ? perf_trace_lock+0x7a0/0x7a0
[  664.235078]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  664.239942]  ? lock_is_held_type+0x210/0x210
[  664.244375]  ? ksys_dup3+0x680/0x680
[  664.248103]  ? __switch_to_asm+0x34/0x70
[  664.252204]  ? zap_class+0x640/0x640
[  664.255933]  ? zap_class+0x640/0x640
[  664.259661]  ? __x64_sys_futex+0x53e/0x6a0
[  664.263918]  ? find_held_lock+0x36/0x1c0
[  664.268011]  ? handle_mm_fault+0x42a/0xc70
[  664.272275]  ? lock_downgrade+0x900/0x900
[  664.276448]  ? check_preemption_disabled+0x48/0x280
[  664.281499]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  664.286461]  ? kasan_check_read+0x11/0x20
[  664.290643]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  664.295960]  ? rcu_softirq_qs+0x20/0x20
[  664.299959]  ? trace_hardirqs_off_caller+0x310/0x310
[  664.305118]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  664.310799]  ? check_preemption_disabled+0x48/0x280
[  664.315873]  handle_mm_fault+0x54f/0xc70
[  664.319964]  ? __handle_mm_fault+0x5920/0x5920
[  664.324584]  ? find_vma+0x34/0x190
[  664.328154]  __do_page_fault+0x5e8/0xe60
[  664.332240]  ? trace_hardirqs_off+0xb8/0x310
[  664.336690]  do_page_fault+0xf2/0x7e0
[  664.340517]  ? vmalloc_sync_all+0x30/0x30
[  664.344710]  ? error_entry+0x70/0xd0
[  664.348449]  ? trace_hardirqs_off_caller+0xbb/0x310
[  664.353484]  ? trace_hardirqs_on_caller+0xc0/0x310
[  664.358448]  ? syscall_return_slowpath+0x5e0/0x5e0
[  664.363427]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  664.368319]  ? trace_hardirqs_on_caller+0x310/0x310
[  664.373359]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  664.378846]  ? prepare_exit_to_usermode+0x291/0x3b0
[  664.383886]  ? page_fault+0x8/0x30
[  664.387451]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  664.392322]  ? page_fault+0x8/0x30
[  664.395895]  page_fault+0x1e/0x30
[  664.399360] RIP: 0033:0x40f9c0
[  664.402578] Code: Bad RIP value.
[  664.405952] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  664.411332] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  664.418615] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  664.425902] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  664.433188] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  664.440477] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  664.447793] warn_alloc_show_mem: 1 callbacks suppressed
[  664.447806] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  664.447808] Mem-Info:
[  664.447838] active_anon:55033 inactive_anon:131 isolated_anon:0
[  664.447838]  active_file:10 inactive_file:13 isolated_file:2
[  664.447838]  unevictable:0 dirty:0 writeback:0 unstable:0
[  664.447838]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  664.447838]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  664.447838]  free:13778 free_pcp:355 free_cma:0
[  664.453198] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  664.453210] Call Trace:
[  664.460171] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  664.462583]  <IRQ>
[  664.495581] Node 0 
[  664.504964]  dump_stack+0x244/0x39d
[  664.507567] 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
[  664.535240]  ? dump_stack_print_info.cold.1+0x20/0x20
[  664.537378] lowmem_reserve[]:
[  664.539629]  warn_alloc.cold.117+0xb7/0x1bd
[  664.543218]  0 2818
[  664.568750]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  664.573926]  6321 6321
[  664.577058]  ? lock_downgrade+0x900/0x900
[  664.583618]  ? trace_hardirqs_off+0xb8/0x310
[  664.588438] Node 0 
[  664.590950]  ? trace_hardirqs_off+0xb8/0x310
[  664.595102] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  664.599500]  __alloc_pages_slowpath+0x2660/0x2d70
[  664.601717] lowmem_reserve[]:
[  664.606160]  ? warn_alloc+0x120/0x120
[  664.632833]  0 0
[  664.637716]  ? warn_alloc+0x120/0x120
[  664.640811]  3503
[  664.644639]  ? print_usage_bug+0xc0/0xc0
[  664.646598]  3503
[  664.650400]  ? warn_alloc+0x120/0x120
[  664.652442] Node 0 
[  664.656517]  ? print_usage_bug+0xc0/0xc0
[  664.658640] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  664.662423]  ? __lock_acquire+0x62f/0x4c20
[  664.664644] lowmem_reserve[]:
[  664.668716]  ? __lock_acquire+0x62f/0x4c20
[  664.697069]  0 0
[  664.701341]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  664.704432]  0
[  664.708923]  ? should_fail+0x22d/0xd01
[  664.708934]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  664.708944]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  664.708954]  ? __lock_acquire+0x62f/0x4c20
[  664.708964]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  664.708971]  ? __lock_acquire+0x62f/0x4c20
[  664.708977]  ? should_fail+0x22d/0xd01
[  664.708984]  ? rcu_irq_exit+0x1a2/0x390
[  664.708997]  ? mark_held_locks+0x130/0x130
[  664.709008]  ? mark_held_locks+0x130/0x130
[  664.709018]  ? mark_held_locks+0xc7/0x130
[  664.709026]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  664.709034]  ? zap_class+0x640/0x640
[  664.709042]  ? print_usage_bug+0xc0/0xc0
[  664.709056]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  664.709069]  ? check_preemption_disabled+0x48/0x280
[  664.709091]  ? __lock_is_held+0xb5/0x140
[  664.711076]  0
[  664.716650]  __alloc_pages_nodemask+0xa80/0xde0
[  664.722338]  ? zap_class+0x640/0x640
[  664.727619] Node 0 
[  664.732739]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  664.736961] DMA: 
[  664.742082]  ? find_held_lock+0x36/0x1c0
[  664.746305] 1*4kB 
[  664.750211]  ? ____cache_alloc_node+0x1c7/0x1e0
[  664.754163] (U) 
[  664.758409]  ? lock_downgrade+0x900/0x900
[  664.762631] 0*8kB 
[  664.766809]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  664.771808] 0*16kB 
[  664.775541]  cache_grow_begin+0xa5/0x8c0
[  664.779589] 1*32kB 
[  664.785142]  ? do_raw_spin_unlock+0xa7/0x330
[  664.790155] (U) 
[  664.794240]  fallback_alloc+0x204/0x2e0
[  664.796029] 2*64kB 
[  664.800714]  ____cache_alloc_node+0x1c7/0x1e0
[  664.804414] (U) 
[  664.806667]  kmem_cache_alloc_node+0xe3/0x730
[  664.811673] 1*128kB 
[  664.813749]  ? ipv6_get_ifaddr+0x42e/0x620
[  664.817972] (U) 
[  664.820144]  __alloc_skb+0x119/0x770
[  664.824790] 1*256kB (U) 
[  664.826796]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  664.830927] 0*512kB 
[  664.833092]  ? netdev_alloc_frag+0x1f0/0x1f0
[  664.838635] 1*1024kB 
[  664.840888]  ? lock_downgrade+0x900/0x900
[  664.844919] (U) 1*2048kB 
[  664.847185]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  664.851574] (M) 
[  664.853571]  ? refcount_sub_and_test_checked+0x203/0x310
[  664.857514] 3*4096kB (M) 
[  664.859791]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  664.864263] = 15908kB
[  664.864273] Node 0 
[  664.866258]  ? addrconf_rs_timer+0x690/0x690
[  664.870725] DMA32: 5*4kB 
[  664.873080]  ndisc_alloc_skb+0x144/0x340
[  664.877284] (MH) 1*8kB 
[  664.879280]  ndisc_send_rs+0x331/0x6e0
[  664.882963] (U) 3*16kB 
[  664.885659]  addrconf_rs_timer+0x314/0x690
[  664.890915] (MH) 
[  664.893253]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  664.897635] 2*32kB (MH) 
[  664.900074]  call_timer_fn+0x272/0x920
[  664.904205] 4*64kB 
[  664.906970]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  664.912481] (MH) 4*128kB 
[  664.914486]  ? process_timeout+0x40/0x40
[  664.919928] (M) 3*256kB 
[  664.922723]  ? __run_timers+0x7da/0xc70
[  664.928148] (M) 4*512kB 
[  664.930591]  ? _raw_spin_unlock_irq+0x27/0x80
[  664.932797] (UM) 3*1024kB 
[  664.937243]  ? _raw_spin_unlock_irq+0x27/0x80
[  664.939984] (UM) 3*2048kB 
[  664.944076]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  664.946645] (UM) 
[  664.950557]  ? lockdep_hardirqs_on+0x296/0x5b0
[  664.953115] 3*4096kB 
[  664.957366]  ? trace_hardirqs_on+0xbd/0x310
[  664.959408] (M) 
[  664.963655]  ? kasan_check_read+0x11/0x20
[  664.966301] = 25228kB
[  664.966311] Node 0 
[  664.970220]  ? __run_timers+0x7da/0xc70
[  664.972447] Normal: 
[  664.976694]  ? trace_hardirqs_off_caller+0x310/0x310
[  664.979433] 1142*4kB 
[  664.983504]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  664.986156] (MEH) 
[  664.990142]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  664.992790] 440*8kB 
[  664.997292]  __run_timers+0x7e5/0xc70
[  665.000111] (UMEH) 
[  665.004626]  ? timer_fixup_init+0x70/0x70
[  665.007447] 198*16kB 
[  665.011690]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  665.013727] (UME) 
[  665.018312]  ? zap_class+0x640/0x640
[  665.020701] 53*32kB 
[  665.025025]  ? enqueue_hrtimer+0x1a5/0x560
[  665.026982] (UMEH) 
[  665.031132]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  665.033531] 6*64kB 
[  665.035779]  ? find_held_lock+0x36/0x1c0
[  665.039740] (UM) 
[  665.042078]  ? zap_class+0x640/0x640
[  665.047175] 1*128kB 
[  665.050030]  ? pvclock_read_flags+0x160/0x160
[  665.054251] (H) 
[  665.056410]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  665.060626] 0*256kB 
[  665.062955]  ? check_preemption_disabled+0x48/0x280
[  665.066730] 1*512kB (H) 
[  665.069018]  ? __lock_is_held+0xb5/0x140
[  665.073145] 0*1024kB 0*2048kB 
[  665.075593]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  665.080589] 0*4096kB = 13976kB
[  665.082761]  ? check_preemption_disabled+0x48/0x280
[  665.086464] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  665.088790]  run_timer_softirq+0x52/0xb0
[  665.093007] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  665.093017] 4258 total pagecache pages
[  665.095269]  ? rcu_read_lock_sched_held+0x14f/0x180
[  665.100466] 0 pages in swap cache
[  665.102713]  __do_softirq+0x308/0xb7e
[  665.106765] Swap cache stats: add 0, delete 0, find 0/0
[  665.106776] Free swap  = 0kB
[  665.108853]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  665.112546] Total swap = 0kB
[  665.112561] 1965979 pages RAM
[  665.114895]  ? lock_downgrade+0x900/0x900
[  665.119374] 0 pages HighMem/MovableOnly
[  665.121356]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  665.126876] 342867 pages reserved
[  665.126885] 0 pages cma reserved
[  665.129222]  ? pvclock_read_flags+0x160/0x160
[  665.134283] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  665.136914]  ? lapic_next_event+0x5a/0x90
[  665.136931]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  665.136954]  ? kvm_clock_read+0x18/0x30
[  665.141086] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  665.144223]  ? kvm_sched_clock_read+0x9/0x20
[  665.149749] syz-fuzzer cpuset=
[  665.152957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  665.157961] /
[  665.166815]  ? check_preemption_disabled+0x48/0x280
[  665.170871]  mems_allowed=0
[  665.179465]  irq_exit+0x17f/0x1c0
[  665.295781]  smp_apic_timer_interrupt+0x1cb/0x760
[  665.300643]  ? smp_reschedule_interrupt+0x109/0x650
[  665.305684]  ? smp_call_function_single_interrupt+0x650/0x650
[  665.311601]  ? interrupt_entry+0xb5/0xc0
[  665.315688]  ? trace_hardirqs_off_caller+0xbb/0x310
[  665.320722]  ? trace_hardirqs_off_caller+0xbb/0x310
[  665.325760]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  665.330621]  ? trace_hardirqs_on_caller+0x310/0x310
[  665.335658]  ? trace_hardirqs_on_caller+0x310/0x310
[  665.340696]  ? task_prio+0x50/0x50
[  665.344445]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  665.350007]  ? check_preemption_disabled+0x48/0x280
[  665.355054]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  665.359939]  apic_timer_interrupt+0xf/0x20
[  665.364189]  </IRQ>
[  665.366451] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  665.372358] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  665.391278] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  665.399011] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  665.406403] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  665.413687] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  665.420973] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  665.428257] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  665.435614]  ? save_stack+0xa9/0xd0
[  665.439278]  __kmalloc_node_track_caller+0x33/0x70
[  665.444236]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  665.449023]  pskb_expand_head+0x230/0x10f0
[  665.453285]  ? memcpy+0x45/0x50
[  665.456588]  ? __copy_skb_header+0x350/0x6b0
[  665.461012]  ? skb_release_data+0x880/0x880
[  665.465375]  ? __alloc_skb+0x770/0x770
[  665.469288]  ? __lock_is_held+0xb5/0x140
[  665.473380]  ? kasan_check_write+0x14/0x20
[  665.477643]  ? __skb_clone+0x6c7/0xa00
[  665.481573]  ? __copy_skb_header+0x6b0/0x6b0
[  665.486014]  ? kmem_cache_alloc+0x33a/0x730
[  665.490370]  skb_ensure_writable+0x3dd/0x640
[  665.494817]  ? skb_checksum_setup+0xaa0/0xaa0
[  665.499332]  ? check_preemption_disabled+0x48/0x280
[  665.504372]  ? __this_cpu_preempt_check+0x1c/0x20
[  665.509241]  ? __bpf_redirect+0x54b/0xb20
[  665.513415]  ? __switch_to_asm+0x34/0x70
[  665.517512]  bpf_clone_redirect+0x14a/0x490
[  665.521888]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  665.526933]  ? __sched_text_start+0x8/0x8
[  665.531101]  ? retint_kernel+0x2d/0x2d
[  665.535011]  ? find_held_lock+0x36/0x1c0
[  665.539093]  ? lock_acquire+0x1ed/0x520
[  665.543080]  ? bpf_test_run+0x3cb/0x780
[  665.547065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  665.552612]  ? check_preemption_disabled+0x48/0x280
[  665.557649]  ? kasan_check_read+0x11/0x20
[  665.561820]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  665.567118]  ? rcu_softirq_qs+0x20/0x20
[  665.571113]  ? preempt_schedule+0x4d/0x60
[  665.575274]  ? ___preempt_schedule+0x16/0x18
[  665.579707]  ? bpf_test_run+0x25d/0x780
[  665.583707]  ? netlink_diag_dump+0x2a0/0x2a0
[  665.588126]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  665.593680]  ? bpf_test_init.isra.10+0x70/0x100
[  665.598364]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  665.603728]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  665.608585]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  665.614140]  ? fput+0x130/0x1a0
[  665.617430]  ? __bpf_prog_get+0x9b/0x290
[  665.621504]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  665.626369]  ? bpf_prog_test_run+0x130/0x1a0
[  665.630800]  ? __x64_sys_bpf+0x3d8/0x520
[  665.634885]  ? bpf_prog_get+0x20/0x20
[  665.638722]  ? do_syscall_64+0x1b9/0x820
[  665.642797]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  665.648179]  ? syscall_return_slowpath+0x5e0/0x5e0
[  665.653128]  ? trace_hardirqs_on_caller+0x310/0x310
[  665.658167]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  665.663196]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  665.669878]  ? __switch_to_asm+0x40/0x70
[  665.673948]  ? __switch_to_asm+0x34/0x70
[  665.678029]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  665.682893]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  665.688288] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  665.688356] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  665.694971] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  665.694983] Call Trace:
[  665.701770] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  665.711588]  <IRQ>
[  665.714841] syz-executor4 cpuset=
[  665.725350]  dump_stack+0x244/0x39d
[  665.727489] syz4
[  665.730953]  ? dump_stack_print_info.cold.1+0x20/0x20
[  665.734560]  mems_allowed=0
[  665.736559]  warn_alloc.cold.117+0xb7/0x1bd
[  665.748983]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  665.753849]  ? lock_downgrade+0x900/0x900
[  665.758030]  ? trace_hardirqs_off+0xb8/0x310
[  665.762459]  ? trace_hardirqs_off+0xb8/0x310
[  665.766885]  __alloc_pages_slowpath+0x2660/0x2d70
[  665.771780]  ? warn_alloc+0x120/0x120
[  665.775595]  ? warn_alloc+0x120/0x120
[  665.779405]  ? print_usage_bug+0xc0/0xc0
[  665.783476]  ? warn_alloc+0x120/0x120
[  665.787292]  ? print_usage_bug+0xc0/0xc0
[  665.791365]  ? __lock_acquire+0x62f/0x4c20
[  665.795617]  ? __lock_acquire+0x62f/0x4c20
[  665.799863]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  665.805417]  ? should_fail+0x22d/0xd01
[  665.809315]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  665.814431]  ? __lock_acquire+0x62f/0x4c20
[  665.818680]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  665.823794]  ? __lock_acquire+0x62f/0x4c20
[  665.828032]  ? should_fail+0x22d/0xd01
[  665.831933]  ? find_held_lock+0x36/0x1c0
[  665.836011]  ? mark_held_locks+0x130/0x130
[  665.840263]  ? mark_held_locks+0x130/0x130
[  665.844511]  ? zap_class+0x640/0x640
[  665.848248]  ? zap_class+0x640/0x640
[  665.851981]  ? print_usage_bug+0xc0/0xc0
[  665.856046]  ? do_raw_spin_unlock+0xa7/0x330
[  665.860476]  ? zap_class+0x640/0x640
[  665.864203]  ? print_usage_bug+0xc0/0xc0
[  665.868282]  ? wq_watchdog_touch+0x9c/0xfe
[  665.872543]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  665.878112]  ? check_preemption_disabled+0x48/0x280
[  665.883160]  ? __lock_is_held+0xb5/0x140
[  665.887249]  __alloc_pages_nodemask+0xa80/0xde0
[  665.891933]  ? zap_class+0x640/0x640
[  665.895671]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  665.900724]  ? find_held_lock+0x36/0x1c0
[  665.904833]  ? ____cache_alloc_node+0x1c7/0x1e0
[  665.909531]  ? lock_downgrade+0x900/0x900
[  665.913710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  665.919278]  cache_grow_begin+0xa5/0x8c0
[  665.923359]  ? do_raw_spin_unlock+0xa7/0x330
[  665.927800]  fallback_alloc+0x204/0x2e0
[  665.931799]  ____cache_alloc_node+0x1c7/0x1e0
[  665.936318]  kmem_cache_alloc_node+0xe3/0x730
[  665.940835]  ? ipv6_get_ifaddr+0x42e/0x620
[  665.945096]  __alloc_skb+0x119/0x770
[  665.948825]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  665.954120]  ? netdev_alloc_frag+0x1f0/0x1f0
[  665.958548]  ? lock_downgrade+0x900/0x900
[  665.962734]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  665.968285]  ? refcount_sub_and_test_checked+0x203/0x310
[  665.973762]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  665.979235]  ? addrconf_rs_timer+0x690/0x690
[  665.983668]  ndisc_alloc_skb+0x144/0x340
[  665.987755]  ndisc_send_rs+0x331/0x6e0
[  665.991663]  addrconf_rs_timer+0x314/0x690
[  665.995918]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  666.000179]  call_timer_fn+0x272/0x920
[  666.004239]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  666.008718]  ? process_timeout+0x40/0x40
[  666.012809]  ? mark_held_locks+0xc7/0x130
[  666.016977]  ? _raw_spin_unlock_irq+0x27/0x80
[  666.021629]  ? _raw_spin_unlock_irq+0x27/0x80
[  666.026144]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  666.030405]  ? lockdep_hardirqs_on+0x296/0x5b0
[  666.035012]  ? trace_hardirqs_on+0xbd/0x310
[  666.039354]  ? kasan_check_read+0x11/0x20
[  666.043539]  ? __run_timers+0x7da/0xc70
[  666.047540]  ? trace_hardirqs_off_caller+0x310/0x310
[  666.052665]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  666.056915]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  666.061166]  __run_timers+0x7e5/0xc70
[  666.064993]  ? timer_fixup_init+0x70/0x70
[  666.069157]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  666.074190]  ? zap_class+0x640/0x640
[  666.077915]  ? print_usage_bug+0xc0/0xc0
[  666.081984]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  666.087423]  ? find_held_lock+0x36/0x1c0
[  666.091588]  ? zap_class+0x640/0x640
[  666.095315]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  666.100868]  ? check_preemption_disabled+0x48/0x280
[  666.105995]  ? __lock_is_held+0xb5/0x140
[  666.110103]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  666.115662]  ? check_preemption_disabled+0x48/0x280
[  666.120704]  run_timer_softirq+0x52/0xb0
[  666.124783]  ? rcu_read_lock_sched_held+0x14f/0x180
[  666.129837]  __do_softirq+0x308/0xb7e
[  666.133664]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  666.138180]  ? lock_downgrade+0x900/0x900
[  666.142348]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  666.147824]  ? pvclock_read_flags+0x160/0x160
[  666.152343]  ? lapic_next_event+0x5a/0x90
[  666.157530]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  666.163194]  ? kvm_clock_read+0x18/0x30
[  666.167183]  ? kvm_sched_clock_read+0x9/0x20
[  666.171607]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  666.177161]  ? check_preemption_disabled+0x48/0x280
[  666.182205]  irq_exit+0x17f/0x1c0
[  666.185753]  smp_apic_timer_interrupt+0x1cb/0x760
[  666.191010]  ? smp_reschedule_interrupt+0x109/0x650
[  666.196059]  ? smp_call_function_single_interrupt+0x650/0x650
[  666.201969]  ? interrupt_entry+0xb5/0xc0
[  666.206272]  ? trace_hardirqs_off_caller+0xbb/0x310
[  666.211310]  ? trace_hardirqs_off_caller+0xbb/0x310
[  666.216347]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  666.221207]  ? trace_hardirqs_on_caller+0x310/0x310
[  666.226242]  ? trace_hardirqs_on_caller+0x310/0x310
[  666.231291]  ? task_prio+0x50/0x50
[  666.235103]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  666.240801]  ? check_preemption_disabled+0x48/0x280
[  666.246447]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  666.251317]  apic_timer_interrupt+0xf/0x20
[  666.255561]  </IRQ>
[  666.257815] RIP: 0010:console_unlock+0xffa/0x1160
[  666.262680] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  666.281605] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  666.289327] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  666.296612] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  666.303897] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  666.311204] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  666.318514] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  666.325845]  ? netconsole_netdev_event+0x280/0x280
[  666.330806]  ? console_unlock+0xff1/0x1160
[  666.335119]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  666.339801]  ? vprintk_emit+0x7f7/0x930
[  666.343801]  ? lock_release+0xa00/0xa00
[  666.347797]  ? trace_hardirqs_off_caller+0x300/0x310
[  666.352923]  ? vprintk_default+0x28/0x30
[  666.357009]  ? trace_hardirqs_off_caller+0x310/0x310
[  666.362134]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  666.367709]  vprintk_emit+0x33d/0x930
[  666.371554]  ? wake_up_klogd+0x180/0x180
[  666.375658]  ? find_held_lock+0x31/0x1c0
[  666.379774]  ? mark_held_locks+0xc7/0x130
[  666.383950]  ? _raw_spin_unlock_irq+0x27/0x80
[  666.388472]  ? _raw_spin_unlock_irq+0x27/0x80
[  666.393023]  vprintk_default+0x28/0x30
[  666.396947]  vprintk_func+0x7e/0x181
[  666.400694]  printk+0xa7/0xcf
[  666.403869]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  666.408682]  ? _raw_spin_unlock_irq+0x60/0x80
[  666.413224]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  666.418566]  dump_header+0x7cc/0xf72
[  666.422325]  ? pagefault_out_of_memory+0x197/0x197
[  666.427293]  ? zap_class+0x640/0x640
[  666.431066]  ? percpu_ref_get_many+0x240/0x240
[  666.435685]  ? print_usage_bug+0xc0/0xc0
[  666.440024]  ? print_usage_bug+0xc0/0xc0
[  666.444125]  ? zap_class+0x640/0x640
[  666.447874]  ? print_usage_bug+0xc0/0xc0
[  666.451969]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  666.457546]  ? find_held_lock+0x36/0x1c0
[  666.461657]  ? mark_held_locks+0xc7/0x130
[  666.465837]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  666.470984]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  666.476127]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  666.480743]  ? trace_hardirqs_on+0xbd/0x310
[  666.485098]  ? kasan_check_read+0x11/0x20
[  666.489282]  ? ___ratelimit+0x3b4/0x672
[  666.493288]  ? trace_hardirqs_off_caller+0x310/0x310
[  666.498418]  ? trace_hardirqs_on+0x310/0x310
[  666.502850]  ? lock_downgrade+0x900/0x900
[  666.507029]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  666.512160]  ? ___ratelimit+0x3b9/0x672
[  666.516165]  ? idr_get_free+0xec0/0xec0
[  666.520160]  ? find_held_lock+0x36/0x1c0
[  666.524252]  oom_kill_process.cold.27+0x10/0x903
[  666.529042]  ? zap_class+0x640/0x640
[  666.532784]  ? check_preemption_disabled+0x48/0x280
[  666.537833]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  666.542797]  ? kasan_check_read+0x11/0x20
[  666.546997]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  666.552306]  ? oom_evaluate_task+0x540/0x540
[  666.556743]  ? find_held_lock+0x36/0x1c0
[  666.560834]  ? out_of_memory+0x974/0x1430
[  666.565000]  ? lock_downgrade+0x900/0x900
[  666.569172]  ? check_preemption_disabled+0x48/0x280
[  666.574227]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  666.579177]  ? kasan_check_read+0x11/0x20
[  666.583356]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  666.588673]  ? rcu_softirq_qs+0x20/0x20
[  666.592666]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  666.598228]  ? oom_evaluate_task+0x302/0x540
[  666.602663]  out_of_memory+0xa84/0x1430
[  666.606656]  ? oom_killer_disable+0x3a0/0x3a0
[  666.611166]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  666.616117]  ? __mutex_add_waiter+0x2a0/0x2a0
[  666.620652]  __alloc_pages_slowpath+0x22d4/0x2d70
[  666.625547]  ? warn_alloc+0x120/0x120
[  666.629357]  ? rcu_softirq_qs+0x20/0x20
[  666.633379]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  666.638932]  ? should_fail+0x22d/0xd01
[  666.642838]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  666.647966]  ? zap_class+0x640/0x640
[  666.651723]  ? __lock_is_held+0xb5/0x140
[  666.655814]  ? mark_held_locks+0x130/0x130
[  666.660067]  ? lock_release+0xa00/0xa00
[  666.664063]  ? perf_trace_sched_process_exec+0x860/0x860
[  666.669548]  ? __might_sleep+0x95/0x190
[  666.673554]  __alloc_pages_nodemask+0xa80/0xde0
[  666.678256]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  666.683381]  ? __page_cache_alloc+0x191/0x5c0
[  666.688078]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  666.693046]  ? kasan_check_read+0x11/0x20
[  666.697223]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  666.702533]  ? zap_class+0x640/0x640
[  666.706269]  ? zap_class+0x640/0x640
[  666.710474]  ? zap_class+0x640/0x640
[  666.714203]  ? __do_page_cache_readahead+0x7ce/0x980
[  666.719324]  ? find_held_lock+0x36/0x1c0
[  666.723414]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  666.729553]  alloc_pages_current+0x173/0x350
[  666.733991]  __page_cache_alloc+0x38c/0x5c0
[  666.738342]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  666.743285]  ? kasan_check_read+0x11/0x20
[  666.747444]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  666.752741]  ? generic_perform_write+0x6a0/0x6a0
[  666.757613]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  666.763162]  ? check_preemption_disabled+0x48/0x280
[  666.768202]  filemap_fault+0x1594/0x25f0
[  666.772292]  ? __lock_page_or_retry+0xa00/0xa00
[  666.776973]  ? mark_held_locks+0x130/0x130
[  666.781223]  ? rcu_softirq_qs+0x20/0x20
[  666.785223]  ? filemap_map_pages+0xe04/0x1990
[  666.789857]  ? __free_object+0x173/0x340
[  666.794263]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  666.799214]  ? trace_hardirqs_off_caller+0x310/0x310
[  666.804331]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  666.809020]  ? debug_object_free+0x32d/0x690
[  666.813441]  ? kasan_check_read+0x11/0x20
[  666.817609]  ? debug_object_destroy+0x2b0/0x2b0
[  666.822290]  ? lock_pi_update_atomic+0x150/0x150
[  666.827061]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  666.832636]  ? __hrtimer_init+0xdb/0x240
[  666.836720]  ? lock_acquire+0x1ed/0x520
[  666.840699]  ? ext4_filemap_fault+0x7a/0xad
[  666.845037]  ? lock_release+0xa00/0xa00
[  666.849025]  ? perf_trace_sched_process_exec+0x860/0x860
[  666.854495]  ? print_usage_bug+0xc0/0xc0
[  666.858592]  ? print_usage_bug+0xc0/0xc0
[  666.862710]  ? down_read+0x8d/0x120
[  666.866352]  ? ext4_filemap_fault+0x7a/0xad
[  666.870685]  ? __down_interruptible+0x700/0x700
[  666.875385]  ext4_filemap_fault+0x82/0xad
[  666.879558]  __do_fault+0x100/0x6b0
[  666.883205]  ? pmd_devmap_trans_unstable+0x220/0x220
[  666.888325]  ? mark_held_locks+0x130/0x130
[  666.892595]  ? mark_held_locks+0x130/0x130
[  666.897002]  ? debug_smp_processor_id+0x1c/0x20
[  666.901897]  ? perf_trace_lock+0x14d/0x7a0
[  666.906158]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  666.911724]  __handle_mm_fault+0x307c/0x5920
[  666.916157]  ? perf_trace_lock+0x7a0/0x7a0
[  666.921057]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  666.926041]  ? lock_is_held_type+0x210/0x210
[  666.930485]  ? ksys_dup3+0x680/0x680
[  666.934224]  ? __switch_to_asm+0x34/0x70
[  666.938319]  ? zap_class+0x640/0x640
[  666.942054]  ? zap_class+0x640/0x640
[  666.945784]  ? __x64_sys_futex+0x53e/0x6a0
[  666.950156]  ? find_held_lock+0x36/0x1c0
[  666.954250]  ? handle_mm_fault+0x42a/0xc70
[  666.958507]  ? lock_downgrade+0x900/0x900
[  666.962682]  ? check_preemption_disabled+0x48/0x280
[  666.967727]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  666.972682]  ? kasan_check_read+0x11/0x20
[  666.976969]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  666.982411]  ? rcu_softirq_qs+0x20/0x20
[  666.986396]  ? trace_hardirqs_off_caller+0x310/0x310
[  666.991516]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  666.997077]  ? check_preemption_disabled+0x48/0x280
[  667.002119]  handle_mm_fault+0x54f/0xc70
[  667.006206]  ? __handle_mm_fault+0x5920/0x5920
[  667.010810]  ? find_vma+0x34/0x190
[  667.014366]  __do_page_fault+0x5e8/0xe60
[  667.018458]  ? trace_hardirqs_off+0xb8/0x310
[  667.022886]  do_page_fault+0xf2/0x7e0
[  667.026699]  ? vmalloc_sync_all+0x30/0x30
[  667.030859]  ? error_entry+0x70/0xd0
[  667.034587]  ? trace_hardirqs_off_caller+0xbb/0x310
[  667.039624]  ? trace_hardirqs_on_caller+0xc0/0x310
[  667.044794]  ? syscall_return_slowpath+0x5e0/0x5e0
[  667.049743]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  667.054614]  ? trace_hardirqs_on_caller+0x310/0x310
[  667.059657]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  667.065140]  ? prepare_exit_to_usermode+0x291/0x3b0
[  667.070180]  ? page_fault+0x8/0x30
[  667.073743]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  667.078614]  ? page_fault+0x8/0x30
[  667.082181]  page_fault+0x1e/0x30
[  667.085648] RIP: 0033:0x40f9c0
[  667.088870] Code: Bad RIP value.
[  667.092244] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  667.097624] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  667.104923] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  667.112217] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  667.119501] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  667.126793] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  667.134109] warn_alloc_show_mem: 1 callbacks suppressed
[  667.134122] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  667.134124] Mem-Info:
[  667.134154] active_anon:55033 inactive_anon:131 isolated_anon:0
[  667.134154]  active_file:10 inactive_file:13 isolated_file:2
[  667.134154]  unevictable:0 dirty:0 writeback:0 unstable:0
[  667.134154]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  667.134154]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  667.134154]  free:13778 free_pcp:355 free_cma:0
[  667.139509] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  667.146460] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  667.148867] Call Trace:
[  667.181843] Node 0 
[  667.191212]  <IRQ>
[  667.219122] 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
[  667.221698]  dump_stack+0x244/0x39d
[  667.223914] lowmem_reserve[]:
[  667.226078]  ? dump_stack_print_info.cold.1+0x20/0x20
[  667.252009]  0 2818
[  667.255705]  warn_alloc.cold.117+0xb7/0x1bd
[  667.258779]  6321
[  667.263985]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  667.266212]  6321
[  667.270570]  ? lock_downgrade+0x900/0x900
[  667.272617] Node 0 
[  667.277475]  ? trace_hardirqs_off+0xb8/0x310
[  667.279552] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  667.283691]  ? trace_hardirqs_off+0xb8/0x310
[  667.285908] lowmem_reserve[]:
[  667.290331]  __alloc_pages_slowpath+0x2660/0x2d70
[  667.317037]  0 0
[  667.321501]  ? warn_alloc+0x120/0x120
[  667.324552]  3503 3503
[  667.329434]  ? warn_alloc+0x120/0x120
[  667.331388] Node 0 
[  667.335201]  ? print_usage_bug+0xc0/0xc0
[  667.337740] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  667.341536]  ? warn_alloc+0x120/0x120
[  667.343753] lowmem_reserve[]:
[  667.347821]  ? print_usage_bug+0xc0/0xc0
[  667.376172]  0 0
[  667.380005]  ? __lock_acquire+0x62f/0x4c20
[  667.383083]  0 0
[  667.387169]  ? __lock_acquire+0x62f/0x4c20
[  667.389126] Node 0 
[  667.393403]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  667.395466] DMA: 
[  667.399713]  ? should_fail+0x22d/0xd01
[  667.401936] 1*4kB 
[  667.407488]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  667.409531] (U) 0*8kB 
[  667.413444]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  667.415583] 0*16kB 
[  667.420869]  ? __lock_acquire+0x62f/0x4c20
[  667.423352] 1*32kB 
[  667.428468]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  667.430726] (U) 
[  667.434971]  ? __lock_acquire+0x62f/0x4c20
[  667.434989]  ? should_fail+0x22d/0xd01
[  667.437228] 2*64kB 
[  667.442354]  ? rcu_irq_exit+0x1a2/0x390
[  667.444334] (U) 
[  667.448587]  ? mark_held_locks+0x130/0x130
[  667.452462] 1*128kB 
[  667.454726]  ? mark_held_locks+0x130/0x130
[  667.458824] (U) 
[  667.460818]  ? mark_held_locks+0xc7/0x130
[  667.465053] 1*256kB 
[  667.467383]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  667.471602] (U) 
[  667.473604]  ? zap_class+0x640/0x640
[  667.477729] 0*512kB 1*1024kB 
[  667.480079]  ? print_usage_bug+0xc0/0xc0
[  667.485086] (U) 
[  667.487080]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  667.490785] 1*2048kB 
[  667.493913]  ? check_preemption_disabled+0x48/0x280
[  667.497972] (M) 
[  667.499976]  ? __lock_is_held+0xb5/0x140
[  667.505497] 3*4096kB 
[  667.507950]  __alloc_pages_nodemask+0xa80/0xde0
[  667.512958] (M) 
[  667.514951]  ? zap_class+0x640/0x640
[  667.518996] = 15908kB
[  667.519006] Node 0 
[  667.521437]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  667.526084] DMA32: 5*4kB 
[  667.528096]  ? find_held_lock+0x36/0x1c0
[  667.531792] (MH) 
[  667.534226]  ? ____cache_alloc_node+0x1c7/0x1e0
[  667.536442] 1*8kB 
[  667.541477]  ? lock_downgrade+0x900/0x900
[  667.544234] (U) 3*16kB 
[  667.548343]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  667.550389] (MH) 
[  667.555084]  cache_grow_begin+0xa5/0x8c0
[  667.557221] 2*32kB 
[  667.561383]  ? do_raw_spin_unlock+0xa7/0x330
[  667.563955] (MH) 
[  667.569516]  fallback_alloc+0x204/0x2e0
[  667.571578] 4*64kB 
[  667.575656]  ____cache_alloc_node+0x1c7/0x1e0
[  667.577879] (MH) 
[  667.582309]  kmem_cache_alloc_node+0xe3/0x730
[  667.584356] 4*128kB 
[  667.588361]  ? ipv6_get_ifaddr+0x42e/0x620
[  667.590590] (M) 
[  667.595106]  __alloc_skb+0x119/0x770
[  667.597161] 3*256kB 
[  667.603222]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  667.605544] (M) 
[  667.609891]  ? netdev_alloc_frag+0x1f0/0x1f0
[  667.611854] 4*512kB 
[  667.615592]  ? lock_downgrade+0x900/0x900
[  667.618000] (UM) 
[  667.623302]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  667.625271] 3*1024kB 
[  667.629699]  ? refcount_sub_and_test_checked+0x203/0x310
[  667.632011] (UM) 
[  667.636174]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  667.638216] 3*2048kB (UM) 
[  667.643784]  ? addrconf_rs_timer+0x690/0x690
[  667.646189] 3*4096kB 
[  667.651659]  ndisc_alloc_skb+0x144/0x340
[  667.653712] (M) 
[  667.659180]  ndisc_send_rs+0x331/0x6e0
[  667.662022] = 25228kB
[  667.666447]  addrconf_rs_timer+0x314/0x690
[  667.668846] Node 0 
[  667.672920]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  667.674875] Normal: 
[  667.678799]  call_timer_fn+0x272/0x920
[  667.681186] 1142*4kB 
[  667.685431]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  667.687653] (MEH) 
[  667.691904]  ? process_timeout+0x40/0x40
[  667.694213] 440*8kB 
[  667.698117]  ? __run_timers+0x7da/0xc70
[  667.700498] (UMEH) 198*16kB 
[  667.704760]  ? _raw_spin_unlock_irq+0x27/0x80
[  667.706894] (UME) 
[  667.710965]  ? _raw_spin_unlock_irq+0x27/0x80
[  667.713266] 53*32kB (UMEH) 
[  667.717259]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  667.720280] 6*64kB (UM) 
[  667.724822]  ? lockdep_hardirqs_on+0x296/0x5b0
[  667.727205] 1*128kB 
[  667.731723]  ? trace_hardirqs_on+0xbd/0x310
[  667.734642] (H) 
[  667.738887]  ? kasan_check_read+0x11/0x20
[  667.738908]  ? __run_timers+0x7da/0xc70
[  667.741593] 0*256kB 
[  667.746192]  ? trace_hardirqs_off_caller+0x310/0x310
[  667.746212]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  667.746230]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  667.746246]  __run_timers+0x7e5/0xc70
[  667.746272]  ? timer_fixup_init+0x70/0x70
[  667.748588] 1*512kB 
[  667.752918]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  667.754881] (H) 
[  667.759038]  ? zap_class+0x640/0x640
[  667.763005] 0*1024kB 
[  667.765342]  ? enqueue_hrtimer+0x1a5/0x560
[  667.770652] 0*2048kB 
[  667.774902]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  667.779123] 0*4096kB 
[  667.782938]  ? find_held_lock+0x36/0x1c0
[  667.787083] = 13976kB
[  667.789419]  ? zap_class+0x640/0x640
[  667.794663] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  667.796658]  ? pvclock_read_flags+0x160/0x160
[  667.800357] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  667.800367] 4258 total pagecache pages
[  667.802789]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  667.807010] 0 pages in swap cache
[  667.809429]  ? check_preemption_disabled+0x48/0x280
[  667.814712] Swap cache stats: add 0, delete 0, find 0/0
[  667.814723] Free swap  = 0kB
[  667.817152]  ? __lock_is_held+0xb5/0x140
[  667.821186] Total swap = 0kB
[  667.823601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  667.827295] 1965979 pages RAM
[  667.836147]  ? check_preemption_disabled+0x48/0x280
[  667.840634] 0 pages HighMem/MovableOnly
[  667.849224]  run_timer_softirq+0x52/0xb0
[  667.853104] 342867 pages reserved
[  667.858660]  ? rcu_read_lock_sched_held+0x14f/0x180
[  667.862100] 0 pages cma reserved
[  667.862172] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  667.867131]  __do_softirq+0x308/0xb7e
[  667.867149]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  667.867163]  ? lock_downgrade+0x900/0x900
[  667.867180]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  667.872607] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  667.875588]  ? pvclock_read_flags+0x160/0x160
[  667.879658] syz-fuzzer cpuset=
[  667.882700]  ? lapic_next_event+0x5a/0x90
[  667.888226] /
[  667.891339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  667.896353]  mems_allowed=0
[  667.900336]  ? kvm_clock_read+0x18/0x30
[  667.976527]  ? kvm_sched_clock_read+0x9/0x20
[  667.980967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  667.986571]  ? check_preemption_disabled+0x48/0x280
[  667.991625]  irq_exit+0x17f/0x1c0
[  667.995102]  smp_apic_timer_interrupt+0x1cb/0x760
[  667.999966]  ? smp_reschedule_interrupt+0x109/0x650
[  668.005013]  ? smp_call_function_single_interrupt+0x650/0x650
[  668.010924]  ? interrupt_entry+0xb5/0xc0
[  668.015003]  ? trace_hardirqs_off_caller+0xbb/0x310
[  668.020035]  ? trace_hardirqs_off_caller+0xbb/0x310
[  668.025065]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  668.029921]  ? trace_hardirqs_on_caller+0x310/0x310
[  668.034952]  ? trace_hardirqs_on_caller+0x310/0x310
[  668.039985]  ? task_prio+0x50/0x50
[  668.043544]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  668.049106]  ? check_preemption_disabled+0x48/0x280
[  668.054145]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  668.059016]  apic_timer_interrupt+0xf/0x20
[  668.063264]  </IRQ>
[  668.065517] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  668.071439] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  668.090373] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  668.098105] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  668.105391] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  668.112678] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  668.119964] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  668.127261] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  668.134595]  ? save_stack+0xa9/0xd0
[  668.138264]  __kmalloc_node_track_caller+0x33/0x70
[  668.143217]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  668.148000]  pskb_expand_head+0x230/0x10f0
[  668.152264]  ? memcpy+0x45/0x50
[  668.155579]  ? __copy_skb_header+0x350/0x6b0
[  668.160007]  ? skb_release_data+0x880/0x880
[  668.164336]  ? __alloc_skb+0x770/0x770
[  668.168263]  ? __lock_is_held+0xb5/0x140
[  668.172350]  ? kasan_check_write+0x14/0x20
[  668.176613]  ? __skb_clone+0x6c7/0xa00
[  668.180511]  ? __copy_skb_header+0x6b0/0x6b0
[  668.184944]  ? kmem_cache_alloc+0x33a/0x730
[  668.189312]  skb_ensure_writable+0x3dd/0x640
[  668.193761]  ? skb_checksum_setup+0xaa0/0xaa0
[  668.198276]  ? check_preemption_disabled+0x48/0x280
[  668.203329]  ? __this_cpu_preempt_check+0x1c/0x20
[  668.208190]  ? __bpf_redirect+0x54b/0xb20
[  668.212358]  ? __switch_to_asm+0x34/0x70
[  668.216445]  bpf_clone_redirect+0x14a/0x490
[  668.220791]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  668.225826]  ? __sched_text_start+0x8/0x8
[  668.229994]  ? retint_kernel+0x2d/0x2d
[  668.233910]  ? find_held_lock+0x36/0x1c0
[  668.237994]  ? lock_acquire+0x1ed/0x520
[  668.241980]  ? bpf_test_run+0x3cb/0x780
[  668.245964]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  668.251529]  ? check_preemption_disabled+0x48/0x280
[  668.256583]  ? kasan_check_read+0x11/0x20
[  668.261718]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  668.267015]  ? rcu_softirq_qs+0x20/0x20
[  668.271006]  ? preempt_schedule+0x4d/0x60
[  668.275166]  ? ___preempt_schedule+0x16/0x18
[  668.279611]  ? bpf_test_run+0x25d/0x780
[  668.283617]  ? netlink_diag_dump+0x2a0/0x2a0
[  668.288046]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  668.293604]  ? bpf_test_init.isra.10+0x70/0x100
[  668.298297]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  668.303084]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  668.307950]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  668.313516]  ? fput+0x130/0x1a0
[  668.316836]  ? __bpf_prog_get+0x9b/0x290
[  668.320917]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  668.325782]  ? bpf_prog_test_run+0x130/0x1a0
[  668.330586]  ? __x64_sys_bpf+0x3d8/0x520
[  668.334668]  ? bpf_prog_get+0x20/0x20
[  668.338508]  ? do_syscall_64+0x1b9/0x820
[  668.342594]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  668.347980]  ? syscall_return_slowpath+0x5e0/0x5e0
[  668.352932]  ? trace_hardirqs_on_caller+0x310/0x310
[  668.357967]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  668.363035]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  668.369728]  ? __switch_to_asm+0x40/0x70
[  668.373801]  ? __switch_to_asm+0x34/0x70
[  668.377881]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  668.382751]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  668.388156] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  668.388185] rcu: INFO: rcu_preempt self-detected stall on CPU
[  668.394846] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  668.394860] Call Trace:
[  668.401019] rcu: 	0-...!: (1 GPs behind) idle=ace/1/0x4000000000000004 softirq=62188/62189 fqs=3 
[  668.410115]  <IRQ>
[  668.410141]  dump_stack+0x244/0x39d
[  668.410156]  ? dump_stack_print_info.cold.1+0x20/0x20
[  668.410180]  warn_alloc.cold.117+0xb7/0x1bd
[  668.410193]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  668.410208]  ? lock_downgrade+0x900/0x900
[  668.410227]  ? trace_hardirqs_off+0xb8/0x310
[  668.410244]  ? trace_hardirqs_off+0xb8/0x310
[  668.410263]  __alloc_pages_slowpath+0x2660/0x2d70
[  668.410309]  ? warn_alloc+0x120/0x120
[  668.410330]  ? warn_alloc+0x120/0x120
[  668.410349]  ? print_usage_bug+0xc0/0xc0
[  668.410363]  ? warn_alloc+0x120/0x120
[  668.410377]  ? print_usage_bug+0xc0/0xc0
[  668.410392]  ? __lock_acquire+0x62f/0x4c20
[  668.410405]  ? __lock_acquire+0x62f/0x4c20
[  668.410424]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  668.410436]  ? should_fail+0x22d/0xd01
[  668.413269] rcu: 	
[  668.422304]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  668.424448]  (t=10613 jiffies g=89253 q=13)
[  668.428085]  ? __lock_acquire+0x62f/0x4c20
[  668.433289] rcu: rcu_preempt kthread starved for 10178 jiffies! g89253 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[  668.433300] rcu: RCU grace-period kthread stack dump:
[  668.437644]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  668.442479] rcu_preempt     R
[  668.446646]  ? __lock_acquire+0x62f/0x4c20
[  668.451035]   running task    21384    10      2 0x80000000
[  668.455486]  ? should_fail+0x22d/0xd01
[  668.460309] Call Trace:
[  668.460339]  __schedule+0x8cf/0x21d0
[  668.464149]  ? find_held_lock+0x36/0x1c0
[  668.467974]  ? __sched_text_start+0x8/0x8
[  668.472036]  ? mark_held_locks+0x130/0x130
[  668.475840]  ? add_timer_on+0xa20/0xa20
[  668.479904]  ? mark_held_locks+0x130/0x130
[  668.484180]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  668.488411]  ? zap_class+0x640/0x640
[  668.488429]  ? zap_class+0x640/0x640
[  668.493978]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  668.493998]  ? trace_hardirqs_on+0xbd/0x310
[  668.497900]  ? print_usage_bug+0xc0/0xc0
[  668.500047]  ? kasan_check_read+0x11/0x20
[  668.505161]  ? do_raw_spin_unlock+0xa7/0x330
[  668.509494]  ? prepare_to_swait_event+0x25a/0x800
[  668.513735]  ? zap_class+0x640/0x640
[  668.524227]  ? trace_hardirqs_off_caller+0x310/0x310
[  668.529425]  ? print_usage_bug+0xc0/0xc0
[  668.534541]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  668.537638]  ? wq_watchdog_touch+0x9c/0xfe
[  668.541874]  schedule+0xfe/0x460
[  668.547613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  668.551507]  ? __schedule+0x21d0/0x21d0
[  668.554107]  ? check_preemption_disabled+0x48/0x280
[  668.557826]  ? prepare_to_swait_event+0x25a/0x800
[  668.561903]  ? __lock_is_held+0xb5/0x140
[  668.566054]  ? __init_swait_queue_head+0x150/0x150
[  668.570301]  __alloc_pages_nodemask+0xa80/0xde0
[  668.574279]  ? __lockdep_init_map+0x105/0x590
[  668.578529]  ? zap_class+0x640/0x640
[  668.583657]  ? lockdep_init_map+0x9/0x10
[  668.587380]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  668.591097]  schedule_timeout+0x140/0x260
[  668.596209]  ? find_held_lock+0x36/0x1c0
[  668.600541]  ? usleep_range+0x1a0/0x1a0
[  668.604606]  ? ____cache_alloc_node+0x1c7/0x1e0
[  668.608753]  ? __next_timer_interrupt+0x1a0/0x1a0
[  668.613166]  ? lock_downgrade+0x900/0x900
[  668.618023]  rcu_gp_fqs_loop+0x762/0xa80
[  668.621753]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  668.626864]  ? rcu_gp_fqs_check_wake+0x170/0x170
[  668.630928]  cache_grow_begin+0xa5/0x8c0
[  668.636042]  ? trace_hardirqs_off_caller+0x310/0x310
[  668.640281]  ? do_raw_spin_unlock+0xa7/0x330
[  668.643661]  ? perf_trace_sched_process_exec+0x860/0x860
[  668.649209]  fallback_alloc+0x204/0x2e0
[  668.653205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  668.658228]  ____cache_alloc_node+0x1c7/0x1e0
[  668.663083]  ? rcu_gp_init+0x90b/0x1260
[  668.667144]  kmem_cache_alloc_node+0xe3/0x730
[  668.672082]  ? __switch_to_asm+0x34/0x70
[  668.676755]  ? ipv6_get_ifaddr+0x42e/0x620
[  668.681264]  ? dump_blkd_tasks.isra.48+0xe0/0xe0
[  668.684987]  __alloc_skb+0x119/0x770
[  668.689048]  ? __switch_to_asm+0x40/0x70
[  668.689069]  ? zap_class+0x640/0x640
[  668.694107]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  668.698255]  ? find_held_lock+0x36/0x1c0
[  668.702320]  ? netdev_alloc_frag+0x1f0/0x1f0
[  668.706302]  ? zap_class+0x640/0x640
[  668.711451]  ? lock_downgrade+0x900/0x900
[  668.716312]  ? __lock_is_held+0xb5/0x140
[  668.720466]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  668.724565]  ? __lock_is_held+0xb5/0x140
[  668.730109]  ? refcount_sub_and_test_checked+0x203/0x310
[  668.734868]  ? zap_class+0x640/0x640
[  668.738934]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  668.744035]  ? rcu_accelerate_cbs+0x10a/0xae0
[  668.748452]  ? addrconf_rs_timer+0x690/0x690
[  668.753906]  ? find_held_lock+0x36/0x1c0
[  668.757878]  ndisc_alloc_skb+0x144/0x340
[  668.763415]  ? rcu_gp_kthread+0x8cf/0xc70
[  668.767912]  ndisc_send_rs+0x331/0x6e0
[  668.771882]  ? _raw_spin_unlock_irq+0x27/0x80
[  668.776382]  addrconf_rs_timer+0x314/0x690
[  668.780465]  ? _raw_spin_unlock_irq+0x27/0x80
[  668.784702]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  668.789457]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  668.793180]  call_timer_fn+0x272/0x920
[  668.797238]  ? trace_hardirqs_on+0xbd/0x310
[  668.800948]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  668.806225]  ? kasan_check_read+0x11/0x20
[  668.806245]  ? trace_hardirqs_off_caller+0x310/0x310
[  668.810316]  ? process_timeout+0x40/0x40
[  668.814732]  ? perf_trace_sched_process_exec+0x860/0x860
[  668.818455]  ? mark_held_locks+0xc7/0x130
[  668.822623]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  668.826692]  ? _raw_spin_unlock_irq+0x27/0x80
[  668.832242]  rcu_gp_kthread+0x341/0xc70
[  668.836306]  ? _raw_spin_unlock_irq+0x27/0x80
[  668.841763]  ? rcu_gp_init+0x1260/0x1260
[  668.845472]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  668.845491]  ? lockdep_hardirqs_on+0x296/0x5b0
[  668.850942]  ? mark_held_locks+0x130/0x130
[  668.850962]  ? __schedule+0x168a/0x21d0
[  668.855466]  ? trace_hardirqs_on+0xbd/0x310
[  668.859873]  ? _raw_spin_unlock_irq+0x27/0x80
[  668.863937]  ? kasan_check_read+0x11/0x20
[  668.868002]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  668.872161]  ? __run_timers+0x7da/0xc70
[  668.876048]  ? trace_hardirqs_on+0xbd/0x310
[  668.880560]  ? trace_hardirqs_off_caller+0x310/0x310
[  668.884805]  ? kasan_check_read+0x11/0x20
[  668.889299]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  668.893543]  ? __schedule+0x168a/0x21d0
[  668.898127]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  668.902014]  ? trace_hardirqs_off_caller+0x310/0x310
[  668.906343]  __run_timers+0x7e5/0xc70
[  668.910579]  ? lock_pin_lock+0x350/0x350
[  668.914735]  ? timer_fixup_init+0x70/0x70
[  668.919833]  ? _raw_spin_unlock_irq+0x60/0x80
[  668.923904]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  668.929369]  ? __schedule+0x168a/0x21d0
[  668.933515]  ? zap_class+0x640/0x640
[  668.939059]  ? __switch_to_asm+0x40/0x70
[  668.943573]  ? print_usage_bug+0xc0/0xc0
[  668.947561]  ? __switch_to_asm+0x40/0x70
[  668.952061]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  668.956122]  ? __ia32_sys_membarrier+0xb1/0x150
[  668.960354]  ? find_held_lock+0x36/0x1c0
[  668.964933]  ? __sched_text_start+0x8/0x8
[  668.969170]  ? zap_class+0x640/0x640
[  668.973139]  ? find_held_lock+0x36/0x1c0
[  668.977459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  668.981959]  ? __kthread_parkme+0xce/0x1a0
[  668.986104]  ? check_preemption_disabled+0x48/0x280
[  668.990690]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  668.994669]  ? __lock_is_held+0xb5/0x140
[  668.998989]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  669.004095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  669.008248]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  669.012486]  ? check_preemption_disabled+0x48/0x280
[  669.016463]  ? trace_hardirqs_on+0xbd/0x310
[  669.020701]  run_timer_softirq+0x52/0xb0
[  669.025807]  ? kasan_check_read+0x11/0x20
[  669.029606]  ? rcu_read_lock_sched_held+0x14f/0x180
[  669.033706]  ? __kthread_parkme+0xce/0x1a0
[  669.037850]  __do_softirq+0x308/0xb7e
[  669.042350]  ? trace_hardirqs_off_caller+0x310/0x310
[  669.047371]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  669.051376]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  669.055086]  ? lock_downgrade+0x900/0x900
[  669.059151]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  669.063209]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  669.067265]  ? __kthread_parkme+0xfb/0x1a0
[  669.072455]  ? pvclock_read_flags+0x160/0x160
[  669.077119]  kthread+0x35a/0x420
[  669.081187]  ? lapic_next_event+0x5a/0x90
[  669.085339]  ? rcu_gp_init+0x1260/0x1260
[  669.089057]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  669.093104]  ? kthread_stop+0x900/0x900
[  669.093126]  ret_from_fork+0x3a/0x50
[  669.098662]  ? kvm_clock_read+0x18/0x30
[  669.102900] NMI backtrace for cpu 0
[  669.107907]  ? kvm_sched_clock_read+0x9/0x20
[  669.238621]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  669.244185]  ? check_preemption_disabled+0x48/0x280
[  669.249241]  irq_exit+0x17f/0x1c0
[  669.252713]  smp_apic_timer_interrupt+0x1cb/0x760
[  669.257569]  ? smp_reschedule_interrupt+0x109/0x650
[  669.262603]  ? smp_call_function_single_interrupt+0x650/0x650
[  669.268501]  ? interrupt_entry+0xb5/0xc0
[  669.272582]  ? trace_hardirqs_off_caller+0xbb/0x310
[  669.277607]  ? trace_hardirqs_off_caller+0xbb/0x310
[  669.282641]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  669.287502]  ? trace_hardirqs_on_caller+0x310/0x310
[  669.292546]  ? trace_hardirqs_on_caller+0x310/0x310
[  669.297580]  ? task_prio+0x50/0x50
[  669.301134]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  669.306693]  ? check_preemption_disabled+0x48/0x280
[  669.311733]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  669.316606]  apic_timer_interrupt+0xf/0x20
[  669.320851]  </IRQ>
[  669.323103] RIP: 0010:console_unlock+0xffa/0x1160
[  669.327961] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  669.346891] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  669.354625] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  669.361915] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  669.369224] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  669.376509] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  669.383803] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  669.391106]  ? netconsole_netdev_event+0x280/0x280
[  669.396070]  ? console_unlock+0xff1/0x1160
[  669.400354]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  669.405032]  ? vprintk_emit+0x7f7/0x930
[  669.409027]  ? lock_release+0xa00/0xa00
[  669.413018]  ? trace_hardirqs_off_caller+0x300/0x310
[  669.418139]  ? vprintk_default+0x28/0x30
[  669.422217]  ? trace_hardirqs_off_caller+0x310/0x310
[  669.427343]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  669.432909]  vprintk_emit+0x33d/0x930
[  669.436728]  ? wake_up_klogd+0x180/0x180
[  669.440804]  ? find_held_lock+0x31/0x1c0
[  669.444887]  ? mark_held_locks+0xc7/0x130
[  669.449055]  ? _raw_spin_unlock_irq+0x27/0x80
[  669.453583]  ? _raw_spin_unlock_irq+0x27/0x80
[  669.458095]  vprintk_default+0x28/0x30
[  669.461995]  vprintk_func+0x7e/0x181
[  669.465725]  printk+0xa7/0xcf
[  669.468840]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  669.473644]  ? _raw_spin_unlock_irq+0x60/0x80
[  669.478170]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  669.483476]  dump_header+0x7cc/0xf72
[  669.487212]  ? pagefault_out_of_memory+0x197/0x197
[  669.492165]  ? zap_class+0x640/0x640
[  669.495895]  ? percpu_ref_get_many+0x240/0x240
[  669.500494]  ? print_usage_bug+0xc0/0xc0
[  669.504578]  ? print_usage_bug+0xc0/0xc0
[  669.508659]  ? zap_class+0x640/0x640
[  669.512390]  ? print_usage_bug+0xc0/0xc0
[  669.516470]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  669.522037]  ? find_held_lock+0x36/0x1c0
[  669.526131]  ? mark_held_locks+0xc7/0x130
[  669.530292]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  669.535409]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  669.540554]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  669.545160]  ? trace_hardirqs_on+0xbd/0x310
[  669.549495]  ? kasan_check_read+0x11/0x20
[  669.553684]  ? ___ratelimit+0x3b4/0x672
[  669.557677]  ? trace_hardirqs_off_caller+0x310/0x310
[  669.562799]  ? trace_hardirqs_on+0x310/0x310
[  669.567231]  ? lock_downgrade+0x900/0x900
[  669.571414]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  669.576550]  ? ___ratelimit+0x3b9/0x672
[  669.580571]  ? idr_get_free+0xec0/0xec0
[  669.584569]  ? find_held_lock+0x36/0x1c0
[  669.588662]  oom_kill_process.cold.27+0x10/0x903
[  669.593446]  ? zap_class+0x640/0x640
[  669.597180]  ? check_preemption_disabled+0x48/0x280
[  669.602726]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  669.607676]  ? kasan_check_read+0x11/0x20
[  669.611856]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  669.617161]  ? oom_evaluate_task+0x540/0x540
[  669.621602]  ? find_held_lock+0x36/0x1c0
[  669.625698]  ? out_of_memory+0x974/0x1430
[  669.629871]  ? lock_downgrade+0x900/0x900
[  669.634044]  ? check_preemption_disabled+0x48/0x280
[  669.639105]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  669.644071]  ? kasan_check_read+0x11/0x20
[  669.648269]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  669.653583]  ? rcu_softirq_qs+0x20/0x20
[  669.657587]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  669.663252]  ? oom_evaluate_task+0x302/0x540
[  669.667690]  out_of_memory+0xa84/0x1430
[  669.671720]  ? oom_killer_disable+0x3a0/0x3a0
[  669.676244]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  669.681203]  ? __mutex_add_waiter+0x2a0/0x2a0
[  669.685732]  __alloc_pages_slowpath+0x22d4/0x2d70
[  669.690625]  ? warn_alloc+0x120/0x120
[  669.694438]  ? rcu_softirq_qs+0x20/0x20
[  669.698464]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  669.704028]  ? should_fail+0x22d/0xd01
[  669.707942]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  669.713079]  ? zap_class+0x640/0x640
[  669.716849]  ? __lock_is_held+0xb5/0x140
[  669.721033]  ? mark_held_locks+0x130/0x130
[  669.725297]  ? lock_release+0xa00/0xa00
[  669.729288]  ? perf_trace_sched_process_exec+0x860/0x860
[  669.734771]  ? __might_sleep+0x95/0x190
[  669.738769]  __alloc_pages_nodemask+0xa80/0xde0
[  669.743494]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  669.748633]  ? __page_cache_alloc+0x191/0x5c0
[  669.753169]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  669.758121]  ? kasan_check_read+0x11/0x20
[  669.762297]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  669.767601]  ? zap_class+0x640/0x640
[  669.771343]  ? zap_class+0x640/0x640
[  669.775069]  ? zap_class+0x640/0x640
[  669.778796]  ? __do_page_cache_readahead+0x7ce/0x980
[  669.783927]  ? find_held_lock+0x36/0x1c0
[  669.788010]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  669.793584]  alloc_pages_current+0x173/0x350
[  669.798021]  __page_cache_alloc+0x38c/0x5c0
[  669.802360]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  669.807304]  ? kasan_check_read+0x11/0x20
[  669.811480]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  669.816779]  ? generic_perform_write+0x6a0/0x6a0
[  669.821569]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  669.827131]  ? check_preemption_disabled+0x48/0x280
[  669.832181]  filemap_fault+0x1594/0x25f0
[  669.836280]  ? __lock_page_or_retry+0xa00/0xa00
[  669.840972]  ? mark_held_locks+0x130/0x130
[  669.845230]  ? rcu_softirq_qs+0x20/0x20
[  669.849250]  ? filemap_map_pages+0xe04/0x1990
[  669.853779]  ? __free_object+0x173/0x340
[  669.857862]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  669.862808]  ? trace_hardirqs_off_caller+0x310/0x310
[  669.867933]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  669.872642]  ? debug_object_free+0x32d/0x690
[  669.877068]  ? kasan_check_read+0x11/0x20
[  669.881240]  ? debug_object_destroy+0x2b0/0x2b0
[  669.885934]  ? lock_pi_update_atomic+0x150/0x150
[  669.890713]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  669.896272]  ? __hrtimer_init+0xdb/0x240
[  669.900369]  ? lock_acquire+0x1ed/0x520
[  669.904362]  ? ext4_filemap_fault+0x7a/0xad
[  669.908716]  ? lock_release+0xa00/0xa00
[  669.912701]  ? perf_trace_sched_process_exec+0x860/0x860
[  669.918176]  ? print_usage_bug+0xc0/0xc0
[  669.922255]  ? print_usage_bug+0xc0/0xc0
[  669.926344]  ? down_read+0x8d/0x120
[  669.929984]  ? ext4_filemap_fault+0x7a/0xad
[  669.934324]  ? __down_interruptible+0x700/0x700
[  669.939016]  ext4_filemap_fault+0x82/0xad
[  669.943192]  __do_fault+0x100/0x6b0
[  669.946844]  ? pmd_devmap_trans_unstable+0x220/0x220
[  669.951972]  ? mark_held_locks+0x130/0x130
[  669.956235]  ? mark_held_locks+0x130/0x130
[  669.960495]  ? debug_smp_processor_id+0x1c/0x20
[  669.965198]  ? perf_trace_lock+0x14d/0x7a0
[  669.969468]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  669.975126]  __handle_mm_fault+0x307c/0x5920
[  669.979573]  ? perf_trace_lock+0x7a0/0x7a0
[  669.983845]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  669.988723]  ? lock_is_held_type+0x210/0x210
[  669.993162]  ? ksys_dup3+0x680/0x680
[  669.996909]  ? __switch_to_asm+0x34/0x70
[  670.001015]  ? zap_class+0x640/0x640
[  670.004758]  ? zap_class+0x640/0x640
[  670.008499]  ? __x64_sys_futex+0x53e/0x6a0
[  670.012774]  ? find_held_lock+0x36/0x1c0
[  670.016863]  ? handle_mm_fault+0x42a/0xc70
[  670.021126]  ? lock_downgrade+0x900/0x900
[  670.025292]  ? check_preemption_disabled+0x48/0x280
[  670.030335]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  670.035289]  ? kasan_check_read+0x11/0x20
[  670.039466]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  670.044771]  ? rcu_softirq_qs+0x20/0x20
[  670.048759]  ? trace_hardirqs_off_caller+0x310/0x310
[  670.053882]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  670.059441]  ? check_preemption_disabled+0x48/0x280
[  670.064578]  handle_mm_fault+0x54f/0xc70
[  670.068654]  ? __handle_mm_fault+0x5920/0x5920
[  670.073262]  ? find_vma+0x34/0x190
[  670.076818]  __do_page_fault+0x5e8/0xe60
[  670.080889]  ? trace_hardirqs_off+0xb8/0x310
[  670.085321]  do_page_fault+0xf2/0x7e0
[  670.089150]  ? vmalloc_sync_all+0x30/0x30
[  670.093310]  ? error_entry+0x70/0xd0
[  670.097230]  ? trace_hardirqs_off_caller+0xbb/0x310
[  670.102275]  ? trace_hardirqs_on_caller+0xc0/0x310
[  670.107335]  ? syscall_return_slowpath+0x5e0/0x5e0
[  670.112278]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  670.117147]  ? trace_hardirqs_on_caller+0x310/0x310
[  670.122180]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  670.127683]  ? prepare_exit_to_usermode+0x291/0x3b0
[  670.132724]  ? page_fault+0x8/0x30
[  670.136418]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  670.141288]  ? page_fault+0x8/0x30
[  670.144845]  page_fault+0x1e/0x30
[  670.148308] RIP: 0033:0x40f9c0
[  670.151529] Code: Bad RIP value.
[  670.154996] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  670.160375] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  670.168439] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  670.175887] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  670.183173] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  670.190455] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  670.197771] warn_alloc_show_mem: 1 callbacks suppressed
[  670.197783] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  670.197785] Mem-Info:
[  670.197816] active_anon:55033 inactive_anon:131 isolated_anon:0
[  670.197816]  active_file:10 inactive_file:13 isolated_file:2
[  670.197816]  unevictable:0 dirty:0 writeback:0 unstable:0
[  670.197816]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  670.197816]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  670.197816]  free:13778 free_pcp:355 free_cma:0
[  670.203174] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  670.210120] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  670.212540] Call Trace:
[  670.245541] Node 0 
[  670.254915]  <IRQ>
[  670.282615] 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
[  670.285192]  dump_stack+0x244/0x39d
[  670.287409] lowmem_reserve[]:
[  670.289574]  ? dump_stack_print_info.cold.1+0x20/0x20
[  670.315072]  0
[  670.318722]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  670.321804]  2818
[  670.326999]  ? do_raw_spin_lock+0x14f/0x350
[  670.328784]  6321
[  670.334334]  nmi_cpu_backtrace.cold.1+0x5c/0xa1
[  670.336371]  6321
[  670.340894]  ? lapic_can_unplug_cpu.cold.26+0x3f/0x3f
[  670.342936] Node 0 
[  670.347618]  nmi_trigger_cpumask_backtrace+0x1b3/0x1ed
[  670.349683] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  670.354861]  arch_trigger_cpumask_backtrace+0x14/0x20
[  670.357080] lowmem_reserve[]:
[  670.362368]  rcu_dump_cpu_stacks+0x16f/0x1bc
[  670.389087]  0
[  670.394298]  print_cpu_stall.cold.67+0x1f3/0x3c7
[  670.397374]  0
[  670.401798]  ? print_other_cpu_stall+0x160/0x160
[  670.403579]  3503
[  670.408362]  ? print_usage_bug+0xc0/0xc0
[  670.410139]  3503
[  670.414915]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  670.416964] Node 0 
[  670.421032]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  670.423106] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  670.428622]  ? do_trace_rcu_torture_read+0x10/0x10
[  670.430841] lowmem_reserve[]:
[  670.436388]  ? rcu_preempt_need_deferred_qs+0x74/0x1f0
[  670.465093]  0
[  670.470039]  ? __lock_is_held+0xb5/0x140
[  670.473129]  0
[  670.478413]  ? __rcu_read_lock+0x50/0x50
[  670.480197]  0
[  670.484258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  670.486038]  0
[  670.490115]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  670.491900] Node 0 
[  670.497439]  ? check_preemption_disabled+0x48/0x280
[  670.499222] DMA: 
[  670.504761]  rcu_check_callbacks+0xf3b/0x13f0
[  670.506982] 1*4kB 
[  670.512003]  ? rcutree_dead_cpu+0x10/0x10
[  670.514052] (U) 
[  670.518574]  ? lock_downgrade+0x900/0x900
[  670.520707] 0*8kB 
[  670.524856]  ? lock_release+0x960/0xa00
[  670.526817] 0*16kB 
[  670.530974]  ? zap_class+0x640/0x640
[  670.533107] 1*32kB 
[  670.537081]  ? zap_class+0x640/0x640
[  670.539301] (U) 
[  670.543632]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  670.546203] 2*64kB 
[  670.549919]  ? pvclock_gtod_notify+0x2e3/0x3e0
[  670.551882] (U) 
[  670.557421]  ? kvm_set_tsc_khz+0x540/0x540
[  670.559641] 1*128kB 
[  670.564233]  ? find_held_lock+0x36/0x1c0
[  670.566191] (U) 
[  670.570427]  ? zap_class+0x640/0x640
[  670.572723] 1*256kB (U) 
[  670.576795]  ? timekeeping_advance+0x3cc/0xc00
[  670.578751] 0*512kB 
[  670.582464]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  670.585123] 1*1024kB 
[  670.589706]  ? check_preemption_disabled+0x48/0x280
[  670.592005] (U) 
[  670.597561]  ? trace_hardirqs_off+0xb8/0x310
[  670.599948] 1*2048kB 
[  670.605458]  ? __lock_is_held+0xb5/0x140
[  670.607420] (M) 
[  670.611830]  ? trace_hardirqs_on+0x310/0x310
[  670.614225] 3*4096kB 
[  670.618291]  ? check_preemption_disabled+0x48/0x280
[  670.620247] (M) 
[  670.624659]  ? raise_softirq+0x199/0x420
[  670.627053] = 15908kB
[  670.632070]  ? raise_softirq_irqoff+0x2e0/0x2e0
[  670.634026] Node 0 
[  670.638090]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  670.640481] DMA32: 
[  670.645160]  ? check_preemption_disabled+0x48/0x280
[  670.647375] 5*4kB 
[  670.652920]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  670.655133] (MH) 
[  670.660153]  ? hrtimer_run_queues+0x9a/0x400
[  670.662283] 1*8kB 
[  670.667826]  ? run_local_timers+0x19b/0x230
[  670.669872] (U) 
[  670.674284]  ? timer_clear_idle+0x90/0x90
[  670.676419] 3*16kB 
[  670.680737]  ? debug_smp_processor_id+0x1c/0x20
[  670.680758]  ? irqtime_account_process_tick.isra.6+0x114/0x490
[  670.682716] (MH) 
[  670.686874]  ? account_process_tick+0x282/0x350
[  670.689086] 2*32kB 
[  670.693757]  update_process_times+0x2d/0x70
[  670.699714] (MH) 
[  670.701795]  tick_sched_handle+0x9f/0x180
[  670.706444] 4*64kB (MH) 
[  670.708939]  tick_sched_timer+0x45/0x130
[  670.713249] 4*128kB 
[  670.715321]  __hrtimer_run_queues+0x41c/0x10d0
[  670.719445] (M) 
[  670.722161]  ? tick_sched_do_timer+0x1a0/0x1a0
[  670.726214] 3*256kB (M) 
[  670.728570]  ? hrtimer_start_range_ns+0xe00/0xe00
[  670.733128] 4*512kB 
[  670.735119]  ? pvclock_read_flags+0x160/0x160
[  670.739686] (UM) 
[  670.742359]  ? trace_hardirqs_on+0x310/0x310
[  670.747173] 3*1024kB (UM) 
[  670.749515]  ? kvm_clock_read+0x18/0x30
[  670.753988] 3*2048kB (UM) 
[  670.756067]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  670.756085]  ? ktime_get_update_offsets_now+0x3b3/0x540
[  670.760470] 3*4096kB (M) 
[  670.763332]  ? do_timer+0x50/0x50
[  670.767278] = 25228kB
[  670.767288] Node 0 
[  670.770139]  ? rwlock_bug.part.2+0x90/0x90
[  670.775135] Normal: 1142*4kB 
[  670.780555]  ? trace_hardirqs_on+0x310/0x310
[  670.783297] (MEH) 
[  670.786785]  ? rcu_softirq_qs+0x20/0x20
[  670.789174] 440*8kB (UMEH) 
[  670.791438]  hrtimer_interrupt+0x313/0x780
[  670.795644] 198*16kB (UME) 
[  670.798783]  smp_apic_timer_interrupt+0x1a1/0x760
[  670.803171] 53*32kB 
[  670.805330]  ? smp_call_function_single_interrupt+0x650/0x650
[  670.809283] (UMEH) 
[  670.812226]  ? interrupt_entry+0xb5/0xc0
[  670.816443] 6*64kB 
[  670.819388]  ? trace_hardirqs_off_caller+0xbb/0x310
[  670.824217] (UM) 
[  670.826568]  ? ____cache_alloc_node+0x1c7/0x1e0
[  670.832427] 1*128kB (H) 
[  670.834687]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  670.838734] 0*256kB 
[  670.840987]  ? trace_hardirqs_on_caller+0x310/0x310
[  670.845984] 1*512kB (H) 
[  670.848074]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  670.852715] 0*1024kB 
[  670.855397]  apic_timer_interrupt+0xf/0x20
[  670.860204] 0*2048kB 0*4096kB 
[  670.862570] RIP: 0010:kmem_cache_alloc_node+0x247/0x730
[  670.867575] = 13976kB
[  670.870254] Code: 41 7e 0f 85 32 ff ff ff e8 55 f9 3f ff e9 28 ff ff ff e8 ac c3 c3 ff 48 83 3d 04 72 91 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 1a 90
[  670.875089] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  670.877492] RSP: 0000:ffff8801dae07450 EFLAGS: 00000286
[  670.881729] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  670.884911]  ORIG_RAX: ffffffffffffff13
[  670.890268] 4258 total pagecache pages
[  670.892676] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff1003884f9a1
[  670.911591] 0 pages in swap cache
[  670.920424] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000286
[  670.920438] RBP: ffff8801dae074c0 R08: ffff8801c427cd08 R09: 0000000000000002
[  670.925799] Swap cache stats: add 0, delete 0, find 0/0
[  670.925810] Free swap  = 0kB
[  670.934391] R10: 0000000000000000 R11: ffff8801c427c440 R12: ffff8801d9bd2c80
[  670.938351] Total swap = 0kB
[  670.938360] 1965979 pages RAM
[  670.942245] R13: ffff8801d9bd2c80 R14: 0000000000000000 R15: 0000000000000286
[  670.949501] 0 pages HighMem/MovableOnly
[  670.949512] 342867 pages reserved
[  670.952990]  ? apic_timer_interrupt+0xa/0x20
[  670.960252] 0 pages cma reserved
[  670.967575]  ? ipv6_get_ifaddr+0x42e/0x620
[  670.972961] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  670.975936]  __alloc_skb+0x119/0x770
[  670.983309] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  670.986232]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  670.989320] syz-fuzzer cpuset=
[  670.996621]  ? netdev_alloc_frag+0x1f0/0x1f0
[  671.003548] /
[  671.007027]  ? lock_downgrade+0x900/0x900
[  671.011425]  mems_allowed=0
[  671.014806]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  671.066656]  ? refcount_sub_and_test_checked+0x203/0x310
[  671.072137]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  671.077617]  ? addrconf_rs_timer+0x690/0x690
[  671.082061]  ndisc_alloc_skb+0x144/0x340
[  671.086147]  ndisc_send_rs+0x331/0x6e0
[  671.090058]  addrconf_rs_timer+0x314/0x690
[  671.094318]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  671.098591]  call_timer_fn+0x272/0x920
[  671.102503]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  671.106770]  ? process_timeout+0x40/0x40
[  671.110860]  ? __run_timers+0x7da/0xc70
[  671.114851]  ? _raw_spin_unlock_irq+0x27/0x80
[  671.119359]  ? _raw_spin_unlock_irq+0x27/0x80
[  671.123867]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  671.128118]  ? lockdep_hardirqs_on+0x296/0x5b0
[  671.132725]  ? trace_hardirqs_on+0xbd/0x310
[  671.137071]  ? kasan_check_read+0x11/0x20
[  671.141237]  ? __run_timers+0x7da/0xc70
[  671.145233]  ? trace_hardirqs_off_caller+0x310/0x310
[  671.150362]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  671.154614]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  671.158861]  __run_timers+0x7e5/0xc70
[  671.162696]  ? timer_fixup_init+0x70/0x70
[  671.166867]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  671.171898]  ? zap_class+0x640/0x640
[  671.175626]  ? enqueue_hrtimer+0x1a5/0x560
[  671.179874]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  671.185081]  ? find_held_lock+0x36/0x1c0
[  671.189162]  ? zap_class+0x640/0x640
[  671.192887]  ? pvclock_read_flags+0x160/0x160
[  671.197398]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  671.202947]  ? check_preemption_disabled+0x48/0x280
[  671.207984]  ? __lock_is_held+0xb5/0x140
[  671.212061]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  671.217610]  ? check_preemption_disabled+0x48/0x280
[  671.222644]  run_timer_softirq+0x52/0xb0
[  671.226717]  ? rcu_read_lock_sched_held+0x14f/0x180
[  671.231745]  __do_softirq+0x308/0xb7e
[  671.235574]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  671.240082]  ? lock_downgrade+0x900/0x900
[  671.244248]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  671.249369]  ? pvclock_read_flags+0x160/0x160
[  671.253884]  ? lapic_next_event+0x5a/0x90
[  671.258044]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  671.263597]  ? kvm_clock_read+0x18/0x30
[  671.267586]  ? kvm_sched_clock_read+0x9/0x20
[  671.272008]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  671.277567]  ? check_preemption_disabled+0x48/0x280
[  671.282605]  irq_exit+0x17f/0x1c0
[  671.286066]  smp_apic_timer_interrupt+0x1cb/0x760
[  671.290921]  ? smp_reschedule_interrupt+0x109/0x650
[  671.295946]  ? smp_call_function_single_interrupt+0x650/0x650
[  671.301852]  ? interrupt_entry+0xb5/0xc0
[  671.305929]  ? trace_hardirqs_off_caller+0xbb/0x310
[  671.310953]  ? trace_hardirqs_off_caller+0xbb/0x310
[  671.315981]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  671.320838]  ? trace_hardirqs_on_caller+0x310/0x310
[  671.325862]  ? trace_hardirqs_on_caller+0x310/0x310
[  671.330887]  ? task_prio+0x50/0x50
[  671.334437]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  671.339987]  ? check_preemption_disabled+0x48/0x280
[  671.345021]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  671.349884]  apic_timer_interrupt+0xf/0x20
[  671.354118]  </IRQ>
[  671.356365] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  671.362259] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  671.381174] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  671.388897] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  671.396178] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  671.403453] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  671.410735] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  671.418018] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  671.425335]  ? save_stack+0xa9/0xd0
[  671.428980]  __kmalloc_node_track_caller+0x33/0x70
[  671.433928]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  671.438705]  pskb_expand_head+0x230/0x10f0
[  671.442958]  ? memcpy+0x45/0x50
[  671.446251]  ? __copy_skb_header+0x350/0x6b0
[  671.450670]  ? skb_release_data+0x880/0x880
[  671.454997]  ? __alloc_skb+0x770/0x770
[  671.458901]  ? __lock_is_held+0xb5/0x140
[  671.462985]  ? kasan_check_write+0x14/0x20
[  671.467233]  ? __skb_clone+0x6c7/0xa00
[  671.471140]  ? __copy_skb_header+0x6b0/0x6b0
[  671.475567]  ? kmem_cache_alloc+0x33a/0x730
[  671.479918]  skb_ensure_writable+0x3dd/0x640
[  671.484347]  ? skb_checksum_setup+0xaa0/0xaa0
[  671.488860]  ? check_preemption_disabled+0x48/0x280
[  671.493901]  ? __this_cpu_preempt_check+0x1c/0x20
[  671.498757]  ? __bpf_redirect+0x54b/0xb20
[  671.502919]  ? __switch_to_asm+0x34/0x70
[  671.507006]  bpf_clone_redirect+0x14a/0x490
[  671.511357]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  671.516390]  ? __sched_text_start+0x8/0x8
[  671.520560]  ? retint_kernel+0x2d/0x2d
[  671.524469]  ? find_held_lock+0x36/0x1c0
[  671.528562]  ? lock_acquire+0x1ed/0x520
[  671.532559]  ? bpf_test_run+0x3cb/0x780
[  671.536552]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  671.542104]  ? check_preemption_disabled+0x48/0x280
[  671.547141]  ? kasan_check_read+0x11/0x20
[  671.551305]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  671.556597]  ? rcu_softirq_qs+0x20/0x20
[  671.560594]  ? preempt_schedule+0x4d/0x60
[  671.564760]  ? ___preempt_schedule+0x16/0x18
[  671.569198]  ? bpf_test_run+0x25d/0x780
[  671.573194]  ? netlink_diag_dump+0x2a0/0x2a0
[  671.577621]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  671.583167]  ? bpf_test_init.isra.10+0x70/0x100
[  671.587855]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  671.592634]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  671.597488]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  671.603573]  ? fput+0x130/0x1a0
[  671.606863]  ? __bpf_prog_get+0x9b/0x290
[  671.610938]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  671.615786]  ? bpf_prog_test_run+0x130/0x1a0
[  671.620232]  ? __x64_sys_bpf+0x3d8/0x520
[  671.624307]  ? bpf_prog_get+0x20/0x20
[  671.628139]  ? do_syscall_64+0x1b9/0x820
[  671.632205]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  671.637586]  ? syscall_return_slowpath+0x5e0/0x5e0
[  671.642534]  ? trace_hardirqs_on_caller+0x310/0x310
[  671.647589]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  671.652619]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  671.659301]  ? __switch_to_asm+0x40/0x70
[  671.663374]  ? __switch_to_asm+0x34/0x70
[  671.667453]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  671.672337]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  671.677740] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  671.678126] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  671.684430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  671.684441] Call Trace:
[  671.691074] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  671.700301]  <IRQ>
[  671.702882] syz-executor4 cpuset=
[  671.713385]  dump_stack+0x244/0x39d
[  671.716195] syz4
[  671.719657]  ? dump_stack_print_info.cold.1+0x20/0x20
[  671.723265]  mems_allowed=0
[  671.725252]  warn_alloc.cold.117+0xb7/0x1bd
[  671.737671]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  671.742534]  ? lock_downgrade+0x900/0x900
[  671.746710]  ? trace_hardirqs_off+0xb8/0x310
[  671.751132]  ? trace_hardirqs_off+0xb8/0x310
[  671.755560]  __alloc_pages_slowpath+0x2660/0x2d70
[  671.760455]  ? warn_alloc+0x120/0x120
[  671.764293]  ? warn_alloc+0x120/0x120
[  671.768114]  ? print_usage_bug+0xc0/0xc0
[  671.772193]  ? warn_alloc+0x120/0x120
[  671.776006]  ? print_usage_bug+0xc0/0xc0
[  671.780089]  ? __lock_acquire+0x62f/0x4c20
[  671.784346]  ? __lock_acquire+0x62f/0x4c20
[  671.788598]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  671.794149]  ? should_fail+0x22d/0xd01
[  671.798056]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  671.803354]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  671.808472]  ? __lock_acquire+0x62f/0x4c20
[  671.812721]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  671.817836]  ? __lock_acquire+0x62f/0x4c20
[  671.822082]  ? should_fail+0x22d/0xd01
[  671.825977]  ? rcu_irq_exit+0x1a2/0x390
[  671.829972]  ? mark_held_locks+0x130/0x130
[  671.834228]  ? mark_held_locks+0x130/0x130
[  671.838477]  ? mark_held_locks+0xc7/0x130
[  671.842633]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  671.847665]  ? zap_class+0x640/0x640
[  671.851389]  ? print_usage_bug+0xc0/0xc0
[  671.855464]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  671.861106]  ? check_preemption_disabled+0x48/0x280
[  671.866181]  ? __lock_is_held+0xb5/0x140
[  671.870265]  __alloc_pages_nodemask+0xa80/0xde0
[  671.874969]  ? zap_class+0x640/0x640
[  671.878710]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  671.883758]  ? find_held_lock+0x36/0x1c0
[  671.887851]  ? ____cache_alloc_node+0x1c7/0x1e0
[  671.892553]  ? lock_downgrade+0x900/0x900
[  671.896726]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  671.902288]  cache_grow_begin+0xa5/0x8c0
[  671.906366]  ? do_raw_spin_unlock+0xa7/0x330
[  671.910794]  fallback_alloc+0x204/0x2e0
[  671.914786]  ____cache_alloc_node+0x1c7/0x1e0
[  671.919299]  kmem_cache_alloc_node+0xe3/0x730
[  671.923809]  ? ipv6_get_ifaddr+0x42e/0x620
[  671.928074]  __alloc_skb+0x119/0x770
[  671.931822]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  671.937122]  ? netdev_alloc_frag+0x1f0/0x1f0
[  671.941561]  ? lock_downgrade+0x900/0x900
[  671.945736]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  671.951286]  ? refcount_sub_and_test_checked+0x203/0x310
[  671.956756]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  671.962222]  ? addrconf_rs_timer+0x690/0x690
[  671.966654]  ndisc_alloc_skb+0x144/0x340
[  671.970739]  ndisc_send_rs+0x331/0x6e0
[  671.974657]  addrconf_rs_timer+0x314/0x690
[  671.978908]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  671.983180]  call_timer_fn+0x272/0x920
[  671.987080]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  671.991324]  ? process_timeout+0x40/0x40
[  671.995404]  ? mark_held_locks+0xc7/0x130
[  671.999574]  ? _raw_spin_unlock_irq+0x27/0x80
[  672.004083]  ? _raw_spin_unlock_irq+0x27/0x80
[  672.008585]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  672.012830]  ? lockdep_hardirqs_on+0x296/0x5b0
[  672.017429]  ? trace_hardirqs_on+0xbd/0x310
[  672.021759]  ? kasan_check_read+0x11/0x20
[  672.025917]  ? __run_timers+0x7da/0xc70
[  672.029902]  ? trace_hardirqs_off_caller+0x310/0x310
[  672.035017]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  672.039269]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  672.043512]  __run_timers+0x7e5/0xc70
[  672.047345]  ? timer_fixup_init+0x70/0x70
[  672.051498]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  672.056537]  ? zap_class+0x640/0x640
[  672.060267]  ? print_usage_bug+0xc0/0xc0
[  672.064334]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  672.069546]  ? find_held_lock+0x36/0x1c0
[  672.073619]  ? zap_class+0x640/0x640
[  672.077373]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  672.082947]  ? check_preemption_disabled+0x48/0x280
[  672.087998]  ? __lock_is_held+0xb5/0x140
[  672.092078]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  672.097632]  ? check_preemption_disabled+0x48/0x280
[  672.102672]  run_timer_softirq+0x52/0xb0
[  672.106746]  ? rcu_read_lock_sched_held+0x14f/0x180
[  672.111783]  __do_softirq+0x308/0xb7e
[  672.115608]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  672.120124]  ? lock_downgrade+0x900/0x900
[  672.124299]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  672.129428]  ? pvclock_read_flags+0x160/0x160
[  672.133947]  ? lapic_next_event+0x5a/0x90
[  672.138117]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  672.143677]  ? kvm_clock_read+0x18/0x30
[  672.147665]  ? kvm_sched_clock_read+0x9/0x20
[  672.152091]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  672.157644]  ? check_preemption_disabled+0x48/0x280
[  672.162693]  irq_exit+0x17f/0x1c0
[  672.166158]  smp_apic_timer_interrupt+0x1cb/0x760
[  672.171012]  ? smp_reschedule_interrupt+0x109/0x650
[  672.176056]  ? smp_call_function_single_interrupt+0x650/0x650
[  672.181966]  ? interrupt_entry+0xb5/0xc0
[  672.186051]  ? trace_hardirqs_off_caller+0xbb/0x310
[  672.191083]  ? trace_hardirqs_off_caller+0xbb/0x310
[  672.196118]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  672.200973]  ? trace_hardirqs_on_caller+0x310/0x310
[  672.206001]  ? trace_hardirqs_on_caller+0x310/0x310
[  672.211033]  ? task_prio+0x50/0x50
[  672.214599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  672.220153]  ? check_preemption_disabled+0x48/0x280
[  672.225194]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  672.230072]  apic_timer_interrupt+0xf/0x20
[  672.234309]  </IRQ>
[  672.236565] RIP: 0010:console_unlock+0xffa/0x1160
[  672.241428] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  672.260344] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  672.268077] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  672.275361] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  672.282641] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  672.289923] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  672.297199] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  672.304494]  ? netconsole_netdev_event+0x280/0x280
[  672.309456]  ? console_unlock+0xff1/0x1160
[  672.313739]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  672.318418]  ? vprintk_emit+0x7f7/0x930
[  672.322411]  ? lock_release+0xa00/0xa00
[  672.326398]  ? trace_hardirqs_off_caller+0x300/0x310
[  672.331514]  ? vprintk_default+0x28/0x30
[  672.335598]  ? trace_hardirqs_off_caller+0x310/0x310
[  672.340729]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  672.346288]  vprintk_emit+0x33d/0x930
[  672.350106]  ? wake_up_klogd+0x180/0x180
[  672.354189]  ? find_held_lock+0x31/0x1c0
[  672.358276]  ? mark_held_locks+0xc7/0x130
[  672.362446]  ? _raw_spin_unlock_irq+0x27/0x80
[  672.366958]  ? _raw_spin_unlock_irq+0x27/0x80
[  672.371479]  vprintk_default+0x28/0x30
[  672.375387]  vprintk_func+0x7e/0x181
[  672.379120]  printk+0xa7/0xcf
[  672.382238]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  672.387013]  ? _raw_spin_unlock_irq+0x60/0x80
[  672.391543]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  672.396841]  dump_header+0x7cc/0xf72
[  672.400579]  ? pagefault_out_of_memory+0x197/0x197
[  672.405539]  ? zap_class+0x640/0x640
[  672.409267]  ? percpu_ref_get_many+0x240/0x240
[  672.413863]  ? print_usage_bug+0xc0/0xc0
[  672.417936]  ? print_usage_bug+0xc0/0xc0
[  672.422016]  ? zap_class+0x640/0x640
[  672.425752]  ? print_usage_bug+0xc0/0xc0
[  672.429829]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  672.435382]  ? find_held_lock+0x36/0x1c0
[  672.439465]  ? mark_held_locks+0xc7/0x130
[  672.443636]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  672.448759]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  672.453875]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  672.458469]  ? trace_hardirqs_on+0xbd/0x310
[  672.462806]  ? kasan_check_read+0x11/0x20
[  672.466976]  ? ___ratelimit+0x3b4/0x672
[  672.470984]  ? trace_hardirqs_off_caller+0x310/0x310
[  672.476101]  ? trace_hardirqs_on+0x310/0x310
[  672.480532]  ? lock_downgrade+0x900/0x900
[  672.484730]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  672.489862]  ? ___ratelimit+0x3b9/0x672
[  672.493849]  ? idr_get_free+0xec0/0xec0
[  672.497833]  ? find_held_lock+0x36/0x1c0
[  672.501918]  oom_kill_process.cold.27+0x10/0x903
[  672.506689]  ? zap_class+0x640/0x640
[  672.510410]  ? check_preemption_disabled+0x48/0x280
[  672.515448]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  672.520389]  ? kasan_check_read+0x11/0x20
[  672.524557]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  672.529849]  ? oom_evaluate_task+0x540/0x540
[  672.534293]  ? find_held_lock+0x36/0x1c0
[  672.538376]  ? out_of_memory+0x974/0x1430
[  672.542547]  ? lock_downgrade+0x900/0x900
[  672.546708]  ? check_preemption_disabled+0x48/0x280
[  672.551743]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  672.556687]  ? kasan_check_read+0x11/0x20
[  672.560858]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  672.566149]  ? rcu_softirq_qs+0x20/0x20
[  672.570143]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  672.575695]  ? oom_evaluate_task+0x302/0x540
[  672.580128]  out_of_memory+0xa84/0x1430
[  672.584125]  ? oom_killer_disable+0x3a0/0x3a0
[  672.588645]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  672.593593]  ? __mutex_add_waiter+0x2a0/0x2a0
[  672.598115]  __alloc_pages_slowpath+0x22d4/0x2d70
[  672.603010]  ? warn_alloc+0x120/0x120
[  672.606827]  ? rcu_softirq_qs+0x20/0x20
[  672.610842]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  672.616388]  ? should_fail+0x22d/0xd01
[  672.620292]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  672.625432]  ? zap_class+0x640/0x640
[  672.629183]  ? __lock_is_held+0xb5/0x140
[  672.633269]  ? mark_held_locks+0x130/0x130
[  672.637515]  ? lock_release+0xa00/0xa00
[  672.641510]  ? perf_trace_sched_process_exec+0x860/0x860
[  672.646999]  ? __might_sleep+0x95/0x190
[  672.650990]  __alloc_pages_nodemask+0xa80/0xde0
[  672.655683]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  672.660719]  ? __page_cache_alloc+0x191/0x5c0
[  672.665225]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  672.670164]  ? kasan_check_read+0x11/0x20
[  672.674326]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  672.679622]  ? zap_class+0x640/0x640
[  672.683353]  ? zap_class+0x640/0x640
[  672.687163]  ? zap_class+0x640/0x640
[  672.690887]  ? __do_page_cache_readahead+0x7ce/0x980
[  672.696001]  ? find_held_lock+0x36/0x1c0
[  672.700082]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  672.705636]  alloc_pages_current+0x173/0x350
[  672.710576]  __page_cache_alloc+0x38c/0x5c0
[  672.714934]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  672.719872]  ? kasan_check_read+0x11/0x20
[  672.724030]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  672.729324]  ? generic_perform_write+0x6a0/0x6a0
[  672.734090]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  672.739648]  ? check_preemption_disabled+0x48/0x280
[  672.744686]  filemap_fault+0x1594/0x25f0
[  672.748770]  ? __lock_page_or_retry+0xa00/0xa00
[  672.753459]  ? mark_held_locks+0x130/0x130
[  672.757706]  ? rcu_softirq_qs+0x20/0x20
[  672.761700]  ? filemap_map_pages+0xe04/0x1990
[  672.766211]  ? __free_object+0x173/0x340
[  672.770279]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  672.775216]  ? trace_hardirqs_off_caller+0x310/0x310
[  672.780327]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  672.785016]  ? debug_object_free+0x32d/0x690
[  672.789432]  ? kasan_check_read+0x11/0x20
[  672.793588]  ? debug_object_destroy+0x2b0/0x2b0
[  672.798266]  ? lock_pi_update_atomic+0x150/0x150
[  672.803029]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  672.808592]  ? __hrtimer_init+0xdb/0x240
[  672.812671]  ? lock_acquire+0x1ed/0x520
[  672.816663]  ? ext4_filemap_fault+0x7a/0xad
[  672.821008]  ? lock_release+0xa00/0xa00
[  672.825004]  ? perf_trace_sched_process_exec+0x860/0x860
[  672.830482]  ? print_usage_bug+0xc0/0xc0
[  672.834570]  ? print_usage_bug+0xc0/0xc0
[  672.838661]  ? down_read+0x8d/0x120
[  672.842304]  ? ext4_filemap_fault+0x7a/0xad
[  672.846651]  ? __down_interruptible+0x700/0x700
[  672.851352]  ext4_filemap_fault+0x82/0xad
[  672.855539]  __do_fault+0x100/0x6b0
[  672.859223]  ? pmd_devmap_trans_unstable+0x220/0x220
[  672.864354]  ? mark_held_locks+0x130/0x130
[  672.868612]  ? mark_held_locks+0x130/0x130
[  672.872875]  ? debug_smp_processor_id+0x1c/0x20
[  672.877573]  ? perf_trace_lock+0x14d/0x7a0
[  672.881836]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  672.887407]  __handle_mm_fault+0x307c/0x5920
[  672.891829]  ? perf_trace_lock+0x7a0/0x7a0
[  672.896088]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  672.900942]  ? lock_is_held_type+0x210/0x210
[  672.905375]  ? ksys_dup3+0x680/0x680
[  672.909101]  ? __switch_to_asm+0x34/0x70
[  672.913190]  ? zap_class+0x640/0x640
[  672.916916]  ? zap_class+0x640/0x640
[  672.920638]  ? __x64_sys_futex+0x53e/0x6a0
[  672.924898]  ? find_held_lock+0x36/0x1c0
[  672.928992]  ? handle_mm_fault+0x42a/0xc70
[  672.933237]  ? lock_downgrade+0x900/0x900
[  672.937401]  ? check_preemption_disabled+0x48/0x280
[  672.942441]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  672.947388]  ? kasan_check_read+0x11/0x20
[  672.951577]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  672.956873]  ? rcu_softirq_qs+0x20/0x20
[  672.960859]  ? trace_hardirqs_off_caller+0x310/0x310
[  672.966083]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  672.971641]  ? check_preemption_disabled+0x48/0x280
[  672.976688]  handle_mm_fault+0x54f/0xc70
[  672.980769]  ? __handle_mm_fault+0x5920/0x5920
[  672.985369]  ? find_vma+0x34/0x190
[  672.988949]  __do_page_fault+0x5e8/0xe60
[  672.993056]  ? trace_hardirqs_off+0xb8/0x310
[  672.997503]  do_page_fault+0xf2/0x7e0
[  673.001329]  ? vmalloc_sync_all+0x30/0x30
[  673.005496]  ? error_entry+0x70/0xd0
[  673.009229]  ? trace_hardirqs_off_caller+0xbb/0x310
[  673.014259]  ? trace_hardirqs_on_caller+0xc0/0x310
[  673.019193]  ? syscall_return_slowpath+0x5e0/0x5e0
[  673.024129]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  673.028979]  ? trace_hardirqs_on_caller+0x310/0x310
[  673.034005]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  673.039472]  ? prepare_exit_to_usermode+0x291/0x3b0
[  673.044495]  ? page_fault+0x8/0x30
[  673.048059]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  673.052918]  ? page_fault+0x8/0x30
[  673.056470]  page_fault+0x1e/0x30
[  673.059924] RIP: 0033:0x40f9c0
[  673.063130] Code: Bad RIP value.
[  673.066499] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  673.071881] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  673.079151] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  673.086432] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  673.093713] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  673.101002] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  673.108303] Mem-Info:
[  673.108318] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  673.108330] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  673.110748] active_anon:55033 inactive_anon:131 isolated_anon:0
[  673.110748]  active_file:10 inactive_file:13 isolated_file:2
[  673.110748]  unevictable:0 dirty:0 writeback:0 unstable:0
[  673.110748]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  673.110748]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  673.110748]  free:13778 free_pcp:355 free_cma:0
[  673.117660] Call Trace:
[  673.127076] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  673.160027]  <IRQ>
[  673.162632] Node 0 
[  673.190321]  dump_stack+0x244/0x39d
[  673.192487] 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
[  673.194703]  ? dump_stack_print_info.cold.1+0x20/0x20
[  673.198302] lowmem_reserve[]: 0
[  673.223841]  warn_alloc.cold.117+0xb7/0x1bd
[  673.229023]  2818
[  673.232318]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  673.236771]  6321 6321
[  673.238862]  ? lock_downgrade+0x900/0x900
[  673.243688] Node 0 
[  673.246217]  ? trace_hardirqs_off+0xb8/0x310
[  673.250399] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  673.252629]  ? trace_hardirqs_off+0xb8/0x310
[  673.257015] lowmem_reserve[]: 0
[  673.283768]  __alloc_pages_slowpath+0x2660/0x2d70
[  673.288167]  0
[  673.291499]  ? warn_alloc+0x120/0x120
[  673.296326]  3503 3503
[  673.298171]  ? warn_alloc+0x120/0x120
[  673.301952] Node 0 
[  673.304468]  ? print_usage_bug+0xc0/0xc0
[  673.308290] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  673.310515]  ? warn_alloc+0x120/0x120
[  673.314565] lowmem_reserve[]: 0
[  673.343006]  ? print_usage_bug+0xc0/0xc0
[  673.346804]  0
[  673.350106]  ? __lock_acquire+0x62f/0x4c20
[  673.354145]  0 0
[  673.355976]  ? __lock_acquire+0x62f/0x4c20
[  673.360198] Node 0 
[  673.362186]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  673.366400] DMA: 
[  673.368644]  ? should_fail+0x22d/0xd01
[  673.374167] 1*4kB 
[  673.376275]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  673.380165] (U) 
[  673.382319]  ? __lock_acquire+0x62f/0x4c20
[  673.391232] 0*8kB 0*16kB 
[  673.393241]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  673.397455] 1*32kB (U) 
[  673.400245]  ? __lock_acquire+0x62f/0x4c20
[  673.405328] 2*64kB (U) 
[  673.407931]  ? should_fail+0x22d/0xd01
[  673.412151] 1*128kB (U) 
[  673.414771]  ? mark_held_locks+0x130/0x130
[  673.418628] 1*256kB (U) 
[  673.421405]  ? mark_held_locks+0x130/0x130
[  673.425619] 0*512kB 1*1024kB 
[  673.428319]  ? zap_class+0x640/0x640
[  673.432538] (U) 
[  673.435659]  ? print_usage_bug+0xc0/0xc0
[  673.439351] 1*2048kB 
[  673.441336]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  673.445379] (M) 
[  673.447799]  ? check_preemption_disabled+0x48/0x280
[  673.453336] 3*4096kB (M) 
[  673.455343]  ? __lock_is_held+0xb5/0x140
[  673.460343] = 15908kB
[  673.463115]  __alloc_pages_nodemask+0xa80/0xde0
[  673.467152] Node 0 
[  673.469658]  ? zap_class+0x640/0x640
[  673.474311] DMA32: 
[  673.476573]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  673.480256] 5*4kB 
[  673.482513]  ? find_held_lock+0x36/0x1c0
[  673.487511] (MH) 1*8kB 
[  673.489710]  ? ____cache_alloc_node+0x1c7/0x1e0
[  673.493833] (U) 
[  673.496426]  ? lock_downgrade+0x900/0x900
[  673.501072] 3*16kB (MH) 
[  673.503075]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  673.507202] 2*32kB 
[  673.509903]  cache_grow_begin+0xa5/0x8c0
[  673.515421] (MH) 
[  673.517673]  ? do_raw_spin_unlock+0xa7/0x330
[  673.521717] 4*64kB 
[  673.523795]  fallback_alloc+0x204/0x2e0
[  673.528180] (MH) 
[  673.530433]  ____cache_alloc_node+0x1c7/0x1e0
[  673.534374] 4*128kB (M) 
[  673.536463]  kmem_cache_alloc_node+0xe3/0x730
[  673.540929] 3*256kB (M) 
[  673.543633]  ? ipv6_get_ifaddr+0x42e/0x620
[  673.548110] 4*512kB 
[  673.550793]  __alloc_skb+0x119/0x770
[  673.554992] (UM) 3*1024kB 
[  673.557337]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  673.561037] (UM) 
[  673.563899]  ? netdev_alloc_frag+0x1f0/0x1f0
[  673.569160] 3*2048kB 
[  673.571232]  ? lock_downgrade+0x900/0x900
[  673.575615] (UM) 3*4096kB 
[  673.578046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  673.582168] (M) = 25228kB
[  673.585031]  ? refcount_sub_and_test_checked+0x203/0x310
[  673.590559] Node 0 
[  673.593331]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  673.598754] Normal: 1142*4kB 
[  673.601476]  ? addrconf_rs_timer+0x690/0x690
[  673.606920] (MEH) 
[  673.610044]  ndisc_alloc_skb+0x144/0x340
[  673.614424] 440*8kB (UMEH) 
[  673.616593]  ndisc_send_rs+0x331/0x6e0
[  673.620622] 198*16kB (UME) 
[  673.623581]  addrconf_rs_timer+0x314/0x690
[  673.627438] 53*32kB (UMEH) 
[  673.630392]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  673.634613] 6*64kB 
[  673.637579]  call_timer_fn+0x272/0x920
[  673.641778] (UM) 
[  673.644019]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  673.647878] 1*128kB (H) 
[  673.649961]  ? process_timeout+0x40/0x40
[  673.654180] 0*256kB 
[  673.656869]  ? __run_timers+0x7da/0xc70
[  673.660908] 1*512kB 
[  673.663250]  ? _raw_spin_unlock_irq+0x27/0x80
[  673.667197] (H) 
[  673.669534]  ? _raw_spin_unlock_irq+0x27/0x80
[  673.674005] 0*1024kB 
[  673.675986]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  673.680464] 0*2048kB 
[  673.682877]  ? lockdep_hardirqs_on+0x296/0x5b0
[  673.687091] 0*4096kB 
[  673.689507]  ? trace_hardirqs_on+0xbd/0x310
[  673.694074] = 13976kB
[  673.694090] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  673.696506]  ? kasan_check_read+0x11/0x20
[  673.700823] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  673.703239]  ? __run_timers+0x7da/0xc70
[  673.712066] 4258 total pagecache pages
[  673.716728]  ? trace_hardirqs_off_caller+0x310/0x310
[  673.725296] 0 pages in swap cache
[  673.729280]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  673.733147] Swap cache stats: add 0, delete 0, find 0/0
[  673.738256]  __run_timers+0x7e5/0xc70
[  673.741693] Free swap  = 0kB
[  673.745941]  ? timer_fixup_init+0x70/0x70
[  673.751267] Total swap = 0kB
[  673.751276] 1965979 pages RAM
[  673.755083]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  673.758090] 0 pages HighMem/MovableOnly
[  673.762243]  ? zap_class+0x640/0x640
[  673.765241] 342867 pages reserved
[  673.768353]  ? enqueue_hrtimer+0x1a5/0x560
[  673.773355] 0 pages cma reserved
[  673.773426] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  673.777340]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  673.777365]  ? find_held_lock+0x36/0x1c0
[  673.777384]  ? zap_class+0x640/0x640
[  673.781149] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  673.784557]  ? pvclock_read_flags+0x160/0x160
[  673.788773] syz-fuzzer cpuset=
[  673.792143]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  673.798614] /
[  673.803808]  ? check_preemption_disabled+0x48/0x280
[  673.807851]  mems_allowed=0
[  673.844646]  ? __lock_is_held+0xb5/0x140
[  673.848722]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  673.854273]  ? check_preemption_disabled+0x48/0x280
[  673.859306]  run_timer_softirq+0x52/0xb0
[  673.863375]  ? rcu_read_lock_sched_held+0x14f/0x180
[  673.868401]  __do_softirq+0x308/0xb7e
[  673.872217]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  673.876723]  ? lock_downgrade+0x900/0x900
[  673.880888]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  673.886016]  ? pvclock_read_flags+0x160/0x160
[  673.890533]  ? lapic_next_event+0x5a/0x90
[  673.894708]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  673.900266]  ? kvm_clock_read+0x18/0x30
[  673.904251]  ? kvm_sched_clock_read+0x9/0x20
[  673.908675]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  673.914228]  ? check_preemption_disabled+0x48/0x280
[  673.919279]  irq_exit+0x17f/0x1c0
[  673.922754]  smp_apic_timer_interrupt+0x1cb/0x760
[  673.927605]  ? smp_reschedule_interrupt+0x109/0x650
[  673.932638]  ? smp_call_function_single_interrupt+0x650/0x650
[  673.938556]  ? interrupt_entry+0xb5/0xc0
[  673.942664]  ? trace_hardirqs_off_caller+0xbb/0x310
[  673.947701]  ? trace_hardirqs_off_caller+0xbb/0x310
[  673.952738]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  673.957595]  ? trace_hardirqs_on_caller+0x310/0x310
[  673.962621]  ? trace_hardirqs_on_caller+0x310/0x310
[  673.967648]  ? task_prio+0x50/0x50
[  673.971207]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  673.976757]  ? check_preemption_disabled+0x48/0x280
[  673.981793]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  673.986659]  apic_timer_interrupt+0xf/0x20
[  673.990899]  </IRQ>
[  673.993156] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  673.999059] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  674.017977] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  674.025728] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  674.033025] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  674.040310] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  674.047590] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  674.054872] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  674.062195]  ? save_stack+0xa9/0xd0
[  674.065852]  __kmalloc_node_track_caller+0x33/0x70
[  674.070801]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  674.075580]  pskb_expand_head+0x230/0x10f0
[  674.079860]  ? memcpy+0x45/0x50
[  674.083156]  ? __copy_skb_header+0x350/0x6b0
[  674.087589]  ? skb_release_data+0x880/0x880
[  674.091923]  ? __alloc_skb+0x770/0x770
[  674.095832]  ? __lock_is_held+0xb5/0x140
[  674.099921]  ? kasan_check_write+0x14/0x20
[  674.104168]  ? __skb_clone+0x6c7/0xa00
[  674.108070]  ? __copy_skb_header+0x6b0/0x6b0
[  674.112488]  ? kmem_cache_alloc+0x33a/0x730
[  674.116848]  skb_ensure_writable+0x3dd/0x640
[  674.121277]  ? skb_checksum_setup+0xaa0/0xaa0
[  674.125785]  ? check_preemption_disabled+0x48/0x280
[  674.130817]  ? __this_cpu_preempt_check+0x1c/0x20
[  674.135675]  ? __bpf_redirect+0x54b/0xb20
[  674.139841]  ? __switch_to_asm+0x34/0x70
[  674.143928]  bpf_clone_redirect+0x14a/0x490
[  674.148273]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  674.153306]  ? __sched_text_start+0x8/0x8
[  674.157472]  ? retint_kernel+0x2d/0x2d
[  674.161388]  ? find_held_lock+0x36/0x1c0
[  674.165469]  ? lock_acquire+0x1ed/0x520
[  674.169453]  ? bpf_test_run+0x3cb/0x780
[  674.173441]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  674.178992]  ? check_preemption_disabled+0x48/0x280
[  674.184029]  ? kasan_check_read+0x11/0x20
[  674.188194]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  674.193488]  ? rcu_softirq_qs+0x20/0x20
[  674.197481]  ? preempt_schedule+0x4d/0x60
[  674.201659]  ? ___preempt_schedule+0x16/0x18
[  674.206092]  ? bpf_test_run+0x25d/0x780
[  674.210093]  ? netlink_diag_dump+0x2a0/0x2a0
[  674.214515]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  674.220084]  ? bpf_test_init.isra.10+0x70/0x100
[  674.224786]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  674.229574]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  674.234428]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  674.239982]  ? fput+0x130/0x1a0
[  674.243272]  ? __bpf_prog_get+0x9b/0x290
[  674.247349]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  674.252204]  ? bpf_prog_test_run+0x130/0x1a0
[  674.256639]  ? __x64_sys_bpf+0x3d8/0x520
[  674.260716]  ? bpf_prog_get+0x20/0x20
[  674.264561]  ? do_syscall_64+0x1b9/0x820
[  674.268640]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  674.274025]  ? syscall_return_slowpath+0x5e0/0x5e0
[  674.278971]  ? trace_hardirqs_on_caller+0x310/0x310
[  674.284002]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  674.289035]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  674.295723]  ? __switch_to_asm+0x40/0x70
[  674.299795]  ? __switch_to_asm+0x34/0x70
[  674.303878]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  674.308745]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  674.314145] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  674.314212] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  674.320829] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  674.320834] Call Trace:
[  674.320841]  <IRQ>
[  674.320861]  dump_stack+0x244/0x39d
[  674.320880]  ? dump_stack_print_info.cold.1+0x20/0x20
[  674.320916]  warn_alloc.cold.117+0xb7/0x1bd
[  674.327540] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  674.336786]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  674.339357] syz-executor4 cpuset=
[  674.341513]  ? lock_downgrade+0x900/0x900
[  674.345132] syz4
[  674.350346]  ? trace_hardirqs_off+0xb8/0x310
[  674.354651]  mems_allowed=0
[  674.365155]  ? trace_hardirqs_off+0xb8/0x310
[  674.391321]  __alloc_pages_slowpath+0x2660/0x2d70
[  674.396222]  ? warn_alloc+0x120/0x120
[  674.400056]  ? warn_alloc+0x120/0x120
[  674.403882]  ? print_usage_bug+0xc0/0xc0
[  674.407964]  ? warn_alloc+0x120/0x120
[  674.411789]  ? print_usage_bug+0xc0/0xc0
[  674.415873]  ? __lock_acquire+0x62f/0x4c20
[  674.420126]  ? __lock_acquire+0x62f/0x4c20
[  674.424386]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  674.429942]  ? should_fail+0x22d/0xd01
[  674.433859]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  674.438980]  ? __lock_acquire+0x62f/0x4c20
[  674.443238]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  674.448360]  ? __lock_acquire+0x62f/0x4c20
[  674.452610]  ? should_fail+0x22d/0xd01
[  674.456515]  ? find_held_lock+0x36/0x1c0
[  674.460618]  ? mark_held_locks+0x130/0x130
[  674.464891]  ? mark_held_locks+0x130/0x130
[  674.469136]  ? zap_class+0x640/0x640
[  674.472872]  ? zap_class+0x640/0x640
[  674.476635]  ? print_usage_bug+0xc0/0xc0
[  674.480722]  ? do_raw_spin_unlock+0xa7/0x330
[  674.485149]  ? zap_class+0x640/0x640
[  674.488876]  ? print_usage_bug+0xc0/0xc0
[  674.492953]  ? wq_watchdog_touch+0x9c/0xfe
[  674.497209]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  674.502771]  ? check_preemption_disabled+0x48/0x280
[  674.507822]  ? __lock_is_held+0xb5/0x140
[  674.511912]  __alloc_pages_nodemask+0xa80/0xde0
[  674.516609]  ? zap_class+0x640/0x640
[  674.520358]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  674.525407]  ? find_held_lock+0x36/0x1c0
[  674.529498]  ? ____cache_alloc_node+0x1c7/0x1e0
[  674.534200]  ? lock_downgrade+0x900/0x900
[  674.538374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  674.543939]  cache_grow_begin+0xa5/0x8c0
[  674.548021]  ? do_raw_spin_unlock+0xa7/0x330
[  674.552466]  fallback_alloc+0x204/0x2e0
[  674.556477]  ____cache_alloc_node+0x1c7/0x1e0
[  674.561003]  kmem_cache_alloc_node+0xe3/0x730
[  674.565543]  ? ipv6_get_ifaddr+0x42e/0x620
[  674.569804]  __alloc_skb+0x119/0x770
[  674.573540]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  674.578841]  ? netdev_alloc_frag+0x1f0/0x1f0
[  674.583261]  ? lock_downgrade+0x900/0x900
[  674.587427]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  674.592984]  ? refcount_sub_and_test_checked+0x203/0x310
[  674.598458]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  674.603927]  ? addrconf_rs_timer+0x690/0x690
[  674.608362]  ndisc_alloc_skb+0x144/0x340
[  674.612438]  ndisc_send_rs+0x331/0x6e0
[  674.616341]  addrconf_rs_timer+0x314/0x690
[  674.620594]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  674.624858]  call_timer_fn+0x272/0x920
[  674.628753]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  674.633009]  ? process_timeout+0x40/0x40
[  674.637103]  ? mark_held_locks+0xc7/0x130
[  674.641273]  ? _raw_spin_unlock_irq+0x27/0x80
[  674.645791]  ? _raw_spin_unlock_irq+0x27/0x80
[  674.650330]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  674.654583]  ? lockdep_hardirqs_on+0x296/0x5b0
[  674.659189]  ? trace_hardirqs_on+0xbd/0x310
[  674.663531]  ? kasan_check_read+0x11/0x20
[  674.667700]  ? __run_timers+0x7da/0xc70
[  674.671687]  ? trace_hardirqs_off_caller+0x310/0x310
[  674.676805]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  674.681064]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  674.685319]  __run_timers+0x7e5/0xc70
[  674.689141]  ? timer_fixup_init+0x70/0x70
[  674.693303]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  674.698332]  ? zap_class+0x640/0x640
[  674.702068]  ? print_usage_bug+0xc0/0xc0
[  674.706142]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  674.711877]  ? find_held_lock+0x36/0x1c0
[  674.715958]  ? zap_class+0x640/0x640
[  674.719700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  674.725256]  ? check_preemption_disabled+0x48/0x280
[  674.730303]  ? __lock_is_held+0xb5/0x140
[  674.734376]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  674.739926]  ? check_preemption_disabled+0x48/0x280
[  674.744977]  run_timer_softirq+0x52/0xb0
[  674.749057]  ? rcu_read_lock_sched_held+0x14f/0x180
[  674.754087]  __do_softirq+0x308/0xb7e
[  674.757899]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  674.762419]  ? lock_downgrade+0x900/0x900
[  674.766588]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  674.771741]  ? pvclock_read_flags+0x160/0x160
[  674.776266]  ? lapic_next_event+0x5a/0x90
[  674.780427]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  674.785981]  ? kvm_clock_read+0x18/0x30
[  674.789965]  ? kvm_sched_clock_read+0x9/0x20
[  674.794404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  674.799960]  ? check_preemption_disabled+0x48/0x280
[  674.804994]  irq_exit+0x17f/0x1c0
[  674.808485]  smp_apic_timer_interrupt+0x1cb/0x760
[  674.813346]  ? smp_reschedule_interrupt+0x109/0x650
[  674.818372]  ? smp_call_function_single_interrupt+0x650/0x650
[  674.824282]  ? interrupt_entry+0xb5/0xc0
[  674.828370]  ? trace_hardirqs_off_caller+0xbb/0x310
[  674.833391]  ? trace_hardirqs_off_caller+0xbb/0x310
[  674.838423]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  674.843274]  ? trace_hardirqs_on_caller+0x310/0x310
[  674.848303]  ? trace_hardirqs_on_caller+0x310/0x310
[  674.853330]  ? task_prio+0x50/0x50
[  674.856885]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  674.862435]  ? check_preemption_disabled+0x48/0x280
[  674.867472]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  674.872342]  apic_timer_interrupt+0xf/0x20
[  674.876585]  </IRQ>
[  674.878835] RIP: 0010:console_unlock+0xffa/0x1160
[  674.883694] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  674.902614] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  674.910345] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  674.917627] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  674.924905] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  674.932184] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  674.939464] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  674.946781]  ? netconsole_netdev_event+0x280/0x280
[  674.951737]  ? console_unlock+0xff1/0x1160
[  674.956016]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  674.960693]  ? vprintk_emit+0x7f7/0x930
[  674.964680]  ? lock_release+0xa00/0xa00
[  674.968666]  ? trace_hardirqs_off_caller+0x300/0x310
[  674.973779]  ? vprintk_default+0x28/0x30
[  674.977858]  ? trace_hardirqs_off_caller+0x310/0x310
[  674.982977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  674.988544]  vprintk_emit+0x33d/0x930
[  674.992367]  ? wake_up_klogd+0x180/0x180
[  674.996441]  ? find_held_lock+0x31/0x1c0
[  675.000533]  ? mark_held_locks+0xc7/0x130
[  675.004698]  ? _raw_spin_unlock_irq+0x27/0x80
[  675.009201]  ? _raw_spin_unlock_irq+0x27/0x80
[  675.013715]  vprintk_default+0x28/0x30
[  675.017623]  vprintk_func+0x7e/0x181
[  675.021393]  printk+0xa7/0xcf
[  675.024510]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  675.029303]  ? _raw_spin_unlock_irq+0x60/0x80
[  675.033831]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  675.039134]  dump_header+0x7cc/0xf72
[  675.042895]  ? pagefault_out_of_memory+0x197/0x197
[  675.047850]  ? zap_class+0x640/0x640
[  675.051578]  ? percpu_ref_get_many+0x240/0x240
[  675.056175]  ? print_usage_bug+0xc0/0xc0
[  675.060245]  ? print_usage_bug+0xc0/0xc0
[  675.064324]  ? zap_class+0x640/0x640
[  675.068056]  ? print_usage_bug+0xc0/0xc0
[  675.072134]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  675.077693]  ? find_held_lock+0x36/0x1c0
[  675.081777]  ? mark_held_locks+0xc7/0x130
[  675.085968]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  675.091091]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  675.096208]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  675.100799]  ? trace_hardirqs_on+0xbd/0x310
[  675.105128]  ? kasan_check_read+0x11/0x20
[  675.109284]  ? ___ratelimit+0x3b4/0x672
[  675.113274]  ? trace_hardirqs_off_caller+0x310/0x310
[  675.118391]  ? trace_hardirqs_on+0x310/0x310
[  675.122808]  ? lock_downgrade+0x900/0x900
[  675.126978]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  675.132094]  ? ___ratelimit+0x3b9/0x672
[  675.136087]  ? idr_get_free+0xec0/0xec0
[  675.140074]  ? find_held_lock+0x36/0x1c0
[  675.144153]  oom_kill_process.cold.27+0x10/0x903
[  675.148924]  ? zap_class+0x640/0x640
[  675.152657]  ? check_preemption_disabled+0x48/0x280
[  675.157690]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  675.162648]  ? kasan_check_read+0x11/0x20
[  675.166808]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  675.172098]  ? oom_evaluate_task+0x540/0x540
[  675.176531]  ? find_held_lock+0x36/0x1c0
[  675.180617]  ? out_of_memory+0x974/0x1430
[  675.184776]  ? lock_downgrade+0x900/0x900
[  675.188935]  ? check_preemption_disabled+0x48/0x280
[  675.194076]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  675.199057]  ? kasan_check_read+0x11/0x20
[  675.203225]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  675.208526]  ? rcu_softirq_qs+0x20/0x20
[  675.212528]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  675.218080]  ? oom_evaluate_task+0x302/0x540
[  675.222505]  out_of_memory+0xa84/0x1430
[  675.226510]  ? oom_killer_disable+0x3a0/0x3a0
[  675.231030]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  675.235977]  ? __mutex_add_waiter+0x2a0/0x2a0
[  675.240496]  __alloc_pages_slowpath+0x22d4/0x2d70
[  675.245390]  ? warn_alloc+0x120/0x120
[  675.249202]  ? rcu_softirq_qs+0x20/0x20
[  675.253343]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  675.259512]  ? should_fail+0x22d/0xd01
[  675.263551]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  675.268804]  ? zap_class+0x640/0x640
[  675.272562]  ? __lock_is_held+0xb5/0x140
[  675.276653]  ? mark_held_locks+0x130/0x130
[  675.280904]  ? lock_release+0xa00/0xa00
[  675.285250]  ? perf_trace_sched_process_exec+0x860/0x860
[  675.290970]  ? __might_sleep+0x95/0x190
[  675.294969]  __alloc_pages_nodemask+0xa80/0xde0
[  675.299798]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  675.304836]  ? __page_cache_alloc+0x191/0x5c0
[  675.309361]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  675.314308]  ? kasan_check_read+0x11/0x20
[  675.318484]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  675.323788]  ? zap_class+0x640/0x640
[  675.327691]  ? zap_class+0x640/0x640
[  675.331665]  ? zap_class+0x640/0x640
[  675.335511]  ? __do_page_cache_readahead+0x7ce/0x980
[  675.340937]  ? find_held_lock+0x36/0x1c0
[  675.345026]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  675.350615]  alloc_pages_current+0x173/0x350
[  675.355058]  __page_cache_alloc+0x38c/0x5c0
[  675.359414]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  675.364363]  ? kasan_check_read+0x11/0x20
[  675.368538]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  675.374122]  ? generic_perform_write+0x6a0/0x6a0
[  675.378908]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  675.384665]  ? check_preemption_disabled+0x48/0x280
[  675.389709]  filemap_fault+0x1594/0x25f0
[  675.393806]  ? __lock_page_or_retry+0xa00/0xa00
[  675.398505]  ? mark_held_locks+0x130/0x130
[  675.402768]  ? rcu_softirq_qs+0x20/0x20
[  675.406778]  ? filemap_map_pages+0xe04/0x1990
[  675.411300]  ? __free_object+0x173/0x340
[  675.415383]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  675.420330]  ? trace_hardirqs_off_caller+0x310/0x310
[  675.425560]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  675.430261]  ? debug_object_free+0x32d/0x690
[  675.434682]  ? kasan_check_read+0x11/0x20
[  675.438847]  ? debug_object_destroy+0x2b0/0x2b0
[  675.443539]  ? lock_pi_update_atomic+0x150/0x150
[  675.448317]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  675.453872]  ? __hrtimer_init+0xdb/0x240
[  675.457974]  ? lock_acquire+0x1ed/0x520
[  675.461967]  ? ext4_filemap_fault+0x7a/0xad
[  675.466323]  ? lock_release+0xa00/0xa00
[  675.470308]  ? perf_trace_sched_process_exec+0x860/0x860
[  675.475780]  ? print_usage_bug+0xc0/0xc0
[  675.479856]  ? print_usage_bug+0xc0/0xc0
[  675.483941]  ? down_read+0x8d/0x120
[  675.487579]  ? ext4_filemap_fault+0x7a/0xad
[  675.491919]  ? __down_interruptible+0x700/0x700
[  675.496627]  ext4_filemap_fault+0x82/0xad
[  675.500804]  __do_fault+0x100/0x6b0
[  675.504452]  ? pmd_devmap_trans_unstable+0x220/0x220
[  675.509580]  ? mark_held_locks+0x130/0x130
[  675.513831]  ? mark_held_locks+0x130/0x130
[  675.518088]  ? debug_smp_processor_id+0x1c/0x20
[  675.522776]  ? perf_trace_lock+0x14d/0x7a0
[  675.527032]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  675.532599]  __handle_mm_fault+0x307c/0x5920
[  675.537026]  ? perf_trace_lock+0x7a0/0x7a0
[  675.541298]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  675.546170]  ? lock_is_held_type+0x210/0x210
[  675.550611]  ? ksys_dup3+0x680/0x680
[  675.554368]  ? __switch_to_asm+0x34/0x70
[  675.558467]  ? zap_class+0x640/0x640
[  675.562206]  ? zap_class+0x640/0x640
[  675.565937]  ? __x64_sys_futex+0x53e/0x6a0
[  675.570197]  ? find_held_lock+0x36/0x1c0
[  675.574322]  ? handle_mm_fault+0x42a/0xc70
[  675.578583]  ? lock_downgrade+0x900/0x900
[  675.582748]  ? check_preemption_disabled+0x48/0x280
[  675.587800]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  675.592756]  ? kasan_check_read+0x11/0x20
[  675.596943]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  675.602728]  ? rcu_softirq_qs+0x20/0x20
[  675.606731]  ? trace_hardirqs_off_caller+0x310/0x310
[  675.611864]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  675.617429]  ? check_preemption_disabled+0x48/0x280
[  675.622484]  handle_mm_fault+0x54f/0xc70
[  675.626584]  ? __handle_mm_fault+0x5920/0x5920
[  675.631204]  ? find_vma+0x34/0x190
[  675.634782]  __do_page_fault+0x5e8/0xe60
[  675.638866]  ? trace_hardirqs_off+0xb8/0x310
[  675.643314]  do_page_fault+0xf2/0x7e0
[  675.647144]  ? vmalloc_sync_all+0x30/0x30
[  675.651328]  ? error_entry+0x70/0xd0
[  675.655080]  ? trace_hardirqs_off_caller+0xbb/0x310
[  675.660125]  ? trace_hardirqs_on_caller+0xc0/0x310
[  675.665085]  ? syscall_return_slowpath+0x5e0/0x5e0
[  675.670056]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  675.674926]  ? trace_hardirqs_on_caller+0x310/0x310
[  675.679964]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  675.685451]  ? prepare_exit_to_usermode+0x291/0x3b0
[  675.690506]  ? page_fault+0x8/0x30
[  675.694099]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  675.698978]  ? page_fault+0x8/0x30
[  675.702559]  page_fault+0x1e/0x30
[  675.706037] RIP: 0033:0x40f9c0
[  675.709263] Code: Bad RIP value.
[  675.712642] RSP: 002b:000000c4200246f8 EFLAGS: 00010216
[  675.718025] RAX: ffffffffffffff92 RBX: 000000003b981abb RCX: 000000000045ddf3
[  675.725327] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014e5a80
[  675.732614] RBP: 000000c420024720 R08: 0000000000000000 R09: 0000000000000000
[  675.739906] R10: 000000c4200246d8 R11: 0000000000000206 R12: 0000000000000001
[  675.747194] R13: 000000c429601800 R14: 0000000000000001 R15: 0000000000000000
[  675.754524] warn_alloc_show_mem: 1 callbacks suppressed
[  675.754538] CPU: 0 PID: 1912 Comm: syz-executor4 Not tainted 4.19.0+ #135
[  675.754540] Mem-Info:
[  675.754579] active_anon:55033 inactive_anon:131 isolated_anon:0
[  675.754579]  active_file:10 inactive_file:13 isolated_file:2
[  675.754579]  unevictable:0 dirty:0 writeback:0 unstable:0
[  675.754579]  slab_reclaimable:9000 slab_unreclaimable:1464028
[  675.754579]  mapped:40962 shmem:4233 pagetables:626 bounce:0
[  675.754579]  free:13778 free_pcp:355 free_cma:0
[  675.759938] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  675.759950] Call Trace:
[  675.766909] Node 0 active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:163848kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  675.769326]  <IRQ>
[  675.802299] Node 0 
[  675.811682]  dump_stack+0x244/0x39d
[  675.814276] 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
[  675.841961]  ? dump_stack_print_info.cold.1+0x20/0x20
[  675.844095] lowmem_reserve[]:
[  675.846351]  warn_alloc.cold.117+0xb7/0x1bd
[  675.849945]  0 2818
[  675.875497]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  675.880674]  6321
[  675.883794]  ? lock_downgrade+0x900/0x900
[  675.888098]  6321
[  675.890385]  ? trace_hardirqs_off+0xb8/0x310
[  675.895209] Node 0 
[  675.897289]  ? trace_hardirqs_off+0xb8/0x310
[  675.901448] DMA32 free:25228kB 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:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:188kB local_pcp:0kB free_cma:0kB
[  675.903498]  __alloc_pages_slowpath+0x2660/0x2d70
[  675.907888] lowmem_reserve[]:
[  675.910155]  ? warn_alloc+0x120/0x120
[  675.914527]  0
[  675.941270]  ? warn_alloc+0x120/0x120
[  675.946101]  0
[  675.949231]  ? print_usage_bug+0xc0/0xc0
[  675.953008]  3503
[  675.954815]  ? warn_alloc+0x120/0x120
[  675.958592]  3503
[  675.960405]  ? print_usage_bug+0xc0/0xc0
[  675.964446] Node 0 
[  675.966514]  ? __lock_acquire+0x62f/0x4c20
[  675.970344] Normal free:13976kB min:37364kB low:46704kB high:56044kB active_anon:220132kB inactive_anon:524kB active_file:40kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5472kB pagetables:2504kB bounce:0kB free_pcp:1232kB local_pcp:528kB free_cma:0kB
[  675.972380]  ? __lock_acquire+0x62f/0x4c20
[  675.976423] lowmem_reserve[]: 0
[  675.978680]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  675.982894]  0
[  676.011279]  ? should_fail+0x22d/0xd01
[  676.015531]  0
[  676.018818]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  676.018837]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  676.024364]  0
[  676.026174]  ? __lock_acquire+0x62f/0x4c20
[  676.030058] Node 0 
[  676.031854]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  676.037117] DMA: 
[  676.042230]  ? __lock_acquire+0x62f/0x4c20
[  676.044015] 1*4kB 
[  676.048249]  ? should_fail+0x22d/0xd01
[  676.050469] (U) 
[  676.055611]  ? rcu_irq_exit+0x1a2/0x390
[  676.057660] 0*8kB 
[  676.061918]  ? mark_held_locks+0x130/0x130
[  676.064052] 0*16kB 
[  676.067936]  ? mark_held_locks+0x130/0x130
[  676.069894] 1*32kB (U) 
[  676.073890]  ? mark_held_locks+0xc7/0x130
[  676.076021] 2*64kB 
[  676.080257]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  676.080275]  ? zap_class+0x640/0x640
[  676.082506] (U) 
[  676.086753]  ? print_usage_bug+0xc0/0xc0
[  676.089324] 1*128kB 
[  676.093494]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  676.095715] (U) 
[  676.100743]  ? check_preemption_disabled+0x48/0x280
[  676.104442] 1*256kB 
[  676.106428]  ? __lock_is_held+0xb5/0x140
[  676.110460] (U) 0*512kB 
[  676.112805]  __alloc_pages_nodemask+0xa80/0xde0
[  676.118319] 1*1024kB (U) 
[  676.120311]  ? zap_class+0x640/0x640
[  676.125302] 1*2048kB (M) 
[  676.127647]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  676.131686] 3*4096kB 
[  676.134370]  ? find_held_lock+0x36/0x1c0
[  676.139018] (M) 
[  676.141787]  ? ____cache_alloc_node+0x1c7/0x1e0
[  676.145475] = 15908kB
[  676.145484] Node 0 
[  676.148246]  ? lock_downgrade+0x900/0x900
[  676.153236] DMA32: 5*4kB 
[  676.155667]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  676.159703] (MH) 
[  676.161687]  cache_grow_begin+0xa5/0x8c0
[  676.166330] 1*8kB (U) 
[  676.168754]  ? do_raw_spin_unlock+0xa7/0x330
[  676.170989] 3*16kB (MH) 
[  676.175241]  fallback_alloc+0x204/0x2e0
[  676.177972] 2*32kB (MH) 
[  676.183583]  ____cache_alloc_node+0x1c7/0x1e0
[  676.185613] 4*64kB 
[  676.189685]  kmem_cache_alloc_node+0xe3/0x730
[  676.192161] (MH) 
[  676.196577]  ? ipv6_get_ifaddr+0x42e/0x620
[  676.199233] 4*128kB 
[  676.203214]  __alloc_skb+0x119/0x770
[  676.205860] (M) 
[  676.210364]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  676.212588] 3*256kB 
[  676.217090]  ? netdev_alloc_frag+0x1f0/0x1f0
[  676.219130] (M) 
[  676.223366]  ? lock_downgrade+0x900/0x900
[  676.225686] 4*512kB 
[  676.229398]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  676.231349] (UM) 
[  676.236631]  ? refcount_sub_and_test_checked+0x203/0x310
[  676.238937] 3*1024kB 
[  676.243354]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  676.245314] (UM) 
[  676.249465]  ? addrconf_rs_timer+0x690/0x690
[  676.251771] 3*2048kB 
[  676.257318]  ndisc_alloc_skb+0x144/0x340
[  676.259356] (UM) 
[  676.264819]  ndisc_send_rs+0x331/0x6e0
[  676.267212] 3*4096kB 
[  676.272670]  addrconf_rs_timer+0x314/0x690
[  676.274715] (M) 
[  676.279132]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  676.281530] = 25228kB
[  676.285613]  call_timer_fn+0x272/0x920
[  676.287655] Node 0 
[  676.291559]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  676.293949] Normal: 
[  676.298191]  ? process_timeout+0x40/0x40
[  676.300166] 1142*4kB 
[  676.304414]  ? __run_timers+0x7da/0xc70
[  676.306801] (MEH) 
[  676.310698]  ? _raw_spin_unlock_irq+0x27/0x80
[  676.312913] 440*8kB (UMEH) 
[  676.317165]  ? _raw_spin_unlock_irq+0x27/0x80
[  676.319469] 198*16kB 
[  676.323551]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  676.325938] (UME) 
[  676.329918]  ? lockdep_hardirqs_on+0x296/0x5b0
[  676.332052] 53*32kB 
[  676.336559]  ? trace_hardirqs_on+0xbd/0x310
[  676.339479] (UMEH) 6*64kB 
[  676.344027]  ? kasan_check_read+0x11/0x20
[  676.346414] (UM) 
[  676.350655]  ? __run_timers+0x7da/0xc70
[  676.352787] 1*128kB 
[  676.357372]  ? trace_hardirqs_off_caller+0x310/0x310
[  676.359672] (H) 
[  676.364011]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  676.366833] 0*256kB 
[  676.370988]  __run_timers+0x7e5/0xc70
[  676.373031] 1*512kB 
[  676.377021]  ? timer_fixup_init+0x70/0x70
[  676.379319] (H) 
[  676.384428]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  676.386387] 0*1024kB 
[  676.390620]  ? zap_class+0x640/0x640
[  676.392946] 0*2048kB 
[  676.396747]  ? enqueue_hrtimer+0x1a5/0x560
[  676.399052] 0*4096kB 
[  676.403197]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  676.405155] = 13976kB
[  676.410173]  ? find_held_lock+0x36/0x1c0
[  676.412571] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  676.416280]  ? zap_class+0x640/0x640
[  676.418687] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  676.422921]  ? pvclock_read_flags+0x160/0x160
[  676.425316] 4258 total pagecache pages
[  676.430506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  676.432920] 0 pages in swap cache
[  676.436974]  ? check_preemption_disabled+0x48/0x280
[  676.445799] Swap cache stats: add 0, delete 0, find 0/0
[  676.445811] Free swap  = 0kB
[  676.449558]  ? __lock_is_held+0xb5/0x140
[  676.458104] Total swap = 0kB
[  676.458115] 1965979 pages RAM
[  676.462633]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  676.466504] 0 pages HighMem/MovableOnly
[  676.472075]  ? check_preemption_disabled+0x48/0x280
[  676.475507] 342867 pages reserved
[  676.475528] 0 pages cma reserved
[  676.480575]  run_timer_softirq+0x52/0xb0
[  676.485984] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  676.488951]  ? rcu_read_lock_sched_held+0x14f/0x180
[  676.488970]  __do_softirq+0x308/0xb7e
[  676.488989]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  676.493110] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  676.496061]  ? lock_downgrade+0x900/0x900
[  676.496081]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  676.499185] syz-fuzzer cpuset=
[  676.504742]  ? pvclock_read_flags+0x160/0x160
[  676.508702] /
[  676.513737]  ? lapic_next_event+0x5a/0x90
[  676.517176]  mems_allowed=0
[  676.580369]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  676.585935]  ? kvm_clock_read+0x18/0x30
[  676.589933]  ? kvm_sched_clock_read+0x9/0x20
[  676.594369]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  676.599932]  ? check_preemption_disabled+0x48/0x280
[  676.604985]  irq_exit+0x17f/0x1c0
[  676.608467]  smp_apic_timer_interrupt+0x1cb/0x760
[  676.613329]  ? smp_reschedule_interrupt+0x109/0x650
[  676.618365]  ? smp_call_function_single_interrupt+0x650/0x650
[  676.624287]  ? interrupt_entry+0xb5/0xc0
[  676.628366]  ? trace_hardirqs_off_caller+0xbb/0x310
[  676.633396]  ? trace_hardirqs_off_caller+0xbb/0x310
[  676.638432]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  676.643300]  ? trace_hardirqs_on_caller+0x310/0x310
[  676.648332]  ? trace_hardirqs_on_caller+0x310/0x310
[  676.653365]  ? task_prio+0x50/0x50
[  676.656929]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  676.662483]  ? check_preemption_disabled+0x48/0x280
[  676.667552]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  676.672426]  apic_timer_interrupt+0xf/0x20
[  676.676669]  </IRQ>
[  676.678923] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  676.684825] Code: 41 7e 0f 85 32 ff ff ff e8 f3 c4 3f ff e9 28 ff ff ff e8 4a 8f c3 ff 48 83 3d a2 3d 91 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a 90
[  676.703743] RSP: 0000:ffff8801baff74a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  676.711629] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  676.718919] RDX: 0000000000000000 RSI: ffff8801c427ccc0 RDI: 0000000000000286
[  676.726207] RBP: ffff8801baff7518 R08: ffff8801c427c440 R09: 0000000000000000
[  676.733507] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  676.740815] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  676.748142]  ? save_stack+0xa9/0xd0
[  676.751810]  __kmalloc_node_track_caller+0x33/0x70
[  676.756770]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  676.761575]  pskb_expand_head+0x230/0x10f0
[  676.765848]  ? memcpy+0x45/0x50
[  676.769161]  ? __copy_skb_header+0x350/0x6b0
[  676.773599]  ? skb_release_data+0x880/0x880
[  676.777942]  ? __alloc_skb+0x770/0x770
[  676.781897]  ? __lock_is_held+0xb5/0x140
[  676.785988]  ? kasan_check_write+0x14/0x20
[  676.790239]  ? __skb_clone+0x6c7/0xa00
[  676.794150]  ? __copy_skb_header+0x6b0/0x6b0
[  676.798585]  ? kmem_cache_alloc+0x33a/0x730
[  676.802940]  skb_ensure_writable+0x3dd/0x640
[  676.807381]  ? skb_checksum_setup+0xaa0/0xaa0
[  676.811895]  ? check_preemption_disabled+0x48/0x280
[  676.816939]  ? __this_cpu_preempt_check+0x1c/0x20
[  676.821808]  ? __bpf_redirect+0x54b/0xb20
[  676.825980]  ? __switch_to_asm+0x34/0x70
[  676.830075]  bpf_clone_redirect+0x14a/0x490
[  676.834432]  bpf_prog_79bab0a1566dd526+0xb99/0x1000
[  676.839473]  ? __sched_text_start+0x8/0x8
[  676.843651]  ? retint_kernel+0x2d/0x2d
[  676.847583]  ? find_held_lock+0x36/0x1c0
[  676.851667]  ? lock_acquire+0x1ed/0x520
[  676.855660]  ? bpf_test_run+0x3cb/0x780
[  676.859653]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  676.865215]  ? check_preemption_disabled+0x48/0x280
[  676.870264]  ? kasan_check_read+0x11/0x20
[  676.874441]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  676.879755]  ? rcu_softirq_qs+0x20/0x20
[  676.883753]  ? preempt_schedule+0x4d/0x60
[  676.887923]  ? ___preempt_schedule+0x16/0x18
[  676.892360]  ? bpf_test_run+0x25d/0x780
[  676.896361]  ? netlink_diag_dump+0x2a0/0x2a0
[  676.900813]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  676.906369]  ? bpf_test_init.isra.10+0x70/0x100
[  676.911068]  ? bpf_prog_test_run_skb+0x73c/0xcb0
[  676.915860]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  676.920719]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  676.926280]  ? fput+0x130/0x1a0
[  676.929597]  ? __bpf_prog_get+0x9b/0x290
[  676.933676]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  676.938536]  ? bpf_prog_test_run+0x130/0x1a0
[  676.942967]  ? __x64_sys_bpf+0x3d8/0x520
[  676.947039]  ? bpf_prog_get+0x20/0x20
[  676.950875]  ? do_syscall_64+0x1b9/0x820
[  676.954950]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  676.960329]  ? syscall_return_slowpath+0x5e0/0x5e0
[  676.965275]  ? trace_hardirqs_on_caller+0x310/0x310
[  676.970316]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  676.975342]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  676.982022]  ? __switch_to_asm+0x40/0x70
[  676.986094]  ? __switch_to_asm+0x34/0x70
[  676.990169]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  676.995033]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  677.000432] CPU: 1 PID: 5442 Comm: syz-fuzzer Not tainted 4.19.0+ #135
[  677.000502] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  677.007116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  677.007122] Call Trace:
[  677.007128]  <IRQ>
[  677.007150]  dump_stack+0x244/0x39d
[  677.007168]  ? dump_stack_print_info.cold.1+0x20/0x20
[  677.007198]  warn_alloc.cold.117+0xb7/0x1bd
[  677.014166] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  677.023315]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  677.025893] syz-executor4 cpuset=
[  677.028201]  ? lock_downgrade+0x900/0x900
[  677.031813] syz4
[  677.037025]  ? trace_hardirqs_off+0xb8/0x310
[  677.041333]  mems_allowed=0
[  677.051845]  ? trace_hardirqs_off+0xb8/0x310
[  677.078123]  __alloc_pages_slowpath+0x2660/0x2d70
[  677.083016]  ? warn_alloc+0x120/0x120
[  677.086843]  ? warn_alloc+0x120/0x120
[  677.091075]  ? print_usage_bug+0xc0/0xc0
[  677.095302]  ? warn_alloc+0x120/0x120
[  677.099122]  ? print_usage_bug+0xc0/0xc0
[  677.103201]  ? __lock_acquire+0x62f/0x4c20
[  677.107755]  ? __lock_acquire+0x62f/0x4c20
[  677.112157]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  677.118352]  ? should_fail+0x22d/0xd01
[  677.122643]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  677.127843]  ? __lock_acquire+0x62f/0x4c20
[  677.132409]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  677.137916]  ? __lock_acquire+0x62f/0x4c20
[  677.142157]  ? should_fail+0x22d/0xd01
[  677.146058]  ? find_held_lock+0x36/0x1c0
[  677.150135]  ? mark_held_locks+0x130/0x130
[  677.154384]  ? mark_held_locks+0x130/0x130
[  677.158623]  ? zap_class+0x640/0x640
[  677.162344]  ? zap_class+0x640/0x640
[  677.166073]  ? print_usage_bug+0xc0/0xc0
[  677.170143]  ? do_raw_spin_unlock+0xa7/0x330
[  677.174571]  ? zap_class+0x640/0x640
[  677.178292]  ? print_usage_bug+0xc0/0xc0
[  677.182358]  ? wq_watchdog_touch+0x9c/0xfe
[  677.186615]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  677.192160]  ? check_preemption_disabled+0x48/0x280
[  677.197201]  ? __lock_is_held+0xb5/0x140
[  677.201279]  __alloc_pages_nodemask+0xa80/0xde0
[  677.205955]  ? zap_class+0x640/0x640
[  677.209680]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  677.214718]  ? find_held_lock+0x36/0x1c0
[  677.218796]  ? ____cache_alloc_node+0x1c7/0x1e0
[  677.223478]  ? lock_downgrade+0x900/0x900
[  677.227642]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  677.233205]  cache_grow_begin+0xa5/0x8c0
[  677.237277]  ? do_raw_spin_unlock+0xa7/0x330
[  677.241700]  fallback_alloc+0x204/0x2e0
[  677.245694]  ____cache_alloc_node+0x1c7/0x1e0
[  677.250206]  kmem_cache_alloc_node+0xe3/0x730
[  677.254719]  ? ipv6_get_ifaddr+0x42e/0x620
[  677.258974]  __alloc_skb+0x119/0x770
[  677.262701]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  677.267990]  ? netdev_alloc_frag+0x1f0/0x1f0
[  677.272431]  ? lock_downgrade+0x900/0x900
[  677.276599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  677.282150]  ? refcount_sub_and_test_checked+0x203/0x310
[  677.287619]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  677.293090]  ? addrconf_rs_timer+0x690/0x690
[  677.297542]  ndisc_alloc_skb+0x144/0x340
[  677.301619]  ndisc_send_rs+0x331/0x6e0
[  677.305531]  addrconf_rs_timer+0x314/0x690
[  677.309787]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  677.314065]  call_timer_fn+0x272/0x920
[  677.317970]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  677.322225]  ? process_timeout+0x40/0x40
[  677.326315]  ? mark_held_locks+0xc7/0x130
[  677.330483]  ? _raw_spin_unlock_irq+0x27/0x80
[  677.335082]  ? _raw_spin_unlock_irq+0x27/0x80
[  677.339598]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  677.343844]  ? lockdep_hardirqs_on+0x296/0x5b0
[  677.348443]  ? trace_hardirqs_on+0xbd/0x310
[  677.352771]  ? kasan_check_read+0x11/0x20
[  677.356931]  ? __run_timers+0x7da/0xc70
[  677.360913]  ? trace_hardirqs_off_caller+0x310/0x310
[  677.366029]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  677.370286]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  677.374542]  __run_timers+0x7e5/0xc70
[  677.378366]  ? timer_fixup_init+0x70/0x70
[  677.382533]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  677.387579]  ? zap_class+0x640/0x640
[  677.391306]  ? print_usage_bug+0xc0/0xc0
[  677.395376]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  677.400585]  ? find_held_lock+0x36/0x1c0
[  677.404659]  ? zap_class+0x640/0x640
[  677.408400]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  677.413948]  ? check_preemption_disabled+0x48/0x280
[  677.418983]  ? __lock_is_held+0xb5/0x140
[  677.423063]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  677.428622]  ? check_preemption_disabled+0x48/0x280
[  677.433664]  run_timer_softirq+0x52/0xb0
[  677.437739]  ? rcu_read_lock_sched_held+0x14f/0x180
[  677.442764]  __do_softirq+0x308/0xb7e
[  677.446590]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  677.451097]  ? lock_downgrade+0x900/0x900
[  677.455260]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  677.460400]  ? pvclock_read_flags+0x160/0x160
[  677.464910]  ? lapic_next_event+0x5a/0x90
[  677.469076]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  677.474635]  ? kvm_clock_read+0x18/0x30
[  677.478620]  ? kvm_sched_clock_read+0x9/0x20
[  677.483038]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  677.488593]  ? check_preemption_disabled+0x48/0x280
[  677.493636]  irq_exit+0x17f/0x1c0
[  677.497099]  smp_apic_timer_interrupt+0x1cb/0x760
[  677.501944]  ? smp_reschedule_interrupt+0x109/0x650
[  677.506969]  ? smp_call_function_single_interrupt+0x650/0x650
[  677.512870]  ? interrupt_entry+0xb5/0xc0
[  677.516948]  ? trace_hardirqs_off_caller+0xbb/0x310
[  677.521978]  ? trace_hardirqs_off_caller+0xbb/0x310
[  677.527015]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  677.531873]  ? trace_hardirqs_on_caller+0x310/0x310
[  677.536898]  ? trace_hardirqs_on_caller+0x310/0x310
[  677.541923]  ? task_prio+0x50/0x50
[  677.545473]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  677.551023]  ? check_preemption_disabled+0x48/0x280
[  677.556071]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  677.560938]  apic_timer_interrupt+0xf/0x20
[  677.565180]  </IRQ>
[  677.567434] RIP: 0010:console_unlock+0xffa/0x1160
[  677.572288] Code: 70 f4 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 3a 48 83 3d 56 dc ed 07 00 74 29 e8 af 09 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 cf f8 ff ff e8 67 e2 5c 00 e9 86 f1 ff ff e8 8d
[  677.591207] RSP: 0000:ffff8801d8bade78 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  677.598934] RAX: ffff8801d8650380 RBX: 0000000000000200 RCX: 1ffff1003b0ca193
[  677.606653] RDX: 0000000000000000 RSI: ffffffff81641821 RDI: 0000000000000293
[  677.613936] RBP: ffff8801d8badfe8 R08: ffff8801d8650c98 R09: 0000000000000006
[  677.621217] R10: 0000000000000000 R11: ffff8801d8650380 R12: dffffc0000000000
[  677.628505] R13: ffffffff848a96d0 R14: dffffc0000000000 R15: ffffffff89b46bf0
[  677.635817]  ? netconsole_netdev_event+0x280/0x280
[  677.640772]  ? console_unlock+0xff1/0x1160
[  677.645053]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  677.649736]  ? vprintk_emit+0x7f7/0x930
[  677.653740]  ? lock_release+0xa00/0xa00
[  677.657725]  ? trace_hardirqs_off_caller+0x300/0x310
[  677.662875]  ? vprintk_default+0x28/0x30
[  677.666952]  ? trace_hardirqs_off_caller+0x310/0x310
[  677.672078]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  677.677650]  vprintk_emit+0x33d/0x930
[  677.681468]  ? wake_up_klogd+0x180/0x180
[  677.685560]  ? find_held_lock+0x31/0x1c0
[  677.689650]  ? mark_held_locks+0xc7/0x130
[  677.693813]  ? _raw_spin_unlock_irq+0x27/0x80
[  677.698321]  ? _raw_spin_unlock_irq+0x27/0x80
[  677.702833]  vprintk_default+0x28/0x30
[  677.706735]  vprintk_func+0x7e/0x181
[  677.710458]  printk+0xa7/0xcf
[  677.713572]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  677.718346]  ? _raw_spin_unlock_irq+0x60/0x80
[  677.722874]  dump_unreclaimable_slab.cold.22+0xd8/0xe5
[  677.728175]  dump_header+0x7cc/0xf72
[  677.731912]  ? pagefault_out_of_memory+0x197/0x197
[  677.736864]  ? zap_class+0x640/0x640
[  677.740610]  ? percpu_ref_get_many+0x240/0x240
[  677.745209]  ? print_usage_bug+0xc0/0xc0
[  677.749283]  ? print_usage_bug+0xc0/0xc0
[  677.753363]  ? zap_class+0x640/0x640
[  677.757094]  ? print_usage_bug+0xc0/0xc0
[  677.761190]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  677.766748]  ? find_held_lock+0x36/0x1c0
[  677.770837]  ? mark_held_locks+0xc7/0x130
[  677.775003]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  677.780123]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  677.785244]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  677.789841]  ? trace_hardirqs_on+0xbd/0x310
[  677.794176]  ? kasan_check_read+0x11/0x20
[  677.798336]  ? ___ratelimit+0x3b4/0x672
[  677.802326]  ? trace_hardirqs_off_caller+0x310/0x310
[  677.807447]  ? trace_hardirqs_on+0x310/0x310
[  677.811874]  ? lock_downgrade+0x900/0x900
[  677.816052]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  677.821192]  ? ___ratelimit+0x3b9/0x672
[  677.825186]  ? idr_get_free+0xec0/0xec0
[  677.829180]  ? find_held_lock+0x36/0x1c0
[  677.833289]  oom_kill_process.cold.27+0x10/0x903
[  677.838079]  ? zap_class+0x640/0x640
[  677.841812]  ? check_preemption_disabled+0x48/0x280
[  677.846857]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  677.851809]  ? kasan_check_read+0x11/0x20
[  677.855977]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  677.861279]  ? oom_evaluate_task+0x540/0x540
[  677.865707]  ? find_held_lock+0x36/0x1c0
[  677.869794]  ? out_of_memory+0x974/0x1430
[  677.873959]  ? lock_downgrade+0x900/0x900
[  677.878117]  ? check_preemption_disabled+0x48/0x280
[  677.883167]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  677.888118]  ? kasan_check_read+0x11/0x20
[  677.892298]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  677.897616]  ? rcu_softirq_qs+0x20/0x20
[  677.901617]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  677.907183]  ? oom_evaluate_task+0x302/0x540
[  677.911621]  out_of_memory+0xa84/0x1430
[  677.915646]  ? oom_killer_disable+0x3a0/0x3a0
[  677.920164]  ? __alloc_pages_slowpath+0xea7/0x2d70
[  677.925119]  ? __mutex_add_waiter+0x2a0/0x2a0
[  677.929664]  __alloc_pages_slowpath+0x22d4/0x2d70
[  677.934575]  ? warn_alloc+0x120/0x120
[  677.938407]  ? rcu_softirq_qs+0x20/0x20
[  677.942441]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  677.948002]  ? should_fail+0x22d/0xd01
[  677.951916]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  677.957051]  ? zap_class+0x640/0x640
[  677.960822]  ? __lock_is_held+0xb5/0x140
[  677.964918]  ? mark_held_locks+0x130/0x130
[  677.969178]  ? lock_release+0xa00/0xa00
[  677.973168]  ? perf_trace_sched_process_exec+0x860/0x860
[  677.978654]  ? __might_sleep+0x95/0x190
[  677.982657]  __alloc_pages_nodemask+0xa80/0xde0
[  677.987354]  ? __alloc_pages_slowpath+0x2d70/0x2d70
[  677.992395]  ? __page_cache_alloc+0x191/0x5c0
[  677.996907]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  678.001850]  ? kasan_check_read+0x11/0x20
[  678.006012]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  678.011313]  ? zap_class+0x640/0x640
[  678.015056]  ? zap_class+0x640/0x640
[  678.018786]  ? zap_class+0x640/0x640
[  678.022525]  ? __do_page_cache_readahead+0x7ce/0x980
[  678.027666]  ? find_held_lock+0x36/0x1c0
[  678.031755]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  678.037312]  alloc_pages_current+0x173/0x350
[  678.041741]  __page_cache_alloc+0x38c/0x5c0
[  678.046084]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  678.051029]  ? kasan_check_read+0x11/0x20
[  678.055201]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  678.060496]  ? generic_perform_write+0x6a0/0x6a0
[  678.065296]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  678.070866]  ? check_preemption_disabled+0x48/0x280
[  678.075912]  filemap_fault+0x1594/0x25f0
[  678.080009]  ? __lock_page_or_retry+0xa00/0xa00
[  678.084702]  ? mark_held_locks+0x130/0x130
[  678.088949]  ? rcu_softirq_qs+0x20/0x20
[  678.092956]  ? filemap_map_pages+0xe04/0x1990
[  678.097489]  ? __free_object+0x173/0x340
[  678.101596]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  678.106555]  ? trace_hardirqs_off_caller+0x310/0x310
[  678.111687]  ? hrtimer_try_to_cancel+0xb8/0x6f0
[  678.116388]  ? debug_object_free+0x32d/0x690
[  678.120808]  ? kasan_check_read+0x11/0x20
[  678.124974]  ? debug_object_destroy+0x2b0/0x2b0
[  678.129668]  ? lock_pi_update_atomic+0x150/0x150
[  678.134431]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  678.139977]  ? __hrtimer_init+0xdb/0x240
[  678.144066]  ? lock_acquire+0x1ed/0x520
[  678.148055]  ? ext4_filemap_fault+0x7a/0xad
[  678.152391]  ? lock_release+0xa00/0xa00
[  678.156372]  ? perf_trace_sched_process_exec+0x860/0x860
[  678.161831]  ? print_usage_bug+0xc0/0xc0
[  678.165902]  ? print_usage_bug+0xc0/0xc0
[  678.169989]  ? down_read+0x8d/0x120
[  678.173618]  ? ext4_filemap_fault+0x7a/0xad
[  678.177948]  ? __down_interruptible+0x700/0x700
[  678.182632]  ext4_filemap_fault+0x82/0xad
[  678.186787]  __do_fault+0x100/0x6b0
[  678.190430]  ? pmd_devmap_trans_unstable+0x220/0x220
[  678.195550]  ? mark_held_locks+0x130/0x130
[  678.199792]  ? mark_held_locks+0x130/0x130
[  678.204033]  ? debug_smp_processor_id+0x1c/0x20
[  678.208717]  ? perf_trace_lock+0x14d/0x7a0
[  678.212963]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  678.218513]  __handle_mm_fault+0x307c/0x5920
[  678.222938]  ? perf_trace_lock+0x7a0/0x7a0
[  678.227189]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  678.232038]  ? lock_is_held_type+0x210/0x210
[  678.236461]  ? ksys_dup3+0x680/0x680
[  678.240186]  ? __switch_to_asm+0x34/0x70
[  678.244263]  ? zap_class+0x640/0x640
[  678.247977]  ? zap_class+0x640/0x640
[  678.251696]  ? __x64_sys_futex+0x53e/0x6a0
[  678.255939]  ? find_held_lock+0x36/0x1c0
[  678.260020]  ? handle_mm_fault+0x42a/0xc70
[  678.264278]  ? lock_downgrade+0x900/0x900
[  678.268438]  ? check_preemption_disabled+0x48/0x280
[  678.273483]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  678.278441]  ? kasan_check_read+0x11/0x20
[  678.282610]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  678.287909]  ? rcu_softirq_qs+0x20/0x20
[  678.291892]  ? trace_hardirqs_off_caller+0x310/0x310
[  678.297007]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  678.302583]  ? check_preemption_disabled+0x48/0x280
[  678.307620]  handle_mm_fault+0x54f/0xc70
[  678.311696]  ? __handle_mm_fault+0x5920/0x5920
[  678.316291]  ? find_vma+0x34/0x190
[  678.319843]  __do_page_fault+0x5e8/0xe60
[  678.323908]  ? trace_hardirqs_off+0xb8/0x310
[  678.328341]  do_page_fault+0xf2/0x7e0
[  678.332160]  ? vmalloc_sync_all+0x30/0x30
[  678.336331]  ? error_entry+0x70/0xd0
[  678.340074]  ? trace_hardirqs_off_caller+0xbb/0x310
[  678.345107]  ? trace_hardirqs_on_caller+0xc0/0x310
[  678.350072]  ? syscall_return_slowpath+0x5e0/0x5e0
[  678.355014]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  678.359884]  ? trace_hardirqs_on_caller+0x310/0x310
[  678.364941]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  678.370434]  ? prepare_exit_to_usermode+0x291/0x3b0
[  678.375474]  ? page_fault+0x8/0x30
[  678.379032]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  678.383899]  ? page_fault+0x8/0x30
[  678.387457]  page_fault+0x1e/0x30
[  678.390920] RIP: 0033:0x40f9c0
[  678.394129] Code: Bad RIP value.
[  678.397496] RSP: 002b:000000c4200246f8 EFLAGS: 00010216