x640/0x640
[ 1055.839030]  ? zap_class+0x640/0x640
[ 1055.842749]  ? print_usage_bug+0xc0/0xc0
[ 1055.846806]  ? do_raw_spin_unlock+0xa7/0x330
[ 1055.851213]  ? zap_class+0x640/0x640
[ 1055.854951]  ? print_usage_bug+0xc0/0xc0
[ 1055.859013]  ? wq_watchdog_touch+0x9c/0xfe
[ 1055.863247]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1055.868783]  ? check_preemption_disabled+0x48/0x280
[ 1055.873811]  ? __lock_is_held+0xb5/0x140
[ 1055.877881]  __alloc_pages_nodemask+0xad8/0xea0
[ 1055.882553]  ? zap_class+0x640/0x640
[ 1055.886272]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1055.891299]  ? find_held_lock+0x36/0x1c0
[ 1055.895372]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1055.900044]  ? lock_downgrade+0x900/0x900
[ 1055.904197]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1055.909738]  cache_grow_begin+0xa5/0x8c0
[ 1055.913799]  ? do_raw_spin_unlock+0xa7/0x330
[ 1055.918217]  fallback_alloc+0x204/0x2e0
[ 1055.922198]  ____cache_alloc_node+0x1c7/0x1e0
[ 1055.926698]  kmem_cache_alloc_node+0xe3/0x730
[ 1055.931196]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1055.935452]  __alloc_skb+0x119/0x770
[ 1055.939166]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1055.944480]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1055.948892]  ? lock_downgrade+0x900/0x900
[ 1055.953108]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1055.958649]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1055.964106]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1055.969554]  ? addrconf_rs_timer+0x690/0x690
[ 1055.973979]  ndisc_alloc_skb+0x144/0x340
[ 1055.978046]  ndisc_send_rs+0x331/0x6e0
[ 1055.981996]  addrconf_rs_timer+0x314/0x690
[ 1055.986265]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1055.990514]  call_timer_fn+0x272/0x920
[ 1055.994444]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1055.998691]  ? process_timeout+0x40/0x40
[ 1056.002760]  ? __run_timers+0x7da/0xc70
[ 1056.006734]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1056.011244]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1056.015755]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1056.020004]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1056.024648]  ? trace_hardirqs_on+0xbd/0x310
[ 1056.028969]  ? kasan_check_read+0x11/0x20
[ 1056.033112]  ? __run_timers+0x7da/0xc70
[ 1056.037085]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1056.042203]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1056.046453]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1056.050686]  __run_timers+0x7e5/0xc70
[ 1056.054498]  ? timer_fixup_init+0x70/0x70
[ 1056.058646]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1056.063661]  ? zap_class+0x640/0x640
[ 1056.067383]  ? enqueue_hrtimer+0x1a5/0x560
[ 1056.071630]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1056.076831]  ? find_held_lock+0x36/0x1c0
[ 1056.080896]  ? zap_class+0x640/0x640
[ 1056.084617]  ? pvclock_read_flags+0x160/0x160
[ 1056.089116]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1056.094653]  ? check_preemption_disabled+0x48/0x280
[ 1056.099682]  ? __lock_is_held+0xb5/0x140
[ 1056.103747]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1056.109283]  ? check_preemption_disabled+0x48/0x280
[ 1056.114304]  run_timer_softirq+0x52/0xb0
[ 1056.118364]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1056.123381]  __do_softirq+0x308/0xb7e
[ 1056.127189]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1056.131687]  ? lock_downgrade+0x900/0x900
[ 1056.135836]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1056.140950]  ? pvclock_read_flags+0x160/0x160
[ 1056.145457]  ? lapic_next_event+0x5a/0x90
[ 1056.149637]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1056.155194]  ? kvm_clock_read+0x18/0x30
[ 1056.159185]  ? kvm_sched_clock_read+0x9/0x20
[ 1056.163599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1056.169139]  ? check_preemption_disabled+0x48/0x280
[ 1056.174165]  irq_exit+0x17f/0x1c0
[ 1056.177621]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1056.182469]  ? smp_reschedule_interrupt+0x109/0x650
[ 1056.187486]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1056.193369]  ? interrupt_entry+0xb5/0xc0
[ 1056.197437]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1056.202469]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1056.207491]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1056.212334]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1056.217348]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1056.222364]  ? task_prio+0x50/0x50
[ 1056.225908]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1056.231452]  ? check_preemption_disabled+0x48/0x280
[ 1056.236494]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1056.241342]  apic_timer_interrupt+0xf/0x20
[ 1056.245583]  </IRQ>
[ 1056.247860] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1056.252790] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1056.271685] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1056.279391] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1056.286677] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1056.293958] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1056.301227] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1056.308497] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1056.315802]  skb_clone+0x1bb/0x500
[ 1056.319352]  ? finish_task_switch+0x2f4/0x910
[ 1056.323849]  ? skb_split+0x11e0/0x11e0
[ 1056.327742]  ? preempt_notifier_register+0x200/0x200
[ 1056.332847]  ? __switch_to_asm+0x34/0x70
[ 1056.336973]  ? __switch_to_asm+0x34/0x70
[ 1056.341031]  ? __switch_to_asm+0x40/0x70
[ 1056.345093]  ? __switch_to_asm+0x34/0x70
[ 1056.349149]  ? __switch_to_asm+0x40/0x70
[ 1056.353204]  ? __switch_to_asm+0x34/0x70
[ 1056.357262]  ? __switch_to_asm+0x40/0x70
[ 1056.361318]  ? __switch_to_asm+0x34/0x70
[ 1056.365377]  ? __switch_to_asm+0x34/0x70
[ 1056.369448]  ? __switch_to_asm+0x40/0x70
[ 1056.373506]  ? __switch_to_asm+0x34/0x70
[ 1056.377586]  bpf_clone_redirect+0xb9/0x490
[ 1056.381849]  ? __schedule+0x8d7/0x21d0
[ 1056.385743]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1056.390761]  ? __sched_text_start+0x8/0x8
[ 1056.394910]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1056.399696]  ? find_held_lock+0x36/0x1c0
[ 1056.403763]  ? lock_acquire+0x1ed/0x520
[ 1056.407740]  ? bpf_test_run+0x3cb/0x780
[ 1056.411716]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1056.417259]  ? check_preemption_disabled+0x48/0x280
[ 1056.422286]  ? kasan_check_read+0x11/0x20
[ 1056.426441]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1056.431735]  ? rcu_softirq_qs+0x20/0x20
[ 1056.435724]  ? preempt_schedule+0x4d/0x60
[ 1056.439871]  ? ___preempt_schedule+0x16/0x18
[ 1056.444305]  ? bpf_test_run+0x25d/0x780
[ 1056.448296]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1056.452708]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1056.458271]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1056.463055]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1056.467923]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1056.473468]  ? fput+0x130/0x1a0
[ 1056.476750]  ? __bpf_prog_get+0x9b/0x290
[ 1056.480813]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1056.485659]  ? bpf_prog_test_run+0x130/0x1a0
[ 1056.490074]  ? __x64_sys_bpf+0x3d8/0x520
[ 1056.494137]  ? bpf_prog_get+0x20/0x20
[ 1056.497966]  ? do_syscall_64+0x1b9/0x820
[ 1056.502026]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1056.507394]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1056.512330]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1056.517172]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1056.522193]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1056.527213]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1056.532235]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1056.537085]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1056.542467] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1056.542536] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1056.549475] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1056.549480] Call Trace:
[ 1056.549486]  <IRQ>
[ 1056.549503]  dump_stack+0x244/0x39d
[ 1056.549525]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1056.556081] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1056.565353]  warn_alloc.cold.116+0xb7/0x1bd
[ 1056.567908] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1056.570053]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1056.603526]  ? lock_downgrade+0x900/0x900
[ 1056.607689]  ? trace_hardirqs_off+0xb8/0x310
[ 1056.612103]  ? trace_hardirqs_off+0xb8/0x310
[ 1056.616519]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1056.621387]  ? warn_alloc+0x120/0x120
[ 1056.625200]  ? print_usage_bug+0xc0/0xc0
[ 1056.629262]  ? warn_alloc+0x120/0x120
[ 1056.633065]  ? warn_alloc+0x120/0x120
[ 1056.636884]  ? print_usage_bug+0xc0/0xc0
[ 1056.640949]  ? kvm_clock_read+0x18/0x30
[ 1056.644930]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1056.649951]  ? print_usage_bug+0xc0/0xc0
[ 1056.654016]  ? __lock_acquire+0x62f/0x4c20
[ 1056.658256]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1056.663796]  ? should_fail+0x22d/0xd01
[ 1056.667681]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1056.672965]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1056.678073]  ? __lock_acquire+0x62f/0x4c20
[ 1056.682313]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1056.687425]  ? __lock_acquire+0x62f/0x4c20
[ 1056.691665]  ? should_fail+0x22d/0xd01
[ 1056.695549]  ? rcu_irq_exit+0x1a2/0x390
[ 1056.699535]  ? mark_held_locks+0x130/0x130
[ 1056.703778]  ? mark_held_locks+0x130/0x130
[ 1056.708021]  ? mark_held_locks+0xc7/0x130
[ 1056.712167]  ? smp_apic_timer_interrupt+0x1cb/0x760
[ 1056.717184]  ? zap_class+0x640/0x640
[ 1056.720897]  ? print_usage_bug+0xc0/0xc0
[ 1056.724962]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1056.730962]  ? check_preemption_disabled+0x48/0x280
[ 1056.735996]  ? __lock_is_held+0xb5/0x140
[ 1056.740062]  __alloc_pages_nodemask+0xad8/0xea0
[ 1056.744732]  ? zap_class+0x640/0x640
[ 1056.748459]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1056.753488]  ? find_held_lock+0x36/0x1c0
[ 1056.757561]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1056.762231]  ? lock_downgrade+0x900/0x900
[ 1056.766386]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1056.771939]  cache_grow_begin+0xa5/0x8c0
[ 1056.776014]  ? do_raw_spin_unlock+0xa7/0x330
[ 1056.780444]  fallback_alloc+0x204/0x2e0
[ 1056.784439]  ____cache_alloc_node+0x1c7/0x1e0
[ 1056.788942]  kmem_cache_alloc_node+0xe3/0x730
[ 1056.793451]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1056.797699]  __alloc_skb+0x119/0x770
[ 1056.801438]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1056.806721]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1056.811313]  ? lock_downgrade+0x900/0x900
[ 1056.815477]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1056.821016]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1056.826504]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1056.831964]  ? addrconf_rs_timer+0x690/0x690
[ 1056.836395]  ndisc_alloc_skb+0x144/0x340
[ 1056.840488]  ndisc_send_rs+0x331/0x6e0
[ 1056.844379]  addrconf_rs_timer+0x314/0x690
[ 1056.848629]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1056.852873]  call_timer_fn+0x272/0x920
[ 1056.856774]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1056.861130]  ? process_timeout+0x40/0x40
[ 1056.865201]  ? mark_held_locks+0xc7/0x130
[ 1056.869349]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1056.873843]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1056.878338]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1056.882574]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1056.887158]  ? trace_hardirqs_on+0xbd/0x310
[ 1056.891478]  ? kasan_check_read+0x11/0x20
[ 1056.895627]  ? __run_timers+0x7da/0xc70
[ 1056.899605]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1056.904709]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1056.908977]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1056.913207]  __run_timers+0x7e5/0xc70
[ 1056.917049]  ? timer_fixup_init+0x70/0x70
[ 1056.921195]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1056.926210]  ? zap_class+0x640/0x640
[ 1056.929943]  ? print_usage_bug+0xc0/0xc0
[ 1056.934005]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1056.939202]  ? find_held_lock+0x36/0x1c0
[ 1056.943267]  ? zap_class+0x640/0x640
[ 1056.946987]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1056.952524]  ? check_preemption_disabled+0x48/0x280
[ 1056.957561]  ? __lock_is_held+0xb5/0x140
[ 1056.961625]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1056.967161]  ? check_preemption_disabled+0x48/0x280
[ 1056.972180]  run_timer_softirq+0x52/0xb0
[ 1056.976239]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1056.981256]  __do_softirq+0x308/0xb7e
[ 1056.985065]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1056.989558]  ? lock_downgrade+0x900/0x900
[ 1056.993709]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1056.998849]  ? pvclock_read_flags+0x160/0x160
[ 1057.003347]  ? lapic_next_event+0x5a/0x90
[ 1057.007495]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1057.013040]  ? kvm_clock_read+0x18/0x30
[ 1057.017014]  ? kvm_sched_clock_read+0x9/0x20
[ 1057.021439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1057.026983]  ? check_preemption_disabled+0x48/0x280
[ 1057.032006]  irq_exit+0x17f/0x1c0
[ 1057.035485]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1057.040324]  ? smp_reschedule_interrupt+0x109/0x650
[ 1057.045339]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1057.051240]  ? interrupt_entry+0xb5/0xc0
[ 1057.055314]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1057.060331]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1057.065351]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1057.070195]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1057.075209]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1057.080227]  ? task_prio+0x50/0x50
[ 1057.083769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1057.089309]  ? check_preemption_disabled+0x48/0x280
[ 1057.094332]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1057.099183]  apic_timer_interrupt+0xf/0x20
[ 1057.103417]  </IRQ>
[ 1057.105663] RIP: 0010:console_unlock+0x102f/0x1190
[ 1057.110593] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1057.129493] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1057.137198] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1057.144463] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1057.151728] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1057.158997] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1057.166262] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1057.173538]  ? netconsole_netdev_event+0x280/0x280
[ 1057.178472]  ? console_unlock+0x1026/0x1190
[ 1057.182814]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1057.187484]  ? vprintk_emit+0x846/0x990
[ 1057.191479]  ? lock_release+0xa00/0xa00
[ 1057.195456]  ? trace_hardirqs_on+0x30/0x310
[ 1057.199776]  ? vprintk_default+0x28/0x30
[ 1057.203841]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1057.208947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1057.214490]  vprintk_emit+0x391/0x990
[ 1057.218297]  ? wake_up_klogd+0x180/0x180
[ 1057.222378]  ? find_held_lock+0x31/0x1c0
[ 1057.226463]  ? mark_held_locks+0xc7/0x130
[ 1057.230629]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1057.235139]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1057.239655]  vprintk_default+0x28/0x30
[ 1057.243544]  vprintk_func+0x7e/0x181
[ 1057.247258]  printk+0xa7/0xcf
[ 1057.250362]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1057.255118]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1057.259629]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1057.264913]  dump_header+0x7cc/0xf72
[ 1057.268667]  ? pagefault_out_of_memory+0x197/0x197
[ 1057.273632]  ? __lock_acquire+0x62f/0x4c20
[ 1057.277870]  ? percpu_ref_get_many+0x240/0x240
[ 1057.282479]  ? print_usage_bug+0xc0/0xc0
[ 1057.286549]  ? zap_class+0x640/0x640
[ 1057.290280]  ? print_usage_bug+0xc0/0xc0
[ 1057.294342]  ? zap_class+0x640/0x640
[ 1057.298091]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1057.303629]  ? find_held_lock+0x36/0x1c0
[ 1057.307701]  ? mark_held_locks+0xc7/0x130
[ 1057.311854]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1057.316986]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1057.322105]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1057.326707]  ? trace_hardirqs_on+0xbd/0x310
[ 1057.331027]  ? kasan_check_read+0x11/0x20
[ 1057.335174]  ? ___ratelimit+0x3b4/0x672
[ 1057.339147]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1057.344247]  ? trace_hardirqs_on+0x310/0x310
[ 1057.348654]  ? lock_downgrade+0x900/0x900
[ 1057.352807]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1057.357921]  ? ___ratelimit+0x3b9/0x672
[ 1057.361893]  ? idr_get_free+0xf70/0xf70
[ 1057.365862]  ? find_held_lock+0x36/0x1c0
[ 1057.369933]  oom_kill_process.cold.27+0x10/0x903
[ 1057.374692]  ? zap_class+0x640/0x640
[ 1057.378444]  ? check_preemption_disabled+0x48/0x280
[ 1057.383480]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1057.388406]  ? kasan_check_read+0x11/0x20
[ 1057.392581]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1057.397877]  ? oom_evaluate_task+0x540/0x540
[ 1057.402307]  ? find_held_lock+0x36/0x1c0
[ 1057.406376]  ? out_of_memory+0x974/0x1430
[ 1057.410523]  ? lock_downgrade+0x900/0x900
[ 1057.414671]  ? check_preemption_disabled+0x48/0x280
[ 1057.419685]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1057.424611]  ? kasan_check_read+0x11/0x20
[ 1057.428759]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1057.434039]  ? rcu_softirq_qs+0x20/0x20
[ 1057.438020]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1057.443557]  ? oom_evaluate_task+0x302/0x540
[ 1057.447969]  out_of_memory+0xa84/0x1430
[ 1057.451966]  ? oom_killer_disable+0x3a0/0x3a0
[ 1057.456462]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1057.461394]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1057.466453]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1057.471341]  ? warn_alloc+0x120/0x120
[ 1057.475140]  ? mark_held_locks+0x130/0x130
[ 1057.479380]  ? find_get_entry+0xaae/0x1120
[ 1057.483629]  ? filemap_map_pages+0x1a20/0x1a20
[ 1057.488213]  ? zap_class+0x640/0x640
[ 1057.491945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1057.497484]  ? check_preemption_disabled+0x48/0x280
[ 1057.502518]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1057.508056]  ? should_fail+0x22d/0xd01
[ 1057.511946]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1057.517050]  ? zap_class+0x640/0x640
[ 1057.520789]  ? __lock_is_held+0xb5/0x140
[ 1057.524862]  ? mark_held_locks+0x130/0x130
[ 1057.529104]  ? lock_release+0xa00/0xa00
[ 1057.533080]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1057.538554]  ? xa_load+0x2ba/0x460
[ 1057.542105]  ? lock_downgrade+0x900/0x900
[ 1057.546256]  ? __might_sleep+0x95/0x190
[ 1057.550235]  __alloc_pages_nodemask+0xad8/0xea0
[ 1057.554926]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1057.559944]  ? __page_cache_alloc+0x191/0x5c0
[ 1057.564447]  ? xa_load+0x2e1/0x460
[ 1057.567989]  ? xa_clear_mark+0x40/0x40
[ 1057.571880]  ? zap_class+0x640/0x640
[ 1057.575601]  ? zap_class+0x640/0x640
[ 1057.579317]  ? zap_class+0x640/0x640
[ 1057.583028]  ? __do_page_cache_readahead+0x663/0x810
[ 1057.588169]  ? find_held_lock+0x36/0x1c0
[ 1057.592248]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1057.597793]  alloc_pages_current+0x173/0x350
[ 1057.602209]  __page_cache_alloc+0x38c/0x5c0
[ 1057.606527]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1057.611468]  ? kasan_check_read+0x11/0x20
[ 1057.615614]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1057.620904]  ? generic_perform_write+0x6a0/0x6a0
[ 1057.625660]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1057.631217]  ? check_preemption_disabled+0x48/0x280
[ 1057.636254]  filemap_fault+0x1595/0x25f0
[ 1057.640353]  ? __lock_page_or_retry+0xa00/0xa00
[ 1057.645026]  ? mark_held_locks+0x130/0x130
[ 1057.649274]  ? filemap_map_pages+0xd6b/0x1a20
[ 1057.653770]  ? lock_downgrade+0x900/0x900
[ 1057.657915]  ? check_preemption_disabled+0x48/0x280
[ 1057.662937]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1057.667863]  ? kasan_check_read+0x11/0x20
[ 1057.672026]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1057.677318]  ? rcu_softirq_qs+0x20/0x20
[ 1057.681319]  ? filemap_map_pages+0xd92/0x1a20
[ 1057.685827]  ? find_get_entries_tag+0x1400/0x1400
[ 1057.690676]  ? debug_object_destroy+0x2b0/0x2b0
[ 1057.695362]  ? lock_pi_update_atomic+0x150/0x150
[ 1057.700168]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1057.705717]  ? lock_acquire+0x1ed/0x520
[ 1057.709703]  ? ext4_filemap_fault+0x7a/0xad
[ 1057.714044]  ? lock_release+0xa00/0xa00
[ 1057.718032]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1057.723499]  ? print_usage_bug+0xc0/0xc0
[ 1057.727565]  ? print_usage_bug+0xc0/0xc0
[ 1057.731636]  ? down_read+0x8d/0x120
[ 1057.735256]  ? ext4_filemap_fault+0x7a/0xad
[ 1057.739605]  ? __down_interruptible+0x700/0x700
[ 1057.744285]  ext4_filemap_fault+0x82/0xad
[ 1057.748448]  __do_fault+0x100/0x6b0
[ 1057.752072]  ? find_held_lock+0x36/0x1c0
[ 1057.756135]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1057.761243]  ? mark_held_locks+0x130/0x130
[ 1057.765478]  ? mark_held_locks+0x130/0x130
[ 1057.769709]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1057.774200]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1057.778699]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1057.783285]  ? kasan_check_read+0x11/0x20
[ 1057.787448]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1057.792991]  __handle_mm_fault+0x3ea0/0x5be0
[ 1057.797441]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1057.802288]  ? finish_task_switch+0x1f4/0x910
[ 1057.806782]  ? finish_task_switch+0x1b4/0x910
[ 1057.811284]  ? __switch_to_asm+0x34/0x70
[ 1057.815351]  ? preempt_notifier_register+0x200/0x200
[ 1057.820453]  ? __switch_to_asm+0x34/0x70
[ 1057.824515]  ? __switch_to_asm+0x34/0x70
[ 1057.828592]  ? zap_class+0x640/0x640
[ 1057.832322]  ? zap_class+0x640/0x640
[ 1057.836046]  ? __x64_sys_futex+0x53e/0x6a0
[ 1057.840302]  ? find_held_lock+0x36/0x1c0
[ 1057.844368]  ? handle_mm_fault+0x42a/0xc70
[ 1057.848600]  ? lock_downgrade+0x900/0x900
[ 1057.852747]  ? check_preemption_disabled+0x48/0x280
[ 1057.857764]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1057.862690]  ? kasan_check_read+0x11/0x20
[ 1057.866840]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1057.872115]  ? rcu_softirq_qs+0x20/0x20
[ 1057.876090]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1057.881193]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1057.886730]  ? check_preemption_disabled+0x48/0x280
[ 1057.891754]  handle_mm_fault+0x54f/0xc70
[ 1057.895818]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1057.900429]  ? find_vma+0x34/0x190
[ 1057.903985]  __do_page_fault+0x5e8/0xe60
[ 1057.908064]  ? trace_hardirqs_off+0xb8/0x310
[ 1057.912483]  do_page_fault+0xf2/0x7e0
[ 1057.916318]  ? vmalloc_sync_all+0x30/0x30
[ 1057.920465]  ? error_entry+0x70/0xd0
[ 1057.924181]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1057.929210]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1057.934142]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1057.939068]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1057.943912]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1057.948943]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1057.954407]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1057.959455]  ? page_fault+0x8/0x30
[ 1057.962995]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1057.967836]  ? page_fault+0x8/0x30
[ 1057.971375]  page_fault+0x1e/0x30
[ 1057.974823] RIP: 0033:0x40f9c0
[ 1057.978041] Code: Bad RIP value.
[ 1057.981400] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1057.986787] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1057.994051] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1058.001314] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1058.008580] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1058.015848] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1058.023131] warn_alloc_show_mem: 1 callbacks suppressed
[ 1058.023143] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1058.023145] Mem-Info:
[ 1058.023176] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1058.023176]  active_file:15 inactive_file:19 isolated_file:0
[ 1058.023176]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1058.023176]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1058.023176]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1058.023176]  free:13737 free_pcp:253 free_cma:0
[ 1058.028518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1058.035709] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1058.038106] Call Trace:
[ 1058.071057] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1058.080422]  <IRQ>
[ 1058.108007] lowmem_reserve[]: 0 2818 6321 6321
[ 1058.110603]  dump_stack+0x244/0x39d
[ 1058.136682] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1058.138845]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1058.143397] lowmem_reserve[]: 0 0 3503 3503
[ 1058.147032]  warn_alloc.cold.116+0xb7/0x1bd
[ 1058.174497] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1058.179684]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1058.183979] lowmem_reserve[]: 0 0 0 0
[ 1058.188296]  ? lock_downgrade+0x900/0x900
[ 1058.217241] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1058.222081]  ? trace_hardirqs_off+0xb8/0x310
[ 1058.225851] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1058.229996]  ? trace_hardirqs_off+0xb8/0x310
[ 1058.243493] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1058.247894]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1058.262694] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1058.267123]  ? warn_alloc+0x120/0x120
[ 1058.282781] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1058.287612]  ? print_usage_bug+0xc0/0xc0
[ 1058.296446] 1801 total pagecache pages
[ 1058.300236]  ? warn_alloc+0x120/0x120
[ 1058.308804] 0 pages in swap cache
[ 1058.312851]  ? warn_alloc+0x120/0x120
[ 1058.316735] Swap cache stats: add 0, delete 0, find 0/0
[ 1058.320526]  ? print_usage_bug+0xc0/0xc0
[ 1058.323957] Free swap  = 0kB
[ 1058.327752]  ? kvm_clock_read+0x18/0x30
[ 1058.333090] Total swap = 0kB
[ 1058.337142]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1058.340137] 1965979 pages RAM
[ 1058.344102]  ? print_usage_bug+0xc0/0xc0
[ 1058.347092] 0 pages HighMem/MovableOnly
[ 1058.347100] 342854 pages reserved
[ 1058.352112]  ? __lock_acquire+0x62f/0x4c20
[ 1058.355192] 0 pages cma reserved
[ 1058.359246]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1058.363251] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1058.366639]  ? should_fail+0x22d/0xd01
[ 1058.370904] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1058.374205]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1058.379720] syz-fuzzer cpuset=/ mems_allowed=0
[ 1058.386205]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1058.415189]  ? __lock_acquire+0x62f/0x4c20
[ 1058.419434]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1058.424536]  ? __lock_acquire+0x62f/0x4c20
[ 1058.428767]  ? should_fail+0x22d/0xd01
[ 1058.432652]  ? rcu_irq_exit+0x1a2/0x390
[ 1058.436649]  ? mark_held_locks+0x130/0x130
[ 1058.440903]  ? mark_held_locks+0x130/0x130
[ 1058.445149]  ? mark_held_locks+0xc7/0x130
[ 1058.449293]  ? smp_apic_timer_interrupt+0x1cb/0x760
[ 1058.454305]  ? zap_class+0x640/0x640
[ 1058.458016]  ? print_usage_bug+0xc0/0xc0
[ 1058.462081]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1058.467624]  ? check_preemption_disabled+0x48/0x280
[ 1058.472653]  ? __lock_is_held+0xb5/0x140
[ 1058.476735]  __alloc_pages_nodemask+0xad8/0xea0
[ 1058.481402]  ? zap_class+0x640/0x640
[ 1058.485144]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1058.490175]  ? find_held_lock+0x36/0x1c0
[ 1058.494274]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1058.498971]  ? lock_downgrade+0x900/0x900
[ 1058.503141]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1058.508688]  cache_grow_begin+0xa5/0x8c0
[ 1058.512757]  ? do_raw_spin_unlock+0xa7/0x330
[ 1058.517175]  fallback_alloc+0x204/0x2e0
[ 1058.521159]  ____cache_alloc_node+0x1c7/0x1e0
[ 1058.525665]  kmem_cache_alloc_node+0xe3/0x730
[ 1058.530164]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1058.534416]  __alloc_skb+0x119/0x770
[ 1058.538131]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1058.543420]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1058.547832]  ? lock_downgrade+0x900/0x900
[ 1058.551991]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1058.557529]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1058.562984]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1058.568445]  ? addrconf_rs_timer+0x690/0x690
[ 1058.572867]  ndisc_alloc_skb+0x144/0x340
[ 1058.576970]  ndisc_send_rs+0x331/0x6e0
[ 1058.580876]  addrconf_rs_timer+0x314/0x690
[ 1058.585172]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1058.589453]  call_timer_fn+0x272/0x920
[ 1058.593347]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1058.597586]  ? process_timeout+0x40/0x40
[ 1058.601654]  ? __run_timers+0x7da/0xc70
[ 1058.605629]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1058.610127]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1058.614617]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1058.618850]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1058.623450]  ? trace_hardirqs_on+0xbd/0x310
[ 1058.627772]  ? kasan_check_read+0x11/0x20
[ 1058.631923]  ? __run_timers+0x7da/0xc70
[ 1058.635905]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1058.641015]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1058.645258]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1058.649490]  __run_timers+0x7e5/0xc70
[ 1058.653299]  ? timer_fixup_init+0x70/0x70
[ 1058.657449]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1058.662472]  ? zap_class+0x640/0x640
[ 1058.666188]  ? enqueue_hrtimer+0x1a5/0x560
[ 1058.670433]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1058.675635]  ? find_held_lock+0x36/0x1c0
[ 1058.679713]  ? zap_class+0x640/0x640
[ 1058.683436]  ? pvclock_read_flags+0x160/0x160
[ 1058.687945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1058.693502]  ? check_preemption_disabled+0x48/0x280
[ 1058.698532]  ? __lock_is_held+0xb5/0x140
[ 1058.702599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1058.708139]  ? check_preemption_disabled+0x48/0x280
[ 1058.713174]  run_timer_softirq+0x52/0xb0
[ 1058.717236]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1058.722251]  __do_softirq+0x308/0xb7e
[ 1058.726057]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1058.730692]  ? lock_downgrade+0x900/0x900
[ 1058.734850]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1058.739969]  ? pvclock_read_flags+0x160/0x160
[ 1058.744468]  ? lapic_next_event+0x5a/0x90
[ 1058.748616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1058.754157]  ? kvm_clock_read+0x18/0x30
[ 1058.758159]  ? kvm_sched_clock_read+0x9/0x20
[ 1058.762572]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1058.768109]  ? check_preemption_disabled+0x48/0x280
[ 1058.773165]  irq_exit+0x17f/0x1c0
[ 1058.776620]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1058.781483]  ? smp_reschedule_interrupt+0x109/0x650
[ 1058.786503]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1058.792389]  ? interrupt_entry+0xb5/0xc0
[ 1058.796478]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1058.801495]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1058.806513]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1058.811359]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1058.816373]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1058.821388]  ? task_prio+0x50/0x50
[ 1058.824985]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1058.830521]  ? check_preemption_disabled+0x48/0x280
[ 1058.835549]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1058.840398]  apic_timer_interrupt+0xf/0x20
[ 1058.844638]  </IRQ>
[ 1058.846879] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1058.851842] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1058.871243] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1058.878953] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1058.886242] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1058.893512] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1058.900781] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1058.908048] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1058.915362]  skb_clone+0x1bb/0x500
[ 1058.918905]  ? finish_task_switch+0x2f4/0x910
[ 1058.923402]  ? skb_split+0x11e0/0x11e0
[ 1058.927303]  ? preempt_notifier_register+0x200/0x200
[ 1058.932404]  ? __switch_to_asm+0x34/0x70
[ 1058.936485]  ? __switch_to_asm+0x34/0x70
[ 1058.940537]  ? __switch_to_asm+0x40/0x70
[ 1058.944592]  ? __switch_to_asm+0x34/0x70
[ 1058.948647]  ? __switch_to_asm+0x40/0x70
[ 1058.952705]  ? __switch_to_asm+0x34/0x70
[ 1058.956761]  ? __switch_to_asm+0x40/0x70
[ 1058.960819]  ? __switch_to_asm+0x34/0x70
[ 1058.964900]  ? __switch_to_asm+0x34/0x70
[ 1058.968992]  ? __switch_to_asm+0x40/0x70
[ 1058.973053]  ? __switch_to_asm+0x34/0x70
[ 1058.977115]  bpf_clone_redirect+0xb9/0x490
[ 1058.981349]  ? __schedule+0x8d7/0x21d0
[ 1058.985244]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1058.990278]  ? __sched_text_start+0x8/0x8
[ 1058.994428]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1058.999211]  ? find_held_lock+0x36/0x1c0
[ 1059.003295]  ? lock_acquire+0x1ed/0x520
[ 1059.007269]  ? bpf_test_run+0x3cb/0x780
[ 1059.011242]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1059.016780]  ? check_preemption_disabled+0x48/0x280
[ 1059.021801]  ? kasan_check_read+0x11/0x20
[ 1059.025953]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1059.031229]  ? rcu_softirq_qs+0x20/0x20
[ 1059.035207]  ? preempt_schedule+0x4d/0x60
[ 1059.039354]  ? ___preempt_schedule+0x16/0x18
[ 1059.043771]  ? bpf_test_run+0x25d/0x780
[ 1059.047803]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1059.052214]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1059.057759]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1059.062531]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1059.067379]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1059.072930]  ? fput+0x130/0x1a0
[ 1059.076223]  ? __bpf_prog_get+0x9b/0x290
[ 1059.080286]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1059.085132]  ? bpf_prog_test_run+0x130/0x1a0
[ 1059.089543]  ? __x64_sys_bpf+0x3d8/0x520
[ 1059.093603]  ? bpf_prog_get+0x20/0x20
[ 1059.097431]  ? do_syscall_64+0x1b9/0x820
[ 1059.101490]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1059.106855]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1059.111785]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1059.116642]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1059.121660]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1059.126682]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1059.131709]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1059.136560]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1059.141942] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1059.142028] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1059.148954] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1059.148959] Call Trace:
[ 1059.148965]  <IRQ>
[ 1059.148982]  dump_stack+0x244/0x39d
[ 1059.149004]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1059.155577] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1059.164860]  warn_alloc.cold.116+0xb7/0x1bd
[ 1059.167423] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1059.169574]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1059.203183]  ? lock_downgrade+0x900/0x900
[ 1059.207341]  ? trace_hardirqs_off+0xb8/0x310
[ 1059.211755]  ? trace_hardirqs_off+0xb8/0x310
[ 1059.216170]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1059.221051]  ? warn_alloc+0x120/0x120
[ 1059.224886]  ? print_usage_bug+0xc0/0xc0
[ 1059.228979]  ? warn_alloc+0x120/0x120
[ 1059.232784]  ? warn_alloc+0x120/0x120
[ 1059.236587]  ? print_usage_bug+0xc0/0xc0
[ 1059.240665]  ? print_usage_bug+0xc0/0xc0
[ 1059.244741]  ? __lock_acquire+0x62f/0x4c20
[ 1059.248980]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1059.254535]  ? should_fail+0x22d/0xd01
[ 1059.258447]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1059.263558]  ? __lock_acquire+0x62f/0x4c20
[ 1059.267809]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1059.272912]  ? __lock_acquire+0x62f/0x4c20
[ 1059.277149]  ? should_fail+0x22d/0xd01
[ 1059.281035]  ? find_held_lock+0x36/0x1c0
[ 1059.285107]  ? mark_held_locks+0x130/0x130
[ 1059.289349]  ? mark_held_locks+0x130/0x130
[ 1059.293579]  ? zap_class+0x640/0x640
[ 1059.297296]  ? zap_class+0x640/0x640
[ 1059.301009]  ? print_usage_bug+0xc0/0xc0
[ 1059.305096]  ? do_raw_spin_unlock+0xa7/0x330
[ 1059.309509]  ? zap_class+0x640/0x640
[ 1059.313224]  ? print_usage_bug+0xc0/0xc0
[ 1059.317281]  ? wq_watchdog_touch+0x9c/0xfe
[ 1059.321518]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1059.327059]  ? check_preemption_disabled+0x48/0x280
[ 1059.332100]  ? __lock_is_held+0xb5/0x140
[ 1059.336182]  __alloc_pages_nodemask+0xad8/0xea0
[ 1059.340849]  ? zap_class+0x640/0x640
[ 1059.344565]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1059.349599]  ? find_held_lock+0x36/0x1c0
[ 1059.353671]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1059.358343]  ? lock_downgrade+0x900/0x900
[ 1059.362515]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1059.368053]  cache_grow_begin+0xa5/0x8c0
[ 1059.372127]  ? do_raw_spin_unlock+0xa7/0x330
[ 1059.376541]  fallback_alloc+0x204/0x2e0
[ 1059.380526]  ____cache_alloc_node+0x1c7/0x1e0
[ 1059.385029]  kmem_cache_alloc_node+0xe3/0x730
[ 1059.389523]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1059.393770]  __alloc_skb+0x119/0x770
[ 1059.397482]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1059.402776]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1059.407182]  ? lock_downgrade+0x900/0x900
[ 1059.411353]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1059.416889]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1059.422343]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1059.427795]  ? addrconf_rs_timer+0x690/0x690
[ 1059.432217]  ndisc_alloc_skb+0x144/0x340
[ 1059.436301]  ndisc_send_rs+0x331/0x6e0
[ 1059.440207]  addrconf_rs_timer+0x314/0x690
[ 1059.444469]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1059.448716]  call_timer_fn+0x272/0x920
[ 1059.452601]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1059.456839]  ? process_timeout+0x40/0x40
[ 1059.460928]  ? mark_held_locks+0xc7/0x130
[ 1059.465074]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1059.469570]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1059.474066]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1059.478302]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1059.482883]  ? trace_hardirqs_on+0xbd/0x310
[ 1059.487204]  ? kasan_check_read+0x11/0x20
[ 1059.491347]  ? __run_timers+0x7da/0xc70
[ 1059.495323]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1059.500453]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1059.504694]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1059.508942]  __run_timers+0x7e5/0xc70
[ 1059.512764]  ? timer_fixup_init+0x70/0x70
[ 1059.516927]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1059.521943]  ? zap_class+0x640/0x640
[ 1059.525661]  ? print_usage_bug+0xc0/0xc0
[ 1059.529726]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1059.534927]  ? find_held_lock+0x36/0x1c0
[ 1059.539023]  ? zap_class+0x640/0x640
[ 1059.542742]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1059.548299]  ? check_preemption_disabled+0x48/0x280
[ 1059.553327]  ? __lock_is_held+0xb5/0x140
[ 1059.557392]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1059.562934]  ? check_preemption_disabled+0x48/0x280
[ 1059.567983]  run_timer_softirq+0x52/0xb0
[ 1059.572042]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1059.577060]  __do_softirq+0x308/0xb7e
[ 1059.580866]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1059.585362]  ? lock_downgrade+0x900/0x900
[ 1059.589515]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1059.594624]  ? pvclock_read_flags+0x160/0x160
[ 1059.599124]  ? lapic_next_event+0x5a/0x90
[ 1059.603273]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1059.608833]  ? kvm_clock_read+0x18/0x30
[ 1059.612807]  ? kvm_sched_clock_read+0x9/0x20
[ 1059.617216]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1059.622752]  ? check_preemption_disabled+0x48/0x280
[ 1059.627781]  irq_exit+0x17f/0x1c0
[ 1059.631254]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1059.636095]  ? smp_reschedule_interrupt+0x109/0x650
[ 1059.641132]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1059.647015]  ? interrupt_entry+0xb5/0xc0
[ 1059.651076]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1059.656099]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1059.661114]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1059.665964]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1059.671014]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1059.676030]  ? task_prio+0x50/0x50
[ 1059.679571]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1059.685131]  ? check_preemption_disabled+0x48/0x280
[ 1059.690153]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1059.695002]  apic_timer_interrupt+0xf/0x20
[ 1059.699226]  </IRQ>
[ 1059.701470] RIP: 0010:console_unlock+0x102f/0x1190
[ 1059.706402] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1059.725314] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1059.733018] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1059.740284] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1059.747551] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1059.754815] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1059.762078] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1059.769381]  ? netconsole_netdev_event+0x280/0x280
[ 1059.774322]  ? console_unlock+0x1026/0x1190
[ 1059.778659]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1059.783325]  ? vprintk_emit+0x846/0x990
[ 1059.787318]  ? lock_release+0xa00/0xa00
[ 1059.791337]  ? trace_hardirqs_on+0x30/0x310
[ 1059.795660]  ? vprintk_default+0x28/0x30
[ 1059.799728]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1059.804833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1059.810387]  vprintk_emit+0x391/0x990
[ 1059.814229]  ? wake_up_klogd+0x180/0x180
[ 1059.818299]  ? find_held_lock+0x31/0x1c0
[ 1059.822400]  ? mark_held_locks+0xc7/0x130
[ 1059.826560]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1059.831064]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1059.835566]  vprintk_default+0x28/0x30
[ 1059.839459]  vprintk_func+0x7e/0x181
[ 1059.843176]  printk+0xa7/0xcf
[ 1059.846301]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1059.851075]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1059.855581]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1059.860880]  dump_header+0x7cc/0xf72
[ 1059.864616]  ? pagefault_out_of_memory+0x197/0x197
[ 1059.869582]  ? __lock_acquire+0x62f/0x4c20
[ 1059.873817]  ? percpu_ref_get_many+0x240/0x240
[ 1059.878403]  ? print_usage_bug+0xc0/0xc0
[ 1059.882497]  ? zap_class+0x640/0x640
[ 1059.886228]  ? print_usage_bug+0xc0/0xc0
[ 1059.890288]  ? zap_class+0x640/0x640
[ 1059.894004]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1059.899561]  ? find_held_lock+0x36/0x1c0
[ 1059.903632]  ? mark_held_locks+0xc7/0x130
[ 1059.907780]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1059.912875]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1059.917974]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1059.922554]  ? trace_hardirqs_on+0xbd/0x310
[ 1059.926875]  ? kasan_check_read+0x11/0x20
[ 1059.931020]  ? ___ratelimit+0x3b4/0x672
[ 1059.934994]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1059.940099]  ? trace_hardirqs_on+0x310/0x310
[ 1059.944511]  ? lock_downgrade+0x900/0x900
[ 1059.948666]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1059.953772]  ? ___ratelimit+0x3b9/0x672
[ 1059.957747]  ? idr_get_free+0xf70/0xf70
[ 1059.961722]  ? find_held_lock+0x36/0x1c0
[ 1059.965803]  oom_kill_process.cold.27+0x10/0x903
[ 1059.970560]  ? zap_class+0x640/0x640
[ 1059.974270]  ? check_preemption_disabled+0x48/0x280
[ 1059.979286]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1059.984212]  ? kasan_check_read+0x11/0x20
[ 1059.988360]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1059.993635]  ? oom_evaluate_task+0x540/0x540
[ 1059.998044]  ? find_held_lock+0x36/0x1c0
[ 1060.002112]  ? out_of_memory+0x974/0x1430
[ 1060.006261]  ? lock_downgrade+0x900/0x900
[ 1060.010407]  ? check_preemption_disabled+0x48/0x280
[ 1060.015450]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1060.020379]  ? kasan_check_read+0x11/0x20
[ 1060.024542]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1060.029817]  ? rcu_softirq_qs+0x20/0x20
[ 1060.033795]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1060.039331]  ? oom_evaluate_task+0x302/0x540
[ 1060.043742]  out_of_memory+0xa84/0x1430
[ 1060.047722]  ? oom_killer_disable+0x3a0/0x3a0
[ 1060.052218]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1060.057155]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1060.062184]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1060.067054]  ? warn_alloc+0x120/0x120
[ 1060.070851]  ? mark_held_locks+0x130/0x130
[ 1060.075089]  ? find_get_entry+0xaae/0x1120
[ 1060.079333]  ? filemap_map_pages+0x1a20/0x1a20
[ 1060.083931]  ? zap_class+0x640/0x640
[ 1060.087654]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1060.093190]  ? check_preemption_disabled+0x48/0x280
[ 1060.098220]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1060.103776]  ? should_fail+0x22d/0xd01
[ 1060.107668]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1060.112776]  ? zap_class+0x640/0x640
[ 1060.116513]  ? __lock_is_held+0xb5/0x140
[ 1060.120587]  ? mark_held_locks+0x130/0x130
[ 1060.124842]  ? lock_release+0xa00/0xa00
[ 1060.128812]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1060.134262]  ? xa_load+0x2ba/0x460
[ 1060.137802]  ? lock_downgrade+0x900/0x900
[ 1060.141958]  ? __might_sleep+0x95/0x190
[ 1060.145952]  __alloc_pages_nodemask+0xad8/0xea0
[ 1060.150631]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1060.155647]  ? __page_cache_alloc+0x191/0x5c0
[ 1060.160145]  ? xa_load+0x2e1/0x460
[ 1060.163686]  ? xa_clear_mark+0x40/0x40
[ 1060.167573]  ? zap_class+0x640/0x640
[ 1060.171295]  ? zap_class+0x640/0x640
[ 1060.175010]  ? zap_class+0x640/0x640
[ 1060.178723]  ? __do_page_cache_readahead+0x663/0x810
[ 1060.183841]  ? find_held_lock+0x36/0x1c0
[ 1060.187922]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1060.193473]  alloc_pages_current+0x173/0x350
[ 1060.197890]  __page_cache_alloc+0x38c/0x5c0
[ 1060.202210]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1060.207136]  ? kasan_check_read+0x11/0x20
[ 1060.211280]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1060.216557]  ? generic_perform_write+0x6a0/0x6a0
[ 1060.221317]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1060.226852]  ? check_preemption_disabled+0x48/0x280
[ 1060.231872]  filemap_fault+0x1595/0x25f0
[ 1060.235941]  ? __lock_page_or_retry+0xa00/0xa00
[ 1060.240609]  ? mark_held_locks+0x130/0x130
[ 1060.244855]  ? filemap_map_pages+0xd6b/0x1a20
[ 1060.249348]  ? lock_downgrade+0x900/0x900
[ 1060.253492]  ? check_preemption_disabled+0x48/0x280
[ 1060.258521]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1060.263456]  ? kasan_check_read+0x11/0x20
[ 1060.267604]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1060.272878]  ? rcu_softirq_qs+0x20/0x20
[ 1060.276877]  ? filemap_map_pages+0xd92/0x1a20
[ 1060.281385]  ? find_get_entries_tag+0x1400/0x1400
[ 1060.286254]  ? debug_object_destroy+0x2b0/0x2b0
[ 1060.290944]  ? lock_pi_update_atomic+0x150/0x150
[ 1060.295698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1060.301260]  ? lock_acquire+0x1ed/0x520
[ 1060.305233]  ? ext4_filemap_fault+0x7a/0xad
[ 1060.309578]  ? lock_release+0xa00/0xa00
[ 1060.313552]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1060.319002]  ? print_usage_bug+0xc0/0xc0
[ 1060.323067]  ? print_usage_bug+0xc0/0xc0
[ 1060.327136]  ? down_read+0x8d/0x120
[ 1060.330760]  ? ext4_filemap_fault+0x7a/0xad
[ 1060.335097]  ? __down_interruptible+0x700/0x700
[ 1060.339779]  ext4_filemap_fault+0x82/0xad
[ 1060.343926]  __do_fault+0x100/0x6b0
[ 1060.347571]  ? find_held_lock+0x36/0x1c0
[ 1060.351635]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1060.356744]  ? mark_held_locks+0x130/0x130
[ 1060.360982]  ? mark_held_locks+0x130/0x130
[ 1060.365226]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1060.369717]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1060.374211]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1060.378805]  ? kasan_check_read+0x11/0x20
[ 1060.382955]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1060.388499]  __handle_mm_fault+0x3ea0/0x5be0
[ 1060.392916]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1060.397762]  ? finish_task_switch+0x1f4/0x910
[ 1060.402253]  ? finish_task_switch+0x1b4/0x910
[ 1060.406761]  ? __switch_to_asm+0x34/0x70
[ 1060.410829]  ? preempt_notifier_register+0x200/0x200
[ 1060.415947]  ? __switch_to_asm+0x34/0x70
[ 1060.420008]  ? __switch_to_asm+0x34/0x70
[ 1060.424080]  ? zap_class+0x640/0x640
[ 1060.427794]  ? zap_class+0x640/0x640
[ 1060.431503]  ? __x64_sys_futex+0x53e/0x6a0
[ 1060.435742]  ? find_held_lock+0x36/0x1c0
[ 1060.439812]  ? handle_mm_fault+0x42a/0xc70
[ 1060.444048]  ? lock_downgrade+0x900/0x900
[ 1060.448213]  ? check_preemption_disabled+0x48/0x280
[ 1060.453232]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1060.458162]  ? kasan_check_read+0x11/0x20
[ 1060.462338]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1060.467613]  ? rcu_softirq_qs+0x20/0x20
[ 1060.471590]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1060.476692]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1060.482231]  ? check_preemption_disabled+0x48/0x280
[ 1060.487253]  handle_mm_fault+0x54f/0xc70
[ 1060.491317]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1060.495916]  ? find_vma+0x34/0x190
[ 1060.499464]  __do_page_fault+0x5e8/0xe60
[ 1060.503524]  ? trace_hardirqs_off+0xb8/0x310
[ 1060.507946]  do_page_fault+0xf2/0x7e0
[ 1060.511747]  ? vmalloc_sync_all+0x30/0x30
[ 1060.515911]  ? error_entry+0x70/0xd0
[ 1060.519624]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1060.524643]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1060.529579]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1060.534509]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1060.539369]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1060.544380]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1060.549841]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1060.554854]  ? page_fault+0x8/0x30
[ 1060.558420]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1060.563268]  ? page_fault+0x8/0x30
[ 1060.566855]  page_fault+0x1e/0x30
[ 1060.570302] RIP: 0033:0x40f9c0
[ 1060.573531] Code: Bad RIP value.
[ 1060.576896] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1060.582258] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1060.589519] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1060.596789] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1060.604053] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1060.611314] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1060.618608] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1060.618613] warn_alloc_show_mem: 1 callbacks suppressed
[ 1060.618620] Mem-Info:
[ 1060.625802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1060.631187] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1060.631187]  active_file:15 inactive_file:19 isolated_file:0
[ 1060.631187]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1060.631187]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1060.631187]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1060.631187]  free:13737 free_pcp:253 free_cma:0
[ 1060.633565] Call Trace:
[ 1060.642956] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1060.675891]  <IRQ>
[ 1060.678461] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1060.706047]  dump_stack+0x244/0x39d
[ 1060.708185] lowmem_reserve[]: 0 2818 6321 6321
[ 1060.734440]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1060.738052] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1060.742662]  warn_alloc.cold.116+0xb7/0x1bd
[ 1060.747820] lowmem_reserve[]: 0 0 3503 3503
[ 1060.775313]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1060.779609] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1060.783928]  ? lock_downgrade+0x900/0x900
[ 1060.788735] lowmem_reserve[]: 0 0 0 0
[ 1060.817712]  ? trace_hardirqs_off+0xb8/0x310
[ 1060.821847] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1060.825642]  ? trace_hardirqs_off+0xb8/0x310
[ 1060.830024] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1060.843541]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1060.847922] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1060.863262]  ? warn_alloc+0x120/0x120
[ 1060.868074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1060.883757]  ? print_usage_bug+0xc0/0xc0
[ 1060.887537] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1060.896361]  ? warn_alloc+0x120/0x120
[ 1060.900398] 1801 total pagecache pages
[ 1060.908974]  ? warn_alloc+0x120/0x120
[ 1060.912756] 0 pages in swap cache
[ 1060.916628]  ? print_usage_bug+0xc0/0xc0
[ 1060.920404] Swap cache stats: add 0, delete 0, find 0/0
[ 1060.923854]  ? kvm_clock_read+0x18/0x30
[ 1060.927887] Free swap  = 0kB
[ 1060.933241]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1060.937276] Total swap = 0kB
[ 1060.940291]  ? print_usage_bug+0xc0/0xc0
[ 1060.945284] 1965979 pages RAM
[ 1060.948296]  ? __lock_acquire+0x62f/0x4c20
[ 1060.952325] 0 pages HighMem/MovableOnly
[ 1060.952334] 342854 pages reserved
[ 1060.955451]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1060.959663] 0 pages cma reserved
[ 1060.963634]  ? should_fail+0x22d/0xd01
[ 1060.967149] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1060.972587]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1060.972606]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1060.976050] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1060.979846]  ? __lock_acquire+0x62f/0x4c20
[ 1060.986316] syz-fuzzer cpuset=/ mems_allowed=0
[ 1060.991588]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1061.020743]  ? __lock_acquire+0x62f/0x4c20
[ 1061.024977]  ? should_fail+0x22d/0xd01
[ 1061.028880]  ? rcu_irq_exit+0x1a2/0x390
[ 1061.032863]  ? mark_held_locks+0x130/0x130
[ 1061.037107]  ? mark_held_locks+0x130/0x130
[ 1061.041348]  ? mark_held_locks+0xc7/0x130
[ 1061.045501]  ? smp_apic_timer_interrupt+0x1cb/0x760
[ 1061.050521]  ? zap_class+0x640/0x640
[ 1061.054235]  ? print_usage_bug+0xc0/0xc0
[ 1061.058302]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1061.063842]  ? check_preemption_disabled+0x48/0x280
[ 1061.068867]  ? __lock_is_held+0xb5/0x140
[ 1061.072938]  __alloc_pages_nodemask+0xad8/0xea0
[ 1061.077611]  ? zap_class+0x640/0x640
[ 1061.081331]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1061.086362]  ? find_held_lock+0x36/0x1c0
[ 1061.090472]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1061.095148]  ? lock_downgrade+0x900/0x900
[ 1061.099304]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1061.104847]  cache_grow_begin+0xa5/0x8c0
[ 1061.108927]  ? do_raw_spin_unlock+0xa7/0x330
[ 1061.113360]  fallback_alloc+0x204/0x2e0
[ 1061.117340]  ____cache_alloc_node+0x1c7/0x1e0
[ 1061.121854]  kmem_cache_alloc_node+0xe3/0x730
[ 1061.126365]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1061.130609]  __alloc_skb+0x119/0x770
[ 1061.134324]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1061.139602]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1061.144008]  ? lock_downgrade+0x900/0x900
[ 1061.148243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1061.153778]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1061.159248]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1061.164701]  ? addrconf_rs_timer+0x690/0x690
[ 1061.169119]  ndisc_alloc_skb+0x144/0x340
[ 1061.173183]  ndisc_send_rs+0x331/0x6e0
[ 1061.177077]  addrconf_rs_timer+0x314/0x690
[ 1061.181318]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1061.185563]  call_timer_fn+0x272/0x920
[ 1061.189451]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1061.193694]  ? process_timeout+0x40/0x40
[ 1061.197762]  ? __run_timers+0x7da/0xc70
[ 1061.201741]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1061.206233]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1061.210726]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1061.215017]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1061.219614]  ? trace_hardirqs_on+0xbd/0x310
[ 1061.223944]  ? kasan_check_read+0x11/0x20
[ 1061.228089]  ? __run_timers+0x7da/0xc70
[ 1061.232084]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1061.237206]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1061.241478]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1061.245728]  __run_timers+0x7e5/0xc70
[ 1061.249572]  ? timer_fixup_init+0x70/0x70
[ 1061.253721]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1061.258738]  ? zap_class+0x640/0x640
[ 1061.262462]  ? enqueue_hrtimer+0x1a5/0x560
[ 1061.266700]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1061.271898]  ? find_held_lock+0x36/0x1c0
[ 1061.275969]  ? zap_class+0x640/0x640
[ 1061.279685]  ? pvclock_read_flags+0x160/0x160
[ 1061.284186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1061.289727]  ? check_preemption_disabled+0x48/0x280
[ 1061.294754]  ? __lock_is_held+0xb5/0x140
[ 1061.298818]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1061.304355]  ? check_preemption_disabled+0x48/0x280
[ 1061.309378]  run_timer_softirq+0x52/0xb0
[ 1061.313444]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1061.318489]  __do_softirq+0x308/0xb7e
[ 1061.322315]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1061.326807]  ? lock_downgrade+0x900/0x900
[ 1061.330959]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1061.336064]  ? pvclock_read_flags+0x160/0x160
[ 1061.340576]  ? lapic_next_event+0x5a/0x90
[ 1061.344728]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1061.350273]  ? kvm_clock_read+0x18/0x30
[ 1061.354251]  ? kvm_sched_clock_read+0x9/0x20
[ 1061.358692]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1061.364232]  ? check_preemption_disabled+0x48/0x280
[ 1061.369272]  irq_exit+0x17f/0x1c0
[ 1061.372741]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1061.377583]  ? smp_reschedule_interrupt+0x109/0x650
[ 1061.382602]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1061.388507]  ? interrupt_entry+0xb5/0xc0
[ 1061.392574]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1061.397588]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1061.402635]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1061.407498]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1061.412517]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1061.417534]  ? task_prio+0x50/0x50
[ 1061.421073]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1061.426624]  ? check_preemption_disabled+0x48/0x280
[ 1061.431648]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1061.436500]  apic_timer_interrupt+0xf/0x20
[ 1061.440731]  </IRQ>
[ 1061.442972] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1061.447904] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1061.466808] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1061.474516] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1061.481779] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1061.489062] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1061.496335] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1061.503602] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1061.510906]  skb_clone+0x1bb/0x500
[ 1061.514455]  ? finish_task_switch+0x2f4/0x910
[ 1061.518956]  ? skb_split+0x11e0/0x11e0
[ 1061.522844]  ? preempt_notifier_register+0x200/0x200
[ 1061.527981]  ? __switch_to_asm+0x34/0x70
[ 1061.532057]  ? __switch_to_asm+0x34/0x70
[ 1061.536143]  ? __switch_to_asm+0x40/0x70
[ 1061.540205]  ? __switch_to_asm+0x34/0x70
[ 1061.544261]  ? __switch_to_asm+0x40/0x70
[ 1061.548316]  ? __switch_to_asm+0x34/0x70
[ 1061.552376]  ? __switch_to_asm+0x40/0x70
[ 1061.556437]  ? __switch_to_asm+0x34/0x70
[ 1061.560501]  ? __switch_to_asm+0x34/0x70
[ 1061.564557]  ? __switch_to_asm+0x40/0x70
[ 1061.568617]  ? __switch_to_asm+0x34/0x70
[ 1061.572681]  bpf_clone_redirect+0xb9/0x490
[ 1061.576912]  ? __schedule+0x8d7/0x21d0
[ 1061.580821]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1061.585853]  ? __sched_text_start+0x8/0x8
[ 1061.590013]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1061.594779]  ? find_held_lock+0x36/0x1c0
[ 1061.598876]  ? lock_acquire+0x1ed/0x520
[ 1061.602846]  ? bpf_test_run+0x3cb/0x780
[ 1061.606816]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1061.612357]  ? check_preemption_disabled+0x48/0x280
[ 1061.617397]  ? kasan_check_read+0x11/0x20
[ 1061.621584]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1061.626873]  ? rcu_softirq_qs+0x20/0x20
[ 1061.630852]  ? preempt_schedule+0x4d/0x60
[ 1061.635013]  ? ___preempt_schedule+0x16/0x18
[ 1061.639435]  ? bpf_test_run+0x25d/0x780
[ 1061.643431]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1061.647876]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1061.653428]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1061.658212]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1061.663055]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1061.668595]  ? fput+0x130/0x1a0
[ 1061.671878]  ? __bpf_prog_get+0x9b/0x290
[ 1061.675945]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1061.680805]  ? bpf_prog_test_run+0x130/0x1a0
[ 1061.685245]  ? __x64_sys_bpf+0x3d8/0x520
[ 1061.689305]  ? bpf_prog_get+0x20/0x20
[ 1061.693123]  ? do_syscall_64+0x1b9/0x820
[ 1061.697196]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1061.702560]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1061.707486]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1061.712332]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1061.717351]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1061.722383]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1061.727422]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1061.732302]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1061.737679] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1061.737770] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1061.744697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1061.744702] Call Trace:
[ 1061.744708]  <IRQ>
[ 1061.744724]  dump_stack+0x244/0x39d
[ 1061.744743]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1061.744768]  warn_alloc.cold.116+0xb7/0x1bd
[ 1061.751286] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1061.760581]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1061.763143] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1061.765290]  ? lock_downgrade+0x900/0x900
[ 1061.802912]  ? trace_hardirqs_off+0xb8/0x310
[ 1061.807335]  ? trace_hardirqs_off+0xb8/0x310
[ 1061.811751]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1061.816624]  ? warn_alloc+0x120/0x120
[ 1061.820438]  ? print_usage_bug+0xc0/0xc0
[ 1061.824518]  ? warn_alloc+0x120/0x120
[ 1061.828321]  ? warn_alloc+0x120/0x120
[ 1061.832120]  ? print_usage_bug+0xc0/0xc0
[ 1061.836183]  ? kvm_clock_read+0x18/0x30
[ 1061.840157]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1061.845186]  ? print_usage_bug+0xc0/0xc0
[ 1061.849249]  ? __lock_acquire+0x62f/0x4c20
[ 1061.853492]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1061.859026]  ? should_fail+0x22d/0xd01
[ 1061.862912]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1061.868191]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1061.873291]  ? __lock_acquire+0x62f/0x4c20
[ 1061.877528]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1061.882627]  ? __lock_acquire+0x62f/0x4c20
[ 1061.886859]  ? should_fail+0x22d/0xd01
[ 1061.890745]  ? rcu_irq_exit+0x1a2/0x390
[ 1061.894745]  ? mark_held_locks+0x130/0x130
[ 1061.898995]  ? mark_held_locks+0x130/0x130
[ 1061.903251]  ? mark_held_locks+0xc7/0x130
[ 1061.907396]  ? smp_apic_timer_interrupt+0x1cb/0x760
[ 1061.912432]  ? zap_class+0x640/0x640
[ 1061.916154]  ? print_usage_bug+0xc0/0xc0
[ 1061.920233]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1061.925775]  ? check_preemption_disabled+0x48/0x280
[ 1061.930799]  ? __lock_is_held+0xb5/0x140
[ 1061.934867]  __alloc_pages_nodemask+0xad8/0xea0
[ 1061.939539]  ? zap_class+0x640/0x640
[ 1061.943256]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1061.948279]  ? find_held_lock+0x36/0x1c0
[ 1061.952344]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1061.957031]  ? lock_downgrade+0x900/0x900
[ 1061.961186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1061.966726]  cache_grow_begin+0xa5/0x8c0
[ 1061.970819]  ? do_raw_spin_unlock+0xa7/0x330
[ 1061.975248]  fallback_alloc+0x204/0x2e0
[ 1061.979236]  ____cache_alloc_node+0x1c7/0x1e0
[ 1061.983737]  kmem_cache_alloc_node+0xe3/0x730
[ 1061.988232]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1061.992477]  __alloc_skb+0x119/0x770
[ 1061.996190]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1062.001489]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1062.005910]  ? lock_downgrade+0x900/0x900
[ 1062.010062]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1062.015600]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1062.021051]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1062.026500]  ? addrconf_rs_timer+0x690/0x690
[ 1062.030918]  ndisc_alloc_skb+0x144/0x340
[ 1062.034981]  ndisc_send_rs+0x331/0x6e0
[ 1062.038877]  addrconf_rs_timer+0x314/0x690
[ 1062.043146]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1062.047392]  call_timer_fn+0x272/0x920
[ 1062.051309]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1062.055545]  ? process_timeout+0x40/0x40
[ 1062.059619]  ? mark_held_locks+0xc7/0x130
[ 1062.063765]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1062.068260]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1062.072750]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1062.076984]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1062.081580]  ? trace_hardirqs_on+0xbd/0x310
[ 1062.085904]  ? kasan_check_read+0x11/0x20
[ 1062.090050]  ? __run_timers+0x7da/0xc70
[ 1062.094029]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1062.099136]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1062.103380]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1062.107623]  __run_timers+0x7e5/0xc70
[ 1062.111448]  ? timer_fixup_init+0x70/0x70
[ 1062.115598]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1062.120619]  ? zap_class+0x640/0x640
[ 1062.124350]  ? print_usage_bug+0xc0/0xc0
[ 1062.128410]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1062.133624]  ? find_held_lock+0x36/0x1c0
[ 1062.137688]  ? zap_class+0x640/0x640
[ 1062.141406]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1062.146958]  ? check_preemption_disabled+0x48/0x280
[ 1062.151985]  ? __lock_is_held+0xb5/0x140
[ 1062.156051]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1062.161593]  ? check_preemption_disabled+0x48/0x280
[ 1062.166612]  run_timer_softirq+0x52/0xb0
[ 1062.170672]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1062.175686]  __do_softirq+0x308/0xb7e
[ 1062.179495]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1062.183986]  ? lock_downgrade+0x900/0x900
[ 1062.188137]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1062.193248]  ? pvclock_read_flags+0x160/0x160
[ 1062.197751]  ? lapic_next_event+0x5a/0x90
[ 1062.201905]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1062.207462]  ? kvm_clock_read+0x18/0x30
[ 1062.211454]  ? kvm_sched_clock_read+0x9/0x20
[ 1062.215865]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1062.221401]  ? check_preemption_disabled+0x48/0x280
[ 1062.226464]  irq_exit+0x17f/0x1c0
[ 1062.229968]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1062.234808]  ? smp_reschedule_interrupt+0x109/0x650
[ 1062.239829]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1062.245713]  ? interrupt_entry+0xb5/0xc0
[ 1062.249779]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1062.254795]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1062.259812]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1062.264655]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1062.269674]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1062.274688]  ? task_prio+0x50/0x50
[ 1062.278230]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1062.283771]  ? check_preemption_disabled+0x48/0x280
[ 1062.288796]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1062.293648]  apic_timer_interrupt+0xf/0x20
[ 1062.297877]  </IRQ>
[ 1062.300116] RIP: 0010:console_unlock+0x102f/0x1190
[ 1062.305076] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1062.323971] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1062.331675] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1062.338942] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1062.346212] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1062.353474] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1062.360767] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1062.368045]  ? netconsole_netdev_event+0x280/0x280
[ 1062.372976]  ? console_unlock+0x1026/0x1190
[ 1062.377318]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1062.381984]  ? vprintk_emit+0x846/0x990
[ 1062.385963]  ? lock_release+0xa00/0xa00
[ 1062.389938]  ? trace_hardirqs_on+0x30/0x310
[ 1062.394277]  ? vprintk_default+0x28/0x30
[ 1062.398351]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1062.403489]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1062.409047]  vprintk_emit+0x391/0x990
[ 1062.412852]  ? wake_up_klogd+0x180/0x180
[ 1062.416921]  ? find_held_lock+0x31/0x1c0
[ 1062.420992]  ? mark_held_locks+0xc7/0x130
[ 1062.425159]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1062.429648]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1062.434151]  vprintk_default+0x28/0x30
[ 1062.438038]  vprintk_func+0x7e/0x181
[ 1062.441757]  printk+0xa7/0xcf
[ 1062.444876]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1062.449630]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1062.454136]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1062.459426]  dump_header+0x7cc/0xf72
[ 1062.463183]  ? pagefault_out_of_memory+0x197/0x197
[ 1062.468116]  ? __lock_acquire+0x62f/0x4c20
[ 1062.472351]  ? percpu_ref_get_many+0x240/0x240
[ 1062.476950]  ? print_usage_bug+0xc0/0xc0
[ 1062.481018]  ? zap_class+0x640/0x640
[ 1062.484754]  ? print_usage_bug+0xc0/0xc0
[ 1062.488832]  ? zap_class+0x640/0x640
[ 1062.492551]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1062.498091]  ? find_held_lock+0x36/0x1c0
[ 1062.502156]  ? mark_held_locks+0xc7/0x130
[ 1062.506306]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1062.511421]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1062.516548]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1062.521144]  ? trace_hardirqs_on+0xbd/0x310
[ 1062.525472]  ? kasan_check_read+0x11/0x20
[ 1062.529622]  ? ___ratelimit+0x3b4/0x672
[ 1062.533613]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1062.538718]  ? trace_hardirqs_on+0x310/0x310
[ 1062.543129]  ? lock_downgrade+0x900/0x900
[ 1062.547284]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1062.552387]  ? ___ratelimit+0x3b9/0x672
[ 1062.556369]  ? idr_get_free+0xf70/0xf70
[ 1062.560342]  ? find_held_lock+0x36/0x1c0
[ 1062.564451]  oom_kill_process.cold.27+0x10/0x903
[ 1062.569210]  ? zap_class+0x640/0x640
[ 1062.572924]  ? check_preemption_disabled+0x48/0x280
[ 1062.577940]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1062.582869]  ? kasan_check_read+0x11/0x20
[ 1062.587017]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1062.592294]  ? oom_evaluate_task+0x540/0x540
[ 1062.596706]  ? find_held_lock+0x36/0x1c0
[ 1062.600775]  ? out_of_memory+0x974/0x1430
[ 1062.604924]  ? lock_downgrade+0x900/0x900
[ 1062.609075]  ? check_preemption_disabled+0x48/0x280
[ 1062.614092]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1062.619023]  ? kasan_check_read+0x11/0x20
[ 1062.623167]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1062.628465]  ? rcu_softirq_qs+0x20/0x20
[ 1062.632475]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1062.638029]  ? oom_evaluate_task+0x302/0x540
[ 1062.642454]  out_of_memory+0xa84/0x1430
[ 1062.646448]  ? oom_killer_disable+0x3a0/0x3a0
[ 1062.650945]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1062.655878]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1062.660903]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1062.665788]  ? warn_alloc+0x120/0x120
[ 1062.669585]  ? mark_held_locks+0x130/0x130
[ 1062.673823]  ? find_get_entry+0xaae/0x1120
[ 1062.678066]  ? filemap_map_pages+0x1a20/0x1a20
[ 1062.682651]  ? zap_class+0x640/0x640
[ 1062.686374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1062.691907]  ? check_preemption_disabled+0x48/0x280
[ 1062.696924]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1062.702486]  ? should_fail+0x22d/0xd01
[ 1062.706378]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1062.711483]  ? zap_class+0x640/0x640
[ 1062.715238]  ? __lock_is_held+0xb5/0x140
[ 1062.719304]  ? mark_held_locks+0x130/0x130
[ 1062.723540]  ? lock_release+0xa00/0xa00
[ 1062.728007]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1062.733461]  ? xa_load+0x2ba/0x460
[ 1062.736999]  ? lock_downgrade+0x900/0x900
[ 1062.741151]  ? __might_sleep+0x95/0x190
[ 1062.745127]  __alloc_pages_nodemask+0xad8/0xea0
[ 1062.749807]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1062.754838]  ? __page_cache_alloc+0x191/0x5c0
[ 1062.759330]  ? xa_load+0x2e1/0x460
[ 1062.762871]  ? xa_clear_mark+0x40/0x40
[ 1062.766759]  ? zap_class+0x640/0x640
[ 1062.770480]  ? zap_class+0x640/0x640
[ 1062.774194]  ? zap_class+0x640/0x640
[ 1062.777909]  ? __do_page_cache_readahead+0x663/0x810
[ 1062.783012]  ? find_held_lock+0x36/0x1c0
[ 1062.787075]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1062.792618]  alloc_pages_current+0x173/0x350
[ 1062.797045]  __page_cache_alloc+0x38c/0x5c0
[ 1062.801377]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1062.806302]  ? kasan_check_read+0x11/0x20
[ 1062.810457]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1062.815738]  ? generic_perform_write+0x6a0/0x6a0
[ 1062.820495]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1062.826034]  ? check_preemption_disabled+0x48/0x280
[ 1062.831089]  filemap_fault+0x1595/0x25f0
[ 1062.835161]  ? __lock_page_or_retry+0xa00/0xa00
[ 1062.839830]  ? mark_held_locks+0x130/0x130
[ 1062.844075]  ? filemap_map_pages+0xd6b/0x1a20
[ 1062.848600]  ? lock_downgrade+0x900/0x900
[ 1062.852746]  ? check_preemption_disabled+0x48/0x280
[ 1062.857768]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1062.862821]  ? kasan_check_read+0x11/0x20
[ 1062.866968]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1062.872247]  ? rcu_softirq_qs+0x20/0x20
[ 1062.876233]  ? filemap_map_pages+0xd92/0x1a20
[ 1062.880758]  ? find_get_entries_tag+0x1400/0x1400
[ 1062.885615]  ? debug_object_destroy+0x2b0/0x2b0
[ 1062.890286]  ? lock_pi_update_atomic+0x150/0x150
[ 1062.895036]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1062.900582]  ? lock_acquire+0x1ed/0x520
[ 1062.904557]  ? ext4_filemap_fault+0x7a/0xad
[ 1062.908883]  ? lock_release+0xa00/0xa00
[ 1062.912874]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1062.918327]  ? print_usage_bug+0xc0/0xc0
[ 1062.922394]  ? print_usage_bug+0xc0/0xc0
[ 1062.926479]  ? down_read+0x8d/0x120
[ 1062.930148]  ? ext4_filemap_fault+0x7a/0xad
[ 1062.934489]  ? __down_interruptible+0x700/0x700
[ 1062.939172]  ext4_filemap_fault+0x82/0xad
[ 1062.943321]  __do_fault+0x100/0x6b0
[ 1062.946944]  ? find_held_lock+0x36/0x1c0
[ 1062.951023]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1062.956127]  ? mark_held_locks+0x130/0x130
[ 1062.960360]  ? mark_held_locks+0x130/0x130
[ 1062.964594]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1062.969099]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1062.973596]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1062.978181]  ? kasan_check_read+0x11/0x20
[ 1062.982330]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1062.987889]  __handle_mm_fault+0x3ea0/0x5be0
[ 1062.992304]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1062.997164]  ? finish_task_switch+0x1f4/0x910
[ 1063.001672]  ? finish_task_switch+0x1b4/0x910
[ 1063.006167]  ? __switch_to_asm+0x34/0x70
[ 1063.010233]  ? preempt_notifier_register+0x200/0x200
[ 1063.015331]  ? __switch_to_asm+0x34/0x70
[ 1063.019394]  ? __switch_to_asm+0x34/0x70
[ 1063.023489]  ? zap_class+0x640/0x640
[ 1063.027203]  ? zap_class+0x640/0x640
[ 1063.030916]  ? __x64_sys_futex+0x53e/0x6a0
[ 1063.035152]  ? find_held_lock+0x36/0x1c0
[ 1063.039226]  ? handle_mm_fault+0x42a/0xc70
[ 1063.043480]  ? lock_downgrade+0x900/0x900
[ 1063.047632]  ? check_preemption_disabled+0x48/0x280
[ 1063.052649]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1063.057580]  ? kasan_check_read+0x11/0x20
[ 1063.061728]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1063.067003]  ? rcu_softirq_qs+0x20/0x20
[ 1063.070981]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1063.076087]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1063.081628]  ? check_preemption_disabled+0x48/0x280
[ 1063.086655]  handle_mm_fault+0x54f/0xc70
[ 1063.090725]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1063.095310]  ? find_vma+0x34/0x190
[ 1063.098873]  __do_page_fault+0x5e8/0xe60
[ 1063.102945]  ? trace_hardirqs_off+0xb8/0x310
[ 1063.107362]  do_page_fault+0xf2/0x7e0
[ 1063.111167]  ? vmalloc_sync_all+0x30/0x30
[ 1063.115318]  ? error_entry+0x70/0xd0
[ 1063.119033]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1063.124047]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1063.128989]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1063.133917]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1063.138760]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1063.143805]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1063.149270]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1063.154295]  ? page_fault+0x8/0x30
[ 1063.157853]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1063.162696]  ? page_fault+0x8/0x30
[ 1063.166239]  page_fault+0x1e/0x30
[ 1063.169687] RIP: 0033:0x40f9c0
[ 1063.172892] Code: Bad RIP value.
[ 1063.176254] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1063.181611] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1063.188878] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1063.196146] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1063.203419] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1063.210706] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1063.217995] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1063.218000] warn_alloc_show_mem: 1 callbacks suppressed
[ 1063.218007] Mem-Info:
[ 1063.225191] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1063.230571] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1063.230571]  active_file:15 inactive_file:19 isolated_file:0
[ 1063.230571]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1063.230571]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1063.230571]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1063.230571]  free:13737 free_pcp:253 free_cma:0
[ 1063.232959] Call Trace:
[ 1063.242344] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1063.275275]  <IRQ>
[ 1063.277845] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1063.305439]  dump_stack+0x244/0x39d
[ 1063.307566] lowmem_reserve[]: 0 2818 6321 6321
[ 1063.333672]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1063.337276] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1063.341859]  warn_alloc.cold.116+0xb7/0x1bd
[ 1063.347025] lowmem_reserve[]: 0 0 3503 3503
[ 1063.374547]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1063.378841] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1063.383155]  ? lock_downgrade+0x900/0x900
[ 1063.387971] lowmem_reserve[]: 0 0 0 0
[ 1063.416946]  ? trace_hardirqs_off+0xb8/0x310
[ 1063.421057] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1063.424869]  ? trace_hardirqs_off+0xb8/0x310
[ 1063.429255] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1063.442778]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1063.447164] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1063.462003]  ? warn_alloc+0x120/0x120
[ 1063.466807] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1063.482490]  ? print_usage_bug+0xc0/0xc0
[ 1063.486269] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1063.495093]  ? warn_alloc+0x120/0x120
[ 1063.499139] 1801 total pagecache pages
[ 1063.507708]  ? warn_alloc+0x120/0x120
[ 1063.511492] 0 pages in swap cache
[ 1063.515366]  ? print_usage_bug+0xc0/0xc0
[ 1063.519144] Swap cache stats: add 0, delete 0, find 0/0
[ 1063.522589]  ? print_usage_bug+0xc0/0xc0
[ 1063.526627] Free swap  = 0kB
[ 1063.531994]  ? __lock_acquire+0x62f/0x4c20
[ 1063.536031] Total swap = 0kB
[ 1063.539069]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1063.543279] 1965979 pages RAM
[ 1063.546291]  ? should_fail+0x22d/0xd01
[ 1063.551795] 0 pages HighMem/MovableOnly
[ 1063.551803] 342854 pages reserved
[ 1063.554900]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1063.558764] 0 pages cma reserved
[ 1063.562731]  ? __lock_acquire+0x62f/0x4c20
[ 1063.566215] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1063.571253]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1063.574711] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1063.578867]  ? __lock_acquire+0x62f/0x4c20
[ 1063.585367] syz-fuzzer cpuset=/ mems_allowed=0
[ 1063.590461]  ? should_fail+0x22d/0xd01
[ 1063.613343]  ? find_held_lock+0x36/0x1c0
[ 1063.617422]  ? mark_held_locks+0x130/0x130
[ 1063.621664]  ? mark_held_locks+0x130/0x130
[ 1063.625926]  ? zap_class+0x640/0x640
[ 1063.629660]  ? zap_class+0x640/0x640
[ 1063.633379]  ? print_usage_bug+0xc0/0xc0
[ 1063.637447]  ? do_raw_spin_unlock+0xa7/0x330
[ 1063.641853]  ? zap_class+0x640/0x640
[ 1063.645622]  ? print_usage_bug+0xc0/0xc0
[ 1063.649701]  ? wq_watchdog_touch+0x9c/0xfe
[ 1063.653942]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1063.659506]  ? check_preemption_disabled+0x48/0x280
[ 1063.664532]  ? __lock_is_held+0xb5/0x140
[ 1063.668603]  __alloc_pages_nodemask+0xad8/0xea0
[ 1063.673268]  ? zap_class+0x640/0x640
[ 1063.676983]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1063.682007]  ? find_held_lock+0x36/0x1c0
[ 1063.686092]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1063.690780]  ? lock_downgrade+0x900/0x900
[ 1063.694930]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1063.700477]  cache_grow_begin+0xa5/0x8c0
[ 1063.704538]  ? do_raw_spin_unlock+0xa7/0x330
[ 1063.708977]  fallback_alloc+0x204/0x2e0
[ 1063.712978]  ____cache_alloc_node+0x1c7/0x1e0
[ 1063.717486]  kmem_cache_alloc_node+0xe3/0x730
[ 1063.721978]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1063.726222]  __alloc_skb+0x119/0x770
[ 1063.729939]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1063.735222]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1063.739647]  ? lock_downgrade+0x900/0x900
[ 1063.743798]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1063.749333]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1063.754783]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1063.760235]  ? addrconf_rs_timer+0x690/0x690
[ 1063.764656]  ndisc_alloc_skb+0x144/0x340
[ 1063.768720]  ndisc_send_rs+0x331/0x6e0
[ 1063.772615]  addrconf_rs_timer+0x314/0x690
[ 1063.776853]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1063.781115]  call_timer_fn+0x272/0x920
[ 1063.785001]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1063.789233]  ? process_timeout+0x40/0x40
[ 1063.793315]  ? __run_timers+0x7da/0xc70
[ 1063.797287]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1063.801788]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1063.806281]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1063.810517]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1063.815112]  ? trace_hardirqs_on+0xbd/0x310
[ 1063.819440]  ? kasan_check_read+0x11/0x20
[ 1063.823600]  ? __run_timers+0x7da/0xc70
[ 1063.827606]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1063.832714]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1063.836958]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1063.841188]  __run_timers+0x7e5/0xc70
[ 1063.844996]  ? timer_fixup_init+0x70/0x70
[ 1063.849154]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1063.854166]  ? zap_class+0x640/0x640
[ 1063.857878]  ? enqueue_hrtimer+0x1a5/0x560
[ 1063.862123]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1063.867317]  ? find_held_lock+0x36/0x1c0
[ 1063.871383]  ? zap_class+0x640/0x640
[ 1063.875107]  ? pvclock_read_flags+0x160/0x160
[ 1063.879605]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1063.885141]  ? check_preemption_disabled+0x48/0x280
[ 1063.890169]  ? __lock_is_held+0xb5/0x140
[ 1063.894234]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1063.899789]  ? check_preemption_disabled+0x48/0x280
[ 1063.904810]  run_timer_softirq+0x52/0xb0
[ 1063.908899]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1063.913915]  __do_softirq+0x308/0xb7e
[ 1063.917738]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1063.922233]  ? lock_downgrade+0x900/0x900
[ 1063.926385]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1063.931504]  ? pvclock_read_flags+0x160/0x160
[ 1063.936001]  ? lapic_next_event+0x5a/0x90
[ 1063.940151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1063.945692]  ? kvm_clock_read+0x18/0x30
[ 1063.949666]  ? kvm_sched_clock_read+0x9/0x20
[ 1063.954074]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1063.959613]  ? check_preemption_disabled+0x48/0x280
[ 1063.964639]  irq_exit+0x17f/0x1c0
[ 1063.968093]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1063.972941]  ? smp_reschedule_interrupt+0x109/0x650
[ 1063.977962]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1063.983852]  ? interrupt_entry+0xb5/0xc0
[ 1063.987913]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1063.992929]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1063.997956]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1064.002802]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1064.007816]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1064.012829]  ? task_prio+0x50/0x50
[ 1064.016375]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1064.021916]  ? check_preemption_disabled+0x48/0x280
[ 1064.026959]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1064.031859]  apic_timer_interrupt+0xf/0x20
[ 1064.036104]  </IRQ>
[ 1064.038344] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1064.043273] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1064.062173] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1064.069881] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1064.077149] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1064.084425] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1064.091692] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1064.098971] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1064.106278]  skb_clone+0x1bb/0x500
[ 1064.109820]  ? finish_task_switch+0x2f4/0x910
[ 1064.114315]  ? skb_split+0x11e0/0x11e0
[ 1064.118203]  ? preempt_notifier_register+0x200/0x200
[ 1064.123302]  ? __switch_to_asm+0x34/0x70
[ 1064.127360]  ? __switch_to_asm+0x34/0x70
[ 1064.131427]  ? __switch_to_asm+0x40/0x70
[ 1064.135496]  ? __switch_to_asm+0x34/0x70
[ 1064.139552]  ? __switch_to_asm+0x40/0x70
[ 1064.143614]  ? __switch_to_asm+0x34/0x70
[ 1064.147679]  ? __switch_to_asm+0x40/0x70
[ 1064.151736]  ? __switch_to_asm+0x34/0x70
[ 1064.155817]  ? __switch_to_asm+0x34/0x70
[ 1064.159904]  ? __switch_to_asm+0x40/0x70
[ 1064.163969]  ? __switch_to_asm+0x34/0x70
[ 1064.168030]  bpf_clone_redirect+0xb9/0x490
[ 1064.172270]  ? __schedule+0x8d7/0x21d0
[ 1064.176162]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1064.181182]  ? __sched_text_start+0x8/0x8
[ 1064.185331]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1064.190110]  ? find_held_lock+0x36/0x1c0
[ 1064.194177]  ? lock_acquire+0x1ed/0x520
[ 1064.198153]  ? bpf_test_run+0x3cb/0x780
[ 1064.202142]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1064.207678]  ? check_preemption_disabled+0x48/0x280
[ 1064.212701]  ? kasan_check_read+0x11/0x20
[ 1064.216845]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1064.222117]  ? rcu_softirq_qs+0x20/0x20
[ 1064.226092]  ? preempt_schedule+0x4d/0x60
[ 1064.230240]  ? ___preempt_schedule+0x16/0x18
[ 1064.234656]  ? bpf_test_run+0x25d/0x780
[ 1064.238642]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1064.243051]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1064.248594]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1064.253361]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1064.258208]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1064.263744]  ? fput+0x130/0x1a0
[ 1064.267045]  ? __bpf_prog_get+0x9b/0x290
[ 1064.271108]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1064.275954]  ? bpf_prog_test_run+0x130/0x1a0
[ 1064.280366]  ? __x64_sys_bpf+0x3d8/0x520
[ 1064.284445]  ? bpf_prog_get+0x20/0x20
[ 1064.288264]  ? do_syscall_64+0x1b9/0x820
[ 1064.292322]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1064.297687]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1064.302617]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1064.307477]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1064.312540]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1064.317556]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1064.322594]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1064.327480]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1064.332881] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1064.332956] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1064.339887] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1064.339892] Call Trace:
[ 1064.339898]  <IRQ>
[ 1064.339914]  dump_stack+0x244/0x39d
[ 1064.339936]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1064.346629] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1064.355775]  warn_alloc.cold.116+0xb7/0x1bd
[ 1064.358334] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1064.360479]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1064.394012]  ? lock_downgrade+0x900/0x900
[ 1064.398167]  ? trace_hardirqs_off+0xb8/0x310
[ 1064.402581]  ? trace_hardirqs_off+0xb8/0x310
[ 1064.407014]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1064.411884]  ? warn_alloc+0x120/0x120
[ 1064.415689]  ? print_usage_bug+0xc0/0xc0
[ 1064.419750]  ? warn_alloc+0x120/0x120
[ 1064.423562]  ? warn_alloc+0x120/0x120
[ 1064.427380]  ? print_usage_bug+0xc0/0xc0
[ 1064.431474]  ? kvm_clock_read+0x18/0x30
[ 1064.435456]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1064.440487]  ? print_usage_bug+0xc0/0xc0
[ 1064.444550]  ? __lock_acquire+0x62f/0x4c20
[ 1064.448791]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1064.454323]  ? should_fail+0x22d/0xd01
[ 1064.458210]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1064.463488]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1064.468595]  ? __lock_acquire+0x62f/0x4c20
[ 1064.472834]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1064.477938]  ? __lock_acquire+0x62f/0x4c20
[ 1064.482171]  ? should_fail+0x22d/0xd01
[ 1064.486086]  ? rcu_irq_exit+0x1a2/0x390
[ 1064.490096]  ? mark_held_locks+0x130/0x130
[ 1064.494345]  ? mark_held_locks+0x130/0x130
[ 1064.498584]  ? mark_held_locks+0xc7/0x130
[ 1064.502750]  ? smp_apic_timer_interrupt+0x1cb/0x760
[ 1064.507765]  ? zap_class+0x640/0x640
[ 1064.511483]  ? print_usage_bug+0xc0/0xc0
[ 1064.515550]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1064.521105]  ? check_preemption_disabled+0x48/0x280
[ 1064.526143]  ? __lock_is_held+0xb5/0x140
[ 1064.530208]  __alloc_pages_nodemask+0xad8/0xea0
[ 1064.534875]  ? zap_class+0x640/0x640
[ 1064.538599]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1064.543629]  ? find_held_lock+0x36/0x1c0
[ 1064.547701]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1064.552375]  ? lock_downgrade+0x900/0x900
[ 1064.556563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1064.562119]  cache_grow_begin+0xa5/0x8c0
[ 1064.566179]  ? do_raw_spin_unlock+0xa7/0x330
[ 1064.570599]  fallback_alloc+0x204/0x2e0
[ 1064.574582]  ____cache_alloc_node+0x1c7/0x1e0
[ 1064.579083]  kmem_cache_alloc_node+0xe3/0x730
[ 1064.583579]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1064.587827]  __alloc_skb+0x119/0x770
[ 1064.591556]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1064.596835]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1064.601243]  ? lock_downgrade+0x900/0x900
[ 1064.605401]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1064.610974]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1064.616445]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1064.621896]  ? addrconf_rs_timer+0x690/0x690
[ 1064.626316]  ndisc_alloc_skb+0x144/0x340
[ 1064.630388]  ndisc_send_rs+0x331/0x6e0
[ 1064.634291]  addrconf_rs_timer+0x314/0x690
[ 1064.638532]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1064.642775]  call_timer_fn+0x272/0x920
[ 1064.646660]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1064.650893]  ? process_timeout+0x40/0x40
[ 1064.654961]  ? mark_held_locks+0xc7/0x130
[ 1064.659128]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1064.663625]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1064.668121]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1064.672352]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1064.676935]  ? trace_hardirqs_on+0xbd/0x310
[ 1064.681252]  ? kasan_check_read+0x11/0x20
[ 1064.685409]  ? __run_timers+0x7da/0xc70
[ 1064.689394]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1064.694515]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1064.698758]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1064.702991]  __run_timers+0x7e5/0xc70
[ 1064.706804]  ? timer_fixup_init+0x70/0x70
[ 1064.710959]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1064.715972]  ? zap_class+0x640/0x640
[ 1064.719705]  ? print_usage_bug+0xc0/0xc0
[ 1064.723802]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1064.729484]  ? find_held_lock+0x36/0x1c0
[ 1064.733555]  ? zap_class+0x640/0x640
[ 1064.737275]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1064.742822]  ? check_preemption_disabled+0x48/0x280
[ 1064.747861]  ? __lock_is_held+0xb5/0x140
[ 1064.751923]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1064.757464]  ? check_preemption_disabled+0x48/0x280
[ 1064.762486]  run_timer_softirq+0x52/0xb0
[ 1064.766578]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1064.771598]  __do_softirq+0x308/0xb7e
[ 1064.775404]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1064.779927]  ? lock_downgrade+0x900/0x900
[ 1064.784081]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1064.789190]  ? pvclock_read_flags+0x160/0x160
[ 1064.793686]  ? lapic_next_event+0x5a/0x90
[ 1064.797869]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1064.803409]  ? kvm_clock_read+0x18/0x30
[ 1064.807395]  ? kvm_sched_clock_read+0x9/0x20
[ 1064.811844]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1064.817380]  ? check_preemption_disabled+0x48/0x280
[ 1064.822446]  irq_exit+0x17f/0x1c0
[ 1064.825931]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1064.830771]  ? smp_reschedule_interrupt+0x109/0x650
[ 1064.835790]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1064.841675]  ? interrupt_entry+0xb5/0xc0
[ 1064.845734]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1064.850760]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1064.855777]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1064.860625]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1064.865653]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1064.870669]  ? task_prio+0x50/0x50
[ 1064.874212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1064.879750]  ? check_preemption_disabled+0x48/0x280
[ 1064.884777]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1064.889626]  apic_timer_interrupt+0xf/0x20
[ 1064.893852]  </IRQ>
[ 1064.896086] RIP: 0010:console_unlock+0x102f/0x1190
[ 1064.901012] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1064.919909] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1064.927634] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1064.934898] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1064.942165] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1064.949453] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1064.956737] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1064.964010]  ? netconsole_netdev_event+0x280/0x280
[ 1064.968943]  ? console_unlock+0x1026/0x1190
[ 1064.973283]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1064.977950]  ? vprintk_emit+0x846/0x990
[ 1064.981928]  ? lock_release+0xa00/0xa00
[ 1064.985904]  ? trace_hardirqs_on+0x30/0x310
[ 1064.990222]  ? vprintk_default+0x28/0x30
[ 1064.994300]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1064.999404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1065.004959]  vprintk_emit+0x391/0x990
[ 1065.008762]  ? wake_up_klogd+0x180/0x180
[ 1065.012829]  ? find_held_lock+0x31/0x1c0
[ 1065.016902]  ? mark_held_locks+0xc7/0x130
[ 1065.021051]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1065.025546]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1065.030045]  vprintk_default+0x28/0x30
[ 1065.033936]  vprintk_func+0x7e/0x181
[ 1065.037649]  printk+0xa7/0xcf
[ 1065.040753]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1065.045512]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1065.050020]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1065.055300]  dump_header+0x7cc/0xf72
[ 1065.059022]  ? pagefault_out_of_memory+0x197/0x197
[ 1065.063958]  ? __lock_acquire+0x62f/0x4c20
[ 1065.068192]  ? percpu_ref_get_many+0x240/0x240
[ 1065.072807]  ? print_usage_bug+0xc0/0xc0
[ 1065.076873]  ? zap_class+0x640/0x640
[ 1065.080588]  ? print_usage_bug+0xc0/0xc0
[ 1065.084649]  ? zap_class+0x640/0x640
[ 1065.088363]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1065.093914]  ? find_held_lock+0x36/0x1c0
[ 1065.097984]  ? mark_held_locks+0xc7/0x130
[ 1065.102134]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1065.107236]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1065.112341]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1065.116944]  ? trace_hardirqs_on+0xbd/0x310
[ 1065.121265]  ? kasan_check_read+0x11/0x20
[ 1065.125410]  ? ___ratelimit+0x3b4/0x672
[ 1065.129400]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1065.134518]  ? trace_hardirqs_on+0x310/0x310
[ 1065.138942]  ? lock_downgrade+0x900/0x900
[ 1065.143093]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1065.148198]  ? ___ratelimit+0x3b9/0x672
[ 1065.152173]  ? idr_get_free+0xf70/0xf70
[ 1065.156147]  ? find_held_lock+0x36/0x1c0
[ 1065.160216]  oom_kill_process.cold.27+0x10/0x903
[ 1065.164985]  ? zap_class+0x640/0x640
[ 1065.168698]  ? check_preemption_disabled+0x48/0x280
[ 1065.173715]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1065.178647]  ? kasan_check_read+0x11/0x20
[ 1065.182793]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1065.188082]  ? oom_evaluate_task+0x540/0x540
[ 1065.192514]  ? find_held_lock+0x36/0x1c0
[ 1065.196581]  ? out_of_memory+0x974/0x1430
[ 1065.200731]  ? lock_downgrade+0x900/0x900
[ 1065.204881]  ? check_preemption_disabled+0x48/0x280
[ 1065.209901]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1065.214835]  ? kasan_check_read+0x11/0x20
[ 1065.218995]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1065.224271]  ? rcu_softirq_qs+0x20/0x20
[ 1065.228249]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1065.233784]  ? oom_evaluate_task+0x302/0x540
[ 1065.238216]  out_of_memory+0xa84/0x1430
[ 1065.242200]  ? oom_killer_disable+0x3a0/0x3a0
[ 1065.246698]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1065.251630]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1065.256662]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1065.261540]  ? warn_alloc+0x120/0x120
[ 1065.265344]  ? mark_held_locks+0x130/0x130
[ 1065.269583]  ? find_get_entry+0xaae/0x1120
[ 1065.273825]  ? filemap_map_pages+0x1a20/0x1a20
[ 1065.278453]  ? zap_class+0x640/0x640
[ 1065.282173]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1065.287715]  ? check_preemption_disabled+0x48/0x280
[ 1065.292734]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1065.298303]  ? should_fail+0x22d/0xd01
[ 1065.302192]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1065.307301]  ? zap_class+0x640/0x640
[ 1065.311039]  ? __lock_is_held+0xb5/0x140
[ 1065.315108]  ? mark_held_locks+0x130/0x130
[ 1065.319345]  ? lock_release+0xa00/0xa00
[ 1065.323336]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1065.328784]  ? xa_load+0x2ba/0x460
[ 1065.332324]  ? lock_downgrade+0x900/0x900
[ 1065.336477]  ? __might_sleep+0x95/0x190
[ 1065.340462]  __alloc_pages_nodemask+0xad8/0xea0
[ 1065.345137]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1065.350151]  ? __page_cache_alloc+0x191/0x5c0
[ 1065.354647]  ? xa_load+0x2e1/0x460
[ 1065.358187]  ? xa_clear_mark+0x40/0x40
[ 1065.362075]  ? zap_class+0x640/0x640
[ 1065.365797]  ? zap_class+0x640/0x640
[ 1065.369525]  ? zap_class+0x640/0x640
[ 1065.373255]  ? __do_page_cache_readahead+0x663/0x810
[ 1065.378390]  ? find_held_lock+0x36/0x1c0
[ 1065.382465]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1065.388013]  alloc_pages_current+0x173/0x350
[ 1065.392458]  __page_cache_alloc+0x38c/0x5c0
[ 1065.396789]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1065.401718]  ? kasan_check_read+0x11/0x20
[ 1065.405864]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1065.411140]  ? generic_perform_write+0x6a0/0x6a0
[ 1065.415895]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1065.421446]  ? check_preemption_disabled+0x48/0x280
[ 1065.426479]  filemap_fault+0x1595/0x25f0
[ 1065.430557]  ? __lock_page_or_retry+0xa00/0xa00
[ 1065.435235]  ? mark_held_locks+0x130/0x130
[ 1065.439477]  ? filemap_map_pages+0xd6b/0x1a20
[ 1065.443990]  ? lock_downgrade+0x900/0x900
[ 1065.448140]  ? check_preemption_disabled+0x48/0x280
[ 1065.453156]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1065.458083]  ? kasan_check_read+0x11/0x20
[ 1065.462232]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1065.467508]  ? rcu_softirq_qs+0x20/0x20
[ 1065.471498]  ? filemap_map_pages+0xd92/0x1a20
[ 1065.476009]  ? find_get_entries_tag+0x1400/0x1400
[ 1065.480861]  ? debug_object_destroy+0x2b0/0x2b0
[ 1065.485536]  ? lock_pi_update_atomic+0x150/0x150
[ 1065.490289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1065.495837]  ? lock_acquire+0x1ed/0x520
[ 1065.499809]  ? ext4_filemap_fault+0x7a/0xad
[ 1065.504141]  ? lock_release+0xa00/0xa00
[ 1065.508115]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1065.513565]  ? print_usage_bug+0xc0/0xc0
[ 1065.517630]  ? print_usage_bug+0xc0/0xc0
[ 1065.521703]  ? down_read+0x8d/0x120
[ 1065.525326]  ? ext4_filemap_fault+0x7a/0xad
[ 1065.529649]  ? __down_interruptible+0x700/0x700
[ 1065.534329]  ext4_filemap_fault+0x82/0xad
[ 1065.538477]  __do_fault+0x100/0x6b0
[ 1065.542105]  ? find_held_lock+0x36/0x1c0
[ 1065.546171]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1065.551277]  ? mark_held_locks+0x130/0x130
[ 1065.555514]  ? mark_held_locks+0x130/0x130
[ 1065.559746]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1065.564267]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1065.568767]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1065.573355]  ? kasan_check_read+0x11/0x20
[ 1065.577506]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1065.583049]  __handle_mm_fault+0x3ea0/0x5be0
[ 1065.587473]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1065.592330]  ? finish_task_switch+0x1f4/0x910
[ 1065.596838]  ? finish_task_switch+0x1b4/0x910
[ 1065.601329]  ? __switch_to_asm+0x34/0x70
[ 1065.605393]  ? preempt_notifier_register+0x200/0x200
[ 1065.610499]  ? __switch_to_asm+0x34/0x70
[ 1065.614562]  ? __switch_to_asm+0x34/0x70
[ 1065.618634]  ? zap_class+0x640/0x640
[ 1065.622355]  ? zap_class+0x640/0x640
[ 1065.626072]  ? __x64_sys_futex+0x53e/0x6a0
[ 1065.630317]  ? find_held_lock+0x36/0x1c0
[ 1065.634391]  ? handle_mm_fault+0x42a/0xc70
[ 1065.638639]  ? lock_downgrade+0x900/0x900
[ 1065.642786]  ? check_preemption_disabled+0x48/0x280
[ 1065.647831]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1065.652756]  ? kasan_check_read+0x11/0x20
[ 1065.656902]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1065.662181]  ? rcu_softirq_qs+0x20/0x20
[ 1065.666157]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1065.671260]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1065.676802]  ? check_preemption_disabled+0x48/0x280
[ 1065.681823]  handle_mm_fault+0x54f/0xc70
[ 1065.685904]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1065.690490]  ? find_vma+0x34/0x190
[ 1065.694034]  __do_page_fault+0x5e8/0xe60
[ 1065.698093]  ? trace_hardirqs_off+0xb8/0x310
[ 1065.702513]  do_page_fault+0xf2/0x7e0
[ 1065.706316]  ? vmalloc_sync_all+0x30/0x30
[ 1065.710464]  ? error_entry+0x70/0xd0
[ 1065.714191]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1065.719203]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1065.724136]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1065.729069]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1065.733910]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1065.738926]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1065.744385]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1065.749405]  ? page_fault+0x8/0x30
[ 1065.752961]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1065.757804]  ? page_fault+0x8/0x30
[ 1065.761343]  page_fault+0x1e/0x30
[ 1065.764792] RIP: 0033:0x40f9c0
[ 1065.768008] Code: Bad RIP value.
[ 1065.771373] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1065.776730] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1065.783999] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1065.791267] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1065.798531] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1065.805797] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1065.813108] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1065.813114] warn_alloc_show_mem: 1 callbacks suppressed
[ 1065.813121] Mem-Info:
[ 1065.820310] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1065.825720] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1065.825720]  active_file:15 inactive_file:19 isolated_file:0
[ 1065.825720]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1065.825720]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1065.825720]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1065.825720]  free:13737 free_pcp:253 free_cma:0
[ 1065.828097] Call Trace:
[ 1065.837499] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1065.870443]  <IRQ>
[ 1065.873017] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1065.900600]  dump_stack+0x244/0x39d
[ 1065.902724] lowmem_reserve[]: 0 2818 6321 6321
[ 1065.928827]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1065.932449] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1065.937043]  warn_alloc.cold.116+0xb7/0x1bd
[ 1065.942190] lowmem_reserve[]: 0 0 3503 3503
[ 1065.969693]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1065.973986] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1065.978311]  ? lock_downgrade+0x900/0x900
[ 1065.983127] lowmem_reserve[]: 0 0 0 0
[ 1066.012111]  ? trace_hardirqs_off+0xb8/0x310
[ 1066.016230] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1066.020021]  ? trace_hardirqs_off+0xb8/0x310
[ 1066.024400] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1066.037944]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1066.042317] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1066.057156]  ? warn_alloc+0x120/0x120
[ 1066.061961] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1066.077642]  ? print_usage_bug+0xc0/0xc0
[ 1066.081430] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1066.090252]  ? warn_alloc+0x120/0x120
[ 1066.094302] 1801 total pagecache pages
[ 1066.102869]  ? warn_alloc+0x120/0x120
[ 1066.106652] 0 pages in swap cache
[ 1066.110551]  ? print_usage_bug+0xc0/0xc0
[ 1066.114345] Swap cache stats: add 0, delete 0, find 0/0
[ 1066.117801]  ? kvm_clock_read+0x18/0x30
[ 1066.121849] Free swap  = 0kB
[ 1066.127221]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1066.131171] Total swap = 0kB
[ 1066.134182]  ? print_usage_bug+0xc0/0xc0
[ 1066.139180] 1965979 pages RAM
[ 1066.142191]  ? __lock_acquire+0x62f/0x4c20
[ 1066.146227] 0 pages HighMem/MovableOnly
[ 1066.149325]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1066.153530] 342854 pages reserved
[ 1066.157497]  ? should_fail+0x22d/0xd01
[ 1066.163004] 0 pages cma reserved
[ 1066.166469]  ? __lock_acquire+0x62f/0x4c20
[ 1066.170386] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1066.173687]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1066.173702]  ? __lock_acquire+0x62f/0x4c20
[ 1066.173719]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1066.177992] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1066.184428]  ? __lock_acquire+0x62f/0x4c20
[ 1066.189509] syz-fuzzer cpuset=/ mems_allowed=0
[ 1066.193751]  ? should_fail+0x22d/0xd01
[ 1066.221729]  ? mark_held_locks+0x130/0x130
[ 1066.225971]  ? mark_held_locks+0x130/0x130
[ 1066.230205]  ? try_to_wake_up+0x11c/0x1490
[ 1066.234479]  ? lock_downgrade+0x900/0x900
[ 1066.238635]  ? zap_class+0x640/0x640
[ 1066.242349]  ? print_usage_bug+0xc0/0xc0
[ 1066.246446]  ? trace_hardirqs_off+0xb8/0x310
[ 1066.250880]  ? kasan_check_read+0x11/0x20
[ 1066.255037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1066.260590]  ? check_preemption_disabled+0x48/0x280
[ 1066.265636]  ? __lock_is_held+0xb5/0x140
[ 1066.269707]  __alloc_pages_nodemask+0xad8/0xea0
[ 1066.274374]  ? zap_class+0x640/0x640
[ 1066.278088]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1066.283110]  ? find_held_lock+0x36/0x1c0
[ 1066.287196]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1066.291868]  ? lock_downgrade+0x900/0x900
[ 1066.296023]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1066.301565]  cache_grow_begin+0xa5/0x8c0
[ 1066.305627]  ? do_raw_spin_unlock+0xa7/0x330
[ 1066.310044]  fallback_alloc+0x204/0x2e0
[ 1066.314025]  ____cache_alloc_node+0x1c7/0x1e0
[ 1066.318530]  kmem_cache_alloc_node+0xe3/0x730
[ 1066.323026]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1066.327270]  __alloc_skb+0x119/0x770
[ 1066.330986]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1066.336271]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1066.340685]  ? lock_downgrade+0x900/0x900
[ 1066.344838]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1066.350373]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1066.355832]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1066.361298]  ? addrconf_rs_timer+0x690/0x690
[ 1066.365722]  ndisc_alloc_skb+0x144/0x340
[ 1066.369790]  ndisc_send_rs+0x331/0x6e0
[ 1066.373683]  addrconf_rs_timer+0x314/0x690
[ 1066.377922]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1066.382168]  call_timer_fn+0x272/0x920
[ 1066.386053]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1066.390291]  ? process_timeout+0x40/0x40
[ 1066.394359]  ? __run_timers+0x7da/0xc70
[ 1066.398333]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1066.402830]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1066.407325]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1066.411563]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1066.416158]  ? trace_hardirqs_on+0xbd/0x310
[ 1066.420508]  ? kasan_check_read+0x11/0x20
[ 1066.424654]  ? __run_timers+0x7da/0xc70
[ 1066.428630]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1066.433759]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1066.437995]  __run_timers+0x7e5/0xc70
[ 1066.441800]  ? timer_fixup_init+0x70/0x70
[ 1066.445952]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1066.450969]  ? zap_class+0x640/0x640
[ 1066.454688]  ? enqueue_hrtimer+0x1a5/0x560
[ 1066.458927]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1066.464130]  ? find_held_lock+0x36/0x1c0
[ 1066.468199]  ? zap_class+0x640/0x640
[ 1066.471915]  ? pvclock_read_flags+0x160/0x160
[ 1066.476427]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1066.481982]  ? check_preemption_disabled+0x48/0x280
[ 1066.487005]  ? __lock_is_held+0xb5/0x140
[ 1066.491068]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1066.496609]  ? check_preemption_disabled+0x48/0x280
[ 1066.501631]  run_timer_softirq+0x52/0xb0
[ 1066.505692]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1066.510708]  __do_softirq+0x308/0xb7e
[ 1066.514515]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1066.519013]  ? lock_downgrade+0x900/0x900
[ 1066.523174]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1066.528282]  ? pvclock_read_flags+0x160/0x160
[ 1066.532779]  ? lapic_next_event+0x5a/0x90
[ 1066.536951]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1066.542506]  ? kvm_clock_read+0x18/0x30
[ 1066.546483]  ? kvm_sched_clock_read+0x9/0x20
[ 1066.550892]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1066.556439]  ? check_preemption_disabled+0x48/0x280
[ 1066.561483]  irq_exit+0x17f/0x1c0
[ 1066.564943]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1066.569803]  ? smp_reschedule_interrupt+0x109/0x650
[ 1066.574836]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1066.580733]  ? interrupt_entry+0xb5/0xc0
[ 1066.584796]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1066.589811]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1066.594828]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1066.599672]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1066.604685]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1066.609702]  ? task_prio+0x50/0x50
[ 1066.613242]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1066.618780]  ? check_preemption_disabled+0x48/0x280
[ 1066.623831]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1066.628701]  apic_timer_interrupt+0xf/0x20
[ 1066.632929]  </IRQ>
[ 1066.635175] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1066.640106] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1066.659022] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1066.666728] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1066.673998] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1066.681263] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1066.688530] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1066.695796] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1066.703101]  skb_clone+0x1bb/0x500
[ 1066.706648]  ? finish_task_switch+0x2f4/0x910
[ 1066.711178]  ? skb_split+0x11e0/0x11e0
[ 1066.715095]  ? preempt_notifier_register+0x200/0x200
[ 1066.720209]  ? __switch_to_asm+0x34/0x70
[ 1066.724265]  ? __switch_to_asm+0x34/0x70
[ 1066.728442]  ? __switch_to_asm+0x40/0x70
[ 1066.732500]  ? __switch_to_asm+0x34/0x70
[ 1066.736560]  ? __switch_to_asm+0x40/0x70
[ 1066.740618]  ? __switch_to_asm+0x34/0x70
[ 1066.744678]  ? __switch_to_asm+0x40/0x70
[ 1066.748735]  ? __switch_to_asm+0x34/0x70
[ 1066.752793]  ? __switch_to_asm+0x34/0x70
[ 1066.756852]  ? __switch_to_asm+0x40/0x70
[ 1066.760928]  ? __switch_to_asm+0x34/0x70
[ 1066.765010]  bpf_clone_redirect+0xb9/0x490
[ 1066.769263]  ? __schedule+0x8d7/0x21d0
[ 1066.773161]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1066.778180]  ? __sched_text_start+0x8/0x8
[ 1066.782330]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1066.787098]  ? find_held_lock+0x36/0x1c0
[ 1066.791168]  ? lock_acquire+0x1ed/0x520
[ 1066.795173]  ? bpf_test_run+0x3cb/0x780
[ 1066.799149]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1066.804697]  ? check_preemption_disabled+0x48/0x280
[ 1066.809725]  ? kasan_check_read+0x11/0x20
[ 1066.813889]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1066.819164]  ? rcu_softirq_qs+0x20/0x20
[ 1066.823138]  ? preempt_schedule+0x4d/0x60
[ 1066.827283]  ? ___preempt_schedule+0x16/0x18
[ 1066.831696]  ? bpf_test_run+0x25d/0x780
[ 1066.835682]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1066.840093]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1066.845640]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1066.850403]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1066.855254]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1066.861256]  ? fput+0x130/0x1a0
[ 1066.864555]  ? __bpf_prog_get+0x9b/0x290
[ 1066.868622]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1066.873463]  ? bpf_prog_test_run+0x130/0x1a0
[ 1066.877873]  ? __x64_sys_bpf+0x3d8/0x520
[ 1066.881931]  ? bpf_prog_get+0x20/0x20
[ 1066.885757]  ? do_syscall_64+0x1b9/0x820
[ 1066.889813]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1066.895181]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1066.900108]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1066.904959]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1066.909976]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1066.914995]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1066.920026]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1066.924876]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1066.930261] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1066.930328] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1066.937268] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1066.937273] Call Trace:
[ 1066.937279]  <IRQ>
[ 1066.937296]  dump_stack+0x244/0x39d
[ 1066.937315]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1066.943872] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1066.953155]  warn_alloc.cold.116+0xb7/0x1bd
[ 1066.955710] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1066.957853]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1066.991368]  ? lock_downgrade+0x900/0x900
[ 1066.995524]  ? trace_hardirqs_off+0xb8/0x310
[ 1066.999941]  ? trace_hardirqs_off+0xb8/0x310
[ 1067.004357]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1067.009244]  ? warn_alloc+0x120/0x120
[ 1067.013046]  ? print_usage_bug+0xc0/0xc0
[ 1067.017106]  ? warn_alloc+0x120/0x120
[ 1067.020913]  ? warn_alloc+0x120/0x120
[ 1067.024714]  ? print_usage_bug+0xc0/0xc0
[ 1067.028779]  ? print_usage_bug+0xc0/0xc0
[ 1067.032842]  ? __lock_acquire+0x62f/0x4c20
[ 1067.037085]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1067.042624]  ? should_fail+0x22d/0xd01
[ 1067.046517]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1067.051621]  ? __lock_acquire+0x62f/0x4c20
[ 1067.055880]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1067.060992]  ? __lock_acquire+0x62f/0x4c20
[ 1067.065222]  ? should_fail+0x22d/0xd01
[ 1067.069107]  ? find_held_lock+0x36/0x1c0
[ 1067.073175]  ? mark_held_locks+0x130/0x130
[ 1067.077422]  ? mark_held_locks+0x130/0x130
[ 1067.081659]  ? zap_class+0x640/0x640
[ 1067.085370]  ? zap_class+0x640/0x640
[ 1067.089115]  ? print_usage_bug+0xc0/0xc0
[ 1067.093176]  ? do_raw_spin_unlock+0xa7/0x330
[ 1067.097583]  ? zap_class+0x640/0x640
[ 1067.101297]  ? print_usage_bug+0xc0/0xc0
[ 1067.105360]  ? wq_watchdog_touch+0x9c/0xfe
[ 1067.109599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1067.115168]  ? check_preemption_disabled+0x48/0x280
[ 1067.120224]  ? __lock_is_held+0xb5/0x140
[ 1067.124287]  __alloc_pages_nodemask+0xad8/0xea0
[ 1067.128965]  ? zap_class+0x640/0x640
[ 1067.132700]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1067.137728]  ? find_held_lock+0x36/0x1c0
[ 1067.141801]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1067.146475]  ? lock_downgrade+0x900/0x900
[ 1067.150634]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1067.156193]  cache_grow_begin+0xa5/0x8c0
[ 1067.160254]  ? do_raw_spin_unlock+0xa7/0x330
[ 1067.164670]  fallback_alloc+0x204/0x2e0
[ 1067.168649]  ____cache_alloc_node+0x1c7/0x1e0
[ 1067.173150]  kmem_cache_alloc_node+0xe3/0x730
[ 1067.177651]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1067.181901]  __alloc_skb+0x119/0x770
[ 1067.185613]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1067.190892]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1067.195306]  ? lock_downgrade+0x900/0x900
[ 1067.199464]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1067.205005]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1067.210463]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1067.215913]  ? addrconf_rs_timer+0x690/0x690
[ 1067.220335]  ndisc_alloc_skb+0x144/0x340
[ 1067.224403]  ndisc_send_rs+0x331/0x6e0
[ 1067.228313]  addrconf_rs_timer+0x314/0x690
[ 1067.232550]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1067.236793]  call_timer_fn+0x272/0x920
[ 1067.240676]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1067.244909]  ? process_timeout+0x40/0x40
[ 1067.248981]  ? mark_held_locks+0xc7/0x130
[ 1067.253128]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1067.257640]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1067.262150]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1067.266393]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1067.270985]  ? trace_hardirqs_on+0xbd/0x310
[ 1067.275306]  ? kasan_check_read+0x11/0x20
[ 1067.279460]  ? __run_timers+0x7da/0xc70
[ 1067.283451]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1067.288577]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1067.292820]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1067.297050]  __run_timers+0x7e5/0xc70
[ 1067.300861]  ? timer_fixup_init+0x70/0x70
[ 1067.305027]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1067.310060]  ? zap_class+0x640/0x640
[ 1067.313782]  ? print_usage_bug+0xc0/0xc0
[ 1067.317842]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1067.323035]  ? find_held_lock+0x36/0x1c0
[ 1067.327098]  ? zap_class+0x640/0x640
[ 1067.330819]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1067.336374]  ? check_preemption_disabled+0x48/0x280
[ 1067.341404]  ? __lock_is_held+0xb5/0x140
[ 1067.345480]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1067.351014]  ? check_preemption_disabled+0x48/0x280
[ 1067.356045]  run_timer_softirq+0x52/0xb0
[ 1067.360108]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1067.365126]  __do_softirq+0x308/0xb7e
[ 1067.368943]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1067.373460]  ? lock_downgrade+0x900/0x900
[ 1067.377617]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1067.382733]  ? pvclock_read_flags+0x160/0x160
[ 1067.387261]  ? lapic_next_event+0x5a/0x90
[ 1067.391411]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1067.396965]  ? kvm_clock_read+0x18/0x30
[ 1067.400937]  ? kvm_sched_clock_read+0x9/0x20
[ 1067.405352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1067.410888]  ? check_preemption_disabled+0x48/0x280
[ 1067.415916]  irq_exit+0x17f/0x1c0
[ 1067.419397]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1067.424247]  ? smp_reschedule_interrupt+0x109/0x650
[ 1067.429269]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1067.435155]  ? interrupt_entry+0xb5/0xc0
[ 1067.439216]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1067.444243]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1067.449258]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1067.454100]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1067.459147]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1067.464161]  ? task_prio+0x50/0x50
[ 1067.467702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1067.473239]  ? check_preemption_disabled+0x48/0x280
[ 1067.478260]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1067.483117]  apic_timer_interrupt+0xf/0x20
[ 1067.487346]  </IRQ>
[ 1067.489588] RIP: 0010:console_unlock+0x102f/0x1190
[ 1067.494518] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1067.513425] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1067.521168] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1067.528455] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1067.535737] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1067.543007] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1067.550271] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1067.557547]  ? netconsole_netdev_event+0x280/0x280
[ 1067.562482]  ? console_unlock+0x1026/0x1190
[ 1067.566879]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1067.571558]  ? vprintk_emit+0x846/0x990
[ 1067.575549]  ? lock_release+0xa00/0xa00
[ 1067.579539]  ? trace_hardirqs_on+0x30/0x310
[ 1067.583861]  ? vprintk_default+0x28/0x30
[ 1067.587927]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1067.593052]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1067.598595]  vprintk_emit+0x391/0x990
[ 1067.602404]  ? wake_up_klogd+0x180/0x180
[ 1067.606484]  ? find_held_lock+0x31/0x1c0
[ 1067.610552]  ? mark_held_locks+0xc7/0x130
[ 1067.614705]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1067.619196]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1067.623700]  vprintk_default+0x28/0x30
[ 1067.627590]  vprintk_func+0x7e/0x181
[ 1067.631304]  printk+0xa7/0xcf
[ 1067.634407]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1067.639176]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1067.643681]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1067.648993]  dump_header+0x7cc/0xf72
[ 1067.652718]  ? pagefault_out_of_memory+0x197/0x197
[ 1067.657654]  ? __lock_acquire+0x62f/0x4c20
[ 1067.661889]  ? percpu_ref_get_many+0x240/0x240
[ 1067.666476]  ? print_usage_bug+0xc0/0xc0
[ 1067.670546]  ? zap_class+0x640/0x640
[ 1067.674264]  ? print_usage_bug+0xc0/0xc0
[ 1067.678325]  ? zap_class+0x640/0x640
[ 1067.682043]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1067.687583]  ? find_held_lock+0x36/0x1c0
[ 1067.691656]  ? mark_held_locks+0xc7/0x130
[ 1067.695809]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1067.700909]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1067.706010]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1067.710593]  ? trace_hardirqs_on+0xbd/0x310
[ 1067.714929]  ? kasan_check_read+0x11/0x20
[ 1067.719078]  ? ___ratelimit+0x3b4/0x672
[ 1067.723057]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1067.728157]  ? trace_hardirqs_on+0x310/0x310
[ 1067.732562]  ? lock_downgrade+0x900/0x900
[ 1067.736713]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1067.741816]  ? ___ratelimit+0x3b9/0x672
[ 1067.745796]  ? idr_get_free+0xf70/0xf70
[ 1067.749770]  ? find_held_lock+0x36/0x1c0
[ 1067.753840]  oom_kill_process.cold.27+0x10/0x903
[ 1067.758595]  ? zap_class+0x640/0x640
[ 1067.762322]  ? check_preemption_disabled+0x48/0x280
[ 1067.767341]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1067.772266]  ? kasan_check_read+0x11/0x20
[ 1067.776422]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1067.781704]  ? oom_evaluate_task+0x540/0x540
[ 1067.786117]  ? find_held_lock+0x36/0x1c0
[ 1067.790194]  ? out_of_memory+0x974/0x1430
[ 1067.794348]  ? lock_downgrade+0x900/0x900
[ 1067.798494]  ? check_preemption_disabled+0x48/0x280
[ 1067.803514]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1067.808456]  ? kasan_check_read+0x11/0x20
[ 1067.812603]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1067.817880]  ? rcu_softirq_qs+0x20/0x20
[ 1067.821868]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1067.827426]  ? oom_evaluate_task+0x302/0x540
[ 1067.831860]  out_of_memory+0xa84/0x1430
[ 1067.835880]  ? oom_killer_disable+0x3a0/0x3a0
[ 1067.840376]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1067.845304]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1067.850334]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1067.855209]  ? warn_alloc+0x120/0x120
[ 1067.859040]  ? mark_held_locks+0x130/0x130
[ 1067.863279]  ? find_get_entry+0xaae/0x1120
[ 1067.867525]  ? filemap_map_pages+0x1a20/0x1a20
[ 1067.872108]  ? zap_class+0x640/0x640
[ 1067.875840]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1067.881392]  ? check_preemption_disabled+0x48/0x280
[ 1067.886425]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1067.891975]  ? should_fail+0x22d/0xd01
[ 1067.895884]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1067.900987]  ? zap_class+0x640/0x640
[ 1067.904736]  ? __lock_is_held+0xb5/0x140
[ 1067.908817]  ? mark_held_locks+0x130/0x130
[ 1067.913071]  ? lock_release+0xa00/0xa00
[ 1067.917064]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1067.922521]  ? xa_load+0x2ba/0x460
[ 1067.926063]  ? lock_downgrade+0x900/0x900
[ 1067.930209]  ? __might_sleep+0x95/0x190
[ 1067.934181]  __alloc_pages_nodemask+0xad8/0xea0
[ 1067.938855]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1067.943875]  ? __page_cache_alloc+0x191/0x5c0
[ 1067.948370]  ? xa_load+0x2e1/0x460
[ 1067.951912]  ? xa_clear_mark+0x40/0x40
[ 1067.955817]  ? zap_class+0x640/0x640
[ 1067.959536]  ? zap_class+0x640/0x640
[ 1067.963251]  ? zap_class+0x640/0x640
[ 1067.966963]  ? __do_page_cache_readahead+0x663/0x810
[ 1067.972073]  ? find_held_lock+0x36/0x1c0
[ 1067.976146]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1067.981692]  alloc_pages_current+0x173/0x350
[ 1067.986123]  __page_cache_alloc+0x38c/0x5c0
[ 1067.990451]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1067.995377]  ? kasan_check_read+0x11/0x20
[ 1067.999528]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1068.004806]  ? generic_perform_write+0x6a0/0x6a0
[ 1068.009561]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1068.015096]  ? check_preemption_disabled+0x48/0x280
[ 1068.020132]  filemap_fault+0x1595/0x25f0
[ 1068.024218]  ? __lock_page_or_retry+0xa00/0xa00
[ 1068.028890]  ? mark_held_locks+0x130/0x130
[ 1068.033158]  ? filemap_map_pages+0xd6b/0x1a20
[ 1068.037669]  ? lock_downgrade+0x900/0x900
[ 1068.041818]  ? check_preemption_disabled+0x48/0x280
[ 1068.046837]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1068.051764]  ? kasan_check_read+0x11/0x20
[ 1068.055910]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1068.061185]  ? rcu_softirq_qs+0x20/0x20
[ 1068.065175]  ? filemap_map_pages+0xd92/0x1a20
[ 1068.069683]  ? find_get_entries_tag+0x1400/0x1400
[ 1068.074529]  ? debug_object_destroy+0x2b0/0x2b0
[ 1068.079228]  ? lock_pi_update_atomic+0x150/0x150
[ 1068.083983]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1068.089531]  ? lock_acquire+0x1ed/0x520
[ 1068.093504]  ? ext4_filemap_fault+0x7a/0xad
[ 1068.097834]  ? lock_release+0xa00/0xa00
[ 1068.101811]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1068.107259]  ? print_usage_bug+0xc0/0xc0
[ 1068.111352]  ? print_usage_bug+0xc0/0xc0
[ 1068.115431]  ? down_read+0x8d/0x120
[ 1068.119063]  ? ext4_filemap_fault+0x7a/0xad
[ 1068.123386]  ? __down_interruptible+0x700/0x700
[ 1068.128070]  ext4_filemap_fault+0x82/0xad
[ 1068.132218]  __do_fault+0x100/0x6b0
[ 1068.135844]  ? find_held_lock+0x36/0x1c0
[ 1068.139907]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1068.145031]  ? mark_held_locks+0x130/0x130
[ 1068.149285]  ? mark_held_locks+0x130/0x130
[ 1068.153542]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1068.158063]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1068.162575]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1068.167157]  ? kasan_check_read+0x11/0x20
[ 1068.171305]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1068.176845]  __handle_mm_fault+0x3ea0/0x5be0
[ 1068.181290]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1068.186136]  ? finish_task_switch+0x1f4/0x910
[ 1068.190644]  ? finish_task_switch+0x1b4/0x910
[ 1068.195140]  ? __switch_to_asm+0x34/0x70
[ 1068.199203]  ? preempt_notifier_register+0x200/0x200
[ 1068.204303]  ? __switch_to_asm+0x34/0x70
[ 1068.208363]  ? __switch_to_asm+0x34/0x70
[ 1068.212450]  ? zap_class+0x640/0x640
[ 1068.216166]  ? zap_class+0x640/0x640
[ 1068.219879]  ? __x64_sys_futex+0x53e/0x6a0
[ 1068.224119]  ? find_held_lock+0x36/0x1c0
[ 1068.228187]  ? handle_mm_fault+0x42a/0xc70
[ 1068.232465]  ? lock_downgrade+0x900/0x900
[ 1068.236615]  ? check_preemption_disabled+0x48/0x280
[ 1068.241632]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1068.246560]  ? kasan_check_read+0x11/0x20
[ 1068.250722]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1068.255996]  ? rcu_softirq_qs+0x20/0x20
[ 1068.259972]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1068.265084]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1068.270634]  ? check_preemption_disabled+0x48/0x280
[ 1068.275657]  handle_mm_fault+0x54f/0xc70
[ 1068.279720]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1068.284322]  ? find_vma+0x34/0x190
[ 1068.287866]  __do_page_fault+0x5e8/0xe60
[ 1068.291928]  ? trace_hardirqs_off+0xb8/0x310
[ 1068.296345]  do_page_fault+0xf2/0x7e0
[ 1068.300150]  ? vmalloc_sync_all+0x30/0x30
[ 1068.304301]  ? error_entry+0x70/0xd0
[ 1068.308017]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1068.313037]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1068.317972]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1068.322901]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1068.327749]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1068.332762]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1068.338223]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1068.343238]  ? page_fault+0x8/0x30
[ 1068.346780]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1068.351625]  ? page_fault+0x8/0x30
[ 1068.355165]  page_fault+0x1e/0x30
[ 1068.358620] RIP: 0033:0x40f9c0
[ 1068.361826] Code: Bad RIP value.
[ 1068.365198] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1068.370561] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1068.377829] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1068.385095] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1068.392363] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1068.399643] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1068.406928] warn_alloc_show_mem: 1 callbacks suppressed
[ 1068.406945] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1068.406947] Mem-Info:
[ 1068.406980] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1068.406980]  active_file:15 inactive_file:19 isolated_file:0
[ 1068.406980]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1068.406980]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1068.406980]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1068.406980]  free:13737 free_pcp:253 free_cma:0
[ 1068.412313] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1068.419499] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1068.421909] Call Trace:
[ 1068.454858] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1068.464204]  <IRQ>
[ 1068.491767] lowmem_reserve[]: 0 2818 6321 6321
[ 1068.494347]  dump_stack+0x244/0x39d
[ 1068.520465] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1068.522644]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1068.527202] lowmem_reserve[]: 0 0 3503 3503
[ 1068.530828]  warn_alloc.cold.116+0xb7/0x1bd
[ 1068.558292] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1068.563484]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1068.567773] lowmem_reserve[]: 0 0 0 0
[ 1068.572098]  ? lock_downgrade+0x900/0x900
[ 1068.601046] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1068.605885]  ? trace_hardirqs_off+0xb8/0x310
[ 1068.609670] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1068.613811]  ? trace_hardirqs_off+0xb8/0x310
[ 1068.627333] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1068.631767]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1068.646568] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1068.650998]  ? warn_alloc+0x120/0x120
[ 1068.666654] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1068.671485]  ? print_usage_bug+0xc0/0xc0
[ 1068.680310] 1801 total pagecache pages
[ 1068.684114]  ? warn_alloc+0x120/0x120
[ 1068.692675] 0 pages in swap cache
[ 1068.696720]  ? warn_alloc+0x120/0x120
[ 1068.700585] Swap cache stats: add 0, delete 0, find 0/0
[ 1068.704376]  ? print_usage_bug+0xc0/0xc0
[ 1068.707806] Free swap  = 0kB
[ 1068.711599]  ? kvm_clock_read+0x18/0x30
[ 1068.716936] Total swap = 0kB
[ 1068.721008]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1068.724001] 1965979 pages RAM
[ 1068.728115]  ? print_usage_bug+0xc0/0xc0
[ 1068.731126] 0 pages HighMem/MovableOnly
[ 1068.736133]  ? __lock_acquire+0x62f/0x4c20
[ 1068.739212] 342854 pages reserved
[ 1068.743266]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1068.747215] 0 pages cma reserved
[ 1068.751452]  ? should_fail+0x22d/0xd01
[ 1068.751468]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1068.754967] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1068.760443]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1068.764035] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1068.767674]  ? __lock_acquire+0x62f/0x4c20
[ 1068.772927] syz-fuzzer cpuset=/ mems_allowed=0
[ 1068.779451]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1068.808649]  ? __lock_acquire+0x62f/0x4c20
[ 1068.812882]  ? should_fail+0x22d/0xd01
[ 1068.816784]  ? rcu_irq_exit+0x1a2/0x390
[ 1068.820768]  ? mark_held_locks+0x130/0x130
[ 1068.825010]  ? mark_held_locks+0x130/0x130
[ 1068.829307]  ? mark_held_locks+0xc7/0x130
[ 1068.833537]  ? smp_apic_timer_interrupt+0x1cb/0x760
[ 1068.838552]  ? zap_class+0x640/0x640
[ 1068.842268]  ? print_usage_bug+0xc0/0xc0
[ 1068.846333]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1068.851871]  ? check_preemption_disabled+0x48/0x280
[ 1068.856896]  ? __lock_is_held+0xb5/0x140
[ 1068.861471]  __alloc_pages_nodemask+0xad8/0xea0
[ 1068.866140]  ? zap_class+0x640/0x640
[ 1068.869861]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1068.874888]  ? find_held_lock+0x36/0x1c0
[ 1068.878963]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1068.883638]  ? lock_downgrade+0x900/0x900
[ 1068.887792]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1068.893331]  cache_grow_begin+0xa5/0x8c0
[ 1068.897389]  ? do_raw_spin_unlock+0xa7/0x330
[ 1068.901818]  fallback_alloc+0x204/0x2e0
[ 1068.905831]  ____cache_alloc_node+0x1c7/0x1e0
[ 1068.910337]  kmem_cache_alloc_node+0xe3/0x730
[ 1068.914833]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1068.919078]  __alloc_skb+0x119/0x770
[ 1068.922791]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1068.928073]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1068.932481]  ? lock_downgrade+0x900/0x900
[ 1068.936638]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1068.942176]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1068.947633]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1068.953083]  ? addrconf_rs_timer+0x690/0x690
[ 1068.957505]  ndisc_alloc_skb+0x144/0x340
[ 1068.961574]  ndisc_send_rs+0x331/0x6e0
[ 1068.965468]  addrconf_rs_timer+0x314/0x690
[ 1068.969710]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1068.973957]  call_timer_fn+0x272/0x920
[ 1068.977844]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1068.982081]  ? process_timeout+0x40/0x40
[ 1068.986151]  ? __run_timers+0x7da/0xc70
[ 1068.990131]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1068.994626]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1068.999122]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1069.003357]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1069.007945]  ? trace_hardirqs_on+0xbd/0x310
[ 1069.012281]  ? kasan_check_read+0x11/0x20
[ 1069.016438]  ? __run_timers+0x7da/0xc70
[ 1069.020423]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1069.025536]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1069.029778]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1069.034007]  __run_timers+0x7e5/0xc70
[ 1069.037813]  ? timer_fixup_init+0x70/0x70
[ 1069.041964]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1069.046981]  ? zap_class+0x640/0x640
[ 1069.050697]  ? enqueue_hrtimer+0x1a5/0x560
[ 1069.054933]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1069.060150]  ? find_held_lock+0x36/0x1c0
[ 1069.064229]  ? zap_class+0x640/0x640
[ 1069.067954]  ? pvclock_read_flags+0x160/0x160
[ 1069.072457]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1069.077997]  ? check_preemption_disabled+0x48/0x280
[ 1069.083021]  ? __lock_is_held+0xb5/0x140
[ 1069.087114]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1069.092665]  ? check_preemption_disabled+0x48/0x280
[ 1069.097688]  run_timer_softirq+0x52/0xb0
[ 1069.101752]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1069.106772]  __do_softirq+0x308/0xb7e
[ 1069.110576]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1069.115103]  ? lock_downgrade+0x900/0x900
[ 1069.119253]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1069.124366]  ? pvclock_read_flags+0x160/0x160
[ 1069.128865]  ? lapic_next_event+0x5a/0x90
[ 1069.133017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1069.138563]  ? kvm_clock_read+0x18/0x30
[ 1069.142537]  ? kvm_sched_clock_read+0x9/0x20
[ 1069.146952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1069.152490]  ? check_preemption_disabled+0x48/0x280
[ 1069.157516]  irq_exit+0x17f/0x1c0
[ 1069.160972]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1069.165825]  ? smp_reschedule_interrupt+0x109/0x650
[ 1069.170841]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1069.176724]  ? interrupt_entry+0xb5/0xc0
[ 1069.180787]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1069.185804]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1069.190823]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1069.195670]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1069.200687]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1069.205713]  ? task_prio+0x50/0x50
[ 1069.209260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1069.214812]  ? check_preemption_disabled+0x48/0x280
[ 1069.219846]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1069.224701]  apic_timer_interrupt+0xf/0x20
[ 1069.228945]  </IRQ>
[ 1069.231186] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1069.236119] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1069.255032] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1069.262740] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1069.270006] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1069.277274] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1069.284540] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1069.291811] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1069.299115]  skb_clone+0x1bb/0x500
[ 1069.302661]  ? finish_task_switch+0x2f4/0x910
[ 1069.307155]  ? skb_split+0x11e0/0x11e0
[ 1069.311048]  ? preempt_notifier_register+0x200/0x200
[ 1069.316151]  ? __switch_to_asm+0x34/0x70
[ 1069.320215]  ? __switch_to_asm+0x34/0x70
[ 1069.324274]  ? __switch_to_asm+0x40/0x70
[ 1069.328336]  ? __switch_to_asm+0x34/0x70
[ 1069.332393]  ? __switch_to_asm+0x40/0x70
[ 1069.336461]  ? __switch_to_asm+0x34/0x70
[ 1069.340527]  ? __switch_to_asm+0x40/0x70
[ 1069.344582]  ? __switch_to_asm+0x34/0x70
[ 1069.348646]  ? __switch_to_asm+0x34/0x70
[ 1069.352702]  ? __switch_to_asm+0x40/0x70
[ 1069.356761]  ? __switch_to_asm+0x34/0x70
[ 1069.360827]  bpf_clone_redirect+0xb9/0x490
[ 1069.365067]  ? __schedule+0x8d7/0x21d0
[ 1069.368967]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1069.373988]  ? __sched_text_start+0x8/0x8
[ 1069.378134]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1069.382904]  ? find_held_lock+0x36/0x1c0
[ 1069.386992]  ? lock_acquire+0x1ed/0x520
[ 1069.391000]  ? bpf_test_run+0x3cb/0x780
[ 1069.394969]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1069.400511]  ? check_preemption_disabled+0x48/0x280
[ 1069.405532]  ? kasan_check_read+0x11/0x20
[ 1069.409679]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1069.414961]  ? rcu_softirq_qs+0x20/0x20
[ 1069.418949]  ? preempt_schedule+0x4d/0x60
[ 1069.423100]  ? ___preempt_schedule+0x16/0x18
[ 1069.427517]  ? bpf_test_run+0x25d/0x780
[ 1069.431521]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1069.435932]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1069.441483]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1069.446250]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1069.451093]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1069.456641]  ? fput+0x130/0x1a0
[ 1069.459923]  ? __bpf_prog_get+0x9b/0x290
[ 1069.463992]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1069.468834]  ? bpf_prog_test_run+0x130/0x1a0
[ 1069.473275]  ? __x64_sys_bpf+0x3d8/0x520
[ 1069.477348]  ? bpf_prog_get+0x20/0x20
[ 1069.481169]  ? do_syscall_64+0x1b9/0x820
[ 1069.485244]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1069.490613]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1069.495541]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1069.500384]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1069.505409]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1069.510440]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1069.515489]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1069.520343]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1069.525726] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1069.525812] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1069.532738] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1069.532747] Call Trace:
[ 1069.539318] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1069.548570]  <IRQ>
[ 1069.551142] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1069.561622]  dump_stack+0x244/0x39d
[ 1069.572469]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1069.577669]  warn_alloc.cold.116+0xb7/0x1bd
[ 1069.581991]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1069.586837]  ? lock_downgrade+0x900/0x900
[ 1069.590992]  ? trace_hardirqs_off+0xb8/0x310
[ 1069.595419]  ? trace_hardirqs_off+0xb8/0x310
[ 1069.599870]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1069.604759]  ? warn_alloc+0x120/0x120
[ 1069.608562]  ? find_held_lock+0x36/0x1c0
[ 1069.612629]  ? warn_alloc+0x120/0x120
[ 1069.616447]  ? warn_alloc+0x120/0x120
[ 1069.620251]  ? print_usage_bug+0xc0/0xc0
[ 1069.624321]  ? print_usage_bug+0xc0/0xc0
[ 1069.628381]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1069.633671]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1069.639210]  ? should_fail+0x22d/0xd01
[ 1069.643101]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1069.648208]  ? __lock_acquire+0x62f/0x4c20
[ 1069.652457]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1069.657559]  ? __lock_acquire+0x62f/0x4c20
[ 1069.661789]  ? should_fail+0x22d/0xd01
[ 1069.665685]  ? mark_held_locks+0x130/0x130
[ 1069.669925]  ? mark_held_locks+0x130/0x130
[ 1069.674161]  ? try_to_wake_up+0x11c/0x1490
[ 1069.678399]  ? lock_downgrade+0x900/0x900
[ 1069.682562]  ? zap_class+0x640/0x640
[ 1069.686289]  ? print_usage_bug+0xc0/0xc0
[ 1069.690356]  ? trace_hardirqs_off+0xb8/0x310
[ 1069.694763]  ? kasan_check_read+0x11/0x20
[ 1069.698911]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1069.704463]  ? check_preemption_disabled+0x48/0x280
[ 1069.709491]  ? __lock_is_held+0xb5/0x140
[ 1069.713585]  __alloc_pages_nodemask+0xad8/0xea0
[ 1069.718263]  ? zap_class+0x640/0x640
[ 1069.721995]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1069.727058]  ? find_held_lock+0x36/0x1c0
[ 1069.731161]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1069.735833]  ? lock_downgrade+0x900/0x900
[ 1069.739998]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1069.745539]  cache_grow_begin+0xa5/0x8c0
[ 1069.749598]  ? do_raw_spin_unlock+0xa7/0x330
[ 1069.754017]  fallback_alloc+0x204/0x2e0
[ 1069.757997]  ____cache_alloc_node+0x1c7/0x1e0
[ 1069.762501]  kmem_cache_alloc_node+0xe3/0x730
[ 1069.766996]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1069.771241]  __alloc_skb+0x119/0x770
[ 1069.774954]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1069.780238]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1069.784645]  ? lock_downgrade+0x900/0x900
[ 1069.788802]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1069.794341]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1069.799811]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1069.805264]  ? addrconf_rs_timer+0x690/0x690
[ 1069.809686]  ndisc_alloc_skb+0x144/0x340
[ 1069.813751]  ndisc_send_rs+0x331/0x6e0
[ 1069.817645]  addrconf_rs_timer+0x314/0x690
[ 1069.821885]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1069.826134]  call_timer_fn+0x272/0x920
[ 1069.830019]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1069.834256]  ? process_timeout+0x40/0x40
[ 1069.838325]  ? mark_held_locks+0xc7/0x130
[ 1069.842474]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1069.846969]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1069.851471]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1069.855706]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1069.860290]  ? trace_hardirqs_on+0xbd/0x310
[ 1069.864612]  ? kasan_check_read+0x11/0x20
[ 1069.868761]  ? __run_timers+0x7da/0xc70
[ 1069.872734]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1069.877843]  ? __queue_work+0x1440/0x1440
[ 1069.881994]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1069.886227]  __run_timers+0x7e5/0xc70
[ 1069.890038]  ? timer_fixup_init+0x70/0x70
[ 1069.894191]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1069.899212]  ? zap_class+0x640/0x640
[ 1069.902939]  ? print_usage_bug+0xc0/0xc0
[ 1069.907001]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1069.912195]  ? find_held_lock+0x36/0x1c0
[ 1069.916276]  ? zap_class+0x640/0x640
[ 1069.919995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1069.925536]  ? check_preemption_disabled+0x48/0x280
[ 1069.930560]  ? __lock_is_held+0xb5/0x140
[ 1069.934622]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1069.940165]  ? check_preemption_disabled+0x48/0x280
[ 1069.945187]  run_timer_softirq+0x52/0xb0
[ 1069.949251]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1069.954281]  __do_softirq+0x308/0xb7e
[ 1069.958102]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1069.962595]  ? lock_downgrade+0x900/0x900
[ 1069.966749]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1069.971892]  ? pvclock_read_flags+0x160/0x160
[ 1069.976406]  ? lapic_next_event+0x5a/0x90
[ 1069.980584]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1069.986129]  ? kvm_clock_read+0x18/0x30
[ 1069.990107]  ? kvm_sched_clock_read+0x9/0x20
[ 1069.994522]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1070.000060]  ? check_preemption_disabled+0x48/0x280
[ 1070.005087]  irq_exit+0x17f/0x1c0
[ 1070.008546]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1070.013391]  ? smp_reschedule_interrupt+0x109/0x650
[ 1070.018423]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1070.024310]  ? interrupt_entry+0xb5/0xc0
[ 1070.028372]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1070.033391]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1070.038424]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1070.043276]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1070.048289]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1070.053307]  ? task_prio+0x50/0x50
[ 1070.056852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1070.062388]  ? check_preemption_disabled+0x48/0x280
[ 1070.067456]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1070.072310]  apic_timer_interrupt+0xf/0x20
[ 1070.076536]  </IRQ>
[ 1070.078775] RIP: 0010:console_unlock+0x102f/0x1190
[ 1070.083706] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1070.102601] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1070.110306] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1070.117575] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1070.124844] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1070.132112] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1070.139377] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1070.146652]  ? netconsole_netdev_event+0x280/0x280
[ 1070.151590]  ? console_unlock+0x1026/0x1190
[ 1070.155932]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1070.160621]  ? vprintk_emit+0x846/0x990
[ 1070.164603]  ? lock_release+0xa00/0xa00
[ 1070.168579]  ? trace_hardirqs_on+0x30/0x310
[ 1070.172899]  ? vprintk_default+0x28/0x30
[ 1070.176959]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1070.182077]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1070.187641]  vprintk_emit+0x391/0x990
[ 1070.191456]  ? wake_up_klogd+0x180/0x180
[ 1070.195528]  ? find_held_lock+0x31/0x1c0
[ 1070.199602]  ? mark_held_locks+0xc7/0x130
[ 1070.203756]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1070.208254]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1070.212753]  vprintk_default+0x28/0x30
[ 1070.216639]  vprintk_func+0x7e/0x181
[ 1070.220356]  printk+0xa7/0xcf
[ 1070.223468]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1070.228229]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1070.232741]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1070.238024]  dump_header+0x7cc/0xf72
[ 1070.241748]  ? pagefault_out_of_memory+0x197/0x197
[ 1070.246688]  ? __lock_acquire+0x62f/0x4c20
[ 1070.250923]  ? percpu_ref_get_many+0x240/0x240
[ 1070.255507]  ? print_usage_bug+0xc0/0xc0
[ 1070.259591]  ? zap_class+0x640/0x640
[ 1070.263311]  ? print_usage_bug+0xc0/0xc0
[ 1070.267373]  ? zap_class+0x640/0x640
[ 1070.271094]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1070.276639]  ? find_held_lock+0x36/0x1c0
[ 1070.280712]  ? mark_held_locks+0xc7/0x130
[ 1070.284865]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1070.289968]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1070.295087]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1070.299671]  ? trace_hardirqs_on+0xbd/0x310
[ 1070.303995]  ? kasan_check_read+0x11/0x20
[ 1070.308144]  ? ___ratelimit+0x3b4/0x672
[ 1070.312135]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1070.317237]  ? trace_hardirqs_on+0x310/0x310
[ 1070.321648]  ? lock_downgrade+0x900/0x900
[ 1070.325803]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1070.330904]  ? ___ratelimit+0x3b9/0x672
[ 1070.334898]  ? idr_get_free+0xf70/0xf70
[ 1070.338868]  ? find_held_lock+0x36/0x1c0
[ 1070.342953]  oom_kill_process.cold.27+0x10/0x903
[ 1070.347707]  ? zap_class+0x640/0x640
[ 1070.351430]  ? check_preemption_disabled+0x48/0x280
[ 1070.356476]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1070.361424]  ? kasan_check_read+0x11/0x20
[ 1070.365591]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1070.370872]  ? oom_evaluate_task+0x540/0x540
[ 1070.375284]  ? find_held_lock+0x36/0x1c0
[ 1070.379353]  ? out_of_memory+0x974/0x1430
[ 1070.383505]  ? lock_downgrade+0x900/0x900
[ 1070.387652]  ? check_preemption_disabled+0x48/0x280
[ 1070.392673]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1070.397599]  ? kasan_check_read+0x11/0x20
[ 1070.401747]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1070.407029]  ? rcu_softirq_qs+0x20/0x20
[ 1070.411011]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1070.416554]  ? oom_evaluate_task+0x302/0x540
[ 1070.420985]  out_of_memory+0xa84/0x1430
[ 1070.424984]  ? oom_killer_disable+0x3a0/0x3a0
[ 1070.429483]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1070.434469]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1070.439519]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1070.444389]  ? warn_alloc+0x120/0x120
[ 1070.448195]  ? mark_held_locks+0x130/0x130
[ 1070.452486]  ? find_get_entry+0xaae/0x1120
[ 1070.456737]  ? filemap_map_pages+0x1a20/0x1a20
[ 1070.461324]  ? zap_class+0x640/0x640
[ 1070.465043]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1070.470583]  ? check_preemption_disabled+0x48/0x280
[ 1070.475597]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1070.481135]  ? should_fail+0x22d/0xd01
[ 1070.485041]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1070.490143]  ? zap_class+0x640/0x640
[ 1070.493882]  ? __lock_is_held+0xb5/0x140
[ 1070.497950]  ? mark_held_locks+0x130/0x130
[ 1070.502191]  ? lock_release+0xa00/0xa00
[ 1070.506165]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1070.511619]  ? xa_load+0x2ba/0x460
[ 1070.515161]  ? lock_downgrade+0x900/0x900
[ 1070.519313]  ? __might_sleep+0x95/0x190
[ 1070.523291]  __alloc_pages_nodemask+0xad8/0xea0
[ 1070.527971]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1070.532992]  ? __page_cache_alloc+0x191/0x5c0
[ 1070.537482]  ? xa_load+0x2e1/0x460
[ 1070.541026]  ? xa_clear_mark+0x40/0x40
[ 1070.544914]  ? zap_class+0x640/0x640
[ 1070.548634]  ? zap_class+0x640/0x640
[ 1070.552344]  ? zap_class+0x640/0x640
[ 1070.556056]  ? __do_page_cache_readahead+0x663/0x810
[ 1070.561166]  ? find_held_lock+0x36/0x1c0
[ 1070.565230]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1070.570776]  alloc_pages_current+0x173/0x350
[ 1070.575192]  __page_cache_alloc+0x38c/0x5c0
[ 1070.579517]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1070.584460]  ? kasan_check_read+0x11/0x20
[ 1070.588606]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1070.593886]  ? generic_perform_write+0x6a0/0x6a0
[ 1070.598655]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1070.604195]  ? check_preemption_disabled+0x48/0x280
[ 1070.609236]  filemap_fault+0x1595/0x25f0
[ 1070.613328]  ? __lock_page_or_retry+0xa00/0xa00
[ 1070.617997]  ? mark_held_locks+0x130/0x130
[ 1070.622243]  ? filemap_map_pages+0xd6b/0x1a20
[ 1070.626740]  ? lock_downgrade+0x900/0x900
[ 1070.630886]  ? check_preemption_disabled+0x48/0x280
[ 1070.635905]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1070.640836]  ? kasan_check_read+0x11/0x20
[ 1070.644981]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1070.650255]  ? rcu_softirq_qs+0x20/0x20
[ 1070.654267]  ? filemap_map_pages+0xd92/0x1a20
[ 1070.658777]  ? find_get_entries_tag+0x1400/0x1400
[ 1070.663622]  ? debug_object_destroy+0x2b0/0x2b0
[ 1070.668296]  ? lock_pi_update_atomic+0x150/0x150
[ 1070.673054]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1070.678604]  ? lock_acquire+0x1ed/0x520
[ 1070.682582]  ? ext4_filemap_fault+0x7a/0xad
[ 1070.686914]  ? lock_release+0xa00/0xa00
[ 1070.690886]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1070.696337]  ? print_usage_bug+0xc0/0xc0
[ 1070.700404]  ? print_usage_bug+0xc0/0xc0
[ 1070.704489]  ? down_read+0x8d/0x120
[ 1070.708115]  ? ext4_filemap_fault+0x7a/0xad
[ 1070.712489]  ? __down_interruptible+0x700/0x700
[ 1070.717168]  ext4_filemap_fault+0x82/0xad
[ 1070.721322]  __do_fault+0x100/0x6b0
[ 1070.724949]  ? find_held_lock+0x36/0x1c0
[ 1070.729480]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1070.734586]  ? mark_held_locks+0x130/0x130
[ 1070.738826]  ? mark_held_locks+0x130/0x130
[ 1070.743058]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1070.747551]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1070.752052]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1070.756643]  ? kasan_check_read+0x11/0x20
[ 1070.760795]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1070.766335]  __handle_mm_fault+0x3ea0/0x5be0
[ 1070.770756]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1070.775600]  ? finish_task_switch+0x1f4/0x910
[ 1070.780095]  ? finish_task_switch+0x1b4/0x910
[ 1070.784589]  ? __switch_to_asm+0x34/0x70
[ 1070.788658]  ? preempt_notifier_register+0x200/0x200
[ 1070.793759]  ? __switch_to_asm+0x34/0x70
[ 1070.797816]  ? __switch_to_asm+0x34/0x70
[ 1070.801892]  ? zap_class+0x640/0x640
[ 1070.805604]  ? zap_class+0x640/0x640
[ 1070.809316]  ? __x64_sys_futex+0x53e/0x6a0
[ 1070.813556]  ? find_held_lock+0x36/0x1c0
[ 1070.817625]  ? handle_mm_fault+0x42a/0xc70
[ 1070.821865]  ? lock_downgrade+0x900/0x900
[ 1070.826013]  ? check_preemption_disabled+0x48/0x280
[ 1070.831035]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1070.835963]  ? kasan_check_read+0x11/0x20
[ 1070.840116]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1070.845395]  ? rcu_softirq_qs+0x20/0x20
[ 1070.849380]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1070.854494]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1070.860154]  ? check_preemption_disabled+0x48/0x280
[ 1070.865177]  handle_mm_fault+0x54f/0xc70
[ 1070.869242]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1070.873833]  ? find_vma+0x34/0x190
[ 1070.877379]  __do_page_fault+0x5e8/0xe60
[ 1070.881453]  ? trace_hardirqs_off+0xb8/0x310
[ 1070.885871]  do_page_fault+0xf2/0x7e0
[ 1070.889672]  ? vmalloc_sync_all+0x30/0x30
[ 1070.893820]  ? error_entry+0x70/0xd0
[ 1070.897539]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1070.902552]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1070.907483]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1070.912409]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1070.917270]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1070.922286]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1070.927741]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1070.932759]  ? page_fault+0x8/0x30
[ 1070.936306]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1070.941153]  ? page_fault+0x8/0x30
[ 1070.944698]  page_fault+0x1e/0x30
[ 1070.948147] RIP: 0033:0x40f9c0
[ 1070.951357] Code: Bad RIP value.
[ 1070.954724] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1070.960085] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1070.967357] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1070.974628] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1070.981899] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1070.989172] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1070.996482] warn_alloc_show_mem: 1 callbacks suppressed
[ 1070.996494] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1070.996496] Mem-Info:
[ 1070.996527] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1070.996527]  active_file:15 inactive_file:19 isolated_file:0
[ 1070.996527]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1070.996527]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1070.996527]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1070.996527]  free:13737 free_pcp:253 free_cma:0
[ 1071.001866] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1071.009054] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1071.011462] Call Trace:
[ 1071.044410] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1071.053763]  <IRQ>
[ 1071.081326] lowmem_reserve[]: 0 2818 6321 6321
[ 1071.083920]  dump_stack+0x244/0x39d
[ 1071.110007] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1071.112166]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1071.116709] lowmem_reserve[]: 0 0 3503 3503
[ 1071.120344]  warn_alloc.cold.116+0xb7/0x1bd
[ 1071.147814] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1071.152997]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1071.157283] lowmem_reserve[]: 0 0 0 0
[ 1071.161609]  ? lock_downgrade+0x900/0x900
[ 1071.190560] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1071.195401]  ? trace_hardirqs_off+0xb8/0x310
[ 1071.199172] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1071.203314]  ? trace_hardirqs_off+0xb8/0x310
[ 1071.216812] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1071.221222]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1071.236021] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1071.240446]  ? warn_alloc+0x120/0x120
[ 1071.256099] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1071.260931]  ? print_usage_bug+0xc0/0xc0
[ 1071.269746] 1801 total pagecache pages
[ 1071.273538]  ? warn_alloc+0x120/0x120
[ 1071.282095] 0 pages in swap cache
[ 1071.286141]  ? warn_alloc+0x120/0x120
[ 1071.290006] Swap cache stats: add 0, delete 0, find 0/0
[ 1071.293799]  ? print_usage_bug+0xc0/0xc0
[ 1071.297224] Free swap  = 0kB
[ 1071.301016]  ? kvm_clock_read+0x18/0x30
[ 1071.306354] Total swap = 0kB
[ 1071.310411]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1071.313420] 1965979 pages RAM
[ 1071.317393]  ? print_usage_bug+0xc0/0xc0
[ 1071.320477] 0 pages HighMem/MovableOnly
[ 1071.325485]  ? __lock_acquire+0x62f/0x4c20
[ 1071.328566] 342854 pages reserved
[ 1071.332622]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1071.336573] 0 pages cma reserved
[ 1071.340806]  ? should_fail+0x22d/0xd01
[ 1071.344291] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1071.349758]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1071.349777]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1071.353213] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1071.357008]  ? __lock_acquire+0x62f/0x4c20
[ 1071.363474] syz-fuzzer cpuset=/ mems_allowed=0
[ 1071.368747]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1071.397914]  ? __lock_acquire+0x62f/0x4c20
[ 1071.402157]  ? should_fail+0x22d/0xd01
[ 1071.406045]  ? rcu_irq_exit+0x1a2/0x390
[ 1071.410032]  ? mark_held_locks+0x130/0x130
[ 1071.414273]  ? mark_held_locks+0x130/0x130
[ 1071.418514]  ? mark_held_locks+0xc7/0x130
[ 1071.422662]  ? smp_apic_timer_interrupt+0x1cb/0x760
[ 1071.427680]  ? zap_class+0x640/0x640
[ 1071.431393]  ? print_usage_bug+0xc0/0xc0
[ 1071.435476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1071.441016]  ? check_preemption_disabled+0x48/0x280
[ 1071.446043]  ? __lock_is_held+0xb5/0x140
[ 1071.450112]  __alloc_pages_nodemask+0xad8/0xea0
[ 1071.454780]  ? zap_class+0x640/0x640
[ 1071.458498]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1071.463523]  ? find_held_lock+0x36/0x1c0
[ 1071.467600]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1071.472274]  ? lock_downgrade+0x900/0x900
[ 1071.476441]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1071.481989]  cache_grow_begin+0xa5/0x8c0
[ 1071.486053]  ? do_raw_spin_unlock+0xa7/0x330
[ 1071.490473]  fallback_alloc+0x204/0x2e0
[ 1071.494460]  ____cache_alloc_node+0x1c7/0x1e0
[ 1071.498964]  kmem_cache_alloc_node+0xe3/0x730
[ 1071.503458]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1071.507705]  __alloc_skb+0x119/0x770
[ 1071.511426]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1071.516709]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1071.521119]  ? lock_downgrade+0x900/0x900
[ 1071.525275]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1071.530817]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1071.536273]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1071.541726]  ? addrconf_rs_timer+0x690/0x690
[ 1071.546145]  ndisc_alloc_skb+0x144/0x340
[ 1071.550214]  ndisc_send_rs+0x331/0x6e0
[ 1071.554110]  addrconf_rs_timer+0x314/0x690
[ 1071.558352]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1071.562597]  call_timer_fn+0x272/0x920
[ 1071.566482]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1071.570715]  ? process_timeout+0x40/0x40
[ 1071.574788]  ? __run_timers+0x7da/0xc70
[ 1071.578763]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1071.583259]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1071.587753]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1071.591991]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1071.596578]  ? trace_hardirqs_on+0xbd/0x310
[ 1071.600899]  ? kasan_check_read+0x11/0x20
[ 1071.605048]  ? __run_timers+0x7da/0xc70
[ 1071.609056]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1071.614165]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1071.618404]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1071.622648]  __run_timers+0x7e5/0xc70
[ 1071.626470]  ? timer_fixup_init+0x70/0x70
[ 1071.630636]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1071.635658]  ? zap_class+0x640/0x640
[ 1071.639375]  ? enqueue_hrtimer+0x1a5/0x560
[ 1071.643610]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1071.648811]  ? find_held_lock+0x36/0x1c0
[ 1071.652878]  ? zap_class+0x640/0x640
[ 1071.656594]  ? pvclock_read_flags+0x160/0x160
[ 1071.661098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1071.666672]  ? check_preemption_disabled+0x48/0x280
[ 1071.671699]  ? __lock_is_held+0xb5/0x140
[ 1071.675779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1071.681316]  ? check_preemption_disabled+0x48/0x280
[ 1071.686340]  run_timer_softirq+0x52/0xb0
[ 1071.690398]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1071.695447]  __do_softirq+0x308/0xb7e
[ 1071.699254]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1071.703751]  ? lock_downgrade+0x900/0x900
[ 1071.707904]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1071.713018]  ? pvclock_read_flags+0x160/0x160
[ 1071.717520]  ? lapic_next_event+0x5a/0x90
[ 1071.721669]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1071.727216]  ? kvm_clock_read+0x18/0x30
[ 1071.731187]  ? kvm_sched_clock_read+0x9/0x20
[ 1071.735598]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1071.741134]  ? check_preemption_disabled+0x48/0x280
[ 1071.746161]  irq_exit+0x17f/0x1c0
[ 1071.749630]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1071.754472]  ? smp_reschedule_interrupt+0x109/0x650
[ 1071.759520]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1071.765402]  ? interrupt_entry+0xb5/0xc0
[ 1071.769494]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1071.774541]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1071.779561]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1071.784424]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1071.789444]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1071.794495]  ? task_prio+0x50/0x50
[ 1071.798038]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1071.803593]  ? check_preemption_disabled+0x48/0x280
[ 1071.808615]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1071.813468]  apic_timer_interrupt+0xf/0x20
[ 1071.817695]  </IRQ>
[ 1071.819934] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1071.824928] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1071.843848] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1071.851554] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1071.858819] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1071.866086] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1071.873351] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1071.880620] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1071.887929]  skb_clone+0x1bb/0x500
[ 1071.891497]  ? finish_task_switch+0x2f4/0x910
[ 1071.896007]  ? skb_split+0x11e0/0x11e0
[ 1071.899942]  ? preempt_notifier_register+0x200/0x200
[ 1071.905059]  ? __switch_to_asm+0x34/0x70
[ 1071.909120]  ? __switch_to_asm+0x34/0x70
[ 1071.913181]  ? __switch_to_asm+0x40/0x70
[ 1071.917238]  ? __switch_to_asm+0x34/0x70
[ 1071.921296]  ? __switch_to_asm+0x40/0x70
[ 1071.925357]  ? __switch_to_asm+0x34/0x70
[ 1071.929423]  ? __switch_to_asm+0x40/0x70
[ 1071.933482]  ? __switch_to_asm+0x34/0x70
[ 1071.937541]  ? __switch_to_asm+0x34/0x70
[ 1071.941599]  ? __switch_to_asm+0x40/0x70
[ 1071.945656]  ? __switch_to_asm+0x34/0x70
[ 1071.949723]  bpf_clone_redirect+0xb9/0x490
[ 1071.953962]  ? __schedule+0x8d7/0x21d0
[ 1071.957855]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1071.962878]  ? __sched_text_start+0x8/0x8
[ 1071.967027]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1071.971793]  ? find_held_lock+0x36/0x1c0
[ 1071.975866]  ? lock_acquire+0x1ed/0x520
[ 1071.979844]  ? bpf_test_run+0x3cb/0x780
[ 1071.983818]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1071.989363]  ? check_preemption_disabled+0x48/0x280
[ 1071.994384]  ? kasan_check_read+0x11/0x20
[ 1071.998539]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1072.003815]  ? rcu_softirq_qs+0x20/0x20
[ 1072.007794]  ? preempt_schedule+0x4d/0x60
[ 1072.011947]  ? ___preempt_schedule+0x16/0x18
[ 1072.016361]  ? bpf_test_run+0x25d/0x780
[ 1072.020349]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1072.024764]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1072.030306]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1072.035073]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1072.039913]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1072.045453]  ? fput+0x130/0x1a0
[ 1072.048739]  ? __bpf_prog_get+0x9b/0x290
[ 1072.052807]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1072.057651]  ? bpf_prog_test_run+0x130/0x1a0
[ 1072.062063]  ? __x64_sys_bpf+0x3d8/0x520
[ 1072.066122]  ? bpf_prog_get+0x20/0x20
[ 1072.069946]  ? do_syscall_64+0x1b9/0x820
[ 1072.074005]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1072.079373]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1072.084303]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1072.089149]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1072.094168]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1072.099191]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1072.104214]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1072.109067]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1072.114458] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1072.114527] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1072.121469] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1072.121478] Call Trace:
[ 1072.128072] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1072.137328]  <IRQ>
[ 1072.139896] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1072.150376]  dump_stack+0x244/0x39d
[ 1072.161215]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1072.166428]  warn_alloc.cold.116+0xb7/0x1bd
[ 1072.170758]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1072.175605]  ? lock_downgrade+0x900/0x900
[ 1072.179763]  ? trace_hardirqs_off+0xb8/0x310
[ 1072.184182]  ? trace_hardirqs_off+0xb8/0x310
[ 1072.188598]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1072.193496]  ? warn_alloc+0x120/0x120
[ 1072.197304]  ? print_usage_bug+0xc0/0xc0
[ 1072.201370]  ? warn_alloc+0x120/0x120
[ 1072.205173]  ? warn_alloc+0x120/0x120
[ 1072.208973]  ? print_usage_bug+0xc0/0xc0
[ 1072.213051]  ? kvm_clock_read+0x18/0x30
[ 1072.217024]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1072.222055]  ? print_usage_bug+0xc0/0xc0
[ 1072.226143]  ? __lock_acquire+0x62f/0x4c20
[ 1072.230380]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1072.235930]  ? should_fail+0x22d/0xd01
[ 1072.239822]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1072.245115]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1072.250223]  ? __lock_acquire+0x62f/0x4c20
[ 1072.254463]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1072.259561]  ? __lock_acquire+0x62f/0x4c20
[ 1072.263798]  ? should_fail+0x22d/0xd01
[ 1072.267699]  ? rcu_irq_exit+0x1a2/0x390
[ 1072.271694]  ? mark_held_locks+0x130/0x130
[ 1072.275933]  ? mark_held_locks+0x130/0x130
[ 1072.280171]  ? mark_held_locks+0xc7/0x130
[ 1072.284320]  ? smp_apic_timer_interrupt+0x1cb/0x760
[ 1072.289334]  ? zap_class+0x640/0x640
[ 1072.293045]  ? print_usage_bug+0xc0/0xc0
[ 1072.297119]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1072.302667]  ? check_preemption_disabled+0x48/0x280
[ 1072.307689]  ? __lock_is_held+0xb5/0x140
[ 1072.311758]  __alloc_pages_nodemask+0xad8/0xea0
[ 1072.316442]  ? zap_class+0x640/0x640
[ 1072.320163]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1072.325191]  ? find_held_lock+0x36/0x1c0
[ 1072.329276]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1072.333947]  ? lock_downgrade+0x900/0x900
[ 1072.338102]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1072.343643]  cache_grow_begin+0xa5/0x8c0
[ 1072.347711]  ? do_raw_spin_unlock+0xa7/0x330
[ 1072.352127]  fallback_alloc+0x204/0x2e0
[ 1072.356110]  ____cache_alloc_node+0x1c7/0x1e0
[ 1072.360617]  kmem_cache_alloc_node+0xe3/0x730
[ 1072.365117]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1072.369369]  __alloc_skb+0x119/0x770
[ 1072.373098]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1072.378379]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1072.382792]  ? lock_downgrade+0x900/0x900
[ 1072.386951]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1072.392502]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1072.397957]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1072.403411]  ? addrconf_rs_timer+0x690/0x690
[ 1072.407874]  ndisc_alloc_skb+0x144/0x340
[ 1072.411949]  ndisc_send_rs+0x331/0x6e0
[ 1072.415840]  addrconf_rs_timer+0x314/0x690
[ 1072.420080]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1072.424328]  call_timer_fn+0x272/0x920
[ 1072.428213]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1072.432458]  ? process_timeout+0x40/0x40
[ 1072.436529]  ? mark_held_locks+0xc7/0x130
[ 1072.440681]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1072.445174]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1072.449669]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1072.453901]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1072.458489]  ? trace_hardirqs_on+0xbd/0x310
[ 1072.462812]  ? kasan_check_read+0x11/0x20
[ 1072.466960]  ? __run_timers+0x7da/0xc70
[ 1072.470937]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1072.476049]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1072.480290]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1072.484522]  __run_timers+0x7e5/0xc70
[ 1072.488330]  ? timer_fixup_init+0x70/0x70
[ 1072.492487]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1072.497504]  ? zap_class+0x640/0x640
[ 1072.501253]  ? print_usage_bug+0xc0/0xc0
[ 1072.505329]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1072.510528]  ? find_held_lock+0x36/0x1c0
[ 1072.514592]  ? zap_class+0x640/0x640
[ 1072.518310]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1072.523848]  ? check_preemption_disabled+0x48/0x280
[ 1072.528872]  ? __lock_is_held+0xb5/0x140
[ 1072.532951]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1072.538491]  ? check_preemption_disabled+0x48/0x280
[ 1072.543517]  run_timer_softirq+0x52/0xb0
[ 1072.547592]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1072.552612]  __do_softirq+0x308/0xb7e
[ 1072.556426]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1072.560944]  ? lock_downgrade+0x900/0x900
[ 1072.565125]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1072.570234]  ? pvclock_read_flags+0x160/0x160
[ 1072.574733]  ? lapic_next_event+0x5a/0x90
[ 1072.578882]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1072.584429]  ? kvm_clock_read+0x18/0x30
[ 1072.588423]  ? kvm_sched_clock_read+0x9/0x20
[ 1072.592851]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1072.598428]  ? check_preemption_disabled+0x48/0x280
[ 1072.603469]  irq_exit+0x17f/0x1c0
[ 1072.606924]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1072.611767]  ? smp_reschedule_interrupt+0x109/0x650
[ 1072.616801]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1072.622684]  ? interrupt_entry+0xb5/0xc0
[ 1072.626747]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1072.631764]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1072.636789]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1072.641637]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1072.646652]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1072.651695]  ? task_prio+0x50/0x50
[ 1072.655237]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1072.660808]  ? check_preemption_disabled+0x48/0x280
[ 1072.665839]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1072.670693]  apic_timer_interrupt+0xf/0x20
[ 1072.674927]  </IRQ>
[ 1072.677168] RIP: 0010:console_unlock+0x102f/0x1190
[ 1072.682107] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1072.701007] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1072.708711] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1072.715991] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1072.723260] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1072.730950] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1072.738217] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1072.745493]  ? netconsole_netdev_event+0x280/0x280
[ 1072.750455]  ? console_unlock+0x1026/0x1190
[ 1072.754794]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1072.759462]  ? vprintk_emit+0x846/0x990
[ 1072.763454]  ? lock_release+0xa00/0xa00
[ 1072.767440]  ? trace_hardirqs_on+0x30/0x310
[ 1072.771763]  ? vprintk_default+0x28/0x30
[ 1072.775827]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1072.780936]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1072.786483]  vprintk_emit+0x391/0x990
[ 1072.790289]  ? wake_up_klogd+0x180/0x180
[ 1072.794360]  ? find_held_lock+0x31/0x1c0
[ 1072.798441]  ? mark_held_locks+0xc7/0x130
[ 1072.802595]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1072.807118]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1072.811623]  vprintk_default+0x28/0x30
[ 1072.815521]  vprintk_func+0x7e/0x181
[ 1072.819237]  printk+0xa7/0xcf
[ 1072.822343]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1072.827102]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1072.831613]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1072.836900]  dump_header+0x7cc/0xf72
[ 1072.840629]  ? pagefault_out_of_memory+0x197/0x197
[ 1072.845566]  ? __lock_acquire+0x62f/0x4c20
[ 1072.849820]  ? percpu_ref_get_many+0x240/0x240
[ 1072.854402]  ? print_usage_bug+0xc0/0xc0
[ 1072.858478]  ? zap_class+0x640/0x640
[ 1072.862373]  ? print_usage_bug+0xc0/0xc0
[ 1072.866477]  ? zap_class+0x640/0x640
[ 1072.870192]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1072.875730]  ? find_held_lock+0x36/0x1c0
[ 1072.879799]  ? mark_held_locks+0xc7/0x130
[ 1072.883960]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1072.889061]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1072.894166]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1072.898750]  ? trace_hardirqs_on+0xbd/0x310
[ 1072.903070]  ? kasan_check_read+0x11/0x20
[ 1072.907230]  ? ___ratelimit+0x3b4/0x672
[ 1072.911205]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1072.916312]  ? trace_hardirqs_on+0x310/0x310
[ 1072.920724]  ? lock_downgrade+0x900/0x900
[ 1072.924876]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1072.929979]  ? ___ratelimit+0x3b9/0x672
[ 1072.933967]  ? idr_get_free+0xf70/0xf70
[ 1072.937942]  ? find_held_lock+0x36/0x1c0
[ 1072.942014]  oom_kill_process.cold.27+0x10/0x903
[ 1072.946770]  ? zap_class+0x640/0x640
[ 1072.950487]  ? check_preemption_disabled+0x48/0x280
[ 1072.955506]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1072.960467]  ? kasan_check_read+0x11/0x20
[ 1072.964618]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1072.969914]  ? oom_evaluate_task+0x540/0x540
[ 1072.974325]  ? find_held_lock+0x36/0x1c0
[ 1072.978409]  ? out_of_memory+0x974/0x1430
[ 1072.982570]  ? lock_downgrade+0x900/0x900
[ 1072.986716]  ? check_preemption_disabled+0x48/0x280
[ 1072.991740]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1072.996683]  ? kasan_check_read+0x11/0x20
[ 1073.000832]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1073.006108]  ? rcu_softirq_qs+0x20/0x20
[ 1073.010083]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1073.015633]  ? oom_evaluate_task+0x302/0x540
[ 1073.020057]  out_of_memory+0xa84/0x1430
[ 1073.024043]  ? oom_killer_disable+0x3a0/0x3a0
[ 1073.028537]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1073.033495]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1073.038522]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1073.043392]  ? warn_alloc+0x120/0x120
[ 1073.047208]  ? mark_held_locks+0x130/0x130
[ 1073.051476]  ? find_get_entry+0xaae/0x1120
[ 1073.055767]  ? filemap_map_pages+0x1a20/0x1a20
[ 1073.060352]  ? zap_class+0x640/0x640
[ 1073.064073]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1073.069614]  ? check_preemption_disabled+0x48/0x280
[ 1073.074635]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1073.080185]  ? should_fail+0x22d/0xd01
[ 1073.084093]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1073.089194]  ? zap_class+0x640/0x640
[ 1073.092933]  ? __lock_is_held+0xb5/0x140
[ 1073.096999]  ? mark_held_locks+0x130/0x130
[ 1073.101232]  ? lock_release+0xa00/0xa00
[ 1073.105208]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1073.110663]  ? xa_load+0x2ba/0x460
[ 1073.114209]  ? lock_downgrade+0x900/0x900
[ 1073.118359]  ? __might_sleep+0x95/0x190
[ 1073.122337]  __alloc_pages_nodemask+0xad8/0xea0
[ 1073.127013]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1073.132027]  ? __page_cache_alloc+0x191/0x5c0
[ 1073.136525]  ? xa_load+0x2e1/0x460
[ 1073.140065]  ? xa_clear_mark+0x40/0x40
[ 1073.143953]  ? zap_class+0x640/0x640
[ 1073.147673]  ? zap_class+0x640/0x640
[ 1073.151386]  ? zap_class+0x640/0x640
[ 1073.155101]  ? __do_page_cache_readahead+0x663/0x810
[ 1073.160235]  ? find_held_lock+0x36/0x1c0
[ 1073.164300]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1073.169842]  alloc_pages_current+0x173/0x350
[ 1073.174274]  __page_cache_alloc+0x38c/0x5c0
[ 1073.178591]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1073.183523]  ? kasan_check_read+0x11/0x20
[ 1073.187672]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1073.192968]  ? generic_perform_write+0x6a0/0x6a0
[ 1073.197724]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1073.203261]  ? check_preemption_disabled+0x48/0x280
[ 1073.208283]  filemap_fault+0x1595/0x25f0
[ 1073.212356]  ? __lock_page_or_retry+0xa00/0xa00
[ 1073.217024]  ? mark_held_locks+0x130/0x130
[ 1073.221266]  ? filemap_map_pages+0xd6b/0x1a20
[ 1073.225776]  ? lock_downgrade+0x900/0x900
[ 1073.229919]  ? check_preemption_disabled+0x48/0x280
[ 1073.234954]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1073.239882]  ? kasan_check_read+0x11/0x20
[ 1073.244026]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1073.249302]  ? rcu_softirq_qs+0x20/0x20
[ 1073.253292]  ? filemap_map_pages+0xd92/0x1a20
[ 1073.257807]  ? find_get_entries_tag+0x1400/0x1400
[ 1073.262657]  ? debug_object_destroy+0x2b0/0x2b0
[ 1073.267359]  ? lock_pi_update_atomic+0x150/0x150
[ 1073.272112]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1073.277660]  ? lock_acquire+0x1ed/0x520
[ 1073.281633]  ? ext4_filemap_fault+0x7a/0xad
[ 1073.285966]  ? lock_release+0xa00/0xa00
[ 1073.289938]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1073.295387]  ? print_usage_bug+0xc0/0xc0
[ 1073.299475]  ? print_usage_bug+0xc0/0xc0
[ 1073.303581]  ? down_read+0x8d/0x120
[ 1073.307204]  ? ext4_filemap_fault+0x7a/0xad
[ 1073.311524]  ? __down_interruptible+0x700/0x700
[ 1073.316200]  ext4_filemap_fault+0x82/0xad
[ 1073.320449]  __do_fault+0x100/0x6b0
[ 1073.324072]  ? find_held_lock+0x36/0x1c0
[ 1073.328134]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1073.333253]  ? mark_held_locks+0x130/0x130
[ 1073.337491]  ? mark_held_locks+0x130/0x130
[ 1073.341726]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1073.346223]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1073.350721]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1073.355307]  ? kasan_check_read+0x11/0x20
[ 1073.359482]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1073.365036]  __handle_mm_fault+0x3ea0/0x5be0
[ 1073.369482]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1073.374338]  ? finish_task_switch+0x1f4/0x910
[ 1073.378844]  ? finish_task_switch+0x1b4/0x910
[ 1073.383349]  ? __switch_to_asm+0x34/0x70
[ 1073.387444]  ? preempt_notifier_register+0x200/0x200
[ 1073.392557]  ? __switch_to_asm+0x34/0x70
[ 1073.396614]  ? __switch_to_asm+0x34/0x70
[ 1073.400691]  ? zap_class+0x640/0x640
[ 1073.404403]  ? zap_class+0x640/0x640
[ 1073.408127]  ? __x64_sys_futex+0x53e/0x6a0
[ 1073.412364]  ? find_held_lock+0x36/0x1c0
[ 1073.416447]  ? handle_mm_fault+0x42a/0xc70
[ 1073.420684]  ? lock_downgrade+0x900/0x900
[ 1073.424834]  ? check_preemption_disabled+0x48/0x280
[ 1073.429853]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1073.434780]  ? kasan_check_read+0x11/0x20
[ 1073.438928]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1073.444201]  ? rcu_softirq_qs+0x20/0x20
[ 1073.448174]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1073.453279]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1073.458815]  ? check_preemption_disabled+0x48/0x280
[ 1073.463850]  handle_mm_fault+0x54f/0xc70
[ 1073.467934]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1073.472519]  ? find_vma+0x34/0x190
[ 1073.476077]  __do_page_fault+0x5e8/0xe60
[ 1073.480140]  ? trace_hardirqs_off+0xb8/0x310
[ 1073.484562]  do_page_fault+0xf2/0x7e0
[ 1073.488365]  ? vmalloc_sync_all+0x30/0x30
[ 1073.492517]  ? error_entry+0x70/0xd0
[ 1073.496232]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1073.501244]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1073.506177]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1073.511109]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1073.515967]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1073.520981]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1073.526445]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1073.531464]  ? page_fault+0x8/0x30
[ 1073.535009]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1073.539857]  ? page_fault+0x8/0x30
[ 1073.543397]  page_fault+0x1e/0x30
[ 1073.546891] RIP: 0033:0x40f9c0
[ 1073.550092] Code: Bad RIP value.
[ 1073.553462] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1073.558823] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1073.566101] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1073.573368] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1073.580635] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1073.587900] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1073.595186] warn_alloc_show_mem: 1 callbacks suppressed
[ 1073.595199] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1073.595201] Mem-Info:
[ 1073.595231] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1073.595231]  active_file:15 inactive_file:19 isolated_file:0
[ 1073.595231]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1073.595231]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1073.595231]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1073.595231]  free:13737 free_pcp:253 free_cma:0
[ 1073.600570] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1073.607760] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1073.610163] Call Trace:
[ 1073.643128] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1073.652484]  <IRQ>
[ 1073.680055] lowmem_reserve[]: 0 2818 6321 6321
[ 1073.682651]  dump_stack+0x244/0x39d
[ 1073.708734] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1073.710900]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1073.715458] lowmem_reserve[]: 0 0 3503 3503
[ 1073.719084]  warn_alloc.cold.116+0xb7/0x1bd
[ 1073.746554] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1073.751745]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1073.756035] lowmem_reserve[]: 0 0 0 0
[ 1073.760356]  ? lock_downgrade+0x900/0x900
[ 1073.789307] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1073.794155]  ? trace_hardirqs_off+0xb8/0x310
[ 1073.797922] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1073.802072]  ? trace_hardirqs_off+0xb8/0x310
[ 1073.815571] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1073.819985]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1073.834786] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1073.839208]  ? warn_alloc+0x120/0x120
[ 1073.854856] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1073.859686]  ? print_usage_bug+0xc0/0xc0
[ 1073.868496] 1801 total pagecache pages
[ 1073.872286]  ? warn_alloc+0x120/0x120
[ 1073.880849] 0 pages in swap cache
[ 1073.884899]  ? warn_alloc+0x120/0x120
[ 1073.888769] Swap cache stats: add 0, delete 0, find 0/0
[ 1073.892560]  ? print_usage_bug+0xc0/0xc0
[ 1073.895991] Free swap  = 0kB
[ 1073.899786]  ? kvm_clock_read+0x18/0x30
[ 1073.905124] Total swap = 0kB
[ 1073.909176]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1073.912168] 1965979 pages RAM
[ 1073.916134]  ? print_usage_bug+0xc0/0xc0
[ 1073.919132] 0 pages HighMem/MovableOnly
[ 1073.924141]  ? __lock_acquire+0x62f/0x4c20
[ 1073.927221] 342854 pages reserved
[ 1073.927229] 0 pages cma reserved
[ 1073.931283]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1073.935291] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1073.939461]  ? should_fail+0x22d/0xd01
[ 1073.942947] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1073.946255]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1073.951766] syz-fuzzer cpuset=/ mems_allowed=0
[ 1073.958259]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1073.987281]  ? __lock_acquire+0x62f/0x4c20
[ 1073.991537]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1073.996646]  ? __lock_acquire+0x62f/0x4c20
[ 1074.000882]  ? should_fail+0x22d/0xd01
[ 1074.004769]  ? rcu_irq_exit+0x1a2/0x390
[ 1074.008767]  ? mark_held_locks+0x130/0x130
[ 1074.013006]  ? mark_held_locks+0x130/0x130
[ 1074.017246]  ? mark_held_locks+0xc7/0x130
[ 1074.021397]  ? smp_apic_timer_interrupt+0x1cb/0x760
[ 1074.026428]  ? zap_class+0x640/0x640
[ 1074.030146]  ? print_usage_bug+0xc0/0xc0
[ 1074.034217]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1074.039757]  ? check_preemption_disabled+0x48/0x280
[ 1074.044784]  ? __lock_is_held+0xb5/0x140
[ 1074.048853]  __alloc_pages_nodemask+0xad8/0xea0
[ 1074.054046]  ? zap_class+0x640/0x640
[ 1074.057768]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1074.062794]  ? find_held_lock+0x36/0x1c0
[ 1074.066864]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1074.071538]  ? lock_downgrade+0x900/0x900
[ 1074.075695]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1074.081242]  cache_grow_begin+0xa5/0x8c0
[ 1074.085307]  ? do_raw_spin_unlock+0xa7/0x330
[ 1074.089722]  fallback_alloc+0x204/0x2e0
[ 1074.093706]  ____cache_alloc_node+0x1c7/0x1e0
[ 1074.098209]  kmem_cache_alloc_node+0xe3/0x730
[ 1074.102709]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1074.106960]  __alloc_skb+0x119/0x770
[ 1074.110677]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1074.115963]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1074.120401]  ? lock_downgrade+0x900/0x900
[ 1074.124564]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1074.130104]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1074.135559]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1074.141015]  ? addrconf_rs_timer+0x690/0x690
[ 1074.145442]  ndisc_alloc_skb+0x144/0x340
[ 1074.149513]  ndisc_send_rs+0x331/0x6e0
[ 1074.153409]  addrconf_rs_timer+0x314/0x690
[ 1074.157658]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1074.161904]  call_timer_fn+0x272/0x920
[ 1074.165798]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1074.170035]  ? process_timeout+0x40/0x40
[ 1074.174102]  ? __run_timers+0x7da/0xc70
[ 1074.178090]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1074.182602]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1074.187113]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1074.191347]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1074.195965]  ? trace_hardirqs_on+0xbd/0x310
[ 1074.200290]  ? kasan_check_read+0x11/0x20
[ 1074.204439]  ? __run_timers+0x7da/0xc70
[ 1074.208421]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1074.213532]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1074.217774]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1074.222011]  __run_timers+0x7e5/0xc70
[ 1074.225819]  ? timer_fixup_init+0x70/0x70
[ 1074.229992]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1074.235007]  ? zap_class+0x640/0x640
[ 1074.238814]  ? enqueue_hrtimer+0x1a5/0x560
[ 1074.243053]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1074.248266]  ? find_held_lock+0x36/0x1c0
[ 1074.252346]  ? zap_class+0x640/0x640
[ 1074.256074]  ? pvclock_read_flags+0x160/0x160
[ 1074.260577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1074.266119]  ? check_preemption_disabled+0x48/0x280
[ 1074.271144]  ? __lock_is_held+0xb5/0x140
[ 1074.275220]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1074.280773]  ? check_preemption_disabled+0x48/0x280
[ 1074.285790]  run_timer_softirq+0x52/0xb0
[ 1074.289851]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1074.294866]  __do_softirq+0x308/0xb7e
[ 1074.298673]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1074.303168]  ? lock_downgrade+0x900/0x900
[ 1074.307327]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1074.312444]  ? pvclock_read_flags+0x160/0x160
[ 1074.316963]  ? lapic_next_event+0x5a/0x90
[ 1074.321123]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1074.326664]  ? kvm_clock_read+0x18/0x30
[ 1074.330641]  ? kvm_sched_clock_read+0x9/0x20
[ 1074.335052]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1074.340589]  ? check_preemption_disabled+0x48/0x280
[ 1074.345613]  irq_exit+0x17f/0x1c0
[ 1074.349073]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1074.353917]  ? smp_reschedule_interrupt+0x109/0x650
[ 1074.358943]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1074.364828]  ? interrupt_entry+0xb5/0xc0
[ 1074.368895]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1074.373908]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1074.378935]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1074.383787]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1074.388801]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1074.393819]  ? task_prio+0x50/0x50
[ 1074.397361]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1074.402900]  ? check_preemption_disabled+0x48/0x280
[ 1074.407945]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1074.412795]  apic_timer_interrupt+0xf/0x20
[ 1074.417025]  </IRQ>
[ 1074.419266] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1074.424194] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1074.443096] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1074.450802] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1074.458068] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1074.465333] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1074.472598] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1074.479868] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1074.487173]  skb_clone+0x1bb/0x500
[ 1074.490718]  ? finish_task_switch+0x2f4/0x910
[ 1074.495214]  ? skb_split+0x11e0/0x11e0
[ 1074.499103]  ? preempt_notifier_register+0x200/0x200
[ 1074.504204]  ? __switch_to_asm+0x34/0x70
[ 1074.508262]  ? __switch_to_asm+0x34/0x70
[ 1074.512333]  ? __switch_to_asm+0x40/0x70
[ 1074.516389]  ? __switch_to_asm+0x34/0x70
[ 1074.520472]  ? __switch_to_asm+0x40/0x70
[ 1074.524529]  ? __switch_to_asm+0x34/0x70
[ 1074.528591]  ? __switch_to_asm+0x40/0x70
[ 1074.532651]  ? __switch_to_asm+0x34/0x70
[ 1074.536708]  ? __switch_to_asm+0x34/0x70
[ 1074.540770]  ? __switch_to_asm+0x40/0x70
[ 1074.544842]  ? __switch_to_asm+0x34/0x70
[ 1074.548923]  bpf_clone_redirect+0xb9/0x490
[ 1074.553180]  ? __schedule+0x8d7/0x21d0
[ 1074.557091]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1074.562110]  ? __sched_text_start+0x8/0x8
[ 1074.566259]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1074.571039]  ? find_held_lock+0x36/0x1c0
[ 1074.575106]  ? lock_acquire+0x1ed/0x520
[ 1074.579080]  ? bpf_test_run+0x3cb/0x780
[ 1074.583058]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1074.588600]  ? check_preemption_disabled+0x48/0x280
[ 1074.593622]  ? kasan_check_read+0x11/0x20
[ 1074.597782]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1074.603056]  ? rcu_softirq_qs+0x20/0x20
[ 1074.607031]  ? preempt_schedule+0x4d/0x60
[ 1074.611177]  ? ___preempt_schedule+0x16/0x18
[ 1074.615593]  ? bpf_test_run+0x25d/0x780
[ 1074.619583]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1074.623995]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1074.629546]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1074.634314]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1074.639159]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1074.644699]  ? fput+0x130/0x1a0
[ 1074.647986]  ? __bpf_prog_get+0x9b/0x290
[ 1074.652050]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1074.656891]  ? bpf_prog_test_run+0x130/0x1a0
[ 1074.661304]  ? __x64_sys_bpf+0x3d8/0x520
[ 1074.665364]  ? bpf_prog_get+0x20/0x20
[ 1074.669200]  ? do_syscall_64+0x1b9/0x820
[ 1074.673289]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1074.678670]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1074.683609]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1074.688462]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1074.693481]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1074.698499]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1074.703524]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1074.708397]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1074.713797] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1074.713894] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1074.720812] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1074.720821] Call Trace:
[ 1074.727382] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1074.727387] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1074.755006]  <IRQ>
[ 1074.757161]  dump_stack+0x244/0x39d
[ 1074.760798]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1074.766003]  warn_alloc.cold.116+0xb7/0x1bd
[ 1074.770412]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1074.775275]  ? lock_downgrade+0x900/0x900
[ 1074.779451]  ? trace_hardirqs_off+0xb8/0x310
[ 1074.783869]  ? trace_hardirqs_off+0xb8/0x310
[ 1074.788286]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1074.793172]  ? warn_alloc+0x120/0x120
[ 1074.796975]  ? print_usage_bug+0xc0/0xc0
[ 1074.801039]  ? warn_alloc+0x120/0x120
[ 1074.804846]  ? warn_alloc+0x120/0x120
[ 1074.808649]  ? print_usage_bug+0xc0/0xc0
[ 1074.812720]  ? print_usage_bug+0xc0/0xc0
[ 1074.816786]  ? __lock_acquire+0x62f/0x4c20
[ 1074.821037]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1074.826585]  ? should_fail+0x22d/0xd01
[ 1074.830495]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1074.835600]  ? __lock_acquire+0x62f/0x4c20
[ 1074.839855]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1074.844951]  ? __lock_acquire+0x62f/0x4c20
[ 1074.849179]  ? should_fail+0x22d/0xd01
[ 1074.853078]  ? find_held_lock+0x36/0x1c0
[ 1074.857142]  ? mark_held_locks+0x130/0x130
[ 1074.861590]  ? mark_held_locks+0x130/0x130
[ 1074.865838]  ? zap_class+0x640/0x640
[ 1074.869553]  ? zap_class+0x640/0x640
[ 1074.873270]  ? print_usage_bug+0xc0/0xc0
[ 1074.877343]  ? do_raw_spin_unlock+0xa7/0x330
[ 1074.881766]  ? zap_class+0x640/0x640
[ 1074.885487]  ? print_usage_bug+0xc0/0xc0
[ 1074.889544]  ? wq_watchdog_touch+0x9c/0xfe
[ 1074.893796]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1074.899332]  ? check_preemption_disabled+0x48/0x280
[ 1074.904358]  ? __lock_is_held+0xb5/0x140
[ 1074.908449]  __alloc_pages_nodemask+0xad8/0xea0
[ 1074.913118]  ? zap_class+0x640/0x640
[ 1074.916863]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1074.921908]  ? find_held_lock+0x36/0x1c0
[ 1074.926018]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1074.930689]  ? lock_downgrade+0x900/0x900
[ 1074.934852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1074.940398]  cache_grow_begin+0xa5/0x8c0
[ 1074.944476]  ? do_raw_spin_unlock+0xa7/0x330
[ 1074.948921]  fallback_alloc+0x204/0x2e0
[ 1074.952919]  ____cache_alloc_node+0x1c7/0x1e0
[ 1074.957430]  kmem_cache_alloc_node+0xe3/0x730
[ 1074.961933]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1074.966176]  __alloc_skb+0x119/0x770
[ 1074.969887]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1074.975168]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1074.979575]  ? lock_downgrade+0x900/0x900
[ 1074.983732]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1074.989269]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1074.994723]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1075.000172]  ? addrconf_rs_timer+0x690/0x690
[ 1075.004591]  ndisc_alloc_skb+0x144/0x340
[ 1075.008685]  ndisc_send_rs+0x331/0x6e0
[ 1075.012582]  addrconf_rs_timer+0x314/0x690
[ 1075.016838]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1075.021080]  call_timer_fn+0x272/0x920
[ 1075.024968]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1075.029203]  ? process_timeout+0x40/0x40
[ 1075.033273]  ? mark_held_locks+0xc7/0x130
[ 1075.037429]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1075.041946]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1075.046448]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1075.050682]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1075.055264]  ? trace_hardirqs_on+0xbd/0x310
[ 1075.059587]  ? kasan_check_read+0x11/0x20
[ 1075.063732]  ? __run_timers+0x7da/0xc70
[ 1075.067706]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1075.072815]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1075.077054]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1075.081285]  __run_timers+0x7e5/0xc70
[ 1075.085099]  ? timer_fixup_init+0x70/0x70
[ 1075.089281]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1075.094299]  ? zap_class+0x640/0x640
[ 1075.098013]  ? print_usage_bug+0xc0/0xc0
[ 1075.102075]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1075.107269]  ? find_held_lock+0x36/0x1c0
[ 1075.111352]  ? zap_class+0x640/0x640
[ 1075.115092]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1075.120629]  ? check_preemption_disabled+0x48/0x280
[ 1075.125659]  ? __lock_is_held+0xb5/0x140
[ 1075.129725]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1075.135266]  ? check_preemption_disabled+0x48/0x280
[ 1075.140290]  run_timer_softirq+0x52/0xb0
[ 1075.144348]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1075.149367]  __do_softirq+0x308/0xb7e
[ 1075.153172]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1075.157663]  ? lock_downgrade+0x900/0x900
[ 1075.161814]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1075.166924]  ? pvclock_read_flags+0x160/0x160
[ 1075.171431]  ? lapic_next_event+0x5a/0x90
[ 1075.175594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1075.181137]  ? kvm_clock_read+0x18/0x30
[ 1075.185143]  ? kvm_sched_clock_read+0x9/0x20
[ 1075.189556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1075.195098]  ? check_preemption_disabled+0x48/0x280
[ 1075.200126]  irq_exit+0x17f/0x1c0
[ 1075.203579]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1075.208429]  ? smp_reschedule_interrupt+0x109/0x650
[ 1075.213460]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1075.219348]  ? interrupt_entry+0xb5/0xc0
[ 1075.223423]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1075.228451]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1075.233476]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1075.238318]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1075.243329]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1075.248353]  ? task_prio+0x50/0x50
[ 1075.251898]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1075.257449]  ? check_preemption_disabled+0x48/0x280
[ 1075.262478]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1075.267344]  apic_timer_interrupt+0xf/0x20
[ 1075.271576]  </IRQ>
[ 1075.273817] RIP: 0010:console_unlock+0x102f/0x1190
[ 1075.278748] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1075.297646] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1075.305353] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1075.312622] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1075.319888] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1075.327152] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1075.334425] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1075.341705]  ? netconsole_netdev_event+0x280/0x280
[ 1075.346641]  ? console_unlock+0x1026/0x1190
[ 1075.351006]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1075.355687]  ? vprintk_emit+0x846/0x990
[ 1075.359675]  ? lock_release+0xa00/0xa00
[ 1075.363651]  ? trace_hardirqs_on+0x30/0x310
[ 1075.367972]  ? vprintk_default+0x28/0x30
[ 1075.372035]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1075.377139]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1075.382688]  vprintk_emit+0x391/0x990
[ 1075.386496]  ? wake_up_klogd+0x180/0x180
[ 1075.390563]  ? find_held_lock+0x31/0x1c0
[ 1075.394635]  ? mark_held_locks+0xc7/0x130
[ 1075.398784]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1075.403279]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1075.407784]  vprintk_default+0x28/0x30
[ 1075.411676]  vprintk_func+0x7e/0x181
[ 1075.415395]  printk+0xa7/0xcf
[ 1075.418511]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1075.423280]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1075.427788]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1075.433076]  dump_header+0x7cc/0xf72
[ 1075.436816]  ? pagefault_out_of_memory+0x197/0x197
[ 1075.441778]  ? __lock_acquire+0x62f/0x4c20
[ 1075.446013]  ? percpu_ref_get_many+0x240/0x240
[ 1075.450601]  ? print_usage_bug+0xc0/0xc0
[ 1075.454674]  ? zap_class+0x640/0x640
[ 1075.458392]  ? print_usage_bug+0xc0/0xc0
[ 1075.462466]  ? zap_class+0x640/0x640
[ 1075.466188]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1075.471729]  ? find_held_lock+0x36/0x1c0
[ 1075.475801]  ? mark_held_locks+0xc7/0x130
[ 1075.479953]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1075.485058]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1075.490161]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1075.494748]  ? trace_hardirqs_on+0xbd/0x310
[ 1075.499070]  ? kasan_check_read+0x11/0x20
[ 1075.503217]  ? ___ratelimit+0x3b4/0x672
[ 1075.507191]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1075.512297]  ? trace_hardirqs_on+0x310/0x310
[ 1075.516705]  ? lock_downgrade+0x900/0x900
[ 1075.520856]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1075.525957]  ? ___ratelimit+0x3b9/0x672
[ 1075.529938]  ? idr_get_free+0xf70/0xf70
[ 1075.533926]  ? find_held_lock+0x36/0x1c0
[ 1075.537997]  oom_kill_process.cold.27+0x10/0x903
[ 1075.542769]  ? zap_class+0x640/0x640
[ 1075.546480]  ? check_preemption_disabled+0x48/0x280
[ 1075.551517]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1075.556455]  ? kasan_check_read+0x11/0x20
[ 1075.560603]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1075.565880]  ? oom_evaluate_task+0x540/0x540
[ 1075.570295]  ? find_held_lock+0x36/0x1c0
[ 1075.574362]  ? out_of_memory+0x974/0x1430
[ 1075.578514]  ? lock_downgrade+0x900/0x900
[ 1075.582661]  ? check_preemption_disabled+0x48/0x280
[ 1075.587682]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1075.592608]  ? kasan_check_read+0x11/0x20
[ 1075.596759]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1075.602036]  ? rcu_softirq_qs+0x20/0x20
[ 1075.606019]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1075.611552]  ? oom_evaluate_task+0x302/0x540
[ 1075.615964]  out_of_memory+0xa84/0x1430
[ 1075.619989]  ? oom_killer_disable+0x3a0/0x3a0
[ 1075.624506]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1075.629467]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1075.634503]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1075.639378]  ? warn_alloc+0x120/0x120
[ 1075.643177]  ? mark_held_locks+0x130/0x130
[ 1075.647429]  ? find_get_entry+0xaae/0x1120
[ 1075.651682]  ? filemap_map_pages+0x1a20/0x1a20
[ 1075.656271]  ? zap_class+0x640/0x640
[ 1075.660013]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1075.665554]  ? check_preemption_disabled+0x48/0x280
[ 1075.670568]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1075.676106]  ? should_fail+0x22d/0xd01
[ 1075.680017]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1075.685119]  ? zap_class+0x640/0x640
[ 1075.688860]  ? __lock_is_held+0xb5/0x140
[ 1075.692930]  ? mark_held_locks+0x130/0x130
[ 1075.697169]  ? lock_release+0xa00/0xa00
[ 1075.701145]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1075.706598]  ? xa_load+0x2ba/0x460
[ 1075.710141]  ? lock_downgrade+0x900/0x900
[ 1075.714297]  ? __might_sleep+0x95/0x190
[ 1075.718280]  __alloc_pages_nodemask+0xad8/0xea0
[ 1075.722954]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1075.727971]  ? __page_cache_alloc+0x191/0x5c0
[ 1075.732476]  ? xa_load+0x2e1/0x460
[ 1075.736019]  ? xa_clear_mark+0x40/0x40
[ 1075.739907]  ? zap_class+0x640/0x640
[ 1075.743629]  ? zap_class+0x640/0x640
[ 1075.747347]  ? zap_class+0x640/0x640
[ 1075.751060]  ? __do_page_cache_readahead+0x663/0x810
[ 1075.756167]  ? find_held_lock+0x36/0x1c0
[ 1075.760231]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1075.765775]  alloc_pages_current+0x173/0x350
[ 1075.770191]  __page_cache_alloc+0x38c/0x5c0
[ 1075.774511]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1075.779455]  ? kasan_check_read+0x11/0x20
[ 1075.783601]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1075.788878]  ? generic_perform_write+0x6a0/0x6a0
[ 1075.793649]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1075.799218]  ? check_preemption_disabled+0x48/0x280
[ 1075.804257]  filemap_fault+0x1595/0x25f0
[ 1075.808331]  ? __lock_page_or_retry+0xa00/0xa00
[ 1075.813006]  ? mark_held_locks+0x130/0x130
[ 1075.817254]  ? filemap_map_pages+0xd6b/0x1a20
[ 1075.821780]  ? lock_downgrade+0x900/0x900
[ 1075.825930]  ? check_preemption_disabled+0x48/0x280
[ 1075.830964]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1075.835909]  ? kasan_check_read+0x11/0x20
[ 1075.840056]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1075.845335]  ? rcu_softirq_qs+0x20/0x20
[ 1075.849338]  ? filemap_map_pages+0xd92/0x1a20
[ 1075.853844]  ? find_get_entries_tag+0x1400/0x1400
[ 1075.858695]  ? debug_object_destroy+0x2b0/0x2b0
[ 1075.863365]  ? lock_pi_update_atomic+0x150/0x150
[ 1075.868124]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1075.873686]  ? lock_acquire+0x1ed/0x520
[ 1075.877663]  ? ext4_filemap_fault+0x7a/0xad
[ 1075.881995]  ? lock_release+0xa00/0xa00
[ 1075.885972]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1075.891432]  ? print_usage_bug+0xc0/0xc0
[ 1075.895502]  ? print_usage_bug+0xc0/0xc0
[ 1075.899578]  ? down_read+0x8d/0x120
[ 1075.903209]  ? ext4_filemap_fault+0x7a/0xad
[ 1075.907530]  ? __down_interruptible+0x700/0x700
[ 1075.912223]  ext4_filemap_fault+0x82/0xad
[ 1075.916373]  __do_fault+0x100/0x6b0
[ 1075.920002]  ? find_held_lock+0x36/0x1c0
[ 1075.924067]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1075.929184]  ? mark_held_locks+0x130/0x130
[ 1075.933427]  ? mark_held_locks+0x130/0x130
[ 1075.937668]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1075.942166]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1075.946664]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1075.951246]  ? kasan_check_read+0x11/0x20
[ 1075.955404]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1075.960967]  __handle_mm_fault+0x3ea0/0x5be0
[ 1075.965388]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1075.970242]  ? finish_task_switch+0x1f4/0x910
[ 1075.974736]  ? finish_task_switch+0x1b4/0x910
[ 1075.979232]  ? __switch_to_asm+0x34/0x70
[ 1075.983296]  ? preempt_notifier_register+0x200/0x200
[ 1075.988394]  ? __switch_to_asm+0x34/0x70
[ 1075.992489]  ? __switch_to_asm+0x34/0x70
[ 1075.996562]  ? zap_class+0x640/0x640
[ 1076.000274]  ? zap_class+0x640/0x640
[ 1076.003988]  ? __x64_sys_futex+0x53e/0x6a0
[ 1076.008228]  ? find_held_lock+0x36/0x1c0
[ 1076.012297]  ? handle_mm_fault+0x42a/0xc70
[ 1076.016538]  ? lock_downgrade+0x900/0x900
[ 1076.020686]  ? check_preemption_disabled+0x48/0x280
[ 1076.025706]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1076.030632]  ? kasan_check_read+0x11/0x20
[ 1076.034809]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1076.040085]  ? rcu_softirq_qs+0x20/0x20
[ 1076.044074]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1076.049186]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1076.054723]  ? check_preemption_disabled+0x48/0x280
[ 1076.059744]  handle_mm_fault+0x54f/0xc70
[ 1076.063805]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1076.068406]  ? find_vma+0x34/0x190
[ 1076.071978]  __do_page_fault+0x5e8/0xe60
[ 1076.076034]  ? trace_hardirqs_off+0xb8/0x310
[ 1076.080463]  do_page_fault+0xf2/0x7e0
[ 1076.084264]  ? vmalloc_sync_all+0x30/0x30
[ 1076.088433]  ? error_entry+0x70/0xd0
[ 1076.092159]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1076.097187]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1076.102119]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1076.107050]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1076.111891]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1076.116905]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1076.122358]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1076.127377]  ? page_fault+0x8/0x30
[ 1076.130921]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1076.135781]  ? page_fault+0x8/0x30
[ 1076.139321]  page_fault+0x1e/0x30
[ 1076.142774] RIP: 0033:0x40f9c0
[ 1076.145980] Code: Bad RIP value.
[ 1076.149341] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1076.154699] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1076.161963] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1076.169229] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1076.176494] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1076.183762] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1076.191060] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1076.191066] warn_alloc_show_mem: 1 callbacks suppressed
[ 1076.191073] Mem-Info:
[ 1076.198262] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1076.203634] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1076.203634]  active_file:15 inactive_file:19 isolated_file:0
[ 1076.203634]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1076.203634]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1076.203634]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1076.203634]  free:13737 free_pcp:253 free_cma:0
[ 1076.206009] Call Trace:
[ 1076.215399] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1076.248330]  <IRQ>
[ 1076.250903] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1076.278483]  dump_stack+0x244/0x39d
[ 1076.280609] lowmem_reserve[]: 0 2818 6321 6321
[ 1076.306716]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1076.310317] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1076.314904]  warn_alloc.cold.116+0xb7/0x1bd
[ 1076.320060] lowmem_reserve[]: 0 0 3503 3503
[ 1076.347727]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1076.352024] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1076.356337]  ? lock_downgrade+0x900/0x900
[ 1076.361179] lowmem_reserve[]: 0 0 0 0
[ 1076.390171]  ? trace_hardirqs_off+0xb8/0x310
[ 1076.394293] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1076.398095]  ? trace_hardirqs_off+0xb8/0x310
[ 1076.402482] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1076.415997]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1076.420377] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1076.435230]  ? warn_alloc+0x120/0x120
[ 1076.440048] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1076.455727]  ? print_usage_bug+0xc0/0xc0
[ 1076.459509] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1076.468347]  ? warn_alloc+0x120/0x120
[ 1076.472388] 1801 total pagecache pages
[ 1076.480960]  ? warn_alloc+0x120/0x120
[ 1076.484741] 0 pages in swap cache
[ 1076.488613]  ? print_usage_bug+0xc0/0xc0
[ 1076.492391] Swap cache stats: add 0, delete 0, find 0/0
[ 1076.495837]  ? kvm_clock_read+0x18/0x30
[ 1076.499875] Free swap  = 0kB
[ 1076.505230]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1076.509182] Total swap = 0kB
[ 1076.512194]  ? print_usage_bug+0xc0/0xc0
[ 1076.517187] 1965979 pages RAM
[ 1076.520201]  ? __lock_acquire+0x62f/0x4c20
[ 1076.524236] 0 pages HighMem/MovableOnly
[ 1076.527334]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1076.531543] 342854 pages reserved
[ 1076.535509]  ? should_fail+0x22d/0xd01
[ 1076.541019] 0 pages cma reserved
[ 1076.544463]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1076.548390] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1076.551691]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1076.557069] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1076.563443]  ? __lock_acquire+0x62f/0x4c20
[ 1076.568525] syz-fuzzer cpuset=/ mems_allowed=0
[ 1076.578747]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1076.592615]  ? __lock_acquire+0x62f/0x4c20
[ 1076.596852]  ? should_fail+0x22d/0xd01
[ 1076.600740]  ? rcu_irq_exit+0x1a2/0x390
[ 1076.604728]  ? mark_held_locks+0x130/0x130
[ 1076.608974]  ? mark_held_locks+0x130/0x130
[ 1076.613227]  ? mark_held_locks+0xc7/0x130
[ 1076.617390]  ? smp_apic_timer_interrupt+0x1cb/0x760
[ 1076.622422]  ? zap_class+0x640/0x640
[ 1076.626136]  ? print_usage_bug+0xc0/0xc0
[ 1076.630203]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1076.635746]  ? check_preemption_disabled+0x48/0x280
[ 1076.640777]  ? __lock_is_held+0xb5/0x140
[ 1076.644858]  __alloc_pages_nodemask+0xad8/0xea0
[ 1076.649526]  ? zap_class+0x640/0x640
[ 1076.653245]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1076.658288]  ? find_held_lock+0x36/0x1c0
[ 1076.662353]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1076.667034]  ? lock_downgrade+0x900/0x900
[ 1076.671207]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1076.676762]  cache_grow_begin+0xa5/0x8c0
[ 1076.680823]  ? do_raw_spin_unlock+0xa7/0x330
[ 1076.685267]  fallback_alloc+0x204/0x2e0
[ 1076.689250]  ____cache_alloc_node+0x1c7/0x1e0
[ 1076.693752]  kmem_cache_alloc_node+0xe3/0x730
[ 1076.698254]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1076.702498]  __alloc_skb+0x119/0x770
[ 1076.706214]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1076.711498]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1076.715920]  ? lock_downgrade+0x900/0x900
[ 1076.720077]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1076.725618]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1076.731205]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1076.736657]  ? addrconf_rs_timer+0x690/0x690
[ 1076.741085]  ndisc_alloc_skb+0x144/0x340
[ 1076.745151]  ndisc_send_rs+0x331/0x6e0
[ 1076.749043]  addrconf_rs_timer+0x314/0x690
[ 1076.753282]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1076.757546]  call_timer_fn+0x272/0x920
[ 1076.761441]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1076.765676]  ? process_timeout+0x40/0x40
[ 1076.769744]  ? __run_timers+0x7da/0xc70
[ 1076.773720]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1076.778214]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1076.782704]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1076.786941]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1076.791538]  ? trace_hardirqs_on+0xbd/0x310
[ 1076.795858]  ? kasan_check_read+0x11/0x20
[ 1076.800015]  ? __run_timers+0x7da/0xc70
[ 1076.803988]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1076.809093]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1076.813332]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1076.817571]  __run_timers+0x7e5/0xc70
[ 1076.821381]  ? timer_fixup_init+0x70/0x70
[ 1076.825543]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1076.830559]  ? zap_class+0x640/0x640
[ 1076.834287]  ? enqueue_hrtimer+0x1a5/0x560
[ 1076.838529]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1076.843743]  ? find_held_lock+0x36/0x1c0
[ 1076.847827]  ? zap_class+0x640/0x640
[ 1076.851558]  ? pvclock_read_flags+0x160/0x160
[ 1076.856100]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1076.862148]  ? check_preemption_disabled+0x48/0x280
[ 1076.867207]  ? __lock_is_held+0xb5/0x140
[ 1076.871267]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1076.876804]  ? check_preemption_disabled+0x48/0x280
[ 1076.881824]  run_timer_softirq+0x52/0xb0
[ 1076.885915]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1076.890958]  __do_softirq+0x308/0xb7e
[ 1076.894761]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1076.899252]  ? lock_downgrade+0x900/0x900
[ 1076.903428]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1076.908546]  ? pvclock_read_flags+0x160/0x160
[ 1076.913044]  ? lapic_next_event+0x5a/0x90
[ 1076.917196]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1076.922754]  ? kvm_clock_read+0x18/0x30
[ 1076.926728]  ? kvm_sched_clock_read+0x9/0x20
[ 1076.931152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1076.936690]  ? check_preemption_disabled+0x48/0x280
[ 1076.941716]  irq_exit+0x17f/0x1c0
[ 1076.945170]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1076.950011]  ? smp_reschedule_interrupt+0x109/0x650
[ 1076.955033]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1076.960951]  ? interrupt_entry+0xb5/0xc0
[ 1076.965067]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1076.970092]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1076.975117]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1076.979963]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1076.984991]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1076.990005]  ? task_prio+0x50/0x50
[ 1076.993551]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1076.999086]  ? check_preemption_disabled+0x48/0x280
[ 1077.004103]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1077.008958]  apic_timer_interrupt+0xf/0x20
[ 1077.013186]  </IRQ>
[ 1077.015436] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1077.020380] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1077.039276] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1077.046978] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1077.054249] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1077.061515] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1077.068807] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1077.076073] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1077.083375]  skb_clone+0x1bb/0x500
[ 1077.086917]  ? finish_task_switch+0x2f4/0x910
[ 1077.091426]  ? skb_split+0x11e0/0x11e0
[ 1077.095316]  ? preempt_notifier_register+0x200/0x200
[ 1077.100426]  ? __switch_to_asm+0x34/0x70
[ 1077.104488]  ? __switch_to_asm+0x34/0x70
[ 1077.108560]  ? __switch_to_asm+0x40/0x70
[ 1077.112623]  ? __switch_to_asm+0x34/0x70
[ 1077.116683]  ? __switch_to_asm+0x40/0x70
[ 1077.120755]  ? __switch_to_asm+0x34/0x70
[ 1077.124815]  ? __switch_to_asm+0x40/0x70
[ 1077.128871]  ? __switch_to_asm+0x34/0x70
[ 1077.132928]  ? __switch_to_asm+0x34/0x70
[ 1077.136993]  ? __switch_to_asm+0x40/0x70
[ 1077.141055]  ? __switch_to_asm+0x34/0x70
[ 1077.145123]  bpf_clone_redirect+0xb9/0x490
[ 1077.149357]  ? __schedule+0x8d7/0x21d0
[ 1077.153258]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1077.158282]  ? __sched_text_start+0x8/0x8
[ 1077.162452]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1077.167236]  ? find_held_lock+0x36/0x1c0
[ 1077.171322]  ? lock_acquire+0x1ed/0x520
[ 1077.175314]  ? bpf_test_run+0x3cb/0x780
[ 1077.179287]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1077.184830]  ? check_preemption_disabled+0x48/0x280
[ 1077.189869]  ? kasan_check_read+0x11/0x20
[ 1077.194017]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1077.199290]  ? rcu_softirq_qs+0x20/0x20
[ 1077.203266]  ? preempt_schedule+0x4d/0x60
[ 1077.207413]  ? ___preempt_schedule+0x16/0x18
[ 1077.211839]  ? bpf_test_run+0x25d/0x780
[ 1077.215825]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1077.220236]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1077.225781]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1077.230579]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1077.235433]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1077.240970]  ? fput+0x130/0x1a0
[ 1077.244257]  ? __bpf_prog_get+0x9b/0x290
[ 1077.248337]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1077.253180]  ? bpf_prog_test_run+0x130/0x1a0
[ 1077.257592]  ? __x64_sys_bpf+0x3d8/0x520
[ 1077.261653]  ? bpf_prog_get+0x20/0x20
[ 1077.265470]  ? do_syscall_64+0x1b9/0x820
[ 1077.269528]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1077.274897]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1077.279829]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1077.284703]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1077.289722]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1077.294737]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1077.299778]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1077.304626]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1077.310021] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1077.310087] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1077.317028] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1077.317033] Call Trace:
[ 1077.317039]  <IRQ>
[ 1077.317055]  dump_stack+0x244/0x39d
[ 1077.317076]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1077.323661] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1077.332918]  warn_alloc.cold.116+0xb7/0x1bd
[ 1077.335477] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1077.337625]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1077.371112]  ? lock_downgrade+0x900/0x900
[ 1077.375266]  ? trace_hardirqs_off+0xb8/0x310
[ 1077.379684]  ? trace_hardirqs_off+0xb8/0x310
[ 1077.384099]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1077.388967]  ? warn_alloc+0x120/0x120
[ 1077.392775]  ? print_usage_bug+0xc0/0xc0
[ 1077.396838]  ? warn_alloc+0x120/0x120
[ 1077.400642]  ? warn_alloc+0x120/0x120
[ 1077.404463]  ? print_usage_bug+0xc0/0xc0
[ 1077.408522]  ? kvm_clock_read+0x18/0x30
[ 1077.412528]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1077.417545]  ? print_usage_bug+0xc0/0xc0
[ 1077.421611]  ? __lock_acquire+0x62f/0x4c20
[ 1077.425865]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1077.431401]  ? should_fail+0x22d/0xd01
[ 1077.435296]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1077.440575]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1077.445681]  ? __lock_acquire+0x62f/0x4c20
[ 1077.449939]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1077.455055]  ? __lock_acquire+0x62f/0x4c20
[ 1077.459286]  ? should_fail+0x22d/0xd01
[ 1077.463169]  ? rcu_irq_exit+0x1a2/0x390
[ 1077.467154]  ? mark_held_locks+0x130/0x130
[ 1077.471395]  ? mark_held_locks+0x130/0x130
[ 1077.475645]  ? mark_held_locks+0xc7/0x130
[ 1077.479790]  ? smp_apic_timer_interrupt+0x1cb/0x760
[ 1077.484814]  ? zap_class+0x640/0x640
[ 1077.488531]  ? print_usage_bug+0xc0/0xc0
[ 1077.492596]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1077.498134]  ? check_preemption_disabled+0x48/0x280
[ 1077.503159]  ? __lock_is_held+0xb5/0x140
[ 1077.507244]  __alloc_pages_nodemask+0xad8/0xea0
[ 1077.511910]  ? zap_class+0x640/0x640
[ 1077.515632]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1077.520663]  ? find_held_lock+0x36/0x1c0
[ 1077.524732]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1077.529404]  ? lock_downgrade+0x900/0x900
[ 1077.533575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1077.539119]  cache_grow_begin+0xa5/0x8c0
[ 1077.543182]  ? do_raw_spin_unlock+0xa7/0x330
[ 1077.547600]  fallback_alloc+0x204/0x2e0
[ 1077.551581]  ____cache_alloc_node+0x1c7/0x1e0
[ 1077.556086]  kmem_cache_alloc_node+0xe3/0x730
[ 1077.560588]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1077.564834]  __alloc_skb+0x119/0x770
[ 1077.568545]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1077.573824]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1077.578230]  ? lock_downgrade+0x900/0x900
[ 1077.582399]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1077.587948]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1077.593403]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1077.598865]  ? addrconf_rs_timer+0x690/0x690
[ 1077.603300]  ndisc_alloc_skb+0x144/0x340
[ 1077.607366]  ndisc_send_rs+0x331/0x6e0
[ 1077.611261]  addrconf_rs_timer+0x314/0x690
[ 1077.615504]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1077.619754]  call_timer_fn+0x272/0x920
[ 1077.623641]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1077.627878]  ? process_timeout+0x40/0x40
[ 1077.631953]  ? mark_held_locks+0xc7/0x130
[ 1077.636103]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1077.640610]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1077.645127]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1077.649364]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1077.653996]  ? trace_hardirqs_on+0xbd/0x310
[ 1077.658322]  ? kasan_check_read+0x11/0x20
[ 1077.662502]  ? __run_timers+0x7da/0xc70
[ 1077.666496]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1077.671602]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1077.675847]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1077.680079]  __run_timers+0x7e5/0xc70
[ 1077.683889]  ? timer_fixup_init+0x70/0x70
[ 1077.688052]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1077.693066]  ? zap_class+0x640/0x640
[ 1077.696800]  ? print_usage_bug+0xc0/0xc0
[ 1077.700864]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1077.706060]  ? find_held_lock+0x36/0x1c0
[ 1077.710145]  ? zap_class+0x640/0x640
[ 1077.713866]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1077.719406]  ? check_preemption_disabled+0x48/0x280
[ 1077.724461]  ? __lock_is_held+0xb5/0x140
[ 1077.728529]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1077.734065]  ? check_preemption_disabled+0x48/0x280
[ 1077.739098]  run_timer_softirq+0x52/0xb0
[ 1077.743158]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1077.748184]  __do_softirq+0x308/0xb7e
[ 1077.752015]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1077.756521]  ? lock_downgrade+0x900/0x900
[ 1077.760674]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1077.765784]  ? pvclock_read_flags+0x160/0x160
[ 1077.770293]  ? lapic_next_event+0x5a/0x90
[ 1077.774458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1077.779998]  ? kvm_clock_read+0x18/0x30
[ 1077.783968]  ? kvm_sched_clock_read+0x9/0x20
[ 1077.788377]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1077.793917]  ? check_preemption_disabled+0x48/0x280
[ 1077.798975]  irq_exit+0x17f/0x1c0
[ 1077.802445]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1077.807289]  ? smp_reschedule_interrupt+0x109/0x650
[ 1077.812334]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1077.818230]  ? interrupt_entry+0xb5/0xc0
[ 1077.822292]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1077.827326]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1077.832347]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1077.837190]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1077.842204]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1077.847223]  ? task_prio+0x50/0x50
[ 1077.850770]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1077.856305]  ? check_preemption_disabled+0x48/0x280
[ 1077.861335]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1077.866198]  apic_timer_interrupt+0xf/0x20
[ 1077.870445]  </IRQ>
[ 1077.872683] RIP: 0010:console_unlock+0x102f/0x1190
[ 1077.877614] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1077.896512] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1077.904221] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1077.911496] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1077.918791] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1077.926054] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1077.933321] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1077.940596]  ? netconsole_netdev_event+0x280/0x280
[ 1077.945547]  ? console_unlock+0x1026/0x1190
[ 1077.949902]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1077.954571]  ? vprintk_emit+0x846/0x990
[ 1077.958551]  ? lock_release+0xa00/0xa00
[ 1077.962531]  ? trace_hardirqs_on+0x30/0x310
[ 1077.966852]  ? vprintk_default+0x28/0x30
[ 1077.970914]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1077.976035]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1077.981581]  vprintk_emit+0x391/0x990
[ 1077.985410]  ? wake_up_klogd+0x180/0x180
[ 1077.989526]  ? find_held_lock+0x31/0x1c0
[ 1077.993599]  ? mark_held_locks+0xc7/0x130
[ 1077.997750]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1078.002247]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1078.006748]  vprintk_default+0x28/0x30
[ 1078.010641]  vprintk_func+0x7e/0x181
[ 1078.014355]  printk+0xa7/0xcf
[ 1078.017478]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1078.022236]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1078.026744]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1078.032031]  dump_header+0x7cc/0xf72
[ 1078.035758]  ? pagefault_out_of_memory+0x197/0x197
[ 1078.040697]  ? __lock_acquire+0x62f/0x4c20
[ 1078.044932]  ? percpu_ref_get_many+0x240/0x240
[ 1078.049519]  ? print_usage_bug+0xc0/0xc0
[ 1078.053590]  ? zap_class+0x640/0x640
[ 1078.057310]  ? print_usage_bug+0xc0/0xc0
[ 1078.061370]  ? zap_class+0x640/0x640
[ 1078.065089]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1078.070630]  ? find_held_lock+0x36/0x1c0
[ 1078.074700]  ? mark_held_locks+0xc7/0x130
[ 1078.078849]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1078.083950]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1078.089056]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1078.093641]  ? trace_hardirqs_on+0xbd/0x310
[ 1078.097964]  ? kasan_check_read+0x11/0x20
[ 1078.102122]  ? ___ratelimit+0x3b4/0x672
[ 1078.106099]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1078.111230]  ? trace_hardirqs_on+0x310/0x310
[ 1078.115639]  ? lock_downgrade+0x900/0x900
[ 1078.119793]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1078.124898]  ? ___ratelimit+0x3b9/0x672
[ 1078.128875]  ? idr_get_free+0xf70/0xf70
[ 1078.132852]  ? find_held_lock+0x36/0x1c0
[ 1078.136922]  oom_kill_process.cold.27+0x10/0x903
[ 1078.141680]  ? zap_class+0x640/0x640
[ 1078.145394]  ? check_preemption_disabled+0x48/0x280
[ 1078.150450]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1078.155384]  ? kasan_check_read+0x11/0x20
[ 1078.159536]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1078.164819]  ? oom_evaluate_task+0x540/0x540
[ 1078.169228]  ? find_held_lock+0x36/0x1c0
[ 1078.173296]  ? out_of_memory+0x974/0x1430
[ 1078.177457]  ? lock_downgrade+0x900/0x900
[ 1078.181627]  ? check_preemption_disabled+0x48/0x280
[ 1078.186650]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1078.191581]  ? kasan_check_read+0x11/0x20
[ 1078.195731]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1078.201010]  ? rcu_softirq_qs+0x20/0x20
[ 1078.204986]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1078.210519]  ? oom_evaluate_task+0x302/0x540
[ 1078.214936]  out_of_memory+0xa84/0x1430
[ 1078.218917]  ? oom_killer_disable+0x3a0/0x3a0
[ 1078.223422]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1078.228359]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1078.233386]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1078.238263]  ? warn_alloc+0x120/0x120
[ 1078.242061]  ? mark_held_locks+0x130/0x130
[ 1078.246316]  ? find_get_entry+0xaae/0x1120
[ 1078.250588]  ? filemap_map_pages+0x1a20/0x1a20
[ 1078.255206]  ? zap_class+0x640/0x640
[ 1078.258970]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1078.264509]  ? check_preemption_disabled+0x48/0x280
[ 1078.269523]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1078.275062]  ? should_fail+0x22d/0xd01
[ 1078.278959]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1078.284066]  ? zap_class+0x640/0x640
[ 1078.287803]  ? __lock_is_held+0xb5/0x140
[ 1078.291870]  ? mark_held_locks+0x130/0x130
[ 1078.296106]  ? lock_release+0xa00/0xa00
[ 1078.300095]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1078.305546]  ? xa_load+0x2ba/0x460
[ 1078.309088]  ? lock_downgrade+0x900/0x900
[ 1078.313243]  ? __might_sleep+0x95/0x190
[ 1078.317233]  __alloc_pages_nodemask+0xad8/0xea0
[ 1078.321937]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1078.326972]  ? __page_cache_alloc+0x191/0x5c0
[ 1078.331508]  ? xa_load+0x2e1/0x460
[ 1078.335063]  ? xa_clear_mark+0x40/0x40
[ 1078.338949]  ? zap_class+0x640/0x640
[ 1078.342692]  ? zap_class+0x640/0x640
[ 1078.346407]  ? zap_class+0x640/0x640
[ 1078.350132]  ? __do_page_cache_readahead+0x663/0x810
[ 1078.355240]  ? find_held_lock+0x36/0x1c0
[ 1078.359306]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1078.364864]  alloc_pages_current+0x173/0x350
[ 1078.369279]  __page_cache_alloc+0x38c/0x5c0
[ 1078.373595]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1078.378539]  ? kasan_check_read+0x11/0x20
[ 1078.382684]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1078.387982]  ? generic_perform_write+0x6a0/0x6a0
[ 1078.392736]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1078.398276]  ? check_preemption_disabled+0x48/0x280
[ 1078.403299]  filemap_fault+0x1595/0x25f0
[ 1078.407375]  ? __lock_page_or_retry+0xa00/0xa00
[ 1078.412047]  ? mark_held_locks+0x130/0x130
[ 1078.416295]  ? filemap_map_pages+0xd6b/0x1a20
[ 1078.420792]  ? lock_downgrade+0x900/0x900
[ 1078.424938]  ? check_preemption_disabled+0x48/0x280
[ 1078.429977]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1078.434902]  ? kasan_check_read+0x11/0x20
[ 1078.439047]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1078.444338]  ? rcu_softirq_qs+0x20/0x20
[ 1078.448335]  ? filemap_map_pages+0xd92/0x1a20
[ 1078.452862]  ? find_get_entries_tag+0x1400/0x1400
[ 1078.457710]  ? debug_object_destroy+0x2b0/0x2b0
[ 1078.462380]  ? lock_pi_update_atomic+0x150/0x150
[ 1078.467134]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1078.472706]  ? lock_acquire+0x1ed/0x520
[ 1078.476680]  ? ext4_filemap_fault+0x7a/0xad
[ 1078.481010]  ? lock_release+0xa00/0xa00
[ 1078.484987]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1078.490460]  ? print_usage_bug+0xc0/0xc0
[ 1078.494540]  ? print_usage_bug+0xc0/0xc0
[ 1078.498612]  ? down_read+0x8d/0x120
[ 1078.502234]  ? ext4_filemap_fault+0x7a/0xad
[ 1078.506559]  ? __down_interruptible+0x700/0x700
[ 1078.511235]  ext4_filemap_fault+0x82/0xad
[ 1078.515386]  __do_fault+0x100/0x6b0
[ 1078.519019]  ? find_held_lock+0x36/0x1c0
[ 1078.523086]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1078.528194]  ? mark_held_locks+0x130/0x130
[ 1078.532446]  ? mark_held_locks+0x130/0x130
[ 1078.536680]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1078.541191]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1078.545703]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1078.550289]  ? kasan_check_read+0x11/0x20
[ 1078.554449]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1078.559992]  __handle_mm_fault+0x3ea0/0x5be0
[ 1078.564409]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1078.569270]  ? finish_task_switch+0x1f4/0x910
[ 1078.573769]  ? finish_task_switch+0x1b4/0x910
[ 1078.578263]  ? __switch_to_asm+0x34/0x70
[ 1078.582327]  ? preempt_notifier_register+0x200/0x200
[ 1078.587452]  ? __switch_to_asm+0x34/0x70
[ 1078.591513]  ? __switch_to_asm+0x34/0x70
[ 1078.595590]  ? zap_class+0x640/0x640
[ 1078.599303]  ? zap_class+0x640/0x640
[ 1078.603028]  ? __x64_sys_futex+0x53e/0x6a0
[ 1078.607269]  ? find_held_lock+0x36/0x1c0
[ 1078.611339]  ? handle_mm_fault+0x42a/0xc70
[ 1078.615578]  ? lock_downgrade+0x900/0x900
[ 1078.619727]  ? check_preemption_disabled+0x48/0x280
[ 1078.624744]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1078.629674]  ? kasan_check_read+0x11/0x20
[ 1078.633822]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1078.639103]  ? rcu_softirq_qs+0x20/0x20
[ 1078.643092]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1078.648197]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1078.653733]  ? check_preemption_disabled+0x48/0x280
[ 1078.658756]  handle_mm_fault+0x54f/0xc70
[ 1078.662831]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1078.667426]  ? find_vma+0x34/0x190
[ 1078.670976]  __do_page_fault+0x5e8/0xe60
[ 1078.675043]  ? trace_hardirqs_off+0xb8/0x310
[ 1078.679528]  do_page_fault+0xf2/0x7e0
[ 1078.683331]  ? vmalloc_sync_all+0x30/0x30
[ 1078.687481]  ? error_entry+0x70/0xd0
[ 1078.691197]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1078.696209]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1078.701140]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1078.706065]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1078.710914]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1078.715927]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1078.721384]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1078.726409]  ? page_fault+0x8/0x30
[ 1078.730491]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1078.735337]  ? page_fault+0x8/0x30
[ 1078.738879]  page_fault+0x1e/0x30
[ 1078.742332] RIP: 0033:0x40f9c0
[ 1078.745537] Code: Bad RIP value.
[ 1078.748902] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1078.754262] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1078.761529] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1078.768792] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1078.776084] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1078.783364] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1078.790652] warn_alloc_show_mem: 1 callbacks suppressed
[ 1078.790664] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1078.790666] Mem-Info:
[ 1078.790698] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1078.790698]  active_file:15 inactive_file:19 isolated_file:0
[ 1078.790698]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1078.790698]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1078.790698]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1078.790698]  free:13737 free_pcp:253 free_cma:0
[ 1078.796038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1078.803240] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1078.805636] Call Trace:
[ 1078.838584] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1078.847930]  <IRQ>
[ 1078.875618] lowmem_reserve[]: 0 2818 6321 6321
[ 1078.878213]  dump_stack+0x244/0x39d
[ 1078.904310] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1078.906484]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1078.911038] lowmem_reserve[]: 0 0 3503 3503
[ 1078.914668]  warn_alloc.cold.116+0xb7/0x1bd
[ 1078.942137] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1078.947330]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1078.951623] lowmem_reserve[]: 0 0 0 0
[ 1078.955943]  ? lock_downgrade+0x900/0x900
[ 1078.984890] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1078.989731]  ? trace_hardirqs_off+0xb8/0x310
[ 1078.993507] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1078.997650]  ? trace_hardirqs_off+0xb8/0x310
[ 1079.011144] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1079.015562]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1079.030366] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1079.034782]  ? warn_alloc+0x120/0x120
[ 1079.050443] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1079.055297]  ? print_usage_bug+0xc0/0xc0
[ 1079.064124] 1801 total pagecache pages
[ 1079.067923]  ? warn_alloc+0x120/0x120
[ 1079.076501] 0 pages in swap cache
[ 1079.080545]  ? warn_alloc+0x120/0x120
[ 1079.084421] Swap cache stats: add 0, delete 0, find 0/0
[ 1079.088224]  ? print_usage_bug+0xc0/0xc0
[ 1079.091667] Free swap  = 0kB
[ 1079.095460]  ? kvm_clock_read+0x18/0x30
[ 1079.100796] Total swap = 0kB
[ 1079.104852]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1079.107842] 1965979 pages RAM
[ 1079.111808]  ? print_usage_bug+0xc0/0xc0
[ 1079.114811] 0 pages HighMem/MovableOnly
[ 1079.114834] 342854 pages reserved
[ 1079.119841]  ? __lock_acquire+0x62f/0x4c20
[ 1079.122944] 0 pages cma reserved
[ 1079.127014]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1079.131024] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1079.134405]  ? should_fail+0x22d/0xd01
[ 1079.134427]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1079.134444]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1079.138723] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1079.142030]  ? __lock_acquire+0x62f/0x4c20
[ 1079.147542] syz-fuzzer cpuset=/ mems_allowed=0
[ 1079.154026]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1079.192346]  ? __lock_acquire+0x62f/0x4c20
[ 1079.196578]  ? should_fail+0x22d/0xd01
[ 1079.200492]  ? rcu_irq_exit+0x1a2/0x390
[ 1079.204510]  ? mark_held_locks+0x130/0x130
[ 1079.208777]  ? mark_held_locks+0x130/0x130
[ 1079.213012]  ? try_to_wake_up+0x11c/0x1490
[ 1079.217250]  ? lock_downgrade+0x900/0x900
[ 1079.221407]  ? zap_class+0x640/0x640
[ 1079.225133]  ? print_usage_bug+0xc0/0xc0
[ 1079.229196]  ? trace_hardirqs_off+0xb8/0x310
[ 1079.233604]  ? kasan_check_read+0x11/0x20
[ 1079.237786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1079.243324]  ? check_preemption_disabled+0x48/0x280
[ 1079.248347]  ? __lock_is_held+0xb5/0x140
[ 1079.252424]  __alloc_pages_nodemask+0xad8/0xea0
[ 1079.257108]  ? zap_class+0x640/0x640
[ 1079.260828]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1079.265867]  ? find_held_lock+0x36/0x1c0
[ 1079.269933]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1079.274624]  ? lock_downgrade+0x900/0x900
[ 1079.278796]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1079.284337]  cache_grow_begin+0xa5/0x8c0
[ 1079.288396]  ? do_raw_spin_unlock+0xa7/0x330
[ 1079.292830]  fallback_alloc+0x204/0x2e0
[ 1079.296835]  ____cache_alloc_node+0x1c7/0x1e0
[ 1079.301350]  kmem_cache_alloc_node+0xe3/0x730
[ 1079.305862]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1079.310118]  __alloc_skb+0x119/0x770
[ 1079.313828]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1079.319110]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1079.323532]  ? lock_downgrade+0x900/0x900
[ 1079.327689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1079.333230]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1079.338708]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1079.344162]  ? addrconf_rs_timer+0x690/0x690
[ 1079.348578]  ndisc_alloc_skb+0x144/0x340
[ 1079.352670]  ndisc_send_rs+0x331/0x6e0
[ 1079.356560]  addrconf_rs_timer+0x314/0x690
[ 1079.360815]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1079.365061]  call_timer_fn+0x272/0x920
[ 1079.368954]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1079.373188]  ? process_timeout+0x40/0x40
[ 1079.377260]  ? __run_timers+0x7da/0xc70
[ 1079.381233]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1079.385726]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1079.390217]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1079.394450]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1079.399050]  ? trace_hardirqs_on+0xbd/0x310
[ 1079.403374]  ? kasan_check_read+0x11/0x20
[ 1079.407523]  ? __run_timers+0x7da/0xc70
[ 1079.411496]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1079.416604]  ? __queue_work+0x1440/0x1440
[ 1079.420759]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1079.424989]  __run_timers+0x7e5/0xc70
[ 1079.428802]  ? timer_fixup_init+0x70/0x70
[ 1079.432965]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1079.437985]  ? zap_class+0x640/0x640
[ 1079.441708]  ? enqueue_hrtimer+0x1a5/0x560
[ 1079.445953]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1079.451159]  ? find_held_lock+0x36/0x1c0
[ 1079.455224]  ? zap_class+0x640/0x640
[ 1079.458950]  ? pvclock_read_flags+0x160/0x160
[ 1079.463454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1079.469014]  ? check_preemption_disabled+0x48/0x280
[ 1079.474042]  ? __lock_is_held+0xb5/0x140
[ 1079.478102]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1079.483638]  ? check_preemption_disabled+0x48/0x280
[ 1079.488658]  run_timer_softirq+0x52/0xb0
[ 1079.492724]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1079.497740]  __do_softirq+0x308/0xb7e
[ 1079.501547]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1079.506039]  ? lock_downgrade+0x900/0x900
[ 1079.510205]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1079.515313]  ? pvclock_read_flags+0x160/0x160
[ 1079.519812]  ? lapic_next_event+0x5a/0x90
[ 1079.523979]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1079.529527]  ? kvm_clock_read+0x18/0x30
[ 1079.533507]  ? kvm_sched_clock_read+0x9/0x20
[ 1079.537919]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1079.543460]  ? check_preemption_disabled+0x48/0x280
[ 1079.548502]  irq_exit+0x17f/0x1c0
[ 1079.551961]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1079.556802]  ? smp_reschedule_interrupt+0x109/0x650
[ 1079.561821]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1079.567707]  ? interrupt_entry+0xb5/0xc0
[ 1079.571785]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1079.576840]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1079.581852]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1079.586709]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1079.591727]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1079.596745]  ? task_prio+0x50/0x50
[ 1079.600286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1079.605823]  ? check_preemption_disabled+0x48/0x280
[ 1079.610844]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1079.615697]  apic_timer_interrupt+0xf/0x20
[ 1079.619929]  </IRQ>
[ 1079.622202] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1079.627131] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1079.646030] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1079.653748] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1079.661014] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1079.668280] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1079.675548] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1079.682815] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1079.690135]  skb_clone+0x1bb/0x500
[ 1079.693677]  ? finish_task_switch+0x2f4/0x910
[ 1079.698173]  ? skb_split+0x11e0/0x11e0
[ 1079.702066]  ? preempt_notifier_register+0x200/0x200
[ 1079.707166]  ? __switch_to_asm+0x34/0x70
[ 1079.711227]  ? __switch_to_asm+0x34/0x70
[ 1079.715287]  ? __switch_to_asm+0x40/0x70
[ 1079.719349]  ? __switch_to_asm+0x34/0x70
[ 1079.723409]  ? __switch_to_asm+0x40/0x70
[ 1079.727479]  ? __switch_to_asm+0x34/0x70
[ 1079.731537]  ? __switch_to_asm+0x40/0x70
[ 1079.735593]  ? __switch_to_asm+0x34/0x70
[ 1079.739650]  ? __switch_to_asm+0x34/0x70
[ 1079.743713]  ? __switch_to_asm+0x40/0x70
[ 1079.747771]  ? __switch_to_asm+0x34/0x70
[ 1079.751841]  bpf_clone_redirect+0xb9/0x490
[ 1079.756074]  ? __schedule+0x8d7/0x21d0
[ 1079.759998]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1079.765019]  ? __sched_text_start+0x8/0x8
[ 1079.769167]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1079.773956]  ? find_held_lock+0x36/0x1c0
[ 1079.778028]  ? lock_acquire+0x1ed/0x520
[ 1079.782000]  ? bpf_test_run+0x3cb/0x780
[ 1079.786012]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1079.791564]  ? check_preemption_disabled+0x48/0x280
[ 1079.796589]  ? kasan_check_read+0x11/0x20
[ 1079.800737]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1079.806031]  ? rcu_softirq_qs+0x20/0x20
[ 1079.810022]  ? preempt_schedule+0x4d/0x60
[ 1079.814167]  ? ___preempt_schedule+0x16/0x18
[ 1079.818585]  ? bpf_test_run+0x25d/0x780
[ 1079.822587]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1079.827015]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1079.832561]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1079.837330]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1079.842184]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1079.847721]  ? fput+0x130/0x1a0
[ 1079.851009]  ? __bpf_prog_get+0x9b/0x290
[ 1079.855087]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1079.859931]  ? bpf_prog_test_run+0x130/0x1a0
[ 1079.864365]  ? __x64_sys_bpf+0x3d8/0x520
[ 1079.868430]  ? bpf_prog_get+0x20/0x20
[ 1079.872255]  ? do_syscall_64+0x1b9/0x820
[ 1079.876315]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1079.881679]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1079.886610]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1079.891457]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1079.896483]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1079.901502]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1079.906528]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1079.911382]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1079.916772] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1079.916857] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1079.923783] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1079.923788] Call Trace:
[ 1079.923794]  <IRQ>
[ 1079.923812]  dump_stack+0x244/0x39d
[ 1079.923848]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1079.930379] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1079.939680]  warn_alloc.cold.116+0xb7/0x1bd
[ 1079.942234] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1079.944379]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1079.977861]  ? lock_downgrade+0x900/0x900
[ 1079.982017]  ? trace_hardirqs_off+0xb8/0x310
[ 1079.986466]  ? trace_hardirqs_off+0xb8/0x310
[ 1079.990900]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1079.995774]  ? warn_alloc+0x120/0x120
[ 1079.999577]  ? print_usage_bug+0xc0/0xc0
[ 1080.003644]  ? warn_alloc+0x120/0x120
[ 1080.007459]  ? warn_alloc+0x120/0x120
[ 1080.011265]  ? print_usage_bug+0xc0/0xc0
[ 1080.015332]  ? print_usage_bug+0xc0/0xc0
[ 1080.019395]  ? __lock_acquire+0x62f/0x4c20
[ 1080.023648]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1080.029187]  ? should_fail+0x22d/0xd01
[ 1080.033081]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1080.038185]  ? __lock_acquire+0x62f/0x4c20
[ 1080.042432]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1080.047539]  ? __lock_acquire+0x62f/0x4c20
[ 1080.051774]  ? should_fail+0x22d/0xd01
[ 1080.055665]  ? find_held_lock+0x36/0x1c0
[ 1080.059736]  ? mark_held_locks+0x130/0x130
[ 1080.063990]  ? mark_held_locks+0x130/0x130
[ 1080.068218]  ? zap_class+0x640/0x640
[ 1080.071944]  ? zap_class+0x640/0x640
[ 1080.075666]  ? print_usage_bug+0xc0/0xc0
[ 1080.079727]  ? do_raw_spin_unlock+0xa7/0x330
[ 1080.084137]  ? zap_class+0x640/0x640
[ 1080.087850]  ? print_usage_bug+0xc0/0xc0
[ 1080.091943]  ? wq_watchdog_touch+0x9c/0xfe
[ 1080.096181]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1080.101719]  ? check_preemption_disabled+0x48/0x280
[ 1080.106748]  ? __lock_is_held+0xb5/0x140
[ 1080.110818]  __alloc_pages_nodemask+0xad8/0xea0
[ 1080.115483]  ? zap_class+0x640/0x640
[ 1080.119218]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1080.124243]  ? find_held_lock+0x36/0x1c0
[ 1080.128313]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1080.133013]  ? lock_downgrade+0x900/0x900
[ 1080.137189]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1080.142732]  cache_grow_begin+0xa5/0x8c0
[ 1080.146791]  ? do_raw_spin_unlock+0xa7/0x330
[ 1080.151207]  fallback_alloc+0x204/0x2e0
[ 1080.155192]  ____cache_alloc_node+0x1c7/0x1e0
[ 1080.159693]  kmem_cache_alloc_node+0xe3/0x730
[ 1080.164209]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1080.168510]  __alloc_skb+0x119/0x770
[ 1080.172252]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1080.177532]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1080.181938]  ? lock_downgrade+0x900/0x900
[ 1080.186095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1080.191651]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1080.197106]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1080.202555]  ? addrconf_rs_timer+0x690/0x690
[ 1080.206974]  ndisc_alloc_skb+0x144/0x340
[ 1080.211037]  ndisc_send_rs+0x331/0x6e0
[ 1080.214958]  addrconf_rs_timer+0x314/0x690
[ 1080.219201]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1080.223473]  call_timer_fn+0x272/0x920
[ 1080.227359]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1080.231608]  ? process_timeout+0x40/0x40
[ 1080.235682]  ? mark_held_locks+0xc7/0x130
[ 1080.239831]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1080.244326]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1080.248819]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1080.253054]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1080.257635]  ? trace_hardirqs_on+0xbd/0x310
[ 1080.261956]  ? kasan_check_read+0x11/0x20
[ 1080.266099]  ? __run_timers+0x7da/0xc70
[ 1080.270073]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1080.275178]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1080.279427]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1080.283664]  __run_timers+0x7e5/0xc70
[ 1080.287492]  ? timer_fixup_init+0x70/0x70
[ 1080.291638]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1080.296654]  ? zap_class+0x640/0x640
[ 1080.300370]  ? print_usage_bug+0xc0/0xc0
[ 1080.304448]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1080.309660]  ? find_held_lock+0x36/0x1c0
[ 1080.313749]  ? zap_class+0x640/0x640
[ 1080.317475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1080.323011]  ? check_preemption_disabled+0x48/0x280
[ 1080.328039]  ? __lock_is_held+0xb5/0x140
[ 1080.332114]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1080.337651]  ? check_preemption_disabled+0x48/0x280
[ 1080.342685]  run_timer_softirq+0x52/0xb0
[ 1080.346744]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1080.351769]  __do_softirq+0x308/0xb7e
[ 1080.355615]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1080.360108]  ? lock_downgrade+0x900/0x900
[ 1080.364262]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1080.369375]  ? pvclock_read_flags+0x160/0x160
[ 1080.373876]  ? lapic_next_event+0x5a/0x90
[ 1080.378046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1080.383599]  ? kvm_clock_read+0x18/0x30
[ 1080.387589]  ? kvm_sched_clock_read+0x9/0x20
[ 1080.392012]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1080.397550]  ? check_preemption_disabled+0x48/0x280
[ 1080.402573]  irq_exit+0x17f/0x1c0
[ 1080.406027]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1080.410868]  ? smp_reschedule_interrupt+0x109/0x650
[ 1080.415885]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1080.421780]  ? interrupt_entry+0xb5/0xc0
[ 1080.425859]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1080.430888]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1080.435908]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1080.440750]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1080.445768]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1080.450792]  ? task_prio+0x50/0x50
[ 1080.454365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1080.459901]  ? check_preemption_disabled+0x48/0x280
[ 1080.464923]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1080.469778]  apic_timer_interrupt+0xf/0x20
[ 1080.474029]  </IRQ>
[ 1080.476268] RIP: 0010:console_unlock+0x102f/0x1190
[ 1080.481194] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1080.500100] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1080.507805] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1080.515087] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1080.522353] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1080.529618] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1080.536888] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1080.544165]  ? netconsole_netdev_event+0x280/0x280
[ 1080.549117]  ? console_unlock+0x1026/0x1190
[ 1080.553469]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1080.558135]  ? vprintk_emit+0x846/0x990
[ 1080.562109]  ? lock_release+0xa00/0xa00
[ 1080.566097]  ? trace_hardirqs_on+0x30/0x310
[ 1080.570425]  ? vprintk_default+0x28/0x30
[ 1080.574490]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1080.579591]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1080.585137]  vprintk_emit+0x391/0x990
[ 1080.588941]  ? wake_up_klogd+0x180/0x180
[ 1080.593011]  ? find_held_lock+0x31/0x1c0
[ 1080.597076]  ? mark_held_locks+0xc7/0x130
[ 1080.601224]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1080.605718]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1080.610220]  vprintk_default+0x28/0x30
[ 1080.614112]  vprintk_func+0x7e/0x181
[ 1080.617828]  printk+0xa7/0xcf
[ 1080.620952]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1080.625714]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1080.630222]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1080.635509]  dump_header+0x7cc/0xf72
[ 1080.639249]  ? pagefault_out_of_memory+0x197/0x197
[ 1080.644188]  ? __lock_acquire+0x62f/0x4c20
[ 1080.648431]  ? percpu_ref_get_many+0x240/0x240
[ 1080.653027]  ? print_usage_bug+0xc0/0xc0
[ 1080.657092]  ? zap_class+0x640/0x640
[ 1080.660806]  ? print_usage_bug+0xc0/0xc0
[ 1080.664869]  ? zap_class+0x640/0x640
[ 1080.668587]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1080.674125]  ? find_held_lock+0x36/0x1c0
[ 1080.678230]  ? mark_held_locks+0xc7/0x130
[ 1080.682393]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1080.687506]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1080.692626]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1080.697205]  ? trace_hardirqs_on+0xbd/0x310
[ 1080.701525]  ? kasan_check_read+0x11/0x20
[ 1080.705672]  ? ___ratelimit+0x3b4/0x672
[ 1080.709651]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1080.714758]  ? trace_hardirqs_on+0x310/0x310
[ 1080.719166]  ? lock_downgrade+0x900/0x900
[ 1080.723334]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1080.728873]  ? ___ratelimit+0x3b9/0x672
[ 1080.732850]  ? idr_get_free+0xf70/0xf70
[ 1080.736825]  ? find_held_lock+0x36/0x1c0
[ 1080.740920]  oom_kill_process.cold.27+0x10/0x903
[ 1080.745680]  ? zap_class+0x640/0x640
[ 1080.749398]  ? check_preemption_disabled+0x48/0x280
[ 1080.754447]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1080.759375]  ? kasan_check_read+0x11/0x20
[ 1080.763520]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1080.768797]  ? oom_evaluate_task+0x540/0x540
[ 1080.773223]  ? find_held_lock+0x36/0x1c0
[ 1080.777291]  ? out_of_memory+0x974/0x1430
[ 1080.781450]  ? lock_downgrade+0x900/0x900
[ 1080.785612]  ? check_preemption_disabled+0x48/0x280
[ 1080.790630]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1080.795557]  ? kasan_check_read+0x11/0x20
[ 1080.799720]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1080.805001]  ? rcu_softirq_qs+0x20/0x20
[ 1080.808984]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1080.814517]  ? oom_evaluate_task+0x302/0x540
[ 1080.818945]  out_of_memory+0xa84/0x1430
[ 1080.822930]  ? oom_killer_disable+0x3a0/0x3a0
[ 1080.827433]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1080.832376]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1080.837405]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1080.842291]  ? warn_alloc+0x120/0x120
[ 1080.846096]  ? mark_held_locks+0x130/0x130
[ 1080.850336]  ? find_get_entry+0xaae/0x1120
[ 1080.854580]  ? filemap_map_pages+0x1a20/0x1a20
[ 1080.859364]  ? zap_class+0x640/0x640
[ 1080.863120]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1080.868671]  ? check_preemption_disabled+0x48/0x280
[ 1080.873691]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1080.879247]  ? should_fail+0x22d/0xd01
[ 1080.883143]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1080.888251]  ? zap_class+0x640/0x640
[ 1080.891995]  ? __lock_is_held+0xb5/0x140
[ 1080.896069]  ? mark_held_locks+0x130/0x130
[ 1080.900306]  ? lock_release+0xa00/0xa00
[ 1080.904284]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1080.909736]  ? xa_load+0x2ba/0x460
[ 1080.913282]  ? lock_downgrade+0x900/0x900
[ 1080.917450]  ? __might_sleep+0x95/0x190
[ 1080.921446]  __alloc_pages_nodemask+0xad8/0xea0
[ 1080.926127]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1080.931148]  ? __page_cache_alloc+0x191/0x5c0
[ 1080.935647]  ? xa_load+0x2e1/0x460
[ 1080.939188]  ? xa_clear_mark+0x40/0x40
[ 1080.943076]  ? zap_class+0x640/0x640
[ 1080.946802]  ? zap_class+0x640/0x640
[ 1080.950516]  ? zap_class+0x640/0x640
[ 1080.954233]  ? __do_page_cache_readahead+0x663/0x810
[ 1080.959345]  ? find_held_lock+0x36/0x1c0
[ 1080.963422]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1080.968970]  alloc_pages_current+0x173/0x350
[ 1080.973385]  __page_cache_alloc+0x38c/0x5c0
[ 1080.977712]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1080.982639]  ? kasan_check_read+0x11/0x20
[ 1080.986785]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1080.992065]  ? generic_perform_write+0x6a0/0x6a0
[ 1080.996824]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1081.002363]  ? check_preemption_disabled+0x48/0x280
[ 1081.007391]  filemap_fault+0x1595/0x25f0
[ 1081.011480]  ? __lock_page_or_retry+0xa00/0xa00
[ 1081.016151]  ? mark_held_locks+0x130/0x130
[ 1081.020394]  ? filemap_map_pages+0xd6b/0x1a20
[ 1081.024901]  ? lock_downgrade+0x900/0x900
[ 1081.029050]  ? check_preemption_disabled+0x48/0x280
[ 1081.034069]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1081.038995]  ? kasan_check_read+0x11/0x20
[ 1081.043142]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1081.048444]  ? rcu_softirq_qs+0x20/0x20
[ 1081.052450]  ? filemap_map_pages+0xd92/0x1a20
[ 1081.056963]  ? find_get_entries_tag+0x1400/0x1400
[ 1081.061814]  ? debug_object_destroy+0x2b0/0x2b0
[ 1081.066491]  ? lock_pi_update_atomic+0x150/0x150
[ 1081.071248]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1081.076805]  ? lock_acquire+0x1ed/0x520
[ 1081.080793]  ? ext4_filemap_fault+0x7a/0xad
[ 1081.085125]  ? lock_release+0xa00/0xa00
[ 1081.089103]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1081.094555]  ? print_usage_bug+0xc0/0xc0
[ 1081.098622]  ? print_usage_bug+0xc0/0xc0
[ 1081.102696]  ? down_read+0x8d/0x120
[ 1081.106321]  ? ext4_filemap_fault+0x7a/0xad
[ 1081.110642]  ? __down_interruptible+0x700/0x700
[ 1081.115321]  ext4_filemap_fault+0x82/0xad
[ 1081.119476]  __do_fault+0x100/0x6b0
[ 1081.123102]  ? find_held_lock+0x36/0x1c0
[ 1081.127170]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1081.132276]  ? mark_held_locks+0x130/0x130
[ 1081.136515]  ? mark_held_locks+0x130/0x130
[ 1081.140747]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1081.145240]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1081.149737]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1081.154377]  ? kasan_check_read+0x11/0x20
[ 1081.158532]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1081.164076]  __handle_mm_fault+0x3ea0/0x5be0
[ 1081.168493]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1081.173339]  ? finish_task_switch+0x1f4/0x910
[ 1081.177831]  ? finish_task_switch+0x1b4/0x910
[ 1081.182329]  ? __switch_to_asm+0x34/0x70
[ 1081.186393]  ? preempt_notifier_register+0x200/0x200
[ 1081.191498]  ? __switch_to_asm+0x34/0x70
[ 1081.195573]  ? __switch_to_asm+0x34/0x70
[ 1081.199647]  ? zap_class+0x640/0x640
[ 1081.203361]  ? zap_class+0x640/0x640
[ 1081.207089]  ? __x64_sys_futex+0x53e/0x6a0
[ 1081.211342]  ? find_held_lock+0x36/0x1c0
[ 1081.215411]  ? handle_mm_fault+0x42a/0xc70
[ 1081.219667]  ? lock_downgrade+0x900/0x900
[ 1081.223813]  ? check_preemption_disabled+0x48/0x280
[ 1081.228831]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1081.233762]  ? kasan_check_read+0x11/0x20
[ 1081.237927]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1081.243251]  ? rcu_softirq_qs+0x20/0x20
[ 1081.247239]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1081.252344]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1081.257878]  ? check_preemption_disabled+0x48/0x280
[ 1081.262902]  handle_mm_fault+0x54f/0xc70
[ 1081.266979]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1081.271579]  ? find_vma+0x34/0x190
[ 1081.275126]  __do_page_fault+0x5e8/0xe60
[ 1081.279184]  ? trace_hardirqs_off+0xb8/0x310
[ 1081.283601]  do_page_fault+0xf2/0x7e0
[ 1081.287408]  ? vmalloc_sync_all+0x30/0x30
[ 1081.291570]  ? error_entry+0x70/0xd0
[ 1081.295286]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1081.300303]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1081.305236]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1081.310163]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1081.315008]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1081.320016]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1081.325483]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1081.330500]  ? page_fault+0x8/0x30
[ 1081.334041]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1081.338904]  ? page_fault+0x8/0x30
[ 1081.342458]  page_fault+0x1e/0x30
[ 1081.345911] RIP: 0033:0x40f9c0
[ 1081.349117] Code: Bad RIP value.
[ 1081.352476] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1081.357833] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1081.365098] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1081.372364] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1081.379633] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1081.386897] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1081.394194] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1081.394200] warn_alloc_show_mem: 1 callbacks suppressed
[ 1081.394207] Mem-Info:
[ 1081.401393] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1081.406787] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1081.406787]  active_file:15 inactive_file:19 isolated_file:0
[ 1081.406787]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1081.406787]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1081.406787]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1081.406787]  free:13737 free_pcp:253 free_cma:0
[ 1081.409160] Call Trace:
[ 1081.418559] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1081.451491]  <IRQ>
[ 1081.454063] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1081.481642]  dump_stack+0x244/0x39d
[ 1081.483767] lowmem_reserve[]: 0 2818 6321 6321
[ 1081.509873]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1081.513470] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1081.518053]  warn_alloc.cold.116+0xb7/0x1bd
[ 1081.523200] lowmem_reserve[]: 0 0 3503 3503
[ 1081.550699]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1081.554994] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1081.559314]  ? lock_downgrade+0x900/0x900
[ 1081.564132] lowmem_reserve[]: 0 0 0 0
[ 1081.593114]  ? trace_hardirqs_off+0xb8/0x310
[ 1081.597235] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1081.601031]  ? trace_hardirqs_off+0xb8/0x310
[ 1081.605423] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1081.618950]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1081.623327] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1081.638173]  ? warn_alloc+0x120/0x120
[ 1081.642975] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1081.658655]  ? print_usage_bug+0xc0/0xc0
[ 1081.662446] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1081.671263]  ? warn_alloc+0x120/0x120
[ 1081.675302] 1801 total pagecache pages
[ 1081.683872]  ? warn_alloc+0x120/0x120
[ 1081.687656] 0 pages in swap cache
[ 1081.691533]  ? print_usage_bug+0xc0/0xc0
[ 1081.695310] Swap cache stats: add 0, delete 0, find 0/0
[ 1081.698754]  ? print_usage_bug+0xc0/0xc0
[ 1081.702790] Free swap  = 0kB
[ 1081.708150]  ? __lock_acquire+0x62f/0x4c20
[ 1081.712188] Total swap = 0kB
[ 1081.715202]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1081.719408] 1965979 pages RAM
[ 1081.722435]  ? should_fail+0x22d/0xd01
[ 1081.727945] 0 pages HighMem/MovableOnly
[ 1081.727953] 342854 pages reserved
[ 1081.731054]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1081.734914] 0 pages cma reserved
[ 1081.738883]  ? __lock_acquire+0x62f/0x4c20
[ 1081.742380] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1081.747430]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1081.747442]  ? __lock_acquire+0x62f/0x4c20
[ 1081.747469]  ? should_fail+0x22d/0xd01
[ 1081.747499]  ? find_held_lock+0x36/0x1c0
[ 1081.750907] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1081.755081]  ? mark_held_locks+0x130/0x130
[ 1081.761547] syz-fuzzer cpuset=/ mems_allowed=0
[ 1081.766641]  ? mark_held_locks+0x130/0x130
[ 1081.801996]  ? zap_class+0x640/0x640
[ 1081.805710]  ? zap_class+0x640/0x640
[ 1081.809439]  ? print_usage_bug+0xc0/0xc0
[ 1081.813502]  ? do_raw_spin_unlock+0xa7/0x330
[ 1081.817925]  ? zap_class+0x640/0x640
[ 1081.821671]  ? print_usage_bug+0xc0/0xc0
[ 1081.825731]  ? wq_watchdog_touch+0x9c/0xfe
[ 1081.829993]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1081.835530]  ? check_preemption_disabled+0x48/0x280
[ 1081.840584]  ? __lock_is_held+0xb5/0x140
[ 1081.844700]  __alloc_pages_nodemask+0xad8/0xea0
[ 1081.849368]  ? zap_class+0x640/0x640
[ 1081.853085]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1081.858122]  ? find_held_lock+0x36/0x1c0
[ 1081.862192]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1081.866866]  ? lock_downgrade+0x900/0x900
[ 1081.871020]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1081.876564]  cache_grow_begin+0xa5/0x8c0
[ 1081.880624]  ? do_raw_spin_unlock+0xa7/0x330
[ 1081.885039]  fallback_alloc+0x204/0x2e0
[ 1081.889021]  ____cache_alloc_node+0x1c7/0x1e0
[ 1081.893523]  kmem_cache_alloc_node+0xe3/0x730
[ 1081.898018]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1081.902276]  __alloc_skb+0x119/0x770
[ 1081.905991]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1081.911274]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1081.915680]  ? lock_downgrade+0x900/0x900
[ 1081.919838]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1081.925378]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1081.930833]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1081.936285]  ? addrconf_rs_timer+0x690/0x690
[ 1081.940706]  ndisc_alloc_skb+0x144/0x340
[ 1081.944773]  ndisc_send_rs+0x331/0x6e0
[ 1081.948668]  addrconf_rs_timer+0x314/0x690
[ 1081.952912]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1081.957162]  call_timer_fn+0x272/0x920
[ 1081.961067]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1081.965302]  ? process_timeout+0x40/0x40
[ 1081.969368]  ? __run_timers+0x7da/0xc70
[ 1081.973340]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1081.977836]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1081.982360]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1081.986597]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1081.991186]  ? trace_hardirqs_on+0xbd/0x310
[ 1081.995510]  ? kasan_check_read+0x11/0x20
[ 1081.999656]  ? __run_timers+0x7da/0xc70
[ 1082.003637]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1082.008744]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1082.012986]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1082.017217]  __run_timers+0x7e5/0xc70
[ 1082.021026]  ? timer_fixup_init+0x70/0x70
[ 1082.025179]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1082.030200]  ? zap_class+0x640/0x640
[ 1082.033961]  ? enqueue_hrtimer+0x1a5/0x560
[ 1082.038198]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1082.043393]  ? find_held_lock+0x36/0x1c0
[ 1082.047463]  ? zap_class+0x640/0x640
[ 1082.051179]  ? pvclock_read_flags+0x160/0x160
[ 1082.055677]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1082.061215]  ? check_preemption_disabled+0x48/0x280
[ 1082.066246]  ? __lock_is_held+0xb5/0x140
[ 1082.070308]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1082.075851]  ? check_preemption_disabled+0x48/0x280
[ 1082.080877]  run_timer_softirq+0x52/0xb0
[ 1082.084957]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1082.089972]  __do_softirq+0x308/0xb7e
[ 1082.093773]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1082.098282]  ? lock_downgrade+0x900/0x900
[ 1082.102438]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1082.107553]  ? pvclock_read_flags+0x160/0x160
[ 1082.112050]  ? lapic_next_event+0x5a/0x90
[ 1082.116201]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1082.121753]  ? kvm_clock_read+0x18/0x30
[ 1082.125727]  ? kvm_sched_clock_read+0x9/0x20
[ 1082.130156]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1082.135697]  ? check_preemption_disabled+0x48/0x280
[ 1082.140724]  irq_exit+0x17f/0x1c0
[ 1082.144180]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1082.149019]  ? smp_reschedule_interrupt+0x109/0x650
[ 1082.154053]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1082.159949]  ? interrupt_entry+0xb5/0xc0
[ 1082.164014]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1082.169031]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1082.174049]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1082.178896]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1082.183913]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1082.188932]  ? task_prio+0x50/0x50
[ 1082.192481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1082.198029]  ? check_preemption_disabled+0x48/0x280
[ 1082.203056]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1082.207922]  apic_timer_interrupt+0xf/0x20
[ 1082.212206]  </IRQ>
[ 1082.214474] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1082.219404] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1082.238310] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1082.246015] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1082.253282] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1082.260547] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1082.267816] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1082.275087] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1082.282391]  skb_clone+0x1bb/0x500
[ 1082.285944]  ? finish_task_switch+0x2f4/0x910
[ 1082.290449]  ? skb_split+0x11e0/0x11e0
[ 1082.294338]  ? preempt_notifier_register+0x200/0x200
[ 1082.299445]  ? __switch_to_asm+0x34/0x70
[ 1082.303509]  ? __switch_to_asm+0x34/0x70
[ 1082.307566]  ? __switch_to_asm+0x40/0x70
[ 1082.311622]  ? __switch_to_asm+0x34/0x70
[ 1082.315696]  ? __switch_to_asm+0x40/0x70
[ 1082.319761]  ? __switch_to_asm+0x34/0x70
[ 1082.323836]  ? __switch_to_asm+0x40/0x70
[ 1082.327906]  ? __switch_to_asm+0x34/0x70
[ 1082.331988]  ? __switch_to_asm+0x34/0x70
[ 1082.336044]  ? __switch_to_asm+0x40/0x70
[ 1082.340106]  ? __switch_to_asm+0x34/0x70
[ 1082.344186]  bpf_clone_redirect+0xb9/0x490
[ 1082.348429]  ? __schedule+0x8d7/0x21d0
[ 1082.352328]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1082.357365]  ? __sched_text_start+0x8/0x8
[ 1082.361510]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1082.366279]  ? find_held_lock+0x36/0x1c0
[ 1082.370348]  ? lock_acquire+0x1ed/0x520
[ 1082.374318]  ? bpf_test_run+0x3cb/0x780
[ 1082.378293]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1082.383828]  ? check_preemption_disabled+0x48/0x280
[ 1082.388860]  ? kasan_check_read+0x11/0x20
[ 1082.393005]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1082.398278]  ? rcu_softirq_qs+0x20/0x20
[ 1082.402269]  ? preempt_schedule+0x4d/0x60
[ 1082.406426]  ? ___preempt_schedule+0x16/0x18
[ 1082.410845]  ? bpf_test_run+0x25d/0x780
[ 1082.414829]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1082.419259]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1082.424822]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1082.429596]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1082.434443]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1082.439984]  ? fput+0x130/0x1a0
[ 1082.443268]  ? __bpf_prog_get+0x9b/0x290
[ 1082.447332]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1082.452174]  ? bpf_prog_test_run+0x130/0x1a0
[ 1082.456584]  ? __x64_sys_bpf+0x3d8/0x520
[ 1082.460646]  ? bpf_prog_get+0x20/0x20
[ 1082.464471]  ? do_syscall_64+0x1b9/0x820
[ 1082.468532]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1082.473898]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1082.478826]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1082.483672]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1082.488692]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1082.493712]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1082.498740]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1082.503589]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1082.508975] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1082.509050] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1082.515987] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1082.515992] Call Trace:
[ 1082.515998]  <IRQ>
[ 1082.516015]  dump_stack+0x244/0x39d
[ 1082.516049]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1082.522576] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1082.531877]  warn_alloc.cold.116+0xb7/0x1bd
[ 1082.534449] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1082.536603]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1082.570139]  ? lock_downgrade+0x900/0x900
[ 1082.574294]  ? trace_hardirqs_off+0xb8/0x310
[ 1082.578708]  ? trace_hardirqs_off+0xb8/0x310
[ 1082.583137]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1082.588013]  ? warn_alloc+0x120/0x120
[ 1082.591847]  ? print_usage_bug+0xc0/0xc0
[ 1082.595923]  ? warn_alloc+0x120/0x120
[ 1082.599728]  ? warn_alloc+0x120/0x120
[ 1082.603534]  ? print_usage_bug+0xc0/0xc0
[ 1082.607599]  ? print_usage_bug+0xc0/0xc0
[ 1082.611660]  ? __lock_acquire+0x62f/0x4c20
[ 1082.615901]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1082.621446]  ? should_fail+0x22d/0xd01
[ 1082.625341]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1082.630461]  ? __lock_acquire+0x62f/0x4c20
[ 1082.634711]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1082.639812]  ? __lock_acquire+0x62f/0x4c20
[ 1082.644050]  ? should_fail+0x22d/0xd01
[ 1082.647939]  ? find_held_lock+0x36/0x1c0
[ 1082.652012]  ? mark_held_locks+0x130/0x130
[ 1082.656268]  ? mark_held_locks+0x130/0x130
[ 1082.660503]  ? zap_class+0x640/0x640
[ 1082.664220]  ? zap_class+0x640/0x640
[ 1082.667933]  ? print_usage_bug+0xc0/0xc0
[ 1082.671993]  ? do_raw_spin_unlock+0xa7/0x330
[ 1082.676461]  ? zap_class+0x640/0x640
[ 1082.680175]  ? print_usage_bug+0xc0/0xc0
[ 1082.684238]  ? wq_watchdog_touch+0x9c/0xfe
[ 1082.688509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1082.694048]  ? check_preemption_disabled+0x48/0x280
[ 1082.699080]  ? __lock_is_held+0xb5/0x140
[ 1082.703162]  __alloc_pages_nodemask+0xad8/0xea0
[ 1082.707876]  ? zap_class+0x640/0x640
[ 1082.711594]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1082.716621]  ? find_held_lock+0x36/0x1c0
[ 1082.720690]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1082.725362]  ? lock_downgrade+0x900/0x900
[ 1082.730013]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1082.735558]  cache_grow_begin+0xa5/0x8c0
[ 1082.739620]  ? do_raw_spin_unlock+0xa7/0x330
[ 1082.744034]  fallback_alloc+0x204/0x2e0
[ 1082.748016]  ____cache_alloc_node+0x1c7/0x1e0
[ 1082.752522]  kmem_cache_alloc_node+0xe3/0x730
[ 1082.760754]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1082.765001]  __alloc_skb+0x119/0x770
[ 1082.768711]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1082.774005]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1082.778423]  ? lock_downgrade+0x900/0x900
[ 1082.782582]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1082.788119]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1082.793574]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1082.799025]  ? addrconf_rs_timer+0x690/0x690
[ 1082.803474]  ndisc_alloc_skb+0x144/0x340
[ 1082.807545]  ndisc_send_rs+0x331/0x6e0
[ 1082.811456]  addrconf_rs_timer+0x314/0x690
[ 1082.815701]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1082.819947]  call_timer_fn+0x272/0x920
[ 1082.823834]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1082.828072]  ? process_timeout+0x40/0x40
[ 1082.832142]  ? mark_held_locks+0xc7/0x130
[ 1082.836296]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1082.840788]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1082.845280]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1082.849516]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1082.854099]  ? trace_hardirqs_on+0xbd/0x310
[ 1082.858426]  ? kasan_check_read+0x11/0x20
[ 1082.862757]  ? __run_timers+0x7da/0xc70
[ 1082.866738]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1082.871844]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1082.876088]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1082.880320]  __run_timers+0x7e5/0xc70
[ 1082.884135]  ? timer_fixup_init+0x70/0x70
[ 1082.888283]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1082.893334]  ? zap_class+0x640/0x640
[ 1082.897068]  ? print_usage_bug+0xc0/0xc0
[ 1082.901132]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1082.906333]  ? find_held_lock+0x36/0x1c0
[ 1082.910399]  ? zap_class+0x640/0x640
[ 1082.914135]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1082.919672]  ? check_preemption_disabled+0x48/0x280
[ 1082.924697]  ? __lock_is_held+0xb5/0x140
[ 1082.928763]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1082.934302]  ? check_preemption_disabled+0x48/0x280
[ 1082.939327]  run_timer_softirq+0x52/0xb0
[ 1082.943391]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1082.948422]  __do_softirq+0x308/0xb7e
[ 1082.952234]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1082.956728]  ? lock_downgrade+0x900/0x900
[ 1082.960879]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1082.965992]  ? pvclock_read_flags+0x160/0x160
[ 1082.970494]  ? lapic_next_event+0x5a/0x90
[ 1082.974645]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1082.980187]  ? kvm_clock_read+0x18/0x30
[ 1082.984166]  ? kvm_sched_clock_read+0x9/0x20
[ 1082.988580]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1082.994118]  ? check_preemption_disabled+0x48/0x280
[ 1082.999142]  irq_exit+0x17f/0x1c0
[ 1083.002610]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1083.007462]  ? smp_reschedule_interrupt+0x109/0x650
[ 1083.012498]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1083.018383]  ? interrupt_entry+0xb5/0xc0
[ 1083.022458]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1083.027472]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1083.032494]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1083.037339]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1083.042353]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1083.047371]  ? task_prio+0x50/0x50
[ 1083.050911]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1083.056462]  ? check_preemption_disabled+0x48/0x280
[ 1083.061486]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1083.066340]  apic_timer_interrupt+0xf/0x20
[ 1083.070570]  </IRQ>
[ 1083.072807] RIP: 0010:console_unlock+0x102f/0x1190
[ 1083.077741] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1083.096644] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1083.104350] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1083.111619] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1083.118897] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1083.126161] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1083.133434] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1083.140717]  ? netconsole_netdev_event+0x280/0x280
[ 1083.145650]  ? console_unlock+0x1026/0x1190
[ 1083.149991]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1083.154655]  ? vprintk_emit+0x846/0x990
[ 1083.158636]  ? lock_release+0xa00/0xa00
[ 1083.162610]  ? trace_hardirqs_on+0x30/0x310
[ 1083.166931]  ? vprintk_default+0x28/0x30
[ 1083.170991]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1083.176095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1083.181637]  vprintk_emit+0x391/0x990
[ 1083.185457]  ? wake_up_klogd+0x180/0x180
[ 1083.189528]  ? find_held_lock+0x31/0x1c0
[ 1083.193601]  ? mark_held_locks+0xc7/0x130
[ 1083.197751]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1083.202244]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1083.206745]  vprintk_default+0x28/0x30
[ 1083.210635]  vprintk_func+0x7e/0x181
[ 1083.214348]  printk+0xa7/0xcf
[ 1083.217513]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1083.222266]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1083.226786]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1083.232072]  dump_header+0x7cc/0xf72
[ 1083.235837]  ? pagefault_out_of_memory+0x197/0x197
[ 1083.240788]  ? __lock_acquire+0x62f/0x4c20
[ 1083.245026]  ? percpu_ref_get_many+0x240/0x240
[ 1083.249609]  ? print_usage_bug+0xc0/0xc0
[ 1083.253677]  ? zap_class+0x640/0x640
[ 1083.257398]  ? print_usage_bug+0xc0/0xc0
[ 1083.261477]  ? zap_class+0x640/0x640
[ 1083.265195]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1083.270742]  ? find_held_lock+0x36/0x1c0
[ 1083.274817]  ? mark_held_locks+0xc7/0x130
[ 1083.278970]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1083.284076]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1083.289179]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1083.293764]  ? trace_hardirqs_on+0xbd/0x310
[ 1083.298085]  ? kasan_check_read+0x11/0x20
[ 1083.302231]  ? ___ratelimit+0x3b4/0x672
[ 1083.306207]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1083.311312]  ? trace_hardirqs_on+0x310/0x310
[ 1083.315725]  ? lock_downgrade+0x900/0x900
[ 1083.319882]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1083.324986]  ? ___ratelimit+0x3b9/0x672
[ 1083.328964]  ? idr_get_free+0xf70/0xf70
[ 1083.332943]  ? find_held_lock+0x36/0x1c0
[ 1083.337019]  oom_kill_process.cold.27+0x10/0x903
[ 1083.341778]  ? zap_class+0x640/0x640
[ 1083.345540]  ? check_preemption_disabled+0x48/0x280
[ 1083.350561]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1083.355492]  ? kasan_check_read+0x11/0x20
[ 1083.359641]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1083.364917]  ? oom_evaluate_task+0x540/0x540
[ 1083.369331]  ? find_held_lock+0x36/0x1c0
[ 1083.373400]  ? out_of_memory+0x974/0x1430
[ 1083.377565]  ? lock_downgrade+0x900/0x900
[ 1083.381715]  ? check_preemption_disabled+0x48/0x280
[ 1083.386733]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1083.391659]  ? kasan_check_read+0x11/0x20
[ 1083.395810]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1083.401090]  ? rcu_softirq_qs+0x20/0x20
[ 1083.405070]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1083.410603]  ? oom_evaluate_task+0x302/0x540
[ 1083.415017]  out_of_memory+0xa84/0x1430
[ 1083.418999]  ? oom_killer_disable+0x3a0/0x3a0
[ 1083.423496]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1083.428436]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1083.433477]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1083.438352]  ? warn_alloc+0x120/0x120
[ 1083.442152]  ? mark_held_locks+0x130/0x130
[ 1083.446391]  ? find_get_entry+0xaae/0x1120
[ 1083.450661]  ? filemap_map_pages+0x1a20/0x1a20
[ 1083.455249]  ? zap_class+0x640/0x640
[ 1083.458968]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1083.464511]  ? check_preemption_disabled+0x48/0x280
[ 1083.469531]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1083.475072]  ? should_fail+0x22d/0xd01
[ 1083.478963]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1083.484068]  ? zap_class+0x640/0x640
[ 1083.487811]  ? __lock_is_held+0xb5/0x140
[ 1083.491878]  ? mark_held_locks+0x130/0x130
[ 1083.496115]  ? lock_release+0xa00/0xa00
[ 1083.500089]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1083.505544]  ? xa_load+0x2ba/0x460
[ 1083.509090]  ? lock_downgrade+0x900/0x900
[ 1083.513244]  ? __might_sleep+0x95/0x190
[ 1083.517226]  __alloc_pages_nodemask+0xad8/0xea0
[ 1083.521899]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1083.526915]  ? __page_cache_alloc+0x191/0x5c0
[ 1083.531409]  ? xa_load+0x2e1/0x460
[ 1083.534964]  ? xa_clear_mark+0x40/0x40
[ 1083.538854]  ? zap_class+0x640/0x640
[ 1083.542579]  ? zap_class+0x640/0x640
[ 1083.546289]  ? zap_class+0x640/0x640
[ 1083.550002]  ? __do_page_cache_readahead+0x663/0x810
[ 1083.555108]  ? find_held_lock+0x36/0x1c0
[ 1083.559173]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1083.564716]  alloc_pages_current+0x173/0x350
[ 1083.569147]  __page_cache_alloc+0x38c/0x5c0
[ 1083.573498]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1083.578433]  ? kasan_check_read+0x11/0x20
[ 1083.582588]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1083.587866]  ? generic_perform_write+0x6a0/0x6a0
[ 1083.592627]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1083.598163]  ? check_preemption_disabled+0x48/0x280
[ 1083.603185]  filemap_fault+0x1595/0x25f0
[ 1083.607263]  ? __lock_page_or_retry+0xa00/0xa00
[ 1083.611937]  ? mark_held_locks+0x130/0x130
[ 1083.616212]  ? filemap_map_pages+0xd6b/0x1a20
[ 1083.620710]  ? lock_downgrade+0x900/0x900
[ 1083.624856]  ? check_preemption_disabled+0x48/0x280
[ 1083.629875]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1083.634818]  ? kasan_check_read+0x11/0x20
[ 1083.638967]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1083.644246]  ? rcu_softirq_qs+0x20/0x20
[ 1083.648238]  ? filemap_map_pages+0xd92/0x1a20
[ 1083.652745]  ? find_get_entries_tag+0x1400/0x1400
[ 1083.657591]  ? debug_object_destroy+0x2b0/0x2b0
[ 1083.662266]  ? lock_pi_update_atomic+0x150/0x150
[ 1083.667019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1083.672568]  ? lock_acquire+0x1ed/0x520
[ 1083.676555]  ? ext4_filemap_fault+0x7a/0xad
[ 1083.680901]  ? lock_release+0xa00/0xa00
[ 1083.684888]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1083.690338]  ? print_usage_bug+0xc0/0xc0
[ 1083.694400]  ? print_usage_bug+0xc0/0xc0
[ 1083.698488]  ? down_read+0x8d/0x120
[ 1083.702111]  ? ext4_filemap_fault+0x7a/0xad
[ 1083.706446]  ? __down_interruptible+0x700/0x700
[ 1083.711129]  ext4_filemap_fault+0x82/0xad
[ 1083.715281]  __do_fault+0x100/0x6b0
[ 1083.718907]  ? find_held_lock+0x36/0x1c0
[ 1083.722975]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1083.728080]  ? mark_held_locks+0x130/0x130
[ 1083.732328]  ? mark_held_locks+0x130/0x130
[ 1083.736559]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1083.741050]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1083.745559]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1083.750170]  ? kasan_check_read+0x11/0x20
[ 1083.754316]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1083.759857]  __handle_mm_fault+0x3ea0/0x5be0
[ 1083.764275]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1083.769119]  ? finish_task_switch+0x1f4/0x910
[ 1083.773611]  ? finish_task_switch+0x1b4/0x910
[ 1083.778104]  ? __switch_to_asm+0x34/0x70
[ 1083.782169]  ? preempt_notifier_register+0x200/0x200
[ 1083.787269]  ? __switch_to_asm+0x34/0x70
[ 1083.791327]  ? __switch_to_asm+0x34/0x70
[ 1083.795404]  ? zap_class+0x640/0x640
[ 1083.799129]  ? zap_class+0x640/0x640
[ 1083.802844]  ? __x64_sys_futex+0x53e/0x6a0
[ 1083.807086]  ? find_held_lock+0x36/0x1c0
[ 1083.811157]  ? handle_mm_fault+0x42a/0xc70
[ 1083.815395]  ? lock_downgrade+0x900/0x900
[ 1083.819553]  ? check_preemption_disabled+0x48/0x280
[ 1083.824578]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1083.829507]  ? kasan_check_read+0x11/0x20
[ 1083.833657]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1083.838935]  ? rcu_softirq_qs+0x20/0x20
[ 1083.842921]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1083.848025]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1083.853568]  ? check_preemption_disabled+0x48/0x280
[ 1083.858593]  handle_mm_fault+0x54f/0xc70
[ 1083.862660]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1083.867248]  ? find_vma+0x34/0x190
[ 1083.870793]  __do_page_fault+0x5e8/0xe60
[ 1083.874853]  ? trace_hardirqs_off+0xb8/0x310
[ 1083.879273]  do_page_fault+0xf2/0x7e0
[ 1083.883078]  ? vmalloc_sync_all+0x30/0x30
[ 1083.887228]  ? error_entry+0x70/0xd0
[ 1083.890947]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1083.895961]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1083.900895]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1083.905826]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1083.910678]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1083.915700]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1083.921160]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1083.926180]  ? page_fault+0x8/0x30
[ 1083.929726]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1083.934578]  ? page_fault+0x8/0x30
[ 1083.938118]  page_fault+0x1e/0x30
[ 1083.941574] RIP: 0033:0x40f9c0
[ 1083.944782] Code: Bad RIP value.
[ 1083.948142] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1083.953502] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1083.960768] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1083.968032] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1083.975313] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1083.982583] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1083.989869] warn_alloc_show_mem: 1 callbacks suppressed
[ 1083.989881] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1083.989883] Mem-Info:
[ 1083.989913] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1083.989913]  active_file:15 inactive_file:19 isolated_file:0
[ 1083.989913]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1083.989913]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1083.989913]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1083.989913]  free:13737 free_pcp:253 free_cma:0
[ 1083.995254] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1084.002459] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1084.004857] Call Trace:
[ 1084.037818] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1084.047164]  <IRQ>
[ 1084.074732] lowmem_reserve[]: 0 2818 6321 6321
[ 1084.077318]  dump_stack+0x244/0x39d
[ 1084.103397] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1084.105561]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1084.110100] lowmem_reserve[]: 0 0 3503 3503
[ 1084.113740]  warn_alloc.cold.116+0xb7/0x1bd
[ 1084.141208] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1084.146392]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1084.150684] lowmem_reserve[]: 0 0 0 0
[ 1084.155032]  ? lock_downgrade+0x900/0x900
[ 1084.184007] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1084.188851]  ? trace_hardirqs_off+0xb8/0x310
[ 1084.192622] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1084.196768]  ? trace_hardirqs_off+0xb8/0x310
[ 1084.210269] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1084.214675]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1084.229479] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1084.233912]  ? warn_alloc+0x120/0x120
[ 1084.249562] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1084.254394]  ? print_usage_bug+0xc0/0xc0
[ 1084.263201] 1801 total pagecache pages
[ 1084.267021]  ? warn_alloc+0x120/0x120
[ 1084.275578] 0 pages in swap cache
[ 1084.279623]  ? warn_alloc+0x120/0x120
[ 1084.283488] Swap cache stats: add 0, delete 0, find 0/0
[ 1084.287281]  ? print_usage_bug+0xc0/0xc0
[ 1084.290708] Free swap  = 0kB
[ 1084.294498]  ? print_usage_bug+0xc0/0xc0
[ 1084.299851] Total swap = 0kB
[ 1084.303904]  ? __lock_acquire+0x62f/0x4c20
[ 1084.306903] 1965979 pages RAM
[ 1084.310994]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1084.313981] 0 pages HighMem/MovableOnly
[ 1084.313989] 342854 pages reserved
[ 1084.318229]  ? should_fail+0x22d/0xd01
[ 1084.321305] 0 pages cma reserved
[ 1084.326835]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1084.330872] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1084.334223]  ? __lock_acquire+0x62f/0x4c20
[ 1084.334242]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1084.334258]  ? __lock_acquire+0x62f/0x4c20
[ 1084.338201] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1084.341502]  ? should_fail+0x22d/0xd01
[ 1084.346585] syz-fuzzer cpuset=/ mems_allowed=0
[ 1084.353069]  ? find_held_lock+0x36/0x1c0
[ 1084.389288]  ? mark_held_locks+0x130/0x130
[ 1084.393558]  ? mark_held_locks+0x130/0x130
[ 1084.397801]  ? zap_class+0x640/0x640
[ 1084.401517]  ? zap_class+0x640/0x640
[ 1084.405241]  ? print_usage_bug+0xc0/0xc0
[ 1084.409301]  ? do_raw_spin_unlock+0xa7/0x330
[ 1084.413708]  ? zap_class+0x640/0x640
[ 1084.417430]  ? print_usage_bug+0xc0/0xc0
[ 1084.421523]  ? wq_watchdog_touch+0x9c/0xfe
[ 1084.425765]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1084.431319]  ? check_preemption_disabled+0x48/0x280
[ 1084.436344]  ? __lock_is_held+0xb5/0x140
[ 1084.440413]  __alloc_pages_nodemask+0xad8/0xea0
[ 1084.445106]  ? zap_class+0x640/0x640
[ 1084.448828]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1084.453870]  ? find_held_lock+0x36/0x1c0
[ 1084.457947]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1084.462618]  ? lock_downgrade+0x900/0x900
[ 1084.466772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1084.472317]  cache_grow_begin+0xa5/0x8c0
[ 1084.476375]  ? do_raw_spin_unlock+0xa7/0x330
[ 1084.480791]  fallback_alloc+0x204/0x2e0
[ 1084.484891]  ____cache_alloc_node+0x1c7/0x1e0
[ 1084.489390]  kmem_cache_alloc_node+0xe3/0x730
[ 1084.493894]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1084.498139]  __alloc_skb+0x119/0x770
[ 1084.501852]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1084.507134]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1084.511544]  ? lock_downgrade+0x900/0x900
[ 1084.515700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1084.521239]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1084.526691]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1084.532146]  ? addrconf_rs_timer+0x690/0x690
[ 1084.536567]  ndisc_alloc_skb+0x144/0x340
[ 1084.540633]  ndisc_send_rs+0x331/0x6e0
[ 1084.544527]  addrconf_rs_timer+0x314/0x690
[ 1084.548766]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1084.553014]  call_timer_fn+0x272/0x920
[ 1084.556902]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1084.561138]  ? process_timeout+0x40/0x40
[ 1084.565206]  ? __run_timers+0x7da/0xc70
[ 1084.569184]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1084.573683]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1084.578191]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1084.582450]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1084.587034]  ? trace_hardirqs_on+0xbd/0x310
[ 1084.591353]  ? kasan_check_read+0x11/0x20
[ 1084.595497]  ? __run_timers+0x7da/0xc70
[ 1084.599494]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1084.604600]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1084.608842]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1084.613078]  __run_timers+0x7e5/0xc70
[ 1084.616889]  ? timer_fixup_init+0x70/0x70
[ 1084.621037]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1084.626058]  ? zap_class+0x640/0x640
[ 1084.629781]  ? enqueue_hrtimer+0x1a5/0x560
[ 1084.634020]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1084.639218]  ? find_held_lock+0x36/0x1c0
[ 1084.643290]  ? zap_class+0x640/0x640
[ 1084.647009]  ? pvclock_read_flags+0x160/0x160
[ 1084.651505]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1084.657048]  ? check_preemption_disabled+0x48/0x280
[ 1084.662087]  ? __lock_is_held+0xb5/0x140
[ 1084.666149]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1084.671688]  ? check_preemption_disabled+0x48/0x280
[ 1084.676715]  run_timer_softirq+0x52/0xb0
[ 1084.680781]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1084.685813]  __do_softirq+0x308/0xb7e
[ 1084.689649]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1084.694142]  ? lock_downgrade+0x900/0x900
[ 1084.698295]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1084.703404]  ? pvclock_read_flags+0x160/0x160
[ 1084.707925]  ? lapic_next_event+0x5a/0x90
[ 1084.712104]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1084.717663]  ? kvm_clock_read+0x18/0x30
[ 1084.721634]  ? kvm_sched_clock_read+0x9/0x20
[ 1084.726044]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1084.731717]  ? check_preemption_disabled+0x48/0x280
[ 1084.736747]  irq_exit+0x17f/0x1c0
[ 1084.740221]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1084.745064]  ? smp_reschedule_interrupt+0x109/0x650
[ 1084.750085]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1084.755973]  ? interrupt_entry+0xb5/0xc0
[ 1084.760040]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1084.765068]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1084.770097]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1084.774945]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1084.779962]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1084.784980]  ? task_prio+0x50/0x50
[ 1084.788522]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1084.794064]  ? check_preemption_disabled+0x48/0x280
[ 1084.799085]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1084.803943]  apic_timer_interrupt+0xf/0x20
[ 1084.808169]  </IRQ>
[ 1084.810409] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1084.815348] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1084.834245] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1084.841957] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1084.849221] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1084.856499] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1084.864292] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1084.871561] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1084.878876]  skb_clone+0x1bb/0x500
[ 1084.882426]  ? finish_task_switch+0x2f4/0x910
[ 1084.886935]  ? skb_split+0x11e0/0x11e0
[ 1084.890828]  ? preempt_notifier_register+0x200/0x200
[ 1084.895928]  ? __switch_to_asm+0x34/0x70
[ 1084.900009]  ? __switch_to_asm+0x34/0x70
[ 1084.904065]  ? __switch_to_asm+0x40/0x70
[ 1084.908127]  ? __switch_to_asm+0x34/0x70
[ 1084.912196]  ? __switch_to_asm+0x40/0x70
[ 1084.916251]  ? __switch_to_asm+0x34/0x70
[ 1084.920310]  ? __switch_to_asm+0x40/0x70
[ 1084.924383]  ? __switch_to_asm+0x34/0x70
[ 1084.928454]  ? __switch_to_asm+0x34/0x70
[ 1084.932515]  ? __switch_to_asm+0x40/0x70
[ 1084.936572]  ? __switch_to_asm+0x34/0x70
[ 1084.940640]  bpf_clone_redirect+0xb9/0x490
[ 1084.944889]  ? __schedule+0x8d7/0x21d0
[ 1084.948799]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1084.953824]  ? __sched_text_start+0x8/0x8
[ 1084.957972]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1084.962743]  ? find_held_lock+0x36/0x1c0
[ 1084.966829]  ? lock_acquire+0x1ed/0x520
[ 1084.970837]  ? bpf_test_run+0x3cb/0x780
[ 1084.974812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1084.980350]  ? check_preemption_disabled+0x48/0x280
[ 1084.985371]  ? kasan_check_read+0x11/0x20
[ 1084.989517]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1084.994795]  ? rcu_softirq_qs+0x20/0x20
[ 1084.998775]  ? preempt_schedule+0x4d/0x60
[ 1085.002926]  ? ___preempt_schedule+0x16/0x18
[ 1085.007351]  ? bpf_test_run+0x25d/0x780
[ 1085.011340]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1085.015754]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1085.021303]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1085.026070]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1085.030914]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1085.036454]  ? fput+0x130/0x1a0
[ 1085.039745]  ? __bpf_prog_get+0x9b/0x290
[ 1085.043808]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1085.048651]  ? bpf_prog_test_run+0x130/0x1a0
[ 1085.053062]  ? __x64_sys_bpf+0x3d8/0x520
[ 1085.057122]  ? bpf_prog_get+0x20/0x20
[ 1085.060945]  ? do_syscall_64+0x1b9/0x820
[ 1085.065009]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1085.070387]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1085.075321]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1085.080165]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1085.085180]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1085.090466]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1085.095489]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1085.100337]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1085.105722] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1085.105791] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1085.112733] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1085.112742] Call Trace:
[ 1085.119329] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1085.128566]  <IRQ>
[ 1085.131135] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1085.141611]  dump_stack+0x244/0x39d
[ 1085.152466]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1085.157671]  warn_alloc.cold.116+0xb7/0x1bd
[ 1085.161998]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1085.166864]  ? lock_downgrade+0x900/0x900
[ 1085.171019]  ? trace_hardirqs_off+0xb8/0x310
[ 1085.175450]  ? trace_hardirqs_off+0xb8/0x310
[ 1085.179870]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1085.184740]  ? warn_alloc+0x120/0x120
[ 1085.188546]  ? print_usage_bug+0xc0/0xc0
[ 1085.192609]  ? warn_alloc+0x120/0x120
[ 1085.196411]  ? warn_alloc+0x120/0x120
[ 1085.200254]  ? print_usage_bug+0xc0/0xc0
[ 1085.204334]  ? print_usage_bug+0xc0/0xc0
[ 1085.208396]  ? __lock_acquire+0x62f/0x4c20
[ 1085.212646]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1085.218183]  ? should_fail+0x22d/0xd01
[ 1085.222080]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1085.227187]  ? __lock_acquire+0x62f/0x4c20
[ 1085.231435]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1085.236545]  ? __lock_acquire+0x62f/0x4c20
[ 1085.240777]  ? should_fail+0x22d/0xd01
[ 1085.244670]  ? find_held_lock+0x36/0x1c0
[ 1085.248741]  ? mark_held_locks+0x130/0x130
[ 1085.252994]  ? mark_held_locks+0x130/0x130
[ 1085.257276]  ? zap_class+0x640/0x640
[ 1085.260983]  ? zap_class+0x640/0x640
[ 1085.264700]  ? print_usage_bug+0xc0/0xc0
[ 1085.268762]  ? do_raw_spin_unlock+0xa7/0x330
[ 1085.273185]  ? zap_class+0x640/0x640
[ 1085.276897]  ? print_usage_bug+0xc0/0xc0
[ 1085.280952]  ? wq_watchdog_touch+0x9c/0xfe
[ 1085.285191]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1085.290734]  ? check_preemption_disabled+0x48/0x280
[ 1085.295758]  ? __lock_is_held+0xb5/0x140
[ 1085.299828]  __alloc_pages_nodemask+0xad8/0xea0
[ 1085.304500]  ? zap_class+0x640/0x640
[ 1085.308223]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1085.313253]  ? find_held_lock+0x36/0x1c0
[ 1085.317325]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1085.322020]  ? lock_downgrade+0x900/0x900
[ 1085.326193]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1085.331740]  cache_grow_begin+0xa5/0x8c0
[ 1085.335800]  ? do_raw_spin_unlock+0xa7/0x330
[ 1085.340218]  fallback_alloc+0x204/0x2e0
[ 1085.344199]  ____cache_alloc_node+0x1c7/0x1e0
[ 1085.348703]  kmem_cache_alloc_node+0xe3/0x730
[ 1085.353199]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1085.357457]  __alloc_skb+0x119/0x770
[ 1085.361173]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1085.366469]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1085.370877]  ? lock_downgrade+0x900/0x900
[ 1085.375031]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1085.380570]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1085.386050]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1085.391501]  ? addrconf_rs_timer+0x690/0x690
[ 1085.395921]  ndisc_alloc_skb+0x144/0x340
[ 1085.399988]  ndisc_send_rs+0x331/0x6e0
[ 1085.403954]  addrconf_rs_timer+0x314/0x690
[ 1085.408193]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1085.412449]  call_timer_fn+0x272/0x920
[ 1085.416339]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1085.420571]  ? process_timeout+0x40/0x40
[ 1085.424638]  ? mark_held_locks+0xc7/0x130
[ 1085.428786]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1085.433279]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1085.437772]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1085.442067]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1085.446655]  ? trace_hardirqs_on+0xbd/0x310
[ 1085.450977]  ? kasan_check_read+0x11/0x20
[ 1085.455152]  ? __run_timers+0x7da/0xc70
[ 1085.459132]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1085.464238]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1085.468482]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1085.472713]  __run_timers+0x7e5/0xc70
[ 1085.476529]  ? timer_fixup_init+0x70/0x70
[ 1085.480684]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1085.485700]  ? zap_class+0x640/0x640
[ 1085.489428]  ? print_usage_bug+0xc0/0xc0
[ 1085.493538]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1085.498738]  ? find_held_lock+0x36/0x1c0
[ 1085.502802]  ? zap_class+0x640/0x640
[ 1085.506520]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1085.512061]  ? check_preemption_disabled+0x48/0x280
[ 1085.517088]  ? __lock_is_held+0xb5/0x140
[ 1085.521155]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1085.526697]  ? check_preemption_disabled+0x48/0x280
[ 1085.531719]  run_timer_softirq+0x52/0xb0
[ 1085.535780]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1085.540802]  __do_softirq+0x308/0xb7e
[ 1085.544604]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1085.549098]  ? lock_downgrade+0x900/0x900
[ 1085.553264]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1085.558373]  ? pvclock_read_flags+0x160/0x160
[ 1085.562888]  ? lapic_next_event+0x5a/0x90
[ 1085.567040]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1085.572586]  ? kvm_clock_read+0x18/0x30
[ 1085.576564]  ? kvm_sched_clock_read+0x9/0x20
[ 1085.580973]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1085.586512]  ? check_preemption_disabled+0x48/0x280
[ 1085.591539]  irq_exit+0x17f/0x1c0
[ 1085.594994]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1085.599836]  ? smp_reschedule_interrupt+0x109/0x650
[ 1085.604853]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1085.610741]  ? interrupt_entry+0xb5/0xc0
[ 1085.614807]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1085.619822]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1085.624840]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1085.629682]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1085.634701]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1085.639723]  ? task_prio+0x50/0x50
[ 1085.643266]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1085.648806]  ? check_preemption_disabled+0x48/0x280
[ 1085.653828]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1085.658681]  apic_timer_interrupt+0xf/0x20
[ 1085.662907]  </IRQ>
[ 1085.665145] RIP: 0010:console_unlock+0x102f/0x1190
[ 1085.670073] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1085.688976] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1085.696684] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1085.703951] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1085.711219] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1085.718483] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1085.725749] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1085.733029]  ? netconsole_netdev_event+0x280/0x280
[ 1085.737964]  ? console_unlock+0x1026/0x1190
[ 1085.742305]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1085.746976]  ? vprintk_emit+0x846/0x990
[ 1085.750954]  ? lock_release+0xa00/0xa00
[ 1085.754935]  ? trace_hardirqs_on+0x30/0x310
[ 1085.759260]  ? vprintk_default+0x28/0x30
[ 1085.763323]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1085.768450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1085.773997]  vprintk_emit+0x391/0x990
[ 1085.777807]  ? wake_up_klogd+0x180/0x180
[ 1085.781879]  ? find_held_lock+0x31/0x1c0
[ 1085.785948]  ? mark_held_locks+0xc7/0x130
[ 1085.790099]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1085.794591]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1085.799094]  vprintk_default+0x28/0x30
[ 1085.802984]  vprintk_func+0x7e/0x181
[ 1085.806699]  printk+0xa7/0xcf
[ 1085.809807]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1085.814564]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1085.819074]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1085.824361]  dump_header+0x7cc/0xf72
[ 1085.828087]  ? pagefault_out_of_memory+0x197/0x197
[ 1085.833025]  ? __lock_acquire+0x62f/0x4c20
[ 1085.837262]  ? percpu_ref_get_many+0x240/0x240
[ 1085.841849]  ? print_usage_bug+0xc0/0xc0
[ 1085.845915]  ? zap_class+0x640/0x640
[ 1085.849630]  ? print_usage_bug+0xc0/0xc0
[ 1085.853692]  ? zap_class+0x640/0x640
[ 1085.857412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1085.862967]  ? find_held_lock+0x36/0x1c0
[ 1085.867037]  ? mark_held_locks+0xc7/0x130
[ 1085.871187]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1085.876288]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1085.881390]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1085.886010]  ? trace_hardirqs_on+0xbd/0x310
[ 1085.890335]  ? kasan_check_read+0x11/0x20
[ 1085.894484]  ? ___ratelimit+0x3b4/0x672
[ 1085.898468]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1085.903572]  ? trace_hardirqs_on+0x310/0x310
[ 1085.907980]  ? lock_downgrade+0x900/0x900
[ 1085.912135]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1085.917239]  ? ___ratelimit+0x3b9/0x672
[ 1085.921212]  ? idr_get_free+0xf70/0xf70
[ 1085.925184]  ? find_held_lock+0x36/0x1c0
[ 1085.929256]  oom_kill_process.cold.27+0x10/0x903
[ 1085.934018]  ? zap_class+0x640/0x640
[ 1085.937732]  ? check_preemption_disabled+0x48/0x280
[ 1085.942782]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1085.947738]  ? kasan_check_read+0x11/0x20
[ 1085.951901]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1085.957178]  ? oom_evaluate_task+0x540/0x540
[ 1085.961595]  ? find_held_lock+0x36/0x1c0
[ 1085.965669]  ? out_of_memory+0x974/0x1430
[ 1085.969818]  ? lock_downgrade+0x900/0x900
[ 1085.973967]  ? check_preemption_disabled+0x48/0x280
[ 1085.978987]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1085.983919]  ? kasan_check_read+0x11/0x20
[ 1085.988065]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1085.993346]  ? rcu_softirq_qs+0x20/0x20
[ 1085.997327]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1086.002864]  ? oom_evaluate_task+0x302/0x540
[ 1086.007278]  out_of_memory+0xa84/0x1430
[ 1086.011264]  ? oom_killer_disable+0x3a0/0x3a0
[ 1086.015762]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1086.020699]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1086.025766]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1086.030657]  ? warn_alloc+0x120/0x120
[ 1086.034469]  ? mark_held_locks+0x130/0x130
[ 1086.038725]  ? find_get_entry+0xaae/0x1120
[ 1086.042968]  ? filemap_map_pages+0x1a20/0x1a20
[ 1086.047559]  ? zap_class+0x640/0x640
[ 1086.051282]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1086.056829]  ? check_preemption_disabled+0x48/0x280
[ 1086.061850]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1086.067400]  ? should_fail+0x22d/0xd01
[ 1086.071319]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1086.076444]  ? zap_class+0x640/0x640
[ 1086.080187]  ? __lock_is_held+0xb5/0x140
[ 1086.084258]  ? mark_held_locks+0x130/0x130
[ 1086.088495]  ? lock_release+0xa00/0xa00
[ 1086.092479]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1086.097931]  ? xa_load+0x2ba/0x460
[ 1086.101472]  ? lock_downgrade+0x900/0x900
[ 1086.105623]  ? __might_sleep+0x95/0x190
[ 1086.109606]  __alloc_pages_nodemask+0xad8/0xea0
[ 1086.114281]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1086.119300]  ? __page_cache_alloc+0x191/0x5c0
[ 1086.123796]  ? xa_load+0x2e1/0x460
[ 1086.127337]  ? xa_clear_mark+0x40/0x40
[ 1086.131224]  ? zap_class+0x640/0x640
[ 1086.134948]  ? zap_class+0x640/0x640
[ 1086.138663]  ? zap_class+0x640/0x640
[ 1086.142375]  ? __do_page_cache_readahead+0x663/0x810
[ 1086.147487]  ? find_held_lock+0x36/0x1c0
[ 1086.151552]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1086.157096]  alloc_pages_current+0x173/0x350
[ 1086.161517]  __page_cache_alloc+0x38c/0x5c0
[ 1086.165842]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1086.170771]  ? kasan_check_read+0x11/0x20
[ 1086.174917]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1086.180195]  ? generic_perform_write+0x6a0/0x6a0
[ 1086.184957]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1086.190499]  ? check_preemption_disabled+0x48/0x280
[ 1086.195532]  filemap_fault+0x1595/0x25f0
[ 1086.199607]  ? __lock_page_or_retry+0xa00/0xa00
[ 1086.204279]  ? mark_held_locks+0x130/0x130
[ 1086.208525]  ? filemap_map_pages+0xd6b/0x1a20
[ 1086.213027]  ? lock_downgrade+0x900/0x900
[ 1086.217193]  ? check_preemption_disabled+0x48/0x280
[ 1086.222212]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1086.227144]  ? kasan_check_read+0x11/0x20
[ 1086.231291]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1086.236567]  ? rcu_softirq_qs+0x20/0x20
[ 1086.240558]  ? filemap_map_pages+0xd92/0x1a20
[ 1086.245068]  ? find_get_entries_tag+0x1400/0x1400
[ 1086.249917]  ? debug_object_destroy+0x2b0/0x2b0
[ 1086.254589]  ? lock_pi_update_atomic+0x150/0x150
[ 1086.259344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1086.264897]  ? lock_acquire+0x1ed/0x520
[ 1086.268870]  ? ext4_filemap_fault+0x7a/0xad
[ 1086.273199]  ? lock_release+0xa00/0xa00
[ 1086.277177]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1086.282628]  ? print_usage_bug+0xc0/0xc0
[ 1086.286695]  ? print_usage_bug+0xc0/0xc0
[ 1086.290768]  ? down_read+0x8d/0x120
[ 1086.294394]  ? ext4_filemap_fault+0x7a/0xad
[ 1086.298727]  ? __down_interruptible+0x700/0x700
[ 1086.303404]  ext4_filemap_fault+0x82/0xad
[ 1086.307565]  __do_fault+0x100/0x6b0
[ 1086.311191]  ? find_held_lock+0x36/0x1c0
[ 1086.315285]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1086.320405]  ? mark_held_locks+0x130/0x130
[ 1086.324652]  ? mark_held_locks+0x130/0x130
[ 1086.328886]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1086.333377]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1086.337877]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1086.342472]  ? kasan_check_read+0x11/0x20
[ 1086.346624]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1086.352166]  __handle_mm_fault+0x3ea0/0x5be0
[ 1086.356586]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1086.361447]  ? finish_task_switch+0x1f4/0x910
[ 1086.365942]  ? finish_task_switch+0x1b4/0x910
[ 1086.370451]  ? __switch_to_asm+0x34/0x70
[ 1086.374519]  ? preempt_notifier_register+0x200/0x200
[ 1086.379618]  ? __switch_to_asm+0x34/0x70
[ 1086.383676]  ? __switch_to_asm+0x34/0x70
[ 1086.387750]  ? zap_class+0x640/0x640
[ 1086.391471]  ? zap_class+0x640/0x640
[ 1086.395188]  ? __x64_sys_futex+0x53e/0x6a0
[ 1086.399433]  ? find_held_lock+0x36/0x1c0
[ 1086.403514]  ? handle_mm_fault+0x42a/0xc70
[ 1086.407750]  ? lock_downgrade+0x900/0x900
[ 1086.411900]  ? check_preemption_disabled+0x48/0x280
[ 1086.416929]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1086.421858]  ? kasan_check_read+0x11/0x20
[ 1086.426021]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1086.431295]  ? rcu_softirq_qs+0x20/0x20
[ 1086.435269]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1086.440390]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1086.445937]  ? check_preemption_disabled+0x48/0x280
[ 1086.450966]  handle_mm_fault+0x54f/0xc70
[ 1086.455034]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1086.459623]  ? find_vma+0x34/0x190
[ 1086.463171]  __do_page_fault+0x5e8/0xe60
[ 1086.467231]  ? trace_hardirqs_off+0xb8/0x310
[ 1086.471654]  do_page_fault+0xf2/0x7e0
[ 1086.475460]  ? vmalloc_sync_all+0x30/0x30
[ 1086.479612]  ? error_entry+0x70/0xd0
[ 1086.483327]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1086.488340]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1086.493359]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1086.498289]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1086.503134]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1086.508150]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1086.513605]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1086.518623]  ? page_fault+0x8/0x30
[ 1086.522170]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1086.527017]  ? page_fault+0x8/0x30
[ 1086.530566]  page_fault+0x1e/0x30
[ 1086.534018] RIP: 0033:0x40f9c0
[ 1086.537226] Code: Bad RIP value.
[ 1086.540606] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1086.545969] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1086.553238] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1086.560503] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1086.567771] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1086.575038] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1086.582332] warn_alloc_show_mem: 1 callbacks suppressed
[ 1086.582345] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1086.582346] Mem-Info:
[ 1086.582377] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1086.582377]  active_file:15 inactive_file:19 isolated_file:0
[ 1086.582377]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1086.582377]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1086.582377]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1086.582377]  free:13737 free_pcp:253 free_cma:0
[ 1086.587719] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1086.594912] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1086.597309] Call Trace:
[ 1086.630271] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1086.639620]  <IRQ>
[ 1086.667179] lowmem_reserve[]: 0 2818 6321 6321
[ 1086.669770]  dump_stack+0x244/0x39d
[ 1086.695850] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1086.698006]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1086.702556] lowmem_reserve[]: 0 0 3503 3503
[ 1086.706192]  warn_alloc.cold.116+0xb7/0x1bd
[ 1086.734179] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1086.739373]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1086.743656] lowmem_reserve[]: 0 0 0 0
[ 1086.747982]  ? lock_downgrade+0x900/0x900
[ 1086.776927] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1086.781775]  ? trace_hardirqs_off+0xb8/0x310
[ 1086.785544] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1086.789688]  ? trace_hardirqs_off+0xb8/0x310
[ 1086.803182] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1086.807588]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1086.822395] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1086.826816]  ? warn_alloc+0x120/0x120
[ 1086.842469] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1086.847312]  ? print_usage_bug+0xc0/0xc0
[ 1086.856117] 1801 total pagecache pages
[ 1086.860359]  ? warn_alloc+0x120/0x120
[ 1086.868922] 0 pages in swap cache
[ 1086.872979]  ? warn_alloc+0x120/0x120
[ 1086.876843] Swap cache stats: add 0, delete 0, find 0/0
[ 1086.880637]  ? print_usage_bug+0xc0/0xc0
[ 1086.884070] Free swap  = 0kB
[ 1086.887865]  ? kvm_clock_read+0x18/0x30
[ 1086.893195] Total swap = 0kB
[ 1086.893203] 1965979 pages RAM
[ 1086.897271]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1086.900260] 0 pages HighMem/MovableOnly
[ 1086.900269] 342854 pages reserved
[ 1086.904234]  ? print_usage_bug+0xc0/0xc0
[ 1086.907251] 0 pages cma reserved
[ 1086.910349]  ? __lock_acquire+0x62f/0x4c20
[ 1086.915446] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1086.919301]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1086.922865] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1086.926786]  ? should_fail+0x22d/0xd01
[ 1086.926805]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1086.930313] syz-fuzzer cpuset=/ mems_allowed=0
[ 1086.934555]  ? __lock_acquire+0x62f/0x4c20
[ 1086.934574]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1086.979684]  ? __lock_acquire+0x62f/0x4c20
[ 1086.983931]  ? should_fail+0x22d/0xd01
[ 1086.987838]  ? mark_held_locks+0x130/0x130
[ 1086.992083]  ? mark_held_locks+0x130/0x130
[ 1086.996325]  ? zap_class+0x640/0x640
[ 1087.000037]  ? print_usage_bug+0xc0/0xc0
[ 1087.004104]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1087.009638]  ? check_preemption_disabled+0x48/0x280
[ 1087.014662]  ? __lock_is_held+0xb5/0x140
[ 1087.018732]  __alloc_pages_nodemask+0xad8/0xea0
[ 1087.023410]  ? zap_class+0x640/0x640
[ 1087.027146]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1087.032188]  ? find_held_lock+0x36/0x1c0
[ 1087.036262]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1087.040930]  ? lock_downgrade+0x900/0x900
[ 1087.045105]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1087.050645]  cache_grow_begin+0xa5/0x8c0
[ 1087.054707]  ? do_raw_spin_unlock+0xa7/0x330
[ 1087.059133]  fallback_alloc+0x204/0x2e0
[ 1087.063130]  ____cache_alloc_node+0x1c7/0x1e0
[ 1087.067632]  kmem_cache_alloc_node+0xe3/0x730
[ 1087.072126]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1087.076374]  __alloc_skb+0x119/0x770
[ 1087.080134]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1087.085413]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1087.089830]  ? lock_downgrade+0x900/0x900
[ 1087.093984]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1087.099527]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1087.104980]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1087.110441]  ? addrconf_rs_timer+0x690/0x690
[ 1087.114862]  ndisc_alloc_skb+0x144/0x340
[ 1087.118928]  ndisc_send_rs+0x331/0x6e0
[ 1087.122825]  addrconf_rs_timer+0x314/0x690
[ 1087.127066]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1087.131314]  call_timer_fn+0x272/0x920
[ 1087.135203]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1087.139444]  ? process_timeout+0x40/0x40
[ 1087.143520]  ? __run_timers+0x7da/0xc70
[ 1087.147501]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1087.152000]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1087.156494]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1087.160732]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1087.165317]  ? trace_hardirqs_on+0xbd/0x310
[ 1087.169642]  ? kasan_check_read+0x11/0x20
[ 1087.173790]  ? __run_timers+0x7da/0xc70
[ 1087.177768]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1087.182886]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1087.187129]  __run_timers+0x7e5/0xc70
[ 1087.190962]  ? timer_fixup_init+0x70/0x70
[ 1087.195115]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1087.200134]  ? zap_class+0x640/0x640
[ 1087.203851]  ? enqueue_hrtimer+0x1a5/0x560
[ 1087.208093]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1087.213290]  ? find_held_lock+0x36/0x1c0
[ 1087.217356]  ? zap_class+0x640/0x640
[ 1087.221077]  ? pvclock_read_flags+0x160/0x160
[ 1087.225580]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1087.231125]  ? check_preemption_disabled+0x48/0x280
[ 1087.236154]  ? __lock_is_held+0xb5/0x140
[ 1087.240221]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1087.245761]  ? check_preemption_disabled+0x48/0x280
[ 1087.250785]  run_timer_softirq+0x52/0xb0
[ 1087.254849]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1087.259868]  __do_softirq+0x308/0xb7e
[ 1087.263673]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1087.268165]  ? lock_downgrade+0x900/0x900
[ 1087.272321]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1087.277439]  ? pvclock_read_flags+0x160/0x160
[ 1087.281944]  ? lapic_next_event+0x5a/0x90
[ 1087.286096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1087.291639]  ? kvm_clock_read+0x18/0x30
[ 1087.295617]  ? kvm_sched_clock_read+0x9/0x20
[ 1087.300028]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1087.305570]  ? check_preemption_disabled+0x48/0x280
[ 1087.310594]  irq_exit+0x17f/0x1c0
[ 1087.314051]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1087.318897]  ? smp_reschedule_interrupt+0x109/0x650
[ 1087.323917]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1087.329804]  ? interrupt_entry+0xb5/0xc0
[ 1087.333866]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1087.338897]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1087.343930]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1087.348782]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1087.353798]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1087.358817]  ? task_prio+0x50/0x50
[ 1087.362364]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1087.367920]  ? check_preemption_disabled+0x48/0x280
[ 1087.372949]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1087.377804]  apic_timer_interrupt+0xf/0x20
[ 1087.382031]  </IRQ>
[ 1087.384271] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1087.389221] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1087.408121] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1087.415828] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1087.423094] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1087.430376] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1087.437639] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1087.444903] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1087.452214]  skb_clone+0x1bb/0x500
[ 1087.455756]  ? finish_task_switch+0x2f4/0x910
[ 1087.460254]  ? skb_split+0x11e0/0x11e0
[ 1087.464143]  ? preempt_notifier_register+0x200/0x200
[ 1087.469243]  ? __switch_to_asm+0x34/0x70
[ 1087.473303]  ? __switch_to_asm+0x34/0x70
[ 1087.477364]  ? __switch_to_asm+0x40/0x70
[ 1087.481428]  ? __switch_to_asm+0x34/0x70
[ 1087.485489]  ? __switch_to_asm+0x40/0x70
[ 1087.489546]  ? __switch_to_asm+0x34/0x70
[ 1087.493603]  ? __switch_to_asm+0x40/0x70
[ 1087.497663]  ? __switch_to_asm+0x34/0x70
[ 1087.501733]  ? __switch_to_asm+0x34/0x70
[ 1087.505793]  ? __switch_to_asm+0x40/0x70
[ 1087.509853]  ? __switch_to_asm+0x34/0x70
[ 1087.513950]  bpf_clone_redirect+0xb9/0x490
[ 1087.518185]  ? __schedule+0x8d7/0x21d0
[ 1087.522078]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1087.527110]  ? __sched_text_start+0x8/0x8
[ 1087.531263]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1087.536033]  ? find_held_lock+0x36/0x1c0
[ 1087.540105]  ? lock_acquire+0x1ed/0x520
[ 1087.544084]  ? bpf_test_run+0x3cb/0x780
[ 1087.548059]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1087.553602]  ? check_preemption_disabled+0x48/0x280
[ 1087.558630]  ? kasan_check_read+0x11/0x20
[ 1087.562777]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1087.568052]  ? rcu_softirq_qs+0x20/0x20
[ 1087.572026]  ? preempt_schedule+0x4d/0x60
[ 1087.576174]  ? ___preempt_schedule+0x16/0x18
[ 1087.580589]  ? bpf_test_run+0x25d/0x780
[ 1087.584575]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1087.588988]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1087.594533]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1087.599302]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1087.604143]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1087.609680]  ? fput+0x130/0x1a0
[ 1087.612969]  ? __bpf_prog_get+0x9b/0x290
[ 1087.617032]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1087.621875]  ? bpf_prog_test_run+0x130/0x1a0
[ 1087.626289]  ? __x64_sys_bpf+0x3d8/0x520
[ 1087.630349]  ? bpf_prog_get+0x20/0x20
[ 1087.634172]  ? do_syscall_64+0x1b9/0x820
[ 1087.638236]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1087.643607]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1087.648536]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1087.653396]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1087.658439]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1087.663461]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1087.668485]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1087.673334]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1087.678721] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1087.678787] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1087.685736] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1087.685741] Call Trace:
[ 1087.685748]  <IRQ>
[ 1087.685765]  dump_stack+0x244/0x39d
[ 1087.685783]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1087.692308] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1087.701613]  warn_alloc.cold.116+0xb7/0x1bd
[ 1087.704171] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1087.706316]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1087.739797]  ? lock_downgrade+0x900/0x900
[ 1087.743955]  ? trace_hardirqs_off+0xb8/0x310
[ 1087.748371]  ? trace_hardirqs_off+0xb8/0x310
[ 1087.752790]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1087.757662]  ? warn_alloc+0x120/0x120
[ 1087.761471]  ? warn_alloc+0x120/0x120
[ 1087.765279]  ? warn_alloc+0x120/0x120
[ 1087.769080]  ? find_held_lock+0x36/0x1c0
[ 1087.773144]  ? print_usage_bug+0xc0/0xc0
[ 1087.777211]  ? print_usage_bug+0xc0/0xc0
[ 1087.781275]  ? print_usage_bug+0xc0/0xc0
[ 1087.785336]  ? print_usage_bug+0xc0/0xc0
[ 1087.789405]  ? check_preemption_disabled+0x48/0x280
[ 1087.794449]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1087.799992]  ? should_fail+0x22d/0xd01
[ 1087.803879]  ? print_usage_bug+0xc0/0xc0
[ 1087.807938]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1087.813220]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1087.818324]  ? __lock_acquire+0x62f/0x4c20
[ 1087.822565]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1087.827669]  ? should_fail+0x22d/0xd01
[ 1087.831558]  ? __lock_acquire+0x62f/0x4c20
[ 1087.835802]  ? mark_held_locks+0x130/0x130
[ 1087.840038]  ? mark_held_locks+0x130/0x130
[ 1087.844306]  ? mark_held_locks+0x130/0x130
[ 1087.848565]  ? zap_class+0x640/0x640
[ 1087.852277]  ? mark_held_locks+0x130/0x130
[ 1087.856521]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1087.862070]  ? check_preemption_disabled+0x48/0x280
[ 1087.867095]  ? __lock_is_held+0xb5/0x140
[ 1087.871178]  __alloc_pages_nodemask+0xad8/0xea0
[ 1087.875844]  ? zap_class+0x640/0x640
[ 1087.879566]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1087.884596]  ? find_held_lock+0x36/0x1c0
[ 1087.888696]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1087.893369]  ? lock_downgrade+0x900/0x900
[ 1087.897539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1087.903083]  cache_grow_begin+0xa5/0x8c0
[ 1087.907143]  ? do_raw_spin_unlock+0xa7/0x330
[ 1087.911557]  fallback_alloc+0x204/0x2e0
[ 1087.915538]  ____cache_alloc_node+0x1c7/0x1e0
[ 1087.920043]  kmem_cache_alloc_node+0xe3/0x730
[ 1087.924543]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1087.929136]  __alloc_skb+0x119/0x770
[ 1087.932851]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[ 1087.938220]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1087.942631]  ? lock_acquire+0x1ed/0x520
[ 1087.946607]  ? aoecmd_cfg+0x108/0x7f0
[ 1087.950411]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1087.955965]  ? check_preemption_disabled+0x48/0x280
[ 1087.961001]  ? kasan_check_read+0x11/0x20
[ 1087.965151]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1087.970433]  ? rcu_softirq_qs+0x20/0x20
[ 1087.974414]  ? do_raw_spin_trylock+0x270/0x270
[ 1087.979016]  new_skb+0x26/0x1c0
[ 1087.982296]  aoecmd_cfg+0x279/0x7f0
[ 1087.985929]  ? find_held_lock+0x36/0x1c0
[ 1087.989996]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[ 1087.994324]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1087.999864]  ? check_preemption_disabled+0x48/0x280
[ 1088.004894]  ? __lock_is_held+0xb5/0x140
[ 1088.008964]  discover_timer+0x50/0x60
[ 1088.012765]  call_timer_fn+0x272/0x920
[ 1088.016652]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1088.021493]  ? process_timeout+0x40/0x40
[ 1088.025563]  ? mark_held_locks+0xc7/0x130
[ 1088.029713]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1088.034205]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1088.038699]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1088.043540]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1088.048138]  ? trace_hardirqs_on+0xbd/0x310
[ 1088.052477]  ? kasan_check_read+0x11/0x20
[ 1088.056621]  ? __run_timers+0x7da/0xc70
[ 1088.060600]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1088.065720]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1088.070563]  __run_timers+0x7e5/0xc70
[ 1088.074384]  ? timer_fixup_init+0x70/0x70
[ 1088.078542]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1088.083559]  ? zap_class+0x640/0x640
[ 1088.087277]  ? print_usage_bug+0xc0/0xc0
[ 1088.091341]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1088.096537]  ? find_held_lock+0x36/0x1c0
[ 1088.100604]  ? zap_class+0x640/0x640
[ 1088.104334]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1088.109886]  ? check_preemption_disabled+0x48/0x280
[ 1088.114913]  ? __lock_is_held+0xb5/0x140
[ 1088.118977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1088.124518]  ? check_preemption_disabled+0x48/0x280
[ 1088.129539]  run_timer_softirq+0x52/0xb0
[ 1088.133600]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1088.138618]  __do_softirq+0x308/0xb7e
[ 1088.142430]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1088.146935]  ? lock_downgrade+0x900/0x900
[ 1088.151087]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1088.156212]  ? pvclock_read_flags+0x160/0x160
[ 1088.160712]  ? lapic_next_event+0x5a/0x90
[ 1088.164860]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1088.170401]  ? kvm_clock_read+0x18/0x30
[ 1088.174383]  ? kvm_sched_clock_read+0x9/0x20
[ 1088.178865]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1088.184424]  ? check_preemption_disabled+0x48/0x280
[ 1088.189465]  irq_exit+0x17f/0x1c0
[ 1088.192935]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1088.197774]  ? smp_reschedule_interrupt+0x109/0x650
[ 1088.202794]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1088.208677]  ? interrupt_entry+0xb5/0xc0
[ 1088.212739]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1088.217757]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1088.222774]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1088.227620]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1088.232638]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1088.237653]  ? task_prio+0x50/0x50
[ 1088.241209]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1088.246746]  ? check_preemption_disabled+0x48/0x280
[ 1088.251771]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1088.256624]  apic_timer_interrupt+0xf/0x20
[ 1088.260867]  </IRQ>
[ 1088.263118] RIP: 0010:console_unlock+0x102f/0x1190
[ 1088.268047] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1088.286959] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1088.294684] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1088.301948] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1088.309215] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1088.316485] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1088.323756] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1088.331062]  ? netconsole_netdev_event+0x280/0x280
[ 1088.336000]  ? console_unlock+0x1026/0x1190
[ 1088.340342]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1088.345005]  ? vprintk_emit+0x846/0x990
[ 1088.348984]  ? lock_release+0xa00/0xa00
[ 1088.352974]  ? trace_hardirqs_on+0x30/0x310
[ 1088.357295]  ? vprintk_default+0x28/0x30
[ 1088.361357]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1088.366479]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1088.372023]  vprintk_emit+0x391/0x990
[ 1088.375829]  ? wake_up_klogd+0x180/0x180
[ 1088.379902]  ? find_held_lock+0x31/0x1c0
[ 1088.383976]  ? mark_held_locks+0xc7/0x130
[ 1088.388131]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1088.392623]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1088.397123]  vprintk_default+0x28/0x30
[ 1088.401012]  vprintk_func+0x7e/0x181
[ 1088.404738]  printk+0xa7/0xcf
[ 1088.407845]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1088.412606]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1088.417112]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1088.422397]  dump_header+0x7cc/0xf72
[ 1088.426132]  ? pagefault_out_of_memory+0x197/0x197
[ 1088.431068]  ? __lock_acquire+0x62f/0x4c20
[ 1088.435304]  ? percpu_ref_get_many+0x240/0x240
[ 1088.439892]  ? print_usage_bug+0xc0/0xc0
[ 1088.443961]  ? zap_class+0x640/0x640
[ 1088.447679]  ? print_usage_bug+0xc0/0xc0
[ 1088.451743]  ? zap_class+0x640/0x640
[ 1088.455468]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1088.461011]  ? find_held_lock+0x36/0x1c0
[ 1088.465085]  ? mark_held_locks+0xc7/0x130
[ 1088.469237]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1088.474338]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1088.479453]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1088.484041]  ? trace_hardirqs_on+0xbd/0x310
[ 1088.488366]  ? kasan_check_read+0x11/0x20
[ 1088.492517]  ? ___ratelimit+0x3b4/0x672
[ 1088.496494]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1088.501597]  ? trace_hardirqs_on+0x310/0x310
[ 1088.506012]  ? lock_downgrade+0x900/0x900
[ 1088.510171]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1088.515274]  ? ___ratelimit+0x3b9/0x672
[ 1088.519250]  ? idr_get_free+0xf70/0xf70
[ 1088.523226]  ? find_held_lock+0x36/0x1c0
[ 1088.527296]  oom_kill_process.cold.27+0x10/0x903
[ 1088.532057]  ? zap_class+0x640/0x640
[ 1088.535774]  ? check_preemption_disabled+0x48/0x280
[ 1088.540793]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1088.545725]  ? kasan_check_read+0x11/0x20
[ 1088.549875]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1088.555154]  ? oom_evaluate_task+0x540/0x540
[ 1088.559565]  ? find_held_lock+0x36/0x1c0
[ 1088.563633]  ? out_of_memory+0x974/0x1430
[ 1088.567788]  ? lock_downgrade+0x900/0x900
[ 1088.571941]  ? check_preemption_disabled+0x48/0x280
[ 1088.576960]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1088.581891]  ? kasan_check_read+0x11/0x20
[ 1088.586043]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1088.591319]  ? rcu_softirq_qs+0x20/0x20
[ 1088.595298]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1088.600834]  ? oom_evaluate_task+0x302/0x540
[ 1088.605246]  out_of_memory+0xa84/0x1430
[ 1088.609227]  ? oom_killer_disable+0x3a0/0x3a0
[ 1088.613725]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1088.618659]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1088.623687]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1088.628560]  ? warn_alloc+0x120/0x120
[ 1088.632360]  ? mark_held_locks+0x130/0x130
[ 1088.636605]  ? find_get_entry+0xaae/0x1120
[ 1088.640854]  ? filemap_map_pages+0x1a20/0x1a20
[ 1088.645453]  ? zap_class+0x640/0x640
[ 1088.649180]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1088.654718]  ? check_preemption_disabled+0x48/0x280
[ 1088.659733]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1088.665270]  ? should_fail+0x22d/0xd01
[ 1088.669166]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1088.674272]  ? zap_class+0x640/0x640
[ 1088.678010]  ? __lock_is_held+0xb5/0x140
[ 1088.682078]  ? mark_held_locks+0x130/0x130
[ 1088.686314]  ? lock_release+0xa00/0xa00
[ 1088.690290]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1088.695743]  ? xa_load+0x2ba/0x460
[ 1088.699285]  ? lock_downgrade+0x900/0x900
[ 1088.703449]  ? __might_sleep+0x95/0x190
[ 1088.707445]  __alloc_pages_nodemask+0xad8/0xea0
[ 1088.712128]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1088.717150]  ? __page_cache_alloc+0x191/0x5c0
[ 1088.721648]  ? xa_load+0x2e1/0x460
[ 1088.725195]  ? xa_clear_mark+0x40/0x40
[ 1088.729571]  ? zap_class+0x640/0x640
[ 1088.733294]  ? zap_class+0x640/0x640
[ 1088.737008]  ? zap_class+0x640/0x640
[ 1088.740723]  ? __do_page_cache_readahead+0x663/0x810
[ 1088.745829]  ? find_held_lock+0x36/0x1c0
[ 1088.749900]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1088.755458]  alloc_pages_current+0x173/0x350
[ 1088.759882]  __page_cache_alloc+0x38c/0x5c0
[ 1088.764200]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1088.769128]  ? kasan_check_read+0x11/0x20
[ 1088.773274]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1088.778558]  ? generic_perform_write+0x6a0/0x6a0
[ 1088.783317]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1088.788855]  ? check_preemption_disabled+0x48/0x280
[ 1088.793882]  filemap_fault+0x1595/0x25f0
[ 1088.797956]  ? __lock_page_or_retry+0xa00/0xa00
[ 1088.802632]  ? mark_held_locks+0x130/0x130
[ 1088.806884]  ? filemap_map_pages+0xd6b/0x1a20
[ 1088.811384]  ? lock_downgrade+0x900/0x900
[ 1088.815540]  ? check_preemption_disabled+0x48/0x280
[ 1088.820560]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1088.825490]  ? kasan_check_read+0x11/0x20
[ 1088.829636]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1088.834912]  ? rcu_softirq_qs+0x20/0x20
[ 1088.838898]  ? filemap_map_pages+0xd92/0x1a20
[ 1088.843408]  ? find_get_entries_tag+0x1400/0x1400
[ 1088.848267]  ? debug_object_destroy+0x2b0/0x2b0
[ 1088.852939]  ? lock_pi_update_atomic+0x150/0x150
[ 1088.857709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1088.863454]  ? lock_acquire+0x1ed/0x520
[ 1088.867447]  ? ext4_filemap_fault+0x7a/0xad
[ 1088.871776]  ? lock_release+0xa00/0xa00
[ 1088.875753]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1088.881203]  ? print_usage_bug+0xc0/0xc0
[ 1088.885263]  ? print_usage_bug+0xc0/0xc0
[ 1088.889335]  ? down_read+0x8d/0x120
[ 1088.892961]  ? ext4_filemap_fault+0x7a/0xad
[ 1088.897282]  ? __down_interruptible+0x700/0x700
[ 1088.901960]  ext4_filemap_fault+0x82/0xad
[ 1088.906110]  __do_fault+0x100/0x6b0
[ 1088.909741]  ? find_held_lock+0x36/0x1c0
[ 1088.913807]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1088.918914]  ? mark_held_locks+0x130/0x130
[ 1088.923149]  ? mark_held_locks+0x130/0x130
[ 1088.927398]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1088.931902]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1088.936395]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1088.941013]  ? kasan_check_read+0x11/0x20
[ 1088.945164]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1088.950705]  __handle_mm_fault+0x3ea0/0x5be0
[ 1088.955123]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1088.959966]  ? finish_task_switch+0x1f4/0x910
[ 1088.964469]  ? finish_task_switch+0x1b4/0x910
[ 1088.968967]  ? __switch_to_asm+0x34/0x70
[ 1088.973030]  ? preempt_notifier_register+0x200/0x200
[ 1088.978162]  ? __switch_to_asm+0x34/0x70
[ 1088.982220]  ? __switch_to_asm+0x34/0x70
[ 1088.986293]  ? zap_class+0x640/0x640
[ 1088.990006]  ? zap_class+0x640/0x640
[ 1088.993717]  ? __x64_sys_futex+0x53e/0x6a0
[ 1088.997957]  ? find_held_lock+0x36/0x1c0
[ 1089.002029]  ? handle_mm_fault+0x42a/0xc70
[ 1089.006293]  ? lock_downgrade+0x900/0x900
[ 1089.010457]  ? check_preemption_disabled+0x48/0x280
[ 1089.015493]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1089.020428]  ? kasan_check_read+0x11/0x20
[ 1089.024578]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1089.029857]  ? rcu_softirq_qs+0x20/0x20
[ 1089.033847]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1089.038980]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1089.044516]  ? check_preemption_disabled+0x48/0x280
[ 1089.049539]  handle_mm_fault+0x54f/0xc70
[ 1089.053607]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1089.058193]  ? find_vma+0x34/0x190
[ 1089.061737]  __do_page_fault+0x5e8/0xe60
[ 1089.065802]  ? trace_hardirqs_off+0xb8/0x310
[ 1089.070235]  do_page_fault+0xf2/0x7e0
[ 1089.074033]  ? vmalloc_sync_all+0x30/0x30
[ 1089.078182]  ? error_entry+0x70/0xd0
[ 1089.081896]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1089.086927]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1089.091859]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1089.096806]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1089.101653]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1089.106669]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1089.112125]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1089.117142]  ? page_fault+0x8/0x30
[ 1089.120698]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1089.125541]  ? page_fault+0x8/0x30
[ 1089.129082]  page_fault+0x1e/0x30
[ 1089.132536] RIP: 0033:0x40f9c0
[ 1089.135741] Code: Bad RIP value.
[ 1089.139102] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1089.144464] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1089.151733] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1089.159001] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1089.166270] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1089.173540] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1089.180835] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1089.180841] warn_alloc_show_mem: 1 callbacks suppressed
[ 1089.180848] Mem-Info:
[ 1089.188036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1089.193403] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1089.193403]  active_file:15 inactive_file:19 isolated_file:0
[ 1089.193403]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1089.193403]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1089.193403]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1089.193403]  free:13737 free_pcp:253 free_cma:0
[ 1089.195777] Call Trace:
[ 1089.205163] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1089.238188]  <IRQ>
[ 1089.240764] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1089.268364]  dump_stack+0x244/0x39d
[ 1089.270485] lowmem_reserve[]: 0 2818 6321 6321
[ 1089.296608]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1089.300202] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1089.304785]  warn_alloc.cold.116+0xb7/0x1bd
[ 1089.309937] lowmem_reserve[]: 0 0 3503 3503
[ 1089.337447]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1089.341752] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1089.346072]  ? lock_downgrade+0x900/0x900
[ 1089.350900] lowmem_reserve[]: 0 0 0 0
[ 1089.379872]  ? trace_hardirqs_off+0xb8/0x310
[ 1089.383994] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1089.387791]  ? trace_hardirqs_off+0xb8/0x310
[ 1089.392185] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1089.405721]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1089.410098] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1089.424936]  ? warn_alloc+0x120/0x120
[ 1089.429742] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1089.445432]  ? print_usage_bug+0xc0/0xc0
[ 1089.449217] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1089.458041]  ? warn_alloc+0x120/0x120
[ 1089.462081] 1801 total pagecache pages
[ 1089.470649]  ? warn_alloc+0x120/0x120
[ 1089.474445] 0 pages in swap cache
[ 1089.478322]  ? print_usage_bug+0xc0/0xc0
[ 1089.482113] Swap cache stats: add 0, delete 0, find 0/0
[ 1089.485555]  ? print_usage_bug+0xc0/0xc0
[ 1089.489594] Free swap  = 0kB
[ 1089.494965]  ? __lock_acquire+0x62f/0x4c20
[ 1089.499015] Total swap = 0kB
[ 1089.502042]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1089.506251] 1965979 pages RAM
[ 1089.509263]  ? should_fail+0x22d/0xd01
[ 1089.514775] 0 pages HighMem/MovableOnly
[ 1089.517878]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1089.521738] 342854 pages reserved
[ 1089.525706]  ? __lock_acquire+0x62f/0x4c20
[ 1089.530781] 0 pages cma reserved
[ 1089.534229]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1089.538508] aoe: skb alloc failure
[ 1089.541800]  ? __lock_acquire+0x62f/0x4c20
[ 1089.541816]  ? should_fail+0x22d/0xd01
[ 1089.546955] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1089.550440]  ? find_held_lock+0x36/0x1c0
[ 1089.554658] syz-fuzzer cpuset=/ mems_allowed=0
[ 1089.558544]  ? mark_held_locks+0x130/0x130
[ 1089.581581]  ? mark_held_locks+0x130/0x130
[ 1089.585816]  ? zap_class+0x640/0x640
[ 1089.589530]  ? zap_class+0x640/0x640
[ 1089.593246]  ? print_usage_bug+0xc0/0xc0
[ 1089.597308]  ? do_raw_spin_unlock+0xa7/0x330
[ 1089.601722]  ? zap_class+0x640/0x640
[ 1089.605454]  ? print_usage_bug+0xc0/0xc0
[ 1089.609522]  ? wq_watchdog_touch+0x9c/0xfe
[ 1089.613762]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1089.619303]  ? check_preemption_disabled+0x48/0x280
[ 1089.624328]  ? __lock_is_held+0xb5/0x140
[ 1089.628399]  __alloc_pages_nodemask+0xad8/0xea0
[ 1089.633077]  ? zap_class+0x640/0x640
[ 1089.636798]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1089.641829]  ? find_held_lock+0x36/0x1c0
[ 1089.645903]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1089.650581]  ? lock_downgrade+0x900/0x900
[ 1089.654743]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1089.660285]  cache_grow_begin+0xa5/0x8c0
[ 1089.664346]  ? do_raw_spin_unlock+0xa7/0x330
[ 1089.668767]  fallback_alloc+0x204/0x2e0
[ 1089.672748]  ____cache_alloc_node+0x1c7/0x1e0
[ 1089.677255]  kmem_cache_alloc_node+0xe3/0x730
[ 1089.681751]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1089.685996]  __alloc_skb+0x119/0x770
[ 1089.689708]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1089.694989]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1089.699408]  ? lock_downgrade+0x900/0x900
[ 1089.703574]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1089.709117]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1089.714571]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1089.720026]  ? addrconf_rs_timer+0x690/0x690
[ 1089.724458]  ndisc_alloc_skb+0x144/0x340
[ 1089.728532]  ndisc_send_rs+0x331/0x6e0
[ 1089.732435]  addrconf_rs_timer+0x314/0x690
[ 1089.736677]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1089.740930]  call_timer_fn+0x272/0x920
[ 1089.744825]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1089.749058]  ? process_timeout+0x40/0x40
[ 1089.753127]  ? __run_timers+0x7da/0xc70
[ 1089.757104]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1089.761596]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1089.766094]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1089.770333]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1089.774918]  ? trace_hardirqs_on+0xbd/0x310
[ 1089.779249]  ? kasan_check_read+0x11/0x20
[ 1089.783396]  ? __run_timers+0x7da/0xc70
[ 1089.787379]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1089.792488]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1089.796731]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1089.800974]  __run_timers+0x7e5/0xc70
[ 1089.804787]  ? timer_fixup_init+0x70/0x70
[ 1089.808947]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1089.813969]  ? zap_class+0x640/0x640
[ 1089.817689]  ? enqueue_hrtimer+0x1a5/0x560
[ 1089.821929]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1089.827137]  ? find_held_lock+0x36/0x1c0
[ 1089.831208]  ? zap_class+0x640/0x640
[ 1089.834931]  ? pvclock_read_flags+0x160/0x160
[ 1089.839442]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1089.844983]  ? check_preemption_disabled+0x48/0x280
[ 1089.850007]  ? __lock_is_held+0xb5/0x140
[ 1089.854069]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1089.859612]  ? check_preemption_disabled+0x48/0x280
[ 1089.864634]  run_timer_softirq+0x52/0xb0
[ 1089.868698]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1089.873715]  __do_softirq+0x308/0xb7e
[ 1089.877519]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1089.882020]  ? lock_downgrade+0x900/0x900
[ 1089.886172]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1089.891291]  ? pvclock_read_flags+0x160/0x160
[ 1089.895791]  ? lapic_next_event+0x5a/0x90
[ 1089.899947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1089.905490]  ? kvm_clock_read+0x18/0x30
[ 1089.909466]  ? kvm_sched_clock_read+0x9/0x20
[ 1089.913876]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1089.919429]  ? check_preemption_disabled+0x48/0x280
[ 1089.924465]  irq_exit+0x17f/0x1c0
[ 1089.927923]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1089.932770]  ? smp_reschedule_interrupt+0x109/0x650
[ 1089.937789]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1089.943674]  ? interrupt_entry+0xb5/0xc0
[ 1089.947743]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1089.952762]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1089.957780]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1089.962628]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1089.967642]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1089.972657]  ? task_prio+0x50/0x50
[ 1089.976201]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1089.981745]  ? check_preemption_disabled+0x48/0x280
[ 1089.986770]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1089.991626]  apic_timer_interrupt+0xf/0x20
[ 1089.995852]  </IRQ>
[ 1089.998111] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1090.003039] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1090.021937] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1090.029666] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1090.036937] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1090.044214] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1090.051480] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1090.058748] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1090.066063]  skb_clone+0x1bb/0x500
[ 1090.069614]  ? finish_task_switch+0x2f4/0x910
[ 1090.074112]  ? skb_split+0x11e0/0x11e0
[ 1090.078008]  ? preempt_notifier_register+0x200/0x200
[ 1090.083107]  ? __switch_to_asm+0x34/0x70
[ 1090.087168]  ? __switch_to_asm+0x34/0x70
[ 1090.091229]  ? __switch_to_asm+0x40/0x70
[ 1090.095285]  ? __switch_to_asm+0x34/0x70
[ 1090.099344]  ? __switch_to_asm+0x40/0x70
[ 1090.103410]  ? __switch_to_asm+0x34/0x70
[ 1090.107477]  ? __switch_to_asm+0x40/0x70
[ 1090.111539]  ? __switch_to_asm+0x34/0x70
[ 1090.115600]  ? __switch_to_asm+0x34/0x70
[ 1090.119657]  ? __switch_to_asm+0x40/0x70
[ 1090.123716]  ? __switch_to_asm+0x34/0x70
[ 1090.127781]  bpf_clone_redirect+0xb9/0x490
[ 1090.132018]  ? __schedule+0x8d7/0x21d0
[ 1090.135911]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1090.140949]  ? __sched_text_start+0x8/0x8
[ 1090.145097]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1090.149868]  ? find_held_lock+0x36/0x1c0
[ 1090.153944]  ? lock_acquire+0x1ed/0x520
[ 1090.157921]  ? bpf_test_run+0x3cb/0x780
[ 1090.161905]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1090.167452]  ? check_preemption_disabled+0x48/0x280
[ 1090.172476]  ? kasan_check_read+0x11/0x20
[ 1090.176623]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1090.181909]  ? rcu_softirq_qs+0x20/0x20
[ 1090.185889]  ? preempt_schedule+0x4d/0x60
[ 1090.190038]  ? ___preempt_schedule+0x16/0x18
[ 1090.194459]  ? bpf_test_run+0x25d/0x780
[ 1090.198456]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1090.202872]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1090.208416]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1090.213239]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1090.218096]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1090.223635]  ? fput+0x130/0x1a0
[ 1090.226920]  ? __bpf_prog_get+0x9b/0x290
[ 1090.230991]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1090.235837]  ? bpf_prog_test_run+0x130/0x1a0
[ 1090.240253]  ? __x64_sys_bpf+0x3d8/0x520
[ 1090.244314]  ? bpf_prog_get+0x20/0x20
[ 1090.248139]  ? do_syscall_64+0x1b9/0x820
[ 1090.252228]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1090.257593]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1090.262521]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1090.267368]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1090.272389]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1090.277426]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1090.282459]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1090.287315]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1090.292700] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1090.292789] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1090.299715] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1090.299720] Call Trace:
[ 1090.299727]  <IRQ>
[ 1090.299747]  dump_stack+0x244/0x39d
[ 1090.299764]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1090.299790]  warn_alloc.cold.116+0xb7/0x1bd
[ 1090.306371] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1090.315623]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1090.318183] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1090.320334]  ? lock_downgrade+0x900/0x900
[ 1090.357980]  ? trace_hardirqs_off+0xb8/0x310
[ 1090.362395]  ? trace_hardirqs_off+0xb8/0x310
[ 1090.366822]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1090.371709]  ? warn_alloc+0x120/0x120
[ 1090.375541]  ? warn_alloc+0x120/0x120
[ 1090.379360]  ? warn_alloc+0x120/0x120
[ 1090.383178]  ? print_usage_bug+0xc0/0xc0
[ 1090.387248]  ? print_usage_bug+0xc0/0xc0
[ 1090.391313]  ? ktime_get+0x2c1/0x400
[ 1090.395033]  ? check_preemption_disabled+0x48/0x280
[ 1090.400047]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1090.404543]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1090.410082]  ? should_fail+0x22d/0xd01
[ 1090.413971]  ? kasan_check_read+0x11/0x20
[ 1090.418128]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1090.423234]  ? __lock_acquire+0x62f/0x4c20
[ 1090.427482]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1090.432585]  ? should_fail+0x22d/0xd01
[ 1090.436476]  ? print_usage_bug+0xc0/0xc0
[ 1090.440546]  ? mark_held_locks+0x130/0x130
[ 1090.444787]  ? mark_held_locks+0x130/0x130
[ 1090.449034]  ? check_preemption_disabled+0x48/0x280
[ 1090.454094]  ? zap_class+0x640/0x640
[ 1090.457835]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1090.462637]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1090.468188]  ? check_preemption_disabled+0x48/0x280
[ 1090.473212]  ? __lock_is_held+0xb5/0x140
[ 1090.477278]  __alloc_pages_nodemask+0xad8/0xea0
[ 1090.481978]  ? zap_class+0x640/0x640
[ 1090.485697]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1090.490723]  ? find_held_lock+0x36/0x1c0
[ 1090.494792]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1090.499499]  ? lock_downgrade+0x900/0x900
[ 1090.503655]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1090.509201]  cache_grow_begin+0xa5/0x8c0
[ 1090.513278]  ? do_raw_spin_unlock+0xa7/0x330
[ 1090.517694]  fallback_alloc+0x204/0x2e0
[ 1090.521674]  ____cache_alloc_node+0x1c7/0x1e0
[ 1090.526177]  kmem_cache_alloc_node+0xe3/0x730
[ 1090.530675]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1090.535266]  __alloc_skb+0x119/0x770
[ 1090.538981]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[ 1090.544347]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1090.548761]  ? vprintk_default+0x28/0x30
[ 1090.552839]  ? vprintk_func+0x85/0x181
[ 1090.556741]  ? printk+0xa7/0xcf
[ 1090.560039]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1090.564804]  ? do_raw_spin_trylock+0x270/0x270
[ 1090.569392]  new_skb+0x26/0x1c0
[ 1090.572683]  aoecmd_cfg+0x279/0x7f0
[ 1090.576311]  ? find_held_lock+0x36/0x1c0
[ 1090.580378]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[ 1090.584709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1090.590257]  ? __lock_is_held+0xb5/0x140
[ 1090.594331]  discover_timer+0x50/0x60
[ 1090.598133]  call_timer_fn+0x272/0x920
[ 1090.602019]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1090.606860]  ? process_timeout+0x40/0x40
[ 1090.610937]  ? mark_held_locks+0xc7/0x130
[ 1090.615101]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1090.619614]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1090.624106]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1090.628952]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1090.633539]  ? trace_hardirqs_on+0xbd/0x310
[ 1090.637861]  ? kasan_check_read+0x11/0x20
[ 1090.642008]  ? __run_timers+0x7da/0xc70
[ 1090.645983]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1090.651100]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1090.655946]  __run_timers+0x7e5/0xc70
[ 1090.659758]  ? timer_fixup_init+0x70/0x70
[ 1090.663910]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1090.668927]  ? zap_class+0x640/0x640
[ 1090.672650]  ? print_usage_bug+0xc0/0xc0
[ 1090.676717]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1090.681916]  ? find_held_lock+0x36/0x1c0
[ 1090.686013]  ? zap_class+0x640/0x640
[ 1090.689729]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1090.695266]  ? check_preemption_disabled+0x48/0x280
[ 1090.700306]  ? __lock_is_held+0xb5/0x140
[ 1090.704370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1090.709911]  ? check_preemption_disabled+0x48/0x280
[ 1090.714932]  run_timer_softirq+0x52/0xb0
[ 1090.718990]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1090.724008]  __do_softirq+0x308/0xb7e
[ 1090.728289]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1090.732784]  ? lock_downgrade+0x900/0x900
[ 1090.736955]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1090.742099]  ? pvclock_read_flags+0x160/0x160
[ 1090.746598]  ? lapic_next_event+0x5a/0x90
[ 1090.750749]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1090.756290]  ? kvm_clock_read+0x18/0x30
[ 1090.760278]  ? kvm_sched_clock_read+0x9/0x20
[ 1090.764686]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1090.770226]  ? check_preemption_disabled+0x48/0x280
[ 1090.775271]  irq_exit+0x17f/0x1c0
[ 1090.778740]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1090.783583]  ? smp_reschedule_interrupt+0x109/0x650
[ 1090.788600]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1090.794502]  ? interrupt_entry+0xb5/0xc0
[ 1090.798582]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1090.803597]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1090.808615]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1090.813463]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1090.818484]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1090.823499]  ? task_prio+0x50/0x50
[ 1090.827041]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1090.832604]  ? check_preemption_disabled+0x48/0x280
[ 1090.837663]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1090.842515]  apic_timer_interrupt+0xf/0x20
[ 1090.846742]  </IRQ>
[ 1090.848978] RIP: 0010:console_unlock+0x102f/0x1190
[ 1090.853906] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1090.872968] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1090.880676] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1090.887946] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1090.895216] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1090.902485] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1090.909750] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1090.917028]  ? netconsole_netdev_event+0x280/0x280
[ 1090.921964]  ? console_unlock+0x1026/0x1190
[ 1090.926302]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1090.930968]  ? vprintk_emit+0x846/0x990
[ 1090.934945]  ? lock_release+0xa00/0xa00
[ 1090.938922]  ? trace_hardirqs_on+0x30/0x310
[ 1090.943245]  ? vprintk_default+0x28/0x30
[ 1090.947308]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1090.952414]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1090.957988]  vprintk_emit+0x391/0x990
[ 1090.961792]  ? wake_up_klogd+0x180/0x180
[ 1090.965861]  ? find_held_lock+0x31/0x1c0
[ 1090.969930]  ? mark_held_locks+0xc7/0x130
[ 1090.974081]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1090.978577]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1090.983076]  vprintk_default+0x28/0x30
[ 1090.986967]  vprintk_func+0x7e/0x181
[ 1090.990686]  printk+0xa7/0xcf
[ 1090.993804]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1090.998562]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1091.003073]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1091.008362]  dump_header+0x7cc/0xf72
[ 1091.012092]  ? pagefault_out_of_memory+0x197/0x197
[ 1091.017032]  ? __lock_acquire+0x62f/0x4c20
[ 1091.021267]  ? percpu_ref_get_many+0x240/0x240
[ 1091.025879]  ? print_usage_bug+0xc0/0xc0
[ 1091.029962]  ? zap_class+0x640/0x640
[ 1091.033678]  ? print_usage_bug+0xc0/0xc0
[ 1091.037743]  ? zap_class+0x640/0x640
[ 1091.041491]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1091.047049]  ? find_held_lock+0x36/0x1c0
[ 1091.051144]  ? mark_held_locks+0xc7/0x130
[ 1091.055322]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1091.060449]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1091.065555]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1091.070153]  ? trace_hardirqs_on+0xbd/0x310
[ 1091.074511]  ? kasan_check_read+0x11/0x20
[ 1091.078669]  ? ___ratelimit+0x3b4/0x672
[ 1091.082645]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1091.087751]  ? trace_hardirqs_on+0x310/0x310
[ 1091.092163]  ? lock_downgrade+0x900/0x900
[ 1091.096317]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1091.101431]  ? ___ratelimit+0x3b9/0x672
[ 1091.105414]  ? idr_get_free+0xf70/0xf70
[ 1091.109404]  ? find_held_lock+0x36/0x1c0
[ 1091.113490]  oom_kill_process.cold.27+0x10/0x903
[ 1091.118248]  ? zap_class+0x640/0x640
[ 1091.121965]  ? check_preemption_disabled+0x48/0x280
[ 1091.126986]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1091.131916]  ? kasan_check_read+0x11/0x20
[ 1091.136064]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1091.141339]  ? oom_evaluate_task+0x540/0x540
[ 1091.145752]  ? find_held_lock+0x36/0x1c0
[ 1091.149818]  ? out_of_memory+0x974/0x1430
[ 1091.153964]  ? lock_downgrade+0x900/0x900
[ 1091.158115]  ? check_preemption_disabled+0x48/0x280
[ 1091.163136]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1091.168067]  ? kasan_check_read+0x11/0x20
[ 1091.172216]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1091.177491]  ? rcu_softirq_qs+0x20/0x20
[ 1091.181487]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1091.187024]  ? oom_evaluate_task+0x302/0x540
[ 1091.191464]  out_of_memory+0xa84/0x1430
[ 1091.195486]  ? oom_killer_disable+0x3a0/0x3a0
[ 1091.199980]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1091.204917]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1091.209947]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1091.214830]  ? warn_alloc+0x120/0x120
[ 1091.218630]  ? mark_held_locks+0x130/0x130
[ 1091.222874]  ? find_get_entry+0xaae/0x1120
[ 1091.227118]  ? filemap_map_pages+0x1a20/0x1a20
[ 1091.231709]  ? zap_class+0x640/0x640
[ 1091.235454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1091.240992]  ? check_preemption_disabled+0x48/0x280
[ 1091.246008]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1091.251557]  ? should_fail+0x22d/0xd01
[ 1091.255459]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1091.260565]  ? zap_class+0x640/0x640
[ 1091.264301]  ? __lock_is_held+0xb5/0x140
[ 1091.268387]  ? mark_held_locks+0x130/0x130
[ 1091.272632]  ? lock_release+0xa00/0xa00
[ 1091.276610]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1091.282063]  ? xa_load+0x2ba/0x460
[ 1091.285617]  ? lock_downgrade+0x900/0x900
[ 1091.289770]  ? __might_sleep+0x95/0x190
[ 1091.293749]  __alloc_pages_nodemask+0xad8/0xea0
[ 1091.298431]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1091.303478]  ? __page_cache_alloc+0x191/0x5c0
[ 1091.307969]  ? xa_load+0x2e1/0x460
[ 1091.311513]  ? xa_clear_mark+0x40/0x40
[ 1091.315415]  ? zap_class+0x640/0x640
[ 1091.319148]  ? zap_class+0x640/0x640
[ 1091.322863]  ? zap_class+0x640/0x640
[ 1091.326574]  ? __do_page_cache_readahead+0x663/0x810
[ 1091.331680]  ? find_held_lock+0x36/0x1c0
[ 1091.335747]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1091.341289]  alloc_pages_current+0x173/0x350
[ 1091.345708]  __page_cache_alloc+0x38c/0x5c0
[ 1091.350025]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1091.354965]  ? kasan_check_read+0x11/0x20
[ 1091.359113]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1091.364392]  ? generic_perform_write+0x6a0/0x6a0
[ 1091.369192]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1091.374734]  ? check_preemption_disabled+0x48/0x280
[ 1091.379760]  filemap_fault+0x1595/0x25f0
[ 1091.383834]  ? __lock_page_or_retry+0xa00/0xa00
[ 1091.388506]  ? mark_held_locks+0x130/0x130
[ 1091.392749]  ? filemap_map_pages+0xd6b/0x1a20
[ 1091.397245]  ? lock_downgrade+0x900/0x900
[ 1091.401391]  ? check_preemption_disabled+0x48/0x280
[ 1091.406445]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1091.411374]  ? kasan_check_read+0x11/0x20
[ 1091.415526]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1091.420829]  ? rcu_softirq_qs+0x20/0x20
[ 1091.424811]  ? filemap_map_pages+0xd92/0x1a20
[ 1091.429319]  ? find_get_entries_tag+0x1400/0x1400
[ 1091.434178]  ? debug_object_destroy+0x2b0/0x2b0
[ 1091.438855]  ? lock_pi_update_atomic+0x150/0x150
[ 1091.443612]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1091.449176]  ? lock_acquire+0x1ed/0x520
[ 1091.453153]  ? ext4_filemap_fault+0x7a/0xad
[ 1091.457484]  ? lock_release+0xa00/0xa00
[ 1091.461463]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1091.466916]  ? print_usage_bug+0xc0/0xc0
[ 1091.470983]  ? print_usage_bug+0xc0/0xc0
[ 1091.475058]  ? down_read+0x8d/0x120
[ 1091.478681]  ? ext4_filemap_fault+0x7a/0xad
[ 1091.483012]  ? __down_interruptible+0x700/0x700
[ 1091.487720]  ext4_filemap_fault+0x82/0xad
[ 1091.491914]  __do_fault+0x100/0x6b0
[ 1091.495543]  ? find_held_lock+0x36/0x1c0
[ 1091.499626]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1091.504732]  ? mark_held_locks+0x130/0x130
[ 1091.508972]  ? mark_held_locks+0x130/0x130
[ 1091.513205]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1091.517701]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1091.522200]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1091.526790]  ? kasan_check_read+0x11/0x20
[ 1091.530943]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1091.536488]  __handle_mm_fault+0x3ea0/0x5be0
[ 1091.540910]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1091.545752]  ? finish_task_switch+0x1f4/0x910
[ 1091.550246]  ? finish_task_switch+0x1b4/0x910
[ 1091.554739]  ? __switch_to_asm+0x34/0x70
[ 1091.558808]  ? preempt_notifier_register+0x200/0x200
[ 1091.563908]  ? __switch_to_asm+0x34/0x70
[ 1091.567986]  ? __switch_to_asm+0x34/0x70
[ 1091.572063]  ? zap_class+0x640/0x640
[ 1091.575778]  ? zap_class+0x640/0x640
[ 1091.579494]  ? __x64_sys_futex+0x53e/0x6a0
[ 1091.583735]  ? find_held_lock+0x36/0x1c0
[ 1091.587805]  ? handle_mm_fault+0x42a/0xc70
[ 1091.592042]  ? lock_downgrade+0x900/0x900
[ 1091.596190]  ? check_preemption_disabled+0x48/0x280
[ 1091.601208]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1091.606141]  ? kasan_check_read+0x11/0x20
[ 1091.610288]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1091.615566]  ? rcu_softirq_qs+0x20/0x20
[ 1091.619540]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1091.624646]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1091.630193]  ? check_preemption_disabled+0x48/0x280
[ 1091.635219]  handle_mm_fault+0x54f/0xc70
[ 1091.639292]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1091.643888]  ? find_vma+0x34/0x190
[ 1091.647450]  __do_page_fault+0x5e8/0xe60
[ 1091.651518]  ? trace_hardirqs_off+0xb8/0x310
[ 1091.655940]  do_page_fault+0xf2/0x7e0
[ 1091.659741]  ? vmalloc_sync_all+0x30/0x30
[ 1091.663891]  ? error_entry+0x70/0xd0
[ 1091.667608]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1091.672625]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1091.677561]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1091.682495]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1091.687340]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1091.692353]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1091.697814]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1091.702839]  ? page_fault+0x8/0x30
[ 1091.706381]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1091.711237]  ? page_fault+0x8/0x30
[ 1091.714778]  page_fault+0x1e/0x30
[ 1091.718231] RIP: 0033:0x40f9c0
[ 1091.721445] Code: Bad RIP value.
[ 1091.724810] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1091.730174] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1091.737462] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1091.744743] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1091.752009] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1091.759276] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1091.766566] warn_alloc_show_mem: 1 callbacks suppressed
[ 1091.766578] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1091.766580] Mem-Info:
[ 1091.766611] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1091.766611]  active_file:15 inactive_file:19 isolated_file:0
[ 1091.766611]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1091.766611]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1091.766611]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1091.766611]  free:13737 free_pcp:253 free_cma:0
[ 1091.771952] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1091.779142] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1091.781544] Call Trace:
[ 1091.814505] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1091.823851]  <IRQ>
[ 1091.851415] lowmem_reserve[]: 0 2818 6321 6321
[ 1091.854024]  dump_stack+0x244/0x39d
[ 1091.880109] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1091.882267]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1091.886811] lowmem_reserve[]: 0 0 3503 3503
[ 1091.890449]  warn_alloc.cold.116+0xb7/0x1bd
[ 1091.917951] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1091.923147]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1091.927447] lowmem_reserve[]: 0 0 0 0
[ 1091.931769]  ? lock_downgrade+0x900/0x900
[ 1091.960723] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1091.965575]  ? trace_hardirqs_off+0xb8/0x310
[ 1091.969343] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1091.973491]  ? trace_hardirqs_off+0xb8/0x310
[ 1091.986985] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1091.991395]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1092.006196] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1092.010621]  ? warn_alloc+0x120/0x120
[ 1092.026271] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1092.031099]  ? print_usage_bug+0xc0/0xc0
[ 1092.039905] 1801 total pagecache pages
[ 1092.043698]  ? warn_alloc+0x120/0x120
[ 1092.052258] 0 pages in swap cache
[ 1092.056303]  ? warn_alloc+0x120/0x120
[ 1092.060169] Swap cache stats: add 0, delete 0, find 0/0
[ 1092.063959]  ? print_usage_bug+0xc0/0xc0
[ 1092.067386] Free swap  = 0kB
[ 1092.071179]  ? kvm_clock_read+0x18/0x30
[ 1092.076514] Total swap = 0kB
[ 1092.080573]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1092.083563] 1965979 pages RAM
[ 1092.087530]  ? print_usage_bug+0xc0/0xc0
[ 1092.090527] 0 pages HighMem/MovableOnly
[ 1092.095534]  ? __lock_acquire+0x62f/0x4c20
[ 1092.098613] 342854 pages reserved
[ 1092.102670]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1092.106618] 0 pages cma reserved
[ 1092.110850]  ? should_fail+0x22d/0xd01
[ 1092.114336] aoe: skb alloc failure
[ 1092.119806]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1092.119824]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1092.123227] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1092.127071]  ? __lock_acquire+0x62f/0x4c20
[ 1092.130591] syz-fuzzer cpuset=/ mems_allowed=0
[ 1092.135905]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1092.165104]  ? __lock_acquire+0x62f/0x4c20
[ 1092.169339]  ? should_fail+0x22d/0xd01
[ 1092.173224]  ? rcu_irq_exit+0x1a2/0x390
[ 1092.177210]  ? mark_held_locks+0x130/0x130
[ 1092.181467]  ? mark_held_locks+0x130/0x130
[ 1092.185710]  ? mark_held_locks+0xc7/0x130
[ 1092.189858]  ? smp_apic_timer_interrupt+0x1cb/0x760
[ 1092.194890]  ? zap_class+0x640/0x640
[ 1092.198620]  ? print_usage_bug+0xc0/0xc0
[ 1092.202686]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1092.208224]  ? check_preemption_disabled+0x48/0x280
[ 1092.213254]  ? __lock_is_held+0xb5/0x140
[ 1092.217321]  __alloc_pages_nodemask+0xad8/0xea0
[ 1092.221994]  ? zap_class+0x640/0x640
[ 1092.225719]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1092.230747]  ? find_held_lock+0x36/0x1c0
[ 1092.234823]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1092.239494]  ? lock_downgrade+0x900/0x900
[ 1092.243650]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1092.249193]  cache_grow_begin+0xa5/0x8c0
[ 1092.253257]  ? do_raw_spin_unlock+0xa7/0x330
[ 1092.257674]  fallback_alloc+0x204/0x2e0
[ 1092.261657]  ____cache_alloc_node+0x1c7/0x1e0
[ 1092.266159]  kmem_cache_alloc_node+0xe3/0x730
[ 1092.270659]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1092.274905]  __alloc_skb+0x119/0x770
[ 1092.278618]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1092.283903]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1092.288314]  ? lock_downgrade+0x900/0x900
[ 1092.292471]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1092.298010]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1092.303462]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1092.308915]  ? addrconf_rs_timer+0x690/0x690
[ 1092.313339]  ndisc_alloc_skb+0x144/0x340
[ 1092.317404]  ndisc_send_rs+0x331/0x6e0
[ 1092.321307]  addrconf_rs_timer+0x314/0x690
[ 1092.325556]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1092.329804]  call_timer_fn+0x272/0x920
[ 1092.333695]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1092.337929]  ? process_timeout+0x40/0x40
[ 1092.342005]  ? __run_timers+0x7da/0xc70
[ 1092.345982]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1092.350476]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1092.354973]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1092.359209]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1092.363796]  ? trace_hardirqs_on+0xbd/0x310
[ 1092.368117]  ? kasan_check_read+0x11/0x20
[ 1092.372265]  ? __run_timers+0x7da/0xc70
[ 1092.376241]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1092.381355]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1092.385597]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1092.389829]  __run_timers+0x7e5/0xc70
[ 1092.393643]  ? timer_fixup_init+0x70/0x70
[ 1092.397792]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1092.402814]  ? zap_class+0x640/0x640
[ 1092.406537]  ? enqueue_hrtimer+0x1a5/0x560
[ 1092.410773]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1092.415974]  ? find_held_lock+0x36/0x1c0
[ 1092.420040]  ? zap_class+0x640/0x640
[ 1092.423759]  ? pvclock_read_flags+0x160/0x160
[ 1092.428261]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1092.433800]  ? check_preemption_disabled+0x48/0x280
[ 1092.438831]  ? __lock_is_held+0xb5/0x140
[ 1092.442899]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1092.448448]  ? check_preemption_disabled+0x48/0x280
[ 1092.453473]  run_timer_softirq+0x52/0xb0
[ 1092.457541]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1092.462565]  __do_softirq+0x308/0xb7e
[ 1092.466369]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1092.470867]  ? lock_downgrade+0x900/0x900
[ 1092.475022]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1092.480134]  ? pvclock_read_flags+0x160/0x160
[ 1092.484633]  ? lapic_next_event+0x5a/0x90
[ 1092.488789]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1092.494331]  ? kvm_clock_read+0x18/0x30
[ 1092.498306]  ? kvm_sched_clock_read+0x9/0x20
[ 1092.502721]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1092.508266]  ? check_preemption_disabled+0x48/0x280
[ 1092.513291]  irq_exit+0x17f/0x1c0
[ 1092.516748]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1092.521589]  ? smp_reschedule_interrupt+0x109/0x650
[ 1092.526608]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1092.532490]  ? interrupt_entry+0xb5/0xc0
[ 1092.536554]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1092.541569]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1092.546588]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1092.551440]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1092.556458]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1092.561475]  ? task_prio+0x50/0x50
[ 1092.565022]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1092.570563]  ? check_preemption_disabled+0x48/0x280
[ 1092.575593]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1092.580453]  apic_timer_interrupt+0xf/0x20
[ 1092.584682]  </IRQ>
[ 1092.586925] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1092.591863] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1092.610762] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1092.618480] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1092.625747] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1092.633019] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1092.640290] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1092.647561] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1092.654873]  skb_clone+0x1bb/0x500
[ 1092.658425]  ? finish_task_switch+0x2f4/0x910
[ 1092.662924]  ? skb_split+0x11e0/0x11e0
[ 1092.666816]  ? preempt_notifier_register+0x200/0x200
[ 1092.671918]  ? __switch_to_asm+0x34/0x70
[ 1092.675984]  ? __switch_to_asm+0x34/0x70
[ 1092.680046]  ? __switch_to_asm+0x40/0x70
[ 1092.684104]  ? __switch_to_asm+0x34/0x70
[ 1092.688164]  ? __switch_to_asm+0x40/0x70
[ 1092.692226]  ? __switch_to_asm+0x34/0x70
[ 1092.696287]  ? __switch_to_asm+0x40/0x70
[ 1092.700345]  ? __switch_to_asm+0x34/0x70
[ 1092.704403]  ? __switch_to_asm+0x34/0x70
[ 1092.708473]  ? __switch_to_asm+0x40/0x70
[ 1092.712529]  ? __switch_to_asm+0x34/0x70
[ 1092.716594]  bpf_clone_redirect+0xb9/0x490
[ 1092.720829]  ? __schedule+0x8d7/0x21d0
[ 1092.724722]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1092.729912]  ? __sched_text_start+0x8/0x8
[ 1092.734065]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1092.738836]  ? find_held_lock+0x36/0x1c0
[ 1092.742908]  ? lock_acquire+0x1ed/0x520
[ 1092.746888]  ? bpf_test_run+0x3cb/0x780
[ 1092.750872]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1092.756411]  ? check_preemption_disabled+0x48/0x280
[ 1092.761453]  ? kasan_check_read+0x11/0x20
[ 1092.765606]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1092.770882]  ? rcu_softirq_qs+0x20/0x20
[ 1092.774863]  ? preempt_schedule+0x4d/0x60
[ 1092.779013]  ? ___preempt_schedule+0x16/0x18
[ 1092.783440]  ? bpf_test_run+0x25d/0x780
[ 1092.787440]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1092.791854]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1092.797405]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1092.802182]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1092.807023]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1092.812561]  ? fput+0x130/0x1a0
[ 1092.815844]  ? __bpf_prog_get+0x9b/0x290
[ 1092.819914]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1092.824760]  ? bpf_prog_test_run+0x130/0x1a0
[ 1092.829177]  ? __x64_sys_bpf+0x3d8/0x520
[ 1092.833238]  ? bpf_prog_get+0x20/0x20
[ 1092.837062]  ? do_syscall_64+0x1b9/0x820
[ 1092.841123]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1092.846489]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1092.851416]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1092.856271]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1092.861789]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1092.866808]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1092.871833]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1092.876708]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1092.882097] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1092.882164] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1092.889117] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1092.889123] Call Trace:
[ 1092.889130]  <IRQ>
[ 1092.889151]  dump_stack+0x244/0x39d
[ 1092.889169]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1092.889194]  warn_alloc.cold.116+0xb7/0x1bd
[ 1092.895785] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1092.905031]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1092.907592] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1092.909738]  ? lock_downgrade+0x900/0x900
[ 1092.947388]  ? trace_hardirqs_off+0xb8/0x310
[ 1092.951813]  ? trace_hardirqs_off+0xb8/0x310
[ 1092.956236]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1092.961111]  ? warn_alloc+0x120/0x120
[ 1092.965091]  ? warn_alloc+0x120/0x120
[ 1092.968899]  ? warn_alloc+0x120/0x120
[ 1092.972703]  ? print_usage_bug+0xc0/0xc0
[ 1092.976766]  ? print_usage_bug+0xc0/0xc0
[ 1092.980827]  ? ktime_get+0x2c1/0x400
[ 1092.984549]  ? check_preemption_disabled+0x48/0x280
[ 1092.989568]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1092.994066]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1092.999604]  ? should_fail+0x22d/0xd01
[ 1093.003495]  ? kasan_check_read+0x11/0x20
[ 1093.007646]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1093.012751]  ? __lock_acquire+0x62f/0x4c20
[ 1093.016989]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1093.022106]  ? should_fail+0x22d/0xd01
[ 1093.025995]  ? print_usage_bug+0xc0/0xc0
[ 1093.030064]  ? mark_held_locks+0x130/0x130
[ 1093.034302]  ? mark_held_locks+0x130/0x130
[ 1093.038538]  ? check_preemption_disabled+0x48/0x280
[ 1093.043565]  ? zap_class+0x640/0x640
[ 1093.047281]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1093.052042]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1093.057578]  ? check_preemption_disabled+0x48/0x280
[ 1093.062606]  ? __lock_is_held+0xb5/0x140
[ 1093.066675]  __alloc_pages_nodemask+0xad8/0xea0
[ 1093.071348]  ? zap_class+0x640/0x640
[ 1093.075070]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1093.080103]  ? find_held_lock+0x36/0x1c0
[ 1093.084191]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1093.088864]  ? lock_downgrade+0x900/0x900
[ 1093.093020]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1093.098562]  cache_grow_begin+0xa5/0x8c0
[ 1093.102627]  ? do_raw_spin_unlock+0xa7/0x330
[ 1093.107061]  fallback_alloc+0x204/0x2e0
[ 1093.111041]  ____cache_alloc_node+0x1c7/0x1e0
[ 1093.115539]  kmem_cache_alloc_node+0xe3/0x730
[ 1093.120036]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1093.124631]  __alloc_skb+0x119/0x770
[ 1093.128348]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[ 1093.133716]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1093.138131]  ? vprintk_default+0x28/0x30
[ 1093.142194]  ? vprintk_func+0x85/0x181
[ 1093.146085]  ? printk+0xa7/0xcf
[ 1093.149368]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1093.154131]  ? do_raw_spin_trylock+0x270/0x270
[ 1093.158717]  new_skb+0x26/0x1c0
[ 1093.162002]  aoecmd_cfg+0x279/0x7f0
[ 1093.165633]  ? find_held_lock+0x36/0x1c0
[ 1093.169699]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[ 1093.174027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1093.179575]  ? __lock_is_held+0xb5/0x140
[ 1093.183650]  discover_timer+0x50/0x60
[ 1093.187459]  call_timer_fn+0x272/0x920
[ 1093.191351]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1093.196194]  ? process_timeout+0x40/0x40
[ 1093.200263]  ? mark_held_locks+0xc7/0x130
[ 1093.204413]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1093.208921]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1093.213427]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1093.218278]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1093.222866]  ? trace_hardirqs_on+0xbd/0x310
[ 1093.227187]  ? kasan_check_read+0x11/0x20
[ 1093.231337]  ? __run_timers+0x7da/0xc70
[ 1093.235317]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1093.240453]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1093.245295]  __run_timers+0x7e5/0xc70
[ 1093.249109]  ? timer_fixup_init+0x70/0x70
[ 1093.253264]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1093.258280]  ? zap_class+0x640/0x640
[ 1093.261998]  ? print_usage_bug+0xc0/0xc0
[ 1093.266061]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1093.271272]  ? find_held_lock+0x36/0x1c0
[ 1093.275337]  ? zap_class+0x640/0x640
[ 1093.279061]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1093.284599]  ? check_preemption_disabled+0x48/0x280
[ 1093.289623]  ? __lock_is_held+0xb5/0x140
[ 1093.293690]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1093.299228]  ? check_preemption_disabled+0x48/0x280
[ 1093.304253]  run_timer_softirq+0x52/0xb0
[ 1093.308316]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1093.313334]  __do_softirq+0x308/0xb7e
[ 1093.317138]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1093.321632]  ? lock_downgrade+0x900/0x900
[ 1093.325787]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1093.330902]  ? pvclock_read_flags+0x160/0x160
[ 1093.335401]  ? lapic_next_event+0x5a/0x90
[ 1093.339583]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1093.345127]  ? kvm_clock_read+0x18/0x30
[ 1093.349106]  ? kvm_sched_clock_read+0x9/0x20
[ 1093.353521]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1093.359064]  ? check_preemption_disabled+0x48/0x280
[ 1093.364091]  irq_exit+0x17f/0x1c0
[ 1093.367548]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1093.372388]  ? smp_reschedule_interrupt+0x109/0x650
[ 1093.377412]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1093.383308]  ? interrupt_entry+0xb5/0xc0
[ 1093.387372]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1093.392387]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1093.397410]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1093.402265]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1093.407282]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1093.412298]  ? task_prio+0x50/0x50
[ 1093.415842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1093.421381]  ? check_preemption_disabled+0x48/0x280
[ 1093.426406]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1093.431267]  apic_timer_interrupt+0xf/0x20
[ 1093.435494]  </IRQ>
[ 1093.437732] RIP: 0010:console_unlock+0x102f/0x1190
[ 1093.442664] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1093.461565] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1093.469283] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1093.476550] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1093.483816] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1093.491115] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1093.498407] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1093.505698]  ? netconsole_netdev_event+0x280/0x280
[ 1093.510633]  ? console_unlock+0x1026/0x1190
[ 1093.514972]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1093.519638]  ? vprintk_emit+0x846/0x990
[ 1093.523616]  ? lock_release+0xa00/0xa00
[ 1093.527591]  ? trace_hardirqs_on+0x30/0x310
[ 1093.531910]  ? vprintk_default+0x28/0x30
[ 1093.535976]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1093.541109]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1093.546651]  vprintk_emit+0x391/0x990
[ 1093.550468]  ? wake_up_klogd+0x180/0x180
[ 1093.554538]  ? find_held_lock+0x31/0x1c0
[ 1093.558613]  ? mark_held_locks+0xc7/0x130
[ 1093.562762]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1093.567272]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1093.571771]  vprintk_default+0x28/0x30
[ 1093.575659]  vprintk_func+0x7e/0x181
[ 1093.579374]  printk+0xa7/0xcf
[ 1093.582482]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1093.587240]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1093.591746]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1093.597030]  dump_header+0x7cc/0xf72
[ 1093.600758]  ? pagefault_out_of_memory+0x197/0x197
[ 1093.605698]  ? __lock_acquire+0x62f/0x4c20
[ 1093.609938]  ? percpu_ref_get_many+0x240/0x240
[ 1093.614524]  ? print_usage_bug+0xc0/0xc0
[ 1093.618591]  ? zap_class+0x640/0x640
[ 1093.622312]  ? print_usage_bug+0xc0/0xc0
[ 1093.626376]  ? zap_class+0x640/0x640
[ 1093.630096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1093.635644]  ? find_held_lock+0x36/0x1c0
[ 1093.639720]  ? mark_held_locks+0xc7/0x130
[ 1093.643871]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1093.648976]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1093.654090]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1093.658678]  ? trace_hardirqs_on+0xbd/0x310
[ 1093.663001]  ? kasan_check_read+0x11/0x20
[ 1093.667151]  ? ___ratelimit+0x3b4/0x672
[ 1093.671131]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1093.676238]  ? trace_hardirqs_on+0x310/0x310
[ 1093.680649]  ? lock_downgrade+0x900/0x900
[ 1093.684803]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1093.689909]  ? ___ratelimit+0x3b9/0x672
[ 1093.693890]  ? idr_get_free+0xf70/0xf70
[ 1093.697863]  ? find_held_lock+0x36/0x1c0
[ 1093.701934]  oom_kill_process.cold.27+0x10/0x903
[ 1093.706696]  ? zap_class+0x640/0x640
[ 1093.710412]  ? check_preemption_disabled+0x48/0x280
[ 1093.715458]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1093.720389]  ? kasan_check_read+0x11/0x20
[ 1093.724546]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1093.729830]  ? oom_evaluate_task+0x540/0x540
[ 1093.734242]  ? find_held_lock+0x36/0x1c0
[ 1093.738315]  ? out_of_memory+0x974/0x1430
[ 1093.742470]  ? lock_downgrade+0x900/0x900
[ 1093.746622]  ? check_preemption_disabled+0x48/0x280
[ 1093.751648]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1093.756581]  ? kasan_check_read+0x11/0x20
[ 1093.760734]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1093.766011]  ? rcu_softirq_qs+0x20/0x20
[ 1093.769992]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1093.775531]  ? oom_evaluate_task+0x302/0x540
[ 1093.779946]  out_of_memory+0xa84/0x1430
[ 1093.783937]  ? oom_killer_disable+0x3a0/0x3a0
[ 1093.788455]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1093.793392]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1093.798435]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1093.803316]  ? warn_alloc+0x120/0x120
[ 1093.807121]  ? mark_held_locks+0x130/0x130
[ 1093.811362]  ? find_get_entry+0xaae/0x1120
[ 1093.815606]  ? filemap_map_pages+0x1a20/0x1a20
[ 1093.820195]  ? zap_class+0x640/0x640
[ 1093.823915]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1093.829465]  ? check_preemption_disabled+0x48/0x280
[ 1093.834484]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1093.840027]  ? should_fail+0x22d/0xd01
[ 1093.843924]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1093.849034]  ? zap_class+0x640/0x640
[ 1093.852776]  ? __lock_is_held+0xb5/0x140
[ 1093.856846]  ? mark_held_locks+0x130/0x130
[ 1093.861088]  ? lock_release+0xa00/0xa00
[ 1093.865064]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1093.870530]  ? xa_load+0x2ba/0x460
[ 1093.874075]  ? lock_downgrade+0x900/0x900
[ 1093.878246]  ? __might_sleep+0x95/0x190
[ 1093.882225]  __alloc_pages_nodemask+0xad8/0xea0
[ 1093.886900]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1093.891925]  ? __page_cache_alloc+0x191/0x5c0
[ 1093.896430]  ? xa_load+0x2e1/0x460
[ 1093.899980]  ? xa_clear_mark+0x40/0x40
[ 1093.903870]  ? zap_class+0x640/0x640
[ 1093.907589]  ? zap_class+0x640/0x640
[ 1093.911301]  ? zap_class+0x640/0x640
[ 1093.915014]  ? __do_page_cache_readahead+0x663/0x810
[ 1093.920125]  ? find_held_lock+0x36/0x1c0
[ 1093.924193]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1093.929739]  alloc_pages_current+0x173/0x350
[ 1093.934161]  __page_cache_alloc+0x38c/0x5c0
[ 1093.938480]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1093.943414]  ? kasan_check_read+0x11/0x20
[ 1093.947577]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1093.952857]  ? generic_perform_write+0x6a0/0x6a0
[ 1093.957619]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1093.963162]  ? check_preemption_disabled+0x48/0x280
[ 1093.968194]  filemap_fault+0x1595/0x25f0
[ 1093.972314]  ? __lock_page_or_retry+0xa00/0xa00
[ 1093.977003]  ? mark_held_locks+0x130/0x130
[ 1093.981247]  ? filemap_map_pages+0xd6b/0x1a20
[ 1093.985747]  ? lock_downgrade+0x900/0x900
[ 1093.989897]  ? check_preemption_disabled+0x48/0x280
[ 1093.994921]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1093.999851]  ? kasan_check_read+0x11/0x20
[ 1094.004011]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1094.009287]  ? rcu_softirq_qs+0x20/0x20
[ 1094.013275]  ? filemap_map_pages+0xd92/0x1a20
[ 1094.017783]  ? find_get_entries_tag+0x1400/0x1400
[ 1094.022630]  ? debug_object_destroy+0x2b0/0x2b0
[ 1094.027301]  ? lock_pi_update_atomic+0x150/0x150
[ 1094.032061]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1094.037611]  ? lock_acquire+0x1ed/0x520
[ 1094.041589]  ? ext4_filemap_fault+0x7a/0xad
[ 1094.045918]  ? lock_release+0xa00/0xa00
[ 1094.049891]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1094.055341]  ? print_usage_bug+0xc0/0xc0
[ 1094.059402]  ? print_usage_bug+0xc0/0xc0
[ 1094.063504]  ? down_read+0x8d/0x120
[ 1094.067128]  ? ext4_filemap_fault+0x7a/0xad
[ 1094.071464]  ? __down_interruptible+0x700/0x700
[ 1094.076146]  ext4_filemap_fault+0x82/0xad
[ 1094.080301]  __do_fault+0x100/0x6b0
[ 1094.083932]  ? find_held_lock+0x36/0x1c0
[ 1094.088002]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1094.093108]  ? mark_held_locks+0x130/0x130
[ 1094.097345]  ? mark_held_locks+0x130/0x130
[ 1094.101579]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1094.106071]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1094.110569]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1094.115155]  ? kasan_check_read+0x11/0x20
[ 1094.119323]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1094.124865]  __handle_mm_fault+0x3ea0/0x5be0
[ 1094.129286]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1094.134128]  ? finish_task_switch+0x1f4/0x910
[ 1094.138624]  ? finish_task_switch+0x1b4/0x910
[ 1094.143117]  ? __switch_to_asm+0x34/0x70
[ 1094.147181]  ? preempt_notifier_register+0x200/0x200
[ 1094.152278]  ? __switch_to_asm+0x34/0x70
[ 1094.156340]  ? __switch_to_asm+0x34/0x70
[ 1094.160446]  ? zap_class+0x640/0x640
[ 1094.164163]  ? zap_class+0x640/0x640
[ 1094.167873]  ? __x64_sys_futex+0x53e/0x6a0
[ 1094.172112]  ? find_held_lock+0x36/0x1c0
[ 1094.176180]  ? handle_mm_fault+0x42a/0xc70
[ 1094.180457]  ? lock_downgrade+0x900/0x900
[ 1094.184609]  ? check_preemption_disabled+0x48/0x280
[ 1094.189670]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1094.194599]  ? kasan_check_read+0x11/0x20
[ 1094.198747]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1094.204022]  ? rcu_softirq_qs+0x20/0x20
[ 1094.207995]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1094.213104]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1094.218641]  ? check_preemption_disabled+0x48/0x280
[ 1094.223668]  handle_mm_fault+0x54f/0xc70
[ 1094.227734]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1094.232323]  ? find_vma+0x34/0x190
[ 1094.235875]  __do_page_fault+0x5e8/0xe60
[ 1094.239962]  ? trace_hardirqs_off+0xb8/0x310
[ 1094.244393]  do_page_fault+0xf2/0x7e0
[ 1094.248201]  ? vmalloc_sync_all+0x30/0x30
[ 1094.252352]  ? error_entry+0x70/0xd0
[ 1094.256067]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1094.261080]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1094.266009]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1094.270935]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1094.275781]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1094.280798]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1094.286271]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1094.291288]  ? page_fault+0x8/0x30
[ 1094.294833]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1094.299677]  ? page_fault+0x8/0x30
[ 1094.303219]  page_fault+0x1e/0x30
[ 1094.306674] RIP: 0033:0x40f9c0
[ 1094.309877] Code: Bad RIP value.
[ 1094.313237] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1094.318596] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1094.325865] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1094.333132] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1094.340400] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1094.347709] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1094.355004] warn_alloc_show_mem: 1 callbacks suppressed
[ 1094.355016] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1094.355018] Mem-Info:
[ 1094.355046] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1094.355046]  active_file:15 inactive_file:19 isolated_file:0
[ 1094.355046]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1094.355046]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1094.355046]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1094.355046]  free:13737 free_pcp:253 free_cma:0
[ 1094.360397] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1094.367648] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1094.370045] Call Trace:
[ 1094.402996] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1094.412350]  <IRQ>
[ 1094.439937] lowmem_reserve[]: 0 2818 6321 6321
[ 1094.442549]  dump_stack+0x244/0x39d
[ 1094.468632] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1094.470785]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1094.475337] lowmem_reserve[]: 0 0 3503 3503
[ 1094.478985]  warn_alloc.cold.116+0xb7/0x1bd
[ 1094.506460] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1094.511649]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1094.515956] lowmem_reserve[]: 0 0 0 0
[ 1094.520273]  ? lock_downgrade+0x900/0x900
[ 1094.549224] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1094.554067]  ? trace_hardirqs_off+0xb8/0x310
[ 1094.557836] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1094.561979]  ? trace_hardirqs_off+0xb8/0x310
[ 1094.575471] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1094.579878]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1094.594681] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1094.599097]  ? warn_alloc+0x120/0x120
[ 1094.614746] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1094.619580]  ? print_usage_bug+0xc0/0xc0
[ 1094.628387] 1801 total pagecache pages
[ 1094.632184]  ? warn_alloc+0x120/0x120
[ 1094.640742] 0 pages in swap cache
[ 1094.644794]  ? warn_alloc+0x120/0x120
[ 1094.648661] Swap cache stats: add 0, delete 0, find 0/0
[ 1094.652466]  ? print_usage_bug+0xc0/0xc0
[ 1094.655891] Free swap  = 0kB
[ 1094.659688]  ? kvm_clock_read+0x18/0x30
[ 1094.665022] Total swap = 0kB
[ 1094.669076]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1094.672072] 1965979 pages RAM
[ 1094.676037]  ? print_usage_bug+0xc0/0xc0
[ 1094.679023] 0 pages HighMem/MovableOnly
[ 1094.679032] 342854 pages reserved
[ 1094.684041]  ? __lock_acquire+0x62f/0x4c20
[ 1094.687121] 0 pages cma reserved
[ 1094.691179]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1094.695197] aoe: skb alloc failure
[ 1094.698591]  ? should_fail+0x22d/0xd01
[ 1094.702832] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1094.706161]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1094.711676] syz-fuzzer cpuset=/ mems_allowed=0
[ 1094.715213]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1094.744345]  ? __lock_acquire+0x62f/0x4c20
[ 1094.748589]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1094.753696]  ? __lock_acquire+0x62f/0x4c20
[ 1094.757947]  ? should_fail+0x22d/0xd01
[ 1094.761831]  ? rcu_irq_exit+0x1a2/0x390
[ 1094.765817]  ? mark_held_locks+0x130/0x130
[ 1094.770056]  ? mark_held_locks+0x130/0x130
[ 1094.774300]  ? mark_held_locks+0xc7/0x130
[ 1094.778458]  ? smp_apic_timer_interrupt+0x1cb/0x760
[ 1094.783475]  ? zap_class+0x640/0x640
[ 1094.787190]  ? print_usage_bug+0xc0/0xc0
[ 1094.791256]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1094.796797]  ? check_preemption_disabled+0x48/0x280
[ 1094.801827]  ? __lock_is_held+0xb5/0x140
[ 1094.805900]  __alloc_pages_nodemask+0xad8/0xea0
[ 1094.810569]  ? zap_class+0x640/0x640
[ 1094.814297]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1094.819325]  ? find_held_lock+0x36/0x1c0
[ 1094.823397]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1094.828077]  ? lock_downgrade+0x900/0x900
[ 1094.832233]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1094.837777]  cache_grow_begin+0xa5/0x8c0
[ 1094.841842]  ? do_raw_spin_unlock+0xa7/0x330
[ 1094.846255]  fallback_alloc+0x204/0x2e0
[ 1094.850233]  ____cache_alloc_node+0x1c7/0x1e0
[ 1094.854735]  kmem_cache_alloc_node+0xe3/0x730
[ 1094.859710]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1094.863961]  __alloc_skb+0x119/0x770
[ 1094.867692]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1094.872999]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1094.877407]  ? lock_downgrade+0x900/0x900
[ 1094.881571]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1094.887108]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1094.892564]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1094.898018]  ? addrconf_rs_timer+0x690/0x690
[ 1094.902458]  ndisc_alloc_skb+0x144/0x340
[ 1094.906559]  ndisc_send_rs+0x331/0x6e0
[ 1094.910460]  addrconf_rs_timer+0x314/0x690
[ 1094.914702]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1094.918975]  call_timer_fn+0x272/0x920
[ 1094.922864]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1094.927102]  ? process_timeout+0x40/0x40
[ 1094.931172]  ? __run_timers+0x7da/0xc70
[ 1094.935151]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1094.939644]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1094.944169]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1094.948405]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1094.953004]  ? trace_hardirqs_on+0xbd/0x310
[ 1094.957329]  ? kasan_check_read+0x11/0x20
[ 1094.961477]  ? __run_timers+0x7da/0xc70
[ 1094.965470]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1094.970581]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1094.974819]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1094.979050]  __run_timers+0x7e5/0xc70
[ 1094.982879]  ? timer_fixup_init+0x70/0x70
[ 1094.987043]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1094.992093]  ? zap_class+0x640/0x640
[ 1094.995811]  ? enqueue_hrtimer+0x1a5/0x560
[ 1095.000045]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1095.005252]  ? find_held_lock+0x36/0x1c0
[ 1095.009349]  ? zap_class+0x640/0x640
[ 1095.013072]  ? pvclock_read_flags+0x160/0x160
[ 1095.017572]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1095.023111]  ? check_preemption_disabled+0x48/0x280
[ 1095.028151]  ? __lock_is_held+0xb5/0x140
[ 1095.032212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1095.037749]  ? check_preemption_disabled+0x48/0x280
[ 1095.042769]  run_timer_softirq+0x52/0xb0
[ 1095.046831]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1095.051873]  __do_softirq+0x308/0xb7e
[ 1095.055685]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1095.060176]  ? lock_downgrade+0x900/0x900
[ 1095.064328]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1095.069446]  ? pvclock_read_flags+0x160/0x160
[ 1095.073959]  ? lapic_next_event+0x5a/0x90
[ 1095.078111]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1095.083671]  ? kvm_clock_read+0x18/0x30
[ 1095.087644]  ? kvm_sched_clock_read+0x9/0x20
[ 1095.092058]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1095.097602]  ? check_preemption_disabled+0x48/0x280
[ 1095.102626]  irq_exit+0x17f/0x1c0
[ 1095.106086]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1095.110926]  ? smp_reschedule_interrupt+0x109/0x650
[ 1095.115965]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1095.121848]  ? interrupt_entry+0xb5/0xc0
[ 1095.125915]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1095.130938]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1095.135966]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1095.140809]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1095.145823]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1095.150839]  ? task_prio+0x50/0x50
[ 1095.154379]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1095.159922]  ? check_preemption_disabled+0x48/0x280
[ 1095.164971]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1095.169824]  apic_timer_interrupt+0xf/0x20
[ 1095.174050]  </IRQ>
[ 1095.176293] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1095.181221] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1095.200123] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1095.207832] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1095.215099] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1095.222364] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1095.229627] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1095.236898] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1095.244258]  skb_clone+0x1bb/0x500
[ 1095.247802]  ? finish_task_switch+0x2f4/0x910
[ 1095.252299]  ? skb_split+0x11e0/0x11e0
[ 1095.256193]  ? preempt_notifier_register+0x200/0x200
[ 1095.261296]  ? __switch_to_asm+0x34/0x70
[ 1095.265353]  ? __switch_to_asm+0x34/0x70
[ 1095.269411]  ? __switch_to_asm+0x40/0x70
[ 1095.273478]  ? __switch_to_asm+0x34/0x70
[ 1095.277537]  ? __switch_to_asm+0x40/0x70
[ 1095.281603]  ? __switch_to_asm+0x34/0x70
[ 1095.285665]  ? __switch_to_asm+0x40/0x70
[ 1095.289724]  ? __switch_to_asm+0x34/0x70
[ 1095.293786]  ? __switch_to_asm+0x34/0x70
[ 1095.297846]  ? __switch_to_asm+0x40/0x70
[ 1095.301903]  ? __switch_to_asm+0x34/0x70
[ 1095.306025]  bpf_clone_redirect+0xb9/0x490
[ 1095.310284]  ? __schedule+0x8d7/0x21d0
[ 1095.314176]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1095.319193]  ? __sched_text_start+0x8/0x8
[ 1095.323357]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1095.328139]  ? find_held_lock+0x36/0x1c0
[ 1095.332230]  ? lock_acquire+0x1ed/0x520
[ 1095.336222]  ? bpf_test_run+0x3cb/0x780
[ 1095.340207]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1095.345755]  ? check_preemption_disabled+0x48/0x280
[ 1095.350780]  ? kasan_check_read+0x11/0x20
[ 1095.354930]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1095.360214]  ? rcu_softirq_qs+0x20/0x20
[ 1095.364191]  ? preempt_schedule+0x4d/0x60
[ 1095.368344]  ? ___preempt_schedule+0x16/0x18
[ 1095.372757]  ? bpf_test_run+0x25d/0x780
[ 1095.376747]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1095.381177]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1095.386726]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1095.391494]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1095.396336]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1095.401887]  ? fput+0x130/0x1a0
[ 1095.405214]  ? __bpf_prog_get+0x9b/0x290
[ 1095.409281]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1095.414129]  ? bpf_prog_test_run+0x130/0x1a0
[ 1095.418543]  ? __x64_sys_bpf+0x3d8/0x520
[ 1095.422603]  ? bpf_prog_get+0x20/0x20
[ 1095.426436]  ? do_syscall_64+0x1b9/0x820
[ 1095.430498]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1095.435867]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1095.440795]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1095.445666]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1095.450686]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1095.455709]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1095.460733]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1095.465583]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1095.471004] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1095.471072] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1095.478020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1095.478026] Call Trace:
[ 1095.478032]  <IRQ>
[ 1095.478049]  dump_stack+0x244/0x39d
[ 1095.478071]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1095.484658] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1095.493907]  warn_alloc.cold.116+0xb7/0x1bd
[ 1095.496636] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1095.498790]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1095.498809]  ? lock_downgrade+0x900/0x900
[ 1095.536505]  ? trace_hardirqs_off+0xb8/0x310
[ 1095.540923]  ? trace_hardirqs_off+0xb8/0x310
[ 1095.545340]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1095.550211]  ? warn_alloc+0x120/0x120
[ 1095.554021]  ? warn_alloc+0x120/0x120
[ 1095.557823]  ? __lock_acquire+0x62f/0x4c20
[ 1095.562061]  ? warn_alloc+0x120/0x120
[ 1095.565864]  ? print_usage_bug+0xc0/0xc0
[ 1095.569931]  ? print_usage_bug+0xc0/0xc0
[ 1095.573998]  ? mark_held_locks+0x130/0x130
[ 1095.578238]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1095.583779]  ? should_fail+0x22d/0xd01
[ 1095.587662]  ? zap_class+0x640/0x640
[ 1095.591383]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1095.596489]  ? __lock_acquire+0x62f/0x4c20
[ 1095.600728]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1095.605831]  ? should_fail+0x22d/0xd01
[ 1095.609733]  ? mark_held_locks+0x130/0x130
[ 1095.613971]  ? mark_held_locks+0x130/0x130
[ 1095.618205]  ? lock_downgrade+0x900/0x900
[ 1095.622353]  ? zap_class+0x640/0x640
[ 1095.626064]  ? zap_class+0x640/0x640
[ 1095.629783]  ? zap_class+0x640/0x640
[ 1095.633494]  ? do_raw_spin_unlock+0xa7/0x330
[ 1095.637905]  ? trace_hardirqs_on+0x310/0x310
[ 1095.642312]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1095.647855]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1095.653412]  ? check_preemption_disabled+0x48/0x280
[ 1095.658474]  ? __lock_is_held+0xb5/0x140
[ 1095.662546]  __alloc_pages_nodemask+0xad8/0xea0
[ 1095.667219]  ? zap_class+0x640/0x640
[ 1095.670938]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1095.675966]  ? find_held_lock+0x36/0x1c0
[ 1095.680037]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1095.684708]  ? lock_downgrade+0x900/0x900
[ 1095.688868]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1095.694409]  cache_grow_begin+0xa5/0x8c0
[ 1095.698483]  ? do_raw_spin_unlock+0xa7/0x330
[ 1095.702902]  fallback_alloc+0x204/0x2e0
[ 1095.706895]  ____cache_alloc_node+0x1c7/0x1e0
[ 1095.711394]  kmem_cache_alloc_node+0xe3/0x730
[ 1095.715897]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1095.720488]  __alloc_skb+0x119/0x770
[ 1095.724228]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[ 1095.729595]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1095.734007]  ? vprintk_default+0x28/0x30
[ 1095.738065]  ? vprintk_func+0x85/0x181
[ 1095.741956]  ? printk+0xa7/0xcf
[ 1095.745236]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1095.750000]  ? do_raw_spin_trylock+0x270/0x270
[ 1095.754588]  new_skb+0x26/0x1c0
[ 1095.757870]  aoecmd_cfg+0x279/0x7f0
[ 1095.761497]  ? find_held_lock+0x36/0x1c0
[ 1095.765559]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[ 1095.769888]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1095.775449]  ? __lock_is_held+0xb5/0x140
[ 1095.779528]  discover_timer+0x50/0x60
[ 1095.783326]  call_timer_fn+0x272/0x920
[ 1095.787212]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1095.792055]  ? process_timeout+0x40/0x40
[ 1095.796130]  ? mark_held_locks+0xc7/0x130
[ 1095.800283]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1095.804795]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1095.809289]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1095.814130]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1095.818720]  ? trace_hardirqs_on+0xbd/0x310
[ 1095.823047]  ? kasan_check_read+0x11/0x20
[ 1095.827208]  ? __run_timers+0x7da/0xc70
[ 1095.831189]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1095.836308]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1095.841149]  __run_timers+0x7e5/0xc70
[ 1095.844972]  ? timer_fixup_init+0x70/0x70
[ 1095.849122]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1095.854140]  ? zap_class+0x640/0x640
[ 1095.857895]  ? print_usage_bug+0xc0/0xc0
[ 1095.861952]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1095.867164]  ? find_held_lock+0x36/0x1c0
[ 1095.871233]  ? zap_class+0x640/0x640
[ 1095.874953]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1095.880540]  ? check_preemption_disabled+0x48/0x280
[ 1095.885570]  ? __lock_is_held+0xb5/0x140
[ 1095.889634]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1095.895172]  ? check_preemption_disabled+0x48/0x280
[ 1095.900192]  run_timer_softirq+0x52/0xb0
[ 1095.904269]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1095.909299]  __do_softirq+0x308/0xb7e
[ 1095.913101]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1095.917593]  ? lock_downgrade+0x900/0x900
[ 1095.921749]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1095.926862]  ? pvclock_read_flags+0x160/0x160
[ 1095.931358]  ? lapic_next_event+0x5a/0x90
[ 1095.935511]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1095.941051]  ? kvm_clock_read+0x18/0x30
[ 1095.945025]  ? kvm_sched_clock_read+0x9/0x20
[ 1095.949448]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1095.954986]  ? check_preemption_disabled+0x48/0x280
[ 1095.960011]  irq_exit+0x17f/0x1c0
[ 1095.963467]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1095.968307]  ? smp_reschedule_interrupt+0x109/0x650
[ 1095.973336]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1095.979274]  ? interrupt_entry+0xb5/0xc0
[ 1095.983356]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1095.988387]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1095.993409]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1095.998270]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1096.003285]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1096.008299]  ? task_prio+0x50/0x50
[ 1096.011842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1096.017381]  ? check_preemption_disabled+0x48/0x280
[ 1096.022407]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1096.027290]  apic_timer_interrupt+0xf/0x20
[ 1096.031519]  </IRQ>
[ 1096.033755] RIP: 0010:console_unlock+0x102f/0x1190
[ 1096.038686] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1096.057588] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1096.065296] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1096.072566] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1096.079833] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1096.087100] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1096.094365] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1096.101643]  ? netconsole_netdev_event+0x280/0x280
[ 1096.106584]  ? console_unlock+0x1026/0x1190
[ 1096.110927]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1096.115635]  ? vprintk_emit+0x846/0x990
[ 1096.119615]  ? lock_release+0xa00/0xa00
[ 1096.123591]  ? trace_hardirqs_on+0x30/0x310
[ 1096.127910]  ? vprintk_default+0x28/0x30
[ 1096.131991]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1096.137126]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1096.142668]  vprintk_emit+0x391/0x990
[ 1096.146519]  ? wake_up_klogd+0x180/0x180
[ 1096.150586]  ? find_held_lock+0x31/0x1c0
[ 1096.154658]  ? mark_held_locks+0xc7/0x130
[ 1096.158809]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1096.163303]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1096.167805]  vprintk_default+0x28/0x30
[ 1096.171707]  vprintk_func+0x7e/0x181
[ 1096.175432]  printk+0xa7/0xcf
[ 1096.178546]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1096.183300]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1096.187847]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1096.193159]  dump_header+0x7cc/0xf72
[ 1096.196881]  ? pagefault_out_of_memory+0x197/0x197
[ 1096.201813]  ? __lock_acquire+0x62f/0x4c20
[ 1096.206047]  ? percpu_ref_get_many+0x240/0x240
[ 1096.210648]  ? print_usage_bug+0xc0/0xc0
[ 1096.214713]  ? zap_class+0x640/0x640
[ 1096.218436]  ? print_usage_bug+0xc0/0xc0
[ 1096.222507]  ? zap_class+0x640/0x640
[ 1096.226222]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1096.231762]  ? find_held_lock+0x36/0x1c0
[ 1096.235830]  ? mark_held_locks+0xc7/0x130
[ 1096.239980]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1096.245084]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1096.250185]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1096.254771]  ? trace_hardirqs_on+0xbd/0x310
[ 1096.259106]  ? kasan_check_read+0x11/0x20
[ 1096.263297]  ? ___ratelimit+0x3b4/0x672
[ 1096.267271]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1096.272373]  ? trace_hardirqs_on+0x310/0x310
[ 1096.276781]  ? lock_downgrade+0x900/0x900
[ 1096.280932]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1096.286038]  ? ___ratelimit+0x3b9/0x672
[ 1096.290015]  ? idr_get_free+0xf70/0xf70
[ 1096.293986]  ? find_held_lock+0x36/0x1c0
[ 1096.298055]  oom_kill_process.cold.27+0x10/0x903
[ 1096.302814]  ? zap_class+0x640/0x640
[ 1096.306528]  ? check_preemption_disabled+0x48/0x280
[ 1096.311559]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1096.316488]  ? kasan_check_read+0x11/0x20
[ 1096.320633]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1096.325915]  ? oom_evaluate_task+0x540/0x540
[ 1096.330354]  ? find_held_lock+0x36/0x1c0
[ 1096.334429]  ? out_of_memory+0x974/0x1430
[ 1096.338582]  ? lock_downgrade+0x900/0x900
[ 1096.342730]  ? check_preemption_disabled+0x48/0x280
[ 1096.347749]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1096.352682]  ? kasan_check_read+0x11/0x20
[ 1096.356828]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1096.362113]  ? rcu_softirq_qs+0x20/0x20
[ 1096.366092]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1096.371628]  ? oom_evaluate_task+0x302/0x540
[ 1096.376038]  out_of_memory+0xa84/0x1430
[ 1096.380018]  ? oom_killer_disable+0x3a0/0x3a0
[ 1096.384515]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1096.389460]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1096.394489]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1096.399384]  ? warn_alloc+0x120/0x120
[ 1096.403182]  ? mark_held_locks+0x130/0x130
[ 1096.407429]  ? find_get_entry+0xaae/0x1120
[ 1096.411682]  ? filemap_map_pages+0x1a20/0x1a20
[ 1096.416282]  ? zap_class+0x640/0x640
[ 1096.420019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1096.425567]  ? check_preemption_disabled+0x48/0x280
[ 1096.430584]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1096.436123]  ? should_fail+0x22d/0xd01
[ 1096.440016]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1096.445121]  ? zap_class+0x640/0x640
[ 1096.448863]  ? __lock_is_held+0xb5/0x140
[ 1096.452934]  ? mark_held_locks+0x130/0x130
[ 1096.457173]  ? lock_release+0xa00/0xa00
[ 1096.461147]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1096.466596]  ? xa_load+0x2ba/0x460
[ 1096.470153]  ? lock_downgrade+0x900/0x900
[ 1096.474303]  ? __might_sleep+0x95/0x190
[ 1096.478295]  __alloc_pages_nodemask+0xad8/0xea0
[ 1096.482978]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1096.487999]  ? __page_cache_alloc+0x191/0x5c0
[ 1096.492496]  ? xa_load+0x2e1/0x460
[ 1096.496034]  ? xa_clear_mark+0x40/0x40
[ 1096.499923]  ? zap_class+0x640/0x640
[ 1096.503644]  ? zap_class+0x640/0x640
[ 1096.507360]  ? zap_class+0x640/0x640
[ 1096.511072]  ? __do_page_cache_readahead+0x663/0x810
[ 1096.516177]  ? find_held_lock+0x36/0x1c0
[ 1096.520255]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1096.525813]  alloc_pages_current+0x173/0x350
[ 1096.530226]  __page_cache_alloc+0x38c/0x5c0
[ 1096.534548]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1096.539477]  ? kasan_check_read+0x11/0x20
[ 1096.543623]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1096.548903]  ? generic_perform_write+0x6a0/0x6a0
[ 1096.553661]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1096.559201]  ? check_preemption_disabled+0x48/0x280
[ 1096.564227]  filemap_fault+0x1595/0x25f0
[ 1096.568312]  ? __lock_page_or_retry+0xa00/0xa00
[ 1096.573002]  ? mark_held_locks+0x130/0x130
[ 1096.577251]  ? filemap_map_pages+0xd6b/0x1a20
[ 1096.581748]  ? lock_downgrade+0x900/0x900
[ 1096.585895]  ? check_preemption_disabled+0x48/0x280
[ 1096.590912]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1096.595842]  ? kasan_check_read+0x11/0x20
[ 1096.599991]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1096.605271]  ? rcu_softirq_qs+0x20/0x20
[ 1096.609288]  ? filemap_map_pages+0xd92/0x1a20
[ 1096.613795]  ? find_get_entries_tag+0x1400/0x1400
[ 1096.618645]  ? debug_object_destroy+0x2b0/0x2b0
[ 1096.623321]  ? lock_pi_update_atomic+0x150/0x150
[ 1096.628075]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1096.633626]  ? lock_acquire+0x1ed/0x520
[ 1096.637598]  ? ext4_filemap_fault+0x7a/0xad
[ 1096.641927]  ? lock_release+0xa00/0xa00
[ 1096.645898]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1096.651354]  ? print_usage_bug+0xc0/0xc0
[ 1096.655430]  ? print_usage_bug+0xc0/0xc0
[ 1096.659511]  ? down_read+0x8d/0x120
[ 1096.663135]  ? ext4_filemap_fault+0x7a/0xad
[ 1096.667462]  ? __down_interruptible+0x700/0x700
[ 1096.672141]  ext4_filemap_fault+0x82/0xad
[ 1096.676293]  __do_fault+0x100/0x6b0
[ 1096.679921]  ? find_held_lock+0x36/0x1c0
[ 1096.683986]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1096.689090]  ? mark_held_locks+0x130/0x130
[ 1096.693322]  ? mark_held_locks+0x130/0x130
[ 1096.697556]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1096.702053]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1096.706551]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1096.711142]  ? kasan_check_read+0x11/0x20
[ 1096.715295]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1096.720837]  __handle_mm_fault+0x3ea0/0x5be0
[ 1096.725256]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1096.730545]  ? finish_task_switch+0x1f4/0x910
[ 1096.735038]  ? finish_task_switch+0x1b4/0x910
[ 1096.739531]  ? __switch_to_asm+0x34/0x70
[ 1096.743594]  ? preempt_notifier_register+0x200/0x200
[ 1096.748692]  ? __switch_to_asm+0x34/0x70
[ 1096.752755]  ? __switch_to_asm+0x34/0x70
[ 1096.756829]  ? zap_class+0x640/0x640
[ 1096.760543]  ? zap_class+0x640/0x640
[ 1096.764254]  ? __x64_sys_futex+0x53e/0x6a0
[ 1096.768494]  ? find_held_lock+0x36/0x1c0
[ 1096.772566]  ? handle_mm_fault+0x42a/0xc70
[ 1096.776806]  ? lock_downgrade+0x900/0x900
[ 1096.780955]  ? check_preemption_disabled+0x48/0x280
[ 1096.785978]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1096.790913]  ? kasan_check_read+0x11/0x20
[ 1096.795058]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1096.800337]  ? rcu_softirq_qs+0x20/0x20
[ 1096.804313]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1096.809428]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1096.814974]  ? check_preemption_disabled+0x48/0x280
[ 1096.820001]  handle_mm_fault+0x54f/0xc70
[ 1096.824072]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1096.828659]  ? find_vma+0x34/0x190
[ 1096.832204]  __do_page_fault+0x5e8/0xe60
[ 1096.836267]  ? trace_hardirqs_off+0xb8/0x310
[ 1096.840688]  do_page_fault+0xf2/0x7e0
[ 1096.844495]  ? vmalloc_sync_all+0x30/0x30
[ 1096.848644]  ? error_entry+0x70/0xd0
[ 1096.852359]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1096.857378]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1096.862461]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1096.867397]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1096.872250]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1096.877267]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1096.882726]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1096.887740]  ? page_fault+0x8/0x30
[ 1096.891287]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1096.896131]  ? page_fault+0x8/0x30
[ 1096.899671]  page_fault+0x1e/0x30
[ 1096.903124] RIP: 0033:0x40f9c0
[ 1096.906331] Code: Bad RIP value.
[ 1096.909690] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1096.915050] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1096.922315] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1096.929584] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1096.936848] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1096.944115] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1096.951404] warn_alloc_show_mem: 1 callbacks suppressed
[ 1096.951417] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1096.951427] Mem-Info:
[ 1096.951463] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1096.951463]  active_file:15 inactive_file:19 isolated_file:0
[ 1096.951463]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1096.951463]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1096.951463]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1096.951463]  free:13737 free_pcp:253 free_cma:0
[ 1096.956803] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1096.963996] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1096.966392] Call Trace:
[ 1096.999341] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1097.008682]  <IRQ>
[ 1097.036243] lowmem_reserve[]: 0 2818 6321 6321
[ 1097.038837]  dump_stack+0x244/0x39d
[ 1097.064916] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1097.067071]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1097.071618] lowmem_reserve[]: 0 0 3503 3503
[ 1097.075244]  warn_alloc.cold.116+0xb7/0x1bd
[ 1097.102710] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1097.107895]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1097.112189] lowmem_reserve[]: 0 0 0 0
[ 1097.116509]  ? lock_downgrade+0x900/0x900
[ 1097.145463] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1097.150306]  ? trace_hardirqs_off+0xb8/0x310
[ 1097.154093] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1097.158241]  ? trace_hardirqs_off+0xb8/0x310
[ 1097.171748] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1097.176157]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1097.190973] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1097.195392]  ? warn_alloc+0x120/0x120
[ 1097.211042] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1097.215873]  ? print_usage_bug+0xc0/0xc0
[ 1097.224686] 1801 total pagecache pages
[ 1097.228478]  ? warn_alloc+0x120/0x120
[ 1097.237034] 0 pages in swap cache
[ 1097.241080]  ? warn_alloc+0x120/0x120
[ 1097.244953] Swap cache stats: add 0, delete 0, find 0/0
[ 1097.248741]  ? print_usage_bug+0xc0/0xc0
[ 1097.252164] Free swap  = 0kB
[ 1097.252173] Total swap = 0kB
[ 1097.255969]  ? kvm_clock_read+0x18/0x30
[ 1097.261308] 1965979 pages RAM
[ 1097.265361]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1097.268347] 0 pages HighMem/MovableOnly
[ 1097.268355] 342854 pages reserved
[ 1097.271380]  ? print_usage_bug+0xc0/0xc0
[ 1097.275329] 0 pages cma reserved
[ 1097.278438]  ? check_usage_forwards+0x3d0/0x3d0
[ 1097.283501] aoe: skb alloc failure
[ 1097.287407]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1097.290874] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1097.294902]  ? should_fail+0x22d/0xd01
[ 1097.298240] syz-fuzzer cpuset=/ mems_allowed=0
[ 1097.302899]  ? __bfs+0x321/0x780
[ 1097.333963]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1097.339065]  ? __lock_acquire+0x62f/0x4c20
[ 1097.343304]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1097.348406]  ? __lock_acquire+0x62f/0x4c20
[ 1097.352647]  ? should_fail+0x22d/0xd01
[ 1097.356543]  ? mark_held_locks+0x130/0x130
[ 1097.360781]  ? mark_held_locks+0x130/0x130
[ 1097.365026]  ? kasan_check_read+0x11/0x20
[ 1097.369176]  ? __lock_acquire+0x2aff/0x4c20
[ 1097.373496]  ? smp_apic_timer_interrupt+0x1cb/0x760
[ 1097.378513]  ? zap_class+0x640/0x640
[ 1097.382232]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1097.387774]  ? check_preemption_disabled+0x48/0x280
[ 1097.392799]  ? __lock_is_held+0xb5/0x140
[ 1097.396865]  __alloc_pages_nodemask+0xad8/0xea0
[ 1097.401533]  ? zap_class+0x640/0x640
[ 1097.405252]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1097.410281]  ? find_held_lock+0x36/0x1c0
[ 1097.414357]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1097.419030]  ? lock_downgrade+0x900/0x900
[ 1097.423186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1097.428728]  cache_grow_begin+0xa5/0x8c0
[ 1097.432793]  ? do_raw_spin_unlock+0xa7/0x330
[ 1097.437208]  fallback_alloc+0x204/0x2e0
[ 1097.441192]  ____cache_alloc_node+0x1c7/0x1e0
[ 1097.445693]  kmem_cache_alloc_node+0xe3/0x730
[ 1097.450185]  ? do_raw_spin_unlock+0xa7/0x330
[ 1097.454590]  ? do_raw_spin_trylock+0x270/0x270
[ 1097.459179]  __alloc_skb+0x119/0x770
[ 1097.462902]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1097.467310]  ? atomic_notifier_call_chain+0xc6/0x190
[ 1097.472417]  ? lock_downgrade+0x900/0x900
[ 1097.476574]  ? check_preemption_disabled+0x48/0x280
[ 1097.481595]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1097.486522]  ? kasan_check_read+0x11/0x20
[ 1097.490668]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1097.495955]  ? rcu_softirq_qs+0x20/0x20
[ 1097.499928]  ? kasan_check_read+0x11/0x20
[ 1097.504082]  ? do_raw_write_trylock+0x270/0x270
[ 1097.508775]  __neigh_notify+0x8c/0x160
[ 1097.512667]  ? neigh_connected_output+0x780/0x780
[ 1097.517511]  neigh_timer_handler+0x6cb/0xdf0
[ 1097.521918]  ? check_preemption_disabled+0x48/0x280
[ 1097.526952]  ? neigh_periodic_work+0xc60/0xc60
[ 1097.531538]  ? __lock_is_held+0xb5/0x140
[ 1097.535610]  call_timer_fn+0x272/0x920
[ 1097.539499]  ? neigh_periodic_work+0xc60/0xc60
[ 1097.544082]  ? process_timeout+0x40/0x40
[ 1097.548155]  ? __run_timers+0x7da/0xc70
[ 1097.552131]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1097.556626]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1097.561118]  ? neigh_periodic_work+0xc60/0xc60
[ 1097.565701]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1097.570285]  ? trace_hardirqs_on+0xbd/0x310
[ 1097.574608]  ? kasan_check_read+0x11/0x20
[ 1097.578754]  ? __run_timers+0x7da/0xc70
[ 1097.582734]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1097.587844]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1097.592126]  ? neigh_periodic_work+0xc60/0xc60
[ 1097.596710]  __run_timers+0x7e5/0xc70
[ 1097.600520]  ? timer_fixup_init+0x70/0x70
[ 1097.604674]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1097.609692]  ? zap_class+0x640/0x640
[ 1097.613413]  ? enqueue_hrtimer+0x1a5/0x560
[ 1097.617657]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1097.622858]  ? find_held_lock+0x36/0x1c0
[ 1097.626931]  ? zap_class+0x640/0x640
[ 1097.630657]  ? pvclock_read_flags+0x160/0x160
[ 1097.635152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1097.640690]  ? check_preemption_disabled+0x48/0x280
[ 1097.645721]  ? __lock_is_held+0xb5/0x140
[ 1097.649787]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1097.655329]  ? check_preemption_disabled+0x48/0x280
[ 1097.660350]  run_timer_softirq+0x52/0xb0
[ 1097.664414]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1097.669445]  __do_softirq+0x308/0xb7e
[ 1097.673256]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1097.677754]  ? lock_downgrade+0x900/0x900
[ 1097.681935]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1097.687066]  ? pvclock_read_flags+0x160/0x160
[ 1097.691563]  ? lapic_next_event+0x5a/0x90
[ 1097.695717]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1097.701275]  ? kvm_clock_read+0x18/0x30
[ 1097.705294]  ? kvm_sched_clock_read+0x9/0x20
[ 1097.709704]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1097.715242]  ? check_preemption_disabled+0x48/0x280
[ 1097.720266]  irq_exit+0x17f/0x1c0
[ 1097.723721]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1097.728560]  ? smp_reschedule_interrupt+0x109/0x650
[ 1097.733577]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1097.739470]  ? interrupt_entry+0xb5/0xc0
[ 1097.743538]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1097.748552]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1097.753584]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1097.758434]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1097.763456]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1097.768487]  ? task_prio+0x50/0x50
[ 1097.772030]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1097.777570]  ? check_preemption_disabled+0x48/0x280
[ 1097.782592]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1097.787452]  apic_timer_interrupt+0xf/0x20
[ 1097.791682]  </IRQ>
[ 1097.793961] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1097.798893] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1097.817793] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1097.825504] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1097.832790] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1097.840059] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1097.847324] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1097.854590] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1097.861896]  skb_clone+0x1bb/0x500
[ 1097.865470]  ? finish_task_switch+0x2f4/0x910
[ 1097.870001]  ? skb_split+0x11e0/0x11e0
[ 1097.873896]  ? preempt_notifier_register+0x200/0x200
[ 1097.878997]  ? __switch_to_asm+0x34/0x70
[ 1097.883055]  ? __switch_to_asm+0x34/0x70
[ 1097.887140]  ? __switch_to_asm+0x40/0x70
[ 1097.891202]  ? __switch_to_asm+0x34/0x70
[ 1097.895259]  ? __switch_to_asm+0x40/0x70
[ 1097.899316]  ? __switch_to_asm+0x34/0x70
[ 1097.903389]  ? __switch_to_asm+0x40/0x70
[ 1097.907488]  ? __switch_to_asm+0x34/0x70
[ 1097.911548]  ? __switch_to_asm+0x34/0x70
[ 1097.915605]  ? __switch_to_asm+0x40/0x70
[ 1097.919661]  ? __switch_to_asm+0x34/0x70
[ 1097.923750]  bpf_clone_redirect+0xb9/0x490
[ 1097.927987]  ? __schedule+0x8d7/0x21d0
[ 1097.931878]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1097.936898]  ? __sched_text_start+0x8/0x8
[ 1097.941061]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1097.945846]  ? find_held_lock+0x36/0x1c0
[ 1097.949918]  ? lock_acquire+0x1ed/0x520
[ 1097.953897]  ? bpf_test_run+0x3cb/0x780
[ 1097.957872]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1097.963445]  ? check_preemption_disabled+0x48/0x280
[ 1097.968469]  ? kasan_check_read+0x11/0x20
[ 1097.972622]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1097.977900]  ? rcu_softirq_qs+0x20/0x20
[ 1097.981877]  ? preempt_schedule+0x4d/0x60
[ 1097.986027]  ? ___preempt_schedule+0x16/0x18
[ 1097.990449]  ? bpf_test_run+0x25d/0x780
[ 1097.994442]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1097.998860]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1098.004407]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1098.009184]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1098.014025]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1098.019607]  ? fput+0x130/0x1a0
[ 1098.022903]  ? __bpf_prog_get+0x9b/0x290
[ 1098.027024]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1098.031868]  ? bpf_prog_test_run+0x130/0x1a0
[ 1098.036279]  ? __x64_sys_bpf+0x3d8/0x520
[ 1098.040341]  ? bpf_prog_get+0x20/0x20
[ 1098.044161]  ? do_syscall_64+0x1b9/0x820
[ 1098.048220]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1098.053582]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1098.058509]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1098.063353]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1098.068388]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1098.073472]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1098.078528]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1098.083379]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1098.088790] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1098.089007] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1098.095800] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1098.095809] Call Trace:
[ 1098.106280] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1098.115635]  <IRQ>
[ 1098.125468]  dump_stack+0x244/0x39d
[ 1098.129104]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1098.134305]  warn_alloc.cold.116+0xb7/0x1bd
[ 1098.138641]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1098.143492]  ? lock_downgrade+0x900/0x900
[ 1098.147661]  ? trace_hardirqs_off+0xb8/0x310
[ 1098.152103]  ? trace_hardirqs_off+0xb8/0x310
[ 1098.156517]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1098.161411]  ? warn_alloc+0x120/0x120
[ 1098.165250]  ? warn_alloc+0x120/0x120
[ 1098.169049]  ? __lock_acquire+0x62f/0x4c20
[ 1098.173286]  ? warn_alloc+0x120/0x120
[ 1098.177086]  ? print_usage_bug+0xc0/0xc0
[ 1098.181151]  ? print_usage_bug+0xc0/0xc0
[ 1098.185217]  ? mark_held_locks+0x130/0x130
[ 1098.189464]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1098.195000]  ? should_fail+0x22d/0xd01
[ 1098.198887]  ? zap_class+0x640/0x640
[ 1098.202608]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1098.207717]  ? __lock_acquire+0x62f/0x4c20
[ 1098.211985]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1098.217087]  ? should_fail+0x22d/0xd01
[ 1098.220984]  ? mark_held_locks+0x130/0x130
[ 1098.225219]  ? mark_held_locks+0x130/0x130
[ 1098.229462]  ? lock_downgrade+0x900/0x900
[ 1098.233613]  ? zap_class+0x640/0x640
[ 1098.237342]  ? zap_class+0x640/0x640
[ 1098.241058]  ? zap_class+0x640/0x640
[ 1098.244773]  ? do_raw_spin_unlock+0xa7/0x330
[ 1098.249180]  ? trace_hardirqs_on+0x310/0x310
[ 1098.253583]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1098.259133]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1098.264669]  ? check_preemption_disabled+0x48/0x280
[ 1098.269695]  ? __lock_is_held+0xb5/0x140
[ 1098.273766]  __alloc_pages_nodemask+0xad8/0xea0
[ 1098.278455]  ? zap_class+0x640/0x640
[ 1098.282176]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1098.287217]  ? find_held_lock+0x36/0x1c0
[ 1098.291289]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1098.295964]  ? lock_downgrade+0x900/0x900
[ 1098.300122]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1098.305670]  cache_grow_begin+0xa5/0x8c0
[ 1098.309734]  ? do_raw_spin_unlock+0xa7/0x330
[ 1098.314151]  fallback_alloc+0x204/0x2e0
[ 1098.318133]  ____cache_alloc_node+0x1c7/0x1e0
[ 1098.322648]  kmem_cache_alloc_node+0xe3/0x730
[ 1098.327146]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1098.331738]  __alloc_skb+0x119/0x770
[ 1098.335460]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[ 1098.340840]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1098.345272]  ? vprintk_default+0x28/0x30
[ 1098.349348]  ? vprintk_func+0x85/0x181
[ 1098.353254]  ? printk+0xa7/0xcf
[ 1098.356532]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1098.361298]  ? do_raw_spin_trylock+0x270/0x270
[ 1098.365884]  new_skb+0x26/0x1c0
[ 1098.369163]  aoecmd_cfg+0x279/0x7f0
[ 1098.372792]  ? find_held_lock+0x36/0x1c0
[ 1098.376874]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[ 1098.381200]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1098.386746]  ? __lock_is_held+0xb5/0x140
[ 1098.390817]  discover_timer+0x50/0x60
[ 1098.394615]  call_timer_fn+0x272/0x920
[ 1098.398504]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1098.403361]  ? process_timeout+0x40/0x40
[ 1098.407450]  ? mark_held_locks+0xc7/0x130
[ 1098.411604]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1098.416095]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1098.420588]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1098.425440]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1098.430030]  ? trace_hardirqs_on+0xbd/0x310
[ 1098.434355]  ? kasan_check_read+0x11/0x20
[ 1098.438500]  ? __run_timers+0x7da/0xc70
[ 1098.442486]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1098.447603]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1098.452454]  __run_timers+0x7e5/0xc70
[ 1098.456268]  ? timer_fixup_init+0x70/0x70
[ 1098.460430]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1098.465473]  ? zap_class+0x640/0x640
[ 1098.469194]  ? print_usage_bug+0xc0/0xc0
[ 1098.473256]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1098.478468]  ? find_held_lock+0x36/0x1c0
[ 1098.482535]  ? zap_class+0x640/0x640
[ 1098.486259]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1098.491797]  ? check_preemption_disabled+0x48/0x280
[ 1098.496827]  ? __lock_is_held+0xb5/0x140
[ 1098.500891]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1098.506436]  ? check_preemption_disabled+0x48/0x280
[ 1098.511470]  run_timer_softirq+0x52/0xb0
[ 1098.515534]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1098.520551]  __do_softirq+0x308/0xb7e
[ 1098.524357]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1098.528852]  ? lock_downgrade+0x900/0x900
[ 1098.533006]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1098.538121]  ? pvclock_read_flags+0x160/0x160
[ 1098.542622]  ? lapic_next_event+0x5a/0x90
[ 1098.546775]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1098.552321]  ? kvm_clock_read+0x18/0x30
[ 1098.556295]  ? kvm_sched_clock_read+0x9/0x20
[ 1098.560707]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1098.566245]  ? check_preemption_disabled+0x48/0x280
[ 1098.571271]  irq_exit+0x17f/0x1c0
[ 1098.574730]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1098.579576]  ? smp_reschedule_interrupt+0x109/0x650
[ 1098.584593]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1098.590490]  ? interrupt_entry+0xb5/0xc0
[ 1098.594557]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1098.599571]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1098.604588]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1098.609440]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1098.614469]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1098.619503]  ? task_prio+0x50/0x50
[ 1098.623046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1098.628583]  ? check_preemption_disabled+0x48/0x280
[ 1098.633609]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1098.638469]  apic_timer_interrupt+0xf/0x20
[ 1098.642698]  </IRQ>
[ 1098.644934] RIP: 0010:console_unlock+0x102f/0x1190
[ 1098.649897] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1098.668795] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1098.676507] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1098.683775] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1098.691042] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1098.698312] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1098.705581] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1098.712862]  ? netconsole_netdev_event+0x280/0x280
[ 1098.717799]  ? console_unlock+0x1026/0x1190
[ 1098.722139]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1098.726805]  ? vprintk_emit+0x846/0x990
[ 1098.731243]  ? lock_release+0xa00/0xa00
[ 1098.735217]  ? trace_hardirqs_on+0x30/0x310
[ 1098.739537]  ? vprintk_default+0x28/0x30
[ 1098.743601]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1098.748706]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1098.754255]  vprintk_emit+0x391/0x990
[ 1098.758059]  ? wake_up_klogd+0x180/0x180
[ 1098.762130]  ? find_held_lock+0x31/0x1c0
[ 1098.766220]  ? mark_held_locks+0xc7/0x130
[ 1098.770369]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1098.774867]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1098.779371]  vprintk_default+0x28/0x30
[ 1098.783261]  vprintk_func+0x7e/0x181
[ 1098.786979]  printk+0xa7/0xcf
[ 1098.790089]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1098.794847]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1098.799357]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1098.804644]  dump_header+0x7cc/0xf72
[ 1098.808372]  ? pagefault_out_of_memory+0x197/0x197
[ 1098.813311]  ? __lock_acquire+0x62f/0x4c20
[ 1098.817552]  ? percpu_ref_get_many+0x240/0x240
[ 1098.822136]  ? print_usage_bug+0xc0/0xc0
[ 1098.826210]  ? zap_class+0x640/0x640
[ 1098.829927]  ? print_usage_bug+0xc0/0xc0
[ 1098.833999]  ? zap_class+0x640/0x640
[ 1098.837729]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1098.843286]  ? find_held_lock+0x36/0x1c0
[ 1098.847367]  ? mark_held_locks+0xc7/0x130
[ 1098.851519]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1098.856625]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1098.861900]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1098.866490]  ? trace_hardirqs_on+0xbd/0x310
[ 1098.870810]  ? kasan_check_read+0x11/0x20
[ 1098.874971]  ? ___ratelimit+0x3b4/0x672
[ 1098.878960]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1098.884074]  ? trace_hardirqs_on+0x310/0x310
[ 1098.888503]  ? lock_downgrade+0x900/0x900
[ 1098.892659]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1098.897764]  ? ___ratelimit+0x3b9/0x672
[ 1098.901766]  ? idr_get_free+0xf70/0xf70
[ 1098.905742]  ? find_held_lock+0x36/0x1c0
[ 1098.909828]  oom_kill_process.cold.27+0x10/0x903
[ 1098.914589]  ? zap_class+0x640/0x640
[ 1098.918306]  ? check_preemption_disabled+0x48/0x280
[ 1098.923330]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1098.928260]  ? kasan_check_read+0x11/0x20
[ 1098.932407]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1098.937696]  ? oom_evaluate_task+0x540/0x540
[ 1098.942110]  ? find_held_lock+0x36/0x1c0
[ 1098.946183]  ? out_of_memory+0x974/0x1430
[ 1098.950332]  ? lock_downgrade+0x900/0x900
[ 1098.954479]  ? check_preemption_disabled+0x48/0x280
[ 1098.959514]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1098.964457]  ? kasan_check_read+0x11/0x20
[ 1098.968603]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1098.973910]  ? rcu_softirq_qs+0x20/0x20
[ 1098.977909]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1098.983476]  ? oom_evaluate_task+0x302/0x540
[ 1098.987904]  out_of_memory+0xa84/0x1430
[ 1098.991886]  ? oom_killer_disable+0x3a0/0x3a0
[ 1098.996381]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1099.001313]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1099.006341]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1099.011231]  ? warn_alloc+0x120/0x120
[ 1099.015031]  ? mark_held_locks+0x130/0x130
[ 1099.019276]  ? find_get_entry+0xaae/0x1120
[ 1099.023524]  ? filemap_map_pages+0x1a20/0x1a20
[ 1099.028116]  ? zap_class+0x640/0x640
[ 1099.031834]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1099.037374]  ? check_preemption_disabled+0x48/0x280
[ 1099.042393]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1099.047941]  ? should_fail+0x22d/0xd01
[ 1099.051834]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1099.056939]  ? zap_class+0x640/0x640
[ 1099.060676]  ? __lock_is_held+0xb5/0x140
[ 1099.064745]  ? mark_held_locks+0x130/0x130
[ 1099.068981]  ? lock_release+0xa00/0xa00
[ 1099.072973]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1099.078430]  ? xa_load+0x2ba/0x460
[ 1099.081995]  ? lock_downgrade+0x900/0x900
[ 1099.086152]  ? __might_sleep+0x95/0x190
[ 1099.090131]  __alloc_pages_nodemask+0xad8/0xea0
[ 1099.094808]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1099.099841]  ? __page_cache_alloc+0x191/0x5c0
[ 1099.104332]  ? xa_load+0x2e1/0x460
[ 1099.107873]  ? xa_clear_mark+0x40/0x40
[ 1099.111765]  ? zap_class+0x640/0x640
[ 1099.115487]  ? zap_class+0x640/0x640
[ 1099.119238]  ? zap_class+0x640/0x640
[ 1099.122965]  ? __do_page_cache_readahead+0x663/0x810
[ 1099.128075]  ? find_held_lock+0x36/0x1c0
[ 1099.132140]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1099.137685]  alloc_pages_current+0x173/0x350
[ 1099.142125]  __page_cache_alloc+0x38c/0x5c0
[ 1099.146477]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1099.151428]  ? kasan_check_read+0x11/0x20
[ 1099.155581]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1099.160859]  ? generic_perform_write+0x6a0/0x6a0
[ 1099.165629]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1099.171170]  ? check_preemption_disabled+0x48/0x280
[ 1099.176198]  filemap_fault+0x1595/0x25f0
[ 1099.180270]  ? __lock_page_or_retry+0xa00/0xa00
[ 1099.184951]  ? mark_held_locks+0x130/0x130
[ 1099.189190]  ? filemap_map_pages+0xd6b/0x1a20
[ 1099.193688]  ? lock_downgrade+0x900/0x900
[ 1099.197838]  ? check_preemption_disabled+0x48/0x280
[ 1099.202855]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1099.207796]  ? kasan_check_read+0x11/0x20
[ 1099.211943]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1099.217218]  ? rcu_softirq_qs+0x20/0x20
[ 1099.221203]  ? filemap_map_pages+0xd92/0x1a20
[ 1099.225717]  ? find_get_entries_tag+0x1400/0x1400
[ 1099.230563]  ? debug_object_destroy+0x2b0/0x2b0
[ 1099.235234]  ? lock_pi_update_atomic+0x150/0x150
[ 1099.239989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1099.245540]  ? lock_acquire+0x1ed/0x520
[ 1099.249512]  ? ext4_filemap_fault+0x7a/0xad
[ 1099.253841]  ? lock_release+0xa00/0xa00
[ 1099.257815]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1099.263268]  ? print_usage_bug+0xc0/0xc0
[ 1099.267332]  ? print_usage_bug+0xc0/0xc0
[ 1099.271407]  ? down_read+0x8d/0x120
[ 1099.275043]  ? ext4_filemap_fault+0x7a/0xad
[ 1099.279370]  ? __down_interruptible+0x700/0x700
[ 1099.284078]  ext4_filemap_fault+0x82/0xad
[ 1099.288230]  __do_fault+0x100/0x6b0
[ 1099.291860]  ? find_held_lock+0x36/0x1c0
[ 1099.295954]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1099.301060]  ? mark_held_locks+0x130/0x130
[ 1099.305300]  ? mark_held_locks+0x130/0x130
[ 1099.309535]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1099.314043]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1099.318539]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1099.323124]  ? kasan_check_read+0x11/0x20
[ 1099.327275]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1099.332815]  __handle_mm_fault+0x3ea0/0x5be0
[ 1099.337235]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1099.342092]  ? finish_task_switch+0x1f4/0x910
[ 1099.346605]  ? finish_task_switch+0x1b4/0x910
[ 1099.351116]  ? __switch_to_asm+0x34/0x70
[ 1099.355185]  ? preempt_notifier_register+0x200/0x200
[ 1099.360288]  ? __switch_to_asm+0x34/0x70
[ 1099.364347]  ? __switch_to_asm+0x34/0x70
[ 1099.368429]  ? zap_class+0x640/0x640
[ 1099.372155]  ? zap_class+0x640/0x640
[ 1099.375870]  ? __x64_sys_futex+0x53e/0x6a0
[ 1099.380134]  ? find_held_lock+0x36/0x1c0
[ 1099.384230]  ? handle_mm_fault+0x42a/0xc70
[ 1099.388495]  ? lock_downgrade+0x900/0x900
[ 1099.392646]  ? check_preemption_disabled+0x48/0x280
[ 1099.397669]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1099.402597]  ? kasan_check_read+0x11/0x20
[ 1099.406746]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1099.412023]  ? rcu_softirq_qs+0x20/0x20
[ 1099.416010]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1099.421144]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1099.426683]  ? check_preemption_disabled+0x48/0x280
[ 1099.431706]  handle_mm_fault+0x54f/0xc70
[ 1099.435774]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1099.440360]  ? find_vma+0x34/0x190
[ 1099.443921]  __do_page_fault+0x5e8/0xe60
[ 1099.447978]  ? trace_hardirqs_off+0xb8/0x310
[ 1099.452397]  do_page_fault+0xf2/0x7e0
[ 1099.456209]  ? vmalloc_sync_all+0x30/0x30
[ 1099.460389]  ? error_entry+0x70/0xd0
[ 1099.464110]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1099.469139]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1099.474070]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1099.479003]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1099.483854]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1099.488917]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1099.494372]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1099.499385]  ? page_fault+0x8/0x30
[ 1099.502928]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1099.507770]  ? page_fault+0x8/0x30
[ 1099.511327]  page_fault+0x1e/0x30
[ 1099.514782] RIP: 0033:0x40f9c0
[ 1099.518001] Code: Bad RIP value.
[ 1099.521360] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1099.526723] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1099.533986] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1099.541248] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1099.548527] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1099.555802] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1099.563105] warn_alloc_show_mem: 1 callbacks suppressed
[ 1099.563117] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1099.563119] Mem-Info:
[ 1099.563148] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1099.563148]  active_file:15 inactive_file:19 isolated_file:0
[ 1099.563148]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1099.563148]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1099.563148]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1099.563148]  free:13737 free_pcp:253 free_cma:0
[ 1099.568489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1099.575676] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1099.578075] Call Trace:
[ 1099.611028] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1099.620372]  <IRQ>
[ 1099.647935] lowmem_reserve[]: 0 2818 6321 6321
[ 1099.650534]  dump_stack+0x244/0x39d
[ 1099.676614] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1099.678762]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1099.683316] lowmem_reserve[]: 0 0 3503 3503
[ 1099.686965]  warn_alloc.cold.116+0xb7/0x1bd
[ 1099.714434] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1099.719617]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1099.723908] lowmem_reserve[]: 0 0 0 0
[ 1099.728238]  ? lock_downgrade+0x900/0x900
[ 1099.757185] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1099.762034]  ? trace_hardirqs_off+0xb8/0x310
[ 1099.765803] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1099.769952]  ? trace_hardirqs_off+0xb8/0x310
[ 1099.783458] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1099.787877]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1099.802679] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1099.807097]  ? warn_alloc+0x120/0x120
[ 1099.822750] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1099.827581]  ? warn_alloc+0x120/0x120
[ 1099.836388] 1801 total pagecache pages
[ 1099.840190]  ? zap_class+0x640/0x640
[ 1099.848746] 0 pages in swap cache
[ 1099.852533]  ? warn_alloc+0x120/0x120
[ 1099.856400] Swap cache stats: add 0, delete 0, find 0/0
[ 1099.860112]  ? print_usage_bug+0xc0/0xc0
[ 1099.863542] Free swap  = 0kB
[ 1099.867352]  ? check_preemption_disabled+0x48/0x280
[ 1099.872701] Total swap = 0kB
[ 1099.876754]  ? print_usage_bug+0xc0/0xc0
[ 1099.879751] 1965979 pages RAM
[ 1099.884757]  ? __lock_is_held+0xb5/0x140
[ 1099.887750] 0 pages HighMem/MovableOnly
[ 1099.887759] 342854 pages reserved
[ 1099.891816]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1099.894896] 0 pages cma reserved
[ 1099.898959]  ? should_fail+0x22d/0xd01
[ 1099.902960] aoe: skb alloc failure
[ 1099.906346]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1099.906360]  ? __lock_acquire+0x62f/0x4c20
[ 1099.906378]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1099.911921] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1099.915251]  ? __lock_acquire+0x62f/0x4c20
[ 1099.919124] syz-fuzzer cpuset=/ mems_allowed=0
[ 1099.922656]  ? should_fail+0x22d/0xd01
[ 1099.959918]  ? mark_held_locks+0x130/0x130
[ 1099.964169]  ? mark_held_locks+0x130/0x130
[ 1099.968406]  ? do_raw_spin_unlock+0xa7/0x330
[ 1099.972848]  ? zap_class+0x640/0x640
[ 1099.976560]  ? print_usage_bug+0xc0/0xc0
[ 1099.980630]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1099.986171]  ? check_preemption_disabled+0x48/0x280
[ 1099.991196]  ? __lock_is_held+0xb5/0x140
[ 1099.995277]  __alloc_pages_nodemask+0xad8/0xea0
[ 1099.999964]  ? zap_class+0x640/0x640
[ 1100.003701]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1100.008729]  ? find_held_lock+0x36/0x1c0
[ 1100.012801]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1100.017477]  ? lock_downgrade+0x900/0x900
[ 1100.021630]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1100.027187]  cache_grow_begin+0xa5/0x8c0
[ 1100.031276]  ? do_raw_spin_unlock+0xa7/0x330
[ 1100.035694]  fallback_alloc+0x204/0x2e0
[ 1100.039679]  ____cache_alloc_node+0x1c7/0x1e0
[ 1100.044178]  kmem_cache_alloc_node+0xe3/0x730
[ 1100.048678]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1100.052925]  __alloc_skb+0x119/0x770
[ 1100.056646]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1100.061927]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1100.066342]  ? lock_downgrade+0x900/0x900
[ 1100.070496]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1100.076035]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1100.081531]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1100.086993]  ? addrconf_rs_timer+0x690/0x690
[ 1100.091415]  ndisc_alloc_skb+0x144/0x340
[ 1100.095498]  ndisc_send_rs+0x331/0x6e0
[ 1100.099394]  addrconf_rs_timer+0x314/0x690
[ 1100.103644]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1100.107891]  call_timer_fn+0x272/0x920
[ 1100.111781]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1100.116019]  ? process_timeout+0x40/0x40
[ 1100.120092]  ? __run_timers+0x7da/0xc70
[ 1100.124069]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1100.128563]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1100.133056]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1100.137295]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1100.141877]  ? trace_hardirqs_on+0xbd/0x310
[ 1100.146201]  ? kasan_check_read+0x11/0x20
[ 1100.150345]  ? __run_timers+0x7da/0xc70
[ 1100.154324]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1100.159449]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1100.163687]  __run_timers+0x7e5/0xc70
[ 1100.167502]  ? timer_fixup_init+0x70/0x70
[ 1100.171652]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1100.176669]  ? zap_class+0x640/0x640
[ 1100.180388]  ? enqueue_hrtimer+0x1a5/0x560
[ 1100.184630]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1100.189825]  ? find_held_lock+0x36/0x1c0
[ 1100.193893]  ? zap_class+0x640/0x640
[ 1100.197613]  ? pvclock_read_flags+0x160/0x160
[ 1100.202111]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1100.207652]  ? check_preemption_disabled+0x48/0x280
[ 1100.212682]  ? __lock_is_held+0xb5/0x140
[ 1100.216743]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1100.222283]  ? check_preemption_disabled+0x48/0x280
[ 1100.227302]  run_timer_softirq+0x52/0xb0
[ 1100.231365]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1100.236382]  __do_softirq+0x308/0xb7e
[ 1100.240185]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1100.244681]  ? lock_downgrade+0x900/0x900
[ 1100.248838]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1100.253963]  ? pvclock_read_flags+0x160/0x160
[ 1100.258493]  ? lapic_next_event+0x5a/0x90
[ 1100.262659]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1100.268202]  ? kvm_clock_read+0x18/0x30
[ 1100.272181]  ? kvm_sched_clock_read+0x9/0x20
[ 1100.276595]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1100.282132]  ? check_preemption_disabled+0x48/0x280
[ 1100.287159]  irq_exit+0x17f/0x1c0
[ 1100.290618]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1100.295459]  ? smp_reschedule_interrupt+0x109/0x650
[ 1100.300479]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1100.306361]  ? interrupt_entry+0xb5/0xc0
[ 1100.310432]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1100.315454]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1100.320472]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1100.325316]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1100.330330]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1100.335344]  ? task_prio+0x50/0x50
[ 1100.338890]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1100.344434]  ? check_preemption_disabled+0x48/0x280
[ 1100.349466]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1100.354317]  apic_timer_interrupt+0xf/0x20
[ 1100.358546]  </IRQ>
[ 1100.360790] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1100.365718] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1100.384620] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1100.392327] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1100.399607] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1100.406872] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1100.414139] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1100.421432] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1100.428751]  skb_clone+0x1bb/0x500
[ 1100.432287]  ? finish_task_switch+0x2f4/0x910
[ 1100.436783]  ? skb_split+0x11e0/0x11e0
[ 1100.440689]  ? preempt_notifier_register+0x200/0x200
[ 1100.445804]  ? __switch_to_asm+0x34/0x70
[ 1100.449864]  ? __switch_to_asm+0x34/0x70
[ 1100.453917]  ? __switch_to_asm+0x40/0x70
[ 1100.457994]  ? __switch_to_asm+0x34/0x70
[ 1100.462054]  ? __switch_to_asm+0x40/0x70
[ 1100.466124]  ? __switch_to_asm+0x34/0x70
[ 1100.470193]  ? __switch_to_asm+0x40/0x70
[ 1100.474253]  ? __switch_to_asm+0x34/0x70
[ 1100.478313]  ? __switch_to_asm+0x34/0x70
[ 1100.482382]  ? __switch_to_asm+0x40/0x70
[ 1100.486469]  ? __switch_to_asm+0x34/0x70
[ 1100.490539]  bpf_clone_redirect+0xb9/0x490
[ 1100.494794]  ? __schedule+0x8d7/0x21d0
[ 1100.498702]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1100.503720]  ? __sched_text_start+0x8/0x8
[ 1100.507873]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1100.512643]  ? find_held_lock+0x36/0x1c0
[ 1100.516720]  ? lock_acquire+0x1ed/0x520
[ 1100.520699]  ? bpf_test_run+0x3cb/0x780
[ 1100.524679]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1100.530216]  ? check_preemption_disabled+0x48/0x280
[ 1100.535237]  ? kasan_check_read+0x11/0x20
[ 1100.539381]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1100.544662]  ? rcu_softirq_qs+0x20/0x20
[ 1100.548639]  ? preempt_schedule+0x4d/0x60
[ 1100.552787]  ? ___preempt_schedule+0x16/0x18
[ 1100.557207]  ? bpf_test_run+0x25d/0x780
[ 1100.561191]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1100.565603]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1100.571149]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1100.575947]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1100.580805]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1100.586345]  ? fput+0x130/0x1a0
[ 1100.589627]  ? __bpf_prog_get+0x9b/0x290
[ 1100.593693]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1100.598540]  ? bpf_prog_test_run+0x130/0x1a0
[ 1100.602958]  ? __x64_sys_bpf+0x3d8/0x520
[ 1100.607018]  ? bpf_prog_get+0x20/0x20
[ 1100.610841]  ? do_syscall_64+0x1b9/0x820
[ 1100.614902]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1100.620280]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1100.625210]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1100.630060]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1100.635085]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1100.640109]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1100.645136]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1100.649993]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1100.655383] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1100.655473] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1100.662412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1100.662432] Call Trace:
[ 1100.669041] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1100.678270]  <IRQ>
[ 1100.680847] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1100.691336]  dump_stack+0x244/0x39d
[ 1100.702205]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1100.707417]  warn_alloc.cold.116+0xb7/0x1bd
[ 1100.711768]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1100.716622]  ? lock_downgrade+0x900/0x900
[ 1100.720787]  ? trace_hardirqs_off+0xb8/0x310
[ 1100.725222]  ? trace_hardirqs_off+0xb8/0x310
[ 1100.730151]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1100.735033]  ? warn_alloc+0x120/0x120
[ 1100.738847]  ? warn_alloc+0x120/0x120
[ 1100.742662]  ? __lock_acquire+0x62f/0x4c20
[ 1100.746908]  ? warn_alloc+0x120/0x120
[ 1100.750720]  ? print_usage_bug+0xc0/0xc0
[ 1100.754793]  ? print_usage_bug+0xc0/0xc0
[ 1100.758869]  ? mark_held_locks+0x130/0x130
[ 1100.763121]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1100.768665]  ? should_fail+0x22d/0xd01
[ 1100.772559]  ? zap_class+0x640/0x640
[ 1100.776283]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1100.781397]  ? __lock_acquire+0x62f/0x4c20
[ 1100.785669]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1100.790781]  ? should_fail+0x22d/0xd01
[ 1100.794686]  ? mark_held_locks+0x130/0x130
[ 1100.798931]  ? mark_held_locks+0x130/0x130
[ 1100.803178]  ? lock_downgrade+0x900/0x900
[ 1100.807338]  ? zap_class+0x640/0x640
[ 1100.811059]  ? zap_class+0x640/0x640
[ 1100.814782]  ? zap_class+0x640/0x640
[ 1100.818502]  ? do_raw_spin_unlock+0xa7/0x330
[ 1100.822920]  ? trace_hardirqs_on+0x310/0x310
[ 1100.827340]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1100.832889]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1100.838459]  ? check_preemption_disabled+0x48/0x280
[ 1100.843500]  ? __lock_is_held+0xb5/0x140
[ 1100.847575]  __alloc_pages_nodemask+0xad8/0xea0
[ 1100.852254]  ? zap_class+0x640/0x640
[ 1100.855982]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1100.861202]  ? find_held_lock+0x36/0x1c0
[ 1100.865285]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1100.869963]  ? lock_downgrade+0x900/0x900
[ 1100.874131]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1100.879692]  cache_grow_begin+0xa5/0x8c0
[ 1100.883762]  ? do_raw_spin_unlock+0xa7/0x330
[ 1100.888190]  fallback_alloc+0x204/0x2e0
[ 1100.892180]  ____cache_alloc_node+0x1c7/0x1e0
[ 1100.896692]  kmem_cache_alloc_node+0xe3/0x730
[ 1100.901197]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1100.905799]  __alloc_skb+0x119/0x770
[ 1100.909519]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[ 1100.914895]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1100.919320]  ? vprintk_default+0x28/0x30
[ 1100.923393]  ? vprintk_func+0x85/0x181
[ 1100.927312]  ? printk+0xa7/0xcf
[ 1100.930602]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1100.935372]  ? do_raw_spin_trylock+0x270/0x270
[ 1100.939967]  new_skb+0x26/0x1c0
[ 1100.943261]  aoecmd_cfg+0x279/0x7f0
[ 1100.946897]  ? find_held_lock+0x36/0x1c0
[ 1100.950967]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[ 1100.955302]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1100.960859]  ? __lock_is_held+0xb5/0x140
[ 1100.964940]  discover_timer+0x50/0x60
[ 1100.968750]  call_timer_fn+0x272/0x920
[ 1100.972740]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1100.977592]  ? process_timeout+0x40/0x40
[ 1100.981669]  ? mark_held_locks+0xc7/0x130
[ 1100.985826]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1100.990327]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1100.994831]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1100.999680]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1101.004273]  ? trace_hardirqs_on+0xbd/0x310
[ 1101.008605]  ? kasan_check_read+0x11/0x20
[ 1101.012757]  ? __run_timers+0x7da/0xc70
[ 1101.016741]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1101.021869]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1101.026717]  __run_timers+0x7e5/0xc70
[ 1101.030537]  ? timer_fixup_init+0x70/0x70
[ 1101.034693]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1101.039718]  ? zap_class+0x640/0x640
[ 1101.043464]  ? print_usage_bug+0xc0/0xc0
[ 1101.047539]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1101.052743]  ? find_held_lock+0x36/0x1c0
[ 1101.056831]  ? zap_class+0x640/0x640
[ 1101.060571]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1101.066123]  ? check_preemption_disabled+0x48/0x280
[ 1101.071161]  ? __lock_is_held+0xb5/0x140
[ 1101.075233]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1101.080780]  ? check_preemption_disabled+0x48/0x280
[ 1101.085814]  run_timer_softirq+0x52/0xb0
[ 1101.089887]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1101.094916]  __do_softirq+0x308/0xb7e
[ 1101.098729]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1101.103232]  ? lock_downgrade+0x900/0x900
[ 1101.107393]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1101.112535]  ? pvclock_read_flags+0x160/0x160
[ 1101.117041]  ? lapic_next_event+0x5a/0x90
[ 1101.121201]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1101.126756]  ? kvm_clock_read+0x18/0x30
[ 1101.130743]  ? kvm_sched_clock_read+0x9/0x20
[ 1101.135163]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1101.140709]  ? check_preemption_disabled+0x48/0x280
[ 1101.145744]  irq_exit+0x17f/0x1c0
[ 1101.149210]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1101.154059]  ? smp_reschedule_interrupt+0x109/0x650
[ 1101.159084]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1101.164975]  ? interrupt_entry+0xb5/0xc0
[ 1101.169049]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1101.174077]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1101.179102]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1101.183954]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1101.188983]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1101.194004]  ? task_prio+0x50/0x50
[ 1101.197555]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1101.203099]  ? check_preemption_disabled+0x48/0x280
[ 1101.208133]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1101.213007]  apic_timer_interrupt+0xf/0x20
[ 1101.217242]  </IRQ>
[ 1101.219490] RIP: 0010:console_unlock+0x102f/0x1190
[ 1101.224451] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1101.243359] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1101.251073] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1101.258346] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1101.265621] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1101.272895] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1101.280169] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1101.287469]  ? netconsole_netdev_event+0x280/0x280
[ 1101.292417]  ? console_unlock+0x1026/0x1190
[ 1101.296792]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1101.301472]  ? vprintk_emit+0x846/0x990
[ 1101.305477]  ? lock_release+0xa00/0xa00
[ 1101.309474]  ? trace_hardirqs_on+0x30/0x310
[ 1101.313802]  ? vprintk_default+0x28/0x30
[ 1101.317872]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1101.322993]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1101.328544]  vprintk_emit+0x391/0x990
[ 1101.332358]  ? wake_up_klogd+0x180/0x180
[ 1101.336459]  ? find_held_lock+0x31/0x1c0
[ 1101.340543]  ? mark_held_locks+0xc7/0x130
[ 1101.344705]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1101.349205]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1101.353713]  vprintk_default+0x28/0x30
[ 1101.357608]  vprintk_func+0x7e/0x181
[ 1101.361332]  printk+0xa7/0xcf
[ 1101.364466]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1101.369237]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1101.373755]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1101.379047]  dump_header+0x7cc/0xf72
[ 1101.382781]  ? pagefault_out_of_memory+0x197/0x197
[ 1101.387730]  ? __lock_acquire+0x62f/0x4c20
[ 1101.391975]  ? percpu_ref_get_many+0x240/0x240
[ 1101.396571]  ? print_usage_bug+0xc0/0xc0
[ 1101.400646]  ? zap_class+0x640/0x640
[ 1101.404371]  ? print_usage_bug+0xc0/0xc0
[ 1101.408464]  ? zap_class+0x640/0x640
[ 1101.412194]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1101.417744]  ? find_held_lock+0x36/0x1c0
[ 1101.421823]  ? mark_held_locks+0xc7/0x130
[ 1101.425986]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1101.431093]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1101.436206]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1101.440800]  ? trace_hardirqs_on+0xbd/0x310
[ 1101.445135]  ? kasan_check_read+0x11/0x20
[ 1101.449296]  ? ___ratelimit+0x3b4/0x672
[ 1101.453281]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1101.458393]  ? trace_hardirqs_on+0x310/0x310
[ 1101.462833]  ? lock_downgrade+0x900/0x900
[ 1101.466994]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1101.472109]  ? ___ratelimit+0x3b9/0x672
[ 1101.476092]  ? idr_get_free+0xf70/0xf70
[ 1101.480076]  ? find_held_lock+0x36/0x1c0
[ 1101.484155]  oom_kill_process.cold.27+0x10/0x903
[ 1101.488919]  ? zap_class+0x640/0x640
[ 1101.492643]  ? check_preemption_disabled+0x48/0x280
[ 1101.497692]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1101.502637]  ? kasan_check_read+0x11/0x20
[ 1101.506796]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1101.512088]  ? oom_evaluate_task+0x540/0x540
[ 1101.516508]  ? find_held_lock+0x36/0x1c0
[ 1101.520584]  ? out_of_memory+0x974/0x1430
[ 1101.524738]  ? lock_downgrade+0x900/0x900
[ 1101.528898]  ? check_preemption_disabled+0x48/0x280
[ 1101.533932]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1101.538870]  ? kasan_check_read+0x11/0x20
[ 1101.543024]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1101.548313]  ? rcu_softirq_qs+0x20/0x20
[ 1101.552300]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1101.557848]  ? oom_evaluate_task+0x302/0x540
[ 1101.562271]  out_of_memory+0xa84/0x1430
[ 1101.566267]  ? oom_killer_disable+0x3a0/0x3a0
[ 1101.570775]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1101.575716]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1101.580754]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1101.585636]  ? warn_alloc+0x120/0x120
[ 1101.589465]  ? mark_held_locks+0x130/0x130
[ 1101.593717]  ? find_get_entry+0xaae/0x1120
[ 1101.597975]  ? filemap_map_pages+0x1a20/0x1a20
[ 1101.602572]  ? zap_class+0x640/0x640
[ 1101.606301]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1101.611848]  ? check_preemption_disabled+0x48/0x280
[ 1101.616873]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1101.622417]  ? should_fail+0x22d/0xd01
[ 1101.626346]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1101.631481]  ? zap_class+0x640/0x640
[ 1101.635229]  ? __lock_is_held+0xb5/0x140
[ 1101.639310]  ? mark_held_locks+0x130/0x130
[ 1101.643556]  ? lock_release+0xa00/0xa00
[ 1101.647539]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1101.653001]  ? xa_load+0x2ba/0x460
[ 1101.656551]  ? lock_downgrade+0x900/0x900
[ 1101.660713]  ? __might_sleep+0x95/0x190
[ 1101.664705]  __alloc_pages_nodemask+0xad8/0xea0
[ 1101.669388]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1101.674456]  ? __page_cache_alloc+0x191/0x5c0
[ 1101.678962]  ? xa_load+0x2e1/0x460
[ 1101.682519]  ? xa_clear_mark+0x40/0x40
[ 1101.686416]  ? zap_class+0x640/0x640
[ 1101.690173]  ? zap_class+0x640/0x640
[ 1101.693899]  ? zap_class+0x640/0x640
[ 1101.697624]  ? __do_page_cache_readahead+0x663/0x810
[ 1101.702742]  ? find_held_lock+0x36/0x1c0
[ 1101.706821]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1101.712377]  alloc_pages_current+0x173/0x350
[ 1101.716803]  __page_cache_alloc+0x38c/0x5c0
[ 1101.721131]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1101.726073]  ? kasan_check_read+0x11/0x20
[ 1101.730227]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1101.735517]  ? generic_perform_write+0x6a0/0x6a0
[ 1101.740285]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1101.745834]  ? check_preemption_disabled+0x48/0x280
[ 1101.750864]  filemap_fault+0x1595/0x25f0
[ 1101.754946]  ? __lock_page_or_retry+0xa00/0xa00
[ 1101.759627]  ? mark_held_locks+0x130/0x130
[ 1101.763883]  ? filemap_map_pages+0xd6b/0x1a20
[ 1101.768386]  ? lock_downgrade+0x900/0x900
[ 1101.772541]  ? check_preemption_disabled+0x48/0x280
[ 1101.777571]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1101.782514]  ? kasan_check_read+0x11/0x20
[ 1101.786669]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1101.791952]  ? rcu_softirq_qs+0x20/0x20
[ 1101.795949]  ? filemap_map_pages+0xd92/0x1a20
[ 1101.800907]  ? find_get_entries_tag+0x1400/0x1400
[ 1101.805763]  ? debug_object_destroy+0x2b0/0x2b0
[ 1101.810464]  ? lock_pi_update_atomic+0x150/0x150
[ 1101.815233]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1101.820790]  ? lock_acquire+0x1ed/0x520
[ 1101.824772]  ? ext4_filemap_fault+0x7a/0xad
[ 1101.829109]  ? lock_release+0xa00/0xa00
[ 1101.833090]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1101.838552]  ? print_usage_bug+0xc0/0xc0
[ 1101.842627]  ? print_usage_bug+0xc0/0xc0
[ 1101.846706]  ? down_read+0x8d/0x120
[ 1101.850336]  ? ext4_filemap_fault+0x7a/0xad
[ 1101.854669]  ? __down_interruptible+0x700/0x700
[ 1101.859354]  ext4_filemap_fault+0x82/0xad
[ 1101.863522]  __do_fault+0x100/0x6b0
[ 1101.867156]  ? find_held_lock+0x36/0x1c0
[ 1101.871239]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1101.876358]  ? mark_held_locks+0x130/0x130
[ 1101.880605]  ? mark_held_locks+0x130/0x130
[ 1101.884851]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1101.889353]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1101.893860]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1101.898477]  ? kasan_check_read+0x11/0x20
[ 1101.902634]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1101.908361]  __handle_mm_fault+0x3ea0/0x5be0
[ 1101.912785]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1101.917637]  ? finish_task_switch+0x1f4/0x910
[ 1101.922144]  ? finish_task_switch+0x1b4/0x910
[ 1101.926647]  ? __switch_to_asm+0x34/0x70
[ 1101.930719]  ? preempt_notifier_register+0x200/0x200
[ 1101.935832]  ? __switch_to_asm+0x34/0x70
[ 1101.939900]  ? __switch_to_asm+0x34/0x70
[ 1101.943987]  ? zap_class+0x640/0x640
[ 1101.947711]  ? zap_class+0x640/0x640
[ 1101.951458]  ? __x64_sys_futex+0x53e/0x6a0
[ 1101.955707]  ? find_held_lock+0x36/0x1c0
[ 1101.959785]  ? handle_mm_fault+0x42a/0xc70
[ 1101.964027]  ? lock_downgrade+0x900/0x900
[ 1101.968186]  ? check_preemption_disabled+0x48/0x280
[ 1101.973213]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1101.978149]  ? kasan_check_read+0x11/0x20
[ 1101.982306]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1101.987592]  ? rcu_softirq_qs+0x20/0x20
[ 1101.991574]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1101.996690]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1102.002245]  ? check_preemption_disabled+0x48/0x280
[ 1102.007282]  handle_mm_fault+0x54f/0xc70
[ 1102.011357]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1102.015955]  ? find_vma+0x34/0x190
[ 1102.019512]  __do_page_fault+0x5e8/0xe60
[ 1102.023581]  ? trace_hardirqs_off+0xb8/0x310
[ 1102.028008]  do_page_fault+0xf2/0x7e0
[ 1102.031819]  ? vmalloc_sync_all+0x30/0x30
[ 1102.036073]  ? error_entry+0x70/0xd0
[ 1102.039799]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1102.044822]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1102.049762]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1102.054702]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1102.059553]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1102.064580]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1102.070044]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1102.075071]  ? page_fault+0x8/0x30
[ 1102.078637]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1102.083492]  ? page_fault+0x8/0x30
[ 1102.087040]  page_fault+0x1e/0x30
[ 1102.090498] RIP: 0033:0x40f9c0
[ 1102.093709] Code: Bad RIP value.
[ 1102.097083] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1102.102468] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1102.109747] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1102.117023] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1102.124302] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1102.131692] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1102.139035] warn_alloc_show_mem: 1 callbacks suppressed
[ 1102.139047] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1102.139049] Mem-Info:
[ 1102.139079] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1102.139079]  active_file:15 inactive_file:19 isolated_file:0
[ 1102.139079]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1102.139079]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1102.139079]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1102.139079]  free:13737 free_pcp:253 free_cma:0
[ 1102.144447] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1102.151655] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1102.154066] Call Trace:
[ 1102.187201] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1102.196558]  <IRQ>
[ 1102.224128] lowmem_reserve[]: 0 2818 6321 6321
[ 1102.226731]  dump_stack+0x244/0x39d
[ 1102.252822] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1102.254989]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1102.259538] lowmem_reserve[]: 0 0 3503 3503
[ 1102.263186]  warn_alloc.cold.116+0xb7/0x1bd
[ 1102.290665] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1102.295861]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1102.300159] lowmem_reserve[]: 0 0 0 0
[ 1102.304494]  ? lock_downgrade+0x900/0x900
[ 1102.333477] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1102.338331]  ? trace_hardirqs_off+0xb8/0x310
[ 1102.342104] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1102.346256]  ? trace_hardirqs_off+0xb8/0x310
[ 1102.359756] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1102.364181]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1102.378992] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1102.383442]  ? warn_alloc+0x120/0x120
[ 1102.399080] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1102.403925]  ? print_usage_bug+0xc0/0xc0
[ 1102.412740] 1801 total pagecache pages
[ 1102.416542]  ? warn_alloc+0x120/0x120
[ 1102.425105] 0 pages in swap cache
[ 1102.429157]  ? warn_alloc+0x120/0x120
[ 1102.433033] Swap cache stats: add 0, delete 0, find 0/0
[ 1102.436829]  ? print_usage_bug+0xc0/0xc0
[ 1102.440262] Free swap  = 0kB
[ 1102.444068]  ? kvm_clock_read+0x18/0x30
[ 1102.449412] Total swap = 0kB
[ 1102.453493]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1102.456498] 1965979 pages RAM
[ 1102.460483]  ? print_usage_bug+0xc0/0xc0
[ 1102.463484] 0 pages HighMem/MovableOnly
[ 1102.468495]  ? __lock_acquire+0x62f/0x4c20
[ 1102.471587] 342854 pages reserved
[ 1102.475648]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1102.479602] 0 pages cma reserved
[ 1102.483839]  ? should_fail+0x22d/0xd01
[ 1102.487335] aoe: skb alloc failure
[ 1102.492812]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1102.492830]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1102.496244] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1102.500072]  ? __lock_acquire+0x62f/0x4c20
[ 1102.503595] syz-fuzzer cpuset=/ mems_allowed=0
[ 1102.508871]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1102.538069]  ? __lock_acquire+0x62f/0x4c20
[ 1102.542313]  ? should_fail+0x22d/0xd01
[ 1102.546209]  ? rcu_irq_exit+0x1a2/0x390
[ 1102.550201]  ? mark_held_locks+0x130/0x130
[ 1102.554468]  ? mark_held_locks+0x130/0x130
[ 1102.558722]  ? mark_held_locks+0xc7/0x130
[ 1102.562881]  ? smp_apic_timer_interrupt+0x1cb/0x760
[ 1102.567908]  ? zap_class+0x640/0x640
[ 1102.571631]  ? print_usage_bug+0xc0/0xc0
[ 1102.575710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1102.581261]  ? check_preemption_disabled+0x48/0x280
[ 1102.586296]  ? __lock_is_held+0xb5/0x140
[ 1102.590370]  __alloc_pages_nodemask+0xad8/0xea0
[ 1102.595050]  ? zap_class+0x640/0x640
[ 1102.598775]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1102.603809]  ? find_held_lock+0x36/0x1c0
[ 1102.607888]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1102.612568]  ? lock_downgrade+0x900/0x900
[ 1102.616736]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1102.622286]  cache_grow_begin+0xa5/0x8c0
[ 1102.626359]  ? do_raw_spin_unlock+0xa7/0x330
[ 1102.630786]  fallback_alloc+0x204/0x2e0
[ 1102.634778]  ____cache_alloc_node+0x1c7/0x1e0
[ 1102.639292]  kmem_cache_alloc_node+0xe3/0x730
[ 1102.643802]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1102.648056]  __alloc_skb+0x119/0x770
[ 1102.651776]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1102.657067]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1102.661493]  ? lock_downgrade+0x900/0x900
[ 1102.665659]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1102.671291]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1102.676755]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1102.682215]  ? addrconf_rs_timer+0x690/0x690
[ 1102.686643]  ndisc_alloc_skb+0x144/0x340
[ 1102.690718]  ndisc_send_rs+0x331/0x6e0
[ 1102.694624]  addrconf_rs_timer+0x314/0x690
[ 1102.698877]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1102.703133]  call_timer_fn+0x272/0x920
[ 1102.707029]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1102.711277]  ? process_timeout+0x40/0x40
[ 1102.715352]  ? __run_timers+0x7da/0xc70
[ 1102.719339]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1102.723841]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1102.728480]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1102.732726]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1102.737322]  ? trace_hardirqs_on+0xbd/0x310
[ 1102.741655]  ? kasan_check_read+0x11/0x20
[ 1102.745809]  ? __run_timers+0x7da/0xc70
[ 1102.749803]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1102.754925]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1102.759177]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1102.763437]  __run_timers+0x7e5/0xc70
[ 1102.767258]  ? timer_fixup_init+0x70/0x70
[ 1102.771418]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1102.776487]  ? zap_class+0x640/0x640
[ 1102.780212]  ? enqueue_hrtimer+0x1a5/0x560
[ 1102.784475]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1102.789681]  ? find_held_lock+0x36/0x1c0
[ 1102.793755]  ? zap_class+0x640/0x640
[ 1102.797498]  ? pvclock_read_flags+0x160/0x160
[ 1102.802003]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1102.807553]  ? check_preemption_disabled+0x48/0x280
[ 1102.812588]  ? __lock_is_held+0xb5/0x140
[ 1102.816659]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1102.822210]  ? check_preemption_disabled+0x48/0x280
[ 1102.827240]  run_timer_softirq+0x52/0xb0
[ 1102.831309]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1102.836334]  __do_softirq+0x308/0xb7e
[ 1102.840148]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1102.844651]  ? lock_downgrade+0x900/0x900
[ 1102.848812]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1102.853935]  ? pvclock_read_flags+0x160/0x160
[ 1102.858463]  ? lapic_next_event+0x5a/0x90
[ 1102.863156]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1102.868711]  ? kvm_clock_read+0x18/0x30
[ 1102.872698]  ? kvm_sched_clock_read+0x9/0x20
[ 1102.877116]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1102.882662]  ? check_preemption_disabled+0x48/0x280
[ 1102.887695]  irq_exit+0x17f/0x1c0
[ 1102.891164]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1102.896015]  ? smp_reschedule_interrupt+0x109/0x650
[ 1102.901042]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1102.906938]  ? interrupt_entry+0xb5/0xc0
[ 1102.911018]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1102.916043]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1102.921067]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1102.925920]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1102.930951]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1102.935982]  ? task_prio+0x50/0x50
[ 1102.939534]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1102.945081]  ? check_preemption_disabled+0x48/0x280
[ 1102.950113]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1102.954981]  apic_timer_interrupt+0xf/0x20
[ 1102.959220]  </IRQ>
[ 1102.961491] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1102.966450] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1102.985360] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1102.993076] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1103.000354] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1103.007633] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1103.014906] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1103.022181] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1103.029511]  skb_clone+0x1bb/0x500
[ 1103.033065]  ? finish_task_switch+0x2f4/0x910
[ 1103.037569]  ? skb_split+0x11e0/0x11e0
[ 1103.041489]  ? preempt_notifier_register+0x200/0x200
[ 1103.046596]  ? __switch_to_asm+0x34/0x70
[ 1103.050666]  ? __switch_to_asm+0x34/0x70
[ 1103.054732]  ? __switch_to_asm+0x40/0x70
[ 1103.058801]  ? __switch_to_asm+0x34/0x70
[ 1103.062867]  ? __switch_to_asm+0x40/0x70
[ 1103.066932]  ? __switch_to_asm+0x34/0x70
[ 1103.071002]  ? __switch_to_asm+0x40/0x70
[ 1103.075067]  ? __switch_to_asm+0x34/0x70
[ 1103.079140]  ? __switch_to_asm+0x34/0x70
[ 1103.083203]  ? __switch_to_asm+0x40/0x70
[ 1103.087268]  ? __switch_to_asm+0x34/0x70
[ 1103.091345]  bpf_clone_redirect+0xb9/0x490
[ 1103.095589]  ? __schedule+0x8d7/0x21d0
[ 1103.099495]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1103.104524]  ? __sched_text_start+0x8/0x8
[ 1103.108683]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1103.113475]  ? find_held_lock+0x36/0x1c0
[ 1103.117565]  ? lock_acquire+0x1ed/0x520
[ 1103.121551]  ? bpf_test_run+0x3cb/0x780
[ 1103.125535]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1103.131086]  ? check_preemption_disabled+0x48/0x280
[ 1103.136115]  ? kasan_check_read+0x11/0x20
[ 1103.140273]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1103.145561]  ? rcu_softirq_qs+0x20/0x20
[ 1103.149549]  ? preempt_schedule+0x4d/0x60
[ 1103.153710]  ? ___preempt_schedule+0x16/0x18
[ 1103.158137]  ? bpf_test_run+0x25d/0x780
[ 1103.162133]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1103.166556]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1103.172110]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1103.176884]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1103.181736]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1103.187284]  ? fput+0x130/0x1a0
[ 1103.190577]  ? __bpf_prog_get+0x9b/0x290
[ 1103.194654]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1103.199506]  ? bpf_prog_test_run+0x130/0x1a0
[ 1103.203928]  ? __x64_sys_bpf+0x3d8/0x520
[ 1103.208006]  ? bpf_prog_get+0x20/0x20
[ 1103.211835]  ? do_syscall_64+0x1b9/0x820
[ 1103.215904]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1103.221282]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1103.226218]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1103.231070]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1103.236099]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1103.241124]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1103.246155]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1103.251013]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1103.256407] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1103.256503] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1103.263471] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1103.263477] Call Trace:
[ 1103.263484]  <IRQ>
[ 1103.263501]  dump_stack+0x244/0x39d
[ 1103.263522]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1103.270061] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1103.279370]  warn_alloc.cold.116+0xb7/0x1bd
[ 1103.281933] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1103.284085]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1103.317606]  ? lock_downgrade+0x900/0x900
[ 1103.321770]  ? trace_hardirqs_off+0xb8/0x310
[ 1103.326190]  ? trace_hardirqs_off+0xb8/0x310
[ 1103.330615]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1103.335509]  ? warn_alloc+0x120/0x120
[ 1103.339324]  ? warn_alloc+0x120/0x120
[ 1103.343138]  ? warn_alloc+0x120/0x120
[ 1103.346950]  ? print_usage_bug+0xc0/0xc0
[ 1103.351027]  ? print_usage_bug+0xc0/0xc0
[ 1103.355095]  ? ktime_get+0x2c1/0x400
[ 1103.358825]  ? check_preemption_disabled+0x48/0x280
[ 1103.363849]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1103.368353]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1103.373901]  ? should_fail+0x22d/0xd01
[ 1103.377798]  ? kasan_check_read+0x11/0x20
[ 1103.381957]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1103.387069]  ? __lock_acquire+0x62f/0x4c20
[ 1103.391320]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1103.396457]  ? should_fail+0x22d/0xd01
[ 1103.400359]  ? print_usage_bug+0xc0/0xc0
[ 1103.404462]  ? mark_held_locks+0x130/0x130
[ 1103.408714]  ? mark_held_locks+0x130/0x130
[ 1103.412959]  ? check_preemption_disabled+0x48/0x280
[ 1103.417994]  ? zap_class+0x640/0x640
[ 1103.421717]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1103.426490]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1103.432037]  ? check_preemption_disabled+0x48/0x280
[ 1103.437070]  ? __lock_is_held+0xb5/0x140
[ 1103.441147]  __alloc_pages_nodemask+0xad8/0xea0
[ 1103.445824]  ? zap_class+0x640/0x640
[ 1103.449556]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1103.454592]  ? find_held_lock+0x36/0x1c0
[ 1103.458676]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1103.463358]  ? lock_downgrade+0x900/0x900
[ 1103.467522]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1103.473076]  cache_grow_begin+0xa5/0x8c0
[ 1103.477147]  ? do_raw_spin_unlock+0xa7/0x330
[ 1103.481575]  fallback_alloc+0x204/0x2e0
[ 1103.485563]  ____cache_alloc_node+0x1c7/0x1e0
[ 1103.490070]  kmem_cache_alloc_node+0xe3/0x730
[ 1103.494577]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1103.499182]  __alloc_skb+0x119/0x770
[ 1103.502906]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[ 1103.508283]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1103.512712]  ? vprintk_default+0x28/0x30
[ 1103.516781]  ? vprintk_func+0x85/0x181
[ 1103.520678]  ? printk+0xa7/0xcf
[ 1103.523965]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1103.528732]  ? do_raw_spin_trylock+0x270/0x270
[ 1103.533331]  new_skb+0x26/0x1c0
[ 1103.536621]  aoecmd_cfg+0x279/0x7f0
[ 1103.540257]  ? find_held_lock+0x36/0x1c0
[ 1103.544333]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[ 1103.548668]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1103.554225]  ? __lock_is_held+0xb5/0x140
[ 1103.558304]  discover_timer+0x50/0x60
[ 1103.562110]  call_timer_fn+0x272/0x920
[ 1103.566006]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1103.570858]  ? process_timeout+0x40/0x40
[ 1103.574940]  ? mark_held_locks+0xc7/0x130
[ 1103.579097]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1103.583604]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1103.588111]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1103.592962]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1103.597562]  ? trace_hardirqs_on+0xbd/0x310
[ 1103.601891]  ? kasan_check_read+0x11/0x20
[ 1103.606047]  ? __run_timers+0x7da/0xc70
[ 1103.610040]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1103.615164]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1103.620020]  __run_timers+0x7e5/0xc70
[ 1103.623841]  ? timer_fixup_init+0x70/0x70
[ 1103.628002]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1103.633028]  ? zap_class+0x640/0x640
[ 1103.636756]  ? print_usage_bug+0xc0/0xc0
[ 1103.640831]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1103.646040]  ? find_held_lock+0x36/0x1c0
[ 1103.650117]  ? zap_class+0x640/0x640
[ 1103.653843]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1103.659453]  ? check_preemption_disabled+0x48/0x280
[ 1103.664499]  ? __lock_is_held+0xb5/0x140
[ 1103.668570]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1103.674119]  ? check_preemption_disabled+0x48/0x280
[ 1103.679153]  run_timer_softirq+0x52/0xb0
[ 1103.683226]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1103.688252]  __do_softirq+0x308/0xb7e
[ 1103.692066]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1103.696570]  ? lock_downgrade+0x900/0x900
[ 1103.700732]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1103.705854]  ? pvclock_read_flags+0x160/0x160
[ 1103.710364]  ? lapic_next_event+0x5a/0x90
[ 1103.714523]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1103.720074]  ? kvm_clock_read+0x18/0x30
[ 1103.724058]  ? kvm_sched_clock_read+0x9/0x20
[ 1103.728483]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1103.734034]  ? check_preemption_disabled+0x48/0x280
[ 1103.739069]  irq_exit+0x17f/0x1c0
[ 1103.742540]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1103.747390]  ? smp_reschedule_interrupt+0x109/0x650
[ 1103.752455]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1103.758459]  ? interrupt_entry+0xb5/0xc0
[ 1103.762538]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1103.767562]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1103.772595]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1103.777467]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1103.782495]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1103.787528]  ? task_prio+0x50/0x50
[ 1103.791077]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1103.796627]  ? check_preemption_disabled+0x48/0x280
[ 1103.801748]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1103.806608]  apic_timer_interrupt+0xf/0x20
[ 1103.810845]  </IRQ>
[ 1103.813094] RIP: 0010:console_unlock+0x102f/0x1190
[ 1103.818031] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1103.836941] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1103.844705] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1103.851980] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1103.859258] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1103.866537] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1103.873820] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1103.881124]  ? netconsole_netdev_event+0x280/0x280
[ 1103.886066]  ? console_unlock+0x1026/0x1190
[ 1103.890417]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1103.895120]  ? vprintk_emit+0x846/0x990
[ 1103.899107]  ? lock_release+0xa00/0xa00
[ 1103.903091]  ? trace_hardirqs_on+0x30/0x310
[ 1103.907437]  ? vprintk_default+0x28/0x30
[ 1103.911521]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1103.916635]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1103.922190]  vprintk_emit+0x391/0x990
[ 1103.926006]  ? wake_up_klogd+0x180/0x180
[ 1103.930095]  ? find_held_lock+0x31/0x1c0
[ 1103.934174]  ? mark_held_locks+0xc7/0x130
[ 1103.938335]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1103.942838]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1103.947348]  vprintk_default+0x28/0x30
[ 1103.951245]  vprintk_func+0x7e/0x181
[ 1103.954970]  printk+0xa7/0xcf
[ 1103.958085]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1103.962854]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1103.967372]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1103.972667]  dump_header+0x7cc/0xf72
[ 1103.976405]  ? pagefault_out_of_memory+0x197/0x197
[ 1103.981372]  ? __lock_acquire+0x62f/0x4c20
[ 1103.985617]  ? percpu_ref_get_many+0x240/0x240
[ 1103.990209]  ? print_usage_bug+0xc0/0xc0
[ 1103.994289]  ? zap_class+0x640/0x640
[ 1103.998709]  ? print_usage_bug+0xc0/0xc0
[ 1104.002784]  ? zap_class+0x640/0x640
[ 1104.006510]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1104.012152]  ? find_held_lock+0x36/0x1c0
[ 1104.016232]  ? mark_held_locks+0xc7/0x130
[ 1104.020390]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1104.025521]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1104.030641]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1104.035235]  ? trace_hardirqs_on+0xbd/0x310
[ 1104.039578]  ? kasan_check_read+0x11/0x20
[ 1104.043734]  ? ___ratelimit+0x3b4/0x672
[ 1104.047722]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1104.052838]  ? trace_hardirqs_on+0x310/0x310
[ 1104.057259]  ? lock_downgrade+0x900/0x900
[ 1104.061448]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1104.066561]  ? ___ratelimit+0x3b9/0x672
[ 1104.070543]  ? idr_get_free+0xf70/0xf70
[ 1104.074527]  ? find_held_lock+0x36/0x1c0
[ 1104.078608]  oom_kill_process.cold.27+0x10/0x903
[ 1104.083373]  ? zap_class+0x640/0x640
[ 1104.087096]  ? check_preemption_disabled+0x48/0x280
[ 1104.092124]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1104.097063]  ? kasan_check_read+0x11/0x20
[ 1104.101220]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1104.106507]  ? oom_evaluate_task+0x540/0x540
[ 1104.110930]  ? find_held_lock+0x36/0x1c0
[ 1104.115008]  ? out_of_memory+0x974/0x1430
[ 1104.119164]  ? lock_downgrade+0x900/0x900
[ 1104.123318]  ? check_preemption_disabled+0x48/0x280
[ 1104.128347]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1104.133287]  ? kasan_check_read+0x11/0x20
[ 1104.137463]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1104.142748]  ? rcu_softirq_qs+0x20/0x20
[ 1104.146736]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1104.152279]  ? oom_evaluate_task+0x302/0x540
[ 1104.156700]  out_of_memory+0xa84/0x1430
[ 1104.160695]  ? oom_killer_disable+0x3a0/0x3a0
[ 1104.165201]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1104.170142]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1104.175176]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1104.180055]  ? warn_alloc+0x120/0x120
[ 1104.183867]  ? mark_held_locks+0x130/0x130
[ 1104.188123]  ? find_get_entry+0xaae/0x1120
[ 1104.192378]  ? filemap_map_pages+0x1a20/0x1a20
[ 1104.196977]  ? zap_class+0x640/0x640
[ 1104.200709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1104.206257]  ? check_preemption_disabled+0x48/0x280
[ 1104.211281]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1104.216826]  ? should_fail+0x22d/0xd01
[ 1104.220726]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1104.225837]  ? zap_class+0x640/0x640
[ 1104.229584]  ? __lock_is_held+0xb5/0x140
[ 1104.233659]  ? mark_held_locks+0x130/0x130
[ 1104.237924]  ? lock_release+0xa00/0xa00
[ 1104.241920]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1104.247411]  ? xa_load+0x2ba/0x460
[ 1104.250984]  ? lock_downgrade+0x900/0x900
[ 1104.255149]  ? __might_sleep+0x95/0x190
[ 1104.259137]  __alloc_pages_nodemask+0xad8/0xea0
[ 1104.263821]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1104.268845]  ? __page_cache_alloc+0x191/0x5c0
[ 1104.273351]  ? xa_load+0x2e1/0x460
[ 1104.276900]  ? xa_clear_mark+0x40/0x40
[ 1104.280796]  ? zap_class+0x640/0x640
[ 1104.284530]  ? zap_class+0x640/0x640
[ 1104.288251]  ? zap_class+0x640/0x640
[ 1104.291979]  ? __do_page_cache_readahead+0x663/0x810
[ 1104.297100]  ? find_held_lock+0x36/0x1c0
[ 1104.301175]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1104.306728]  alloc_pages_current+0x173/0x350
[ 1104.311151]  __page_cache_alloc+0x38c/0x5c0
[ 1104.315483]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1104.320419]  ? kasan_check_read+0x11/0x20
[ 1104.324599]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1104.329886]  ? generic_perform_write+0x6a0/0x6a0
[ 1104.334650]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1104.340205]  ? check_preemption_disabled+0x48/0x280
[ 1104.345236]  filemap_fault+0x1595/0x25f0
[ 1104.349321]  ? __lock_page_or_retry+0xa00/0xa00
[ 1104.354005]  ? mark_held_locks+0x130/0x130
[ 1104.358256]  ? filemap_map_pages+0xd6b/0x1a20
[ 1104.362762]  ? lock_downgrade+0x900/0x900
[ 1104.366919]  ? check_preemption_disabled+0x48/0x280
[ 1104.371989]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1104.376972]  ? kasan_check_read+0x11/0x20
[ 1104.381127]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1104.386415]  ? rcu_softirq_qs+0x20/0x20
[ 1104.390457]  ? filemap_map_pages+0xd92/0x1a20
[ 1104.394973]  ? find_get_entries_tag+0x1400/0x1400
[ 1104.399825]  ? debug_object_destroy+0x2b0/0x2b0
[ 1104.404509]  ? lock_pi_update_atomic+0x150/0x150
[ 1104.409272]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1104.414836]  ? lock_acquire+0x1ed/0x520
[ 1104.418816]  ? ext4_filemap_fault+0x7a/0xad
[ 1104.423151]  ? lock_release+0xa00/0xa00
[ 1104.427137]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1104.432596]  ? print_usage_bug+0xc0/0xc0
[ 1104.436669]  ? print_usage_bug+0xc0/0xc0
[ 1104.440755]  ? down_read+0x8d/0x120
[ 1104.444387]  ? ext4_filemap_fault+0x7a/0xad
[ 1104.448737]  ? __down_interruptible+0x700/0x700
[ 1104.453439]  ext4_filemap_fault+0x82/0xad
[ 1104.457604]  __do_fault+0x100/0x6b0
[ 1104.461238]  ? find_held_lock+0x36/0x1c0
[ 1104.465308]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1104.470447]  ? mark_held_locks+0x130/0x130
[ 1104.474699]  ? mark_held_locks+0x130/0x130
[ 1104.478941]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1104.483465]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1104.487973]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1104.492576]  ? kasan_check_read+0x11/0x20
[ 1104.496736]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1104.502291]  __handle_mm_fault+0x3ea0/0x5be0
[ 1104.506716]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1104.511569]  ? finish_task_switch+0x1f4/0x910
[ 1104.516073]  ? finish_task_switch+0x1b4/0x910
[ 1104.520574]  ? __switch_to_asm+0x34/0x70
[ 1104.524646]  ? preempt_notifier_register+0x200/0x200
[ 1104.529757]  ? __switch_to_asm+0x34/0x70
[ 1104.533826]  ? __switch_to_asm+0x34/0x70
[ 1104.537907]  ? zap_class+0x640/0x640
[ 1104.541631]  ? zap_class+0x640/0x640
[ 1104.545352]  ? __x64_sys_futex+0x53e/0x6a0
[ 1104.549597]  ? find_held_lock+0x36/0x1c0
[ 1104.553675]  ? handle_mm_fault+0x42a/0xc70
[ 1104.557918]  ? lock_downgrade+0x900/0x900
[ 1104.562074]  ? check_preemption_disabled+0x48/0x280
[ 1104.567103]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1104.572040]  ? kasan_check_read+0x11/0x20
[ 1104.576198]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1104.581486]  ? rcu_softirq_qs+0x20/0x20
[ 1104.585482]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1104.590597]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1104.596147]  ? check_preemption_disabled+0x48/0x280
[ 1104.601180]  handle_mm_fault+0x54f/0xc70
[ 1104.605257]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1104.609851]  ? find_vma+0x34/0x190
[ 1104.613404]  __do_page_fault+0x5e8/0xe60
[ 1104.617493]  ? trace_hardirqs_off+0xb8/0x310
[ 1104.621919]  do_page_fault+0xf2/0x7e0
[ 1104.625732]  ? vmalloc_sync_all+0x30/0x30
[ 1104.629889]  ? error_entry+0x70/0xd0
[ 1104.633614]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1104.638638]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1104.643583]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1104.648521]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1104.653375]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1104.658398]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1104.663887]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1104.668916]  ? page_fault+0x8/0x30
[ 1104.672479]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1104.677334]  ? page_fault+0x8/0x30
[ 1104.680884]  page_fault+0x1e/0x30
[ 1104.684345] RIP: 0033:0x40f9c0
[ 1104.687565] Code: Bad RIP value.
[ 1104.690939] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1104.696312] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1104.703586] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1104.710860] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1104.718132] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1104.725408] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1104.732888] warn_alloc_show_mem: 1 callbacks suppressed
[ 1104.732901] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1104.732903] Mem-Info:
[ 1104.732933] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1104.732933]  active_file:15 inactive_file:19 isolated_file:0
[ 1104.732933]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1104.732933]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1104.732933]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1104.732933]  free:13737 free_pcp:253 free_cma:0
[ 1104.738280] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1104.738289] Call Trace:
[ 1104.745502] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1104.747909]  <IRQ>
[ 1104.780864] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1104.790224]  dump_stack+0x244/0x39d
[ 1104.792780] lowmem_reserve[]: 0 2818 6321 6321
[ 1104.820379]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1104.822518] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1104.848637]  warn_alloc.cold.116+0xb7/0x1bd
[ 1104.852235] lowmem_reserve[]: 0 0 3503 3503
[ 1104.856826]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1104.862126] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1104.889636]  ? lock_downgrade+0x900/0x900
[ 1104.893934] lowmem_reserve[]: 0 0 0 0
[ 1104.898275]  ? trace_hardirqs_off+0xb8/0x310
[ 1104.903098] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1104.932080]  ? trace_hardirqs_off+0xb8/0x310
[ 1104.936208] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1104.940020]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1104.944407] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1104.957982]  ? warn_alloc+0x120/0x120
[ 1104.962354] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1104.977178]  ? print_usage_bug+0xc0/0xc0
[ 1104.982011] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1104.997700]  ? warn_alloc+0x120/0x120
[ 1105.001488] 1801 total pagecache pages
[ 1105.010327]  ? warn_alloc+0x120/0x120
[ 1105.014380] 0 pages in swap cache
[ 1105.022952]  ? print_usage_bug+0xc0/0xc0
[ 1105.026737] Swap cache stats: add 0, delete 0, find 0/0
[ 1105.030620]  ? print_usage_bug+0xc0/0xc0
[ 1105.034406] Free swap  = 0kB
[ 1105.037877]  ? __lock_acquire+0x62f/0x4c20
[ 1105.041926] Total swap = 0kB
[ 1105.047294]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1105.051339] 1965979 pages RAM
[ 1105.054358]  ? should_fail+0x22d/0xd01
[ 1105.058573] 0 pages HighMem/MovableOnly
[ 1105.061598]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1105.067112] 342854 pages reserved
[ 1105.067121] 0 pages cma reserved
[ 1105.070232]  ? __lock_acquire+0x62f/0x4c20
[ 1105.074166] aoe: skb alloc failure
[ 1105.078077]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1105.083230] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1105.086625]  ? __lock_acquire+0x62f/0x4c20
[ 1105.089976] syz-fuzzer cpuset=/ mems_allowed=0
[ 1105.094216]  ? should_fail+0x22d/0xd01
[ 1105.125735]  ? find_held_lock+0x36/0x1c0
[ 1105.129813]  ? mark_held_locks+0x130/0x130
[ 1105.134058]  ? mark_held_locks+0x130/0x130
[ 1105.138300]  ? zap_class+0x640/0x640
[ 1105.142025]  ? zap_class+0x640/0x640
[ 1105.145752]  ? print_usage_bug+0xc0/0xc0
[ 1105.149818]  ? do_raw_spin_unlock+0xa7/0x330
[ 1105.154235]  ? zap_class+0x640/0x640
[ 1105.157964]  ? print_usage_bug+0xc0/0xc0
[ 1105.162032]  ? wq_watchdog_touch+0x9c/0xfe
[ 1105.166283]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1105.171832]  ? check_preemption_disabled+0x48/0x280
[ 1105.176866]  ? __lock_is_held+0xb5/0x140
[ 1105.180948]  __alloc_pages_nodemask+0xad8/0xea0
[ 1105.185627]  ? zap_class+0x640/0x640
[ 1105.189353]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1105.194388]  ? find_held_lock+0x36/0x1c0
[ 1105.198503]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1105.203181]  ? lock_downgrade+0x900/0x900
[ 1105.207344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1105.212897]  cache_grow_begin+0xa5/0x8c0
[ 1105.216974]  ? do_raw_spin_unlock+0xa7/0x330
[ 1105.221397]  fallback_alloc+0x204/0x2e0
[ 1105.225406]  ____cache_alloc_node+0x1c7/0x1e0
[ 1105.229933]  kmem_cache_alloc_node+0xe3/0x730
[ 1105.234462]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1105.238717]  __alloc_skb+0x119/0x770
[ 1105.242454]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1105.247748]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1105.252163]  ? lock_downgrade+0x900/0x900
[ 1105.256327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1105.261874]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1105.267340]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1105.272801]  ? addrconf_rs_timer+0x690/0x690
[ 1105.277231]  ndisc_alloc_skb+0x144/0x340
[ 1105.281310]  ndisc_send_rs+0x331/0x6e0
[ 1105.285213]  addrconf_rs_timer+0x314/0x690
[ 1105.289479]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1105.293737]  call_timer_fn+0x272/0x920
[ 1105.297638]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1105.301883]  ? process_timeout+0x40/0x40
[ 1105.305971]  ? __run_timers+0x7da/0xc70
[ 1105.309963]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1105.314474]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1105.318978]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1105.323219]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1105.327813]  ? trace_hardirqs_on+0xbd/0x310
[ 1105.332148]  ? kasan_check_read+0x11/0x20
[ 1105.336307]  ? __run_timers+0x7da/0xc70
[ 1105.340295]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1105.345411]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1105.349685]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1105.353928]  __run_timers+0x7e5/0xc70
[ 1105.357754]  ? timer_fixup_init+0x70/0x70
[ 1105.361912]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1105.366952]  ? zap_class+0x640/0x640
[ 1105.370682]  ? enqueue_hrtimer+0x1a5/0x560
[ 1105.374926]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1105.380184]  ? find_held_lock+0x36/0x1c0
[ 1105.384259]  ? zap_class+0x640/0x640
[ 1105.387985]  ? pvclock_read_flags+0x160/0x160
[ 1105.392494]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1105.398045]  ? check_preemption_disabled+0x48/0x280
[ 1105.403078]  ? __lock_is_held+0xb5/0x140
[ 1105.407155]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1105.412704]  ? check_preemption_disabled+0x48/0x280
[ 1105.417739]  run_timer_softirq+0x52/0xb0
[ 1105.421810]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1105.426839]  __do_softirq+0x308/0xb7e
[ 1105.430658]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1105.435163]  ? lock_downgrade+0x900/0x900
[ 1105.439323]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1105.444459]  ? pvclock_read_flags+0x160/0x160
[ 1105.448968]  ? lapic_next_event+0x5a/0x90
[ 1105.453126]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1105.458681]  ? kvm_clock_read+0x18/0x30
[ 1105.462664]  ? kvm_sched_clock_read+0x9/0x20
[ 1105.467089]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1105.472637]  ? check_preemption_disabled+0x48/0x280
[ 1105.477673]  irq_exit+0x17f/0x1c0
[ 1105.481140]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1105.485991]  ? smp_reschedule_interrupt+0x109/0x650
[ 1105.491018]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1105.496914]  ? interrupt_entry+0xb5/0xc0
[ 1105.500989]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1105.506012]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1105.511039]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1105.515892]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1105.520916]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1105.525950]  ? task_prio+0x50/0x50
[ 1105.529501]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1105.535049]  ? check_preemption_disabled+0x48/0x280
[ 1105.540085]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1105.544949]  apic_timer_interrupt+0xf/0x20
[ 1105.549184]  </IRQ>
[ 1105.551450] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1105.556392] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1105.575321] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1105.583037] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1105.590312] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1105.597588] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1105.604864] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1105.612142] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1105.619484]  skb_clone+0x1bb/0x500
[ 1105.623037]  ? finish_task_switch+0x2f4/0x910
[ 1105.627550]  ? skb_split+0x11e0/0x11e0
[ 1105.631470]  ? preempt_notifier_register+0x200/0x200
[ 1105.636588]  ? __switch_to_asm+0x34/0x70
[ 1105.640657]  ? __switch_to_asm+0x34/0x70
[ 1105.644725]  ? __switch_to_asm+0x40/0x70
[ 1105.648793]  ? __switch_to_asm+0x34/0x70
[ 1105.652859]  ? __switch_to_asm+0x40/0x70
[ 1105.656926]  ? __switch_to_asm+0x34/0x70
[ 1105.660997]  ? __switch_to_asm+0x40/0x70
[ 1105.665067]  ? __switch_to_asm+0x34/0x70
[ 1105.669137]  ? __switch_to_asm+0x34/0x70
[ 1105.673201]  ? __switch_to_asm+0x40/0x70
[ 1105.677268]  ? __switch_to_asm+0x34/0x70
[ 1105.681343]  bpf_clone_redirect+0xb9/0x490
[ 1105.685586]  ? __schedule+0x8d7/0x21d0
[ 1105.689493]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1105.694521]  ? __sched_text_start+0x8/0x8
[ 1105.698679]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1105.703472]  ? find_held_lock+0x36/0x1c0
[ 1105.707557]  ? lock_acquire+0x1ed/0x520
[ 1105.711541]  ? bpf_test_run+0x3cb/0x780
[ 1105.715531]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1105.721081]  ? check_preemption_disabled+0x48/0x280
[ 1105.726112]  ? kasan_check_read+0x11/0x20
[ 1105.730272]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1105.735558]  ? rcu_softirq_qs+0x20/0x20
[ 1105.739546]  ? preempt_schedule+0x4d/0x60
[ 1105.743702]  ? ___preempt_schedule+0x16/0x18
[ 1105.748130]  ? bpf_test_run+0x25d/0x780
[ 1105.752125]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1105.756552]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1105.762106]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1105.766879]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1105.771727]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1105.777273]  ? fput+0x130/0x1a0
[ 1105.780568]  ? __bpf_prog_get+0x9b/0x290
[ 1105.784642]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1105.789497]  ? bpf_prog_test_run+0x130/0x1a0
[ 1105.793920]  ? __x64_sys_bpf+0x3d8/0x520
[ 1105.797996]  ? bpf_prog_get+0x20/0x20
[ 1105.801962]  ? do_syscall_64+0x1b9/0x820
[ 1105.806034]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1105.811411]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1105.816367]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1105.821225]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1105.826251]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1105.831276]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1105.836306]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1105.841164]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1105.846558] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1105.846627] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1105.853582] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1105.853588] Call Trace:
[ 1105.853595]  <IRQ>
[ 1105.853612]  dump_stack+0x244/0x39d
[ 1105.853633]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1105.860168] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1105.869494]  warn_alloc.cold.116+0xb7/0x1bd
[ 1105.872058] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1105.874207]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1105.907734]  ? lock_downgrade+0x900/0x900
[ 1105.911899]  ? trace_hardirqs_off+0xb8/0x310
[ 1105.916323]  ? trace_hardirqs_off+0xb8/0x310
[ 1105.920752]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1105.925630]  ? warn_alloc+0x120/0x120
[ 1105.929469]  ? warn_alloc+0x120/0x120
[ 1105.933287]  ? warn_alloc+0x120/0x120
[ 1105.937098]  ? print_usage_bug+0xc0/0xc0
[ 1105.941172]  ? print_usage_bug+0xc0/0xc0
[ 1105.945243]  ? ktime_get+0x2c1/0x400
[ 1105.948973]  ? check_preemption_disabled+0x48/0x280
[ 1105.954001]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1105.958519]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1105.964066]  ? should_fail+0x22d/0xd01
[ 1105.967962]  ? kasan_check_read+0x11/0x20
[ 1105.972125]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1105.977241]  ? __lock_acquire+0x62f/0x4c20
[ 1105.981488]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1105.986604]  ? should_fail+0x22d/0xd01
[ 1105.990504]  ? print_usage_bug+0xc0/0xc0
[ 1105.994583]  ? mark_held_locks+0x130/0x130
[ 1105.998830]  ? mark_held_locks+0x130/0x130
[ 1106.003077]  ? check_preemption_disabled+0x48/0x280
[ 1106.008113]  ? zap_class+0x640/0x640
[ 1106.011842]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1106.016610]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1106.022154]  ? check_preemption_disabled+0x48/0x280
[ 1106.027190]  ? __lock_is_held+0xb5/0x140
[ 1106.031264]  __alloc_pages_nodemask+0xad8/0xea0
[ 1106.035942]  ? zap_class+0x640/0x640
[ 1106.039670]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1106.044709]  ? find_held_lock+0x36/0x1c0
[ 1106.048788]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1106.053485]  ? lock_downgrade+0x900/0x900
[ 1106.057653]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1106.063203]  cache_grow_begin+0xa5/0x8c0
[ 1106.067275]  ? do_raw_spin_unlock+0xa7/0x330
[ 1106.071700]  fallback_alloc+0x204/0x2e0
[ 1106.075688]  ____cache_alloc_node+0x1c7/0x1e0
[ 1106.080197]  kmem_cache_alloc_node+0xe3/0x730
[ 1106.084703]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1106.089304]  __alloc_skb+0x119/0x770
[ 1106.093033]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[ 1106.098414]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1106.102864]  ? vprintk_default+0x28/0x30
[ 1106.106933]  ? vprintk_func+0x85/0x181
[ 1106.110829]  ? printk+0xa7/0xcf
[ 1106.114117]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1106.118893]  ? do_raw_spin_trylock+0x270/0x270
[ 1106.123499]  new_skb+0x26/0x1c0
[ 1106.126791]  aoecmd_cfg+0x279/0x7f0
[ 1106.130451]  ? find_held_lock+0x36/0x1c0
[ 1106.134528]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[ 1106.138868]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1106.144451]  ? __lock_is_held+0xb5/0x140
[ 1106.148542]  discover_timer+0x50/0x60
[ 1106.152353]  call_timer_fn+0x272/0x920
[ 1106.156250]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1106.161101]  ? process_timeout+0x40/0x40
[ 1106.165182]  ? mark_held_locks+0xc7/0x130
[ 1106.169340]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1106.173841]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1106.178341]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1106.183191]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1106.187782]  ? trace_hardirqs_on+0xbd/0x310
[ 1106.192111]  ? kasan_check_read+0x11/0x20
[ 1106.196268]  ? __run_timers+0x7da/0xc70
[ 1106.200250]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1106.205377]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1106.210230]  __run_timers+0x7e5/0xc70
[ 1106.214054]  ? timer_fixup_init+0x70/0x70
[ 1106.218212]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1106.223242]  ? zap_class+0x640/0x640
[ 1106.226967]  ? print_usage_bug+0xc0/0xc0
[ 1106.231041]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1106.236245]  ? find_held_lock+0x36/0x1c0
[ 1106.240332]  ? zap_class+0x640/0x640
[ 1106.244060]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1106.249606]  ? check_preemption_disabled+0x48/0x280
[ 1106.254643]  ? __lock_is_held+0xb5/0x140
[ 1106.258716]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1106.264264]  ? check_preemption_disabled+0x48/0x280
[ 1106.269293]  run_timer_softirq+0x52/0xb0
[ 1106.273377]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1106.278405]  __do_softirq+0x308/0xb7e
[ 1106.282243]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1106.286749]  ? lock_downgrade+0x900/0x900
[ 1106.290912]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1106.296034]  ? pvclock_read_flags+0x160/0x160
[ 1106.300539]  ? lapic_next_event+0x5a/0x90
[ 1106.304695]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1106.310248]  ? kvm_clock_read+0x18/0x30
[ 1106.314233]  ? kvm_sched_clock_read+0x9/0x20
[ 1106.318651]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1106.324196]  ? check_preemption_disabled+0x48/0x280
[ 1106.329230]  irq_exit+0x17f/0x1c0
[ 1106.332701]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1106.337555]  ? smp_reschedule_interrupt+0x109/0x650
[ 1106.342581]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1106.348484]  ? interrupt_entry+0xb5/0xc0
[ 1106.352559]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1106.357583]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1106.362611]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1106.367477]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1106.372500]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1106.377525]  ? task_prio+0x50/0x50
[ 1106.381074]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1106.386620]  ? check_preemption_disabled+0x48/0x280
[ 1106.391652]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1106.396512]  apic_timer_interrupt+0xf/0x20
[ 1106.400746]  </IRQ>
[ 1106.402992] RIP: 0010:console_unlock+0x102f/0x1190
[ 1106.407931] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1106.426843] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1106.434558] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1106.441836] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1106.449108] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1106.456385] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1106.463663] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1106.470946]  ? netconsole_netdev_event+0x280/0x280
[ 1106.475890]  ? console_unlock+0x1026/0x1190
[ 1106.480241]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1106.484919]  ? vprintk_emit+0x846/0x990
[ 1106.488907]  ? lock_release+0xa00/0xa00
[ 1106.492891]  ? trace_hardirqs_on+0x30/0x310
[ 1106.497222]  ? vprintk_default+0x28/0x30
[ 1106.501292]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1106.506407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1106.511982]  vprintk_emit+0x391/0x990
[ 1106.515799]  ? wake_up_klogd+0x180/0x180
[ 1106.519876]  ? find_held_lock+0x31/0x1c0
[ 1106.523953]  ? mark_held_locks+0xc7/0x130
[ 1106.528115]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1106.532619]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1106.537126]  vprintk_default+0x28/0x30
[ 1106.541026]  vprintk_func+0x7e/0x181
[ 1106.544752]  printk+0xa7/0xcf
[ 1106.547869]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1106.552640]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1106.557155]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1106.562469]  dump_header+0x7cc/0xf72
[ 1106.566204]  ? pagefault_out_of_memory+0x197/0x197
[ 1106.571152]  ? __lock_acquire+0x62f/0x4c20
[ 1106.575397]  ? percpu_ref_get_many+0x240/0x240
[ 1106.580017]  ? print_usage_bug+0xc0/0xc0
[ 1106.584091]  ? zap_class+0x640/0x640
[ 1106.587815]  ? print_usage_bug+0xc0/0xc0
[ 1106.591885]  ? zap_class+0x640/0x640
[ 1106.595611]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1106.601159]  ? find_held_lock+0x36/0x1c0
[ 1106.605236]  ? mark_held_locks+0xc7/0x130
[ 1106.609397]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1106.614537]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1106.619649]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1106.624245]  ? trace_hardirqs_on+0xbd/0x310
[ 1106.628579]  ? kasan_check_read+0x11/0x20
[ 1106.632739]  ? ___ratelimit+0x3b4/0x672
[ 1106.636726]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1106.641838]  ? trace_hardirqs_on+0x310/0x310
[ 1106.646259]  ? lock_downgrade+0x900/0x900
[ 1106.650439]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1106.655562]  ? ___ratelimit+0x3b9/0x672
[ 1106.659551]  ? idr_get_free+0xf70/0xf70
[ 1106.663533]  ? find_held_lock+0x36/0x1c0
[ 1106.667615]  oom_kill_process.cold.27+0x10/0x903
[ 1106.672384]  ? zap_class+0x640/0x640
[ 1106.676109]  ? check_preemption_disabled+0x48/0x280
[ 1106.681139]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1106.686074]  ? kasan_check_read+0x11/0x20
[ 1106.690232]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1106.695518]  ? oom_evaluate_task+0x540/0x540
[ 1106.699943]  ? find_held_lock+0x36/0x1c0
[ 1106.704022]  ? out_of_memory+0x974/0x1430
[ 1106.708191]  ? lock_downgrade+0x900/0x900
[ 1106.712349]  ? check_preemption_disabled+0x48/0x280
[ 1106.717379]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1106.722316]  ? kasan_check_read+0x11/0x20
[ 1106.726479]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1106.732213]  ? rcu_softirq_qs+0x20/0x20
[ 1106.736200]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1106.741748]  ? oom_evaluate_task+0x302/0x540
[ 1106.746170]  out_of_memory+0xa84/0x1430
[ 1106.750165]  ? oom_killer_disable+0x3a0/0x3a0
[ 1106.754669]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1106.759620]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1106.764668]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1106.769551]  ? warn_alloc+0x120/0x120
[ 1106.773358]  ? mark_held_locks+0x130/0x130
[ 1106.777608]  ? find_get_entry+0xaae/0x1120
[ 1106.781860]  ? filemap_map_pages+0x1a20/0x1a20
[ 1106.786472]  ? zap_class+0x640/0x640
[ 1106.790201]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1106.795752]  ? check_preemption_disabled+0x48/0x280
[ 1106.800776]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1106.806325]  ? should_fail+0x22d/0xd01
[ 1106.810225]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1106.815341]  ? zap_class+0x640/0x640
[ 1106.819093]  ? __lock_is_held+0xb5/0x140
[ 1106.823170]  ? mark_held_locks+0x130/0x130
[ 1106.827417]  ? lock_release+0xa00/0xa00
[ 1106.831442]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1106.836909]  ? xa_load+0x2ba/0x460
[ 1106.840476]  ? lock_downgrade+0x900/0x900
[ 1106.844637]  ? __might_sleep+0x95/0x190
[ 1106.848625]  __alloc_pages_nodemask+0xad8/0xea0
[ 1106.853311]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1106.858338]  ? __page_cache_alloc+0x191/0x5c0
[ 1106.863012]  ? xa_load+0x2e1/0x460
[ 1106.866565]  ? xa_clear_mark+0x40/0x40
[ 1106.870481]  ? zap_class+0x640/0x640
[ 1106.874209]  ? zap_class+0x640/0x640
[ 1106.877929]  ? zap_class+0x640/0x640
[ 1106.881652]  ? __do_page_cache_readahead+0x663/0x810
[ 1106.886767]  ? find_held_lock+0x36/0x1c0
[ 1106.890840]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1106.896391]  alloc_pages_current+0x173/0x350
[ 1106.900830]  __page_cache_alloc+0x38c/0x5c0
[ 1106.905159]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1106.910099]  ? kasan_check_read+0x11/0x20
[ 1106.914255]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1106.919541]  ? generic_perform_write+0x6a0/0x6a0
[ 1106.924305]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1106.929852]  ? check_preemption_disabled+0x48/0x280
[ 1106.934883]  filemap_fault+0x1595/0x25f0
[ 1106.938963]  ? __lock_page_or_retry+0xa00/0xa00
[ 1106.943649]  ? mark_held_locks+0x130/0x130
[ 1106.947901]  ? filemap_map_pages+0xd6b/0x1a20
[ 1106.952405]  ? lock_downgrade+0x900/0x900
[ 1106.956583]  ? check_preemption_disabled+0x48/0x280
[ 1106.961609]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1106.966559]  ? kasan_check_read+0x11/0x20
[ 1106.970713]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1106.976000]  ? rcu_softirq_qs+0x20/0x20
[ 1106.979999]  ? filemap_map_pages+0xd92/0x1a20
[ 1106.984518]  ? find_get_entries_tag+0x1400/0x1400
[ 1106.989380]  ? debug_object_destroy+0x2b0/0x2b0
[ 1106.994058]  ? lock_pi_update_atomic+0x150/0x150
[ 1106.998822]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1107.004380]  ? lock_acquire+0x1ed/0x520
[ 1107.008360]  ? ext4_filemap_fault+0x7a/0xad
[ 1107.012695]  ? lock_release+0xa00/0xa00
[ 1107.016679]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1107.022140]  ? print_usage_bug+0xc0/0xc0
[ 1107.026213]  ? print_usage_bug+0xc0/0xc0
[ 1107.030295]  ? down_read+0x8d/0x120
[ 1107.033926]  ? ext4_filemap_fault+0x7a/0xad
[ 1107.038261]  ? __down_interruptible+0x700/0x700
[ 1107.042950]  ext4_filemap_fault+0x82/0xad
[ 1107.047112]  __do_fault+0x100/0x6b0
[ 1107.050747]  ? find_held_lock+0x36/0x1c0
[ 1107.054824]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1107.059939]  ? mark_held_locks+0x130/0x130
[ 1107.064184]  ? mark_held_locks+0x130/0x130
[ 1107.068447]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1107.072951]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1107.077476]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1107.082074]  ? kasan_check_read+0x11/0x20
[ 1107.086236]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1107.091786]  __handle_mm_fault+0x3ea0/0x5be0
[ 1107.096234]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1107.101104]  ? finish_task_switch+0x1f4/0x910
[ 1107.105609]  ? finish_task_switch+0x1b4/0x910
[ 1107.110115]  ? __switch_to_asm+0x34/0x70
[ 1107.114190]  ? preempt_notifier_register+0x200/0x200
[ 1107.119301]  ? __switch_to_asm+0x34/0x70
[ 1107.123369]  ? __switch_to_asm+0x34/0x70
[ 1107.127472]  ? zap_class+0x640/0x640
[ 1107.131200]  ? zap_class+0x640/0x640
[ 1107.134919]  ? __x64_sys_futex+0x53e/0x6a0
[ 1107.139167]  ? find_held_lock+0x36/0x1c0
[ 1107.143250]  ? handle_mm_fault+0x42a/0xc70
[ 1107.147501]  ? lock_downgrade+0x900/0x900
[ 1107.151656]  ? check_preemption_disabled+0x48/0x280
[ 1107.156684]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1107.161624]  ? kasan_check_read+0x11/0x20
[ 1107.165782]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1107.171070]  ? rcu_softirq_qs+0x20/0x20
[ 1107.175052]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1107.180165]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1107.185710]  ? check_preemption_disabled+0x48/0x280
[ 1107.190745]  handle_mm_fault+0x54f/0xc70
[ 1107.194817]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1107.199410]  ? find_vma+0x34/0x190
[ 1107.202985]  __do_page_fault+0x5e8/0xe60
[ 1107.207053]  ? trace_hardirqs_off+0xb8/0x310
[ 1107.211497]  do_page_fault+0xf2/0x7e0
[ 1107.215310]  ? vmalloc_sync_all+0x30/0x30
[ 1107.219484]  ? error_entry+0x70/0xd0
[ 1107.223209]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1107.228236]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1107.233174]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1107.238111]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1107.242972]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1107.247997]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1107.253480]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1107.258502]  ? page_fault+0x8/0x30
[ 1107.262052]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1107.266903]  ? page_fault+0x8/0x30
[ 1107.270488]  page_fault+0x1e/0x30
[ 1107.273944] RIP: 0033:0x40f9c0
[ 1107.277159] Code: Bad RIP value.
[ 1107.280530] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1107.285898] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1107.293172] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1107.300465] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1107.307745] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1107.315018] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1107.322313] warn_alloc_show_mem: 1 callbacks suppressed
[ 1107.322325] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1107.322327] Mem-Info:
[ 1107.322357] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1107.322357]  active_file:15 inactive_file:19 isolated_file:0
[ 1107.322357]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1107.322357]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1107.322357]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1107.322357]  free:13737 free_pcp:253 free_cma:0
[ 1107.327709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1107.334905] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1107.337315] Call Trace:
[ 1107.370276] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1107.379624]  <IRQ>
[ 1107.407191] lowmem_reserve[]: 0 2818 6321 6321
[ 1107.409793]  dump_stack+0x244/0x39d
[ 1107.435886] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1107.438047]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1107.442607] lowmem_reserve[]: 0 0 3503 3503
[ 1107.446250]  warn_alloc.cold.116+0xb7/0x1bd
[ 1107.473728] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1107.478924]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1107.483220] lowmem_reserve[]: 0 0 0 0
[ 1107.487554]  ? lock_downgrade+0x900/0x900
[ 1107.516514] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1107.521361]  ? trace_hardirqs_off+0xb8/0x310
[ 1107.525143] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1107.529296]  ? trace_hardirqs_off+0xb8/0x310
[ 1107.542800] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1107.547216]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1107.562031] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1107.566476]  ? warn_alloc+0x120/0x120
[ 1107.582146] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1107.586985]  ? print_usage_bug+0xc0/0xc0
[ 1107.595805] 1801 total pagecache pages
[ 1107.599604]  ? warn_alloc+0x120/0x120
[ 1107.608169] 0 pages in swap cache
[ 1107.612225]  ? warn_alloc+0x120/0x120
[ 1107.616098] Swap cache stats: add 0, delete 0, find 0/0
[ 1107.619902]  ? print_usage_bug+0xc0/0xc0
[ 1107.623341] Free swap  = 0kB
[ 1107.627141]  ? print_usage_bug+0xc0/0xc0
[ 1107.632489] Total swap = 0kB
[ 1107.636552]  ? __lock_acquire+0x62f/0x4c20
[ 1107.639554] 1965979 pages RAM
[ 1107.643619]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1107.646621] 0 pages HighMem/MovableOnly
[ 1107.650862]  ? should_fail+0x22d/0xd01
[ 1107.653944] 342854 pages reserved
[ 1107.653949] 0 pages cma reserved
[ 1107.654014] aoe: skb alloc failure
[ 1107.659497]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1107.663544] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1107.667371]  ? __lock_acquire+0x62f/0x4c20
[ 1107.670806] syz-fuzzer cpuset=/ mems_allowed=0
[ 1107.674179]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1107.706921]  ? __lock_acquire+0x62f/0x4c20
[ 1107.711166]  ? should_fail+0x22d/0xd01
[ 1107.715061]  ? find_held_lock+0x36/0x1c0
[ 1107.719138]  ? mark_held_locks+0x130/0x130
[ 1107.723389]  ? mark_held_locks+0x130/0x130
[ 1107.727645]  ? zap_class+0x640/0x640
[ 1107.731368]  ? zap_class+0x640/0x640
[ 1107.735091]  ? print_usage_bug+0xc0/0xc0
[ 1107.739160]  ? do_raw_spin_unlock+0xa7/0x330
[ 1107.743578]  ? zap_class+0x640/0x640
[ 1107.747300]  ? print_usage_bug+0xc0/0xc0
[ 1107.751466]  ? wq_watchdog_touch+0x9c/0xfe
[ 1107.755762]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1107.761309]  ? check_preemption_disabled+0x48/0x280
[ 1107.766346]  ? __lock_is_held+0xb5/0x140
[ 1107.770443]  __alloc_pages_nodemask+0xad8/0xea0
[ 1107.775122]  ? zap_class+0x640/0x640
[ 1107.778850]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1107.783884]  ? find_held_lock+0x36/0x1c0
[ 1107.787968]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1107.792646]  ? lock_downgrade+0x900/0x900
[ 1107.796809]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1107.802365]  cache_grow_begin+0xa5/0x8c0
[ 1107.806452]  ? do_raw_spin_unlock+0xa7/0x330
[ 1107.810882]  fallback_alloc+0x204/0x2e0
[ 1107.814875]  ____cache_alloc_node+0x1c7/0x1e0
[ 1107.819383]  kmem_cache_alloc_node+0xe3/0x730
[ 1107.823888]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1107.828144]  __alloc_skb+0x119/0x770
[ 1107.831867]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1107.837161]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1107.841581]  ? lock_downgrade+0x900/0x900
[ 1107.845748]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1107.851294]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1107.856762]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1107.862225]  ? addrconf_rs_timer+0x690/0x690
[ 1107.866658]  ndisc_alloc_skb+0x144/0x340
[ 1107.870734]  ndisc_send_rs+0x331/0x6e0
[ 1107.874640]  addrconf_rs_timer+0x314/0x690
[ 1107.878889]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1107.883141]  call_timer_fn+0x272/0x920
[ 1107.887035]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1107.891278]  ? process_timeout+0x40/0x40
[ 1107.895356]  ? __run_timers+0x7da/0xc70
[ 1107.899339]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1107.903842]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1107.908348]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1107.912593]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1107.917188]  ? trace_hardirqs_on+0xbd/0x310
[ 1107.921521]  ? kasan_check_read+0x11/0x20
[ 1107.925673]  ? __run_timers+0x7da/0xc70
[ 1107.929658]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1107.934773]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1107.939025]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1107.943266]  __run_timers+0x7e5/0xc70
[ 1107.947090]  ? timer_fixup_init+0x70/0x70
[ 1107.951250]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1107.956278]  ? zap_class+0x640/0x640
[ 1107.960025]  ? enqueue_hrtimer+0x1a5/0x560
[ 1107.964281]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1107.969487]  ? find_held_lock+0x36/0x1c0
[ 1107.973568]  ? zap_class+0x640/0x640
[ 1107.977295]  ? pvclock_read_flags+0x160/0x160
[ 1107.981800]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1107.987349]  ? check_preemption_disabled+0x48/0x280
[ 1107.992387]  ? __lock_is_held+0xb5/0x140
[ 1107.996475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1108.002021]  ? check_preemption_disabled+0x48/0x280
[ 1108.007050]  run_timer_softirq+0x52/0xb0
[ 1108.011121]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1108.016150]  __do_softirq+0x308/0xb7e
[ 1108.019968]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1108.024481]  ? lock_downgrade+0x900/0x900
[ 1108.028641]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1108.033766]  ? pvclock_read_flags+0x160/0x160
[ 1108.038273]  ? lapic_next_event+0x5a/0x90
[ 1108.042448]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1108.048002]  ? kvm_clock_read+0x18/0x30
[ 1108.051988]  ? kvm_sched_clock_read+0x9/0x20
[ 1108.056408]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1108.061981]  ? check_preemption_disabled+0x48/0x280
[ 1108.067017]  irq_exit+0x17f/0x1c0
[ 1108.070483]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1108.075335]  ? smp_reschedule_interrupt+0x109/0x650
[ 1108.080363]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1108.086256]  ? interrupt_entry+0xb5/0xc0
[ 1108.090328]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1108.095352]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1108.100383]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1108.105238]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1108.110263]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1108.115287]  ? task_prio+0x50/0x50
[ 1108.118835]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1108.124380]  ? check_preemption_disabled+0x48/0x280
[ 1108.129408]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1108.134290]  apic_timer_interrupt+0xf/0x20
[ 1108.138528]  </IRQ>
[ 1108.140777] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1108.145714] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1108.164619] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1108.172330] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1108.179608] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1108.186881] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1108.194154] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1108.201448] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1108.208763]  skb_clone+0x1bb/0x500
[ 1108.212316]  ? finish_task_switch+0x2f4/0x910
[ 1108.216829]  ? skb_split+0x11e0/0x11e0
[ 1108.220730]  ? preempt_notifier_register+0x200/0x200
[ 1108.225842]  ? __switch_to_asm+0x34/0x70
[ 1108.229908]  ? __switch_to_asm+0x34/0x70
[ 1108.233975]  ? __switch_to_asm+0x40/0x70
[ 1108.238044]  ? __switch_to_asm+0x34/0x70
[ 1108.242109]  ? __switch_to_asm+0x40/0x70
[ 1108.246178]  ? __switch_to_asm+0x34/0x70
[ 1108.250244]  ? __switch_to_asm+0x40/0x70
[ 1108.254312]  ? __switch_to_asm+0x34/0x70
[ 1108.258378]  ? __switch_to_asm+0x34/0x70
[ 1108.262464]  ? __switch_to_asm+0x40/0x70
[ 1108.266532]  ? __switch_to_asm+0x34/0x70
[ 1108.270604]  bpf_clone_redirect+0xb9/0x490
[ 1108.274848]  ? __schedule+0x8d7/0x21d0
[ 1108.278749]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1108.283776]  ? __sched_text_start+0x8/0x8
[ 1108.287934]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1108.292718]  ? find_held_lock+0x36/0x1c0
[ 1108.296800]  ? lock_acquire+0x1ed/0x520
[ 1108.300787]  ? bpf_test_run+0x3cb/0x780
[ 1108.304769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1108.310316]  ? check_preemption_disabled+0x48/0x280
[ 1108.315348]  ? kasan_check_read+0x11/0x20
[ 1108.319504]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1108.324785]  ? rcu_softirq_qs+0x20/0x20
[ 1108.328772]  ? preempt_schedule+0x4d/0x60
[ 1108.332931]  ? ___preempt_schedule+0x16/0x18
[ 1108.337358]  ? bpf_test_run+0x25d/0x780
[ 1108.341356]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1108.345777]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1108.351328]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1108.356101]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1108.360955]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1108.366505]  ? fput+0x130/0x1a0
[ 1108.369801]  ? __bpf_prog_get+0x9b/0x290
[ 1108.373875]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1108.378728]  ? bpf_prog_test_run+0x130/0x1a0
[ 1108.383146]  ? __x64_sys_bpf+0x3d8/0x520
[ 1108.387214]  ? bpf_prog_get+0x20/0x20
[ 1108.391042]  ? do_syscall_64+0x1b9/0x820
[ 1108.395114]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1108.400492]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1108.405452]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1108.410310]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1108.415338]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1108.420362]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1108.425394]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1108.430274]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1108.435663] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1108.435747] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1108.442684] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1108.442693] Call Trace:
[ 1108.449272] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1108.458537]  <IRQ>
[ 1108.461117] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1108.471607]  dump_stack+0x244/0x39d
[ 1108.482485]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1108.487698]  warn_alloc.cold.116+0xb7/0x1bd
[ 1108.492032]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1108.496888]  ? lock_downgrade+0x900/0x900
[ 1108.501050]  ? trace_hardirqs_off+0xb8/0x310
[ 1108.505483]  ? trace_hardirqs_off+0xb8/0x310
[ 1108.509907]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1108.514788]  ? warn_alloc+0x120/0x120
[ 1108.518604]  ? warn_alloc+0x120/0x120
[ 1108.522415]  ? warn_alloc+0x120/0x120
[ 1108.526253]  ? print_usage_bug+0xc0/0xc0
[ 1108.530324]  ? print_usage_bug+0xc0/0xc0
[ 1108.534391]  ? ktime_get+0x2c1/0x400
[ 1108.538137]  ? check_preemption_disabled+0x48/0x280
[ 1108.543158]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1108.547663]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1108.553213]  ? should_fail+0x22d/0xd01
[ 1108.557109]  ? kasan_check_read+0x11/0x20
[ 1108.561271]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1108.566385]  ? __lock_acquire+0x62f/0x4c20
[ 1108.570630]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1108.575739]  ? should_fail+0x22d/0xd01
[ 1108.579635]  ? print_usage_bug+0xc0/0xc0
[ 1108.583715]  ? mark_held_locks+0x130/0x130
[ 1108.587964]  ? mark_held_locks+0x130/0x130
[ 1108.592207]  ? check_preemption_disabled+0x48/0x280
[ 1108.597244]  ? zap_class+0x640/0x640
[ 1108.600967]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1108.605733]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1108.611279]  ? check_preemption_disabled+0x48/0x280
[ 1108.616312]  ? __lock_is_held+0xb5/0x140
[ 1108.620390]  __alloc_pages_nodemask+0xad8/0xea0
[ 1108.625084]  ? zap_class+0x640/0x640
[ 1108.628813]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1108.633851]  ? find_held_lock+0x36/0x1c0
[ 1108.637934]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1108.642617]  ? lock_downgrade+0x900/0x900
[ 1108.646782]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1108.652330]  cache_grow_begin+0xa5/0x8c0
[ 1108.656396]  ? do_raw_spin_unlock+0xa7/0x330
[ 1108.660842]  fallback_alloc+0x204/0x2e0
[ 1108.664830]  ____cache_alloc_node+0x1c7/0x1e0
[ 1108.669338]  kmem_cache_alloc_node+0xe3/0x730
[ 1108.673844]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1108.678470]  __alloc_skb+0x119/0x770
[ 1108.682192]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[ 1108.687569]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1108.691996]  ? vprintk_default+0x28/0x30
[ 1108.696070]  ? vprintk_func+0x85/0x181
[ 1108.699972]  ? printk+0xa7/0xcf
[ 1108.703260]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1108.708031]  ? do_raw_spin_trylock+0x270/0x270
[ 1108.712624]  new_skb+0x26/0x1c0
[ 1108.715914]  aoecmd_cfg+0x279/0x7f0
[ 1108.719550]  ? find_held_lock+0x36/0x1c0
[ 1108.723625]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[ 1108.728499]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1108.734315]  ? __lock_is_held+0xb5/0x140
[ 1108.738400]  discover_timer+0x50/0x60
[ 1108.742227]  call_timer_fn+0x272/0x920
[ 1108.746120]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1108.750974]  ? process_timeout+0x40/0x40
[ 1108.755055]  ? mark_held_locks+0xc7/0x130
[ 1108.759213]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1108.763718]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1108.768219]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1108.773072]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1108.777667]  ? trace_hardirqs_on+0xbd/0x310
[ 1108.781996]  ? kasan_check_read+0x11/0x20
[ 1108.786149]  ? __run_timers+0x7da/0xc70
[ 1108.790134]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1108.795259]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1108.800110]  __run_timers+0x7e5/0xc70
[ 1108.803929]  ? timer_fixup_init+0x70/0x70
[ 1108.808091]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1108.813117]  ? zap_class+0x640/0x640
[ 1108.818146]  ? print_usage_bug+0xc0/0xc0
[ 1108.822218]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1108.827448]  ? find_held_lock+0x36/0x1c0
[ 1108.831532]  ? zap_class+0x640/0x640
[ 1108.835259]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1108.840806]  ? check_preemption_disabled+0x48/0x280
[ 1108.845841]  ? __lock_is_held+0xb5/0x140
[ 1108.849912]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1108.855477]  ? check_preemption_disabled+0x48/0x280
[ 1108.860679]  run_timer_softirq+0x52/0xb0
[ 1108.864749]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1108.869777]  __do_softirq+0x308/0xb7e
[ 1108.873593]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1108.878097]  ? lock_downgrade+0x900/0x900
[ 1108.882262]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1108.887387]  ? pvclock_read_flags+0x160/0x160
[ 1108.891911]  ? lapic_next_event+0x5a/0x90
[ 1108.896070]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1108.901621]  ? kvm_clock_read+0x18/0x30
[ 1108.905604]  ? kvm_sched_clock_read+0x9/0x20
[ 1108.910026]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1108.915576]  ? check_preemption_disabled+0x48/0x280
[ 1108.920614]  irq_exit+0x17f/0x1c0
[ 1108.924079]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1108.928928]  ? smp_reschedule_interrupt+0x109/0x650
[ 1108.933953]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1108.939848]  ? interrupt_entry+0xb5/0xc0
[ 1108.943924]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1108.948952]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1108.953979]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1108.958834]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1108.963859]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1108.968882]  ? task_prio+0x50/0x50
[ 1108.972452]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1108.978000]  ? check_preemption_disabled+0x48/0x280
[ 1108.983030]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1108.987887]  apic_timer_interrupt+0xf/0x20
[ 1108.992125]  </IRQ>
[ 1108.994371] RIP: 0010:console_unlock+0x102f/0x1190
[ 1108.999309] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1109.018213] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1109.025926] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1109.033203] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1109.040483] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1109.047758] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1109.055033] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1109.062314]  ? netconsole_netdev_event+0x280/0x280
[ 1109.067262]  ? console_unlock+0x1026/0x1190
[ 1109.071607]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1109.076282]  ? vprintk_emit+0x846/0x990
[ 1109.080271]  ? lock_release+0xa00/0xa00
[ 1109.084255]  ? trace_hardirqs_on+0x30/0x310
[ 1109.088587]  ? vprintk_default+0x28/0x30
[ 1109.092657]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1109.097772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1109.103325]  vprintk_emit+0x391/0x990
[ 1109.107143]  ? wake_up_klogd+0x180/0x180
[ 1109.111221]  ? find_held_lock+0x31/0x1c0
[ 1109.115301]  ? mark_held_locks+0xc7/0x130
[ 1109.119484]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1109.124004]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1109.128512]  vprintk_default+0x28/0x30
[ 1109.132412]  vprintk_func+0x7e/0x181
[ 1109.136162]  printk+0xa7/0xcf
[ 1109.139281]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1109.144047]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1109.148563]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1109.153860]  dump_header+0x7cc/0xf72
[ 1109.157594]  ? pagefault_out_of_memory+0x197/0x197
[ 1109.162545]  ? __lock_acquire+0x62f/0x4c20
[ 1109.166792]  ? percpu_ref_get_many+0x240/0x240
[ 1109.171389]  ? print_usage_bug+0xc0/0xc0
[ 1109.175488]  ? zap_class+0x640/0x640
[ 1109.179217]  ? print_usage_bug+0xc0/0xc0
[ 1109.183291]  ? zap_class+0x640/0x640
[ 1109.187019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1109.192569]  ? find_held_lock+0x36/0x1c0
[ 1109.196646]  ? mark_held_locks+0xc7/0x130
[ 1109.200802]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1109.205913]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1109.211028]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1109.215621]  ? trace_hardirqs_on+0xbd/0x310
[ 1109.219950]  ? kasan_check_read+0x11/0x20
[ 1109.224111]  ? ___ratelimit+0x3b4/0x672
[ 1109.228096]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1109.233213]  ? trace_hardirqs_on+0x310/0x310
[ 1109.237636]  ? lock_downgrade+0x900/0x900
[ 1109.241800]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1109.246915]  ? ___ratelimit+0x3b9/0x672
[ 1109.250901]  ? idr_get_free+0xf70/0xf70
[ 1109.254885]  ? find_held_lock+0x36/0x1c0
[ 1109.258966]  oom_kill_process.cold.27+0x10/0x903
[ 1109.263730]  ? zap_class+0x640/0x640
[ 1109.267476]  ? check_preemption_disabled+0x48/0x280
[ 1109.272509]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1109.277469]  ? kasan_check_read+0x11/0x20
[ 1109.281630]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1109.286916]  ? oom_evaluate_task+0x540/0x540
[ 1109.291341]  ? find_held_lock+0x36/0x1c0
[ 1109.295438]  ? out_of_memory+0x974/0x1430
[ 1109.299608]  ? lock_downgrade+0x900/0x900
[ 1109.303764]  ? check_preemption_disabled+0x48/0x280
[ 1109.308794]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1109.313729]  ? kasan_check_read+0x11/0x20
[ 1109.317886]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1109.323172]  ? rcu_softirq_qs+0x20/0x20
[ 1109.327213]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1109.332758]  ? oom_evaluate_task+0x302/0x540
[ 1109.337178]  out_of_memory+0xa84/0x1430
[ 1109.341167]  ? oom_killer_disable+0x3a0/0x3a0
[ 1109.345674]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1109.350619]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1109.355655]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1109.360536]  ? warn_alloc+0x120/0x120
[ 1109.364348]  ? mark_held_locks+0x130/0x130
[ 1109.368597]  ? find_get_entry+0xaae/0x1120
[ 1109.372850]  ? filemap_map_pages+0x1a20/0x1a20
[ 1109.377469]  ? zap_class+0x640/0x640
[ 1109.381198]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1109.386748]  ? check_preemption_disabled+0x48/0x280
[ 1109.391771]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1109.397319]  ? should_fail+0x22d/0xd01
[ 1109.401220]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1109.406334]  ? zap_class+0x640/0x640
[ 1109.410086]  ? __lock_is_held+0xb5/0x140
[ 1109.414169]  ? mark_held_locks+0x130/0x130
[ 1109.418414]  ? lock_release+0xa00/0xa00
[ 1109.422439]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1109.427905]  ? xa_load+0x2ba/0x460
[ 1109.431477]  ? lock_downgrade+0x900/0x900
[ 1109.435640]  ? __might_sleep+0x95/0x190
[ 1109.439628]  __alloc_pages_nodemask+0xad8/0xea0
[ 1109.444315]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1109.449340]  ? __page_cache_alloc+0x191/0x5c0
[ 1109.453845]  ? xa_load+0x2e1/0x460
[ 1109.457399]  ? xa_clear_mark+0x40/0x40
[ 1109.461325]  ? zap_class+0x640/0x640
[ 1109.465052]  ? zap_class+0x640/0x640
[ 1109.468775]  ? zap_class+0x640/0x640
[ 1109.472500]  ? __do_page_cache_readahead+0x663/0x810
[ 1109.477615]  ? find_held_lock+0x36/0x1c0
[ 1109.481690]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1109.487241]  alloc_pages_current+0x173/0x350
[ 1109.491669]  __page_cache_alloc+0x38c/0x5c0
[ 1109.495996]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1109.500939]  ? kasan_check_read+0x11/0x20
[ 1109.505093]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1109.510382]  ? generic_perform_write+0x6a0/0x6a0
[ 1109.515152]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1109.520698]  ? check_preemption_disabled+0x48/0x280
[ 1109.525730]  filemap_fault+0x1595/0x25f0
[ 1109.529814]  ? __lock_page_or_retry+0xa00/0xa00
[ 1109.534499]  ? mark_held_locks+0x130/0x130
[ 1109.538753]  ? filemap_map_pages+0xd6b/0x1a20
[ 1109.543256]  ? lock_downgrade+0x900/0x900
[ 1109.547412]  ? check_preemption_disabled+0x48/0x280
[ 1109.552480]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1109.557415]  ? kasan_check_read+0x11/0x20
[ 1109.561598]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1109.566886]  ? rcu_softirq_qs+0x20/0x20
[ 1109.570884]  ? filemap_map_pages+0xd92/0x1a20
[ 1109.575400]  ? find_get_entries_tag+0x1400/0x1400
[ 1109.580277]  ? debug_object_destroy+0x2b0/0x2b0
[ 1109.584956]  ? lock_pi_update_atomic+0x150/0x150
[ 1109.589719]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1109.595281]  ? lock_acquire+0x1ed/0x520
[ 1109.599262]  ? ext4_filemap_fault+0x7a/0xad
[ 1109.603600]  ? lock_release+0xa00/0xa00
[ 1109.607581]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1109.613042]  ? print_usage_bug+0xc0/0xc0
[ 1109.617114]  ? print_usage_bug+0xc0/0xc0
[ 1109.621196]  ? down_read+0x8d/0x120
[ 1109.624826]  ? ext4_filemap_fault+0x7a/0xad
[ 1109.629157]  ? __down_interruptible+0x700/0x700
[ 1109.633845]  ext4_filemap_fault+0x82/0xad
[ 1109.638005]  __do_fault+0x100/0x6b0
[ 1109.641642]  ? find_held_lock+0x36/0x1c0
[ 1109.645714]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1109.650836]  ? mark_held_locks+0x130/0x130
[ 1109.655082]  ? mark_held_locks+0x130/0x130
[ 1109.659326]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1109.663827]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1109.668332]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1109.672927]  ? kasan_check_read+0x11/0x20
[ 1109.677084]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1109.682636]  __handle_mm_fault+0x3ea0/0x5be0
[ 1109.687063]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1109.691916]  ? finish_task_switch+0x1f4/0x910
[ 1109.696441]  ? finish_task_switch+0x1b4/0x910
[ 1109.700953]  ? __switch_to_asm+0x34/0x70
[ 1109.705028]  ? preempt_notifier_register+0x200/0x200
[ 1109.710136]  ? __switch_to_asm+0x34/0x70
[ 1109.714204]  ? __switch_to_asm+0x34/0x70
[ 1109.718292]  ? zap_class+0x640/0x640
[ 1109.722018]  ? zap_class+0x640/0x640
[ 1109.725744]  ? __x64_sys_futex+0x53e/0x6a0
[ 1109.729992]  ? find_held_lock+0x36/0x1c0
[ 1109.734072]  ? handle_mm_fault+0x42a/0xc70
[ 1109.738316]  ? lock_downgrade+0x900/0x900
[ 1109.742479]  ? check_preemption_disabled+0x48/0x280
[ 1109.747510]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1109.752469]  ? kasan_check_read+0x11/0x20
[ 1109.756626]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1109.761912]  ? rcu_softirq_qs+0x20/0x20
[ 1109.765899]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1109.771016]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1109.776562]  ? check_preemption_disabled+0x48/0x280
[ 1109.781601]  handle_mm_fault+0x54f/0xc70
[ 1109.785676]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1109.790271]  ? find_vma+0x34/0x190
[ 1109.793825]  __do_page_fault+0x5e8/0xe60
[ 1109.797894]  ? trace_hardirqs_off+0xb8/0x310
[ 1109.802462]  do_page_fault+0xf2/0x7e0
[ 1109.806277]  ? vmalloc_sync_all+0x30/0x30
[ 1109.810460]  ? error_entry+0x70/0xd0
[ 1109.814190]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1109.819213]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1109.824156]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1109.829093]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1109.833945]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1109.838972]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1109.844463]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1109.849489]  ? page_fault+0x8/0x30
[ 1109.853040]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1109.857896]  ? page_fault+0x8/0x30
[ 1109.861465]  page_fault+0x1e/0x30
[ 1109.864925] RIP: 0033:0x40f9c0
[ 1109.868136] Code: Bad RIP value.
[ 1109.871511] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1109.876884] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1109.884157] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1109.891453] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1109.898728] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1109.906007] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1109.913301] warn_alloc_show_mem: 1 callbacks suppressed
[ 1109.913313] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1109.913315] Mem-Info:
[ 1109.913346] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1109.913346]  active_file:15 inactive_file:19 isolated_file:0
[ 1109.913346]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1109.913346]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1109.913346]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1109.913346]  free:13737 free_pcp:253 free_cma:0
[ 1109.918693] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1109.925892] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1109.928299] Call Trace:
[ 1109.961259] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1109.970609]  <IRQ>
[ 1109.998183] lowmem_reserve[]: 0 2818 6321 6321
[ 1110.000774]  dump_stack+0x244/0x39d
[ 1110.026861] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1110.029018]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1110.033582] lowmem_reserve[]: 0 0 3503 3503
[ 1110.037218]  warn_alloc.cold.116+0xb7/0x1bd
[ 1110.064693] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1110.069890]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1110.074185] lowmem_reserve[]: 0 0 0 0
[ 1110.078524]  ? lock_downgrade+0x900/0x900
[ 1110.107485] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1110.112336]  ? trace_hardirqs_off+0xb8/0x310
[ 1110.116115] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1110.120270]  ? trace_hardirqs_off+0xb8/0x310
[ 1110.133778] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1110.138196]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1110.153005] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1110.157449]  ? warn_alloc+0x120/0x120
[ 1110.173157] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1110.177996]  ? print_usage_bug+0xc0/0xc0
[ 1110.186814] 1801 total pagecache pages
[ 1110.190614]  ? warn_alloc+0x120/0x120
[ 1110.199179] 0 pages in swap cache
[ 1110.203233]  ? warn_alloc+0x120/0x120
[ 1110.207109] Swap cache stats: add 0, delete 0, find 0/0
[ 1110.210911]  ? print_usage_bug+0xc0/0xc0
[ 1110.214348] Free swap  = 0kB
[ 1110.218146]  ? kvm_clock_read+0x18/0x30
[ 1110.223500] Total swap = 0kB
[ 1110.227566]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1110.230569] 1965979 pages RAM
[ 1110.234546]  ? print_usage_bug+0xc0/0xc0
[ 1110.237547] 0 pages HighMem/MovableOnly
[ 1110.237556] 342854 pages reserved
[ 1110.242577]  ? __lock_acquire+0x62f/0x4c20
[ 1110.245671] 0 pages cma reserved
[ 1110.249736]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1110.253746] aoe: skb alloc failure
[ 1110.257146]  ? should_fail+0x22d/0xd01
[ 1110.261389] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1110.264727]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1110.270246] syz-fuzzer cpuset=/ mems_allowed=0
[ 1110.273788]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1110.302813]  ? __lock_acquire+0x62f/0x4c20
[ 1110.307058]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1110.312168]  ? __lock_acquire+0x62f/0x4c20
[ 1110.316408]  ? should_fail+0x22d/0xd01
[ 1110.320321]  ? rcu_irq_exit+0x1a2/0x390
[ 1110.324311]  ? mark_held_locks+0x130/0x130
[ 1110.328564]  ? mark_held_locks+0x130/0x130
[ 1110.332814]  ? mark_held_locks+0xc7/0x130
[ 1110.336978]  ? smp_apic_timer_interrupt+0x1cb/0x760
[ 1110.342001]  ? zap_class+0x640/0x640
[ 1110.345722]  ? print_usage_bug+0xc0/0xc0
[ 1110.349794]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1110.355341]  ? check_preemption_disabled+0x48/0x280
[ 1110.360378]  ? __lock_is_held+0xb5/0x140
[ 1110.364473]  __alloc_pages_nodemask+0xad8/0xea0
[ 1110.369152]  ? zap_class+0x640/0x640
[ 1110.372883]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1110.377919]  ? find_held_lock+0x36/0x1c0
[ 1110.382000]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1110.386682]  ? lock_downgrade+0x900/0x900
[ 1110.390849]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1110.396400]  cache_grow_begin+0xa5/0x8c0
[ 1110.400489]  ? do_raw_spin_unlock+0xa7/0x330
[ 1110.404913]  fallback_alloc+0x204/0x2e0
[ 1110.408909]  ____cache_alloc_node+0x1c7/0x1e0
[ 1110.413420]  kmem_cache_alloc_node+0xe3/0x730
[ 1110.417954]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1110.422208]  __alloc_skb+0x119/0x770
[ 1110.425932]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1110.431228]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1110.435648]  ? lock_downgrade+0x900/0x900
[ 1110.439815]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1110.445363]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1110.450829]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1110.456288]  ? addrconf_rs_timer+0x690/0x690
[ 1110.460732]  ndisc_alloc_skb+0x144/0x340
[ 1110.464807]  ndisc_send_rs+0x331/0x6e0
[ 1110.468708]  addrconf_rs_timer+0x314/0x690
[ 1110.472961]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1110.477217]  call_timer_fn+0x272/0x920
[ 1110.481112]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1110.485354]  ? process_timeout+0x40/0x40
[ 1110.489451]  ? __run_timers+0x7da/0xc70
[ 1110.493457]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1110.497974]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1110.502478]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1110.506722]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1110.511319]  ? trace_hardirqs_on+0xbd/0x310
[ 1110.515648]  ? kasan_check_read+0x11/0x20
[ 1110.519804]  ? __run_timers+0x7da/0xc70
[ 1110.523789]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1110.528904]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1110.533154]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1110.537399]  __run_timers+0x7e5/0xc70
[ 1110.541234]  ? timer_fixup_init+0x70/0x70
[ 1110.545391]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1110.550449]  ? zap_class+0x640/0x640
[ 1110.554178]  ? enqueue_hrtimer+0x1a5/0x560
[ 1110.558440]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1110.563650]  ? find_held_lock+0x36/0x1c0
[ 1110.567724]  ? zap_class+0x640/0x640
[ 1110.571470]  ? pvclock_read_flags+0x160/0x160
[ 1110.575984]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1110.581536]  ? check_preemption_disabled+0x48/0x280
[ 1110.586576]  ? __lock_is_held+0xb5/0x140
[ 1110.590648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1110.596194]  ? check_preemption_disabled+0x48/0x280
[ 1110.601224]  run_timer_softirq+0x52/0xb0
[ 1110.605293]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1110.610317]  __do_softirq+0x308/0xb7e
[ 1110.614131]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1110.618636]  ? lock_downgrade+0x900/0x900
[ 1110.622799]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1110.627916]  ? pvclock_read_flags+0x160/0x160
[ 1110.632450]  ? lapic_next_event+0x5a/0x90
[ 1110.636611]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1110.642163]  ? kvm_clock_read+0x18/0x30
[ 1110.646149]  ? kvm_sched_clock_read+0x9/0x20
[ 1110.650572]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1110.656119]  ? check_preemption_disabled+0x48/0x280
[ 1110.661156]  irq_exit+0x17f/0x1c0
[ 1110.664619]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1110.669480]  ? smp_reschedule_interrupt+0x109/0x650
[ 1110.674506]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1110.680397]  ? interrupt_entry+0xb5/0xc0
[ 1110.684486]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1110.689516]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1110.694544]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1110.699400]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1110.704456]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1110.709482]  ? task_prio+0x50/0x50
[ 1110.713032]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1110.718578]  ? check_preemption_disabled+0x48/0x280
[ 1110.723608]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1110.728686]  apic_timer_interrupt+0xf/0x20
[ 1110.732923]  </IRQ>
[ 1110.735176] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1110.740117] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1110.759024] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1110.766735] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1110.774002] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1110.781267] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1110.788559] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1110.795828] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1110.803157]  skb_clone+0x1bb/0x500
[ 1110.806728]  ? finish_task_switch+0x2f4/0x910
[ 1110.811241]  ? skb_split+0x11e0/0x11e0
[ 1110.815147]  ? preempt_notifier_register+0x200/0x200
[ 1110.820247]  ? __switch_to_asm+0x34/0x70
[ 1110.824305]  ? __switch_to_asm+0x34/0x70
[ 1110.828364]  ? __switch_to_asm+0x40/0x70
[ 1110.832433]  ? __switch_to_asm+0x34/0x70
[ 1110.836496]  ? __switch_to_asm+0x40/0x70
[ 1110.840555]  ? __switch_to_asm+0x34/0x70
[ 1110.844617]  ? __switch_to_asm+0x40/0x70
[ 1110.848674]  ? __switch_to_asm+0x34/0x70
[ 1110.852737]  ? __switch_to_asm+0x34/0x70
[ 1110.856798]  ? __switch_to_asm+0x40/0x70
[ 1110.861348]  ? __switch_to_asm+0x34/0x70
[ 1110.865412]  bpf_clone_redirect+0xb9/0x490
[ 1110.869671]  ? __schedule+0x8d7/0x21d0
[ 1110.873568]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1110.878587]  ? __sched_text_start+0x8/0x8
[ 1110.882737]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1110.887506]  ? find_held_lock+0x36/0x1c0
[ 1110.891578]  ? lock_acquire+0x1ed/0x520
[ 1110.895557]  ? bpf_test_run+0x3cb/0x780
[ 1110.899531]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1110.905069]  ? check_preemption_disabled+0x48/0x280
[ 1110.910096]  ? kasan_check_read+0x11/0x20
[ 1110.914242]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1110.919522]  ? rcu_softirq_qs+0x20/0x20
[ 1110.923496]  ? preempt_schedule+0x4d/0x60
[ 1110.927649]  ? ___preempt_schedule+0x16/0x18
[ 1110.932063]  ? bpf_test_run+0x25d/0x780
[ 1110.936048]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1110.940459]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1110.946007]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1110.950775]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1110.955619]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1110.961155]  ? fput+0x130/0x1a0
[ 1110.964447]  ? __bpf_prog_get+0x9b/0x290
[ 1110.968513]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1110.973354]  ? bpf_prog_test_run+0x130/0x1a0
[ 1110.977765]  ? __x64_sys_bpf+0x3d8/0x520
[ 1110.981825]  ? bpf_prog_get+0x20/0x20
[ 1110.985647]  ? do_syscall_64+0x1b9/0x820
[ 1110.989706]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1110.995072]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1111.000001]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1111.004850]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1111.009867]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1111.014883]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1111.019909]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1111.024761]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1111.030148] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1111.030232] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1111.037172] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1111.037177] Call Trace:
[ 1111.037183]  <IRQ>
[ 1111.037200]  dump_stack+0x244/0x39d
[ 1111.037222]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1111.043784] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1111.053054]  warn_alloc.cold.116+0xb7/0x1bd
[ 1111.055614] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1111.057760]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1111.091239]  ? lock_downgrade+0x900/0x900
[ 1111.095396]  ? trace_hardirqs_off+0xb8/0x310
[ 1111.099817]  ? trace_hardirqs_off+0xb8/0x310
[ 1111.104238]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1111.109107]  ? warn_alloc+0x120/0x120
[ 1111.112913]  ? warn_alloc+0x120/0x120
[ 1111.116722]  ? __lock_acquire+0x62f/0x4c20
[ 1111.120961]  ? warn_alloc+0x120/0x120
[ 1111.124764]  ? print_usage_bug+0xc0/0xc0
[ 1111.128832]  ? print_usage_bug+0xc0/0xc0
[ 1111.132912]  ? mark_held_locks+0x130/0x130
[ 1111.137152]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1111.142689]  ? should_fail+0x22d/0xd01
[ 1111.146572]  ? zap_class+0x640/0x640
[ 1111.150294]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1111.155398]  ? __lock_acquire+0x62f/0x4c20
[ 1111.159648]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1111.164754]  ? should_fail+0x22d/0xd01
[ 1111.168657]  ? mark_held_locks+0x130/0x130
[ 1111.172893]  ? mark_held_locks+0x130/0x130
[ 1111.177127]  ? lock_downgrade+0x900/0x900
[ 1111.181275]  ? zap_class+0x640/0x640
[ 1111.184988]  ? zap_class+0x640/0x640
[ 1111.188702]  ? zap_class+0x640/0x640
[ 1111.192412]  ? do_raw_spin_unlock+0xa7/0x330
[ 1111.196835]  ? trace_hardirqs_on+0x310/0x310
[ 1111.201247]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1111.206786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1111.212326]  ? check_preemption_disabled+0x48/0x280
[ 1111.217349]  ? __lock_is_held+0xb5/0x140
[ 1111.221417]  __alloc_pages_nodemask+0xad8/0xea0
[ 1111.226100]  ? zap_class+0x640/0x640
[ 1111.229818]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1111.234845]  ? find_held_lock+0x36/0x1c0
[ 1111.238914]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1111.243582]  ? lock_downgrade+0x900/0x900
[ 1111.247742]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1111.253284]  cache_grow_begin+0xa5/0x8c0
[ 1111.257343]  ? do_raw_spin_unlock+0xa7/0x330
[ 1111.261759]  fallback_alloc+0x204/0x2e0
[ 1111.265745]  ____cache_alloc_node+0x1c7/0x1e0
[ 1111.270245]  kmem_cache_alloc_node+0xe3/0x730
[ 1111.274745]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1111.279342]  __alloc_skb+0x119/0x770
[ 1111.283056]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[ 1111.288435]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1111.292861]  ? vprintk_default+0x28/0x30
[ 1111.296921]  ? vprintk_func+0x85/0x181
[ 1111.300814]  ? printk+0xa7/0xcf
[ 1111.304096]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1111.308855]  ? do_raw_spin_trylock+0x270/0x270
[ 1111.313452]  new_skb+0x26/0x1c0
[ 1111.316739]  aoecmd_cfg+0x279/0x7f0
[ 1111.320368]  ? find_held_lock+0x36/0x1c0
[ 1111.324443]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[ 1111.328779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1111.334326]  ? __lock_is_held+0xb5/0x140
[ 1111.338397]  discover_timer+0x50/0x60
[ 1111.342202]  call_timer_fn+0x272/0x920
[ 1111.346090]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1111.350930]  ? process_timeout+0x40/0x40
[ 1111.354998]  ? mark_held_locks+0xc7/0x130
[ 1111.359149]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1111.363640]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1111.368138]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1111.372984]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1111.377570]  ? trace_hardirqs_on+0xbd/0x310
[ 1111.381892]  ? kasan_check_read+0x11/0x20
[ 1111.386040]  ? __run_timers+0x7da/0xc70
[ 1111.390014]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1111.395134]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1111.399976]  __run_timers+0x7e5/0xc70
[ 1111.403790]  ? timer_fixup_init+0x70/0x70
[ 1111.407943]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1111.412974]  ? zap_class+0x640/0x640
[ 1111.416692]  ? print_usage_bug+0xc0/0xc0
[ 1111.420755]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1111.425954]  ? find_held_lock+0x36/0x1c0
[ 1111.430034]  ? zap_class+0x640/0x640
[ 1111.433769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1111.439321]  ? check_preemption_disabled+0x48/0x280
[ 1111.444374]  ? __lock_is_held+0xb5/0x140
[ 1111.448451]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1111.454005]  ? check_preemption_disabled+0x48/0x280
[ 1111.459021]  run_timer_softirq+0x52/0xb0
[ 1111.463080]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1111.468129]  __do_softirq+0x308/0xb7e
[ 1111.471935]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1111.476457]  ? lock_downgrade+0x900/0x900
[ 1111.480610]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1111.485722]  ? pvclock_read_flags+0x160/0x160
[ 1111.490222]  ? lapic_next_event+0x5a/0x90
[ 1111.494373]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1111.499914]  ? kvm_clock_read+0x18/0x30
[ 1111.503906]  ? kvm_sched_clock_read+0x9/0x20
[ 1111.508314]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1111.513868]  ? check_preemption_disabled+0x48/0x280
[ 1111.518895]  irq_exit+0x17f/0x1c0
[ 1111.522352]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1111.527208]  ? smp_reschedule_interrupt+0x109/0x650
[ 1111.532253]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1111.538137]  ? interrupt_entry+0xb5/0xc0
[ 1111.542202]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1111.547216]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1111.552236]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1111.557081]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1111.562122]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1111.567137]  ? task_prio+0x50/0x50
[ 1111.570675]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1111.576221]  ? check_preemption_disabled+0x48/0x280
[ 1111.581241]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1111.586091]  apic_timer_interrupt+0xf/0x20
[ 1111.590316]  </IRQ>
[ 1111.592553] RIP: 0010:console_unlock+0x102f/0x1190
[ 1111.597481] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1111.616377] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1111.624083] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1111.631360] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1111.638628] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1111.645893] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1111.653178] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1111.660461]  ? netconsole_netdev_event+0x280/0x280
[ 1111.665394]  ? console_unlock+0x1026/0x1190
[ 1111.669741]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1111.674408]  ? vprintk_emit+0x846/0x990
[ 1111.678398]  ? lock_release+0xa00/0xa00
[ 1111.682381]  ? trace_hardirqs_on+0x30/0x310
[ 1111.686714]  ? vprintk_default+0x28/0x30
[ 1111.690794]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1111.695924]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1111.701469]  vprintk_emit+0x391/0x990
[ 1111.705274]  ? wake_up_klogd+0x180/0x180
[ 1111.709341]  ? find_held_lock+0x31/0x1c0
[ 1111.713411]  ? mark_held_locks+0xc7/0x130
[ 1111.717571]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1111.722063]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1111.726565]  vprintk_default+0x28/0x30
[ 1111.730480]  vprintk_func+0x7e/0x181
[ 1111.734196]  printk+0xa7/0xcf
[ 1111.737304]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1111.742059]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1111.746566]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1111.751856]  dump_header+0x7cc/0xf72
[ 1111.755582]  ? pagefault_out_of_memory+0x197/0x197
[ 1111.760519]  ? __lock_acquire+0x62f/0x4c20
[ 1111.764753]  ? percpu_ref_get_many+0x240/0x240
[ 1111.769365]  ? print_usage_bug+0xc0/0xc0
[ 1111.773442]  ? zap_class+0x640/0x640
[ 1111.777183]  ? print_usage_bug+0xc0/0xc0
[ 1111.781243]  ? zap_class+0x640/0x640
[ 1111.784961]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1111.790522]  ? find_held_lock+0x36/0x1c0
[ 1111.794594]  ? mark_held_locks+0xc7/0x130
[ 1111.798770]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1111.803873]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1111.808980]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1111.813567]  ? trace_hardirqs_on+0xbd/0x310
[ 1111.817921]  ? kasan_check_read+0x11/0x20
[ 1111.822067]  ? ___ratelimit+0x3b4/0x672
[ 1111.826043]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1111.831148]  ? trace_hardirqs_on+0x310/0x310
[ 1111.835567]  ? lock_downgrade+0x900/0x900
[ 1111.839719]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1111.844821]  ? ___ratelimit+0x3b9/0x672
[ 1111.848800]  ? idr_get_free+0xf70/0xf70
[ 1111.852775]  ? find_held_lock+0x36/0x1c0
[ 1111.856845]  oom_kill_process.cold.27+0x10/0x903
[ 1111.861600]  ? zap_class+0x640/0x640
[ 1111.865316]  ? check_preemption_disabled+0x48/0x280
[ 1111.870336]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1111.875263]  ? kasan_check_read+0x11/0x20
[ 1111.879412]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1111.884705]  ? oom_evaluate_task+0x540/0x540
[ 1111.889117]  ? find_held_lock+0x36/0x1c0
[ 1111.893197]  ? out_of_memory+0x974/0x1430
[ 1111.897344]  ? lock_downgrade+0x900/0x900
[ 1111.901491]  ? check_preemption_disabled+0x48/0x280
[ 1111.906509]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1111.911443]  ? kasan_check_read+0x11/0x20
[ 1111.915599]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1111.920878]  ? rcu_softirq_qs+0x20/0x20
[ 1111.924854]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1111.930388]  ? oom_evaluate_task+0x302/0x540
[ 1111.934803]  out_of_memory+0xa84/0x1430
[ 1111.938790]  ? oom_killer_disable+0x3a0/0x3a0
[ 1111.943288]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1111.948225]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1111.953257]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1111.958129]  ? warn_alloc+0x120/0x120
[ 1111.961932]  ? mark_held_locks+0x130/0x130
[ 1111.966186]  ? find_get_entry+0xaae/0x1120
[ 1111.970438]  ? filemap_map_pages+0x1a20/0x1a20
[ 1111.975045]  ? zap_class+0x640/0x640
[ 1111.978782]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1111.984335]  ? check_preemption_disabled+0x48/0x280
[ 1111.989359]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1111.994899]  ? should_fail+0x22d/0xd01
[ 1111.998791]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1112.003899]  ? zap_class+0x640/0x640
[ 1112.007641]  ? __lock_is_held+0xb5/0x140
[ 1112.011708]  ? mark_held_locks+0x130/0x130
[ 1112.015986]  ? lock_release+0xa00/0xa00
[ 1112.019957]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1112.025414]  ? xa_load+0x2ba/0x460
[ 1112.028968]  ? lock_downgrade+0x900/0x900
[ 1112.033120]  ? __might_sleep+0x95/0x190
[ 1112.037097]  __alloc_pages_nodemask+0xad8/0xea0
[ 1112.041775]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1112.046796]  ? __page_cache_alloc+0x191/0x5c0
[ 1112.051302]  ? xa_load+0x2e1/0x460
[ 1112.054875]  ? xa_clear_mark+0x40/0x40
[ 1112.058793]  ? zap_class+0x640/0x640
[ 1112.062516]  ? zap_class+0x640/0x640
[ 1112.066227]  ? zap_class+0x640/0x640
[ 1112.069955]  ? __do_page_cache_readahead+0x663/0x810
[ 1112.075061]  ? find_held_lock+0x36/0x1c0
[ 1112.079128]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1112.084673]  alloc_pages_current+0x173/0x350
[ 1112.089086]  __page_cache_alloc+0x38c/0x5c0
[ 1112.093408]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1112.098352]  ? kasan_check_read+0x11/0x20
[ 1112.102519]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1112.107816]  ? generic_perform_write+0x6a0/0x6a0
[ 1112.112602]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1112.118144]  ? check_preemption_disabled+0x48/0x280
[ 1112.123187]  filemap_fault+0x1595/0x25f0
[ 1112.127257]  ? __lock_page_or_retry+0xa00/0xa00
[ 1112.131925]  ? mark_held_locks+0x130/0x130
[ 1112.136167]  ? filemap_map_pages+0xd6b/0x1a20
[ 1112.140679]  ? lock_downgrade+0x900/0x900
[ 1112.144831]  ? check_preemption_disabled+0x48/0x280
[ 1112.149867]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1112.154796]  ? kasan_check_read+0x11/0x20
[ 1112.158955]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1112.164234]  ? rcu_softirq_qs+0x20/0x20
[ 1112.168217]  ? filemap_map_pages+0xd92/0x1a20
[ 1112.173086]  ? find_get_entries_tag+0x1400/0x1400
[ 1112.177946]  ? debug_object_destroy+0x2b0/0x2b0
[ 1112.182617]  ? lock_pi_update_atomic+0x150/0x150
[ 1112.187374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1112.192940]  ? lock_acquire+0x1ed/0x520
[ 1112.196930]  ? ext4_filemap_fault+0x7a/0xad
[ 1112.201259]  ? lock_release+0xa00/0xa00
[ 1112.205262]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1112.210728]  ? print_usage_bug+0xc0/0xc0
[ 1112.214790]  ? print_usage_bug+0xc0/0xc0
[ 1112.218879]  ? down_read+0x8d/0x120
[ 1112.222518]  ? ext4_filemap_fault+0x7a/0xad
[ 1112.226841]  ? __down_interruptible+0x700/0x700
[ 1112.231516]  ext4_filemap_fault+0x82/0xad
[ 1112.235664]  __do_fault+0x100/0x6b0
[ 1112.239288]  ? find_held_lock+0x36/0x1c0
[ 1112.243364]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1112.248494]  ? mark_held_locks+0x130/0x130
[ 1112.252744]  ? mark_held_locks+0x130/0x130
[ 1112.256995]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1112.261491]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1112.265986]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1112.270572]  ? kasan_check_read+0x11/0x20
[ 1112.274721]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1112.280264]  __handle_mm_fault+0x3ea0/0x5be0
[ 1112.284680]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1112.289526]  ? finish_task_switch+0x1f4/0x910
[ 1112.294025]  ? finish_task_switch+0x1b4/0x910
[ 1112.298518]  ? __switch_to_asm+0x34/0x70
[ 1112.302581]  ? preempt_notifier_register+0x200/0x200
[ 1112.307679]  ? __switch_to_asm+0x34/0x70
[ 1112.311741]  ? __switch_to_asm+0x34/0x70
[ 1112.315814]  ? zap_class+0x640/0x640
[ 1112.319528]  ? zap_class+0x640/0x640
[ 1112.323243]  ? __x64_sys_futex+0x53e/0x6a0
[ 1112.327487]  ? find_held_lock+0x36/0x1c0
[ 1112.331558]  ? handle_mm_fault+0x42a/0xc70
[ 1112.335795]  ? lock_downgrade+0x900/0x900
[ 1112.339964]  ? check_preemption_disabled+0x48/0x280
[ 1112.344984]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1112.349922]  ? kasan_check_read+0x11/0x20
[ 1112.354065]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1112.359339]  ? rcu_softirq_qs+0x20/0x20
[ 1112.363311]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1112.368415]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1112.373977]  ? check_preemption_disabled+0x48/0x280
[ 1112.379002]  handle_mm_fault+0x54f/0xc70
[ 1112.383068]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1112.387651]  ? find_vma+0x34/0x190
[ 1112.391199]  __do_page_fault+0x5e8/0xe60
[ 1112.395265]  ? trace_hardirqs_off+0xb8/0x310
[ 1112.399684]  do_page_fault+0xf2/0x7e0
[ 1112.403492]  ? vmalloc_sync_all+0x30/0x30
[ 1112.407637]  ? error_entry+0x70/0xd0
[ 1112.411345]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1112.416357]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1112.421285]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1112.426210]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1112.431054]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1112.436067]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1112.441526]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1112.446538]  ? page_fault+0x8/0x30
[ 1112.450079]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1112.454921]  ? page_fault+0x8/0x30
[ 1112.458468]  page_fault+0x1e/0x30
[ 1112.461919] RIP: 0033:0x40f9c0
[ 1112.465127] Code: Bad RIP value.
[ 1112.468507] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1112.473872] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1112.481155] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1112.488421] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1112.495698] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1112.502962] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1112.510268] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1112.510273] warn_alloc_show_mem: 1 callbacks suppressed
[ 1112.510279] Mem-Info:
[ 1112.517453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1112.517461] Call Trace:
[ 1112.522830] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1112.522830]  active_file:15 inactive_file:19 isolated_file:0
[ 1112.522830]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1112.522830]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1112.522830]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1112.522830]  free:13737 free_pcp:253 free_cma:0
[ 1112.525202]  <IRQ>
[ 1112.534561] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1112.537137]  dump_stack+0x244/0x39d
[ 1112.570077] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1112.572220]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1112.599773] lowmem_reserve[]: 0 2818 6321 6321
[ 1112.603412]  warn_alloc.cold.116+0xb7/0x1bd
[ 1112.629490] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1112.634680]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1112.639237] lowmem_reserve[]: 0 0 3503 3503
[ 1112.643551]  ? lock_downgrade+0x900/0x900
[ 1112.671024] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1112.675881]  ? trace_hardirqs_off+0xb8/0x310
[ 1112.680184] lowmem_reserve[]: 0 0 0 0
[ 1112.684324]  ? trace_hardirqs_off+0xb8/0x310
[ 1112.713299] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1112.717715]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1112.721485] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1112.725908]  ? warn_alloc+0x120/0x120
[ 1112.739809] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1112.744675]  ? print_usage_bug+0xc0/0xc0
[ 1112.759481] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1112.763267]  ? warn_alloc+0x120/0x120
[ 1112.778942] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1112.783009]  ? warn_alloc+0x120/0x120
[ 1112.791818] 1801 total pagecache pages
[ 1112.795615]  ? print_usage_bug+0xc0/0xc0
[ 1112.804173] 0 pages in swap cache
[ 1112.807981]  ? kvm_clock_read+0x18/0x30
[ 1112.811844] Swap cache stats: add 0, delete 0, find 0/0
[ 1112.815893]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1112.819322] Free swap  = 0kB
[ 1112.823288]  ? print_usage_bug+0xc0/0xc0
[ 1112.828625] Total swap = 0kB
[ 1112.833633]  ? __lock_acquire+0x62f/0x4c20
[ 1112.836629] 1965979 pages RAM
[ 1112.840681]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1112.843668] 0 pages HighMem/MovableOnly
[ 1112.843676] 342854 pages reserved
[ 1112.847908]  ? should_fail+0x22d/0xd01
[ 1112.850987] 0 pages cma reserved
[ 1112.856514]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1112.860727] aoe: skb alloc failure
[ 1112.864124]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1112.864139]  ? __lock_acquire+0x62f/0x4c20
[ 1112.864157]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1112.868067] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1112.871400]  ? __lock_acquire+0x62f/0x4c20
[ 1112.876650] syz-fuzzer cpuset=/ mems_allowed=0
[ 1112.880196]  ? should_fail+0x22d/0xd01
[ 1112.917444]  ? rcu_irq_exit+0x1a2/0x390
[ 1112.921436]  ? mark_held_locks+0x130/0x130
[ 1112.925678]  ? mark_held_locks+0x130/0x130
[ 1112.929920]  ? mark_held_locks+0xc7/0x130
[ 1112.934074]  ? smp_apic_timer_interrupt+0x1cb/0x760
[ 1112.939089]  ? zap_class+0x640/0x640
[ 1112.942803]  ? print_usage_bug+0xc0/0xc0
[ 1112.946867]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1112.952420]  ? check_preemption_disabled+0x48/0x280
[ 1112.957485]  ? __lock_is_held+0xb5/0x140
[ 1112.961558]  __alloc_pages_nodemask+0xad8/0xea0
[ 1112.966226]  ? zap_class+0x640/0x640
[ 1112.969963]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1112.974998]  ? find_held_lock+0x36/0x1c0
[ 1112.979066]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1112.983754]  ? lock_downgrade+0x900/0x900
[ 1112.987910]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1112.993457]  cache_grow_begin+0xa5/0x8c0
[ 1112.997534]  ? do_raw_spin_unlock+0xa7/0x330
[ 1113.001956]  fallback_alloc+0x204/0x2e0
[ 1113.005941]  ____cache_alloc_node+0x1c7/0x1e0
[ 1113.010457]  kmem_cache_alloc_node+0xe3/0x730
[ 1113.014957]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1113.019199]  __alloc_skb+0x119/0x770
[ 1113.022909]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1113.028189]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1113.032610]  ? lock_downgrade+0x900/0x900
[ 1113.036780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1113.042317]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1113.047769]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1113.053222]  ? addrconf_rs_timer+0x690/0x690
[ 1113.057645]  ndisc_alloc_skb+0x144/0x340
[ 1113.061976]  ndisc_send_rs+0x331/0x6e0
[ 1113.065894]  addrconf_rs_timer+0x314/0x690
[ 1113.070132]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1113.074379]  call_timer_fn+0x272/0x920
[ 1113.078264]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1113.082501]  ? process_timeout+0x40/0x40
[ 1113.086569]  ? __run_timers+0x7da/0xc70
[ 1113.090543]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1113.095035]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1113.099532]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1113.103768]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1113.108355]  ? trace_hardirqs_on+0xbd/0x310
[ 1113.112677]  ? kasan_check_read+0x11/0x20
[ 1113.116821]  ? __run_timers+0x7da/0xc70
[ 1113.120795]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1113.125905]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1113.130177]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1113.134414]  __run_timers+0x7e5/0xc70
[ 1113.138232]  ? timer_fixup_init+0x70/0x70
[ 1113.142379]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1113.147416]  ? zap_class+0x640/0x640
[ 1113.151141]  ? enqueue_hrtimer+0x1a5/0x560
[ 1113.155377]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1113.160569]  ? find_held_lock+0x36/0x1c0
[ 1113.164647]  ? zap_class+0x640/0x640
[ 1113.168364]  ? pvclock_read_flags+0x160/0x160
[ 1113.172860]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1113.178397]  ? check_preemption_disabled+0x48/0x280
[ 1113.183435]  ? __lock_is_held+0xb5/0x140
[ 1113.187517]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1113.193064]  ? check_preemption_disabled+0x48/0x280
[ 1113.198086]  run_timer_softirq+0x52/0xb0
[ 1113.202143]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1113.207186]  __do_softirq+0x308/0xb7e
[ 1113.211019]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1113.215509]  ? lock_downgrade+0x900/0x900
[ 1113.219664]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1113.224772]  ? pvclock_read_flags+0x160/0x160
[ 1113.229270]  ? lapic_next_event+0x5a/0x90
[ 1113.233442]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1113.239014]  ? kvm_clock_read+0x18/0x30
[ 1113.242989]  ? kvm_sched_clock_read+0x9/0x20
[ 1113.247412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1113.252969]  ? check_preemption_disabled+0x48/0x280
[ 1113.257989]  irq_exit+0x17f/0x1c0
[ 1113.261444]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1113.266316]  ? smp_reschedule_interrupt+0x109/0x650
[ 1113.271347]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1113.277231]  ? interrupt_entry+0xb5/0xc0
[ 1113.281295]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1113.286310]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1113.291329]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1113.296170]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1113.301182]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1113.306217]  ? task_prio+0x50/0x50
[ 1113.309762]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1113.315302]  ? check_preemption_disabled+0x48/0x280
[ 1113.320327]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1113.325186]  apic_timer_interrupt+0xf/0x20
[ 1113.329411]  </IRQ>
[ 1113.331673] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1113.336606] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1113.355503] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1113.363208] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1113.370473] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1113.377738] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1113.385004] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1113.392270] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1113.399582]  skb_clone+0x1bb/0x500
[ 1113.403136]  ? finish_task_switch+0x2f4/0x910
[ 1113.407646]  ? skb_split+0x11e0/0x11e0
[ 1113.411537]  ? preempt_notifier_register+0x200/0x200
[ 1113.416637]  ? __switch_to_asm+0x34/0x70
[ 1113.420698]  ? __switch_to_asm+0x34/0x70
[ 1113.424755]  ? __switch_to_asm+0x40/0x70
[ 1113.428815]  ? __switch_to_asm+0x34/0x70
[ 1113.432887]  ? __switch_to_asm+0x40/0x70
[ 1113.436976]  ? __switch_to_asm+0x34/0x70
[ 1113.441033]  ? __switch_to_asm+0x40/0x70
[ 1113.445092]  ? __switch_to_asm+0x34/0x70
[ 1113.449150]  ? __switch_to_asm+0x34/0x70
[ 1113.453212]  ? __switch_to_asm+0x40/0x70
[ 1113.457271]  ? __switch_to_asm+0x34/0x70
[ 1113.461336]  bpf_clone_redirect+0xb9/0x490
[ 1113.465574]  ? __schedule+0x8d7/0x21d0
[ 1113.469468]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1113.474485]  ? __sched_text_start+0x8/0x8
[ 1113.478662]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1113.483435]  ? find_held_lock+0x36/0x1c0
[ 1113.487524]  ? lock_acquire+0x1ed/0x520
[ 1113.491512]  ? bpf_test_run+0x3cb/0x780
[ 1113.495489]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1113.501027]  ? check_preemption_disabled+0x48/0x280
[ 1113.506047]  ? kasan_check_read+0x11/0x20
[ 1113.510190]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1113.515465]  ? rcu_softirq_qs+0x20/0x20
[ 1113.519455]  ? preempt_schedule+0x4d/0x60
[ 1113.523607]  ? ___preempt_schedule+0x16/0x18
[ 1113.528021]  ? bpf_test_run+0x25d/0x780
[ 1113.532010]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1113.536420]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1113.541980]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1113.546745]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1113.551587]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1113.557122]  ? fput+0x130/0x1a0
[ 1113.560411]  ? __bpf_prog_get+0x9b/0x290
[ 1113.564516]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1113.569370]  ? bpf_prog_test_run+0x130/0x1a0
[ 1113.573782]  ? __x64_sys_bpf+0x3d8/0x520
[ 1113.577847]  ? bpf_prog_get+0x20/0x20
[ 1113.581685]  ? do_syscall_64+0x1b9/0x820
[ 1113.585745]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1113.591115]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1113.596045]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1113.600885]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1113.605902]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1113.610940]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1113.615969]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1113.620820]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1113.626199] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1113.626264] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1113.633209] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1113.633215] Call Trace:
[ 1113.633221]  <IRQ>
[ 1113.633237]  dump_stack+0x244/0x39d
[ 1113.633256]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1113.633281]  warn_alloc.cold.116+0xb7/0x1bd
[ 1113.639804] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1113.649098]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1113.651662] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1113.653806]  ? lock_downgrade+0x900/0x900
[ 1113.691451]  ? trace_hardirqs_off+0xb8/0x310
[ 1113.695899]  ? trace_hardirqs_off+0xb8/0x310
[ 1113.700333]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1113.705203]  ? warn_alloc+0x120/0x120
[ 1113.709013]  ? warn_alloc+0x120/0x120
[ 1113.712814]  ? __lock_acquire+0x62f/0x4c20
[ 1113.717052]  ? warn_alloc+0x120/0x120
[ 1113.720860]  ? print_usage_bug+0xc0/0xc0
[ 1113.724922]  ? print_usage_bug+0xc0/0xc0
[ 1113.728985]  ? mark_held_locks+0x130/0x130
[ 1113.733226]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1113.738765]  ? should_fail+0x22d/0xd01
[ 1113.742649]  ? zap_class+0x640/0x640
[ 1113.746366]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1113.751511]  ? __lock_acquire+0x62f/0x4c20
[ 1113.755775]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1113.760880]  ? should_fail+0x22d/0xd01
[ 1113.764785]  ? mark_held_locks+0x130/0x130
[ 1113.769023]  ? mark_held_locks+0x130/0x130
[ 1113.773290]  ? lock_downgrade+0x900/0x900
[ 1113.777463]  ? zap_class+0x640/0x640
[ 1113.781187]  ? zap_class+0x640/0x640
[ 1113.784898]  ? zap_class+0x640/0x640
[ 1113.788607]  ? do_raw_spin_unlock+0xa7/0x330
[ 1113.793033]  ? trace_hardirqs_on+0x310/0x310
[ 1113.797478]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1113.803035]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1113.808573]  ? check_preemption_disabled+0x48/0x280
[ 1113.813597]  ? __lock_is_held+0xb5/0x140
[ 1113.817668]  __alloc_pages_nodemask+0xad8/0xea0
[ 1113.822344]  ? zap_class+0x640/0x640
[ 1113.826061]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1113.831090]  ? find_held_lock+0x36/0x1c0
[ 1113.835175]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1113.839859]  ? lock_downgrade+0x900/0x900
[ 1113.844045]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1113.849590]  cache_grow_begin+0xa5/0x8c0
[ 1113.853649]  ? do_raw_spin_unlock+0xa7/0x330
[ 1113.858059]  fallback_alloc+0x204/0x2e0
[ 1113.862039]  ____cache_alloc_node+0x1c7/0x1e0
[ 1113.866544]  kmem_cache_alloc_node+0xe3/0x730
[ 1113.871062]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1113.875658]  __alloc_skb+0x119/0x770
[ 1113.879368]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[ 1113.884736]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1113.889151]  ? vprintk_default+0x28/0x30
[ 1113.893217]  ? vprintk_func+0x85/0x181
[ 1113.897105]  ? printk+0xa7/0xcf
[ 1113.900384]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1113.905147]  ? do_raw_spin_trylock+0x270/0x270
[ 1113.909737]  new_skb+0x26/0x1c0
[ 1113.913016]  aoecmd_cfg+0x279/0x7f0
[ 1113.916644]  ? find_held_lock+0x36/0x1c0
[ 1113.920707]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[ 1113.925033]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1113.930582]  ? __lock_is_held+0xb5/0x140
[ 1113.934661]  discover_timer+0x50/0x60
[ 1113.938466]  call_timer_fn+0x272/0x920
[ 1113.942356]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1113.947206]  ? process_timeout+0x40/0x40
[ 1113.951308]  ? mark_held_locks+0xc7/0x130
[ 1113.955468]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1113.959995]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1113.964490]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1113.969333]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1113.973922]  ? trace_hardirqs_on+0xbd/0x310
[ 1113.978242]  ? kasan_check_read+0x11/0x20
[ 1113.982391]  ? __run_timers+0x7da/0xc70
[ 1113.986371]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1113.991524]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1113.996363]  __run_timers+0x7e5/0xc70
[ 1114.000173]  ? timer_fixup_init+0x70/0x70
[ 1114.004337]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1114.009356]  ? zap_class+0x640/0x640
[ 1114.013076]  ? print_usage_bug+0xc0/0xc0
[ 1114.017140]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1114.022336]  ? find_held_lock+0x36/0x1c0
[ 1114.026404]  ? zap_class+0x640/0x640
[ 1114.030137]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1114.035679]  ? check_preemption_disabled+0x48/0x280
[ 1114.040706]  ? __lock_is_held+0xb5/0x140
[ 1114.044768]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1114.050308]  ? check_preemption_disabled+0x48/0x280
[ 1114.055359]  run_timer_softirq+0x52/0xb0
[ 1114.059418]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1114.064457]  __do_softirq+0x308/0xb7e
[ 1114.068279]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1114.072773]  ? lock_downgrade+0x900/0x900
[ 1114.076938]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1114.082070]  ? pvclock_read_flags+0x160/0x160
[ 1114.086566]  ? lapic_next_event+0x5a/0x90
[ 1114.090718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1114.096260]  ? kvm_clock_read+0x18/0x30
[ 1114.100237]  ? kvm_sched_clock_read+0x9/0x20
[ 1114.104651]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1114.110187]  ? check_preemption_disabled+0x48/0x280
[ 1114.115223]  irq_exit+0x17f/0x1c0
[ 1114.118678]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1114.123538]  ? smp_reschedule_interrupt+0x109/0x650
[ 1114.128552]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1114.134476]  ? interrupt_entry+0xb5/0xc0
[ 1114.138539]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1114.143579]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1114.148594]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1114.153443]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1114.158475]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1114.163494]  ? task_prio+0x50/0x50
[ 1114.167037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1114.172575]  ? check_preemption_disabled+0x48/0x280
[ 1114.177597]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1114.182459]  apic_timer_interrupt+0xf/0x20
[ 1114.186691]  </IRQ>
[ 1114.188927] RIP: 0010:console_unlock+0x102f/0x1190
[ 1114.193858] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1114.212783] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1114.220495] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1114.227763] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1114.235028] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1114.242302] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1114.249566] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1114.256853]  ? netconsole_netdev_event+0x280/0x280
[ 1114.261805]  ? console_unlock+0x1026/0x1190
[ 1114.266151]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1114.270816]  ? vprintk_emit+0x846/0x990
[ 1114.274798]  ? lock_release+0xa00/0xa00
[ 1114.278772]  ? trace_hardirqs_on+0x30/0x310
[ 1114.283091]  ? vprintk_default+0x28/0x30
[ 1114.287153]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1114.292261]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1114.297816]  vprintk_emit+0x391/0x990
[ 1114.301618]  ? wake_up_klogd+0x180/0x180
[ 1114.305686]  ? find_held_lock+0x31/0x1c0
[ 1114.309757]  ? mark_held_locks+0xc7/0x130
[ 1114.313906]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1114.318402]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1114.322913]  vprintk_default+0x28/0x30
[ 1114.326799]  vprintk_func+0x7e/0x181
[ 1114.330554]  printk+0xa7/0xcf
[ 1114.333663]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1114.338418]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1114.342951]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1114.348236]  dump_header+0x7cc/0xf72
[ 1114.351959]  ? pagefault_out_of_memory+0x197/0x197
[ 1114.356900]  ? __lock_acquire+0x62f/0x4c20
[ 1114.361137]  ? percpu_ref_get_many+0x240/0x240
[ 1114.365723]  ? print_usage_bug+0xc0/0xc0
[ 1114.369790]  ? zap_class+0x640/0x640
[ 1114.373508]  ? print_usage_bug+0xc0/0xc0
[ 1114.377589]  ? zap_class+0x640/0x640
[ 1114.381308]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1114.386850]  ? find_held_lock+0x36/0x1c0
[ 1114.390930]  ? mark_held_locks+0xc7/0x130
[ 1114.395078]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1114.400184]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1114.405288]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1114.409875]  ? trace_hardirqs_on+0xbd/0x310
[ 1114.414225]  ? kasan_check_read+0x11/0x20
[ 1114.418380]  ? ___ratelimit+0x3b4/0x672
[ 1114.422360]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1114.427469]  ? trace_hardirqs_on+0x310/0x310
[ 1114.431877]  ? lock_downgrade+0x900/0x900
[ 1114.436029]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1114.441133]  ? ___ratelimit+0x3b9/0x672
[ 1114.445115]  ? idr_get_free+0xf70/0xf70
[ 1114.449103]  ? find_held_lock+0x36/0x1c0
[ 1114.453178]  oom_kill_process.cold.27+0x10/0x903
[ 1114.457951]  ? zap_class+0x640/0x640
[ 1114.461669]  ? check_preemption_disabled+0x48/0x280
[ 1114.466690]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1114.471624]  ? kasan_check_read+0x11/0x20
[ 1114.475772]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1114.481052]  ? oom_evaluate_task+0x540/0x540
[ 1114.485472]  ? find_held_lock+0x36/0x1c0
[ 1114.489541]  ? out_of_memory+0x974/0x1430
[ 1114.493691]  ? lock_downgrade+0x900/0x900
[ 1114.497839]  ? check_preemption_disabled+0x48/0x280
[ 1114.502858]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1114.507834]  ? kasan_check_read+0x11/0x20
[ 1114.511978]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1114.517256]  ? rcu_softirq_qs+0x20/0x20
[ 1114.521249]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1114.526819]  ? oom_evaluate_task+0x302/0x540
[ 1114.531247]  out_of_memory+0xa84/0x1430
[ 1114.535274]  ? oom_killer_disable+0x3a0/0x3a0
[ 1114.539767]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1114.544700]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1114.549729]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1114.554604]  ? warn_alloc+0x120/0x120
[ 1114.558406]  ? mark_held_locks+0x130/0x130
[ 1114.562658]  ? find_get_entry+0xaae/0x1120
[ 1114.566906]  ? filemap_map_pages+0x1a20/0x1a20
[ 1114.571495]  ? zap_class+0x640/0x640
[ 1114.575213]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1114.580751]  ? check_preemption_disabled+0x48/0x280
[ 1114.585771]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1114.591309]  ? should_fail+0x22d/0xd01
[ 1114.595199]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1114.600301]  ? zap_class+0x640/0x640
[ 1114.604040]  ? __lock_is_held+0xb5/0x140
[ 1114.608126]  ? mark_held_locks+0x130/0x130
[ 1114.612403]  ? lock_release+0xa00/0xa00
[ 1114.616381]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1114.621831]  ? xa_load+0x2ba/0x460
[ 1114.625370]  ? lock_downgrade+0x900/0x900
[ 1114.629534]  ? __might_sleep+0x95/0x190
[ 1114.633512]  __alloc_pages_nodemask+0xad8/0xea0
[ 1114.638201]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1114.643241]  ? __page_cache_alloc+0x191/0x5c0
[ 1114.647740]  ? xa_load+0x2e1/0x460
[ 1114.651296]  ? xa_clear_mark+0x40/0x40
[ 1114.655189]  ? zap_class+0x640/0x640
[ 1114.658927]  ? zap_class+0x640/0x640
[ 1114.662657]  ? zap_class+0x640/0x640
[ 1114.666386]  ? __do_page_cache_readahead+0x663/0x810
[ 1114.671495]  ? find_held_lock+0x36/0x1c0
[ 1114.675564]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1114.681105]  alloc_pages_current+0x173/0x350
[ 1114.685534]  __page_cache_alloc+0x38c/0x5c0
[ 1114.689866]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1114.694791]  ? kasan_check_read+0x11/0x20
[ 1114.698951]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1114.704227]  ? generic_perform_write+0x6a0/0x6a0
[ 1114.708985]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1114.714542]  ? check_preemption_disabled+0x48/0x280
[ 1114.719570]  filemap_fault+0x1595/0x25f0
[ 1114.723650]  ? __lock_page_or_retry+0xa00/0xa00
[ 1114.728794]  ? mark_held_locks+0x130/0x130
[ 1114.733038]  ? filemap_map_pages+0xd6b/0x1a20
[ 1114.737537]  ? lock_downgrade+0x900/0x900
[ 1114.741685]  ? check_preemption_disabled+0x48/0x280
[ 1114.746701]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1114.751631]  ? kasan_check_read+0x11/0x20
[ 1114.755777]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1114.761055]  ? rcu_softirq_qs+0x20/0x20
[ 1114.765060]  ? filemap_map_pages+0xd92/0x1a20
[ 1114.769571]  ? find_get_entries_tag+0x1400/0x1400
[ 1114.774441]  ? debug_object_destroy+0x2b0/0x2b0
[ 1114.779142]  ? lock_pi_update_atomic+0x150/0x150
[ 1114.783913]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1114.789472]  ? lock_acquire+0x1ed/0x520
[ 1114.793489]  ? ext4_filemap_fault+0x7a/0xad
[ 1114.797816]  ? lock_release+0xa00/0xa00
[ 1114.801790]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1114.807245]  ? print_usage_bug+0xc0/0xc0
[ 1114.811312]  ? print_usage_bug+0xc0/0xc0
[ 1114.815384]  ? down_read+0x8d/0x120
[ 1114.819005]  ? ext4_filemap_fault+0x7a/0xad
[ 1114.823324]  ? __down_interruptible+0x700/0x700
[ 1114.828005]  ext4_filemap_fault+0x82/0xad
[ 1114.832336]  __do_fault+0x100/0x6b0
[ 1114.835962]  ? find_held_lock+0x36/0x1c0
[ 1114.840029]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1114.845136]  ? mark_held_locks+0x130/0x130
[ 1114.849378]  ? mark_held_locks+0x130/0x130
[ 1114.853613]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1114.858105]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1114.862766]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1114.867351]  ? kasan_check_read+0x11/0x20
[ 1114.871498]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1114.877055]  __handle_mm_fault+0x3ea0/0x5be0
[ 1114.881502]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1114.886348]  ? finish_task_switch+0x1f4/0x910
[ 1114.890845]  ? finish_task_switch+0x1b4/0x910
[ 1114.895364]  ? __switch_to_asm+0x34/0x70
[ 1114.899441]  ? preempt_notifier_register+0x200/0x200
[ 1114.904551]  ? __switch_to_asm+0x34/0x70
[ 1114.908609]  ? __switch_to_asm+0x34/0x70
[ 1114.912684]  ? zap_class+0x640/0x640
[ 1114.916402]  ? zap_class+0x640/0x640
[ 1114.920121]  ? __x64_sys_futex+0x53e/0x6a0
[ 1114.924360]  ? find_held_lock+0x36/0x1c0
[ 1114.928440]  ? handle_mm_fault+0x42a/0xc70
[ 1114.932682]  ? lock_downgrade+0x900/0x900
[ 1114.936830]  ? check_preemption_disabled+0x48/0x280
[ 1114.941848]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1114.946780]  ? kasan_check_read+0x11/0x20
[ 1114.950938]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1114.956211]  ? rcu_softirq_qs+0x20/0x20
[ 1114.960200]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1114.965316]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1114.970856]  ? check_preemption_disabled+0x48/0x280
[ 1114.975884]  handle_mm_fault+0x54f/0xc70
[ 1114.979952]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1114.984549]  ? find_vma+0x34/0x190
[ 1114.988096]  __do_page_fault+0x5e8/0xe60
[ 1114.992161]  ? trace_hardirqs_off+0xb8/0x310
[ 1114.996579]  do_page_fault+0xf2/0x7e0
[ 1115.000393]  ? vmalloc_sync_all+0x30/0x30
[ 1115.004549]  ? error_entry+0x70/0xd0
[ 1115.008292]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1115.013305]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1115.018230]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1115.023159]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1115.028004]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1115.033019]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1115.038480]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1115.043500]  ? page_fault+0x8/0x30
[ 1115.047043]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1115.051887]  ? page_fault+0x8/0x30
[ 1115.055438]  page_fault+0x1e/0x30
[ 1115.058920] RIP: 0033:0x40f9c0
[ 1115.062147] Code: Bad RIP value.
[ 1115.065508] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1115.070867] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1115.078134] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1115.085402] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1115.092680] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1115.099947] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1115.107233] warn_alloc_show_mem: 1 callbacks suppressed
[ 1115.107244] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1115.107246] Mem-Info:
[ 1115.107288] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1115.107288]  active_file:15 inactive_file:19 isolated_file:0
[ 1115.107288]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1115.107288]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1115.107288]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1115.107288]  free:13737 free_pcp:253 free_cma:0
[ 1115.112643] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1115.119830] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1115.122226] Call Trace:
[ 1115.155188] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1115.164532]  <IRQ>
[ 1115.192092] lowmem_reserve[]: 0 2818 6321 6321
[ 1115.194679]  dump_stack+0x244/0x39d
[ 1115.220763] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1115.222913]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1115.227465] lowmem_reserve[]: 0 0 3503 3503
[ 1115.231102]  warn_alloc.cold.116+0xb7/0x1bd
[ 1115.258568] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1115.263755]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1115.268051] lowmem_reserve[]: 0 0 0 0
[ 1115.272376]  ? lock_downgrade+0x900/0x900
[ 1115.301321] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1115.306180]  ? trace_hardirqs_off+0xb8/0x310
[ 1115.309948] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1115.314098]  ? trace_hardirqs_off+0xb8/0x310
[ 1115.327597] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1115.332006]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1115.346810] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1115.351227]  ? warn_alloc+0x120/0x120
[ 1115.366880] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1115.371742]  ? print_usage_bug+0xc0/0xc0
[ 1115.380555] 1801 total pagecache pages
[ 1115.384350]  ? warn_alloc+0x120/0x120
[ 1115.392913] 0 pages in swap cache
[ 1115.396960]  ? warn_alloc+0x120/0x120
[ 1115.400826] Swap cache stats: add 0, delete 0, find 0/0
[ 1115.404621]  ? print_usage_bug+0xc0/0xc0
[ 1115.408049] Free swap  = 0kB
[ 1115.411841]  ? print_usage_bug+0xc0/0xc0
[ 1115.417179] Total swap = 0kB
[ 1115.421232]  ? __lock_acquire+0x62f/0x4c20
[ 1115.424237] 1965979 pages RAM
[ 1115.428303]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1115.431289] 0 pages HighMem/MovableOnly
[ 1115.431297] 342854 pages reserved
[ 1115.435524]  ? should_fail+0x22d/0xd01
[ 1115.438607] 0 pages cma reserved
[ 1115.444148]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1115.448155] aoe: skb alloc failure
[ 1115.451550]  ? __lock_acquire+0x62f/0x4c20
[ 1115.455491] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1115.458787]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1115.463868] syz-fuzzer cpuset=/ mems_allowed=0
[ 1115.467399]  ? __lock_acquire+0x62f/0x4c20
[ 1115.495688]  ? should_fail+0x22d/0xd01
[ 1115.499574]  ? find_held_lock+0x36/0x1c0
[ 1115.503642]  ? mark_held_locks+0x130/0x130
[ 1115.507881]  ? mark_held_locks+0x130/0x130
[ 1115.512118]  ? zap_class+0x640/0x640
[ 1115.515834]  ? zap_class+0x640/0x640
[ 1115.519549]  ? print_usage_bug+0xc0/0xc0
[ 1115.523607]  ? do_raw_spin_unlock+0xa7/0x330
[ 1115.528024]  ? zap_class+0x640/0x640
[ 1115.531736]  ? print_usage_bug+0xc0/0xc0
[ 1115.535798]  ? wq_watchdog_touch+0x9c/0xfe
[ 1115.540038]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1115.545587]  ? check_preemption_disabled+0x48/0x280
[ 1115.550617]  ? __lock_is_held+0xb5/0x140
[ 1115.554684]  __alloc_pages_nodemask+0xad8/0xea0
[ 1115.559351]  ? zap_class+0x640/0x640
[ 1115.563071]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1115.568098]  ? find_held_lock+0x36/0x1c0
[ 1115.572168]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1115.576846]  ? lock_downgrade+0x900/0x900
[ 1115.581000]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1115.586546]  cache_grow_begin+0xa5/0x8c0
[ 1115.590608]  ? do_raw_spin_unlock+0xa7/0x330
[ 1115.595029]  fallback_alloc+0x204/0x2e0
[ 1115.599012]  ____cache_alloc_node+0x1c7/0x1e0
[ 1115.603513]  kmem_cache_alloc_node+0xe3/0x730
[ 1115.608014]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1115.612260]  __alloc_skb+0x119/0x770
[ 1115.615988]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1115.621266]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1115.625676]  ? lock_downgrade+0x900/0x900
[ 1115.629834]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1115.635374]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1115.640830]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1115.646281]  ? addrconf_rs_timer+0x690/0x690
[ 1115.650707]  ndisc_alloc_skb+0x144/0x340
[ 1115.654770]  ndisc_send_rs+0x331/0x6e0
[ 1115.658665]  addrconf_rs_timer+0x314/0x690
[ 1115.662908]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1115.667154]  call_timer_fn+0x272/0x920
[ 1115.671039]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1115.675272]  ? process_timeout+0x40/0x40
[ 1115.679342]  ? __run_timers+0x7da/0xc70
[ 1115.683316]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1115.687809]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1115.692305]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1115.696562]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1115.701180]  ? trace_hardirqs_on+0xbd/0x310
[ 1115.705514]  ? kasan_check_read+0x11/0x20
[ 1115.709661]  ? __run_timers+0x7da/0xc70
[ 1115.713637]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1115.718746]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1115.722992]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1115.727221]  __run_timers+0x7e5/0xc70
[ 1115.731031]  ? timer_fixup_init+0x70/0x70
[ 1115.735178]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1115.740200]  ? zap_class+0x640/0x640
[ 1115.743920]  ? enqueue_hrtimer+0x1a5/0x560
[ 1115.748163]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1115.753358]  ? find_held_lock+0x36/0x1c0
[ 1115.757434]  ? zap_class+0x640/0x640
[ 1115.761153]  ? pvclock_read_flags+0x160/0x160
[ 1115.765651]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1115.771189]  ? check_preemption_disabled+0x48/0x280
[ 1115.776215]  ? __lock_is_held+0xb5/0x140
[ 1115.780279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1115.785816]  ? check_preemption_disabled+0x48/0x280
[ 1115.790838]  run_timer_softirq+0x52/0xb0
[ 1115.794898]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1115.799916]  __do_softirq+0x308/0xb7e
[ 1115.803728]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1115.808226]  ? lock_downgrade+0x900/0x900
[ 1115.812382]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1115.817493]  ? pvclock_read_flags+0x160/0x160
[ 1115.821994]  ? lapic_next_event+0x5a/0x90
[ 1115.826143]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1115.831685]  ? kvm_clock_read+0x18/0x30
[ 1115.835659]  ? kvm_sched_clock_read+0x9/0x20
[ 1115.840069]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1115.845609]  ? check_preemption_disabled+0x48/0x280
[ 1115.850636]  irq_exit+0x17f/0x1c0
[ 1115.854087]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1115.858926]  ? smp_reschedule_interrupt+0x109/0x650
[ 1115.863954]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1115.869841]  ? interrupt_entry+0xb5/0xc0
[ 1115.873901]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1115.878914]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1115.883933]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1115.888779]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1115.893797]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1115.898810]  ? task_prio+0x50/0x50
[ 1115.902356]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1115.907898]  ? check_preemption_disabled+0x48/0x280
[ 1115.912918]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1115.917770]  apic_timer_interrupt+0xf/0x20
[ 1115.922001]  </IRQ>
[ 1115.924246] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1115.929179] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1115.948077] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1115.955785] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1115.963053] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1115.970324] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1115.977587] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1115.984853] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1115.992157]  skb_clone+0x1bb/0x500
[ 1115.995698]  ? finish_task_switch+0x2f4/0x910
[ 1116.000194]  ? skb_split+0x11e0/0x11e0
[ 1116.004086]  ? preempt_notifier_register+0x200/0x200
[ 1116.009186]  ? __switch_to_asm+0x34/0x70
[ 1116.013260]  ? __switch_to_asm+0x34/0x70
[ 1116.017318]  ? __switch_to_asm+0x40/0x70
[ 1116.021374]  ? __switch_to_asm+0x34/0x70
[ 1116.025434]  ? __switch_to_asm+0x40/0x70
[ 1116.029489]  ? __switch_to_asm+0x34/0x70
[ 1116.033549]  ? __switch_to_asm+0x40/0x70
[ 1116.037604]  ? __switch_to_asm+0x34/0x70
[ 1116.041665]  ? __switch_to_asm+0x34/0x70
[ 1116.045724]  ? __switch_to_asm+0x40/0x70
[ 1116.049778]  ? __switch_to_asm+0x34/0x70
[ 1116.053846]  bpf_clone_redirect+0xb9/0x490
[ 1116.058097]  ? __schedule+0x8d7/0x21d0
[ 1116.061986]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1116.067017]  ? __sched_text_start+0x8/0x8
[ 1116.071165]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1116.075933]  ? find_held_lock+0x36/0x1c0
[ 1116.080006]  ? lock_acquire+0x1ed/0x520
[ 1116.083984]  ? bpf_test_run+0x3cb/0x780
[ 1116.087968]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1116.093508]  ? check_preemption_disabled+0x48/0x280
[ 1116.098532]  ? kasan_check_read+0x11/0x20
[ 1116.102683]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1116.107967]  ? rcu_softirq_qs+0x20/0x20
[ 1116.111952]  ? preempt_schedule+0x4d/0x60
[ 1116.116106]  ? ___preempt_schedule+0x16/0x18
[ 1116.120522]  ? bpf_test_run+0x25d/0x780
[ 1116.124507]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1116.128922]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1116.134471]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1116.139237]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1116.144074]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1116.149621]  ? fput+0x130/0x1a0
[ 1116.152909]  ? __bpf_prog_get+0x9b/0x290
[ 1116.157023]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1116.161867]  ? bpf_prog_test_run+0x130/0x1a0
[ 1116.166280]  ? __x64_sys_bpf+0x3d8/0x520
[ 1116.170343]  ? bpf_prog_get+0x20/0x20
[ 1116.174162]  ? do_syscall_64+0x1b9/0x820
[ 1116.178222]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1116.183587]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1116.188520]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1116.193364]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1116.198397]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1116.203420]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1116.208457]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1116.213308]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1116.218690] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1116.218758] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1116.225706] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1116.225711] Call Trace:
[ 1116.225717]  <IRQ>
[ 1116.225735]  dump_stack+0x244/0x39d
[ 1116.225753]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1116.232355] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1116.241581]  warn_alloc.cold.116+0xb7/0x1bd
[ 1116.241598]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1116.244337] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1116.246483]  ? lock_downgrade+0x900/0x900
[ 1116.246505]  ? trace_hardirqs_off+0xb8/0x310
[ 1116.288607]  ? trace_hardirqs_off+0xb8/0x310
[ 1116.293022]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1116.297896]  ? warn_alloc+0x120/0x120
[ 1116.301704]  ? warn_alloc+0x120/0x120
[ 1116.305511]  ? warn_alloc+0x120/0x120
[ 1116.309313]  ? print_usage_bug+0xc0/0xc0
[ 1116.313377]  ? print_usage_bug+0xc0/0xc0
[ 1116.317444]  ? ktime_get+0x2c1/0x400
[ 1116.321170]  ? check_preemption_disabled+0x48/0x280
[ 1116.326184]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1116.330678]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1116.336230]  ? should_fail+0x22d/0xd01
[ 1116.340136]  ? kasan_check_read+0x11/0x20
[ 1116.344284]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1116.349403]  ? __lock_acquire+0x62f/0x4c20
[ 1116.353652]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1116.358772]  ? should_fail+0x22d/0xd01
[ 1116.362676]  ? print_usage_bug+0xc0/0xc0
[ 1116.366751]  ? mark_held_locks+0x130/0x130
[ 1116.371002]  ? mark_held_locks+0x130/0x130
[ 1116.375250]  ? check_preemption_disabled+0x48/0x280
[ 1116.380274]  ? zap_class+0x640/0x640
[ 1116.383988]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1116.388749]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1116.394286]  ? check_preemption_disabled+0x48/0x280
[ 1116.399310]  ? __lock_is_held+0xb5/0x140
[ 1116.403379]  __alloc_pages_nodemask+0xad8/0xea0
[ 1116.408060]  ? zap_class+0x640/0x640
[ 1116.411783]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1116.416809]  ? find_held_lock+0x36/0x1c0
[ 1116.420878]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1116.425548]  ? lock_downgrade+0x900/0x900
[ 1116.429702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1116.435244]  cache_grow_begin+0xa5/0x8c0
[ 1116.439307]  ? do_raw_spin_unlock+0xa7/0x330
[ 1116.443724]  fallback_alloc+0x204/0x2e0
[ 1116.447705]  ____cache_alloc_node+0x1c7/0x1e0
[ 1116.452209]  kmem_cache_alloc_node+0xe3/0x730
[ 1116.456719]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1116.461314]  __alloc_skb+0x119/0x770
[ 1116.465025]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[ 1116.470391]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1116.474813]  ? vprintk_default+0x28/0x30
[ 1116.478892]  ? vprintk_func+0x85/0x181
[ 1116.482782]  ? printk+0xa7/0xcf
[ 1116.486065]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1116.490831]  ? do_raw_spin_trylock+0x270/0x270
[ 1116.495419]  new_skb+0x26/0x1c0
[ 1116.498716]  aoecmd_cfg+0x279/0x7f0
[ 1116.502345]  ? find_held_lock+0x36/0x1c0
[ 1116.506411]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[ 1116.510750]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1116.516301]  ? __lock_is_held+0xb5/0x140
[ 1116.520378]  discover_timer+0x50/0x60
[ 1116.524181]  call_timer_fn+0x272/0x920
[ 1116.528070]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1116.532912]  ? process_timeout+0x40/0x40
[ 1116.536987]  ? mark_held_locks+0xc7/0x130
[ 1116.541152]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1116.545647]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1116.550140]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1116.554982]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1116.559569]  ? trace_hardirqs_on+0xbd/0x310
[ 1116.563888]  ? kasan_check_read+0x11/0x20
[ 1116.568034]  ? __run_timers+0x7da/0xc70
[ 1116.572010]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1116.577124]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1116.581980]  __run_timers+0x7e5/0xc70
[ 1116.585821]  ? timer_fixup_init+0x70/0x70
[ 1116.589973]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1116.594991]  ? zap_class+0x640/0x640
[ 1116.598715]  ? print_usage_bug+0xc0/0xc0
[ 1116.602777]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1116.607971]  ? find_held_lock+0x36/0x1c0
[ 1116.612036]  ? zap_class+0x640/0x640
[ 1116.615767]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1116.621309]  ? check_preemption_disabled+0x48/0x280
[ 1116.626336]  ? __lock_is_held+0xb5/0x140
[ 1116.630398]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1116.635974]  ? check_preemption_disabled+0x48/0x280
[ 1116.640997]  run_timer_softirq+0x52/0xb0
[ 1116.645070]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1116.650088]  __do_softirq+0x308/0xb7e
[ 1116.653910]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1116.658402]  ? lock_downgrade+0x900/0x900
[ 1116.662560]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1116.667673]  ? pvclock_read_flags+0x160/0x160
[ 1116.672170]  ? lapic_next_event+0x5a/0x90
[ 1116.676318]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1116.681862]  ? kvm_clock_read+0x18/0x30
[ 1116.685836]  ? kvm_sched_clock_read+0x9/0x20
[ 1116.690275]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1116.695813]  ? check_preemption_disabled+0x48/0x280
[ 1116.700837]  irq_exit+0x17f/0x1c0
[ 1116.704291]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1116.709132]  ? smp_reschedule_interrupt+0x109/0x650
[ 1116.714153]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1116.720036]  ? interrupt_entry+0xb5/0xc0
[ 1116.724101]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1116.729584]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1116.734601]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1116.739454]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1116.744475]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1116.749491]  ? task_prio+0x50/0x50
[ 1116.753029]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1116.758565]  ? check_preemption_disabled+0x48/0x280
[ 1116.763591]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1116.768442]  apic_timer_interrupt+0xf/0x20
[ 1116.772702]  </IRQ>
[ 1116.774952] RIP: 0010:console_unlock+0x102f/0x1190
[ 1116.779905] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1116.798816] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1116.806521] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1116.813789] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1116.821057] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1116.828323] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1116.835590] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1116.842867]  ? netconsole_netdev_event+0x280/0x280
[ 1116.847800]  ? console_unlock+0x1026/0x1190
[ 1116.852156]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1116.856840]  ? vprintk_emit+0x846/0x990
[ 1116.860964]  ? lock_release+0xa00/0xa00
[ 1116.864953]  ? trace_hardirqs_on+0x30/0x310
[ 1116.869276]  ? vprintk_default+0x28/0x30
[ 1116.873353]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1116.878481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1116.884039]  vprintk_emit+0x391/0x990
[ 1116.887842]  ? wake_up_klogd+0x180/0x180
[ 1116.891908]  ? find_held_lock+0x31/0x1c0
[ 1116.895977]  ? mark_held_locks+0xc7/0x130
[ 1116.900138]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1116.904642]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1116.909141]  vprintk_default+0x28/0x30
[ 1116.913045]  vprintk_func+0x7e/0x181
[ 1116.916759]  printk+0xa7/0xcf
[ 1116.919879]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1116.924637]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1116.929159]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1116.934457]  dump_header+0x7cc/0xf72
[ 1116.938183]  ? pagefault_out_of_memory+0x197/0x197
[ 1116.943119]  ? __lock_acquire+0x62f/0x4c20
[ 1116.947358]  ? percpu_ref_get_many+0x240/0x240
[ 1116.951946]  ? print_usage_bug+0xc0/0xc0
[ 1116.956012]  ? zap_class+0x640/0x640
[ 1116.959741]  ? print_usage_bug+0xc0/0xc0
[ 1116.963821]  ? zap_class+0x640/0x640
[ 1116.967540]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1116.973082]  ? find_held_lock+0x36/0x1c0
[ 1116.977165]  ? mark_held_locks+0xc7/0x130
[ 1116.981317]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1116.986422]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1116.991539]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1116.996121]  ? trace_hardirqs_on+0xbd/0x310
[ 1117.000456]  ? kasan_check_read+0x11/0x20
[ 1117.004604]  ? ___ratelimit+0x3b4/0x672
[ 1117.008579]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1117.013686]  ? trace_hardirqs_on+0x310/0x310
[ 1117.018100]  ? lock_downgrade+0x900/0x900
[ 1117.022253]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1117.027356]  ? ___ratelimit+0x3b9/0x672
[ 1117.031331]  ? idr_get_free+0xf70/0xf70
[ 1117.035305]  ? find_held_lock+0x36/0x1c0
[ 1117.039372]  oom_kill_process.cold.27+0x10/0x903
[ 1117.044125]  ? zap_class+0x640/0x640
[ 1117.047851]  ? check_preemption_disabled+0x48/0x280
[ 1117.052871]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1117.057824]  ? kasan_check_read+0x11/0x20
[ 1117.061983]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1117.067276]  ? oom_evaluate_task+0x540/0x540
[ 1117.071703]  ? find_held_lock+0x36/0x1c0
[ 1117.075770]  ? out_of_memory+0x974/0x1430
[ 1117.079921]  ? lock_downgrade+0x900/0x900
[ 1117.084074]  ? check_preemption_disabled+0x48/0x280
[ 1117.089094]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1117.094020]  ? kasan_check_read+0x11/0x20
[ 1117.098169]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1117.103453]  ? rcu_softirq_qs+0x20/0x20
[ 1117.107502]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1117.113037]  ? oom_evaluate_task+0x302/0x540
[ 1117.117462]  out_of_memory+0xa84/0x1430
[ 1117.121457]  ? oom_killer_disable+0x3a0/0x3a0
[ 1117.125972]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1117.130920]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1117.135951]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1117.140820]  ? warn_alloc+0x120/0x120
[ 1117.144621]  ? mark_held_locks+0x130/0x130
[ 1117.148859]  ? find_get_entry+0xaae/0x1120
[ 1117.153101]  ? filemap_map_pages+0x1a20/0x1a20
[ 1117.157689]  ? zap_class+0x640/0x640
[ 1117.161407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1117.166987]  ? check_preemption_disabled+0x48/0x280
[ 1117.172026]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1117.177567]  ? should_fail+0x22d/0xd01
[ 1117.181474]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1117.186577]  ? zap_class+0x640/0x640
[ 1117.190316]  ? __lock_is_held+0xb5/0x140
[ 1117.194387]  ? mark_held_locks+0x130/0x130
[ 1117.198621]  ? lock_release+0xa00/0xa00
[ 1117.202596]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1117.208058]  ? xa_load+0x2ba/0x460
[ 1117.211602]  ? lock_downgrade+0x900/0x900
[ 1117.215759]  ? __might_sleep+0x95/0x190
[ 1117.219736]  __alloc_pages_nodemask+0xad8/0xea0
[ 1117.224413]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1117.229444]  ? __page_cache_alloc+0x191/0x5c0
[ 1117.233945]  ? xa_load+0x2e1/0x460
[ 1117.237484]  ? xa_clear_mark+0x40/0x40
[ 1117.241377]  ? zap_class+0x640/0x640
[ 1117.245103]  ? zap_class+0x640/0x640
[ 1117.248816]  ? zap_class+0x640/0x640
[ 1117.252545]  ? __do_page_cache_readahead+0x663/0x810
[ 1117.257658]  ? find_held_lock+0x36/0x1c0
[ 1117.261727]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1117.267270]  alloc_pages_current+0x173/0x350
[ 1117.271686]  __page_cache_alloc+0x38c/0x5c0
[ 1117.276007]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1117.280939]  ? kasan_check_read+0x11/0x20
[ 1117.285087]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1117.290378]  ? generic_perform_write+0x6a0/0x6a0
[ 1117.295136]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1117.300705]  ? check_preemption_disabled+0x48/0x280
[ 1117.305732]  filemap_fault+0x1595/0x25f0
[ 1117.309805]  ? __lock_page_or_retry+0xa00/0xa00
[ 1117.314482]  ? mark_held_locks+0x130/0x130
[ 1117.318724]  ? filemap_map_pages+0xd6b/0x1a20
[ 1117.323224]  ? lock_downgrade+0x900/0x900
[ 1117.327375]  ? check_preemption_disabled+0x48/0x280
[ 1117.332392]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1117.337331]  ? kasan_check_read+0x11/0x20
[ 1117.341483]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1117.346757]  ? rcu_softirq_qs+0x20/0x20
[ 1117.350748]  ? filemap_map_pages+0xd92/0x1a20
[ 1117.355254]  ? find_get_entries_tag+0x1400/0x1400
[ 1117.360129]  ? debug_object_destroy+0x2b0/0x2b0
[ 1117.364817]  ? lock_pi_update_atomic+0x150/0x150
[ 1117.369570]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1117.375121]  ? lock_acquire+0x1ed/0x520
[ 1117.379110]  ? ext4_filemap_fault+0x7a/0xad
[ 1117.383445]  ? lock_release+0xa00/0xa00
[ 1117.387436]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1117.392900]  ? print_usage_bug+0xc0/0xc0
[ 1117.396961]  ? print_usage_bug+0xc0/0xc0
[ 1117.401039]  ? down_read+0x8d/0x120
[ 1117.404666]  ? ext4_filemap_fault+0x7a/0xad
[ 1117.408993]  ? __down_interruptible+0x700/0x700
[ 1117.413687]  ext4_filemap_fault+0x82/0xad
[ 1117.417835]  __do_fault+0x100/0x6b0
[ 1117.421470]  ? find_held_lock+0x36/0x1c0
[ 1117.425534]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1117.430644]  ? mark_held_locks+0x130/0x130
[ 1117.434883]  ? mark_held_locks+0x130/0x130
[ 1117.439117]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1117.443608]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1117.448108]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1117.452697]  ? kasan_check_read+0x11/0x20
[ 1117.456843]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1117.462384]  __handle_mm_fault+0x3ea0/0x5be0
[ 1117.466804]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1117.471667]  ? finish_task_switch+0x1f4/0x910
[ 1117.476163]  ? finish_task_switch+0x1b4/0x910
[ 1117.480655]  ? __switch_to_asm+0x34/0x70
[ 1117.484723]  ? preempt_notifier_register+0x200/0x200
[ 1117.489823]  ? __switch_to_asm+0x34/0x70
[ 1117.493882]  ? __switch_to_asm+0x34/0x70
[ 1117.497954]  ? zap_class+0x640/0x640
[ 1117.501666]  ? zap_class+0x640/0x640
[ 1117.505377]  ? __x64_sys_futex+0x53e/0x6a0
[ 1117.509617]  ? find_held_lock+0x36/0x1c0
[ 1117.513686]  ? handle_mm_fault+0x42a/0xc70
[ 1117.517941]  ? lock_downgrade+0x900/0x900
[ 1117.522087]  ? check_preemption_disabled+0x48/0x280
[ 1117.527108]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1117.532041]  ? kasan_check_read+0x11/0x20
[ 1117.536186]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1117.541482]  ? rcu_softirq_qs+0x20/0x20
[ 1117.545482]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1117.550589]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1117.556130]  ? check_preemption_disabled+0x48/0x280
[ 1117.561156]  handle_mm_fault+0x54f/0xc70
[ 1117.565223]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1117.569813]  ? find_vma+0x34/0x190
[ 1117.573360]  __do_page_fault+0x5e8/0xe60
[ 1117.577419]  ? trace_hardirqs_off+0xb8/0x310
[ 1117.581847]  do_page_fault+0xf2/0x7e0
[ 1117.585653]  ? vmalloc_sync_all+0x30/0x30
[ 1117.589804]  ? error_entry+0x70/0xd0
[ 1117.593518]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1117.598544]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1117.603480]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1117.608412]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1117.613271]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1117.618282]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1117.623738]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1117.628758]  ? page_fault+0x8/0x30
[ 1117.632303]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1117.637150]  ? page_fault+0x8/0x30
[ 1117.640692]  page_fault+0x1e/0x30
[ 1117.644140] RIP: 0033:0x40f9c0
[ 1117.647344] Code: Bad RIP value.
[ 1117.650706] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1117.656068] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1117.663337] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1117.670604] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1117.677870] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1117.685136] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1117.692431] warn_alloc_show_mem: 1 callbacks suppressed
[ 1117.692444] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1117.692450] Mem-Info:
[ 1117.692481] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1117.692481]  active_file:15 inactive_file:19 isolated_file:0
[ 1117.692481]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1117.692481]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1117.692481]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1117.692481]  free:13737 free_pcp:253 free_cma:0
[ 1117.697824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1117.705014] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1117.707415] Call Trace:
[ 1117.740394] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1117.749741]  <IRQ>
[ 1117.777335] lowmem_reserve[]: 0 2818 6321 6321
[ 1117.779915]  dump_stack+0x244/0x39d
[ 1117.805999] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1117.808177]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1117.812732] lowmem_reserve[]: 0 0 3503 3503
[ 1117.816364]  warn_alloc.cold.116+0xb7/0x1bd
[ 1117.843834] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1117.849035]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1117.853322] lowmem_reserve[]: 0 0 0 0
[ 1117.857649]  ? lock_downgrade+0x900/0x900
[ 1117.886597] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1117.891536]  ? trace_hardirqs_off+0xb8/0x310
[ 1117.895307] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1117.899508]  ? trace_hardirqs_off+0xb8/0x310
[ 1117.913003] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1117.917422]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1117.932233] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1117.936650]  ? warn_alloc+0x120/0x120
[ 1117.952305] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1117.957131]  ? warn_alloc+0x120/0x120
[ 1117.965937] 1801 total pagecache pages
[ 1117.969737]  ? warn_alloc+0x120/0x120
[ 1117.978310] 0 pages in swap cache
[ 1117.982113]  ? print_usage_bug+0xc0/0xc0
[ 1117.985982] Swap cache stats: add 0, delete 0, find 0/0
[ 1117.989782]  ? print_usage_bug+0xc0/0xc0
[ 1117.993213] Free swap  = 0kB
[ 1117.997270]  ? trace_hardirqs_off+0xb8/0x310
[ 1118.002602] Total swap = 0kB
[ 1118.002611] 1965979 pages RAM
[ 1118.006666]  ? kasan_check_read+0x11/0x20
[ 1118.009656] 0 pages HighMem/MovableOnly
[ 1118.014074]  ? do_raw_spin_unlock+0xa7/0x330
[ 1118.017065] 342854 pages reserved
[ 1118.017074] 0 pages cma reserved
[ 1118.020178]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1118.024352] aoe: skb alloc failure
[ 1118.028264]  ? should_fail+0x22d/0xd01
[ 1118.032677] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1118.036095]  ? zap_class+0x640/0x640
[ 1118.039442] syz-fuzzer cpuset=/ mems_allowed=0
[ 1118.044973]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1118.075920]  ? __lock_acquire+0x62f/0x4c20
[ 1118.080167]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1118.085284]  ? should_fail+0x22d/0xd01
[ 1118.089282]  ? mark_held_locks+0x130/0x130
[ 1118.093526]  ? mark_held_locks+0x130/0x130
[ 1118.097763]  ? mark_held_locks+0x130/0x130
[ 1118.102000]  ? print_usage_bug+0xc0/0xc0
[ 1118.106062]  ? zap_class+0x640/0x640
[ 1118.109776]  ? find_held_lock+0x36/0x1c0
[ 1118.113839]  ? zap_class+0x640/0x640
[ 1118.117561]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1118.123102]  ? check_preemption_disabled+0x48/0x280
[ 1118.128127]  ? __lock_is_held+0xb5/0x140
[ 1118.132195]  __alloc_pages_nodemask+0xad8/0xea0
[ 1118.136865]  ? zap_class+0x640/0x640
[ 1118.140607]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1118.145639]  ? find_held_lock+0x36/0x1c0
[ 1118.149712]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1118.154385]  ? lock_downgrade+0x900/0x900
[ 1118.158541]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1118.164082]  cache_grow_begin+0xa5/0x8c0
[ 1118.168142]  ? do_raw_spin_unlock+0xa7/0x330
[ 1118.172558]  fallback_alloc+0x204/0x2e0
[ 1118.176542]  ____cache_alloc_node+0x1c7/0x1e0
[ 1118.181044]  kmem_cache_alloc_node+0xe3/0x730
[ 1118.185539]  ? mark_held_locks+0xc7/0x130
[ 1118.189699]  __alloc_skb+0x119/0x770
[ 1118.193417]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1118.197837]  ? do_raw_spin_trylock+0x270/0x270
[ 1118.202418]  ? kmem_cache_alloc_trace+0x353/0x750
[ 1118.207275]  ? queue_work_on+0x12c/0x1e0
[ 1118.211344]  ? switchdev_port_obj_del+0xdc/0x440
[ 1118.216105]  ? switchdev_trans_item_enqueue+0x260/0x260
[ 1118.221477]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1118.226516]  __br_mdb_notify+0x4ff/0x15d0
[ 1118.230662]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1118.235778]  ? __br_mdb_add+0x7f0/0x7f0
[ 1118.239755]  ? mark_held_locks+0x130/0x130
[ 1118.243999]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1118.249107]  ? debug_object_assert_init+0x368/0x4b0
[ 1118.254124]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1118.259231]  ? debug_object_init_on_stack+0x20/0x20
[ 1118.264245]  ? zap_class+0x640/0x640
[ 1118.267968]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1118.273512]  br_mdb_notify+0x310/0x410
[ 1118.277400]  ? br_mdb_dump+0x27b0/0x27b0
[ 1118.281489]  br_multicast_del_pg+0x3df/0x790
[ 1118.285909]  ? br_mdb_ip_get+0x940/0x940
[ 1118.289977]  ? rwlock_bug.part.2+0x90/0x90
[ 1118.294218]  ? __lock_is_held+0xb5/0x140
[ 1118.298289]  br_multicast_port_group_expired+0x189/0x1e0
[ 1118.303747]  call_timer_fn+0x272/0x920
[ 1118.307638]  ? br_multicast_del_pg+0x790/0x790
[ 1118.312223]  ? process_timeout+0x40/0x40
[ 1118.316290]  ? __run_timers+0x7da/0xc70
[ 1118.320264]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1118.324757]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1118.329254]  ? br_multicast_del_pg+0x790/0x790
[ 1118.333838]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1118.338421]  ? trace_hardirqs_on+0xbd/0x310
[ 1118.342755]  ? kasan_check_read+0x11/0x20
[ 1118.346899]  ? __run_timers+0x7da/0xc70
[ 1118.350879]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1118.355990]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1118.360234]  ? br_multicast_del_pg+0x790/0x790
[ 1118.364815]  __run_timers+0x7e5/0xc70
[ 1118.368629]  ? timer_fixup_init+0x70/0x70
[ 1118.372784]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1118.377799]  ? zap_class+0x640/0x640
[ 1118.381516]  ? enqueue_hrtimer+0x1a5/0x560
[ 1118.385757]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1118.390960]  ? find_held_lock+0x36/0x1c0
[ 1118.395029]  ? zap_class+0x640/0x640
[ 1118.398747]  ? pvclock_read_flags+0x160/0x160
[ 1118.403243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1118.408780]  ? check_preemption_disabled+0x48/0x280
[ 1118.413809]  ? __lock_is_held+0xb5/0x140
[ 1118.417877]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1118.423413]  ? check_preemption_disabled+0x48/0x280
[ 1118.428449]  run_timer_softirq+0x52/0xb0
[ 1118.432516]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1118.437537]  __do_softirq+0x308/0xb7e
[ 1118.441348]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1118.445841]  ? lock_downgrade+0x900/0x900
[ 1118.449995]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1118.455106]  ? pvclock_read_flags+0x160/0x160
[ 1118.459612]  ? lapic_next_event+0x5a/0x90
[ 1118.463760]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1118.469308]  ? kvm_clock_read+0x18/0x30
[ 1118.473282]  ? kvm_sched_clock_read+0x9/0x20
[ 1118.477691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1118.483228]  ? check_preemption_disabled+0x48/0x280
[ 1118.488256]  irq_exit+0x17f/0x1c0
[ 1118.491720]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1118.496564]  ? smp_reschedule_interrupt+0x109/0x650
[ 1118.501672]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1118.507558]  ? interrupt_entry+0xb5/0xc0
[ 1118.511623]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1118.516638]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1118.521660]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1118.526505]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1118.531522]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1118.536542]  ? task_prio+0x50/0x50
[ 1118.540082]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1118.545621]  ? check_preemption_disabled+0x48/0x280
[ 1118.550642]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1118.555497]  apic_timer_interrupt+0xf/0x20
[ 1118.559724]  </IRQ>
[ 1118.561970] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1118.566912] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1118.585813] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1118.593521] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1118.600791] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1118.608055] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1118.615320] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1118.622590] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1118.629904]  skb_clone+0x1bb/0x500
[ 1118.633451]  ? finish_task_switch+0x2f4/0x910
[ 1118.637953]  ? skb_split+0x11e0/0x11e0
[ 1118.641841]  ? preempt_notifier_register+0x200/0x200
[ 1118.646941]  ? __switch_to_asm+0x34/0x70
[ 1118.651007]  ? __switch_to_asm+0x34/0x70
[ 1118.655064]  ? __switch_to_asm+0x40/0x70
[ 1118.659124]  ? __switch_to_asm+0x34/0x70
[ 1118.663182]  ? __switch_to_asm+0x40/0x70
[ 1118.667243]  ? __switch_to_asm+0x34/0x70
[ 1118.671300]  ? __switch_to_asm+0x40/0x70
[ 1118.675366]  ? __switch_to_asm+0x34/0x70
[ 1118.679431]  ? __switch_to_asm+0x34/0x70
[ 1118.683492]  ? __switch_to_asm+0x40/0x70
[ 1118.687549]  ? __switch_to_asm+0x34/0x70
[ 1118.691614]  bpf_clone_redirect+0xb9/0x490
[ 1118.695854]  ? __schedule+0x8d7/0x21d0
[ 1118.699747]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1118.704764]  ? __sched_text_start+0x8/0x8
[ 1118.708914]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1118.713685]  ? find_held_lock+0x36/0x1c0
[ 1118.717752]  ? lock_acquire+0x1ed/0x520
[ 1118.721726]  ? bpf_test_run+0x3cb/0x780
[ 1118.725706]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1118.731414]  ? check_preemption_disabled+0x48/0x280
[ 1118.736456]  ? kasan_check_read+0x11/0x20
[ 1118.740606]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1118.745883]  ? rcu_softirq_qs+0x20/0x20
[ 1118.749876]  ? preempt_schedule+0x4d/0x60
[ 1118.754021]  ? ___preempt_schedule+0x16/0x18
[ 1118.758440]  ? bpf_test_run+0x25d/0x780
[ 1118.762436]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1118.766854]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1118.772397]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1118.777173]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1118.782018]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1118.787554]  ? fput+0x130/0x1a0
[ 1118.790842]  ? __bpf_prog_get+0x9b/0x290
[ 1118.794907]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1118.799754]  ? bpf_prog_test_run+0x130/0x1a0
[ 1118.804171]  ? __x64_sys_bpf+0x3d8/0x520
[ 1118.808235]  ? bpf_prog_get+0x20/0x20
[ 1118.812056]  ? do_syscall_64+0x1b9/0x820
[ 1118.816116]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1118.821497]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1118.826432]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1118.831283]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1118.836304]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1118.841320]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1118.846351]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1118.851203]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1118.856602] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1118.856774] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1118.863737] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1118.863746] Call Trace:
[ 1118.874223] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1118.883561]  <IRQ>
[ 1118.893363]  dump_stack+0x244/0x39d
[ 1118.896995]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1118.902197]  warn_alloc.cold.116+0xb7/0x1bd
[ 1118.906524]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1118.911370]  ? lock_downgrade+0x900/0x900
[ 1118.915522]  ? trace_hardirqs_off+0xb8/0x310
[ 1118.919939]  ? trace_hardirqs_off+0xb8/0x310
[ 1118.924357]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1118.929226]  ? warn_alloc+0x120/0x120
[ 1118.933048]  ? warn_alloc+0x120/0x120
[ 1118.936860]  ? __lock_acquire+0x62f/0x4c20
[ 1118.941123]  ? warn_alloc+0x120/0x120
[ 1118.944925]  ? print_usage_bug+0xc0/0xc0
[ 1118.948988]  ? print_usage_bug+0xc0/0xc0
[ 1118.953050]  ? mark_held_locks+0x130/0x130
[ 1118.957290]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1118.962828]  ? should_fail+0x22d/0xd01
[ 1118.966712]  ? zap_class+0x640/0x640
[ 1118.970435]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1118.975560]  ? __lock_acquire+0x62f/0x4c20
[ 1118.979796]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1118.984899]  ? should_fail+0x22d/0xd01
[ 1118.988800]  ? mark_held_locks+0x130/0x130
[ 1118.993072]  ? mark_held_locks+0x130/0x130
[ 1118.997325]  ? lock_downgrade+0x900/0x900
[ 1119.001492]  ? zap_class+0x640/0x640
[ 1119.005221]  ? zap_class+0x640/0x640
[ 1119.008937]  ? zap_class+0x640/0x640
[ 1119.012648]  ? do_raw_spin_unlock+0xa7/0x330
[ 1119.017063]  ? trace_hardirqs_on+0x310/0x310
[ 1119.021474]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1119.027029]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1119.032564]  ? check_preemption_disabled+0x48/0x280
[ 1119.037591]  ? __lock_is_held+0xb5/0x140
[ 1119.041671]  __alloc_pages_nodemask+0xad8/0xea0
[ 1119.046337]  ? zap_class+0x640/0x640
[ 1119.050053]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1119.055082]  ? find_held_lock+0x36/0x1c0
[ 1119.059151]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1119.063822]  ? lock_downgrade+0x900/0x900
[ 1119.067982]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1119.073525]  cache_grow_begin+0xa5/0x8c0
[ 1119.077583]  ? do_raw_spin_unlock+0xa7/0x330
[ 1119.082004]  fallback_alloc+0x204/0x2e0
[ 1119.085985]  ____cache_alloc_node+0x1c7/0x1e0
[ 1119.090485]  kmem_cache_alloc_node+0xe3/0x730
[ 1119.095015]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1119.099604]  __alloc_skb+0x119/0x770
[ 1119.103319]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[ 1119.108690]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1119.113104]  ? vprintk_default+0x28/0x30
[ 1119.117169]  ? vprintk_func+0x85/0x181
[ 1119.121058]  ? printk+0xa7/0xcf
[ 1119.124338]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1119.129101]  ? do_raw_spin_trylock+0x270/0x270
[ 1119.133689]  new_skb+0x26/0x1c0
[ 1119.136971]  aoecmd_cfg+0x279/0x7f0
[ 1119.140600]  ? find_held_lock+0x36/0x1c0
[ 1119.144668]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[ 1119.148995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1119.154548]  ? __lock_is_held+0xb5/0x140
[ 1119.158619]  discover_timer+0x50/0x60
[ 1119.162422]  call_timer_fn+0x272/0x920
[ 1119.166325]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1119.171189]  ? process_timeout+0x40/0x40
[ 1119.175303]  ? mark_held_locks+0xc7/0x130
[ 1119.179467]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1119.183975]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1119.188492]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1119.193337]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1119.197923]  ? trace_hardirqs_on+0xbd/0x310
[ 1119.202243]  ? kasan_check_read+0x11/0x20
[ 1119.206392]  ? __run_timers+0x7da/0xc70
[ 1119.210376]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1119.215497]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1119.220336]  __run_timers+0x7e5/0xc70
[ 1119.224148]  ? timer_fixup_init+0x70/0x70
[ 1119.228300]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1119.233315]  ? zap_class+0x640/0x640
[ 1119.237035]  ? print_usage_bug+0xc0/0xc0
[ 1119.241103]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1119.246303]  ? find_held_lock+0x36/0x1c0
[ 1119.250372]  ? zap_class+0x640/0x640
[ 1119.254089]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1119.259631]  ? check_preemption_disabled+0x48/0x280
[ 1119.264662]  ? __lock_is_held+0xb5/0x140
[ 1119.268722]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1119.274259]  ? check_preemption_disabled+0x48/0x280
[ 1119.279279]  run_timer_softirq+0x52/0xb0
[ 1119.283341]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1119.288361]  __do_softirq+0x308/0xb7e
[ 1119.292164]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1119.296658]  ? lock_downgrade+0x900/0x900
[ 1119.300809]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1119.305935]  ? pvclock_read_flags+0x160/0x160
[ 1119.310442]  ? lapic_next_event+0x5a/0x90
[ 1119.314601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1119.320148]  ? kvm_clock_read+0x18/0x30
[ 1119.324125]  ? kvm_sched_clock_read+0x9/0x20
[ 1119.328551]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1119.334102]  ? check_preemption_disabled+0x48/0x280
[ 1119.339122]  irq_exit+0x17f/0x1c0
[ 1119.342589]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1119.347438]  ? smp_reschedule_interrupt+0x109/0x650
[ 1119.352470]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1119.358354]  ? interrupt_entry+0xb5/0xc0
[ 1119.362436]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1119.367477]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1119.372493]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1119.377338]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1119.382353]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1119.387371]  ? task_prio+0x50/0x50
[ 1119.390909]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1119.396455]  ? check_preemption_disabled+0x48/0x280
[ 1119.401479]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1119.406328]  apic_timer_interrupt+0xf/0x20
[ 1119.410556]  </IRQ>
[ 1119.412795] RIP: 0010:console_unlock+0x102f/0x1190
[ 1119.417722] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1119.436623] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1119.444331] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1119.451599] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1119.458865] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1119.466134] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1119.473399] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1119.480681]  ? netconsole_netdev_event+0x280/0x280
[ 1119.485616]  ? console_unlock+0x1026/0x1190
[ 1119.489966]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1119.494645]  ? vprintk_emit+0x846/0x990
[ 1119.498626]  ? lock_release+0xa00/0xa00
[ 1119.502600]  ? trace_hardirqs_on+0x30/0x310
[ 1119.506937]  ? vprintk_default+0x28/0x30
[ 1119.511034]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1119.516156]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1119.521703]  vprintk_emit+0x391/0x990
[ 1119.525510]  ? wake_up_klogd+0x180/0x180
[ 1119.529583]  ? find_held_lock+0x31/0x1c0
[ 1119.533654]  ? mark_held_locks+0xc7/0x130
[ 1119.537807]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1119.542299]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1119.546804]  vprintk_default+0x28/0x30
[ 1119.550691]  vprintk_func+0x7e/0x181
[ 1119.554405]  printk+0xa7/0xcf
[ 1119.557527]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1119.562283]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1119.566808]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1119.572106]  dump_header+0x7cc/0xf72
[ 1119.575833]  ? pagefault_out_of_memory+0x197/0x197
[ 1119.580785]  ? __lock_acquire+0x62f/0x4c20
[ 1119.585022]  ? percpu_ref_get_many+0x240/0x240
[ 1119.589611]  ? print_usage_bug+0xc0/0xc0
[ 1119.593681]  ? zap_class+0x640/0x640
[ 1119.597396]  ? print_usage_bug+0xc0/0xc0
[ 1119.601473]  ? zap_class+0x640/0x640
[ 1119.605216]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1119.610774]  ? find_held_lock+0x36/0x1c0
[ 1119.614842]  ? mark_held_locks+0xc7/0x130
[ 1119.619022]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1119.624124]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1119.629229]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1119.633827]  ? trace_hardirqs_on+0xbd/0x310
[ 1119.638146]  ? kasan_check_read+0x11/0x20
[ 1119.642294]  ? ___ratelimit+0x3b4/0x672
[ 1119.646268]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1119.651373]  ? trace_hardirqs_on+0x310/0x310
[ 1119.655810]  ? lock_downgrade+0x900/0x900
[ 1119.659977]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1119.665083]  ? ___ratelimit+0x3b9/0x672
[ 1119.669057]  ? idr_get_free+0xf70/0xf70
[ 1119.673025]  ? find_held_lock+0x36/0x1c0
[ 1119.677090]  oom_kill_process.cold.27+0x10/0x903
[ 1119.681849]  ? zap_class+0x640/0x640
[ 1119.685566]  ? check_preemption_disabled+0x48/0x280
[ 1119.690588]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1119.695535]  ? kasan_check_read+0x11/0x20
[ 1119.699685]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1119.704958]  ? oom_evaluate_task+0x540/0x540
[ 1119.709371]  ? find_held_lock+0x36/0x1c0
[ 1119.713451]  ? out_of_memory+0x974/0x1430
[ 1119.717604]  ? lock_downgrade+0x900/0x900
[ 1119.721756]  ? check_preemption_disabled+0x48/0x280
[ 1119.726775]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1119.731702]  ? kasan_check_read+0x11/0x20
[ 1119.735852]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1119.741127]  ? rcu_softirq_qs+0x20/0x20
[ 1119.745123]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1119.750660]  ? oom_evaluate_task+0x302/0x540
[ 1119.755086]  out_of_memory+0xa84/0x1430
[ 1119.759080]  ? oom_killer_disable+0x3a0/0x3a0
[ 1119.763575]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1119.768512]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1119.773548]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1119.778431]  ? warn_alloc+0x120/0x120
[ 1119.782253]  ? mark_held_locks+0x130/0x130
[ 1119.786494]  ? find_get_entry+0xaae/0x1120
[ 1119.790738]  ? filemap_map_pages+0x1a20/0x1a20
[ 1119.795342]  ? zap_class+0x640/0x640
[ 1119.799064]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1119.804603]  ? check_preemption_disabled+0x48/0x280
[ 1119.809619]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1119.815158]  ? should_fail+0x22d/0xd01
[ 1119.819054]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1119.824178]  ? zap_class+0x640/0x640
[ 1119.827919]  ? __lock_is_held+0xb5/0x140
[ 1119.831987]  ? mark_held_locks+0x130/0x130
[ 1119.836225]  ? lock_release+0xa00/0xa00
[ 1119.840215]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1119.845678]  ? xa_load+0x2ba/0x460
[ 1119.849233]  ? lock_downgrade+0x900/0x900
[ 1119.853388]  ? __might_sleep+0x95/0x190
[ 1119.857371]  __alloc_pages_nodemask+0xad8/0xea0
[ 1119.862047]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1119.867063]  ? __page_cache_alloc+0x191/0x5c0
[ 1119.871554]  ? xa_load+0x2e1/0x460
[ 1119.875097]  ? xa_clear_mark+0x40/0x40
[ 1119.878985]  ? zap_class+0x640/0x640
[ 1119.882707]  ? zap_class+0x640/0x640
[ 1119.886422]  ? zap_class+0x640/0x640
[ 1119.890150]  ? __do_page_cache_readahead+0x663/0x810
[ 1119.895257]  ? find_held_lock+0x36/0x1c0
[ 1119.899321]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1119.904866]  alloc_pages_current+0x173/0x350
[ 1119.909292]  __page_cache_alloc+0x38c/0x5c0
[ 1119.913614]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1119.918565]  ? kasan_check_read+0x11/0x20
[ 1119.922713]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1119.927995]  ? generic_perform_write+0x6a0/0x6a0
[ 1119.932771]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1119.938323]  ? check_preemption_disabled+0x48/0x280
[ 1119.943373]  filemap_fault+0x1595/0x25f0
[ 1119.947460]  ? __lock_page_or_retry+0xa00/0xa00
[ 1119.952135]  ? mark_held_locks+0x130/0x130
[ 1119.956376]  ? filemap_map_pages+0xd6b/0x1a20
[ 1119.960914]  ? lock_downgrade+0x900/0x900
[ 1119.965061]  ? check_preemption_disabled+0x48/0x280
[ 1119.970076]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1119.975002]  ? kasan_check_read+0x11/0x20
[ 1119.979144]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1119.984422]  ? rcu_softirq_qs+0x20/0x20
[ 1119.988418]  ? filemap_map_pages+0xd92/0x1a20
[ 1119.992955]  ? find_get_entries_tag+0x1400/0x1400
[ 1119.997820]  ? debug_object_destroy+0x2b0/0x2b0
[ 1120.002488]  ? lock_pi_update_atomic+0x150/0x150
[ 1120.007244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1120.012790]  ? lock_acquire+0x1ed/0x520
[ 1120.016761]  ? ext4_filemap_fault+0x7a/0xad
[ 1120.021107]  ? lock_release+0xa00/0xa00
[ 1120.025080]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1120.030540]  ? print_usage_bug+0xc0/0xc0
[ 1120.034621]  ? print_usage_bug+0xc0/0xc0
[ 1120.038693]  ? down_read+0x8d/0x120
[ 1120.042317]  ? ext4_filemap_fault+0x7a/0xad
[ 1120.046638]  ? __down_interruptible+0x700/0x700
[ 1120.051317]  ext4_filemap_fault+0x82/0xad
[ 1120.055471]  __do_fault+0x100/0x6b0
[ 1120.059099]  ? find_held_lock+0x36/0x1c0
[ 1120.063161]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1120.068263]  ? mark_held_locks+0x130/0x130
[ 1120.072510]  ? mark_held_locks+0x130/0x130
[ 1120.076740]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1120.081245]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1120.085737]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1120.090319]  ? kasan_check_read+0x11/0x20
[ 1120.094477]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1120.100018]  __handle_mm_fault+0x3ea0/0x5be0
[ 1120.104472]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1120.109318]  ? finish_task_switch+0x1f4/0x910
[ 1120.113813]  ? finish_task_switch+0x1b4/0x910
[ 1120.118303]  ? __switch_to_asm+0x34/0x70
[ 1120.122368]  ? preempt_notifier_register+0x200/0x200
[ 1120.127471]  ? __switch_to_asm+0x34/0x70
[ 1120.131527]  ? __switch_to_asm+0x34/0x70
[ 1120.135630]  ? zap_class+0x640/0x640
[ 1120.139344]  ? zap_class+0x640/0x640
[ 1120.143052]  ? __x64_sys_futex+0x53e/0x6a0
[ 1120.147298]  ? find_held_lock+0x36/0x1c0
[ 1120.151370]  ? handle_mm_fault+0x42a/0xc70
[ 1120.155611]  ? lock_downgrade+0x900/0x900
[ 1120.159758]  ? check_preemption_disabled+0x48/0x280
[ 1120.164775]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1120.169704]  ? kasan_check_read+0x11/0x20
[ 1120.173864]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1120.179140]  ? rcu_softirq_qs+0x20/0x20
[ 1120.183112]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1120.188216]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1120.193753]  ? check_preemption_disabled+0x48/0x280
[ 1120.198777]  handle_mm_fault+0x54f/0xc70
[ 1120.202840]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1120.207445]  ? find_vma+0x34/0x190
[ 1120.210998]  __do_page_fault+0x5e8/0xe60
[ 1120.215058]  ? trace_hardirqs_off+0xb8/0x310
[ 1120.219480]  do_page_fault+0xf2/0x7e0
[ 1120.223297]  ? vmalloc_sync_all+0x30/0x30
[ 1120.227455]  ? error_entry+0x70/0xd0
[ 1120.231172]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1120.236182]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1120.241113]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1120.246041]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1120.250882]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1120.255910]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1120.261363]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1120.266413]  ? page_fault+0x8/0x30
[ 1120.270004]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1120.274849]  ? page_fault+0x8/0x30
[ 1120.278389]  page_fault+0x1e/0x30
[ 1120.281893] RIP: 0033:0x40f9c0
[ 1120.285105] Code: Bad RIP value.
[ 1120.288491] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1120.293849] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1120.301117] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1120.308383] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1120.315711] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1120.322978] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1120.330282] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1120.330287] warn_alloc_show_mem: 1 callbacks suppressed
[ 1120.330294] Mem-Info:
[ 1120.337481] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1120.342869] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1120.342869]  active_file:15 inactive_file:19 isolated_file:0
[ 1120.342869]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1120.342869]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1120.342869]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1120.342869]  free:13737 free_pcp:253 free_cma:0
[ 1120.345242] Call Trace:
[ 1120.354631] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1120.387576]  <IRQ>
[ 1120.390157] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1120.417768]  dump_stack+0x244/0x39d
[ 1120.419903] lowmem_reserve[]: 0 2818 6321 6321
[ 1120.446018]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1120.449629] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1120.454232]  warn_alloc.cold.116+0xb7/0x1bd
[ 1120.459378] lowmem_reserve[]: 0 0 3503 3503
[ 1120.486876]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1120.491170] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1120.495485]  ? lock_downgrade+0x900/0x900
[ 1120.500311] lowmem_reserve[]: 0 0 0 0
[ 1120.529289]  ? trace_hardirqs_off+0xb8/0x310
[ 1120.533407] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1120.537241]  ? trace_hardirqs_off+0xb8/0x310
[ 1120.541640] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1120.555163]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1120.559546] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1120.574384]  ? warn_alloc+0x120/0x120
[ 1120.579192] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1120.594875]  ? warn_alloc+0x120/0x120
[ 1120.598654] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1120.607475]  ? warn_alloc+0x120/0x120
[ 1120.611250] 1801 total pagecache pages
[ 1120.619816]  ? print_usage_bug+0xc0/0xc0
[ 1120.623601] 0 pages in swap cache
[ 1120.627474]  ? print_usage_bug+0xc0/0xc0
[ 1120.631510] Swap cache stats: add 0, delete 0, find 0/0
[ 1120.631518] Free swap  = 0kB
[ 1120.634966]  ? mark_held_locks+0x130/0x130
[ 1120.639012] Total swap = 0kB
[ 1120.644368]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1120.647361] 1965979 pages RAM
[ 1120.651592]  ? should_fail+0x22d/0xd01
[ 1120.654578] 0 pages HighMem/MovableOnly
[ 1120.654587] 342854 pages reserved
[ 1120.660129]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1120.663208] 0 pages cma reserved
[ 1120.667086]  ? __lock_acquire+0x62f/0x4c20
[ 1120.671100] aoe: skb alloc failure
[ 1120.674491]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1120.674504]  ? should_fail+0x22d/0xd01
[ 1120.674528]  ? mark_held_locks+0x130/0x130
[ 1120.679634] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1120.682969]  ? mark_held_locks+0x130/0x130
[ 1120.687180] syz-fuzzer cpuset=/ mems_allowed=0
[ 1120.690731]  ? print_usage_bug+0xc0/0xc0
[ 1120.726942]  ? find_held_lock+0x36/0x1c0
[ 1120.731154]  ? zap_class+0x640/0x640
[ 1120.734879]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1120.740417]  ? check_preemption_disabled+0x48/0x280
[ 1120.745464]  ? __lock_is_held+0xb5/0x140
[ 1120.749536]  __alloc_pages_nodemask+0xad8/0xea0
[ 1120.754208]  ? zap_class+0x640/0x640
[ 1120.757934]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1120.762974]  ? find_held_lock+0x36/0x1c0
[ 1120.767045]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1120.771713]  ? lock_downgrade+0x900/0x900
[ 1120.775870]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1120.781411]  cache_grow_begin+0xa5/0x8c0
[ 1120.785481]  ? do_raw_spin_unlock+0xa7/0x330
[ 1120.789898]  fallback_alloc+0x204/0x2e0
[ 1120.793880]  ____cache_alloc_node+0x1c7/0x1e0
[ 1120.798385]  kmem_cache_alloc_node+0xe3/0x730
[ 1120.802882]  ? mark_held_locks+0xc7/0x130
[ 1120.807043]  __alloc_skb+0x119/0x770
[ 1120.810765]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1120.815176]  ? do_raw_spin_trylock+0x270/0x270
[ 1120.819761]  ? kmem_cache_alloc_trace+0x353/0x750
[ 1120.824610]  ? queue_work_on+0x12c/0x1e0
[ 1120.828679]  ? switchdev_port_obj_del+0xdc/0x440
[ 1120.833443]  ? switchdev_trans_item_enqueue+0x260/0x260
[ 1120.838811]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1120.843840]  __br_mdb_notify+0x4ff/0x15d0
[ 1120.847990]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1120.853104]  ? __br_mdb_add+0x7f0/0x7f0
[ 1120.857079]  ? mark_held_locks+0x130/0x130
[ 1120.861813]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1120.866935]  ? debug_object_assert_init+0x368/0x4b0
[ 1120.871973]  ? debug_object_init_on_stack+0x20/0x20
[ 1120.876985]  ? zap_class+0x640/0x640
[ 1120.880699]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1120.886241]  br_mdb_notify+0x310/0x410
[ 1120.890128]  ? br_mdb_dump+0x27b0/0x27b0
[ 1120.894207]  br_multicast_del_pg+0x3df/0x790
[ 1120.898621]  ? br_mdb_ip_get+0x940/0x940
[ 1120.902688]  ? rwlock_bug.part.2+0x90/0x90
[ 1120.906924]  ? __lock_is_held+0xb5/0x140
[ 1120.911017]  br_multicast_port_group_expired+0x189/0x1e0
[ 1120.916470]  call_timer_fn+0x272/0x920
[ 1120.920361]  ? br_multicast_del_pg+0x790/0x790
[ 1120.924967]  ? process_timeout+0x40/0x40
[ 1120.929049]  ? __run_timers+0x7da/0xc70
[ 1120.933033]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1120.937524]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1120.942018]  ? br_multicast_del_pg+0x790/0x790
[ 1120.946600]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1120.951185]  ? trace_hardirqs_on+0xbd/0x310
[ 1120.955508]  ? kasan_check_read+0x11/0x20
[ 1120.959656]  ? __run_timers+0x7da/0xc70
[ 1120.963633]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1120.968742]  ? br_multicast_del_pg+0x790/0x790
[ 1120.973331]  ? br_multicast_del_pg+0x790/0x790
[ 1120.977913]  __run_timers+0x7e5/0xc70
[ 1120.981727]  ? timer_fixup_init+0x70/0x70
[ 1120.985901]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1120.990937]  ? zap_class+0x640/0x640
[ 1120.994663]  ? enqueue_hrtimer+0x1a5/0x560
[ 1120.998930]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1121.004143]  ? find_held_lock+0x36/0x1c0
[ 1121.008214]  ? zap_class+0x640/0x640
[ 1121.011933]  ? pvclock_read_flags+0x160/0x160
[ 1121.016442]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1121.021982]  ? check_preemption_disabled+0x48/0x280
[ 1121.027009]  ? __lock_is_held+0xb5/0x140
[ 1121.031075]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1121.036616]  ? check_preemption_disabled+0x48/0x280
[ 1121.041639]  run_timer_softirq+0x52/0xb0
[ 1121.045703]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1121.050723]  __do_softirq+0x308/0xb7e
[ 1121.054531]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1121.059025]  ? lock_downgrade+0x900/0x900
[ 1121.063204]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1121.068319]  ? pvclock_read_flags+0x160/0x160
[ 1121.072817]  ? lapic_next_event+0x5a/0x90
[ 1121.076971]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1121.082513]  ? kvm_clock_read+0x18/0x30
[ 1121.086499]  ? kvm_sched_clock_read+0x9/0x20
[ 1121.090909]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1121.096472]  ? check_preemption_disabled+0x48/0x280
[ 1121.101500]  irq_exit+0x17f/0x1c0
[ 1121.104960]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1121.109809]  ? smp_reschedule_interrupt+0x109/0x650
[ 1121.114825]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1121.120713]  ? interrupt_entry+0xb5/0xc0
[ 1121.124775]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1121.129806]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1121.134835]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1121.139693]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1121.144709]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1121.149723]  ? task_prio+0x50/0x50
[ 1121.153279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1121.158816]  ? check_preemption_disabled+0x48/0x280
[ 1121.163851]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1121.168704]  apic_timer_interrupt+0xf/0x20
[ 1121.172933]  </IRQ>
[ 1121.175175] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1121.180114] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1121.199009] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1121.206714] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1121.213983] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1121.221248] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1121.228531] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1121.235797] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1121.243114]  skb_clone+0x1bb/0x500
[ 1121.246654]  ? finish_task_switch+0x2f4/0x910
[ 1121.251148]  ? skb_split+0x11e0/0x11e0
[ 1121.255041]  ? preempt_notifier_register+0x200/0x200
[ 1121.260141]  ? __switch_to_asm+0x34/0x70
[ 1121.264197]  ? __switch_to_asm+0x34/0x70
[ 1121.268254]  ? __switch_to_asm+0x40/0x70
[ 1121.272312]  ? __switch_to_asm+0x34/0x70
[ 1121.276369]  ? __switch_to_asm+0x40/0x70
[ 1121.280437]  ? __switch_to_asm+0x34/0x70
[ 1121.284525]  ? __switch_to_asm+0x40/0x70
[ 1121.288585]  ? __switch_to_asm+0x34/0x70
[ 1121.292646]  ? __switch_to_asm+0x34/0x70
[ 1121.296702]  ? __switch_to_asm+0x40/0x70
[ 1121.300763]  ? __switch_to_asm+0x34/0x70
[ 1121.304842]  bpf_clone_redirect+0xb9/0x490
[ 1121.309079]  ? __schedule+0x8d7/0x21d0
[ 1121.312974]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1121.317997]  ? __sched_text_start+0x8/0x8
[ 1121.322146]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1121.326924]  ? find_held_lock+0x36/0x1c0
[ 1121.330995]  ? lock_acquire+0x1ed/0x520
[ 1121.334987]  ? bpf_test_run+0x3cb/0x780
[ 1121.338967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1121.344519]  ? check_preemption_disabled+0x48/0x280
[ 1121.349540]  ? kasan_check_read+0x11/0x20
[ 1121.353699]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1121.358984]  ? rcu_softirq_qs+0x20/0x20
[ 1121.362964]  ? preempt_schedule+0x4d/0x60
[ 1121.367111]  ? ___preempt_schedule+0x16/0x18
[ 1121.371542]  ? bpf_test_run+0x25d/0x780
[ 1121.375526]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1121.379941]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1121.385490]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1121.390254]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1121.395095]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1121.400631]  ? fput+0x130/0x1a0
[ 1121.403916]  ? __bpf_prog_get+0x9b/0x290
[ 1121.407988]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1121.412846]  ? bpf_prog_test_run+0x130/0x1a0
[ 1121.417256]  ? __x64_sys_bpf+0x3d8/0x520
[ 1121.421320]  ? bpf_prog_get+0x20/0x20
[ 1121.425155]  ? do_syscall_64+0x1b9/0x820
[ 1121.429230]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1121.434597]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1121.439531]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1121.444377]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1121.449400]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1121.454433]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1121.459460]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1121.464307]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1121.469685] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1121.469834] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1121.476709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1121.487174] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1121.496517] Call Trace:
[ 1121.504171]  <IRQ>
[ 1121.506337]  dump_stack+0x244/0x39d
[ 1121.509969]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1121.515192]  warn_alloc.cold.116+0xb7/0x1bd
[ 1121.519519]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1121.524365]  ? lock_downgrade+0x900/0x900
[ 1121.528524]  ? trace_hardirqs_off+0xb8/0x310
[ 1121.532943]  ? trace_hardirqs_off+0xb8/0x310
[ 1121.537357]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1121.542227]  ? warn_alloc+0x120/0x120
[ 1121.546030]  ? warn_alloc+0x120/0x120
[ 1121.549849]  ? __lock_acquire+0x62f/0x4c20
[ 1121.554082]  ? warn_alloc+0x120/0x120
[ 1121.557884]  ? print_usage_bug+0xc0/0xc0
[ 1121.561981]  ? print_usage_bug+0xc0/0xc0
[ 1121.566048]  ? mark_held_locks+0x130/0x130
[ 1121.570317]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1121.575872]  ? should_fail+0x22d/0xd01
[ 1121.579770]  ? zap_class+0x640/0x640
[ 1121.583486]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1121.588593]  ? __lock_acquire+0x62f/0x4c20
[ 1121.592833]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1121.597937]  ? should_fail+0x22d/0xd01
[ 1121.601835]  ? mark_held_locks+0x130/0x130
[ 1121.606081]  ? mark_held_locks+0x130/0x130
[ 1121.610347]  ? lock_downgrade+0x900/0x900
[ 1121.614494]  ? zap_class+0x640/0x640
[ 1121.618218]  ? zap_class+0x640/0x640
[ 1121.621931]  ? zap_class+0x640/0x640
[ 1121.625643]  ? do_raw_spin_unlock+0xa7/0x330
[ 1121.630050]  ? trace_hardirqs_on+0x310/0x310
[ 1121.634467]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1121.640009]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1121.645551]  ? check_preemption_disabled+0x48/0x280
[ 1121.650576]  ? __lock_is_held+0xb5/0x140
[ 1121.654645]  __alloc_pages_nodemask+0xad8/0xea0
[ 1121.659310]  ? zap_class+0x640/0x640
[ 1121.663041]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1121.668075]  ? find_held_lock+0x36/0x1c0
[ 1121.672146]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1121.676819]  ? lock_downgrade+0x900/0x900
[ 1121.680974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1121.686516]  cache_grow_begin+0xa5/0x8c0
[ 1121.690576]  ? do_raw_spin_unlock+0xa7/0x330
[ 1121.694992]  fallback_alloc+0x204/0x2e0
[ 1121.698973]  ____cache_alloc_node+0x1c7/0x1e0
[ 1121.703477]  kmem_cache_alloc_node+0xe3/0x730
[ 1121.707986]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1121.712578]  __alloc_skb+0x119/0x770
[ 1121.716302]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[ 1121.721686]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1121.726098]  ? vprintk_default+0x28/0x30
[ 1121.730160]  ? vprintk_func+0x85/0x181
[ 1121.734044]  ? printk+0xa7/0xcf
[ 1121.737324]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1121.742081]  ? do_raw_spin_trylock+0x270/0x270
[ 1121.746664]  new_skb+0x26/0x1c0
[ 1121.749940]  aoecmd_cfg+0x279/0x7f0
[ 1121.753567]  ? find_held_lock+0x36/0x1c0
[ 1121.757631]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[ 1121.761967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1121.767513]  ? __lock_is_held+0xb5/0x140
[ 1121.771586]  discover_timer+0x50/0x60
[ 1121.775398]  call_timer_fn+0x272/0x920
[ 1121.779292]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1121.784146]  ? process_timeout+0x40/0x40
[ 1121.788213]  ? mark_held_locks+0xc7/0x130
[ 1121.792358]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1121.796854]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1121.801349]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1121.806193]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1121.810777]  ? trace_hardirqs_on+0xbd/0x310
[ 1121.815096]  ? kasan_check_read+0x11/0x20
[ 1121.819242]  ? __run_timers+0x7da/0xc70
[ 1121.823220]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1121.828337]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1121.833173]  __run_timers+0x7e5/0xc70
[ 1121.837026]  ? timer_fixup_init+0x70/0x70
[ 1121.841177]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1121.846211]  ? zap_class+0x640/0x640
[ 1121.849924]  ? print_usage_bug+0xc0/0xc0
[ 1121.854015]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1121.859238]  ? find_held_lock+0x36/0x1c0
[ 1121.863319]  ? zap_class+0x640/0x640
[ 1121.867037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1121.872592]  ? check_preemption_disabled+0x48/0x280
[ 1121.877629]  ? __lock_is_held+0xb5/0x140
[ 1121.881702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1121.887237]  ? check_preemption_disabled+0x48/0x280
[ 1121.892255]  run_timer_softirq+0x52/0xb0
[ 1121.896316]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1121.901335]  __do_softirq+0x308/0xb7e
[ 1121.905151]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1121.909641]  ? lock_downgrade+0x900/0x900
[ 1121.913790]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1121.918906]  ? pvclock_read_flags+0x160/0x160
[ 1121.923407]  ? lapic_next_event+0x5a/0x90
[ 1121.927573]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1121.933117]  ? kvm_clock_read+0x18/0x30
[ 1121.937093]  ? kvm_sched_clock_read+0x9/0x20
[ 1121.941502]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1121.947038]  ? check_preemption_disabled+0x48/0x280
[ 1121.952065]  irq_exit+0x17f/0x1c0
[ 1121.955522]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1121.960362]  ? smp_reschedule_interrupt+0x109/0x650
[ 1121.965379]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1121.971263]  ? interrupt_entry+0xb5/0xc0
[ 1121.975337]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1121.980369]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1121.985388]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1121.990232]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1121.995247]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1122.000265]  ? task_prio+0x50/0x50
[ 1122.003807]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1122.009360]  ? check_preemption_disabled+0x48/0x280
[ 1122.014385]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1122.019239]  apic_timer_interrupt+0xf/0x20
[ 1122.023484]  </IRQ>
[ 1122.025734] RIP: 0010:console_unlock+0x102f/0x1190
[ 1122.030666] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1122.049565] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1122.057273] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1122.064543] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1122.071808] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1122.079076] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1122.086341] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1122.093629]  ? netconsole_netdev_event+0x280/0x280
[ 1122.098567]  ? console_unlock+0x1026/0x1190
[ 1122.102907]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1122.107590]  ? vprintk_emit+0x846/0x990
[ 1122.111576]  ? lock_release+0xa00/0xa00
[ 1122.115570]  ? trace_hardirqs_on+0x30/0x310
[ 1122.119891]  ? vprintk_default+0x28/0x30
[ 1122.123956]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1122.129079]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1122.134638]  vprintk_emit+0x391/0x990
[ 1122.138469]  ? wake_up_klogd+0x180/0x180
[ 1122.142535]  ? find_held_lock+0x31/0x1c0
[ 1122.146604]  ? mark_held_locks+0xc7/0x130
[ 1122.150755]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1122.155248]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1122.159746]  vprintk_default+0x28/0x30
[ 1122.163652]  vprintk_func+0x7e/0x181
[ 1122.167368]  printk+0xa7/0xcf
[ 1122.170488]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1122.175246]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1122.179754]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1122.185037]  dump_header+0x7cc/0xf72
[ 1122.188766]  ? pagefault_out_of_memory+0x197/0x197
[ 1122.193707]  ? __lock_acquire+0x62f/0x4c20
[ 1122.197948]  ? percpu_ref_get_many+0x240/0x240
[ 1122.202539]  ? print_usage_bug+0xc0/0xc0
[ 1122.206608]  ? zap_class+0x640/0x640
[ 1122.210323]  ? print_usage_bug+0xc0/0xc0
[ 1122.214384]  ? zap_class+0x640/0x640
[ 1122.218105]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1122.223647]  ? find_held_lock+0x36/0x1c0
[ 1122.227721]  ? mark_held_locks+0xc7/0x130
[ 1122.231898]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1122.237015]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1122.242131]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1122.246745]  ? trace_hardirqs_on+0xbd/0x310
[ 1122.251071]  ? kasan_check_read+0x11/0x20
[ 1122.255222]  ? ___ratelimit+0x3b4/0x672
[ 1122.259200]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1122.264308]  ? trace_hardirqs_on+0x310/0x310
[ 1122.268722]  ? lock_downgrade+0x900/0x900
[ 1122.272873]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1122.277975]  ? ___ratelimit+0x3b9/0x672
[ 1122.281955]  ? idr_get_free+0xf70/0xf70
[ 1122.285928]  ? find_held_lock+0x36/0x1c0
[ 1122.290003]  oom_kill_process.cold.27+0x10/0x903
[ 1122.294759]  ? zap_class+0x640/0x640
[ 1122.298496]  ? check_preemption_disabled+0x48/0x280
[ 1122.303530]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1122.308469]  ? kasan_check_read+0x11/0x20
[ 1122.312618]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1122.317896]  ? oom_evaluate_task+0x540/0x540
[ 1122.322307]  ? find_held_lock+0x36/0x1c0
[ 1122.326375]  ? out_of_memory+0x974/0x1430
[ 1122.330524]  ? lock_downgrade+0x900/0x900
[ 1122.334676]  ? check_preemption_disabled+0x48/0x280
[ 1122.339692]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1122.344618]  ? kasan_check_read+0x11/0x20
[ 1122.348768]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1122.354047]  ? rcu_softirq_qs+0x20/0x20
[ 1122.358030]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1122.363567]  ? oom_evaluate_task+0x302/0x540
[ 1122.367992]  out_of_memory+0xa84/0x1430
[ 1122.371974]  ? oom_killer_disable+0x3a0/0x3a0
[ 1122.376483]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1122.381415]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1122.386466]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1122.391337]  ? warn_alloc+0x120/0x120
[ 1122.395136]  ? mark_held_locks+0x130/0x130
[ 1122.399378]  ? find_get_entry+0xaae/0x1120
[ 1122.403621]  ? filemap_map_pages+0x1a20/0x1a20
[ 1122.408206]  ? zap_class+0x640/0x640
[ 1122.411925]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1122.417470]  ? check_preemption_disabled+0x48/0x280
[ 1122.422487]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1122.428037]  ? should_fail+0x22d/0xd01
[ 1122.431928]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1122.437033]  ? zap_class+0x640/0x640
[ 1122.440770]  ? __lock_is_held+0xb5/0x140
[ 1122.444844]  ? mark_held_locks+0x130/0x130
[ 1122.449080]  ? lock_release+0xa00/0xa00
[ 1122.453054]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1122.458509]  ? xa_load+0x2ba/0x460
[ 1122.462053]  ? lock_downgrade+0x900/0x900
[ 1122.466205]  ? __might_sleep+0x95/0x190
[ 1122.470198]  __alloc_pages_nodemask+0xad8/0xea0
[ 1122.474876]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1122.479897]  ? __page_cache_alloc+0x191/0x5c0
[ 1122.484400]  ? xa_load+0x2e1/0x460
[ 1122.487952]  ? xa_clear_mark+0x40/0x40
[ 1122.491842]  ? zap_class+0x640/0x640
[ 1122.495566]  ? zap_class+0x640/0x640
[ 1122.499307]  ? zap_class+0x640/0x640
[ 1122.503021]  ? __do_page_cache_readahead+0x663/0x810
[ 1122.508145]  ? find_held_lock+0x36/0x1c0
[ 1122.512216]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1122.517758]  alloc_pages_current+0x173/0x350
[ 1122.522177]  __page_cache_alloc+0x38c/0x5c0
[ 1122.526500]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1122.531440]  ? kasan_check_read+0x11/0x20
[ 1122.535599]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1122.540876]  ? generic_perform_write+0x6a0/0x6a0
[ 1122.545633]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1122.551170]  ? check_preemption_disabled+0x48/0x280
[ 1122.556192]  filemap_fault+0x1595/0x25f0
[ 1122.560264]  ? __lock_page_or_retry+0xa00/0xa00
[ 1122.564945]  ? mark_held_locks+0x130/0x130
[ 1122.569185]  ? filemap_map_pages+0xd6b/0x1a20
[ 1122.573681]  ? lock_downgrade+0x900/0x900
[ 1122.577827]  ? check_preemption_disabled+0x48/0x280
[ 1122.582865]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1122.587841]  ? kasan_check_read+0x11/0x20
[ 1122.592001]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1122.597285]  ? rcu_softirq_qs+0x20/0x20
[ 1122.601271]  ? filemap_map_pages+0xd92/0x1a20
[ 1122.605777]  ? find_get_entries_tag+0x1400/0x1400
[ 1122.610626]  ? debug_object_destroy+0x2b0/0x2b0
[ 1122.615299]  ? lock_pi_update_atomic+0x150/0x150
[ 1122.620056]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1122.625604]  ? lock_acquire+0x1ed/0x520
[ 1122.629580]  ? ext4_filemap_fault+0x7a/0xad
[ 1122.633912]  ? lock_release+0xa00/0xa00
[ 1122.637905]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1122.643622]  ? print_usage_bug+0xc0/0xc0
[ 1122.647687]  ? print_usage_bug+0xc0/0xc0
[ 1122.651759]  ? down_read+0x8d/0x120
[ 1122.655385]  ? ext4_filemap_fault+0x7a/0xad
[ 1122.659707]  ? __down_interruptible+0x700/0x700
[ 1122.664389]  ext4_filemap_fault+0x82/0xad
[ 1122.668543]  __do_fault+0x100/0x6b0
[ 1122.672166]  ? find_held_lock+0x36/0x1c0
[ 1122.676231]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1122.681341]  ? mark_held_locks+0x130/0x130
[ 1122.685576]  ? mark_held_locks+0x130/0x130
[ 1122.689807]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1122.694299]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1122.698795]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1122.703394]  ? kasan_check_read+0x11/0x20
[ 1122.707566]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1122.713104]  __handle_mm_fault+0x3ea0/0x5be0
[ 1122.717532]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1122.722393]  ? finish_task_switch+0x1f4/0x910
[ 1122.726921]  ? finish_task_switch+0x1b4/0x910
[ 1122.731869]  ? __switch_to_asm+0x34/0x70
[ 1122.735949]  ? preempt_notifier_register+0x200/0x200
[ 1122.741048]  ? __switch_to_asm+0x34/0x70
[ 1122.745109]  ? __switch_to_asm+0x34/0x70
[ 1122.749194]  ? zap_class+0x640/0x640
[ 1122.752907]  ? zap_class+0x640/0x640
[ 1122.756616]  ? __x64_sys_futex+0x53e/0x6a0
[ 1122.760859]  ? find_held_lock+0x36/0x1c0
[ 1122.764927]  ? handle_mm_fault+0x42a/0xc70
[ 1122.769162]  ? lock_downgrade+0x900/0x900
[ 1122.773311]  ? check_preemption_disabled+0x48/0x280
[ 1122.778332]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1122.783257]  ? kasan_check_read+0x11/0x20
[ 1122.787418]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1122.792707]  ? rcu_softirq_qs+0x20/0x20
[ 1122.796687]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1122.801800]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1122.807341]  ? check_preemption_disabled+0x48/0x280
[ 1122.812365]  handle_mm_fault+0x54f/0xc70
[ 1122.816442]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1122.821042]  ? find_vma+0x34/0x190
[ 1122.824589]  __do_page_fault+0x5e8/0xe60
[ 1122.828653]  ? trace_hardirqs_off+0xb8/0x310
[ 1122.833070]  do_page_fault+0xf2/0x7e0
[ 1122.836875]  ? vmalloc_sync_all+0x30/0x30
[ 1122.841039]  ? error_entry+0x70/0xd0
[ 1122.844752]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1122.849766]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1122.854692]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1122.859784]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1122.864627]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1122.869642]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1122.875097]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1122.880116]  ? page_fault+0x8/0x30
[ 1122.883655]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1122.888517]  ? page_fault+0x8/0x30
[ 1122.892060]  page_fault+0x1e/0x30
[ 1122.895507] RIP: 0033:0x40f9c0
[ 1122.898718] Code: Bad RIP value.
[ 1122.902081] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1122.907446] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1122.914721] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1122.921986] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1122.929252] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1122.936520] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1122.943810] warn_alloc_show_mem: 1 callbacks suppressed
[ 1122.943822] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1122.943824] Mem-Info:
[ 1122.943855] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1122.943855]  active_file:15 inactive_file:19 isolated_file:0
[ 1122.943855]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1122.943855]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1122.943855]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1122.943855]  free:13737 free_pcp:253 free_cma:0
[ 1122.949193] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1122.956381] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1122.958779] Call Trace:
[ 1122.991732] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1123.001078]  <IRQ>
[ 1123.028642] lowmem_reserve[]: 0 2818 6321 6321
[ 1123.031234]  dump_stack+0x244/0x39d
[ 1123.057313] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1123.059467]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1123.064016] lowmem_reserve[]: 0 0 3503 3503
[ 1123.067668]  warn_alloc.cold.116+0xb7/0x1bd
[ 1123.095135] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1123.100317]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1123.104607] lowmem_reserve[]: 0 0 0 0
[ 1123.108930]  ? lock_downgrade+0x900/0x900
[ 1123.137889] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1123.142727]  ? trace_hardirqs_off+0xb8/0x310
[ 1123.146499] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1123.150670]  ? trace_hardirqs_off+0xb8/0x310
[ 1123.164164] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1123.168569]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1123.183383] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1123.187799]  ? warn_alloc+0x120/0x120
[ 1123.203460] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1123.208287]  ? warn_alloc+0x120/0x120
[ 1123.217100] 1801 total pagecache pages
[ 1123.220895]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1123.229460] 0 pages in swap cache
[ 1123.233237]  ? warn_alloc+0x120/0x120
[ 1123.237105] Swap cache stats: add 0, delete 0, find 0/0
[ 1123.242108]  ? print_usage_bug+0xc0/0xc0
[ 1123.245566] Free swap  = 0kB
[ 1123.249358]  ? print_usage_bug+0xc0/0xc0
[ 1123.254711] Total swap = 0kB
[ 1123.258767]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1123.261760] 1965979 pages RAM
[ 1123.265846]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1123.268832] 0 pages HighMem/MovableOnly
[ 1123.268841] 342854 pages reserved
[ 1123.274028]  ? should_fail+0x22d/0xd01
[ 1123.277139] 0 pages cma reserved
[ 1123.282682]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1123.286701] aoe: skb alloc failure
[ 1123.290095]  ? __lock_acquire+0x62f/0x4c20
[ 1123.294017] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1123.297322]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1123.302401] syz-fuzzer cpuset=/ mems_allowed=0
[ 1123.305934]  ? should_fail+0x22d/0xd01
[ 1123.333910]  ? mark_held_locks+0x130/0x130
[ 1123.338150]  ? mark_held_locks+0x130/0x130
[ 1123.342382]  ? print_usage_bug+0xc0/0xc0
[ 1123.346455]  ? find_held_lock+0x36/0x1c0
[ 1123.350524]  ? zap_class+0x640/0x640
[ 1123.354245]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1123.359782]  ? check_preemption_disabled+0x48/0x280
[ 1123.364835]  ? __lock_is_held+0xb5/0x140
[ 1123.368917]  __alloc_pages_nodemask+0xad8/0xea0
[ 1123.373594]  ? zap_class+0x640/0x640
[ 1123.377316]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1123.382344]  ? find_held_lock+0x36/0x1c0
[ 1123.386416]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1123.391117]  ? lock_downgrade+0x900/0x900
[ 1123.395294]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1123.400852]  cache_grow_begin+0xa5/0x8c0
[ 1123.404914]  ? do_raw_spin_unlock+0xa7/0x330
[ 1123.409333]  fallback_alloc+0x204/0x2e0
[ 1123.413314]  ____cache_alloc_node+0x1c7/0x1e0
[ 1123.417833]  kmem_cache_alloc_node+0xe3/0x730
[ 1123.422330]  ? mark_held_locks+0xc7/0x130
[ 1123.426508]  __alloc_skb+0x119/0x770
[ 1123.430231]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1123.434637]  ? do_raw_spin_trylock+0x270/0x270
[ 1123.439218]  ? kmem_cache_alloc_trace+0x353/0x750
[ 1123.444068]  ? queue_work_on+0x12c/0x1e0
[ 1123.448135]  ? switchdev_port_obj_del+0xdc/0x440
[ 1123.452892]  ? switchdev_trans_item_enqueue+0x260/0x260
[ 1123.458263]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1123.463287]  __br_mdb_notify+0x4ff/0x15d0
[ 1123.467445]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1123.472561]  ? __br_mdb_add+0x7f0/0x7f0
[ 1123.476541]  ? mark_held_locks+0x130/0x130
[ 1123.480797]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1123.485922]  ? debug_object_assert_init+0x368/0x4b0
[ 1123.490968]  ? debug_object_init_on_stack+0x20/0x20
[ 1123.495982]  ? zap_class+0x640/0x640
[ 1123.499696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1123.505241]  br_mdb_notify+0x310/0x410
[ 1123.509129]  ? br_mdb_dump+0x27b0/0x27b0
[ 1123.513205]  br_multicast_del_pg+0x3df/0x790
[ 1123.517624]  ? br_mdb_ip_get+0x940/0x940
[ 1123.521690]  ? rwlock_bug.part.2+0x90/0x90
[ 1123.525928]  ? __lock_is_held+0xb5/0x140
[ 1123.530007]  br_multicast_port_group_expired+0x189/0x1e0
[ 1123.535468]  call_timer_fn+0x272/0x920
[ 1123.539359]  ? br_multicast_del_pg+0x790/0x790
[ 1123.543941]  ? process_timeout+0x40/0x40
[ 1123.548037]  ? __run_timers+0x7da/0xc70
[ 1123.552009]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1123.556495]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1123.561017]  ? br_multicast_del_pg+0x790/0x790
[ 1123.565596]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1123.570178]  ? trace_hardirqs_on+0xbd/0x310
[ 1123.574495]  ? kasan_check_read+0x11/0x20
[ 1123.578641]  ? __run_timers+0x7da/0xc70
[ 1123.582618]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1123.587726]  ? br_multicast_del_pg+0x790/0x790
[ 1123.592314]  ? br_multicast_del_pg+0x790/0x790
[ 1123.596923]  __run_timers+0x7e5/0xc70
[ 1123.600740]  ? timer_fixup_init+0x70/0x70
[ 1123.604890]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1123.609924]  ? zap_class+0x640/0x640
[ 1123.613678]  ? enqueue_hrtimer+0x1a5/0x560
[ 1123.617946]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1123.623143]  ? find_held_lock+0x36/0x1c0
[ 1123.627205]  ? zap_class+0x640/0x640
[ 1123.630919]  ? pvclock_read_flags+0x160/0x160
[ 1123.635423]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1123.640979]  ? check_preemption_disabled+0x48/0x280
[ 1123.646002]  ? __lock_is_held+0xb5/0x140
[ 1123.650062]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1123.655598]  ? check_preemption_disabled+0x48/0x280
[ 1123.660623]  run_timer_softirq+0x52/0xb0
[ 1123.664683]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1123.669703]  __do_softirq+0x308/0xb7e
[ 1123.673514]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1123.678020]  ? lock_downgrade+0x900/0x900
[ 1123.682185]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1123.687295]  ? pvclock_read_flags+0x160/0x160
[ 1123.691798]  ? lapic_next_event+0x5a/0x90
[ 1123.695966]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1123.701508]  ? kvm_clock_read+0x18/0x30
[ 1123.705482]  ? kvm_sched_clock_read+0x9/0x20
[ 1123.709894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1123.715436]  ? check_preemption_disabled+0x48/0x280
[ 1123.720467]  irq_exit+0x17f/0x1c0
[ 1123.723924]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1123.728768]  ? smp_reschedule_interrupt+0x109/0x650
[ 1123.733789]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1123.739672]  ? interrupt_entry+0xb5/0xc0
[ 1123.743737]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1123.748754]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1123.753769]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1123.758612]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1123.763656]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1123.768698]  ? task_prio+0x50/0x50
[ 1123.772239]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1123.777777]  ? check_preemption_disabled+0x48/0x280
[ 1123.782799]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1123.787652]  apic_timer_interrupt+0xf/0x20
[ 1123.791892]  </IRQ>
[ 1123.794128] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1123.799057] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1123.817968] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1123.825675] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1123.832941] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1123.840214] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1123.847483] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1123.854760] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1123.862096]  skb_clone+0x1bb/0x500
[ 1123.865640]  ? finish_task_switch+0x2f4/0x910
[ 1123.870136]  ? skb_split+0x11e0/0x11e0
[ 1123.874027]  ? preempt_notifier_register+0x200/0x200
[ 1123.879143]  ? __switch_to_asm+0x34/0x70
[ 1123.883203]  ? __switch_to_asm+0x34/0x70
[ 1123.887264]  ? __switch_to_asm+0x40/0x70
[ 1123.891320]  ? __switch_to_asm+0x34/0x70
[ 1123.895376]  ? __switch_to_asm+0x40/0x70
[ 1123.899439]  ? __switch_to_asm+0x34/0x70
[ 1123.903523]  ? __switch_to_asm+0x40/0x70
[ 1123.907596]  ? __switch_to_asm+0x34/0x70
[ 1123.911657]  ? __switch_to_asm+0x34/0x70
[ 1123.915716]  ? __switch_to_asm+0x40/0x70
[ 1123.919872]  ? __switch_to_asm+0x34/0x70
[ 1123.923937]  bpf_clone_redirect+0xb9/0x490
[ 1123.928180]  ? __schedule+0x8d7/0x21d0
[ 1123.932075]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1123.937109]  ? __sched_text_start+0x8/0x8
[ 1123.941261]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1123.946031]  ? find_held_lock+0x36/0x1c0
[ 1123.950104]  ? lock_acquire+0x1ed/0x520
[ 1123.954092]  ? bpf_test_run+0x3cb/0x780
[ 1123.958079]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1123.963635]  ? check_preemption_disabled+0x48/0x280
[ 1123.968672]  ? kasan_check_read+0x11/0x20
[ 1123.972819]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1123.978098]  ? rcu_softirq_qs+0x20/0x20
[ 1123.982072]  ? preempt_schedule+0x4d/0x60
[ 1123.986219]  ? ___preempt_schedule+0x16/0x18
[ 1123.990637]  ? bpf_test_run+0x25d/0x780
[ 1123.994622]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1123.999054]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1124.004610]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1124.009405]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1124.014252]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1124.019788]  ? fput+0x130/0x1a0
[ 1124.023070]  ? __bpf_prog_get+0x9b/0x290
[ 1124.027135]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1124.031981]  ? bpf_prog_test_run+0x130/0x1a0
[ 1124.036393]  ? __x64_sys_bpf+0x3d8/0x520
[ 1124.040469]  ? bpf_prog_get+0x20/0x20
[ 1124.044294]  ? do_syscall_64+0x1b9/0x820
[ 1124.048354]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1124.053720]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1124.058648]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1124.063500]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1124.068522]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1124.073544]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1124.078607]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1124.083465]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1124.088853] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1124.089015] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1124.095875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1124.106347] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1124.115691] Call Trace:
[ 1124.123347]  <IRQ>
[ 1124.125516]  dump_stack+0x244/0x39d
[ 1124.129163]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1124.134384]  warn_alloc.cold.116+0xb7/0x1bd
[ 1124.138709]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1124.143559]  ? lock_downgrade+0x900/0x900
[ 1124.147719]  ? trace_hardirqs_off+0xb8/0x310
[ 1124.152140]  ? trace_hardirqs_off+0xb8/0x310
[ 1124.156560]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1124.161445]  ? warn_alloc+0x120/0x120
[ 1124.165275]  ? warn_alloc+0x120/0x120
[ 1124.169094]  ? warn_alloc+0x120/0x120
[ 1124.172900]  ? print_usage_bug+0xc0/0xc0
[ 1124.176968]  ? print_usage_bug+0xc0/0xc0
[ 1124.181032]  ? ktime_get+0x2c1/0x400
[ 1124.184756]  ? check_preemption_disabled+0x48/0x280
[ 1124.189772]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1124.194269]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1124.199808]  ? should_fail+0x22d/0xd01
[ 1124.203696]  ? kasan_check_read+0x11/0x20
[ 1124.207848]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1124.212965]  ? __lock_acquire+0x62f/0x4c20
[ 1124.217232]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1124.222334]  ? should_fail+0x22d/0xd01
[ 1124.226254]  ? print_usage_bug+0xc0/0xc0
[ 1124.230327]  ? mark_held_locks+0x130/0x130
[ 1124.234578]  ? mark_held_locks+0x130/0x130
[ 1124.238816]  ? check_preemption_disabled+0x48/0x280
[ 1124.243840]  ? zap_class+0x640/0x640
[ 1124.247556]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1124.252314]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1124.257856]  ? check_preemption_disabled+0x48/0x280
[ 1124.262881]  ? __lock_is_held+0xb5/0x140
[ 1124.266951]  __alloc_pages_nodemask+0xad8/0xea0
[ 1124.271619]  ? zap_class+0x640/0x640
[ 1124.275336]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1124.280362]  ? find_held_lock+0x36/0x1c0
[ 1124.284472]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1124.289172]  ? lock_downgrade+0x900/0x900
[ 1124.293327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1124.298868]  cache_grow_begin+0xa5/0x8c0
[ 1124.302941]  ? do_raw_spin_unlock+0xa7/0x330
[ 1124.307374]  fallback_alloc+0x204/0x2e0
[ 1124.311384]  ____cache_alloc_node+0x1c7/0x1e0
[ 1124.315889]  kmem_cache_alloc_node+0xe3/0x730
[ 1124.320386]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1124.324982]  __alloc_skb+0x119/0x770
[ 1124.328692]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[ 1124.334063]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1124.338487]  ? vprintk_default+0x28/0x30
[ 1124.342547]  ? vprintk_func+0x85/0x181
[ 1124.346452]  ? printk+0xa7/0xcf
[ 1124.349736]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1124.354493]  ? do_raw_spin_trylock+0x270/0x270
[ 1124.359081]  new_skb+0x26/0x1c0
[ 1124.362359]  aoecmd_cfg+0x279/0x7f0
[ 1124.365991]  ? find_held_lock+0x36/0x1c0
[ 1124.370053]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[ 1124.374384]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1124.379936]  ? __lock_is_held+0xb5/0x140
[ 1124.384052]  discover_timer+0x50/0x60
[ 1124.387863]  call_timer_fn+0x272/0x920
[ 1124.391749]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1124.396595]  ? process_timeout+0x40/0x40
[ 1124.400665]  ? mark_held_locks+0xc7/0x130
[ 1124.404812]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1124.409308]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1124.413800]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1124.418645]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1124.423234]  ? trace_hardirqs_on+0xbd/0x310
[ 1124.427583]  ? kasan_check_read+0x11/0x20
[ 1124.431726]  ? __run_timers+0x7da/0xc70
[ 1124.435698]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1124.440814]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1124.445658]  __run_timers+0x7e5/0xc70
[ 1124.449480]  ? timer_fixup_init+0x70/0x70
[ 1124.453634]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1124.458653]  ? zap_class+0x640/0x640
[ 1124.462373]  ? print_usage_bug+0xc0/0xc0
[ 1124.466443]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1124.471645]  ? find_held_lock+0x36/0x1c0
[ 1124.475714]  ? zap_class+0x640/0x640
[ 1124.479442]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1124.485020]  ? check_preemption_disabled+0x48/0x280
[ 1124.490064]  ? __lock_is_held+0xb5/0x140
[ 1124.494129]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1124.499667]  ? check_preemption_disabled+0x48/0x280
[ 1124.504687]  run_timer_softirq+0x52/0xb0
[ 1124.508748]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1124.513768]  __do_softirq+0x308/0xb7e
[ 1124.517577]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1124.522069]  ? lock_downgrade+0x900/0x900
[ 1124.526219]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1124.531330]  ? pvclock_read_flags+0x160/0x160
[ 1124.535826]  ? lapic_next_event+0x5a/0x90
[ 1124.539979]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1124.545520]  ? kvm_clock_read+0x18/0x30
[ 1124.549492]  ? kvm_sched_clock_read+0x9/0x20
[ 1124.553949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1124.559503]  ? check_preemption_disabled+0x48/0x280
[ 1124.564530]  irq_exit+0x17f/0x1c0
[ 1124.567988]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1124.572829]  ? smp_reschedule_interrupt+0x109/0x650
[ 1124.577848]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1124.583731]  ? interrupt_entry+0xb5/0xc0
[ 1124.587794]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1124.592808]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1124.597825]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1124.602667]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1124.607679]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1124.612696]  ? task_prio+0x50/0x50
[ 1124.616239]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1124.621774]  ? check_preemption_disabled+0x48/0x280
[ 1124.626797]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1124.631652]  apic_timer_interrupt+0xf/0x20
[ 1124.635912]  </IRQ>
[ 1124.638146] RIP: 0010:console_unlock+0x102f/0x1190
[ 1124.643079] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1124.661982] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1124.669688] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1124.676952] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1124.684225] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1124.691498] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1124.698763] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1124.706035]  ? netconsole_netdev_event+0x280/0x280
[ 1124.710968]  ? console_unlock+0x1026/0x1190
[ 1124.715308]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1124.719971]  ? vprintk_emit+0x846/0x990
[ 1124.723964]  ? lock_release+0xa00/0xa00
[ 1124.728459]  ? trace_hardirqs_on+0x30/0x310
[ 1124.732784]  ? vprintk_default+0x28/0x30
[ 1124.736851]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1124.741980]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1124.747538]  vprintk_emit+0x391/0x990
[ 1124.751344]  ? wake_up_klogd+0x180/0x180
[ 1124.755409]  ? find_held_lock+0x31/0x1c0
[ 1124.759502]  ? mark_held_locks+0xc7/0x130
[ 1124.763662]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1124.768155]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1124.772657]  vprintk_default+0x28/0x30
[ 1124.776544]  vprintk_func+0x7e/0x181
[ 1124.780261]  printk+0xa7/0xcf
[ 1124.783371]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1124.788129]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1124.792636]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1124.797919]  dump_header+0x7cc/0xf72
[ 1124.801641]  ? pagefault_out_of_memory+0x197/0x197
[ 1124.806578]  ? __lock_acquire+0x62f/0x4c20
[ 1124.810816]  ? percpu_ref_get_many+0x240/0x240
[ 1124.815405]  ? print_usage_bug+0xc0/0xc0
[ 1124.819483]  ? zap_class+0x640/0x640
[ 1124.823220]  ? print_usage_bug+0xc0/0xc0
[ 1124.827285]  ? zap_class+0x640/0x640
[ 1124.831003]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1124.836544]  ? find_held_lock+0x36/0x1c0
[ 1124.840616]  ? mark_held_locks+0xc7/0x130
[ 1124.844770]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1124.849875]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1124.854976]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1124.859676]  ? trace_hardirqs_on+0xbd/0x310
[ 1124.863989]  ? kasan_check_read+0x11/0x20
[ 1124.868136]  ? ___ratelimit+0x3b4/0x672
[ 1124.872114]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1124.877229]  ? trace_hardirqs_on+0x310/0x310
[ 1124.881644]  ? lock_downgrade+0x900/0x900
[ 1124.885799]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1124.890925]  ? ___ratelimit+0x3b9/0x672
[ 1124.894915]  ? idr_get_free+0xf70/0xf70
[ 1124.898892]  ? find_held_lock+0x36/0x1c0
[ 1124.902961]  oom_kill_process.cold.27+0x10/0x903
[ 1124.907721]  ? zap_class+0x640/0x640
[ 1124.911443]  ? check_preemption_disabled+0x48/0x280
[ 1124.916474]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1124.921404]  ? kasan_check_read+0x11/0x20
[ 1124.925556]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1124.930838]  ? oom_evaluate_task+0x540/0x540
[ 1124.935265]  ? find_held_lock+0x36/0x1c0
[ 1124.939331]  ? out_of_memory+0x974/0x1430
[ 1124.943490]  ? lock_downgrade+0x900/0x900
[ 1124.947634]  ? check_preemption_disabled+0x48/0x280
[ 1124.952652]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1124.957578]  ? kasan_check_read+0x11/0x20
[ 1124.961725]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1124.967003]  ? rcu_softirq_qs+0x20/0x20
[ 1124.970983]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1124.976516]  ? oom_evaluate_task+0x302/0x540
[ 1124.980931]  out_of_memory+0xa84/0x1430
[ 1124.984911]  ? oom_killer_disable+0x3a0/0x3a0
[ 1124.989410]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1124.994400]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1124.999442]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1125.004365]  ? warn_alloc+0x120/0x120
[ 1125.008178]  ? mark_held_locks+0x130/0x130
[ 1125.012422]  ? find_get_entry+0xaae/0x1120
[ 1125.016689]  ? filemap_map_pages+0x1a20/0x1a20
[ 1125.021274]  ? zap_class+0x640/0x640
[ 1125.024991]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1125.030529]  ? check_preemption_disabled+0x48/0x280
[ 1125.035553]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1125.041092]  ? should_fail+0x22d/0xd01
[ 1125.044998]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1125.050100]  ? zap_class+0x640/0x640
[ 1125.053887]  ? __lock_is_held+0xb5/0x140
[ 1125.057959]  ? mark_held_locks+0x130/0x130
[ 1125.062211]  ? lock_release+0xa00/0xa00
[ 1125.066186]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1125.071636]  ? xa_load+0x2ba/0x460
[ 1125.075181]  ? lock_downgrade+0x900/0x900
[ 1125.079332]  ? __might_sleep+0x95/0x190
[ 1125.083312]  __alloc_pages_nodemask+0xad8/0xea0
[ 1125.087991]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1125.093012]  ? __page_cache_alloc+0x191/0x5c0
[ 1125.097502]  ? xa_load+0x2e1/0x460
[ 1125.101056]  ? xa_clear_mark+0x40/0x40
[ 1125.104946]  ? zap_class+0x640/0x640
[ 1125.108666]  ? zap_class+0x640/0x640
[ 1125.112377]  ? zap_class+0x640/0x640
[ 1125.116095]  ? __do_page_cache_readahead+0x663/0x810
[ 1125.121207]  ? find_held_lock+0x36/0x1c0
[ 1125.125272]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1125.130817]  alloc_pages_current+0x173/0x350
[ 1125.135232]  __page_cache_alloc+0x38c/0x5c0
[ 1125.139554]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1125.144485]  ? kasan_check_read+0x11/0x20
[ 1125.148636]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1125.153919]  ? generic_perform_write+0x6a0/0x6a0
[ 1125.158677]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1125.164226]  ? check_preemption_disabled+0x48/0x280
[ 1125.169252]  filemap_fault+0x1595/0x25f0
[ 1125.173324]  ? __lock_page_or_retry+0xa00/0xa00
[ 1125.177995]  ? mark_held_locks+0x130/0x130
[ 1125.182239]  ? filemap_map_pages+0xd6b/0x1a20
[ 1125.186744]  ? lock_downgrade+0x900/0x900
[ 1125.190894]  ? check_preemption_disabled+0x48/0x280
[ 1125.195945]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1125.200871]  ? kasan_check_read+0x11/0x20
[ 1125.205020]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1125.210297]  ? rcu_softirq_qs+0x20/0x20
[ 1125.214285]  ? filemap_map_pages+0xd92/0x1a20
[ 1125.218794]  ? find_get_entries_tag+0x1400/0x1400
[ 1125.223640]  ? debug_object_destroy+0x2b0/0x2b0
[ 1125.228312]  ? lock_pi_update_atomic+0x150/0x150
[ 1125.233065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1125.238616]  ? lock_acquire+0x1ed/0x520
[ 1125.242594]  ? ext4_filemap_fault+0x7a/0xad
[ 1125.246926]  ? lock_release+0xa00/0xa00
[ 1125.250899]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1125.256352]  ? print_usage_bug+0xc0/0xc0
[ 1125.260419]  ? print_usage_bug+0xc0/0xc0
[ 1125.264506]  ? down_read+0x8d/0x120
[ 1125.268133]  ? ext4_filemap_fault+0x7a/0xad
[ 1125.272474]  ? __down_interruptible+0x700/0x700
[ 1125.277157]  ext4_filemap_fault+0x82/0xad
[ 1125.281320]  __do_fault+0x100/0x6b0
[ 1125.284947]  ? find_held_lock+0x36/0x1c0
[ 1125.289009]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1125.294126]  ? mark_held_locks+0x130/0x130
[ 1125.298374]  ? mark_held_locks+0x130/0x130
[ 1125.302642]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1125.307138]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1125.311637]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1125.316221]  ? kasan_check_read+0x11/0x20
[ 1125.320367]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1125.325911]  __handle_mm_fault+0x3ea0/0x5be0
[ 1125.330333]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1125.335177]  ? finish_task_switch+0x1f4/0x910
[ 1125.339668]  ? finish_task_switch+0x1b4/0x910
[ 1125.344160]  ? __switch_to_asm+0x34/0x70
[ 1125.348228]  ? preempt_notifier_register+0x200/0x200
[ 1125.353327]  ? __switch_to_asm+0x34/0x70
[ 1125.357389]  ? __switch_to_asm+0x34/0x70
[ 1125.361473]  ? zap_class+0x640/0x640
[ 1125.365186]  ? zap_class+0x640/0x640
[ 1125.368897]  ? __x64_sys_futex+0x53e/0x6a0
[ 1125.373139]  ? find_held_lock+0x36/0x1c0
[ 1125.377211]  ? handle_mm_fault+0x42a/0xc70
[ 1125.381458]  ? lock_downgrade+0x900/0x900
[ 1125.385611]  ? check_preemption_disabled+0x48/0x280
[ 1125.390630]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1125.395557]  ? kasan_check_read+0x11/0x20
[ 1125.399704]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1125.404981]  ? rcu_softirq_qs+0x20/0x20
[ 1125.408956]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1125.414062]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1125.419598]  ? check_preemption_disabled+0x48/0x280
[ 1125.424620]  handle_mm_fault+0x54f/0xc70
[ 1125.428688]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1125.433273]  ? find_vma+0x34/0x190
[ 1125.436817]  __do_page_fault+0x5e8/0xe60
[ 1125.440896]  ? trace_hardirqs_off+0xb8/0x310
[ 1125.445317]  do_page_fault+0xf2/0x7e0
[ 1125.449130]  ? vmalloc_sync_all+0x30/0x30
[ 1125.453276]  ? error_entry+0x70/0xd0
[ 1125.456991]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1125.462008]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1125.467007]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1125.471934]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1125.476790]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1125.481810]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1125.487263]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1125.492276]  ? page_fault+0x8/0x30
[ 1125.495818]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1125.500693]  ? page_fault+0x8/0x30
[ 1125.504232]  page_fault+0x1e/0x30
[ 1125.507680] RIP: 0033:0x40f9c0
[ 1125.510883] Code: Bad RIP value.
[ 1125.514242] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1125.519603] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1125.526871] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1125.534144] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1125.541413] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1125.548692] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1125.556025] warn_alloc_show_mem: 1 callbacks suppressed
[ 1125.556053] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1125.556055] Mem-Info:
[ 1125.556102] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1125.556102]  active_file:15 inactive_file:19 isolated_file:0
[ 1125.556102]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1125.556102]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1125.556102]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1125.556102]  free:13737 free_pcp:253 free_cma:0
[ 1125.561450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1125.568643] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1125.571040] Call Trace:
[ 1125.603988] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1125.613328]  <IRQ>
[ 1125.640887] lowmem_reserve[]: 0 2818 6321 6321
[ 1125.643477]  dump_stack+0x244/0x39d
[ 1125.669565] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1125.671717]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1125.676261] lowmem_reserve[]: 0 0 3503 3503
[ 1125.679895]  warn_alloc.cold.116+0xb7/0x1bd
[ 1125.707361] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1125.712542]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1125.716829] lowmem_reserve[]: 0 0 0 0
[ 1125.721158]  ? lock_downgrade+0x900/0x900
[ 1125.750104] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1125.754941]  ? trace_hardirqs_off+0xb8/0x310
[ 1125.758717] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1125.762862]  ? trace_hardirqs_off+0xb8/0x310
[ 1125.776356] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1125.780775]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1125.795580] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1125.800005]  ? warn_alloc+0x120/0x120
[ 1125.815661] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1125.820489]  ? warn_alloc+0x120/0x120
[ 1125.829298] 1801 total pagecache pages
[ 1125.833104]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1125.841663] 0 pages in swap cache
[ 1125.845453]  ? warn_alloc+0x120/0x120
[ 1125.849323] Swap cache stats: add 0, delete 0, find 0/0
[ 1125.854345]  ? print_usage_bug+0xc0/0xc0
[ 1125.857772] Free swap  = 0kB
[ 1125.861563]  ? print_usage_bug+0xc0/0xc0
[ 1125.866916] Total swap = 0kB
[ 1125.870973]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1125.873971] 1965979 pages RAM
[ 1125.878026]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1125.881012] 0 pages HighMem/MovableOnly
[ 1125.881021] 342854 pages reserved
[ 1125.886203]  ? should_fail+0x22d/0xd01
[ 1125.889282] 0 pages cma reserved
[ 1125.894812]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1125.898824] aoe: skb alloc failure
[ 1125.902210]  ? __lock_acquire+0x62f/0x4c20
[ 1125.906133] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1125.909440]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1125.914521] syz-fuzzer cpuset=/ mems_allowed=0
[ 1125.918057]  ? should_fail+0x22d/0xd01
[ 1125.946048]  ? mark_held_locks+0x130/0x130
[ 1125.950291]  ? mark_held_locks+0x130/0x130
[ 1125.954527]  ? print_usage_bug+0xc0/0xc0
[ 1125.958594]  ? find_held_lock+0x36/0x1c0
[ 1125.962655]  ? zap_class+0x640/0x640
[ 1125.966374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1125.971918]  ? check_preemption_disabled+0x48/0x280
[ 1125.976967]  ? __lock_is_held+0xb5/0x140
[ 1125.981034]  __alloc_pages_nodemask+0xad8/0xea0
[ 1125.985707]  ? zap_class+0x640/0x640
[ 1125.989439]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1125.994473]  ? find_held_lock+0x36/0x1c0
[ 1125.998549]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1126.003246]  ? lock_downgrade+0x900/0x900
[ 1126.007414]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1126.012988]  cache_grow_begin+0xa5/0x8c0
[ 1126.017061]  ? do_raw_spin_unlock+0xa7/0x330
[ 1126.021478]  fallback_alloc+0x204/0x2e0
[ 1126.025464]  ____cache_alloc_node+0x1c7/0x1e0
[ 1126.029975]  kmem_cache_alloc_node+0xe3/0x730
[ 1126.034470]  ? mark_held_locks+0xc7/0x130
[ 1126.038633]  __alloc_skb+0x119/0x770
[ 1126.042357]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1126.046766]  ? do_raw_spin_trylock+0x270/0x270
[ 1126.051368]  ? kmem_cache_alloc_trace+0x353/0x750
[ 1126.056215]  ? queue_work_on+0x12c/0x1e0
[ 1126.060297]  ? switchdev_port_obj_del+0xdc/0x440
[ 1126.065050]  ? switchdev_trans_item_enqueue+0x260/0x260
[ 1126.070414]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1126.075458]  __br_mdb_notify+0x4ff/0x15d0
[ 1126.079607]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1126.084720]  ? __br_mdb_add+0x7f0/0x7f0
[ 1126.088696]  ? mark_held_locks+0x130/0x130
[ 1126.092936]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1126.098046]  ? debug_object_assert_init+0x368/0x4b0
[ 1126.103065]  ? debug_object_init_on_stack+0x20/0x20
[ 1126.108079]  ? zap_class+0x640/0x640
[ 1126.111829]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1126.117382]  br_mdb_notify+0x310/0x410
[ 1126.121266]  ? br_mdb_dump+0x27b0/0x27b0
[ 1126.125348]  br_multicast_del_pg+0x3df/0x790
[ 1126.129767]  ? br_mdb_ip_get+0x940/0x940
[ 1126.133828]  ? rwlock_bug.part.2+0x90/0x90
[ 1126.138066]  ? __lock_is_held+0xb5/0x140
[ 1126.142154]  br_multicast_port_group_expired+0x189/0x1e0
[ 1126.147604]  call_timer_fn+0x272/0x920
[ 1126.151495]  ? br_multicast_del_pg+0x790/0x790
[ 1126.156073]  ? process_timeout+0x40/0x40
[ 1126.160141]  ? __run_timers+0x7da/0xc70
[ 1126.164134]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1126.168629]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1126.173126]  ? br_multicast_del_pg+0x790/0x790
[ 1126.177709]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1126.182297]  ? trace_hardirqs_on+0xbd/0x310
[ 1126.186620]  ? kasan_check_read+0x11/0x20
[ 1126.190764]  ? __run_timers+0x7da/0xc70
[ 1126.194739]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1126.199847]  ? br_multicast_del_pg+0x790/0x790
[ 1126.204441]  ? br_multicast_del_pg+0x790/0x790
[ 1126.209021]  __run_timers+0x7e5/0xc70
[ 1126.212838]  ? timer_fixup_init+0x70/0x70
[ 1126.216992]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1126.222006]  ? zap_class+0x640/0x640
[ 1126.225738]  ? enqueue_hrtimer+0x1a5/0x560
[ 1126.229991]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1126.235183]  ? find_held_lock+0x36/0x1c0
[ 1126.239249]  ? zap_class+0x640/0x640
[ 1126.242973]  ? pvclock_read_flags+0x160/0x160
[ 1126.247482]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1126.253020]  ? check_preemption_disabled+0x48/0x280
[ 1126.258044]  ? __lock_is_held+0xb5/0x140
[ 1126.262108]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1126.267645]  ? check_preemption_disabled+0x48/0x280
[ 1126.272665]  run_timer_softirq+0x52/0xb0
[ 1126.276727]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1126.281747]  __do_softirq+0x308/0xb7e
[ 1126.285551]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1126.290059]  ? lock_downgrade+0x900/0x900
[ 1126.294225]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1126.299354]  ? pvclock_read_flags+0x160/0x160
[ 1126.303856]  ? lapic_next_event+0x5a/0x90
[ 1126.308010]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1126.313552]  ? kvm_clock_read+0x18/0x30
[ 1126.317525]  ? kvm_sched_clock_read+0x9/0x20
[ 1126.321939]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1126.327484]  ? check_preemption_disabled+0x48/0x280
[ 1126.332512]  irq_exit+0x17f/0x1c0
[ 1126.335972]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1126.340817]  ? smp_reschedule_interrupt+0x109/0x650
[ 1126.345854]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1126.351752]  ? interrupt_entry+0xb5/0xc0
[ 1126.355817]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1126.360866]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1126.365885]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1126.370734]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1126.375749]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1126.380766]  ? task_prio+0x50/0x50
[ 1126.384309]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1126.389845]  ? check_preemption_disabled+0x48/0x280
[ 1126.394869]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1126.399721]  apic_timer_interrupt+0xf/0x20
[ 1126.403956]  </IRQ>
[ 1126.406196] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1126.411129] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1126.430042] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1126.437776] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1126.445041] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1126.452313] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1126.459580] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1126.466847] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1126.474156]  skb_clone+0x1bb/0x500
[ 1126.477726]  ? finish_task_switch+0x2f4/0x910
[ 1126.482222]  ? skb_split+0x11e0/0x11e0
[ 1126.486114]  ? preempt_notifier_register+0x200/0x200
[ 1126.491230]  ? __switch_to_asm+0x34/0x70
[ 1126.495291]  ? __switch_to_asm+0x34/0x70
[ 1126.499347]  ? __switch_to_asm+0x40/0x70
[ 1126.503411]  ? __switch_to_asm+0x34/0x70
[ 1126.507476]  ? __switch_to_asm+0x40/0x70
[ 1126.511534]  ? __switch_to_asm+0x34/0x70
[ 1126.515590]  ? __switch_to_asm+0x40/0x70
[ 1126.519648]  ? __switch_to_asm+0x34/0x70
[ 1126.523707]  ? __switch_to_asm+0x34/0x70
[ 1126.527766]  ? __switch_to_asm+0x40/0x70
[ 1126.531824]  ? __switch_to_asm+0x34/0x70
[ 1126.535889]  bpf_clone_redirect+0xb9/0x490
[ 1126.540128]  ? __schedule+0x8d7/0x21d0
[ 1126.544038]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1126.549088]  ? __sched_text_start+0x8/0x8
[ 1126.553239]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1126.558033]  ? find_held_lock+0x36/0x1c0
[ 1126.562119]  ? lock_acquire+0x1ed/0x520
[ 1126.566095]  ? bpf_test_run+0x3cb/0x780
[ 1126.570075]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1126.575615]  ? check_preemption_disabled+0x48/0x280
[ 1126.580637]  ? kasan_check_read+0x11/0x20
[ 1126.584783]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1126.590058]  ? rcu_softirq_qs+0x20/0x20
[ 1126.594034]  ? preempt_schedule+0x4d/0x60
[ 1126.598197]  ? ___preempt_schedule+0x16/0x18
[ 1126.602614]  ? bpf_test_run+0x25d/0x780
[ 1126.606619]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1126.611064]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1126.616609]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1126.621376]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1126.626215]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1126.631755]  ? fput+0x130/0x1a0
[ 1126.635053]  ? __bpf_prog_get+0x9b/0x290
[ 1126.639115]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1126.643968]  ? bpf_prog_test_run+0x130/0x1a0
[ 1126.648382]  ? __x64_sys_bpf+0x3d8/0x520
[ 1126.652455]  ? bpf_prog_get+0x20/0x20
[ 1126.656277]  ? do_syscall_64+0x1b9/0x820
[ 1126.660336]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1126.665704]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1126.670633]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1126.675481]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1126.680518]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1126.685535]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1126.690560]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1126.695413]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1126.700807] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1126.701065] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1126.707827] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1126.707833] Call Trace:
[ 1126.707839]  <IRQ>
[ 1126.707874]  dump_stack+0x244/0x39d
[ 1126.718554] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1126.728366]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1126.728393]  warn_alloc.cold.116+0xb7/0x1bd
[ 1126.751424]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1126.756314]  ? lock_downgrade+0x900/0x900
[ 1126.760487]  ? trace_hardirqs_off+0xb8/0x310
[ 1126.764933]  ? trace_hardirqs_off+0xb8/0x310
[ 1126.769351]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1126.774221]  ? warn_alloc+0x120/0x120
[ 1126.778026]  ? warn_alloc+0x120/0x120
[ 1126.781830]  ? warn_alloc+0x120/0x120
[ 1126.785636]  ? print_usage_bug+0xc0/0xc0
[ 1126.789701]  ? print_usage_bug+0xc0/0xc0
[ 1126.793761]  ? ktime_get+0x2c1/0x400
[ 1126.797516]  ? check_preemption_disabled+0x48/0x280
[ 1126.802533]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1126.807035]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1126.812577]  ? should_fail+0x22d/0xd01
[ 1126.816474]  ? kasan_check_read+0x11/0x20
[ 1126.820630]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1126.825735]  ? __lock_acquire+0x62f/0x4c20
[ 1126.829981]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1126.835102]  ? should_fail+0x22d/0xd01
[ 1126.839018]  ? print_usage_bug+0xc0/0xc0
[ 1126.843089]  ? mark_held_locks+0x130/0x130
[ 1126.847349]  ? mark_held_locks+0x130/0x130
[ 1126.851587]  ? check_preemption_disabled+0x48/0x280
[ 1126.856611]  ? zap_class+0x640/0x640
[ 1126.860553]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1126.865316]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1126.870854]  ? check_preemption_disabled+0x48/0x280
[ 1126.875893]  ? __lock_is_held+0xb5/0x140
[ 1126.879963]  __alloc_pages_nodemask+0xad8/0xea0
[ 1126.884631]  ? zap_class+0x640/0x640
[ 1126.888350]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1126.893378]  ? find_held_lock+0x36/0x1c0
[ 1126.897465]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1126.902135]  ? lock_downgrade+0x900/0x900
[ 1126.906290]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1126.911831]  cache_grow_begin+0xa5/0x8c0
[ 1126.915895]  ? do_raw_spin_unlock+0xa7/0x330
[ 1126.920310]  fallback_alloc+0x204/0x2e0
[ 1126.924292]  ____cache_alloc_node+0x1c7/0x1e0
[ 1126.928795]  kmem_cache_alloc_node+0xe3/0x730
[ 1126.933292]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1126.937974]  __alloc_skb+0x119/0x770
[ 1126.941687]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[ 1126.947058]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1126.951481]  ? vprintk_default+0x28/0x30
[ 1126.955542]  ? vprintk_func+0x85/0x181
[ 1126.959453]  ? printk+0xa7/0xcf
[ 1126.962768]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1126.967525]  ? do_raw_spin_trylock+0x270/0x270
[ 1126.972112]  new_skb+0x26/0x1c0
[ 1126.975404]  aoecmd_cfg+0x279/0x7f0
[ 1126.979042]  ? find_held_lock+0x36/0x1c0
[ 1126.983102]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[ 1126.987454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1126.993005]  ? __lock_is_held+0xb5/0x140
[ 1126.997079]  discover_timer+0x50/0x60
[ 1127.000877]  call_timer_fn+0x272/0x920
[ 1127.004762]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1127.009602]  ? process_timeout+0x40/0x40
[ 1127.013686]  ? mark_held_locks+0xc7/0x130
[ 1127.017853]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1127.022348]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1127.026841]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1127.031684]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1127.036266]  ? trace_hardirqs_on+0xbd/0x310
[ 1127.040588]  ? kasan_check_read+0x11/0x20
[ 1127.044732]  ? __run_timers+0x7da/0xc70
[ 1127.048705]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1127.053819]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1127.058661]  __run_timers+0x7e5/0xc70
[ 1127.062480]  ? timer_fixup_init+0x70/0x70
[ 1127.066637]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1127.071653]  ? zap_class+0x640/0x640
[ 1127.075372]  ? print_usage_bug+0xc0/0xc0
[ 1127.079442]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1127.084647]  ? find_held_lock+0x36/0x1c0
[ 1127.088716]  ? zap_class+0x640/0x640
[ 1127.092442]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1127.097992]  ? check_preemption_disabled+0x48/0x280
[ 1127.103021]  ? __lock_is_held+0xb5/0x140
[ 1127.107080]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1127.112618]  ? check_preemption_disabled+0x48/0x280
[ 1127.117637]  run_timer_softirq+0x52/0xb0
[ 1127.121709]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1127.126731]  __do_softirq+0x308/0xb7e
[ 1127.130547]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1127.135055]  ? lock_downgrade+0x900/0x900
[ 1127.139205]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1127.144318]  ? pvclock_read_flags+0x160/0x160
[ 1127.148817]  ? lapic_next_event+0x5a/0x90
[ 1127.152971]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1127.158543]  ? kvm_clock_read+0x18/0x30
[ 1127.162515]  ? kvm_sched_clock_read+0x9/0x20
[ 1127.166920]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1127.172466]  ? check_preemption_disabled+0x48/0x280
[ 1127.177498]  irq_exit+0x17f/0x1c0
[ 1127.180950]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1127.185790]  ? smp_reschedule_interrupt+0x109/0x650
[ 1127.190832]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1127.196724]  ? interrupt_entry+0xb5/0xc0
[ 1127.200788]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1127.205803]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1127.210819]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1127.215660]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1127.220678]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1127.225700]  ? task_prio+0x50/0x50
[ 1127.229242]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1127.234780]  ? check_preemption_disabled+0x48/0x280
[ 1127.239801]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1127.244654]  apic_timer_interrupt+0xf/0x20
[ 1127.248881]  </IRQ>
[ 1127.251118] RIP: 0010:console_unlock+0x102f/0x1190
[ 1127.256049] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1127.274948] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1127.282653] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1127.289923] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1127.297208] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1127.304517] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1127.311797] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1127.319079]  ? netconsole_netdev_event+0x280/0x280
[ 1127.324018]  ? console_unlock+0x1026/0x1190
[ 1127.328356]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1127.333022]  ? vprintk_emit+0x846/0x990
[ 1127.337043]  ? lock_release+0xa00/0xa00
[ 1127.341015]  ? trace_hardirqs_on+0x30/0x310
[ 1127.345335]  ? vprintk_default+0x28/0x30
[ 1127.349410]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1127.354521]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1127.360061]  vprintk_emit+0x391/0x990
[ 1127.363866]  ? wake_up_klogd+0x180/0x180
[ 1127.367937]  ? find_held_lock+0x31/0x1c0
[ 1127.372005]  ? mark_held_locks+0xc7/0x130
[ 1127.376152]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1127.380650]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1127.385150]  vprintk_default+0x28/0x30
[ 1127.389039]  vprintk_func+0x7e/0x181
[ 1127.392751]  printk+0xa7/0xcf
[ 1127.395858]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1127.400611]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1127.405119]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1127.410420]  dump_header+0x7cc/0xf72
[ 1127.414171]  ? pagefault_out_of_memory+0x197/0x197
[ 1127.419111]  ? __lock_acquire+0x62f/0x4c20
[ 1127.423346]  ? percpu_ref_get_many+0x240/0x240
[ 1127.427934]  ? print_usage_bug+0xc0/0xc0
[ 1127.432000]  ? zap_class+0x640/0x640
[ 1127.435715]  ? print_usage_bug+0xc0/0xc0
[ 1127.439788]  ? zap_class+0x640/0x640
[ 1127.443502]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1127.449046]  ? find_held_lock+0x36/0x1c0
[ 1127.453116]  ? mark_held_locks+0xc7/0x130
[ 1127.457266]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1127.462364]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1127.467488]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1127.472070]  ? trace_hardirqs_on+0xbd/0x310
[ 1127.476389]  ? kasan_check_read+0x11/0x20
[ 1127.480534]  ? ___ratelimit+0x3b4/0x672
[ 1127.484527]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1127.489634]  ? trace_hardirqs_on+0x310/0x310
[ 1127.494057]  ? lock_downgrade+0x900/0x900
[ 1127.498243]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1127.503346]  ? ___ratelimit+0x3b9/0x672
[ 1127.507324]  ? idr_get_free+0xf70/0xf70
[ 1127.511334]  ? find_held_lock+0x36/0x1c0
[ 1127.515404]  oom_kill_process.cold.27+0x10/0x903
[ 1127.520166]  ? zap_class+0x640/0x640
[ 1127.523891]  ? check_preemption_disabled+0x48/0x280
[ 1127.528914]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1127.533846]  ? kasan_check_read+0x11/0x20
[ 1127.537991]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1127.543267]  ? oom_evaluate_task+0x540/0x540
[ 1127.547678]  ? find_held_lock+0x36/0x1c0
[ 1127.551748]  ? out_of_memory+0x974/0x1430
[ 1127.555895]  ? lock_downgrade+0x900/0x900
[ 1127.560043]  ? check_preemption_disabled+0x48/0x280
[ 1127.565065]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1127.569992]  ? kasan_check_read+0x11/0x20
[ 1127.574143]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1127.579420]  ? rcu_softirq_qs+0x20/0x20
[ 1127.583412]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1127.588956]  ? oom_evaluate_task+0x302/0x540
[ 1127.593367]  out_of_memory+0xa84/0x1430
[ 1127.597349]  ? oom_killer_disable+0x3a0/0x3a0
[ 1127.601847]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1127.606783]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1127.611809]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1127.616681]  ? warn_alloc+0x120/0x120
[ 1127.620484]  ? mark_held_locks+0x130/0x130
[ 1127.624727]  ? find_get_entry+0xaae/0x1120
[ 1127.628971]  ? filemap_map_pages+0x1a20/0x1a20
[ 1127.633565]  ? zap_class+0x640/0x640
[ 1127.637283]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1127.642823]  ? check_preemption_disabled+0x48/0x280
[ 1127.647840]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1127.653384]  ? should_fail+0x22d/0xd01
[ 1127.657275]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1127.662383]  ? zap_class+0x640/0x640
[ 1127.666121]  ? __lock_is_held+0xb5/0x140
[ 1127.670187]  ? mark_held_locks+0x130/0x130
[ 1127.674467]  ? lock_release+0xa00/0xa00
[ 1127.678455]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1127.683906]  ? xa_load+0x2ba/0x460
[ 1127.687461]  ? lock_downgrade+0x900/0x900
[ 1127.691616]  ? __might_sleep+0x95/0x190
[ 1127.695593]  __alloc_pages_nodemask+0xad8/0xea0
[ 1127.700269]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1127.705288]  ? __page_cache_alloc+0x191/0x5c0
[ 1127.709786]  ? xa_load+0x2e1/0x460
[ 1127.713331]  ? xa_clear_mark+0x40/0x40
[ 1127.717235]  ? zap_class+0x640/0x640
[ 1127.720955]  ? zap_class+0x640/0x640
[ 1127.724672]  ? zap_class+0x640/0x640
[ 1127.728384]  ? __do_page_cache_readahead+0x663/0x810
[ 1127.733531]  ? find_held_lock+0x36/0x1c0
[ 1127.737610]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1127.743154]  alloc_pages_current+0x173/0x350
[ 1127.747583]  __page_cache_alloc+0x38c/0x5c0
[ 1127.751907]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1127.756835]  ? kasan_check_read+0x11/0x20
[ 1127.760983]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1127.766260]  ? generic_perform_write+0x6a0/0x6a0
[ 1127.771017]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1127.776665]  ? check_preemption_disabled+0x48/0x280
[ 1127.781688]  filemap_fault+0x1595/0x25f0
[ 1127.785762]  ? __lock_page_or_retry+0xa00/0xa00
[ 1127.790443]  ? mark_held_locks+0x130/0x130
[ 1127.794692]  ? filemap_map_pages+0xd6b/0x1a20
[ 1127.799193]  ? lock_downgrade+0x900/0x900
[ 1127.803341]  ? check_preemption_disabled+0x48/0x280
[ 1127.808358]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1127.813301]  ? kasan_check_read+0x11/0x20
[ 1127.817484]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1127.822764]  ? rcu_softirq_qs+0x20/0x20
[ 1127.826754]  ? filemap_map_pages+0xd92/0x1a20
[ 1127.831288]  ? find_get_entries_tag+0x1400/0x1400
[ 1127.836130]  ? debug_object_destroy+0x2b0/0x2b0
[ 1127.840806]  ? lock_pi_update_atomic+0x150/0x150
[ 1127.845564]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1127.851121]  ? lock_acquire+0x1ed/0x520
[ 1127.855110]  ? ext4_filemap_fault+0x7a/0xad
[ 1127.859444]  ? lock_release+0xa00/0xa00
[ 1127.863421]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1127.868886]  ? print_usage_bug+0xc0/0xc0
[ 1127.872958]  ? print_usage_bug+0xc0/0xc0
[ 1127.877043]  ? down_read+0x8d/0x120
[ 1127.880667]  ? ext4_filemap_fault+0x7a/0xad
[ 1127.884994]  ? __down_interruptible+0x700/0x700
[ 1127.889676]  ext4_filemap_fault+0x82/0xad
[ 1127.893827]  __do_fault+0x100/0x6b0
[ 1127.897466]  ? find_held_lock+0x36/0x1c0
[ 1127.901534]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1127.906640]  ? mark_held_locks+0x130/0x130
[ 1127.910879]  ? mark_held_locks+0x130/0x130
[ 1127.915111]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1127.919608]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1127.924107]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1127.928692]  ? kasan_check_read+0x11/0x20
[ 1127.932839]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1127.938383]  __handle_mm_fault+0x3ea0/0x5be0
[ 1127.942804]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1127.947647]  ? finish_task_switch+0x1f4/0x910
[ 1127.952143]  ? finish_task_switch+0x1b4/0x910
[ 1127.956640]  ? __switch_to_asm+0x34/0x70
[ 1127.960705]  ? preempt_notifier_register+0x200/0x200
[ 1127.965806]  ? __switch_to_asm+0x34/0x70
[ 1127.969866]  ? __switch_to_asm+0x34/0x70
[ 1127.973977]  ? zap_class+0x640/0x640
[ 1127.977690]  ? zap_class+0x640/0x640
[ 1127.981406]  ? __x64_sys_futex+0x53e/0x6a0
[ 1127.985650]  ? find_held_lock+0x36/0x1c0
[ 1127.989722]  ? handle_mm_fault+0x42a/0xc70
[ 1127.993962]  ? lock_downgrade+0x900/0x900
[ 1127.998140]  ? check_preemption_disabled+0x48/0x280
[ 1128.003186]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1128.008118]  ? kasan_check_read+0x11/0x20
[ 1128.012267]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1128.017543]  ? rcu_softirq_qs+0x20/0x20
[ 1128.021528]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1128.026634]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1128.032175]  ? check_preemption_disabled+0x48/0x280
[ 1128.037195]  handle_mm_fault+0x54f/0xc70
[ 1128.041259]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1128.045844]  ? find_vma+0x34/0x190
[ 1128.049390]  __do_page_fault+0x5e8/0xe60
[ 1128.053463]  ? trace_hardirqs_off+0xb8/0x310
[ 1128.057880]  do_page_fault+0xf2/0x7e0
[ 1128.061683]  ? vmalloc_sync_all+0x30/0x30
[ 1128.065832]  ? error_entry+0x70/0xd0
[ 1128.069548]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1128.074566]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1128.079494]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1128.084421]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1128.089280]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1128.094297]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1128.099754]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1128.104769]  ? page_fault+0x8/0x30
[ 1128.108315]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1128.113517]  ? page_fault+0x8/0x30
[ 1128.117060]  page_fault+0x1e/0x30
[ 1128.120515] RIP: 0033:0x40f9c0
[ 1128.123717] Code: Bad RIP value.
[ 1128.127076] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1128.132446] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1128.139726] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1128.146995] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1128.154261] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1128.161529] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1128.168814] warn_alloc_show_mem: 1 callbacks suppressed
[ 1128.168827] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1128.168829] Mem-Info:
[ 1128.168858] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1128.168858]  active_file:15 inactive_file:19 isolated_file:0
[ 1128.168858]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1128.168858]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1128.168858]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1128.168858]  free:13737 free_pcp:253 free_cma:0
[ 1128.174205] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1128.181393] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1128.183788] Call Trace:
[ 1128.216751] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1128.226117]  <IRQ>
[ 1128.253681] lowmem_reserve[]: 0 2818 6321 6321
[ 1128.256263]  dump_stack+0x244/0x39d
[ 1128.282344] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1128.284496]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1128.289044] lowmem_reserve[]: 0 0 3503 3503
[ 1128.292679]  warn_alloc.cold.116+0xb7/0x1bd
[ 1128.320148] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1128.325331]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1128.329618] lowmem_reserve[]: 0 0 0 0
[ 1128.333941]  ? lock_downgrade+0x900/0x900
[ 1128.362888] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1128.367729]  ? trace_hardirqs_off+0xb8/0x310
[ 1128.371517] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1128.375661]  ? trace_hardirqs_off+0xb8/0x310
[ 1128.389156] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1128.393558]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1128.408361] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1128.412779]  ? warn_alloc+0x120/0x120
[ 1128.428441] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1128.433272]  ? warn_alloc+0x120/0x120
[ 1128.442096] 1801 total pagecache pages
[ 1128.445915]  ? warn_alloc+0x120/0x120
[ 1128.454479] 0 pages in swap cache
[ 1128.458264]  ? print_usage_bug+0xc0/0xc0
[ 1128.462136] Swap cache stats: add 0, delete 0, find 0/0
[ 1128.465924]  ? print_usage_bug+0xc0/0xc0
[ 1128.469353] Free swap  = 0kB
[ 1128.473411]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1128.478753] Total swap = 0kB
[ 1128.482807]  ? should_fail+0x22d/0xd01
[ 1128.485806] 1965979 pages RAM
[ 1128.491334]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1128.494323] 0 pages HighMem/MovableOnly
[ 1128.494332] 342854 pages reserved
[ 1128.498210]  ? __lock_acquire+0x62f/0x4c20
[ 1128.501294] 0 pages cma reserved
[ 1128.506389]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1128.510453] aoe: skb alloc failure
[ 1128.513848]  ? should_fail+0x22d/0xd01
[ 1128.513873]  ? mark_held_locks+0x130/0x130
[ 1128.513889]  ? mark_held_locks+0x130/0x130
[ 1128.518131] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1128.521463]  ? print_usage_bug+0xc0/0xc0
[ 1128.521482]  ? find_held_lock+0x36/0x1c0
[ 1128.526563] syz-fuzzer cpuset=/ mems_allowed=0
[ 1128.530106]  ? zap_class+0x640/0x640
[ 1128.569104]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1128.574650]  ? check_preemption_disabled+0x48/0x280
[ 1128.579675]  ? __lock_is_held+0xb5/0x140
[ 1128.583744]  __alloc_pages_nodemask+0xad8/0xea0
[ 1128.588416]  ? zap_class+0x640/0x640
[ 1128.592148]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1128.597177]  ? find_held_lock+0x36/0x1c0
[ 1128.601249]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1128.605923]  ? lock_downgrade+0x900/0x900
[ 1128.610085]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1128.615627]  cache_grow_begin+0xa5/0x8c0
[ 1128.619691]  ? do_raw_spin_unlock+0xa7/0x330
[ 1128.624114]  fallback_alloc+0x204/0x2e0
[ 1128.628102]  ____cache_alloc_node+0x1c7/0x1e0
[ 1128.632603]  kmem_cache_alloc_node+0xe3/0x730
[ 1128.637102]  ? mark_held_locks+0xc7/0x130
[ 1128.641265]  __alloc_skb+0x119/0x770
[ 1128.644992]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1128.649398]  ? do_raw_spin_trylock+0x270/0x270
[ 1128.653991]  ? kmem_cache_alloc_trace+0x353/0x750
[ 1128.658838]  ? queue_work_on+0x12c/0x1e0
[ 1128.662906]  ? switchdev_port_obj_del+0xdc/0x440
[ 1128.667663]  ? switchdev_trans_item_enqueue+0x260/0x260
[ 1128.673033]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1128.678060]  __br_mdb_notify+0x4ff/0x15d0
[ 1128.682218]  ? __br_mdb_add+0x7f0/0x7f0
[ 1128.686201]  ? zap_class+0x640/0x640
[ 1128.689927]  ? br_multicast_group_expired+0x96/0x610
[ 1128.695042]  br_mdb_notify+0x310/0x410
[ 1128.698929]  ? br_mdb_dump+0x27b0/0x27b0
[ 1128.703001]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1128.708550]  br_multicast_group_expired+0x1bc/0x610
[ 1128.713575]  ? br_mdb_free+0x80/0x80
[ 1128.717297]  call_timer_fn+0x272/0x920
[ 1128.721183]  ? br_mdb_free+0x80/0x80
[ 1128.724898]  ? process_timeout+0x40/0x40
[ 1128.729072]  ? __run_timers+0x7da/0xc70
[ 1128.733056]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1128.737549]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1128.742043]  ? br_mdb_free+0x80/0x80
[ 1128.745762]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1128.750345]  ? trace_hardirqs_on+0xbd/0x310
[ 1128.754665]  ? kasan_check_read+0x11/0x20
[ 1128.758811]  ? __run_timers+0x7da/0xc70
[ 1128.762790]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1128.767900]  ? br_multicast_del_pg+0x790/0x790
[ 1128.772487]  ? br_mdb_free+0x80/0x80
[ 1128.776199]  __run_timers+0x7e5/0xc70
[ 1128.780037]  ? timer_fixup_init+0x70/0x70
[ 1128.784187]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1128.789217]  ? zap_class+0x640/0x640
[ 1128.792947]  ? enqueue_hrtimer+0x1a5/0x560
[ 1128.797191]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1128.802386]  ? find_held_lock+0x36/0x1c0
[ 1128.806463]  ? zap_class+0x640/0x640
[ 1128.810183]  ? pvclock_read_flags+0x160/0x160
[ 1128.814698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1128.820237]  ? check_preemption_disabled+0x48/0x280
[ 1128.825264]  ? __lock_is_held+0xb5/0x140
[ 1128.829326]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1128.834861]  ? check_preemption_disabled+0x48/0x280
[ 1128.839885]  run_timer_softirq+0x52/0xb0
[ 1128.843999]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1128.849016]  __do_softirq+0x308/0xb7e
[ 1128.852821]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1128.857317]  ? lock_downgrade+0x900/0x900
[ 1128.861972]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1128.867080]  ? pvclock_read_flags+0x160/0x160
[ 1128.871594]  ? lapic_next_event+0x5a/0x90
[ 1128.875771]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1128.881346]  ? kvm_clock_read+0x18/0x30
[ 1128.885334]  ? kvm_sched_clock_read+0x9/0x20
[ 1128.889778]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1128.895322]  ? check_preemption_disabled+0x48/0x280
[ 1128.900349]  irq_exit+0x17f/0x1c0
[ 1128.903803]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1128.908645]  ? smp_reschedule_interrupt+0x109/0x650
[ 1128.913663]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1128.919546]  ? interrupt_entry+0xb5/0xc0
[ 1128.923610]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1128.928631]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1128.933652]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1128.938499]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1128.943517]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1128.948531]  ? task_prio+0x50/0x50
[ 1128.952072]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1128.957615]  ? check_preemption_disabled+0x48/0x280
[ 1128.962637]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1128.967492]  apic_timer_interrupt+0xf/0x20
[ 1128.971725]  </IRQ>
[ 1128.973969] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1128.978896] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1128.997808] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1129.005515] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1129.012799] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1129.020063] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1129.027329] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1129.034599] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1129.041911]  skb_clone+0x1bb/0x500
[ 1129.045458]  ? finish_task_switch+0x2f4/0x910
[ 1129.049962]  ? skb_split+0x11e0/0x11e0
[ 1129.053873]  ? preempt_notifier_register+0x200/0x200
[ 1129.058976]  ? __switch_to_asm+0x34/0x70
[ 1129.063034]  ? __switch_to_asm+0x34/0x70
[ 1129.067088]  ? __switch_to_asm+0x40/0x70
[ 1129.071141]  ? __switch_to_asm+0x34/0x70
[ 1129.075195]  ? __switch_to_asm+0x40/0x70
[ 1129.079253]  ? __switch_to_asm+0x34/0x70
[ 1129.083314]  ? __switch_to_asm+0x40/0x70
[ 1129.087367]  ? __switch_to_asm+0x34/0x70
[ 1129.091424]  ? __switch_to_asm+0x34/0x70
[ 1129.095490]  ? __switch_to_asm+0x40/0x70
[ 1129.099549]  ? __switch_to_asm+0x34/0x70
[ 1129.103613]  bpf_clone_redirect+0xb9/0x490
[ 1129.107852]  ? __schedule+0x8d7/0x21d0
[ 1129.111745]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1129.116764]  ? __sched_text_start+0x8/0x8
[ 1129.120911]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1129.125682]  ? find_held_lock+0x36/0x1c0
[ 1129.129749]  ? lock_acquire+0x1ed/0x520
[ 1129.133725]  ? bpf_test_run+0x3cb/0x780
[ 1129.137698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1129.143239]  ? check_preemption_disabled+0x48/0x280
[ 1129.148263]  ? kasan_check_read+0x11/0x20
[ 1129.152425]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1129.157755]  ? rcu_softirq_qs+0x20/0x20
[ 1129.161729]  ? preempt_schedule+0x4d/0x60
[ 1129.165878]  ? ___preempt_schedule+0x16/0x18
[ 1129.170298]  ? bpf_test_run+0x25d/0x780
[ 1129.174281]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1129.178694]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1129.184240]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1129.189008]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1129.193853]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1129.199390]  ? fput+0x130/0x1a0
[ 1129.202674]  ? __bpf_prog_get+0x9b/0x290
[ 1129.206739]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1129.211587]  ? bpf_prog_test_run+0x130/0x1a0
[ 1129.216032]  ? __x64_sys_bpf+0x3d8/0x520
[ 1129.220112]  ? bpf_prog_get+0x20/0x20
[ 1129.223937]  ? do_syscall_64+0x1b9/0x820
[ 1129.228002]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1129.233368]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1129.238294]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1129.243138]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1129.248155]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1129.253173]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1129.258199]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1129.263049]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1129.268442] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1129.268628] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1129.275482] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1129.285955] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1129.295288] Call Trace:
[ 1129.302946]  <IRQ>
[ 1129.305100]  dump_stack+0x244/0x39d
[ 1129.308738]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1129.313940]  warn_alloc.cold.116+0xb7/0x1bd
[ 1129.318268]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1129.323129]  ? lock_downgrade+0x900/0x900
[ 1129.327310]  ? trace_hardirqs_off+0xb8/0x310
[ 1129.331723]  ? trace_hardirqs_off+0xb8/0x310
[ 1129.336140]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1129.341024]  ? warn_alloc+0x120/0x120
[ 1129.344838]  ? warn_alloc+0x120/0x120
[ 1129.348644]  ? __lock_acquire+0x62f/0x4c20
[ 1129.352881]  ? warn_alloc+0x120/0x120
[ 1129.356688]  ? print_usage_bug+0xc0/0xc0
[ 1129.360750]  ? print_usage_bug+0xc0/0xc0
[ 1129.364811]  ? mark_held_locks+0x130/0x130
[ 1129.369051]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1129.374587]  ? should_fail+0x22d/0xd01
[ 1129.378474]  ? zap_class+0x640/0x640
[ 1129.382194]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1129.387304]  ? __lock_acquire+0x62f/0x4c20
[ 1129.391543]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1129.396649]  ? should_fail+0x22d/0xd01
[ 1129.400548]  ? mark_held_locks+0x130/0x130
[ 1129.404784]  ? mark_held_locks+0x130/0x130
[ 1129.409018]  ? lock_downgrade+0x900/0x900
[ 1129.413170]  ? zap_class+0x640/0x640
[ 1129.416885]  ? zap_class+0x640/0x640
[ 1129.420604]  ? zap_class+0x640/0x640
[ 1129.424316]  ? do_raw_spin_unlock+0xa7/0x330
[ 1129.428731]  ? trace_hardirqs_on+0x310/0x310
[ 1129.433139]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1129.438675]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1129.444213]  ? check_preemption_disabled+0x48/0x280
[ 1129.449242]  ? __lock_is_held+0xb5/0x140
[ 1129.453312]  __alloc_pages_nodemask+0xad8/0xea0
[ 1129.457983]  ? zap_class+0x640/0x640
[ 1129.461709]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1129.466734]  ? find_held_lock+0x36/0x1c0
[ 1129.470808]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1129.475482]  ? lock_downgrade+0x900/0x900
[ 1129.479635]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1129.485177]  cache_grow_begin+0xa5/0x8c0
[ 1129.489252]  ? do_raw_spin_unlock+0xa7/0x330
[ 1129.493670]  fallback_alloc+0x204/0x2e0
[ 1129.497650]  ____cache_alloc_node+0x1c7/0x1e0
[ 1129.502155]  kmem_cache_alloc_node+0xe3/0x730
[ 1129.506658]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1129.511253]  __alloc_skb+0x119/0x770
[ 1129.514970]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[ 1129.520338]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1129.524757]  ? vprintk_default+0x28/0x30
[ 1129.528822]  ? vprintk_func+0x85/0x181
[ 1129.532715]  ? printk+0xa7/0xcf
[ 1129.535997]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1129.540752]  ? do_raw_spin_trylock+0x270/0x270
[ 1129.545338]  new_skb+0x26/0x1c0
[ 1129.548619]  aoecmd_cfg+0x279/0x7f0
[ 1129.552246]  ? find_held_lock+0x36/0x1c0
[ 1129.556312]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[ 1129.560641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1129.566193]  ? __lock_is_held+0xb5/0x140
[ 1129.570265]  discover_timer+0x50/0x60
[ 1129.574068]  call_timer_fn+0x272/0x920
[ 1129.577957]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1129.582798]  ? process_timeout+0x40/0x40
[ 1129.586870]  ? mark_held_locks+0xc7/0x130
[ 1129.591021]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1129.595515]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1129.600008]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1129.604852]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1129.609497]  ? trace_hardirqs_on+0xbd/0x310
[ 1129.613821]  ? kasan_check_read+0x11/0x20
[ 1129.617965]  ? __run_timers+0x7da/0xc70
[ 1129.621943]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1129.627090]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1129.631946]  __run_timers+0x7e5/0xc70
[ 1129.635756]  ? timer_fixup_init+0x70/0x70
[ 1129.639921]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1129.644957]  ? zap_class+0x640/0x640
[ 1129.648680]  ? print_usage_bug+0xc0/0xc0
[ 1129.652743]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1129.657938]  ? find_held_lock+0x36/0x1c0
[ 1129.662005]  ? zap_class+0x640/0x640
[ 1129.665724]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1129.671278]  ? check_preemption_disabled+0x48/0x280
[ 1129.676313]  ? __lock_is_held+0xb5/0x140
[ 1129.680402]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1129.685947]  ? check_preemption_disabled+0x48/0x280
[ 1129.690969]  run_timer_softirq+0x52/0xb0
[ 1129.695032]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1129.700050]  __do_softirq+0x308/0xb7e
[ 1129.703854]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1129.708350]  ? lock_downgrade+0x900/0x900
[ 1129.712502]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1129.717614]  ? pvclock_read_flags+0x160/0x160
[ 1129.722144]  ? lapic_next_event+0x5a/0x90
[ 1129.726291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1129.731850]  ? kvm_clock_read+0x18/0x30
[ 1129.735836]  ? kvm_sched_clock_read+0x9/0x20
[ 1129.740262]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1129.745798]  ? check_preemption_disabled+0x48/0x280
[ 1129.750821]  irq_exit+0x17f/0x1c0
[ 1129.754275]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1129.759115]  ? smp_reschedule_interrupt+0x109/0x650
[ 1129.764130]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1129.770014]  ? interrupt_entry+0xb5/0xc0
[ 1129.774072]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1129.779086]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1129.784103]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1129.788958]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1129.793977]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1129.798994]  ? task_prio+0x50/0x50
[ 1129.802538]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1129.808075]  ? check_preemption_disabled+0x48/0x280
[ 1129.813101]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1129.817951]  apic_timer_interrupt+0xf/0x20
[ 1129.822176]  </IRQ>
[ 1129.824415] RIP: 0010:console_unlock+0x102f/0x1190
[ 1129.829356] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1129.848253] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1129.855959] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1129.863230] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1129.870500] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1129.877766] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1129.885031] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1129.892308]  ? netconsole_netdev_event+0x280/0x280
[ 1129.897242]  ? console_unlock+0x1026/0x1190
[ 1129.901583]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1129.906252]  ? vprintk_emit+0x846/0x990
[ 1129.910231]  ? lock_release+0xa00/0xa00
[ 1129.914208]  ? trace_hardirqs_on+0x30/0x310
[ 1129.918530]  ? vprintk_default+0x28/0x30
[ 1129.922596]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1129.927701]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1129.933243]  vprintk_emit+0x391/0x990
[ 1129.937060]  ? wake_up_klogd+0x180/0x180
[ 1129.941125]  ? find_held_lock+0x31/0x1c0
[ 1129.945196]  ? mark_held_locks+0xc7/0x130
[ 1129.949345]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1129.953841]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1129.958352]  vprintk_default+0x28/0x30
[ 1129.962263]  vprintk_func+0x7e/0x181
[ 1129.965975]  printk+0xa7/0xcf
[ 1129.969110]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1129.973877]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1129.978383]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1129.983671]  dump_header+0x7cc/0xf72
[ 1129.987394]  ? pagefault_out_of_memory+0x197/0x197
[ 1129.992326]  ? __lock_acquire+0x62f/0x4c20
[ 1129.996562]  ? percpu_ref_get_many+0x240/0x240
[ 1130.001151]  ? print_usage_bug+0xc0/0xc0
[ 1130.005216]  ? zap_class+0x640/0x640
[ 1130.008947]  ? print_usage_bug+0xc0/0xc0
[ 1130.013067]  ? zap_class+0x640/0x640
[ 1130.016780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1130.022338]  ? find_held_lock+0x36/0x1c0
[ 1130.026424]  ? mark_held_locks+0xc7/0x130
[ 1130.030588]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1130.035691]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1130.040799]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1130.045380]  ? trace_hardirqs_on+0xbd/0x310
[ 1130.049699]  ? kasan_check_read+0x11/0x20
[ 1130.053848]  ? ___ratelimit+0x3b4/0x672
[ 1130.057823]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1130.062932]  ? trace_hardirqs_on+0x310/0x310
[ 1130.067341]  ? lock_downgrade+0x900/0x900
[ 1130.071493]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1130.076598]  ? ___ratelimit+0x3b9/0x672
[ 1130.080587]  ? idr_get_free+0xf70/0xf70
[ 1130.084559]  ? find_held_lock+0x36/0x1c0
[ 1130.088631]  oom_kill_process.cold.27+0x10/0x903
[ 1130.093393]  ? zap_class+0x640/0x640
[ 1130.097106]  ? check_preemption_disabled+0x48/0x280
[ 1130.102127]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1130.107054]  ? kasan_check_read+0x11/0x20
[ 1130.111201]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1130.116481]  ? oom_evaluate_task+0x540/0x540
[ 1130.120895]  ? find_held_lock+0x36/0x1c0
[ 1130.124967]  ? out_of_memory+0x974/0x1430
[ 1130.129116]  ? lock_downgrade+0x900/0x900
[ 1130.133268]  ? check_preemption_disabled+0x48/0x280
[ 1130.138288]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1130.143227]  ? kasan_check_read+0x11/0x20
[ 1130.147385]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1130.152664]  ? rcu_softirq_qs+0x20/0x20
[ 1130.156640]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1130.162174]  ? oom_evaluate_task+0x302/0x540
[ 1130.166588]  out_of_memory+0xa84/0x1430
[ 1130.170569]  ? oom_killer_disable+0x3a0/0x3a0
[ 1130.175080]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1130.180034]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1130.185074]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1130.189941]  ? warn_alloc+0x120/0x120
[ 1130.193745]  ? mark_held_locks+0x130/0x130
[ 1130.197986]  ? find_get_entry+0xaae/0x1120
[ 1130.202245]  ? filemap_map_pages+0x1a20/0x1a20
[ 1130.206832]  ? zap_class+0x640/0x640
[ 1130.210565]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1130.216116]  ? check_preemption_disabled+0x48/0x280
[ 1130.221129]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1130.226663]  ? should_fail+0x22d/0xd01
[ 1130.230555]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1130.235660]  ? zap_class+0x640/0x640
[ 1130.239396]  ? __lock_is_held+0xb5/0x140
[ 1130.243474]  ? mark_held_locks+0x130/0x130
[ 1130.247714]  ? lock_release+0xa00/0xa00
[ 1130.251692]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1130.257169]  ? xa_load+0x2ba/0x460
[ 1130.260714]  ? lock_downgrade+0x900/0x900
[ 1130.264864]  ? __might_sleep+0x95/0x190
[ 1130.268855]  __alloc_pages_nodemask+0xad8/0xea0
[ 1130.273534]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1130.278552]  ? __page_cache_alloc+0x191/0x5c0
[ 1130.283047]  ? xa_load+0x2e1/0x460
[ 1130.286588]  ? xa_clear_mark+0x40/0x40
[ 1130.290492]  ? zap_class+0x640/0x640
[ 1130.294215]  ? zap_class+0x640/0x640
[ 1130.297927]  ? zap_class+0x640/0x640
[ 1130.301639]  ? __do_page_cache_readahead+0x663/0x810
[ 1130.306747]  ? find_held_lock+0x36/0x1c0
[ 1130.310811]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1130.316365]  alloc_pages_current+0x173/0x350
[ 1130.320779]  __page_cache_alloc+0x38c/0x5c0
[ 1130.325098]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1130.330034]  ? kasan_check_read+0x11/0x20
[ 1130.334179]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1130.339485]  ? generic_perform_write+0x6a0/0x6a0
[ 1130.344245]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1130.349779]  ? check_preemption_disabled+0x48/0x280
[ 1130.354806]  filemap_fault+0x1595/0x25f0
[ 1130.358880]  ? __lock_page_or_retry+0xa00/0xa00
[ 1130.363555]  ? mark_held_locks+0x130/0x130
[ 1130.367798]  ? filemap_map_pages+0xd6b/0x1a20
[ 1130.372294]  ? lock_downgrade+0x900/0x900
[ 1130.376473]  ? check_preemption_disabled+0x48/0x280
[ 1130.381522]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1130.386461]  ? kasan_check_read+0x11/0x20
[ 1130.390611]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1130.395886]  ? rcu_softirq_qs+0x20/0x20
[ 1130.399879]  ? filemap_map_pages+0xd92/0x1a20
[ 1130.404404]  ? find_get_entries_tag+0x1400/0x1400
[ 1130.409273]  ? debug_object_destroy+0x2b0/0x2b0
[ 1130.413947]  ? lock_pi_update_atomic+0x150/0x150
[ 1130.418700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1130.424280]  ? lock_acquire+0x1ed/0x520
[ 1130.428258]  ? ext4_filemap_fault+0x7a/0xad
[ 1130.432585]  ? lock_release+0xa00/0xa00
[ 1130.436555]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1130.442020]  ? print_usage_bug+0xc0/0xc0
[ 1130.446086]  ? print_usage_bug+0xc0/0xc0
[ 1130.450159]  ? down_read+0x8d/0x120
[ 1130.453783]  ? ext4_filemap_fault+0x7a/0xad
[ 1130.458123]  ? __down_interruptible+0x700/0x700
[ 1130.462814]  ext4_filemap_fault+0x82/0xad
[ 1130.466977]  __do_fault+0x100/0x6b0
[ 1130.470604]  ? find_held_lock+0x36/0x1c0
[ 1130.474667]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1130.479776]  ? mark_held_locks+0x130/0x130
[ 1130.484023]  ? mark_held_locks+0x130/0x130
[ 1130.488271]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1130.492767]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1130.497264]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1130.501850]  ? kasan_check_read+0x11/0x20
[ 1130.506001]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1130.511549]  __handle_mm_fault+0x3ea0/0x5be0
[ 1130.515983]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1130.520858]  ? finish_task_switch+0x1f4/0x910
[ 1130.525351]  ? finish_task_switch+0x1b4/0x910
[ 1130.529847]  ? __switch_to_asm+0x34/0x70
[ 1130.533912]  ? preempt_notifier_register+0x200/0x200
[ 1130.539014]  ? __switch_to_asm+0x34/0x70
[ 1130.543089]  ? __switch_to_asm+0x34/0x70
[ 1130.547179]  ? zap_class+0x640/0x640
[ 1130.550917]  ? zap_class+0x640/0x640
[ 1130.554646]  ? __x64_sys_futex+0x53e/0x6a0
[ 1130.558888]  ? find_held_lock+0x36/0x1c0
[ 1130.562960]  ? handle_mm_fault+0x42a/0xc70
[ 1130.567212]  ? lock_downgrade+0x900/0x900
[ 1130.571361]  ? check_preemption_disabled+0x48/0x280
[ 1130.576379]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1130.581319]  ? kasan_check_read+0x11/0x20
[ 1130.585499]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1130.590775]  ? rcu_softirq_qs+0x20/0x20
[ 1130.594748]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1130.599900]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1130.605480]  ? check_preemption_disabled+0x48/0x280
[ 1130.610509]  handle_mm_fault+0x54f/0xc70
[ 1130.614571]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1130.619159]  ? find_vma+0x34/0x190
[ 1130.622703]  __do_page_fault+0x5e8/0xe60
[ 1130.626761]  ? trace_hardirqs_off+0xb8/0x310
[ 1130.631202]  do_page_fault+0xf2/0x7e0
[ 1130.635001]  ? vmalloc_sync_all+0x30/0x30
[ 1130.639149]  ? error_entry+0x70/0xd0
[ 1130.642862]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1130.647878]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1130.652807]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1130.657736]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1130.662580]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1130.667608]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1130.673064]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1130.678083]  ? page_fault+0x8/0x30
[ 1130.681624]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1130.686477]  ? page_fault+0x8/0x30
[ 1130.690017]  page_fault+0x1e/0x30
[ 1130.693474] RIP: 0033:0x40f9c0
[ 1130.696682] Code: Bad RIP value.
[ 1130.700044] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1130.705404] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1130.712675] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1130.719973] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1130.727679] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1130.734975] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1130.742296] warn_alloc_show_mem: 1 callbacks suppressed
[ 1130.742307] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1130.742309] Mem-Info:
[ 1130.742341] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1130.742341]  active_file:15 inactive_file:19 isolated_file:0
[ 1130.742341]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1130.742341]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1130.742341]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1130.742341]  free:13737 free_pcp:253 free_cma:0
[ 1130.747676] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1130.754864] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1130.757263] Call Trace:
[ 1130.790211] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1130.799551]  <IRQ>
[ 1130.827112] lowmem_reserve[]: 0 2818 6321 6321
[ 1130.829701]  dump_stack+0x244/0x39d
[ 1130.855779] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1130.857926]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1130.862623] lowmem_reserve[]: 0 0 3503 3503
[ 1130.866264]  warn_alloc.cold.116+0xb7/0x1bd
[ 1130.893730] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1130.898927]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1130.903213] lowmem_reserve[]: 0 0 0 0
[ 1130.907539]  ? lock_downgrade+0x900/0x900
[ 1130.936483] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1130.941341]  ? trace_hardirqs_off+0xb8/0x310
[ 1130.945116] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1130.949256]  ? trace_hardirqs_off+0xb8/0x310
[ 1130.962754] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1130.967157]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1130.981956] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1130.986391]  ? warn_alloc+0x120/0x120
[ 1131.002042] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1131.006870]  ? warn_alloc+0x120/0x120
[ 1131.015680] 1801 total pagecache pages
[ 1131.019485]  ? warn_alloc+0x120/0x120
[ 1131.028058] 0 pages in swap cache
[ 1131.031869]  ? print_usage_bug+0xc0/0xc0
[ 1131.035742] Swap cache stats: add 0, delete 0, find 0/0
[ 1131.039534]  ? print_usage_bug+0xc0/0xc0
[ 1131.042955] Free swap  = 0kB
[ 1131.042963] Total swap = 0kB
[ 1131.047014]  ? mark_held_locks+0x130/0x130
[ 1131.052349] 1965979 pages RAM
[ 1131.056416]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1131.059411] 0 pages HighMem/MovableOnly
[ 1131.059420] 342854 pages reserved
[ 1131.062444]  ? should_fail+0x22d/0xd01
[ 1131.066671] 0 pages cma reserved
[ 1131.069769]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1131.075336] aoe: skb alloc failure
[ 1131.079247]  ? __lock_acquire+0x62f/0x4c20
[ 1131.082715] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1131.086569]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1131.089909] syz-fuzzer cpuset=/ mems_allowed=0
[ 1131.095003]  ? should_fail+0x22d/0xd01
[ 1131.126485]  ? mark_held_locks+0x130/0x130
[ 1131.130723]  ? mark_held_locks+0x130/0x130
[ 1131.134989]  ? print_usage_bug+0xc0/0xc0
[ 1131.139053]  ? find_held_lock+0x36/0x1c0
[ 1131.143129]  ? zap_class+0x640/0x640
[ 1131.146866]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1131.152420]  ? check_preemption_disabled+0x48/0x280
[ 1131.157465]  ? __lock_is_held+0xb5/0x140
[ 1131.161540]  __alloc_pages_nodemask+0xad8/0xea0
[ 1131.166209]  ? zap_class+0x640/0x640
[ 1131.169944]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1131.175023]  ? find_held_lock+0x36/0x1c0
[ 1131.179113]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1131.183788]  ? lock_downgrade+0x900/0x900
[ 1131.187966]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1131.193513]  cache_grow_begin+0xa5/0x8c0
[ 1131.197581]  ? do_raw_spin_unlock+0xa7/0x330
[ 1131.201997]  fallback_alloc+0x204/0x2e0
[ 1131.205994]  ____cache_alloc_node+0x1c7/0x1e0
[ 1131.210498]  kmem_cache_alloc_node+0xe3/0x730
[ 1131.215022]  ? mark_held_locks+0xc7/0x130
[ 1131.219184]  __alloc_skb+0x119/0x770
[ 1131.222906]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1131.227325]  ? do_raw_spin_trylock+0x270/0x270
[ 1131.231908]  ? kmem_cache_alloc_trace+0x353/0x750
[ 1131.236752]  ? queue_work_on+0x12c/0x1e0
[ 1131.240819]  ? switchdev_port_obj_del+0xdc/0x440
[ 1131.245597]  ? switchdev_trans_item_enqueue+0x260/0x260
[ 1131.250973]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1131.256017]  __br_mdb_notify+0x4ff/0x15d0
[ 1131.260190]  ? __br_mdb_add+0x7f0/0x7f0
[ 1131.264185]  ? zap_class+0x640/0x640
[ 1131.267914]  ? br_multicast_group_expired+0x96/0x610
[ 1131.273017]  ? lock_downgrade+0x900/0x900
[ 1131.277201]  br_mdb_notify+0x310/0x410
[ 1131.281084]  ? br_mdb_dump+0x27b0/0x27b0
[ 1131.285152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1131.290697]  br_multicast_group_expired+0x1bc/0x610
[ 1131.295720]  ? br_mdb_free+0x80/0x80
[ 1131.299464]  call_timer_fn+0x272/0x920
[ 1131.303355]  ? br_mdb_free+0x80/0x80
[ 1131.307067]  ? process_timeout+0x40/0x40
[ 1131.311148]  ? __run_timers+0x7da/0xc70
[ 1131.315121]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1131.319613]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1131.324108]  ? br_mdb_free+0x80/0x80
[ 1131.327822]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1131.332406]  ? trace_hardirqs_on+0xbd/0x310
[ 1131.336739]  ? kasan_check_read+0x11/0x20
[ 1131.340888]  ? __run_timers+0x7da/0xc70
[ 1131.344868]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1131.350003]  ? br_mdb_free+0x80/0x80
[ 1131.353721]  ? br_mdb_free+0x80/0x80
[ 1131.357440]  __run_timers+0x7e5/0xc70
[ 1131.361249]  ? timer_fixup_init+0x70/0x70
[ 1131.365398]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1131.370424]  ? zap_class+0x640/0x640
[ 1131.374170]  ? enqueue_hrtimer+0x1a5/0x560
[ 1131.378408]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1131.383614]  ? find_held_lock+0x36/0x1c0
[ 1131.387680]  ? zap_class+0x640/0x640
[ 1131.391401]  ? pvclock_read_flags+0x160/0x160
[ 1131.395908]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1131.401453]  ? check_preemption_disabled+0x48/0x280
[ 1131.406484]  ? __lock_is_held+0xb5/0x140
[ 1131.410549]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1131.416087]  ? check_preemption_disabled+0x48/0x280
[ 1131.421113]  run_timer_softirq+0x52/0xb0
[ 1131.425176]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1131.430222]  __do_softirq+0x308/0xb7e
[ 1131.434045]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1131.438543]  ? lock_downgrade+0x900/0x900
[ 1131.442701]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1131.447811]  ? pvclock_read_flags+0x160/0x160
[ 1131.452312]  ? lapic_next_event+0x5a/0x90
[ 1131.456467]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1131.462026]  ? kvm_clock_read+0x18/0x30
[ 1131.465998]  ? kvm_sched_clock_read+0x9/0x20
[ 1131.470410]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1131.475960]  ? check_preemption_disabled+0x48/0x280
[ 1131.480988]  irq_exit+0x17f/0x1c0
[ 1131.484448]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1131.489295]  ? smp_reschedule_interrupt+0x109/0x650
[ 1131.494310]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1131.500211]  ? interrupt_entry+0xb5/0xc0
[ 1131.504275]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1131.509293]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1131.514310]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1131.519158]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1131.524171]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1131.529185]  ? task_prio+0x50/0x50
[ 1131.532729]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1131.538268]  ? check_preemption_disabled+0x48/0x280
[ 1131.543295]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1131.548145]  apic_timer_interrupt+0xf/0x20
[ 1131.552371]  </IRQ>
[ 1131.554615] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1131.559543] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1131.578448] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1131.586154] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1131.593422] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1131.600702] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1131.607990] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1131.615258] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1131.622563]  skb_clone+0x1bb/0x500
[ 1131.626108]  ? finish_task_switch+0x2f4/0x910
[ 1131.630603]  ? skb_split+0x11e0/0x11e0
[ 1131.634495]  ? preempt_notifier_register+0x200/0x200
[ 1131.639595]  ? __switch_to_asm+0x34/0x70
[ 1131.643667]  ? __switch_to_asm+0x34/0x70
[ 1131.647728]  ? __switch_to_asm+0x40/0x70
[ 1131.651790]  ? __switch_to_asm+0x34/0x70
[ 1131.655851]  ? __switch_to_asm+0x40/0x70
[ 1131.659910]  ? __switch_to_asm+0x34/0x70
[ 1131.663984]  ? __switch_to_asm+0x40/0x70
[ 1131.668041]  ? __switch_to_asm+0x34/0x70
[ 1131.672101]  ? __switch_to_asm+0x34/0x70
[ 1131.676158]  ? __switch_to_asm+0x40/0x70
[ 1131.680219]  ? __switch_to_asm+0x34/0x70
[ 1131.684293]  bpf_clone_redirect+0xb9/0x490
[ 1131.688531]  ? __schedule+0x8d7/0x21d0
[ 1131.692424]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1131.697462]  ? __sched_text_start+0x8/0x8
[ 1131.701611]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1131.706379]  ? find_held_lock+0x36/0x1c0
[ 1131.710455]  ? lock_acquire+0x1ed/0x520
[ 1131.714438]  ? bpf_test_run+0x3cb/0x780
[ 1131.718417]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1131.724017]  ? check_preemption_disabled+0x48/0x280
[ 1131.729068]  ? kasan_check_read+0x11/0x20
[ 1131.733214]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1131.738491]  ? rcu_softirq_qs+0x20/0x20
[ 1131.742469]  ? preempt_schedule+0x4d/0x60
[ 1131.746616]  ? ___preempt_schedule+0x16/0x18
[ 1131.751030]  ? bpf_test_run+0x25d/0x780
[ 1131.755048]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1131.759467]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1131.765059]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1131.769827]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1131.774672]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1131.780210]  ? fput+0x130/0x1a0
[ 1131.783496]  ? __bpf_prog_get+0x9b/0x290
[ 1131.787564]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1131.792408]  ? bpf_prog_test_run+0x130/0x1a0
[ 1131.796828]  ? __x64_sys_bpf+0x3d8/0x520
[ 1131.800908]  ? bpf_prog_get+0x20/0x20
[ 1131.804743]  ? do_syscall_64+0x1b9/0x820
[ 1131.808831]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1131.814199]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1131.819132]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1131.823982]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1131.829001]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1131.834023]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1131.839049]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1131.843899]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1131.849279] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1131.849473] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1131.856302] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1131.866784] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1131.876138] Call Trace:
[ 1131.883792]  <IRQ>
[ 1131.885947]  dump_stack+0x244/0x39d
[ 1131.889584]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1131.894785]  warn_alloc.cold.116+0xb7/0x1bd
[ 1131.899112]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1131.903958]  ? lock_downgrade+0x900/0x900
[ 1131.908128]  ? trace_hardirqs_off+0xb8/0x310
[ 1131.912555]  ? trace_hardirqs_off+0xb8/0x310
[ 1131.916975]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1131.921886]  ? warn_alloc+0x120/0x120
[ 1131.925691]  ? warn_alloc+0x120/0x120
[ 1131.929496]  ? __lock_acquire+0x62f/0x4c20
[ 1131.933732]  ? warn_alloc+0x120/0x120
[ 1131.937536]  ? print_usage_bug+0xc0/0xc0
[ 1131.941599]  ? print_usage_bug+0xc0/0xc0
[ 1131.945677]  ? mark_held_locks+0x130/0x130
[ 1131.949974]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1131.955564]  ? should_fail+0x22d/0xd01
[ 1131.959460]  ? zap_class+0x640/0x640
[ 1131.963176]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1131.968333]  ? __lock_acquire+0x62f/0x4c20
[ 1131.972574]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1131.977679]  ? should_fail+0x22d/0xd01
[ 1131.981576]  ? mark_held_locks+0x130/0x130
[ 1131.985813]  ? mark_held_locks+0x130/0x130
[ 1131.990045]  ? lock_downgrade+0x900/0x900
[ 1131.994196]  ? zap_class+0x640/0x640
[ 1131.997913]  ? zap_class+0x640/0x640
[ 1132.001632]  ? zap_class+0x640/0x640
[ 1132.005343]  ? do_raw_spin_unlock+0xa7/0x330
[ 1132.009754]  ? trace_hardirqs_on+0x310/0x310
[ 1132.014178]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1132.019727]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1132.025269]  ? check_preemption_disabled+0x48/0x280
[ 1132.030302]  ? __lock_is_held+0xb5/0x140
[ 1132.034371]  __alloc_pages_nodemask+0xad8/0xea0
[ 1132.039037]  ? zap_class+0x640/0x640
[ 1132.042759]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1132.047785]  ? find_held_lock+0x36/0x1c0
[ 1132.051858]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1132.056529]  ? lock_downgrade+0x900/0x900
[ 1132.060683]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1132.066239]  cache_grow_begin+0xa5/0x8c0
[ 1132.070297]  ? do_raw_spin_unlock+0xa7/0x330
[ 1132.074712]  fallback_alloc+0x204/0x2e0
[ 1132.078691]  ____cache_alloc_node+0x1c7/0x1e0
[ 1132.083221]  kmem_cache_alloc_node+0xe3/0x730
[ 1132.087717]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1132.092311]  __alloc_skb+0x119/0x770
[ 1132.096023]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[ 1132.101394]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1132.105810]  ? vprintk_default+0x28/0x30
[ 1132.109885]  ? vprintk_func+0x85/0x181
[ 1132.113791]  ? printk+0xa7/0xcf
[ 1132.117072]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1132.121833]  ? do_raw_spin_trylock+0x270/0x270
[ 1132.126420]  new_skb+0x26/0x1c0
[ 1132.129744]  aoecmd_cfg+0x279/0x7f0
[ 1132.133370]  ? find_held_lock+0x36/0x1c0
[ 1132.137441]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[ 1132.141774]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1132.147337]  ? __lock_is_held+0xb5/0x140
[ 1132.151413]  discover_timer+0x50/0x60
[ 1132.155227]  call_timer_fn+0x272/0x920
[ 1132.159114]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1132.163972]  ? process_timeout+0x40/0x40
[ 1132.168043]  ? mark_held_locks+0xc7/0x130
[ 1132.172196]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1132.176689]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1132.181179]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1132.186039]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1132.190638]  ? trace_hardirqs_on+0xbd/0x310
[ 1132.194957]  ? kasan_check_read+0x11/0x20
[ 1132.199101]  ? __run_timers+0x7da/0xc70
[ 1132.203075]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1132.208189]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1132.213029]  __run_timers+0x7e5/0xc70
[ 1132.216842]  ? timer_fixup_init+0x70/0x70
[ 1132.221019]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1132.226029]  ? zap_class+0x640/0x640
[ 1132.229746]  ? print_usage_bug+0xc0/0xc0
[ 1132.233810]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1132.239001]  ? find_held_lock+0x36/0x1c0
[ 1132.243062]  ? zap_class+0x640/0x640
[ 1132.246780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1132.252319]  ? check_preemption_disabled+0x48/0x280
[ 1132.257361]  ? __lock_is_held+0xb5/0x140
[ 1132.261422]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1132.266983]  ? check_preemption_disabled+0x48/0x280
[ 1132.272013]  run_timer_softirq+0x52/0xb0
[ 1132.276073]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1132.281086]  __do_softirq+0x308/0xb7e
[ 1132.284888]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1132.289448]  ? lock_downgrade+0x900/0x900
[ 1132.293607]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1132.298719]  ? pvclock_read_flags+0x160/0x160
[ 1132.303216]  ? lapic_next_event+0x5a/0x90
[ 1132.307370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1132.312915]  ? kvm_clock_read+0x18/0x30
[ 1132.316890]  ? kvm_sched_clock_read+0x9/0x20
[ 1132.321299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1132.326837]  ? check_preemption_disabled+0x48/0x280
[ 1132.331864]  irq_exit+0x17f/0x1c0
[ 1132.335337]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1132.340177]  ? smp_reschedule_interrupt+0x109/0x650
[ 1132.345193]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1132.351073]  ? interrupt_entry+0xb5/0xc0
[ 1132.355152]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1132.360171]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1132.365186]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1132.370030]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1132.375045]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1132.380061]  ? task_prio+0x50/0x50
[ 1132.383602]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1132.389140]  ? check_preemption_disabled+0x48/0x280
[ 1132.394161]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1132.399015]  apic_timer_interrupt+0xf/0x20
[ 1132.403245]  </IRQ>
[ 1132.405487] RIP: 0010:console_unlock+0x102f/0x1190
[ 1132.410439] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1132.429359] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1132.437069] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1132.444337] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1132.451670] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1132.458936] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1132.466207] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1132.473489]  ? netconsole_netdev_event+0x280/0x280
[ 1132.478435]  ? console_unlock+0x1026/0x1190
[ 1132.482779]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1132.487484]  ? vprintk_emit+0x846/0x990
[ 1132.491526]  ? lock_release+0xa00/0xa00
[ 1132.495504]  ? trace_hardirqs_on+0x30/0x310
[ 1132.499829]  ? vprintk_default+0x28/0x30
[ 1132.503902]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1132.509011]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1132.514559]  vprintk_emit+0x391/0x990
[ 1132.518366]  ? wake_up_klogd+0x180/0x180
[ 1132.522473]  ? find_held_lock+0x31/0x1c0
[ 1132.526549]  ? mark_held_locks+0xc7/0x130
[ 1132.530702]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1132.535199]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1132.539700]  vprintk_default+0x28/0x30
[ 1132.543592]  vprintk_func+0x7e/0x181
[ 1132.547312]  printk+0xa7/0xcf
[ 1132.550422]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1132.555203]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1132.559711]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1132.564998]  dump_header+0x7cc/0xf72
[ 1132.568727]  ? pagefault_out_of_memory+0x197/0x197
[ 1132.573664]  ? __lock_acquire+0x62f/0x4c20
[ 1132.577915]  ? percpu_ref_get_many+0x240/0x240
[ 1132.582503]  ? print_usage_bug+0xc0/0xc0
[ 1132.586572]  ? zap_class+0x640/0x640
[ 1132.590290]  ? print_usage_bug+0xc0/0xc0
[ 1132.594357]  ? zap_class+0x640/0x640
[ 1132.598073]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1132.603615]  ? find_held_lock+0x36/0x1c0
[ 1132.607690]  ? mark_held_locks+0xc7/0x130
[ 1132.611843]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1132.616947]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1132.622075]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1132.626673]  ? trace_hardirqs_on+0xbd/0x310
[ 1132.630999]  ? kasan_check_read+0x11/0x20
[ 1132.635157]  ? ___ratelimit+0x3b4/0x672
[ 1132.639133]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1132.644326]  ? trace_hardirqs_on+0x310/0x310
[ 1132.648735]  ? lock_downgrade+0x900/0x900
[ 1132.652884]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1132.657986]  ? ___ratelimit+0x3b9/0x672
[ 1132.661983]  ? idr_get_free+0xf70/0xf70
[ 1132.665959]  ? find_held_lock+0x36/0x1c0
[ 1132.670031]  oom_kill_process.cold.27+0x10/0x903
[ 1132.674796]  ? zap_class+0x640/0x640
[ 1132.678511]  ? check_preemption_disabled+0x48/0x280
[ 1132.683532]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1132.688468]  ? kasan_check_read+0x11/0x20
[ 1132.692619]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1132.697895]  ? oom_evaluate_task+0x540/0x540
[ 1132.702323]  ? find_held_lock+0x36/0x1c0
[ 1132.706391]  ? out_of_memory+0x974/0x1430
[ 1132.710547]  ? lock_downgrade+0x900/0x900
[ 1132.714699]  ? check_preemption_disabled+0x48/0x280
[ 1132.719720]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1132.724651]  ? kasan_check_read+0x11/0x20
[ 1132.729238]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1132.734517]  ? rcu_softirq_qs+0x20/0x20
[ 1132.738506]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1132.744041]  ? oom_evaluate_task+0x302/0x540
[ 1132.748459]  out_of_memory+0xa84/0x1430
[ 1132.752479]  ? oom_killer_disable+0x3a0/0x3a0
[ 1132.756977]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1132.761915]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1132.766988]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1132.771875]  ? warn_alloc+0x120/0x120
[ 1132.775672]  ? mark_held_locks+0x130/0x130
[ 1132.779911]  ? find_get_entry+0xaae/0x1120
[ 1132.784153]  ? filemap_map_pages+0x1a20/0x1a20
[ 1132.788739]  ? zap_class+0x640/0x640
[ 1132.792471]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1132.798006]  ? check_preemption_disabled+0x48/0x280
[ 1132.803018]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1132.808555]  ? should_fail+0x22d/0xd01
[ 1132.812458]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1132.817565]  ? zap_class+0x640/0x640
[ 1132.821305]  ? __lock_is_held+0xb5/0x140
[ 1132.825374]  ? mark_held_locks+0x130/0x130
[ 1132.829615]  ? lock_release+0xa00/0xa00
[ 1132.833596]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1132.839045]  ? xa_load+0x2ba/0x460
[ 1132.842586]  ? lock_downgrade+0x900/0x900
[ 1132.846740]  ? __might_sleep+0x95/0x190
[ 1132.850724]  __alloc_pages_nodemask+0xad8/0xea0
[ 1132.855408]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1132.860562]  ? __page_cache_alloc+0x191/0x5c0
[ 1132.865058]  ? xa_load+0x2e1/0x460
[ 1132.868600]  ? xa_clear_mark+0x40/0x40
[ 1132.872491]  ? zap_class+0x640/0x640
[ 1132.876212]  ? zap_class+0x640/0x640
[ 1132.879927]  ? zap_class+0x640/0x640
[ 1132.883646]  ? __do_page_cache_readahead+0x663/0x810
[ 1132.888759]  ? find_held_lock+0x36/0x1c0
[ 1132.892836]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1132.898385]  alloc_pages_current+0x173/0x350
[ 1132.902807]  __page_cache_alloc+0x38c/0x5c0
[ 1132.907126]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1132.912059]  ? kasan_check_read+0x11/0x20
[ 1132.916207]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1132.921498]  ? generic_perform_write+0x6a0/0x6a0
[ 1132.926258]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1132.931807]  ? check_preemption_disabled+0x48/0x280
[ 1132.936833]  filemap_fault+0x1595/0x25f0
[ 1132.940906]  ? __lock_page_or_retry+0xa00/0xa00
[ 1132.945579]  ? mark_held_locks+0x130/0x130
[ 1132.949822]  ? filemap_map_pages+0xd6b/0x1a20
[ 1132.954316]  ? lock_downgrade+0x900/0x900
[ 1132.958474]  ? check_preemption_disabled+0x48/0x280
[ 1132.963495]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1132.968436]  ? kasan_check_read+0x11/0x20
[ 1132.972588]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1132.977865]  ? rcu_softirq_qs+0x20/0x20
[ 1132.981856]  ? filemap_map_pages+0xd92/0x1a20
[ 1132.986367]  ? find_get_entries_tag+0x1400/0x1400
[ 1132.991213]  ? debug_object_destroy+0x2b0/0x2b0
[ 1132.995885]  ? lock_pi_update_atomic+0x150/0x150
[ 1133.000638]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1133.006192]  ? lock_acquire+0x1ed/0x520
[ 1133.010164]  ? ext4_filemap_fault+0x7a/0xad
[ 1133.014493]  ? lock_release+0xa00/0xa00
[ 1133.018470]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1133.023925]  ? print_usage_bug+0xc0/0xc0
[ 1133.027990]  ? print_usage_bug+0xc0/0xc0
[ 1133.032065]  ? down_read+0x8d/0x120
[ 1133.035691]  ? ext4_filemap_fault+0x7a/0xad
[ 1133.040032]  ? __down_interruptible+0x700/0x700
[ 1133.044710]  ext4_filemap_fault+0x82/0xad
[ 1133.048860]  __do_fault+0x100/0x6b0
[ 1133.052495]  ? find_held_lock+0x36/0x1c0
[ 1133.056561]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1133.061667]  ? mark_held_locks+0x130/0x130
[ 1133.065905]  ? mark_held_locks+0x130/0x130
[ 1133.070136]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1133.074628]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1133.079122]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1133.083727]  ? kasan_check_read+0x11/0x20
[ 1133.087888]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1133.093435]  __handle_mm_fault+0x3ea0/0x5be0
[ 1133.097861]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1133.102707]  ? finish_task_switch+0x1f4/0x910
[ 1133.107198]  ? finish_task_switch+0x1b4/0x910
[ 1133.111688]  ? __switch_to_asm+0x34/0x70
[ 1133.115756]  ? preempt_notifier_register+0x200/0x200
[ 1133.120855]  ? __switch_to_asm+0x34/0x70
[ 1133.124918]  ? __switch_to_asm+0x34/0x70
[ 1133.128991]  ? zap_class+0x640/0x640
[ 1133.132704]  ? zap_class+0x640/0x640
[ 1133.136416]  ? __x64_sys_futex+0x53e/0x6a0
[ 1133.140686]  ? find_held_lock+0x36/0x1c0
[ 1133.144759]  ? handle_mm_fault+0x42a/0xc70
[ 1133.149011]  ? lock_downgrade+0x900/0x900
[ 1133.153156]  ? check_preemption_disabled+0x48/0x280
[ 1133.158175]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1133.163100]  ? kasan_check_read+0x11/0x20
[ 1133.167245]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1133.172519]  ? rcu_softirq_qs+0x20/0x20
[ 1133.176494]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1133.181603]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1133.187145]  ? check_preemption_disabled+0x48/0x280
[ 1133.192170]  handle_mm_fault+0x54f/0xc70
[ 1133.196239]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1133.200826]  ? find_vma+0x34/0x190
[ 1133.204383]  __do_page_fault+0x5e8/0xe60
[ 1133.208479]  ? trace_hardirqs_off+0xb8/0x310
[ 1133.212931]  do_page_fault+0xf2/0x7e0
[ 1133.216779]  ? vmalloc_sync_all+0x30/0x30
[ 1133.220931]  ? error_entry+0x70/0xd0
[ 1133.224645]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1133.229663]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1133.234596]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1133.239526]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1133.244371]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1133.249384]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1133.254841]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1133.259884]  ? page_fault+0x8/0x30
[ 1133.263454]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1133.268299]  ? page_fault+0x8/0x30
[ 1133.271841]  page_fault+0x1e/0x30
[ 1133.275292] RIP: 0033:0x40f9c0
[ 1133.278495] Code: Bad RIP value.
[ 1133.281857] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1133.287230] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1133.294497] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1133.301762] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1133.309030] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1133.316296] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1133.323581] warn_alloc_show_mem: 1 callbacks suppressed
[ 1133.323593] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1133.323595] Mem-Info:
[ 1133.323625] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1133.323625]  active_file:15 inactive_file:19 isolated_file:0
[ 1133.323625]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1133.323625]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1133.323625]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1133.323625]  free:13737 free_pcp:253 free_cma:0
[ 1133.328969] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1133.336158] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1133.338554] Call Trace:
[ 1133.371503] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1133.380845]  <IRQ>
[ 1133.408411] lowmem_reserve[]: 0 2818 6321 6321
[ 1133.411015]  dump_stack+0x244/0x39d
[ 1133.437095] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1133.439243]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1133.443790] lowmem_reserve[]: 0 0 3503 3503
[ 1133.447435]  warn_alloc.cold.116+0xb7/0x1bd
[ 1133.474915] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1133.480098]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1133.484385] lowmem_reserve[]: 0 0 0 0
[ 1133.488710]  ? lock_downgrade+0x900/0x900
[ 1133.517659] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1133.522502]  ? trace_hardirqs_off+0xb8/0x310
[ 1133.526275] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1133.530419]  ? trace_hardirqs_off+0xb8/0x310
[ 1133.543920] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1133.548325]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1133.563129] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1133.567544]  ? warn_alloc+0x120/0x120
[ 1133.583196] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1133.588023]  ? warn_alloc+0x120/0x120
[ 1133.596833] 1801 total pagecache pages
[ 1133.600630]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1133.609199] 0 pages in swap cache
[ 1133.613000]  ? warn_alloc+0x120/0x120
[ 1133.616870] Swap cache stats: add 0, delete 0, find 0/0
[ 1133.621874]  ? print_usage_bug+0xc0/0xc0
[ 1133.625348] Free swap  = 0kB
[ 1133.629137]  ? print_usage_bug+0xc0/0xc0
[ 1133.634474] Total swap = 0kB
[ 1133.634482] 1965979 pages RAM
[ 1133.638536]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1133.641529] 0 pages HighMem/MovableOnly
[ 1133.645590]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1133.648599] 342854 pages reserved
[ 1133.648608] 0 pages cma reserved
[ 1133.651712]  ? should_fail+0x22d/0xd01
[ 1133.656930] aoe: skb alloc failure
[ 1133.660843]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1133.666418] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1133.669808]  ? __lock_acquire+0x62f/0x4c20
[ 1133.673152] syz-fuzzer cpuset=/ mems_allowed=0
[ 1133.677038]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1133.709728]  ? should_fail+0x22d/0xd01
[ 1133.713625]  ? mark_held_locks+0x130/0x130
[ 1133.717876]  ? mark_held_locks+0x130/0x130
[ 1133.722119]  ? print_usage_bug+0xc0/0xc0
[ 1133.726197]  ? find_held_lock+0x36/0x1c0
[ 1133.730303]  ? zap_class+0x640/0x640
[ 1133.734040]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1133.739578]  ? check_preemption_disabled+0x48/0x280
[ 1133.744604]  ? __lock_is_held+0xb5/0x140
[ 1133.748671]  __alloc_pages_nodemask+0xad8/0xea0
[ 1133.753337]  ? zap_class+0x640/0x640
[ 1133.757052]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1133.762077]  ? find_held_lock+0x36/0x1c0
[ 1133.766147]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1133.770819]  ? lock_downgrade+0x900/0x900
[ 1133.774976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1133.780520]  cache_grow_begin+0xa5/0x8c0
[ 1133.784583]  ? do_raw_spin_unlock+0xa7/0x330
[ 1133.789004]  fallback_alloc+0x204/0x2e0
[ 1133.792999]  ____cache_alloc_node+0x1c7/0x1e0
[ 1133.797499]  kmem_cache_alloc_node+0xe3/0x730
[ 1133.801999]  ? mark_held_locks+0xc7/0x130
[ 1133.806157]  __alloc_skb+0x119/0x770
[ 1133.809879]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1133.814286]  ? do_raw_spin_trylock+0x270/0x270
[ 1133.818867]  ? kmem_cache_alloc_trace+0x353/0x750
[ 1133.823712]  ? queue_work_on+0x12c/0x1e0
[ 1133.827780]  ? switchdev_port_obj_del+0xdc/0x440
[ 1133.832537]  ? switchdev_trans_item_enqueue+0x260/0x260
[ 1133.837922]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1133.842948]  __br_mdb_notify+0x4ff/0x15d0
[ 1133.847114]  ? __br_mdb_add+0x7f0/0x7f0
[ 1133.851100]  ? zap_class+0x640/0x640
[ 1133.854823]  ? br_multicast_group_expired+0x96/0x610
[ 1133.859927]  ? lock_downgrade+0x900/0x900
[ 1133.864083]  br_mdb_notify+0x310/0x410
[ 1133.867977]  ? br_mdb_dump+0x27b0/0x27b0
[ 1133.872068]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1133.877615]  br_multicast_group_expired+0x1bc/0x610
[ 1133.882634]  ? br_mdb_free+0x80/0x80
[ 1133.886357]  call_timer_fn+0x272/0x920
[ 1133.890242]  ? br_mdb_free+0x80/0x80
[ 1133.893979]  ? process_timeout+0x40/0x40
[ 1133.898052]  ? __run_timers+0x7da/0xc70
[ 1133.902028]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1133.906533]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1133.911028]  ? br_mdb_free+0x80/0x80
[ 1133.914760]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1133.919343]  ? trace_hardirqs_on+0xbd/0x310
[ 1133.923670]  ? kasan_check_read+0x11/0x20
[ 1133.927814]  ? __run_timers+0x7da/0xc70
[ 1133.931805]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1133.936924]  ? br_mdb_free+0x80/0x80
[ 1133.940660]  ? br_mdb_free+0x80/0x80
[ 1133.944374]  __run_timers+0x7e5/0xc70
[ 1133.948182]  ? timer_fixup_init+0x70/0x70
[ 1133.952352]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1133.957369]  ? zap_class+0x640/0x640
[ 1133.961117]  ? enqueue_hrtimer+0x1a5/0x560
[ 1133.965368]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1133.970563]  ? find_held_lock+0x36/0x1c0
[ 1133.974633]  ? zap_class+0x640/0x640
[ 1133.978373]  ? pvclock_read_flags+0x160/0x160
[ 1133.982873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1133.988416]  ? check_preemption_disabled+0x48/0x280
[ 1133.993486]  ? __lock_is_held+0xb5/0x140
[ 1133.997549]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1134.003088]  ? check_preemption_disabled+0x48/0x280
[ 1134.008109]  run_timer_softirq+0x52/0xb0
[ 1134.012189]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1134.017239]  __do_softirq+0x308/0xb7e
[ 1134.021055]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1134.025548]  ? lock_downgrade+0x900/0x900
[ 1134.029730]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1134.034839]  ? pvclock_read_flags+0x160/0x160
[ 1134.039343]  ? lapic_next_event+0x5a/0x90
[ 1134.043497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1134.049061]  ? kvm_clock_read+0x18/0x30
[ 1134.053036]  ? kvm_sched_clock_read+0x9/0x20
[ 1134.057457]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1134.062995]  ? check_preemption_disabled+0x48/0x280
[ 1134.068018]  irq_exit+0x17f/0x1c0
[ 1134.071497]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1134.076340]  ? smp_reschedule_interrupt+0x109/0x650
[ 1134.081369]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1134.087280]  ? interrupt_entry+0xb5/0xc0
[ 1134.091346]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1134.096364]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1134.101398]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1134.106245]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1134.111260]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1134.116275]  ? task_prio+0x50/0x50
[ 1134.119815]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1134.125353]  ? check_preemption_disabled+0x48/0x280
[ 1134.130375]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1134.135224]  apic_timer_interrupt+0xf/0x20
[ 1134.139459]  </IRQ>
[ 1134.141700] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1134.146628] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1134.165545] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1134.173263] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1134.180577] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1134.187846] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1134.195111] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1134.202396] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1134.209722]  skb_clone+0x1bb/0x500
[ 1134.213268]  ? finish_task_switch+0x2f4/0x910
[ 1134.217764]  ? skb_split+0x11e0/0x11e0
[ 1134.221652]  ? preempt_notifier_register+0x200/0x200
[ 1134.226753]  ? __switch_to_asm+0x34/0x70
[ 1134.230815]  ? __switch_to_asm+0x34/0x70
[ 1134.234902]  ? __switch_to_asm+0x40/0x70
[ 1134.238966]  ? __switch_to_asm+0x34/0x70
[ 1134.243058]  ? __switch_to_asm+0x40/0x70
[ 1134.247128]  ? __switch_to_asm+0x34/0x70
[ 1134.251198]  ? __switch_to_asm+0x40/0x70
[ 1134.255299]  ? __switch_to_asm+0x34/0x70
[ 1134.259354]  ? __switch_to_asm+0x34/0x70
[ 1134.263442]  ? __switch_to_asm+0x40/0x70
[ 1134.267504]  ? __switch_to_asm+0x34/0x70
[ 1134.271574]  bpf_clone_redirect+0xb9/0x490
[ 1134.275812]  ? __schedule+0x8d7/0x21d0
[ 1134.279709]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1134.284726]  ? __sched_text_start+0x8/0x8
[ 1134.288920]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1134.293692]  ? find_held_lock+0x36/0x1c0
[ 1134.297760]  ? lock_acquire+0x1ed/0x520
[ 1134.301736]  ? bpf_test_run+0x3cb/0x780
[ 1134.305710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1134.311263]  ? check_preemption_disabled+0x48/0x280
[ 1134.316287]  ? kasan_check_read+0x11/0x20
[ 1134.320459]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1134.325765]  ? rcu_softirq_qs+0x20/0x20
[ 1134.329744]  ? preempt_schedule+0x4d/0x60
[ 1134.333896]  ? ___preempt_schedule+0x16/0x18
[ 1134.338314]  ? bpf_test_run+0x25d/0x780
[ 1134.342302]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1134.346720]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1134.352267]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1134.357032]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1134.361872]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1134.367410]  ? fput+0x130/0x1a0
[ 1134.370706]  ? __bpf_prog_get+0x9b/0x290
[ 1134.374775]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1134.379616]  ? bpf_prog_test_run+0x130/0x1a0
[ 1134.384030]  ? __x64_sys_bpf+0x3d8/0x520
[ 1134.388089]  ? bpf_prog_get+0x20/0x20
[ 1134.391911]  ? do_syscall_64+0x1b9/0x820
[ 1134.395976]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1134.401344]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1134.406273]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1134.411117]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1134.416139]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1134.421158]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1134.426186]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1134.431036]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1134.436422] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1134.436590] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1134.443460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1134.453929] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1134.463267] Call Trace:
[ 1134.470919]  <IRQ>
[ 1134.473074]  dump_stack+0x244/0x39d
[ 1134.476711]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1134.481911]  warn_alloc.cold.116+0xb7/0x1bd
[ 1134.486233]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1134.491080]  ? lock_downgrade+0x900/0x900
[ 1134.495238]  ? trace_hardirqs_off+0xb8/0x310
[ 1134.499655]  ? trace_hardirqs_off+0xb8/0x310
[ 1134.504074]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1134.508949]  ? warn_alloc+0x120/0x120
[ 1134.512754]  ? warn_alloc+0x120/0x120
[ 1134.516558]  ? warn_alloc+0x120/0x120
[ 1134.520360]  ? print_usage_bug+0xc0/0xc0
[ 1134.524433]  ? print_usage_bug+0xc0/0xc0
[ 1134.528501]  ? ktime_get+0x2c1/0x400
[ 1134.532221]  ? check_preemption_disabled+0x48/0x280
[ 1134.537233]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1134.541728]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1134.547264]  ? should_fail+0x22d/0xd01
[ 1134.551155]  ? kasan_check_read+0x11/0x20
[ 1134.555307]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1134.560413]  ? __lock_acquire+0x62f/0x4c20
[ 1134.564665]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1134.576886]  ? should_fail+0x22d/0xd01
[ 1134.580774]  ? print_usage_bug+0xc0/0xc0
[ 1134.584844]  ? mark_held_locks+0x130/0x130
[ 1134.589082]  ? mark_held_locks+0x130/0x130
[ 1134.593320]  ? check_preemption_disabled+0x48/0x280
[ 1134.598347]  ? zap_class+0x640/0x640
[ 1134.602064]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1134.606827]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1134.612364]  ? check_preemption_disabled+0x48/0x280
[ 1134.617388]  ? __lock_is_held+0xb5/0x140
[ 1134.621472]  __alloc_pages_nodemask+0xad8/0xea0
[ 1134.626143]  ? zap_class+0x640/0x640
[ 1134.629865]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1134.634894]  ? find_held_lock+0x36/0x1c0
[ 1134.638963]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1134.643634]  ? lock_downgrade+0x900/0x900
[ 1134.647792]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1134.653339]  cache_grow_begin+0xa5/0x8c0
[ 1134.657399]  ? do_raw_spin_unlock+0xa7/0x330
[ 1134.661823]  fallback_alloc+0x204/0x2e0
[ 1134.665802]  ____cache_alloc_node+0x1c7/0x1e0
[ 1134.670305]  kmem_cache_alloc_node+0xe3/0x730
[ 1134.674803]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1134.679404]  __alloc_skb+0x119/0x770
[ 1134.683140]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[ 1134.688523]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1134.692941]  ? vprintk_default+0x28/0x30
[ 1134.697002]  ? vprintk_func+0x85/0x181
[ 1134.700887]  ? printk+0xa7/0xcf
[ 1134.704167]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1134.708934]  ? do_raw_spin_trylock+0x270/0x270
[ 1134.713521]  new_skb+0x26/0x1c0
[ 1134.716801]  aoecmd_cfg+0x279/0x7f0
[ 1134.720459]  ? find_held_lock+0x36/0x1c0
[ 1134.724528]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[ 1134.729343]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1134.734916]  ? __lock_is_held+0xb5/0x140
[ 1134.739011]  discover_timer+0x50/0x60
[ 1134.742840]  call_timer_fn+0x272/0x920
[ 1134.746725]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1134.751579]  ? process_timeout+0x40/0x40
[ 1134.755653]  ? mark_held_locks+0xc7/0x130
[ 1134.759804]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1134.764297]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1134.768803]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1134.773661]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1134.778272]  ? trace_hardirqs_on+0xbd/0x310
[ 1134.782597]  ? kasan_check_read+0x11/0x20
[ 1134.786758]  ? __run_timers+0x7da/0xc70
[ 1134.790743]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1134.795857]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1134.800698]  __run_timers+0x7e5/0xc70
[ 1134.804507]  ? timer_fixup_init+0x70/0x70
[ 1134.808937]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1134.813972]  ? zap_class+0x640/0x640
[ 1134.817688]  ? print_usage_bug+0xc0/0xc0
[ 1134.821753]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1134.826951]  ? find_held_lock+0x36/0x1c0
[ 1134.831049]  ? zap_class+0x640/0x640
[ 1134.834772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1134.840311]  ? check_preemption_disabled+0x48/0x280
[ 1134.845335]  ? __lock_is_held+0xb5/0x140
[ 1134.849397]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1134.854942]  ? check_preemption_disabled+0x48/0x280
[ 1134.860153]  run_timer_softirq+0x52/0xb0
[ 1134.864217]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1134.869236]  __do_softirq+0x308/0xb7e
[ 1134.873038]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1134.877532]  ? lock_downgrade+0x900/0x900
[ 1134.881685]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1134.886797]  ? pvclock_read_flags+0x160/0x160
[ 1134.891292]  ? lapic_next_event+0x5a/0x90
[ 1134.895476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1134.901024]  ? kvm_clock_read+0x18/0x30
[ 1134.905002]  ? kvm_sched_clock_read+0x9/0x20
[ 1134.909415]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1134.914977]  ? check_preemption_disabled+0x48/0x280
[ 1134.920002]  irq_exit+0x17f/0x1c0
[ 1134.923499]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1134.928339]  ? smp_reschedule_interrupt+0x109/0x650
[ 1134.933354]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1134.939237]  ? interrupt_entry+0xb5/0xc0
[ 1134.943299]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1134.948327]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1134.953347]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1134.958194]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1134.963209]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1134.968240]  ? task_prio+0x50/0x50
[ 1134.971782]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1134.977344]  ? check_preemption_disabled+0x48/0x280
[ 1134.982367]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1134.987231]  apic_timer_interrupt+0xf/0x20
[ 1134.991466]  </IRQ>
[ 1134.993706] RIP: 0010:console_unlock+0x102f/0x1190
[ 1134.998638] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1135.017538] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1135.025244] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1135.032514] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1135.039778] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1135.047046] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1135.054327] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1135.061620]  ? netconsole_netdev_event+0x280/0x280
[ 1135.066556]  ? console_unlock+0x1026/0x1190
[ 1135.070899]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1135.075567]  ? vprintk_emit+0x846/0x990
[ 1135.079551]  ? lock_release+0xa00/0xa00
[ 1135.083529]  ? trace_hardirqs_on+0x30/0x310
[ 1135.087851]  ? vprintk_default+0x28/0x30
[ 1135.091926]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1135.097044]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1135.102590]  vprintk_emit+0x391/0x990
[ 1135.106394]  ? wake_up_klogd+0x180/0x180
[ 1135.110478]  ? find_held_lock+0x31/0x1c0
[ 1135.114548]  ? mark_held_locks+0xc7/0x130
[ 1135.118700]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1135.123194]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1135.127693]  vprintk_default+0x28/0x30
[ 1135.131585]  vprintk_func+0x7e/0x181
[ 1135.135298]  printk+0xa7/0xcf
[ 1135.138406]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1135.143175]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1135.147680]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1135.152963]  dump_header+0x7cc/0xf72
[ 1135.156689]  ? pagefault_out_of_memory+0x197/0x197
[ 1135.161629]  ? __lock_acquire+0x62f/0x4c20
[ 1135.165868]  ? percpu_ref_get_many+0x240/0x240
[ 1135.170468]  ? print_usage_bug+0xc0/0xc0
[ 1135.174537]  ? zap_class+0x640/0x640
[ 1135.178253]  ? print_usage_bug+0xc0/0xc0
[ 1135.182316]  ? zap_class+0x640/0x640
[ 1135.186031]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1135.191574]  ? find_held_lock+0x36/0x1c0
[ 1135.195642]  ? mark_held_locks+0xc7/0x130
[ 1135.199807]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1135.204907]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1135.210013]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1135.214601]  ? trace_hardirqs_on+0xbd/0x310
[ 1135.218926]  ? kasan_check_read+0x11/0x20
[ 1135.223072]  ? ___ratelimit+0x3b4/0x672
[ 1135.227046]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1135.232148]  ? trace_hardirqs_on+0x310/0x310
[ 1135.236557]  ? lock_downgrade+0x900/0x900
[ 1135.240714]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1135.245816]  ? ___ratelimit+0x3b9/0x672
[ 1135.249795]  ? idr_get_free+0xf70/0xf70
[ 1135.253772]  ? find_held_lock+0x36/0x1c0
[ 1135.257846]  oom_kill_process.cold.27+0x10/0x903
[ 1135.262608]  ? zap_class+0x640/0x640
[ 1135.266322]  ? check_preemption_disabled+0x48/0x280
[ 1135.271340]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1135.276266]  ? kasan_check_read+0x11/0x20
[ 1135.280419]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1135.285711]  ? oom_evaluate_task+0x540/0x540
[ 1135.290122]  ? find_held_lock+0x36/0x1c0
[ 1135.294188]  ? out_of_memory+0x974/0x1430
[ 1135.298338]  ? lock_downgrade+0x900/0x900
[ 1135.302495]  ? check_preemption_disabled+0x48/0x280
[ 1135.307517]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1135.312455]  ? kasan_check_read+0x11/0x20
[ 1135.316601]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1135.321878]  ? rcu_softirq_qs+0x20/0x20
[ 1135.325855]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1135.331388]  ? oom_evaluate_task+0x302/0x540
[ 1135.335804]  out_of_memory+0xa84/0x1430
[ 1135.339795]  ? oom_killer_disable+0x3a0/0x3a0
[ 1135.344291]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1135.349225]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1135.354253]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1135.359139]  ? warn_alloc+0x120/0x120
[ 1135.362955]  ? mark_held_locks+0x130/0x130
[ 1135.367208]  ? find_get_entry+0xaae/0x1120
[ 1135.371464]  ? filemap_map_pages+0x1a20/0x1a20
[ 1135.376051]  ? zap_class+0x640/0x640
[ 1135.379771]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1135.385308]  ? check_preemption_disabled+0x48/0x280
[ 1135.390324]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1135.395860]  ? should_fail+0x22d/0xd01
[ 1135.399754]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1135.404863]  ? zap_class+0x640/0x640
[ 1135.408613]  ? __lock_is_held+0xb5/0x140
[ 1135.412685]  ? mark_held_locks+0x130/0x130
[ 1135.416924]  ? lock_release+0xa00/0xa00
[ 1135.420913]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1135.426367]  ? xa_load+0x2ba/0x460
[ 1135.429910]  ? lock_downgrade+0x900/0x900
[ 1135.434062]  ? __might_sleep+0x95/0x190
[ 1135.438038]  __alloc_pages_nodemask+0xad8/0xea0
[ 1135.442717]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1135.447736]  ? __page_cache_alloc+0x191/0x5c0
[ 1135.452231]  ? xa_load+0x2e1/0x460
[ 1135.455771]  ? xa_clear_mark+0x40/0x40
[ 1135.459661]  ? zap_class+0x640/0x640
[ 1135.463385]  ? zap_class+0x640/0x640
[ 1135.467106]  ? zap_class+0x640/0x640
[ 1135.470823]  ? __do_page_cache_readahead+0x663/0x810
[ 1135.475944]  ? find_held_lock+0x36/0x1c0
[ 1135.480036]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1135.485594]  alloc_pages_current+0x173/0x350
[ 1135.490009]  __page_cache_alloc+0x38c/0x5c0
[ 1135.494327]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1135.499254]  ? kasan_check_read+0x11/0x20
[ 1135.503417]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1135.508714]  ? generic_perform_write+0x6a0/0x6a0
[ 1135.513476]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1135.519014]  ? check_preemption_disabled+0x48/0x280
[ 1135.524038]  filemap_fault+0x1595/0x25f0
[ 1135.528130]  ? __lock_page_or_retry+0xa00/0xa00
[ 1135.532802]  ? mark_held_locks+0x130/0x130
[ 1135.537045]  ? filemap_map_pages+0xd6b/0x1a20
[ 1135.541572]  ? lock_downgrade+0x900/0x900
[ 1135.545721]  ? check_preemption_disabled+0x48/0x280
[ 1135.550739]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1135.555672]  ? kasan_check_read+0x11/0x20
[ 1135.559819]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1135.565098]  ? rcu_softirq_qs+0x20/0x20
[ 1135.569087]  ? filemap_map_pages+0xd92/0x1a20
[ 1135.573597]  ? find_get_entries_tag+0x1400/0x1400
[ 1135.578466]  ? debug_object_destroy+0x2b0/0x2b0
[ 1135.583138]  ? lock_pi_update_atomic+0x150/0x150
[ 1135.587891]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1135.593448]  ? lock_acquire+0x1ed/0x520
[ 1135.597448]  ? ext4_filemap_fault+0x7a/0xad
[ 1135.601791]  ? lock_release+0xa00/0xa00
[ 1135.605765]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1135.611214]  ? print_usage_bug+0xc0/0xc0
[ 1135.615279]  ? print_usage_bug+0xc0/0xc0
[ 1135.619354]  ? down_read+0x8d/0x120
[ 1135.623063]  ? ext4_filemap_fault+0x7a/0xad
[ 1135.627384]  ? __down_interruptible+0x700/0x700
[ 1135.632065]  ext4_filemap_fault+0x82/0xad
[ 1135.636217]  __do_fault+0x100/0x6b0
[ 1135.639842]  ? find_held_lock+0x36/0x1c0
[ 1135.643909]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1135.649014]  ? mark_held_locks+0x130/0x130
[ 1135.653254]  ? mark_held_locks+0x130/0x130
[ 1135.657487]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1135.661983]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1135.666486]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1135.671070]  ? kasan_check_read+0x11/0x20
[ 1135.675218]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1135.680764]  __handle_mm_fault+0x3ea0/0x5be0
[ 1135.685184]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1135.690027]  ? finish_task_switch+0x1f4/0x910
[ 1135.694521]  ? finish_task_switch+0x1b4/0x910
[ 1135.699012]  ? __switch_to_asm+0x34/0x70
[ 1135.703077]  ? preempt_notifier_register+0x200/0x200
[ 1135.708176]  ? __switch_to_asm+0x34/0x70
[ 1135.712233]  ? __switch_to_asm+0x34/0x70
[ 1135.716305]  ? zap_class+0x640/0x640
[ 1135.720018]  ? zap_class+0x640/0x640
[ 1135.723731]  ? __x64_sys_futex+0x53e/0x6a0
[ 1135.727985]  ? find_held_lock+0x36/0x1c0
[ 1135.732053]  ? handle_mm_fault+0x42a/0xc70
[ 1135.736288]  ? lock_downgrade+0x900/0x900
[ 1135.740447]  ? check_preemption_disabled+0x48/0x280
[ 1135.745475]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1135.750402]  ? kasan_check_read+0x11/0x20
[ 1135.754558]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1135.759848]  ? rcu_softirq_qs+0x20/0x20
[ 1135.763824]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1135.768940]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1135.774523]  ? check_preemption_disabled+0x48/0x280
[ 1135.779546]  handle_mm_fault+0x54f/0xc70
[ 1135.783611]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1135.788195]  ? find_vma+0x34/0x190
[ 1135.791738]  __do_page_fault+0x5e8/0xe60
[ 1135.795795]  ? trace_hardirqs_off+0xb8/0x310
[ 1135.800219]  do_page_fault+0xf2/0x7e0
[ 1135.804022]  ? vmalloc_sync_all+0x30/0x30
[ 1135.808170]  ? error_entry+0x70/0xd0
[ 1135.811881]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1135.816893]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1135.821823]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1135.826754]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1135.831599]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1135.836618]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1135.842088]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1135.847104]  ? page_fault+0x8/0x30
[ 1135.850649]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1135.855506]  ? page_fault+0x8/0x30
[ 1135.859050]  page_fault+0x1e/0x30
[ 1135.862503] RIP: 0033:0x40f9c0
[ 1135.865706] Code: Bad RIP value.
[ 1135.869077] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1135.874440] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1135.881708] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1135.888976] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1135.896242] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1135.903508] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1135.910793] warn_alloc_show_mem: 1 callbacks suppressed
[ 1135.910806] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1135.910807] Mem-Info:
[ 1135.910838] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1135.910838]  active_file:15 inactive_file:19 isolated_file:0
[ 1135.910838]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1135.910838]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1135.910838]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1135.910838]  free:13737 free_pcp:253 free_cma:0
[ 1135.916198] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1135.916206] Call Trace:
[ 1135.923412] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1135.925815]  <IRQ>
[ 1135.958764] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1135.968123]  dump_stack+0x244/0x39d
[ 1135.970678] lowmem_reserve[]: 0 2818 6321 6321
[ 1135.998261]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1136.000385] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1136.026495]  warn_alloc.cold.116+0xb7/0x1bd
[ 1136.030079] lowmem_reserve[]: 0 0 3503 3503
[ 1136.034664]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1136.039828] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1136.067318]  ? lock_downgrade+0x900/0x900
[ 1136.071610] lowmem_reserve[]: 0 0 0 0
[ 1136.075929]  ? trace_hardirqs_off+0xb8/0x310
[ 1136.080744] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1136.109714]  ? trace_hardirqs_off+0xb8/0x310
[ 1136.113840] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1136.117637]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1136.122008] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1136.135559]  ? warn_alloc+0x120/0x120
[ 1136.139930] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1136.154746]  ? warn_alloc+0x120/0x120
[ 1136.159569] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1136.175252]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1136.179026] 1801 total pagecache pages
[ 1136.187855]  ? warn_alloc+0x120/0x120
[ 1136.191642] 0 pages in swap cache
[ 1136.200200]  ? print_usage_bug+0xc0/0xc0
[ 1136.205207] Swap cache stats: add 0, delete 0, find 0/0
[ 1136.209087]  ? print_usage_bug+0xc0/0xc0
[ 1136.212878] Free swap  = 0kB
[ 1136.216322]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1136.220376] Total swap = 0kB
[ 1136.225741]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1136.229776] 1965979 pages RAM
[ 1136.232792]  ? should_fail+0x22d/0xd01
[ 1136.237950] 0 pages HighMem/MovableOnly
[ 1136.237956] 342854 pages reserved
[ 1136.237964] 0 pages cma reserved
[ 1136.240979]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1136.246544] aoe: skb alloc failure
[ 1136.249588]  ? __lock_acquire+0x62f/0x4c20
[ 1136.253527] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1136.257445]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1136.260890] syz-fuzzer cpuset=/ mems_allowed=0
[ 1136.264246]  ? should_fail+0x22d/0xd01
[ 1136.300828]  ? mark_held_locks+0x130/0x130
[ 1136.305115]  ? mark_held_locks+0x130/0x130
[ 1136.309366]  ? print_usage_bug+0xc0/0xc0
[ 1136.313439]  ? find_held_lock+0x36/0x1c0
[ 1136.317511]  ? zap_class+0x640/0x640
[ 1136.321234]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1136.326775]  ? check_preemption_disabled+0x48/0x280
[ 1136.331799]  ? __lock_is_held+0xb5/0x140
[ 1136.335866]  __alloc_pages_nodemask+0xad8/0xea0
[ 1136.340538]  ? zap_class+0x640/0x640
[ 1136.344256]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1136.349285]  ? find_held_lock+0x36/0x1c0
[ 1136.353360]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1136.358034]  ? lock_downgrade+0x900/0x900
[ 1136.362193]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1136.367738]  cache_grow_begin+0xa5/0x8c0
[ 1136.371800]  ? do_raw_spin_unlock+0xa7/0x330
[ 1136.376218]  fallback_alloc+0x204/0x2e0
[ 1136.380197]  ____cache_alloc_node+0x1c7/0x1e0
[ 1136.384702]  kmem_cache_alloc_node+0xe3/0x730
[ 1136.389196]  ? mark_held_locks+0xc7/0x130
[ 1136.393353]  __alloc_skb+0x119/0x770
[ 1136.397075]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1136.401489]  ? do_raw_spin_trylock+0x270/0x270
[ 1136.406072]  ? kmem_cache_alloc_trace+0x353/0x750
[ 1136.410919]  ? queue_work_on+0x12c/0x1e0
[ 1136.414988]  ? switchdev_port_obj_del+0xdc/0x440
[ 1136.419757]  ? switchdev_trans_item_enqueue+0x260/0x260
[ 1136.425122]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1136.430146]  __br_mdb_notify+0x4ff/0x15d0
[ 1136.434306]  ? __br_mdb_add+0x7f0/0x7f0
[ 1136.438287]  ? zap_class+0x640/0x640
[ 1136.442008]  ? br_multicast_group_expired+0x96/0x610
[ 1136.447110]  ? lock_downgrade+0x900/0x900
[ 1136.451283]  br_mdb_notify+0x310/0x410
[ 1136.455169]  ? br_mdb_dump+0x27b0/0x27b0
[ 1136.459238]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1136.464789]  br_multicast_group_expired+0x1bc/0x610
[ 1136.469813]  ? br_mdb_free+0x80/0x80
[ 1136.473544]  call_timer_fn+0x272/0x920
[ 1136.477438]  ? br_mdb_free+0x80/0x80
[ 1136.481158]  ? process_timeout+0x40/0x40
[ 1136.485224]  ? __run_timers+0x7da/0xc70
[ 1136.489198]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1136.493695]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1136.498198]  ? br_mdb_free+0x80/0x80
[ 1136.501911]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1136.506498]  ? trace_hardirqs_on+0xbd/0x310
[ 1136.510819]  ? kasan_check_read+0x11/0x20
[ 1136.514969]  ? __run_timers+0x7da/0xc70
[ 1136.518941]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1136.524068]  ? br_mdb_free+0x80/0x80
[ 1136.527802]  ? br_mdb_free+0x80/0x80
[ 1136.531525]  __run_timers+0x7e5/0xc70
[ 1136.535339]  ? timer_fixup_init+0x70/0x70
[ 1136.539494]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1136.544509]  ? zap_class+0x640/0x640
[ 1136.548225]  ? enqueue_hrtimer+0x1a5/0x560
[ 1136.552486]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1136.557687]  ? find_held_lock+0x36/0x1c0
[ 1136.561753]  ? zap_class+0x640/0x640
[ 1136.565472]  ? pvclock_read_flags+0x160/0x160
[ 1136.569987]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1136.575542]  ? check_preemption_disabled+0x48/0x280
[ 1136.580573]  ? __lock_is_held+0xb5/0x140
[ 1136.584640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1136.590180]  ? check_preemption_disabled+0x48/0x280
[ 1136.595199]  run_timer_softirq+0x52/0xb0
[ 1136.599261]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1136.604276]  __do_softirq+0x308/0xb7e
[ 1136.608085]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1136.612593]  ? lock_downgrade+0x900/0x900
[ 1136.616748]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1136.621857]  ? pvclock_read_flags+0x160/0x160
[ 1136.626360]  ? lapic_next_event+0x5a/0x90
[ 1136.630515]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1136.636058]  ? kvm_clock_read+0x18/0x30
[ 1136.640030]  ? kvm_sched_clock_read+0x9/0x20
[ 1136.644452]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1136.650018]  ? check_preemption_disabled+0x48/0x280
[ 1136.655045]  irq_exit+0x17f/0x1c0
[ 1136.658511]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1136.663352]  ? smp_reschedule_interrupt+0x109/0x650
[ 1136.668366]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1136.674251]  ? interrupt_entry+0xb5/0xc0
[ 1136.678341]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1136.683359]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1136.688381]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1136.693225]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1136.698238]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1136.703254]  ? task_prio+0x50/0x50
[ 1136.706795]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1136.712339]  ? check_preemption_disabled+0x48/0x280
[ 1136.717364]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1136.722217]  apic_timer_interrupt+0xf/0x20
[ 1136.726452]  </IRQ>
[ 1136.728706] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1136.733637] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1136.752538] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1136.760246] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1136.767512] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1136.774783] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1136.782050] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1136.789316] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1136.796621]  skb_clone+0x1bb/0x500
[ 1136.800166]  ? finish_task_switch+0x2f4/0x910
[ 1136.804665]  ? skb_split+0x11e0/0x11e0
[ 1136.808558]  ? preempt_notifier_register+0x200/0x200
[ 1136.813669]  ? __switch_to_asm+0x34/0x70
[ 1136.817726]  ? __switch_to_asm+0x34/0x70
[ 1136.821782]  ? __switch_to_asm+0x40/0x70
[ 1136.825844]  ? __switch_to_asm+0x34/0x70
[ 1136.829902]  ? __switch_to_asm+0x40/0x70
[ 1136.833964]  ? __switch_to_asm+0x34/0x70
[ 1136.838025]  ? __switch_to_asm+0x40/0x70
[ 1136.842084]  ? __switch_to_asm+0x34/0x70
[ 1136.846147]  ? __switch_to_asm+0x34/0x70
[ 1136.850221]  ? __switch_to_asm+0x40/0x70
[ 1136.854279]  ? __switch_to_asm+0x34/0x70
[ 1136.858351]  bpf_clone_redirect+0xb9/0x490
[ 1136.863088]  ? __schedule+0x8d7/0x21d0
[ 1136.866997]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1136.872014]  ? __sched_text_start+0x8/0x8
[ 1136.876162]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1136.880932]  ? find_held_lock+0x36/0x1c0
[ 1136.885037]  ? lock_acquire+0x1ed/0x520
[ 1136.889012]  ? bpf_test_run+0x3cb/0x780
[ 1136.892993]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1136.898563]  ? check_preemption_disabled+0x48/0x280
[ 1136.903584]  ? kasan_check_read+0x11/0x20
[ 1136.907730]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1136.913002]  ? rcu_softirq_qs+0x20/0x20
[ 1136.916987]  ? preempt_schedule+0x4d/0x60
[ 1136.921133]  ? ___preempt_schedule+0x16/0x18
[ 1136.925547]  ? bpf_test_run+0x25d/0x780
[ 1136.929535]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1136.933964]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1136.939506]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1136.944272]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1136.949118]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1136.954654]  ? fput+0x130/0x1a0
[ 1136.957939]  ? __bpf_prog_get+0x9b/0x290
[ 1136.962012]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1136.966860]  ? bpf_prog_test_run+0x130/0x1a0
[ 1136.971272]  ? __x64_sys_bpf+0x3d8/0x520
[ 1136.975335]  ? bpf_prog_get+0x20/0x20
[ 1136.979154]  ? do_syscall_64+0x1b9/0x820
[ 1136.983211]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1136.988575]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1136.993502]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1136.998354]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1137.003370]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1137.008388]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1137.013472]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1137.018326]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1137.023740] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1137.023890] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1137.030772] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1137.041250] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1137.050589] Call Trace:
[ 1137.058247]  <IRQ>
[ 1137.060404]  dump_stack+0x244/0x39d
[ 1137.064044]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1137.069252]  warn_alloc.cold.116+0xb7/0x1bd
[ 1137.073575]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1137.078426]  ? lock_downgrade+0x900/0x900
[ 1137.082616]  ? trace_hardirqs_off+0xb8/0x310
[ 1137.087080]  ? trace_hardirqs_off+0xb8/0x310
[ 1137.091505]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1137.096380]  ? warn_alloc+0x120/0x120
[ 1137.100188]  ? warn_alloc+0x120/0x120
[ 1137.103992]  ? warn_alloc+0x120/0x120
[ 1137.107798]  ? print_usage_bug+0xc0/0xc0
[ 1137.111860]  ? print_usage_bug+0xc0/0xc0
[ 1137.115920]  ? ktime_get+0x2c1/0x400
[ 1137.119654]  ? check_preemption_disabled+0x48/0x280
[ 1137.124668]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1137.129183]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1137.134721]  ? should_fail+0x22d/0xd01
[ 1137.138610]  ? kasan_check_read+0x11/0x20
[ 1137.142761]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1137.147866]  ? __lock_acquire+0x62f/0x4c20
[ 1137.152101]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1137.157203]  ? should_fail+0x22d/0xd01
[ 1137.161092]  ? print_usage_bug+0xc0/0xc0
[ 1137.165165]  ? mark_held_locks+0x130/0x130
[ 1137.169413]  ? mark_held_locks+0x130/0x130
[ 1137.173664]  ? check_preemption_disabled+0x48/0x280
[ 1137.178693]  ? zap_class+0x640/0x640
[ 1137.182412]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1137.187182]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1137.192718]  ? check_preemption_disabled+0x48/0x280
[ 1137.197748]  ? __lock_is_held+0xb5/0x140
[ 1137.201819]  __alloc_pages_nodemask+0xad8/0xea0
[ 1137.206487]  ? zap_class+0x640/0x640
[ 1137.210205]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1137.215236]  ? find_held_lock+0x36/0x1c0
[ 1137.219314]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1137.223984]  ? lock_downgrade+0x900/0x900
[ 1137.228140]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1137.233684]  cache_grow_begin+0xa5/0x8c0
[ 1137.237744]  ? do_raw_spin_unlock+0xa7/0x330
[ 1137.242158]  fallback_alloc+0x204/0x2e0
[ 1137.246136]  ____cache_alloc_node+0x1c7/0x1e0
[ 1137.250637]  kmem_cache_alloc_node+0xe3/0x730
[ 1137.255132]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1137.259724]  __alloc_skb+0x119/0x770
[ 1137.263447]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[ 1137.268820]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1137.273239]  ? vprintk_default+0x28/0x30
[ 1137.277298]  ? vprintk_func+0x85/0x181
[ 1137.281184]  ? printk+0xa7/0xcf
[ 1137.284471]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1137.289228]  ? do_raw_spin_trylock+0x270/0x270
[ 1137.293817]  new_skb+0x26/0x1c0
[ 1137.297097]  aoecmd_cfg+0x279/0x7f0
[ 1137.300727]  ? find_held_lock+0x36/0x1c0
[ 1137.304792]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[ 1137.309118]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1137.314665]  ? __lock_is_held+0xb5/0x140
[ 1137.318738]  discover_timer+0x50/0x60
[ 1137.322541]  call_timer_fn+0x272/0x920
[ 1137.326435]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1137.331281]  ? process_timeout+0x40/0x40
[ 1137.335351]  ? mark_held_locks+0xc7/0x130
[ 1137.339499]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1137.343995]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1137.348487]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1137.353330]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1137.357917]  ? trace_hardirqs_on+0xbd/0x310
[ 1137.362236]  ? kasan_check_read+0x11/0x20
[ 1137.366383]  ? __run_timers+0x7da/0xc70
[ 1137.370359]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1137.375485]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1137.380326]  __run_timers+0x7e5/0xc70
[ 1137.384153]  ? timer_fixup_init+0x70/0x70
[ 1137.388300]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1137.393328]  ? zap_class+0x640/0x640
[ 1137.397043]  ? print_usage_bug+0xc0/0xc0
[ 1137.401105]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1137.406307]  ? find_held_lock+0x36/0x1c0
[ 1137.410371]  ? zap_class+0x640/0x640
[ 1137.414091]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1137.419634]  ? check_preemption_disabled+0x48/0x280
[ 1137.424664]  ? __lock_is_held+0xb5/0x140
[ 1137.428725]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1137.434263]  ? check_preemption_disabled+0x48/0x280
[ 1137.439290]  run_timer_softirq+0x52/0xb0
[ 1137.443352]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1137.448367]  __do_softirq+0x308/0xb7e
[ 1137.452188]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1137.456694]  ? lock_downgrade+0x900/0x900
[ 1137.460848]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1137.465959]  ? pvclock_read_flags+0x160/0x160
[ 1137.470467]  ? lapic_next_event+0x5a/0x90
[ 1137.474623]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1137.480170]  ? kvm_clock_read+0x18/0x30
[ 1137.484161]  ? kvm_sched_clock_read+0x9/0x20
[ 1137.488581]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1137.494133]  ? check_preemption_disabled+0x48/0x280
[ 1137.499157]  irq_exit+0x17f/0x1c0
[ 1137.502629]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1137.507472]  ? smp_reschedule_interrupt+0x109/0x650
[ 1137.512489]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1137.518371]  ? interrupt_entry+0xb5/0xc0
[ 1137.522440]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1137.527472]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1137.532490]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1137.537333]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1137.542351]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1137.547365]  ? task_prio+0x50/0x50
[ 1137.550911]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1137.556459]  ? check_preemption_disabled+0x48/0x280
[ 1137.561485]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1137.566342]  apic_timer_interrupt+0xf/0x20
[ 1137.570572]  </IRQ>
[ 1137.572808] RIP: 0010:console_unlock+0x102f/0x1190
[ 1137.577737] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1137.596639] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1137.604344] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1137.611613] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1137.618892] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1137.626164] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1137.633458] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1137.640739]  ? netconsole_netdev_event+0x280/0x280
[ 1137.645677]  ? console_unlock+0x1026/0x1190
[ 1137.650029]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1137.654696]  ? vprintk_emit+0x846/0x990
[ 1137.658675]  ? lock_release+0xa00/0xa00
[ 1137.662651]  ? trace_hardirqs_on+0x30/0x310
[ 1137.666976]  ? vprintk_default+0x28/0x30
[ 1137.671034]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1137.676137]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1137.681685]  vprintk_emit+0x391/0x990
[ 1137.685493]  ? wake_up_klogd+0x180/0x180
[ 1137.689576]  ? find_held_lock+0x31/0x1c0
[ 1137.693665]  ? mark_held_locks+0xc7/0x130
[ 1137.697817]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1137.702327]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1137.706825]  vprintk_default+0x28/0x30
[ 1137.710716]  vprintk_func+0x7e/0x181
[ 1137.714469]  printk+0xa7/0xcf
[ 1137.717575]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1137.722333]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1137.726844]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1137.732130]  dump_header+0x7cc/0xf72
[ 1137.735855]  ? pagefault_out_of_memory+0x197/0x197
[ 1137.740796]  ? __lock_acquire+0x62f/0x4c20
[ 1137.745034]  ? percpu_ref_get_many+0x240/0x240
[ 1137.749618]  ? print_usage_bug+0xc0/0xc0
[ 1137.753686]  ? zap_class+0x640/0x640
[ 1137.757406]  ? print_usage_bug+0xc0/0xc0
[ 1137.761481]  ? zap_class+0x640/0x640
[ 1137.765198]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1137.770742]  ? find_held_lock+0x36/0x1c0
[ 1137.774811]  ? mark_held_locks+0xc7/0x130
[ 1137.778959]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1137.784061]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1137.789164]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1137.793746]  ? trace_hardirqs_on+0xbd/0x310
[ 1137.798068]  ? kasan_check_read+0x11/0x20
[ 1137.802220]  ? ___ratelimit+0x3b4/0x672
[ 1137.806195]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1137.811313]  ? trace_hardirqs_on+0x310/0x310
[ 1137.815726]  ? lock_downgrade+0x900/0x900
[ 1137.819880]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1137.825000]  ? ___ratelimit+0x3b9/0x672
[ 1137.828988]  ? idr_get_free+0xf70/0xf70
[ 1137.832961]  ? find_held_lock+0x36/0x1c0
[ 1137.837033]  oom_kill_process.cold.27+0x10/0x903
[ 1137.841785]  ? zap_class+0x640/0x640
[ 1137.845518]  ? check_preemption_disabled+0x48/0x280
[ 1137.850556]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1137.855484]  ? kasan_check_read+0x11/0x20
[ 1137.859637]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1137.864914]  ? oom_evaluate_task+0x540/0x540
[ 1137.869326]  ? find_held_lock+0x36/0x1c0
[ 1137.873389]  ? out_of_memory+0x974/0x1430
[ 1137.877536]  ? lock_downgrade+0x900/0x900
[ 1137.881680]  ? check_preemption_disabled+0x48/0x280
[ 1137.886698]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1137.891629]  ? kasan_check_read+0x11/0x20
[ 1137.895782]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1137.901058]  ? rcu_softirq_qs+0x20/0x20
[ 1137.905038]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1137.910574]  ? oom_evaluate_task+0x302/0x540
[ 1137.914985]  out_of_memory+0xa84/0x1430
[ 1137.918984]  ? oom_killer_disable+0x3a0/0x3a0
[ 1137.923506]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1137.928445]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1137.933496]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1137.938377]  ? warn_alloc+0x120/0x120
[ 1137.942172]  ? mark_held_locks+0x130/0x130
[ 1137.946414]  ? find_get_entry+0xaae/0x1120
[ 1137.950669]  ? filemap_map_pages+0x1a20/0x1a20
[ 1137.955255]  ? zap_class+0x640/0x640
[ 1137.959017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1137.964553]  ? check_preemption_disabled+0x48/0x280
[ 1137.969583]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1137.975119]  ? should_fail+0x22d/0xd01
[ 1137.979010]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1137.984113]  ? zap_class+0x640/0x640
[ 1137.987849]  ? __lock_is_held+0xb5/0x140
[ 1137.991933]  ? mark_held_locks+0x130/0x130
[ 1137.996175]  ? lock_release+0xa00/0xa00
[ 1138.000163]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1138.005614]  ? xa_load+0x2ba/0x460
[ 1138.009160]  ? lock_downgrade+0x900/0x900
[ 1138.013312]  ? __might_sleep+0x95/0x190
[ 1138.017289]  __alloc_pages_nodemask+0xad8/0xea0
[ 1138.021979]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1138.027009]  ? __page_cache_alloc+0x191/0x5c0
[ 1138.031558]  ? xa_load+0x2e1/0x460
[ 1138.035101]  ? xa_clear_mark+0x40/0x40
[ 1138.038990]  ? zap_class+0x640/0x640
[ 1138.042715]  ? zap_class+0x640/0x640
[ 1138.046425]  ? zap_class+0x640/0x640
[ 1138.050155]  ? __do_page_cache_readahead+0x663/0x810
[ 1138.055268]  ? find_held_lock+0x36/0x1c0
[ 1138.059341]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1138.064885]  alloc_pages_current+0x173/0x350
[ 1138.069304]  __page_cache_alloc+0x38c/0x5c0
[ 1138.073624]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1138.078559]  ? kasan_check_read+0x11/0x20
[ 1138.082710]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1138.087995]  ? generic_perform_write+0x6a0/0x6a0
[ 1138.092757]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1138.098309]  ? check_preemption_disabled+0x48/0x280
[ 1138.103362]  filemap_fault+0x1595/0x25f0
[ 1138.107449]  ? __lock_page_or_retry+0xa00/0xa00
[ 1138.112128]  ? mark_held_locks+0x130/0x130
[ 1138.116373]  ? filemap_map_pages+0xd6b/0x1a20
[ 1138.120868]  ? lock_downgrade+0x900/0x900
[ 1138.125016]  ? check_preemption_disabled+0x48/0x280
[ 1138.130033]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1138.134960]  ? kasan_check_read+0x11/0x20
[ 1138.139120]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1138.144397]  ? rcu_softirq_qs+0x20/0x20
[ 1138.148395]  ? filemap_map_pages+0xd92/0x1a20
[ 1138.152929]  ? find_get_entries_tag+0x1400/0x1400
[ 1138.157783]  ? debug_object_destroy+0x2b0/0x2b0
[ 1138.162471]  ? lock_pi_update_atomic+0x150/0x150
[ 1138.167228]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1138.172808]  ? lock_acquire+0x1ed/0x520
[ 1138.176779]  ? ext4_filemap_fault+0x7a/0xad
[ 1138.181107]  ? lock_release+0xa00/0xa00
[ 1138.185076]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1138.190532]  ? print_usage_bug+0xc0/0xc0
[ 1138.194598]  ? print_usage_bug+0xc0/0xc0
[ 1138.198703]  ? down_read+0x8d/0x120
[ 1138.202328]  ? ext4_filemap_fault+0x7a/0xad
[ 1138.206654]  ? __down_interruptible+0x700/0x700
[ 1138.211335]  ext4_filemap_fault+0x82/0xad
[ 1138.215489]  __do_fault+0x100/0x6b0
[ 1138.219124]  ? find_held_lock+0x36/0x1c0
[ 1138.223195]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1138.228301]  ? mark_held_locks+0x130/0x130
[ 1138.232536]  ? mark_held_locks+0x130/0x130
[ 1138.236771]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1138.241264]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1138.245758]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1138.250346]  ? kasan_check_read+0x11/0x20
[ 1138.254495]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1138.260035]  __handle_mm_fault+0x3ea0/0x5be0
[ 1138.264465]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1138.269312]  ? finish_task_switch+0x1f4/0x910
[ 1138.273809]  ? finish_task_switch+0x1b4/0x910
[ 1138.278303]  ? __switch_to_asm+0x34/0x70
[ 1138.282368]  ? preempt_notifier_register+0x200/0x200
[ 1138.287470]  ? __switch_to_asm+0x34/0x70
[ 1138.291535]  ? __switch_to_asm+0x34/0x70
[ 1138.295612]  ? zap_class+0x640/0x640
[ 1138.299324]  ? zap_class+0x640/0x640
[ 1138.303052]  ? __x64_sys_futex+0x53e/0x6a0
[ 1138.307291]  ? find_held_lock+0x36/0x1c0
[ 1138.311361]  ? handle_mm_fault+0x42a/0xc70
[ 1138.315611]  ? lock_downgrade+0x900/0x900
[ 1138.319762]  ? check_preemption_disabled+0x48/0x280
[ 1138.324784]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1138.329717]  ? kasan_check_read+0x11/0x20
[ 1138.333863]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1138.339242]  ? rcu_softirq_qs+0x20/0x20
[ 1138.343232]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1138.348349]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1138.353887]  ? check_preemption_disabled+0x48/0x280
[ 1138.358924]  handle_mm_fault+0x54f/0xc70
[ 1138.363023]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1138.367612]  ? find_vma+0x34/0x190
[ 1138.371156]  __do_page_fault+0x5e8/0xe60
[ 1138.375229]  ? trace_hardirqs_off+0xb8/0x310
[ 1138.379650]  do_page_fault+0xf2/0x7e0
[ 1138.383464]  ? vmalloc_sync_all+0x30/0x30
[ 1138.387612]  ? error_entry+0x70/0xd0
[ 1138.391328]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1138.396356]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1138.401289]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1138.406221]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1138.411076]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1138.416089]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1138.421543]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1138.426560]  ? page_fault+0x8/0x30
[ 1138.430114]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1138.434962]  ? page_fault+0x8/0x30
[ 1138.438505]  page_fault+0x1e/0x30
[ 1138.441959] RIP: 0033:0x40f9c0
[ 1138.445177] Code: Bad RIP value.
[ 1138.448543] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1138.453902] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1138.461167] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1138.468440] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1138.475717] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1138.482985] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1138.490269] warn_alloc_show_mem: 1 callbacks suppressed
[ 1138.490281] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1138.490283] Mem-Info:
[ 1138.490314] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1138.490314]  active_file:15 inactive_file:19 isolated_file:0
[ 1138.490314]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1138.490314]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1138.490314]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1138.490314]  free:13737 free_pcp:253 free_cma:0
[ 1138.495654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1138.502845] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1138.505242] Call Trace:
[ 1138.538196] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1138.547543]  <IRQ>
[ 1138.575100] lowmem_reserve[]: 0 2818 6321 6321
[ 1138.577691]  dump_stack+0x244/0x39d
[ 1138.603771] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1138.605920]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1138.610480] lowmem_reserve[]: 0 0 3503 3503
[ 1138.614107]  warn_alloc.cold.116+0xb7/0x1bd
[ 1138.641572] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1138.646760]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1138.651047] lowmem_reserve[]: 0 0 0 0
[ 1138.655369]  ? lock_downgrade+0x900/0x900
[ 1138.684318] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1138.689158]  ? trace_hardirqs_off+0xb8/0x310
[ 1138.692932] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1138.697084]  ? trace_hardirqs_off+0xb8/0x310
[ 1138.710591] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1138.714997]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1138.730274] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1138.734693]  ? warn_alloc+0x120/0x120
[ 1138.750346] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1138.755179]  ? warn_alloc+0x120/0x120
[ 1138.763989] 1801 total pagecache pages
[ 1138.767779]  ? warn_alloc+0x120/0x120
[ 1138.776339] 0 pages in swap cache
[ 1138.780156]  ? print_usage_bug+0xc0/0xc0
[ 1138.784020] Swap cache stats: add 0, delete 0, find 0/0
[ 1138.787808]  ? mark_held_locks+0x130/0x130
[ 1138.791235] Free swap  = 0kB
[ 1138.795289]  ? kvm_clock_read+0x18/0x30
[ 1138.800624] Total swap = 0kB
[ 1138.804854]  ? print_usage_bug+0xc0/0xc0
[ 1138.807847] 1965979 pages RAM
[ 1138.811819]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1138.814808] 0 pages HighMem/MovableOnly
[ 1138.818861]  ? should_fail+0x22d/0xd01
[ 1138.821935] 342854 pages reserved
[ 1138.821943] 0 pages cma reserved
[ 1138.827479]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1138.831511] aoe: skb alloc failure
[ 1138.835310]  ? __lock_acquire+0x62f/0x4c20
[ 1138.835329]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1138.835345]  ? __lock_acquire+0x62f/0x4c20
[ 1138.838808] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1138.842142]  ? should_fail+0x22d/0xd01
[ 1138.847222] syz-fuzzer cpuset=/ mems_allowed=0
[ 1138.850761]  ? mark_held_locks+0x130/0x130
[ 1138.887664]  ? mark_held_locks+0x130/0x130
[ 1138.891901]  ? try_to_wake_up+0x11c/0x1490
[ 1138.896140]  ? lock_downgrade+0x900/0x900
[ 1138.900308]  ? zap_class+0x640/0x640
[ 1138.904023]  ? print_usage_bug+0xc0/0xc0
[ 1138.908082]  ? trace_hardirqs_off+0xb8/0x310
[ 1138.912492]  ? kasan_check_read+0x11/0x20
[ 1138.916644]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1138.922182]  ? check_preemption_disabled+0x48/0x280
[ 1138.927226]  ? __lock_is_held+0xb5/0x140
[ 1138.931316]  __alloc_pages_nodemask+0xad8/0xea0
[ 1138.935996]  ? zap_class+0x640/0x640
[ 1138.939720]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1138.944746]  ? find_held_lock+0x36/0x1c0
[ 1138.948820]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1138.953490]  ? lock_downgrade+0x900/0x900
[ 1138.957645]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1138.963185]  cache_grow_begin+0xa5/0x8c0
[ 1138.967248]  ? do_raw_spin_unlock+0xa7/0x330
[ 1138.971663]  fallback_alloc+0x204/0x2e0
[ 1138.975642]  ____cache_alloc_node+0x1c7/0x1e0
[ 1138.980142]  kmem_cache_alloc_node+0xe3/0x730
[ 1138.984640]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1138.988884]  __alloc_skb+0x119/0x770
[ 1138.992599]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1138.997879]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1139.002290]  ? lock_downgrade+0x900/0x900
[ 1139.006454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1139.011992]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1139.017500]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1139.022978]  ? addrconf_rs_timer+0x690/0x690
[ 1139.027411]  ndisc_alloc_skb+0x144/0x340
[ 1139.031516]  ndisc_send_rs+0x331/0x6e0
[ 1139.035411]  addrconf_rs_timer+0x314/0x690
[ 1139.039672]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1139.043916]  call_timer_fn+0x272/0x920
[ 1139.047806]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1139.052073]  ? process_timeout+0x40/0x40
[ 1139.056142]  ? __run_timers+0x7da/0xc70
[ 1139.060113]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1139.064605]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1139.069112]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1139.073344]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1139.077962]  ? trace_hardirqs_on+0xbd/0x310
[ 1139.082283]  ? kasan_check_read+0x11/0x20
[ 1139.086438]  ? __run_timers+0x7da/0xc70
[ 1139.090413]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1139.095553]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1139.099784]  __run_timers+0x7e5/0xc70
[ 1139.103593]  ? timer_fixup_init+0x70/0x70
[ 1139.107741]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1139.112760]  ? zap_class+0x640/0x640
[ 1139.116481]  ? enqueue_hrtimer+0x1a5/0x560
[ 1139.120722]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1139.125920]  ? find_held_lock+0x36/0x1c0
[ 1139.129988]  ? zap_class+0x640/0x640
[ 1139.133705]  ? pvclock_read_flags+0x160/0x160
[ 1139.138207]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1139.143746]  ? check_preemption_disabled+0x48/0x280
[ 1139.148772]  ? __lock_is_held+0xb5/0x140
[ 1139.152838]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1139.158376]  ? check_preemption_disabled+0x48/0x280
[ 1139.163411]  run_timer_softirq+0x52/0xb0
[ 1139.167516]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1139.172534]  __do_softirq+0x308/0xb7e
[ 1139.176340]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1139.180835]  ? lock_downgrade+0x900/0x900
[ 1139.184993]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1139.190131]  ? pvclock_read_flags+0x160/0x160
[ 1139.194626]  ? lapic_next_event+0x5a/0x90
[ 1139.198778]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1139.204332]  ? kvm_clock_read+0x18/0x30
[ 1139.208304]  ? kvm_sched_clock_read+0x9/0x20
[ 1139.212716]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1139.218254]  ? check_preemption_disabled+0x48/0x280
[ 1139.223293]  irq_exit+0x17f/0x1c0
[ 1139.226746]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1139.231590]  ? smp_reschedule_interrupt+0x109/0x650
[ 1139.236608]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1139.242508]  ? interrupt_entry+0xb5/0xc0
[ 1139.246568]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1139.251586]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1139.256602]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1139.261453]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1139.266485]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1139.271503]  ? task_prio+0x50/0x50
[ 1139.275044]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1139.280584]  ? check_preemption_disabled+0x48/0x280
[ 1139.285607]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1139.290462]  apic_timer_interrupt+0xf/0x20
[ 1139.294692]  </IRQ>
[ 1139.296929] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1139.301872] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1139.320769] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1139.328481] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1139.335753] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1139.343036] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1139.350304] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1139.357581] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1139.364880]  skb_clone+0x1bb/0x500
[ 1139.368421]  ? finish_task_switch+0x2f4/0x910
[ 1139.372939]  ? skb_split+0x11e0/0x11e0
[ 1139.376831]  ? preempt_notifier_register+0x200/0x200
[ 1139.381930]  ? __switch_to_asm+0x34/0x70
[ 1139.385997]  ? __switch_to_asm+0x34/0x70
[ 1139.390069]  ? __switch_to_asm+0x40/0x70
[ 1139.394142]  ? __switch_to_asm+0x34/0x70
[ 1139.398203]  ? __switch_to_asm+0x40/0x70
[ 1139.402260]  ? __switch_to_asm+0x34/0x70
[ 1139.406319]  ? __switch_to_asm+0x40/0x70
[ 1139.410381]  ? __switch_to_asm+0x34/0x70
[ 1139.414451]  ? __switch_to_asm+0x34/0x70
[ 1139.418513]  ? __switch_to_asm+0x40/0x70
[ 1139.422569]  ? __switch_to_asm+0x34/0x70
[ 1139.426637]  bpf_clone_redirect+0xb9/0x490
[ 1139.430872]  ? __schedule+0x8d7/0x21d0
[ 1139.434765]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1139.439783]  ? __sched_text_start+0x8/0x8
[ 1139.443934]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1139.448706]  ? find_held_lock+0x36/0x1c0
[ 1139.452778]  ? lock_acquire+0x1ed/0x520
[ 1139.456753]  ? bpf_test_run+0x3cb/0x780
[ 1139.460727]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1139.466263]  ? check_preemption_disabled+0x48/0x280
[ 1139.471290]  ? kasan_check_read+0x11/0x20
[ 1139.475447]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1139.480727]  ? rcu_softirq_qs+0x20/0x20
[ 1139.484716]  ? preempt_schedule+0x4d/0x60
[ 1139.488865]  ? ___preempt_schedule+0x16/0x18
[ 1139.493286]  ? bpf_test_run+0x25d/0x780
[ 1139.497271]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1139.501687]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1139.507236]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1139.512016]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1139.516856]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1139.522391]  ? fput+0x130/0x1a0
[ 1139.525673]  ? __bpf_prog_get+0x9b/0x290
[ 1139.529736]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1139.534578]  ? bpf_prog_test_run+0x130/0x1a0
[ 1139.538989]  ? __x64_sys_bpf+0x3d8/0x520
[ 1139.543049]  ? bpf_prog_get+0x20/0x20
[ 1139.546869]  ? do_syscall_64+0x1b9/0x820
[ 1139.550931]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1139.556299]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1139.561231]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1139.566074]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1139.571090]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1139.576108]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1139.581130]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1139.585987]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1139.591376] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1139.591470] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1139.598387] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1139.598392] Call Trace:
[ 1139.598399]  <IRQ>
[ 1139.598416]  dump_stack+0x244/0x39d
[ 1139.598448]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1139.605020] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1139.614286]  warn_alloc.cold.116+0xb7/0x1bd
[ 1139.616846] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1139.618988]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1139.652468]  ? lock_downgrade+0x900/0x900
[ 1139.656624]  ? trace_hardirqs_off+0xb8/0x310
[ 1139.661039]  ? trace_hardirqs_off+0xb8/0x310
[ 1139.665467]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1139.670343]  ? warn_alloc+0x120/0x120
[ 1139.674150]  ? warn_alloc+0x120/0x120
[ 1139.677954]  ? __lock_acquire+0x62f/0x4c20
[ 1139.682190]  ? warn_alloc+0x120/0x120
[ 1139.685992]  ? print_usage_bug+0xc0/0xc0
[ 1139.690055]  ? print_usage_bug+0xc0/0xc0
[ 1139.694118]  ? mark_held_locks+0x130/0x130
[ 1139.698360]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1139.703898]  ? should_fail+0x22d/0xd01
[ 1139.707781]  ? zap_class+0x640/0x640
[ 1139.711498]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1139.716607]  ? __lock_acquire+0x62f/0x4c20
[ 1139.720849]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1139.725952]  ? should_fail+0x22d/0xd01
[ 1139.729867]  ? mark_held_locks+0x130/0x130
[ 1139.734097]  ? mark_held_locks+0x130/0x130
[ 1139.738361]  ? lock_downgrade+0x900/0x900
[ 1139.742526]  ? zap_class+0x640/0x640
[ 1139.746237]  ? zap_class+0x640/0x640
[ 1139.749956]  ? zap_class+0x640/0x640
[ 1139.753671]  ? do_raw_spin_unlock+0xa7/0x330
[ 1139.758079]  ? trace_hardirqs_on+0x310/0x310
[ 1139.762488]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1139.768045]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1139.773584]  ? check_preemption_disabled+0x48/0x280
[ 1139.778612]  ? __lock_is_held+0xb5/0x140
[ 1139.782681]  __alloc_pages_nodemask+0xad8/0xea0
[ 1139.787349]  ? zap_class+0x640/0x640
[ 1139.791076]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1139.796104]  ? find_held_lock+0x36/0x1c0
[ 1139.800175]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1139.804848]  ? lock_downgrade+0x900/0x900
[ 1139.809021]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1139.814562]  cache_grow_begin+0xa5/0x8c0
[ 1139.818623]  ? do_raw_spin_unlock+0xa7/0x330
[ 1139.823043]  fallback_alloc+0x204/0x2e0
[ 1139.827025]  ____cache_alloc_node+0x1c7/0x1e0
[ 1139.831536]  kmem_cache_alloc_node+0xe3/0x730
[ 1139.836030]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1139.840640]  __alloc_skb+0x119/0x770
[ 1139.844353]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[ 1139.849726]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1139.854189]  ? vprintk_default+0x28/0x30
[ 1139.858264]  ? vprintk_func+0x85/0x181
[ 1139.862155]  ? printk+0xa7/0xcf
[ 1139.865446]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1139.870214]  ? do_raw_spin_trylock+0x270/0x270
[ 1139.874849]  new_skb+0x26/0x1c0
[ 1139.878134]  aoecmd_cfg+0x279/0x7f0
[ 1139.881766]  ? find_held_lock+0x36/0x1c0
[ 1139.885835]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[ 1139.890170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1139.895719]  ? __lock_is_held+0xb5/0x140
[ 1139.899825]  discover_timer+0x50/0x60
[ 1139.903630]  call_timer_fn+0x272/0x920
[ 1139.907519]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1139.912360]  ? process_timeout+0x40/0x40
[ 1139.916437]  ? mark_held_locks+0xc7/0x130
[ 1139.920599]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1139.925094]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1139.929587]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1139.934449]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1139.939043]  ? trace_hardirqs_on+0xbd/0x310
[ 1139.943365]  ? kasan_check_read+0x11/0x20
[ 1139.947513]  ? __run_timers+0x7da/0xc70
[ 1139.951500]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1139.956619]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1139.961475]  __run_timers+0x7e5/0xc70
[ 1139.965286]  ? timer_fixup_init+0x70/0x70
[ 1139.969446]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1139.974479]  ? zap_class+0x640/0x640
[ 1139.978197]  ? print_usage_bug+0xc0/0xc0
[ 1139.982264]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1139.987475]  ? find_held_lock+0x36/0x1c0
[ 1139.991544]  ? zap_class+0x640/0x640
[ 1139.995263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1140.000804]  ? check_preemption_disabled+0x48/0x280
[ 1140.005832]  ? __lock_is_held+0xb5/0x140
[ 1140.009896]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1140.015439]  ? check_preemption_disabled+0x48/0x280
[ 1140.020478]  run_timer_softirq+0x52/0xb0
[ 1140.024544]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1140.029559]  __do_softirq+0x308/0xb7e
[ 1140.033363]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1140.037857]  ? lock_downgrade+0x900/0x900
[ 1140.042009]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1140.047122]  ? pvclock_read_flags+0x160/0x160
[ 1140.051617]  ? lapic_next_event+0x5a/0x90
[ 1140.055769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1140.061313]  ? kvm_clock_read+0x18/0x30
[ 1140.065289]  ? kvm_sched_clock_read+0x9/0x20
[ 1140.069704]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1140.075241]  ? check_preemption_disabled+0x48/0x280
[ 1140.080268]  irq_exit+0x17f/0x1c0
[ 1140.083729]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1140.088573]  ? smp_reschedule_interrupt+0x109/0x650
[ 1140.093591]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1140.099479]  ? interrupt_entry+0xb5/0xc0
[ 1140.103547]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1140.108566]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1140.113587]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1140.118442]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1140.123488]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1140.128514]  ? task_prio+0x50/0x50
[ 1140.132058]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1140.137601]  ? check_preemption_disabled+0x48/0x280
[ 1140.142626]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1140.147491]  apic_timer_interrupt+0xf/0x20
[ 1140.151720]  </IRQ>
[ 1140.153957] RIP: 0010:console_unlock+0x102f/0x1190
[ 1140.158892] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1140.177792] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1140.185509] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1140.192775] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1140.200047] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1140.207317] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1140.214582] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1140.221858]  ? netconsole_netdev_event+0x280/0x280
[ 1140.226797]  ? console_unlock+0x1026/0x1190
[ 1140.231161]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1140.235825]  ? vprintk_emit+0x846/0x990
[ 1140.239807]  ? lock_release+0xa00/0xa00
[ 1140.243797]  ? trace_hardirqs_on+0x30/0x310
[ 1140.248145]  ? vprintk_default+0x28/0x30
[ 1140.252207]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1140.257329]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1140.262877]  vprintk_emit+0x391/0x990
[ 1140.266681]  ? wake_up_klogd+0x180/0x180
[ 1140.270756]  ? find_held_lock+0x31/0x1c0
[ 1140.274827]  ? mark_held_locks+0xc7/0x130
[ 1140.278973]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1140.283471]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1140.287973]  vprintk_default+0x28/0x30
[ 1140.291865]  vprintk_func+0x7e/0x181
[ 1140.295582]  printk+0xa7/0xcf
[ 1140.298688]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1140.303458]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1140.307969]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1140.313257]  dump_header+0x7cc/0xf72
[ 1140.316985]  ? pagefault_out_of_memory+0x197/0x197
[ 1140.321933]  ? __lock_acquire+0x62f/0x4c20
[ 1140.326175]  ? percpu_ref_get_many+0x240/0x240
[ 1140.330762]  ? print_usage_bug+0xc0/0xc0
[ 1140.334831]  ? zap_class+0x640/0x640
[ 1140.338551]  ? print_usage_bug+0xc0/0xc0
[ 1140.342618]  ? zap_class+0x640/0x640
[ 1140.346336]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1140.351880]  ? find_held_lock+0x36/0x1c0
[ 1140.355953]  ? mark_held_locks+0xc7/0x130
[ 1140.360101]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1140.365206]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1140.370325]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1140.374909]  ? trace_hardirqs_on+0xbd/0x310
[ 1140.379241]  ? kasan_check_read+0x11/0x20
[ 1140.383405]  ? ___ratelimit+0x3b4/0x672
[ 1140.387388]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1140.392517]  ? trace_hardirqs_on+0x310/0x310
[ 1140.396954]  ? lock_downgrade+0x900/0x900
[ 1140.401106]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1140.406209]  ? ___ratelimit+0x3b9/0x672
[ 1140.410183]  ? idr_get_free+0xf70/0xf70
[ 1140.414156]  ? find_held_lock+0x36/0x1c0
[ 1140.418225]  oom_kill_process.cold.27+0x10/0x903
[ 1140.422985]  ? zap_class+0x640/0x640
[ 1140.426713]  ? check_preemption_disabled+0x48/0x280
[ 1140.431748]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1140.436686]  ? kasan_check_read+0x11/0x20
[ 1140.440843]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1140.446173]  ? oom_evaluate_task+0x540/0x540
[ 1140.450592]  ? find_held_lock+0x36/0x1c0
[ 1140.454663]  ? out_of_memory+0x974/0x1430
[ 1140.458814]  ? lock_downgrade+0x900/0x900
[ 1140.462989]  ? check_preemption_disabled+0x48/0x280
[ 1140.468041]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1140.472968]  ? kasan_check_read+0x11/0x20
[ 1140.477131]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1140.482420]  ? rcu_softirq_qs+0x20/0x20
[ 1140.486411]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1140.491978]  ? oom_evaluate_task+0x302/0x540
[ 1140.496407]  out_of_memory+0xa84/0x1430
[ 1140.500401]  ? oom_killer_disable+0x3a0/0x3a0
[ 1140.504906]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1140.509854]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1140.514879]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1140.519754]  ? warn_alloc+0x120/0x120
[ 1140.523557]  ? mark_held_locks+0x130/0x130
[ 1140.527798]  ? find_get_entry+0xaae/0x1120
[ 1140.532042]  ? filemap_map_pages+0x1a20/0x1a20
[ 1140.536633]  ? zap_class+0x640/0x640
[ 1140.540362]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1140.545903]  ? check_preemption_disabled+0x48/0x280
[ 1140.550924]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1140.556468]  ? should_fail+0x22d/0xd01
[ 1140.560362]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1140.565474]  ? zap_class+0x640/0x640
[ 1140.569216]  ? __lock_is_held+0xb5/0x140
[ 1140.573284]  ? mark_held_locks+0x130/0x130
[ 1140.577524]  ? lock_release+0xa00/0xa00
[ 1140.581498]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1140.586949]  ? xa_load+0x2ba/0x460
[ 1140.590509]  ? lock_downgrade+0x900/0x900
[ 1140.594666]  ? __might_sleep+0x95/0x190
[ 1140.598645]  __alloc_pages_nodemask+0xad8/0xea0
[ 1140.603321]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1140.608342]  ? __page_cache_alloc+0x191/0x5c0
[ 1140.612854]  ? xa_load+0x2e1/0x460
[ 1140.616426]  ? xa_clear_mark+0x40/0x40
[ 1140.620362]  ? zap_class+0x640/0x640
[ 1140.624084]  ? zap_class+0x640/0x640
[ 1140.627797]  ? zap_class+0x640/0x640
[ 1140.631530]  ? __do_page_cache_readahead+0x663/0x810
[ 1140.636638]  ? find_held_lock+0x36/0x1c0
[ 1140.640708]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1140.646258]  alloc_pages_current+0x173/0x350
[ 1140.650709]  __page_cache_alloc+0x38c/0x5c0
[ 1140.655035]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1140.659966]  ? kasan_check_read+0x11/0x20
[ 1140.664116]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1140.669399]  ? generic_perform_write+0x6a0/0x6a0
[ 1140.674166]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1140.679706]  ? check_preemption_disabled+0x48/0x280
[ 1140.684731]  filemap_fault+0x1595/0x25f0
[ 1140.688811]  ? __lock_page_or_retry+0xa00/0xa00
[ 1140.693489]  ? mark_held_locks+0x130/0x130
[ 1140.697737]  ? filemap_map_pages+0xd6b/0x1a20
[ 1140.702234]  ? lock_downgrade+0x900/0x900
[ 1140.706388]  ? check_preemption_disabled+0x48/0x280
[ 1140.711412]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1140.716364]  ? kasan_check_read+0x11/0x20
[ 1140.720509]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1140.725786]  ? rcu_softirq_qs+0x20/0x20
[ 1140.730208]  ? filemap_map_pages+0xd92/0x1a20
[ 1140.734716]  ? find_get_entries_tag+0x1400/0x1400
[ 1140.739567]  ? debug_object_destroy+0x2b0/0x2b0
[ 1140.744269]  ? lock_pi_update_atomic+0x150/0x150
[ 1140.749021]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1140.754586]  ? lock_acquire+0x1ed/0x520
[ 1140.758561]  ? ext4_filemap_fault+0x7a/0xad
[ 1140.762934]  ? lock_release+0xa00/0xa00
[ 1140.766963]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1140.772444]  ? print_usage_bug+0xc0/0xc0
[ 1140.776528]  ? print_usage_bug+0xc0/0xc0
[ 1140.780601]  ? down_read+0x8d/0x120
[ 1140.784243]  ? ext4_filemap_fault+0x7a/0xad
[ 1140.788568]  ? __down_interruptible+0x700/0x700
[ 1140.793244]  ext4_filemap_fault+0x82/0xad
[ 1140.797411]  __do_fault+0x100/0x6b0
[ 1140.801062]  ? find_held_lock+0x36/0x1c0
[ 1140.805127]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1140.810234]  ? mark_held_locks+0x130/0x130
[ 1140.814475]  ? mark_held_locks+0x130/0x130
[ 1140.818708]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1140.823205]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1140.827701]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1140.832291]  ? kasan_check_read+0x11/0x20
[ 1140.836449]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1140.842260]  __handle_mm_fault+0x3ea0/0x5be0
[ 1140.846679]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1140.851524]  ? finish_task_switch+0x1f4/0x910
[ 1140.856019]  ? finish_task_switch+0x1b4/0x910
[ 1140.860630]  ? __switch_to_asm+0x34/0x70
[ 1140.864694]  ? preempt_notifier_register+0x200/0x200
[ 1140.869794]  ? __switch_to_asm+0x34/0x70
[ 1140.873854]  ? __switch_to_asm+0x34/0x70
[ 1140.877927]  ? zap_class+0x640/0x640
[ 1140.881640]  ? zap_class+0x640/0x640
[ 1140.885355]  ? __x64_sys_futex+0x53e/0x6a0
[ 1140.889597]  ? find_held_lock+0x36/0x1c0
[ 1140.893672]  ? handle_mm_fault+0x42a/0xc70
[ 1140.897909]  ? lock_downgrade+0x900/0x900
[ 1140.902061]  ? check_preemption_disabled+0x48/0x280
[ 1140.907082]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1140.912012]  ? kasan_check_read+0x11/0x20
[ 1140.916161]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1140.921449]  ? rcu_softirq_qs+0x20/0x20
[ 1140.925445]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1140.930556]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1140.936095]  ? check_preemption_disabled+0x48/0x280
[ 1140.941120]  handle_mm_fault+0x54f/0xc70
[ 1140.945184]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1140.949774]  ? find_vma+0x34/0x190
[ 1140.953320]  __do_page_fault+0x5e8/0xe60
[ 1140.957379]  ? trace_hardirqs_off+0xb8/0x310
[ 1140.961799]  do_page_fault+0xf2/0x7e0
[ 1140.965603]  ? vmalloc_sync_all+0x30/0x30
[ 1140.969756]  ? error_entry+0x70/0xd0
[ 1140.973475]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1140.978495]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1140.983423]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1140.988365]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1140.993206]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1140.998223]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1141.003678]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1141.008692]  ? page_fault+0x8/0x30
[ 1141.012235]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1141.017080]  ? page_fault+0x8/0x30
[ 1141.020620]  page_fault+0x1e/0x30
[ 1141.024073] RIP: 0033:0x40f9c0
[ 1141.027275] Code: Bad RIP value.
[ 1141.030637] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1141.035997] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1141.043262] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1141.050535] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1141.057802] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1141.065094] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1141.072386] warn_alloc_show_mem: 1 callbacks suppressed
[ 1141.072398] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1141.072400] Mem-Info:
[ 1141.072438] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1141.072438]  active_file:15 inactive_file:19 isolated_file:0
[ 1141.072438]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1141.072438]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1141.072438]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1141.072438]  free:13737 free_pcp:253 free_cma:0
[ 1141.077784] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1141.084973] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1141.087373] Call Trace:
[ 1141.120327] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1141.129674]  <IRQ>
[ 1141.157236] lowmem_reserve[]: 0 2818 6321 6321
[ 1141.159833]  dump_stack+0x244/0x39d
[ 1141.185913] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1141.188066]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1141.192611] lowmem_reserve[]: 0 0 3503 3503
[ 1141.196248]  warn_alloc.cold.116+0xb7/0x1bd
[ 1141.223714] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1141.228905]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1141.233191] lowmem_reserve[]: 0 0 0 0
[ 1141.237521]  ? lock_downgrade+0x900/0x900
[ 1141.266482] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1141.271358]  ? trace_hardirqs_off+0xb8/0x310
[ 1141.275141] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1141.279290]  ? trace_hardirqs_off+0xb8/0x310
[ 1141.292790] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1141.297201]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1141.312026] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1141.316481]  ? warn_alloc+0x120/0x120
[ 1141.332120] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1141.336974]  ? print_usage_bug+0xc0/0xc0
[ 1141.345781] 1801 total pagecache pages
[ 1141.349572]  ? warn_alloc+0x120/0x120
[ 1141.358139] 0 pages in swap cache
[ 1141.362183]  ? warn_alloc+0x120/0x120
[ 1141.366048] Swap cache stats: add 0, delete 0, find 0/0
[ 1141.369840]  ? print_usage_bug+0xc0/0xc0
[ 1141.373269] Free swap  = 0kB
[ 1141.377077]  ? kvm_clock_read+0x18/0x30
[ 1141.382414] Total swap = 0kB
[ 1141.386470]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1141.386486]  ? print_usage_bug+0xc0/0xc0
[ 1141.389482] 1965979 pages RAM
[ 1141.393454]  ? __lock_acquire+0x62f/0x4c20
[ 1141.396462] 0 pages HighMem/MovableOnly
[ 1141.396470] 342854 pages reserved
[ 1141.401490]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1141.405523] 0 pages cma reserved
[ 1141.408624]  ? should_fail+0x22d/0xd01
[ 1141.412885] aoe: skb alloc failure
[ 1141.416800]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1141.416832]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1141.416850]  ? __lock_acquire+0x62f/0x4c20
[ 1141.420311] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1141.425809]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1141.429149] syz-fuzzer cpuset=/ mems_allowed=0
[ 1141.433047]  ? __lock_acquire+0x62f/0x4c20
[ 1141.475249]  ? should_fail+0x22d/0xd01
[ 1141.479134]  ? rcu_irq_exit+0x1a2/0x390
[ 1141.483121]  ? mark_held_locks+0x130/0x130
[ 1141.487363]  ? mark_held_locks+0x130/0x130
[ 1141.491619]  ? mark_held_locks+0xc7/0x130
[ 1141.495780]  ? smp_apic_timer_interrupt+0x1cb/0x760
[ 1141.500798]  ? zap_class+0x640/0x640
[ 1141.504530]  ? print_usage_bug+0xc0/0xc0
[ 1141.508606]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1141.514150]  ? check_preemption_disabled+0x48/0x280
[ 1141.519177]  ? __lock_is_held+0xb5/0x140
[ 1141.523270]  __alloc_pages_nodemask+0xad8/0xea0
[ 1141.527937]  ? zap_class+0x640/0x640
[ 1141.531669]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1141.536694]  ? find_held_lock+0x36/0x1c0
[ 1141.540765]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1141.545445]  ? lock_downgrade+0x900/0x900
[ 1141.549604]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1141.555148]  cache_grow_begin+0xa5/0x8c0
[ 1141.559208]  ? do_raw_spin_unlock+0xa7/0x330
[ 1141.563627]  fallback_alloc+0x204/0x2e0
[ 1141.567612]  ____cache_alloc_node+0x1c7/0x1e0
[ 1141.572108]  kmem_cache_alloc_node+0xe3/0x730
[ 1141.576618]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1141.580865]  __alloc_skb+0x119/0x770
[ 1141.584591]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1141.589874]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1141.594282]  ? lock_downgrade+0x900/0x900
[ 1141.598461]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1141.604005]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1141.609468]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1141.614920]  ? addrconf_rs_timer+0x690/0x690
[ 1141.619346]  ndisc_alloc_skb+0x144/0x340
[ 1141.623416]  ndisc_send_rs+0x331/0x6e0
[ 1141.627319]  addrconf_rs_timer+0x314/0x690
[ 1141.631562]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1141.635807]  call_timer_fn+0x272/0x920
[ 1141.639694]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1141.643931]  ? process_timeout+0x40/0x40
[ 1141.648008]  ? __run_timers+0x7da/0xc70
[ 1141.651990]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1141.656488]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1141.660985]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1141.665242]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1141.669850]  ? trace_hardirqs_on+0xbd/0x310
[ 1141.674187]  ? kasan_check_read+0x11/0x20
[ 1141.678334]  ? __run_timers+0x7da/0xc70
[ 1141.682310]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1141.687421]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1141.691677]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1141.695908]  __run_timers+0x7e5/0xc70
[ 1141.699721]  ? timer_fixup_init+0x70/0x70
[ 1141.703869]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1141.708892]  ? zap_class+0x640/0x640
[ 1141.712620]  ? enqueue_hrtimer+0x1a5/0x560
[ 1141.716885]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1141.722099]  ? find_held_lock+0x36/0x1c0
[ 1141.726166]  ? zap_class+0x640/0x640
[ 1141.729887]  ? pvclock_read_flags+0x160/0x160
[ 1141.734387]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1141.739928]  ? check_preemption_disabled+0x48/0x280
[ 1141.744975]  ? __lock_is_held+0xb5/0x140
[ 1141.749038]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1141.754594]  ? check_preemption_disabled+0x48/0x280
[ 1141.759645]  run_timer_softirq+0x52/0xb0
[ 1141.763710]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1141.768731]  __do_softirq+0x308/0xb7e
[ 1141.772533]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1141.777026]  ? lock_downgrade+0x900/0x900
[ 1141.781209]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1141.786345]  ? pvclock_read_flags+0x160/0x160
[ 1141.790843]  ? lapic_next_event+0x5a/0x90
[ 1141.794992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1141.800541]  ? kvm_clock_read+0x18/0x30
[ 1141.804521]  ? kvm_sched_clock_read+0x9/0x20
[ 1141.808966]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1141.814508]  ? check_preemption_disabled+0x48/0x280
[ 1141.819548]  irq_exit+0x17f/0x1c0
[ 1141.823002]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1141.827872]  ? smp_reschedule_interrupt+0x109/0x650
[ 1141.832887]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1141.838770]  ? interrupt_entry+0xb5/0xc0
[ 1141.842843]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1141.847860]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1141.852892]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1141.857735]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1141.862747]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1141.867767]  ? task_prio+0x50/0x50
[ 1141.871309]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1141.876846]  ? check_preemption_disabled+0x48/0x280
[ 1141.881871]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1141.886720]  apic_timer_interrupt+0xf/0x20
[ 1141.890946]  </IRQ>
[ 1141.893188] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1141.898118] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1141.917018] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1141.924726] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1141.932008] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1141.939275] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1141.946542] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1141.953807] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1141.961127]  skb_clone+0x1bb/0x500
[ 1141.964667]  ? finish_task_switch+0x2f4/0x910
[ 1141.969165]  ? skb_split+0x11e0/0x11e0
[ 1141.973066]  ? preempt_notifier_register+0x200/0x200
[ 1141.978162]  ? __switch_to_asm+0x34/0x70
[ 1141.982228]  ? __switch_to_asm+0x34/0x70
[ 1141.986298]  ? __switch_to_asm+0x40/0x70
[ 1141.990357]  ? __switch_to_asm+0x34/0x70
[ 1141.994415]  ? __switch_to_asm+0x40/0x70
[ 1141.998492]  ? __switch_to_asm+0x34/0x70
[ 1142.002552]  ? __switch_to_asm+0x40/0x70
[ 1142.006627]  ? __switch_to_asm+0x34/0x70
[ 1142.010690]  ? __switch_to_asm+0x34/0x70
[ 1142.014748]  ? __switch_to_asm+0x40/0x70
[ 1142.018817]  ? __switch_to_asm+0x34/0x70
[ 1142.022883]  bpf_clone_redirect+0xb9/0x490
[ 1142.027176]  ? __schedule+0x8d7/0x21d0
[ 1142.031071]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1142.036099]  ? __sched_text_start+0x8/0x8
[ 1142.040247]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1142.045012]  ? find_held_lock+0x36/0x1c0
[ 1142.049099]  ? lock_acquire+0x1ed/0x520
[ 1142.053141]  ? bpf_test_run+0x3cb/0x780
[ 1142.057140]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1142.062682]  ? check_preemption_disabled+0x48/0x280
[ 1142.067709]  ? kasan_check_read+0x11/0x20
[ 1142.071858]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1142.077134]  ? rcu_softirq_qs+0x20/0x20
[ 1142.081125]  ? preempt_schedule+0x4d/0x60
[ 1142.085276]  ? ___preempt_schedule+0x16/0x18
[ 1142.089695]  ? bpf_test_run+0x25d/0x780
[ 1142.093686]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1142.098101]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1142.103664]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1142.108440]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1142.113282]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1142.118849]  ? fput+0x130/0x1a0
[ 1142.122148]  ? __bpf_prog_get+0x9b/0x290
[ 1142.126214]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1142.131055]  ? bpf_prog_test_run+0x130/0x1a0
[ 1142.135470]  ? __x64_sys_bpf+0x3d8/0x520
[ 1142.139533]  ? bpf_prog_get+0x20/0x20
[ 1142.143352]  ? do_syscall_64+0x1b9/0x820
[ 1142.147413]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1142.152790]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1142.157717]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1142.162561]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1142.167578]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1142.172595]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1142.177615]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1142.182489]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1142.187877] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1142.187945] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1142.194886] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1142.194892] Call Trace:
[ 1142.194897]  <IRQ>
[ 1142.194915]  dump_stack+0x244/0x39d
[ 1142.194933]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1142.201477] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1142.210775]  warn_alloc.cold.116+0xb7/0x1bd
[ 1142.213329] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1142.215505]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1142.249046]  ? lock_downgrade+0x900/0x900
[ 1142.253211]  ? trace_hardirqs_off+0xb8/0x310
[ 1142.257624]  ? trace_hardirqs_off+0xb8/0x310
[ 1142.262073]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1142.266943]  ? warn_alloc+0x120/0x120
[ 1142.270752]  ? warn_alloc+0x120/0x120
[ 1142.274555]  ? __lock_acquire+0x62f/0x4c20
[ 1142.278789]  ? warn_alloc+0x120/0x120
[ 1142.282605]  ? print_usage_bug+0xc0/0xc0
[ 1142.286669]  ? print_usage_bug+0xc0/0xc0
[ 1142.290734]  ? mark_held_locks+0x130/0x130
[ 1142.294970]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1142.300509]  ? should_fail+0x22d/0xd01
[ 1142.304396]  ? zap_class+0x640/0x640
[ 1142.308120]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1142.313225]  ? __lock_acquire+0x62f/0x4c20
[ 1142.317471]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1142.322577]  ? should_fail+0x22d/0xd01
[ 1142.326484]  ? mark_held_locks+0x130/0x130
[ 1142.330723]  ? mark_held_locks+0x130/0x130
[ 1142.334956]  ? lock_downgrade+0x900/0x900
[ 1142.339104]  ? zap_class+0x640/0x640
[ 1142.342821]  ? zap_class+0x640/0x640
[ 1142.346534]  ? zap_class+0x640/0x640
[ 1142.350261]  ? do_raw_spin_unlock+0xa7/0x330
[ 1142.354700]  ? trace_hardirqs_on+0x310/0x310
[ 1142.359136]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1142.364674]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1142.370241]  ? check_preemption_disabled+0x48/0x280
[ 1142.375269]  ? __lock_is_held+0xb5/0x140
[ 1142.379351]  __alloc_pages_nodemask+0xad8/0xea0
[ 1142.384017]  ? zap_class+0x640/0x640
[ 1142.387733]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1142.392762]  ? find_held_lock+0x36/0x1c0
[ 1142.396829]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1142.401513]  ? lock_downgrade+0x900/0x900
[ 1142.405669]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1142.411229]  cache_grow_begin+0xa5/0x8c0
[ 1142.415288]  ? do_raw_spin_unlock+0xa7/0x330
[ 1142.419703]  fallback_alloc+0x204/0x2e0
[ 1142.423692]  ____cache_alloc_node+0x1c7/0x1e0
[ 1142.428206]  kmem_cache_alloc_node+0xe3/0x730
[ 1142.432708]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1142.437299]  __alloc_skb+0x119/0x770
[ 1142.441012]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[ 1142.446391]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1142.450808]  ? vprintk_default+0x28/0x30
[ 1142.454870]  ? vprintk_func+0x85/0x181
[ 1142.458759]  ? printk+0xa7/0xcf
[ 1142.462066]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1142.466840]  ? do_raw_spin_trylock+0x270/0x270
[ 1142.471427]  new_skb+0x26/0x1c0
[ 1142.474718]  aoecmd_cfg+0x279/0x7f0
[ 1142.478360]  ? find_held_lock+0x36/0x1c0
[ 1142.482423]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[ 1142.486764]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1142.492326]  ? __lock_is_held+0xb5/0x140
[ 1142.496421]  discover_timer+0x50/0x60
[ 1142.500238]  call_timer_fn+0x272/0x920
[ 1142.504129]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1142.509001]  ? process_timeout+0x40/0x40
[ 1142.513070]  ? mark_held_locks+0xc7/0x130
[ 1142.517236]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1142.521730]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1142.526223]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1142.531065]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1142.535650]  ? trace_hardirqs_on+0xbd/0x310
[ 1142.540016]  ? kasan_check_read+0x11/0x20
[ 1142.544176]  ? __run_timers+0x7da/0xc70
[ 1142.548164]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1142.553277]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1142.558120]  __run_timers+0x7e5/0xc70
[ 1142.561931]  ? timer_fixup_init+0x70/0x70
[ 1142.566144]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1142.571176]  ? zap_class+0x640/0x640
[ 1142.574898]  ? print_usage_bug+0xc0/0xc0
[ 1142.578967]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1142.584167]  ? find_held_lock+0x36/0x1c0
[ 1142.588232]  ? zap_class+0x640/0x640
[ 1142.591949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1142.597491]  ? check_preemption_disabled+0x48/0x280
[ 1142.602516]  ? __lock_is_held+0xb5/0x140
[ 1142.606577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1142.612118]  ? check_preemption_disabled+0x48/0x280
[ 1142.617140]  run_timer_softirq+0x52/0xb0
[ 1142.621215]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1142.626237]  __do_softirq+0x308/0xb7e
[ 1142.630056]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1142.634552]  ? lock_downgrade+0x900/0x900
[ 1142.638708]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1142.643817]  ? pvclock_read_flags+0x160/0x160
[ 1142.648361]  ? lapic_next_event+0x5a/0x90
[ 1142.652525]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1142.658066]  ? kvm_clock_read+0x18/0x30
[ 1142.662044]  ? kvm_sched_clock_read+0x9/0x20
[ 1142.666510]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1142.672053]  ? check_preemption_disabled+0x48/0x280
[ 1142.677094]  irq_exit+0x17f/0x1c0
[ 1142.680548]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1142.685404]  ? smp_reschedule_interrupt+0x109/0x650
[ 1142.690439]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1142.696332]  ? interrupt_entry+0xb5/0xc0
[ 1142.700392]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1142.705406]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1142.710456]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1142.715302]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1142.720318]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1142.725332]  ? task_prio+0x50/0x50
[ 1142.729323]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1142.734860]  ? check_preemption_disabled+0x48/0x280
[ 1142.739882]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1142.744740]  apic_timer_interrupt+0xf/0x20
[ 1142.748979]  </IRQ>
[ 1142.751215] RIP: 0010:console_unlock+0x102f/0x1190
[ 1142.756175] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1142.775066] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1142.782767] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1142.790030] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1142.797293] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1142.804584] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1142.811854] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1142.819148]  ? netconsole_netdev_event+0x280/0x280
[ 1142.824086]  ? console_unlock+0x1026/0x1190
[ 1142.828421]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1142.833148]  ? vprintk_emit+0x846/0x990
[ 1142.837126]  ? lock_release+0xa00/0xa00
[ 1142.841117]  ? trace_hardirqs_on+0x30/0x310
[ 1142.845445]  ? vprintk_default+0x28/0x30
[ 1142.849522]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1142.854627]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1142.860312]  vprintk_emit+0x391/0x990
[ 1142.864117]  ? wake_up_klogd+0x180/0x180
[ 1142.868191]  ? find_held_lock+0x31/0x1c0
[ 1142.872262]  ? mark_held_locks+0xc7/0x130
[ 1142.876416]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1142.880925]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1142.885425]  vprintk_default+0x28/0x30
[ 1142.889344]  vprintk_func+0x7e/0x181
[ 1142.893060]  printk+0xa7/0xcf
[ 1142.896171]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1142.900930]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1142.905442]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1142.910748]  dump_header+0x7cc/0xf72
[ 1142.914485]  ? pagefault_out_of_memory+0x197/0x197
[ 1142.919425]  ? __lock_acquire+0x62f/0x4c20
[ 1142.923690]  ? percpu_ref_get_many+0x240/0x240
[ 1142.928280]  ? print_usage_bug+0xc0/0xc0
[ 1142.932348]  ? zap_class+0x640/0x640
[ 1142.936061]  ? print_usage_bug+0xc0/0xc0
[ 1142.940122]  ? zap_class+0x640/0x640
[ 1142.943840]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1142.949383]  ? find_held_lock+0x36/0x1c0
[ 1142.953466]  ? mark_held_locks+0xc7/0x130
[ 1142.957615]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1142.962719]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1142.967823]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1142.972405]  ? trace_hardirqs_on+0xbd/0x310
[ 1142.976736]  ? kasan_check_read+0x11/0x20
[ 1142.980884]  ? ___ratelimit+0x3b4/0x672
[ 1142.984857]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1142.989960]  ? trace_hardirqs_on+0x310/0x310
[ 1142.994370]  ? lock_downgrade+0x900/0x900
[ 1142.998535]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1143.003637]  ? ___ratelimit+0x3b9/0x672
[ 1143.007611]  ? idr_get_free+0xf70/0xf70
[ 1143.011585]  ? find_held_lock+0x36/0x1c0
[ 1143.015657]  oom_kill_process.cold.27+0x10/0x903
[ 1143.020413]  ? zap_class+0x640/0x640
[ 1143.024137]  ? check_preemption_disabled+0x48/0x280
[ 1143.029155]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1143.034083]  ? kasan_check_read+0x11/0x20
[ 1143.038228]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1143.043508]  ? oom_evaluate_task+0x540/0x540
[ 1143.047937]  ? find_held_lock+0x36/0x1c0
[ 1143.052009]  ? out_of_memory+0x974/0x1430
[ 1143.056160]  ? lock_downgrade+0x900/0x900
[ 1143.060309]  ? check_preemption_disabled+0x48/0x280
[ 1143.065329]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1143.070259]  ? kasan_check_read+0x11/0x20
[ 1143.074404]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1143.079687]  ? rcu_softirq_qs+0x20/0x20
[ 1143.083663]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1143.089201]  ? oom_evaluate_task+0x302/0x540
[ 1143.093617]  out_of_memory+0xa84/0x1430
[ 1143.097600]  ? oom_killer_disable+0x3a0/0x3a0
[ 1143.102122]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1143.107067]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1143.112095]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1143.116965]  ? warn_alloc+0x120/0x120
[ 1143.120766]  ? mark_held_locks+0x130/0x130
[ 1143.125035]  ? find_get_entry+0xaae/0x1120
[ 1143.129280]  ? filemap_map_pages+0x1a20/0x1a20
[ 1143.133884]  ? zap_class+0x640/0x640
[ 1143.137630]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1143.143172]  ? check_preemption_disabled+0x48/0x280
[ 1143.148191]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1143.153729]  ? should_fail+0x22d/0xd01
[ 1143.157621]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1143.162729]  ? zap_class+0x640/0x640
[ 1143.166516]  ? __lock_is_held+0xb5/0x140
[ 1143.170619]  ? mark_held_locks+0x130/0x130
[ 1143.174861]  ? lock_release+0xa00/0xa00
[ 1143.178878]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1143.184325]  ? xa_load+0x2ba/0x460
[ 1143.187866]  ? lock_downgrade+0x900/0x900
[ 1143.192019]  ? __might_sleep+0x95/0x190
[ 1143.196001]  __alloc_pages_nodemask+0xad8/0xea0
[ 1143.200679]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1143.205695]  ? __page_cache_alloc+0x191/0x5c0
[ 1143.210189]  ? xa_load+0x2e1/0x460
[ 1143.213731]  ? xa_clear_mark+0x40/0x40
[ 1143.217620]  ? zap_class+0x640/0x640
[ 1143.221341]  ? zap_class+0x640/0x640
[ 1143.225057]  ? zap_class+0x640/0x640
[ 1143.228770]  ? __do_page_cache_readahead+0x663/0x810
[ 1143.233880]  ? find_held_lock+0x36/0x1c0
[ 1143.237978]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1143.243527]  alloc_pages_current+0x173/0x350
[ 1143.247946]  __page_cache_alloc+0x38c/0x5c0
[ 1143.252264]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1143.257196]  ? kasan_check_read+0x11/0x20
[ 1143.261342]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1143.266660]  ? generic_perform_write+0x6a0/0x6a0
[ 1143.271436]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1143.277000]  ? check_preemption_disabled+0x48/0x280
[ 1143.282020]  filemap_fault+0x1595/0x25f0
[ 1143.286094]  ? __lock_page_or_retry+0xa00/0xa00
[ 1143.290778]  ? mark_held_locks+0x130/0x130
[ 1143.295048]  ? filemap_map_pages+0xd6b/0x1a20
[ 1143.299547]  ? lock_downgrade+0x900/0x900
[ 1143.303693]  ? check_preemption_disabled+0x48/0x280
[ 1143.308711]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1143.313639]  ? kasan_check_read+0x11/0x20
[ 1143.317790]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1143.323071]  ? rcu_softirq_qs+0x20/0x20
[ 1143.327055]  ? filemap_map_pages+0xd92/0x1a20
[ 1143.331567]  ? find_get_entries_tag+0x1400/0x1400
[ 1143.336417]  ? debug_object_destroy+0x2b0/0x2b0
[ 1143.341102]  ? lock_pi_update_atomic+0x150/0x150
[ 1143.345869]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1143.351437]  ? lock_acquire+0x1ed/0x520
[ 1143.355441]  ? ext4_filemap_fault+0x7a/0xad
[ 1143.359779]  ? lock_release+0xa00/0xa00
[ 1143.363752]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1143.369205]  ? print_usage_bug+0xc0/0xc0
[ 1143.373308]  ? print_usage_bug+0xc0/0xc0
[ 1143.377383]  ? down_read+0x8d/0x120
[ 1143.381007]  ? ext4_filemap_fault+0x7a/0xad
[ 1143.385326]  ? __down_interruptible+0x700/0x700
[ 1143.390005]  ext4_filemap_fault+0x82/0xad
[ 1143.394173]  __do_fault+0x100/0x6b0
[ 1143.397799]  ? find_held_lock+0x36/0x1c0
[ 1143.401877]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1143.406984]  ? mark_held_locks+0x130/0x130
[ 1143.411238]  ? mark_held_locks+0x130/0x130
[ 1143.415487]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1143.419995]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1143.424509]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1143.429108]  ? kasan_check_read+0x11/0x20
[ 1143.433272]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1143.438828]  __handle_mm_fault+0x3ea0/0x5be0
[ 1143.443244]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1143.448093]  ? finish_task_switch+0x1f4/0x910
[ 1143.452593]  ? finish_task_switch+0x1b4/0x910
[ 1143.457085]  ? __switch_to_asm+0x34/0x70
[ 1143.461147]  ? preempt_notifier_register+0x200/0x200
[ 1143.466250]  ? __switch_to_asm+0x34/0x70
[ 1143.470308]  ? __switch_to_asm+0x34/0x70
[ 1143.474381]  ? zap_class+0x640/0x640
[ 1143.478095]  ? zap_class+0x640/0x640
[ 1143.481811]  ? __x64_sys_futex+0x53e/0x6a0
[ 1143.486049]  ? find_held_lock+0x36/0x1c0
[ 1143.490118]  ? handle_mm_fault+0x42a/0xc70
[ 1143.494350]  ? lock_downgrade+0x900/0x900
[ 1143.498496]  ? check_preemption_disabled+0x48/0x280
[ 1143.503519]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1143.508460]  ? kasan_check_read+0x11/0x20
[ 1143.512611]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1143.517888]  ? rcu_softirq_qs+0x20/0x20
[ 1143.521864]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1143.526968]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1143.532513]  ? check_preemption_disabled+0x48/0x280
[ 1143.537545]  handle_mm_fault+0x54f/0xc70
[ 1143.541611]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1143.546202]  ? find_vma+0x34/0x190
[ 1143.549764]  __do_page_fault+0x5e8/0xe60
[ 1143.553852]  ? trace_hardirqs_off+0xb8/0x310
[ 1143.558293]  do_page_fault+0xf2/0x7e0
[ 1143.562096]  ? vmalloc_sync_all+0x30/0x30
[ 1143.566283]  ? error_entry+0x70/0xd0
[ 1143.570013]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1143.575026]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1143.579957]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1143.584888]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1143.589732]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1143.594752]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1143.600204]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1143.605222]  ? page_fault+0x8/0x30
[ 1143.608763]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1143.613627]  ? page_fault+0x8/0x30
[ 1143.617171]  page_fault+0x1e/0x30
[ 1143.620626] RIP: 0033:0x40f9c0
[ 1143.623837] Code: Bad RIP value.
[ 1143.627199] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1143.632560] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1143.639829] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1143.647098] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1143.654363] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1143.661627] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1143.668913] warn_alloc_show_mem: 1 callbacks suppressed
[ 1143.668925] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1143.668927] Mem-Info:
[ 1143.668958] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1143.668958]  active_file:15 inactive_file:19 isolated_file:0
[ 1143.668958]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1143.668958]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1143.668958]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1143.668958]  free:13737 free_pcp:253 free_cma:0
[ 1143.674303] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1143.681551] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1143.683961] Call Trace:
[ 1143.716928] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1143.726274]  <IRQ>
[ 1143.753848] lowmem_reserve[]: 0 2818 6321 6321
[ 1143.756444]  dump_stack+0x244/0x39d
[ 1143.782545] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1143.784698]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1143.789252] lowmem_reserve[]: 0 0 3503 3503
[ 1143.792912]  warn_alloc.cold.116+0xb7/0x1bd
[ 1143.820378] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1143.825565]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1143.829859] lowmem_reserve[]: 0 0 0 0
[ 1143.834175]  ? lock_downgrade+0x900/0x900
[ 1143.863125] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1143.867972]  ? trace_hardirqs_off+0xb8/0x310
[ 1143.871737] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1143.875881]  ? trace_hardirqs_off+0xb8/0x310
[ 1143.889378] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1143.893784]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1143.908589] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1143.913008]  ? warn_alloc+0x120/0x120
[ 1143.928658] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1143.933494]  ? print_usage_bug+0xc0/0xc0
[ 1143.942305] 1801 total pagecache pages
[ 1143.946092]  ? warn_alloc+0x120/0x120
[ 1143.954651] 0 pages in swap cache
[ 1143.958695]  ? warn_alloc+0x120/0x120
[ 1143.962563] Swap cache stats: add 0, delete 0, find 0/0
[ 1143.966357]  ? print_usage_bug+0xc0/0xc0
[ 1143.969787] Free swap  = 0kB
[ 1143.973581]  ? print_usage_bug+0xc0/0xc0
[ 1143.978917] Total swap = 0kB
[ 1143.982976]  ? __lock_acquire+0x62f/0x4c20
[ 1143.985967] 1965979 pages RAM
[ 1143.990024]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1143.993013] 0 pages HighMem/MovableOnly
[ 1143.997241]  ? should_fail+0x22d/0xd01
[ 1144.000318] 342854 pages reserved
[ 1144.005850]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1144.009797] 0 pages cma reserved
[ 1144.013680]  ? __lock_acquire+0x62f/0x4c20
[ 1144.017176] aoe: skb alloc failure
[ 1144.022207]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1144.025636] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1144.029789]  ? __lock_acquire+0x62f/0x4c20
[ 1144.033307] syz-fuzzer cpuset=/ mems_allowed=0
[ 1144.038406]  ? should_fail+0x22d/0xd01
[ 1144.061281]  ? find_held_lock+0x36/0x1c0
[ 1144.065358]  ? mark_held_locks+0x130/0x130
[ 1144.069600]  ? mark_held_locks+0x130/0x130
[ 1144.073831]  ? zap_class+0x640/0x640
[ 1144.077546]  ? zap_class+0x640/0x640
[ 1144.081267]  ? print_usage_bug+0xc0/0xc0
[ 1144.085324]  ? do_raw_spin_unlock+0xa7/0x330
[ 1144.089737]  ? zap_class+0x640/0x640
[ 1144.093462]  ? print_usage_bug+0xc0/0xc0
[ 1144.097523]  ? wq_watchdog_touch+0x9c/0xfe
[ 1144.101761]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1144.107300]  ? check_preemption_disabled+0x48/0x280
[ 1144.112324]  ? __lock_is_held+0xb5/0x140
[ 1144.116395]  __alloc_pages_nodemask+0xad8/0xea0
[ 1144.121074]  ? zap_class+0x640/0x640
[ 1144.124793]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1144.129822]  ? find_held_lock+0x36/0x1c0
[ 1144.133897]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1144.138567]  ? lock_downgrade+0x900/0x900
[ 1144.142727]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1144.148271]  cache_grow_begin+0xa5/0x8c0
[ 1144.152334]  ? do_raw_spin_unlock+0xa7/0x330
[ 1144.156752]  fallback_alloc+0x204/0x2e0
[ 1144.160734]  ____cache_alloc_node+0x1c7/0x1e0
[ 1144.165235]  kmem_cache_alloc_node+0xe3/0x730
[ 1144.169737]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1144.173993]  __alloc_skb+0x119/0x770
[ 1144.177708]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1144.182989]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1144.187396]  ? lock_downgrade+0x900/0x900
[ 1144.191558]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1144.197099]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1144.202554]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1144.208009]  ? addrconf_rs_timer+0x690/0x690
[ 1144.212428]  ndisc_alloc_skb+0x144/0x340
[ 1144.216507]  ndisc_send_rs+0x331/0x6e0
[ 1144.220412]  addrconf_rs_timer+0x314/0x690
[ 1144.224674]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1144.228915]  call_timer_fn+0x272/0x920
[ 1144.232799]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1144.237066]  ? process_timeout+0x40/0x40
[ 1144.241136]  ? __run_timers+0x7da/0xc70
[ 1144.245112]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1144.249609]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1144.254100]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1144.258347]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1144.262949]  ? trace_hardirqs_on+0xbd/0x310
[ 1144.267307]  ? kasan_check_read+0x11/0x20
[ 1144.271488]  ? __run_timers+0x7da/0xc70
[ 1144.275464]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1144.280573]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1144.284819]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1144.289054]  __run_timers+0x7e5/0xc70
[ 1144.292868]  ? timer_fixup_init+0x70/0x70
[ 1144.297018]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1144.302034]  ? zap_class+0x640/0x640
[ 1144.305754]  ? enqueue_hrtimer+0x1a5/0x560
[ 1144.310004]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1144.315200]  ? find_held_lock+0x36/0x1c0
[ 1144.319295]  ? zap_class+0x640/0x640
[ 1144.323013]  ? pvclock_read_flags+0x160/0x160
[ 1144.327514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1144.333057]  ? check_preemption_disabled+0x48/0x280
[ 1144.338096]  ? __lock_is_held+0xb5/0x140
[ 1144.342196]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1144.347749]  ? check_preemption_disabled+0x48/0x280
[ 1144.352770]  run_timer_softirq+0x52/0xb0
[ 1144.356832]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1144.361866]  __do_softirq+0x308/0xb7e
[ 1144.365670]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1144.370161]  ? lock_downgrade+0x900/0x900
[ 1144.374315]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1144.379424]  ? pvclock_read_flags+0x160/0x160
[ 1144.383935]  ? lapic_next_event+0x5a/0x90
[ 1144.388103]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1144.393647]  ? kvm_clock_read+0x18/0x30
[ 1144.397624]  ? kvm_sched_clock_read+0x9/0x20
[ 1144.402037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1144.407579]  ? check_preemption_disabled+0x48/0x280
[ 1144.412607]  irq_exit+0x17f/0x1c0
[ 1144.416079]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1144.420929]  ? smp_reschedule_interrupt+0x109/0x650
[ 1144.425959]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1144.431845]  ? interrupt_entry+0xb5/0xc0
[ 1144.435909]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1144.440929]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1144.446040]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1144.450884]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1144.455899]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1144.460919]  ? task_prio+0x50/0x50
[ 1144.464508]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1144.470067]  ? check_preemption_disabled+0x48/0x280
[ 1144.475090]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1144.479941]  apic_timer_interrupt+0xf/0x20
[ 1144.484169]  </IRQ>
[ 1144.486414] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1144.491350] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1144.510247] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1144.517959] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1144.525225] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1144.532494] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1144.539759] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1144.547030] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1144.554347]  skb_clone+0x1bb/0x500
[ 1144.557904]  ? finish_task_switch+0x2f4/0x910
[ 1144.562401]  ? skb_split+0x11e0/0x11e0
[ 1144.566299]  ? preempt_notifier_register+0x200/0x200
[ 1144.571401]  ? __switch_to_asm+0x34/0x70
[ 1144.575468]  ? __switch_to_asm+0x34/0x70
[ 1144.579526]  ? __switch_to_asm+0x40/0x70
[ 1144.583583]  ? __switch_to_asm+0x34/0x70
[ 1144.587641]  ? __switch_to_asm+0x40/0x70
[ 1144.591697]  ? __switch_to_asm+0x34/0x70
[ 1144.595756]  ? __switch_to_asm+0x40/0x70
[ 1144.599815]  ? __switch_to_asm+0x34/0x70
[ 1144.603902]  ? __switch_to_asm+0x34/0x70
[ 1144.607979]  ? __switch_to_asm+0x40/0x70
[ 1144.612035]  ? __switch_to_asm+0x34/0x70
[ 1144.616109]  bpf_clone_redirect+0xb9/0x490
[ 1144.620357]  ? __schedule+0x8d7/0x21d0
[ 1144.624267]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1144.629287]  ? __sched_text_start+0x8/0x8
[ 1144.633445]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1144.638215]  ? find_held_lock+0x36/0x1c0
[ 1144.642288]  ? lock_acquire+0x1ed/0x520
[ 1144.646265]  ? bpf_test_run+0x3cb/0x780
[ 1144.650240]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1144.655777]  ? check_preemption_disabled+0x48/0x280
[ 1144.660803]  ? kasan_check_read+0x11/0x20
[ 1144.664973]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1144.670267]  ? rcu_softirq_qs+0x20/0x20
[ 1144.674243]  ? preempt_schedule+0x4d/0x60
[ 1144.678417]  ? ___preempt_schedule+0x16/0x18
[ 1144.682845]  ? bpf_test_run+0x25d/0x780
[ 1144.686830]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1144.691269]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1144.696811]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1144.701582]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1144.706426]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1144.711991]  ? fput+0x130/0x1a0
[ 1144.715276]  ? __bpf_prog_get+0x9b/0x290
[ 1144.719339]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1144.724183]  ? bpf_prog_test_run+0x130/0x1a0
[ 1144.728715]  ? __x64_sys_bpf+0x3d8/0x520
[ 1144.732776]  ? bpf_prog_get+0x20/0x20
[ 1144.736597]  ? do_syscall_64+0x1b9/0x820
[ 1144.740659]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1144.746025]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1144.750950]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1144.755842]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1144.760857]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1144.765880]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1144.770904]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1144.775774]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1144.781156] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1144.781253] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1144.788168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1144.788173] Call Trace:
[ 1144.788179]  <IRQ>
[ 1144.788196]  dump_stack+0x244/0x39d
[ 1144.788215]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1144.788241]  warn_alloc.cold.116+0xb7/0x1bd
[ 1144.794794] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1144.804054]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1144.806618] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1144.808761]  ? lock_downgrade+0x900/0x900
[ 1144.846353]  ? trace_hardirqs_off+0xb8/0x310
[ 1144.850769]  ? trace_hardirqs_off+0xb8/0x310
[ 1144.855187]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1144.860224]  ? warn_alloc+0x120/0x120
[ 1144.864032]  ? warn_alloc+0x120/0x120
[ 1144.867839]  ? warn_alloc+0x120/0x120
[ 1144.871657]  ? print_usage_bug+0xc0/0xc0
[ 1144.875719]  ? check_preemption_disabled+0x48/0x280
[ 1144.880735]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1144.885247]  ? print_usage_bug+0xc0/0xc0
[ 1144.889308]  ? kasan_check_read+0x11/0x20
[ 1144.893500]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1144.898776]  ? rcu_softirq_qs+0x20/0x20
[ 1144.902754]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1144.908290]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1144.913833]  ? should_fail+0x22d/0xd01
[ 1144.917730]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1144.922836]  ? __lock_acquire+0x62f/0x4c20
[ 1144.927073]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1144.932187]  ? __lock_acquire+0x62f/0x4c20
[ 1144.936511]  ? should_fail+0x22d/0xd01
[ 1144.940401]  ? task_prio+0x50/0x50
[ 1144.943987]  ? mark_held_locks+0x130/0x130
[ 1144.948241]  ? mark_held_locks+0x130/0x130
[ 1144.952484]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1144.957241]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1144.961825]  ? retint_kernel+0x2d/0x2d
[ 1144.965713]  ? zap_class+0x640/0x640
[ 1144.969439]  ? print_usage_bug+0xc0/0xc0
[ 1144.973602]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1144.979067]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1144.984603]  ? check_preemption_disabled+0x48/0x280
[ 1144.989649]  ? __lock_is_held+0xb5/0x140
[ 1144.993720]  __alloc_pages_nodemask+0xad8/0xea0
[ 1144.998390]  ? zap_class+0x640/0x640
[ 1145.002107]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1145.007132]  ? find_held_lock+0x36/0x1c0
[ 1145.011202]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1145.015870]  ? lock_downgrade+0x900/0x900
[ 1145.020039]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1145.025585]  cache_grow_begin+0xa5/0x8c0
[ 1145.029644]  ? do_raw_spin_unlock+0xa7/0x330
[ 1145.034059]  fallback_alloc+0x204/0x2e0
[ 1145.038043]  ____cache_alloc_node+0x1c7/0x1e0
[ 1145.042545]  kmem_cache_alloc_node+0xe3/0x730
[ 1145.047040]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1145.051285]  __alloc_skb+0x119/0x770
[ 1145.055006]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1145.060309]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1145.064718]  ? lock_downgrade+0x900/0x900
[ 1145.068881]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1145.074420]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1145.079888]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1145.085356]  ? addrconf_rs_timer+0x690/0x690
[ 1145.089793]  ndisc_alloc_skb+0x144/0x340
[ 1145.093858]  ndisc_send_rs+0x331/0x6e0
[ 1145.097751]  addrconf_rs_timer+0x314/0x690
[ 1145.101990]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1145.106235]  call_timer_fn+0x272/0x920
[ 1145.110121]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1145.114353]  ? process_timeout+0x40/0x40
[ 1145.118438]  ? mark_held_locks+0xc7/0x130
[ 1145.122620]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1145.127123]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1145.131615]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1145.135854]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1145.140447]  ? trace_hardirqs_on+0xbd/0x310
[ 1145.144777]  ? kasan_check_read+0x11/0x20
[ 1145.148920]  ? __run_timers+0x7da/0xc70
[ 1145.152910]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1145.158020]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[ 1145.162871]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1145.167099]  __run_timers+0x7e5/0xc70
[ 1145.170935]  ? timer_fixup_init+0x70/0x70
[ 1145.175102]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1145.180124]  ? zap_class+0x640/0x640
[ 1145.183842]  ? print_usage_bug+0xc0/0xc0
[ 1145.187909]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1145.193105]  ? find_held_lock+0x36/0x1c0
[ 1145.197173]  ? zap_class+0x640/0x640
[ 1145.200893]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1145.206441]  ? check_preemption_disabled+0x48/0x280
[ 1145.211489]  ? __lock_is_held+0xb5/0x140
[ 1145.215553]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1145.221095]  ? check_preemption_disabled+0x48/0x280
[ 1145.226115]  run_timer_softirq+0x52/0xb0
[ 1145.230180]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1145.235196]  __do_softirq+0x308/0xb7e
[ 1145.239003]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1145.243496]  ? lock_downgrade+0x900/0x900
[ 1145.247648]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1145.252760]  ? pvclock_read_flags+0x160/0x160
[ 1145.257262]  ? lapic_next_event+0x5a/0x90
[ 1145.261415]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1145.266967]  ? kvm_clock_read+0x18/0x30
[ 1145.270940]  ? kvm_sched_clock_read+0x9/0x20
[ 1145.275350]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1145.280889]  ? check_preemption_disabled+0x48/0x280
[ 1145.285915]  irq_exit+0x17f/0x1c0
[ 1145.289375]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1145.294220]  ? smp_reschedule_interrupt+0x109/0x650
[ 1145.299245]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1145.305133]  ? interrupt_entry+0xb5/0xc0
[ 1145.309201]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1145.314220]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1145.319239]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1145.324086]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1145.329111]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1145.334142]  ? task_prio+0x50/0x50
[ 1145.337683]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1145.343223]  ? check_preemption_disabled+0x48/0x280
[ 1145.348245]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1145.353094]  apic_timer_interrupt+0xf/0x20
[ 1145.357322]  </IRQ>
[ 1145.359561] RIP: 0010:console_unlock+0x102f/0x1190
[ 1145.364493] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1145.383396] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1145.391113] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1145.398383] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1145.405650] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1145.412920] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1145.420189] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1145.427496]  ? netconsole_netdev_event+0x280/0x280
[ 1145.432440]  ? console_unlock+0x1026/0x1190
[ 1145.436785]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1145.441464]  ? vprintk_emit+0x846/0x990
[ 1145.445457]  ? lock_release+0xa00/0xa00
[ 1145.449445]  ? trace_hardirqs_on+0x30/0x310
[ 1145.453775]  ? vprintk_default+0x28/0x30
[ 1145.457838]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1145.462946]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1145.468496]  vprintk_emit+0x391/0x990
[ 1145.472312]  ? wake_up_klogd+0x180/0x180
[ 1145.476381]  ? find_held_lock+0x31/0x1c0
[ 1145.480469]  ? mark_held_locks+0xc7/0x130
[ 1145.484627]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1145.489159]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1145.493662]  vprintk_default+0x28/0x30
[ 1145.497553]  vprintk_func+0x7e/0x181
[ 1145.501268]  printk+0xa7/0xcf
[ 1145.504377]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1145.509135]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1145.513642]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1145.518929]  dump_header+0x7cc/0xf72
[ 1145.522659]  ? pagefault_out_of_memory+0x197/0x197
[ 1145.527601]  ? __lock_acquire+0x62f/0x4c20
[ 1145.531840]  ? percpu_ref_get_many+0x240/0x240
[ 1145.536437]  ? print_usage_bug+0xc0/0xc0
[ 1145.540512]  ? zap_class+0x640/0x640
[ 1145.544233]  ? print_usage_bug+0xc0/0xc0
[ 1145.548294]  ? zap_class+0x640/0x640
[ 1145.552011]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1145.557556]  ? find_held_lock+0x36/0x1c0
[ 1145.561632]  ? mark_held_locks+0xc7/0x130
[ 1145.565786]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1145.570887]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1145.575990]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1145.580573]  ? trace_hardirqs_on+0xbd/0x310
[ 1145.584899]  ? kasan_check_read+0x11/0x20
[ 1145.589051]  ? ___ratelimit+0x3b4/0x672
[ 1145.593028]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1145.598131]  ? trace_hardirqs_on+0x310/0x310
[ 1145.602543]  ? lock_downgrade+0x900/0x900
[ 1145.606699]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1145.611805]  ? ___ratelimit+0x3b9/0x672
[ 1145.615781]  ? idr_get_free+0xf70/0xf70
[ 1145.619758]  ? find_held_lock+0x36/0x1c0
[ 1145.623828]  oom_kill_process.cold.27+0x10/0x903
[ 1145.628585]  ? zap_class+0x640/0x640
[ 1145.632304]  ? check_preemption_disabled+0x48/0x280
[ 1145.637328]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1145.642258]  ? kasan_check_read+0x11/0x20
[ 1145.646404]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1145.651687]  ? oom_evaluate_task+0x540/0x540
[ 1145.656098]  ? find_held_lock+0x36/0x1c0
[ 1145.660174]  ? out_of_memory+0x974/0x1430
[ 1145.664323]  ? lock_downgrade+0x900/0x900
[ 1145.668479]  ? check_preemption_disabled+0x48/0x280
[ 1145.673497]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1145.678437]  ? kasan_check_read+0x11/0x20
[ 1145.682593]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1145.687871]  ? rcu_softirq_qs+0x20/0x20
[ 1145.691869]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1145.697404]  ? oom_evaluate_task+0x302/0x540
[ 1145.701826]  out_of_memory+0xa84/0x1430
[ 1145.705809]  ? oom_killer_disable+0x3a0/0x3a0
[ 1145.710310]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1145.715246]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1145.720273]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1145.725144]  ? warn_alloc+0x120/0x120
[ 1145.728945]  ? mark_held_locks+0x130/0x130
[ 1145.733184]  ? find_get_entry+0xaae/0x1120
[ 1145.737439]  ? filemap_map_pages+0x1a20/0x1a20
[ 1145.742056]  ? zap_class+0x640/0x640
[ 1145.745775]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1145.751317]  ? check_preemption_disabled+0x48/0x280
[ 1145.756338]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1145.761873]  ? should_fail+0x22d/0xd01
[ 1145.765763]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1145.770872]  ? zap_class+0x640/0x640
[ 1145.774609]  ? __lock_is_held+0xb5/0x140
[ 1145.778679]  ? mark_held_locks+0x130/0x130
[ 1145.782920]  ? lock_release+0xa00/0xa00
[ 1145.786908]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1145.792359]  ? xa_load+0x2ba/0x460
[ 1145.795901]  ? lock_downgrade+0x900/0x900
[ 1145.800053]  ? __might_sleep+0x95/0x190
[ 1145.804028]  __alloc_pages_nodemask+0xad8/0xea0
[ 1145.808717]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1145.813734]  ? __page_cache_alloc+0x191/0x5c0
[ 1145.818231]  ? xa_load+0x2e1/0x460
[ 1145.821773]  ? xa_clear_mark+0x40/0x40
[ 1145.825692]  ? zap_class+0x640/0x640
[ 1145.829416]  ? zap_class+0x640/0x640
[ 1145.833154]  ? zap_class+0x640/0x640
[ 1145.836868]  ? __do_page_cache_readahead+0x663/0x810
[ 1145.841974]  ? find_held_lock+0x36/0x1c0
[ 1145.846053]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1145.851615]  alloc_pages_current+0x173/0x350
[ 1145.856044]  __page_cache_alloc+0x38c/0x5c0
[ 1145.860366]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1145.865310]  ? kasan_check_read+0x11/0x20
[ 1145.869474]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1145.874754]  ? generic_perform_write+0x6a0/0x6a0
[ 1145.879511]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1145.885054]  ? check_preemption_disabled+0x48/0x280
[ 1145.890081]  filemap_fault+0x1595/0x25f0
[ 1145.894154]  ? __lock_page_or_retry+0xa00/0xa00
[ 1145.898824]  ? mark_held_locks+0x130/0x130
[ 1145.903078]  ? filemap_map_pages+0xd6b/0x1a20
[ 1145.907580]  ? lock_downgrade+0x900/0x900
[ 1145.911733]  ? check_preemption_disabled+0x48/0x280
[ 1145.916768]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1145.921695]  ? kasan_check_read+0x11/0x20
[ 1145.925841]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1145.931143]  ? rcu_softirq_qs+0x20/0x20
[ 1145.935122]  ? filemap_map_pages+0xd92/0x1a20
[ 1145.939632]  ? find_get_entries_tag+0x1400/0x1400
[ 1145.944482]  ? debug_object_destroy+0x2b0/0x2b0
[ 1145.949153]  ? lock_pi_update_atomic+0x150/0x150
[ 1145.953911]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1145.959486]  ? lock_acquire+0x1ed/0x520
[ 1145.963500]  ? ext4_filemap_fault+0x7a/0xad
[ 1145.967845]  ? lock_release+0xa00/0xa00
[ 1145.971817]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1145.977274]  ? print_usage_bug+0xc0/0xc0
[ 1145.981338]  ? print_usage_bug+0xc0/0xc0
[ 1145.985413]  ? down_read+0x8d/0x120
[ 1145.989049]  ? ext4_filemap_fault+0x7a/0xad
[ 1145.993372]  ? __down_interruptible+0x700/0x700
[ 1145.998052]  ext4_filemap_fault+0x82/0xad
[ 1146.002202]  __do_fault+0x100/0x6b0
[ 1146.005830]  ? find_held_lock+0x36/0x1c0
[ 1146.009895]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1146.015000]  ? mark_held_locks+0x130/0x130
[ 1146.019238]  ? mark_held_locks+0x130/0x130
[ 1146.023474]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1146.027966]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1146.032472]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1146.037081]  ? kasan_check_read+0x11/0x20
[ 1146.041235]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1146.046775]  __handle_mm_fault+0x3ea0/0x5be0
[ 1146.051194]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1146.056042]  ? finish_task_switch+0x1f4/0x910
[ 1146.060552]  ? finish_task_switch+0x1b4/0x910
[ 1146.065040]  ? __switch_to_asm+0x34/0x70
[ 1146.069148]  ? preempt_notifier_register+0x200/0x200
[ 1146.074276]  ? __switch_to_asm+0x34/0x70
[ 1146.078336]  ? __switch_to_asm+0x34/0x70
[ 1146.082410]  ? zap_class+0x640/0x640
[ 1146.086130]  ? zap_class+0x640/0x640
[ 1146.089854]  ? __x64_sys_futex+0x53e/0x6a0
[ 1146.094094]  ? find_held_lock+0x36/0x1c0
[ 1146.098194]  ? handle_mm_fault+0x42a/0xc70
[ 1146.102474]  ? lock_downgrade+0x900/0x900
[ 1146.106669]  ? check_preemption_disabled+0x48/0x280
[ 1146.111703]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1146.116635]  ? kasan_check_read+0x11/0x20
[ 1146.120781]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1146.126058]  ? rcu_softirq_qs+0x20/0x20
[ 1146.130033]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1146.135137]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1146.140674]  ? check_preemption_disabled+0x48/0x280
[ 1146.145707]  handle_mm_fault+0x54f/0xc70
[ 1146.149777]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1146.154362]  ? find_vma+0x34/0x190
[ 1146.157906]  __do_page_fault+0x5e8/0xe60
[ 1146.161964]  ? trace_hardirqs_off+0xb8/0x310
[ 1146.166382]  do_page_fault+0xf2/0x7e0
[ 1146.170185]  ? vmalloc_sync_all+0x30/0x30
[ 1146.174349]  ? error_entry+0x70/0xd0
[ 1146.178063]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1146.183078]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1146.188007]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1146.192939]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1146.197785]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1146.202805]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1146.208262]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1146.213276]  ? page_fault+0x8/0x30
[ 1146.216822]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1146.221666]  ? page_fault+0x8/0x30
[ 1146.225211]  page_fault+0x1e/0x30
[ 1146.228661] RIP: 0033:0x40f9c0
[ 1146.231864] Code: Bad RIP value.
[ 1146.235229] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1146.240591] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1146.247860] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1146.255127] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1146.262397] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1146.269675] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1146.276961] warn_alloc_show_mem: 1 callbacks suppressed
[ 1146.276973] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1146.276975] Mem-Info:
[ 1146.277005] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1146.277005]  active_file:15 inactive_file:19 isolated_file:0
[ 1146.277005]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1146.277005]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1146.277005]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1146.277005]  free:13737 free_pcp:253 free_cma:0
[ 1146.282344] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1146.289535] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1146.291935] Call Trace:
[ 1146.324882] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1146.334230]  <IRQ>
[ 1146.361803] lowmem_reserve[]: 0 2818 6321 6321
[ 1146.364386]  dump_stack+0x244/0x39d
[ 1146.390484] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1146.392638]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1146.397179] lowmem_reserve[]: 0 0 3503 3503
[ 1146.400816]  warn_alloc.cold.116+0xb7/0x1bd
[ 1146.428284] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1146.433478]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1146.437790] lowmem_reserve[]: 0 0 0 0
[ 1146.442158]  ? lock_downgrade+0x900/0x900
[ 1146.471117] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1146.475966]  ? trace_hardirqs_off+0xb8/0x310
[ 1146.479728] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1146.483874]  ? trace_hardirqs_off+0xb8/0x310
[ 1146.497372] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1146.501791]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1146.516609] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1146.521027]  ? warn_alloc+0x120/0x120
[ 1146.536678] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1146.541512]  ? print_usage_bug+0xc0/0xc0
[ 1146.550323] 1801 total pagecache pages
[ 1146.554114]  ? warn_alloc+0x120/0x120
[ 1146.562675] 0 pages in swap cache
[ 1146.566718]  ? warn_alloc+0x120/0x120
[ 1146.570585] Swap cache stats: add 0, delete 0, find 0/0
[ 1146.574389]  ? print_usage_bug+0xc0/0xc0
[ 1146.577832] Free swap  = 0kB
[ 1146.581623]  ? kvm_clock_read+0x18/0x30
[ 1146.586965] Total swap = 0kB
[ 1146.591022]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1146.594013] 1965979 pages RAM
[ 1146.597981]  ? print_usage_bug+0xc0/0xc0
[ 1146.600975] 0 pages HighMem/MovableOnly
[ 1146.605986]  ? __lock_acquire+0x62f/0x4c20
[ 1146.609074] 342854 pages reserved
[ 1146.609081] 0 pages cma reserved
[ 1146.613136]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1146.617161] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1146.621312]  ? should_fail+0x22d/0xd01
[ 1146.624828] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1146.628101]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1146.633648] syz-fuzzer cpuset=/ mems_allowed=0
[ 1146.640136]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1146.669126]  ? __lock_acquire+0x62f/0x4c20
[ 1146.673368]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1146.678481]  ? __lock_acquire+0x62f/0x4c20
[ 1146.682719]  ? should_fail+0x22d/0xd01
[ 1146.686610]  ? rcu_irq_exit+0x1a2/0x390
[ 1146.690597]  ? mark_held_locks+0x130/0x130
[ 1146.694841]  ? mark_held_locks+0x130/0x130
[ 1146.699084]  ? mark_held_locks+0xc7/0x130
[ 1146.703232]  ? smp_apic_timer_interrupt+0x1cb/0x760
[ 1146.708249]  ? zap_class+0x640/0x640
[ 1146.711980]  ? print_usage_bug+0xc0/0xc0
[ 1146.716050]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1146.721590]  ? check_preemption_disabled+0x48/0x280
[ 1146.726617]  ? __lock_is_held+0xb5/0x140
[ 1146.730825]  __alloc_pages_nodemask+0xad8/0xea0
[ 1146.735530]  ? zap_class+0x640/0x640
[ 1146.739253]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1146.744284]  ? find_held_lock+0x36/0x1c0
[ 1146.748357]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1146.753029]  ? lock_downgrade+0x900/0x900
[ 1146.757185]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1146.762734]  cache_grow_begin+0xa5/0x8c0
[ 1146.766794]  ? do_raw_spin_unlock+0xa7/0x330
[ 1146.771210]  fallback_alloc+0x204/0x2e0
[ 1146.775191]  ____cache_alloc_node+0x1c7/0x1e0
[ 1146.779692]  kmem_cache_alloc_node+0xe3/0x730
[ 1146.784190]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1146.788443]  __alloc_skb+0x119/0x770
[ 1146.792465]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1146.797747]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1146.802172]  ? lock_downgrade+0x900/0x900
[ 1146.806347]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1146.811887]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1146.817343]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1146.822797]  ? addrconf_rs_timer+0x690/0x690
[ 1146.827216]  ndisc_alloc_skb+0x144/0x340
[ 1146.831284]  ndisc_send_rs+0x331/0x6e0
[ 1146.835175]  addrconf_rs_timer+0x314/0x690
[ 1146.839414]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1146.843680]  call_timer_fn+0x272/0x920
[ 1146.847587]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1146.851820]  ? process_timeout+0x40/0x40
[ 1146.855886]  ? __run_timers+0x7da/0xc70
[ 1146.860340]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1146.864835]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1146.869328]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1146.873563]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1146.878147]  ? trace_hardirqs_on+0xbd/0x310
[ 1146.882470]  ? kasan_check_read+0x11/0x20
[ 1146.886614]  ? __run_timers+0x7da/0xc70
[ 1146.890589]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1146.895701]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1146.899945]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1146.904186]  __run_timers+0x7e5/0xc70
[ 1146.908000]  ? timer_fixup_init+0x70/0x70
[ 1146.912151]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1146.917185]  ? zap_class+0x640/0x640
[ 1146.920903]  ? enqueue_hrtimer+0x1a5/0x560
[ 1146.925151]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1146.930350]  ? find_held_lock+0x36/0x1c0
[ 1146.934455]  ? zap_class+0x640/0x640
[ 1146.938173]  ? pvclock_read_flags+0x160/0x160
[ 1146.942675]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1146.948213]  ? check_preemption_disabled+0x48/0x280
[ 1146.953240]  ? __lock_is_held+0xb5/0x140
[ 1146.957306]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1146.962858]  ? check_preemption_disabled+0x48/0x280
[ 1146.967921]  run_timer_softirq+0x52/0xb0
[ 1146.972002]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1146.977022]  __do_softirq+0x308/0xb7e
[ 1146.980826]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1146.985323]  ? lock_downgrade+0x900/0x900
[ 1146.989491]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1146.994608]  ? pvclock_read_flags+0x160/0x160
[ 1146.999107]  ? lapic_next_event+0x5a/0x90
[ 1147.003259]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1147.008817]  ? kvm_clock_read+0x18/0x30
[ 1147.012790]  ? kvm_sched_clock_read+0x9/0x20
[ 1147.017200]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1147.022738]  ? check_preemption_disabled+0x48/0x280
[ 1147.027764]  irq_exit+0x17f/0x1c0
[ 1147.031235]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1147.036075]  ? smp_reschedule_interrupt+0x109/0x650
[ 1147.041092]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1147.046977]  ? interrupt_entry+0xb5/0xc0
[ 1147.051036]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1147.056095]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1147.061126]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1147.065971]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1147.070988]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1147.076004]  ? task_prio+0x50/0x50
[ 1147.079550]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1147.085087]  ? check_preemption_disabled+0x48/0x280
[ 1147.090110]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1147.094970]  apic_timer_interrupt+0xf/0x20
[ 1147.099202]  </IRQ>
[ 1147.101451] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1147.106387] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1147.125288] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1147.132994] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1147.140261] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1147.147528] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1147.154793] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1147.162058] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1147.169372]  skb_clone+0x1bb/0x500
[ 1147.172916]  ? finish_task_switch+0x2f4/0x910
[ 1147.177415]  ? skb_split+0x11e0/0x11e0
[ 1147.181311]  ? preempt_notifier_register+0x200/0x200
[ 1147.186410]  ? __switch_to_asm+0x34/0x70
[ 1147.190477]  ? __switch_to_asm+0x34/0x70
[ 1147.194539]  ? __switch_to_asm+0x40/0x70
[ 1147.198598]  ? __switch_to_asm+0x34/0x70
[ 1147.202660]  ? __switch_to_asm+0x40/0x70
[ 1147.206716]  ? __switch_to_asm+0x34/0x70
[ 1147.210775]  ? __switch_to_asm+0x40/0x70
[ 1147.214831]  ? __switch_to_asm+0x34/0x70
[ 1147.218914]  ? __switch_to_asm+0x34/0x70
[ 1147.223009]  ? __switch_to_asm+0x40/0x70
[ 1147.227069]  ? __switch_to_asm+0x34/0x70
[ 1147.231136]  bpf_clone_redirect+0xb9/0x490
[ 1147.235377]  ? __schedule+0x8d7/0x21d0
[ 1147.239272]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1147.244293]  ? __sched_text_start+0x8/0x8
[ 1147.248452]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1147.253221]  ? find_held_lock+0x36/0x1c0
[ 1147.257290]  ? lock_acquire+0x1ed/0x520
[ 1147.261267]  ? bpf_test_run+0x3cb/0x780
[ 1147.265242]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1147.270780]  ? check_preemption_disabled+0x48/0x280
[ 1147.275803]  ? kasan_check_read+0x11/0x20
[ 1147.279958]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1147.285235]  ? rcu_softirq_qs+0x20/0x20
[ 1147.289210]  ? preempt_schedule+0x4d/0x60
[ 1147.293356]  ? ___preempt_schedule+0x16/0x18
[ 1147.297773]  ? bpf_test_run+0x25d/0x780
[ 1147.301757]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1147.306171]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1147.311727]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1147.316506]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1147.321349]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1147.326887]  ? fput+0x130/0x1a0
[ 1147.330174]  ? __bpf_prog_get+0x9b/0x290
[ 1147.334235]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1147.339091]  ? bpf_prog_test_run+0x130/0x1a0
[ 1147.343534]  ? __x64_sys_bpf+0x3d8/0x520
[ 1147.347597]  ? bpf_prog_get+0x20/0x20
[ 1147.351420]  ? do_syscall_64+0x1b9/0x820
[ 1147.355491]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1147.360855]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1147.365789]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1147.370636]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1147.375682]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1147.380885]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1147.385906]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1147.390756]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1147.396141] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1147.396218] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1147.403155] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1147.403160] Call Trace:
[ 1147.403167]  <IRQ>
[ 1147.403184]  dump_stack+0x244/0x39d
[ 1147.403206]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1147.409734] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1147.419068]  warn_alloc.cold.116+0xb7/0x1bd
[ 1147.421624] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1147.423767]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1147.457239]  ? lock_downgrade+0x900/0x900
[ 1147.461390]  ? trace_hardirqs_off+0xb8/0x310
[ 1147.465807]  ? trace_hardirqs_off+0xb8/0x310
[ 1147.470239]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1147.475111]  ? warn_alloc+0x120/0x120
[ 1147.478911]  ? print_usage_bug+0xc0/0xc0
[ 1147.482975]  ? warn_alloc+0x120/0x120
[ 1147.486779]  ? warn_alloc+0x120/0x120
[ 1147.490602]  ? print_usage_bug+0xc0/0xc0
[ 1147.494663]  ? kvm_clock_read+0x18/0x30
[ 1147.498639]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1147.503670]  ? print_usage_bug+0xc0/0xc0
[ 1147.507732]  ? __lock_acquire+0x62f/0x4c20
[ 1147.511970]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1147.517516]  ? should_fail+0x22d/0xd01
[ 1147.521405]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1147.526693]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1147.531796]  ? __lock_acquire+0x62f/0x4c20
[ 1147.536034]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1147.541137]  ? __lock_acquire+0x62f/0x4c20
[ 1147.545372]  ? should_fail+0x22d/0xd01
[ 1147.549258]  ? rcu_irq_exit+0x1a2/0x390
[ 1147.553247]  ? mark_held_locks+0x130/0x130
[ 1147.557499]  ? mark_held_locks+0x130/0x130
[ 1147.561744]  ? mark_held_locks+0xc7/0x130
[ 1147.565897]  ? smp_apic_timer_interrupt+0x1cb/0x760
[ 1147.570917]  ? zap_class+0x640/0x640
[ 1147.574631]  ? print_usage_bug+0xc0/0xc0
[ 1147.578793]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1147.584338]  ? check_preemption_disabled+0x48/0x280
[ 1147.589365]  ? __lock_is_held+0xb5/0x140
[ 1147.593477]  __alloc_pages_nodemask+0xad8/0xea0
[ 1147.598148]  ? zap_class+0x640/0x640
[ 1147.601865]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1147.606891]  ? find_held_lock+0x36/0x1c0
[ 1147.610963]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1147.615638]  ? lock_downgrade+0x900/0x900
[ 1147.619795]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1147.625345]  cache_grow_begin+0xa5/0x8c0
[ 1147.629410]  ? do_raw_spin_unlock+0xa7/0x330
[ 1147.633847]  fallback_alloc+0x204/0x2e0
[ 1147.637827]  ____cache_alloc_node+0x1c7/0x1e0
[ 1147.642329]  kmem_cache_alloc_node+0xe3/0x730
[ 1147.646824]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1147.651068]  __alloc_skb+0x119/0x770
[ 1147.654779]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1147.660063]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1147.664479]  ? lock_downgrade+0x900/0x900
[ 1147.668637]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1147.674177]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1147.679636]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1147.685087]  ? addrconf_rs_timer+0x690/0x690
[ 1147.689511]  ndisc_alloc_skb+0x144/0x340
[ 1147.693580]  ndisc_send_rs+0x331/0x6e0
[ 1147.697481]  addrconf_rs_timer+0x314/0x690
[ 1147.701724]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1147.705970]  call_timer_fn+0x272/0x920
[ 1147.709856]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1147.714093]  ? process_timeout+0x40/0x40
[ 1147.718163]  ? mark_held_locks+0xc7/0x130
[ 1147.722316]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1147.726807]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1147.731304]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1147.735537]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1147.740120]  ? trace_hardirqs_on+0xbd/0x310
[ 1147.744451]  ? kasan_check_read+0x11/0x20
[ 1147.748604]  ? __run_timers+0x7da/0xc70
[ 1147.752578]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1147.757686]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1147.761924]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1147.766157]  __run_timers+0x7e5/0xc70
[ 1147.769966]  ? timer_fixup_init+0x70/0x70
[ 1147.774116]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1147.779134]  ? zap_class+0x640/0x640
[ 1147.782850]  ? print_usage_bug+0xc0/0xc0
[ 1147.786912]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1147.792108]  ? find_held_lock+0x36/0x1c0
[ 1147.796178]  ? zap_class+0x640/0x640
[ 1147.799902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1147.805448]  ? check_preemption_disabled+0x48/0x280
[ 1147.810485]  ? __lock_is_held+0xb5/0x140
[ 1147.814548]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1147.820085]  ? check_preemption_disabled+0x48/0x280
[ 1147.825110]  run_timer_softirq+0x52/0xb0
[ 1147.829170]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1147.834188]  __do_softirq+0x308/0xb7e
[ 1147.837997]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1147.842495]  ? lock_downgrade+0x900/0x900
[ 1147.846652]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1147.851763]  ? pvclock_read_flags+0x160/0x160
[ 1147.856266]  ? lapic_next_event+0x5a/0x90
[ 1147.860436]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1147.865992]  ? kvm_clock_read+0x18/0x30
[ 1147.869969]  ? kvm_sched_clock_read+0x9/0x20
[ 1147.874382]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1147.879920]  ? check_preemption_disabled+0x48/0x280
[ 1147.884964]  irq_exit+0x17f/0x1c0
[ 1147.888424]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1147.893278]  ? smp_reschedule_interrupt+0x109/0x650
[ 1147.898296]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1147.904186]  ? interrupt_entry+0xb5/0xc0
[ 1147.908253]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1147.913267]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1147.918285]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1147.923130]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1147.928145]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1147.933163]  ? task_prio+0x50/0x50
[ 1147.936704]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1147.942242]  ? check_preemption_disabled+0x48/0x280
[ 1147.947263]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1147.952117]  apic_timer_interrupt+0xf/0x20
[ 1147.956343]  </IRQ>
[ 1147.958583] RIP: 0010:console_unlock+0x102f/0x1190
[ 1147.963516] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1147.982412] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1147.990131] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1147.997399] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1148.004673] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1148.011943] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1148.019210] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1148.026496]  ? netconsole_netdev_event+0x280/0x280
[ 1148.031444]  ? console_unlock+0x1026/0x1190
[ 1148.035792]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1148.040474]  ? vprintk_emit+0x846/0x990
[ 1148.044466]  ? lock_release+0xa00/0xa00
[ 1148.048457]  ? trace_hardirqs_on+0x30/0x310
[ 1148.052780]  ? vprintk_default+0x28/0x30
[ 1148.056847]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1148.061957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1148.067506]  vprintk_emit+0x391/0x990
[ 1148.071311]  ? wake_up_klogd+0x180/0x180
[ 1148.075377]  ? find_held_lock+0x31/0x1c0
[ 1148.079461]  ? mark_held_locks+0xc7/0x130
[ 1148.083612]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1148.088111]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1148.092613]  vprintk_default+0x28/0x30
[ 1148.096501]  vprintk_func+0x7e/0x181
[ 1148.100214]  printk+0xa7/0xcf
[ 1148.103323]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1148.108081]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1148.112588]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1148.117876]  dump_header+0x7cc/0xf72
[ 1148.121605]  ? pagefault_out_of_memory+0x197/0x197
[ 1148.126545]  ? __lock_acquire+0x62f/0x4c20
[ 1148.130782]  ? percpu_ref_get_many+0x240/0x240
[ 1148.135372]  ? print_usage_bug+0xc0/0xc0
[ 1148.139464]  ? zap_class+0x640/0x640
[ 1148.143184]  ? print_usage_bug+0xc0/0xc0
[ 1148.147252]  ? zap_class+0x640/0x640
[ 1148.150973]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1148.156519]  ? find_held_lock+0x36/0x1c0
[ 1148.160594]  ? mark_held_locks+0xc7/0x130
[ 1148.164763]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1148.169865]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1148.174970]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1148.179555]  ? trace_hardirqs_on+0xbd/0x310
[ 1148.183877]  ? kasan_check_read+0x11/0x20
[ 1148.188031]  ? ___ratelimit+0x3b4/0x672
[ 1148.192009]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1148.197113]  ? trace_hardirqs_on+0x310/0x310
[ 1148.201525]  ? lock_downgrade+0x900/0x900
[ 1148.205677]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1148.210780]  ? ___ratelimit+0x3b9/0x672
[ 1148.214760]  ? idr_get_free+0xf70/0xf70
[ 1148.218736]  ? find_held_lock+0x36/0x1c0
[ 1148.222810]  oom_kill_process.cold.27+0x10/0x903
[ 1148.227565]  ? zap_class+0x640/0x640
[ 1148.231282]  ? check_preemption_disabled+0x48/0x280
[ 1148.236302]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1148.241231]  ? kasan_check_read+0x11/0x20
[ 1148.245382]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1148.250660]  ? oom_evaluate_task+0x540/0x540
[ 1148.255074]  ? find_held_lock+0x36/0x1c0
[ 1148.259142]  ? out_of_memory+0x974/0x1430
[ 1148.263289]  ? lock_downgrade+0x900/0x900
[ 1148.267447]  ? check_preemption_disabled+0x48/0x280
[ 1148.272479]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1148.277413]  ? kasan_check_read+0x11/0x20
[ 1148.281574]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1148.286849]  ? rcu_softirq_qs+0x20/0x20
[ 1148.290834]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1148.296373]  ? oom_evaluate_task+0x302/0x540
[ 1148.300789]  out_of_memory+0xa84/0x1430
[ 1148.304771]  ? oom_killer_disable+0x3a0/0x3a0
[ 1148.309269]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1148.314207]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1148.319237]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1148.324113]  ? warn_alloc+0x120/0x120
[ 1148.327917]  ? mark_held_locks+0x130/0x130
[ 1148.332163]  ? find_get_entry+0xaae/0x1120
[ 1148.336410]  ? filemap_map_pages+0x1a20/0x1a20
[ 1148.341006]  ? zap_class+0x640/0x640
[ 1148.344725]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1148.350263]  ? check_preemption_disabled+0x48/0x280
[ 1148.355279]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1148.360819]  ? should_fail+0x22d/0xd01
[ 1148.364712]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1148.369820]  ? zap_class+0x640/0x640
[ 1148.373557]  ? __lock_is_held+0xb5/0x140
[ 1148.377626]  ? mark_held_locks+0x130/0x130
[ 1148.381865]  ? lock_release+0xa00/0xa00
[ 1148.385839]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1148.391293]  ? xa_load+0x2ba/0x460
[ 1148.394837]  ? lock_downgrade+0x900/0x900
[ 1148.398988]  ? __might_sleep+0x95/0x190
[ 1148.402967]  __alloc_pages_nodemask+0xad8/0xea0
[ 1148.407644]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1148.412660]  ? __page_cache_alloc+0x191/0x5c0
[ 1148.417159]  ? xa_load+0x2e1/0x460
[ 1148.420704]  ? xa_clear_mark+0x40/0x40
[ 1148.424598]  ? zap_class+0x640/0x640
[ 1148.428323]  ? zap_class+0x640/0x640
[ 1148.432034]  ? zap_class+0x640/0x640
[ 1148.435750]  ? __do_page_cache_readahead+0x663/0x810
[ 1148.440862]  ? find_held_lock+0x36/0x1c0
[ 1148.444932]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1148.450483]  alloc_pages_current+0x173/0x350
[ 1148.454899]  __page_cache_alloc+0x38c/0x5c0
[ 1148.459221]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1148.464153]  ? kasan_check_read+0x11/0x20
[ 1148.468299]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1148.473578]  ? generic_perform_write+0x6a0/0x6a0
[ 1148.478339]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1148.483882]  ? check_preemption_disabled+0x48/0x280
[ 1148.488909]  filemap_fault+0x1595/0x25f0
[ 1148.492983]  ? __lock_page_or_retry+0xa00/0xa00
[ 1148.497654]  ? mark_held_locks+0x130/0x130
[ 1148.501897]  ? filemap_map_pages+0xd6b/0x1a20
[ 1148.506394]  ? lock_downgrade+0x900/0x900
[ 1148.510547]  ? check_preemption_disabled+0x48/0x280
[ 1148.515571]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1148.520501]  ? kasan_check_read+0x11/0x20
[ 1148.524650]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1148.529925]  ? rcu_softirq_qs+0x20/0x20
[ 1148.533914]  ? filemap_map_pages+0xd92/0x1a20
[ 1148.538422]  ? find_get_entries_tag+0x1400/0x1400
[ 1148.543282]  ? debug_object_destroy+0x2b0/0x2b0
[ 1148.547951]  ? lock_pi_update_atomic+0x150/0x150
[ 1148.552709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1148.558263]  ? lock_acquire+0x1ed/0x520
[ 1148.562239]  ? ext4_filemap_fault+0x7a/0xad
[ 1148.566573]  ? lock_release+0xa00/0xa00
[ 1148.570551]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1148.576006]  ? print_usage_bug+0xc0/0xc0
[ 1148.580067]  ? print_usage_bug+0xc0/0xc0
[ 1148.584143]  ? down_read+0x8d/0x120
[ 1148.587767]  ? ext4_filemap_fault+0x7a/0xad
[ 1148.592090]  ? __down_interruptible+0x700/0x700
[ 1148.596769]  ext4_filemap_fault+0x82/0xad
[ 1148.600925]  __do_fault+0x100/0x6b0
[ 1148.604552]  ? find_held_lock+0x36/0x1c0
[ 1148.608620]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1148.613727]  ? mark_held_locks+0x130/0x130
[ 1148.617963]  ? mark_held_locks+0x130/0x130
[ 1148.622197]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1148.626692]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1148.631190]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1148.635775]  ? kasan_check_read+0x11/0x20
[ 1148.639924]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1148.645477]  __handle_mm_fault+0x3ea0/0x5be0
[ 1148.649896]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1148.654741]  ? finish_task_switch+0x1f4/0x910
[ 1148.659234]  ? finish_task_switch+0x1b4/0x910
[ 1148.663725]  ? __switch_to_asm+0x34/0x70
[ 1148.667793]  ? preempt_notifier_register+0x200/0x200
[ 1148.672893]  ? __switch_to_asm+0x34/0x70
[ 1148.676952]  ? __switch_to_asm+0x34/0x70
[ 1148.681030]  ? zap_class+0x640/0x640
[ 1148.684745]  ? zap_class+0x640/0x640
[ 1148.688473]  ? __x64_sys_futex+0x53e/0x6a0
[ 1148.692716]  ? find_held_lock+0x36/0x1c0
[ 1148.696788]  ? handle_mm_fault+0x42a/0xc70
[ 1148.701024]  ? lock_downgrade+0x900/0x900
[ 1148.705174]  ? check_preemption_disabled+0x48/0x280
[ 1148.710197]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1148.715126]  ? kasan_check_read+0x11/0x20
[ 1148.719275]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1148.724560]  ? rcu_softirq_qs+0x20/0x20
[ 1148.728986]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1148.734092]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1148.739634]  ? check_preemption_disabled+0x48/0x280
[ 1148.744658]  handle_mm_fault+0x54f/0xc70
[ 1148.748728]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1148.753317]  ? find_vma+0x34/0x190
[ 1148.756863]  __do_page_fault+0x5e8/0xe60
[ 1148.760923]  ? trace_hardirqs_off+0xb8/0x310
[ 1148.765346]  do_page_fault+0xf2/0x7e0
[ 1148.769147]  ? vmalloc_sync_all+0x30/0x30
[ 1148.773295]  ? error_entry+0x70/0xd0
[ 1148.777010]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1148.782025]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1148.786954]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1148.791883]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1148.796725]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1148.801744]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1148.807203]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1148.812219]  ? page_fault+0x8/0x30
[ 1148.815764]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1148.820613]  ? page_fault+0x8/0x30
[ 1148.824155]  page_fault+0x1e/0x30
[ 1148.827607] RIP: 0033:0x40f9c0
[ 1148.830816] Code: Bad RIP value.
[ 1148.834183] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1148.839555] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1148.846824] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1148.854091] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1148.861494] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1148.868760] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1148.876054] warn_alloc_show_mem: 1 callbacks suppressed
[ 1148.876067] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1148.876069] Mem-Info:
[ 1148.876101] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1148.876101]  active_file:15 inactive_file:19 isolated_file:0
[ 1148.876101]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1148.876101]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1148.876101]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1148.876101]  free:13737 free_pcp:253 free_cma:0
[ 1148.881446] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1148.888640] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1148.891040] Call Trace:
[ 1148.923995] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1148.933342]  <IRQ>
[ 1148.960915] lowmem_reserve[]: 0 2818 6321 6321
[ 1148.963525]  dump_stack+0x244/0x39d
[ 1148.989608] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1148.991768]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1148.996311] lowmem_reserve[]: 0 0 3503 3503
[ 1148.999959]  warn_alloc.cold.116+0xb7/0x1bd
[ 1149.027423] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1149.032621]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1149.036914] lowmem_reserve[]: 0 0 0 0
[ 1149.041233]  ? lock_downgrade+0x900/0x900
[ 1149.070183] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1149.075028]  ? trace_hardirqs_off+0xb8/0x310
[ 1149.078798] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1149.082944]  ? trace_hardirqs_off+0xb8/0x310
[ 1149.096449] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1149.100862]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1149.115664] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1149.120082]  ? warn_alloc+0x120/0x120
[ 1149.135738] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1149.140570]  ? print_usage_bug+0xc0/0xc0
[ 1149.149381] 1801 total pagecache pages
[ 1149.153176]  ? warn_alloc+0x120/0x120
[ 1149.161734] 0 pages in swap cache
[ 1149.165783]  ? warn_alloc+0x120/0x120
[ 1149.169648] Swap cache stats: add 0, delete 0, find 0/0
[ 1149.173445]  ? print_usage_bug+0xc0/0xc0
[ 1149.176887] Free swap  = 0kB
[ 1149.180679]  ? print_usage_bug+0xc0/0xc0
[ 1149.186017] Total swap = 0kB
[ 1149.190070]  ? __lock_acquire+0x62f/0x4c20
[ 1149.193061] 1965979 pages RAM
[ 1149.197135]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1149.200126] 0 pages HighMem/MovableOnly
[ 1149.204357]  ? should_fail+0x22d/0xd01
[ 1149.207445] 342854 pages reserved
[ 1149.212979]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1149.216927] 0 pages cma reserved
[ 1149.220808]  ? __lock_acquire+0x62f/0x4c20
[ 1149.224305] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1149.229332]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1149.232734] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1149.236900]  ? __lock_acquire+0x62f/0x4c20
[ 1149.243366] syz-fuzzer cpuset=/ mems_allowed=0
[ 1149.248472]  ? should_fail+0x22d/0xd01
[ 1149.271342]  ? find_held_lock+0x36/0x1c0
[ 1149.275410]  ? mark_held_locks+0x130/0x130
[ 1149.279662]  ? mark_held_locks+0x130/0x130
[ 1149.283893]  ? zap_class+0x640/0x640
[ 1149.287607]  ? zap_class+0x640/0x640
[ 1149.291325]  ? print_usage_bug+0xc0/0xc0
[ 1149.295382]  ? do_raw_spin_unlock+0xa7/0x330
[ 1149.299795]  ? zap_class+0x640/0x640
[ 1149.303513]  ? print_usage_bug+0xc0/0xc0
[ 1149.307579]  ? wq_watchdog_touch+0x9c/0xfe
[ 1149.311820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1149.317365]  ? check_preemption_disabled+0x48/0x280
[ 1149.322395]  ? __lock_is_held+0xb5/0x140
[ 1149.326496]  __alloc_pages_nodemask+0xad8/0xea0
[ 1149.331167]  ? zap_class+0x640/0x640
[ 1149.334886]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1149.339915]  ? find_held_lock+0x36/0x1c0
[ 1149.343989]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1149.348658]  ? lock_downgrade+0x900/0x900
[ 1149.352813]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1149.358357]  cache_grow_begin+0xa5/0x8c0
[ 1149.362420]  ? do_raw_spin_unlock+0xa7/0x330
[ 1149.366846]  fallback_alloc+0x204/0x2e0
[ 1149.370845]  ____cache_alloc_node+0x1c7/0x1e0
[ 1149.375350]  kmem_cache_alloc_node+0xe3/0x730
[ 1149.379847]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1149.384093]  __alloc_skb+0x119/0x770
[ 1149.387808]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1149.393094]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1149.397506]  ? lock_downgrade+0x900/0x900
[ 1149.401667]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1149.407205]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1149.412660]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1149.418116]  ? addrconf_rs_timer+0x690/0x690
[ 1149.422536]  ndisc_alloc_skb+0x144/0x340
[ 1149.426605]  ndisc_send_rs+0x331/0x6e0
[ 1149.430499]  addrconf_rs_timer+0x314/0x690
[ 1149.434744]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1149.438991]  call_timer_fn+0x272/0x920
[ 1149.442883]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1149.447121]  ? process_timeout+0x40/0x40
[ 1149.451189]  ? __run_timers+0x7da/0xc70
[ 1149.455167]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1149.459660]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1149.464156]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1149.468391]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1149.472983]  ? trace_hardirqs_on+0xbd/0x310
[ 1149.477305]  ? kasan_check_read+0x11/0x20
[ 1149.481463]  ? __run_timers+0x7da/0xc70
[ 1149.485446]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1149.490555]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1149.494794]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1149.499030]  __run_timers+0x7e5/0xc70
[ 1149.502839]  ? timer_fixup_init+0x70/0x70
[ 1149.506990]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1149.512012]  ? zap_class+0x640/0x640
[ 1149.515730]  ? enqueue_hrtimer+0x1a5/0x560
[ 1149.519977]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1149.525175]  ? find_held_lock+0x36/0x1c0
[ 1149.529251]  ? zap_class+0x640/0x640
[ 1149.532977]  ? pvclock_read_flags+0x160/0x160
[ 1149.537476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1149.543017]  ? check_preemption_disabled+0x48/0x280
[ 1149.548043]  ? __lock_is_held+0xb5/0x140
[ 1149.552103]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1149.557730]  ? check_preemption_disabled+0x48/0x280
[ 1149.562753]  run_timer_softirq+0x52/0xb0
[ 1149.566819]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1149.571836]  __do_softirq+0x308/0xb7e
[ 1149.575640]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1149.580138]  ? lock_downgrade+0x900/0x900
[ 1149.584292]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1149.589407]  ? pvclock_read_flags+0x160/0x160
[ 1149.593918]  ? lapic_next_event+0x5a/0x90
[ 1149.598069]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1149.603611]  ? kvm_clock_read+0x18/0x30
[ 1149.607587]  ? kvm_sched_clock_read+0x9/0x20
[ 1149.612000]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1149.617538]  ? check_preemption_disabled+0x48/0x280
[ 1149.622566]  irq_exit+0x17f/0x1c0
[ 1149.626022]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1149.630864]  ? smp_reschedule_interrupt+0x109/0x650
[ 1149.635882]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1149.641767]  ? interrupt_entry+0xb5/0xc0
[ 1149.645834]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1149.650850]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1149.655867]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1149.660711]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1149.665726]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1149.670743]  ? task_prio+0x50/0x50
[ 1149.674285]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1149.679823]  ? check_preemption_disabled+0x48/0x280
[ 1149.684849]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1149.689698]  apic_timer_interrupt+0xf/0x20
[ 1149.693927]  </IRQ>
[ 1149.696170] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1149.701115] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1149.720018] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1149.727726] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1149.734993] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1149.742259] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1149.749529] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1149.756796] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1149.764111]  skb_clone+0x1bb/0x500
[ 1149.767653]  ? finish_task_switch+0x2f4/0x910
[ 1149.772150]  ? skb_split+0x11e0/0x11e0
[ 1149.776040]  ? preempt_notifier_register+0x200/0x200
[ 1149.781140]  ? __switch_to_asm+0x34/0x70
[ 1149.785198]  ? __switch_to_asm+0x34/0x70
[ 1149.789256]  ? __switch_to_asm+0x40/0x70
[ 1149.793314]  ? __switch_to_asm+0x34/0x70
[ 1149.797372]  ? __switch_to_asm+0x40/0x70
[ 1149.801442]  ? __switch_to_asm+0x34/0x70
[ 1149.805506]  ? __switch_to_asm+0x40/0x70
[ 1149.809569]  ? __switch_to_asm+0x34/0x70
[ 1149.813630]  ? __switch_to_asm+0x34/0x70
[ 1149.817691]  ? __switch_to_asm+0x40/0x70
[ 1149.821748]  ? __switch_to_asm+0x34/0x70
[ 1149.825814]  bpf_clone_redirect+0xb9/0x490
[ 1149.830055]  ? __schedule+0x8d7/0x21d0
[ 1149.833948]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1149.838980]  ? __sched_text_start+0x8/0x8
[ 1149.843128]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1149.847900]  ? find_held_lock+0x36/0x1c0
[ 1149.851979]  ? lock_acquire+0x1ed/0x520
[ 1149.855973]  ? bpf_test_run+0x3cb/0x780
[ 1149.859952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1149.865496]  ? check_preemption_disabled+0x48/0x280
[ 1149.870518]  ? kasan_check_read+0x11/0x20
[ 1149.874668]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1149.879948]  ? rcu_softirq_qs+0x20/0x20
[ 1149.883944]  ? preempt_schedule+0x4d/0x60
[ 1149.888107]  ? ___preempt_schedule+0x16/0x18
[ 1149.892526]  ? bpf_test_run+0x25d/0x780
[ 1149.896516]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1149.900929]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1149.906481]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1149.911252]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1149.916096]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1149.921637]  ? fput+0x130/0x1a0
[ 1149.924920]  ? __bpf_prog_get+0x9b/0x290
[ 1149.928994]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1149.933842]  ? bpf_prog_test_run+0x130/0x1a0
[ 1149.938253]  ? __x64_sys_bpf+0x3d8/0x520
[ 1149.942315]  ? bpf_prog_get+0x20/0x20
[ 1149.946136]  ? do_syscall_64+0x1b9/0x820
[ 1149.950200]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1149.955570]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1149.960498]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1149.965353]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1149.970372]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1149.975391]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1149.980417]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1149.985274]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1149.990664] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1149.990698] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 1149.997684] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1150.003803] rcu: 	1-...!: (193 ticks this GP) idle=31a/1/0x4000000000000004 softirq=63472/63474 fqs=0 
[ 1150.012883] Call Trace:
[ 1150.012889]  <IRQ>
[ 1150.012908]  dump_stack+0x244/0x39d
[ 1150.012927]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1150.012954]  warn_alloc.cold.116+0xb7/0x1bd
[ 1150.012970]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1150.012989]  ? lock_downgrade+0x900/0x900
[ 1150.013012]  ? trace_hardirqs_off+0xb8/0x310
[ 1150.013031]  ? trace_hardirqs_off+0xb8/0x310
[ 1150.013053]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1150.013093]  ? warn_alloc+0x120/0x120
[ 1150.022744] rcu: 	 (t=10684 jiffies g=91933 q=13)
[ 1150.025326]  ? print_usage_bug+0xc0/0xc0
[ 1150.027468] rcu: rcu_preempt kthread starved for 10684 jiffies! g91933 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
[ 1150.027476] rcu: RCU grace-period kthread stack dump:
[ 1150.031094]  ? warn_alloc+0x120/0x120
[ 1150.036261] rcu_preempt     R  running task    22712    10      2 0x80000000
[ 1150.040576]  ? warn_alloc+0x120/0x120
[ 1150.045393] Call Trace:
[ 1150.049532]  ? print_usage_bug+0xc0/0xc0
[ 1150.053925]  __schedule+0x8cf/0x21d0
[ 1150.058319]  ? print_usage_bug+0xc0/0xc0
[ 1150.063151]  ? __sched_text_start+0x8/0x8
[ 1150.066931]  ? __lock_acquire+0x62f/0x4c20
[ 1150.071765]  ? add_timer_on+0xa20/0xa20
[ 1150.075806]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1150.086272]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1150.091469]  ? should_fail+0x22d/0xd01
[ 1150.095239]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1150.102409]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1150.106194]  ? trace_hardirqs_on+0xbd/0x310
[ 1150.108766]  ? __lock_acquire+0x62f/0x4c20
[ 1150.112813]  ? kasan_check_read+0x11/0x20
[ 1150.116508]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1150.120558]  ? prepare_to_swait_event+0x25a/0x800
[ 1150.124690]  ? __lock_acquire+0x62f/0x4c20
[ 1150.128907]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1150.132864]  ? should_fail+0x22d/0xd01
[ 1150.138390]  schedule+0xfe/0x460
[ 1150.143480]  ? find_held_lock+0x36/0x1c0
[ 1150.147350]  ? __schedule+0x21d0/0x21d0
[ 1150.152449]  ? mark_held_locks+0x130/0x130
[ 1150.157537]  ? prepare_to_swait_event+0x25a/0x800
[ 1150.161840]  ? mark_held_locks+0x130/0x130
[ 1150.166065]  ? __init_swait_queue_head+0x150/0x150
[ 1150.170191]  ? zap_class+0x640/0x640
[ 1150.175280]  ? __lockdep_init_map+0x105/0x590
[ 1150.180107]  ? zap_class+0x640/0x640
[ 1150.184334]  ? lockdep_init_map+0x9/0x10
[ 1150.189420]  ? print_usage_bug+0xc0/0xc0
[ 1150.193299]  schedule_timeout+0x140/0x260
[ 1150.196647]  ? do_raw_spin_unlock+0xa7/0x330
[ 1150.200691]  ? usleep_range+0x1a0/0x1a0
[ 1150.204652]  ? zap_class+0x640/0x640
[ 1150.208873]  ? __next_timer_interrupt+0x1a0/0x1a0
[ 1150.213699]  ? print_usage_bug+0xc0/0xc0
[ 1150.217927]  rcu_gp_fqs_loop+0x762/0xa80
[ 1150.222834]  ? wq_watchdog_touch+0x9c/0xfe
[ 1150.226540]  ? rcu_gp_fqs_check_wake+0x170/0x170
[ 1150.231018]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1150.234719]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1150.238765]  ? check_preemption_disabled+0x48/0x280
[ 1150.242809]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1150.246945]  ? __lock_is_held+0xb5/0x140
[ 1150.251340]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1150.255309]  __alloc_pages_nodemask+0xad8/0xea0
[ 1150.259010]  ? rcu_gp_init+0x90b/0x1260
[ 1150.263830]  ? zap_class+0x640/0x640
[ 1150.267874]  ? __switch_to_asm+0x40/0x70
[ 1150.271923]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1150.276144]  ? dump_blkd_tasks.isra.48+0xe0/0xe0
[ 1150.280890]  ? find_held_lock+0x36/0x1c0
[ 1150.286407]  ? __switch_to_asm+0x40/0x70
[ 1150.291499]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1150.296496]  ? find_held_lock+0x36/0x1c0
[ 1150.301932]  ? lock_downgrade+0x900/0x900
[ 1150.305980]  ? zap_class+0x640/0x640
[ 1150.311506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1150.316162]  ? prepare_to_swait_event+0x25a/0x800
[ 1150.320118]  cache_grow_begin+0xa5/0x8c0
[ 1150.323813]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1150.327858]  ? do_raw_spin_unlock+0xa7/0x330
[ 1150.332862]  ? find_held_lock+0x36/0x1c0
[ 1150.337608]  fallback_alloc+0x204/0x2e0
[ 1150.341659]  ? finish_swait+0x25d/0x430
[ 1150.345704]  ____cache_alloc_node+0x1c7/0x1e0
[ 1150.350355]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1150.354404]  kmem_cache_alloc_node+0xe3/0x730
[ 1150.358537]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1150.362239]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1150.367782]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1150.372622]  __alloc_skb+0x119/0x770
[ 1150.376664]  ? trace_hardirqs_on+0xbd/0x310
[ 1150.381748]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1150.386145]  ? kasan_check_read+0x11/0x20
[ 1150.390190]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1150.394153]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1150.398110]  ? lock_downgrade+0x900/0x900
[ 1150.402595]  ? __init_swait_queue_head+0x150/0x150
[ 1150.407685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1150.412165]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1150.417249]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1150.421472]  ? finish_swait+0x25d/0x430
[ 1150.421489]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1150.426060]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1150.429760]  ? swake_up_locked+0x360/0x360
[ 1150.434068]  ? addrconf_rs_timer+0x690/0x690
[ 1150.439327]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1150.443478]  ndisc_alloc_skb+0x144/0x340
[ 1150.447858]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1150.452949]  ndisc_send_rs+0x331/0x6e0
[ 1150.457087]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1150.462000]  addrconf_rs_timer+0x314/0x690
[ 1150.467527]  rcu_gp_kthread+0x341/0xc70
[ 1150.472609]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1150.478045]  ? rcu_gp_init+0x1260/0x1260
[ 1150.482005]  call_timer_fn+0x272/0x920
[ 1150.486567]  ? mark_held_locks+0x130/0x130
[ 1150.492004]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1150.496226]  ? __schedule+0x168a/0x21d0
[ 1150.500614]  ? process_timeout+0x40/0x40
[ 1150.505705]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1150.509760]  ? mark_held_locks+0xc7/0x130
[ 1150.515189]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1150.519063]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1150.524587]  ? trace_hardirqs_on+0xbd/0x310
[ 1150.528802]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1150.532766]  ? kasan_check_read+0x11/0x20
[ 1150.536987]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1150.541035]  ? __schedule+0x168a/0x21d0
[ 1150.544910]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1150.549132]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1150.553347]  ? trace_hardirqs_on+0xbd/0x310
[ 1150.557305]  ? lock_pin_lock+0x350/0x350
[ 1150.561354]  ? kasan_check_read+0x11/0x20
[ 1150.565834]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1150.569961]  ? __run_timers+0x7da/0xc70
[ 1150.574539]  ? __schedule+0x168a/0x21d0
[ 1150.579017]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1150.583328]  ? __switch_to_asm+0x40/0x70
[ 1150.587824]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1150.591959]  ? __switch_to_asm+0x40/0x70
[ 1150.596176]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1150.600134]  ? show_schedstat+0x551/0xf30
[ 1150.604695]  __run_timers+0x7e5/0xc70
[ 1150.609792]  ? __sched_text_start+0x8/0x8
[ 1150.614099]  ? timer_fixup_init+0x70/0x70
[ 1150.618144]  ? find_held_lock+0x36/0x1c0
[ 1150.622272]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1150.626757]  ? __kthread_parkme+0xce/0x1a0
[ 1150.630712]  ? zap_class+0x640/0x640
[ 1150.634674]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1150.639762]  ? print_usage_bug+0xc0/0xc0
[ 1150.643809]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1150.648029]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1150.652085]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1150.656304]  ? find_held_lock+0x36/0x1c0
[ 1150.660446]  ? trace_hardirqs_on+0xbd/0x310
[ 1150.664237]  ? zap_class+0x640/0x640
[ 1150.668375]  ? kasan_check_read+0x11/0x20
[ 1150.672505]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1150.676554]  ? __kthread_parkme+0xce/0x1a0
[ 1150.681559]  ? check_preemption_disabled+0x48/0x280
[ 1150.685777]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1150.689486]  ? __lock_is_held+0xb5/0x140
[ 1150.694584]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1150.698621]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1150.703717]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1150.708893]  ? check_preemption_disabled+0x48/0x280
[ 1150.713475]  ? __kthread_parkme+0xfb/0x1a0
[ 1150.717525]  run_timer_softirq+0x52/0xb0
[ 1150.721833]  ? rcu_gp_init+0x1260/0x1260
[ 1150.725534]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1150.729768]  kthread+0x35a/0x440
[ 1150.735294]  __do_softirq+0x308/0xb7e
[ 1150.739517]  ? kthread_stop+0x900/0x900
[ 1150.744516]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1150.749601]  ret_from_fork+0x3a/0x50
[ 1150.753650]  ? lock_downgrade+0x900/0x900
[ 1150.758747] NMI backtrace for cpu 1
[ 1150.764258]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1150.824213]  ? pvclock_read_flags+0x160/0x160
[ 1150.828719]  ? lapic_next_event+0x5a/0x90
[ 1150.832876]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1150.838446]  ? kvm_clock_read+0x18/0x30
[ 1150.842429]  ? kvm_sched_clock_read+0x9/0x20
[ 1150.846854]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1150.852397]  ? check_preemption_disabled+0x48/0x280
[ 1150.857429]  irq_exit+0x17f/0x1c0
[ 1150.861014]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1150.865856]  ? smp_reschedule_interrupt+0x109/0x650
[ 1150.870877]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1150.876761]  ? interrupt_entry+0xb5/0xc0
[ 1150.880824]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1150.885852]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1150.890876]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1150.895729]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1150.900744]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1150.905762]  ? task_prio+0x50/0x50
[ 1150.909305]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1150.914849]  ? check_preemption_disabled+0x48/0x280
[ 1150.919874]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1150.924729]  apic_timer_interrupt+0xf/0x20
[ 1150.928956]  </IRQ>
[ 1150.931198] RIP: 0010:console_unlock+0x102f/0x1190
[ 1150.936127] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1150.955030] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1150.962740] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1150.970012] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1150.977278] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1150.984548] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1150.991819] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1150.999105]  ? netconsole_netdev_event+0x280/0x280
[ 1151.004043]  ? console_unlock+0x1026/0x1190
[ 1151.008386]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1151.013053]  ? vprintk_emit+0x846/0x990
[ 1151.017032]  ? lock_release+0xa00/0xa00
[ 1151.021013]  ? trace_hardirqs_on+0x30/0x310
[ 1151.025339]  ? vprintk_default+0x28/0x30
[ 1151.029407]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1151.034525]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1151.040073]  vprintk_emit+0x391/0x990
[ 1151.043878]  ? wake_up_klogd+0x180/0x180
[ 1151.047947]  ? find_held_lock+0x31/0x1c0
[ 1151.052018]  ? mark_held_locks+0xc7/0x130
[ 1151.056167]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1151.060660]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1151.065162]  vprintk_default+0x28/0x30
[ 1151.069056]  vprintk_func+0x7e/0x181
[ 1151.072946]  printk+0xa7/0xcf
[ 1151.076051]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1151.080811]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1151.085323]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1151.090611]  dump_header+0x7cc/0xf72
[ 1151.094335]  ? pagefault_out_of_memory+0x197/0x197
[ 1151.099272]  ? __lock_acquire+0x62f/0x4c20
[ 1151.103510]  ? percpu_ref_get_many+0x240/0x240
[ 1151.108099]  ? print_usage_bug+0xc0/0xc0
[ 1151.112168]  ? zap_class+0x640/0x640
[ 1151.115888]  ? print_usage_bug+0xc0/0xc0
[ 1151.119950]  ? zap_class+0x640/0x640
[ 1151.123668]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1151.129212]  ? find_held_lock+0x36/0x1c0
[ 1151.133282]  ? mark_held_locks+0xc7/0x130
[ 1151.137442]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1151.142548]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1151.147652]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1151.152238]  ? trace_hardirqs_on+0xbd/0x310
[ 1151.156562]  ? kasan_check_read+0x11/0x20
[ 1151.160707]  ? ___ratelimit+0x3b4/0x672
[ 1151.164687]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1151.169791]  ? trace_hardirqs_on+0x310/0x310
[ 1151.174200]  ? lock_downgrade+0x900/0x900
[ 1151.178359]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1151.183476]  ? ___ratelimit+0x3b9/0x672
[ 1151.187465]  ? idr_get_free+0xf70/0xf70
[ 1151.191486]  ? find_held_lock+0x36/0x1c0
[ 1151.195563]  oom_kill_process.cold.27+0x10/0x903
[ 1151.200325]  ? zap_class+0x640/0x640
[ 1151.204040]  ? check_preemption_disabled+0x48/0x280
[ 1151.209058]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1151.213986]  ? kasan_check_read+0x11/0x20
[ 1151.218131]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1151.223415]  ? oom_evaluate_task+0x540/0x540
[ 1151.227839]  ? find_held_lock+0x36/0x1c0
[ 1151.231910]  ? out_of_memory+0x974/0x1430
[ 1151.236059]  ? lock_downgrade+0x900/0x900
[ 1151.240207]  ? check_preemption_disabled+0x48/0x280
[ 1151.245237]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1151.250166]  ? kasan_check_read+0x11/0x20
[ 1151.254315]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1151.259589]  ? rcu_softirq_qs+0x20/0x20
[ 1151.263572]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1151.269111]  ? oom_evaluate_task+0x302/0x540
[ 1151.273522]  out_of_memory+0xa84/0x1430
[ 1151.277507]  ? oom_killer_disable+0x3a0/0x3a0
[ 1151.282013]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1151.286946]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1151.291973]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1151.296849]  ? warn_alloc+0x120/0x120
[ 1151.300651]  ? mark_held_locks+0x130/0x130
[ 1151.304891]  ? find_get_entry+0xaae/0x1120
[ 1151.309134]  ? filemap_map_pages+0x1a20/0x1a20
[ 1151.313722]  ? zap_class+0x640/0x640
[ 1151.317452]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1151.323000]  ? check_preemption_disabled+0x48/0x280
[ 1151.328015]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1151.333554]  ? should_fail+0x22d/0xd01
[ 1151.337452]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1151.342564]  ? zap_class+0x640/0x640
[ 1151.346303]  ? __lock_is_held+0xb5/0x140
[ 1151.350375]  ? mark_held_locks+0x130/0x130
[ 1151.354615]  ? lock_release+0xa00/0xa00
[ 1151.358591]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1151.364046]  ? xa_load+0x2ba/0x460
[ 1151.367587]  ? lock_downgrade+0x900/0x900
[ 1151.371739]  ? __might_sleep+0x95/0x190
[ 1151.375718]  __alloc_pages_nodemask+0xad8/0xea0
[ 1151.380393]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1151.385410]  ? __page_cache_alloc+0x191/0x5c0
[ 1151.389913]  ? xa_load+0x2e1/0x460
[ 1151.393467]  ? xa_clear_mark+0x40/0x40
[ 1151.397361]  ? zap_class+0x640/0x640
[ 1151.401087]  ? zap_class+0x640/0x640
[ 1151.404800]  ? zap_class+0x640/0x640
[ 1151.408519]  ? __do_page_cache_readahead+0x663/0x810
[ 1151.413627]  ? find_held_lock+0x36/0x1c0
[ 1151.417694]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1151.423243]  alloc_pages_current+0x173/0x350
[ 1151.427658]  __page_cache_alloc+0x38c/0x5c0
[ 1151.431992]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1151.436919]  ? kasan_check_read+0x11/0x20
[ 1151.441069]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1151.446348]  ? generic_perform_write+0x6a0/0x6a0
[ 1151.451105]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1151.456649]  ? check_preemption_disabled+0x48/0x280
[ 1151.461675]  filemap_fault+0x1595/0x25f0
[ 1151.465749]  ? __lock_page_or_retry+0xa00/0xa00
[ 1151.470421]  ? mark_held_locks+0x130/0x130
[ 1151.474680]  ? filemap_map_pages+0xd6b/0x1a20
[ 1151.479180]  ? lock_downgrade+0x900/0x900
[ 1151.483326]  ? check_preemption_disabled+0x48/0x280
[ 1151.488349]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1151.493278]  ? kasan_check_read+0x11/0x20
[ 1151.497467]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1151.502743]  ? rcu_softirq_qs+0x20/0x20
[ 1151.506733]  ? filemap_map_pages+0xd92/0x1a20
[ 1151.511244]  ? find_get_entries_tag+0x1400/0x1400
[ 1151.516089]  ? debug_object_destroy+0x2b0/0x2b0
[ 1151.520760]  ? lock_pi_update_atomic+0x150/0x150
[ 1151.525515]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1151.531069]  ? lock_acquire+0x1ed/0x520
[ 1151.535045]  ? ext4_filemap_fault+0x7a/0xad
[ 1151.539384]  ? lock_release+0xa00/0xa00
[ 1151.543357]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1151.548813]  ? print_usage_bug+0xc0/0xc0
[ 1151.552875]  ? print_usage_bug+0xc0/0xc0
[ 1151.556949]  ? down_read+0x8d/0x120
[ 1151.560577]  ? ext4_filemap_fault+0x7a/0xad
[ 1151.564900]  ? __down_interruptible+0x700/0x700
[ 1151.569583]  ext4_filemap_fault+0x82/0xad
[ 1151.573735]  __do_fault+0x100/0x6b0
[ 1151.577359]  ? find_held_lock+0x36/0x1c0
[ 1151.581425]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1151.586560]  ? mark_held_locks+0x130/0x130
[ 1151.590795]  ? mark_held_locks+0x130/0x130
[ 1151.595026]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1151.599521]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1151.604018]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1151.608602]  ? kasan_check_read+0x11/0x20
[ 1151.612749]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1151.618297]  __handle_mm_fault+0x3ea0/0x5be0
[ 1151.622714]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1151.627568]  ? finish_task_switch+0x1f4/0x910
[ 1151.632064]  ? finish_task_switch+0x1b4/0x910
[ 1151.636562]  ? __switch_to_asm+0x34/0x70
[ 1151.640627]  ? preempt_notifier_register+0x200/0x200
[ 1151.645729]  ? __switch_to_asm+0x34/0x70
[ 1151.649789]  ? __switch_to_asm+0x34/0x70
[ 1151.653879]  ? zap_class+0x640/0x640
[ 1151.657604]  ? zap_class+0x640/0x640
[ 1151.661320]  ? __x64_sys_futex+0x53e/0x6a0
[ 1151.665562]  ? find_held_lock+0x36/0x1c0
[ 1151.669631]  ? handle_mm_fault+0x42a/0xc70
[ 1151.673869]  ? lock_downgrade+0x900/0x900
[ 1151.678021]  ? check_preemption_disabled+0x48/0x280
[ 1151.683045]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1151.687973]  ? kasan_check_read+0x11/0x20
[ 1151.692121]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1151.697404]  ? rcu_softirq_qs+0x20/0x20
[ 1151.701392]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1151.706501]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1151.712038]  ? check_preemption_disabled+0x48/0x280
[ 1151.717067]  handle_mm_fault+0x54f/0xc70
[ 1151.721146]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1151.725746]  ? find_vma+0x34/0x190
[ 1151.729293]  __do_page_fault+0x5e8/0xe60
[ 1151.733353]  ? trace_hardirqs_off+0xb8/0x310
[ 1151.737772]  do_page_fault+0xf2/0x7e0
[ 1151.741659]  ? vmalloc_sync_all+0x30/0x30
[ 1151.745808]  ? error_entry+0x70/0xd0
[ 1151.749524]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1151.754542]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1151.759477]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1151.764407]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1151.769257]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1151.774271]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1151.779726]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1151.784745]  ? page_fault+0x8/0x30
[ 1151.788290]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1151.793149]  ? page_fault+0x8/0x30
[ 1151.796687]  page_fault+0x1e/0x30
[ 1151.800141] RIP: 0033:0x40f9c0
[ 1151.803343] Code: Bad RIP value.
[ 1151.806705] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1151.812064] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1151.819328] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1151.826596] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1151.833867] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1151.841136] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1151.848423] warn_alloc_show_mem: 1 callbacks suppressed
[ 1151.848443] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1151.848445] Mem-Info:
[ 1151.848482] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1151.848482]  active_file:15 inactive_file:19 isolated_file:0
[ 1151.848482]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1151.848482]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1151.848482]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1151.848482]  free:13737 free_pcp:253 free_cma:0
[ 1151.853817] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1151.861008] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1151.863413] Call Trace:
[ 1151.896379] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1151.905723]  <IRQ>
[ 1151.933285] lowmem_reserve[]: 0 2818 6321 6321
[ 1151.935885]  dump_stack+0x244/0x39d
[ 1151.961970] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1151.964128]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1151.968665] lowmem_reserve[]: 0 0 3503 3503
[ 1151.972298]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1151.999772] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1152.004962]  ? do_raw_spin_lock+0x14f/0x350
[ 1152.009243] lowmem_reserve[]: 0 0 0 0
[ 1152.014789]  nmi_cpu_backtrace.cold.2+0x5c/0xa1
[ 1152.043741] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1152.048063]  ? lapic_can_unplug_cpu.cold.27+0x3f/0x3f
[ 1152.051832] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1152.056499]  nmi_trigger_cpumask_backtrace+0x1e8/0x22a
[ 1152.069995] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1152.075185]  arch_trigger_cpumask_backtrace+0x14/0x20
[ 1152.089993] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1152.095264]  rcu_dump_cpu_stacks+0x16f/0x1bc
[ 1152.110936] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1152.116123]  print_cpu_stall.cold.67+0x1f3/0x3c7
[ 1152.124927] 1801 total pagecache pages
[ 1152.129342]  ? print_other_cpu_stall+0x160/0x160
[ 1152.137914] 0 pages in swap cache
[ 1152.142654]  ? print_usage_bug+0xc0/0xc0
[ 1152.146519] Swap cache stats: add 0, delete 0, find 0/0
[ 1152.151265]  ? kasan_check_read+0x11/0x20
[ 1152.154694] Free swap  = 0kB
[ 1152.158749]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1152.164083] Total swap = 0kB
[ 1152.168249]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1152.171245] 1965979 pages RAM
[ 1152.176774]  ? do_trace_rcu_torture_read+0x10/0x10
[ 1152.179763] 0 pages HighMem/MovableOnly
[ 1152.179772] 342854 pages reserved
[ 1152.185304]  ? rcu_preempt_need_deferred_qs+0x74/0x1f0
[ 1152.188382] 0 pages cma reserved
[ 1152.193300]  ? __lock_is_held+0xb5/0x140
[ 1152.197312] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1152.200695]  ? __rcu_read_lock+0x50/0x50
[ 1152.206038] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1152.209312]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1152.213350] syz-fuzzer cpuset=/ mems_allowed=0
[ 1152.219839]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1152.249709]  ? check_preemption_disabled+0x48/0x280
[ 1152.254731]  rcu_check_callbacks+0xf3b/0x13f0
[ 1152.259234]  ? rcutree_dead_cpu+0x10/0x10
[ 1152.263386]  ? lock_downgrade+0x900/0x900
[ 1152.267556]  ? lock_release+0x960/0xa00
[ 1152.271553]  ? zap_class+0x640/0x640
[ 1152.275265]  ? mark_held_locks+0x130/0x130
[ 1152.279499]  ? zap_class+0x640/0x640
[ 1152.283230]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1152.288769]  ? pvclock_gtod_notify+0x2e3/0x3e0
[ 1152.293355]  ? kvm_set_tsc_khz+0x540/0x540
[ 1152.297595]  ? warn_alloc.cold.116+0xd1/0x1bd
[ 1152.302101]  ? find_held_lock+0x36/0x1c0
[ 1152.306186]  ? zap_class+0x640/0x640
[ 1152.309902]  ? timekeeping_advance+0x3cc/0xc00
[ 1152.314490]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1152.320031]  ? check_preemption_disabled+0x48/0x280
[ 1152.325054]  ? trace_hardirqs_off+0xb8/0x310
[ 1152.329465]  ? __lock_is_held+0xb5/0x140
[ 1152.333533]  ? trace_hardirqs_on+0x310/0x310
[ 1152.337946]  ? check_preemption_disabled+0x48/0x280
[ 1152.342984]  ? raise_softirq+0x199/0x420
[ 1152.347046]  ? raise_softirq_irqoff+0x2e0/0x2e0
[ 1152.351717]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1152.357257]  ? check_preemption_disabled+0x48/0x280
[ 1152.362316]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1152.367855]  ? hrtimer_run_queues+0x9a/0x400
[ 1152.372268]  ? run_local_timers+0x19b/0x230
[ 1152.376589]  ? timer_clear_idle+0x90/0x90
[ 1152.380739]  ? debug_smp_processor_id+0x1c/0x20
[ 1152.385413]  ? irqtime_account_process_tick.isra.6+0x114/0x490
[ 1152.391400]  ? account_process_tick+0x282/0x350
[ 1152.396084]  update_process_times+0x2d/0x70
[ 1152.400409]  tick_sched_handle+0x9f/0x180
[ 1152.404580]  tick_sched_timer+0x45/0x130
[ 1152.408657]  __hrtimer_run_queues+0x41c/0x10d0
[ 1152.413261]  ? tick_sched_do_timer+0x1a0/0x1a0
[ 1152.417848]  ? hrtimer_start_range_ns+0xe00/0xe00
[ 1152.422715]  ? pvclock_read_flags+0x160/0x160
[ 1152.427228]  ? trace_hardirqs_on+0x310/0x310
[ 1152.431633]  ? zap_class+0x640/0x640
[ 1152.435366]  ? kvm_clock_read+0x18/0x30
[ 1152.439339]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1152.444359]  ? ktime_get_update_offsets_now+0x3b3/0x540
[ 1152.449729]  ? do_timer+0x50/0x50
[ 1152.453189]  ? rwlock_bug.part.2+0x90/0x90
[ 1152.457424]  ? trace_hardirqs_on+0x310/0x310
[ 1152.461854]  ? rcu_softirq_qs+0x20/0x20
[ 1152.465840]  hrtimer_interrupt+0x313/0x780
[ 1152.470094]  smp_apic_timer_interrupt+0x1a1/0x760
[ 1152.474940]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1152.480868]  ? interrupt_entry+0xb5/0xc0
[ 1152.484934]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1152.489958]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1152.494630]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1152.499479]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1152.504507]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1152.509361]  apic_timer_interrupt+0xf/0x20
[ 1152.513598] RIP: 0010:kmem_cache_alloc_node+0x247/0x730
[ 1152.518972] Code: 3f 7e 0f 85 32 ff ff ff e8 a5 10 3e ff e9 28 ff ff ff e8 4c 46 c3 ff 48 83 3d e4 8e 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 bf fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1152.537871] RSP: 0000:ffff8881daf07450 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1152.545579] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff110388c4dc9
[ 1152.552846] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000286
[ 1152.560115] RBP: ffff8881daf074c0 R08: ffff8881c4626e48 R09: 0000000000000002
[ 1152.567384] R10: 0000000000000000 R11: ffff8881c4626580 R12: ffff8881d9bee600
[ 1152.574650] R13: ffff8881d9bee600 R14: 0000000000000000 R15: 0000000000000286
[ 1152.581926]  ? apic_timer_interrupt+0xa/0x20
[ 1152.586361]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1152.590609]  __alloc_skb+0x119/0x770
[ 1152.594327]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1152.599606]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1152.604016]  ? lock_downgrade+0x900/0x900
[ 1152.608171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1152.613709]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1152.619178]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1152.624644]  ? addrconf_rs_timer+0x690/0x690
[ 1152.629064]  ndisc_alloc_skb+0x144/0x340
[ 1152.633180]  ndisc_send_rs+0x331/0x6e0
[ 1152.637074]  addrconf_rs_timer+0x314/0x690
[ 1152.641317]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1152.645565]  call_timer_fn+0x272/0x920
[ 1152.649463]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1152.653702]  ? process_timeout+0x40/0x40
[ 1152.657769]  ? __run_timers+0x7da/0xc70
[ 1152.661745]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1152.666240]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1152.670736]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1152.675032]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1152.679622]  ? trace_hardirqs_on+0xbd/0x310
[ 1152.683945]  ? kasan_check_read+0x11/0x20
[ 1152.688100]  ? __run_timers+0x7da/0xc70
[ 1152.692091]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1152.697213]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1152.701461]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1152.705700]  __run_timers+0x7e5/0xc70
[ 1152.709513]  ? timer_fixup_init+0x70/0x70
[ 1152.713668]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1152.718687]  ? zap_class+0x640/0x640
[ 1152.722406]  ? enqueue_hrtimer+0x1a5/0x560
[ 1152.726653]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1152.732006]  ? find_held_lock+0x36/0x1c0
[ 1152.736069]  ? zap_class+0x640/0x640
[ 1152.739791]  ? pvclock_read_flags+0x160/0x160
[ 1152.744288]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1152.749828]  ? check_preemption_disabled+0x48/0x280
[ 1152.754859]  ? __lock_is_held+0xb5/0x140
[ 1152.758920]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1152.764467]  ? check_preemption_disabled+0x48/0x280
[ 1152.769495]  run_timer_softirq+0x52/0xb0
[ 1152.773558]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1152.778581]  __do_softirq+0x308/0xb7e
[ 1152.782394]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1152.786889]  ? lock_downgrade+0x900/0x900
[ 1152.791045]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1152.796160]  ? pvclock_read_flags+0x160/0x160
[ 1152.800657]  ? lapic_next_event+0x5a/0x90
[ 1152.804810]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1152.810357]  ? kvm_clock_read+0x18/0x30
[ 1152.814334]  ? kvm_sched_clock_read+0x9/0x20
[ 1152.818745]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1152.824287]  ? check_preemption_disabled+0x48/0x280
[ 1152.829311]  irq_exit+0x17f/0x1c0
[ 1152.832772]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1152.837616]  ? smp_reschedule_interrupt+0x109/0x650
[ 1152.842636]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1152.848518]  ? interrupt_entry+0xb5/0xc0
[ 1152.852581]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1152.857601]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1152.863149]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1152.868011]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1152.873029]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1152.878044]  ? task_prio+0x50/0x50
[ 1152.881598]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1152.887150]  ? check_preemption_disabled+0x48/0x280
[ 1152.892172]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1152.897023]  apic_timer_interrupt+0xf/0x20
[ 1152.901255]  </IRQ>
[ 1152.903496] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1152.908424] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1152.927365] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1152.935069] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1152.942338] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1152.949603] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1152.956872] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1152.964142] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1152.971459]  skb_clone+0x1bb/0x500
[ 1152.975008]  ? finish_task_switch+0x2f4/0x910
[ 1152.979509]  ? skb_split+0x11e0/0x11e0
[ 1152.983396]  ? preempt_notifier_register+0x200/0x200
[ 1152.988495]  ? __switch_to_asm+0x34/0x70
[ 1152.992571]  ? __switch_to_asm+0x34/0x70
[ 1152.996630]  ? __switch_to_asm+0x40/0x70
[ 1153.000689]  ? __switch_to_asm+0x34/0x70
[ 1153.004745]  ? __switch_to_asm+0x40/0x70
[ 1153.008803]  ? __switch_to_asm+0x34/0x70
[ 1153.012874]  ? __switch_to_asm+0x40/0x70
[ 1153.016932]  ? __switch_to_asm+0x34/0x70
[ 1153.021013]  ? __switch_to_asm+0x34/0x70
[ 1153.025074]  ? __switch_to_asm+0x40/0x70
[ 1153.029133]  ? __switch_to_asm+0x34/0x70
[ 1153.033219]  bpf_clone_redirect+0xb9/0x490
[ 1153.037501]  ? __schedule+0x8d7/0x21d0
[ 1153.041424]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1153.046460]  ? __sched_text_start+0x8/0x8
[ 1153.050612]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1153.055381]  ? find_held_lock+0x36/0x1c0
[ 1153.059458]  ? lock_acquire+0x1ed/0x520
[ 1153.063445]  ? bpf_test_run+0x3cb/0x780
[ 1153.067426]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1153.072980]  ? check_preemption_disabled+0x48/0x280
[ 1153.078002]  ? kasan_check_read+0x11/0x20
[ 1153.082151]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1153.087427]  ? rcu_softirq_qs+0x20/0x20
[ 1153.091412]  ? preempt_schedule+0x4d/0x60
[ 1153.095569]  ? ___preempt_schedule+0x16/0x18
[ 1153.099990]  ? bpf_test_run+0x25d/0x780
[ 1153.103983]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1153.108398]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1153.113958]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1153.118726]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1153.123567]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1153.129106]  ? fput+0x130/0x1a0
[ 1153.132392]  ? __bpf_prog_get+0x9b/0x290
[ 1153.136467]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1153.141316]  ? bpf_prog_test_run+0x130/0x1a0
[ 1153.145729]  ? __x64_sys_bpf+0x3d8/0x520
[ 1153.149792]  ? bpf_prog_get+0x20/0x20
[ 1153.153615]  ? do_syscall_64+0x1b9/0x820
[ 1153.157680]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1153.163053]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1153.168006]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1153.172851]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1153.177871]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1153.182892]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1153.187917]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1153.192771]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1153.198169] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1153.198563] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1153.205181] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1153.205186] Call Trace:
[ 1153.205192]  <IRQ>
[ 1153.205209]  dump_stack+0x244/0x39d
[ 1153.205227]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1153.211818] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1153.221055]  warn_alloc.cold.116+0xb7/0x1bd
[ 1153.223610] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1153.225756]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1153.259326]  ? lock_downgrade+0x900/0x900
[ 1153.263485]  ? trace_hardirqs_off+0xb8/0x310
[ 1153.267905]  ? trace_hardirqs_off+0xb8/0x310
[ 1153.272327]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1153.277200]  ? warn_alloc+0x120/0x120
[ 1153.281006]  ? print_usage_bug+0xc0/0xc0
[ 1153.285072]  ? warn_alloc+0x120/0x120
[ 1153.288877]  ? warn_alloc+0x120/0x120
[ 1153.292683]  ? print_usage_bug+0xc0/0xc0
[ 1153.296744]  ? kvm_clock_read+0x18/0x30
[ 1153.300720]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1153.305736]  ? print_usage_bug+0xc0/0xc0
[ 1153.309800]  ? __lock_acquire+0x62f/0x4c20
[ 1153.314038]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1153.319578]  ? should_fail+0x22d/0xd01
[ 1153.323474]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1153.328755]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1153.333860]  ? __lock_acquire+0x62f/0x4c20
[ 1153.338111]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1153.343214]  ? __lock_acquire+0x62f/0x4c20
[ 1153.347460]  ? should_fail+0x22d/0xd01
[ 1153.351363]  ? rcu_irq_exit+0x1a2/0x390
[ 1153.355344]  ? mark_held_locks+0x130/0x130
[ 1153.359583]  ? mark_held_locks+0x130/0x130
[ 1153.363823]  ? mark_held_locks+0xc7/0x130
[ 1153.367974]  ? smp_apic_timer_interrupt+0x1cb/0x760
[ 1153.372992]  ? zap_class+0x640/0x640
[ 1153.376706]  ? print_usage_bug+0xc0/0xc0
[ 1153.380772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1153.386316]  ? check_preemption_disabled+0x48/0x280
[ 1153.391355]  ? __lock_is_held+0xb5/0x140
[ 1153.395469]  __alloc_pages_nodemask+0xad8/0xea0
[ 1153.400139]  ? zap_class+0x640/0x640
[ 1153.403860]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1153.408885]  ? find_held_lock+0x36/0x1c0
[ 1153.412959]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1153.417631]  ? lock_downgrade+0x900/0x900
[ 1153.421801]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1153.427384]  cache_grow_begin+0xa5/0x8c0
[ 1153.431480]  ? do_raw_spin_unlock+0xa7/0x330
[ 1153.435900]  fallback_alloc+0x204/0x2e0
[ 1153.439880]  ____cache_alloc_node+0x1c7/0x1e0
[ 1153.444380]  kmem_cache_alloc_node+0xe3/0x730
[ 1153.448875]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1153.453152]  __alloc_skb+0x119/0x770
[ 1153.456883]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1153.462162]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1153.466570]  ? lock_downgrade+0x900/0x900
[ 1153.470728]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1153.476264]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1153.481722]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1153.487187]  ? addrconf_rs_timer+0x690/0x690
[ 1153.491612]  ndisc_alloc_skb+0x144/0x340
[ 1153.495679]  ndisc_send_rs+0x331/0x6e0
[ 1153.499576]  addrconf_rs_timer+0x314/0x690
[ 1153.503816]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1153.508065]  call_timer_fn+0x272/0x920
[ 1153.511966]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1153.516202]  ? process_timeout+0x40/0x40
[ 1153.520289]  ? mark_held_locks+0xc7/0x130
[ 1153.524448]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1153.528947]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1153.533451]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1153.537699]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1153.542285]  ? trace_hardirqs_on+0xbd/0x310
[ 1153.546608]  ? kasan_check_read+0x11/0x20
[ 1153.550753]  ? __run_timers+0x7da/0xc70
[ 1153.554730]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1153.559842]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1153.564084]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1153.568336]  __run_timers+0x7e5/0xc70
[ 1153.572146]  ? timer_fixup_init+0x70/0x70
[ 1153.576299]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1153.581319]  ? zap_class+0x640/0x640
[ 1153.585038]  ? print_usage_bug+0xc0/0xc0
[ 1153.589098]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1153.594297]  ? find_held_lock+0x36/0x1c0
[ 1153.598377]  ? zap_class+0x640/0x640
[ 1153.602099]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1153.607637]  ? check_preemption_disabled+0x48/0x280
[ 1153.612663]  ? __lock_is_held+0xb5/0x140
[ 1153.616726]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1153.622274]  ? check_preemption_disabled+0x48/0x280
[ 1153.627303]  run_timer_softirq+0x52/0xb0
[ 1153.631366]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1153.636388]  __do_softirq+0x308/0xb7e
[ 1153.640197]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1153.644691]  ? lock_downgrade+0x900/0x900
[ 1153.648843]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1153.653954]  ? pvclock_read_flags+0x160/0x160
[ 1153.658467]  ? lapic_next_event+0x5a/0x90
[ 1153.662617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1153.668163]  ? kvm_clock_read+0x18/0x30
[ 1153.672150]  ? kvm_sched_clock_read+0x9/0x20
[ 1153.676577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1153.682114]  ? check_preemption_disabled+0x48/0x280
[ 1153.687152]  irq_exit+0x17f/0x1c0
[ 1153.690602]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1153.695461]  ? smp_reschedule_interrupt+0x109/0x650
[ 1153.700489]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1153.706373]  ? interrupt_entry+0xb5/0xc0
[ 1153.710443]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1153.715486]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1153.720527]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1153.725373]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1153.730393]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1153.735410]  ? task_prio+0x50/0x50
[ 1153.738962]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1153.744503]  ? check_preemption_disabled+0x48/0x280
[ 1153.749558]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1153.754409]  apic_timer_interrupt+0xf/0x20
[ 1153.758643]  </IRQ>
[ 1153.760892] RIP: 0010:console_unlock+0x102f/0x1190
[ 1153.765823] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1153.784723] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1153.792429] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1153.799714] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1153.806981] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1153.814246] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1153.821532] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1153.828868]  ? netconsole_netdev_event+0x280/0x280
[ 1153.833820]  ? console_unlock+0x1026/0x1190
[ 1153.838159]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1153.842843]  ? vprintk_emit+0x846/0x990
[ 1153.846844]  ? lock_release+0xa00/0xa00
[ 1153.850815]  ? trace_hardirqs_on+0x30/0x310
[ 1153.855134]  ? vprintk_default+0x28/0x30
[ 1153.859199]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1153.864305]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1153.869849]  vprintk_emit+0x391/0x990
[ 1153.873652]  ? wake_up_klogd+0x180/0x180
[ 1153.877721]  ? find_held_lock+0x31/0x1c0
[ 1153.881821]  ? mark_held_locks+0xc7/0x130
[ 1153.885971]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1153.890482]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1153.894987]  vprintk_default+0x28/0x30
[ 1153.898877]  vprintk_func+0x7e/0x181
[ 1153.902593]  printk+0xa7/0xcf
[ 1153.905711]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1153.910471]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1153.914976]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1153.920262]  dump_header+0x7cc/0xf72
[ 1153.923983]  ? pagefault_out_of_memory+0x197/0x197
[ 1153.928956]  ? __lock_acquire+0x62f/0x4c20
[ 1153.933196]  ? percpu_ref_get_many+0x240/0x240
[ 1153.937781]  ? print_usage_bug+0xc0/0xc0
[ 1153.941849]  ? zap_class+0x640/0x640
[ 1153.945564]  ? print_usage_bug+0xc0/0xc0
[ 1153.949630]  ? zap_class+0x640/0x640
[ 1153.953344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1153.958884]  ? find_held_lock+0x36/0x1c0
[ 1153.962985]  ? mark_held_locks+0xc7/0x130
[ 1153.967161]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1153.972262]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1153.977386]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1153.981991]  ? trace_hardirqs_on+0xbd/0x310
[ 1153.986322]  ? kasan_check_read+0x11/0x20
[ 1153.990472]  ? ___ratelimit+0x3b4/0x672
[ 1153.994460]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1153.999567]  ? trace_hardirqs_on+0x310/0x310
[ 1154.003971]  ? lock_downgrade+0x900/0x900
[ 1154.008122]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1154.013235]  ? ___ratelimit+0x3b9/0x672
[ 1154.017211]  ? idr_get_free+0xf70/0xf70
[ 1154.021186]  ? find_held_lock+0x36/0x1c0
[ 1154.025258]  oom_kill_process.cold.27+0x10/0x903
[ 1154.030012]  ? zap_class+0x640/0x640
[ 1154.033725]  ? check_preemption_disabled+0x48/0x280
[ 1154.038758]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1154.043688]  ? kasan_check_read+0x11/0x20
[ 1154.047851]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1154.053129]  ? oom_evaluate_task+0x540/0x540
[ 1154.057552]  ? find_held_lock+0x36/0x1c0
[ 1154.061616]  ? out_of_memory+0x974/0x1430
[ 1154.065766]  ? lock_downgrade+0x900/0x900
[ 1154.069915]  ? check_preemption_disabled+0x48/0x280
[ 1154.074945]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1154.079891]  ? kasan_check_read+0x11/0x20
[ 1154.084039]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1154.089318]  ? rcu_softirq_qs+0x20/0x20
[ 1154.093294]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1154.098866]  ? oom_evaluate_task+0x302/0x540
[ 1154.103294]  out_of_memory+0xa84/0x1430
[ 1154.107282]  ? oom_killer_disable+0x3a0/0x3a0
[ 1154.111776]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1154.116727]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1154.121756]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1154.126639]  ? warn_alloc+0x120/0x120
[ 1154.130450]  ? mark_held_locks+0x130/0x130
[ 1154.134700]  ? find_get_entry+0xaae/0x1120
[ 1154.138945]  ? filemap_map_pages+0x1a20/0x1a20
[ 1154.143533]  ? zap_class+0x640/0x640
[ 1154.147268]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1154.152822]  ? check_preemption_disabled+0x48/0x280
[ 1154.157840]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1154.163377]  ? should_fail+0x22d/0xd01
[ 1154.167272]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1154.172378]  ? zap_class+0x640/0x640
[ 1154.176111]  ? __lock_is_held+0xb5/0x140
[ 1154.180184]  ? mark_held_locks+0x130/0x130
[ 1154.184445]  ? lock_release+0xa00/0xa00
[ 1154.188439]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1154.193893]  ? xa_load+0x2ba/0x460
[ 1154.197444]  ? lock_downgrade+0x900/0x900
[ 1154.201613]  ? __might_sleep+0x95/0x190
[ 1154.205592]  __alloc_pages_nodemask+0xad8/0xea0
[ 1154.210269]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1154.215303]  ? __page_cache_alloc+0x191/0x5c0
[ 1154.219795]  ? xa_load+0x2e1/0x460
[ 1154.223343]  ? xa_clear_mark+0x40/0x40
[ 1154.227230]  ? zap_class+0x640/0x640
[ 1154.230956]  ? zap_class+0x640/0x640
[ 1154.234670]  ? zap_class+0x640/0x640
[ 1154.238382]  ? __do_page_cache_readahead+0x663/0x810
[ 1154.243491]  ? find_held_lock+0x36/0x1c0
[ 1154.247559]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1154.253108]  alloc_pages_current+0x173/0x350
[ 1154.257521]  __page_cache_alloc+0x38c/0x5c0
[ 1154.261863]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1154.266798]  ? kasan_check_read+0x11/0x20
[ 1154.270944]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1154.276223]  ? generic_perform_write+0x6a0/0x6a0
[ 1154.280979]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1154.286517]  ? check_preemption_disabled+0x48/0x280
[ 1154.291592]  filemap_fault+0x1595/0x25f0
[ 1154.295664]  ? __lock_page_or_retry+0xa00/0xa00
[ 1154.300334]  ? mark_held_locks+0x130/0x130
[ 1154.304579]  ? filemap_map_pages+0xd6b/0x1a20
[ 1154.309077]  ? lock_downgrade+0x900/0x900
[ 1154.313227]  ? check_preemption_disabled+0x48/0x280
[ 1154.318248]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1154.323176]  ? kasan_check_read+0x11/0x20
[ 1154.327341]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1154.332618]  ? rcu_softirq_qs+0x20/0x20
[ 1154.336605]  ? filemap_map_pages+0xd92/0x1a20
[ 1154.341118]  ? find_get_entries_tag+0x1400/0x1400
[ 1154.345961]  ? debug_object_destroy+0x2b0/0x2b0
[ 1154.350637]  ? lock_pi_update_atomic+0x150/0x150
[ 1154.355394]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1154.360943]  ? lock_acquire+0x1ed/0x520
[ 1154.364916]  ? ext4_filemap_fault+0x7a/0xad
[ 1154.369285]  ? lock_release+0xa00/0xa00
[ 1154.373254]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1154.378706]  ? print_usage_bug+0xc0/0xc0
[ 1154.382776]  ? print_usage_bug+0xc0/0xc0
[ 1154.386864]  ? down_read+0x8d/0x120
[ 1154.390492]  ? ext4_filemap_fault+0x7a/0xad
[ 1154.394819]  ? __down_interruptible+0x700/0x700
[ 1154.399499]  ext4_filemap_fault+0x82/0xad
[ 1154.403663]  __do_fault+0x100/0x6b0
[ 1154.407287]  ? find_held_lock+0x36/0x1c0
[ 1154.411366]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1154.416478]  ? mark_held_locks+0x130/0x130
[ 1154.420713]  ? mark_held_locks+0x130/0x130
[ 1154.424949]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1154.429448]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1154.433976]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1154.438577]  ? kasan_check_read+0x11/0x20
[ 1154.442725]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1154.448266]  __handle_mm_fault+0x3ea0/0x5be0
[ 1154.452680]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1154.457545]  ? finish_task_switch+0x1f4/0x910
[ 1154.462039]  ? finish_task_switch+0x1b4/0x910
[ 1154.466530]  ? __switch_to_asm+0x34/0x70
[ 1154.470597]  ? preempt_notifier_register+0x200/0x200
[ 1154.475701]  ? __switch_to_asm+0x34/0x70
[ 1154.479760]  ? __switch_to_asm+0x34/0x70
[ 1154.483834]  ? zap_class+0x640/0x640
[ 1154.487544]  ? zap_class+0x640/0x640
[ 1154.491257]  ? __x64_sys_futex+0x53e/0x6a0
[ 1154.495499]  ? find_held_lock+0x36/0x1c0
[ 1154.499570]  ? handle_mm_fault+0x42a/0xc70
[ 1154.503808]  ? lock_downgrade+0x900/0x900
[ 1154.507957]  ? check_preemption_disabled+0x48/0x280
[ 1154.513011]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1154.517937]  ? kasan_check_read+0x11/0x20
[ 1154.522082]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1154.527371]  ? rcu_softirq_qs+0x20/0x20
[ 1154.531343]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1154.536474]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1154.542012]  ? check_preemption_disabled+0x48/0x280
[ 1154.547037]  handle_mm_fault+0x54f/0xc70
[ 1154.551117]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1154.555704]  ? find_vma+0x34/0x190
[ 1154.559249]  __do_page_fault+0x5e8/0xe60
[ 1154.563308]  ? trace_hardirqs_off+0xb8/0x310
[ 1154.567725]  do_page_fault+0xf2/0x7e0
[ 1154.571533]  ? vmalloc_sync_all+0x30/0x30
[ 1154.575679]  ? error_entry+0x70/0xd0
[ 1154.579394]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1154.584460]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1154.589390]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1154.594316]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1154.599171]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1154.604188]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1154.609657]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1154.614676]  ? page_fault+0x8/0x30
[ 1154.618225]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1154.623072]  ? page_fault+0x8/0x30
[ 1154.626622]  page_fault+0x1e/0x30
[ 1154.630076] RIP: 0033:0x40f9c0
[ 1154.633279] Code: Bad RIP value.
[ 1154.636639] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1154.641998] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1154.649267] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1154.656534] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1154.663801] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1154.671065] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1154.678364] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1154.678366] Mem-Info:
[ 1154.678397] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1154.678397]  active_file:15 inactive_file:19 isolated_file:0
[ 1154.678397]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1154.678397]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1154.678397]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1154.678397]  free:13737 free_pcp:253 free_cma:0
[ 1154.685551] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1154.685560] Call Trace:
[ 1154.688010] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1154.720941]  <IRQ>
[ 1154.730789] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1154.733377]  dump_stack+0x244/0x39d
[ 1154.760928] lowmem_reserve[]: 0 2818 6321 6321
[ 1154.763088]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1154.789168] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1154.792804]  warn_alloc.cold.116+0xb7/0x1bd
[ 1154.797342] lowmem_reserve[]: 0 0 3503 3503
[ 1154.802533]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1154.830006] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1154.834324]  ? lock_downgrade+0x900/0x900
[ 1154.838617] lowmem_reserve[]: 0 0 0 0
[ 1154.843466]  ? trace_hardirqs_off+0xb8/0x310
[ 1154.872549] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1154.876736]  ? trace_hardirqs_off+0xb8/0x310
[ 1154.880503] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1154.884908]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1154.898398] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1154.902822]  ? warn_alloc+0x120/0x120
[ 1154.917607] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1154.922446]  ? print_usage_bug+0xc0/0xc0
[ 1154.938122] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1154.941912]  ? warn_alloc+0x120/0x120
[ 1154.950729] 1801 total pagecache pages
[ 1154.954782]  ? warn_alloc+0x120/0x120
[ 1154.963339] 0 pages in swap cache
[ 1154.967138]  ? print_usage_bug+0xc0/0xc0
[ 1154.971001] Swap cache stats: add 0, delete 0, find 0/0
[ 1154.974793]  ? print_usage_bug+0xc0/0xc0
[ 1154.978220] Free swap  = 0kB
[ 1154.982277]  ? __lock_acquire+0x62f/0x4c20
[ 1154.987616] Total swap = 0kB
[ 1154.991672]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1154.994665] 1965979 pages RAM
[ 1154.998890]  ? should_fail+0x22d/0xd01
[ 1155.001876] 0 pages HighMem/MovableOnly
[ 1155.001884] 342854 pages reserved
[ 1155.007413]  ? __lock_acquire+0x62f/0x4c20
[ 1155.010495] 0 pages cma reserved
[ 1155.014373]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1155.018379] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1155.021770]  ? __lock_acquire+0x62f/0x4c20
[ 1155.026067] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1155.029342]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1155.034421] syz-fuzzer cpuset=/ mems_allowed=0
[ 1155.040912]  ? __lock_acquire+0x62f/0x4c20
[ 1155.069294]  ? should_fail+0x22d/0xd01
[ 1155.073192]  ? mark_held_locks+0x130/0x130
[ 1155.077430]  ? mark_held_locks+0x130/0x130
[ 1155.081671]  ? zap_class+0x640/0x640
[ 1155.085385]  ? zap_class+0x640/0x640
[ 1155.089103]  ? print_usage_bug+0xc0/0xc0
[ 1155.093165]  ? do_raw_spin_unlock+0xa7/0x330
[ 1155.097576]  ? zap_class+0x640/0x640
[ 1155.101292]  ? print_usage_bug+0xc0/0xc0
[ 1155.105352]  ? wq_watchdog_touch+0x9c/0xfe
[ 1155.109592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1155.115132]  ? check_preemption_disabled+0x48/0x280
[ 1155.120160]  ? __lock_is_held+0xb5/0x140
[ 1155.124225]  __alloc_pages_nodemask+0xad8/0xea0
[ 1155.128894]  ? zap_class+0x640/0x640
[ 1155.132615]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1155.137640]  ? find_held_lock+0x36/0x1c0
[ 1155.141713]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1155.146383]  ? lock_downgrade+0x900/0x900
[ 1155.150547]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1155.156096]  cache_grow_begin+0xa5/0x8c0
[ 1155.160156]  ? do_raw_spin_unlock+0xa7/0x330
[ 1155.164571]  fallback_alloc+0x204/0x2e0
[ 1155.168552]  ____cache_alloc_node+0x1c7/0x1e0
[ 1155.173055]  kmem_cache_alloc_node+0xe3/0x730
[ 1155.177555]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1155.181800]  __alloc_skb+0x119/0x770
[ 1155.185511]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1155.190794]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1155.195204]  ? lock_downgrade+0x900/0x900
[ 1155.199362]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1155.204901]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1155.210354]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1155.215809]  ? addrconf_rs_timer+0x690/0x690
[ 1155.220233]  ndisc_alloc_skb+0x144/0x340
[ 1155.224298]  ndisc_send_rs+0x331/0x6e0
[ 1155.228194]  addrconf_rs_timer+0x314/0x690
[ 1155.232442]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1155.236690]  call_timer_fn+0x272/0x920
[ 1155.240582]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1155.244816]  ? process_timeout+0x40/0x40
[ 1155.248882]  ? __run_timers+0x7da/0xc70
[ 1155.252859]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1155.257358]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1155.261853]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1155.266109]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1155.270691]  ? trace_hardirqs_on+0xbd/0x310
[ 1155.275017]  ? kasan_check_read+0x11/0x20
[ 1155.279165]  ? __run_timers+0x7da/0xc70
[ 1155.283141]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1155.289260]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1155.293490]  __run_timers+0x7e5/0xc70
[ 1155.297296]  ? timer_fixup_init+0x70/0x70
[ 1155.301473]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1155.306510]  ? zap_class+0x640/0x640
[ 1155.310243]  ? enqueue_hrtimer+0x1a5/0x560
[ 1155.314476]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1155.319677]  ? find_held_lock+0x36/0x1c0
[ 1155.323741]  ? zap_class+0x640/0x640
[ 1155.327468]  ? pvclock_read_flags+0x160/0x160
[ 1155.331976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1155.337517]  ? check_preemption_disabled+0x48/0x280
[ 1155.342547]  ? __lock_is_held+0xb5/0x140
[ 1155.346613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1155.352154]  ? check_preemption_disabled+0x48/0x280
[ 1155.357179]  run_timer_softirq+0x52/0xb0
[ 1155.361240]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1155.366262]  __do_softirq+0x308/0xb7e
[ 1155.370064]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1155.374557]  ? lock_downgrade+0x900/0x900
[ 1155.378710]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1155.383819]  ? pvclock_read_flags+0x160/0x160
[ 1155.388318]  ? lapic_next_event+0x5a/0x90
[ 1155.392470]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1155.398013]  ? kvm_clock_read+0x18/0x30
[ 1155.401985]  ? kvm_sched_clock_read+0x9/0x20
[ 1155.406424]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1155.411987]  ? check_preemption_disabled+0x48/0x280
[ 1155.417017]  irq_exit+0x17f/0x1c0
[ 1155.420475]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1155.425317]  ? smp_reschedule_interrupt+0x109/0x650
[ 1155.430333]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1155.436233]  ? interrupt_entry+0xb5/0xc0
[ 1155.440300]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1155.445321]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1155.450341]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1155.455200]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1155.460237]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1155.465269]  ? task_prio+0x50/0x50
[ 1155.468816]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1155.474359]  ? check_preemption_disabled+0x48/0x280
[ 1155.479398]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1155.484262]  apic_timer_interrupt+0xf/0x20
[ 1155.488497]  </IRQ>
[ 1155.490739] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1155.495670] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1155.514577] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1155.522288] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1155.529555] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1155.536820] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1155.544088] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1155.551356] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1155.558666]  skb_clone+0x1bb/0x500
[ 1155.562207]  ? finish_task_switch+0x2f4/0x910
[ 1155.566703]  ? skb_split+0x11e0/0x11e0
[ 1155.570593]  ? preempt_notifier_register+0x200/0x200
[ 1155.575694]  ? __switch_to_asm+0x34/0x70
[ 1155.579752]  ? __switch_to_asm+0x34/0x70
[ 1155.583810]  ? __switch_to_asm+0x40/0x70
[ 1155.587871]  ? __switch_to_asm+0x34/0x70
[ 1155.591929]  ? __switch_to_asm+0x40/0x70
[ 1155.596003]  ? __switch_to_asm+0x34/0x70
[ 1155.600059]  ? __switch_to_asm+0x40/0x70
[ 1155.604117]  ? __switch_to_asm+0x34/0x70
[ 1155.608177]  ? __switch_to_asm+0x34/0x70
[ 1155.612233]  ? __switch_to_asm+0x40/0x70
[ 1155.616304]  ? __switch_to_asm+0x34/0x70
[ 1155.620371]  bpf_clone_redirect+0xb9/0x490
[ 1155.624611]  ? __schedule+0x8d7/0x21d0
[ 1155.628509]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1155.633539]  ? __sched_text_start+0x8/0x8
[ 1155.637688]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1155.642466]  ? find_held_lock+0x36/0x1c0
[ 1155.646547]  ? lock_acquire+0x1ed/0x520
[ 1155.650523]  ? bpf_test_run+0x3cb/0x780
[ 1155.654498]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1155.660041]  ? check_preemption_disabled+0x48/0x280
[ 1155.665062]  ? kasan_check_read+0x11/0x20
[ 1155.669212]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1155.674491]  ? rcu_softirq_qs+0x20/0x20
[ 1155.678473]  ? preempt_schedule+0x4d/0x60
[ 1155.682623]  ? ___preempt_schedule+0x16/0x18
[ 1155.687038]  ? bpf_test_run+0x25d/0x780
[ 1155.691028]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1155.695449]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1155.700996]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1155.705761]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1155.710605]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1155.716140]  ? fput+0x130/0x1a0
[ 1155.719424]  ? __bpf_prog_get+0x9b/0x290
[ 1155.723504]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1155.728350]  ? bpf_prog_test_run+0x130/0x1a0
[ 1155.732762]  ? __x64_sys_bpf+0x3d8/0x520
[ 1155.736851]  ? bpf_prog_get+0x20/0x20
[ 1155.740674]  ? do_syscall_64+0x1b9/0x820
[ 1155.744734]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1155.750102]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1155.755044]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1155.759888]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1155.764919]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1155.769974]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1155.774995]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1155.779847]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1155.785228] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1155.785295] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1155.792242] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1155.792251] Call Trace:
[ 1155.798820] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1155.808078]  <IRQ>
[ 1155.810646] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1155.821139]  dump_stack+0x244/0x39d
[ 1155.831991]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1155.837213]  warn_alloc.cold.116+0xb7/0x1bd
[ 1155.841540]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1155.846386]  ? lock_downgrade+0x900/0x900
[ 1155.850553]  ? trace_hardirqs_off+0xb8/0x310
[ 1155.854967]  ? trace_hardirqs_off+0xb8/0x310
[ 1155.859390]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1155.864264]  ? warn_alloc+0x120/0x120
[ 1155.868067]  ? print_usage_bug+0xc0/0xc0
[ 1155.872127]  ? warn_alloc+0x120/0x120
[ 1155.875934]  ? warn_alloc+0x120/0x120
[ 1155.879740]  ? print_usage_bug+0xc0/0xc0
[ 1155.883805]  ? kvm_clock_read+0x18/0x30
[ 1155.887781]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1155.892799]  ? print_usage_bug+0xc0/0xc0
[ 1155.896861]  ? __lock_acquire+0x62f/0x4c20
[ 1155.901100]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1155.906641]  ? should_fail+0x22d/0xd01
[ 1155.910530]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1155.915813]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1155.920933]  ? __lock_acquire+0x62f/0x4c20
[ 1155.925172]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1155.930275]  ? __lock_acquire+0x62f/0x4c20
[ 1155.934508]  ? should_fail+0x22d/0xd01
[ 1155.938488]  ? rcu_irq_exit+0x1a2/0x390
[ 1155.942486]  ? mark_held_locks+0x130/0x130
[ 1155.946730]  ? mark_held_locks+0x130/0x130
[ 1155.950969]  ? mark_held_locks+0xc7/0x130
[ 1155.955121]  ? smp_apic_timer_interrupt+0x1cb/0x760
[ 1155.960134]  ? zap_class+0x640/0x640
[ 1155.963848]  ? print_usage_bug+0xc0/0xc0
[ 1155.967913]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1155.973466]  ? check_preemption_disabled+0x48/0x280
[ 1155.978497]  ? __lock_is_held+0xb5/0x140
[ 1155.982570]  __alloc_pages_nodemask+0xad8/0xea0
[ 1155.987238]  ? zap_class+0x640/0x640
[ 1155.990957]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1155.995992]  ? find_held_lock+0x36/0x1c0
[ 1156.000067]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1156.004738]  ? lock_downgrade+0x900/0x900
[ 1156.008900]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1156.014450]  cache_grow_begin+0xa5/0x8c0
[ 1156.018535]  ? do_raw_spin_unlock+0xa7/0x330
[ 1156.022950]  fallback_alloc+0x204/0x2e0
[ 1156.026934]  ____cache_alloc_node+0x1c7/0x1e0
[ 1156.031445]  kmem_cache_alloc_node+0xe3/0x730
[ 1156.035951]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1156.040230]  __alloc_skb+0x119/0x770
[ 1156.043946]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1156.049227]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1156.053635]  ? lock_downgrade+0x900/0x900
[ 1156.057789]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1156.063333]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1156.068781]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1156.074229]  ? addrconf_rs_timer+0x690/0x690
[ 1156.078650]  ndisc_alloc_skb+0x144/0x340
[ 1156.082713]  ndisc_send_rs+0x331/0x6e0
[ 1156.086609]  addrconf_rs_timer+0x314/0x690
[ 1156.090863]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1156.095111]  call_timer_fn+0x272/0x920
[ 1156.099015]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1156.103252]  ? process_timeout+0x40/0x40
[ 1156.107322]  ? mark_held_locks+0xc7/0x130
[ 1156.111479]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1156.115976]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1156.120485]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1156.124722]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1156.129309]  ? trace_hardirqs_on+0xbd/0x310
[ 1156.133630]  ? kasan_check_read+0x11/0x20
[ 1156.137777]  ? __run_timers+0x7da/0xc70
[ 1156.141752]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1156.146865]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1156.151105]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1156.155353]  __run_timers+0x7e5/0xc70
[ 1156.159195]  ? timer_fixup_init+0x70/0x70
[ 1156.163359]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1156.168386]  ? zap_class+0x640/0x640
[ 1156.172108]  ? print_usage_bug+0xc0/0xc0
[ 1156.176170]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1156.181394]  ? find_held_lock+0x36/0x1c0
[ 1156.185470]  ? zap_class+0x640/0x640
[ 1156.189225]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1156.194784]  ? check_preemption_disabled+0x48/0x280
[ 1156.199809]  ? __lock_is_held+0xb5/0x140
[ 1156.203899]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1156.209446]  ? check_preemption_disabled+0x48/0x280
[ 1156.214493]  run_timer_softirq+0x52/0xb0
[ 1156.218568]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1156.223587]  __do_softirq+0x308/0xb7e
[ 1156.227392]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1156.231886]  ? lock_downgrade+0x900/0x900
[ 1156.236049]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1156.241193]  ? pvclock_read_flags+0x160/0x160
[ 1156.245688]  ? lapic_next_event+0x5a/0x90
[ 1156.249838]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1156.255378]  ? kvm_clock_read+0x18/0x30
[ 1156.259350]  ? kvm_sched_clock_read+0x9/0x20
[ 1156.263758]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1156.269296]  ? check_preemption_disabled+0x48/0x280
[ 1156.274322]  irq_exit+0x17f/0x1c0
[ 1156.277780]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1156.282620]  ? smp_reschedule_interrupt+0x109/0x650
[ 1156.287641]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1156.293527]  ? interrupt_entry+0xb5/0xc0
[ 1156.297605]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1156.302615]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1156.307630]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1156.312489]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1156.317504]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1156.322518]  ? task_prio+0x50/0x50
[ 1156.326071]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1156.331612]  ? check_preemption_disabled+0x48/0x280
[ 1156.336638]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1156.341493]  apic_timer_interrupt+0xf/0x20
[ 1156.345721]  </IRQ>
[ 1156.347959] RIP: 0010:console_unlock+0x102f/0x1190
[ 1156.352907] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1156.371817] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1156.379527] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1156.386798] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1156.394068] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1156.401338] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1156.408603] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1156.415879]  ? netconsole_netdev_event+0x280/0x280
[ 1156.420813]  ? console_unlock+0x1026/0x1190
[ 1156.425150]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1156.429820]  ? vprintk_emit+0x846/0x990
[ 1156.433798]  ? lock_release+0xa00/0xa00
[ 1156.437777]  ? trace_hardirqs_on+0x30/0x310
[ 1156.442098]  ? vprintk_default+0x28/0x30
[ 1156.446159]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1156.451262]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1156.456803]  vprintk_emit+0x391/0x990
[ 1156.460608]  ? wake_up_klogd+0x180/0x180
[ 1156.464673]  ? find_held_lock+0x31/0x1c0
[ 1156.468742]  ? mark_held_locks+0xc7/0x130
[ 1156.472893]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1156.477396]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1156.481897]  vprintk_default+0x28/0x30
[ 1156.485801]  vprintk_func+0x7e/0x181
[ 1156.489532]  printk+0xa7/0xcf
[ 1156.492642]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1156.497399]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1156.501907]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1156.507194]  dump_header+0x7cc/0xf72
[ 1156.510918]  ? pagefault_out_of_memory+0x197/0x197
[ 1156.515854]  ? __lock_acquire+0x62f/0x4c20
[ 1156.520109]  ? percpu_ref_get_many+0x240/0x240
[ 1156.524695]  ? print_usage_bug+0xc0/0xc0
[ 1156.528762]  ? zap_class+0x640/0x640
[ 1156.532496]  ? print_usage_bug+0xc0/0xc0
[ 1156.536558]  ? zap_class+0x640/0x640
[ 1156.540319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1156.545859]  ? find_held_lock+0x36/0x1c0
[ 1156.549942]  ? mark_held_locks+0xc7/0x130
[ 1156.554089]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1156.559189]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1156.564292]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1156.568877]  ? trace_hardirqs_on+0xbd/0x310
[ 1156.573230]  ? kasan_check_read+0x11/0x20
[ 1156.577375]  ? ___ratelimit+0x3b4/0x672
[ 1156.581354]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1156.586469]  ? trace_hardirqs_on+0x310/0x310
[ 1156.590880]  ? lock_downgrade+0x900/0x900
[ 1156.595034]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1156.600136]  ? ___ratelimit+0x3b9/0x672
[ 1156.604113]  ? idr_get_free+0xf70/0xf70
[ 1156.608085]  ? find_held_lock+0x36/0x1c0
[ 1156.612158]  oom_kill_process.cold.27+0x10/0x903
[ 1156.616918]  ? zap_class+0x640/0x640
[ 1156.620635]  ? check_preemption_disabled+0x48/0x280
[ 1156.625652]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1156.630583]  ? kasan_check_read+0x11/0x20
[ 1156.634734]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1156.640027]  ? oom_evaluate_task+0x540/0x540
[ 1156.644445]  ? find_held_lock+0x36/0x1c0
[ 1156.648539]  ? out_of_memory+0x974/0x1430
[ 1156.652692]  ? lock_downgrade+0x900/0x900
[ 1156.656841]  ? check_preemption_disabled+0x48/0x280
[ 1156.661861]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1156.666804]  ? kasan_check_read+0x11/0x20
[ 1156.670949]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1156.676229]  ? rcu_softirq_qs+0x20/0x20
[ 1156.680206]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1156.685748]  ? oom_evaluate_task+0x302/0x540
[ 1156.690163]  out_of_memory+0xa84/0x1430
[ 1156.694144]  ? oom_killer_disable+0x3a0/0x3a0
[ 1156.698639]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1156.703596]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1156.708624]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1156.713511]  ? warn_alloc+0x120/0x120
[ 1156.717311]  ? mark_held_locks+0x130/0x130
[ 1156.721553]  ? find_get_entry+0xaae/0x1120
[ 1156.725798]  ? filemap_map_pages+0x1a20/0x1a20
[ 1156.730906]  ? zap_class+0x640/0x640
[ 1156.734632]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1156.740175]  ? check_preemption_disabled+0x48/0x280
[ 1156.745189]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1156.750727]  ? should_fail+0x22d/0xd01
[ 1156.754621]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1156.759725]  ? zap_class+0x640/0x640
[ 1156.763478]  ? __lock_is_held+0xb5/0x140
[ 1156.767549]  ? mark_held_locks+0x130/0x130
[ 1156.771787]  ? lock_release+0xa00/0xa00
[ 1156.775764]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1156.781216]  ? xa_load+0x2ba/0x460
[ 1156.784758]  ? lock_downgrade+0x900/0x900
[ 1156.788912]  ? __might_sleep+0x95/0x190
[ 1156.792896]  __alloc_pages_nodemask+0xad8/0xea0
[ 1156.797570]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1156.802587]  ? __page_cache_alloc+0x191/0x5c0
[ 1156.807079]  ? xa_load+0x2e1/0x460
[ 1156.810626]  ? xa_clear_mark+0x40/0x40
[ 1156.814517]  ? zap_class+0x640/0x640
[ 1156.818236]  ? zap_class+0x640/0x640
[ 1156.821949]  ? zap_class+0x640/0x640
[ 1156.825661]  ? __do_page_cache_readahead+0x663/0x810
[ 1156.830767]  ? find_held_lock+0x36/0x1c0
[ 1156.834832]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1156.840377]  alloc_pages_current+0x173/0x350
[ 1156.844792]  __page_cache_alloc+0x38c/0x5c0
[ 1156.849113]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1156.854044]  ? kasan_check_read+0x11/0x20
[ 1156.858194]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1156.863484]  ? generic_perform_write+0x6a0/0x6a0
[ 1156.868247]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1156.873791]  ? check_preemption_disabled+0x48/0x280
[ 1156.878819]  filemap_fault+0x1595/0x25f0
[ 1156.882907]  ? __lock_page_or_retry+0xa00/0xa00
[ 1156.887610]  ? mark_held_locks+0x130/0x130
[ 1156.891857]  ? filemap_map_pages+0xd6b/0x1a20
[ 1156.896355]  ? lock_downgrade+0x900/0x900
[ 1156.900503]  ? check_preemption_disabled+0x48/0x280
[ 1156.905534]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1156.910474]  ? kasan_check_read+0x11/0x20
[ 1156.914634]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1156.919928]  ? rcu_softirq_qs+0x20/0x20
[ 1156.923928]  ? filemap_map_pages+0xd92/0x1a20
[ 1156.928447]  ? find_get_entries_tag+0x1400/0x1400
[ 1156.933301]  ? debug_object_destroy+0x2b0/0x2b0
[ 1156.937978]  ? lock_pi_update_atomic+0x150/0x150
[ 1156.942734]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1156.948286]  ? lock_acquire+0x1ed/0x520
[ 1156.952261]  ? ext4_filemap_fault+0x7a/0xad
[ 1156.956591]  ? lock_release+0xa00/0xa00
[ 1156.960561]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1156.966028]  ? print_usage_bug+0xc0/0xc0
[ 1156.970092]  ? print_usage_bug+0xc0/0xc0
[ 1156.974168]  ? down_read+0x8d/0x120
[ 1156.977790]  ? ext4_filemap_fault+0x7a/0xad
[ 1156.982111]  ? __down_interruptible+0x700/0x700
[ 1156.986788]  ext4_filemap_fault+0x82/0xad
[ 1156.990951]  __do_fault+0x100/0x6b0
[ 1156.994574]  ? find_held_lock+0x36/0x1c0
[ 1156.998657]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1157.003762]  ? mark_held_locks+0x130/0x130
[ 1157.008017]  ? mark_held_locks+0x130/0x130
[ 1157.012252]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1157.016761]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1157.021260]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1157.025863]  ? kasan_check_read+0x11/0x20
[ 1157.030011]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1157.035551]  __handle_mm_fault+0x3ea0/0x5be0
[ 1157.039972]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1157.044837]  ? finish_task_switch+0x1f4/0x910
[ 1157.049329]  ? finish_task_switch+0x1b4/0x910
[ 1157.053819]  ? __switch_to_asm+0x34/0x70
[ 1157.057884]  ? preempt_notifier_register+0x200/0x200
[ 1157.062981]  ? __switch_to_asm+0x34/0x70
[ 1157.067040]  ? __switch_to_asm+0x34/0x70
[ 1157.071110]  ? zap_class+0x640/0x640
[ 1157.074823]  ? zap_class+0x640/0x640
[ 1157.078537]  ? __x64_sys_futex+0x53e/0x6a0
[ 1157.082776]  ? find_held_lock+0x36/0x1c0
[ 1157.086860]  ? handle_mm_fault+0x42a/0xc70
[ 1157.091099]  ? lock_downgrade+0x900/0x900
[ 1157.095248]  ? check_preemption_disabled+0x48/0x280
[ 1157.100268]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1157.105222]  ? kasan_check_read+0x11/0x20
[ 1157.109366]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1157.114646]  ? rcu_softirq_qs+0x20/0x20
[ 1157.118620]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1157.123726]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1157.129262]  ? check_preemption_disabled+0x48/0x280
[ 1157.134284]  handle_mm_fault+0x54f/0xc70
[ 1157.138367]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1157.142981]  ? find_vma+0x34/0x190
[ 1157.146525]  __do_page_fault+0x5e8/0xe60
[ 1157.150586]  ? trace_hardirqs_off+0xb8/0x310
[ 1157.155002]  do_page_fault+0xf2/0x7e0
[ 1157.158800]  ? vmalloc_sync_all+0x30/0x30
[ 1157.162975]  ? error_entry+0x70/0xd0
[ 1157.166689]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1157.171702]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1157.176634]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1157.181563]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1157.186415]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1157.191476]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1157.196932]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1157.201945]  ? page_fault+0x8/0x30
[ 1157.205496]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1157.210340]  ? page_fault+0x8/0x30
[ 1157.213878]  page_fault+0x1e/0x30
[ 1157.217331] RIP: 0033:0x40f9c0
[ 1157.220552] Code: Bad RIP value.
[ 1157.223930] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1157.229287] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1157.236551] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1157.243818] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1157.251084] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1157.258348] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1157.265638] warn_alloc_show_mem: 1 callbacks suppressed
[ 1157.265650] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1157.265652] Mem-Info:
[ 1157.265682] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1157.265682]  active_file:15 inactive_file:19 isolated_file:0
[ 1157.265682]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1157.265682]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1157.265682]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1157.265682]  free:13737 free_pcp:253 free_cma:0
[ 1157.271026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1157.278214] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1157.280611] Call Trace:
[ 1157.313558] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1157.322901]  <IRQ>
[ 1157.350464] lowmem_reserve[]: 0 2818 6321 6321
[ 1157.353070]  dump_stack+0x244/0x39d
[ 1157.379152] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1157.381296]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1157.385842] lowmem_reserve[]: 0 0 3503 3503
[ 1157.389482]  warn_alloc.cold.116+0xb7/0x1bd
[ 1157.416948] Node 0 Normal free:13800kB min:37364kB low:46704kB high:56044kB active_anon:136644kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6656kB pagetables:2332kB bounce:0kB free_pcp:764kB local_pcp:192kB free_cma:0kB
[ 1157.422135]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1157.426427] lowmem_reserve[]: 0 0 0 0
[ 1157.430767]  ? lock_downgrade+0x900/0x900
[ 1157.459714] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[ 1157.464569]  ? trace_hardirqs_off+0xb8/0x310
[ 1157.468358] Node 0 DMA32: 0*4kB 1*8kB (M) 1*16kB (U) 4*32kB (M) 2*64kB (UM) 3*128kB (UM) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25240kB
[ 1157.472507]  ? trace_hardirqs_off+0xb8/0x310
[ 1157.485999] Node 0 Normal: 114*4kB (UME) 482*8kB (UMEH) 259*16kB (UME) 104*32kB (UMH) 2*64kB (UH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 13832kB
[ 1157.490414]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1157.505217] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 1157.509641]  ? warn_alloc+0x120/0x120
[ 1157.525306] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 1157.530140]  ? print_usage_bug+0xc0/0xc0
[ 1157.538966] 1801 total pagecache pages
[ 1157.542761]  ? warn_alloc+0x120/0x120
[ 1157.551318] 0 pages in swap cache
[ 1157.555363]  ? warn_alloc+0x120/0x120
[ 1157.559227] Swap cache stats: add 0, delete 0, find 0/0
[ 1157.563019]  ? print_usage_bug+0xc0/0xc0
[ 1157.566453] Free swap  = 0kB
[ 1157.570248]  ? kvm_clock_read+0x18/0x30
[ 1157.575584] Total swap = 0kB
[ 1157.579636]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1157.582630] 1965979 pages RAM
[ 1157.586599]  ? print_usage_bug+0xc0/0xc0
[ 1157.589595] 0 pages HighMem/MovableOnly
[ 1157.594606]  ? __lock_acquire+0x62f/0x4c20
[ 1157.597683] 342854 pages reserved
[ 1157.597691] 0 pages cma reserved
[ 1157.601749]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1157.605763] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1157.609933]  ? should_fail+0x22d/0xd01
[ 1157.613464] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1157.616725]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1157.622251] syz-fuzzer cpuset=/ mems_allowed=0
[ 1157.628740]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1157.657730]  ? __lock_acquire+0x62f/0x4c20
[ 1157.661989]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1157.667094]  ? __lock_acquire+0x62f/0x4c20
[ 1157.671324]  ? should_fail+0x22d/0xd01
[ 1157.675210]  ? rcu_irq_exit+0x1a2/0x390
[ 1157.679213]  ? mark_held_locks+0x130/0x130
[ 1157.683479]  ? mark_held_locks+0x130/0x130
[ 1157.687722]  ? mark_held_locks+0xc7/0x130
[ 1157.691871]  ? smp_apic_timer_interrupt+0x1cb/0x760
[ 1157.696889]  ? zap_class+0x640/0x640
[ 1157.700606]  ? print_usage_bug+0xc0/0xc0
[ 1157.704679]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1157.710224]  ? check_preemption_disabled+0x48/0x280
[ 1157.715283]  ? __lock_is_held+0xb5/0x140
[ 1157.719369]  __alloc_pages_nodemask+0xad8/0xea0
[ 1157.724051]  ? zap_class+0x640/0x640
[ 1157.727767]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1157.732795]  ? find_held_lock+0x36/0x1c0
[ 1157.736863]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1157.741537]  ? lock_downgrade+0x900/0x900
[ 1157.745691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1157.751235]  cache_grow_begin+0xa5/0x8c0
[ 1157.755298]  ? do_raw_spin_unlock+0xa7/0x330
[ 1157.759718]  fallback_alloc+0x204/0x2e0
[ 1157.763699]  ____cache_alloc_node+0x1c7/0x1e0
[ 1157.768204]  kmem_cache_alloc_node+0xe3/0x730
[ 1157.772698]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1157.776942]  __alloc_skb+0x119/0x770
[ 1157.780662]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1157.785949]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1157.790363]  ? lock_downgrade+0x900/0x900
[ 1157.794519]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1157.800061]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1157.805516]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1157.810986]  ? addrconf_rs_timer+0x690/0x690
[ 1157.815409]  ndisc_alloc_skb+0x144/0x340
[ 1157.819482]  ndisc_send_rs+0x331/0x6e0
[ 1157.823380]  addrconf_rs_timer+0x314/0x690
[ 1157.827620]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1157.831863]  call_timer_fn+0x272/0x920
[ 1157.835750]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1157.840000]  ? process_timeout+0x40/0x40
[ 1157.844072]  ? __run_timers+0x7da/0xc70
[ 1157.848049]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1157.852545]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1157.857044]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1157.861283]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1157.865872]  ? trace_hardirqs_on+0xbd/0x310
[ 1157.870193]  ? kasan_check_read+0x11/0x20
[ 1157.874350]  ? __run_timers+0x7da/0xc70
[ 1157.878338]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1157.883463]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1157.887708]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1157.891939]  __run_timers+0x7e5/0xc70
[ 1157.895767]  ? timer_fixup_init+0x70/0x70
[ 1157.899923]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1157.904946]  ? zap_class+0x640/0x640
[ 1157.908668]  ? enqueue_hrtimer+0x1a5/0x560
[ 1157.912920]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1157.918152]  ? find_held_lock+0x36/0x1c0
[ 1157.922219]  ? zap_class+0x640/0x640
[ 1157.925937]  ? pvclock_read_flags+0x160/0x160
[ 1157.930448]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1157.935991]  ? check_preemption_disabled+0x48/0x280
[ 1157.941018]  ? __lock_is_held+0xb5/0x140
[ 1157.945081]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1157.950618]  ? check_preemption_disabled+0x48/0x280
[ 1157.955645]  run_timer_softirq+0x52/0xb0
[ 1157.959710]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1157.964732]  __do_softirq+0x308/0xb7e
[ 1157.968541]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1157.973036]  ? lock_downgrade+0x900/0x900
[ 1157.977191]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1157.982305]  ? pvclock_read_flags+0x160/0x160
[ 1157.986801]  ? lapic_next_event+0x5a/0x90
[ 1157.990985]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1157.996543]  ? kvm_clock_read+0x18/0x30
[ 1158.000520]  ? kvm_sched_clock_read+0x9/0x20
[ 1158.004929]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1158.010486]  ? check_preemption_disabled+0x48/0x280
[ 1158.015514]  irq_exit+0x17f/0x1c0
[ 1158.018978]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1158.023820]  ? smp_reschedule_interrupt+0x109/0x650
[ 1158.028838]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1158.034721]  ? interrupt_entry+0xb5/0xc0
[ 1158.038783]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1158.043797]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1158.048813]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1158.053655]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1158.058670]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1158.063688]  ? task_prio+0x50/0x50
[ 1158.067232]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1158.072772]  ? check_preemption_disabled+0x48/0x280
[ 1158.077795]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1158.082645]  apic_timer_interrupt+0xf/0x20
[ 1158.086890]  </IRQ>
[ 1158.089130] RIP: 0010:kmem_cache_alloc+0x297/0x730
[ 1158.094325] Code: 7e 0f 85 cf fe ff ff e8 f6 f0 3d ff e9 c5 fe ff ff e8 9d 26 c3 ff 48 83 3d 35 6f 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 da bd
[ 1158.113220] RSP: 0000:ffff88819929f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 1158.120939] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[ 1158.128212] RDX: 0000000000000000 RSI: ffff8881c4626e00 RDI: 0000000000000286
[ 1158.135484] RBP: ffff88819929f7a0 R08: ffff8881c4626580 R09: 0000000000000000
[ 1158.142747] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1158.150011] R13: ffff8881d9bee600 R14: ffff8881d9bee600 R15: 0000000000480020
[ 1158.157425]  skb_clone+0x1bb/0x500
[ 1158.160982]  ? finish_task_switch+0x2f4/0x910
[ 1158.165482]  ? skb_split+0x11e0/0x11e0
[ 1158.169372]  ? preempt_notifier_register+0x200/0x200
[ 1158.174509]  ? __switch_to_asm+0x34/0x70
[ 1158.178567]  ? __switch_to_asm+0x34/0x70
[ 1158.182627]  ? __switch_to_asm+0x40/0x70
[ 1158.186687]  ? __switch_to_asm+0x34/0x70
[ 1158.190744]  ? __switch_to_asm+0x40/0x70
[ 1158.194800]  ? __switch_to_asm+0x34/0x70
[ 1158.198876]  ? __switch_to_asm+0x40/0x70
[ 1158.202934]  ? __switch_to_asm+0x34/0x70
[ 1158.207015]  ? __switch_to_asm+0x34/0x70
[ 1158.211072]  ? __switch_to_asm+0x40/0x70
[ 1158.215131]  ? __switch_to_asm+0x34/0x70
[ 1158.219210]  bpf_clone_redirect+0xb9/0x490
[ 1158.223452]  ? __schedule+0x8d7/0x21d0
[ 1158.227345]  bpf_prog_79bab0a1566dd526+0x17f/0x1000
[ 1158.232364]  ? __sched_text_start+0x8/0x8
[ 1158.236510]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 1158.241277]  ? find_held_lock+0x36/0x1c0
[ 1158.245343]  ? lock_acquire+0x1ed/0x520
[ 1158.249312]  ? bpf_test_run+0x3cb/0x780
[ 1158.253289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1158.258830]  ? check_preemption_disabled+0x48/0x280
[ 1158.263851]  ? kasan_check_read+0x11/0x20
[ 1158.267999]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1158.273270]  ? rcu_softirq_qs+0x20/0x20
[ 1158.277242]  ? preempt_schedule+0x4d/0x60
[ 1158.281387]  ? ___preempt_schedule+0x16/0x18
[ 1158.285800]  ? bpf_test_run+0x25d/0x780
[ 1158.289797]  ? netlink_diag_dump+0x2a0/0x2a0
[ 1158.294241]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1158.299831]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[ 1158.304598]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1158.309450]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1158.315003]  ? fput+0x130/0x1a0
[ 1158.318301]  ? __bpf_prog_get+0x9b/0x290
[ 1158.322369]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[ 1158.327214]  ? bpf_prog_test_run+0x130/0x1a0
[ 1158.331625]  ? __x64_sys_bpf+0x3d8/0x520
[ 1158.335691]  ? bpf_prog_get+0x20/0x20
[ 1158.339515]  ? do_syscall_64+0x1b9/0x820
[ 1158.343576]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[ 1158.348953]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1158.353901]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1158.358747]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1158.363766]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[ 1158.368789]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1158.373812]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1158.378660]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1158.384040] CPU: 0 PID: 32534 Comm: syz-fuzzer Not tainted 4.20.0-rc3+ #93
[ 1158.384109] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[ 1158.391047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1158.391055] Call Trace:
[ 1158.397643] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[ 1158.406874]  <IRQ>
[ 1158.409456] syz-executor3 cpuset=syz3 mems_allowed=0
[ 1158.419942]  dump_stack+0x244/0x39d
[ 1158.430776]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1158.435978]  warn_alloc.cold.116+0xb7/0x1bd
[ 1158.440303]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[ 1158.445148]  ? lock_downgrade+0x900/0x900
[ 1158.449321]  ? trace_hardirqs_off+0xb8/0x310
[ 1158.453735]  ? trace_hardirqs_off+0xb8/0x310
[ 1158.458157]  __alloc_pages_slowpath+0x2651/0x2de0
[ 1158.463026]  ? warn_alloc+0x120/0x120
[ 1158.466827]  ? print_usage_bug+0xc0/0xc0
[ 1158.470888]  ? warn_alloc+0x120/0x120
[ 1158.474691]  ? warn_alloc+0x120/0x120
[ 1158.478496]  ? print_usage_bug+0xc0/0xc0
[ 1158.482563]  ? kvm_clock_read+0x18/0x30
[ 1158.486542]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[ 1158.491558]  ? print_usage_bug+0xc0/0xc0
[ 1158.495637]  ? __lock_acquire+0x62f/0x4c20
[ 1158.499880]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1158.505419]  ? should_fail+0x22d/0xd01
[ 1158.509330]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1158.514609]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1158.519712]  ? __lock_acquire+0x62f/0x4c20
[ 1158.523950]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1158.529053]  ? __lock_acquire+0x62f/0x4c20
[ 1158.533298]  ? should_fail+0x22d/0xd01
[ 1158.537187]  ? rcu_irq_exit+0x1a2/0x390
[ 1158.541174]  ? mark_held_locks+0x130/0x130
[ 1158.545415]  ? mark_held_locks+0x130/0x130
[ 1158.549670]  ? mark_held_locks+0xc7/0x130
[ 1158.553848]  ? smp_apic_timer_interrupt+0x1cb/0x760
[ 1158.558877]  ? zap_class+0x640/0x640
[ 1158.562589]  ? print_usage_bug+0xc0/0xc0
[ 1158.566654]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1158.572189]  ? check_preemption_disabled+0x48/0x280
[ 1158.577214]  ? __lock_is_held+0xb5/0x140
[ 1158.581284]  __alloc_pages_nodemask+0xad8/0xea0
[ 1158.585967]  ? zap_class+0x640/0x640
[ 1158.589689]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1158.594718]  ? find_held_lock+0x36/0x1c0
[ 1158.598794]  ? ____cache_alloc_node+0x1c7/0x1e0
[ 1158.603479]  ? lock_downgrade+0x900/0x900
[ 1158.607635]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1158.613192]  cache_grow_begin+0xa5/0x8c0
[ 1158.617251]  ? do_raw_spin_unlock+0xa7/0x330
[ 1158.621664]  fallback_alloc+0x204/0x2e0
[ 1158.625644]  ____cache_alloc_node+0x1c7/0x1e0
[ 1158.630143]  kmem_cache_alloc_node+0xe3/0x730
[ 1158.634642]  ? ipv6_get_ifaddr+0x42e/0x620
[ 1158.638887]  __alloc_skb+0x119/0x770
[ 1158.642600]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1158.647898]  ? netdev_alloc_frag+0x1f0/0x1f0
[ 1158.652303]  ? lock_downgrade+0x900/0x900
[ 1158.656473]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1158.662011]  ? refcount_sub_and_test_checked+0x203/0x310
[ 1158.667482]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[ 1158.672934]  ? addrconf_rs_timer+0x690/0x690
[ 1158.677354]  ndisc_alloc_skb+0x144/0x340
[ 1158.681422]  ndisc_send_rs+0x331/0x6e0
[ 1158.685342]  addrconf_rs_timer+0x314/0x690
[ 1158.689581]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1158.693830]  call_timer_fn+0x272/0x920
[ 1158.697716]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1158.701949]  ? process_timeout+0x40/0x40
[ 1158.706021]  ? mark_held_locks+0xc7/0x130
[ 1158.710174]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1158.714665]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1158.719176]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1158.723414]  ? lockdep_hardirqs_on+0x296/0x5b0
[ 1158.728493]  ? trace_hardirqs_on+0xbd/0x310
[ 1158.732829]  ? kasan_check_read+0x11/0x20
[ 1158.736975]  ? __run_timers+0x7da/0xc70
[ 1158.740951]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1158.746057]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1158.750296]  ? ipv6_get_lladdr+0x5e0/0x5e0
[ 1158.754529]  __run_timers+0x7e5/0xc70
[ 1158.758340]  ? timer_fixup_init+0x70/0x70
[ 1158.762495]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[ 1158.767515]  ? zap_class+0x640/0x640
[ 1158.771234]  ? print_usage_bug+0xc0/0xc0
[ 1158.775298]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 1158.780497]  ? find_held_lock+0x36/0x1c0
[ 1158.784562]  ? zap_class+0x640/0x640
[ 1158.788280]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1158.793820]  ? check_preemption_disabled+0x48/0x280
[ 1158.798847]  ? __lock_is_held+0xb5/0x140
[ 1158.802910]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1158.808469]  ? check_preemption_disabled+0x48/0x280
[ 1158.813502]  run_timer_softirq+0x52/0xb0
[ 1158.817564]  ? rcu_read_lock_sched_held+0x14f/0x180
[ 1158.822580]  __do_softirq+0x308/0xb7e
[ 1158.826386]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[ 1158.830879]  ? lock_downgrade+0x900/0x900
[ 1158.835077]  ? __irqentry_text_end+0x1f9658/0x1f9658
[ 1158.840192]  ? pvclock_read_flags+0x160/0x160
[ 1158.844688]  ? lapic_next_event+0x5a/0x90
[ 1158.848838]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1158.854399]  ? kvm_clock_read+0x18/0x30
[ 1158.858386]  ? kvm_sched_clock_read+0x9/0x20
[ 1158.862897]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1158.868450]  ? check_preemption_disabled+0x48/0x280
[ 1158.873506]  irq_exit+0x17f/0x1c0
[ 1158.876958]  smp_apic_timer_interrupt+0x1cb/0x760
[ 1158.881802]  ? smp_reschedule_interrupt+0x109/0x650
[ 1158.886819]  ? smp_call_function_single_interrupt+0x650/0x650
[ 1158.892704]  ? interrupt_entry+0xb5/0xc0
[ 1158.896768]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1158.901786]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1158.906806]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1158.911648]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1158.916661]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1158.921684]  ? task_prio+0x50/0x50
[ 1158.925230]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1158.930768]  ? check_preemption_disabled+0x48/0x280
[ 1158.935789]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1158.940639]  apic_timer_interrupt+0xf/0x20
[ 1158.944864]  </IRQ>
[ 1158.947104] RIP: 0010:console_unlock+0x102f/0x1190
[ 1158.952034] Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 0f 61 5d 00 e9 f2 fb ff
[ 1158.970934] RSP: 0018:ffff88814f615e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[ 1158.978639] RAX: ffff8881baac41c0 RBX: 0000000000000200 RCX: 1ffff1103755895b
[ 1158.988772] RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293
[ 1158.996038] RBP: ffff88814f615fb0 R08: ffff8881baac4ad8 R09: 0000000000000006
[ 1159.003304] R10: 0000000000000000 R11: ffff8881baac41c0 R12: dffffc0000000000
[ 1159.010608] R13: ffffffff849cc120 R14: dffffc0000000000 R15: ffffffff89b636b0
[ 1159.017887]  ? netconsole_netdev_event+0x280/0x280
[ 1159.022825]  ? console_unlock+0x1026/0x1190
[ 1159.027169]  ? kmsg_dump_get_buffer+0xac0/0xac0
[ 1159.031834]  ? vprintk_emit+0x846/0x990
[ 1159.035812]  ? lock_release+0xa00/0xa00
[ 1159.039789]  ? trace_hardirqs_on+0x30/0x310
[ 1159.044109]  ? vprintk_default+0x28/0x30
[ 1159.048171]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1159.053279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1159.058829]  vprintk_emit+0x391/0x990
[ 1159.062653]  ? wake_up_klogd+0x180/0x180
[ 1159.066720]  ? find_held_lock+0x31/0x1c0
[ 1159.070795]  ? mark_held_locks+0xc7/0x130
[ 1159.074946]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1159.079451]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1159.083958]  vprintk_default+0x28/0x30
[ 1159.087846]  vprintk_func+0x7e/0x181
[ 1159.091562]  printk+0xa7/0xcf
[ 1159.094668]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1159.099448]  ? _raw_spin_unlock_irq+0x60/0x80
[ 1159.103963]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[ 1159.109252]  dump_header+0x7cc/0xf72
[ 1159.112987]  ? pagefault_out_of_memory+0x197/0x197
[ 1159.117928]  ? __lock_acquire+0x62f/0x4c20
[ 1159.122164]  ? percpu_ref_get_many+0x240/0x240
[ 1159.126749]  ? print_usage_bug+0xc0/0xc0
[ 1159.130821]  ? zap_class+0x640/0x640
[ 1159.134539]  ? print_usage_bug+0xc0/0xc0
[ 1159.138610]  ? zap_class+0x640/0x640
[ 1159.142332]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1159.147878]  ? find_held_lock+0x36/0x1c0
[ 1159.151956]  ? mark_held_locks+0xc7/0x130
[ 1159.156106]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1159.161207]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[ 1159.166315]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1159.170901]  ? trace_hardirqs_on+0xbd/0x310
[ 1159.175234]  ? kasan_check_read+0x11/0x20
[ 1159.179407]  ? ___ratelimit+0x3b4/0x672
[ 1159.183388]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1159.188496]  ? trace_hardirqs_on+0x310/0x310
[ 1159.192921]  ? lock_downgrade+0x900/0x900
[ 1159.197071]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[ 1159.202194]  ? ___ratelimit+0x3b9/0x672
[ 1159.206170]  ? idr_get_free+0xf70/0xf70
[ 1159.210142]  ? find_held_lock+0x36/0x1c0
[ 1159.214212]  oom_kill_process.cold.27+0x10/0x903
[ 1159.218968]  ? zap_class+0x640/0x640
[ 1159.222701]  ? check_preemption_disabled+0x48/0x280
[ 1159.227725]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1159.232655]  ? kasan_check_read+0x11/0x20
[ 1159.236801]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1159.242080]  ? oom_evaluate_task+0x540/0x540
[ 1159.246496]  ? find_held_lock+0x36/0x1c0
[ 1159.250564]  ? out_of_memory+0x974/0x1430
[ 1159.254718]  ? lock_downgrade+0x900/0x900
[ 1159.258897]  ? check_preemption_disabled+0x48/0x280
[ 1159.263932]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1159.268876]  ? kasan_check_read+0x11/0x20
[ 1159.273036]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1159.278423]  ? rcu_softirq_qs+0x20/0x20
[ 1159.282429]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1159.288009]  ? oom_evaluate_task+0x302/0x540
[ 1159.292466]  out_of_memory+0xa84/0x1430
[ 1159.296468]  ? oom_killer_disable+0x3a0/0x3a0
[ 1159.301000]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[ 1159.305933]  ? __ww_mutex_check_waiters+0x160/0x160
[ 1159.310958]  __alloc_pages_slowpath+0x232c/0x2de0
[ 1159.315829]  ? warn_alloc+0x120/0x120
[ 1159.319628]  ? mark_held_locks+0x130/0x130
[ 1159.323873]  ? find_get_entry+0xaae/0x1120
[ 1159.328144]  ? filemap_map_pages+0x1a20/0x1a20
[ 1159.332731]  ? zap_class+0x640/0x640
[ 1159.336467]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1159.342023]  ? check_preemption_disabled+0x48/0x280
[ 1159.347039]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1159.352578]  ? should_fail+0x22d/0xd01
[ 1159.356482]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[ 1159.361593]  ? zap_class+0x640/0x640
[ 1159.365330]  ? __lock_is_held+0xb5/0x140
[ 1159.369401]  ? mark_held_locks+0x130/0x130
[ 1159.373644]  ? lock_release+0xa00/0xa00
[ 1159.377624]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1159.383078]  ? xa_load+0x2ba/0x460
[ 1159.386643]  ? lock_downgrade+0x900/0x900
[ 1159.390813]  ? __might_sleep+0x95/0x190
[ 1159.394807]  __alloc_pages_nodemask+0xad8/0xea0
[ 1159.399488]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[ 1159.404512]  ? __page_cache_alloc+0x191/0x5c0
[ 1159.409011]  ? xa_load+0x2e1/0x460
[ 1159.412556]  ? xa_clear_mark+0x40/0x40
[ 1159.416470]  ? zap_class+0x640/0x640
[ 1159.420190]  ? zap_class+0x640/0x640
[ 1159.423922]  ? zap_class+0x640/0x640
[ 1159.427638]  ? __do_page_cache_readahead+0x663/0x810
[ 1159.432746]  ? find_held_lock+0x36/0x1c0
[ 1159.436816]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[ 1159.442385]  alloc_pages_current+0x173/0x350
[ 1159.446799]  __page_cache_alloc+0x38c/0x5c0
[ 1159.451134]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1159.456101]  ? kasan_check_read+0x11/0x20
[ 1159.460253]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1159.465538]  ? generic_perform_write+0x6a0/0x6a0
[ 1159.470298]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1159.475850]  ? check_preemption_disabled+0x48/0x280
[ 1159.480877]  filemap_fault+0x1595/0x25f0
[ 1159.484952]  ? __lock_page_or_retry+0xa00/0xa00
[ 1159.489624]  ? mark_held_locks+0x130/0x130
[ 1159.493870]  ? filemap_map_pages+0xd6b/0x1a20
[ 1159.498370]  ? lock_downgrade+0x900/0x900
[ 1159.502517]  ? check_preemption_disabled+0x48/0x280
[ 1159.507536]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1159.512475]  ? kasan_check_read+0x11/0x20
[ 1159.516627]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1159.521908]  ? rcu_softirq_qs+0x20/0x20
[ 1159.525898]  ? filemap_map_pages+0xd92/0x1a20
[ 1159.530408]  ? find_get_entries_tag+0x1400/0x1400
[ 1159.535268]  ? debug_object_destroy+0x2b0/0x2b0
[ 1159.539940]  ? lock_pi_update_atomic+0x150/0x150
[ 1159.544697]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1159.550250]  ? lock_acquire+0x1ed/0x520
[ 1159.554227]  ? ext4_filemap_fault+0x7a/0xad
[ 1159.558555]  ? lock_release+0xa00/0xa00
[ 1159.562563]  ? perf_trace_sched_process_exec+0x860/0x860
[ 1159.568015]  ? print_usage_bug+0xc0/0xc0
[ 1159.572094]  ? print_usage_bug+0xc0/0xc0
[ 1159.576164]  ? down_read+0x8d/0x120
[ 1159.579788]  ? ext4_filemap_fault+0x7a/0xad
[ 1159.584113]  ? __down_interruptible+0x700/0x700
[ 1159.588808]  ext4_filemap_fault+0x82/0xad
[ 1159.592960]  __do_fault+0x100/0x6b0
[ 1159.596603]  ? find_held_lock+0x36/0x1c0
[ 1159.600674]  ? pmd_devmap_trans_unstable+0x220/0x220
[ 1159.605783]  ? mark_held_locks+0x130/0x130
[ 1159.610018]  ? mark_held_locks+0x130/0x130
[ 1159.614253]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1159.618748]  ? _raw_spin_unlock_irq+0x27/0x80
[ 1159.623243]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[ 1159.627856]  ? kasan_check_read+0x11/0x20
[ 1159.632008]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1159.637548]  __handle_mm_fault+0x3ea0/0x5be0
[ 1159.641965]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[ 1159.646809]  ? finish_task_switch+0x1f4/0x910
[ 1159.651304]  ? finish_task_switch+0x1b4/0x910
[ 1159.655796]  ? __switch_to_asm+0x34/0x70
[ 1159.659859]  ? preempt_notifier_register+0x200/0x200
[ 1159.664972]  ? __switch_to_asm+0x34/0x70
[ 1159.669030]  ? __switch_to_asm+0x34/0x70
[ 1159.673103]  ? zap_class+0x640/0x640
[ 1159.676831]  ? zap_class+0x640/0x640
[ 1159.680543]  ? __x64_sys_futex+0x53e/0x6a0
[ 1159.684806]  ? find_held_lock+0x36/0x1c0
[ 1159.688876]  ? handle_mm_fault+0x42a/0xc70
[ 1159.693126]  ? lock_downgrade+0x900/0x900
[ 1159.697274]  ? check_preemption_disabled+0x48/0x280
[ 1159.702294]  ? rcu_read_unlock_special+0x1c0/0x1c0
[ 1159.707248]  ? kasan_check_read+0x11/0x20
[ 1159.711391]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[ 1159.716669]  ? rcu_softirq_qs+0x20/0x20
[ 1159.720652]  ? trace_hardirqs_off_caller+0x310/0x310
[ 1159.725763]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 1159.731302]  ? check_preemption_disabled+0x48/0x280
[ 1159.736323]  handle_mm_fault+0x54f/0xc70
[ 1159.740387]  ? __handle_mm_fault+0x5be0/0x5be0
[ 1159.744971]  ? find_vma+0x34/0x190
[ 1159.748519]  __do_page_fault+0x5e8/0xe60
[ 1159.752580]  ? trace_hardirqs_off+0xb8/0x310
[ 1159.757350]  do_page_fault+0xf2/0x7e0
[ 1159.761165]  ? vmalloc_sync_all+0x30/0x30
[ 1159.765312]  ? error_entry+0x70/0xd0
[ 1159.769189]  ? trace_hardirqs_off_caller+0xbb/0x310
[ 1159.774202]  ? trace_hardirqs_on_caller+0xc0/0x310
[ 1159.779136]  ? syscall_return_slowpath+0x5e0/0x5e0
[ 1159.784079]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1159.788928]  ? trace_hardirqs_on_caller+0x310/0x310
[ 1159.793955]  ? __bpf_trace_preemptirq_template+0x30/0x30
[ 1159.799431]  ? prepare_exit_to_usermode+0x291/0x3b0
[ 1159.804517]  ? page_fault+0x8/0x30
[ 1159.808061]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 1159.812919]  ? page_fault+0x8/0x30
[ 1159.816475]  page_fault+0x1e/0x30
[ 1159.819928] RIP: 0033:0x40f9c0
[ 1159.823132] Code: Bad RIP value.
[ 1159.826492] RSP: 002b:000000c42001fef8 EFLAGS: 00010216
[ 1159.831870] RAX: ffffffffffffff92 RBX: 0000000031e6f747 RCX: 000000000045ddf3
[ 1159.839137] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014fadc0
[ 1159.846408] RBP: 000000c42001ff20 R08: 0000000000000000 R09: 0000000000000000
[ 1159.853686] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[ 1159.860964] R13: 000000c4260e2d80 R14: 0000000000000001 R15: 0000000000000000
[ 1159.868253] warn_alloc_show_mem: 1 callbacks suppressed
[ 1159.868265] CPU: 1 PID: 2484 Comm: syz-executor3 Not tainted 4.20.0-rc3+ #93
[ 1159.868267] Mem-Info:
[ 1159.868298] active_anon:34193 inactive_anon:979 isolated_anon:0
[ 1159.868298]  active_file:15 inactive_file:19 isolated_file:0
[ 1159.868298]  unevictable:0 dirty:0 writeback:0 unstable:0
[ 1159.868298]  slab_reclaimable:8331 slab_unreclaimable:1473682
[ 1159.868298]  mapped:40979 shmem:1767 pagetables:583 bounce:0
[ 1159.868298]  free:13737 free_pcp:253 free_cma:0
[ 1159.873638] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1159.880832] Node 0 active_anon:136772kB inactive_anon:3916kB active_file:60kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:7068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[ 1159.883232] Call Trace:
[ 1159.916182] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 1159.925524]  <IRQ>
[ 1159.953087] lowmem_reserve[]: 0 2818 6321 6321
[ 1159.955677]  dump_stack+0x244/0x39d
[ 1159.981757] Node 0 DMA32 free:25240kB min:30052kB low:37564kB high:45076kB active_anon:128kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[ 1159.983920]  ? dump_stack_print_info.cold.1+0x20/0x20
[ 1159.988491] lowmem_reserve[]: 0 0 3503 3503
[ 1159.992116]  warn_alloc.cold.116+0xb7/0x1bd