*2048kB (UM) 3*4096kB (M) = 24840kB
[  606.324164]  __alloc_pages_slowpath+0x26e8/0x2e10
[  606.337648] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  606.342067]  ? warn_alloc+0x120/0x120
[  606.357190] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  606.362013]  ? print_usage_bug+0xc0/0xc0
[  606.376288] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  606.380076]  ? warn_alloc+0x120/0x120
[  606.388881] 403 total pagecache pages
[  606.392927]  ? warn_alloc+0x120/0x120
[  606.401483] 0 pages in swap cache
[  606.405258]  ? print_usage_bug+0xc0/0xc0
[  606.409031] Swap cache stats: add 0, delete 0, find 0/0
[  606.412815]  ? print_usage_bug+0xc0/0xc0
[  606.416232] Free swap  = 0kB
[  606.420285]  ? __lock_acquire+0x62f/0x4c20
[  606.425614] Total swap = 0kB
[  606.429661]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  606.432649] 1965979 pages RAM
[  606.436864]  ? should_fail+0x22d/0xd01
[  606.439853] 0 pages HighMem/MovableOnly
[  606.445372]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  606.448445] 342853 pages reserved
[  606.452330]  ? __lock_acquire+0x62f/0x4c20
[  606.456271] 0 pages cma reserved
[  606.461353]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  606.464830] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  606.468992]  ? __lock_acquire+0x62f/0x4c20
[  606.469005]  ? should_fail+0x22d/0xd01
[  606.472410] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  606.477424]  ? find_held_lock+0x36/0x1c0
[  606.483885] syz-fuzzer cpuset=/ mems_allowed=0
[  606.488109]  ? mark_held_locks+0x130/0x130
[  606.515018]  ? mark_held_locks+0x130/0x130
[  606.519240]  ? zap_class+0x640/0x640
[  606.522943]  ? mark_held_locks+0xc7/0x130
[  606.527075]  ? do_raw_spin_unlock+0xa7/0x330
[  606.531470]  ? zap_class+0x640/0x640
[  606.535179]  ? print_usage_bug+0xc0/0xc0
[  606.539231]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  606.544762]  ? check_preemption_disabled+0x48/0x280
[  606.549778]  ? __lock_is_held+0xb5/0x140
[  606.553836]  __alloc_pages_nodemask+0xa80/0xde0
[  606.558491]  ? zap_class+0x640/0x640
[  606.562197]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  606.567209]  ? find_held_lock+0x36/0x1c0
[  606.571269]  ? ____cache_alloc_node+0x1c7/0x1e0
[  606.575933]  ? lock_downgrade+0x900/0x900
[  606.580076]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  606.585602]  cache_grow_begin+0xa5/0x8c0
[  606.589645]  ? do_raw_spin_unlock+0xa7/0x330
[  606.594043]  fallback_alloc+0x204/0x2e0
[  606.598006]  ____cache_alloc_node+0x1c7/0x1e0
[  606.602492]  kmem_cache_alloc_node+0xe3/0x730
[  606.606989]  ? ipv6_get_ifaddr+0x42e/0x620
[  606.611219]  __alloc_skb+0x119/0x770
[  606.614922]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  606.620191]  ? netdev_alloc_frag+0x1f0/0x1f0
[  606.624581]  ? lock_downgrade+0x900/0x900
[  606.628722]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  606.634263]  ? refcount_sub_and_test_checked+0x203/0x310
[  606.639712]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  606.645148]  ? addrconf_rs_timer+0x690/0x690
[  606.649550]  ndisc_alloc_skb+0x144/0x340
[  606.653601]  ndisc_send_rs+0x331/0x6e0
[  606.657481]  addrconf_rs_timer+0x314/0x690
[  606.661714]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  606.665951]  call_timer_fn+0x272/0x920
[  606.669850]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  606.674096]  ? process_timeout+0x40/0x40
[  606.678154]  ? __run_timers+0x7da/0xc70
[  606.682130]  ? _raw_spin_unlock_irq+0x27/0x80
[  606.686611]  ? _raw_spin_unlock_irq+0x27/0x80
[  606.691094]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  606.695314]  ? lockdep_hardirqs_on+0x296/0x5b0
[  606.699885]  ? trace_hardirqs_on+0xbd/0x310
[  606.704190]  ? kasan_check_read+0x11/0x20
[  606.708327]  ? __run_timers+0x7da/0xc70
[  606.712293]  ? trace_hardirqs_off_caller+0x310/0x310
[  606.717388]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  606.721631]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  606.725854]  __run_timers+0x7e5/0xc70
[  606.729666]  ? timer_fixup_init+0x70/0x70
[  606.733810]  ? _raw_spin_unlock_irq+0x27/0x80
[  606.738294]  ? _raw_spin_unlock_irq+0x27/0x80
[  606.742783]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  606.747368]  ? trace_hardirqs_on+0xbd/0x310
[  606.751674]  ? kasan_check_read+0x11/0x20
[  606.755818]  ? finish_task_switch+0x1f4/0x910
[  606.760317]  ? trace_hardirqs_off_caller+0x310/0x310
[  606.765406]  ? compat_start_thread+0x80/0x80
[  606.773637]  ? pvclock_read_flags+0x160/0x160
[  606.778117]  ? __switch_to_asm+0x34/0x70
[  606.782169]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  606.787704]  ? check_preemption_disabled+0x48/0x280
[  606.792806]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  606.798333]  ? rcu_pm_notify+0xc0/0xc0
[  606.802243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  606.807765]  ? check_preemption_disabled+0x48/0x280
[  606.812859]  run_timer_softirq+0x52/0xb0
[  606.816906]  ? rcu_read_lock_sched_held+0x14f/0x180
[  606.821908]  __do_softirq+0x308/0xb7e
[  606.825707]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  606.830804]  ? schedule+0x108/0x460
[  606.834428]  ? trace_hardirqs_off+0xb8/0x310
[  606.838820]  ? smpboot_thread_fn+0x68b/0xa00
[  606.843214]  ? trace_hardirqs_on+0x310/0x310
[  606.847638]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  606.853157]  ? check_preemption_disabled+0x48/0x280
[  606.858157]  ? takeover_tasklets+0xa90/0xa90
[  606.862549]  run_ksoftirqd+0x5e/0x100
[  606.866332]  smpboot_thread_fn+0x68b/0xa00
[  606.870554]  ? sort_range+0x30/0x30
[  606.874165]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  606.879252]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  606.884778]  ? __kthread_parkme+0xfb/0x1a0
[  606.889000]  ? sort_range+0x30/0x30
[  606.892611]  kthread+0x35a/0x440
[  606.895980]  ? kthread_stop+0x900/0x900
[  606.899948]  ret_from_fork+0x3a/0x50
[  606.904212] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  606.904282] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  606.911213] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  606.917883] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  606.927011] Call Trace:
[  606.937293] ksoftirqd/0 cpuset=/ mems_allowed=0
[  606.939853]  <IRQ>
[  606.946632]  dump_stack+0x244/0x39d
[  606.950255]  ? dump_stack_print_info.cold.1+0x20/0x20
[  606.955447]  warn_alloc.cold.116+0xb7/0x1bd
[  606.959764]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  606.964604]  ? lock_downgrade+0x900/0x900
[  606.968759]  ? trace_hardirqs_off+0xb8/0x310
[  606.973176]  ? trace_hardirqs_off+0xb8/0x310
[  606.977596]  __alloc_pages_slowpath+0x26e8/0x2e10
[  606.982474]  ? warn_alloc+0x120/0x120
[  606.986271]  ? print_usage_bug+0xc0/0xc0
[  606.990333]  ? warn_alloc+0x120/0x120
[  606.994134]  ? warn_alloc+0x120/0x120
[  606.997930]  ? print_usage_bug+0xc0/0xc0
[  607.001985]  ? kvm_clock_read+0x18/0x30
[  607.005954]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  607.010962]  ? print_usage_bug+0xc0/0xc0
[  607.015037]  ? __lock_acquire+0x62f/0x4c20
[  607.019270]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  607.024799]  ? should_fail+0x22d/0xd01
[  607.028682]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  607.033950]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  607.039036]  ? __lock_acquire+0x62f/0x4c20
[  607.043259]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  607.048347]  ? __lock_acquire+0x62f/0x4c20
[  607.052566]  ? should_fail+0x22d/0xd01
[  607.056442]  ? rcu_irq_exit+0x1a2/0x390
[  607.060412]  ? mark_held_locks+0x130/0x130
[  607.064641]  ? mark_held_locks+0x130/0x130
[  607.068871]  ? mark_held_locks+0xc7/0x130
[  607.073003]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  607.078004]  ? zap_class+0x640/0x640
[  607.081744]  ? print_usage_bug+0xc0/0xc0
[  607.085804]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  607.091330]  ? check_preemption_disabled+0x48/0x280
[  607.096352]  ? __lock_is_held+0xb5/0x140
[  607.100404]  __alloc_pages_nodemask+0xa80/0xde0
[  607.105069]  ? zap_class+0x640/0x640
[  607.108774]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  607.113784]  ? find_held_lock+0x36/0x1c0
[  607.117837]  ? ____cache_alloc_node+0x1c7/0x1e0
[  607.122494]  ? lock_downgrade+0x900/0x900
[  607.126639]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  607.132176]  cache_grow_begin+0xa5/0x8c0
[  607.136223]  ? do_raw_spin_unlock+0xa7/0x330
[  607.140622]  fallback_alloc+0x204/0x2e0
[  607.144590]  ____cache_alloc_node+0x1c7/0x1e0
[  607.149075]  kmem_cache_alloc_node+0xe3/0x730
[  607.153555]  ? ipv6_get_ifaddr+0x42e/0x620
[  607.157782]  __alloc_skb+0x119/0x770
[  607.161486]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  607.166754]  ? netdev_alloc_frag+0x1f0/0x1f0
[  607.171148]  ? lock_downgrade+0x900/0x900
[  607.175318]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  607.180859]  ? refcount_sub_and_test_checked+0x203/0x310
[  607.186301]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  607.191737]  ? addrconf_rs_timer+0x690/0x690
[  607.196137]  ndisc_alloc_skb+0x144/0x340
[  607.200187]  ndisc_send_rs+0x331/0x6e0
[  607.204071]  addrconf_rs_timer+0x314/0x690
[  607.208302]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  607.212531]  call_timer_fn+0x272/0x920
[  607.216406]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  607.220626]  ? process_timeout+0x40/0x40
[  607.224703]  ? mark_held_locks+0xc7/0x130
[  607.228843]  ? _raw_spin_unlock_irq+0x27/0x80
[  607.233322]  ? _raw_spin_unlock_irq+0x27/0x80
[  607.237812]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  607.242036]  ? lockdep_hardirqs_on+0x296/0x5b0
[  607.246607]  ? trace_hardirqs_on+0xbd/0x310
[  607.250914]  ? kasan_check_read+0x11/0x20
[  607.255057]  ? __run_timers+0x7da/0xc70
[  607.259015]  ? trace_hardirqs_off_caller+0x310/0x310
[  607.264103]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  607.268344]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  607.272577]  __run_timers+0x7e5/0xc70
[  607.276369]  ? timer_fixup_init+0x70/0x70
[  607.280504]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  607.285503]  ? zap_class+0x640/0x640
[  607.289210]  ? print_usage_bug+0xc0/0xc0
[  607.293260]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  607.298437]  ? find_held_lock+0x36/0x1c0
[  607.302484]  ? zap_class+0x640/0x640
[  607.306187]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  607.311714]  ? check_preemption_disabled+0x48/0x280
[  607.316722]  ? __lock_is_held+0xb5/0x140
[  607.320770]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  607.326306]  ? check_preemption_disabled+0x48/0x280
[  607.331315]  run_timer_softirq+0x52/0xb0
[  607.335362]  ? rcu_read_lock_sched_held+0x14f/0x180
[  607.340365]  __do_softirq+0x308/0xb7e
[  607.344169]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  607.348655]  ? lock_downgrade+0x900/0x900
[  607.352793]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  607.357888]  ? pvclock_read_flags+0x160/0x160
[  607.362370]  ? lapic_next_event+0x5a/0x90
[  607.366516]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  607.372045]  ? kvm_clock_read+0x18/0x30
[  607.376003]  ? kvm_sched_clock_read+0x9/0x20
[  607.380402]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  607.385939]  ? check_preemption_disabled+0x48/0x280
[  607.390951]  irq_exit+0x17f/0x1c0
[  607.394393]  smp_apic_timer_interrupt+0x1cb/0x760
[  607.399217]  ? smp_reschedule_interrupt+0x109/0x650
[  607.404220]  ? smp_call_function_single_interrupt+0x650/0x650
[  607.410102]  ? interrupt_entry+0xb5/0xc0
[  607.414154]  ? trace_hardirqs_off_caller+0xbb/0x310
[  607.419243]  ? trace_hardirqs_off_caller+0xbb/0x310
[  607.424248]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  607.429090]  ? trace_hardirqs_on_caller+0x310/0x310
[  607.434095]  ? trace_hardirqs_on_caller+0x310/0x310
[  607.439100]  ? task_prio+0x50/0x50
[  607.442644]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  607.448185]  ? check_preemption_disabled+0x48/0x280
[  607.453194]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  607.458029]  apic_timer_interrupt+0xf/0x20
[  607.462251]  </IRQ>
[  607.464479] RIP: 0010:console_unlock+0x102f/0x1190
[  607.469401] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  607.488290] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  607.495984] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  607.503239] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  607.510495] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  607.517751] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  607.525012] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  607.532279]  ? netconsole_netdev_event+0x280/0x280
[  607.537207]  ? console_unlock+0x1026/0x1190
[  607.541540]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  607.546203]  ? vprintk_emit+0x846/0x990
[  607.550167]  ? lock_release+0xa00/0xa00
[  607.554131]  ? trace_hardirqs_on+0x70/0x310
[  607.558440]  ? vprintk_default+0x28/0x30
[  607.562490]  ? trace_hardirqs_off_caller+0x310/0x310
[  607.567588]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  607.573126]  vprintk_emit+0x391/0x990
[  607.576922]  ? wake_up_klogd+0x180/0x180
[  607.580995]  ? find_held_lock+0x11/0x1c0
[  607.585060]  ? mark_held_locks+0xc7/0x130
[  607.589203]  ? _raw_spin_unlock_irq+0x27/0x80
[  607.593686]  ? _raw_spin_unlock_irq+0x27/0x80
[  607.598175]  vprintk_default+0x28/0x30
[  607.602051]  vprintk_func+0x7e/0x181
[  607.605756]  printk+0xa7/0xcf
[  607.608852]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  607.613605]  ? _raw_spin_unlock_irq+0x60/0x80
[  607.618107]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  607.623384]  dump_header+0x7cc/0xf72
[  607.627093]  ? pagefault_out_of_memory+0x197/0x197
[  607.632019]  ? __lock_acquire+0x62f/0x4c20
[  607.636242]  ? percpu_ref_get_many+0x240/0x240
[  607.640821]  ? print_usage_bug+0xc0/0xc0
[  607.644880]  ? zap_class+0x640/0x640
[  607.648588]  ? print_usage_bug+0xc0/0xc0
[  607.652643]  ? zap_class+0x640/0x640
[  607.656348]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  607.661883]  ? find_held_lock+0x36/0x1c0
[  607.665945]  ? mark_held_locks+0xc7/0x130
[  607.670085]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  607.675173]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  607.680268]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  607.684957]  ? trace_hardirqs_on+0xbd/0x310
[  607.689397]  ? kasan_check_read+0x11/0x20
[  607.693541]  ? ___ratelimit+0x3b4/0x672
[  607.697516]  ? trace_hardirqs_off_caller+0x310/0x310
[  607.702621]  ? trace_hardirqs_on+0x310/0x310
[  607.707024]  ? lock_downgrade+0x900/0x900
[  607.711171]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  607.716267]  ? ___ratelimit+0x3b9/0x672
[  607.720240]  ? idr_get_free+0xf70/0xf70
[  607.724207]  ? kasan_check_read+0x11/0x20
[  607.728348]  ? do_raw_spin_unlock+0xa7/0x330
[  607.732763]  oom_kill_process.cold.27+0x10/0x903
[  607.737513]  ? zap_class+0x640/0x640
[  607.741233]  ? _raw_spin_unlock+0x2c/0x50
[  607.745376]  ? oom_badness+0xe6/0xaa0
[  607.749170]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  607.754093]  ? kasan_check_read+0x11/0x20
[  607.758238]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  607.763513]  ? oom_evaluate_task+0x540/0x540
[  607.767920]  ? find_held_lock+0x36/0x1c0
[  607.771979]  ? out_of_memory+0x974/0x1430
[  607.776126]  ? lock_downgrade+0x900/0x900
[  607.780272]  ? check_preemption_disabled+0x48/0x280
[  607.785284]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  607.790205]  ? kasan_check_read+0x11/0x20
[  607.794343]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  607.799627]  ? rcu_softirq_qs+0x20/0x20
[  607.803610]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  607.809140]  ? oom_evaluate_task+0x302/0x540
[  607.813550]  out_of_memory+0xa84/0x1430
[  607.817529]  ? oom_killer_disable+0x3a0/0x3a0
[  607.822019]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  607.826945]  ? __ww_mutex_check_waiters+0x160/0x160
[  607.831965]  __alloc_pages_slowpath+0x2354/0x2e10
[  607.836829]  ? warn_alloc+0x120/0x120
[  607.840631]  ? mark_held_locks+0x130/0x130
[  607.844868]  ? find_get_entry+0xaae/0x1120
[  607.849107]  ? filemap_map_pages+0x1a20/0x1a20
[  607.854207]  ? zap_class+0x640/0x640
[  607.857926]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  607.863463]  ? check_preemption_disabled+0x48/0x280
[  607.868472]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  607.874004]  ? should_fail+0x22d/0xd01
[  607.877888]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  607.882986]  ? zap_class+0x640/0x640
[  607.886715]  ? __lock_is_held+0xb5/0x140
[  607.890781]  ? mark_held_locks+0x130/0x130
[  607.895014]  ? lock_release+0xa00/0xa00
[  607.898986]  ? perf_trace_sched_process_exec+0x860/0x860
[  607.905036]  ? xa_load+0x2ba/0x460
[  607.908570]  ? lock_downgrade+0x900/0x900
[  607.912731]  ? __might_sleep+0x95/0x190
[  607.916707]  __alloc_pages_nodemask+0xa80/0xde0
[  607.921380]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  607.926390]  ? __page_cache_alloc+0x191/0x5c0
[  607.930885]  ? xa_load+0x2e1/0x460
[  607.934422]  ? xa_clear_mark+0x40/0x40
[  607.938308]  ? zap_class+0x640/0x640
[  607.942029]  ? zap_class+0x640/0x640
[  607.945739]  ? zap_class+0x640/0x640
[  607.949455]  ? __do_page_cache_readahead+0x663/0x810
[  607.954555]  ? find_held_lock+0x36/0x1c0
[  607.958617]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  607.964170]  alloc_pages_current+0x173/0x350
[  607.968583]  __page_cache_alloc+0x38c/0x5c0
[  607.972901]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  607.977825]  ? kasan_check_read+0x11/0x20
[  607.981983]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  607.987253]  ? generic_perform_write+0x6a0/0x6a0
[  607.992001]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  607.997533]  ? check_preemption_disabled+0x48/0x280
[  608.002549]  filemap_fault+0x1595/0x25f0
[  608.006622]  ? __lock_page_or_retry+0xa00/0xa00
[  608.011288]  ? mark_held_locks+0x130/0x130
[  608.015526]  ? filemap_map_pages+0xd6b/0x1a20
[  608.020015]  ? lock_downgrade+0x900/0x900
[  608.024160]  ? check_preemption_disabled+0x48/0x280
[  608.029170]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  608.034091]  ? kasan_check_read+0x11/0x20
[  608.038233]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  608.043503]  ? rcu_softirq_qs+0x20/0x20
[  608.047485]  ? filemap_map_pages+0xd92/0x1a20
[  608.051985]  ? find_get_entries_tag+0x1400/0x1400
[  608.056824]  ? debug_object_destroy+0x2b0/0x2b0
[  608.061488]  ? lock_pi_update_atomic+0x150/0x150
[  608.066236]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  608.071962]  ? lock_acquire+0x1ed/0x520
[  608.075925]  ? ext4_filemap_fault+0x7a/0xad
[  608.080244]  ? lock_release+0xa00/0xa00
[  608.084212]  ? perf_trace_sched_process_exec+0x860/0x860
[  608.089661]  ? print_usage_bug+0xc0/0xc0
[  608.093722]  ? print_usage_bug+0xc0/0xc0
[  608.097791]  ? down_read+0x8d/0x120
[  608.101410]  ? ext4_filemap_fault+0x7a/0xad
[  608.105728]  ? __down_interruptible+0x700/0x700
[  608.110419]  ext4_filemap_fault+0x82/0xad
[  608.114566]  __do_fault+0x100/0x6b0
[  608.118191]  ? pmd_devmap_trans_unstable+0x220/0x220
[  608.123293]  ? mark_held_locks+0x130/0x130
[  608.127529]  ? mark_held_locks+0x130/0x130
[  608.131776]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  608.137312]  __handle_mm_fault+0x3ea0/0x5be0
[  608.141717]  ? perf_trace_lock+0x7a0/0x7a0
[  608.145955]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  608.150814]  ? zap_class+0x640/0x640
[  608.154524]  ? zap_class+0x640/0x640
[  608.158233]  ? __x64_sys_futex+0x53e/0x6a0
[  608.162467]  ? find_held_lock+0x36/0x1c0
[  608.166532]  ? handle_mm_fault+0x42a/0xc70
[  608.170767]  ? lock_downgrade+0x900/0x900
[  608.174911]  ? check_preemption_disabled+0x48/0x280
[  608.179923]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  608.184846]  ? kasan_check_read+0x11/0x20
[  608.188987]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  608.194256]  ? rcu_softirq_qs+0x20/0x20
[  608.198224]  ? trace_hardirqs_off_caller+0x310/0x310
[  608.203327]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  608.208854]  ? check_preemption_disabled+0x48/0x280
[  608.213870]  handle_mm_fault+0x54f/0xc70
[  608.217929]  ? __handle_mm_fault+0x5be0/0x5be0
[  608.222509]  ? find_vma+0x34/0x190
[  608.226052]  __do_page_fault+0x5e8/0xe60
[  608.230110]  ? trace_hardirqs_off+0xb8/0x310
[  608.234511]  ? retint_kernel+0x2d/0x2d
[  608.238400]  do_page_fault+0xf2/0x7e0
[  608.242193]  ? vmalloc_sync_all+0x30/0x30
[  608.246343]  ? error_entry+0x70/0xd0
[  608.250052]  ? trace_hardirqs_off_caller+0xbb/0x310
[  608.255056]  ? trace_hardirqs_on_caller+0xc0/0x310
[  608.259980]  ? syscall_return_slowpath+0x5e0/0x5e0
[  608.264900]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  608.269739]  ? trace_hardirqs_on_caller+0x310/0x310
[  608.274750]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  608.280281]  ? prepare_exit_to_usermode+0x291/0x3b0
[  608.285295]  ? page_fault+0x8/0x30
[  608.288835]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  608.293676]  ? page_fault+0x8/0x30
[  608.297215]  page_fault+0x1e/0x30
[  608.300659] RIP: 0033:0x45ddf3
[  608.303855] Code: Bad RIP value.
[  608.307286] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  608.312641] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  608.319899] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  608.327171] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  608.334432] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  608.341697] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  608.348979] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  608.348983] warn_alloc_show_mem: 1 callbacks suppressed
[  608.348989] Mem-Info:
[  608.355823] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  608.361182] active_anon:48059 inactive_anon:331 isolated_anon:0
[  608.361182]  active_file:11 inactive_file:12 isolated_file:0
[  608.361182]  unevictable:0 dirty:0 writeback:0 unstable:0
[  608.361182]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  608.361182]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  608.361182]  free:13684 free_pcp:349 free_cma:0
[  608.363552] Call Trace:
[  608.372924] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  608.405764]  dump_stack+0x244/0x39d
[  608.408319] 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
[  608.435975]  ? dump_stack_print_info.cold.1+0x20/0x20
[  608.439568] lowmem_reserve[]: 0 2818 6321 6321
[  608.465668]  warn_alloc.cold.116+0xb7/0x1bd
[  608.470816] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  608.475388]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  608.479676] lowmem_reserve[]: 0 0 3503 3503
[  608.507160]  ? lock_downgrade+0x900/0x900
[  608.511970] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  608.516283]  ? trace_hardirqs_off+0xb8/0x310
[  608.520396] lowmem_reserve[]: 0 0 0 0
[  608.549447]  ? trace_hardirqs_off+0xb8/0x310
[  608.553825] 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
[  608.557616]  __alloc_pages_slowpath+0x26e8/0x2e10
[  608.561988] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  608.575527]  ? warn_alloc+0x120/0x120
[  608.580314] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  608.595475]  ? warn_alloc+0x120/0x120
[  608.599250] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  608.613538]  ? warn_alloc+0x120/0x120
[  608.617310] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  608.626126]  ? print_usage_bug+0xc0/0xc0
[  608.629894] 403 total pagecache pages
[  608.638471]  ? print_usage_bug+0xc0/0xc0
[  608.642529] 0 pages in swap cache
[  608.646305]  ? print_usage_bug+0xc0/0xc0
[  608.650447] Swap cache stats: add 0, delete 0, find 0/0
[  608.653881]  ? kasan_check_read+0x11/0x20
[  608.657912] Free swap  = 0kB
[  608.663259]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  608.667377] Total swap = 0kB
[  608.670381]  ? rcu_softirq_qs+0x20/0x20
[  608.675629] 1965979 pages RAM
[  608.678632]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  608.682567] 0 pages HighMem/MovableOnly
[  608.682574] 342853 pages reserved
[  608.685761]  ? should_fail+0x22d/0xd01
[  608.691270] 0 pages cma reserved
[  608.695227]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  608.698705] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  608.702530]  ? __lock_acquire+0x62f/0x4c20
[  608.702547]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  608.702562]  ? __lock_acquire+0x62f/0x4c20
[  608.705949] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  608.710983]  ? should_fail+0x22d/0xd01
[  608.717445] syz-fuzzer cpuset=/ mems_allowed=0
[  608.721675]  ? mark_held_locks+0x130/0x130
[  608.753820]  ? mark_held_locks+0x130/0x130
[  608.758061]  ? zap_class+0x640/0x640
[  608.761776]  ? print_usage_bug+0xc0/0xc0
[  608.765838]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  608.771369]  ? check_preemption_disabled+0x48/0x280
[  608.776388]  ? __lock_is_held+0xb5/0x140
[  608.780449]  __alloc_pages_nodemask+0xa80/0xde0
[  608.785122]  ? zap_class+0x640/0x640
[  608.788848]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  608.793868]  ? find_held_lock+0x36/0x1c0
[  608.797929]  ? ____cache_alloc_node+0x1c7/0x1e0
[  608.802589]  ? lock_downgrade+0x900/0x900
[  608.806828]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  608.812377]  cache_grow_begin+0xa5/0x8c0
[  608.816434]  ? do_raw_spin_unlock+0xa7/0x330
[  608.820845]  fallback_alloc+0x204/0x2e0
[  608.824818]  ____cache_alloc_node+0x1c7/0x1e0
[  608.829313]  kmem_cache_alloc_node+0xe3/0x730
[  608.833799]  ? ipv6_get_ifaddr+0x42e/0x620
[  608.838038]  __alloc_skb+0x119/0x770
[  608.841745]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  608.847023]  ? netdev_alloc_frag+0x1f0/0x1f0
[  608.851424]  ? lock_downgrade+0x900/0x900
[  608.855573]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  608.861112]  ? refcount_sub_and_test_checked+0x203/0x310
[  608.866564]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  608.872007]  ? addrconf_rs_timer+0x690/0x690
[  608.876419]  ndisc_alloc_skb+0x144/0x340
[  608.880474]  ndisc_send_rs+0x331/0x6e0
[  608.884368]  addrconf_rs_timer+0x314/0x690
[  608.888605]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  608.892845]  call_timer_fn+0x272/0x920
[  608.896727]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  608.900960]  ? process_timeout+0x40/0x40
[  608.905021]  ? __run_timers+0x7da/0xc70
[  608.908992]  ? _raw_spin_unlock_irq+0x27/0x80
[  608.913473]  ? _raw_spin_unlock_irq+0x27/0x80
[  608.917965]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  608.922191]  ? lockdep_hardirqs_on+0x296/0x5b0
[  608.926770]  ? trace_hardirqs_on+0xbd/0x310
[  608.931177]  ? kasan_check_read+0x11/0x20
[  608.935318]  ? __run_timers+0x7da/0xc70
[  608.939285]  ? trace_hardirqs_off_caller+0x310/0x310
[  608.944387]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  608.948614]  __run_timers+0x7e5/0xc70
[  608.952415]  ? timer_fixup_init+0x70/0x70
[  608.956553]  ? _raw_spin_unlock_irq+0x27/0x80
[  608.961041]  ? _raw_spin_unlock_irq+0x27/0x80
[  608.965531]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  608.970109]  ? trace_hardirqs_on+0xbd/0x310
[  608.974417]  ? kasan_check_read+0x11/0x20
[  608.978556]  ? finish_task_switch+0x1f4/0x910
[  608.983043]  ? trace_hardirqs_off_caller+0x310/0x310
[  608.988227]  ? compat_start_thread+0x80/0x80
[  608.992653]  ? pvclock_read_flags+0x160/0x160
[  608.997140]  ? __switch_to_asm+0x34/0x70
[  609.001193]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  609.006725]  ? check_preemption_disabled+0x48/0x280
[  609.011752]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  609.017370]  ? rcu_pm_notify+0xc0/0xc0
[  609.021248]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  609.026792]  ? check_preemption_disabled+0x48/0x280
[  609.031809]  run_timer_softirq+0x52/0xb0
[  609.035861]  ? rcu_read_lock_sched_held+0x14f/0x180
[  609.040869]  __do_softirq+0x308/0xb7e
[  609.044672]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  609.049778]  ? schedule+0x108/0x460
[  609.053405]  ? trace_hardirqs_off+0xb8/0x310
[  609.057809]  ? smpboot_thread_fn+0x68b/0xa00
[  609.062211]  ? trace_hardirqs_on+0x310/0x310
[  609.066616]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  609.072173]  ? check_preemption_disabled+0x48/0x280
[  609.077188]  ? takeover_tasklets+0xa90/0xa90
[  609.081590]  run_ksoftirqd+0x5e/0x100
[  609.085381]  smpboot_thread_fn+0x68b/0xa00
[  609.089622]  ? sort_range+0x30/0x30
[  609.093240]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  609.098334]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  609.103866]  ? __kthread_parkme+0xfb/0x1a0
[  609.108099]  ? sort_range+0x30/0x30
[  609.111723]  kthread+0x35a/0x440
[  609.115087]  ? kthread_stop+0x900/0x900
[  609.119059]  ret_from_fork+0x3a/0x50
[  609.122782] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  609.122861] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  609.129792] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  609.136336] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  609.145593] Call Trace:
[  609.155882] ksoftirqd/0 cpuset=/ mems_allowed=0
[  609.158448]  <IRQ>
[  609.165246]  dump_stack+0x244/0x39d
[  609.168873]  ? dump_stack_print_info.cold.1+0x20/0x20
[  609.174067]  warn_alloc.cold.116+0xb7/0x1bd
[  609.178386]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  609.183228]  ? lock_downgrade+0x900/0x900
[  609.187384]  ? trace_hardirqs_off+0xb8/0x310
[  609.191795]  ? trace_hardirqs_off+0xb8/0x310
[  609.196208]  __alloc_pages_slowpath+0x26e8/0x2e10
[  609.201077]  ? warn_alloc+0x120/0x120
[  609.204875]  ? print_usage_bug+0xc0/0xc0
[  609.208943]  ? warn_alloc+0x120/0x120
[  609.212743]  ? warn_alloc+0x120/0x120
[  609.216540]  ? print_usage_bug+0xc0/0xc0
[  609.220599]  ? print_usage_bug+0xc0/0xc0
[  609.224658]  ? __lock_acquire+0x62f/0x4c20
[  609.228901]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  609.234432]  ? should_fail+0x22d/0xd01
[  609.238322]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  609.243422]  ? __lock_acquire+0x62f/0x4c20
[  609.247650]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  609.252745]  ? __lock_acquire+0x62f/0x4c20
[  609.256969]  ? should_fail+0x22d/0xd01
[  609.260847]  ? find_held_lock+0x36/0x1c0
[  609.264910]  ? mark_held_locks+0x130/0x130
[  609.269142]  ? mark_held_locks+0x130/0x130
[  609.273366]  ? zap_class+0x640/0x640
[  609.277068]  ? zap_class+0x640/0x640
[  609.280776]  ? print_usage_bug+0xc0/0xc0
[  609.284827]  ? do_raw_spin_unlock+0xa7/0x330
[  609.289231]  ? zap_class+0x640/0x640
[  609.292938]  ? print_usage_bug+0xc0/0xc0
[  609.296992]  ? wq_watchdog_touch+0x9c/0xfe
[  609.301230]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  609.306754]  ? check_preemption_disabled+0x48/0x280
[  609.311764]  ? __lock_is_held+0xb5/0x140
[  609.315821]  __alloc_pages_nodemask+0xa80/0xde0
[  609.320485]  ? zap_class+0x640/0x640
[  609.324198]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  609.329221]  ? find_held_lock+0x36/0x1c0
[  609.333286]  ? ____cache_alloc_node+0x1c7/0x1e0
[  609.337952]  ? lock_downgrade+0x900/0x900
[  609.342098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  609.347634]  cache_grow_begin+0xa5/0x8c0
[  609.351688]  ? do_raw_spin_unlock+0xa7/0x330
[  609.356093]  fallback_alloc+0x204/0x2e0
[  609.360076]  ____cache_alloc_node+0x1c7/0x1e0
[  609.364568]  kmem_cache_alloc_node+0xe3/0x730
[  609.369062]  ? ipv6_get_ifaddr+0x42e/0x620
[  609.373316]  __alloc_skb+0x119/0x770
[  609.377036]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  609.382311]  ? netdev_alloc_frag+0x1f0/0x1f0
[  609.386714]  ? lock_downgrade+0x900/0x900
[  609.390861]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  609.396393]  ? refcount_sub_and_test_checked+0x203/0x310
[  609.401848]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  609.407295]  ? addrconf_rs_timer+0x690/0x690
[  609.411709]  ndisc_alloc_skb+0x144/0x340
[  609.415773]  ndisc_send_rs+0x331/0x6e0
[  609.419660]  addrconf_rs_timer+0x314/0x690
[  609.423893]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  609.428125]  call_timer_fn+0x272/0x920
[  609.432001]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  609.436229]  ? process_timeout+0x40/0x40
[  609.440318]  ? mark_held_locks+0xc7/0x130
[  609.444478]  ? _raw_spin_unlock_irq+0x27/0x80
[  609.448965]  ? _raw_spin_unlock_irq+0x27/0x80
[  609.453459]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  609.457691]  ? lockdep_hardirqs_on+0x296/0x5b0
[  609.462269]  ? trace_hardirqs_on+0xbd/0x310
[  609.466589]  ? kasan_check_read+0x11/0x20
[  609.470729]  ? __run_timers+0x7da/0xc70
[  609.474699]  ? trace_hardirqs_off_caller+0x310/0x310
[  609.479797]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  609.484032]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  609.488257]  __run_timers+0x7e5/0xc70
[  609.492060]  ? timer_fixup_init+0x70/0x70
[  609.496208]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  609.501226]  ? zap_class+0x640/0x640
[  609.504939]  ? print_usage_bug+0xc0/0xc0
[  609.509005]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  609.514199]  ? find_held_lock+0x36/0x1c0
[  609.518262]  ? zap_class+0x640/0x640
[  609.521976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  609.527516]  ? check_preemption_disabled+0x48/0x280
[  609.532537]  ? __lock_is_held+0xb5/0x140
[  609.536597]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  609.542129]  ? check_preemption_disabled+0x48/0x280
[  609.547150]  run_timer_softirq+0x52/0xb0
[  609.551208]  ? rcu_read_lock_sched_held+0x14f/0x180
[  609.556219]  __do_softirq+0x308/0xb7e
[  609.560019]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  609.564507]  ? lock_downgrade+0x900/0x900
[  609.568659]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  609.573782]  ? pvclock_read_flags+0x160/0x160
[  609.578272]  ? lapic_next_event+0x5a/0x90
[  609.582417]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  609.587962]  ? kvm_clock_read+0x18/0x30
[  609.591933]  ? kvm_sched_clock_read+0x9/0x20
[  609.596336]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  609.601870]  ? check_preemption_disabled+0x48/0x280
[  609.606891]  irq_exit+0x17f/0x1c0
[  609.610338]  smp_apic_timer_interrupt+0x1cb/0x760
[  609.615173]  ? smp_reschedule_interrupt+0x109/0x650
[  609.620194]  ? smp_call_function_single_interrupt+0x650/0x650
[  609.626069]  ? interrupt_entry+0xb5/0xc0
[  609.630128]  ? trace_hardirqs_off_caller+0xbb/0x310
[  609.635144]  ? trace_hardirqs_off_caller+0xbb/0x310
[  609.640158]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  609.644998]  ? trace_hardirqs_on_caller+0x310/0x310
[  609.650007]  ? trace_hardirqs_on_caller+0x310/0x310
[  609.655017]  ? task_prio+0x50/0x50
[  609.658552]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  609.664082]  ? check_preemption_disabled+0x48/0x280
[  609.669100]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  609.673943]  apic_timer_interrupt+0xf/0x20
[  609.678169]  </IRQ>
[  609.680406] RIP: 0010:console_unlock+0x102f/0x1190
[  609.685382] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  609.704271] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  609.711971] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  609.719234] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  609.726496] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  609.733758] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  609.741019] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  609.748297]  ? netconsole_netdev_event+0x280/0x280
[  609.753232]  ? console_unlock+0x1026/0x1190
[  609.757566]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  609.762225]  ? vprintk_emit+0x846/0x990
[  609.766199]  ? lock_release+0xa00/0xa00
[  609.770183]  ? trace_hardirqs_on+0x70/0x310
[  609.774499]  ? vprintk_default+0x28/0x30
[  609.778554]  ? trace_hardirqs_off_caller+0x310/0x310
[  609.783656]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  609.789199]  vprintk_emit+0x391/0x990
[  609.793002]  ? wake_up_klogd+0x180/0x180
[  609.797062]  ? find_held_lock+0x11/0x1c0
[  609.801129]  ? mark_held_locks+0xc7/0x130
[  609.805275]  ? _raw_spin_unlock_irq+0x27/0x80
[  609.809762]  ? _raw_spin_unlock_irq+0x27/0x80
[  609.814255]  vprintk_default+0x28/0x30
[  609.818139]  vprintk_func+0x7e/0x181
[  609.821871]  printk+0xa7/0xcf
[  609.824983]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  609.829733]  ? _raw_spin_unlock_irq+0x60/0x80
[  609.834232]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  609.839513]  dump_header+0x7cc/0xf72
[  609.843233]  ? pagefault_out_of_memory+0x197/0x197
[  609.848165]  ? __lock_acquire+0x62f/0x4c20
[  609.852393]  ? percpu_ref_get_many+0x240/0x240
[  609.857485]  ? print_usage_bug+0xc0/0xc0
[  609.861548]  ? zap_class+0x640/0x640
[  609.865257]  ? print_usage_bug+0xc0/0xc0
[  609.869314]  ? zap_class+0x640/0x640
[  609.873025]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  609.878564]  ? find_held_lock+0x36/0x1c0
[  609.882631]  ? mark_held_locks+0xc7/0x130
[  609.886776]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  609.891876]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  609.896977]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  609.901558]  ? trace_hardirqs_on+0xbd/0x310
[  609.905874]  ? kasan_check_read+0x11/0x20
[  609.910019]  ? ___ratelimit+0x3b4/0x672
[  609.913989]  ? trace_hardirqs_off_caller+0x310/0x310
[  609.919086]  ? trace_hardirqs_on+0x310/0x310
[  609.923502]  ? lock_downgrade+0x900/0x900
[  609.927647]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  609.932748]  ? ___ratelimit+0x3b9/0x672
[  609.936717]  ? idr_get_free+0xf70/0xf70
[  609.940684]  ? kasan_check_read+0x11/0x20
[  609.944826]  ? do_raw_spin_unlock+0xa7/0x330
[  609.949241]  oom_kill_process.cold.27+0x10/0x903
[  609.953995]  ? zap_class+0x640/0x640
[  609.957710]  ? _raw_spin_unlock+0x2c/0x50
[  609.961854]  ? oom_badness+0xe6/0xaa0
[  609.965647]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  609.970572]  ? kasan_check_read+0x11/0x20
[  609.974714]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  609.979983]  ? oom_evaluate_task+0x540/0x540
[  609.984395]  ? find_held_lock+0x36/0x1c0
[  609.988461]  ? out_of_memory+0x974/0x1430
[  609.992606]  ? lock_downgrade+0x900/0x900
[  609.996755]  ? check_preemption_disabled+0x48/0x280
[  610.001767]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  610.006692]  ? kasan_check_read+0x11/0x20
[  610.010834]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  610.016107]  ? rcu_softirq_qs+0x20/0x20
[  610.020078]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  610.025607]  ? oom_evaluate_task+0x302/0x540
[  610.030012]  out_of_memory+0xa84/0x1430
[  610.033986]  ? oom_killer_disable+0x3a0/0x3a0
[  610.038479]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  610.043409]  ? __ww_mutex_check_waiters+0x160/0x160
[  610.048430]  __alloc_pages_slowpath+0x2354/0x2e10
[  610.053295]  ? warn_alloc+0x120/0x120
[  610.057096]  ? mark_held_locks+0x130/0x130
[  610.061332]  ? find_get_entry+0xaae/0x1120
[  610.065571]  ? filemap_map_pages+0x1a20/0x1a20
[  610.070158]  ? zap_class+0x640/0x640
[  610.073870]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  610.079409]  ? check_preemption_disabled+0x48/0x280
[  610.084418]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  610.089949]  ? should_fail+0x22d/0xd01
[  610.093835]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  610.098936]  ? zap_class+0x640/0x640
[  610.102667]  ? __lock_is_held+0xb5/0x140
[  610.106732]  ? mark_held_locks+0x130/0x130
[  610.110963]  ? lock_release+0xa00/0xa00
[  610.114931]  ? perf_trace_sched_process_exec+0x860/0x860
[  610.120385]  ? xa_load+0x2ba/0x460
[  610.123923]  ? lock_downgrade+0x900/0x900
[  610.128068]  ? __might_sleep+0x95/0x190
[  610.132052]  __alloc_pages_nodemask+0xa80/0xde0
[  610.136721]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  610.141731]  ? __page_cache_alloc+0x191/0x5c0
[  610.146217]  ? xa_load+0x2e1/0x460
[  610.149752]  ? xa_clear_mark+0x40/0x40
[  610.153635]  ? zap_class+0x640/0x640
[  610.157353]  ? zap_class+0x640/0x640
[  610.161064]  ? zap_class+0x640/0x640
[  610.164776]  ? __do_page_cache_readahead+0x663/0x810
[  610.169875]  ? find_held_lock+0x36/0x1c0
[  610.173933]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  610.179481]  alloc_pages_current+0x173/0x350
[  610.183890]  __page_cache_alloc+0x38c/0x5c0
[  610.188203]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  610.193125]  ? kasan_check_read+0x11/0x20
[  610.197272]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  610.202549]  ? generic_perform_write+0x6a0/0x6a0
[  610.207302]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  610.212834]  ? check_preemption_disabled+0x48/0x280
[  610.217864]  filemap_fault+0x1595/0x25f0
[  610.221930]  ? __lock_page_or_retry+0xa00/0xa00
[  610.226594]  ? mark_held_locks+0x130/0x130
[  610.230833]  ? filemap_map_pages+0xd6b/0x1a20
[  610.235324]  ? lock_downgrade+0x900/0x900
[  610.239465]  ? check_preemption_disabled+0x48/0x280
[  610.244479]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  610.249404]  ? kasan_check_read+0x11/0x20
[  610.253545]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  610.258818]  ? rcu_softirq_qs+0x20/0x20
[  610.262797]  ? filemap_map_pages+0xd92/0x1a20
[  610.267299]  ? find_get_entries_tag+0x1400/0x1400
[  610.272142]  ? debug_object_destroy+0x2b0/0x2b0
[  610.276811]  ? lock_pi_update_atomic+0x150/0x150
[  610.281561]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  610.287107]  ? lock_acquire+0x1ed/0x520
[  610.291080]  ? ext4_filemap_fault+0x7a/0xad
[  610.295402]  ? lock_release+0xa00/0xa00
[  610.299374]  ? perf_trace_sched_process_exec+0x860/0x860
[  610.304817]  ? print_usage_bug+0xc0/0xc0
[  610.308876]  ? print_usage_bug+0xc0/0xc0
[  610.312941]  ? down_read+0x8d/0x120
[  610.316560]  ? ext4_filemap_fault+0x7a/0xad
[  610.320878]  ? __down_interruptible+0x700/0x700
[  610.325555]  ext4_filemap_fault+0x82/0xad
[  610.329695]  __do_fault+0x100/0x6b0
[  610.333322]  ? pmd_devmap_trans_unstable+0x220/0x220
[  610.338426]  ? mark_held_locks+0x130/0x130
[  610.342659]  ? mark_held_locks+0x130/0x130
[  610.346896]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  610.352432]  __handle_mm_fault+0x3ea0/0x5be0
[  610.356834]  ? perf_trace_lock+0x7a0/0x7a0
[  610.361071]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  610.365928]  ? zap_class+0x640/0x640
[  610.369640]  ? zap_class+0x640/0x640
[  610.373364]  ? __x64_sys_futex+0x53e/0x6a0
[  610.377595]  ? find_held_lock+0x36/0x1c0
[  610.381658]  ? handle_mm_fault+0x42a/0xc70
[  610.385887]  ? lock_downgrade+0x900/0x900
[  610.390027]  ? check_preemption_disabled+0x48/0x280
[  610.395039]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  610.399962]  ? kasan_check_read+0x11/0x20
[  610.404114]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  610.409380]  ? rcu_softirq_qs+0x20/0x20
[  610.413345]  ? trace_hardirqs_off_caller+0x310/0x310
[  610.418450]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  610.423994]  ? check_preemption_disabled+0x48/0x280
[  610.429020]  handle_mm_fault+0x54f/0xc70
[  610.433077]  ? __handle_mm_fault+0x5be0/0x5be0
[  610.437660]  ? find_vma+0x34/0x190
[  610.441197]  __do_page_fault+0x5e8/0xe60
[  610.445257]  ? trace_hardirqs_off+0xb8/0x310
[  610.449656]  ? retint_kernel+0x2d/0x2d
[  610.453543]  do_page_fault+0xf2/0x7e0
[  610.457336]  ? vmalloc_sync_all+0x30/0x30
[  610.461478]  ? error_entry+0x70/0xd0
[  610.465184]  ? trace_hardirqs_off_caller+0xbb/0x310
[  610.470200]  ? trace_hardirqs_on_caller+0xc0/0x310
[  610.475119]  ? syscall_return_slowpath+0x5e0/0x5e0
[  610.480035]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  610.484872]  ? trace_hardirqs_on_caller+0x310/0x310
[  610.489879]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  610.495319]  ? prepare_exit_to_usermode+0x291/0x3b0
[  610.500348]  ? page_fault+0x8/0x30
[  610.503976]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  610.508808]  ? page_fault+0x8/0x30
[  610.512346]  page_fault+0x1e/0x30
[  610.515786] RIP: 0033:0x45ddf3
[  610.518982] Code: Bad RIP value.
[  610.522333] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  610.527706] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  610.534964] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  610.542224] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  610.549481] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  610.556742] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  610.564019] warn_alloc_show_mem: 1 callbacks suppressed
[  610.564029] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  610.564030] Mem-Info:
[  610.564059] active_anon:48059 inactive_anon:331 isolated_anon:0
[  610.564059]  active_file:11 inactive_file:12 isolated_file:0
[  610.564059]  unevictable:0 dirty:0 writeback:0 unstable:0
[  610.564059]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  610.564059]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  610.564059]  free:13684 free_pcp:349 free_cma:0
[  610.569392] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  610.576225] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  610.578614] Call Trace:
[  610.611466] 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
[  610.620808]  dump_stack+0x244/0x39d
[  610.648444] lowmem_reserve[]: 0 2818 6321 6321
[  610.651017]  ? dump_stack_print_info.cold.1+0x20/0x20
[  610.677094] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  610.680717]  warn_alloc.cold.116+0xb7/0x1bd
[  610.685256] lowmem_reserve[]: 0 0 3503 3503
[  610.685266] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  610.685285] lowmem_reserve[]: 0 0 0 0
[  610.685294] 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
[  610.690519]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  610.717976] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  610.722295]  ? lock_downgrade+0x900/0x900
[  610.726600] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  610.755660]  ? trace_hardirqs_off+0xb8/0x310
[  610.759431] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  610.772936]  ? trace_hardirqs_off+0xb8/0x310
[  610.777752] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  610.792906]  __alloc_pages_slowpath+0x26e8/0x2e10
[  610.797021] 403 total pagecache pages
[  610.811339]  ? warn_alloc+0x120/0x120
[  610.815703] 0 pages in swap cache
[  610.824514]  ? print_usage_bug+0xc0/0xc0
[  610.828894] Swap cache stats: add 0, delete 0, find 0/0
[  610.837536]  ? warn_alloc+0x120/0x120
[  610.842369] Free swap  = 0kB
[  610.846242]  ? warn_alloc+0x120/0x120
[  610.850009] Total swap = 0kB
[  610.853450]  ? print_usage_bug+0xc0/0xc0
[  610.857478] 1965979 pages RAM
[  610.862823]  ? print_usage_bug+0xc0/0xc0
[  610.866590] 0 pages HighMem/MovableOnly
[  610.869593]  ? __lock_acquire+0x62f/0x4c20
[  610.873364] 342853 pages reserved
[  610.876373]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  610.880400] 0 pages cma reserved
[  610.883492]  ? should_fail+0x22d/0xd01
[  610.887578] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  610.891485]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  610.895765] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  610.899131]  ? __lock_acquire+0x62f/0x4c20
[  610.904635] syz-fuzzer cpuset=/ mems_allowed=0
[  610.907993]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  610.947488]  ? __lock_acquire+0x62f/0x4c20
[  610.951718]  ? should_fail+0x22d/0xd01
[  610.955599]  ? find_held_lock+0x36/0x1c0
[  610.959659]  ? mark_held_locks+0x130/0x130
[  610.963896]  ? mark_held_locks+0x130/0x130
[  610.968122]  ? zap_class+0x640/0x640
[  610.971835]  ? mark_held_locks+0xc7/0x130
[  610.975972]  ? do_raw_spin_unlock+0xa7/0x330
[  610.980372]  ? zap_class+0x640/0x640
[  610.984098]  ? print_usage_bug+0xc0/0xc0
[  610.988158]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  610.993689]  ? check_preemption_disabled+0x48/0x280
[  610.998708]  ? __lock_is_held+0xb5/0x140
[  611.002770]  __alloc_pages_nodemask+0xa80/0xde0
[  611.007439]  ? zap_class+0x640/0x640
[  611.011148]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  611.016166]  ? find_held_lock+0x36/0x1c0
[  611.020231]  ? ____cache_alloc_node+0x1c7/0x1e0
[  611.024979]  ? lock_downgrade+0x900/0x900
[  611.029125]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  611.034658]  cache_grow_begin+0xa5/0x8c0
[  611.038706]  ? do_raw_spin_unlock+0xa7/0x330
[  611.043110]  fallback_alloc+0x204/0x2e0
[  611.047082]  ____cache_alloc_node+0x1c7/0x1e0
[  611.051578]  kmem_cache_alloc_node+0xe3/0x730
[  611.056066]  ? ipv6_get_ifaddr+0x42e/0x620
[  611.060310]  __alloc_skb+0x119/0x770
[  611.064013]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  611.069294]  ? netdev_alloc_frag+0x1f0/0x1f0
[  611.073694]  ? lock_downgrade+0x900/0x900
[  611.077841]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  611.083365]  ? refcount_sub_and_test_checked+0x203/0x310
[  611.088836]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  611.094278]  ? addrconf_rs_timer+0x690/0x690
[  611.098696]  ndisc_alloc_skb+0x144/0x340
[  611.102763]  ndisc_send_rs+0x331/0x6e0
[  611.106648]  addrconf_rs_timer+0x314/0x690
[  611.110878]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  611.115109]  call_timer_fn+0x272/0x920
[  611.118984]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  611.123227]  ? process_timeout+0x40/0x40
[  611.127319]  ? __run_timers+0x7da/0xc70
[  611.131292]  ? _raw_spin_unlock_irq+0x27/0x80
[  611.135787]  ? _raw_spin_unlock_irq+0x27/0x80
[  611.140268]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  611.144504]  ? lockdep_hardirqs_on+0x296/0x5b0
[  611.149078]  ? trace_hardirqs_on+0xbd/0x310
[  611.153390]  ? kasan_check_read+0x11/0x20
[  611.157528]  ? __run_timers+0x7da/0xc70
[  611.161497]  ? trace_hardirqs_off_caller+0x310/0x310
[  611.166592]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  611.170822]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  611.175046]  __run_timers+0x7e5/0xc70
[  611.178850]  ? timer_fixup_init+0x70/0x70
[  611.182989]  ? _raw_spin_unlock_irq+0x27/0x80
[  611.187477]  ? _raw_spin_unlock_irq+0x27/0x80
[  611.191967]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  611.196550]  ? trace_hardirqs_on+0xbd/0x310
[  611.200866]  ? kasan_check_read+0x11/0x20
[  611.205010]  ? finish_task_switch+0x1f4/0x910
[  611.209502]  ? trace_hardirqs_off_caller+0x310/0x310
[  611.214600]  ? compat_start_thread+0x80/0x80
[  611.219020]  ? pvclock_read_flags+0x160/0x160
[  611.223507]  ? __switch_to_asm+0x34/0x70
[  611.227563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  611.233091]  ? check_preemption_disabled+0x48/0x280
[  611.238109]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  611.243638]  ? rcu_pm_notify+0xc0/0xc0
[  611.247533]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  611.253068]  ? check_preemption_disabled+0x48/0x280
[  611.258075]  run_timer_softirq+0x52/0xb0
[  611.262122]  ? rcu_read_lock_sched_held+0x14f/0x180
[  611.267129]  __do_softirq+0x308/0xb7e
[  611.270936]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  611.276049]  ? schedule+0x108/0x460
[  611.279673]  ? trace_hardirqs_off+0xb8/0x310
[  611.284072]  ? smpboot_thread_fn+0x68b/0xa00
[  611.288477]  ? trace_hardirqs_on+0x310/0x310
[  611.292875]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  611.298405]  ? check_preemption_disabled+0x48/0x280
[  611.303414]  ? takeover_tasklets+0xa90/0xa90
[  611.307815]  run_ksoftirqd+0x5e/0x100
[  611.311609]  smpboot_thread_fn+0x68b/0xa00
[  611.315848]  ? sort_range+0x30/0x30
[  611.319470]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  611.324562]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  611.330089]  ? __kthread_parkme+0xfb/0x1a0
[  611.334318]  ? sort_range+0x30/0x30
[  611.337936]  kthread+0x35a/0x440
[  611.341298]  ? kthread_stop+0x900/0x900
[  611.345273]  ret_from_fork+0x3a/0x50
[  611.348994] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  611.349052] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  611.355995] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  611.356000] Call Trace:
[  611.356006]  <IRQ>
[  611.356023]  dump_stack+0x244/0x39d
[  611.356041]  ? dump_stack_print_info.cold.1+0x20/0x20
[  611.362570] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  611.371852]  warn_alloc.cold.116+0xb7/0x1bd
[  611.374400] ksoftirqd/0 cpuset=/ mems_allowed=0
[  611.376537]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  611.409450]  ? lock_downgrade+0x900/0x900
[  611.413607]  ? trace_hardirqs_off+0xb8/0x310
[  611.418028]  ? trace_hardirqs_off+0xb8/0x310
[  611.422445]  __alloc_pages_slowpath+0x26e8/0x2e10
[  611.427329]  ? warn_alloc+0x120/0x120
[  611.431143]  ? print_usage_bug+0xc0/0xc0
[  611.435218]  ? warn_alloc+0x120/0x120
[  611.439027]  ? warn_alloc+0x120/0x120
[  611.442824]  ? print_usage_bug+0xc0/0xc0
[  611.446879]  ? kvm_clock_read+0x18/0x30
[  611.450850]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  611.455859]  ? print_usage_bug+0xc0/0xc0
[  611.459914]  ? __lock_acquire+0x62f/0x4c20
[  611.464144]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  611.469673]  ? should_fail+0x22d/0xd01
[  611.473549]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  611.478988]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  611.484083]  ? __lock_acquire+0x62f/0x4c20
[  611.488340]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  611.493437]  ? __lock_acquire+0x62f/0x4c20
[  611.497666]  ? should_fail+0x22d/0xd01
[  611.501540]  ? rcu_irq_exit+0x1a2/0x390
[  611.505510]  ? mark_held_locks+0x130/0x130
[  611.509736]  ? mark_held_locks+0x130/0x130
[  611.513964]  ? mark_held_locks+0xc7/0x130
[  611.518106]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  611.523133]  ? zap_class+0x640/0x640
[  611.526840]  ? print_usage_bug+0xc0/0xc0
[  611.530898]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  611.536444]  ? check_preemption_disabled+0x48/0x280
[  611.541470]  ? __lock_is_held+0xb5/0x140
[  611.545523]  __alloc_pages_nodemask+0xa80/0xde0
[  611.550200]  ? zap_class+0x640/0x640
[  611.553912]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  611.558934]  ? find_held_lock+0x36/0x1c0
[  611.563015]  ? ____cache_alloc_node+0x1c7/0x1e0
[  611.567681]  ? lock_downgrade+0x900/0x900
[  611.571832]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  611.577371]  cache_grow_begin+0xa5/0x8c0
[  611.581433]  ? do_raw_spin_unlock+0xa7/0x330
[  611.585846]  fallback_alloc+0x204/0x2e0
[  611.589827]  ____cache_alloc_node+0x1c7/0x1e0
[  611.594323]  kmem_cache_alloc_node+0xe3/0x730
[  611.598841]  ? ipv6_get_ifaddr+0x42e/0x620
[  611.603096]  __alloc_skb+0x119/0x770
[  611.606828]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  611.612127]  ? netdev_alloc_frag+0x1f0/0x1f0
[  611.616536]  ? lock_downgrade+0x900/0x900
[  611.620690]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  611.626233]  ? refcount_sub_and_test_checked+0x203/0x310
[  611.631699]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  611.637155]  ? addrconf_rs_timer+0x690/0x690
[  611.641578]  ndisc_alloc_skb+0x144/0x340
[  611.645639]  ndisc_send_rs+0x331/0x6e0
[  611.649539]  addrconf_rs_timer+0x314/0x690
[  611.653775]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  611.658041]  call_timer_fn+0x272/0x920
[  611.661929]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  611.666166]  ? process_timeout+0x40/0x40
[  611.670228]  ? mark_held_locks+0xc7/0x130
[  611.674388]  ? _raw_spin_unlock_irq+0x27/0x80
[  611.678876]  ? _raw_spin_unlock_irq+0x27/0x80
[  611.683466]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  611.687927]  ? lockdep_hardirqs_on+0x296/0x5b0
[  611.692510]  ? trace_hardirqs_on+0xbd/0x310
[  611.696824]  ? kasan_check_read+0x11/0x20
[  611.700964]  ? __run_timers+0x7da/0xc70
[  611.704934]  ? trace_hardirqs_off_caller+0x310/0x310
[  611.710062]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  611.714295]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  611.718524]  __run_timers+0x7e5/0xc70
[  611.722324]  ? timer_fixup_init+0x70/0x70
[  611.726479]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  611.731487]  ? zap_class+0x640/0x640
[  611.735200]  ? print_usage_bug+0xc0/0xc0
[  611.739265]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  611.744455]  ? find_held_lock+0x36/0x1c0
[  611.748513]  ? zap_class+0x640/0x640
[  611.752233]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  611.757768]  ? check_preemption_disabled+0x48/0x280
[  611.762783]  ? __lock_is_held+0xb5/0x140
[  611.766850]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  611.772377]  ? check_preemption_disabled+0x48/0x280
[  611.777394]  run_timer_softirq+0x52/0xb0
[  611.781449]  ? rcu_read_lock_sched_held+0x14f/0x180
[  611.786461]  __do_softirq+0x308/0xb7e
[  611.790255]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  611.794739]  ? lock_downgrade+0x900/0x900
[  611.798880]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  611.803986]  ? pvclock_read_flags+0x160/0x160
[  611.808476]  ? lapic_next_event+0x5a/0x90
[  611.812619]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  611.818148]  ? kvm_clock_read+0x18/0x30
[  611.822112]  ? kvm_sched_clock_read+0x9/0x20
[  611.826510]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  611.832039]  ? check_preemption_disabled+0x48/0x280
[  611.837054]  irq_exit+0x17f/0x1c0
[  611.840497]  smp_apic_timer_interrupt+0x1cb/0x760
[  611.845424]  ? smp_reschedule_interrupt+0x109/0x650
[  611.850516]  ? smp_call_function_single_interrupt+0x650/0x650
[  611.856871]  ? interrupt_entry+0xb5/0xc0
[  611.860927]  ? trace_hardirqs_off_caller+0xbb/0x310
[  611.865935]  ? trace_hardirqs_off_caller+0xbb/0x310
[  611.870946]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  611.875779]  ? trace_hardirqs_on_caller+0x310/0x310
[  611.880781]  ? trace_hardirqs_on_caller+0x310/0x310
[  611.885785]  ? task_prio+0x50/0x50
[  611.889322]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  611.894849]  ? check_preemption_disabled+0x48/0x280
[  611.899876]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  611.905360]  apic_timer_interrupt+0xf/0x20
[  611.909576]  </IRQ>
[  611.911803] RIP: 0010:console_unlock+0x102f/0x1190
[  611.916720] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  611.935610] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  611.943307] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  611.950565] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  611.957916] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  611.965196] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  611.972465] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  611.979737]  ? netconsole_netdev_event+0x280/0x280
[  611.984663]  ? console_unlock+0x1026/0x1190
[  611.989003]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  611.993664]  ? vprintk_emit+0x846/0x990
[  611.997638]  ? lock_release+0xa00/0xa00
[  612.001608]  ? trace_hardirqs_on+0x70/0x310
[  612.005925]  ? vprintk_default+0x28/0x30
[  612.010083]  ? trace_hardirqs_off_caller+0x310/0x310
[  612.015178]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  612.020719]  vprintk_emit+0x391/0x990
[  612.024521]  ? wake_up_klogd+0x180/0x180
[  612.028715]  ? find_held_lock+0x11/0x1c0
[  612.032797]  ? mark_held_locks+0xc7/0x130
[  612.036949]  ? _raw_spin_unlock_irq+0x27/0x80
[  612.041545]  ? _raw_spin_unlock_irq+0x27/0x80
[  612.046039]  vprintk_default+0x28/0x30
[  612.049926]  vprintk_func+0x7e/0x181
[  612.053672]  printk+0xa7/0xcf
[  612.056774]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  612.061526]  ? _raw_spin_unlock_irq+0x60/0x80
[  612.066031]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  612.071323]  dump_header+0x7cc/0xf72
[  612.075151]  ? pagefault_out_of_memory+0x197/0x197
[  612.080081]  ? __lock_acquire+0x62f/0x4c20
[  612.084323]  ? percpu_ref_get_many+0x240/0x240
[  612.088906]  ? print_usage_bug+0xc0/0xc0
[  612.092974]  ? zap_class+0x640/0x640
[  612.096685]  ? print_usage_bug+0xc0/0xc0
[  612.100742]  ? zap_class+0x640/0x640
[  612.104465]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  612.110006]  ? find_held_lock+0x36/0x1c0
[  612.114072]  ? mark_held_locks+0xc7/0x130
[  612.118220]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  612.123309]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  612.128405]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  612.132983]  ? trace_hardirqs_on+0xbd/0x310
[  612.137298]  ? kasan_check_read+0x11/0x20
[  612.141435]  ? ___ratelimit+0x3b4/0x672
[  612.145401]  ? trace_hardirqs_off_caller+0x310/0x310
[  612.150493]  ? trace_hardirqs_on+0x310/0x310
[  612.154909]  ? lock_downgrade+0x900/0x900
[  612.159050]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  612.164143]  ? ___ratelimit+0x3b9/0x672
[  612.168108]  ? idr_get_free+0xf70/0xf70
[  612.172067]  ? kasan_check_read+0x11/0x20
[  612.176216]  ? do_raw_spin_unlock+0xa7/0x330
[  612.180622]  oom_kill_process.cold.27+0x10/0x903
[  612.185366]  ? zap_class+0x640/0x640
[  612.189070]  ? _raw_spin_unlock+0x2c/0x50
[  612.193216]  ? oom_badness+0xe6/0xaa0
[  612.197005]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  612.201923]  ? kasan_check_read+0x11/0x20
[  612.206065]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  612.211337]  ? oom_evaluate_task+0x540/0x540
[  612.215738]  ? find_held_lock+0x36/0x1c0
[  612.219793]  ? out_of_memory+0x974/0x1430
[  612.223928]  ? lock_downgrade+0x900/0x900
[  612.228065]  ? check_preemption_disabled+0x48/0x280
[  612.233070]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  612.237996]  ? kasan_check_read+0x11/0x20
[  612.242134]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  612.247405]  ? rcu_softirq_qs+0x20/0x20
[  612.251374]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  612.256901]  ? oom_evaluate_task+0x302/0x540
[  612.261306]  out_of_memory+0xa84/0x1430
[  612.265278]  ? oom_killer_disable+0x3a0/0x3a0
[  612.269767]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  612.274694]  ? __ww_mutex_check_waiters+0x160/0x160
[  612.279712]  __alloc_pages_slowpath+0x2354/0x2e10
[  612.284577]  ? warn_alloc+0x120/0x120
[  612.288367]  ? mark_held_locks+0x130/0x130
[  612.292600]  ? find_get_entry+0xaae/0x1120
[  612.296832]  ? filemap_map_pages+0x1a20/0x1a20
[  612.301408]  ? zap_class+0x640/0x640
[  612.305114]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  612.310643]  ? check_preemption_disabled+0x48/0x280
[  612.315655]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  612.321189]  ? should_fail+0x22d/0xd01
[  612.325072]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  612.330188]  ? zap_class+0x640/0x640
[  612.333913]  ? __lock_is_held+0xb5/0x140
[  612.337971]  ? mark_held_locks+0x130/0x130
[  612.342202]  ? lock_release+0xa00/0xa00
[  612.346164]  ? perf_trace_sched_process_exec+0x860/0x860
[  612.351611]  ? xa_load+0x2ba/0x460
[  612.355139]  ? lock_downgrade+0x900/0x900
[  612.359282]  ? __might_sleep+0x95/0x190
[  612.363247]  __alloc_pages_nodemask+0xa80/0xde0
[  612.367910]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  612.372940]  ? __page_cache_alloc+0x191/0x5c0
[  612.377423]  ? xa_load+0x2e1/0x460
[  612.380965]  ? xa_clear_mark+0x40/0x40
[  612.384840]  ? zap_class+0x640/0x640
[  612.388553]  ? zap_class+0x640/0x640
[  612.392267]  ? zap_class+0x640/0x640
[  612.395970]  ? __do_page_cache_readahead+0x663/0x810
[  612.401071]  ? find_held_lock+0x36/0x1c0
[  612.405131]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  612.410661]  alloc_pages_current+0x173/0x350
[  612.415065]  __page_cache_alloc+0x38c/0x5c0
[  612.419377]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  612.424296]  ? kasan_check_read+0x11/0x20
[  612.428431]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  612.433824]  ? generic_perform_write+0x6a0/0x6a0
[  612.438593]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  612.444134]  ? check_preemption_disabled+0x48/0x280
[  612.449149]  filemap_fault+0x1595/0x25f0
[  612.453216]  ? __lock_page_or_retry+0xa00/0xa00
[  612.457875]  ? mark_held_locks+0x130/0x130
[  612.462109]  ? filemap_map_pages+0xd6b/0x1a20
[  612.466598]  ? lock_downgrade+0x900/0x900
[  612.470737]  ? check_preemption_disabled+0x48/0x280
[  612.475750]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  612.480670]  ? kasan_check_read+0x11/0x20
[  612.484805]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  612.490075]  ? rcu_softirq_qs+0x20/0x20
[  612.494051]  ? filemap_map_pages+0xd92/0x1a20
[  612.498556]  ? find_get_entries_tag+0x1400/0x1400
[  612.503407]  ? debug_object_destroy+0x2b0/0x2b0
[  612.508067]  ? lock_pi_update_atomic+0x150/0x150
[  612.512816]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  612.518350]  ? lock_acquire+0x1ed/0x520
[  612.522315]  ? ext4_filemap_fault+0x7a/0xad
[  612.526630]  ? lock_release+0xa00/0xa00
[  612.530590]  ? perf_trace_sched_process_exec+0x860/0x860
[  612.536033]  ? print_usage_bug+0xc0/0xc0
[  612.540084]  ? print_usage_bug+0xc0/0xc0
[  612.544141]  ? down_read+0x8d/0x120
[  612.547758]  ? ext4_filemap_fault+0x7a/0xad
[  612.552111]  ? __down_interruptible+0x700/0x700
[  612.556775]  ext4_filemap_fault+0x82/0xad
[  612.560916]  __do_fault+0x100/0x6b0
[  612.564536]  ? pmd_devmap_trans_unstable+0x220/0x220
[  612.569633]  ? mark_held_locks+0x130/0x130
[  612.573860]  ? mark_held_locks+0x130/0x130
[  612.578092]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  612.583619]  __handle_mm_fault+0x3ea0/0x5be0
[  612.588013]  ? perf_trace_lock+0x7a0/0x7a0
[  612.592263]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  612.597114]  ? zap_class+0x640/0x640
[  612.600816]  ? zap_class+0x640/0x640
[  612.604521]  ? __x64_sys_futex+0x53e/0x6a0
[  612.608756]  ? find_held_lock+0x36/0x1c0
[  612.612806]  ? handle_mm_fault+0x42a/0xc70
[  612.617030]  ? lock_downgrade+0x900/0x900
[  612.621173]  ? check_preemption_disabled+0x48/0x280
[  612.626178]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  612.631093]  ? kasan_check_read+0x11/0x20
[  612.635230]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  612.640494]  ? rcu_softirq_qs+0x20/0x20
[  612.644456]  ? trace_hardirqs_off_caller+0x310/0x310
[  612.649544]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  612.655067]  ? check_preemption_disabled+0x48/0x280
[  612.660076]  handle_mm_fault+0x54f/0xc70
[  612.664126]  ? __handle_mm_fault+0x5be0/0x5be0
[  612.668702]  ? find_vma+0x34/0x190
[  612.672241]  __do_page_fault+0x5e8/0xe60
[  612.676290]  ? trace_hardirqs_off+0xb8/0x310
[  612.680680]  ? retint_kernel+0x2d/0x2d
[  612.684561]  do_page_fault+0xf2/0x7e0
[  612.688351]  ? vmalloc_sync_all+0x30/0x30
[  612.692486]  ? error_entry+0x70/0xd0
[  612.696184]  ? trace_hardirqs_off_caller+0xbb/0x310
[  612.701184]  ? trace_hardirqs_on_caller+0xc0/0x310
[  612.706103]  ? syscall_return_slowpath+0x5e0/0x5e0
[  612.711017]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  612.715848]  ? trace_hardirqs_on_caller+0x310/0x310
[  612.720847]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  612.726385]  ? prepare_exit_to_usermode+0x291/0x3b0
[  612.731391]  ? page_fault+0x8/0x30
[  612.734926]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  612.739762]  ? page_fault+0x8/0x30
[  612.743290]  page_fault+0x1e/0x30
[  612.746737] RIP: 0033:0x45ddf3
[  612.749931] Code: Bad RIP value.
[  612.753278] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  612.758626] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  612.765881] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  612.773148] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  612.780402] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  612.787654] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  612.794925] warn_alloc_show_mem: 1 callbacks suppressed
[  612.794933] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  612.794934] Mem-Info:
[  612.794962] active_anon:48059 inactive_anon:331 isolated_anon:0
[  612.794962]  active_file:11 inactive_file:12 isolated_file:0
[  612.794962]  unevictable:0 dirty:0 writeback:0 unstable:0
[  612.794962]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  612.794962]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  612.794962]  free:13684 free_pcp:349 free_cma:0
[  612.800305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  612.807134] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  612.809515] Call Trace:
[  612.842361] 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
[  612.851702]  dump_stack+0x244/0x39d
[  612.879331] lowmem_reserve[]: 0 2818 6321 6321
[  612.881911]  ? dump_stack_print_info.cold.1+0x20/0x20
[  612.907979] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  612.911609]  warn_alloc.cold.116+0xb7/0x1bd
[  612.916150] lowmem_reserve[]: 0 0 3503 3503
[  612.921324]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  612.948875] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  612.953177]  ? lock_downgrade+0x900/0x900
[  612.957463] lowmem_reserve[]: 0 0 0 0
[  612.962287]  ? trace_hardirqs_off+0xb8/0x310
[  612.991307] 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
[  612.995438]  ? trace_hardirqs_off+0xb8/0x310
[  612.999202] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  613.003605]  __alloc_pages_slowpath+0x26e8/0x2e10
[  613.017087] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  613.021497]  ? warn_alloc+0x120/0x120
[  613.036620] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  613.041435]  ? print_usage_bug+0xc0/0xc0
[  613.055708] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  613.059483]  ? warn_alloc+0x120/0x120
[  613.068287] 403 total pagecache pages
[  613.072328]  ? warn_alloc+0x120/0x120
[  613.080876] 0 pages in swap cache
[  613.084646]  ? print_usage_bug+0xc0/0xc0
[  613.088411] Swap cache stats: add 0, delete 0, find 0/0
[  613.092185]  ? print_usage_bug+0xc0/0xc0
[  613.095601] Free swap  = 0kB
[  613.099638]  ? __lock_acquire+0x62f/0x4c20
[  613.104973] Total swap = 0kB
[  613.109015]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  613.111998] 1965979 pages RAM
[  613.116221]  ? should_fail+0x22d/0xd01
[  613.119206] 0 pages HighMem/MovableOnly
[  613.124726]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  613.127796] 342853 pages reserved
[  613.131666]  ? __lock_acquire+0x62f/0x4c20
[  613.135611] 0 pages cma reserved
[  613.140698]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  613.144185] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  613.148335]  ? __lock_acquire+0x62f/0x4c20
[  613.148347]  ? should_fail+0x22d/0xd01
[  613.151777] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  613.156759]  ? find_held_lock+0x36/0x1c0
[  613.163220] syz-fuzzer cpuset=/ mems_allowed=0
[  613.167527]  ? mark_held_locks+0x130/0x130
[  613.194495]  ? mark_held_locks+0x130/0x130
[  613.198715]  ? zap_class+0x640/0x640
[  613.202420]  ? mark_held_locks+0xc7/0x130
[  613.206554]  ? do_raw_spin_unlock+0xa7/0x330
[  613.210947]  ? zap_class+0x640/0x640
[  613.214658]  ? print_usage_bug+0xc0/0xc0
[  613.218714]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  613.224236]  ? check_preemption_disabled+0x48/0x280
[  613.229245]  ? __lock_is_held+0xb5/0x140
[  613.233302]  __alloc_pages_nodemask+0xa80/0xde0
[  613.237962]  ? zap_class+0x640/0x640
[  613.241672]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  613.246683]  ? find_held_lock+0x36/0x1c0
[  613.250742]  ? ____cache_alloc_node+0x1c7/0x1e0
[  613.255400]  ? lock_downgrade+0x900/0x900
[  613.259540]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  613.265068]  cache_grow_begin+0xa5/0x8c0
[  613.269121]  ? do_raw_spin_unlock+0xa7/0x330
[  613.273541]  fallback_alloc+0x204/0x2e0
[  613.277507]  ____cache_alloc_node+0x1c7/0x1e0
[  613.281992]  kmem_cache_alloc_node+0xe3/0x730
[  613.286473]  ? ipv6_get_ifaddr+0x42e/0x620
[  613.290703]  __alloc_skb+0x119/0x770
[  613.294401]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  613.299665]  ? netdev_alloc_frag+0x1f0/0x1f0
[  613.304060]  ? lock_downgrade+0x900/0x900
[  613.308206]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  613.313727]  ? refcount_sub_and_test_checked+0x203/0x310
[  613.319165]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  613.324606]  ? addrconf_rs_timer+0x690/0x690
[  613.329034]  ndisc_alloc_skb+0x144/0x340
[  613.333104]  ndisc_send_rs+0x331/0x6e0
[  613.336984]  addrconf_rs_timer+0x314/0x690
[  613.341220]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  613.345451]  call_timer_fn+0x272/0x920
[  613.349323]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  613.353548]  ? process_timeout+0x40/0x40
[  613.357606]  ? __run_timers+0x7da/0xc70
[  613.361570]  ? _raw_spin_unlock_irq+0x27/0x80
[  613.366153]  ? _raw_spin_unlock_irq+0x27/0x80
[  613.370641]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  613.374864]  ? lockdep_hardirqs_on+0x296/0x5b0
[  613.379443]  ? trace_hardirqs_on+0xbd/0x310
[  613.383759]  ? kasan_check_read+0x11/0x20
[  613.387893]  ? __run_timers+0x7da/0xc70
[  613.391853]  ? trace_hardirqs_off_caller+0x310/0x310
[  613.396944]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  613.401178]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  613.405398]  __run_timers+0x7e5/0xc70
[  613.409189]  ? timer_fixup_init+0x70/0x70
[  613.413322]  ? _raw_spin_unlock_irq+0x27/0x80
[  613.417811]  ? _raw_spin_unlock_irq+0x27/0x80
[  613.422296]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  613.426871]  ? trace_hardirqs_on+0xbd/0x310
[  613.431178]  ? kasan_check_read+0x11/0x20
[  613.435324]  ? finish_task_switch+0x1f4/0x910
[  613.439813]  ? trace_hardirqs_off_caller+0x310/0x310
[  613.444902]  ? compat_start_thread+0x80/0x80
[  613.449315]  ? pvclock_read_flags+0x160/0x160
[  613.453799]  ? __switch_to_asm+0x34/0x70
[  613.457847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  613.463371]  ? check_preemption_disabled+0x48/0x280
[  613.468383]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  613.473905]  ? rcu_pm_notify+0xc0/0xc0
[  613.477786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  613.483311]  ? check_preemption_disabled+0x48/0x280
[  613.488340]  run_timer_softirq+0x52/0xb0
[  613.492397]  ? rcu_read_lock_sched_held+0x14f/0x180
[  613.497409]  __do_softirq+0x308/0xb7e
[  613.501214]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  613.506316]  ? schedule+0x108/0x460
[  613.509953]  ? trace_hardirqs_off+0xb8/0x310
[  613.514357]  ? smpboot_thread_fn+0x68b/0xa00
[  613.518763]  ? trace_hardirqs_on+0x310/0x310
[  613.523168]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  613.528700]  ? check_preemption_disabled+0x48/0x280
[  613.533709]  ? takeover_tasklets+0xa90/0xa90
[  613.538110]  run_ksoftirqd+0x5e/0x100
[  613.541905]  smpboot_thread_fn+0x68b/0xa00
[  613.546139]  ? sort_range+0x30/0x30
[  613.549759]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  613.554855]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  613.560385]  ? __kthread_parkme+0xfb/0x1a0
[  613.564615]  ? sort_range+0x30/0x30
[  613.568239]  kthread+0x35a/0x440
[  613.571601]  ? kthread_stop+0x900/0x900
[  613.575569]  ret_from_fork+0x3a/0x50
[  613.579295] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  613.579362] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  613.586295] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  613.586300] Call Trace:
[  613.586306]  <IRQ>
[  613.586321]  dump_stack+0x244/0x39d
[  613.586339]  ? dump_stack_print_info.cold.1+0x20/0x20
[  613.592859] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  613.602151]  warn_alloc.cold.116+0xb7/0x1bd
[  613.604698] ksoftirqd/0 cpuset=/ mems_allowed=0
[  613.606834]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  613.639673]  ? lock_downgrade+0x900/0x900
[  613.643823]  ? trace_hardirqs_off+0xb8/0x310
[  613.648224]  ? trace_hardirqs_off+0xb8/0x310
[  613.652624]  __alloc_pages_slowpath+0x26e8/0x2e10
[  613.657491]  ? warn_alloc+0x120/0x120
[  613.661284]  ? print_usage_bug+0xc0/0xc0
[  613.665339]  ? warn_alloc+0x120/0x120
[  613.669130]  ? warn_alloc+0x120/0x120
[  613.672921]  ? print_usage_bug+0xc0/0xc0
[  613.676980]  ? print_usage_bug+0xc0/0xc0
[  613.681032]  ? __lock_acquire+0x62f/0x4c20
[  613.685464]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  613.690994]  ? should_fail+0x22d/0xd01
[  613.694876]  ? __lock_acquire+0x62f/0x4c20
[  613.699106]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  613.704202]  ? __lock_acquire+0x62f/0x4c20
[  613.708439]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  613.713530]  ? __lock_acquire+0x62f/0x4c20
[  613.717756]  ? should_fail+0x22d/0xd01
[  613.721643]  ? mark_held_locks+0x130/0x130
[  613.725871]  ? mark_held_locks+0x130/0x130
[  613.730094]  ? zap_class+0x640/0x640
[  613.733807]  ? zap_class+0x640/0x640
[  613.737508]  ? print_usage_bug+0xc0/0xc0
[  613.741560]  ? wq_watchdog_touch+0x9c/0xfe
[  613.745782]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  613.751308]  ? check_preemption_disabled+0x48/0x280
[  613.756321]  ? __lock_is_held+0xb5/0x140
[  613.760372]  __alloc_pages_nodemask+0xa80/0xde0
[  613.765027]  ? zap_class+0x640/0x640
[  613.768736]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  613.773749]  ? find_held_lock+0x36/0x1c0
[  613.777807]  ? ____cache_alloc_node+0x1c7/0x1e0
[  613.782463]  ? lock_downgrade+0x900/0x900
[  613.786605]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  613.792135]  cache_grow_begin+0xa5/0x8c0
[  613.796281]  ? do_raw_spin_unlock+0xa7/0x330
[  613.800694]  fallback_alloc+0x204/0x2e0
[  613.804662]  ____cache_alloc_node+0x1c7/0x1e0
[  613.809149]  kmem_cache_alloc_node+0xe3/0x730
[  613.813635]  ? ipv6_get_ifaddr+0x42e/0x620
[  613.817872]  __alloc_skb+0x119/0x770
[  613.821578]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  613.826847]  ? netdev_alloc_frag+0x1f0/0x1f0
[  613.831243]  ? lock_downgrade+0x900/0x900
[  613.835388]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  613.840915]  ? refcount_sub_and_test_checked+0x203/0x310
[  613.846355]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  613.851799]  ? addrconf_rs_timer+0x690/0x690
[  613.856687]  ndisc_alloc_skb+0x144/0x340
[  613.860738]  ndisc_send_rs+0x331/0x6e0
[  613.864646]  addrconf_rs_timer+0x314/0x690
[  613.868869]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  613.873099]  call_timer_fn+0x272/0x920
[  613.876973]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  613.881198]  ? process_timeout+0x40/0x40
[  613.885251]  ? mark_held_locks+0xc7/0x130
[  613.889396]  ? _raw_spin_unlock_irq+0x27/0x80
[  613.893876]  ? _raw_spin_unlock_irq+0x27/0x80
[  613.898362]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  613.902586]  ? lockdep_hardirqs_on+0x296/0x5b0
[  613.907159]  ? trace_hardirqs_on+0xbd/0x310
[  613.911468]  ? kasan_check_read+0x11/0x20
[  613.915612]  ? __run_timers+0x7da/0xc70
[  613.919580]  ? trace_hardirqs_off_caller+0x310/0x310
[  613.924686]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  613.928906]  __run_timers+0x7e5/0xc70
[  613.932702]  ? timer_fixup_init+0x70/0x70
[  613.936842]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  613.941855]  ? zap_class+0x640/0x640
[  613.945563]  ? print_usage_bug+0xc0/0xc0
[  613.949616]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  613.954814]  ? find_held_lock+0x36/0x1c0
[  613.958868]  ? zap_class+0x640/0x640
[  613.962575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  613.968109]  ? check_preemption_disabled+0x48/0x280
[  613.973125]  ? __lock_is_held+0xb5/0x140
[  613.977176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  613.982699]  ? check_preemption_disabled+0x48/0x280
[  613.987706]  run_timer_softirq+0x52/0xb0
[  613.991751]  ? rcu_read_lock_sched_held+0x14f/0x180
[  613.996756]  __do_softirq+0x308/0xb7e
[  614.000548]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  614.005034]  ? lock_downgrade+0x900/0x900
[  614.009172]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  614.014271]  ? pvclock_read_flags+0x160/0x160
[  614.018757]  ? lapic_next_event+0x5a/0x90
[  614.022897]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  614.028423]  ? kvm_clock_read+0x18/0x30
[  614.032391]  ? kvm_sched_clock_read+0x9/0x20
[  614.036789]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  614.042316]  ? check_preemption_disabled+0x48/0x280
[  614.047327]  irq_exit+0x17f/0x1c0
[  614.050786]  smp_apic_timer_interrupt+0x1cb/0x760
[  614.055615]  ? smp_reschedule_interrupt+0x109/0x650
[  614.060617]  ? smp_call_function_single_interrupt+0x650/0x650
[  614.066488]  ? interrupt_entry+0xb5/0xc0
[  614.070537]  ? trace_hardirqs_off_caller+0xbb/0x310
[  614.075543]  ? trace_hardirqs_off_caller+0xbb/0x310
[  614.080546]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  614.085376]  ? trace_hardirqs_on_caller+0x310/0x310
[  614.090382]  ? trace_hardirqs_on_caller+0x310/0x310
[  614.095385]  ? task_prio+0x50/0x50
[  614.098914]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  614.104438]  ? check_preemption_disabled+0x48/0x280
[  614.109445]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  614.114281]  apic_timer_interrupt+0xf/0x20
[  614.118497]  </IRQ>
[  614.120740] RIP: 0010:console_unlock+0x102f/0x1190
[  614.125659] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  614.144543] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  614.152236] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  614.159492] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  614.166745] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  614.174030] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  614.181290] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  614.188552]  ? netconsole_netdev_event+0x280/0x280
[  614.193474]  ? console_unlock+0x1026/0x1190
[  614.197806]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  614.202459]  ? vprintk_emit+0x846/0x990
[  614.206424]  ? lock_release+0xa00/0xa00
[  614.210390]  ? trace_hardirqs_on+0x70/0x310
[  614.214702]  ? vprintk_default+0x28/0x30
[  614.218773]  ? trace_hardirqs_off_caller+0x310/0x310
[  614.223954]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  614.229482]  vprintk_emit+0x391/0x990
[  614.233277]  ? wake_up_klogd+0x180/0x180
[  614.237331]  ? find_held_lock+0x11/0x1c0
[  614.241390]  ? mark_held_locks+0xc7/0x130
[  614.245532]  ? _raw_spin_unlock_irq+0x27/0x80
[  614.250021]  ? _raw_spin_unlock_irq+0x27/0x80
[  614.254511]  vprintk_default+0x28/0x30
[  614.258390]  vprintk_func+0x7e/0x181
[  614.262095]  printk+0xa7/0xcf
[  614.265190]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  614.269940]  ? _raw_spin_unlock_irq+0x60/0x80
[  614.274437]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  614.279712]  dump_header+0x7cc/0xf72
[  614.283428]  ? pagefault_out_of_memory+0x197/0x197
[  614.288353]  ? __lock_acquire+0x62f/0x4c20
[  614.292575]  ? percpu_ref_get_many+0x240/0x240
[  614.297148]  ? print_usage_bug+0xc0/0xc0
[  614.301208]  ? zap_class+0x640/0x640
[  614.304915]  ? print_usage_bug+0xc0/0xc0
[  614.308969]  ? zap_class+0x640/0x640
[  614.312678]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  614.318210]  ? find_held_lock+0x36/0x1c0
[  614.322267]  ? mark_held_locks+0xc7/0x130
[  614.326404]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  614.331505]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  614.336612]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  614.341189]  ? trace_hardirqs_on+0xbd/0x310
[  614.345500]  ? kasan_check_read+0x11/0x20
[  614.349638]  ? ___ratelimit+0x3b4/0x672
[  614.353606]  ? trace_hardirqs_off_caller+0x310/0x310
[  614.358703]  ? trace_hardirqs_on+0x310/0x310
[  614.363105]  ? lock_downgrade+0x900/0x900
[  614.367251]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  614.372365]  ? ___ratelimit+0x3b9/0x672
[  614.376333]  ? idr_get_free+0xf70/0xf70
[  614.380298]  ? kasan_check_read+0x11/0x20
[  614.384445]  ? do_raw_spin_unlock+0xa7/0x330
[  614.388854]  oom_kill_process.cold.27+0x10/0x903
[  614.393607]  ? zap_class+0x640/0x640
[  614.397314]  ? _raw_spin_unlock+0x2c/0x50
[  614.401460]  ? oom_badness+0xe6/0xaa0
[  614.405257]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  614.410188]  ? kasan_check_read+0x11/0x20
[  614.414338]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  614.419607]  ? oom_evaluate_task+0x540/0x540
[  614.424011]  ? find_held_lock+0x36/0x1c0
[  614.428072]  ? out_of_memory+0x974/0x1430
[  614.432390]  ? lock_downgrade+0x900/0x900
[  614.436536]  ? check_preemption_disabled+0x48/0x280
[  614.441547]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  614.446469]  ? kasan_check_read+0x11/0x20
[  614.450611]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  614.455878]  ? rcu_softirq_qs+0x20/0x20
[  614.459845]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  614.465466]  ? oom_evaluate_task+0x302/0x540
[  614.469864]  out_of_memory+0xa84/0x1430
[  614.473833]  ? oom_killer_disable+0x3a0/0x3a0
[  614.478314]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  614.483235]  ? __ww_mutex_check_waiters+0x160/0x160
[  614.488249]  __alloc_pages_slowpath+0x2354/0x2e10
[  614.493123]  ? warn_alloc+0x120/0x120
[  614.496907]  ? mark_held_locks+0x130/0x130
[  614.501135]  ? find_get_entry+0xaae/0x1120
[  614.505367]  ? filemap_map_pages+0x1a20/0x1a20
[  614.509943]  ? zap_class+0x640/0x640
[  614.513652]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  614.519180]  ? check_preemption_disabled+0x48/0x280
[  614.524186]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  614.529711]  ? should_fail+0x22d/0xd01
[  614.533590]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  614.538678]  ? zap_class+0x640/0x640
[  614.542401]  ? __lock_is_held+0xb5/0x140
[  614.546461]  ? mark_held_locks+0x130/0x130
[  614.550686]  ? lock_release+0xa00/0xa00
[  614.554649]  ? perf_trace_sched_process_exec+0x860/0x860
[  614.560115]  ? xa_load+0x2ba/0x460
[  614.563645]  ? lock_downgrade+0x900/0x900
[  614.567788]  ? __might_sleep+0x95/0x190
[  614.571756]  __alloc_pages_nodemask+0xa80/0xde0
[  614.576418]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  614.581419]  ? __page_cache_alloc+0x191/0x5c0
[  614.585895]  ? xa_load+0x2e1/0x460
[  614.589423]  ? xa_clear_mark+0x40/0x40
[  614.593299]  ? zap_class+0x640/0x640
[  614.597010]  ? zap_class+0x640/0x640
[  614.600712]  ? zap_class+0x640/0x640
[  614.604419]  ? __do_page_cache_readahead+0x663/0x810
[  614.609512]  ? find_held_lock+0x36/0x1c0
[  614.613566]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  614.619113]  alloc_pages_current+0x173/0x350
[  614.623517]  __page_cache_alloc+0x38c/0x5c0
[  614.627825]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  614.632740]  ? kasan_check_read+0x11/0x20
[  614.636879]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  614.642146]  ? generic_perform_write+0x6a0/0x6a0
[  614.646886]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  614.652408]  ? check_preemption_disabled+0x48/0x280
[  614.657419]  filemap_fault+0x1595/0x25f0
[  614.661478]  ? __lock_page_or_retry+0xa00/0xa00
[  614.666143]  ? mark_held_locks+0x130/0x130
[  614.670371]  ? filemap_map_pages+0xd6b/0x1a20
[  614.674851]  ? lock_downgrade+0x900/0x900
[  614.678988]  ? check_preemption_disabled+0x48/0x280
[  614.684001]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  614.688917]  ? kasan_check_read+0x11/0x20
[  614.693056]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  614.698322]  ? rcu_softirq_qs+0x20/0x20
[  614.702299]  ? filemap_map_pages+0xd92/0x1a20
[  614.706793]  ? find_get_entries_tag+0x1400/0x1400
[  614.711622]  ? debug_object_destroy+0x2b0/0x2b0
[  614.716280]  ? lock_pi_update_atomic+0x150/0x150
[  614.721025]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  614.726568]  ? lock_acquire+0x1ed/0x520
[  614.730526]  ? ext4_filemap_fault+0x7a/0xad
[  614.734848]  ? lock_release+0xa00/0xa00
[  614.738814]  ? perf_trace_sched_process_exec+0x860/0x860
[  614.744257]  ? print_usage_bug+0xc0/0xc0
[  614.748309]  ? print_usage_bug+0xc0/0xc0
[  614.752368]  ? down_read+0x8d/0x120
[  614.755981]  ? ext4_filemap_fault+0x7a/0xad
[  614.760295]  ? __down_interruptible+0x700/0x700
[  614.764965]  ext4_filemap_fault+0x82/0xad
[  614.769096]  __do_fault+0x100/0x6b0
[  614.772716]  ? pmd_devmap_trans_unstable+0x220/0x220
[  614.777811]  ? mark_held_locks+0x130/0x130
[  614.782053]  ? mark_held_locks+0x130/0x130
[  614.786285]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  614.791812]  __handle_mm_fault+0x3ea0/0x5be0
[  614.796205]  ? perf_trace_lock+0x7a0/0x7a0
[  614.800445]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  614.805296]  ? zap_class+0x640/0x640
[  614.809001]  ? zap_class+0x640/0x640
[  614.812703]  ? __x64_sys_futex+0x53e/0x6a0
[  614.816928]  ? find_held_lock+0x36/0x1c0
[  614.820989]  ? handle_mm_fault+0x42a/0xc70
[  614.825215]  ? lock_downgrade+0x900/0x900
[  614.829354]  ? check_preemption_disabled+0x48/0x280
[  614.834357]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  614.839270]  ? kasan_check_read+0x11/0x20
[  614.843403]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  614.848669]  ? rcu_softirq_qs+0x20/0x20
[  614.852630]  ? trace_hardirqs_off_caller+0x310/0x310
[  614.857720]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  614.863242]  ? check_preemption_disabled+0x48/0x280
[  614.868252]  handle_mm_fault+0x54f/0xc70
[  614.872304]  ? __handle_mm_fault+0x5be0/0x5be0
[  614.876874]  ? find_vma+0x34/0x190
[  614.880402]  __do_page_fault+0x5e8/0xe60
[  614.884449]  ? trace_hardirqs_off+0xb8/0x310
[  614.888840]  ? retint_kernel+0x2d/0x2d
[  614.892732]  do_page_fault+0xf2/0x7e0
[  614.896518]  ? vmalloc_sync_all+0x30/0x30
[  614.900652]  ? error_entry+0x70/0xd0
[  614.904356]  ? trace_hardirqs_off_caller+0xbb/0x310
[  614.909356]  ? trace_hardirqs_on_caller+0xc0/0x310
[  614.914272]  ? syscall_return_slowpath+0x5e0/0x5e0
[  614.919188]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  614.924018]  ? trace_hardirqs_on_caller+0x310/0x310
[  614.929020]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  614.934457]  ? prepare_exit_to_usermode+0x291/0x3b0
[  614.939457]  ? page_fault+0x8/0x30
[  614.943080]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  614.947913]  ? page_fault+0x8/0x30
[  614.951460]  page_fault+0x1e/0x30
[  614.954916] RIP: 0033:0x45ddf3
[  614.958109] Code: Bad RIP value.
[  614.961459] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  614.966806] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  614.974057] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  614.981316] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  614.988575] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  614.995829] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  615.003105] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  615.003109] warn_alloc_show_mem: 1 callbacks suppressed
[  615.003114] Mem-Info:
[  615.009944] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  615.015295] active_anon:48059 inactive_anon:331 isolated_anon:0
[  615.015295]  active_file:11 inactive_file:12 isolated_file:0
[  615.015295]  unevictable:0 dirty:0 writeback:0 unstable:0
[  615.015295]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  615.015295]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  615.015295]  free:13684 free_pcp:349 free_cma:0
[  615.017659] Call Trace:
[  615.027025] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  615.059862]  dump_stack+0x244/0x39d
[  615.062409] 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
[  615.090059]  ? dump_stack_print_info.cold.1+0x20/0x20
[  615.093648] lowmem_reserve[]: 0 2818 6321 6321
[  615.119743]  warn_alloc.cold.116+0xb7/0x1bd
[  615.124891] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  615.129462]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  615.133750] lowmem_reserve[]: 0 0 3503 3503
[  615.161234]  ? lock_downgrade+0x900/0x900
[  615.166041] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  615.170348]  ? trace_hardirqs_off+0xb8/0x310
[  615.174459] lowmem_reserve[]: 0 0 0 0
[  615.203504]  ? trace_hardirqs_off+0xb8/0x310
[  615.207876] 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
[  615.211665]  __alloc_pages_slowpath+0x26e8/0x2e10
[  615.216037] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  615.229568]  ? warn_alloc+0x120/0x120
[  615.234357] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  615.249540]  ? print_usage_bug+0xc0/0xc0
[  615.253333] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  615.267610]  ? warn_alloc+0x120/0x120
[  615.271641] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  615.280448]  ? warn_alloc+0x120/0x120
[  615.284210] 403 total pagecache pages
[  615.292763]  ? print_usage_bug+0xc0/0xc0
[  615.296536] 0 pages in swap cache
[  615.300309]  ? print_usage_bug+0xc0/0xc0
[  615.304337] Swap cache stats: add 0, delete 0, find 0/0
[  615.307769]  ? __lock_acquire+0x62f/0x4c20
[  615.311796] Free swap  = 0kB
[  615.317146]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  615.321345] Total swap = 0kB
[  615.324344]  ? should_fail+0x22d/0xd01
[  615.329842] 1965979 pages RAM
[  615.332840]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  615.336689] 0 pages HighMem/MovableOnly
[  615.339771]  ? __lock_acquire+0x62f/0x4c20
[  615.344835] 342853 pages reserved
[  615.348786]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  615.352984] 0 pages cma reserved
[  615.356412]  ? __lock_acquire+0x62f/0x4c20
[  615.361526] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  615.364818]  ? should_fail+0x22d/0xd01
[  615.364832]  ? find_held_lock+0x36/0x1c0
[  615.364853]  ? mark_held_locks+0x130/0x130
[  615.369101] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  615.375528]  ? mark_held_locks+0x130/0x130
[  615.379379] syz-fuzzer cpuset=/ mems_allowed=0
[  615.383417]  ? zap_class+0x640/0x640
[  615.410272]  ? mark_held_locks+0xc7/0x130
[  615.414403]  ? do_raw_spin_unlock+0xa7/0x330
[  615.418797]  ? zap_class+0x640/0x640
[  615.422496]  ? print_usage_bug+0xc0/0xc0
[  615.426549]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  615.432077]  ? check_preemption_disabled+0x48/0x280
[  615.437091]  ? __lock_is_held+0xb5/0x140
[  615.441147]  __alloc_pages_nodemask+0xa80/0xde0
[  615.445800]  ? zap_class+0x640/0x640
[  615.449502]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  615.454526]  ? find_held_lock+0x36/0x1c0
[  615.458581]  ? ____cache_alloc_node+0x1c7/0x1e0
[  615.463249]  ? lock_downgrade+0x900/0x900
[  615.467389]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  615.472916]  cache_grow_begin+0xa5/0x8c0
[  615.476962]  ? do_raw_spin_unlock+0xa7/0x330
[  615.481365]  fallback_alloc+0x204/0x2e0
[  615.485328]  ____cache_alloc_node+0x1c7/0x1e0
[  615.489816]  kmem_cache_alloc_node+0xe3/0x730
[  615.494301]  ? ipv6_get_ifaddr+0x42e/0x620
[  615.498530]  __alloc_skb+0x119/0x770
[  615.502231]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  615.507494]  ? netdev_alloc_frag+0x1f0/0x1f0
[  615.511896]  ? lock_downgrade+0x900/0x900
[  615.516033]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  615.521553]  ? refcount_sub_and_test_checked+0x203/0x310
[  615.526995]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  615.532433]  ? addrconf_rs_timer+0x690/0x690
[  615.536844]  ndisc_alloc_skb+0x144/0x340
[  615.540901]  ndisc_send_rs+0x331/0x6e0
[  615.544800]  addrconf_rs_timer+0x314/0x690
[  615.549031]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  615.553263]  call_timer_fn+0x272/0x920
[  615.557140]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  615.561358]  ? process_timeout+0x40/0x40
[  615.565407]  ? __run_timers+0x7da/0xc70
[  615.569368]  ? _raw_spin_unlock_irq+0x27/0x80
[  615.573852]  ? _raw_spin_unlock_irq+0x27/0x80
[  615.578338]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  615.582560]  ? lockdep_hardirqs_on+0x296/0x5b0
[  615.587133]  ? trace_hardirqs_on+0xbd/0x310
[  615.591440]  ? kasan_check_read+0x11/0x20
[  615.595570]  ? __run_timers+0x7da/0xc70
[  615.599529]  ? trace_hardirqs_off_caller+0x310/0x310
[  615.604620]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  615.608846]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  615.613068]  __run_timers+0x7e5/0xc70
[  615.616863]  ? timer_fixup_init+0x70/0x70
[  615.621091]  ? _raw_spin_unlock_irq+0x27/0x80
[  615.625582]  ? _raw_spin_unlock_irq+0x27/0x80
[  615.630076]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  615.634651]  ? trace_hardirqs_on+0xbd/0x310
[  615.638967]  ? kasan_check_read+0x11/0x20
[  615.643106]  ? finish_task_switch+0x1f4/0x910
[  615.647596]  ? trace_hardirqs_off_caller+0x310/0x310
[  615.652686]  ? compat_start_thread+0x80/0x80
[  615.657103]  ? pvclock_read_flags+0x160/0x160
[  615.661589]  ? __switch_to_asm+0x34/0x70
[  615.665642]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  615.671184]  ? check_preemption_disabled+0x48/0x280
[  615.676196]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  615.681723]  ? rcu_pm_notify+0xc0/0xc0
[  615.685889]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  615.691425]  ? check_preemption_disabled+0x48/0x280
[  615.696448]  run_timer_softirq+0x52/0xb0
[  615.700496]  ? rcu_read_lock_sched_held+0x14f/0x180
[  615.705506]  __do_softirq+0x308/0xb7e
[  615.709303]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  615.714410]  ? schedule+0x108/0x460
[  615.718042]  ? trace_hardirqs_off+0xb8/0x310
[  615.722444]  ? smpboot_thread_fn+0x68b/0xa00
[  615.726840]  ? trace_hardirqs_on+0x310/0x310
[  615.731245]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  615.736773]  ? check_preemption_disabled+0x48/0x280
[  615.741787]  ? takeover_tasklets+0xa90/0xa90
[  615.746191]  run_ksoftirqd+0x5e/0x100
[  615.749984]  smpboot_thread_fn+0x68b/0xa00
[  615.754216]  ? sort_range+0x30/0x30
[  615.757836]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  615.762937]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  615.768466]  ? __kthread_parkme+0xfb/0x1a0
[  615.772702]  ? sort_range+0x30/0x30
[  615.776319]  kthread+0x35a/0x440
[  615.779674]  ? kthread_stop+0x900/0x900
[  615.783651]  ret_from_fork+0x3a/0x50
[  615.787377] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  615.787445] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  615.794383] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  615.794387] Call Trace:
[  615.794394]  <IRQ>
[  615.794408]  dump_stack+0x244/0x39d
[  615.794426]  ? dump_stack_print_info.cold.1+0x20/0x20
[  615.800947] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  615.810250]  warn_alloc.cold.116+0xb7/0x1bd
[  615.812800] ksoftirqd/0 cpuset=/ mems_allowed=0
[  615.814935]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  615.847757]  ? lock_downgrade+0x900/0x900
[  615.851902]  ? trace_hardirqs_off+0xb8/0x310
[  615.856770]  ? trace_hardirqs_off+0xb8/0x310
[  615.861187]  __alloc_pages_slowpath+0x26e8/0x2e10
[  615.866046]  ? warn_alloc+0x120/0x120
[  615.869837]  ? print_usage_bug+0xc0/0xc0
[  615.873898]  ? warn_alloc+0x120/0x120
[  615.877693]  ? warn_alloc+0x120/0x120
[  615.881489]  ? print_usage_bug+0xc0/0xc0
[  615.885550]  ? print_usage_bug+0xc0/0xc0
[  615.889609]  ? __lock_acquire+0x62f/0x4c20
[  615.893849]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  615.899380]  ? should_fail+0x22d/0xd01
[  615.903869]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  615.908964]  ? __lock_acquire+0x62f/0x4c20
[  615.913213]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  615.918305]  ? __lock_acquire+0x62f/0x4c20
[  615.922531]  ? should_fail+0x22d/0xd01
[  615.926413]  ? find_held_lock+0x36/0x1c0
[  615.930474]  ? mark_held_locks+0x130/0x130
[  615.934704]  ? mark_held_locks+0x130/0x130
[  615.938933]  ? zap_class+0x640/0x640
[  615.942649]  ? zap_class+0x640/0x640
[  615.946358]  ? print_usage_bug+0xc0/0xc0
[  615.950409]  ? do_raw_spin_unlock+0xa7/0x330
[  615.954809]  ? zap_class+0x640/0x640
[  615.958523]  ? print_usage_bug+0xc0/0xc0
[  615.962573]  ? wq_watchdog_touch+0x9c/0xfe
[  615.966814]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  615.972351]  ? check_preemption_disabled+0x48/0x280
[  615.977367]  ? __lock_is_held+0xb5/0x140
[  615.981429]  __alloc_pages_nodemask+0xa80/0xde0
[  615.986091]  ? zap_class+0x640/0x640
[  615.989807]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  615.994830]  ? find_held_lock+0x36/0x1c0
[  615.998899]  ? ____cache_alloc_node+0x1c7/0x1e0
[  616.003562]  ? lock_downgrade+0x900/0x900
[  616.007713]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  616.013244]  cache_grow_begin+0xa5/0x8c0
[  616.017299]  ? do_raw_spin_unlock+0xa7/0x330
[  616.021711]  fallback_alloc+0x204/0x2e0
[  616.025684]  ____cache_alloc_node+0x1c7/0x1e0
[  616.030178]  kmem_cache_alloc_node+0xe3/0x730
[  616.034679]  ? ipv6_get_ifaddr+0x42e/0x620
[  616.038932]  __alloc_skb+0x119/0x770
[  616.042638]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  616.047911]  ? netdev_alloc_frag+0x1f0/0x1f0
[  616.052311]  ? lock_downgrade+0x900/0x900
[  616.056463]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  616.061994]  ? refcount_sub_and_test_checked+0x203/0x310
[  616.067446]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  616.072891]  ? addrconf_rs_timer+0x690/0x690
[  616.077305]  ndisc_alloc_skb+0x144/0x340
[  616.081363]  ndisc_send_rs+0x331/0x6e0
[  616.085250]  addrconf_rs_timer+0x314/0x690
[  616.089487]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  616.093725]  call_timer_fn+0x272/0x920
[  616.097614]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  616.101848]  ? process_timeout+0x40/0x40
[  616.105910]  ? mark_held_locks+0xc7/0x130
[  616.110053]  ? _raw_spin_unlock_irq+0x27/0x80
[  616.114544]  ? _raw_spin_unlock_irq+0x27/0x80
[  616.119033]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  616.123260]  ? lockdep_hardirqs_on+0x296/0x5b0
[  616.127844]  ? trace_hardirqs_on+0xbd/0x310
[  616.132158]  ? kasan_check_read+0x11/0x20
[  616.136296]  ? __run_timers+0x7da/0xc70
[  616.140277]  ? trace_hardirqs_off_caller+0x310/0x310
[  616.145376]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  616.149608]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  616.153843]  __run_timers+0x7e5/0xc70
[  616.157647]  ? timer_fixup_init+0x70/0x70
[  616.161792]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  616.166832]  ? zap_class+0x640/0x640
[  616.170544]  ? print_usage_bug+0xc0/0xc0
[  616.174610]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  616.179800]  ? find_held_lock+0x36/0x1c0
[  616.183866]  ? zap_class+0x640/0x640
[  616.187585]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  616.193120]  ? check_preemption_disabled+0x48/0x280
[  616.198136]  ? __lock_is_held+0xb5/0x140
[  616.202192]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  616.207721]  ? check_preemption_disabled+0x48/0x280
[  616.212736]  run_timer_softirq+0x52/0xb0
[  616.216797]  ? rcu_read_lock_sched_held+0x14f/0x180
[  616.221821]  __do_softirq+0x308/0xb7e
[  616.225620]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  616.230108]  ? lock_downgrade+0x900/0x900
[  616.234255]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  616.239358]  ? pvclock_read_flags+0x160/0x160
[  616.243848]  ? lapic_next_event+0x5a/0x90
[  616.247994]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  616.253533]  ? kvm_clock_read+0x18/0x30
[  616.257499]  ? kvm_sched_clock_read+0x9/0x20
[  616.261904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  616.267446]  ? check_preemption_disabled+0x48/0x280
[  616.272480]  irq_exit+0x17f/0x1c0
[  616.275952]  smp_apic_timer_interrupt+0x1cb/0x760
[  616.280789]  ? smp_reschedule_interrupt+0x109/0x650
[  616.285824]  ? smp_call_function_single_interrupt+0x650/0x650
[  616.291708]  ? interrupt_entry+0xb5/0xc0
[  616.295766]  ? trace_hardirqs_off_caller+0xbb/0x310
[  616.300778]  ? trace_hardirqs_off_caller+0xbb/0x310
[  616.305801]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  616.310645]  ? trace_hardirqs_on_caller+0x310/0x310
[  616.315654]  ? trace_hardirqs_on_caller+0x310/0x310
[  616.320666]  ? task_prio+0x50/0x50
[  616.324199]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  616.329730]  ? check_preemption_disabled+0x48/0x280
[  616.334743]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  616.339586]  apic_timer_interrupt+0xf/0x20
[  616.343816]  </IRQ>
[  616.346050] RIP: 0010:console_unlock+0x102f/0x1190
[  616.350976] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  616.369868] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  616.377665] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  616.384926] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  616.392191] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  616.399455] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  616.406716] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  616.413984]  ? netconsole_netdev_event+0x280/0x280
[  616.418915]  ? console_unlock+0x1026/0x1190
[  616.423250]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  616.427911]  ? vprintk_emit+0x846/0x990
[  616.431885]  ? lock_release+0xa00/0xa00
[  616.435856]  ? trace_hardirqs_on+0x70/0x310
[  616.440185]  ? vprintk_default+0x28/0x30
[  616.444239]  ? trace_hardirqs_off_caller+0x310/0x310
[  616.449339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  616.454877]  vprintk_emit+0x391/0x990
[  616.458680]  ? wake_up_klogd+0x180/0x180
[  616.462743]  ? find_held_lock+0x11/0x1c0
[  616.466814]  ? mark_held_locks+0xc7/0x130
[  616.470959]  ? _raw_spin_unlock_irq+0x27/0x80
[  616.476145]  ? _raw_spin_unlock_irq+0x27/0x80
[  616.480637]  vprintk_default+0x28/0x30
[  616.484516]  vprintk_func+0x7e/0x181
[  616.488226]  printk+0xa7/0xcf
[  616.491326]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  616.496081]  ? _raw_spin_unlock_irq+0x60/0x80
[  616.500581]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  616.505879]  dump_header+0x7cc/0xf72
[  616.509593]  ? pagefault_out_of_memory+0x197/0x197
[  616.514522]  ? __lock_acquire+0x62f/0x4c20
[  616.518751]  ? percpu_ref_get_many+0x240/0x240
[  616.523329]  ? print_usage_bug+0xc0/0xc0
[  616.527389]  ? zap_class+0x640/0x640
[  616.531098]  ? print_usage_bug+0xc0/0xc0
[  616.535152]  ? zap_class+0x640/0x640
[  616.538858]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  616.544388]  ? find_held_lock+0x36/0x1c0
[  616.548446]  ? mark_held_locks+0xc7/0x130
[  616.552606]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  616.557702]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  616.562803]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  616.567399]  ? trace_hardirqs_on+0xbd/0x310
[  616.571706]  ? kasan_check_read+0x11/0x20
[  616.575845]  ? ___ratelimit+0x3b4/0x672
[  616.579810]  ? trace_hardirqs_off_caller+0x310/0x310
[  616.584904]  ? trace_hardirqs_on+0x310/0x310
[  616.589301]  ? lock_downgrade+0x900/0x900
[  616.593439]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  616.598529]  ? ___ratelimit+0x3b9/0x672
[  616.602495]  ? idr_get_free+0xf70/0xf70
[  616.606459]  ? kasan_check_read+0x11/0x20
[  616.610596]  ? do_raw_spin_unlock+0xa7/0x330
[  616.615004]  oom_kill_process.cold.27+0x10/0x903
[  616.619750]  ? zap_class+0x640/0x640
[  616.623456]  ? _raw_spin_unlock+0x2c/0x50
[  616.627600]  ? oom_badness+0xe6/0xaa0
[  616.631387]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  616.636302]  ? kasan_check_read+0x11/0x20
[  616.640437]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  616.645702]  ? oom_evaluate_task+0x540/0x540
[  616.650114]  ? find_held_lock+0x36/0x1c0
[  616.654169]  ? out_of_memory+0x974/0x1430
[  616.658310]  ? lock_downgrade+0x900/0x900
[  616.662451]  ? check_preemption_disabled+0x48/0x280
[  616.667464]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  616.672385]  ? kasan_check_read+0x11/0x20
[  616.676525]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  616.681804]  ? rcu_softirq_qs+0x20/0x20
[  616.685781]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  616.691310]  ? oom_evaluate_task+0x302/0x540
[  616.695716]  out_of_memory+0xa84/0x1430
[  616.699694]  ? oom_killer_disable+0x3a0/0x3a0
[  616.704183]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  616.709107]  ? __ww_mutex_check_waiters+0x160/0x160
[  616.714126]  __alloc_pages_slowpath+0x2354/0x2e10
[  616.718990]  ? warn_alloc+0x120/0x120
[  616.722788]  ? mark_held_locks+0x130/0x130
[  616.727024]  ? find_get_entry+0xaae/0x1120
[  616.731260]  ? filemap_map_pages+0x1a20/0x1a20
[  616.735840]  ? zap_class+0x640/0x640
[  616.739559]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  616.745087]  ? check_preemption_disabled+0x48/0x280
[  616.750093]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  616.755622]  ? should_fail+0x22d/0xd01
[  616.759508]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  616.764609]  ? zap_class+0x640/0x640
[  616.768339]  ? __lock_is_held+0xb5/0x140
[  616.772403]  ? mark_held_locks+0x130/0x130
[  616.776658]  ? lock_release+0xa00/0xa00
[  616.780624]  ? perf_trace_sched_process_exec+0x860/0x860
[  616.786065]  ? xa_load+0x2ba/0x460
[  616.789596]  ? lock_downgrade+0x900/0x900
[  616.793743]  ? __might_sleep+0x95/0x190
[  616.797722]  __alloc_pages_nodemask+0xa80/0xde0
[  616.802385]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  616.807393]  ? __page_cache_alloc+0x191/0x5c0
[  616.811879]  ? xa_load+0x2e1/0x460
[  616.815424]  ? xa_clear_mark+0x40/0x40
[  616.819305]  ? zap_class+0x640/0x640
[  616.823019]  ? zap_class+0x640/0x640
[  616.826723]  ? zap_class+0x640/0x640
[  616.830426]  ? __do_page_cache_readahead+0x663/0x810
[  616.835522]  ? find_held_lock+0x36/0x1c0
[  616.839602]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  616.845133]  alloc_pages_current+0x173/0x350
[  616.849539]  __page_cache_alloc+0x38c/0x5c0
[  616.854293]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  616.859207]  ? kasan_check_read+0x11/0x20
[  616.863342]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  616.868606]  ? generic_perform_write+0x6a0/0x6a0
[  616.873350]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  616.878875]  ? check_preemption_disabled+0x48/0x280
[  616.883887]  filemap_fault+0x1595/0x25f0
[  616.887947]  ? __lock_page_or_retry+0xa00/0xa00
[  616.892603]  ? mark_held_locks+0x130/0x130
[  616.896833]  ? filemap_map_pages+0xd6b/0x1a20
[  616.901315]  ? lock_downgrade+0x900/0x900
[  616.905542]  ? check_preemption_disabled+0x48/0x280
[  616.910549]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  616.915465]  ? kasan_check_read+0x11/0x20
[  616.919605]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  616.924873]  ? rcu_softirq_qs+0x20/0x20
[  616.928847]  ? filemap_map_pages+0xd92/0x1a20
[  616.933341]  ? find_get_entries_tag+0x1400/0x1400
[  616.938177]  ? debug_object_destroy+0x2b0/0x2b0
[  616.942841]  ? lock_pi_update_atomic+0x150/0x150
[  616.947586]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  616.953122]  ? lock_acquire+0x1ed/0x520
[  616.957082]  ? ext4_filemap_fault+0x7a/0xad
[  616.961395]  ? lock_release+0xa00/0xa00
[  616.965356]  ? perf_trace_sched_process_exec+0x860/0x860
[  616.970796]  ? print_usage_bug+0xc0/0xc0
[  616.974853]  ? print_usage_bug+0xc0/0xc0
[  616.978915]  ? down_read+0x8d/0x120
[  616.982526]  ? ext4_filemap_fault+0x7a/0xad
[  616.986838]  ? __down_interruptible+0x700/0x700
[  616.991503]  ext4_filemap_fault+0x82/0xad
[  616.995635]  __do_fault+0x100/0x6b0
[  616.999248]  ? pmd_devmap_trans_unstable+0x220/0x220
[  617.004337]  ? mark_held_locks+0x130/0x130
[  617.008558]  ? mark_held_locks+0x130/0x130
[  617.012784]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  617.018314]  __handle_mm_fault+0x3ea0/0x5be0
[  617.022709]  ? perf_trace_lock+0x7a0/0x7a0
[  617.026947]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  617.031795]  ? zap_class+0x640/0x640
[  617.035493]  ? zap_class+0x640/0x640
[  617.039200]  ? __x64_sys_futex+0x53e/0x6a0
[  617.043426]  ? find_held_lock+0x36/0x1c0
[  617.047482]  ? handle_mm_fault+0x42a/0xc70
[  617.051710]  ? lock_downgrade+0x900/0x900
[  617.055847]  ? check_preemption_disabled+0x48/0x280
[  617.060853]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  617.065769]  ? kasan_check_read+0x11/0x20
[  617.069903]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  617.075167]  ? rcu_softirq_qs+0x20/0x20
[  617.079127]  ? trace_hardirqs_off_caller+0x310/0x310
[  617.084215]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  617.089744]  ? check_preemption_disabled+0x48/0x280
[  617.094760]  handle_mm_fault+0x54f/0xc70
[  617.098813]  ? __handle_mm_fault+0x5be0/0x5be0
[  617.103396]  ? find_vma+0x34/0x190
[  617.106938]  __do_page_fault+0x5e8/0xe60
[  617.110988]  ? trace_hardirqs_off+0xb8/0x310
[  617.115381]  ? retint_kernel+0x2d/0x2d
[  617.119259]  do_page_fault+0xf2/0x7e0
[  617.123046]  ? vmalloc_sync_all+0x30/0x30
[  617.127271]  ? error_entry+0x70/0xd0
[  617.130976]  ? trace_hardirqs_off_caller+0xbb/0x310
[  617.135979]  ? trace_hardirqs_on_caller+0xc0/0x310
[  617.140907]  ? syscall_return_slowpath+0x5e0/0x5e0
[  617.145823]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  617.150653]  ? trace_hardirqs_on_caller+0x310/0x310
[  617.155659]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  617.161102]  ? prepare_exit_to_usermode+0x291/0x3b0
[  617.166105]  ? page_fault+0x8/0x30
[  617.169634]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  617.174466]  ? page_fault+0x8/0x30
[  617.177995]  page_fault+0x1e/0x30
[  617.181430] RIP: 0033:0x45ddf3
[  617.184624] Code: Bad RIP value.
[  617.187972] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  617.193320] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  617.200578] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  617.207833] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  617.215091] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  617.222346] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  617.229617] warn_alloc_show_mem: 1 callbacks suppressed
[  617.229626] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  617.229627] Mem-Info:
[  617.229654] active_anon:48059 inactive_anon:331 isolated_anon:0
[  617.229654]  active_file:11 inactive_file:12 isolated_file:0
[  617.229654]  unevictable:0 dirty:0 writeback:0 unstable:0
[  617.229654]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  617.229654]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  617.229654]  free:13684 free_pcp:349 free_cma:0
[  617.234991] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  617.241820] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  617.244199] Call Trace:
[  617.277044] 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
[  617.286382]  dump_stack+0x244/0x39d
[  617.314014] lowmem_reserve[]: 0 2818 6321 6321
[  617.316585]  ? dump_stack_print_info.cold.1+0x20/0x20
[  617.342656] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  617.346272]  warn_alloc.cold.116+0xb7/0x1bd
[  617.350812] lowmem_reserve[]: 0 0 3503 3503
[  617.355987]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  617.383448] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  617.387751]  ? lock_downgrade+0x900/0x900
[  617.392034] lowmem_reserve[]: 0 0 0 0
[  617.396861]  ? trace_hardirqs_off+0xb8/0x310
[  617.425888] 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
[  617.430024]  ? trace_hardirqs_off+0xb8/0x310
[  617.433793] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  617.438192]  __alloc_pages_slowpath+0x26e8/0x2e10
[  617.451676] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  617.456092]  ? warn_alloc+0x120/0x120
[  617.471217] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  617.476033]  ? print_usage_bug+0xc0/0xc0
[  617.490307] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  617.494101]  ? warn_alloc+0x120/0x120
[  617.502905] 403 total pagecache pages
[  617.506946]  ? warn_alloc+0x120/0x120
[  617.515490] 0 pages in swap cache
[  617.519263]  ? print_usage_bug+0xc0/0xc0
[  617.523030] Swap cache stats: add 0, delete 0, find 0/0
[  617.526809]  ? print_usage_bug+0xc0/0xc0
[  617.530228] Free swap  = 0kB
[  617.534266]  ? __lock_acquire+0x62f/0x4c20
[  617.539593] Total swap = 0kB
[  617.543636]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  617.546621] 1965979 pages RAM
[  617.550837]  ? should_fail+0x22d/0xd01
[  617.553824] 0 pages HighMem/MovableOnly
[  617.559352]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  617.562423] 342853 pages reserved
[  617.566319]  ? __lock_acquire+0x62f/0x4c20
[  617.570276] 0 pages cma reserved
[  617.575362]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  617.578841] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  617.582995]  ? __lock_acquire+0x62f/0x4c20
[  617.583007]  ? should_fail+0x22d/0xd01
[  617.583021]  ? find_held_lock+0x36/0x1c0
[  617.586403] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  617.591441]  ? mark_held_locks+0x130/0x130
[  617.597910] syz-fuzzer cpuset=/ mems_allowed=0
[  617.602127]  ? mark_held_locks+0x130/0x130
[  617.633282]  ? zap_class+0x640/0x640
[  617.636984]  ? zap_class+0x640/0x640
[  617.640695]  ? print_usage_bug+0xc0/0xc0
[  617.644758]  ? do_raw_spin_unlock+0xa7/0x330
[  617.649159]  ? zap_class+0x640/0x640
[  617.652862]  ? print_usage_bug+0xc0/0xc0
[  617.656916]  ? wq_watchdog_touch+0x9c/0xfe
[  617.661150]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  617.666684]  ? check_preemption_disabled+0x48/0x280
[  617.671706]  ? __lock_is_held+0xb5/0x140
[  617.675764]  __alloc_pages_nodemask+0xa80/0xde0
[  617.680424]  ? zap_class+0x640/0x640
[  617.684133]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  617.689354]  ? find_held_lock+0x36/0x1c0
[  617.693417]  ? ____cache_alloc_node+0x1c7/0x1e0
[  617.698076]  ? lock_downgrade+0x900/0x900
[  617.702236]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  617.707769]  cache_grow_begin+0xa5/0x8c0
[  617.711818]  ? do_raw_spin_unlock+0xa7/0x330
[  617.716218]  fallback_alloc+0x204/0x2e0
[  617.720186]  ____cache_alloc_node+0x1c7/0x1e0
[  617.724682]  kmem_cache_alloc_node+0xe3/0x730
[  617.729167]  ? ipv6_get_ifaddr+0x42e/0x620
[  617.733397]  __alloc_skb+0x119/0x770
[  617.737097]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  617.742367]  ? netdev_alloc_frag+0x1f0/0x1f0
[  617.746772]  ? lock_downgrade+0x900/0x900
[  617.750933]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  617.756456]  ? refcount_sub_and_test_checked+0x203/0x310
[  617.761896]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  617.767335]  ? addrconf_rs_timer+0x690/0x690
[  617.771738]  ndisc_alloc_skb+0x144/0x340
[  617.775793]  ndisc_send_rs+0x331/0x6e0
[  617.779697]  addrconf_rs_timer+0x314/0x690
[  617.783933]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  617.788166]  call_timer_fn+0x272/0x920
[  617.792048]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  617.796274]  ? process_timeout+0x40/0x40
[  617.800343]  ? __run_timers+0x7da/0xc70
[  617.804306]  ? _raw_spin_unlock_irq+0x27/0x80
[  617.808786]  ? _raw_spin_unlock_irq+0x27/0x80
[  617.813265]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  617.817490]  ? lockdep_hardirqs_on+0x296/0x5b0
[  617.822063]  ? trace_hardirqs_on+0xbd/0x310
[  617.826378]  ? kasan_check_read+0x11/0x20
[  617.830518]  ? __run_timers+0x7da/0xc70
[  617.834488]  ? trace_hardirqs_off_caller+0x310/0x310
[  617.839583]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  617.843817]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  617.848038]  __run_timers+0x7e5/0xc70
[  617.851856]  ? timer_fixup_init+0x70/0x70
[  617.856138]  ? _raw_spin_unlock_irq+0x27/0x80
[  617.860628]  ? _raw_spin_unlock_irq+0x27/0x80
[  617.865141]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  617.869722]  ? trace_hardirqs_on+0xbd/0x310
[  617.874035]  ? kasan_check_read+0x11/0x20
[  617.878180]  ? finish_task_switch+0x1f4/0x910
[  617.882684]  ? trace_hardirqs_off_caller+0x310/0x310
[  617.887779]  ? compat_start_thread+0x80/0x80
[  617.892201]  ? pvclock_read_flags+0x160/0x160
[  617.896700]  ? __switch_to_asm+0x34/0x70
[  617.900748]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  617.906288]  ? check_preemption_disabled+0x48/0x280
[  617.911303]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  617.916835]  ? rcu_pm_notify+0xc0/0xc0
[  617.920718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  617.926261]  ? check_preemption_disabled+0x48/0x280
[  617.931294]  run_timer_softirq+0x52/0xb0
[  617.935348]  ? rcu_read_lock_sched_held+0x14f/0x180
[  617.940359]  __do_softirq+0x308/0xb7e
[  617.944159]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  617.949260]  ? schedule+0x108/0x460
[  617.952887]  ? trace_hardirqs_off+0xb8/0x310
[  617.957291]  ? smpboot_thread_fn+0x68b/0xa00
[  617.961701]  ? trace_hardirqs_on+0x310/0x310
[  617.966101]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  617.971628]  ? check_preemption_disabled+0x48/0x280
[  617.976644]  ? takeover_tasklets+0xa90/0xa90
[  617.981056]  run_ksoftirqd+0x5e/0x100
[  617.984852]  smpboot_thread_fn+0x68b/0xa00
[  617.989079]  ? sort_range+0x30/0x30
[  617.992691]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  617.997788]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  618.003317]  ? __kthread_parkme+0xfb/0x1a0
[  618.007540]  ? sort_range+0x30/0x30
[  618.011158]  kthread+0x35a/0x440
[  618.014513]  ? kthread_stop+0x900/0x900
[  618.018480]  ret_from_fork+0x3a/0x50
[  618.022214] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  618.022299] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  618.029229] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  618.029236] Call Trace:
[  618.035797] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  618.045038]  <IRQ>
[  618.047594] ksoftirqd/0 cpuset=/ mems_allowed=0
[  618.057887]  dump_stack+0x244/0x39d
[  618.068296]  ? dump_stack_print_info.cold.1+0x20/0x20
[  618.073485]  warn_alloc.cold.116+0xb7/0x1bd
[  618.077799]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  618.082631]  ? lock_downgrade+0x900/0x900
[  618.086784]  ? trace_hardirqs_off+0xb8/0x310
[  618.091191]  ? trace_hardirqs_off+0xb8/0x310
[  618.095599]  __alloc_pages_slowpath+0x26e8/0x2e10
[  618.100458]  ? warn_alloc+0x120/0x120
[  618.104255]  ? print_usage_bug+0xc0/0xc0
[  618.108310]  ? warn_alloc+0x120/0x120
[  618.112104]  ? warn_alloc+0x120/0x120
[  618.115899]  ? print_usage_bug+0xc0/0xc0
[  618.119957]  ? print_usage_bug+0xc0/0xc0
[  618.124011]  ? __lock_acquire+0x62f/0x4c20
[  618.128244]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  618.133774]  ? should_fail+0x22d/0xd01
[  618.137658]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  618.142755]  ? __lock_acquire+0x62f/0x4c20
[  618.146983]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  618.152072]  ? __lock_acquire+0x62f/0x4c20
[  618.156294]  ? should_fail+0x22d/0xd01
[  618.160171]  ? find_held_lock+0x36/0x1c0
[  618.164227]  ? mark_held_locks+0x130/0x130
[  618.168458]  ? mark_held_locks+0x130/0x130
[  618.172682]  ? zap_class+0x640/0x640
[  618.176384]  ? zap_class+0x640/0x640
[  618.180096]  ? print_usage_bug+0xc0/0xc0
[  618.184147]  ? do_raw_spin_unlock+0xa7/0x330
[  618.188550]  ? zap_class+0x640/0x640
[  618.192252]  ? print_usage_bug+0xc0/0xc0
[  618.196297]  ? wq_watchdog_touch+0x9c/0xfe
[  618.200524]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  618.206054]  ? check_preemption_disabled+0x48/0x280
[  618.211065]  ? __lock_is_held+0xb5/0x140
[  618.215121]  __alloc_pages_nodemask+0xa80/0xde0
[  618.219786]  ? zap_class+0x640/0x640
[  618.223495]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  618.228509]  ? find_held_lock+0x36/0x1c0
[  618.232574]  ? ____cache_alloc_node+0x1c7/0x1e0
[  618.237236]  ? lock_downgrade+0x900/0x900
[  618.241381]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  618.246917]  cache_grow_begin+0xa5/0x8c0
[  618.250965]  ? do_raw_spin_unlock+0xa7/0x330
[  618.255385]  fallback_alloc+0x204/0x2e0
[  618.259358]  ____cache_alloc_node+0x1c7/0x1e0
[  618.263854]  kmem_cache_alloc_node+0xe3/0x730
[  618.268339]  ? ipv6_get_ifaddr+0x42e/0x620
[  618.272573]  __alloc_skb+0x119/0x770
[  618.276290]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  618.281564]  ? netdev_alloc_frag+0x1f0/0x1f0
[  618.285961]  ? lock_downgrade+0x900/0x900
[  618.290121]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  618.295648]  ? refcount_sub_and_test_checked+0x203/0x310
[  618.301094]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  618.306537]  ? addrconf_rs_timer+0x690/0x690
[  618.310940]  ndisc_alloc_skb+0x144/0x340
[  618.314993]  ndisc_send_rs+0x331/0x6e0
[  618.318877]  addrconf_rs_timer+0x314/0x690
[  618.323103]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  618.327352]  call_timer_fn+0x272/0x920
[  618.331254]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  618.335479]  ? process_timeout+0x40/0x40
[  618.339553]  ? mark_held_locks+0xc7/0x130
[  618.343692]  ? _raw_spin_unlock_irq+0x27/0x80
[  618.348177]  ? _raw_spin_unlock_irq+0x27/0x80
[  618.352663]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  618.356899]  ? lockdep_hardirqs_on+0x296/0x5b0
[  618.361488]  ? trace_hardirqs_on+0xbd/0x310
[  618.365800]  ? kasan_check_read+0x11/0x20
[  618.369933]  ? __run_timers+0x7da/0xc70
[  618.374011]  ? trace_hardirqs_off_caller+0x310/0x310
[  618.379107]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  618.383336]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  618.387556]  __run_timers+0x7e5/0xc70
[  618.391356]  ? timer_fixup_init+0x70/0x70
[  618.395500]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  618.400506]  ? zap_class+0x640/0x640
[  618.404208]  ? print_usage_bug+0xc0/0xc0
[  618.408261]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  618.413453]  ? find_held_lock+0x36/0x1c0
[  618.417512]  ? zap_class+0x640/0x640
[  618.421218]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  618.426761]  ? check_preemption_disabled+0x48/0x280
[  618.431863]  ? __lock_is_held+0xb5/0x140
[  618.435915]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  618.441530]  ? check_preemption_disabled+0x48/0x280
[  618.446544]  run_timer_softirq+0x52/0xb0
[  618.450588]  ? rcu_read_lock_sched_held+0x14f/0x180
[  618.455594]  __do_softirq+0x308/0xb7e
[  618.459401]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  618.463897]  ? lock_downgrade+0x900/0x900
[  618.468035]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  618.473130]  ? pvclock_read_flags+0x160/0x160
[  618.477626]  ? lapic_next_event+0x5a/0x90
[  618.481770]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  618.487298]  ? kvm_clock_read+0x18/0x30
[  618.491258]  ? kvm_sched_clock_read+0x9/0x20
[  618.495656]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  618.501177]  ? check_preemption_disabled+0x48/0x280
[  618.506185]  irq_exit+0x17f/0x1c0
[  618.509643]  smp_apic_timer_interrupt+0x1cb/0x760
[  618.514474]  ? smp_reschedule_interrupt+0x109/0x650
[  618.519481]  ? smp_call_function_single_interrupt+0x650/0x650
[  618.525355]  ? interrupt_entry+0xb5/0xc0
[  618.529411]  ? trace_hardirqs_off_caller+0xbb/0x310
[  618.534412]  ? trace_hardirqs_off_caller+0xbb/0x310
[  618.539412]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  618.544241]  ? trace_hardirqs_on_caller+0x310/0x310
[  618.549247]  ? trace_hardirqs_on_caller+0x310/0x310
[  618.554246]  ? task_prio+0x50/0x50
[  618.557874]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  618.563397]  ? check_preemption_disabled+0x48/0x280
[  618.568410]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  618.573244]  apic_timer_interrupt+0xf/0x20
[  618.577463]  </IRQ>
[  618.579688] RIP: 0010:console_unlock+0x102f/0x1190
[  618.584633] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  618.603522] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  618.611217] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  618.618476] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  618.625734] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  618.632990] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  618.640245] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  618.647505]  ? netconsole_netdev_event+0x280/0x280
[  618.652422]  ? console_unlock+0x1026/0x1190
[  618.656744]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  618.661406]  ? vprintk_emit+0x846/0x990
[  618.665374]  ? lock_release+0xa00/0xa00
[  618.669340]  ? trace_hardirqs_on+0x70/0x310
[  618.673654]  ? vprintk_default+0x28/0x30
[  618.677709]  ? trace_hardirqs_off_caller+0x310/0x310
[  618.682799]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  618.688327]  vprintk_emit+0x391/0x990
[  618.692123]  ? wake_up_klogd+0x180/0x180
[  618.696177]  ? find_held_lock+0x11/0x1c0
[  618.700232]  ? mark_held_locks+0xc7/0x130
[  618.704367]  ? _raw_spin_unlock_irq+0x27/0x80
[  618.708851]  ? _raw_spin_unlock_irq+0x27/0x80
[  618.713345]  vprintk_default+0x28/0x30
[  618.717222]  vprintk_func+0x7e/0x181
[  618.720928]  printk+0xa7/0xcf
[  618.724023]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  618.728786]  ? _raw_spin_unlock_irq+0x60/0x80
[  618.733305]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  618.738582]  dump_header+0x7cc/0xf72
[  618.742300]  ? pagefault_out_of_memory+0x197/0x197
[  618.747228]  ? __lock_acquire+0x62f/0x4c20
[  618.751457]  ? percpu_ref_get_many+0x240/0x240
[  618.756027]  ? print_usage_bug+0xc0/0xc0
[  618.760080]  ? zap_class+0x640/0x640
[  618.763788]  ? print_usage_bug+0xc0/0xc0
[  618.767841]  ? zap_class+0x640/0x640
[  618.771548]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  618.777082]  ? find_held_lock+0x36/0x1c0
[  618.781137]  ? mark_held_locks+0xc7/0x130
[  618.785276]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  618.790370]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  618.795462]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  618.800032]  ? trace_hardirqs_on+0xbd/0x310
[  618.804344]  ? kasan_check_read+0x11/0x20
[  618.808477]  ? ___ratelimit+0x3b4/0x672
[  618.812454]  ? trace_hardirqs_off_caller+0x310/0x310
[  618.817548]  ? trace_hardirqs_on+0x310/0x310
[  618.821952]  ? lock_downgrade+0x900/0x900
[  618.826091]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  618.831186]  ? ___ratelimit+0x3b9/0x672
[  618.835153]  ? idr_get_free+0xf70/0xf70
[  618.839112]  ? kasan_check_read+0x11/0x20
[  618.843260]  ? do_raw_spin_unlock+0xa7/0x330
[  618.847664]  oom_kill_process.cold.27+0x10/0x903
[  618.852407]  ? zap_class+0x640/0x640
[  618.856110]  ? _raw_spin_unlock+0x2c/0x50
[  618.860241]  ? oom_badness+0xe6/0xaa0
[  618.864032]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  618.868951]  ? kasan_check_read+0x11/0x20
[  618.873084]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  618.878354]  ? oom_evaluate_task+0x540/0x540
[  618.882768]  ? find_held_lock+0x36/0x1c0
[  618.886822]  ? out_of_memory+0x974/0x1430
[  618.890958]  ? lock_downgrade+0x900/0x900
[  618.895091]  ? check_preemption_disabled+0x48/0x280
[  618.900095]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  618.905009]  ? kasan_check_read+0x11/0x20
[  618.909144]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  618.914406]  ? rcu_softirq_qs+0x20/0x20
[  618.918373]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  618.923902]  ? oom_evaluate_task+0x302/0x540
[  618.928316]  out_of_memory+0xa84/0x1430
[  618.932287]  ? oom_killer_disable+0x3a0/0x3a0
[  618.936773]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  618.941697]  ? __ww_mutex_check_waiters+0x160/0x160
[  618.946711]  __alloc_pages_slowpath+0x2354/0x2e10
[  618.951575]  ? warn_alloc+0x120/0x120
[  618.955365]  ? mark_held_locks+0x130/0x130
[  618.959599]  ? find_get_entry+0xaae/0x1120
[  618.963835]  ? filemap_map_pages+0x1a20/0x1a20
[  618.968412]  ? zap_class+0x640/0x640
[  618.972119]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  618.977659]  ? check_preemption_disabled+0x48/0x280
[  618.982662]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  618.988191]  ? should_fail+0x22d/0xd01
[  618.992072]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  618.997162]  ? zap_class+0x640/0x640
[  619.000883]  ? __lock_is_held+0xb5/0x140
[  619.004961]  ? mark_held_locks+0x130/0x130
[  619.009187]  ? lock_release+0xa00/0xa00
[  619.013151]  ? perf_trace_sched_process_exec+0x860/0x860
[  619.018591]  ? xa_load+0x2ba/0x460
[  619.022130]  ? lock_downgrade+0x900/0x900
[  619.026271]  ? __might_sleep+0x95/0x190
[  619.030244]  __alloc_pages_nodemask+0xa80/0xde0
[  619.034910]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  619.039915]  ? __page_cache_alloc+0x191/0x5c0
[  619.044399]  ? xa_load+0x2e1/0x460
[  619.047926]  ? xa_clear_mark+0x40/0x40
[  619.051805]  ? zap_class+0x640/0x640
[  619.055515]  ? zap_class+0x640/0x640
[  619.059216]  ? zap_class+0x640/0x640
[  619.062921]  ? __do_page_cache_readahead+0x663/0x810
[  619.068013]  ? find_held_lock+0x36/0x1c0
[  619.072062]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  619.077601]  alloc_pages_current+0x173/0x350
[  619.082003]  __page_cache_alloc+0x38c/0x5c0
[  619.086312]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  619.091229]  ? kasan_check_read+0x11/0x20
[  619.095363]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  619.100626]  ? generic_perform_write+0x6a0/0x6a0
[  619.105370]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  619.110892]  ? check_preemption_disabled+0x48/0x280
[  619.115900]  filemap_fault+0x1595/0x25f0
[  619.119960]  ? __lock_page_or_retry+0xa00/0xa00
[  619.124620]  ? mark_held_locks+0x130/0x130
[  619.128850]  ? filemap_map_pages+0xd6b/0x1a20
[  619.133346]  ? lock_downgrade+0x900/0x900
[  619.137496]  ? check_preemption_disabled+0x48/0x280
[  619.142504]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  619.147419]  ? kasan_check_read+0x11/0x20
[  619.151558]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  619.156834]  ? rcu_softirq_qs+0x20/0x20
[  619.160810]  ? filemap_map_pages+0xd92/0x1a20
[  619.165313]  ? find_get_entries_tag+0x1400/0x1400
[  619.170145]  ? debug_object_destroy+0x2b0/0x2b0
[  619.174801]  ? lock_pi_update_atomic+0x150/0x150
[  619.179565]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  619.185105]  ? lock_acquire+0x1ed/0x520
[  619.189070]  ? ext4_filemap_fault+0x7a/0xad
[  619.193388]  ? lock_release+0xa00/0xa00
[  619.197351]  ? perf_trace_sched_process_exec+0x860/0x860
[  619.202792]  ? print_usage_bug+0xc0/0xc0
[  619.206846]  ? print_usage_bug+0xc0/0xc0
[  619.210907]  ? down_read+0x8d/0x120
[  619.214522]  ? ext4_filemap_fault+0x7a/0xad
[  619.218843]  ? __down_interruptible+0x700/0x700
[  619.223615]  ext4_filemap_fault+0x82/0xad
[  619.227755]  __do_fault+0x100/0x6b0
[  619.231380]  ? pmd_devmap_trans_unstable+0x220/0x220
[  619.236478]  ? mark_held_locks+0x130/0x130
[  619.240710]  ? mark_held_locks+0x130/0x130
[  619.244950]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  619.250482]  __handle_mm_fault+0x3ea0/0x5be0
[  619.254880]  ? perf_trace_lock+0x7a0/0x7a0
[  619.259113]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  619.263963]  ? zap_class+0x640/0x640
[  619.267665]  ? zap_class+0x640/0x640
[  619.271368]  ? __x64_sys_futex+0x53e/0x6a0
[  619.275597]  ? find_held_lock+0x36/0x1c0
[  619.279662]  ? handle_mm_fault+0x42a/0xc70
[  619.283891]  ? lock_downgrade+0x900/0x900
[  619.288029]  ? check_preemption_disabled+0x48/0x280
[  619.293056]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  619.297976]  ? kasan_check_read+0x11/0x20
[  619.302114]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  619.307384]  ? rcu_softirq_qs+0x20/0x20
[  619.311348]  ? trace_hardirqs_off_caller+0x310/0x310
[  619.316442]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  619.321968]  ? check_preemption_disabled+0x48/0x280
[  619.327001]  handle_mm_fault+0x54f/0xc70
[  619.331053]  ? __handle_mm_fault+0x5be0/0x5be0
[  619.335631]  ? find_vma+0x34/0x190
[  619.339171]  __do_page_fault+0x5e8/0xe60
[  619.343226]  ? trace_hardirqs_off+0xb8/0x310
[  619.347625]  ? retint_kernel+0x2d/0x2d
[  619.351515]  do_page_fault+0xf2/0x7e0
[  619.355323]  ? vmalloc_sync_all+0x30/0x30
[  619.359461]  ? error_entry+0x70/0xd0
[  619.363165]  ? trace_hardirqs_off_caller+0xbb/0x310
[  619.368171]  ? trace_hardirqs_on_caller+0xc0/0x310
[  619.373090]  ? syscall_return_slowpath+0x5e0/0x5e0
[  619.378009]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  619.382845]  ? trace_hardirqs_on_caller+0x310/0x310
[  619.387851]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  619.393297]  ? prepare_exit_to_usermode+0x291/0x3b0
[  619.398316]  ? page_fault+0x8/0x30
[  619.401845]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  619.406676]  ? page_fault+0x8/0x30
[  619.410220]  page_fault+0x1e/0x30
[  619.413663] RIP: 0033:0x45ddf3
[  619.416852] Code: Bad RIP value.
[  619.420201] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  619.425550] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  619.432808] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  619.440069] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  619.447451] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  619.454704] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  619.462061] warn_alloc_show_mem: 1 callbacks suppressed
[  619.462069] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  619.462070] Mem-Info:
[  619.462099] active_anon:48059 inactive_anon:331 isolated_anon:0
[  619.462099]  active_file:11 inactive_file:12 isolated_file:0
[  619.462099]  unevictable:0 dirty:0 writeback:0 unstable:0
[  619.462099]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  619.462099]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  619.462099]  free:13684 free_pcp:349 free_cma:0
[  619.467419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  619.474249] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  619.476628] Call Trace:
[  619.509478] 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
[  619.518915]  dump_stack+0x244/0x39d
[  619.546550] lowmem_reserve[]: 0 2818 6321 6321
[  619.549120]  ? dump_stack_print_info.cold.1+0x20/0x20
[  619.575278] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  619.578895]  warn_alloc.cold.116+0xb7/0x1bd
[  619.583436] lowmem_reserve[]: 0 0 3503 3503
[  619.588611]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  619.616070] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  619.620385]  ? lock_downgrade+0x900/0x900
[  619.624674] lowmem_reserve[]: 0 0 0 0
[  619.629510]  ? trace_hardirqs_off+0xb8/0x310
[  619.658559] 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
[  619.662694]  ? trace_hardirqs_off+0xb8/0x310
[  619.666457] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  619.670854]  __alloc_pages_slowpath+0x26e8/0x2e10
[  619.684451] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  619.684505] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  619.684513] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  619.684522] 403 total pagecache pages
[  619.688950]  ? warn_alloc+0x120/0x120
[  619.704072] 0 pages in swap cache
[  619.708891]  ? print_usage_bug+0xc0/0xc0
[  619.723166] Swap cache stats: add 0, delete 0, find 0/0
[  619.731991]  ? warn_alloc+0x120/0x120
[  619.740541] Free swap  = 0kB
[  619.744327]  ? warn_alloc+0x120/0x120
[  619.748094] Total swap = 0kB
[  619.751529]  ? print_usage_bug+0xc0/0xc0
[  619.755557] 1965979 pages RAM
[  619.760908]  ? print_usage_bug+0xc0/0xc0
[  619.764680] 0 pages HighMem/MovableOnly
[  619.767681]  ? __lock_acquire+0x62f/0x4c20
[  619.771447] 342853 pages reserved
[  619.774453]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  619.778476] 0 pages cma reserved
[  619.781571]  ? should_fail+0x22d/0xd01
[  619.785660] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  619.789566]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  619.793839] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  619.797207]  ? __lock_acquire+0x62f/0x4c20
[  619.802710] syz-fuzzer cpuset=/ mems_allowed=0
[  619.806073]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  619.845554]  ? __lock_acquire+0x62f/0x4c20
[  619.849780]  ? should_fail+0x22d/0xd01
[  619.853830]  ? mark_held_locks+0x130/0x130
[  619.858062]  ? mark_held_locks+0x130/0x130
[  619.862289]  ? zap_class+0x640/0x640
[  619.866001]  ? zap_class+0x640/0x640
[  619.869709]  ? print_usage_bug+0xc0/0xc0
[  619.873778]  ? mark_held_locks+0x130/0x130
[  619.878006]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  619.883538]  ? check_preemption_disabled+0x48/0x280
[  619.888555]  ? __lock_is_held+0xb5/0x140
[  619.892614]  __alloc_pages_nodemask+0xa80/0xde0
[  619.897276]  ? zap_class+0x640/0x640
[  619.900985]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  619.906003]  ? find_held_lock+0x36/0x1c0
[  619.910068]  ? ____cache_alloc_node+0x1c7/0x1e0
[  619.914739]  ? lock_downgrade+0x900/0x900
[  619.918889]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  619.924427]  cache_grow_begin+0xa5/0x8c0
[  619.928499]  ? do_raw_spin_unlock+0xa7/0x330
[  619.932910]  fallback_alloc+0x204/0x2e0
[  619.936899]  ____cache_alloc_node+0x1c7/0x1e0
[  619.941391]  kmem_cache_alloc_node+0xe3/0x730
[  619.945882]  ? ipv6_get_ifaddr+0x42e/0x620
[  619.950123]  __alloc_skb+0x119/0x770
[  619.953831]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  619.959102]  ? netdev_alloc_frag+0x1f0/0x1f0
[  619.963507]  ? lock_downgrade+0x900/0x900
[  619.967671]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  619.973199]  ? refcount_sub_and_test_checked+0x203/0x310
[  619.978644]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  619.984085]  ? addrconf_rs_timer+0x690/0x690
[  619.988505]  ndisc_alloc_skb+0x144/0x340
[  619.992566]  ndisc_send_rs+0x331/0x6e0
[  619.996451]  addrconf_rs_timer+0x314/0x690
[  620.000693]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  620.004931]  call_timer_fn+0x272/0x920
[  620.008816]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  620.013041]  ? process_timeout+0x40/0x40
[  620.017113]  ? __run_timers+0x7da/0xc70
[  620.021076]  ? _raw_spin_unlock_irq+0x27/0x80
[  620.025558]  ? _raw_spin_unlock_irq+0x27/0x80
[  620.030059]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  620.034282]  ? lockdep_hardirqs_on+0x296/0x5b0
[  620.038857]  ? trace_hardirqs_on+0xbd/0x310
[  620.043169]  ? kasan_check_read+0x11/0x20
[  620.047304]  ? __run_timers+0x7da/0xc70
[  620.051269]  ? trace_hardirqs_off_caller+0x310/0x310
[  620.056373]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  620.060594]  __run_timers+0x7e5/0xc70
[  620.064393]  ? timer_fixup_init+0x70/0x70
[  620.068534]  ? _raw_spin_unlock_irq+0x27/0x80
[  620.073015]  ? _raw_spin_unlock_irq+0x27/0x80
[  620.077513]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  620.082085]  ? trace_hardirqs_on+0xbd/0x310
[  620.086395]  ? kasan_check_read+0x11/0x20
[  620.090533]  ? finish_task_switch+0x1f4/0x910
[  620.095016]  ? trace_hardirqs_off_caller+0x310/0x310
[  620.100109]  ? compat_start_thread+0x80/0x80
[  620.104534]  ? pvclock_read_flags+0x160/0x160
[  620.109031]  ? __switch_to_asm+0x34/0x70
[  620.113083]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  620.118610]  ? check_preemption_disabled+0x48/0x280
[  620.123629]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  620.129160]  ? rcu_pm_notify+0xc0/0xc0
[  620.133041]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  620.138566]  ? check_preemption_disabled+0x48/0x280
[  620.143574]  run_timer_softirq+0x52/0xb0
[  620.147624]  ? rcu_read_lock_sched_held+0x14f/0x180
[  620.152629]  __do_softirq+0x308/0xb7e
[  620.156426]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  620.161535]  ? schedule+0x108/0x460
[  620.165161]  ? trace_hardirqs_off+0xb8/0x310
[  620.169556]  ? smpboot_thread_fn+0x68b/0xa00
[  620.173953]  ? trace_hardirqs_on+0x310/0x310
[  620.178348]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  620.183871]  ? check_preemption_disabled+0x48/0x280
[  620.188896]  ? takeover_tasklets+0xa90/0xa90
[  620.193295]  run_ksoftirqd+0x5e/0x100
[  620.197081]  smpboot_thread_fn+0x68b/0xa00
[  620.201305]  ? sort_range+0x30/0x30
[  620.204918]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  620.210013]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  620.215545]  ? __kthread_parkme+0xfb/0x1a0
[  620.219775]  ? sort_range+0x30/0x30
[  620.223389]  kthread+0x35a/0x440
[  620.226748]  ? kthread_stop+0x900/0x900
[  620.230714]  ret_from_fork+0x3a/0x50
[  620.234435] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  620.234521] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  620.241453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  620.241460] Call Trace:
[  620.248026] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  620.257263]  <IRQ>
[  620.259822] ksoftirqd/0 cpuset=/ mems_allowed=0
[  620.270117]  dump_stack+0x244/0x39d
[  620.280514]  ? dump_stack_print_info.cold.1+0x20/0x20
[  620.285709]  warn_alloc.cold.116+0xb7/0x1bd
[  620.290025]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  620.294865]  ? lock_downgrade+0x900/0x900
[  620.299010]  ? trace_hardirqs_off+0xb8/0x310
[  620.303422]  ? trace_hardirqs_off+0xb8/0x310
[  620.307832]  __alloc_pages_slowpath+0x26e8/0x2e10
[  620.312686]  ? warn_alloc+0x120/0x120
[  620.316479]  ? print_usage_bug+0xc0/0xc0
[  620.320534]  ? warn_alloc+0x120/0x120
[  620.324329]  ? warn_alloc+0x120/0x120
[  620.328121]  ? print_usage_bug+0xc0/0xc0
[  620.332171]  ? kvm_clock_read+0x18/0x30
[  620.336138]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  620.341145]  ? print_usage_bug+0xc0/0xc0
[  620.345209]  ? __lock_acquire+0x62f/0x4c20
[  620.349448]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  620.354975]  ? should_fail+0x22d/0xd01
[  620.358852]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  620.364121]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  620.369214]  ? __lock_acquire+0x62f/0x4c20
[  620.373458]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  620.378564]  ? __lock_acquire+0x62f/0x4c20
[  620.382792]  ? should_fail+0x22d/0xd01
[  620.386671]  ? rcu_irq_exit+0x1a2/0x390
[  620.390666]  ? mark_held_locks+0x130/0x130
[  620.394900]  ? mark_held_locks+0x130/0x130
[  620.399127]  ? mark_held_locks+0xc7/0x130
[  620.403266]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  620.408277]  ? zap_class+0x640/0x640
[  620.411981]  ? print_usage_bug+0xc0/0xc0
[  620.416037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  620.421567]  ? check_preemption_disabled+0x48/0x280
[  620.426586]  ? __lock_is_held+0xb5/0x140
[  620.430640]  __alloc_pages_nodemask+0xa80/0xde0
[  620.435297]  ? zap_class+0x640/0x640
[  620.439010]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  620.444027]  ? find_held_lock+0x36/0x1c0
[  620.448089]  ? ____cache_alloc_node+0x1c7/0x1e0
[  620.452746]  ? lock_downgrade+0x900/0x900
[  620.456888]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  620.462426]  cache_grow_begin+0xa5/0x8c0
[  620.466496]  ? do_raw_spin_unlock+0xa7/0x330
[  620.470899]  fallback_alloc+0x204/0x2e0
[  620.474867]  ____cache_alloc_node+0x1c7/0x1e0
[  620.479351]  kmem_cache_alloc_node+0xe3/0x730
[  620.483837]  ? ipv6_get_ifaddr+0x42e/0x620
[  620.488072]  __alloc_skb+0x119/0x770
[  620.491774]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  620.497042]  ? netdev_alloc_frag+0x1f0/0x1f0
[  620.501443]  ? lock_downgrade+0x900/0x900
[  620.505586]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  620.511111]  ? refcount_sub_and_test_checked+0x203/0x310
[  620.516591]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  620.522041]  ? addrconf_rs_timer+0x690/0x690
[  620.526451]  ndisc_alloc_skb+0x144/0x340
[  620.530508]  ndisc_send_rs+0x331/0x6e0
[  620.534390]  addrconf_rs_timer+0x314/0x690
[  620.538623]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  620.542940]  call_timer_fn+0x272/0x920
[  620.546815]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  620.551037]  ? process_timeout+0x40/0x40
[  620.555110]  ? mark_held_locks+0xc7/0x130
[  620.559249]  ? _raw_spin_unlock_irq+0x27/0x80
[  620.563735]  ? _raw_spin_unlock_irq+0x27/0x80
[  620.568223]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  620.572447]  ? lockdep_hardirqs_on+0x296/0x5b0
[  620.577021]  ? trace_hardirqs_on+0xbd/0x310
[  620.581347]  ? kasan_check_read+0x11/0x20
[  620.585483]  ? __run_timers+0x7da/0xc70
[  620.589446]  ? trace_hardirqs_off_caller+0x310/0x310
[  620.594552]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  620.598777]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  620.602997]  __run_timers+0x7e5/0xc70
[  620.606792]  ? timer_fixup_init+0x70/0x70
[  620.610928]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  620.615935]  ? zap_class+0x640/0x640
[  620.619653]  ? print_usage_bug+0xc0/0xc0
[  620.623705]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  620.628894]  ? find_held_lock+0x36/0x1c0
[  620.632957]  ? zap_class+0x640/0x640
[  620.636667]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  620.642218]  ? check_preemption_disabled+0x48/0x280
[  620.647232]  ? __lock_is_held+0xb5/0x140
[  620.651281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  620.656812]  ? check_preemption_disabled+0x48/0x280
[  620.661819]  run_timer_softirq+0x52/0xb0
[  620.665868]  ? rcu_read_lock_sched_held+0x14f/0x180
[  620.670874]  __do_softirq+0x308/0xb7e
[  620.674667]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  620.679170]  ? lock_downgrade+0x900/0x900
[  620.683310]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  620.688413]  ? pvclock_read_flags+0x160/0x160
[  620.692901]  ? lapic_next_event+0x5a/0x90
[  620.697127]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  620.702664]  ? kvm_clock_read+0x18/0x30
[  620.706630]  ? kvm_sched_clock_read+0x9/0x20
[  620.711043]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  620.716595]  ? check_preemption_disabled+0x48/0x280
[  620.721631]  irq_exit+0x17f/0x1c0
[  620.725098]  smp_apic_timer_interrupt+0x1cb/0x760
[  620.729947]  ? smp_reschedule_interrupt+0x109/0x650
[  620.734988]  ? smp_call_function_single_interrupt+0x650/0x650
[  620.740875]  ? interrupt_entry+0xb5/0xc0
[  620.744932]  ? trace_hardirqs_off_caller+0xbb/0x310
[  620.749940]  ? trace_hardirqs_off_caller+0xbb/0x310
[  620.754949]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  620.759784]  ? trace_hardirqs_on_caller+0x310/0x310
[  620.764788]  ? trace_hardirqs_on_caller+0x310/0x310
[  620.769808]  ? task_prio+0x50/0x50
[  620.773442]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  620.778969]  ? check_preemption_disabled+0x48/0x280
[  620.783981]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  620.788821]  apic_timer_interrupt+0xf/0x20
[  620.793046]  </IRQ>
[  620.795365] RIP: 0010:console_unlock+0x102f/0x1190
[  620.800305] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  620.819316] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  620.827029] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  620.834302] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  620.841576] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  620.848843] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  620.856110] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  620.863439]  ? netconsole_netdev_event+0x280/0x280
[  620.868375]  ? console_unlock+0x1026/0x1190
[  620.872724]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  620.877487]  ? vprintk_emit+0x846/0x990
[  620.881463]  ? lock_release+0xa00/0xa00
[  620.885440]  ? trace_hardirqs_on+0x70/0x310
[  620.889756]  ? vprintk_default+0x28/0x30
[  620.893813]  ? trace_hardirqs_off_caller+0x310/0x310
[  620.898916]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  620.904455]  vprintk_emit+0x391/0x990
[  620.908261]  ? wake_up_klogd+0x180/0x180
[  620.912323]  ? find_held_lock+0x11/0x1c0
[  620.916399]  ? mark_held_locks+0xc7/0x130
[  620.920574]  ? _raw_spin_unlock_irq+0x27/0x80
[  620.925079]  ? _raw_spin_unlock_irq+0x27/0x80
[  620.929602]  vprintk_default+0x28/0x30
[  620.933490]  vprintk_func+0x7e/0x181
[  620.937198]  printk+0xa7/0xcf
[  620.940298]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  620.945050]  ? _raw_spin_unlock_irq+0x60/0x80
[  620.949572]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  620.954880]  dump_header+0x7cc/0xf72
[  620.958601]  ? pagefault_out_of_memory+0x197/0x197
[  620.963547]  ? __lock_acquire+0x62f/0x4c20
[  620.967781]  ? percpu_ref_get_many+0x240/0x240
[  620.972360]  ? print_usage_bug+0xc0/0xc0
[  620.976427]  ? zap_class+0x640/0x640
[  620.980138]  ? print_usage_bug+0xc0/0xc0
[  620.984196]  ? zap_class+0x640/0x640
[  620.987901]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  620.993431]  ? find_held_lock+0x36/0x1c0
[  620.997492]  ? mark_held_locks+0xc7/0x130
[  621.001630]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  621.006717]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  621.011807]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  621.016487]  ? trace_hardirqs_on+0xbd/0x310
[  621.020801]  ? kasan_check_read+0x11/0x20
[  621.024943]  ? ___ratelimit+0x3b4/0x672
[  621.028914]  ? trace_hardirqs_off_caller+0x310/0x310
[  621.034011]  ? trace_hardirqs_on+0x310/0x310
[  621.038416]  ? lock_downgrade+0x900/0x900
[  621.042552]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  621.047641]  ? ___ratelimit+0x3b9/0x672
[  621.051606]  ? idr_get_free+0xf70/0xf70
[  621.055569]  ? kasan_check_read+0x11/0x20
[  621.059705]  ? do_raw_spin_unlock+0xa7/0x330
[  621.064110]  oom_kill_process.cold.27+0x10/0x903
[  621.068859]  ? zap_class+0x640/0x640
[  621.072560]  ? _raw_spin_unlock+0x2c/0x50
[  621.076713]  ? oom_badness+0xe6/0xaa0
[  621.080506]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  621.085424]  ? kasan_check_read+0x11/0x20
[  621.089565]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  621.094831]  ? oom_evaluate_task+0x540/0x540
[  621.099232]  ? find_held_lock+0x36/0x1c0
[  621.103288]  ? out_of_memory+0x974/0x1430
[  621.107429]  ? lock_downgrade+0x900/0x900
[  621.111566]  ? check_preemption_disabled+0x48/0x280
[  621.116578]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  621.121507]  ? kasan_check_read+0x11/0x20
[  621.125654]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  621.130922]  ? rcu_softirq_qs+0x20/0x20
[  621.134888]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  621.140414]  ? oom_evaluate_task+0x302/0x540
[  621.144810]  out_of_memory+0xa84/0x1430
[  621.148774]  ? oom_killer_disable+0x3a0/0x3a0
[  621.153257]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  621.158172]  ? __ww_mutex_check_waiters+0x160/0x160
[  621.163187]  __alloc_pages_slowpath+0x2354/0x2e10
[  621.168040]  ? warn_alloc+0x120/0x120
[  621.171829]  ? mark_held_locks+0x130/0x130
[  621.176054]  ? find_get_entry+0xaae/0x1120
[  621.180285]  ? filemap_map_pages+0x1a20/0x1a20
[  621.184857]  ? zap_class+0x640/0x640
[  621.188561]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  621.194089]  ? check_preemption_disabled+0x48/0x280
[  621.199098]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  621.204634]  ? should_fail+0x22d/0xd01
[  621.208517]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  621.213608]  ? zap_class+0x640/0x640
[  621.217364]  ? __lock_is_held+0xb5/0x140
[  621.221424]  ? mark_held_locks+0x130/0x130
[  621.225654]  ? lock_release+0xa00/0xa00
[  621.229622]  ? perf_trace_sched_process_exec+0x860/0x860
[  621.235063]  ? xa_load+0x2ba/0x460
[  621.238599]  ? lock_downgrade+0x900/0x900
[  621.242743]  ? __might_sleep+0x95/0x190
[  621.246715]  __alloc_pages_nodemask+0xa80/0xde0
[  621.251385]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  621.256396]  ? __page_cache_alloc+0x191/0x5c0
[  621.260881]  ? xa_load+0x2e1/0x460
[  621.264416]  ? xa_clear_mark+0x40/0x40
[  621.268299]  ? zap_class+0x640/0x640
[  621.272013]  ? zap_class+0x640/0x640
[  621.275715]  ? zap_class+0x640/0x640
[  621.279415]  ? __do_page_cache_readahead+0x663/0x810
[  621.284515]  ? find_held_lock+0x36/0x1c0
[  621.288573]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  621.294108]  alloc_pages_current+0x173/0x350
[  621.298511]  __page_cache_alloc+0x38c/0x5c0
[  621.302823]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  621.307749]  ? kasan_check_read+0x11/0x20
[  621.311890]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  621.317169]  ? generic_perform_write+0x6a0/0x6a0
[  621.321917]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  621.327450]  ? check_preemption_disabled+0x48/0x280
[  621.332468]  filemap_fault+0x1595/0x25f0
[  621.336531]  ? __lock_page_or_retry+0xa00/0xa00
[  621.341193]  ? mark_held_locks+0x130/0x130
[  621.345428]  ? filemap_map_pages+0xd6b/0x1a20
[  621.349915]  ? lock_downgrade+0x900/0x900
[  621.354057]  ? check_preemption_disabled+0x48/0x280
[  621.359064]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  621.363983]  ? kasan_check_read+0x11/0x20
[  621.368121]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  621.373399]  ? rcu_softirq_qs+0x20/0x20
[  621.377375]  ? filemap_map_pages+0xd92/0x1a20
[  621.381876]  ? find_get_entries_tag+0x1400/0x1400
[  621.386718]  ? debug_object_destroy+0x2b0/0x2b0
[  621.391381]  ? lock_pi_update_atomic+0x150/0x150
[  621.396124]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  621.401667]  ? lock_acquire+0x1ed/0x520
[  621.405638]  ? ext4_filemap_fault+0x7a/0xad
[  621.409958]  ? lock_release+0xa00/0xa00
[  621.413922]  ? perf_trace_sched_process_exec+0x860/0x860
[  621.419365]  ? print_usage_bug+0xc0/0xc0
[  621.423421]  ? print_usage_bug+0xc0/0xc0
[  621.427491]  ? down_read+0x8d/0x120
[  621.431116]  ? ext4_filemap_fault+0x7a/0xad
[  621.435433]  ? __down_interruptible+0x700/0x700
[  621.440107]  ext4_filemap_fault+0x82/0xad
[  621.444251]  __do_fault+0x100/0x6b0
[  621.447873]  ? pmd_devmap_trans_unstable+0x220/0x220
[  621.452974]  ? mark_held_locks+0x130/0x130
[  621.457201]  ? mark_held_locks+0x130/0x130
[  621.461460]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  621.467008]  __handle_mm_fault+0x3ea0/0x5be0
[  621.471409]  ? perf_trace_lock+0x7a0/0x7a0
[  621.475645]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  621.480506]  ? zap_class+0x640/0x640
[  621.484222]  ? zap_class+0x640/0x640
[  621.487928]  ? __x64_sys_futex+0x53e/0x6a0
[  621.492163]  ? find_held_lock+0x36/0x1c0
[  621.496224]  ? handle_mm_fault+0x42a/0xc70
[  621.500454]  ? lock_downgrade+0x900/0x900
[  621.504593]  ? check_preemption_disabled+0x48/0x280
[  621.509605]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  621.514524]  ? kasan_check_read+0x11/0x20
[  621.518664]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  621.523930]  ? rcu_softirq_qs+0x20/0x20
[  621.527900]  ? trace_hardirqs_off_caller+0x310/0x310
[  621.532992]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  621.538518]  ? check_preemption_disabled+0x48/0x280
[  621.543532]  handle_mm_fault+0x54f/0xc70
[  621.547585]  ? __handle_mm_fault+0x5be0/0x5be0
[  621.552159]  ? find_vma+0x34/0x190
[  621.555714]  __do_page_fault+0x5e8/0xe60
[  621.559764]  ? trace_hardirqs_off+0xb8/0x310
[  621.564156]  ? retint_kernel+0x2d/0x2d
[  621.568036]  do_page_fault+0xf2/0x7e0
[  621.571825]  ? vmalloc_sync_all+0x30/0x30
[  621.575959]  ? error_entry+0x70/0xd0
[  621.579659]  ? trace_hardirqs_off_caller+0xbb/0x310
[  621.584665]  ? trace_hardirqs_on_caller+0xc0/0x310
[  621.589581]  ? syscall_return_slowpath+0x5e0/0x5e0
[  621.594498]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  621.599337]  ? trace_hardirqs_on_caller+0x310/0x310
[  621.604348]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  621.609795]  ? prepare_exit_to_usermode+0x291/0x3b0
[  621.614797]  ? page_fault+0x8/0x30
[  621.618330]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  621.623164]  ? page_fault+0x8/0x30
[  621.626694]  page_fault+0x1e/0x30
[  621.630132] RIP: 0033:0x45ddf3
[  621.633331] Code: Bad RIP value.
[  621.636683] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  621.642048] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  621.649315] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  621.656571] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  621.663833] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  621.671094] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  621.678378] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  621.678382] warn_alloc_show_mem: 1 callbacks suppressed
[  621.678388] Mem-Info:
[  621.685420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  621.690791] active_anon:48059 inactive_anon:331 isolated_anon:0
[  621.690791]  active_file:11 inactive_file:12 isolated_file:0
[  621.690791]  unevictable:0 dirty:0 writeback:0 unstable:0
[  621.690791]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  621.690791]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  621.690791]  free:13684 free_pcp:349 free_cma:0
[  621.693154] Call Trace:
[  621.702518] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  621.735383]  dump_stack+0x244/0x39d
[  621.737930] 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
[  621.765593]  ? dump_stack_print_info.cold.1+0x20/0x20
[  621.769189] lowmem_reserve[]: 0 2818 6321 6321
[  621.795292]  warn_alloc.cold.116+0xb7/0x1bd
[  621.800447] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  621.805015]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  621.809309] lowmem_reserve[]: 0 0 3503 3503
[  621.836807]  ? lock_downgrade+0x900/0x900
[  621.841618] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  621.845933]  ? trace_hardirqs_off+0xb8/0x310
[  621.850043] lowmem_reserve[]: 0 0 0 0
[  621.879438]  ? trace_hardirqs_off+0xb8/0x310
[  621.883815] 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
[  621.887611]  __alloc_pages_slowpath+0x26e8/0x2e10
[  621.891982] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  621.905527]  ? warn_alloc+0x120/0x120
[  621.910317] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  621.925481]  ? print_usage_bug+0xc0/0xc0
[  621.929257] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  621.943544]  ? warn_alloc+0x120/0x120
[  621.947579] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  621.956400]  ? warn_alloc+0x120/0x120
[  621.960176] 403 total pagecache pages
[  621.968734]  ? print_usage_bug+0xc0/0xc0
[  621.972518] 0 pages in swap cache
[  621.976299]  ? print_usage_bug+0xc0/0xc0
[  621.980338] Swap cache stats: add 0, delete 0, find 0/0
[  621.983773]  ? __lock_acquire+0x62f/0x4c20
[  621.987803] Free swap  = 0kB
[  621.993157]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  621.997353] Total swap = 0kB
[  622.000371]  ? should_fail+0x22d/0xd01
[  622.005877] 1965979 pages RAM
[  622.008883]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  622.012736] 0 pages HighMem/MovableOnly
[  622.015822]  ? __lock_acquire+0x62f/0x4c20
[  622.020892] 342853 pages reserved
[  622.024848]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  622.029048] 0 pages cma reserved
[  622.032485]  ? __lock_acquire+0x62f/0x4c20
[  622.037612] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  622.040898]  ? should_fail+0x22d/0xd01
[  622.040912]  ? find_held_lock+0x36/0x1c0
[  622.045192] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  622.051596]  ? mark_held_locks+0x130/0x130
[  622.055447] syz-fuzzer cpuset=/ mems_allowed=0
[  622.059493]  ? mark_held_locks+0x130/0x130
[  622.082675]  ? zap_class+0x640/0x640
[  622.086382]  ? mark_held_locks+0xc7/0x130
[  622.090518]  ? do_raw_spin_unlock+0xa7/0x330
[  622.094943]  ? zap_class+0x640/0x640
[  622.098646]  ? print_usage_bug+0xc0/0xc0
[  622.102697]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  622.108227]  ? check_preemption_disabled+0x48/0x280
[  622.113239]  ? __lock_is_held+0xb5/0x140
[  622.117303]  __alloc_pages_nodemask+0xa80/0xde0
[  622.121971]  ? zap_class+0x640/0x640
[  622.125684]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  622.130697]  ? find_held_lock+0x36/0x1c0
[  622.134755]  ? ____cache_alloc_node+0x1c7/0x1e0
[  622.139417]  ? lock_downgrade+0x900/0x900
[  622.143562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  622.149095]  cache_grow_begin+0xa5/0x8c0
[  622.153144]  ? do_raw_spin_unlock+0xa7/0x330
[  622.157551]  fallback_alloc+0x204/0x2e0
[  622.161528]  ____cache_alloc_node+0x1c7/0x1e0
[  622.166016]  kmem_cache_alloc_node+0xe3/0x730
[  622.170516]  ? ipv6_get_ifaddr+0x42e/0x620
[  622.174750]  __alloc_skb+0x119/0x770
[  622.178453]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  622.183734]  ? netdev_alloc_frag+0x1f0/0x1f0
[  622.188131]  ? lock_downgrade+0x900/0x900
[  622.192277]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  622.197808]  ? refcount_sub_and_test_checked+0x203/0x310
[  622.203338]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  622.208949]  ? addrconf_rs_timer+0x690/0x690
[  622.213353]  ndisc_alloc_skb+0x144/0x340
[  622.217407]  ndisc_send_rs+0x331/0x6e0
[  622.221288]  addrconf_rs_timer+0x314/0x690
[  622.225522]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  622.229769]  call_timer_fn+0x272/0x920
[  622.233643]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  622.237863]  ? process_timeout+0x40/0x40
[  622.241929]  ? __run_timers+0x7da/0xc70
[  622.245893]  ? _raw_spin_unlock_irq+0x27/0x80
[  622.250396]  ? _raw_spin_unlock_irq+0x27/0x80
[  622.254876]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  622.259096]  ? lockdep_hardirqs_on+0x296/0x5b0
[  622.263668]  ? trace_hardirqs_on+0xbd/0x310
[  622.267977]  ? kasan_check_read+0x11/0x20
[  622.272109]  ? __run_timers+0x7da/0xc70
[  622.276071]  ? trace_hardirqs_off_caller+0x310/0x310
[  622.281173]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  622.285412]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  622.289639]  __run_timers+0x7e5/0xc70
[  622.293445]  ? timer_fixup_init+0x70/0x70
[  622.297584]  ? _raw_spin_unlock_irq+0x27/0x80
[  622.302074]  ? _raw_spin_unlock_irq+0x27/0x80
[  622.306561]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  622.311136]  ? trace_hardirqs_on+0xbd/0x310
[  622.315448]  ? kasan_check_read+0x11/0x20
[  622.319598]  ? finish_task_switch+0x1f4/0x910
[  622.324087]  ? trace_hardirqs_off_caller+0x310/0x310
[  622.329201]  ? compat_start_thread+0x80/0x80
[  622.333625]  ? pvclock_read_flags+0x160/0x160
[  622.338118]  ? __switch_to_asm+0x34/0x70
[  622.342172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  622.347699]  ? check_preemption_disabled+0x48/0x280
[  622.352718]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  622.358337]  ? rcu_pm_notify+0xc0/0xc0
[  622.362216]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  622.367766]  ? check_preemption_disabled+0x48/0x280
[  622.372784]  run_timer_softirq+0x52/0xb0
[  622.376843]  ? rcu_read_lock_sched_held+0x14f/0x180
[  622.381848]  __do_softirq+0x308/0xb7e
[  622.385652]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  622.390755]  ? schedule+0x108/0x460
[  622.394385]  ? trace_hardirqs_off+0xb8/0x310
[  622.398790]  ? smpboot_thread_fn+0x68b/0xa00
[  622.403205]  ? trace_hardirqs_on+0x310/0x310
[  622.407606]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  622.413135]  ? check_preemption_disabled+0x48/0x280
[  622.418143]  ? takeover_tasklets+0xa90/0xa90
[  622.422544]  run_ksoftirqd+0x5e/0x100
[  622.426336]  smpboot_thread_fn+0x68b/0xa00
[  622.430563]  ? sort_range+0x30/0x30
[  622.434182]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  622.439278]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  622.444810]  ? __kthread_parkme+0xfb/0x1a0
[  622.449045]  ? sort_range+0x30/0x30
[  622.452667]  kthread+0x35a/0x440
[  622.456025]  ? kthread_stop+0x900/0x900
[  622.460003]  ret_from_fork+0x3a/0x50
[  622.463728] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  622.463804] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  622.470729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  622.470735] Call Trace:
[  622.477376] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  622.486536]  <IRQ>
[  622.489100] ksoftirqd/0 cpuset=/ mems_allowed=0
[  622.499399]  dump_stack+0x244/0x39d
[  622.509784]  ? dump_stack_print_info.cold.1+0x20/0x20
[  622.514979]  warn_alloc.cold.116+0xb7/0x1bd
[  622.519396]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  622.524239]  ? lock_downgrade+0x900/0x900
[  622.528388]  ? trace_hardirqs_off+0xb8/0x310
[  622.532815]  ? trace_hardirqs_off+0xb8/0x310
[  622.537223]  __alloc_pages_slowpath+0x26e8/0x2e10
[  622.542087]  ? warn_alloc+0x120/0x120
[  622.545889]  ? print_usage_bug+0xc0/0xc0
[  622.549969]  ? warn_alloc+0x120/0x120
[  622.553771]  ? warn_alloc+0x120/0x120
[  622.557562]  ? print_usage_bug+0xc0/0xc0
[  622.561629]  ? kvm_clock_read+0x18/0x30
[  622.565593]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  622.570599]  ? print_usage_bug+0xc0/0xc0
[  622.574669]  ? __lock_acquire+0x62f/0x4c20
[  622.578898]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  622.584426]  ? should_fail+0x22d/0xd01
[  622.588307]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  622.593582]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  622.598775]  ? __lock_acquire+0x62f/0x4c20
[  622.603009]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  622.608105]  ? __lock_acquire+0x62f/0x4c20
[  622.612331]  ? should_fail+0x22d/0xd01
[  622.616211]  ? rcu_irq_exit+0x1a2/0x390
[  622.620193]  ? mark_held_locks+0x130/0x130
[  622.624433]  ? mark_held_locks+0x130/0x130
[  622.628668]  ? mark_held_locks+0xc7/0x130
[  622.632811]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  622.637823]  ? zap_class+0x640/0x640
[  622.641529]  ? print_usage_bug+0xc0/0xc0
[  622.645584]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  622.651113]  ? check_preemption_disabled+0x48/0x280
[  622.656132]  ? __lock_is_held+0xb5/0x140
[  622.660193]  __alloc_pages_nodemask+0xa80/0xde0
[  622.664860]  ? zap_class+0x640/0x640
[  622.668570]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  622.673588]  ? find_held_lock+0x36/0x1c0
[  622.677653]  ? ____cache_alloc_node+0x1c7/0x1e0
[  622.682319]  ? lock_downgrade+0x900/0x900
[  622.686464]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  622.692001]  cache_grow_begin+0xa5/0x8c0
[  622.696058]  ? do_raw_spin_unlock+0xa7/0x330
[  622.700465]  fallback_alloc+0x204/0x2e0
[  622.704440]  ____cache_alloc_node+0x1c7/0x1e0
[  622.708930]  kmem_cache_alloc_node+0xe3/0x730
[  622.713416]  ? ipv6_get_ifaddr+0x42e/0x620
[  622.717653]  __alloc_skb+0x119/0x770
[  622.721372]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  622.726643]  ? netdev_alloc_frag+0x1f0/0x1f0
[  622.731042]  ? lock_downgrade+0x900/0x900
[  622.735187]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  622.740727]  ? refcount_sub_and_test_checked+0x203/0x310
[  622.746175]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  622.751620]  ? addrconf_rs_timer+0x690/0x690
[  622.756032]  ndisc_alloc_skb+0x144/0x340
[  622.760092]  ndisc_send_rs+0x331/0x6e0
[  622.763982]  addrconf_rs_timer+0x314/0x690
[  622.768217]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  622.772455]  call_timer_fn+0x272/0x920
[  622.776336]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  622.780560]  ? process_timeout+0x40/0x40
[  622.784618]  ? mark_held_locks+0xc7/0x130
[  622.788758]  ? _raw_spin_unlock_irq+0x27/0x80
[  622.793240]  ? _raw_spin_unlock_irq+0x27/0x80
[  622.797724]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  622.801946]  ? lockdep_hardirqs_on+0x296/0x5b0
[  622.806525]  ? trace_hardirqs_on+0xbd/0x310
[  622.810837]  ? kasan_check_read+0x11/0x20
[  622.814977]  ? __run_timers+0x7da/0xc70
[  622.818988]  ? trace_hardirqs_off_caller+0x310/0x310
[  622.824114]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  622.828354]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  622.832576]  __run_timers+0x7e5/0xc70
[  622.836386]  ? timer_fixup_init+0x70/0x70
[  622.840533]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  622.845541]  ? zap_class+0x640/0x640
[  622.849252]  ? print_usage_bug+0xc0/0xc0
[  622.853314]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  622.858503]  ? find_held_lock+0x36/0x1c0
[  622.862561]  ? zap_class+0x640/0x640
[  622.866277]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  622.871809]  ? check_preemption_disabled+0x48/0x280
[  622.876825]  ? __lock_is_held+0xb5/0x140
[  622.880879]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  622.886408]  ? check_preemption_disabled+0x48/0x280
[  622.891430]  run_timer_softirq+0x52/0xb0
[  622.895482]  ? rcu_read_lock_sched_held+0x14f/0x180
[  622.900494]  __do_softirq+0x308/0xb7e
[  622.904304]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  622.908791]  ? lock_downgrade+0x900/0x900
[  622.912937]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  622.918043]  ? pvclock_read_flags+0x160/0x160
[  622.922538]  ? lapic_next_event+0x5a/0x90
[  622.926680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  622.932223]  ? kvm_clock_read+0x18/0x30
[  622.936209]  ? kvm_sched_clock_read+0x9/0x20
[  622.940613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  622.946142]  ? check_preemption_disabled+0x48/0x280
[  622.951164]  irq_exit+0x17f/0x1c0
[  622.954616]  smp_apic_timer_interrupt+0x1cb/0x760
[  622.959469]  ? smp_reschedule_interrupt+0x109/0x650
[  622.964480]  ? smp_call_function_single_interrupt+0x650/0x650
[  622.970358]  ? interrupt_entry+0xb5/0xc0
[  622.974413]  ? trace_hardirqs_off_caller+0xbb/0x310
[  622.979418]  ? trace_hardirqs_off_caller+0xbb/0x310
[  622.984426]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  622.989262]  ? trace_hardirqs_on_caller+0x310/0x310
[  622.994274]  ? trace_hardirqs_on_caller+0x310/0x310
[  622.999289]  ? task_prio+0x50/0x50
[  623.002820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  623.008350]  ? check_preemption_disabled+0x48/0x280
[  623.013362]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  623.018209]  apic_timer_interrupt+0xf/0x20
[  623.022433]  </IRQ>
[  623.024662] RIP: 0010:console_unlock+0x102f/0x1190
[  623.029590] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  623.048482] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  623.056185] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  623.063442] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  623.070703] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  623.077963] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  623.085224] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  623.092489]  ? netconsole_netdev_event+0x280/0x280
[  623.097420]  ? console_unlock+0x1026/0x1190
[  623.101748]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  623.106404]  ? vprintk_emit+0x846/0x990
[  623.110368]  ? lock_release+0xa00/0xa00
[  623.114332]  ? trace_hardirqs_on+0x70/0x310
[  623.118646]  ? vprintk_default+0x28/0x30
[  623.122697]  ? trace_hardirqs_off_caller+0x310/0x310
[  623.127787]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  623.133317]  vprintk_emit+0x391/0x990
[  623.137104]  ? wake_up_klogd+0x180/0x180
[  623.141159]  ? find_held_lock+0x11/0x1c0
[  623.145223]  ? mark_held_locks+0xc7/0x130
[  623.149370]  ? _raw_spin_unlock_irq+0x27/0x80
[  623.153851]  ? _raw_spin_unlock_irq+0x27/0x80
[  623.158336]  vprintk_default+0x28/0x30
[  623.162213]  vprintk_func+0x7e/0x181
[  623.165921]  printk+0xa7/0xcf
[  623.169018]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  623.173764]  ? _raw_spin_unlock_irq+0x60/0x80
[  623.178260]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  623.183538]  dump_header+0x7cc/0xf72
[  623.187250]  ? pagefault_out_of_memory+0x197/0x197
[  623.192178]  ? __lock_acquire+0x62f/0x4c20
[  623.196413]  ? percpu_ref_get_many+0x240/0x240
[  623.200987]  ? print_usage_bug+0xc0/0xc0
[  623.205056]  ? zap_class+0x640/0x640
[  623.208761]  ? print_usage_bug+0xc0/0xc0
[  623.212816]  ? zap_class+0x640/0x640
[  623.216523]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  623.222055]  ? find_held_lock+0x36/0x1c0
[  623.226113]  ? mark_held_locks+0xc7/0x130
[  623.230252]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  623.235343]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  623.240436]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  623.245031]  ? trace_hardirqs_on+0xbd/0x310
[  623.249346]  ? kasan_check_read+0x11/0x20
[  623.253482]  ? ___ratelimit+0x3b4/0x672
[  623.257447]  ? trace_hardirqs_off_caller+0x310/0x310
[  623.262535]  ? trace_hardirqs_on+0x310/0x310
[  623.266934]  ? lock_downgrade+0x900/0x900
[  623.271076]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  623.276177]  ? ___ratelimit+0x3b9/0x672
[  623.280144]  ? idr_get_free+0xf70/0xf70
[  623.284109]  ? kasan_check_read+0x11/0x20
[  623.288261]  ? do_raw_spin_unlock+0xa7/0x330
[  623.292663]  oom_kill_process.cold.27+0x10/0x903
[  623.297411]  ? zap_class+0x640/0x640
[  623.301119]  ? _raw_spin_unlock+0x2c/0x50
[  623.305253]  ? oom_badness+0xe6/0xaa0
[  623.309039]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  623.313956]  ? kasan_check_read+0x11/0x20
[  623.318093]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  623.323362]  ? oom_evaluate_task+0x540/0x540
[  623.327757]  ? find_held_lock+0x36/0x1c0
[  623.331810]  ? out_of_memory+0x974/0x1430
[  623.335949]  ? lock_downgrade+0x900/0x900
[  623.340087]  ? check_preemption_disabled+0x48/0x280
[  623.345092]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  623.350022]  ? kasan_check_read+0x11/0x20
[  623.354160]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  623.359546]  ? rcu_softirq_qs+0x20/0x20
[  623.363516]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  623.369229]  ? oom_evaluate_task+0x302/0x540
[  623.373638]  out_of_memory+0xa84/0x1430
[  623.377608]  ? oom_killer_disable+0x3a0/0x3a0
[  623.382096]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  623.387016]  ? __ww_mutex_check_waiters+0x160/0x160
[  623.392029]  __alloc_pages_slowpath+0x2354/0x2e10
[  623.396886]  ? warn_alloc+0x120/0x120
[  623.400678]  ? mark_held_locks+0x130/0x130
[  623.404908]  ? find_get_entry+0xaae/0x1120
[  623.409140]  ? filemap_map_pages+0x1a20/0x1a20
[  623.413717]  ? zap_class+0x640/0x640
[  623.417418]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  623.422939]  ? check_preemption_disabled+0x48/0x280
[  623.427944]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  623.433472]  ? should_fail+0x22d/0xd01
[  623.437359]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  623.442454]  ? zap_class+0x640/0x640
[  623.446190]  ? __lock_is_held+0xb5/0x140
[  623.450251]  ? mark_held_locks+0x130/0x130
[  623.454475]  ? lock_release+0xa00/0xa00
[  623.458434]  ? perf_trace_sched_process_exec+0x860/0x860
[  623.463877]  ? xa_load+0x2ba/0x460
[  623.467409]  ? lock_downgrade+0x900/0x900
[  623.471548]  ? __might_sleep+0x95/0x190
[  623.475510]  __alloc_pages_nodemask+0xa80/0xde0
[  623.480172]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  623.485195]  ? __page_cache_alloc+0x191/0x5c0
[  623.489678]  ? xa_load+0x2e1/0x460
[  623.493239]  ? xa_clear_mark+0x40/0x40
[  623.497144]  ? zap_class+0x640/0x640
[  623.500855]  ? zap_class+0x640/0x640
[  623.504562]  ? zap_class+0x640/0x640
[  623.508268]  ? __do_page_cache_readahead+0x663/0x810
[  623.513366]  ? find_held_lock+0x36/0x1c0
[  623.517418]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  623.522950]  alloc_pages_current+0x173/0x350
[  623.527353]  __page_cache_alloc+0x38c/0x5c0
[  623.531660]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  623.536594]  ? kasan_check_read+0x11/0x20
[  623.540735]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  623.546004]  ? generic_perform_write+0x6a0/0x6a0
[  623.550750]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  623.556276]  ? check_preemption_disabled+0x48/0x280
[  623.561300]  filemap_fault+0x1595/0x25f0
[  623.565358]  ? __lock_page_or_retry+0xa00/0xa00
[  623.570019]  ? mark_held_locks+0x130/0x130
[  623.574258]  ? filemap_map_pages+0xd6b/0x1a20
[  623.578743]  ? lock_downgrade+0x900/0x900
[  623.582881]  ? check_preemption_disabled+0x48/0x280
[  623.587898]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  623.592810]  ? kasan_check_read+0x11/0x20
[  623.596946]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  623.602212]  ? rcu_softirq_qs+0x20/0x20
[  623.606185]  ? filemap_map_pages+0xd92/0x1a20
[  623.610677]  ? find_get_entries_tag+0x1400/0x1400
[  623.615514]  ? debug_object_destroy+0x2b0/0x2b0
[  623.620178]  ? lock_pi_update_atomic+0x150/0x150
[  623.624922]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  623.630458]  ? lock_acquire+0x1ed/0x520
[  623.634422]  ? ext4_filemap_fault+0x7a/0xad
[  623.638737]  ? lock_release+0xa00/0xa00
[  623.642697]  ? perf_trace_sched_process_exec+0x860/0x860
[  623.648137]  ? print_usage_bug+0xc0/0xc0
[  623.652188]  ? print_usage_bug+0xc0/0xc0
[  623.656243]  ? down_read+0x8d/0x120
[  623.659860]  ? ext4_filemap_fault+0x7a/0xad
[  623.664173]  ? __down_interruptible+0x700/0x700
[  623.668838]  ext4_filemap_fault+0x82/0xad
[  623.672975]  __do_fault+0x100/0x6b0
[  623.676593]  ? pmd_devmap_trans_unstable+0x220/0x220
[  623.681710]  ? mark_held_locks+0x130/0x130
[  623.686080]  ? mark_held_locks+0x130/0x130
[  623.690313]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  623.695840]  __handle_mm_fault+0x3ea0/0x5be0
[  623.700239]  ? perf_trace_lock+0x7a0/0x7a0
[  623.704469]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  623.709317]  ? zap_class+0x640/0x640
[  623.713022]  ? zap_class+0x640/0x640
[  623.716730]  ? __x64_sys_futex+0x53e/0x6a0
[  623.720957]  ? find_held_lock+0x36/0x1c0
[  623.725113]  ? handle_mm_fault+0x42a/0xc70
[  623.729346]  ? lock_downgrade+0x900/0x900
[  623.733484]  ? check_preemption_disabled+0x48/0x280
[  623.738488]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  623.743404]  ? kasan_check_read+0x11/0x20
[  623.747544]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  623.752814]  ? rcu_softirq_qs+0x20/0x20
[  623.756776]  ? trace_hardirqs_off_caller+0x310/0x310
[  623.761883]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  623.767412]  ? check_preemption_disabled+0x48/0x280
[  623.772423]  handle_mm_fault+0x54f/0xc70
[  623.776475]  ? __handle_mm_fault+0x5be0/0x5be0
[  623.781047]  ? find_vma+0x34/0x190
[  623.784667]  __do_page_fault+0x5e8/0xe60
[  623.788712]  ? trace_hardirqs_off+0xb8/0x310
[  623.793105]  ? retint_kernel+0x2d/0x2d
[  623.796993]  do_page_fault+0xf2/0x7e0
[  623.800784]  ? vmalloc_sync_all+0x30/0x30
[  623.804919]  ? error_entry+0x70/0xd0
[  623.808622]  ? trace_hardirqs_off_caller+0xbb/0x310
[  623.813627]  ? trace_hardirqs_on_caller+0xc0/0x310
[  623.818557]  ? syscall_return_slowpath+0x5e0/0x5e0
[  623.823476]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  623.828307]  ? trace_hardirqs_on_caller+0x310/0x310
[  623.833314]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  623.838755]  ? prepare_exit_to_usermode+0x291/0x3b0
[  623.843760]  ? page_fault+0x8/0x30
[  623.847291]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  623.852629]  ? page_fault+0x8/0x30
[  623.856159]  page_fault+0x1e/0x30
[  623.859609] RIP: 0033:0x45ddf3
[  623.862801] Code: Bad RIP value.
[  623.866154] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  623.871504] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  623.878758] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  623.886015] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  623.893287] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  623.901117] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  623.908395] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  623.908399] warn_alloc_show_mem: 1 callbacks suppressed
[  623.908404] Mem-Info:
[  623.915231] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  623.920586] active_anon:48059 inactive_anon:331 isolated_anon:0
[  623.920586]  active_file:11 inactive_file:12 isolated_file:0
[  623.920586]  unevictable:0 dirty:0 writeback:0 unstable:0
[  623.920586]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  623.920586]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  623.920586]  free:13684 free_pcp:349 free_cma:0
[  623.922951] Call Trace:
[  623.932321] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  623.965162]  dump_stack+0x244/0x39d
[  623.967717] 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
[  623.995379]  ? dump_stack_print_info.cold.1+0x20/0x20
[  623.998970] lowmem_reserve[]: 0 2818 6321 6321
[  624.025079]  warn_alloc.cold.116+0xb7/0x1bd
[  624.030219] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  624.034788]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  624.039076] lowmem_reserve[]: 0 0 3503 3503
[  624.066563]  ? lock_downgrade+0x900/0x900
[  624.071372] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  624.075684]  ? trace_hardirqs_off+0xb8/0x310
[  624.079795] lowmem_reserve[]: 0 0 0 0
[  624.108945]  ? trace_hardirqs_off+0xb8/0x310
[  624.113317] 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
[  624.117111]  __alloc_pages_slowpath+0x26e8/0x2e10
[  624.121484] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  624.135011]  ? warn_alloc+0x120/0x120
[  624.139801] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  624.154959]  ? print_usage_bug+0xc0/0xc0
[  624.158739] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  624.173021]  ? warn_alloc+0x120/0x120
[  624.177051] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  624.185866]  ? warn_alloc+0x120/0x120
[  624.189634] 403 total pagecache pages
[  624.198186]  ? print_usage_bug+0xc0/0xc0
[  624.201960] 0 pages in swap cache
[  624.205740]  ? print_usage_bug+0xc0/0xc0
[  624.209774] Swap cache stats: add 0, delete 0, find 0/0
[  624.213208]  ? print_usage_bug+0xc0/0xc0
[  624.217239] Free swap  = 0kB
[  624.222583]  ? __lock_acquire+0x62f/0x4c20
[  624.226608] Total swap = 0kB
[  624.229611]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  624.233824] 1965979 pages RAM
[  624.236849]  ? should_fail+0x22d/0xd01
[  624.242361] 0 pages HighMem/MovableOnly
[  624.245451]  ? __lock_acquire+0x62f/0x4c20
[  624.249308] 342853 pages reserved
[  624.253272]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  624.257471] 0 pages cma reserved
[  624.260902]  ? __lock_acquire+0x62f/0x4c20
[  624.266028] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  624.269321]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  624.273601] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  624.280007]  ? __lock_acquire+0x62f/0x4c20
[  624.285079] syz-fuzzer cpuset=/ mems_allowed=0
[  624.295283]  ? should_fail+0x22d/0xd01
[  624.307920]  ? mark_held_locks+0x130/0x130
[  624.312150]  ? mark_held_locks+0x130/0x130
[  624.316384]  ? lock_downgrade+0x900/0x900
[  624.320528]  ? zap_class+0x640/0x640
[  624.324239]  ? print_usage_bug+0xc0/0xc0
[  624.328304]  ? trace_hardirqs_off+0xb8/0x310
[  624.332711]  ? kasan_check_read+0x11/0x20
[  624.336853]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  624.342385]  ? check_preemption_disabled+0x48/0x280
[  624.347400]  ? __lock_is_held+0xb5/0x140
[  624.351457]  __alloc_pages_nodemask+0xa80/0xde0
[  624.356123]  ? zap_class+0x640/0x640
[  624.359832]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  624.364850]  ? find_held_lock+0x36/0x1c0
[  624.368910]  ? ____cache_alloc_node+0x1c7/0x1e0
[  624.373575]  ? lock_downgrade+0x900/0x900
[  624.377721]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  624.383261]  cache_grow_begin+0xa5/0x8c0
[  624.387323]  ? do_raw_spin_unlock+0xa7/0x330
[  624.391730]  fallback_alloc+0x204/0x2e0
[  624.395790]  ____cache_alloc_node+0x1c7/0x1e0
[  624.400288]  kmem_cache_alloc_node+0xe3/0x730
[  624.404776]  ? ipv6_get_ifaddr+0x42e/0x620
[  624.409014]  __alloc_skb+0x119/0x770
[  624.412722]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  624.417992]  ? netdev_alloc_frag+0x1f0/0x1f0
[  624.422394]  ? lock_downgrade+0x900/0x900
[  624.426543]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  624.432087]  ? refcount_sub_and_test_checked+0x203/0x310
[  624.437537]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  624.442981]  ? addrconf_rs_timer+0x690/0x690
[  624.447401]  ndisc_alloc_skb+0x144/0x340
[  624.451457]  ndisc_send_rs+0x331/0x6e0
[  624.455345]  addrconf_rs_timer+0x314/0x690
[  624.459589]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  624.463827]  call_timer_fn+0x272/0x920
[  624.467706]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  624.471933]  ? process_timeout+0x40/0x40
[  624.475988]  ? __run_timers+0x7da/0xc70
[  624.479951]  ? _raw_spin_unlock_irq+0x27/0x80
[  624.484431]  ? _raw_spin_unlock_irq+0x27/0x80
[  624.488916]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  624.493143]  ? lockdep_hardirqs_on+0x296/0x5b0
[  624.497715]  ? trace_hardirqs_on+0xbd/0x310
[  624.502030]  ? kasan_check_read+0x11/0x20
[  624.506171]  ? __run_timers+0x7da/0xc70
[  624.510137]  ? trace_hardirqs_off_caller+0x310/0x310
[  624.515253]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  624.519477]  __run_timers+0x7e5/0xc70
[  624.523280]  ? timer_fixup_init+0x70/0x70
[  624.527424]  ? _raw_spin_unlock_irq+0x27/0x80
[  624.531911]  ? _raw_spin_unlock_irq+0x27/0x80
[  624.536413]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  624.541003]  ? trace_hardirqs_on+0xbd/0x310
[  624.545322]  ? kasan_check_read+0x11/0x20
[  624.549461]  ? finish_task_switch+0x1f4/0x910
[  624.553947]  ? trace_hardirqs_off_caller+0x310/0x310
[  624.559048]  ? compat_start_thread+0x80/0x80
[  624.563468]  ? pvclock_read_flags+0x160/0x160
[  624.567968]  ? __switch_to_asm+0x34/0x70
[  624.572019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  624.577552]  ? check_preemption_disabled+0x48/0x280
[  624.582570]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  624.588101]  ? rcu_pm_notify+0xc0/0xc0
[  624.591979]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  624.597509]  ? check_preemption_disabled+0x48/0x280
[  624.602519]  run_timer_softirq+0x52/0xb0
[  624.606571]  ? rcu_read_lock_sched_held+0x14f/0x180
[  624.611580]  __do_softirq+0x308/0xb7e
[  624.615393]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  624.620498]  ? schedule+0x108/0x460
[  624.624125]  ? trace_hardirqs_off+0xb8/0x310
[  624.628526]  ? smpboot_thread_fn+0x68b/0xa00
[  624.632923]  ? trace_hardirqs_on+0x310/0x310
[  624.637323]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  624.642856]  ? check_preemption_disabled+0x48/0x280
[  624.647963]  ? takeover_tasklets+0xa90/0xa90
[  624.652384]  run_ksoftirqd+0x5e/0x100
[  624.656178]  smpboot_thread_fn+0x68b/0xa00
[  624.660408]  ? sort_range+0x30/0x30
[  624.664026]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  624.669133]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  624.674664]  ? __kthread_parkme+0xfb/0x1a0
[  624.678895]  ? sort_range+0x30/0x30
[  624.682521]  kthread+0x35a/0x440
[  624.685877]  ? kthread_stop+0x900/0x900
[  624.689844]  ret_from_fork+0x3a/0x50
[  624.693566] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  624.693631] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  624.700571] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  624.700578] Call Trace:
[  624.707131] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  624.716388]  <IRQ>
[  624.718950] ksoftirqd/0 cpuset=/ mems_allowed=0
[  624.729247]  dump_stack+0x244/0x39d
[  624.739649]  ? dump_stack_print_info.cold.1+0x20/0x20
[  624.744860]  warn_alloc.cold.116+0xb7/0x1bd
[  624.749178]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  624.754038]  ? lock_downgrade+0x900/0x900
[  624.758188]  ? trace_hardirqs_off+0xb8/0x310
[  624.762596]  ? trace_hardirqs_off+0xb8/0x310
[  624.767004]  __alloc_pages_slowpath+0x26e8/0x2e10
[  624.771874]  ? warn_alloc+0x120/0x120
[  624.775670]  ? print_usage_bug+0xc0/0xc0
[  624.779725]  ? warn_alloc+0x120/0x120
[  624.783526]  ? warn_alloc+0x120/0x120
[  624.787322]  ? print_usage_bug+0xc0/0xc0
[  624.791377]  ? kvm_clock_read+0x18/0x30
[  624.795349]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  624.800359]  ? print_usage_bug+0xc0/0xc0
[  624.804414]  ? __lock_acquire+0x62f/0x4c20
[  624.808646]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  624.814181]  ? should_fail+0x22d/0xd01
[  624.818060]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  624.823339]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  624.828438]  ? __lock_acquire+0x62f/0x4c20
[  624.832675]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  624.837768]  ? __lock_acquire+0x62f/0x4c20
[  624.842000]  ? should_fail+0x22d/0xd01
[  624.845884]  ? rcu_irq_exit+0x1a2/0x390
[  624.849859]  ? mark_held_locks+0x130/0x130
[  624.854613]  ? mark_held_locks+0x130/0x130
[  624.858846]  ? mark_held_locks+0xc7/0x130
[  624.862990]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  624.868008]  ? zap_class+0x640/0x640
[  624.871723]  ? print_usage_bug+0xc0/0xc0
[  624.875786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  624.881317]  ? check_preemption_disabled+0x48/0x280
[  624.886339]  ? __lock_is_held+0xb5/0x140
[  624.890399]  __alloc_pages_nodemask+0xa80/0xde0
[  624.895066]  ? zap_class+0x640/0x640
[  624.898786]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  624.903813]  ? find_held_lock+0x36/0x1c0
[  624.907876]  ? ____cache_alloc_node+0x1c7/0x1e0
[  624.912539]  ? lock_downgrade+0x900/0x900
[  624.916686]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  624.922222]  cache_grow_begin+0xa5/0x8c0
[  624.926275]  ? do_raw_spin_unlock+0xa7/0x330
[  624.930684]  fallback_alloc+0x204/0x2e0
[  624.934662]  ____cache_alloc_node+0x1c7/0x1e0
[  624.939161]  kmem_cache_alloc_node+0xe3/0x730
[  624.943651]  ? ipv6_get_ifaddr+0x42e/0x620
[  624.947891]  __alloc_skb+0x119/0x770
[  624.951597]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  624.956873]  ? netdev_alloc_frag+0x1f0/0x1f0
[  624.961272]  ? lock_downgrade+0x900/0x900
[  624.965420]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  624.970947]  ? refcount_sub_and_test_checked+0x203/0x310
[  624.976396]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  624.981841]  ? addrconf_rs_timer+0x690/0x690
[  624.986260]  ndisc_alloc_skb+0x144/0x340
[  624.990319]  ndisc_send_rs+0x331/0x6e0
[  624.994205]  addrconf_rs_timer+0x314/0x690
[  624.998441]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  625.002681]  call_timer_fn+0x272/0x920
[  625.006560]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  625.010790]  ? process_timeout+0x40/0x40
[  625.014864]  ? mark_held_locks+0xc7/0x130
[  625.019010]  ? _raw_spin_unlock_irq+0x27/0x80
[  625.023498]  ? _raw_spin_unlock_irq+0x27/0x80
[  625.028014]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  625.032244]  ? lockdep_hardirqs_on+0x296/0x5b0
[  625.036821]  ? trace_hardirqs_on+0xbd/0x310
[  625.041153]  ? kasan_check_read+0x11/0x20
[  625.045292]  ? __run_timers+0x7da/0xc70
[  625.049294]  ? trace_hardirqs_off_caller+0x310/0x310
[  625.054395]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  625.058628]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  625.062853]  __run_timers+0x7e5/0xc70
[  625.066655]  ? timer_fixup_init+0x70/0x70
[  625.070796]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  625.075803]  ? zap_class+0x640/0x640
[  625.079516]  ? print_usage_bug+0xc0/0xc0
[  625.083574]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  625.088765]  ? find_held_lock+0x36/0x1c0
[  625.092839]  ? zap_class+0x640/0x640
[  625.096551]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  625.102080]  ? check_preemption_disabled+0x48/0x280
[  625.107184]  ? __lock_is_held+0xb5/0x140
[  625.111238]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  625.116772]  ? check_preemption_disabled+0x48/0x280
[  625.121791]  run_timer_softirq+0x52/0xb0
[  625.125842]  ? rcu_read_lock_sched_held+0x14f/0x180
[  625.130849]  __do_softirq+0x308/0xb7e
[  625.134641]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  625.139129]  ? lock_downgrade+0x900/0x900
[  625.143272]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  625.148377]  ? pvclock_read_flags+0x160/0x160
[  625.152866]  ? lapic_next_event+0x5a/0x90
[  625.157020]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  625.162554]  ? kvm_clock_read+0x18/0x30
[  625.166522]  ? kvm_sched_clock_read+0x9/0x20
[  625.170923]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  625.176457]  ? check_preemption_disabled+0x48/0x280
[  625.181474]  irq_exit+0x17f/0x1c0
[  625.184919]  smp_apic_timer_interrupt+0x1cb/0x760
[  625.189753]  ? smp_reschedule_interrupt+0x109/0x650
[  625.194761]  ? smp_call_function_single_interrupt+0x650/0x650
[  625.200636]  ? interrupt_entry+0xb5/0xc0
[  625.204694]  ? trace_hardirqs_off_caller+0xbb/0x310
[  625.209704]  ? trace_hardirqs_off_caller+0xbb/0x310
[  625.214715]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  625.219560]  ? trace_hardirqs_on_caller+0x310/0x310
[  625.224568]  ? trace_hardirqs_on_caller+0x310/0x310
[  625.229580]  ? task_prio+0x50/0x50
[  625.233120]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  625.238655]  ? check_preemption_disabled+0x48/0x280
[  625.243667]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  625.248514]  apic_timer_interrupt+0xf/0x20
[  625.252740]  </IRQ>
[  625.254971] RIP: 0010:console_unlock+0x102f/0x1190
[  625.259902] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  625.278905] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  625.286622] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  625.293886] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  625.301154] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  625.308418] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  625.315675] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  625.322947]  ? netconsole_netdev_event+0x280/0x280
[  625.327879]  ? console_unlock+0x1026/0x1190
[  625.332210]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  625.336868]  ? vprintk_emit+0x846/0x990
[  625.340842]  ? lock_release+0xa00/0xa00
[  625.344808]  ? trace_hardirqs_on+0x70/0x310
[  625.349125]  ? vprintk_default+0x28/0x30
[  625.353186]  ? trace_hardirqs_off_caller+0x310/0x310
[  625.358287]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  625.363822]  vprintk_emit+0x391/0x990
[  625.367621]  ? wake_up_klogd+0x180/0x180
[  625.371680]  ? find_held_lock+0x11/0x1c0
[  625.375747]  ? mark_held_locks+0xc7/0x130
[  625.379889]  ? _raw_spin_unlock_irq+0x27/0x80
[  625.384378]  ? _raw_spin_unlock_irq+0x27/0x80
[  625.388871]  vprintk_default+0x28/0x30
[  625.392754]  vprintk_func+0x7e/0x181
[  625.396464]  printk+0xa7/0xcf
[  625.399564]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  625.404325]  ? _raw_spin_unlock_irq+0x60/0x80
[  625.408826]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  625.414103]  dump_header+0x7cc/0xf72
[  625.417824]  ? pagefault_out_of_memory+0x197/0x197
[  625.422758]  ? __lock_acquire+0x62f/0x4c20
[  625.426995]  ? percpu_ref_get_many+0x240/0x240
[  625.431584]  ? print_usage_bug+0xc0/0xc0
[  625.435645]  ? zap_class+0x640/0x640
[  625.439357]  ? print_usage_bug+0xc0/0xc0
[  625.443414]  ? zap_class+0x640/0x640
[  625.447124]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  625.452656]  ? find_held_lock+0x36/0x1c0
[  625.456724]  ? mark_held_locks+0xc7/0x130
[  625.460868]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  625.465971]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  625.471069]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  625.475647]  ? trace_hardirqs_on+0xbd/0x310
[  625.479969]  ? kasan_check_read+0x11/0x20
[  625.484107]  ? ___ratelimit+0x3b4/0x672
[  625.488087]  ? trace_hardirqs_off_caller+0x310/0x310
[  625.493183]  ? trace_hardirqs_on+0x310/0x310
[  625.497587]  ? lock_downgrade+0x900/0x900
[  625.501735]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  625.506829]  ? ___ratelimit+0x3b9/0x672
[  625.510799]  ? idr_get_free+0xf70/0xf70
[  625.514765]  ? kasan_check_read+0x11/0x20
[  625.518902]  ? do_raw_spin_unlock+0xa7/0x330
[  625.523309]  oom_kill_process.cold.27+0x10/0x903
[  625.528059]  ? zap_class+0x640/0x640
[  625.531763]  ? _raw_spin_unlock+0x2c/0x50
[  625.535901]  ? oom_badness+0xe6/0xaa0
[  625.539713]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  625.544634]  ? kasan_check_read+0x11/0x20
[  625.548777]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  625.554046]  ? oom_evaluate_task+0x540/0x540
[  625.558455]  ? find_held_lock+0x36/0x1c0
[  625.562514]  ? out_of_memory+0x974/0x1430
[  625.566655]  ? lock_downgrade+0x900/0x900
[  625.570799]  ? check_preemption_disabled+0x48/0x280
[  625.575816]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  625.580738]  ? kasan_check_read+0x11/0x20
[  625.584881]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  625.590151]  ? rcu_softirq_qs+0x20/0x20
[  625.594124]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  625.599651]  ? oom_evaluate_task+0x302/0x540
[  625.604059]  out_of_memory+0xa84/0x1430
[  625.608038]  ? oom_killer_disable+0x3a0/0x3a0
[  625.612526]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  625.617450]  ? __ww_mutex_check_waiters+0x160/0x160
[  625.622469]  __alloc_pages_slowpath+0x2354/0x2e10
[  625.627340]  ? warn_alloc+0x120/0x120
[  625.631135]  ? mark_held_locks+0x130/0x130
[  625.635367]  ? find_get_entry+0xaae/0x1120
[  625.639611]  ? filemap_map_pages+0x1a20/0x1a20
[  625.644191]  ? zap_class+0x640/0x640
[  625.647906]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  625.653438]  ? check_preemption_disabled+0x48/0x280
[  625.658448]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  625.663975]  ? should_fail+0x22d/0xd01
[  625.667857]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  625.672961]  ? zap_class+0x640/0x640
[  625.676701]  ? __lock_is_held+0xb5/0x140
[  625.680765]  ? mark_held_locks+0x130/0x130
[  625.685133]  ? lock_release+0xa00/0xa00
[  625.689164]  ? perf_trace_sched_process_exec+0x860/0x860
[  625.694612]  ? xa_load+0x2ba/0x460
[  625.698144]  ? lock_downgrade+0x900/0x900
[  625.702288]  ? __might_sleep+0x95/0x190
[  625.706258]  __alloc_pages_nodemask+0xa80/0xde0
[  625.710924]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  625.715944]  ? __page_cache_alloc+0x191/0x5c0
[  625.720432]  ? xa_load+0x2e1/0x460
[  625.723968]  ? xa_clear_mark+0x40/0x40
[  625.727845]  ? zap_class+0x640/0x640
[  625.731556]  ? zap_class+0x640/0x640
[  625.735265]  ? zap_class+0x640/0x640
[  625.738972]  ? __do_page_cache_readahead+0x663/0x810
[  625.744073]  ? find_held_lock+0x36/0x1c0
[  625.748136]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  625.753670]  alloc_pages_current+0x173/0x350
[  625.758101]  __page_cache_alloc+0x38c/0x5c0
[  625.762415]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  625.767334]  ? kasan_check_read+0x11/0x20
[  625.771473]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  625.776745]  ? generic_perform_write+0x6a0/0x6a0
[  625.781492]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  625.787023]  ? check_preemption_disabled+0x48/0x280
[  625.792035]  filemap_fault+0x1595/0x25f0
[  625.796095]  ? __lock_page_or_retry+0xa00/0xa00
[  625.800756]  ? mark_held_locks+0x130/0x130
[  625.804991]  ? filemap_map_pages+0xd6b/0x1a20
[  625.809492]  ? lock_downgrade+0x900/0x900
[  625.813642]  ? check_preemption_disabled+0x48/0x280
[  625.818696]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  625.823730]  ? kasan_check_read+0x11/0x20
[  625.827898]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  625.833195]  ? rcu_softirq_qs+0x20/0x20
[  625.837198]  ? filemap_map_pages+0xd92/0x1a20
[  625.841742]  ? find_get_entries_tag+0x1400/0x1400
[  625.846600]  ? debug_object_destroy+0x2b0/0x2b0
[  625.852810]  ? lock_pi_update_atomic+0x150/0x150
[  625.857590]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  625.863153]  ? lock_acquire+0x1ed/0x520
[  625.867141]  ? ext4_filemap_fault+0x7a/0xad
[  625.871473]  ? lock_release+0xa00/0xa00
[  625.875454]  ? perf_trace_sched_process_exec+0x860/0x860
[  625.880925]  ? print_usage_bug+0xc0/0xc0
[  625.884991]  ? print_usage_bug+0xc0/0xc0
[  625.889076]  ? down_read+0x8d/0x120
[  625.892702]  ? ext4_filemap_fault+0x7a/0xad
[  625.897019]  ? __down_interruptible+0x700/0x700
[  625.901694]  ext4_filemap_fault+0x82/0xad
[  625.905838]  __do_fault+0x100/0x6b0
[  625.909462]  ? pmd_devmap_trans_unstable+0x220/0x220
[  625.914562]  ? mark_held_locks+0x130/0x130
[  625.918790]  ? mark_held_locks+0x130/0x130
[  625.923026]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  625.928557]  __handle_mm_fault+0x3ea0/0x5be0
[  625.932955]  ? perf_trace_lock+0x7a0/0x7a0
[  625.937188]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  625.942047]  ? zap_class+0x640/0x640
[  625.945752]  ? zap_class+0x640/0x640
[  625.949456]  ? __x64_sys_futex+0x53e/0x6a0
[  625.953692]  ? find_held_lock+0x36/0x1c0
[  625.957753]  ? handle_mm_fault+0x42a/0xc70
[  625.961983]  ? lock_downgrade+0x900/0x900
[  625.966126]  ? check_preemption_disabled+0x48/0x280
[  625.971143]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  625.976080]  ? kasan_check_read+0x11/0x20
[  625.980222]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  625.985491]  ? rcu_softirq_qs+0x20/0x20
[  625.989458]  ? trace_hardirqs_off_caller+0x310/0x310
[  625.994565]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  626.000095]  ? check_preemption_disabled+0x48/0x280
[  626.005111]  handle_mm_fault+0x54f/0xc70
[  626.009168]  ? __handle_mm_fault+0x5be0/0x5be0
[  626.013745]  ? find_vma+0x34/0x190
[  626.017282]  __do_page_fault+0x5e8/0xe60
[  626.021341]  ? trace_hardirqs_off+0xb8/0x310
[  626.025741]  ? retint_kernel+0x2d/0x2d
[  626.029632]  do_page_fault+0xf2/0x7e0
[  626.033431]  ? vmalloc_sync_all+0x30/0x30
[  626.037572]  ? error_entry+0x70/0xd0
[  626.041281]  ? trace_hardirqs_off_caller+0xbb/0x310
[  626.046288]  ? trace_hardirqs_on_caller+0xc0/0x310
[  626.051214]  ? syscall_return_slowpath+0x5e0/0x5e0
[  626.056133]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  626.061056]  ? trace_hardirqs_on_caller+0x310/0x310
[  626.066066]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  626.071512]  ? prepare_exit_to_usermode+0x291/0x3b0
[  626.076526]  ? page_fault+0x8/0x30
[  626.080063]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  626.084909]  ? page_fault+0x8/0x30
[  626.088449]  page_fault+0x1e/0x30
[  626.091892] RIP: 0033:0x45ddf3
[  626.095095] Code: Bad RIP value.
[  626.098449] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  626.103802] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  626.111137] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  626.118401] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  626.125664] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  626.132929] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  626.140212] warn_alloc_show_mem: 1 callbacks suppressed
[  626.140221] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  626.140223] Mem-Info:
[  626.140252] active_anon:48059 inactive_anon:331 isolated_anon:0
[  626.140252]  active_file:11 inactive_file:12 isolated_file:0
[  626.140252]  unevictable:0 dirty:0 writeback:0 unstable:0
[  626.140252]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  626.140252]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  626.140252]  free:13684 free_pcp:349 free_cma:0
[  626.145587] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  626.152418] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  626.154802] Call Trace:
[  626.187660] 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
[  626.197009]  dump_stack+0x244/0x39d
[  626.224647] lowmem_reserve[]: 0 2818 6321 6321
[  626.227218]  ? dump_stack_print_info.cold.1+0x20/0x20
[  626.253289] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  626.256925]  warn_alloc.cold.116+0xb7/0x1bd
[  626.261467] lowmem_reserve[]: 0 0 3503 3503
[  626.266645]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  626.294112] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  626.298428]  ? lock_downgrade+0x900/0x900
[  626.302715] lowmem_reserve[]: 0 0 0 0
[  626.307547]  ? trace_hardirqs_off+0xb8/0x310
[  626.336832] 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
[  626.340975]  ? trace_hardirqs_off+0xb8/0x310
[  626.344740] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  626.349148]  __alloc_pages_slowpath+0x26e8/0x2e10
[  626.362634] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  626.367049]  ? warn_alloc+0x120/0x120
[  626.382171] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  626.387080]  ? print_usage_bug+0xc0/0xc0
[  626.401359] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  626.405139]  ? warn_alloc+0x120/0x120
[  626.413944] 403 total pagecache pages
[  626.417995]  ? warn_alloc+0x120/0x120
[  626.426543] 0 pages in swap cache
[  626.430319]  ? print_usage_bug+0xc0/0xc0
[  626.434091] Swap cache stats: add 0, delete 0, find 0/0
[  626.437884]  ? print_usage_bug+0xc0/0xc0
[  626.441308] Free swap  = 0kB
[  626.445355]  ? __lock_acquire+0x62f/0x4c20
[  626.450686] Total swap = 0kB
[  626.454733]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  626.457716] 1965979 pages RAM
[  626.461935]  ? should_fail+0x22d/0xd01
[  626.464924] 0 pages HighMem/MovableOnly
[  626.470445]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  626.473522] 342853 pages reserved
[  626.477393]  ? __lock_acquire+0x62f/0x4c20
[  626.481336] 0 pages cma reserved
[  626.486425]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  626.489910] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  626.494082]  ? __lock_acquire+0x62f/0x4c20
[  626.494095]  ? should_fail+0x22d/0xd01
[  626.494111]  ? find_held_lock+0x36/0x1c0
[  626.497512] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  626.502537]  ? mark_held_locks+0x130/0x130
[  626.508996] syz-fuzzer cpuset=/ mems_allowed=0
[  626.513218]  ? mark_held_locks+0x130/0x130
[  626.544449]  ? zap_class+0x640/0x640
[  626.548205]  ? mark_held_locks+0xc7/0x130
[  626.552368]  ? do_raw_spin_unlock+0xa7/0x330
[  626.556789]  ? zap_class+0x640/0x640
[  626.560506]  ? print_usage_bug+0xc0/0xc0
[  626.564586]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  626.570145]  ? check_preemption_disabled+0x48/0x280
[  626.575171]  ? __lock_is_held+0xb5/0x140
[  626.579248]  __alloc_pages_nodemask+0xa80/0xde0
[  626.583914]  ? zap_class+0x640/0x640
[  626.587624]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  626.592643]  ? find_held_lock+0x36/0x1c0
[  626.596708]  ? ____cache_alloc_node+0x1c7/0x1e0
[  626.601369]  ? lock_downgrade+0x900/0x900
[  626.605532]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  626.611069]  cache_grow_begin+0xa5/0x8c0
[  626.615124]  ? do_raw_spin_unlock+0xa7/0x330
[  626.619529]  fallback_alloc+0x204/0x2e0
[  626.623504]  ____cache_alloc_node+0x1c7/0x1e0
[  626.627995]  kmem_cache_alloc_node+0xe3/0x730
[  626.632481]  ? ipv6_get_ifaddr+0x42e/0x620
[  626.636718]  __alloc_skb+0x119/0x770
[  626.640425]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  626.645700]  ? netdev_alloc_frag+0x1f0/0x1f0
[  626.650110]  ? lock_downgrade+0x900/0x900
[  626.654255]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  626.659785]  ? refcount_sub_and_test_checked+0x203/0x310
[  626.665233]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  626.670676]  ? addrconf_rs_timer+0x690/0x690
[  626.675107]  ndisc_alloc_skb+0x144/0x340
[  626.679161]  ndisc_send_rs+0x331/0x6e0
[  626.683065]  addrconf_rs_timer+0x314/0x690
[  626.687296]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  626.691559]  call_timer_fn+0x272/0x920
[  626.695437]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  626.699663]  ? process_timeout+0x40/0x40
[  626.703746]  ? __run_timers+0x7da/0xc70
[  626.707726]  ? _raw_spin_unlock_irq+0x27/0x80
[  626.712210]  ? _raw_spin_unlock_irq+0x27/0x80
[  626.716693]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  626.720933]  ? lockdep_hardirqs_on+0x296/0x5b0
[  626.725518]  ? trace_hardirqs_on+0xbd/0x310
[  626.729850]  ? kasan_check_read+0x11/0x20
[  626.734081]  ? __run_timers+0x7da/0xc70
[  626.738053]  ? trace_hardirqs_off_caller+0x310/0x310
[  626.743151]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  626.747381]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  626.751608]  __run_timers+0x7e5/0xc70
[  626.755409]  ? timer_fixup_init+0x70/0x70
[  626.759546]  ? _raw_spin_unlock_irq+0x27/0x80
[  626.764035]  ? _raw_spin_unlock_irq+0x27/0x80
[  626.768523]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  626.773101]  ? trace_hardirqs_on+0xbd/0x310
[  626.777413]  ? kasan_check_read+0x11/0x20
[  626.781556]  ? finish_task_switch+0x1f4/0x910
[  626.786047]  ? trace_hardirqs_off_caller+0x310/0x310
[  626.791233]  ? compat_start_thread+0x80/0x80
[  626.795653]  ? pvclock_read_flags+0x160/0x160
[  626.800137]  ? __switch_to_asm+0x34/0x70
[  626.804190]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  626.809722]  ? check_preemption_disabled+0x48/0x280
[  626.814736]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  626.820268]  ? rcu_pm_notify+0xc0/0xc0
[  626.824151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  626.829678]  ? check_preemption_disabled+0x48/0x280
[  626.834694]  run_timer_softirq+0x52/0xb0
[  626.838746]  ? rcu_read_lock_sched_held+0x14f/0x180
[  626.843756]  __do_softirq+0x308/0xb7e
[  626.847556]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  626.852653]  ? schedule+0x108/0x460
[  626.856279]  ? trace_hardirqs_off+0xb8/0x310
[  626.860676]  ? smpboot_thread_fn+0x68b/0xa00
[  626.865075]  ? trace_hardirqs_on+0x310/0x310
[  626.869475]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  626.875007]  ? check_preemption_disabled+0x48/0x280
[  626.880019]  ? takeover_tasklets+0xa90/0xa90
[  626.884431]  run_ksoftirqd+0x5e/0x100
[  626.888229]  smpboot_thread_fn+0x68b/0xa00
[  626.892461]  ? sort_range+0x30/0x30
[  626.896086]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  626.901188]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  626.906726]  ? __kthread_parkme+0xfb/0x1a0
[  626.910955]  ? sort_range+0x30/0x30
[  626.914571]  kthread+0x35a/0x440
[  626.917931]  ? kthread_stop+0x900/0x900
[  626.921895]  ret_from_fork+0x3a/0x50
[  626.925620] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  626.925694] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  626.932626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  626.932631] Call Trace:
[  626.932636]  <IRQ>
[  626.932651]  dump_stack+0x244/0x39d
[  626.932668]  ? dump_stack_print_info.cold.1+0x20/0x20
[  626.939179] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  626.948478]  warn_alloc.cold.116+0xb7/0x1bd
[  626.951027] ksoftirqd/0 cpuset=/ mems_allowed=0
[  626.953167]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  626.986007]  ? lock_downgrade+0x900/0x900
[  626.990161]  ? trace_hardirqs_off+0xb8/0x310
[  626.994568]  ? trace_hardirqs_off+0xb8/0x310
[  626.998982]  __alloc_pages_slowpath+0x26e8/0x2e10
[  627.003849]  ? warn_alloc+0x120/0x120
[  627.007642]  ? print_usage_bug+0xc0/0xc0
[  627.011695]  ? warn_alloc+0x120/0x120
[  627.015491]  ? warn_alloc+0x120/0x120
[  627.019284]  ? print_usage_bug+0xc0/0xc0
[  627.023357]  ? print_usage_bug+0xc0/0xc0
[  627.027413]  ? __lock_acquire+0x62f/0x4c20
[  627.031646]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  627.037175]  ? should_fail+0x22d/0xd01
[  627.041060]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  627.046154]  ? __lock_acquire+0x62f/0x4c20
[  627.050383]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  627.055474]  ? __lock_acquire+0x62f/0x4c20
[  627.059702]  ? should_fail+0x22d/0xd01
[  627.063591]  ? mark_held_locks+0x130/0x130
[  627.067824]  ? mark_held_locks+0x130/0x130
[  627.072045]  ? zap_class+0x640/0x640
[  627.075758]  ? zap_class+0x640/0x640
[  627.079465]  ? print_usage_bug+0xc0/0xc0
[  627.083519]  ? wq_watchdog_touch+0x9c/0xfe
[  627.087754]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  627.093291]  ? check_preemption_disabled+0x48/0x280
[  627.098306]  ? __lock_is_held+0xb5/0x140
[  627.102367]  __alloc_pages_nodemask+0xa80/0xde0
[  627.107032]  ? zap_class+0x640/0x640
[  627.110748]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  627.115767]  ? find_held_lock+0x36/0x1c0
[  627.119835]  ? ____cache_alloc_node+0x1c7/0x1e0
[  627.124499]  ? lock_downgrade+0x900/0x900
[  627.128651]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  627.134186]  cache_grow_begin+0xa5/0x8c0
[  627.138242]  ? do_raw_spin_unlock+0xa7/0x330
[  627.142654]  fallback_alloc+0x204/0x2e0
[  627.146629]  ____cache_alloc_node+0x1c7/0x1e0
[  627.151136]  kmem_cache_alloc_node+0xe3/0x730
[  627.155622]  ? ipv6_get_ifaddr+0x42e/0x620
[  627.159858]  __alloc_skb+0x119/0x770
[  627.163568]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  627.168838]  ? netdev_alloc_frag+0x1f0/0x1f0
[  627.173237]  ? lock_downgrade+0x900/0x900
[  627.177383]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  627.182909]  ? refcount_sub_and_test_checked+0x203/0x310
[  627.188352]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  627.193804]  ? addrconf_rs_timer+0x690/0x690
[  627.198217]  ndisc_alloc_skb+0x144/0x340
[  627.202279]  ndisc_send_rs+0x331/0x6e0
[  627.206162]  addrconf_rs_timer+0x314/0x690
[  627.210396]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  627.214636]  call_timer_fn+0x272/0x920
[  627.218521]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  627.222759]  ? process_timeout+0x40/0x40
[  627.226825]  ? mark_held_locks+0xc7/0x130
[  627.230967]  ? _raw_spin_unlock_irq+0x27/0x80
[  627.235453]  ? _raw_spin_unlock_irq+0x27/0x80
[  627.239941]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  627.244169]  ? lockdep_hardirqs_on+0x296/0x5b0
[  627.248744]  ? trace_hardirqs_on+0xbd/0x310
[  627.253056]  ? kasan_check_read+0x11/0x20
[  627.257194]  ? __run_timers+0x7da/0xc70
[  627.261164]  ? trace_hardirqs_off_caller+0x310/0x310
[  627.266273]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  627.270497]  __run_timers+0x7e5/0xc70
[  627.274298]  ? timer_fixup_init+0x70/0x70
[  627.278460]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  627.283469]  ? zap_class+0x640/0x640
[  627.287184]  ? print_usage_bug+0xc0/0xc0
[  627.291253]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  627.296440]  ? find_held_lock+0x36/0x1c0
[  627.300515]  ? zap_class+0x640/0x640
[  627.304238]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  627.309774]  ? check_preemption_disabled+0x48/0x280
[  627.314807]  ? __lock_is_held+0xb5/0x140
[  627.318860]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  627.324390]  ? check_preemption_disabled+0x48/0x280
[  627.329490]  run_timer_softirq+0x52/0xb0
[  627.333554]  ? rcu_read_lock_sched_held+0x14f/0x180
[  627.338563]  __do_softirq+0x308/0xb7e
[  627.342360]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  627.346847]  ? lock_downgrade+0x900/0x900
[  627.350988]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  627.356088]  ? pvclock_read_flags+0x160/0x160
[  627.360583]  ? lapic_next_event+0x5a/0x90
[  627.364821]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  627.370355]  ? kvm_clock_read+0x18/0x30
[  627.374320]  ? kvm_sched_clock_read+0x9/0x20
[  627.378725]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  627.384257]  ? check_preemption_disabled+0x48/0x280
[  627.389278]  irq_exit+0x17f/0x1c0
[  627.392723]  smp_apic_timer_interrupt+0x1cb/0x760
[  627.397559]  ? smp_reschedule_interrupt+0x109/0x650
[  627.402568]  ? smp_call_function_single_interrupt+0x650/0x650
[  627.408446]  ? interrupt_entry+0xb5/0xc0
[  627.412501]  ? trace_hardirqs_off_caller+0xbb/0x310
[  627.417507]  ? trace_hardirqs_off_caller+0xbb/0x310
[  627.422520]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  627.427361]  ? trace_hardirqs_on_caller+0x310/0x310
[  627.432368]  ? trace_hardirqs_on_caller+0x310/0x310
[  627.437375]  ? task_prio+0x50/0x50
[  627.440908]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  627.446435]  ? check_preemption_disabled+0x48/0x280
[  627.451449]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  627.456298]  apic_timer_interrupt+0xf/0x20
[  627.460523]  </IRQ>
[  627.462759] RIP: 0010:console_unlock+0x102f/0x1190
[  627.467692] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  627.486584] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  627.494290] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  627.501554] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  627.508820] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  627.516079] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  627.523339] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  627.530609]  ? netconsole_netdev_event+0x280/0x280
[  627.535538]  ? console_unlock+0x1026/0x1190
[  627.539868]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  627.544526]  ? vprintk_emit+0x846/0x990
[  627.548491]  ? lock_release+0xa00/0xa00
[  627.552549]  ? trace_hardirqs_on+0x70/0x310
[  627.556866]  ? vprintk_default+0x28/0x30
[  627.560930]  ? trace_hardirqs_off_caller+0x310/0x310
[  627.566025]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  627.571564]  vprintk_emit+0x391/0x990
[  627.575362]  ? wake_up_klogd+0x180/0x180
[  627.579423]  ? find_held_lock+0x11/0x1c0
[  627.583485]  ? mark_held_locks+0xc7/0x130
[  627.587629]  ? _raw_spin_unlock_irq+0x27/0x80
[  627.592113]  ? _raw_spin_unlock_irq+0x27/0x80
[  627.596602]  vprintk_default+0x28/0x30
[  627.600479]  vprintk_func+0x7e/0x181
[  627.604188]  printk+0xa7/0xcf
[  627.607282]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  627.612029]  ? _raw_spin_unlock_irq+0x60/0x80
[  627.616530]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  627.621807]  dump_header+0x7cc/0xf72
[  627.625527]  ? pagefault_out_of_memory+0x197/0x197
[  627.630457]  ? __lock_acquire+0x62f/0x4c20
[  627.634695]  ? percpu_ref_get_many+0x240/0x240
[  627.639269]  ? print_usage_bug+0xc0/0xc0
[  627.643329]  ? zap_class+0x640/0x640
[  627.647036]  ? print_usage_bug+0xc0/0xc0
[  627.651092]  ? zap_class+0x640/0x640
[  627.654799]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  627.660332]  ? find_held_lock+0x36/0x1c0
[  627.664398]  ? mark_held_locks+0xc7/0x130
[  627.668556]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  627.673657]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  627.678763]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  627.683341]  ? trace_hardirqs_on+0xbd/0x310
[  627.687658]  ? kasan_check_read+0x11/0x20
[  627.691797]  ? ___ratelimit+0x3b4/0x672
[  627.695784]  ? trace_hardirqs_off_caller+0x310/0x310
[  627.700884]  ? trace_hardirqs_on+0x310/0x310
[  627.705480]  ? lock_downgrade+0x900/0x900
[  627.709632]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  627.714730]  ? ___ratelimit+0x3b9/0x672
[  627.718703]  ? idr_get_free+0xf70/0xf70
[  627.722667]  ? kasan_check_read+0x11/0x20
[  627.726805]  ? do_raw_spin_unlock+0xa7/0x330
[  627.731217]  oom_kill_process.cold.27+0x10/0x903
[  627.735970]  ? zap_class+0x640/0x640
[  627.739679]  ? _raw_spin_unlock+0x2c/0x50
[  627.743821]  ? oom_badness+0xe6/0xaa0
[  627.747615]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  627.752540]  ? kasan_check_read+0x11/0x20
[  627.756684]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  627.761950]  ? oom_evaluate_task+0x540/0x540
[  627.766374]  ? find_held_lock+0x36/0x1c0
[  627.770431]  ? out_of_memory+0x974/0x1430
[  627.774571]  ? lock_downgrade+0x900/0x900
[  627.778709]  ? check_preemption_disabled+0x48/0x280
[  627.783734]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  627.788660]  ? kasan_check_read+0x11/0x20
[  627.792797]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  627.798069]  ? rcu_softirq_qs+0x20/0x20
[  627.802044]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  627.807572]  ? oom_evaluate_task+0x302/0x540
[  627.811978]  out_of_memory+0xa84/0x1430
[  627.815953]  ? oom_killer_disable+0x3a0/0x3a0
[  627.820440]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  627.825367]  ? __ww_mutex_check_waiters+0x160/0x160
[  627.830390]  __alloc_pages_slowpath+0x2354/0x2e10
[  627.835249]  ? warn_alloc+0x120/0x120
[  627.839039]  ? mark_held_locks+0x130/0x130
[  627.843271]  ? find_get_entry+0xaae/0x1120
[  627.847510]  ? filemap_map_pages+0x1a20/0x1a20
[  627.852621]  ? zap_class+0x640/0x640
[  627.856333]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  627.861878]  ? check_preemption_disabled+0x48/0x280
[  627.866924]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  627.872450]  ? should_fail+0x22d/0xd01
[  627.876333]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  627.881429]  ? zap_class+0x640/0x640
[  627.885155]  ? __lock_is_held+0xb5/0x140
[  627.889215]  ? mark_held_locks+0x130/0x130
[  627.893441]  ? lock_release+0xa00/0xa00
[  627.897412]  ? perf_trace_sched_process_exec+0x860/0x860
[  627.903447]  ? xa_load+0x2ba/0x460
[  627.906985]  ? lock_downgrade+0x900/0x900
[  627.911132]  ? __might_sleep+0x95/0x190
[  627.915107]  __alloc_pages_nodemask+0xa80/0xde0
[  627.919796]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  627.924808]  ? __page_cache_alloc+0x191/0x5c0
[  627.929296]  ? xa_load+0x2e1/0x460
[  627.932831]  ? xa_clear_mark+0x40/0x40
[  627.936714]  ? zap_class+0x640/0x640
[  627.940431]  ? zap_class+0x640/0x640
[  627.944137]  ? zap_class+0x640/0x640
[  627.947846]  ? __do_page_cache_readahead+0x663/0x810
[  627.952948]  ? find_held_lock+0x36/0x1c0
[  627.957010]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  627.962545]  alloc_pages_current+0x173/0x350
[  627.966950]  __page_cache_alloc+0x38c/0x5c0
[  627.971261]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  627.976193]  ? kasan_check_read+0x11/0x20
[  627.980431]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  627.985702]  ? generic_perform_write+0x6a0/0x6a0
[  627.990460]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  627.995992]  ? check_preemption_disabled+0x48/0x280
[  628.001011]  filemap_fault+0x1595/0x25f0
[  628.005081]  ? __lock_page_or_retry+0xa00/0xa00
[  628.009751]  ? mark_held_locks+0x130/0x130
[  628.013989]  ? filemap_map_pages+0xd6b/0x1a20
[  628.018487]  ? lock_downgrade+0x900/0x900
[  628.022641]  ? check_preemption_disabled+0x48/0x280
[  628.027660]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  628.032585]  ? kasan_check_read+0x11/0x20
[  628.036733]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  628.042006]  ? rcu_softirq_qs+0x20/0x20
[  628.045982]  ? filemap_map_pages+0xd92/0x1a20
[  628.050490]  ? find_get_entries_tag+0x1400/0x1400
[  628.055331]  ? debug_object_destroy+0x2b0/0x2b0
[  628.059997]  ? lock_pi_update_atomic+0x150/0x150
[  628.064752]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  628.070292]  ? lock_acquire+0x1ed/0x520
[  628.074259]  ? ext4_filemap_fault+0x7a/0xad
[  628.078581]  ? lock_release+0xa00/0xa00
[  628.082547]  ? perf_trace_sched_process_exec+0x860/0x860
[  628.087991]  ? print_usage_bug+0xc0/0xc0
[  628.092047]  ? print_usage_bug+0xc0/0xc0
[  628.096111]  ? down_read+0x8d/0x120
[  628.099736]  ? ext4_filemap_fault+0x7a/0xad
[  628.104052]  ? __down_interruptible+0x700/0x700
[  628.108728]  ext4_filemap_fault+0x82/0xad
[  628.112875]  __do_fault+0x100/0x6b0
[  628.116503]  ? pmd_devmap_trans_unstable+0x220/0x220
[  628.121601]  ? mark_held_locks+0x130/0x130
[  628.125830]  ? mark_held_locks+0x130/0x130
[  628.130067]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  628.135601]  __handle_mm_fault+0x3ea0/0x5be0
[  628.140002]  ? perf_trace_lock+0x7a0/0x7a0
[  628.144241]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  628.149095]  ? zap_class+0x640/0x640
[  628.152802]  ? zap_class+0x640/0x640
[  628.156507]  ? __x64_sys_futex+0x53e/0x6a0
[  628.160756]  ? find_held_lock+0x36/0x1c0
[  628.164817]  ? handle_mm_fault+0x42a/0xc70
[  628.169047]  ? lock_downgrade+0x900/0x900
[  628.173192]  ? check_preemption_disabled+0x48/0x280
[  628.178203]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  628.183122]  ? kasan_check_read+0x11/0x20
[  628.187260]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  628.192530]  ? rcu_softirq_qs+0x20/0x20
[  628.196499]  ? trace_hardirqs_off_caller+0x310/0x310
[  628.201598]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  628.207128]  ? check_preemption_disabled+0x48/0x280
[  628.212144]  handle_mm_fault+0x54f/0xc70
[  628.216199]  ? __handle_mm_fault+0x5be0/0x5be0
[  628.220783]  ? find_vma+0x34/0x190
[  628.224323]  __do_page_fault+0x5e8/0xe60
[  628.228376]  ? trace_hardirqs_off+0xb8/0x310
[  628.232777]  ? retint_kernel+0x2d/0x2d
[  628.236671]  do_page_fault+0xf2/0x7e0
[  628.240478]  ? vmalloc_sync_all+0x30/0x30
[  628.244621]  ? error_entry+0x70/0xd0
[  628.248346]  ? trace_hardirqs_off_caller+0xbb/0x310
[  628.253354]  ? trace_hardirqs_on_caller+0xc0/0x310
[  628.258276]  ? syscall_return_slowpath+0x5e0/0x5e0
[  628.263201]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  628.268037]  ? trace_hardirqs_on_caller+0x310/0x310
[  628.273050]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  628.278498]  ? prepare_exit_to_usermode+0x291/0x3b0
[  628.283509]  ? page_fault+0x8/0x30
[  628.287046]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  628.291881]  ? page_fault+0x8/0x30
[  628.295415]  page_fault+0x1e/0x30
[  628.298861] RIP: 0033:0x45ddf3
[  628.302055] Code: Bad RIP value.
[  628.305409] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  628.310759] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  628.318020] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  628.325279] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  628.332537] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  628.339797] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  628.347080] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  628.347085] warn_alloc_show_mem: 1 callbacks suppressed
[  628.347091] Mem-Info:
[  628.353924] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  628.359298] active_anon:48059 inactive_anon:331 isolated_anon:0
[  628.359298]  active_file:11 inactive_file:12 isolated_file:0
[  628.359298]  unevictable:0 dirty:0 writeback:0 unstable:0
[  628.359298]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  628.359298]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  628.359298]  free:13684 free_pcp:349 free_cma:0
[  628.361666] Call Trace:
[  628.371045] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  628.403897]  dump_stack+0x244/0x39d
[  628.406449] 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
[  628.434114]  ? dump_stack_print_info.cold.1+0x20/0x20
[  628.437709] lowmem_reserve[]: 0 2818 6321 6321
[  628.463814]  warn_alloc.cold.116+0xb7/0x1bd
[  628.468968] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  628.473539]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  628.477845] lowmem_reserve[]: 0 0 3503 3503
[  628.505332]  ? lock_downgrade+0x900/0x900
[  628.510139] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  628.514454]  ? trace_hardirqs_off+0xb8/0x310
[  628.518584] lowmem_reserve[]: 0 0 0 0
[  628.547631]  ? trace_hardirqs_off+0xb8/0x310
[  628.552008] 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
[  628.555801]  __alloc_pages_slowpath+0x26e8/0x2e10
[  628.560190] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  628.573722]  ? warn_alloc+0x120/0x120
[  628.578518] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  628.593683]  ? print_usage_bug+0xc0/0xc0
[  628.597456] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  628.611737]  ? warn_alloc+0x120/0x120
[  628.615775] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  628.624592]  ? warn_alloc+0x120/0x120
[  628.628360] 403 total pagecache pages
[  628.636916]  ? print_usage_bug+0xc0/0xc0
[  628.640699] 0 pages in swap cache
[  628.644481]  ? print_usage_bug+0xc0/0xc0
[  628.648512] Swap cache stats: add 0, delete 0, find 0/0
[  628.651949]  ? __lock_acquire+0x62f/0x4c20
[  628.656065] Free swap  = 0kB
[  628.661435]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  628.665633] Total swap = 0kB
[  628.665640] 1965979 pages RAM
[  628.668649]  ? should_fail+0x22d/0xd01
[  628.674157] 0 pages HighMem/MovableOnly
[  628.677160]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  628.680235] 342853 pages reserved
[  628.684118]  ? __lock_acquire+0x62f/0x4c20
[  628.688064] 0 pages cma reserved
[  628.693162]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  628.696650] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  628.700798]  ? __lock_acquire+0x62f/0x4c20
[  628.700813]  ? should_fail+0x22d/0xd01
[  628.704244] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  628.709256]  ? find_held_lock+0x36/0x1c0
[  628.715741] syz-fuzzer cpuset=/ mems_allowed=0
[  628.719967]  ? mark_held_locks+0x130/0x130
[  628.746884]  ? mark_held_locks+0x130/0x130
[  628.751112]  ? zap_class+0x640/0x640
[  628.754819]  ? zap_class+0x640/0x640
[  628.758525]  ? print_usage_bug+0xc0/0xc0
[  628.762574]  ? do_raw_spin_unlock+0xa7/0x330
[  628.766972]  ? zap_class+0x640/0x640
[  628.770770]  ? print_usage_bug+0xc0/0xc0
[  628.774830]  ? wq_watchdog_touch+0x9c/0xfe
[  628.779065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  628.784598]  ? check_preemption_disabled+0x48/0x280
[  628.789614]  ? __lock_is_held+0xb5/0x140
[  628.793678]  __alloc_pages_nodemask+0xa80/0xde0
[  628.798339]  ? zap_class+0x640/0x640
[  628.802053]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  628.807073]  ? find_held_lock+0x36/0x1c0
[  628.811138]  ? ____cache_alloc_node+0x1c7/0x1e0
[  628.815806]  ? lock_downgrade+0x900/0x900
[  628.819952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  628.825500]  cache_grow_begin+0xa5/0x8c0
[  628.829553]  ? do_raw_spin_unlock+0xa7/0x330
[  628.833969]  fallback_alloc+0x204/0x2e0
[  628.837955]  ____cache_alloc_node+0x1c7/0x1e0
[  628.842445]  kmem_cache_alloc_node+0xe3/0x730
[  628.846933]  ? ipv6_get_ifaddr+0x42e/0x620
[  628.851178]  __alloc_skb+0x119/0x770
[  628.854886]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  628.860166]  ? netdev_alloc_frag+0x1f0/0x1f0
[  628.864561]  ? lock_downgrade+0x900/0x900
[  628.868705]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  628.874234]  ? refcount_sub_and_test_checked+0x203/0x310
[  628.879682]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  628.885122]  ? addrconf_rs_timer+0x690/0x690
[  628.889528]  ndisc_alloc_skb+0x144/0x340
[  628.893586]  ndisc_send_rs+0x331/0x6e0
[  628.897472]  addrconf_rs_timer+0x314/0x690
[  628.901708]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  628.905944]  call_timer_fn+0x272/0x920
[  628.909820]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  628.914043]  ? process_timeout+0x40/0x40
[  628.918108]  ? __run_timers+0x7da/0xc70
[  628.922075]  ? _raw_spin_unlock_irq+0x27/0x80
[  628.926559]  ? _raw_spin_unlock_irq+0x27/0x80
[  628.931044]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  628.935269]  ? lockdep_hardirqs_on+0x296/0x5b0
[  628.939846]  ? trace_hardirqs_on+0xbd/0x310
[  628.944157]  ? kasan_check_read+0x11/0x20
[  628.948298]  ? __run_timers+0x7da/0xc70
[  628.952289]  ? trace_hardirqs_off_caller+0x310/0x310
[  628.957420]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  628.961652]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  628.965875]  __run_timers+0x7e5/0xc70
[  628.969678]  ? timer_fixup_init+0x70/0x70
[  628.973819]  ? _raw_spin_unlock_irq+0x27/0x80
[  628.978316]  ? _raw_spin_unlock_irq+0x27/0x80
[  628.982806]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  628.987378]  ? trace_hardirqs_on+0xbd/0x310
[  628.991688]  ? kasan_check_read+0x11/0x20
[  628.995827]  ? finish_task_switch+0x1f4/0x910
[  629.000317]  ? trace_hardirqs_off_caller+0x310/0x310
[  629.005415]  ? compat_start_thread+0x80/0x80
[  629.009845]  ? pvclock_read_flags+0x160/0x160
[  629.014331]  ? __switch_to_asm+0x34/0x70
[  629.018385]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  629.023917]  ? check_preemption_disabled+0x48/0x280
[  629.028933]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  629.034459]  ? rcu_pm_notify+0xc0/0xc0
[  629.038335]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  629.043865]  ? check_preemption_disabled+0x48/0x280
[  629.048878]  run_timer_softirq+0x52/0xb0
[  629.052954]  ? rcu_read_lock_sched_held+0x14f/0x180
[  629.057985]  __do_softirq+0x308/0xb7e
[  629.061798]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  629.066902]  ? schedule+0x108/0x460
[  629.070528]  ? trace_hardirqs_off+0xb8/0x310
[  629.074927]  ? smpboot_thread_fn+0x68b/0xa00
[  629.079326]  ? trace_hardirqs_on+0x310/0x310
[  629.083734]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  629.089266]  ? check_preemption_disabled+0x48/0x280
[  629.094276]  ? takeover_tasklets+0xa90/0xa90
[  629.098677]  run_ksoftirqd+0x5e/0x100
[  629.102470]  smpboot_thread_fn+0x68b/0xa00
[  629.106702]  ? sort_range+0x30/0x30
[  629.110320]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  629.115416]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  629.120942]  ? __kthread_parkme+0xfb/0x1a0
[  629.125166]  ? sort_range+0x30/0x30
[  629.128787]  kthread+0x35a/0x440
[  629.132147]  ? kthread_stop+0x900/0x900
[  629.136114]  ret_from_fork+0x3a/0x50
[  629.139842] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  629.139908] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  629.146842] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  629.146847] Call Trace:
[  629.146852]  <IRQ>
[  629.146866]  dump_stack+0x244/0x39d
[  629.146885]  ? dump_stack_print_info.cold.1+0x20/0x20
[  629.153412] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  629.162698]  warn_alloc.cold.116+0xb7/0x1bd
[  629.165246] ksoftirqd/0 cpuset=/ mems_allowed=0
[  629.167383]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  629.200298]  ? lock_downgrade+0x900/0x900
[  629.204446]  ? trace_hardirqs_off+0xb8/0x310
[  629.208851]  ? trace_hardirqs_off+0xb8/0x310
[  629.213262]  __alloc_pages_slowpath+0x26e8/0x2e10
[  629.218124]  ? warn_alloc+0x120/0x120
[  629.221921]  ? print_usage_bug+0xc0/0xc0
[  629.225974]  ? warn_alloc+0x120/0x120
[  629.229769]  ? warn_alloc+0x120/0x120
[  629.233563]  ? print_usage_bug+0xc0/0xc0
[  629.237626]  ? kvm_clock_read+0x18/0x30
[  629.241591]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  629.246618]  ? print_usage_bug+0xc0/0xc0
[  629.250697]  ? __lock_acquire+0x62f/0x4c20
[  629.254931]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  629.260475]  ? should_fail+0x22d/0xd01
[  629.264358]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  629.269636]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  629.274731]  ? __lock_acquire+0x62f/0x4c20
[  629.278992]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  629.284082]  ? __lock_acquire+0x62f/0x4c20
[  629.288308]  ? should_fail+0x22d/0xd01
[  629.292186]  ? rcu_irq_exit+0x1a2/0x390
[  629.296161]  ? mark_held_locks+0x130/0x130
[  629.300401]  ? mark_held_locks+0x130/0x130
[  629.304636]  ? mark_held_locks+0xc7/0x130
[  629.308776]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  629.313785]  ? zap_class+0x640/0x640
[  629.317495]  ? print_usage_bug+0xc0/0xc0
[  629.321568]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  629.327105]  ? check_preemption_disabled+0x48/0x280
[  629.332122]  ? __lock_is_held+0xb5/0x140
[  629.336181]  __alloc_pages_nodemask+0xa80/0xde0
[  629.340842]  ? zap_class+0x640/0x640
[  629.344554]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  629.349577]  ? find_held_lock+0x36/0x1c0
[  629.353645]  ? ____cache_alloc_node+0x1c7/0x1e0
[  629.358307]  ? lock_downgrade+0x900/0x900
[  629.362456]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  629.367994]  cache_grow_begin+0xa5/0x8c0
[  629.372051]  ? do_raw_spin_unlock+0xa7/0x330
[  629.376504]  fallback_alloc+0x204/0x2e0
[  629.380493]  ____cache_alloc_node+0x1c7/0x1e0
[  629.384988]  kmem_cache_alloc_node+0xe3/0x730
[  629.389478]  ? ipv6_get_ifaddr+0x42e/0x620
[  629.393720]  __alloc_skb+0x119/0x770
[  629.397424]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  629.402701]  ? netdev_alloc_frag+0x1f0/0x1f0
[  629.407106]  ? lock_downgrade+0x900/0x900
[  629.411253]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  629.416785]  ? refcount_sub_and_test_checked+0x203/0x310
[  629.422236]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  629.427685]  ? addrconf_rs_timer+0x690/0x690
[  629.432101]  ndisc_alloc_skb+0x144/0x340
[  629.436165]  ndisc_send_rs+0x331/0x6e0
[  629.440052]  addrconf_rs_timer+0x314/0x690
[  629.444286]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  629.448540]  call_timer_fn+0x272/0x920
[  629.452419]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  629.456645]  ? process_timeout+0x40/0x40
[  629.460719]  ? mark_held_locks+0xc7/0x130
[  629.464862]  ? _raw_spin_unlock_irq+0x27/0x80
[  629.469353]  ? _raw_spin_unlock_irq+0x27/0x80
[  629.473841]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  629.478069]  ? lockdep_hardirqs_on+0x296/0x5b0
[  629.482642]  ? trace_hardirqs_on+0xbd/0x310
[  629.486971]  ? kasan_check_read+0x11/0x20
[  629.491110]  ? __run_timers+0x7da/0xc70
[  629.495078]  ? trace_hardirqs_off_caller+0x310/0x310
[  629.500179]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  629.504412]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  629.508636]  __run_timers+0x7e5/0xc70
[  629.512452]  ? timer_fixup_init+0x70/0x70
[  629.516599]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  629.521610]  ? zap_class+0x640/0x640
[  629.525324]  ? print_usage_bug+0xc0/0xc0
[  629.529472]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  629.534662]  ? find_held_lock+0x36/0x1c0
[  629.538725]  ? zap_class+0x640/0x640
[  629.542437]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  629.547987]  ? check_preemption_disabled+0x48/0x280
[  629.553005]  ? __lock_is_held+0xb5/0x140
[  629.557060]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  629.562590]  ? check_preemption_disabled+0x48/0x280
[  629.567608]  run_timer_softirq+0x52/0xb0
[  629.571662]  ? rcu_read_lock_sched_held+0x14f/0x180
[  629.576670]  __do_softirq+0x308/0xb7e
[  629.580463]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  629.584946]  ? lock_downgrade+0x900/0x900
[  629.589093]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  629.594197]  ? pvclock_read_flags+0x160/0x160
[  629.598685]  ? lapic_next_event+0x5a/0x90
[  629.602830]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  629.608360]  ? kvm_clock_read+0x18/0x30
[  629.612322]  ? kvm_sched_clock_read+0x9/0x20
[  629.616725]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  629.622255]  ? check_preemption_disabled+0x48/0x280
[  629.627269]  irq_exit+0x17f/0x1c0
[  629.630720]  smp_apic_timer_interrupt+0x1cb/0x760
[  629.635553]  ? smp_reschedule_interrupt+0x109/0x650
[  629.640565]  ? smp_call_function_single_interrupt+0x650/0x650
[  629.646445]  ? interrupt_entry+0xb5/0xc0
[  629.650503]  ? trace_hardirqs_off_caller+0xbb/0x310
[  629.655510]  ? trace_hardirqs_off_caller+0xbb/0x310
[  629.660539]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  629.665384]  ? trace_hardirqs_on_caller+0x310/0x310
[  629.670391]  ? trace_hardirqs_on_caller+0x310/0x310
[  629.675401]  ? task_prio+0x50/0x50
[  629.678936]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  629.684689]  ? check_preemption_disabled+0x48/0x280
[  629.689709]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  629.694558]  apic_timer_interrupt+0xf/0x20
[  629.698784]  </IRQ>
[  629.701015] RIP: 0010:console_unlock+0x102f/0x1190
[  629.705939] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  629.724831] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  629.732527] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  629.739802] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  629.747065] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  629.754330] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  629.761713] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  629.768986]  ? netconsole_netdev_event+0x280/0x280
[  629.773915]  ? console_unlock+0x1026/0x1190
[  629.778269]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  629.782926]  ? vprintk_emit+0x846/0x990
[  629.786898]  ? lock_release+0xa00/0xa00
[  629.790867]  ? trace_hardirqs_on+0x70/0x310
[  629.795181]  ? vprintk_default+0x28/0x30
[  629.799235]  ? trace_hardirqs_off_caller+0x310/0x310
[  629.804337]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  629.809873]  vprintk_emit+0x391/0x990
[  629.813676]  ? wake_up_klogd+0x180/0x180
[  629.817735]  ? find_held_lock+0x11/0x1c0
[  629.821796]  ? mark_held_locks+0xc7/0x130
[  629.825937]  ? _raw_spin_unlock_irq+0x27/0x80
[  629.830426]  ? _raw_spin_unlock_irq+0x27/0x80
[  629.834922]  vprintk_default+0x28/0x30
[  629.838804]  vprintk_func+0x7e/0x181
[  629.842514]  printk+0xa7/0xcf
[  629.845613]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  629.850363]  ? _raw_spin_unlock_irq+0x60/0x80
[  629.855378]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  629.860659]  dump_header+0x7cc/0xf72
[  629.864377]  ? pagefault_out_of_memory+0x197/0x197
[  629.869312]  ? __lock_acquire+0x62f/0x4c20
[  629.873544]  ? percpu_ref_get_many+0x240/0x240
[  629.878128]  ? print_usage_bug+0xc0/0xc0
[  629.882189]  ? zap_class+0x640/0x640
[  629.885911]  ? print_usage_bug+0xc0/0xc0
[  629.889970]  ? zap_class+0x640/0x640
[  629.893678]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  629.899214]  ? find_held_lock+0x36/0x1c0
[  629.903275]  ? mark_held_locks+0xc7/0x130
[  629.907420]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  629.912516]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  629.917622]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  629.922200]  ? trace_hardirqs_on+0xbd/0x310
[  629.926517]  ? kasan_check_read+0x11/0x20
[  629.930665]  ? ___ratelimit+0x3b4/0x672
[  629.934635]  ? trace_hardirqs_off_caller+0x310/0x310
[  629.939738]  ? trace_hardirqs_on+0x310/0x310
[  629.944139]  ? lock_downgrade+0x900/0x900
[  629.948285]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  629.953383]  ? ___ratelimit+0x3b9/0x672
[  629.957352]  ? idr_get_free+0xf70/0xf70
[  629.961324]  ? kasan_check_read+0x11/0x20
[  629.965462]  ? do_raw_spin_unlock+0xa7/0x330
[  629.969867]  oom_kill_process.cold.27+0x10/0x903
[  629.974613]  ? zap_class+0x640/0x640
[  629.978326]  ? _raw_spin_unlock+0x2c/0x50
[  629.982464]  ? oom_badness+0xe6/0xaa0
[  629.986259]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  629.991180]  ? kasan_check_read+0x11/0x20
[  629.995326]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  630.000595]  ? oom_evaluate_task+0x540/0x540
[  630.005002]  ? find_held_lock+0x36/0x1c0
[  630.009064]  ? out_of_memory+0x974/0x1430
[  630.013209]  ? lock_downgrade+0x900/0x900
[  630.017348]  ? check_preemption_disabled+0x48/0x280
[  630.022355]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  630.027276]  ? kasan_check_read+0x11/0x20
[  630.031416]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  630.036695]  ? rcu_softirq_qs+0x20/0x20
[  630.040672]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  630.046198]  ? oom_evaluate_task+0x302/0x540
[  630.050605]  out_of_memory+0xa84/0x1430
[  630.054600]  ? oom_killer_disable+0x3a0/0x3a0
[  630.059085]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  630.064005]  ? __ww_mutex_check_waiters+0x160/0x160
[  630.069024]  __alloc_pages_slowpath+0x2354/0x2e10
[  630.073887]  ? warn_alloc+0x120/0x120
[  630.077680]  ? mark_held_locks+0x130/0x130
[  630.081909]  ? find_get_entry+0xaae/0x1120
[  630.086151]  ? filemap_map_pages+0x1a20/0x1a20
[  630.090735]  ? zap_class+0x640/0x640
[  630.094447]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  630.099973]  ? check_preemption_disabled+0x48/0x280
[  630.104978]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  630.110503]  ? should_fail+0x22d/0xd01
[  630.114389]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  630.119479]  ? zap_class+0x640/0x640
[  630.123212]  ? __lock_is_held+0xb5/0x140
[  630.127363]  ? mark_held_locks+0x130/0x130
[  630.131591]  ? lock_release+0xa00/0xa00
[  630.135726]  ? perf_trace_sched_process_exec+0x860/0x860
[  630.141165]  ? xa_load+0x2ba/0x460
[  630.144695]  ? lock_downgrade+0x900/0x900
[  630.148838]  ? __might_sleep+0x95/0x190
[  630.152806]  __alloc_pages_nodemask+0xa80/0xde0
[  630.157477]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  630.162509]  ? __page_cache_alloc+0x191/0x5c0
[  630.167018]  ? xa_load+0x2e1/0x460
[  630.170555]  ? xa_clear_mark+0x40/0x40
[  630.174434]  ? zap_class+0x640/0x640
[  630.178142]  ? zap_class+0x640/0x640
[  630.181850]  ? zap_class+0x640/0x640
[  630.185551]  ? __do_page_cache_readahead+0x663/0x810
[  630.190734]  ? find_held_lock+0x36/0x1c0
[  630.194785]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  630.200314]  alloc_pages_current+0x173/0x350
[  630.204719]  __page_cache_alloc+0x38c/0x5c0
[  630.209032]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  630.213953]  ? kasan_check_read+0x11/0x20
[  630.218097]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  630.223391]  ? generic_perform_write+0x6a0/0x6a0
[  630.228140]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  630.233664]  ? check_preemption_disabled+0x48/0x280
[  630.238671]  filemap_fault+0x1595/0x25f0
[  630.242764]  ? __lock_page_or_retry+0xa00/0xa00
[  630.247429]  ? mark_held_locks+0x130/0x130
[  630.251663]  ? filemap_map_pages+0xd6b/0x1a20
[  630.256147]  ? lock_downgrade+0x900/0x900
[  630.260294]  ? check_preemption_disabled+0x48/0x280
[  630.265309]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  630.270229]  ? kasan_check_read+0x11/0x20
[  630.274369]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  630.279643]  ? rcu_softirq_qs+0x20/0x20
[  630.283627]  ? filemap_map_pages+0xd92/0x1a20
[  630.288123]  ? find_get_entries_tag+0x1400/0x1400
[  630.292958]  ? debug_object_destroy+0x2b0/0x2b0
[  630.297618]  ? lock_pi_update_atomic+0x150/0x150
[  630.302360]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  630.307898]  ? lock_acquire+0x1ed/0x520
[  630.311871]  ? ext4_filemap_fault+0x7a/0xad
[  630.316190]  ? lock_release+0xa00/0xa00
[  630.320153]  ? perf_trace_sched_process_exec+0x860/0x860
[  630.325596]  ? print_usage_bug+0xc0/0xc0
[  630.329647]  ? print_usage_bug+0xc0/0xc0
[  630.333706]  ? down_read+0x8d/0x120
[  630.337321]  ? ext4_filemap_fault+0x7a/0xad
[  630.341635]  ? __down_interruptible+0x700/0x700
[  630.346300]  ext4_filemap_fault+0x82/0xad
[  630.350439]  __do_fault+0x100/0x6b0
[  630.354058]  ? pmd_devmap_trans_unstable+0x220/0x220
[  630.359153]  ? mark_held_locks+0x130/0x130
[  630.363377]  ? mark_held_locks+0x130/0x130
[  630.367614]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  630.373146]  __handle_mm_fault+0x3ea0/0x5be0
[  630.377540]  ? perf_trace_lock+0x7a0/0x7a0
[  630.381773]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  630.386642]  ? zap_class+0x640/0x640
[  630.390348]  ? zap_class+0x640/0x640
[  630.394052]  ? __x64_sys_futex+0x53e/0x6a0
[  630.398282]  ? find_held_lock+0x36/0x1c0
[  630.402337]  ? handle_mm_fault+0x42a/0xc70
[  630.406561]  ? lock_downgrade+0x900/0x900
[  630.410697]  ? check_preemption_disabled+0x48/0x280
[  630.415703]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  630.420619]  ? kasan_check_read+0x11/0x20
[  630.424754]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  630.430064]  ? rcu_softirq_qs+0x20/0x20
[  630.434123]  ? trace_hardirqs_off_caller+0x310/0x310
[  630.439231]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  630.444779]  ? check_preemption_disabled+0x48/0x280
[  630.449791]  handle_mm_fault+0x54f/0xc70
[  630.453847]  ? __handle_mm_fault+0x5be0/0x5be0
[  630.458422]  ? find_vma+0x34/0x190
[  630.461953]  __do_page_fault+0x5e8/0xe60
[  630.466014]  ? trace_hardirqs_off+0xb8/0x310
[  630.470409]  ? retint_kernel+0x2d/0x2d
[  630.474293]  do_page_fault+0xf2/0x7e0
[  630.478082]  ? vmalloc_sync_all+0x30/0x30
[  630.482219]  ? error_entry+0x70/0xd0
[  630.485921]  ? trace_hardirqs_off_caller+0xbb/0x310
[  630.490920]  ? trace_hardirqs_on_caller+0xc0/0x310
[  630.495834]  ? syscall_return_slowpath+0x5e0/0x5e0
[  630.500750]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  630.505582]  ? trace_hardirqs_on_caller+0x310/0x310
[  630.510582]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  630.516027]  ? prepare_exit_to_usermode+0x291/0x3b0
[  630.521032]  ? page_fault+0x8/0x30
[  630.524561]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  630.529388]  ? page_fault+0x8/0x30
[  630.532915]  page_fault+0x1e/0x30
[  630.536357] RIP: 0033:0x45ddf3
[  630.539546] Code: Bad RIP value.
[  630.542894] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  630.548245] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  630.555503] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  630.562755] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  630.570009] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  630.577263] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  630.584535] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  630.584538] warn_alloc_show_mem: 1 callbacks suppressed
[  630.584544] Mem-Info:
[  630.591367] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  630.596720] active_anon:48059 inactive_anon:331 isolated_anon:0
[  630.596720]  active_file:11 inactive_file:12 isolated_file:0
[  630.596720]  unevictable:0 dirty:0 writeback:0 unstable:0
[  630.596720]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  630.596720]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  630.596720]  free:13684 free_pcp:349 free_cma:0
[  630.599086] Call Trace:
[  630.608446] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  630.641284]  dump_stack+0x244/0x39d
[  630.643834] 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
[  630.671494]  ? dump_stack_print_info.cold.1+0x20/0x20
[  630.675089] lowmem_reserve[]: 0 2818 6321 6321
[  630.701184]  warn_alloc.cold.116+0xb7/0x1bd
[  630.706335] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  630.710898]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  630.715182] lowmem_reserve[]: 0 0 3503 3503
[  630.742664]  ? lock_downgrade+0x900/0x900
[  630.747478] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  630.751789]  ? trace_hardirqs_off+0xb8/0x310
[  630.755897] lowmem_reserve[]: 0 0 0 0
[  630.784944]  ? trace_hardirqs_off+0xb8/0x310
[  630.789318] 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
[  630.793111]  __alloc_pages_slowpath+0x26e8/0x2e10
[  630.797491] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  630.811019]  ? warn_alloc+0x120/0x120
[  630.815811] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  630.830975]  ? print_usage_bug+0xc0/0xc0
[  630.834747] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  630.849039]  ? warn_alloc+0x120/0x120
[  630.853071] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  630.861878]  ? warn_alloc+0x120/0x120
[  630.865648] 403 total pagecache pages
[  630.874199]  ? print_usage_bug+0xc0/0xc0
[  630.877970] 0 pages in swap cache
[  630.881744]  ? print_usage_bug+0xc0/0xc0
[  630.885773] Swap cache stats: add 0, delete 0, find 0/0
[  630.889204]  ? __lock_acquire+0x62f/0x4c20
[  630.893235] Free swap  = 0kB
[  630.898577]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  630.902774] Total swap = 0kB
[  630.905772]  ? should_fail+0x22d/0xd01
[  630.911269] 1965979 pages RAM
[  630.914267]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  630.918117] 0 pages HighMem/MovableOnly
[  630.921203]  ? __lock_acquire+0x62f/0x4c20
[  630.926280] 342853 pages reserved
[  630.930235]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  630.934431] 0 pages cma reserved
[  630.937868]  ? __lock_acquire+0x62f/0x4c20
[  630.943013] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  630.946274]  ? should_fail+0x22d/0xd01
[  630.946288]  ? find_held_lock+0x36/0x1c0
[  630.950538] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  630.956991]  ? mark_held_locks+0x130/0x130
[  630.960840] syz-fuzzer cpuset=/ mems_allowed=0
[  630.964881]  ? mark_held_locks+0x130/0x130
[  630.988183]  ? zap_class+0x640/0x640
[  630.991905]  ? mark_held_locks+0xc7/0x130
[  630.996058]  ? do_raw_spin_unlock+0xa7/0x330
[  631.000475]  ? zap_class+0x640/0x640
[  631.004279]  ? print_usage_bug+0xc0/0xc0
[  631.008351]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  631.013903]  ? check_preemption_disabled+0x48/0x280
[  631.018928]  ? __lock_is_held+0xb5/0x140
[  631.022992]  __alloc_pages_nodemask+0xa80/0xde0
[  631.027668]  ? zap_class+0x640/0x640
[  631.031407]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  631.036447]  ? find_held_lock+0x36/0x1c0
[  631.040541]  ? ____cache_alloc_node+0x1c7/0x1e0
[  631.045309]  ? lock_downgrade+0x900/0x900
[  631.049473]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  631.055029]  cache_grow_begin+0xa5/0x8c0
[  631.059096]  ? do_raw_spin_unlock+0xa7/0x330
[  631.063516]  fallback_alloc+0x204/0x2e0
[  631.067496]  ____cache_alloc_node+0x1c7/0x1e0
[  631.071997]  kmem_cache_alloc_node+0xe3/0x730
[  631.076502]  ? ipv6_get_ifaddr+0x42e/0x620
[  631.080862]  __alloc_skb+0x119/0x770
[  631.084583]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  631.089960]  ? netdev_alloc_frag+0x1f0/0x1f0
[  631.094359]  ? lock_downgrade+0x900/0x900
[  631.098515]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  631.104038]  ? refcount_sub_and_test_checked+0x203/0x310
[  631.109474]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  631.114912]  ? addrconf_rs_timer+0x690/0x690
[  631.119321]  ndisc_alloc_skb+0x144/0x340
[  631.123372]  ndisc_send_rs+0x331/0x6e0
[  631.127255]  addrconf_rs_timer+0x314/0x690
[  631.131486]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  631.135722]  call_timer_fn+0x272/0x920
[  631.139598]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  631.143819]  ? process_timeout+0x40/0x40
[  631.147879]  ? __run_timers+0x7da/0xc70
[  631.151848]  ? _raw_spin_unlock_irq+0x27/0x80
[  631.156340]  ? _raw_spin_unlock_irq+0x27/0x80
[  631.160833]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  631.165150]  ? lockdep_hardirqs_on+0x296/0x5b0
[  631.169848]  ? trace_hardirqs_on+0xbd/0x310
[  631.174175]  ? kasan_check_read+0x11/0x20
[  631.178420]  ? __run_timers+0x7da/0xc70
[  631.182400]  ? trace_hardirqs_off_caller+0x310/0x310
[  631.187507]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  631.191742]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  631.195974]  __run_timers+0x7e5/0xc70
[  631.199783]  ? timer_fixup_init+0x70/0x70
[  631.203926]  ? _raw_spin_unlock_irq+0x27/0x80
[  631.208416]  ? _raw_spin_unlock_irq+0x27/0x80
[  631.212925]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  631.217514]  ? trace_hardirqs_on+0xbd/0x310
[  631.221822]  ? kasan_check_read+0x11/0x20
[  631.225960]  ? finish_task_switch+0x1f4/0x910
[  631.230453]  ? trace_hardirqs_off_caller+0x310/0x310
[  631.235550]  ? compat_start_thread+0x80/0x80
[  631.239975]  ? pvclock_read_flags+0x160/0x160
[  631.244471]  ? __switch_to_asm+0x34/0x70
[  631.248532]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  631.254072]  ? check_preemption_disabled+0x48/0x280
[  631.259091]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  631.264630]  ? rcu_pm_notify+0xc0/0xc0
[  631.268515]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  631.274050]  ? check_preemption_disabled+0x48/0x280
[  631.279072]  run_timer_softirq+0x52/0xb0
[  631.283132]  ? rcu_read_lock_sched_held+0x14f/0x180
[  631.288150]  __do_softirq+0x308/0xb7e
[  631.291959]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  631.297066]  ? schedule+0x108/0x460
[  631.300710]  ? trace_hardirqs_off+0xb8/0x310
[  631.305119]  ? smpboot_thread_fn+0x68b/0xa00
[  631.309527]  ? trace_hardirqs_on+0x310/0x310
[  631.313932]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  631.319467]  ? check_preemption_disabled+0x48/0x280
[  631.324486]  ? takeover_tasklets+0xa90/0xa90
[  631.328893]  run_ksoftirqd+0x5e/0x100
[  631.332695]  smpboot_thread_fn+0x68b/0xa00
[  631.336933]  ? sort_range+0x30/0x30
[  631.340563]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  631.345677]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  631.351216]  ? __kthread_parkme+0xfb/0x1a0
[  631.355458]  ? sort_range+0x30/0x30
[  631.359083]  kthread+0x35a/0x440
[  631.362454]  ? kthread_stop+0x900/0x900
[  631.366444]  ret_from_fork+0x3a/0x50
[  631.370178] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  631.370257] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  631.377192] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  631.377197] Call Trace:
[  631.377203]  <IRQ>
[  631.377219]  dump_stack+0x244/0x39d
[  631.377237]  ? dump_stack_print_info.cold.1+0x20/0x20
[  631.383773] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  631.393066]  warn_alloc.cold.116+0xb7/0x1bd
[  631.395616] ksoftirqd/0 cpuset=/ mems_allowed=0
[  631.397761]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  631.430631]  ? lock_downgrade+0x900/0x900
[  631.434787]  ? trace_hardirqs_off+0xb8/0x310
[  631.439203]  ? trace_hardirqs_off+0xb8/0x310
[  631.443621]  __alloc_pages_slowpath+0x26e8/0x2e10
[  631.448487]  ? warn_alloc+0x120/0x120
[  631.452290]  ? print_usage_bug+0xc0/0xc0
[  631.456351]  ? warn_alloc+0x120/0x120
[  631.460156]  ? warn_alloc+0x120/0x120
[  631.463960]  ? print_usage_bug+0xc0/0xc0
[  631.468023]  ? print_usage_bug+0xc0/0xc0
[  631.472082]  ? __lock_acquire+0x62f/0x4c20
[  631.476324]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  631.481859]  ? should_fail+0x22d/0xd01
[  631.485753]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  631.490855]  ? __lock_acquire+0x62f/0x4c20
[  631.495095]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  631.500193]  ? __lock_acquire+0x62f/0x4c20
[  631.504432]  ? should_fail+0x22d/0xd01
[  631.508317]  ? find_held_lock+0x36/0x1c0
[  631.512382]  ? mark_held_locks+0x130/0x130
[  631.516633]  ? mark_held_locks+0x130/0x130
[  631.520868]  ? zap_class+0x640/0x640
[  631.524581]  ? zap_class+0x640/0x640
[  631.528298]  ? print_usage_bug+0xc0/0xc0
[  631.532354]  ? do_raw_spin_unlock+0xa7/0x330
[  631.536758]  ? zap_class+0x640/0x640
[  631.540469]  ? print_usage_bug+0xc0/0xc0
[  631.544532]  ? wq_watchdog_touch+0x9c/0xfe
[  631.548766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  631.554301]  ? check_preemption_disabled+0x48/0x280
[  631.559328]  ? __lock_is_held+0xb5/0x140
[  631.563403]  __alloc_pages_nodemask+0xa80/0xde0
[  631.568071]  ? zap_class+0x640/0x640
[  631.571791]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  631.576814]  ? find_held_lock+0x36/0x1c0
[  631.580882]  ? ____cache_alloc_node+0x1c7/0x1e0
[  631.585552]  ? lock_downgrade+0x900/0x900
[  631.589707]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  631.595248]  cache_grow_begin+0xa5/0x8c0
[  631.599308]  ? do_raw_spin_unlock+0xa7/0x330
[  631.603722]  fallback_alloc+0x204/0x2e0
[  631.607703]  ____cache_alloc_node+0x1c7/0x1e0
[  631.612200]  kmem_cache_alloc_node+0xe3/0x730
[  631.616693]  ? ipv6_get_ifaddr+0x42e/0x620
[  631.620937]  __alloc_skb+0x119/0x770
[  631.624648]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  631.629925]  ? netdev_alloc_frag+0x1f0/0x1f0
[  631.634336]  ? lock_downgrade+0x900/0x900
[  631.638492]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  631.644025]  ? refcount_sub_and_test_checked+0x203/0x310
[  631.649479]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  631.654927]  ? addrconf_rs_timer+0x690/0x690
[  631.659343]  ndisc_alloc_skb+0x144/0x340
[  631.663418]  ndisc_send_rs+0x331/0x6e0
[  631.667309]  addrconf_rs_timer+0x314/0x690
[  631.671546]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  631.675789]  call_timer_fn+0x272/0x920
[  631.679673]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  631.684090]  ? process_timeout+0x40/0x40
[  631.688166]  ? mark_held_locks+0xc7/0x130
[  631.692316]  ? _raw_spin_unlock_irq+0x27/0x80
[  631.696808]  ? _raw_spin_unlock_irq+0x27/0x80
[  631.701298]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  631.705535]  ? lockdep_hardirqs_on+0x296/0x5b0
[  631.710116]  ? trace_hardirqs_on+0xbd/0x310
[  631.714439]  ? kasan_check_read+0x11/0x20
[  631.718586]  ? __run_timers+0x7da/0xc70
[  631.722565]  ? trace_hardirqs_off_caller+0x310/0x310
[  631.727668]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  631.731908]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  631.736145]  __run_timers+0x7e5/0xc70
[  631.739951]  ? timer_fixup_init+0x70/0x70
[  631.744097]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  631.749114]  ? zap_class+0x640/0x640
[  631.752830]  ? print_usage_bug+0xc0/0xc0
[  631.756896]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  631.762088]  ? find_held_lock+0x36/0x1c0
[  631.766155]  ? zap_class+0x640/0x640
[  631.769870]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  631.775414]  ? check_preemption_disabled+0x48/0x280
[  631.780439]  ? __lock_is_held+0xb5/0x140
[  631.784500]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  631.790039]  ? check_preemption_disabled+0x48/0x280
[  631.795057]  run_timer_softirq+0x52/0xb0
[  631.799121]  ? rcu_read_lock_sched_held+0x14f/0x180
[  631.804143]  __do_softirq+0x308/0xb7e
[  631.807944]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  631.812439]  ? lock_downgrade+0x900/0x900
[  631.816796]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  631.821907]  ? pvclock_read_flags+0x160/0x160
[  631.826428]  ? lapic_next_event+0x5a/0x90
[  631.830576]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  631.836115]  ? kvm_clock_read+0x18/0x30
[  631.840094]  ? kvm_sched_clock_read+0x9/0x20
[  631.844505]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  631.850040]  ? check_preemption_disabled+0x48/0x280
[  631.855582]  irq_exit+0x17f/0x1c0
[  631.859043]  smp_apic_timer_interrupt+0x1cb/0x760
[  631.863894]  ? smp_reschedule_interrupt+0x109/0x650
[  631.868907]  ? smp_call_function_single_interrupt+0x650/0x650
[  631.874789]  ? interrupt_entry+0xb5/0xc0
[  631.878853]  ? trace_hardirqs_off_caller+0xbb/0x310
[  631.883869]  ? trace_hardirqs_off_caller+0xbb/0x310
[  631.888883]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  631.893722]  ? trace_hardirqs_on_caller+0x310/0x310
[  631.898739]  ? trace_hardirqs_on_caller+0x310/0x310
[  631.903756]  ? task_prio+0x50/0x50
[  631.907298]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  631.912836]  ? check_preemption_disabled+0x48/0x280
[  631.917856]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  631.922702]  apic_timer_interrupt+0xf/0x20
[  631.926932]  </IRQ>
[  631.929167] RIP: 0010:console_unlock+0x102f/0x1190
[  631.934093] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  631.952993] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  631.960702] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  631.967970] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  631.975236] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  631.982501] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  631.989767] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  631.997037]  ? netconsole_netdev_event+0x280/0x280
[  632.001973]  ? console_unlock+0x1026/0x1190
[  632.006311]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  632.010978]  ? vprintk_emit+0x846/0x990
[  632.014951]  ? lock_release+0xa00/0xa00
[  632.018925]  ? trace_hardirqs_on+0x70/0x310
[  632.023242]  ? vprintk_default+0x28/0x30
[  632.027301]  ? trace_hardirqs_off_caller+0x310/0x310
[  632.032404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  632.037945]  vprintk_emit+0x391/0x990
[  632.041747]  ? wake_up_klogd+0x180/0x180
[  632.045811]  ? find_held_lock+0x11/0x1c0
[  632.049882]  ? mark_held_locks+0xc7/0x130
[  632.054030]  ? _raw_spin_unlock_irq+0x27/0x80
[  632.058526]  ? _raw_spin_unlock_irq+0x27/0x80
[  632.063023]  vprintk_default+0x28/0x30
[  632.066909]  vprintk_func+0x7e/0x181
[  632.070622]  printk+0xa7/0xcf
[  632.073726]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  632.078481]  ? _raw_spin_unlock_irq+0x60/0x80
[  632.082983]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  632.088266]  dump_header+0x7cc/0xf72
[  632.091989]  ? pagefault_out_of_memory+0x197/0x197
[  632.096922]  ? __lock_acquire+0x62f/0x4c20
[  632.101154]  ? percpu_ref_get_many+0x240/0x240
[  632.105740]  ? print_usage_bug+0xc0/0xc0
[  632.109805]  ? zap_class+0x640/0x640
[  632.113520]  ? print_usage_bug+0xc0/0xc0
[  632.117579]  ? zap_class+0x640/0x640
[  632.121295]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  632.126835]  ? find_held_lock+0x36/0x1c0
[  632.130905]  ? mark_held_locks+0xc7/0x130
[  632.135052]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  632.140151]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  632.145252]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  632.149832]  ? trace_hardirqs_on+0xbd/0x310
[  632.154155]  ? kasan_check_read+0x11/0x20
[  632.158298]  ? ___ratelimit+0x3b4/0x672
[  632.162275]  ? trace_hardirqs_off_caller+0x310/0x310
[  632.167399]  ? trace_hardirqs_on+0x310/0x310
[  632.171806]  ? lock_downgrade+0x900/0x900
[  632.175956]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  632.181061]  ? ___ratelimit+0x3b9/0x672
[  632.185036]  ? idr_get_free+0xf70/0xf70
[  632.189005]  ? kasan_check_read+0x11/0x20
[  632.193149]  ? do_raw_spin_unlock+0xa7/0x330
[  632.197567]  oom_kill_process.cold.27+0x10/0x903
[  632.202320]  ? zap_class+0x640/0x640
[  632.206044]  ? _raw_spin_unlock+0x2c/0x50
[  632.210189]  ? oom_badness+0xe6/0xaa0
[  632.213985]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  632.218915]  ? kasan_check_read+0x11/0x20
[  632.223059]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  632.228353]  ? oom_evaluate_task+0x540/0x540
[  632.232761]  ? find_held_lock+0x36/0x1c0
[  632.236831]  ? out_of_memory+0x974/0x1430
[  632.240977]  ? lock_downgrade+0x900/0x900
[  632.245122]  ? check_preemption_disabled+0x48/0x280
[  632.250140]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  632.255069]  ? kasan_check_read+0x11/0x20
[  632.259217]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  632.264491]  ? rcu_softirq_qs+0x20/0x20
[  632.268467]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  632.274000]  ? oom_evaluate_task+0x302/0x540
[  632.278411]  out_of_memory+0xa84/0x1430
[  632.282395]  ? oom_killer_disable+0x3a0/0x3a0
[  632.286887]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  632.291816]  ? __ww_mutex_check_waiters+0x160/0x160
[  632.296844]  __alloc_pages_slowpath+0x2354/0x2e10
[  632.301713]  ? warn_alloc+0x120/0x120
[  632.305510]  ? mark_held_locks+0x130/0x130
[  632.309747]  ? find_get_entry+0xaae/0x1120
[  632.313989]  ? filemap_map_pages+0x1a20/0x1a20
[  632.318577]  ? zap_class+0x640/0x640
[  632.322292]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  632.327834]  ? check_preemption_disabled+0x48/0x280
[  632.332847]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  632.338380]  ? should_fail+0x22d/0xd01
[  632.342271]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  632.347372]  ? zap_class+0x640/0x640
[  632.351114]  ? __lock_is_held+0xb5/0x140
[  632.355183]  ? mark_held_locks+0x130/0x130
[  632.359423]  ? lock_release+0xa00/0xa00
[  632.363395]  ? perf_trace_sched_process_exec+0x860/0x860
[  632.368845]  ? xa_load+0x2ba/0x460
[  632.372387]  ? lock_downgrade+0x900/0x900
[  632.376537]  ? __might_sleep+0x95/0x190
[  632.380516]  __alloc_pages_nodemask+0xa80/0xde0
[  632.385191]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  632.390206]  ? __page_cache_alloc+0x191/0x5c0
[  632.394702]  ? xa_load+0x2e1/0x460
[  632.398243]  ? xa_clear_mark+0x40/0x40
[  632.402130]  ? zap_class+0x640/0x640
[  632.405848]  ? zap_class+0x640/0x640
[  632.409557]  ? zap_class+0x640/0x640
[  632.413269]  ? __do_page_cache_readahead+0x663/0x810
[  632.418373]  ? find_held_lock+0x36/0x1c0
[  632.422438]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  632.427977]  alloc_pages_current+0x173/0x350
[  632.432394]  __page_cache_alloc+0x38c/0x5c0
[  632.436711]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  632.441639]  ? kasan_check_read+0x11/0x20
[  632.445783]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  632.451058]  ? generic_perform_write+0x6a0/0x6a0
[  632.455818]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  632.461353]  ? check_preemption_disabled+0x48/0x280
[  632.466376]  filemap_fault+0x1595/0x25f0
[  632.470449]  ? __lock_page_or_retry+0xa00/0xa00
[  632.475122]  ? mark_held_locks+0x130/0x130
[  632.479378]  ? filemap_map_pages+0xd6b/0x1a20
[  632.483874]  ? lock_downgrade+0x900/0x900
[  632.488018]  ? check_preemption_disabled+0x48/0x280
[  632.493034]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  632.497968]  ? kasan_check_read+0x11/0x20
[  632.502116]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  632.507389]  ? rcu_softirq_qs+0x20/0x20
[  632.511374]  ? filemap_map_pages+0xd92/0x1a20
[  632.515878]  ? find_get_entries_tag+0x1400/0x1400
[  632.520721]  ? debug_object_destroy+0x2b0/0x2b0
[  632.525394]  ? lock_pi_update_atomic+0x150/0x150
[  632.530148]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  632.535692]  ? lock_acquire+0x1ed/0x520
[  632.539662]  ? ext4_filemap_fault+0x7a/0xad
[  632.543988]  ? lock_release+0xa00/0xa00
[  632.547962]  ? perf_trace_sched_process_exec+0x860/0x860
[  632.553412]  ? print_usage_bug+0xc0/0xc0
[  632.557472]  ? print_usage_bug+0xc0/0xc0
[  632.561545]  ? down_read+0x8d/0x120
[  632.565166]  ? ext4_filemap_fault+0x7a/0xad
[  632.569491]  ? __down_interruptible+0x700/0x700
[  632.574165]  ext4_filemap_fault+0x82/0xad
[  632.578326]  __do_fault+0x100/0x6b0
[  632.581954]  ? pmd_devmap_trans_unstable+0x220/0x220
[  632.587060]  ? mark_held_locks+0x130/0x130
[  632.591313]  ? mark_held_locks+0x130/0x130
[  632.595559]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  632.601098]  __handle_mm_fault+0x3ea0/0x5be0
[  632.605504]  ? perf_trace_lock+0x7a0/0x7a0
[  632.609743]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  632.614606]  ? zap_class+0x640/0x640
[  632.618323]  ? zap_class+0x640/0x640
[  632.622035]  ? __x64_sys_futex+0x53e/0x6a0
[  632.626274]  ? find_held_lock+0x36/0x1c0
[  632.630352]  ? handle_mm_fault+0x42a/0xc70
[  632.634590]  ? lock_downgrade+0x900/0x900
[  632.638736]  ? check_preemption_disabled+0x48/0x280
[  632.643752]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  632.648677]  ? kasan_check_read+0x11/0x20
[  632.652822]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  632.658098]  ? rcu_softirq_qs+0x20/0x20
[  632.662071]  ? trace_hardirqs_off_caller+0x310/0x310
[  632.667175]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  632.672714]  ? check_preemption_disabled+0x48/0x280
[  632.677739]  handle_mm_fault+0x54f/0xc70
[  632.681804]  ? __handle_mm_fault+0x5be0/0x5be0
[  632.686393]  ? find_vma+0x34/0x190
[  632.689939]  __do_page_fault+0x5e8/0xe60
[  632.693995]  ? trace_hardirqs_off+0xb8/0x310
[  632.698398]  ? retint_kernel+0x2d/0x2d
[  632.702301]  do_page_fault+0xf2/0x7e0
[  632.706101]  ? vmalloc_sync_all+0x30/0x30
[  632.710248]  ? error_entry+0x70/0xd0
[  632.713964]  ? trace_hardirqs_off_caller+0xbb/0x310
[  632.718975]  ? trace_hardirqs_on_caller+0xc0/0x310
[  632.723902]  ? syscall_return_slowpath+0x5e0/0x5e0
[  632.728829]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  632.733675]  ? trace_hardirqs_on_caller+0x310/0x310
[  632.738693]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  632.744145]  ? prepare_exit_to_usermode+0x291/0x3b0
[  632.749157]  ? page_fault+0x8/0x30
[  632.752697]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  632.757541]  ? page_fault+0x8/0x30
[  632.761081]  page_fault+0x1e/0x30
[  632.764533] RIP: 0033:0x45ddf3
[  632.767744] Code: Bad RIP value.
[  632.771105] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  632.776466] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  632.783731] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  632.790995] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  632.798259] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  632.805531] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  632.812817] warn_alloc_show_mem: 1 callbacks suppressed
[  632.812827] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  632.812828] Mem-Info:
[  632.812859] active_anon:48059 inactive_anon:331 isolated_anon:0
[  632.812859]  active_file:11 inactive_file:12 isolated_file:0
[  632.812859]  unevictable:0 dirty:0 writeback:0 unstable:0
[  632.812859]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  632.812859]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  632.812859]  free:13684 free_pcp:349 free_cma:0
[  632.818203] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  632.825044] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  632.827430] Call Trace:
[  632.860299] 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
[  632.869647]  dump_stack+0x244/0x39d
[  632.897294] lowmem_reserve[]: 0 2818 6321 6321
[  632.899874]  ? dump_stack_print_info.cold.1+0x20/0x20
[  632.925952] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  632.929584]  warn_alloc.cold.116+0xb7/0x1bd
[  632.934134] lowmem_reserve[]: 0 0 3503 3503
[  632.939317]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  632.966789] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  632.971108]  ? lock_downgrade+0x900/0x900
[  632.975405] lowmem_reserve[]: 0 0 0 0
[  632.980243]  ? trace_hardirqs_off+0xb8/0x310
[  633.009279] 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
[  633.013422]  ? trace_hardirqs_off+0xb8/0x310
[  633.017193] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  633.021597]  __alloc_pages_slowpath+0x26e8/0x2e10
[  633.035087] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  633.039516]  ? warn_alloc+0x120/0x120
[  633.054644] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  633.059468]  ? print_usage_bug+0xc0/0xc0
[  633.073751] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  633.077541]  ? warn_alloc+0x120/0x120
[  633.086354] 403 total pagecache pages
[  633.090408]  ? warn_alloc+0x120/0x120
[  633.098965] 0 pages in swap cache
[  633.102746]  ? print_usage_bug+0xc0/0xc0
[  633.106526] Swap cache stats: add 0, delete 0, find 0/0
[  633.110316]  ? print_usage_bug+0xc0/0xc0
[  633.113742] Free swap  = 0kB
[  633.117791]  ? __lock_acquire+0x62f/0x4c20
[  633.123129] Total swap = 0kB
[  633.127199]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  633.130178] 1965979 pages RAM
[  633.134404]  ? should_fail+0x22d/0xd01
[  633.137398] 0 pages HighMem/MovableOnly
[  633.142928]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  633.146008] 342853 pages reserved
[  633.149881]  ? __lock_acquire+0x62f/0x4c20
[  633.153829] 0 pages cma reserved
[  633.158920]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  633.162407] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  633.166572]  ? __lock_acquire+0x62f/0x4c20
[  633.166586]  ? should_fail+0x22d/0xd01
[  633.170027] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  633.175021]  ? find_held_lock+0x36/0x1c0
[  633.175043]  ? mark_held_locks+0x130/0x130
[  633.181630] syz-fuzzer cpuset=/ mems_allowed=0
[  633.185862]  ? mark_held_locks+0x130/0x130
[  633.217045]  ? zap_class+0x640/0x640
[  633.220765]  ? mark_held_locks+0xc7/0x130
[  633.224908]  ? do_raw_spin_unlock+0xa7/0x330
[  633.229314]  ? zap_class+0x640/0x640
[  633.233024]  ? print_usage_bug+0xc0/0xc0
[  633.237087]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  633.242623]  ? check_preemption_disabled+0x48/0x280
[  633.247643]  ? __lock_is_held+0xb5/0x140
[  633.251706]  __alloc_pages_nodemask+0xa80/0xde0
[  633.256376]  ? zap_class+0x640/0x640
[  633.260091]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  633.265115]  ? find_held_lock+0x36/0x1c0
[  633.269182]  ? ____cache_alloc_node+0x1c7/0x1e0
[  633.273853]  ? lock_downgrade+0x900/0x900
[  633.278006]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  633.283548]  cache_grow_begin+0xa5/0x8c0
[  633.287610]  ? do_raw_spin_unlock+0xa7/0x330
[  633.292021]  fallback_alloc+0x204/0x2e0
[  633.296002]  ____cache_alloc_node+0x1c7/0x1e0
[  633.300510]  kmem_cache_alloc_node+0xe3/0x730
[  633.305002]  ? ipv6_get_ifaddr+0x42e/0x620
[  633.309252]  __alloc_skb+0x119/0x770
[  633.312964]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  633.318252]  ? netdev_alloc_frag+0x1f0/0x1f0
[  633.322657]  ? lock_downgrade+0x900/0x900
[  633.326810]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  633.332354]  ? refcount_sub_and_test_checked+0x203/0x310
[  633.337807]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  633.343263]  ? addrconf_rs_timer+0x690/0x690
[  633.347679]  ndisc_alloc_skb+0x144/0x340
[  633.351746]  ndisc_send_rs+0x331/0x6e0
[  633.355635]  addrconf_rs_timer+0x314/0x690
[  633.359876]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  633.364118]  call_timer_fn+0x272/0x920
[  633.368006]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  633.372246]  ? process_timeout+0x40/0x40
[  633.376314]  ? __run_timers+0x7da/0xc70
[  633.380290]  ? _raw_spin_unlock_irq+0x27/0x80
[  633.384779]  ? _raw_spin_unlock_irq+0x27/0x80
[  633.389273]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  633.393513]  ? lockdep_hardirqs_on+0x296/0x5b0
[  633.398093]  ? trace_hardirqs_on+0xbd/0x310
[  633.402416]  ? kasan_check_read+0x11/0x20
[  633.406565]  ? __run_timers+0x7da/0xc70
[  633.410540]  ? trace_hardirqs_off_caller+0x310/0x310
[  633.415645]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  633.419883]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  633.424115]  __run_timers+0x7e5/0xc70
[  633.427921]  ? timer_fixup_init+0x70/0x70
[  633.432075]  ? _raw_spin_unlock_irq+0x27/0x80
[  633.436564]  ? _raw_spin_unlock_irq+0x27/0x80
[  633.441062]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  633.445642]  ? trace_hardirqs_on+0xbd/0x310
[  633.449964]  ? kasan_check_read+0x11/0x20
[  633.454112]  ? finish_task_switch+0x1f4/0x910
[  633.458607]  ? trace_hardirqs_off_caller+0x310/0x310
[  633.463709]  ? compat_start_thread+0x80/0x80
[  633.468134]  ? pvclock_read_flags+0x160/0x160
[  633.472623]  ? __switch_to_asm+0x34/0x70
[  633.476686]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  633.482234]  ? check_preemption_disabled+0x48/0x280
[  633.487266]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  633.492801]  ? rcu_pm_notify+0xc0/0xc0
[  633.496689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  633.502235]  ? check_preemption_disabled+0x48/0x280
[  633.507260]  run_timer_softirq+0x52/0xb0
[  633.511319]  ? rcu_read_lock_sched_held+0x14f/0x180
[  633.516334]  __do_softirq+0x308/0xb7e
[  633.520140]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  633.525257]  ? schedule+0x108/0x460
[  633.528889]  ? trace_hardirqs_off+0xb8/0x310
[  633.533301]  ? smpboot_thread_fn+0x68b/0xa00
[  633.537707]  ? trace_hardirqs_on+0x310/0x310
[  633.542112]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  633.547646]  ? check_preemption_disabled+0x48/0x280
[  633.552664]  ? takeover_tasklets+0xa90/0xa90
[  633.557070]  run_ksoftirqd+0x5e/0x100
[  633.560866]  smpboot_thread_fn+0x68b/0xa00
[  633.565102]  ? sort_range+0x30/0x30
[  633.568727]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  633.573826]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  633.579364]  ? __kthread_parkme+0xfb/0x1a0
[  633.583600]  ? sort_range+0x30/0x30
[  633.587239]  kthread+0x35a/0x440
[  633.590604]  ? kthread_stop+0x900/0x900
[  633.594575]  ret_from_fork+0x3a/0x50
[  633.598305] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  633.598375] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  633.605315] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  633.605320] Call Trace:
[  633.605326]  <IRQ>
[  633.605343]  dump_stack+0x244/0x39d
[  633.605361]  ? dump_stack_print_info.cold.1+0x20/0x20
[  633.611872] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  633.621181]  warn_alloc.cold.116+0xb7/0x1bd
[  633.623736] ksoftirqd/0 cpuset=/ mems_allowed=0
[  633.625878]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  633.658735]  ? lock_downgrade+0x900/0x900
[  633.662889]  ? trace_hardirqs_off+0xb8/0x310
[  633.667302]  ? trace_hardirqs_off+0xb8/0x310
[  633.671715]  __alloc_pages_slowpath+0x26e8/0x2e10
[  633.676580]  ? warn_alloc+0x120/0x120
[  633.680387]  ? print_usage_bug+0xc0/0xc0
[  633.684642]  ? warn_alloc+0x120/0x120
[  633.688447]  ? warn_alloc+0x120/0x120
[  633.692260]  ? print_usage_bug+0xc0/0xc0
[  633.696323]  ? print_usage_bug+0xc0/0xc0
[  633.700383]  ? __lock_acquire+0x62f/0x4c20
[  633.704626]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  633.710162]  ? should_fail+0x22d/0xd01
[  633.714062]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  633.719161]  ? __lock_acquire+0x62f/0x4c20
[  633.723407]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  633.728511]  ? __lock_acquire+0x62f/0x4c20
[  633.732745]  ? should_fail+0x22d/0xd01
[  633.736643]  ? mark_held_locks+0x130/0x130
[  633.740882]  ? mark_held_locks+0x130/0x130
[  633.745117]  ? zap_class+0x640/0x640
[  633.748834]  ? __lock_acquire+0x62f/0x4c20
[  633.753064]  ? do_raw_spin_unlock+0xa7/0x330
[  633.757472]  ? zap_class+0x640/0x640
[  633.761182]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  633.766731]  ? wq_watchdog_touch+0x9c/0xfe
[  633.770967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  633.776509]  ? check_preemption_disabled+0x48/0x280
[  633.781532]  ? __lock_is_held+0xb5/0x140
[  633.785598]  __alloc_pages_nodemask+0xa80/0xde0
[  633.790438]  ? zap_class+0x640/0x640
[  633.794153]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  633.799198]  ? find_held_lock+0x36/0x1c0
[  633.803271]  ? ____cache_alloc_node+0x1c7/0x1e0
[  633.807944]  ? lock_downgrade+0x900/0x900
[  633.812096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  633.817633]  cache_grow_begin+0xa5/0x8c0
[  633.821691]  ? do_raw_spin_unlock+0xa7/0x330
[  633.826106]  fallback_alloc+0x204/0x2e0
[  633.830087]  ____cache_alloc_node+0x1c7/0x1e0
[  633.834589]  kmem_cache_alloc_node+0xe3/0x730
[  633.839081]  ? do_raw_spin_unlock+0xa7/0x330
[  633.843486]  ? do_raw_spin_trylock+0x270/0x270
[  633.848078]  __alloc_skb+0x119/0x770
[  633.852352]  ? netdev_alloc_frag+0x1f0/0x1f0
[  633.856762]  ? atomic_notifier_call_chain+0xc6/0x190
[  633.861862]  ? lock_downgrade+0x900/0x900
[  633.866008]  ? check_preemption_disabled+0x48/0x280
[  633.871029]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  633.875965]  ? kasan_check_read+0x11/0x20
[  633.880108]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  633.885383]  ? rcu_softirq_qs+0x20/0x20
[  633.889356]  ? kasan_check_read+0x11/0x20
[  633.893504]  ? do_raw_write_trylock+0x270/0x270
[  633.898190]  __neigh_notify+0x8c/0x160
[  633.902076]  ? neigh_connected_output+0x780/0x780
[  633.906922]  neigh_timer_handler+0x6cb/0xdf0
[  633.911331]  ? check_preemption_disabled+0x48/0x280
[  633.916352]  ? neigh_periodic_work+0xc60/0xc60
[  633.920937]  ? __lock_is_held+0xb5/0x140
[  633.925009]  call_timer_fn+0x272/0x920
[  633.928891]  ? neigh_periodic_work+0xc60/0xc60
[  633.933474]  ? process_timeout+0x40/0x40
[  633.937541]  ? mark_held_locks+0xc7/0x130
[  633.941691]  ? _raw_spin_unlock_irq+0x27/0x80
[  633.946192]  ? _raw_spin_unlock_irq+0x27/0x80
[  633.950681]  ? neigh_periodic_work+0xc60/0xc60
[  633.955264]  ? lockdep_hardirqs_on+0x296/0x5b0
[  633.959844]  ? trace_hardirqs_on+0xbd/0x310
[  633.964161]  ? kasan_check_read+0x11/0x20
[  633.968313]  ? __run_timers+0x7da/0xc70
[  633.972285]  ? trace_hardirqs_off_caller+0x310/0x310
[  633.977391]  ? can_init_stats.isra.0+0x100/0x100
[  633.982150]  ? neigh_periodic_work+0xc60/0xc60
[  633.986739]  __run_timers+0x7e5/0xc70
[  633.990546]  ? timer_fixup_init+0x70/0x70
[  633.994697]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  633.999709]  ? zap_class+0x640/0x640
[  634.003424]  ? print_usage_bug+0xc0/0xc0
[  634.007490]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  634.012686]  ? find_held_lock+0x36/0x1c0
[  634.016751]  ? zap_class+0x640/0x640
[  634.020466]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  634.026004]  ? check_preemption_disabled+0x48/0x280
[  634.031025]  ? __lock_is_held+0xb5/0x140
[  634.035084]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  634.040617]  ? check_preemption_disabled+0x48/0x280
[  634.045636]  run_timer_softirq+0x52/0xb0
[  634.049694]  ? rcu_read_lock_sched_held+0x14f/0x180
[  634.054709]  __do_softirq+0x308/0xb7e
[  634.058512]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  634.063003]  ? lock_downgrade+0x900/0x900
[  634.067171]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  634.072279]  ? pvclock_read_flags+0x160/0x160
[  634.076773]  ? lapic_next_event+0x5a/0x90
[  634.080923]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  634.086460]  ? kvm_clock_read+0x18/0x30
[  634.090434]  ? kvm_sched_clock_read+0x9/0x20
[  634.094841]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  634.100375]  ? check_preemption_disabled+0x48/0x280
[  634.105397]  irq_exit+0x17f/0x1c0
[  634.108854]  smp_apic_timer_interrupt+0x1cb/0x760
[  634.113694]  ? smp_reschedule_interrupt+0x109/0x650
[  634.118708]  ? smp_call_function_single_interrupt+0x650/0x650
[  634.124590]  ? interrupt_entry+0xb5/0xc0
[  634.128649]  ? trace_hardirqs_off_caller+0xbb/0x310
[  634.133663]  ? trace_hardirqs_off_caller+0xbb/0x310
[  634.138676]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  634.143520]  ? trace_hardirqs_on_caller+0x310/0x310
[  634.148536]  ? trace_hardirqs_on_caller+0x310/0x310
[  634.153550]  ? task_prio+0x50/0x50
[  634.157091]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  634.162628]  ? check_preemption_disabled+0x48/0x280
[  634.167645]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  634.172493]  apic_timer_interrupt+0xf/0x20
[  634.176722]  </IRQ>
[  634.178957] RIP: 0010:console_unlock+0x102f/0x1190
[  634.183886] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  634.202785] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  634.210492] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  634.217758] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  634.225025] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  634.232292] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  634.239557] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  634.246832]  ? netconsole_netdev_event+0x280/0x280
[  634.251767]  ? console_unlock+0x1026/0x1190
[  634.256103]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  634.260765]  ? vprintk_emit+0x846/0x990
[  634.264742]  ? lock_release+0xa00/0xa00
[  634.268716]  ? trace_hardirqs_on+0x70/0x310
[  634.273038]  ? vprintk_default+0x28/0x30
[  634.277097]  ? trace_hardirqs_off_caller+0x310/0x310
[  634.282206]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  634.287745]  vprintk_emit+0x391/0x990
[  634.291549]  ? wake_up_klogd+0x180/0x180
[  634.295615]  ? find_held_lock+0x11/0x1c0
[  634.299683]  ? mark_held_locks+0xc7/0x130
[  634.303833]  ? _raw_spin_unlock_irq+0x27/0x80
[  634.308326]  ? _raw_spin_unlock_irq+0x27/0x80
[  634.312827]  vprintk_default+0x28/0x30
[  634.316712]  vprintk_func+0x7e/0x181
[  634.320424]  printk+0xa7/0xcf
[  634.323532]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  634.328288]  ? _raw_spin_unlock_irq+0x60/0x80
[  634.332791]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  634.338070]  dump_header+0x7cc/0xf72
[  634.341791]  ? pagefault_out_of_memory+0x197/0x197
[  634.346722]  ? __lock_acquire+0x62f/0x4c20
[  634.350954]  ? percpu_ref_get_many+0x240/0x240
[  634.355538]  ? print_usage_bug+0xc0/0xc0
[  634.359607]  ? zap_class+0x640/0x640
[  634.363321]  ? print_usage_bug+0xc0/0xc0
[  634.367384]  ? zap_class+0x640/0x640
[  634.371098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  634.376640]  ? find_held_lock+0x36/0x1c0
[  634.380707]  ? mark_held_locks+0xc7/0x130
[  634.384854]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  634.389954]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  634.395058]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  634.399637]  ? trace_hardirqs_on+0xbd/0x310
[  634.403955]  ? kasan_check_read+0x11/0x20
[  634.408100]  ? ___ratelimit+0x3b4/0x672
[  634.412089]  ? trace_hardirqs_off_caller+0x310/0x310
[  634.417190]  ? trace_hardirqs_on+0x310/0x310
[  634.421596]  ? lock_downgrade+0x900/0x900
[  634.425750]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  634.430851]  ? ___ratelimit+0x3b9/0x672
[  634.434827]  ? idr_get_free+0xf70/0xf70
[  634.438797]  ? kasan_check_read+0x11/0x20
[  634.442941]  ? do_raw_spin_unlock+0xa7/0x330
[  634.447354]  oom_kill_process.cold.27+0x10/0x903
[  634.452106]  ? zap_class+0x640/0x640
[  634.455823]  ? _raw_spin_unlock+0x2c/0x50
[  634.459967]  ? oom_badness+0xe6/0xaa0
[  634.463767]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  634.468691]  ? kasan_check_read+0x11/0x20
[  634.472834]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  634.478113]  ? oom_evaluate_task+0x540/0x540
[  634.482534]  ? find_held_lock+0x36/0x1c0
[  634.486602]  ? out_of_memory+0x974/0x1430
[  634.490750]  ? lock_downgrade+0x900/0x900
[  634.494896]  ? check_preemption_disabled+0x48/0x280
[  634.499915]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  634.504852]  ? kasan_check_read+0x11/0x20
[  634.509000]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  634.514278]  ? rcu_softirq_qs+0x20/0x20
[  634.518253]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  634.523789]  ? oom_evaluate_task+0x302/0x540
[  634.528198]  out_of_memory+0xa84/0x1430
[  634.532179]  ? oom_killer_disable+0x3a0/0x3a0
[  634.536673]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  634.541607]  ? __ww_mutex_check_waiters+0x160/0x160
[  634.546632]  __alloc_pages_slowpath+0x2354/0x2e10
[  634.551498]  ? warn_alloc+0x120/0x120
[  634.555297]  ? mark_held_locks+0x130/0x130
[  634.559536]  ? find_get_entry+0xaae/0x1120
[  634.563775]  ? filemap_map_pages+0x1a20/0x1a20
[  634.568361]  ? zap_class+0x640/0x640
[  634.572082]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  634.577626]  ? check_preemption_disabled+0x48/0x280
[  634.582640]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  634.588173]  ? should_fail+0x22d/0xd01
[  634.592066]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  634.597173]  ? zap_class+0x640/0x640
[  634.600909]  ? __lock_is_held+0xb5/0x140
[  634.604978]  ? mark_held_locks+0x130/0x130
[  634.609212]  ? lock_release+0xa00/0xa00
[  634.613185]  ? perf_trace_sched_process_exec+0x860/0x860
[  634.618631]  ? xa_load+0x2ba/0x460
[  634.622171]  ? lock_downgrade+0x900/0x900
[  634.626322]  ? __might_sleep+0x95/0x190
[  634.630304]  __alloc_pages_nodemask+0xa80/0xde0
[  634.634976]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  634.639993]  ? __page_cache_alloc+0x191/0x5c0
[  634.644487]  ? xa_load+0x2e1/0x460
[  634.648029]  ? xa_clear_mark+0x40/0x40
[  634.651914]  ? zap_class+0x640/0x640
[  634.655634]  ? zap_class+0x640/0x640
[  634.659343]  ? zap_class+0x640/0x640
[  634.663058]  ? __do_page_cache_readahead+0x663/0x810
[  634.668167]  ? find_held_lock+0x36/0x1c0
[  634.672235]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  634.677778]  alloc_pages_current+0x173/0x350
[  634.682193]  __page_cache_alloc+0x38c/0x5c0
[  634.686510]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  634.691436]  ? kasan_check_read+0x11/0x20
[  634.695583]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  634.700866]  ? generic_perform_write+0x6a0/0x6a0
[  634.705623]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  634.711162]  ? check_preemption_disabled+0x48/0x280
[  634.716185]  filemap_fault+0x1595/0x25f0
[  634.720259]  ? __lock_page_or_retry+0xa00/0xa00
[  634.724932]  ? mark_held_locks+0x130/0x130
[  634.729173]  ? filemap_map_pages+0xd6b/0x1a20
[  634.733667]  ? lock_downgrade+0x900/0x900
[  634.737815]  ? check_preemption_disabled+0x48/0x280
[  634.742833]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  634.747766]  ? kasan_check_read+0x11/0x20
[  634.751909]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  634.757190]  ? rcu_softirq_qs+0x20/0x20
[  634.761182]  ? filemap_map_pages+0xd92/0x1a20
[  634.765705]  ? find_get_entries_tag+0x1400/0x1400
[  634.770561]  ? debug_object_destroy+0x2b0/0x2b0
[  634.775243]  ? lock_pi_update_atomic+0x150/0x150
[  634.780007]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  634.785570]  ? lock_acquire+0x1ed/0x520
[  634.789550]  ? ext4_filemap_fault+0x7a/0xad
[  634.793896]  ? lock_release+0xa00/0xa00
[  634.797881]  ? perf_trace_sched_process_exec+0x860/0x860
[  634.803346]  ? print_usage_bug+0xc0/0xc0
[  634.807417]  ? print_usage_bug+0xc0/0xc0
[  634.811506]  ? down_read+0x8d/0x120
[  634.815152]  ? ext4_filemap_fault+0x7a/0xad
[  634.819481]  ? __down_interruptible+0x700/0x700
[  634.824174]  ext4_filemap_fault+0x82/0xad
[  634.828347]  __do_fault+0x100/0x6b0
[  634.831997]  ? pmd_devmap_trans_unstable+0x220/0x220
[  634.837126]  ? mark_held_locks+0x130/0x130
[  634.841369]  ? mark_held_locks+0x130/0x130
[  634.845628]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  634.851178]  __handle_mm_fault+0x3ea0/0x5be0
[  634.855597]  ? perf_trace_lock+0x7a0/0x7a0
[  634.859851]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  634.864716]  ? zap_class+0x640/0x640
[  634.868429]  ? zap_class+0x640/0x640
[  634.872144]  ? __x64_sys_futex+0x53e/0x6a0
[  634.876383]  ? find_held_lock+0x36/0x1c0
[  634.880453]  ? handle_mm_fault+0x42a/0xc70
[  634.884688]  ? lock_downgrade+0x900/0x900
[  634.888834]  ? check_preemption_disabled+0x48/0x280
[  634.893859]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  634.898788]  ? kasan_check_read+0x11/0x20
[  634.902932]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  634.908210]  ? rcu_softirq_qs+0x20/0x20
[  634.912183]  ? trace_hardirqs_off_caller+0x310/0x310
[  634.917288]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  634.922828]  ? check_preemption_disabled+0x48/0x280
[  634.927858]  handle_mm_fault+0x54f/0xc70
[  634.931923]  ? __handle_mm_fault+0x5be0/0x5be0
[  634.936508]  ? find_vma+0x34/0x190
[  634.940051]  __do_page_fault+0x5e8/0xe60
[  634.944141]  ? trace_hardirqs_off+0xb8/0x310
[  634.948544]  ? retint_kernel+0x2d/0x2d
[  634.952435]  do_page_fault+0xf2/0x7e0
[  634.956239]  ? vmalloc_sync_all+0x30/0x30
[  634.960389]  ? error_entry+0x70/0xd0
[  634.964118]  ? trace_hardirqs_off_caller+0xbb/0x310
[  634.969133]  ? trace_hardirqs_on_caller+0xc0/0x310
[  634.974058]  ? syscall_return_slowpath+0x5e0/0x5e0
[  634.978993]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  634.983840]  ? trace_hardirqs_on_caller+0x310/0x310
[  634.988858]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  634.994311]  ? prepare_exit_to_usermode+0x291/0x3b0
[  634.999327]  ? page_fault+0x8/0x30
[  635.002867]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  635.007708]  ? page_fault+0x8/0x30
[  635.011253]  page_fault+0x1e/0x30
[  635.014702] RIP: 0033:0x45ddf3
[  635.017903] Code: Bad RIP value.
[  635.021267] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  635.026626] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  635.033891] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  635.041156] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  635.048420] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  635.055687] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  635.062978] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  635.062983] warn_alloc_show_mem: 1 callbacks suppressed
[  635.062989] Mem-Info:
[  635.069828] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  635.075201] active_anon:48059 inactive_anon:331 isolated_anon:0
[  635.075201]  active_file:11 inactive_file:12 isolated_file:0
[  635.075201]  unevictable:0 dirty:0 writeback:0 unstable:0
[  635.075201]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  635.075201]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  635.075201]  free:13684 free_pcp:349 free_cma:0
[  635.077570] Call Trace:
[  635.086947] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  635.119794]  dump_stack+0x244/0x39d
[  635.122354] 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
[  635.150017]  ? dump_stack_print_info.cold.1+0x20/0x20
[  635.153618] lowmem_reserve[]: 0 2818 6321 6321
[  635.179724]  warn_alloc.cold.116+0xb7/0x1bd
[  635.184880] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  635.189454]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  635.193748] lowmem_reserve[]: 0 0 3503 3503
[  635.221239]  ? lock_downgrade+0x900/0x900
[  635.226066] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  635.230385]  ? trace_hardirqs_off+0xb8/0x310
[  635.234499] lowmem_reserve[]: 0 0 0 0
[  635.263554]  ? trace_hardirqs_off+0xb8/0x310
[  635.267934] 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
[  635.271729]  __alloc_pages_slowpath+0x26e8/0x2e10
[  635.276108] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  635.289643]  ? warn_alloc+0x120/0x120
[  635.294440] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  635.309602]  ? print_usage_bug+0xc0/0xc0
[  635.313382] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  635.327667]  ? warn_alloc+0x120/0x120
[  635.331710] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  635.340529]  ? warn_alloc+0x120/0x120
[  635.344301] 403 total pagecache pages
[  635.344320] 0 pages in swap cache
[  635.352874]  ? print_usage_bug+0xc0/0xc0
[  635.356653] Swap cache stats: add 0, delete 0, find 0/0
[  635.360441]  ? print_usage_bug+0xc0/0xc0
[  635.363870] Free swap  = 0kB
[  635.367922]  ? __lock_acquire+0x62f/0x4c20
[  635.373257] Total swap = 0kB
[  635.377314]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  635.380299] 1965979 pages RAM
[  635.380306] 0 pages HighMem/MovableOnly
[  635.384531]  ? should_fail+0x22d/0xd01
[  635.387518] 342853 pages reserved
[  635.387525] 0 pages cma reserved
[  635.393061]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  635.396245] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  635.400103]  ? __lock_acquire+0x62f/0x4c20
[  635.403963] syz-fuzzer cpuset=/ mems_allowed=0
[  635.407408]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  635.439924]  ? __lock_acquire+0x62f/0x4c20
[  635.444159]  ? should_fail+0x22d/0xd01
[  635.448054]  ? find_held_lock+0x36/0x1c0
[  635.452122]  ? mark_held_locks+0x130/0x130
[  635.456363]  ? mark_held_locks+0x130/0x130
[  635.460592]  ? zap_class+0x640/0x640
[  635.464305]  ? zap_class+0x640/0x640
[  635.468019]  ? print_usage_bug+0xc0/0xc0
[  635.472089]  ? do_raw_spin_unlock+0xa7/0x330
[  635.476498]  ? zap_class+0x640/0x640
[  635.480211]  ? print_usage_bug+0xc0/0xc0
[  635.484268]  ? wq_watchdog_touch+0x9c/0xfe
[  635.488505]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  635.494050]  ? check_preemption_disabled+0x48/0x280
[  635.499087]  ? __lock_is_held+0xb5/0x140
[  635.503150]  __alloc_pages_nodemask+0xa80/0xde0
[  635.507816]  ? zap_class+0x640/0x640
[  635.511531]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  635.516555]  ? find_held_lock+0x36/0x1c0
[  635.520624]  ? ____cache_alloc_node+0x1c7/0x1e0
[  635.525300]  ? lock_downgrade+0x900/0x900
[  635.529451]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  635.534992]  cache_grow_begin+0xa5/0x8c0
[  635.539070]  ? do_raw_spin_unlock+0xa7/0x330
[  635.543488]  fallback_alloc+0x204/0x2e0
[  635.547476]  ____cache_alloc_node+0x1c7/0x1e0
[  635.552006]  kmem_cache_alloc_node+0xe3/0x730
[  635.556550]  ? ipv6_get_ifaddr+0x42e/0x620
[  635.560819]  __alloc_skb+0x119/0x770
[  635.564553]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  635.569885]  ? netdev_alloc_frag+0x1f0/0x1f0
[  635.574314]  ? lock_downgrade+0x900/0x900
[  635.578488]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  635.584054]  ? refcount_sub_and_test_checked+0x203/0x310
[  635.589530]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  635.595004]  ? addrconf_rs_timer+0x690/0x690
[  635.599448]  ndisc_alloc_skb+0x144/0x340
[  635.603581]  ndisc_send_rs+0x331/0x6e0
[  635.607483]  addrconf_rs_timer+0x314/0x690
[  635.611745]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  635.616029]  call_timer_fn+0x272/0x920
[  635.619915]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  635.624152]  ? process_timeout+0x40/0x40
[  635.628219]  ? __run_timers+0x7da/0xc70
[  635.632193]  ? _raw_spin_unlock_irq+0x27/0x80
[  635.636687]  ? _raw_spin_unlock_irq+0x27/0x80
[  635.641179]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  635.645412]  ? lockdep_hardirqs_on+0x296/0x5b0
[  635.649997]  ? trace_hardirqs_on+0xbd/0x310
[  635.654329]  ? kasan_check_read+0x11/0x20
[  635.658473]  ? __run_timers+0x7da/0xc70
[  635.662444]  ? trace_hardirqs_off_caller+0x310/0x310
[  635.667548]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  635.671787]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  635.676032]  __run_timers+0x7e5/0xc70
[  635.679841]  ? timer_fixup_init+0x70/0x70
[  635.684237]  ? _raw_spin_unlock_irq+0x27/0x80
[  635.688736]  ? _raw_spin_unlock_irq+0x27/0x80
[  635.693230]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  635.697810]  ? trace_hardirqs_on+0xbd/0x310
[  635.702135]  ? kasan_check_read+0x11/0x20
[  635.706284]  ? finish_task_switch+0x1f4/0x910
[  635.710781]  ? trace_hardirqs_off_caller+0x310/0x310
[  635.715884]  ? compat_start_thread+0x80/0x80
[  635.720315]  ? pvclock_read_flags+0x160/0x160
[  635.724806]  ? __switch_to_asm+0x34/0x70
[  635.728866]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  635.734402]  ? check_preemption_disabled+0x48/0x280
[  635.739428]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  635.744965]  ? rcu_pm_notify+0xc0/0xc0
[  635.748852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  635.754388]  ? check_preemption_disabled+0x48/0x280
[  635.759410]  run_timer_softirq+0x52/0xb0
[  635.763473]  ? rcu_read_lock_sched_held+0x14f/0x180
[  635.768487]  __do_softirq+0x308/0xb7e
[  635.772295]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  635.777407]  ? schedule+0x108/0x460
[  635.781055]  ? trace_hardirqs_off+0xb8/0x310
[  635.785466]  ? smpboot_thread_fn+0x68b/0xa00
[  635.789874]  ? trace_hardirqs_on+0x310/0x310
[  635.794286]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  635.799826]  ? check_preemption_disabled+0x48/0x280
[  635.804841]  ? takeover_tasklets+0xa90/0xa90
[  635.809248]  run_ksoftirqd+0x5e/0x100
[  635.813050]  smpboot_thread_fn+0x68b/0xa00
[  635.817290]  ? sort_range+0x30/0x30
[  635.820918]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  635.826030]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  635.831563]  ? __kthread_parkme+0xfb/0x1a0
[  635.835797]  ? sort_range+0x30/0x30
[  635.839423]  kthread+0x35a/0x440
[  635.842791]  ? kthread_stop+0x900/0x900
[  635.846767]  ret_from_fork+0x3a/0x50
[  635.850804] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  635.850808] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  635.850954] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  635.857824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  635.864296] ksoftirqd/0 cpuset=/ mems_allowed=0
[  635.874586] Call Trace:
[  635.891140]  <IRQ>
[  635.893295]  dump_stack+0x244/0x39d
[  635.896930]  ? dump_stack_print_info.cold.1+0x20/0x20
[  635.902129]  warn_alloc.cold.116+0xb7/0x1bd
[  635.906452]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  635.911295]  ? lock_downgrade+0x900/0x900
[  635.915451]  ? trace_hardirqs_off+0xb8/0x310
[  635.919862]  ? trace_hardirqs_off+0xb8/0x310
[  635.924281]  __alloc_pages_slowpath+0x26e8/0x2e10
[  635.929147]  ? warn_alloc+0x120/0x120
[  635.932949]  ? warn_alloc+0x120/0x120
[  635.936753]  ? warn_alloc+0x120/0x120
[  635.940552]  ? print_usage_bug+0xc0/0xc0
[  635.944609]  ? enqueue_hrtimer+0x1a5/0x560
[  635.948847]  ? print_usage_bug+0xc0/0xc0
[  635.952903]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  635.958100]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  635.963638]  ? should_fail+0x22d/0xd01
[  635.967527]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  635.972630]  ? __lock_acquire+0x62f/0x4c20
[  635.976870]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  635.981971]  ? __lock_acquire+0x62f/0x4c20
[  635.986218]  ? should_fail+0x22d/0xd01
[  635.990117]  ? mark_held_locks+0x130/0x130
[  635.994354]  ? mark_held_locks+0x130/0x130
[  635.998591]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  636.003604]  ? ktime_get+0x2c1/0x400
[  636.007318]  ? zap_class+0x640/0x640
[  636.011034]  ? print_usage_bug+0xc0/0xc0
[  636.015098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  636.020634]  ? check_preemption_disabled+0x48/0x280
[  636.025659]  ? __lock_is_held+0xb5/0x140
[  636.029722]  __alloc_pages_nodemask+0xa80/0xde0
[  636.034399]  ? zap_class+0x640/0x640
[  636.038118]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  636.043142]  ? find_held_lock+0x36/0x1c0
[  636.047214]  ? ____cache_alloc_node+0x1c7/0x1e0
[  636.051881]  ? lock_downgrade+0x900/0x900
[  636.056046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  636.061585]  cache_grow_begin+0xa5/0x8c0
[  636.065644]  ? do_raw_spin_unlock+0xa7/0x330
[  636.070068]  fallback_alloc+0x204/0x2e0
[  636.074051]  ____cache_alloc_node+0x1c7/0x1e0
[  636.078548]  kmem_cache_alloc_node+0xe3/0x730
[  636.083042]  ? ipv6_get_ifaddr+0x42e/0x620
[  636.087285]  __alloc_skb+0x119/0x770
[  636.091004]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  636.096282]  ? netdev_alloc_frag+0x1f0/0x1f0
[  636.100687]  ? lock_downgrade+0x900/0x900
[  636.104842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  636.110380]  ? refcount_sub_and_test_checked+0x203/0x310
[  636.115834]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  636.121281]  ? addrconf_rs_timer+0x690/0x690
[  636.125698]  ndisc_alloc_skb+0x144/0x340
[  636.129769]  ndisc_send_rs+0x331/0x6e0
[  636.133659]  addrconf_rs_timer+0x314/0x690
[  636.137896]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  636.142138]  call_timer_fn+0x272/0x920
[  636.146027]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  636.150261]  ? process_timeout+0x40/0x40
[  636.154328]  ? mark_held_locks+0xc7/0x130
[  636.158476]  ? _raw_spin_unlock_irq+0x27/0x80
[  636.162976]  ? _raw_spin_unlock_irq+0x27/0x80
[  636.167471]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  636.171702]  ? lockdep_hardirqs_on+0x296/0x5b0
[  636.176288]  ? trace_hardirqs_on+0xbd/0x310
[  636.180607]  ? kasan_check_read+0x11/0x20
[  636.184751]  ? __run_timers+0x7da/0xc70
[  636.188728]  ? trace_hardirqs_off_caller+0x310/0x310
[  636.193841]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  636.198071]  __run_timers+0x7e5/0xc70
[  636.201878]  ? timer_fixup_init+0x70/0x70
[  636.206027]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  636.211046]  ? zap_class+0x640/0x640
[  636.214766]  ? print_usage_bug+0xc0/0xc0
[  636.218830]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  636.224203]  ? find_held_lock+0x36/0x1c0
[  636.228266]  ? zap_class+0x640/0x640
[  636.231993]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  636.237529]  ? check_preemption_disabled+0x48/0x280
[  636.242551]  ? __lock_is_held+0xb5/0x140
[  636.246610]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  636.252146]  ? check_preemption_disabled+0x48/0x280
[  636.257167]  run_timer_softirq+0x52/0xb0
[  636.261230]  ? rcu_read_lock_sched_held+0x14f/0x180
[  636.266253]  __do_softirq+0x308/0xb7e
[  636.270056]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  636.274547]  ? lock_downgrade+0x900/0x900
[  636.278696]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  636.283812]  ? pvclock_read_flags+0x160/0x160
[  636.288311]  ? lapic_next_event+0x5a/0x90
[  636.292464]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  636.298009]  ? kvm_clock_read+0x18/0x30
[  636.301990]  ? kvm_sched_clock_read+0x9/0x20
[  636.306397]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  636.311934]  ? check_preemption_disabled+0x48/0x280
[  636.316977]  irq_exit+0x17f/0x1c0
[  636.320434]  smp_apic_timer_interrupt+0x1cb/0x760
[  636.325274]  ? smp_reschedule_interrupt+0x109/0x650
[  636.330287]  ? smp_call_function_single_interrupt+0x650/0x650
[  636.336516]  ? interrupt_entry+0xb5/0xc0
[  636.340577]  ? trace_hardirqs_off_caller+0xbb/0x310
[  636.345590]  ? trace_hardirqs_off_caller+0xbb/0x310
[  636.350605]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  636.355441]  ? trace_hardirqs_on_caller+0x310/0x310
[  636.360450]  ? trace_hardirqs_on_caller+0x310/0x310
[  636.365456]  ? task_prio+0x50/0x50
[  636.368989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  636.374517]  ? check_preemption_disabled+0x48/0x280
[  636.379531]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  636.384374]  apic_timer_interrupt+0xf/0x20
[  636.388592]  </IRQ>
[  636.390825] RIP: 0010:console_unlock+0x102f/0x1190
[  636.395747] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  636.414637] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  636.422343] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  636.429604] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  636.436866] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  636.444125] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  636.451386] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  636.458651]  ? netconsole_netdev_event+0x280/0x280
[  636.463581]  ? console_unlock+0x1026/0x1190
[  636.467910]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  636.472574]  ? vprintk_emit+0x846/0x990
[  636.476548]  ? lock_release+0xa00/0xa00
[  636.480516]  ? trace_hardirqs_on+0x70/0x310
[  636.484916]  ? vprintk_default+0x28/0x30
[  636.488978]  ? trace_hardirqs_off_caller+0x310/0x310
[  636.494081]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  636.499617]  vprintk_emit+0x391/0x990
[  636.503419]  ? wake_up_klogd+0x180/0x180
[  636.507472]  ? find_held_lock+0x11/0x1c0
[  636.511534]  ? mark_held_locks+0xc7/0x130
[  636.515676]  ? _raw_spin_unlock_irq+0x27/0x80
[  636.520163]  ? _raw_spin_unlock_irq+0x27/0x80
[  636.524654]  vprintk_default+0x28/0x30
[  636.528531]  vprintk_func+0x7e/0x181
[  636.532245]  printk+0xa7/0xcf
[  636.535431]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  636.540178]  ? _raw_spin_unlock_irq+0x60/0x80
[  636.544675]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  636.549966]  dump_header+0x7cc/0xf72
[  636.553683]  ? pagefault_out_of_memory+0x197/0x197
[  636.558627]  ? __lock_acquire+0x62f/0x4c20
[  636.562856]  ? percpu_ref_get_many+0x240/0x240
[  636.567448]  ? print_usage_bug+0xc0/0xc0
[  636.571507]  ? zap_class+0x640/0x640
[  636.575216]  ? print_usage_bug+0xc0/0xc0
[  636.579274]  ? zap_class+0x640/0x640
[  636.582984]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  636.588514]  ? find_held_lock+0x36/0x1c0
[  636.592577]  ? mark_held_locks+0xc7/0x130
[  636.596722]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  636.601816]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  636.606915]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  636.611493]  ? trace_hardirqs_on+0xbd/0x310
[  636.615806]  ? kasan_check_read+0x11/0x20
[  636.619954]  ? ___ratelimit+0x3b4/0x672
[  636.623918]  ? trace_hardirqs_off_caller+0x310/0x310
[  636.629019]  ? trace_hardirqs_on+0x310/0x310
[  636.633419]  ? lock_downgrade+0x900/0x900
[  636.637564]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  636.642676]  ? ___ratelimit+0x3b9/0x672
[  636.646648]  ? idr_get_free+0xf70/0xf70
[  636.650609]  ? kasan_check_read+0x11/0x20
[  636.654744]  ? do_raw_spin_unlock+0xa7/0x330
[  636.659151]  oom_kill_process.cold.27+0x10/0x903
[  636.663898]  ? zap_class+0x640/0x640
[  636.667609]  ? _raw_spin_unlock+0x2c/0x50
[  636.671750]  ? oom_badness+0xe6/0xaa0
[  636.675545]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  636.680464]  ? kasan_check_read+0x11/0x20
[  636.684607]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  636.689879]  ? oom_evaluate_task+0x540/0x540
[  636.694284]  ? find_held_lock+0x36/0x1c0
[  636.698346]  ? out_of_memory+0x974/0x1430
[  636.702485]  ? lock_downgrade+0x900/0x900
[  636.706624]  ? check_preemption_disabled+0x48/0x280
[  636.711633]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  636.716553]  ? kasan_check_read+0x11/0x20
[  636.720697]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  636.725965]  ? rcu_softirq_qs+0x20/0x20
[  636.729937]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  636.735465]  ? oom_evaluate_task+0x302/0x540
[  636.739867]  out_of_memory+0xa84/0x1430
[  636.743840]  ? oom_killer_disable+0x3a0/0x3a0
[  636.748323]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  636.753243]  ? __ww_mutex_check_waiters+0x160/0x160
[  636.758261]  __alloc_pages_slowpath+0x2354/0x2e10
[  636.763123]  ? warn_alloc+0x120/0x120
[  636.766918]  ? mark_held_locks+0x130/0x130
[  636.771146]  ? find_get_entry+0xaae/0x1120
[  636.775379]  ? filemap_map_pages+0x1a20/0x1a20
[  636.779953]  ? zap_class+0x640/0x640
[  636.783659]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  636.789191]  ? check_preemption_disabled+0x48/0x280
[  636.794196]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  636.799722]  ? should_fail+0x22d/0xd01
[  636.803606]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  636.808700]  ? zap_class+0x640/0x640
[  636.812424]  ? __lock_is_held+0xb5/0x140
[  636.816481]  ? mark_held_locks+0x130/0x130
[  636.820708]  ? lock_release+0xa00/0xa00
[  636.824670]  ? perf_trace_sched_process_exec+0x860/0x860
[  636.830103]  ? xa_load+0x2ba/0x460
[  636.833643]  ? lock_downgrade+0x900/0x900
[  636.837787]  ? __might_sleep+0x95/0x190
[  636.841751]  __alloc_pages_nodemask+0xa80/0xde0
[  636.846417]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  636.851422]  ? __page_cache_alloc+0x191/0x5c0
[  636.855918]  ? xa_load+0x2e1/0x460
[  636.859462]  ? xa_clear_mark+0x40/0x40
[  636.863339]  ? zap_class+0x640/0x640
[  636.867051]  ? zap_class+0x640/0x640
[  636.870751]  ? zap_class+0x640/0x640
[  636.874450]  ? __do_page_cache_readahead+0x663/0x810
[  636.879542]  ? find_held_lock+0x36/0x1c0
[  636.883594]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  636.889125]  alloc_pages_current+0x173/0x350
[  636.893528]  __page_cache_alloc+0x38c/0x5c0
[  636.897836]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  636.902766]  ? kasan_check_read+0x11/0x20
[  636.906989]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  636.912258]  ? generic_perform_write+0x6a0/0x6a0
[  636.917005]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  636.922531]  ? check_preemption_disabled+0x48/0x280
[  636.927561]  filemap_fault+0x1595/0x25f0
[  636.931618]  ? __lock_page_or_retry+0xa00/0xa00
[  636.936277]  ? mark_held_locks+0x130/0x130
[  636.940507]  ? filemap_map_pages+0xd6b/0x1a20
[  636.944991]  ? lock_downgrade+0x900/0x900
[  636.949129]  ? check_preemption_disabled+0x48/0x280
[  636.954155]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  636.959080]  ? kasan_check_read+0x11/0x20
[  636.963219]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  636.968494]  ? rcu_softirq_qs+0x20/0x20
[  636.972474]  ? filemap_map_pages+0xd92/0x1a20
[  636.976974]  ? find_get_entries_tag+0x1400/0x1400
[  636.981810]  ? debug_object_destroy+0x2b0/0x2b0
[  636.986475]  ? lock_pi_update_atomic+0x150/0x150
[  636.991219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  636.996753]  ? lock_acquire+0x1ed/0x520
[  637.000714]  ? ext4_filemap_fault+0x7a/0xad
[  637.005033]  ? lock_release+0xa00/0xa00
[  637.009009]  ? perf_trace_sched_process_exec+0x860/0x860
[  637.014447]  ? print_usage_bug+0xc0/0xc0
[  637.018499]  ? print_usage_bug+0xc0/0xc0
[  637.022558]  ? down_read+0x8d/0x120
[  637.026173]  ? ext4_filemap_fault+0x7a/0xad
[  637.030486]  ? __down_interruptible+0x700/0x700
[  637.035151]  ext4_filemap_fault+0x82/0xad
[  637.039302]  __do_fault+0x100/0x6b0
[  637.042923]  ? pmd_devmap_trans_unstable+0x220/0x220
[  637.048014]  ? mark_held_locks+0x130/0x130
[  637.052238]  ? mark_held_locks+0x130/0x130
[  637.056483]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  637.062009]  __handle_mm_fault+0x3ea0/0x5be0
[  637.066402]  ? perf_trace_lock+0x7a0/0x7a0
[  637.070631]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  637.075500]  ? zap_class+0x640/0x640
[  637.079201]  ? zap_class+0x640/0x640
[  637.082907]  ? __x64_sys_futex+0x53e/0x6a0
[  637.087132]  ? find_held_lock+0x36/0x1c0
[  637.091205]  ? handle_mm_fault+0x42a/0xc70
[  637.095428]  ? lock_downgrade+0x900/0x900
[  637.099561]  ? check_preemption_disabled+0x48/0x280
[  637.104569]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  637.109489]  ? kasan_check_read+0x11/0x20
[  637.113623]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  637.118893]  ? rcu_softirq_qs+0x20/0x20
[  637.122943]  ? trace_hardirqs_off_caller+0x310/0x310
[  637.128056]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  637.133580]  ? check_preemption_disabled+0x48/0x280
[  637.138589]  handle_mm_fault+0x54f/0xc70
[  637.142643]  ? __handle_mm_fault+0x5be0/0x5be0
[  637.147216]  ? find_vma+0x34/0x190
[  637.150747]  __do_page_fault+0x5e8/0xe60
[  637.154795]  ? trace_hardirqs_off+0xb8/0x310
[  637.159190]  ? retint_kernel+0x2d/0x2d
[  637.163074]  do_page_fault+0xf2/0x7e0
[  637.166866]  ? vmalloc_sync_all+0x30/0x30
[  637.171009]  ? error_entry+0x70/0xd0
[  637.174713]  ? trace_hardirqs_off_caller+0xbb/0x310
[  637.179719]  ? trace_hardirqs_on_caller+0xc0/0x310
[  637.184661]  ? syscall_return_slowpath+0x5e0/0x5e0
[  637.189573]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  637.194402]  ? trace_hardirqs_on_caller+0x310/0x310
[  637.199425]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  637.204862]  ? prepare_exit_to_usermode+0x291/0x3b0
[  637.209875]  ? page_fault+0x8/0x30
[  637.213405]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  637.218235]  ? page_fault+0x8/0x30
[  637.221762]  page_fault+0x1e/0x30
[  637.225199] RIP: 0033:0x45ddf3
[  637.228398] Code: Bad RIP value.
[  637.231748] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  637.237098] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  637.244355] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  637.251612] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  637.258877] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  637.266133] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  637.273408] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  637.273412] warn_alloc_show_mem: 1 callbacks suppressed
[  637.273418] Mem-Info:
[  637.280243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  637.285597] active_anon:48059 inactive_anon:331 isolated_anon:0
[  637.285597]  active_file:11 inactive_file:12 isolated_file:0
[  637.285597]  unevictable:0 dirty:0 writeback:0 unstable:0
[  637.285597]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  637.285597]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  637.285597]  free:13684 free_pcp:349 free_cma:0
[  637.287961] Call Trace:
[  637.297323] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  637.330281]  dump_stack+0x244/0x39d
[  637.332832] 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
[  637.360589]  ? dump_stack_print_info.cold.1+0x20/0x20
[  637.364271] lowmem_reserve[]: 0 2818 6321 6321
[  637.390380]  warn_alloc.cold.116+0xb7/0x1bd
[  637.395528] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  637.400093]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  637.404379] lowmem_reserve[]: 0 0 3503 3503
[  637.431870]  ? lock_downgrade+0x900/0x900
[  637.436686] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  637.440995]  ? trace_hardirqs_off+0xb8/0x310
[  637.445102] lowmem_reserve[]: 0 0 0 0
[  637.474148]  ? trace_hardirqs_off+0xb8/0x310
[  637.478519] 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
[  637.482302]  __alloc_pages_slowpath+0x26e8/0x2e10
[  637.486672] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  637.500201]  ? warn_alloc+0x120/0x120
[  637.505006] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  637.520162]  ? print_usage_bug+0xc0/0xc0
[  637.523937] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  637.538215]  ? warn_alloc+0x120/0x120
[  637.542250] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  637.551061]  ? warn_alloc+0x120/0x120
[  637.554830] 403 total pagecache pages
[  637.563389]  ? print_usage_bug+0xc0/0xc0
[  637.567159] 0 pages in swap cache
[  637.570932]  ? print_usage_bug+0xc0/0xc0
[  637.574964] Swap cache stats: add 0, delete 0, find 0/0
[  637.578392]  ? __lock_acquire+0x62f/0x4c20
[  637.582419] Free swap  = 0kB
[  637.587764]  ? __lock_acquire+0x62f/0x4c20
[  637.591963] Total swap = 0kB
[  637.594964]  ? kasan_check_write+0x14/0x20
[  637.599164] 1965979 pages RAM
[  637.602164]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  637.606364] 0 pages HighMem/MovableOnly
[  637.609449]  ? should_fail+0x22d/0xd01
[  637.614950] 342853 pages reserved
[  637.618906]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  637.622767] 0 pages cma reserved
[  637.626198]  ? __lock_acquire+0x62f/0x4c20
[  637.631317] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  637.634614]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  637.634625]  ? __lock_acquire+0x62f/0x4c20
[  637.634638]  ? should_fail+0x22d/0xd01
[  637.638891] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  637.645321]  ? mark_held_locks+0x130/0x130
[  637.650384] syz-fuzzer cpuset=/ mems_allowed=0
[  637.654602]  ? mark_held_locks+0x130/0x130
[  637.681653]  ? zap_class+0x640/0x640
[  637.685550]  ? zap_class+0x640/0x640
[  637.689256]  ? print_usage_bug+0xc0/0xc0
[  637.693301]  ? mark_held_locks+0x130/0x130
[  637.697525]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  637.703050]  ? check_preemption_disabled+0x48/0x280
[  637.708064]  ? __lock_is_held+0xb5/0x140
[  637.712125]  __alloc_pages_nodemask+0xa80/0xde0
[  637.716795]  ? zap_class+0x640/0x640
[  637.720504]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  637.725520]  ? find_held_lock+0x36/0x1c0
[  637.729577]  ? ____cache_alloc_node+0x1c7/0x1e0
[  637.734252]  ? lock_downgrade+0x900/0x900
[  637.738390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  637.743925]  cache_grow_begin+0xa5/0x8c0
[  637.747973]  ? do_raw_spin_unlock+0xa7/0x330
[  637.752375]  fallback_alloc+0x204/0x2e0
[  637.756339]  ____cache_alloc_node+0x1c7/0x1e0
[  637.760834]  kmem_cache_alloc_node+0xe3/0x730
[  637.765321]  ? ipv6_get_ifaddr+0x42e/0x620
[  637.769565]  __alloc_skb+0x119/0x770
[  637.773283]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  637.778553]  ? netdev_alloc_frag+0x1f0/0x1f0
[  637.782949]  ? lock_downgrade+0x900/0x900
[  637.787089]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  637.792611]  ? refcount_sub_and_test_checked+0x203/0x310
[  637.798053]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  637.803496]  ? addrconf_rs_timer+0x690/0x690
[  637.807901]  ndisc_alloc_skb+0x144/0x340
[  637.811954]  ndisc_send_rs+0x331/0x6e0
[  637.815837]  addrconf_rs_timer+0x314/0x690
[  637.820064]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  637.824298]  call_timer_fn+0x272/0x920
[  637.828168]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  637.832386]  ? process_timeout+0x40/0x40
[  637.836438]  ? __run_timers+0x7da/0xc70
[  637.840405]  ? _raw_spin_unlock_irq+0x27/0x80
[  637.844888]  ? _raw_spin_unlock_irq+0x27/0x80
[  637.849366]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  637.853763]  ? lockdep_hardirqs_on+0x296/0x5b0
[  637.858334]  ? trace_hardirqs_on+0xbd/0x310
[  637.862640]  ? kasan_check_read+0x11/0x20
[  637.866775]  ? __run_timers+0x7da/0xc70
[  637.870739]  ? trace_hardirqs_off_caller+0x310/0x310
[  637.875845]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  637.880069]  __run_timers+0x7e5/0xc70
[  637.883881]  ? timer_fixup_init+0x70/0x70
[  637.888019]  ? _raw_spin_unlock_irq+0x27/0x80
[  637.892502]  ? _raw_spin_unlock_irq+0x27/0x80
[  637.896984]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  637.901671]  ? trace_hardirqs_on+0xbd/0x310
[  637.906084]  ? kasan_check_read+0x11/0x20
[  637.910240]  ? finish_task_switch+0x1f4/0x910
[  637.914726]  ? trace_hardirqs_off_caller+0x310/0x310
[  637.919822]  ? compat_start_thread+0x80/0x80
[  637.924253]  ? pvclock_read_flags+0x160/0x160
[  637.928730]  ? __switch_to_asm+0x34/0x70
[  637.932784]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  637.938323]  ? check_preemption_disabled+0x48/0x280
[  637.943340]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  637.948883]  ? rcu_pm_notify+0xc0/0xc0
[  637.952779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  637.958311]  ? check_preemption_disabled+0x48/0x280
[  637.963323]  run_timer_softirq+0x52/0xb0
[  637.967376]  ? rcu_read_lock_sched_held+0x14f/0x180
[  637.972390]  __do_softirq+0x308/0xb7e
[  637.976205]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  637.981305]  ? schedule+0x108/0x460
[  637.984936]  ? trace_hardirqs_off+0xb8/0x310
[  637.989336]  ? smpboot_thread_fn+0x68b/0xa00
[  637.993731]  ? trace_hardirqs_on+0x310/0x310
[  637.998129]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  638.003652]  ? check_preemption_disabled+0x48/0x280
[  638.008656]  ? takeover_tasklets+0xa90/0xa90
[  638.013057]  run_ksoftirqd+0x5e/0x100
[  638.016845]  smpboot_thread_fn+0x68b/0xa00
[  638.021075]  ? sort_range+0x30/0x30
[  638.024689]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  638.029786]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  638.035330]  ? __kthread_parkme+0xfb/0x1a0
[  638.039574]  ? sort_range+0x30/0x30
[  638.043194]  kthread+0x35a/0x440
[  638.046551]  ? kthread_stop+0x900/0x900
[  638.050523]  ret_from_fork+0x3a/0x50
[  638.054250] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  638.054319] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  638.061255] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  638.061262] Call Trace:
[  638.067807] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  638.077059]  <IRQ>
[  638.079620] ksoftirqd/0 cpuset=/ mems_allowed=0
[  638.089926]  dump_stack+0x244/0x39d
[  638.100306]  ? dump_stack_print_info.cold.1+0x20/0x20
[  638.105500]  warn_alloc.cold.116+0xb7/0x1bd
[  638.109817]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  638.114652]  ? lock_downgrade+0x900/0x900
[  638.118809]  ? trace_hardirqs_off+0xb8/0x310
[  638.123213]  ? trace_hardirqs_off+0xb8/0x310
[  638.127621]  __alloc_pages_slowpath+0x26e8/0x2e10
[  638.132485]  ? warn_alloc+0x120/0x120
[  638.136282]  ? print_usage_bug+0xc0/0xc0
[  638.140338]  ? warn_alloc+0x120/0x120
[  638.144135]  ? warn_alloc+0x120/0x120
[  638.147936]  ? print_usage_bug+0xc0/0xc0
[  638.151994]  ? print_usage_bug+0xc0/0xc0
[  638.156044]  ? __lock_acquire+0x62f/0x4c20
[  638.160278]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  638.165809]  ? should_fail+0x22d/0xd01
[  638.169693]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  638.174795]  ? __lock_acquire+0x62f/0x4c20
[  638.179028]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  638.184125]  ? __lock_acquire+0x62f/0x4c20
[  638.188350]  ? should_fail+0x22d/0xd01
[  638.192223]  ? find_held_lock+0x36/0x1c0
[  638.196278]  ? mark_held_locks+0x130/0x130
[  638.200506]  ? mark_held_locks+0x130/0x130
[  638.204732]  ? zap_class+0x640/0x640
[  638.208437]  ? zap_class+0x640/0x640
[  638.212143]  ? print_usage_bug+0xc0/0xc0
[  638.216197]  ? do_raw_spin_unlock+0xa7/0x330
[  638.220600]  ? zap_class+0x640/0x640
[  638.224303]  ? print_usage_bug+0xc0/0xc0
[  638.228352]  ? wq_watchdog_touch+0x9c/0xfe
[  638.232584]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  638.238109]  ? check_preemption_disabled+0x48/0x280
[  638.243127]  ? __lock_is_held+0xb5/0x140
[  638.247185]  __alloc_pages_nodemask+0xa80/0xde0
[  638.251844]  ? zap_class+0x640/0x640
[  638.255555]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  638.260570]  ? find_held_lock+0x36/0x1c0
[  638.264634]  ? ____cache_alloc_node+0x1c7/0x1e0
[  638.269294]  ? lock_downgrade+0x900/0x900
[  638.273438]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  638.278969]  cache_grow_begin+0xa5/0x8c0
[  638.283019]  ? do_raw_spin_unlock+0xa7/0x330
[  638.287427]  fallback_alloc+0x204/0x2e0
[  638.291397]  ____cache_alloc_node+0x1c7/0x1e0
[  638.295886]  kmem_cache_alloc_node+0xe3/0x730
[  638.300379]  ? ipv6_get_ifaddr+0x42e/0x620
[  638.304614]  __alloc_skb+0x119/0x770
[  638.308319]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  638.313590]  ? netdev_alloc_frag+0x1f0/0x1f0
[  638.317990]  ? lock_downgrade+0x900/0x900
[  638.322139]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  638.327670]  ? refcount_sub_and_test_checked+0x203/0x310
[  638.333115]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  638.338558]  ? addrconf_rs_timer+0x690/0x690
[  638.342971]  ndisc_alloc_skb+0x144/0x340
[  638.347024]  ndisc_send_rs+0x331/0x6e0
[  638.350911]  addrconf_rs_timer+0x314/0x690
[  638.355145]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  638.359381]  call_timer_fn+0x272/0x920
[  638.363262]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  638.367488]  ? process_timeout+0x40/0x40
[  638.371551]  ? mark_held_locks+0xc7/0x130
[  638.375695]  ? _raw_spin_unlock_irq+0x27/0x80
[  638.380178]  ? _raw_spin_unlock_irq+0x27/0x80
[  638.384667]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  638.388897]  ? lockdep_hardirqs_on+0x296/0x5b0
[  638.393471]  ? trace_hardirqs_on+0xbd/0x310
[  638.397786]  ? kasan_check_read+0x11/0x20
[  638.401921]  ? __run_timers+0x7da/0xc70
[  638.405889]  ? trace_hardirqs_off_caller+0x310/0x310
[  638.410984]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  638.415210]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  638.419437]  __run_timers+0x7e5/0xc70
[  638.423241]  ? timer_fixup_init+0x70/0x70
[  638.427381]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  638.432515]  ? zap_class+0x640/0x640
[  638.436228]  ? print_usage_bug+0xc0/0xc0
[  638.440283]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  638.445469]  ? find_held_lock+0x36/0x1c0
[  638.449531]  ? zap_class+0x640/0x640
[  638.453245]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  638.458778]  ? check_preemption_disabled+0x48/0x280
[  638.463792]  ? __lock_is_held+0xb5/0x140
[  638.467844]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  638.473373]  ? check_preemption_disabled+0x48/0x280
[  638.478381]  run_timer_softirq+0x52/0xb0
[  638.482427]  ? rcu_read_lock_sched_held+0x14f/0x180
[  638.487432]  __do_softirq+0x308/0xb7e
[  638.491225]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  638.495709]  ? lock_downgrade+0x900/0x900
[  638.499846]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  638.504953]  ? pvclock_read_flags+0x160/0x160
[  638.509452]  ? lapic_next_event+0x5a/0x90
[  638.513681]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  638.519218]  ? kvm_clock_read+0x18/0x30
[  638.523189]  ? kvm_sched_clock_read+0x9/0x20
[  638.527591]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  638.533125]  ? check_preemption_disabled+0x48/0x280
[  638.538150]  irq_exit+0x17f/0x1c0
[  638.541607]  smp_apic_timer_interrupt+0x1cb/0x760
[  638.546452]  ? smp_reschedule_interrupt+0x109/0x650
[  638.551460]  ? smp_call_function_single_interrupt+0x650/0x650
[  638.557341]  ? interrupt_entry+0xb5/0xc0
[  638.561403]  ? trace_hardirqs_off_caller+0xbb/0x310
[  638.566412]  ? trace_hardirqs_off_caller+0xbb/0x310
[  638.571428]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  638.576266]  ? trace_hardirqs_on_caller+0x310/0x310
[  638.581274]  ? trace_hardirqs_on_caller+0x310/0x310
[  638.586291]  ? task_prio+0x50/0x50
[  638.589822]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  638.595353]  ? check_preemption_disabled+0x48/0x280
[  638.600394]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  638.605235]  apic_timer_interrupt+0xf/0x20
[  638.609455]  </IRQ>
[  638.611687] RIP: 0010:console_unlock+0x102f/0x1190
[  638.616606] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  638.635496] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  638.643187] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  638.650441] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  638.657700] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  638.664959] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  638.672238] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  638.679514]  ? netconsole_netdev_event+0x280/0x280
[  638.684445]  ? console_unlock+0x1026/0x1190
[  638.688776]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  638.693431]  ? vprintk_emit+0x846/0x990
[  638.697396]  ? lock_release+0xa00/0xa00
[  638.701364]  ? trace_hardirqs_on+0x70/0x310
[  638.705678]  ? vprintk_default+0x28/0x30
[  638.709746]  ? trace_hardirqs_off_caller+0x310/0x310
[  638.714836]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  638.720368]  vprintk_emit+0x391/0x990
[  638.724159]  ? wake_up_klogd+0x180/0x180
[  638.728231]  ? find_held_lock+0x11/0x1c0
[  638.732290]  ? mark_held_locks+0xc7/0x130
[  638.736426]  ? _raw_spin_unlock_irq+0x27/0x80
[  638.740905]  ? _raw_spin_unlock_irq+0x27/0x80
[  638.745409]  vprintk_default+0x28/0x30
[  638.749300]  vprintk_func+0x7e/0x181
[  638.753002]  printk+0xa7/0xcf
[  638.756093]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  638.760843]  ? _raw_spin_unlock_irq+0x60/0x80
[  638.765337]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  638.770609]  dump_header+0x7cc/0xf72
[  638.774318]  ? pagefault_out_of_memory+0x197/0x197
[  638.779242]  ? __lock_acquire+0x62f/0x4c20
[  638.783466]  ? percpu_ref_get_many+0x240/0x240
[  638.788040]  ? print_usage_bug+0xc0/0xc0
[  638.792098]  ? zap_class+0x640/0x640
[  638.795799]  ? print_usage_bug+0xc0/0xc0
[  638.799849]  ? zap_class+0x640/0x640
[  638.803552]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  638.809078]  ? find_held_lock+0x36/0x1c0
[  638.813131]  ? mark_held_locks+0xc7/0x130
[  638.817265]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  638.822351]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  638.827439]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  638.832010]  ? trace_hardirqs_on+0xbd/0x310
[  638.836321]  ? kasan_check_read+0x11/0x20
[  638.840458]  ? ___ratelimit+0x3b4/0x672
[  638.844420]  ? trace_hardirqs_off_caller+0x310/0x310
[  638.849524]  ? trace_hardirqs_on+0x310/0x310
[  638.853922]  ? lock_downgrade+0x900/0x900
[  638.858061]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  638.863150]  ? ___ratelimit+0x3b9/0x672
[  638.867115]  ? idr_get_free+0xf70/0xf70
[  638.871074]  ? kasan_check_read+0x11/0x20
[  638.875210]  ? do_raw_spin_unlock+0xa7/0x330
[  638.879632]  oom_kill_process.cold.27+0x10/0x903
[  638.884376]  ? zap_class+0x640/0x640
[  638.888074]  ? _raw_spin_unlock+0x2c/0x50
[  638.892205]  ? oom_badness+0xe6/0xaa0
[  638.895991]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  638.900905]  ? kasan_check_read+0x11/0x20
[  638.905052]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  638.910335]  ? oom_evaluate_task+0x540/0x540
[  638.914756]  ? find_held_lock+0x36/0x1c0
[  638.918812]  ? out_of_memory+0x974/0x1430
[  638.922952]  ? lock_downgrade+0x900/0x900
[  638.927086]  ? check_preemption_disabled+0x48/0x280
[  638.932107]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  638.937025]  ? kasan_check_read+0x11/0x20
[  638.941159]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  638.946437]  ? rcu_softirq_qs+0x20/0x20
[  638.950405]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  638.955931]  ? oom_evaluate_task+0x302/0x540
[  638.960327]  out_of_memory+0xa84/0x1430
[  638.964293]  ? oom_killer_disable+0x3a0/0x3a0
[  638.968775]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  638.973711]  ? __ww_mutex_check_waiters+0x160/0x160
[  638.978744]  __alloc_pages_slowpath+0x2354/0x2e10
[  638.983598]  ? warn_alloc+0x120/0x120
[  638.987383]  ? mark_held_locks+0x130/0x130
[  638.991608]  ? find_get_entry+0xaae/0x1120
[  638.995855]  ? filemap_map_pages+0x1a20/0x1a20
[  639.000430]  ? zap_class+0x640/0x640
[  639.004139]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  639.009870]  ? check_preemption_disabled+0x48/0x280
[  639.014878]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  639.020411]  ? should_fail+0x22d/0xd01
[  639.024288]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  639.029381]  ? zap_class+0x640/0x640
[  639.033099]  ? __lock_is_held+0xb5/0x140
[  639.037154]  ? mark_held_locks+0x130/0x130
[  639.041375]  ? lock_release+0xa00/0xa00
[  639.045350]  ? perf_trace_sched_process_exec+0x860/0x860
[  639.050788]  ? xa_load+0x2ba/0x460
[  639.054314]  ? lock_downgrade+0x900/0x900
[  639.058452]  ? __might_sleep+0x95/0x190
[  639.062429]  __alloc_pages_nodemask+0xa80/0xde0
[  639.067095]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  639.072098]  ? __page_cache_alloc+0x191/0x5c0
[  639.076578]  ? xa_load+0x2e1/0x460
[  639.080108]  ? xa_clear_mark+0x40/0x40
[  639.083985]  ? zap_class+0x640/0x640
[  639.087700]  ? zap_class+0x640/0x640
[  639.091403]  ? zap_class+0x640/0x640
[  639.095111]  ? __do_page_cache_readahead+0x663/0x810
[  639.100204]  ? find_held_lock+0x36/0x1c0
[  639.104261]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  639.109795]  alloc_pages_current+0x173/0x350
[  639.114214]  __page_cache_alloc+0x38c/0x5c0
[  639.118540]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  639.123460]  ? kasan_check_read+0x11/0x20
[  639.127599]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  639.132865]  ? generic_perform_write+0x6a0/0x6a0
[  639.137610]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  639.143135]  ? check_preemption_disabled+0x48/0x280
[  639.148148]  filemap_fault+0x1595/0x25f0
[  639.152213]  ? __lock_page_or_retry+0xa00/0xa00
[  639.156874]  ? mark_held_locks+0x130/0x130
[  639.161105]  ? filemap_map_pages+0xd6b/0x1a20
[  639.165588]  ? lock_downgrade+0x900/0x900
[  639.169727]  ? check_preemption_disabled+0x48/0x280
[  639.174737]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  639.179652]  ? kasan_check_read+0x11/0x20
[  639.183793]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  639.189056]  ? rcu_softirq_qs+0x20/0x20
[  639.193025]  ? filemap_map_pages+0xd92/0x1a20
[  639.197522]  ? find_get_entries_tag+0x1400/0x1400
[  639.202358]  ? debug_object_destroy+0x2b0/0x2b0
[  639.207112]  ? lock_pi_update_atomic+0x150/0x150
[  639.211859]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  639.217415]  ? lock_acquire+0x1ed/0x520
[  639.221377]  ? ext4_filemap_fault+0x7a/0xad
[  639.225695]  ? lock_release+0xa00/0xa00
[  639.229654]  ? perf_trace_sched_process_exec+0x860/0x860
[  639.235098]  ? print_usage_bug+0xc0/0xc0
[  639.239151]  ? print_usage_bug+0xc0/0xc0
[  639.243211]  ? down_read+0x8d/0x120
[  639.246837]  ? ext4_filemap_fault+0x7a/0xad
[  639.251147]  ? __down_interruptible+0x700/0x700
[  639.255816]  ext4_filemap_fault+0x82/0xad
[  639.259979]  __do_fault+0x100/0x6b0
[  639.263600]  ? pmd_devmap_trans_unstable+0x220/0x220
[  639.268701]  ? mark_held_locks+0x130/0x130
[  639.272932]  ? mark_held_locks+0x130/0x130
[  639.277168]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  639.282726]  __handle_mm_fault+0x3ea0/0x5be0
[  639.287126]  ? perf_trace_lock+0x7a0/0x7a0
[  639.291352]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  639.296205]  ? zap_class+0x640/0x640
[  639.299907]  ? zap_class+0x640/0x640
[  639.303613]  ? __x64_sys_futex+0x53e/0x6a0
[  639.307845]  ? find_held_lock+0x36/0x1c0
[  639.311900]  ? handle_mm_fault+0x42a/0xc70
[  639.316123]  ? lock_downgrade+0x900/0x900
[  639.320260]  ? check_preemption_disabled+0x48/0x280
[  639.325265]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  639.330193]  ? kasan_check_read+0x11/0x20
[  639.334326]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  639.339588]  ? rcu_softirq_qs+0x20/0x20
[  639.343551]  ? trace_hardirqs_off_caller+0x310/0x310
[  639.348647]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  639.354179]  ? check_preemption_disabled+0x48/0x280
[  639.359195]  handle_mm_fault+0x54f/0xc70
[  639.363359]  ? __handle_mm_fault+0x5be0/0x5be0
[  639.367940]  ? find_vma+0x34/0x190
[  639.371475]  __do_page_fault+0x5e8/0xe60
[  639.375520]  ? trace_hardirqs_off+0xb8/0x310
[  639.379911]  ? retint_kernel+0x2d/0x2d
[  639.383799]  do_page_fault+0xf2/0x7e0
[  639.387591]  ? vmalloc_sync_all+0x30/0x30
[  639.391756]  ? error_entry+0x70/0xd0
[  639.395458]  ? trace_hardirqs_off_caller+0xbb/0x310
[  639.400477]  ? trace_hardirqs_on_caller+0xc0/0x310
[  639.405395]  ? syscall_return_slowpath+0x5e0/0x5e0
[  639.410319]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  639.415153]  ? trace_hardirqs_on_caller+0x310/0x310
[  639.420158]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  639.425598]  ? prepare_exit_to_usermode+0x291/0x3b0
[  639.430605]  ? page_fault+0x8/0x30
[  639.434140]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  639.438978]  ? page_fault+0x8/0x30
[  639.442503]  page_fault+0x1e/0x30
[  639.445943] RIP: 0033:0x45ddf3
[  639.449138] Code: Bad RIP value.
[  639.452493] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  639.457846] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  639.465104] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  639.472360] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  639.479616] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  639.486874] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  639.494140] warn_alloc_show_mem: 1 callbacks suppressed
[  639.494147] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  639.494148] Mem-Info:
[  639.494175] active_anon:48059 inactive_anon:331 isolated_anon:0
[  639.494175]  active_file:11 inactive_file:12 isolated_file:0
[  639.494175]  unevictable:0 dirty:0 writeback:0 unstable:0
[  639.494175]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  639.494175]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  639.494175]  free:13684 free_pcp:349 free_cma:0
[  639.499501] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  639.506336] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  639.508730] Call Trace:
[  639.541577] 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
[  639.550922]  dump_stack+0x244/0x39d
[  639.578670] lowmem_reserve[]: 0 2818 6321 6321
[  639.581239]  ? dump_stack_print_info.cold.1+0x20/0x20
[  639.607310] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  639.610928]  warn_alloc.cold.116+0xb7/0x1bd
[  639.615468] lowmem_reserve[]: 0 0 3503 3503
[  639.620661]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  639.648220] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  639.652530]  ? lock_downgrade+0x900/0x900
[  639.656816] lowmem_reserve[]: 0 0 0 0
[  639.661650]  ? trace_hardirqs_off+0xb8/0x310
[  639.690842] 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
[  639.694991]  ? trace_hardirqs_off+0xb8/0x310
[  639.698750] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  639.703149]  __alloc_pages_slowpath+0x26e8/0x2e10
[  639.716641] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  639.721071]  ? warn_alloc+0x120/0x120
[  639.736184] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  639.741003]  ? print_usage_bug+0xc0/0xc0
[  639.755272] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  639.755294] 403 total pagecache pages
[  639.759085]  ? warn_alloc+0x120/0x120
[  639.767891] 0 pages in swap cache
[  639.771930]  ? warn_alloc+0x120/0x120
[  639.780471] Swap cache stats: add 0, delete 0, find 0/0
[  639.784254]  ? print_usage_bug+0xc0/0xc0
[  639.788021] Free swap  = 0kB
[  639.791458]  ? print_usage_bug+0xc0/0xc0
[  639.795221] Total swap = 0kB
[  639.800564]  ? __lock_acquire+0x62f/0x4c20
[  639.804589] 1965979 pages RAM
[  639.807595]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  639.811619] 0 pages HighMem/MovableOnly
[  639.814633]  ? should_fail+0x22d/0xd01
[  639.818835] 342853 pages reserved
[  639.821920]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  639.827421] 0 pages cma reserved
[  639.831378]  ? __lock_acquire+0x62f/0x4c20
[  639.835296] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  639.838669]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  639.843814] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  639.847090]  ? __lock_acquire+0x62f/0x4c20
[  639.851824] syz-fuzzer cpuset=/ mems_allowed=0
[  639.858300]  ? should_fail+0x22d/0xd01
[  639.886209]  ? find_held_lock+0x36/0x1c0
[  639.890269]  ? mark_held_locks+0x130/0x130
[  639.894498]  ? mark_held_locks+0x130/0x130
[  639.898720]  ? zap_class+0x640/0x640
[  639.902423]  ? mark_held_locks+0xc7/0x130
[  639.906560]  ? do_raw_spin_unlock+0xa7/0x330
[  639.910959]  ? zap_class+0x640/0x640
[  639.914665]  ? print_usage_bug+0xc0/0xc0
[  639.918718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  639.924244]  ? check_preemption_disabled+0x48/0x280
[  639.929262]  ? __lock_is_held+0xb5/0x140
[  639.933322]  __alloc_pages_nodemask+0xa80/0xde0
[  639.938262]  ? zap_class+0x640/0x640
[  639.941999]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  639.947022]  ? find_held_lock+0x36/0x1c0
[  639.951099]  ? ____cache_alloc_node+0x1c7/0x1e0
[  639.955771]  ? lock_downgrade+0x900/0x900
[  639.960008]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  639.965547]  cache_grow_begin+0xa5/0x8c0
[  639.969608]  ? do_raw_spin_unlock+0xa7/0x330
[  639.974049]  fallback_alloc+0x204/0x2e0
[  639.978132]  ____cache_alloc_node+0x1c7/0x1e0
[  639.982641]  kmem_cache_alloc_node+0xe3/0x730
[  639.987231]  ? ipv6_get_ifaddr+0x42e/0x620
[  639.991486]  __alloc_skb+0x119/0x770
[  639.995202]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  640.000572]  ? netdev_alloc_frag+0x1f0/0x1f0
[  640.004977]  ? lock_downgrade+0x900/0x900
[  640.009137]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  640.014680]  ? refcount_sub_and_test_checked+0x203/0x310
[  640.020134]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  640.025586]  ? addrconf_rs_timer+0x690/0x690
[  640.030018]  ndisc_alloc_skb+0x144/0x340
[  640.034088]  ndisc_send_rs+0x331/0x6e0
[  640.037983]  addrconf_rs_timer+0x314/0x690
[  640.042225]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  640.046468]  call_timer_fn+0x272/0x920
[  640.050356]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  640.054611]  ? process_timeout+0x40/0x40
[  640.058677]  ? __run_timers+0x7da/0xc70
[  640.062646]  ? _raw_spin_unlock_irq+0x27/0x80
[  640.067128]  ? _raw_spin_unlock_irq+0x27/0x80
[  640.071614]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  640.075840]  ? lockdep_hardirqs_on+0x296/0x5b0
[  640.080413]  ? trace_hardirqs_on+0xbd/0x310
[  640.084739]  ? kasan_check_read+0x11/0x20
[  640.088883]  ? __run_timers+0x7da/0xc70
[  640.092873]  ? trace_hardirqs_off_caller+0x310/0x310
[  640.097977]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  640.102204]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  640.106427]  __run_timers+0x7e5/0xc70
[  640.110229]  ? timer_fixup_init+0x70/0x70
[  640.114366]  ? _raw_spin_unlock_irq+0x27/0x80
[  640.118859]  ? _raw_spin_unlock_irq+0x27/0x80
[  640.123351]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  640.127927]  ? trace_hardirqs_on+0xbd/0x310
[  640.132242]  ? kasan_check_read+0x11/0x20
[  640.136383]  ? finish_task_switch+0x1f4/0x910
[  640.140960]  ? trace_hardirqs_off_caller+0x310/0x310
[  640.146055]  ? compat_start_thread+0x80/0x80
[  640.150477]  ? pvclock_read_flags+0x160/0x160
[  640.154963]  ? __switch_to_asm+0x34/0x70
[  640.159018]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  640.164664]  ? check_preemption_disabled+0x48/0x280
[  640.169679]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  640.175208]  ? rcu_pm_notify+0xc0/0xc0
[  640.179105]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  640.184634]  ? check_preemption_disabled+0x48/0x280
[  640.189645]  run_timer_softirq+0x52/0xb0
[  640.193700]  ? rcu_read_lock_sched_held+0x14f/0x180
[  640.198713]  __do_softirq+0x308/0xb7e
[  640.202519]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  640.207631]  ? schedule+0x108/0x460
[  640.211258]  ? trace_hardirqs_off+0xb8/0x310
[  640.215660]  ? smpboot_thread_fn+0x68b/0xa00
[  640.220063]  ? trace_hardirqs_on+0x310/0x310
[  640.224465]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  640.229995]  ? check_preemption_disabled+0x48/0x280
[  640.235008]  ? takeover_tasklets+0xa90/0xa90
[  640.239411]  run_ksoftirqd+0x5e/0x100
[  640.243211]  smpboot_thread_fn+0x68b/0xa00
[  640.247439]  ? sort_range+0x30/0x30
[  640.251066]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  640.256159]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  640.261692]  ? __kthread_parkme+0xfb/0x1a0
[  640.265939]  ? sort_range+0x30/0x30
[  640.269556]  kthread+0x35a/0x440
[  640.272920]  ? kthread_stop+0x900/0x900
[  640.276887]  ret_from_fork+0x3a/0x50
[  640.280615] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  640.280705] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  640.287708] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  640.287713] Call Trace:
[  640.287719]  <IRQ>
[  640.287735]  dump_stack+0x244/0x39d
[  640.287753]  ? dump_stack_print_info.cold.1+0x20/0x20
[  640.294286] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  640.303564]  warn_alloc.cold.116+0xb7/0x1bd
[  640.306111] ksoftirqd/0 cpuset=/ mems_allowed=0
[  640.308251]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  640.341098]  ? lock_downgrade+0x900/0x900
[  640.345245]  ? trace_hardirqs_off+0xb8/0x310
[  640.349661]  ? trace_hardirqs_off+0xb8/0x310
[  640.354068]  __alloc_pages_slowpath+0x26e8/0x2e10
[  640.358927]  ? warn_alloc+0x120/0x120
[  640.362726]  ? print_usage_bug+0xc0/0xc0
[  640.366783]  ? warn_alloc+0x120/0x120
[  640.370585]  ? warn_alloc+0x120/0x120
[  640.374380]  ? print_usage_bug+0xc0/0xc0
[  640.378433]  ? kvm_clock_read+0x18/0x30
[  640.382399]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  640.387412]  ? print_usage_bug+0xc0/0xc0
[  640.391465]  ? __lock_acquire+0x62f/0x4c20
[  640.395694]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  640.401220]  ? should_fail+0x22d/0xd01
[  640.405094]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  640.410366]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  640.415462]  ? __lock_acquire+0x62f/0x4c20
[  640.419697]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  640.424790]  ? __lock_acquire+0x62f/0x4c20
[  640.429011]  ? should_fail+0x22d/0xd01
[  640.432884]  ? rcu_irq_exit+0x1a2/0x390
[  640.436857]  ? mark_held_locks+0x130/0x130
[  640.441086]  ? mark_held_locks+0x130/0x130
[  640.445335]  ? mark_held_locks+0xc7/0x130
[  640.449477]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  640.454484]  ? zap_class+0x640/0x640
[  640.458183]  ? print_usage_bug+0xc0/0xc0
[  640.462246]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  640.467776]  ? check_preemption_disabled+0x48/0x280
[  640.472793]  ? __lock_is_held+0xb5/0x140
[  640.476851]  __alloc_pages_nodemask+0xa80/0xde0
[  640.481509]  ? zap_class+0x640/0x640
[  640.485214]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  640.490245]  ? find_held_lock+0x36/0x1c0
[  640.494304]  ? ____cache_alloc_node+0x1c7/0x1e0
[  640.498969]  ? lock_downgrade+0x900/0x900
[  640.503132]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  640.508677]  cache_grow_begin+0xa5/0x8c0
[  640.512731]  ? do_raw_spin_unlock+0xa7/0x330
[  640.517139]  fallback_alloc+0x204/0x2e0
[  640.521111]  ____cache_alloc_node+0x1c7/0x1e0
[  640.525600]  kmem_cache_alloc_node+0xe3/0x730
[  640.530082]  ? ipv6_get_ifaddr+0x42e/0x620
[  640.534321]  __alloc_skb+0x119/0x770
[  640.538031]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  640.543303]  ? netdev_alloc_frag+0x1f0/0x1f0
[  640.547715]  ? lock_downgrade+0x900/0x900
[  640.551859]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  640.557387]  ? refcount_sub_and_test_checked+0x203/0x310
[  640.562894]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  640.568356]  ? addrconf_rs_timer+0x690/0x690
[  640.572767]  ndisc_alloc_skb+0x144/0x340
[  640.576822]  ndisc_send_rs+0x331/0x6e0
[  640.580708]  addrconf_rs_timer+0x314/0x690
[  640.584942]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  640.589178]  call_timer_fn+0x272/0x920
[  640.593060]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  640.597287]  ? process_timeout+0x40/0x40
[  640.601363]  ? mark_held_locks+0xc7/0x130
[  640.605499]  ? _raw_spin_unlock_irq+0x27/0x80
[  640.609985]  ? _raw_spin_unlock_irq+0x27/0x80
[  640.614485]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  640.618710]  ? lockdep_hardirqs_on+0x296/0x5b0
[  640.623287]  ? trace_hardirqs_on+0xbd/0x310
[  640.627602]  ? kasan_check_read+0x11/0x20
[  640.631743]  ? __run_timers+0x7da/0xc70
[  640.635713]  ? trace_hardirqs_off_caller+0x310/0x310
[  640.640812]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  640.645039]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  640.649270]  __run_timers+0x7e5/0xc70
[  640.653069]  ? timer_fixup_init+0x70/0x70
[  640.657206]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  640.662212]  ? zap_class+0x640/0x640
[  640.665919]  ? print_usage_bug+0xc0/0xc0
[  640.669992]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  640.675181]  ? find_held_lock+0x36/0x1c0
[  640.679251]  ? zap_class+0x640/0x640
[  640.682984]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  640.688517]  ? check_preemption_disabled+0x48/0x280
[  640.693537]  ? __lock_is_held+0xb5/0x140
[  640.697598]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  640.703161]  ? check_preemption_disabled+0x48/0x280
[  640.708171]  run_timer_softirq+0x52/0xb0
[  640.712226]  ? rcu_read_lock_sched_held+0x14f/0x180
[  640.717234]  __do_softirq+0x308/0xb7e
[  640.721024]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  640.725505]  ? lock_downgrade+0x900/0x900
[  640.729649]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  640.734753]  ? pvclock_read_flags+0x160/0x160
[  640.739241]  ? lapic_next_event+0x5a/0x90
[  640.743380]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  640.748932]  ? kvm_clock_read+0x18/0x30
[  640.752897]  ? kvm_sched_clock_read+0x9/0x20
[  640.757295]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  640.762824]  ? check_preemption_disabled+0x48/0x280
[  640.767836]  irq_exit+0x17f/0x1c0
[  640.771278]  smp_apic_timer_interrupt+0x1cb/0x760
[  640.776114]  ? smp_reschedule_interrupt+0x109/0x650
[  640.781120]  ? smp_call_function_single_interrupt+0x650/0x650
[  640.786990]  ? interrupt_entry+0xb5/0xc0
[  640.791049]  ? trace_hardirqs_off_caller+0xbb/0x310
[  640.796053]  ? trace_hardirqs_off_caller+0xbb/0x310
[  640.801061]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  640.805916]  ? trace_hardirqs_on_caller+0x310/0x310
[  640.810922]  ? trace_hardirqs_on_caller+0x310/0x310
[  640.815926]  ? task_prio+0x50/0x50
[  640.819454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  640.824995]  ? check_preemption_disabled+0x48/0x280
[  640.830007]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  640.834845]  apic_timer_interrupt+0xf/0x20
[  640.839066]  </IRQ>
[  640.841299] RIP: 0010:console_unlock+0x102f/0x1190
[  640.846216] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  640.865102] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  640.872802] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  640.880058] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  640.887313] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  640.894568] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  640.901843] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  640.909112]  ? netconsole_netdev_event+0x280/0x280
[  640.914038]  ? console_unlock+0x1026/0x1190
[  640.918369]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  640.923031]  ? vprintk_emit+0x846/0x990
[  640.926999]  ? lock_release+0xa00/0xa00
[  640.930960]  ? trace_hardirqs_on+0x70/0x310
[  640.935273]  ? vprintk_default+0x28/0x30
[  640.939336]  ? trace_hardirqs_off_caller+0x310/0x310
[  640.944436]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  640.949981]  vprintk_emit+0x391/0x990
[  640.953777]  ? wake_up_klogd+0x180/0x180
[  640.957836]  ? find_held_lock+0x11/0x1c0
[  640.961910]  ? mark_held_locks+0xc7/0x130
[  640.966049]  ? _raw_spin_unlock_irq+0x27/0x80
[  640.970537]  ? _raw_spin_unlock_irq+0x27/0x80
[  640.975029]  vprintk_default+0x28/0x30
[  640.978930]  vprintk_func+0x7e/0x181
[  640.982640]  printk+0xa7/0xcf
[  640.985740]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  640.990489]  ? _raw_spin_unlock_irq+0x60/0x80
[  640.994992]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  641.000270]  dump_header+0x7cc/0xf72
[  641.003988]  ? pagefault_out_of_memory+0x197/0x197
[  641.008910]  ? __lock_acquire+0x62f/0x4c20
[  641.013134]  ? percpu_ref_get_many+0x240/0x240
[  641.017711]  ? print_usage_bug+0xc0/0xc0
[  641.021770]  ? zap_class+0x640/0x640
[  641.025481]  ? print_usage_bug+0xc0/0xc0
[  641.029539]  ? zap_class+0x640/0x640
[  641.033243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  641.038866]  ? find_held_lock+0x36/0x1c0
[  641.042928]  ? mark_held_locks+0xc7/0x130
[  641.047065]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  641.052154]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  641.057245]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  641.061834]  ? trace_hardirqs_on+0xbd/0x310
[  641.066148]  ? kasan_check_read+0x11/0x20
[  641.070287]  ? ___ratelimit+0x3b4/0x672
[  641.074255]  ? trace_hardirqs_off_caller+0x310/0x310
[  641.079354]  ? trace_hardirqs_on+0x310/0x310
[  641.083754]  ? lock_downgrade+0x900/0x900
[  641.087892]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  641.092986]  ? ___ratelimit+0x3b9/0x672
[  641.096950]  ? idr_get_free+0xf70/0xf70
[  641.100914]  ? kasan_check_read+0x11/0x20
[  641.105050]  ? do_raw_spin_unlock+0xa7/0x330
[  641.109454]  oom_kill_process.cold.27+0x10/0x903
[  641.114196]  ? zap_class+0x640/0x640
[  641.117899]  ? _raw_spin_unlock+0x2c/0x50
[  641.122045]  ? oom_badness+0xe6/0xaa0
[  641.125832]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  641.130747]  ? kasan_check_read+0x11/0x20
[  641.134881]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  641.140146]  ? oom_evaluate_task+0x540/0x540
[  641.144552]  ? find_held_lock+0x36/0x1c0
[  641.148613]  ? out_of_memory+0x974/0x1430
[  641.152759]  ? lock_downgrade+0x900/0x900
[  641.156895]  ? check_preemption_disabled+0x48/0x280
[  641.161905]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  641.166909]  ? kasan_check_read+0x11/0x20
[  641.171045]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  641.176312]  ? rcu_softirq_qs+0x20/0x20
[  641.180282]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  641.185814]  ? oom_evaluate_task+0x302/0x540
[  641.190212]  out_of_memory+0xa84/0x1430
[  641.194175]  ? oom_killer_disable+0x3a0/0x3a0
[  641.198657]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  641.203581]  ? __ww_mutex_check_waiters+0x160/0x160
[  641.208601]  __alloc_pages_slowpath+0x2354/0x2e10
[  641.213462]  ? warn_alloc+0x120/0x120
[  641.217251]  ? mark_held_locks+0x130/0x130
[  641.221480]  ? find_get_entry+0xaae/0x1120
[  641.225716]  ? filemap_map_pages+0x1a20/0x1a20
[  641.230295]  ? zap_class+0x640/0x640
[  641.234007]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  641.239540]  ? check_preemption_disabled+0x48/0x280
[  641.244550]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  641.250079]  ? should_fail+0x22d/0xd01
[  641.253963]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  641.259061]  ? zap_class+0x640/0x640
[  641.262808]  ? __lock_is_held+0xb5/0x140
[  641.266868]  ? mark_held_locks+0x130/0x130
[  641.271101]  ? lock_release+0xa00/0xa00
[  641.275066]  ? perf_trace_sched_process_exec+0x860/0x860
[  641.280522]  ? xa_load+0x2ba/0x460
[  641.284081]  ? lock_downgrade+0x900/0x900
[  641.288227]  ? __might_sleep+0x95/0x190
[  641.292198]  __alloc_pages_nodemask+0xa80/0xde0
[  641.296865]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  641.301877]  ? __page_cache_alloc+0x191/0x5c0
[  641.306367]  ? xa_load+0x2e1/0x460
[  641.309902]  ? xa_clear_mark+0x40/0x40
[  641.313785]  ? zap_class+0x640/0x640
[  641.317501]  ? zap_class+0x640/0x640
[  641.321231]  ? zap_class+0x640/0x640
[  641.324938]  ? __do_page_cache_readahead+0x663/0x810
[  641.330036]  ? find_held_lock+0x36/0x1c0
[  641.334093]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  641.339633]  alloc_pages_current+0x173/0x350
[  641.344039]  __page_cache_alloc+0x38c/0x5c0
[  641.348347]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  641.353263]  ? kasan_check_read+0x11/0x20
[  641.357400]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  641.362673]  ? generic_perform_write+0x6a0/0x6a0
[  641.367427]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  641.372950]  ? check_preemption_disabled+0x48/0x280
[  641.378027]  filemap_fault+0x1595/0x25f0
[  641.382088]  ? __lock_page_or_retry+0xa00/0xa00
[  641.386743]  ? mark_held_locks+0x130/0x130
[  641.390991]  ? filemap_map_pages+0xd6b/0x1a20
[  641.395473]  ? lock_downgrade+0x900/0x900
[  641.399616]  ? check_preemption_disabled+0x48/0x280
[  641.404635]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  641.409567]  ? kasan_check_read+0x11/0x20
[  641.413704]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  641.418968]  ? rcu_softirq_qs+0x20/0x20
[  641.422941]  ? filemap_map_pages+0xd92/0x1a20
[  641.427432]  ? find_get_entries_tag+0x1400/0x1400
[  641.432264]  ? debug_object_destroy+0x2b0/0x2b0
[  641.436927]  ? lock_pi_update_atomic+0x150/0x150
[  641.441670]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  641.447206]  ? lock_acquire+0x1ed/0x520
[  641.451176]  ? ext4_filemap_fault+0x7a/0xad
[  641.455499]  ? lock_release+0xa00/0xa00
[  641.459465]  ? perf_trace_sched_process_exec+0x860/0x860
[  641.464908]  ? print_usage_bug+0xc0/0xc0
[  641.468958]  ? print_usage_bug+0xc0/0xc0
[  641.473022]  ? down_read+0x8d/0x120
[  641.476639]  ? ext4_filemap_fault+0x7a/0xad
[  641.480965]  ? __down_interruptible+0x700/0x700
[  641.485625]  ext4_filemap_fault+0x82/0xad
[  641.489767]  __do_fault+0x100/0x6b0
[  641.493386]  ? pmd_devmap_trans_unstable+0x220/0x220
[  641.498488]  ? mark_held_locks+0x130/0x130
[  641.502715]  ? mark_held_locks+0x130/0x130
[  641.506950]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  641.512482]  __handle_mm_fault+0x3ea0/0x5be0
[  641.516877]  ? perf_trace_lock+0x7a0/0x7a0
[  641.521108]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  641.525958]  ? zap_class+0x640/0x640
[  641.529662]  ? zap_class+0x640/0x640
[  641.533360]  ? __x64_sys_futex+0x53e/0x6a0
[  641.537586]  ? find_held_lock+0x36/0x1c0
[  641.541644]  ? handle_mm_fault+0x42a/0xc70
[  641.545872]  ? lock_downgrade+0x900/0x900
[  641.550012]  ? check_preemption_disabled+0x48/0x280
[  641.555019]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  641.559937]  ? kasan_check_read+0x11/0x20
[  641.564073]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  641.569337]  ? rcu_softirq_qs+0x20/0x20
[  641.573301]  ? trace_hardirqs_off_caller+0x310/0x310
[  641.578392]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  641.583917]  ? check_preemption_disabled+0x48/0x280
[  641.588926]  handle_mm_fault+0x54f/0xc70
[  641.592974]  ? __handle_mm_fault+0x5be0/0x5be0
[  641.597546]  ? find_vma+0x34/0x190
[  641.601084]  __do_page_fault+0x5e8/0xe60
[  641.605142]  ? trace_hardirqs_off+0xb8/0x310
[  641.609540]  ? retint_kernel+0x2d/0x2d
[  641.613423]  do_page_fault+0xf2/0x7e0
[  641.617214]  ? vmalloc_sync_all+0x30/0x30
[  641.621354]  ? error_entry+0x70/0xd0
[  641.625057]  ? trace_hardirqs_off_caller+0xbb/0x310
[  641.630074]  ? trace_hardirqs_on_caller+0xc0/0x310
[  641.634997]  ? syscall_return_slowpath+0x5e0/0x5e0
[  641.639918]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  641.644751]  ? trace_hardirqs_on_caller+0x310/0x310
[  641.649750]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  641.655191]  ? prepare_exit_to_usermode+0x291/0x3b0
[  641.660193]  ? page_fault+0x8/0x30
[  641.663745]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  641.668579]  ? page_fault+0x8/0x30
[  641.672116]  page_fault+0x1e/0x30
[  641.675556] RIP: 0033:0x45ddf3
[  641.678745] Code: Bad RIP value.
[  641.682097] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  641.687665] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  641.694926] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  641.702190] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  641.709442] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  641.716703] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  641.723979] warn_alloc_show_mem: 1 callbacks suppressed
[  641.723987] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  641.723989] Mem-Info:
[  641.724016] active_anon:48059 inactive_anon:331 isolated_anon:0
[  641.724016]  active_file:11 inactive_file:12 isolated_file:0
[  641.724016]  unevictable:0 dirty:0 writeback:0 unstable:0
[  641.724016]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  641.724016]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  641.724016]  free:13684 free_pcp:349 free_cma:0
[  641.729344] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  641.736170] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  641.738552] Call Trace:
[  641.771401] 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
[  641.780748]  dump_stack+0x244/0x39d
[  641.808551] lowmem_reserve[]: 0 2818 6321 6321
[  641.811121]  ? dump_stack_print_info.cold.1+0x20/0x20
[  641.837195] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  641.840810]  warn_alloc.cold.116+0xb7/0x1bd
[  641.845349] lowmem_reserve[]: 0 0 3503 3503
[  641.850674]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  641.878136] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  641.882448]  ? lock_downgrade+0x900/0x900
[  641.886734] lowmem_reserve[]: 0 0 0 0
[  641.891563]  ? trace_hardirqs_off+0xb8/0x310
[  641.920583] 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
[  641.924718]  ? trace_hardirqs_off+0xb8/0x310
[  641.928481] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  641.932877]  __alloc_pages_slowpath+0x26e8/0x2e10
[  641.946361] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  641.950774]  ? warn_alloc+0x120/0x120
[  641.965898] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  641.970715]  ? print_usage_bug+0xc0/0xc0
[  641.984989] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  641.988762]  ? warn_alloc+0x120/0x120
[  641.997563] 403 total pagecache pages
[  642.001603]  ? warn_alloc+0x120/0x120
[  642.010152] 0 pages in swap cache
[  642.013926]  ? print_usage_bug+0xc0/0xc0
[  642.017696] Swap cache stats: add 0, delete 0, find 0/0
[  642.021477]  ? print_usage_bug+0xc0/0xc0
[  642.024896] Free swap  = 0kB
[  642.028938]  ? __lock_acquire+0x62f/0x4c20
[  642.034268] Total swap = 0kB
[  642.038312]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  642.041297] 1965979 pages RAM
[  642.045513]  ? should_fail+0x22d/0xd01
[  642.048498] 0 pages HighMem/MovableOnly
[  642.054032]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  642.057102] 342853 pages reserved
[  642.060970]  ? __lock_acquire+0x62f/0x4c20
[  642.064909] 0 pages cma reserved
[  642.069988]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  642.073466] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  642.077621]  ? __lock_acquire+0x62f/0x4c20
[  642.077634]  ? should_fail+0x22d/0xd01
[  642.081027] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  642.086061]  ? find_held_lock+0x36/0x1c0
[  642.092518] syz-fuzzer cpuset=/ mems_allowed=0
[  642.096740]  ? mark_held_locks+0x130/0x130
[  642.123736]  ? mark_held_locks+0x130/0x130
[  642.127955]  ? zap_class+0x640/0x640
[  642.131665]  ? mark_held_locks+0xc7/0x130
[  642.135802]  ? do_raw_spin_unlock+0xa7/0x330
[  642.140199]  ? zap_class+0x640/0x640
[  642.143994]  ? print_usage_bug+0xc0/0xc0
[  642.148050]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  642.153575]  ? check_preemption_disabled+0x48/0x280
[  642.158585]  ? __lock_is_held+0xb5/0x140
[  642.162640]  __alloc_pages_nodemask+0xa80/0xde0
[  642.167295]  ? zap_class+0x640/0x640
[  642.170998]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  642.176015]  ? find_held_lock+0x36/0x1c0
[  642.180075]  ? ____cache_alloc_node+0x1c7/0x1e0
[  642.184732]  ? lock_downgrade+0x900/0x900
[  642.188873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  642.194403]  cache_grow_begin+0xa5/0x8c0
[  642.198458]  ? do_raw_spin_unlock+0xa7/0x330
[  642.202877]  fallback_alloc+0x204/0x2e0
[  642.206859]  ____cache_alloc_node+0x1c7/0x1e0
[  642.211347]  kmem_cache_alloc_node+0xe3/0x730
[  642.215835]  ? ipv6_get_ifaddr+0x42e/0x620
[  642.220068]  __alloc_skb+0x119/0x770
[  642.223775]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  642.229045]  ? netdev_alloc_frag+0x1f0/0x1f0
[  642.233441]  ? lock_downgrade+0x900/0x900
[  642.237584]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  642.243112]  ? refcount_sub_and_test_checked+0x203/0x310
[  642.248554]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  642.253997]  ? addrconf_rs_timer+0x690/0x690
[  642.258430]  ndisc_alloc_skb+0x144/0x340
[  642.262487]  ndisc_send_rs+0x331/0x6e0
[  642.266371]  addrconf_rs_timer+0x314/0x690
[  642.270603]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  642.274833]  call_timer_fn+0x272/0x920
[  642.278704]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  642.282929]  ? process_timeout+0x40/0x40
[  642.286983]  ? __run_timers+0x7da/0xc70
[  642.290942]  ? _raw_spin_unlock_irq+0x27/0x80
[  642.295439]  ? _raw_spin_unlock_irq+0x27/0x80
[  642.299918]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  642.304140]  ? lockdep_hardirqs_on+0x296/0x5b0
[  642.308715]  ? trace_hardirqs_on+0xbd/0x310
[  642.313023]  ? kasan_check_read+0x11/0x20
[  642.317158]  ? __run_timers+0x7da/0xc70
[  642.321130]  ? trace_hardirqs_off_caller+0x310/0x310
[  642.326229]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  642.330450]  __run_timers+0x7e5/0xc70
[  642.334251]  ? timer_fixup_init+0x70/0x70
[  642.338387]  ? _raw_spin_unlock_irq+0x27/0x80
[  642.342878]  ? _raw_spin_unlock_irq+0x27/0x80
[  642.347362]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  642.351959]  ? trace_hardirqs_on+0xbd/0x310
[  642.356266]  ? kasan_check_read+0x11/0x20
[  642.360407]  ? finish_task_switch+0x1f4/0x910
[  642.364899]  ? trace_hardirqs_off_caller+0x310/0x310
[  642.369988]  ? compat_start_thread+0x80/0x80
[  642.374411]  ? pvclock_read_flags+0x160/0x160
[  642.378895]  ? __switch_to_asm+0x34/0x70
[  642.382948]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  642.388471]  ? check_preemption_disabled+0x48/0x280
[  642.393483]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  642.399011]  ? rcu_pm_notify+0xc0/0xc0
[  642.402891]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  642.408419]  ? check_preemption_disabled+0x48/0x280
[  642.413432]  run_timer_softirq+0x52/0xb0
[  642.417493]  ? rcu_read_lock_sched_held+0x14f/0x180
[  642.422500]  __do_softirq+0x308/0xb7e
[  642.426295]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  642.431481]  ? schedule+0x108/0x460
[  642.435107]  ? trace_hardirqs_off+0xb8/0x310
[  642.439503]  ? smpboot_thread_fn+0x68b/0xa00
[  642.443918]  ? trace_hardirqs_on+0x310/0x310
[  642.448313]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  642.453841]  ? check_preemption_disabled+0x48/0x280
[  642.458845]  ? takeover_tasklets+0xa90/0xa90
[  642.463240]  run_ksoftirqd+0x5e/0x100
[  642.467028]  smpboot_thread_fn+0x68b/0xa00
[  642.471341]  ? sort_range+0x30/0x30
[  642.474959]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  642.480046]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  642.485573]  ? __kthread_parkme+0xfb/0x1a0
[  642.489800]  ? sort_range+0x30/0x30
[  642.493415]  kthread+0x35a/0x440
[  642.496771]  ? kthread_stop+0x900/0x900
[  642.500731]  ret_from_fork+0x3a/0x50
[  642.504450] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  642.504506] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  642.511448] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  642.511455] Call Trace:
[  642.517978] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  642.527249]  <IRQ>
[  642.529809] ksoftirqd/0 cpuset=/ mems_allowed=0
[  642.540098]  dump_stack+0x244/0x39d
[  642.550463]  ? dump_stack_print_info.cold.1+0x20/0x20
[  642.555645]  warn_alloc.cold.116+0xb7/0x1bd
[  642.559951]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  642.564780]  ? lock_downgrade+0x900/0x900
[  642.568921]  ? trace_hardirqs_off+0xb8/0x310
[  642.573335]  ? trace_hardirqs_off+0xb8/0x310
[  642.577733]  __alloc_pages_slowpath+0x26e8/0x2e10
[  642.582583]  ? warn_alloc+0x120/0x120
[  642.586379]  ? print_usage_bug+0xc0/0xc0
[  642.590440]  ? warn_alloc+0x120/0x120
[  642.594229]  ? warn_alloc+0x120/0x120
[  642.598025]  ? print_usage_bug+0xc0/0xc0
[  642.602075]  ? print_usage_bug+0xc0/0xc0
[  642.606131]  ? __lock_acquire+0x62f/0x4c20
[  642.610380]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  642.615908]  ? should_fail+0x22d/0xd01
[  642.619806]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  642.624897]  ? __lock_acquire+0x62f/0x4c20
[  642.629143]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  642.634229]  ? __lock_acquire+0x62f/0x4c20
[  642.638451]  ? should_fail+0x22d/0xd01
[  642.642339]  ? find_held_lock+0x36/0x1c0
[  642.646403]  ? mark_held_locks+0x130/0x130
[  642.650627]  ? mark_held_locks+0x130/0x130
[  642.654849]  ? zap_class+0x640/0x640
[  642.658547]  ? zap_class+0x640/0x640
[  642.662258]  ? print_usage_bug+0xc0/0xc0
[  642.666302]  ? do_raw_spin_unlock+0xa7/0x330
[  642.670703]  ? zap_class+0x640/0x640
[  642.674405]  ? print_usage_bug+0xc0/0xc0
[  642.678457]  ? wq_watchdog_touch+0x9c/0xfe
[  642.682685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  642.688301]  ? check_preemption_disabled+0x48/0x280
[  642.693318]  ? __lock_is_held+0xb5/0x140
[  642.697377]  __alloc_pages_nodemask+0xa80/0xde0
[  642.702032]  ? zap_class+0x640/0x640
[  642.705737]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  642.710866]  ? find_held_lock+0x36/0x1c0
[  642.714937]  ? ____cache_alloc_node+0x1c7/0x1e0
[  642.719595]  ? lock_downgrade+0x900/0x900
[  642.723736]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  642.729263]  cache_grow_begin+0xa5/0x8c0
[  642.733315]  ? do_raw_spin_unlock+0xa7/0x330
[  642.737728]  fallback_alloc+0x204/0x2e0
[  642.741694]  ____cache_alloc_node+0x1c7/0x1e0
[  642.746178]  kmem_cache_alloc_node+0xe3/0x730
[  642.750657]  ? ipv6_get_ifaddr+0x42e/0x620
[  642.754884]  __alloc_skb+0x119/0x770
[  642.758587]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  642.763855]  ? netdev_alloc_frag+0x1f0/0x1f0
[  642.768253]  ? lock_downgrade+0x900/0x900
[  642.772399]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  642.777927]  ? refcount_sub_and_test_checked+0x203/0x310
[  642.783370]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  642.788825]  ? addrconf_rs_timer+0x690/0x690
[  642.793228]  ndisc_alloc_skb+0x144/0x340
[  642.797278]  ndisc_send_rs+0x331/0x6e0
[  642.801167]  addrconf_rs_timer+0x314/0x690
[  642.805414]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  642.809642]  call_timer_fn+0x272/0x920
[  642.813519]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  642.817761]  ? process_timeout+0x40/0x40
[  642.821821]  ? mark_held_locks+0xc7/0x130
[  642.825962]  ? _raw_spin_unlock_irq+0x27/0x80
[  642.830442]  ? _raw_spin_unlock_irq+0x27/0x80
[  642.834921]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  642.839263]  ? lockdep_hardirqs_on+0x296/0x5b0
[  642.843833]  ? trace_hardirqs_on+0xbd/0x310
[  642.848151]  ? kasan_check_read+0x11/0x20
[  642.852301]  ? __run_timers+0x7da/0xc70
[  642.856268]  ? trace_hardirqs_off_caller+0x310/0x310
[  642.861363]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  642.865607]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  642.869824]  __run_timers+0x7e5/0xc70
[  642.873618]  ? timer_fixup_init+0x70/0x70
[  642.877756]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  642.882758]  ? zap_class+0x640/0x640
[  642.886467]  ? print_usage_bug+0xc0/0xc0
[  642.890518]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  642.895700]  ? find_held_lock+0x36/0x1c0
[  642.899754]  ? zap_class+0x640/0x640
[  642.903461]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  642.908985]  ? check_preemption_disabled+0x48/0x280
[  642.914001]  ? __lock_is_held+0xb5/0x140
[  642.918054]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  642.923578]  ? check_preemption_disabled+0x48/0x280
[  642.928587]  run_timer_softirq+0x52/0xb0
[  642.932633]  ? rcu_read_lock_sched_held+0x14f/0x180
[  642.937637]  __do_softirq+0x308/0xb7e
[  642.941446]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  642.945928]  ? lock_downgrade+0x900/0x900
[  642.950077]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  642.955176]  ? pvclock_read_flags+0x160/0x160
[  642.959665]  ? lapic_next_event+0x5a/0x90
[  642.963803]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  642.969331]  ? kvm_clock_read+0x18/0x30
[  642.973299]  ? kvm_sched_clock_read+0x9/0x20
[  642.977697]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  642.983221]  ? check_preemption_disabled+0x48/0x280
[  642.988229]  irq_exit+0x17f/0x1c0
[  642.991675]  smp_apic_timer_interrupt+0x1cb/0x760
[  642.996593]  ? smp_reschedule_interrupt+0x109/0x650
[  643.001597]  ? smp_call_function_single_interrupt+0x650/0x650
[  643.007472]  ? interrupt_entry+0xb5/0xc0
[  643.011521]  ? trace_hardirqs_off_caller+0xbb/0x310
[  643.016525]  ? trace_hardirqs_off_caller+0xbb/0x310
[  643.021533]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  643.026367]  ? trace_hardirqs_on_caller+0x310/0x310
[  643.031372]  ? trace_hardirqs_on_caller+0x310/0x310
[  643.036374]  ? task_prio+0x50/0x50
[  643.039901]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  643.045436]  ? check_preemption_disabled+0x48/0x280
[  643.050446]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  643.055281]  apic_timer_interrupt+0xf/0x20
[  643.059499]  </IRQ>
[  643.061732] RIP: 0010:console_unlock+0x102f/0x1190
[  643.066647] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  643.085530] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  643.093222] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  643.100480] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  643.107763] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  643.115016] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  643.122274] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  643.129640]  ? netconsole_netdev_event+0x280/0x280
[  643.134561]  ? console_unlock+0x1026/0x1190
[  643.138884]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  643.143536]  ? vprintk_emit+0x846/0x990
[  643.147497]  ? lock_release+0xa00/0xa00
[  643.151470]  ? trace_hardirqs_on+0x70/0x310
[  643.155794]  ? vprintk_default+0x28/0x30
[  643.159844]  ? trace_hardirqs_off_caller+0x310/0x310
[  643.164935]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  643.170464]  vprintk_emit+0x391/0x990
[  643.174269]  ? wake_up_klogd+0x180/0x180
[  643.178327]  ? find_held_lock+0x11/0x1c0
[  643.182387]  ? mark_held_locks+0xc7/0x130
[  643.186524]  ? _raw_spin_unlock_irq+0x27/0x80
[  643.191011]  ? _raw_spin_unlock_irq+0x27/0x80
[  643.195496]  vprintk_default+0x28/0x30
[  643.199373]  vprintk_func+0x7e/0x181
[  643.203082]  printk+0xa7/0xcf
[  643.206184]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  643.210945]  ? _raw_spin_unlock_irq+0x60/0x80
[  643.215441]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  643.220719]  dump_header+0x7cc/0xf72
[  643.224429]  ? pagefault_out_of_memory+0x197/0x197
[  643.229353]  ? __lock_acquire+0x62f/0x4c20
[  643.233576]  ? percpu_ref_get_many+0x240/0x240
[  643.238155]  ? print_usage_bug+0xc0/0xc0
[  643.242213]  ? zap_class+0x640/0x640
[  643.245922]  ? print_usage_bug+0xc0/0xc0
[  643.249970]  ? zap_class+0x640/0x640
[  643.253675]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  643.259207]  ? find_held_lock+0x36/0x1c0
[  643.263270]  ? mark_held_locks+0xc7/0x130
[  643.267409]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  643.272496]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  643.277590]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  643.282163]  ? trace_hardirqs_on+0xbd/0x310
[  643.286474]  ? kasan_check_read+0x11/0x20
[  643.290612]  ? ___ratelimit+0x3b4/0x672
[  643.294578]  ? trace_hardirqs_off_caller+0x310/0x310
[  643.299669]  ? trace_hardirqs_on+0x310/0x310
[  643.304068]  ? lock_downgrade+0x900/0x900
[  643.308222]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  643.313318]  ? ___ratelimit+0x3b9/0x672
[  643.317284]  ? idr_get_free+0xf70/0xf70
[  643.321257]  ? kasan_check_read+0x11/0x20
[  643.325387]  ? do_raw_spin_unlock+0xa7/0x330
[  643.329785]  oom_kill_process.cold.27+0x10/0x903
[  643.334524]  ? zap_class+0x640/0x640
[  643.338219]  ? _raw_spin_unlock+0x2c/0x50
[  643.342352]  ? oom_badness+0xe6/0xaa0
[  643.346140]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  643.351064]  ? kasan_check_read+0x11/0x20
[  643.355200]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  643.360467]  ? oom_evaluate_task+0x540/0x540
[  643.364884]  ? find_held_lock+0x36/0x1c0
[  643.368955]  ? out_of_memory+0x974/0x1430
[  643.373090]  ? lock_downgrade+0x900/0x900
[  643.377226]  ? check_preemption_disabled+0x48/0x280
[  643.382232]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  643.387148]  ? kasan_check_read+0x11/0x20
[  643.391283]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  643.396550]  ? rcu_softirq_qs+0x20/0x20
[  643.400515]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  643.406038]  ? oom_evaluate_task+0x302/0x540
[  643.410437]  out_of_memory+0xa84/0x1430
[  643.414407]  ? oom_killer_disable+0x3a0/0x3a0
[  643.418892]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  643.423812]  ? __ww_mutex_check_waiters+0x160/0x160
[  643.428823]  __alloc_pages_slowpath+0x2354/0x2e10
[  643.433675]  ? warn_alloc+0x120/0x120
[  643.437465]  ? mark_held_locks+0x130/0x130
[  643.441688]  ? find_get_entry+0xaae/0x1120
[  643.445913]  ? filemap_map_pages+0x1a20/0x1a20
[  643.450487]  ? zap_class+0x640/0x640
[  643.454210]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  643.459734]  ? check_preemption_disabled+0x48/0x280
[  643.464744]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  643.470267]  ? should_fail+0x22d/0xd01
[  643.474164]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  643.479258]  ? zap_class+0x640/0x640
[  643.482988]  ? __lock_is_held+0xb5/0x140
[  643.487053]  ? mark_held_locks+0x130/0x130
[  643.491277]  ? lock_release+0xa00/0xa00
[  643.495253]  ? perf_trace_sched_process_exec+0x860/0x860
[  643.500696]  ? xa_load+0x2ba/0x460
[  643.504230]  ? lock_downgrade+0x900/0x900
[  643.508377]  ? __might_sleep+0x95/0x190
[  643.512349]  __alloc_pages_nodemask+0xa80/0xde0
[  643.517025]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  643.522038]  ? __page_cache_alloc+0x191/0x5c0
[  643.526534]  ? xa_load+0x2e1/0x460
[  643.530073]  ? xa_clear_mark+0x40/0x40
[  643.533959]  ? zap_class+0x640/0x640
[  643.537671]  ? zap_class+0x640/0x640
[  643.541376]  ? zap_class+0x640/0x640
[  643.545082]  ? __do_page_cache_readahead+0x663/0x810
[  643.550181]  ? find_held_lock+0x36/0x1c0
[  643.554242]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  643.559775]  alloc_pages_current+0x173/0x350
[  643.564182]  __page_cache_alloc+0x38c/0x5c0
[  643.568493]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  643.573416]  ? kasan_check_read+0x11/0x20
[  643.577554]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  643.582823]  ? generic_perform_write+0x6a0/0x6a0
[  643.587587]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  643.593121]  ? check_preemption_disabled+0x48/0x280
[  643.598134]  filemap_fault+0x1595/0x25f0
[  643.602197]  ? __lock_page_or_retry+0xa00/0xa00
[  643.606858]  ? mark_held_locks+0x130/0x130
[  643.611088]  ? filemap_map_pages+0xd6b/0x1a20
[  643.615571]  ? lock_downgrade+0x900/0x900
[  643.619728]  ? check_preemption_disabled+0x48/0x280
[  643.624741]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  643.629658]  ? kasan_check_read+0x11/0x20
[  643.633793]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  643.639059]  ? rcu_softirq_qs+0x20/0x20
[  643.643033]  ? filemap_map_pages+0xd92/0x1a20
[  643.647531]  ? find_get_entries_tag+0x1400/0x1400
[  643.652376]  ? debug_object_destroy+0x2b0/0x2b0
[  643.657148]  ? lock_pi_update_atomic+0x150/0x150
[  643.661904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  643.667452]  ? lock_acquire+0x1ed/0x520
[  643.671417]  ? ext4_filemap_fault+0x7a/0xad
[  643.675737]  ? lock_release+0xa00/0xa00
[  643.679701]  ? perf_trace_sched_process_exec+0x860/0x860
[  643.685291]  ? print_usage_bug+0xc0/0xc0
[  643.689355]  ? print_usage_bug+0xc0/0xc0
[  643.693417]  ? down_read+0x8d/0x120
[  643.697039]  ? ext4_filemap_fault+0x7a/0xad
[  643.701365]  ? __down_interruptible+0x700/0x700
[  643.706034]  ext4_filemap_fault+0x82/0xad
[  643.710174]  __do_fault+0x100/0x6b0
[  643.713797]  ? pmd_devmap_trans_unstable+0x220/0x220
[  643.718895]  ? mark_held_locks+0x130/0x130
[  643.723123]  ? mark_held_locks+0x130/0x130
[  643.727355]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  643.732883]  __handle_mm_fault+0x3ea0/0x5be0
[  643.737287]  ? perf_trace_lock+0x7a0/0x7a0
[  643.741524]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  643.746372]  ? zap_class+0x640/0x640
[  643.750074]  ? zap_class+0x640/0x640
[  643.753774]  ? __x64_sys_futex+0x53e/0x6a0
[  643.758107]  ? find_held_lock+0x36/0x1c0
[  643.762161]  ? handle_mm_fault+0x42a/0xc70
[  643.766397]  ? lock_downgrade+0x900/0x900
[  643.770532]  ? check_preemption_disabled+0x48/0x280
[  643.775540]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  643.780458]  ? kasan_check_read+0x11/0x20
[  643.784592]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  643.789853]  ? rcu_softirq_qs+0x20/0x20
[  643.793815]  ? trace_hardirqs_off_caller+0x310/0x310
[  643.798903]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  643.804426]  ? check_preemption_disabled+0x48/0x280
[  643.809436]  handle_mm_fault+0x54f/0xc70
[  643.813489]  ? __handle_mm_fault+0x5be0/0x5be0
[  643.818066]  ? find_vma+0x34/0x190
[  643.821602]  __do_page_fault+0x5e8/0xe60
[  643.825649]  ? trace_hardirqs_off+0xb8/0x310
[  643.830062]  ? retint_kernel+0x2d/0x2d
[  643.833944]  do_page_fault+0xf2/0x7e0
[  643.837731]  ? vmalloc_sync_all+0x30/0x30
[  643.841865]  ? error_entry+0x70/0xd0
[  643.845564]  ? trace_hardirqs_off_caller+0xbb/0x310
[  643.851045]  ? trace_hardirqs_on_caller+0xc0/0x310
[  643.855963]  ? syscall_return_slowpath+0x5e0/0x5e0
[  643.860877]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  643.865729]  ? trace_hardirqs_on_caller+0x310/0x310
[  643.870733]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  643.876176]  ? prepare_exit_to_usermode+0x291/0x3b0
[  643.881178]  ? page_fault+0x8/0x30
[  643.884710]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  643.889542]  ? page_fault+0x8/0x30
[  643.893071]  page_fault+0x1e/0x30
[  643.896510] RIP: 0033:0x45ddf3
[  643.900290] Code: Bad RIP value.
[  643.903641] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  643.908991] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  643.916254] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  643.923513] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  643.930857] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  643.938115] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  643.945391] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  643.945395] warn_alloc_show_mem: 1 callbacks suppressed
[  643.945401] Mem-Info:
[  643.952227] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  643.957593] active_anon:48059 inactive_anon:331 isolated_anon:0
[  643.957593]  active_file:11 inactive_file:12 isolated_file:0
[  643.957593]  unevictable:0 dirty:0 writeback:0 unstable:0
[  643.957593]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  643.957593]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  643.957593]  free:13684 free_pcp:349 free_cma:0
[  643.959956] Call Trace:
[  643.969322] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  644.002163]  dump_stack+0x244/0x39d
[  644.004712] 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
[  644.032361]  ? dump_stack_print_info.cold.1+0x20/0x20
[  644.035954] lowmem_reserve[]: 0 2818 6321 6321
[  644.062049]  warn_alloc.cold.116+0xb7/0x1bd
[  644.067196] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  644.071759]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  644.076043] lowmem_reserve[]: 0 0 3503 3503
[  644.103522]  ? lock_downgrade+0x900/0x900
[  644.108325] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  644.112631]  ? trace_hardirqs_off+0xb8/0x310
[  644.116763] lowmem_reserve[]: 0 0 0 0
[  644.145805]  ? trace_hardirqs_off+0xb8/0x310
[  644.150177] 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
[  644.153964]  __alloc_pages_slowpath+0x26e8/0x2e10
[  644.158335] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  644.171857]  ? warn_alloc+0x120/0x120
[  644.176647] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  644.191800]  ? print_usage_bug+0xc0/0xc0
[  644.195569] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  644.209844]  ? warn_alloc+0x120/0x120
[  644.213875] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  644.222688]  ? warn_alloc+0x120/0x120
[  644.226455] 403 total pagecache pages
[  644.235008]  ? print_usage_bug+0xc0/0xc0
[  644.238783] 0 pages in swap cache
[  644.242568]  ? print_usage_bug+0xc0/0xc0
[  644.246593] Swap cache stats: add 0, delete 0, find 0/0
[  644.250025]  ? __lock_acquire+0x62f/0x4c20
[  644.254052] Free swap  = 0kB
[  644.259395]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  644.263591] Total swap = 0kB
[  644.266592]  ? should_fail+0x22d/0xd01
[  644.272092] 1965979 pages RAM
[  644.275097]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  644.278949] 0 pages HighMem/MovableOnly
[  644.282034]  ? __lock_acquire+0x62f/0x4c20
[  644.287105] 342853 pages reserved
[  644.291060]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  644.295278] 0 pages cma reserved
[  644.298713]  ? __lock_acquire+0x62f/0x4c20
[  644.303836] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  644.307122]  ? should_fail+0x22d/0xd01
[  644.307135]  ? find_held_lock+0x36/0x1c0
[  644.311394] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  644.317824]  ? mark_held_locks+0x130/0x130
[  644.321673] syz-fuzzer cpuset=/ mems_allowed=0
[  644.325713]  ? mark_held_locks+0x130/0x130
[  644.348877]  ? zap_class+0x640/0x640
[  644.352578]  ? mark_held_locks+0xc7/0x130
[  644.356707]  ? do_raw_spin_unlock+0xa7/0x330
[  644.361099]  ? zap_class+0x640/0x640
[  644.364799]  ? print_usage_bug+0xc0/0xc0
[  644.368848]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  644.374375]  ? check_preemption_disabled+0x48/0x280
[  644.379386]  ? __lock_is_held+0xb5/0x140
[  644.383439]  __alloc_pages_nodemask+0xa80/0xde0
[  644.388100]  ? zap_class+0x640/0x640
[  644.391807]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  644.396826]  ? find_held_lock+0x36/0x1c0
[  644.400893]  ? ____cache_alloc_node+0x1c7/0x1e0
[  644.405551]  ? lock_downgrade+0x900/0x900
[  644.409699]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  644.415253]  cache_grow_begin+0xa5/0x8c0
[  644.419308]  ? do_raw_spin_unlock+0xa7/0x330
[  644.423731]  fallback_alloc+0x204/0x2e0
[  644.427699]  ____cache_alloc_node+0x1c7/0x1e0
[  644.432273]  kmem_cache_alloc_node+0xe3/0x730
[  644.436772]  ? ipv6_get_ifaddr+0x42e/0x620
[  644.441004]  __alloc_skb+0x119/0x770
[  644.444705]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  644.449979]  ? netdev_alloc_frag+0x1f0/0x1f0
[  644.454375]  ? lock_downgrade+0x900/0x900
[  644.458539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  644.464088]  ? refcount_sub_and_test_checked+0x203/0x310
[  644.469529]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  644.474973]  ? addrconf_rs_timer+0x690/0x690
[  644.479385]  ndisc_alloc_skb+0x144/0x340
[  644.483443]  ndisc_send_rs+0x331/0x6e0
[  644.487332]  addrconf_rs_timer+0x314/0x690
[  644.491573]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  644.495805]  call_timer_fn+0x272/0x920
[  644.499683]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  644.503904]  ? process_timeout+0x40/0x40
[  644.507959]  ? __run_timers+0x7da/0xc70
[  644.511923]  ? _raw_spin_unlock_irq+0x27/0x80
[  644.516404]  ? _raw_spin_unlock_irq+0x27/0x80
[  644.520888]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  644.525117]  ? lockdep_hardirqs_on+0x296/0x5b0
[  644.529692]  ? trace_hardirqs_on+0xbd/0x310
[  644.534006]  ? kasan_check_read+0x11/0x20
[  644.538152]  ? __run_timers+0x7da/0xc70
[  644.542124]  ? trace_hardirqs_off_caller+0x310/0x310
[  644.547258]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  644.551590]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  644.555821]  __run_timers+0x7e5/0xc70
[  644.559633]  ? timer_fixup_init+0x70/0x70
[  644.563796]  ? _raw_spin_unlock_irq+0x27/0x80
[  644.568312]  ? _raw_spin_unlock_irq+0x27/0x80
[  644.572814]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  644.577401]  ? trace_hardirqs_on+0xbd/0x310
[  644.581727]  ? kasan_check_read+0x11/0x20
[  644.585951]  ? finish_task_switch+0x1f4/0x910
[  644.590457]  ? trace_hardirqs_off_caller+0x310/0x310
[  644.595586]  ? compat_start_thread+0x80/0x80
[  644.600023]  ? pvclock_read_flags+0x160/0x160
[  644.604590]  ? __switch_to_asm+0x34/0x70
[  644.608658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  644.614203]  ? check_preemption_disabled+0x48/0x280
[  644.619228]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  644.624886]  ? rcu_pm_notify+0xc0/0xc0
[  644.628794]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  644.634338]  ? check_preemption_disabled+0x48/0x280
[  644.639352]  run_timer_softirq+0x52/0xb0
[  644.643407]  ? rcu_read_lock_sched_held+0x14f/0x180
[  644.648419]  __do_softirq+0x308/0xb7e
[  644.652222]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  644.657317]  ? schedule+0x108/0x460
[  644.660936]  ? trace_hardirqs_off+0xb8/0x310
[  644.665329]  ? smpboot_thread_fn+0x68b/0xa00
[  644.669722]  ? trace_hardirqs_on+0x310/0x310
[  644.674116]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  644.679642]  ? check_preemption_disabled+0x48/0x280
[  644.684643]  ? takeover_tasklets+0xa90/0xa90
[  644.689037]  run_ksoftirqd+0x5e/0x100
[  644.692829]  smpboot_thread_fn+0x68b/0xa00
[  644.697054]  ? sort_range+0x30/0x30
[  644.700667]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  644.705756]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  644.711282]  ? __kthread_parkme+0xfb/0x1a0
[  644.715502]  ? sort_range+0x30/0x30
[  644.719111]  kthread+0x35a/0x440
[  644.722465]  ? kthread_stop+0x900/0x900
[  644.726437]  ret_from_fork+0x3a/0x50
[  644.730165] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  644.730236] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  644.737176] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  644.737180] Call Trace:
[  644.737186]  <IRQ>
[  644.737199]  dump_stack+0x244/0x39d
[  644.737232]  ? dump_stack_print_info.cold.1+0x20/0x20
[  644.743782] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  644.753049]  warn_alloc.cold.116+0xb7/0x1bd
[  644.755594] ksoftirqd/0 cpuset=/ mems_allowed=0
[  644.757726]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  644.790547]  ? lock_downgrade+0x900/0x900
[  644.794691]  ? trace_hardirqs_off+0xb8/0x310
[  644.799090]  ? trace_hardirqs_off+0xb8/0x310
[  644.803492]  __alloc_pages_slowpath+0x26e8/0x2e10
[  644.808345]  ? warn_alloc+0x120/0x120
[  644.812134]  ? print_usage_bug+0xc0/0xc0
[  644.816195]  ? warn_alloc+0x120/0x120
[  644.819985]  ? warn_alloc+0x120/0x120
[  644.823773]  ? print_usage_bug+0xc0/0xc0
[  644.827825]  ? print_usage_bug+0xc0/0xc0
[  644.831875]  ? __lock_acquire+0x62f/0x4c20
[  644.836120]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  644.841730]  ? should_fail+0x22d/0xd01
[  644.845610]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  644.851190]  ? __lock_acquire+0x62f/0x4c20
[  644.855439]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  644.860529]  ? __lock_acquire+0x62f/0x4c20
[  644.864748]  ? should_fail+0x22d/0xd01
[  644.868623]  ? find_held_lock+0x36/0x1c0
[  644.872674]  ? mark_held_locks+0x130/0x130
[  644.876896]  ? mark_held_locks+0x130/0x130
[  644.881121]  ? zap_class+0x640/0x640
[  644.884832]  ? zap_class+0x640/0x640
[  644.888531]  ? print_usage_bug+0xc0/0xc0
[  644.892577]  ? do_raw_spin_unlock+0xa7/0x330
[  644.896967]  ? zap_class+0x640/0x640
[  644.900663]  ? print_usage_bug+0xc0/0xc0
[  644.904706]  ? wq_watchdog_touch+0x9c/0xfe
[  644.908930]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  644.914456]  ? check_preemption_disabled+0x48/0x280
[  644.919465]  ? __lock_is_held+0xb5/0x140
[  644.923534]  __alloc_pages_nodemask+0xa80/0xde0
[  644.928190]  ? zap_class+0x640/0x640
[  644.931912]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  644.936941]  ? find_held_lock+0x36/0x1c0
[  644.941004]  ? ____cache_alloc_node+0x1c7/0x1e0
[  644.945659]  ? lock_downgrade+0x900/0x900
[  644.949797]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  644.955326]  cache_grow_begin+0xa5/0x8c0
[  644.959373]  ? do_raw_spin_unlock+0xa7/0x330
[  644.963771]  fallback_alloc+0x204/0x2e0
[  644.967733]  ____cache_alloc_node+0x1c7/0x1e0
[  644.972218]  kmem_cache_alloc_node+0xe3/0x730
[  644.976707]  ? ipv6_get_ifaddr+0x42e/0x620
[  644.980941]  __alloc_skb+0x119/0x770
[  644.984643]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  644.989912]  ? netdev_alloc_frag+0x1f0/0x1f0
[  644.994309]  ? lock_downgrade+0x900/0x900
[  644.998449]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  645.003971]  ? refcount_sub_and_test_checked+0x203/0x310
[  645.009413]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  645.014850]  ? addrconf_rs_timer+0x690/0x690
[  645.019339]  ndisc_alloc_skb+0x144/0x340
[  645.023399]  ndisc_send_rs+0x331/0x6e0
[  645.027284]  addrconf_rs_timer+0x314/0x690
[  645.031509]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  645.035735]  call_timer_fn+0x272/0x920
[  645.039613]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  645.043835]  ? process_timeout+0x40/0x40
[  645.047894]  ? mark_held_locks+0xc7/0x130
[  645.052041]  ? _raw_spin_unlock_irq+0x27/0x80
[  645.056525]  ? _raw_spin_unlock_irq+0x27/0x80
[  645.061002]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  645.065219]  ? lockdep_hardirqs_on+0x296/0x5b0
[  645.069788]  ? trace_hardirqs_on+0xbd/0x310
[  645.074110]  ? kasan_check_read+0x11/0x20
[  645.078253]  ? __run_timers+0x7da/0xc70
[  645.082224]  ? trace_hardirqs_off_caller+0x310/0x310
[  645.087313]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  645.091535]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  645.095772]  __run_timers+0x7e5/0xc70
[  645.099567]  ? timer_fixup_init+0x70/0x70
[  645.103699]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  645.108714]  ? zap_class+0x640/0x640
[  645.112420]  ? print_usage_bug+0xc0/0xc0
[  645.116469]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  645.121757]  ? find_held_lock+0x36/0x1c0
[  645.125810]  ? zap_class+0x640/0x640
[  645.129518]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  645.135046]  ? check_preemption_disabled+0x48/0x280
[  645.140053]  ? __lock_is_held+0xb5/0x140
[  645.144100]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  645.149622]  ? check_preemption_disabled+0x48/0x280
[  645.154648]  run_timer_softirq+0x52/0xb0
[  645.158704]  ? rcu_read_lock_sched_held+0x14f/0x180
[  645.163709]  __do_softirq+0x308/0xb7e
[  645.167495]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  645.171973]  ? lock_downgrade+0x900/0x900
[  645.176112]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  645.181224]  ? pvclock_read_flags+0x160/0x160
[  645.185708]  ? lapic_next_event+0x5a/0x90
[  645.189844]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  645.195372]  ? kvm_clock_read+0x18/0x30
[  645.199340]  ? kvm_sched_clock_read+0x9/0x20
[  645.203737]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  645.209264]  ? check_preemption_disabled+0x48/0x280
[  645.214281]  irq_exit+0x17f/0x1c0
[  645.217846]  smp_apic_timer_interrupt+0x1cb/0x760
[  645.222683]  ? smp_reschedule_interrupt+0x109/0x650
[  645.227694]  ? smp_call_function_single_interrupt+0x650/0x650
[  645.233570]  ? interrupt_entry+0xb5/0xc0
[  645.237623]  ? trace_hardirqs_off_caller+0xbb/0x310
[  645.242632]  ? trace_hardirqs_off_caller+0xbb/0x310
[  645.247650]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  645.252499]  ? trace_hardirqs_on_caller+0x310/0x310
[  645.257509]  ? trace_hardirqs_on_caller+0x310/0x310
[  645.262530]  ? task_prio+0x50/0x50
[  645.266060]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  645.271588]  ? check_preemption_disabled+0x48/0x280
[  645.276597]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  645.281443]  apic_timer_interrupt+0xf/0x20
[  645.285655]  </IRQ>
[  645.287880] RIP: 0010:console_unlock+0x102f/0x1190
[  645.292796] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  645.311682] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  645.319373] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  645.326626] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  645.333888] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  645.341145] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  645.348400] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  645.355658]  ? netconsole_netdev_event+0x280/0x280
[  645.360575]  ? console_unlock+0x1026/0x1190
[  645.364918]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  645.369569]  ? vprintk_emit+0x846/0x990
[  645.373534]  ? lock_release+0xa00/0xa00
[  645.377494]  ? trace_hardirqs_on+0x70/0x310
[  645.381800]  ? vprintk_default+0x28/0x30
[  645.385850]  ? trace_hardirqs_off_caller+0x310/0x310
[  645.390943]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  645.396473]  vprintk_emit+0x391/0x990
[  645.400264]  ? wake_up_klogd+0x180/0x180
[  645.404315]  ? find_held_lock+0x11/0x1c0
[  645.408372]  ? mark_held_locks+0xc7/0x130
[  645.412512]  ? _raw_spin_unlock_irq+0x27/0x80
[  645.416994]  ? _raw_spin_unlock_irq+0x27/0x80
[  645.421478]  vprintk_default+0x28/0x30
[  645.425355]  vprintk_func+0x7e/0x181
[  645.429122]  printk+0xa7/0xcf
[  645.432222]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  645.436968]  ? _raw_spin_unlock_irq+0x60/0x80
[  645.441456]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  645.446723]  dump_header+0x7cc/0xf72
[  645.450431]  ? pagefault_out_of_memory+0x197/0x197
[  645.455355]  ? __lock_acquire+0x62f/0x4c20
[  645.459577]  ? percpu_ref_get_many+0x240/0x240
[  645.464152]  ? print_usage_bug+0xc0/0xc0
[  645.468202]  ? zap_class+0x640/0x640
[  645.471903]  ? print_usage_bug+0xc0/0xc0
[  645.475951]  ? zap_class+0x640/0x640
[  645.479655]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  645.485180]  ? find_held_lock+0x36/0x1c0
[  645.489238]  ? mark_held_locks+0xc7/0x130
[  645.493379]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  645.498469]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  645.503582]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  645.508156]  ? trace_hardirqs_on+0xbd/0x310
[  645.512497]  ? kasan_check_read+0x11/0x20
[  645.516644]  ? ___ratelimit+0x3b4/0x672
[  645.520606]  ? trace_hardirqs_off_caller+0x310/0x310
[  645.525699]  ? trace_hardirqs_on+0x310/0x310
[  645.530106]  ? lock_downgrade+0x900/0x900
[  645.534247]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  645.539340]  ? ___ratelimit+0x3b9/0x672
[  645.543305]  ? idr_get_free+0xf70/0xf70
[  645.547267]  ? kasan_check_read+0x11/0x20
[  645.551413]  ? do_raw_spin_unlock+0xa7/0x330
[  645.555815]  oom_kill_process.cold.27+0x10/0x903
[  645.560561]  ? zap_class+0x640/0x640
[  645.564268]  ? _raw_spin_unlock+0x2c/0x50
[  645.568407]  ? oom_badness+0xe6/0xaa0
[  645.572196]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  645.577117]  ? kasan_check_read+0x11/0x20
[  645.581249]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  645.586511]  ? oom_evaluate_task+0x540/0x540
[  645.590912]  ? find_held_lock+0x36/0x1c0
[  645.594965]  ? out_of_memory+0x974/0x1430
[  645.599107]  ? lock_downgrade+0x900/0x900
[  645.603242]  ? check_preemption_disabled+0x48/0x280
[  645.608249]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  645.613168]  ? kasan_check_read+0x11/0x20
[  645.617319]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  645.622587]  ? rcu_softirq_qs+0x20/0x20
[  645.626552]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  645.632074]  ? oom_evaluate_task+0x302/0x540
[  645.636476]  out_of_memory+0xa84/0x1430
[  645.640443]  ? oom_killer_disable+0x3a0/0x3a0
[  645.644928]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  645.649857]  ? __ww_mutex_check_waiters+0x160/0x160
[  645.654872]  __alloc_pages_slowpath+0x2354/0x2e10
[  645.659744]  ? warn_alloc+0x120/0x120
[  645.663528]  ? mark_held_locks+0x130/0x130
[  645.667755]  ? find_get_entry+0xaae/0x1120
[  645.671986]  ? filemap_map_pages+0x1a20/0x1a20
[  645.676558]  ? zap_class+0x640/0x640
[  645.680260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  645.686055]  ? check_preemption_disabled+0x48/0x280
[  645.691067]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  645.696597]  ? should_fail+0x22d/0xd01
[  645.700476]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  645.705569]  ? zap_class+0x640/0x640
[  645.709285]  ? __lock_is_held+0xb5/0x140
[  645.713339]  ? mark_held_locks+0x130/0x130
[  645.717570]  ? lock_release+0xa00/0xa00
[  645.721543]  ? perf_trace_sched_process_exec+0x860/0x860
[  645.726985]  ? xa_load+0x2ba/0x460
[  645.730516]  ? lock_downgrade+0x900/0x900
[  645.734657]  ? __might_sleep+0x95/0x190
[  645.738624]  __alloc_pages_nodemask+0xa80/0xde0
[  645.743287]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  645.748290]  ? __page_cache_alloc+0x191/0x5c0
[  645.752767]  ? xa_load+0x2e1/0x460
[  645.756298]  ? xa_clear_mark+0x40/0x40
[  645.760176]  ? zap_class+0x640/0x640
[  645.763884]  ? zap_class+0x640/0x640
[  645.767583]  ? zap_class+0x640/0x640
[  645.771283]  ? __do_page_cache_readahead+0x663/0x810
[  645.776379]  ? find_held_lock+0x36/0x1c0
[  645.780436]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  645.785965]  alloc_pages_current+0x173/0x350
[  645.790362]  __page_cache_alloc+0x38c/0x5c0
[  645.794666]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  645.799580]  ? kasan_check_read+0x11/0x20
[  645.803713]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  645.808982]  ? generic_perform_write+0x6a0/0x6a0
[  645.813727]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  645.819255]  ? check_preemption_disabled+0x48/0x280
[  645.824265]  filemap_fault+0x1595/0x25f0
[  645.828319]  ? __lock_page_or_retry+0xa00/0xa00
[  645.832974]  ? mark_held_locks+0x130/0x130
[  645.837206]  ? filemap_map_pages+0xd6b/0x1a20
[  645.841699]  ? lock_downgrade+0x900/0x900
[  645.845837]  ? check_preemption_disabled+0x48/0x280
[  645.851384]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  645.856300]  ? kasan_check_read+0x11/0x20
[  645.860444]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  645.865791]  ? rcu_softirq_qs+0x20/0x20
[  645.869762]  ? filemap_map_pages+0xd92/0x1a20
[  645.874258]  ? find_get_entries_tag+0x1400/0x1400
[  645.879094]  ? debug_object_destroy+0x2b0/0x2b0
[  645.883764]  ? lock_pi_update_atomic+0x150/0x150
[  645.888504]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  645.894039]  ? lock_acquire+0x1ed/0x520
[  645.898005]  ? ext4_filemap_fault+0x7a/0xad
[  645.902318]  ? lock_release+0xa00/0xa00
[  645.906276]  ? perf_trace_sched_process_exec+0x860/0x860
[  645.911710]  ? print_usage_bug+0xc0/0xc0
[  645.915773]  ? print_usage_bug+0xc0/0xc0
[  645.919842]  ? down_read+0x8d/0x120
[  645.923458]  ? ext4_filemap_fault+0x7a/0xad
[  645.927774]  ? __down_interruptible+0x700/0x700
[  645.932442]  ext4_filemap_fault+0x82/0xad
[  645.936585]  __do_fault+0x100/0x6b0
[  645.940205]  ? pmd_devmap_trans_unstable+0x220/0x220
[  645.945297]  ? mark_held_locks+0x130/0x130
[  645.949532]  ? mark_held_locks+0x130/0x130
[  645.953764]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  645.959294]  __handle_mm_fault+0x3ea0/0x5be0
[  645.963692]  ? perf_trace_lock+0x7a0/0x7a0
[  645.967941]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  645.972790]  ? zap_class+0x640/0x640
[  645.976494]  ? zap_class+0x640/0x640
[  645.980200]  ? __x64_sys_futex+0x53e/0x6a0
[  645.984441]  ? find_held_lock+0x36/0x1c0
[  645.988503]  ? handle_mm_fault+0x42a/0xc70
[  645.992732]  ? lock_downgrade+0x900/0x900
[  645.996871]  ? check_preemption_disabled+0x48/0x280
[  646.001876]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  646.006881]  ? kasan_check_read+0x11/0x20
[  646.011128]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  646.016405]  ? rcu_softirq_qs+0x20/0x20
[  646.020386]  ? trace_hardirqs_off_caller+0x310/0x310
[  646.025577]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  646.031156]  ? check_preemption_disabled+0x48/0x280
[  646.036196]  handle_mm_fault+0x54f/0xc70
[  646.040273]  ? __handle_mm_fault+0x5be0/0x5be0
[  646.044856]  ? find_vma+0x34/0x190
[  646.048406]  __do_page_fault+0x5e8/0xe60
[  646.052637]  ? trace_hardirqs_off+0xb8/0x310
[  646.057058]  ? retint_kernel+0x2d/0x2d
[  646.061044]  do_page_fault+0xf2/0x7e0
[  646.064851]  ? vmalloc_sync_all+0x30/0x30
[  646.068997]  ? error_entry+0x70/0xd0
[  646.072720]  ? trace_hardirqs_off_caller+0xbb/0x310
[  646.077733]  ? trace_hardirqs_on_caller+0xc0/0x310
[  646.082664]  ? syscall_return_slowpath+0x5e0/0x5e0
[  646.087591]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  646.092437]  ? trace_hardirqs_on_caller+0x310/0x310
[  646.097456]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  646.102918]  ? prepare_exit_to_usermode+0x291/0x3b0
[  646.107934]  ? page_fault+0x8/0x30
[  646.111473]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  646.116317]  ? page_fault+0x8/0x30
[  646.119854]  page_fault+0x1e/0x30
[  646.123312] RIP: 0033:0x45ddf3
[  646.126546] Code: Bad RIP value.
[  646.129904] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  646.135262] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  646.142524] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  646.149780] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  646.157048] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  646.164317] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  646.171591] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  646.171595] warn_alloc_show_mem: 1 callbacks suppressed
[  646.171600] Mem-Info:
[  646.178428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  646.183789] active_anon:48059 inactive_anon:331 isolated_anon:0
[  646.183789]  active_file:11 inactive_file:12 isolated_file:0
[  646.183789]  unevictable:0 dirty:0 writeback:0 unstable:0
[  646.183789]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  646.183789]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  646.183789]  free:13684 free_pcp:349 free_cma:0
[  646.186153] Call Trace:
[  646.195524] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  646.228366]  dump_stack+0x244/0x39d
[  646.230921] 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
[  646.258590]  ? dump_stack_print_info.cold.1+0x20/0x20
[  646.262183] lowmem_reserve[]: 0 2818 6321 6321
[  646.288282]  warn_alloc.cold.116+0xb7/0x1bd
[  646.293437] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  646.298019]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  646.302315] lowmem_reserve[]: 0 0 3503 3503
[  646.329798]  ? lock_downgrade+0x900/0x900
[  646.334604] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  646.338912]  ? trace_hardirqs_off+0xb8/0x310
[  646.343028] lowmem_reserve[]: 0 0 0 0
[  646.372074]  ? trace_hardirqs_off+0xb8/0x310
[  646.376449] 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
[  646.380258]  __alloc_pages_slowpath+0x26e8/0x2e10
[  646.384629] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  646.398163]  ? warn_alloc+0x120/0x120
[  646.402955] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  646.418119]  ? print_usage_bug+0xc0/0xc0
[  646.421896] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  646.436189]  ? warn_alloc+0x120/0x120
[  646.440224] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  646.449041]  ? warn_alloc+0x120/0x120
[  646.452808] 403 total pagecache pages
[  646.461366]  ? print_usage_bug+0xc0/0xc0
[  646.465147] 0 pages in swap cache
[  646.468927]  ? print_usage_bug+0xc0/0xc0
[  646.472961] Swap cache stats: add 0, delete 0, find 0/0
[  646.476395]  ? __lock_acquire+0x62f/0x4c20
[  646.480421] Free swap  = 0kB
[  646.485769]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  646.489977] Total swap = 0kB
[  646.493000]  ? should_fail+0x22d/0xd01
[  646.498510] 1965979 pages RAM
[  646.501516]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  646.505372] 0 pages HighMem/MovableOnly
[  646.508465]  ? __lock_acquire+0x62f/0x4c20
[  646.513536] 342853 pages reserved
[  646.517492]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  646.521711] 0 pages cma reserved
[  646.525149]  ? __lock_acquire+0x62f/0x4c20
[  646.530274] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  646.533567]  ? should_fail+0x22d/0xd01
[  646.533581]  ? find_held_lock+0x36/0x1c0
[  646.533603]  ? mark_held_locks+0x130/0x130
[  646.538012] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  646.544303]  ? mark_held_locks+0x130/0x130
[  646.548158] syz-fuzzer cpuset=/ mems_allowed=0
[  646.552203]  ? zap_class+0x640/0x640
[  646.579086]  ? mark_held_locks+0xc7/0x130
[  646.583225]  ? do_raw_spin_unlock+0xa7/0x330
[  646.587625]  ? zap_class+0x640/0x640
[  646.591335]  ? print_usage_bug+0xc0/0xc0
[  646.595395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  646.600925]  ? check_preemption_disabled+0x48/0x280
[  646.605940]  ? __lock_is_held+0xb5/0x140
[  646.610006]  __alloc_pages_nodemask+0xa80/0xde0
[  646.614683]  ? zap_class+0x640/0x640
[  646.618409]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  646.623436]  ? find_held_lock+0x36/0x1c0
[  646.627511]  ? ____cache_alloc_node+0x1c7/0x1e0
[  646.632172]  ? lock_downgrade+0x900/0x900
[  646.636315]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  646.641847]  cache_grow_begin+0xa5/0x8c0
[  646.645912]  ? do_raw_spin_unlock+0xa7/0x330
[  646.650314]  fallback_alloc+0x204/0x2e0
[  646.654287]  ____cache_alloc_node+0x1c7/0x1e0
[  646.658780]  kmem_cache_alloc_node+0xe3/0x730
[  646.663278]  ? ipv6_get_ifaddr+0x42e/0x620
[  646.667511]  __alloc_skb+0x119/0x770
[  646.671214]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  646.676480]  ? netdev_alloc_frag+0x1f0/0x1f0
[  646.680878]  ? lock_downgrade+0x900/0x900
[  646.685253]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  646.690779]  ? refcount_sub_and_test_checked+0x203/0x310
[  646.696259]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  646.701711]  ? addrconf_rs_timer+0x690/0x690
[  646.706123]  ndisc_alloc_skb+0x144/0x340
[  646.710182]  ndisc_send_rs+0x331/0x6e0
[  646.714070]  addrconf_rs_timer+0x314/0x690
[  646.718301]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  646.722534]  call_timer_fn+0x272/0x920
[  646.726416]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  646.730671]  ? process_timeout+0x40/0x40
[  646.734731]  ? __run_timers+0x7da/0xc70
[  646.738701]  ? _raw_spin_unlock_irq+0x27/0x80
[  646.743179]  ? _raw_spin_unlock_irq+0x27/0x80
[  646.747680]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  646.751906]  ? lockdep_hardirqs_on+0x296/0x5b0
[  646.756480]  ? trace_hardirqs_on+0xbd/0x310
[  646.760794]  ? kasan_check_read+0x11/0x20
[  646.764931]  ? __run_timers+0x7da/0xc70
[  646.768895]  ? trace_hardirqs_off_caller+0x310/0x310
[  646.774001]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  646.778233]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  646.782465]  __run_timers+0x7e5/0xc70
[  646.786267]  ? timer_fixup_init+0x70/0x70
[  646.790405]  ? _raw_spin_unlock_irq+0x27/0x80
[  646.794899]  ? _raw_spin_unlock_irq+0x27/0x80
[  646.799382]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  646.803953]  ? trace_hardirqs_on+0xbd/0x310
[  646.808286]  ? kasan_check_read+0x11/0x20
[  646.812434]  ? finish_task_switch+0x1f4/0x910
[  646.816922]  ? trace_hardirqs_off_caller+0x310/0x310
[  646.822033]  ? compat_start_thread+0x80/0x80
[  646.826446]  ? pvclock_read_flags+0x160/0x160
[  646.830927]  ? __switch_to_asm+0x34/0x70
[  646.834987]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  646.840517]  ? check_preemption_disabled+0x48/0x280
[  646.845534]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  646.851065]  ? rcu_pm_notify+0xc0/0xc0
[  646.854947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  646.860491]  ? check_preemption_disabled+0x48/0x280
[  646.865497]  run_timer_softirq+0x52/0xb0
[  646.869547]  ? rcu_read_lock_sched_held+0x14f/0x180
[  646.874557]  __do_softirq+0x308/0xb7e
[  646.878349]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  646.883452]  ? schedule+0x108/0x460
[  646.887080]  ? trace_hardirqs_off+0xb8/0x310
[  646.891484]  ? smpboot_thread_fn+0x68b/0xa00
[  646.895885]  ? trace_hardirqs_on+0x310/0x310
[  646.900288]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  646.905820]  ? check_preemption_disabled+0x48/0x280
[  646.910833]  ? takeover_tasklets+0xa90/0xa90
[  646.915242]  run_ksoftirqd+0x5e/0x100
[  646.919039]  smpboot_thread_fn+0x68b/0xa00
[  646.923268]  ? sort_range+0x30/0x30
[  646.926885]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  646.931985]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  646.937517]  ? __kthread_parkme+0xfb/0x1a0
[  646.941750]  ? sort_range+0x30/0x30
[  646.945368]  kthread+0x35a/0x440
[  646.948727]  ? kthread_stop+0x900/0x900
[  646.952697]  ret_from_fork+0x3a/0x50
[  646.956419] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  646.956475] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  646.963416] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  646.963421] Call Trace:
[  646.963426]  <IRQ>
[  646.963439]  dump_stack+0x244/0x39d
[  646.963456]  ? dump_stack_print_info.cold.1+0x20/0x20
[  646.969958] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  646.979265]  warn_alloc.cold.116+0xb7/0x1bd
[  646.981815] ksoftirqd/0 cpuset=/ mems_allowed=0
[  646.983951]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  647.016820]  ? lock_downgrade+0x900/0x900
[  647.020988]  ? trace_hardirqs_off+0xb8/0x310
[  647.025399]  ? trace_hardirqs_off+0xb8/0x310
[  647.029812]  __alloc_pages_slowpath+0x26e8/0x2e10
[  647.034670]  ? warn_alloc+0x120/0x120
[  647.038464]  ? print_usage_bug+0xc0/0xc0
[  647.042532]  ? warn_alloc+0x120/0x120
[  647.046330]  ? warn_alloc+0x120/0x120
[  647.050125]  ? print_usage_bug+0xc0/0xc0
[  647.054201]  ? print_usage_bug+0xc0/0xc0
[  647.058256]  ? __lock_acquire+0x62f/0x4c20
[  647.062489]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  647.068021]  ? should_fail+0x22d/0xd01
[  647.071915]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  647.077011]  ? __lock_acquire+0x62f/0x4c20
[  647.081241]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  647.086333]  ? __lock_acquire+0x62f/0x4c20
[  647.090560]  ? should_fail+0x22d/0xd01
[  647.094447]  ? mark_held_locks+0x130/0x130
[  647.098676]  ? mark_held_locks+0x130/0x130
[  647.102912]  ? try_to_wake_up+0x11c/0x1490
[  647.107143]  ? lock_downgrade+0x900/0x900
[  647.111296]  ? zap_class+0x640/0x640
[  647.115002]  ? print_usage_bug+0xc0/0xc0
[  647.119056]  ? trace_hardirqs_off+0xb8/0x310
[  647.123461]  ? kasan_check_read+0x11/0x20
[  647.127608]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  647.133140]  ? check_preemption_disabled+0x48/0x280
[  647.138158]  ? __lock_is_held+0xb5/0x140
[  647.142217]  __alloc_pages_nodemask+0xa80/0xde0
[  647.146880]  ? zap_class+0x640/0x640
[  647.150594]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  647.155627]  ? find_held_lock+0x36/0x1c0
[  647.159689]  ? ____cache_alloc_node+0x1c7/0x1e0
[  647.164349]  ? lock_downgrade+0x900/0x900
[  647.168491]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  647.174030]  cache_grow_begin+0xa5/0x8c0
[  647.178084]  ? do_raw_spin_unlock+0xa7/0x330
[  647.182489]  fallback_alloc+0x204/0x2e0
[  647.186467]  ____cache_alloc_node+0x1c7/0x1e0
[  647.190964]  kmem_cache_alloc_node+0xe3/0x730
[  647.195456]  ? ipv6_get_ifaddr+0x42e/0x620
[  647.199694]  __alloc_skb+0x119/0x770
[  647.203405]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  647.208676]  ? netdev_alloc_frag+0x1f0/0x1f0
[  647.213080]  ? lock_downgrade+0x900/0x900
[  647.217225]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  647.222756]  ? refcount_sub_and_test_checked+0x203/0x310
[  647.228202]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  647.233643]  ? addrconf_rs_timer+0x690/0x690
[  647.238070]  ndisc_alloc_skb+0x144/0x340
[  647.242140]  ndisc_send_rs+0x331/0x6e0
[  647.246028]  addrconf_rs_timer+0x314/0x690
[  647.250261]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  647.254517]  call_timer_fn+0x272/0x920
[  647.258400]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  647.262624]  ? process_timeout+0x40/0x40
[  647.266686]  ? mark_held_locks+0xc7/0x130
[  647.270829]  ? _raw_spin_unlock_irq+0x27/0x80
[  647.275318]  ? _raw_spin_unlock_irq+0x27/0x80
[  647.279806]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  647.284029]  ? lockdep_hardirqs_on+0x296/0x5b0
[  647.288603]  ? trace_hardirqs_on+0xbd/0x310
[  647.292913]  ? kasan_check_read+0x11/0x20
[  647.297057]  ? __run_timers+0x7da/0xc70
[  647.301023]  ? trace_hardirqs_off_caller+0x310/0x310
[  647.306119]  ? __queue_work+0x1440/0x1440
[  647.310258]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  647.314482]  __run_timers+0x7e5/0xc70
[  647.318285]  ? timer_fixup_init+0x70/0x70
[  647.322424]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  647.327447]  ? zap_class+0x640/0x640
[  647.331155]  ? print_usage_bug+0xc0/0xc0
[  647.335210]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  647.340391]  ? find_held_lock+0x36/0x1c0
[  647.344442]  ? zap_class+0x640/0x640
[  647.348151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  647.353675]  ? check_preemption_disabled+0x48/0x280
[  647.358697]  ? __lock_is_held+0xb5/0x140
[  647.362756]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  647.368284]  ? check_preemption_disabled+0x48/0x280
[  647.373290]  run_timer_softirq+0x52/0xb0
[  647.377334]  ? rcu_read_lock_sched_held+0x14f/0x180
[  647.382457]  __do_softirq+0x308/0xb7e
[  647.386246]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  647.390728]  ? lock_downgrade+0x900/0x900
[  647.394870]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  647.399991]  ? pvclock_read_flags+0x160/0x160
[  647.404489]  ? lapic_next_event+0x5a/0x90
[  647.408627]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  647.414155]  ? kvm_clock_read+0x18/0x30
[  647.418120]  ? kvm_sched_clock_read+0x9/0x20
[  647.422521]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  647.428058]  ? check_preemption_disabled+0x48/0x280
[  647.433158]  irq_exit+0x17f/0x1c0
[  647.436612]  smp_apic_timer_interrupt+0x1cb/0x760
[  647.441438]  ? smp_reschedule_interrupt+0x109/0x650
[  647.446478]  ? smp_call_function_single_interrupt+0x650/0x650
[  647.452348]  ? interrupt_entry+0xb5/0xc0
[  647.456402]  ? trace_hardirqs_off_caller+0xbb/0x310
[  647.461411]  ? trace_hardirqs_off_caller+0xbb/0x310
[  647.466421]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  647.471260]  ? trace_hardirqs_on_caller+0x310/0x310
[  647.476263]  ? trace_hardirqs_on_caller+0x310/0x310
[  647.481265]  ? task_prio+0x50/0x50
[  647.484796]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  647.490324]  ? check_preemption_disabled+0x48/0x280
[  647.495332]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  647.500170]  apic_timer_interrupt+0xf/0x20
[  647.504402]  </IRQ>
[  647.506629] RIP: 0010:console_unlock+0x102f/0x1190
[  647.511549] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  647.530436] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  647.538133] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  647.545392] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  647.552652] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  647.559915] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  647.567175] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  647.574456]  ? netconsole_netdev_event+0x280/0x280
[  647.579380]  ? console_unlock+0x1026/0x1190
[  647.583703]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  647.588355]  ? vprintk_emit+0x846/0x990
[  647.592317]  ? lock_release+0xa00/0xa00
[  647.596276]  ? trace_hardirqs_on+0x70/0x310
[  647.600601]  ? vprintk_default+0x28/0x30
[  647.604650]  ? trace_hardirqs_off_caller+0x310/0x310
[  647.609740]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  647.615269]  vprintk_emit+0x391/0x990
[  647.619067]  ? wake_up_klogd+0x180/0x180
[  647.623121]  ? find_held_lock+0x11/0x1c0
[  647.627182]  ? mark_held_locks+0xc7/0x130
[  647.631324]  ? _raw_spin_unlock_irq+0x27/0x80
[  647.635804]  ? _raw_spin_unlock_irq+0x27/0x80
[  647.640291]  vprintk_default+0x28/0x30
[  647.644167]  vprintk_func+0x7e/0x181
[  647.647867]  printk+0xa7/0xcf
[  647.651082]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  647.655833]  ? _raw_spin_unlock_irq+0x60/0x80
[  647.660329]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  647.665603]  dump_header+0x7cc/0xf72
[  647.669311]  ? pagefault_out_of_memory+0x197/0x197
[  647.674232]  ? __lock_acquire+0x62f/0x4c20
[  647.678460]  ? percpu_ref_get_many+0x240/0x240
[  647.683188]  ? print_usage_bug+0xc0/0xc0
[  647.687249]  ? zap_class+0x640/0x640
[  647.690952]  ? print_usage_bug+0xc0/0xc0
[  647.694999]  ? zap_class+0x640/0x640
[  647.698701]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  647.704229]  ? find_held_lock+0x36/0x1c0
[  647.708287]  ? mark_held_locks+0xc7/0x130
[  647.712423]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  647.717519]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  647.722702]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  647.727278]  ? trace_hardirqs_on+0xbd/0x310
[  647.731588]  ? kasan_check_read+0x11/0x20
[  647.735730]  ? ___ratelimit+0x3b4/0x672
[  647.739698]  ? trace_hardirqs_off_caller+0x310/0x310
[  647.744793]  ? trace_hardirqs_on+0x310/0x310
[  647.749205]  ? lock_downgrade+0x900/0x900
[  647.753346]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  647.758437]  ? ___ratelimit+0x3b9/0x672
[  647.762405]  ? idr_get_free+0xf70/0xf70
[  647.766372]  ? kasan_check_read+0x11/0x20
[  647.770512]  ? do_raw_spin_unlock+0xa7/0x330
[  647.774921]  oom_kill_process.cold.27+0x10/0x903
[  647.779683]  ? zap_class+0x640/0x640
[  647.783383]  ? _raw_spin_unlock+0x2c/0x50
[  647.787519]  ? oom_badness+0xe6/0xaa0
[  647.791315]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  647.796237]  ? kasan_check_read+0x11/0x20
[  647.800375]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  647.805641]  ? oom_evaluate_task+0x540/0x540
[  647.810050]  ? find_held_lock+0x36/0x1c0
[  647.814111]  ? out_of_memory+0x974/0x1430
[  647.818248]  ? lock_downgrade+0x900/0x900
[  647.822389]  ? check_preemption_disabled+0x48/0x280
[  647.827398]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  647.832316]  ? kasan_check_read+0x11/0x20
[  647.836454]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  647.841722]  ? rcu_softirq_qs+0x20/0x20
[  647.845689]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  647.851704]  ? oom_evaluate_task+0x302/0x540
[  647.856109]  out_of_memory+0xa84/0x1430
[  647.860172]  ? oom_killer_disable+0x3a0/0x3a0
[  647.864664]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  647.869605]  ? __ww_mutex_check_waiters+0x160/0x160
[  647.874619]  __alloc_pages_slowpath+0x2354/0x2e10
[  647.879482]  ? warn_alloc+0x120/0x120
[  647.883272]  ? mark_held_locks+0x130/0x130
[  647.887501]  ? find_get_entry+0xaae/0x1120
[  647.891821]  ? filemap_map_pages+0x1a20/0x1a20
[  647.896392]  ? zap_class+0x640/0x640
[  647.900725]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  647.906248]  ? check_preemption_disabled+0x48/0x280
[  647.911253]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  647.916781]  ? should_fail+0x22d/0xd01
[  647.920666]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  647.925761]  ? zap_class+0x640/0x640
[  647.929483]  ? __lock_is_held+0xb5/0x140
[  647.933631]  ? mark_held_locks+0x130/0x130
[  647.937861]  ? lock_release+0xa00/0xa00
[  647.941850]  ? perf_trace_sched_process_exec+0x860/0x860
[  647.947301]  ? xa_load+0x2ba/0x460
[  647.950830]  ? lock_downgrade+0x900/0x900
[  647.954968]  ? __might_sleep+0x95/0x190
[  647.958938]  __alloc_pages_nodemask+0xa80/0xde0
[  647.963611]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  647.968632]  ? __page_cache_alloc+0x191/0x5c0
[  647.973123]  ? xa_load+0x2e1/0x460
[  647.976661]  ? xa_clear_mark+0x40/0x40
[  647.980543]  ? zap_class+0x640/0x640
[  647.984255]  ? zap_class+0x640/0x640
[  647.987960]  ? zap_class+0x640/0x640
[  647.991664]  ? __do_page_cache_readahead+0x663/0x810
[  647.996763]  ? find_held_lock+0x36/0x1c0
[  648.000844]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  648.006388]  alloc_pages_current+0x173/0x350
[  648.010797]  __page_cache_alloc+0x38c/0x5c0
[  648.015111]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  648.020032]  ? kasan_check_read+0x11/0x20
[  648.024169]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  648.029440]  ? generic_perform_write+0x6a0/0x6a0
[  648.034191]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  648.039724]  ? check_preemption_disabled+0x48/0x280
[  648.044746]  filemap_fault+0x1595/0x25f0
[  648.048807]  ? __lock_page_or_retry+0xa00/0xa00
[  648.053481]  ? mark_held_locks+0x130/0x130
[  648.057720]  ? filemap_map_pages+0xd6b/0x1a20
[  648.062216]  ? lock_downgrade+0x900/0x900
[  648.066359]  ? check_preemption_disabled+0x48/0x280
[  648.071390]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  648.076311]  ? kasan_check_read+0x11/0x20
[  648.080456]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  648.085728]  ? rcu_softirq_qs+0x20/0x20
[  648.089706]  ? filemap_map_pages+0xd92/0x1a20
[  648.094207]  ? find_get_entries_tag+0x1400/0x1400
[  648.099051]  ? debug_object_destroy+0x2b0/0x2b0
[  648.103715]  ? lock_pi_update_atomic+0x150/0x150
[  648.108464]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  648.114010]  ? lock_acquire+0x1ed/0x520
[  648.117983]  ? ext4_filemap_fault+0x7a/0xad
[  648.122308]  ? lock_release+0xa00/0xa00
[  648.126281]  ? perf_trace_sched_process_exec+0x860/0x860
[  648.131726]  ? print_usage_bug+0xc0/0xc0
[  648.135785]  ? print_usage_bug+0xc0/0xc0
[  648.139847]  ? down_read+0x8d/0x120
[  648.143492]  ? ext4_filemap_fault+0x7a/0xad
[  648.147808]  ? __down_interruptible+0x700/0x700
[  648.152477]  ext4_filemap_fault+0x82/0xad
[  648.156628]  __do_fault+0x100/0x6b0
[  648.160257]  ? pmd_devmap_trans_unstable+0x220/0x220
[  648.165359]  ? mark_held_locks+0x130/0x130
[  648.169587]  ? mark_held_locks+0x130/0x130
[  648.173828]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  648.179374]  __handle_mm_fault+0x3ea0/0x5be0
[  648.183776]  ? perf_trace_lock+0x7a0/0x7a0
[  648.188013]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  648.192883]  ? zap_class+0x640/0x640
[  648.196588]  ? zap_class+0x640/0x640
[  648.200297]  ? __x64_sys_futex+0x53e/0x6a0
[  648.204529]  ? find_held_lock+0x36/0x1c0
[  648.208591]  ? handle_mm_fault+0x42a/0xc70
[  648.212825]  ? lock_downgrade+0x900/0x900
[  648.216977]  ? check_preemption_disabled+0x48/0x280
[  648.221990]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  648.226912]  ? kasan_check_read+0x11/0x20
[  648.231052]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  648.236320]  ? rcu_softirq_qs+0x20/0x20
[  648.240288]  ? trace_hardirqs_off_caller+0x310/0x310
[  648.245384]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  648.250938]  ? check_preemption_disabled+0x48/0x280
[  648.255952]  handle_mm_fault+0x54f/0xc70
[  648.260008]  ? __handle_mm_fault+0x5be0/0x5be0
[  648.264590]  ? find_vma+0x34/0x190
[  648.268135]  __do_page_fault+0x5e8/0xe60
[  648.272191]  ? trace_hardirqs_off+0xb8/0x310
[  648.276591]  ? retint_kernel+0x2d/0x2d
[  648.280484]  do_page_fault+0xf2/0x7e0
[  648.284278]  ? vmalloc_sync_all+0x30/0x30
[  648.288416]  ? error_entry+0x70/0xd0
[  648.292122]  ? trace_hardirqs_off_caller+0xbb/0x310
[  648.297135]  ? trace_hardirqs_on_caller+0xc0/0x310
[  648.302058]  ? syscall_return_slowpath+0x5e0/0x5e0
[  648.306981]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  648.311844]  ? trace_hardirqs_on_caller+0x310/0x310
[  648.316858]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  648.322307]  ? prepare_exit_to_usermode+0x291/0x3b0
[  648.327329]  ? page_fault+0x8/0x30
[  648.330872]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  648.335710]  ? page_fault+0x8/0x30
[  648.339252]  page_fault+0x1e/0x30
[  648.342698] RIP: 0033:0x45ddf3
[  648.345913] Code: Bad RIP value.
[  648.349269] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  648.354631] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  648.361910] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  648.369171] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  648.376425] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  648.383683] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  648.390961] warn_alloc_show_mem: 1 callbacks suppressed
[  648.390970] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  648.390972] Mem-Info:
[  648.391012] active_anon:48059 inactive_anon:331 isolated_anon:0
[  648.391012]  active_file:11 inactive_file:12 isolated_file:0
[  648.391012]  unevictable:0 dirty:0 writeback:0 unstable:0
[  648.391012]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  648.391012]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  648.391012]  free:13684 free_pcp:349 free_cma:0
[  648.396347] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  648.403178] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  648.405558] Call Trace:
[  648.438421] 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
[  648.447762]  dump_stack+0x244/0x39d
[  648.475390] lowmem_reserve[]: 0 2818 6321 6321
[  648.477965]  ? dump_stack_print_info.cold.1+0x20/0x20
[  648.504034] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  648.507649]  warn_alloc.cold.116+0xb7/0x1bd
[  648.512185] lowmem_reserve[]: 0 0 3503 3503
[  648.517364]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  648.544839] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  648.549146]  ? lock_downgrade+0x900/0x900
[  648.553429] lowmem_reserve[]: 0 0 0 0
[  648.558262]  ? trace_hardirqs_off+0xb8/0x310
[  648.587285] 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
[  648.591418]  ? trace_hardirqs_off+0xb8/0x310
[  648.595178] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  648.599585]  __alloc_pages_slowpath+0x26e8/0x2e10
[  648.613075] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  648.617490]  ? warn_alloc+0x120/0x120
[  648.632613] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  648.637431]  ? print_usage_bug+0xc0/0xc0
[  648.651703] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  648.655478]  ? warn_alloc+0x120/0x120
[  648.664282] 403 total pagecache pages
[  648.668323]  ? warn_alloc+0x120/0x120
[  648.676870] 0 pages in swap cache
[  648.680641]  ? print_usage_bug+0xc0/0xc0
[  648.684408] Swap cache stats: add 0, delete 0, find 0/0
[  648.688185]  ? print_usage_bug+0xc0/0xc0
[  648.691605] Free swap  = 0kB
[  648.695659]  ? __lock_acquire+0x62f/0x4c20
[  648.700992] Total swap = 0kB
[  648.705038]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  648.708023] 1965979 pages RAM
[  648.712238]  ? should_fail+0x22d/0xd01
[  648.715218] 0 pages HighMem/MovableOnly
[  648.715224] 342853 pages reserved
[  648.720741]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  648.723817] 0 pages cma reserved
[  648.727684]  ? __lock_acquire+0x62f/0x4c20
[  648.731685] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  648.735069]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  648.735079]  ? __lock_acquire+0x62f/0x4c20
[  648.735092]  ? should_fail+0x22d/0xd01
[  648.740215] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  648.743521]  ? find_held_lock+0x36/0x1c0
[  648.747724] syz-fuzzer cpuset=/ mems_allowed=0
[  648.754197]  ? mark_held_locks+0x130/0x130
[  648.790443]  ? mark_held_locks+0x130/0x130
[  648.794673]  ? zap_class+0x640/0x640
[  648.798373]  ? zap_class+0x640/0x640
[  648.802083]  ? print_usage_bug+0xc0/0xc0
[  648.806136]  ? do_raw_spin_unlock+0xa7/0x330
[  648.810534]  ? zap_class+0x640/0x640
[  648.814240]  ? print_usage_bug+0xc0/0xc0
[  648.818292]  ? wq_watchdog_touch+0x9c/0xfe
[  648.822519]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  648.828045]  ? check_preemption_disabled+0x48/0x280
[  648.833069]  ? __lock_is_held+0xb5/0x140
[  648.837126]  __alloc_pages_nodemask+0xa80/0xde0
[  648.841800]  ? zap_class+0x640/0x640
[  648.845513]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  648.850529]  ? find_held_lock+0x36/0x1c0
[  648.854589]  ? ____cache_alloc_node+0x1c7/0x1e0
[  648.859252]  ? lock_downgrade+0x900/0x900
[  648.863396]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  648.868931]  cache_grow_begin+0xa5/0x8c0
[  648.872983]  ? do_raw_spin_unlock+0xa7/0x330
[  648.877385]  fallback_alloc+0x204/0x2e0
[  648.881371]  ____cache_alloc_node+0x1c7/0x1e0
[  648.885862]  kmem_cache_alloc_node+0xe3/0x730
[  648.890430]  ? ipv6_get_ifaddr+0x42e/0x620
[  648.894676]  __alloc_skb+0x119/0x770
[  648.898379]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  648.903659]  ? netdev_alloc_frag+0x1f0/0x1f0
[  648.908057]  ? lock_downgrade+0x900/0x900
[  648.912195]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  648.917722]  ? refcount_sub_and_test_checked+0x203/0x310
[  648.923182]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  648.928622]  ? addrconf_rs_timer+0x690/0x690
[  648.933025]  ndisc_alloc_skb+0x144/0x340
[  648.937107]  ndisc_send_rs+0x331/0x6e0
[  648.940992]  addrconf_rs_timer+0x314/0x690
[  648.945220]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  648.949450]  call_timer_fn+0x272/0x920
[  648.953326]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  648.957550]  ? process_timeout+0x40/0x40
[  648.961606]  ? __run_timers+0x7da/0xc70
[  648.965578]  ? _raw_spin_unlock_irq+0x27/0x80
[  648.970062]  ? _raw_spin_unlock_irq+0x27/0x80
[  648.974546]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  648.978885]  ? lockdep_hardirqs_on+0x296/0x5b0
[  648.983461]  ? trace_hardirqs_on+0xbd/0x310
[  648.987783]  ? kasan_check_read+0x11/0x20
[  648.991931]  ? __run_timers+0x7da/0xc70
[  648.995897]  ? trace_hardirqs_off_caller+0x310/0x310
[  649.001011]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  649.005244]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  649.009464]  __run_timers+0x7e5/0xc70
[  649.013265]  ? timer_fixup_init+0x70/0x70
[  649.017406]  ? _raw_spin_unlock_irq+0x27/0x80
[  649.021895]  ? _raw_spin_unlock_irq+0x27/0x80
[  649.026385]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  649.030956]  ? trace_hardirqs_on+0xbd/0x310
[  649.035348]  ? kasan_check_read+0x11/0x20
[  649.039489]  ? finish_task_switch+0x1f4/0x910
[  649.043975]  ? trace_hardirqs_off_caller+0x310/0x310
[  649.049067]  ? compat_start_thread+0x80/0x80
[  649.053477]  ? pvclock_read_flags+0x160/0x160
[  649.057957]  ? __switch_to_asm+0x34/0x70
[  649.062009]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  649.067545]  ? check_preemption_disabled+0x48/0x280
[  649.072558]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  649.078084]  ? rcu_pm_notify+0xc0/0xc0
[  649.081962]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  649.087491]  ? check_preemption_disabled+0x48/0x280
[  649.092511]  run_timer_softirq+0x52/0xb0
[  649.096563]  ? rcu_read_lock_sched_held+0x14f/0x180
[  649.101570]  __do_softirq+0x308/0xb7e
[  649.105371]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  649.110470]  ? schedule+0x108/0x460
[  649.114094]  ? trace_hardirqs_off+0xb8/0x310
[  649.118595]  ? smpboot_thread_fn+0x68b/0xa00
[  649.122994]  ? trace_hardirqs_on+0x310/0x310
[  649.127392]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  649.132921]  ? check_preemption_disabled+0x48/0x280
[  649.137954]  ? takeover_tasklets+0xa90/0xa90
[  649.142350]  run_ksoftirqd+0x5e/0x100
[  649.146142]  smpboot_thread_fn+0x68b/0xa00
[  649.150371]  ? sort_range+0x30/0x30
[  649.153998]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  649.159094]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  649.164625]  ? __kthread_parkme+0xfb/0x1a0
[  649.168864]  ? sort_range+0x30/0x30
[  649.172477]  kthread+0x35a/0x440
[  649.175848]  ? kthread_stop+0x900/0x900
[  649.179818]  ret_from_fork+0x3a/0x50
[  649.183557] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  649.183615] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  649.190557] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  649.190564] Call Trace:
[  649.197115] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  649.206381]  <IRQ>
[  649.209031] ksoftirqd/0 cpuset=/ mems_allowed=0
[  649.219323]  dump_stack+0x244/0x39d
[  649.229709]  ? dump_stack_print_info.cold.1+0x20/0x20
[  649.234903]  warn_alloc.cold.116+0xb7/0x1bd
[  649.239218]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  649.244060]  ? lock_downgrade+0x900/0x900
[  649.248209]  ? trace_hardirqs_off+0xb8/0x310
[  649.252614]  ? trace_hardirqs_off+0xb8/0x310
[  649.257025]  __alloc_pages_slowpath+0x26e8/0x2e10
[  649.261878]  ? warn_alloc+0x120/0x120
[  649.265670]  ? print_usage_bug+0xc0/0xc0
[  649.269723]  ? warn_alloc+0x120/0x120
[  649.273525]  ? warn_alloc+0x120/0x120
[  649.277319]  ? print_usage_bug+0xc0/0xc0
[  649.281373]  ? print_usage_bug+0xc0/0xc0
[  649.285422]  ? __lock_acquire+0x62f/0x4c20
[  649.289653]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  649.295182]  ? should_fail+0x22d/0xd01
[  649.299066]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  649.304161]  ? __lock_acquire+0x62f/0x4c20
[  649.308398]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  649.313491]  ? __lock_acquire+0x62f/0x4c20
[  649.317719]  ? should_fail+0x22d/0xd01
[  649.321597]  ? find_held_lock+0x36/0x1c0
[  649.325655]  ? mark_held_locks+0x130/0x130
[  649.329880]  ? mark_held_locks+0x130/0x130
[  649.334098]  ? zap_class+0x640/0x640
[  649.337821]  ? zap_class+0x640/0x640
[  649.341532]  ? print_usage_bug+0xc0/0xc0
[  649.345578]  ? do_raw_spin_unlock+0xa7/0x330
[  649.349975]  ? zap_class+0x640/0x640
[  649.353678]  ? print_usage_bug+0xc0/0xc0
[  649.357725]  ? wq_watchdog_touch+0x9c/0xfe
[  649.362048]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  649.367577]  ? check_preemption_disabled+0x48/0x280
[  649.372589]  ? __lock_is_held+0xb5/0x140
[  649.376645]  __alloc_pages_nodemask+0xa80/0xde0
[  649.381303]  ? zap_class+0x640/0x640
[  649.385015]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  649.390029]  ? find_held_lock+0x36/0x1c0
[  649.394087]  ? ____cache_alloc_node+0x1c7/0x1e0
[  649.398755]  ? lock_downgrade+0x900/0x900
[  649.402899]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  649.408436]  cache_grow_begin+0xa5/0x8c0
[  649.412492]  ? do_raw_spin_unlock+0xa7/0x330
[  649.416902]  fallback_alloc+0x204/0x2e0
[  649.420874]  ____cache_alloc_node+0x1c7/0x1e0
[  649.425366]  kmem_cache_alloc_node+0xe3/0x730
[  649.429853]  ? ipv6_get_ifaddr+0x42e/0x620
[  649.434093]  __alloc_skb+0x119/0x770
[  649.437828]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  649.443096]  ? netdev_alloc_frag+0x1f0/0x1f0
[  649.447488]  ? lock_downgrade+0x900/0x900
[  649.451635]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  649.457169]  ? refcount_sub_and_test_checked+0x203/0x310
[  649.462614]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  649.468056]  ? addrconf_rs_timer+0x690/0x690
[  649.472462]  ndisc_alloc_skb+0x144/0x340
[  649.476516]  ndisc_send_rs+0x331/0x6e0
[  649.480408]  addrconf_rs_timer+0x314/0x690
[  649.484636]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  649.488872]  call_timer_fn+0x272/0x920
[  649.492755]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  649.496978]  ? process_timeout+0x40/0x40
[  649.501035]  ? mark_held_locks+0xc7/0x130
[  649.505177]  ? _raw_spin_unlock_irq+0x27/0x80
[  649.509659]  ? _raw_spin_unlock_irq+0x27/0x80
[  649.514141]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  649.518371]  ? lockdep_hardirqs_on+0x296/0x5b0
[  649.522942]  ? trace_hardirqs_on+0xbd/0x310
[  649.527252]  ? kasan_check_read+0x11/0x20
[  649.531392]  ? __run_timers+0x7da/0xc70
[  649.535360]  ? trace_hardirqs_off_caller+0x310/0x310
[  649.540457]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  649.544690]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  649.548908]  __run_timers+0x7e5/0xc70
[  649.552702]  ? timer_fixup_init+0x70/0x70
[  649.556843]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  649.561860]  ? zap_class+0x640/0x640
[  649.565564]  ? print_usage_bug+0xc0/0xc0
[  649.569616]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  649.574814]  ? find_held_lock+0x36/0x1c0
[  649.578868]  ? zap_class+0x640/0x640
[  649.582572]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  649.588098]  ? check_preemption_disabled+0x48/0x280
[  649.593117]  ? __lock_is_held+0xb5/0x140
[  649.597170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  649.602694]  ? check_preemption_disabled+0x48/0x280
[  649.607707]  run_timer_softirq+0x52/0xb0
[  649.611760]  ? rcu_read_lock_sched_held+0x14f/0x180
[  649.616778]  __do_softirq+0x308/0xb7e
[  649.620571]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  649.625056]  ? lock_downgrade+0x900/0x900
[  649.629219]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  649.634317]  ? pvclock_read_flags+0x160/0x160
[  649.638801]  ? lapic_next_event+0x5a/0x90
[  649.642943]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  649.648472]  ? kvm_clock_read+0x18/0x30
[  649.652436]  ? kvm_sched_clock_read+0x9/0x20
[  649.656837]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  649.662361]  ? check_preemption_disabled+0x48/0x280
[  649.667377]  irq_exit+0x17f/0x1c0
[  649.670819]  smp_apic_timer_interrupt+0x1cb/0x760
[  649.675651]  ? smp_reschedule_interrupt+0x109/0x650
[  649.680663]  ? smp_call_function_single_interrupt+0x650/0x650
[  649.686764]  ? interrupt_entry+0xb5/0xc0
[  649.690819]  ? trace_hardirqs_off_caller+0xbb/0x310
[  649.695838]  ? trace_hardirqs_off_caller+0xbb/0x310
[  649.700845]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  649.705678]  ? trace_hardirqs_on_caller+0x310/0x310
[  649.710682]  ? trace_hardirqs_on_caller+0x310/0x310
[  649.715693]  ? task_prio+0x50/0x50
[  649.719230]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  649.724777]  ? check_preemption_disabled+0x48/0x280
[  649.729809]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  649.734655]  apic_timer_interrupt+0xf/0x20
[  649.738874]  </IRQ>
[  649.741104] RIP: 0010:console_unlock+0x102f/0x1190
[  649.746046] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  649.764941] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  649.772656] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  649.779922] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  649.787181] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  649.794440] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  649.801711] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  649.809090]  ? netconsole_netdev_event+0x280/0x280
[  649.814012]  ? console_unlock+0x1026/0x1190
[  649.818357]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  649.823020]  ? vprintk_emit+0x846/0x990
[  649.826988]  ? lock_release+0xa00/0xa00
[  649.830949]  ? trace_hardirqs_on+0x70/0x310
[  649.835264]  ? vprintk_default+0x28/0x30
[  649.839318]  ? trace_hardirqs_off_caller+0x310/0x310
[  649.844504]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  649.850598]  vprintk_emit+0x391/0x990
[  649.854398]  ? wake_up_klogd+0x180/0x180
[  649.858462]  ? find_held_lock+0x11/0x1c0
[  649.862527]  ? mark_held_locks+0xc7/0x130
[  649.866668]  ? _raw_spin_unlock_irq+0x27/0x80
[  649.871157]  ? _raw_spin_unlock_irq+0x27/0x80
[  649.875649]  vprintk_default+0x28/0x30
[  649.879537]  vprintk_func+0x7e/0x181
[  649.883252]  printk+0xa7/0xcf
[  649.886363]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  649.891124]  ? _raw_spin_unlock_irq+0x60/0x80
[  649.895639]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  649.900933]  dump_header+0x7cc/0xf72
[  649.904660]  ? pagefault_out_of_memory+0x197/0x197
[  649.909628]  ? __lock_acquire+0x62f/0x4c20
[  649.913875]  ? percpu_ref_get_many+0x240/0x240
[  649.918471]  ? print_usage_bug+0xc0/0xc0
[  649.922559]  ? zap_class+0x640/0x640
[  649.926294]  ? print_usage_bug+0xc0/0xc0
[  649.930369]  ? zap_class+0x640/0x640
[  649.934098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  649.939639]  ? find_held_lock+0x36/0x1c0
[  649.943726]  ? mark_held_locks+0xc7/0x130
[  649.947888]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  649.952995]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  649.958206]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  649.962913]  ? trace_hardirqs_on+0xbd/0x310
[  649.967272]  ? kasan_check_read+0x11/0x20
[  649.971438]  ? ___ratelimit+0x3b4/0x672
[  649.975452]  ? trace_hardirqs_off_caller+0x310/0x310
[  649.980588]  ? trace_hardirqs_on+0x310/0x310
[  649.985007]  ? lock_downgrade+0x900/0x900
[  649.989173]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  649.994291]  ? ___ratelimit+0x3b9/0x672
[  649.998271]  ? idr_get_free+0xf70/0xf70
[  650.002255]  ? kasan_check_read+0x11/0x20
[  650.006400]  ? do_raw_spin_unlock+0xa7/0x330
[  650.010816]  oom_kill_process.cold.27+0x10/0x903
[  650.015572]  ? zap_class+0x640/0x640
[  650.019279]  ? _raw_spin_unlock+0x2c/0x50
[  650.023423]  ? oom_badness+0xe6/0xaa0
[  650.027228]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  650.032158]  ? kasan_check_read+0x11/0x20
[  650.036301]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  650.041573]  ? oom_evaluate_task+0x540/0x540
[  650.045978]  ? find_held_lock+0x36/0x1c0
[  650.050038]  ? out_of_memory+0x974/0x1430
[  650.054180]  ? lock_downgrade+0x900/0x900
[  650.058322]  ? check_preemption_disabled+0x48/0x280
[  650.063335]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  650.068256]  ? kasan_check_read+0x11/0x20
[  650.072412]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  650.077693]  ? rcu_softirq_qs+0x20/0x20
[  650.081665]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  650.087200]  ? oom_evaluate_task+0x302/0x540
[  650.091607]  out_of_memory+0xa84/0x1430
[  650.095584]  ? oom_killer_disable+0x3a0/0x3a0
[  650.100073]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  650.104998]  ? __ww_mutex_check_waiters+0x160/0x160
[  650.110017]  __alloc_pages_slowpath+0x2354/0x2e10
[  650.114879]  ? warn_alloc+0x120/0x120
[  650.118682]  ? mark_held_locks+0x130/0x130
[  650.122912]  ? find_get_entry+0xaae/0x1120
[  650.127147]  ? filemap_map_pages+0x1a20/0x1a20
[  650.131728]  ? zap_class+0x640/0x640
[  650.135448]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  650.140977]  ? check_preemption_disabled+0x48/0x280
[  650.145988]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  650.151514]  ? should_fail+0x22d/0xd01
[  650.155397]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  650.160495]  ? zap_class+0x640/0x640
[  650.164222]  ? __lock_is_held+0xb5/0x140
[  650.168284]  ? mark_held_locks+0x130/0x130
[  650.172511]  ? lock_release+0xa00/0xa00
[  650.176478]  ? perf_trace_sched_process_exec+0x860/0x860
[  650.181921]  ? xa_load+0x2ba/0x460
[  650.185454]  ? lock_downgrade+0x900/0x900
[  650.189597]  ? __might_sleep+0x95/0x190
[  650.193566]  __alloc_pages_nodemask+0xa80/0xde0
[  650.198233]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  650.203243]  ? __page_cache_alloc+0x191/0x5c0
[  650.207730]  ? xa_load+0x2e1/0x460
[  650.211262]  ? xa_clear_mark+0x40/0x40
[  650.215146]  ? zap_class+0x640/0x640
[  650.218888]  ? zap_class+0x640/0x640
[  650.222594]  ? zap_class+0x640/0x640
[  650.226301]  ? __do_page_cache_readahead+0x663/0x810
[  650.231394]  ? find_held_lock+0x36/0x1c0
[  650.235457]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  650.240992]  alloc_pages_current+0x173/0x350
[  650.245398]  __page_cache_alloc+0x38c/0x5c0
[  650.249716]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  650.254640]  ? kasan_check_read+0x11/0x20
[  650.258802]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  650.264074]  ? generic_perform_write+0x6a0/0x6a0
[  650.268822]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  650.274353]  ? check_preemption_disabled+0x48/0x280
[  650.279368]  filemap_fault+0x1595/0x25f0
[  650.283436]  ? __lock_page_or_retry+0xa00/0xa00
[  650.288098]  ? mark_held_locks+0x130/0x130
[  650.292337]  ? filemap_map_pages+0xd6b/0x1a20
[  650.296831]  ? lock_downgrade+0x900/0x900
[  650.300975]  ? check_preemption_disabled+0x48/0x280
[  650.305984]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  650.310908]  ? kasan_check_read+0x11/0x20
[  650.315050]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  650.320318]  ? rcu_softirq_qs+0x20/0x20
[  650.324298]  ? filemap_map_pages+0xd92/0x1a20
[  650.328794]  ? find_get_entries_tag+0x1400/0x1400
[  650.333631]  ? debug_object_destroy+0x2b0/0x2b0
[  650.338302]  ? lock_pi_update_atomic+0x150/0x150
[  650.343047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  650.348582]  ? lock_acquire+0x1ed/0x520
[  650.352545]  ? ext4_filemap_fault+0x7a/0xad
[  650.356864]  ? lock_release+0xa00/0xa00
[  650.360826]  ? perf_trace_sched_process_exec+0x860/0x860
[  650.366267]  ? print_usage_bug+0xc0/0xc0
[  650.370320]  ? print_usage_bug+0xc0/0xc0
[  650.374379]  ? down_read+0x8d/0x120
[  650.377998]  ? ext4_filemap_fault+0x7a/0xad
[  650.382325]  ? __down_interruptible+0x700/0x700
[  650.386994]  ext4_filemap_fault+0x82/0xad
[  650.391130]  __do_fault+0x100/0x6b0
[  650.394754]  ? pmd_devmap_trans_unstable+0x220/0x220
[  650.399852]  ? mark_held_locks+0x130/0x130
[  650.404081]  ? mark_held_locks+0x130/0x130
[  650.408315]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  650.413849]  __handle_mm_fault+0x3ea0/0x5be0
[  650.418259]  ? perf_trace_lock+0x7a0/0x7a0
[  650.422492]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  650.427347]  ? zap_class+0x640/0x640
[  650.431054]  ? zap_class+0x640/0x640
[  650.434759]  ? __x64_sys_futex+0x53e/0x6a0
[  650.438993]  ? find_held_lock+0x36/0x1c0
[  650.443053]  ? handle_mm_fault+0x42a/0xc70
[  650.447280]  ? lock_downgrade+0x900/0x900
[  650.451433]  ? check_preemption_disabled+0x48/0x280
[  650.456441]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  650.461358]  ? kasan_check_read+0x11/0x20
[  650.465496]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  650.470774]  ? rcu_softirq_qs+0x20/0x20
[  650.474740]  ? trace_hardirqs_off_caller+0x310/0x310
[  650.479832]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  650.485360]  ? check_preemption_disabled+0x48/0x280
[  650.490374]  handle_mm_fault+0x54f/0xc70
[  650.494433]  ? __handle_mm_fault+0x5be0/0x5be0
[  650.499007]  ? find_vma+0x34/0x190
[  650.502543]  __do_page_fault+0x5e8/0xe60
[  650.506588]  ? trace_hardirqs_off+0xb8/0x310
[  650.510981]  ? retint_kernel+0x2d/0x2d
[  650.514863]  do_page_fault+0xf2/0x7e0
[  650.518660]  ? vmalloc_sync_all+0x30/0x30
[  650.522797]  ? error_entry+0x70/0xd0
[  650.526498]  ? trace_hardirqs_off_caller+0xbb/0x310
[  650.531499]  ? trace_hardirqs_on_caller+0xc0/0x310
[  650.536414]  ? syscall_return_slowpath+0x5e0/0x5e0
[  650.541327]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  650.546157]  ? trace_hardirqs_on_caller+0x310/0x310
[  650.551163]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  650.556604]  ? prepare_exit_to_usermode+0x291/0x3b0
[  650.561625]  ? page_fault+0x8/0x30
[  650.565168]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  650.570201]  ? page_fault+0x8/0x30
[  650.573742]  page_fault+0x1e/0x30
[  650.577197] RIP: 0033:0x45ddf3
[  650.580445] Code: Bad RIP value.
[  650.583895] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  650.589269] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  650.596546] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  650.603818] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  650.611089] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  650.618368] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  650.625704] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  650.625711] warn_alloc_show_mem: 1 callbacks suppressed
[  650.625718] Mem-Info:
[  650.632572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  650.637950] active_anon:48059 inactive_anon:331 isolated_anon:0
[  650.637950]  active_file:11 inactive_file:12 isolated_file:0
[  650.637950]  unevictable:0 dirty:0 writeback:0 unstable:0
[  650.637950]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  650.637950]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  650.637950]  free:13684 free_pcp:349 free_cma:0
[  650.640308] Call Trace:
[  650.649692] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  650.682549]  dump_stack+0x244/0x39d
[  650.685095] 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
[  650.712749]  ? dump_stack_print_info.cold.1+0x20/0x20
[  650.716340] lowmem_reserve[]: 0 2818 6321 6321
[  650.742439]  warn_alloc.cold.116+0xb7/0x1bd
[  650.747587] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  650.752150]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  650.756438] lowmem_reserve[]: 0 0 3503 3503
[  650.783919]  ? lock_downgrade+0x900/0x900
[  650.788730] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  650.793041]  ? trace_hardirqs_off+0xb8/0x310
[  650.797148] lowmem_reserve[]: 0 0 0 0
[  650.826290]  ? trace_hardirqs_off+0xb8/0x310
[  650.830675] 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
[  650.834460]  __alloc_pages_slowpath+0x26e8/0x2e10
[  650.838831] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  650.852353]  ? warn_alloc+0x120/0x120
[  650.857144] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  650.872300]  ? print_usage_bug+0xc0/0xc0
[  650.876074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  650.890350]  ? warn_alloc+0x120/0x120
[  650.894393] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  650.903203]  ? warn_alloc+0x120/0x120
[  650.906969] 403 total pagecache pages
[  650.915520]  ? print_usage_bug+0xc0/0xc0
[  650.919291] 0 pages in swap cache
[  650.923065]  ? print_usage_bug+0xc0/0xc0
[  650.927097] Swap cache stats: add 0, delete 0, find 0/0
[  650.930530]  ? __lock_acquire+0x62f/0x4c20
[  650.934560] Free swap  = 0kB
[  650.939907]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  650.944116] Total swap = 0kB
[  650.947114]  ? should_fail+0x22d/0xd01
[  650.952635] 1965979 pages RAM
[  650.955654]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  650.959507] 0 pages HighMem/MovableOnly
[  650.962599]  ? __lock_acquire+0x62f/0x4c20
[  650.967667] 342853 pages reserved
[  650.971624]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  650.975824] 0 pages cma reserved
[  650.979256]  ? __lock_acquire+0x62f/0x4c20
[  650.984381] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  650.987675]  ? should_fail+0x22d/0xd01
[  650.987688]  ? find_held_lock+0x36/0x1c0
[  650.991943] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  650.998367]  ? mark_held_locks+0x130/0x130
[  651.002220] syz-fuzzer cpuset=/ mems_allowed=0
[  651.006264]  ? mark_held_locks+0x130/0x130
[  651.029437]  ? zap_class+0x640/0x640
[  651.033148]  ? mark_held_locks+0xc7/0x130
[  651.037306]  ? do_raw_spin_unlock+0xa7/0x330
[  651.041709]  ? zap_class+0x640/0x640
[  651.045415]  ? print_usage_bug+0xc0/0xc0
[  651.049473]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  651.054999]  ? check_preemption_disabled+0x48/0x280
[  651.060011]  ? __lock_is_held+0xb5/0x140
[  651.064071]  __alloc_pages_nodemask+0xa80/0xde0
[  651.068748]  ? zap_class+0x640/0x640
[  651.072458]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  651.077482]  ? find_held_lock+0x36/0x1c0
[  651.081542]  ? ____cache_alloc_node+0x1c7/0x1e0
[  651.086206]  ? lock_downgrade+0x900/0x900
[  651.090350]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  651.095879]  cache_grow_begin+0xa5/0x8c0
[  651.099932]  ? do_raw_spin_unlock+0xa7/0x330
[  651.104336]  fallback_alloc+0x204/0x2e0
[  651.108313]  ____cache_alloc_node+0x1c7/0x1e0
[  651.112803]  kmem_cache_alloc_node+0xe3/0x730
[  651.117304]  ? ipv6_get_ifaddr+0x42e/0x620
[  651.121541]  __alloc_skb+0x119/0x770
[  651.125240]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  651.130509]  ? netdev_alloc_frag+0x1f0/0x1f0
[  651.134913]  ? lock_downgrade+0x900/0x900
[  651.139056]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  651.144587]  ? refcount_sub_and_test_checked+0x203/0x310
[  651.150032]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  651.155475]  ? addrconf_rs_timer+0x690/0x690
[  651.159887]  ndisc_alloc_skb+0x144/0x340
[  651.163953]  ndisc_send_rs+0x331/0x6e0
[  651.167841]  addrconf_rs_timer+0x314/0x690
[  651.172074]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  651.176311]  call_timer_fn+0x272/0x920
[  651.180201]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  651.184433]  ? process_timeout+0x40/0x40
[  651.188508]  ? __run_timers+0x7da/0xc70
[  651.192479]  ? _raw_spin_unlock_irq+0x27/0x80
[  651.196966]  ? _raw_spin_unlock_irq+0x27/0x80
[  651.201452]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  651.205683]  ? lockdep_hardirqs_on+0x296/0x5b0
[  651.210261]  ? trace_hardirqs_on+0xbd/0x310
[  651.214580]  ? kasan_check_read+0x11/0x20
[  651.218723]  ? __run_timers+0x7da/0xc70
[  651.222691]  ? trace_hardirqs_off_caller+0x310/0x310
[  651.227791]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  651.232021]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  651.236245]  __run_timers+0x7e5/0xc70
[  651.240050]  ? timer_fixup_init+0x70/0x70
[  651.244188]  ? _raw_spin_unlock_irq+0x27/0x80
[  651.248676]  ? _raw_spin_unlock_irq+0x27/0x80
[  651.253170]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  651.257744]  ? trace_hardirqs_on+0xbd/0x310
[  651.262058]  ? kasan_check_read+0x11/0x20
[  651.266197]  ? finish_task_switch+0x1f4/0x910
[  651.270789]  ? trace_hardirqs_off_caller+0x310/0x310
[  651.275883]  ? compat_start_thread+0x80/0x80
[  651.280293]  ? pvclock_read_flags+0x160/0x160
[  651.284784]  ? __switch_to_asm+0x34/0x70
[  651.288841]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  651.294368]  ? check_preemption_disabled+0x48/0x280
[  651.299385]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  651.304913]  ? rcu_pm_notify+0xc0/0xc0
[  651.308818]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  651.314359]  ? check_preemption_disabled+0x48/0x280
[  651.319370]  run_timer_softirq+0x52/0xb0
[  651.323422]  ? rcu_read_lock_sched_held+0x14f/0x180
[  651.328434]  __do_softirq+0x308/0xb7e
[  651.332242]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  651.337344]  ? schedule+0x108/0x460
[  651.340972]  ? trace_hardirqs_off+0xb8/0x310
[  651.345372]  ? smpboot_thread_fn+0x68b/0xa00
[  651.349775]  ? trace_hardirqs_on+0x310/0x310
[  651.354176]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  651.359719]  ? check_preemption_disabled+0x48/0x280
[  651.364732]  ? takeover_tasklets+0xa90/0xa90
[  651.369137]  run_ksoftirqd+0x5e/0x100
[  651.372935]  smpboot_thread_fn+0x68b/0xa00
[  651.377164]  ? sort_range+0x30/0x30
[  651.380781]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  651.385877]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  651.391410]  ? __kthread_parkme+0xfb/0x1a0
[  651.395643]  ? sort_range+0x30/0x30
[  651.399264]  kthread+0x35a/0x440
[  651.402624]  ? kthread_stop+0x900/0x900
[  651.406778]  ret_from_fork+0x3a/0x50
[  651.410499] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  651.410588] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  651.417501] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  651.417506] Call Trace:
[  651.417512]  <IRQ>
[  651.417529]  dump_stack+0x244/0x39d
[  651.417547]  ? dump_stack_print_info.cold.1+0x20/0x20
[  651.424084] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  651.433368]  warn_alloc.cold.116+0xb7/0x1bd
[  651.435916] ksoftirqd/0 cpuset=/ mems_allowed=0
[  651.438052]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  651.470862]  ? lock_downgrade+0x900/0x900
[  651.475011]  ? trace_hardirqs_off+0xb8/0x310
[  651.479416]  ? trace_hardirqs_off+0xb8/0x310
[  651.483827]  __alloc_pages_slowpath+0x26e8/0x2e10
[  651.488688]  ? warn_alloc+0x120/0x120
[  651.492483]  ? print_usage_bug+0xc0/0xc0
[  651.496562]  ? warn_alloc+0x120/0x120
[  651.500359]  ? warn_alloc+0x120/0x120
[  651.504151]  ? print_usage_bug+0xc0/0xc0
[  651.508216]  ? print_usage_bug+0xc0/0xc0
[  651.512271]  ? __lock_acquire+0x62f/0x4c20
[  651.516539]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  651.522077]  ? should_fail+0x22d/0xd01
[  651.525964]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  651.531061]  ? __lock_acquire+0x62f/0x4c20
[  651.535296]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  651.540393]  ? __lock_acquire+0x62f/0x4c20
[  651.544617]  ? should_fail+0x22d/0xd01
[  651.548496]  ? find_held_lock+0x36/0x1c0
[  651.552563]  ? mark_held_locks+0x130/0x130
[  651.556796]  ? mark_held_locks+0x130/0x130
[  651.561020]  ? zap_class+0x640/0x640
[  651.564722]  ? zap_class+0x640/0x640
[  651.568433]  ? print_usage_bug+0xc0/0xc0
[  651.572483]  ? do_raw_spin_unlock+0xa7/0x330
[  651.576883]  ? zap_class+0x640/0x640
[  651.580588]  ? print_usage_bug+0xc0/0xc0
[  651.584643]  ? wq_watchdog_touch+0x9c/0xfe
[  651.588866]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  651.594392]  ? check_preemption_disabled+0x48/0x280
[  651.599406]  ? __lock_is_held+0xb5/0x140
[  651.603460]  __alloc_pages_nodemask+0xa80/0xde0
[  651.608119]  ? zap_class+0x640/0x640
[  651.611827]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  651.616852]  ? find_held_lock+0x36/0x1c0
[  651.620908]  ? ____cache_alloc_node+0x1c7/0x1e0
[  651.625570]  ? lock_downgrade+0x900/0x900
[  651.629717]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  651.635248]  cache_grow_begin+0xa5/0x8c0
[  651.639302]  ? do_raw_spin_unlock+0xa7/0x330
[  651.643795]  fallback_alloc+0x204/0x2e0
[  651.647768]  ____cache_alloc_node+0x1c7/0x1e0
[  651.652264]  kmem_cache_alloc_node+0xe3/0x730
[  651.656756]  ? ipv6_get_ifaddr+0x42e/0x620
[  651.660995]  __alloc_skb+0x119/0x770
[  651.664704]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  651.669976]  ? netdev_alloc_frag+0x1f0/0x1f0
[  651.674374]  ? lock_downgrade+0x900/0x900
[  651.678521]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  651.684373]  ? refcount_sub_and_test_checked+0x203/0x310
[  651.689823]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  651.695267]  ? addrconf_rs_timer+0x690/0x690
[  651.699684]  ndisc_alloc_skb+0x144/0x340
[  651.703743]  ndisc_send_rs+0x331/0x6e0
[  651.707627]  addrconf_rs_timer+0x314/0x690
[  651.711862]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  651.716096]  call_timer_fn+0x272/0x920
[  651.720063]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  651.724295]  ? process_timeout+0x40/0x40
[  651.728356]  ? mark_held_locks+0xc7/0x130
[  651.732497]  ? _raw_spin_unlock_irq+0x27/0x80
[  651.736990]  ? _raw_spin_unlock_irq+0x27/0x80
[  651.741500]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  651.745736]  ? lockdep_hardirqs_on+0x296/0x5b0
[  651.750330]  ? trace_hardirqs_on+0xbd/0x310
[  651.754646]  ? kasan_check_read+0x11/0x20
[  651.758878]  ? __run_timers+0x7da/0xc70
[  651.762849]  ? trace_hardirqs_off_caller+0x310/0x310
[  651.767956]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  651.772192]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  651.776419]  __run_timers+0x7e5/0xc70
[  651.780223]  ? timer_fixup_init+0x70/0x70
[  651.784365]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  651.789375]  ? zap_class+0x640/0x640
[  651.793088]  ? print_usage_bug+0xc0/0xc0
[  651.797144]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  651.802336]  ? find_held_lock+0x36/0x1c0
[  651.806399]  ? zap_class+0x640/0x640
[  651.810113]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  651.815649]  ? check_preemption_disabled+0x48/0x280
[  651.820667]  ? __lock_is_held+0xb5/0x140
[  651.824723]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  651.830252]  ? check_preemption_disabled+0x48/0x280
[  651.835270]  run_timer_softirq+0x52/0xb0
[  651.839328]  ? rcu_read_lock_sched_held+0x14f/0x180
[  651.844340]  __do_softirq+0x308/0xb7e
[  651.848136]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  651.853156]  ? lock_downgrade+0x900/0x900
[  651.857308]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  651.862415]  ? pvclock_read_flags+0x160/0x160
[  651.866903]  ? lapic_next_event+0x5a/0x90
[  651.871045]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  651.876596]  ? kvm_clock_read+0x18/0x30
[  651.880567]  ? kvm_sched_clock_read+0x9/0x20
[  651.884970]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  651.890496]  ? check_preemption_disabled+0x48/0x280
[  651.895527]  irq_exit+0x17f/0x1c0
[  651.899406]  smp_apic_timer_interrupt+0x1cb/0x760
[  651.904257]  ? smp_reschedule_interrupt+0x109/0x650
[  651.909277]  ? smp_call_function_single_interrupt+0x650/0x650
[  651.915154]  ? interrupt_entry+0xb5/0xc0
[  651.919209]  ? trace_hardirqs_off_caller+0xbb/0x310
[  651.924237]  ? trace_hardirqs_off_caller+0xbb/0x310
[  651.929249]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  651.934089]  ? trace_hardirqs_on_caller+0x310/0x310
[  651.939101]  ? trace_hardirqs_on_caller+0x310/0x310
[  651.944110]  ? task_prio+0x50/0x50
[  651.947654]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  651.953195]  ? check_preemption_disabled+0x48/0x280
[  651.958210]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  651.963055]  apic_timer_interrupt+0xf/0x20
[  651.967283]  </IRQ>
[  651.969519] RIP: 0010:console_unlock+0x102f/0x1190
[  651.974444] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  651.993335] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  652.001028] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  652.008289] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  652.015553] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  652.022810] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  652.030071] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  652.037349]  ? netconsole_netdev_event+0x280/0x280
[  652.042279]  ? console_unlock+0x1026/0x1190
[  652.046612]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  652.051273]  ? vprintk_emit+0x846/0x990
[  652.055244]  ? lock_release+0xa00/0xa00
[  652.059225]  ? trace_hardirqs_on+0x70/0x310
[  652.063540]  ? vprintk_default+0x28/0x30
[  652.067600]  ? trace_hardirqs_off_caller+0x310/0x310
[  652.072700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  652.078236]  vprintk_emit+0x391/0x990
[  652.082035]  ? wake_up_klogd+0x180/0x180
[  652.086099]  ? find_held_lock+0x11/0x1c0
[  652.090169]  ? mark_held_locks+0xc7/0x130
[  652.094311]  ? _raw_spin_unlock_irq+0x27/0x80
[  652.098796]  ? _raw_spin_unlock_irq+0x27/0x80
[  652.103291]  vprintk_default+0x28/0x30
[  652.107174]  vprintk_func+0x7e/0x181
[  652.110883]  printk+0xa7/0xcf
[  652.113986]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  652.118737]  ? _raw_spin_unlock_irq+0x60/0x80
[  652.123236]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  652.128522]  dump_header+0x7cc/0xf72
[  652.132240]  ? pagefault_out_of_memory+0x197/0x197
[  652.137174]  ? __lock_acquire+0x62f/0x4c20
[  652.141399]  ? percpu_ref_get_many+0x240/0x240
[  652.145978]  ? print_usage_bug+0xc0/0xc0
[  652.150034]  ? zap_class+0x640/0x640
[  652.153748]  ? print_usage_bug+0xc0/0xc0
[  652.157802]  ? zap_class+0x640/0x640
[  652.161516]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  652.167047]  ? find_held_lock+0x36/0x1c0
[  652.171113]  ? mark_held_locks+0xc7/0x130
[  652.175258]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  652.180353]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  652.185448]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  652.190024]  ? trace_hardirqs_on+0xbd/0x310
[  652.194340]  ? kasan_check_read+0x11/0x20
[  652.198489]  ? ___ratelimit+0x3b4/0x672
[  652.202460]  ? trace_hardirqs_off_caller+0x310/0x310
[  652.207571]  ? trace_hardirqs_on+0x310/0x310
[  652.211971]  ? lock_downgrade+0x900/0x900
[  652.216114]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  652.221213]  ? ___ratelimit+0x3b9/0x672
[  652.225185]  ? idr_get_free+0xf70/0xf70
[  652.229155]  ? kasan_check_read+0x11/0x20
[  652.233297]  ? do_raw_spin_unlock+0xa7/0x330
[  652.237705]  oom_kill_process.cold.27+0x10/0x903
[  652.242455]  ? zap_class+0x640/0x640
[  652.246162]  ? _raw_spin_unlock+0x2c/0x50
[  652.250298]  ? oom_badness+0xe6/0xaa0
[  652.254092]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  652.259013]  ? kasan_check_read+0x11/0x20
[  652.263151]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  652.268435]  ? oom_evaluate_task+0x540/0x540
[  652.272837]  ? find_held_lock+0x36/0x1c0
[  652.276895]  ? out_of_memory+0x974/0x1430
[  652.281123]  ? lock_downgrade+0x900/0x900
[  652.285268]  ? check_preemption_disabled+0x48/0x280
[  652.290282]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  652.295203]  ? kasan_check_read+0x11/0x20
[  652.299343]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  652.304628]  ? rcu_softirq_qs+0x20/0x20
[  652.308609]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  652.314137]  ? oom_evaluate_task+0x302/0x540
[  652.318537]  out_of_memory+0xa84/0x1430
[  652.322512]  ? oom_killer_disable+0x3a0/0x3a0
[  652.327003]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  652.331925]  ? __ww_mutex_check_waiters+0x160/0x160
[  652.336946]  __alloc_pages_slowpath+0x2354/0x2e10
[  652.341803]  ? warn_alloc+0x120/0x120
[  652.345596]  ? mark_held_locks+0x130/0x130
[  652.349828]  ? find_get_entry+0xaae/0x1120
[  652.354069]  ? filemap_map_pages+0x1a20/0x1a20
[  652.358653]  ? zap_class+0x640/0x640
[  652.362369]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  652.367901]  ? check_preemption_disabled+0x48/0x280
[  652.372909]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  652.378441]  ? should_fail+0x22d/0xd01
[  652.382336]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  652.387437]  ? zap_class+0x640/0x640
[  652.391172]  ? __lock_is_held+0xb5/0x140
[  652.395236]  ? mark_held_locks+0x130/0x130
[  652.399475]  ? lock_release+0xa00/0xa00
[  652.403443]  ? perf_trace_sched_process_exec+0x860/0x860
[  652.408896]  ? xa_load+0x2ba/0x460
[  652.412428]  ? lock_downgrade+0x900/0x900
[  652.416571]  ? __might_sleep+0x95/0x190
[  652.420546]  __alloc_pages_nodemask+0xa80/0xde0
[  652.425221]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  652.430235]  ? __page_cache_alloc+0x191/0x5c0
[  652.434725]  ? xa_load+0x2e1/0x460
[  652.438258]  ? xa_clear_mark+0x40/0x40
[  652.442140]  ? zap_class+0x640/0x640
[  652.445871]  ? zap_class+0x640/0x640
[  652.449576]  ? zap_class+0x640/0x640
[  652.453284]  ? __do_page_cache_readahead+0x663/0x810
[  652.458382]  ? find_held_lock+0x36/0x1c0
[  652.462445]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  652.468073]  alloc_pages_current+0x173/0x350
[  652.472487]  __page_cache_alloc+0x38c/0x5c0
[  652.476800]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  652.481723]  ? kasan_check_read+0x11/0x20
[  652.485860]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  652.491129]  ? generic_perform_write+0x6a0/0x6a0
[  652.495880]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  652.501424]  ? check_preemption_disabled+0x48/0x280
[  652.506444]  filemap_fault+0x1595/0x25f0
[  652.510515]  ? __lock_page_or_retry+0xa00/0xa00
[  652.515176]  ? mark_held_locks+0x130/0x130
[  652.519408]  ? filemap_map_pages+0xd6b/0x1a20
[  652.523898]  ? lock_downgrade+0x900/0x900
[  652.528039]  ? check_preemption_disabled+0x48/0x280
[  652.533048]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  652.537989]  ? kasan_check_read+0x11/0x20
[  652.542126]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  652.547397]  ? rcu_softirq_qs+0x20/0x20
[  652.551373]  ? filemap_map_pages+0xd92/0x1a20
[  652.555870]  ? find_get_entries_tag+0x1400/0x1400
[  652.560706]  ? debug_object_destroy+0x2b0/0x2b0
[  652.565394]  ? lock_pi_update_atomic+0x150/0x150
[  652.570138]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  652.575686]  ? lock_acquire+0x1ed/0x520
[  652.579649]  ? ext4_filemap_fault+0x7a/0xad
[  652.583965]  ? lock_release+0xa00/0xa00
[  652.587926]  ? perf_trace_sched_process_exec+0x860/0x860
[  652.593371]  ? print_usage_bug+0xc0/0xc0
[  652.597425]  ? print_usage_bug+0xc0/0xc0
[  652.601494]  ? down_read+0x8d/0x120
[  652.605111]  ? ext4_filemap_fault+0x7a/0xad
[  652.609427]  ? __down_interruptible+0x700/0x700
[  652.614104]  ext4_filemap_fault+0x82/0xad
[  652.618248]  __do_fault+0x100/0x6b0
[  652.621867]  ? pmd_devmap_trans_unstable+0x220/0x220
[  652.626962]  ? mark_held_locks+0x130/0x130
[  652.631193]  ? mark_held_locks+0x130/0x130
[  652.635433]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  652.640974]  __handle_mm_fault+0x3ea0/0x5be0
[  652.645371]  ? perf_trace_lock+0x7a0/0x7a0
[  652.649603]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  652.654474]  ? zap_class+0x640/0x640
[  652.658179]  ? zap_class+0x640/0x640
[  652.661886]  ? __x64_sys_futex+0x53e/0x6a0
[  652.666111]  ? find_held_lock+0x36/0x1c0
[  652.670168]  ? handle_mm_fault+0x42a/0xc70
[  652.674400]  ? lock_downgrade+0x900/0x900
[  652.678547]  ? check_preemption_disabled+0x48/0x280
[  652.683560]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  652.688487]  ? kasan_check_read+0x11/0x20
[  652.692628]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  652.697894]  ? rcu_softirq_qs+0x20/0x20
[  652.701856]  ? trace_hardirqs_off_caller+0x310/0x310
[  652.706951]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  652.712483]  ? check_preemption_disabled+0x48/0x280
[  652.717499]  handle_mm_fault+0x54f/0xc70
[  652.721558]  ? __handle_mm_fault+0x5be0/0x5be0
[  652.726133]  ? find_vma+0x34/0x190
[  652.729666]  __do_page_fault+0x5e8/0xe60
[  652.733719]  ? trace_hardirqs_off+0xb8/0x310
[  652.738120]  ? retint_kernel+0x2d/0x2d
[  652.742010]  do_page_fault+0xf2/0x7e0
[  652.745803]  ? vmalloc_sync_all+0x30/0x30
[  652.749939]  ? error_entry+0x70/0xd0
[  652.753645]  ? trace_hardirqs_off_caller+0xbb/0x310
[  652.758651]  ? trace_hardirqs_on_caller+0xc0/0x310
[  652.763574]  ? syscall_return_slowpath+0x5e0/0x5e0
[  652.768499]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  652.773336]  ? trace_hardirqs_on_caller+0x310/0x310
[  652.778345]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  652.783792]  ? prepare_exit_to_usermode+0x291/0x3b0
[  652.788801]  ? page_fault+0x8/0x30
[  652.792329]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  652.797164]  ? page_fault+0x8/0x30
[  652.800699]  page_fault+0x1e/0x30
[  652.804134] RIP: 0033:0x45ddf3
[  652.807346] Code: Bad RIP value.
[  652.810701] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  652.816051] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  652.823307] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  652.830560] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  652.837819] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  652.845072] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  652.852821] warn_alloc_show_mem: 1 callbacks suppressed
[  652.852830] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  652.852832] Mem-Info:
[  652.852860] active_anon:48059 inactive_anon:331 isolated_anon:0
[  652.852860]  active_file:11 inactive_file:12 isolated_file:0
[  652.852860]  unevictable:0 dirty:0 writeback:0 unstable:0
[  652.852860]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  652.852860]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  652.852860]  free:13684 free_pcp:349 free_cma:0
[  652.858192] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  652.865020] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  652.867405] Call Trace:
[  652.900259] 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
[  652.909603]  dump_stack+0x244/0x39d
[  652.937233] lowmem_reserve[]: 0 2818 6321 6321
[  652.939810]  ? dump_stack_print_info.cold.1+0x20/0x20
[  652.965881] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  652.969500]  warn_alloc.cold.116+0xb7/0x1bd
[  652.974039] lowmem_reserve[]: 0 0 3503 3503
[  652.979214]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  653.006678] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  653.010988]  ? lock_downgrade+0x900/0x900
[  653.015269] lowmem_reserve[]: 0 0 0 0
[  653.020107]  ? trace_hardirqs_off+0xb8/0x310
[  653.049134] 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
[  653.053271]  ? trace_hardirqs_off+0xb8/0x310
[  653.057039] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  653.061443]  __alloc_pages_slowpath+0x26e8/0x2e10
[  653.074931] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  653.079350]  ? warn_alloc+0x120/0x120
[  653.094561] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  653.099382]  ? print_usage_bug+0xc0/0xc0
[  653.113662] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  653.113670] 403 total pagecache pages
[  653.117450]  ? warn_alloc+0x120/0x120
[  653.126260] 0 pages in swap cache
[  653.130296]  ? warn_alloc+0x120/0x120
[  653.138857] Swap cache stats: add 0, delete 0, find 0/0
[  653.142657]  ? print_usage_bug+0xc0/0xc0
[  653.146438] Free swap  = 0kB
[  653.149896]  ? print_usage_bug+0xc0/0xc0
[  653.153770] Total swap = 0kB
[  653.159135]  ? __lock_acquire+0x62f/0x4c20
[  653.163171] 1965979 pages RAM
[  653.166195]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  653.170219] 0 pages HighMem/MovableOnly
[  653.173241]  ? should_fail+0x22d/0xd01
[  653.177523] 342853 pages reserved
[  653.177531] 0 pages cma reserved
[  653.180637]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  653.186338] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  653.190151]  ? __lock_acquire+0x62f/0x4c20
[  653.194293] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  653.197475]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  653.197493]  ? __lock_acquire+0x62f/0x4c20
[  653.201132] syz-fuzzer cpuset=/ mems_allowed=0
[  653.206239]  ? should_fail+0x22d/0xd01
[  653.206254]  ? find_held_lock+0x36/0x1c0
[  653.249266]  ? mark_held_locks+0x130/0x130
[  653.253506]  ? mark_held_locks+0x130/0x130
[  653.257743]  ? zap_class+0x640/0x640
[  653.261556]  ? mark_held_locks+0xc7/0x130
[  653.265698]  ? do_raw_spin_unlock+0xa7/0x330
[  653.270107]  ? zap_class+0x640/0x640
[  653.273818]  ? print_usage_bug+0xc0/0xc0
[  653.277877]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  653.283412]  ? check_preemption_disabled+0x48/0x280
[  653.288427]  ? __lock_is_held+0xb5/0x140
[  653.292601]  __alloc_pages_nodemask+0xa80/0xde0
[  653.297260]  ? zap_class+0x640/0x640
[  653.300970]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  653.305987]  ? find_held_lock+0x36/0x1c0
[  653.310048]  ? ____cache_alloc_node+0x1c7/0x1e0
[  653.314709]  ? lock_downgrade+0x900/0x900
[  653.318854]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  653.324398]  cache_grow_begin+0xa5/0x8c0
[  653.328454]  ? do_raw_spin_unlock+0xa7/0x330
[  653.332864]  fallback_alloc+0x204/0x2e0
[  653.336835]  ____cache_alloc_node+0x1c7/0x1e0
[  653.341325]  kmem_cache_alloc_node+0xe3/0x730
[  653.345812]  ? ipv6_get_ifaddr+0x42e/0x620
[  653.350044]  __alloc_skb+0x119/0x770
[  653.353749]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  653.359019]  ? netdev_alloc_frag+0x1f0/0x1f0
[  653.363544]  ? lock_downgrade+0x900/0x900
[  653.367694]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  653.373221]  ? refcount_sub_and_test_checked+0x203/0x310
[  653.378670]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  653.384116]  ? addrconf_rs_timer+0x690/0x690
[  653.388525]  ndisc_alloc_skb+0x144/0x340
[  653.392587]  ndisc_send_rs+0x331/0x6e0
[  653.396495]  addrconf_rs_timer+0x314/0x690
[  653.400732]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  653.404973]  call_timer_fn+0x272/0x920
[  653.408851]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  653.413077]  ? process_timeout+0x40/0x40
[  653.417160]  ? __run_timers+0x7da/0xc70
[  653.421134]  ? _raw_spin_unlock_irq+0x27/0x80
[  653.425619]  ? _raw_spin_unlock_irq+0x27/0x80
[  653.430106]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  653.434332]  ? lockdep_hardirqs_on+0x296/0x5b0
[  653.438908]  ? trace_hardirqs_on+0xbd/0x310
[  653.443223]  ? kasan_check_read+0x11/0x20
[  653.447370]  ? __run_timers+0x7da/0xc70
[  653.451338]  ? trace_hardirqs_off_caller+0x310/0x310
[  653.456534]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  653.460773]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  653.465000]  __run_timers+0x7e5/0xc70
[  653.468799]  ? timer_fixup_init+0x70/0x70
[  653.472934]  ? _raw_spin_unlock_irq+0x27/0x80
[  653.477419]  ? _raw_spin_unlock_irq+0x27/0x80
[  653.481906]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  653.486477]  ? trace_hardirqs_on+0xbd/0x310
[  653.490787]  ? kasan_check_read+0x11/0x20
[  653.494933]  ? finish_task_switch+0x1f4/0x910
[  653.499425]  ? trace_hardirqs_off_caller+0x310/0x310
[  653.504528]  ? compat_start_thread+0x80/0x80
[  653.508948]  ? pvclock_read_flags+0x160/0x160
[  653.513437]  ? __switch_to_asm+0x34/0x70
[  653.517491]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  653.523019]  ? check_preemption_disabled+0x48/0x280
[  653.528036]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  653.533565]  ? rcu_pm_notify+0xc0/0xc0
[  653.537445]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  653.542977]  ? check_preemption_disabled+0x48/0x280
[  653.547990]  run_timer_softirq+0x52/0xb0
[  653.552063]  ? rcu_read_lock_sched_held+0x14f/0x180
[  653.557071]  __do_softirq+0x308/0xb7e
[  653.560874]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  653.565973]  ? schedule+0x108/0x460
[  653.569602]  ? trace_hardirqs_off+0xb8/0x310
[  653.574008]  ? smpboot_thread_fn+0x68b/0xa00
[  653.578407]  ? trace_hardirqs_on+0x310/0x310
[  653.582809]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  653.588335]  ? check_preemption_disabled+0x48/0x280
[  653.593360]  ? takeover_tasklets+0xa90/0xa90
[  653.597762]  run_ksoftirqd+0x5e/0x100
[  653.601553]  smpboot_thread_fn+0x68b/0xa00
[  653.605781]  ? sort_range+0x30/0x30
[  653.609401]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  653.614497]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  653.620026]  ? __kthread_parkme+0xfb/0x1a0
[  653.624263]  ? sort_range+0x30/0x30
[  653.627886]  kthread+0x35a/0x440
[  653.631242]  ? kthread_stop+0x900/0x900
[  653.635209]  ret_from_fork+0x3a/0x50
[  653.638930] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  653.638993] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  653.645939] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  653.645944] Call Trace:
[  653.645950]  <IRQ>
[  653.645966]  dump_stack+0x244/0x39d
[  653.645985]  ? dump_stack_print_info.cold.1+0x20/0x20
[  653.652546] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  653.661828]  warn_alloc.cold.116+0xb7/0x1bd
[  653.664376] ksoftirqd/0 cpuset=/ mems_allowed=0
[  653.666516]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  653.699538]  ? lock_downgrade+0x900/0x900
[  653.703683]  ? trace_hardirqs_off+0xb8/0x310
[  653.708083]  ? trace_hardirqs_off+0xb8/0x310
[  653.712488]  __alloc_pages_slowpath+0x26e8/0x2e10
[  653.717355]  ? warn_alloc+0x120/0x120
[  653.721157]  ? warn_alloc+0x120/0x120
[  653.724949]  ? warn_alloc+0x120/0x120
[  653.728739]  ? print_usage_bug+0xc0/0xc0
[  653.732801]  ? print_usage_bug+0xc0/0xc0
[  653.736849]  ? hrtimer_start_range_ns+0xe00/0xe00
[  653.741679]  ? print_usage_bug+0xc0/0xc0
[  653.745825]  ? kvm_clock_read+0x18/0x30
[  653.749792]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  653.755323]  ? should_fail+0x22d/0xd01
[  653.759205]  ? print_usage_bug+0xc0/0xc0
[  653.763284]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  653.768384]  ? __lock_acquire+0x62f/0x4c20
[  653.772616]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  653.777710]  ? should_fail+0x22d/0xd01
[  653.781594]  ? mark_held_locks+0x130/0x130
[  653.785822]  ? mark_held_locks+0x130/0x130
[  653.790047]  ? kvm_sched_clock_read+0x9/0x20
[  653.794453]  ? zap_class+0x640/0x640
[  653.798155]  ? mark_held_locks+0x130/0x130
[  653.802384]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  653.807913]  ? check_preemption_disabled+0x48/0x280
[  653.812930]  ? __lock_is_held+0xb5/0x140
[  653.816987]  __alloc_pages_nodemask+0xa80/0xde0
[  653.821645]  ? zap_class+0x640/0x640
[  653.825364]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  653.830382]  ? find_held_lock+0x36/0x1c0
[  653.834442]  ? ____cache_alloc_node+0x1c7/0x1e0
[  653.839109]  ? lock_downgrade+0x900/0x900
[  653.843251]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  653.849146]  cache_grow_begin+0xa5/0x8c0
[  653.853199]  ? do_raw_spin_unlock+0xa7/0x330
[  653.857604]  fallback_alloc+0x204/0x2e0
[  653.861573]  ____cache_alloc_node+0x1c7/0x1e0
[  653.866087]  kmem_cache_alloc_node+0xe3/0x730
[  653.870572]  ? lockdep_hardirqs_on+0x296/0x5b0
[  653.875148]  __alloc_skb+0x119/0x770
[  653.878851]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  653.884204]  ? netdev_alloc_frag+0x1f0/0x1f0
[  653.888606]  ? lock_acquire+0x1ed/0x520
[  653.892576]  ? aoecmd_cfg+0x108/0x7f0
[  653.896371]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  653.901903]  ? check_preemption_disabled+0x48/0x280
[  653.906913]  ? kasan_check_read+0x11/0x20
[  653.911049]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  653.916310]  ? rcu_softirq_qs+0x20/0x20
[  653.920289]  new_skb+0x26/0x1c0
[  653.923672]  aoecmd_cfg+0x279/0x7f0
[  653.927294]  ? find_held_lock+0x36/0x1c0
[  653.931372]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  653.935692]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  653.941219]  ? check_preemption_disabled+0x48/0x280
[  653.946237]  ? __lock_is_held+0xb5/0x140
[  653.950302]  discover_timer+0x50/0x60
[  653.954102]  call_timer_fn+0x272/0x920
[  653.958001]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  653.962839]  ? process_timeout+0x40/0x40
[  653.966901]  ? mark_held_locks+0xc7/0x130
[  653.971045]  ? _raw_spin_unlock_irq+0x27/0x80
[  653.975538]  ? _raw_spin_unlock_irq+0x27/0x80
[  653.980023]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  653.984855]  ? lockdep_hardirqs_on+0x296/0x5b0
[  653.989434]  ? trace_hardirqs_on+0xbd/0x310
[  653.993748]  ? kasan_check_read+0x11/0x20
[  653.997884]  ? __run_timers+0x7da/0xc70
[  654.001852]  ? trace_hardirqs_off_caller+0x310/0x310
[  654.006980]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  654.011813]  __run_timers+0x7e5/0xc70
[  654.015704]  ? timer_fixup_init+0x70/0x70
[  654.019850]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  654.024864]  ? zap_class+0x640/0x640
[  654.028571]  ? print_usage_bug+0xc0/0xc0
[  654.032625]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  654.037809]  ? find_held_lock+0x36/0x1c0
[  654.041866]  ? zap_class+0x640/0x640
[  654.045575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  654.051123]  ? check_preemption_disabled+0x48/0x280
[  654.056136]  ? __lock_is_held+0xb5/0x140
[  654.060185]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  654.065726]  ? check_preemption_disabled+0x48/0x280
[  654.070743]  run_timer_softirq+0x52/0xb0
[  654.074818]  ? rcu_read_lock_sched_held+0x14f/0x180
[  654.079827]  __do_softirq+0x308/0xb7e
[  654.083627]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  654.088113]  ? lock_downgrade+0x900/0x900
[  654.092253]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  654.097353]  ? pvclock_read_flags+0x160/0x160
[  654.101843]  ? lapic_next_event+0x5a/0x90
[  654.105983]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  654.111516]  ? kvm_clock_read+0x18/0x30
[  654.115482]  ? kvm_sched_clock_read+0x9/0x20
[  654.119890]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  654.125424]  ? check_preemption_disabled+0x48/0x280
[  654.130454]  irq_exit+0x17f/0x1c0
[  654.133897]  smp_apic_timer_interrupt+0x1cb/0x760
[  654.138733]  ? smp_reschedule_interrupt+0x109/0x650
[  654.143741]  ? smp_call_function_single_interrupt+0x650/0x650
[  654.149616]  ? interrupt_entry+0xb5/0xc0
[  654.153669]  ? trace_hardirqs_off_caller+0xbb/0x310
[  654.158678]  ? trace_hardirqs_off_caller+0xbb/0x310
[  654.163686]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  654.168521]  ? trace_hardirqs_on_caller+0x310/0x310
[  654.173531]  ? trace_hardirqs_on_caller+0x310/0x310
[  654.178541]  ? task_prio+0x50/0x50
[  654.182079]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  654.187608]  ? check_preemption_disabled+0x48/0x280
[  654.192622]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  654.197465]  apic_timer_interrupt+0xf/0x20
[  654.201685]  </IRQ>
[  654.203912] RIP: 0010:console_unlock+0x102f/0x1190
[  654.208833] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  654.227722] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  654.235422] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  654.242683] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  654.250060] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  654.257320] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  654.264581] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  654.271845]  ? netconsole_netdev_event+0x280/0x280
[  654.276775]  ? console_unlock+0x1026/0x1190
[  654.281108]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  654.285769]  ? vprintk_emit+0x846/0x990
[  654.289743]  ? lock_release+0xa00/0xa00
[  654.293714]  ? trace_hardirqs_on+0x70/0x310
[  654.298143]  ? vprintk_default+0x28/0x30
[  654.302199]  ? trace_hardirqs_off_caller+0x310/0x310
[  654.307426]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  654.313052]  vprintk_emit+0x391/0x990
[  654.316851]  ? wake_up_klogd+0x180/0x180
[  654.320908]  ? find_held_lock+0x11/0x1c0
[  654.324971]  ? mark_held_locks+0xc7/0x130
[  654.329115]  ? _raw_spin_unlock_irq+0x27/0x80
[  654.333602]  ? _raw_spin_unlock_irq+0x27/0x80
[  654.338180]  vprintk_default+0x28/0x30
[  654.342059]  vprintk_func+0x7e/0x181
[  654.345764]  printk+0xa7/0xcf
[  654.348856]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  654.353601]  ? _raw_spin_unlock_irq+0x60/0x80
[  654.358097]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  654.363370]  dump_header+0x7cc/0xf72
[  654.367082]  ? pagefault_out_of_memory+0x197/0x197
[  654.372006]  ? __lock_acquire+0x62f/0x4c20
[  654.376233]  ? percpu_ref_get_many+0x240/0x240
[  654.380811]  ? print_usage_bug+0xc0/0xc0
[  654.384873]  ? zap_class+0x640/0x640
[  654.388584]  ? print_usage_bug+0xc0/0xc0
[  654.392640]  ? zap_class+0x640/0x640
[  654.396351]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  654.401900]  ? find_held_lock+0x36/0x1c0
[  654.405963]  ? mark_held_locks+0xc7/0x130
[  654.410104]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  654.415200]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  654.420300]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  654.424894]  ? trace_hardirqs_on+0xbd/0x310
[  654.429207]  ? kasan_check_read+0x11/0x20
[  654.433348]  ? ___ratelimit+0x3b4/0x672
[  654.437315]  ? trace_hardirqs_off_caller+0x310/0x310
[  654.442412]  ? trace_hardirqs_on+0x310/0x310
[  654.446828]  ? lock_downgrade+0x900/0x900
[  654.450971]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  654.456067]  ? ___ratelimit+0x3b9/0x672
[  654.460043]  ? idr_get_free+0xf70/0xf70
[  654.464005]  ? kasan_check_read+0x11/0x20
[  654.468259]  ? do_raw_spin_unlock+0xa7/0x330
[  654.472673]  oom_kill_process.cold.27+0x10/0x903
[  654.477425]  ? zap_class+0x640/0x640
[  654.481149]  ? _raw_spin_unlock+0x2c/0x50
[  654.485294]  ? oom_badness+0xe6/0xaa0
[  654.489086]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  654.494003]  ? kasan_check_read+0x11/0x20
[  654.498157]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  654.503428]  ? oom_evaluate_task+0x540/0x540
[  654.507832]  ? find_held_lock+0x36/0x1c0
[  654.511889]  ? out_of_memory+0x974/0x1430
[  654.516031]  ? lock_downgrade+0x900/0x900
[  654.520176]  ? check_preemption_disabled+0x48/0x280
[  654.525187]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  654.530108]  ? kasan_check_read+0x11/0x20
[  654.534255]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  654.539532]  ? rcu_softirq_qs+0x20/0x20
[  654.543501]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  654.549030]  ? oom_evaluate_task+0x302/0x540
[  654.553432]  out_of_memory+0xa84/0x1430
[  654.557403]  ? oom_killer_disable+0x3a0/0x3a0
[  654.561889]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  654.566815]  ? __ww_mutex_check_waiters+0x160/0x160
[  654.571831]  __alloc_pages_slowpath+0x2354/0x2e10
[  654.576695]  ? warn_alloc+0x120/0x120
[  654.580485]  ? mark_held_locks+0x130/0x130
[  654.584715]  ? find_get_entry+0xaae/0x1120
[  654.588946]  ? filemap_map_pages+0x1a20/0x1a20
[  654.593543]  ? zap_class+0x640/0x640
[  654.597255]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  654.602790]  ? check_preemption_disabled+0x48/0x280
[  654.607799]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  654.613327]  ? should_fail+0x22d/0xd01
[  654.617205]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  654.622297]  ? zap_class+0x640/0x640
[  654.626027]  ? __lock_is_held+0xb5/0x140
[  654.630085]  ? mark_held_locks+0x130/0x130
[  654.634320]  ? lock_release+0xa00/0xa00
[  654.638302]  ? perf_trace_sched_process_exec+0x860/0x860
[  654.643743]  ? xa_load+0x2ba/0x460
[  654.647280]  ? lock_downgrade+0x900/0x900
[  654.651519]  ? __might_sleep+0x95/0x190
[  654.655489]  __alloc_pages_nodemask+0xa80/0xde0
[  654.660156]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  654.665171]  ? __page_cache_alloc+0x191/0x5c0
[  654.669658]  ? xa_load+0x2e1/0x460
[  654.673187]  ? xa_clear_mark+0x40/0x40
[  654.677082]  ? zap_class+0x640/0x640
[  654.680797]  ? zap_class+0x640/0x640
[  654.684498]  ? zap_class+0x640/0x640
[  654.688205]  ? __do_page_cache_readahead+0x663/0x810
[  654.693303]  ? find_held_lock+0x36/0x1c0
[  654.697364]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  654.702904]  alloc_pages_current+0x173/0x350
[  654.707312]  __page_cache_alloc+0x38c/0x5c0
[  654.711623]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  654.716543]  ? kasan_check_read+0x11/0x20
[  654.720684]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  654.725956]  ? generic_perform_write+0x6a0/0x6a0
[  654.730704]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  654.736233]  ? check_preemption_disabled+0x48/0x280
[  654.741259]  filemap_fault+0x1595/0x25f0
[  654.745322]  ? __lock_page_or_retry+0xa00/0xa00
[  654.749983]  ? mark_held_locks+0x130/0x130
[  654.754222]  ? filemap_map_pages+0xd6b/0x1a20
[  654.758714]  ? lock_downgrade+0x900/0x900
[  654.762854]  ? check_preemption_disabled+0x48/0x280
[  654.767863]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  654.772789]  ? kasan_check_read+0x11/0x20
[  654.776929]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  654.782198]  ? rcu_softirq_qs+0x20/0x20
[  654.786176]  ? filemap_map_pages+0xd92/0x1a20
[  654.790695]  ? find_get_entries_tag+0x1400/0x1400
[  654.795535]  ? debug_object_destroy+0x2b0/0x2b0
[  654.800203]  ? lock_pi_update_atomic+0x150/0x150
[  654.804954]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  654.810494]  ? lock_acquire+0x1ed/0x520
[  654.814463]  ? ext4_filemap_fault+0x7a/0xad
[  654.818785]  ? lock_release+0xa00/0xa00
[  654.822754]  ? perf_trace_sched_process_exec+0x860/0x860
[  654.828201]  ? print_usage_bug+0xc0/0xc0
[  654.832263]  ? print_usage_bug+0xc0/0xc0
[  654.836325]  ? down_read+0x8d/0x120
[  654.839944]  ? ext4_filemap_fault+0x7a/0xad
[  654.844266]  ? __down_interruptible+0x700/0x700
[  654.848940]  ext4_filemap_fault+0x82/0xad
[  654.853080]  __do_fault+0x100/0x6b0
[  654.856715]  ? pmd_devmap_trans_unstable+0x220/0x220
[  654.861814]  ? mark_held_locks+0x130/0x130
[  654.866043]  ? mark_held_locks+0x130/0x130
[  654.870297]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  654.875829]  __handle_mm_fault+0x3ea0/0x5be0
[  654.880226]  ? perf_trace_lock+0x7a0/0x7a0
[  654.884468]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  654.889323]  ? zap_class+0x640/0x640
[  654.893027]  ? zap_class+0x640/0x640
[  654.896744]  ? __x64_sys_futex+0x53e/0x6a0
[  654.900997]  ? find_held_lock+0x36/0x1c0
[  654.905059]  ? handle_mm_fault+0x42a/0xc70
[  654.909289]  ? lock_downgrade+0x900/0x900
[  654.913433]  ? check_preemption_disabled+0x48/0x280
[  654.918442]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  654.923371]  ? kasan_check_read+0x11/0x20
[  654.927507]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  654.932880]  ? rcu_softirq_qs+0x20/0x20
[  654.936850]  ? trace_hardirqs_off_caller+0x310/0x310
[  654.941945]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  654.947473]  ? check_preemption_disabled+0x48/0x280
[  654.952489]  handle_mm_fault+0x54f/0xc70
[  654.956562]  ? __handle_mm_fault+0x5be0/0x5be0
[  654.961140]  ? find_vma+0x34/0x190
[  654.964680]  __do_page_fault+0x5e8/0xe60
[  654.968747]  ? trace_hardirqs_off+0xb8/0x310
[  654.973161]  ? retint_kernel+0x2d/0x2d
[  654.977050]  do_page_fault+0xf2/0x7e0
[  654.980845]  ? vmalloc_sync_all+0x30/0x30
[  654.984991]  ? error_entry+0x70/0xd0
[  654.988715]  ? trace_hardirqs_off_caller+0xbb/0x310
[  654.993725]  ? trace_hardirqs_on_caller+0xc0/0x310
[  654.998647]  ? syscall_return_slowpath+0x5e0/0x5e0
[  655.003568]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  655.008405]  ? trace_hardirqs_on_caller+0x310/0x310
[  655.013411]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  655.018857]  ? prepare_exit_to_usermode+0x291/0x3b0
[  655.023861]  ? page_fault+0x8/0x30
[  655.027391]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  655.032235]  ? page_fault+0x8/0x30
[  655.035771]  page_fault+0x1e/0x30
[  655.039304] RIP: 0033:0x45ddf3
[  655.042502] Code: Bad RIP value.
[  655.045857] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  655.051211] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  655.058479] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  655.065737] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  655.073016] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  655.080281] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  655.087571] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  655.087575] warn_alloc_show_mem: 1 callbacks suppressed
[  655.087581] Mem-Info:
[  655.094414] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  655.099773] active_anon:48059 inactive_anon:331 isolated_anon:0
[  655.099773]  active_file:11 inactive_file:12 isolated_file:0
[  655.099773]  unevictable:0 dirty:0 writeback:0 unstable:0
[  655.099773]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  655.099773]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  655.099773]  free:13684 free_pcp:349 free_cma:0
[  655.102143] Call Trace:
[  655.111490] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  655.111532] 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
[  655.144399]  dump_stack+0x244/0x39d
[  655.146955] lowmem_reserve[]: 0 2818 6321 6321
[  655.174617]  ? dump_stack_print_info.cold.1+0x20/0x20
[  655.200695] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  655.204325]  warn_alloc.cold.116+0xb7/0x1bd
[  655.208864] lowmem_reserve[]: 0 0 3503 3503
[  655.214042]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  655.241595] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  655.245905]  ? lock_downgrade+0x900/0x900
[  655.250190] lowmem_reserve[]: 0 0 0 0
[  655.255027]  ? trace_hardirqs_off+0xb8/0x310
[  655.284049] 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
[  655.288187]  ? trace_hardirqs_off+0xb8/0x310
[  655.291972] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  655.296374]  __alloc_pages_slowpath+0x26e8/0x2e10
[  655.309858] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  655.314288]  ? warn_alloc+0x120/0x120
[  655.329414] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  655.334240]  ? print_usage_bug+0xc0/0xc0
[  655.348521] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  655.352302]  ? warn_alloc+0x120/0x120
[  655.361104] 403 total pagecache pages
[  655.365150]  ? warn_alloc+0x120/0x120
[  655.373703] 0 pages in swap cache
[  655.377485]  ? print_usage_bug+0xc0/0xc0
[  655.381256] Swap cache stats: add 0, delete 0, find 0/0
[  655.385036]  ? print_usage_bug+0xc0/0xc0
[  655.388461] Free swap  = 0kB
[  655.392507]  ? __lock_acquire+0x62f/0x4c20
[  655.397840] Total swap = 0kB
[  655.401887]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  655.404877] 1965979 pages RAM
[  655.409097]  ? should_fail+0x22d/0xd01
[  655.412084] 0 pages HighMem/MovableOnly
[  655.417604]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  655.420680] 342853 pages reserved
[  655.424551]  ? __lock_acquire+0x62f/0x4c20
[  655.428493] 0 pages cma reserved
[  655.428554] aoe: skb alloc failure
[  655.433594]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  655.433606]  ? __lock_acquire+0x62f/0x4c20
[  655.433621]  ? should_fail+0x22d/0xd01
[  655.437074] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  655.441268]  ? find_held_lock+0x36/0x1c0
[  655.444689] syz-fuzzer cpuset=/ mems_allowed=0
[  655.448218]  ? mark_held_locks+0x130/0x130
[  655.484391]  ? mark_held_locks+0x130/0x130
[  655.488612]  ? zap_class+0x640/0x640
[  655.492324]  ? mark_held_locks+0xc7/0x130
[  655.496461]  ? do_raw_spin_unlock+0xa7/0x330
[  655.500860]  ? zap_class+0x640/0x640
[  655.504565]  ? print_usage_bug+0xc0/0xc0
[  655.508626]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  655.514158]  ? check_preemption_disabled+0x48/0x280
[  655.519186]  ? __lock_is_held+0xb5/0x140
[  655.523247]  __alloc_pages_nodemask+0xa80/0xde0
[  655.527910]  ? zap_class+0x640/0x640
[  655.531622]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  655.536637]  ? find_held_lock+0x36/0x1c0
[  655.540697]  ? ____cache_alloc_node+0x1c7/0x1e0
[  655.545363]  ? lock_downgrade+0x900/0x900
[  655.549510]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  655.555040]  cache_grow_begin+0xa5/0x8c0
[  655.559095]  ? do_raw_spin_unlock+0xa7/0x330
[  655.563503]  fallback_alloc+0x204/0x2e0
[  655.567474]  ____cache_alloc_node+0x1c7/0x1e0
[  655.571967]  kmem_cache_alloc_node+0xe3/0x730
[  655.576465]  ? ipv6_get_ifaddr+0x42e/0x620
[  655.580707]  __alloc_skb+0x119/0x770
[  655.584414]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  655.589690]  ? netdev_alloc_frag+0x1f0/0x1f0
[  655.594086]  ? lock_downgrade+0x900/0x900
[  655.598233]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  655.603763]  ? refcount_sub_and_test_checked+0x203/0x310
[  655.609212]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  655.614654]  ? addrconf_rs_timer+0x690/0x690
[  655.619064]  ndisc_alloc_skb+0x144/0x340
[  655.623125]  ndisc_send_rs+0x331/0x6e0
[  655.627014]  addrconf_rs_timer+0x314/0x690
[  655.631245]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  655.635480]  call_timer_fn+0x272/0x920
[  655.639357]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  655.643584]  ? process_timeout+0x40/0x40
[  655.647648]  ? __run_timers+0x7da/0xc70
[  655.651616]  ? _raw_spin_unlock_irq+0x27/0x80
[  655.656193]  ? _raw_spin_unlock_irq+0x27/0x80
[  655.660677]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  655.664906]  ? lockdep_hardirqs_on+0x296/0x5b0
[  655.669483]  ? trace_hardirqs_on+0xbd/0x310
[  655.673796]  ? kasan_check_read+0x11/0x20
[  655.677938]  ? __run_timers+0x7da/0xc70
[  655.682181]  ? trace_hardirqs_off_caller+0x310/0x310
[  655.687285]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  655.691517]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  655.695760]  __run_timers+0x7e5/0xc70
[  655.699557]  ? timer_fixup_init+0x70/0x70
[  655.703705]  ? _raw_spin_unlock_irq+0x27/0x80
[  655.708192]  ? _raw_spin_unlock_irq+0x27/0x80
[  655.712682]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  655.717256]  ? trace_hardirqs_on+0xbd/0x310
[  655.721565]  ? kasan_check_read+0x11/0x20
[  655.725703]  ? finish_task_switch+0x1f4/0x910
[  655.730190]  ? trace_hardirqs_off_caller+0x310/0x310
[  655.735280]  ? compat_start_thread+0x80/0x80
[  655.739702]  ? pvclock_read_flags+0x160/0x160
[  655.744187]  ? __switch_to_asm+0x34/0x70
[  655.748242]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  655.753771]  ? check_preemption_disabled+0x48/0x280
[  655.758789]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  655.764319]  ? rcu_pm_notify+0xc0/0xc0
[  655.768198]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  655.773728]  ? check_preemption_disabled+0x48/0x280
[  655.778747]  run_timer_softirq+0x52/0xb0
[  655.782812]  ? rcu_read_lock_sched_held+0x14f/0x180
[  655.787815]  __do_softirq+0x308/0xb7e
[  655.791610]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  655.796708]  ? schedule+0x108/0x460
[  655.800331]  ? trace_hardirqs_off+0xb8/0x310
[  655.804732]  ? smpboot_thread_fn+0x68b/0xa00
[  655.809135]  ? trace_hardirqs_on+0x310/0x310
[  655.813541]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  655.819070]  ? check_preemption_disabled+0x48/0x280
[  655.824073]  ? takeover_tasklets+0xa90/0xa90
[  655.828476]  run_ksoftirqd+0x5e/0x100
[  655.832264]  smpboot_thread_fn+0x68b/0xa00
[  655.836492]  ? sort_range+0x30/0x30
[  655.840107]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  655.845198]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  655.850920]  ? __kthread_parkme+0xfb/0x1a0
[  655.855157]  ? sort_range+0x30/0x30
[  655.858775]  kthread+0x35a/0x440
[  655.862130]  ? kthread_stop+0x900/0x900
[  655.866102]  ret_from_fork+0x3a/0x50
[  655.869820] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  655.869886] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  655.876828] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  655.876833] Call Trace:
[  655.876839]  <IRQ>
[  655.876853]  dump_stack+0x244/0x39d
[  655.876871]  ? dump_stack_print_info.cold.1+0x20/0x20
[  655.883549] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  655.892797]  warn_alloc.cold.116+0xb7/0x1bd
[  655.895345] ksoftirqd/0 cpuset=/ mems_allowed=0
[  655.898082]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  655.931085]  ? lock_downgrade+0x900/0x900
[  655.935249]  ? trace_hardirqs_off+0xb8/0x310
[  655.939668]  ? trace_hardirqs_off+0xb8/0x310
[  655.944093]  __alloc_pages_slowpath+0x26e8/0x2e10
[  655.949056]  ? warn_alloc+0x120/0x120
[  655.952863]  ? warn_alloc+0x120/0x120
[  655.956672]  ? __lock_acquire+0x62f/0x4c20
[  655.960919]  ? warn_alloc+0x120/0x120
[  655.964748]  ? print_usage_bug+0xc0/0xc0
[  655.968833]  ? print_usage_bug+0xc0/0xc0
[  655.972904]  ? mark_held_locks+0x130/0x130
[  655.977154]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  655.982697]  ? should_fail+0x22d/0xd01
[  655.986590]  ? zap_class+0x640/0x640
[  655.990321]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  655.995440]  ? __lock_acquire+0x62f/0x4c20
[  655.999691]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  656.004825]  ? should_fail+0x22d/0xd01
[  656.008749]  ? mark_held_locks+0x130/0x130
[  656.013015]  ? mark_held_locks+0x130/0x130
[  656.017263]  ? lock_downgrade+0x900/0x900
[  656.021412]  ? zap_class+0x640/0x640
[  656.025118]  ? zap_class+0x640/0x640
[  656.028834]  ? zap_class+0x640/0x640
[  656.032543]  ? do_raw_spin_unlock+0xa7/0x330
[  656.036950]  ? trace_hardirqs_on+0x310/0x310
[  656.041371]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  656.046905]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  656.052436]  ? check_preemption_disabled+0x48/0x280
[  656.057456]  ? __lock_is_held+0xb5/0x140
[  656.061513]  __alloc_pages_nodemask+0xa80/0xde0
[  656.066207]  ? zap_class+0x640/0x640
[  656.069918]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  656.074953]  ? find_held_lock+0x36/0x1c0
[  656.079015]  ? ____cache_alloc_node+0x1c7/0x1e0
[  656.083687]  ? lock_downgrade+0x900/0x900
[  656.087835]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  656.093373]  cache_grow_begin+0xa5/0x8c0
[  656.097427]  ? do_raw_spin_unlock+0xa7/0x330
[  656.101837]  fallback_alloc+0x204/0x2e0
[  656.105828]  ____cache_alloc_node+0x1c7/0x1e0
[  656.110324]  kmem_cache_alloc_node+0xe3/0x730
[  656.114813]  ? lockdep_hardirqs_on+0x296/0x5b0
[  656.119404]  __alloc_skb+0x119/0x770
[  656.123114]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  656.128483]  ? netdev_alloc_frag+0x1f0/0x1f0
[  656.132898]  ? vprintk_default+0x28/0x30
[  656.136957]  ? vprintk_func+0x85/0x181
[  656.140837]  ? printk+0xa7/0xcf
[  656.144123]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  656.148886]  new_skb+0x26/0x1c0
[  656.152161]  aoecmd_cfg+0x279/0x7f0
[  656.155785]  ? find_held_lock+0x36/0x1c0
[  656.159844]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  656.164171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  656.169728]  ? __lock_is_held+0xb5/0x140
[  656.173794]  discover_timer+0x50/0x60
[  656.177591]  call_timer_fn+0x272/0x920
[  656.181473]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  656.186311]  ? process_timeout+0x40/0x40
[  656.190379]  ? mark_held_locks+0xc7/0x130
[  656.194523]  ? _raw_spin_unlock_irq+0x27/0x80
[  656.199009]  ? _raw_spin_unlock_irq+0x27/0x80
[  656.203496]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  656.208343]  ? lockdep_hardirqs_on+0x296/0x5b0
[  656.212919]  ? trace_hardirqs_on+0xbd/0x310
[  656.217233]  ? kasan_check_read+0x11/0x20
[  656.221372]  ? __run_timers+0x7da/0xc70
[  656.225340]  ? trace_hardirqs_off_caller+0x310/0x310
[  656.230452]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  656.235290]  __run_timers+0x7e5/0xc70
[  656.239090]  ? timer_fixup_init+0x70/0x70
[  656.243243]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  656.248252]  ? zap_class+0x640/0x640
[  656.251962]  ? print_usage_bug+0xc0/0xc0
[  656.256019]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  656.261210]  ? find_held_lock+0x36/0x1c0
[  656.265269]  ? zap_class+0x640/0x640
[  656.268984]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  656.274517]  ? check_preemption_disabled+0x48/0x280
[  656.279537]  ? __lock_is_held+0xb5/0x140
[  656.283592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  656.289129]  ? check_preemption_disabled+0x48/0x280
[  656.294145]  run_timer_softirq+0x52/0xb0
[  656.298204]  ? rcu_read_lock_sched_held+0x14f/0x180
[  656.303218]  __do_softirq+0x308/0xb7e
[  656.307014]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  656.311506]  ? lock_downgrade+0x900/0x900
[  656.315654]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  656.320757]  ? pvclock_read_flags+0x160/0x160
[  656.325279]  ? lapic_next_event+0x5a/0x90
[  656.329426]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  656.335078]  ? kvm_clock_read+0x18/0x30
[  656.339056]  ? kvm_sched_clock_read+0x9/0x20
[  656.343462]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  656.348992]  ? check_preemption_disabled+0x48/0x280
[  656.354014]  irq_exit+0x17f/0x1c0
[  656.357461]  smp_apic_timer_interrupt+0x1cb/0x760
[  656.362301]  ? smp_reschedule_interrupt+0x109/0x650
[  656.367314]  ? smp_call_function_single_interrupt+0x650/0x650
[  656.373190]  ? interrupt_entry+0xb5/0xc0
[  656.377252]  ? trace_hardirqs_off_caller+0xbb/0x310
[  656.382264]  ? trace_hardirqs_off_caller+0xbb/0x310
[  656.387289]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  656.392134]  ? trace_hardirqs_on_caller+0x310/0x310
[  656.397145]  ? trace_hardirqs_on_caller+0x310/0x310
[  656.402154]  ? task_prio+0x50/0x50
[  656.405689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  656.411220]  ? check_preemption_disabled+0x48/0x280
[  656.416236]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  656.421083]  apic_timer_interrupt+0xf/0x20
[  656.425314]  </IRQ>
[  656.427549] RIP: 0010:console_unlock+0x102f/0x1190
[  656.432561] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  656.451456] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  656.459156] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  656.466417] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  656.473678] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  656.480939] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  656.488199] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  656.495485]  ? netconsole_netdev_event+0x280/0x280
[  656.500415]  ? console_unlock+0x1026/0x1190
[  656.504746]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  656.509417]  ? vprintk_emit+0x846/0x990
[  656.513389]  ? lock_release+0xa00/0xa00
[  656.517357]  ? trace_hardirqs_on+0x70/0x310
[  656.522273]  ? vprintk_default+0x28/0x30
[  656.526328]  ? trace_hardirqs_off_caller+0x310/0x310
[  656.531432]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  656.536969]  vprintk_emit+0x391/0x990
[  656.540768]  ? wake_up_klogd+0x180/0x180
[  656.544828]  ? find_held_lock+0x11/0x1c0
[  656.548896]  ? mark_held_locks+0xc7/0x130
[  656.553042]  ? _raw_spin_unlock_irq+0x27/0x80
[  656.557544]  ? _raw_spin_unlock_irq+0x27/0x80
[  656.562058]  vprintk_default+0x28/0x30
[  656.565971]  vprintk_func+0x7e/0x181
[  656.569691]  printk+0xa7/0xcf
[  656.572797]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  656.577571]  ? _raw_spin_unlock_irq+0x60/0x80
[  656.582108]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  656.587399]  dump_header+0x7cc/0xf72
[  656.591139]  ? pagefault_out_of_memory+0x197/0x197
[  656.596096]  ? __lock_acquire+0x62f/0x4c20
[  656.600348]  ? percpu_ref_get_many+0x240/0x240
[  656.604948]  ? print_usage_bug+0xc0/0xc0
[  656.609030]  ? zap_class+0x640/0x640
[  656.612754]  ? print_usage_bug+0xc0/0xc0
[  656.616824]  ? zap_class+0x640/0x640
[  656.620561]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  656.626115]  ? find_held_lock+0x36/0x1c0
[  656.630200]  ? mark_held_locks+0xc7/0x130
[  656.634364]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  656.639475]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  656.644588]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  656.649175]  ? trace_hardirqs_on+0xbd/0x310
[  656.653502]  ? kasan_check_read+0x11/0x20
[  656.657657]  ? ___ratelimit+0x3b4/0x672
[  656.661655]  ? trace_hardirqs_off_caller+0x310/0x310
[  656.666756]  ? trace_hardirqs_on+0x310/0x310
[  656.671167]  ? lock_downgrade+0x900/0x900
[  656.675546]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  656.680646]  ? ___ratelimit+0x3b9/0x672
[  656.684623]  ? idr_get_free+0xf70/0xf70
[  656.688598]  ? kasan_check_read+0x11/0x20
[  656.692745]  ? do_raw_spin_unlock+0xa7/0x330
[  656.697155]  oom_kill_process.cold.27+0x10/0x903
[  656.701909]  ? zap_class+0x640/0x640
[  656.705616]  ? _raw_spin_unlock+0x2c/0x50
[  656.709759]  ? oom_badness+0xe6/0xaa0
[  656.713552]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  656.718475]  ? kasan_check_read+0x11/0x20
[  656.722620]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  656.727893]  ? oom_evaluate_task+0x540/0x540
[  656.732297]  ? find_held_lock+0x36/0x1c0
[  656.736355]  ? out_of_memory+0x974/0x1430
[  656.740506]  ? lock_downgrade+0x900/0x900
[  656.744648]  ? check_preemption_disabled+0x48/0x280
[  656.749747]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  656.754671]  ? kasan_check_read+0x11/0x20
[  656.758822]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  656.764091]  ? rcu_softirq_qs+0x20/0x20
[  656.768071]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  656.773602]  ? oom_evaluate_task+0x302/0x540
[  656.778007]  out_of_memory+0xa84/0x1430
[  656.781982]  ? oom_killer_disable+0x3a0/0x3a0
[  656.786469]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  656.791392]  ? __ww_mutex_check_waiters+0x160/0x160
[  656.796413]  __alloc_pages_slowpath+0x2354/0x2e10
[  656.801270]  ? warn_alloc+0x120/0x120
[  656.805081]  ? mark_held_locks+0x130/0x130
[  656.809314]  ? find_get_entry+0xaae/0x1120
[  656.813549]  ? filemap_map_pages+0x1a20/0x1a20
[  656.818126]  ? zap_class+0x640/0x640
[  656.821837]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  656.827363]  ? check_preemption_disabled+0x48/0x280
[  656.832370]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  656.837901]  ? should_fail+0x22d/0xd01
[  656.841788]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  656.846888]  ? zap_class+0x640/0x640
[  656.851063]  ? __lock_is_held+0xb5/0x140
[  656.855127]  ? mark_held_locks+0x130/0x130
[  656.859363]  ? lock_release+0xa00/0xa00
[  656.863331]  ? perf_trace_sched_process_exec+0x860/0x860
[  656.868773]  ? xa_load+0x2ba/0x460
[  656.872311]  ? lock_downgrade+0x900/0x900
[  656.876458]  ? __might_sleep+0x95/0x190
[  656.880439]  __alloc_pages_nodemask+0xa80/0xde0
[  656.885110]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  656.890122]  ? __page_cache_alloc+0x191/0x5c0
[  656.894611]  ? xa_load+0x2e1/0x460
[  656.898144]  ? xa_clear_mark+0x40/0x40
[  656.902026]  ? zap_class+0x640/0x640
[  656.905749]  ? zap_class+0x640/0x640
[  656.909454]  ? zap_class+0x640/0x640
[  656.913164]  ? __do_page_cache_readahead+0x663/0x810
[  656.918268]  ? find_held_lock+0x36/0x1c0
[  656.922326]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  656.927861]  alloc_pages_current+0x173/0x350
[  656.932265]  __page_cache_alloc+0x38c/0x5c0
[  656.936591]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  656.941510]  ? kasan_check_read+0x11/0x20
[  656.945652]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  656.950928]  ? generic_perform_write+0x6a0/0x6a0
[  656.955700]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  656.961249]  ? check_preemption_disabled+0x48/0x280
[  656.966264]  filemap_fault+0x1595/0x25f0
[  656.970332]  ? __lock_page_or_retry+0xa00/0xa00
[  656.974993]  ? mark_held_locks+0x130/0x130
[  656.979225]  ? filemap_map_pages+0xd6b/0x1a20
[  656.983713]  ? lock_downgrade+0x900/0x900
[  656.987857]  ? check_preemption_disabled+0x48/0x280
[  656.992865]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  656.997785]  ? kasan_check_read+0x11/0x20
[  657.001933]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  657.007198]  ? rcu_softirq_qs+0x20/0x20
[  657.011192]  ? filemap_map_pages+0xd92/0x1a20
[  657.015692]  ? find_get_entries_tag+0x1400/0x1400
[  657.020529]  ? debug_object_destroy+0x2b0/0x2b0
[  657.025194]  ? lock_pi_update_atomic+0x150/0x150
[  657.029941]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  657.035480]  ? lock_acquire+0x1ed/0x520
[  657.039447]  ? ext4_filemap_fault+0x7a/0xad
[  657.043768]  ? lock_release+0xa00/0xa00
[  657.047737]  ? perf_trace_sched_process_exec+0x860/0x860
[  657.053196]  ? print_usage_bug+0xc0/0xc0
[  657.057250]  ? print_usage_bug+0xc0/0xc0
[  657.061313]  ? down_read+0x8d/0x120
[  657.064926]  ? ext4_filemap_fault+0x7a/0xad
[  657.069236]  ? __down_interruptible+0x700/0x700
[  657.073904]  ext4_filemap_fault+0x82/0xad
[  657.078048]  __do_fault+0x100/0x6b0
[  657.081671]  ? pmd_devmap_trans_unstable+0x220/0x220
[  657.086779]  ? mark_held_locks+0x130/0x130
[  657.091017]  ? mark_held_locks+0x130/0x130
[  657.095256]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  657.100788]  __handle_mm_fault+0x3ea0/0x5be0
[  657.105199]  ? perf_trace_lock+0x7a0/0x7a0
[  657.109444]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  657.114300]  ? zap_class+0x640/0x640
[  657.118004]  ? zap_class+0x640/0x640
[  657.121709]  ? __x64_sys_futex+0x53e/0x6a0
[  657.125942]  ? find_held_lock+0x36/0x1c0
[  657.130001]  ? handle_mm_fault+0x42a/0xc70
[  657.134237]  ? lock_downgrade+0x900/0x900
[  657.138375]  ? check_preemption_disabled+0x48/0x280
[  657.143385]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  657.148306]  ? kasan_check_read+0x11/0x20
[  657.152457]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  657.157727]  ? rcu_softirq_qs+0x20/0x20
[  657.161695]  ? trace_hardirqs_off_caller+0x310/0x310
[  657.166791]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  657.172323]  ? check_preemption_disabled+0x48/0x280
[  657.177340]  handle_mm_fault+0x54f/0xc70
[  657.181393]  ? __handle_mm_fault+0x5be0/0x5be0
[  657.185970]  ? find_vma+0x34/0x190
[  657.189508]  __do_page_fault+0x5e8/0xe60
[  657.193561]  ? trace_hardirqs_off+0xb8/0x310
[  657.197960]  ? retint_kernel+0x2d/0x2d
[  657.201847]  do_page_fault+0xf2/0x7e0
[  657.205641]  ? vmalloc_sync_all+0x30/0x30
[  657.209782]  ? error_entry+0x70/0xd0
[  657.213490]  ? trace_hardirqs_off_caller+0xbb/0x310
[  657.218500]  ? trace_hardirqs_on_caller+0xc0/0x310
[  657.223422]  ? syscall_return_slowpath+0x5e0/0x5e0
[  657.228343]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  657.233177]  ? trace_hardirqs_on_caller+0x310/0x310
[  657.238190]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  657.243641]  ? prepare_exit_to_usermode+0x291/0x3b0
[  657.248648]  ? page_fault+0x8/0x30
[  657.252183]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  657.257027]  ? page_fault+0x8/0x30
[  657.260560]  page_fault+0x1e/0x30
[  657.264006] RIP: 0033:0x45ddf3
[  657.267211] Code: Bad RIP value.
[  657.270569] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  657.275920] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  657.283178] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  657.290432] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  657.297684] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  657.304943] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  657.312218] warn_alloc_show_mem: 1 callbacks suppressed
[  657.312227] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  657.312229] Mem-Info:
[  657.312258] active_anon:48059 inactive_anon:331 isolated_anon:0
[  657.312258]  active_file:11 inactive_file:12 isolated_file:0
[  657.312258]  unevictable:0 dirty:0 writeback:0 unstable:0
[  657.312258]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  657.312258]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  657.312258]  free:13684 free_pcp:349 free_cma:0
[  657.317592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  657.324435] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  657.326818] Call Trace:
[  657.359668] 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
[  657.369018]  dump_stack+0x244/0x39d
[  657.396650] lowmem_reserve[]: 0 2818 6321 6321
[  657.399219]  ? dump_stack_print_info.cold.1+0x20/0x20
[  657.425292] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  657.428916]  warn_alloc.cold.116+0xb7/0x1bd
[  657.433460] lowmem_reserve[]: 0 0 3503 3503
[  657.438632]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  657.466095] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  657.470404]  ? lock_downgrade+0x900/0x900
[  657.474702] lowmem_reserve[]: 0 0 0 0
[  657.479530]  ? trace_hardirqs_off+0xb8/0x310
[  657.508553] 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
[  657.512692]  ? trace_hardirqs_off+0xb8/0x310
[  657.516456] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  657.520854]  __alloc_pages_slowpath+0x26e8/0x2e10
[  657.534341] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  657.538753]  ? warn_alloc+0x120/0x120
[  657.553879] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  657.558695]  ? warn_alloc+0x120/0x120
[  657.572973] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  657.576761]  ? warn_alloc+0x120/0x120
[  657.585567] 403 total pagecache pages
[  657.589352]  ? print_usage_bug+0xc0/0xc0
[  657.597902] 0 pages in swap cache
[  657.601690]  ? print_usage_bug+0xc0/0xc0
[  657.605458] Swap cache stats: add 0, delete 0, find 0/0
[  657.609500]  ? __bfs+0x321/0x780
[  657.612922] Free swap  = 0kB
[  657.616971]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  657.622305] Total swap = 0kB
[  657.625657]  ? should_fail+0x22d/0xd01
[  657.628642] 1965979 pages RAM
[  657.634163]  ? __lock_acquire+0x62f/0x4c20
[  657.637149] 0 pages HighMem/MovableOnly
[  657.641025]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  657.644100] 342853 pages reserved
[  657.648313]  ? __lock_acquire+0x62f/0x4c20
[  657.652253] 0 pages cma reserved
[  657.657337]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  657.660820] aoe: skb alloc failure
[  657.664988]  ? __lock_acquire+0x62f/0x4c20
[  657.665002]  ? should_fail+0x22d/0xd01
[  657.665026]  ? mark_held_locks+0x130/0x130
[  657.668384] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  657.673445]  ? mark_held_locks+0x130/0x130
[  657.676952] syz-fuzzer cpuset=/ mems_allowed=0
[  657.681394]  ? lock_downgrade+0x900/0x900
[  657.712574]  ? zap_class+0x640/0x640
[  657.716281]  ? print_usage_bug+0xc0/0xc0
[  657.720351]  ? trace_hardirqs_off+0xb8/0x310
[  657.724751]  ? kasan_check_read+0x11/0x20
[  657.728889]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  657.734423]  ? check_preemption_disabled+0x48/0x280
[  657.739437]  ? __lock_is_held+0xb5/0x140
[  657.743492]  __alloc_pages_nodemask+0xa80/0xde0
[  657.748148]  ? zap_class+0x640/0x640
[  657.751867]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  657.756897]  ? find_held_lock+0x36/0x1c0
[  657.760957]  ? ____cache_alloc_node+0x1c7/0x1e0
[  657.765624]  ? lock_downgrade+0x900/0x900
[  657.769771]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  657.775319]  cache_grow_begin+0xa5/0x8c0
[  657.779371]  ? do_raw_spin_unlock+0xa7/0x330
[  657.783775]  fallback_alloc+0x204/0x2e0
[  657.787745]  ____cache_alloc_node+0x1c7/0x1e0
[  657.792244]  kmem_cache_alloc_node+0xe3/0x730
[  657.796731]  ? ipv6_get_ifaddr+0x42e/0x620
[  657.800967]  __alloc_skb+0x119/0x770
[  657.804667]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  657.809937]  ? netdev_alloc_frag+0x1f0/0x1f0
[  657.814333]  ? lock_downgrade+0x900/0x900
[  657.818489]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  657.824012]  ? refcount_sub_and_test_checked+0x203/0x310
[  657.829457]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  657.834896]  ? addrconf_rs_timer+0x690/0x690
[  657.839311]  ndisc_alloc_skb+0x144/0x340
[  657.843366]  ndisc_send_rs+0x331/0x6e0
[  657.847252]  addrconf_rs_timer+0x314/0x690
[  657.851647]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  657.855893]  call_timer_fn+0x272/0x920
[  657.859771]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  657.863994]  ? process_timeout+0x40/0x40
[  657.868065]  ? __run_timers+0x7da/0xc70
[  657.872034]  ? _raw_spin_unlock_irq+0x27/0x80
[  657.876520]  ? _raw_spin_unlock_irq+0x27/0x80
[  657.880998]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  657.885225]  ? lockdep_hardirqs_on+0x296/0x5b0
[  657.889804]  ? trace_hardirqs_on+0xbd/0x310
[  657.894120]  ? kasan_check_read+0x11/0x20
[  657.898257]  ? __run_timers+0x7da/0xc70
[  657.902228]  ? trace_hardirqs_off_caller+0x310/0x310
[  657.907326]  ? __queue_work+0x1440/0x1440
[  657.911469]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  657.915689]  __run_timers+0x7e5/0xc70
[  657.919494]  ? timer_fixup_init+0x70/0x70
[  657.923631]  ? _raw_spin_unlock_irq+0x27/0x80
[  657.928117]  ? _raw_spin_unlock_irq+0x27/0x80
[  657.932607]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  657.937182]  ? trace_hardirqs_on+0xbd/0x310
[  657.941496]  ? kasan_check_read+0x11/0x20
[  657.945636]  ? finish_task_switch+0x1f4/0x910
[  657.950127]  ? trace_hardirqs_off_caller+0x310/0x310
[  657.955227]  ? compat_start_thread+0x80/0x80
[  657.959646]  ? pvclock_read_flags+0x160/0x160
[  657.964130]  ? __switch_to_asm+0x34/0x70
[  657.968187]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  657.973721]  ? check_preemption_disabled+0x48/0x280
[  657.978732]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  657.984260]  ? rcu_pm_notify+0xc0/0xc0
[  657.988137]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  657.993666]  ? check_preemption_disabled+0x48/0x280
[  657.998677]  run_timer_softirq+0x52/0xb0
[  658.002736]  ? rcu_read_lock_sched_held+0x14f/0x180
[  658.007740]  __do_softirq+0x308/0xb7e
[  658.011549]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  658.016664]  ? schedule+0x108/0x460
[  658.020313]  ? trace_hardirqs_off+0xb8/0x310
[  658.024713]  ? smpboot_thread_fn+0x68b/0xa00
[  658.029116]  ? trace_hardirqs_on+0x310/0x310
[  658.033517]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  658.039048]  ? check_preemption_disabled+0x48/0x280
[  658.044056]  ? takeover_tasklets+0xa90/0xa90
[  658.048457]  run_ksoftirqd+0x5e/0x100
[  658.052250]  smpboot_thread_fn+0x68b/0xa00
[  658.056483]  ? sort_range+0x30/0x30
[  658.060102]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  658.065207]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  658.070738]  ? __kthread_parkme+0xfb/0x1a0
[  658.074970]  ? sort_range+0x30/0x30
[  658.078588]  kthread+0x35a/0x440
[  658.081959]  ? kthread_stop+0x900/0x900
[  658.086017]  ret_from_fork+0x3a/0x50
[  658.089761] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  658.089829] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  658.096772] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  658.096777] Call Trace:
[  658.096783]  <IRQ>
[  658.096800]  dump_stack+0x244/0x39d
[  658.096818]  ? dump_stack_print_info.cold.1+0x20/0x20
[  658.103355] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  658.112630]  warn_alloc.cold.116+0xb7/0x1bd
[  658.115178] ksoftirqd/0 cpuset=/ mems_allowed=0
[  658.117314]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  658.150140]  ? lock_downgrade+0x900/0x900
[  658.154314]  ? trace_hardirqs_off+0xb8/0x310
[  658.158717]  ? trace_hardirqs_off+0xb8/0x310
[  658.163125]  __alloc_pages_slowpath+0x26e8/0x2e10
[  658.167988]  ? warn_alloc+0x120/0x120
[  658.171790]  ? warn_alloc+0x120/0x120
[  658.175582]  ? __lock_acquire+0x62f/0x4c20
[  658.179808]  ? warn_alloc+0x120/0x120
[  658.183620]  ? print_usage_bug+0xc0/0xc0
[  658.187682]  ? print_usage_bug+0xc0/0xc0
[  658.191761]  ? mark_held_locks+0x130/0x130
[  658.195991]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  658.201539]  ? should_fail+0x22d/0xd01
[  658.205418]  ? zap_class+0x640/0x640
[  658.209128]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  658.214222]  ? __lock_acquire+0x62f/0x4c20
[  658.218448]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  658.223542]  ? should_fail+0x22d/0xd01
[  658.227430]  ? mark_held_locks+0x130/0x130
[  658.231662]  ? mark_held_locks+0x130/0x130
[  658.235889]  ? lock_downgrade+0x900/0x900
[  658.240031]  ? zap_class+0x640/0x640
[  658.243748]  ? zap_class+0x640/0x640
[  658.247459]  ? zap_class+0x640/0x640
[  658.251166]  ? do_raw_spin_unlock+0xa7/0x330
[  658.255567]  ? trace_hardirqs_on+0x310/0x310
[  658.259969]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  658.265494]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  658.271032]  ? check_preemption_disabled+0x48/0x280
[  658.276048]  ? __lock_is_held+0xb5/0x140
[  658.280116]  __alloc_pages_nodemask+0xa80/0xde0
[  658.284777]  ? zap_class+0x640/0x640
[  658.288491]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  658.293504]  ? find_held_lock+0x36/0x1c0
[  658.297561]  ? ____cache_alloc_node+0x1c7/0x1e0
[  658.302227]  ? lock_downgrade+0x900/0x900
[  658.306375]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  658.311908]  cache_grow_begin+0xa5/0x8c0
[  658.315983]  ? do_raw_spin_unlock+0xa7/0x330
[  658.320394]  fallback_alloc+0x204/0x2e0
[  658.324366]  ____cache_alloc_node+0x1c7/0x1e0
[  658.328860]  kmem_cache_alloc_node+0xe3/0x730
[  658.333345]  ? lockdep_hardirqs_on+0x296/0x5b0
[  658.337927]  __alloc_skb+0x119/0x770
[  658.341639]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  658.347002]  ? netdev_alloc_frag+0x1f0/0x1f0
[  658.351409]  ? vprintk_default+0x28/0x30
[  658.355461]  ? vprintk_func+0x85/0x181
[  658.359343]  ? printk+0xa7/0xcf
[  658.362615]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  658.367369]  new_skb+0x26/0x1c0
[  658.370646]  aoecmd_cfg+0x279/0x7f0
[  658.374764]  ? find_held_lock+0x36/0x1c0
[  658.378819]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  658.383140]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  658.388681]  ? __lock_is_held+0xb5/0x140
[  658.392752]  discover_timer+0x50/0x60
[  658.396544]  call_timer_fn+0x272/0x920
[  658.400425]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  658.405258]  ? process_timeout+0x40/0x40
[  658.409342]  ? mark_held_locks+0xc7/0x130
[  658.413484]  ? _raw_spin_unlock_irq+0x27/0x80
[  658.417970]  ? _raw_spin_unlock_irq+0x27/0x80
[  658.422454]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  658.427302]  ? lockdep_hardirqs_on+0x296/0x5b0
[  658.431985]  ? trace_hardirqs_on+0xbd/0x310
[  658.436308]  ? kasan_check_read+0x11/0x20
[  658.440446]  ? __run_timers+0x7da/0xc70
[  658.444410]  ? trace_hardirqs_off_caller+0x310/0x310
[  658.449515]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  658.454345]  __run_timers+0x7e5/0xc70
[  658.458148]  ? timer_fixup_init+0x70/0x70
[  658.462292]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  658.467307]  ? zap_class+0x640/0x640
[  658.471018]  ? print_usage_bug+0xc0/0xc0
[  658.475085]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  658.480277]  ? find_held_lock+0x36/0x1c0
[  658.484331]  ? zap_class+0x640/0x640
[  658.488041]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  658.493570]  ? check_preemption_disabled+0x48/0x280
[  658.498591]  ? __lock_is_held+0xb5/0x140
[  658.502648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  658.508182]  ? check_preemption_disabled+0x48/0x280
[  658.513195]  run_timer_softirq+0x52/0xb0
[  658.517242]  ? rcu_read_lock_sched_held+0x14f/0x180
[  658.522252]  __do_softirq+0x308/0xb7e
[  658.526047]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  658.530533]  ? lock_downgrade+0x900/0x900
[  658.534693]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  658.539798]  ? pvclock_read_flags+0x160/0x160
[  658.544284]  ? lapic_next_event+0x5a/0x90
[  658.548423]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  658.553957]  ? kvm_clock_read+0x18/0x30
[  658.557924]  ? kvm_sched_clock_read+0x9/0x20
[  658.562324]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  658.567852]  ? check_preemption_disabled+0x48/0x280
[  658.572880]  irq_exit+0x17f/0x1c0
[  658.576338]  smp_apic_timer_interrupt+0x1cb/0x760
[  658.581171]  ? smp_reschedule_interrupt+0x109/0x650
[  658.586185]  ? smp_call_function_single_interrupt+0x650/0x650
[  658.592060]  ? interrupt_entry+0xb5/0xc0
[  658.596117]  ? trace_hardirqs_off_caller+0xbb/0x310
[  658.601124]  ? trace_hardirqs_off_caller+0xbb/0x310
[  658.606132]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  658.610967]  ? trace_hardirqs_on_caller+0x310/0x310
[  658.615978]  ? trace_hardirqs_on_caller+0x310/0x310
[  658.620985]  ? task_prio+0x50/0x50
[  658.624531]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  658.630063]  ? check_preemption_disabled+0x48/0x280
[  658.635077]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  658.639921]  apic_timer_interrupt+0xf/0x20
[  658.644141]  </IRQ>
[  658.646376] RIP: 0010:console_unlock+0x102f/0x1190
[  658.651299] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  658.670192] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  658.677898] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  658.685159] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  658.692416] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  658.699673] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  658.706937] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  658.714214]  ? netconsole_netdev_event+0x280/0x280
[  658.719139]  ? console_unlock+0x1026/0x1190
[  658.723471]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  658.728131]  ? vprintk_emit+0x846/0x990
[  658.732111]  ? lock_release+0xa00/0xa00
[  658.736081]  ? trace_hardirqs_on+0x70/0x310
[  658.740395]  ? vprintk_default+0x28/0x30
[  658.744447]  ? trace_hardirqs_off_caller+0x310/0x310
[  658.749546]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  658.755080]  vprintk_emit+0x391/0x990
[  658.758887]  ? wake_up_klogd+0x180/0x180
[  658.762942]  ? find_held_lock+0x11/0x1c0
[  658.767003]  ? mark_held_locks+0xc7/0x130
[  658.771148]  ? _raw_spin_unlock_irq+0x27/0x80
[  658.775639]  ? _raw_spin_unlock_irq+0x27/0x80
[  658.780131]  vprintk_default+0x28/0x30
[  658.784011]  vprintk_func+0x7e/0x181
[  658.787717]  printk+0xa7/0xcf
[  658.790810]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  658.795554]  ? _raw_spin_unlock_irq+0x60/0x80
[  658.800045]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  658.805316]  dump_header+0x7cc/0xf72
[  658.809027]  ? pagefault_out_of_memory+0x197/0x197
[  658.813949]  ? __lock_acquire+0x62f/0x4c20
[  658.818177]  ? percpu_ref_get_many+0x240/0x240
[  658.822752]  ? print_usage_bug+0xc0/0xc0
[  658.826804]  ? zap_class+0x640/0x640
[  658.830510]  ? print_usage_bug+0xc0/0xc0
[  658.834564]  ? zap_class+0x640/0x640
[  658.838269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  658.843800]  ? find_held_lock+0x36/0x1c0
[  658.847860]  ? mark_held_locks+0xc7/0x130
[  658.852012]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  658.857109]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  658.862208]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  658.866781]  ? trace_hardirqs_on+0xbd/0x310
[  658.871094]  ? kasan_check_read+0x11/0x20
[  658.875231]  ? ___ratelimit+0x3b4/0x672
[  658.879201]  ? trace_hardirqs_off_caller+0x310/0x310
[  658.884295]  ? trace_hardirqs_on+0x310/0x310
[  658.888696]  ? lock_downgrade+0x900/0x900
[  658.892836]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  658.897930]  ? ___ratelimit+0x3b9/0x672
[  658.901900]  ? idr_get_free+0xf70/0xf70
[  658.905873]  ? kasan_check_read+0x11/0x20
[  658.910012]  ? do_raw_spin_unlock+0xa7/0x330
[  658.914419]  oom_kill_process.cold.27+0x10/0x903
[  658.919169]  ? zap_class+0x640/0x640
[  658.922890]  ? _raw_spin_unlock+0x2c/0x50
[  658.927030]  ? oom_badness+0xe6/0xaa0
[  658.930828]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  658.935757]  ? kasan_check_read+0x11/0x20
[  658.939900]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  658.945173]  ? oom_evaluate_task+0x540/0x540
[  658.949577]  ? find_held_lock+0x36/0x1c0
[  658.953641]  ? out_of_memory+0x974/0x1430
[  658.957786]  ? lock_downgrade+0x900/0x900
[  658.961927]  ? check_preemption_disabled+0x48/0x280
[  658.966932]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  658.971857]  ? kasan_check_read+0x11/0x20
[  658.975997]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  658.981264]  ? rcu_softirq_qs+0x20/0x20
[  658.985233]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  658.990762]  ? oom_evaluate_task+0x302/0x540
[  658.995164]  out_of_memory+0xa84/0x1430
[  658.999140]  ? oom_killer_disable+0x3a0/0x3a0
[  659.003633]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  659.008562]  ? __ww_mutex_check_waiters+0x160/0x160
[  659.013577]  __alloc_pages_slowpath+0x2354/0x2e10
[  659.018431]  ? warn_alloc+0x120/0x120
[  659.022219]  ? mark_held_locks+0x130/0x130
[  659.026451]  ? find_get_entry+0xaae/0x1120
[  659.030684]  ? filemap_map_pages+0x1a20/0x1a20
[  659.035266]  ? zap_class+0x640/0x640
[  659.038992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  659.044521]  ? check_preemption_disabled+0x48/0x280
[  659.049532]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  659.055064]  ? should_fail+0x22d/0xd01
[  659.058950]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  659.064044]  ? zap_class+0x640/0x640
[  659.067775]  ? __lock_is_held+0xb5/0x140
[  659.071838]  ? mark_held_locks+0x130/0x130
[  659.076076]  ? lock_release+0xa00/0xa00
[  659.080041]  ? perf_trace_sched_process_exec+0x860/0x860
[  659.085481]  ? xa_load+0x2ba/0x460
[  659.089033]  ? lock_downgrade+0x900/0x900
[  659.093179]  ? __might_sleep+0x95/0x190
[  659.097151]  __alloc_pages_nodemask+0xa80/0xde0
[  659.101821]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  659.106853]  ? __page_cache_alloc+0x191/0x5c0
[  659.111353]  ? xa_load+0x2e1/0x460
[  659.114887]  ? xa_clear_mark+0x40/0x40
[  659.118770]  ? zap_class+0x640/0x640
[  659.122482]  ? zap_class+0x640/0x640
[  659.126188]  ? zap_class+0x640/0x640
[  659.129895]  ? __do_page_cache_readahead+0x663/0x810
[  659.134993]  ? find_held_lock+0x36/0x1c0
[  659.139046]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  659.144575]  alloc_pages_current+0x173/0x350
[  659.148980]  __page_cache_alloc+0x38c/0x5c0
[  659.153292]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  659.158210]  ? kasan_check_read+0x11/0x20
[  659.162347]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  659.167621]  ? generic_perform_write+0x6a0/0x6a0
[  659.172372]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  659.177901]  ? check_preemption_disabled+0x48/0x280
[  659.182917]  filemap_fault+0x1595/0x25f0
[  659.186981]  ? __lock_page_or_retry+0xa00/0xa00
[  659.191645]  ? mark_held_locks+0x130/0x130
[  659.195884]  ? filemap_map_pages+0xd6b/0x1a20
[  659.200372]  ? lock_downgrade+0x900/0x900
[  659.204511]  ? check_preemption_disabled+0x48/0x280
[  659.209523]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  659.214440]  ? kasan_check_read+0x11/0x20
[  659.218579]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  659.223853]  ? rcu_softirq_qs+0x20/0x20
[  659.227837]  ? filemap_map_pages+0xd92/0x1a20
[  659.232340]  ? find_get_entries_tag+0x1400/0x1400
[  659.237179]  ? debug_object_destroy+0x2b0/0x2b0
[  659.241850]  ? lock_pi_update_atomic+0x150/0x150
[  659.246601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  659.252139]  ? lock_acquire+0x1ed/0x520
[  659.256106]  ? ext4_filemap_fault+0x7a/0xad
[  659.260437]  ? lock_release+0xa00/0xa00
[  659.264404]  ? perf_trace_sched_process_exec+0x860/0x860
[  659.269932]  ? print_usage_bug+0xc0/0xc0
[  659.273987]  ? print_usage_bug+0xc0/0xc0
[  659.278052]  ? down_read+0x8d/0x120
[  659.281667]  ? ext4_filemap_fault+0x7a/0xad
[  659.285984]  ? __down_interruptible+0x700/0x700
[  659.290647]  ext4_filemap_fault+0x82/0xad
[  659.294891]  __do_fault+0x100/0x6b0
[  659.298518]  ? pmd_devmap_trans_unstable+0x220/0x220
[  659.303616]  ? mark_held_locks+0x130/0x130
[  659.307851]  ? mark_held_locks+0x130/0x130
[  659.312092]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  659.317630]  __handle_mm_fault+0x3ea0/0x5be0
[  659.322028]  ? perf_trace_lock+0x7a0/0x7a0
[  659.326259]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  659.331114]  ? zap_class+0x640/0x640
[  659.334825]  ? zap_class+0x640/0x640
[  659.338531]  ? __x64_sys_futex+0x53e/0x6a0
[  659.342764]  ? find_held_lock+0x36/0x1c0
[  659.346830]  ? handle_mm_fault+0x42a/0xc70
[  659.351059]  ? lock_downgrade+0x900/0x900
[  659.355198]  ? check_preemption_disabled+0x48/0x280
[  659.360208]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  659.365124]  ? kasan_check_read+0x11/0x20
[  659.369260]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  659.374530]  ? rcu_softirq_qs+0x20/0x20
[  659.378493]  ? trace_hardirqs_off_caller+0x310/0x310
[  659.383588]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  659.389117]  ? check_preemption_disabled+0x48/0x280
[  659.394127]  handle_mm_fault+0x54f/0xc70
[  659.398177]  ? __handle_mm_fault+0x5be0/0x5be0
[  659.402751]  ? find_vma+0x34/0x190
[  659.406289]  __do_page_fault+0x5e8/0xe60
[  659.410345]  ? trace_hardirqs_off+0xb8/0x310
[  659.414746]  ? retint_kernel+0x2d/0x2d
[  659.418636]  do_page_fault+0xf2/0x7e0
[  659.422428]  ? vmalloc_sync_all+0x30/0x30
[  659.426567]  ? error_entry+0x70/0xd0
[  659.430278]  ? trace_hardirqs_off_caller+0xbb/0x310
[  659.435284]  ? trace_hardirqs_on_caller+0xc0/0x310
[  659.440206]  ? syscall_return_slowpath+0x5e0/0x5e0
[  659.445124]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  659.449961]  ? trace_hardirqs_on_caller+0x310/0x310
[  659.454966]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  659.460404]  ? prepare_exit_to_usermode+0x291/0x3b0
[  659.465404]  ? page_fault+0x8/0x30
[  659.468976]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  659.473821]  ? page_fault+0x8/0x30
[  659.477356]  page_fault+0x1e/0x30
[  659.480800] RIP: 0033:0x45ddf3
[  659.484007] Code: Bad RIP value.
[  659.487364] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  659.492731] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  659.499993] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  659.507248] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  659.514507] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  659.521771] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  659.529049] warn_alloc_show_mem: 1 callbacks suppressed
[  659.529057] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  659.529059] Mem-Info:
[  659.529091] active_anon:48059 inactive_anon:331 isolated_anon:0
[  659.529091]  active_file:11 inactive_file:12 isolated_file:0
[  659.529091]  unevictable:0 dirty:0 writeback:0 unstable:0
[  659.529091]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  659.529091]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  659.529091]  free:13684 free_pcp:349 free_cma:0
[  659.534416] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  659.541252] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  659.543639] Call Trace:
[  659.576490] 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
[  659.585834]  dump_stack+0x244/0x39d
[  659.613468] lowmem_reserve[]: 0 2818 6321 6321
[  659.616066]  ? dump_stack_print_info.cold.1+0x20/0x20
[  659.642147] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  659.645762]  warn_alloc.cold.116+0xb7/0x1bd
[  659.650301] lowmem_reserve[]: 0 0 3503 3503
[  659.655474]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  659.683389] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  659.687734]  ? lock_downgrade+0x900/0x900
[  659.692005] lowmem_reserve[]: 0 0 0 0
[  659.696846]  ? trace_hardirqs_off+0xb8/0x310
[  659.725958] 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
[  659.730097]  ? trace_hardirqs_off+0xb8/0x310
[  659.733866] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  659.738285]  __alloc_pages_slowpath+0x26e8/0x2e10
[  659.751771] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  659.756216]  ? warn_alloc+0x120/0x120
[  659.771336] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  659.776160]  ? print_usage_bug+0xc0/0xc0
[  659.790443] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  659.794242]  ? warn_alloc+0x120/0x120
[  659.803049] 403 total pagecache pages
[  659.803074] 0 pages in swap cache
[  659.807111]  ? warn_alloc+0x120/0x120
[  659.815657] Swap cache stats: add 0, delete 0, find 0/0
[  659.819441]  ? print_usage_bug+0xc0/0xc0
[  659.823209] Free swap  = 0kB
[  659.826657]  ? print_usage_bug+0xc0/0xc0
[  659.830423] Total swap = 0kB
[  659.835767]  ? __lock_acquire+0x62f/0x4c20
[  659.839803] 1965979 pages RAM
[  659.842805]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  659.846828] 0 pages HighMem/MovableOnly
[  659.850043]  ? should_fail+0x22d/0xd01
[  659.854243] 342853 pages reserved
[  659.854250] 0 pages cma reserved
[  659.857340]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  659.862893] aoe: skb alloc failure
[  659.866807]  ? __lock_acquire+0x62f/0x4c20
[  659.870687] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  659.874101]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  659.877434] syz-fuzzer cpuset=/ mems_allowed=0
[  659.882515]  ? __lock_acquire+0x62f/0x4c20
[  659.882529]  ? should_fail+0x22d/0xd01
[  659.918194]  ? find_held_lock+0x36/0x1c0
[  659.922254]  ? mark_held_locks+0x130/0x130
[  659.926485]  ? mark_held_locks+0x130/0x130
[  659.930711]  ? zap_class+0x640/0x640
[  659.934419]  ? mark_held_locks+0xc7/0x130
[  659.938553]  ? do_raw_spin_unlock+0xa7/0x330
[  659.942948]  ? zap_class+0x640/0x640
[  659.946652]  ? print_usage_bug+0xc0/0xc0
[  659.950713]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  659.956240]  ? check_preemption_disabled+0x48/0x280
[  659.961258]  ? __lock_is_held+0xb5/0x140
[  659.965315]  __alloc_pages_nodemask+0xa80/0xde0
[  659.969979]  ? zap_class+0x640/0x640
[  659.973685]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  659.978720]  ? find_held_lock+0x36/0x1c0
[  659.982787]  ? ____cache_alloc_node+0x1c7/0x1e0
[  659.987445]  ? lock_downgrade+0x900/0x900
[  659.991588]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  659.997120]  cache_grow_begin+0xa5/0x8c0
[  660.001183]  ? do_raw_spin_unlock+0xa7/0x330
[  660.005595]  fallback_alloc+0x204/0x2e0
[  660.009562]  ____cache_alloc_node+0x1c7/0x1e0
[  660.014047]  kmem_cache_alloc_node+0xe3/0x730
[  660.018529]  ? ipv6_get_ifaddr+0x42e/0x620
[  660.022765]  __alloc_skb+0x119/0x770
[  660.026468]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  660.031736]  ? netdev_alloc_frag+0x1f0/0x1f0
[  660.036158]  ? lock_downgrade+0x900/0x900
[  660.040297]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  660.045820]  ? refcount_sub_and_test_checked+0x203/0x310
[  660.051262]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  660.056697]  ? addrconf_rs_timer+0x690/0x690
[  660.061105]  ndisc_alloc_skb+0x144/0x340
[  660.065178]  ndisc_send_rs+0x331/0x6e0
[  660.069059]  addrconf_rs_timer+0x314/0x690
[  660.073289]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  660.077520]  call_timer_fn+0x272/0x920
[  660.081398]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  660.085619]  ? process_timeout+0x40/0x40
[  660.089673]  ? __run_timers+0x7da/0xc70
[  660.093639]  ? _raw_spin_unlock_irq+0x27/0x80
[  660.098126]  ? _raw_spin_unlock_irq+0x27/0x80
[  660.102607]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  660.106852]  ? lockdep_hardirqs_on+0x296/0x5b0
[  660.111425]  ? trace_hardirqs_on+0xbd/0x310
[  660.115729]  ? kasan_check_read+0x11/0x20
[  660.119893]  ? __run_timers+0x7da/0xc70
[  660.123863]  ? trace_hardirqs_off_caller+0x310/0x310
[  660.128958]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  660.133185]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  660.137409]  __run_timers+0x7e5/0xc70
[  660.141207]  ? timer_fixup_init+0x70/0x70
[  660.145346]  ? _raw_spin_unlock_irq+0x27/0x80
[  660.149828]  ? _raw_spin_unlock_irq+0x27/0x80
[  660.154315]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  660.158885]  ? trace_hardirqs_on+0xbd/0x310
[  660.163221]  ? kasan_check_read+0x11/0x20
[  660.167359]  ? finish_task_switch+0x1f4/0x910
[  660.171843]  ? trace_hardirqs_off_caller+0x310/0x310
[  660.176936]  ? compat_start_thread+0x80/0x80
[  660.181355]  ? pvclock_read_flags+0x160/0x160
[  660.185842]  ? __switch_to_asm+0x34/0x70
[  660.189893]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  660.195420]  ? check_preemption_disabled+0x48/0x280
[  660.200434]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  660.205966]  ? rcu_pm_notify+0xc0/0xc0
[  660.209848]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  660.215376]  ? check_preemption_disabled+0x48/0x280
[  660.220404]  run_timer_softirq+0x52/0xb0
[  660.224456]  ? rcu_read_lock_sched_held+0x14f/0x180
[  660.229465]  __do_softirq+0x308/0xb7e
[  660.233265]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  660.238365]  ? schedule+0x108/0x460
[  660.241991]  ? trace_hardirqs_off+0xb8/0x310
[  660.246394]  ? smpboot_thread_fn+0x68b/0xa00
[  660.250790]  ? trace_hardirqs_on+0x310/0x310
[  660.255188]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  660.260716]  ? check_preemption_disabled+0x48/0x280
[  660.265728]  ? takeover_tasklets+0xa90/0xa90
[  660.270141]  run_ksoftirqd+0x5e/0x100
[  660.273932]  smpboot_thread_fn+0x68b/0xa00
[  660.278163]  ? sort_range+0x30/0x30
[  660.281784]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  660.286881]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  660.292412]  ? __kthread_parkme+0xfb/0x1a0
[  660.296639]  ? sort_range+0x30/0x30
[  660.300255]  kthread+0x35a/0x440
[  660.303614]  ? kthread_stop+0x900/0x900
[  660.307581]  ret_from_fork+0x3a/0x50
[  660.311302] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  660.311382] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  660.318306] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  660.318311] Call Trace:
[  660.318317]  <IRQ>
[  660.318332]  dump_stack+0x244/0x39d
[  660.318351]  ? dump_stack_print_info.cold.1+0x20/0x20
[  660.324877] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  660.334162]  warn_alloc.cold.116+0xb7/0x1bd
[  660.336712] ksoftirqd/0 cpuset=/ mems_allowed=0
[  660.338861]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  660.371696]  ? lock_downgrade+0x900/0x900
[  660.375848]  ? trace_hardirqs_off+0xb8/0x310
[  660.380254]  ? trace_hardirqs_off+0xb8/0x310
[  660.384661]  __alloc_pages_slowpath+0x26e8/0x2e10
[  660.389526]  ? warn_alloc+0x120/0x120
[  660.393325]  ? warn_alloc+0x120/0x120
[  660.397120]  ? __lock_acquire+0x62f/0x4c20
[  660.401351]  ? warn_alloc+0x120/0x120
[  660.405146]  ? print_usage_bug+0xc0/0xc0
[  660.409198]  ? print_usage_bug+0xc0/0xc0
[  660.413268]  ? mark_held_locks+0x130/0x130
[  660.417500]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  660.423028]  ? should_fail+0x22d/0xd01
[  660.426905]  ? zap_class+0x640/0x640
[  660.430629]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  660.435752]  ? __lock_acquire+0x62f/0x4c20
[  660.439979]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  660.445069]  ? should_fail+0x22d/0xd01
[  660.448970]  ? mark_held_locks+0x130/0x130
[  660.453195]  ? mark_held_locks+0x130/0x130
[  660.457415]  ? lock_downgrade+0x900/0x900
[  660.461553]  ? zap_class+0x640/0x640
[  660.465254]  ? zap_class+0x640/0x640
[  660.468955]  ? zap_class+0x640/0x640
[  660.472655]  ? do_raw_spin_unlock+0xa7/0x330
[  660.477053]  ? trace_hardirqs_on+0x310/0x310
[  660.481450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  660.486981]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  660.492509]  ? check_preemption_disabled+0x48/0x280
[  660.497526]  ? __lock_is_held+0xb5/0x140
[  660.501585]  __alloc_pages_nodemask+0xa80/0xde0
[  660.506247]  ? zap_class+0x640/0x640
[  660.509957]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  660.514970]  ? find_held_lock+0x36/0x1c0
[  660.519026]  ? ____cache_alloc_node+0x1c7/0x1e0
[  660.523683]  ? lock_downgrade+0x900/0x900
[  660.527832]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  660.533360]  cache_grow_begin+0xa5/0x8c0
[  660.537407]  ? do_raw_spin_unlock+0xa7/0x330
[  660.541814]  fallback_alloc+0x204/0x2e0
[  660.545788]  ____cache_alloc_node+0x1c7/0x1e0
[  660.550278]  kmem_cache_alloc_node+0xe3/0x730
[  660.554766]  ? lockdep_hardirqs_on+0x296/0x5b0
[  660.559340]  __alloc_skb+0x119/0x770
[  660.563041]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  660.568394]  ? netdev_alloc_frag+0x1f0/0x1f0
[  660.572827]  ? vprintk_default+0x28/0x30
[  660.576879]  ? vprintk_func+0x85/0x181
[  660.580758]  ? printk+0xa7/0xcf
[  660.584028]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  660.588795]  new_skb+0x26/0x1c0
[  660.592083]  aoecmd_cfg+0x279/0x7f0
[  660.595710]  ? find_held_lock+0x36/0x1c0
[  660.599784]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  660.604098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  660.609650]  ? __lock_is_held+0xb5/0x140
[  660.613719]  discover_timer+0x50/0x60
[  660.617514]  call_timer_fn+0x272/0x920
[  660.621393]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  660.626224]  ? process_timeout+0x40/0x40
[  660.630279]  ? mark_held_locks+0xc7/0x130
[  660.634419]  ? _raw_spin_unlock_irq+0x27/0x80
[  660.639011]  ? _raw_spin_unlock_irq+0x27/0x80
[  660.643506]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  660.648340]  ? lockdep_hardirqs_on+0x296/0x5b0
[  660.652915]  ? trace_hardirqs_on+0xbd/0x310
[  660.657226]  ? kasan_check_read+0x11/0x20
[  660.661366]  ? __run_timers+0x7da/0xc70
[  660.665331]  ? trace_hardirqs_off_caller+0x310/0x310
[  660.670431]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  660.675263]  __run_timers+0x7e5/0xc70
[  660.679060]  ? timer_fixup_init+0x70/0x70
[  660.683199]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  660.688203]  ? zap_class+0x640/0x640
[  660.691924]  ? print_usage_bug+0xc0/0xc0
[  660.695975]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  660.701158]  ? find_held_lock+0x36/0x1c0
[  660.705213]  ? zap_class+0x640/0x640
[  660.708917]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  660.714446]  ? check_preemption_disabled+0x48/0x280
[  660.719465]  ? __lock_is_held+0xb5/0x140
[  660.723513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  660.729039]  ? check_preemption_disabled+0x48/0x280
[  660.734063]  run_timer_softirq+0x52/0xb0
[  660.738118]  ? rcu_read_lock_sched_held+0x14f/0x180
[  660.743139]  __do_softirq+0x308/0xb7e
[  660.746931]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  660.751418]  ? lock_downgrade+0x900/0x900
[  660.755563]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  660.760662]  ? pvclock_read_flags+0x160/0x160
[  660.765153]  ? lapic_next_event+0x5a/0x90
[  660.769286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  660.774814]  ? kvm_clock_read+0x18/0x30
[  660.778771]  ? kvm_sched_clock_read+0x9/0x20
[  660.783169]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  660.788701]  ? check_preemption_disabled+0x48/0x280
[  660.793734]  irq_exit+0x17f/0x1c0
[  660.797178]  smp_apic_timer_interrupt+0x1cb/0x760
[  660.802009]  ? smp_reschedule_interrupt+0x109/0x650
[  660.807028]  ? smp_call_function_single_interrupt+0x650/0x650
[  660.812897]  ? interrupt_entry+0xb5/0xc0
[  660.816961]  ? trace_hardirqs_off_caller+0xbb/0x310
[  660.821963]  ? trace_hardirqs_off_caller+0xbb/0x310
[  660.826964]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  660.831798]  ? trace_hardirqs_on_caller+0x310/0x310
[  660.836804]  ? trace_hardirqs_on_caller+0x310/0x310
[  660.841811]  ? task_prio+0x50/0x50
[  660.845339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  660.850863]  ? check_preemption_disabled+0x48/0x280
[  660.855871]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  660.860711]  apic_timer_interrupt+0xf/0x20
[  660.864930]  </IRQ>
[  660.867160] RIP: 0010:console_unlock+0x102f/0x1190
[  660.872079] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  660.890966] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  660.898661] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  660.905923] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  660.913183] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  660.920449] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  660.927708] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  660.934974]  ? netconsole_netdev_event+0x280/0x280
[  660.939895]  ? console_unlock+0x1026/0x1190
[  660.944222]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  660.948880]  ? vprintk_emit+0x846/0x990
[  660.952846]  ? lock_release+0xa00/0xa00
[  660.956825]  ? trace_hardirqs_on+0x70/0x310
[  660.961144]  ? vprintk_default+0x28/0x30
[  660.965194]  ? trace_hardirqs_off_caller+0x310/0x310
[  660.970288]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  660.975821]  vprintk_emit+0x391/0x990
[  660.979612]  ? wake_up_klogd+0x180/0x180
[  660.983664]  ? find_held_lock+0x11/0x1c0
[  660.987726]  ? mark_held_locks+0xc7/0x130
[  660.991859]  ? _raw_spin_unlock_irq+0x27/0x80
[  660.996355]  ? _raw_spin_unlock_irq+0x27/0x80
[  661.000855]  vprintk_default+0x28/0x30
[  661.004734]  vprintk_func+0x7e/0x181
[  661.008440]  printk+0xa7/0xcf
[  661.011533]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  661.016274]  ? _raw_spin_unlock_irq+0x60/0x80
[  661.020805]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  661.026082]  dump_header+0x7cc/0xf72
[  661.029805]  ? pagefault_out_of_memory+0x197/0x197
[  661.034734]  ? __lock_acquire+0x62f/0x4c20
[  661.038973]  ? percpu_ref_get_many+0x240/0x240
[  661.043549]  ? print_usage_bug+0xc0/0xc0
[  661.047605]  ? zap_class+0x640/0x640
[  661.051315]  ? print_usage_bug+0xc0/0xc0
[  661.055369]  ? zap_class+0x640/0x640
[  661.059073]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  661.064600]  ? find_held_lock+0x36/0x1c0
[  661.068667]  ? mark_held_locks+0xc7/0x130
[  661.072812]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  661.077923]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  661.083016]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  661.087595]  ? trace_hardirqs_on+0xbd/0x310
[  661.091909]  ? kasan_check_read+0x11/0x20
[  661.096045]  ? ___ratelimit+0x3b4/0x672
[  661.100023]  ? trace_hardirqs_off_caller+0x310/0x310
[  661.105117]  ? trace_hardirqs_on+0x310/0x310
[  661.109515]  ? lock_downgrade+0x900/0x900
[  661.113668]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  661.118762]  ? ___ratelimit+0x3b9/0x672
[  661.122726]  ? idr_get_free+0xf70/0xf70
[  661.126690]  ? kasan_check_read+0x11/0x20
[  661.130825]  ? do_raw_spin_unlock+0xa7/0x330
[  661.135231]  oom_kill_process.cold.27+0x10/0x903
[  661.139977]  ? zap_class+0x640/0x640
[  661.143681]  ? _raw_spin_unlock+0x2c/0x50
[  661.147815]  ? oom_badness+0xe6/0xaa0
[  661.151605]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  661.156524]  ? kasan_check_read+0x11/0x20
[  661.160669]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  661.165939]  ? oom_evaluate_task+0x540/0x540
[  661.170339]  ? find_held_lock+0x36/0x1c0
[  661.174400]  ? out_of_memory+0x974/0x1430
[  661.178543]  ? lock_downgrade+0x900/0x900
[  661.182681]  ? check_preemption_disabled+0x48/0x280
[  661.187690]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  661.192606]  ? kasan_check_read+0x11/0x20
[  661.196745]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  661.202008]  ? rcu_softirq_qs+0x20/0x20
[  661.205970]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  661.211493]  ? oom_evaluate_task+0x302/0x540
[  661.215889]  out_of_memory+0xa84/0x1430
[  661.219868]  ? oom_killer_disable+0x3a0/0x3a0
[  661.224354]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  661.229275]  ? __ww_mutex_check_waiters+0x160/0x160
[  661.234293]  __alloc_pages_slowpath+0x2354/0x2e10
[  661.239153]  ? warn_alloc+0x120/0x120
[  661.242942]  ? mark_held_locks+0x130/0x130
[  661.247172]  ? find_get_entry+0xaae/0x1120
[  661.251411]  ? filemap_map_pages+0x1a20/0x1a20
[  661.255991]  ? zap_class+0x640/0x640
[  661.259698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  661.265223]  ? check_preemption_disabled+0x48/0x280
[  661.270248]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  661.275791]  ? should_fail+0x22d/0xd01
[  661.279687]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  661.284795]  ? zap_class+0x640/0x640
[  661.288519]  ? __lock_is_held+0xb5/0x140
[  661.292574]  ? mark_held_locks+0x130/0x130
[  661.296802]  ? lock_release+0xa00/0xa00
[  661.300768]  ? perf_trace_sched_process_exec+0x860/0x860
[  661.306206]  ? xa_load+0x2ba/0x460
[  661.309740]  ? lock_downgrade+0x900/0x900
[  661.313896]  ? __might_sleep+0x95/0x190
[  661.317867]  __alloc_pages_nodemask+0xa80/0xde0
[  661.322534]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  661.327551]  ? __page_cache_alloc+0x191/0x5c0
[  661.332055]  ? xa_load+0x2e1/0x460
[  661.335609]  ? xa_clear_mark+0x40/0x40
[  661.339495]  ? zap_class+0x640/0x640
[  661.343198]  ? zap_class+0x640/0x640
[  661.346898]  ? zap_class+0x640/0x640
[  661.350597]  ? __do_page_cache_readahead+0x663/0x810
[  661.355693]  ? find_held_lock+0x36/0x1c0
[  661.359764]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  661.365316]  alloc_pages_current+0x173/0x350
[  661.369723]  __page_cache_alloc+0x38c/0x5c0
[  661.374029]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  661.378948]  ? kasan_check_read+0x11/0x20
[  661.383088]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  661.388361]  ? generic_perform_write+0x6a0/0x6a0
[  661.393112]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  661.398647]  ? check_preemption_disabled+0x48/0x280
[  661.403667]  filemap_fault+0x1595/0x25f0
[  661.407731]  ? __lock_page_or_retry+0xa00/0xa00
[  661.412400]  ? mark_held_locks+0x130/0x130
[  661.416644]  ? filemap_map_pages+0xd6b/0x1a20
[  661.421132]  ? lock_downgrade+0x900/0x900
[  661.425271]  ? check_preemption_disabled+0x48/0x280
[  661.430456]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  661.435374]  ? kasan_check_read+0x11/0x20
[  661.439514]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  661.444779]  ? rcu_softirq_qs+0x20/0x20
[  661.448756]  ? filemap_map_pages+0xd92/0x1a20
[  661.453255]  ? find_get_entries_tag+0x1400/0x1400
[  661.458090]  ? debug_object_destroy+0x2b0/0x2b0
[  661.462752]  ? lock_pi_update_atomic+0x150/0x150
[  661.467496]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  661.473035]  ? lock_acquire+0x1ed/0x520
[  661.477004]  ? ext4_filemap_fault+0x7a/0xad
[  661.481341]  ? lock_release+0xa00/0xa00
[  661.485306]  ? perf_trace_sched_process_exec+0x860/0x860
[  661.490752]  ? print_usage_bug+0xc0/0xc0
[  661.494807]  ? print_usage_bug+0xc0/0xc0
[  661.498866]  ? down_read+0x8d/0x120
[  661.502480]  ? ext4_filemap_fault+0x7a/0xad
[  661.506799]  ? __down_interruptible+0x700/0x700
[  661.511462]  ext4_filemap_fault+0x82/0xad
[  661.515597]  __do_fault+0x100/0x6b0
[  661.519235]  ? pmd_devmap_trans_unstable+0x220/0x220
[  661.524334]  ? mark_held_locks+0x130/0x130
[  661.528562]  ? mark_held_locks+0x130/0x130
[  661.532795]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  661.538324]  __handle_mm_fault+0x3ea0/0x5be0
[  661.542718]  ? perf_trace_lock+0x7a0/0x7a0
[  661.546951]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  661.551806]  ? zap_class+0x640/0x640
[  661.555507]  ? zap_class+0x640/0x640
[  661.559207]  ? __x64_sys_futex+0x53e/0x6a0
[  661.563447]  ? find_held_lock+0x36/0x1c0
[  661.567525]  ? handle_mm_fault+0x42a/0xc70
[  661.571753]  ? lock_downgrade+0x900/0x900
[  661.575906]  ? check_preemption_disabled+0x48/0x280
[  661.580934]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  661.585850]  ? kasan_check_read+0x11/0x20
[  661.589983]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  661.595250]  ? rcu_softirq_qs+0x20/0x20
[  661.599213]  ? trace_hardirqs_off_caller+0x310/0x310
[  661.604308]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  661.609833]  ? check_preemption_disabled+0x48/0x280
[  661.614844]  handle_mm_fault+0x54f/0xc70
[  661.618910]  ? __handle_mm_fault+0x5be0/0x5be0
[  661.623484]  ? find_vma+0x34/0x190
[  661.627018]  __do_page_fault+0x5e8/0xe60
[  661.631070]  ? trace_hardirqs_off+0xb8/0x310
[  661.635468]  ? retint_kernel+0x2d/0x2d
[  661.639355]  do_page_fault+0xf2/0x7e0
[  661.643147]  ? vmalloc_sync_all+0x30/0x30
[  661.647282]  ? error_entry+0x70/0xd0
[  661.650984]  ? trace_hardirqs_off_caller+0xbb/0x310
[  661.655983]  ? trace_hardirqs_on_caller+0xc0/0x310
[  661.660902]  ? syscall_return_slowpath+0x5e0/0x5e0
[  661.665827]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  661.670675]  ? trace_hardirqs_on_caller+0x310/0x310
[  661.675680]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  661.681306]  ? prepare_exit_to_usermode+0x291/0x3b0
[  661.686313]  ? page_fault+0x8/0x30
[  661.689858]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  661.694692]  ? page_fault+0x8/0x30
[  661.698220]  page_fault+0x1e/0x30
[  661.701662] RIP: 0033:0x45ddf3
[  661.704855] Code: Bad RIP value.
[  661.708205] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  661.713553] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  661.720807] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  661.728060] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  661.735312] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  661.742570] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  661.749849] warn_alloc_show_mem: 1 callbacks suppressed
[  661.749861] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  661.749863] Mem-Info:
[  661.749889] active_anon:48059 inactive_anon:331 isolated_anon:0
[  661.749889]  active_file:11 inactive_file:12 isolated_file:0
[  661.749889]  unevictable:0 dirty:0 writeback:0 unstable:0
[  661.749889]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  661.749889]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  661.749889]  free:13684 free_pcp:349 free_cma:0
[  661.755219] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  661.762053] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  661.764433] Call Trace:
[  661.797296] 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
[  661.806640]  dump_stack+0x244/0x39d
[  661.834272] lowmem_reserve[]: 0 2818 6321 6321
[  661.836844]  ? dump_stack_print_info.cold.1+0x20/0x20
[  661.863431] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  661.867056]  warn_alloc.cold.116+0xb7/0x1bd
[  661.871596] lowmem_reserve[]: 0 0 3503 3503
[  661.876764]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  661.904244] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  661.908551]  ? lock_downgrade+0x900/0x900
[  661.912835] lowmem_reserve[]: 0 0 0 0
[  661.917668]  ? trace_hardirqs_off+0xb8/0x310
[  661.946686] 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
[  661.950823]  ? trace_hardirqs_off+0xb8/0x310
[  661.954592] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  661.958987]  __alloc_pages_slowpath+0x26e8/0x2e10
[  661.972480] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  661.976898]  ? warn_alloc+0x120/0x120
[  661.992020] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  661.996842]  ? print_usage_bug+0xc0/0xc0
[  662.011114] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  662.014890]  ? warn_alloc+0x120/0x120
[  662.023714] 403 total pagecache pages
[  662.027753]  ? warn_alloc+0x120/0x120
[  662.036301] 0 pages in swap cache
[  662.040074]  ? print_usage_bug+0xc0/0xc0
[  662.043843] Swap cache stats: add 0, delete 0, find 0/0
[  662.047619]  ? print_usage_bug+0xc0/0xc0
[  662.051052] Free swap  = 0kB
[  662.055097]  ? __lock_acquire+0x62f/0x4c20
[  662.060427] Total swap = 0kB
[  662.064473]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  662.067455] 1965979 pages RAM
[  662.071684]  ? should_fail+0x22d/0xd01
[  662.074673] 0 pages HighMem/MovableOnly
[  662.080193]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  662.083268] 342853 pages reserved
[  662.087138]  ? __lock_acquire+0x62f/0x4c20
[  662.091080] 0 pages cma reserved
[  662.096163]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  662.099640] aoe: skb alloc failure
[  662.103795]  ? __lock_acquire+0x62f/0x4c20
[  662.103806]  ? should_fail+0x22d/0xd01
[  662.103827]  ? find_held_lock+0x36/0x1c0
[  662.107184] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  662.112249]  ? mark_held_locks+0x130/0x130
[  662.115751] syz-fuzzer cpuset=/ mems_allowed=0
[  662.119967]  ? mark_held_locks+0x130/0x130
[  662.151143]  ? zap_class+0x640/0x640
[  662.154846]  ? mark_held_locks+0xc7/0x130
[  662.158980]  ? do_raw_spin_unlock+0xa7/0x330
[  662.163392]  ? zap_class+0x640/0x640
[  662.167092]  ? print_usage_bug+0xc0/0xc0
[  662.171147]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  662.176678]  ? check_preemption_disabled+0x48/0x280
[  662.181695]  ? __lock_is_held+0xb5/0x140
[  662.185750]  __alloc_pages_nodemask+0xa80/0xde0
[  662.190411]  ? zap_class+0x640/0x640
[  662.194123]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  662.199136]  ? find_held_lock+0x36/0x1c0
[  662.203192]  ? ____cache_alloc_node+0x1c7/0x1e0
[  662.207847]  ? lock_downgrade+0x900/0x900
[  662.212000]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  662.217526]  cache_grow_begin+0xa5/0x8c0
[  662.221584]  ? do_raw_spin_unlock+0xa7/0x330
[  662.225992]  fallback_alloc+0x204/0x2e0
[  662.229959]  ____cache_alloc_node+0x1c7/0x1e0
[  662.234449]  kmem_cache_alloc_node+0xe3/0x730
[  662.238933]  ? ipv6_get_ifaddr+0x42e/0x620
[  662.243169]  __alloc_skb+0x119/0x770
[  662.246869]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  662.252138]  ? netdev_alloc_frag+0x1f0/0x1f0
[  662.256538]  ? lock_downgrade+0x900/0x900
[  662.260701]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  662.266226]  ? refcount_sub_and_test_checked+0x203/0x310
[  662.271670]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  662.277110]  ? addrconf_rs_timer+0x690/0x690
[  662.281520]  ndisc_alloc_skb+0x144/0x340
[  662.285584]  ndisc_send_rs+0x331/0x6e0
[  662.289467]  addrconf_rs_timer+0x314/0x690
[  662.293695]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  662.297925]  call_timer_fn+0x272/0x920
[  662.301829]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  662.306061]  ? process_timeout+0x40/0x40
[  662.310116]  ? __run_timers+0x7da/0xc70
[  662.314080]  ? _raw_spin_unlock_irq+0x27/0x80
[  662.318569]  ? _raw_spin_unlock_irq+0x27/0x80
[  662.323054]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  662.327277]  ? lockdep_hardirqs_on+0x296/0x5b0
[  662.331847]  ? trace_hardirqs_on+0xbd/0x310
[  662.336157]  ? kasan_check_read+0x11/0x20
[  662.340292]  ? __run_timers+0x7da/0xc70
[  662.344260]  ? trace_hardirqs_off_caller+0x310/0x310
[  662.349352]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  662.353579]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  662.357806]  __run_timers+0x7e5/0xc70
[  662.361603]  ? timer_fixup_init+0x70/0x70
[  662.365738]  ? _raw_spin_unlock_irq+0x27/0x80
[  662.370215]  ? _raw_spin_unlock_irq+0x27/0x80
[  662.374697]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  662.379266]  ? trace_hardirqs_on+0xbd/0x310
[  662.383576]  ? kasan_check_read+0x11/0x20
[  662.387731]  ? finish_task_switch+0x1f4/0x910
[  662.392228]  ? trace_hardirqs_off_caller+0x310/0x310
[  662.397319]  ? compat_start_thread+0x80/0x80
[  662.401737]  ? pvclock_read_flags+0x160/0x160
[  662.406215]  ? __switch_to_asm+0x34/0x70
[  662.410267]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  662.415797]  ? check_preemption_disabled+0x48/0x280
[  662.420814]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  662.426344]  ? rcu_pm_notify+0xc0/0xc0
[  662.430234]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  662.435797]  ? check_preemption_disabled+0x48/0x280
[  662.440811]  run_timer_softirq+0x52/0xb0
[  662.444862]  ? rcu_read_lock_sched_held+0x14f/0x180
[  662.449878]  __do_softirq+0x308/0xb7e
[  662.453677]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  662.458774]  ? schedule+0x108/0x460
[  662.462403]  ? trace_hardirqs_off+0xb8/0x310
[  662.466813]  ? smpboot_thread_fn+0x68b/0xa00
[  662.471209]  ? trace_hardirqs_on+0x310/0x310
[  662.475609]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  662.481137]  ? check_preemption_disabled+0x48/0x280
[  662.486145]  ? takeover_tasklets+0xa90/0xa90
[  662.490549]  run_ksoftirqd+0x5e/0x100
[  662.494356]  smpboot_thread_fn+0x68b/0xa00
[  662.498593]  ? sort_range+0x30/0x30
[  662.502217]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  662.507306]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  662.512840]  ? __kthread_parkme+0xfb/0x1a0
[  662.517066]  ? sort_range+0x30/0x30
[  662.520680]  kthread+0x35a/0x440
[  662.524032]  ? kthread_stop+0x900/0x900
[  662.527992]  ret_from_fork+0x3a/0x50
[  662.531710] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  662.531765] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  662.538709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  662.538713] Call Trace:
[  662.538719]  <IRQ>
[  662.538732]  dump_stack+0x244/0x39d
[  662.538749]  ? dump_stack_print_info.cold.1+0x20/0x20
[  662.545273] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  662.554554]  warn_alloc.cold.116+0xb7/0x1bd
[  662.557098] ksoftirqd/0 cpuset=/ mems_allowed=0
[  662.559231]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  662.592035]  ? lock_downgrade+0x900/0x900
[  662.596179]  ? trace_hardirqs_off+0xb8/0x310
[  662.600580]  ? trace_hardirqs_off+0xb8/0x310
[  662.604981]  __alloc_pages_slowpath+0x26e8/0x2e10
[  662.609832]  ? warn_alloc+0x120/0x120
[  662.613627]  ? warn_alloc+0x120/0x120
[  662.617418]  ? __lock_acquire+0x62f/0x4c20
[  662.621638]  ? warn_alloc+0x120/0x120
[  662.625423]  ? print_usage_bug+0xc0/0xc0
[  662.629477]  ? print_usage_bug+0xc0/0xc0
[  662.633552]  ? mark_held_locks+0x130/0x130
[  662.637782]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  662.643306]  ? should_fail+0x22d/0xd01
[  662.647177]  ? zap_class+0x640/0x640
[  662.650878]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  662.655973]  ? __lock_acquire+0x62f/0x4c20
[  662.660207]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  662.665305]  ? should_fail+0x22d/0xd01
[  662.669209]  ? mark_held_locks+0x130/0x130
[  662.673441]  ? mark_held_locks+0x130/0x130
[  662.677670]  ? lock_downgrade+0x900/0x900
[  662.681810]  ? zap_class+0x640/0x640
[  662.685525]  ? zap_class+0x640/0x640
[  662.689232]  ? zap_class+0x640/0x640
[  662.692939]  ? do_raw_spin_unlock+0xa7/0x330
[  662.697346]  ? trace_hardirqs_on+0x310/0x310
[  662.701747]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  662.707279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  662.712817]  ? check_preemption_disabled+0x48/0x280
[  662.717841]  ? __lock_is_held+0xb5/0x140
[  662.721898]  __alloc_pages_nodemask+0xa80/0xde0
[  662.726560]  ? zap_class+0x640/0x640
[  662.730275]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  662.735296]  ? find_held_lock+0x36/0x1c0
[  662.739359]  ? ____cache_alloc_node+0x1c7/0x1e0
[  662.744021]  ? lock_downgrade+0x900/0x900
[  662.748256]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  662.753805]  cache_grow_begin+0xa5/0x8c0
[  662.757871]  ? do_raw_spin_unlock+0xa7/0x330
[  662.762287]  fallback_alloc+0x204/0x2e0
[  662.766268]  ____cache_alloc_node+0x1c7/0x1e0
[  662.770783]  kmem_cache_alloc_node+0xe3/0x730
[  662.775284]  ? lockdep_hardirqs_on+0x296/0x5b0
[  662.779904]  __alloc_skb+0x119/0x770
[  662.783614]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  662.788971]  ? netdev_alloc_frag+0x1f0/0x1f0
[  662.793381]  ? vprintk_default+0x28/0x30
[  662.797438]  ? vprintk_func+0x85/0x181
[  662.801309]  ? printk+0xa7/0xcf
[  662.804576]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  662.809327]  new_skb+0x26/0x1c0
[  662.812601]  aoecmd_cfg+0x279/0x7f0
[  662.816214]  ? find_held_lock+0x36/0x1c0
[  662.820263]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  662.824577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  662.830122]  ? __lock_is_held+0xb5/0x140
[  662.834181]  discover_timer+0x50/0x60
[  662.837966]  call_timer_fn+0x272/0x920
[  662.841839]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  662.846667]  ? process_timeout+0x40/0x40
[  662.850723]  ? mark_held_locks+0xc7/0x130
[  662.854861]  ? _raw_spin_unlock_irq+0x27/0x80
[  662.859341]  ? _raw_spin_unlock_irq+0x27/0x80
[  662.863819]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  662.868650]  ? lockdep_hardirqs_on+0x296/0x5b0
[  662.873215]  ? trace_hardirqs_on+0xbd/0x310
[  662.877522]  ? kasan_check_read+0x11/0x20
[  662.881654]  ? __run_timers+0x7da/0xc70
[  662.885615]  ? trace_hardirqs_off_caller+0x310/0x310
[  662.890713]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  662.895539]  __run_timers+0x7e5/0xc70
[  662.899336]  ? timer_fixup_init+0x70/0x70
[  662.903472]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  662.908481]  ? zap_class+0x640/0x640
[  662.912198]  ? print_usage_bug+0xc0/0xc0
[  662.916251]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  662.921434]  ? find_held_lock+0x36/0x1c0
[  662.925482]  ? zap_class+0x640/0x640
[  662.929192]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  662.934718]  ? check_preemption_disabled+0x48/0x280
[  662.939726]  ? __lock_is_held+0xb5/0x140
[  662.943777]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  662.949311]  ? check_preemption_disabled+0x48/0x280
[  662.954316]  run_timer_softirq+0x52/0xb0
[  662.958369]  ? rcu_read_lock_sched_held+0x14f/0x180
[  662.963377]  __do_softirq+0x308/0xb7e
[  662.967172]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  662.971654]  ? lock_downgrade+0x900/0x900
[  662.975793]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  662.980886]  ? pvclock_read_flags+0x160/0x160
[  662.985368]  ? lapic_next_event+0x5a/0x90
[  662.989514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  662.995044]  ? kvm_clock_read+0x18/0x30
[  662.999005]  ? kvm_sched_clock_read+0x9/0x20
[  663.003415]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  663.008941]  ? check_preemption_disabled+0x48/0x280
[  663.013949]  irq_exit+0x17f/0x1c0
[  663.017389]  smp_apic_timer_interrupt+0x1cb/0x760
[  663.022219]  ? smp_reschedule_interrupt+0x109/0x650
[  663.027223]  ? smp_call_function_single_interrupt+0x650/0x650
[  663.033095]  ? interrupt_entry+0xb5/0xc0
[  663.037145]  ? trace_hardirqs_off_caller+0xbb/0x310
[  663.042151]  ? trace_hardirqs_off_caller+0xbb/0x310
[  663.047153]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  663.052002]  ? trace_hardirqs_on_caller+0x310/0x310
[  663.057007]  ? trace_hardirqs_on_caller+0x310/0x310
[  663.062012]  ? task_prio+0x50/0x50
[  663.065543]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  663.071073]  ? check_preemption_disabled+0x48/0x280
[  663.076090]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  663.080929]  apic_timer_interrupt+0xf/0x20
[  663.085155]  </IRQ>
[  663.087392] RIP: 0010:console_unlock+0x102f/0x1190
[  663.092324] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  663.111310] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  663.119053] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  663.126317] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  663.133583] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  663.140847] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  663.148112] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  663.155392]  ? netconsole_netdev_event+0x280/0x280
[  663.160325]  ? console_unlock+0x1026/0x1190
[  663.164663]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  663.169325]  ? vprintk_emit+0x846/0x990
[  663.173299]  ? lock_release+0xa00/0xa00
[  663.177271]  ? trace_hardirqs_on+0x70/0x310
[  663.181613]  ? vprintk_default+0x28/0x30
[  663.185669]  ? trace_hardirqs_off_caller+0x310/0x310
[  663.190785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  663.196319]  vprintk_emit+0x391/0x990
[  663.200118]  ? wake_up_klogd+0x180/0x180
[  663.204180]  ? find_held_lock+0x11/0x1c0
[  663.208241]  ? mark_held_locks+0xc7/0x130
[  663.212380]  ? _raw_spin_unlock_irq+0x27/0x80
[  663.216863]  ? _raw_spin_unlock_irq+0x27/0x80
[  663.221355]  vprintk_default+0x28/0x30
[  663.225233]  vprintk_func+0x7e/0x181
[  663.228933]  printk+0xa7/0xcf
[  663.232026]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  663.236769]  ? _raw_spin_unlock_irq+0x60/0x80
[  663.241261]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  663.246544]  dump_header+0x7cc/0xf72
[  663.250250]  ? pagefault_out_of_memory+0x197/0x197
[  663.255170]  ? __lock_acquire+0x62f/0x4c20
[  663.259394]  ? percpu_ref_get_many+0x240/0x240
[  663.263965]  ? print_usage_bug+0xc0/0xc0
[  663.268019]  ? zap_class+0x640/0x640
[  663.271722]  ? print_usage_bug+0xc0/0xc0
[  663.275778]  ? zap_class+0x640/0x640
[  663.279508]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  663.285042]  ? find_held_lock+0x36/0x1c0
[  663.289106]  ? mark_held_locks+0xc7/0x130
[  663.293247]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  663.298344]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  663.303435]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  663.308009]  ? trace_hardirqs_on+0xbd/0x310
[  663.312317]  ? kasan_check_read+0x11/0x20
[  663.316456]  ? ___ratelimit+0x3b4/0x672
[  663.320421]  ? trace_hardirqs_off_caller+0x310/0x310
[  663.325510]  ? trace_hardirqs_on+0x310/0x310
[  663.329907]  ? lock_downgrade+0x900/0x900
[  663.334047]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  663.339138]  ? ___ratelimit+0x3b9/0x672
[  663.343109]  ? idr_get_free+0xf70/0xf70
[  663.347075]  ? kasan_check_read+0x11/0x20
[  663.351221]  ? do_raw_spin_unlock+0xa7/0x330
[  663.355623]  oom_kill_process.cold.27+0x10/0x903
[  663.360366]  ? zap_class+0x640/0x640
[  663.364069]  ? _raw_spin_unlock+0x2c/0x50
[  663.368203]  ? oom_badness+0xe6/0xaa0
[  663.371992]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  663.376904]  ? kasan_check_read+0x11/0x20
[  663.381040]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  663.386308]  ? oom_evaluate_task+0x540/0x540
[  663.390710]  ? find_held_lock+0x36/0x1c0
[  663.394767]  ? out_of_memory+0x974/0x1430
[  663.398910]  ? lock_downgrade+0x900/0x900
[  663.403049]  ? check_preemption_disabled+0x48/0x280
[  663.408057]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  663.412977]  ? kasan_check_read+0x11/0x20
[  663.417121]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  663.422381]  ? rcu_softirq_qs+0x20/0x20
[  663.426346]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  663.431958]  ? oom_evaluate_task+0x302/0x540
[  663.436358]  out_of_memory+0xa84/0x1430
[  663.440324]  ? oom_killer_disable+0x3a0/0x3a0
[  663.444804]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  663.449723]  ? __ww_mutex_check_waiters+0x160/0x160
[  663.454739]  __alloc_pages_slowpath+0x2354/0x2e10
[  663.459588]  ? warn_alloc+0x120/0x120
[  663.463371]  ? mark_held_locks+0x130/0x130
[  663.467594]  ? find_get_entry+0xaae/0x1120
[  663.471829]  ? filemap_map_pages+0x1a20/0x1a20
[  663.476407]  ? zap_class+0x640/0x640
[  663.480125]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  663.485652]  ? check_preemption_disabled+0x48/0x280
[  663.490657]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  663.496181]  ? should_fail+0x22d/0xd01
[  663.500063]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  663.505150]  ? zap_class+0x640/0x640
[  663.508869]  ? __lock_is_held+0xb5/0x140
[  663.512923]  ? mark_held_locks+0x130/0x130
[  663.517146]  ? lock_release+0xa00/0xa00
[  663.521106]  ? perf_trace_sched_process_exec+0x860/0x860
[  663.526541]  ? xa_load+0x2ba/0x460
[  663.530069]  ? lock_downgrade+0x900/0x900
[  663.534209]  ? __might_sleep+0x95/0x190
[  663.538172]  __alloc_pages_nodemask+0xa80/0xde0
[  663.542832]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  663.547834]  ? __page_cache_alloc+0x191/0x5c0
[  663.552451]  ? xa_load+0x2e1/0x460
[  663.555981]  ? xa_clear_mark+0x40/0x40
[  663.559854]  ? zap_class+0x640/0x640
[  663.563562]  ? zap_class+0x640/0x640
[  663.567258]  ? zap_class+0x640/0x640
[  663.570960]  ? __do_page_cache_readahead+0x663/0x810
[  663.576050]  ? find_held_lock+0x36/0x1c0
[  663.580104]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  663.585633]  alloc_pages_current+0x173/0x350
[  663.590029]  __page_cache_alloc+0x38c/0x5c0
[  663.594335]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  663.599249]  ? kasan_check_read+0x11/0x20
[  663.603384]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  663.608648]  ? generic_perform_write+0x6a0/0x6a0
[  663.613392]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  663.618914]  ? check_preemption_disabled+0x48/0x280
[  663.623921]  filemap_fault+0x1595/0x25f0
[  663.627977]  ? __lock_page_or_retry+0xa00/0xa00
[  663.632635]  ? mark_held_locks+0x130/0x130
[  663.636866]  ? filemap_map_pages+0xd6b/0x1a20
[  663.641362]  ? lock_downgrade+0x900/0x900
[  663.645496]  ? check_preemption_disabled+0x48/0x280
[  663.650504]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  663.655425]  ? kasan_check_read+0x11/0x20
[  663.659559]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  663.664828]  ? rcu_softirq_qs+0x20/0x20
[  663.668801]  ? filemap_map_pages+0xd92/0x1a20
[  663.673293]  ? find_get_entries_tag+0x1400/0x1400
[  663.678127]  ? debug_object_destroy+0x2b0/0x2b0
[  663.682924]  ? lock_pi_update_atomic+0x150/0x150
[  663.687672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  663.693210]  ? lock_acquire+0x1ed/0x520
[  663.697171]  ? ext4_filemap_fault+0x7a/0xad
[  663.701501]  ? lock_release+0xa00/0xa00
[  663.705465]  ? perf_trace_sched_process_exec+0x860/0x860
[  663.710899]  ? print_usage_bug+0xc0/0xc0
[  663.714952]  ? print_usage_bug+0xc0/0xc0
[  663.719008]  ? down_read+0x8d/0x120
[  663.722625]  ? ext4_filemap_fault+0x7a/0xad
[  663.726936]  ? __down_interruptible+0x700/0x700
[  663.731597]  ext4_filemap_fault+0x82/0xad
[  663.735743]  __do_fault+0x100/0x6b0
[  663.739357]  ? pmd_devmap_trans_unstable+0x220/0x220
[  663.744449]  ? mark_held_locks+0x130/0x130
[  663.748758]  ? mark_held_locks+0x130/0x130
[  663.752988]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  663.758518]  __handle_mm_fault+0x3ea0/0x5be0
[  663.762908]  ? perf_trace_lock+0x7a0/0x7a0
[  663.767133]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  663.771977]  ? zap_class+0x640/0x640
[  663.775677]  ? zap_class+0x640/0x640
[  663.779372]  ? __x64_sys_futex+0x53e/0x6a0
[  663.783595]  ? find_held_lock+0x36/0x1c0
[  663.787651]  ? handle_mm_fault+0x42a/0xc70
[  663.791873]  ? lock_downgrade+0x900/0x900
[  663.796008]  ? check_preemption_disabled+0x48/0x280
[  663.801013]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  663.805930]  ? kasan_check_read+0x11/0x20
[  663.810060]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  663.815323]  ? rcu_softirq_qs+0x20/0x20
[  663.819285]  ? trace_hardirqs_off_caller+0x310/0x310
[  663.824391]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  663.829926]  ? check_preemption_disabled+0x48/0x280
[  663.834934]  handle_mm_fault+0x54f/0xc70
[  663.838984]  ? __handle_mm_fault+0x5be0/0x5be0
[  663.843555]  ? find_vma+0x34/0x190
[  663.847085]  __do_page_fault+0x5e8/0xe60
[  663.851609]  ? trace_hardirqs_off+0xb8/0x310
[  663.856000]  ? retint_kernel+0x2d/0x2d
[  663.859883]  do_page_fault+0xf2/0x7e0
[  663.863668]  ? vmalloc_sync_all+0x30/0x30
[  663.867804]  ? error_entry+0x70/0xd0
[  663.871513]  ? trace_hardirqs_off_caller+0xbb/0x310
[  663.876525]  ? trace_hardirqs_on_caller+0xc0/0x310
[  663.881440]  ? syscall_return_slowpath+0x5e0/0x5e0
[  663.886357]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  663.891193]  ? trace_hardirqs_on_caller+0x310/0x310
[  663.896895]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  663.902335]  ? prepare_exit_to_usermode+0x291/0x3b0
[  663.907338]  ? page_fault+0x8/0x30
[  663.910867]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  663.915696]  ? page_fault+0x8/0x30
[  663.919220]  page_fault+0x1e/0x30
[  663.922657] RIP: 0033:0x45ddf3
[  663.925848] Code: Bad RIP value.
[  663.929196] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  663.934546] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  663.941803] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  663.949059] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  663.956317] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  663.963571] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  663.970842] warn_alloc_show_mem: 1 callbacks suppressed
[  663.970849] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  663.970850] Mem-Info:
[  663.970877] active_anon:48059 inactive_anon:331 isolated_anon:0
[  663.970877]  active_file:11 inactive_file:12 isolated_file:0
[  663.970877]  unevictable:0 dirty:0 writeback:0 unstable:0
[  663.970877]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  663.970877]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  663.970877]  free:13684 free_pcp:349 free_cma:0
[  663.976208] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  663.983030] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  663.985418] Call Trace:
[  664.018268] 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
[  664.027608]  dump_stack+0x244/0x39d
[  664.055239] lowmem_reserve[]: 0 2818 6321 6321
[  664.057804]  ? dump_stack_print_info.cold.1+0x20/0x20
[  664.083874] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  664.087506]  warn_alloc.cold.116+0xb7/0x1bd
[  664.092044] lowmem_reserve[]: 0 0 3503 3503
[  664.097216]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  664.124679] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  664.128986]  ? lock_downgrade+0x900/0x900
[  664.133269] lowmem_reserve[]: 0 0 0 0
[  664.138096]  ? trace_hardirqs_off+0xb8/0x310
[  664.167116] 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
[  664.171251]  ? trace_hardirqs_off+0xb8/0x310
[  664.175016] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  664.179416]  __alloc_pages_slowpath+0x26e8/0x2e10
[  664.192902] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  664.197314]  ? warn_alloc+0x120/0x120
[  664.212443] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  664.217259]  ? print_usage_bug+0xc0/0xc0
[  664.231531] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  664.235303]  ? warn_alloc+0x120/0x120
[  664.244103] 403 total pagecache pages
[  664.248146]  ? warn_alloc+0x120/0x120
[  664.256695] 0 pages in swap cache
[  664.260473]  ? print_usage_bug+0xc0/0xc0
[  664.264239] Swap cache stats: add 0, delete 0, find 0/0
[  664.268020]  ? print_usage_bug+0xc0/0xc0
[  664.271439] Free swap  = 0kB
[  664.275476]  ? __lock_acquire+0x62f/0x4c20
[  664.280807] Total swap = 0kB
[  664.284848]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  664.287831] 1965979 pages RAM
[  664.292043]  ? should_fail+0x22d/0xd01
[  664.295028] 0 pages HighMem/MovableOnly
[  664.300543]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  664.303613] 342853 pages reserved
[  664.307481]  ? __lock_acquire+0x62f/0x4c20
[  664.311420] 0 pages cma reserved
[  664.316502]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  664.319971] aoe: skb alloc failure
[  664.324128]  ? __lock_acquire+0x62f/0x4c20
[  664.324138]  ? should_fail+0x22d/0xd01
[  664.324152]  ? find_held_lock+0x36/0x1c0
[  664.327513] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  664.332580]  ? mark_held_locks+0x130/0x130
[  664.336083] syz-fuzzer cpuset=/ mems_allowed=0
[  664.340419]  ? mark_held_locks+0x130/0x130
[  664.371484]  ? zap_class+0x640/0x640
[  664.375192]  ? mark_held_locks+0xc7/0x130
[  664.379328]  ? do_raw_spin_unlock+0xa7/0x330
[  664.383734]  ? zap_class+0x640/0x640
[  664.387439]  ? print_usage_bug+0xc0/0xc0
[  664.391507]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  664.397035]  ? check_preemption_disabled+0x48/0x280
[  664.402147]  ? __lock_is_held+0xb5/0x140
[  664.406202]  __alloc_pages_nodemask+0xa80/0xde0
[  664.410861]  ? zap_class+0x640/0x640
[  664.414569]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  664.419589]  ? find_held_lock+0x36/0x1c0
[  664.423664]  ? ____cache_alloc_node+0x1c7/0x1e0
[  664.428325]  ? lock_downgrade+0x900/0x900
[  664.432481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  664.438013]  cache_grow_begin+0xa5/0x8c0
[  664.442063]  ? do_raw_spin_unlock+0xa7/0x330
[  664.446467]  fallback_alloc+0x204/0x2e0
[  664.450436]  ____cache_alloc_node+0x1c7/0x1e0
[  664.454929]  kmem_cache_alloc_node+0xe3/0x730
[  664.459427]  ? ipv6_get_ifaddr+0x42e/0x620
[  664.463658]  __alloc_skb+0x119/0x770
[  664.467367]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  664.472642]  ? netdev_alloc_frag+0x1f0/0x1f0
[  664.477042]  ? lock_downgrade+0x900/0x900
[  664.481189]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  664.486721]  ? refcount_sub_and_test_checked+0x203/0x310
[  664.492168]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  664.497613]  ? addrconf_rs_timer+0x690/0x690
[  664.502022]  ndisc_alloc_skb+0x144/0x340
[  664.506080]  ndisc_send_rs+0x331/0x6e0
[  664.509983]  addrconf_rs_timer+0x314/0x690
[  664.514213]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  664.518452]  call_timer_fn+0x272/0x920
[  664.522333]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  664.526568]  ? process_timeout+0x40/0x40
[  664.530634]  ? __run_timers+0x7da/0xc70
[  664.534609]  ? _raw_spin_unlock_irq+0x27/0x80
[  664.539093]  ? _raw_spin_unlock_irq+0x27/0x80
[  664.543582]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  664.547816]  ? lockdep_hardirqs_on+0x296/0x5b0
[  664.552400]  ? trace_hardirqs_on+0xbd/0x310
[  664.556714]  ? kasan_check_read+0x11/0x20
[  664.560851]  ? __run_timers+0x7da/0xc70
[  664.564819]  ? trace_hardirqs_off_caller+0x310/0x310
[  664.569934]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  664.574160]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  664.578388]  __run_timers+0x7e5/0xc70
[  664.582309]  ? timer_fixup_init+0x70/0x70
[  664.586463]  ? _raw_spin_unlock_irq+0x27/0x80
[  664.590949]  ? _raw_spin_unlock_irq+0x27/0x80
[  664.595448]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  664.600039]  ? trace_hardirqs_on+0xbd/0x310
[  664.604348]  ? kasan_check_read+0x11/0x20
[  664.608493]  ? finish_task_switch+0x1f4/0x910
[  664.612982]  ? trace_hardirqs_off_caller+0x310/0x310
[  664.618077]  ? compat_start_thread+0x80/0x80
[  664.622496]  ? pvclock_read_flags+0x160/0x160
[  664.626980]  ? __switch_to_asm+0x34/0x70
[  664.631034]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  664.636569]  ? check_preemption_disabled+0x48/0x280
[  664.641596]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  664.647127]  ? rcu_pm_notify+0xc0/0xc0
[  664.651010]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  664.656539]  ? check_preemption_disabled+0x48/0x280
[  664.661551]  run_timer_softirq+0x52/0xb0
[  664.665604]  ? rcu_read_lock_sched_held+0x14f/0x180
[  664.670625]  __do_softirq+0x308/0xb7e
[  664.674429]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  664.679531]  ? schedule+0x108/0x460
[  664.683160]  ? trace_hardirqs_off+0xb8/0x310
[  664.687588]  ? smpboot_thread_fn+0x68b/0xa00
[  664.691990]  ? trace_hardirqs_on+0x310/0x310
[  664.696389]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  664.701919]  ? check_preemption_disabled+0x48/0x280
[  664.706929]  ? takeover_tasklets+0xa90/0xa90
[  664.711338]  run_ksoftirqd+0x5e/0x100
[  664.715130]  smpboot_thread_fn+0x68b/0xa00
[  664.719365]  ? sort_range+0x30/0x30
[  664.722999]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  664.728095]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  664.733624]  ? __kthread_parkme+0xfb/0x1a0
[  664.737854]  ? sort_range+0x30/0x30
[  664.741470]  kthread+0x35a/0x440
[  664.744829]  ? kthread_stop+0x900/0x900
[  664.748793]  ret_from_fork+0x3a/0x50
[  664.752509] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  664.752565] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  664.759505] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  664.759512] Call Trace:
[  664.766047] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  664.775309]  <IRQ>
[  664.777872] ksoftirqd/0 cpuset=/ mems_allowed=0
[  664.788163]  dump_stack+0x244/0x39d
[  664.798541]  ? dump_stack_print_info.cold.1+0x20/0x20
[  664.803740]  warn_alloc.cold.116+0xb7/0x1bd
[  664.808050]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  664.812883]  ? lock_downgrade+0x900/0x900
[  664.817026]  ? trace_hardirqs_off+0xb8/0x310
[  664.821426]  ? trace_hardirqs_off+0xb8/0x310
[  664.825829]  __alloc_pages_slowpath+0x26e8/0x2e10
[  664.830680]  ? warn_alloc+0x120/0x120
[  664.834485]  ? warn_alloc+0x120/0x120
[  664.838275]  ? __lock_acquire+0x62f/0x4c20
[  664.842502]  ? warn_alloc+0x120/0x120
[  664.846290]  ? print_usage_bug+0xc0/0xc0
[  664.850350]  ? print_usage_bug+0xc0/0xc0
[  664.854407]  ? mark_held_locks+0x130/0x130
[  664.858636]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  664.864162]  ? should_fail+0x22d/0xd01
[  664.868035]  ? zap_class+0x640/0x640
[  664.871764]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  664.876860]  ? __lock_acquire+0x62f/0x4c20
[  664.881101]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  664.886193]  ? should_fail+0x22d/0xd01
[  664.890083]  ? mark_held_locks+0x130/0x130
[  664.894324]  ? mark_held_locks+0x130/0x130
[  664.898550]  ? lock_downgrade+0x900/0x900
[  664.902689]  ? zap_class+0x640/0x640
[  664.906393]  ? zap_class+0x640/0x640
[  664.910096]  ? zap_class+0x640/0x640
[  664.913808]  ? do_raw_spin_unlock+0xa7/0x330
[  664.918206]  ? trace_hardirqs_on+0x310/0x310
[  664.922601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  664.928124]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  664.933647]  ? check_preemption_disabled+0x48/0x280
[  664.938658]  ? __lock_is_held+0xb5/0x140
[  664.942717]  __alloc_pages_nodemask+0xa80/0xde0
[  664.947379]  ? zap_class+0x640/0x640
[  664.951106]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  664.956117]  ? find_held_lock+0x36/0x1c0
[  664.960174]  ? ____cache_alloc_node+0x1c7/0x1e0
[  664.964834]  ? lock_downgrade+0x900/0x900
[  664.968978]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  664.974529]  cache_grow_begin+0xa5/0x8c0
[  664.978580]  ? do_raw_spin_unlock+0xa7/0x330
[  664.982989]  fallback_alloc+0x204/0x2e0
[  664.986966]  ____cache_alloc_node+0x1c7/0x1e0
[  664.991459]  kmem_cache_alloc_node+0xe3/0x730
[  664.995947]  ? lockdep_hardirqs_on+0x296/0x5b0
[  665.000528]  __alloc_skb+0x119/0x770
[  665.004234]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  665.009589]  ? netdev_alloc_frag+0x1f0/0x1f0
[  665.013992]  ? vprintk_default+0x28/0x30
[  665.018043]  ? vprintk_func+0x85/0x181
[  665.021922]  ? printk+0xa7/0xcf
[  665.025187]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  665.029937]  new_skb+0x26/0x1c0
[  665.033207]  aoecmd_cfg+0x279/0x7f0
[  665.036824]  ? find_held_lock+0x36/0x1c0
[  665.040874]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  665.045187]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  665.050719]  ? __lock_is_held+0xb5/0x140
[  665.054772]  discover_timer+0x50/0x60
[  665.058558]  call_timer_fn+0x272/0x920
[  665.062436]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  665.067267]  ? process_timeout+0x40/0x40
[  665.071324]  ? mark_held_locks+0xc7/0x130
[  665.075457]  ? _raw_spin_unlock_irq+0x27/0x80
[  665.079938]  ? _raw_spin_unlock_irq+0x27/0x80
[  665.084418]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  665.089262]  ? lockdep_hardirqs_on+0x296/0x5b0
[  665.093855]  ? trace_hardirqs_on+0xbd/0x310
[  665.098167]  ? kasan_check_read+0x11/0x20
[  665.102303]  ? __run_timers+0x7da/0xc70
[  665.106263]  ? trace_hardirqs_off_caller+0x310/0x310
[  665.111366]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  665.116194]  __run_timers+0x7e5/0xc70
[  665.119996]  ? timer_fixup_init+0x70/0x70
[  665.124133]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  665.129148]  ? zap_class+0x640/0x640
[  665.132852]  ? print_usage_bug+0xc0/0xc0
[  665.136900]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  665.142083]  ? find_held_lock+0x36/0x1c0
[  665.146138]  ? zap_class+0x640/0x640
[  665.149844]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  665.155369]  ? check_preemption_disabled+0x48/0x280
[  665.160377]  ? __lock_is_held+0xb5/0x140
[  665.164425]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  665.169955]  ? check_preemption_disabled+0x48/0x280
[  665.174980]  run_timer_softirq+0x52/0xb0
[  665.179033]  ? rcu_read_lock_sched_held+0x14f/0x180
[  665.184043]  __do_softirq+0x308/0xb7e
[  665.187833]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  665.192314]  ? lock_downgrade+0x900/0x900
[  665.196458]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  665.201559]  ? pvclock_read_flags+0x160/0x160
[  665.206051]  ? lapic_next_event+0x5a/0x90
[  665.210194]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  665.215725]  ? kvm_clock_read+0x18/0x30
[  665.219692]  ? kvm_sched_clock_read+0x9/0x20
[  665.224090]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  665.229636]  ? check_preemption_disabled+0x48/0x280
[  665.234652]  irq_exit+0x17f/0x1c0
[  665.238099]  smp_apic_timer_interrupt+0x1cb/0x760
[  665.242947]  ? smp_reschedule_interrupt+0x109/0x650
[  665.247956]  ? smp_call_function_single_interrupt+0x650/0x650
[  665.253833]  ? interrupt_entry+0xb5/0xc0
[  665.257885]  ? trace_hardirqs_off_caller+0xbb/0x310
[  665.262890]  ? trace_hardirqs_off_caller+0xbb/0x310
[  665.267893]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  665.272725]  ? trace_hardirqs_on_caller+0x310/0x310
[  665.277740]  ? trace_hardirqs_on_caller+0x310/0x310
[  665.282746]  ? task_prio+0x50/0x50
[  665.286286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  665.291809]  ? check_preemption_disabled+0x48/0x280
[  665.296815]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  665.301650]  apic_timer_interrupt+0xf/0x20
[  665.305864]  </IRQ>
[  665.308104] RIP: 0010:console_unlock+0x102f/0x1190
[  665.313021] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  665.331910] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  665.339606] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  665.346861] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  665.354119] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  665.361380] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  665.368644] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  665.375907]  ? netconsole_netdev_event+0x280/0x280
[  665.380826]  ? console_unlock+0x1026/0x1190
[  665.385154]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  665.389806]  ? vprintk_emit+0x846/0x990
[  665.393792]  ? lock_release+0xa00/0xa00
[  665.397764]  ? trace_hardirqs_on+0x70/0x310
[  665.402083]  ? vprintk_default+0x28/0x30
[  665.406136]  ? trace_hardirqs_off_caller+0x310/0x310
[  665.411230]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  665.416773]  vprintk_emit+0x391/0x990
[  665.420576]  ? wake_up_klogd+0x180/0x180
[  665.424637]  ? find_held_lock+0x11/0x1c0
[  665.428822]  ? mark_held_locks+0xc7/0x130
[  665.432988]  ? _raw_spin_unlock_irq+0x27/0x80
[  665.437480]  ? _raw_spin_unlock_irq+0x27/0x80
[  665.441976]  vprintk_default+0x28/0x30
[  665.445856]  vprintk_func+0x7e/0x181
[  665.449585]  printk+0xa7/0xcf
[  665.452692]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  665.457530]  ? _raw_spin_unlock_irq+0x60/0x80
[  665.462044]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  665.467344]  dump_header+0x7cc/0xf72
[  665.471075]  ? pagefault_out_of_memory+0x197/0x197
[  665.476013]  ? __lock_acquire+0x62f/0x4c20
[  665.480245]  ? percpu_ref_get_many+0x240/0x240
[  665.484836]  ? print_usage_bug+0xc0/0xc0
[  665.488909]  ? zap_class+0x640/0x640
[  665.492619]  ? print_usage_bug+0xc0/0xc0
[  665.496680]  ? zap_class+0x640/0x640
[  665.500415]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  665.505950]  ? find_held_lock+0x36/0x1c0
[  665.510021]  ? mark_held_locks+0xc7/0x130
[  665.514169]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  665.519273]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  665.524376]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  665.528956]  ? trace_hardirqs_on+0xbd/0x310
[  665.533278]  ? kasan_check_read+0x11/0x20
[  665.537418]  ? ___ratelimit+0x3b4/0x672
[  665.541385]  ? trace_hardirqs_off_caller+0x310/0x310
[  665.546481]  ? trace_hardirqs_on+0x310/0x310
[  665.550880]  ? lock_downgrade+0x900/0x900
[  665.555025]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  665.560115]  ? ___ratelimit+0x3b9/0x672
[  665.564081]  ? idr_get_free+0xf70/0xf70
[  665.568041]  ? kasan_check_read+0x11/0x20
[  665.572176]  ? do_raw_spin_unlock+0xa7/0x330
[  665.576586]  oom_kill_process.cold.27+0x10/0x903
[  665.581332]  ? zap_class+0x640/0x640
[  665.585037]  ? _raw_spin_unlock+0x2c/0x50
[  665.589179]  ? oom_badness+0xe6/0xaa0
[  665.592972]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  665.597896]  ? kasan_check_read+0x11/0x20
[  665.602035]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  665.607303]  ? oom_evaluate_task+0x540/0x540
[  665.611704]  ? find_held_lock+0x36/0x1c0
[  665.615761]  ? out_of_memory+0x974/0x1430
[  665.619899]  ? lock_downgrade+0x900/0x900
[  665.624035]  ? check_preemption_disabled+0x48/0x280
[  665.629044]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  665.633963]  ? kasan_check_read+0x11/0x20
[  665.638100]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  665.643372]  ? rcu_softirq_qs+0x20/0x20
[  665.647345]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  665.652871]  ? oom_evaluate_task+0x302/0x540
[  665.657275]  out_of_memory+0xa84/0x1430
[  665.661250]  ? oom_killer_disable+0x3a0/0x3a0
[  665.665734]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  665.670654]  ? __ww_mutex_check_waiters+0x160/0x160
[  665.675675]  __alloc_pages_slowpath+0x2354/0x2e10
[  665.680690]  ? warn_alloc+0x120/0x120
[  665.684479]  ? mark_held_locks+0x130/0x130
[  665.688709]  ? find_get_entry+0xaae/0x1120
[  665.692938]  ? filemap_map_pages+0x1a20/0x1a20
[  665.697513]  ? zap_class+0x640/0x640
[  665.701243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  665.706770]  ? check_preemption_disabled+0x48/0x280
[  665.711775]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  665.717317]  ? should_fail+0x22d/0xd01
[  665.721326]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  665.726535]  ? zap_class+0x640/0x640
[  665.730266]  ? __lock_is_held+0xb5/0x140
[  665.734334]  ? mark_held_locks+0x130/0x130
[  665.738562]  ? lock_release+0xa00/0xa00
[  665.742538]  ? perf_trace_sched_process_exec+0x860/0x860
[  665.748014]  ? xa_load+0x2ba/0x460
[  665.751649]  ? lock_downgrade+0x900/0x900
[  665.755809]  ? __might_sleep+0x95/0x190
[  665.759782]  __alloc_pages_nodemask+0xa80/0xde0
[  665.764490]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  665.769506]  ? __page_cache_alloc+0x191/0x5c0
[  665.774000]  ? xa_load+0x2e1/0x460
[  665.777548]  ? xa_clear_mark+0x40/0x40
[  665.781520]  ? zap_class+0x640/0x640
[  665.785244]  ? zap_class+0x640/0x640
[  665.788963]  ? zap_class+0x640/0x640
[  665.792690]  ? __do_page_cache_readahead+0x663/0x810
[  665.797791]  ? find_held_lock+0x36/0x1c0
[  665.801937]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  665.807502]  alloc_pages_current+0x173/0x350
[  665.811912]  __page_cache_alloc+0x38c/0x5c0
[  665.816234]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  665.821251]  ? kasan_check_read+0x11/0x20
[  665.825398]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  665.830673]  ? generic_perform_write+0x6a0/0x6a0
[  665.835423]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  665.840957]  ? check_preemption_disabled+0x48/0x280
[  665.845989]  filemap_fault+0x1595/0x25f0
[  665.851596]  ? __lock_page_or_retry+0xa00/0xa00
[  665.856270]  ? mark_held_locks+0x130/0x130
[  665.860504]  ? filemap_map_pages+0xd6b/0x1a20
[  665.864999]  ? lock_downgrade+0x900/0x900
[  665.869145]  ? check_preemption_disabled+0x48/0x280
[  665.874247]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  665.879172]  ? kasan_check_read+0x11/0x20
[  665.883310]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  665.888577]  ? rcu_softirq_qs+0x20/0x20
[  665.892573]  ? filemap_map_pages+0xd92/0x1a20
[  665.897075]  ? find_get_entries_tag+0x1400/0x1400
[  665.901913]  ? debug_object_destroy+0x2b0/0x2b0
[  665.906574]  ? lock_pi_update_atomic+0x150/0x150
[  665.911324]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  665.916866]  ? lock_acquire+0x1ed/0x520
[  665.920935]  ? ext4_filemap_fault+0x7a/0xad
[  665.925273]  ? lock_release+0xa00/0xa00
[  665.929237]  ? perf_trace_sched_process_exec+0x860/0x860
[  665.934676]  ? print_usage_bug+0xc0/0xc0
[  665.938727]  ? print_usage_bug+0xc0/0xc0
[  665.942801]  ? down_read+0x8d/0x120
[  665.946422]  ? ext4_filemap_fault+0x7a/0xad
[  665.950732]  ? __down_interruptible+0x700/0x700
[  665.955393]  ext4_filemap_fault+0x82/0xad
[  665.959549]  __do_fault+0x100/0x6b0
[  665.963203]  ? pmd_devmap_trans_unstable+0x220/0x220
[  665.968298]  ? mark_held_locks+0x130/0x130
[  665.972521]  ? mark_held_locks+0x130/0x130
[  665.976749]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  665.982276]  __handle_mm_fault+0x3ea0/0x5be0
[  665.986674]  ? perf_trace_lock+0x7a0/0x7a0
[  665.990904]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  665.995762]  ? zap_class+0x640/0x640
[  665.999465]  ? zap_class+0x640/0x640
[  666.003172]  ? __x64_sys_futex+0x53e/0x6a0
[  666.007423]  ? find_held_lock+0x36/0x1c0
[  666.011503]  ? handle_mm_fault+0x42a/0xc70
[  666.015730]  ? lock_downgrade+0x900/0x900
[  666.019868]  ? check_preemption_disabled+0x48/0x280
[  666.024875]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  666.029800]  ? kasan_check_read+0x11/0x20
[  666.033939]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  666.039215]  ? rcu_softirq_qs+0x20/0x20
[  666.043182]  ? trace_hardirqs_off_caller+0x310/0x310
[  666.048305]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  666.053839]  ? check_preemption_disabled+0x48/0x280
[  666.058854]  handle_mm_fault+0x54f/0xc70
[  666.062923]  ? __handle_mm_fault+0x5be0/0x5be0
[  666.067505]  ? find_vma+0x34/0x190
[  666.071042]  __do_page_fault+0x5e8/0xe60
[  666.075091]  ? trace_hardirqs_off+0xb8/0x310
[  666.079486]  ? retint_kernel+0x2d/0x2d
[  666.083373]  do_page_fault+0xf2/0x7e0
[  666.087165]  ? vmalloc_sync_all+0x30/0x30
[  666.091310]  ? error_entry+0x70/0xd0
[  666.095023]  ? trace_hardirqs_off_caller+0xbb/0x310
[  666.100032]  ? trace_hardirqs_on_caller+0xc0/0x310
[  666.104962]  ? syscall_return_slowpath+0x5e0/0x5e0
[  666.109900]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  666.114742]  ? trace_hardirqs_on_caller+0x310/0x310
[  666.119752]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  666.125212]  ? prepare_exit_to_usermode+0x291/0x3b0
[  666.130216]  ? page_fault+0x8/0x30
[  666.133765]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  666.138607]  ? page_fault+0x8/0x30
[  666.142133]  page_fault+0x1e/0x30
[  666.145569] RIP: 0033:0x45ddf3
[  666.148766] Code: Bad RIP value.
[  666.152130] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  666.157495] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  666.164749] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  666.172004] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  666.179262] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  666.186515] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  666.193786] warn_alloc_show_mem: 1 callbacks suppressed
[  666.193794] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  666.193795] Mem-Info:
[  666.193821] active_anon:48059 inactive_anon:331 isolated_anon:0
[  666.193821]  active_file:11 inactive_file:12 isolated_file:0
[  666.193821]  unevictable:0 dirty:0 writeback:0 unstable:0
[  666.193821]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  666.193821]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  666.193821]  free:13684 free_pcp:349 free_cma:0
[  666.199152] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  666.205984] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  666.208366] Call Trace:
[  666.241211] 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
[  666.250555]  dump_stack+0x244/0x39d
[  666.278275] lowmem_reserve[]: 0 2818 6321 6321
[  666.280850]  ? dump_stack_print_info.cold.1+0x20/0x20
[  666.306924] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  666.310561]  warn_alloc.cold.116+0xb7/0x1bd
[  666.315102] lowmem_reserve[]: 0 0 3503 3503
[  666.320278]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  666.347749] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  666.352052]  ? lock_downgrade+0x900/0x900
[  666.356337] lowmem_reserve[]: 0 0 0 0
[  666.361178]  ? trace_hardirqs_off+0xb8/0x310
[  666.390200] 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
[  666.394351]  ? trace_hardirqs_off+0xb8/0x310
[  666.398123] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  666.402530]  __alloc_pages_slowpath+0x26e8/0x2e10
[  666.416016] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  666.420440]  ? warn_alloc+0x120/0x120
[  666.435566] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  666.440388]  ? print_usage_bug+0xc0/0xc0
[  666.454679] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  666.458459]  ? warn_alloc+0x120/0x120
[  666.467262] 403 total pagecache pages
[  666.471304]  ? warn_alloc+0x120/0x120
[  666.479852] 0 pages in swap cache
[  666.483632]  ? print_usage_bug+0xc0/0xc0
[  666.487404] Swap cache stats: add 0, delete 0, find 0/0
[  666.491189]  ? print_usage_bug+0xc0/0xc0
[  666.494608] Free swap  = 0kB
[  666.498649]  ? __lock_acquire+0x62f/0x4c20
[  666.503980] Total swap = 0kB
[  666.508029]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  666.511024] 1965979 pages RAM
[  666.515239]  ? should_fail+0x22d/0xd01
[  666.518221] 0 pages HighMem/MovableOnly
[  666.523752]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  666.526821] 342853 pages reserved
[  666.530689]  ? __lock_acquire+0x62f/0x4c20
[  666.534629] 0 pages cma reserved
[  666.539714]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  666.543194] aoe: skb alloc failure
[  666.547358]  ? __lock_acquire+0x62f/0x4c20
[  666.547372]  ? should_fail+0x22d/0xd01
[  666.550735] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  666.555796]  ? find_held_lock+0x36/0x1c0
[  666.559307] syz-fuzzer cpuset=/ mems_allowed=0
[  666.563536]  ? mark_held_locks+0x130/0x130
[  666.590445]  ? mark_held_locks+0x130/0x130
[  666.594668]  ? zap_class+0x640/0x640
[  666.598392]  ? mark_held_locks+0xc7/0x130
[  666.602529]  ? do_raw_spin_unlock+0xa7/0x330
[  666.606929]  ? zap_class+0x640/0x640
[  666.610635]  ? print_usage_bug+0xc0/0xc0
[  666.614695]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  666.620225]  ? check_preemption_disabled+0x48/0x280
[  666.625243]  ? __lock_is_held+0xb5/0x140
[  666.629302]  __alloc_pages_nodemask+0xa80/0xde0
[  666.633963]  ? zap_class+0x640/0x640
[  666.637763]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  666.642781]  ? find_held_lock+0x36/0x1c0
[  666.646843]  ? ____cache_alloc_node+0x1c7/0x1e0
[  666.651593]  ? lock_downgrade+0x900/0x900
[  666.655738]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  666.661271]  cache_grow_begin+0xa5/0x8c0
[  666.665321]  ? do_raw_spin_unlock+0xa7/0x330
[  666.669732]  fallback_alloc+0x204/0x2e0
[  666.673712]  ____cache_alloc_node+0x1c7/0x1e0
[  666.678216]  kmem_cache_alloc_node+0xe3/0x730
[  666.682698]  ? ipv6_get_ifaddr+0x42e/0x620
[  666.686935]  __alloc_skb+0x119/0x770
[  666.690638]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  666.695907]  ? netdev_alloc_frag+0x1f0/0x1f0
[  666.700309]  ? lock_downgrade+0x900/0x900
[  666.704452]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  666.709982]  ? refcount_sub_and_test_checked+0x203/0x310
[  666.715429]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  666.720872]  ? addrconf_rs_timer+0x690/0x690
[  666.725282]  ndisc_alloc_skb+0x144/0x340
[  666.729337]  ndisc_send_rs+0x331/0x6e0
[  666.733235]  addrconf_rs_timer+0x314/0x690
[  666.737464]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  666.741702]  call_timer_fn+0x272/0x920
[  666.745579]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  666.749804]  ? process_timeout+0x40/0x40
[  666.753862]  ? __run_timers+0x7da/0xc70
[  666.757830]  ? _raw_spin_unlock_irq+0x27/0x80
[  666.762314]  ? _raw_spin_unlock_irq+0x27/0x80
[  666.766799]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  666.771025]  ? lockdep_hardirqs_on+0x296/0x5b0
[  666.775597]  ? trace_hardirqs_on+0xbd/0x310
[  666.779906]  ? kasan_check_read+0x11/0x20
[  666.784048]  ? __run_timers+0x7da/0xc70
[  666.788017]  ? trace_hardirqs_off_caller+0x310/0x310
[  666.793121]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  666.797352]  __run_timers+0x7e5/0xc70
[  666.801160]  ? timer_fixup_init+0x70/0x70
[  666.805302]  ? _raw_spin_unlock_irq+0x27/0x80
[  666.809787]  ? _raw_spin_unlock_irq+0x27/0x80
[  666.814295]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  666.818870]  ? trace_hardirqs_on+0xbd/0x310
[  666.823186]  ? kasan_check_read+0x11/0x20
[  666.827324]  ? finish_task_switch+0x1f4/0x910
[  666.831815]  ? trace_hardirqs_off_caller+0x310/0x310
[  666.836911]  ? compat_start_thread+0x80/0x80
[  666.841328]  ? pvclock_read_flags+0x160/0x160
[  666.845813]  ? __switch_to_asm+0x34/0x70
[  666.849867]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  666.855399]  ? check_preemption_disabled+0x48/0x280
[  666.860420]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  666.865951]  ? rcu_pm_notify+0xc0/0xc0
[  666.869828]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  666.875353]  ? check_preemption_disabled+0x48/0x280
[  666.880366]  run_timer_softirq+0x52/0xb0
[  666.884432]  ? rcu_read_lock_sched_held+0x14f/0x180
[  666.889442]  __do_softirq+0x308/0xb7e
[  666.893240]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  666.898341]  ? schedule+0x108/0x460
[  666.901971]  ? trace_hardirqs_off+0xb8/0x310
[  666.906394]  ? smpboot_thread_fn+0x68b/0xa00
[  666.910794]  ? trace_hardirqs_on+0x310/0x310
[  666.915198]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  666.920726]  ? check_preemption_disabled+0x48/0x280
[  666.925731]  ? takeover_tasklets+0xa90/0xa90
[  666.930136]  run_ksoftirqd+0x5e/0x100
[  666.933923]  smpboot_thread_fn+0x68b/0xa00
[  666.938151]  ? sort_range+0x30/0x30
[  666.941771]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  666.946874]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  666.952405]  ? __kthread_parkme+0xfb/0x1a0
[  666.956630]  ? sort_range+0x30/0x30
[  666.960247]  kthread+0x35a/0x440
[  666.963608]  ? kthread_stop+0x900/0x900
[  666.967571]  ret_from_fork+0x3a/0x50
[  666.971291] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  666.971367] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  666.978302] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  666.978306] Call Trace:
[  666.978311]  <IRQ>
[  666.978324]  dump_stack+0x244/0x39d
[  666.978339]  ? dump_stack_print_info.cold.1+0x20/0x20
[  666.984857] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  666.994146]  warn_alloc.cold.116+0xb7/0x1bd
[  666.996696] ksoftirqd/0 cpuset=/ mems_allowed=0
[  666.998829]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  667.031662]  ? lock_downgrade+0x900/0x900
[  667.035809]  ? trace_hardirqs_off+0xb8/0x310
[  667.040225]  ? trace_hardirqs_off+0xb8/0x310
[  667.044630]  __alloc_pages_slowpath+0x26e8/0x2e10
[  667.049484]  ? warn_alloc+0x120/0x120
[  667.053283]  ? warn_alloc+0x120/0x120
[  667.057077]  ? __lock_acquire+0x62f/0x4c20
[  667.061342]  ? warn_alloc+0x120/0x120
[  667.065137]  ? print_usage_bug+0xc0/0xc0
[  667.069192]  ? print_usage_bug+0xc0/0xc0
[  667.073249]  ? mark_held_locks+0x130/0x130
[  667.077477]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  667.083000]  ? should_fail+0x22d/0xd01
[  667.086878]  ? zap_class+0x640/0x640
[  667.090583]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  667.095673]  ? __lock_acquire+0x62f/0x4c20
[  667.099915]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  667.105004]  ? should_fail+0x22d/0xd01
[  667.108885]  ? mark_held_locks+0x130/0x130
[  667.113128]  ? mark_held_locks+0x130/0x130
[  667.117349]  ? lock_downgrade+0x900/0x900
[  667.121486]  ? zap_class+0x640/0x640
[  667.125191]  ? zap_class+0x640/0x640
[  667.128895]  ? zap_class+0x640/0x640
[  667.132608]  ? do_raw_spin_unlock+0xa7/0x330
[  667.137008]  ? trace_hardirqs_on+0x310/0x310
[  667.141404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  667.146933]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  667.152462]  ? check_preemption_disabled+0x48/0x280
[  667.157472]  ? __lock_is_held+0xb5/0x140
[  667.161533]  __alloc_pages_nodemask+0xa80/0xde0
[  667.166191]  ? zap_class+0x640/0x640
[  667.169898]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  667.174908]  ? find_held_lock+0x36/0x1c0
[  667.178961]  ? ____cache_alloc_node+0x1c7/0x1e0
[  667.183628]  ? lock_downgrade+0x900/0x900
[  667.187771]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  667.193301]  cache_grow_begin+0xa5/0x8c0
[  667.197352]  ? do_raw_spin_unlock+0xa7/0x330
[  667.201759]  fallback_alloc+0x204/0x2e0
[  667.205732]  ____cache_alloc_node+0x1c7/0x1e0
[  667.210219]  kmem_cache_alloc_node+0xe3/0x730
[  667.214701]  ? lockdep_hardirqs_on+0x296/0x5b0
[  667.219281]  __alloc_skb+0x119/0x770
[  667.222985]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  667.228356]  ? netdev_alloc_frag+0x1f0/0x1f0
[  667.232776]  ? vprintk_default+0x28/0x30
[  667.236823]  ? vprintk_func+0x85/0x181
[  667.240703]  ? printk+0xa7/0xcf
[  667.243974]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  667.248729]  new_skb+0x26/0x1c0
[  667.252000]  aoecmd_cfg+0x279/0x7f0
[  667.255614]  ? find_held_lock+0x36/0x1c0
[  667.259678]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  667.263991]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  667.269520]  ? __lock_is_held+0xb5/0x140
[  667.273576]  discover_timer+0x50/0x60
[  667.277362]  call_timer_fn+0x272/0x920
[  667.281236]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  667.286070]  ? process_timeout+0x40/0x40
[  667.290136]  ? mark_held_locks+0xc7/0x130
[  667.294273]  ? _raw_spin_unlock_irq+0x27/0x80
[  667.298752]  ? _raw_spin_unlock_irq+0x27/0x80
[  667.303242]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  667.308071]  ? lockdep_hardirqs_on+0x296/0x5b0
[  667.312645]  ? trace_hardirqs_on+0xbd/0x310
[  667.316948]  ? kasan_check_read+0x11/0x20
[  667.321089]  ? __run_timers+0x7da/0xc70
[  667.325068]  ? trace_hardirqs_off_caller+0x310/0x310
[  667.330173]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  667.335005]  __run_timers+0x7e5/0xc70
[  667.338802]  ? timer_fixup_init+0x70/0x70
[  667.342940]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  667.347944]  ? zap_class+0x640/0x640
[  667.351650]  ? print_usage_bug+0xc0/0xc0
[  667.355701]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  667.360991]  ? find_held_lock+0x36/0x1c0
[  667.365048]  ? zap_class+0x640/0x640
[  667.368751]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  667.374272]  ? check_preemption_disabled+0x48/0x280
[  667.379286]  ? __lock_is_held+0xb5/0x140
[  667.383335]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  667.388862]  ? check_preemption_disabled+0x48/0x280
[  667.393870]  run_timer_softirq+0x52/0xb0
[  667.397919]  ? rcu_read_lock_sched_held+0x14f/0x180
[  667.402925]  __do_softirq+0x308/0xb7e
[  667.406714]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  667.411196]  ? lock_downgrade+0x900/0x900
[  667.415339]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  667.420433]  ? pvclock_read_flags+0x160/0x160
[  667.424917]  ? lapic_next_event+0x5a/0x90
[  667.429059]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  667.434598]  ? kvm_clock_read+0x18/0x30
[  667.438557]  ? kvm_sched_clock_read+0x9/0x20
[  667.442956]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  667.448483]  ? check_preemption_disabled+0x48/0x280
[  667.453503]  irq_exit+0x17f/0x1c0
[  667.457032]  smp_apic_timer_interrupt+0x1cb/0x760
[  667.461860]  ? smp_reschedule_interrupt+0x109/0x650
[  667.466863]  ? smp_call_function_single_interrupt+0x650/0x650
[  667.472731]  ? interrupt_entry+0xb5/0xc0
[  667.476784]  ? trace_hardirqs_off_caller+0xbb/0x310
[  667.481791]  ? trace_hardirqs_off_caller+0xbb/0x310
[  667.486795]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  667.491648]  ? trace_hardirqs_on_caller+0x310/0x310
[  667.496653]  ? trace_hardirqs_on_caller+0x310/0x310
[  667.501656]  ? task_prio+0x50/0x50
[  667.505192]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  667.510715]  ? check_preemption_disabled+0x48/0x280
[  667.515729]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  667.520570]  apic_timer_interrupt+0xf/0x20
[  667.524792]  </IRQ>
[  667.527026] RIP: 0010:console_unlock+0x102f/0x1190
[  667.531943] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  667.550831] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  667.558523] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  667.565777] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  667.573041] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  667.580301] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  667.587555] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  667.594819]  ? netconsole_netdev_event+0x280/0x280
[  667.599749]  ? console_unlock+0x1026/0x1190
[  667.604077]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  667.608733]  ? vprintk_emit+0x846/0x990
[  667.612700]  ? lock_release+0xa00/0xa00
[  667.616666]  ? trace_hardirqs_on+0x70/0x310
[  667.620977]  ? vprintk_default+0x28/0x30
[  667.625028]  ? trace_hardirqs_off_caller+0x310/0x310
[  667.630125]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  667.635650]  vprintk_emit+0x391/0x990
[  667.639444]  ? wake_up_klogd+0x180/0x180
[  667.643500]  ? find_held_lock+0x11/0x1c0
[  667.647555]  ? mark_held_locks+0xc7/0x130
[  667.651694]  ? _raw_spin_unlock_irq+0x27/0x80
[  667.656182]  ? _raw_spin_unlock_irq+0x27/0x80
[  667.660673]  vprintk_default+0x28/0x30
[  667.664550]  vprintk_func+0x7e/0x181
[  667.668255]  printk+0xa7/0xcf
[  667.671352]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  667.676103]  ? _raw_spin_unlock_irq+0x60/0x80
[  667.680761]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  667.686033]  dump_header+0x7cc/0xf72
[  667.689752]  ? pagefault_out_of_memory+0x197/0x197
[  667.694678]  ? __lock_acquire+0x62f/0x4c20
[  667.698905]  ? percpu_ref_get_many+0x240/0x240
[  667.703491]  ? print_usage_bug+0xc0/0xc0
[  667.707553]  ? zap_class+0x640/0x640
[  667.711262]  ? print_usage_bug+0xc0/0xc0
[  667.715318]  ? zap_class+0x640/0x640
[  667.719033]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  667.724569]  ? find_held_lock+0x36/0x1c0
[  667.728635]  ? mark_held_locks+0xc7/0x130
[  667.732861]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  667.737951]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  667.743055]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  667.747632]  ? trace_hardirqs_on+0xbd/0x310
[  667.751939]  ? kasan_check_read+0x11/0x20
[  667.756075]  ? ___ratelimit+0x3b4/0x672
[  667.760034]  ? trace_hardirqs_off_caller+0x310/0x310
[  667.765134]  ? trace_hardirqs_on+0x310/0x310
[  667.769529]  ? lock_downgrade+0x900/0x900
[  667.773668]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  667.778757]  ? ___ratelimit+0x3b9/0x672
[  667.782723]  ? idr_get_free+0xf70/0xf70
[  667.786686]  ? kasan_check_read+0x11/0x20
[  667.790821]  ? do_raw_spin_unlock+0xa7/0x330
[  667.795225]  oom_kill_process.cold.27+0x10/0x903
[  667.799969]  ? zap_class+0x640/0x640
[  667.803673]  ? _raw_spin_unlock+0x2c/0x50
[  667.807813]  ? oom_badness+0xe6/0xaa0
[  667.811606]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  667.816530]  ? kasan_check_read+0x11/0x20
[  667.820673]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  667.825971]  ? oom_evaluate_task+0x540/0x540
[  667.830387]  ? find_held_lock+0x36/0x1c0
[  667.834449]  ? out_of_memory+0x974/0x1430
[  667.838594]  ? lock_downgrade+0x900/0x900
[  667.842735]  ? check_preemption_disabled+0x48/0x280
[  667.848214]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  667.853136]  ? kasan_check_read+0x11/0x20
[  667.857275]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  667.862542]  ? rcu_softirq_qs+0x20/0x20
[  667.866515]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  667.872046]  ? oom_evaluate_task+0x302/0x540
[  667.876474]  out_of_memory+0xa84/0x1430
[  667.880453]  ? oom_killer_disable+0x3a0/0x3a0
[  667.884940]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  667.889864]  ? __ww_mutex_check_waiters+0x160/0x160
[  667.894886]  __alloc_pages_slowpath+0x2354/0x2e10
[  667.899744]  ? warn_alloc+0x120/0x120
[  667.903536]  ? mark_held_locks+0x130/0x130
[  667.907768]  ? find_get_entry+0xaae/0x1120
[  667.912008]  ? filemap_map_pages+0x1a20/0x1a20
[  667.916590]  ? zap_class+0x640/0x640
[  667.920302]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  667.925834]  ? check_preemption_disabled+0x48/0x280
[  667.930843]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  667.936373]  ? should_fail+0x22d/0xd01
[  667.940259]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  667.945357]  ? zap_class+0x640/0x640
[  667.949085]  ? __lock_is_held+0xb5/0x140
[  667.953158]  ? mark_held_locks+0x130/0x130
[  667.957409]  ? lock_release+0xa00/0xa00
[  667.961387]  ? perf_trace_sched_process_exec+0x860/0x860
[  667.966833]  ? xa_load+0x2ba/0x460
[  667.970367]  ? lock_downgrade+0x900/0x900
[  667.974515]  ? __might_sleep+0x95/0x190
[  667.978486]  __alloc_pages_nodemask+0xa80/0xde0
[  667.983157]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  667.988164]  ? __page_cache_alloc+0x191/0x5c0
[  667.992649]  ? xa_load+0x2e1/0x460
[  667.996180]  ? xa_clear_mark+0x40/0x40
[  668.000066]  ? zap_class+0x640/0x640
[  668.003782]  ? zap_class+0x640/0x640
[  668.007492]  ? zap_class+0x640/0x640
[  668.011197]  ? __do_page_cache_readahead+0x663/0x810
[  668.016305]  ? find_held_lock+0x36/0x1c0
[  668.020363]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  668.025900]  alloc_pages_current+0x173/0x350
[  668.030308]  __page_cache_alloc+0x38c/0x5c0
[  668.034622]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  668.039637]  ? kasan_check_read+0x11/0x20
[  668.043782]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  668.049054]  ? generic_perform_write+0x6a0/0x6a0
[  668.053818]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  668.059346]  ? check_preemption_disabled+0x48/0x280
[  668.064358]  filemap_fault+0x1595/0x25f0
[  668.068426]  ? __lock_page_or_retry+0xa00/0xa00
[  668.073090]  ? mark_held_locks+0x130/0x130
[  668.077325]  ? filemap_map_pages+0xd6b/0x1a20
[  668.081813]  ? lock_downgrade+0x900/0x900
[  668.085951]  ? check_preemption_disabled+0x48/0x280
[  668.090960]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  668.095878]  ? kasan_check_read+0x11/0x20
[  668.100026]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  668.105295]  ? rcu_softirq_qs+0x20/0x20
[  668.109274]  ? filemap_map_pages+0xd92/0x1a20
[  668.113792]  ? find_get_entries_tag+0x1400/0x1400
[  668.118632]  ? debug_object_destroy+0x2b0/0x2b0
[  668.123296]  ? lock_pi_update_atomic+0x150/0x150
[  668.128063]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  668.133606]  ? lock_acquire+0x1ed/0x520
[  668.137571]  ? ext4_filemap_fault+0x7a/0xad
[  668.141897]  ? lock_release+0xa00/0xa00
[  668.145866]  ? perf_trace_sched_process_exec+0x860/0x860
[  668.151314]  ? print_usage_bug+0xc0/0xc0
[  668.155368]  ? print_usage_bug+0xc0/0xc0
[  668.159432]  ? down_read+0x8d/0x120
[  668.163049]  ? ext4_filemap_fault+0x7a/0xad
[  668.167366]  ? __down_interruptible+0x700/0x700
[  668.172040]  ext4_filemap_fault+0x82/0xad
[  668.176184]  __do_fault+0x100/0x6b0
[  668.179814]  ? pmd_devmap_trans_unstable+0x220/0x220
[  668.184916]  ? mark_held_locks+0x130/0x130
[  668.189147]  ? mark_held_locks+0x130/0x130
[  668.193387]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  668.198922]  __handle_mm_fault+0x3ea0/0x5be0
[  668.203334]  ? perf_trace_lock+0x7a0/0x7a0
[  668.207570]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  668.212430]  ? zap_class+0x640/0x640
[  668.216139]  ? zap_class+0x640/0x640
[  668.219844]  ? __x64_sys_futex+0x53e/0x6a0
[  668.224080]  ? find_held_lock+0x36/0x1c0
[  668.228144]  ? handle_mm_fault+0x42a/0xc70
[  668.232376]  ? lock_downgrade+0x900/0x900
[  668.236518]  ? check_preemption_disabled+0x48/0x280
[  668.241531]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  668.246457]  ? kasan_check_read+0x11/0x20
[  668.250602]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  668.255871]  ? rcu_softirq_qs+0x20/0x20
[  668.259840]  ? trace_hardirqs_off_caller+0x310/0x310
[  668.264943]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  668.270468]  ? check_preemption_disabled+0x48/0x280
[  668.275480]  handle_mm_fault+0x54f/0xc70
[  668.279536]  ? __handle_mm_fault+0x5be0/0x5be0
[  668.284112]  ? find_vma+0x34/0x190
[  668.287654]  __do_page_fault+0x5e8/0xe60
[  668.291709]  ? trace_hardirqs_off+0xb8/0x310
[  668.296108]  ? retint_kernel+0x2d/0x2d
[  668.300001]  do_page_fault+0xf2/0x7e0
[  668.303794]  ? vmalloc_sync_all+0x30/0x30
[  668.307937]  ? error_entry+0x70/0xd0
[  668.311642]  ? trace_hardirqs_off_caller+0xbb/0x310
[  668.316649]  ? trace_hardirqs_on_caller+0xc0/0x310
[  668.321570]  ? syscall_return_slowpath+0x5e0/0x5e0
[  668.326492]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  668.331325]  ? trace_hardirqs_on_caller+0x310/0x310
[  668.336336]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  668.341785]  ? prepare_exit_to_usermode+0x291/0x3b0
[  668.346794]  ? page_fault+0x8/0x30
[  668.350328]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  668.355168]  ? page_fault+0x8/0x30
[  668.358700]  page_fault+0x1e/0x30
[  668.362149] RIP: 0033:0x45ddf3
[  668.365349] Code: Bad RIP value.
[  668.368703] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  668.374057] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  668.381319] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  668.388579] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  668.395839] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  668.403104] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  668.410389] warn_alloc_show_mem: 1 callbacks suppressed
[  668.410398] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  668.410400] Mem-Info:
[  668.410431] active_anon:48059 inactive_anon:331 isolated_anon:0
[  668.410431]  active_file:11 inactive_file:12 isolated_file:0
[  668.410431]  unevictable:0 dirty:0 writeback:0 unstable:0
[  668.410431]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  668.410431]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  668.410431]  free:13684 free_pcp:349 free_cma:0
[  668.415765] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  668.422603] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  668.424998] Call Trace:
[  668.457859] 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
[  668.467211]  dump_stack+0x244/0x39d
[  668.494936] lowmem_reserve[]: 0 2818 6321 6321
[  668.497510]  ? dump_stack_print_info.cold.1+0x20/0x20
[  668.523584] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  668.527212]  warn_alloc.cold.116+0xb7/0x1bd
[  668.531759] lowmem_reserve[]: 0 0 3503 3503
[  668.536939]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  668.564419] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  668.568747]  ? lock_downgrade+0x900/0x900
[  668.573035] lowmem_reserve[]: 0 0 0 0
[  668.577873]  ? trace_hardirqs_off+0xb8/0x310
[  668.606913] 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
[  668.611057]  ? trace_hardirqs_off+0xb8/0x310
[  668.614821] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  668.619224]  __alloc_pages_slowpath+0x26e8/0x2e10
[  668.632710] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  668.637133]  ? warn_alloc+0x120/0x120
[  668.652259] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  668.657082]  ? print_usage_bug+0xc0/0xc0
[  668.671362] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  668.675138]  ? warn_alloc+0x120/0x120
[  668.683939] 403 total pagecache pages
[  668.687989]  ? warn_alloc+0x120/0x120
[  668.696539] 0 pages in swap cache
[  668.700314]  ? print_usage_bug+0xc0/0xc0
[  668.704086] Swap cache stats: add 0, delete 0, find 0/0
[  668.707871]  ? print_usage_bug+0xc0/0xc0
[  668.711294] Free swap  = 0kB
[  668.715340]  ? __lock_acquire+0x62f/0x4c20
[  668.720675] Total swap = 0kB
[  668.724728]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  668.727719] 1965979 pages RAM
[  668.731956]  ? should_fail+0x22d/0xd01
[  668.734954] 0 pages HighMem/MovableOnly
[  668.740490]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  668.743565] 342853 pages reserved
[  668.747440]  ? __lock_acquire+0x62f/0x4c20
[  668.751385] 0 pages cma reserved
[  668.756473]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  668.759958] aoe: skb alloc failure
[  668.764114]  ? __lock_acquire+0x62f/0x4c20
[  668.764127]  ? should_fail+0x22d/0xd01
[  668.764143]  ? find_held_lock+0x36/0x1c0
[  668.767505] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  668.772575]  ? mark_held_locks+0x130/0x130
[  668.776084] syz-fuzzer cpuset=/ mems_allowed=0
[  668.780310]  ? mark_held_locks+0x130/0x130
[  668.811401]  ? zap_class+0x640/0x640
[  668.815112]  ? mark_held_locks+0xc7/0x130
[  668.819254]  ? do_raw_spin_unlock+0xa7/0x330
[  668.823655]  ? zap_class+0x640/0x640
[  668.827360]  ? print_usage_bug+0xc0/0xc0
[  668.831414]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  668.836954]  ? check_preemption_disabled+0x48/0x280
[  668.841994]  ? __lock_is_held+0xb5/0x140
[  668.846053]  __alloc_pages_nodemask+0xa80/0xde0
[  668.850711]  ? zap_class+0x640/0x640
[  668.854422]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  668.859441]  ? find_held_lock+0x36/0x1c0
[  668.863502]  ? ____cache_alloc_node+0x1c7/0x1e0
[  668.868162]  ? lock_downgrade+0x900/0x900
[  668.872317]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  668.877855]  cache_grow_begin+0xa5/0x8c0
[  668.881908]  ? do_raw_spin_unlock+0xa7/0x330
[  668.886325]  fallback_alloc+0x204/0x2e0
[  668.890300]  ____cache_alloc_node+0x1c7/0x1e0
[  668.894793]  kmem_cache_alloc_node+0xe3/0x730
[  668.899283]  ? ipv6_get_ifaddr+0x42e/0x620
[  668.903517]  __alloc_skb+0x119/0x770
[  668.907226]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  668.912500]  ? netdev_alloc_frag+0x1f0/0x1f0
[  668.916901]  ? lock_downgrade+0x900/0x900
[  668.921056]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  668.926584]  ? refcount_sub_and_test_checked+0x203/0x310
[  668.932030]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  668.937476]  ? addrconf_rs_timer+0x690/0x690
[  668.941885]  ndisc_alloc_skb+0x144/0x340
[  668.945950]  ndisc_send_rs+0x331/0x6e0
[  668.949832]  addrconf_rs_timer+0x314/0x690
[  668.954067]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  668.958302]  call_timer_fn+0x272/0x920
[  668.962183]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  668.966415]  ? process_timeout+0x40/0x40
[  668.970473]  ? __run_timers+0x7da/0xc70
[  668.974446]  ? _raw_spin_unlock_irq+0x27/0x80
[  668.978939]  ? _raw_spin_unlock_irq+0x27/0x80
[  668.983423]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  668.987650]  ? lockdep_hardirqs_on+0x296/0x5b0
[  668.992228]  ? trace_hardirqs_on+0xbd/0x310
[  668.996542]  ? kasan_check_read+0x11/0x20
[  669.000678]  ? __run_timers+0x7da/0xc70
[  669.004641]  ? trace_hardirqs_off_caller+0x310/0x310
[  669.009747]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  669.013984]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  669.018212]  __run_timers+0x7e5/0xc70
[  669.022019]  ? timer_fixup_init+0x70/0x70
[  669.026164]  ? _raw_spin_unlock_irq+0x27/0x80
[  669.030654]  ? _raw_spin_unlock_irq+0x27/0x80
[  669.035144]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  669.039722]  ? trace_hardirqs_on+0xbd/0x310
[  669.044038]  ? kasan_check_read+0x11/0x20
[  669.048187]  ? finish_task_switch+0x1f4/0x910
[  669.052682]  ? trace_hardirqs_off_caller+0x310/0x310
[  669.057779]  ? compat_start_thread+0x80/0x80
[  669.062205]  ? pvclock_read_flags+0x160/0x160
[  669.066702]  ? __switch_to_asm+0x34/0x70
[  669.070756]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  669.076379]  ? check_preemption_disabled+0x48/0x280
[  669.081398]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  669.086936]  ? rcu_pm_notify+0xc0/0xc0
[  669.090842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  669.096398]  ? check_preemption_disabled+0x48/0x280
[  669.101432]  run_timer_softirq+0x52/0xb0
[  669.105503]  ? rcu_read_lock_sched_held+0x14f/0x180
[  669.110547]  __do_softirq+0x308/0xb7e
[  669.114359]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  669.119491]  ? schedule+0x108/0x460
[  669.123134]  ? trace_hardirqs_off+0xb8/0x310
[  669.127544]  ? smpboot_thread_fn+0x68b/0xa00
[  669.131970]  ? trace_hardirqs_on+0x310/0x310
[  669.136381]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  669.141923]  ? check_preemption_disabled+0x48/0x280
[  669.146955]  ? takeover_tasklets+0xa90/0xa90
[  669.151365]  run_ksoftirqd+0x5e/0x100
[  669.155176]  smpboot_thread_fn+0x68b/0xa00
[  669.159435]  ? sort_range+0x30/0x30
[  669.163068]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  669.168187]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  669.173762]  ? __kthread_parkme+0xfb/0x1a0
[  669.178021]  ? sort_range+0x30/0x30
[  669.181656]  kthread+0x35a/0x440
[  669.185033]  ? kthread_stop+0x900/0x900
[  669.189016]  ret_from_fork+0x3a/0x50
[  669.192764] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  669.192954] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  669.199810] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  669.199820] Call Trace:
[  669.206511] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  669.215660]  <IRQ>
[  669.218232] ksoftirqd/0 cpuset=/ mems_allowed=0
[  669.228573]  dump_stack+0x244/0x39d
[  669.238947]  ? dump_stack_print_info.cold.1+0x20/0x20
[  669.244147]  warn_alloc.cold.116+0xb7/0x1bd
[  669.248466]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  669.253308]  ? lock_downgrade+0x900/0x900
[  669.257460]  ? trace_hardirqs_off+0xb8/0x310
[  669.261868]  ? trace_hardirqs_off+0xb8/0x310
[  669.266281]  __alloc_pages_slowpath+0x26e8/0x2e10
[  669.271142]  ? warn_alloc+0x120/0x120
[  669.274941]  ? warn_alloc+0x120/0x120
[  669.278738]  ? __lock_acquire+0x62f/0x4c20
[  669.282965]  ? warn_alloc+0x120/0x120
[  669.286852]  ? print_usage_bug+0xc0/0xc0
[  669.290915]  ? print_usage_bug+0xc0/0xc0
[  669.294975]  ? mark_held_locks+0x130/0x130
[  669.299213]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  669.304743]  ? should_fail+0x22d/0xd01
[  669.308625]  ? zap_class+0x640/0x640
[  669.312337]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  669.317609]  ? __lock_acquire+0x62f/0x4c20
[  669.321852]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  669.326950]  ? should_fail+0x22d/0xd01
[  669.330837]  ? mark_held_locks+0x130/0x130
[  669.335066]  ? mark_held_locks+0x130/0x130
[  669.339298]  ? lock_downgrade+0x900/0x900
[  669.343439]  ? zap_class+0x640/0x640
[  669.347158]  ? zap_class+0x640/0x640
[  669.350885]  ? zap_class+0x640/0x640
[  669.354596]  ? do_raw_spin_unlock+0xa7/0x330
[  669.359019]  ? trace_hardirqs_on+0x310/0x310
[  669.363424]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  669.368958]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  669.374486]  ? check_preemption_disabled+0x48/0x280
[  669.379503]  ? __lock_is_held+0xb5/0x140
[  669.383571]  __alloc_pages_nodemask+0xa80/0xde0
[  669.388234]  ? zap_class+0x640/0x640
[  669.391942]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  669.396959]  ? find_held_lock+0x36/0x1c0
[  669.401023]  ? ____cache_alloc_node+0x1c7/0x1e0
[  669.405687]  ? lock_downgrade+0x900/0x900
[  669.409836]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  669.415370]  cache_grow_begin+0xa5/0x8c0
[  669.419430]  ? do_raw_spin_unlock+0xa7/0x330
[  669.423837]  fallback_alloc+0x204/0x2e0
[  669.427813]  ____cache_alloc_node+0x1c7/0x1e0
[  669.432319]  kmem_cache_alloc_node+0xe3/0x730
[  669.436806]  ? lockdep_hardirqs_on+0x296/0x5b0
[  669.441387]  __alloc_skb+0x119/0x770
[  669.445090]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  669.450451]  ? netdev_alloc_frag+0x1f0/0x1f0
[  669.454863]  ? vprintk_default+0x28/0x30
[  669.458924]  ? vprintk_func+0x85/0x181
[  669.462808]  ? printk+0xa7/0xcf
[  669.466082]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  669.470841]  new_skb+0x26/0x1c0
[  669.474112]  aoecmd_cfg+0x279/0x7f0
[  669.477732]  ? find_held_lock+0x36/0x1c0
[  669.481789]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  669.486110]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  669.491654]  ? __lock_is_held+0xb5/0x140
[  669.495718]  discover_timer+0x50/0x60
[  669.499511]  call_timer_fn+0x272/0x920
[  669.503390]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  669.508222]  ? process_timeout+0x40/0x40
[  669.512287]  ? mark_held_locks+0xc7/0x130
[  669.516430]  ? _raw_spin_unlock_irq+0x27/0x80
[  669.520922]  ? _raw_spin_unlock_irq+0x27/0x80
[  669.525415]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  669.530251]  ? lockdep_hardirqs_on+0x296/0x5b0
[  669.534830]  ? trace_hardirqs_on+0xbd/0x310
[  669.539149]  ? kasan_check_read+0x11/0x20
[  669.543287]  ? __run_timers+0x7da/0xc70
[  669.547259]  ? trace_hardirqs_off_caller+0x310/0x310
[  669.552366]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  669.557202]  __run_timers+0x7e5/0xc70
[  669.561005]  ? timer_fixup_init+0x70/0x70
[  669.565145]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  669.570173]  ? zap_class+0x640/0x640
[  669.573895]  ? print_usage_bug+0xc0/0xc0
[  669.577952]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  669.583136]  ? find_held_lock+0x36/0x1c0
[  669.587193]  ? zap_class+0x640/0x640
[  669.590908]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  669.596441]  ? check_preemption_disabled+0x48/0x280
[  669.601470]  ? __lock_is_held+0xb5/0x140
[  669.605527]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  669.611055]  ? check_preemption_disabled+0x48/0x280
[  669.616066]  run_timer_softirq+0x52/0xb0
[  669.620123]  ? rcu_read_lock_sched_held+0x14f/0x180
[  669.625133]  __do_softirq+0x308/0xb7e
[  669.628934]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  669.633424]  ? lock_downgrade+0x900/0x900
[  669.637573]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  669.642681]  ? pvclock_read_flags+0x160/0x160
[  669.647172]  ? lapic_next_event+0x5a/0x90
[  669.651334]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  669.656873]  ? kvm_clock_read+0x18/0x30
[  669.660838]  ? kvm_sched_clock_read+0x9/0x20
[  669.665247]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  669.670781]  ? check_preemption_disabled+0x48/0x280
[  669.675796]  irq_exit+0x17f/0x1c0
[  669.679244]  smp_apic_timer_interrupt+0x1cb/0x760
[  669.684316]  ? smp_reschedule_interrupt+0x109/0x650
[  669.689331]  ? smp_call_function_single_interrupt+0x650/0x650
[  669.695209]  ? interrupt_entry+0xb5/0xc0
[  669.699264]  ? trace_hardirqs_off_caller+0xbb/0x310
[  669.704267]  ? trace_hardirqs_off_caller+0xbb/0x310
[  669.709275]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  669.714113]  ? trace_hardirqs_on_caller+0x310/0x310
[  669.719122]  ? trace_hardirqs_on_caller+0x310/0x310
[  669.724130]  ? task_prio+0x50/0x50
[  669.727665]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  669.733198]  ? check_preemption_disabled+0x48/0x280
[  669.738210]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  669.743054]  apic_timer_interrupt+0xf/0x20
[  669.747274]  </IRQ>
[  669.749503] RIP: 0010:console_unlock+0x102f/0x1190
[  669.754427] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  669.773327] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  669.781024] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  669.788281] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  669.795547] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  669.802804] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  669.810069] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  669.817345]  ? netconsole_netdev_event+0x280/0x280
[  669.822271]  ? console_unlock+0x1026/0x1190
[  669.826599]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  669.831258]  ? vprintk_emit+0x846/0x990
[  669.835224]  ? lock_release+0xa00/0xa00
[  669.839194]  ? trace_hardirqs_on+0x70/0x310
[  669.843511]  ? vprintk_default+0x28/0x30
[  669.848181]  ? trace_hardirqs_off_caller+0x310/0x310
[  669.853284]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  669.858820]  vprintk_emit+0x391/0x990
[  669.862621]  ? wake_up_klogd+0x180/0x180
[  669.866676]  ? find_held_lock+0x11/0x1c0
[  669.870738]  ? mark_held_locks+0xc7/0x130
[  669.874879]  ? _raw_spin_unlock_irq+0x27/0x80
[  669.879367]  ? _raw_spin_unlock_irq+0x27/0x80
[  669.883864]  vprintk_default+0x28/0x30
[  669.887746]  vprintk_func+0x7e/0x181
[  669.891457]  printk+0xa7/0xcf
[  669.894552]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  669.899302]  ? _raw_spin_unlock_irq+0x60/0x80
[  669.903801]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  669.909078]  dump_header+0x7cc/0xf72
[  669.912792]  ? pagefault_out_of_memory+0x197/0x197
[  669.917724]  ? __lock_acquire+0x62f/0x4c20
[  669.921952]  ? percpu_ref_get_many+0x240/0x240
[  669.926543]  ? print_usage_bug+0xc0/0xc0
[  669.930603]  ? zap_class+0x640/0x640
[  669.934314]  ? print_usage_bug+0xc0/0xc0
[  669.938366]  ? zap_class+0x640/0x640
[  669.942099]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  669.947632]  ? find_held_lock+0x36/0x1c0
[  669.951697]  ? mark_held_locks+0xc7/0x130
[  669.955847]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  669.960944]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  669.966040]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  669.970620]  ? trace_hardirqs_on+0xbd/0x310
[  669.974936]  ? kasan_check_read+0x11/0x20
[  669.979073]  ? ___ratelimit+0x3b4/0x672
[  669.983040]  ? trace_hardirqs_off_caller+0x310/0x310
[  669.988135]  ? trace_hardirqs_on+0x310/0x310
[  669.992536]  ? lock_downgrade+0x900/0x900
[  669.996703]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  670.001801]  ? ___ratelimit+0x3b9/0x672
[  670.005772]  ? idr_get_free+0xf70/0xf70
[  670.009740]  ? kasan_check_read+0x11/0x20
[  670.013883]  ? do_raw_spin_unlock+0xa7/0x330
[  670.018294]  oom_kill_process.cold.27+0x10/0x903
[  670.023045]  ? zap_class+0x640/0x640
[  670.026751]  ? _raw_spin_unlock+0x2c/0x50
[  670.030910]  ? oom_badness+0xe6/0xaa0
[  670.034701]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  670.039620]  ? kasan_check_read+0x11/0x20
[  670.043763]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  670.049035]  ? oom_evaluate_task+0x540/0x540
[  670.053439]  ? find_held_lock+0x36/0x1c0
[  670.057500]  ? out_of_memory+0x974/0x1430
[  670.061643]  ? lock_downgrade+0x900/0x900
[  670.065788]  ? check_preemption_disabled+0x48/0x280
[  670.070798]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  670.075726]  ? kasan_check_read+0x11/0x20
[  670.079866]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  670.085142]  ? rcu_softirq_qs+0x20/0x20
[  670.089112]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  670.094638]  ? oom_evaluate_task+0x302/0x540
[  670.099040]  out_of_memory+0xa84/0x1430
[  670.103012]  ? oom_killer_disable+0x3a0/0x3a0
[  670.107517]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  670.112441]  ? __ww_mutex_check_waiters+0x160/0x160
[  670.117465]  __alloc_pages_slowpath+0x2354/0x2e10
[  670.122335]  ? warn_alloc+0x120/0x120
[  670.126129]  ? mark_held_locks+0x130/0x130
[  670.130365]  ? find_get_entry+0xaae/0x1120
[  670.134602]  ? filemap_map_pages+0x1a20/0x1a20
[  670.139176]  ? zap_class+0x640/0x640
[  670.142905]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  670.148438]  ? check_preemption_disabled+0x48/0x280
[  670.153445]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  670.158973]  ? should_fail+0x22d/0xd01
[  670.162855]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  670.167954]  ? zap_class+0x640/0x640
[  670.171681]  ? __lock_is_held+0xb5/0x140
[  670.175746]  ? mark_held_locks+0x130/0x130
[  670.179977]  ? lock_release+0xa00/0xa00
[  670.183945]  ? perf_trace_sched_process_exec+0x860/0x860
[  670.189393]  ? xa_load+0x2ba/0x460
[  670.192928]  ? lock_downgrade+0x900/0x900
[  670.197073]  ? __might_sleep+0x95/0x190
[  670.201043]  __alloc_pages_nodemask+0xa80/0xde0
[  670.205714]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  670.210725]  ? __page_cache_alloc+0x191/0x5c0
[  670.215210]  ? xa_load+0x2e1/0x460
[  670.218756]  ? xa_clear_mark+0x40/0x40
[  670.222637]  ? zap_class+0x640/0x640
[  670.226352]  ? zap_class+0x640/0x640
[  670.230077]  ? zap_class+0x640/0x640
[  670.233785]  ? __do_page_cache_readahead+0x663/0x810
[  670.238889]  ? find_held_lock+0x36/0x1c0
[  670.243046]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  670.248592]  alloc_pages_current+0x173/0x350
[  670.253005]  __page_cache_alloc+0x38c/0x5c0
[  670.257316]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  670.262242]  ? kasan_check_read+0x11/0x20
[  670.266391]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  670.271664]  ? generic_perform_write+0x6a0/0x6a0
[  670.276414]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  670.281947]  ? check_preemption_disabled+0x48/0x280
[  670.286965]  filemap_fault+0x1595/0x25f0
[  670.291033]  ? __lock_page_or_retry+0xa00/0xa00
[  670.295702]  ? mark_held_locks+0x130/0x130
[  670.299941]  ? filemap_map_pages+0xd6b/0x1a20
[  670.304433]  ? lock_downgrade+0x900/0x900
[  670.308578]  ? check_preemption_disabled+0x48/0x280
[  670.313593]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  670.318513]  ? kasan_check_read+0x11/0x20
[  670.322656]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  670.327927]  ? rcu_softirq_qs+0x20/0x20
[  670.331909]  ? filemap_map_pages+0xd92/0x1a20
[  670.336410]  ? find_get_entries_tag+0x1400/0x1400
[  670.341249]  ? debug_object_destroy+0x2b0/0x2b0
[  670.345911]  ? lock_pi_update_atomic+0x150/0x150
[  670.350658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  670.356217]  ? lock_acquire+0x1ed/0x520
[  670.360191]  ? ext4_filemap_fault+0x7a/0xad
[  670.364509]  ? lock_release+0xa00/0xa00
[  670.368476]  ? perf_trace_sched_process_exec+0x860/0x860
[  670.373926]  ? print_usage_bug+0xc0/0xc0
[  670.377981]  ? print_usage_bug+0xc0/0xc0
[  670.382046]  ? down_read+0x8d/0x120
[  670.385665]  ? ext4_filemap_fault+0x7a/0xad
[  670.389988]  ? __down_interruptible+0x700/0x700
[  670.394663]  ext4_filemap_fault+0x82/0xad
[  670.398814]  __do_fault+0x100/0x6b0
[  670.402441]  ? pmd_devmap_trans_unstable+0x220/0x220
[  670.407541]  ? mark_held_locks+0x130/0x130
[  670.411771]  ? mark_held_locks+0x130/0x130
[  670.416019]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  670.421556]  __handle_mm_fault+0x3ea0/0x5be0
[  670.425958]  ? perf_trace_lock+0x7a0/0x7a0
[  670.430197]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  670.435053]  ? zap_class+0x640/0x640
[  670.438757]  ? zap_class+0x640/0x640
[  670.442463]  ? __x64_sys_futex+0x53e/0x6a0
[  670.446695]  ? find_held_lock+0x36/0x1c0
[  670.450759]  ? handle_mm_fault+0x42a/0xc70
[  670.455016]  ? lock_downgrade+0x900/0x900
[  670.459158]  ? check_preemption_disabled+0x48/0x280
[  670.464185]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  670.469108]  ? kasan_check_read+0x11/0x20
[  670.473250]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  670.478515]  ? rcu_softirq_qs+0x20/0x20
[  670.482483]  ? trace_hardirqs_off_caller+0x310/0x310
[  670.487576]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  670.493106]  ? check_preemption_disabled+0x48/0x280
[  670.498118]  handle_mm_fault+0x54f/0xc70
[  670.502169]  ? __handle_mm_fault+0x5be0/0x5be0
[  670.506741]  ? find_vma+0x34/0x190
[  670.510274]  __do_page_fault+0x5e8/0xe60
[  670.514325]  ? trace_hardirqs_off+0xb8/0x310
[  670.518721]  ? retint_kernel+0x2d/0x2d
[  670.522604]  do_page_fault+0xf2/0x7e0
[  670.526396]  ? vmalloc_sync_all+0x30/0x30
[  670.530554]  ? error_entry+0x70/0xd0
[  670.534259]  ? trace_hardirqs_off_caller+0xbb/0x310
[  670.539268]  ? trace_hardirqs_on_caller+0xc0/0x310
[  670.544193]  ? syscall_return_slowpath+0x5e0/0x5e0
[  670.549117]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  670.553972]  ? trace_hardirqs_on_caller+0x310/0x310
[  670.558980]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  670.564427]  ? prepare_exit_to_usermode+0x291/0x3b0
[  670.569437]  ? page_fault+0x8/0x30
[  670.572971]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  670.577810]  ? page_fault+0x8/0x30
[  670.581344]  page_fault+0x1e/0x30
[  670.584794] RIP: 0033:0x45ddf3
[  670.587991] Code: Bad RIP value.
[  670.591345] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  670.596714] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  670.603973] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  670.611229] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  670.618485] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  670.625746] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  670.633031] warn_alloc_show_mem: 1 callbacks suppressed
[  670.633042] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  670.633043] Mem-Info:
[  670.633070] active_anon:48059 inactive_anon:331 isolated_anon:0
[  670.633070]  active_file:11 inactive_file:12 isolated_file:0
[  670.633070]  unevictable:0 dirty:0 writeback:0 unstable:0
[  670.633070]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  670.633070]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  670.633070]  free:13684 free_pcp:349 free_cma:0
[  670.638405] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  670.645240] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  670.647627] Call Trace:
[  670.680478] 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
[  670.689823]  dump_stack+0x244/0x39d
[  670.717458] lowmem_reserve[]: 0 2818 6321 6321
[  670.720034]  ? dump_stack_print_info.cold.1+0x20/0x20
[  670.746103] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  670.749720]  warn_alloc.cold.116+0xb7/0x1bd
[  670.754279] lowmem_reserve[]: 0 0 3503 3503
[  670.759450]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  670.786912] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  670.791231]  ? lock_downgrade+0x900/0x900
[  670.795520] lowmem_reserve[]: 0 0 0 0
[  670.800349]  ? trace_hardirqs_off+0xb8/0x310
[  670.829370] 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
[  670.833502]  ? trace_hardirqs_off+0xb8/0x310
[  670.837265] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  670.841659]  __alloc_pages_slowpath+0x26e8/0x2e10
[  670.855414] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  670.859854]  ? warn_alloc+0x120/0x120
[  670.874978] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  670.879795]  ? print_usage_bug+0xc0/0xc0
[  670.894072] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  670.897960]  ? warn_alloc+0x120/0x120
[  670.906767] 403 total pagecache pages
[  670.910846]  ? warn_alloc+0x120/0x120
[  670.919392] 0 pages in swap cache
[  670.923185]  ? print_usage_bug+0xc0/0xc0
[  670.926959] Swap cache stats: add 0, delete 0, find 0/0
[  670.930743]  ? print_usage_bug+0xc0/0xc0
[  670.934181] Free swap  = 0kB
[  670.938227]  ? __lock_acquire+0x62f/0x4c20
[  670.943557] Total swap = 0kB
[  670.947616]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  670.950604] 1965979 pages RAM
[  670.954824]  ? should_fail+0x22d/0xd01
[  670.957811] 0 pages HighMem/MovableOnly
[  670.963331]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  670.966407] 342853 pages reserved
[  670.970275]  ? __lock_acquire+0x62f/0x4c20
[  670.974218] 0 pages cma reserved
[  670.979304]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  670.982783] aoe: skb alloc failure
[  670.986964]  ? __lock_acquire+0x62f/0x4c20
[  670.990323] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  670.995382]  ? should_fail+0x22d/0xd01
[  670.998895] syz-fuzzer cpuset=/ mems_allowed=0
[  671.003111]  ? find_held_lock+0x36/0x1c0
[  671.025789]  ? mark_held_locks+0x130/0x130
[  671.030025]  ? mark_held_locks+0x130/0x130
[  671.034251]  ? zap_class+0x640/0x640
[  671.037964]  ? mark_held_locks+0xc7/0x130
[  671.042193]  ? do_raw_spin_unlock+0xa7/0x330
[  671.046595]  ? zap_class+0x640/0x640
[  671.050299]  ? print_usage_bug+0xc0/0xc0
[  671.054354]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  671.059886]  ? check_preemption_disabled+0x48/0x280
[  671.064904]  ? __lock_is_held+0xb5/0x140
[  671.068981]  __alloc_pages_nodemask+0xa80/0xde0
[  671.073659]  ? zap_class+0x640/0x640
[  671.077384]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  671.082402]  ? find_held_lock+0x36/0x1c0
[  671.086460]  ? ____cache_alloc_node+0x1c7/0x1e0
[  671.091123]  ? lock_downgrade+0x900/0x900
[  671.095270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  671.100802]  cache_grow_begin+0xa5/0x8c0
[  671.104854]  ? do_raw_spin_unlock+0xa7/0x330
[  671.109371]  fallback_alloc+0x204/0x2e0
[  671.113355]  ____cache_alloc_node+0x1c7/0x1e0
[  671.117844]  kmem_cache_alloc_node+0xe3/0x730
[  671.122331]  ? ipv6_get_ifaddr+0x42e/0x620
[  671.126568]  __alloc_skb+0x119/0x770
[  671.130275]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  671.135554]  ? netdev_alloc_frag+0x1f0/0x1f0
[  671.139954]  ? lock_downgrade+0x900/0x900
[  671.144098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  671.149624]  ? refcount_sub_and_test_checked+0x203/0x310
[  671.155068]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  671.160523]  ? addrconf_rs_timer+0x690/0x690
[  671.164946]  ndisc_alloc_skb+0x144/0x340
[  671.169002]  ndisc_send_rs+0x331/0x6e0
[  671.172885]  addrconf_rs_timer+0x314/0x690
[  671.177114]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  671.181345]  call_timer_fn+0x272/0x920
[  671.185218]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  671.189443]  ? process_timeout+0x40/0x40
[  671.193500]  ? __run_timers+0x7da/0xc70
[  671.197468]  ? _raw_spin_unlock_irq+0x27/0x80
[  671.201955]  ? _raw_spin_unlock_irq+0x27/0x80
[  671.206447]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  671.210675]  ? lockdep_hardirqs_on+0x296/0x5b0
[  671.215247]  ? trace_hardirqs_on+0xbd/0x310
[  671.219558]  ? kasan_check_read+0x11/0x20
[  671.223692]  ? __run_timers+0x7da/0xc70
[  671.227667]  ? trace_hardirqs_off_caller+0x310/0x310
[  671.232764]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  671.236995]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  671.241229]  __run_timers+0x7e5/0xc70
[  671.245026]  ? timer_fixup_init+0x70/0x70
[  671.249160]  ? _raw_spin_unlock_irq+0x27/0x80
[  671.253640]  ? _raw_spin_unlock_irq+0x27/0x80
[  671.258123]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  671.262696]  ? trace_hardirqs_on+0xbd/0x310
[  671.267024]  ? kasan_check_read+0x11/0x20
[  671.271161]  ? finish_task_switch+0x1f4/0x910
[  671.275667]  ? trace_hardirqs_off_caller+0x310/0x310
[  671.280774]  ? compat_start_thread+0x80/0x80
[  671.285191]  ? pvclock_read_flags+0x160/0x160
[  671.289672]  ? __switch_to_asm+0x34/0x70
[  671.293727]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  671.299254]  ? check_preemption_disabled+0x48/0x280
[  671.304266]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  671.309792]  ? rcu_pm_notify+0xc0/0xc0
[  671.313670]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  671.319196]  ? check_preemption_disabled+0x48/0x280
[  671.324208]  run_timer_softirq+0x52/0xb0
[  671.328258]  ? rcu_read_lock_sched_held+0x14f/0x180
[  671.333265]  __do_softirq+0x308/0xb7e
[  671.337098]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  671.342201]  ? schedule+0x108/0x460
[  671.345837]  ? trace_hardirqs_off+0xb8/0x310
[  671.350243]  ? smpboot_thread_fn+0x68b/0xa00
[  671.354646]  ? trace_hardirqs_on+0x310/0x310
[  671.359054]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  671.364681]  ? check_preemption_disabled+0x48/0x280
[  671.369697]  ? takeover_tasklets+0xa90/0xa90
[  671.374123]  run_ksoftirqd+0x5e/0x100
[  671.377926]  smpboot_thread_fn+0x68b/0xa00
[  671.382158]  ? sort_range+0x30/0x30
[  671.385780]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  671.390876]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  671.396401]  ? __kthread_parkme+0xfb/0x1a0
[  671.400628]  ? sort_range+0x30/0x30
[  671.404248]  kthread+0x35a/0x440
[  671.407608]  ? kthread_stop+0x900/0x900
[  671.411581]  ret_from_fork+0x3a/0x50
[  671.415327] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  671.415409] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  671.422334] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  671.422339] Call Trace:
[  671.422345]  <IRQ>
[  671.422359]  dump_stack+0x244/0x39d
[  671.422377]  ? dump_stack_print_info.cold.1+0x20/0x20
[  671.428898] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  671.438193]  warn_alloc.cold.116+0xb7/0x1bd
[  671.440741] ksoftirqd/0 cpuset=/ mems_allowed=0
[  671.442888]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  671.475724]  ? lock_downgrade+0x900/0x900
[  671.479872]  ? trace_hardirqs_off+0xb8/0x310
[  671.484280]  ? trace_hardirqs_off+0xb8/0x310
[  671.488689]  __alloc_pages_slowpath+0x26e8/0x2e10
[  671.493559]  ? warn_alloc+0x120/0x120
[  671.497357]  ? warn_alloc+0x120/0x120
[  671.501154]  ? __lock_acquire+0x62f/0x4c20
[  671.505380]  ? warn_alloc+0x120/0x120
[  671.509177]  ? print_usage_bug+0xc0/0xc0
[  671.513233]  ? print_usage_bug+0xc0/0xc0
[  671.517284]  ? mark_held_locks+0x130/0x130
[  671.521512]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  671.527047]  ? should_fail+0x22d/0xd01
[  671.530924]  ? zap_class+0x640/0x640
[  671.534632]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  671.539726]  ? __lock_acquire+0x62f/0x4c20
[  671.544041]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  671.549139]  ? should_fail+0x22d/0xd01
[  671.553030]  ? mark_held_locks+0x130/0x130
[  671.557255]  ? mark_held_locks+0x130/0x130
[  671.561481]  ? lock_downgrade+0x900/0x900
[  671.565620]  ? zap_class+0x640/0x640
[  671.569327]  ? zap_class+0x640/0x640
[  671.573036]  ? zap_class+0x640/0x640
[  671.576739]  ? do_raw_spin_unlock+0xa7/0x330
[  671.581143]  ? trace_hardirqs_on+0x310/0x310
[  671.585544]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  671.591076]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  671.596601]  ? check_preemption_disabled+0x48/0x280
[  671.601613]  ? __lock_is_held+0xb5/0x140
[  671.605689]  __alloc_pages_nodemask+0xa80/0xde0
[  671.610344]  ? zap_class+0x640/0x640
[  671.614055]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  671.619085]  ? find_held_lock+0x36/0x1c0
[  671.623143]  ? ____cache_alloc_node+0x1c7/0x1e0
[  671.627799]  ? lock_downgrade+0x900/0x900
[  671.631939]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  671.637467]  cache_grow_begin+0xa5/0x8c0
[  671.641516]  ? do_raw_spin_unlock+0xa7/0x330
[  671.645935]  fallback_alloc+0x204/0x2e0
[  671.649906]  ____cache_alloc_node+0x1c7/0x1e0
[  671.654394]  kmem_cache_alloc_node+0xe3/0x730
[  671.658879]  ? lockdep_hardirqs_on+0x296/0x5b0
[  671.663460]  __alloc_skb+0x119/0x770
[  671.667160]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  671.672517]  ? netdev_alloc_frag+0x1f0/0x1f0
[  671.676919]  ? vprintk_default+0x28/0x30
[  671.681110]  ? vprintk_func+0x85/0x181
[  671.685003]  ? printk+0xa7/0xcf
[  671.688269]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  671.693022]  new_skb+0x26/0x1c0
[  671.696294]  aoecmd_cfg+0x279/0x7f0
[  671.699916]  ? find_held_lock+0x36/0x1c0
[  671.703968]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  671.708368]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  671.713904]  ? __lock_is_held+0xb5/0x140
[  671.717961]  discover_timer+0x50/0x60
[  671.721749]  call_timer_fn+0x272/0x920
[  671.725625]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  671.730458]  ? process_timeout+0x40/0x40
[  671.734513]  ? mark_held_locks+0xc7/0x130
[  671.738647]  ? _raw_spin_unlock_irq+0x27/0x80
[  671.743130]  ? _raw_spin_unlock_irq+0x27/0x80
[  671.747607]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  671.752436]  ? lockdep_hardirqs_on+0x296/0x5b0
[  671.757008]  ? trace_hardirqs_on+0xbd/0x310
[  671.761314]  ? kasan_check_read+0x11/0x20
[  671.765460]  ? __run_timers+0x7da/0xc70
[  671.769423]  ? trace_hardirqs_off_caller+0x310/0x310
[  671.774526]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  671.779354]  __run_timers+0x7e5/0xc70
[  671.783149]  ? timer_fixup_init+0x70/0x70
[  671.787293]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  671.792301]  ? zap_class+0x640/0x640
[  671.796006]  ? print_usage_bug+0xc0/0xc0
[  671.800055]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  671.805240]  ? find_held_lock+0x36/0x1c0
[  671.809293]  ? zap_class+0x640/0x640
[  671.812999]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  671.818524]  ? check_preemption_disabled+0x48/0x280
[  671.823532]  ? __lock_is_held+0xb5/0x140
[  671.827599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  671.833123]  ? check_preemption_disabled+0x48/0x280
[  671.838129]  run_timer_softirq+0x52/0xb0
[  671.842177]  ? rcu_read_lock_sched_held+0x14f/0x180
[  671.847657]  __do_softirq+0x308/0xb7e
[  671.851455]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  671.855946]  ? lock_downgrade+0x900/0x900
[  671.860092]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  671.865204]  ? pvclock_read_flags+0x160/0x160
[  671.869697]  ? lapic_next_event+0x5a/0x90
[  671.873840]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  671.879370]  ? kvm_clock_read+0x18/0x30
[  671.883327]  ? kvm_sched_clock_read+0x9/0x20
[  671.887723]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  671.893249]  ? check_preemption_disabled+0x48/0x280
[  671.898905]  irq_exit+0x17f/0x1c0
[  671.902349]  smp_apic_timer_interrupt+0x1cb/0x760
[  671.907177]  ? smp_reschedule_interrupt+0x109/0x650
[  671.912179]  ? smp_call_function_single_interrupt+0x650/0x650
[  671.918058]  ? interrupt_entry+0xb5/0xc0
[  671.922111]  ? trace_hardirqs_off_caller+0xbb/0x310
[  671.927126]  ? trace_hardirqs_off_caller+0xbb/0x310
[  671.932134]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  671.936968]  ? trace_hardirqs_on_caller+0x310/0x310
[  671.941971]  ? trace_hardirqs_on_caller+0x310/0x310
[  671.946974]  ? task_prio+0x50/0x50
[  671.950505]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  671.956030]  ? check_preemption_disabled+0x48/0x280
[  671.961039]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  671.965873]  apic_timer_interrupt+0xf/0x20
[  671.970087]  </IRQ>
[  671.972312] RIP: 0010:console_unlock+0x102f/0x1190
[  671.977229] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  671.996113] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  672.003822] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  672.011075] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  672.018328] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  672.025583] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  672.032845] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  672.040190]  ? netconsole_netdev_event+0x280/0x280
[  672.045115]  ? console_unlock+0x1026/0x1190
[  672.049443]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  672.054105]  ? vprintk_emit+0x846/0x990
[  672.058076]  ? lock_release+0xa00/0xa00
[  672.062048]  ? trace_hardirqs_on+0x70/0x310
[  672.066364]  ? vprintk_default+0x28/0x30
[  672.070423]  ? trace_hardirqs_off_caller+0x310/0x310
[  672.075518]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  672.081073]  vprintk_emit+0x391/0x990
[  672.084874]  ? wake_up_klogd+0x180/0x180
[  672.088933]  ? find_held_lock+0x11/0x1c0
[  672.092993]  ? mark_held_locks+0xc7/0x130
[  672.097152]  ? _raw_spin_unlock_irq+0x27/0x80
[  672.101650]  ? _raw_spin_unlock_irq+0x27/0x80
[  672.106240]  vprintk_default+0x28/0x30
[  672.110123]  vprintk_func+0x7e/0x181
[  672.113834]  printk+0xa7/0xcf
[  672.116930]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  672.121680]  ? _raw_spin_unlock_irq+0x60/0x80
[  672.126178]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  672.131458]  dump_header+0x7cc/0xf72
[  672.135174]  ? pagefault_out_of_memory+0x197/0x197
[  672.140104]  ? __lock_acquire+0x62f/0x4c20
[  672.144346]  ? percpu_ref_get_many+0x240/0x240
[  672.148922]  ? print_usage_bug+0xc0/0xc0
[  672.152980]  ? zap_class+0x640/0x640
[  672.156693]  ? print_usage_bug+0xc0/0xc0
[  672.160751]  ? zap_class+0x640/0x640
[  672.164464]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  672.169996]  ? find_held_lock+0x36/0x1c0
[  672.174052]  ? mark_held_locks+0xc7/0x130
[  672.178190]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  672.183285]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  672.188400]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  672.192987]  ? trace_hardirqs_on+0xbd/0x310
[  672.197300]  ? kasan_check_read+0x11/0x20
[  672.201441]  ? ___ratelimit+0x3b4/0x672
[  672.205412]  ? trace_hardirqs_off_caller+0x310/0x310
[  672.210511]  ? trace_hardirqs_on+0x310/0x310
[  672.214912]  ? lock_downgrade+0x900/0x900
[  672.219054]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  672.224151]  ? ___ratelimit+0x3b9/0x672
[  672.228122]  ? idr_get_free+0xf70/0xf70
[  672.232085]  ? kasan_check_read+0x11/0x20
[  672.236228]  ? do_raw_spin_unlock+0xa7/0x330
[  672.240644]  oom_kill_process.cold.27+0x10/0x903
[  672.245409]  ? zap_class+0x640/0x640
[  672.249117]  ? _raw_spin_unlock+0x2c/0x50
[  672.253255]  ? oom_badness+0xe6/0xaa0
[  672.257058]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  672.261978]  ? kasan_check_read+0x11/0x20
[  672.266118]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  672.271390]  ? oom_evaluate_task+0x540/0x540
[  672.275793]  ? find_held_lock+0x36/0x1c0
[  672.279853]  ? out_of_memory+0x974/0x1430
[  672.283990]  ? lock_downgrade+0x900/0x900
[  672.288128]  ? check_preemption_disabled+0x48/0x280
[  672.293138]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  672.298060]  ? kasan_check_read+0x11/0x20
[  672.302197]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  672.307466]  ? rcu_softirq_qs+0x20/0x20
[  672.311435]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  672.316978]  ? oom_evaluate_task+0x302/0x540
[  672.321384]  out_of_memory+0xa84/0x1430
[  672.325358]  ? oom_killer_disable+0x3a0/0x3a0
[  672.329844]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  672.334780]  ? __ww_mutex_check_waiters+0x160/0x160
[  672.339797]  __alloc_pages_slowpath+0x2354/0x2e10
[  672.344658]  ? warn_alloc+0x120/0x120
[  672.348451]  ? mark_held_locks+0x130/0x130
[  672.352682]  ? find_get_entry+0xaae/0x1120
[  672.356920]  ? filemap_map_pages+0x1a20/0x1a20
[  672.361498]  ? zap_class+0x640/0x640
[  672.365212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  672.370742]  ? check_preemption_disabled+0x48/0x280
[  672.375752]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  672.381286]  ? should_fail+0x22d/0xd01
[  672.385203]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  672.390300]  ? zap_class+0x640/0x640
[  672.394032]  ? __lock_is_held+0xb5/0x140
[  672.398096]  ? mark_held_locks+0x130/0x130
[  672.402342]  ? lock_release+0xa00/0xa00
[  672.406314]  ? perf_trace_sched_process_exec+0x860/0x860
[  672.411758]  ? xa_load+0x2ba/0x460
[  672.415294]  ? lock_downgrade+0x900/0x900
[  672.419442]  ? __might_sleep+0x95/0x190
[  672.423414]  __alloc_pages_nodemask+0xa80/0xde0
[  672.428080]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  672.433115]  ? __page_cache_alloc+0x191/0x5c0
[  672.437599]  ? xa_load+0x2e1/0x460
[  672.441144]  ? xa_clear_mark+0x40/0x40
[  672.445043]  ? zap_class+0x640/0x640
[  672.448758]  ? zap_class+0x640/0x640
[  672.452474]  ? zap_class+0x640/0x640
[  672.456179]  ? __do_page_cache_readahead+0x663/0x810
[  672.461278]  ? find_held_lock+0x36/0x1c0
[  672.465354]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  672.470897]  alloc_pages_current+0x173/0x350
[  672.475305]  __page_cache_alloc+0x38c/0x5c0
[  672.479626]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  672.484545]  ? kasan_check_read+0x11/0x20
[  672.488682]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  672.493961]  ? generic_perform_write+0x6a0/0x6a0
[  672.498723]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  672.504263]  ? check_preemption_disabled+0x48/0x280
[  672.509280]  filemap_fault+0x1595/0x25f0
[  672.513344]  ? __lock_page_or_retry+0xa00/0xa00
[  672.518019]  ? mark_held_locks+0x130/0x130
[  672.522255]  ? filemap_map_pages+0xd6b/0x1a20
[  672.526745]  ? lock_downgrade+0x900/0x900
[  672.530884]  ? check_preemption_disabled+0x48/0x280
[  672.535896]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  672.540815]  ? kasan_check_read+0x11/0x20
[  672.544954]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  672.550224]  ? rcu_softirq_qs+0x20/0x20
[  672.554201]  ? filemap_map_pages+0xd92/0x1a20
[  672.558696]  ? find_get_entries_tag+0x1400/0x1400
[  672.563536]  ? debug_object_destroy+0x2b0/0x2b0
[  672.568200]  ? lock_pi_update_atomic+0x150/0x150
[  672.572942]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  672.578477]  ? lock_acquire+0x1ed/0x520
[  672.582438]  ? ext4_filemap_fault+0x7a/0xad
[  672.586755]  ? lock_release+0xa00/0xa00
[  672.590739]  ? perf_trace_sched_process_exec+0x860/0x860
[  672.596182]  ? print_usage_bug+0xc0/0xc0
[  672.600233]  ? print_usage_bug+0xc0/0xc0
[  672.604291]  ? down_read+0x8d/0x120
[  672.607904]  ? ext4_filemap_fault+0x7a/0xad
[  672.612220]  ? __down_interruptible+0x700/0x700
[  672.616890]  ext4_filemap_fault+0x82/0xad
[  672.621035]  __do_fault+0x100/0x6b0
[  672.624656]  ? pmd_devmap_trans_unstable+0x220/0x220
[  672.629756]  ? mark_held_locks+0x130/0x130
[  672.633984]  ? mark_held_locks+0x130/0x130
[  672.638224]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  672.643773]  __handle_mm_fault+0x3ea0/0x5be0
[  672.648177]  ? perf_trace_lock+0x7a0/0x7a0
[  672.652414]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  672.657268]  ? zap_class+0x640/0x640
[  672.660977]  ? zap_class+0x640/0x640
[  672.664684]  ? __x64_sys_futex+0x53e/0x6a0
[  672.668925]  ? find_held_lock+0x36/0x1c0
[  672.672992]  ? handle_mm_fault+0x42a/0xc70
[  672.677224]  ? lock_downgrade+0x900/0x900
[  672.681365]  ? check_preemption_disabled+0x48/0x280
[  672.686372]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  672.691294]  ? kasan_check_read+0x11/0x20
[  672.695435]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  672.700726]  ? rcu_softirq_qs+0x20/0x20
[  672.704798]  ? trace_hardirqs_off_caller+0x310/0x310
[  672.709907]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  672.715450]  ? check_preemption_disabled+0x48/0x280
[  672.720476]  handle_mm_fault+0x54f/0xc70
[  672.724541]  ? __handle_mm_fault+0x5be0/0x5be0
[  672.729122]  ? find_vma+0x34/0x190
[  672.732667]  __do_page_fault+0x5e8/0xe60
[  672.736726]  ? trace_hardirqs_off+0xb8/0x310
[  672.741134]  ? retint_kernel+0x2d/0x2d
[  672.745026]  do_page_fault+0xf2/0x7e0
[  672.748921]  ? vmalloc_sync_all+0x30/0x30
[  672.753067]  ? error_entry+0x70/0xd0
[  672.756788]  ? trace_hardirqs_off_caller+0xbb/0x310
[  672.761803]  ? trace_hardirqs_on_caller+0xc0/0x310
[  672.766735]  ? syscall_return_slowpath+0x5e0/0x5e0
[  672.771656]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  672.776497]  ? trace_hardirqs_on_caller+0x310/0x310
[  672.781517]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  672.786971]  ? prepare_exit_to_usermode+0x291/0x3b0
[  672.791984]  ? page_fault+0x8/0x30
[  672.795525]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  672.800368]  ? page_fault+0x8/0x30
[  672.803905]  page_fault+0x1e/0x30
[  672.807371] RIP: 0033:0x45ddf3
[  672.810591] Code: Bad RIP value.
[  672.813949] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  672.819311] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  672.826586] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  672.833849] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  672.841106] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  672.848844] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  672.856122] warn_alloc_show_mem: 1 callbacks suppressed
[  672.856132] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  672.856133] Mem-Info:
[  672.856163] active_anon:48059 inactive_anon:331 isolated_anon:0
[  672.856163]  active_file:11 inactive_file:12 isolated_file:0
[  672.856163]  unevictable:0 dirty:0 writeback:0 unstable:0
[  672.856163]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  672.856163]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  672.856163]  free:13684 free_pcp:349 free_cma:0
[  672.861494] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  672.868338] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  672.870721] Call Trace:
[  672.903578] 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
[  672.912920]  dump_stack+0x244/0x39d
[  672.940553] lowmem_reserve[]: 0 2818 6321 6321
[  672.943151]  ? dump_stack_print_info.cold.1+0x20/0x20
[  672.969228] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  672.972849]  warn_alloc.cold.116+0xb7/0x1bd
[  672.977391] lowmem_reserve[]: 0 0 3503 3503
[  672.982575]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  673.010036] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  673.014343]  ? lock_downgrade+0x900/0x900
[  673.018628] lowmem_reserve[]: 0 0 0 0
[  673.023460]  ? trace_hardirqs_off+0xb8/0x310
[  673.052486] 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
[  673.056626]  ? trace_hardirqs_off+0xb8/0x310
[  673.060386] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  673.064792]  __alloc_pages_slowpath+0x26e8/0x2e10
[  673.078273] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  673.082696]  ? warn_alloc+0x120/0x120
[  673.097825] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  673.102648]  ? print_usage_bug+0xc0/0xc0
[  673.116918] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  673.116926] 403 total pagecache pages
[  673.120707]  ? warn_alloc+0x120/0x120
[  673.129517] 0 pages in swap cache
[  673.133563]  ? warn_alloc+0x120/0x120
[  673.142109] Swap cache stats: add 0, delete 0, find 0/0
[  673.145891]  ? print_usage_bug+0xc0/0xc0
[  673.149671] Free swap  = 0kB
[  673.153105]  ? print_usage_bug+0xc0/0xc0
[  673.156876] Total swap = 0kB
[  673.162222]  ? __lock_acquire+0x62f/0x4c20
[  673.166249] 1965979 pages RAM
[  673.169253]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  673.173280] 0 pages HighMem/MovableOnly
[  673.176281]  ? should_fail+0x22d/0xd01
[  673.180483] 342853 pages reserved
[  673.183572]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  673.189073] 0 pages cma reserved
[  673.193024]  ? __lock_acquire+0x62f/0x4c20
[  673.196932] aoe: skb alloc failure
[  673.200318]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  673.205438] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  673.208740]  ? __lock_acquire+0x62f/0x4c20
[  673.212945] syz-fuzzer cpuset=/ mems_allowed=0
[  673.216459]  ? should_fail+0x22d/0xd01
[  673.216472]  ? find_held_lock+0x36/0x1c0
[  673.248456]  ? mark_held_locks+0x130/0x130
[  673.252690]  ? mark_held_locks+0x130/0x130
[  673.256915]  ? zap_class+0x640/0x640
[  673.260637]  ? zap_class+0x640/0x640
[  673.264344]  ? print_usage_bug+0xc0/0xc0
[  673.268393]  ? do_raw_spin_unlock+0xa7/0x330
[  673.272798]  ? zap_class+0x640/0x640
[  673.276502]  ? print_usage_bug+0xc0/0xc0
[  673.280562]  ? wq_watchdog_touch+0x9c/0xfe
[  673.284791]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  673.290315]  ? check_preemption_disabled+0x48/0x280
[  673.295331]  ? __lock_is_held+0xb5/0x140
[  673.299388]  __alloc_pages_nodemask+0xa80/0xde0
[  673.304051]  ? zap_class+0x640/0x640
[  673.307760]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  673.312791]  ? find_held_lock+0x36/0x1c0
[  673.316938]  ? ____cache_alloc_node+0x1c7/0x1e0
[  673.321599]  ? lock_downgrade+0x900/0x900
[  673.325744]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  673.331277]  cache_grow_begin+0xa5/0x8c0
[  673.335328]  ? do_raw_spin_unlock+0xa7/0x330
[  673.339735]  fallback_alloc+0x204/0x2e0
[  673.343707]  ____cache_alloc_node+0x1c7/0x1e0
[  673.348192]  kmem_cache_alloc_node+0xe3/0x730
[  673.352679]  ? ipv6_get_ifaddr+0x42e/0x620
[  673.356925]  __alloc_skb+0x119/0x770
[  673.360650]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  673.365924]  ? netdev_alloc_frag+0x1f0/0x1f0
[  673.370321]  ? lock_downgrade+0x900/0x900
[  673.374466]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  673.379994]  ? refcount_sub_and_test_checked+0x203/0x310
[  673.385479]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  673.390924]  ? addrconf_rs_timer+0x690/0x690
[  673.395339]  ndisc_alloc_skb+0x144/0x340
[  673.399398]  ndisc_send_rs+0x331/0x6e0
[  673.403281]  addrconf_rs_timer+0x314/0x690
[  673.407510]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  673.411777]  call_timer_fn+0x272/0x920
[  673.415753]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  673.419989]  ? process_timeout+0x40/0x40
[  673.424051]  ? __run_timers+0x7da/0xc70
[  673.428021]  ? _raw_spin_unlock_irq+0x27/0x80
[  673.432511]  ? _raw_spin_unlock_irq+0x27/0x80
[  673.437012]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  673.441243]  ? lockdep_hardirqs_on+0x296/0x5b0
[  673.445829]  ? trace_hardirqs_on+0xbd/0x310
[  673.450145]  ? kasan_check_read+0x11/0x20
[  673.454289]  ? __run_timers+0x7da/0xc70
[  673.458255]  ? trace_hardirqs_off_caller+0x310/0x310
[  673.463354]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  673.467592]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  673.471820]  __run_timers+0x7e5/0xc70
[  673.475635]  ? timer_fixup_init+0x70/0x70
[  673.479775]  ? _raw_spin_unlock_irq+0x27/0x80
[  673.484377]  ? _raw_spin_unlock_irq+0x27/0x80
[  673.488863]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  673.493441]  ? trace_hardirqs_on+0xbd/0x310
[  673.497771]  ? kasan_check_read+0x11/0x20
[  673.501913]  ? finish_task_switch+0x1f4/0x910
[  673.506402]  ? trace_hardirqs_off_caller+0x310/0x310
[  673.511502]  ? compat_start_thread+0x80/0x80
[  673.515930]  ? pvclock_read_flags+0x160/0x160
[  673.520417]  ? __switch_to_asm+0x34/0x70
[  673.524474]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  673.530003]  ? check_preemption_disabled+0x48/0x280
[  673.535020]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  673.540551]  ? rcu_pm_notify+0xc0/0xc0
[  673.544430]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  673.549981]  ? check_preemption_disabled+0x48/0x280
[  673.554997]  run_timer_softirq+0x52/0xb0
[  673.559053]  ? rcu_read_lock_sched_held+0x14f/0x180
[  673.564064]  __do_softirq+0x308/0xb7e
[  673.567869]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  673.572969]  ? schedule+0x108/0x460
[  673.576599]  ? trace_hardirqs_off+0xb8/0x310
[  673.581010]  ? smpboot_thread_fn+0x68b/0xa00
[  673.585411]  ? trace_hardirqs_on+0x310/0x310
[  673.589814]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  673.595340]  ? check_preemption_disabled+0x48/0x280
[  673.600351]  ? takeover_tasklets+0xa90/0xa90
[  673.604752]  run_ksoftirqd+0x5e/0x100
[  673.608548]  smpboot_thread_fn+0x68b/0xa00
[  673.612796]  ? sort_range+0x30/0x30
[  673.616428]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  673.621726]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  673.627273]  ? __kthread_parkme+0xfb/0x1a0
[  673.631511]  ? sort_range+0x30/0x30
[  673.635136]  kthread+0x35a/0x440
[  673.638503]  ? kthread_stop+0x900/0x900
[  673.642471]  ret_from_fork+0x3a/0x50
[  673.646201] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  673.646263] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  673.653207] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  673.653212] Call Trace:
[  673.653217]  <IRQ>
[  673.653231]  dump_stack+0x244/0x39d
[  673.653249]  ? dump_stack_print_info.cold.1+0x20/0x20
[  673.659760] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  673.669061]  warn_alloc.cold.116+0xb7/0x1bd
[  673.671612] ksoftirqd/0 cpuset=/ mems_allowed=0
[  673.673749]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  673.706792]  ? lock_downgrade+0x900/0x900
[  673.710949]  ? trace_hardirqs_off+0xb8/0x310
[  673.715373]  ? trace_hardirqs_off+0xb8/0x310
[  673.719788]  __alloc_pages_slowpath+0x26e8/0x2e10
[  673.724652]  ? warn_alloc+0x120/0x120
[  673.728450]  ? warn_alloc+0x120/0x120
[  673.732252]  ? warn_alloc+0x120/0x120
[  673.736042]  ? print_usage_bug+0xc0/0xc0
[  673.740094]  ? print_usage_bug+0xc0/0xc0
[  673.744145]  ? ktime_get+0x2c1/0x400
[  673.747855]  ? check_preemption_disabled+0x48/0x280
[  673.752859]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  673.757351]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  673.762883]  ? should_fail+0x22d/0xd01
[  673.766763]  ? kasan_check_read+0x11/0x20
[  673.770901]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  673.775999]  ? __lock_acquire+0x62f/0x4c20
[  673.780229]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  673.785322]  ? should_fail+0x22d/0xd01
[  673.789204]  ? print_usage_bug+0xc0/0xc0
[  673.793267]  ? mark_held_locks+0x130/0x130
[  673.797502]  ? mark_held_locks+0x130/0x130
[  673.801730]  ? check_preemption_disabled+0x48/0x280
[  673.806745]  ? zap_class+0x640/0x640
[  673.810457]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  673.815215]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  673.820747]  ? check_preemption_disabled+0x48/0x280
[  673.825768]  ? __lock_is_held+0xb5/0x140
[  673.829828]  __alloc_pages_nodemask+0xa80/0xde0
[  673.834499]  ? zap_class+0x640/0x640
[  673.838208]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  673.843243]  ? find_held_lock+0x36/0x1c0
[  673.847836]  ? ____cache_alloc_node+0x1c7/0x1e0
[  673.852506]  ? lock_downgrade+0x900/0x900
[  673.856684]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  673.862214]  cache_grow_begin+0xa5/0x8c0
[  673.866265]  ? do_raw_spin_unlock+0xa7/0x330
[  673.870671]  fallback_alloc+0x204/0x2e0
[  673.874643]  ____cache_alloc_node+0x1c7/0x1e0
[  673.879129]  kmem_cache_alloc_node+0xe3/0x730
[  673.883613]  ? lockdep_hardirqs_on+0x296/0x5b0
[  673.888192]  __alloc_skb+0x119/0x770
[  673.891893]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  673.897252]  ? netdev_alloc_frag+0x1f0/0x1f0
[  673.901651]  ? vprintk_default+0x28/0x30
[  673.905698]  ? vprintk_func+0x85/0x181
[  673.909579]  ? printk+0xa7/0xcf
[  673.912850]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  673.917607]  new_skb+0x26/0x1c0
[  673.920874]  aoecmd_cfg+0x279/0x7f0
[  673.924491]  ? find_held_lock+0x36/0x1c0
[  673.928560]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  673.932871]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  673.938406]  ? __lock_is_held+0xb5/0x140
[  673.942486]  discover_timer+0x50/0x60
[  673.946270]  call_timer_fn+0x272/0x920
[  673.950145]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  673.954988]  ? process_timeout+0x40/0x40
[  673.959049]  ? mark_held_locks+0xc7/0x130
[  673.963193]  ? _raw_spin_unlock_irq+0x27/0x80
[  673.967674]  ? _raw_spin_unlock_irq+0x27/0x80
[  673.972157]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  673.976989]  ? lockdep_hardirqs_on+0x296/0x5b0
[  673.981567]  ? trace_hardirqs_on+0xbd/0x310
[  673.985881]  ? kasan_check_read+0x11/0x20
[  673.990028]  ? __run_timers+0x7da/0xc70
[  673.993992]  ? trace_hardirqs_off_caller+0x310/0x310
[  673.999089]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  674.003919]  __run_timers+0x7e5/0xc70
[  674.007718]  ? timer_fixup_init+0x70/0x70
[  674.011861]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  674.016890]  ? zap_class+0x640/0x640
[  674.020603]  ? print_usage_bug+0xc0/0xc0
[  674.024676]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  674.029868]  ? find_held_lock+0x36/0x1c0
[  674.033930]  ? zap_class+0x640/0x640
[  674.037640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  674.043167]  ? check_preemption_disabled+0x48/0x280
[  674.048183]  ? __lock_is_held+0xb5/0x140
[  674.052241]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  674.057769]  ? check_preemption_disabled+0x48/0x280
[  674.062778]  run_timer_softirq+0x52/0xb0
[  674.066827]  ? rcu_read_lock_sched_held+0x14f/0x180
[  674.071830]  __do_softirq+0x308/0xb7e
[  674.075623]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  674.080109]  ? lock_downgrade+0x900/0x900
[  674.084348]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  674.089493]  ? pvclock_read_flags+0x160/0x160
[  674.094165]  ? lapic_next_event+0x5a/0x90
[  674.098353]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  674.103908]  ? kvm_clock_read+0x18/0x30
[  674.107912]  ? kvm_sched_clock_read+0x9/0x20
[  674.112334]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  674.117887]  ? check_preemption_disabled+0x48/0x280
[  674.123009]  irq_exit+0x17f/0x1c0
[  674.126481]  smp_apic_timer_interrupt+0x1cb/0x760
[  674.131330]  ? smp_reschedule_interrupt+0x109/0x650
[  674.136374]  ? smp_call_function_single_interrupt+0x650/0x650
[  674.142266]  ? interrupt_entry+0xb5/0xc0
[  674.146334]  ? trace_hardirqs_off_caller+0xbb/0x310
[  674.151376]  ? trace_hardirqs_off_caller+0xbb/0x310
[  674.156401]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  674.161333]  ? trace_hardirqs_on_caller+0x310/0x310
[  674.166353]  ? trace_hardirqs_on_caller+0x310/0x310
[  674.171376]  ? task_prio+0x50/0x50
[  674.174923]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  674.180501]  ? check_preemption_disabled+0x48/0x280
[  674.185549]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  674.190403]  apic_timer_interrupt+0xf/0x20
[  674.194635]  </IRQ>
[  674.196877] RIP: 0010:console_unlock+0x102f/0x1190
[  674.201818] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  674.220712] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  674.228416] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  674.235682] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  674.242944] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  674.250211] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  674.257472] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  674.264738]  ? netconsole_netdev_event+0x280/0x280
[  674.269667]  ? console_unlock+0x1026/0x1190
[  674.273995]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  674.278650]  ? vprintk_emit+0x846/0x990
[  674.282621]  ? lock_release+0xa00/0xa00
[  674.286590]  ? trace_hardirqs_on+0x70/0x310
[  674.290907]  ? vprintk_default+0x28/0x30
[  674.294959]  ? trace_hardirqs_off_caller+0x310/0x310
[  674.300052]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  674.305585]  vprintk_emit+0x391/0x990
[  674.309379]  ? wake_up_klogd+0x180/0x180
[  674.313438]  ? find_held_lock+0x11/0x1c0
[  674.317498]  ? mark_held_locks+0xc7/0x130
[  674.321644]  ? _raw_spin_unlock_irq+0x27/0x80
[  674.326131]  ? _raw_spin_unlock_irq+0x27/0x80
[  674.330623]  vprintk_default+0x28/0x30
[  674.334503]  vprintk_func+0x7e/0x181
[  674.338216]  printk+0xa7/0xcf
[  674.341319]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  674.346082]  ? _raw_spin_unlock_irq+0x60/0x80
[  674.350579]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  674.355853]  dump_header+0x7cc/0xf72
[  674.359570]  ? pagefault_out_of_memory+0x197/0x197
[  674.364509]  ? __lock_acquire+0x62f/0x4c20
[  674.368754]  ? percpu_ref_get_many+0x240/0x240
[  674.373334]  ? print_usage_bug+0xc0/0xc0
[  674.377389]  ? zap_class+0x640/0x640
[  674.381099]  ? print_usage_bug+0xc0/0xc0
[  674.385154]  ? zap_class+0x640/0x640
[  674.388872]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  674.394404]  ? find_held_lock+0x36/0x1c0
[  674.398474]  ? mark_held_locks+0xc7/0x130
[  674.402629]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  674.407725]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  674.412821]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  674.417399]  ? trace_hardirqs_on+0xbd/0x310
[  674.421712]  ? kasan_check_read+0x11/0x20
[  674.425933]  ? ___ratelimit+0x3b4/0x672
[  674.429898]  ? trace_hardirqs_off_caller+0x310/0x310
[  674.435004]  ? trace_hardirqs_on+0x310/0x310
[  674.439408]  ? lock_downgrade+0x900/0x900
[  674.443591]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  674.448687]  ? ___ratelimit+0x3b9/0x672
[  674.452663]  ? idr_get_free+0xf70/0xf70
[  674.456630]  ? kasan_check_read+0x11/0x20
[  674.460778]  ? do_raw_spin_unlock+0xa7/0x330
[  674.465189]  oom_kill_process.cold.27+0x10/0x903
[  674.469940]  ? zap_class+0x640/0x640
[  674.473646]  ? _raw_spin_unlock+0x2c/0x50
[  674.477804]  ? oom_badness+0xe6/0xaa0
[  674.481605]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  674.486525]  ? kasan_check_read+0x11/0x20
[  674.490669]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  674.495937]  ? oom_evaluate_task+0x540/0x540
[  674.500337]  ? find_held_lock+0x36/0x1c0
[  674.504396]  ? out_of_memory+0x974/0x1430
[  674.508548]  ? lock_downgrade+0x900/0x900
[  674.512686]  ? check_preemption_disabled+0x48/0x280
[  674.517699]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  674.522614]  ? kasan_check_read+0x11/0x20
[  674.526752]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  674.532034]  ? rcu_softirq_qs+0x20/0x20
[  674.536010]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  674.541534]  ? oom_evaluate_task+0x302/0x540
[  674.545938]  out_of_memory+0xa84/0x1430
[  674.549910]  ? oom_killer_disable+0x3a0/0x3a0
[  674.554400]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  674.559332]  ? __ww_mutex_check_waiters+0x160/0x160
[  674.564350]  __alloc_pages_slowpath+0x2354/0x2e10
[  674.569212]  ? warn_alloc+0x120/0x120
[  674.573005]  ? mark_held_locks+0x130/0x130
[  674.577238]  ? find_get_entry+0xaae/0x1120
[  674.581472]  ? filemap_map_pages+0x1a20/0x1a20
[  674.586052]  ? zap_class+0x640/0x640
[  674.589776]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  674.595309]  ? check_preemption_disabled+0x48/0x280
[  674.600321]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  674.605864]  ? should_fail+0x22d/0xd01
[  674.609749]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  674.614848]  ? zap_class+0x640/0x640
[  674.618575]  ? __lock_is_held+0xb5/0x140
[  674.622671]  ? mark_held_locks+0x130/0x130
[  674.626902]  ? lock_release+0xa00/0xa00
[  674.630867]  ? perf_trace_sched_process_exec+0x860/0x860
[  674.636316]  ? xa_load+0x2ba/0x460
[  674.639847]  ? lock_downgrade+0x900/0x900
[  674.643988]  ? __might_sleep+0x95/0x190
[  674.647957]  __alloc_pages_nodemask+0xa80/0xde0
[  674.652628]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  674.657643]  ? __page_cache_alloc+0x191/0x5c0
[  674.662132]  ? xa_load+0x2e1/0x460
[  674.665672]  ? xa_clear_mark+0x40/0x40
[  674.669554]  ? zap_class+0x640/0x640
[  674.673270]  ? zap_class+0x640/0x640
[  674.677026]  ? zap_class+0x640/0x640
[  674.680732]  ? __do_page_cache_readahead+0x663/0x810
[  674.685829]  ? find_held_lock+0x36/0x1c0
[  674.689882]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  674.695419]  alloc_pages_current+0x173/0x350
[  674.699823]  __page_cache_alloc+0x38c/0x5c0
[  674.704138]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  674.709074]  ? kasan_check_read+0x11/0x20
[  674.713213]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  674.718482]  ? generic_perform_write+0x6a0/0x6a0
[  674.723226]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  674.728758]  ? check_preemption_disabled+0x48/0x280
[  674.733768]  filemap_fault+0x1595/0x25f0
[  674.737830]  ? __lock_page_or_retry+0xa00/0xa00
[  674.742499]  ? mark_held_locks+0x130/0x130
[  674.746738]  ? filemap_map_pages+0xd6b/0x1a20
[  674.751230]  ? lock_downgrade+0x900/0x900
[  674.755369]  ? check_preemption_disabled+0x48/0x280
[  674.760383]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  674.765308]  ? kasan_check_read+0x11/0x20
[  674.769465]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  674.774729]  ? rcu_softirq_qs+0x20/0x20
[  674.778722]  ? filemap_map_pages+0xd92/0x1a20
[  674.783224]  ? find_get_entries_tag+0x1400/0x1400
[  674.788067]  ? debug_object_destroy+0x2b0/0x2b0
[  674.792743]  ? lock_pi_update_atomic+0x150/0x150
[  674.797488]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  674.803028]  ? lock_acquire+0x1ed/0x520
[  674.806995]  ? ext4_filemap_fault+0x7a/0xad
[  674.811312]  ? lock_release+0xa00/0xa00
[  674.815273]  ? perf_trace_sched_process_exec+0x860/0x860
[  674.820718]  ? print_usage_bug+0xc0/0xc0
[  674.824789]  ? print_usage_bug+0xc0/0xc0
[  674.828850]  ? down_read+0x8d/0x120
[  674.832469]  ? ext4_filemap_fault+0x7a/0xad
[  674.836786]  ? __down_interruptible+0x700/0x700
[  674.841525]  ext4_filemap_fault+0x82/0xad
[  674.845668]  __do_fault+0x100/0x6b0
[  674.849289]  ? pmd_devmap_trans_unstable+0x220/0x220
[  674.854415]  ? mark_held_locks+0x130/0x130
[  674.858642]  ? mark_held_locks+0x130/0x130
[  674.862880]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  674.868414]  __handle_mm_fault+0x3ea0/0x5be0
[  674.872808]  ? perf_trace_lock+0x7a0/0x7a0
[  674.877128]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  674.881988]  ? zap_class+0x640/0x640
[  674.885693]  ? zap_class+0x640/0x640
[  674.889402]  ? __x64_sys_futex+0x53e/0x6a0
[  674.893636]  ? find_held_lock+0x36/0x1c0
[  674.897697]  ? handle_mm_fault+0x42a/0xc70
[  674.901972]  ? lock_downgrade+0x900/0x900
[  674.906113]  ? check_preemption_disabled+0x48/0x280
[  674.911127]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  674.916051]  ? kasan_check_read+0x11/0x20
[  674.920195]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  674.925465]  ? rcu_softirq_qs+0x20/0x20
[  674.929437]  ? trace_hardirqs_off_caller+0x310/0x310
[  674.934538]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  674.940072]  ? check_preemption_disabled+0x48/0x280
[  674.945090]  handle_mm_fault+0x54f/0xc70
[  674.949147]  ? __handle_mm_fault+0x5be0/0x5be0
[  674.953724]  ? find_vma+0x34/0x190
[  674.957263]  __do_page_fault+0x5e8/0xe60
[  674.961320]  ? trace_hardirqs_off+0xb8/0x310
[  674.965720]  ? retint_kernel+0x2d/0x2d
[  674.969614]  do_page_fault+0xf2/0x7e0
[  674.973409]  ? vmalloc_sync_all+0x30/0x30
[  674.977550]  ? error_entry+0x70/0xd0
[  674.981259]  ? trace_hardirqs_off_caller+0xbb/0x310
[  674.986266]  ? trace_hardirqs_on_caller+0xc0/0x310
[  674.991186]  ? syscall_return_slowpath+0x5e0/0x5e0
[  674.996110]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  675.001038]  ? trace_hardirqs_on_caller+0x310/0x310
[  675.006048]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  675.011496]  ? prepare_exit_to_usermode+0x291/0x3b0
[  675.016505]  ? page_fault+0x8/0x30
[  675.020041]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  675.024875]  ? page_fault+0x8/0x30
[  675.028410]  page_fault+0x1e/0x30
[  675.031853] RIP: 0033:0x45ddf3
[  675.035050] Code: Bad RIP value.
[  675.038407] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  675.043772] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  675.051119] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  675.058387] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  675.065656] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  675.072912] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  675.080188] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  675.080192] warn_alloc_show_mem: 1 callbacks suppressed
[  675.080198] Mem-Info:
[  675.087047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  675.092420] active_anon:48059 inactive_anon:331 isolated_anon:0
[  675.092420]  active_file:11 inactive_file:12 isolated_file:0
[  675.092420]  unevictable:0 dirty:0 writeback:0 unstable:0
[  675.092420]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  675.092420]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  675.092420]  free:13684 free_pcp:349 free_cma:0
[  675.094789] Call Trace:
[  675.104172] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  675.137019]  dump_stack+0x244/0x39d
[  675.139572] 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
[  675.167235]  ? dump_stack_print_info.cold.1+0x20/0x20
[  675.170835] lowmem_reserve[]: 0 2818 6321 6321
[  675.196942]  warn_alloc.cold.116+0xb7/0x1bd
[  675.202123] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  675.206693]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  675.210977] lowmem_reserve[]: 0 0 3503 3503
[  675.238468]  ? lock_downgrade+0x900/0x900
[  675.243279] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  675.247592]  ? trace_hardirqs_off+0xb8/0x310
[  675.251706] lowmem_reserve[]: 0 0 0 0
[  675.280749]  ? trace_hardirqs_off+0xb8/0x310
[  675.285123] 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
[  675.288917]  __alloc_pages_slowpath+0x26e8/0x2e10
[  675.293287] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  675.306950]  ? warn_alloc+0x120/0x120
[  675.311737] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  675.326894]  ? print_usage_bug+0xc0/0xc0
[  675.330667] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  675.344949]  ? warn_alloc+0x120/0x120
[  675.348983] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  675.357806]  ? warn_alloc+0x120/0x120
[  675.361589] 403 total pagecache pages
[  675.370151]  ? print_usage_bug+0xc0/0xc0
[  675.373928] 0 pages in swap cache
[  675.377704]  ? print_usage_bug+0xc0/0xc0
[  675.381755] Swap cache stats: add 0, delete 0, find 0/0
[  675.385189]  ? __lock_acquire+0x62f/0x4c20
[  675.389217] Free swap  = 0kB
[  675.394566]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  675.398770] Total swap = 0kB
[  675.401771]  ? should_fail+0x22d/0xd01
[  675.407278] 1965979 pages RAM
[  675.410300]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  675.414152] 0 pages HighMem/MovableOnly
[  675.417246]  ? __lock_acquire+0x62f/0x4c20
[  675.422311] 342853 pages reserved
[  675.422318] 0 pages cma reserved
[  675.426284]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  675.430538] aoe: skb alloc failure
[  675.433919]  ? __lock_acquire+0x62f/0x4c20
[  675.433931]  ? should_fail+0x22d/0xd01
[  675.433948]  ? find_held_lock+0x36/0x1c0
[  675.437320] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  675.442395]  ? mark_held_locks+0x130/0x130
[  675.445901] syz-fuzzer cpuset=/ mems_allowed=0
[  675.450117]  ? mark_held_locks+0x130/0x130
[  675.481215]  ? zap_class+0x640/0x640
[  675.484924]  ? zap_class+0x640/0x640
[  675.488638]  ? print_usage_bug+0xc0/0xc0
[  675.492688]  ? do_raw_spin_unlock+0xa7/0x330
[  675.497088]  ? zap_class+0x640/0x640
[  675.500789]  ? print_usage_bug+0xc0/0xc0
[  675.504840]  ? wq_watchdog_touch+0x9c/0xfe
[  675.509071]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  675.514600]  ? check_preemption_disabled+0x48/0x280
[  675.519619]  ? __lock_is_held+0xb5/0x140
[  675.523683]  __alloc_pages_nodemask+0xa80/0xde0
[  675.528348]  ? zap_class+0x640/0x640
[  675.532055]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  675.537076]  ? find_held_lock+0x36/0x1c0
[  675.541140]  ? ____cache_alloc_node+0x1c7/0x1e0
[  675.545802]  ? lock_downgrade+0x900/0x900
[  675.549950]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  675.555498]  cache_grow_begin+0xa5/0x8c0
[  675.559552]  ? do_raw_spin_unlock+0xa7/0x330
[  675.563964]  fallback_alloc+0x204/0x2e0
[  675.567932]  ____cache_alloc_node+0x1c7/0x1e0
[  675.572424]  kmem_cache_alloc_node+0xe3/0x730
[  675.576925]  ? ipv6_get_ifaddr+0x42e/0x620
[  675.581157]  __alloc_skb+0x119/0x770
[  675.584886]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  675.590155]  ? netdev_alloc_frag+0x1f0/0x1f0
[  675.594557]  ? lock_downgrade+0x900/0x900
[  675.598709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  675.604235]  ? refcount_sub_and_test_checked+0x203/0x310
[  675.609680]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  675.615123]  ? addrconf_rs_timer+0x690/0x690
[  675.619534]  ndisc_alloc_skb+0x144/0x340
[  675.623596]  ndisc_send_rs+0x331/0x6e0
[  675.627497]  addrconf_rs_timer+0x314/0x690
[  675.631743]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  675.635977]  call_timer_fn+0x272/0x920
[  675.639859]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  675.644086]  ? process_timeout+0x40/0x40
[  675.648143]  ? __run_timers+0x7da/0xc70
[  675.652116]  ? _raw_spin_unlock_irq+0x27/0x80
[  675.656601]  ? _raw_spin_unlock_irq+0x27/0x80
[  675.661103]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  675.665338]  ? lockdep_hardirqs_on+0x296/0x5b0
[  675.669915]  ? trace_hardirqs_on+0xbd/0x310
[  675.674227]  ? kasan_check_read+0x11/0x20
[  675.678369]  ? __run_timers+0x7da/0xc70
[  675.682607]  ? trace_hardirqs_off_caller+0x310/0x310
[  675.687705]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  675.691937]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  675.696163]  __run_timers+0x7e5/0xc70
[  675.699961]  ? timer_fixup_init+0x70/0x70
[  675.704102]  ? _raw_spin_unlock_irq+0x27/0x80
[  675.708592]  ? _raw_spin_unlock_irq+0x27/0x80
[  675.713080]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  675.717656]  ? trace_hardirqs_on+0xbd/0x310
[  675.721968]  ? kasan_check_read+0x11/0x20
[  675.726113]  ? finish_task_switch+0x1f4/0x910
[  675.730706]  ? trace_hardirqs_off_caller+0x310/0x310
[  675.735802]  ? compat_start_thread+0x80/0x80
[  675.740226]  ? pvclock_read_flags+0x160/0x160
[  675.744709]  ? __switch_to_asm+0x34/0x70
[  675.748765]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  675.754310]  ? check_preemption_disabled+0x48/0x280
[  675.759333]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  675.764865]  ? rcu_pm_notify+0xc0/0xc0
[  675.768744]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  675.774272]  ? check_preemption_disabled+0x48/0x280
[  675.779283]  run_timer_softirq+0x52/0xb0
[  675.783341]  ? rcu_read_lock_sched_held+0x14f/0x180
[  675.788350]  __do_softirq+0x308/0xb7e
[  675.792145]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  675.797241]  ? schedule+0x108/0x460
[  675.800867]  ? trace_hardirqs_off+0xb8/0x310
[  675.805267]  ? smpboot_thread_fn+0x68b/0xa00
[  675.809674]  ? trace_hardirqs_on+0x310/0x310
[  675.814094]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  675.819622]  ? check_preemption_disabled+0x48/0x280
[  675.824633]  ? takeover_tasklets+0xa90/0xa90
[  675.829029]  run_ksoftirqd+0x5e/0x100
[  675.832831]  smpboot_thread_fn+0x68b/0xa00
[  675.837059]  ? sort_range+0x30/0x30
[  675.840678]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  675.845779]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  675.851471]  ? __kthread_parkme+0xfb/0x1a0
[  675.855706]  ? sort_range+0x30/0x30
[  675.859345]  kthread+0x35a/0x440
[  675.862708]  ? kthread_stop+0x900/0x900
[  675.866697]  ret_from_fork+0x3a/0x50
[  675.870418] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  675.870485] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  675.877421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  675.877426] Call Trace:
[  675.877432]  <IRQ>
[  675.877445]  dump_stack+0x244/0x39d
[  675.877462]  ? dump_stack_print_info.cold.1+0x20/0x20
[  675.884005] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  675.893266]  warn_alloc.cold.116+0xb7/0x1bd
[  675.895815] ksoftirqd/0 cpuset=/ mems_allowed=0
[  675.897951]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  675.930891]  ? lock_downgrade+0x900/0x900
[  675.935059]  ? trace_hardirqs_off+0xb8/0x310
[  675.939465]  ? trace_hardirqs_off+0xb8/0x310
[  675.943871]  __alloc_pages_slowpath+0x26e8/0x2e10
[  675.948731]  ? warn_alloc+0x120/0x120
[  675.952530]  ? warn_alloc+0x120/0x120
[  675.956326]  ? __lock_acquire+0x62f/0x4c20
[  675.960557]  ? warn_alloc+0x120/0x120
[  675.964349]  ? print_usage_bug+0xc0/0xc0
[  675.968407]  ? print_usage_bug+0xc0/0xc0
[  675.972463]  ? mark_held_locks+0x130/0x130
[  675.976730]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  675.982260]  ? should_fail+0x22d/0xd01
[  675.986147]  ? zap_class+0x640/0x640
[  675.989854]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  675.994946]  ? __lock_acquire+0x62f/0x4c20
[  675.999170]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  676.004263]  ? should_fail+0x22d/0xd01
[  676.008158]  ? mark_held_locks+0x130/0x130
[  676.012386]  ? mark_held_locks+0x130/0x130
[  676.016616]  ? lock_downgrade+0x900/0x900
[  676.020754]  ? zap_class+0x640/0x640
[  676.024458]  ? zap_class+0x640/0x640
[  676.028166]  ? zap_class+0x640/0x640
[  676.031871]  ? do_raw_spin_unlock+0xa7/0x330
[  676.036281]  ? trace_hardirqs_on+0x310/0x310
[  676.040678]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  676.046201]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  676.051730]  ? check_preemption_disabled+0x48/0x280
[  676.056748]  ? __lock_is_held+0xb5/0x140
[  676.060802]  __alloc_pages_nodemask+0xa80/0xde0
[  676.065472]  ? zap_class+0x640/0x640
[  676.069179]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  676.074200]  ? find_held_lock+0x36/0x1c0
[  676.078288]  ? ____cache_alloc_node+0x1c7/0x1e0
[  676.082952]  ? lock_downgrade+0x900/0x900
[  676.087096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  676.092635]  cache_grow_begin+0xa5/0x8c0
[  676.096687]  ? do_raw_spin_unlock+0xa7/0x330
[  676.101107]  fallback_alloc+0x204/0x2e0
[  676.105077]  ____cache_alloc_node+0x1c7/0x1e0
[  676.109570]  kmem_cache_alloc_node+0xe3/0x730
[  676.114055]  ? lockdep_hardirqs_on+0x296/0x5b0
[  676.118636]  __alloc_skb+0x119/0x770
[  676.122336]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  676.127696]  ? netdev_alloc_frag+0x1f0/0x1f0
[  676.132103]  ? vprintk_default+0x28/0x30
[  676.136158]  ? vprintk_func+0x85/0x181
[  676.140040]  ? printk+0xa7/0xcf
[  676.143386]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  676.148140]  new_skb+0x26/0x1c0
[  676.151407]  aoecmd_cfg+0x279/0x7f0
[  676.155024]  ? find_held_lock+0x36/0x1c0
[  676.159078]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  676.163394]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  676.168932]  ? __lock_is_held+0xb5/0x140
[  676.172993]  discover_timer+0x50/0x60
[  676.176787]  call_timer_fn+0x272/0x920
[  676.180684]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  676.185518]  ? process_timeout+0x40/0x40
[  676.189579]  ? mark_held_locks+0xc7/0x130
[  676.193722]  ? _raw_spin_unlock_irq+0x27/0x80
[  676.198210]  ? _raw_spin_unlock_irq+0x27/0x80
[  676.202697]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  676.207532]  ? lockdep_hardirqs_on+0x296/0x5b0
[  676.212109]  ? trace_hardirqs_on+0xbd/0x310
[  676.216427]  ? kasan_check_read+0x11/0x20
[  676.220565]  ? __run_timers+0x7da/0xc70
[  676.224541]  ? trace_hardirqs_off_caller+0x310/0x310
[  676.229648]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  676.234484]  __run_timers+0x7e5/0xc70
[  676.238289]  ? timer_fixup_init+0x70/0x70
[  676.242432]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  676.247442]  ? zap_class+0x640/0x640
[  676.251155]  ? print_usage_bug+0xc0/0xc0
[  676.255209]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  676.260396]  ? find_held_lock+0x36/0x1c0
[  676.264452]  ? zap_class+0x640/0x640
[  676.268166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  676.273696]  ? check_preemption_disabled+0x48/0x280
[  676.278715]  ? __lock_is_held+0xb5/0x140
[  676.282772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  676.288300]  ? check_preemption_disabled+0x48/0x280
[  676.293311]  run_timer_softirq+0x52/0xb0
[  676.297366]  ? rcu_read_lock_sched_held+0x14f/0x180
[  676.302383]  __do_softirq+0x308/0xb7e
[  676.306174]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  676.310657]  ? lock_downgrade+0x900/0x900
[  676.314809]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  676.319937]  ? pvclock_read_flags+0x160/0x160
[  676.324438]  ? lapic_next_event+0x5a/0x90
[  676.328581]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  676.334113]  ? kvm_clock_read+0x18/0x30
[  676.338091]  ? kvm_sched_clock_read+0x9/0x20
[  676.342488]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  676.348020]  ? check_preemption_disabled+0x48/0x280
[  676.353038]  irq_exit+0x17f/0x1c0
[  676.356484]  smp_apic_timer_interrupt+0x1cb/0x760
[  676.361317]  ? smp_reschedule_interrupt+0x109/0x650
[  676.366429]  ? smp_call_function_single_interrupt+0x650/0x650
[  676.372302]  ? interrupt_entry+0xb5/0xc0
[  676.376363]  ? trace_hardirqs_off_caller+0xbb/0x310
[  676.381370]  ? trace_hardirqs_off_caller+0xbb/0x310
[  676.386386]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  676.391224]  ? trace_hardirqs_on_caller+0x310/0x310
[  676.396263]  ? trace_hardirqs_on_caller+0x310/0x310
[  676.401372]  ? task_prio+0x50/0x50
[  676.404918]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  676.410459]  ? check_preemption_disabled+0x48/0x280
[  676.415490]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  676.420345]  apic_timer_interrupt+0xf/0x20
[  676.424588]  </IRQ>
[  676.426827] RIP: 0010:console_unlock+0x102f/0x1190
[  676.431794] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  676.450700] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  676.458414] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  676.465678] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  676.472961] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  676.480253] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  676.487529] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  676.494856]  ? netconsole_netdev_event+0x280/0x280
[  676.499826]  ? console_unlock+0x1026/0x1190
[  676.504177]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  676.508854]  ? vprintk_emit+0x846/0x990
[  676.512863]  ? lock_release+0xa00/0xa00
[  676.516846]  ? trace_hardirqs_on+0x70/0x310
[  676.521172]  ? vprintk_default+0x28/0x30
[  676.525244]  ? trace_hardirqs_off_caller+0x310/0x310
[  676.530351]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  676.535890]  vprintk_emit+0x391/0x990
[  676.539695]  ? wake_up_klogd+0x180/0x180
[  676.543758]  ? find_held_lock+0x11/0x1c0
[  676.547819]  ? mark_held_locks+0xc7/0x130
[  676.551962]  ? _raw_spin_unlock_irq+0x27/0x80
[  676.556449]  ? _raw_spin_unlock_irq+0x27/0x80
[  676.560944]  vprintk_default+0x28/0x30
[  676.564823]  vprintk_func+0x7e/0x181
[  676.568529]  printk+0xa7/0xcf
[  676.571628]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  676.576376]  ? _raw_spin_unlock_irq+0x60/0x80
[  676.580878]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  676.586157]  dump_header+0x7cc/0xf72
[  676.589873]  ? pagefault_out_of_memory+0x197/0x197
[  676.594797]  ? __lock_acquire+0x62f/0x4c20
[  676.599026]  ? percpu_ref_get_many+0x240/0x240
[  676.603608]  ? print_usage_bug+0xc0/0xc0
[  676.607674]  ? zap_class+0x640/0x640
[  676.611384]  ? print_usage_bug+0xc0/0xc0
[  676.615439]  ? zap_class+0x640/0x640
[  676.619151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  676.624685]  ? find_held_lock+0x36/0x1c0
[  676.628747]  ? mark_held_locks+0xc7/0x130
[  676.632889]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  676.637983]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  676.643080]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  676.647655]  ? trace_hardirqs_on+0xbd/0x310
[  676.651978]  ? kasan_check_read+0x11/0x20
[  676.656119]  ? ___ratelimit+0x3b4/0x672
[  676.660083]  ? trace_hardirqs_off_caller+0x310/0x310
[  676.665181]  ? trace_hardirqs_on+0x310/0x310
[  676.669584]  ? lock_downgrade+0x900/0x900
[  676.673729]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  676.678824]  ? ___ratelimit+0x3b9/0x672
[  676.682806]  ? idr_get_free+0xf70/0xf70
[  676.686770]  ? kasan_check_read+0x11/0x20
[  676.690909]  ? do_raw_spin_unlock+0xa7/0x330
[  676.695317]  oom_kill_process.cold.27+0x10/0x903
[  676.700063]  ? zap_class+0x640/0x640
[  676.703771]  ? _raw_spin_unlock+0x2c/0x50
[  676.707909]  ? oom_badness+0xe6/0xaa0
[  676.711700]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  676.716622]  ? kasan_check_read+0x11/0x20
[  676.720766]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  676.726040]  ? oom_evaluate_task+0x540/0x540
[  676.730442]  ? find_held_lock+0x36/0x1c0
[  676.734507]  ? out_of_memory+0x974/0x1430
[  676.738652]  ? lock_downgrade+0x900/0x900
[  676.742811]  ? check_preemption_disabled+0x48/0x280
[  676.747867]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  676.752791]  ? kasan_check_read+0x11/0x20
[  676.756932]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  676.762211]  ? rcu_softirq_qs+0x20/0x20
[  676.766183]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  676.771721]  ? oom_evaluate_task+0x302/0x540
[  676.776141]  out_of_memory+0xa84/0x1430
[  676.780112]  ? oom_killer_disable+0x3a0/0x3a0
[  676.784601]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  676.789527]  ? __ww_mutex_check_waiters+0x160/0x160
[  676.794552]  __alloc_pages_slowpath+0x2354/0x2e10
[  676.799413]  ? warn_alloc+0x120/0x120
[  676.803217]  ? mark_held_locks+0x130/0x130
[  676.807450]  ? find_get_entry+0xaae/0x1120
[  676.811696]  ? filemap_map_pages+0x1a20/0x1a20
[  676.816277]  ? zap_class+0x640/0x640
[  676.819989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  676.825524]  ? check_preemption_disabled+0x48/0x280
[  676.830537]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  676.836067]  ? should_fail+0x22d/0xd01
[  676.839953]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  676.845060]  ? zap_class+0x640/0x640
[  676.848807]  ? __lock_is_held+0xb5/0x140
[  676.852866]  ? mark_held_locks+0x130/0x130
[  676.857112]  ? lock_release+0xa00/0xa00
[  676.861079]  ? perf_trace_sched_process_exec+0x860/0x860
[  676.866522]  ? xa_load+0x2ba/0x460
[  676.870058]  ? lock_downgrade+0x900/0x900
[  676.874210]  ? __might_sleep+0x95/0x190
[  676.878180]  __alloc_pages_nodemask+0xa80/0xde0
[  676.882853]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  676.887874]  ? __page_cache_alloc+0x191/0x5c0
[  676.892363]  ? xa_load+0x2e1/0x460
[  676.895899]  ? xa_clear_mark+0x40/0x40
[  676.899782]  ? zap_class+0x640/0x640
[  676.903499]  ? zap_class+0x640/0x640
[  676.907210]  ? zap_class+0x640/0x640
[  676.910921]  ? __do_page_cache_readahead+0x663/0x810
[  676.916024]  ? find_held_lock+0x36/0x1c0
[  676.920081]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  676.925621]  alloc_pages_current+0x173/0x350
[  676.930029]  __page_cache_alloc+0x38c/0x5c0
[  676.934341]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  676.939261]  ? kasan_check_read+0x11/0x20
[  676.943396]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  676.948664]  ? generic_perform_write+0x6a0/0x6a0
[  676.953418]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  676.958953]  ? check_preemption_disabled+0x48/0x280
[  676.963978]  filemap_fault+0x1595/0x25f0
[  676.968041]  ? __lock_page_or_retry+0xa00/0xa00
[  676.972701]  ? mark_held_locks+0x130/0x130
[  676.976933]  ? filemap_map_pages+0xd6b/0x1a20
[  676.981426]  ? lock_downgrade+0x900/0x900
[  676.985565]  ? check_preemption_disabled+0x48/0x280
[  676.990583]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  676.995501]  ? kasan_check_read+0x11/0x20
[  676.999653]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  677.004918]  ? rcu_softirq_qs+0x20/0x20
[  677.008903]  ? filemap_map_pages+0xd92/0x1a20
[  677.013400]  ? find_get_entries_tag+0x1400/0x1400
[  677.018243]  ? debug_object_destroy+0x2b0/0x2b0
[  677.022915]  ? lock_pi_update_atomic+0x150/0x150
[  677.027665]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  677.033212]  ? lock_acquire+0x1ed/0x520
[  677.037176]  ? ext4_filemap_fault+0x7a/0xad
[  677.041504]  ? lock_release+0xa00/0xa00
[  677.045469]  ? perf_trace_sched_process_exec+0x860/0x860
[  677.050916]  ? print_usage_bug+0xc0/0xc0
[  677.054973]  ? print_usage_bug+0xc0/0xc0
[  677.059035]  ? down_read+0x8d/0x120
[  677.062653]  ? ext4_filemap_fault+0x7a/0xad
[  677.066978]  ? __down_interruptible+0x700/0x700
[  677.071657]  ext4_filemap_fault+0x82/0xad
[  677.075816]  __do_fault+0x100/0x6b0
[  677.079438]  ? pmd_devmap_trans_unstable+0x220/0x220
[  677.084532]  ? mark_held_locks+0x130/0x130
[  677.088760]  ? mark_held_locks+0x130/0x130
[  677.092989]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  677.098533]  __handle_mm_fault+0x3ea0/0x5be0
[  677.102926]  ? perf_trace_lock+0x7a0/0x7a0
[  677.107161]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  677.112019]  ? zap_class+0x640/0x640
[  677.115722]  ? zap_class+0x640/0x640
[  677.119423]  ? __x64_sys_futex+0x53e/0x6a0
[  677.123651]  ? find_held_lock+0x36/0x1c0
[  677.127755]  ? handle_mm_fault+0x42a/0xc70
[  677.131985]  ? lock_downgrade+0x900/0x900
[  677.136128]  ? check_preemption_disabled+0x48/0x280
[  677.141138]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  677.146057]  ? kasan_check_read+0x11/0x20
[  677.150199]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  677.155470]  ? rcu_softirq_qs+0x20/0x20
[  677.159433]  ? trace_hardirqs_off_caller+0x310/0x310
[  677.164545]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  677.170073]  ? check_preemption_disabled+0x48/0x280
[  677.175115]  handle_mm_fault+0x54f/0xc70
[  677.179178]  ? __handle_mm_fault+0x5be0/0x5be0
[  677.183755]  ? find_vma+0x34/0x190
[  677.187293]  __do_page_fault+0x5e8/0xe60
[  677.191344]  ? trace_hardirqs_off+0xb8/0x310
[  677.195741]  ? retint_kernel+0x2d/0x2d
[  677.199629]  do_page_fault+0xf2/0x7e0
[  677.203423]  ? vmalloc_sync_all+0x30/0x30
[  677.207562]  ? error_entry+0x70/0xd0
[  677.211273]  ? trace_hardirqs_off_caller+0xbb/0x310
[  677.216285]  ? trace_hardirqs_on_caller+0xc0/0x310
[  677.221209]  ? syscall_return_slowpath+0x5e0/0x5e0
[  677.226129]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  677.230966]  ? trace_hardirqs_on_caller+0x310/0x310
[  677.235969]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  677.241412]  ? prepare_exit_to_usermode+0x291/0x3b0
[  677.246417]  ? page_fault+0x8/0x30
[  677.249949]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  677.254787]  ? page_fault+0x8/0x30
[  677.258317]  page_fault+0x1e/0x30
[  677.261760] RIP: 0033:0x45ddf3
[  677.264953] Code: Bad RIP value.
[  677.268315] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  677.273664] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  677.280935] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  677.288191] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  677.295446] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  677.302698] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  677.309968] warn_alloc_show_mem: 1 callbacks suppressed
[  677.309976] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  677.309977] Mem-Info:
[  677.310002] active_anon:48059 inactive_anon:331 isolated_anon:0
[  677.310002]  active_file:11 inactive_file:12 isolated_file:0
[  677.310002]  unevictable:0 dirty:0 writeback:0 unstable:0
[  677.310002]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  677.310002]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  677.310002]  free:13684 free_pcp:349 free_cma:0
[  677.315352] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  677.322189] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  677.324569] Call Trace:
[  677.357418] 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
[  677.366767]  dump_stack+0x244/0x39d
[  677.394402] lowmem_reserve[]: 0 2818 6321 6321
[  677.396975]  ? dump_stack_print_info.cold.1+0x20/0x20
[  677.423050] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  677.426677]  warn_alloc.cold.116+0xb7/0x1bd
[  677.431219] lowmem_reserve[]: 0 0 3503 3503
[  677.436393]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  677.463858] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  677.468172]  ? lock_downgrade+0x900/0x900
[  677.472456] lowmem_reserve[]: 0 0 0 0
[  677.477293]  ? trace_hardirqs_off+0xb8/0x310
[  677.506315] 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
[  677.510453]  ? trace_hardirqs_off+0xb8/0x310
[  677.514217] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  677.518610]  __alloc_pages_slowpath+0x26e8/0x2e10
[  677.532096] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  677.536511]  ? warn_alloc+0x120/0x120
[  677.551636] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  677.556529]  ? print_usage_bug+0xc0/0xc0
[  677.570803] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  677.574578]  ? warn_alloc+0x120/0x120
[  677.583380] 403 total pagecache pages
[  677.587426]  ? warn_alloc+0x120/0x120
[  677.595971] 0 pages in swap cache
[  677.599746]  ? print_usage_bug+0xc0/0xc0
[  677.603516] Swap cache stats: add 0, delete 0, find 0/0
[  677.607298]  ? print_usage_bug+0xc0/0xc0
[  677.610713] Free swap  = 0kB
[  677.614751]  ? __lock_acquire+0x62f/0x4c20
[  677.620078] Total swap = 0kB
[  677.624119]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  677.627106] 1965979 pages RAM
[  677.631324]  ? should_fail+0x22d/0xd01
[  677.634308] 0 pages HighMem/MovableOnly
[  677.639820]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  677.642889] 342853 pages reserved
[  677.642895] 0 pages cma reserved
[  677.646761]  ? __lock_acquire+0x62f/0x4c20
[  677.650765] aoe: skb alloc failure
[  677.655798]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  677.655809]  ? __lock_acquire+0x62f/0x4c20
[  677.655822]  ? should_fail+0x22d/0xd01
[  677.659269] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  677.662590]  ? find_held_lock+0x36/0x1c0
[  677.666789] syz-fuzzer cpuset=/ mems_allowed=0
[  677.670311]  ? mark_held_locks+0x130/0x130
[  677.706670]  ? mark_held_locks+0x130/0x130
[  677.710898]  ? lock_downgrade+0x900/0x900
[  677.715033]  ? zap_class+0x640/0x640
[  677.718731]  ? print_usage_bug+0xc0/0xc0
[  677.722778]  ? trace_hardirqs_off+0xb8/0x310
[  677.727172]  ? kasan_check_read+0x11/0x20
[  677.731308]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  677.736832]  ? check_preemption_disabled+0x48/0x280
[  677.741850]  ? __lock_is_held+0xb5/0x140
[  677.745909]  __alloc_pages_nodemask+0xa80/0xde0
[  677.750567]  ? zap_class+0x640/0x640
[  677.754291]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  677.759308]  ? find_held_lock+0x36/0x1c0
[  677.763367]  ? ____cache_alloc_node+0x1c7/0x1e0
[  677.768031]  ? lock_downgrade+0x900/0x900
[  677.772179]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  677.777706]  cache_grow_begin+0xa5/0x8c0
[  677.781753]  ? do_raw_spin_unlock+0xa7/0x330
[  677.786155]  fallback_alloc+0x204/0x2e0
[  677.790125]  ____cache_alloc_node+0x1c7/0x1e0
[  677.794631]  kmem_cache_alloc_node+0xe3/0x730
[  677.799118]  ? ipv6_get_ifaddr+0x42e/0x620
[  677.803347]  __alloc_skb+0x119/0x770
[  677.807055]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  677.812326]  ? netdev_alloc_frag+0x1f0/0x1f0
[  677.816719]  ? lock_downgrade+0x900/0x900
[  677.820864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  677.826395]  ? refcount_sub_and_test_checked+0x203/0x310
[  677.831836]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  677.837273]  ? addrconf_rs_timer+0x690/0x690
[  677.841680]  ndisc_alloc_skb+0x144/0x340
[  677.845734]  ndisc_send_rs+0x331/0x6e0
[  677.849784]  addrconf_rs_timer+0x314/0x690
[  677.854035]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  677.858266]  call_timer_fn+0x272/0x920
[  677.862145]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  677.866382]  ? process_timeout+0x40/0x40
[  677.870432]  ? __run_timers+0x7da/0xc70
[  677.874393]  ? _raw_spin_unlock_irq+0x27/0x80
[  677.878872]  ? _raw_spin_unlock_irq+0x27/0x80
[  677.883349]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  677.887572]  ? lockdep_hardirqs_on+0x296/0x5b0
[  677.892147]  ? trace_hardirqs_on+0xbd/0x310
[  677.896453]  ? kasan_check_read+0x11/0x20
[  677.900584]  ? __run_timers+0x7da/0xc70
[  677.904559]  ? trace_hardirqs_off_caller+0x310/0x310
[  677.909654]  ? __queue_work+0x1440/0x1440
[  677.913790]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  677.918011]  __run_timers+0x7e5/0xc70
[  677.921826]  ? timer_fixup_init+0x70/0x70
[  677.925963]  ? _raw_spin_unlock_irq+0x27/0x80
[  677.930447]  ? _raw_spin_unlock_irq+0x27/0x80
[  677.934930]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  677.939498]  ? trace_hardirqs_on+0xbd/0x310
[  677.943806]  ? kasan_check_read+0x11/0x20
[  677.947941]  ? finish_task_switch+0x1f4/0x910
[  677.952421]  ? trace_hardirqs_off_caller+0x310/0x310
[  677.957509]  ? compat_start_thread+0x80/0x80
[  677.961922]  ? pvclock_read_flags+0x160/0x160
[  677.966404]  ? __switch_to_asm+0x34/0x70
[  677.970455]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  677.975984]  ? check_preemption_disabled+0x48/0x280
[  677.980991]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  677.986512]  ? rcu_pm_notify+0xc0/0xc0
[  677.990383]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  677.995913]  ? check_preemption_disabled+0x48/0x280
[  678.000921]  run_timer_softirq+0x52/0xb0
[  678.004973]  ? rcu_read_lock_sched_held+0x14f/0x180
[  678.009980]  __do_softirq+0x308/0xb7e
[  678.013775]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  678.018880]  ? schedule+0x108/0x460
[  678.022520]  ? trace_hardirqs_off+0xb8/0x310
[  678.026914]  ? smpboot_thread_fn+0x68b/0xa00
[  678.031310]  ? trace_hardirqs_on+0x310/0x310
[  678.035709]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  678.041237]  ? check_preemption_disabled+0x48/0x280
[  678.046243]  ? takeover_tasklets+0xa90/0xa90
[  678.050640]  run_ksoftirqd+0x5e/0x100
[  678.054425]  smpboot_thread_fn+0x68b/0xa00
[  678.058653]  ? sort_range+0x30/0x30
[  678.062268]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  678.067362]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  678.072882]  ? __kthread_parkme+0xfb/0x1a0
[  678.077107]  ? sort_range+0x30/0x30
[  678.080718]  kthread+0x35a/0x440
[  678.084098]  ? kthread_stop+0x900/0x900
[  678.088063]  ret_from_fork+0x3a/0x50
[  678.091785] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  678.091851] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  678.098785] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  678.098789] Call Trace:
[  678.098795]  <IRQ>
[  678.098809]  dump_stack+0x244/0x39d
[  678.098824]  ? dump_stack_print_info.cold.1+0x20/0x20
[  678.105357] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  678.114629]  warn_alloc.cold.116+0xb7/0x1bd
[  678.117175] ksoftirqd/0 cpuset=/ mems_allowed=0
[  678.119319]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  678.152127]  ? lock_downgrade+0x900/0x900
[  678.156271]  ? trace_hardirqs_off+0xb8/0x310
[  678.160687]  ? trace_hardirqs_off+0xb8/0x310
[  678.165100]  __alloc_pages_slowpath+0x26e8/0x2e10
[  678.169956]  ? warn_alloc+0x120/0x120
[  678.173745]  ? warn_alloc+0x120/0x120
[  678.177533]  ? __lock_acquire+0x62f/0x4c20
[  678.181755]  ? warn_alloc+0x120/0x120
[  678.185547]  ? print_usage_bug+0xc0/0xc0
[  678.189599]  ? print_usage_bug+0xc0/0xc0
[  678.193652]  ? mark_held_locks+0x130/0x130
[  678.197877]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  678.203397]  ? should_fail+0x22d/0xd01
[  678.207269]  ? zap_class+0x640/0x640
[  678.210993]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  678.216089]  ? __lock_acquire+0x62f/0x4c20
[  678.220320]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  678.225414]  ? should_fail+0x22d/0xd01
[  678.229296]  ? mark_held_locks+0x130/0x130
[  678.233525]  ? mark_held_locks+0x130/0x130
[  678.237751]  ? lock_downgrade+0x900/0x900
[  678.241886]  ? zap_class+0x640/0x640
[  678.245586]  ? zap_class+0x640/0x640
[  678.249288]  ? zap_class+0x640/0x640
[  678.252993]  ? do_raw_spin_unlock+0xa7/0x330
[  678.257395]  ? trace_hardirqs_on+0x310/0x310
[  678.261798]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  678.267329]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  678.272855]  ? check_preemption_disabled+0x48/0x280
[  678.277870]  ? __lock_is_held+0xb5/0x140
[  678.281937]  __alloc_pages_nodemask+0xa80/0xde0
[  678.286593]  ? zap_class+0x640/0x640
[  678.290298]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  678.295310]  ? find_held_lock+0x36/0x1c0
[  678.299366]  ? ____cache_alloc_node+0x1c7/0x1e0
[  678.304029]  ? lock_downgrade+0x900/0x900
[  678.308170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  678.313701]  cache_grow_begin+0xa5/0x8c0
[  678.317750]  ? do_raw_spin_unlock+0xa7/0x330
[  678.322151]  fallback_alloc+0x204/0x2e0
[  678.326122]  ____cache_alloc_node+0x1c7/0x1e0
[  678.330609]  kmem_cache_alloc_node+0xe3/0x730
[  678.335114]  ? lockdep_hardirqs_on+0x296/0x5b0
[  678.339697]  __alloc_skb+0x119/0x770
[  678.343415]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  678.348773]  ? netdev_alloc_frag+0x1f0/0x1f0
[  678.353175]  ? vprintk_default+0x28/0x30
[  678.357227]  ? vprintk_func+0x85/0x181
[  678.361110]  ? printk+0xa7/0xcf
[  678.364380]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  678.369151]  new_skb+0x26/0x1c0
[  678.372422]  aoecmd_cfg+0x279/0x7f0
[  678.376041]  ? find_held_lock+0x36/0x1c0
[  678.380102]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  678.384416]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  678.389948]  ? __lock_is_held+0xb5/0x140
[  678.394006]  discover_timer+0x50/0x60
[  678.397794]  call_timer_fn+0x272/0x920
[  678.401674]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  678.406506]  ? process_timeout+0x40/0x40
[  678.410564]  ? mark_held_locks+0xc7/0x130
[  678.414705]  ? _raw_spin_unlock_irq+0x27/0x80
[  678.419194]  ? _raw_spin_unlock_irq+0x27/0x80
[  678.423681]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  678.428515]  ? lockdep_hardirqs_on+0x296/0x5b0
[  678.433091]  ? trace_hardirqs_on+0xbd/0x310
[  678.437427]  ? kasan_check_read+0x11/0x20
[  678.441559]  ? __run_timers+0x7da/0xc70
[  678.445520]  ? trace_hardirqs_off_caller+0x310/0x310
[  678.450625]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  678.455460]  __run_timers+0x7e5/0xc70
[  678.459266]  ? timer_fixup_init+0x70/0x70
[  678.463406]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  678.468410]  ? zap_class+0x640/0x640
[  678.472115]  ? print_usage_bug+0xc0/0xc0
[  678.476163]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  678.481347]  ? find_held_lock+0x36/0x1c0
[  678.485402]  ? zap_class+0x640/0x640
[  678.489127]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  678.494652]  ? check_preemption_disabled+0x48/0x280
[  678.499665]  ? __lock_is_held+0xb5/0x140
[  678.503714]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  678.509256]  ? check_preemption_disabled+0x48/0x280
[  678.514264]  run_timer_softirq+0x52/0xb0
[  678.518314]  ? rcu_read_lock_sched_held+0x14f/0x180
[  678.523318]  __do_softirq+0x308/0xb7e
[  678.527112]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  678.531599]  ? lock_downgrade+0x900/0x900
[  678.535740]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  678.540853]  ? pvclock_read_flags+0x160/0x160
[  678.545338]  ? lapic_next_event+0x5a/0x90
[  678.549495]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  678.555024]  ? kvm_clock_read+0x18/0x30
[  678.558989]  ? kvm_sched_clock_read+0x9/0x20
[  678.563388]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  678.568915]  ? check_preemption_disabled+0x48/0x280
[  678.573927]  irq_exit+0x17f/0x1c0
[  678.577371]  smp_apic_timer_interrupt+0x1cb/0x760
[  678.582206]  ? smp_reschedule_interrupt+0x109/0x650
[  678.587209]  ? smp_call_function_single_interrupt+0x650/0x650
[  678.593096]  ? interrupt_entry+0xb5/0xc0
[  678.597147]  ? trace_hardirqs_off_caller+0xbb/0x310
[  678.602150]  ? trace_hardirqs_off_caller+0xbb/0x310
[  678.607159]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  678.611993]  ? trace_hardirqs_on_caller+0x310/0x310
[  678.616995]  ? trace_hardirqs_on_caller+0x310/0x310
[  678.622000]  ? task_prio+0x50/0x50
[  678.625531]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  678.631067]  ? check_preemption_disabled+0x48/0x280
[  678.636075]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  678.640918]  apic_timer_interrupt+0xf/0x20
[  678.645135]  </IRQ>
[  678.647358] RIP: 0010:console_unlock+0x102f/0x1190
[  678.652289] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  678.671175] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  678.678869] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  678.686126] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  678.693383] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  678.700640] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  678.707897] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  678.715163]  ? netconsole_netdev_event+0x280/0x280
[  678.720088]  ? console_unlock+0x1026/0x1190
[  678.724427]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  678.729084]  ? vprintk_emit+0x846/0x990
[  678.733052]  ? lock_release+0xa00/0xa00
[  678.737013]  ? trace_hardirqs_on+0x70/0x310
[  678.741328]  ? vprintk_default+0x28/0x30
[  678.745386]  ? trace_hardirqs_off_caller+0x310/0x310
[  678.750480]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  678.756008]  vprintk_emit+0x391/0x990
[  678.759811]  ? wake_up_klogd+0x180/0x180
[  678.763872]  ? find_held_lock+0x11/0x1c0
[  678.767937]  ? mark_held_locks+0xc7/0x130
[  678.772078]  ? _raw_spin_unlock_irq+0x27/0x80
[  678.776558]  ? _raw_spin_unlock_irq+0x27/0x80
[  678.781054]  vprintk_default+0x28/0x30
[  678.784928]  vprintk_func+0x7e/0x181
[  678.788631]  printk+0xa7/0xcf
[  678.791729]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  678.796494]  ? _raw_spin_unlock_irq+0x60/0x80
[  678.800996]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  678.806279]  dump_header+0x7cc/0xf72
[  678.809990]  ? pagefault_out_of_memory+0x197/0x197
[  678.814923]  ? __lock_acquire+0x62f/0x4c20
[  678.819149]  ? percpu_ref_get_many+0x240/0x240
[  678.823722]  ? print_usage_bug+0xc0/0xc0
[  678.827782]  ? zap_class+0x640/0x640
[  678.831484]  ? print_usage_bug+0xc0/0xc0
[  678.835531]  ? zap_class+0x640/0x640
[  678.839254]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  678.844786]  ? find_held_lock+0x36/0x1c0
[  678.848843]  ? mark_held_locks+0xc7/0x130
[  678.852978]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  678.858074]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  678.863168]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  678.867737]  ? trace_hardirqs_on+0xbd/0x310
[  678.872048]  ? kasan_check_read+0x11/0x20
[  678.876179]  ? ___ratelimit+0x3b4/0x672
[  678.880138]  ? trace_hardirqs_off_caller+0x310/0x310
[  678.885232]  ? trace_hardirqs_on+0x310/0x310
[  678.889634]  ? lock_downgrade+0x900/0x900
[  678.893774]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  678.898862]  ? ___ratelimit+0x3b9/0x672
[  678.902826]  ? idr_get_free+0xf70/0xf70
[  678.906789]  ? kasan_check_read+0x11/0x20
[  678.910922]  ? do_raw_spin_unlock+0xa7/0x330
[  678.915326]  oom_kill_process.cold.27+0x10/0x903
[  678.920073]  ? zap_class+0x640/0x640
[  678.923781]  ? _raw_spin_unlock+0x2c/0x50
[  678.927913]  ? oom_badness+0xe6/0xaa0
[  678.931697]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  678.936610]  ? kasan_check_read+0x11/0x20
[  678.940743]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  678.946013]  ? oom_evaluate_task+0x540/0x540
[  678.950411]  ? find_held_lock+0x36/0x1c0
[  678.954551]  ? out_of_memory+0x974/0x1430
[  678.958708]  ? lock_downgrade+0x900/0x900
[  678.962851]  ? check_preemption_disabled+0x48/0x280
[  678.967854]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  678.972772]  ? kasan_check_read+0x11/0x20
[  678.976907]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  678.982172]  ? rcu_softirq_qs+0x20/0x20
[  678.986141]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  678.991667]  ? oom_evaluate_task+0x302/0x540
[  678.996067]  out_of_memory+0xa84/0x1430
[  679.000039]  ? oom_killer_disable+0x3a0/0x3a0
[  679.004523]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  679.009445]  ? __ww_mutex_check_waiters+0x160/0x160
[  679.014459]  __alloc_pages_slowpath+0x2354/0x2e10
[  679.019315]  ? warn_alloc+0x120/0x120
[  679.023105]  ? mark_held_locks+0x130/0x130
[  679.027330]  ? find_get_entry+0xaae/0x1120
[  679.031571]  ? filemap_map_pages+0x1a20/0x1a20
[  679.036146]  ? zap_class+0x640/0x640
[  679.039860]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  679.045390]  ? check_preemption_disabled+0x48/0x280
[  679.050396]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  679.055921]  ? should_fail+0x22d/0xd01
[  679.059799]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  679.064892]  ? zap_class+0x640/0x640
[  679.068619]  ? __lock_is_held+0xb5/0x140
[  679.072679]  ? mark_held_locks+0x130/0x130
[  679.076904]  ? lock_release+0xa00/0xa00
[  679.080873]  ? perf_trace_sched_process_exec+0x860/0x860
[  679.086316]  ? xa_load+0x2ba/0x460
[  679.089845]  ? lock_downgrade+0x900/0x900
[  679.093998]  ? __might_sleep+0x95/0x190
[  679.097966]  __alloc_pages_nodemask+0xa80/0xde0
[  679.102636]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  679.107640]  ? __page_cache_alloc+0x191/0x5c0
[  679.112126]  ? xa_load+0x2e1/0x460
[  679.115659]  ? xa_clear_mark+0x40/0x40
[  679.119539]  ? zap_class+0x640/0x640
[  679.123245]  ? zap_class+0x640/0x640
[  679.126961]  ? zap_class+0x640/0x640
[  679.130667]  ? __do_page_cache_readahead+0x663/0x810
[  679.135767]  ? find_held_lock+0x36/0x1c0
[  679.139822]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  679.145348]  alloc_pages_current+0x173/0x350
[  679.149747]  __page_cache_alloc+0x38c/0x5c0
[  679.154056]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  679.158987]  ? kasan_check_read+0x11/0x20
[  679.163125]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  679.168390]  ? generic_perform_write+0x6a0/0x6a0
[  679.173134]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  679.178660]  ? check_preemption_disabled+0x48/0x280
[  679.183669]  filemap_fault+0x1595/0x25f0
[  679.187726]  ? __lock_page_or_retry+0xa00/0xa00
[  679.192383]  ? mark_held_locks+0x130/0x130
[  679.196616]  ? filemap_map_pages+0xd6b/0x1a20
[  679.201106]  ? lock_downgrade+0x900/0x900
[  679.205243]  ? check_preemption_disabled+0x48/0x280
[  679.210251]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  679.215184]  ? kasan_check_read+0x11/0x20
[  679.219331]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  679.224598]  ? rcu_softirq_qs+0x20/0x20
[  679.228575]  ? filemap_map_pages+0xd92/0x1a20
[  679.233071]  ? find_get_entries_tag+0x1400/0x1400
[  679.237907]  ? debug_object_destroy+0x2b0/0x2b0
[  679.242568]  ? lock_pi_update_atomic+0x150/0x150
[  679.247314]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  679.252848]  ? lock_acquire+0x1ed/0x520
[  679.256810]  ? ext4_filemap_fault+0x7a/0xad
[  679.261129]  ? lock_release+0xa00/0xa00
[  679.265092]  ? perf_trace_sched_process_exec+0x860/0x860
[  679.270536]  ? print_usage_bug+0xc0/0xc0
[  679.274590]  ? print_usage_bug+0xc0/0xc0
[  679.278662]  ? down_read+0x8d/0x120
[  679.282281]  ? ext4_filemap_fault+0x7a/0xad
[  679.286596]  ? __down_interruptible+0x700/0x700
[  679.291263]  ext4_filemap_fault+0x82/0xad
[  679.295402]  __do_fault+0x100/0x6b0
[  679.299046]  ? pmd_devmap_trans_unstable+0x220/0x220
[  679.304162]  ? mark_held_locks+0x130/0x130
[  679.308388]  ? mark_held_locks+0x130/0x130
[  679.312625]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  679.318158]  __handle_mm_fault+0x3ea0/0x5be0
[  679.322559]  ? perf_trace_lock+0x7a0/0x7a0
[  679.326792]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  679.331652]  ? zap_class+0x640/0x640
[  679.335355]  ? zap_class+0x640/0x640
[  679.339057]  ? __x64_sys_futex+0x53e/0x6a0
[  679.343299]  ? find_held_lock+0x36/0x1c0
[  679.347360]  ? handle_mm_fault+0x42a/0xc70
[  679.351589]  ? lock_downgrade+0x900/0x900
[  679.355740]  ? check_preemption_disabled+0x48/0x280
[  679.360860]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  679.365780]  ? kasan_check_read+0x11/0x20
[  679.369919]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  679.375202]  ? rcu_softirq_qs+0x20/0x20
[  679.379172]  ? trace_hardirqs_off_caller+0x310/0x310
[  679.384265]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  679.389790]  ? check_preemption_disabled+0x48/0x280
[  679.394803]  handle_mm_fault+0x54f/0xc70
[  679.398856]  ? __handle_mm_fault+0x5be0/0x5be0
[  679.403431]  ? find_vma+0x34/0x190
[  679.406972]  __do_page_fault+0x5e8/0xe60
[  679.411022]  ? trace_hardirqs_off+0xb8/0x310
[  679.415450]  ? retint_kernel+0x2d/0x2d
[  679.419333]  do_page_fault+0xf2/0x7e0
[  679.423121]  ? vmalloc_sync_all+0x30/0x30
[  679.427344]  ? error_entry+0x70/0xd0
[  679.431047]  ? trace_hardirqs_off_caller+0xbb/0x310
[  679.436051]  ? trace_hardirqs_on_caller+0xc0/0x310
[  679.440977]  ? syscall_return_slowpath+0x5e0/0x5e0
[  679.445892]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  679.450724]  ? trace_hardirqs_on_caller+0x310/0x310
[  679.455730]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  679.461171]  ? prepare_exit_to_usermode+0x291/0x3b0
[  679.466175]  ? page_fault+0x8/0x30
[  679.469707]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  679.474542]  ? page_fault+0x8/0x30
[  679.478077]  page_fault+0x1e/0x30
[  679.481519] RIP: 0033:0x45ddf3
[  679.484717] Code: Bad RIP value.
[  679.488066] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  679.493412] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  679.500668] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  679.507928] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  679.515191] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  679.522451] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  679.529730] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  679.529734] warn_alloc_show_mem: 1 callbacks suppressed
[  679.529740] Mem-Info:
[  679.536579] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  679.541932] active_anon:48059 inactive_anon:331 isolated_anon:0
[  679.541932]  active_file:11 inactive_file:12 isolated_file:0
[  679.541932]  unevictable:0 dirty:0 writeback:0 unstable:0
[  679.541932]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  679.541932]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  679.541932]  free:13684 free_pcp:349 free_cma:0
[  679.544296] Call Trace:
[  679.553663] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  679.586503]  dump_stack+0x244/0x39d
[  679.589065] 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
[  679.616717]  ? dump_stack_print_info.cold.1+0x20/0x20
[  679.620305] lowmem_reserve[]: 0 2818 6321 6321
[  679.646406]  warn_alloc.cold.116+0xb7/0x1bd
[  679.651554] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  679.656118]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  679.660493] lowmem_reserve[]: 0 0 3503 3503
[  679.688464]  ? lock_downgrade+0x900/0x900
[  679.693278] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  679.697586]  ? trace_hardirqs_off+0xb8/0x310
[  679.701694] lowmem_reserve[]: 0 0 0 0
[  679.730735]  ? trace_hardirqs_off+0xb8/0x310
[  679.735108] 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
[  679.738909]  __alloc_pages_slowpath+0x26e8/0x2e10
[  679.743277] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  679.756798]  ? warn_alloc+0x120/0x120
[  679.761588] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  679.776737]  ? print_usage_bug+0xc0/0xc0
[  679.780512] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  679.794790]  ? warn_alloc+0x120/0x120
[  679.798827] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  679.807642]  ? warn_alloc+0x120/0x120
[  679.811408] 403 total pagecache pages
[  679.819965]  ? print_usage_bug+0xc0/0xc0
[  679.823737] 0 pages in swap cache
[  679.827516]  ? print_usage_bug+0xc0/0xc0
[  679.831546] Swap cache stats: add 0, delete 0, find 0/0
[  679.834973]  ? __lock_acquire+0x62f/0x4c20
[  679.838999] Free swap  = 0kB
[  679.844346]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  679.849086] Total swap = 0kB
[  679.852098]  ? should_fail+0x22d/0xd01
[  679.857596] 1965979 pages RAM
[  679.860597]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  679.864448] 0 pages HighMem/MovableOnly
[  679.867537]  ? __lock_acquire+0x62f/0x4c20
[  679.872605] 342853 pages reserved
[  679.876561]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  679.880759] 0 pages cma reserved
[  679.884191]  ? __lock_acquire+0x62f/0x4c20
[  679.889306] aoe: skb alloc failure
[  679.892601]  ? should_fail+0x22d/0xd01
[  679.892614]  ? find_held_lock+0x36/0x1c0
[  679.892635]  ? mark_held_locks+0x130/0x130
[  679.896871] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  679.900367]  ? mark_held_locks+0x130/0x130
[  679.904220] syz-fuzzer cpuset=/ mems_allowed=0
[  679.908259]  ? zap_class+0x640/0x640
[  679.935144]  ? mark_held_locks+0xc7/0x130
[  679.939288]  ? do_raw_spin_unlock+0xa7/0x330
[  679.943684]  ? zap_class+0x640/0x640
[  679.947389]  ? print_usage_bug+0xc0/0xc0
[  679.951444]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  679.956971]  ? check_preemption_disabled+0x48/0x280
[  679.961987]  ? __lock_is_held+0xb5/0x140
[  679.966045]  __alloc_pages_nodemask+0xa80/0xde0
[  679.970706]  ? zap_class+0x640/0x640
[  679.974426]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  679.979443]  ? find_held_lock+0x36/0x1c0
[  679.983530]  ? ____cache_alloc_node+0x1c7/0x1e0
[  679.988192]  ? lock_downgrade+0x900/0x900
[  679.992337]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  679.997869]  cache_grow_begin+0xa5/0x8c0
[  680.001954]  ? do_raw_spin_unlock+0xa7/0x330
[  680.006356]  fallback_alloc+0x204/0x2e0
[  680.010324]  ____cache_alloc_node+0x1c7/0x1e0
[  680.014811]  kmem_cache_alloc_node+0xe3/0x730
[  680.019293]  ? ipv6_get_ifaddr+0x42e/0x620
[  680.023527]  __alloc_skb+0x119/0x770
[  680.027245]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  680.032648]  ? netdev_alloc_frag+0x1f0/0x1f0
[  680.037149]  ? lock_downgrade+0x900/0x900
[  680.041395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  680.046930]  ? refcount_sub_and_test_checked+0x203/0x310
[  680.052397]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  680.057840]  ? addrconf_rs_timer+0x690/0x690
[  680.062249]  ndisc_alloc_skb+0x144/0x340
[  680.066303]  ndisc_send_rs+0x331/0x6e0
[  680.070189]  addrconf_rs_timer+0x314/0x690
[  680.074425]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  680.078663]  call_timer_fn+0x272/0x920
[  680.082547]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  680.086773]  ? process_timeout+0x40/0x40
[  680.090832]  ? __run_timers+0x7da/0xc70
[  680.094797]  ? _raw_spin_unlock_irq+0x27/0x80
[  680.099275]  ? _raw_spin_unlock_irq+0x27/0x80
[  680.103758]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  680.107981]  ? lockdep_hardirqs_on+0x296/0x5b0
[  680.112553]  ? trace_hardirqs_on+0xbd/0x310
[  680.116890]  ? kasan_check_read+0x11/0x20
[  680.121055]  ? __run_timers+0x7da/0xc70
[  680.125022]  ? trace_hardirqs_off_caller+0x310/0x310
[  680.130118]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  680.134369]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  680.138590]  __run_timers+0x7e5/0xc70
[  680.142388]  ? timer_fixup_init+0x70/0x70
[  680.146524]  ? _raw_spin_unlock_irq+0x27/0x80
[  680.151027]  ? _raw_spin_unlock_irq+0x27/0x80
[  680.155519]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  680.160097]  ? trace_hardirqs_on+0xbd/0x310
[  680.164415]  ? kasan_check_read+0x11/0x20
[  680.168645]  ? finish_task_switch+0x1f4/0x910
[  680.173140]  ? trace_hardirqs_off_caller+0x310/0x310
[  680.178266]  ? compat_start_thread+0x80/0x80
[  680.182685]  ? pvclock_read_flags+0x160/0x160
[  680.187170]  ? __switch_to_asm+0x34/0x70
[  680.191221]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  680.196746]  ? check_preemption_disabled+0x48/0x280
[  680.201755]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  680.207280]  ? rcu_pm_notify+0xc0/0xc0
[  680.211164]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  680.216691]  ? check_preemption_disabled+0x48/0x280
[  680.221702]  run_timer_softirq+0x52/0xb0
[  680.225753]  ? rcu_read_lock_sched_held+0x14f/0x180
[  680.230754]  __do_softirq+0x308/0xb7e
[  680.234555]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  680.239647]  ? schedule+0x108/0x460
[  680.243276]  ? trace_hardirqs_off+0xb8/0x310
[  680.247673]  ? smpboot_thread_fn+0x68b/0xa00
[  680.252070]  ? trace_hardirqs_on+0x310/0x310
[  680.256470]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  680.262001]  ? check_preemption_disabled+0x48/0x280
[  680.267011]  ? takeover_tasklets+0xa90/0xa90
[  680.271411]  run_ksoftirqd+0x5e/0x100
[  680.275201]  smpboot_thread_fn+0x68b/0xa00
[  680.279445]  ? sort_range+0x30/0x30
[  680.283060]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  680.288163]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  680.293687]  ? __kthread_parkme+0xfb/0x1a0
[  680.297912]  ? sort_range+0x30/0x30
[  680.301529]  kthread+0x35a/0x440
[  680.304887]  ? kthread_stop+0x900/0x900
[  680.308848]  ret_from_fork+0x3a/0x50
[  680.312574] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  680.312629] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  680.319575] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  680.319582] Call Trace:
[  680.326123] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  680.335381]  <IRQ>
[  680.337951] ksoftirqd/0 cpuset=/ mems_allowed=0
[  680.348243]  dump_stack+0x244/0x39d
[  680.358662]  ? dump_stack_print_info.cold.1+0x20/0x20
[  680.363857]  warn_alloc.cold.116+0xb7/0x1bd
[  680.368175]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  680.373013]  ? lock_downgrade+0x900/0x900
[  680.377161]  ? trace_hardirqs_off+0xb8/0x310
[  680.381572]  ? trace_hardirqs_off+0xb8/0x310
[  680.385979]  __alloc_pages_slowpath+0x26e8/0x2e10
[  680.390836]  ? warn_alloc+0x120/0x120
[  680.394719]  ? warn_alloc+0x120/0x120
[  680.398517]  ? __lock_acquire+0x62f/0x4c20
[  680.402747]  ? warn_alloc+0x120/0x120
[  680.406540]  ? print_usage_bug+0xc0/0xc0
[  680.410604]  ? print_usage_bug+0xc0/0xc0
[  680.414665]  ? mark_held_locks+0x130/0x130
[  680.418901]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  680.424431]  ? should_fail+0x22d/0xd01
[  680.428311]  ? zap_class+0x640/0x640
[  680.432023]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  680.437123]  ? __lock_acquire+0x62f/0x4c20
[  680.441355]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  680.446451]  ? should_fail+0x22d/0xd01
[  680.450341]  ? mark_held_locks+0x130/0x130
[  680.454569]  ? mark_held_locks+0x130/0x130
[  680.458796]  ? lock_downgrade+0x900/0x900
[  680.462937]  ? zap_class+0x640/0x640
[  680.466730]  ? zap_class+0x640/0x640
[  680.470439]  ? zap_class+0x640/0x640
[  680.474143]  ? do_raw_spin_unlock+0xa7/0x330
[  680.478547]  ? trace_hardirqs_on+0x310/0x310
[  680.482947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  680.488475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  680.494005]  ? check_preemption_disabled+0x48/0x280
[  680.499019]  ? __lock_is_held+0xb5/0x140
[  680.503082]  __alloc_pages_nodemask+0xa80/0xde0
[  680.507746]  ? zap_class+0x640/0x640
[  680.511467]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  680.516481]  ? find_held_lock+0x36/0x1c0
[  680.520538]  ? ____cache_alloc_node+0x1c7/0x1e0
[  680.525198]  ? lock_downgrade+0x900/0x900
[  680.529350]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  680.534892]  cache_grow_begin+0xa5/0x8c0
[  680.538942]  ? do_raw_spin_unlock+0xa7/0x330
[  680.543347]  fallback_alloc+0x204/0x2e0
[  680.547317]  ____cache_alloc_node+0x1c7/0x1e0
[  680.551807]  kmem_cache_alloc_node+0xe3/0x730
[  680.556325]  ? lockdep_hardirqs_on+0x296/0x5b0
[  680.561027]  __alloc_skb+0x119/0x770
[  680.564735]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  680.570090]  ? netdev_alloc_frag+0x1f0/0x1f0
[  680.574496]  ? vprintk_default+0x28/0x30
[  680.578561]  ? vprintk_func+0x85/0x181
[  680.582443]  ? printk+0xa7/0xcf
[  680.585715]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  680.590470]  new_skb+0x26/0x1c0
[  680.593746]  aoecmd_cfg+0x279/0x7f0
[  680.597366]  ? find_held_lock+0x36/0x1c0
[  680.601423]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  680.605740]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  680.611284]  ? __lock_is_held+0xb5/0x140
[  680.615362]  discover_timer+0x50/0x60
[  680.619152]  call_timer_fn+0x272/0x920
[  680.623045]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  680.627876]  ? process_timeout+0x40/0x40
[  680.631938]  ? mark_held_locks+0xc7/0x130
[  680.636075]  ? _raw_spin_unlock_irq+0x27/0x80
[  680.640562]  ? _raw_spin_unlock_irq+0x27/0x80
[  680.645057]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  680.649888]  ? lockdep_hardirqs_on+0x296/0x5b0
[  680.654460]  ? trace_hardirqs_on+0xbd/0x310
[  680.658771]  ? kasan_check_read+0x11/0x20
[  680.662907]  ? __run_timers+0x7da/0xc70
[  680.666872]  ? trace_hardirqs_off_caller+0x310/0x310
[  680.671977]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  680.676804]  __run_timers+0x7e5/0xc70
[  680.680611]  ? timer_fixup_init+0x70/0x70
[  680.684765]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  680.689772]  ? zap_class+0x640/0x640
[  680.693476]  ? print_usage_bug+0xc0/0xc0
[  680.697525]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  680.702709]  ? find_held_lock+0x36/0x1c0
[  680.706762]  ? zap_class+0x640/0x640
[  680.710467]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  680.716088]  ? check_preemption_disabled+0x48/0x280
[  680.721100]  ? __lock_is_held+0xb5/0x140
[  680.725152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  680.730677]  ? check_preemption_disabled+0x48/0x280
[  680.735696]  run_timer_softirq+0x52/0xb0
[  680.739768]  ? rcu_read_lock_sched_held+0x14f/0x180
[  680.744773]  __do_softirq+0x308/0xb7e
[  680.748562]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  680.753044]  ? lock_downgrade+0x900/0x900
[  680.757182]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  680.762280]  ? pvclock_read_flags+0x160/0x160
[  680.766784]  ? lapic_next_event+0x5a/0x90
[  680.770945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  680.776475]  ? kvm_clock_read+0x18/0x30
[  680.780445]  ? kvm_sched_clock_read+0x9/0x20
[  680.784852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  680.790382]  ? check_preemption_disabled+0x48/0x280
[  680.795393]  irq_exit+0x17f/0x1c0
[  680.798840]  smp_apic_timer_interrupt+0x1cb/0x760
[  680.803672]  ? smp_reschedule_interrupt+0x109/0x650
[  680.808679]  ? smp_call_function_single_interrupt+0x650/0x650
[  680.814555]  ? interrupt_entry+0xb5/0xc0
[  680.818624]  ? trace_hardirqs_off_caller+0xbb/0x310
[  680.823623]  ? trace_hardirqs_off_caller+0xbb/0x310
[  680.828626]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  680.833456]  ? trace_hardirqs_on_caller+0x310/0x310
[  680.838460]  ? trace_hardirqs_on_caller+0x310/0x310
[  680.843465]  ? task_prio+0x50/0x50
[  680.846996]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  680.852620]  ? check_preemption_disabled+0x48/0x280
[  680.857628]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  680.862467]  apic_timer_interrupt+0xf/0x20
[  680.866682]  </IRQ>
[  680.868910] RIP: 0010:console_unlock+0x102f/0x1190
[  680.873831] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  680.892717] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  680.900407] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  680.907664] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  680.914920] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  680.922176] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  680.929440] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  680.936705]  ? netconsole_netdev_event+0x280/0x280
[  680.941628]  ? console_unlock+0x1026/0x1190
[  680.945975]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  680.950630]  ? vprintk_emit+0x846/0x990
[  680.954595]  ? lock_release+0xa00/0xa00
[  680.958558]  ? trace_hardirqs_on+0x70/0x310
[  680.962874]  ? vprintk_default+0x28/0x30
[  680.966923]  ? trace_hardirqs_off_caller+0x310/0x310
[  680.972030]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  680.977559]  vprintk_emit+0x391/0x990
[  680.981352]  ? wake_up_klogd+0x180/0x180
[  680.985405]  ? find_held_lock+0x11/0x1c0
[  680.989458]  ? mark_held_locks+0xc7/0x130
[  680.993591]  ? _raw_spin_unlock_irq+0x27/0x80
[  680.998073]  ? _raw_spin_unlock_irq+0x27/0x80
[  681.002575]  vprintk_default+0x28/0x30
[  681.006452]  vprintk_func+0x7e/0x181
[  681.010156]  printk+0xa7/0xcf
[  681.013247]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  681.017991]  ? _raw_spin_unlock_irq+0x60/0x80
[  681.022478]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  681.027744]  dump_header+0x7cc/0xf72
[  681.031454]  ? pagefault_out_of_memory+0x197/0x197
[  681.036373]  ? __lock_acquire+0x62f/0x4c20
[  681.040596]  ? percpu_ref_get_many+0x240/0x240
[  681.045172]  ? print_usage_bug+0xc0/0xc0
[  681.049228]  ? zap_class+0x640/0x640
[  681.052931]  ? print_usage_bug+0xc0/0xc0
[  681.056977]  ? zap_class+0x640/0x640
[  681.060682]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  681.066228]  ? find_held_lock+0x36/0x1c0
[  681.070288]  ? mark_held_locks+0xc7/0x130
[  681.074428]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  681.079518]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  681.084610]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  681.089183]  ? trace_hardirqs_on+0xbd/0x310
[  681.093499]  ? kasan_check_read+0x11/0x20
[  681.097655]  ? ___ratelimit+0x3b4/0x672
[  681.101619]  ? trace_hardirqs_off_caller+0x310/0x310
[  681.106713]  ? trace_hardirqs_on+0x310/0x310
[  681.111111]  ? lock_downgrade+0x900/0x900
[  681.115250]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  681.120337]  ? ___ratelimit+0x3b9/0x672
[  681.124300]  ? idr_get_free+0xf70/0xf70
[  681.128260]  ? kasan_check_read+0x11/0x20
[  681.132394]  ? do_raw_spin_unlock+0xa7/0x330
[  681.136793]  oom_kill_process.cold.27+0x10/0x903
[  681.141543]  ? zap_class+0x640/0x640
[  681.145250]  ? _raw_spin_unlock+0x2c/0x50
[  681.149384]  ? oom_badness+0xe6/0xaa0
[  681.153175]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  681.158090]  ? kasan_check_read+0x11/0x20
[  681.162225]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  681.167489]  ? oom_evaluate_task+0x540/0x540
[  681.171888]  ? find_held_lock+0x36/0x1c0
[  681.175954]  ? out_of_memory+0x974/0x1430
[  681.180096]  ? lock_downgrade+0x900/0x900
[  681.184241]  ? check_preemption_disabled+0x48/0x280
[  681.189251]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  681.194170]  ? kasan_check_read+0x11/0x20
[  681.198308]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  681.203581]  ? rcu_softirq_qs+0x20/0x20
[  681.207546]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  681.213076]  ? oom_evaluate_task+0x302/0x540
[  681.217482]  out_of_memory+0xa84/0x1430
[  681.221455]  ? oom_killer_disable+0x3a0/0x3a0
[  681.225942]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  681.230879]  ? __ww_mutex_check_waiters+0x160/0x160
[  681.235923]  __alloc_pages_slowpath+0x2354/0x2e10
[  681.240776]  ? warn_alloc+0x120/0x120
[  681.244570]  ? mark_held_locks+0x130/0x130
[  681.248826]  ? find_get_entry+0xaae/0x1120
[  681.253073]  ? filemap_map_pages+0x1a20/0x1a20
[  681.257654]  ? zap_class+0x640/0x640
[  681.261366]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  681.267002]  ? check_preemption_disabled+0x48/0x280
[  681.272009]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  681.277530]  ? should_fail+0x22d/0xd01
[  681.281408]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  681.286506]  ? zap_class+0x640/0x640
[  681.290230]  ? __lock_is_held+0xb5/0x140
[  681.294287]  ? mark_held_locks+0x130/0x130
[  681.298521]  ? lock_release+0xa00/0xa00
[  681.302493]  ? perf_trace_sched_process_exec+0x860/0x860
[  681.307935]  ? xa_load+0x2ba/0x460
[  681.311467]  ? lock_downgrade+0x900/0x900
[  681.315614]  ? __might_sleep+0x95/0x190
[  681.319587]  __alloc_pages_nodemask+0xa80/0xde0
[  681.324252]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  681.329261]  ? __page_cache_alloc+0x191/0x5c0
[  681.333747]  ? xa_load+0x2e1/0x460
[  681.337277]  ? xa_clear_mark+0x40/0x40
[  681.341158]  ? zap_class+0x640/0x640
[  681.344872]  ? zap_class+0x640/0x640
[  681.348574]  ? zap_class+0x640/0x640
[  681.352276]  ? __do_page_cache_readahead+0x663/0x810
[  681.357459]  ? find_held_lock+0x36/0x1c0
[  681.361522]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  681.367062]  alloc_pages_current+0x173/0x350
[  681.371481]  __page_cache_alloc+0x38c/0x5c0
[  681.375796]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  681.380718]  ? kasan_check_read+0x11/0x20
[  681.384865]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  681.390135]  ? generic_perform_write+0x6a0/0x6a0
[  681.394874]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  681.400396]  ? check_preemption_disabled+0x48/0x280
[  681.405412]  filemap_fault+0x1595/0x25f0
[  681.409487]  ? __lock_page_or_retry+0xa00/0xa00
[  681.414148]  ? mark_held_locks+0x130/0x130
[  681.418380]  ? filemap_map_pages+0xd6b/0x1a20
[  681.422867]  ? lock_downgrade+0x900/0x900
[  681.427004]  ? check_preemption_disabled+0x48/0x280
[  681.432009]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  681.436928]  ? kasan_check_read+0x11/0x20
[  681.441062]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  681.446324]  ? rcu_softirq_qs+0x20/0x20
[  681.450294]  ? filemap_map_pages+0xd92/0x1a20
[  681.454808]  ? find_get_entries_tag+0x1400/0x1400
[  681.459637]  ? debug_object_destroy+0x2b0/0x2b0
[  681.464315]  ? lock_pi_update_atomic+0x150/0x150
[  681.469065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  681.474593]  ? lock_acquire+0x1ed/0x520
[  681.478555]  ? ext4_filemap_fault+0x7a/0xad
[  681.482869]  ? lock_release+0xa00/0xa00
[  681.486854]  ? perf_trace_sched_process_exec+0x860/0x860
[  681.492294]  ? print_usage_bug+0xc0/0xc0
[  681.496342]  ? print_usage_bug+0xc0/0xc0
[  681.500397]  ? down_read+0x8d/0x120
[  681.504008]  ? ext4_filemap_fault+0x7a/0xad
[  681.508314]  ? __down_interruptible+0x700/0x700
[  681.512973]  ext4_filemap_fault+0x82/0xad
[  681.517106]  __do_fault+0x100/0x6b0
[  681.520723]  ? pmd_devmap_trans_unstable+0x220/0x220
[  681.525815]  ? mark_held_locks+0x130/0x130
[  681.530037]  ? mark_held_locks+0x130/0x130
[  681.534267]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  681.539800]  __handle_mm_fault+0x3ea0/0x5be0
[  681.544197]  ? perf_trace_lock+0x7a0/0x7a0
[  681.548419]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  681.553263]  ? zap_class+0x640/0x640
[  681.556962]  ? zap_class+0x640/0x640
[  681.560662]  ? __x64_sys_futex+0x53e/0x6a0
[  681.564899]  ? find_held_lock+0x36/0x1c0
[  681.568954]  ? handle_mm_fault+0x42a/0xc70
[  681.573175]  ? lock_downgrade+0x900/0x900
[  681.577310]  ? check_preemption_disabled+0x48/0x280
[  681.582314]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  681.587241]  ? kasan_check_read+0x11/0x20
[  681.591395]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  681.596676]  ? rcu_softirq_qs+0x20/0x20
[  681.600643]  ? trace_hardirqs_off_caller+0x310/0x310
[  681.605762]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  681.611287]  ? check_preemption_disabled+0x48/0x280
[  681.616293]  handle_mm_fault+0x54f/0xc70
[  681.620342]  ? __handle_mm_fault+0x5be0/0x5be0
[  681.624913]  ? find_vma+0x34/0x190
[  681.628447]  __do_page_fault+0x5e8/0xe60
[  681.632494]  ? trace_hardirqs_off+0xb8/0x310
[  681.636890]  ? retint_kernel+0x2d/0x2d
[  681.640775]  do_page_fault+0xf2/0x7e0
[  681.644563]  ? vmalloc_sync_all+0x30/0x30
[  681.648694]  ? error_entry+0x70/0xd0
[  681.652392]  ? trace_hardirqs_off_caller+0xbb/0x310
[  681.657393]  ? trace_hardirqs_on_caller+0xc0/0x310
[  681.662305]  ? syscall_return_slowpath+0x5e0/0x5e0
[  681.667225]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  681.672057]  ? trace_hardirqs_on_caller+0x310/0x310
[  681.677059]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  681.682698]  ? prepare_exit_to_usermode+0x291/0x3b0
[  681.687699]  ? page_fault+0x8/0x30
[  681.691226]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  681.696056]  ? page_fault+0x8/0x30
[  681.699582]  page_fault+0x1e/0x30
[  681.703019] RIP: 0033:0x45ddf3
[  681.706212] Code: Bad RIP value.
[  681.709560] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  681.714908] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  681.722162] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  681.729414] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  681.736665] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  681.743922] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  681.751222] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  681.751226] warn_alloc_show_mem: 1 callbacks suppressed
[  681.751231] Mem-Info:
[  681.758053] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  681.763404] active_anon:48059 inactive_anon:331 isolated_anon:0
[  681.763404]  active_file:11 inactive_file:12 isolated_file:0
[  681.763404]  unevictable:0 dirty:0 writeback:0 unstable:0
[  681.763404]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  681.763404]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  681.763404]  free:13684 free_pcp:349 free_cma:0
[  681.765770] Call Trace:
[  681.775145] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  681.808168]  dump_stack+0x244/0x39d
[  681.810716] 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
[  681.838366]  ? dump_stack_print_info.cold.1+0x20/0x20
[  681.841955] lowmem_reserve[]: 0 2818 6321 6321
[  681.868154]  warn_alloc.cold.116+0xb7/0x1bd
[  681.873307] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  681.877875]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  681.882162] lowmem_reserve[]: 0 0 3503 3503
[  681.909640]  ? lock_downgrade+0x900/0x900
[  681.914446] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  681.918757]  ? trace_hardirqs_off+0xb8/0x310
[  681.922883] lowmem_reserve[]: 0 0 0 0
[  681.951923]  ? trace_hardirqs_off+0xb8/0x310
[  681.956295] 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
[  681.960083]  __alloc_pages_slowpath+0x26e8/0x2e10
[  681.964453] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  681.977976]  ? warn_alloc+0x120/0x120
[  681.982766] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  681.997915]  ? print_usage_bug+0xc0/0xc0
[  682.001687] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  682.015963]  ? warn_alloc+0x120/0x120
[  682.019995] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  682.028807]  ? warn_alloc+0x120/0x120
[  682.032572] 403 total pagecache pages
[  682.041129]  ? print_usage_bug+0xc0/0xc0
[  682.044905] 0 pages in swap cache
[  682.048681]  ? print_usage_bug+0xc0/0xc0
[  682.052709] Swap cache stats: add 0, delete 0, find 0/0
[  682.056142]  ? __lock_acquire+0x62f/0x4c20
[  682.060180] Free swap  = 0kB
[  682.065524]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  682.069726] Total swap = 0kB
[  682.072730]  ? should_fail+0x22d/0xd01
[  682.078231] 1965979 pages RAM
[  682.081234]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  682.085086] 0 pages HighMem/MovableOnly
[  682.088170]  ? __lock_acquire+0x62f/0x4c20
[  682.093239] 342853 pages reserved
[  682.097193]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  682.101393] 0 pages cma reserved
[  682.104831]  ? __lock_acquire+0x62f/0x4c20
[  682.109954] aoe: skb alloc failure
[  682.113249]  ? should_fail+0x22d/0xd01
[  682.113262]  ? find_held_lock+0x36/0x1c0
[  682.113284]  ? mark_held_locks+0x130/0x130
[  682.117515] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  682.121016]  ? mark_held_locks+0x130/0x130
[  682.124873] syz-fuzzer cpuset=/ mems_allowed=0
[  682.128911]  ? zap_class+0x640/0x640
[  682.128929]  ? mark_held_locks+0xc7/0x130
[  682.159929]  ? do_raw_spin_unlock+0xa7/0x330
[  682.164329]  ? zap_class+0x640/0x640
[  682.168035]  ? print_usage_bug+0xc0/0xc0
[  682.172092]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  682.177634]  ? check_preemption_disabled+0x48/0x280
[  682.182649]  ? __lock_is_held+0xb5/0x140
[  682.186713]  __alloc_pages_nodemask+0xa80/0xde0
[  682.191373]  ? zap_class+0x640/0x640
[  682.195082]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  682.200104]  ? find_held_lock+0x36/0x1c0
[  682.204166]  ? ____cache_alloc_node+0x1c7/0x1e0
[  682.208829]  ? lock_downgrade+0x900/0x900
[  682.212981]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  682.218519]  cache_grow_begin+0xa5/0x8c0
[  682.222574]  ? do_raw_spin_unlock+0xa7/0x330
[  682.226986]  fallback_alloc+0x204/0x2e0
[  682.230962]  ____cache_alloc_node+0x1c7/0x1e0
[  682.235455]  kmem_cache_alloc_node+0xe3/0x730
[  682.239944]  ? ipv6_get_ifaddr+0x42e/0x620
[  682.244181]  __alloc_skb+0x119/0x770
[  682.247888]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  682.253160]  ? netdev_alloc_frag+0x1f0/0x1f0
[  682.257559]  ? lock_downgrade+0x900/0x900
[  682.261715]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  682.267245]  ? refcount_sub_and_test_checked+0x203/0x310
[  682.272688]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  682.278135]  ? addrconf_rs_timer+0x690/0x690
[  682.282542]  ndisc_alloc_skb+0x144/0x340
[  682.286597]  ndisc_send_rs+0x331/0x6e0
[  682.290479]  addrconf_rs_timer+0x314/0x690
[  682.294708]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  682.298938]  call_timer_fn+0x272/0x920
[  682.302831]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  682.307053]  ? process_timeout+0x40/0x40
[  682.311110]  ? __run_timers+0x7da/0xc70
[  682.315073]  ? _raw_spin_unlock_irq+0x27/0x80
[  682.319580]  ? _raw_spin_unlock_irq+0x27/0x80
[  682.324065]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  682.328292]  ? lockdep_hardirqs_on+0x296/0x5b0
[  682.332863]  ? trace_hardirqs_on+0xbd/0x310
[  682.337169]  ? kasan_check_read+0x11/0x20
[  682.341303]  ? __run_timers+0x7da/0xc70
[  682.345264]  ? trace_hardirqs_off_caller+0x310/0x310
[  682.350360]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  682.354587]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  682.358808]  __run_timers+0x7e5/0xc70
[  682.362607]  ? timer_fixup_init+0x70/0x70
[  682.366743]  ? _raw_spin_unlock_irq+0x27/0x80
[  682.371251]  ? _raw_spin_unlock_irq+0x27/0x80
[  682.375751]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  682.380323]  ? trace_hardirqs_on+0xbd/0x310
[  682.384632]  ? kasan_check_read+0x11/0x20
[  682.388767]  ? finish_task_switch+0x1f4/0x910
[  682.393249]  ? trace_hardirqs_off_caller+0x310/0x310
[  682.398362]  ? compat_start_thread+0x80/0x80
[  682.402775]  ? pvclock_read_flags+0x160/0x160
[  682.407256]  ? __switch_to_asm+0x34/0x70
[  682.411328]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  682.416853]  ? check_preemption_disabled+0x48/0x280
[  682.421866]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  682.427398]  ? rcu_pm_notify+0xc0/0xc0
[  682.431276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  682.436818]  ? check_preemption_disabled+0x48/0x280
[  682.441830]  run_timer_softirq+0x52/0xb0
[  682.445880]  ? rcu_read_lock_sched_held+0x14f/0x180
[  682.450891]  __do_softirq+0x308/0xb7e
[  682.454707]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  682.459809]  ? schedule+0x108/0x460
[  682.463436]  ? trace_hardirqs_off+0xb8/0x310
[  682.467833]  ? smpboot_thread_fn+0x68b/0xa00
[  682.472231]  ? trace_hardirqs_on+0x310/0x310
[  682.476630]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  682.482158]  ? check_preemption_disabled+0x48/0x280
[  682.487168]  ? takeover_tasklets+0xa90/0xa90
[  682.491569]  run_ksoftirqd+0x5e/0x100
[  682.495362]  smpboot_thread_fn+0x68b/0xa00
[  682.499590]  ? sort_range+0x30/0x30
[  682.503204]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  682.508295]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  682.513838]  ? __kthread_parkme+0xfb/0x1a0
[  682.518065]  ? sort_range+0x30/0x30
[  682.521693]  kthread+0x35a/0x440
[  682.525058]  ? kthread_stop+0x900/0x900
[  682.529024]  ret_from_fork+0x3a/0x50
[  682.532743] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  682.532825] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  682.539739] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  682.539745] Call Trace:
[  682.546289] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  682.555545]  <IRQ>
[  682.558104] ksoftirqd/0 cpuset=/ mems_allowed=0
[  682.568413]  dump_stack+0x244/0x39d
[  682.578798]  ? dump_stack_print_info.cold.1+0x20/0x20
[  682.583990]  warn_alloc.cold.116+0xb7/0x1bd
[  682.588300]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  682.593133]  ? lock_downgrade+0x900/0x900
[  682.597274]  ? trace_hardirqs_off+0xb8/0x310
[  682.601680]  ? trace_hardirqs_off+0xb8/0x310
[  682.606088]  __alloc_pages_slowpath+0x26e8/0x2e10
[  682.610940]  ? warn_alloc+0x120/0x120
[  682.614736]  ? warn_alloc+0x120/0x120
[  682.618526]  ? __lock_acquire+0x62f/0x4c20
[  682.622751]  ? warn_alloc+0x120/0x120
[  682.626538]  ? print_usage_bug+0xc0/0xc0
[  682.630589]  ? print_usage_bug+0xc0/0xc0
[  682.634638]  ? mark_held_locks+0x130/0x130
[  682.638874]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  682.644400]  ? should_fail+0x22d/0xd01
[  682.648277]  ? zap_class+0x640/0x640
[  682.651980]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  682.657075]  ? __lock_acquire+0x62f/0x4c20
[  682.661301]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  682.666386]  ? should_fail+0x22d/0xd01
[  682.670271]  ? mark_held_locks+0x130/0x130
[  682.674505]  ? mark_held_locks+0x130/0x130
[  682.678727]  ? lock_downgrade+0x900/0x900
[  682.682864]  ? zap_class+0x640/0x640
[  682.686566]  ? zap_class+0x640/0x640
[  682.690282]  ? zap_class+0x640/0x640
[  682.693980]  ? do_raw_spin_unlock+0xa7/0x330
[  682.698388]  ? trace_hardirqs_on+0x310/0x310
[  682.702785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  682.708318]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  682.713847]  ? check_preemption_disabled+0x48/0x280
[  682.718859]  ? __lock_is_held+0xb5/0x140
[  682.722914]  __alloc_pages_nodemask+0xa80/0xde0
[  682.727572]  ? zap_class+0x640/0x640
[  682.731290]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  682.736300]  ? find_held_lock+0x36/0x1c0
[  682.740360]  ? ____cache_alloc_node+0x1c7/0x1e0
[  682.745029]  ? lock_downgrade+0x900/0x900
[  682.749171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  682.754715]  cache_grow_begin+0xa5/0x8c0
[  682.758763]  ? do_raw_spin_unlock+0xa7/0x330
[  682.763178]  fallback_alloc+0x204/0x2e0
[  682.767144]  ____cache_alloc_node+0x1c7/0x1e0
[  682.771631]  kmem_cache_alloc_node+0xe3/0x730
[  682.776120]  ? lockdep_hardirqs_on+0x296/0x5b0
[  682.780714]  __alloc_skb+0x119/0x770
[  682.784416]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  682.789774]  ? netdev_alloc_frag+0x1f0/0x1f0
[  682.794174]  ? vprintk_default+0x28/0x30
[  682.798224]  ? vprintk_func+0x85/0x181
[  682.802099]  ? printk+0xa7/0xcf
[  682.805377]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  682.810127]  new_skb+0x26/0x1c0
[  682.813392]  aoecmd_cfg+0x279/0x7f0
[  682.817013]  ? find_held_lock+0x36/0x1c0
[  682.821067]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  682.825384]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  682.830917]  ? __lock_is_held+0xb5/0x140
[  682.834976]  discover_timer+0x50/0x60
[  682.838766]  call_timer_fn+0x272/0x920
[  682.842660]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  682.847505]  ? process_timeout+0x40/0x40
[  682.851560]  ? mark_held_locks+0xc7/0x130
[  682.855699]  ? _raw_spin_unlock_irq+0x27/0x80
[  682.860178]  ? _raw_spin_unlock_irq+0x27/0x80
[  682.864663]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  682.869512]  ? lockdep_hardirqs_on+0x296/0x5b0
[  682.874102]  ? trace_hardirqs_on+0xbd/0x310
[  682.878411]  ? kasan_check_read+0x11/0x20
[  682.882558]  ? __run_timers+0x7da/0xc70
[  682.886516]  ? trace_hardirqs_off_caller+0x310/0x310
[  682.891620]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  682.896471]  __run_timers+0x7e5/0xc70
[  682.900271]  ? timer_fixup_init+0x70/0x70
[  682.904416]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  682.909423]  ? zap_class+0x640/0x640
[  682.913134]  ? print_usage_bug+0xc0/0xc0
[  682.917184]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  682.922374]  ? find_held_lock+0x36/0x1c0
[  682.926445]  ? zap_class+0x640/0x640
[  682.930161]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  682.935686]  ? check_preemption_disabled+0x48/0x280
[  682.940693]  ? __lock_is_held+0xb5/0x140
[  682.944738]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  682.950259]  ? check_preemption_disabled+0x48/0x280
[  682.955264]  run_timer_softirq+0x52/0xb0
[  682.959310]  ? rcu_read_lock_sched_held+0x14f/0x180
[  682.964317]  __do_softirq+0x308/0xb7e
[  682.968110]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  682.972592]  ? lock_downgrade+0x900/0x900
[  682.976734]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  682.981829]  ? pvclock_read_flags+0x160/0x160
[  682.986314]  ? lapic_next_event+0x5a/0x90
[  682.990447]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  682.996062]  ? kvm_clock_read+0x18/0x30
[  683.000021]  ? kvm_sched_clock_read+0x9/0x20
[  683.004414]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  683.009938]  ? check_preemption_disabled+0x48/0x280
[  683.014946]  irq_exit+0x17f/0x1c0
[  683.018477]  smp_apic_timer_interrupt+0x1cb/0x760
[  683.023306]  ? smp_reschedule_interrupt+0x109/0x650
[  683.028314]  ? smp_call_function_single_interrupt+0x650/0x650
[  683.034182]  ? interrupt_entry+0xb5/0xc0
[  683.038264]  ? trace_hardirqs_off_caller+0xbb/0x310
[  683.043284]  ? trace_hardirqs_off_caller+0xbb/0x310
[  683.048288]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  683.053119]  ? trace_hardirqs_on_caller+0x310/0x310
[  683.058127]  ? trace_hardirqs_on_caller+0x310/0x310
[  683.063145]  ? task_prio+0x50/0x50
[  683.066676]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  683.072205]  ? check_preemption_disabled+0x48/0x280
[  683.077210]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  683.082154]  apic_timer_interrupt+0xf/0x20
[  683.086373]  </IRQ>
[  683.088602] RIP: 0010:console_unlock+0x102f/0x1190
[  683.093525] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  683.112412] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  683.120103] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  683.127353] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  683.134635] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  683.141889] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  683.149143] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  683.156403]  ? netconsole_netdev_event+0x280/0x280
[  683.161336]  ? console_unlock+0x1026/0x1190
[  683.165658]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  683.170316]  ? vprintk_emit+0x846/0x990
[  683.174280]  ? lock_release+0xa00/0xa00
[  683.178262]  ? trace_hardirqs_on+0x70/0x310
[  683.182574]  ? vprintk_default+0x28/0x30
[  683.186642]  ? trace_hardirqs_off_caller+0x310/0x310
[  683.191738]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  683.197267]  vprintk_emit+0x391/0x990
[  683.201062]  ? wake_up_klogd+0x180/0x180
[  683.205115]  ? find_held_lock+0x11/0x1c0
[  683.209193]  ? mark_held_locks+0xc7/0x130
[  683.213327]  ? _raw_spin_unlock_irq+0x27/0x80
[  683.217808]  ? _raw_spin_unlock_irq+0x27/0x80
[  683.222297]  vprintk_default+0x28/0x30
[  683.226174]  vprintk_func+0x7e/0x181
[  683.229876]  printk+0xa7/0xcf
[  683.232972]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  683.237724]  ? _raw_spin_unlock_irq+0x60/0x80
[  683.242216]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  683.247486]  dump_header+0x7cc/0xf72
[  683.251212]  ? pagefault_out_of_memory+0x197/0x197
[  683.256137]  ? __lock_acquire+0x62f/0x4c20
[  683.260359]  ? percpu_ref_get_many+0x240/0x240
[  683.264936]  ? print_usage_bug+0xc0/0xc0
[  683.268988]  ? zap_class+0x640/0x640
[  683.272693]  ? print_usage_bug+0xc0/0xc0
[  683.276741]  ? zap_class+0x640/0x640
[  683.280442]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  683.285966]  ? find_held_lock+0x36/0x1c0
[  683.290024]  ? mark_held_locks+0xc7/0x130
[  683.294158]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  683.299246]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  683.304334]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  683.308907]  ? trace_hardirqs_on+0xbd/0x310
[  683.313220]  ? kasan_check_read+0x11/0x20
[  683.317362]  ? ___ratelimit+0x3b4/0x672
[  683.321325]  ? trace_hardirqs_off_caller+0x310/0x310
[  683.326416]  ? trace_hardirqs_on+0x310/0x310
[  683.330809]  ? lock_downgrade+0x900/0x900
[  683.334945]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  683.340036]  ? ___ratelimit+0x3b9/0x672
[  683.343997]  ? idr_get_free+0xf70/0xf70
[  683.347956]  ? kasan_check_read+0x11/0x20
[  683.352088]  ? do_raw_spin_unlock+0xa7/0x330
[  683.356488]  oom_kill_process.cold.27+0x10/0x903
[  683.361321]  ? zap_class+0x640/0x640
[  683.365028]  ? _raw_spin_unlock+0x2c/0x50
[  683.369160]  ? oom_badness+0xe6/0xaa0
[  683.372948]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  683.377868]  ? kasan_check_read+0x11/0x20
[  683.382010]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  683.387277]  ? oom_evaluate_task+0x540/0x540
[  683.391678]  ? find_held_lock+0x36/0x1c0
[  683.395734]  ? out_of_memory+0x974/0x1430
[  683.399872]  ? lock_downgrade+0x900/0x900
[  683.404009]  ? check_preemption_disabled+0x48/0x280
[  683.409022]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  683.413936]  ? kasan_check_read+0x11/0x20
[  683.418070]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  683.423337]  ? rcu_softirq_qs+0x20/0x20
[  683.427311]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  683.432842]  ? oom_evaluate_task+0x302/0x540
[  683.437243]  out_of_memory+0xa84/0x1430
[  683.441213]  ? oom_killer_disable+0x3a0/0x3a0
[  683.445697]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  683.450618]  ? __ww_mutex_check_waiters+0x160/0x160
[  683.455633]  __alloc_pages_slowpath+0x2354/0x2e10
[  683.460485]  ? warn_alloc+0x120/0x120
[  683.464275]  ? mark_held_locks+0x130/0x130
[  683.468504]  ? find_get_entry+0xaae/0x1120
[  683.472736]  ? filemap_map_pages+0x1a20/0x1a20
[  683.477312]  ? zap_class+0x640/0x640
[  683.481017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  683.486542]  ? check_preemption_disabled+0x48/0x280
[  683.491548]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  683.497178]  ? should_fail+0x22d/0xd01
[  683.501062]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  683.506160]  ? zap_class+0x640/0x640
[  683.509889]  ? __lock_is_held+0xb5/0x140
[  683.513953]  ? mark_held_locks+0x130/0x130
[  683.518186]  ? lock_release+0xa00/0xa00
[  683.522153]  ? perf_trace_sched_process_exec+0x860/0x860
[  683.527602]  ? xa_load+0x2ba/0x460
[  683.531136]  ? lock_downgrade+0x900/0x900
[  683.535280]  ? __might_sleep+0x95/0x190
[  683.539250]  __alloc_pages_nodemask+0xa80/0xde0
[  683.543922]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  683.548935]  ? __page_cache_alloc+0x191/0x5c0
[  683.553426]  ? xa_load+0x2e1/0x460
[  683.556961]  ? xa_clear_mark+0x40/0x40
[  683.560843]  ? zap_class+0x640/0x640
[  683.564560]  ? zap_class+0x640/0x640
[  683.568272]  ? zap_class+0x640/0x640
[  683.571983]  ? __do_page_cache_readahead+0x663/0x810
[  683.577086]  ? find_held_lock+0x36/0x1c0
[  683.581148]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  683.586686]  alloc_pages_current+0x173/0x350
[  683.591096]  __page_cache_alloc+0x38c/0x5c0
[  683.595409]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  683.600337]  ? kasan_check_read+0x11/0x20
[  683.605773]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  683.611042]  ? generic_perform_write+0x6a0/0x6a0
[  683.615795]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  683.621326]  ? check_preemption_disabled+0x48/0x280
[  683.626352]  filemap_fault+0x1595/0x25f0
[  683.630415]  ? __lock_page_or_retry+0xa00/0xa00
[  683.635077]  ? mark_held_locks+0x130/0x130
[  683.639307]  ? filemap_map_pages+0xd6b/0x1a20
[  683.643812]  ? lock_downgrade+0x900/0x900
[  683.647953]  ? check_preemption_disabled+0x48/0x280
[  683.652961]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  683.657878]  ? kasan_check_read+0x11/0x20
[  683.662015]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  683.667284]  ? rcu_softirq_qs+0x20/0x20
[  683.671285]  ? filemap_map_pages+0xd92/0x1a20
[  683.675804]  ? find_get_entries_tag+0x1400/0x1400
[  683.680819]  ? debug_object_destroy+0x2b0/0x2b0
[  683.685482]  ? lock_pi_update_atomic+0x150/0x150
[  683.690225]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  683.695764]  ? lock_acquire+0x1ed/0x520
[  683.699727]  ? ext4_filemap_fault+0x7a/0xad
[  683.704040]  ? lock_release+0xa00/0xa00
[  683.707999]  ? perf_trace_sched_process_exec+0x860/0x860
[  683.713435]  ? print_usage_bug+0xc0/0xc0
[  683.717488]  ? print_usage_bug+0xc0/0xc0
[  683.721546]  ? down_read+0x8d/0x120
[  683.725163]  ? ext4_filemap_fault+0x7a/0xad
[  683.729472]  ? __down_interruptible+0x700/0x700
[  683.734135]  ext4_filemap_fault+0x82/0xad
[  683.738276]  __do_fault+0x100/0x6b0
[  683.741894]  ? pmd_devmap_trans_unstable+0x220/0x220
[  683.746983]  ? mark_held_locks+0x130/0x130
[  683.751206]  ? mark_held_locks+0x130/0x130
[  683.755437]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  683.760967]  __handle_mm_fault+0x3ea0/0x5be0
[  683.765367]  ? perf_trace_lock+0x7a0/0x7a0
[  683.769600]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  683.774448]  ? zap_class+0x640/0x640
[  683.778148]  ? zap_class+0x640/0x640
[  683.781847]  ? __x64_sys_futex+0x53e/0x6a0
[  683.786072]  ? find_held_lock+0x36/0x1c0
[  683.790125]  ? handle_mm_fault+0x42a/0xc70
[  683.794436]  ? lock_downgrade+0x900/0x900
[  683.798577]  ? check_preemption_disabled+0x48/0x280
[  683.803613]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  683.808534]  ? kasan_check_read+0x11/0x20
[  683.812673]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  683.817935]  ? rcu_softirq_qs+0x20/0x20
[  683.821894]  ? trace_hardirqs_off_caller+0x310/0x310
[  683.826984]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  683.832511]  ? check_preemption_disabled+0x48/0x280
[  683.837522]  handle_mm_fault+0x54f/0xc70
[  683.841580]  ? __handle_mm_fault+0x5be0/0x5be0
[  683.846650]  ? find_vma+0x34/0x190
[  683.850205]  __do_page_fault+0x5e8/0xe60
[  683.854252]  ? trace_hardirqs_off+0xb8/0x310
[  683.858644]  ? retint_kernel+0x2d/0x2d
[  683.862523]  do_page_fault+0xf2/0x7e0
[  683.866320]  ? vmalloc_sync_all+0x30/0x30
[  683.870457]  ? error_entry+0x70/0xd0
[  683.874161]  ? trace_hardirqs_off_caller+0xbb/0x310
[  683.879166]  ? trace_hardirqs_on_caller+0xc0/0x310
[  683.884091]  ? syscall_return_slowpath+0x5e0/0x5e0
[  683.889005]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  683.893838]  ? trace_hardirqs_on_caller+0x310/0x310
[  683.898847]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  683.904285]  ? prepare_exit_to_usermode+0x291/0x3b0
[  683.909287]  ? page_fault+0x8/0x30
[  683.912823]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  683.917655]  ? page_fault+0x8/0x30
[  683.921185]  page_fault+0x1e/0x30
[  683.924634] RIP: 0033:0x45ddf3
[  683.927828] Code: Bad RIP value.
[  683.931175] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  683.936522] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  683.943785] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  683.951055] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  683.958313] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  683.965571] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  683.972847] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  683.972851] warn_alloc_show_mem: 1 callbacks suppressed
[  683.972857] Mem-Info:
[  683.979684] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  683.985037] active_anon:48059 inactive_anon:331 isolated_anon:0
[  683.985037]  active_file:11 inactive_file:12 isolated_file:0
[  683.985037]  unevictable:0 dirty:0 writeback:0 unstable:0
[  683.985037]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  683.985037]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  683.985037]  free:13684 free_pcp:349 free_cma:0
[  683.987401] Call Trace:
[  683.996766] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  684.029624]  dump_stack+0x244/0x39d
[  684.032179] 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
[  684.059839]  ? dump_stack_print_info.cold.1+0x20/0x20
[  684.063429] lowmem_reserve[]: 0 2818 6321 6321
[  684.089535]  warn_alloc.cold.116+0xb7/0x1bd
[  684.094682] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  684.099249]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  684.103639] lowmem_reserve[]: 0 0 3503 3503
[  684.131119]  ? lock_downgrade+0x900/0x900
[  684.135934] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  684.140240]  ? trace_hardirqs_off+0xb8/0x310
[  684.144432] lowmem_reserve[]: 0 0 0 0
[  684.173481]  ? trace_hardirqs_off+0xb8/0x310
[  684.177854] 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
[  684.181651]  __alloc_pages_slowpath+0x26e8/0x2e10
[  684.186023] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  684.199638]  ? warn_alloc+0x120/0x120
[  684.204425] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  684.219577]  ? print_usage_bug+0xc0/0xc0
[  684.223352] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  684.237630]  ? warn_alloc+0x120/0x120
[  684.241661] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  684.250474]  ? warn_alloc+0x120/0x120
[  684.254240] 403 total pagecache pages
[  684.262795]  ? print_usage_bug+0xc0/0xc0
[  684.266594] 0 pages in swap cache
[  684.270369]  ? print_usage_bug+0xc0/0xc0
[  684.274397] Swap cache stats: add 0, delete 0, find 0/0
[  684.277828]  ? __lock_acquire+0x62f/0x4c20
[  684.281853] Free swap  = 0kB
[  684.287195]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  684.291395] Total swap = 0kB
[  684.294393]  ? should_fail+0x22d/0xd01
[  684.299896] 1965979 pages RAM
[  684.302897]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  684.306745] 0 pages HighMem/MovableOnly
[  684.306752] 342853 pages reserved
[  684.309841]  ? __lock_acquire+0x62f/0x4c20
[  684.314904] 0 pages cma reserved
[  684.314970] aoe: skb alloc failure
[  684.318871]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  684.322332] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  684.326512]  ? __lock_acquire+0x62f/0x4c20
[  684.329844] syz-fuzzer cpuset=/ mems_allowed=0
[  684.333360]  ? should_fail+0x22d/0xd01
[  684.333374]  ? find_held_lock+0x36/0x1c0
[  684.365329]  ? mark_held_locks+0x130/0x130
[  684.369560]  ? mark_held_locks+0x130/0x130
[  684.373782]  ? zap_class+0x640/0x640
[  684.377487]  ? mark_held_locks+0xc7/0x130
[  684.381631]  ? do_raw_spin_unlock+0xa7/0x330
[  684.386030]  ? zap_class+0x640/0x640
[  684.389754]  ? print_usage_bug+0xc0/0xc0
[  684.393819]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  684.399356]  ? check_preemption_disabled+0x48/0x280
[  684.404373]  ? __lock_is_held+0xb5/0x140
[  684.408434]  __alloc_pages_nodemask+0xa80/0xde0
[  684.413113]  ? zap_class+0x640/0x640
[  684.416826]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  684.421846]  ? find_held_lock+0x36/0x1c0
[  684.425912]  ? ____cache_alloc_node+0x1c7/0x1e0
[  684.430585]  ? lock_downgrade+0x900/0x900
[  684.434745]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  684.440287]  cache_grow_begin+0xa5/0x8c0
[  684.444337]  ? do_raw_spin_unlock+0xa7/0x330
[  684.448771]  fallback_alloc+0x204/0x2e0
[  684.452745]  ____cache_alloc_node+0x1c7/0x1e0
[  684.457238]  kmem_cache_alloc_node+0xe3/0x730
[  684.461727]  ? ipv6_get_ifaddr+0x42e/0x620
[  684.465966]  __alloc_skb+0x119/0x770
[  684.469669]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  684.474937]  ? netdev_alloc_frag+0x1f0/0x1f0
[  684.479332]  ? lock_downgrade+0x900/0x900
[  684.483470]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  684.488996]  ? refcount_sub_and_test_checked+0x203/0x310
[  684.494441]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  684.499911]  ? addrconf_rs_timer+0x690/0x690
[  684.504317]  ndisc_alloc_skb+0x144/0x340
[  684.508377]  ndisc_send_rs+0x331/0x6e0
[  684.512254]  addrconf_rs_timer+0x314/0x690
[  684.516478]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  684.520719]  call_timer_fn+0x272/0x920
[  684.524601]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  684.528826]  ? process_timeout+0x40/0x40
[  684.532877]  ? __run_timers+0x7da/0xc70
[  684.536840]  ? _raw_spin_unlock_irq+0x27/0x80
[  684.541319]  ? _raw_spin_unlock_irq+0x27/0x80
[  684.545799]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  684.550020]  ? lockdep_hardirqs_on+0x296/0x5b0
[  684.554596]  ? trace_hardirqs_on+0xbd/0x310
[  684.558905]  ? kasan_check_read+0x11/0x20
[  684.563035]  ? __run_timers+0x7da/0xc70
[  684.566999]  ? trace_hardirqs_off_caller+0x310/0x310
[  684.572104]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  684.576326]  __run_timers+0x7e5/0xc70
[  684.580119]  ? timer_fixup_init+0x70/0x70
[  684.584256]  ? _raw_spin_unlock_irq+0x27/0x80
[  684.588747]  ? _raw_spin_unlock_irq+0x27/0x80
[  684.593239]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  684.597818]  ? trace_hardirqs_on+0xbd/0x310
[  684.602146]  ? kasan_check_read+0x11/0x20
[  684.606287]  ? finish_task_switch+0x1f4/0x910
[  684.610772]  ? trace_hardirqs_off_caller+0x310/0x310
[  684.615867]  ? compat_start_thread+0x80/0x80
[  684.620285]  ? pvclock_read_flags+0x160/0x160
[  684.624772]  ? __switch_to_asm+0x34/0x70
[  684.628827]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  684.634356]  ? check_preemption_disabled+0x48/0x280
[  684.639371]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  684.644897]  ? rcu_pm_notify+0xc0/0xc0
[  684.648779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  684.654312]  ? check_preemption_disabled+0x48/0x280
[  684.659324]  run_timer_softirq+0x52/0xb0
[  684.663389]  ? rcu_read_lock_sched_held+0x14f/0x180
[  684.668399]  __do_softirq+0x308/0xb7e
[  684.672199]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  684.677301]  ? schedule+0x108/0x460
[  684.680928]  ? trace_hardirqs_off+0xb8/0x310
[  684.685329]  ? smpboot_thread_fn+0x68b/0xa00
[  684.689734]  ? trace_hardirqs_on+0x310/0x310
[  684.694137]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  684.699671]  ? check_preemption_disabled+0x48/0x280
[  684.704691]  ? takeover_tasklets+0xa90/0xa90
[  684.709094]  run_ksoftirqd+0x5e/0x100
[  684.712885]  smpboot_thread_fn+0x68b/0xa00
[  684.717114]  ? sort_range+0x30/0x30
[  684.720741]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  684.725838]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  684.731373]  ? __kthread_parkme+0xfb/0x1a0
[  684.735603]  ? sort_range+0x30/0x30
[  684.739221]  kthread+0x35a/0x440
[  684.742578]  ? kthread_stop+0x900/0x900
[  684.746546]  ret_from_fork+0x3a/0x50
[  684.750266] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  684.750323] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  684.757269] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  684.757274] Call Trace:
[  684.757280]  <IRQ>
[  684.757296]  dump_stack+0x244/0x39d
[  684.757313]  ? dump_stack_print_info.cold.1+0x20/0x20
[  684.764052] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  684.773340]  warn_alloc.cold.116+0xb7/0x1bd
[  684.775886] ksoftirqd/0 cpuset=/ mems_allowed=0
[  684.778020]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  684.810840]  ? lock_downgrade+0x900/0x900
[  684.814987]  ? trace_hardirqs_off+0xb8/0x310
[  684.819408]  ? trace_hardirqs_off+0xb8/0x310
[  684.823815]  __alloc_pages_slowpath+0x26e8/0x2e10
[  684.828675]  ? warn_alloc+0x120/0x120
[  684.832562]  ? warn_alloc+0x120/0x120
[  684.836364]  ? warn_alloc+0x120/0x120
[  684.840160]  ? print_usage_bug+0xc0/0xc0
[  684.844222]  ? print_usage_bug+0xc0/0xc0
[  684.848277]  ? ktime_get+0x2c1/0x400
[  684.851993]  ? check_preemption_disabled+0x48/0x280
[  684.857002]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  684.861496]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  684.867024]  ? should_fail+0x22d/0xd01
[  684.870905]  ? kasan_check_read+0x11/0x20
[  684.875050]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  684.880146]  ? __lock_acquire+0x62f/0x4c20
[  684.884381]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  684.889479]  ? should_fail+0x22d/0xd01
[  684.893366]  ? print_usage_bug+0xc0/0xc0
[  684.897433]  ? mark_held_locks+0x130/0x130
[  684.901676]  ? mark_held_locks+0x130/0x130
[  684.905904]  ? check_preemption_disabled+0x48/0x280
[  684.910926]  ? zap_class+0x640/0x640
[  684.914636]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  684.919386]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  684.924919]  ? check_preemption_disabled+0x48/0x280
[  684.929937]  ? __lock_is_held+0xb5/0x140
[  684.933998]  __alloc_pages_nodemask+0xa80/0xde0
[  684.938662]  ? zap_class+0x640/0x640
[  684.942376]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  684.947397]  ? find_held_lock+0x36/0x1c0
[  684.951466]  ? ____cache_alloc_node+0x1c7/0x1e0
[  684.956129]  ? lock_downgrade+0x900/0x900
[  684.960284]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  684.965821]  cache_grow_begin+0xa5/0x8c0
[  684.969877]  ? do_raw_spin_unlock+0xa7/0x330
[  684.974289]  fallback_alloc+0x204/0x2e0
[  684.978265]  ____cache_alloc_node+0x1c7/0x1e0
[  684.982760]  kmem_cache_alloc_node+0xe3/0x730
[  684.987246]  ? lockdep_hardirqs_on+0x296/0x5b0
[  684.991826]  __alloc_skb+0x119/0x770
[  684.995531]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  685.000889]  ? netdev_alloc_frag+0x1f0/0x1f0
[  685.005295]  ? vprintk_default+0x28/0x30
[  685.009350]  ? vprintk_func+0x85/0x181
[  685.013235]  ? printk+0xa7/0xcf
[  685.016515]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  685.021286]  new_skb+0x26/0x1c0
[  685.024567]  aoecmd_cfg+0x279/0x7f0
[  685.028201]  ? find_held_lock+0x36/0x1c0
[  685.032265]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  685.036606]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  685.042149]  ? __lock_is_held+0xb5/0x140
[  685.046219]  discover_timer+0x50/0x60
[  685.050034]  call_timer_fn+0x272/0x920
[  685.053918]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  685.058843]  ? process_timeout+0x40/0x40
[  685.062909]  ? mark_held_locks+0xc7/0x130
[  685.067061]  ? _raw_spin_unlock_irq+0x27/0x80
[  685.071557]  ? _raw_spin_unlock_irq+0x27/0x80
[  685.076052]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  685.080895]  ? lockdep_hardirqs_on+0x296/0x5b0
[  685.085480]  ? trace_hardirqs_on+0xbd/0x310
[  685.089818]  ? kasan_check_read+0x11/0x20
[  685.093982]  ? __run_timers+0x7da/0xc70
[  685.097958]  ? trace_hardirqs_off_caller+0x310/0x310
[  685.103075]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  685.107919]  __run_timers+0x7e5/0xc70
[  685.111732]  ? timer_fixup_init+0x70/0x70
[  685.115884]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  685.120904]  ? zap_class+0x640/0x640
[  685.124626]  ? print_usage_bug+0xc0/0xc0
[  685.128694]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  685.133894]  ? find_held_lock+0x36/0x1c0
[  685.137960]  ? zap_class+0x640/0x640
[  685.141702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  685.147246]  ? check_preemption_disabled+0x48/0x280
[  685.152266]  ? __lock_is_held+0xb5/0x140
[  685.156327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  685.161863]  ? check_preemption_disabled+0x48/0x280
[  685.166984]  run_timer_softirq+0x52/0xb0
[  685.171041]  ? rcu_read_lock_sched_held+0x14f/0x180
[  685.176051]  __do_softirq+0x308/0xb7e
[  685.179851]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  685.184337]  ? lock_downgrade+0x900/0x900
[  685.188480]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  685.193580]  ? pvclock_read_flags+0x160/0x160
[  685.198062]  ? lapic_next_event+0x5a/0x90
[  685.202202]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  685.207734]  ? kvm_clock_read+0x18/0x30
[  685.211707]  ? kvm_sched_clock_read+0x9/0x20
[  685.216109]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  685.221642]  ? check_preemption_disabled+0x48/0x280
[  685.226654]  irq_exit+0x17f/0x1c0
[  685.230095]  smp_apic_timer_interrupt+0x1cb/0x760
[  685.234925]  ? smp_reschedule_interrupt+0x109/0x650
[  685.239932]  ? smp_call_function_single_interrupt+0x650/0x650
[  685.245815]  ? interrupt_entry+0xb5/0xc0
[  685.249870]  ? trace_hardirqs_off_caller+0xbb/0x310
[  685.254879]  ? trace_hardirqs_off_caller+0xbb/0x310
[  685.259888]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  685.264729]  ? trace_hardirqs_on_caller+0x310/0x310
[  685.269735]  ? trace_hardirqs_on_caller+0x310/0x310
[  685.274739]  ? task_prio+0x50/0x50
[  685.278269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  685.283796]  ? check_preemption_disabled+0x48/0x280
[  685.288806]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  685.293644]  apic_timer_interrupt+0xf/0x20
[  685.297978]  </IRQ>
[  685.300206] RIP: 0010:console_unlock+0x102f/0x1190
[  685.305129] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  685.324018] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  685.331713] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  685.338966] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  685.346219] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  685.353474] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  685.360730] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  685.368012]  ? netconsole_netdev_event+0x280/0x280
[  685.372930]  ? console_unlock+0x1026/0x1190
[  685.377249]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  685.381904]  ? vprintk_emit+0x846/0x990
[  685.385863]  ? lock_release+0xa00/0xa00
[  685.389827]  ? trace_hardirqs_on+0x70/0x310
[  685.394133]  ? vprintk_default+0x28/0x30
[  685.398181]  ? trace_hardirqs_off_caller+0x310/0x310
[  685.403267]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  685.408795]  vprintk_emit+0x391/0x990
[  685.412591]  ? wake_up_klogd+0x180/0x180
[  685.416647]  ? find_held_lock+0x11/0x1c0
[  685.420704]  ? mark_held_locks+0xc7/0x130
[  685.424838]  ? _raw_spin_unlock_irq+0x27/0x80
[  685.429411]  ? _raw_spin_unlock_irq+0x27/0x80
[  685.433902]  vprintk_default+0x28/0x30
[  685.437781]  vprintk_func+0x7e/0x181
[  685.441483]  printk+0xa7/0xcf
[  685.444578]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  685.449340]  ? _raw_spin_unlock_irq+0x60/0x80
[  685.453830]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  685.459099]  dump_header+0x7cc/0xf72
[  685.462807]  ? pagefault_out_of_memory+0x197/0x197
[  685.467730]  ? __lock_acquire+0x62f/0x4c20
[  685.471957]  ? percpu_ref_get_many+0x240/0x240
[  685.476528]  ? print_usage_bug+0xc0/0xc0
[  685.480597]  ? zap_class+0x640/0x640
[  685.484304]  ? print_usage_bug+0xc0/0xc0
[  685.488354]  ? zap_class+0x640/0x640
[  685.492058]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  685.497596]  ? find_held_lock+0x36/0x1c0
[  685.501653]  ? mark_held_locks+0xc7/0x130
[  685.505791]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  685.510882]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  685.515972]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  685.520541]  ? trace_hardirqs_on+0xbd/0x310
[  685.524851]  ? kasan_check_read+0x11/0x20
[  685.528989]  ? ___ratelimit+0x3b4/0x672
[  685.532964]  ? trace_hardirqs_off_caller+0x310/0x310
[  685.538054]  ? trace_hardirqs_on+0x310/0x310
[  685.542450]  ? lock_downgrade+0x900/0x900
[  685.546590]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  685.551677]  ? ___ratelimit+0x3b9/0x672
[  685.555640]  ? idr_get_free+0xf70/0xf70
[  685.559603]  ? kasan_check_read+0x11/0x20
[  685.563737]  ? do_raw_spin_unlock+0xa7/0x330
[  685.568146]  oom_kill_process.cold.27+0x10/0x903
[  685.572894]  ? zap_class+0x640/0x640
[  685.576595]  ? _raw_spin_unlock+0x2c/0x50
[  685.580727]  ? oom_badness+0xe6/0xaa0
[  685.584523]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  685.589440]  ? kasan_check_read+0x11/0x20
[  685.593578]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  685.598866]  ? oom_evaluate_task+0x540/0x540
[  685.603271]  ? find_held_lock+0x36/0x1c0
[  685.607326]  ? out_of_memory+0x974/0x1430
[  685.611468]  ? lock_downgrade+0x900/0x900
[  685.615603]  ? check_preemption_disabled+0x48/0x280
[  685.620611]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  685.625531]  ? kasan_check_read+0x11/0x20
[  685.629670]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  685.634937]  ? rcu_softirq_qs+0x20/0x20
[  685.638903]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  685.644428]  ? oom_evaluate_task+0x302/0x540
[  685.648831]  out_of_memory+0xa84/0x1430
[  685.652801]  ? oom_killer_disable+0x3a0/0x3a0
[  685.657287]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  685.662213]  ? __ww_mutex_check_waiters+0x160/0x160
[  685.667228]  __alloc_pages_slowpath+0x2354/0x2e10
[  685.672085]  ? warn_alloc+0x120/0x120
[  685.675873]  ? mark_held_locks+0x130/0x130
[  685.680271]  ? find_get_entry+0xaae/0x1120
[  685.684503]  ? filemap_map_pages+0x1a20/0x1a20
[  685.689084]  ? zap_class+0x640/0x640
[  685.692789]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  685.698320]  ? check_preemption_disabled+0x48/0x280
[  685.703324]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  685.708852]  ? should_fail+0x22d/0xd01
[  685.712747]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  685.717839]  ? zap_class+0x640/0x640
[  685.721565]  ? __lock_is_held+0xb5/0x140
[  685.725645]  ? mark_held_locks+0x130/0x130
[  685.729888]  ? lock_release+0xa00/0xa00
[  685.733850]  ? perf_trace_sched_process_exec+0x860/0x860
[  685.739293]  ? xa_load+0x2ba/0x460
[  685.742823]  ? lock_downgrade+0x900/0x900
[  685.746966]  ? __might_sleep+0x95/0x190
[  685.750934]  __alloc_pages_nodemask+0xa80/0xde0
[  685.755599]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  685.760619]  ? __page_cache_alloc+0x191/0x5c0
[  685.765100]  ? xa_load+0x2e1/0x460
[  685.768632]  ? xa_clear_mark+0x40/0x40
[  685.772510]  ? zap_class+0x640/0x640
[  685.776214]  ? zap_class+0x640/0x640
[  685.779914]  ? zap_class+0x640/0x640
[  685.783616]  ? __do_page_cache_readahead+0x663/0x810
[  685.788713]  ? find_held_lock+0x36/0x1c0
[  685.792851]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  685.798399]  alloc_pages_current+0x173/0x350
[  685.802804]  __page_cache_alloc+0x38c/0x5c0
[  685.807114]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  685.812034]  ? kasan_check_read+0x11/0x20
[  685.816165]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  685.821448]  ? generic_perform_write+0x6a0/0x6a0
[  685.826191]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  685.831727]  ? check_preemption_disabled+0x48/0x280
[  685.836738]  filemap_fault+0x1595/0x25f0
[  685.840796]  ? __lock_page_or_retry+0xa00/0xa00
[  685.845453]  ? mark_held_locks+0x130/0x130
[  685.850189]  ? filemap_map_pages+0xd6b/0x1a20
[  685.854690]  ? lock_downgrade+0x900/0x900
[  685.858827]  ? check_preemption_disabled+0x48/0x280
[  685.863855]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  685.868773]  ? kasan_check_read+0x11/0x20
[  685.872912]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  685.878176]  ? rcu_softirq_qs+0x20/0x20
[  685.882153]  ? filemap_map_pages+0xd92/0x1a20
[  685.886649]  ? find_get_entries_tag+0x1400/0x1400
[  685.891477]  ? debug_object_destroy+0x2b0/0x2b0
[  685.896138]  ? lock_pi_update_atomic+0x150/0x150
[  685.900884]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  685.906419]  ? lock_acquire+0x1ed/0x520
[  685.910387]  ? ext4_filemap_fault+0x7a/0xad
[  685.914701]  ? lock_release+0xa00/0xa00
[  685.918662]  ? perf_trace_sched_process_exec+0x860/0x860
[  685.924100]  ? print_usage_bug+0xc0/0xc0
[  685.928150]  ? print_usage_bug+0xc0/0xc0
[  685.932207]  ? down_read+0x8d/0x120
[  685.935819]  ? ext4_filemap_fault+0x7a/0xad
[  685.940132]  ? __down_interruptible+0x700/0x700
[  685.944794]  ext4_filemap_fault+0x82/0xad
[  685.948929]  __do_fault+0x100/0x6b0
[  685.952550]  ? pmd_devmap_trans_unstable+0x220/0x220
[  685.957646]  ? mark_held_locks+0x130/0x130
[  685.961870]  ? mark_held_locks+0x130/0x130
[  685.966106]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  685.971709]  __handle_mm_fault+0x3ea0/0x5be0
[  685.976114]  ? perf_trace_lock+0x7a0/0x7a0
[  685.980347]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  685.985208]  ? zap_class+0x640/0x640
[  685.988911]  ? zap_class+0x640/0x640
[  685.992618]  ? __x64_sys_futex+0x53e/0x6a0
[  685.996851]  ? find_held_lock+0x36/0x1c0
[  686.000912]  ? handle_mm_fault+0x42a/0xc70
[  686.005134]  ? lock_downgrade+0x900/0x900
[  686.009270]  ? check_preemption_disabled+0x48/0x280
[  686.014282]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  686.019308]  ? kasan_check_read+0x11/0x20
[  686.023447]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  686.028716]  ? rcu_softirq_qs+0x20/0x20
[  686.032682]  ? trace_hardirqs_off_caller+0x310/0x310
[  686.037788]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  686.043316]  ? check_preemption_disabled+0x48/0x280
[  686.048326]  handle_mm_fault+0x54f/0xc70
[  686.052388]  ? __handle_mm_fault+0x5be0/0x5be0
[  686.056984]  ? find_vma+0x34/0x190
[  686.060539]  __do_page_fault+0x5e8/0xe60
[  686.064589]  ? trace_hardirqs_off+0xb8/0x310
[  686.068985]  ? retint_kernel+0x2d/0x2d
[  686.072881]  do_page_fault+0xf2/0x7e0
[  686.076671]  ? vmalloc_sync_all+0x30/0x30
[  686.080808]  ? error_entry+0x70/0xd0
[  686.084514]  ? trace_hardirqs_off_caller+0xbb/0x310
[  686.089522]  ? trace_hardirqs_on_caller+0xc0/0x310
[  686.094444]  ? syscall_return_slowpath+0x5e0/0x5e0
[  686.099365]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  686.104199]  ? trace_hardirqs_on_caller+0x310/0x310
[  686.109204]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  686.114648]  ? prepare_exit_to_usermode+0x291/0x3b0
[  686.119658]  ? page_fault+0x8/0x30
[  686.123193]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  686.128026]  ? page_fault+0x8/0x30
[  686.131557]  page_fault+0x1e/0x30
[  686.135025] RIP: 0033:0x45ddf3
[  686.138222] Code: Bad RIP value.
[  686.141575] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  686.146925] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  686.154183] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  686.161437] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  686.168693] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  686.175972] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  686.183253] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  686.183257] warn_alloc_show_mem: 1 callbacks suppressed
[  686.183263] Mem-Info:
[  686.190092] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  686.195456] active_anon:48059 inactive_anon:331 isolated_anon:0
[  686.195456]  active_file:11 inactive_file:12 isolated_file:0
[  686.195456]  unevictable:0 dirty:0 writeback:0 unstable:0
[  686.195456]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  686.195456]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  686.195456]  free:13684 free_pcp:349 free_cma:0
[  686.197820] Call Trace:
[  686.207207] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  686.240056]  dump_stack+0x244/0x39d
[  686.242608] 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
[  686.270269]  ? dump_stack_print_info.cold.1+0x20/0x20
[  686.273864] lowmem_reserve[]: 0 2818 6321 6321
[  686.299962]  warn_alloc.cold.116+0xb7/0x1bd
[  686.305113] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  686.309678]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  686.313966] lowmem_reserve[]: 0 0 3503 3503
[  686.341448]  ? lock_downgrade+0x900/0x900
[  686.346276] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  686.350590]  ? trace_hardirqs_off+0xb8/0x310
[  686.354696] lowmem_reserve[]: 0 0 0 0
[  686.383739]  ? trace_hardirqs_off+0xb8/0x310
[  686.388114] 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
[  686.391907]  __alloc_pages_slowpath+0x26e8/0x2e10
[  686.396279] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  686.409807]  ? warn_alloc+0x120/0x120
[  686.414600] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  686.429756]  ? print_usage_bug+0xc0/0xc0
[  686.433532] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  686.447813]  ? warn_alloc+0x120/0x120
[  686.451864] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  686.460679]  ? warn_alloc+0x120/0x120
[  686.464452] 403 total pagecache pages
[  686.473011]  ? print_usage_bug+0xc0/0xc0
[  686.476789] 0 pages in swap cache
[  686.480570]  ? print_usage_bug+0xc0/0xc0
[  686.484595] Swap cache stats: add 0, delete 0, find 0/0
[  686.488024]  ? __lock_acquire+0x62f/0x4c20
[  686.492055] Free swap  = 0kB
[  686.497404]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  686.501604] Total swap = 0kB
[  686.504608]  ? should_fail+0x22d/0xd01
[  686.510201] 1965979 pages RAM
[  686.513206]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  686.517057] 0 pages HighMem/MovableOnly
[  686.517066] 342853 pages reserved
[  686.520157]  ? __lock_acquire+0x62f/0x4c20
[  686.525224] 0 pages cma reserved
[  686.525284] aoe: skb alloc failure
[  686.529193]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  686.532665] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  686.536833]  ? __lock_acquire+0x62f/0x4c20
[  686.540169] syz-fuzzer cpuset=/ mems_allowed=0
[  686.543686]  ? should_fail+0x22d/0xd01
[  686.543700]  ? find_held_lock+0x36/0x1c0
[  686.575693]  ? mark_held_locks+0x130/0x130
[  686.579924]  ? mark_held_locks+0x130/0x130
[  686.584148]  ? zap_class+0x640/0x640
[  686.587864]  ? mark_held_locks+0xc7/0x130
[  686.592002]  ? do_raw_spin_unlock+0xa7/0x330
[  686.596412]  ? zap_class+0x640/0x640
[  686.600119]  ? print_usage_bug+0xc0/0xc0
[  686.604178]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  686.609709]  ? check_preemption_disabled+0x48/0x280
[  686.614724]  ? __lock_is_held+0xb5/0x140
[  686.618782]  __alloc_pages_nodemask+0xa80/0xde0
[  686.623444]  ? zap_class+0x640/0x640
[  686.627158]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  686.632176]  ? find_held_lock+0x36/0x1c0
[  686.636239]  ? ____cache_alloc_node+0x1c7/0x1e0
[  686.640903]  ? lock_downgrade+0x900/0x900
[  686.645053]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  686.650592]  cache_grow_begin+0xa5/0x8c0
[  686.654648]  ? do_raw_spin_unlock+0xa7/0x330
[  686.659053]  fallback_alloc+0x204/0x2e0
[  686.663028]  ____cache_alloc_node+0x1c7/0x1e0
[  686.667521]  kmem_cache_alloc_node+0xe3/0x730
[  686.672017]  ? ipv6_get_ifaddr+0x42e/0x620
[  686.676255]  __alloc_skb+0x119/0x770
[  686.680173]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  686.685446]  ? netdev_alloc_frag+0x1f0/0x1f0
[  686.689868]  ? lock_downgrade+0x900/0x900
[  686.694021]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  686.699558]  ? refcount_sub_and_test_checked+0x203/0x310
[  686.705005]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  686.710456]  ? addrconf_rs_timer+0x690/0x690
[  686.714867]  ndisc_alloc_skb+0x144/0x340
[  686.718926]  ndisc_send_rs+0x331/0x6e0
[  686.722811]  addrconf_rs_timer+0x314/0x690
[  686.727042]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  686.731290]  call_timer_fn+0x272/0x920
[  686.735170]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  686.739399]  ? process_timeout+0x40/0x40
[  686.743461]  ? __run_timers+0x7da/0xc70
[  686.747432]  ? _raw_spin_unlock_irq+0x27/0x80
[  686.751924]  ? _raw_spin_unlock_irq+0x27/0x80
[  686.756414]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  686.760659]  ? lockdep_hardirqs_on+0x296/0x5b0
[  686.765235]  ? trace_hardirqs_on+0xbd/0x310
[  686.769553]  ? kasan_check_read+0x11/0x20
[  686.773707]  ? __run_timers+0x7da/0xc70
[  686.777678]  ? trace_hardirqs_off_caller+0x310/0x310
[  686.782778]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  686.787008]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  686.791234]  __run_timers+0x7e5/0xc70
[  686.795035]  ? timer_fixup_init+0x70/0x70
[  686.799175]  ? _raw_spin_unlock_irq+0x27/0x80
[  686.803666]  ? _raw_spin_unlock_irq+0x27/0x80
[  686.808154]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  686.812729]  ? trace_hardirqs_on+0xbd/0x310
[  686.817041]  ? kasan_check_read+0x11/0x20
[  686.821188]  ? finish_task_switch+0x1f4/0x910
[  686.825679]  ? trace_hardirqs_off_caller+0x310/0x310
[  686.830789]  ? compat_start_thread+0x80/0x80
[  686.835209]  ? pvclock_read_flags+0x160/0x160
[  686.839699]  ? __switch_to_asm+0x34/0x70
[  686.843753]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  686.849291]  ? check_preemption_disabled+0x48/0x280
[  686.854313]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  686.859847]  ? rcu_pm_notify+0xc0/0xc0
[  686.863725]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  686.869256]  ? check_preemption_disabled+0x48/0x280
[  686.874282]  run_timer_softirq+0x52/0xb0
[  686.878333]  ? rcu_read_lock_sched_held+0x14f/0x180
[  686.883360]  __do_softirq+0x308/0xb7e
[  686.887182]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  686.892292]  ? schedule+0x108/0x460
[  686.895919]  ? trace_hardirqs_off+0xb8/0x310
[  686.900317]  ? smpboot_thread_fn+0x68b/0xa00
[  686.904726]  ? trace_hardirqs_on+0x310/0x310
[  686.909139]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  686.914670]  ? check_preemption_disabled+0x48/0x280
[  686.919677]  ? takeover_tasklets+0xa90/0xa90
[  686.924085]  run_ksoftirqd+0x5e/0x100
[  686.927875]  smpboot_thread_fn+0x68b/0xa00
[  686.932123]  ? sort_range+0x30/0x30
[  686.935741]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  686.940834]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  686.946359]  ? __kthread_parkme+0xfb/0x1a0
[  686.950585]  ? sort_range+0x30/0x30
[  686.954205]  kthread+0x35a/0x440
[  686.957566]  ? kthread_stop+0x900/0x900
[  686.961552]  ret_from_fork+0x3a/0x50
[  686.965279] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  686.965336] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  686.972286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  686.972291] Call Trace:
[  686.972296]  <IRQ>
[  686.972310]  dump_stack+0x244/0x39d
[  686.972328]  ? dump_stack_print_info.cold.1+0x20/0x20
[  686.978838] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  686.988139]  warn_alloc.cold.116+0xb7/0x1bd
[  686.990689] ksoftirqd/0 cpuset=/ mems_allowed=0
[  686.992825]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  687.025652]  ? lock_downgrade+0x900/0x900
[  687.029797]  ? trace_hardirqs_off+0xb8/0x310
[  687.034212]  ? trace_hardirqs_off+0xb8/0x310
[  687.038618]  __alloc_pages_slowpath+0x26e8/0x2e10
[  687.043472]  ? warn_alloc+0x120/0x120
[  687.047273]  ? warn_alloc+0x120/0x120
[  687.051085]  ? warn_alloc+0x120/0x120
[  687.054877]  ? print_usage_bug+0xc0/0xc0
[  687.058931]  ? print_usage_bug+0xc0/0xc0
[  687.062980]  ? ktime_get+0x2c1/0x400
[  687.066684]  ? check_preemption_disabled+0x48/0x280
[  687.071691]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  687.076179]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  687.081704]  ? should_fail+0x22d/0xd01
[  687.085600]  ? kasan_check_read+0x11/0x20
[  687.089746]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  687.094839]  ? __lock_acquire+0x62f/0x4c20
[  687.099071]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  687.104160]  ? should_fail+0x22d/0xd01
[  687.108035]  ? print_usage_bug+0xc0/0xc0
[  687.112091]  ? mark_held_locks+0x130/0x130
[  687.116317]  ? mark_held_locks+0x130/0x130
[  687.120538]  ? check_preemption_disabled+0x48/0x280
[  687.125555]  ? zap_class+0x640/0x640
[  687.129268]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  687.134024]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  687.139556]  ? check_preemption_disabled+0x48/0x280
[  687.144572]  ? __lock_is_held+0xb5/0x140
[  687.148634]  __alloc_pages_nodemask+0xa80/0xde0
[  687.153293]  ? zap_class+0x640/0x640
[  687.157005]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  687.162023]  ? find_held_lock+0x36/0x1c0
[  687.166085]  ? ____cache_alloc_node+0x1c7/0x1e0
[  687.170744]  ? lock_downgrade+0x900/0x900
[  687.174974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  687.180507]  cache_grow_begin+0xa5/0x8c0
[  687.184559]  ? do_raw_spin_unlock+0xa7/0x330
[  687.188965]  fallback_alloc+0x204/0x2e0
[  687.192940]  ____cache_alloc_node+0x1c7/0x1e0
[  687.197447]  kmem_cache_alloc_node+0xe3/0x730
[  687.201940]  ? lockdep_hardirqs_on+0x296/0x5b0
[  687.206529]  __alloc_skb+0x119/0x770
[  687.210244]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  687.215606]  ? netdev_alloc_frag+0x1f0/0x1f0
[  687.220019]  ? vprintk_default+0x28/0x30
[  687.224074]  ? vprintk_func+0x85/0x181
[  687.227957]  ? printk+0xa7/0xcf
[  687.231229]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  687.235999]  new_skb+0x26/0x1c0
[  687.239273]  aoecmd_cfg+0x279/0x7f0
[  687.242896]  ? find_held_lock+0x36/0x1c0
[  687.246954]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  687.251276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  687.256819]  ? __lock_is_held+0xb5/0x140
[  687.260884]  discover_timer+0x50/0x60
[  687.264695]  call_timer_fn+0x272/0x920
[  687.268578]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  687.273416]  ? process_timeout+0x40/0x40
[  687.277479]  ? mark_held_locks+0xc7/0x130
[  687.281621]  ? _raw_spin_unlock_irq+0x27/0x80
[  687.286106]  ? _raw_spin_unlock_irq+0x27/0x80
[  687.290610]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  687.295447]  ? lockdep_hardirqs_on+0x296/0x5b0
[  687.300041]  ? trace_hardirqs_on+0xbd/0x310
[  687.304358]  ? kasan_check_read+0x11/0x20
[  687.308497]  ? __run_timers+0x7da/0xc70
[  687.312466]  ? trace_hardirqs_off_caller+0x310/0x310
[  687.317574]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  687.322420]  __run_timers+0x7e5/0xc70
[  687.326221]  ? timer_fixup_init+0x70/0x70
[  687.330383]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  687.335391]  ? zap_class+0x640/0x640
[  687.339100]  ? print_usage_bug+0xc0/0xc0
[  687.343153]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  687.348340]  ? find_held_lock+0x36/0x1c0
[  687.352399]  ? zap_class+0x640/0x640
[  687.356111]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  687.361729]  ? check_preemption_disabled+0x48/0x280
[  687.366746]  ? __lock_is_held+0xb5/0x140
[  687.370814]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  687.376347]  ? check_preemption_disabled+0x48/0x280
[  687.381360]  run_timer_softirq+0x52/0xb0
[  687.385419]  ? rcu_read_lock_sched_held+0x14f/0x180
[  687.390429]  __do_softirq+0x308/0xb7e
[  687.394230]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  687.398718]  ? lock_downgrade+0x900/0x900
[  687.402861]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  687.407962]  ? pvclock_read_flags+0x160/0x160
[  687.412460]  ? lapic_next_event+0x5a/0x90
[  687.416605]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  687.422143]  ? kvm_clock_read+0x18/0x30
[  687.426200]  ? kvm_sched_clock_read+0x9/0x20
[  687.430612]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  687.436147]  ? check_preemption_disabled+0x48/0x280
[  687.441163]  irq_exit+0x17f/0x1c0
[  687.444619]  smp_apic_timer_interrupt+0x1cb/0x760
[  687.449454]  ? smp_reschedule_interrupt+0x109/0x650
[  687.454464]  ? smp_call_function_single_interrupt+0x650/0x650
[  687.460343]  ? interrupt_entry+0xb5/0xc0
[  687.464396]  ? trace_hardirqs_off_caller+0xbb/0x310
[  687.469409]  ? trace_hardirqs_off_caller+0xbb/0x310
[  687.474422]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  687.479274]  ? trace_hardirqs_on_caller+0x310/0x310
[  687.484281]  ? trace_hardirqs_on_caller+0x310/0x310
[  687.489292]  ? task_prio+0x50/0x50
[  687.492825]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  687.498357]  ? check_preemption_disabled+0x48/0x280
[  687.503375]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  687.508228]  apic_timer_interrupt+0xf/0x20
[  687.512450]  </IRQ>
[  687.514681] RIP: 0010:console_unlock+0x102f/0x1190
[  687.519605] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  687.538493] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  687.546193] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  687.553465] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  687.560725] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  687.568006] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  687.575272] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  687.582560]  ? netconsole_netdev_event+0x280/0x280
[  687.587495]  ? console_unlock+0x1026/0x1190
[  687.591827]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  687.596490]  ? vprintk_emit+0x846/0x990
[  687.600458]  ? lock_release+0xa00/0xa00
[  687.604426]  ? trace_hardirqs_on+0x70/0x310
[  687.608743]  ? vprintk_default+0x28/0x30
[  687.612804]  ? trace_hardirqs_off_caller+0x310/0x310
[  687.617903]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  687.623441]  vprintk_emit+0x391/0x990
[  687.627237]  ? wake_up_klogd+0x180/0x180
[  687.631298]  ? find_held_lock+0x11/0x1c0
[  687.635361]  ? mark_held_locks+0xc7/0x130
[  687.639517]  ? _raw_spin_unlock_irq+0x27/0x80
[  687.644001]  ? _raw_spin_unlock_irq+0x27/0x80
[  687.648498]  vprintk_default+0x28/0x30
[  687.652379]  vprintk_func+0x7e/0x181
[  687.656085]  printk+0xa7/0xcf
[  687.659187]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  687.663950]  ? _raw_spin_unlock_irq+0x60/0x80
[  687.668454]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  687.673727]  dump_header+0x7cc/0xf72
[  687.677444]  ? pagefault_out_of_memory+0x197/0x197
[  687.682536]  ? __lock_acquire+0x62f/0x4c20
[  687.686853]  ? percpu_ref_get_many+0x240/0x240
[  687.691430]  ? print_usage_bug+0xc0/0xc0
[  687.695488]  ? zap_class+0x640/0x640
[  687.699203]  ? print_usage_bug+0xc0/0xc0
[  687.703259]  ? zap_class+0x640/0x640
[  687.706978]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  687.712512]  ? find_held_lock+0x36/0x1c0
[  687.716574]  ? mark_held_locks+0xc7/0x130
[  687.720720]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  687.725817]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  687.730912]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  687.735485]  ? trace_hardirqs_on+0xbd/0x310
[  687.739799]  ? kasan_check_read+0x11/0x20
[  687.743961]  ? ___ratelimit+0x3b4/0x672
[  687.747929]  ? trace_hardirqs_off_caller+0x310/0x310
[  687.753025]  ? trace_hardirqs_on+0x310/0x310
[  687.757427]  ? lock_downgrade+0x900/0x900
[  687.761575]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  687.766787]  ? ___ratelimit+0x3b9/0x672
[  687.770791]  ? idr_get_free+0xf70/0xf70
[  687.774755]  ? kasan_check_read+0x11/0x20
[  687.778897]  ? do_raw_spin_unlock+0xa7/0x330
[  687.783306]  oom_kill_process.cold.27+0x10/0x903
[  687.788052]  ? zap_class+0x640/0x640
[  687.791757]  ? _raw_spin_unlock+0x2c/0x50
[  687.795898]  ? oom_badness+0xe6/0xaa0
[  687.799694]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  687.804614]  ? kasan_check_read+0x11/0x20
[  687.808750]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  687.814021]  ? oom_evaluate_task+0x540/0x540
[  687.818424]  ? find_held_lock+0x36/0x1c0
[  687.822486]  ? out_of_memory+0x974/0x1430
[  687.826629]  ? lock_downgrade+0x900/0x900
[  687.830772]  ? check_preemption_disabled+0x48/0x280
[  687.835783]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  687.840710]  ? kasan_check_read+0x11/0x20
[  687.844854]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  687.850622]  ? rcu_softirq_qs+0x20/0x20
[  687.854596]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  687.860124]  ? oom_evaluate_task+0x302/0x540
[  687.864530]  out_of_memory+0xa84/0x1430
[  687.868528]  ? oom_killer_disable+0x3a0/0x3a0
[  687.873015]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  687.877948]  ? __ww_mutex_check_waiters+0x160/0x160
[  687.882970]  __alloc_pages_slowpath+0x2354/0x2e10
[  687.887835]  ? warn_alloc+0x120/0x120
[  687.891627]  ? mark_held_locks+0x130/0x130
[  687.896506]  ? find_get_entry+0xaae/0x1120
[  687.900743]  ? filemap_map_pages+0x1a20/0x1a20
[  687.905325]  ? zap_class+0x640/0x640
[  687.909042]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  687.914574]  ? check_preemption_disabled+0x48/0x280
[  687.919585]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  687.925118]  ? should_fail+0x22d/0xd01
[  687.929007]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  687.934108]  ? zap_class+0x640/0x640
[  687.937833]  ? __lock_is_held+0xb5/0x140
[  687.941897]  ? mark_held_locks+0x130/0x130
[  687.946129]  ? lock_release+0xa00/0xa00
[  687.950095]  ? perf_trace_sched_process_exec+0x860/0x860
[  687.955540]  ? xa_load+0x2ba/0x460
[  687.959072]  ? lock_downgrade+0x900/0x900
[  687.963218]  ? __might_sleep+0x95/0x190
[  687.967195]  __alloc_pages_nodemask+0xa80/0xde0
[  687.971869]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  687.976877]  ? __page_cache_alloc+0x191/0x5c0
[  687.981363]  ? xa_load+0x2e1/0x460
[  687.984903]  ? xa_clear_mark+0x40/0x40
[  687.988786]  ? zap_class+0x640/0x640
[  687.992499]  ? zap_class+0x640/0x640
[  687.996203]  ? zap_class+0x640/0x640
[  687.999909]  ? __do_page_cache_readahead+0x663/0x810
[  688.005011]  ? find_held_lock+0x36/0x1c0
[  688.009070]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  688.014612]  alloc_pages_current+0x173/0x350
[  688.019027]  __page_cache_alloc+0x38c/0x5c0
[  688.023350]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  688.028280]  ? kasan_check_read+0x11/0x20
[  688.032520]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  688.037805]  ? generic_perform_write+0x6a0/0x6a0
[  688.042571]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  688.048116]  ? check_preemption_disabled+0x48/0x280
[  688.053152]  filemap_fault+0x1595/0x25f0
[  688.057238]  ? __lock_page_or_retry+0xa00/0xa00
[  688.061921]  ? mark_held_locks+0x130/0x130
[  688.066176]  ? filemap_map_pages+0xd6b/0x1a20
[  688.070675]  ? lock_downgrade+0x900/0x900
[  688.074827]  ? check_preemption_disabled+0x48/0x280
[  688.079882]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  688.084812]  ? kasan_check_read+0x11/0x20
[  688.088961]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  688.094239]  ? rcu_softirq_qs+0x20/0x20
[  688.098223]  ? filemap_map_pages+0xd92/0x1a20
[  688.102734]  ? find_get_entries_tag+0x1400/0x1400
[  688.107576]  ? debug_object_destroy+0x2b0/0x2b0
[  688.112242]  ? lock_pi_update_atomic+0x150/0x150
[  688.116993]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  688.122534]  ? lock_acquire+0x1ed/0x520
[  688.126506]  ? ext4_filemap_fault+0x7a/0xad
[  688.130826]  ? lock_release+0xa00/0xa00
[  688.134797]  ? perf_trace_sched_process_exec+0x860/0x860
[  688.140248]  ? print_usage_bug+0xc0/0xc0
[  688.144309]  ? print_usage_bug+0xc0/0xc0
[  688.148376]  ? down_read+0x8d/0x120
[  688.151998]  ? ext4_filemap_fault+0x7a/0xad
[  688.156315]  ? __down_interruptible+0x700/0x700
[  688.160990]  ext4_filemap_fault+0x82/0xad
[  688.165139]  __do_fault+0x100/0x6b0
[  688.168773]  ? pmd_devmap_trans_unstable+0x220/0x220
[  688.173871]  ? mark_held_locks+0x130/0x130
[  688.178105]  ? mark_held_locks+0x130/0x130
[  688.182346]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  688.187880]  __handle_mm_fault+0x3ea0/0x5be0
[  688.192286]  ? perf_trace_lock+0x7a0/0x7a0
[  688.196522]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  688.201379]  ? zap_class+0x640/0x640
[  688.205084]  ? zap_class+0x640/0x640
[  688.208789]  ? __x64_sys_futex+0x53e/0x6a0
[  688.213020]  ? find_held_lock+0x36/0x1c0
[  688.217085]  ? handle_mm_fault+0x42a/0xc70
[  688.221331]  ? lock_downgrade+0x900/0x900
[  688.225483]  ? check_preemption_disabled+0x48/0x280
[  688.230499]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  688.235424]  ? kasan_check_read+0x11/0x20
[  688.239565]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  688.244836]  ? rcu_softirq_qs+0x20/0x20
[  688.248807]  ? trace_hardirqs_off_caller+0x310/0x310
[  688.253910]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  688.259447]  ? check_preemption_disabled+0x48/0x280
[  688.264465]  handle_mm_fault+0x54f/0xc70
[  688.268520]  ? __handle_mm_fault+0x5be0/0x5be0
[  688.273098]  ? find_vma+0x34/0x190
[  688.276642]  __do_page_fault+0x5e8/0xe60
[  688.280694]  ? trace_hardirqs_off+0xb8/0x310
[  688.285093]  ? retint_kernel+0x2d/0x2d
[  688.288976]  do_page_fault+0xf2/0x7e0
[  688.292773]  ? vmalloc_sync_all+0x30/0x30
[  688.296931]  ? error_entry+0x70/0xd0
[  688.300650]  ? trace_hardirqs_off_caller+0xbb/0x310
[  688.305660]  ? trace_hardirqs_on_caller+0xc0/0x310
[  688.310595]  ? syscall_return_slowpath+0x5e0/0x5e0
[  688.315539]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  688.320397]  ? trace_hardirqs_on_caller+0x310/0x310
[  688.325420]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  688.330877]  ? prepare_exit_to_usermode+0x291/0x3b0
[  688.335913]  ? page_fault+0x8/0x30
[  688.339455]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  688.344305]  ? page_fault+0x8/0x30
[  688.347848]  page_fault+0x1e/0x30
[  688.351306] RIP: 0033:0x45ddf3
[  688.354544] Code: Bad RIP value.
[  688.357911] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  688.363282] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  688.370558] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  688.377851] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  688.385145] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  688.392433] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  688.399744] warn_alloc_show_mem: 1 callbacks suppressed
[  688.399755] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  688.399758] Mem-Info:
[  688.399802] active_anon:48059 inactive_anon:331 isolated_anon:0
[  688.399802]  active_file:11 inactive_file:12 isolated_file:0
[  688.399802]  unevictable:0 dirty:0 writeback:0 unstable:0
[  688.399802]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  688.399802]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  688.399802]  free:13684 free_pcp:349 free_cma:0
[  688.405142] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  688.405150] Call Trace:
[  688.412016] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  688.414454]  dump_stack+0x244/0x39d
[  688.447316] 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
[  688.456722]  ? dump_stack_print_info.cold.1+0x20/0x20
[  688.459264] lowmem_reserve[]: 0 2818 6321 6321
[  688.487035]  warn_alloc.cold.116+0xb7/0x1bd
[  688.490625] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  688.516732]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  688.521891] lowmem_reserve[]: 0 0 3503 3503
[  688.526464]  ? lock_downgrade+0x900/0x900
[  688.530751] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  688.558245]  ? trace_hardirqs_off+0xb8/0x310
[  688.563052] lowmem_reserve[]: 0 0 0 0
[  688.567366]  ? trace_hardirqs_off+0xb8/0x310
[  688.571484] 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
[  688.600539]  __alloc_pages_slowpath+0x26e8/0x2e10
[  688.604913] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  688.608731]  ? warn_alloc+0x120/0x120
[  688.613089] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  688.626604]  ? print_usage_bug+0xc0/0xc0
[  688.631423] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  688.646573]  ? warn_alloc+0x120/0x120
[  688.650348] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  688.664650]  ? warn_alloc+0x120/0x120
[  688.668682] 403 total pagecache pages
[  688.677589]  ? print_usage_bug+0xc0/0xc0
[  688.681367] 0 pages in swap cache
[  688.689922]  ? print_usage_bug+0xc0/0xc0
[  688.693694] Swap cache stats: add 0, delete 0, find 0/0
[  688.697481]  ? __lock_acquire+0x62f/0x4c20
[  688.701508] Free swap  = 0kB
[  688.704947]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  688.708978] Total swap = 0kB
[  688.714329]  ? should_fail+0x22d/0xd01
[  688.718531] 1965979 pages RAM
[  688.721534]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  688.727037] 0 pages HighMem/MovableOnly
[  688.730038]  ? __lock_acquire+0x62f/0x4c20
[  688.733894] 342853 pages reserved
[  688.736984]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  688.742054] 0 pages cma reserved
[  688.746008]  ? __lock_acquire+0x62f/0x4c20
[  688.750261] aoe: skb alloc failure
[  688.753643]  ? should_fail+0x22d/0xd01
[  688.753656]  ? find_held_lock+0x36/0x1c0
[  688.753679]  ? mark_held_locks+0x130/0x130
[  688.758772] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  688.762105]  ? mark_held_locks+0x130/0x130
[  688.766321] syz-fuzzer cpuset=/ mems_allowed=0
[  688.769845]  ? zap_class+0x640/0x640
[  688.804819]  ? zap_class+0x640/0x640
[  688.808528]  ? print_usage_bug+0xc0/0xc0
[  688.812579]  ? do_raw_spin_unlock+0xa7/0x330
[  688.816978]  ? zap_class+0x640/0x640
[  688.820684]  ? print_usage_bug+0xc0/0xc0
[  688.824733]  ? wq_watchdog_touch+0x9c/0xfe
[  688.828961]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  688.834511]  ? check_preemption_disabled+0x48/0x280
[  688.839525]  ? __lock_is_held+0xb5/0x140
[  688.843586]  __alloc_pages_nodemask+0xa80/0xde0
[  688.848252]  ? zap_class+0x640/0x640
[  688.851968]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  688.856986]  ? find_held_lock+0x36/0x1c0
[  688.861045]  ? ____cache_alloc_node+0x1c7/0x1e0
[  688.865707]  ? lock_downgrade+0x900/0x900
[  688.869852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  688.875386]  cache_grow_begin+0xa5/0x8c0
[  688.879450]  ? do_raw_spin_unlock+0xa7/0x330
[  688.883861]  fallback_alloc+0x204/0x2e0
[  688.887831]  ____cache_alloc_node+0x1c7/0x1e0
[  688.892326]  kmem_cache_alloc_node+0xe3/0x730
[  688.896820]  ? ipv6_get_ifaddr+0x42e/0x620
[  688.901059]  __alloc_skb+0x119/0x770
[  688.904782]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  688.910058]  ? netdev_alloc_frag+0x1f0/0x1f0
[  688.914465]  ? lock_downgrade+0x900/0x900
[  688.918610]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  688.924144]  ? refcount_sub_and_test_checked+0x203/0x310
[  688.929592]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  688.935045]  ? addrconf_rs_timer+0x690/0x690
[  688.939453]  ndisc_alloc_skb+0x144/0x340
[  688.943532]  ndisc_send_rs+0x331/0x6e0
[  688.947418]  addrconf_rs_timer+0x314/0x690
[  688.951648]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  688.955883]  call_timer_fn+0x272/0x920
[  688.959761]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  688.963988]  ? process_timeout+0x40/0x40
[  688.968050]  ? __run_timers+0x7da/0xc70
[  688.972029]  ? _raw_spin_unlock_irq+0x27/0x80
[  688.976514]  ? _raw_spin_unlock_irq+0x27/0x80
[  688.981003]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  688.985235]  ? lockdep_hardirqs_on+0x296/0x5b0
[  688.989813]  ? trace_hardirqs_on+0xbd/0x310
[  688.994125]  ? kasan_check_read+0x11/0x20
[  688.998267]  ? __run_timers+0x7da/0xc70
[  689.002234]  ? trace_hardirqs_off_caller+0x310/0x310
[  689.007350]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  689.011580]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  689.015823]  __run_timers+0x7e5/0xc70
[  689.019625]  ? timer_fixup_init+0x70/0x70
[  689.023769]  ? _raw_spin_unlock_irq+0x27/0x80
[  689.028254]  ? _raw_spin_unlock_irq+0x27/0x80
[  689.032753]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  689.037336]  ? trace_hardirqs_on+0xbd/0x310
[  689.041649]  ? kasan_check_read+0x11/0x20
[  689.045792]  ? finish_task_switch+0x1f4/0x910
[  689.050280]  ? trace_hardirqs_off_caller+0x310/0x310
[  689.055377]  ? compat_start_thread+0x80/0x80
[  689.059800]  ? pvclock_read_flags+0x160/0x160
[  689.064286]  ? __switch_to_asm+0x34/0x70
[  689.068349]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  689.073878]  ? check_preemption_disabled+0x48/0x280
[  689.078897]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  689.084426]  ? rcu_pm_notify+0xc0/0xc0
[  689.088309]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  689.093841]  ? check_preemption_disabled+0x48/0x280
[  689.098857]  run_timer_softirq+0x52/0xb0
[  689.102912]  ? rcu_read_lock_sched_held+0x14f/0x180
[  689.107925]  __do_softirq+0x308/0xb7e
[  689.111725]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  689.116824]  ? schedule+0x108/0x460
[  689.120454]  ? trace_hardirqs_off+0xb8/0x310
[  689.124855]  ? smpboot_thread_fn+0x68b/0xa00
[  689.129256]  ? trace_hardirqs_on+0x310/0x310
[  689.133661]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  689.139190]  ? check_preemption_disabled+0x48/0x280
[  689.144204]  ? takeover_tasklets+0xa90/0xa90
[  689.148606]  run_ksoftirqd+0x5e/0x100
[  689.152399]  smpboot_thread_fn+0x68b/0xa00
[  689.156632]  ? sort_range+0x30/0x30
[  689.160254]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  689.165358]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  689.170896]  ? __kthread_parkme+0xfb/0x1a0
[  689.175128]  ? sort_range+0x30/0x30
[  689.178747]  kthread+0x35a/0x440
[  689.182106]  ? kthread_stop+0x900/0x900
[  689.186081]  ret_from_fork+0x3a/0x50
[  689.189807] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  689.189870] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  689.196823] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  689.196828] Call Trace:
[  689.196834]  <IRQ>
[  689.196849]  dump_stack+0x244/0x39d
[  689.196867]  ? dump_stack_print_info.cold.1+0x20/0x20
[  689.203402] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  689.212680]  warn_alloc.cold.116+0xb7/0x1bd
[  689.215231] ksoftirqd/0 cpuset=/ mems_allowed=0
[  689.217365]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  689.250192]  ? lock_downgrade+0x900/0x900
[  689.254336]  ? trace_hardirqs_off+0xb8/0x310
[  689.258737]  ? trace_hardirqs_off+0xb8/0x310
[  689.263139]  __alloc_pages_slowpath+0x26e8/0x2e10
[  689.268000]  ? warn_alloc+0x120/0x120
[  689.271798]  ? warn_alloc+0x120/0x120
[  689.275598]  ? __lock_acquire+0x62f/0x4c20
[  689.279829]  ? warn_alloc+0x120/0x120
[  689.283622]  ? print_usage_bug+0xc0/0xc0
[  689.287682]  ? print_usage_bug+0xc0/0xc0
[  689.291737]  ? mark_held_locks+0x130/0x130
[  689.295968]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  689.301501]  ? should_fail+0x22d/0xd01
[  689.305376]  ? zap_class+0x640/0x640
[  689.309079]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  689.314173]  ? __lock_acquire+0x62f/0x4c20
[  689.318406]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  689.323501]  ? should_fail+0x22d/0xd01
[  689.327386]  ? mark_held_locks+0x130/0x130
[  689.331615]  ? mark_held_locks+0x130/0x130
[  689.335839]  ? lock_downgrade+0x900/0x900
[  689.339976]  ? zap_class+0x640/0x640
[  689.343696]  ? zap_class+0x640/0x640
[  689.347407]  ? zap_class+0x640/0x640
[  689.351115]  ? do_raw_spin_unlock+0xa7/0x330
[  689.355516]  ? trace_hardirqs_on+0x310/0x310
[  689.359921]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  689.365455]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  689.370989]  ? check_preemption_disabled+0x48/0x280
[  689.376007]  ? __lock_is_held+0xb5/0x140
[  689.380077]  __alloc_pages_nodemask+0xa80/0xde0
[  689.384736]  ? zap_class+0x640/0x640
[  689.388447]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  689.393461]  ? find_held_lock+0x36/0x1c0
[  689.397541]  ? ____cache_alloc_node+0x1c7/0x1e0
[  689.402205]  ? lock_downgrade+0x900/0x900
[  689.406351]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  689.411889]  cache_grow_begin+0xa5/0x8c0
[  689.415941]  ? do_raw_spin_unlock+0xa7/0x330
[  689.420342]  fallback_alloc+0x204/0x2e0
[  689.424324]  ____cache_alloc_node+0x1c7/0x1e0
[  689.428817]  kmem_cache_alloc_node+0xe3/0x730
[  689.433310]  ? lockdep_hardirqs_on+0x296/0x5b0
[  689.437896]  __alloc_skb+0x119/0x770
[  689.441598]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  689.446958]  ? netdev_alloc_frag+0x1f0/0x1f0
[  689.451363]  ? vprintk_default+0x28/0x30
[  689.455415]  ? vprintk_func+0x85/0x181
[  689.459300]  ? printk+0xa7/0xcf
[  689.462572]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  689.467328]  new_skb+0x26/0x1c0
[  689.470598]  aoecmd_cfg+0x279/0x7f0
[  689.474218]  ? find_held_lock+0x36/0x1c0
[  689.478272]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  689.482592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  689.488131]  ? __lock_is_held+0xb5/0x140
[  689.492191]  discover_timer+0x50/0x60
[  689.495984]  call_timer_fn+0x272/0x920
[  689.499863]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  689.504695]  ? process_timeout+0x40/0x40
[  689.508757]  ? mark_held_locks+0xc7/0x130
[  689.512901]  ? _raw_spin_unlock_irq+0x27/0x80
[  689.517385]  ? _raw_spin_unlock_irq+0x27/0x80
[  689.521870]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  689.526707]  ? lockdep_hardirqs_on+0x296/0x5b0
[  689.531286]  ? trace_hardirqs_on+0xbd/0x310
[  689.535598]  ? kasan_check_read+0x11/0x20
[  689.539734]  ? __run_timers+0x7da/0xc70
[  689.543703]  ? trace_hardirqs_off_caller+0x310/0x310
[  689.548811]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  689.553646]  __run_timers+0x7e5/0xc70
[  689.557450]  ? timer_fixup_init+0x70/0x70
[  689.561591]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  689.566613]  ? zap_class+0x640/0x640
[  689.570333]  ? print_usage_bug+0xc0/0xc0
[  689.574405]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  689.579594]  ? find_held_lock+0x36/0x1c0
[  689.583653]  ? zap_class+0x640/0x640
[  689.587365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  689.592896]  ? check_preemption_disabled+0x48/0x280
[  689.597910]  ? __lock_is_held+0xb5/0x140
[  689.601968]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  689.607500]  ? check_preemption_disabled+0x48/0x280
[  689.612512]  run_timer_softirq+0x52/0xb0
[  689.616566]  ? rcu_read_lock_sched_held+0x14f/0x180
[  689.621572]  __do_softirq+0x308/0xb7e
[  689.625370]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  689.629855]  ? lock_downgrade+0x900/0x900
[  689.633998]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  689.639104]  ? pvclock_read_flags+0x160/0x160
[  689.643595]  ? lapic_next_event+0x5a/0x90
[  689.647733]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  689.653265]  ? kvm_clock_read+0x18/0x30
[  689.657229]  ? kvm_sched_clock_read+0x9/0x20
[  689.661629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  689.667163]  ? check_preemption_disabled+0x48/0x280
[  689.672180]  irq_exit+0x17f/0x1c0
[  689.675624]  smp_apic_timer_interrupt+0x1cb/0x760
[  689.680600]  ? smp_reschedule_interrupt+0x109/0x650
[  689.685612]  ? smp_call_function_single_interrupt+0x650/0x650
[  689.691486]  ? interrupt_entry+0xb5/0xc0
[  689.695542]  ? trace_hardirqs_off_caller+0xbb/0x310
[  689.700545]  ? trace_hardirqs_off_caller+0xbb/0x310
[  689.705555]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  689.710392]  ? trace_hardirqs_on_caller+0x310/0x310
[  689.715396]  ? trace_hardirqs_on_caller+0x310/0x310
[  689.720421]  ? task_prio+0x50/0x50
[  689.723958]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  689.729490]  ? check_preemption_disabled+0x48/0x280
[  689.734499]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  689.739336]  apic_timer_interrupt+0xf/0x20
[  689.743551]  </IRQ>
[  689.745778] RIP: 0010:console_unlock+0x102f/0x1190
[  689.750700] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  689.769590] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  689.777307] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  689.784566] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  689.791837] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  689.799099] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  689.806359] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  689.813628]  ? netconsole_netdev_event+0x280/0x280
[  689.818549]  ? console_unlock+0x1026/0x1190
[  689.822876]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  689.827538]  ? vprintk_emit+0x846/0x990
[  689.831509]  ? lock_release+0xa00/0xa00
[  689.835477]  ? trace_hardirqs_on+0x70/0x310
[  689.839790]  ? vprintk_default+0x28/0x30
[  689.843840]  ? trace_hardirqs_off_caller+0x310/0x310
[  689.849463]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  689.855023]  vprintk_emit+0x391/0x990
[  689.858830]  ? wake_up_klogd+0x180/0x180
[  689.862885]  ? find_held_lock+0x11/0x1c0
[  689.866949]  ? mark_held_locks+0xc7/0x130
[  689.871093]  ? _raw_spin_unlock_irq+0x27/0x80
[  689.875575]  ? _raw_spin_unlock_irq+0x27/0x80
[  689.880067]  vprintk_default+0x28/0x30
[  689.883947]  vprintk_func+0x7e/0x181
[  689.887666]  printk+0xa7/0xcf
[  689.890763]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  689.895510]  ? _raw_spin_unlock_irq+0x60/0x80
[  689.900012]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  689.905286]  dump_header+0x7cc/0xf72
[  689.909033]  ? pagefault_out_of_memory+0x197/0x197
[  689.913958]  ? __lock_acquire+0x62f/0x4c20
[  689.918186]  ? percpu_ref_get_many+0x240/0x240
[  689.922762]  ? print_usage_bug+0xc0/0xc0
[  689.926817]  ? zap_class+0x640/0x640
[  689.930527]  ? print_usage_bug+0xc0/0xc0
[  689.934585]  ? zap_class+0x640/0x640
[  689.938292]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  689.943823]  ? find_held_lock+0x36/0x1c0
[  689.947883]  ? mark_held_locks+0xc7/0x130
[  689.952030]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  689.957123]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  689.962217]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  689.966796]  ? trace_hardirqs_on+0xbd/0x310
[  689.971109]  ? kasan_check_read+0x11/0x20
[  689.975247]  ? ___ratelimit+0x3b4/0x672
[  689.979211]  ? trace_hardirqs_off_caller+0x310/0x310
[  689.984307]  ? trace_hardirqs_on+0x310/0x310
[  689.988704]  ? lock_downgrade+0x900/0x900
[  689.992844]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  689.997939]  ? ___ratelimit+0x3b9/0x672
[  690.001906]  ? idr_get_free+0xf70/0xf70
[  690.005868]  ? kasan_check_read+0x11/0x20
[  690.010008]  ? do_raw_spin_unlock+0xa7/0x330
[  690.014419]  oom_kill_process.cold.27+0x10/0x903
[  690.019172]  ? zap_class+0x640/0x640
[  690.022874]  ? _raw_spin_unlock+0x2c/0x50
[  690.027012]  ? oom_badness+0xe6/0xaa0
[  690.030817]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  690.035743]  ? kasan_check_read+0x11/0x20
[  690.039879]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  690.045163]  ? oom_evaluate_task+0x540/0x540
[  690.049569]  ? find_held_lock+0x36/0x1c0
[  690.053626]  ? out_of_memory+0x974/0x1430
[  690.057768]  ? lock_downgrade+0x900/0x900
[  690.061911]  ? check_preemption_disabled+0x48/0x280
[  690.066922]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  690.071840]  ? kasan_check_read+0x11/0x20
[  690.075983]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  690.081249]  ? rcu_softirq_qs+0x20/0x20
[  690.085219]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  690.090753]  ? oom_evaluate_task+0x302/0x540
[  690.095185]  out_of_memory+0xa84/0x1430
[  690.099161]  ? oom_killer_disable+0x3a0/0x3a0
[  690.103652]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  690.108577]  ? __ww_mutex_check_waiters+0x160/0x160
[  690.113594]  __alloc_pages_slowpath+0x2354/0x2e10
[  690.118446]  ? warn_alloc+0x120/0x120
[  690.122237]  ? mark_held_locks+0x130/0x130
[  690.126470]  ? find_get_entry+0xaae/0x1120
[  690.130703]  ? filemap_map_pages+0x1a20/0x1a20
[  690.135278]  ? zap_class+0x640/0x640
[  690.138988]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  690.144513]  ? check_preemption_disabled+0x48/0x280
[  690.149521]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  690.155047]  ? should_fail+0x22d/0xd01
[  690.158932]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  690.164029]  ? zap_class+0x640/0x640
[  690.167761]  ? __lock_is_held+0xb5/0x140
[  690.171818]  ? mark_held_locks+0x130/0x130
[  690.176043]  ? lock_release+0xa00/0xa00
[  690.180008]  ? perf_trace_sched_process_exec+0x860/0x860
[  690.185445]  ? xa_load+0x2ba/0x460
[  690.188993]  ? lock_downgrade+0x900/0x900
[  690.193137]  ? __might_sleep+0x95/0x190
[  690.197120]  __alloc_pages_nodemask+0xa80/0xde0
[  690.201788]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  690.206794]  ? __page_cache_alloc+0x191/0x5c0
[  690.211278]  ? xa_load+0x2e1/0x460
[  690.214812]  ? xa_clear_mark+0x40/0x40
[  690.218689]  ? zap_class+0x640/0x640
[  690.222435]  ? zap_class+0x640/0x640
[  690.226143]  ? zap_class+0x640/0x640
[  690.229954]  ? __do_page_cache_readahead+0x663/0x810
[  690.235064]  ? find_held_lock+0x36/0x1c0
[  690.239122]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  690.244654]  alloc_pages_current+0x173/0x350
[  690.249061]  __page_cache_alloc+0x38c/0x5c0
[  690.253382]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  690.258301]  ? kasan_check_read+0x11/0x20
[  690.262524]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  690.267794]  ? generic_perform_write+0x6a0/0x6a0
[  690.272543]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  690.278072]  ? check_preemption_disabled+0x48/0x280
[  690.283087]  filemap_fault+0x1595/0x25f0
[  690.287150]  ? __lock_page_or_retry+0xa00/0xa00
[  690.291812]  ? mark_held_locks+0x130/0x130
[  690.296048]  ? filemap_map_pages+0xd6b/0x1a20
[  690.300531]  ? lock_downgrade+0x900/0x900
[  690.304668]  ? check_preemption_disabled+0x48/0x280
[  690.309679]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  690.314599]  ? kasan_check_read+0x11/0x20
[  690.318736]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  690.324004]  ? rcu_softirq_qs+0x20/0x20
[  690.327989]  ? filemap_map_pages+0xd92/0x1a20
[  690.332487]  ? find_get_entries_tag+0x1400/0x1400
[  690.337325]  ? debug_object_destroy+0x2b0/0x2b0
[  690.341988]  ? lock_pi_update_atomic+0x150/0x150
[  690.346730]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  690.352269]  ? lock_acquire+0x1ed/0x520
[  690.356236]  ? ext4_filemap_fault+0x7a/0xad
[  690.360645]  ? lock_release+0xa00/0xa00
[  690.364612]  ? perf_trace_sched_process_exec+0x860/0x860
[  690.370056]  ? print_usage_bug+0xc0/0xc0
[  690.374110]  ? print_usage_bug+0xc0/0xc0
[  690.378191]  ? down_read+0x8d/0x120
[  690.381810]  ? ext4_filemap_fault+0x7a/0xad
[  690.386132]  ? __down_interruptible+0x700/0x700
[  690.390796]  ext4_filemap_fault+0x82/0xad
[  690.394936]  __do_fault+0x100/0x6b0
[  690.398568]  ? pmd_devmap_trans_unstable+0x220/0x220
[  690.403662]  ? mark_held_locks+0x130/0x130
[  690.407885]  ? mark_held_locks+0x130/0x130
[  690.412121]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  690.417653]  __handle_mm_fault+0x3ea0/0x5be0
[  690.422050]  ? perf_trace_lock+0x7a0/0x7a0
[  690.426286]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  690.431150]  ? zap_class+0x640/0x640
[  690.434859]  ? zap_class+0x640/0x640
[  690.438564]  ? __x64_sys_futex+0x53e/0x6a0
[  690.442800]  ? find_held_lock+0x36/0x1c0
[  690.446862]  ? handle_mm_fault+0x42a/0xc70
[  690.451089]  ? lock_downgrade+0x900/0x900
[  690.455239]  ? check_preemption_disabled+0x48/0x280
[  690.460247]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  690.465169]  ? kasan_check_read+0x11/0x20
[  690.469308]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  690.474577]  ? rcu_softirq_qs+0x20/0x20
[  690.478633]  ? trace_hardirqs_off_caller+0x310/0x310
[  690.483735]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  690.489268]  ? check_preemption_disabled+0x48/0x280
[  690.494283]  handle_mm_fault+0x54f/0xc70
[  690.498341]  ? __handle_mm_fault+0x5be0/0x5be0
[  690.502920]  ? find_vma+0x34/0x190
[  690.506464]  __do_page_fault+0x5e8/0xe60
[  690.510520]  ? trace_hardirqs_off+0xb8/0x310
[  690.514918]  ? retint_kernel+0x2d/0x2d
[  690.518813]  do_page_fault+0xf2/0x7e0
[  690.522610]  ? vmalloc_sync_all+0x30/0x30
[  690.526753]  ? error_entry+0x70/0xd0
[  690.530459]  ? trace_hardirqs_off_caller+0xbb/0x310
[  690.535467]  ? trace_hardirqs_on_caller+0xc0/0x310
[  690.540393]  ? syscall_return_slowpath+0x5e0/0x5e0
[  690.545311]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  690.550152]  ? trace_hardirqs_on_caller+0x310/0x310
[  690.555160]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  690.560712]  ? prepare_exit_to_usermode+0x291/0x3b0
[  690.565718]  ? page_fault+0x8/0x30
[  690.569248]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  690.574109]  ? page_fault+0x8/0x30
[  690.577645]  page_fault+0x1e/0x30
[  690.581087] RIP: 0033:0x45ddf3
[  690.584281] Code: Bad RIP value.
[  690.587635] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  690.592990] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  690.600268] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  690.607545] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  690.614803] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  690.622066] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  690.629344] warn_alloc_show_mem: 1 callbacks suppressed
[  690.629353] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  690.629354] Mem-Info:
[  690.629384] active_anon:48059 inactive_anon:331 isolated_anon:0
[  690.629384]  active_file:11 inactive_file:12 isolated_file:0
[  690.629384]  unevictable:0 dirty:0 writeback:0 unstable:0
[  690.629384]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  690.629384]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  690.629384]  free:13684 free_pcp:349 free_cma:0
[  690.634726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  690.641557] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  690.643949] Call Trace:
[  690.676805] 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
[  690.686152]  dump_stack+0x244/0x39d
[  690.713790] lowmem_reserve[]: 0 2818 6321 6321
[  690.716364]  ? dump_stack_print_info.cold.1+0x20/0x20
[  690.742439] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  690.746068]  warn_alloc.cold.116+0xb7/0x1bd
[  690.750604] lowmem_reserve[]: 0 0 3503 3503
[  690.755785]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  690.783249] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  690.787558]  ? lock_downgrade+0x900/0x900
[  690.791848] lowmem_reserve[]: 0 0 0 0
[  690.796684]  ? trace_hardirqs_off+0xb8/0x310
[  690.825708] 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
[  690.829846]  ? trace_hardirqs_off+0xb8/0x310
[  690.833607] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  690.838002]  __alloc_pages_slowpath+0x26e8/0x2e10
[  690.851504] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  690.855934]  ? warn_alloc+0x120/0x120
[  690.871059] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  690.875880]  ? print_usage_bug+0xc0/0xc0
[  690.890154] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  690.893938]  ? warn_alloc+0x120/0x120
[  690.902738] 403 total pagecache pages
[  690.906779]  ? warn_alloc+0x120/0x120
[  690.915329] 0 pages in swap cache
[  690.919110]  ? print_usage_bug+0xc0/0xc0
[  690.922890] Swap cache stats: add 0, delete 0, find 0/0
[  690.926677]  ? print_usage_bug+0xc0/0xc0
[  690.930092] Free swap  = 0kB
[  690.930099] Total swap = 0kB
[  690.934145]  ? __lock_acquire+0x62f/0x4c20
[  690.939476] 1965979 pages RAM
[  690.943528]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  690.946511] 0 pages HighMem/MovableOnly
[  690.949513]  ? should_fail+0x22d/0xd01
[  690.953707] 342853 pages reserved
[  690.953714] 0 pages cma reserved
[  690.956804]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  690.962360] aoe: skb alloc failure
[  690.966266]  ? __lock_acquire+0x62f/0x4c20
[  690.970152] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  690.973572]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  690.976914] syz-fuzzer cpuset=/ mems_allowed=0
[  690.982003]  ? __lock_acquire+0x62f/0x4c20
[  691.013781]  ? should_fail+0x22d/0xd01
[  691.017659]  ? find_held_lock+0x36/0x1c0
[  691.021724]  ? mark_held_locks+0x130/0x130
[  691.025957]  ? mark_held_locks+0x130/0x130
[  691.030186]  ? zap_class+0x640/0x640
[  691.033903]  ? mark_held_locks+0xc7/0x130
[  691.038041]  ? do_raw_spin_unlock+0xa7/0x330
[  691.042443]  ? zap_class+0x640/0x640
[  691.046149]  ? print_usage_bug+0xc0/0xc0
[  691.050202]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  691.055736]  ? check_preemption_disabled+0x48/0x280
[  691.060749]  ? __lock_is_held+0xb5/0x140
[  691.064803]  __alloc_pages_nodemask+0xa80/0xde0
[  691.069460]  ? zap_class+0x640/0x640
[  691.073166]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  691.078180]  ? find_held_lock+0x36/0x1c0
[  691.082238]  ? ____cache_alloc_node+0x1c7/0x1e0
[  691.086906]  ? lock_downgrade+0x900/0x900
[  691.091055]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  691.096588]  cache_grow_begin+0xa5/0x8c0
[  691.100637]  ? do_raw_spin_unlock+0xa7/0x330
[  691.105067]  fallback_alloc+0x204/0x2e0
[  691.109036]  ____cache_alloc_node+0x1c7/0x1e0
[  691.113525]  kmem_cache_alloc_node+0xe3/0x730
[  691.118011]  ? ipv6_get_ifaddr+0x42e/0x620
[  691.122248]  __alloc_skb+0x119/0x770
[  691.125953]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  691.131314]  ? netdev_alloc_frag+0x1f0/0x1f0
[  691.135718]  ? lock_downgrade+0x900/0x900
[  691.139878]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  691.145410]  ? refcount_sub_and_test_checked+0x203/0x310
[  691.150867]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  691.156322]  ? addrconf_rs_timer+0x690/0x690
[  691.160732]  ndisc_alloc_skb+0x144/0x340
[  691.164790]  ndisc_send_rs+0x331/0x6e0
[  691.168676]  addrconf_rs_timer+0x314/0x690
[  691.172914]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  691.177156]  call_timer_fn+0x272/0x920
[  691.181039]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  691.185270]  ? process_timeout+0x40/0x40
[  691.189334]  ? __run_timers+0x7da/0xc70
[  691.193307]  ? _raw_spin_unlock_irq+0x27/0x80
[  691.197793]  ? _raw_spin_unlock_irq+0x27/0x80
[  691.202283]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  691.206512]  ? lockdep_hardirqs_on+0x296/0x5b0
[  691.211090]  ? trace_hardirqs_on+0xbd/0x310
[  691.215402]  ? kasan_check_read+0x11/0x20
[  691.219551]  ? __run_timers+0x7da/0xc70
[  691.223521]  ? trace_hardirqs_off_caller+0x310/0x310
[  691.228630]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  691.232853]  __run_timers+0x7e5/0xc70
[  691.236661]  ? timer_fixup_init+0x70/0x70
[  691.240803]  ? _raw_spin_unlock_irq+0x27/0x80
[  691.245287]  ? _raw_spin_unlock_irq+0x27/0x80
[  691.249775]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  691.254352]  ? trace_hardirqs_on+0xbd/0x310
[  691.258664]  ? kasan_check_read+0x11/0x20
[  691.262806]  ? finish_task_switch+0x1f4/0x910
[  691.267298]  ? trace_hardirqs_off_caller+0x310/0x310
[  691.272397]  ? compat_start_thread+0x80/0x80
[  691.276819]  ? pvclock_read_flags+0x160/0x160
[  691.281305]  ? __switch_to_asm+0x34/0x70
[  691.285362]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  691.290892]  ? check_preemption_disabled+0x48/0x280
[  691.295912]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  691.301442]  ? rcu_pm_notify+0xc0/0xc0
[  691.305324]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  691.310854]  ? check_preemption_disabled+0x48/0x280
[  691.315880]  run_timer_softirq+0x52/0xb0
[  691.319944]  ? rcu_read_lock_sched_held+0x14f/0x180
[  691.324948]  __do_softirq+0x308/0xb7e
[  691.328749]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  691.333861]  ? schedule+0x108/0x460
[  691.337494]  ? trace_hardirqs_off+0xb8/0x310
[  691.341912]  ? smpboot_thread_fn+0x68b/0xa00
[  691.346321]  ? trace_hardirqs_on+0x310/0x310
[  691.350725]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  691.356261]  ? check_preemption_disabled+0x48/0x280
[  691.361362]  ? takeover_tasklets+0xa90/0xa90
[  691.365763]  run_ksoftirqd+0x5e/0x100
[  691.369552]  smpboot_thread_fn+0x68b/0xa00
[  691.373778]  ? sort_range+0x30/0x30
[  691.377409]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  691.382505]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  691.388038]  ? __kthread_parkme+0xfb/0x1a0
[  691.392270]  ? sort_range+0x30/0x30
[  691.395889]  kthread+0x35a/0x440
[  691.399247]  ? kthread_stop+0x900/0x900
[  691.403214]  ret_from_fork+0x3a/0x50
[  691.406938] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  691.407002] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  691.413945] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  691.413950] Call Trace:
[  691.413956]  <IRQ>
[  691.413971]  dump_stack+0x244/0x39d
[  691.413990]  ? dump_stack_print_info.cold.1+0x20/0x20
[  691.420503] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  691.429801]  warn_alloc.cold.116+0xb7/0x1bd
[  691.432352] ksoftirqd/0 cpuset=/ mems_allowed=0
[  691.434487]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  691.467329]  ? lock_downgrade+0x900/0x900
[  691.471478]  ? trace_hardirqs_off+0xb8/0x310
[  691.475890]  ? trace_hardirqs_off+0xb8/0x310
[  691.480304]  __alloc_pages_slowpath+0x26e8/0x2e10
[  691.485169]  ? warn_alloc+0x120/0x120
[  691.488974]  ? warn_alloc+0x120/0x120
[  691.492772]  ? __lock_acquire+0x62f/0x4c20
[  691.497008]  ? warn_alloc+0x120/0x120
[  691.500808]  ? print_usage_bug+0xc0/0xc0
[  691.504869]  ? print_usage_bug+0xc0/0xc0
[  691.508930]  ? mark_held_locks+0x130/0x130
[  691.513167]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  691.518699]  ? should_fail+0x22d/0xd01
[  691.522579]  ? zap_class+0x640/0x640
[  691.526293]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  691.531392]  ? __lock_acquire+0x62f/0x4c20
[  691.535637]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  691.540725]  ? should_fail+0x22d/0xd01
[  691.544725]  ? mark_held_locks+0x130/0x130
[  691.548955]  ? mark_held_locks+0x130/0x130
[  691.553183]  ? lock_downgrade+0x900/0x900
[  691.557321]  ? zap_class+0x640/0x640
[  691.561027]  ? zap_class+0x640/0x640
[  691.564738]  ? zap_class+0x640/0x640
[  691.568441]  ? do_raw_spin_unlock+0xa7/0x330
[  691.572849]  ? trace_hardirqs_on+0x310/0x310
[  691.577251]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  691.582784]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  691.588313]  ? check_preemption_disabled+0x48/0x280
[  691.593347]  ? __lock_is_held+0xb5/0x140
[  691.597409]  __alloc_pages_nodemask+0xa80/0xde0
[  691.602070]  ? zap_class+0x640/0x640
[  691.605782]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  691.610801]  ? find_held_lock+0x36/0x1c0
[  691.614875]  ? ____cache_alloc_node+0x1c7/0x1e0
[  691.619551]  ? lock_downgrade+0x900/0x900
[  691.623700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  691.629236]  cache_grow_begin+0xa5/0x8c0
[  691.633292]  ? do_raw_spin_unlock+0xa7/0x330
[  691.637700]  fallback_alloc+0x204/0x2e0
[  691.641673]  ____cache_alloc_node+0x1c7/0x1e0
[  691.646165]  kmem_cache_alloc_node+0xe3/0x730
[  691.650665]  ? lockdep_hardirqs_on+0x296/0x5b0
[  691.655250]  __alloc_skb+0x119/0x770
[  691.658955]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  691.664316]  ? netdev_alloc_frag+0x1f0/0x1f0
[  691.668808]  ? vprintk_default+0x28/0x30
[  691.672867]  ? vprintk_func+0x85/0x181
[  691.676747]  ? printk+0xa7/0xcf
[  691.680175]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  691.684938]  new_skb+0x26/0x1c0
[  691.688232]  aoecmd_cfg+0x279/0x7f0
[  691.691861]  ? find_held_lock+0x36/0x1c0
[  691.695916]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  691.700236]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  691.705777]  ? __lock_is_held+0xb5/0x140
[  691.709846]  discover_timer+0x50/0x60
[  691.713636]  call_timer_fn+0x272/0x920
[  691.717516]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  691.722369]  ? process_timeout+0x40/0x40
[  691.726434]  ? mark_held_locks+0xc7/0x130
[  691.730574]  ? _raw_spin_unlock_irq+0x27/0x80
[  691.735063]  ? _raw_spin_unlock_irq+0x27/0x80
[  691.739551]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  691.744386]  ? lockdep_hardirqs_on+0x296/0x5b0
[  691.748962]  ? trace_hardirqs_on+0xbd/0x310
[  691.753278]  ? kasan_check_read+0x11/0x20
[  691.757420]  ? __run_timers+0x7da/0xc70
[  691.761388]  ? trace_hardirqs_off_caller+0x310/0x310
[  691.766491]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  691.771325]  __run_timers+0x7e5/0xc70
[  691.775128]  ? timer_fixup_init+0x70/0x70
[  691.779274]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  691.784285]  ? zap_class+0x640/0x640
[  691.787996]  ? print_usage_bug+0xc0/0xc0
[  691.792050]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  691.797243]  ? find_held_lock+0x36/0x1c0
[  691.801304]  ? zap_class+0x640/0x640
[  691.805015]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  691.810544]  ? check_preemption_disabled+0x48/0x280
[  691.815563]  ? __lock_is_held+0xb5/0x140
[  691.819618]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  691.825143]  ? check_preemption_disabled+0x48/0x280
[  691.830158]  run_timer_softirq+0x52/0xb0
[  691.834209]  ? rcu_read_lock_sched_held+0x14f/0x180
[  691.839219]  __do_softirq+0x308/0xb7e
[  691.843011]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  691.847986]  ? lock_downgrade+0x900/0x900
[  691.852129]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  691.857228]  ? pvclock_read_flags+0x160/0x160
[  691.861718]  ? lapic_next_event+0x5a/0x90
[  691.865861]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  691.871394]  ? kvm_clock_read+0x18/0x30
[  691.875359]  ? kvm_sched_clock_read+0x9/0x20
[  691.879755]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  691.885284]  ? check_preemption_disabled+0x48/0x280
[  691.890301]  irq_exit+0x17f/0x1c0
[  691.893749]  smp_apic_timer_interrupt+0x1cb/0x760
[  691.898586]  ? smp_reschedule_interrupt+0x109/0x650
[  691.903595]  ? smp_call_function_single_interrupt+0x650/0x650
[  691.909467]  ? interrupt_entry+0xb5/0xc0
[  691.913521]  ? trace_hardirqs_off_caller+0xbb/0x310
[  691.918523]  ? trace_hardirqs_off_caller+0xbb/0x310
[  691.923533]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  691.928374]  ? trace_hardirqs_on_caller+0x310/0x310
[  691.933380]  ? trace_hardirqs_on_caller+0x310/0x310
[  691.938389]  ? task_prio+0x50/0x50
[  691.941923]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  691.947456]  ? check_preemption_disabled+0x48/0x280
[  691.952469]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  691.957310]  apic_timer_interrupt+0xf/0x20
[  691.961534]  </IRQ>
[  691.963767] RIP: 0010:console_unlock+0x102f/0x1190
[  691.968793] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  691.987688] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  691.995390] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  692.002653] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  692.009917] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  692.017179] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  692.024441] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  692.031708]  ? netconsole_netdev_event+0x280/0x280
[  692.036645]  ? console_unlock+0x1026/0x1190
[  692.040976]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  692.045635]  ? vprintk_emit+0x846/0x990
[  692.049602]  ? lock_release+0xa00/0xa00
[  692.053565]  ? trace_hardirqs_on+0x70/0x310
[  692.057875]  ? vprintk_default+0x28/0x30
[  692.061932]  ? trace_hardirqs_off_caller+0x310/0x310
[  692.067028]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  692.072566]  vprintk_emit+0x391/0x990
[  692.076371]  ? wake_up_klogd+0x180/0x180
[  692.080423]  ? find_held_lock+0x11/0x1c0
[  692.084478]  ? mark_held_locks+0xc7/0x130
[  692.088618]  ? _raw_spin_unlock_irq+0x27/0x80
[  692.093098]  ? _raw_spin_unlock_irq+0x27/0x80
[  692.097589]  vprintk_default+0x28/0x30
[  692.101468]  vprintk_func+0x7e/0x181
[  692.105170]  printk+0xa7/0xcf
[  692.108269]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  692.113014]  ? _raw_spin_unlock_irq+0x60/0x80
[  692.117506]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  692.122778]  dump_header+0x7cc/0xf72
[  692.126499]  ? pagefault_out_of_memory+0x197/0x197
[  692.131425]  ? __lock_acquire+0x62f/0x4c20
[  692.135654]  ? percpu_ref_get_many+0x240/0x240
[  692.140251]  ? print_usage_bug+0xc0/0xc0
[  692.144316]  ? zap_class+0x640/0x640
[  692.148038]  ? print_usage_bug+0xc0/0xc0
[  692.152088]  ? zap_class+0x640/0x640
[  692.155801]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  692.161352]  ? find_held_lock+0x36/0x1c0
[  692.165412]  ? mark_held_locks+0xc7/0x130
[  692.169571]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  692.174663]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  692.179754]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  692.184330]  ? trace_hardirqs_on+0xbd/0x310
[  692.188644]  ? kasan_check_read+0x11/0x20
[  692.192790]  ? ___ratelimit+0x3b4/0x672
[  692.196756]  ? trace_hardirqs_off_caller+0x310/0x310
[  692.201857]  ? trace_hardirqs_on+0x310/0x310
[  692.206276]  ? lock_downgrade+0x900/0x900
[  692.210418]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  692.215515]  ? ___ratelimit+0x3b9/0x672
[  692.219503]  ? idr_get_free+0xf70/0xf70
[  692.223471]  ? kasan_check_read+0x11/0x20
[  692.227650]  ? do_raw_spin_unlock+0xa7/0x330
[  692.232063]  oom_kill_process.cold.27+0x10/0x903
[  692.236815]  ? zap_class+0x640/0x640
[  692.240543]  ? _raw_spin_unlock+0x2c/0x50
[  692.244684]  ? oom_badness+0xe6/0xaa0
[  692.248481]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  692.253414]  ? kasan_check_read+0x11/0x20
[  692.257558]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  692.262828]  ? oom_evaluate_task+0x540/0x540
[  692.267235]  ? find_held_lock+0x36/0x1c0
[  692.271293]  ? out_of_memory+0x974/0x1430
[  692.275432]  ? lock_downgrade+0x900/0x900
[  692.279571]  ? check_preemption_disabled+0x48/0x280
[  692.284581]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  692.289497]  ? kasan_check_read+0x11/0x20
[  692.293641]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  692.298909]  ? rcu_softirq_qs+0x20/0x20
[  692.302879]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  692.308406]  ? oom_evaluate_task+0x302/0x540
[  692.312808]  out_of_memory+0xa84/0x1430
[  692.316790]  ? oom_killer_disable+0x3a0/0x3a0
[  692.321279]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  692.326202]  ? __ww_mutex_check_waiters+0x160/0x160
[  692.331225]  __alloc_pages_slowpath+0x2354/0x2e10
[  692.336090]  ? warn_alloc+0x120/0x120
[  692.339883]  ? mark_held_locks+0x130/0x130
[  692.344117]  ? find_get_entry+0xaae/0x1120
[  692.348350]  ? filemap_map_pages+0x1a20/0x1a20
[  692.352927]  ? zap_class+0x640/0x640
[  692.356638]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  692.362163]  ? check_preemption_disabled+0x48/0x280
[  692.367189]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  692.372737]  ? should_fail+0x22d/0xd01
[  692.376625]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  692.381733]  ? zap_class+0x640/0x640
[  692.385466]  ? __lock_is_held+0xb5/0x140
[  692.389530]  ? mark_held_locks+0x130/0x130
[  692.393880]  ? lock_release+0xa00/0xa00
[  692.397846]  ? perf_trace_sched_process_exec+0x860/0x860
[  692.403285]  ? xa_load+0x2ba/0x460
[  692.406817]  ? lock_downgrade+0x900/0x900
[  692.410959]  ? __might_sleep+0x95/0x190
[  692.414937]  __alloc_pages_nodemask+0xa80/0xde0
[  692.419604]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  692.424716]  ? __page_cache_alloc+0x191/0x5c0
[  692.429204]  ? xa_load+0x2e1/0x460
[  692.432749]  ? xa_clear_mark+0x40/0x40
[  692.436644]  ? zap_class+0x640/0x640
[  692.440363]  ? zap_class+0x640/0x640
[  692.444070]  ? zap_class+0x640/0x640
[  692.447783]  ? __do_page_cache_readahead+0x663/0x810
[  692.452885]  ? find_held_lock+0x36/0x1c0
[  692.456942]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  692.462480]  alloc_pages_current+0x173/0x350
[  692.466896]  __page_cache_alloc+0x38c/0x5c0
[  692.471211]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  692.476135]  ? kasan_check_read+0x11/0x20
[  692.480275]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  692.485544]  ? generic_perform_write+0x6a0/0x6a0
[  692.490292]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  692.495821]  ? check_preemption_disabled+0x48/0x280
[  692.500854]  filemap_fault+0x1595/0x25f0
[  692.504921]  ? __lock_page_or_retry+0xa00/0xa00
[  692.509588]  ? mark_held_locks+0x130/0x130
[  692.513826]  ? filemap_map_pages+0xd6b/0x1a20
[  692.518325]  ? lock_downgrade+0x900/0x900
[  692.522466]  ? check_preemption_disabled+0x48/0x280
[  692.527475]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  692.532399]  ? kasan_check_read+0x11/0x20
[  692.536645]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  692.541913]  ? rcu_softirq_qs+0x20/0x20
[  692.545891]  ? filemap_map_pages+0xd92/0x1a20
[  692.550406]  ? find_get_entries_tag+0x1400/0x1400
[  692.555245]  ? debug_object_destroy+0x2b0/0x2b0
[  692.559910]  ? lock_pi_update_atomic+0x150/0x150
[  692.564656]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  692.570197]  ? lock_acquire+0x1ed/0x520
[  692.574161]  ? ext4_filemap_fault+0x7a/0xad
[  692.578480]  ? lock_release+0xa00/0xa00
[  692.582449]  ? perf_trace_sched_process_exec+0x860/0x860
[  692.587894]  ? print_usage_bug+0xc0/0xc0
[  692.591944]  ? print_usage_bug+0xc0/0xc0
[  692.596005]  ? down_read+0x8d/0x120
[  692.599623]  ? ext4_filemap_fault+0x7a/0xad
[  692.604028]  ? __down_interruptible+0x700/0x700
[  692.608700]  ext4_filemap_fault+0x82/0xad
[  692.612847]  __do_fault+0x100/0x6b0
[  692.616469]  ? pmd_devmap_trans_unstable+0x220/0x220
[  692.621570]  ? mark_held_locks+0x130/0x130
[  692.625798]  ? mark_held_locks+0x130/0x130
[  692.630036]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  692.635581]  __handle_mm_fault+0x3ea0/0x5be0
[  692.639980]  ? perf_trace_lock+0x7a0/0x7a0
[  692.644214]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  692.649069]  ? zap_class+0x640/0x640
[  692.652776]  ? zap_class+0x640/0x640
[  692.656476]  ? __x64_sys_futex+0x53e/0x6a0
[  692.660707]  ? find_held_lock+0x36/0x1c0
[  692.664774]  ? handle_mm_fault+0x42a/0xc70
[  692.669032]  ? lock_downgrade+0x900/0x900
[  692.673169]  ? check_preemption_disabled+0x48/0x280
[  692.678181]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  692.683103]  ? kasan_check_read+0x11/0x20
[  692.687242]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  692.692511]  ? rcu_softirq_qs+0x20/0x20
[  692.696481]  ? trace_hardirqs_off_caller+0x310/0x310
[  692.701581]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  692.707106]  ? check_preemption_disabled+0x48/0x280
[  692.712122]  handle_mm_fault+0x54f/0xc70
[  692.716179]  ? __handle_mm_fault+0x5be0/0x5be0
[  692.720759]  ? find_vma+0x34/0x190
[  692.724311]  __do_page_fault+0x5e8/0xe60
[  692.728365]  ? trace_hardirqs_off+0xb8/0x310
[  692.732764]  ? retint_kernel+0x2d/0x2d
[  692.736658]  do_page_fault+0xf2/0x7e0
[  692.740465]  ? vmalloc_sync_all+0x30/0x30
[  692.744619]  ? error_entry+0x70/0xd0
[  692.748327]  ? trace_hardirqs_off_caller+0xbb/0x310
[  692.753332]  ? trace_hardirqs_on_caller+0xc0/0x310
[  692.758252]  ? syscall_return_slowpath+0x5e0/0x5e0
[  692.763174]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  692.768008]  ? trace_hardirqs_on_caller+0x310/0x310
[  692.773015]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  692.778460]  ? prepare_exit_to_usermode+0x291/0x3b0
[  692.783474]  ? page_fault+0x8/0x30
[  692.787054]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  692.791942]  ? page_fault+0x8/0x30
[  692.795493]  page_fault+0x1e/0x30
[  692.798941] RIP: 0033:0x45ddf3
[  692.802141] Code: Bad RIP value.
[  692.805498] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  692.810851] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  692.818107] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  692.825367] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  692.832626] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  692.840054] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  692.847788] warn_alloc_show_mem: 1 callbacks suppressed
[  692.847796] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  692.847798] Mem-Info:
[  692.847824] active_anon:48059 inactive_anon:331 isolated_anon:0
[  692.847824]  active_file:11 inactive_file:12 isolated_file:0
[  692.847824]  unevictable:0 dirty:0 writeback:0 unstable:0
[  692.847824]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  692.847824]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  692.847824]  free:13684 free_pcp:349 free_cma:0
[  692.853158] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  692.859993] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  692.862380] Call Trace:
[  692.895230] 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
[  692.904571]  dump_stack+0x244/0x39d
[  692.932298] lowmem_reserve[]: 0 2818 6321 6321
[  692.934872]  ? dump_stack_print_info.cold.1+0x20/0x20
[  692.960956] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  692.964588]  warn_alloc.cold.116+0xb7/0x1bd
[  692.969129] lowmem_reserve[]: 0 0 3503 3503
[  692.974302]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  693.001773] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  693.006081]  ? lock_downgrade+0x900/0x900
[  693.010365] lowmem_reserve[]: 0 0 0 0
[  693.015192]  ? trace_hardirqs_off+0xb8/0x310
[  693.044214] 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
[  693.048346]  ? trace_hardirqs_off+0xb8/0x310
[  693.052109] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  693.056503]  __alloc_pages_slowpath+0x26e8/0x2e10
[  693.069990] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  693.074418]  ? warn_alloc+0x120/0x120
[  693.089541] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  693.094364]  ? print_usage_bug+0xc0/0xc0
[  693.108638] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  693.112415]  ? warn_alloc+0x120/0x120
[  693.121217] 403 total pagecache pages
[  693.125262]  ? warn_alloc+0x120/0x120
[  693.133810] 0 pages in swap cache
[  693.137586]  ? print_usage_bug+0xc0/0xc0
[  693.141352] Swap cache stats: add 0, delete 0, find 0/0
[  693.145135]  ? print_usage_bug+0xc0/0xc0
[  693.148555] Free swap  = 0kB
[  693.152600]  ? __lock_acquire+0x62f/0x4c20
[  693.157931] Total swap = 0kB
[  693.161986]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  693.164970] 1965979 pages RAM
[  693.169185]  ? should_fail+0x22d/0xd01
[  693.172193] 0 pages HighMem/MovableOnly
[  693.172201] 342853 pages reserved
[  693.177727]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  693.180799] 0 pages cma reserved
[  693.180872] aoe: skb alloc failure
[  693.184697]  ? __lock_acquire+0x62f/0x4c20
[  693.184714]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  693.184729]  ? __lock_acquire+0x62f/0x4c20
[  693.188703] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  693.192115]  ? should_fail+0x22d/0xd01
[  693.197186] syz-fuzzer cpuset=/ mems_allowed=0
[  693.200537]  ? find_held_lock+0x36/0x1c0
[  693.240235]  ? mark_held_locks+0x130/0x130
[  693.244465]  ? mark_held_locks+0x130/0x130
[  693.248699]  ? zap_class+0x640/0x640
[  693.252405]  ? zap_class+0x640/0x640
[  693.256116]  ? print_usage_bug+0xc0/0xc0
[  693.260168]  ? do_raw_spin_unlock+0xa7/0x330
[  693.264572]  ? zap_class+0x640/0x640
[  693.268279]  ? print_usage_bug+0xc0/0xc0
[  693.272329]  ? wq_watchdog_touch+0x9c/0xfe
[  693.276563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  693.282095]  ? check_preemption_disabled+0x48/0x280
[  693.287112]  ? __lock_is_held+0xb5/0x140
[  693.291167]  __alloc_pages_nodemask+0xa80/0xde0
[  693.295823]  ? zap_class+0x640/0x640
[  693.299529]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  693.304543]  ? find_held_lock+0x36/0x1c0
[  693.308605]  ? ____cache_alloc_node+0x1c7/0x1e0
[  693.313271]  ? lock_downgrade+0x900/0x900
[  693.317417]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  693.322955]  cache_grow_begin+0xa5/0x8c0
[  693.327006]  ? do_raw_spin_unlock+0xa7/0x330
[  693.331414]  fallback_alloc+0x204/0x2e0
[  693.335386]  ____cache_alloc_node+0x1c7/0x1e0
[  693.339963]  kmem_cache_alloc_node+0xe3/0x730
[  693.344450]  ? ipv6_get_ifaddr+0x42e/0x620
[  693.348687]  __alloc_skb+0x119/0x770
[  693.352389]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  693.357657]  ? netdev_alloc_frag+0x1f0/0x1f0
[  693.362117]  ? lock_downgrade+0x900/0x900
[  693.366261]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  693.371790]  ? refcount_sub_and_test_checked+0x203/0x310
[  693.377233]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  693.382679]  ? addrconf_rs_timer+0x690/0x690
[  693.387092]  ndisc_alloc_skb+0x144/0x340
[  693.391150]  ndisc_send_rs+0x331/0x6e0
[  693.395042]  addrconf_rs_timer+0x314/0x690
[  693.399264]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  693.403494]  call_timer_fn+0x272/0x920
[  693.407368]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  693.411593]  ? process_timeout+0x40/0x40
[  693.415651]  ? __run_timers+0x7da/0xc70
[  693.419621]  ? _raw_spin_unlock_irq+0x27/0x80
[  693.424106]  ? _raw_spin_unlock_irq+0x27/0x80
[  693.428583]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  693.432808]  ? lockdep_hardirqs_on+0x296/0x5b0
[  693.437379]  ? trace_hardirqs_on+0xbd/0x310
[  693.441692]  ? kasan_check_read+0x11/0x20
[  693.445840]  ? __run_timers+0x7da/0xc70
[  693.449800]  ? trace_hardirqs_off_caller+0x310/0x310
[  693.454896]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  693.459121]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  693.463337]  __run_timers+0x7e5/0xc70
[  693.467134]  ? timer_fixup_init+0x70/0x70
[  693.471264]  ? _raw_spin_unlock_irq+0x27/0x80
[  693.475743]  ? _raw_spin_unlock_irq+0x27/0x80
[  693.480222]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  693.484791]  ? trace_hardirqs_on+0xbd/0x310
[  693.489110]  ? kasan_check_read+0x11/0x20
[  693.493247]  ? finish_task_switch+0x1f4/0x910
[  693.497731]  ? trace_hardirqs_off_caller+0x310/0x310
[  693.502822]  ? compat_start_thread+0x80/0x80
[  693.507243]  ? pvclock_read_flags+0x160/0x160
[  693.511725]  ? __switch_to_asm+0x34/0x70
[  693.515774]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  693.521295]  ? check_preemption_disabled+0x48/0x280
[  693.526301]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  693.531825]  ? rcu_pm_notify+0xc0/0xc0
[  693.535704]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  693.541230]  ? check_preemption_disabled+0x48/0x280
[  693.546234]  run_timer_softirq+0x52/0xb0
[  693.550280]  ? rcu_read_lock_sched_held+0x14f/0x180
[  693.555280]  __do_softirq+0x308/0xb7e
[  693.559076]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  693.564170]  ? schedule+0x108/0x460
[  693.567793]  ? trace_hardirqs_off+0xb8/0x310
[  693.572184]  ? smpboot_thread_fn+0x68b/0xa00
[  693.576575]  ? trace_hardirqs_on+0x310/0x310
[  693.580969]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  693.586493]  ? check_preemption_disabled+0x48/0x280
[  693.591493]  ? takeover_tasklets+0xa90/0xa90
[  693.595885]  run_ksoftirqd+0x5e/0x100
[  693.599675]  smpboot_thread_fn+0x68b/0xa00
[  693.603900]  ? sort_range+0x30/0x30
[  693.607514]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  693.612600]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  693.618122]  ? __kthread_parkme+0xfb/0x1a0
[  693.622368]  ? sort_range+0x30/0x30
[  693.625982]  kthread+0x35a/0x440
[  693.629331]  ? kthread_stop+0x900/0x900
[  693.633313]  ret_from_fork+0x3a/0x50
[  693.637028] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  693.637085] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  693.644026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  693.644030] Call Trace:
[  693.644035]  <IRQ>
[  693.644048]  dump_stack+0x244/0x39d
[  693.644065]  ? dump_stack_print_info.cold.1+0x20/0x20
[  693.650562] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  693.659863]  warn_alloc.cold.116+0xb7/0x1bd
[  693.662406] ksoftirqd/0 cpuset=/ mems_allowed=0
[  693.664537]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  693.697571]  ? lock_downgrade+0x900/0x900
[  693.701716]  ? trace_hardirqs_off+0xb8/0x310
[  693.706132]  ? trace_hardirqs_off+0xb8/0x310
[  693.710537]  __alloc_pages_slowpath+0x26e8/0x2e10
[  693.715384]  ? warn_alloc+0x120/0x120
[  693.719177]  ? warn_alloc+0x120/0x120
[  693.722966]  ? __lock_acquire+0x62f/0x4c20
[  693.727189]  ? warn_alloc+0x120/0x120
[  693.730975]  ? print_usage_bug+0xc0/0xc0
[  693.735026]  ? print_usage_bug+0xc0/0xc0
[  693.739071]  ? mark_held_locks+0x130/0x130
[  693.743301]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  693.748825]  ? should_fail+0x22d/0xd01
[  693.752696]  ? zap_class+0x640/0x640
[  693.756401]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  693.761491]  ? __lock_acquire+0x62f/0x4c20
[  693.765712]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  693.770802]  ? should_fail+0x22d/0xd01
[  693.774691]  ? mark_held_locks+0x130/0x130
[  693.778917]  ? mark_held_locks+0x130/0x130
[  693.783141]  ? lock_downgrade+0x900/0x900
[  693.787274]  ? zap_class+0x640/0x640
[  693.790971]  ? zap_class+0x640/0x640
[  693.794669]  ? zap_class+0x640/0x640
[  693.798366]  ? do_raw_spin_unlock+0xa7/0x330
[  693.802763]  ? trace_hardirqs_on+0x310/0x310
[  693.807154]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  693.812679]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  693.818204]  ? check_preemption_disabled+0x48/0x280
[  693.823211]  ? __lock_is_held+0xb5/0x140
[  693.827277]  __alloc_pages_nodemask+0xa80/0xde0
[  693.831928]  ? zap_class+0x640/0x640
[  693.835642]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  693.840662]  ? find_held_lock+0x36/0x1c0
[  693.844715]  ? ____cache_alloc_node+0x1c7/0x1e0
[  693.849879]  ? lock_downgrade+0x900/0x900
[  693.854019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  693.859548]  cache_grow_begin+0xa5/0x8c0
[  693.863595]  ? do_raw_spin_unlock+0xa7/0x330
[  693.867999]  fallback_alloc+0x204/0x2e0
[  693.871964]  ____cache_alloc_node+0x1c7/0x1e0
[  693.876452]  kmem_cache_alloc_node+0xe3/0x730
[  693.880932]  ? lockdep_hardirqs_on+0x296/0x5b0
[  693.885507]  __alloc_skb+0x119/0x770
[  693.889208]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  693.894560]  ? netdev_alloc_frag+0x1f0/0x1f0
[  693.898960]  ? vprintk_default+0x28/0x30
[  693.903008]  ? vprintk_func+0x85/0x181
[  693.906880]  ? printk+0xa7/0xcf
[  693.910142]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  693.914891]  new_skb+0x26/0x1c0
[  693.918154]  aoecmd_cfg+0x279/0x7f0
[  693.921768]  ? find_held_lock+0x36/0x1c0
[  693.925817]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  693.930217]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  693.935748]  ? __lock_is_held+0xb5/0x140
[  693.939801]  discover_timer+0x50/0x60
[  693.943587]  call_timer_fn+0x272/0x920
[  693.947463]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  693.952292]  ? process_timeout+0x40/0x40
[  693.956348]  ? mark_held_locks+0xc7/0x130
[  693.960487]  ? _raw_spin_unlock_irq+0x27/0x80
[  693.964969]  ? _raw_spin_unlock_irq+0x27/0x80
[  693.969451]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  693.974281]  ? lockdep_hardirqs_on+0x296/0x5b0
[  693.978848]  ? trace_hardirqs_on+0xbd/0x310
[  693.983156]  ? kasan_check_read+0x11/0x20
[  693.987292]  ? __run_timers+0x7da/0xc70
[  693.991268]  ? trace_hardirqs_off_caller+0x310/0x310
[  693.996365]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  694.001196]  __run_timers+0x7e5/0xc70
[  694.005001]  ? timer_fixup_init+0x70/0x70
[  694.009133]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  694.014133]  ? zap_class+0x640/0x640
[  694.017836]  ? print_usage_bug+0xc0/0xc0
[  694.021886]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  694.027072]  ? find_held_lock+0x36/0x1c0
[  694.031121]  ? zap_class+0x640/0x640
[  694.034823]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  694.040345]  ? check_preemption_disabled+0x48/0x280
[  694.045353]  ? __lock_is_held+0xb5/0x140
[  694.049402]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  694.054930]  ? check_preemption_disabled+0x48/0x280
[  694.059938]  run_timer_softirq+0x52/0xb0
[  694.063987]  ? rcu_read_lock_sched_held+0x14f/0x180
[  694.068990]  __do_softirq+0x308/0xb7e
[  694.072779]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  694.077255]  ? lock_downgrade+0x900/0x900
[  694.081412]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  694.086510]  ? pvclock_read_flags+0x160/0x160
[  694.090994]  ? lapic_next_event+0x5a/0x90
[  694.095140]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  694.100667]  ? kvm_clock_read+0x18/0x30
[  694.104629]  ? kvm_sched_clock_read+0x9/0x20
[  694.109025]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  694.114557]  ? check_preemption_disabled+0x48/0x280
[  694.119568]  irq_exit+0x17f/0x1c0
[  694.123010]  smp_apic_timer_interrupt+0x1cb/0x760
[  694.127837]  ? smp_reschedule_interrupt+0x109/0x650
[  694.132840]  ? smp_call_function_single_interrupt+0x650/0x650
[  694.138716]  ? interrupt_entry+0xb5/0xc0
[  694.142768]  ? trace_hardirqs_off_caller+0xbb/0x310
[  694.147766]  ? trace_hardirqs_off_caller+0xbb/0x310
[  694.152785]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  694.157620]  ? trace_hardirqs_on_caller+0x310/0x310
[  694.162625]  ? trace_hardirqs_on_caller+0x310/0x310
[  694.167628]  ? task_prio+0x50/0x50
[  694.171152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  694.176675]  ? check_preemption_disabled+0x48/0x280
[  694.181685]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  694.186524]  apic_timer_interrupt+0xf/0x20
[  694.190746]  </IRQ>
[  694.192975] RIP: 0010:console_unlock+0x102f/0x1190
[  694.197893] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  694.216782] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  694.224507] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  694.231769] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  694.239024] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  694.246283] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  694.253536] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  694.260797]  ? netconsole_netdev_event+0x280/0x280
[  694.265719]  ? console_unlock+0x1026/0x1190
[  694.270054]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  694.274706]  ? vprintk_emit+0x846/0x990
[  694.278671]  ? lock_release+0xa00/0xa00
[  694.282637]  ? trace_hardirqs_on+0x70/0x310
[  694.286959]  ? vprintk_default+0x28/0x30
[  694.291007]  ? trace_hardirqs_off_caller+0x310/0x310
[  694.296101]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  694.301629]  vprintk_emit+0x391/0x990
[  694.305422]  ? wake_up_klogd+0x180/0x180
[  694.309475]  ? find_held_lock+0x11/0x1c0
[  694.313620]  ? mark_held_locks+0xc7/0x130
[  694.317752]  ? _raw_spin_unlock_irq+0x27/0x80
[  694.322231]  ? _raw_spin_unlock_irq+0x27/0x80
[  694.326716]  vprintk_default+0x28/0x30
[  694.330592]  vprintk_func+0x7e/0x181
[  694.334294]  printk+0xa7/0xcf
[  694.337385]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  694.342133]  ? _raw_spin_unlock_irq+0x60/0x80
[  694.346624]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  694.351892]  dump_header+0x7cc/0xf72
[  694.355609]  ? pagefault_out_of_memory+0x197/0x197
[  694.360533]  ? __lock_acquire+0x62f/0x4c20
[  694.364752]  ? percpu_ref_get_many+0x240/0x240
[  694.369325]  ? print_usage_bug+0xc0/0xc0
[  694.373381]  ? zap_class+0x640/0x640
[  694.377084]  ? print_usage_bug+0xc0/0xc0
[  694.381134]  ? zap_class+0x640/0x640
[  694.384835]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  694.390363]  ? find_held_lock+0x36/0x1c0
[  694.394423]  ? mark_held_locks+0xc7/0x130
[  694.398560]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  694.403654]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  694.408740]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  694.413315]  ? trace_hardirqs_on+0xbd/0x310
[  694.417627]  ? kasan_check_read+0x11/0x20
[  694.421762]  ? ___ratelimit+0x3b4/0x672
[  694.425729]  ? trace_hardirqs_off_caller+0x310/0x310
[  694.430820]  ? trace_hardirqs_on+0x310/0x310
[  694.435219]  ? lock_downgrade+0x900/0x900
[  694.439361]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  694.444452]  ? ___ratelimit+0x3b9/0x672
[  694.448416]  ? idr_get_free+0xf70/0xf70
[  694.452374]  ? kasan_check_read+0x11/0x20
[  694.456503]  ? do_raw_spin_unlock+0xa7/0x330
[  694.460905]  oom_kill_process.cold.27+0x10/0x903
[  694.465651]  ? zap_class+0x640/0x640
[  694.469353]  ? _raw_spin_unlock+0x2c/0x50
[  694.473488]  ? oom_badness+0xe6/0xaa0
[  694.477272]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  694.482184]  ? kasan_check_read+0x11/0x20
[  694.486318]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  694.491592]  ? oom_evaluate_task+0x540/0x540
[  694.495991]  ? find_held_lock+0x36/0x1c0
[  694.500047]  ? out_of_memory+0x974/0x1430
[  694.504187]  ? lock_downgrade+0x900/0x900
[  694.508323]  ? check_preemption_disabled+0x48/0x280
[  694.513330]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  694.518246]  ? kasan_check_read+0x11/0x20
[  694.522377]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  694.527640]  ? rcu_softirq_qs+0x20/0x20
[  694.531602]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  694.537124]  ? oom_evaluate_task+0x302/0x540
[  694.541519]  out_of_memory+0xa84/0x1430
[  694.545490]  ? oom_killer_disable+0x3a0/0x3a0
[  694.549973]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  694.554889]  ? __ww_mutex_check_waiters+0x160/0x160
[  694.559902]  __alloc_pages_slowpath+0x2354/0x2e10
[  694.564748]  ? warn_alloc+0x120/0x120
[  694.568537]  ? mark_held_locks+0x130/0x130
[  694.572767]  ? find_get_entry+0xaae/0x1120
[  694.576999]  ? filemap_map_pages+0x1a20/0x1a20
[  694.581580]  ? zap_class+0x640/0x640
[  694.585289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  694.590819]  ? check_preemption_disabled+0x48/0x280
[  694.595824]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  694.601348]  ? should_fail+0x22d/0xd01
[  694.605223]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  694.610317]  ? zap_class+0x640/0x640
[  694.614033]  ? __lock_is_held+0xb5/0x140
[  694.618084]  ? mark_held_locks+0x130/0x130
[  694.622305]  ? lock_release+0xa00/0xa00
[  694.626270]  ? perf_trace_sched_process_exec+0x860/0x860
[  694.631711]  ? xa_load+0x2ba/0x460
[  694.635368]  ? lock_downgrade+0x900/0x900
[  694.639521]  ? __might_sleep+0x95/0x190
[  694.643502]  __alloc_pages_nodemask+0xa80/0xde0
[  694.648174]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  694.653191]  ? __page_cache_alloc+0x191/0x5c0
[  694.657705]  ? xa_load+0x2e1/0x460
[  694.661248]  ? xa_clear_mark+0x40/0x40
[  694.665126]  ? zap_class+0x640/0x640
[  694.668835]  ? zap_class+0x640/0x640
[  694.672535]  ? zap_class+0x640/0x640
[  694.676241]  ? __do_page_cache_readahead+0x663/0x810
[  694.681332]  ? find_held_lock+0x36/0x1c0
[  694.685382]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  694.690923]  alloc_pages_current+0x173/0x350
[  694.695331]  __page_cache_alloc+0x38c/0x5c0
[  694.699639]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  694.704558]  ? kasan_check_read+0x11/0x20
[  694.708692]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  694.713953]  ? generic_perform_write+0x6a0/0x6a0
[  694.718697]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  694.724235]  ? check_preemption_disabled+0x48/0x280
[  694.729253]  filemap_fault+0x1595/0x25f0
[  694.733316]  ? __lock_page_or_retry+0xa00/0xa00
[  694.737973]  ? mark_held_locks+0x130/0x130
[  694.742200]  ? filemap_map_pages+0xd6b/0x1a20
[  694.746692]  ? lock_downgrade+0x900/0x900
[  694.750826]  ? check_preemption_disabled+0x48/0x280
[  694.755830]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  694.760745]  ? kasan_check_read+0x11/0x20
[  694.764878]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  694.770141]  ? rcu_softirq_qs+0x20/0x20
[  694.774112]  ? filemap_map_pages+0xd92/0x1a20
[  694.778619]  ? find_get_entries_tag+0x1400/0x1400
[  694.783461]  ? debug_object_destroy+0x2b0/0x2b0
[  694.788117]  ? lock_pi_update_atomic+0x150/0x150
[  694.792859]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  694.798403]  ? lock_acquire+0x1ed/0x520
[  694.802362]  ? ext4_filemap_fault+0x7a/0xad
[  694.806671]  ? lock_release+0xa00/0xa00
[  694.810629]  ? perf_trace_sched_process_exec+0x860/0x860
[  694.816069]  ? print_usage_bug+0xc0/0xc0
[  694.820117]  ? print_usage_bug+0xc0/0xc0
[  694.824175]  ? down_read+0x8d/0x120
[  694.827786]  ? ext4_filemap_fault+0x7a/0xad
[  694.832093]  ? __down_interruptible+0x700/0x700
[  694.836752]  ext4_filemap_fault+0x82/0xad
[  694.840887]  __do_fault+0x100/0x6b0
[  694.844507]  ? pmd_devmap_trans_unstable+0x220/0x220
[  694.849602]  ? mark_held_locks+0x130/0x130
[  694.853824]  ? mark_held_locks+0x130/0x130
[  694.858049]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  694.863576]  __handle_mm_fault+0x3ea0/0x5be0
[  694.867970]  ? perf_trace_lock+0x7a0/0x7a0
[  694.872196]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  694.877042]  ? zap_class+0x640/0x640
[  694.880743]  ? zap_class+0x640/0x640
[  694.884438]  ? __x64_sys_futex+0x53e/0x6a0
[  694.888662]  ? find_held_lock+0x36/0x1c0
[  694.892715]  ? handle_mm_fault+0x42a/0xc70
[  694.896940]  ? lock_downgrade+0x900/0x900
[  694.901085]  ? check_preemption_disabled+0x48/0x280
[  694.906087]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  694.910997]  ? kasan_check_read+0x11/0x20
[  694.915130]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  694.920391]  ? rcu_softirq_qs+0x20/0x20
[  694.924366]  ? trace_hardirqs_off_caller+0x310/0x310
[  694.929455]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  694.934977]  ? check_preemption_disabled+0x48/0x280
[  694.939982]  handle_mm_fault+0x54f/0xc70
[  694.944028]  ? __handle_mm_fault+0x5be0/0x5be0
[  694.948600]  ? find_vma+0x34/0x190
[  694.952130]  __do_page_fault+0x5e8/0xe60
[  694.956178]  ? trace_hardirqs_off+0xb8/0x310
[  694.960572]  ? retint_kernel+0x2d/0x2d
[  694.964452]  do_page_fault+0xf2/0x7e0
[  694.968242]  ? vmalloc_sync_all+0x30/0x30
[  694.972376]  ? error_entry+0x70/0xd0
[  694.976079]  ? trace_hardirqs_off_caller+0xbb/0x310
[  694.981080]  ? trace_hardirqs_on_caller+0xc0/0x310
[  694.985995]  ? syscall_return_slowpath+0x5e0/0x5e0
[  694.990923]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  694.995755]  ? trace_hardirqs_on_caller+0x310/0x310
[  695.000756]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  695.006192]  ? prepare_exit_to_usermode+0x291/0x3b0
[  695.011192]  ? page_fault+0x8/0x30
[  695.014718]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  695.019552]  ? page_fault+0x8/0x30
[  695.023076]  page_fault+0x1e/0x30
[  695.026511] RIP: 0033:0x45ddf3
[  695.029706] Code: Bad RIP value.
[  695.033056] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  695.038401] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  695.045658] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  695.052914] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  695.060165] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  695.067417] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  695.074690] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  695.074694] warn_alloc_show_mem: 1 callbacks suppressed
[  695.074699] Mem-Info:
[  695.081533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  695.086883] active_anon:48059 inactive_anon:331 isolated_anon:0
[  695.086883]  active_file:11 inactive_file:12 isolated_file:0
[  695.086883]  unevictable:0 dirty:0 writeback:0 unstable:0
[  695.086883]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  695.086883]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  695.086883]  free:13684 free_pcp:349 free_cma:0
[  695.089247] Call Trace:
[  695.098612] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  695.131448]  dump_stack+0x244/0x39d
[  695.133998] 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
[  695.161650]  ? dump_stack_print_info.cold.1+0x20/0x20
[  695.165249] lowmem_reserve[]: 0 2818 6321 6321
[  695.191348]  warn_alloc.cold.116+0xb7/0x1bd
[  695.196504] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  695.201069]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  695.205359] lowmem_reserve[]: 0 0 3503 3503
[  695.232836]  ? lock_downgrade+0x900/0x900
[  695.237641] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  695.241944]  ? trace_hardirqs_off+0xb8/0x310
[  695.246052] lowmem_reserve[]: 0 0 0 0
[  695.275090]  ? trace_hardirqs_off+0xb8/0x310
[  695.279459] 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
[  695.283245]  __alloc_pages_slowpath+0x26e8/0x2e10
[  695.287621] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  695.301145]  ? warn_alloc+0x120/0x120
[  695.305941] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  695.321103]  ? print_usage_bug+0xc0/0xc0
[  695.324873] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  695.339150]  ? warn_alloc+0x120/0x120
[  695.343195] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  695.352012]  ? warn_alloc+0x120/0x120
[  695.355779] 403 total pagecache pages
[  695.364331]  ? print_usage_bug+0xc0/0xc0
[  695.368105] 0 pages in swap cache
[  695.371879]  ? print_usage_bug+0xc0/0xc0
[  695.375903] Swap cache stats: add 0, delete 0, find 0/0
[  695.379333]  ? __lock_acquire+0x62f/0x4c20
[  695.383358] Free swap  = 0kB
[  695.388716]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  695.392933] Total swap = 0kB
[  695.395933]  ? should_fail+0x22d/0xd01
[  695.401434] 1965979 pages RAM
[  695.404431]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  695.408280] 0 pages HighMem/MovableOnly
[  695.411364]  ? __lock_acquire+0x62f/0x4c20
[  695.416428] 342853 pages reserved
[  695.416434] 0 pages cma reserved
[  695.420388]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  695.424786] aoe: skb alloc failure
[  695.428168]  ? __lock_acquire+0x62f/0x4c20
[  695.428183]  ? should_fail+0x22d/0xd01
[  695.431548] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  695.436602]  ? find_held_lock+0x36/0x1c0
[  695.440110] syz-fuzzer cpuset=/ mems_allowed=0
[  695.444328]  ? mark_held_locks+0x130/0x130
[  695.471185]  ? mark_held_locks+0x130/0x130
[  695.475402]  ? zap_class+0x640/0x640
[  695.479098]  ? zap_class+0x640/0x640
[  695.482800]  ? print_usage_bug+0xc0/0xc0
[  695.486861]  ? do_raw_spin_unlock+0xa7/0x330
[  695.491253]  ? zap_class+0x640/0x640
[  695.495040]  ? print_usage_bug+0xc0/0xc0
[  695.499090]  ? wq_watchdog_touch+0x9c/0xfe
[  695.503317]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  695.508843]  ? check_preemption_disabled+0x48/0x280
[  695.513867]  ? __lock_is_held+0xb5/0x140
[  695.517922]  __alloc_pages_nodemask+0xa80/0xde0
[  695.522579]  ? zap_class+0x640/0x640
[  695.526280]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  695.531289]  ? find_held_lock+0x36/0x1c0
[  695.535344]  ? ____cache_alloc_node+0x1c7/0x1e0
[  695.539998]  ? lock_downgrade+0x900/0x900
[  695.544134]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  695.549664]  cache_grow_begin+0xa5/0x8c0
[  695.553709]  ? do_raw_spin_unlock+0xa7/0x330
[  695.558110]  fallback_alloc+0x204/0x2e0
[  695.562078]  ____cache_alloc_node+0x1c7/0x1e0
[  695.566568]  kmem_cache_alloc_node+0xe3/0x730
[  695.571052]  ? ipv6_get_ifaddr+0x42e/0x620
[  695.575284]  __alloc_skb+0x119/0x770
[  695.578985]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  695.584253]  ? netdev_alloc_frag+0x1f0/0x1f0
[  695.588651]  ? lock_downgrade+0x900/0x900
[  695.592797]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  695.598318]  ? refcount_sub_and_test_checked+0x203/0x310
[  695.603758]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  695.609196]  ? addrconf_rs_timer+0x690/0x690
[  695.613603]  ndisc_alloc_skb+0x144/0x340
[  695.617661]  ndisc_send_rs+0x331/0x6e0
[  695.621542]  addrconf_rs_timer+0x314/0x690
[  695.625769]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  695.630003]  call_timer_fn+0x272/0x920
[  695.633983]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  695.638204]  ? process_timeout+0x40/0x40
[  695.642259]  ? __run_timers+0x7da/0xc70
[  695.646220]  ? _raw_spin_unlock_irq+0x27/0x80
[  695.650703]  ? _raw_spin_unlock_irq+0x27/0x80
[  695.655184]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  695.659409]  ? lockdep_hardirqs_on+0x296/0x5b0
[  695.663982]  ? trace_hardirqs_on+0xbd/0x310
[  695.668290]  ? kasan_check_read+0x11/0x20
[  695.672422]  ? __run_timers+0x7da/0xc70
[  695.676386]  ? trace_hardirqs_off_caller+0x310/0x310
[  695.681695]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  695.685924]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  695.690164]  __run_timers+0x7e5/0xc70
[  695.693963]  ? timer_fixup_init+0x70/0x70
[  695.698117]  ? _raw_spin_unlock_irq+0x27/0x80
[  695.702597]  ? _raw_spin_unlock_irq+0x27/0x80
[  695.707081]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  695.711652]  ? trace_hardirqs_on+0xbd/0x310
[  695.715957]  ? kasan_check_read+0x11/0x20
[  695.720093]  ? finish_task_switch+0x1f4/0x910
[  695.724579]  ? trace_hardirqs_off_caller+0x310/0x310
[  695.729684]  ? compat_start_thread+0x80/0x80
[  695.734100]  ? pvclock_read_flags+0x160/0x160
[  695.738581]  ? __switch_to_asm+0x34/0x70
[  695.742628]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  695.748154]  ? check_preemption_disabled+0x48/0x280
[  695.753164]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  695.758685]  ? rcu_pm_notify+0xc0/0xc0
[  695.762563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  695.768085]  ? check_preemption_disabled+0x48/0x280
[  695.773096]  run_timer_softirq+0x52/0xb0
[  695.777143]  ? rcu_read_lock_sched_held+0x14f/0x180
[  695.782158]  __do_softirq+0x308/0xb7e
[  695.785957]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  695.791056]  ? schedule+0x108/0x460
[  695.794689]  ? trace_hardirqs_off+0xb8/0x310
[  695.799102]  ? smpboot_thread_fn+0x68b/0xa00
[  695.803499]  ? trace_hardirqs_on+0x310/0x310
[  695.807908]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  695.813430]  ? check_preemption_disabled+0x48/0x280
[  695.818450]  ? takeover_tasklets+0xa90/0xa90
[  695.822846]  run_ksoftirqd+0x5e/0x100
[  695.826641]  smpboot_thread_fn+0x68b/0xa00
[  695.831083]  ? sort_range+0x30/0x30
[  695.834751]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  695.839855]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  695.846551]  ? __kthread_parkme+0xfb/0x1a0
[  695.850804]  ? sort_range+0x30/0x30
[  695.854430]  kthread+0x35a/0x440
[  695.857793]  ? kthread_stop+0x900/0x900
[  695.861755]  ret_from_fork+0x3a/0x50
[  695.865475] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  695.865541] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  695.872481] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  695.872485] Call Trace:
[  695.872491]  <IRQ>
[  695.872502]  dump_stack+0x244/0x39d
[  695.872518]  ? dump_stack_print_info.cold.1+0x20/0x20
[  695.879026] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  695.888317]  warn_alloc.cold.116+0xb7/0x1bd
[  695.890861] ksoftirqd/0 cpuset=/ mems_allowed=0
[  695.893606]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  695.926408]  ? lock_downgrade+0x900/0x900
[  695.930558]  ? trace_hardirqs_off+0xb8/0x310
[  695.934961]  ? trace_hardirqs_off+0xb8/0x310
[  695.939364]  __alloc_pages_slowpath+0x26e8/0x2e10
[  695.944216]  ? warn_alloc+0x120/0x120
[  695.948006]  ? warn_alloc+0x120/0x120
[  695.951795]  ? __lock_acquire+0x62f/0x4c20
[  695.956019]  ? warn_alloc+0x120/0x120
[  695.959810]  ? print_usage_bug+0xc0/0xc0
[  695.963864]  ? print_usage_bug+0xc0/0xc0
[  695.967912]  ? mark_held_locks+0x130/0x130
[  695.972136]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  695.977659]  ? should_fail+0x22d/0xd01
[  695.981534]  ? zap_class+0x640/0x640
[  695.985239]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  695.990347]  ? __lock_acquire+0x62f/0x4c20
[  695.994569]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  695.999661]  ? should_fail+0x22d/0xd01
[  696.003551]  ? mark_held_locks+0x130/0x130
[  696.007779]  ? mark_held_locks+0x130/0x130
[  696.012007]  ? lock_downgrade+0x900/0x900
[  696.016156]  ? zap_class+0x640/0x640
[  696.019862]  ? zap_class+0x640/0x640
[  696.023567]  ? zap_class+0x640/0x640
[  696.027276]  ? do_raw_spin_unlock+0xa7/0x330
[  696.031681]  ? trace_hardirqs_on+0x310/0x310
[  696.036081]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  696.041611]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  696.047148]  ? check_preemption_disabled+0x48/0x280
[  696.052174]  ? __lock_is_held+0xb5/0x140
[  696.056241]  __alloc_pages_nodemask+0xa80/0xde0
[  696.060901]  ? zap_class+0x640/0x640
[  696.064616]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  696.069637]  ? find_held_lock+0x36/0x1c0
[  696.073704]  ? ____cache_alloc_node+0x1c7/0x1e0
[  696.078367]  ? lock_downgrade+0x900/0x900
[  696.082604]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  696.088146]  cache_grow_begin+0xa5/0x8c0
[  696.092208]  ? do_raw_spin_unlock+0xa7/0x330
[  696.096616]  fallback_alloc+0x204/0x2e0
[  696.100596]  ____cache_alloc_node+0x1c7/0x1e0
[  696.105092]  kmem_cache_alloc_node+0xe3/0x730
[  696.109670]  ? lockdep_hardirqs_on+0x296/0x5b0
[  696.114258]  __alloc_skb+0x119/0x770
[  696.117964]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  696.123328]  ? netdev_alloc_frag+0x1f0/0x1f0
[  696.127739]  ? vprintk_default+0x28/0x30
[  696.131800]  ? vprintk_func+0x85/0x181
[  696.135686]  ? printk+0xa7/0xcf
[  696.138955]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  696.143711]  new_skb+0x26/0x1c0
[  696.146980]  aoecmd_cfg+0x279/0x7f0
[  696.150596]  ? find_held_lock+0x36/0x1c0
[  696.154649]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  696.158970]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  696.164516]  ? __lock_is_held+0xb5/0x140
[  696.168575]  discover_timer+0x50/0x60
[  696.172366]  call_timer_fn+0x272/0x920
[  696.176245]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  696.181078]  ? process_timeout+0x40/0x40
[  696.185136]  ? mark_held_locks+0xc7/0x130
[  696.189283]  ? _raw_spin_unlock_irq+0x27/0x80
[  696.193767]  ? _raw_spin_unlock_irq+0x27/0x80
[  696.198252]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  696.203086]  ? lockdep_hardirqs_on+0x296/0x5b0
[  696.207658]  ? trace_hardirqs_on+0xbd/0x310
[  696.211965]  ? kasan_check_read+0x11/0x20
[  696.216099]  ? __run_timers+0x7da/0xc70
[  696.220077]  ? trace_hardirqs_off_caller+0x310/0x310
[  696.225190]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  696.230031]  __run_timers+0x7e5/0xc70
[  696.233824]  ? timer_fixup_init+0x70/0x70
[  696.237964]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  696.242975]  ? zap_class+0x640/0x640
[  696.246682]  ? print_usage_bug+0xc0/0xc0
[  696.250731]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  696.255911]  ? find_held_lock+0x36/0x1c0
[  696.259961]  ? zap_class+0x640/0x640
[  696.263670]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  696.269197]  ? check_preemption_disabled+0x48/0x280
[  696.274209]  ? __lock_is_held+0xb5/0x140
[  696.278262]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  696.283788]  ? check_preemption_disabled+0x48/0x280
[  696.288799]  run_timer_softirq+0x52/0xb0
[  696.292853]  ? rcu_read_lock_sched_held+0x14f/0x180
[  696.297863]  __do_softirq+0x308/0xb7e
[  696.301657]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  696.306179]  ? lock_downgrade+0x900/0x900
[  696.310322]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  696.315430]  ? pvclock_read_flags+0x160/0x160
[  696.319917]  ? lapic_next_event+0x5a/0x90
[  696.324053]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  696.329583]  ? kvm_clock_read+0x18/0x30
[  696.333561]  ? kvm_sched_clock_read+0x9/0x20
[  696.337972]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  696.343502]  ? check_preemption_disabled+0x48/0x280
[  696.348519]  irq_exit+0x17f/0x1c0
[  696.351965]  smp_apic_timer_interrupt+0x1cb/0x760
[  696.356796]  ? smp_reschedule_interrupt+0x109/0x650
[  696.361800]  ? smp_call_function_single_interrupt+0x650/0x650
[  696.367670]  ? interrupt_entry+0xb5/0xc0
[  696.371735]  ? trace_hardirqs_off_caller+0xbb/0x310
[  696.376739]  ? trace_hardirqs_off_caller+0xbb/0x310
[  696.381743]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  696.386658]  ? trace_hardirqs_on_caller+0x310/0x310
[  696.391660]  ? trace_hardirqs_on_caller+0x310/0x310
[  696.396668]  ? task_prio+0x50/0x50
[  696.400197]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  696.405723]  ? check_preemption_disabled+0x48/0x280
[  696.410735]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  696.415576]  apic_timer_interrupt+0xf/0x20
[  696.419798]  </IRQ>
[  696.422024] RIP: 0010:console_unlock+0x102f/0x1190
[  696.426943] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  696.445847] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  696.453542] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  696.460797] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  696.468052] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  696.475313] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  696.482570] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  696.489835]  ? netconsole_netdev_event+0x280/0x280
[  696.494767]  ? console_unlock+0x1026/0x1190
[  696.499099]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  696.503776]  ? vprintk_emit+0x846/0x990
[  696.507743]  ? lock_release+0xa00/0xa00
[  696.511725]  ? trace_hardirqs_on+0x70/0x310
[  696.516035]  ? vprintk_default+0x28/0x30
[  696.520083]  ? trace_hardirqs_off_caller+0x310/0x310
[  696.525177]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  696.530704]  vprintk_emit+0x391/0x990
[  696.534497]  ? wake_up_klogd+0x180/0x180
[  696.538552]  ? find_held_lock+0x11/0x1c0
[  696.542607]  ? mark_held_locks+0xc7/0x130
[  696.546742]  ? _raw_spin_unlock_irq+0x27/0x80
[  696.551224]  ? _raw_spin_unlock_irq+0x27/0x80
[  696.555713]  vprintk_default+0x28/0x30
[  696.559590]  vprintk_func+0x7e/0x181
[  696.563290]  printk+0xa7/0xcf
[  696.566389]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  696.571141]  ? _raw_spin_unlock_irq+0x60/0x80
[  696.575640]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  696.580909]  dump_header+0x7cc/0xf72
[  696.584624]  ? pagefault_out_of_memory+0x197/0x197
[  696.589547]  ? __lock_acquire+0x62f/0x4c20
[  696.593791]  ? percpu_ref_get_many+0x240/0x240
[  696.598362]  ? print_usage_bug+0xc0/0xc0
[  696.602423]  ? zap_class+0x640/0x640
[  696.606129]  ? print_usage_bug+0xc0/0xc0
[  696.610177]  ? zap_class+0x640/0x640
[  696.613904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  696.619435]  ? find_held_lock+0x36/0x1c0
[  696.623509]  ? mark_held_locks+0xc7/0x130
[  696.627647]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  696.632827]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  696.637921]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  696.642492]  ? trace_hardirqs_on+0xbd/0x310
[  696.646807]  ? kasan_check_read+0x11/0x20
[  696.650949]  ? ___ratelimit+0x3b4/0x672
[  696.654917]  ? trace_hardirqs_off_caller+0x310/0x310
[  696.660010]  ? trace_hardirqs_on+0x310/0x310
[  696.664411]  ? lock_downgrade+0x900/0x900
[  696.668569]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  696.673665]  ? ___ratelimit+0x3b9/0x672
[  696.677629]  ? idr_get_free+0xf70/0xf70
[  696.681591]  ? kasan_check_read+0x11/0x20
[  696.685731]  ? do_raw_spin_unlock+0xa7/0x330
[  696.690138]  oom_kill_process.cold.27+0x10/0x903
[  696.694911]  ? zap_class+0x640/0x640
[  696.698616]  ? _raw_spin_unlock+0x2c/0x50
[  696.702754]  ? oom_badness+0xe6/0xaa0
[  696.706549]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  696.711474]  ? kasan_check_read+0x11/0x20
[  696.715611]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  696.720890]  ? oom_evaluate_task+0x540/0x540
[  696.725292]  ? find_held_lock+0x36/0x1c0
[  696.729352]  ? out_of_memory+0x974/0x1430
[  696.733508]  ? lock_downgrade+0x900/0x900
[  696.737650]  ? check_preemption_disabled+0x48/0x280
[  696.742660]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  696.747579]  ? kasan_check_read+0x11/0x20
[  696.751718]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  696.756983]  ? rcu_softirq_qs+0x20/0x20
[  696.760949]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  696.766485]  ? oom_evaluate_task+0x302/0x540
[  696.770886]  out_of_memory+0xa84/0x1430
[  696.774860]  ? oom_killer_disable+0x3a0/0x3a0
[  696.779345]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  696.784280]  ? __ww_mutex_check_waiters+0x160/0x160
[  696.789299]  __alloc_pages_slowpath+0x2354/0x2e10
[  696.794161]  ? warn_alloc+0x120/0x120
[  696.797950]  ? mark_held_locks+0x130/0x130
[  696.802182]  ? find_get_entry+0xaae/0x1120
[  696.806419]  ? filemap_map_pages+0x1a20/0x1a20
[  696.810991]  ? zap_class+0x640/0x640
[  696.814697]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  696.820229]  ? check_preemption_disabled+0x48/0x280
[  696.825334]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  696.830865]  ? should_fail+0x22d/0xd01
[  696.834742]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  696.839851]  ? zap_class+0x640/0x640
[  696.843571]  ? __lock_is_held+0xb5/0x140
[  696.847634]  ? mark_held_locks+0x130/0x130
[  696.851891]  ? lock_release+0xa00/0xa00
[  696.855854]  ? perf_trace_sched_process_exec+0x860/0x860
[  696.861309]  ? xa_load+0x2ba/0x460
[  696.864845]  ? lock_downgrade+0x900/0x900
[  696.868991]  ? __might_sleep+0x95/0x190
[  696.872959]  __alloc_pages_nodemask+0xa80/0xde0
[  696.877624]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  696.882644]  ? __page_cache_alloc+0x191/0x5c0
[  696.887125]  ? xa_load+0x2e1/0x460
[  696.890656]  ? xa_clear_mark+0x40/0x40
[  696.894538]  ? zap_class+0x640/0x640
[  696.898255]  ? zap_class+0x640/0x640
[  696.901960]  ? zap_class+0x640/0x640
[  696.905665]  ? __do_page_cache_readahead+0x663/0x810
[  696.910766]  ? find_held_lock+0x36/0x1c0
[  696.914823]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  696.920365]  alloc_pages_current+0x173/0x350
[  696.924779]  __page_cache_alloc+0x38c/0x5c0
[  696.929086]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  696.934005]  ? kasan_check_read+0x11/0x20
[  696.938142]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  696.943409]  ? generic_perform_write+0x6a0/0x6a0
[  696.948152]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  696.953677]  ? check_preemption_disabled+0x48/0x280
[  696.958691]  filemap_fault+0x1595/0x25f0
[  696.962761]  ? __lock_page_or_retry+0xa00/0xa00
[  696.967422]  ? mark_held_locks+0x130/0x130
[  696.971650]  ? filemap_map_pages+0xd6b/0x1a20
[  696.976136]  ? lock_downgrade+0x900/0x900
[  696.980277]  ? check_preemption_disabled+0x48/0x280
[  696.985288]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  696.990207]  ? kasan_check_read+0x11/0x20
[  696.994359]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  696.999625]  ? rcu_softirq_qs+0x20/0x20
[  697.003603]  ? filemap_map_pages+0xd92/0x1a20
[  697.008103]  ? find_get_entries_tag+0x1400/0x1400
[  697.012933]  ? debug_object_destroy+0x2b0/0x2b0
[  697.017595]  ? lock_pi_update_atomic+0x150/0x150
[  697.022361]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  697.027900]  ? lock_acquire+0x1ed/0x520
[  697.031881]  ? ext4_filemap_fault+0x7a/0xad
[  697.036200]  ? lock_release+0xa00/0xa00
[  697.040162]  ? perf_trace_sched_process_exec+0x860/0x860
[  697.045604]  ? print_usage_bug+0xc0/0xc0
[  697.049659]  ? print_usage_bug+0xc0/0xc0
[  697.053719]  ? down_read+0x8d/0x120
[  697.057345]  ? ext4_filemap_fault+0x7a/0xad
[  697.061668]  ? __down_interruptible+0x700/0x700
[  697.066344]  ext4_filemap_fault+0x82/0xad
[  697.070569]  __do_fault+0x100/0x6b0
[  697.074195]  ? pmd_devmap_trans_unstable+0x220/0x220
[  697.079300]  ? mark_held_locks+0x130/0x130
[  697.083641]  ? mark_held_locks+0x130/0x130
[  697.087874]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  697.093402]  __handle_mm_fault+0x3ea0/0x5be0
[  697.097870]  ? perf_trace_lock+0x7a0/0x7a0
[  697.102100]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  697.106947]  ? zap_class+0x640/0x640
[  697.110646]  ? zap_class+0x640/0x640
[  697.114354]  ? __x64_sys_futex+0x53e/0x6a0
[  697.118581]  ? find_held_lock+0x36/0x1c0
[  697.122640]  ? handle_mm_fault+0x42a/0xc70
[  697.126863]  ? lock_downgrade+0x900/0x900
[  697.131013]  ? check_preemption_disabled+0x48/0x280
[  697.136027]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  697.140966]  ? kasan_check_read+0x11/0x20
[  697.145105]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  697.150372]  ? rcu_softirq_qs+0x20/0x20
[  697.154336]  ? trace_hardirqs_off_caller+0x310/0x310
[  697.159429]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  697.164950]  ? check_preemption_disabled+0x48/0x280
[  697.169966]  handle_mm_fault+0x54f/0xc70
[  697.174024]  ? __handle_mm_fault+0x5be0/0x5be0
[  697.178607]  ? find_vma+0x34/0x190
[  697.182141]  __do_page_fault+0x5e8/0xe60
[  697.186192]  ? trace_hardirqs_off+0xb8/0x310
[  697.190590]  ? retint_kernel+0x2d/0x2d
[  697.194475]  do_page_fault+0xf2/0x7e0
[  697.198266]  ? vmalloc_sync_all+0x30/0x30
[  697.202409]  ? error_entry+0x70/0xd0
[  697.206115]  ? trace_hardirqs_off_caller+0xbb/0x310
[  697.211122]  ? trace_hardirqs_on_caller+0xc0/0x310
[  697.216042]  ? syscall_return_slowpath+0x5e0/0x5e0
[  697.220963]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  697.225797]  ? trace_hardirqs_on_caller+0x310/0x310
[  697.230801]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  697.236246]  ? prepare_exit_to_usermode+0x291/0x3b0
[  697.241251]  ? page_fault+0x8/0x30
[  697.244785]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  697.249616]  ? page_fault+0x8/0x30
[  697.253146]  page_fault+0x1e/0x30
[  697.256603] RIP: 0033:0x45ddf3
[  697.259800] Code: Bad RIP value.
[  697.263153] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  697.268498] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  697.275755] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  697.283030] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  697.290288] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  697.297551] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  697.304827] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  697.304831] warn_alloc_show_mem: 1 callbacks suppressed
[  697.304836] Mem-Info:
[  697.311664] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  697.317021] active_anon:48059 inactive_anon:331 isolated_anon:0
[  697.317021]  active_file:11 inactive_file:12 isolated_file:0
[  697.317021]  unevictable:0 dirty:0 writeback:0 unstable:0
[  697.317021]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  697.317021]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  697.317021]  free:13684 free_pcp:349 free_cma:0
[  697.319388] Call Trace:
[  697.328753] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  697.361590]  dump_stack+0x244/0x39d
[  697.364141] 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
[  697.391793]  ? dump_stack_print_info.cold.1+0x20/0x20
[  697.395388] lowmem_reserve[]: 0 2818 6321 6321
[  697.421485]  warn_alloc.cold.116+0xb7/0x1bd
[  697.426633] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  697.431200]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  697.435488] lowmem_reserve[]: 0 0 3503 3503
[  697.462966]  ? lock_downgrade+0x900/0x900
[  697.467848] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  697.472173]  ? trace_hardirqs_off+0xb8/0x310
[  697.476308] lowmem_reserve[]: 0 0 0 0
[  697.505349]  ? trace_hardirqs_off+0xb8/0x310
[  697.509717] 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
[  697.513514]  __alloc_pages_slowpath+0x26e8/0x2e10
[  697.517884] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  697.531415]  ? warn_alloc+0x120/0x120
[  697.536203] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  697.551355]  ? print_usage_bug+0xc0/0xc0
[  697.555122] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  697.569400]  ? warn_alloc+0x120/0x120
[  697.573447] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  697.582265]  ? warn_alloc+0x120/0x120
[  697.586039] 403 total pagecache pages
[  697.594586]  ? print_usage_bug+0xc0/0xc0
[  697.598358] 0 pages in swap cache
[  697.602136]  ? print_usage_bug+0xc0/0xc0
[  697.606183] Swap cache stats: add 0, delete 0, find 0/0
[  697.609625]  ? __lock_acquire+0x62f/0x4c20
[  697.613652] Free swap  = 0kB
[  697.618999]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  697.623194] Total swap = 0kB
[  697.626192]  ? should_fail+0x22d/0xd01
[  697.631701] 1965979 pages RAM
[  697.634699]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  697.638551] 0 pages HighMem/MovableOnly
[  697.641634]  ? __lock_acquire+0x62f/0x4c20
[  697.646703] 342853 pages reserved
[  697.650657]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  697.654852] 0 pages cma reserved
[  697.658288]  ? __lock_acquire+0x62f/0x4c20
[  697.663404] aoe: skb alloc failure
[  697.666696]  ? should_fail+0x22d/0xd01
[  697.666709]  ? find_held_lock+0x36/0x1c0
[  697.670934] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  697.674435]  ? mark_held_locks+0x130/0x130
[  697.678499] syz-fuzzer cpuset=/ mems_allowed=0
[  697.682558]  ? mark_held_locks+0x130/0x130
[  697.705745]  ? zap_class+0x640/0x640
[  697.709447]  ? zap_class+0x640/0x640
[  697.713149]  ? print_usage_bug+0xc0/0xc0
[  697.717195]  ? do_raw_spin_unlock+0xa7/0x330
[  697.721600]  ? zap_class+0x640/0x640
[  697.725299]  ? print_usage_bug+0xc0/0xc0
[  697.729349]  ? wq_watchdog_touch+0x9c/0xfe
[  697.733571]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  697.739097]  ? check_preemption_disabled+0x48/0x280
[  697.744113]  ? __lock_is_held+0xb5/0x140
[  697.748174]  __alloc_pages_nodemask+0xa80/0xde0
[  697.752835]  ? zap_class+0x640/0x640
[  697.756548]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  697.761563]  ? find_held_lock+0x36/0x1c0
[  697.765619]  ? ____cache_alloc_node+0x1c7/0x1e0
[  697.770279]  ? lock_downgrade+0x900/0x900
[  697.774418]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  697.779942]  cache_grow_begin+0xa5/0x8c0
[  697.784001]  ? do_raw_spin_unlock+0xa7/0x330
[  697.788415]  fallback_alloc+0x204/0x2e0
[  697.792378]  ____cache_alloc_node+0x1c7/0x1e0
[  697.796862]  kmem_cache_alloc_node+0xe3/0x730
[  697.801345]  ? ipv6_get_ifaddr+0x42e/0x620
[  697.805578]  __alloc_skb+0x119/0x770
[  697.809280]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  697.814561]  ? netdev_alloc_frag+0x1f0/0x1f0
[  697.818961]  ? lock_downgrade+0x900/0x900
[  697.823102]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  697.828623]  ? refcount_sub_and_test_checked+0x203/0x310
[  697.834062]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  697.839499]  ? addrconf_rs_timer+0x690/0x690
[  697.843902]  ndisc_alloc_skb+0x144/0x340
[  697.848086]  ndisc_send_rs+0x331/0x6e0
[  697.851962]  addrconf_rs_timer+0x314/0x690
[  697.856184]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  697.860414]  call_timer_fn+0x272/0x920
[  697.864287]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  697.868511]  ? process_timeout+0x40/0x40
[  697.872562]  ? __run_timers+0x7da/0xc70
[  697.876527]  ? _raw_spin_unlock_irq+0x27/0x80
[  697.881007]  ? _raw_spin_unlock_irq+0x27/0x80
[  697.885491]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  697.889714]  ? lockdep_hardirqs_on+0x296/0x5b0
[  697.894285]  ? trace_hardirqs_on+0xbd/0x310
[  697.898594]  ? kasan_check_read+0x11/0x20
[  697.902723]  ? __run_timers+0x7da/0xc70
[  697.906698]  ? trace_hardirqs_off_caller+0x310/0x310
[  697.911795]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  697.916011]  __run_timers+0x7e5/0xc70
[  697.919804]  ? timer_fixup_init+0x70/0x70
[  697.923940]  ? _raw_spin_unlock_irq+0x27/0x80
[  697.928418]  ? _raw_spin_unlock_irq+0x27/0x80
[  697.932902]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  697.937470]  ? trace_hardirqs_on+0xbd/0x310
[  697.941779]  ? kasan_check_read+0x11/0x20
[  697.945910]  ? finish_task_switch+0x1f4/0x910
[  697.950390]  ? trace_hardirqs_off_caller+0x310/0x310
[  697.955480]  ? compat_start_thread+0x80/0x80
[  697.959890]  ? pvclock_read_flags+0x160/0x160
[  697.964370]  ? __switch_to_asm+0x34/0x70
[  697.968419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  697.973945]  ? check_preemption_disabled+0x48/0x280
[  697.978954]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  697.984489]  ? rcu_pm_notify+0xc0/0xc0
[  697.988366]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  697.993903]  ? check_preemption_disabled+0x48/0x280
[  697.998910]  run_timer_softirq+0x52/0xb0
[  698.002957]  ? rcu_read_lock_sched_held+0x14f/0x180
[  698.007961]  __do_softirq+0x308/0xb7e
[  698.011758]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  698.016851]  ? schedule+0x108/0x460
[  698.020474]  ? trace_hardirqs_off+0xb8/0x310
[  698.024878]  ? smpboot_thread_fn+0x68b/0xa00
[  698.029275]  ? trace_hardirqs_on+0x310/0x310
[  698.033669]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  698.039193]  ? check_preemption_disabled+0x48/0x280
[  698.044197]  ? takeover_tasklets+0xa90/0xa90
[  698.048590]  run_ksoftirqd+0x5e/0x100
[  698.052374]  smpboot_thread_fn+0x68b/0xa00
[  698.056606]  ? sort_range+0x30/0x30
[  698.060219]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  698.065316]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  698.070840]  ? __kthread_parkme+0xfb/0x1a0
[  698.075061]  ? sort_range+0x30/0x30
[  698.078677]  kthread+0x35a/0x440
[  698.082028]  ? kthread_stop+0x900/0x900
[  698.085993]  ret_from_fork+0x3a/0x50
[  698.089711] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  698.089777] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  698.096715] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  698.096719] Call Trace:
[  698.096725]  <IRQ>
[  698.096738]  dump_stack+0x244/0x39d
[  698.096754]  ? dump_stack_print_info.cold.1+0x20/0x20
[  698.103300] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  698.112560]  warn_alloc.cold.116+0xb7/0x1bd
[  698.115105] ksoftirqd/0 cpuset=/ mems_allowed=0
[  698.117252]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  698.150073]  ? lock_downgrade+0x900/0x900
[  698.154230]  ? trace_hardirqs_off+0xb8/0x310
[  698.158634]  ? trace_hardirqs_off+0xb8/0x310
[  698.163038]  __alloc_pages_slowpath+0x26e8/0x2e10
[  698.167886]  ? warn_alloc+0x120/0x120
[  698.171674]  ? warn_alloc+0x120/0x120
[  698.175466]  ? __lock_acquire+0x62f/0x4c20
[  698.179702]  ? warn_alloc+0x120/0x120
[  698.183488]  ? print_usage_bug+0xc0/0xc0
[  698.187534]  ? print_usage_bug+0xc0/0xc0
[  698.191582]  ? mark_held_locks+0x130/0x130
[  698.195808]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  698.201336]  ? should_fail+0x22d/0xd01
[  698.205209]  ? zap_class+0x640/0x640
[  698.208915]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  698.214010]  ? __lock_acquire+0x62f/0x4c20
[  698.218244]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  698.223356]  ? should_fail+0x22d/0xd01
[  698.227248]  ? mark_held_locks+0x130/0x130
[  698.231474]  ? mark_held_locks+0x130/0x130
[  698.235702]  ? lock_downgrade+0x900/0x900
[  698.239847]  ? zap_class+0x640/0x640
[  698.243554]  ? zap_class+0x640/0x640
[  698.247273]  ? zap_class+0x640/0x640
[  698.250980]  ? do_raw_spin_unlock+0xa7/0x330
[  698.255383]  ? trace_hardirqs_on+0x310/0x310
[  698.259785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  698.265310]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  698.270834]  ? check_preemption_disabled+0x48/0x280
[  698.275844]  ? __lock_is_held+0xb5/0x140
[  698.279901]  __alloc_pages_nodemask+0xa80/0xde0
[  698.284560]  ? zap_class+0x640/0x640
[  698.288267]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  698.293300]  ? find_held_lock+0x36/0x1c0
[  698.297363]  ? ____cache_alloc_node+0x1c7/0x1e0
[  698.302024]  ? lock_downgrade+0x900/0x900
[  698.306167]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  698.311693]  cache_grow_begin+0xa5/0x8c0
[  698.315739]  ? do_raw_spin_unlock+0xa7/0x330
[  698.320140]  fallback_alloc+0x204/0x2e0
[  698.324108]  ____cache_alloc_node+0x1c7/0x1e0
[  698.328600]  kmem_cache_alloc_node+0xe3/0x730
[  698.333092]  ? lockdep_hardirqs_on+0x296/0x5b0
[  698.337668]  __alloc_skb+0x119/0x770
[  698.341366]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  698.346719]  ? netdev_alloc_frag+0x1f0/0x1f0
[  698.351116]  ? vprintk_default+0x28/0x30
[  698.355163]  ? vprintk_func+0x85/0x181
[  698.359040]  ? printk+0xa7/0xcf
[  698.362307]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  698.367057]  new_skb+0x26/0x1c0
[  698.370326]  aoecmd_cfg+0x279/0x7f0
[  698.373937]  ? find_held_lock+0x36/0x1c0
[  698.377991]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  698.382310]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  698.387842]  ? __lock_is_held+0xb5/0x140
[  698.391900]  discover_timer+0x50/0x60
[  698.395688]  call_timer_fn+0x272/0x920
[  698.399562]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  698.404392]  ? process_timeout+0x40/0x40
[  698.408451]  ? mark_held_locks+0xc7/0x130
[  698.412591]  ? _raw_spin_unlock_irq+0x27/0x80
[  698.417074]  ? _raw_spin_unlock_irq+0x27/0x80
[  698.421553]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  698.426392]  ? lockdep_hardirqs_on+0x296/0x5b0
[  698.430966]  ? trace_hardirqs_on+0xbd/0x310
[  698.435275]  ? kasan_check_read+0x11/0x20
[  698.439413]  ? __run_timers+0x7da/0xc70
[  698.443376]  ? trace_hardirqs_off_caller+0x310/0x310
[  698.448476]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  698.453305]  __run_timers+0x7e5/0xc70
[  698.457105]  ? timer_fixup_init+0x70/0x70
[  698.461244]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  698.466249]  ? zap_class+0x640/0x640
[  698.469957]  ? print_usage_bug+0xc0/0xc0
[  698.474009]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  698.479188]  ? find_held_lock+0x36/0x1c0
[  698.483261]  ? zap_class+0x640/0x640
[  698.486970]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  698.492491]  ? check_preemption_disabled+0x48/0x280
[  698.497512]  ? __lock_is_held+0xb5/0x140
[  698.501560]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  698.507081]  ? check_preemption_disabled+0x48/0x280
[  698.512092]  run_timer_softirq+0x52/0xb0
[  698.516141]  ? rcu_read_lock_sched_held+0x14f/0x180
[  698.521142]  __do_softirq+0x308/0xb7e
[  698.524932]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  698.529418]  ? lock_downgrade+0x900/0x900
[  698.533555]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  698.538649]  ? pvclock_read_flags+0x160/0x160
[  698.543147]  ? lapic_next_event+0x5a/0x90
[  698.547293]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  698.552834]  ? kvm_clock_read+0x18/0x30
[  698.556804]  ? kvm_sched_clock_read+0x9/0x20
[  698.561205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  698.566729]  ? check_preemption_disabled+0x48/0x280
[  698.571739]  irq_exit+0x17f/0x1c0
[  698.575179]  smp_apic_timer_interrupt+0x1cb/0x760
[  698.580010]  ? smp_reschedule_interrupt+0x109/0x650
[  698.585011]  ? smp_call_function_single_interrupt+0x650/0x650
[  698.590879]  ? interrupt_entry+0xb5/0xc0
[  698.594930]  ? trace_hardirqs_off_caller+0xbb/0x310
[  698.599935]  ? trace_hardirqs_off_caller+0xbb/0x310
[  698.604950]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  698.609781]  ? trace_hardirqs_on_caller+0x310/0x310
[  698.614785]  ? trace_hardirqs_on_caller+0x310/0x310
[  698.619785]  ? task_prio+0x50/0x50
[  698.623400]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  698.628924]  ? check_preemption_disabled+0x48/0x280
[  698.633934]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  698.638776]  apic_timer_interrupt+0xf/0x20
[  698.642994]  </IRQ>
[  698.645222] RIP: 0010:console_unlock+0x102f/0x1190
[  698.650162] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  698.669053] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  698.676748] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  698.684004] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  698.691261] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  698.698512] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  698.705765] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  698.713042]  ? netconsole_netdev_event+0x280/0x280
[  698.717965]  ? console_unlock+0x1026/0x1190
[  698.722290]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  698.726950]  ? vprintk_emit+0x846/0x990
[  698.730911]  ? lock_release+0xa00/0xa00
[  698.734881]  ? trace_hardirqs_on+0x70/0x310
[  698.739197]  ? vprintk_default+0x28/0x30
[  698.743261]  ? trace_hardirqs_off_caller+0x310/0x310
[  698.748352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  698.753879]  vprintk_emit+0x391/0x990
[  698.757674]  ? wake_up_klogd+0x180/0x180
[  698.761731]  ? find_held_lock+0x11/0x1c0
[  698.765787]  ? mark_held_locks+0xc7/0x130
[  698.769923]  ? _raw_spin_unlock_irq+0x27/0x80
[  698.774404]  ? _raw_spin_unlock_irq+0x27/0x80
[  698.778885]  vprintk_default+0x28/0x30
[  698.782756]  vprintk_func+0x7e/0x181
[  698.786461]  printk+0xa7/0xcf
[  698.789558]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  698.794306]  ? _raw_spin_unlock_irq+0x60/0x80
[  698.798800]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  698.804069]  dump_header+0x7cc/0xf72
[  698.807782]  ? pagefault_out_of_memory+0x197/0x197
[  698.812704]  ? __lock_acquire+0x62f/0x4c20
[  698.816932]  ? percpu_ref_get_many+0x240/0x240
[  698.821523]  ? print_usage_bug+0xc0/0xc0
[  698.825593]  ? zap_class+0x640/0x640
[  698.829302]  ? print_usage_bug+0xc0/0xc0
[  698.833364]  ? zap_class+0x640/0x640
[  698.837069]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  698.842609]  ? find_held_lock+0x36/0x1c0
[  698.846663]  ? mark_held_locks+0xc7/0x130
[  698.850796]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  698.855886]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  698.860972]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  698.865540]  ? trace_hardirqs_on+0xbd/0x310
[  698.869850]  ? kasan_check_read+0x11/0x20
[  698.874000]  ? ___ratelimit+0x3b4/0x672
[  698.877966]  ? trace_hardirqs_off_caller+0x310/0x310
[  698.883058]  ? trace_hardirqs_on+0x310/0x310
[  698.887458]  ? lock_downgrade+0x900/0x900
[  698.891595]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  698.896685]  ? ___ratelimit+0x3b9/0x672
[  698.900653]  ? idr_get_free+0xf70/0xf70
[  698.904635]  ? kasan_check_read+0x11/0x20
[  698.908787]  ? do_raw_spin_unlock+0xa7/0x330
[  698.913196]  oom_kill_process.cold.27+0x10/0x903
[  698.917949]  ? zap_class+0x640/0x640
[  698.921660]  ? _raw_spin_unlock+0x2c/0x50
[  698.925798]  ? oom_badness+0xe6/0xaa0
[  698.929588]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  698.934510]  ? kasan_check_read+0x11/0x20
[  698.938649]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  698.943925]  ? oom_evaluate_task+0x540/0x540
[  698.948331]  ? find_held_lock+0x36/0x1c0
[  698.952390]  ? out_of_memory+0x974/0x1430
[  698.956527]  ? lock_downgrade+0x900/0x900
[  698.960665]  ? check_preemption_disabled+0x48/0x280
[  698.965670]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  698.970587]  ? kasan_check_read+0x11/0x20
[  698.974719]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  698.979983]  ? rcu_softirq_qs+0x20/0x20
[  698.983950]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  698.989474]  ? oom_evaluate_task+0x302/0x540
[  698.993871]  out_of_memory+0xa84/0x1430
[  698.997837]  ? oom_killer_disable+0x3a0/0x3a0
[  699.002321]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  699.007241]  ? __ww_mutex_check_waiters+0x160/0x160
[  699.012267]  __alloc_pages_slowpath+0x2354/0x2e10
[  699.017127]  ? warn_alloc+0x120/0x120
[  699.020926]  ? mark_held_locks+0x130/0x130
[  699.025159]  ? find_get_entry+0xaae/0x1120
[  699.029392]  ? filemap_map_pages+0x1a20/0x1a20
[  699.033964]  ? zap_class+0x640/0x640
[  699.037674]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  699.043201]  ? check_preemption_disabled+0x48/0x280
[  699.048216]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  699.053741]  ? should_fail+0x22d/0xd01
[  699.057617]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  699.062708]  ? zap_class+0x640/0x640
[  699.066427]  ? __lock_is_held+0xb5/0x140
[  699.070484]  ? mark_held_locks+0x130/0x130
[  699.074708]  ? lock_release+0xa00/0xa00
[  699.078689]  ? perf_trace_sched_process_exec+0x860/0x860
[  699.084125]  ? xa_load+0x2ba/0x460
[  699.087662]  ? lock_downgrade+0x900/0x900
[  699.091806]  ? __might_sleep+0x95/0x190
[  699.095772]  __alloc_pages_nodemask+0xa80/0xde0
[  699.100436]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  699.105441]  ? __page_cache_alloc+0x191/0x5c0
[  699.109921]  ? xa_load+0x2e1/0x460
[  699.113452]  ? xa_clear_mark+0x40/0x40
[  699.117335]  ? zap_class+0x640/0x640
[  699.121042]  ? zap_class+0x640/0x640
[  699.124739]  ? zap_class+0x640/0x640
[  699.128444]  ? __do_page_cache_readahead+0x663/0x810
[  699.133542]  ? find_held_lock+0x36/0x1c0
[  699.137593]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  699.143120]  alloc_pages_current+0x173/0x350
[  699.147524]  __page_cache_alloc+0x38c/0x5c0
[  699.151831]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  699.156756]  ? kasan_check_read+0x11/0x20
[  699.160896]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  699.166164]  ? generic_perform_write+0x6a0/0x6a0
[  699.170919]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  699.176448]  ? check_preemption_disabled+0x48/0x280
[  699.181458]  filemap_fault+0x1595/0x25f0
[  699.185517]  ? __lock_page_or_retry+0xa00/0xa00
[  699.190181]  ? mark_held_locks+0x130/0x130
[  699.194412]  ? filemap_map_pages+0xd6b/0x1a20
[  699.198910]  ? lock_downgrade+0x900/0x900
[  699.203074]  ? check_preemption_disabled+0x48/0x280
[  699.208094]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  699.213010]  ? kasan_check_read+0x11/0x20
[  699.217155]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  699.222424]  ? rcu_softirq_qs+0x20/0x20
[  699.226396]  ? filemap_map_pages+0xd92/0x1a20
[  699.230978]  ? find_get_entries_tag+0x1400/0x1400
[  699.235816]  ? debug_object_destroy+0x2b0/0x2b0
[  699.240506]  ? lock_pi_update_atomic+0x150/0x150
[  699.245252]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  699.250796]  ? lock_acquire+0x1ed/0x520
[  699.254757]  ? ext4_filemap_fault+0x7a/0xad
[  699.259089]  ? lock_release+0xa00/0xa00
[  699.263049]  ? perf_trace_sched_process_exec+0x860/0x860
[  699.268487]  ? print_usage_bug+0xc0/0xc0
[  699.272538]  ? print_usage_bug+0xc0/0xc0
[  699.276598]  ? down_read+0x8d/0x120
[  699.280225]  ? ext4_filemap_fault+0x7a/0xad
[  699.284540]  ? __down_interruptible+0x700/0x700
[  699.289225]  ext4_filemap_fault+0x82/0xad
[  699.293358]  __do_fault+0x100/0x6b0
[  699.296979]  ? pmd_devmap_trans_unstable+0x220/0x220
[  699.302069]  ? mark_held_locks+0x130/0x130
[  699.306295]  ? mark_held_locks+0x130/0x130
[  699.310526]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  699.316057]  __handle_mm_fault+0x3ea0/0x5be0
[  699.320453]  ? perf_trace_lock+0x7a0/0x7a0
[  699.324703]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  699.329551]  ? zap_class+0x640/0x640
[  699.333254]  ? zap_class+0x640/0x640
[  699.336952]  ? __x64_sys_futex+0x53e/0x6a0
[  699.341179]  ? find_held_lock+0x36/0x1c0
[  699.345238]  ? handle_mm_fault+0x42a/0xc70
[  699.349459]  ? lock_downgrade+0x900/0x900
[  699.353606]  ? check_preemption_disabled+0x48/0x280
[  699.358623]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  699.363540]  ? kasan_check_read+0x11/0x20
[  699.367674]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  699.372936]  ? rcu_softirq_qs+0x20/0x20
[  699.376897]  ? trace_hardirqs_off_caller+0x310/0x310
[  699.381991]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  699.387521]  ? check_preemption_disabled+0x48/0x280
[  699.392530]  handle_mm_fault+0x54f/0xc70
[  699.396583]  ? __handle_mm_fault+0x5be0/0x5be0
[  699.401157]  ? find_vma+0x34/0x190
[  699.404690]  __do_page_fault+0x5e8/0xe60
[  699.408753]  ? trace_hardirqs_off+0xb8/0x310
[  699.413145]  ? retint_kernel+0x2d/0x2d
[  699.417029]  do_page_fault+0xf2/0x7e0
[  699.420815]  ? vmalloc_sync_all+0x30/0x30
[  699.424952]  ? error_entry+0x70/0xd0
[  699.428655]  ? trace_hardirqs_off_caller+0xbb/0x310
[  699.433656]  ? trace_hardirqs_on_caller+0xc0/0x310
[  699.438574]  ? syscall_return_slowpath+0x5e0/0x5e0
[  699.443489]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  699.448319]  ? trace_hardirqs_on_caller+0x310/0x310
[  699.453322]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  699.458759]  ? prepare_exit_to_usermode+0x291/0x3b0
[  699.463760]  ? page_fault+0x8/0x30
[  699.467286]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  699.472119]  ? page_fault+0x8/0x30
[  699.475651]  page_fault+0x1e/0x30
[  699.479090] RIP: 0033:0x45ddf3
[  699.482285] Code: Bad RIP value.
[  699.485635] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  699.490982] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  699.498251] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  699.505505] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  699.512756] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  699.520028] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  699.527300] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  699.527303] warn_alloc_show_mem: 1 callbacks suppressed
[  699.527309] Mem-Info:
[  699.534130] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  699.539501] active_anon:48059 inactive_anon:331 isolated_anon:0
[  699.539501]  active_file:11 inactive_file:12 isolated_file:0
[  699.539501]  unevictable:0 dirty:0 writeback:0 unstable:0
[  699.539501]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  699.539501]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  699.539501]  free:13684 free_pcp:349 free_cma:0
[  699.541868] Call Trace:
[  699.551227] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  699.584065]  dump_stack+0x244/0x39d
[  699.586615] 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
[  699.614395]  ? dump_stack_print_info.cold.1+0x20/0x20
[  699.617986] lowmem_reserve[]: 0 2818 6321 6321
[  699.644426]  warn_alloc.cold.116+0xb7/0x1bd
[  699.649576] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  699.654137]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  699.658421] lowmem_reserve[]: 0 0 3503 3503
[  699.686178]  ? lock_downgrade+0x900/0x900
[  699.690990] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  699.695294]  ? trace_hardirqs_off+0xb8/0x310
[  699.699403] lowmem_reserve[]: 0 0 0 0
[  699.728446]  ? trace_hardirqs_off+0xb8/0x310
[  699.732839] 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
[  699.736632]  __alloc_pages_slowpath+0x26e8/0x2e10
[  699.740998] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  699.754518]  ? warn_alloc+0x120/0x120
[  699.759307] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  699.774466]  ? print_usage_bug+0xc0/0xc0
[  699.778240] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  699.792518]  ? warn_alloc+0x120/0x120
[  699.796547] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  699.805359]  ? warn_alloc+0x120/0x120
[  699.809127] 403 total pagecache pages
[  699.817680]  ? print_usage_bug+0xc0/0xc0
[  699.821454] 0 pages in swap cache
[  699.825225]  ? print_usage_bug+0xc0/0xc0
[  699.829254] Swap cache stats: add 0, delete 0, find 0/0
[  699.832680]  ? __lock_acquire+0x62f/0x4c20
[  699.836706] Free swap  = 0kB
[  699.842048]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  699.846724] Total swap = 0kB
[  699.846731] 1965979 pages RAM
[  699.849756]  ? should_fail+0x22d/0xd01
[  699.855252] 0 pages HighMem/MovableOnly
[  699.855258] 342853 pages reserved
[  699.858256]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  699.861343] 0 pages cma reserved
[  699.865212]  ? __lock_acquire+0x62f/0x4c20
[  699.869203] aoe: skb alloc failure
[  699.872582]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  699.872592]  ? __lock_acquire+0x62f/0x4c20
[  699.872605]  ? should_fail+0x22d/0xd01
[  699.877698] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  699.881017]  ? find_held_lock+0x36/0x1c0
[  699.885220] syz-fuzzer cpuset=/ mems_allowed=0
[  699.888741]  ? mark_held_locks+0x130/0x130
[  699.925159]  ? mark_held_locks+0x130/0x130
[  699.929375]  ? zap_class+0x640/0x640
[  699.933082]  ? mark_held_locks+0xc7/0x130
[  699.937215]  ? do_raw_spin_unlock+0xa7/0x330
[  699.941609]  ? zap_class+0x640/0x640
[  699.945309]  ? print_usage_bug+0xc0/0xc0
[  699.949369]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  699.954891]  ? check_preemption_disabled+0x48/0x280
[  699.959902]  ? __lock_is_held+0xb5/0x140
[  699.963956]  __alloc_pages_nodemask+0xa80/0xde0
[  699.968612]  ? zap_class+0x640/0x640
[  699.972321]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  699.977338]  ? find_held_lock+0x36/0x1c0
[  699.981390]  ? ____cache_alloc_node+0x1c7/0x1e0
[  699.986050]  ? lock_downgrade+0x900/0x900
[  699.990196]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  699.995724]  cache_grow_begin+0xa5/0x8c0
[  699.999773]  ? do_raw_spin_unlock+0xa7/0x330
[  700.004189]  fallback_alloc+0x204/0x2e0
[  700.008156]  ____cache_alloc_node+0x1c7/0x1e0
[  700.012660]  kmem_cache_alloc_node+0xe3/0x730
[  700.017144]  ? ipv6_get_ifaddr+0x42e/0x620
[  700.021375]  __alloc_skb+0x119/0x770
[  700.025078]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  700.030367]  ? netdev_alloc_frag+0x1f0/0x1f0
[  700.034764]  ? lock_downgrade+0x900/0x900
[  700.038908]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  700.044429]  ? refcount_sub_and_test_checked+0x203/0x310
[  700.049865]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  700.055302]  ? addrconf_rs_timer+0x690/0x690
[  700.059706]  ndisc_alloc_skb+0x144/0x340
[  700.063752]  ndisc_send_rs+0x331/0x6e0
[  700.067631]  addrconf_rs_timer+0x314/0x690
[  700.071857]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  700.076090]  call_timer_fn+0x272/0x920
[  700.079962]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  700.084183]  ? process_timeout+0x40/0x40
[  700.088234]  ? __run_timers+0x7da/0xc70
[  700.092195]  ? _raw_spin_unlock_irq+0x27/0x80
[  700.096673]  ? _raw_spin_unlock_irq+0x27/0x80
[  700.101153]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  700.105374]  ? lockdep_hardirqs_on+0x296/0x5b0
[  700.109941]  ? trace_hardirqs_on+0xbd/0x310
[  700.114246]  ? kasan_check_read+0x11/0x20
[  700.118377]  ? __run_timers+0x7da/0xc70
[  700.122340]  ? trace_hardirqs_off_caller+0x310/0x310
[  700.127432]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  700.131659]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  700.135880]  __run_timers+0x7e5/0xc70
[  700.139679]  ? timer_fixup_init+0x70/0x70
[  700.143812]  ? _raw_spin_unlock_irq+0x27/0x80
[  700.148290]  ? _raw_spin_unlock_irq+0x27/0x80
[  700.152773]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  700.157339]  ? trace_hardirqs_on+0xbd/0x310
[  700.161645]  ? kasan_check_read+0x11/0x20
[  700.165782]  ? finish_task_switch+0x1f4/0x910
[  700.170269]  ? trace_hardirqs_off_caller+0x310/0x310
[  700.175363]  ? compat_start_thread+0x80/0x80
[  700.179777]  ? pvclock_read_flags+0x160/0x160
[  700.184263]  ? __switch_to_asm+0x34/0x70
[  700.188312]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  700.193834]  ? check_preemption_disabled+0x48/0x280
[  700.198856]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  700.204376]  ? rcu_pm_notify+0xc0/0xc0
[  700.208251]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  700.213784]  ? check_preemption_disabled+0x48/0x280
[  700.218804]  run_timer_softirq+0x52/0xb0
[  700.222866]  ? rcu_read_lock_sched_held+0x14f/0x180
[  700.227868]  __do_softirq+0x308/0xb7e
[  700.231663]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  700.236759]  ? schedule+0x108/0x460
[  700.240382]  ? trace_hardirqs_off+0xb8/0x310
[  700.244775]  ? smpboot_thread_fn+0x68b/0xa00
[  700.249173]  ? trace_hardirqs_on+0x310/0x310
[  700.253568]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  700.259091]  ? check_preemption_disabled+0x48/0x280
[  700.264095]  ? takeover_tasklets+0xa90/0xa90
[  700.268488]  run_ksoftirqd+0x5e/0x100
[  700.272275]  smpboot_thread_fn+0x68b/0xa00
[  700.276502]  ? sort_range+0x30/0x30
[  700.280117]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  700.285208]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  700.290740]  ? __kthread_parkme+0xfb/0x1a0
[  700.294965]  ? sort_range+0x30/0x30
[  700.298575]  kthread+0x35a/0x440
[  700.301928]  ? kthread_stop+0x900/0x900
[  700.305892]  ret_from_fork+0x3a/0x50
[  700.309605] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  700.309633] rcu: INFO: rcu_preempt self-detected stall on CPU
[  700.316599] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  700.316605] Call Trace:
[  700.322690] rcu: 	0-...!: (112 ticks this GP) idle=eb2/1/0x4000000000000002 softirq=27646/27646 fqs=0 
[  700.331786]  <IRQ>
[  700.331801]  dump_stack+0x244/0x39d
[  700.331816]  ? dump_stack_print_info.cold.1+0x20/0x20
[  700.331837]  warn_alloc.cold.116+0xb7/0x1bd
[  700.331851]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  700.331865]  ? lock_downgrade+0x900/0x900
[  700.331884]  ? trace_hardirqs_off+0xb8/0x310
[  700.331900]  ? trace_hardirqs_off+0xb8/0x310
[  700.334564] rcu: 	 (t=10660 jiffies g=35821 q=11)
[  700.343992]  __alloc_pages_slowpath+0x26e8/0x2e10
[  700.346112] rcu: rcu_preempt kthread starved for 10660 jiffies! g35821 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
[  700.349729]  ? warn_alloc+0x120/0x120
[  700.354870] rcu: RCU grace-period kthread stack dump:
[  700.359175]  ? warn_alloc+0x120/0x120
[  700.363982] rcu_preempt     R  running task    22568    10      2 0x80000000
[  700.368110]  ? __lock_acquire+0x62f/0x4c20
[  700.372482] Call Trace:
[  700.376870]  ? warn_alloc+0x120/0x120
[  700.381688]  __schedule+0x8cf/0x21d0
[  700.386503]  ? print_usage_bug+0xc0/0xc0
[  700.396965]  ? __sched_text_start+0x8/0x8
[  700.400741]  ? print_usage_bug+0xc0/0xc0
[  700.405911]  ? add_timer_on+0xa20/0xa20
[  700.409695]  ? mark_held_locks+0x130/0x130
[  700.416951]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  700.421160]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  700.423809]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  700.427586]  ? should_fail+0x22d/0xd01
[  700.431279]  ? trace_hardirqs_on+0xbd/0x310
[  700.435307]  ? zap_class+0x640/0x640
[  700.439429]  ? kasan_check_read+0x11/0x20
[  700.443461]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  700.447410]  ? prepare_to_swait_event+0x25a/0x800
[  700.451617]  ? __lock_acquire+0x62f/0x4c20
[  700.456697]  ? trace_hardirqs_off_caller+0x310/0x310
[  700.462210]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  700.467292]  schedule+0xfe/0x460
[  700.471149]  ? should_fail+0x22d/0xd01
[  700.475444]  ? __schedule+0x21d0/0x21d0
[  700.479157]  ? mark_held_locks+0x130/0x130
[  700.483293]  ? prepare_to_swait_event+0x25a/0x800
[  700.488373]  ? mark_held_locks+0x130/0x130
[  700.493194]  ? __init_swait_queue_head+0x150/0x150
[  700.497402]  ? lock_downgrade+0x900/0x900
[  700.502480]  ? __lockdep_init_map+0x105/0x590
[  700.507570]  ? zap_class+0x640/0x640
[  700.510915]  ? lockdep_init_map+0x9/0x10
[  700.514776]  ? zap_class+0x640/0x640
[  700.518725]  schedule_timeout+0x140/0x260
[  700.522931]  ? zap_class+0x640/0x640
[  700.527746]  ? usleep_range+0x1a0/0x1a0
[  700.531951]  ? do_raw_spin_unlock+0xa7/0x330
[  700.536856]  ? __next_timer_interrupt+0x1a0/0x1a0
[  700.540976]  ? trace_hardirqs_on+0x310/0x310
[  700.545454]  rcu_gp_fqs_loop+0x762/0xa80
[  700.549133]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  700.553175]  ? rcu_gp_fqs_check_wake+0x170/0x170
[  700.556864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  700.560985]  ? trace_hardirqs_off_caller+0x310/0x310
[  700.564671]  ? check_preemption_disabled+0x48/0x280
[  700.568617]  ? perf_trace_sched_process_exec+0x860/0x860
[  700.573009]  ? __lock_is_held+0xb5/0x140
[  700.577821]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  700.582206]  __alloc_pages_nodemask+0xa80/0xde0
[  700.586243]  ? rcu_gp_init+0x90b/0x1260
[  700.591746]  ? zap_class+0x640/0x640
[  700.596483]  ? dump_blkd_tasks.isra.48+0xe0/0xe0
[  700.601991]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  700.607074]  ? rcu_accelerate_cbs+0x562/0xae0
[  700.612071]  ? find_held_lock+0x36/0x1c0
[  700.617491]  ? zap_class+0x640/0x640
[  700.621530]  ? ____cache_alloc_node+0x1c7/0x1e0
[  700.627037]  ? zap_class+0x640/0x640
[  700.631680]  ? lock_downgrade+0x900/0x900
[  700.635662]  ? __lock_is_held+0xb5/0x140
[  700.639353]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  700.644086]  ? __lock_is_held+0xb5/0x140
[  700.649094]  cache_grow_begin+0xa5/0x8c0
[  700.653571]  ? zap_class+0x640/0x640
[  700.657605]  ? do_raw_spin_unlock+0xa7/0x330
[  700.661299]  ? rcu_accelerate_cbs+0x562/0xae0
[  700.665948]  fallback_alloc+0x204/0x2e0
[  700.669643]  ? find_held_lock+0x36/0x1c0
[  700.673768]  ____cache_alloc_node+0x1c7/0x1e0
[  700.678007]  ? rcu_gp_kthread+0x8cf/0xc70
[  700.683517]  kmem_cache_alloc_node+0xe3/0x730
[  700.687551]  ? _raw_spin_unlock_irq+0x27/0x80
[  700.691588]  ? lockdep_hardirqs_on+0x296/0x5b0
[  700.695275]  ? _raw_spin_unlock_irq+0x27/0x80
[  700.699665]  __alloc_skb+0x119/0x770
[  700.704134]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  700.708088]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  700.712124]  ? trace_hardirqs_on+0xbd/0x310
[  700.716599]  ? netdev_alloc_frag+0x1f0/0x1f0
[  700.720723]  ? kasan_check_read+0x11/0x20
[  700.725198]  ? vprintk_default+0x28/0x30
[  700.729668]  ? trace_hardirqs_off_caller+0x310/0x310
[  700.734227]  ? vprintk_func+0x85/0x181
[  700.738719]  ? perf_trace_sched_process_exec+0x860/0x860
[  700.742411]  ? printk+0xa7/0xcf
[  700.746972]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  700.752314]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  700.756615]  rcu_gp_kthread+0x341/0xc70
[  700.761009]  new_skb+0x26/0x1c0
[  700.765134]  ? rcu_gp_init+0x1260/0x1260
[  700.769167]  aoecmd_cfg+0x279/0x7f0
[  700.774254]  ? mark_held_locks+0x130/0x130
[  700.778108]  ? find_held_lock+0x36/0x1c0
[  700.786054]  ? __schedule+0x168a/0x21d0
[  700.789318]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  700.794829]  ? _raw_spin_unlock_irq+0x27/0x80
[  700.799561]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  700.803508]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  700.806770]  ? __lock_is_held+0xb5/0x140
[  700.810799]  ? trace_hardirqs_on+0xbd/0x310
[  700.814415]  discover_timer+0x50/0x60
[  700.818634]  ? kasan_check_read+0x11/0x20
[  700.822669]  call_timer_fn+0x272/0x920
[  700.826623]  ? __schedule+0x168a/0x21d0
[  700.830923]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  700.835391]  ? trace_hardirqs_off_caller+0x310/0x310
[  700.840898]  ? process_timeout+0x40/0x40
[  700.845453]  ? lock_pin_lock+0x350/0x350
[  700.849495]  ? mark_held_locks+0xc7/0x130
[  700.853801]  ? _raw_spin_unlock_irq+0x60/0x80
[  700.857571]  ? _raw_spin_unlock_irq+0x27/0x80
[  700.861694]  ? __schedule+0x168a/0x21d0
[  700.865552]  ? _raw_spin_unlock_irq+0x27/0x80
[  700.869499]  ? __switch_to_asm+0x40/0x70
[  700.874318]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  700.879392]  ? __switch_to_asm+0x40/0x70
[  700.883427]  ? lockdep_hardirqs_on+0x296/0x5b0
[  700.887463]  ? show_schedstat+0x731/0xf30
[  700.891582]  ? trace_hardirqs_on+0xbd/0x310
[  700.896054]  ? __sched_text_start+0x8/0x8
[  700.900516]  ? kasan_check_read+0x11/0x20
[  700.904468]  ? find_held_lock+0x36/0x1c0
[  700.908931]  ? __run_timers+0x7da/0xc70
[  700.912979]  ? __kthread_parkme+0xce/0x1a0
[  700.917789]  ? trace_hardirqs_off_caller+0x310/0x310
[  700.921821]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  700.926385]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  700.930498]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  700.934798]  __run_timers+0x7e5/0xc70
[  700.938919]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  700.943042]  ? timer_fixup_init+0x70/0x70
[  700.947068]  ? trace_hardirqs_on+0xbd/0x310
[  700.951014]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  700.955218]  ? kasan_check_read+0x11/0x20
[  700.960291]  ? zap_class+0x640/0x640
[  700.965369]  ? __kthread_parkme+0xce/0x1a0
[  700.970185]  ? print_usage_bug+0xc0/0xc0
[  700.975258]  ? trace_hardirqs_off_caller+0x310/0x310
[  700.979044]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  700.983606]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  700.987728]  ? find_held_lock+0x36/0x1c0
[  700.992016]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  700.997003]  ? zap_class+0x640/0x640
[  701.001124]  ? __kthread_parkme+0xfb/0x1a0
[  701.004812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  701.009020]  ? rcu_gp_init+0x1260/0x1260
[  701.013056]  ? check_preemption_disabled+0x48/0x280
[  701.018129]  kthread+0x35a/0x440
[  701.023296]  ? __lock_is_held+0xb5/0x140
[  701.028367]  ? kthread_stop+0x900/0x900
[  701.032403]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  701.037914]  ret_from_fork+0x3a/0x50
[  701.041602]  ? check_preemption_disabled+0x48/0x280
[  701.045818] NMI backtrace for cpu 0
[  701.051322]  run_timer_softirq+0x52/0xb0
[  701.093648]  ? rcu_read_lock_sched_held+0x14f/0x180
[  701.098652]  __do_softirq+0x308/0xb7e
[  701.102444]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  701.106931]  ? lock_downgrade+0x900/0x900
[  701.111076]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  701.116170]  ? pvclock_read_flags+0x160/0x160
[  701.120651]  ? lapic_next_event+0x5a/0x90
[  701.124792]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  701.130323]  ? kvm_clock_read+0x18/0x30
[  701.134287]  ? kvm_sched_clock_read+0x9/0x20
[  701.138683]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  701.144214]  ? check_preemption_disabled+0x48/0x280
[  701.149224]  irq_exit+0x17f/0x1c0
[  701.152663]  smp_apic_timer_interrupt+0x1cb/0x760
[  701.157493]  ? smp_reschedule_interrupt+0x109/0x650
[  701.162501]  ? smp_call_function_single_interrupt+0x650/0x650
[  701.168374]  ? interrupt_entry+0xb5/0xc0
[  701.172426]  ? trace_hardirqs_off_caller+0xbb/0x310
[  701.177429]  ? trace_hardirqs_off_caller+0xbb/0x310
[  701.182437]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  701.187271]  ? trace_hardirqs_on_caller+0x310/0x310
[  701.192276]  ? trace_hardirqs_on_caller+0x310/0x310
[  701.197276]  ? task_prio+0x50/0x50
[  701.200808]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  701.206335]  ? check_preemption_disabled+0x48/0x280
[  701.211345]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  701.216186]  apic_timer_interrupt+0xf/0x20
[  701.220404]  </IRQ>
[  701.222639] RIP: 0010:console_unlock+0x102f/0x1190
[  701.227558] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  701.246447] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  701.254143] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  701.261401] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  701.268692] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  701.275956] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  701.283226] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  701.290487]  ? netconsole_netdev_event+0x280/0x280
[  701.295411]  ? console_unlock+0x1026/0x1190
[  701.299732]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  701.304385]  ? vprintk_emit+0x846/0x990
[  701.308350]  ? lock_release+0xa00/0xa00
[  701.312319]  ? trace_hardirqs_on+0x70/0x310
[  701.316627]  ? vprintk_default+0x28/0x30
[  701.320679]  ? trace_hardirqs_off_caller+0x310/0x310
[  701.325778]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  701.331305]  vprintk_emit+0x391/0x990
[  701.335093]  ? wake_up_klogd+0x180/0x180
[  701.339187]  ? find_held_lock+0x11/0x1c0
[  701.343242]  ? mark_held_locks+0xc7/0x130
[  701.347377]  ? _raw_spin_unlock_irq+0x27/0x80
[  701.351856]  ? _raw_spin_unlock_irq+0x27/0x80
[  701.356341]  vprintk_default+0x28/0x30
[  701.360221]  vprintk_func+0x7e/0x181
[  701.363929]  printk+0xa7/0xcf
[  701.367022]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  701.371782]  ? _raw_spin_unlock_irq+0x60/0x80
[  701.376276]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  701.381546]  dump_header+0x7cc/0xf72
[  701.385258]  ? pagefault_out_of_memory+0x197/0x197
[  701.390177]  ? __lock_acquire+0x62f/0x4c20
[  701.394400]  ? percpu_ref_get_many+0x240/0x240
[  701.398972]  ? print_usage_bug+0xc0/0xc0
[  701.403026]  ? zap_class+0x640/0x640
[  701.406729]  ? print_usage_bug+0xc0/0xc0
[  701.410775]  ? zap_class+0x640/0x640
[  701.414480]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  701.420012]  ? find_held_lock+0x36/0x1c0
[  701.424071]  ? mark_held_locks+0xc7/0x130
[  701.428226]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  701.433316]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  701.438421]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  701.442989]  ? trace_hardirqs_on+0xbd/0x310
[  701.447297]  ? kasan_check_read+0x11/0x20
[  701.451429]  ? ___ratelimit+0x3b4/0x672
[  701.455386]  ? trace_hardirqs_off_caller+0x310/0x310
[  701.460473]  ? trace_hardirqs_on+0x310/0x310
[  701.464864]  ? lock_downgrade+0x900/0x900
[  701.469000]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  701.474090]  ? ___ratelimit+0x3b9/0x672
[  701.478053]  ? idr_get_free+0xf70/0xf70
[  701.482014]  ? kasan_check_read+0x11/0x20
[  701.486164]  ? do_raw_spin_unlock+0xa7/0x330
[  701.490562]  oom_kill_process.cold.27+0x10/0x903
[  701.495304]  ? zap_class+0x640/0x640
[  701.499002]  ? _raw_spin_unlock+0x2c/0x50
[  701.503134]  ? oom_badness+0xe6/0xaa0
[  701.506925]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  701.511843]  ? kasan_check_read+0x11/0x20
[  701.515982]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  701.521256]  ? oom_evaluate_task+0x540/0x540
[  701.525667]  ? find_held_lock+0x36/0x1c0
[  701.529723]  ? out_of_memory+0x974/0x1430
[  701.533863]  ? lock_downgrade+0x900/0x900
[  701.538004]  ? check_preemption_disabled+0x48/0x280
[  701.543039]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  701.547954]  ? kasan_check_read+0x11/0x20
[  701.552106]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  701.557377]  ? rcu_softirq_qs+0x20/0x20
[  701.561362]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  701.566883]  ? oom_evaluate_task+0x302/0x540
[  701.571285]  out_of_memory+0xa84/0x1430
[  701.575247]  ? oom_killer_disable+0x3a0/0x3a0
[  701.579728]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  701.584646]  ? __ww_mutex_check_waiters+0x160/0x160
[  701.589661]  __alloc_pages_slowpath+0x2354/0x2e10
[  701.594525]  ? warn_alloc+0x120/0x120
[  701.598314]  ? mark_held_locks+0x130/0x130
[  701.602554]  ? find_get_entry+0xaae/0x1120
[  701.606781]  ? filemap_map_pages+0x1a20/0x1a20
[  701.611356]  ? zap_class+0x640/0x640
[  701.615065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  701.620591]  ? check_preemption_disabled+0x48/0x280
[  701.625593]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  701.631127]  ? should_fail+0x22d/0xd01
[  701.635013]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  701.640104]  ? zap_class+0x640/0x640
[  701.643825]  ? __lock_is_held+0xb5/0x140
[  701.647878]  ? mark_held_locks+0x130/0x130
[  701.652163]  ? lock_release+0xa00/0xa00
[  701.656130]  ? perf_trace_sched_process_exec+0x860/0x860
[  701.661591]  ? xa_load+0x2ba/0x460
[  701.665125]  ? lock_downgrade+0x900/0x900
[  701.669265]  ? __might_sleep+0x95/0x190
[  701.673321]  __alloc_pages_nodemask+0xa80/0xde0
[  701.679056]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  701.684081]  ? __page_cache_alloc+0x191/0x5c0
[  701.688665]  ? xa_load+0x2e1/0x460
[  701.692211]  ? xa_clear_mark+0x40/0x40
[  701.696097]  ? zap_class+0x640/0x640
[  701.699812]  ? zap_class+0x640/0x640
[  701.703517]  ? zap_class+0x640/0x640
[  701.707227]  ? __do_page_cache_readahead+0x663/0x810
[  701.712326]  ? find_held_lock+0x36/0x1c0
[  701.716381]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  701.721916]  alloc_pages_current+0x173/0x350
[  701.726320]  __page_cache_alloc+0x38c/0x5c0
[  701.730630]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  701.735548]  ? kasan_check_read+0x11/0x20
[  701.739679]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  701.744941]  ? generic_perform_write+0x6a0/0x6a0
[  701.749698]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  701.755222]  ? check_preemption_disabled+0x48/0x280
[  701.760239]  filemap_fault+0x1595/0x25f0
[  701.764300]  ? __lock_page_or_retry+0xa00/0xa00
[  701.768968]  ? mark_held_locks+0x130/0x130
[  701.773193]  ? filemap_map_pages+0xd6b/0x1a20
[  701.777678]  ? lock_downgrade+0x900/0x900
[  701.781816]  ? check_preemption_disabled+0x48/0x280
[  701.786819]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  701.791737]  ? kasan_check_read+0x11/0x20
[  701.795870]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  701.801136]  ? rcu_softirq_qs+0x20/0x20
[  701.805104]  ? filemap_map_pages+0xd92/0x1a20
[  701.809594]  ? find_get_entries_tag+0x1400/0x1400
[  701.814425]  ? debug_object_destroy+0x2b0/0x2b0
[  701.819084]  ? lock_pi_update_atomic+0x150/0x150
[  701.823829]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  701.829387]  ? lock_acquire+0x1ed/0x520
[  701.833343]  ? ext4_filemap_fault+0x7a/0xad
[  701.837656]  ? lock_release+0xa00/0xa00
[  701.841617]  ? perf_trace_sched_process_exec+0x860/0x860
[  701.847571]  ? print_usage_bug+0xc0/0xc0
[  701.851618]  ? print_usage_bug+0xc0/0xc0
[  701.855678]  ? down_read+0x8d/0x120
[  701.859286]  ? ext4_filemap_fault+0x7a/0xad
[  701.863595]  ? __down_interruptible+0x700/0x700
[  701.868257]  ext4_filemap_fault+0x82/0xad
[  701.872407]  __do_fault+0x100/0x6b0
[  701.876038]  ? pmd_devmap_trans_unstable+0x220/0x220
[  701.881127]  ? mark_held_locks+0x130/0x130
[  701.885350]  ? mark_held_locks+0x130/0x130
[  701.889577]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  701.895107]  __handle_mm_fault+0x3ea0/0x5be0
[  701.899499]  ? perf_trace_lock+0x7a0/0x7a0
[  701.903724]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  701.908567]  ? zap_class+0x640/0x640
[  701.912264]  ? zap_class+0x640/0x640
[  701.915970]  ? __x64_sys_futex+0x53e/0x6a0
[  701.920192]  ? find_held_lock+0x36/0x1c0
[  701.924247]  ? handle_mm_fault+0x42a/0xc70
[  701.928468]  ? lock_downgrade+0x900/0x900
[  701.932606]  ? check_preemption_disabled+0x48/0x280
[  701.937712]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  701.942628]  ? kasan_check_read+0x11/0x20
[  701.946761]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  701.952023]  ? rcu_softirq_qs+0x20/0x20
[  701.955980]  ? trace_hardirqs_off_caller+0x310/0x310
[  701.961072]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  701.966599]  ? check_preemption_disabled+0x48/0x280
[  701.971605]  handle_mm_fault+0x54f/0xc70
[  701.975656]  ? __handle_mm_fault+0x5be0/0x5be0
[  701.980239]  ? find_vma+0x34/0x190
[  701.983771]  __do_page_fault+0x5e8/0xe60
[  701.987819]  ? trace_hardirqs_off+0xb8/0x310
[  701.992216]  ? retint_kernel+0x2d/0x2d
[  701.996095]  do_page_fault+0xf2/0x7e0
[  701.999885]  ? vmalloc_sync_all+0x30/0x30
[  702.004017]  ? error_entry+0x70/0xd0
[  702.007720]  ? trace_hardirqs_off_caller+0xbb/0x310
[  702.012719]  ? trace_hardirqs_on_caller+0xc0/0x310
[  702.017639]  ? syscall_return_slowpath+0x5e0/0x5e0
[  702.022551]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  702.027387]  ? trace_hardirqs_on_caller+0x310/0x310
[  702.032390]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  702.037826]  ? prepare_exit_to_usermode+0x291/0x3b0
[  702.042824]  ? page_fault+0x8/0x30
[  702.046366]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  702.051196]  ? page_fault+0x8/0x30
[  702.054722]  page_fault+0x1e/0x30
[  702.058163] RIP: 0033:0x45ddf3
[  702.061349] Code: Bad RIP value.
[  702.064695] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  702.070043] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  702.077298] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  702.084556] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  702.091811] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  702.099066] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  702.106343] warn_alloc_show_mem: 1 callbacks suppressed
[  702.106351] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  702.106352] Mem-Info:
[  702.106381] active_anon:48059 inactive_anon:331 isolated_anon:0
[  702.106381]  active_file:11 inactive_file:12 isolated_file:0
[  702.106381]  unevictable:0 dirty:0 writeback:0 unstable:0
[  702.106381]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  702.106381]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  702.106381]  free:13684 free_pcp:349 free_cma:0
[  702.111713] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  702.118544] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  702.120925] Call Trace:
[  702.153798] 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
[  702.163132]  <IRQ>
[  702.190774] lowmem_reserve[]: 0 2818 6321 6321
[  702.193342]  dump_stack+0x244/0x39d
[  702.219413] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  702.221552]  ? dump_stack_print_info.cold.1+0x20/0x20
[  702.226096] lowmem_reserve[]: 0 0 3503 3503
[  702.229710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  702.257170] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  702.262341]  ? do_raw_spin_lock+0x14f/0x350
[  702.266628] lowmem_reserve[]: 0 0 0 0
[  702.272145]  nmi_cpu_backtrace.cold.2+0x5c/0xa1
[  702.301168] 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
[  702.305471]  ? lapic_can_unplug_cpu.cold.27+0x3f/0x3f
[  702.309237] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  702.313888]  nmi_trigger_cpumask_backtrace+0x1e8/0x22a
[  702.327460] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  702.332631]  arch_trigger_cpumask_backtrace+0x14/0x20
[  702.347772] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  702.353034]  rcu_dump_cpu_stacks+0x16f/0x1bc
[  702.367306] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  702.372492]  print_cpu_stall.cold.67+0x1f3/0x3c7
[  702.381291] 403 total pagecache pages
[  702.385680]  ? print_other_cpu_stall+0x160/0x160
[  702.394227] 0 pages in swap cache
[  702.398957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  702.402726] Swap cache stats: add 0, delete 0, find 0/0
[  702.407461]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  702.410876] Free swap  = 0kB
[  702.416391]  ? do_trace_rcu_torture_read+0x10/0x10
[  702.421716] Total swap = 0kB
[  702.427372]  ? rcu_preempt_need_deferred_qs+0x74/0x1f0
[  702.430705] 1965979 pages RAM
[  702.435632]  ? __lock_is_held+0xb5/0x140
[  702.438619] 0 pages HighMem/MovableOnly
[  702.443939]  ? __rcu_read_lock+0x50/0x50
[  702.447010] 342853 pages reserved
[  702.451061]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  702.455004] 0 pages cma reserved
[  702.459046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  702.462515] aoe: skb alloc failure
[  702.467985]  ? check_preemption_disabled+0x48/0x280
[  702.471371] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  702.476841]  rcu_check_callbacks+0xf3b/0x13f0
[  702.480360] syz-fuzzer cpuset=/ mems_allowed=0
[  702.485357]  ? rcutree_dead_cpu+0x10/0x10
[  702.508715]  ? lock_downgrade+0x900/0x900
[  702.512852]  ? lock_release+0x940/0xa00
[  702.516835]  ? zap_class+0x640/0x640
[  702.520553]  ? zap_class+0x640/0x640
[  702.524370]  ? mark_held_locks+0x130/0x130
[  702.528591]  ? zap_class+0x640/0x640
[  702.532297]  ? zap_class+0x640/0x640
[  702.536002]  ? find_held_lock+0x36/0x1c0
[  702.540058]  ? cpuacct_account_field+0x219/0x3d0
[  702.544805]  ? zap_class+0x640/0x640
[  702.548526]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  702.554049]  ? check_preemption_disabled+0x48/0x280
[  702.559065]  ? trace_hardirqs_off+0xb8/0x310
[  702.563465]  ? __lock_is_held+0xb5/0x140
[  702.567513]  ? trace_hardirqs_on+0x310/0x310
[  702.571912]  ? check_preemption_disabled+0x48/0x280
[  702.576929]  ? raise_softirq+0x199/0x420
[  702.581079]  ? raise_softirq_irqoff+0x2e0/0x2e0
[  702.585763]  ? account_system_index_time+0x333/0x5d0
[  702.590863]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  702.596394]  ? check_preemption_disabled+0x48/0x280
[  702.601404]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  702.606930]  ? hrtimer_run_queues+0x9a/0x400
[  702.611331]  ? run_local_timers+0x19b/0x230
[  702.615662]  ? timer_clear_idle+0x90/0x90
[  702.619803]  ? irqtime_account_process_tick.isra.6+0x38e/0x490
[  702.625777]  ? account_process_tick+0x282/0x350
[  702.630442]  update_process_times+0x2d/0x70
[  702.634753]  tick_sched_handle+0x9f/0x180
[  702.638905]  tick_sched_timer+0x45/0x130
[  702.642954]  __hrtimer_run_queues+0x41c/0x10d0
[  702.647528]  ? tick_sched_do_timer+0x1a0/0x1a0
[  702.652100]  ? hrtimer_start_range_ns+0xe00/0xe00
[  702.656936]  ? pvclock_read_flags+0x160/0x160
[  702.661437]  ? trace_hardirqs_on+0x310/0x310
[  702.665854]  ? kvm_clock_read+0x18/0x30
[  702.669820]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  702.674829]  ? ktime_get_update_offsets_now+0x3b3/0x540
[  702.680187]  ? do_timer+0x50/0x50
[  702.683632]  ? rwlock_bug.part.2+0x90/0x90
[  702.687969]  ? trace_hardirqs_on+0x310/0x310
[  702.692365]  ? rcu_softirq_qs+0x20/0x20
[  702.696338]  hrtimer_interrupt+0x313/0x780
[  702.700575]  smp_apic_timer_interrupt+0x1a1/0x760
[  702.705412]  ? smp_call_function_single_interrupt+0x650/0x650
[  702.711305]  ? interrupt_entry+0xb5/0xc0
[  702.715352]  ? trace_hardirqs_off_caller+0xbb/0x310
[  702.720355]  ? trace_hardirqs_off_caller+0xbb/0x310
[  702.725364]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  702.730195]  ? trace_hardirqs_on_caller+0x310/0x310
[  702.735197]  ? trace_hardirqs_on_caller+0x310/0x310
[  702.740221]  ? task_prio+0x50/0x50
[  702.743750]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  702.749274]  ? check_preemption_disabled+0x48/0x280
[  702.754281]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  702.759122]  apic_timer_interrupt+0xf/0x20
[  702.763344]  </IRQ>
[  702.765576] RIP: 0010:kmem_cache_alloc_node+0x247/0x730
[  702.770931] Code: 3f 7e 0f 85 32 ff ff ff e8 e5 1c 3e ff e9 28 ff ff ff e8 4c 52 c3 ff 48 83 3d 64 9b 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 92 b7
[  702.789822] RSP: 0000:ffff8801d9aff410 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  702.797511] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff1003b35e15c
[  702.804764] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000286
[  702.812021] RBP: ffff8801d9aff480 R08: ffff8801d9af0ae0 R09: 0000000000000002
[  702.819284] R10: 0000000000000000 R11: ffff8801d9af0240 R12: ffff8801d9bee600
[  702.826540] R13: ffff8801d9bee600 R14: 0000000000000000 R15: 0000000000000286
[  702.833820]  ? ipv6_get_ifaddr+0x42e/0x620
[  702.838057]  __alloc_skb+0x119/0x770
[  702.841770]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  702.847045]  ? netdev_alloc_frag+0x1f0/0x1f0
[  702.851443]  ? lock_downgrade+0x900/0x900
[  702.855581]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  702.861105]  ? refcount_sub_and_test_checked+0x203/0x310
[  702.866544]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  702.871981]  ? addrconf_rs_timer+0x690/0x690
[  702.876385]  ndisc_alloc_skb+0x144/0x340
[  702.880438]  ndisc_send_rs+0x331/0x6e0
[  702.884313]  addrconf_rs_timer+0x314/0x690
[  702.888540]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  702.892771]  call_timer_fn+0x272/0x920
[  702.896656]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  702.900878]  ? process_timeout+0x40/0x40
[  702.904930]  ? __run_timers+0x7da/0xc70
[  702.908893]  ? _raw_spin_unlock_irq+0x27/0x80
[  702.913387]  ? _raw_spin_unlock_irq+0x27/0x80
[  702.917867]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  702.922090]  ? lockdep_hardirqs_on+0x296/0x5b0
[  702.926662]  ? trace_hardirqs_on+0xbd/0x310
[  702.930968]  ? kasan_check_read+0x11/0x20
[  702.935100]  ? __run_timers+0x7da/0xc70
[  702.939061]  ? trace_hardirqs_off_caller+0x310/0x310
[  702.944157]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  702.948382]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  702.952601]  __run_timers+0x7e5/0xc70
[  702.956393]  ? timer_fixup_init+0x70/0x70
[  702.960540]  ? _raw_spin_unlock_irq+0x27/0x80
[  702.965026]  ? _raw_spin_unlock_irq+0x27/0x80
[  702.969509]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  702.974078]  ? trace_hardirqs_on+0xbd/0x310
[  702.978387]  ? kasan_check_read+0x11/0x20
[  702.982526]  ? finish_task_switch+0x1f4/0x910
[  702.987011]  ? trace_hardirqs_off_caller+0x310/0x310
[  702.992098]  ? compat_start_thread+0x80/0x80
[  702.996506]  ? pvclock_read_flags+0x160/0x160
[  703.000986]  ? __switch_to_asm+0x34/0x70
[  703.005036]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  703.010559]  ? check_preemption_disabled+0x48/0x280
[  703.015565]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  703.021085]  ? rcu_pm_notify+0xc0/0xc0
[  703.024958]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  703.030484]  ? check_preemption_disabled+0x48/0x280
[  703.035491]  run_timer_softirq+0x52/0xb0
[  703.039535]  ? rcu_read_lock_sched_held+0x14f/0x180
[  703.044535]  __do_softirq+0x308/0xb7e
[  703.048328]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  703.053424]  ? schedule+0x108/0x460
[  703.057071]  ? trace_hardirqs_off+0xb8/0x310
[  703.061466]  ? smpboot_thread_fn+0x68b/0xa00
[  703.065863]  ? trace_hardirqs_on+0x310/0x310
[  703.070263]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  703.075790]  ? check_preemption_disabled+0x48/0x280
[  703.080803]  ? takeover_tasklets+0xa90/0xa90
[  703.085198]  run_ksoftirqd+0x5e/0x100
[  703.088985]  smpboot_thread_fn+0x68b/0xa00
[  703.093208]  ? sort_range+0x30/0x30
[  703.096830]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  703.101921]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  703.107441]  ? __kthread_parkme+0xfb/0x1a0
[  703.111683]  ? sort_range+0x30/0x30
[  703.115293]  kthread+0x35a/0x440
[  703.118644]  ? kthread_stop+0x900/0x900
[  703.122601]  ret_from_fork+0x3a/0x50
[  703.126318] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  703.126557] Sending NMI from CPU 0 to CPUs 1:
[  703.133319] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  703.139868] NMI backtrace for cpu 1
[  703.139873] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  703.139879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  703.139882] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x50
[  703.139892] Code: 14 dd 28 00 00 00 4d 39 d0 72 1b 49 83 c1 01 4a 89 7c 10 e0 4a 89 74 10 e8 4a 89 54 10 f0 4a 89 4c d8 20 4c 89 08 5d c3 66 90 <55> 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 08 63
[  703.139896] RSP: 0000:ffff8801daf06380 EFLAGS: 00000046
[  703.139903] RAX: 0000000000000000 RBX: ffffffff8b0b5367 RCX: dffffc0000000000
[  703.139908] RDX: 0000000000000006 RSI: ffffffff87d739fb RDI: ffffffff8b0b5367
[  703.139912] RBP: ffff8801daf06458 R08: fffffbfff1616a6d R09: fffffbfff1616a6c
[  703.139917] R10: fffffbfff1616a6c R11: ffffffff8b0b5366 R12: ffffffff882bec66
[  703.139922] R13: 0000000000000025 R14: ffffffff882bec66 R15: ffff8801daf06430
[  703.139927] FS:  000000c4200883e8(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000
[  703.139931] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  703.139936] CR2: 000000000045ddc9 CR3: 00000001c3e29000 CR4: 00000000001406e0
[  703.139940] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  703.139945] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  703.139948] Call Trace:
[  703.139950]  <IRQ>
[  703.139953]  ? vsnprintf+0x162/0x1b60
[  703.139956]  ? pointer+0x900/0x900
[  703.139960]  ? find_held_lock+0x36/0x1c0
[  703.139963]  sprintf+0xb0/0xe0
[  703.139966]  ? scnprintf+0x130/0x130
[  703.139969]  print_prefix+0x26a/0x3f0
[  703.139972]  msg_print_text+0xcc/0x1d0
[  703.139976]  console_unlock+0x4e6/0x1190
[  703.139979]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  703.139982]  ? lock_release+0xa00/0xa00
[  703.139986]  ? trace_hardirqs_off+0xb8/0x310
[  703.139989]  ? do_raw_spin_trylock+0x270/0x270
[  703.139993]  ? trace_hardirqs_on+0x310/0x310
[  703.139997]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  703.140000]  vprintk_emit+0x391/0x990
[  703.140003]  ? wake_up_klogd+0x180/0x180
[  703.140007]  ? vprintk_emit+0x293/0x990
[  703.140010]  ? zap_class+0x640/0x640
[  703.140013]  ? wake_up_klogd+0x180/0x180
[  703.140016]  ? find_held_lock+0x36/0x1c0
[  703.140023]  vprintk_default+0x28/0x30
[  703.140027]  vprintk_func+0x7e/0x181
[  703.140029]  printk+0xa7/0xcf
[  703.140033]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  703.140036]  ? memcpy+0x45/0x50
[  703.140039]  ? dump_stack_print_info+0xd9/0x120
[  703.140043]  dump_stack_print_info.cold.1+0x1b/0x20
[  703.140047]  dump_stack+0x23b/0x39d
[  703.140050]  ? dump_stack_print_info.cold.1+0x20/0x20
[  703.140054]  warn_alloc.cold.116+0xb7/0x1bd
[  703.140057]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  703.140061]  ? lock_downgrade+0x900/0x900
[  703.140065]  ? trace_hardirqs_off+0xb8/0x310
[  703.140068]  ? trace_hardirqs_off+0xb8/0x310
[  703.140072]  __alloc_pages_slowpath+0x26e8/0x2e10
[  703.140075]  ? warn_alloc+0x120/0x120
[  703.140078]  ? warn_alloc+0x120/0x120
[  703.140082]  ? warn_alloc+0x120/0x120
[  703.140085]  ? mark_held_locks+0x130/0x130
[  703.140088]  ? print_usage_bug+0xc0/0xc0
[  703.140091]  ? print_usage_bug+0xc0/0xc0
[  703.140095]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  703.140099]  ? should_fail+0x22d/0xd01
[  703.140102]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  703.140106]  ? __lock_acquire+0x62f/0x4c20
[  703.140110]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  703.140113]  ? __lock_acquire+0x62f/0x4c20
[  703.140116]  ? should_fail+0x22d/0xd01
[  703.140119]  ? mark_held_locks+0x130/0x130
[  703.140123]  ? mark_held_locks+0x130/0x130
[  703.140126]  ? try_to_wake_up+0x11c/0x1490
[  703.140129]  ? lock_downgrade+0x900/0x900
[  703.140133]  ? zap_class+0x640/0x640
[  703.140136]  ? print_usage_bug+0xc0/0xc0
[  703.140139]  ? trace_hardirqs_off+0xb8/0x310
[  703.140143]  ? kasan_check_read+0x11/0x20
[  703.140146]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  703.140150]  ? check_preemption_disabled+0x48/0x280
[  703.140154]  ? __lock_is_held+0xb5/0x140
[  703.140157]  __alloc_pages_nodemask+0xa80/0xde0
[  703.140160]  ? zap_class+0x640/0x640
[  703.140164]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  703.140167]  ? find_held_lock+0x36/0x1c0
[  703.140171]  ? ____cache_alloc_node+0x1c7/0x1e0
[  703.140174]  ? lock_downgrade+0x900/0x900
[  703.140195]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  703.140198]  cache_grow_begin+0xa5/0x8c0
[  703.140202]  ? do_raw_spin_unlock+0xa7/0x330
[  703.140205]  fallback_alloc+0x204/0x2e0
[  703.140209]  ____cache_alloc_node+0x1c7/0x1e0
[  703.140213]  kmem_cache_alloc_node+0xe3/0x730
[  703.140216]  ? ipv6_get_ifaddr+0x42e/0x620
[  703.140220]  __alloc_skb+0x119/0x770
[  703.140224]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  703.140227]  ? netdev_alloc_frag+0x1f0/0x1f0
[  703.140231]  ? lock_downgrade+0x900/0x900
[  703.140235]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  703.140239]  ? refcount_sub_and_test_checked+0x203/0x310
[  703.140243]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  703.140247]  ? addrconf_rs_timer+0x690/0x690
[  703.140250]  ndisc_alloc_skb+0x144/0x340
[  703.140254]  ndisc_send_rs+0x331/0x6e0
[  703.140257]  addrconf_rs_timer+0x314/0x690
[  703.140261]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  703.140264]  call_timer_fn+0x272/0x920
[  703.140268]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  703.140271]  ? process_timeout+0x40/0x40
[  703.140275]  ? mark_held_locks+0xc7/0x130
[  703.140279]  ? _raw_spin_unlock_irq+0x27/0x80
[  703.140282]  ? _raw_spin_unlock_irq+0x27/0x80
[  703.140286]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  703.140290]  ? lockdep_hardirqs_on+0x296/0x5b0
[  703.140293]  ? trace_hardirqs_on+0xbd/0x310
[  703.140297]  ? kasan_check_read+0x11/0x20
[  703.140300]  ? __run_timers+0x7da/0xc70
[  703.140304]  ? trace_hardirqs_off_caller+0x310/0x310
[  703.140308]  ? __queue_work+0x1440/0x1440
[  703.140311]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  703.140315]  __run_timers+0x7e5/0xc70
[  703.140318]  ? timer_fixup_init+0x70/0x70
[  703.140322]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  703.140326]  ? zap_class+0x640/0x640
[  703.140329]  ? print_usage_bug+0xc0/0xc0
[  703.140333]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  703.140337]  ? find_held_lock+0x36/0x1c0
[  703.140340]  ? zap_class+0x640/0x640
[  703.140344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  703.140348]  ? check_preemption_disabled+0x48/0x280
[  703.140352]  ? __lock_is_held+0xb5/0x140
[  703.140356]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  703.140360]  ? check_preemption_disabled+0x48/0x280
[  703.140363]  run_timer_softirq+0x52/0xb0
[  703.140367]  ? rcu_read_lock_sched_held+0x14f/0x180
[  703.140371]  __do_softirq+0x308/0xb7e
[  703.140374]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  703.140378]  ? lock_downgrade+0x900/0x900
[  703.140382]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  703.140386]  ? pvclock_read_flags+0x160/0x160
[  703.140389]  ? lapic_next_event+0x5a/0x90
[  703.140393]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  703.140397]  ? kvm_clock_read+0x18/0x30
[  703.140400]  ? kvm_sched_clock_read+0x9/0x20
[  703.140405]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  703.140409]  ? check_preemption_disabled+0x48/0x280
[  703.140412]  irq_exit+0x17f/0x1c0
[  703.140416]  smp_apic_timer_interrupt+0x1cb/0x760
[  703.140420]  ? smp_reschedule_interrupt+0x109/0x650
[  703.140424]  ? smp_call_function_single_interrupt+0x650/0x650
[  703.140427]  ? interrupt_entry+0xb5/0xc0
[  703.140432]  ? trace_hardirqs_off_caller+0xbb/0x310
[  703.140436]  ? trace_hardirqs_off_caller+0xbb/0x310
[  703.140439]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  703.140443]  ? trace_hardirqs_on_caller+0x310/0x310
[  703.140447]  ? trace_hardirqs_on_caller+0x310/0x310
[  703.140450]  ? task_prio+0x50/0x50
[  703.140455]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  703.140458]  ? check_preemption_disabled+0x48/0x280
[  703.140462]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  703.140466]  apic_timer_interrupt+0xf/0x20
[  703.140469]  </IRQ>
[  703.140472] RIP: 0010:console_unlock+0x102f/0x1190
[  703.140483] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  703.140487] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  703.140495] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  703.140500] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  703.140505] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  703.140510] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  703.140515] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  703.140519]  ? netconsole_netdev_event+0x280/0x280
[  703.140523]  ? console_unlock+0x1026/0x1190
[  703.140527]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  703.140530]  ? vprintk_emit+0x846/0x990
[  703.140534]  ? lock_release+0xa00/0xa00
[  703.140537]  ? trace_hardirqs_on+0x70/0x310
[  703.140541]  ? vprintk_default+0x28/0x30
[  703.140545]  ? trace_hardirqs_off_caller+0x310/0x310
[  703.140549]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  703.140552]  vprintk_emit+0x391/0x990
[  703.140556]  ? wake_up_klogd+0x180/0x180
[  703.140559]  ? find_held_lock+0x11/0x1c0
[  703.140563]  ? mark_held_locks+0xc7/0x130
[  703.140567]  ? _raw_spin_unlock_irq+0x27/0x80
[  703.140571]  ? _raw_spin_unlock_irq+0x27/0x80
[  703.140574]  vprintk_default+0x28/0x30
[  703.140577]  vprintk_func+0x7e/0x181
[  703.140580]  printk+0xa7/0xcf
[  703.140584]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  703.140588]  ? _raw_spin_unlock_irq+0x60/0x80
[  703.140592]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  703.140595]  dump_header+0x7cc/0xf72
[  703.140599]  ? pagefault_out_of_memory+0x197/0x197
[  703.140603]  ? __lock_acquire+0x62f/0x4c20
[  703.140607]  ? percpu_ref_get_many+0x240/0x240
[  703.140610]  ? print_usage_bug+0xc0/0xc0
[  703.140613]  ? zap_class+0x640/0x640
[  703.140617]  ? print_usage_bug+0xc0/0xc0
[  703.140620]  ? zap_class+0x640/0x640
[  703.140624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  703.140628]  ? find_held_lock+0x36/0x1c0
[  703.140631]  ? mark_held_locks+0xc7/0x130
[  703.140635]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  703.140639]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  703.140643]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  703.140646]  ? trace_hardirqs_on+0xbd/0x310
[  703.140650]  ? kasan_check_read+0x11/0x20
[  703.140654]  ? ___ratelimit+0x3b4/0x672
[  703.140658]  ? trace_hardirqs_off_caller+0x310/0x310
[  703.140661]  ? trace_hardirqs_on+0x310/0x310
[  703.140665]  ? lock_downgrade+0x900/0x900
[  703.140669]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  703.140671]  ? ___r
[  703.140678] Lost 139 message(s)!
[  703.140760] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  703.149103] Call Trace:
[  703.149107]  <IRQ>
[  703.149120]  dump_stack+0x244/0x39d
[  703.149137]  ? dump_stack_print_info.cold.1+0x20/0x20
[  703.152809] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  703.159732]  warn_alloc.cold.116+0xb7/0x1bd
[  703.169058] ksoftirqd/0 cpuset=/ mems_allowed=0
[  703.174399]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  704.186926]  ? lock_downgrade+0x900/0x900
[  704.191087]  ? trace_hardirqs_off+0xb8/0x310
[  704.195491]  ? trace_hardirqs_off+0xb8/0x310
[  704.199895]  __alloc_pages_slowpath+0x26e8/0x2e10
[  704.204756]  ? warn_alloc+0x120/0x120
[  704.208549]  ? warn_alloc+0x120/0x120
[  704.212339]  ? warn_alloc+0x120/0x120
[  704.216139]  ? mark_held_locks+0x130/0x130
[  704.220373]  ? print_usage_bug+0xc0/0xc0
[  704.224432]  ? print_usage_bug+0xc0/0xc0
[  704.228488]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  704.234014]  ? should_fail+0x22d/0xd01
[  704.237897]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  704.242987]  ? __lock_acquire+0x62f/0x4c20
[  704.247213]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  704.252303]  ? __lock_acquire+0x62f/0x4c20
[  704.256527]  ? should_fail+0x22d/0xd01
[  704.260408]  ? mark_held_locks+0x130/0x130
[  704.264633]  ? mark_held_locks+0x130/0x130
[  704.268892]  ? try_to_wake_up+0x11c/0x1490
[  704.273112]  ? lock_downgrade+0x900/0x900
[  704.277252]  ? zap_class+0x640/0x640
[  704.280969]  ? print_usage_bug+0xc0/0xc0
[  704.285013]  ? trace_hardirqs_off+0xb8/0x310
[  704.289406]  ? kasan_check_read+0x11/0x20
[  704.293550]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  704.299076]  ? check_preemption_disabled+0x48/0x280
[  704.304082]  ? __lock_is_held+0xb5/0x140
[  704.308131]  __alloc_pages_nodemask+0xa80/0xde0
[  704.312790]  ? zap_class+0x640/0x640
[  704.316587]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  704.321611]  ? find_held_lock+0x36/0x1c0
[  704.325667]  ? ____cache_alloc_node+0x1c7/0x1e0
[  704.330326]  ? lock_downgrade+0x900/0x900
[  704.334472]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  704.340006]  cache_grow_begin+0xa5/0x8c0
[  704.344053]  ? do_raw_spin_unlock+0xa7/0x330
[  704.348468]  fallback_alloc+0x204/0x2e0
[  704.352440]  ____cache_alloc_node+0x1c7/0x1e0
[  704.356929]  kmem_cache_alloc_node+0xe3/0x730
[  704.361421]  ? ipv6_get_ifaddr+0x42e/0x620
[  704.365662]  __alloc_skb+0x119/0x770
[  704.369366]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  704.374637]  ? netdev_alloc_frag+0x1f0/0x1f0
[  704.379037]  ? lock_downgrade+0x900/0x900
[  704.383184]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  704.388714]  ? refcount_sub_and_test_checked+0x203/0x310
[  704.394157]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  704.399597]  ? addrconf_rs_timer+0x690/0x690
[  704.404001]  ndisc_alloc_skb+0x144/0x340
[  704.408054]  ndisc_send_rs+0x331/0x6e0
[  704.411952]  addrconf_rs_timer+0x314/0x690
[  704.416189]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  704.420422]  call_timer_fn+0x272/0x920
[  704.424302]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  704.428530]  ? process_timeout+0x40/0x40
[  704.432591]  ? mark_held_locks+0xc7/0x130
[  704.436732]  ? _raw_spin_unlock_irq+0x27/0x80
[  704.441219]  ? _raw_spin_unlock_irq+0x27/0x80
[  704.445707]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  704.449929]  ? lockdep_hardirqs_on+0x296/0x5b0
[  704.454498]  ? trace_hardirqs_on+0xbd/0x310
[  704.458809]  ? kasan_check_read+0x11/0x20
[  704.462944]  ? __run_timers+0x7da/0xc70
[  704.466908]  ? trace_hardirqs_off_caller+0x310/0x310
[  704.472004]  ? __queue_work+0x1440/0x1440
[  704.476145]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  704.480369]  __run_timers+0x7e5/0xc70
[  704.484164]  ? timer_fixup_init+0x70/0x70
[  704.488299]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  704.493303]  ? zap_class+0x640/0x640
[  704.497006]  ? print_usage_bug+0xc0/0xc0
[  704.501066]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  704.506246]  ? find_held_lock+0x36/0x1c0
[  704.510298]  ? zap_class+0x640/0x640
[  704.514012]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  704.519536]  ? check_preemption_disabled+0x48/0x280
[  704.524550]  ? __lock_is_held+0xb5/0x140
[  704.528601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  704.534128]  ? check_preemption_disabled+0x48/0x280
[  704.539142]  run_timer_softirq+0x52/0xb0
[  704.543191]  ? rcu_read_lock_sched_held+0x14f/0x180
[  704.548197]  __do_softirq+0x308/0xb7e
[  704.551988]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  704.556471]  ? lock_downgrade+0x900/0x900
[  704.560610]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  704.565709]  ? pvclock_read_flags+0x160/0x160
[  704.570192]  ? lapic_next_event+0x5a/0x90
[  704.574329]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  704.579852]  ? kvm_clock_read+0x18/0x30
[  704.583820]  ? kvm_sched_clock_read+0x9/0x20
[  704.588217]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  704.593741]  ? check_preemption_disabled+0x48/0x280
[  704.598768]  irq_exit+0x17f/0x1c0
[  704.602212]  smp_apic_timer_interrupt+0x1cb/0x760
[  704.607042]  ? smp_reschedule_interrupt+0x109/0x650
[  704.612045]  ? smp_call_function_single_interrupt+0x650/0x650
[  704.617914]  ? interrupt_entry+0xb5/0xc0
[  704.621963]  ? trace_hardirqs_off_caller+0xbb/0x310
[  704.626970]  ? trace_hardirqs_off_caller+0xbb/0x310
[  704.631982]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  704.636817]  ? trace_hardirqs_on_caller+0x310/0x310
[  704.641828]  ? trace_hardirqs_on_caller+0x310/0x310
[  704.646837]  ? task_prio+0x50/0x50
[  704.650483]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  704.656011]  ? check_preemption_disabled+0x48/0x280
[  704.661021]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  704.665975]  apic_timer_interrupt+0xf/0x20
[  704.670195]  </IRQ>
[  704.672426] RIP: 0010:console_unlock+0x102f/0x1190
[  704.677352] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  704.696245] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  704.703938] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  704.711193] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  704.718443] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  704.725705] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  704.732976] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  704.740504]  ? netconsole_netdev_event+0x280/0x280
[  704.745430]  ? console_unlock+0x1026/0x1190
[  704.749788]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  704.754442]  ? vprintk_emit+0x846/0x990
[  704.758409]  ? lock_release+0xa00/0xa00
[  704.762377]  ? trace_hardirqs_on+0x70/0x310
[  704.766687]  ? vprintk_default+0x28/0x30
[  704.770738]  ? trace_hardirqs_off_caller+0x310/0x310
[  704.775836]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  704.781374]  vprintk_emit+0x391/0x990
[  704.785172]  ? wake_up_klogd+0x180/0x180
[  704.789231]  ? find_held_lock+0x11/0x1c0
[  704.793292]  ? mark_held_locks+0xc7/0x130
[  704.797430]  ? _raw_spin_unlock_irq+0x27/0x80
[  704.801912]  ? _raw_spin_unlock_irq+0x27/0x80
[  704.806407]  vprintk_default+0x28/0x30
[  704.810287]  vprintk_func+0x7e/0x181
[  704.813990]  printk+0xa7/0xcf
[  704.817090]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  704.821838]  ? _raw_spin_unlock_irq+0x60/0x80
[  704.826334]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  704.831614]  dump_header+0x7cc/0xf72
[  704.835329]  ? pagefault_out_of_memory+0x197/0x197
[  704.840254]  ? __lock_acquire+0x62f/0x4c20
[  704.844929]  ? percpu_ref_get_many+0x240/0x240
[  704.849500]  ? print_usage_bug+0xc0/0xc0
[  704.853561]  ? zap_class+0x640/0x640
[  704.857266]  ? print_usage_bug+0xc0/0xc0
[  704.861317]  ? zap_class+0x640/0x640
[  704.865032]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  704.870561]  ? find_held_lock+0x36/0x1c0
[  704.874622]  ? mark_held_locks+0xc7/0x130
[  704.878765]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  704.883862]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  704.888967]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  704.893542]  ? trace_hardirqs_on+0xbd/0x310
[  704.897852]  ? kasan_check_read+0x11/0x20
[  704.901988]  ? ___ratelimit+0x3b4/0x672
[  704.905955]  ? trace_hardirqs_off_caller+0x310/0x310
[  704.911048]  ? trace_hardirqs_on+0x310/0x310
[  704.915442]  ? lock_downgrade+0x900/0x900
[  704.919581]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  704.924675]  ? ___ratelimit+0x3b9/0x672
[  704.928635]  ? idr_get_free+0xf70/0xf70
[  704.932601]  ? kasan_check_read+0x11/0x20
[  704.936777]  ? do_raw_spin_unlock+0xa7/0x330
[  704.941187]  oom_kill_process.cold.27+0x10/0x903
[  704.945935]  ? zap_class+0x640/0x640
[  704.949641]  ? _raw_spin_unlock+0x2c/0x50
[  704.953778]  ? oom_badness+0xe6/0xaa0
[  704.957568]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  704.962493]  ? kasan_check_read+0x11/0x20
[  704.966635]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  704.972010]  ? oom_evaluate_task+0x540/0x540
[  704.976413]  ? find_held_lock+0x36/0x1c0
[  704.980482]  ? out_of_memory+0x974/0x1430
[  704.984622]  ? lock_downgrade+0x900/0x900
[  704.988764]  ? check_preemption_disabled+0x48/0x280
[  704.993778]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  704.998701]  ? kasan_check_read+0x11/0x20
[  705.002844]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  705.008115]  ? rcu_softirq_qs+0x20/0x20
[  705.012084]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  705.017621]  ? oom_evaluate_task+0x302/0x540
[  705.022122]  out_of_memory+0xa84/0x1430
[  705.026089]  ? oom_killer_disable+0x3a0/0x3a0
[  705.030573]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  705.035510]  ? __ww_mutex_check_waiters+0x160/0x160
[  705.040522]  __alloc_pages_slowpath+0x2354/0x2e10
[  705.045380]  ? warn_alloc+0x120/0x120
[  705.049169]  ? mark_held_locks+0x130/0x130
[  705.053396]  ? find_get_entry+0xaae/0x1120
[  705.057629]  ? filemap_map_pages+0x1a20/0x1a20
[  705.062204]  ? zap_class+0x640/0x640
[  705.065907]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  705.071429]  ? check_preemption_disabled+0x48/0x280
[  705.076430]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  705.081952]  ? should_fail+0x22d/0xd01
[  705.085829]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  705.090926]  ? zap_class+0x640/0x640
[  705.094647]  ? __lock_is_held+0xb5/0x140
[  705.098701]  ? mark_held_locks+0x130/0x130
[  705.102926]  ? lock_release+0xa00/0xa00
[  705.106888]  ? perf_trace_sched_process_exec+0x860/0x860
[  705.112323]  ? xa_load+0x2ba/0x460
[  705.115860]  ? lock_downgrade+0x900/0x900
[  705.120005]  ? __might_sleep+0x95/0x190
[  705.123969]  __alloc_pages_nodemask+0xa80/0xde0
[  705.128632]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  705.133641]  ? __page_cache_alloc+0x191/0x5c0
[  705.138135]  ? xa_load+0x2e1/0x460
[  705.141665]  ? xa_clear_mark+0x40/0x40
[  705.145543]  ? zap_class+0x640/0x640
[  705.149249]  ? zap_class+0x640/0x640
[  705.152946]  ? zap_class+0x640/0x640
[  705.156645]  ? __do_page_cache_readahead+0x663/0x810
[  705.161737]  ? find_held_lock+0x36/0x1c0
[  705.165792]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  705.171325]  alloc_pages_current+0x173/0x350
[  705.175730]  __page_cache_alloc+0x38c/0x5c0
[  705.180039]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  705.184956]  ? kasan_check_read+0x11/0x20
[  705.189089]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  705.194359]  ? generic_perform_write+0x6a0/0x6a0
[  705.199109]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  705.204639]  ? check_preemption_disabled+0x48/0x280
[  705.209657]  filemap_fault+0x1595/0x25f0
[  705.213721]  ? __lock_page_or_retry+0xa00/0xa00
[  705.218380]  ? mark_held_locks+0x130/0x130
[  705.222615]  ? filemap_map_pages+0xd6b/0x1a20
[  705.227099]  ? lock_downgrade+0x900/0x900
[  705.231233]  ? check_preemption_disabled+0x48/0x280
[  705.236237]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  705.241157]  ? kasan_check_read+0x11/0x20
[  705.245292]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  705.250553]  ? rcu_softirq_qs+0x20/0x20
[  705.254530]  ? filemap_map_pages+0xd92/0x1a20
[  705.259026]  ? find_get_entries_tag+0x1400/0x1400
[  705.263862]  ? debug_object_destroy+0x2b0/0x2b0
[  705.268518]  ? lock_pi_update_atomic+0x150/0x150
[  705.273258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  705.278791]  ? lock_acquire+0x1ed/0x520
[  705.282752]  ? ext4_filemap_fault+0x7a/0xad
[  705.287066]  ? lock_release+0xa00/0xa00
[  705.291022]  ? perf_trace_sched_process_exec+0x860/0x860
[  705.296461]  ? print_usage_bug+0xc0/0xc0
[  705.300513]  ? print_usage_bug+0xc0/0xc0
[  705.304575]  ? down_read+0x8d/0x120
[  705.308186]  ? ext4_filemap_fault+0x7a/0xad
[  705.312498]  ? __down_interruptible+0x700/0x700
[  705.317176]  ext4_filemap_fault+0x82/0xad
[  705.321309]  __do_fault+0x100/0x6b0
[  705.324927]  ? pmd_devmap_trans_unstable+0x220/0x220
[  705.330019]  ? mark_held_locks+0x130/0x130
[  705.334243]  ? mark_held_locks+0x130/0x130
[  705.338478]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  705.344005]  __handle_mm_fault+0x3ea0/0x5be0
[  705.348400]  ? perf_trace_lock+0x7a0/0x7a0
[  705.352640]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  705.357493]  ? zap_class+0x640/0x640
[  705.361198]  ? zap_class+0x640/0x640
[  705.364893]  ? __x64_sys_futex+0x53e/0x6a0
[  705.369114]  ? find_held_lock+0x36/0x1c0
[  705.373166]  ? handle_mm_fault+0x42a/0xc70
[  705.377385]  ? lock_downgrade+0x900/0x900
[  705.381518]  ? check_preemption_disabled+0x48/0x280
[  705.386520]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  705.391443]  ? kasan_check_read+0x11/0x20
[  705.395583]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  705.400850]  ? rcu_softirq_qs+0x20/0x20
[  705.404810]  ? trace_hardirqs_off_caller+0x310/0x310
[  705.409897]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  705.415420]  ? check_preemption_disabled+0x48/0x280
[  705.420449]  handle_mm_fault+0x54f/0xc70
[  705.424505]  ? __handle_mm_fault+0x5be0/0x5be0
[  705.429088]  ? find_vma+0x34/0x190
[  705.432625]  __do_page_fault+0x5e8/0xe60
[  705.436671]  ? trace_hardirqs_off+0xb8/0x310
[  705.441065]  ? retint_kernel+0x2d/0x2d
[  705.444958]  do_page_fault+0xf2/0x7e0
[  705.448744]  ? vmalloc_sync_all+0x30/0x30
[  705.452874]  ? error_entry+0x70/0xd0
[  705.456576]  ? trace_hardirqs_off_caller+0xbb/0x310
[  705.461583]  ? trace_hardirqs_on_caller+0xc0/0x310
[  705.466498]  ? syscall_return_slowpath+0x5e0/0x5e0
[  705.471412]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  705.476241]  ? trace_hardirqs_on_caller+0x310/0x310
[  705.481253]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  705.486693]  ? prepare_exit_to_usermode+0x291/0x3b0
[  705.491694]  ? page_fault+0x8/0x30
[  705.495227]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  705.500060]  ? page_fault+0x8/0x30
[  705.503588]  page_fault+0x1e/0x30
[  705.507028] RIP: 0033:0x45ddf3
[  705.510220] Code: Bad RIP value.
[  705.513574] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  705.518926] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  705.526182] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  705.533439] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  705.540903] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  705.548155] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  705.555430] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  705.555432] Mem-Info:
[  705.555458] active_anon:48059 inactive_anon:331 isolated_anon:0
[  705.555458]  active_file:11 inactive_file:12 isolated_file:0
[  705.555458]  unevictable:0 dirty:0 writeback:0 unstable:0
[  705.555458]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  705.555458]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  705.555458]  free:13684 free_pcp:349 free_cma:0
[  705.562256] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  705.562262] Call Trace:
[  705.564681] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  705.597519]  dump_stack+0x244/0x39d
[  705.606837] 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
[  705.609407]  ? dump_stack_print_info.cold.1+0x20/0x20
[  705.637036] lowmem_reserve[]: 0 2818 6321 6321
[  705.640657]  warn_alloc.cold.116+0xb7/0x1bd
[  705.666725] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  705.671898]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  705.676513] lowmem_reserve[]: 0 0 3503 3503
[  705.676532] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  705.676562] lowmem_reserve[]: 0 0 0 0
[  705.680887]  ? lock_downgrade+0x900/0x900
[  705.708342] 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
[  705.713174]  ? trace_hardirqs_off+0xb8/0x310
[  705.717547] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  705.746600]  ? trace_hardirqs_off+0xb8/0x310
[  705.750360] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  705.754493]  __alloc_pages_slowpath+0x26e8/0x2e10
[  705.767982] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  705.772388]  ? warn_alloc+0x120/0x120
[  705.787507] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  705.791914]  ? print_usage_bug+0xc0/0xc0
[  705.806199] 403 total pagecache pages
[  705.811030]  ? warn_alloc+0x120/0x120
[  705.819852] 0 pages in swap cache
[  705.823627]  ? warn_alloc+0x120/0x120
[  705.832174] Swap cache stats: add 0, delete 0, find 0/0
[  705.836210]  ? print_usage_bug+0xc0/0xc0
[  705.839974] Free swap  = 0kB
[  705.843760]  ? print_usage_bug+0xc0/0xc0
[  705.847633] Total swap = 0kB
[  705.847641] 1965979 pages RAM
[  705.851428]  ? __lock_acquire+0x62f/0x4c20
[  705.856752] 0 pages HighMem/MovableOnly
[  705.860796]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  705.863777] 342853 pages reserved
[  705.867814]  ? should_fail+0x22d/0xd01
[  705.870804] 0 pages cma reserved
[  705.873892]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  705.878316] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.966 msecs
[  705.882037]  ? __lock_acquire+0x62f/0x4c20
[  705.887593] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  705.890974]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  705.894894] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  705.898169]  ? __lock_acquire+0x62f/0x4c20
[  705.903257] syz-fuzzer cpuset=/ mems_allowed=0
[  705.911731]  ? should_fail+0x22d/0xd01
[  705.950422]  ? find_held_lock+0x36/0x1c0
[  705.954482]  ? mark_held_locks+0x130/0x130
[  705.958720]  ? mark_held_locks+0x130/0x130
[  705.962938]  ? zap_class+0x640/0x640
[  705.966642]  ? mark_held_locks+0xc7/0x130
[  705.970775]  ? do_raw_spin_unlock+0xa7/0x330
[  705.975171]  ? zap_class+0x640/0x640
[  705.978871]  ? print_usage_bug+0xc0/0xc0
[  705.982937]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  705.988466]  ? check_preemption_disabled+0x48/0x280
[  705.993479]  ? __lock_is_held+0xb5/0x140
[  705.997543]  __alloc_pages_nodemask+0xa80/0xde0
[  706.002201]  ? zap_class+0x640/0x640
[  706.005923]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  706.010934]  ? find_held_lock+0x36/0x1c0
[  706.014989]  ? ____cache_alloc_node+0x1c7/0x1e0
[  706.019646]  ? lock_downgrade+0x900/0x900
[  706.023786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  706.029316]  cache_grow_begin+0xa5/0x8c0
[  706.033365]  ? do_raw_spin_unlock+0xa7/0x330
[  706.037783]  fallback_alloc+0x204/0x2e0
[  706.041765]  ____cache_alloc_node+0x1c7/0x1e0
[  706.046261]  kmem_cache_alloc_node+0xe3/0x730
[  706.050754]  ? ipv6_get_ifaddr+0x42e/0x620
[  706.055010]  __alloc_skb+0x119/0x770
[  706.058714]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  706.063982]  ? netdev_alloc_frag+0x1f0/0x1f0
[  706.068396]  ? lock_downgrade+0x900/0x900
[  706.072545]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  706.078074]  ? refcount_sub_and_test_checked+0x203/0x310
[  706.083525]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  706.088969]  ? addrconf_rs_timer+0x690/0x690
[  706.093379]  ndisc_alloc_skb+0x144/0x340
[  706.097441]  ndisc_send_rs+0x331/0x6e0
[  706.101326]  addrconf_rs_timer+0x314/0x690
[  706.105565]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  706.109803]  call_timer_fn+0x272/0x920
[  706.113683]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  706.117913]  ? process_timeout+0x40/0x40
[  706.121973]  ? __run_timers+0x7da/0xc70
[  706.125943]  ? _raw_spin_unlock_irq+0x27/0x80
[  706.130423]  ? _raw_spin_unlock_irq+0x27/0x80
[  706.134909]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  706.139137]  ? lockdep_hardirqs_on+0x296/0x5b0
[  706.143710]  ? trace_hardirqs_on+0xbd/0x310
[  706.148024]  ? kasan_check_read+0x11/0x20
[  706.152157]  ? __run_timers+0x7da/0xc70
[  706.156124]  ? trace_hardirqs_off_caller+0x310/0x310
[  706.161223]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  706.165469]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  706.169700]  __run_timers+0x7e5/0xc70
[  706.173506]  ? timer_fixup_init+0x70/0x70
[  706.177645]  ? _raw_spin_unlock_irq+0x27/0x80
[  706.182128]  ? _raw_spin_unlock_irq+0x27/0x80
[  706.186619]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  706.191193]  ? trace_hardirqs_on+0xbd/0x310
[  706.195511]  ? kasan_check_read+0x11/0x20
[  706.199654]  ? finish_task_switch+0x1f4/0x910
[  706.204146]  ? trace_hardirqs_off_caller+0x310/0x310
[  706.209241]  ? compat_start_thread+0x80/0x80
[  706.213661]  ? pvclock_read_flags+0x160/0x160
[  706.218149]  ? __switch_to_asm+0x34/0x70
[  706.222204]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  706.227741]  ? check_preemption_disabled+0x48/0x280
[  706.232762]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  706.238293]  ? rcu_pm_notify+0xc0/0xc0
[  706.242170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  706.247702]  ? check_preemption_disabled+0x48/0x280
[  706.252716]  run_timer_softirq+0x52/0xb0
[  706.256772]  ? rcu_read_lock_sched_held+0x14f/0x180
[  706.261779]  __do_softirq+0x308/0xb7e
[  706.265584]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  706.270685]  ? schedule+0x108/0x460
[  706.274311]  ? trace_hardirqs_off+0xb8/0x310
[  706.278711]  ? smpboot_thread_fn+0x68b/0xa00
[  706.283116]  ? trace_hardirqs_on+0x310/0x310
[  706.287517]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  706.293045]  ? check_preemption_disabled+0x48/0x280
[  706.298051]  ? takeover_tasklets+0xa90/0xa90
[  706.302453]  run_ksoftirqd+0x5e/0x100
[  706.306245]  smpboot_thread_fn+0x68b/0xa00
[  706.310484]  ? sort_range+0x30/0x30
[  706.314100]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  706.319194]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  706.324723]  ? __kthread_parkme+0xfb/0x1a0
[  706.328956]  ? sort_range+0x30/0x30
[  706.332574]  kthread+0x35a/0x440
[  706.335948]  ? kthread_stop+0x900/0x900
[  706.339911]  ret_from_fork+0x3a/0x50
[  706.343632] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  706.343698] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  706.350635] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  706.350642] Call Trace:
[  706.357184] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  706.366447]  <IRQ>
[  706.369019] ksoftirqd/0 cpuset=/ mems_allowed=0
[  706.379321]  dump_stack+0x244/0x39d
[  706.389701]  ? dump_stack_print_info.cold.1+0x20/0x20
[  706.394894]  warn_alloc.cold.116+0xb7/0x1bd
[  706.399213]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  706.404053]  ? lock_downgrade+0x900/0x900
[  706.408194]  ? trace_hardirqs_off+0xb8/0x310
[  706.412600]  ? trace_hardirqs_off+0xb8/0x310
[  706.417026]  __alloc_pages_slowpath+0x26e8/0x2e10
[  706.421884]  ? warn_alloc+0x120/0x120
[  706.425682]  ? print_usage_bug+0xc0/0xc0
[  706.429737]  ? warn_alloc+0x120/0x120
[  706.433536]  ? warn_alloc+0x120/0x120
[  706.437333]  ? print_usage_bug+0xc0/0xc0
[  706.441385]  ? kvm_clock_read+0x18/0x30
[  706.445351]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  706.450358]  ? print_usage_bug+0xc0/0xc0
[  706.454415]  ? __lock_acquire+0x62f/0x4c20
[  706.458647]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  706.464174]  ? should_fail+0x22d/0xd01
[  706.468048]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  706.473317]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  706.478409]  ? __lock_acquire+0x62f/0x4c20
[  706.482641]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  706.487736]  ? __lock_acquire+0x62f/0x4c20
[  706.491973]  ? should_fail+0x22d/0xd01
[  706.495852]  ? rcu_irq_exit+0x1a2/0x390
[  706.499829]  ? mark_held_locks+0x130/0x130
[  706.504065]  ? mark_held_locks+0x130/0x130
[  706.508301]  ? mark_held_locks+0xc7/0x130
[  706.512445]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  706.517469]  ? zap_class+0x640/0x640
[  706.521175]  ? print_usage_bug+0xc0/0xc0
[  706.525231]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  706.531021]  ? check_preemption_disabled+0x48/0x280
[  706.536039]  ? __lock_is_held+0xb5/0x140
[  706.540095]  __alloc_pages_nodemask+0xa80/0xde0
[  706.544774]  ? zap_class+0x640/0x640
[  706.548485]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  706.553518]  ? find_held_lock+0x36/0x1c0
[  706.557586]  ? ____cache_alloc_node+0x1c7/0x1e0
[  706.562253]  ? lock_downgrade+0x900/0x900
[  706.566399]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  706.571936]  cache_grow_begin+0xa5/0x8c0
[  706.575989]  ? do_raw_spin_unlock+0xa7/0x330
[  706.580396]  fallback_alloc+0x204/0x2e0
[  706.584371]  ____cache_alloc_node+0x1c7/0x1e0
[  706.588864]  kmem_cache_alloc_node+0xe3/0x730
[  706.593349]  ? ipv6_get_ifaddr+0x42e/0x620
[  706.597587]  __alloc_skb+0x119/0x770
[  706.601294]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  706.606568]  ? netdev_alloc_frag+0x1f0/0x1f0
[  706.610970]  ? lock_downgrade+0x900/0x900
[  706.615135]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  706.620670]  ? refcount_sub_and_test_checked+0x203/0x310
[  706.626119]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  706.631996]  ? addrconf_rs_timer+0x690/0x690
[  706.636409]  ndisc_alloc_skb+0x144/0x340
[  706.640483]  ndisc_send_rs+0x331/0x6e0
[  706.644375]  addrconf_rs_timer+0x314/0x690
[  706.648608]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  706.652857]  call_timer_fn+0x272/0x920
[  706.656738]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  706.660962]  ? process_timeout+0x40/0x40
[  706.665022]  ? mark_held_locks+0xc7/0x130
[  706.669162]  ? _raw_spin_unlock_irq+0x27/0x80
[  706.673651]  ? _raw_spin_unlock_irq+0x27/0x80
[  706.678139]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  706.682366]  ? lockdep_hardirqs_on+0x296/0x5b0
[  706.686944]  ? trace_hardirqs_on+0xbd/0x310
[  706.691257]  ? kasan_check_read+0x11/0x20
[  706.695404]  ? __run_timers+0x7da/0xc70
[  706.699377]  ? trace_hardirqs_off_caller+0x310/0x310
[  706.704478]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  706.708711]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  706.712938]  __run_timers+0x7e5/0xc70
[  706.716738]  ? timer_fixup_init+0x70/0x70
[  706.720896]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  706.725904]  ? zap_class+0x640/0x640
[  706.729614]  ? print_usage_bug+0xc0/0xc0
[  706.733666]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  706.738853]  ? find_held_lock+0x36/0x1c0
[  706.742911]  ? zap_class+0x640/0x640
[  706.746618]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  706.752148]  ? check_preemption_disabled+0x48/0x280
[  706.757168]  ? __lock_is_held+0xb5/0x140
[  706.761224]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  706.766755]  ? check_preemption_disabled+0x48/0x280
[  706.771768]  run_timer_softirq+0x52/0xb0
[  706.775825]  ? rcu_read_lock_sched_held+0x14f/0x180
[  706.780849]  __do_softirq+0x308/0xb7e
[  706.784647]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  706.789133]  ? lock_downgrade+0x900/0x900
[  706.793279]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  706.798379]  ? pvclock_read_flags+0x160/0x160
[  706.802867]  ? lapic_next_event+0x5a/0x90
[  706.807011]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  706.812543]  ? kvm_clock_read+0x18/0x30
[  706.816509]  ? kvm_sched_clock_read+0x9/0x20
[  706.820913]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  706.826449]  ? check_preemption_disabled+0x48/0x280
[  706.831460]  irq_exit+0x17f/0x1c0
[  706.834902]  smp_apic_timer_interrupt+0x1cb/0x760
[  706.839730]  ? smp_reschedule_interrupt+0x109/0x650
[  706.844738]  ? smp_call_function_single_interrupt+0x650/0x650
[  706.850610]  ? interrupt_entry+0xb5/0xc0
[  706.854665]  ? trace_hardirqs_off_caller+0xbb/0x310
[  706.859671]  ? trace_hardirqs_off_caller+0xbb/0x310
[  706.864679]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  706.869515]  ? trace_hardirqs_on_caller+0x310/0x310
[  706.874520]  ? trace_hardirqs_on_caller+0x310/0x310
[  706.879530]  ? task_prio+0x50/0x50
[  706.883066]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  706.888599]  ? check_preemption_disabled+0x48/0x280
[  706.893613]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  706.898455]  apic_timer_interrupt+0xf/0x20
[  706.902673]  </IRQ>
[  706.904904] RIP: 0010:console_unlock+0x102f/0x1190
[  706.909829] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  706.928722] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  706.936424] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  706.943682] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  706.950940] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  706.958197] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  706.965455] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  706.972725]  ? netconsole_netdev_event+0x280/0x280
[  706.977648]  ? console_unlock+0x1026/0x1190
[  706.981977]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  706.986636]  ? vprintk_emit+0x846/0x990
[  706.990604]  ? lock_release+0xa00/0xa00
[  706.994565]  ? trace_hardirqs_on+0x70/0x310
[  706.998880]  ? vprintk_default+0x28/0x30
[  707.002933]  ? trace_hardirqs_off_caller+0x310/0x310
[  707.008031]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  707.013564]  vprintk_emit+0x391/0x990
[  707.017360]  ? wake_up_klogd+0x180/0x180
[  707.021428]  ? find_held_lock+0x11/0x1c0
[  707.025487]  ? mark_held_locks+0xc7/0x130
[  707.029629]  ? _raw_spin_unlock_irq+0x27/0x80
[  707.034116]  ? _raw_spin_unlock_irq+0x27/0x80
[  707.038611]  vprintk_default+0x28/0x30
[  707.042499]  vprintk_func+0x7e/0x181
[  707.046205]  printk+0xa7/0xcf
[  707.049307]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  707.054058]  ? _raw_spin_unlock_irq+0x60/0x80
[  707.058556]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  707.063830]  dump_header+0x7cc/0xf72
[  707.067548]  ? pagefault_out_of_memory+0x197/0x197
[  707.072475]  ? __lock_acquire+0x62f/0x4c20
[  707.076704]  ? percpu_ref_get_many+0x240/0x240
[  707.081279]  ? print_usage_bug+0xc0/0xc0
[  707.085334]  ? zap_class+0x640/0x640
[  707.089045]  ? print_usage_bug+0xc0/0xc0
[  707.093107]  ? zap_class+0x640/0x640
[  707.096817]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  707.102345]  ? find_held_lock+0x36/0x1c0
[  707.106429]  ? mark_held_locks+0xc7/0x130
[  707.110567]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  707.115673]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  707.120782]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  707.125354]  ? trace_hardirqs_on+0xbd/0x310
[  707.129669]  ? kasan_check_read+0x11/0x20
[  707.133810]  ? ___ratelimit+0x3b4/0x672
[  707.137775]  ? trace_hardirqs_off_caller+0x310/0x310
[  707.142870]  ? trace_hardirqs_on+0x310/0x310
[  707.147265]  ? lock_downgrade+0x900/0x900
[  707.151412]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  707.156508]  ? ___ratelimit+0x3b9/0x672
[  707.160495]  ? idr_get_free+0xf70/0xf70
[  707.164458]  ? kasan_check_read+0x11/0x20
[  707.168599]  ? do_raw_spin_unlock+0xa7/0x330
[  707.173000]  oom_kill_process.cold.27+0x10/0x903
[  707.177742]  ? zap_class+0x640/0x640
[  707.181446]  ? _raw_spin_unlock+0x2c/0x50
[  707.185585]  ? oom_badness+0xe6/0xaa0
[  707.189376]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  707.194303]  ? kasan_check_read+0x11/0x20
[  707.198440]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  707.203713]  ? oom_evaluate_task+0x540/0x540
[  707.208123]  ? find_held_lock+0x36/0x1c0
[  707.212187]  ? out_of_memory+0x974/0x1430
[  707.216330]  ? lock_downgrade+0x900/0x900
[  707.220475]  ? check_preemption_disabled+0x48/0x280
[  707.225488]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  707.230414]  ? kasan_check_read+0x11/0x20
[  707.234566]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  707.239839]  ? rcu_softirq_qs+0x20/0x20
[  707.243829]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  707.249366]  ? oom_evaluate_task+0x302/0x540
[  707.253797]  out_of_memory+0xa84/0x1430
[  707.257786]  ? oom_killer_disable+0x3a0/0x3a0
[  707.262274]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  707.267201]  ? __ww_mutex_check_waiters+0x160/0x160
[  707.272222]  __alloc_pages_slowpath+0x2354/0x2e10
[  707.277082]  ? warn_alloc+0x120/0x120
[  707.280872]  ? mark_held_locks+0x130/0x130
[  707.285126]  ? find_get_entry+0xaae/0x1120
[  707.289365]  ? filemap_map_pages+0x1a20/0x1a20
[  707.293947]  ? zap_class+0x640/0x640
[  707.297746]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  707.303280]  ? check_preemption_disabled+0x48/0x280
[  707.308287]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  707.313815]  ? should_fail+0x22d/0xd01
[  707.317696]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  707.322900]  ? zap_class+0x640/0x640
[  707.326630]  ? __lock_is_held+0xb5/0x140
[  707.330715]  ? mark_held_locks+0x130/0x130
[  707.334952]  ? lock_release+0xa00/0xa00
[  707.338924]  ? perf_trace_sched_process_exec+0x860/0x860
[  707.344367]  ? xa_load+0x2ba/0x460
[  707.347907]  ? lock_downgrade+0x900/0x900
[  707.352049]  ? __might_sleep+0x95/0x190
[  707.356014]  __alloc_pages_nodemask+0xa80/0xde0
[  707.360673]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  707.365680]  ? __page_cache_alloc+0x191/0x5c0
[  707.370165]  ? xa_load+0x2e1/0x460
[  707.373692]  ? xa_clear_mark+0x40/0x40
[  707.377566]  ? zap_class+0x640/0x640
[  707.381273]  ? zap_class+0x640/0x640
[  707.384976]  ? zap_class+0x640/0x640
[  707.388693]  ? __do_page_cache_readahead+0x663/0x810
[  707.393806]  ? find_held_lock+0x36/0x1c0
[  707.397858]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  707.403396]  alloc_pages_current+0x173/0x350
[  707.407800]  __page_cache_alloc+0x38c/0x5c0
[  707.412108]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  707.417037]  ? kasan_check_read+0x11/0x20
[  707.421172]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  707.426528]  ? generic_perform_write+0x6a0/0x6a0
[  707.431273]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  707.436803]  ? check_preemption_disabled+0x48/0x280
[  707.441811]  filemap_fault+0x1595/0x25f0
[  707.445866]  ? __lock_page_or_retry+0xa00/0xa00
[  707.450523]  ? mark_held_locks+0x130/0x130
[  707.454751]  ? filemap_map_pages+0xd6b/0x1a20
[  707.459241]  ? lock_downgrade+0x900/0x900
[  707.463386]  ? check_preemption_disabled+0x48/0x280
[  707.468391]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  707.473304]  ? kasan_check_read+0x11/0x20
[  707.477440]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  707.482703]  ? rcu_softirq_qs+0x20/0x20
[  707.486690]  ? filemap_map_pages+0xd92/0x1a20
[  707.491189]  ? find_get_entries_tag+0x1400/0x1400
[  707.496023]  ? debug_object_destroy+0x2b0/0x2b0
[  707.500681]  ? lock_pi_update_atomic+0x150/0x150
[  707.505441]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  707.510980]  ? lock_acquire+0x1ed/0x520
[  707.514940]  ? ext4_filemap_fault+0x7a/0xad
[  707.519255]  ? lock_release+0xa00/0xa00
[  707.523219]  ? perf_trace_sched_process_exec+0x860/0x860
[  707.528662]  ? print_usage_bug+0xc0/0xc0
[  707.532712]  ? print_usage_bug+0xc0/0xc0
[  707.536772]  ? down_read+0x8d/0x120
[  707.540385]  ? ext4_filemap_fault+0x7a/0xad
[  707.544699]  ? __down_interruptible+0x700/0x700
[  707.549366]  ext4_filemap_fault+0x82/0xad
[  707.553498]  __do_fault+0x100/0x6b0
[  707.557122]  ? pmd_devmap_trans_unstable+0x220/0x220
[  707.562219]  ? mark_held_locks+0x130/0x130
[  707.566449]  ? mark_held_locks+0x130/0x130
[  707.570691]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  707.576225]  __handle_mm_fault+0x3ea0/0x5be0
[  707.580624]  ? perf_trace_lock+0x7a0/0x7a0
[  707.584856]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  707.589711]  ? zap_class+0x640/0x640
[  707.593416]  ? zap_class+0x640/0x640
[  707.597139]  ? __x64_sys_futex+0x53e/0x6a0
[  707.601402]  ? find_held_lock+0x36/0x1c0
[  707.605503]  ? handle_mm_fault+0x42a/0xc70
[  707.609761]  ? lock_downgrade+0x900/0x900
[  707.613925]  ? check_preemption_disabled+0x48/0x280
[  707.618959]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  707.623905]  ? kasan_check_read+0x11/0x20
[  707.628083]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  707.633377]  ? rcu_softirq_qs+0x20/0x20
[  707.637370]  ? trace_hardirqs_off_caller+0x310/0x310
[  707.642486]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  707.648022]  ? check_preemption_disabled+0x48/0x280
[  707.653042]  handle_mm_fault+0x54f/0xc70
[  707.657098]  ? __handle_mm_fault+0x5be0/0x5be0
[  707.661676]  ? find_vma+0x34/0x190
[  707.665217]  __do_page_fault+0x5e8/0xe60
[  707.669269]  ? trace_hardirqs_off+0xb8/0x310
[  707.673678]  ? retint_kernel+0x2d/0x2d
[  707.677766]  do_page_fault+0xf2/0x7e0
[  707.681575]  ? vmalloc_sync_all+0x30/0x30
[  707.685724]  ? error_entry+0x70/0xd0
[  707.689429]  ? trace_hardirqs_off_caller+0xbb/0x310
[  707.694437]  ? trace_hardirqs_on_caller+0xc0/0x310
[  707.699366]  ? syscall_return_slowpath+0x5e0/0x5e0
[  707.704288]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  707.709129]  ? trace_hardirqs_on_caller+0x310/0x310
[  707.714139]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  707.719584]  ? prepare_exit_to_usermode+0x291/0x3b0
[  707.724591]  ? page_fault+0x8/0x30
[  707.728137]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  707.732970]  ? page_fault+0x8/0x30
[  707.736501]  page_fault+0x1e/0x30
[  707.739947] RIP: 0033:0x45ddf3
[  707.743140] Code: Bad RIP value.
[  707.746490] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  707.751845] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  707.759105] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  707.766369] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  707.773631] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  707.780894] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  707.788179] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  707.788184] warn_alloc_show_mem: 1 callbacks suppressed
[  707.788189] Mem-Info:
[  707.795020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  707.800381] active_anon:48059 inactive_anon:331 isolated_anon:0
[  707.800381]  active_file:11 inactive_file:12 isolated_file:0
[  707.800381]  unevictable:0 dirty:0 writeback:0 unstable:0
[  707.800381]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  707.800381]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  707.800381]  free:13684 free_pcp:349 free_cma:0
[  707.802745] Call Trace:
[  707.812113] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  707.845125]  dump_stack+0x244/0x39d
[  707.847674] 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
[  707.875333]  ? dump_stack_print_info.cold.1+0x20/0x20
[  707.878923] lowmem_reserve[]: 0 2818 6321 6321
[  707.905020]  warn_alloc.cold.116+0xb7/0x1bd
[  707.910167] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  707.914732]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  707.919014] lowmem_reserve[]: 0 0 3503 3503
[  707.946493]  ? lock_downgrade+0x900/0x900
[  707.951297] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  707.955616]  ? trace_hardirqs_off+0xb8/0x310
[  707.959723] lowmem_reserve[]: 0 0 0 0
[  707.988766]  ? trace_hardirqs_off+0xb8/0x310
[  707.993138] 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
[  707.996925]  __alloc_pages_slowpath+0x26e8/0x2e10
[  708.001293] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  708.014832]  ? warn_alloc+0x120/0x120
[  708.019622] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  708.034774]  ? print_usage_bug+0xc0/0xc0
[  708.038543] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  708.052822]  ? warn_alloc+0x120/0x120
[  708.056852] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  708.065660]  ? warn_alloc+0x120/0x120
[  708.069424] 403 total pagecache pages
[  708.077973]  ? print_usage_bug+0xc0/0xc0
[  708.081743] 0 pages in swap cache
[  708.085516]  ? print_usage_bug+0xc0/0xc0
[  708.089543] Swap cache stats: add 0, delete 0, find 0/0
[  708.092972]  ? __lock_acquire+0x62f/0x4c20
[  708.096996] Free swap  = 0kB
[  708.102337]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  708.106536] Total swap = 0kB
[  708.109532]  ? should_fail+0x22d/0xd01
[  708.115029] 1965979 pages RAM
[  708.118026]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  708.121875] 0 pages HighMem/MovableOnly
[  708.124958]  ? __lock_acquire+0x62f/0x4c20
[  708.130025] 342853 pages reserved
[  708.133976]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  708.138175] 0 pages cma reserved
[  708.141604]  ? __lock_acquire+0x62f/0x4c20
[  708.146726] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  708.150012]  ? should_fail+0x22d/0xd01
[  708.150026]  ? find_held_lock+0x36/0x1c0
[  708.154321] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  708.160718]  ? mark_held_locks+0x130/0x130
[  708.164567] syz-fuzzer cpuset=/ mems_allowed=0
[  708.168607]  ? mark_held_locks+0x130/0x130
[  708.191800]  ? zap_class+0x640/0x640
[  708.195508]  ? mark_held_locks+0xc7/0x130
[  708.199640]  ? do_raw_spin_unlock+0xa7/0x330
[  708.204033]  ? zap_class+0x640/0x640
[  708.207751]  ? print_usage_bug+0xc0/0xc0
[  708.211802]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  708.217324]  ? check_preemption_disabled+0x48/0x280
[  708.222338]  ? __lock_is_held+0xb5/0x140
[  708.226391]  __alloc_pages_nodemask+0xa80/0xde0
[  708.231048]  ? zap_class+0x640/0x640
[  708.234754]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  708.239765]  ? find_held_lock+0x36/0x1c0
[  708.243826]  ? ____cache_alloc_node+0x1c7/0x1e0
[  708.248482]  ? lock_downgrade+0x900/0x900
[  708.252617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  708.258151]  cache_grow_begin+0xa5/0x8c0
[  708.262199]  ? do_raw_spin_unlock+0xa7/0x330
[  708.266599]  fallback_alloc+0x204/0x2e0
[  708.270564]  ____cache_alloc_node+0x1c7/0x1e0
[  708.275049]  kmem_cache_alloc_node+0xe3/0x730
[  708.279534]  ? ipv6_get_ifaddr+0x42e/0x620
[  708.283765]  __alloc_skb+0x119/0x770
[  708.287464]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  708.292731]  ? netdev_alloc_frag+0x1f0/0x1f0
[  708.297125]  ? lock_downgrade+0x900/0x900
[  708.301266]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  708.306794]  ? refcount_sub_and_test_checked+0x203/0x310
[  708.312231]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  708.317777]  ? addrconf_rs_timer+0x690/0x690
[  708.322178]  ndisc_alloc_skb+0x144/0x340
[  708.326235]  ndisc_send_rs+0x331/0x6e0
[  708.330117]  addrconf_rs_timer+0x314/0x690
[  708.334349]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  708.338577]  call_timer_fn+0x272/0x920
[  708.342450]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  708.346669]  ? process_timeout+0x40/0x40
[  708.350726]  ? __run_timers+0x7da/0xc70
[  708.354690]  ? _raw_spin_unlock_irq+0x27/0x80
[  708.359168]  ? _raw_spin_unlock_irq+0x27/0x80
[  708.363650]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  708.367883]  ? lockdep_hardirqs_on+0x296/0x5b0
[  708.372454]  ? trace_hardirqs_on+0xbd/0x310
[  708.376760]  ? kasan_check_read+0x11/0x20
[  708.380891]  ? __run_timers+0x7da/0xc70
[  708.384850]  ? trace_hardirqs_off_caller+0x310/0x310
[  708.389941]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  708.394166]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  708.398382]  __run_timers+0x7e5/0xc70
[  708.402177]  ? timer_fixup_init+0x70/0x70
[  708.406316]  ? _raw_spin_unlock_irq+0x27/0x80
[  708.410793]  ? _raw_spin_unlock_irq+0x27/0x80
[  708.415292]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  708.419859]  ? trace_hardirqs_on+0xbd/0x310
[  708.424165]  ? kasan_check_read+0x11/0x20
[  708.428328]  ? finish_task_switch+0x1f4/0x910
[  708.432820]  ? trace_hardirqs_off_caller+0x310/0x310
[  708.437909]  ? compat_start_thread+0x80/0x80
[  708.442319]  ? pvclock_read_flags+0x160/0x160
[  708.446796]  ? __switch_to_asm+0x34/0x70
[  708.450862]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  708.456395]  ? check_preemption_disabled+0x48/0x280
[  708.461410]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  708.466939]  ? rcu_pm_notify+0xc0/0xc0
[  708.470817]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  708.476344]  ? check_preemption_disabled+0x48/0x280
[  708.481357]  run_timer_softirq+0x52/0xb0
[  708.485424]  ? rcu_read_lock_sched_held+0x14f/0x180
[  708.490432]  __do_softirq+0x308/0xb7e
[  708.494245]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  708.499360]  ? schedule+0x108/0x460
[  708.502989]  ? trace_hardirqs_off+0xb8/0x310
[  708.507390]  ? smpboot_thread_fn+0x68b/0xa00
[  708.511792]  ? trace_hardirqs_on+0x310/0x310
[  708.516192]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  708.521819]  ? check_preemption_disabled+0x48/0x280
[  708.526829]  ? takeover_tasklets+0xa90/0xa90
[  708.531227]  run_ksoftirqd+0x5e/0x100
[  708.535017]  smpboot_thread_fn+0x68b/0xa00
[  708.539266]  ? sort_range+0x30/0x30
[  708.542882]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  708.547971]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  708.553500]  ? __kthread_parkme+0xfb/0x1a0
[  708.557728]  ? sort_range+0x30/0x30
[  708.561344]  kthread+0x35a/0x440
[  708.564701]  ? kthread_stop+0x900/0x900
[  708.568664]  ret_from_fork+0x3a/0x50
[  708.572379] CPU: 1 PID: 5928 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #144
[  708.572440] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  708.579381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  708.579388] Call Trace:
[  708.586001] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  708.595188]  <IRQ>
[  708.597748] ksoftirqd/0 cpuset=/ mems_allowed=0
[  708.608041]  dump_stack+0x244/0x39d
[  708.618533]  ? dump_stack_print_info.cold.1+0x20/0x20
[  708.623720]  warn_alloc.cold.116+0xb7/0x1bd
[  708.628045]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  708.632886]  ? lock_downgrade+0x900/0x900
[  708.637035]  ? trace_hardirqs_off+0xb8/0x310
[  708.641439]  ? trace_hardirqs_off+0xb8/0x310
[  708.645846]  __alloc_pages_slowpath+0x26e8/0x2e10
[  708.650705]  ? warn_alloc+0x120/0x120
[  708.654500]  ? print_usage_bug+0xc0/0xc0
[  708.658559]  ? warn_alloc+0x120/0x120
[  708.662370]  ? warn_alloc+0x120/0x120
[  708.666160]  ? print_usage_bug+0xc0/0xc0
[  708.670208]  ? kvm_clock_read+0x18/0x30
[  708.674173]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  708.679179]  ? print_usage_bug+0xc0/0xc0
[  708.683232]  ? __lock_acquire+0x62f/0x4c20
[  708.687464]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  708.692993]  ? should_fail+0x22d/0xd01
[  708.696872]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  708.702141]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  708.707236]  ? __lock_acquire+0x62f/0x4c20
[  708.711470]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  708.716562]  ? __lock_acquire+0x62f/0x4c20
[  708.720875]  ? should_fail+0x22d/0xd01
[  708.724748]  ? rcu_irq_exit+0x1a2/0x390
[  708.728721]  ? mark_held_locks+0x130/0x130
[  708.732954]  ? mark_held_locks+0x130/0x130
[  708.737195]  ? mark_held_locks+0xc7/0x130
[  708.741420]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  708.746423]  ? zap_class+0x640/0x640
[  708.750124]  ? print_usage_bug+0xc0/0xc0
[  708.754171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  708.759691]  ? check_preemption_disabled+0x48/0x280
[  708.764705]  ? __lock_is_held+0xb5/0x140
[  708.768756]  __alloc_pages_nodemask+0xa80/0xde0
[  708.773411]  ? zap_class+0x640/0x640
[  708.777117]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  708.782130]  ? find_held_lock+0x36/0x1c0
[  708.786189]  ? ____cache_alloc_node+0x1c7/0x1e0
[  708.790845]  ? lock_downgrade+0x900/0x900
[  708.794990]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  708.800521]  cache_grow_begin+0xa5/0x8c0
[  708.804570]  ? do_raw_spin_unlock+0xa7/0x330
[  708.808976]  fallback_alloc+0x204/0x2e0
[  708.812944]  ____cache_alloc_node+0x1c7/0x1e0
[  708.817429]  kmem_cache_alloc_node+0xe3/0x730
[  708.821914]  ? ipv6_get_ifaddr+0x42e/0x620
[  708.826142]  __alloc_skb+0x119/0x770
[  708.829842]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  708.835109]  ? netdev_alloc_frag+0x1f0/0x1f0
[  708.839507]  ? lock_downgrade+0x900/0x900
[  708.843651]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  708.849172]  ? refcount_sub_and_test_checked+0x203/0x310
[  708.854610]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  708.860045]  ? addrconf_rs_timer+0x690/0x690
[  708.864540]  ndisc_alloc_skb+0x144/0x340
[  708.868597]  ndisc_send_rs+0x331/0x6e0
[  708.872479]  addrconf_rs_timer+0x314/0x690
[  708.876708]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  708.880935]  call_timer_fn+0x272/0x920
[  708.884807]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  708.889026]  ? process_timeout+0x40/0x40
[  708.893077]  ? mark_held_locks+0xc7/0x130
[  708.897226]  ? _raw_spin_unlock_irq+0x27/0x80
[  708.901717]  ? _raw_spin_unlock_irq+0x27/0x80
[  708.906196]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  708.910435]  ? lockdep_hardirqs_on+0x296/0x5b0
[  708.915009]  ? trace_hardirqs_on+0xbd/0x310
[  708.919315]  ? kasan_check_read+0x11/0x20
[  708.923457]  ? __run_timers+0x7da/0xc70
[  708.927419]  ? trace_hardirqs_off_caller+0x310/0x310
[  708.932512]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  708.936738]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  708.940971]  __run_timers+0x7e5/0xc70
[  708.944771]  ? timer_fixup_init+0x70/0x70
[  708.948911]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  708.953914]  ? zap_class+0x640/0x640
[  708.957621]  ? print_usage_bug+0xc0/0xc0
[  708.961671]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  708.966857]  ? find_held_lock+0x36/0x1c0
[  708.970910]  ? zap_class+0x640/0x640
[  708.974615]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  708.980138]  ? check_preemption_disabled+0x48/0x280
[  708.985150]  ? __lock_is_held+0xb5/0x140
[  708.989214]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  708.994748]  ? check_preemption_disabled+0x48/0x280
[  708.999756]  run_timer_softirq+0x52/0xb0
[  709.003803]  ? rcu_read_lock_sched_held+0x14f/0x180
[  709.008805]  __do_softirq+0x308/0xb7e
[  709.012593]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  709.017074]  ? lock_downgrade+0x900/0x900
[  709.021235]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  709.026339]  ? pvclock_read_flags+0x160/0x160
[  709.030835]  ? lapic_next_event+0x5a/0x90
[  709.034971]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  709.040503]  ? kvm_clock_read+0x18/0x30
[  709.044466]  ? kvm_sched_clock_read+0x9/0x20
[  709.048865]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  709.054403]  ? check_preemption_disabled+0x48/0x280
[  709.059416]  irq_exit+0x17f/0x1c0
[  709.062859]  smp_apic_timer_interrupt+0x1cb/0x760
[  709.067690]  ? smp_reschedule_interrupt+0x109/0x650
[  709.072693]  ? smp_call_function_single_interrupt+0x650/0x650
[  709.078562]  ? interrupt_entry+0xb5/0xc0
[  709.082611]  ? trace_hardirqs_off_caller+0xbb/0x310
[  709.087614]  ? trace_hardirqs_off_caller+0xbb/0x310
[  709.092638]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  709.097471]  ? trace_hardirqs_on_caller+0x310/0x310
[  709.102480]  ? trace_hardirqs_on_caller+0x310/0x310
[  709.107514]  ? task_prio+0x50/0x50
[  709.111059]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  709.116583]  ? check_preemption_disabled+0x48/0x280
[  709.121604]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  709.126445]  apic_timer_interrupt+0xf/0x20
[  709.130666]  </IRQ>
[  709.132889] RIP: 0010:console_unlock+0x102f/0x1190
[  709.137805] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 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 1f 56 5d 00 e9 f2 fb ff
[  709.156691] RSP: 0000:ffff8801c1cade40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  709.164386] RAX: ffff8801c28c6440 RBX: 0000000000000200 RCX: 1ffff10038518dab
[  709.171658] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  709.178916] RBP: ffff8801c1cadfb0 R08: ffff8801c28c6d58 R09: 0000000000000006
[  709.186170] R10: 0000000000000000 R11: ffff8801c28c6440 R12: dffffc0000000000
[  709.193428] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  709.200688]  ? netconsole_netdev_event+0x280/0x280
[  709.205611]  ? console_unlock+0x1026/0x1190
[  709.209938]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  709.214598]  ? vprintk_emit+0x846/0x990
[  709.218568]  ? lock_release+0xa00/0xa00
[  709.222535]  ? trace_hardirqs_on+0x70/0x310
[  709.226847]  ? vprintk_default+0x28/0x30
[  709.230912]  ? trace_hardirqs_off_caller+0x310/0x310
[  709.236005]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  709.241540]  vprintk_emit+0x391/0x990
[  709.245336]  ? wake_up_klogd+0x180/0x180
[  709.249396]  ? find_held_lock+0x11/0x1c0
[  709.253456]  ? mark_held_locks+0xc7/0x130
[  709.257593]  ? _raw_spin_unlock_irq+0x27/0x80
[  709.262083]  ? _raw_spin_unlock_irq+0x27/0x80
[  709.266575]  vprintk_default+0x28/0x30
[  709.270451]  vprintk_func+0x7e/0x181
[  709.274158]  printk+0xa7/0xcf
[  709.277258]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  709.282005]  ? _raw_spin_unlock_irq+0x60/0x80
[  709.286501]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  709.291775]  dump_header+0x7cc/0xf72
[  709.295492]  ? pagefault_out_of_memory+0x197/0x197
[  709.300419]  ? __lock_acquire+0x62f/0x4c20
[  709.304649]  ? percpu_ref_get_many+0x240/0x240
[  709.309230]  ? print_usage_bug+0xc0/0xc0
[  709.313288]  ? zap_class+0x640/0x640
[  709.316996]  ? print_usage_bug+0xc0/0xc0
[  709.321060]  ? zap_class+0x640/0x640
[  709.324771]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  709.330307]  ? find_held_lock+0x36/0x1c0
[  709.334375]  ? mark_held_locks+0xc7/0x130
[  709.338519]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  709.343615]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  709.348713]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  709.353289]  ? trace_hardirqs_on+0xbd/0x310
[  709.357602]  ? kasan_check_read+0x11/0x20
[  709.361746]  ? ___ratelimit+0x3b4/0x672
[  709.365710]  ? trace_hardirqs_off_caller+0x310/0x310
[  709.370803]  ? trace_hardirqs_on+0x310/0x310
[  709.375202]  ? lock_downgrade+0x900/0x900
[  709.379343]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  709.384440]  ? ___ratelimit+0x3b9/0x672
[  709.388408]  ? idr_get_free+0xf70/0xf70
[  709.392369]  ? kasan_check_read+0x11/0x20
[  709.396523]  ? do_raw_spin_unlock+0xa7/0x330
[  709.400933]  oom_kill_process.cold.27+0x10/0x903
[  709.405688]  ? zap_class+0x640/0x640
[  709.409392]  ? _raw_spin_unlock+0x2c/0x50
[  709.413531]  ? oom_badness+0xe6/0xaa0
[  709.417322]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  709.422240]  ? kasan_check_read+0x11/0x20
[  709.426469]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  709.431738]  ? oom_evaluate_task+0x540/0x540
[  709.436138]  ? find_held_lock+0x36/0x1c0
[  709.440197]  ? out_of_memory+0x974/0x1430
[  709.444335]  ? lock_downgrade+0x900/0x900
[  709.448467]  ? check_preemption_disabled+0x48/0x280
[  709.453476]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  709.458391]  ? kasan_check_read+0x11/0x20
[  709.462523]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  709.467788]  ? rcu_softirq_qs+0x20/0x20
[  709.471749]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  709.477271]  ? oom_evaluate_task+0x302/0x540
[  709.481677]  out_of_memory+0xa84/0x1430
[  709.485647]  ? oom_killer_disable+0x3a0/0x3a0
[  709.490136]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  709.495057]  ? __ww_mutex_check_waiters+0x160/0x160
[  709.500068]  __alloc_pages_slowpath+0x2354/0x2e10
[  709.504926]  ? warn_alloc+0x120/0x120
[  709.508721]  ? mark_held_locks+0x130/0x130
[  709.512953]  ? find_get_entry+0xaae/0x1120
[  709.517206]  ? filemap_map_pages+0x1a20/0x1a20
[  709.521782]  ? zap_class+0x640/0x640
[  709.525488]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  709.531012]  ? check_preemption_disabled+0x48/0x280
[  709.536014]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  709.541542]  ? should_fail+0x22d/0xd01
[  709.545427]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  709.550528]  ? zap_class+0x640/0x640
[  709.554255]  ? __lock_is_held+0xb5/0x140
[  709.558334]  ? mark_held_locks+0x130/0x130
[  709.562562]  ? lock_release+0xa00/0xa00
[  709.566525]  ? perf_trace_sched_process_exec+0x860/0x860
[  709.571964]  ? xa_load+0x2ba/0x460
[  709.575499]  ? lock_downgrade+0x900/0x900
[  709.579642]  ? __might_sleep+0x95/0x190
[  709.583609]  __alloc_pages_nodemask+0xa80/0xde0
[  709.588280]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  709.593322]  ? __page_cache_alloc+0x191/0x5c0
[  709.597807]  ? xa_load+0x2e1/0x460
[  709.601341]  ? xa_clear_mark+0x40/0x40
[  709.605220]  ? zap_class+0x640/0x640
[  709.608935]  ? zap_class+0x640/0x640
[  709.612641]  ? zap_class+0x640/0x640
[  709.616344]  ? __do_page_cache_readahead+0x663/0x810
[  709.621443]  ? find_held_lock+0x36/0x1c0
[  709.625503]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  709.631038]  alloc_pages_current+0x173/0x350
[  709.635442]  __page_cache_alloc+0x38c/0x5c0
[  709.639751]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  709.644671]  ? kasan_check_read+0x11/0x20
[  709.648808]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  709.654079]  ? generic_perform_write+0x6a0/0x6a0
[  709.658825]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  709.664355]  ? check_preemption_disabled+0x48/0x280
[  709.669368]  filemap_fault+0x1595/0x25f0
[  709.673433]  ? __lock_page_or_retry+0xa00/0xa00
[  709.678237]  ? mark_held_locks+0x130/0x130
[  709.682475]  ? filemap_map_pages+0xd6b/0x1a20
[  709.686964]  ? lock_downgrade+0x900/0x900
[  709.691104]  ? check_preemption_disabled+0x48/0x280
[  709.696117]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  709.701037]  ? kasan_check_read+0x11/0x20
[  709.705195]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  709.710479]  ? rcu_softirq_qs+0x20/0x20
[  709.714457]  ? filemap_map_pages+0xd92/0x1a20
[  709.718951]  ? find_get_entries_tag+0x1400/0x1400
[  709.723787]  ? debug_object_destroy+0x2b0/0x2b0
[  709.728450]  ? lock_pi_update_atomic+0x150/0x150
[  709.733199]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  709.738739]  ? lock_acquire+0x1ed/0x520
[  709.742707]  ? ext4_filemap_fault+0x7a/0xad
[  709.747028]  ? lock_release+0xa00/0xa00
[  709.750996]  ? perf_trace_sched_process_exec+0x860/0x860
[  709.756439]  ? print_usage_bug+0xc0/0xc0
[  709.760492]  ? print_usage_bug+0xc0/0xc0
[  709.764552]  ? down_read+0x8d/0x120
[  709.768172]  ? ext4_filemap_fault+0x7a/0xad
[  709.772490]  ? __down_interruptible+0x700/0x700
[  709.777166]  ext4_filemap_fault+0x82/0xad
[  709.781309]  __do_fault+0x100/0x6b0
[  709.784934]  ? pmd_devmap_trans_unstable+0x220/0x220
[  709.790029]  ? mark_held_locks+0x130/0x130
[  709.794255]  ? mark_held_locks+0x130/0x130
[  709.798490]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  709.804028]  __handle_mm_fault+0x3ea0/0x5be0
[  709.808426]  ? perf_trace_lock+0x7a0/0x7a0
[  709.812662]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  709.817520]  ? zap_class+0x640/0x640
[  709.821228]  ? zap_class+0x640/0x640
[  709.824928]  ? __x64_sys_futex+0x53e/0x6a0
[  709.829164]  ? find_held_lock+0x36/0x1c0
[  709.833228]  ? handle_mm_fault+0x42a/0xc70
[  709.837456]  ? lock_downgrade+0x900/0x900
[  709.841603]  ? check_preemption_disabled+0x48/0x280
[  709.847183]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  709.852120]  ? kasan_check_read+0x11/0x20
[  709.856267]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  709.861618]  ? rcu_softirq_qs+0x20/0x20
[  709.865585]  ? trace_hardirqs_off_caller+0x310/0x310
[  709.870683]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  709.876214]  ? check_preemption_disabled+0x48/0x280
[  709.881232]  handle_mm_fault+0x54f/0xc70
[  709.885287]  ? __handle_mm_fault+0x5be0/0x5be0
[  709.889866]  ? find_vma+0x34/0x190
[  709.893406]  __do_page_fault+0x5e8/0xe60
[  709.897461]  ? trace_hardirqs_off+0xb8/0x310
[  709.901859]  ? retint_kernel+0x2d/0x2d
[  709.905742]  do_page_fault+0xf2/0x7e0
[  709.909536]  ? vmalloc_sync_all+0x30/0x30
[  709.913675]  ? error_entry+0x70/0xd0
[  709.917384]  ? trace_hardirqs_off_caller+0xbb/0x310
[  709.922394]  ? trace_hardirqs_on_caller+0xc0/0x310
[  709.927316]  ? syscall_return_slowpath+0x5e0/0x5e0
[  709.932235]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  709.937085]  ? trace_hardirqs_on_caller+0x310/0x310
[  709.942093]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  709.947540]  ? prepare_exit_to_usermode+0x291/0x3b0
[  709.952669]  ? page_fault+0x8/0x30
[  709.956229]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  709.961075]  ? page_fault+0x8/0x30
[  709.964611]  page_fault+0x1e/0x30
[  709.968057] RIP: 0033:0x45ddf3
[  709.971260] Code: Bad RIP value.
[  709.974626] RSP: 002b:000000c42001fea0 EFLAGS: 00010206
[  709.979981] RAX: ffffffffffffff92 RBX: 000000003b9813ee RCX: 000000000045ddf3
[  709.987245] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00
[  709.994518] RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
[  710.001780] R10: 000000c42001fed8 R11: 0000000000000206 R12: 0000000000000001
[  710.009041] R13: 000000c42d6cc660 R14: 0000000000000001 R15: 0000000000000000
[  710.016339] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.20.0-rc1+ #144
[  710.016344] warn_alloc_show_mem: 1 callbacks suppressed
[  710.016350] Mem-Info:
[  710.023187] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  710.028550] active_anon:48059 inactive_anon:331 isolated_anon:0
[  710.028550]  active_file:11 inactive_file:12 isolated_file:0
[  710.028550]  unevictable:0 dirty:0 writeback:0 unstable:0
[  710.028550]  slab_reclaimable:9285 slab_unreclaimable:1460026
[  710.028550]  mapped:32787 shmem:380 pagetables:553 bounce:0
[  710.028550]  free:13684 free_pcp:349 free_cma:0
[  710.030914] Call Trace:
[  710.040281] Node 0 active_anon:192236kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:1520kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  710.073134]  dump_stack+0x244/0x39d
[  710.075686] 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
[  710.103345]  ? dump_stack_print_info.cold.1+0x20/0x20
[  710.106940] lowmem_reserve[]: 0 2818 6321 6321
[  710.133044]  warn_alloc.cold.116+0xb7/0x1bd
[  710.138193] Node 0 DMA32 free:24840kB min:30052kB low:37564kB high:45076kB active_anon:104kB 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
[  710.142774]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  710.147060] lowmem_reserve[]: 0 0 3503 3503
[  710.174548]  ? lock_downgrade+0x900/0x900
[  710.179360] Node 0 Normal free:13988kB min:37364kB low:46704kB high:56044kB active_anon:192132kB inactive_anon:1324kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6496kB pagetables:2212kB bounce:0kB free_pcp:1148kB local_pcp:896kB free_cma:0kB
[  710.183679]  ? trace_hardirqs_off+0xb8/0x310
[  710.187792] lowmem_reserve[]: 0 0 0 0
[  710.216845]  ? trace_hardirqs_off+0xb8/0x310
[  710.221224] 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
[  710.225020]  __alloc_pages_slowpath+0x26e8/0x2e10
[  710.229391] Node 0 DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 5*32kB (UM) 5*64kB (M) 4*128kB (M) 5*256kB (UM) 4*512kB (M) 4*1024kB (UM) 2*2048kB (UM) 3*4096kB (M) = 24840kB
[  710.242922]  ? warn_alloc+0x120/0x120
[  710.247711] Node 0 Normal: 809*4kB (ME) 442*8kB (UME) 181*16kB (ME) 87*32kB (UME) 17*64kB (M) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14052kB
[  710.262880]  ? print_usage_bug+0xc0/0xc0
[  710.266656] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  710.280946]  ? warn_alloc+0x120/0x120
[  710.284978] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  710.293794]  ? warn_alloc+0x120/0x120
[  710.297563] 403 total pagecache pages
[  710.306124]  ? print_usage_bug+0xc0/0xc0
[  710.309900] 0 pages in swap cache