/0xc70
[  209.885216] sigqueue                   3KB          3KB
[  209.890576]  ? _raw_spin_unlock_irq+0x27/0x80
[  209.890590]  ? _raw_spin_unlock_irq+0x27/0x80
[  209.890607]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  209.895436] kernfs_node_cache      10737KB      10741KB
[  209.900786]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  209.900804]  ? trace_hardirqs_on+0xbd/0x310
[  209.900820]  ? kasan_check_read+0x11/0x20
[  209.906168] mnt_cache                 70KB         88KB
[  209.908566]  ? __run_timers+0x7da/0xc70
[  209.908582]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  209.908602]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  209.913996] filp                     249KB        495KB
[  209.946892]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  209.946909]  __run_timers+0x7e5/0xc70
[  209.946936]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  209.952296] names_cache              195KB        195KB
[  209.980228]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  209.980252]  ? graph_lock+0x170/0x170
[  209.980271]  ? enqueue_hrtimer+0x1a5/0x560
[  209.982500] key_jar                    3KB          7KB
[  209.987847]  ? lock_release+0x970/0x970
[  209.987863]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  209.987883]  ? find_held_lock+0x36/0x1c0
[  210.013447] uts_namespace              2KB          7KB
[  210.016495]  ? graph_lock+0x170/0x170
[  210.021859] nsproxy                    1KB          7KB
[  210.024937]  ? pvclock_read_flags+0x160/0x160
[  210.052724] vm_area_struct           322KB        506KB
[  210.055791]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  210.061152] mm_struct                 48KB        117KB
[  210.063980]  ? check_preemption_disabled+0x48/0x200
[  210.093020] fs_cache                   7KB         56KB
[  210.096069]  ? __lock_is_held+0xb5/0x140
[  210.101424] files_cache               29KB         60KB
[  210.103719]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  210.106916] signal_cache             218KB        467KB
[  210.112270]  ? check_preemption_disabled+0x48/0x200
[  210.114754] sighand_cache            351KB        395KB
[  210.120114]  run_timer_softirq+0x52/0xb0
[  210.120131]  ? rcu_read_lock_sched_held+0x108/0x120
[  210.120152]  __do_softirq+0x30b/0xad8
[  210.122984] task_struct             1014KB       1014KB
[  210.128349]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  210.128370]  ? pvclock_read_flags+0x160/0x160
[  210.128387]  ? lapic_next_event+0x5a/0x90
[  210.134084] cred_jar                  46KB        304KB
[  210.139442]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  210.139456]  ? check_preemption_disabled+0x48/0x200
[  210.139467]  ? check_preemption_disabled+0x48/0x200
[  210.139487]  ? kvm_clock_read+0x18/0x30
[  210.145272] anon_vma_chain            92KB        283KB
[  210.147502]  ? kvm_sched_clock_read+0x9/0x20
[  210.147520]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  210.147536]  ? check_preemption_disabled+0x48/0x200
[  210.152888] anon_vma                 122KB        342KB
[  210.155642]  irq_exit+0x17f/0x1c0
[  210.161008] pid                       20KB        148KB
[  210.163472]  smp_apic_timer_interrupt+0x1cb/0x760
[  210.168840] Acpi-Operand             106KB        162KB
[  210.171393]  ? smp_reschedule_interrupt+0x109/0x650
[  210.176770] Acpi-Namespace            19KB         23KB
[  210.179313]  ? smp_call_function_single_interrupt+0x650/0x650
[  210.184655] numa_policy                0KB          3KB
[  210.190442]  ? interrupt_entry+0xb5/0xf0
[  210.190475]  ? trace_hardirqs_off_caller+0xbb/0x300
[  210.190488]  ? trace_hardirqs_off_caller+0xbb/0x300
[  210.190508]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  210.195856] debug_objects_cache        700KB        702KB
[  210.202159]  ? trace_hardirqs_off+0x300/0x300
[  210.202171]  ? trace_hardirqs_off+0x300/0x300
[  210.202188]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  210.202205]  ? check_preemption_disabled+0x48/0x200
[  210.207576] trace_event_file         258KB        258KB
[  210.213604]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  210.219000] ftrace_event_field        370KB        370KB
[  210.221800]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  210.227517] pool_workqueue            68KB         72KB
[  210.230332]  apic_timer_interrupt+0xf/0x20
[  210.235757] task_group                 5KB          7KB
[  210.238497]  </IRQ>
[  210.238517] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  210.238540] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  210.243885] page->ptl                 67KB        339KB
[  210.246536] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  210.251963] kmalloc-2097152         2050KB       2050KB
[  210.254555] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  210.260016] kmalloc-524288          2056KB       2056KB
[  210.263161] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  210.263174] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  210.268553] kmalloc-262144          1290KB       1290KB
[  210.271697] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  210.271710] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  210.277086] kmalloc-131072           650KB        650KB
[  210.285919]  skb_clone+0x1bb/0x500
[  210.294480] kmalloc-65536            330KB        330KB
[  210.298254]  ? skb_split+0x11e0/0x11e0
[  210.298296]  ? dev_forward_skb+0x4c/0x60
[  210.301747] kmalloc-32768            726KB        726KB
[  210.307108]  ? __bpf_redirect+0x54b/0xb20
[  210.307124]  ? __switch_to_asm+0x34/0x70
[  210.307145]  bpf_clone_redirect+0xb9/0x490
[  210.312490] kmalloc-16384            379KB        379KB
[  210.315507]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  210.318535] kmalloc-8192            1674KB       1674KB
[  210.321610]  ? __sched_text_start+0x8/0x8
[  210.325561] kmalloc-4096            5741KB       5741KB
[  210.329011]  ? lockdep_hardirqs_on+0x421/0x5c0
[  210.329025]  ? retint_kernel+0x2d/0x2d
[  210.329041]  ? trace_hardirqs_on_caller+0xc0/0x300
[  210.329060]  ? find_held_lock+0x36/0x1c0
[  210.332412] kmalloc-2048            6275KB       7662KB
[  210.342911]  ? lock_acquire+0x1ed/0x520
[  210.342925]  ? bpf_test_run+0x32e/0x5a0
[  210.342945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  210.348328] kmalloc-1024         4452406KB    4452406KB
[  210.353659]  ? check_preemption_disabled+0x48/0x200
[  210.358779] kmalloc-512             1740KB       3165KB
[  210.365919]  ? kasan_check_read+0x11/0x20
[  210.375299] kmalloc-256             1697KB       2235KB
[  210.377836]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  210.377852]  ? rcu_bh_qs+0xc0/0xc0
[  210.377872]  ? preempt_schedule+0x4d/0x60
[  210.380007] kmalloc-128              420KB        795KB
[  210.383628]  ? ___preempt_schedule+0x16/0x18
[  210.388822] kmalloc-96               410KB       1308KB
[  210.393115]  ? bpf_test_run+0x1c0/0x5a0
[  210.397975] kmalloc-64               602KB        936KB
[  210.408173]  ? netlink_diag_dump+0x2a0/0x2a0
[  210.408193]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  210.408210]  ? bpf_test_init.isra.9+0x70/0x100
[  210.412344] kmalloc-32               843KB       1523KB
[  210.415526]  ? bpf_prog_test_run_skb+0x634/0xb40
[  210.419956] kmalloc-192              707KB        840KB
[  210.424318]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  210.429166] kmem_cache               222KB        225KB
[  210.430875]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  210.430905]  ? fput+0x130/0x1a0
[  210.434689] Out of memory: Kill process 5335 (syz-fuzzer) score 23 or sacrifice child
[  210.438474]  ? __bpf_prog_get+0x9b/0x290
[  210.438491]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  210.438507]  ? bpf_prog_test_run+0x130/0x1a0
[  210.441518] Killed process 5355 (syz-executor2) total-vm:70212kB, anon-rss:56kB, file-rss:0kB, shmem-rss:0kB
[  210.445478]  ? __x64_sys_bpf+0x3d8/0x510
[  210.479862] syz-fuzzer invoked oom-killer: gfp_mask=0x6200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=0
[  210.480658]  ? bpf_prog_get+0x20/0x20
[  210.485769] syz-fuzzer cpuset=
[  210.490040]  ? ksys_ioctl+0x81/0xd0
[  210.490066]  ? do_syscall_64+0x1b9/0x820
[  210.490088]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  210.493960] /
[  210.498196]  ? syscall_return_slowpath+0x5e0/0x5e0
[  210.502459]  mems_allowed=0
[  210.507063]  ? trace_hardirqs_off+0x300/0x300
[  210.507080]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  210.507099]  ? recalc_sigpending_tsk+0x180/0x180
[  221.242191]  ? kasan_check_write+0x14/0x20
[  221.246443]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  221.251301]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  221.256799] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  221.263362] warn_alloc: 5 callbacks suppressed
[  221.263380] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  221.267468] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  221.267980] syz-executor0 cpuset=
[  221.278455] syz-fuzzer cpuset=/ mems_allowed=0
[  221.288782] syz0
[  221.292230] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  221.292238] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  221.292244] Call Trace:
[  221.292250]  <IRQ>
[  221.292267]  dump_stack+0x1c4/0x2b4
[  221.292284]  ? dump_stack_print_info.cold.2+0x52/0x52
[  221.292315]  warn_alloc.cold.118+0xb7/0x1bd
[  221.296992]  mems_allowed=0
[  221.298976]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  221.340790]  ? lock_downgrade+0x900/0x900
[  221.344947]  ? trace_hardirqs_off+0xb8/0x300
[  221.349374]  ? trace_hardirqs_off+0xb8/0x300
[  221.353798]  __alloc_pages_slowpath+0x2667/0x2d80
[  221.358671]  ? warn_alloc+0x120/0x120
[  221.362484]  ? warn_alloc+0x120/0x120
[  221.366290]  ? print_usage_bug+0xc0/0xc0
[  221.370352]  ? warn_alloc+0x120/0x120
[  221.374156]  ? print_usage_bug+0xc0/0xc0
[  221.378220]  ? __lock_acquire+0x7ec/0x4ec0
[  221.382470]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  221.388010]  ? should_fail+0x22d/0xd01
[  221.391897]  ? __lock_acquire+0x7ec/0x4ec0
[  221.396138]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  221.401244]  ? __lock_acquire+0x7ec/0x4ec0
[  221.405488]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  221.410589]  ? __lock_acquire+0x7ec/0x4ec0
[  221.414824]  ? should_fail+0x22d/0xd01
[  221.418726]  ? mark_held_locks+0x130/0x130
[  221.422981]  ? mark_held_locks+0x130/0x130
[  221.427225]  ? graph_lock+0x170/0x170
[  221.431028]  ? print_usage_bug+0xc0/0xc0
[  221.435125]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.440669]  ? check_preemption_disabled+0x48/0x200
[  221.445689]  ? check_preemption_disabled+0x48/0x200
[  221.450719]  ? __lock_is_held+0xb5/0x140
[  221.454795]  __alloc_pages_nodemask+0xa80/0xde0
[  221.459468]  ? graph_lock+0x170/0x170
[  221.463274]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  221.468293]  ? graph_lock+0x170/0x170
[  221.472107]  ? find_held_lock+0x36/0x1c0
[  221.476180]  ? ____cache_alloc_node+0x1c7/0x1e0
[  221.480850]  ? lock_downgrade+0x900/0x900
[  221.485010]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.490553]  cache_grow_begin+0x91/0x8c0
[  221.494617]  ? do_raw_spin_unlock+0xa7/0x2f0
[  221.499035]  fallback_alloc+0x203/0x2e0
[  221.503020]  ____cache_alloc_node+0x1c7/0x1e0
[  221.507522]  kmem_cache_alloc_node+0xe3/0x730
[  221.512021]  ? ipv6_get_ifaddr+0x42e/0x620
[  221.516268]  __alloc_skb+0x119/0x770
[  221.519994]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  221.525278]  ? skb_scrub_packet+0x490/0x490
[  221.529605]  ? lock_downgrade+0x900/0x900
[  221.533767]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.539307]  ? refcount_sub_and_test_checked+0x203/0x310
[  221.544772]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  221.550227]  ? addrconf_rs_timer+0x6f0/0x6f0
[  221.554653]  ndisc_alloc_skb+0x144/0x340
[  221.558720]  ndisc_send_rs+0x331/0x6e0
[  221.562621]  addrconf_rs_timer+0x3c0/0x6f0
[  221.566867]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  221.571119]  call_timer_fn+0x272/0x920
[  221.575010]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  221.579252]  ? process_timeout+0x40/0x40
[  221.583317]  ? find_held_lock+0x36/0x1c0
[  221.587388]  ? mark_held_locks+0xc7/0x130
[  221.591542]  ? _raw_spin_unlock_irq+0x27/0x80
[  221.596039]  ? _raw_spin_unlock_irq+0x27/0x80
[  221.600534]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  221.604772]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  221.609357]  ? trace_hardirqs_on+0xbd/0x310
[  221.613678]  ? kasan_check_read+0x11/0x20
[  221.617826]  ? __run_timers+0x7da/0xc70
[  221.621805]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  221.627266]  ? prandom_seed_full_state+0x3b0/0x3b0
[  221.632207]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  221.636446]  __run_timers+0x7e5/0xc70
[  221.640268]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  221.645640]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  221.650661]  ? graph_lock+0x170/0x170
[  221.654472]  ? print_usage_bug+0xc0/0xc0
[  221.658531]  ? lock_release+0x970/0x970
[  221.662506]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  221.667702]  ? find_held_lock+0x36/0x1c0
[  221.671779]  ? graph_lock+0x170/0x170
[  221.675586]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.681128]  ? check_preemption_disabled+0x48/0x200
[  221.686158]  ? __lock_is_held+0xb5/0x140
[  221.690224]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.695849]  ? check_preemption_disabled+0x48/0x200
[  221.700873]  run_timer_softirq+0x52/0xb0
[  221.704935]  ? rcu_read_lock_sched_held+0x108/0x120
[  221.709975]  __do_softirq+0x30b/0xad8
[  221.713790]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  221.718902]  ? pvclock_read_flags+0x160/0x160
[  221.723401]  ? lapic_next_event+0x5a/0x90
[  221.727549]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.733087]  ? check_preemption_disabled+0x48/0x200
[  221.738104]  ? check_preemption_disabled+0x48/0x200
[  221.743132]  ? kvm_clock_read+0x18/0x30
[  221.747107]  ? kvm_sched_clock_read+0x9/0x20
[  221.751520]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  221.757057]  ? check_preemption_disabled+0x48/0x200
[  221.762092]  irq_exit+0x17f/0x1c0
[  221.765549]  smp_apic_timer_interrupt+0x1cb/0x760
[  221.770394]  ? smp_call_function_single_interrupt+0x650/0x650
[  221.776286]  ? interrupt_entry+0xb5/0xf0
[  221.780352]  ? trace_hardirqs_off_caller+0xbb/0x300
[  221.785366]  ? trace_hardirqs_off_caller+0xbb/0x300
[  221.790387]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  221.795232]  ? trace_hardirqs_off+0x300/0x300
[  221.799731]  ? trace_hardirqs_off+0x300/0x300
[  221.804236]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  221.809773]  ? check_preemption_disabled+0x48/0x200
[  221.814790]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  221.820337]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  221.825193]  apic_timer_interrupt+0xf/0x20
[  221.829615]  </IRQ>
[  221.831857] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  221.837225] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  221.856132] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  221.863846] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  221.871114] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  221.878385] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  221.885651] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  221.892917] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  221.900213]  ? page_evictable+0x35d/0x540
[  221.904377]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  221.909916]  page_evictable+0x36b/0x540
[  221.913896]  ? kswapd_stop+0x100/0x100
[  221.917788]  ? ___might_sleep+0x1ed/0x300
[  221.921937]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  221.927400]  ? arch_local_save_flags+0x40/0x40
[  221.931990]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.937527]  ? check_preemption_disabled+0x48/0x200
[  221.942554]  shrink_active_list+0x845/0x1c20
[  221.946977]  ? free_unref_page_list+0xc0f/0x11e0
[  221.951759]  ? shrink_inactive_list+0x1c60/0x1c60
[  221.956623]  ? graph_lock+0x170/0x170
[  221.960799]  ? __page_frag_cache_drain+0x200/0x200
[  221.965734]  ? print_usage_bug+0xc0/0xc0
[  221.969817]  ? find_held_lock+0x36/0x1c0
[  221.973883]  ? graph_lock+0x170/0x170
[  221.977688]  ? mark_held_locks+0xc7/0x130
[  221.981837]  ? check_preemption_disabled+0x48/0x200
[  221.986850]  ? check_preemption_disabled+0x48/0x200
[  221.991882]  ? graph_lock+0x170/0x170
[  221.995683]  ? __lock_is_held+0xb5/0x140
[  221.999754]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.005295]  ? check_preemption_disabled+0x48/0x200
[  222.010324]  ? __lock_is_held+0xb5/0x140
[  222.014402]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  222.019421]  ? inactive_list_is_low+0x305/0x880
[  222.024101]  ? lruvec_lru_size+0x450/0x450
[  222.028337]  ? kasan_check_read+0x11/0x20
[  222.032501]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  222.037445]  shrink_node_memcg+0x803/0x18e0
[  222.041793]  ? shrink_active_list+0x1c20/0x1c20
[  222.046468]  ? lockdep_hardirqs_on+0x421/0x5c0
[  222.051054]  ? trace_hardirqs_on+0xbd/0x310
[  222.055382]  ? vmpressure+0x294/0x310
[  222.059189]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  222.064668]  shrink_node+0x3bc/0x16b0
[  222.068470]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  222.073781]  ? shrink_node_memcg+0x18e0/0x18e0
[  222.078368]  ? lockdep_hardirqs_on+0x421/0x5c0
[  222.082964]  ? trace_hardirqs_on+0xbd/0x310
[  222.087291]  ? vmpressure+0x294/0x310
[  222.091096]  ? do_raw_spin_unlock+0xa7/0x2f0
[  222.095510]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  222.100104]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  222.105646]  ? __cpuset_node_allowed+0x19b/0x660
[  222.110408]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  222.116121]  ? vmpressure+0x1c9/0x310
[  222.119932]  do_try_to_free_pages+0x3e7/0x1290
[  222.124543]  ? shrink_node+0x16b0/0x16b0
[  222.128608]  ? __lock_is_held+0xb5/0x140
[  222.132687]  try_to_free_pages+0x4d0/0xb90
[  222.136929]  ? do_try_to_free_pages+0x1290/0x1290
[  222.141778]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.147331]  ? lock_acquire+0x1ed/0x520
[  222.151311]  ? set_page_refcounted+0x280/0x280
[  222.155903]  ? lock_release+0x970/0x970
[  222.159889]  ? ___might_sleep+0x1ed/0x300
[  222.164044]  ? arch_local_save_flags+0x40/0x40
[  222.168628]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  222.173646]  ? __radix_tree_lookup+0x358/0x4c0
[  222.178239]  __alloc_pages_slowpath+0x993/0x2d80
[  222.183021]  ? kasan_check_read+0x11/0x20
[  222.187177]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  222.192457]  ? warn_alloc+0x120/0x120
[  222.196259]  ? __radix_tree_lookup+0x4c0/0x4c0
[  222.200858]  ? find_get_entry+0x2f2/0xc40
[  222.205019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.210561]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  222.215492]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  222.221037]  ? should_fail+0x22d/0xd01
[  222.224932]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  222.230048]  ? __lock_is_held+0xb5/0x140
[  222.234115]  ? graph_lock+0x170/0x170
[  222.237923]  ? graph_lock+0x170/0x170
[  222.241758]  ? __lock_is_held+0xb5/0x140
[  222.245829]  ? __lock_acquire+0x7ec/0x4ec0
[  222.250072]  ? ___might_sleep+0x1ed/0x300
[  222.254223]  ? lock_release+0x970/0x970
[  222.258202]  ? arch_local_save_flags+0x40/0x40
[  222.262796]  ? __might_sleep+0x95/0x190
[  222.266776]  __alloc_pages_nodemask+0xa80/0xde0
[  222.271458]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  222.276481]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  222.282276]  ? kasan_check_read+0x11/0x20
[  222.286428]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  222.291712]  ? graph_lock+0x170/0x170
[  222.295526]  ? print_usage_bug+0xc0/0xc0
[  222.299594]  ? graph_lock+0x170/0x170
[  222.303396]  ? graph_lock+0x170/0x170
[  222.307199]  ? __do_page_cache_readahead+0x7ce/0x980
[  222.312312]  ? find_held_lock+0x36/0x1c0
[  222.316381]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  222.321922]  alloc_pages_current+0x10c/0x210
[  222.326338]  ? lock_downgrade+0x900/0x900
[  222.330494]  __page_cache_alloc+0x38f/0x5b0
[  222.334815]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  222.340614]  ? kasan_check_read+0x11/0x20
[  222.344773]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  222.350057]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  222.354730]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  222.360282]  ? check_preemption_disabled+0x48/0x200
[  222.365311]  filemap_fault+0x1594/0x25f0
[  222.369389]  ? __lock_page_or_retry+0xa00/0xa00
[  222.374059]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  222.379853]  ? kasan_check_read+0x11/0x20
[  222.384033]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  222.389324]  ? rcu_bh_qs+0xc0/0xc0
[  222.392870]  ? print_usage_bug+0xc0/0xc0
[  222.396962]  ? filemap_map_pages+0xdea/0x1980
[  222.401466]  ? print_usage_bug+0xc0/0xc0
[  222.405536]  ? find_get_pages_range_tag+0x1320/0x1320
[  222.410732]  ? print_usage_bug+0xc0/0xc0
[  222.414805]  ? __lock_acquire+0x7ec/0x4ec0
[  222.419040]  ? graph_lock+0x170/0x170
[  222.422844]  ? __sigqueue_free.part.27+0x7d/0xa0
[  222.427610]  ? __lock_acquire+0x7ec/0x4ec0
[  222.431860]  ? lock_acquire+0x1ed/0x520
[  222.435839]  ? ext4_filemap_fault+0x7a/0xad
[  222.440166]  ? lock_release+0x970/0x970
[  222.444146]  ? arch_local_save_flags+0x40/0x40
[  222.448731]  ? mark_held_locks+0x130/0x130
[  222.453007]  ? down_read+0xb0/0x1d0
[  222.456633]  ? ext4_filemap_fault+0x7a/0xad
[  222.460967]  ? __down_interruptible+0x700/0x700
[  222.465642]  ? graph_lock+0x170/0x170
[  222.469443]  ? __sigqueue_free.part.27+0x7d/0xa0
[  222.474213]  ext4_filemap_fault+0x82/0xad
[  222.478543]  __do_fault+0x100/0x6b0
[  222.482176]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  222.487456]  ? print_bad_pte+0x6c0/0x6c0
[  222.491527]  ? pmd_val+0x88/0x100
[  222.494989]  ? add_mm_counter_fast+0xd0/0xd0
[  222.499416]  ? pmd_val+0x88/0x100
[  222.502871]  ? add_mm_counter_fast+0xd0/0xd0
[  222.507286]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  222.512829]  __handle_mm_fault+0x3709/0x53e0
[  222.517250]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  222.522097]  ? graph_lock+0x170/0x170
[  222.525902]  ? print_usage_bug+0xc0/0xc0
[  222.529978]  ? graph_lock+0x170/0x170
[  222.533777]  ? graph_lock+0x170/0x170
[  222.537598]  ? handle_mm_fault+0x42a/0xc70
[  222.541835]  ? lock_downgrade+0x900/0x900
[  222.545991]  ? check_preemption_disabled+0x48/0x200
[  222.551025]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  222.556824]  ? kasan_check_read+0x11/0x20
[  222.561013]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  222.566298]  ? rcu_bh_qs+0xc0/0xc0
[  222.569839]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  222.575331]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  222.580880]  ? check_preemption_disabled+0x48/0x200
[  222.585903]  handle_mm_fault+0x54f/0xc70
[  222.589974]  ? __handle_mm_fault+0x53e0/0x53e0
[  222.594559]  ? find_vma+0x34/0x190
[  222.598105]  __do_page_fault+0x67d/0xed0
[  222.602180]  ? mm_fault_error+0x380/0x380
[  222.606334]  ? syscall_slow_exit_work+0x520/0x520
[  222.611199]  do_page_fault+0xf2/0x7e0
[  222.615003]  ? vmalloc_sync_all+0x30/0x30
[  222.619157]  ? error_entry+0x70/0xd0
[  222.622875]  ? trace_hardirqs_off_caller+0xbb/0x300
[  222.627890]  ? trace_hardirqs_on_caller+0xc0/0x300
[  222.632818]  ? syscall_return_slowpath+0x5e0/0x5e0
[  222.637756]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  222.642599]  ? trace_hardirqs_off+0x300/0x300
[  222.647100]  ? trace_hardirqs_off_caller+0x300/0x300
[  222.652211]  ? prepare_exit_to_usermode+0x291/0x3b0
[  222.657231]  ? page_fault+0x8/0x30
[  222.660776]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  222.665638]  ? page_fault+0x8/0x30
[  222.669195]  page_fault+0x1e/0x30
[  222.672649] RIP: 0033:0x45db60
[  222.675848] Code: Bad RIP value.
[  222.679214] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  222.684580] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  222.691847] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  222.699128] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  222.706394] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  222.713665] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  222.720964] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  222.720978] warn_alloc_show_mem: 9 callbacks suppressed
[  222.720983] Mem-Info:
[  222.728162] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  222.733528] active_anon:41015 inactive_anon:371 isolated_anon:0
[  222.733528]  active_file:15 inactive_file:16 isolated_file:2
[  222.733528]  unevictable:0 dirty:0 writeback:0 unstable:0
[  222.733528]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  222.733528]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  222.733528]  free:13788 free_pcp:262 free_cma:0
[  222.735900] Call Trace:
[  222.745295] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  222.778139]  <IRQ>
[  222.780708] Node 0 
[  222.808371]  dump_stack+0x1c4/0x2b4
[  222.810527] 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
[  222.812738]  ? dump_stack_print_info.cold.2+0x52/0x52
[  222.816351] lowmem_reserve[]:
[  222.841856]  warn_alloc.cold.118+0xb7/0x1bd
[  222.847014]  0
[  222.850118]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  222.854414]  2815
[  222.856219]  ? lock_downgrade+0x900/0x900
[  222.861034]  6318
[  222.863096]  ? trace_hardirqs_off+0xb8/0x300
[  222.867214]  6318
[  222.869274]  ? trace_hardirqs_off+0xb8/0x300
[  222.875735]  __alloc_pages_slowpath+0x2667/0x2d80
[  222.880121] Node 0 DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  222.884991]  ? warn_alloc+0x120/0x120
[  222.885011]  ? warn_alloc+0x120/0x120
[  222.912574] lowmem_reserve[]: 0
[  222.916398]  ? print_usage_bug+0xc0/0xc0
[  222.920162]  0
[  222.923435]  ? warn_alloc+0x120/0x120
[  222.927468]  3503
[  222.929272]  ? print_usage_bug+0xc0/0xc0
[  222.933047]  3503
[  222.935105]  ? __lock_acquire+0x7ec/0x4ec0
[  222.941197]  ? __lock_acquire+0x7ec/0x4ec0
[  222.945408] Node 0 
[  222.949640]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  222.949672] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  222.949680] lowmem_reserve[]:
[  222.951919]  ? should_fail+0x22d/0xd01
[  222.957426]  0
[  222.985898]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  222.988979]  0
[  222.992862]  ? __lock_acquire+0x7ec/0x4ec0
[  222.994640]  0
[  222.999741]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  223.001523]  0
[  223.005768]  ? __lock_acquire+0x7ec/0x4ec0
[  223.005784]  ? should_fail+0x22d/0xd01
[  223.012663]  ? graph_lock+0x170/0x170
[  223.014442] Node 0 
[  223.018671]  ? mark_held_locks+0x130/0x130
[  223.022532] DMA: 
[  223.026323]  ? mark_held_locks+0x130/0x130
[  223.028538] 1*4kB 
[  223.032794]  ? graph_lock+0x170/0x170
[  223.034838] (U) 
[  223.039065]  ? graph_lock+0x170/0x170
[  223.041191] 0*8kB 
[  223.044994]  ? print_usage_bug+0xc0/0xc0
[  223.046947] 0*16kB 
[  223.050748]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.052880] 1*32kB 
[  223.056933]  ? check_preemption_disabled+0x48/0x200
[  223.059146] (U) 
[  223.064673]  ? check_preemption_disabled+0x48/0x200
[  223.066886] 2*64kB 
[  223.071898]  ? __lock_is_held+0xb5/0x140
[  223.073847] (U) 
[  223.078859]  __alloc_pages_nodemask+0xa80/0xde0
[  223.081062] 1*128kB (U) 
[  223.085127]  ? graph_lock+0x170/0x170
[  223.087084] 1*256kB 
[  223.091744]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  223.094396] (U) 
[  223.098187]  ? graph_lock+0x170/0x170
[  223.100490] 0*512kB 
[  223.105506]  ? find_held_lock+0x36/0x1c0
[  223.107451] 1*1024kB 
[  223.111253]  ? ____cache_alloc_node+0x1c7/0x1e0
[  223.113538] (U) 
[  223.117593]  ? lock_downgrade+0x900/0x900
[  223.119989] 1*2048kB 
[  223.124653]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.126599] (M) 
[  223.130754]  cache_grow_begin+0x91/0x8c0
[  223.133147] 3*4096kB 
[  223.138676]  ? do_raw_spin_unlock+0xa7/0x2f0
[  223.140626] (M) 
[  223.144683]  fallback_alloc+0x203/0x2e0
[  223.147067] = 15908kB
[  223.151472]  ____cache_alloc_node+0x1c7/0x1e0
[  223.153420] Node 0 
[  223.157386]  kmem_cache_alloc_node+0xe3/0x730
[  223.159768] DMA32: 
[  223.164258]  ? ipv6_get_ifaddr+0x42e/0x620
[  223.166470] 3*4kB 
[  223.170974]  __alloc_skb+0x119/0x770
[  223.173178] (M) 
[  223.177410]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  223.179534] 2*8kB 
[  223.183247]  ? skb_scrub_packet+0x490/0x490
[  223.185193] (M) 
[  223.190466]  ? lock_downgrade+0x900/0x900
[  223.192592] 1*16kB 
[  223.196912]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.198860] (M) 
[  223.203007]  ? refcount_sub_and_test_checked+0x203/0x310
[  223.205221] 1*32kB 
[  223.210759]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  223.212710] (M) 
[  223.218156]  ? addrconf_rs_timer+0x6f0/0x6f0
[  223.220367] 3*64kB 
[  223.225815]  ndisc_alloc_skb+0x144/0x340
[  223.227759] (UM) 
[  223.232162]  ndisc_send_rs+0x331/0x6e0
[  223.234366] 3*128kB (M) 
[  223.238433]  addrconf_rs_timer+0x3c0/0x6f0
[  223.240474] 2*256kB 
[  223.244358]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  223.247001] (M) 
[  223.251245]  call_timer_fn+0x272/0x920
[  223.253531] 3*512kB 
[  223.257755]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  223.257772]  ? process_timeout+0x40/0x40
[  223.259725] (M) 
[  223.263605]  ? find_held_lock+0x36/0x1c0
[  223.265904] 4*1024kB 
[  223.270135]  ? __run_timers+0x7da/0xc70
[  223.274164] (UM) 
[  223.276140]  ? _raw_spin_unlock_irq+0x27/0x80
[  223.280174] 3*2048kB 
[  223.282577]  ? _raw_spin_unlock_irq+0x27/0x80
[  223.286522] (UM) 3*4096kB 
[  223.288588]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  223.293056] (M) 
[  223.295463]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  223.299924] = 25228kB
[  223.299932] Node 0 
[  223.302779]  ? trace_hardirqs_on+0xbd/0x310
[  223.306986] Normal: 
[  223.308965]  ? kasan_check_read+0x11/0x20
[  223.313524] 866*4kB 
[  223.315944]  ? __run_timers+0x7da/0xc70
[  223.318176] (ME) 
[  223.322494]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  223.324793] 469*8kB 
[  223.328938]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  223.331238] (UME) 197*16kB (UME) 
[  223.335221]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  223.337258] 59*32kB 
[  223.342703]  __run_timers+0x7e5/0xc70
[  223.345004] (UME) 
[  223.349247]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  223.352664] 18*64kB 
[  223.356898]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  223.359194] (ME) 
[  223.362995]  ? graph_lock+0x170/0x170
[  223.365121] 3*128kB 
[  223.370476]  ? enqueue_hrtimer+0x1a5/0x560
[  223.372775] (M) 
[  223.377784]  ? lock_release+0x970/0x970
[  223.379826] 1*256kB 
[  223.383617]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  223.385915] (U) 
[  223.390146]  ? find_held_lock+0x36/0x1c0
[  223.392103] 0*512kB 
[  223.396068]  ? graph_lock+0x170/0x170
[  223.398368] 0*1024kB 
[  223.403552]  ? pvclock_read_flags+0x160/0x160
[  223.405507] 0*2048kB 
[  223.409563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.411862] 0*4096kB 
[  223.415653]  ? check_preemption_disabled+0x48/0x200
[  223.418034] = 14048kB
[  223.418048] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  223.422539]  ? __lock_is_held+0xb5/0x140
[  223.424926] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  223.430454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.432842] 412 total pagecache pages
[  223.437852]  ? check_preemption_disabled+0x48/0x200
[  223.440251] 0 pages in swap cache
[  223.449082]  run_timer_softirq+0x52/0xb0
[  223.453115] Swap cache stats: add 0, delete 0, find 0/0
[  223.461680]  ? rcu_read_lock_sched_held+0x108/0x120
[  223.467189] Free swap  = 0kB
[  223.470992]  __do_softirq+0x30b/0xad8
[  223.475982] Total swap = 0kB
[  223.479433]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  223.483462] 1965979 pages RAM
[  223.488816]  ? pvclock_read_flags+0x160/0x160
[  223.493811] 0 pages HighMem/MovableOnly
[  223.496823]  ? lapic_next_event+0x5a/0x90
[  223.500601] 343323 pages reserved
[  223.503615]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.508700] 0 pages cma reserved
[  223.511811]  ? check_preemption_disabled+0x48/0x200
[  223.516354] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  223.520251]  ? check_preemption_disabled+0x48/0x200
[  223.520274]  ? kvm_clock_read+0x18/0x30
[  223.520290]  ? kvm_sched_clock_read+0x9/0x20
[  223.524489] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  223.527868]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.533381] syz-fuzzer cpuset=
[  223.536737]  ? check_preemption_disabled+0x48/0x200
[  223.541741] /
[  223.548228]  irq_exit+0x17f/0x1c0
[  223.553212]  mems_allowed=0
[  223.557192]  smp_apic_timer_interrupt+0x1cb/0x760
[  223.598365]  ? smp_reschedule_interrupt+0x109/0x650
[  223.603393]  ? smp_call_function_single_interrupt+0x650/0x650
[  223.609279]  ? interrupt_entry+0xb5/0xf0
[  223.613345]  ? trace_hardirqs_off_caller+0xbb/0x300
[  223.618359]  ? trace_hardirqs_off_caller+0xbb/0x300
[  223.623381]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  223.628228]  ? trace_hardirqs_off+0x300/0x300
[  223.632729]  ? trace_hardirqs_off+0x300/0x300
[  223.637225]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.642790]  ? check_preemption_disabled+0x48/0x200
[  223.647837]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.653380]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  223.658232]  apic_timer_interrupt+0xf/0x20
[  223.662465]  </IRQ>
[  223.664709] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  223.669642] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  223.688544] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  223.696262] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  223.703530] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  223.710802] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  223.718070] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  223.725360] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  223.732665]  skb_clone+0x1bb/0x500
[  223.736246]  ? skb_split+0x11e0/0x11e0
[  223.740143]  ? dev_forward_skb+0x4c/0x60
[  223.744209]  ? __bpf_redirect+0x54b/0xb20
[  223.748360]  ? __switch_to_asm+0x34/0x70
[  223.752428]  bpf_clone_redirect+0xb9/0x490
[  223.756678]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  223.761701]  ? __sched_text_start+0x8/0x8
[  223.765855]  ? lockdep_hardirqs_on+0x421/0x5c0
[  223.770450]  ? retint_kernel+0x2d/0x2d
[  223.774344]  ? trace_hardirqs_on_caller+0xc0/0x300
[  223.779286]  ? find_held_lock+0x36/0x1c0
[  223.783357]  ? lock_acquire+0x1ed/0x520
[  223.787334]  ? bpf_test_run+0x32e/0x5a0
[  223.791310]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.796850]  ? check_preemption_disabled+0x48/0x200
[  223.801888]  ? kasan_check_read+0x11/0x20
[  223.806091]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  223.811370]  ? rcu_bh_qs+0xc0/0xc0
[  223.814917]  ? preempt_schedule+0x4d/0x60
[  223.819070]  ? ___preempt_schedule+0x16/0x18
[  223.823488]  ? bpf_test_run+0x1c0/0x5a0
[  223.827473]  ? netlink_diag_dump+0x2a0/0x2a0
[  223.832363]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  223.837903]  ? bpf_test_init.isra.9+0x70/0x100
[  223.842491]  ? bpf_prog_test_run_skb+0x634/0xb40
[  223.847261]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  223.852106]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  223.857645]  ? fput+0x130/0x1a0
[  223.860928]  ? __bpf_prog_get+0x9b/0x290
[  223.865004]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  223.869844]  ? bpf_prog_test_run+0x130/0x1a0
[  223.874264]  ? __x64_sys_bpf+0x3d8/0x510
[  223.878325]  ? bpf_prog_get+0x20/0x20
[  223.882135]  ? ksys_ioctl+0x81/0xd0
[  223.885778]  ? do_syscall_64+0x1b9/0x820
[  223.889872]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  223.895243]  ? syscall_return_slowpath+0x5e0/0x5e0
[  223.900176]  ? trace_hardirqs_off+0x300/0x300
[  223.904672]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  223.909693]  ? recalc_sigpending_tsk+0x180/0x180
[  223.914452]  ? kasan_check_write+0x14/0x20
[  223.918700]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  223.923554]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  223.928934] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  223.929033] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  223.935865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  223.935874] Call Trace:
[  223.942462] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  223.951699]  <IRQ>
[  223.954269] syz-executor0 cpuset=
[  223.965234]  dump_stack+0x1c4/0x2b4
[  223.967366] syz0
[  223.970813]  ? dump_stack_print_info.cold.2+0x52/0x52
[  223.974417]  mems_allowed=0
[  223.976393]  warn_alloc.cold.118+0xb7/0x1bd
[  223.988783]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  223.993635]  ? lock_downgrade+0x900/0x900
[  223.997792]  ? trace_hardirqs_off+0xb8/0x300
[  224.002206]  ? trace_hardirqs_off+0xb8/0x300
[  224.006626]  __alloc_pages_slowpath+0x2667/0x2d80
[  224.011524]  ? warn_alloc+0x120/0x120
[  224.015337]  ? warn_alloc+0x120/0x120
[  224.019143]  ? print_usage_bug+0xc0/0xc0
[  224.023208]  ? warn_alloc+0x120/0x120
[  224.027011]  ? print_usage_bug+0xc0/0xc0
[  224.031079]  ? __lock_acquire+0x7ec/0x4ec0
[  224.035324]  ? __lock_acquire+0x7ec/0x4ec0
[  224.039568]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  224.045111]  ? should_fail+0x22d/0xd01
[  224.049004]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  224.054113]  ? __lock_acquire+0x7ec/0x4ec0
[  224.058353]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  224.063455]  ? __lock_acquire+0x7ec/0x4ec0
[  224.067693]  ? should_fail+0x22d/0xd01
[  224.071590]  ? mark_held_locks+0x130/0x130
[  224.075829]  ? mark_held_locks+0x130/0x130
[  224.080068]  ? graph_lock+0x170/0x170
[  224.083872]  ? graph_lock+0x170/0x170
[  224.087692]  ? graph_lock+0x170/0x170
[  224.091493]  ? print_usage_bug+0xc0/0xc0
[  224.095555]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.101108]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.106649]  ? check_preemption_disabled+0x48/0x200
[  224.111665]  ? check_preemption_disabled+0x48/0x200
[  224.116694]  ? __lock_is_held+0xb5/0x140
[  224.120769]  __alloc_pages_nodemask+0xa80/0xde0
[  224.125440]  ? graph_lock+0x170/0x170
[  224.129248]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  224.134269]  ? graph_lock+0x170/0x170
[  224.138081]  ? find_held_lock+0x36/0x1c0
[  224.142156]  ? ____cache_alloc_node+0x1c7/0x1e0
[  224.146828]  ? lock_downgrade+0x900/0x900
[  224.150996]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.156539]  cache_grow_begin+0x91/0x8c0
[  224.160601]  ? do_raw_spin_unlock+0xa7/0x2f0
[  224.165023]  fallback_alloc+0x203/0x2e0
[  224.169010]  ____cache_alloc_node+0x1c7/0x1e0
[  224.173515]  kmem_cache_alloc_node+0xe3/0x730
[  224.178013]  ? ipv6_get_ifaddr+0x42e/0x620
[  224.182259]  __alloc_skb+0x119/0x770
[  224.185989]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  224.191276]  ? skb_scrub_packet+0x490/0x490
[  224.195602]  ? lock_downgrade+0x900/0x900
[  224.199766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.205309]  ? refcount_sub_and_test_checked+0x203/0x310
[  224.210769]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  224.216223]  ? addrconf_rs_timer+0x6f0/0x6f0
[  224.220650]  ndisc_alloc_skb+0x144/0x340
[  224.224723]  ndisc_send_rs+0x331/0x6e0
[  224.228622]  addrconf_rs_timer+0x3c0/0x6f0
[  224.232864]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  224.237118]  call_timer_fn+0x272/0x920
[  224.241007]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  224.245249]  ? process_timeout+0x40/0x40
[  224.249309]  ? find_held_lock+0x36/0x1c0
[  224.253383]  ? mark_held_locks+0xc7/0x130
[  224.257536]  ? _raw_spin_unlock_irq+0x27/0x80
[  224.262030]  ? _raw_spin_unlock_irq+0x27/0x80
[  224.266524]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  224.270764]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  224.275350]  ? trace_hardirqs_on+0xbd/0x310
[  224.279671]  ? kasan_check_read+0x11/0x20
[  224.283820]  ? __run_timers+0x7da/0xc70
[  224.287800]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  224.293261]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  224.297505]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  224.301749]  __run_timers+0x7e5/0xc70
[  224.305566]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  224.310939]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  224.315973]  ? graph_lock+0x170/0x170
[  224.319823]  ? print_usage_bug+0xc0/0xc0
[  224.323882]  ? lock_release+0x970/0x970
[  224.327866]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  224.333066]  ? find_held_lock+0x36/0x1c0
[  224.337132]  ? graph_lock+0x170/0x170
[  224.340936]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.346486]  ? check_preemption_disabled+0x48/0x200
[  224.351517]  ? __lock_is_held+0xb5/0x140
[  224.355582]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.361123]  ? check_preemption_disabled+0x48/0x200
[  224.366152]  run_timer_softirq+0x52/0xb0
[  224.370218]  ? rcu_read_lock_sched_held+0x108/0x120
[  224.375258]  __do_softirq+0x30b/0xad8
[  224.379076]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  224.384188]  ? pvclock_read_flags+0x160/0x160
[  224.388690]  ? lapic_next_event+0x5a/0x90
[  224.392842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.398394]  ? check_preemption_disabled+0x48/0x200
[  224.403413]  ? check_preemption_disabled+0x48/0x200
[  224.408439]  ? kvm_clock_read+0x18/0x30
[  224.412418]  ? kvm_sched_clock_read+0x9/0x20
[  224.416853]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  224.422403]  ? check_preemption_disabled+0x48/0x200
[  224.427434]  irq_exit+0x17f/0x1c0
[  224.430899]  smp_apic_timer_interrupt+0x1cb/0x760
[  224.435754]  ? smp_call_function_single_interrupt+0x650/0x650
[  224.441643]  ? interrupt_entry+0xb5/0xf0
[  224.445708]  ? trace_hardirqs_off_caller+0xbb/0x300
[  224.450730]  ? trace_hardirqs_off_caller+0xbb/0x300
[  224.455763]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  224.460609]  ? trace_hardirqs_off+0x300/0x300
[  224.465106]  ? trace_hardirqs_off+0x300/0x300
[  224.469601]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  224.475136]  ? check_preemption_disabled+0x48/0x200
[  224.480152]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  224.485696]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  224.490551]  apic_timer_interrupt+0xf/0x20
[  224.494778]  </IRQ>
[  224.497016] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  224.502385] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  224.521286] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  224.529000] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  224.536267] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  224.543537] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  224.550806] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  224.558077] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  224.565367]  ? page_evictable+0x35d/0x540
[  224.569526]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  224.575064]  page_evictable+0x36b/0x540
[  224.579049]  ? kswapd_stop+0x100/0x100
[  224.582943]  ? ___might_sleep+0x1ed/0x300
[  224.587106]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  224.592562]  ? arch_local_save_flags+0x40/0x40
[  224.597153]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.602695]  ? check_preemption_disabled+0x48/0x200
[  224.607724]  shrink_active_list+0x845/0x1c20
[  224.612146]  ? free_unref_page_list+0xc0f/0x11e0
[  224.616931]  ? shrink_inactive_list+0x1c60/0x1c60
[  224.621803]  ? graph_lock+0x170/0x170
[  224.625609]  ? __page_frag_cache_drain+0x200/0x200
[  224.630544]  ? print_usage_bug+0xc0/0xc0
[  224.634627]  ? find_held_lock+0x36/0x1c0
[  224.638693]  ? graph_lock+0x170/0x170
[  224.642499]  ? mark_held_locks+0xc7/0x130
[  224.646651]  ? check_preemption_disabled+0x48/0x200
[  224.651668]  ? check_preemption_disabled+0x48/0x200
[  224.656694]  ? graph_lock+0x170/0x170
[  224.660496]  ? __lock_is_held+0xb5/0x140
[  224.664561]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.670097]  ? check_preemption_disabled+0x48/0x200
[  224.675124]  ? __lock_is_held+0xb5/0x140
[  224.679201]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  224.684222]  ? inactive_list_is_low+0x305/0x880
[  224.688902]  ? lruvec_lru_size+0x450/0x450
[  224.693136]  ? kasan_check_read+0x11/0x20
[  224.697295]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  224.702241]  shrink_node_memcg+0x803/0x18e0
[  224.706583]  ? shrink_active_list+0x1c20/0x1c20
[  224.711262]  ? lockdep_hardirqs_on+0x421/0x5c0
[  224.715847]  ? trace_hardirqs_on+0xbd/0x310
[  224.720174]  ? vmpressure+0x294/0x310
[  224.723981]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  224.729458]  shrink_node+0x3bc/0x16b0
[  224.733263]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  224.738568]  ? shrink_node_memcg+0x18e0/0x18e0
[  224.743154]  ? lockdep_hardirqs_on+0x421/0x5c0
[  224.747749]  ? trace_hardirqs_on+0xbd/0x310
[  224.752075]  ? vmpressure+0x294/0x310
[  224.755883]  ? do_raw_spin_unlock+0xa7/0x2f0
[  224.760306]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  224.764896]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  224.770438]  ? __cpuset_node_allowed+0x19b/0x660
[  224.775203]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  224.780917]  ? vmpressure+0x1c9/0x310
[  224.784755]  do_try_to_free_pages+0x3e7/0x1290
[  224.789359]  ? shrink_node+0x16b0/0x16b0
[  224.793424]  ? __lock_is_held+0xb5/0x140
[  224.797502]  try_to_free_pages+0x4d0/0xb90
[  224.801755]  ? do_try_to_free_pages+0x1290/0x1290
[  224.806602]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.812156]  ? lock_acquire+0x1ed/0x520
[  224.816133]  ? set_page_refcounted+0x280/0x280
[  224.820724]  ? lock_release+0x970/0x970
[  224.824715]  ? ___might_sleep+0x1ed/0x300
[  224.828872]  ? arch_local_save_flags+0x40/0x40
[  224.833473]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  224.838497]  ? __radix_tree_lookup+0x358/0x4c0
[  224.843093]  __alloc_pages_slowpath+0x993/0x2d80
[  224.847883]  ? kasan_check_read+0x11/0x20
[  224.852036]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  224.857315]  ? warn_alloc+0x120/0x120
[  224.861119]  ? __radix_tree_lookup+0x4c0/0x4c0
[  224.865715]  ? find_get_entry+0x2f2/0xc40
[  224.869880]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.875423]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  224.880352]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  224.885895]  ? should_fail+0x22d/0xd01
[  224.889789]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  224.894893]  ? __lock_is_held+0xb5/0x140
[  224.898963]  ? graph_lock+0x170/0x170
[  224.902773]  ? graph_lock+0x170/0x170
[  224.906595]  ? __lock_is_held+0xb5/0x140
[  224.910669]  ? __lock_acquire+0x7ec/0x4ec0
[  224.914914]  ? ___might_sleep+0x1ed/0x300
[  224.919063]  ? lock_release+0x970/0x970
[  224.923044]  ? arch_local_save_flags+0x40/0x40
[  224.927642]  ? __might_sleep+0x95/0x190
[  224.931627]  __alloc_pages_nodemask+0xa80/0xde0
[  224.936312]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  224.941343]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  224.947144]  ? kasan_check_read+0x11/0x20
[  224.951295]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  224.956579]  ? graph_lock+0x170/0x170
[  224.960386]  ? print_usage_bug+0xc0/0xc0
[  224.964456]  ? graph_lock+0x170/0x170
[  224.968259]  ? graph_lock+0x170/0x170
[  224.972064]  ? __do_page_cache_readahead+0x7ce/0x980
[  224.977173]  ? find_held_lock+0x36/0x1c0
[  224.981252]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  224.986795]  alloc_pages_current+0x10c/0x210
[  224.991208]  ? lock_downgrade+0x900/0x900
[  224.995369]  __page_cache_alloc+0x38f/0x5b0
[  224.999702]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  225.005498]  ? kasan_check_read+0x11/0x20
[  225.009650]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  225.014930]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  225.019613]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  225.025154]  ? check_preemption_disabled+0x48/0x200
[  225.030181]  filemap_fault+0x1594/0x25f0
[  225.034259]  ? __lock_page_or_retry+0xa00/0xa00
[  225.038933]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  225.044737]  ? kasan_check_read+0x11/0x20
[  225.048893]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  225.054174]  ? rcu_bh_qs+0xc0/0xc0
[  225.057720]  ? print_usage_bug+0xc0/0xc0
[  225.061794]  ? filemap_map_pages+0xdea/0x1980
[  225.066299]  ? print_usage_bug+0xc0/0xc0
[  225.070374]  ? find_get_pages_range_tag+0x1320/0x1320
[  225.075566]  ? print_usage_bug+0xc0/0xc0
[  225.079642]  ? __lock_acquire+0x7ec/0x4ec0
[  225.083878]  ? graph_lock+0x170/0x170
[  225.087682]  ? __sigqueue_free.part.27+0x7d/0xa0
[  225.092444]  ? __lock_acquire+0x7ec/0x4ec0
[  225.096722]  ? lock_acquire+0x1ed/0x520
[  225.100715]  ? ext4_filemap_fault+0x7a/0xad
[  225.105046]  ? lock_release+0x970/0x970
[  225.109026]  ? arch_local_save_flags+0x40/0x40
[  225.113611]  ? mark_held_locks+0x130/0x130
[  225.117874]  ? down_read+0xb0/0x1d0
[  225.121500]  ? ext4_filemap_fault+0x7a/0xad
[  225.125822]  ? __down_interruptible+0x700/0x700
[  225.130495]  ? graph_lock+0x170/0x170
[  225.134297]  ? __sigqueue_free.part.27+0x7d/0xa0
[  225.139071]  ext4_filemap_fault+0x82/0xad
[  225.143227]  __do_fault+0x100/0x6b0
[  225.146861]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  225.152141]  ? print_bad_pte+0x6c0/0x6c0
[  225.156210]  ? pmd_val+0x88/0x100
[  225.159667]  ? add_mm_counter_fast+0xd0/0xd0
[  225.164078]  ? pmd_val+0x88/0x100
[  225.167537]  ? add_mm_counter_fast+0xd0/0xd0
[  225.171952]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  225.177508]  __handle_mm_fault+0x3709/0x53e0
[  225.181927]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  225.186783]  ? graph_lock+0x170/0x170
[  225.190588]  ? print_usage_bug+0xc0/0xc0
[  225.194654]  ? graph_lock+0x170/0x170
[  225.198460]  ? graph_lock+0x170/0x170
[  225.202284]  ? handle_mm_fault+0x42a/0xc70
[  225.206524]  ? lock_downgrade+0x900/0x900
[  225.210675]  ? check_preemption_disabled+0x48/0x200
[  225.215702]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  225.221497]  ? kasan_check_read+0x11/0x20
[  225.225648]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  225.230931]  ? rcu_bh_qs+0xc0/0xc0
[  225.234484]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  225.239940]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  225.245490]  ? check_preemption_disabled+0x48/0x200
[  225.250516]  handle_mm_fault+0x54f/0xc70
[  225.254584]  ? __handle_mm_fault+0x53e0/0x53e0
[  225.259169]  ? find_vma+0x34/0x190
[  225.262717]  __do_page_fault+0x67d/0xed0
[  225.266792]  ? mm_fault_error+0x380/0x380
[  225.270951]  ? syscall_slow_exit_work+0x520/0x520
[  225.275812]  do_page_fault+0xf2/0x7e0
[  225.279617]  ? vmalloc_sync_all+0x30/0x30
[  225.283773]  ? error_entry+0x70/0xd0
[  225.287487]  ? trace_hardirqs_off_caller+0xbb/0x300
[  225.292501]  ? trace_hardirqs_on_caller+0xc0/0x300
[  225.297434]  ? syscall_return_slowpath+0x5e0/0x5e0
[  225.302366]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  225.307213]  ? trace_hardirqs_off+0x300/0x300
[  225.311712]  ? trace_hardirqs_off_caller+0x300/0x300
[  225.316823]  ? prepare_exit_to_usermode+0x291/0x3b0
[  225.321838]  ? page_fault+0x8/0x30
[  225.325384]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  225.330234]  ? page_fault+0x8/0x30
[  225.333785]  page_fault+0x1e/0x30
[  225.337238] RIP: 0033:0x45db60
[  225.340449] Code: Bad RIP value.
[  225.343813] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  225.349181] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  225.356451] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  225.363718] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  225.370995] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  225.378264] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  225.385567] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  225.385573] warn_alloc_show_mem: 1 callbacks suppressed
[  225.385581] Mem-Info:
[  225.392767] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  225.398137] active_anon:41015 inactive_anon:371 isolated_anon:0
[  225.398137]  active_file:15 inactive_file:16 isolated_file:2
[  225.398137]  unevictable:0 dirty:0 writeback:0 unstable:0
[  225.398137]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  225.398137]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  225.398137]  free:13788 free_pcp:262 free_cma:0
[  225.400507] Call Trace:
[  225.409892] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  225.442754]  <IRQ>
[  225.445330] Node 0 
[  225.472997]  dump_stack+0x1c4/0x2b4
[  225.475144] 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
[  225.477352]  ? dump_stack_print_info.cold.2+0x52/0x52
[  225.480964] lowmem_reserve[]:
[  225.506653]  warn_alloc.cold.118+0xb7/0x1bd
[  225.511804]  0
[  225.514901]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  225.519199]  2815
[  225.521000]  ? lock_downgrade+0x900/0x900
[  225.525814]  6318
[  225.527878]  ? trace_hardirqs_off+0xb8/0x300
[  225.531994]  6318
[  225.534056]  ? trace_hardirqs_off+0xb8/0x300
[  225.540504]  __alloc_pages_slowpath+0x2667/0x2d80
[  225.544879] Node 0 DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  225.549743]  ? warn_alloc+0x120/0x120
[  225.549761]  ? trace_hardirqs_on+0x310/0x310
[  225.577323] lowmem_reserve[]: 0
[  225.581133]  ? warn_alloc+0x120/0x120
[  225.585536]  0
[  225.588813]  ? print_usage_bug+0xc0/0xc0
[  225.592586]  3503
[  225.594383]  ? warn_alloc+0x120/0x120
[  225.598417]  3503
[  225.600476]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  225.604253] Node 0 
[  225.606309]  ? print_usage_bug+0xc0/0xc0
[  225.611324] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  225.613529]  ? __lock_acquire+0x7ec/0x4ec0
[  225.617566] lowmem_reserve[]:
[  225.645927]  ? __lock_acquire+0x7ec/0x4ec0
[  225.650139]  0
[  225.653248]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  225.657449]  0
[  225.659254]  ? should_fail+0x22d/0xd01
[  225.664760]  0
[  225.666562]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  225.670420]  0
[  225.672216]  ? __lock_acquire+0x7ec/0x4ec0
[  225.679092]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  225.683298] Node 0 
[  225.688387]  ? __lock_acquire+0x7ec/0x4ec0
[  225.688397] DMA: 
[  225.690628]  ? should_fail+0x22d/0xd01
[  225.694836] 1*4kB 
[  225.696895]  ? print_usage_bug+0xc0/0xc0
[  225.700758] (U) 
[  225.702905]  ? mark_held_locks+0x130/0x130
[  225.706940] 0*8kB 
[  225.708918]  ? mark_held_locks+0x130/0x130
[  225.713131] 0*16kB 
[  225.715278]  ? graph_lock+0x170/0x170
[  225.719482] 1*32kB 
[  225.721712]  ? print_usage_bug+0xc0/0xc0
[  225.725486] (U) 
[  225.727719]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  225.731757] 2*64kB 
[  225.733733]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.738463] (U) 
[  225.740695]  ? check_preemption_disabled+0x48/0x200
[  225.746207] 1*128kB 
[  225.748174]  ? check_preemption_disabled+0x48/0x200
[  225.753167] (U) 
[  225.755490]  ? __lock_is_held+0xb5/0x140
[  225.760479] 1*256kB 
[  225.762450]  __alloc_pages_nodemask+0xa80/0xde0
[  225.766481] (U) 
[  225.768796]  ? graph_lock+0x170/0x170
[  225.773442] 0*512kB 
[  225.775410]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  225.779189] 1*1024kB 
[  225.781505]  ? graph_lock+0x170/0x170
[  225.786497] (U) 
[  225.788906]  ? find_held_lock+0x36/0x1c0
[  225.792675] 1*2048kB 
[  225.794657]  ? ____cache_alloc_node+0x1c7/0x1e0
[  225.798700] (M) 
[  225.801105]  ? lock_downgrade+0x900/0x900
[  225.805748] 3*4096kB 
[  225.807722]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.811837] (M) 
[  225.814255]  cache_grow_begin+0x91/0x8c0
[  225.819763] = 15908kB
[  225.821733]  ? do_raw_spin_unlock+0xa7/0x2f0
[  225.825775] Node 0 
[  225.828182]  fallback_alloc+0x203/0x2e0
[  225.832733] DMA32: 
[  225.834984]  ____cache_alloc_node+0x1c7/0x1e0
[  225.838933] 3*4kB 
[  225.841170]  kmem_cache_alloc_node+0xe3/0x730
[  225.845640] (M) 
[  225.847790]  ? ipv6_get_ifaddr+0x42e/0x620
[  225.852258] 2*8kB 
[  225.854233]  __alloc_skb+0x119/0x770
[  225.858432] (M) 1*16kB 
[  225.860592]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  225.864278] (M) 
[  225.866857]  ? skb_scrub_packet+0x490/0x490
[  225.872111] 1*32kB 
[  225.874082]  ? lock_downgrade+0x900/0x900
[  225.878378] (M) 
[  225.880615]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.884736] 3*64kB 
[  225.886714]  ? refcount_sub_and_test_checked+0x203/0x310
[  225.892214] (UM) 3*128kB 
[  225.894459]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  225.899886] (M) 
[  225.902639]  ? addrconf_rs_timer+0x6f0/0x6f0
[  225.908068] 2*256kB 
[  225.910045]  ndisc_alloc_skb+0x144/0x340
[  225.914418] (M) 
[  225.916736]  ndisc_send_rs+0x331/0x6e0
[  225.920777] 3*512kB 
[  225.922749]  addrconf_rs_timer+0x3c0/0x6f0
[  225.926616] (M) 
[  225.928938]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.933149] 4*1024kB 
[  225.935127]  call_timer_fn+0x272/0x920
[  225.939328] (UM) 
[  225.941737]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.945608] 3*2048kB 
[  225.947666]  ? process_timeout+0x40/0x40
[  225.951872] (UM) 
[  225.954281]  ? find_held_lock+0x36/0x1c0
[  225.958314] 3*4096kB (M) 
[  225.960490]  ? __run_timers+0x7da/0xc70
[  225.960503]  ? _raw_spin_unlock_irq+0x27/0x80
[  225.960510]  ? _raw_spin_unlock_irq+0x27/0x80
[  225.960518]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.960526]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  225.960537]  ? trace_hardirqs_on+0xbd/0x310
[  225.960545]  ? kasan_check_read+0x11/0x20
[  225.960553]  ? __run_timers+0x7da/0xc70
[  225.960561]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  225.960572]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.960583]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.960591]  __run_timers+0x7e5/0xc70
[  225.960606]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  225.960616]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  225.960625]  ? graph_lock+0x170/0x170
[  225.960634]  ? enqueue_hrtimer+0x1a5/0x560
[  225.960641]  ? lock_release+0x970/0x970
[  225.960650]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  225.960661]  ? find_held_lock+0x36/0x1c0
[  225.960671]  ? graph_lock+0x170/0x170
[  225.960681]  ? pvclock_read_flags+0x160/0x160
[  225.960689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.960698]  ? check_preemption_disabled+0x48/0x200
[  225.960711]  ? __lock_is_held+0xb5/0x140
[  225.960719]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.960727]  ? check_preemption_disabled+0x48/0x200
[  225.960739]  run_timer_softirq+0x52/0xb0
[  225.960753]  ? rcu_read_lock_sched_held+0x108/0x120
[  225.960768]  __do_softirq+0x30b/0xad8
[  225.960791]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  225.964829] = 25228kB
[  225.967590]  ? pvclock_read_flags+0x160/0x160
[  225.971538] Node 0 
[  225.976028]  ? lapic_next_event+0x5a/0x90
[  225.980500] Normal: 
[  225.984727]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.989295] 866*4kB 
[  225.993608]  ? check_preemption_disabled+0x48/0x200
[  225.997728] (ME) 
[  226.001696]  ? check_preemption_disabled+0x48/0x200
[  226.007122] 469*8kB 
[  226.011354]  ? kvm_clock_read+0x18/0x30
[  226.015560] (UME) 
[  226.019353]  ? kvm_sched_clock_read+0x9/0x20
[  226.024694] 197*16kB 
[  226.029703]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.033478] (UME) 
[  226.037704]  ? check_preemption_disabled+0x48/0x200
[  226.041657] 59*32kB 
[  226.046847]  irq_exit+0x17f/0x1c0
[  226.050873] (UME) 
[  226.054673]  smp_apic_timer_interrupt+0x1cb/0x760
[  226.059140] 18*64kB 
[  226.064671]  ? smp_reschedule_interrupt+0x109/0x650
[  226.069659] (ME) 
[  226.073714]  ? smp_call_function_single_interrupt+0x650/0x650
[  226.079226] 3*128kB 
[  226.084248]  ? interrupt_entry+0xb5/0xf0
[  226.088293] (M) 
[  226.093306]  ? trace_hardirqs_off_caller+0xbb/0x300
[  226.097083] 1*256kB 
[  226.102177]  ? trace_hardirqs_off_caller+0xbb/0x300
[  226.104559] (U) 
[  226.109052]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  226.111262] 0*512kB 
[  226.115403]  ? trace_hardirqs_off+0x300/0x300
[  226.117704] 0*1024kB 
[  226.123234]  ? trace_hardirqs_off+0x300/0x300
[  226.125530] 0*2048kB 0*4096kB 
[  226.130551]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.132586] = 14048kB
[  226.137605]  ? check_preemption_disabled+0x48/0x200
[  226.139910] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  226.143885]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.146015] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  226.150412]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  226.152794] 412 total pagecache pages
[  226.158336]  apic_timer_interrupt+0xf/0x20
[  226.160463] 0 pages in swap cache
[  226.165454]  </IRQ>
[  226.167767] Swap cache stats: add 0, delete 0, find 0/0
[  226.171212] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  226.173335] Free swap  = 0kB
[  226.178168] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  226.180465] Total swap = 0kB
[  226.185465] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  226.187525] 1965979 pages RAM
[  226.193395] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  226.195700] 0 pages HighMem/MovableOnly
[  226.199742] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  226.199755] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  226.201715] 343323 pages reserved
[  226.206719] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  226.209032] 0 pages cma reserved
[  226.214041] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  226.214091]  skb_clone+0x1bb/0x500
[  226.216086] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  226.220845]  ? skb_split+0x11e0/0x11e0
[  226.220868]  ? dev_forward_skb+0x4c/0x60
[  226.220888]  ? __bpf_redirect+0x54b/0xb20
[  226.223257] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  226.227676]  ? __switch_to_asm+0x34/0x70
[  226.230059] syz-fuzzer cpuset=
[  226.234552]  bpf_clone_redirect+0xb9/0x490
[  226.237716] /
[  226.243258]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  226.245641]  mems_allowed=0
[  226.250653]  ? __sched_text_start+0x8/0x8
[  226.442498]  ? lockdep_hardirqs_on+0x421/0x5c0
[  226.447091]  ? retint_kernel+0x2d/0x2d
[  226.450988]  ? trace_hardirqs_on_caller+0xc0/0x300
[  226.455925]  ? find_held_lock+0x36/0x1c0
[  226.460003]  ? lock_acquire+0x1ed/0x520
[  226.463986]  ? bpf_test_run+0x32e/0x5a0
[  226.467976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.473519]  ? check_preemption_disabled+0x48/0x200
[  226.478542]  ? kasan_check_read+0x11/0x20
[  226.482697]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  226.487983]  ? rcu_bh_qs+0xc0/0xc0
[  226.491533]  ? preempt_schedule+0x4d/0x60
[  226.495684]  ? ___preempt_schedule+0x16/0x18
[  226.500103]  ? bpf_test_run+0x1c0/0x5a0
[  226.504095]  ? netlink_diag_dump+0x2a0/0x2a0
[  226.508511]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.514051]  ? bpf_test_init.isra.9+0x70/0x100
[  226.518640]  ? bpf_prog_test_run_skb+0x634/0xb40
[  226.523403]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  226.528255]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  226.533797]  ? fput+0x130/0x1a0
[  226.537080]  ? __bpf_prog_get+0x9b/0x290
[  226.541148]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  226.545995]  ? bpf_prog_test_run+0x130/0x1a0
[  226.550422]  ? __x64_sys_bpf+0x3d8/0x510
[  226.554487]  ? bpf_prog_get+0x20/0x20
[  226.558309]  ? ksys_ioctl+0x81/0xd0
[  226.561952]  ? do_syscall_64+0x1b9/0x820
[  226.566033]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  226.571415]  ? syscall_return_slowpath+0x5e0/0x5e0
[  226.576350]  ? trace_hardirqs_off+0x300/0x300
[  226.580849]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  226.585868]  ? recalc_sigpending_tsk+0x180/0x180
[  226.590625]  ? kasan_check_write+0x14/0x20
[  226.594872]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  226.599727]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  226.605112] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  226.605198] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  226.612037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  226.612042] Call Trace:
[  226.612050]  <IRQ>
[  226.612066]  dump_stack+0x1c4/0x2b4
[  226.612088]  ? dump_stack_print_info.cold.2+0x52/0x52
[  226.618657] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  226.627920]  warn_alloc.cold.118+0xb7/0x1bd
[  226.630473] syz-executor0 cpuset=
[  226.632620]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  226.636220] syz0
[  226.641404]  ? lock_downgrade+0x900/0x900
[  226.651867]  mems_allowed=0
[  226.656188]  ? trace_hardirqs_off+0xb8/0x300
[  226.677878]  ? trace_hardirqs_off+0xb8/0x300
[  226.682330]  __alloc_pages_slowpath+0x2667/0x2d80
[  226.687206]  ? warn_alloc+0x120/0x120
[  226.691019]  ? warn_alloc+0x120/0x120
[  226.694825]  ? print_usage_bug+0xc0/0xc0
[  226.698888]  ? warn_alloc+0x120/0x120
[  226.702690]  ? print_usage_bug+0xc0/0xc0
[  226.706761]  ? __lock_acquire+0x7ec/0x4ec0
[  226.710996]  ? __lock_acquire+0x7ec/0x4ec0
[  226.715238]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.720778]  ? should_fail+0x22d/0xd01
[  226.724674]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  226.729777]  ? __lock_acquire+0x7ec/0x4ec0
[  226.734022]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  226.739123]  ? __lock_acquire+0x7ec/0x4ec0
[  226.743362]  ? should_fail+0x22d/0xd01
[  226.747259]  ? mark_held_locks+0x130/0x130
[  226.751501]  ? mark_held_locks+0x130/0x130
[  226.755745]  ? graph_lock+0x170/0x170
[  226.759547]  ? graph_lock+0x170/0x170
[  226.763354]  ? graph_lock+0x170/0x170
[  226.767156]  ? print_usage_bug+0xc0/0xc0
[  226.771223]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.776766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.782315]  ? check_preemption_disabled+0x48/0x200
[  226.787330]  ? check_preemption_disabled+0x48/0x200
[  226.792357]  ? __lock_is_held+0xb5/0x140
[  226.796431]  __alloc_pages_nodemask+0xa80/0xde0
[  226.801101]  ? graph_lock+0x170/0x170
[  226.804909]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  226.809924]  ? graph_lock+0x170/0x170
[  226.813751]  ? find_held_lock+0x36/0x1c0
[  226.817827]  ? ____cache_alloc_node+0x1c7/0x1e0
[  226.822496]  ? lock_downgrade+0x900/0x900
[  226.826657]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.832203]  cache_grow_begin+0x91/0x8c0
[  226.836270]  ? do_raw_spin_unlock+0xa7/0x2f0
[  226.840690]  fallback_alloc+0x203/0x2e0
[  226.844673]  ____cache_alloc_node+0x1c7/0x1e0
[  226.849178]  kmem_cache_alloc_node+0xe3/0x730
[  226.853680]  ? ipv6_get_ifaddr+0x42e/0x620
[  226.857930]  __alloc_skb+0x119/0x770
[  226.861662]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  226.866950]  ? skb_scrub_packet+0x490/0x490
[  226.871285]  ? lock_downgrade+0x900/0x900
[  226.875443]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.880994]  ? refcount_sub_and_test_checked+0x203/0x310
[  226.886451]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  226.891908]  ? addrconf_rs_timer+0x6f0/0x6f0
[  226.896336]  ndisc_alloc_skb+0x144/0x340
[  226.900408]  ndisc_send_rs+0x331/0x6e0
[  226.904306]  addrconf_rs_timer+0x3c0/0x6f0
[  226.908548]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  226.912798]  call_timer_fn+0x272/0x920
[  226.916686]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  226.920924]  ? process_timeout+0x40/0x40
[  226.924995]  ? find_held_lock+0x36/0x1c0
[  226.929068]  ? mark_held_locks+0xc7/0x130
[  226.933222]  ? _raw_spin_unlock_irq+0x27/0x80
[  226.937716]  ? _raw_spin_unlock_irq+0x27/0x80
[  226.942220]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  226.946459]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  226.951045]  ? trace_hardirqs_on+0xbd/0x310
[  226.955366]  ? kasan_check_read+0x11/0x20
[  226.959517]  ? __run_timers+0x7da/0xc70
[  226.963498]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  226.968969]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  226.973216]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  226.977452]  __run_timers+0x7e5/0xc70
[  226.981269]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  226.986641]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  226.991661]  ? graph_lock+0x170/0x170
[  226.995472]  ? print_usage_bug+0xc0/0xc0
[  226.999531]  ? lock_release+0x970/0x970
[  227.003510]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  227.008737]  ? find_held_lock+0x36/0x1c0
[  227.012825]  ? graph_lock+0x170/0x170
[  227.016634]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.022192]  ? check_preemption_disabled+0x48/0x200
[  227.027223]  ? __lock_is_held+0xb5/0x140
[  227.031289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.036834]  ? check_preemption_disabled+0x48/0x200
[  227.041870]  run_timer_softirq+0x52/0xb0
[  227.045937]  ? rcu_read_lock_sched_held+0x108/0x120
[  227.050973]  __do_softirq+0x30b/0xad8
[  227.054788]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  227.059904]  ? pvclock_read_flags+0x160/0x160
[  227.064402]  ? lapic_next_event+0x5a/0x90
[  227.068551]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.074087]  ? check_preemption_disabled+0x48/0x200
[  227.079101]  ? check_preemption_disabled+0x48/0x200
[  227.084125]  ? kvm_clock_read+0x18/0x30
[  227.088102]  ? kvm_sched_clock_read+0x9/0x20
[  227.092518]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  227.098057]  ? check_preemption_disabled+0x48/0x200
[  227.103091]  irq_exit+0x17f/0x1c0
[  227.106548]  smp_apic_timer_interrupt+0x1cb/0x760
[  227.111398]  ? smp_call_function_single_interrupt+0x650/0x650
[  227.117287]  ? interrupt_entry+0xb5/0xf0
[  227.121357]  ? trace_hardirqs_off_caller+0xbb/0x300
[  227.126376]  ? trace_hardirqs_off_caller+0xbb/0x300
[  227.131408]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  227.136257]  ? trace_hardirqs_off+0x300/0x300
[  227.140761]  ? trace_hardirqs_off+0x300/0x300
[  227.145267]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  227.150810]  ? check_preemption_disabled+0x48/0x200
[  227.155828]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  227.161383]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  227.166242]  apic_timer_interrupt+0xf/0x20
[  227.170478]  </IRQ>
[  227.172725] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  227.178099] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  227.197012] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  227.204732] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  227.212008] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  227.219284] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  227.226559] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  227.233834] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  227.241143]  ? page_evictable+0x35d/0x540
[  227.245304]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  227.250844]  page_evictable+0x36b/0x540
[  227.254825]  ? kswapd_stop+0x100/0x100
[  227.258723]  ? ___might_sleep+0x1ed/0x300
[  227.262875]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  227.268333]  ? arch_local_save_flags+0x40/0x40
[  227.272924]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.278469]  ? check_preemption_disabled+0x48/0x200
[  227.283500]  shrink_active_list+0x845/0x1c20
[  227.287914]  ? free_unref_page_list+0xc0f/0x11e0
[  227.292687]  ? shrink_inactive_list+0x1c60/0x1c60
[  227.297548]  ? graph_lock+0x170/0x170
[  227.301353]  ? __page_frag_cache_drain+0x200/0x200
[  227.306281]  ? print_usage_bug+0xc0/0xc0
[  227.310361]  ? find_held_lock+0x36/0x1c0
[  227.314425]  ? graph_lock+0x170/0x170
[  227.318233]  ? mark_held_locks+0xc7/0x130
[  227.322387]  ? check_preemption_disabled+0x48/0x200
[  227.327403]  ? check_preemption_disabled+0x48/0x200
[  227.332428]  ? graph_lock+0x170/0x170
[  227.336234]  ? __lock_is_held+0xb5/0x140
[  227.340300]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.345850]  ? check_preemption_disabled+0x48/0x200
[  227.350879]  ? __lock_is_held+0xb5/0x140
[  227.354971]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  227.359997]  ? inactive_list_is_low+0x305/0x880
[  227.364677]  ? lruvec_lru_size+0x450/0x450
[  227.368909]  ? kasan_check_read+0x11/0x20
[  227.373068]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  227.378017]  shrink_node_memcg+0x803/0x18e0
[  227.382357]  ? shrink_active_list+0x1c20/0x1c20
[  227.387040]  ? lockdep_hardirqs_on+0x421/0x5c0
[  227.391625]  ? trace_hardirqs_on+0xbd/0x310
[  227.395949]  ? vmpressure+0x294/0x310
[  227.399781]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  227.405259]  shrink_node+0x3bc/0x16b0
[  227.409065]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  227.414373]  ? shrink_node_memcg+0x18e0/0x18e0
[  227.418963]  ? lockdep_hardirqs_on+0x421/0x5c0
[  227.423556]  ? trace_hardirqs_on+0xbd/0x310
[  227.427882]  ? vmpressure+0x294/0x310
[  227.431690]  ? do_raw_spin_unlock+0xa7/0x2f0
[  227.436105]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  227.440713]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  227.446257]  ? __cpuset_node_allowed+0x19b/0x660
[  227.451022]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  227.456745]  ? vmpressure+0x1c9/0x310
[  227.460572]  do_try_to_free_pages+0x3e7/0x1290
[  227.465176]  ? shrink_node+0x16b0/0x16b0
[  227.469245]  ? __lock_is_held+0xb5/0x140
[  227.473328]  try_to_free_pages+0x4d0/0xb90
[  227.477570]  ? do_try_to_free_pages+0x1290/0x1290
[  227.482419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.487979]  ? lock_acquire+0x1ed/0x520
[  227.491969]  ? set_page_refcounted+0x280/0x280
[  227.496559]  ? lock_release+0x970/0x970
[  227.500541]  ? ___might_sleep+0x1ed/0x300
[  227.504696]  ? arch_local_save_flags+0x40/0x40
[  227.509283]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  227.514301]  ? __radix_tree_lookup+0x358/0x4c0
[  227.518892]  __alloc_pages_slowpath+0x993/0x2d80
[  227.523674]  ? kasan_check_read+0x11/0x20
[  227.527828]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  227.533109]  ? warn_alloc+0x120/0x120
[  227.536913]  ? __radix_tree_lookup+0x4c0/0x4c0
[  227.541509]  ? find_get_entry+0x2f2/0xc40
[  227.545669]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.551211]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  227.556142]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  227.561684]  ? should_fail+0x22d/0xd01
[  227.565581]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  227.570687]  ? __lock_is_held+0xb5/0x140
[  227.574753]  ? graph_lock+0x170/0x170
[  227.578559]  ? graph_lock+0x170/0x170
[  227.582381]  ? __lock_is_held+0xb5/0x140
[  227.586454]  ? __lock_acquire+0x7ec/0x4ec0
[  227.590701]  ? ___might_sleep+0x1ed/0x300
[  227.594868]  ? lock_release+0x970/0x970
[  227.598846]  ? arch_local_save_flags+0x40/0x40
[  227.603443]  ? __might_sleep+0x95/0x190
[  227.607442]  __alloc_pages_nodemask+0xa80/0xde0
[  227.612119]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  227.617154]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  227.622988]  ? kasan_check_read+0x11/0x20
[  227.627140]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  227.632422]  ? graph_lock+0x170/0x170
[  227.636227]  ? print_usage_bug+0xc0/0xc0
[  227.640296]  ? graph_lock+0x170/0x170
[  227.644099]  ? graph_lock+0x170/0x170
[  227.647905]  ? __do_page_cache_readahead+0x7ce/0x980
[  227.653017]  ? find_held_lock+0x36/0x1c0
[  227.657088]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  227.662634]  alloc_pages_current+0x10c/0x210
[  227.667048]  ? lock_downgrade+0x900/0x900
[  227.671205]  __page_cache_alloc+0x38f/0x5b0
[  227.675530]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  227.681329]  ? kasan_check_read+0x11/0x20
[  227.685480]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  227.690765]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  227.695440]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  227.700984]  ? check_preemption_disabled+0x48/0x200
[  227.706008]  filemap_fault+0x1594/0x25f0
[  227.710086]  ? __lock_page_or_retry+0xa00/0xa00
[  227.714760]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  227.720558]  ? kasan_check_read+0x11/0x20
[  227.724708]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  227.729994]  ? rcu_bh_qs+0xc0/0xc0
[  227.733544]  ? print_usage_bug+0xc0/0xc0
[  227.737613]  ? filemap_map_pages+0xdea/0x1980
[  227.742118]  ? print_usage_bug+0xc0/0xc0
[  227.746192]  ? find_get_pages_range_tag+0x1320/0x1320
[  227.751389]  ? print_usage_bug+0xc0/0xc0
[  227.755456]  ? __lock_acquire+0x7ec/0x4ec0
[  227.759693]  ? graph_lock+0x170/0x170
[  227.763499]  ? __sigqueue_free.part.27+0x7d/0xa0
[  227.768265]  ? __lock_acquire+0x7ec/0x4ec0
[  227.772517]  ? lock_acquire+0x1ed/0x520
[  227.776496]  ? ext4_filemap_fault+0x7a/0xad
[  227.780825]  ? lock_release+0x970/0x970
[  227.784809]  ? arch_local_save_flags+0x40/0x40
[  227.789414]  ? mark_held_locks+0x130/0x130
[  227.793680]  ? down_read+0xb0/0x1d0
[  227.797324]  ? ext4_filemap_fault+0x7a/0xad
[  227.801668]  ? __down_interruptible+0x700/0x700
[  227.806364]  ? graph_lock+0x170/0x170
[  227.810174]  ? __sigqueue_free.part.27+0x7d/0xa0
[  227.814968]  ext4_filemap_fault+0x82/0xad
[  227.819125]  __do_fault+0x100/0x6b0
[  227.822764]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  227.828051]  ? print_bad_pte+0x6c0/0x6c0
[  227.832341]  ? pmd_val+0x88/0x100
[  227.835808]  ? add_mm_counter_fast+0xd0/0xd0
[  227.840220]  ? pmd_val+0x88/0x100
[  227.843679]  ? add_mm_counter_fast+0xd0/0xd0
[  227.848095]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  227.853641]  __handle_mm_fault+0x3709/0x53e0
[  227.858063]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  227.862911]  ? graph_lock+0x170/0x170
[  227.866716]  ? print_usage_bug+0xc0/0xc0
[  227.870785]  ? graph_lock+0x170/0x170
[  227.874584]  ? graph_lock+0x170/0x170
[  227.878407]  ? handle_mm_fault+0x42a/0xc70
[  227.882644]  ? lock_downgrade+0x900/0x900
[  227.886797]  ? check_preemption_disabled+0x48/0x200
[  227.891824]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  227.897620]  ? kasan_check_read+0x11/0x20
[  227.901772]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  227.907142]  ? rcu_bh_qs+0xc0/0xc0
[  227.910686]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  227.916144]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  227.921680]  ? check_preemption_disabled+0x48/0x200
[  227.926712]  handle_mm_fault+0x54f/0xc70
[  227.930787]  ? __handle_mm_fault+0x53e0/0x53e0
[  227.935380]  ? find_vma+0x34/0x190
[  227.938927]  __do_page_fault+0x67d/0xed0
[  227.943005]  ? mm_fault_error+0x380/0x380
[  227.947165]  ? syscall_slow_exit_work+0x520/0x520
[  227.952018]  do_page_fault+0xf2/0x7e0
[  227.955826]  ? vmalloc_sync_all+0x30/0x30
[  227.959993]  ? error_entry+0x70/0xd0
[  227.964207]  ? trace_hardirqs_off_caller+0xbb/0x300
[  227.969223]  ? trace_hardirqs_on_caller+0xc0/0x300
[  227.974158]  ? syscall_return_slowpath+0x5e0/0x5e0
[  227.979090]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  227.983946]  ? trace_hardirqs_off+0x300/0x300
[  227.988468]  ? trace_hardirqs_off_caller+0x300/0x300
[  227.993579]  ? prepare_exit_to_usermode+0x291/0x3b0
[  227.998598]  ? page_fault+0x8/0x30
[  228.002148]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  228.007000]  ? page_fault+0x8/0x30
[  228.010542]  page_fault+0x1e/0x30
[  228.013995] RIP: 0033:0x45db60
[  228.017191] Code: Bad RIP value.
[  228.020556] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  228.025918] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  228.033185] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  228.040454] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  228.047722] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  228.055000] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  228.062339] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  228.062345] warn_alloc_show_mem: 1 callbacks suppressed
[  228.062353] Mem-Info:
[  228.069532] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  228.069541] Call Trace:
[  228.074911] active_anon:41015 inactive_anon:371 isolated_anon:0
[  228.074911]  active_file:15 inactive_file:16 isolated_file:2
[  228.074911]  unevictable:0 dirty:0 writeback:0 unstable:0
[  228.074911]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  228.074911]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  228.074911]  free:13788 free_pcp:262 free_cma:0
[  228.077286]  <IRQ>
[  228.086646] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  228.089229]  dump_stack+0x1c4/0x2b4
[  228.122101] Node 0 
[  228.124262]  ? dump_stack_print_info.cold.2+0x52/0x52
[  228.151949] 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
[  228.155563]  warn_alloc.cold.118+0xb7/0x1bd
[  228.157764] lowmem_reserve[]:
[  228.162951]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  228.188434]  0
[  228.192748]  ? lock_downgrade+0x900/0x900
[  228.195848]  2815
[  228.200690]  ? trace_hardirqs_off+0xb8/0x300
[  228.202462]  6318
[  228.206608]  ? trace_hardirqs_off+0xb8/0x300
[  228.208643]  6318
[  228.213046]  __alloc_pages_slowpath+0x2667/0x2d80
[  228.219504]  ? warn_alloc+0x120/0x120
[  228.221523] Node 0 
[  228.226357]  ? trace_hardirqs_on+0x310/0x310
[  228.230158] DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  228.232365]  ? warn_alloc+0x120/0x120
[  228.236748] lowmem_reserve[]:
[  228.263719]  ? print_usage_bug+0xc0/0xc0
[  228.267493]  0
[  228.270593]  ? warn_alloc+0x120/0x120
[  228.274628]  0
[  228.276427]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  228.280197]  3503
[  228.282005]  ? print_usage_bug+0xc0/0xc0
[  228.286996]  3503
[  228.289053]  ? __lock_acquire+0x7ec/0x4ec0
[  228.293093] Node 0 
[  228.295148]  ? __lock_acquire+0x7ec/0x4ec0
[  228.299392] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  228.301601]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  228.305809] lowmem_reserve[]:
[  228.334174]  ? should_fail+0x22d/0xd01
[  228.339683]  0
[  228.342786]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  228.346639]  0 0
[  228.348448]  ? __lock_acquire+0x7ec/0x4ec0
[  228.353522]  0
[  228.355501]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  228.361500]  ? __lock_acquire+0x7ec/0x4ec0
[  228.366575] Node 0 
[  228.370801]  ? should_fail+0x22d/0xd01
[  228.370811] DMA: 
[  228.373042]  ? print_usage_bug+0xc0/0xc0
[  228.376907] 1*4kB 
[  228.378975]  ? mark_held_locks+0x130/0x130
[  228.383004] (U) 
[  228.385151]  ? mark_held_locks+0x130/0x130
[  228.389362] 0*8kB 
[  228.391342]  ? graph_lock+0x170/0x170
[  228.395544] 0*16kB 1*32kB 
[  228.397697]  ? print_usage_bug+0xc0/0xc0
[  228.401473] (U) 
[  228.404316]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  228.408357] 2*64kB 
[  228.410330]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.415055] (U) 
[  228.417290]  ? check_preemption_disabled+0x48/0x200
[  228.422798] 1*128kB (U) 
[  228.424776]  ? check_preemption_disabled+0x48/0x200
[  228.429765] 1*256kB (U) 
[  228.432448]  ? __lock_is_held+0xb5/0x140
[  228.437429] 0*512kB 
[  228.440099]  __alloc_pages_nodemask+0xa80/0xde0
[  228.444132] 1*1024kB 
[  228.446448]  ? graph_lock+0x170/0x170
[  228.451094] (U) 
[  228.453499]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  228.457275] 1*2048kB 
[  228.459247]  ? graph_lock+0x170/0x170
[  228.464232] (M) 
[  228.466643]  ? find_held_lock+0x36/0x1c0
[  228.470416] 3*4096kB 
[  228.472390]  ? ____cache_alloc_node+0x1c7/0x1e0
[  228.476418] (M) 
[  228.478823]  ? lock_downgrade+0x900/0x900
[  228.483463] = 15908kB
[  228.483471] Node 0 
[  228.485447]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.489563] DMA32: 
[  228.491975]  cache_grow_begin+0x91/0x8c0
[  228.494185] 3*4kB 
[  228.499717]  ? do_raw_spin_unlock+0xa7/0x2f0
[  228.501927] (M) 
[  228.505989]  fallback_alloc+0x203/0x2e0
[  228.508112] 2*8kB 
[  228.512513]  ____cache_alloc_node+0x1c7/0x1e0
[  228.514464] (M) 
[  228.518435]  kmem_cache_alloc_node+0xe3/0x730
[  228.520563] 1*16kB 
[  228.525052]  ? ipv6_get_ifaddr+0x42e/0x620
[  228.527002] (M) 
[  228.531502]  __alloc_skb+0x119/0x770
[  228.533711] 1*32kB 
[  228.537943]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  228.539889] (M) 
[  228.543593]  ? skb_scrub_packet+0x490/0x490
[  228.545804] 3*64kB (UM) 
[  228.551087]  ? lock_downgrade+0x900/0x900
[  228.553037] 3*128kB 
[  228.557359]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.559994] (M) 2*256kB 
[  228.564148]  ? refcount_sub_and_test_checked+0x203/0x310
[  228.566449] (M) 
[  228.571985]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  228.574631] 3*512kB 
[  228.580077]  ? addrconf_rs_timer+0x6f0/0x6f0
[  228.582085] (M) 
[  228.587539]  ndisc_alloc_skb+0x144/0x340
[  228.589830] 4*1024kB 
[  228.594233]  ndisc_send_rs+0x331/0x6e0
[  228.596187] (UM) 
[  228.600252]  addrconf_rs_timer+0x3c0/0x6f0
[  228.602633] 3*2048kB 
[  228.606514]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.608548] (UM) 
[  228.612789]  call_timer_fn+0x272/0x920
[  228.615164] 3*4096kB 
[  228.619390]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.621429] (M) 
[  228.625309]  ? process_timeout+0x40/0x40
[  228.627694] = 25228kB
[  228.631919]  ? find_held_lock+0x36/0x1c0
[  228.633876] Node 0 
[  228.637934]  ? __run_timers+0x7da/0xc70
[  228.640319] Normal: 
[  228.644386]  ? _raw_spin_unlock_irq+0x27/0x80
[  228.646592] 866*4kB 
[  228.650555]  ? _raw_spin_unlock_irq+0x27/0x80
[  228.652856] (ME) 
[  228.657346]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.659655] 469*8kB 
[  228.664144]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  228.666180] (UME) 
[  228.670412]  ? trace_hardirqs_on+0xbd/0x310
[  228.672710] 197*16kB 
[  228.677283]  ? kasan_check_read+0x11/0x20
[  228.679412] (UME) 
[  228.683728]  ? __run_timers+0x7da/0xc70
[  228.686119] 59*32kB 
[  228.690258]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  228.692379] (UME) 
[  228.696350]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.698645] 18*64kB (ME) 
[  228.704098]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.706227] 3*128kB 
[  228.710459]  __run_timers+0x7e5/0xc70
[  228.713191] (M) 
[  228.717426]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  228.719718] 1*256kB 
[  228.723514]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  228.725463] (U) 
[  228.730819]  ? graph_lock+0x170/0x170
[  228.733117] 0*512kB 
[  228.738123]  ? enqueue_hrtimer+0x1a5/0x560
[  228.740078] 0*1024kB 
[  228.743871]  ? lock_release+0x970/0x970
[  228.746169] 0*2048kB 
[  228.750396]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  228.752784] 0*4096kB 
[  228.756752]  ? find_held_lock+0x36/0x1c0
[  228.759146] = 14048kB
[  228.764330]  ? graph_lock+0x170/0x170
[  228.766725] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  228.770778]  ? pvclock_read_flags+0x160/0x160
[  228.773167] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  228.776955]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.785784] 412 total pagecache pages
[  228.790280]  ? check_preemption_disabled+0x48/0x200
[  228.798837] 0 pages in swap cache
[  228.804363]  ? __lock_is_held+0xb5/0x140
[  228.808139] Swap cache stats: add 0, delete 0, find 0/0
[  228.813144]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.816567] Free swap  = 0kB
[  228.816576] Total swap = 0kB
[  228.820627]  ? check_preemption_disabled+0x48/0x200
[  228.825974] 1965979 pages RAM
[  228.831512]  run_timer_softirq+0x52/0xb0
[  228.834495] 0 pages HighMem/MovableOnly
[  228.834504] 343323 pages reserved
[  228.837520]  ? rcu_read_lock_sched_held+0x108/0x120
[  228.842509] 0 pages cma reserved
[  228.845611]  __do_softirq+0x30b/0xad8
[  228.849716] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  228.853617]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  228.857136] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  228.862052]  ? pvclock_read_flags+0x160/0x160
[  228.865395] syz-fuzzer cpuset=
[  228.869190]  ? lapic_next_event+0x5a/0x90
[  228.875654] /
[  228.880752]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.890965]  mems_allowed=0
[  228.895449]  ? check_preemption_disabled+0x48/0x200
[  228.917899]  ? check_preemption_disabled+0x48/0x200
[  228.922922]  ? kvm_clock_read+0x18/0x30
[  228.926906]  ? kvm_sched_clock_read+0x9/0x20
[  228.931324]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.936865]  ? check_preemption_disabled+0x48/0x200
[  228.941897]  irq_exit+0x17f/0x1c0
[  228.945363]  smp_apic_timer_interrupt+0x1cb/0x760
[  228.950209]  ? smp_reschedule_interrupt+0x109/0x650
[  228.955238]  ? smp_call_function_single_interrupt+0x650/0x650
[  228.961128]  ? interrupt_entry+0xb5/0xf0
[  228.965193]  ? trace_hardirqs_off_caller+0xbb/0x300
[  228.970210]  ? trace_hardirqs_off_caller+0xbb/0x300
[  228.975236]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  228.980088]  ? trace_hardirqs_off+0x300/0x300
[  228.984584]  ? trace_hardirqs_off+0x300/0x300
[  228.989787]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.995324]  ? check_preemption_disabled+0x48/0x200
[  229.000339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.005887]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  229.010740]  apic_timer_interrupt+0xf/0x20
[  229.014978]  </IRQ>
[  229.017220] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  229.022160] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  229.041065] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  229.048781] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  229.056050] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  229.063319] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  229.070586] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  229.077855] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  229.085168]  skb_clone+0x1bb/0x500
[  229.088712]  ? skb_split+0x11e0/0x11e0
[  229.092622]  ? dev_forward_skb+0x4c/0x60
[  229.096690]  ? __bpf_redirect+0x54b/0xb20
[  229.100846]  ? __switch_to_asm+0x34/0x70
[  229.104917]  bpf_clone_redirect+0xb9/0x490
[  229.109164]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  229.114188]  ? __sched_text_start+0x8/0x8
[  229.118342]  ? lockdep_hardirqs_on+0x421/0x5c0
[  229.122929]  ? retint_kernel+0x2d/0x2d
[  229.126830]  ? trace_hardirqs_on_caller+0xc0/0x300
[  229.131770]  ? find_held_lock+0x36/0x1c0
[  229.135838]  ? lock_acquire+0x1ed/0x520
[  229.139814]  ? bpf_test_run+0x32e/0x5a0
[  229.143792]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.149331]  ? check_preemption_disabled+0x48/0x200
[  229.154353]  ? kasan_check_read+0x11/0x20
[  229.158510]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  229.163789]  ? rcu_bh_qs+0xc0/0xc0
[  229.167335]  ? preempt_schedule+0x4d/0x60
[  229.171490]  ? ___preempt_schedule+0x16/0x18
[  229.175911]  ? bpf_test_run+0x1c0/0x5a0
[  229.179899]  ? netlink_diag_dump+0x2a0/0x2a0
[  229.184313]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.189852]  ? bpf_test_init.isra.9+0x70/0x100
[  229.194438]  ? bpf_prog_test_run_skb+0x634/0xb40
[  229.199204]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  229.204047]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  229.209589]  ? fput+0x130/0x1a0
[  229.212877]  ? __bpf_prog_get+0x9b/0x290
[  229.216943]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  229.221798]  ? bpf_prog_test_run+0x130/0x1a0
[  229.226214]  ? __x64_sys_bpf+0x3d8/0x510
[  229.230280]  ? bpf_prog_get+0x20/0x20
[  229.234091]  ? ksys_ioctl+0x81/0xd0
[  229.237744]  ? do_syscall_64+0x1b9/0x820
[  229.241811]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  229.247177]  ? syscall_return_slowpath+0x5e0/0x5e0
[  229.252119]  ? trace_hardirqs_off+0x300/0x300
[  229.256616]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  229.261636]  ? recalc_sigpending_tsk+0x180/0x180
[  229.266392]  ? kasan_check_write+0x14/0x20
[  229.270639]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  229.275497]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  229.280883] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  229.280981] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  229.287810] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  229.287815] Call Trace:
[  229.287823]  <IRQ>
[  229.287840]  dump_stack+0x1c4/0x2b4
[  229.287857]  ? dump_stack_print_info.cold.2+0x52/0x52
[  229.294391] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  229.303687]  warn_alloc.cold.118+0xb7/0x1bd
[  229.306247] syz-executor0 cpuset=
[  229.308389]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  229.311989] syz0
[  229.317175]  ? lock_downgrade+0x900/0x900
[  229.327636]  mems_allowed=0
[  229.331963]  ? trace_hardirqs_off+0xb8/0x300
[  229.353640]  ? trace_hardirqs_off+0xb8/0x300
[  229.358060]  __alloc_pages_slowpath+0x2667/0x2d80
[  229.362942]  ? warn_alloc+0x120/0x120
[  229.366763]  ? trace_hardirqs_on+0x310/0x310
[  229.371174]  ? warn_alloc+0x120/0x120
[  229.374990]  ? print_usage_bug+0xc0/0xc0
[  229.379057]  ? warn_alloc+0x120/0x120
[  229.382861]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  229.387882]  ? print_usage_bug+0xc0/0xc0
[  229.391947]  ? __lock_acquire+0x7ec/0x4ec0
[  229.396194]  ? __lock_acquire+0x7ec/0x4ec0
[  229.400431]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.405984]  ? should_fail+0x22d/0xd01
[  229.409880]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  229.415001]  ? __lock_acquire+0x7ec/0x4ec0
[  229.419243]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  229.424345]  ? __lock_acquire+0x7ec/0x4ec0
[  229.428583]  ? should_fail+0x22d/0xd01
[  229.432469]  ? print_usage_bug+0xc0/0xc0
[  229.436541]  ? mark_held_locks+0x130/0x130
[  229.440787]  ? mark_held_locks+0x130/0x130
[  229.445036]  ? graph_lock+0x170/0x170
[  229.448841]  ? print_usage_bug+0xc0/0xc0
[  229.452907]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  229.457669]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.463210]  ? check_preemption_disabled+0x48/0x200
[  229.468228]  ? check_preemption_disabled+0x48/0x200
[  229.473258]  ? __lock_is_held+0xb5/0x140
[  229.477333]  __alloc_pages_nodemask+0xa80/0xde0
[  229.482008]  ? graph_lock+0x170/0x170
[  229.485816]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  229.490830]  ? graph_lock+0x170/0x170
[  229.494646]  ? find_held_lock+0x36/0x1c0
[  229.498725]  ? ____cache_alloc_node+0x1c7/0x1e0
[  229.503404]  ? lock_downgrade+0x900/0x900
[  229.507582]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.513125]  cache_grow_begin+0x91/0x8c0
[  229.517191]  ? do_raw_spin_unlock+0xa7/0x2f0
[  229.521614]  fallback_alloc+0x203/0x2e0
[  229.525597]  ____cache_alloc_node+0x1c7/0x1e0
[  229.530103]  kmem_cache_alloc_node+0xe3/0x730
[  229.534601]  ? ipv6_get_ifaddr+0x42e/0x620
[  229.538848]  __alloc_skb+0x119/0x770
[  229.542567]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  229.547852]  ? skb_scrub_packet+0x490/0x490
[  229.552190]  ? lock_downgrade+0x900/0x900
[  229.556354]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.561913]  ? refcount_sub_and_test_checked+0x203/0x310
[  229.567369]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  229.572831]  ? addrconf_rs_timer+0x6f0/0x6f0
[  229.577255]  ndisc_alloc_skb+0x144/0x340
[  229.581331]  ndisc_send_rs+0x331/0x6e0
[  229.585228]  addrconf_rs_timer+0x3c0/0x6f0
[  229.589510]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  229.593784]  call_timer_fn+0x272/0x920
[  229.597674]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  229.601917]  ? process_timeout+0x40/0x40
[  229.605987]  ? find_held_lock+0x36/0x1c0
[  229.610066]  ? mark_held_locks+0xc7/0x130
[  229.614222]  ? _raw_spin_unlock_irq+0x27/0x80
[  229.618721]  ? _raw_spin_unlock_irq+0x27/0x80
[  229.623225]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  229.627467]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  229.632054]  ? trace_hardirqs_on+0xbd/0x310
[  229.636377]  ? kasan_check_read+0x11/0x20
[  229.640531]  ? __run_timers+0x7da/0xc70
[  229.644514]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  229.649986]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  229.654237]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  229.658497]  __run_timers+0x7e5/0xc70
[  229.662315]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  229.667686]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  229.672706]  ? graph_lock+0x170/0x170
[  229.676519]  ? print_usage_bug+0xc0/0xc0
[  229.680582]  ? lock_release+0x970/0x970
[  229.684562]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  229.689769]  ? find_held_lock+0x36/0x1c0
[  229.693837]  ? graph_lock+0x170/0x170
[  229.697647]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.703196]  ? check_preemption_disabled+0x48/0x200
[  229.708236]  ? __lock_is_held+0xb5/0x140
[  229.712309]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.717858]  ? check_preemption_disabled+0x48/0x200
[  229.722887]  run_timer_softirq+0x52/0xb0
[  229.726951]  ? rcu_read_lock_sched_held+0x108/0x120
[  229.731996]  __do_softirq+0x30b/0xad8
[  229.735813]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  229.740931]  ? pvclock_read_flags+0x160/0x160
[  229.745441]  ? lapic_next_event+0x5a/0x90
[  229.749595]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.755143]  ? check_preemption_disabled+0x48/0x200
[  229.760167]  ? check_preemption_disabled+0x48/0x200
[  229.765202]  ? kvm_clock_read+0x18/0x30
[  229.769183]  ? kvm_sched_clock_read+0x9/0x20
[  229.773604]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.779152]  ? check_preemption_disabled+0x48/0x200
[  229.784193]  irq_exit+0x17f/0x1c0
[  229.787657]  smp_apic_timer_interrupt+0x1cb/0x760
[  229.792510]  ? smp_call_function_single_interrupt+0x650/0x650
[  229.798403]  ? interrupt_entry+0xb5/0xf0
[  229.802477]  ? trace_hardirqs_off_caller+0xbb/0x300
[  229.807508]  ? trace_hardirqs_off_caller+0xbb/0x300
[  229.812540]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  229.817391]  ? trace_hardirqs_off+0x300/0x300
[  229.821888]  ? trace_hardirqs_off+0x300/0x300
[  229.826394]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.832165]  ? check_preemption_disabled+0x48/0x200
[  229.837189]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.842750]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  229.847614]  apic_timer_interrupt+0xf/0x20
[  229.851850]  </IRQ>
[  229.854100] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  229.859473] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  229.878391] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  229.886125] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  229.893400] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  229.900671] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  229.907977] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  229.915255] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  229.922560]  ? page_evictable+0x35d/0x540
[  229.926726]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  229.932276]  page_evictable+0x36b/0x540
[  229.936257]  ? kswapd_stop+0x100/0x100
[  229.940157]  ? ___might_sleep+0x1ed/0x300
[  229.944311]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  229.949780]  ? arch_local_save_flags+0x40/0x40
[  229.954377]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.959918]  ? check_preemption_disabled+0x48/0x200
[  229.965423]  shrink_active_list+0x845/0x1c20
[  229.969855]  ? free_unref_page_list+0xc0f/0x11e0
[  229.974630]  ? shrink_inactive_list+0x1c60/0x1c60
[  229.979495]  ? graph_lock+0x170/0x170
[  229.983305]  ? __page_frag_cache_drain+0x200/0x200
[  229.988244]  ? print_usage_bug+0xc0/0xc0
[  229.992327]  ? find_held_lock+0x36/0x1c0
[  229.996396]  ? graph_lock+0x170/0x170
[  230.000211]  ? mark_held_locks+0xc7/0x130
[  230.004367]  ? check_preemption_disabled+0x48/0x200
[  230.009384]  ? check_preemption_disabled+0x48/0x200
[  230.014500]  ? graph_lock+0x170/0x170
[  230.018305]  ? __lock_is_held+0xb5/0x140
[  230.022374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.027918]  ? check_preemption_disabled+0x48/0x200
[  230.032950]  ? __lock_is_held+0xb5/0x140
[  230.037037]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  230.042059]  ? inactive_list_is_low+0x305/0x880
[  230.046739]  ? lruvec_lru_size+0x450/0x450
[  230.050993]  ? kasan_check_read+0x11/0x20
[  230.055157]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  230.060102]  shrink_node_memcg+0x803/0x18e0
[  230.064448]  ? shrink_active_list+0x1c20/0x1c20
[  230.069127]  ? lockdep_hardirqs_on+0x421/0x5c0
[  230.073715]  ? trace_hardirqs_on+0xbd/0x310
[  230.078050]  ? vmpressure+0x294/0x310
[  230.081853]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  230.087332]  shrink_node+0x3bc/0x16b0
[  230.091141]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  230.096451]  ? shrink_node_memcg+0x18e0/0x18e0
[  230.101040]  ? lockdep_hardirqs_on+0x421/0x5c0
[  230.105634]  ? trace_hardirqs_on+0xbd/0x310
[  230.109969]  ? vmpressure+0x294/0x310
[  230.113785]  ? do_raw_spin_unlock+0xa7/0x2f0
[  230.118201]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  230.122798]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  230.128339]  ? __cpuset_node_allowed+0x19b/0x660
[  230.133099]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  230.138815]  ? vmpressure+0x1c9/0x310
[  230.142633]  do_try_to_free_pages+0x3e7/0x1290
[  230.147237]  ? shrink_node+0x16b0/0x16b0
[  230.151308]  ? __lock_is_held+0xb5/0x140
[  230.155385]  try_to_free_pages+0x4d0/0xb90
[  230.159628]  ? do_try_to_free_pages+0x1290/0x1290
[  230.164476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.170030]  ? lock_acquire+0x1ed/0x520
[  230.174006]  ? set_page_refcounted+0x280/0x280
[  230.178598]  ? lock_release+0x970/0x970
[  230.182587]  ? ___might_sleep+0x1ed/0x300
[  230.186739]  ? arch_local_save_flags+0x40/0x40
[  230.191331]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  230.196352]  ? __radix_tree_lookup+0x358/0x4c0
[  230.200944]  __alloc_pages_slowpath+0x993/0x2d80
[  230.205736]  ? kasan_check_read+0x11/0x20
[  230.209899]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  230.215887]  ? warn_alloc+0x120/0x120
[  230.219689]  ? __radix_tree_lookup+0x4c0/0x4c0
[  230.224290]  ? find_get_entry+0x2f2/0xc40
[  230.228457]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.234008]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  230.238943]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  230.244493]  ? should_fail+0x22d/0xd01
[  230.248389]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  230.253497]  ? __lock_is_held+0xb5/0x140
[  230.257559]  ? graph_lock+0x170/0x170
[  230.261367]  ? graph_lock+0x170/0x170
[  230.265189]  ? __lock_is_held+0xb5/0x140
[  230.269262]  ? __lock_acquire+0x7ec/0x4ec0
[  230.273506]  ? ___might_sleep+0x1ed/0x300
[  230.277654]  ? lock_release+0x970/0x970
[  230.281633]  ? arch_local_save_flags+0x40/0x40
[  230.286229]  ? __might_sleep+0x95/0x190
[  230.290215]  __alloc_pages_nodemask+0xa80/0xde0
[  230.294896]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  230.299925]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  230.305738]  ? kasan_check_read+0x11/0x20
[  230.309901]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  230.315185]  ? graph_lock+0x170/0x170
[  230.318992]  ? print_usage_bug+0xc0/0xc0
[  230.323059]  ? graph_lock+0x170/0x170
[  230.326859]  ? graph_lock+0x170/0x170
[  230.330661]  ? __do_page_cache_readahead+0x7ce/0x980
[  230.335777]  ? find_held_lock+0x36/0x1c0
[  230.339847]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  230.345396]  alloc_pages_current+0x10c/0x210
[  230.349807]  ? lock_downgrade+0x900/0x900
[  230.353970]  __page_cache_alloc+0x38f/0x5b0
[  230.358303]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  230.364102]  ? kasan_check_read+0x11/0x20
[  230.368256]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  230.373541]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  230.378217]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  230.383762]  ? check_preemption_disabled+0x48/0x200
[  230.388788]  filemap_fault+0x1594/0x25f0
[  230.392867]  ? __lock_page_or_retry+0xa00/0xa00
[  230.397538]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  230.403335]  ? kasan_check_read+0x11/0x20
[  230.407489]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  230.412773]  ? rcu_bh_qs+0xc0/0xc0
[  230.416326]  ? print_usage_bug+0xc0/0xc0
[  230.420400]  ? filemap_map_pages+0xdea/0x1980
[  230.424907]  ? print_usage_bug+0xc0/0xc0
[  230.428985]  ? find_get_pages_range_tag+0x1320/0x1320
[  230.434178]  ? print_usage_bug+0xc0/0xc0
[  230.438239]  ? __lock_acquire+0x7ec/0x4ec0
[  230.442476]  ? graph_lock+0x170/0x170
[  230.446285]  ? __sigqueue_free.part.27+0x7d/0xa0
[  230.451048]  ? __lock_acquire+0x7ec/0x4ec0
[  230.455298]  ? lock_acquire+0x1ed/0x520
[  230.459276]  ? ext4_filemap_fault+0x7a/0xad
[  230.463606]  ? lock_release+0x970/0x970
[  230.467586]  ? arch_local_save_flags+0x40/0x40
[  230.472171]  ? mark_held_locks+0x130/0x130
[  230.476422]  ? down_read+0xb0/0x1d0
[  230.480049]  ? ext4_filemap_fault+0x7a/0xad
[  230.484373]  ? __down_interruptible+0x700/0x700
[  230.489048]  ? graph_lock+0x170/0x170
[  230.492857]  ? __sigqueue_free.part.27+0x7d/0xa0
[  230.497634]  ext4_filemap_fault+0x82/0xad
[  230.501798]  __do_fault+0x100/0x6b0
[  230.505437]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  230.510726]  ? print_bad_pte+0x6c0/0x6c0
[  230.514807]  ? pmd_val+0x88/0x100
[  230.518266]  ? add_mm_counter_fast+0xd0/0xd0
[  230.522677]  ? pmd_val+0x88/0x100
[  230.526136]  ? add_mm_counter_fast+0xd0/0xd0
[  230.530558]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  230.536106]  __handle_mm_fault+0x3709/0x53e0
[  230.540531]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  230.545379]  ? graph_lock+0x170/0x170
[  230.549183]  ? print_usage_bug+0xc0/0xc0
[  230.553250]  ? graph_lock+0x170/0x170
[  230.557057]  ? graph_lock+0x170/0x170
[  230.560885]  ? handle_mm_fault+0x42a/0xc70
[  230.565123]  ? lock_downgrade+0x900/0x900
[  230.569273]  ? check_preemption_disabled+0x48/0x200
[  230.574301]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  230.580101]  ? kasan_check_read+0x11/0x20
[  230.584256]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  230.589540]  ? rcu_bh_qs+0xc0/0xc0
[  230.593083]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  230.598539]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  230.604109]  ? check_preemption_disabled+0x48/0x200
[  230.609140]  handle_mm_fault+0x54f/0xc70
[  230.613209]  ? __handle_mm_fault+0x53e0/0x53e0
[  230.617799]  ? find_vma+0x34/0x190
[  230.621350]  __do_page_fault+0x67d/0xed0
[  230.625433]  ? mm_fault_error+0x380/0x380
[  230.629596]  ? syscall_slow_exit_work+0x520/0x520
[  230.634451]  do_page_fault+0xf2/0x7e0
[  230.638256]  ? vmalloc_sync_all+0x30/0x30
[  230.642411]  ? error_entry+0x70/0xd0
[  230.646131]  ? trace_hardirqs_off_caller+0xbb/0x300
[  230.651148]  ? trace_hardirqs_on_caller+0xc0/0x300
[  230.656081]  ? syscall_return_slowpath+0x5e0/0x5e0
[  230.661017]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  230.665866]  ? trace_hardirqs_off+0x300/0x300
[  230.670363]  ? trace_hardirqs_off_caller+0x300/0x300
[  230.675647]  ? prepare_exit_to_usermode+0x291/0x3b0
[  230.680671]  ? page_fault+0x8/0x30
[  230.684220]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  230.689073]  ? page_fault+0x8/0x30
[  230.692619]  page_fault+0x1e/0x30
[  230.696078] RIP: 0033:0x45db60
[  230.699281] Code: Bad RIP value.
[  230.702644] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  230.708012] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  230.715279] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  230.722552] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  230.729819] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  230.737091] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  230.744399] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  230.744405] warn_alloc_show_mem: 1 callbacks suppressed
[  230.744412] Mem-Info:
[  230.751603] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  230.756999] active_anon:41015 inactive_anon:371 isolated_anon:0
[  230.756999]  active_file:15 inactive_file:16 isolated_file:2
[  230.756999]  unevictable:0 dirty:0 writeback:0 unstable:0
[  230.756999]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  230.756999]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  230.756999]  free:13788 free_pcp:262 free_cma:0
[  230.759374] Call Trace:
[  230.768771] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  230.801631]  <IRQ>
[  230.804207] Node 0 
[  230.831897]  dump_stack+0x1c4/0x2b4
[  230.834044] 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
[  230.836255]  ? dump_stack_print_info.cold.2+0x52/0x52
[  230.839849] lowmem_reserve[]:
[  230.865373]  warn_alloc.cold.118+0xb7/0x1bd
[  230.870530]  0
[  230.873634]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  230.877930]  2815
[  230.879731]  ? lock_downgrade+0x900/0x900
[  230.884545]  6318 6318
[  230.886614]  ? trace_hardirqs_off+0xb8/0x300
[  230.890730] Node 0 
[  230.893225]  ? trace_hardirqs_off+0xb8/0x300
[  230.897631] DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  230.899844]  __alloc_pages_slowpath+0x2667/0x2d80
[  230.904216] lowmem_reserve[]: 0
[  230.931260]  ? warn_alloc+0x120/0x120
[  230.936057]  0 3503
[  230.939341]  ? warn_alloc+0x120/0x120
[  230.943118]  3503
[  230.945361]  ? print_usage_bug+0xc0/0xc0
[  230.951187]  ? warn_alloc+0x120/0x120
[  230.955224] Node 0 
[  230.959022]  ? print_usage_bug+0xc0/0xc0
[  230.959054] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  230.959061] lowmem_reserve[]:
[  230.961292]  ? __lock_acquire+0x7ec/0x4ec0
[  230.965320]  0 0
[  230.993705]  ? __lock_acquire+0x7ec/0x4ec0
[  230.996785]  0
[  231.001030]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  231.002987]  0
[  231.007218]  ? should_fail+0x22d/0xd01
[  231.008994] Node 0 
[  231.014534]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  231.016305] DMA: 
[  231.020190]  ? __lock_acquire+0x7ec/0x4ec0
[  231.022399] 1*4kB 
[  231.027582]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  231.029623] (U) 
[  231.033854]  ? __lock_acquire+0x7ec/0x4ec0
[  231.035987] 0*8kB 
[  231.041081]  ? should_fail+0x22d/0xd01
[  231.043032] 0*16kB 
[  231.047270]  ? mark_held_locks+0x130/0x130
[  231.049386] 1*32kB 
[  231.053268]  ? mark_held_locks+0x130/0x130
[  231.055481] (U) 
[  231.059706]  ? graph_lock+0x170/0x170
[  231.061913] 2*64kB (U) 
[  231.066149]  ? graph_lock+0x170/0x170
[  231.068103] 1*128kB 
[  231.071895]  ? graph_lock+0x170/0x170
[  231.074454] (U) 
[  231.078256]  ? print_usage_bug+0xc0/0xc0
[  231.080577] 1*256kB 
[  231.084374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.086315] (U) 0*512kB 
[  231.090379]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.092679] 1*1024kB 
[  231.098209]  ? check_preemption_disabled+0x48/0x200
[  231.100856] (U) 
[  231.106392]  ? check_preemption_disabled+0x48/0x200
[  231.108779] 1*2048kB 
[  231.113795]  ? __lock_is_held+0xb5/0x140
[  231.115747] (M) 
[  231.120760]  __alloc_pages_nodemask+0xa80/0xde0
[  231.123138] 3*4096kB (M) 
[  231.127198]  ? graph_lock+0x170/0x170
[  231.129155] = 15908kB
[  231.133814]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  231.136578] Node 0 
[  231.140370]  ? graph_lock+0x170/0x170
[  231.142763] DMA32: 
[  231.147798]  ? find_held_lock+0x36/0x1c0
[  231.150005] 3*4kB 
[  231.153806]  ? ____cache_alloc_node+0x1c7/0x1e0
[  231.156014] (M) 
[  231.160069]  ? lock_downgrade+0x900/0x900
[  231.162190] 2*8kB (M) 
[  231.166864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.168815] 1*16kB 
[  231.173006]  cache_grow_begin+0x91/0x8c0
[  231.175471] (M) 1*32kB 
[  231.181010]  ? do_raw_spin_unlock+0xa7/0x2f0
[  231.183220] (M) 
[  231.187282]  fallback_alloc+0x203/0x2e0
[  231.189840] 3*64kB 
[  231.194254]  ____cache_alloc_node+0x1c7/0x1e0
[  231.196196] (UM) 
[  231.200163]  kmem_cache_alloc_node+0xe3/0x730
[  231.202376] 3*128kB 
[  231.206883]  ? ipv6_get_ifaddr+0x42e/0x620
[  231.208922] (M) 
[  231.213431]  __alloc_skb+0x119/0x770
[  231.215724] 2*256kB 
[  231.219969]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  231.221917] (M) 
[  231.225624]  ? skb_scrub_packet+0x490/0x490
[  231.227926] 3*512kB 
[  231.233197]  ? lock_downgrade+0x900/0x900
[  231.235146] (M) 
[  231.239469]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.241772] 4*1024kB 
[  231.245915]  ? refcount_sub_and_test_checked+0x203/0x310
[  231.247866] (UM) 
[  231.253395]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  231.255779] 3*2048kB 
[  231.261222]  ? addrconf_rs_timer+0x6f0/0x6f0
[  231.263261] (UM) 
[  231.268713]  ndisc_alloc_skb+0x144/0x340
[  231.271083] 3*4096kB (M) 
[  231.275497]  ndisc_send_rs+0x331/0x6e0
[  231.277537] = 25228kB
[  231.281591]  addrconf_rs_timer+0x3c0/0x6f0
[  231.284323] Node 0 
[  231.288203]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.290588] Normal: 
[  231.294827]  call_timer_fn+0x272/0x920
[  231.297032] 866*4kB 
[  231.301259]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.303565] (ME) 
[  231.307449]  ? process_timeout+0x40/0x40
[  231.309749] 469*8kB 
[  231.313981]  ? find_held_lock+0x36/0x1c0
[  231.316058] (UME) 
[  231.320117]  ? __run_timers+0x7da/0xc70
[  231.322416] 197*16kB 
[  231.326477]  ? _raw_spin_unlock_irq+0x27/0x80
[  231.328601] (UME) 
[  231.332567]  ? _raw_spin_unlock_irq+0x27/0x80
[  231.334992] 59*32kB 
[  231.339497]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.341622] (UME) 
[  231.346129]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  231.348423] 18*64kB 
[  231.352649]  ? trace_hardirqs_on+0xbd/0x310
[  231.354772] (ME) 
[  231.359365]  ? kasan_check_read+0x11/0x20
[  231.361658] 3*128kB (M) 
[  231.365991]  ? __run_timers+0x7da/0xc70
[  231.368024] 1*256kB (U) 
[  231.372181]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  231.374828] 0*512kB 
[  231.378805]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.381445] 0*1024kB 
[  231.386891]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.389185] 0*2048kB 
[  231.393420]  __run_timers+0x7e5/0xc70
[  231.395802] 0*4096kB 
[  231.400047]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  231.402423] = 14048kB
[  231.406220]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  231.408610] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  231.413977]  ? graph_lock+0x170/0x170
[  231.416373] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  231.421374]  ? enqueue_hrtimer+0x1a5/0x560
[  231.430187] 412 total pagecache pages
[  231.433990]  ? lock_release+0x970/0x970
[  231.442573] 0 pages in swap cache
[  231.446808]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  231.450578] Swap cache stats: add 0, delete 0, find 0/0
[  231.454545]  ? find_held_lock+0x36/0x1c0
[  231.457975] Free swap  = 0kB
[  231.463158]  ? graph_lock+0x170/0x170
[  231.468498] Total swap = 0kB
[  231.472554]  ? pvclock_read_flags+0x160/0x160
[  231.475546] 1965979 pages RAM
[  231.479344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.482338] 0 pages HighMem/MovableOnly
[  231.486834]  ? check_preemption_disabled+0x48/0x200
[  231.489914] 343323 pages reserved
[  231.495462]  ? __lock_is_held+0xb5/0x140
[  231.499398] 0 pages cma reserved
[  231.504412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.507940] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  231.511896]  ? check_preemption_disabled+0x48/0x200
[  231.515309] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  231.520782]  run_timer_softirq+0x52/0xb0
[  231.527253] syz-fuzzer cpuset=
[  231.532276]  ? rcu_read_lock_sched_held+0x108/0x120
[  231.542482] /
[  231.546544]  __do_softirq+0x30b/0xad8
[  231.549705]  mems_allowed=0
[  231.554721]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  231.568211]  ? pvclock_read_flags+0x160/0x160
[  231.572714]  ? lapic_next_event+0x5a/0x90
[  231.576864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.582407]  ? check_preemption_disabled+0x48/0x200
[  231.587420]  ? check_preemption_disabled+0x48/0x200
[  231.592448]  ? kvm_clock_read+0x18/0x30
[  231.596425]  ? kvm_sched_clock_read+0x9/0x20
[  231.600841]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.606377]  ? check_preemption_disabled+0x48/0x200
[  231.611409]  irq_exit+0x17f/0x1c0
[  231.614876]  smp_apic_timer_interrupt+0x1cb/0x760
[  231.619763]  ? smp_reschedule_interrupt+0x109/0x650
[  231.624784]  ? smp_call_function_single_interrupt+0x650/0x650
[  231.630673]  ? interrupt_entry+0xb5/0xf0
[  231.634741]  ? trace_hardirqs_off_caller+0xbb/0x300
[  231.639759]  ? trace_hardirqs_off_caller+0xbb/0x300
[  231.644783]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  231.649630]  ? trace_hardirqs_off+0x300/0x300
[  231.654123]  ? trace_hardirqs_off+0x300/0x300
[  231.658631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.664180]  ? check_preemption_disabled+0x48/0x200
[  231.669202]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.674754]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  231.679611]  apic_timer_interrupt+0xf/0x20
[  231.683840]  </IRQ>
[  231.686085] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  231.691018] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  231.709921] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  231.717642] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  231.724914] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  231.732183] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  231.739455] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  231.746726] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  231.754043]  skb_clone+0x1bb/0x500
[  231.757592]  ? skb_split+0x11e0/0x11e0
[  231.761492]  ? dev_forward_skb+0x4c/0x60
[  231.765559]  ? __bpf_redirect+0x54b/0xb20
[  231.769709]  ? __switch_to_asm+0x34/0x70
[  231.773784]  bpf_clone_redirect+0xb9/0x490
[  231.778034]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  231.783062]  ? __sched_text_start+0x8/0x8
[  231.787222]  ? lockdep_hardirqs_on+0x421/0x5c0
[  231.791817]  ? retint_kernel+0x2d/0x2d
[  231.795712]  ? trace_hardirqs_on_caller+0xc0/0x300
[  231.800653]  ? find_held_lock+0x36/0x1c0
[  231.804730]  ? lock_acquire+0x1ed/0x520
[  231.808712]  ? bpf_test_run+0x32e/0x5a0
[  231.812692]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.818273]  ? check_preemption_disabled+0x48/0x200
[  231.823295]  ? kasan_check_read+0x11/0x20
[  231.827451]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  231.833222]  ? rcu_bh_qs+0xc0/0xc0
[  231.836779]  ? preempt_schedule+0x4d/0x60
[  231.840932]  ? ___preempt_schedule+0x16/0x18
[  231.845358]  ? bpf_test_run+0x1c0/0x5a0
[  231.849349]  ? netlink_diag_dump+0x2a0/0x2a0
[  231.853767]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  231.859303]  ? bpf_test_init.isra.9+0x70/0x100
[  231.863894]  ? bpf_prog_test_run_skb+0x634/0xb40
[  231.868660]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  231.873523]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  231.879065]  ? fput+0x130/0x1a0
[  231.882351]  ? __bpf_prog_get+0x9b/0x290
[  231.886419]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  231.891267]  ? bpf_prog_test_run+0x130/0x1a0
[  231.895680]  ? __x64_sys_bpf+0x3d8/0x510
[  231.899744]  ? bpf_prog_get+0x20/0x20
[  231.903559]  ? ksys_ioctl+0x81/0xd0
[  231.907201]  ? do_syscall_64+0x1b9/0x820
[  231.911274]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  231.916641]  ? syscall_return_slowpath+0x5e0/0x5e0
[  231.921575]  ? trace_hardirqs_off+0x300/0x300
[  231.926077]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  231.931097]  ? recalc_sigpending_tsk+0x180/0x180
[  231.935865]  ? kasan_check_write+0x14/0x20
[  231.940110]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  231.944977]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  231.950365] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  231.950451] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  231.957290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  231.957296] Call Trace:
[  231.957304]  <IRQ>
[  231.957323]  dump_stack+0x1c4/0x2b4
[  231.957340]  ? dump_stack_print_info.cold.2+0x52/0x52
[  231.964186] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  231.973358]  warn_alloc.cold.118+0xb7/0x1bd
[  231.975908] syz-executor0 cpuset=
[  231.978051]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  231.981656] syz0
[  231.986851]  ? lock_downgrade+0x900/0x900
[  231.997314]  mems_allowed=0
[  232.001647]  ? trace_hardirqs_off+0xb8/0x300
[  232.023323]  ? trace_hardirqs_off+0xb8/0x300
[  232.027752]  __alloc_pages_slowpath+0x2667/0x2d80
[  232.032632]  ? warn_alloc+0x120/0x120
[  232.036447]  ? graph_lock+0x170/0x170
[  232.040257]  ? warn_alloc+0x120/0x120
[  232.044065]  ? print_usage_bug+0xc0/0xc0
[  232.048130]  ? warn_alloc+0x120/0x120
[  232.051934]  ? print_usage_bug+0xc0/0xc0
[  232.056010]  ? __lock_acquire+0x7ec/0x4ec0
[  232.060251]  ? __lock_acquire+0x7ec/0x4ec0
[  232.064499]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.070044]  ? should_fail+0x22d/0xd01
[  232.073944]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  232.079062]  ? __lock_acquire+0x7ec/0x4ec0
[  232.083309]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  232.088417]  ? __lock_acquire+0x7ec/0x4ec0
[  232.092655]  ? should_fail+0x22d/0xd01
[  232.096554]  ? mark_held_locks+0x130/0x130
[  232.100798]  ? mark_held_locks+0x130/0x130
[  232.105036]  ? graph_lock+0x170/0x170
[  232.108836]  ? graph_lock+0x170/0x170
[  232.112639]  ? graph_lock+0x170/0x170
[  232.116442]  ? print_usage_bug+0xc0/0xc0
[  232.120507]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.126050]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.131588]  ? check_preemption_disabled+0x48/0x200
[  232.136603]  ? check_preemption_disabled+0x48/0x200
[  232.141631]  ? __lock_is_held+0xb5/0x140
[  232.145702]  __alloc_pages_nodemask+0xa80/0xde0
[  232.150376]  ? graph_lock+0x170/0x170
[  232.154182]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  232.159196]  ? graph_lock+0x170/0x170
[  232.163012]  ? find_held_lock+0x36/0x1c0
[  232.167084]  ? ____cache_alloc_node+0x1c7/0x1e0
[  232.171763]  ? lock_downgrade+0x900/0x900
[  232.175924]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.181477]  cache_grow_begin+0x91/0x8c0
[  232.185539]  ? do_raw_spin_unlock+0xa7/0x2f0
[  232.189968]  fallback_alloc+0x203/0x2e0
[  232.193956]  ____cache_alloc_node+0x1c7/0x1e0
[  232.198470]  kmem_cache_alloc_node+0xe3/0x730
[  232.202979]  ? ipv6_get_ifaddr+0x42e/0x620
[  232.207231]  __alloc_skb+0x119/0x770
[  232.210956]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  232.216248]  ? skb_scrub_packet+0x490/0x490
[  232.220573]  ? lock_downgrade+0x900/0x900
[  232.224731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.230281]  ? refcount_sub_and_test_checked+0x203/0x310
[  232.235740]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  232.241204]  ? addrconf_rs_timer+0x6f0/0x6f0
[  232.245632]  ndisc_alloc_skb+0x144/0x340
[  232.249700]  ndisc_send_rs+0x331/0x6e0
[  232.253595]  addrconf_rs_timer+0x3c0/0x6f0
[  232.257837]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.262091]  call_timer_fn+0x272/0x920
[  232.265985]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.270227]  ? process_timeout+0x40/0x40
[  232.274380]  ? find_held_lock+0x36/0x1c0
[  232.278453]  ? mark_held_locks+0xc7/0x130
[  232.282609]  ? _raw_spin_unlock_irq+0x27/0x80
[  232.287109]  ? _raw_spin_unlock_irq+0x27/0x80
[  232.291607]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.295849]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  232.300439]  ? trace_hardirqs_on+0xbd/0x310
[  232.304769]  ? kasan_check_read+0x11/0x20
[  232.308925]  ? __run_timers+0x7da/0xc70
[  232.312911]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  232.318372]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.322614]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.326851]  __run_timers+0x7e5/0xc70
[  232.330669]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  232.336034]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  232.341054]  ? graph_lock+0x170/0x170
[  232.344891]  ? print_usage_bug+0xc0/0xc0
[  232.348955]  ? lock_release+0x970/0x970
[  232.352942]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  232.358150]  ? find_held_lock+0x36/0x1c0
[  232.362219]  ? graph_lock+0x170/0x170
[  232.366029]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.371568]  ? check_preemption_disabled+0x48/0x200
[  232.376597]  ? __lock_is_held+0xb5/0x140
[  232.380665]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.386206]  ? check_preemption_disabled+0x48/0x200
[  232.391233]  run_timer_softirq+0x52/0xb0
[  232.395302]  ? rcu_read_lock_sched_held+0x108/0x120
[  232.400326]  __do_softirq+0x30b/0xad8
[  232.404147]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  232.409262]  ? pvclock_read_flags+0x160/0x160
[  232.413764]  ? lapic_next_event+0x5a/0x90
[  232.417917]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.423457]  ? check_preemption_disabled+0x48/0x200
[  232.428472]  ? check_preemption_disabled+0x48/0x200
[  232.433496]  ? kvm_clock_read+0x18/0x30
[  232.437475]  ? kvm_sched_clock_read+0x9/0x20
[  232.441890]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.447428]  ? check_preemption_disabled+0x48/0x200
[  232.452461]  irq_exit+0x17f/0x1c0
[  232.455920]  smp_apic_timer_interrupt+0x1cb/0x760
[  232.460770]  ? smp_call_function_single_interrupt+0x650/0x650
[  232.466665]  ? interrupt_entry+0xb5/0xf0
[  232.470739]  ? trace_hardirqs_off_caller+0xbb/0x300
[  232.475764]  ? trace_hardirqs_off_caller+0xbb/0x300
[  232.480789]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  232.485636]  ? trace_hardirqs_off+0x300/0x300
[  232.490139]  ? trace_hardirqs_off+0x300/0x300
[  232.494641]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.500180]  ? check_preemption_disabled+0x48/0x200
[  232.505196]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.510747]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  232.515604]  apic_timer_interrupt+0xf/0x20
[  232.519837]  </IRQ>
[  232.522077] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  232.527445] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  232.546353] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  232.554066] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  232.561334] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  232.568603] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  232.575874] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  232.583145] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  232.590441]  ? page_evictable+0x35d/0x540
[  232.594603]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  232.600141]  page_evictable+0x36b/0x540
[  232.604119]  ? kswapd_stop+0x100/0x100
[  232.608017]  ? ___might_sleep+0x1ed/0x300
[  232.612167]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  232.617622]  ? arch_local_save_flags+0x40/0x40
[  232.622211]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.627762]  ? check_preemption_disabled+0x48/0x200
[  232.632794]  shrink_active_list+0x845/0x1c20
[  232.637212]  ? free_unref_page_list+0xc0f/0x11e0
[  232.641993]  ? shrink_inactive_list+0x1c60/0x1c60
[  232.646855]  ? graph_lock+0x170/0x170
[  232.650661]  ? __page_frag_cache_drain+0x200/0x200
[  232.655590]  ? print_usage_bug+0xc0/0xc0
[  232.659668]  ? find_held_lock+0x36/0x1c0
[  232.663738]  ? graph_lock+0x170/0x170
[  232.667547]  ? mark_held_locks+0xc7/0x130
[  232.671696]  ? check_preemption_disabled+0x48/0x200
[  232.676712]  ? check_preemption_disabled+0x48/0x200
[  232.681748]  ? graph_lock+0x170/0x170
[  232.685552]  ? __lock_is_held+0xb5/0x140
[  232.689622]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.695158]  ? check_preemption_disabled+0x48/0x200
[  232.700186]  ? __lock_is_held+0xb5/0x140
[  232.704264]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  232.709287]  ? inactive_list_is_low+0x305/0x880
[  232.713972]  ? lruvec_lru_size+0x450/0x450
[  232.718213]  ? kasan_check_read+0x11/0x20
[  232.722380]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  232.727331]  shrink_node_memcg+0x803/0x18e0
[  232.731676]  ? shrink_active_list+0x1c20/0x1c20
[  232.736369]  ? lockdep_hardirqs_on+0x421/0x5c0
[  232.740972]  ? trace_hardirqs_on+0xbd/0x310
[  232.745311]  ? vmpressure+0x294/0x310
[  232.749114]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  232.754598]  shrink_node+0x3bc/0x16b0
[  232.758410]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  232.763730]  ? shrink_node_memcg+0x18e0/0x18e0
[  232.768326]  ? lockdep_hardirqs_on+0x421/0x5c0
[  232.772917]  ? trace_hardirqs_on+0xbd/0x310
[  232.777248]  ? vmpressure+0x294/0x310
[  232.781058]  ? do_raw_spin_unlock+0xa7/0x2f0
[  232.785470]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  232.790073]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  232.795618]  ? __cpuset_node_allowed+0x19b/0x660
[  232.800382]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  232.806098]  ? vmpressure+0x1c9/0x310
[  232.809919]  do_try_to_free_pages+0x3e7/0x1290
[  232.814526]  ? shrink_node+0x16b0/0x16b0
[  232.818593]  ? __lock_is_held+0xb5/0x140
[  232.822672]  try_to_free_pages+0x4d0/0xb90
[  232.826914]  ? do_try_to_free_pages+0x1290/0x1290
[  232.831768]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.837319]  ? lock_acquire+0x1ed/0x520
[  232.841298]  ? set_page_refcounted+0x280/0x280
[  232.845889]  ? lock_release+0x970/0x970
[  232.849872]  ? ___might_sleep+0x1ed/0x300
[  232.854024]  ? arch_local_save_flags+0x40/0x40
[  232.858611]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  232.863633]  ? __radix_tree_lookup+0x358/0x4c0
[  232.868231]  __alloc_pages_slowpath+0x993/0x2d80
[  232.873024]  ? kasan_check_read+0x11/0x20
[  232.877179]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  232.882457]  ? warn_alloc+0x120/0x120
[  232.886262]  ? __radix_tree_lookup+0x4c0/0x4c0
[  232.890862]  ? find_get_entry+0x2f2/0xc40
[  232.895026]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.900570]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  232.905505]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.911046]  ? should_fail+0x22d/0xd01
[  232.914943]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  232.920059]  ? __lock_is_held+0xb5/0x140
[  232.924124]  ? graph_lock+0x170/0x170
[  232.927932]  ? graph_lock+0x170/0x170
[  232.931769]  ? __lock_is_held+0xb5/0x140
[  232.935845]  ? __lock_acquire+0x7ec/0x4ec0
[  232.940104]  ? ___might_sleep+0x1ed/0x300
[  232.944258]  ? lock_release+0x970/0x970
[  232.948237]  ? arch_local_save_flags+0x40/0x40
[  232.952838]  ? __might_sleep+0x95/0x190
[  232.956825]  __alloc_pages_nodemask+0xa80/0xde0
[  232.961503]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  232.966529]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  232.972332]  ? kasan_check_read+0x11/0x20
[  232.976492]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  232.981779]  ? graph_lock+0x170/0x170
[  232.985586]  ? print_usage_bug+0xc0/0xc0
[  232.989655]  ? graph_lock+0x170/0x170
[  232.993458]  ? graph_lock+0x170/0x170
[  232.997265]  ? __do_page_cache_readahead+0x7ce/0x980
[  233.002379]  ? find_held_lock+0x36/0x1c0
[  233.006453]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  233.012004]  alloc_pages_current+0x10c/0x210
[  233.016416]  ? lock_downgrade+0x900/0x900
[  233.020573]  __page_cache_alloc+0x38f/0x5b0
[  233.024898]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  233.030696]  ? kasan_check_read+0x11/0x20
[  233.034848]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  233.040131]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  233.044808]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  233.050351]  ? check_preemption_disabled+0x48/0x200
[  233.055379]  filemap_fault+0x1594/0x25f0
[  233.059457]  ? __lock_page_or_retry+0xa00/0xa00
[  233.064128]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  233.069925]  ? kasan_check_read+0x11/0x20
[  233.074086]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  233.079453]  ? rcu_bh_qs+0xc0/0xc0
[  233.083001]  ? print_usage_bug+0xc0/0xc0
[  233.087072]  ? filemap_map_pages+0xdea/0x1980
[  233.091585]  ? print_usage_bug+0xc0/0xc0
[  233.095659]  ? find_get_pages_range_tag+0x1320/0x1320
[  233.100854]  ? print_usage_bug+0xc0/0xc0
[  233.104919]  ? __lock_acquire+0x7ec/0x4ec0
[  233.109160]  ? graph_lock+0x170/0x170
[  233.112975]  ? __sigqueue_free.part.27+0x7d/0xa0
[  233.117749]  ? __lock_acquire+0x7ec/0x4ec0
[  233.122015]  ? lock_acquire+0x1ed/0x520
[  233.125996]  ? ext4_filemap_fault+0x7a/0xad
[  233.130328]  ? lock_release+0x970/0x970
[  233.134308]  ? arch_local_save_flags+0x40/0x40
[  233.138896]  ? mark_held_locks+0x130/0x130
[  233.143145]  ? down_read+0xb0/0x1d0
[  233.146779]  ? ext4_filemap_fault+0x7a/0xad
[  233.151104]  ? __down_interruptible+0x700/0x700
[  233.155776]  ? graph_lock+0x170/0x170
[  233.159580]  ? __sigqueue_free.part.27+0x7d/0xa0
[  233.164360]  ext4_filemap_fault+0x82/0xad
[  233.168519]  __do_fault+0x100/0x6b0
[  233.172155]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  233.177440]  ? print_bad_pte+0x6c0/0x6c0
[  233.181509]  ? pmd_val+0x88/0x100
[  233.184972]  ? add_mm_counter_fast+0xd0/0xd0
[  233.189386]  ? pmd_val+0x88/0x100
[  233.192841]  ? add_mm_counter_fast+0xd0/0xd0
[  233.197261]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  233.202806]  __handle_mm_fault+0x3709/0x53e0
[  233.207231]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  233.212081]  ? graph_lock+0x170/0x170
[  233.215889]  ? print_usage_bug+0xc0/0xc0
[  233.219956]  ? graph_lock+0x170/0x170
[  233.223774]  ? graph_lock+0x170/0x170
[  233.227599]  ? handle_mm_fault+0x42a/0xc70
[  233.231840]  ? lock_downgrade+0x900/0x900
[  233.235997]  ? check_preemption_disabled+0x48/0x200
[  233.241026]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  233.246823]  ? kasan_check_read+0x11/0x20
[  233.250982]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  233.256266]  ? rcu_bh_qs+0xc0/0xc0
[  233.259813]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  233.265271]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  233.270807]  ? check_preemption_disabled+0x48/0x200
[  233.275838]  handle_mm_fault+0x54f/0xc70
[  233.279906]  ? __handle_mm_fault+0x53e0/0x53e0
[  233.284491]  ? find_vma+0x34/0x190
[  233.288044]  __do_page_fault+0x67d/0xed0
[  233.292116]  ? mm_fault_error+0x380/0x380
[  233.296272]  ? syscall_slow_exit_work+0x520/0x520
[  233.301127]  do_page_fault+0xf2/0x7e0
[  233.304933]  ? vmalloc_sync_all+0x30/0x30
[  233.309095]  ? error_entry+0x70/0xd0
[  233.312814]  ? trace_hardirqs_off_caller+0xbb/0x300
[  233.317853]  ? trace_hardirqs_on_caller+0xc0/0x300
[  233.322786]  ? syscall_return_slowpath+0x5e0/0x5e0
[  233.327721]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  233.332574]  ? trace_hardirqs_off+0x300/0x300
[  233.337071]  ? trace_hardirqs_off_caller+0x300/0x300
[  233.342182]  ? prepare_exit_to_usermode+0x291/0x3b0
[  233.347206]  ? page_fault+0x8/0x30
[  233.350758]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  233.355605]  ? page_fault+0x8/0x30
[  233.359152]  page_fault+0x1e/0x30
[  233.362607] RIP: 0033:0x45db60
[  233.365808] Code: Bad RIP value.
[  233.369172] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  233.374538] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  233.381813] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  233.389080] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  233.396346] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  233.403612] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  233.410911] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  233.410917] warn_alloc_show_mem: 1 callbacks suppressed
[  233.410924] Mem-Info:
[  233.418109] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  233.423479] active_anon:41015 inactive_anon:371 isolated_anon:0
[  233.423479]  active_file:15 inactive_file:16 isolated_file:2
[  233.423479]  unevictable:0 dirty:0 writeback:0 unstable:0
[  233.423479]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  233.423479]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  233.423479]  free:13788 free_pcp:262 free_cma:0
[  233.425849] Call Trace:
[  233.435324] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  233.468184]  <IRQ>
[  233.470759] Node 0 
[  233.498443]  dump_stack+0x1c4/0x2b4
[  233.500592] 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
[  233.502797]  ? dump_stack_print_info.cold.2+0x52/0x52
[  233.506393] lowmem_reserve[]: 0
[  233.531918]  warn_alloc.cold.118+0xb7/0x1bd
[  233.537074]  2815
[  233.540367]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  233.544655]  6318 6318
[  233.546721]  ? lock_downgrade+0x900/0x900
[  233.554034]  ? trace_hardirqs_off+0xb8/0x300
[  233.558152] Node 0 DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  233.562586]  ? trace_hardirqs_off+0xb8/0x300
[  233.562610]  __alloc_pages_slowpath+0x2667/0x2d80
[  233.590168] lowmem_reserve[]: 0
[  233.594619]  ? warn_alloc+0x120/0x120
[  233.599400]  0 3503
[  233.602683]  ? warn_alloc+0x120/0x120
[  233.606456]  3503
[  233.608687]  ? print_usage_bug+0xc0/0xc0
[  233.614536]  ? warn_alloc+0x120/0x120
[  233.618575] Node 0 
[  233.622364]  ? print_usage_bug+0xc0/0xc0
[  233.622396] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  233.622404] lowmem_reserve[]:
[  233.624633]  ? graph_lock+0x170/0x170
[  233.628673]  0
[  233.657041]  ? kvm_sched_clock_read+0x9/0x20
[  233.660117]  0
[  233.663912]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  233.665685]  0
[  233.670095]  ? should_fail+0x22d/0xd01
[  233.671869]  0
[  233.677410]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  233.683069]  ? __lock_acquire+0x7ec/0x4ec0
[  233.684843] Node 0 
[  233.689945]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  233.694148] DMA: 
[  233.696382]  ? __lock_acquire+0x7ec/0x4ec0
[  233.701461] 1*4kB 
[  233.703519]  ? should_fail+0x22d/0xd01
[  233.707729] (U) 
[  233.709881]  ? mark_held_locks+0x130/0x130
[  233.713739] 0*8kB 
[  233.715709]  ? mark_held_locks+0x130/0x130
[  233.719921] 0*16kB 
[  233.722069]  ? select_task_rq_fair+0x754/0x34f0
[  233.726275] 1*32kB 
[  233.728505]  ? lock_downgrade+0x900/0x900
[  233.733148] (U) 
[  233.735381]  ? check_preemption_disabled+0x48/0x200
[  233.739508] 2*64kB 
[  233.741478]  ? graph_lock+0x170/0x170
[  233.746469] (U) 
[  233.748701]  ? print_usage_bug+0xc0/0xc0
[  233.752468] 1*128kB (U) 
[  233.754450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.758483] 1*256kB 
[  233.761152]  ? check_preemption_disabled+0x48/0x200
[  233.766671] (U) 
[  233.769008]  ? check_preemption_disabled+0x48/0x200
[  233.774002] 0*512kB 
[  233.775996]  ? __lock_is_held+0xb5/0x140
[  233.780981] 1*1024kB 
[  233.783307]  __alloc_pages_nodemask+0xa80/0xde0
[  233.787337] (U) 
[  233.789747]  ? graph_lock+0x170/0x170
[  233.794388] 1*2048kB (M) 
[  233.796374]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  233.800150] 3*4096kB 
[  233.802902]  ? graph_lock+0x170/0x170
[  233.807889] (M) 
[  233.810303]  ? find_held_lock+0x36/0x1c0
[  233.814070] = 15908kB
[  233.816052]  ? ____cache_alloc_node+0x1c7/0x1e0
[  233.820085] Node 0 
[  233.822492]  ? lock_downgrade+0x900/0x900
[  233.827130] DMA32: 3*4kB 
[  233.829841]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.833971] (M) 
[  233.836730]  cache_grow_begin+0x91/0x8c0
[  233.842241] 2*8kB 
[  233.844224]  ? do_raw_spin_unlock+0xa7/0x2f0
[  233.848257] (M) 
[  233.850409]  fallback_alloc+0x203/0x2e0
[  233.854779] 1*16kB (M) 
[  233.856767]  ____cache_alloc_node+0x1c7/0x1e0
[  233.860708] 1*32kB (M) 
[  233.863301]  kmem_cache_alloc_node+0xe3/0x730
[  233.867780] 3*64kB 
[  233.870366]  ? ipv6_get_ifaddr+0x42e/0x620
[  233.874833] (UM) 
[  233.877074]  __alloc_skb+0x119/0x770
[  233.881271] 3*128kB (M) 
[  233.883354]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  233.887034] 2*256kB 
[  233.889709]  ? skb_scrub_packet+0x490/0x490
[  233.894955] (M) 
[  233.897289]  ? lock_downgrade+0x900/0x900
[  233.901581] 3*512kB 
[  233.903559]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.907677] (M) 
[  233.910006]  ? refcount_sub_and_test_checked+0x203/0x310
[  233.915515] 4*1024kB 
[  233.917491]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  233.922915] (UM) 
[  233.925331]  ? addrconf_rs_timer+0x6f0/0x6f0
[  233.930753] 3*2048kB 
[  233.932826]  ndisc_alloc_skb+0x144/0x340
[  233.937194] (UM) 
[  233.939606]  ndisc_send_rs+0x331/0x6e0
[  233.943631] 3*4096kB (M) 
[  233.945704]  addrconf_rs_timer+0x3c0/0x6f0
[  233.949556] = 25228kB
[  233.949565] Node 0 
[  233.952323]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.956524] Normal: 866*4kB 
[  233.958950]  call_timer_fn+0x272/0x920
[  233.961673] (ME) 
[  233.965910]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.968899] 469*8kB 
[  233.972783]  ? process_timeout+0x40/0x40
[  233.974817] (UME) 
[  233.979068]  ? find_held_lock+0x36/0x1c0
[  233.981363] 197*16kB (UME) 
[  233.985439]  ? __run_timers+0x7da/0xc70
[  233.987553] 59*32kB (UME) 
[  233.991619]  ? _raw_spin_unlock_irq+0x27/0x80
[  233.994529] 18*64kB 
[  233.998506]  ? _raw_spin_unlock_irq+0x27/0x80
[  234.001324] (ME) 
[  234.005845]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.008136] 3*128kB 
[  234.012632]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  234.014665] (M) 
[  234.018901]  ? trace_hardirqs_on+0xbd/0x310
[  234.021219] 1*256kB 
[  234.025793]  ? kasan_check_read+0x11/0x20
[  234.025815]  ? __run_timers+0x7da/0xc70
[  234.027771] (U) 
[  234.032102]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  234.034394] 0*512kB 
[  234.038553]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.042489] 0*1024kB 0*2048kB 
[  234.044478]  __run_timers+0x7e5/0xc70
[  234.049891] 0*4096kB = 14048kB
[  234.052237]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  234.056443] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  234.059632]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  234.063408] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  234.066596]  ? graph_lock+0x170/0x170
[  234.071939] 412 total pagecache pages
[  234.080785]  ? enqueue_hrtimer+0x1a5/0x560
[  234.085780] 0 pages in swap cache
[  234.094365]  ? lock_release+0x970/0x970
[  234.098141] Swap cache stats: add 0, delete 0, find 0/0
[  234.101934]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  234.106147] Free swap  = 0kB
[  234.109605]  ? find_held_lock+0x36/0x1c0
[  234.113550] Total swap = 0kB
[  234.118917]  ? graph_lock+0x170/0x170
[  234.124082] 1965979 pages RAM
[  234.127104]  ? pvclock_read_flags+0x160/0x160
[  234.131147] 0 pages HighMem/MovableOnly
[  234.134173]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.137940] 343323 pages reserved
[  234.137950] 0 pages cma reserved
[  234.141071]  ? check_preemption_disabled+0x48/0x200
[  234.145612] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  234.149513]  ? __lock_is_held+0xb5/0x140
[  234.149535]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.155120] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  234.158499]  ? check_preemption_disabled+0x48/0x200
[  234.161850] syz-fuzzer cpuset=
[  234.166876]  run_timer_softirq+0x52/0xb0
[  234.173334] /
[  234.177390]  ? rcu_read_lock_sched_held+0x108/0x120
[  234.182905]  mems_allowed=0
[  234.193215]  __do_softirq+0x30b/0xad8
[  234.218843]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  234.223956]  ? pvclock_read_flags+0x160/0x160
[  234.228466]  ? lapic_next_event+0x5a/0x90
[  234.232616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.238154]  ? check_preemption_disabled+0x48/0x200
[  234.243172]  ? check_preemption_disabled+0x48/0x200
[  234.248196]  ? kvm_clock_read+0x18/0x30
[  234.252173]  ? kvm_sched_clock_read+0x9/0x20
[  234.256583]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.262122]  ? check_preemption_disabled+0x48/0x200
[  234.267156]  irq_exit+0x17f/0x1c0
[  234.270615]  smp_apic_timer_interrupt+0x1cb/0x760
[  234.275461]  ? smp_reschedule_interrupt+0x109/0x650
[  234.280483]  ? smp_call_function_single_interrupt+0x650/0x650
[  234.286371]  ? interrupt_entry+0xb5/0xf0
[  234.290441]  ? trace_hardirqs_off_caller+0xbb/0x300
[  234.295457]  ? trace_hardirqs_off_caller+0xbb/0x300
[  234.300479]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  234.305328]  ? trace_hardirqs_off+0x300/0x300
[  234.309825]  ? trace_hardirqs_off+0x300/0x300
[  234.314341]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.319891]  ? check_preemption_disabled+0x48/0x200
[  234.324909]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.330462]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  234.335320]  apic_timer_interrupt+0xf/0x20
[  234.339554]  </IRQ>
[  234.341797] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  234.346730] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  234.365664] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  234.373384] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  234.380655] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  234.387922] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  234.395191] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  234.402465] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  234.409786]  skb_clone+0x1bb/0x500
[  234.413331]  ? skb_split+0x11e0/0x11e0
[  234.417228]  ? dev_forward_skb+0x4c/0x60
[  234.421301]  ? __bpf_redirect+0x54b/0xb20
[  234.425454]  ? __switch_to_asm+0x34/0x70
[  234.429526]  bpf_clone_redirect+0xb9/0x490
[  234.433773]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  234.438803]  ? __sched_text_start+0x8/0x8
[  234.442966]  ? lockdep_hardirqs_on+0x421/0x5c0
[  234.447552]  ? retint_kernel+0x2d/0x2d
[  234.451442]  ? trace_hardirqs_on_caller+0xc0/0x300
[  234.456380]  ? find_held_lock+0x36/0x1c0
[  234.460451]  ? lock_acquire+0x1ed/0x520
[  234.464429]  ? bpf_test_run+0x32e/0x5a0
[  234.468411]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.473951]  ? check_preemption_disabled+0x48/0x200
[  234.478991]  ? kasan_check_read+0x11/0x20
[  234.483144]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  234.488425]  ? rcu_bh_qs+0xc0/0xc0
[  234.491982]  ? preempt_schedule+0x4d/0x60
[  234.496138]  ? ___preempt_schedule+0x16/0x18
[  234.500556]  ? bpf_test_run+0x1c0/0x5a0
[  234.504543]  ? netlink_diag_dump+0x2a0/0x2a0
[  234.508966]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.514509]  ? bpf_test_init.isra.9+0x70/0x100
[  234.519099]  ? bpf_prog_test_run_skb+0x634/0xb40
[  234.523862]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  234.528708]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  234.534256]  ? fput+0x130/0x1a0
[  234.537540]  ? __bpf_prog_get+0x9b/0x290
[  234.541606]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  234.546449]  ? bpf_prog_test_run+0x130/0x1a0
[  234.550866]  ? __x64_sys_bpf+0x3d8/0x510
[  234.554932]  ? bpf_prog_get+0x20/0x20
[  234.558753]  ? ksys_ioctl+0x81/0xd0
[  234.562398]  ? do_syscall_64+0x1b9/0x820
[  234.566465]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  234.571832]  ? syscall_return_slowpath+0x5e0/0x5e0
[  234.576768]  ? trace_hardirqs_off+0x300/0x300
[  234.581274]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  234.586291]  ? recalc_sigpending_tsk+0x180/0x180
[  234.591054]  ? kasan_check_write+0x14/0x20
[  234.595299]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  234.600155]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  234.605540] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  234.605627] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  234.612468] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  234.612473] Call Trace:
[  234.612481]  <IRQ>
[  234.612497]  dump_stack+0x1c4/0x2b4
[  234.612514]  ? dump_stack_print_info.cold.2+0x52/0x52
[  234.612541]  warn_alloc.cold.118+0xb7/0x1bd
[  234.619104] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  234.628356]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  234.630914] syz-executor0 cpuset=
[  234.633062]  ? lock_downgrade+0x900/0x900
[  234.636660] syz0
[  234.641847]  ? trace_hardirqs_off+0xb8/0x300
[  234.646145]  mems_allowed=0
[  234.656627]  ? trace_hardirqs_off+0xb8/0x300
[  234.682710]  __alloc_pages_slowpath+0x2667/0x2d80
[  234.687595]  ? warn_alloc+0x120/0x120
[  234.691407]  ? warn_alloc+0x120/0x120
[  234.695219]  ? print_usage_bug+0xc0/0xc0
[  234.699283]  ? warn_alloc+0x120/0x120
[  234.703088]  ? print_usage_bug+0xc0/0xc0
[  234.707159]  ? __lock_acquire+0x7ec/0x4ec0
[  234.711396]  ? __lock_acquire+0x7ec/0x4ec0
[  234.715639]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.721179]  ? should_fail+0x22d/0xd01
[  234.725079]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  234.730185]  ? __lock_acquire+0x7ec/0x4ec0
[  234.734431]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  234.739536]  ? __lock_acquire+0x7ec/0x4ec0
[  234.743781]  ? should_fail+0x22d/0xd01
[  234.747687]  ? mark_held_locks+0x130/0x130
[  234.751927]  ? mark_held_locks+0x130/0x130
[  234.756178]  ? graph_lock+0x170/0x170
[  234.759992]  ? graph_lock+0x170/0x170
[  234.763802]  ? graph_lock+0x170/0x170
[  234.767607]  ? print_usage_bug+0xc0/0xc0
[  234.771672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.777218]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.782766]  ? check_preemption_disabled+0x48/0x200
[  234.787789]  ? check_preemption_disabled+0x48/0x200
[  234.792856]  ? __lock_is_held+0xb5/0x140
[  234.796933]  __alloc_pages_nodemask+0xa80/0xde0
[  234.801620]  ? graph_lock+0x170/0x170
[  234.805427]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  234.810444]  ? graph_lock+0x170/0x170
[  234.814258]  ? find_held_lock+0x36/0x1c0
[  234.818336]  ? ____cache_alloc_node+0x1c7/0x1e0
[  234.823011]  ? lock_downgrade+0x900/0x900
[  234.827171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.832724]  cache_grow_begin+0x91/0x8c0
[  234.836797]  ? do_raw_spin_unlock+0xa7/0x2f0
[  234.841225]  fallback_alloc+0x203/0x2e0
[  234.845214]  ____cache_alloc_node+0x1c7/0x1e0
[  234.849722]  kmem_cache_alloc_node+0xe3/0x730
[  234.854229]  ? ipv6_get_ifaddr+0x42e/0x620
[  234.858476]  __alloc_skb+0x119/0x770
[  234.862199]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  234.867482]  ? skb_scrub_packet+0x490/0x490
[  234.871807]  ? lock_downgrade+0x900/0x900
[  234.875976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.881531]  ? refcount_sub_and_test_checked+0x203/0x310
[  234.887002]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  234.892461]  ? addrconf_rs_timer+0x6f0/0x6f0
[  234.896885]  ndisc_alloc_skb+0x144/0x340
[  234.900967]  ndisc_send_rs+0x331/0x6e0
[  234.904876]  addrconf_rs_timer+0x3c0/0x6f0
[  234.909120]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.913375]  call_timer_fn+0x272/0x920
[  234.917265]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.921506]  ? process_timeout+0x40/0x40
[  234.925569]  ? find_held_lock+0x36/0x1c0
[  234.929639]  ? mark_held_locks+0xc7/0x130
[  234.933793]  ? _raw_spin_unlock_irq+0x27/0x80
[  234.938290]  ? _raw_spin_unlock_irq+0x27/0x80
[  234.942790]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.947040]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  234.951638]  ? trace_hardirqs_on+0xbd/0x310
[  234.955971]  ? kasan_check_read+0x11/0x20
[  234.960127]  ? __run_timers+0x7da/0xc70
[  234.964631]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  234.970101]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.974352]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.978596]  __run_timers+0x7e5/0xc70
[  234.982417]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  234.987789]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  234.992809]  ? graph_lock+0x170/0x170
[  234.996615]  ? print_usage_bug+0xc0/0xc0
[  235.000679]  ? lock_release+0x970/0x970
[  235.004658]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  235.009858]  ? find_held_lock+0x36/0x1c0
[  235.013931]  ? graph_lock+0x170/0x170
[  235.017755]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.023301]  ? check_preemption_disabled+0x48/0x200
[  235.028335]  ? __lock_is_held+0xb5/0x140
[  235.032406]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.037967]  ? check_preemption_disabled+0x48/0x200
[  235.043094]  run_timer_softirq+0x52/0xb0
[  235.047160]  ? rcu_read_lock_sched_held+0x108/0x120
[  235.052187]  __do_softirq+0x30b/0xad8
[  235.056007]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  235.061131]  ? pvclock_read_flags+0x160/0x160
[  235.065631]  ? lapic_next_event+0x5a/0x90
[  235.069786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.075337]  ? check_preemption_disabled+0x48/0x200
[  235.080357]  ? check_preemption_disabled+0x48/0x200
[  235.085389]  ? kvm_clock_read+0x18/0x30
[  235.089369]  ? kvm_sched_clock_read+0x9/0x20
[  235.093790]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.099331]  ? check_preemption_disabled+0x48/0x200
[  235.104367]  irq_exit+0x17f/0x1c0
[  235.107832]  smp_apic_timer_interrupt+0x1cb/0x760
[  235.112682]  ? smp_call_function_single_interrupt+0x650/0x650
[  235.118577]  ? interrupt_entry+0xb5/0xf0
[  235.122648]  ? trace_hardirqs_off_caller+0xbb/0x300
[  235.127674]  ? trace_hardirqs_off_caller+0xbb/0x300
[  235.132708]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  235.137560]  ? trace_hardirqs_off+0x300/0x300
[  235.142067]  ? trace_hardirqs_off+0x300/0x300
[  235.146572]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.152123]  ? check_preemption_disabled+0x48/0x200
[  235.157154]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.162712]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  235.167577]  apic_timer_interrupt+0xf/0x20
[  235.171812]  </IRQ>
[  235.174061] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  235.179435] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  235.198359] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  235.206093] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  235.213363] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  235.220634] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  235.227905] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  235.235175] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  235.242475]  ? page_evictable+0x35d/0x540
[  235.246641]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  235.252181]  page_evictable+0x36b/0x540
[  235.256159]  ? kswapd_stop+0x100/0x100
[  235.260057]  ? ___might_sleep+0x1ed/0x300
[  235.264209]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  235.269666]  ? arch_local_save_flags+0x40/0x40
[  235.274258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.279798]  ? check_preemption_disabled+0x48/0x200
[  235.284830]  shrink_active_list+0x845/0x1c20
[  235.289245]  ? free_unref_page_list+0xc0f/0x11e0
[  235.294026]  ? shrink_inactive_list+0x1c60/0x1c60
[  235.298997]  ? graph_lock+0x170/0x170
[  235.302806]  ? __page_frag_cache_drain+0x200/0x200
[  235.307750]  ? print_usage_bug+0xc0/0xc0
[  235.311830]  ? find_held_lock+0x36/0x1c0
[  235.315898]  ? graph_lock+0x170/0x170
[  235.319702]  ? mark_held_locks+0xc7/0x130
[  235.323866]  ? check_preemption_disabled+0x48/0x200
[  235.328886]  ? check_preemption_disabled+0x48/0x200
[  235.333914]  ? graph_lock+0x170/0x170
[  235.337716]  ? __lock_is_held+0xb5/0x140
[  235.341788]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.347329]  ? check_preemption_disabled+0x48/0x200
[  235.352362]  ? __lock_is_held+0xb5/0x140
[  235.356447]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  235.361468]  ? inactive_list_is_low+0x305/0x880
[  235.366152]  ? lruvec_lru_size+0x450/0x450
[  235.370385]  ? kasan_check_read+0x11/0x20
[  235.374547]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  235.379493]  shrink_node_memcg+0x803/0x18e0
[  235.383840]  ? shrink_active_list+0x1c20/0x1c20
[  235.388520]  ? lockdep_hardirqs_on+0x421/0x5c0
[  235.393110]  ? trace_hardirqs_on+0xbd/0x310
[  235.397441]  ? vmpressure+0x294/0x310
[  235.401250]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  235.406739]  shrink_node+0x3bc/0x16b0
[  235.410555]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  235.415863]  ? shrink_node_memcg+0x18e0/0x18e0
[  235.420448]  ? lockdep_hardirqs_on+0x421/0x5c0
[  235.425040]  ? trace_hardirqs_on+0xbd/0x310
[  235.429369]  ? vmpressure+0x294/0x310
[  235.433177]  ? do_raw_spin_unlock+0xa7/0x2f0
[  235.437588]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  235.442182]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  235.447727]  ? __cpuset_node_allowed+0x19b/0x660
[  235.452505]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  235.458228]  ? vmpressure+0x1c9/0x310
[  235.462052]  do_try_to_free_pages+0x3e7/0x1290
[  235.466662]  ? shrink_node+0x16b0/0x16b0
[  235.470732]  ? __lock_is_held+0xb5/0x140
[  235.474819]  try_to_free_pages+0x4d0/0xb90
[  235.479067]  ? do_try_to_free_pages+0x1290/0x1290
[  235.483918]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.489652]  ? lock_acquire+0x1ed/0x520
[  235.493630]  ? set_page_refcounted+0x280/0x280
[  235.498227]  ? lock_release+0x970/0x970
[  235.502214]  ? ___might_sleep+0x1ed/0x300
[  235.506385]  ? arch_local_save_flags+0x40/0x40
[  235.510985]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  235.516015]  ? __radix_tree_lookup+0x358/0x4c0
[  235.520612]  __alloc_pages_slowpath+0x993/0x2d80
[  235.525403]  ? kasan_check_read+0x11/0x20
[  235.529558]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  235.534845]  ? warn_alloc+0x120/0x120
[  235.538653]  ? __radix_tree_lookup+0x4c0/0x4c0
[  235.543258]  ? find_get_entry+0x2f2/0xc40
[  235.547425]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.552984]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  235.557926]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.563486]  ? should_fail+0x22d/0xd01
[  235.567386]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  235.572494]  ? __lock_is_held+0xb5/0x140
[  235.576562]  ? graph_lock+0x170/0x170
[  235.580373]  ? graph_lock+0x170/0x170
[  235.584198]  ? __lock_is_held+0xb5/0x140
[  235.588274]  ? __lock_acquire+0x7ec/0x4ec0
[  235.592519]  ? ___might_sleep+0x1ed/0x300
[  235.596669]  ? lock_release+0x970/0x970
[  235.600649]  ? arch_local_save_flags+0x40/0x40
[  235.605246]  ? __might_sleep+0x95/0x190
[  235.609230]  __alloc_pages_nodemask+0xa80/0xde0
[  235.613911]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  235.618939]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  235.624761]  ? kasan_check_read+0x11/0x20
[  235.628927]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  235.634228]  ? graph_lock+0x170/0x170
[  235.638044]  ? print_usage_bug+0xc0/0xc0
[  235.642117]  ? graph_lock+0x170/0x170
[  235.645931]  ? graph_lock+0x170/0x170
[  235.649782]  ? __do_page_cache_readahead+0x7ce/0x980
[  235.654910]  ? find_held_lock+0x36/0x1c0
[  235.659004]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  235.664555]  alloc_pages_current+0x10c/0x210
[  235.668977]  ? lock_downgrade+0x900/0x900
[  235.673139]  __page_cache_alloc+0x38f/0x5b0
[  235.677471]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  235.683271]  ? kasan_check_read+0x11/0x20
[  235.687425]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  235.692712]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  235.697394]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.702938]  ? check_preemption_disabled+0x48/0x200
[  235.707986]  filemap_fault+0x1594/0x25f0
[  235.712069]  ? __lock_page_or_retry+0xa00/0xa00
[  235.716751]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  235.722552]  ? kasan_check_read+0x11/0x20
[  235.726709]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  235.732007]  ? rcu_bh_qs+0xc0/0xc0
[  235.735563]  ? print_usage_bug+0xc0/0xc0
[  235.739640]  ? filemap_map_pages+0xdea/0x1980
[  235.744150]  ? print_usage_bug+0xc0/0xc0
[  235.748233]  ? find_get_pages_range_tag+0x1320/0x1320
[  235.753457]  ? print_usage_bug+0xc0/0xc0
[  235.757523]  ? __lock_acquire+0x7ec/0x4ec0
[  235.761765]  ? graph_lock+0x170/0x170
[  235.765571]  ? __sigqueue_free.part.27+0x7d/0xa0
[  235.770333]  ? __lock_acquire+0x7ec/0x4ec0
[  235.774586]  ? lock_acquire+0x1ed/0x520
[  235.778569]  ? ext4_filemap_fault+0x7a/0xad
[  235.782899]  ? lock_release+0x970/0x970
[  235.786876]  ? arch_local_save_flags+0x40/0x40
[  235.791467]  ? mark_held_locks+0x130/0x130
[  235.795723]  ? down_read+0xb0/0x1d0
[  235.799361]  ? ext4_filemap_fault+0x7a/0xad
[  235.803689]  ? __down_interruptible+0x700/0x700
[  235.808370]  ? graph_lock+0x170/0x170
[  235.812183]  ? __sigqueue_free.part.27+0x7d/0xa0
[  235.816973]  ext4_filemap_fault+0x82/0xad
[  235.821140]  __do_fault+0x100/0x6b0
[  235.824786]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  235.830361]  ? print_bad_pte+0x6c0/0x6c0
[  235.834443]  ? pmd_val+0x88/0x100
[  235.837908]  ? add_mm_counter_fast+0xd0/0xd0
[  235.842326]  ? pmd_val+0x88/0x100
[  235.845785]  ? add_mm_counter_fast+0xd0/0xd0
[  235.850211]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.855773]  __handle_mm_fault+0x3709/0x53e0
[  235.860201]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  235.865050]  ? graph_lock+0x170/0x170
[  235.868854]  ? print_usage_bug+0xc0/0xc0
[  235.872921]  ? graph_lock+0x170/0x170
[  235.876726]  ? graph_lock+0x170/0x170
[  235.880558]  ? handle_mm_fault+0x42a/0xc70
[  235.884800]  ? lock_downgrade+0x900/0x900
[  235.888949]  ? check_preemption_disabled+0x48/0x200
[  235.893997]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  235.899806]  ? kasan_check_read+0x11/0x20
[  235.903969]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  235.909251]  ? rcu_bh_qs+0xc0/0xc0
[  235.912799]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  235.918256]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.923797]  ? check_preemption_disabled+0x48/0x200
[  235.928829]  handle_mm_fault+0x54f/0xc70
[  235.932899]  ? __handle_mm_fault+0x53e0/0x53e0
[  235.937488]  ? find_vma+0x34/0x190
[  235.941038]  __do_page_fault+0x67d/0xed0
[  235.945114]  ? mm_fault_error+0x380/0x380
[  235.949271]  ? syscall_slow_exit_work+0x520/0x520
[  235.954124]  do_page_fault+0xf2/0x7e0
[  235.957931]  ? vmalloc_sync_all+0x30/0x30
[  235.962562]  ? error_entry+0x70/0xd0
[  235.966286]  ? trace_hardirqs_off_caller+0xbb/0x300
[  235.971301]  ? trace_hardirqs_on_caller+0xc0/0x300
[  235.976233]  ? syscall_return_slowpath+0x5e0/0x5e0
[  235.981166]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  235.986014]  ? trace_hardirqs_off+0x300/0x300
[  235.990508]  ? trace_hardirqs_off_caller+0x300/0x300
[  235.995616]  ? prepare_exit_to_usermode+0x291/0x3b0
[  236.000638]  ? page_fault+0x8/0x30
[  236.004183]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  236.009031]  ? page_fault+0x8/0x30
[  236.012577]  page_fault+0x1e/0x30
[  236.016035] RIP: 0033:0x45db60
[  236.019232] Code: Bad RIP value.
[  236.022595] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  236.027958] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  236.035235] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  236.042506] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  236.049779] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  236.057058] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  236.064371] warn_alloc_show_mem: 1 callbacks suppressed
[  236.064384] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  236.064386] Mem-Info:
[  236.064419] active_anon:41015 inactive_anon:371 isolated_anon:0
[  236.064419]  active_file:15 inactive_file:16 isolated_file:2
[  236.064419]  unevictable:0 dirty:0 writeback:0 unstable:0
[  236.064419]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  236.064419]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  236.064419]  free:13788 free_pcp:262 free_cma:0
[  236.069753] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  236.069762] Call Trace:
[  236.076956] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  236.079361]  <IRQ>
[  236.112244] Node 0 
[  236.121616]  dump_stack+0x1c4/0x2b4
[  236.124187] 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
[  236.151854]  ? dump_stack_print_info.cold.2+0x52/0x52
[  236.153984] lowmem_reserve[]:
[  236.156227]  warn_alloc.cold.118+0xb7/0x1bd
[  236.159821]  0
[  236.185322]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  236.190482]  2815
[  236.193583]  ? lock_downgrade+0x900/0x900
[  236.197875]  6318
[  236.199680]  ? trace_hardirqs_off+0xb8/0x300
[  236.204489]  6318
[  236.206549]  ? trace_hardirqs_off+0xb8/0x300
[  236.212729]  __alloc_pages_slowpath+0x2667/0x2d80
[  236.217105] Node 0 
[  236.219189]  ? warn_alloc+0x120/0x120
[  236.223572] DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  236.228384]  ? trace_hardirqs_on+0x310/0x310
[  236.230594] lowmem_reserve[]:
[  236.234391]  ? warn_alloc+0x120/0x120
[  236.261343]  0
[  236.265748]  ? print_usage_bug+0xc0/0xc0
[  236.268837]  0
[  236.272634]  ? warn_alloc+0x120/0x120
[  236.274411]  3503
[  236.278470]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  236.280241]  3503
[  236.284048]  ? print_usage_bug+0xc0/0xc0
[  236.286089] Node 0 
[  236.291100]  ? __lock_acquire+0x7ec/0x4ec0
[  236.293166] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  236.297194]  ? __lock_acquire+0x7ec/0x4ec0
[  236.299405] lowmem_reserve[]:
[  236.303638]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  236.331986]  0
[  236.336222]  ? should_fail+0x22d/0xd01
[  236.339301]  0
[  236.344834]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  236.346610]  0
[  236.350495]  ? __lock_acquire+0x7ec/0x4ec0
[  236.352272]  0
[  236.357368]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  236.363382]  ? __lock_acquire+0x7ec/0x4ec0
[  236.365160] Node 0 
[  236.370261]  ? should_fail+0x22d/0xd01
[  236.374468] DMA: 
[  236.376698]  ? print_usage_bug+0xc0/0xc0
[  236.380562] 1*4kB 
[  236.382620]  ? mark_held_locks+0x130/0x130
[  236.386652] (U) 
[  236.388797]  ? mark_held_locks+0x130/0x130
[  236.393008] 0*8kB 
[  236.394990]  ? graph_lock+0x170/0x170
[  236.399198] 0*16kB 
[  236.401338]  ? print_usage_bug+0xc0/0xc0
[  236.405118] 1*32kB 
[  236.407351]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  236.411380] (U) 
[  236.413617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.418344] 2*64kB 
[  236.420314]  ? check_preemption_disabled+0x48/0x200
[  236.425826] (U) 
[  236.428061]  ? check_preemption_disabled+0x48/0x200
[  236.433052] 1*128kB 
[  236.435030]  ? __lock_is_held+0xb5/0x140
[  236.440007] (U) 1*256kB 
[  236.442338]  __alloc_pages_nodemask+0xa80/0xde0
[  236.446368] (U) 
[  236.449030]  ? graph_lock+0x170/0x170
[  236.453670] 0*512kB 1*1024kB 
[  236.455653]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  236.459425] (U) 
[  236.462527]  ? graph_lock+0x170/0x170
[  236.467523] 1*2048kB 
[  236.469498]  ? find_held_lock+0x36/0x1c0
[  236.473264] (M) 
[  236.475677]  ? ____cache_alloc_node+0x1c7/0x1e0
[  236.479707] 3*4096kB 
[  236.481676]  ? lock_downgrade+0x900/0x900
[  236.486320] (M) 
[  236.488729]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.492861] = 15908kB
[  236.494831]  cache_grow_begin+0x91/0x8c0
[  236.500340] Node 0 
[  236.502747]  ? do_raw_spin_unlock+0xa7/0x2f0
[  236.506782] DMA32: 
[  236.509021]  fallback_alloc+0x203/0x2e0
[  236.513400] 3*4kB 
[  236.515634]  ____cache_alloc_node+0x1c7/0x1e0
[  236.519578] (M) 
[  236.521725]  kmem_cache_alloc_node+0xe3/0x730
[  236.526192] 2*8kB 
[  236.528165]  ? ipv6_get_ifaddr+0x42e/0x620
[  236.532629] (M) 
[  236.534779]  __alloc_skb+0x119/0x770
[  236.538990] 1*16kB 
[  236.540974]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  236.544648] (M) 1*32kB 
[  236.546887]  ? skb_scrub_packet+0x490/0x490
[  236.552139] (M) 
[  236.554719]  ? lock_downgrade+0x900/0x900
[  236.559015] 3*64kB 
[  236.560996]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.565113] (UM) 3*128kB 
[  236.567361]  ? refcount_sub_and_test_checked+0x203/0x310
[  236.572867] (M) 
[  236.575625]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  236.581052] 2*256kB 
[  236.583057]  ? addrconf_rs_timer+0x6f0/0x6f0
[  236.588475] (M) 
[  236.590804]  ndisc_alloc_skb+0x144/0x340
[  236.595179] 3*512kB 
[  236.597149]  ndisc_send_rs+0x331/0x6e0
[  236.601184] (M) 
[  236.603504]  addrconf_rs_timer+0x3c0/0x6f0
[  236.607363] 4*1024kB 
[  236.609336]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.613542] (UM) 
[  236.615956]  call_timer_fn+0x272/0x920
[  236.620160] 3*2048kB (UM) 
[  236.622225]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.626082] 3*4096kB (M) 
[  236.628955]  ? process_timeout+0x40/0x40
[  236.633172] = 25228kB
[  236.635930]  ? find_held_lock+0x36/0x1c0
[  236.639970] Node 0 
[  236.642382]  ? __run_timers+0x7da/0xc70
[  236.646410] Normal: 
[  236.648643]  ? _raw_spin_unlock_irq+0x27/0x80
[  236.652591] 866*4kB 
[  236.654910]  ? _raw_spin_unlock_irq+0x27/0x80
[  236.659383] (ME) 
[  236.661707]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.666174] 469*8kB 
[  236.668238]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  236.672442] (UME) 
[  236.674767]  ? trace_hardirqs_on+0xbd/0x310
[  236.679320] 197*16kB 
[  236.681460]  ? kasan_check_read+0x11/0x20
[  236.685760] (UME) 
[  236.688169]  ? __run_timers+0x7da/0xc70
[  236.692287] 59*32kB 
[  236.694429]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  236.698375] (UME) 
[  236.700694]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.706117] 18*64kB 
[  236.708269]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.712484] (ME) 
[  236.714804]  __run_timers+0x7e5/0xc70
[  236.719011] 3*128kB 
[  236.721080]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  236.724849] (M) 
[  236.727173]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  236.732515] 1*256kB 
[  236.734482]  ? graph_lock+0x170/0x170
[  236.739470] (U) 0*512kB 
[  236.741797]  ? enqueue_hrtimer+0x1a5/0x560
[  236.745575] 0*1024kB 
[  236.748240]  ? lock_release+0x970/0x970
[  236.752449] 0*2048kB 
[  236.754852]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  236.758802] 0*4096kB 
[  236.761212]  ? find_held_lock+0x36/0x1c0
[  236.766378] = 14048kB
[  236.768810]  ? graph_lock+0x170/0x170
[  236.772863] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  236.775269]  ? pvclock_read_flags+0x160/0x160
[  236.779053] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  236.787907]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.792378] 412 total pagecache pages
[  236.800956]  ? check_preemption_disabled+0x48/0x200
[  236.806491] 0 pages in swap cache
[  236.810302]  ? __lock_is_held+0xb5/0x140
[  236.815274] Swap cache stats: add 0, delete 0, find 0/0
[  236.815283] Free swap  = 0kB
[  236.818734]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.822773] Total swap = 0kB
[  236.828131]  ? check_preemption_disabled+0x48/0x200
[  236.831121] 1965979 pages RAM
[  236.836659]  run_timer_softirq+0x52/0xb0
[  236.839640] 0 pages HighMem/MovableOnly
[  236.839649] 343323 pages reserved
[  236.844665]  ? rcu_read_lock_sched_held+0x108/0x120
[  236.847751] 0 pages cma reserved
[  236.851805]  __do_softirq+0x30b/0xad8
[  236.855828] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  236.859200]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  236.859223]  ? pvclock_read_flags+0x160/0x160
[  236.864341] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  236.867632]  ? lapic_next_event+0x5a/0x90
[  236.871408] syz-fuzzer cpuset=
[  236.877902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.882981] /
[  236.887471]  ? check_preemption_disabled+0x48/0x200
[  236.897678]  mems_allowed=0
[  236.901819]  ? check_preemption_disabled+0x48/0x200
[  236.925141]  ? kvm_clock_read+0x18/0x30
[  236.929120]  ? kvm_sched_clock_read+0x9/0x20
[  236.933539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.939081]  ? check_preemption_disabled+0x48/0x200
[  236.944113]  irq_exit+0x17f/0x1c0
[  236.947574]  smp_apic_timer_interrupt+0x1cb/0x760
[  236.952420]  ? smp_reschedule_interrupt+0x109/0x650
[  236.957441]  ? smp_call_function_single_interrupt+0x650/0x650
[  236.963326]  ? interrupt_entry+0xb5/0xf0
[  236.967393]  ? trace_hardirqs_off_caller+0xbb/0x300
[  236.972414]  ? trace_hardirqs_off_caller+0xbb/0x300
[  236.977442]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  236.982289]  ? trace_hardirqs_off+0x300/0x300
[  236.986783]  ? trace_hardirqs_off+0x300/0x300
[  236.991281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.996821]  ? check_preemption_disabled+0x48/0x200
[  237.001840]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.007390]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  237.012256]  apic_timer_interrupt+0xf/0x20
[  237.016489]  </IRQ>
[  237.018736] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  237.023671] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  237.042582] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  237.050299] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  237.057570] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  237.064841] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  237.072110] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  237.079379] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  237.086703]  skb_clone+0x1bb/0x500
[  237.090255]  ? skb_split+0x11e0/0x11e0
[  237.094157]  ? dev_forward_skb+0x4c/0x60
[  237.098226]  ? __bpf_redirect+0x54b/0xb20
[  237.102381]  ? __switch_to_asm+0x34/0x70
[  237.106456]  bpf_clone_redirect+0xb9/0x490
[  237.110704]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  237.115731]  ? __sched_text_start+0x8/0x8
[  237.119888]  ? lockdep_hardirqs_on+0x421/0x5c0
[  237.124476]  ? retint_kernel+0x2d/0x2d
[  237.128371]  ? trace_hardirqs_on_caller+0xc0/0x300
[  237.133310]  ? find_held_lock+0x36/0x1c0
[  237.137379]  ? lock_acquire+0x1ed/0x520
[  237.141357]  ? bpf_test_run+0x32e/0x5a0
[  237.145340]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.150882]  ? check_preemption_disabled+0x48/0x200
[  237.155911]  ? kasan_check_read+0x11/0x20
[  237.160069]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  237.165350]  ? rcu_bh_qs+0xc0/0xc0
[  237.168900]  ? preempt_schedule+0x4d/0x60
[  237.173056]  ? ___preempt_schedule+0x16/0x18
[  237.177478]  ? bpf_test_run+0x1c0/0x5a0
[  237.181463]  ? netlink_diag_dump+0x2a0/0x2a0
[  237.185881]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.191418]  ? bpf_test_init.isra.9+0x70/0x100
[  237.196010]  ? bpf_prog_test_run_skb+0x634/0xb40
[  237.200776]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  237.205622]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  237.211164]  ? fput+0x130/0x1a0
[  237.214448]  ? __bpf_prog_get+0x9b/0x290
[  237.218545]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  237.223392]  ? bpf_prog_test_run+0x130/0x1a0
[  237.227806]  ? __x64_sys_bpf+0x3d8/0x510
[  237.231870]  ? bpf_prog_get+0x20/0x20
[  237.235680]  ? ksys_ioctl+0x81/0xd0
[  237.239324]  ? do_syscall_64+0x1b9/0x820
[  237.243412]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  237.248783]  ? syscall_return_slowpath+0x5e0/0x5e0
[  237.253717]  ? trace_hardirqs_off+0x300/0x300
[  237.258215]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  237.263240]  ? recalc_sigpending_tsk+0x180/0x180
[  237.268009]  ? kasan_check_write+0x14/0x20
[  237.272361]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  237.277218]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  237.282609] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  237.282694] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  237.289536] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  237.289542] Call Trace:
[  237.289549]  <IRQ>
[  237.289566]  dump_stack+0x1c4/0x2b4
[  237.289584]  ? dump_stack_print_info.cold.2+0x52/0x52
[  237.296123] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  237.305417]  warn_alloc.cold.118+0xb7/0x1bd
[  237.307975] syz-executor0 cpuset=
[  237.310125]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  237.313726] syz0
[  237.318926]  ? lock_downgrade+0x900/0x900
[  237.329390]  mems_allowed=0
[  237.333706]  ? trace_hardirqs_off+0xb8/0x300
[  237.355412]  ? trace_hardirqs_off+0xb8/0x300
[  237.359841]  __alloc_pages_slowpath+0x2667/0x2d80
[  237.364729]  ? warn_alloc+0x120/0x120
[  237.368546]  ? warn_alloc+0x120/0x120
[  237.372356]  ? print_usage_bug+0xc0/0xc0
[  237.376420]  ? warn_alloc+0x120/0x120
[  237.380226]  ? print_usage_bug+0xc0/0xc0
[  237.384293]  ? __lock_acquire+0x7ec/0x4ec0
[  237.388528]  ? __lock_acquire+0x7ec/0x4ec0
[  237.392770]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.398311]  ? should_fail+0x22d/0xd01
[  237.402212]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  237.407320]  ? __lock_acquire+0x7ec/0x4ec0
[  237.411565]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  237.416669]  ? __lock_acquire+0x7ec/0x4ec0
[  237.420908]  ? should_fail+0x22d/0xd01
[  237.424809]  ? mark_held_locks+0x130/0x130
[  237.429055]  ? mark_held_locks+0x130/0x130
[  237.433298]  ? graph_lock+0x170/0x170
[  237.437105]  ? graph_lock+0x170/0x170
[  237.440928]  ? graph_lock+0x170/0x170
[  237.444740]  ? print_usage_bug+0xc0/0xc0
[  237.448826]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.454374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.459914]  ? check_preemption_disabled+0x48/0x200
[  237.464930]  ? check_preemption_disabled+0x48/0x200
[  237.469976]  ? __lock_is_held+0xb5/0x140
[  237.474062]  __alloc_pages_nodemask+0xa80/0xde0
[  237.478736]  ? graph_lock+0x170/0x170
[  237.482555]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  237.487572]  ? graph_lock+0x170/0x170
[  237.491385]  ? find_held_lock+0x36/0x1c0
[  237.495458]  ? ____cache_alloc_node+0x1c7/0x1e0
[  237.500135]  ? lock_downgrade+0x900/0x900
[  237.504297]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.509842]  cache_grow_begin+0x91/0x8c0
[  237.513917]  ? do_raw_spin_unlock+0xa7/0x2f0
[  237.518339]  fallback_alloc+0x203/0x2e0
[  237.522327]  ____cache_alloc_node+0x1c7/0x1e0
[  237.526832]  kmem_cache_alloc_node+0xe3/0x730
[  237.531335]  ? ipv6_get_ifaddr+0x42e/0x620
[  237.535584]  __alloc_skb+0x119/0x770
[  237.539306]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  237.544597]  ? skb_scrub_packet+0x490/0x490
[  237.548939]  ? lock_downgrade+0x900/0x900
[  237.553107]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.558653]  ? refcount_sub_and_test_checked+0x203/0x310
[  237.564119]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  237.569575]  ? addrconf_rs_timer+0x6f0/0x6f0
[  237.574012]  ndisc_alloc_skb+0x144/0x340
[  237.578084]  ndisc_send_rs+0x331/0x6e0
[  237.581988]  addrconf_rs_timer+0x3c0/0x6f0
[  237.586235]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.590501]  call_timer_fn+0x272/0x920
[  237.594391]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.598640]  ? process_timeout+0x40/0x40
[  237.602709]  ? find_held_lock+0x36/0x1c0
[  237.606795]  ? mark_held_locks+0xc7/0x130
[  237.610956]  ? _raw_spin_unlock_irq+0x27/0x80
[  237.615467]  ? _raw_spin_unlock_irq+0x27/0x80
[  237.619977]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.624218]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  237.628807]  ? trace_hardirqs_on+0xbd/0x310
[  237.633134]  ? kasan_check_read+0x11/0x20
[  237.637377]  ? __run_timers+0x7da/0xc70
[  237.641353]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  237.646812]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.651059]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.655307]  __run_timers+0x7e5/0xc70
[  237.659129]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  237.664509]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  237.669533]  ? graph_lock+0x170/0x170
[  237.673343]  ? print_usage_bug+0xc0/0xc0
[  237.677410]  ? lock_release+0x970/0x970
[  237.681393]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  237.686592]  ? find_held_lock+0x36/0x1c0
[  237.690662]  ? graph_lock+0x170/0x170
[  237.694475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.700019]  ? check_preemption_disabled+0x48/0x200
[  237.705050]  ? __lock_is_held+0xb5/0x140
[  237.709122]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.714674]  ? check_preemption_disabled+0x48/0x200
[  237.719712]  run_timer_softirq+0x52/0xb0
[  237.723797]  ? rcu_read_lock_sched_held+0x108/0x120
[  237.728838]  __do_softirq+0x30b/0xad8
[  237.732670]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  237.737792]  ? pvclock_read_flags+0x160/0x160
[  237.742296]  ? lapic_next_event+0x5a/0x90
[  237.746449]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.752003]  ? check_preemption_disabled+0x48/0x200
[  237.757032]  ? check_preemption_disabled+0x48/0x200
[  237.762067]  ? kvm_clock_read+0x18/0x30
[  237.766055]  ? kvm_sched_clock_read+0x9/0x20
[  237.770475]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.776026]  ? check_preemption_disabled+0x48/0x200
[  237.781077]  irq_exit+0x17f/0x1c0
[  237.784550]  smp_apic_timer_interrupt+0x1cb/0x760
[  237.789406]  ? smp_call_function_single_interrupt+0x650/0x650
[  237.795298]  ? interrupt_entry+0xb5/0xf0
[  237.799368]  ? trace_hardirqs_off_caller+0xbb/0x300
[  237.804386]  ? trace_hardirqs_off_caller+0xbb/0x300
[  237.809410]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  237.814262]  ? trace_hardirqs_off+0x300/0x300
[  237.818774]  ? trace_hardirqs_off+0x300/0x300
[  237.823284]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.829032]  ? check_preemption_disabled+0x48/0x200
[  237.834052]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.839604]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  237.844464]  apic_timer_interrupt+0xf/0x20
[  237.848702]  </IRQ>
[  237.850951] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  237.856334] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  237.875253] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  237.882984] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  237.890260] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  237.897535] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  237.904810] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  237.912085] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  237.919384]  ? page_evictable+0x35d/0x540
[  237.923551]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  237.929094]  page_evictable+0x36b/0x540
[  237.933073]  ? kswapd_stop+0x100/0x100
[  237.936985]  ? ___might_sleep+0x1ed/0x300
[  237.941140]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  237.946606]  ? arch_local_save_flags+0x40/0x40
[  237.951205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.956762]  ? check_preemption_disabled+0x48/0x200
[  237.962318]  shrink_active_list+0x845/0x1c20
[  237.966754]  ? free_unref_page_list+0xc0f/0x11e0
[  237.971551]  ? shrink_inactive_list+0x1c60/0x1c60
[  237.976419]  ? graph_lock+0x170/0x170
[  237.980228]  ? __page_frag_cache_drain+0x200/0x200
[  237.985162]  ? print_usage_bug+0xc0/0xc0
[  237.989245]  ? find_held_lock+0x36/0x1c0
[  237.993315]  ? graph_lock+0x170/0x170
[  237.997122]  ? mark_held_locks+0xc7/0x130
[  238.001277]  ? check_preemption_disabled+0x48/0x200
[  238.006294]  ? check_preemption_disabled+0x48/0x200
[  238.011324]  ? graph_lock+0x170/0x170
[  238.015131]  ? __lock_is_held+0xb5/0x140
[  238.019202]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.024753]  ? check_preemption_disabled+0x48/0x200
[  238.029789]  ? __lock_is_held+0xb5/0x140
[  238.033869]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  238.038892]  ? inactive_list_is_low+0x305/0x880
[  238.043576]  ? lruvec_lru_size+0x450/0x450
[  238.047811]  ? kasan_check_read+0x11/0x20
[  238.051985]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  238.056969]  shrink_node_memcg+0x803/0x18e0
[  238.061327]  ? shrink_active_list+0x1c20/0x1c20
[  238.066030]  ? lockdep_hardirqs_on+0x421/0x5c0
[  238.070624]  ? trace_hardirqs_on+0xbd/0x310
[  238.074953]  ? vmpressure+0x294/0x310
[  238.078779]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  238.084281]  shrink_node+0x3bc/0x16b0
[  238.088095]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  238.093406]  ? shrink_node_memcg+0x18e0/0x18e0
[  238.098007]  ? lockdep_hardirqs_on+0x421/0x5c0
[  238.102604]  ? trace_hardirqs_on+0xbd/0x310
[  238.106945]  ? vmpressure+0x294/0x310
[  238.110770]  ? do_raw_spin_unlock+0xa7/0x2f0
[  238.115182]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  238.119778]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  238.125323]  ? __cpuset_node_allowed+0x19b/0x660
[  238.130086]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  238.135805]  ? vmpressure+0x1c9/0x310
[  238.139618]  do_try_to_free_pages+0x3e7/0x1290
[  238.144227]  ? shrink_node+0x16b0/0x16b0
[  238.148300]  ? __lock_is_held+0xb5/0x140
[  238.152383]  try_to_free_pages+0x4d0/0xb90
[  238.156628]  ? do_try_to_free_pages+0x1290/0x1290
[  238.161483]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.167054]  ? lock_acquire+0x1ed/0x520
[  238.171042]  ? set_page_refcounted+0x280/0x280
[  238.175657]  ? lock_release+0x970/0x970
[  238.179655]  ? ___might_sleep+0x1ed/0x300
[  238.183809]  ? arch_local_save_flags+0x40/0x40
[  238.188411]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  238.193440]  ? __radix_tree_lookup+0x358/0x4c0
[  238.198061]  __alloc_pages_slowpath+0x993/0x2d80
[  238.202871]  ? kasan_check_read+0x11/0x20
[  238.207052]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  238.212359]  ? warn_alloc+0x120/0x120
[  238.216183]  ? __radix_tree_lookup+0x4c0/0x4c0
[  238.220805]  ? find_get_entry+0x2f2/0xc40
[  238.224989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.230543]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  238.235487]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.241035]  ? should_fail+0x22d/0xd01
[  238.244936]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  238.250054]  ? __lock_is_held+0xb5/0x140
[  238.254120]  ? graph_lock+0x170/0x170
[  238.257928]  ? graph_lock+0x170/0x170
[  238.261767]  ? __lock_is_held+0xb5/0x140
[  238.265842]  ? __lock_acquire+0x7ec/0x4ec0
[  238.270104]  ? ___might_sleep+0x1ed/0x300
[  238.274251]  ? lock_release+0x970/0x970
[  238.278228]  ? arch_local_save_flags+0x40/0x40
[  238.282823]  ? __might_sleep+0x95/0x190
[  238.286817]  __alloc_pages_nodemask+0xa80/0xde0
[  238.291513]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  238.296556]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  238.302359]  ? kasan_check_read+0x11/0x20
[  238.306521]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  238.311807]  ? graph_lock+0x170/0x170
[  238.315610]  ? print_usage_bug+0xc0/0xc0
[  238.319677]  ? graph_lock+0x170/0x170
[  238.323490]  ? graph_lock+0x170/0x170
[  238.327300]  ? __do_page_cache_readahead+0x7ce/0x980
[  238.332426]  ? find_held_lock+0x36/0x1c0
[  238.336525]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  238.342077]  alloc_pages_current+0x10c/0x210
[  238.346494]  ? lock_downgrade+0x900/0x900
[  238.350654]  __page_cache_alloc+0x38f/0x5b0
[  238.355000]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  238.360809]  ? kasan_check_read+0x11/0x20
[  238.364975]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  238.370267]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  238.374949]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.380503]  ? check_preemption_disabled+0x48/0x200
[  238.385534]  filemap_fault+0x1594/0x25f0
[  238.389617]  ? __lock_page_or_retry+0xa00/0xa00
[  238.394294]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  238.400093]  ? kasan_check_read+0x11/0x20
[  238.404253]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  238.409534]  ? rcu_bh_qs+0xc0/0xc0
[  238.413087]  ? print_usage_bug+0xc0/0xc0
[  238.417164]  ? filemap_map_pages+0xdea/0x1980
[  238.421683]  ? print_usage_bug+0xc0/0xc0
[  238.425788]  ? find_get_pages_range_tag+0x1320/0x1320
[  238.431005]  ? print_usage_bug+0xc0/0xc0
[  238.435078]  ? __lock_acquire+0x7ec/0x4ec0
[  238.439319]  ? graph_lock+0x170/0x170
[  238.443124]  ? __sigqueue_free.part.27+0x7d/0xa0
[  238.447888]  ? __lock_acquire+0x7ec/0x4ec0
[  238.452140]  ? lock_acquire+0x1ed/0x520
[  238.456119]  ? ext4_filemap_fault+0x7a/0xad
[  238.460450]  ? lock_release+0x970/0x970
[  238.464429]  ? arch_local_save_flags+0x40/0x40
[  238.469020]  ? mark_held_locks+0x130/0x130
[  238.473274]  ? down_read+0xb0/0x1d0
[  238.476903]  ? ext4_filemap_fault+0x7a/0xad
[  238.481230]  ? __down_interruptible+0x700/0x700
[  238.485904]  ? graph_lock+0x170/0x170
[  238.489717]  ? __sigqueue_free.part.27+0x7d/0xa0
[  238.494497]  ext4_filemap_fault+0x82/0xad
[  238.498659]  __do_fault+0x100/0x6b0
[  238.502294]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  238.507597]  ? print_bad_pte+0x6c0/0x6c0
[  238.511679]  ? pmd_val+0x88/0x100
[  238.515142]  ? add_mm_counter_fast+0xd0/0xd0
[  238.519557]  ? pmd_val+0x88/0x100
[  238.523023]  ? add_mm_counter_fast+0xd0/0xd0
[  238.527448]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.533014]  __handle_mm_fault+0x3709/0x53e0
[  238.537447]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  238.542301]  ? graph_lock+0x170/0x170
[  238.546110]  ? print_usage_bug+0xc0/0xc0
[  238.550185]  ? graph_lock+0x170/0x170
[  238.553997]  ? graph_lock+0x170/0x170
[  238.557823]  ? handle_mm_fault+0x42a/0xc70
[  238.562066]  ? lock_downgrade+0x900/0x900
[  238.566215]  ? check_preemption_disabled+0x48/0x200
[  238.571248]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  238.577056]  ? kasan_check_read+0x11/0x20
[  238.581225]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  238.586524]  ? rcu_bh_qs+0xc0/0xc0
[  238.590074]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  238.595534]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.601077]  ? check_preemption_disabled+0x48/0x200
[  238.606112]  handle_mm_fault+0x54f/0xc70
[  238.610185]  ? __handle_mm_fault+0x53e0/0x53e0
[  238.614789]  ? find_vma+0x34/0x190
[  238.618345]  __do_page_fault+0x67d/0xed0
[  238.622422]  ? mm_fault_error+0x380/0x380
[  238.626581]  ? syscall_slow_exit_work+0x520/0x520
[  238.631432]  do_page_fault+0xf2/0x7e0
[  238.635240]  ? vmalloc_sync_all+0x30/0x30
[  238.639396]  ? error_entry+0x70/0xd0
[  238.643115]  ? trace_hardirqs_off_caller+0xbb/0x300
[  238.648139]  ? trace_hardirqs_on_caller+0xc0/0x300
[  238.653076]  ? syscall_return_slowpath+0x5e0/0x5e0
[  238.658012]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  238.662861]  ? trace_hardirqs_off+0x300/0x300
[  238.667367]  ? trace_hardirqs_off_caller+0x300/0x300
[  238.672485]  ? prepare_exit_to_usermode+0x291/0x3b0
[  238.677511]  ? page_fault+0x8/0x30
[  238.681077]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  238.685950]  ? page_fault+0x8/0x30
[  238.689517]  page_fault+0x1e/0x30
[  238.692980] RIP: 0033:0x45db60
[  238.696190] Code: Bad RIP value.
[  238.699551] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  238.704915] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  238.712186] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  238.719455] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  238.726724] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  238.734001] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  238.741304] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  238.741310] warn_alloc_show_mem: 1 callbacks suppressed
[  238.741317] Mem-Info:
[  238.748516] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  238.753894] active_anon:41015 inactive_anon:371 isolated_anon:0
[  238.753894]  active_file:15 inactive_file:16 isolated_file:2
[  238.753894]  unevictable:0 dirty:0 writeback:0 unstable:0
[  238.753894]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  238.753894]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  238.753894]  free:13788 free_pcp:262 free_cma:0
[  238.756268] Call Trace:
[  238.765662] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  238.798530]  <IRQ>
[  238.801105] Node 0 
[  238.828799]  dump_stack+0x1c4/0x2b4
[  238.830948] 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
[  238.833158]  ? dump_stack_print_info.cold.2+0x52/0x52
[  238.836768] lowmem_reserve[]:
[  238.862304]  warn_alloc.cold.118+0xb7/0x1bd
[  238.867459]  0
[  238.870564]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  238.874854]  2815 6318
[  238.876663]  ? lock_downgrade+0x900/0x900
[  238.881482]  6318
[  238.883997]  ? trace_hardirqs_off+0xb8/0x300
[  238.888113] Node 0 
[  238.890179]  ? trace_hardirqs_off+0xb8/0x300
[  238.894585] DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  238.896801]  __alloc_pages_slowpath+0x2667/0x2d80
[  238.901176] lowmem_reserve[]: 0
[  238.928228]  ? warn_alloc+0x120/0x120
[  238.933033]  0
[  238.936337]  ? warn_alloc+0x120/0x120
[  238.940104]  3503 3503
[  238.941926]  ? print_usage_bug+0xc0/0xc0
[  238.948201]  ? warn_alloc+0x120/0x120
[  238.952238] Node 0 Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  238.956080]  ? print_usage_bug+0xc0/0xc0
[  238.956096]  ? __lock_acquire+0x7ec/0x4ec0
[  238.985060] lowmem_reserve[]: 0
[  238.989158]  ? __lock_acquire+0x7ec/0x4ec0
[  238.993367]  0
[  238.996650]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.000850]  0
[  239.002651]  ? should_fail+0x22d/0xd01
[  239.008158]  0
[  239.009990]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  239.013855] Node 0 
[  239.015666]  ? __lock_acquire+0x7ec/0x4ec0
[  239.020742] DMA: 
[  239.022994]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  239.027204] 1*4kB 
[  239.029265]  ? __lock_acquire+0x7ec/0x4ec0
[  239.034336] (U) 
[  239.036498]  ? should_fail+0x22d/0xd01
[  239.040753] 0*8kB 
[  239.042733]  ? mark_held_locks+0x130/0x130
[  239.046578] 0*16kB 1*32kB 
[  239.048736]  ? mark_held_locks+0x130/0x130
[  239.052947] (U) 
[  239.055798]  ? graph_lock+0x170/0x170
[  239.060006] 2*64kB (U) 
[  239.061999]  ? graph_lock+0x170/0x170
[  239.065772] 1*128kB (U) 
[  239.068368]  ? graph_lock+0x170/0x170
[  239.072160] 1*256kB 
[  239.074834]  ? print_usage_bug+0xc0/0xc0
[  239.078607] (U) 
[  239.080935]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.084969] 0*512kB 1*1024kB 
[  239.086979]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.092489] (U) 
[  239.095595]  ? check_preemption_disabled+0x48/0x200
[  239.101105] 1*2048kB 
[  239.103074]  ? check_preemption_disabled+0x48/0x200
[  239.108068] (M) 
[  239.110483]  ? __lock_is_held+0xb5/0x140
[  239.115463] 3*4096kB 
[  239.117438]  __alloc_pages_nodemask+0xa80/0xde0
[  239.121469] (M) 
[  239.123875]  ? graph_lock+0x170/0x170
[  239.128519] = 15908kB
[  239.130492]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  239.134264] Node 0 
[  239.136668]  ? graph_lock+0x170/0x170
[  239.136693]  ? find_held_lock+0x36/0x1c0
[  239.141693] DMA32: 
[  239.143933]  ? ____cache_alloc_node+0x1c7/0x1e0
[  239.147700] 3*4kB 
[  239.151757]  ? lock_downgrade+0x900/0x900
[  239.153988] (M) 
[  239.158662]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.160783] 2*8kB 
[  239.164937]  cache_grow_begin+0x91/0x8c0
[  239.166886] (M) 
[  239.172422]  ? do_raw_spin_unlock+0xa7/0x2f0
[  239.174539] 1*16kB (M) 
[  239.178611]  fallback_alloc+0x203/0x2e0
[  239.180563] 1*32kB 
[  239.184981]  ____cache_alloc_node+0x1c7/0x1e0
[  239.187540] (M) 
[  239.191512]  kmem_cache_alloc_node+0xe3/0x730
[  239.193723] 3*64kB 
[  239.198218]  ? ipv6_get_ifaddr+0x42e/0x620
[  239.200166] (UM) 
[  239.204666]  __alloc_skb+0x119/0x770
[  239.206874] 3*128kB 
[  239.211110]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  239.213141] (M) 
[  239.216852]  ? skb_scrub_packet+0x490/0x490
[  239.219153] 2*256kB 
[  239.224426]  ? lock_downgrade+0x900/0x900
[  239.226405] (M) 
[  239.230729]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.233025] 3*512kB 
[  239.237173]  ? refcount_sub_and_test_checked+0x203/0x310
[  239.239120] (M) 
[  239.244654]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  239.246957] 4*1024kB 
[  239.252420]  ? addrconf_rs_timer+0x6f0/0x6f0
[  239.254366] (UM) 
[  239.259823]  ndisc_alloc_skb+0x144/0x340
[  239.262203] 3*2048kB 
[  239.266611]  ndisc_send_rs+0x331/0x6e0
[  239.268652] (UM) 
[  239.272710]  addrconf_rs_timer+0x3c0/0x6f0
[  239.275091] 3*4096kB (M) 
[  239.278992]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.281027] = 25228kB
[  239.281036] Node 0 
[  239.285280]  call_timer_fn+0x272/0x920
[  239.288007] Normal: 
[  239.292236]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.294622] 866*4kB 
[  239.296859]  ? process_timeout+0x40/0x40
[  239.300719] (ME) 
[  239.303042]  ? find_held_lock+0x36/0x1c0
[  239.307245] 469*8kB (UME) 197*16kB 
[  239.309587]  ? __run_timers+0x7da/0xc70
[  239.313614] (UME) 
[  239.315692]  ? _raw_spin_unlock_irq+0x27/0x80
[  239.319718] 59*32kB (UME) 
[  239.323355]  ? _raw_spin_unlock_irq+0x27/0x80
[  239.327297] 18*64kB (ME) 
[  239.329454]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.333920] 3*128kB (M) 
[  239.336777]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  239.341242] 1*256kB 
[  239.344005]  ? trace_hardirqs_on+0xbd/0x310
[  239.348212] (U) 
[  239.350879]  ? kasan_check_read+0x11/0x20
[  239.355436] 0*512kB 
[  239.357758]  ? __run_timers+0x7da/0xc70
[  239.362054] 0*1024kB 
[  239.364039]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  239.368155] 0*2048kB 0*4096kB 
[  239.370491]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.374434] = 14048kB
[  239.376842]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.382272] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  239.385459]  __run_timers+0x7e5/0xc70
[  239.389668] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  239.392077]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  239.396280] 412 total pagecache pages
[  239.405119]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  239.408902] 0 pages in swap cache
[  239.417483]  ? graph_lock+0x170/0x170
[  239.422827] Swap cache stats: add 0, delete 0, find 0/0
[  239.426626]  ? enqueue_hrtimer+0x1a5/0x560
[  239.431612] Free swap  = 0kB
[  239.435070]  ? lock_release+0x970/0x970
[  239.438842] Total swap = 0kB
[  239.444207]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  239.448412] 1965979 pages RAM
[  239.451432]  ? find_held_lock+0x36/0x1c0
[  239.455371] 0 pages HighMem/MovableOnly
[  239.455381] 343323 pages reserved
[  239.458401]  ? graph_lock+0x170/0x170
[  239.463562] 0 pages cma reserved
[  239.463651] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  239.466675]  ? pvclock_read_flags+0x160/0x160
[  239.470826] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  239.474687]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.478116] syz-fuzzer cpuset=
[  239.481918]  ? check_preemption_disabled+0x48/0x200
[  239.485260] /
[  239.492202]  ? __lock_is_held+0xb5/0x140
[  239.496663]  mems_allowed=0
[  239.507000]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.534888]  ? check_preemption_disabled+0x48/0x200
[  239.539918]  run_timer_softirq+0x52/0xb0
[  239.543994]  ? rcu_read_lock_sched_held+0x108/0x120
[  239.549015]  __do_softirq+0x30b/0xad8
[  239.552829]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  239.557942]  ? pvclock_read_flags+0x160/0x160
[  239.562449]  ? lapic_next_event+0x5a/0x90
[  239.566602]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.572143]  ? check_preemption_disabled+0x48/0x200
[  239.577159]  ? check_preemption_disabled+0x48/0x200
[  239.582186]  ? kvm_clock_read+0x18/0x30
[  239.586162]  ? kvm_sched_clock_read+0x9/0x20
[  239.590581]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.596123]  ? check_preemption_disabled+0x48/0x200
[  239.601158]  irq_exit+0x17f/0x1c0
[  239.604620]  smp_apic_timer_interrupt+0x1cb/0x760
[  239.609463]  ? smp_reschedule_interrupt+0x109/0x650
[  239.614482]  ? smp_call_function_single_interrupt+0x650/0x650
[  239.620372]  ? interrupt_entry+0xb5/0xf0
[  239.624443]  ? trace_hardirqs_off_caller+0xbb/0x300
[  239.629465]  ? trace_hardirqs_off_caller+0xbb/0x300
[  239.634488]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  239.639336]  ? trace_hardirqs_off+0x300/0x300
[  239.643831]  ? trace_hardirqs_off+0x300/0x300
[  239.648341]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.653886]  ? check_preemption_disabled+0x48/0x200
[  239.658913]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.664462]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  239.669319]  apic_timer_interrupt+0xf/0x20
[  239.673559]  </IRQ>
[  239.675805] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  239.680737] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  239.699647] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  239.707363] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  239.714634] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  239.721902] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  239.729171] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  239.736440] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  239.743762]  skb_clone+0x1bb/0x500
[  239.747322]  ? skb_split+0x11e0/0x11e0
[  239.751224]  ? dev_forward_skb+0x4c/0x60
[  239.755302]  ? __bpf_redirect+0x54b/0xb20
[  239.759453]  ? __switch_to_asm+0x34/0x70
[  239.763527]  bpf_clone_redirect+0xb9/0x490
[  239.767777]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  239.772802]  ? __sched_text_start+0x8/0x8
[  239.776971]  ? lockdep_hardirqs_on+0x421/0x5c0
[  239.781567]  ? retint_kernel+0x2d/0x2d
[  239.785485]  ? trace_hardirqs_on_caller+0xc0/0x300
[  239.790426]  ? find_held_lock+0x36/0x1c0
[  239.794498]  ? lock_acquire+0x1ed/0x520
[  239.798479]  ? bpf_test_run+0x32e/0x5a0
[  239.802461]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.808008]  ? check_preemption_disabled+0x48/0x200
[  239.813037]  ? kasan_check_read+0x11/0x20
[  239.817190]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  239.822478]  ? rcu_bh_qs+0xc0/0xc0
[  239.826025]  ? preempt_schedule+0x4d/0x60
[  239.830625]  ? ___preempt_schedule+0x16/0x18
[  239.835050]  ? bpf_test_run+0x1c0/0x5a0
[  239.839037]  ? netlink_diag_dump+0x2a0/0x2a0
[  239.843454]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.849010]  ? bpf_test_init.isra.9+0x70/0x100
[  239.853604]  ? bpf_prog_test_run_skb+0x634/0xb40
[  239.858372]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  239.863217]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  239.868773]  ? fput+0x130/0x1a0
[  239.872059]  ? __bpf_prog_get+0x9b/0x290
[  239.876126]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  239.880976]  ? bpf_prog_test_run+0x130/0x1a0
[  239.885396]  ? __x64_sys_bpf+0x3d8/0x510
[  239.889460]  ? bpf_prog_get+0x20/0x20
[  239.893282]  ? ksys_ioctl+0x81/0xd0
[  239.896926]  ? do_syscall_64+0x1b9/0x820
[  239.901003]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  239.906380]  ? syscall_return_slowpath+0x5e0/0x5e0
[  239.911315]  ? trace_hardirqs_off+0x300/0x300
[  239.915815]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  239.920832]  ? recalc_sigpending_tsk+0x180/0x180
[  239.925596]  ? kasan_check_write+0x14/0x20
[  239.929840]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  239.934700]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  239.940103] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  239.940189] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  239.947033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  239.947039] Call Trace:
[  239.947047]  <IRQ>
[  239.947066]  dump_stack+0x1c4/0x2b4
[  239.947084]  ? dump_stack_print_info.cold.2+0x52/0x52
[  239.953626] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  239.963475]  warn_alloc.cold.118+0xb7/0x1bd
[  239.966028] syz-executor0 cpuset=
[  239.968177]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  239.971775] syz0
[  239.976970]  ? lock_downgrade+0x900/0x900
[  239.987431]  mems_allowed=0
[  239.991759]  ? trace_hardirqs_off+0xb8/0x300
[  240.013429]  ? trace_hardirqs_off+0xb8/0x300
[  240.017863]  __alloc_pages_slowpath+0x2667/0x2d80
[  240.022742]  ? warn_alloc+0x120/0x120
[  240.026562]  ? trace_hardirqs_on+0x310/0x310
[  240.030984]  ? warn_alloc+0x120/0x120
[  240.034793]  ? print_usage_bug+0xc0/0xc0
[  240.038860]  ? warn_alloc+0x120/0x120
[  240.042663]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  240.047686]  ? print_usage_bug+0xc0/0xc0
[  240.051760]  ? __lock_acquire+0x7ec/0x4ec0
[  240.056003]  ? __lock_acquire+0x7ec/0x4ec0
[  240.060247]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.065807]  ? should_fail+0x22d/0xd01
[  240.069708]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  240.074820]  ? __lock_acquire+0x7ec/0x4ec0
[  240.079071]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  240.084183]  ? __lock_acquire+0x7ec/0x4ec0
[  240.088427]  ? should_fail+0x22d/0xd01
[  240.092327]  ? print_usage_bug+0xc0/0xc0
[  240.096408]  ? mark_held_locks+0x130/0x130
[  240.100660]  ? mark_held_locks+0x130/0x130
[  240.104918]  ? graph_lock+0x170/0x170
[  240.108737]  ? print_usage_bug+0xc0/0xc0
[  240.112809]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  240.117574]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.123114]  ? check_preemption_disabled+0x48/0x200
[  240.128129]  ? check_preemption_disabled+0x48/0x200
[  240.133165]  ? __lock_is_held+0xb5/0x140
[  240.137242]  __alloc_pages_nodemask+0xa80/0xde0
[  240.141913]  ? graph_lock+0x170/0x170
[  240.145723]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  240.150751]  ? graph_lock+0x170/0x170
[  240.154570]  ? find_held_lock+0x36/0x1c0
[  240.158648]  ? ____cache_alloc_node+0x1c7/0x1e0
[  240.163323]  ? lock_downgrade+0x900/0x900
[  240.167495]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.173054]  cache_grow_begin+0x91/0x8c0
[  240.177129]  ? do_raw_spin_unlock+0xa7/0x2f0
[  240.181559]  fallback_alloc+0x203/0x2e0
[  240.185564]  ____cache_alloc_node+0x1c7/0x1e0
[  240.190076]  kmem_cache_alloc_node+0xe3/0x730
[  240.194580]  ? ipv6_get_ifaddr+0x42e/0x620
[  240.198837]  __alloc_skb+0x119/0x770
[  240.202562]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  240.207848]  ? skb_scrub_packet+0x490/0x490
[  240.212178]  ? lock_downgrade+0x900/0x900
[  240.216340]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.221881]  ? refcount_sub_and_test_checked+0x203/0x310
[  240.227341]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  240.232799]  ? addrconf_rs_timer+0x6f0/0x6f0
[  240.237229]  ndisc_alloc_skb+0x144/0x340
[  240.241303]  ndisc_send_rs+0x331/0x6e0
[  240.245199]  addrconf_rs_timer+0x3c0/0x6f0
[  240.249445]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.253699]  call_timer_fn+0x272/0x920
[  240.257593]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.261851]  ? process_timeout+0x40/0x40
[  240.265919]  ? find_held_lock+0x36/0x1c0
[  240.270002]  ? mark_held_locks+0xc7/0x130
[  240.274156]  ? _raw_spin_unlock_irq+0x27/0x80
[  240.278651]  ? _raw_spin_unlock_irq+0x27/0x80
[  240.283152]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.287391]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  240.291984]  ? trace_hardirqs_on+0xbd/0x310
[  240.296310]  ? kasan_check_read+0x11/0x20
[  240.300474]  ? __run_timers+0x7da/0xc70
[  240.304463]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  240.309934]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.314205]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.318451]  __run_timers+0x7e5/0xc70
[  240.322273]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  240.327650]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  240.332682]  ? graph_lock+0x170/0x170
[  240.336521]  ? print_usage_bug+0xc0/0xc0
[  240.340592]  ? lock_release+0x970/0x970
[  240.344574]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  240.349782]  ? find_held_lock+0x36/0x1c0
[  240.353856]  ? graph_lock+0x170/0x170
[  240.357664]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.363216]  ? check_preemption_disabled+0x48/0x200
[  240.368252]  ? __lock_is_held+0xb5/0x140
[  240.372319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.377870]  ? check_preemption_disabled+0x48/0x200
[  240.382906]  run_timer_softirq+0x52/0xb0
[  240.386980]  ? rcu_read_lock_sched_held+0x108/0x120
[  240.392012]  __do_softirq+0x30b/0xad8
[  240.395833]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  240.400954]  ? pvclock_read_flags+0x160/0x160
[  240.405465]  ? lapic_next_event+0x5a/0x90
[  240.409618]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.415161]  ? check_preemption_disabled+0x48/0x200
[  240.420182]  ? check_preemption_disabled+0x48/0x200
[  240.425211]  ? kvm_clock_read+0x18/0x30
[  240.429187]  ? kvm_sched_clock_read+0x9/0x20
[  240.433598]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.439138]  ? check_preemption_disabled+0x48/0x200
[  240.444173]  irq_exit+0x17f/0x1c0
[  240.447637]  smp_apic_timer_interrupt+0x1cb/0x760
[  240.452489]  ? smp_call_function_single_interrupt+0x650/0x650
[  240.458375]  ? interrupt_entry+0xb5/0xf0
[  240.462442]  ? trace_hardirqs_off_caller+0xbb/0x300
[  240.467460]  ? trace_hardirqs_off_caller+0xbb/0x300
[  240.472479]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  240.477327]  ? trace_hardirqs_off+0x300/0x300
[  240.481822]  ? trace_hardirqs_off+0x300/0x300
[  240.486323]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.491860]  ? check_preemption_disabled+0x48/0x200
[  240.496879]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.502427]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  240.507286]  apic_timer_interrupt+0xf/0x20
[  240.511514]  </IRQ>
[  240.513767] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  240.519136] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  240.538048] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  240.545768] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  240.553040] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  240.560312] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  240.567585] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  240.574854] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  240.582156]  ? page_evictable+0x35d/0x540
[  240.586328]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  240.591869]  page_evictable+0x36b/0x540
[  240.595852]  ? kswapd_stop+0x100/0x100
[  240.599755]  ? ___might_sleep+0x1ed/0x300
[  240.603905]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  240.609384]  ? arch_local_save_flags+0x40/0x40
[  240.613985]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.619529]  ? check_preemption_disabled+0x48/0x200
[  240.624559]  shrink_active_list+0x845/0x1c20
[  240.628982]  ? free_unref_page_list+0xc0f/0x11e0
[  240.633773]  ? shrink_inactive_list+0x1c60/0x1c60
[  240.638635]  ? graph_lock+0x170/0x170
[  240.642446]  ? __page_frag_cache_drain+0x200/0x200
[  240.647384]  ? print_usage_bug+0xc0/0xc0
[  240.651473]  ? find_held_lock+0x36/0x1c0
[  240.655539]  ? graph_lock+0x170/0x170
[  240.659346]  ? mark_held_locks+0xc7/0x130
[  240.663500]  ? check_preemption_disabled+0x48/0x200
[  240.668518]  ? check_preemption_disabled+0x48/0x200
[  240.673547]  ? graph_lock+0x170/0x170
[  240.677354]  ? __lock_is_held+0xb5/0x140
[  240.681424]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.686970]  ? check_preemption_disabled+0x48/0x200
[  240.692010]  ? __lock_is_held+0xb5/0x140
[  240.696092]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  240.701117]  ? inactive_list_is_low+0x305/0x880
[  240.705801]  ? lruvec_lru_size+0x450/0x450
[  240.710038]  ? kasan_check_read+0x11/0x20
[  240.714203]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  240.719151]  shrink_node_memcg+0x803/0x18e0
[  240.723495]  ? shrink_active_list+0x1c20/0x1c20
[  240.728180]  ? lockdep_hardirqs_on+0x421/0x5c0
[  240.732772]  ? trace_hardirqs_on+0xbd/0x310
[  240.737107]  ? vmpressure+0x294/0x310
[  240.740917]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  240.746401]  shrink_node+0x3bc/0x16b0
[  240.750214]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  240.755530]  ? shrink_node_memcg+0x18e0/0x18e0
[  240.760117]  ? lockdep_hardirqs_on+0x421/0x5c0
[  240.764707]  ? trace_hardirqs_on+0xbd/0x310
[  240.769039]  ? vmpressure+0x294/0x310
[  240.772851]  ? do_raw_spin_unlock+0xa7/0x2f0
[  240.777276]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  240.781883]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  240.787434]  ? __cpuset_node_allowed+0x19b/0x660
[  240.792204]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  240.797920]  ? vmpressure+0x1c9/0x310
[  240.801735]  do_try_to_free_pages+0x3e7/0x1290
[  240.806350]  ? shrink_node+0x16b0/0x16b0
[  240.810420]  ? __lock_is_held+0xb5/0x140
[  240.814500]  try_to_free_pages+0x4d0/0xb90
[  240.818752]  ? do_try_to_free_pages+0x1290/0x1290
[  240.823601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.829155]  ? lock_acquire+0x1ed/0x520
[  240.833138]  ? set_page_refcounted+0x280/0x280
[  240.837730]  ? lock_release+0x970/0x970
[  240.841720]  ? ___might_sleep+0x1ed/0x300
[  240.845884]  ? arch_local_save_flags+0x40/0x40
[  240.850479]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  240.855509]  ? __radix_tree_lookup+0x358/0x4c0
[  240.860114]  __alloc_pages_slowpath+0x993/0x2d80
[  240.864900]  ? kasan_check_read+0x11/0x20
[  240.869058]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  240.874341]  ? warn_alloc+0x120/0x120
[  240.878147]  ? __radix_tree_lookup+0x4c0/0x4c0
[  240.882754]  ? find_get_entry+0x2f2/0xc40
[  240.886915]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.892475]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  240.897407]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.902951]  ? should_fail+0x22d/0xd01
[  240.906856]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  240.911972]  ? __lock_is_held+0xb5/0x140
[  240.916040]  ? graph_lock+0x170/0x170
[  240.919849]  ? graph_lock+0x170/0x170
[  240.923670]  ? __lock_is_held+0xb5/0x140
[  240.927741]  ? __lock_acquire+0x7ec/0x4ec0
[  240.931997]  ? ___might_sleep+0x1ed/0x300
[  240.936150]  ? lock_release+0x970/0x970
[  240.940136]  ? arch_local_save_flags+0x40/0x40
[  240.944738]  ? __might_sleep+0x95/0x190
[  240.948737]  __alloc_pages_nodemask+0xa80/0xde0
[  240.953435]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  240.958460]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  240.964260]  ? kasan_check_read+0x11/0x20
[  240.968418]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  240.973702]  ? graph_lock+0x170/0x170
[  240.977506]  ? print_usage_bug+0xc0/0xc0
[  240.981575]  ? graph_lock+0x170/0x170
[  240.985376]  ? graph_lock+0x170/0x170
[  240.989179]  ? __do_page_cache_readahead+0x7ce/0x980
[  240.994293]  ? find_held_lock+0x36/0x1c0
[  240.998364]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  241.003912]  alloc_pages_current+0x10c/0x210
[  241.008342]  ? lock_downgrade+0x900/0x900
[  241.012519]  __page_cache_alloc+0x38f/0x5b0
[  241.016852]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  241.022648]  ? kasan_check_read+0x11/0x20
[  241.026799]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  241.032084]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  241.036765]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.042313]  ? check_preemption_disabled+0x48/0x200
[  241.047344]  filemap_fault+0x1594/0x25f0
[  241.051426]  ? __lock_page_or_retry+0xa00/0xa00
[  241.056097]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  241.061893]  ? kasan_check_read+0x11/0x20
[  241.066046]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  241.071328]  ? rcu_bh_qs+0xc0/0xc0
[  241.074875]  ? print_usage_bug+0xc0/0xc0
[  241.078944]  ? filemap_map_pages+0xdea/0x1980
[  241.083456]  ? print_usage_bug+0xc0/0xc0
[  241.087527]  ? find_get_pages_range_tag+0x1320/0x1320
[  241.092722]  ? print_usage_bug+0xc0/0xc0
[  241.096787]  ? __lock_acquire+0x7ec/0x4ec0
[  241.101030]  ? graph_lock+0x170/0x170
[  241.104840]  ? __sigqueue_free.part.27+0x7d/0xa0
[  241.109606]  ? __lock_acquire+0x7ec/0x4ec0
[  241.113872]  ? lock_acquire+0x1ed/0x520
[  241.117849]  ? ext4_filemap_fault+0x7a/0xad
[  241.122180]  ? lock_release+0x970/0x970
[  241.126158]  ? arch_local_save_flags+0x40/0x40
[  241.130744]  ? mark_held_locks+0x130/0x130
[  241.135010]  ? down_read+0xb0/0x1d0
[  241.138638]  ? ext4_filemap_fault+0x7a/0xad
[  241.142960]  ? __down_interruptible+0x700/0x700
[  241.147640]  ? graph_lock+0x170/0x170
[  241.151446]  ? __sigqueue_free.part.27+0x7d/0xa0
[  241.156216]  ext4_filemap_fault+0x82/0xad
[  241.160372]  __do_fault+0x100/0x6b0
[  241.164004]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  241.169287]  ? print_bad_pte+0x6c0/0x6c0
[  241.173356]  ? pmd_val+0x88/0x100
[  241.176821]  ? add_mm_counter_fast+0xd0/0xd0
[  241.181230]  ? pmd_val+0x88/0x100
[  241.184686]  ? add_mm_counter_fast+0xd0/0xd0
[  241.189106]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.194650]  __handle_mm_fault+0x3709/0x53e0
[  241.199071]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  241.203915]  ? graph_lock+0x170/0x170
[  241.207721]  ? print_usage_bug+0xc0/0xc0
[  241.211794]  ? graph_lock+0x170/0x170
[  241.215594]  ? graph_lock+0x170/0x170
[  241.219416]  ? handle_mm_fault+0x42a/0xc70
[  241.223654]  ? lock_downgrade+0x900/0x900
[  241.227805]  ? check_preemption_disabled+0x48/0x200
[  241.232833]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  241.238629]  ? kasan_check_read+0x11/0x20
[  241.242784]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  241.248061]  ? rcu_bh_qs+0xc0/0xc0
[  241.251605]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  241.257058]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.262596]  ? check_preemption_disabled+0x48/0x200
[  241.267627]  handle_mm_fault+0x54f/0xc70
[  241.271698]  ? __handle_mm_fault+0x53e0/0x53e0
[  241.276288]  ? find_vma+0x34/0x190
[  241.279837]  __do_page_fault+0x67d/0xed0
[  241.283907]  ? mm_fault_error+0x380/0x380
[  241.288061]  ? syscall_slow_exit_work+0x520/0x520
[  241.292939]  do_page_fault+0xf2/0x7e0
[  241.296758]  ? vmalloc_sync_all+0x30/0x30
[  241.300915]  ? error_entry+0x70/0xd0
[  241.304636]  ? trace_hardirqs_off_caller+0xbb/0x300
[  241.309650]  ? trace_hardirqs_on_caller+0xc0/0x300
[  241.314582]  ? syscall_return_slowpath+0x5e0/0x5e0
[  241.319517]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  241.324362]  ? trace_hardirqs_off+0x300/0x300
[  241.328857]  ? trace_hardirqs_off_caller+0x300/0x300
[  241.333980]  ? prepare_exit_to_usermode+0x291/0x3b0
[  241.339025]  ? page_fault+0x8/0x30
[  241.342602]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  241.347447]  ? page_fault+0x8/0x30
[  241.351003]  page_fault+0x1e/0x30
[  241.354457] RIP: 0033:0x45db60
[  241.357660] Code: Bad RIP value.
[  241.361027] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  241.366396] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  241.373668] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  241.380940] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  241.388219] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  241.395488] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  241.402785] warn_alloc_show_mem: 1 callbacks suppressed
[  241.402797] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  241.402799] Mem-Info:
[  241.402831] active_anon:41015 inactive_anon:371 isolated_anon:0
[  241.402831]  active_file:15 inactive_file:16 isolated_file:2
[  241.402831]  unevictable:0 dirty:0 writeback:0 unstable:0
[  241.402831]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  241.402831]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  241.402831]  free:13788 free_pcp:262 free_cma:0
[  241.408170] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  241.415361] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  241.417764] Call Trace:
[  241.450649] Node 0 
[  241.460005]  <IRQ>
[  241.487694] 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
[  241.490264]  dump_stack+0x1c4/0x2b4
[  241.492463] lowmem_reserve[]:
[  241.494610]  ? dump_stack_print_info.cold.2+0x52/0x52
[  241.520103]  0
[  241.523746]  warn_alloc.cold.118+0xb7/0x1bd
[  241.526812]  2815
[  241.532013]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  241.533790]  6318
[  241.538108]  ? lock_downgrade+0x900/0x900
[  241.540144]  6318
[  241.544990]  ? trace_hardirqs_off+0xb8/0x300
[  241.551167]  ? trace_hardirqs_off+0xb8/0x300
[  241.553202] Node 0 
[  241.557610]  __alloc_pages_slowpath+0x2667/0x2d80
[  241.562022] DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  241.564266]  ? warn_alloc+0x120/0x120
[  241.569050] lowmem_reserve[]:
[  241.596054]  ? warn_alloc+0x120/0x120
[  241.599842]  0
[  241.602949]  ? print_usage_bug+0xc0/0xc0
[  241.606732]  0
[  241.608530]  ? warn_alloc+0x120/0x120
[  241.612563]  3503
[  241.614362]  ? print_usage_bug+0xc0/0xc0
[  241.618131]  3503
[  241.620200]  ? __lock_acquire+0x7ec/0x4ec0
[  241.624246] Node 0 
[  241.626322]  ? __lock_acquire+0x7ec/0x4ec0
[  241.630548] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  241.632784]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.636996] lowmem_reserve[]:
[  241.665395]  ? should_fail+0x22d/0xd01
[  241.670912]  0
[  241.674027]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  241.677879]  0
[  241.679677]  ? __lock_acquire+0x7ec/0x4ec0
[  241.684767]  0
[  241.686581]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  241.690776]  0
[  241.692573]  ? __lock_acquire+0x7ec/0x4ec0
[  241.699465]  ? should_fail+0x22d/0xd01
[  241.703673] Node 0 DMA: 
[  241.707573]  ? mark_held_locks+0x130/0x130
[  241.707577] 1*4kB (U) 
[  241.710260]  ? mark_held_locks+0x130/0x130
[  241.714468] 0*8kB 
[  241.716960]  ? graph_lock+0x170/0x170
[  241.721182] 0*16kB 
[  241.723332]  ? graph_lock+0x170/0x170
[  241.727104] 1*32kB 
[  241.729336]  ? graph_lock+0x170/0x170
[  241.733114] (U) 
[  241.735351]  ? print_usage_bug+0xc0/0xc0
[  241.739126] 2*64kB 
[  241.741097]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.745129] (U) 
[  241.747362]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.752874] 1*128kB 
[  241.754845]  ? check_preemption_disabled+0x48/0x200
[  241.760353] (U) 
[  241.762672]  ? check_preemption_disabled+0x48/0x200
[  241.767667] 1*256kB 
[  241.769646]  ? __lock_is_held+0xb5/0x140
[  241.774629] (U) 
[  241.776949]  __alloc_pages_nodemask+0xa80/0xde0
[  241.780988] 0*512kB 
[  241.782960]  ? graph_lock+0x170/0x170
[  241.787609] 1*1024kB 
[  241.789925]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  241.793701] (U) 
[  241.796109]  ? graph_lock+0x170/0x170
[  241.801105] 1*2048kB 
[  241.803081]  ? find_held_lock+0x36/0x1c0
[  241.806849] (M) 
[  241.809266]  ? ____cache_alloc_node+0x1c7/0x1e0
[  241.813292] 3*4096kB 
[  241.815265]  ? lock_downgrade+0x900/0x900
[  241.819905] (M) 
[  241.822327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.826441] = 15908kB
[  241.828412]  cache_grow_begin+0x91/0x8c0
[  241.834147] Node 0 
[  241.836555]  ? do_raw_spin_unlock+0xa7/0x2f0
[  241.840588] DMA32: 
[  241.842824]  fallback_alloc+0x203/0x2e0
[  241.847207] 3*4kB 
[  241.849442]  ____cache_alloc_node+0x1c7/0x1e0
[  241.853391] (M) 
[  241.855538]  kmem_cache_alloc_node+0xe3/0x730
[  241.860012] 2*8kB 
[  241.861992]  ? ipv6_get_ifaddr+0x42e/0x620
[  241.866461] (M) 
[  241.868616]  __alloc_skb+0x119/0x770
[  241.872821] 1*16kB 
[  241.874798]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  241.878479] (M) 
[  241.880709]  ? skb_scrub_packet+0x490/0x490
[  241.885959] 1*32kB 
[  241.887938]  ? lock_downgrade+0x900/0x900
[  241.892234] (M) 
[  241.894480]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.898591] 3*64kB (UM) 
[  241.900571]  ? refcount_sub_and_test_checked+0x203/0x310
[  241.906084] 3*128kB 
[  241.908749]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  241.914178] (M) 
[  241.916497]  ? addrconf_rs_timer+0x6f0/0x6f0
[  241.921922] 2*256kB 
[  241.923901]  ndisc_alloc_skb+0x144/0x340
[  241.928275] (M) 
[  241.930599]  ndisc_send_rs+0x331/0x6e0
[  241.934631] 3*512kB 
[  241.936603]  addrconf_rs_timer+0x3c0/0x6f0
[  241.940465] (M) 
[  241.942783]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.946987] 4*1024kB (UM) 
[  241.948983]  call_timer_fn+0x272/0x920
[  241.953175] 3*2048kB (UM) 
[  241.956023]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.959887] 3*4096kB 
[  241.962953]  ? process_timeout+0x40/0x40
[  241.967174] (M) 
[  241.969578]  ? find_held_lock+0x36/0x1c0
[  241.973616] = 25228kB
[  241.975589]  ? __run_timers+0x7da/0xc70
[  241.979623] Node 0 
[  241.982030]  ? _raw_spin_unlock_irq+0x27/0x80
[  241.985980] Normal: 
[  241.988210]  ? _raw_spin_unlock_irq+0x27/0x80
[  241.992678] 866*4kB 
[  241.995005]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.999472] (ME) 
[  242.001795]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  242.006004] 469*8kB 
[  242.008064]  ? trace_hardirqs_on+0xbd/0x310
[  242.012617] (UME) 
[  242.014934]  ? kasan_check_read+0x11/0x20
[  242.019233] 197*16kB 
[  242.021385]  ? __run_timers+0x7da/0xc70
[  242.025503] (UME) 
[  242.028071]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  242.032018] 59*32kB 
[  242.034171]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.039590] (UME) 
[  242.041920]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.046126] 18*64kB 
[  242.048285]  __run_timers+0x7e5/0xc70
[  242.052486] (ME) 
[  242.054815]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  242.058584] 3*128kB 
[  242.060647]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  242.065991] (M) 
[  242.068320]  ? graph_lock+0x170/0x170
[  242.073316] 1*256kB 
[  242.075296]  ? enqueue_hrtimer+0x1a5/0x560
[  242.079066] (U) 
[  242.081387]  ? lock_release+0x970/0x970
[  242.085596] 0*512kB 
[  242.087563]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  242.091514] 0*1024kB 
[  242.093835]  ? find_held_lock+0x36/0x1c0
[  242.098994] 0*2048kB 
[  242.101399]  ? graph_lock+0x170/0x170
[  242.105433] 0*4096kB = 14048kB
[  242.107849]  ? pvclock_read_flags+0x160/0x160
[  242.111630] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  242.114818]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.119286] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  242.128108]  ? check_preemption_disabled+0x48/0x200
[  242.133624] 412 total pagecache pages
[  242.142198]  ? __lock_is_held+0xb5/0x140
[  242.147185] 0 pages in swap cache
[  242.150979]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.155018] Swap cache stats: add 0, delete 0, find 0/0
[  242.158461]  ? check_preemption_disabled+0x48/0x200
[  242.163981] Free swap  = 0kB
[  242.169343]  run_timer_softirq+0x52/0xb0
[  242.174329] Total swap = 0kB
[  242.177345]  ? rcu_read_lock_sched_held+0x108/0x120
[  242.181382] 1965979 pages RAM
[  242.184400]  __do_softirq+0x30b/0xad8
[  242.189385] 0 pages HighMem/MovableOnly
[  242.192494]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  242.196261] 343323 pages reserved
[  242.196270] 0 pages cma reserved
[  242.200239]  ? pvclock_read_flags+0x160/0x160
[  242.205440] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  242.208761]  ? lapic_next_event+0x5a/0x90
[  242.208778]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.208792]  ? check_preemption_disabled+0x48/0x200
[  242.208808]  ? check_preemption_disabled+0x48/0x200
[  242.212226] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  242.216648]  ? kvm_clock_read+0x18/0x30
[  242.223115] syz-fuzzer cpuset=
[  242.227264]  ? kvm_sched_clock_read+0x9/0x20
[  242.232774] /
[  242.237785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.242776]  mems_allowed=0
[  242.252999]  ? check_preemption_disabled+0x48/0x200
[  242.279677]  irq_exit+0x17f/0x1c0
[  242.283138]  smp_apic_timer_interrupt+0x1cb/0x760
[  242.287988]  ? smp_reschedule_interrupt+0x109/0x650
[  242.293015]  ? smp_call_function_single_interrupt+0x650/0x650
[  242.298901]  ? interrupt_entry+0xb5/0xf0
[  242.302977]  ? trace_hardirqs_off_caller+0xbb/0x300
[  242.308003]  ? trace_hardirqs_off_caller+0xbb/0x300
[  242.313025]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  242.317870]  ? trace_hardirqs_off+0x300/0x300
[  242.322363]  ? trace_hardirqs_off+0x300/0x300
[  242.326862]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.332404]  ? check_preemption_disabled+0x48/0x200
[  242.337420]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.342978]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  242.347836]  apic_timer_interrupt+0xf/0x20
[  242.352067]  </IRQ>
[  242.354311] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  242.359242] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  242.378155] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  242.385880] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  242.393159] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  242.400434] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  242.407703] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  242.414981] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  242.422306]  skb_clone+0x1bb/0x500
[  242.425853]  ? skb_split+0x11e0/0x11e0
[  242.429753]  ? dev_forward_skb+0x4c/0x60
[  242.433826]  ? __bpf_redirect+0x54b/0xb20
[  242.437989]  ? __switch_to_asm+0x34/0x70
[  242.442066]  bpf_clone_redirect+0xb9/0x490
[  242.446317]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  242.451339]  ? __sched_text_start+0x8/0x8
[  242.455496]  ? lockdep_hardirqs_on+0x421/0x5c0
[  242.460085]  ? retint_kernel+0x2d/0x2d
[  242.463988]  ? trace_hardirqs_on_caller+0xc0/0x300
[  242.468929]  ? find_held_lock+0x36/0x1c0
[  242.473007]  ? lock_acquire+0x1ed/0x520
[  242.476989]  ? bpf_test_run+0x32e/0x5a0
[  242.480974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.486514]  ? check_preemption_disabled+0x48/0x200
[  242.491539]  ? kasan_check_read+0x11/0x20
[  242.495702]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  242.500989]  ? rcu_bh_qs+0xc0/0xc0
[  242.504534]  ? preempt_schedule+0x4d/0x60
[  242.508688]  ? ___preempt_schedule+0x16/0x18
[  242.513106]  ? bpf_test_run+0x1c0/0x5a0
[  242.517093]  ? netlink_diag_dump+0x2a0/0x2a0
[  242.521506]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.527041]  ? bpf_test_init.isra.9+0x70/0x100
[  242.531631]  ? bpf_prog_test_run_skb+0x634/0xb40
[  242.536398]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  242.541242]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  242.546788]  ? fput+0x130/0x1a0
[  242.550071]  ? __bpf_prog_get+0x9b/0x290
[  242.554134]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  242.558985]  ? bpf_prog_test_run+0x130/0x1a0
[  242.563409]  ? __x64_sys_bpf+0x3d8/0x510
[  242.567477]  ? bpf_prog_get+0x20/0x20
[  242.571293]  ? ksys_ioctl+0x81/0xd0
[  242.574939]  ? do_syscall_64+0x1b9/0x820
[  242.579012]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  242.584380]  ? syscall_return_slowpath+0x5e0/0x5e0
[  242.589318]  ? trace_hardirqs_off+0x300/0x300
[  242.593818]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  242.598837]  ? recalc_sigpending_tsk+0x180/0x180
[  242.603596]  ? kasan_check_write+0x14/0x20
[  242.607842]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  242.612701]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  242.618083] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  242.618179] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  242.625009] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  242.625018] Call Trace:
[  242.631591] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  242.640838]  <IRQ>
[  242.643407] syz-executor0 cpuset=
[  242.653892]  dump_stack+0x1c4/0x2b4
[  242.656012] syz0
[  242.659462]  ? dump_stack_print_info.cold.2+0x52/0x52
[  242.663066]  mems_allowed=0
[  242.665046]  warn_alloc.cold.118+0xb7/0x1bd
[  242.677439]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  242.682287]  ? lock_downgrade+0x900/0x900
[  242.686449]  ? trace_hardirqs_off+0xb8/0x300
[  242.690869]  ? trace_hardirqs_off+0xb8/0x300
[  242.695300]  __alloc_pages_slowpath+0x2667/0x2d80
[  242.700182]  ? warn_alloc+0x120/0x120
[  242.704000]  ? warn_alloc+0x120/0x120
[  242.707807]  ? print_usage_bug+0xc0/0xc0
[  242.711869]  ? warn_alloc+0x120/0x120
[  242.715675]  ? print_usage_bug+0xc0/0xc0
[  242.719742]  ? __lock_acquire+0x7ec/0x4ec0
[  242.723990]  ? __lock_acquire+0x7ec/0x4ec0
[  242.728230]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.733776]  ? should_fail+0x22d/0xd01
[  242.737672]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  242.742785]  ? __lock_acquire+0x7ec/0x4ec0
[  242.747027]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  242.752131]  ? __lock_acquire+0x7ec/0x4ec0
[  242.756366]  ? should_fail+0x22d/0xd01
[  242.760355]  ? mark_held_locks+0x130/0x130
[  242.764595]  ? mark_held_locks+0x130/0x130
[  242.768832]  ? graph_lock+0x170/0x170
[  242.772641]  ? graph_lock+0x170/0x170
[  242.776449]  ? graph_lock+0x170/0x170
[  242.780250]  ? print_usage_bug+0xc0/0xc0
[  242.784316]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.789860]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.795400]  ? check_preemption_disabled+0x48/0x200
[  242.800419]  ? check_preemption_disabled+0x48/0x200
[  242.805448]  ? __lock_is_held+0xb5/0x140
[  242.809521]  __alloc_pages_nodemask+0xa80/0xde0
[  242.814197]  ? graph_lock+0x170/0x170
[  242.818009]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  242.823028]  ? graph_lock+0x170/0x170
[  242.826841]  ? find_held_lock+0x36/0x1c0
[  242.830925]  ? ____cache_alloc_node+0x1c7/0x1e0
[  242.835601]  ? lock_downgrade+0x900/0x900
[  242.839768]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.845324]  cache_grow_begin+0x91/0x8c0
[  242.849398]  ? do_raw_spin_unlock+0xa7/0x2f0
[  242.853816]  fallback_alloc+0x203/0x2e0
[  242.857799]  ____cache_alloc_node+0x1c7/0x1e0
[  242.862307]  kmem_cache_alloc_node+0xe3/0x730
[  242.866814]  ? ipv6_get_ifaddr+0x42e/0x620
[  242.871062]  __alloc_skb+0x119/0x770
[  242.874787]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  242.880076]  ? skb_scrub_packet+0x490/0x490
[  242.884408]  ? lock_downgrade+0x900/0x900
[  242.888570]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.894131]  ? refcount_sub_and_test_checked+0x203/0x310
[  242.899591]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  242.905059]  ? addrconf_rs_timer+0x6f0/0x6f0
[  242.909493]  ndisc_alloc_skb+0x144/0x340
[  242.913578]  ndisc_send_rs+0x331/0x6e0
[  242.917482]  addrconf_rs_timer+0x3c0/0x6f0
[  242.921764]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.926043]  call_timer_fn+0x272/0x920
[  242.929943]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.934190]  ? process_timeout+0x40/0x40
[  242.938256]  ? find_held_lock+0x36/0x1c0
[  242.942364]  ? mark_held_locks+0xc7/0x130
[  242.946524]  ? _raw_spin_unlock_irq+0x27/0x80
[  242.951028]  ? _raw_spin_unlock_irq+0x27/0x80
[  242.955543]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.959788]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  242.964895]  ? trace_hardirqs_on+0xbd/0x310
[  242.969226]  ? kasan_check_read+0x11/0x20
[  242.973384]  ? __run_timers+0x7da/0xc70
[  242.977370]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  242.982840]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.987090]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.991342]  __run_timers+0x7e5/0xc70
[  242.995175]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  243.000550]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  243.005573]  ? graph_lock+0x170/0x170
[  243.009383]  ? print_usage_bug+0xc0/0xc0
[  243.013447]  ? lock_release+0x970/0x970
[  243.017426]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  243.022630]  ? find_held_lock+0x36/0x1c0
[  243.026702]  ? graph_lock+0x170/0x170
[  243.030513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.036052]  ? check_preemption_disabled+0x48/0x200
[  243.041086]  ? __lock_is_held+0xb5/0x140
[  243.045155]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.050695]  ? check_preemption_disabled+0x48/0x200
[  243.055725]  run_timer_softirq+0x52/0xb0
[  243.059795]  ? rcu_read_lock_sched_held+0x108/0x120
[  243.064818]  __do_softirq+0x30b/0xad8
[  243.068636]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  243.073762]  ? pvclock_read_flags+0x160/0x160
[  243.078262]  ? lapic_next_event+0x5a/0x90
[  243.082416]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.087953]  ? check_preemption_disabled+0x48/0x200
[  243.092987]  ? check_preemption_disabled+0x48/0x200
[  243.098020]  ? kvm_clock_read+0x18/0x30
[  243.102004]  ? kvm_sched_clock_read+0x9/0x20
[  243.106422]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.111960]  ? check_preemption_disabled+0x48/0x200
[  243.117007]  irq_exit+0x17f/0x1c0
[  243.120472]  smp_apic_timer_interrupt+0x1cb/0x760
[  243.125325]  ? smp_call_function_single_interrupt+0x650/0x650
[  243.131211]  ? interrupt_entry+0xb5/0xf0
[  243.135279]  ? trace_hardirqs_off_caller+0xbb/0x300
[  243.140328]  ? trace_hardirqs_off_caller+0xbb/0x300
[  243.145352]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  243.150196]  ? trace_hardirqs_off+0x300/0x300
[  243.154694]  ? trace_hardirqs_off+0x300/0x300
[  243.159193]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.164732]  ? check_preemption_disabled+0x48/0x200
[  243.169764]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.175315]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  243.180175]  apic_timer_interrupt+0xf/0x20
[  243.184410]  </IRQ>
[  243.186653] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  243.192025] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  243.210947] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  243.218677] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  243.225949] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  243.233228] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  243.240498] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  243.247774] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  243.255090]  ? page_evictable+0x35d/0x540
[  243.259258]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  243.264809]  page_evictable+0x36b/0x540
[  243.268789]  ? kswapd_stop+0x100/0x100
[  243.272685]  ? ___might_sleep+0x1ed/0x300
[  243.276838]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  243.282298]  ? arch_local_save_flags+0x40/0x40
[  243.286886]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.292428]  ? check_preemption_disabled+0x48/0x200
[  243.297461]  shrink_active_list+0x845/0x1c20
[  243.301880]  ? free_unref_page_list+0xc0f/0x11e0
[  243.306666]  ? shrink_inactive_list+0x1c60/0x1c60
[  243.311529]  ? graph_lock+0x170/0x170
[  243.315343]  ? __page_frag_cache_drain+0x200/0x200
[  243.320282]  ? print_usage_bug+0xc0/0xc0
[  243.324362]  ? find_held_lock+0x36/0x1c0
[  243.328434]  ? graph_lock+0x170/0x170
[  243.332239]  ? mark_held_locks+0xc7/0x130
[  243.336397]  ? check_preemption_disabled+0x48/0x200
[  243.341427]  ? check_preemption_disabled+0x48/0x200
[  243.346472]  ? graph_lock+0x170/0x170
[  243.350281]  ? __lock_is_held+0xb5/0x140
[  243.354354]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.359899]  ? check_preemption_disabled+0x48/0x200
[  243.364940]  ? __lock_is_held+0xb5/0x140
[  243.369034]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  243.374072]  ? inactive_list_is_low+0x305/0x880
[  243.378771]  ? lruvec_lru_size+0x450/0x450
[  243.383012]  ? kasan_check_read+0x11/0x20
[  243.387185]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  243.392133]  shrink_node_memcg+0x803/0x18e0
[  243.396485]  ? shrink_active_list+0x1c20/0x1c20
[  243.401173]  ? lockdep_hardirqs_on+0x421/0x5c0
[  243.405768]  ? trace_hardirqs_on+0xbd/0x310
[  243.410098]  ? vmpressure+0x294/0x310
[  243.413901]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  243.419393]  shrink_node+0x3bc/0x16b0
[  243.423202]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  243.428510]  ? shrink_node_memcg+0x18e0/0x18e0
[  243.433109]  ? lockdep_hardirqs_on+0x421/0x5c0
[  243.437708]  ? trace_hardirqs_on+0xbd/0x310
[  243.442053]  ? vmpressure+0x294/0x310
[  243.445869]  ? do_raw_spin_unlock+0xa7/0x2f0
[  243.450285]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  243.454880]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  243.460447]  ? __cpuset_node_allowed+0x19b/0x660
[  243.465213]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  243.470931]  ? vmpressure+0x1c9/0x310
[  243.474761]  do_try_to_free_pages+0x3e7/0x1290
[  243.479368]  ? shrink_node+0x16b0/0x16b0
[  243.483440]  ? __lock_is_held+0xb5/0x140
[  243.487521]  try_to_free_pages+0x4d0/0xb90
[  243.491774]  ? do_try_to_free_pages+0x1290/0x1290
[  243.496625]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.502184]  ? lock_acquire+0x1ed/0x520
[  243.506162]  ? set_page_refcounted+0x280/0x280
[  243.510764]  ? lock_release+0x970/0x970
[  243.514754]  ? ___might_sleep+0x1ed/0x300
[  243.518910]  ? arch_local_save_flags+0x40/0x40
[  243.523505]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  243.528533]  ? __radix_tree_lookup+0x358/0x4c0
[  243.533132]  __alloc_pages_slowpath+0x993/0x2d80
[  243.537925]  ? kasan_check_read+0x11/0x20
[  243.542093]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  243.547389]  ? warn_alloc+0x120/0x120
[  243.551202]  ? __radix_tree_lookup+0x4c0/0x4c0
[  243.555808]  ? find_get_entry+0x2f2/0xc40
[  243.559984]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.565547]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  243.570498]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.576057]  ? should_fail+0x22d/0xd01
[  243.579959]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  243.585086]  ? __lock_is_held+0xb5/0x140
[  243.589149]  ? graph_lock+0x170/0x170
[  243.592955]  ? graph_lock+0x170/0x170
[  243.596792]  ? __lock_is_held+0xb5/0x140
[  243.600865]  ? __lock_acquire+0x7ec/0x4ec0
[  243.605119]  ? ___might_sleep+0x1ed/0x300
[  243.609265]  ? lock_release+0x970/0x970
[  243.613248]  ? arch_local_save_flags+0x40/0x40
[  243.617849]  ? __might_sleep+0x95/0x190
[  243.621833]  __alloc_pages_nodemask+0xa80/0xde0
[  243.626512]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  243.631540]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  243.637338]  ? kasan_check_read+0x11/0x20
[  243.641588]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  243.646873]  ? graph_lock+0x170/0x170
[  243.650680]  ? print_usage_bug+0xc0/0xc0
[  243.654758]  ? graph_lock+0x170/0x170
[  243.658564]  ? graph_lock+0x170/0x170
[  243.662382]  ? __do_page_cache_readahead+0x7ce/0x980
[  243.667499]  ? find_held_lock+0x36/0x1c0
[  243.671569]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  243.677114]  alloc_pages_current+0x10c/0x210
[  243.681526]  ? lock_downgrade+0x900/0x900
[  243.685682]  __page_cache_alloc+0x38f/0x5b0
[  243.690009]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  243.695814]  ? kasan_check_read+0x11/0x20
[  243.700053]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  243.705335]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  243.710008]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.715549]  ? check_preemption_disabled+0x48/0x200
[  243.720579]  filemap_fault+0x1594/0x25f0
[  243.724657]  ? __lock_page_or_retry+0xa00/0xa00
[  243.729335]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  243.735132]  ? kasan_check_read+0x11/0x20
[  243.739284]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  243.744565]  ? rcu_bh_qs+0xc0/0xc0
[  243.748143]  ? print_usage_bug+0xc0/0xc0
[  243.752219]  ? filemap_map_pages+0xdea/0x1980
[  243.756731]  ? print_usage_bug+0xc0/0xc0
[  243.760810]  ? find_get_pages_range_tag+0x1320/0x1320
[  243.766009]  ? print_usage_bug+0xc0/0xc0
[  243.770080]  ? __lock_acquire+0x7ec/0x4ec0
[  243.774338]  ? graph_lock+0x170/0x170
[  243.778160]  ? __sigqueue_free.part.27+0x7d/0xa0
[  243.782985]  ? __lock_acquire+0x7ec/0x4ec0
[  243.787244]  ? lock_acquire+0x1ed/0x520
[  243.791226]  ? ext4_filemap_fault+0x7a/0xad
[  243.795563]  ? lock_release+0x970/0x970
[  243.799552]  ? arch_local_save_flags+0x40/0x40
[  243.804149]  ? mark_held_locks+0x130/0x130
[  243.808407]  ? down_read+0xb0/0x1d0
[  243.812046]  ? ext4_filemap_fault+0x7a/0xad
[  243.816386]  ? __down_interruptible+0x700/0x700
[  243.821084]  ? graph_lock+0x170/0x170
[  243.824999]  ? __sigqueue_free.part.27+0x7d/0xa0
[  243.830045]  ext4_filemap_fault+0x82/0xad
[  243.834207]  __do_fault+0x100/0x6b0
[  243.837842]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  243.843134]  ? print_bad_pte+0x6c0/0x6c0
[  243.847208]  ? pmd_val+0x88/0x100
[  243.850678]  ? add_mm_counter_fast+0xd0/0xd0
[  243.855090]  ? pmd_val+0x88/0x100
[  243.858550]  ? add_mm_counter_fast+0xd0/0xd0
[  243.862978]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.868529]  __handle_mm_fault+0x3709/0x53e0
[  243.872955]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  243.877815]  ? graph_lock+0x170/0x170
[  243.881621]  ? print_usage_bug+0xc0/0xc0
[  243.885710]  ? graph_lock+0x170/0x170
[  243.889514]  ? graph_lock+0x170/0x170
[  243.893340]  ? handle_mm_fault+0x42a/0xc70
[  243.897581]  ? lock_downgrade+0x900/0x900
[  243.901731]  ? check_preemption_disabled+0x48/0x200
[  243.906770]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  243.912572]  ? kasan_check_read+0x11/0x20
[  243.916726]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  243.922014]  ? rcu_bh_qs+0xc0/0xc0
[  243.925557]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  243.931017]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.936556]  ? check_preemption_disabled+0x48/0x200
[  243.941589]  handle_mm_fault+0x54f/0xc70
[  243.945660]  ? __handle_mm_fault+0x53e0/0x53e0
[  243.950251]  ? find_vma+0x34/0x190
[  243.953806]  __do_page_fault+0x67d/0xed0
[  243.957881]  ? mm_fault_error+0x380/0x380
[  243.962579]  ? syscall_slow_exit_work+0x520/0x520
[  243.967432]  do_page_fault+0xf2/0x7e0
[  243.971252]  ? vmalloc_sync_all+0x30/0x30
[  243.975411]  ? error_entry+0x70/0xd0
[  243.979133]  ? trace_hardirqs_off_caller+0xbb/0x300
[  243.984152]  ? trace_hardirqs_on_caller+0xc0/0x300
[  243.989084]  ? syscall_return_slowpath+0x5e0/0x5e0
[  243.994015]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  243.998864]  ? trace_hardirqs_off+0x300/0x300
[  244.003365]  ? trace_hardirqs_off_caller+0x300/0x300
[  244.008481]  ? prepare_exit_to_usermode+0x291/0x3b0
[  244.013505]  ? page_fault+0x8/0x30
[  244.017052]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  244.021902]  ? page_fault+0x8/0x30
[  244.025445]  page_fault+0x1e/0x30
[  244.028903] RIP: 0033:0x45db60
[  244.032107] Code: Bad RIP value.
[  244.035471] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  244.040838] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  244.048112] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  244.055387] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  244.062654] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  244.069928] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  244.077239] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  244.077244] warn_alloc_show_mem: 1 callbacks suppressed
[  244.077259] Mem-Info:
[  244.084446] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  244.089811] active_anon:41015 inactive_anon:371 isolated_anon:0
[  244.089811]  active_file:15 inactive_file:16 isolated_file:2
[  244.089811]  unevictable:0 dirty:0 writeback:0 unstable:0
[  244.089811]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  244.089811]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  244.089811]  free:13788 free_pcp:262 free_cma:0
[  244.092181] Call Trace:
[  244.101569] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  244.134423]  <IRQ>
[  244.136998] Node 0 
[  244.164689]  dump_stack+0x1c4/0x2b4
[  244.166842] 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
[  244.169052]  ? dump_stack_print_info.cold.2+0x52/0x52
[  244.172650] lowmem_reserve[]:
[  244.198174]  warn_alloc.cold.118+0xb7/0x1bd
[  244.203341]  0
[  244.206446]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  244.210734]  2815
[  244.212541]  ? lock_downgrade+0x900/0x900
[  244.217354]  6318
[  244.219431]  ? trace_hardirqs_off+0xb8/0x300
[  244.223544]  6318
[  244.225610]  ? trace_hardirqs_off+0xb8/0x300
[  244.232055]  __alloc_pages_slowpath+0x2667/0x2d80
[  244.236486] Node 0 DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  244.241362]  ? warn_alloc+0x120/0x120
[  244.241381]  ? trace_hardirqs_on+0x310/0x310
[  244.268970] lowmem_reserve[]:
[  244.272780]  ? warn_alloc+0x120/0x120
[  244.277154]  0
[  244.280259]  ? print_usage_bug+0xc0/0xc0
[  244.284028]  0
[  244.285822]  ? warn_alloc+0x120/0x120
[  244.289858]  3503
[  244.291655]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  244.295430]  3503
[  244.297493]  ? print_usage_bug+0xc0/0xc0
[  244.302482] Node 0 
[  244.304541]  ? __lock_acquire+0x7ec/0x4ec0
[  244.308602] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  244.310805]  ? __lock_acquire+0x7ec/0x4ec0
[  244.315015] lowmem_reserve[]:
[  244.343381]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.347586]  0
[  244.350690]  ? should_fail+0x22d/0xd01
[  244.356196]  0
[  244.358005]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  244.361865]  0
[  244.363665]  ? __lock_acquire+0x7ec/0x4ec0
[  244.368742]  0
[  244.370550]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  244.374764] Node 0 
[  244.376563]  ? __lock_acquire+0x7ec/0x4ec0
[  244.381640] DMA: 
[  244.383870]  ? should_fail+0x22d/0xd01
[  244.388078] 1*4kB 
[  244.390128]  ? print_usage_bug+0xc0/0xc0
[  244.390153]  ? mark_held_locks+0x130/0x130
[  244.394010] (U) 
[  244.396157]  ? mark_held_locks+0x130/0x130
[  244.400191] 0*8kB 
[  244.404426]  ? graph_lock+0x170/0x170
[  244.406375] 0*16kB 
[  244.410602]  ? print_usage_bug+0xc0/0xc0
[  244.412731] 1*32kB 
[  244.416521]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  244.416541]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.418761] (U) 
[  244.422817]  ? check_preemption_disabled+0x48/0x200
[  244.425031] 2*64kB 
[  244.429777]  ? check_preemption_disabled+0x48/0x200
[  244.435288] (U) 
[  244.437270]  ? __lock_is_held+0xb5/0x140
[  244.442258] 1*128kB 
[  244.444502]  __alloc_pages_nodemask+0xa80/0xde0
[  244.449488] (U) 
[  244.451458]  ? graph_lock+0x170/0x170
[  244.455492] 1*256kB 
[  244.457814]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  244.462458] (U) 
[  244.464428]  ? graph_lock+0x170/0x170
[  244.468203] 0*512kB 
[  244.470529]  ? find_held_lock+0x36/0x1c0
[  244.475510] 1*1024kB (U) 
[  244.477497]  ? ____cache_alloc_node+0x1c7/0x1e0
[  244.481268] 1*2048kB 
[  244.483589]  ? lock_downgrade+0x900/0x900
[  244.487624] (M) 
[  244.490385]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.495025] 3*4096kB 
[  244.497430]  cache_grow_begin+0x91/0x8c0
[  244.501549] (M) 
[  244.503524]  ? do_raw_spin_unlock+0xa7/0x2f0
[  244.509029] = 15908kB
[  244.511441]  fallback_alloc+0x203/0x2e0
[  244.515470] Node 0 
[  244.517448]  ____cache_alloc_node+0x1c7/0x1e0
[  244.521827] DMA32: 
[  244.524232]  kmem_cache_alloc_node+0xe3/0x730
[  244.528182] 3*4kB 
[  244.530416]  ? ipv6_get_ifaddr+0x42e/0x620
[  244.534883] (M) 
[  244.537121]  __alloc_skb+0x119/0x770
[  244.541582] 2*8kB 
[  244.543734]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  244.547928] (M) 1*16kB 
[  244.549932]  ? skb_scrub_packet+0x490/0x490
[  244.553616] (M) 1*32kB 
[  244.555774]  ? lock_downgrade+0x900/0x900
[  244.561027] (M) 3*64kB 
[  244.563630]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.567921] (UM) 
[  244.570505]  ? refcount_sub_and_test_checked+0x203/0x310
[  244.574630] 3*128kB 
[  244.577216]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  244.582720] (M) 
[  244.584790]  ? addrconf_rs_timer+0x6f0/0x6f0
[  244.590214] 2*256kB (M) 
[  244.592569]  ndisc_alloc_skb+0x144/0x340
[  244.597992] 3*512kB 
[  244.599977]  ndisc_send_rs+0x331/0x6e0
[  244.604355] (M) 
[  244.607028]  addrconf_rs_timer+0x3c0/0x6f0
[  244.611059] 4*1024kB 
[  244.613384]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.617241] (UM) 
[  244.619236]  call_timer_fn+0x272/0x920
[  244.623431] 3*2048kB 
[  244.625842]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.630048] (UM) 
[  244.632110]  ? process_timeout+0x40/0x40
[  244.635973] 3*4096kB 
[  244.638382]  ? find_held_lock+0x36/0x1c0
[  244.642588] (M) 
[  244.644658]  ? __run_timers+0x7da/0xc70
[  244.648684] = 25228kB
[  244.651120]  ? _raw_spin_unlock_irq+0x27/0x80
[  244.655155] Node 0 
[  244.657126]  ? _raw_spin_unlock_irq+0x27/0x80
[  244.661075] Normal: 
[  244.663483]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.667950] 866*4kB 
[  244.670191]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  244.674653] (ME) 469*8kB 
[  244.676989]  ? trace_hardirqs_on+0xbd/0x310
[  244.681196] (UME) 
[  244.683517]  ? kasan_check_read+0x11/0x20
[  244.688076] 197*16kB 
[  244.690832]  ? __run_timers+0x7da/0xc70
[  244.695124] (UME) 
[  244.697275]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  244.701395] 59*32kB 
[  244.703806]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.707753] (UME) 
[  244.709903]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.715323] 18*64kB 
[  244.717642]  __run_timers+0x7e5/0xc70
[  244.721846] (ME) 
[  244.724008]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  244.728205] 3*128kB 
[  244.730527]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  244.734298] (M) 
[  244.736360]  ? graph_lock+0x170/0x170
[  244.741693] 1*256kB (U) 
[  244.744020]  ? enqueue_hrtimer+0x1a5/0x560
[  244.749010] 0*512kB 
[  244.750992]  ? lock_release+0x970/0x970
[  244.754772] 0*1024kB 
[  244.757441]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  244.761651] 0*2048kB 
[  244.763984]  ? find_held_lock+0x36/0x1c0
[  244.767928] 0*4096kB 
[  244.770333]  ? graph_lock+0x170/0x170
[  244.775498] = 14048kB
[  244.777901]  ? pvclock_read_flags+0x160/0x160
[  244.781942] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  244.784365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.788142] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  244.790541]  ? check_preemption_disabled+0x48/0x200
[  244.795013] 412 total pagecache pages
[  244.803855]  ? __lock_is_held+0xb5/0x140
[  244.809366] 0 pages in swap cache
[  244.817934]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.822927] Swap cache stats: add 0, delete 0, find 0/0
[  244.826720]  ? check_preemption_disabled+0x48/0x200
[  244.830744] Free swap  = 0kB
[  244.834210]  run_timer_softirq+0x52/0xb0
[  244.839716] Total swap = 0kB
[  244.845075]  ? rcu_read_lock_sched_held+0x108/0x120
[  244.850061] 1965979 pages RAM
[  244.853080]  __do_softirq+0x30b/0xad8
[  244.857105] 0 pages HighMem/MovableOnly
[  244.857114] 343323 pages reserved
[  244.860143]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  244.865118] 0 pages cma reserved
[  244.868232]  ? pvclock_read_flags+0x160/0x160
[  244.872073] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  244.875973]  ? lapic_next_event+0x5a/0x90
[  244.879498] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  244.884499]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.887835] syz-fuzzer cpuset=
[  244.892332]  ? check_preemption_disabled+0x48/0x200
[  244.898802] /
[  244.902958]  ? check_preemption_disabled+0x48/0x200
[  244.913173]  mems_allowed=0
[  244.918715]  ? kvm_clock_read+0x18/0x30
[  244.940527]  ? kvm_sched_clock_read+0x9/0x20
[  244.944952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.950516]  ? check_preemption_disabled+0x48/0x200
[  244.955555]  irq_exit+0x17f/0x1c0
[  244.959023]  smp_apic_timer_interrupt+0x1cb/0x760
[  244.963872]  ? smp_reschedule_interrupt+0x109/0x650
[  244.968898]  ? smp_call_function_single_interrupt+0x650/0x650
[  244.974787]  ? interrupt_entry+0xb5/0xf0
[  244.978858]  ? trace_hardirqs_off_caller+0xbb/0x300
[  244.983902]  ? trace_hardirqs_off_caller+0xbb/0x300
[  244.988933]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  244.993793]  ? trace_hardirqs_off+0x300/0x300
[  244.998290]  ? trace_hardirqs_off+0x300/0x300
[  245.002794]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.008332]  ? check_preemption_disabled+0x48/0x200
[  245.013352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.018900]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  245.023762]  apic_timer_interrupt+0xf/0x20
[  245.027998]  </IRQ>
[  245.030242] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  245.035183] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  245.054095] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  245.061812] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  245.069081] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  245.076351] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  245.083620] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  245.090889] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  245.098210]  skb_clone+0x1bb/0x500
[  245.101759]  ? skb_split+0x11e0/0x11e0
[  245.105659]  ? dev_forward_skb+0x4c/0x60
[  245.109724]  ? __bpf_redirect+0x54b/0xb20
[  245.113876]  ? __switch_to_asm+0x34/0x70
[  245.117948]  bpf_clone_redirect+0xb9/0x490
[  245.122201]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  245.127320]  ? __sched_text_start+0x8/0x8
[  245.131483]  ? lockdep_hardirqs_on+0x421/0x5c0
[  245.136068]  ? retint_kernel+0x2d/0x2d
[  245.139961]  ? trace_hardirqs_on_caller+0xc0/0x300
[  245.144908]  ? find_held_lock+0x36/0x1c0
[  245.148987]  ? lock_acquire+0x1ed/0x520
[  245.152974]  ? bpf_test_run+0x32e/0x5a0
[  245.156957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.162504]  ? check_preemption_disabled+0x48/0x200
[  245.167532]  ? kasan_check_read+0x11/0x20
[  245.171691]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  245.176981]  ? rcu_bh_qs+0xc0/0xc0
[  245.180532]  ? preempt_schedule+0x4d/0x60
[  245.184683]  ? ___preempt_schedule+0x16/0x18
[  245.189104]  ? bpf_test_run+0x1c0/0x5a0
[  245.193093]  ? netlink_diag_dump+0x2a0/0x2a0
[  245.197509]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.203049]  ? bpf_test_init.isra.9+0x70/0x100
[  245.207640]  ? bpf_prog_test_run_skb+0x634/0xb40
[  245.212407]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  245.217268]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  245.222808]  ? fput+0x130/0x1a0
[  245.226096]  ? __bpf_prog_get+0x9b/0x290
[  245.230175]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  245.235029]  ? bpf_prog_test_run+0x130/0x1a0
[  245.239461]  ? __x64_sys_bpf+0x3d8/0x510
[  245.243540]  ? bpf_prog_get+0x20/0x20
[  245.247357]  ? ksys_ioctl+0x81/0xd0
[  245.251004]  ? do_syscall_64+0x1b9/0x820
[  245.255071]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  245.260439]  ? syscall_return_slowpath+0x5e0/0x5e0
[  245.265375]  ? trace_hardirqs_off+0x300/0x300
[  245.269875]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  245.274892]  ? recalc_sigpending_tsk+0x180/0x180
[  245.279653]  ? kasan_check_write+0x14/0x20
[  245.283899]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  245.288760]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  245.294146] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  245.294232] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  245.301072] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  245.301079] Call Trace:
[  245.301091]  <IRQ>
[  245.301108]  dump_stack+0x1c4/0x2b4
[  245.301125]  ? dump_stack_print_info.cold.2+0x52/0x52
[  245.307696] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  245.316960]  warn_alloc.cold.118+0xb7/0x1bd
[  245.319514] syz-executor0 cpuset=
[  245.321660]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  245.325269] syz0
[  245.330457]  ? lock_downgrade+0x900/0x900
[  245.340921]  mems_allowed=0
[  245.345252]  ? trace_hardirqs_off+0xb8/0x300
[  245.366950]  ? trace_hardirqs_off+0xb8/0x300
[  245.371383]  __alloc_pages_slowpath+0x2667/0x2d80
[  245.376273]  ? warn_alloc+0x120/0x120
[  245.380081]  ? trace_hardirqs_on+0x310/0x310
[  245.384496]  ? warn_alloc+0x120/0x120
[  245.388306]  ? print_usage_bug+0xc0/0xc0
[  245.392373]  ? warn_alloc+0x120/0x120
[  245.396179]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  245.401197]  ? print_usage_bug+0xc0/0xc0
[  245.405262]  ? __lock_acquire+0x7ec/0x4ec0
[  245.409500]  ? __lock_acquire+0x7ec/0x4ec0
[  245.413741]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.419291]  ? should_fail+0x22d/0xd01
[  245.423189]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  245.428297]  ? __lock_acquire+0x7ec/0x4ec0
[  245.432542]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  245.437655]  ? __lock_acquire+0x7ec/0x4ec0
[  245.441895]  ? should_fail+0x22d/0xd01
[  245.445784]  ? print_usage_bug+0xc0/0xc0
[  245.449857]  ? mark_held_locks+0x130/0x130
[  245.454101]  ? mark_held_locks+0x130/0x130
[  245.458351]  ? graph_lock+0x170/0x170
[  245.462159]  ? print_usage_bug+0xc0/0xc0
[  245.466227]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  245.470999]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.476553]  ? check_preemption_disabled+0x48/0x200
[  245.481578]  ? check_preemption_disabled+0x48/0x200
[  245.486638]  ? __lock_is_held+0xb5/0x140
[  245.490730]  __alloc_pages_nodemask+0xa80/0xde0
[  245.495438]  ? graph_lock+0x170/0x170
[  245.499279]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  245.504313]  ? graph_lock+0x170/0x170
[  245.508134]  ? find_held_lock+0x36/0x1c0
[  245.512250]  ? ____cache_alloc_node+0x1c7/0x1e0
[  245.516946]  ? lock_downgrade+0x900/0x900
[  245.521121]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.526675]  cache_grow_begin+0x91/0x8c0
[  245.530745]  ? do_raw_spin_unlock+0xa7/0x2f0
[  245.535171]  fallback_alloc+0x203/0x2e0
[  245.539162]  ____cache_alloc_node+0x1c7/0x1e0
[  245.543671]  kmem_cache_alloc_node+0xe3/0x730
[  245.548171]  ? ipv6_get_ifaddr+0x42e/0x620
[  245.552421]  __alloc_skb+0x119/0x770
[  245.556144]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  245.561432]  ? skb_scrub_packet+0x490/0x490
[  245.565781]  ? lock_downgrade+0x900/0x900
[  245.569947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.575497]  ? refcount_sub_and_test_checked+0x203/0x310
[  245.580958]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  245.586427]  ? addrconf_rs_timer+0x6f0/0x6f0
[  245.590853]  ndisc_alloc_skb+0x144/0x340
[  245.594927]  ndisc_send_rs+0x331/0x6e0
[  245.598828]  addrconf_rs_timer+0x3c0/0x6f0
[  245.603072]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.607328]  call_timer_fn+0x272/0x920
[  245.611218]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.615461]  ? process_timeout+0x40/0x40
[  245.619526]  ? find_held_lock+0x36/0x1c0
[  245.623598]  ? mark_held_locks+0xc7/0x130
[  245.627760]  ? _raw_spin_unlock_irq+0x27/0x80
[  245.632258]  ? _raw_spin_unlock_irq+0x27/0x80
[  245.636765]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.641008]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  245.645595]  ? trace_hardirqs_on+0xbd/0x310
[  245.649919]  ? kasan_check_read+0x11/0x20
[  245.654069]  ? __run_timers+0x7da/0xc70
[  245.658050]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  245.663513]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.667762]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.672005]  __run_timers+0x7e5/0xc70
[  245.675828]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  245.681198]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  245.686221]  ? graph_lock+0x170/0x170
[  245.690030]  ? print_usage_bug+0xc0/0xc0
[  245.694092]  ? lock_release+0x970/0x970
[  245.698069]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  245.703281]  ? find_held_lock+0x36/0x1c0
[  245.707357]  ? graph_lock+0x170/0x170
[  245.711168]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.716711]  ? check_preemption_disabled+0x48/0x200
[  245.721738]  ? __lock_is_held+0xb5/0x140
[  245.725809]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.731345]  ? check_preemption_disabled+0x48/0x200
[  245.736374]  run_timer_softirq+0x52/0xb0
[  245.740448]  ? rcu_read_lock_sched_held+0x108/0x120
[  245.745485]  __do_softirq+0x30b/0xad8
[  245.749309]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  245.754428]  ? pvclock_read_flags+0x160/0x160
[  245.758926]  ? lapic_next_event+0x5a/0x90
[  245.763092]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.768646]  ? check_preemption_disabled+0x48/0x200
[  245.773666]  ? check_preemption_disabled+0x48/0x200
[  245.778699]  ? kvm_clock_read+0x18/0x30
[  245.782682]  ? kvm_sched_clock_read+0x9/0x20
[  245.787102]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.792645]  ? check_preemption_disabled+0x48/0x200
[  245.797682]  irq_exit+0x17f/0x1c0
[  245.801150]  smp_apic_timer_interrupt+0x1cb/0x760
[  245.806009]  ? smp_call_function_single_interrupt+0x650/0x650
[  245.811936]  ? interrupt_entry+0xb5/0xf0
[  245.816040]  ? trace_hardirqs_off_caller+0xbb/0x300
[  245.821083]  ? trace_hardirqs_off_caller+0xbb/0x300
[  245.826135]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  245.831263]  ? trace_hardirqs_off+0x300/0x300
[  245.835789]  ? trace_hardirqs_off+0x300/0x300
[  245.840330]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.845883]  ? check_preemption_disabled+0x48/0x200
[  245.850910]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.856486]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  245.861352]  apic_timer_interrupt+0xf/0x20
[  245.865597]  </IRQ>
[  245.867867] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  245.873247] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  245.892163] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  245.899887] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  245.907163] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  245.914443] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  245.921730] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  245.929016] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  245.936322]  ? page_evictable+0x35d/0x540
[  245.940494]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  245.946047]  page_evictable+0x36b/0x540
[  245.950038]  ? kswapd_stop+0x100/0x100
[  245.953938]  ? ___might_sleep+0x1ed/0x300
[  245.958101]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  245.964056]  ? arch_local_save_flags+0x40/0x40
[  245.968647]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.974190]  ? check_preemption_disabled+0x48/0x200
[  245.979223]  shrink_active_list+0x845/0x1c20
[  245.983637]  ? free_unref_page_list+0xc0f/0x11e0
[  245.988418]  ? shrink_inactive_list+0x1c60/0x1c60
[  245.993284]  ? graph_lock+0x170/0x170
[  245.997092]  ? __page_frag_cache_drain+0x200/0x200
[  246.002028]  ? print_usage_bug+0xc0/0xc0
[  246.006110]  ? find_held_lock+0x36/0x1c0
[  246.010184]  ? graph_lock+0x170/0x170
[  246.014005]  ? mark_held_locks+0xc7/0x130
[  246.018159]  ? check_preemption_disabled+0x48/0x200
[  246.023177]  ? check_preemption_disabled+0x48/0x200
[  246.028216]  ? graph_lock+0x170/0x170
[  246.032019]  ? __lock_is_held+0xb5/0x140
[  246.036089]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.041631]  ? check_preemption_disabled+0x48/0x200
[  246.046664]  ? __lock_is_held+0xb5/0x140
[  246.050741]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  246.055783]  ? inactive_list_is_low+0x305/0x880
[  246.060469]  ? lruvec_lru_size+0x450/0x450
[  246.064711]  ? kasan_check_read+0x11/0x20
[  246.068880]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  246.073823]  shrink_node_memcg+0x803/0x18e0
[  246.078169]  ? shrink_active_list+0x1c20/0x1c20
[  246.082849]  ? lockdep_hardirqs_on+0x421/0x5c0
[  246.087438]  ? trace_hardirqs_on+0xbd/0x310
[  246.091774]  ? vmpressure+0x294/0x310
[  246.095580]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  246.101063]  shrink_node+0x3bc/0x16b0
[  246.104876]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  246.110183]  ? shrink_node_memcg+0x18e0/0x18e0
[  246.114772]  ? lockdep_hardirqs_on+0x421/0x5c0
[  246.119364]  ? trace_hardirqs_on+0xbd/0x310
[  246.123695]  ? vmpressure+0x294/0x310
[  246.127502]  ? do_raw_spin_unlock+0xa7/0x2f0
[  246.131913]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  246.136510]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  246.142056]  ? __cpuset_node_allowed+0x19b/0x660
[  246.146822]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  246.152545]  ? vmpressure+0x1c9/0x310
[  246.156363]  do_try_to_free_pages+0x3e7/0x1290
[  246.160980]  ? shrink_node+0x16b0/0x16b0
[  246.165054]  ? __lock_is_held+0xb5/0x140
[  246.169137]  try_to_free_pages+0x4d0/0xb90
[  246.173387]  ? do_try_to_free_pages+0x1290/0x1290
[  246.178237]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.183831]  ? lock_acquire+0x1ed/0x520
[  246.187861]  ? set_page_refcounted+0x280/0x280
[  246.192464]  ? lock_release+0x970/0x970
[  246.196450]  ? ___might_sleep+0x1ed/0x300
[  246.200603]  ? arch_local_save_flags+0x40/0x40
[  246.205192]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  246.210217]  ? __radix_tree_lookup+0x358/0x4c0
[  246.214812]  __alloc_pages_slowpath+0x993/0x2d80
[  246.219599]  ? kasan_check_read+0x11/0x20
[  246.223765]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  246.229048]  ? warn_alloc+0x120/0x120
[  246.232854]  ? __radix_tree_lookup+0x4c0/0x4c0
[  246.237459]  ? find_get_entry+0x2f2/0xc40
[  246.241625]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.247173]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  246.252110]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.257665]  ? should_fail+0x22d/0xd01
[  246.261561]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  246.266671]  ? __lock_is_held+0xb5/0x140
[  246.270735]  ? graph_lock+0x170/0x170
[  246.274549]  ? graph_lock+0x170/0x170
[  246.278413]  ? __lock_is_held+0xb5/0x140
[  246.282487]  ? __lock_acquire+0x7ec/0x4ec0
[  246.286729]  ? ___might_sleep+0x1ed/0x300
[  246.290889]  ? lock_release+0x970/0x970
[  246.294873]  ? arch_local_save_flags+0x40/0x40
[  246.299480]  ? __might_sleep+0x95/0x190
[  246.303466]  __alloc_pages_nodemask+0xa80/0xde0
[  246.308160]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  246.313187]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  246.319001]  ? kasan_check_read+0x11/0x20
[  246.323165]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  246.328462]  ? graph_lock+0x170/0x170
[  246.332270]  ? print_usage_bug+0xc0/0xc0
[  246.336339]  ? graph_lock+0x170/0x170
[  246.340141]  ? graph_lock+0x170/0x170
[  246.343947]  ? __do_page_cache_readahead+0x7ce/0x980
[  246.349077]  ? find_held_lock+0x36/0x1c0
[  246.353157]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  246.358744]  alloc_pages_current+0x10c/0x210
[  246.363166]  ? lock_downgrade+0x900/0x900
[  246.367328]  __page_cache_alloc+0x38f/0x5b0
[  246.371664]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  246.377466]  ? kasan_check_read+0x11/0x20
[  246.381622]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  246.386906]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  246.391584]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.397126]  ? check_preemption_disabled+0x48/0x200
[  246.402160]  filemap_fault+0x1594/0x25f0
[  246.406239]  ? __lock_page_or_retry+0xa00/0xa00
[  246.410912]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  246.416712]  ? kasan_check_read+0x11/0x20
[  246.420869]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  246.426157]  ? rcu_bh_qs+0xc0/0xc0
[  246.429708]  ? print_usage_bug+0xc0/0xc0
[  246.433788]  ? filemap_map_pages+0xdea/0x1980
[  246.438299]  ? print_usage_bug+0xc0/0xc0
[  246.442375]  ? find_get_pages_range_tag+0x1320/0x1320
[  246.447570]  ? print_usage_bug+0xc0/0xc0
[  246.451635]  ? __lock_acquire+0x7ec/0x4ec0
[  246.455880]  ? graph_lock+0x170/0x170
[  246.459687]  ? __sigqueue_free.part.27+0x7d/0xa0
[  246.464452]  ? __lock_acquire+0x7ec/0x4ec0
[  246.468707]  ? lock_acquire+0x1ed/0x520
[  246.472688]  ? ext4_filemap_fault+0x7a/0xad
[  246.477025]  ? lock_release+0x970/0x970
[  246.481006]  ? arch_local_save_flags+0x40/0x40
[  246.485592]  ? mark_held_locks+0x130/0x130
[  246.489850]  ? down_read+0xb0/0x1d0
[  246.493494]  ? ext4_filemap_fault+0x7a/0xad
[  246.497829]  ? __down_interruptible+0x700/0x700
[  246.502519]  ? graph_lock+0x170/0x170
[  246.506326]  ? __sigqueue_free.part.27+0x7d/0xa0
[  246.511111]  ext4_filemap_fault+0x82/0xad
[  246.515280]  __do_fault+0x100/0x6b0
[  246.518920]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  246.524207]  ? print_bad_pte+0x6c0/0x6c0
[  246.528283]  ? pmd_val+0x88/0x100
[  246.531741]  ? add_mm_counter_fast+0xd0/0xd0
[  246.536162]  ? pmd_val+0x88/0x100
[  246.539623]  ? add_mm_counter_fast+0xd0/0xd0
[  246.544042]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.549595]  __handle_mm_fault+0x3709/0x53e0
[  246.554023]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  246.558876]  ? graph_lock+0x170/0x170
[  246.562686]  ? print_usage_bug+0xc0/0xc0
[  246.566762]  ? graph_lock+0x170/0x170
[  246.570565]  ? graph_lock+0x170/0x170
[  246.574396]  ? handle_mm_fault+0x42a/0xc70
[  246.578657]  ? lock_downgrade+0x900/0x900
[  246.582819]  ? check_preemption_disabled+0x48/0x200
[  246.587859]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  246.593660]  ? kasan_check_read+0x11/0x20
[  246.597818]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  246.603103]  ? rcu_bh_qs+0xc0/0xc0
[  246.606649]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  246.612108]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.617651]  ? check_preemption_disabled+0x48/0x200
[  246.622694]  handle_mm_fault+0x54f/0xc70
[  246.626783]  ? __handle_mm_fault+0x53e0/0x53e0
[  246.631392]  ? find_vma+0x34/0x190
[  246.634951]  __do_page_fault+0x67d/0xed0
[  246.639043]  ? mm_fault_error+0x380/0x380
[  246.643208]  ? syscall_slow_exit_work+0x520/0x520
[  246.648068]  do_page_fault+0xf2/0x7e0
[  246.651883]  ? vmalloc_sync_all+0x30/0x30
[  246.656045]  ? error_entry+0x70/0xd0
[  246.659800]  ? trace_hardirqs_off_caller+0xbb/0x300
[  246.664822]  ? trace_hardirqs_on_caller+0xc0/0x300
[  246.669764]  ? syscall_return_slowpath+0x5e0/0x5e0
[  246.674715]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  246.679582]  ? trace_hardirqs_off+0x300/0x300
[  246.684087]  ? trace_hardirqs_off_caller+0x300/0x300
[  246.689227]  ? prepare_exit_to_usermode+0x291/0x3b0
[  246.694266]  ? page_fault+0x8/0x30
[  246.697825]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  246.702679]  ? page_fault+0x8/0x30
[  246.706230]  page_fault+0x1e/0x30
[  246.709698] RIP: 0033:0x45db60
[  246.712908] Code: Bad RIP value.
[  246.716271] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  246.721644] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  246.728924] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  246.736214] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  246.743495] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  246.750789] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  246.758105] warn_alloc_show_mem: 1 callbacks suppressed
[  246.758119] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  246.758121] Mem-Info:
[  246.758152] active_anon:41015 inactive_anon:371 isolated_anon:0
[  246.758152]  active_file:15 inactive_file:16 isolated_file:2
[  246.758152]  unevictable:0 dirty:0 writeback:0 unstable:0
[  246.758152]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  246.758152]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  246.758152]  free:13788 free_pcp:262 free_cma:0
[  246.763511] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  246.770741] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  246.773148] Call Trace:
[  246.806034] Node 0 
[  246.815384]  <IRQ>
[  246.843091] 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
[  246.845652]  dump_stack+0x1c4/0x2b4
[  246.847875] lowmem_reserve[]:
[  246.850026]  ? dump_stack_print_info.cold.2+0x52/0x52
[  246.875522]  0
[  246.879170]  warn_alloc.cold.118+0xb7/0x1bd
[  246.882231]  2815
[  246.887419]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  246.889197]  6318
[  246.893515]  ? lock_downgrade+0x900/0x900
[  246.895548]  6318
[  246.900399]  ? trace_hardirqs_off+0xb8/0x300
[  246.902437] Node 0 
[  246.906582]  ? trace_hardirqs_off+0xb8/0x300
[  246.908649] DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  246.913033]  __alloc_pages_slowpath+0x2667/0x2d80
[  246.915233] lowmem_reserve[]: 0
[  246.919686]  ? warn_alloc+0x120/0x120
[  246.946637]  0
[  246.951493]  ? trace_hardirqs_on+0x310/0x310
[  246.954735]  3503
[  246.958540]  ? warn_alloc+0x120/0x120
[  246.960312]  3503
[  246.966036]  ? print_usage_bug+0xc0/0xc0
[  246.971890]  ? warn_alloc+0x120/0x120
[  246.973927] Node 0 
[  246.978004]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  246.981808] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  246.984041]  ? print_usage_bug+0xc0/0xc0
[  246.989027] lowmem_reserve[]:
[  247.017418]  ? __lock_acquire+0x7ec/0x4ec0
[  247.021450]  0
[  247.024552]  ? __lock_acquire+0x7ec/0x4ec0
[  247.028786]  0
[  247.030592]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.034794]  0 0
[  247.036605]  ? should_fail+0x22d/0xd01
[  247.044090]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  247.047952] Node 0 DMA: 
[  247.053062]  ? __lock_acquire+0x7ec/0x4ec0
[  247.053082]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  247.055733] 1*4kB 
[  247.059961]  ? __lock_acquire+0x7ec/0x4ec0
[  247.065047] (U) 
[  247.067200]  ? should_fail+0x22d/0xd01
[  247.071405] 0*8kB 
[  247.073380]  ? print_usage_bug+0xc0/0xc0
[  247.077415] 0*16kB 1*32kB 
[  247.079591]  ? mark_held_locks+0x130/0x130
[  247.083613] (U) 
[  247.086455]  ? mark_held_locks+0x130/0x130
[  247.090663] 2*64kB 
[  247.092639]  ? graph_lock+0x170/0x170
[  247.096847] (U) 
[  247.099090]  ? print_usage_bug+0xc0/0xc0
[  247.102868] 1*128kB 
[  247.104872]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  247.108897] (U) 1*256kB 
[  247.111263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.115996] (U) 
[  247.118677]  ? check_preemption_disabled+0x48/0x200
[  247.124195] 0*512kB 
[  247.126178]  ? check_preemption_disabled+0x48/0x200
[  247.131167] 1*1024kB 
[  247.133511]  ? __lock_is_held+0xb5/0x140
[  247.138486] (U) 1*2048kB 
[  247.140923]  __alloc_pages_nodemask+0xa80/0xde0
[  247.144958] (M) 
[  247.147735]  ? graph_lock+0x170/0x170
[  247.152393] 3*4096kB 
[  247.154381]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  247.158150] (M) 
[  247.160577]  ? graph_lock+0x170/0x170
[  247.165563] = 15908kB
[  247.165573] Node 0 
[  247.167561]  ? find_held_lock+0x36/0x1c0
[  247.171322] DMA32: 
[  247.173738]  ? ____cache_alloc_node+0x1c7/0x1e0
[  247.175943] 3*4kB 
[  247.180012]  ? lock_downgrade+0x900/0x900
[  247.182220] (M) 
[  247.186899]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.189019] 2*8kB 
[  247.193177]  cache_grow_begin+0x91/0x8c0
[  247.195123] (M) 
[  247.200669]  ? do_raw_spin_unlock+0xa7/0x2f0
[  247.202789] 1*16kB 
[  247.206854]  fallback_alloc+0x203/0x2e0
[  247.208800] (M) 
[  247.213210]  ____cache_alloc_node+0x1c7/0x1e0
[  247.215419] 1*32kB 
[  247.219391]  kmem_cache_alloc_node+0xe3/0x730
[  247.221339] (M) 
[  247.225834]  ? ipv6_get_ifaddr+0x42e/0x620
[  247.228047] 3*64kB 
[  247.232562]  __alloc_skb+0x119/0x770
[  247.234510] (UM) 
[  247.238760]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  247.240978] 3*128kB 
[  247.244696]  ? skb_scrub_packet+0x490/0x490
[  247.246731] (M) 
[  247.252013]  ? lock_downgrade+0x900/0x900
[  247.254311] 2*256kB 
[  247.258642]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.260582] (M) 
[  247.264726]  ? refcount_sub_and_test_checked+0x203/0x310
[  247.267024] 3*512kB 
[  247.272568]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  247.274515] (M) 
[  247.279992]  ? addrconf_rs_timer+0x6f0/0x6f0
[  247.282281] 4*1024kB (UM) 
[  247.287762]  ndisc_alloc_skb+0x144/0x340
[  247.289707] 3*2048kB 
[  247.294122]  ndisc_send_rs+0x331/0x6e0
[  247.296939] (UM) 
[  247.301016]  addrconf_rs_timer+0x3c0/0x6f0
[  247.303394] 3*4096kB 
[  247.307289]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.309322] (M) 
[  247.313565]  call_timer_fn+0x272/0x920
[  247.315941] = 25228kB
[  247.320177]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.322126] Node 0 
[  247.326015]  ? process_timeout+0x40/0x40
[  247.328393] Normal: 
[  247.332628]  ? find_held_lock+0x36/0x1c0
[  247.334841] 866*4kB 
[  247.338909]  ? __run_timers+0x7da/0xc70
[  247.341199] (ME) 
[  247.345267]  ? _raw_spin_unlock_irq+0x27/0x80
[  247.347561] 469*8kB 
[  247.351529]  ? _raw_spin_unlock_irq+0x27/0x80
[  247.353568] (UME) 
[  247.358065]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.360366] 197*16kB 
[  247.364870]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  247.366999] (UME) 
[  247.371244]  ? trace_hardirqs_on+0xbd/0x310
[  247.373646] 59*32kB 
[  247.378242]  ? kasan_check_read+0x11/0x20
[  247.380365] (UME) 
[  247.384706]  ? __run_timers+0x7da/0xc70
[  247.387000] 18*64kB 
[  247.391145]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  247.393263] (ME) 3*128kB 
[  247.397256]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.399548] (M) 
[  247.405008]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.407738] 1*256kB 
[  247.411985]  __run_timers+0x7e5/0xc70
[  247.413931] (U) 
[  247.418177]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  247.420468] 0*512kB 
[  247.424272]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  247.426221] 0*1024kB 
[  247.431579]  ? graph_lock+0x170/0x170
[  247.433876] 0*2048kB 
[  247.438890]  ? enqueue_hrtimer+0x1a5/0x560
[  247.441276] 0*4096kB 
[  247.445075]  ? lock_release+0x970/0x970
[  247.447464] = 14048kB
[  247.451692]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  247.454086] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  247.458067]  ? find_held_lock+0x36/0x1c0
[  247.460456] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  247.465649]  ? graph_lock+0x170/0x170
[  247.474484] 412 total pagecache pages
[  247.478551]  ? pvclock_read_flags+0x160/0x160
[  247.487107] 0 pages in swap cache
[  247.490917]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.494688] Swap cache stats: add 0, delete 0, find 0/0
[  247.499181]  ? check_preemption_disabled+0x48/0x200
[  247.502610] Free swap  = 0kB
[  247.508156]  ? __lock_is_held+0xb5/0x140
[  247.513484] Total swap = 0kB
[  247.513494] 1965979 pages RAM
[  247.518523]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.521512] 0 pages HighMem/MovableOnly
[  247.525565]  ? check_preemption_disabled+0x48/0x200
[  247.528571] 343323 pages reserved
[  247.531675]  run_timer_softirq+0x52/0xb0
[  247.537178] 0 pages cma reserved
[  247.537289] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  247.541161]  ? rcu_read_lock_sched_held+0x108/0x120
[  247.546221] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  247.549601]  __do_softirq+0x30b/0xad8
[  247.553634] syz-fuzzer cpuset=
[  247.557011]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  247.563482] /
[  247.568507]  ? pvclock_read_flags+0x160/0x160
[  247.578713]  mems_allowed=0
[  247.582519]  ? lapic_next_event+0x5a/0x90
[  247.604051]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.609611]  ? check_preemption_disabled+0x48/0x200
[  247.614632]  ? check_preemption_disabled+0x48/0x200
[  247.619668]  ? kvm_clock_read+0x18/0x30
[  247.623646]  ? kvm_sched_clock_read+0x9/0x20
[  247.628069]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.633625]  ? check_preemption_disabled+0x48/0x200
[  247.638683]  irq_exit+0x17f/0x1c0
[  247.642151]  smp_apic_timer_interrupt+0x1cb/0x760
[  247.647008]  ? smp_reschedule_interrupt+0x109/0x650
[  247.652044]  ? smp_call_function_single_interrupt+0x650/0x650
[  247.657947]  ? interrupt_entry+0xb5/0xf0
[  247.662025]  ? trace_hardirqs_off_caller+0xbb/0x300
[  247.667048]  ? trace_hardirqs_off_caller+0xbb/0x300
[  247.672078]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.676926]  ? trace_hardirqs_off+0x300/0x300
[  247.681438]  ? trace_hardirqs_off+0x300/0x300
[  247.685946]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.691496]  ? check_preemption_disabled+0x48/0x200
[  247.696518]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.702069]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.706927]  apic_timer_interrupt+0xf/0x20
[  247.711168]  </IRQ>
[  247.713426] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  247.718362] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  247.737285] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  247.745007] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  247.752285] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  247.759574] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  247.766863] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  247.774143] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  247.781471]  skb_clone+0x1bb/0x500
[  247.785016]  ? skb_split+0x11e0/0x11e0
[  247.788918]  ? dev_forward_skb+0x4c/0x60
[  247.792992]  ? __bpf_redirect+0x54b/0xb20
[  247.797148]  ? __switch_to_asm+0x34/0x70
[  247.801220]  bpf_clone_redirect+0xb9/0x490
[  247.805475]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  247.810500]  ? __sched_text_start+0x8/0x8
[  247.814664]  ? lockdep_hardirqs_on+0x421/0x5c0
[  247.819274]  ? retint_kernel+0x2d/0x2d
[  247.823187]  ? trace_hardirqs_on_caller+0xc0/0x300
[  247.828147]  ? find_held_lock+0x36/0x1c0
[  247.832728]  ? lock_acquire+0x1ed/0x520
[  247.836712]  ? bpf_test_run+0x32e/0x5a0
[  247.840693]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.846240]  ? check_preemption_disabled+0x48/0x200
[  247.851278]  ? kasan_check_read+0x11/0x20
[  247.855434]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  247.860808]  ? rcu_bh_qs+0xc0/0xc0
[  247.864355]  ? preempt_schedule+0x4d/0x60
[  247.868511]  ? ___preempt_schedule+0x16/0x18
[  247.872937]  ? bpf_test_run+0x1c0/0x5a0
[  247.876940]  ? netlink_diag_dump+0x2a0/0x2a0
[  247.881372]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.886914]  ? bpf_test_init.isra.9+0x70/0x100
[  247.891505]  ? bpf_prog_test_run_skb+0x634/0xb40
[  247.896277]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  247.901138]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  247.906681]  ? fput+0x130/0x1a0
[  247.909982]  ? __bpf_prog_get+0x9b/0x290
[  247.914059]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  247.918907]  ? bpf_prog_test_run+0x130/0x1a0
[  247.923325]  ? __x64_sys_bpf+0x3d8/0x510
[  247.927393]  ? bpf_prog_get+0x20/0x20
[  247.931216]  ? ksys_ioctl+0x81/0xd0
[  247.934868]  ? do_syscall_64+0x1b9/0x820
[  247.938939]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  247.944319]  ? syscall_return_slowpath+0x5e0/0x5e0
[  247.949262]  ? trace_hardirqs_off+0x300/0x300
[  247.953764]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  247.958788]  ? recalc_sigpending_tsk+0x180/0x180
[  247.963858]  ? kasan_check_write+0x14/0x20
[  247.968115]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.972988]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  247.978379] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  247.978468] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  247.985324] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  247.985337] Call Trace:
[  247.991982] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  248.001188]  <IRQ>
[  248.003772] syz-executor0 cpuset=
[  248.014290]  dump_stack+0x1c4/0x2b4
[  248.016417] syz0
[  248.019876]  ? dump_stack_print_info.cold.2+0x52/0x52
[  248.023483]  mems_allowed=0
[  248.025475]  warn_alloc.cold.118+0xb7/0x1bd
[  248.037902]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  248.042779]  ? lock_downgrade+0x900/0x900
[  248.046949]  ? trace_hardirqs_off+0xb8/0x300
[  248.051395]  ? trace_hardirqs_off+0xb8/0x300
[  248.055830]  __alloc_pages_slowpath+0x2667/0x2d80
[  248.060740]  ? warn_alloc+0x120/0x120
[  248.064568]  ? graph_lock+0x170/0x170
[  248.068392]  ? warn_alloc+0x120/0x120
[  248.072203]  ? print_usage_bug+0xc0/0xc0
[  248.076281]  ? warn_alloc+0x120/0x120
[  248.080103]  ? print_usage_bug+0xc0/0xc0
[  248.084177]  ? __lock_acquire+0x7ec/0x4ec0
[  248.088415]  ? __lock_acquire+0x7ec/0x4ec0
[  248.092656]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.098198]  ? should_fail+0x22d/0xd01
[  248.102122]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  248.107227]  ? __lock_acquire+0x7ec/0x4ec0
[  248.111470]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  248.116576]  ? __lock_acquire+0x7ec/0x4ec0
[  248.120813]  ? should_fail+0x22d/0xd01
[  248.124714]  ? mark_held_locks+0x130/0x130
[  248.128976]  ? mark_held_locks+0x130/0x130
[  248.133234]  ? graph_lock+0x170/0x170
[  248.137040]  ? graph_lock+0x170/0x170
[  248.140848]  ? graph_lock+0x170/0x170
[  248.144648]  ? print_usage_bug+0xc0/0xc0
[  248.148718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.154266]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.159808]  ? check_preemption_disabled+0x48/0x200
[  248.164831]  ? check_preemption_disabled+0x48/0x200
[  248.169864]  ? __lock_is_held+0xb5/0x140
[  248.173935]  __alloc_pages_nodemask+0xa80/0xde0
[  248.178618]  ? graph_lock+0x170/0x170
[  248.182437]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  248.187454]  ? graph_lock+0x170/0x170
[  248.191271]  ? find_held_lock+0x36/0x1c0
[  248.195353]  ? ____cache_alloc_node+0x1c7/0x1e0
[  248.200032]  ? lock_downgrade+0x900/0x900
[  248.204196]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.209744]  cache_grow_begin+0x91/0x8c0
[  248.213818]  ? do_raw_spin_unlock+0xa7/0x2f0
[  248.218241]  fallback_alloc+0x203/0x2e0
[  248.222226]  ____cache_alloc_node+0x1c7/0x1e0
[  248.226733]  kmem_cache_alloc_node+0xe3/0x730
[  248.231239]  ? ipv6_get_ifaddr+0x42e/0x620
[  248.235490]  __alloc_skb+0x119/0x770
[  248.239210]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  248.244496]  ? skb_scrub_packet+0x490/0x490
[  248.248828]  ? lock_downgrade+0x900/0x900
[  248.252993]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.258536]  ? refcount_sub_and_test_checked+0x203/0x310
[  248.264010]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  248.269477]  ? addrconf_rs_timer+0x6f0/0x6f0
[  248.273910]  ndisc_alloc_skb+0x144/0x340
[  248.277988]  ndisc_send_rs+0x331/0x6e0
[  248.281886]  addrconf_rs_timer+0x3c0/0x6f0
[  248.286137]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.290399]  call_timer_fn+0x272/0x920
[  248.294296]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.298540]  ? process_timeout+0x40/0x40
[  248.302611]  ? find_held_lock+0x36/0x1c0
[  248.306684]  ? mark_held_locks+0xc7/0x130
[  248.310842]  ? _raw_spin_unlock_irq+0x27/0x80
[  248.315340]  ? _raw_spin_unlock_irq+0x27/0x80
[  248.319845]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.324088]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  248.328680]  ? trace_hardirqs_on+0xbd/0x310
[  248.333005]  ? kasan_check_read+0x11/0x20
[  248.337159]  ? __run_timers+0x7da/0xc70
[  248.341141]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  248.346606]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.350858]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.355099]  __run_timers+0x7e5/0xc70
[  248.358923]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  248.364329]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  248.369366]  ? graph_lock+0x170/0x170
[  248.373199]  ? print_usage_bug+0xc0/0xc0
[  248.377280]  ? lock_release+0x970/0x970
[  248.381278]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  248.386525]  ? find_held_lock+0x36/0x1c0
[  248.390624]  ? graph_lock+0x170/0x170
[  248.394454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.400014]  ? check_preemption_disabled+0x48/0x200
[  248.405059]  ? __lock_is_held+0xb5/0x140
[  248.409147]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.414700]  ? check_preemption_disabled+0x48/0x200
[  248.419756]  run_timer_softirq+0x52/0xb0
[  248.423833]  ? rcu_read_lock_sched_held+0x108/0x120
[  248.428883]  __do_softirq+0x30b/0xad8
[  248.432699]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  248.437812]  ? pvclock_read_flags+0x160/0x160
[  248.442308]  ? lapic_next_event+0x5a/0x90
[  248.446466]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.452007]  ? check_preemption_disabled+0x48/0x200
[  248.457027]  ? check_preemption_disabled+0x48/0x200
[  248.462058]  ? kvm_clock_read+0x18/0x30
[  248.466040]  ? kvm_sched_clock_read+0x9/0x20
[  248.470453]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.476003]  ? check_preemption_disabled+0x48/0x200
[  248.481039]  irq_exit+0x17f/0x1c0
[  248.484503]  smp_apic_timer_interrupt+0x1cb/0x760
[  248.489357]  ? smp_call_function_single_interrupt+0x650/0x650
[  248.495250]  ? interrupt_entry+0xb5/0xf0
[  248.499317]  ? trace_hardirqs_off_caller+0xbb/0x300
[  248.504335]  ? trace_hardirqs_off_caller+0xbb/0x300
[  248.509360]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  248.514572]  ? trace_hardirqs_off+0x300/0x300
[  248.519085]  ? trace_hardirqs_off+0x300/0x300
[  248.523597]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.529142]  ? check_preemption_disabled+0x48/0x200
[  248.534163]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.539806]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  248.544671]  apic_timer_interrupt+0xf/0x20
[  248.548925]  </IRQ>
[  248.551171] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  248.556545] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  248.575464] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  248.583192] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  248.590469] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  248.597757] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  248.605052] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  248.612352] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  248.619673]  ? page_evictable+0x35d/0x540
[  248.623851]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  248.629408]  page_evictable+0x36b/0x540
[  248.633399]  ? kswapd_stop+0x100/0x100
[  248.637296]  ? ___might_sleep+0x1ed/0x300
[  248.641452]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  248.646910]  ? arch_local_save_flags+0x40/0x40
[  248.651500]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.657045]  ? check_preemption_disabled+0x48/0x200
[  248.662075]  shrink_active_list+0x845/0x1c20
[  248.666493]  ? free_unref_page_list+0xc0f/0x11e0
[  248.671286]  ? shrink_inactive_list+0x1c60/0x1c60
[  248.676165]  ? graph_lock+0x170/0x170
[  248.679984]  ? __page_frag_cache_drain+0x200/0x200
[  248.684918]  ? print_usage_bug+0xc0/0xc0
[  248.689007]  ? find_held_lock+0x36/0x1c0
[  248.693077]  ? graph_lock+0x170/0x170
[  248.696885]  ? mark_held_locks+0xc7/0x130
[  248.701038]  ? check_preemption_disabled+0x48/0x200
[  248.706058]  ? check_preemption_disabled+0x48/0x200
[  248.711085]  ? graph_lock+0x170/0x170
[  248.714891]  ? __lock_is_held+0xb5/0x140
[  248.718958]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.724534]  ? check_preemption_disabled+0x48/0x200
[  248.729599]  ? __lock_is_held+0xb5/0x140
[  248.733707]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  248.738747]  ? inactive_list_is_low+0x305/0x880
[  248.743439]  ? lruvec_lru_size+0x450/0x450
[  248.747682]  ? kasan_check_read+0x11/0x20
[  248.751850]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  248.756802]  shrink_node_memcg+0x803/0x18e0
[  248.761151]  ? shrink_active_list+0x1c20/0x1c20
[  248.765836]  ? lockdep_hardirqs_on+0x421/0x5c0
[  248.770426]  ? trace_hardirqs_on+0xbd/0x310
[  248.774767]  ? vmpressure+0x294/0x310
[  248.778576]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  248.784068]  shrink_node+0x3bc/0x16b0
[  248.787910]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  248.793218]  ? shrink_node_memcg+0x18e0/0x18e0
[  248.797803]  ? lockdep_hardirqs_on+0x421/0x5c0
[  248.802393]  ? trace_hardirqs_on+0xbd/0x310
[  248.806721]  ? vmpressure+0x294/0x310
[  248.810535]  ? do_raw_spin_unlock+0xa7/0x2f0
[  248.814947]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  248.819549]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  248.825120]  ? __cpuset_node_allowed+0x19b/0x660
[  248.829993]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  248.835737]  ? vmpressure+0x1c9/0x310
[  248.839585]  do_try_to_free_pages+0x3e7/0x1290
[  248.844208]  ? shrink_node+0x16b0/0x16b0
[  248.848290]  ? __lock_is_held+0xb5/0x140
[  248.852380]  try_to_free_pages+0x4d0/0xb90
[  248.856631]  ? do_try_to_free_pages+0x1290/0x1290
[  248.861488]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.867056]  ? lock_acquire+0x1ed/0x520
[  248.871045]  ? set_page_refcounted+0x280/0x280
[  248.875645]  ? lock_release+0x970/0x970
[  248.879642]  ? ___might_sleep+0x1ed/0x300
[  248.883809]  ? arch_local_save_flags+0x40/0x40
[  248.888408]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  248.893441]  ? __radix_tree_lookup+0x358/0x4c0
[  248.898055]  __alloc_pages_slowpath+0x993/0x2d80
[  248.902856]  ? kasan_check_read+0x11/0x20
[  248.907045]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  248.912349]  ? warn_alloc+0x120/0x120
[  248.916166]  ? __radix_tree_lookup+0x4c0/0x4c0
[  248.920780]  ? find_get_entry+0x2f2/0xc40
[  248.924952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.930519]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  248.935468]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.941025]  ? should_fail+0x22d/0xd01
[  248.944939]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  248.950064]  ? __lock_is_held+0xb5/0x140
[  248.954130]  ? graph_lock+0x170/0x170
[  248.957939]  ? graph_lock+0x170/0x170
[  248.961788]  ? __lock_is_held+0xb5/0x140
[  248.965865]  ? __lock_acquire+0x7ec/0x4ec0
[  248.970114]  ? ___might_sleep+0x1ed/0x300
[  248.974271]  ? lock_release+0x970/0x970
[  248.978256]  ? arch_local_save_flags+0x40/0x40
[  248.982872]  ? __might_sleep+0x95/0x190
[  248.986864]  __alloc_pages_nodemask+0xa80/0xde0
[  248.991547]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  248.996575]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  249.002377]  ? kasan_check_read+0x11/0x20
[  249.006532]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  249.011814]  ? graph_lock+0x170/0x170
[  249.015621]  ? print_usage_bug+0xc0/0xc0
[  249.019686]  ? graph_lock+0x170/0x170
[  249.023491]  ? graph_lock+0x170/0x170
[  249.027298]  ? __do_page_cache_readahead+0x7ce/0x980
[  249.032412]  ? find_held_lock+0x36/0x1c0
[  249.036486]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  249.042055]  alloc_pages_current+0x10c/0x210
[  249.046482]  ? lock_downgrade+0x900/0x900
[  249.050667]  __page_cache_alloc+0x38f/0x5b0
[  249.055014]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  249.060819]  ? kasan_check_read+0x11/0x20
[  249.064989]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  249.070298]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  249.075026]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.080591]  ? check_preemption_disabled+0x48/0x200
[  249.085641]  filemap_fault+0x1594/0x25f0
[  249.089734]  ? __lock_page_or_retry+0xa00/0xa00
[  249.094450]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  249.100265]  ? kasan_check_read+0x11/0x20
[  249.104432]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  249.109730]  ? rcu_bh_qs+0xc0/0xc0
[  249.113291]  ? print_usage_bug+0xc0/0xc0
[  249.117370]  ? filemap_map_pages+0xdea/0x1980
[  249.121883]  ? print_usage_bug+0xc0/0xc0
[  249.125958]  ? find_get_pages_range_tag+0x1320/0x1320
[  249.131163]  ? print_usage_bug+0xc0/0xc0
[  249.135226]  ? __lock_acquire+0x7ec/0x4ec0
[  249.139464]  ? graph_lock+0x170/0x170
[  249.143269]  ? __sigqueue_free.part.27+0x7d/0xa0
[  249.148035]  ? __lock_acquire+0x7ec/0x4ec0
[  249.152285]  ? lock_acquire+0x1ed/0x520
[  249.156263]  ? ext4_filemap_fault+0x7a/0xad
[  249.160596]  ? lock_release+0x970/0x970
[  249.164576]  ? arch_local_save_flags+0x40/0x40
[  249.169166]  ? mark_held_locks+0x130/0x130
[  249.173422]  ? down_read+0xb0/0x1d0
[  249.177054]  ? ext4_filemap_fault+0x7a/0xad
[  249.181380]  ? __down_interruptible+0x700/0x700
[  249.186053]  ? graph_lock+0x170/0x170
[  249.189856]  ? __sigqueue_free.part.27+0x7d/0xa0
[  249.194638]  ext4_filemap_fault+0x82/0xad
[  249.198792]  __do_fault+0x100/0x6b0
[  249.202427]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  249.207713]  ? print_bad_pte+0x6c0/0x6c0
[  249.211789]  ? pmd_val+0x88/0x100
[  249.215246]  ? add_mm_counter_fast+0xd0/0xd0
[  249.219658]  ? pmd_val+0x88/0x100
[  249.223117]  ? add_mm_counter_fast+0xd0/0xd0
[  249.227534]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.233081]  __handle_mm_fault+0x3709/0x53e0
[  249.237508]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  249.242368]  ? graph_lock+0x170/0x170
[  249.246180]  ? print_usage_bug+0xc0/0xc0
[  249.250253]  ? graph_lock+0x170/0x170
[  249.254058]  ? graph_lock+0x170/0x170
[  249.257884]  ? handle_mm_fault+0x42a/0xc70
[  249.262141]  ? lock_downgrade+0x900/0x900
[  249.266297]  ? check_preemption_disabled+0x48/0x200
[  249.271328]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  249.277137]  ? kasan_check_read+0x11/0x20
[  249.281293]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  249.286583]  ? rcu_bh_qs+0xc0/0xc0
[  249.290136]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  249.295593]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.301151]  ? check_preemption_disabled+0x48/0x200
[  249.306189]  handle_mm_fault+0x54f/0xc70
[  249.310264]  ? __handle_mm_fault+0x53e0/0x53e0
[  249.314866]  ? find_vma+0x34/0x190
[  249.318417]  __do_page_fault+0x67d/0xed0
[  249.322497]  ? mm_fault_error+0x380/0x380
[  249.326661]  ? syscall_slow_exit_work+0x520/0x520
[  249.331512]  do_page_fault+0xf2/0x7e0
[  249.335326]  ? vmalloc_sync_all+0x30/0x30
[  249.339486]  ? error_entry+0x70/0xd0
[  249.343220]  ? trace_hardirqs_off_caller+0xbb/0x300
[  249.348239]  ? trace_hardirqs_on_caller+0xc0/0x300
[  249.353178]  ? syscall_return_slowpath+0x5e0/0x5e0
[  249.358113]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  249.362972]  ? trace_hardirqs_off+0x300/0x300
[  249.367479]  ? trace_hardirqs_off_caller+0x300/0x300
[  249.372597]  ? prepare_exit_to_usermode+0x291/0x3b0
[  249.377622]  ? page_fault+0x8/0x30
[  249.381170]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  249.386018]  ? page_fault+0x8/0x30
[  249.389564]  page_fault+0x1e/0x30
[  249.393022] RIP: 0033:0x45db60
[  249.396227] Code: Bad RIP value.
[  249.399590] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  249.404956] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  249.412244] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  249.419521] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  249.426788] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  249.434057] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  249.441361] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  249.441367] warn_alloc_show_mem: 1 callbacks suppressed
[  249.441375] Mem-Info:
[  249.448550] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  249.448559] Call Trace:
[  249.453933] active_anon:41015 inactive_anon:371 isolated_anon:0
[  249.453933]  active_file:15 inactive_file:16 isolated_file:2
[  249.453933]  unevictable:0 dirty:0 writeback:0 unstable:0
[  249.453933]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  249.453933]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  249.453933]  free:13788 free_pcp:262 free_cma:0
[  249.456308]  <IRQ>
[  249.465673] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  249.468263]  dump_stack+0x1c4/0x2b4
[  249.501120] Node 0 
[  249.503285]  ? dump_stack_print_info.cold.2+0x52/0x52
[  249.530958] 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
[  249.534573]  warn_alloc.cold.118+0xb7/0x1bd
[  249.536761] lowmem_reserve[]: 0
[  249.541954]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  249.567451]  2815
[  249.571781]  ? lock_downgrade+0x900/0x900
[  249.575027]  6318
[  249.579867]  ? trace_hardirqs_off+0xb8/0x300
[  249.581902]  6318
[  249.586042]  ? trace_hardirqs_off+0xb8/0x300
[  249.592500]  __alloc_pages_slowpath+0x2667/0x2d80
[  249.594532] Node 0 
[  249.598958]  ? warn_alloc+0x120/0x120
[  249.603778] DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  249.605987]  ? trace_hardirqs_on+0x310/0x310
[  249.609774] lowmem_reserve[]:
[  249.636791]  ? warn_alloc+0x120/0x120
[  249.641170]  0
[  249.644280]  ? print_usage_bug+0xc0/0xc0
[  249.648055]  0
[  249.649859]  ? warn_alloc+0x120/0x120
[  249.653888]  3503
[  249.655690]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  249.659467]  3503
[  249.661534]  ? print_usage_bug+0xc0/0xc0
[  249.668582]  ? __lock_acquire+0x7ec/0x4ec0
[  249.672617] Node 0 
[  249.676855]  ? __lock_acquire+0x7ec/0x4ec0
[  249.676888] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  249.676896] lowmem_reserve[]:
[  249.679132]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.683343]  0
[  249.711731]  ? should_fail+0x22d/0xd01
[  249.714808]  0
[  249.720337]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  249.722112]  0
[  249.726003]  ? __lock_acquire+0x7ec/0x4ec0
[  249.727811]  0
[  249.732910]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  249.738915]  ? __lock_acquire+0x7ec/0x4ec0
[  249.740692] Node 0 
[  249.745787]  ? should_fail+0x22d/0xd01
[  249.750006] DMA: 
[  249.752239]  ? print_usage_bug+0xc0/0xc0
[  249.756102] 1*4kB 
[  249.758165]  ? mark_held_locks+0x130/0x130
[  249.762197] (U) 
[  249.764339]  ? mark_held_locks+0x130/0x130
[  249.768547] 0*8kB 
[  249.770520]  ? graph_lock+0x170/0x170
[  249.774726] 0*16kB 
[  249.776869]  ? print_usage_bug+0xc0/0xc0
[  249.780648] 1*32kB 
[  249.782880]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  249.786909] (U) 
[  249.789141]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.793871] 2*64kB 
[  249.795840]  ? check_preemption_disabled+0x48/0x200
[  249.801351] (U) 
[  249.803586]  ? check_preemption_disabled+0x48/0x200
[  249.808580] 1*128kB 
[  249.810560]  ? __lock_is_held+0xb5/0x140
[  249.815544] (U) 
[  249.817866]  __alloc_pages_nodemask+0xa80/0xde0
[  249.821898] 1*256kB 
[  249.823867]  ? graph_lock+0x170/0x170
[  249.828513] (U) 
[  249.831032]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  249.834811] 0*512kB 
[  249.836782]  ? graph_lock+0x170/0x170
[  249.841769] 1*1024kB (U) 
[  249.844104]  ? find_held_lock+0x36/0x1c0
[  249.847876] 1*2048kB 
[  249.850636]  ? ____cache_alloc_node+0x1c7/0x1e0
[  249.854663] (M) 
[  249.857067]  ? lock_downgrade+0x900/0x900
[  249.861710] 3*4096kB 
[  249.863708]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.867827] (M) 
[  249.870238]  cache_grow_begin+0x91/0x8c0
[  249.875756] = 15908kB
[  249.877727]  ? do_raw_spin_unlock+0xa7/0x2f0
[  249.881778] Node 0 
[  249.884191]  fallback_alloc+0x203/0x2e0
[  249.888568] DMA32: 
[  249.890816]  ____cache_alloc_node+0x1c7/0x1e0
[  249.894766] 3*4kB 
[  249.897009]  kmem_cache_alloc_node+0xe3/0x730
[  249.901476] (M) 
[  249.903627]  ? ipv6_get_ifaddr+0x42e/0x620
[  249.908111] 2*8kB 
[  249.910093]  __alloc_skb+0x119/0x770
[  249.914290] (M) 
[  249.916440]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  249.920122] 1*16kB 
[  249.922100]  ? skb_scrub_packet+0x490/0x490
[  249.927347] (M) 
[  249.929580]  ? lock_downgrade+0x900/0x900
[  249.933871] 1*32kB 
[  249.935847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.940305] (M) 3*64kB 
[  249.942553]  ? refcount_sub_and_test_checked+0x203/0x310
[  249.948061] (UM) 3*128kB 
[  249.950651]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  249.956073] (M) 
[  249.958833]  ? addrconf_rs_timer+0x6f0/0x6f0
[  249.964807] 2*256kB (M) 
[  249.966803]  ndisc_alloc_skb+0x144/0x340
[  249.971175] 3*512kB 
[  249.973848]  ndisc_send_rs+0x331/0x6e0
[  249.977876] (M) 4*1024kB 
[  249.980209]  addrconf_rs_timer+0x3c0/0x6f0
[  249.984071] (UM) 
[  249.986824]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.991030] 3*2048kB 
[  249.993095]  call_timer_fn+0x272/0x920
[  249.997294] (UM) 
[  249.999703]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.003571] 3*4096kB 
[  250.005642]  ? process_timeout+0x40/0x40
[  250.009842] (M) 
[  250.012351]  ? find_held_lock+0x36/0x1c0
[  250.016388] = 25228kB
[  250.018363]  ? __run_timers+0x7da/0xc70
[  250.022392] Node 0 
[  250.024799]  ? _raw_spin_unlock_irq+0x27/0x80
[  250.028747] Normal: 
[  250.030999]  ? _raw_spin_unlock_irq+0x27/0x80
[  250.035470] 866*4kB 
[  250.037788]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.042259] (ME) 
[  250.044576]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  250.048786] 469*8kB 
[  250.050846]  ? trace_hardirqs_on+0xbd/0x310
[  250.055401] (UME) 
[  250.057720]  ? kasan_check_read+0x11/0x20
[  250.062018] 197*16kB 
[  250.064163]  ? __run_timers+0x7da/0xc70
[  250.068285] (UME) 
[  250.070694]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  250.074634] 59*32kB (UME) 
[  250.076790]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.082214] 18*64kB 
[  250.085057]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.089267] (ME) 
[  250.091593]  __run_timers+0x7e5/0xc70
[  250.095795] 3*128kB 
[  250.097867]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  250.101628] (M) 
[  250.103947]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  250.109284] 1*256kB 
[  250.111263]  ? graph_lock+0x170/0x170
[  250.116248] (U) 
[  250.118569]  ? enqueue_hrtimer+0x1a5/0x560
[  250.122342] 0*512kB 0*1024kB 
[  250.124320]  ? lock_release+0x970/0x970
[  250.128533] 0*2048kB 
[  250.131629]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  250.135578] 0*4096kB 
[  250.137993]  ? find_held_lock+0x36/0x1c0
[  250.143158] = 14048kB
[  250.145565]  ? graph_lock+0x170/0x170
[  250.149606] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  250.152008]  ? pvclock_read_flags+0x160/0x160
[  250.155789] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  250.164617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.169091] 412 total pagecache pages
[  250.177664]  ? check_preemption_disabled+0x48/0x200
[  250.183187] 0 pages in swap cache
[  250.186995]  ? __lock_is_held+0xb5/0x140
[  250.191988] Swap cache stats: add 0, delete 0, find 0/0
[  250.195439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.199473] Free swap  = 0kB
[  250.204827]  ? check_preemption_disabled+0x48/0x200
[  250.210341] Total swap = 0kB
[  250.213359]  run_timer_softirq+0x52/0xb0
[  250.218343] 1965979 pages RAM
[  250.221356]  ? rcu_read_lock_sched_held+0x108/0x120
[  250.225385] 0 pages HighMem/MovableOnly
[  250.225394] 343323 pages reserved
[  250.228500]  __do_softirq+0x30b/0xad8
[  250.233505] 0 pages cma reserved
[  250.237480]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  250.240985] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  250.244696]  ? pvclock_read_flags+0x160/0x160
[  250.248159] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  250.253133]  ? lapic_next_event+0x5a/0x90
[  250.259599] syz-fuzzer cpuset=
[  250.264094]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.274293] /
[  250.278433]  ? check_preemption_disabled+0x48/0x200
[  250.281607]  mems_allowed=0
[  250.287132]  ? check_preemption_disabled+0x48/0x200
[  250.301753]  ? kvm_clock_read+0x18/0x30
[  250.305731]  ? kvm_sched_clock_read+0x9/0x20
[  250.310146]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.315703]  ? check_preemption_disabled+0x48/0x200
[  250.320737]  irq_exit+0x17f/0x1c0
[  250.324204]  smp_apic_timer_interrupt+0x1cb/0x760
[  250.329052]  ? smp_reschedule_interrupt+0x109/0x650
[  250.334082]  ? smp_call_function_single_interrupt+0x650/0x650
[  250.339978]  ? interrupt_entry+0xb5/0xf0
[  250.344045]  ? trace_hardirqs_off_caller+0xbb/0x300
[  250.349064]  ? trace_hardirqs_off_caller+0xbb/0x300
[  250.354084]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  250.358929]  ? trace_hardirqs_off+0x300/0x300
[  250.363428]  ? trace_hardirqs_off+0x300/0x300
[  250.367930]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.373479]  ? check_preemption_disabled+0x48/0x200
[  250.378501]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.384051]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  250.388908]  apic_timer_interrupt+0xf/0x20
[  250.393137]  </IRQ>
[  250.395378] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  250.400315] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  250.419219] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  250.426938] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  250.434476] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  250.441746] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  250.449017] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  250.456290] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  250.463610]  skb_clone+0x1bb/0x500
[  250.467158]  ? skb_split+0x11e0/0x11e0
[  250.471056]  ? dev_forward_skb+0x4c/0x60
[  250.475123]  ? __bpf_redirect+0x54b/0xb20
[  250.479278]  ? __switch_to_asm+0x34/0x70
[  250.483348]  bpf_clone_redirect+0xb9/0x490
[  250.487596]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  250.492620]  ? __sched_text_start+0x8/0x8
[  250.496774]  ? lockdep_hardirqs_on+0x421/0x5c0
[  250.501360]  ? retint_kernel+0x2d/0x2d
[  250.505257]  ? trace_hardirqs_on_caller+0xc0/0x300
[  250.510214]  ? find_held_lock+0x36/0x1c0
[  250.514295]  ? lock_acquire+0x1ed/0x520
[  250.518274]  ? bpf_test_run+0x32e/0x5a0
[  250.522257]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.527795]  ? check_preemption_disabled+0x48/0x200
[  250.532826]  ? kasan_check_read+0x11/0x20
[  250.536994]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  250.542307]  ? rcu_bh_qs+0xc0/0xc0
[  250.545858]  ? preempt_schedule+0x4d/0x60
[  250.550010]  ? ___preempt_schedule+0x16/0x18
[  250.554441]  ? bpf_test_run+0x1c0/0x5a0
[  250.558437]  ? netlink_diag_dump+0x2a0/0x2a0
[  250.562857]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  250.568426]  ? bpf_test_init.isra.9+0x70/0x100
[  250.573050]  ? bpf_prog_test_run_skb+0x634/0xb40
[  250.577815]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  250.582677]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  250.588223]  ? fput+0x130/0x1a0
[  250.591512]  ? __bpf_prog_get+0x9b/0x290
[  250.595589]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  250.600437]  ? bpf_prog_test_run+0x130/0x1a0
[  250.604858]  ? __x64_sys_bpf+0x3d8/0x510
[  250.608924]  ? bpf_prog_get+0x20/0x20
[  250.612741]  ? ksys_ioctl+0x81/0xd0
[  250.616392]  ? do_syscall_64+0x1b9/0x820
[  250.620461]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  250.625828]  ? syscall_return_slowpath+0x5e0/0x5e0
[  250.630767]  ? trace_hardirqs_off+0x300/0x300
[  250.635277]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  250.640300]  ? recalc_sigpending_tsk+0x180/0x180
[  250.645059]  ? kasan_check_write+0x14/0x20
[  250.649301]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  250.654156]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  250.659540] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  250.659634] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  250.666473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  250.666482] Call Trace:
[  250.673063] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  250.682310]  <IRQ>
[  250.684885] syz-executor0 cpuset=
[  250.695366]  dump_stack+0x1c4/0x2b4
[  250.697487] syz0
[  250.700938]  ? dump_stack_print_info.cold.2+0x52/0x52
[  250.704544]  mems_allowed=0
[  250.706521]  warn_alloc.cold.118+0xb7/0x1bd
[  250.718915]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  250.723771]  ? lock_downgrade+0x900/0x900
[  250.727933]  ? trace_hardirqs_off+0xb8/0x300
[  250.732360]  ? trace_hardirqs_off+0xb8/0x300
[  250.736783]  __alloc_pages_slowpath+0x2667/0x2d80
[  250.741660]  ? warn_alloc+0x120/0x120
[  250.745472]  ? warn_alloc+0x120/0x120
[  250.749279]  ? print_usage_bug+0xc0/0xc0
[  250.753345]  ? warn_alloc+0x120/0x120
[  250.757150]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  250.762170]  ? print_usage_bug+0xc0/0xc0
[  250.766238]  ? __lock_acquire+0x7ec/0x4ec0
[  250.770472]  ? __lock_acquire+0x7ec/0x4ec0
[  250.774711]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  250.780255]  ? should_fail+0x22d/0xd01
[  250.784149]  ? __lock_acquire+0x7ec/0x4ec0
[  250.788391]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  250.793498]  ? __lock_acquire+0x7ec/0x4ec0
[  250.797743]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  250.802861]  ? __lock_acquire+0x7ec/0x4ec0
[  250.807100]  ? should_fail+0x22d/0xd01
[  250.811006]  ? mark_held_locks+0x130/0x130
[  250.815250]  ? mark_held_locks+0x130/0x130
[  250.819496]  ? graph_lock+0x170/0x170
[  250.823298]  ? print_usage_bug+0xc0/0xc0
[  250.827363]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  250.832131]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.837672]  ? check_preemption_disabled+0x48/0x200
[  250.842685]  ? check_preemption_disabled+0x48/0x200
[  250.847718]  ? __lock_is_held+0xb5/0x140
[  250.851802]  __alloc_pages_nodemask+0xa80/0xde0
[  250.856476]  ? graph_lock+0x170/0x170
[  250.860289]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  250.865308]  ? graph_lock+0x170/0x170
[  250.869124]  ? find_held_lock+0x36/0x1c0
[  250.873203]  ? ____cache_alloc_node+0x1c7/0x1e0
[  250.877878]  ? lock_downgrade+0x900/0x900
[  250.882041]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.887591]  cache_grow_begin+0x91/0x8c0
[  250.891658]  ? do_raw_spin_unlock+0xa7/0x2f0
[  250.896082]  fallback_alloc+0x203/0x2e0
[  250.900068]  ____cache_alloc_node+0x1c7/0x1e0
[  250.904574]  kmem_cache_alloc_node+0xe3/0x730
[  250.909079]  ? ipv6_get_ifaddr+0x42e/0x620
[  250.913334]  __alloc_skb+0x119/0x770
[  250.917062]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  250.922354]  ? skb_scrub_packet+0x490/0x490
[  250.926683]  ? lock_downgrade+0x900/0x900
[  250.930852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.936408]  ? refcount_sub_and_test_checked+0x203/0x310
[  250.941894]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  250.947363]  ? addrconf_rs_timer+0x6f0/0x6f0
[  250.951804]  ndisc_alloc_skb+0x144/0x340
[  250.955881]  ndisc_send_rs+0x331/0x6e0
[  250.959784]  addrconf_rs_timer+0x3c0/0x6f0
[  250.964043]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.968304]  call_timer_fn+0x272/0x920
[  250.972203]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.976448]  ? process_timeout+0x40/0x40
[  250.980514]  ? find_held_lock+0x36/0x1c0
[  250.984589]  ? mark_held_locks+0xc7/0x130
[  250.988746]  ? _raw_spin_unlock_irq+0x27/0x80
[  250.993256]  ? _raw_spin_unlock_irq+0x27/0x80
[  250.997762]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  251.002004]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  251.006594]  ? trace_hardirqs_on+0xbd/0x310
[  251.011355]  ? kasan_check_read+0x11/0x20
[  251.016028]  ? __run_timers+0x7da/0xc70
[  251.020011]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  251.025488]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  251.029727]  __run_timers+0x7e5/0xc70
[  251.033552]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  251.038927]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  251.043948]  ? graph_lock+0x170/0x170
[  251.047769]  ? print_usage_bug+0xc0/0xc0
[  251.051830]  ? lock_release+0x970/0x970
[  251.055807]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  251.061012]  ? find_held_lock+0x36/0x1c0
[  251.065078]  ? graph_lock+0x170/0x170
[  251.068888]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.074432]  ? check_preemption_disabled+0x48/0x200
[  251.079464]  ? __lock_is_held+0xb5/0x140
[  251.083534]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.089074]  ? check_preemption_disabled+0x48/0x200
[  251.094107]  run_timer_softirq+0x52/0xb0
[  251.098174]  ? rcu_read_lock_sched_held+0x108/0x120
[  251.103198]  __do_softirq+0x30b/0xad8
[  251.107017]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  251.112128]  ? pvclock_read_flags+0x160/0x160
[  251.116627]  ? lapic_next_event+0x5a/0x90
[  251.120789]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.126332]  ? check_preemption_disabled+0x48/0x200
[  251.131351]  ? check_preemption_disabled+0x48/0x200
[  251.136379]  ? kvm_clock_read+0x18/0x30
[  251.140357]  ? kvm_sched_clock_read+0x9/0x20
[  251.144776]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.150314]  ? check_preemption_disabled+0x48/0x200
[  251.155344]  irq_exit+0x17f/0x1c0
[  251.158820]  smp_apic_timer_interrupt+0x1cb/0x760
[  251.163668]  ? smp_call_function_single_interrupt+0x650/0x650
[  251.169556]  ? interrupt_entry+0xb5/0xf0
[  251.173622]  ? trace_hardirqs_off_caller+0xbb/0x300
[  251.178639]  ? trace_hardirqs_off_caller+0xbb/0x300
[  251.183660]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  251.188503]  ? trace_hardirqs_off+0x300/0x300
[  251.192998]  ? trace_hardirqs_off+0x300/0x300
[  251.197505]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.203045]  ? check_preemption_disabled+0x48/0x200
[  251.208067]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.213614]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  251.218471]  apic_timer_interrupt+0xf/0x20
[  251.222704]  </IRQ>
[  251.224946] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  251.230325] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  251.249235] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  251.256955] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  251.264243] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  251.271522] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  251.278805] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  251.286086] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  251.293392]  ? page_evictable+0x35d/0x540
[  251.297560]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  251.303183]  page_evictable+0x36b/0x540
[  251.307164]  ? kswapd_stop+0x100/0x100
[  251.311063]  ? ___might_sleep+0x1ed/0x300
[  251.315216]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  251.320671]  ? arch_local_save_flags+0x40/0x40
[  251.325258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.330803]  ? check_preemption_disabled+0x48/0x200
[  251.335836]  shrink_active_list+0x845/0x1c20
[  251.340250]  ? free_unref_page_list+0xc0f/0x11e0
[  251.345029]  ? shrink_inactive_list+0x1c60/0x1c60
[  251.349894]  ? graph_lock+0x170/0x170
[  251.353699]  ? __page_frag_cache_drain+0x200/0x200
[  251.358635]  ? print_usage_bug+0xc0/0xc0
[  251.362717]  ? find_held_lock+0x36/0x1c0
[  251.366791]  ? graph_lock+0x170/0x170
[  251.370599]  ? mark_held_locks+0xc7/0x130
[  251.374757]  ? check_preemption_disabled+0x48/0x200
[  251.379780]  ? check_preemption_disabled+0x48/0x200
[  251.384844]  ? graph_lock+0x170/0x170
[  251.388653]  ? __lock_is_held+0xb5/0x140
[  251.392724]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.398279]  ? check_preemption_disabled+0x48/0x200
[  251.403326]  ? __lock_is_held+0xb5/0x140
[  251.407412]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  251.412436]  ? inactive_list_is_low+0x305/0x880
[  251.417121]  ? lruvec_lru_size+0x450/0x450
[  251.421358]  ? kasan_check_read+0x11/0x20
[  251.425525]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  251.430472]  shrink_node_memcg+0x803/0x18e0
[  251.434814]  ? shrink_active_list+0x1c20/0x1c20
[  251.439496]  ? lockdep_hardirqs_on+0x421/0x5c0
[  251.444085]  ? trace_hardirqs_on+0xbd/0x310
[  251.448414]  ? vmpressure+0x294/0x310
[  251.452226]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  251.457712]  shrink_node+0x3bc/0x16b0
[  251.461523]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  251.466830]  ? shrink_node_memcg+0x18e0/0x18e0
[  251.471419]  ? lockdep_hardirqs_on+0x421/0x5c0
[  251.476013]  ? trace_hardirqs_on+0xbd/0x310
[  251.480343]  ? vmpressure+0x294/0x310
[  251.484154]  ? do_raw_spin_unlock+0xa7/0x2f0
[  251.488571]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  251.493168]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  251.498731]  ? __cpuset_node_allowed+0x19b/0x660
[  251.503508]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  251.509230]  ? vmpressure+0x1c9/0x310
[  251.513052]  do_try_to_free_pages+0x3e7/0x1290
[  251.517668]  ? shrink_node+0x16b0/0x16b0
[  251.521738]  ? __lock_is_held+0xb5/0x140
[  251.525840]  try_to_free_pages+0x4d0/0xb90
[  251.530095]  ? do_try_to_free_pages+0x1290/0x1290
[  251.534950]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.540516]  ? lock_acquire+0x1ed/0x520
[  251.544500]  ? set_page_refcounted+0x280/0x280
[  251.549098]  ? lock_release+0x970/0x970
[  251.553090]  ? ___might_sleep+0x1ed/0x300
[  251.557246]  ? arch_local_save_flags+0x40/0x40
[  251.561839]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  251.566865]  ? __radix_tree_lookup+0x358/0x4c0
[  251.571462]  __alloc_pages_slowpath+0x993/0x2d80
[  251.576247]  ? kasan_check_read+0x11/0x20
[  251.580408]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  251.585698]  ? warn_alloc+0x120/0x120
[  251.589520]  ? __radix_tree_lookup+0x4c0/0x4c0
[  251.594123]  ? find_get_entry+0x2f2/0xc40
[  251.598290]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.603841]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  251.608788]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.614331]  ? should_fail+0x22d/0xd01
[  251.618233]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  251.623342]  ? __lock_is_held+0xb5/0x140
[  251.627409]  ? graph_lock+0x170/0x170
[  251.631216]  ? graph_lock+0x170/0x170
[  251.635043]  ? __lock_is_held+0xb5/0x140
[  251.639120]  ? __lock_acquire+0x7ec/0x4ec0
[  251.643453]  ? ___might_sleep+0x1ed/0x300
[  251.647608]  ? lock_release+0x970/0x970
[  251.651593]  ? arch_local_save_flags+0x40/0x40
[  251.656192]  ? __might_sleep+0x95/0x190
[  251.660179]  __alloc_pages_nodemask+0xa80/0xde0
[  251.664868]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  251.669895]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  251.675693]  ? kasan_check_read+0x11/0x20
[  251.679849]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  251.685137]  ? graph_lock+0x170/0x170
[  251.688941]  ? print_usage_bug+0xc0/0xc0
[  251.693019]  ? graph_lock+0x170/0x170
[  251.696829]  ? graph_lock+0x170/0x170
[  251.700634]  ? __do_page_cache_readahead+0x7ce/0x980
[  251.705756]  ? find_held_lock+0x36/0x1c0
[  251.709833]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  251.715382]  alloc_pages_current+0x10c/0x210
[  251.719795]  ? lock_downgrade+0x900/0x900
[  251.723952]  __page_cache_alloc+0x38f/0x5b0
[  251.728289]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  251.734089]  ? kasan_check_read+0x11/0x20
[  251.738245]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  251.743532]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  251.748208]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.753759]  ? check_preemption_disabled+0x48/0x200
[  251.758798]  filemap_fault+0x1594/0x25f0
[  251.762880]  ? __lock_page_or_retry+0xa00/0xa00
[  251.767555]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  251.773354]  ? kasan_check_read+0x11/0x20
[  251.777511]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  251.782809]  ? rcu_bh_qs+0xc0/0xc0
[  251.786373]  ? print_usage_bug+0xc0/0xc0
[  251.790458]  ? filemap_map_pages+0xdea/0x1980
[  251.795003]  ? print_usage_bug+0xc0/0xc0
[  251.799083]  ? find_get_pages_range_tag+0x1320/0x1320
[  251.804284]  ? print_usage_bug+0xc0/0xc0
[  251.808365]  ? __lock_acquire+0x7ec/0x4ec0
[  251.812609]  ? graph_lock+0x170/0x170
[  251.816419]  ? __sigqueue_free.part.27+0x7d/0xa0
[  251.821231]  ? __lock_acquire+0x7ec/0x4ec0
[  251.825506]  ? lock_acquire+0x1ed/0x520
[  251.829794]  ? ext4_filemap_fault+0x7a/0xad
[  251.834149]  ? lock_release+0x970/0x970
[  251.838148]  ? arch_local_save_flags+0x40/0x40
[  251.842755]  ? mark_held_locks+0x130/0x130
[  251.847037]  ? down_read+0xb0/0x1d0
[  251.850677]  ? ext4_filemap_fault+0x7a/0xad
[  251.855011]  ? __down_interruptible+0x700/0x700
[  251.859706]  ? graph_lock+0x170/0x170
[  251.863521]  ? __sigqueue_free.part.27+0x7d/0xa0
[  251.868304]  ext4_filemap_fault+0x82/0xad
[  251.872486]  __do_fault+0x100/0x6b0
[  251.876129]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  251.881423]  ? print_bad_pte+0x6c0/0x6c0
[  251.885509]  ? pmd_val+0x88/0x100
[  251.888989]  ? add_mm_counter_fast+0xd0/0xd0
[  251.893403]  ? pmd_val+0x88/0x100
[  251.896869]  ? add_mm_counter_fast+0xd0/0xd0
[  251.901290]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.906845]  __handle_mm_fault+0x3709/0x53e0
[  251.911274]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  251.916123]  ? graph_lock+0x170/0x170
[  251.919929]  ? print_usage_bug+0xc0/0xc0
[  251.924003]  ? graph_lock+0x170/0x170
[  251.927814]  ? graph_lock+0x170/0x170
[  251.931643]  ? handle_mm_fault+0x42a/0xc70
[  251.935887]  ? lock_downgrade+0x900/0x900
[  251.940039]  ? check_preemption_disabled+0x48/0x200
[  251.945074]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  251.950879]  ? kasan_check_read+0x11/0x20
[  251.955059]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  251.960822]  ? rcu_bh_qs+0xc0/0xc0
[  251.964370]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  251.969832]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.975376]  ? check_preemption_disabled+0x48/0x200
[  251.980414]  handle_mm_fault+0x54f/0xc70
[  251.984499]  ? __handle_mm_fault+0x53e0/0x53e0
[  251.989092]  ? find_vma+0x34/0x190
[  251.992648]  __do_page_fault+0x67d/0xed0
[  251.996728]  ? mm_fault_error+0x380/0x380
[  252.000892]  ? syscall_slow_exit_work+0x520/0x520
[  252.005744]  do_page_fault+0xf2/0x7e0
[  252.009558]  ? vmalloc_sync_all+0x30/0x30
[  252.013716]  ? error_entry+0x70/0xd0
[  252.017439]  ? trace_hardirqs_off_caller+0xbb/0x300
[  252.022458]  ? trace_hardirqs_on_caller+0xc0/0x300
[  252.027392]  ? syscall_return_slowpath+0x5e0/0x5e0
[  252.032324]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  252.037170]  ? trace_hardirqs_off+0x300/0x300
[  252.041667]  ? trace_hardirqs_off_caller+0x300/0x300
[  252.046783]  ? prepare_exit_to_usermode+0x291/0x3b0
[  252.051809]  ? page_fault+0x8/0x30
[  252.055357]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  252.060210]  ? page_fault+0x8/0x30
[  252.063763]  page_fault+0x1e/0x30
[  252.067219] RIP: 0033:0x45db60
[  252.070416] Code: Bad RIP value.
[  252.073785] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  252.079153] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  252.086424] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  252.093693] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  252.100978] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  252.108252] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  252.115564] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  252.115569] warn_alloc_show_mem: 1 callbacks suppressed
[  252.115577] Mem-Info:
[  252.122771] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  252.128140] active_anon:41015 inactive_anon:371 isolated_anon:0
[  252.128140]  active_file:15 inactive_file:16 isolated_file:2
[  252.128140]  unevictable:0 dirty:0 writeback:0 unstable:0
[  252.128140]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  252.128140]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  252.128140]  free:13788 free_pcp:262 free_cma:0
[  252.130516] Call Trace:
[  252.139904] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  252.172764]  <IRQ>
[  252.172792]  dump_stack+0x1c4/0x2b4
[  252.175362] Node 0 
[  252.203057]  ? dump_stack_print_info.cold.2+0x52/0x52
[  252.205204] 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
[  252.208905]  warn_alloc.cold.118+0xb7/0x1bd
[  252.211109] lowmem_reserve[]:
[  252.216315]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  252.241897]  0
[  252.246241]  ? lock_downgrade+0x900/0x900
[  252.249303]  2815 6318
[  252.254160]  ? trace_hardirqs_off+0xb8/0x300
[  252.255935]  6318
[  252.260079]  ? trace_hardirqs_off+0xb8/0x300
[  252.266963]  __alloc_pages_slowpath+0x2667/0x2d80
[  252.269007] Node 0 
[  252.273434]  ? warn_alloc+0x120/0x120
[  252.278255] DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  252.280472]  ? trace_hardirqs_on+0x310/0x310
[  252.284246] lowmem_reserve[]:
[  252.311270]  ? warn_alloc+0x120/0x120
[  252.315638]  0 0
[  252.318762]  ? print_usage_bug+0xc0/0xc0
[  252.322539]  3503 3503
[  252.324520]  ? warn_alloc+0x120/0x120
[  252.331047]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  252.334819] Node 0 
[  252.339836]  ? print_usage_bug+0xc0/0xc0
[  252.339869] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  252.339877] lowmem_reserve[]:
[  252.342107]  ? __lock_acquire+0x7ec/0x4ec0
[  252.346146]  0
[  252.374534]  ? __lock_acquire+0x7ec/0x4ec0
[  252.377611]  0 0
[  252.381860]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.383639]  0
[  252.387869]  ? should_fail+0x22d/0xd01
[  252.395352]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  252.397128] Node 0 
[  252.401010]  ? __lock_acquire+0x7ec/0x4ec0
[  252.406088] DMA: 
[  252.408323]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  252.412531] 1*4kB 
[  252.414592]  ? __lock_acquire+0x7ec/0x4ec0
[  252.419668] (U) 
[  252.421815]  ? should_fail+0x22d/0xd01
[  252.426028] 0*8kB 
[  252.428009]  ? print_usage_bug+0xc0/0xc0
[  252.431870] 0*16kB 
[  252.434056]  ? mark_held_locks+0x130/0x130
[  252.438090] 1*32kB 
[  252.440333]  ? mark_held_locks+0x130/0x130
[  252.444541] (U) 
[  252.446961]  ? graph_lock+0x170/0x170
[  252.451176] 2*64kB 
[  252.453150]  ? print_usage_bug+0xc0/0xc0
[  252.456923] (U) 
[  252.459159]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  252.463194] 1*128kB 
[  252.465186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.469914] (U) 
[  252.472237]  ? check_preemption_disabled+0x48/0x200
[  252.477747] 1*256kB 
[  252.479718]  ? check_preemption_disabled+0x48/0x200
[  252.484708] (U) 
[  252.487042]  ? __lock_is_held+0xb5/0x140
[  252.492025] 0*512kB 
[  252.494007]  __alloc_pages_nodemask+0xa80/0xde0
[  252.498042] 1*1024kB 
[  252.500358]  ? graph_lock+0x170/0x170
[  252.505001] (U) 
[  252.507407]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  252.511183] 1*2048kB 
[  252.513157]  ? graph_lock+0x170/0x170
[  252.518141] (M) 3*4096kB 
[  252.520570]  ? find_held_lock+0x36/0x1c0
[  252.524335] (M) 
[  252.527099]  ? ____cache_alloc_node+0x1c7/0x1e0
[  252.531126] = 15908kB
[  252.533098]  ? lock_downgrade+0x900/0x900
[  252.537740] Node 0 
[  252.540162]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.544279] DMA32: 
[  252.546518]  cache_grow_begin+0x91/0x8c0
[  252.552024] 3*4kB 
[  252.554266]  ? do_raw_spin_unlock+0xa7/0x2f0
[  252.558305] (M) 
[  252.560472]  fallback_alloc+0x203/0x2e0
[  252.564838] 2*8kB (M) 
[  252.566833]  ____cache_alloc_node+0x1c7/0x1e0
[  252.570783] 1*16kB 
[  252.573286]  kmem_cache_alloc_node+0xe3/0x730
[  252.577757] (M) 
[  252.579999]  ? ipv6_get_ifaddr+0x42e/0x620
[  252.584462] 1*32kB (M) 
[  252.586449]  __alloc_skb+0x119/0x770
[  252.590654] 3*64kB 
[  252.593241]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  252.596925] (UM) 
[  252.599160]  ? skb_scrub_packet+0x490/0x490
[  252.604408] 3*128kB 
[  252.606467]  ? lock_downgrade+0x900/0x900
[  252.610758] (M) 
[  252.613087]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.617205] 2*256kB 
[  252.619177]  ? refcount_sub_and_test_checked+0x203/0x310
[  252.624686] (M) 
[  252.627005]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  252.632428] 3*512kB 
[  252.634402]  ? addrconf_rs_timer+0x6f0/0x6f0
[  252.639819] (M) 
[  252.642150]  ndisc_alloc_skb+0x144/0x340
[  252.646523] 4*1024kB 
[  252.648516]  ndisc_send_rs+0x331/0x6e0
[  252.652547] (UM) 
[  252.654958]  addrconf_rs_timer+0x3c0/0x6f0
[  252.658855] 3*2048kB 
[  252.660919]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.665128] (UM) 
[  252.667544]  call_timer_fn+0x272/0x920
[  252.671737] 3*4096kB (M) 
[  252.673819]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.677677] = 25228kB
[  252.680435]  ? process_timeout+0x40/0x40
[  252.684638] Node 0 
[  252.687043]  ? find_held_lock+0x36/0x1c0
[  252.691070] Normal: 866*4kB 
[  252.693319]  ? __run_timers+0x7da/0xc70
[  252.697347] (ME) 
[  252.700364]  ? _raw_spin_unlock_irq+0x27/0x80
[  252.704307] 469*8kB (UME) 
[  252.706384]  ? _raw_spin_unlock_irq+0x27/0x80
[  252.710848] 197*16kB (UME) 
[  252.713701]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.713721]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  252.718191] 59*32kB 
[  252.721121]  ? trace_hardirqs_on+0xbd/0x310
[  252.725330] (UME) 
[  252.729906]  ? kasan_check_read+0x11/0x20
[  252.732204] 18*64kB 
[  252.736528]  ? __run_timers+0x7da/0xc70
[  252.738648] (ME) 
[  252.742797]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  252.745098] 3*128kB 
[  252.749072]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.751122] (M) 
[  252.756570]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.758870] 1*256kB 
[  252.763101]  __run_timers+0x7e5/0xc70
[  252.765046] (U) 
[  252.769301]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  252.771590] 0*512kB 
[  252.775387]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  252.777355] 0*1024kB 
[  252.782721]  ? graph_lock+0x170/0x170
[  252.785019] 0*2048kB 
[  252.790031]  ? enqueue_hrtimer+0x1a5/0x560
[  252.792416] 0*4096kB 
[  252.796210]  ? lock_release+0x970/0x970
[  252.798598] = 14048kB
[  252.802829]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  252.805221] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  252.809186]  ? find_held_lock+0x36/0x1c0
[  252.811579] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  252.816759]  ? graph_lock+0x170/0x170
[  252.825577] 412 total pagecache pages
[  252.829634]  ? pvclock_read_flags+0x160/0x160
[  252.838194] 0 pages in swap cache
[  252.841996]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.845776] Swap cache stats: add 0, delete 0, find 0/0
[  252.850270]  ? check_preemption_disabled+0x48/0x200
[  252.853689] Free swap  = 0kB
[  252.853698] Total swap = 0kB
[  252.859274]  ? __lock_is_held+0xb5/0x140
[  252.864616] 1965979 pages RAM
[  252.869656]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.872632] 0 pages HighMem/MovableOnly
[  252.872642] 343323 pages reserved
[  252.875660]  ? check_preemption_disabled+0x48/0x200
[  252.879703] 0 pages cma reserved
[  252.879822] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  252.882822]  run_timer_softirq+0x52/0xb0
[  252.888464] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  252.892311]  ? rcu_read_lock_sched_held+0x108/0x120
[  252.895737] syz-fuzzer cpuset=
[  252.900772]  __do_softirq+0x30b/0xad8
[  252.904118] /
[  252.910634]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  252.914655]  mems_allowed=0
[  252.946605]  ? pvclock_read_flags+0x160/0x160
[  252.951117]  ? lapic_next_event+0x5a/0x90
[  252.955295]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.960861]  ? check_preemption_disabled+0x48/0x200
[  252.965898]  ? check_preemption_disabled+0x48/0x200
[  252.970947]  ? kvm_clock_read+0x18/0x30
[  252.974942]  ? kvm_sched_clock_read+0x9/0x20
[  252.979374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.984922]  ? check_preemption_disabled+0x48/0x200
[  252.989974]  irq_exit+0x17f/0x1c0
[  252.993454]  smp_apic_timer_interrupt+0x1cb/0x760
[  252.998302]  ? smp_reschedule_interrupt+0x109/0x650
[  253.003337]  ? smp_call_function_single_interrupt+0x650/0x650
[  253.009271]  ? interrupt_entry+0xb5/0xf0
[  253.013378]  ? trace_hardirqs_off_caller+0xbb/0x300
[  253.018418]  ? trace_hardirqs_off_caller+0xbb/0x300
[  253.023458]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  253.028321]  ? trace_hardirqs_off+0x300/0x300
[  253.032824]  ? trace_hardirqs_off+0x300/0x300
[  253.037334]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.042885]  ? check_preemption_disabled+0x48/0x200
[  253.047918]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.053487]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  253.058356]  apic_timer_interrupt+0xf/0x20
[  253.062596]  </IRQ>
[  253.064848] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  253.069793] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  253.088715] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  253.096450] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  253.103757] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  253.111053] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  253.118337] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  253.125608] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  253.132926]  skb_clone+0x1bb/0x500
[  253.136471]  ? skb_split+0x11e0/0x11e0
[  253.140371]  ? dev_forward_skb+0x4c/0x60
[  253.144438]  ? __bpf_redirect+0x54b/0xb20
[  253.148593]  ? __switch_to_asm+0x34/0x70
[  253.152664]  bpf_clone_redirect+0xb9/0x490
[  253.156911]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  253.161935]  ? __sched_text_start+0x8/0x8
[  253.166100]  ? lockdep_hardirqs_on+0x421/0x5c0
[  253.170692]  ? retint_kernel+0x2d/0x2d
[  253.174594]  ? trace_hardirqs_on_caller+0xc0/0x300
[  253.179536]  ? find_held_lock+0x36/0x1c0
[  253.183606]  ? lock_acquire+0x1ed/0x520
[  253.187585]  ? bpf_test_run+0x32e/0x5a0
[  253.191565]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.197104]  ? check_preemption_disabled+0x48/0x200
[  253.202125]  ? kasan_check_read+0x11/0x20
[  253.206285]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  253.211570]  ? rcu_bh_qs+0xc0/0xc0
[  253.215120]  ? preempt_schedule+0x4d/0x60
[  253.219291]  ? ___preempt_schedule+0x16/0x18
[  253.223712]  ? bpf_test_run+0x1c0/0x5a0
[  253.227699]  ? netlink_diag_dump+0x2a0/0x2a0
[  253.232116]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.237657]  ? bpf_test_init.isra.9+0x70/0x100
[  253.242249]  ? bpf_prog_test_run_skb+0x634/0xb40
[  253.247025]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  253.251868]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  253.257407]  ? fput+0x130/0x1a0
[  253.260688]  ? __bpf_prog_get+0x9b/0x290
[  253.264758]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  253.269602]  ? bpf_prog_test_run+0x130/0x1a0
[  253.274019]  ? __x64_sys_bpf+0x3d8/0x510
[  253.278085]  ? bpf_prog_get+0x20/0x20
[  253.281898]  ? ksys_ioctl+0x81/0xd0
[  253.285537]  ? do_syscall_64+0x1b9/0x820
[  253.289606]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  253.294992]  ? syscall_return_slowpath+0x5e0/0x5e0
[  253.299930]  ? trace_hardirqs_off+0x300/0x300
[  253.304433]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  253.309455]  ? recalc_sigpending_tsk+0x180/0x180
[  253.314214]  ? kasan_check_write+0x14/0x20
[  253.318462]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  253.323316]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  253.328699] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  253.328787] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  253.335623] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  253.335633] Call Trace:
[  253.342220] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  253.351467]  <IRQ>
[  253.354051] syz-executor0 cpuset=
[  253.364542]  dump_stack+0x1c4/0x2b4
[  253.366664] syz0
[  253.370118]  ? dump_stack_print_info.cold.2+0x52/0x52
[  253.373717]  mems_allowed=0
[  253.375700]  warn_alloc.cold.118+0xb7/0x1bd
[  253.388115]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  253.392985]  ? lock_downgrade+0x900/0x900
[  253.397148]  ? trace_hardirqs_off+0xb8/0x300
[  253.401571]  ? trace_hardirqs_off+0xb8/0x300
[  253.406000]  __alloc_pages_slowpath+0x2667/0x2d80
[  253.410881]  ? warn_alloc+0x120/0x120
[  253.414696]  ? trace_hardirqs_on+0x310/0x310
[  253.419111]  ? warn_alloc+0x120/0x120
[  253.422916]  ? print_usage_bug+0xc0/0xc0
[  253.426995]  ? warn_alloc+0x120/0x120
[  253.430804]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  253.435829]  ? print_usage_bug+0xc0/0xc0
[  253.439903]  ? __lock_acquire+0x7ec/0x4ec0
[  253.444141]  ? __lock_acquire+0x7ec/0x4ec0
[  253.448384]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.453929]  ? should_fail+0x22d/0xd01
[  253.457829]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  253.462938]  ? __lock_acquire+0x7ec/0x4ec0
[  253.467191]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  253.472297]  ? __lock_acquire+0x7ec/0x4ec0
[  253.476536]  ? should_fail+0x22d/0xd01
[  253.480436]  ? print_usage_bug+0xc0/0xc0
[  253.484692]  ? mark_held_locks+0x130/0x130
[  253.488936]  ? mark_held_locks+0x130/0x130
[  253.493192]  ? graph_lock+0x170/0x170
[  253.497005]  ? print_usage_bug+0xc0/0xc0
[  253.501073]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  253.505839]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.511394]  ? check_preemption_disabled+0x48/0x200
[  253.516424]  ? check_preemption_disabled+0x48/0x200
[  253.521465]  ? __lock_is_held+0xb5/0x140
[  253.525544]  __alloc_pages_nodemask+0xa80/0xde0
[  253.530219]  ? graph_lock+0x170/0x170
[  253.534030]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  253.539131]  ? graph_lock+0x170/0x170
[  253.542946]  ? find_held_lock+0x36/0x1c0
[  253.547033]  ? ____cache_alloc_node+0x1c7/0x1e0
[  253.551708]  ? lock_downgrade+0x900/0x900
[  253.555868]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.561421]  cache_grow_begin+0x91/0x8c0
[  253.565487]  ? do_raw_spin_unlock+0xa7/0x2f0
[  253.569905]  fallback_alloc+0x203/0x2e0
[  253.573887]  ____cache_alloc_node+0x1c7/0x1e0
[  253.578393]  kmem_cache_alloc_node+0xe3/0x730
[  253.582894]  ? ipv6_get_ifaddr+0x42e/0x620
[  253.587145]  __alloc_skb+0x119/0x770
[  253.590864]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  253.596148]  ? skb_scrub_packet+0x490/0x490
[  253.600474]  ? lock_downgrade+0x900/0x900
[  253.604635]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.610181]  ? refcount_sub_and_test_checked+0x203/0x310
[  253.615643]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  253.621101]  ? addrconf_rs_timer+0x6f0/0x6f0
[  253.625525]  ndisc_alloc_skb+0x144/0x340
[  253.629595]  ndisc_send_rs+0x331/0x6e0
[  253.633493]  addrconf_rs_timer+0x3c0/0x6f0
[  253.637737]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.642000]  call_timer_fn+0x272/0x920
[  253.645891]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.650137]  ? process_timeout+0x40/0x40
[  253.654201]  ? find_held_lock+0x36/0x1c0
[  253.658276]  ? mark_held_locks+0xc7/0x130
[  253.662431]  ? _raw_spin_unlock_irq+0x27/0x80
[  253.666932]  ? _raw_spin_unlock_irq+0x27/0x80
[  253.671436]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.675677]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  253.680268]  ? trace_hardirqs_on+0xbd/0x310
[  253.684592]  ? kasan_check_read+0x11/0x20
[  253.688745]  ? __run_timers+0x7da/0xc70
[  253.692732]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  253.698198]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.702442]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.706685]  __run_timers+0x7e5/0xc70
[  253.710509]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  253.715879]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  253.720901]  ? graph_lock+0x170/0x170
[  253.724709]  ? print_usage_bug+0xc0/0xc0
[  253.728777]  ? lock_release+0x970/0x970
[  253.732763]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  253.737974]  ? find_held_lock+0x36/0x1c0
[  253.742044]  ? graph_lock+0x170/0x170
[  253.745856]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.751395]  ? check_preemption_disabled+0x48/0x200
[  253.756431]  ? __lock_is_held+0xb5/0x140
[  253.760498]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.766042]  ? check_preemption_disabled+0x48/0x200
[  253.771071]  run_timer_softirq+0x52/0xb0
[  253.775139]  ? rcu_read_lock_sched_held+0x108/0x120
[  253.780168]  __do_softirq+0x30b/0xad8
[  253.784003]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  253.789120]  ? pvclock_read_flags+0x160/0x160
[  253.793618]  ? lapic_next_event+0x5a/0x90
[  253.797777]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.803317]  ? check_preemption_disabled+0x48/0x200
[  253.808335]  ? check_preemption_disabled+0x48/0x200
[  253.813364]  ? kvm_clock_read+0x18/0x30
[  253.817342]  ? kvm_sched_clock_read+0x9/0x20
[  253.821763]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.827306]  ? check_preemption_disabled+0x48/0x200
[  253.832598]  irq_exit+0x17f/0x1c0
[  253.836075]  smp_apic_timer_interrupt+0x1cb/0x760
[  253.840929]  ? smp_call_function_single_interrupt+0x650/0x650
[  253.846837]  ? interrupt_entry+0xb5/0xf0
[  253.850913]  ? trace_hardirqs_off_caller+0xbb/0x300
[  253.855945]  ? trace_hardirqs_off_caller+0xbb/0x300
[  253.860998]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  253.865857]  ? trace_hardirqs_off+0x300/0x300
[  253.870357]  ? trace_hardirqs_off+0x300/0x300
[  253.874860]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.880497]  ? check_preemption_disabled+0x48/0x200
[  253.885524]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.891083]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  253.895944]  apic_timer_interrupt+0xf/0x20
[  253.900198]  </IRQ>
[  253.902453] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  253.907829] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  253.926748] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  253.934484] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  253.941777] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  253.949073] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  253.956361] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  253.964123] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  253.971438]  ? page_evictable+0x35d/0x540
[  253.975617]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  253.981172]  page_evictable+0x36b/0x540
[  253.985168]  ? kswapd_stop+0x100/0x100
[  253.989082]  ? ___might_sleep+0x1ed/0x300
[  253.993250]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  253.998722]  ? arch_local_save_flags+0x40/0x40
[  254.003324]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.008871]  ? check_preemption_disabled+0x48/0x200
[  254.013910]  shrink_active_list+0x845/0x1c20
[  254.018327]  ? free_unref_page_list+0xc0f/0x11e0
[  254.023112]  ? shrink_inactive_list+0x1c60/0x1c60
[  254.027981]  ? graph_lock+0x170/0x170
[  254.031788]  ? __page_frag_cache_drain+0x200/0x200
[  254.036723]  ? print_usage_bug+0xc0/0xc0
[  254.040839]  ? find_held_lock+0x36/0x1c0
[  254.045059]  ? graph_lock+0x170/0x170
[  254.048866]  ? mark_held_locks+0xc7/0x130
[  254.053020]  ? check_preemption_disabled+0x48/0x200
[  254.058039]  ? check_preemption_disabled+0x48/0x200
[  254.063071]  ? graph_lock+0x170/0x170
[  254.066872]  ? __lock_is_held+0xb5/0x140
[  254.070937]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.076486]  ? check_preemption_disabled+0x48/0x200
[  254.081518]  ? __lock_is_held+0xb5/0x140
[  254.085598]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  254.090620]  ? inactive_list_is_low+0x305/0x880
[  254.095301]  ? lruvec_lru_size+0x450/0x450
[  254.099537]  ? kasan_check_read+0x11/0x20
[  254.103697]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  254.108648]  shrink_node_memcg+0x803/0x18e0
[  254.112998]  ? shrink_active_list+0x1c20/0x1c20
[  254.117680]  ? lockdep_hardirqs_on+0x421/0x5c0
[  254.122266]  ? trace_hardirqs_on+0xbd/0x310
[  254.126594]  ? vmpressure+0x294/0x310
[  254.130402]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  254.135879]  shrink_node+0x3bc/0x16b0
[  254.139683]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  254.144993]  ? shrink_node_memcg+0x18e0/0x18e0
[  254.149579]  ? lockdep_hardirqs_on+0x421/0x5c0
[  254.154166]  ? trace_hardirqs_on+0xbd/0x310
[  254.158494]  ? vmpressure+0x294/0x310
[  254.162300]  ? do_raw_spin_unlock+0xa7/0x2f0
[  254.166713]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  254.171309]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  254.176851]  ? __cpuset_node_allowed+0x19b/0x660
[  254.181613]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  254.187330]  ? vmpressure+0x1c9/0x310
[  254.191147]  do_try_to_free_pages+0x3e7/0x1290
[  254.195760]  ? shrink_node+0x16b0/0x16b0
[  254.199827]  ? __lock_is_held+0xb5/0x140
[  254.203908]  try_to_free_pages+0x4d0/0xb90
[  254.208151]  ? do_try_to_free_pages+0x1290/0x1290
[  254.213009]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.218564]  ? lock_acquire+0x1ed/0x520
[  254.222543]  ? set_page_refcounted+0x280/0x280
[  254.227137]  ? lock_release+0x970/0x970
[  254.231123]  ? ___might_sleep+0x1ed/0x300
[  254.235280]  ? arch_local_save_flags+0x40/0x40
[  254.239869]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  254.244891]  ? __radix_tree_lookup+0x358/0x4c0
[  254.249484]  __alloc_pages_slowpath+0x993/0x2d80
[  254.254268]  ? kasan_check_read+0x11/0x20
[  254.258423]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  254.263705]  ? warn_alloc+0x120/0x120
[  254.267510]  ? __radix_tree_lookup+0x4c0/0x4c0
[  254.272110]  ? find_get_entry+0x2f2/0xc40
[  254.276273]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.281818]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  254.286748]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.292299]  ? should_fail+0x22d/0xd01
[  254.296196]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  254.301304]  ? __lock_is_held+0xb5/0x140
[  254.305369]  ? graph_lock+0x170/0x170
[  254.309174]  ? graph_lock+0x170/0x170
[  254.313001]  ? __lock_is_held+0xb5/0x140
[  254.317076]  ? __lock_acquire+0x7ec/0x4ec0
[  254.321320]  ? ___might_sleep+0x1ed/0x300
[  254.325471]  ? lock_release+0x970/0x970
[  254.329456]  ? arch_local_save_flags+0x40/0x40
[  254.334055]  ? __might_sleep+0x95/0x190
[  254.338040]  __alloc_pages_nodemask+0xa80/0xde0
[  254.342722]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  254.347749]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  254.353562]  ? kasan_check_read+0x11/0x20
[  254.357714]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  254.363007]  ? graph_lock+0x170/0x170
[  254.366810]  ? print_usage_bug+0xc0/0xc0
[  254.370886]  ? graph_lock+0x170/0x170
[  254.374689]  ? graph_lock+0x170/0x170
[  254.378493]  ? __do_page_cache_readahead+0x7ce/0x980
[  254.383605]  ? find_held_lock+0x36/0x1c0
[  254.387678]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  254.393221]  alloc_pages_current+0x10c/0x210
[  254.397633]  ? lock_downgrade+0x900/0x900
[  254.401803]  __page_cache_alloc+0x38f/0x5b0
[  254.406133]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  254.411928]  ? kasan_check_read+0x11/0x20
[  254.416092]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  254.421375]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  254.426053]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.431593]  ? check_preemption_disabled+0x48/0x200
[  254.436630]  filemap_fault+0x1594/0x25f0
[  254.440710]  ? __lock_page_or_retry+0xa00/0xa00
[  254.445383]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  254.451182]  ? kasan_check_read+0x11/0x20
[  254.455335]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  254.460616]  ? rcu_bh_qs+0xc0/0xc0
[  254.464164]  ? print_usage_bug+0xc0/0xc0
[  254.468238]  ? filemap_map_pages+0xdea/0x1980
[  254.472743]  ? print_usage_bug+0xc0/0xc0
[  254.476821]  ? find_get_pages_range_tag+0x1320/0x1320
[  254.482012]  ? print_usage_bug+0xc0/0xc0
[  254.486075]  ? __lock_acquire+0x7ec/0x4ec0
[  254.490313]  ? graph_lock+0x170/0x170
[  254.494118]  ? __sigqueue_free.part.27+0x7d/0xa0
[  254.498886]  ? __lock_acquire+0x7ec/0x4ec0
[  254.503136]  ? lock_acquire+0x1ed/0x520
[  254.507114]  ? ext4_filemap_fault+0x7a/0xad
[  254.511442]  ? lock_release+0x970/0x970
[  254.515421]  ? arch_local_save_flags+0x40/0x40
[  254.520011]  ? mark_held_locks+0x130/0x130
[  254.524265]  ? down_read+0xb0/0x1d0
[  254.527893]  ? ext4_filemap_fault+0x7a/0xad
[  254.532217]  ? __down_interruptible+0x700/0x700
[  254.536891]  ? graph_lock+0x170/0x170
[  254.540698]  ? __sigqueue_free.part.27+0x7d/0xa0
[  254.545471]  ext4_filemap_fault+0x82/0xad
[  254.549629]  __do_fault+0x100/0x6b0
[  254.553263]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  254.558547]  ? print_bad_pte+0x6c0/0x6c0
[  254.562617]  ? pmd_val+0x88/0x100
[  254.566074]  ? add_mm_counter_fast+0xd0/0xd0
[  254.570486]  ? pmd_val+0x88/0x100
[  254.573940]  ? add_mm_counter_fast+0xd0/0xd0
[  254.578363]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.583907]  __handle_mm_fault+0x3709/0x53e0
[  254.588327]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  254.593176]  ? graph_lock+0x170/0x170
[  254.596985]  ? print_usage_bug+0xc0/0xc0
[  254.601055]  ? graph_lock+0x170/0x170
[  254.604855]  ? graph_lock+0x170/0x170
[  254.608676]  ? handle_mm_fault+0x42a/0xc70
[  254.612917]  ? lock_downgrade+0x900/0x900
[  254.617066]  ? check_preemption_disabled+0x48/0x200
[  254.622094]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  254.627894]  ? kasan_check_read+0x11/0x20
[  254.632048]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  254.637329]  ? rcu_bh_qs+0xc0/0xc0
[  254.640878]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  254.646337]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.651878]  ? check_preemption_disabled+0x48/0x200
[  254.656912]  handle_mm_fault+0x54f/0xc70
[  254.660995]  ? __handle_mm_fault+0x53e0/0x53e0
[  254.665588]  ? find_vma+0x34/0x190
[  254.669142]  __do_page_fault+0x67d/0xed0
[  254.673215]  ? mm_fault_error+0x380/0x380
[  254.677375]  ? syscall_slow_exit_work+0x520/0x520
[  254.682231]  do_page_fault+0xf2/0x7e0
[  254.686043]  ? vmalloc_sync_all+0x30/0x30
[  254.690203]  ? error_entry+0x70/0xd0
[  254.693921]  ? trace_hardirqs_off_caller+0xbb/0x300
[  254.698939]  ? trace_hardirqs_on_caller+0xc0/0x300
[  254.703881]  ? syscall_return_slowpath+0x5e0/0x5e0
[  254.708824]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  254.713675]  ? trace_hardirqs_off+0x300/0x300
[  254.718173]  ? trace_hardirqs_off_caller+0x300/0x300
[  254.723291]  ? prepare_exit_to_usermode+0x291/0x3b0
[  254.728315]  ? page_fault+0x8/0x30
[  254.731861]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  254.736718]  ? page_fault+0x8/0x30
[  254.740270]  page_fault+0x1e/0x30
[  254.743727] RIP: 0033:0x45db60
[  254.746932] Code: Bad RIP value.
[  254.750305] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  254.755672] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  254.762946] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  254.770229] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  254.777506] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  254.784785] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  254.792092] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  254.792098] warn_alloc_show_mem: 1 callbacks suppressed
[  254.792106] Mem-Info:
[  254.799293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  254.804663] active_anon:41015 inactive_anon:371 isolated_anon:0
[  254.804663]  active_file:15 inactive_file:16 isolated_file:2
[  254.804663]  unevictable:0 dirty:0 writeback:0 unstable:0
[  254.804663]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  254.804663]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  254.804663]  free:13788 free_pcp:262 free_cma:0
[  254.807039] Call Trace:
[  254.816430] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  254.849513]  <IRQ>
[  254.852089] Node 0 
[  254.879791]  dump_stack+0x1c4/0x2b4
[  254.881939] 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
[  254.884151]  ? dump_stack_print_info.cold.2+0x52/0x52
[  254.887757] lowmem_reserve[]:
[  254.913297]  warn_alloc.cold.118+0xb7/0x1bd
[  254.918448]  0 2815
[  254.921562]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  254.925855]  6318
[  254.928097]  ? lock_downgrade+0x900/0x900
[  254.932902]  6318
[  254.934984]  ? trace_hardirqs_off+0xb8/0x300
[  254.939099] Node 0 
[  254.941161]  ? trace_hardirqs_off+0xb8/0x300
[  254.945570] DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  254.947793]  __alloc_pages_slowpath+0x2667/0x2d80
[  254.952162] lowmem_reserve[]:
[  254.979179]  ? warn_alloc+0x120/0x120
[  254.983980]  0
[  254.987082]  ? trace_hardirqs_on+0x310/0x310
[  254.990856]  0
[  254.992651]  ? warn_alloc+0x120/0x120
[  254.997033]  3503
[  254.998844]  ? print_usage_bug+0xc0/0xc0
[  255.002615]  3503
[  255.004670]  ? warn_alloc+0x120/0x120
[  255.010814]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  255.014587] Node 0 
[  255.019595]  ? print_usage_bug+0xc0/0xc0
[  255.019627] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  255.019634] lowmem_reserve[]:
[  255.021865]  ? __lock_acquire+0x7ec/0x4ec0
[  255.025905]  0
[  255.054282]  ? __lock_acquire+0x7ec/0x4ec0
[  255.057360]  0
[  255.061589]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.063388]  0
[  255.067623]  ? should_fail+0x22d/0xd01
[  255.069400]  0
[  255.074934]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  255.080591]  ? __lock_acquire+0x7ec/0x4ec0
[  255.082368] Node 0 
[  255.087468]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  255.091678] DMA: 
[  255.093912]  ? __lock_acquire+0x7ec/0x4ec0
[  255.099003] 1*4kB 
[  255.101062]  ? should_fail+0x22d/0xd01
[  255.105270] (U) 
[  255.107419]  ? print_usage_bug+0xc0/0xc0
[  255.111280] 0*8kB 
[  255.113264]  ? mark_held_locks+0x130/0x130
[  255.117282] 0*16kB 1*32kB 
[  255.119435]  ? mark_held_locks+0x130/0x130
[  255.123643] (U) 
[  255.126486]  ? graph_lock+0x170/0x170
[  255.130686] 2*64kB (U) 
[  255.132666]  ? print_usage_bug+0xc0/0xc0
[  255.136446] 1*128kB 
[  255.139026]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  255.143061] (U) 
[  255.145385]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.150110] 1*256kB 
[  255.152085]  ? check_preemption_disabled+0x48/0x200
[  255.157595] (U) 
[  255.159912]  ? check_preemption_disabled+0x48/0x200
[  255.164902] 0*512kB 
[  255.166879]  ? __lock_is_held+0xb5/0x140
[  255.171867] 1*1024kB 
[  255.174191]  __alloc_pages_nodemask+0xa80/0xde0
[  255.178223] (U) 
[  255.180630]  ? graph_lock+0x170/0x170
[  255.185279] 1*2048kB 
[  255.187275]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  255.191047] (M) 
[  255.193451]  ? graph_lock+0x170/0x170
[  255.198442] 3*4096kB 
[  255.200420]  ? find_held_lock+0x36/0x1c0
[  255.204190] (M) 
[  255.206604]  ? ____cache_alloc_node+0x1c7/0x1e0
[  255.210626] = 15908kB
[  255.210635] Node 0 
[  255.212607]  ? lock_downgrade+0x900/0x900
[  255.217249] DMA32: 
[  255.219665]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.221871] 3*4kB 
[  255.226012]  cache_grow_begin+0x91/0x8c0
[  255.228219] (M) 
[  255.233752]  ? do_raw_spin_unlock+0xa7/0x2f0
[  255.235894] 2*8kB 
[  255.239948]  fallback_alloc+0x203/0x2e0
[  255.241897] (M) 
[  255.246302]  ____cache_alloc_node+0x1c7/0x1e0
[  255.248426] 1*16kB 
[  255.252397]  kmem_cache_alloc_node+0xe3/0x730
[  255.254348] (M) 
[  255.258841]  ? ipv6_get_ifaddr+0x42e/0x620
[  255.261054] 1*32kB 
[  255.265550]  __alloc_skb+0x119/0x770
[  255.267494] (M) 
[  255.271727]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  255.273926] 3*64kB (UM) 
[  255.277644]  ? skb_scrub_packet+0x490/0x490
[  255.279598] 3*128kB 
[  255.284868]  ? lock_downgrade+0x900/0x900
[  255.287516] (M) 
[  255.291835]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.294132] 2*256kB 
[  255.298279]  ? refcount_sub_and_test_checked+0x203/0x310
[  255.300225] (M) 
[  255.305755]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  255.308063] 3*512kB 
[  255.313506]  ? addrconf_rs_timer+0x6f0/0x6f0
[  255.315454] (M) 
[  255.320921]  ndisc_alloc_skb+0x144/0x340
[  255.323209] 4*1024kB 
[  255.327632]  ndisc_send_rs+0x331/0x6e0
[  255.329582] (UM) 
[  255.333650]  addrconf_rs_timer+0x3c0/0x6f0
[  255.336023] 3*2048kB (UM) 
[  255.339913]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.341952] 3*4096kB 
[  255.346199]  call_timer_fn+0x272/0x920
[  255.349001] (M) = 25228kB
[  255.353237]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.355622] Node 0 
[  255.359507]  ? process_timeout+0x40/0x40
[  255.362237] Normal: 
[  255.366473]  ? find_held_lock+0x36/0x1c0
[  255.368687] 866*4kB 
[  255.372751]  ? __run_timers+0x7da/0xc70
[  255.375054] (ME) 
[  255.379112]  ? _raw_spin_unlock_irq+0x27/0x80
[  255.381409] 469*8kB 
[  255.385380]  ? _raw_spin_unlock_irq+0x27/0x80
[  255.387421] (UME) 
[  255.391908]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.391927]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  255.394228] 197*16kB 
[  255.398720]  ? trace_hardirqs_on+0xbd/0x310
[  255.400845] (UME) 
[  255.405071]  ? kasan_check_read+0x11/0x20
[  255.409627] 59*32kB 
[  255.412033]  ? __run_timers+0x7da/0xc70
[  255.416326] (UME) 
[  255.418475]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  255.422604] 18*64kB 
[  255.424924]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.428869] (ME) 
[  255.431018]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.436435] 3*128kB (M) 
[  255.438790]  __run_timers+0x7e5/0xc70
[  255.442998] 1*256kB 
[  255.445062]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  255.449256] (U) 0*512kB 
[  255.451936]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  255.455709] 0*1024kB 
[  255.458029]  ? graph_lock+0x170/0x170
[  255.463368] 0*2048kB 
[  255.466032]  ? enqueue_hrtimer+0x1a5/0x560
[  255.471022] 0*4096kB 
[  255.473424]  ? lock_release+0x970/0x970
[  255.477203] = 14048kB
[  255.479609]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  255.483823] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  255.486221]  ? find_held_lock+0x36/0x1c0
[  255.490167] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  255.490177] 412 total pagecache pages
[  255.492581]  ? graph_lock+0x170/0x170
[  255.497757] 0 pages in swap cache
[  255.506598]  ? pvclock_read_flags+0x160/0x160
[  255.510634] Swap cache stats: add 0, delete 0, find 0/0
[  255.519261]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.523026] Free swap  = 0kB
[  255.526821]  ? check_preemption_disabled+0x48/0x200
[  255.530247] Total swap = 0kB
[  255.534751]  ? __lock_is_held+0xb5/0x140
[  255.540086] 1965979 pages RAM
[  255.545624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.548609] 0 pages HighMem/MovableOnly
[  255.548618] 343323 pages reserved
[  255.553628]  ? check_preemption_disabled+0x48/0x200
[  255.556660] 0 pages cma reserved
[  255.560722]  run_timer_softirq+0x52/0xb0
[  255.563871] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  255.569328]  ? rcu_read_lock_sched_held+0x108/0x120
[  255.569347]  __do_softirq+0x30b/0xad8
[  255.569370]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  255.569390]  ? pvclock_read_flags+0x160/0x160
[  255.573416] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  255.576789]  ? lapic_next_event+0x5a/0x90
[  255.581782] syz-fuzzer cpuset=
[  255.585148]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.589183] /
[  255.595669]  ? check_preemption_disabled+0x48/0x200
[  255.600663]  mems_allowed=0
[  255.604450]  ? check_preemption_disabled+0x48/0x200
[  255.604473]  ? kvm_clock_read+0x18/0x30
[  255.655715]  ? kvm_sched_clock_read+0x9/0x20
[  255.660140]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.665683]  ? check_preemption_disabled+0x48/0x200
[  255.670714]  irq_exit+0x17f/0x1c0
[  255.674178]  smp_apic_timer_interrupt+0x1cb/0x760
[  255.679022]  ? smp_reschedule_interrupt+0x109/0x650
[  255.684043]  ? smp_call_function_single_interrupt+0x650/0x650
[  255.689934]  ? interrupt_entry+0xb5/0xf0
[  255.694007]  ? trace_hardirqs_off_caller+0xbb/0x300
[  255.699027]  ? trace_hardirqs_off_caller+0xbb/0x300
[  255.704055]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.708900]  ? trace_hardirqs_off+0x300/0x300
[  255.713406]  ? trace_hardirqs_off+0x300/0x300
[  255.717911]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.723452]  ? check_preemption_disabled+0x48/0x200
[  255.728473]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.734027]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.738884]  apic_timer_interrupt+0xf/0x20
[  255.743119]  </IRQ>
[  255.745365] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  255.750302] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  255.769222] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  255.776949] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  255.784229] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  255.791505] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  255.798777] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  255.806051] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  255.813376]  skb_clone+0x1bb/0x500
[  255.816922]  ? skb_split+0x11e0/0x11e0
[  255.820823]  ? dev_forward_skb+0x4c/0x60
[  255.824894]  ? __bpf_redirect+0x54b/0xb20
[  255.829497]  ? __switch_to_asm+0x34/0x70
[  255.833575]  bpf_clone_redirect+0xb9/0x490
[  255.837867]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  255.842909]  ? __sched_text_start+0x8/0x8
[  255.847070]  ? lockdep_hardirqs_on+0x421/0x5c0
[  255.851660]  ? retint_kernel+0x2d/0x2d
[  255.855554]  ? trace_hardirqs_on_caller+0xc0/0x300
[  255.860502]  ? find_held_lock+0x36/0x1c0
[  255.864572]  ? lock_acquire+0x1ed/0x520
[  255.868550]  ? bpf_test_run+0x32e/0x5a0
[  255.872535]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.878077]  ? check_preemption_disabled+0x48/0x200
[  255.883102]  ? kasan_check_read+0x11/0x20
[  255.887264]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  255.892550]  ? rcu_bh_qs+0xc0/0xc0
[  255.896099]  ? preempt_schedule+0x4d/0x60
[  255.900258]  ? ___preempt_schedule+0x16/0x18
[  255.904679]  ? bpf_test_run+0x1c0/0x5a0
[  255.908670]  ? netlink_diag_dump+0x2a0/0x2a0
[  255.913088]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.918627]  ? bpf_test_init.isra.9+0x70/0x100
[  255.923220]  ? bpf_prog_test_run_skb+0x634/0xb40
[  255.927999]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  255.932857]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  255.938393]  ? fput+0x130/0x1a0
[  255.941679]  ? __bpf_prog_get+0x9b/0x290
[  255.945744]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  255.950592]  ? bpf_prog_test_run+0x130/0x1a0
[  255.955012]  ? __x64_sys_bpf+0x3d8/0x510
[  255.959079]  ? bpf_prog_get+0x20/0x20
[  255.963198]  ? ksys_ioctl+0x81/0xd0
[  255.966842]  ? do_syscall_64+0x1b9/0x820
[  255.970910]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  255.976283]  ? syscall_return_slowpath+0x5e0/0x5e0
[  255.981222]  ? trace_hardirqs_off+0x300/0x300
[  255.985728]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  255.990749]  ? recalc_sigpending_tsk+0x180/0x180
[  255.995514]  ? kasan_check_write+0x14/0x20
[  255.999762]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.004619]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  256.010042] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  256.010131] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  256.016983] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  256.016989] Call Trace:
[  256.016997]  <IRQ>
[  256.017015]  dump_stack+0x1c4/0x2b4
[  256.017033]  ? dump_stack_print_info.cold.2+0x52/0x52
[  256.023578] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  256.032878]  warn_alloc.cold.118+0xb7/0x1bd
[  256.035423] syz-executor0 cpuset=
[  256.037576]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  256.041175] syz0
[  256.046362]  ? lock_downgrade+0x900/0x900
[  256.056822]  mems_allowed=0
[  256.078453]  ? trace_hardirqs_off+0xb8/0x300
[  256.082880]  ? trace_hardirqs_off+0xb8/0x300
[  256.087307]  __alloc_pages_slowpath+0x2667/0x2d80
[  256.092183]  ? warn_alloc+0x120/0x120
[  256.095999]  ? warn_alloc+0x120/0x120
[  256.099806]  ? print_usage_bug+0xc0/0xc0
[  256.103868]  ? warn_alloc+0x120/0x120
[  256.107672]  ? print_usage_bug+0xc0/0xc0
[  256.111738]  ? __lock_acquire+0x7ec/0x4ec0
[  256.115984]  ? __lock_acquire+0x7ec/0x4ec0
[  256.120226]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.125773]  ? should_fail+0x22d/0xd01
[  256.129669]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  256.134778]  ? __lock_acquire+0x7ec/0x4ec0
[  256.139025]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  256.144134]  ? __lock_acquire+0x7ec/0x4ec0
[  256.148375]  ? should_fail+0x22d/0xd01
[  256.152274]  ? mark_held_locks+0x130/0x130
[  256.156518]  ? mark_held_locks+0x130/0x130
[  256.160763]  ? graph_lock+0x170/0x170
[  256.164566]  ? graph_lock+0x170/0x170
[  256.168369]  ? graph_lock+0x170/0x170
[  256.172170]  ? print_usage_bug+0xc0/0xc0
[  256.176236]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.181779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.187319]  ? check_preemption_disabled+0x48/0x200
[  256.192337]  ? check_preemption_disabled+0x48/0x200
[  256.197363]  ? __lock_is_held+0xb5/0x140
[  256.201437]  __alloc_pages_nodemask+0xa80/0xde0
[  256.206112]  ? graph_lock+0x170/0x170
[  256.209922]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  256.214937]  ? graph_lock+0x170/0x170
[  256.218764]  ? find_held_lock+0x36/0x1c0
[  256.222837]  ? ____cache_alloc_node+0x1c7/0x1e0
[  256.227507]  ? lock_downgrade+0x900/0x900
[  256.231666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.237214]  cache_grow_begin+0x91/0x8c0
[  256.241279]  ? do_raw_spin_unlock+0xa7/0x2f0
[  256.245696]  fallback_alloc+0x203/0x2e0
[  256.249679]  ____cache_alloc_node+0x1c7/0x1e0
[  256.254185]  kmem_cache_alloc_node+0xe3/0x730
[  256.258692]  ? ipv6_get_ifaddr+0x42e/0x620
[  256.262941]  __alloc_skb+0x119/0x770
[  256.266669]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  256.271951]  ? skb_scrub_packet+0x490/0x490
[  256.276284]  ? lock_downgrade+0x900/0x900
[  256.280447]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.285996]  ? refcount_sub_and_test_checked+0x203/0x310
[  256.291457]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  256.296913]  ? addrconf_rs_timer+0x6f0/0x6f0
[  256.301341]  ndisc_alloc_skb+0x144/0x340
[  256.305408]  ndisc_send_rs+0x331/0x6e0
[  256.309305]  addrconf_rs_timer+0x3c0/0x6f0
[  256.313551]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  256.317803]  call_timer_fn+0x272/0x920
[  256.321691]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  256.325934]  ? process_timeout+0x40/0x40
[  256.330001]  ? find_held_lock+0x36/0x1c0
[  256.334077]  ? mark_held_locks+0xc7/0x130
[  256.338234]  ? _raw_spin_unlock_irq+0x27/0x80
[  256.342731]  ? _raw_spin_unlock_irq+0x27/0x80
[  256.347232]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  256.351470]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  256.356063]  ? trace_hardirqs_on+0xbd/0x310
[  256.360386]  ? kasan_check_read+0x11/0x20
[  256.364541]  ? __run_timers+0x7da/0xc70
[  256.368531]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  256.374002]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  256.378253]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  256.382497]  __run_timers+0x7e5/0xc70
[  256.386321]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  256.391698]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  256.396722]  ? graph_lock+0x170/0x170
[  256.400538]  ? print_usage_bug+0xc0/0xc0
[  256.404607]  ? lock_release+0x970/0x970
[  256.408590]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  256.413798]  ? find_held_lock+0x36/0x1c0
[  256.417866]  ? graph_lock+0x170/0x170
[  256.421676]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.427219]  ? check_preemption_disabled+0x48/0x200
[  256.432252]  ? __lock_is_held+0xb5/0x140
[  256.436325]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.441869]  ? check_preemption_disabled+0x48/0x200
[  256.446898]  run_timer_softirq+0x52/0xb0
[  256.450964]  ? rcu_read_lock_sched_held+0x108/0x120
[  256.456004]  __do_softirq+0x30b/0xad8
[  256.459825]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  256.464941]  ? pvclock_read_flags+0x160/0x160
[  256.469448]  ? lapic_next_event+0x5a/0x90
[  256.473603]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.479169]  ? check_preemption_disabled+0x48/0x200
[  256.484189]  ? check_preemption_disabled+0x48/0x200
[  256.489215]  ? kvm_clock_read+0x18/0x30
[  256.493194]  ? kvm_sched_clock_read+0x9/0x20
[  256.497608]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.503150]  ? check_preemption_disabled+0x48/0x200
[  256.508184]  irq_exit+0x17f/0x1c0
[  256.511645]  smp_apic_timer_interrupt+0x1cb/0x760
[  256.516494]  ? smp_call_function_single_interrupt+0x650/0x650
[  256.522382]  ? interrupt_entry+0xb5/0xf0
[  256.526450]  ? trace_hardirqs_off_caller+0xbb/0x300
[  256.531467]  ? trace_hardirqs_off_caller+0xbb/0x300
[  256.536486]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.541335]  ? trace_hardirqs_off+0x300/0x300
[  256.545838]  ? trace_hardirqs_off+0x300/0x300
[  256.550344]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.555884]  ? check_preemption_disabled+0x48/0x200
[  256.560907]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.566468]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.571328]  apic_timer_interrupt+0xf/0x20
[  256.575559]  </IRQ>
[  256.577804] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  256.583170] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  256.602085] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  256.609802] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  256.617075] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  256.624350] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  256.631623] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  256.638892] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  256.646192]  ? page_evictable+0x35d/0x540
[  256.650361]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  256.655910]  page_evictable+0x36b/0x540
[  256.659892]  ? kswapd_stop+0x100/0x100
[  256.663793]  ? ___might_sleep+0x1ed/0x300
[  256.667947]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  256.673427]  ? arch_local_save_flags+0x40/0x40
[  256.678020]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.683572]  ? check_preemption_disabled+0x48/0x200
[  256.688614]  shrink_active_list+0x845/0x1c20
[  256.693051]  ? free_unref_page_list+0xc0f/0x11e0
[  256.697841]  ? shrink_inactive_list+0x1c60/0x1c60
[  256.702705]  ? graph_lock+0x170/0x170
[  256.706514]  ? __page_frag_cache_drain+0x200/0x200
[  256.711444]  ? print_usage_bug+0xc0/0xc0
[  256.715525]  ? find_held_lock+0x36/0x1c0
[  256.719597]  ? graph_lock+0x170/0x170
[  256.723404]  ? mark_held_locks+0xc7/0x130
[  256.727576]  ? check_preemption_disabled+0x48/0x200
[  256.732594]  ? check_preemption_disabled+0x48/0x200
[  256.737626]  ? graph_lock+0x170/0x170
[  256.741430]  ? __lock_is_held+0xb5/0x140
[  256.745499]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.751040]  ? check_preemption_disabled+0x48/0x200
[  256.756073]  ? __lock_is_held+0xb5/0x140
[  256.760155]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  256.765177]  ? inactive_list_is_low+0x305/0x880
[  256.769857]  ? lruvec_lru_size+0x450/0x450
[  256.774095]  ? kasan_check_read+0x11/0x20
[  256.778263]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  256.783218]  shrink_node_memcg+0x803/0x18e0
[  256.787569]  ? shrink_active_list+0x1c20/0x1c20
[  256.792252]  ? lockdep_hardirqs_on+0x421/0x5c0
[  256.796847]  ? trace_hardirqs_on+0xbd/0x310
[  256.801181]  ? vmpressure+0x294/0x310
[  256.804996]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  256.810482]  shrink_node+0x3bc/0x16b0
[  256.814292]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  256.819603]  ? shrink_node_memcg+0x18e0/0x18e0
[  256.824186]  ? lockdep_hardirqs_on+0x421/0x5c0
[  256.828778]  ? trace_hardirqs_on+0xbd/0x310
[  256.833106]  ? vmpressure+0x294/0x310
[  256.836913]  ? do_raw_spin_unlock+0xa7/0x2f0
[  256.841326]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  256.845919]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  256.851463]  ? __cpuset_node_allowed+0x19b/0x660
[  256.856226]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  256.861941]  ? vmpressure+0x1c9/0x310
[  256.865771]  do_try_to_free_pages+0x3e7/0x1290
[  256.870376]  ? shrink_node+0x16b0/0x16b0
[  256.874440]  ? __lock_is_held+0xb5/0x140
[  256.878519]  try_to_free_pages+0x4d0/0xb90
[  256.882772]  ? do_try_to_free_pages+0x1290/0x1290
[  256.887621]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.893188]  ? lock_acquire+0x1ed/0x520
[  256.897177]  ? set_page_refcounted+0x280/0x280
[  256.901781]  ? lock_release+0x970/0x970
[  256.905777]  ? ___might_sleep+0x1ed/0x300
[  256.909931]  ? arch_local_save_flags+0x40/0x40
[  256.914522]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  256.919550]  ? __radix_tree_lookup+0x358/0x4c0
[  256.924152]  __alloc_pages_slowpath+0x993/0x2d80
[  256.928947]  ? kasan_check_read+0x11/0x20
[  256.933117]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  256.938411]  ? warn_alloc+0x120/0x120
[  256.942222]  ? __radix_tree_lookup+0x4c0/0x4c0
[  256.946835]  ? find_get_entry+0x2f2/0xc40
[  256.951010]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.956560]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  256.961498]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.967044]  ? should_fail+0x22d/0xd01
[  256.970945]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  256.976066]  ? __lock_is_held+0xb5/0x140
[  256.980136]  ? graph_lock+0x170/0x170
[  256.983950]  ? graph_lock+0x170/0x170
[  256.987794]  ? __lock_is_held+0xb5/0x140
[  256.991872]  ? __lock_acquire+0x7ec/0x4ec0
[  256.996124]  ? ___might_sleep+0x1ed/0x300
[  257.000284]  ? lock_release+0x970/0x970
[  257.004274]  ? arch_local_save_flags+0x40/0x40
[  257.008874]  ? __might_sleep+0x95/0x190
[  257.012862]  __alloc_pages_nodemask+0xa80/0xde0
[  257.017552]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  257.022577]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  257.028411]  ? kasan_check_read+0x11/0x20
[  257.032587]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  257.037879]  ? graph_lock+0x170/0x170
[  257.041704]  ? print_usage_bug+0xc0/0xc0
[  257.045788]  ? graph_lock+0x170/0x170
[  257.049594]  ? graph_lock+0x170/0x170
[  257.053408]  ? __do_page_cache_readahead+0x7ce/0x980
[  257.058542]  ? find_held_lock+0x36/0x1c0
[  257.062623]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  257.068172]  alloc_pages_current+0x10c/0x210
[  257.072590]  ? lock_downgrade+0x900/0x900
[  257.076758]  __page_cache_alloc+0x38f/0x5b0
[  257.081094]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  257.086901]  ? kasan_check_read+0x11/0x20
[  257.091060]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  257.096390]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  257.101069]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.106613]  ? check_preemption_disabled+0x48/0x200
[  257.111648]  filemap_fault+0x1594/0x25f0
[  257.115731]  ? __lock_page_or_retry+0xa00/0xa00
[  257.120419]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  257.126227]  ? kasan_check_read+0x11/0x20
[  257.130389]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  257.135682]  ? rcu_bh_qs+0xc0/0xc0
[  257.139242]  ? print_usage_bug+0xc0/0xc0
[  257.143359]  ? filemap_map_pages+0xdea/0x1980
[  257.147892]  ? print_usage_bug+0xc0/0xc0
[  257.151985]  ? find_get_pages_range_tag+0x1320/0x1320
[  257.157185]  ? print_usage_bug+0xc0/0xc0
[  257.161253]  ? __lock_acquire+0x7ec/0x4ec0
[  257.165500]  ? graph_lock+0x170/0x170
[  257.169308]  ? __sigqueue_free.part.27+0x7d/0xa0
[  257.174078]  ? __lock_acquire+0x7ec/0x4ec0
[  257.178331]  ? lock_acquire+0x1ed/0x520
[  257.182313]  ? ext4_filemap_fault+0x7a/0xad
[  257.186643]  ? lock_release+0x970/0x970
[  257.190624]  ? arch_local_save_flags+0x40/0x40
[  257.195214]  ? mark_held_locks+0x130/0x130
[  257.199469]  ? down_read+0xb0/0x1d0
[  257.203099]  ? ext4_filemap_fault+0x7a/0xad
[  257.207428]  ? __down_interruptible+0x700/0x700
[  257.212148]  ? graph_lock+0x170/0x170
[  257.215958]  ? __sigqueue_free.part.27+0x7d/0xa0
[  257.220740]  ext4_filemap_fault+0x82/0xad
[  257.224909]  __do_fault+0x100/0x6b0
[  257.228545]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  257.233832]  ? print_bad_pte+0x6c0/0x6c0
[  257.237902]  ? pmd_val+0x88/0x100
[  257.241360]  ? add_mm_counter_fast+0xd0/0xd0
[  257.245777]  ? pmd_val+0x88/0x100
[  257.249237]  ? add_mm_counter_fast+0xd0/0xd0
[  257.253658]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.259206]  __handle_mm_fault+0x3709/0x53e0
[  257.263637]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  257.268487]  ? graph_lock+0x170/0x170
[  257.272292]  ? print_usage_bug+0xc0/0xc0
[  257.276361]  ? graph_lock+0x170/0x170
[  257.280162]  ? graph_lock+0x170/0x170
[  257.283997]  ? handle_mm_fault+0x42a/0xc70
[  257.288239]  ? lock_downgrade+0x900/0x900
[  257.292391]  ? check_preemption_disabled+0x48/0x200
[  257.297421]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  257.303219]  ? kasan_check_read+0x11/0x20
[  257.307376]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  257.312660]  ? rcu_bh_qs+0xc0/0xc0
[  257.316205]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  257.321669]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.327226]  ? check_preemption_disabled+0x48/0x200
[  257.332296]  handle_mm_fault+0x54f/0xc70
[  257.336374]  ? __handle_mm_fault+0x53e0/0x53e0
[  257.340965]  ? find_vma+0x34/0x190
[  257.344526]  __do_page_fault+0x67d/0xed0
[  257.348601]  ? mm_fault_error+0x380/0x380
[  257.352767]  ? syscall_slow_exit_work+0x520/0x520
[  257.357616]  do_page_fault+0xf2/0x7e0
[  257.361422]  ? vmalloc_sync_all+0x30/0x30
[  257.365578]  ? error_entry+0x70/0xd0
[  257.369299]  ? trace_hardirqs_off_caller+0xbb/0x300
[  257.374334]  ? trace_hardirqs_on_caller+0xc0/0x300
[  257.379283]  ? syscall_return_slowpath+0x5e0/0x5e0
[  257.384233]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  257.389099]  ? trace_hardirqs_off+0x300/0x300
[  257.393622]  ? trace_hardirqs_off_caller+0x300/0x300
[  257.398763]  ? prepare_exit_to_usermode+0x291/0x3b0
[  257.403806]  ? page_fault+0x8/0x30
[  257.407367]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  257.412248]  ? page_fault+0x8/0x30
[  257.415808]  page_fault+0x1e/0x30
[  257.419268] RIP: 0033:0x45db60
[  257.422473] Code: Bad RIP value.
[  257.425847] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  257.431219] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  257.438496] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  257.445774] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  257.453051] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  257.460321] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  257.467624] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  257.467630] warn_alloc_show_mem: 1 callbacks suppressed
[  257.467637] Mem-Info:
[  257.474825] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  257.480196] active_anon:41015 inactive_anon:371 isolated_anon:0
[  257.480196]  active_file:15 inactive_file:16 isolated_file:2
[  257.480196]  unevictable:0 dirty:0 writeback:0 unstable:0
[  257.480196]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  257.480196]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  257.480196]  free:13788 free_pcp:262 free_cma:0
[  257.482571] Call Trace:
[  257.491976] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  257.524835]  <IRQ>
[  257.527406] Node 0 
[  257.555274]  dump_stack+0x1c4/0x2b4
[  257.557418] 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
[  257.559625]  ? dump_stack_print_info.cold.2+0x52/0x52
[  257.563223] lowmem_reserve[]: 0
[  257.588792]  warn_alloc.cold.118+0xb7/0x1bd
[  257.593953]  2815 6318
[  257.597268]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  257.601553]  6318
[  257.604046]  ? lock_downgrade+0x900/0x900
[  257.610927]  ? trace_hardirqs_off+0xb8/0x300
[  257.615047] Node 0 DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  257.619487]  ? trace_hardirqs_off+0xb8/0x300
[  257.619512]  __alloc_pages_slowpath+0x2667/0x2d80
[  257.647083] lowmem_reserve[]: 0
[  257.651549]  ? warn_alloc+0x120/0x120
[  257.656327]  0
[  257.659606]  ? warn_alloc+0x120/0x120
[  257.663382]  3503
[  257.665182]  ? print_usage_bug+0xc0/0xc0
[  257.668953]  3503
[  257.671018]  ? warn_alloc+0x120/0x120
[  257.677112]  ? print_usage_bug+0xc0/0xc0
[  257.680889] Node 0 
[  257.684948]  ? __lock_acquire+0x7ec/0x4ec0
[  257.684989] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  257.684997] lowmem_reserve[]:
[  257.687233]  ? __lock_acquire+0x7ec/0x4ec0
[  257.691444]  0
[  257.719838]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.722908]  0 0
[  257.727185]  ? should_fail+0x22d/0xd01
[  257.728957]  0
[  257.734512]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  257.740350]  ? __lock_acquire+0x7ec/0x4ec0
[  257.742129] Node 0 
[  257.747246]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  257.751465] DMA: 1*4kB 
[  257.753709]  ? __lock_acquire+0x7ec/0x4ec0
[  257.753727]  ? should_fail+0x22d/0xd01
[  257.758808] (U) 
[  257.761402]  ? mark_held_locks+0x130/0x130
[  257.765602] 0*8kB 
[  257.769483]  ? mark_held_locks+0x130/0x130
[  257.771435] 0*16kB 
[  257.775667]  ? graph_lock+0x170/0x170
[  257.777795] 1*32kB 
[  257.782020]  ? graph_lock+0x170/0x170
[  257.784230] (U) 
[  257.788028]  ? graph_lock+0x170/0x170
[  257.790242] 2*64kB 
[  257.794043]  ? print_usage_bug+0xc0/0xc0
[  257.795996] (U) 
[  257.799791]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.802000] 1*128kB 
[  257.806055]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.808096] (U) 
[  257.813628]  ? check_preemption_disabled+0x48/0x200
[  257.815929] 1*256kB 
[  257.821457]  ? check_preemption_disabled+0x48/0x200
[  257.823413] (U) 
[  257.828426]  ? __lock_is_held+0xb5/0x140
[  257.830946] 0*512kB 
[  257.835980]  __alloc_pages_nodemask+0xa80/0xde0
[  257.837928] 1*1024kB 
[  257.841985]  ? graph_lock+0x170/0x170
[  257.844286] (U) 
[  257.848952]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  257.851340] 1*2048kB 
[  257.855132]  ? graph_lock+0x170/0x170
[  257.857089] (M) 
[  257.862105]  ? find_held_lock+0x36/0x1c0
[  257.864488] 3*4096kB 
[  257.868298]  ? ____cache_alloc_node+0x1c7/0x1e0
[  257.870242] (M) 
[  257.874299]  ? lock_downgrade+0x900/0x900
[  257.876687] = 15908kB
[  257.881351]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.883301] Node 0 
[  257.887444]  cache_grow_begin+0x91/0x8c0
[  257.889829] DMA32: 
[  257.895359]  ? do_raw_spin_unlock+0xa7/0x2f0
[  257.897570] 3*4kB 
[  257.901625]  fallback_alloc+0x203/0x2e0
[  257.903834] (M) 
[  257.908240]  ____cache_alloc_node+0x1c7/0x1e0
[  257.910362] 2*8kB 
[  257.914333]  kmem_cache_alloc_node+0xe3/0x730
[  257.916288] (M) 
[  257.920792]  ? ipv6_get_ifaddr+0x42e/0x620
[  257.922913] 1*16kB 
[  257.927407]  __alloc_skb+0x119/0x770
[  257.929352] (M) 
[  257.933588]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  257.935794] 1*32kB 
[  257.939500]  ? skb_scrub_packet+0x490/0x490
[  257.941452] (M) 
[  257.946720]  ? lock_downgrade+0x900/0x900
[  257.948933] 3*64kB 
[  257.953271]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.955200] (UM) 
[  257.959345]  ? refcount_sub_and_test_checked+0x203/0x310
[  257.962023] 3*128kB (M) 
[  257.967570]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  257.969612] 2*256kB 
[  257.975060]  ? addrconf_rs_timer+0x6f0/0x6f0
[  257.977703] (M) 
[  257.983155]  ndisc_alloc_skb+0x144/0x340
[  257.985450] 3*512kB 
[  257.989854]  ndisc_send_rs+0x331/0x6e0
[  257.991807] (M) 
[  257.995867]  addrconf_rs_timer+0x3c0/0x6f0
[  257.998168] 4*1024kB 
[  258.002049]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.004002] (UM) 
[  258.008242]  call_timer_fn+0x272/0x920
[  258.010619] 3*2048kB 
[  258.014849]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.016885] (UM) 
[  258.020780]  ? process_timeout+0x40/0x40
[  258.023162] 3*4096kB 
[  258.027392]  ? find_held_lock+0x36/0x1c0
[  258.029428] (M) 
[  258.033486]  ? __run_timers+0x7da/0xc70
[  258.035868] = 25228kB
[  258.039924]  ? _raw_spin_unlock_irq+0x27/0x80
[  258.041872] Node 0 
[  258.045840]  ? _raw_spin_unlock_irq+0x27/0x80
[  258.048225] Normal: 
[  258.052717]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.054929] 866*4kB 
[  258.059421]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  258.061716] (ME) 
[  258.065949]  ? trace_hardirqs_on+0xbd/0x310
[  258.068252] 469*8kB 
[  258.072850]  ? kasan_check_read+0x11/0x20
[  258.074884] (UME) 
[  258.079210]  ? __run_timers+0x7da/0xc70
[  258.081510] 197*16kB 
[  258.085652]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  258.087775] (UME) 
[  258.091750]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.094137] 59*32kB 
[  258.099582]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.101704] (UME) 
[  258.105940]  __run_timers+0x7e5/0xc70
[  258.108235] 18*64kB 
[  258.112481]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  258.114591] (ME) 3*128kB 
[  258.118402]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  258.120694] (M) 
[  258.126052]  ? graph_lock+0x170/0x170
[  258.128804] 1*256kB 
[  258.133812]  ? enqueue_hrtimer+0x1a5/0x560
[  258.135769] (U) 
[  258.139566]  ? lock_release+0x970/0x970
[  258.141866] 0*512kB 
[  258.146104]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  258.148058] 0*1024kB 
[  258.152029]  ? find_held_lock+0x36/0x1c0
[  258.154327] 0*2048kB 
[  258.159509]  ? graph_lock+0x170/0x170
[  258.161896] 0*4096kB 
[  258.165951]  ? pvclock_read_flags+0x160/0x160
[  258.168334] = 14048kB
[  258.172152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.174541] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  258.179027]  ? check_preemption_disabled+0x48/0x200
[  258.181418] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  258.186959]  ? __lock_is_held+0xb5/0x140
[  258.195770] 412 total pagecache pages
[  258.200785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.209339] 0 pages in swap cache
[  258.213387]  ? check_preemption_disabled+0x48/0x200
[  258.217169] Swap cache stats: add 0, delete 0, find 0/0
[  258.222699]  run_timer_softirq+0x52/0xb0
[  258.226127] Free swap  = 0kB
[  258.231139]  ? rcu_read_lock_sched_held+0x108/0x120
[  258.236470] Total swap = 0kB
[  258.236478] 1965979 pages RAM
[  258.240539]  __do_softirq+0x30b/0xad8
[  258.243525] 0 pages HighMem/MovableOnly
[  258.243535] 343323 pages reserved
[  258.248555]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  258.251539] 0 pages cma reserved
[  258.254641]  ? pvclock_read_flags+0x160/0x160
[  258.258491] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  258.262388]  ? lapic_next_event+0x5a/0x90
[  258.265895] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  258.270932]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.274274] syz-fuzzer cpuset=
[  258.278790]  ? check_preemption_disabled+0x48/0x200
[  258.285271] /
[  258.289431]  ? check_preemption_disabled+0x48/0x200
[  258.299647]  mems_allowed=0
[  258.305202]  ? kvm_clock_read+0x18/0x30
[  258.327003]  ? kvm_sched_clock_read+0x9/0x20
[  258.331464]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.337025]  ? check_preemption_disabled+0x48/0x200
[  258.342087]  irq_exit+0x17f/0x1c0
[  258.345563]  smp_apic_timer_interrupt+0x1cb/0x760
[  258.350433]  ? smp_reschedule_interrupt+0x109/0x650
[  258.355498]  ? smp_call_function_single_interrupt+0x650/0x650
[  258.361413]  ? interrupt_entry+0xb5/0xf0
[  258.365501]  ? trace_hardirqs_off_caller+0xbb/0x300
[  258.370532]  ? trace_hardirqs_off_caller+0xbb/0x300
[  258.375573]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.380448]  ? trace_hardirqs_off+0x300/0x300
[  258.384966]  ? trace_hardirqs_off+0x300/0x300
[  258.389491]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.395134]  ? check_preemption_disabled+0x48/0x200
[  258.400162]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.405717]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.410589]  apic_timer_interrupt+0xf/0x20
[  258.414822]  </IRQ>
[  258.417068] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  258.422013] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  258.440931] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  258.448672] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  258.455955] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  258.463240] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  258.470517] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  258.477790] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  258.485112]  skb_clone+0x1bb/0x500
[  258.488671]  ? skb_split+0x11e0/0x11e0
[  258.492573]  ? dev_forward_skb+0x4c/0x60
[  258.496643]  ? __bpf_redirect+0x54b/0xb20
[  258.500797]  ? __switch_to_asm+0x34/0x70
[  258.504870]  bpf_clone_redirect+0xb9/0x490
[  258.509118]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  258.514150]  ? __sched_text_start+0x8/0x8
[  258.518311]  ? lockdep_hardirqs_on+0x421/0x5c0
[  258.522901]  ? retint_kernel+0x2d/0x2d
[  258.526803]  ? trace_hardirqs_on_caller+0xc0/0x300
[  258.531742]  ? find_held_lock+0x36/0x1c0
[  258.535814]  ? lock_acquire+0x1ed/0x520
[  258.539889]  ? bpf_test_run+0x32e/0x5a0
[  258.543869]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.549408]  ? check_preemption_disabled+0x48/0x200
[  258.554431]  ? kasan_check_read+0x11/0x20
[  258.558586]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  258.563873]  ? rcu_bh_qs+0xc0/0xc0
[  258.567421]  ? preempt_schedule+0x4d/0x60
[  258.571575]  ? ___preempt_schedule+0x16/0x18
[  258.576003]  ? bpf_test_run+0x1c0/0x5a0
[  258.580029]  ? netlink_diag_dump+0x2a0/0x2a0
[  258.584447]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.589995]  ? bpf_test_init.isra.9+0x70/0x100
[  258.594587]  ? bpf_prog_test_run_skb+0x634/0xb40
[  258.599352]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  258.604194]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  258.609732]  ? fput+0x130/0x1a0
[  258.613019]  ? __bpf_prog_get+0x9b/0x290
[  258.617087]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  258.621930]  ? bpf_prog_test_run+0x130/0x1a0
[  258.626345]  ? __x64_sys_bpf+0x3d8/0x510
[  258.630413]  ? bpf_prog_get+0x20/0x20
[  258.634224]  ? ksys_ioctl+0x81/0xd0
[  258.637869]  ? do_syscall_64+0x1b9/0x820
[  258.641936]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  258.647310]  ? syscall_return_slowpath+0x5e0/0x5e0
[  258.652245]  ? trace_hardirqs_off+0x300/0x300
[  258.656751]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  258.661773]  ? recalc_sigpending_tsk+0x180/0x180
[  258.666535]  ? kasan_check_write+0x14/0x20
[  258.670778]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.675641]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  258.681029] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  258.681116] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  258.687961] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  258.687976] Call Trace:
[  258.687984]  <IRQ>
[  258.688004]  dump_stack+0x1c4/0x2b4
[  258.688024]  ? dump_stack_print_info.cold.2+0x52/0x52
[  258.694613] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  258.703877]  warn_alloc.cold.118+0xb7/0x1bd
[  258.706432] syz-executor0 cpuset=
[  258.708586]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  258.712186] syz0
[  258.717383]  ? lock_downgrade+0x900/0x900
[  258.727858]  mems_allowed=0
[  258.732188]  ? trace_hardirqs_off+0xb8/0x300
[  258.753893]  ? trace_hardirqs_off+0xb8/0x300
[  258.758318]  __alloc_pages_slowpath+0x2667/0x2d80
[  258.763195]  ? warn_alloc+0x120/0x120
[  258.767014]  ? warn_alloc+0x120/0x120
[  258.770824]  ? print_usage_bug+0xc0/0xc0
[  258.774890]  ? warn_alloc+0x120/0x120
[  258.778692]  ? print_usage_bug+0xc0/0xc0
[  258.782763]  ? __lock_acquire+0x7ec/0x4ec0
[  258.787003]  ? __lock_acquire+0x7ec/0x4ec0
[  258.791246]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.796799]  ? should_fail+0x22d/0xd01
[  258.800697]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  258.805800]  ? __lock_acquire+0x7ec/0x4ec0
[  258.810045]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  258.815150]  ? __lock_acquire+0x7ec/0x4ec0
[  258.819385]  ? should_fail+0x22d/0xd01
[  258.823284]  ? mark_held_locks+0x130/0x130
[  258.827527]  ? mark_held_locks+0x130/0x130
[  258.831770]  ? graph_lock+0x170/0x170
[  258.835575]  ? graph_lock+0x170/0x170
[  258.839384]  ? graph_lock+0x170/0x170
[  258.843187]  ? print_usage_bug+0xc0/0xc0
[  258.847259]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.852801]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.858337]  ? check_preemption_disabled+0x48/0x200
[  258.863351]  ? check_preemption_disabled+0x48/0x200
[  258.868384]  ? __lock_is_held+0xb5/0x140
[  258.872460]  __alloc_pages_nodemask+0xa80/0xde0
[  258.877132]  ? graph_lock+0x170/0x170
[  258.880939]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  258.885965]  ? graph_lock+0x170/0x170
[  258.889792]  ? find_held_lock+0x36/0x1c0
[  258.893866]  ? ____cache_alloc_node+0x1c7/0x1e0
[  258.898538]  ? lock_downgrade+0x900/0x900
[  258.902700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.908251]  cache_grow_begin+0x91/0x8c0
[  258.912315]  ? do_raw_spin_unlock+0xa7/0x2f0
[  258.916738]  fallback_alloc+0x203/0x2e0
[  258.920731]  ____cache_alloc_node+0x1c7/0x1e0
[  258.925242]  kmem_cache_alloc_node+0xe3/0x730
[  258.929745]  ? ipv6_get_ifaddr+0x42e/0x620
[  258.934010]  __alloc_skb+0x119/0x770
[  258.937731]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  258.943022]  ? skb_scrub_packet+0x490/0x490
[  258.947346]  ? lock_downgrade+0x900/0x900
[  258.951508]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.957068]  ? refcount_sub_and_test_checked+0x203/0x310
[  258.962531]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  258.968072]  ? addrconf_rs_timer+0x6f0/0x6f0
[  258.972502]  ndisc_alloc_skb+0x144/0x340
[  258.976572]  ndisc_send_rs+0x331/0x6e0
[  258.980469]  addrconf_rs_timer+0x3c0/0x6f0
[  258.984712]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.988963]  call_timer_fn+0x272/0x920
[  258.992862]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.997105]  ? process_timeout+0x40/0x40
[  259.001169]  ? find_held_lock+0x36/0x1c0
[  259.005241]  ? mark_held_locks+0xc7/0x130
[  259.009398]  ? _raw_spin_unlock_irq+0x27/0x80
[  259.013896]  ? _raw_spin_unlock_irq+0x27/0x80
[  259.018395]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.022634]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  259.027220]  ? trace_hardirqs_on+0xbd/0x310
[  259.031543]  ? kasan_check_read+0x11/0x20
[  259.035696]  ? __run_timers+0x7da/0xc70
[  259.039676]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  259.045138]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.049380]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.053630]  __run_timers+0x7e5/0xc70
[  259.057462]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  259.062834]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  259.067857]  ? graph_lock+0x170/0x170
[  259.071665]  ? print_usage_bug+0xc0/0xc0
[  259.075737]  ? lock_release+0x970/0x970
[  259.079720]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  259.084925]  ? find_held_lock+0x36/0x1c0
[  259.089003]  ? graph_lock+0x170/0x170
[  259.092810]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.098351]  ? check_preemption_disabled+0x48/0x200
[  259.103379]  ? __lock_is_held+0xb5/0x140
[  259.107445]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.112990]  ? check_preemption_disabled+0x48/0x200
[  259.118023]  run_timer_softirq+0x52/0xb0
[  259.122089]  ? rcu_read_lock_sched_held+0x108/0x120
[  259.127112]  __do_softirq+0x30b/0xad8
[  259.130925]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  259.136038]  ? pvclock_read_flags+0x160/0x160
[  259.140536]  ? lapic_next_event+0x5a/0x90
[  259.144689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.150227]  ? check_preemption_disabled+0x48/0x200
[  259.155245]  ? check_preemption_disabled+0x48/0x200
[  259.160269]  ? kvm_clock_read+0x18/0x30
[  259.164244]  ? kvm_sched_clock_read+0x9/0x20
[  259.168661]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.174202]  ? check_preemption_disabled+0x48/0x200
[  259.179252]  irq_exit+0x17f/0x1c0
[  259.182716]  smp_apic_timer_interrupt+0x1cb/0x760
[  259.187563]  ? smp_call_function_single_interrupt+0x650/0x650
[  259.193452]  ? interrupt_entry+0xb5/0xf0
[  259.197521]  ? trace_hardirqs_off_caller+0xbb/0x300
[  259.202538]  ? trace_hardirqs_off_caller+0xbb/0x300
[  259.207566]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  259.212413]  ? trace_hardirqs_off+0x300/0x300
[  259.216906]  ? trace_hardirqs_off+0x300/0x300
[  259.221404]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.226942]  ? check_preemption_disabled+0x48/0x200
[  259.231980]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.237534]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  259.242390]  apic_timer_interrupt+0xf/0x20
[  259.246621]  </IRQ>
[  259.248868] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  259.254240] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  259.273152] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  259.280873] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  259.288141] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  259.295412] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  259.302681] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  259.309955] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  259.317264]  ? page_evictable+0x35d/0x540
[  259.321432]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  259.326989]  page_evictable+0x36b/0x540
[  259.330981]  ? kswapd_stop+0x100/0x100
[  259.334876]  ? ___might_sleep+0x1ed/0x300
[  259.339027]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  259.344486]  ? arch_local_save_flags+0x40/0x40
[  259.349074]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.354613]  ? check_preemption_disabled+0x48/0x200
[  259.359644]  shrink_active_list+0x845/0x1c20
[  259.364075]  ? free_unref_page_list+0xc0f/0x11e0
[  259.368862]  ? shrink_inactive_list+0x1c60/0x1c60
[  259.373727]  ? graph_lock+0x170/0x170
[  259.377540]  ? __page_frag_cache_drain+0x200/0x200
[  259.382472]  ? print_usage_bug+0xc0/0xc0
[  259.386551]  ? find_held_lock+0x36/0x1c0
[  259.390619]  ? graph_lock+0x170/0x170
[  259.394427]  ? mark_held_locks+0xc7/0x130
[  259.398588]  ? check_preemption_disabled+0x48/0x200
[  259.403601]  ? check_preemption_disabled+0x48/0x200
[  259.408628]  ? graph_lock+0x170/0x170
[  259.412431]  ? __lock_is_held+0xb5/0x140
[  259.416497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.422039]  ? check_preemption_disabled+0x48/0x200
[  259.427072]  ? __lock_is_held+0xb5/0x140
[  259.431153]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  259.436174]  ? inactive_list_is_low+0x305/0x880
[  259.440854]  ? lruvec_lru_size+0x450/0x450
[  259.445089]  ? kasan_check_read+0x11/0x20
[  259.449249]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  259.454192]  shrink_node_memcg+0x803/0x18e0
[  259.458537]  ? shrink_active_list+0x1c20/0x1c20
[  259.463216]  ? lockdep_hardirqs_on+0x421/0x5c0
[  259.467805]  ? trace_hardirqs_on+0xbd/0x310
[  259.472134]  ? vmpressure+0x294/0x310
[  259.475943]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  259.481507]  shrink_node+0x3bc/0x16b0
[  259.485316]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  259.490622]  ? shrink_node_memcg+0x18e0/0x18e0
[  259.495209]  ? lockdep_hardirqs_on+0x421/0x5c0
[  259.499800]  ? trace_hardirqs_on+0xbd/0x310
[  259.504125]  ? vmpressure+0x294/0x310
[  259.507933]  ? do_raw_spin_unlock+0xa7/0x2f0
[  259.512346]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  259.516942]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  259.522506]  ? __cpuset_node_allowed+0x19b/0x660
[  259.527268]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  259.532989]  ? vmpressure+0x1c9/0x310
[  259.537065]  do_try_to_free_pages+0x3e7/0x1290
[  259.541669]  ? shrink_node+0x16b0/0x16b0
[  259.545738]  ? __lock_is_held+0xb5/0x140
[  259.549828]  try_to_free_pages+0x4d0/0xb90
[  259.554076]  ? do_try_to_free_pages+0x1290/0x1290
[  259.558921]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.564480]  ? lock_acquire+0x1ed/0x520
[  259.568473]  ? set_page_refcounted+0x280/0x280
[  259.573070]  ? lock_release+0x970/0x970
[  259.577051]  ? ___might_sleep+0x1ed/0x300
[  259.581205]  ? arch_local_save_flags+0x40/0x40
[  259.585808]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  259.590848]  ? __radix_tree_lookup+0x358/0x4c0
[  259.595449]  __alloc_pages_slowpath+0x993/0x2d80
[  259.600239]  ? kasan_check_read+0x11/0x20
[  259.604411]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  259.609698]  ? warn_alloc+0x120/0x120
[  259.613508]  ? __radix_tree_lookup+0x4c0/0x4c0
[  259.618121]  ? find_get_entry+0x2f2/0xc40
[  259.622288]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.627856]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  259.632799]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.638346]  ? should_fail+0x22d/0xd01
[  259.642251]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  259.647363]  ? __lock_is_held+0xb5/0x140
[  259.651431]  ? graph_lock+0x170/0x170
[  259.655247]  ? graph_lock+0x170/0x170
[  259.659072]  ? __lock_is_held+0xb5/0x140
[  259.663150]  ? __lock_acquire+0x7ec/0x4ec0
[  259.667397]  ? ___might_sleep+0x1ed/0x300
[  259.671551]  ? lock_release+0x970/0x970
[  259.675533]  ? arch_local_save_flags+0x40/0x40
[  259.680129]  ? __might_sleep+0x95/0x190
[  259.684116]  __alloc_pages_nodemask+0xa80/0xde0
[  259.688800]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  259.693845]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  259.699655]  ? kasan_check_read+0x11/0x20
[  259.703805]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  259.709090]  ? graph_lock+0x170/0x170
[  259.712894]  ? print_usage_bug+0xc0/0xc0
[  259.716960]  ? graph_lock+0x170/0x170
[  259.720774]  ? graph_lock+0x170/0x170
[  259.724582]  ? __do_page_cache_readahead+0x7ce/0x980
[  259.729694]  ? find_held_lock+0x36/0x1c0
[  259.733769]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  259.739316]  alloc_pages_current+0x10c/0x210
[  259.743727]  ? lock_downgrade+0x900/0x900
[  259.747889]  __page_cache_alloc+0x38f/0x5b0
[  259.752218]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  259.758016]  ? kasan_check_read+0x11/0x20
[  259.762168]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  259.767451]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  259.772127]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.777664]  ? check_preemption_disabled+0x48/0x200
[  259.782691]  filemap_fault+0x1594/0x25f0
[  259.786773]  ? __lock_page_or_retry+0xa00/0xa00
[  259.791447]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  259.797245]  ? kasan_check_read+0x11/0x20
[  259.801399]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  259.806679]  ? rcu_bh_qs+0xc0/0xc0
[  259.810231]  ? print_usage_bug+0xc0/0xc0
[  259.814307]  ? filemap_map_pages+0xdea/0x1980
[  259.818813]  ? print_usage_bug+0xc0/0xc0
[  259.822882]  ? find_get_pages_range_tag+0x1320/0x1320
[  259.828076]  ? print_usage_bug+0xc0/0xc0
[  259.832425]  ? __lock_acquire+0x7ec/0x4ec0
[  259.836665]  ? graph_lock+0x170/0x170
[  259.840474]  ? __sigqueue_free.part.27+0x7d/0xa0
[  259.845253]  ? __lock_acquire+0x7ec/0x4ec0
[  259.849506]  ? lock_acquire+0x1ed/0x520
[  259.853481]  ? ext4_filemap_fault+0x7a/0xad
[  259.857812]  ? lock_release+0x970/0x970
[  259.861809]  ? arch_local_save_flags+0x40/0x40
[  259.866411]  ? mark_held_locks+0x130/0x130
[  259.870664]  ? down_read+0xb0/0x1d0
[  259.874295]  ? ext4_filemap_fault+0x7a/0xad
[  259.878619]  ? __down_interruptible+0x700/0x700
[  259.883294]  ? graph_lock+0x170/0x170
[  259.887099]  ? __sigqueue_free.part.27+0x7d/0xa0
[  259.891871]  ext4_filemap_fault+0x82/0xad
[  259.896031]  __do_fault+0x100/0x6b0
[  259.899675]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  259.904965]  ? print_bad_pte+0x6c0/0x6c0
[  259.909048]  ? pmd_val+0x88/0x100
[  259.912508]  ? add_mm_counter_fast+0xd0/0xd0
[  259.916920]  ? pmd_val+0x88/0x100
[  259.920379]  ? add_mm_counter_fast+0xd0/0xd0
[  259.924800]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.930347]  __handle_mm_fault+0x3709/0x53e0
[  259.934777]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  259.939629]  ? graph_lock+0x170/0x170
[  259.943437]  ? print_usage_bug+0xc0/0xc0
[  259.947507]  ? graph_lock+0x170/0x170
[  259.951311]  ? graph_lock+0x170/0x170
[  259.955139]  ? handle_mm_fault+0x42a/0xc70
[  259.959379]  ? lock_downgrade+0x900/0x900
[  259.964036]  ? check_preemption_disabled+0x48/0x200
[  259.969069]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  259.974869]  ? kasan_check_read+0x11/0x20
[  259.979022]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  259.984306]  ? rcu_bh_qs+0xc0/0xc0
[  259.987850]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  259.993307]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.998862]  ? check_preemption_disabled+0x48/0x200
[  260.003902]  handle_mm_fault+0x54f/0xc70
[  260.007987]  ? __handle_mm_fault+0x53e0/0x53e0
[  260.012577]  ? find_vma+0x34/0x190
[  260.016131]  __do_page_fault+0x67d/0xed0
[  260.020208]  ? mm_fault_error+0x380/0x380
[  260.024371]  ? syscall_slow_exit_work+0x520/0x520
[  260.029238]  do_page_fault+0xf2/0x7e0
[  260.033059]  ? vmalloc_sync_all+0x30/0x30
[  260.037217]  ? error_entry+0x70/0xd0
[  260.040939]  ? trace_hardirqs_off_caller+0xbb/0x300
[  260.045980]  ? trace_hardirqs_on_caller+0xc0/0x300
[  260.050913]  ? syscall_return_slowpath+0x5e0/0x5e0
[  260.055850]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  260.060696]  ? trace_hardirqs_off+0x300/0x300
[  260.065194]  ? trace_hardirqs_off_caller+0x300/0x300
[  260.070306]  ? prepare_exit_to_usermode+0x291/0x3b0
[  260.075329]  ? page_fault+0x8/0x30
[  260.078876]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  260.083726]  ? page_fault+0x8/0x30
[  260.087279]  page_fault+0x1e/0x30
[  260.090734] RIP: 0033:0x45db60
[  260.093938] Code: Bad RIP value.
[  260.097308] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  260.102671] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  260.109938] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  260.117232] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  260.124502] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  260.131774] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  260.139078] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  260.139084] warn_alloc_show_mem: 1 callbacks suppressed
[  260.139092] Mem-Info:
[  260.146279] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  260.151646] active_anon:41015 inactive_anon:371 isolated_anon:0
[  260.151646]  active_file:15 inactive_file:16 isolated_file:2
[  260.151646]  unevictable:0 dirty:0 writeback:0 unstable:0
[  260.151646]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  260.151646]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  260.151646]  free:13788 free_pcp:262 free_cma:0
[  260.154023] Call Trace:
[  260.163412] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  260.196263]  <IRQ>
[  260.198836] Node 0 
[  260.226510]  dump_stack+0x1c4/0x2b4
[  260.228655] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  260.230862]  ? dump_stack_print_info.cold.2+0x52/0x52
[  260.234455] lowmem_reserve[]: 0
[  260.259984]  warn_alloc.cold.118+0xb7/0x1bd
[  260.265138]  2815
[  260.268412]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  260.272735]  6318
[  260.274799]  ? lock_downgrade+0x900/0x900
[  260.279613]  6318
[  260.281675]  ? trace_hardirqs_off+0xb8/0x300
[  260.287848]  ? trace_hardirqs_off+0xb8/0x300
[  260.292229] Node 0 DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  260.296659]  __alloc_pages_slowpath+0x2667/0x2d80
[  260.296701]  ? warn_alloc+0x120/0x120
[  260.324263] lowmem_reserve[]:
[  260.329122]  ? warn_alloc+0x120/0x120
[  260.332880]  0
[  260.335988]  ? print_usage_bug+0xc0/0xc0
[  260.339758]  0 3503
[  260.341575]  ? warn_alloc+0x120/0x120
[  260.345598]  3503
[  260.347843]  ? print_usage_bug+0xc0/0xc0
[  260.351617] Node 0 
[  260.353674]  ? __lock_acquire+0x7ec/0x4ec0
[  260.357749] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  260.359959]  ? __lock_acquire+0x7ec/0x4ec0
[  260.364177] lowmem_reserve[]:
[  260.392583]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.396788]  0
[  260.399905]  ? should_fail+0x22d/0xd01
[  260.405413]  0
[  260.407211]  ? __lock_acquire+0x7ec/0x4ec0
[  260.411071]  0
[  260.412867]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  260.417076]  0
[  260.418872]  ? __lock_acquire+0x7ec/0x4ec0
[  260.425753]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  260.429978] Node 0 
[  260.435072]  ? __lock_acquire+0x7ec/0x4ec0
[  260.435082] DMA: 
[  260.437316]  ? should_fail+0x22d/0xd01
[  260.441525] 1*4kB 
[  260.443592]  ? mark_held_locks+0x130/0x130
[  260.447447] (U) 
[  260.449594]  ? mark_held_locks+0x130/0x130
[  260.453803] 0*8kB 
[  260.455778]  ? try_to_wake_up+0x10a/0x12f0
[  260.459991] 0*16kB 
[  260.462131]  ? graph_lock+0x170/0x170
[  260.466343] 1*32kB 
[  260.468570]  ? print_usage_bug+0xc0/0xc0
[  260.472342] (U) 
[  260.474577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.478609] 2*64kB 
[  260.480579]  ? check_preemption_disabled+0x48/0x200
[  260.486087] (U) 
[  260.488320]  ? check_preemption_disabled+0x48/0x200
[  260.493314] 1*128kB 
[  260.495291]  ? __lock_is_held+0xb5/0x140
[  260.500274] (U) 
[  260.502603]  __alloc_pages_nodemask+0xa80/0xde0
[  260.506627] 1*256kB (U) 
[  260.508614]  ? graph_lock+0x170/0x170
[  260.513277] 0*512kB 
[  260.515939]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  260.519713] 1*1024kB 
[  260.522033]  ? graph_lock+0x170/0x170
[  260.527023] (U) 
[  260.529434]  ? find_held_lock+0x36/0x1c0
[  260.533204] 1*2048kB 
[  260.535187]  ? ____cache_alloc_node+0x1c7/0x1e0
[  260.539213] (M) 
[  260.541637]  ? lock_downgrade+0x900/0x900
[  260.546286] 3*4096kB 
[  260.548267]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.552378] (M) 
[  260.554783]  cache_grow_begin+0x91/0x8c0
[  260.560292] = 15908kB
[  260.562267]  ? do_raw_spin_unlock+0xa7/0x2f0
[  260.566296] Node 0 
[  260.568703]  fallback_alloc+0x203/0x2e0
[  260.573085] DMA32: 
[  260.575319]  ____cache_alloc_node+0x1c7/0x1e0
[  260.579260] 3*4kB (M) 
[  260.581507]  kmem_cache_alloc_node+0xe3/0x730
[  260.585988] 2*8kB 
[  260.588486]  ? ipv6_get_ifaddr+0x42e/0x620
[  260.592947] (M) 
[  260.595126]  __alloc_skb+0x119/0x770
[  260.599331] 1*16kB 
[  260.601308]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  260.605000] (M) 
[  260.607233]  ? skb_scrub_packet+0x490/0x490
[  260.612485] 1*32kB 
[  260.614459]  ? lock_downgrade+0x900/0x900
[  260.618760] (M) 
[  260.620999]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.625120] 3*64kB 
[  260.627094]  ? refcount_sub_and_test_checked+0x203/0x310
[  260.632604] (UM) 
[  260.634836]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  260.640272] 3*128kB (M) 
[  260.642342]  ? addrconf_rs_timer+0x6f0/0x6f0
[  260.647770] 2*256kB 
[  260.650447]  ndisc_alloc_skb+0x144/0x340
[  260.654826] (M) 
[  260.657158]  ndisc_send_rs+0x331/0x6e0
[  260.661185] 3*512kB 
[  260.663156]  addrconf_rs_timer+0x3c0/0x6f0
[  260.667013] (M) 
[  260.669334]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.673543] 4*1024kB 
[  260.675527]  call_timer_fn+0x272/0x920
[  260.679728] (UM) 
[  260.682132]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.685998] 3*2048kB 
[  260.688057]  ? process_timeout+0x40/0x40
[  260.692259] (UM) 3*4096kB 
[  260.694676]  ? find_held_lock+0x36/0x1c0
[  260.698708] (M) 
[  260.701552]  ? __run_timers+0x7da/0xc70
[  260.705586] = 25228kB
[  260.707557]  ? _raw_spin_unlock_irq+0x27/0x80
[  260.711505] Node 0 
[  260.713907]  ? _raw_spin_unlock_irq+0x27/0x80
[  260.718378] Normal: 
[  260.720614]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.725086] 866*4kB 
[  260.727406]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  260.731628] (ME) 
[  260.733946]  ? trace_hardirqs_on+0xbd/0x310
[  260.738499] 469*8kB (UME) 
[  260.740567]  ? kasan_check_read+0x11/0x20
[  260.744867] 197*16kB 
[  260.747711]  ? __run_timers+0x7da/0xc70
[  260.751829] (UME) 
[  260.754234]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  260.758181] 59*32kB 
[  260.760332]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.765744] (UME) 18*64kB 
[  260.768092]  __run_timers+0x7e5/0xc70
[  260.772292] (ME) 3*128kB 
[  260.775156]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  260.778923] (M) 
[  260.781680]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  260.787027] 1*256kB 
[  260.789010]  ? graph_lock+0x170/0x170
[  260.793999] (U) 
[  260.796318]  ? enqueue_hrtimer+0x1a5/0x560
[  260.800087] 0*512kB 0*1024kB 
[  260.802072]  ? lock_release+0x970/0x970
[  260.806284] 0*2048kB 
[  260.809383]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  260.813332] 0*4096kB 
[  260.815738]  ? find_held_lock+0x36/0x1c0
[  260.820899] = 14048kB
[  260.823303]  ? graph_lock+0x170/0x170
[  260.827343] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  260.829739]  ? pvclock_read_flags+0x160/0x160
[  260.833524] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  260.842358]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.846828] 412 total pagecache pages
[  260.855421]  ? check_preemption_disabled+0x48/0x200
[  260.860938] 0 pages in swap cache
[  260.864751]  ? __lock_is_held+0xb5/0x140
[  260.869734] Swap cache stats: add 0, delete 0, find 0/0
[  260.873181]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.877210] Free swap  = 0kB
[  260.877220] Total swap = 0kB
[  260.882591]  ? check_preemption_disabled+0x48/0x200
[  260.888100] 1965979 pages RAM
[  260.891122]  run_timer_softirq+0x52/0xb0
[  260.894109] 0 pages HighMem/MovableOnly
[  260.899117]  ? rcu_read_lock_sched_held+0x108/0x120
[  260.902201] 343323 pages reserved
[  260.906277]  __do_softirq+0x30b/0xad8
[  260.910219] 0 pages cma reserved
[  260.915242]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  260.918781] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  260.922463]  ? pvclock_read_flags+0x160/0x160
[  260.925875] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  260.930914]  ? lapic_next_event+0x5a/0x90
[  260.937381] syz-fuzzer cpuset=
[  260.941889]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.952096] /
[  260.956259]  ? check_preemption_disabled+0x48/0x200
[  260.959420]  mems_allowed=0
[  260.964946]  ? check_preemption_disabled+0x48/0x200
[  260.979579]  ? kvm_clock_read+0x18/0x30
[  260.983557]  ? kvm_sched_clock_read+0x9/0x20
[  260.987984]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.993526]  ? check_preemption_disabled+0x48/0x200
[  260.998560]  irq_exit+0x17f/0x1c0
[  261.002024]  smp_apic_timer_interrupt+0x1cb/0x760
[  261.006867]  ? smp_reschedule_interrupt+0x109/0x650
[  261.011887]  ? smp_call_function_single_interrupt+0x650/0x650
[  261.017774]  ? interrupt_entry+0xb5/0xf0
[  261.021843]  ? trace_hardirqs_off_caller+0xbb/0x300
[  261.026858]  ? trace_hardirqs_off_caller+0xbb/0x300
[  261.031882]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.036726]  ? trace_hardirqs_off+0x300/0x300
[  261.041224]  ? trace_hardirqs_off+0x300/0x300
[  261.045731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.051277]  ? check_preemption_disabled+0x48/0x200
[  261.056299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.061847]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.066706]  apic_timer_interrupt+0xf/0x20
[  261.070936]  </IRQ>
[  261.073191] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  261.078126] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  261.097033] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  261.104742] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  261.112010] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  261.119284] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  261.126554] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  261.133824] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  261.141140]  skb_clone+0x1bb/0x500
[  261.144687]  ? skb_split+0x11e0/0x11e0
[  261.148594]  ? dev_forward_skb+0x4c/0x60
[  261.152663]  ? __bpf_redirect+0x54b/0xb20
[  261.156816]  ? __switch_to_asm+0x34/0x70
[  261.160884]  bpf_clone_redirect+0xb9/0x490
[  261.165133]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  261.170157]  ? __sched_text_start+0x8/0x8
[  261.174310]  ? lockdep_hardirqs_on+0x421/0x5c0
[  261.178896]  ? retint_kernel+0x2d/0x2d
[  261.182791]  ? trace_hardirqs_on_caller+0xc0/0x300
[  261.187729]  ? find_held_lock+0x36/0x1c0
[  261.191810]  ? lock_acquire+0x1ed/0x520
[  261.195787]  ? bpf_test_run+0x32e/0x5a0
[  261.199768]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.205307]  ? check_preemption_disabled+0x48/0x200
[  261.210328]  ? kasan_check_read+0x11/0x20
[  261.214482]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  261.219765]  ? rcu_bh_qs+0xc0/0xc0
[  261.223313]  ? preempt_schedule+0x4d/0x60
[  261.227468]  ? ___preempt_schedule+0x16/0x18
[  261.231886]  ? bpf_test_run+0x1c0/0x5a0
[  261.235876]  ? netlink_diag_dump+0x2a0/0x2a0
[  261.240295]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.245830]  ? bpf_test_init.isra.9+0x70/0x100
[  261.250420]  ? bpf_prog_test_run_skb+0x634/0xb40
[  261.255183]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  261.260027]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  261.265571]  ? fput+0x130/0x1a0
[  261.268859]  ? __bpf_prog_get+0x9b/0x290
[  261.272926]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  261.277770]  ? bpf_prog_test_run+0x130/0x1a0
[  261.282190]  ? __x64_sys_bpf+0x3d8/0x510
[  261.286268]  ? bpf_prog_get+0x20/0x20
[  261.290088]  ? ksys_ioctl+0x81/0xd0
[  261.293731]  ? do_syscall_64+0x1b9/0x820
[  261.297800]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  261.303170]  ? syscall_return_slowpath+0x5e0/0x5e0
[  261.308107]  ? trace_hardirqs_off+0x300/0x300
[  261.312607]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  261.317627]  ? recalc_sigpending_tsk+0x180/0x180
[  261.322385]  ? kasan_check_write+0x14/0x20
[  261.326627]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.331484]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  261.336868] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  261.336954] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  261.343791] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  261.343800] Call Trace:
[  261.350379] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  261.359625]  <IRQ>
[  261.362193] syz-executor0 cpuset=
[  261.372669]  dump_stack+0x1c4/0x2b4
[  261.374798] syz0
[  261.378243]  ? dump_stack_print_info.cold.2+0x52/0x52
[  261.381853]  mems_allowed=0
[  261.383831]  warn_alloc.cold.118+0xb7/0x1bd
[  261.396232]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  261.401085]  ? lock_downgrade+0x900/0x900
[  261.405245]  ? trace_hardirqs_off+0xb8/0x300
[  261.409666]  ? trace_hardirqs_off+0xb8/0x300
[  261.414087]  __alloc_pages_slowpath+0x2667/0x2d80
[  261.418965]  ? warn_alloc+0x120/0x120
[  261.422788]  ? warn_alloc+0x120/0x120
[  261.426612]  ? print_usage_bug+0xc0/0xc0
[  261.430693]  ? warn_alloc+0x120/0x120
[  261.434500]  ? print_usage_bug+0xc0/0xc0
[  261.438565]  ? __lock_acquire+0x7ec/0x4ec0
[  261.442804]  ? __lock_acquire+0x7ec/0x4ec0
[  261.447047]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.452590]  ? should_fail+0x22d/0xd01
[  261.456490]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  261.461601]  ? __lock_acquire+0x7ec/0x4ec0
[  261.465852]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  261.470960]  ? __lock_acquire+0x7ec/0x4ec0
[  261.475206]  ? should_fail+0x22d/0xd01
[  261.479112]  ? mark_held_locks+0x130/0x130
[  261.483355]  ? mark_held_locks+0x130/0x130
[  261.487595]  ? graph_lock+0x170/0x170
[  261.491398]  ? graph_lock+0x170/0x170
[  261.495204]  ? graph_lock+0x170/0x170
[  261.499006]  ? print_usage_bug+0xc0/0xc0
[  261.503072]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.508615]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.514156]  ? check_preemption_disabled+0x48/0x200
[  261.519173]  ? check_preemption_disabled+0x48/0x200
[  261.524205]  ? __lock_is_held+0xb5/0x140
[  261.528294]  __alloc_pages_nodemask+0xa80/0xde0
[  261.532978]  ? graph_lock+0x170/0x170
[  261.536874]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  261.541895]  ? graph_lock+0x170/0x170
[  261.545710]  ? find_held_lock+0x36/0x1c0
[  261.549789]  ? ____cache_alloc_node+0x1c7/0x1e0
[  261.554465]  ? lock_downgrade+0x900/0x900
[  261.558627]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.564178]  cache_grow_begin+0x91/0x8c0
[  261.568243]  ? do_raw_spin_unlock+0xa7/0x2f0
[  261.572667]  fallback_alloc+0x203/0x2e0
[  261.576655]  ____cache_alloc_node+0x1c7/0x1e0
[  261.581158]  kmem_cache_alloc_node+0xe3/0x730
[  261.585659]  ? ipv6_get_ifaddr+0x42e/0x620
[  261.589911]  __alloc_skb+0x119/0x770
[  261.593629]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  261.598918]  ? skb_scrub_packet+0x490/0x490
[  261.603244]  ? lock_downgrade+0x900/0x900
[  261.607408]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.612952]  ? refcount_sub_and_test_checked+0x203/0x310
[  261.618417]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  261.623870]  ? addrconf_rs_timer+0x6f0/0x6f0
[  261.628306]  ndisc_alloc_skb+0x144/0x340
[  261.632379]  ndisc_send_rs+0x331/0x6e0
[  261.636278]  addrconf_rs_timer+0x3c0/0x6f0
[  261.640523]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.644782]  call_timer_fn+0x272/0x920
[  261.648670]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.652908]  ? process_timeout+0x40/0x40
[  261.656982]  ? find_held_lock+0x36/0x1c0
[  261.661055]  ? mark_held_locks+0xc7/0x130
[  261.665212]  ? _raw_spin_unlock_irq+0x27/0x80
[  261.669712]  ? _raw_spin_unlock_irq+0x27/0x80
[  261.674217]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.678457]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  261.683061]  ? trace_hardirqs_on+0xbd/0x310
[  261.687397]  ? kasan_check_read+0x11/0x20
[  261.691553]  ? __run_timers+0x7da/0xc70
[  261.695534]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  261.700999]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.705246]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.709484]  __run_timers+0x7e5/0xc70
[  261.713303]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  261.718675]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  261.723697]  ? graph_lock+0x170/0x170
[  261.727507]  ? print_usage_bug+0xc0/0xc0
[  261.731572]  ? lock_release+0x970/0x970
[  261.735552]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  261.740752]  ? find_held_lock+0x36/0x1c0
[  261.744828]  ? graph_lock+0x170/0x170
[  261.748639]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.754181]  ? check_preemption_disabled+0x48/0x200
[  261.759213]  ? __lock_is_held+0xb5/0x140
[  261.763281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.768822]  ? check_preemption_disabled+0x48/0x200
[  261.773852]  run_timer_softirq+0x52/0xb0
[  261.777915]  ? rcu_read_lock_sched_held+0x108/0x120
[  261.782938]  __do_softirq+0x30b/0xad8
[  261.786767]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  261.791881]  ? pvclock_read_flags+0x160/0x160
[  261.796380]  ? lapic_next_event+0x5a/0x90
[  261.800534]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.806072]  ? check_preemption_disabled+0x48/0x200
[  261.811090]  ? check_preemption_disabled+0x48/0x200
[  261.816119]  ? kvm_clock_read+0x18/0x30
[  261.820098]  ? kvm_sched_clock_read+0x9/0x20
[  261.824516]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.830259]  ? check_preemption_disabled+0x48/0x200
[  261.835293]  irq_exit+0x17f/0x1c0
[  261.838764]  smp_apic_timer_interrupt+0x1cb/0x760
[  261.843617]  ? smp_call_function_single_interrupt+0x650/0x650
[  261.849508]  ? interrupt_entry+0xb5/0xf0
[  261.853576]  ? trace_hardirqs_off_caller+0xbb/0x300
[  261.858596]  ? trace_hardirqs_off_caller+0xbb/0x300
[  261.863618]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.868479]  ? trace_hardirqs_off+0x300/0x300
[  261.872979]  ? trace_hardirqs_off+0x300/0x300
[  261.877484]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.883025]  ? check_preemption_disabled+0x48/0x200
[  261.888042]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.893587]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.898445]  apic_timer_interrupt+0xf/0x20
[  261.902675]  </IRQ>
[  261.904915] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  261.910286] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  261.929193] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  261.936913] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  261.944186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  261.951460] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  261.958731] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  261.966458] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  261.973763]  ? page_evictable+0x35d/0x540
[  261.977923]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  261.983473]  page_evictable+0x36b/0x540
[  261.987458]  ? kswapd_stop+0x100/0x100
[  261.991356]  ? ___might_sleep+0x1ed/0x300
[  261.995505]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  262.000961]  ? arch_local_save_flags+0x40/0x40
[  262.005561]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.011095]  ? check_preemption_disabled+0x48/0x200
[  262.016120]  shrink_active_list+0x845/0x1c20
[  262.020537]  ? free_unref_page_list+0xc0f/0x11e0
[  262.025314]  ? shrink_inactive_list+0x1c60/0x1c60
[  262.030180]  ? graph_lock+0x170/0x170
[  262.033993]  ? __page_frag_cache_drain+0x200/0x200
[  262.038926]  ? print_usage_bug+0xc0/0xc0
[  262.043012]  ? find_held_lock+0x36/0x1c0
[  262.047085]  ? graph_lock+0x170/0x170
[  262.050895]  ? mark_held_locks+0xc7/0x130
[  262.055049]  ? check_preemption_disabled+0x48/0x200
[  262.060069]  ? check_preemption_disabled+0x48/0x200
[  262.065095]  ? graph_lock+0x170/0x170
[  262.068901]  ? __lock_is_held+0xb5/0x140
[  262.072978]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.078519]  ? check_preemption_disabled+0x48/0x200
[  262.083552]  ? __lock_is_held+0xb5/0x140
[  262.087634]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  262.092663]  ? inactive_list_is_low+0x305/0x880
[  262.097345]  ? lruvec_lru_size+0x450/0x450
[  262.101578]  ? kasan_check_read+0x11/0x20
[  262.105739]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  262.110689]  shrink_node_memcg+0x803/0x18e0
[  262.115037]  ? shrink_active_list+0x1c20/0x1c20
[  262.119717]  ? lockdep_hardirqs_on+0x421/0x5c0
[  262.124306]  ? trace_hardirqs_on+0xbd/0x310
[  262.128631]  ? vmpressure+0x294/0x310
[  262.132438]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  262.137916]  shrink_node+0x3bc/0x16b0
[  262.141726]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  262.147040]  ? shrink_node_memcg+0x18e0/0x18e0
[  262.151627]  ? lockdep_hardirqs_on+0x421/0x5c0
[  262.156217]  ? trace_hardirqs_on+0xbd/0x310
[  262.160550]  ? vmpressure+0x294/0x310
[  262.164362]  ? do_raw_spin_unlock+0xa7/0x2f0
[  262.168779]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  262.173377]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  262.178930]  ? __cpuset_node_allowed+0x19b/0x660
[  262.183692]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  262.189420]  ? vmpressure+0x1c9/0x310
[  262.193238]  do_try_to_free_pages+0x3e7/0x1290
[  262.197932]  ? shrink_node+0x16b0/0x16b0
[  262.202011]  ? __lock_is_held+0xb5/0x140
[  262.206094]  try_to_free_pages+0x4d0/0xb90
[  262.210345]  ? do_try_to_free_pages+0x1290/0x1290
[  262.215198]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.220760]  ? lock_acquire+0x1ed/0x520
[  262.224750]  ? set_page_refcounted+0x280/0x280
[  262.229355]  ? lock_release+0x970/0x970
[  262.233341]  ? ___might_sleep+0x1ed/0x300
[  262.237500]  ? arch_local_save_flags+0x40/0x40
[  262.242095]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  262.247119]  ? __radix_tree_lookup+0x358/0x4c0
[  262.251714]  __alloc_pages_slowpath+0x993/0x2d80
[  262.256500]  ? kasan_check_read+0x11/0x20
[  262.260655]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  262.265935]  ? warn_alloc+0x120/0x120
[  262.269747]  ? __radix_tree_lookup+0x4c0/0x4c0
[  262.274349]  ? find_get_entry+0x2f2/0xc40
[  262.278512]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.284057]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  262.288996]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.294538]  ? should_fail+0x22d/0xd01
[  262.298432]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  262.303540]  ? __lock_is_held+0xb5/0x140
[  262.307604]  ? graph_lock+0x170/0x170
[  262.311410]  ? graph_lock+0x170/0x170
[  262.315234]  ? __lock_is_held+0xb5/0x140
[  262.319311]  ? __lock_acquire+0x7ec/0x4ec0
[  262.323557]  ? ___might_sleep+0x1ed/0x300
[  262.327708]  ? lock_release+0x970/0x970
[  262.331691]  ? arch_local_save_flags+0x40/0x40
[  262.336291]  ? __might_sleep+0x95/0x190
[  262.340278]  __alloc_pages_nodemask+0xa80/0xde0
[  262.344986]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  262.350015]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  262.355812]  ? kasan_check_read+0x11/0x20
[  262.359963]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  262.365256]  ? graph_lock+0x170/0x170
[  262.369065]  ? print_usage_bug+0xc0/0xc0
[  262.373136]  ? graph_lock+0x170/0x170
[  262.376936]  ? graph_lock+0x170/0x170
[  262.380747]  ? __do_page_cache_readahead+0x7ce/0x980
[  262.385867]  ? find_held_lock+0x36/0x1c0
[  262.390033]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  262.395578]  alloc_pages_current+0x10c/0x210
[  262.399998]  ? lock_downgrade+0x900/0x900
[  262.404153]  __page_cache_alloc+0x38f/0x5b0
[  262.408483]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  262.414282]  ? kasan_check_read+0x11/0x20
[  262.418433]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  262.423714]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  262.428388]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.433928]  ? check_preemption_disabled+0x48/0x200
[  262.438953]  filemap_fault+0x1594/0x25f0
[  262.443042]  ? __lock_page_or_retry+0xa00/0xa00
[  262.447716]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  262.453513]  ? kasan_check_read+0x11/0x20
[  262.457668]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  262.462946]  ? rcu_bh_qs+0xc0/0xc0
[  262.466505]  ? print_usage_bug+0xc0/0xc0
[  262.470578]  ? filemap_map_pages+0xdea/0x1980
[  262.475086]  ? print_usage_bug+0xc0/0xc0
[  262.479159]  ? find_get_pages_range_tag+0x1320/0x1320
[  262.484351]  ? print_usage_bug+0xc0/0xc0
[  262.488413]  ? __lock_acquire+0x7ec/0x4ec0
[  262.492652]  ? graph_lock+0x170/0x170
[  262.496456]  ? __sigqueue_free.part.27+0x7d/0xa0
[  262.501219]  ? __lock_acquire+0x7ec/0x4ec0
[  262.505474]  ? lock_acquire+0x1ed/0x520
[  262.509450]  ? ext4_filemap_fault+0x7a/0xad
[  262.513784]  ? lock_release+0x970/0x970
[  262.517769]  ? arch_local_save_flags+0x40/0x40
[  262.522376]  ? mark_held_locks+0x130/0x130
[  262.526633]  ? down_read+0xb0/0x1d0
[  262.530261]  ? ext4_filemap_fault+0x7a/0xad
[  262.534588]  ? __down_interruptible+0x700/0x700
[  262.539261]  ? graph_lock+0x170/0x170
[  262.543068]  ? __sigqueue_free.part.27+0x7d/0xa0
[  262.547845]  ext4_filemap_fault+0x82/0xad
[  262.552007]  __do_fault+0x100/0x6b0
[  262.555644]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  262.560933]  ? print_bad_pte+0x6c0/0x6c0
[  262.565022]  ? pmd_val+0x88/0x100
[  262.568495]  ? add_mm_counter_fast+0xd0/0xd0
[  262.572916]  ? pmd_val+0x88/0x100
[  262.576378]  ? add_mm_counter_fast+0xd0/0xd0
[  262.580800]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.586351]  __handle_mm_fault+0x3709/0x53e0
[  262.590783]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  262.595642]  ? graph_lock+0x170/0x170
[  262.599463]  ? print_usage_bug+0xc0/0xc0
[  262.603541]  ? graph_lock+0x170/0x170
[  262.607347]  ? graph_lock+0x170/0x170
[  262.611172]  ? handle_mm_fault+0x42a/0xc70
[  262.615414]  ? lock_downgrade+0x900/0x900
[  262.619594]  ? check_preemption_disabled+0x48/0x200
[  262.624620]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  262.630421]  ? kasan_check_read+0x11/0x20
[  262.634571]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  262.639850]  ? rcu_bh_qs+0xc0/0xc0
[  262.643396]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  262.648855]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.654391]  ? check_preemption_disabled+0x48/0x200
[  262.659422]  handle_mm_fault+0x54f/0xc70
[  262.663492]  ? __handle_mm_fault+0x53e0/0x53e0
[  262.668081]  ? find_vma+0x34/0x190
[  262.671630]  __do_page_fault+0x67d/0xed0
[  262.675704]  ? mm_fault_error+0x380/0x380
[  262.679862]  ? syscall_slow_exit_work+0x520/0x520
[  262.684710]  do_page_fault+0xf2/0x7e0
[  262.688517]  ? vmalloc_sync_all+0x30/0x30
[  262.692671]  ? error_entry+0x70/0xd0
[  262.696394]  ? trace_hardirqs_off_caller+0xbb/0x300
[  262.701411]  ? trace_hardirqs_on_caller+0xc0/0x300
[  262.706352]  ? syscall_return_slowpath+0x5e0/0x5e0
[  262.711285]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  262.716133]  ? trace_hardirqs_off+0x300/0x300
[  262.720631]  ? trace_hardirqs_off_caller+0x300/0x300
[  262.725747]  ? prepare_exit_to_usermode+0x291/0x3b0
[  262.730779]  ? page_fault+0x8/0x30
[  262.734328]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  262.739176]  ? page_fault+0x8/0x30
[  262.742721]  page_fault+0x1e/0x30
[  262.746179] RIP: 0033:0x45db60
[  262.749377] Code: Bad RIP value.
[  262.752739] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  262.758112] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  262.765381] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  262.772652] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  262.779918] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  262.787186] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  262.794491] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  262.794497] warn_alloc_show_mem: 1 callbacks suppressed
[  262.794504] Mem-Info:
[  262.801689] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  262.807057] active_anon:41015 inactive_anon:371 isolated_anon:0
[  262.807057]  active_file:15 inactive_file:16 isolated_file:2
[  262.807057]  unevictable:0 dirty:0 writeback:0 unstable:0
[  262.807057]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  262.807057]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  262.807057]  free:13788 free_pcp:262 free_cma:0
[  262.809430] Call Trace:
[  262.818821] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  262.851695]  <IRQ>
[  262.854271] Node 0 
[  262.881947]  dump_stack+0x1c4/0x2b4
[  262.884093] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  262.886301]  ? dump_stack_print_info.cold.2+0x52/0x52
[  262.889903] lowmem_reserve[]:
[  262.915429]  warn_alloc.cold.118+0xb7/0x1bd
[  262.920604]  0
[  262.923703]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  262.927998]  2815
[  262.929801]  ? lock_downgrade+0x900/0x900
[  262.934608]  6318 6318
[  262.936677]  ? trace_hardirqs_off+0xb8/0x300
[  262.943294]  ? trace_hardirqs_off+0xb8/0x300
[  262.947680] Node 0 DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  262.952115]  __alloc_pages_slowpath+0x2667/0x2d80
[  262.952158]  ? warn_alloc+0x120/0x120
[  262.979696] lowmem_reserve[]: 0
[  262.984557]  ? trace_hardirqs_on+0x310/0x310
[  262.988339]  0
[  262.991616]  ? warn_alloc+0x120/0x120
[  262.996003]  3503
[  262.997806]  ? print_usage_bug+0xc0/0xc0
[  263.001579]  3503
[  263.003633]  ? warn_alloc+0x120/0x120
[  263.009786]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  263.013562] Node 0 
[  263.018568]  ? print_usage_bug+0xc0/0xc0
[  263.018600] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  263.018608] lowmem_reserve[]:
[  263.020838]  ? __lock_acquire+0x7ec/0x4ec0
[  263.024875]  0
[  263.053241]  ? __lock_acquire+0x7ec/0x4ec0
[  263.056321]  0
[  263.060553]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.062333]  0
[  263.066564]  ? should_fail+0x22d/0xd01
[  263.068343]  0
[  263.073877]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  263.079533]  ? __lock_acquire+0x7ec/0x4ec0
[  263.081312] Node 0 
[  263.086407]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  263.090617] DMA: 
[  263.092845]  ? __lock_acquire+0x7ec/0x4ec0
[  263.097925] 1*4kB 
[  263.099991]  ? should_fail+0x22d/0xd01
[  263.104203] (U) 
[  263.106349]  ? print_usage_bug+0xc0/0xc0
[  263.110213] 0*8kB 
[  263.112190]  ? mark_held_locks+0x130/0x130
[  263.116220] 0*16kB 
[  263.118360]  ? mark_held_locks+0x130/0x130
[  263.122570] 1*32kB 
[  263.124803]  ? graph_lock+0x170/0x170
[  263.129011] (U) 
[  263.131242]  ? print_usage_bug+0xc0/0xc0
[  263.135020] 2*64kB 
[  263.136998]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  263.141050] (U) 
[  263.143290]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.148017] 1*128kB 
[  263.149999]  ? check_preemption_disabled+0x48/0x200
[  263.155514] (U) 
[  263.157832]  ? check_preemption_disabled+0x48/0x200
[  263.162817] 1*256kB (U) 
[  263.164808]  ? __lock_is_held+0xb5/0x140
[  263.169792] 0*512kB 
[  263.172463]  __alloc_pages_nodemask+0xa80/0xde0
[  263.176498] 1*1024kB 
[  263.178815]  ? graph_lock+0x170/0x170
[  263.183459] (U) 
[  263.185867]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  263.189634] 1*2048kB (M) 
[  263.191615]  ? graph_lock+0x170/0x170
[  263.196608] 3*4096kB 
[  263.199369]  ? find_held_lock+0x36/0x1c0
[  263.203137] (M) 
[  263.205553]  ? ____cache_alloc_node+0x1c7/0x1e0
[  263.209587] = 15908kB
[  263.211559]  ? lock_downgrade+0x900/0x900
[  263.216203] Node 0 
[  263.218613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.222730] DMA32: 3*4kB 
[  263.224995]  cache_grow_begin+0x91/0x8c0
[  263.230495] (M) 
[  263.233252]  ? do_raw_spin_unlock+0xa7/0x2f0
[  263.237284] 2*8kB 
[  263.239261]  fallback_alloc+0x203/0x2e0
[  263.243626] (M) 1*16kB 
[  263.245809]  ____cache_alloc_node+0x1c7/0x1e0
[  263.249760] (M) 
[  263.252334]  kmem_cache_alloc_node+0xe3/0x730
[  263.256806] 1*32kB 
[  263.258774]  ? ipv6_get_ifaddr+0x42e/0x620
[  263.258799]  __alloc_skb+0x119/0x770
[  263.263257] (M) 3*64kB 
[  263.265503]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  263.269701] (UM) 3*128kB 
[  263.273420]  ? skb_scrub_packet+0x490/0x490
[  263.275978] (M) 2*256kB 
[  263.281271]  ? lock_downgrade+0x900/0x900
[  263.283998] (M) 
[  263.288326]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.290967] 3*512kB 
[  263.295118]  ? refcount_sub_and_test_checked+0x203/0x310
[  263.297070] (M) 
[  263.302625]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  263.304921] 4*1024kB 
[  263.310373]  ? addrconf_rs_timer+0x6f0/0x6f0
[  263.312317] (UM) 
[  263.317774]  ndisc_alloc_skb+0x144/0x340
[  263.320156] 3*2048kB 
[  263.324559]  ndisc_send_rs+0x331/0x6e0
[  263.326590] (UM) 
[  263.330650]  addrconf_rs_timer+0x3c0/0x6f0
[  263.333030] 3*4096kB 
[  263.336916]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.338952] (M) 
[  263.343222]  call_timer_fn+0x272/0x920
[  263.345597] = 25228kB
[  263.349827]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.351777] Node 0 
[  263.355663]  ? process_timeout+0x40/0x40
[  263.358044] Normal: 
[  263.362274]  ? find_held_lock+0x36/0x1c0
[  263.364488] 866*4kB 
[  263.368551]  ? __run_timers+0x7da/0xc70
[  263.370859] (ME) 
[  263.374918]  ? _raw_spin_unlock_irq+0x27/0x80
[  263.377207] 469*8kB (UME) 
[  263.381199]  ? _raw_spin_unlock_irq+0x27/0x80
[  263.383242] 197*16kB 
[  263.387738]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.390554] (UME) 
[  263.395055]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  263.397436] 59*32kB 
[  263.401670]  ? trace_hardirqs_on+0xbd/0x310
[  263.403791] (UME) 
[  263.408370]  ? kasan_check_read+0x11/0x20
[  263.410662] 18*64kB (ME) 
[  263.415001]  ? __run_timers+0x7da/0xc70
[  263.417120] 3*128kB 
[  263.421265]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  263.423996] (M) 
[  263.427986]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.430283] 1*256kB 
[  263.435726]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.437672] (U) 
[  263.441905]  __run_timers+0x7e5/0xc70
[  263.444203] 0*512kB 
[  263.448442]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  263.450394] 0*1024kB 
[  263.454195]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  263.456488] 0*2048kB 
[  263.461846]  ? graph_lock+0x170/0x170
[  263.464233] 0*4096kB 
[  263.469273]  ? enqueue_hrtimer+0x1a5/0x560
[  263.471653] = 14048kB
[  263.475453]  ? lock_release+0x970/0x970
[  263.477843] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  263.482063]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  263.484455] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  263.488423]  ? find_held_lock+0x36/0x1c0
[  263.497231] 412 total pagecache pages
[  263.502419]  ? graph_lock+0x170/0x170
[  263.510983] 0 pages in swap cache
[  263.515037]  ? pvclock_read_flags+0x160/0x160
[  263.518810] Swap cache stats: add 0, delete 0, find 0/0
[  263.522606]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.526036] Free swap  = 0kB
[  263.530525]  ? check_preemption_disabled+0x48/0x200
[  263.535860] Total swap = 0kB
[  263.541398]  ? __lock_is_held+0xb5/0x140
[  263.544387] 1965979 pages RAM
[  263.549395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.552384] 0 pages HighMem/MovableOnly
[  263.552393] 343323 pages reserved
[  263.556447]  ? check_preemption_disabled+0x48/0x200
[  263.559529] 0 pages cma reserved
[  263.565069]  run_timer_softirq+0x52/0xb0
[  263.569107] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  263.572461]  ? rcu_read_lock_sched_held+0x108/0x120
[  263.577547] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  263.580818]  __do_softirq+0x30b/0xad8
[  263.584854] syz-fuzzer cpuset=
[  263.591348]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  263.596334] /
[  263.606557]  ? pvclock_read_flags+0x160/0x160
[  263.610333]  mems_allowed=0
[  263.613513]  ? lapic_next_event+0x5a/0x90
[  263.631843]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.637826]  ? check_preemption_disabled+0x48/0x200
[  263.642841]  ? check_preemption_disabled+0x48/0x200
[  263.647868]  ? kvm_clock_read+0x18/0x30
[  263.651848]  ? kvm_sched_clock_read+0x9/0x20
[  263.656311]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.661853]  ? check_preemption_disabled+0x48/0x200
[  263.666890]  irq_exit+0x17f/0x1c0
[  263.670360]  smp_apic_timer_interrupt+0x1cb/0x760
[  263.675217]  ? smp_reschedule_interrupt+0x109/0x650
[  263.680248]  ? smp_call_function_single_interrupt+0x650/0x650
[  263.686145]  ? interrupt_entry+0xb5/0xf0
[  263.690213]  ? trace_hardirqs_off_caller+0xbb/0x300
[  263.695228]  ? trace_hardirqs_off_caller+0xbb/0x300
[  263.700266]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.705130]  ? trace_hardirqs_off+0x300/0x300
[  263.709629]  ? trace_hardirqs_off+0x300/0x300
[  263.714133]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.719684]  ? check_preemption_disabled+0x48/0x200
[  263.724714]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.730280]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.735143]  apic_timer_interrupt+0xf/0x20
[  263.739376]  </IRQ>
[  263.741622] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  263.746554] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  263.765468] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  263.773189] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  263.780463] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  263.787736] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  263.795009] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  263.802280] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  263.809602]  skb_clone+0x1bb/0x500
[  263.813150]  ? skb_split+0x11e0/0x11e0
[  263.817050]  ? dev_forward_skb+0x4c/0x60
[  263.821119]  ? __bpf_redirect+0x54b/0xb20
[  263.825278]  ? __switch_to_asm+0x34/0x70
[  263.829857]  bpf_clone_redirect+0xb9/0x490
[  263.834108]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  263.839137]  ? __sched_text_start+0x8/0x8
[  263.843302]  ? lockdep_hardirqs_on+0x421/0x5c0
[  263.847889]  ? retint_kernel+0x2d/0x2d
[  263.851786]  ? trace_hardirqs_on_caller+0xc0/0x300
[  263.856739]  ? find_held_lock+0x36/0x1c0
[  263.860824]  ? lock_acquire+0x1ed/0x520
[  263.864805]  ? bpf_test_run+0x32e/0x5a0
[  263.868787]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.874332]  ? check_preemption_disabled+0x48/0x200
[  263.879384]  ? kasan_check_read+0x11/0x20
[  263.883541]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  263.888827]  ? rcu_bh_qs+0xc0/0xc0
[  263.892376]  ? preempt_schedule+0x4d/0x60
[  263.896529]  ? ___preempt_schedule+0x16/0x18
[  263.900952]  ? bpf_test_run+0x1c0/0x5a0
[  263.904956]  ? netlink_diag_dump+0x2a0/0x2a0
[  263.909385]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.914922]  ? bpf_test_init.isra.9+0x70/0x100
[  263.919516]  ? bpf_prog_test_run_skb+0x634/0xb40
[  263.924286]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  263.929134]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  263.934671]  ? fput+0x130/0x1a0
[  263.937955]  ? __bpf_prog_get+0x9b/0x290
[  263.942028]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  263.946874]  ? bpf_prog_test_run+0x130/0x1a0
[  263.951293]  ? __x64_sys_bpf+0x3d8/0x510
[  263.955367]  ? bpf_prog_get+0x20/0x20
[  263.959195]  ? ksys_ioctl+0x81/0xd0
[  263.963057]  ? do_syscall_64+0x1b9/0x820
[  263.967126]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  263.972493]  ? syscall_return_slowpath+0x5e0/0x5e0
[  263.977432]  ? trace_hardirqs_off+0x300/0x300
[  263.981931]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  263.986951]  ? recalc_sigpending_tsk+0x180/0x180
[  263.991715]  ? kasan_check_write+0x14/0x20
[  263.995958]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.000820]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  264.006204] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  264.006336] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  264.013134] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  264.013140] Call Trace:
[  264.013147]  <IRQ>
[  264.013165]  dump_stack+0x1c4/0x2b4
[  264.013182]  ? dump_stack_print_info.cold.2+0x52/0x52
[  264.013209]  warn_alloc.cold.118+0xb7/0x1bd
[  264.019776] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  264.029038]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  264.031596] syz-executor0 cpuset=
[  264.033745]  ? lock_downgrade+0x900/0x900
[  264.037346] syz0
[  264.042533]  ? trace_hardirqs_off+0xb8/0x300
[  264.046832]  mems_allowed=0
[  264.057310]  ? trace_hardirqs_off+0xb8/0x300
[  264.083378]  __alloc_pages_slowpath+0x2667/0x2d80
[  264.088257]  ? warn_alloc+0x120/0x120
[  264.092069]  ? trace_hardirqs_on+0x310/0x310
[  264.096481]  ? warn_alloc+0x120/0x120
[  264.100290]  ? print_usage_bug+0xc0/0xc0
[  264.104356]  ? warn_alloc+0x120/0x120
[  264.108162]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  264.113182]  ? print_usage_bug+0xc0/0xc0
[  264.117251]  ? __lock_acquire+0x7ec/0x4ec0
[  264.121490]  ? __lock_acquire+0x7ec/0x4ec0
[  264.125732]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.131277]  ? should_fail+0x22d/0xd01
[  264.135172]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  264.140276]  ? __lock_acquire+0x7ec/0x4ec0
[  264.144520]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  264.149627]  ? __lock_acquire+0x7ec/0x4ec0
[  264.153868]  ? should_fail+0x22d/0xd01
[  264.157763]  ? print_usage_bug+0xc0/0xc0
[  264.161839]  ? mark_held_locks+0x130/0x130
[  264.166082]  ? mark_held_locks+0x130/0x130
[  264.170325]  ? graph_lock+0x170/0x170
[  264.174129]  ? print_usage_bug+0xc0/0xc0
[  264.178193]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  264.182952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.188500]  ? check_preemption_disabled+0x48/0x200
[  264.193513]  ? check_preemption_disabled+0x48/0x200
[  264.198546]  ? __lock_is_held+0xb5/0x140
[  264.202633]  __alloc_pages_nodemask+0xa80/0xde0
[  264.207311]  ? graph_lock+0x170/0x170
[  264.211118]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  264.216131]  ? graph_lock+0x170/0x170
[  264.219948]  ? find_held_lock+0x36/0x1c0
[  264.224031]  ? ____cache_alloc_node+0x1c7/0x1e0
[  264.228703]  ? lock_downgrade+0x900/0x900
[  264.232866]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.238414]  cache_grow_begin+0x91/0x8c0
[  264.242480]  ? do_raw_spin_unlock+0xa7/0x2f0
[  264.246900]  fallback_alloc+0x203/0x2e0
[  264.250887]  ____cache_alloc_node+0x1c7/0x1e0
[  264.255393]  kmem_cache_alloc_node+0xe3/0x730
[  264.259892]  ? ipv6_get_ifaddr+0x42e/0x620
[  264.264144]  __alloc_skb+0x119/0x770
[  264.267863]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  264.273148]  ? skb_scrub_packet+0x490/0x490
[  264.277471]  ? lock_downgrade+0x900/0x900
[  264.281632]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.287177]  ? refcount_sub_and_test_checked+0x203/0x310
[  264.292639]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  264.298096]  ? addrconf_rs_timer+0x6f0/0x6f0
[  264.302522]  ndisc_alloc_skb+0x144/0x340
[  264.306592]  ndisc_send_rs+0x331/0x6e0
[  264.310487]  addrconf_rs_timer+0x3c0/0x6f0
[  264.314732]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.318998]  call_timer_fn+0x272/0x920
[  264.322895]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.327135]  ? process_timeout+0x40/0x40
[  264.331458]  ? find_held_lock+0x36/0x1c0
[  264.335527]  ? mark_held_locks+0xc7/0x130
[  264.339681]  ? _raw_spin_unlock_irq+0x27/0x80
[  264.344179]  ? _raw_spin_unlock_irq+0x27/0x80
[  264.348675]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.352914]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  264.357502]  ? trace_hardirqs_on+0xbd/0x310
[  264.361826]  ? kasan_check_read+0x11/0x20
[  264.365989]  ? __run_timers+0x7da/0xc70
[  264.369981]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  264.375441]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.379683]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.383924]  __run_timers+0x7e5/0xc70
[  264.387745]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  264.393127]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  264.398149]  ? graph_lock+0x170/0x170
[  264.401958]  ? print_usage_bug+0xc0/0xc0
[  264.406031]  ? lock_release+0x970/0x970
[  264.410014]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  264.415213]  ? find_held_lock+0x36/0x1c0
[  264.419283]  ? graph_lock+0x170/0x170
[  264.423093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.428638]  ? check_preemption_disabled+0x48/0x200
[  264.433669]  ? __lock_is_held+0xb5/0x140
[  264.437734]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.443281]  ? check_preemption_disabled+0x48/0x200
[  264.448309]  run_timer_softirq+0x52/0xb0
[  264.452374]  ? rcu_read_lock_sched_held+0x108/0x120
[  264.457401]  __do_softirq+0x30b/0xad8
[  264.461217]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  264.466335]  ? pvclock_read_flags+0x160/0x160
[  264.470841]  ? lapic_next_event+0x5a/0x90
[  264.475001]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.480547]  ? check_preemption_disabled+0x48/0x200
[  264.485562]  ? check_preemption_disabled+0x48/0x200
[  264.490588]  ? kvm_clock_read+0x18/0x30
[  264.494567]  ? kvm_sched_clock_read+0x9/0x20
[  264.498993]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.504534]  ? check_preemption_disabled+0x48/0x200
[  264.509586]  irq_exit+0x17f/0x1c0
[  264.513067]  smp_apic_timer_interrupt+0x1cb/0x760
[  264.517920]  ? smp_call_function_single_interrupt+0x650/0x650
[  264.523806]  ? interrupt_entry+0xb5/0xf0
[  264.527871]  ? trace_hardirqs_off_caller+0xbb/0x300
[  264.532886]  ? trace_hardirqs_off_caller+0xbb/0x300
[  264.537907]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.542753]  ? trace_hardirqs_off+0x300/0x300
[  264.547259]  ? trace_hardirqs_off+0x300/0x300
[  264.551764]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.557306]  ? check_preemption_disabled+0x48/0x200
[  264.562325]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.567873]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.572731]  apic_timer_interrupt+0xf/0x20
[  264.576964]  </IRQ>
[  264.579216] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  264.584584] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  264.603486] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  264.611203] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  264.618474] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  264.625763] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  264.633031] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  264.640303] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  264.647601]  ? page_evictable+0x35d/0x540
[  264.651771]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  264.657315]  page_evictable+0x36b/0x540
[  264.661295]  ? kswapd_stop+0x100/0x100
[  264.665191]  ? ___might_sleep+0x1ed/0x300
[  264.669344]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  264.674802]  ? arch_local_save_flags+0x40/0x40
[  264.679389]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.684925]  ? check_preemption_disabled+0x48/0x200
[  264.689951]  shrink_active_list+0x845/0x1c20
[  264.694375]  ? free_unref_page_list+0xc0f/0x11e0
[  264.699149]  ? shrink_inactive_list+0x1c60/0x1c60
[  264.704017]  ? graph_lock+0x170/0x170
[  264.707821]  ? __page_frag_cache_drain+0x200/0x200
[  264.712761]  ? print_usage_bug+0xc0/0xc0
[  264.716845]  ? find_held_lock+0x36/0x1c0
[  264.720918]  ? graph_lock+0x170/0x170
[  264.724727]  ? mark_held_locks+0xc7/0x130
[  264.728887]  ? check_preemption_disabled+0x48/0x200
[  264.733901]  ? check_preemption_disabled+0x48/0x200
[  264.738939]  ? graph_lock+0x170/0x170
[  264.742752]  ? __lock_is_held+0xb5/0x140
[  264.746828]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.752371]  ? check_preemption_disabled+0x48/0x200
[  264.757404]  ? __lock_is_held+0xb5/0x140
[  264.761494]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  264.766519]  ? inactive_list_is_low+0x305/0x880
[  264.771202]  ? lruvec_lru_size+0x450/0x450
[  264.775442]  ? kasan_check_read+0x11/0x20
[  264.779607]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  264.784559]  shrink_node_memcg+0x803/0x18e0
[  264.788904]  ? shrink_active_list+0x1c20/0x1c20
[  264.793586]  ? lockdep_hardirqs_on+0x421/0x5c0
[  264.798185]  ? trace_hardirqs_on+0xbd/0x310
[  264.802519]  ? vmpressure+0x294/0x310
[  264.806324]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  264.811820]  shrink_node+0x3bc/0x16b0
[  264.815633]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  264.820939]  ? shrink_node_memcg+0x18e0/0x18e0
[  264.825545]  ? lockdep_hardirqs_on+0x421/0x5c0
[  264.830134]  ? trace_hardirqs_on+0xbd/0x310
[  264.834463]  ? vmpressure+0x294/0x310
[  264.838271]  ? do_raw_spin_unlock+0xa7/0x2f0
[  264.842702]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  264.847299]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  264.852854]  ? __cpuset_node_allowed+0x19b/0x660
[  264.857618]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  264.863338]  ? vmpressure+0x1c9/0x310
[  264.867157]  do_try_to_free_pages+0x3e7/0x1290
[  264.871766]  ? shrink_node+0x16b0/0x16b0
[  264.875833]  ? __lock_is_held+0xb5/0x140
[  264.879914]  try_to_free_pages+0x4d0/0xb90
[  264.884157]  ? do_try_to_free_pages+0x1290/0x1290
[  264.889007]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.894556]  ? lock_acquire+0x1ed/0x520
[  264.898536]  ? set_page_refcounted+0x280/0x280
[  264.903131]  ? lock_release+0x970/0x970
[  264.907117]  ? ___might_sleep+0x1ed/0x300
[  264.911269]  ? arch_local_save_flags+0x40/0x40
[  264.915859]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  264.920879]  ? __radix_tree_lookup+0x358/0x4c0
[  264.925474]  __alloc_pages_slowpath+0x993/0x2d80
[  264.930260]  ? kasan_check_read+0x11/0x20
[  264.934418]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  264.939703]  ? warn_alloc+0x120/0x120
[  264.943509]  ? __radix_tree_lookup+0x4c0/0x4c0
[  264.948106]  ? find_get_entry+0x2f2/0xc40
[  264.952267]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.957809]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  264.962749]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.968299]  ? should_fail+0x22d/0xd01
[  264.972193]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  264.977307]  ? __lock_is_held+0xb5/0x140
[  264.981375]  ? graph_lock+0x170/0x170
[  264.985191]  ? graph_lock+0x170/0x170
[  264.989022]  ? __lock_is_held+0xb5/0x140
[  264.993097]  ? __lock_acquire+0x7ec/0x4ec0
[  264.997342]  ? ___might_sleep+0x1ed/0x300
[  265.001492]  ? lock_release+0x970/0x970
[  265.005474]  ? arch_local_save_flags+0x40/0x40
[  265.010070]  ? __might_sleep+0x95/0x190
[  265.014057]  __alloc_pages_nodemask+0xa80/0xde0
[  265.018738]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  265.023769]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  265.029573]  ? kasan_check_read+0x11/0x20
[  265.033760]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  265.039060]  ? graph_lock+0x170/0x170
[  265.042862]  ? print_usage_bug+0xc0/0xc0
[  265.046932]  ? graph_lock+0x170/0x170
[  265.050735]  ? graph_lock+0x170/0x170
[  265.054546]  ? __do_page_cache_readahead+0x7ce/0x980
[  265.059658]  ? find_held_lock+0x36/0x1c0
[  265.063728]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  265.069281]  alloc_pages_current+0x10c/0x210
[  265.073693]  ? lock_downgrade+0x900/0x900
[  265.077846]  __page_cache_alloc+0x38f/0x5b0
[  265.082175]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  265.087981]  ? kasan_check_read+0x11/0x20
[  265.092136]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  265.097417]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  265.102092]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.107633]  ? check_preemption_disabled+0x48/0x200
[  265.112661]  filemap_fault+0x1594/0x25f0
[  265.116740]  ? __lock_page_or_retry+0xa00/0xa00
[  265.121433]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  265.127234]  ? kasan_check_read+0x11/0x20
[  265.131389]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  265.136670]  ? rcu_bh_qs+0xc0/0xc0
[  265.140224]  ? print_usage_bug+0xc0/0xc0
[  265.144303]  ? filemap_map_pages+0xdea/0x1980
[  265.148813]  ? print_usage_bug+0xc0/0xc0
[  265.152892]  ? find_get_pages_range_tag+0x1320/0x1320
[  265.158091]  ? print_usage_bug+0xc0/0xc0
[  265.162154]  ? __lock_acquire+0x7ec/0x4ec0
[  265.166395]  ? graph_lock+0x170/0x170
[  265.170206]  ? __sigqueue_free.part.27+0x7d/0xa0
[  265.174985]  ? __lock_acquire+0x7ec/0x4ec0
[  265.179243]  ? lock_acquire+0x1ed/0x520
[  265.183224]  ? ext4_filemap_fault+0x7a/0xad
[  265.187555]  ? lock_release+0x970/0x970
[  265.191530]  ? arch_local_save_flags+0x40/0x40
[  265.196118]  ? mark_held_locks+0x130/0x130
[  265.200370]  ? down_read+0xb0/0x1d0
[  265.204005]  ? ext4_filemap_fault+0x7a/0xad
[  265.208328]  ? __down_interruptible+0x700/0x700
[  265.213008]  ? graph_lock+0x170/0x170
[  265.216811]  ? __sigqueue_free.part.27+0x7d/0xa0
[  265.221583]  ext4_filemap_fault+0x82/0xad
[  265.225740]  __do_fault+0x100/0x6b0
[  265.229380]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  265.234661]  ? print_bad_pte+0x6c0/0x6c0
[  265.238731]  ? pmd_val+0x88/0x100
[  265.242190]  ? add_mm_counter_fast+0xd0/0xd0
[  265.246602]  ? pmd_val+0x88/0x100
[  265.250061]  ? add_mm_counter_fast+0xd0/0xd0
[  265.254480]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.260027]  __handle_mm_fault+0x3709/0x53e0
[  265.264451]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  265.269299]  ? graph_lock+0x170/0x170
[  265.273107]  ? print_usage_bug+0xc0/0xc0
[  265.277173]  ? graph_lock+0x170/0x170
[  265.280982]  ? graph_lock+0x170/0x170
[  265.284805]  ? handle_mm_fault+0x42a/0xc70
[  265.289047]  ? lock_downgrade+0x900/0x900
[  265.293194]  ? check_preemption_disabled+0x48/0x200
[  265.298221]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  265.304021]  ? kasan_check_read+0x11/0x20
[  265.308174]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  265.313456]  ? rcu_bh_qs+0xc0/0xc0
[  265.317008]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  265.322462]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.328007]  ? check_preemption_disabled+0x48/0x200
[  265.333039]  handle_mm_fault+0x54f/0xc70
[  265.337110]  ? __handle_mm_fault+0x53e0/0x53e0
[  265.341697]  ? find_vma+0x34/0x190
[  265.345249]  __do_page_fault+0x67d/0xed0
[  265.349325]  ? mm_fault_error+0x380/0x380
[  265.353485]  ? syscall_slow_exit_work+0x520/0x520
[  265.358344]  do_page_fault+0xf2/0x7e0
[  265.362154]  ? vmalloc_sync_all+0x30/0x30
[  265.366309]  ? error_entry+0x70/0xd0
[  265.370029]  ? trace_hardirqs_off_caller+0xbb/0x300
[  265.375048]  ? trace_hardirqs_on_caller+0xc0/0x300
[  265.379987]  ? syscall_return_slowpath+0x5e0/0x5e0
[  265.384921]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  265.389776]  ? trace_hardirqs_off+0x300/0x300
[  265.394277]  ? trace_hardirqs_off_caller+0x300/0x300
[  265.399402]  ? prepare_exit_to_usermode+0x291/0x3b0
[  265.404434]  ? page_fault+0x8/0x30
[  265.407999]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  265.412857]  ? page_fault+0x8/0x30
[  265.416405]  page_fault+0x1e/0x30
[  265.419860] RIP: 0033:0x45db60
[  265.423057] Code: Bad RIP value.
[  265.426423] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  265.431790] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  265.439061] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  265.446341] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  265.453616] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  265.460909] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  265.468225] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  265.468231] warn_alloc_show_mem: 1 callbacks suppressed
[  265.468239] Mem-Info:
[  265.475426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  265.480796] active_anon:41015 inactive_anon:371 isolated_anon:0
[  265.480796]  active_file:15 inactive_file:16 isolated_file:2
[  265.480796]  unevictable:0 dirty:0 writeback:0 unstable:0
[  265.480796]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  265.480796]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  265.480796]  free:13788 free_pcp:262 free_cma:0
[  265.483167] Call Trace:
[  265.492560] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  265.525409]  <IRQ>
[  265.527986] Node 0 
[  265.555658]  dump_stack+0x1c4/0x2b4
[  265.557805] 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
[  265.560042]  ? dump_stack_print_info.cold.2+0x52/0x52
[  265.563645] lowmem_reserve[]:
[  265.589158]  warn_alloc.cold.118+0xb7/0x1bd
[  265.594312]  0
[  265.597412]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  265.601708]  2815
[  265.603511]  ? lock_downgrade+0x900/0x900
[  265.608323]  6318
[  265.610386]  ? trace_hardirqs_off+0xb8/0x300
[  265.614502]  6318
[  265.616560]  ? trace_hardirqs_off+0xb8/0x300
[  265.623006]  __alloc_pages_slowpath+0x2667/0x2d80
[  265.627385] Node 0 DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  265.632251]  ? warn_alloc+0x120/0x120
[  265.632275]  ? trace_hardirqs_on+0x310/0x310
[  265.659825] lowmem_reserve[]: 0
[  265.663635]  ? warn_alloc+0x120/0x120
[  265.668008]  0 3503
[  265.671296]  ? print_usage_bug+0xc0/0xc0
[  265.675063]  3503
[  265.677300]  ? warn_alloc+0x120/0x120
[  265.681335] Node 0 
[  265.683394]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  265.687195] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  265.689403]  ? print_usage_bug+0xc0/0xc0
[  265.694385] lowmem_reserve[]: 0
[  265.722786]  ? __lock_acquire+0x7ec/0x4ec0
[  265.726816]  0
[  265.730093]  ? __lock_acquire+0x7ec/0x4ec0
[  265.734303]  0
[  265.736106]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.740310]  0
[  265.742112]  ? should_fail+0x22d/0xd01
[  265.749419]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  265.753279] Node 0 
[  265.758372]  ? __lock_acquire+0x7ec/0x4ec0
[  265.758382] DMA: 
[  265.760618]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  265.764830] 1*4kB 
[  265.766888]  ? __lock_acquire+0x7ec/0x4ec0
[  265.771964] (U) 
[  265.774115]  ? should_fail+0x22d/0xd01
[  265.778326] 0*8kB 
[  265.780300]  ? print_usage_bug+0xc0/0xc0
[  265.784161] 0*16kB 
[  265.786312]  ? mark_held_locks+0x130/0x130
[  265.790347] 1*32kB 
[  265.792574]  ? mark_held_locks+0x130/0x130
[  265.796785] (U) 
[  265.799024]  ? graph_lock+0x170/0x170
[  265.803232] 2*64kB 
[  265.805206]  ? print_usage_bug+0xc0/0xc0
[  265.808986] (U) 
[  265.811230]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  265.815267] 1*128kB 
[  265.817240]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.821966] (U) 
[  265.824296]  ? check_preemption_disabled+0x48/0x200
[  265.829991] 1*256kB 
[  265.831966]  ? check_preemption_disabled+0x48/0x200
[  265.836964] (U) 
[  265.839297]  ? __lock_is_held+0xb5/0x140
[  265.844286] 0*512kB 
[  265.846268]  __alloc_pages_nodemask+0xa80/0xde0
[  265.850296] 1*1024kB 
[  265.852610]  ? graph_lock+0x170/0x170
[  265.857252] (U) 
[  265.859661]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  265.863456] 1*2048kB 
[  265.865424]  ? graph_lock+0x170/0x170
[  265.870417] (M) 
[  265.872827]  ? find_held_lock+0x36/0x1c0
[  265.876595] 3*4096kB 
[  265.878568]  ? ____cache_alloc_node+0x1c7/0x1e0
[  265.882595] (M) 
[  265.885009]  ? lock_downgrade+0x900/0x900
[  265.889655] = 15908kB
[  265.891629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.895746] Node 0 
[  265.898156]  cache_grow_begin+0x91/0x8c0
[  265.903663] DMA32: 
[  265.905894]  ? do_raw_spin_unlock+0xa7/0x2f0
[  265.909929] 3*4kB 
[  265.912164]  fallback_alloc+0x203/0x2e0
[  265.916546] (M) 
[  265.918692]  ____cache_alloc_node+0x1c7/0x1e0
[  265.922632] 2*8kB (M) 
[  265.924612]  kmem_cache_alloc_node+0xe3/0x730
[  265.929079] 1*16kB 
[  265.931572]  ? ipv6_get_ifaddr+0x42e/0x620
[  265.936037] (M) 
[  265.938281]  __alloc_skb+0x119/0x770
[  265.942481] 1*32kB 
[  265.944456]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  265.948137] (M) 
[  265.950368]  ? skb_scrub_packet+0x490/0x490
[  265.955612] 3*64kB (UM) 
[  265.957593]  ? lock_downgrade+0x900/0x900
[  265.962379] 3*128kB (M) 
[  265.965063]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.969181] 2*256kB 
[  265.971852]  ? refcount_sub_and_test_checked+0x203/0x310
[  265.977357] (M) 
[  265.979678]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  265.985100] 3*512kB 
[  265.987074]  ? addrconf_rs_timer+0x6f0/0x6f0
[  265.992493] (M) 
[  265.994838]  ndisc_alloc_skb+0x144/0x340
[  265.999213] 4*1024kB 
[  266.001187]  ndisc_send_rs+0x331/0x6e0
[  266.005223] (UM) 
[  266.007638]  addrconf_rs_timer+0x3c0/0x6f0
[  266.012154] 3*2048kB 
[  266.014213]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.018421] (UM) 
[  266.020838]  call_timer_fn+0x272/0x920
[  266.025048] 3*4096kB 
[  266.027116]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.030969] (M) 
[  266.033389]  ? process_timeout+0x40/0x40
[  266.037593] = 25228kB
[  266.039586]  ? find_held_lock+0x36/0x1c0
[  266.043619] Node 0 
[  266.046030]  ? __run_timers+0x7da/0xc70
[  266.050052] Normal: 866*4kB 
[  266.052301]  ? _raw_spin_unlock_irq+0x27/0x80
[  266.056244] (ME) 
[  266.059265]  ? _raw_spin_unlock_irq+0x27/0x80
[  266.063739] 469*8kB 
[  266.065808]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.070270] (UME) 
[  266.072589]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  266.076801] 197*16kB 
[  266.078950]  ? trace_hardirqs_on+0xbd/0x310
[  266.083501] (UME) 
[  266.086004]  ? kasan_check_read+0x11/0x20
[  266.090308] 59*32kB 
[  266.092461]  ? __run_timers+0x7da/0xc70
[  266.096575] (UME) 
[  266.098905]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  266.102849] 18*64kB 
[  266.105016]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.110431] (ME) 
[  266.112752]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.116967] 3*128kB 
[  266.119037]  __run_timers+0x7e5/0xc70
[  266.123238] (M) 
[  266.125569]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  266.129339] 1*256kB 
[  266.131310]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  266.136642] (U) 
[  266.138961]  ? graph_lock+0x170/0x170
[  266.143959] 0*512kB 
[  266.145933]  ? enqueue_hrtimer+0x1a5/0x560
[  266.149711] 0*1024kB 
[  266.152027]  ? lock_release+0x970/0x970
[  266.156238] 0*2048kB 
[  266.158646]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  266.162596] 0*4096kB 
[  266.165008]  ? find_held_lock+0x36/0x1c0
[  266.170171] = 14048kB
[  266.173019]  ? graph_lock+0x170/0x170
[  266.177061] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  266.179460]  ? pvclock_read_flags+0x160/0x160
[  266.183240] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  266.192073]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.196540] 412 total pagecache pages
[  266.205105]  ? check_preemption_disabled+0x48/0x200
[  266.210630] 0 pages in swap cache
[  266.214419]  ? __lock_is_held+0xb5/0x140
[  266.219408] Swap cache stats: add 0, delete 0, find 0/0
[  266.222850]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.226887] Free swap  = 0kB
[  266.232242]  ? check_preemption_disabled+0x48/0x200
[  266.237750] Total swap = 0kB
[  266.237764] 1965979 pages RAM
[  266.240783]  run_timer_softirq+0x52/0xb0
[  266.245765] 0 pages HighMem/MovableOnly
[  266.245774] 343323 pages reserved
[  266.248789]  ? rcu_read_lock_sched_held+0x108/0x120
[  266.251866] 0 pages cma reserved
[  266.255925]  __do_softirq+0x30b/0xad8
[  266.259951] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  266.263318]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  266.268426] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  266.271665]  ? pvclock_read_flags+0x160/0x160
[  266.275439] syz-fuzzer cpuset=
[  266.281926]  ? lapic_next_event+0x5a/0x90
[  266.287006] /
[  266.297226]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.301696]  mems_allowed=0
[  266.304882]  ? check_preemption_disabled+0x48/0x200
[  266.324145]  ? check_preemption_disabled+0x48/0x200
[  266.329168]  ? kvm_clock_read+0x18/0x30
[  266.333146]  ? kvm_sched_clock_read+0x9/0x20
[  266.337560]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.343100]  ? check_preemption_disabled+0x48/0x200
[  266.348130]  irq_exit+0x17f/0x1c0
[  266.351592]  smp_apic_timer_interrupt+0x1cb/0x760
[  266.356433]  ? smp_reschedule_interrupt+0x109/0x650
[  266.361455]  ? smp_call_function_single_interrupt+0x650/0x650
[  266.367342]  ? interrupt_entry+0xb5/0xf0
[  266.371405]  ? trace_hardirqs_off_caller+0xbb/0x300
[  266.376421]  ? trace_hardirqs_off_caller+0xbb/0x300
[  266.381439]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.386287]  ? trace_hardirqs_off+0x300/0x300
[  266.390788]  ? trace_hardirqs_off+0x300/0x300
[  266.395290]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.400827]  ? check_preemption_disabled+0x48/0x200
[  266.405843]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.411394]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.416251]  apic_timer_interrupt+0xf/0x20
[  266.420490]  </IRQ>
[  266.422741] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  266.427677] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  266.446599] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  266.454322] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  266.461602] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  266.468882] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  266.476157] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  266.483431] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  266.490747]  skb_clone+0x1bb/0x500
[  266.494296]  ? skb_split+0x11e0/0x11e0
[  266.498193]  ? dev_forward_skb+0x4c/0x60
[  266.502271]  ? __bpf_redirect+0x54b/0xb20
[  266.506422]  ? __switch_to_asm+0x34/0x70
[  266.510490]  bpf_clone_redirect+0xb9/0x490
[  266.514737]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  266.519763]  ? __sched_text_start+0x8/0x8
[  266.524015]  ? lockdep_hardirqs_on+0x421/0x5c0
[  266.528597]  ? retint_kernel+0x2d/0x2d
[  266.532492]  ? trace_hardirqs_on_caller+0xc0/0x300
[  266.537428]  ? find_held_lock+0x36/0x1c0
[  266.541498]  ? lock_acquire+0x1ed/0x520
[  266.545477]  ? bpf_test_run+0x32e/0x5a0
[  266.549453]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.554997]  ? check_preemption_disabled+0x48/0x200
[  266.560026]  ? kasan_check_read+0x11/0x20
[  266.564180]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  266.569461]  ? rcu_bh_qs+0xc0/0xc0
[  266.573011]  ? preempt_schedule+0x4d/0x60
[  266.577168]  ? ___preempt_schedule+0x16/0x18
[  266.581590]  ? bpf_test_run+0x1c0/0x5a0
[  266.585576]  ? netlink_diag_dump+0x2a0/0x2a0
[  266.590000]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.595539]  ? bpf_test_init.isra.9+0x70/0x100
[  266.600132]  ? bpf_prog_test_run_skb+0x634/0xb40
[  266.604897]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  266.609740]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  266.615294]  ? fput+0x130/0x1a0
[  266.618582]  ? __bpf_prog_get+0x9b/0x290
[  266.622648]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  266.627494]  ? bpf_prog_test_run+0x130/0x1a0
[  266.631908]  ? __x64_sys_bpf+0x3d8/0x510
[  266.636008]  ? bpf_prog_get+0x20/0x20
[  266.639823]  ? ksys_ioctl+0x81/0xd0
[  266.643463]  ? do_syscall_64+0x1b9/0x820
[  266.647530]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  266.652899]  ? syscall_return_slowpath+0x5e0/0x5e0
[  266.657837]  ? trace_hardirqs_off+0x300/0x300
[  266.662336]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  266.667385]  ? recalc_sigpending_tsk+0x180/0x180
[  266.672144]  ? kasan_check_write+0x14/0x20
[  266.676386]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.681241]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  266.686628] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  266.686738] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  266.693550] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  266.693559] Call Trace:
[  266.700138] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  266.709383]  <IRQ>
[  266.711955] syz-executor0 cpuset=
[  266.722473]  dump_stack+0x1c4/0x2b4
[  266.724597] syz0
[  266.728045]  ? dump_stack_print_info.cold.2+0x52/0x52
[  266.731649]  mems_allowed=0
[  266.733625]  warn_alloc.cold.118+0xb7/0x1bd
[  266.746019]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  266.750866]  ? lock_downgrade+0x900/0x900
[  266.755030]  ? trace_hardirqs_off+0xb8/0x300
[  266.759446]  ? trace_hardirqs_off+0xb8/0x300
[  266.763869]  __alloc_pages_slowpath+0x2667/0x2d80
[  266.768745]  ? warn_alloc+0x120/0x120
[  266.772561]  ? trace_hardirqs_on+0x310/0x310
[  266.776980]  ? warn_alloc+0x120/0x120
[  266.780799]  ? print_usage_bug+0xc0/0xc0
[  266.784870]  ? warn_alloc+0x120/0x120
[  266.788675]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  266.793693]  ? print_usage_bug+0xc0/0xc0
[  266.797763]  ? __lock_acquire+0x7ec/0x4ec0
[  266.802008]  ? __lock_acquire+0x7ec/0x4ec0
[  266.806251]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.811794]  ? should_fail+0x22d/0xd01
[  266.815687]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  266.820793]  ? __lock_acquire+0x7ec/0x4ec0
[  266.825036]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  266.830141]  ? __lock_acquire+0x7ec/0x4ec0
[  266.834379]  ? should_fail+0x22d/0xd01
[  266.838268]  ? print_usage_bug+0xc0/0xc0
[  266.842344]  ? mark_held_locks+0x130/0x130
[  266.846586]  ? mark_held_locks+0x130/0x130
[  266.850836]  ? graph_lock+0x170/0x170
[  266.854639]  ? print_usage_bug+0xc0/0xc0
[  266.858704]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  266.863484]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.869024]  ? check_preemption_disabled+0x48/0x200
[  266.874038]  ? check_preemption_disabled+0x48/0x200
[  266.879067]  ? __lock_is_held+0xb5/0x140
[  266.883139]  __alloc_pages_nodemask+0xa80/0xde0
[  266.887816]  ? graph_lock+0x170/0x170
[  266.891624]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  266.896637]  ? graph_lock+0x170/0x170
[  266.900452]  ? find_held_lock+0x36/0x1c0
[  266.904525]  ? ____cache_alloc_node+0x1c7/0x1e0
[  266.909199]  ? lock_downgrade+0x900/0x900
[  266.913365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.918916]  cache_grow_begin+0x91/0x8c0
[  266.922993]  ? do_raw_spin_unlock+0xa7/0x2f0
[  266.927418]  fallback_alloc+0x203/0x2e0
[  266.931416]  ____cache_alloc_node+0x1c7/0x1e0
[  266.935926]  kmem_cache_alloc_node+0xe3/0x730
[  266.940428]  ? ipv6_get_ifaddr+0x42e/0x620
[  266.944675]  __alloc_skb+0x119/0x770
[  266.948402]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  266.953690]  ? skb_scrub_packet+0x490/0x490
[  266.958021]  ? lock_downgrade+0x900/0x900
[  266.962658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.968205]  ? refcount_sub_and_test_checked+0x203/0x310
[  266.973674]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  266.979144]  ? addrconf_rs_timer+0x6f0/0x6f0
[  266.983579]  ndisc_alloc_skb+0x144/0x340
[  266.987654]  ndisc_send_rs+0x331/0x6e0
[  266.991555]  addrconf_rs_timer+0x3c0/0x6f0
[  266.995804]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.000063]  call_timer_fn+0x272/0x920
[  267.003958]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.008209]  ? process_timeout+0x40/0x40
[  267.012274]  ? find_held_lock+0x36/0x1c0
[  267.016351]  ? mark_held_locks+0xc7/0x130
[  267.020508]  ? _raw_spin_unlock_irq+0x27/0x80
[  267.025016]  ? _raw_spin_unlock_irq+0x27/0x80
[  267.029521]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.033772]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  267.038364]  ? trace_hardirqs_on+0xbd/0x310
[  267.042688]  ? kasan_check_read+0x11/0x20
[  267.046845]  ? __run_timers+0x7da/0xc70
[  267.050824]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  267.056301]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.060547]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.064796]  __run_timers+0x7e5/0xc70
[  267.068624]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  267.074013]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  267.079046]  ? graph_lock+0x170/0x170
[  267.082862]  ? print_usage_bug+0xc0/0xc0
[  267.086926]  ? lock_release+0x970/0x970
[  267.090909]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  267.096115]  ? find_held_lock+0x36/0x1c0
[  267.100186]  ? graph_lock+0x170/0x170
[  267.104004]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.109544]  ? check_preemption_disabled+0x48/0x200
[  267.114574]  ? __lock_is_held+0xb5/0x140
[  267.118641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.124185]  ? check_preemption_disabled+0x48/0x200
[  267.129217]  run_timer_softirq+0x52/0xb0
[  267.133281]  ? rcu_read_lock_sched_held+0x108/0x120
[  267.138303]  __do_softirq+0x30b/0xad8
[  267.142122]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  267.147235]  ? pvclock_read_flags+0x160/0x160
[  267.151738]  ? lapic_next_event+0x5a/0x90
[  267.155898]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.161440]  ? check_preemption_disabled+0x48/0x200
[  267.166456]  ? check_preemption_disabled+0x48/0x200
[  267.171482]  ? kvm_clock_read+0x18/0x30
[  267.175460]  ? kvm_sched_clock_read+0x9/0x20
[  267.179871]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.185406]  ? check_preemption_disabled+0x48/0x200
[  267.190440]  irq_exit+0x17f/0x1c0
[  267.193907]  smp_apic_timer_interrupt+0x1cb/0x760
[  267.198762]  ? smp_call_function_single_interrupt+0x650/0x650
[  267.204647]  ? interrupt_entry+0xb5/0xf0
[  267.208715]  ? trace_hardirqs_off_caller+0xbb/0x300
[  267.213733]  ? trace_hardirqs_off_caller+0xbb/0x300
[  267.218761]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.223607]  ? trace_hardirqs_off+0x300/0x300
[  267.228130]  ? trace_hardirqs_off+0x300/0x300
[  267.232630]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.238172]  ? check_preemption_disabled+0x48/0x200
[  267.243190]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.248747]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.253610]  apic_timer_interrupt+0xf/0x20
[  267.257840]  </IRQ>
[  267.260081] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  267.265452] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  267.284379] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  267.292096] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  267.299377] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  267.306651] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  267.313921] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  267.321206] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  267.328508]  ? page_evictable+0x35d/0x540
[  267.332688]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  267.338262]  page_evictable+0x36b/0x540
[  267.342250]  ? kswapd_stop+0x100/0x100
[  267.346157]  ? ___might_sleep+0x1ed/0x300
[  267.350314]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  267.355777]  ? arch_local_save_flags+0x40/0x40
[  267.360400]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.365950]  ? check_preemption_disabled+0x48/0x200
[  267.371007]  shrink_active_list+0x845/0x1c20
[  267.375433]  ? free_unref_page_list+0xc0f/0x11e0
[  267.380218]  ? shrink_inactive_list+0x1c60/0x1c60
[  267.385098]  ? graph_lock+0x170/0x170
[  267.388913]  ? __page_frag_cache_drain+0x200/0x200
[  267.393849]  ? print_usage_bug+0xc0/0xc0
[  267.397937]  ? find_held_lock+0x36/0x1c0
[  267.402026]  ? graph_lock+0x170/0x170
[  267.405830]  ? mark_held_locks+0xc7/0x130
[  267.410008]  ? check_preemption_disabled+0x48/0x200
[  267.415028]  ? check_preemption_disabled+0x48/0x200
[  267.420056]  ? graph_lock+0x170/0x170
[  267.423860]  ? __lock_is_held+0xb5/0x140
[  267.427927]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.433464]  ? check_preemption_disabled+0x48/0x200
[  267.438493]  ? __lock_is_held+0xb5/0x140
[  267.442571]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  267.447590]  ? inactive_list_is_low+0x305/0x880
[  267.452271]  ? lruvec_lru_size+0x450/0x450
[  267.456507]  ? kasan_check_read+0x11/0x20
[  267.460669]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  267.465615]  shrink_node_memcg+0x803/0x18e0
[  267.469958]  ? shrink_active_list+0x1c20/0x1c20
[  267.474647]  ? lockdep_hardirqs_on+0x421/0x5c0
[  267.479236]  ? trace_hardirqs_on+0xbd/0x310
[  267.483564]  ? vmpressure+0x294/0x310
[  267.487371]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  267.492850]  shrink_node+0x3bc/0x16b0
[  267.496656]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  267.501962]  ? shrink_node_memcg+0x18e0/0x18e0
[  267.506557]  ? lockdep_hardirqs_on+0x421/0x5c0
[  267.511142]  ? trace_hardirqs_on+0xbd/0x310
[  267.515468]  ? vmpressure+0x294/0x310
[  267.519271]  ? do_raw_spin_unlock+0xa7/0x2f0
[  267.523682]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  267.528277]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  267.533817]  ? __cpuset_node_allowed+0x19b/0x660
[  267.538579]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  267.544296]  ? vmpressure+0x1c9/0x310
[  267.548112]  do_try_to_free_pages+0x3e7/0x1290
[  267.552720]  ? shrink_node+0x16b0/0x16b0
[  267.556792]  ? __lock_is_held+0xb5/0x140
[  267.560869]  try_to_free_pages+0x4d0/0xb90
[  267.565116]  ? do_try_to_free_pages+0x1290/0x1290
[  267.569961]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.575526]  ? lock_acquire+0x1ed/0x520
[  267.579505]  ? set_page_refcounted+0x280/0x280
[  267.584099]  ? lock_release+0x970/0x970
[  267.588087]  ? ___might_sleep+0x1ed/0x300
[  267.592241]  ? arch_local_save_flags+0x40/0x40
[  267.596826]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  267.601852]  ? __radix_tree_lookup+0x358/0x4c0
[  267.606443]  __alloc_pages_slowpath+0x993/0x2d80
[  267.611225]  ? kasan_check_read+0x11/0x20
[  267.615380]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  267.620661]  ? warn_alloc+0x120/0x120
[  267.624464]  ? __radix_tree_lookup+0x4c0/0x4c0
[  267.629065]  ? find_get_entry+0x2f2/0xc40
[  267.633230]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.638777]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  267.643712]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.649255]  ? should_fail+0x22d/0xd01
[  267.653153]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  267.658261]  ? __lock_is_held+0xb5/0x140
[  267.662324]  ? graph_lock+0x170/0x170
[  267.666128]  ? graph_lock+0x170/0x170
[  267.669952]  ? __lock_is_held+0xb5/0x140
[  267.674030]  ? __lock_acquire+0x7ec/0x4ec0
[  267.678274]  ? ___might_sleep+0x1ed/0x300
[  267.682421]  ? lock_release+0x970/0x970
[  267.686400]  ? arch_local_save_flags+0x40/0x40
[  267.691004]  ? __might_sleep+0x95/0x190
[  267.695000]  __alloc_pages_nodemask+0xa80/0xde0
[  267.699688]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  267.704717]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  267.710516]  ? kasan_check_read+0x11/0x20
[  267.714673]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  267.719969]  ? graph_lock+0x170/0x170
[  267.723800]  ? print_usage_bug+0xc0/0xc0
[  267.727870]  ? graph_lock+0x170/0x170
[  267.731675]  ? graph_lock+0x170/0x170
[  267.735485]  ? __do_page_cache_readahead+0x7ce/0x980
[  267.740604]  ? find_held_lock+0x36/0x1c0
[  267.744681]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  267.750239]  alloc_pages_current+0x10c/0x210
[  267.754659]  ? lock_downgrade+0x900/0x900
[  267.758816]  __page_cache_alloc+0x38f/0x5b0
[  267.763148]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  267.768950]  ? kasan_check_read+0x11/0x20
[  267.773119]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  267.778408]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  267.783085]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.788627]  ? check_preemption_disabled+0x48/0x200
[  267.793655]  filemap_fault+0x1594/0x25f0
[  267.797730]  ? __lock_page_or_retry+0xa00/0xa00
[  267.802411]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  267.808235]  ? kasan_check_read+0x11/0x20
[  267.812391]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  267.817686]  ? rcu_bh_qs+0xc0/0xc0
[  267.821238]  ? print_usage_bug+0xc0/0xc0
[  267.825312]  ? filemap_map_pages+0xdea/0x1980
[  267.830026]  ? print_usage_bug+0xc0/0xc0
[  267.834102]  ? find_get_pages_range_tag+0x1320/0x1320
[  267.839294]  ? print_usage_bug+0xc0/0xc0
[  267.843359]  ? __lock_acquire+0x7ec/0x4ec0
[  267.847595]  ? graph_lock+0x170/0x170
[  267.851399]  ? __sigqueue_free.part.27+0x7d/0xa0
[  267.856161]  ? __lock_acquire+0x7ec/0x4ec0
[  267.860418]  ? lock_acquire+0x1ed/0x520
[  267.864401]  ? ext4_filemap_fault+0x7a/0xad
[  267.868733]  ? lock_release+0x970/0x970
[  267.872726]  ? arch_local_save_flags+0x40/0x40
[  267.877322]  ? mark_held_locks+0x130/0x130
[  267.881579]  ? down_read+0xb0/0x1d0
[  267.885210]  ? ext4_filemap_fault+0x7a/0xad
[  267.889537]  ? __down_interruptible+0x700/0x700
[  267.894213]  ? graph_lock+0x170/0x170
[  267.898018]  ? __sigqueue_free.part.27+0x7d/0xa0
[  267.902796]  ext4_filemap_fault+0x82/0xad
[  267.906953]  __do_fault+0x100/0x6b0
[  267.910593]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  267.915874]  ? print_bad_pte+0x6c0/0x6c0
[  267.919944]  ? pmd_val+0x88/0x100
[  267.923412]  ? add_mm_counter_fast+0xd0/0xd0
[  267.927819]  ? pmd_val+0x88/0x100
[  267.931295]  ? add_mm_counter_fast+0xd0/0xd0
[  267.935717]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.941271]  __handle_mm_fault+0x3709/0x53e0
[  267.945702]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  267.950557]  ? graph_lock+0x170/0x170
[  267.954367]  ? print_usage_bug+0xc0/0xc0
[  267.958436]  ? graph_lock+0x170/0x170
[  267.962738]  ? graph_lock+0x170/0x170
[  267.966570]  ? handle_mm_fault+0x42a/0xc70
[  267.970809]  ? lock_downgrade+0x900/0x900
[  267.974958]  ? check_preemption_disabled+0x48/0x200
[  267.980005]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  267.985806]  ? kasan_check_read+0x11/0x20
[  267.989964]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  267.995256]  ? rcu_bh_qs+0xc0/0xc0
[  267.998804]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  268.004260]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.009809]  ? check_preemption_disabled+0x48/0x200
[  268.014849]  handle_mm_fault+0x54f/0xc70
[  268.018928]  ? __handle_mm_fault+0x53e0/0x53e0
[  268.023523]  ? find_vma+0x34/0x190
[  268.027076]  __do_page_fault+0x67d/0xed0
[  268.031154]  ? mm_fault_error+0x380/0x380
[  268.035319]  ? syscall_slow_exit_work+0x520/0x520
[  268.040175]  do_page_fault+0xf2/0x7e0
[  268.044019]  ? vmalloc_sync_all+0x30/0x30
[  268.048175]  ? error_entry+0x70/0xd0
[  268.051894]  ? trace_hardirqs_off_caller+0xbb/0x300
[  268.056914]  ? trace_hardirqs_on_caller+0xc0/0x300
[  268.061856]  ? syscall_return_slowpath+0x5e0/0x5e0
[  268.066803]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  268.071662]  ? trace_hardirqs_off+0x300/0x300
[  268.076164]  ? trace_hardirqs_off_caller+0x300/0x300
[  268.081281]  ? prepare_exit_to_usermode+0x291/0x3b0
[  268.086305]  ? page_fault+0x8/0x30
[  268.089852]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  268.094706]  ? page_fault+0x8/0x30
[  268.098252]  page_fault+0x1e/0x30
[  268.101712] RIP: 0033:0x45db60
[  268.104911] Code: Bad RIP value.
[  268.108275] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  268.113642] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  268.120908] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  268.128179] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  268.135447] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  268.142715] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  268.150026] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  268.150031] warn_alloc_show_mem: 1 callbacks suppressed
[  268.150039] Mem-Info:
[  268.157229] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  268.162595] active_anon:41015 inactive_anon:371 isolated_anon:0
[  268.162595]  active_file:15 inactive_file:16 isolated_file:2
[  268.162595]  unevictable:0 dirty:0 writeback:0 unstable:0
[  268.162595]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  268.162595]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  268.162595]  free:13788 free_pcp:262 free_cma:0
[  268.164969] Call Trace:
[  268.174364] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  268.207210]  <IRQ>
[  268.209782] Node 0 
[  268.237459]  dump_stack+0x1c4/0x2b4
[  268.239602] 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
[  268.241849]  ? dump_stack_print_info.cold.2+0x52/0x52
[  268.245447] lowmem_reserve[]:
[  268.270958]  warn_alloc.cold.118+0xb7/0x1bd
[  268.276111]  0
[  268.279214]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  268.283508]  2815 6318
[  268.285316]  ? lock_downgrade+0x900/0x900
[  268.290131]  6318
[  268.292635]  ? trace_hardirqs_off+0xb8/0x300
[  268.298817]  ? trace_hardirqs_off+0xb8/0x300
[  268.303199] Node 0 DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  268.307633]  __alloc_pages_slowpath+0x2667/0x2d80
[  268.307676]  ? warn_alloc+0x120/0x120
[  268.335221] lowmem_reserve[]:
[  268.340069]  ? trace_hardirqs_on+0x310/0x310
[  268.343846]  0
[  268.346947]  ? warn_alloc+0x120/0x120
[  268.351330]  0
[  268.353129]  ? print_usage_bug+0xc0/0xc0
[  268.356894]  3503 3503
[  268.358699]  ? warn_alloc+0x120/0x120
[  268.365242]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  268.369033] Node 0 
[  268.374051]  ? print_usage_bug+0xc0/0xc0
[  268.374083] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  268.374091] lowmem_reserve[]:
[  268.376322]  ? __lock_acquire+0x7ec/0x4ec0
[  268.380360]  0
[  268.408752]  ? __lock_acquire+0x7ec/0x4ec0
[  268.411835]  0
[  268.416070]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.417845]  0
[  268.422074]  ? should_fail+0x22d/0xd01
[  268.423851]  0
[  268.429415]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  268.435110]  ? __lock_acquire+0x7ec/0x4ec0
[  268.436886] Node 0 
[  268.441992]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  268.446201] DMA: 
[  268.448435]  ? __lock_acquire+0x7ec/0x4ec0
[  268.453517] 1*4kB 
[  268.455575]  ? should_fail+0x22d/0xd01
[  268.459786] (U) 
[  268.461931]  ? print_usage_bug+0xc0/0xc0
[  268.465796] 0*8kB 
[  268.467774]  ? mark_held_locks+0x130/0x130
[  268.471811] 0*16kB 
[  268.473956]  ? mark_held_locks+0x130/0x130
[  268.478160] 1*32kB (U) 
[  268.480403]  ? graph_lock+0x170/0x170
[  268.484605] 2*64kB (U) 
[  268.487190]  ? print_usage_bug+0xc0/0xc0
[  268.490963] 1*128kB (U) 
[  268.493561]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  268.497614] 1*256kB 
[  268.500300]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.505024] (U) 
[  268.507349]  ? check_preemption_disabled+0x48/0x200
[  268.512860] 0*512kB 
[  268.514830]  ? check_preemption_disabled+0x48/0x200
[  268.519817] 1*1024kB (U) 
[  268.522158]  ? __lock_is_held+0xb5/0x140
[  268.527143] 1*2048kB 
[  268.529914]  __alloc_pages_nodemask+0xa80/0xde0
[  268.533942] (M) 
[  268.536353]  ? graph_lock+0x170/0x170
[  268.541002] 3*4096kB 
[  268.542987]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  268.546763] (M) 
[  268.549163]  ? graph_lock+0x170/0x170
[  268.549189]  ? find_held_lock+0x36/0x1c0
[  268.554168] = 15908kB
[  268.554177] Node 0 
[  268.556156]  ? ____cache_alloc_node+0x1c7/0x1e0
[  268.559929] DMA32: 
[  268.564000]  ? lock_downgrade+0x900/0x900
[  268.566390] 3*4kB 
[  268.568637]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.573290] (M) 
[  268.575551]  cache_grow_begin+0x91/0x8c0
[  268.579656] 2*8kB (M) 
[  268.581820]  ? do_raw_spin_unlock+0xa7/0x2f0
[  268.587505] 1*16kB 
[  268.589495]  fallback_alloc+0x203/0x2e0
[  268.593526] (M) 
[  268.596042]  ____cache_alloc_node+0x1c7/0x1e0
[  268.600407] 1*32kB (M) 
[  268.602655]  kmem_cache_alloc_node+0xe3/0x730
[  268.606603] 3*64kB 
[  268.608577]  ? ipv6_get_ifaddr+0x42e/0x620
[  268.613044] (UM) 
[  268.615635]  __alloc_skb+0x119/0x770
[  268.620100] 3*128kB 
[  268.622346]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  268.626550] (M) 
[  268.628616]  ? skb_scrub_packet+0x490/0x490
[  268.632301] 2*256kB 
[  268.634627]  ? lock_downgrade+0x900/0x900
[  268.639875] (M) 
[  268.641856]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.646153] 3*512kB 
[  268.648487]  ? refcount_sub_and_test_checked+0x203/0x310
[  268.652602] (M) 
[  268.654590]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  268.660113] 4*1024kB 
[  268.662459]  ? addrconf_rs_timer+0x6f0/0x6f0
[  268.667882] (UM) 
[  268.669876]  ndisc_alloc_skb+0x144/0x340
[  268.675296] 3*2048kB 
[  268.677734]  ndisc_send_rs+0x331/0x6e0
[  268.682100] (UM) 3*4096kB 
[  268.684182]  addrconf_rs_timer+0x3c0/0x6f0
[  268.688214] (M) 
[  268.690628]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.694491] = 25228kB
[  268.697342]  call_timer_fn+0x272/0x920
[  268.701541] Node 0 
[  268.703523]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.707727] Normal: 
[  268.710164]  ? process_timeout+0x40/0x40
[  268.714024] 866*4kB 
[  268.716261]  ? find_held_lock+0x36/0x1c0
[  268.720462] (ME) 
[  268.722795]  ? __run_timers+0x7da/0xc70
[  268.726824] 469*8kB 
[  268.729153]  ? _raw_spin_unlock_irq+0x27/0x80
[  268.733184] (UME) 
[  268.735244]  ? _raw_spin_unlock_irq+0x27/0x80
[  268.739193] 197*16kB 
[  268.741517]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.745988] (UME) 
[  268.748141]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  268.752611] 59*32kB 
[  268.755022]  ? trace_hardirqs_on+0xbd/0x310
[  268.759231] (UME) 
[  268.761374]  ? kasan_check_read+0x11/0x20
[  268.765932] 18*64kB 
[  268.768253]  ? __run_timers+0x7da/0xc70
[  268.772550] (ME) 
[  268.774708]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  268.778822] 3*128kB (M) 
[  268.781161]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.785103] 1*256kB 
[  268.787161]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.792586] (U) 
[  268.795266]  __run_timers+0x7e5/0xc70
[  268.799467] 0*512kB 
[  268.801800]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  268.806009] 0*1024kB 
[  268.808001]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  268.811774] 0*2048kB 
[  268.814098]  ? graph_lock+0x170/0x170
[  268.819435] 0*4096kB = 14048kB
[  268.821856]  ? enqueue_hrtimer+0x1a5/0x560
[  268.826852] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  268.829251]  ? lock_release+0x970/0x970
[  268.833030] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  268.836214]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  268.840424] 412 total pagecache pages
[  268.849267]  ? find_held_lock+0x36/0x1c0
[  268.853224] 0 pages in swap cache
[  268.861803]  ? graph_lock+0x170/0x170
[  268.866966] Swap cache stats: add 0, delete 0, find 0/0
[  268.866986] Free swap  = 0kB
[  268.870789]  ? pvclock_read_flags+0x160/0x160
[  268.874829] Total swap = 0kB
[  268.878293]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.882059] 1965979 pages RAM
[  268.887420]  ? check_preemption_disabled+0x48/0x200
[  268.890406] 0 pages HighMem/MovableOnly
[  268.890415] 343323 pages reserved
[  268.894917]  ? __lock_is_held+0xb5/0x140
[  268.897902] 0 pages cma reserved
[  268.903437]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.906589] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  268.911519]  ? check_preemption_disabled+0x48/0x200
[  268.911541]  run_timer_softirq+0x52/0xb0
[  268.911557]  ? rcu_read_lock_sched_held+0x108/0x120
[  268.911578]  __do_softirq+0x30b/0xad8
[  268.915604] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  268.918997]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  268.923032] syz-fuzzer cpuset=
[  268.926396]  ? pvclock_read_flags+0x160/0x160
[  268.931908] /
[  268.938398]  ? lapic_next_event+0x5a/0x90
[  268.943478]  mems_allowed=0
[  268.947536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.993591]  ? check_preemption_disabled+0x48/0x200
[  268.998612]  ? check_preemption_disabled+0x48/0x200
[  269.003649]  ? kvm_clock_read+0x18/0x30
[  269.007645]  ? kvm_sched_clock_read+0x9/0x20
[  269.012069]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.017614]  ? check_preemption_disabled+0x48/0x200
[  269.022654]  irq_exit+0x17f/0x1c0
[  269.026123]  smp_apic_timer_interrupt+0x1cb/0x760
[  269.030980]  ? smp_reschedule_interrupt+0x109/0x650
[  269.036024]  ? smp_call_function_single_interrupt+0x650/0x650
[  269.041921]  ? interrupt_entry+0xb5/0xf0
[  269.046002]  ? trace_hardirqs_off_caller+0xbb/0x300
[  269.051026]  ? trace_hardirqs_off_caller+0xbb/0x300
[  269.056053]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.060904]  ? trace_hardirqs_off+0x300/0x300
[  269.065403]  ? trace_hardirqs_off+0x300/0x300
[  269.069905]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.075449]  ? check_preemption_disabled+0x48/0x200
[  269.080474]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.086028]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.090888]  apic_timer_interrupt+0xf/0x20
[  269.095120]  </IRQ>
[  269.097368] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  269.102306] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  269.121208] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  269.128922] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  269.136191] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  269.143461] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  269.150748] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  269.158019] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  269.165337]  skb_clone+0x1bb/0x500
[  269.168884]  ? skb_split+0x11e0/0x11e0
[  269.172784]  ? dev_forward_skb+0x4c/0x60
[  269.176854]  ? __bpf_redirect+0x54b/0xb20
[  269.181094]  ? __switch_to_asm+0x34/0x70
[  269.185169]  bpf_clone_redirect+0xb9/0x490
[  269.189421]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  269.194447]  ? __sched_text_start+0x8/0x8
[  269.198607]  ? lockdep_hardirqs_on+0x421/0x5c0
[  269.203197]  ? retint_kernel+0x2d/0x2d
[  269.207091]  ? trace_hardirqs_on_caller+0xc0/0x300
[  269.212030]  ? find_held_lock+0x36/0x1c0
[  269.216108]  ? lock_acquire+0x1ed/0x520
[  269.220088]  ? bpf_test_run+0x32e/0x5a0
[  269.224065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.229620]  ? check_preemption_disabled+0x48/0x200
[  269.234645]  ? kasan_check_read+0x11/0x20
[  269.238802]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  269.244083]  ? rcu_bh_qs+0xc0/0xc0
[  269.247632]  ? preempt_schedule+0x4d/0x60
[  269.251789]  ? ___preempt_schedule+0x16/0x18
[  269.256210]  ? bpf_test_run+0x1c0/0x5a0
[  269.260196]  ? netlink_diag_dump+0x2a0/0x2a0
[  269.264620]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.270158]  ? bpf_test_init.isra.9+0x70/0x100
[  269.274746]  ? bpf_prog_test_run_skb+0x634/0xb40
[  269.279515]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  269.284357]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  269.289899]  ? fput+0x130/0x1a0
[  269.293180]  ? __bpf_prog_get+0x9b/0x290
[  269.297247]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  269.302097]  ? bpf_prog_test_run+0x130/0x1a0
[  269.306511]  ? __x64_sys_bpf+0x3d8/0x510
[  269.310576]  ? bpf_prog_get+0x20/0x20
[  269.314386]  ? ksys_ioctl+0x81/0xd0
[  269.318026]  ? do_syscall_64+0x1b9/0x820
[  269.322094]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  269.327481]  ? syscall_return_slowpath+0x5e0/0x5e0
[  269.332422]  ? trace_hardirqs_off+0x300/0x300
[  269.336920]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  269.341955]  ? recalc_sigpending_tsk+0x180/0x180
[  269.346757]  ? kasan_check_write+0x14/0x20
[  269.351019]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.355881]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  269.361267] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  269.361360] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  269.368191] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  269.368197] Call Trace:
[  269.368204]  <IRQ>
[  269.368222]  dump_stack+0x1c4/0x2b4
[  269.368239]  ? dump_stack_print_info.cold.2+0x52/0x52
[  269.374786] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  269.384081]  warn_alloc.cold.118+0xb7/0x1bd
[  269.386633] syz-executor0 cpuset=
[  269.388781]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  269.392383] syz0
[  269.397568]  ? lock_downgrade+0x900/0x900
[  269.408030]  mems_allowed=0
[  269.412352]  ? trace_hardirqs_off+0xb8/0x300
[  269.434034]  ? trace_hardirqs_off+0xb8/0x300
[  269.438462]  __alloc_pages_slowpath+0x2667/0x2d80
[  269.443341]  ? warn_alloc+0x120/0x120
[  269.447152]  ? warn_alloc+0x120/0x120
[  269.450964]  ? print_usage_bug+0xc0/0xc0
[  269.455043]  ? warn_alloc+0x120/0x120
[  269.458854]  ? print_usage_bug+0xc0/0xc0
[  269.462928]  ? __lock_acquire+0x7ec/0x4ec0
[  269.467166]  ? __lock_acquire+0x7ec/0x4ec0
[  269.471410]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.476960]  ? should_fail+0x22d/0xd01
[  269.480870]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  269.485989]  ? __lock_acquire+0x7ec/0x4ec0
[  269.490236]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  269.495341]  ? __lock_acquire+0x7ec/0x4ec0
[  269.499580]  ? should_fail+0x22d/0xd01
[  269.503479]  ? mark_held_locks+0x130/0x130
[  269.507718]  ? mark_held_locks+0x130/0x130
[  269.511959]  ? graph_lock+0x170/0x170
[  269.515772]  ? graph_lock+0x170/0x170
[  269.519576]  ? graph_lock+0x170/0x170
[  269.523383]  ? print_usage_bug+0xc0/0xc0
[  269.527449]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.532999]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.538541]  ? check_preemption_disabled+0x48/0x200
[  269.543816]  ? check_preemption_disabled+0x48/0x200
[  269.548843]  ? __lock_is_held+0xb5/0x140
[  269.552916]  __alloc_pages_nodemask+0xa80/0xde0
[  269.557589]  ? graph_lock+0x170/0x170
[  269.561400]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  269.566416]  ? graph_lock+0x170/0x170
[  269.570230]  ? find_held_lock+0x36/0x1c0
[  269.574311]  ? ____cache_alloc_node+0x1c7/0x1e0
[  269.578992]  ? lock_downgrade+0x900/0x900
[  269.583156]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.588706]  cache_grow_begin+0x91/0x8c0
[  269.592778]  ? do_raw_spin_unlock+0xa7/0x2f0
[  269.597199]  fallback_alloc+0x203/0x2e0
[  269.601186]  ____cache_alloc_node+0x1c7/0x1e0
[  269.605689]  kmem_cache_alloc_node+0xe3/0x730
[  269.610189]  ? ipv6_get_ifaddr+0x42e/0x620
[  269.614441]  __alloc_skb+0x119/0x770
[  269.618161]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  269.623446]  ? skb_scrub_packet+0x490/0x490
[  269.627802]  ? lock_downgrade+0x900/0x900
[  269.631966]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.637516]  ? refcount_sub_and_test_checked+0x203/0x310
[  269.642984]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  269.648441]  ? addrconf_rs_timer+0x6f0/0x6f0
[  269.652866]  ndisc_alloc_skb+0x144/0x340
[  269.656952]  ndisc_send_rs+0x331/0x6e0
[  269.660871]  addrconf_rs_timer+0x3c0/0x6f0
[  269.665128]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.669392]  call_timer_fn+0x272/0x920
[  269.673291]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.677538]  ? process_timeout+0x40/0x40
[  269.681607]  ? find_held_lock+0x36/0x1c0
[  269.685690]  ? mark_held_locks+0xc7/0x130
[  269.689848]  ? _raw_spin_unlock_irq+0x27/0x80
[  269.694350]  ? _raw_spin_unlock_irq+0x27/0x80
[  269.698848]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.703092]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  269.707691]  ? trace_hardirqs_on+0xbd/0x310
[  269.712018]  ? kasan_check_read+0x11/0x20
[  269.716182]  ? __run_timers+0x7da/0xc70
[  269.720165]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  269.725629]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.729874]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.734119]  __run_timers+0x7e5/0xc70
[  269.737937]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  269.743313]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  269.748334]  ? graph_lock+0x170/0x170
[  269.752140]  ? print_usage_bug+0xc0/0xc0
[  269.756204]  ? lock_release+0x970/0x970
[  269.760183]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  269.765382]  ? find_held_lock+0x36/0x1c0
[  269.769448]  ? graph_lock+0x170/0x170
[  269.773256]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.778795]  ? check_preemption_disabled+0x48/0x200
[  269.783826]  ? __lock_is_held+0xb5/0x140
[  269.787894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.793434]  ? check_preemption_disabled+0x48/0x200
[  269.798463]  run_timer_softirq+0x52/0xb0
[  269.802526]  ? rcu_read_lock_sched_held+0x108/0x120
[  269.807551]  __do_softirq+0x30b/0xad8
[  269.811370]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  269.816484]  ? pvclock_read_flags+0x160/0x160
[  269.820995]  ? lapic_next_event+0x5a/0x90
[  269.825170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.830962]  ? check_preemption_disabled+0x48/0x200
[  269.835996]  ? check_preemption_disabled+0x48/0x200
[  269.841027]  ? kvm_clock_read+0x18/0x30
[  269.845014]  ? kvm_sched_clock_read+0x9/0x20
[  269.849428]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.854988]  ? check_preemption_disabled+0x48/0x200
[  269.860035]  irq_exit+0x17f/0x1c0
[  269.863501]  smp_apic_timer_interrupt+0x1cb/0x760
[  269.868349]  ? smp_call_function_single_interrupt+0x650/0x650
[  269.874242]  ? interrupt_entry+0xb5/0xf0
[  269.878323]  ? trace_hardirqs_off_caller+0xbb/0x300
[  269.883339]  ? trace_hardirqs_off_caller+0xbb/0x300
[  269.888370]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.893221]  ? trace_hardirqs_off+0x300/0x300
[  269.897725]  ? trace_hardirqs_off+0x300/0x300
[  269.902242]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.907787]  ? check_preemption_disabled+0x48/0x200
[  269.912810]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.918369]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.923229]  apic_timer_interrupt+0xf/0x20
[  269.927477]  </IRQ>
[  269.929728] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  269.935100] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  269.954028] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  269.962221] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  269.969489] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  269.976764] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  269.984037] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  269.991311] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  269.998613]  ? page_evictable+0x35d/0x540
[  270.002784]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  270.008324]  page_evictable+0x36b/0x540
[  270.012299]  ? kswapd_stop+0x100/0x100
[  270.016195]  ? ___might_sleep+0x1ed/0x300
[  270.020350]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  270.025809]  ? arch_local_save_flags+0x40/0x40
[  270.030396]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.035935]  ? check_preemption_disabled+0x48/0x200
[  270.041018]  shrink_active_list+0x845/0x1c20
[  270.045434]  ? free_unref_page_list+0xc0f/0x11e0
[  270.050212]  ? shrink_inactive_list+0x1c60/0x1c60
[  270.055075]  ? graph_lock+0x170/0x170
[  270.058882]  ? __page_frag_cache_drain+0x200/0x200
[  270.063811]  ? print_usage_bug+0xc0/0xc0
[  270.067892]  ? find_held_lock+0x36/0x1c0
[  270.071963]  ? graph_lock+0x170/0x170
[  270.075781]  ? mark_held_locks+0xc7/0x130
[  270.079937]  ? check_preemption_disabled+0x48/0x200
[  270.084956]  ? check_preemption_disabled+0x48/0x200
[  270.090002]  ? graph_lock+0x170/0x170
[  270.093809]  ? __lock_is_held+0xb5/0x140
[  270.097873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.103410]  ? check_preemption_disabled+0x48/0x200
[  270.108439]  ? __lock_is_held+0xb5/0x140
[  270.112516]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  270.117538]  ? inactive_list_is_low+0x305/0x880
[  270.122217]  ? lruvec_lru_size+0x450/0x450
[  270.126450]  ? kasan_check_read+0x11/0x20
[  270.130610]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  270.135553]  shrink_node_memcg+0x803/0x18e0
[  270.139912]  ? shrink_active_list+0x1c20/0x1c20
[  270.144589]  ? lockdep_hardirqs_on+0x421/0x5c0
[  270.149178]  ? trace_hardirqs_on+0xbd/0x310
[  270.153507]  ? vmpressure+0x294/0x310
[  270.157313]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  270.162804]  shrink_node+0x3bc/0x16b0
[  270.166614]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  270.171919]  ? shrink_node_memcg+0x18e0/0x18e0
[  270.176504]  ? lockdep_hardirqs_on+0x421/0x5c0
[  270.181099]  ? trace_hardirqs_on+0xbd/0x310
[  270.185429]  ? vmpressure+0x294/0x310
[  270.189241]  ? do_raw_spin_unlock+0xa7/0x2f0
[  270.193653]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  270.198244]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  270.203790]  ? __cpuset_node_allowed+0x19b/0x660
[  270.208550]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  270.214264]  ? vmpressure+0x1c9/0x310
[  270.218081]  do_try_to_free_pages+0x3e7/0x1290
[  270.222686]  ? shrink_node+0x16b0/0x16b0
[  270.226751]  ? __lock_is_held+0xb5/0x140
[  270.230836]  try_to_free_pages+0x4d0/0xb90
[  270.235082]  ? do_try_to_free_pages+0x1290/0x1290
[  270.239927]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.245480]  ? lock_acquire+0x1ed/0x520
[  270.249462]  ? set_page_refcounted+0x280/0x280
[  270.254055]  ? lock_release+0x970/0x970
[  270.258043]  ? ___might_sleep+0x1ed/0x300
[  270.262204]  ? arch_local_save_flags+0x40/0x40
[  270.266798]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  270.271830]  ? __radix_tree_lookup+0x358/0x4c0
[  270.276437]  __alloc_pages_slowpath+0x993/0x2d80
[  270.281230]  ? kasan_check_read+0x11/0x20
[  270.285386]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  270.290708]  ? warn_alloc+0x120/0x120
[  270.294515]  ? __radix_tree_lookup+0x4c0/0x4c0
[  270.299120]  ? find_get_entry+0x2f2/0xc40
[  270.303291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.308849]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  270.313788]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.319332]  ? should_fail+0x22d/0xd01
[  270.323227]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  270.328336]  ? __lock_is_held+0xb5/0x140
[  270.332399]  ? graph_lock+0x170/0x170
[  270.336208]  ? graph_lock+0x170/0x170
[  270.340030]  ? __lock_is_held+0xb5/0x140
[  270.344105]  ? __lock_acquire+0x7ec/0x4ec0
[  270.348350]  ? ___might_sleep+0x1ed/0x300
[  270.352500]  ? lock_release+0x970/0x970
[  270.356569]  ? arch_local_save_flags+0x40/0x40
[  270.361167]  ? __might_sleep+0x95/0x190
[  270.365156]  __alloc_pages_nodemask+0xa80/0xde0
[  270.369839]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  270.374864]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  270.380668]  ? kasan_check_read+0x11/0x20
[  270.384826]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  270.390123]  ? graph_lock+0x170/0x170
[  270.393952]  ? print_usage_bug+0xc0/0xc0
[  270.398048]  ? graph_lock+0x170/0x170
[  270.401852]  ? graph_lock+0x170/0x170
[  270.405662]  ? __do_page_cache_readahead+0x7ce/0x980
[  270.410788]  ? find_held_lock+0x36/0x1c0
[  270.414870]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  270.420435]  alloc_pages_current+0x10c/0x210
[  270.424851]  ? lock_downgrade+0x900/0x900
[  270.429021]  __page_cache_alloc+0x38f/0x5b0
[  270.433355]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  270.439154]  ? kasan_check_read+0x11/0x20
[  270.443309]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  270.448592]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  270.453267]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.458806]  ? check_preemption_disabled+0x48/0x200
[  270.463837]  filemap_fault+0x1594/0x25f0
[  270.467919]  ? __lock_page_or_retry+0xa00/0xa00
[  270.472612]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  270.478410]  ? kasan_check_read+0x11/0x20
[  270.482562]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  270.487846]  ? rcu_bh_qs+0xc0/0xc0
[  270.491398]  ? print_usage_bug+0xc0/0xc0
[  270.495471]  ? filemap_map_pages+0xdea/0x1980
[  270.499987]  ? print_usage_bug+0xc0/0xc0
[  270.504060]  ? find_get_pages_range_tag+0x1320/0x1320
[  270.509257]  ? print_usage_bug+0xc0/0xc0
[  270.513324]  ? __lock_acquire+0x7ec/0x4ec0
[  270.517573]  ? graph_lock+0x170/0x170
[  270.521380]  ? __sigqueue_free.part.27+0x7d/0xa0
[  270.526143]  ? __lock_acquire+0x7ec/0x4ec0
[  270.530399]  ? lock_acquire+0x1ed/0x520
[  270.534376]  ? ext4_filemap_fault+0x7a/0xad
[  270.538707]  ? lock_release+0x970/0x970
[  270.542689]  ? arch_local_save_flags+0x40/0x40
[  270.547280]  ? mark_held_locks+0x130/0x130
[  270.551533]  ? down_read+0xb0/0x1d0
[  270.555169]  ? ext4_filemap_fault+0x7a/0xad
[  270.559494]  ? __down_interruptible+0x700/0x700
[  270.564168]  ? graph_lock+0x170/0x170
[  270.567981]  ? __sigqueue_free.part.27+0x7d/0xa0
[  270.572754]  ext4_filemap_fault+0x82/0xad
[  270.576922]  __do_fault+0x100/0x6b0
[  270.580557]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  270.585843]  ? print_bad_pte+0x6c0/0x6c0
[  270.589912]  ? pmd_val+0x88/0x100
[  270.593369]  ? add_mm_counter_fast+0xd0/0xd0
[  270.597783]  ? pmd_val+0x88/0x100
[  270.601240]  ? add_mm_counter_fast+0xd0/0xd0
[  270.605661]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.611211]  __handle_mm_fault+0x3709/0x53e0
[  270.615640]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  270.620502]  ? graph_lock+0x170/0x170
[  270.624313]  ? print_usage_bug+0xc0/0xc0
[  270.628382]  ? graph_lock+0x170/0x170
[  270.632184]  ? graph_lock+0x170/0x170
[  270.636016]  ? handle_mm_fault+0x42a/0xc70
[  270.640254]  ? lock_downgrade+0x900/0x900
[  270.644401]  ? check_preemption_disabled+0x48/0x200
[  270.649428]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  270.655223]  ? kasan_check_read+0x11/0x20
[  270.659378]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  270.664660]  ? rcu_bh_qs+0xc0/0xc0
[  270.668207]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  270.673664]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.679202]  ? check_preemption_disabled+0x48/0x200
[  270.684234]  handle_mm_fault+0x54f/0xc70
[  270.688305]  ? __handle_mm_fault+0x53e0/0x53e0
[  270.692892]  ? find_vma+0x34/0x190
[  270.696445]  __do_page_fault+0x67d/0xed0
[  270.700521]  ? mm_fault_error+0x380/0x380
[  270.704681]  ? syscall_slow_exit_work+0x520/0x520
[  270.709532]  do_page_fault+0xf2/0x7e0
[  270.713340]  ? vmalloc_sync_all+0x30/0x30
[  270.717494]  ? error_entry+0x70/0xd0
[  270.721215]  ? trace_hardirqs_off_caller+0xbb/0x300
[  270.726233]  ? trace_hardirqs_on_caller+0xc0/0x300
[  270.731169]  ? syscall_return_slowpath+0x5e0/0x5e0
[  270.736101]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.740949]  ? trace_hardirqs_off+0x300/0x300
[  270.745454]  ? trace_hardirqs_off_caller+0x300/0x300
[  270.750566]  ? prepare_exit_to_usermode+0x291/0x3b0
[  270.755595]  ? page_fault+0x8/0x30
[  270.759146]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.764004]  ? page_fault+0x8/0x30
[  270.767550]  page_fault+0x1e/0x30
[  270.771015] RIP: 0033:0x45db60
[  270.774218] Code: Bad RIP value.
[  270.777583] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  270.782954] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  270.790232] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  270.797506] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  270.804778] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  270.812047] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  270.819351] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  270.819356] warn_alloc_show_mem: 1 callbacks suppressed
[  270.819364] Mem-Info:
[  270.826549] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  270.831924] active_anon:41015 inactive_anon:371 isolated_anon:0
[  270.831924]  active_file:15 inactive_file:16 isolated_file:2
[  270.831924]  unevictable:0 dirty:0 writeback:0 unstable:0
[  270.831924]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  270.831924]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  270.831924]  free:13788 free_pcp:262 free_cma:0
[  270.834295] Call Trace:
[  270.843686] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  270.876548]  <IRQ>
[  270.879119] Node 0 
[  270.906827]  dump_stack+0x1c4/0x2b4
[  270.908985] 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
[  270.911195]  ? dump_stack_print_info.cold.2+0x52/0x52
[  270.914795] lowmem_reserve[]:
[  270.940327]  warn_alloc.cold.118+0xb7/0x1bd
[  270.945483]  0
[  270.948583]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  270.952871]  2815 6318
[  270.954682]  ? lock_downgrade+0x900/0x900
[  270.959489]  6318
[  270.962003]  ? trace_hardirqs_off+0xb8/0x300
[  270.966119] Node 0 
[  270.968184]  ? trace_hardirqs_off+0xb8/0x300
[  270.972591] DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  270.974804]  __alloc_pages_slowpath+0x2667/0x2d80
[  270.979172] lowmem_reserve[]: 0
[  271.006194]  ? warn_alloc+0x120/0x120
[  271.010984]  0 3503
[  271.014280]  ? warn_alloc+0x120/0x120
[  271.018047]  3503
[  271.020286]  ? print_usage_bug+0xc0/0xc0
[  271.026116]  ? warn_alloc+0x120/0x120
[  271.030153] Node 0 
[  271.033948]  ? print_usage_bug+0xc0/0xc0
[  271.033989] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  271.033997] lowmem_reserve[]:
[  271.036231]  ? __lock_acquire+0x7ec/0x4ec0
[  271.040264]  0 0
[  271.068660]  ? __lock_acquire+0x7ec/0x4ec0
[  271.071737]  0
[  271.075967]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.077924]  0
[  271.082155]  ? should_fail+0x22d/0xd01
[  271.089464]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  271.091244] Node 0 
[  271.095134]  ? __lock_acquire+0x7ec/0x4ec0
[  271.100208] DMA: 
[  271.102440]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  271.106651] 1*4kB 
[  271.108710]  ? __lock_acquire+0x7ec/0x4ec0
[  271.113788] (U) 
[  271.115933]  ? should_fail+0x22d/0xd01
[  271.120147] 0*8kB 
[  271.122125]  ? mark_held_locks+0x130/0x130
[  271.125995] 0*16kB 
[  271.128148]  ? mark_held_locks+0x130/0x130
[  271.132352] 1*32kB 
[  271.134580]  ? graph_lock+0x170/0x170
[  271.138788] (U) 
[  271.141020]  ? graph_lock+0x170/0x170
[  271.144819] 2*64kB 
[  271.146803]  ? graph_lock+0x170/0x170
[  271.150573] (U) 
[  271.152806]  ? print_usage_bug+0xc0/0xc0
[  271.156581] 1*128kB 
[  271.158556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.162582] (U) 
[  271.164900]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.170420] 1*256kB 
[  271.172394]  ? check_preemption_disabled+0x48/0x200
[  271.177901] (U) 
[  271.180223]  ? check_preemption_disabled+0x48/0x200
[  271.185224] 0*512kB 
[  271.187211]  ? __lock_is_held+0xb5/0x140
[  271.192188] 1*1024kB 
[  271.194516]  __alloc_pages_nodemask+0xa80/0xde0
[  271.198544] (U) 
[  271.200955]  ? graph_lock+0x170/0x170
[  271.205596] 1*2048kB (M) 
[  271.207582]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  271.211354] 3*4096kB 
[  271.214101]  ? graph_lock+0x170/0x170
[  271.214126]  ? find_held_lock+0x36/0x1c0
[  271.219123] (M) 
[  271.221543]  ? ____cache_alloc_node+0x1c7/0x1e0
[  271.225304] = 15908kB
[  271.229367]  ? lock_downgrade+0x900/0x900
[  271.231315] Node 0 
[  271.235993]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.238374] DMA32: 
[  271.242524]  cache_grow_begin+0x91/0x8c0
[  271.244735] 3*4kB 
[  271.250272]  ? do_raw_spin_unlock+0xa7/0x2f0
[  271.252475] (M) 
[  271.256546]  fallback_alloc+0x203/0x2e0
[  271.258670] 2*8kB 
[  271.263077]  ____cache_alloc_node+0x1c7/0x1e0
[  271.265025] (M) 
[  271.269004]  kmem_cache_alloc_node+0xe3/0x730
[  271.271134] 1*16kB 
[  271.275623]  ? ipv6_get_ifaddr+0x42e/0x620
[  271.277571] (M) 
[  271.282081]  __alloc_skb+0x119/0x770
[  271.284288] 1*32kB 
[  271.288518]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  271.290463] (M) 
[  271.294173]  ? skb_scrub_packet+0x490/0x490
[  271.296385] 3*64kB 
[  271.301655]  ? lock_downgrade+0x900/0x900
[  271.303600] (UM) 3*128kB 
[  271.307928]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.310137] (M) 
[  271.314285]  ? refcount_sub_and_test_checked+0x203/0x310
[  271.317016] 2*256kB 
[  271.322545]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  271.324492] (M) 3*512kB 
[  271.330035]  ? addrconf_rs_timer+0x6f0/0x6f0
[  271.332330] (M) 
[  271.337787]  ndisc_alloc_skb+0x144/0x340
[  271.340430] 4*1024kB 
[  271.344836]  ndisc_send_rs+0x331/0x6e0
[  271.346789] (UM) 
[  271.350851]  addrconf_rs_timer+0x3c0/0x6f0
[  271.353231] 3*2048kB 
[  271.357111]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  271.359148] (UM) 
[  271.363388]  call_timer_fn+0x272/0x920
[  271.365766] 3*4096kB 
[  271.370005]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  271.372039] (M) 
[  271.375924]  ? process_timeout+0x40/0x40
[  271.378340] = 25228kB
[  271.382599]  ? find_held_lock+0x36/0x1c0
[  271.382623]  ? __run_timers+0x7da/0xc70
[  271.384573] Node 0 
[  271.388629]  ? _raw_spin_unlock_irq+0x27/0x80
[  271.391006] Normal: 866*4kB 
[  271.395075]  ? _raw_spin_unlock_irq+0x27/0x80
[  271.399024] (ME) 
[  271.401269]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  271.405751] 469*8kB 
[  271.408784]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  271.413254] (UME) 
[  271.415326]  ? trace_hardirqs_on+0xbd/0x310
[  271.419534] 197*16kB 
[  271.421855]  ? kasan_check_read+0x11/0x20
[  271.426402] (UME) 59*32kB 
[  271.428566]  ? __run_timers+0x7da/0xc70
[  271.432856] (UME) 
[  271.435270]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  271.439386] 18*64kB 
[  271.442234]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  271.446174] (ME) 
[  271.448320]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  271.453738] 3*128kB (M) 
[  271.456072]  __run_timers+0x7e5/0xc70
[  271.460277] 1*256kB 
[  271.462346]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  271.466543] (U) 
[  271.469210]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  271.472985] 0*512kB 0*1024kB 
[  271.475314]  ? graph_lock+0x170/0x170
[  271.480649] 0*2048kB 0*4096kB 
[  271.482629]  ? enqueue_hrtimer+0x1a5/0x560
[  271.487612] = 14048kB
[  271.487626] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  271.490718]  ? lock_release+0x970/0x970
[  271.494499] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  271.497682]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  271.501896] 412 total pagecache pages
[  271.504310]  ? find_held_lock+0x36/0x1c0
[  271.513130] 0 pages in swap cache
[  271.517107]  ? graph_lock+0x170/0x170
[  271.525656] Swap cache stats: add 0, delete 0, find 0/0
[  271.525668] Free swap  = 0kB
[  271.530872]  ? pvclock_read_flags+0x160/0x160
[  271.534645] Total swap = 0kB
[  271.538706]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.542140] 1965979 pages RAM
[  271.545967]  ? check_preemption_disabled+0x48/0x200
[  271.556982] 0 pages HighMem/MovableOnly
[  271.556995] 343323 pages reserved
[  271.560038]  ? __lock_is_held+0xb5/0x140
[  271.564493] 0 pages cma reserved
[  271.567515]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.573104] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  271.576143]  ? check_preemption_disabled+0x48/0x200
[  271.581285] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  271.585140]  run_timer_softirq+0x52/0xb0
[  271.588561] syz-fuzzer cpuset=
[  271.592618]  ? rcu_read_lock_sched_held+0x108/0x120
[  271.595954] /
[  271.601503]  __do_softirq+0x30b/0xad8
[  271.607970]  mems_allowed=0
[  271.613008]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  271.648951]  ? pvclock_read_flags+0x160/0x160
[  271.653465]  ? lapic_next_event+0x5a/0x90
[  271.657623]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.663170]  ? check_preemption_disabled+0x48/0x200
[  271.668188]  ? check_preemption_disabled+0x48/0x200
[  271.673215]  ? kvm_clock_read+0x18/0x30
[  271.677191]  ? kvm_sched_clock_read+0x9/0x20
[  271.681608]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.687153]  ? check_preemption_disabled+0x48/0x200
[  271.692187]  irq_exit+0x17f/0x1c0
[  271.695652]  smp_apic_timer_interrupt+0x1cb/0x760
[  271.700499]  ? smp_reschedule_interrupt+0x109/0x650
[  271.705524]  ? smp_call_function_single_interrupt+0x650/0x650
[  271.711413]  ? interrupt_entry+0xb5/0xf0
[  271.715481]  ? trace_hardirqs_off_caller+0xbb/0x300
[  271.720500]  ? trace_hardirqs_off_caller+0xbb/0x300
[  271.725523]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  271.730371]  ? trace_hardirqs_off+0x300/0x300
[  271.734867]  ? trace_hardirqs_off+0x300/0x300
[  271.739370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.744910]  ? check_preemption_disabled+0x48/0x200
[  271.749931]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.755481]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  271.760340]  apic_timer_interrupt+0xf/0x20
[  271.764573]  </IRQ>
[  271.766819] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  271.771755] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  271.790673] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  271.798397] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  271.805670] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  271.812946] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  271.820222] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  271.827490] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  271.835282]  skb_clone+0x1bb/0x500
[  271.838829]  ? skb_split+0x11e0/0x11e0
[  271.842729]  ? dev_forward_skb+0x4c/0x60
[  271.846801]  ? __bpf_redirect+0x54b/0xb20
[  271.850954]  ? __switch_to_asm+0x34/0x70
[  271.855037]  bpf_clone_redirect+0xb9/0x490
[  271.859292]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  271.864316]  ? __sched_text_start+0x8/0x8
[  271.868475]  ? lockdep_hardirqs_on+0x421/0x5c0
[  271.873060]  ? retint_kernel+0x2d/0x2d
[  271.876956]  ? trace_hardirqs_on_caller+0xc0/0x300
[  271.881903]  ? find_held_lock+0x36/0x1c0
[  271.885987]  ? lock_acquire+0x1ed/0x520
[  271.889983]  ? bpf_test_run+0x32e/0x5a0
[  271.893982]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.899525]  ? check_preemption_disabled+0x48/0x200
[  271.904548]  ? kasan_check_read+0x11/0x20
[  271.908704]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  271.913992]  ? rcu_bh_qs+0xc0/0xc0
[  271.917543]  ? preempt_schedule+0x4d/0x60
[  271.921694]  ? ___preempt_schedule+0x16/0x18
[  271.926119]  ? bpf_test_run+0x1c0/0x5a0
[  271.930107]  ? netlink_diag_dump+0x2a0/0x2a0
[  271.934526]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.940067]  ? bpf_test_init.isra.9+0x70/0x100
[  271.944656]  ? bpf_prog_test_run_skb+0x634/0xb40
[  271.949423]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  271.954281]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  271.959820]  ? fput+0x130/0x1a0
[  271.963333]  ? __bpf_prog_get+0x9b/0x290
[  271.967406]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  271.972248]  ? bpf_prog_test_run+0x130/0x1a0
[  271.976673]  ? __x64_sys_bpf+0x3d8/0x510
[  271.980737]  ? bpf_prog_get+0x20/0x20
[  271.984555]  ? ksys_ioctl+0x81/0xd0
[  271.988196]  ? do_syscall_64+0x1b9/0x820
[  271.992270]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  271.997640]  ? syscall_return_slowpath+0x5e0/0x5e0
[  272.002578]  ? trace_hardirqs_off+0x300/0x300
[  272.007075]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  272.012097]  ? recalc_sigpending_tsk+0x180/0x180
[  272.016860]  ? kasan_check_write+0x14/0x20
[  272.021107]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.025967]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  272.031366] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  272.031452] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  272.038294] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  272.038300] Call Trace:
[  272.038307]  <IRQ>
[  272.038326]  dump_stack+0x1c4/0x2b4
[  272.038343]  ? dump_stack_print_info.cold.2+0x52/0x52
[  272.044882] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  272.054180]  warn_alloc.cold.118+0xb7/0x1bd
[  272.056731] syz-executor0 cpuset=
[  272.058875]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  272.062480] syz0
[  272.067670]  ? lock_downgrade+0x900/0x900
[  272.078132]  mems_allowed=0
[  272.082453]  ? trace_hardirqs_off+0xb8/0x300
[  272.104143]  ? trace_hardirqs_off+0xb8/0x300
[  272.108571]  __alloc_pages_slowpath+0x2667/0x2d80
[  272.113451]  ? warn_alloc+0x120/0x120
[  272.117259]  ? trace_hardirqs_on+0x310/0x310
[  272.121672]  ? warn_alloc+0x120/0x120
[  272.125483]  ? print_usage_bug+0xc0/0xc0
[  272.129552]  ? warn_alloc+0x120/0x120
[  272.133357]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  272.138385]  ? print_usage_bug+0xc0/0xc0
[  272.142457]  ? __lock_acquire+0x7ec/0x4ec0
[  272.146698]  ? __lock_acquire+0x7ec/0x4ec0
[  272.150940]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.156485]  ? should_fail+0x22d/0xd01
[  272.160384]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  272.165493]  ? __lock_acquire+0x7ec/0x4ec0
[  272.169736]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  272.174844]  ? __lock_acquire+0x7ec/0x4ec0
[  272.179082]  ? should_fail+0x22d/0xd01
[  272.182982]  ? print_usage_bug+0xc0/0xc0
[  272.187065]  ? mark_held_locks+0x130/0x130
[  272.191310]  ? mark_held_locks+0x130/0x130
[  272.195556]  ? graph_lock+0x170/0x170
[  272.199357]  ? print_usage_bug+0xc0/0xc0
[  272.203441]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  272.208212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.213754]  ? check_preemption_disabled+0x48/0x200
[  272.218778]  ? check_preemption_disabled+0x48/0x200
[  272.223807]  ? __lock_is_held+0xb5/0x140
[  272.227879]  __alloc_pages_nodemask+0xa80/0xde0
[  272.232554]  ? graph_lock+0x170/0x170
[  272.236363]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  272.241381]  ? graph_lock+0x170/0x170
[  272.245197]  ? find_held_lock+0x36/0x1c0
[  272.249272]  ? ____cache_alloc_node+0x1c7/0x1e0
[  272.253965]  ? lock_downgrade+0x900/0x900
[  272.258138]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.263686]  cache_grow_begin+0x91/0x8c0
[  272.267751]  ? do_raw_spin_unlock+0xa7/0x2f0
[  272.272176]  fallback_alloc+0x203/0x2e0
[  272.276160]  ____cache_alloc_node+0x1c7/0x1e0
[  272.280665]  kmem_cache_alloc_node+0xe3/0x730
[  272.285164]  ? ipv6_get_ifaddr+0x42e/0x620
[  272.289412]  __alloc_skb+0x119/0x770
[  272.293134]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  272.298416]  ? skb_scrub_packet+0x490/0x490
[  272.302742]  ? lock_downgrade+0x900/0x900
[  272.306909]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.312463]  ? refcount_sub_and_test_checked+0x203/0x310
[  272.317918]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  272.323371]  ? addrconf_rs_timer+0x6f0/0x6f0
[  272.327803]  ndisc_alloc_skb+0x144/0x340
[  272.331876]  ndisc_send_rs+0x331/0x6e0
[  272.335780]  addrconf_rs_timer+0x3c0/0x6f0
[  272.340025]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.344277]  call_timer_fn+0x272/0x920
[  272.348167]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.352407]  ? process_timeout+0x40/0x40
[  272.356471]  ? find_held_lock+0x36/0x1c0
[  272.360544]  ? mark_held_locks+0xc7/0x130
[  272.364701]  ? _raw_spin_unlock_irq+0x27/0x80
[  272.369203]  ? _raw_spin_unlock_irq+0x27/0x80
[  272.373699]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.377934]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  272.382521]  ? trace_hardirqs_on+0xbd/0x310
[  272.386846]  ? kasan_check_read+0x11/0x20
[  272.391003]  ? __run_timers+0x7da/0xc70
[  272.394991]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  272.400459]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.404717]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.408959]  __run_timers+0x7e5/0xc70
[  272.412790]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  272.418160]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  272.423189]  ? graph_lock+0x170/0x170
[  272.427017]  ? print_usage_bug+0xc0/0xc0
[  272.431084]  ? lock_release+0x970/0x970
[  272.435068]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  272.440290]  ? find_held_lock+0x36/0x1c0
[  272.444366]  ? graph_lock+0x170/0x170
[  272.448180]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.453739]  ? check_preemption_disabled+0x48/0x200
[  272.458787]  ? __lock_is_held+0xb5/0x140
[  272.462870]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.468413]  ? check_preemption_disabled+0x48/0x200
[  272.473448]  run_timer_softirq+0x52/0xb0
[  272.477530]  ? rcu_read_lock_sched_held+0x108/0x120
[  272.482558]  __do_softirq+0x30b/0xad8
[  272.486377]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  272.491508]  ? pvclock_read_flags+0x160/0x160
[  272.496012]  ? lapic_next_event+0x5a/0x90
[  272.500166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.505705]  ? check_preemption_disabled+0x48/0x200
[  272.510721]  ? check_preemption_disabled+0x48/0x200
[  272.515745]  ? kvm_clock_read+0x18/0x30
[  272.519730]  ? kvm_sched_clock_read+0x9/0x20
[  272.524145]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.529684]  ? check_preemption_disabled+0x48/0x200
[  272.534716]  irq_exit+0x17f/0x1c0
[  272.538177]  smp_apic_timer_interrupt+0x1cb/0x760
[  272.543025]  ? smp_call_function_single_interrupt+0x650/0x650
[  272.548910]  ? interrupt_entry+0xb5/0xf0
[  272.552982]  ? trace_hardirqs_off_caller+0xbb/0x300
[  272.558010]  ? trace_hardirqs_off_caller+0xbb/0x300
[  272.563034]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.567882]  ? trace_hardirqs_off+0x300/0x300
[  272.572379]  ? trace_hardirqs_off+0x300/0x300
[  272.576888]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.582429]  ? check_preemption_disabled+0x48/0x200
[  272.587456]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.593012]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.597875]  apic_timer_interrupt+0xf/0x20
[  272.602107]  </IRQ>
[  272.604351] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  272.609720] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  272.628626] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  272.636343] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  272.643610] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  272.650880] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  272.658152] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  272.665421] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  272.672718]  ? page_evictable+0x35d/0x540
[  272.676880]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  272.682420]  page_evictable+0x36b/0x540
[  272.686402]  ? kswapd_stop+0x100/0x100
[  272.690298]  ? ___might_sleep+0x1ed/0x300
[  272.694454]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  272.699913]  ? arch_local_save_flags+0x40/0x40
[  272.704503]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.710046]  ? check_preemption_disabled+0x48/0x200
[  272.715076]  shrink_active_list+0x845/0x1c20
[  272.719491]  ? free_unref_page_list+0xc0f/0x11e0
[  272.724269]  ? shrink_inactive_list+0x1c60/0x1c60
[  272.729129]  ? graph_lock+0x170/0x170
[  272.732934]  ? __page_frag_cache_drain+0x200/0x200
[  272.737863]  ? print_usage_bug+0xc0/0xc0
[  272.741940]  ? find_held_lock+0x36/0x1c0
[  272.746015]  ? graph_lock+0x170/0x170
[  272.749822]  ? mark_held_locks+0xc7/0x130
[  272.753982]  ? check_preemption_disabled+0x48/0x200
[  272.759005]  ? check_preemption_disabled+0x48/0x200
[  272.764032]  ? graph_lock+0x170/0x170
[  272.767833]  ? __lock_is_held+0xb5/0x140
[  272.771899]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.777443]  ? check_preemption_disabled+0x48/0x200
[  272.782475]  ? __lock_is_held+0xb5/0x140
[  272.786559]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  272.791586]  ? inactive_list_is_low+0x305/0x880
[  272.796288]  ? lruvec_lru_size+0x450/0x450
[  272.800532]  ? kasan_check_read+0x11/0x20
[  272.804700]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  272.809656]  shrink_node_memcg+0x803/0x18e0
[  272.814025]  ? shrink_active_list+0x1c20/0x1c20
[  272.818717]  ? lockdep_hardirqs_on+0x421/0x5c0
[  272.823316]  ? trace_hardirqs_on+0xbd/0x310
[  272.827651]  ? vmpressure+0x294/0x310
[  272.831462]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  272.836950]  shrink_node+0x3bc/0x16b0
[  272.840778]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  272.846098]  ? shrink_node_memcg+0x18e0/0x18e0
[  272.850689]  ? lockdep_hardirqs_on+0x421/0x5c0
[  272.855281]  ? trace_hardirqs_on+0xbd/0x310
[  272.859609]  ? vmpressure+0x294/0x310
[  272.863413]  ? do_raw_spin_unlock+0xa7/0x2f0
[  272.867827]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  272.872422]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  272.877965]  ? __cpuset_node_allowed+0x19b/0x660
[  272.882735]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  272.888455]  ? vmpressure+0x1c9/0x310
[  272.892268]  do_try_to_free_pages+0x3e7/0x1290
[  272.896875]  ? shrink_node+0x16b0/0x16b0
[  272.900945]  ? __lock_is_held+0xb5/0x140
[  272.905039]  try_to_free_pages+0x4d0/0xb90
[  272.909282]  ? do_try_to_free_pages+0x1290/0x1290
[  272.914131]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.919682]  ? lock_acquire+0x1ed/0x520
[  272.923661]  ? set_page_refcounted+0x280/0x280
[  272.928251]  ? lock_release+0x970/0x970
[  272.932237]  ? ___might_sleep+0x1ed/0x300
[  272.936443]  ? arch_local_save_flags+0x40/0x40
[  272.941033]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  272.946058]  ? __radix_tree_lookup+0x358/0x4c0
[  272.950657]  __alloc_pages_slowpath+0x993/0x2d80
[  272.955446]  ? kasan_check_read+0x11/0x20
[  272.959603]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  272.964884]  ? warn_alloc+0x120/0x120
[  272.968690]  ? __radix_tree_lookup+0x4c0/0x4c0
[  272.973292]  ? find_get_entry+0x2f2/0xc40
[  272.977454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.983001]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  272.987938]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.993485]  ? should_fail+0x22d/0xd01
[  272.997383]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  273.002488]  ? __lock_is_held+0xb5/0x140
[  273.006555]  ? graph_lock+0x170/0x170
[  273.010368]  ? graph_lock+0x170/0x170
[  273.014190]  ? __lock_is_held+0xb5/0x140
[  273.018260]  ? __lock_acquire+0x7ec/0x4ec0
[  273.022506]  ? ___might_sleep+0x1ed/0x300
[  273.026655]  ? lock_release+0x970/0x970
[  273.030634]  ? arch_local_save_flags+0x40/0x40
[  273.035235]  ? __might_sleep+0x95/0x190
[  273.039218]  __alloc_pages_nodemask+0xa80/0xde0
[  273.043895]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  273.048922]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  273.054721]  ? kasan_check_read+0x11/0x20
[  273.058872]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  273.064154]  ? graph_lock+0x170/0x170
[  273.067960]  ? print_usage_bug+0xc0/0xc0
[  273.072124]  ? graph_lock+0x170/0x170
[  273.075925]  ? graph_lock+0x170/0x170
[  273.079732]  ? __do_page_cache_readahead+0x7ce/0x980
[  273.084853]  ? find_held_lock+0x36/0x1c0
[  273.088922]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  273.094468]  alloc_pages_current+0x10c/0x210
[  273.098882]  ? lock_downgrade+0x900/0x900
[  273.103042]  __page_cache_alloc+0x38f/0x5b0
[  273.107372]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  273.113171]  ? kasan_check_read+0x11/0x20
[  273.117330]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  273.122615]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  273.127290]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.132920]  ? check_preemption_disabled+0x48/0x200
[  273.137949]  filemap_fault+0x1594/0x25f0
[  273.142037]  ? __lock_page_or_retry+0xa00/0xa00
[  273.146713]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  273.152513]  ? kasan_check_read+0x11/0x20
[  273.156691]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  273.161995]  ? rcu_bh_qs+0xc0/0xc0
[  273.165547]  ? print_usage_bug+0xc0/0xc0
[  273.169618]  ? filemap_map_pages+0xdea/0x1980
[  273.174126]  ? print_usage_bug+0xc0/0xc0
[  273.178197]  ? find_get_pages_range_tag+0x1320/0x1320
[  273.183390]  ? print_usage_bug+0xc0/0xc0
[  273.187456]  ? __lock_acquire+0x7ec/0x4ec0
[  273.191696]  ? graph_lock+0x170/0x170
[  273.195501]  ? __sigqueue_free.part.27+0x7d/0xa0
[  273.200262]  ? __lock_acquire+0x7ec/0x4ec0
[  273.204515]  ? lock_acquire+0x1ed/0x520
[  273.208494]  ? ext4_filemap_fault+0x7a/0xad
[  273.212825]  ? lock_release+0x970/0x970
[  273.216805]  ? arch_local_save_flags+0x40/0x40
[  273.221393]  ? mark_held_locks+0x130/0x130
[  273.225646]  ? down_read+0xb0/0x1d0
[  273.229273]  ? ext4_filemap_fault+0x7a/0xad
[  273.233600]  ? __down_interruptible+0x700/0x700
[  273.238271]  ? graph_lock+0x170/0x170
[  273.242076]  ? __sigqueue_free.part.27+0x7d/0xa0
[  273.246845]  ext4_filemap_fault+0x82/0xad
[  273.251008]  __do_fault+0x100/0x6b0
[  273.254642]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  273.259930]  ? print_bad_pte+0x6c0/0x6c0
[  273.264009]  ? pmd_val+0x88/0x100
[  273.267468]  ? add_mm_counter_fast+0xd0/0xd0
[  273.271881]  ? pmd_val+0x88/0x100
[  273.275341]  ? add_mm_counter_fast+0xd0/0xd0
[  273.279756]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.285312]  __handle_mm_fault+0x3709/0x53e0
[  273.289737]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  273.294588]  ? graph_lock+0x170/0x170
[  273.298395]  ? print_usage_bug+0xc0/0xc0
[  273.302462]  ? graph_lock+0x170/0x170
[  273.306267]  ? graph_lock+0x170/0x170
[  273.310095]  ? handle_mm_fault+0x42a/0xc70
[  273.314335]  ? lock_downgrade+0x900/0x900
[  273.318488]  ? check_preemption_disabled+0x48/0x200
[  273.323514]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  273.329316]  ? kasan_check_read+0x11/0x20
[  273.333480]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  273.338794]  ? rcu_bh_qs+0xc0/0xc0
[  273.342338]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  273.347796]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.353337]  ? check_preemption_disabled+0x48/0x200
[  273.358368]  handle_mm_fault+0x54f/0xc70
[  273.362441]  ? __handle_mm_fault+0x53e0/0x53e0
[  273.367032]  ? find_vma+0x34/0x190
[  273.370581]  __do_page_fault+0x67d/0xed0
[  273.374658]  ? mm_fault_error+0x380/0x380
[  273.378825]  ? syscall_slow_exit_work+0x520/0x520
[  273.383679]  do_page_fault+0xf2/0x7e0
[  273.387488]  ? vmalloc_sync_all+0x30/0x30
[  273.391644]  ? error_entry+0x70/0xd0
[  273.395368]  ? trace_hardirqs_off_caller+0xbb/0x300
[  273.400389]  ? trace_hardirqs_on_caller+0xc0/0x300
[  273.405325]  ? syscall_return_slowpath+0x5e0/0x5e0
[  273.410263]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.415115]  ? trace_hardirqs_off+0x300/0x300
[  273.419614]  ? trace_hardirqs_off_caller+0x300/0x300
[  273.424726]  ? prepare_exit_to_usermode+0x291/0x3b0
[  273.429753]  ? page_fault+0x8/0x30
[  273.433310]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.438160]  ? page_fault+0x8/0x30
[  273.441706]  page_fault+0x1e/0x30
[  273.445162] RIP: 0033:0x45db60
[  273.448371] Code: Bad RIP value.
[  273.451734] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  273.457107] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  273.464381] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  273.471662] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  273.478939] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  273.486218] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  273.493521] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  273.493527] warn_alloc_show_mem: 1 callbacks suppressed
[  273.493535] Mem-Info:
[  273.500719] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  273.506090] active_anon:41015 inactive_anon:371 isolated_anon:0
[  273.506090]  active_file:15 inactive_file:16 isolated_file:2
[  273.506090]  unevictable:0 dirty:0 writeback:0 unstable:0
[  273.506090]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  273.506090]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  273.506090]  free:13788 free_pcp:262 free_cma:0
[  273.508461] Call Trace:
[  273.517852] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  273.550709]  <IRQ>
[  273.553279] Node 0 
[  273.580967]  dump_stack+0x1c4/0x2b4
[  273.583122] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  273.585332]  ? dump_stack_print_info.cold.2+0x52/0x52
[  273.588928] lowmem_reserve[]: 0
[  273.614452]  warn_alloc.cold.118+0xb7/0x1bd
[  273.619607]  2815
[  273.622882]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  273.627180]  6318
[  273.629239]  ? lock_downgrade+0x900/0x900
[  273.634051]  6318
[  273.636116]  ? trace_hardirqs_off+0xb8/0x300
[  273.642302]  ? trace_hardirqs_off+0xb8/0x300
[  273.646682] Node 0 DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  273.651117]  __alloc_pages_slowpath+0x2667/0x2d80
[  273.651159]  ? warn_alloc+0x120/0x120
[  273.678713] lowmem_reserve[]:
[  273.683576]  ? warn_alloc+0x120/0x120
[  273.687338]  0 0
[  273.690471]  ? print_usage_bug+0xc0/0xc0
[  273.694237]  3503
[  273.696212]  ? warn_alloc+0x120/0x120
[  273.700253]  3503
[  273.702347]  ? print_usage_bug+0xc0/0xc0
[  273.708177]  ? __lock_acquire+0x7ec/0x4ec0
[  273.712221] Node 0 
[  273.716457]  ? __lock_acquire+0x7ec/0x4ec0
[  273.716489] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  273.716497] lowmem_reserve[]:
[  273.718734]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.722950]  0
[  273.751363]  ? should_fail+0x22d/0xd01
[  273.754440]  0
[  273.759995]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  273.761774]  0
[  273.765668]  ? __lock_acquire+0x7ec/0x4ec0
[  273.767444]  0
[  273.772559]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  273.774336] Node 0 
[  273.778559]  ? __lock_acquire+0x7ec/0x4ec0
[  273.778576]  ? should_fail+0x22d/0xd01
[  273.780349] DMA: 1*4kB 
[  273.785461]  ? mark_held_locks+0x130/0x130
[  273.787671] (U) 
[  273.791898]  ? mark_held_locks+0x130/0x130
[  273.795755] 0*8kB 
[  273.798343]  ? graph_lock+0x170/0x170
[  273.802552] 0*16kB 
[  273.804526]  ? graph_lock+0x170/0x170
[  273.808742] 1*32kB 
[  273.810888]  ? graph_lock+0x170/0x170
[  273.814668] (U) 
[  273.816902]  ? print_usage_bug+0xc0/0xc0
[  273.820678] 2*64kB (U) 
[  273.822929]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.826699] 1*128kB 
[  273.828668]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.832937] (U) 1*256kB 
[  273.835535]  ? check_preemption_disabled+0x48/0x200
[  273.841044] (U) 
[  273.843364]  ? check_preemption_disabled+0x48/0x200
[  273.848872] 0*512kB 1*1024kB 
[  273.851553]  ? __lock_is_held+0xb5/0x140
[  273.856536] (U) 
[  273.858520]  __alloc_pages_nodemask+0xa80/0xde0
[  273.863500] 1*2048kB (M) 
[  273.866608]  ? graph_lock+0x170/0x170
[  273.870645] 3*4096kB 
[  273.872614]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  273.877256] (M) 
[  273.880016]  ? graph_lock+0x170/0x170
[  273.883797] = 15908kB
[  273.886205]  ? find_held_lock+0x36/0x1c0
[  273.891188] Node 0 
[  273.893165]  ? ____cache_alloc_node+0x1c7/0x1e0
[  273.896935] DMA32: 
[  273.899343]  ? lock_downgrade+0x900/0x900
[  273.903378] 3*4kB 
[  273.905611]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.910247] (M) 
[  273.912483]  cache_grow_begin+0x91/0x8c0
[  273.916604] 2*8kB 
[  273.918747]  ? do_raw_spin_unlock+0xa7/0x2f0
[  273.924267] (M) 
[  273.926244]  fallback_alloc+0x203/0x2e0
[  273.930279] 1*16kB 
[  273.932423]  ____cache_alloc_node+0x1c7/0x1e0
[  273.936806] (M) 
[  273.938782]  kmem_cache_alloc_node+0xe3/0x730
[  273.942734] 1*32kB 
[  273.944967]  ? ipv6_get_ifaddr+0x42e/0x620
[  273.949441] (M) 
[  273.951421]  __alloc_skb+0x119/0x770
[  273.955885] 3*64kB 
[  273.958120]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  273.962818] (UM) 
[  273.964811]  ? skb_scrub_packet+0x490/0x490
[  273.968500] 3*128kB 
[  273.970733]  ? lock_downgrade+0x900/0x900
[  273.975989] (M) 
[  273.978052]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.982347] 2*256kB 
[  273.984669]  ? refcount_sub_and_test_checked+0x203/0x310
[  273.988789] (M) 
[  273.990759]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  273.996278] 3*512kB 
[  273.998601]  ? addrconf_rs_timer+0x6f0/0x6f0
[  274.004033] (M) 
[  274.006018]  ndisc_alloc_skb+0x144/0x340
[  274.011438] 4*1024kB 
[  274.013762]  ndisc_send_rs+0x331/0x6e0
[  274.018150] (UM) 
[  274.020124]  addrconf_rs_timer+0x3c0/0x6f0
[  274.024156] 3*2048kB 
[  274.026565]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.030425] (UM) 
[  274.032500]  call_timer_fn+0x272/0x920
[  274.036693] 3*4096kB (M) 
[  274.039108]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.043313] = 25228kB
[  274.043321] Node 0 
[  274.045381]  ? process_timeout+0x40/0x40
[  274.049259] Normal: 
[  274.052019]  ? find_held_lock+0x36/0x1c0
[  274.056227] 866*4kB 
[  274.058637]  ? __run_timers+0x7da/0xc70
[  274.060860] (ME) 
[  274.064938]  ? _raw_spin_unlock_irq+0x27/0x80
[  274.067236] 469*8kB 
[  274.071298]  ? _raw_spin_unlock_irq+0x27/0x80
[  274.073598] (UME) 
[  274.077569]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.079610] 197*16kB 
[  274.084114]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  274.086405] (UME) 59*32kB 
[  274.090911]  ? trace_hardirqs_on+0xbd/0x310
[  274.093033] (UME) 
[  274.097265]  ? kasan_check_read+0x11/0x20
[  274.099650] 18*64kB 
[  274.104237]  ? __run_timers+0x7da/0xc70
[  274.107050] (ME) 3*128kB 
[  274.111384]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  274.113501] (M) 1*256kB 
[  274.117665]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.119956] (U) 
[  274.123933]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.126663] 0*512kB 
[  274.132112]  __run_timers+0x7e5/0xc70
[  274.134754] 0*1024kB 
[  274.139000]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  274.140938] 0*2048kB 
[  274.145168]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  274.147462] 0*4096kB = 14048kB
[  274.151268]  ? graph_lock+0x170/0x170
[  274.153657] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  274.159008]  ? enqueue_hrtimer+0x1a5/0x560
[  274.161404] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  274.166407]  ? lock_release+0x970/0x970
[  274.169576] 412 total pagecache pages
[  274.173386]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  274.182204] 0 pages in swap cache
[  274.186426]  ? find_held_lock+0x36/0x1c0
[  274.194991] Swap cache stats: add 0, delete 0, find 0/0
[  274.198961]  ? graph_lock+0x170/0x170
[  274.202732] Free swap  = 0kB
[  274.207914]  ? pvclock_read_flags+0x160/0x160
[  274.211342] Total swap = 0kB
[  274.215402]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.220736] 1965979 pages RAM
[  274.224530]  ? check_preemption_disabled+0x48/0x200
[  274.227527] 0 pages HighMem/MovableOnly
[  274.232023]  ? __lock_is_held+0xb5/0x140
[  274.235008] 343323 pages reserved
[  274.240541]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.243619] 0 pages cma reserved
[  274.248630]  ? check_preemption_disabled+0x48/0x200
[  274.252675] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  274.256637]  run_timer_softirq+0x52/0xb0
[  274.260203] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  274.265614]  ? rcu_read_lock_sched_held+0x108/0x120
[  274.268952] syz-fuzzer cpuset=
[  274.273997]  __do_softirq+0x30b/0xad8
[  274.280461] /
[  274.284523]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  274.294718]  mems_allowed=0
[  274.299730]  ? pvclock_read_flags+0x160/0x160
[  274.320866]  ? lapic_next_event+0x5a/0x90
[  274.325019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.330559]  ? check_preemption_disabled+0x48/0x200
[  274.335574]  ? check_preemption_disabled+0x48/0x200
[  274.340600]  ? kvm_clock_read+0x18/0x30
[  274.344577]  ? kvm_sched_clock_read+0x9/0x20
[  274.349002]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.354540]  ? check_preemption_disabled+0x48/0x200
[  274.359576]  irq_exit+0x17f/0x1c0
[  274.363038]  smp_apic_timer_interrupt+0x1cb/0x760
[  274.367887]  ? smp_reschedule_interrupt+0x109/0x650
[  274.372910]  ? smp_call_function_single_interrupt+0x650/0x650
[  274.378805]  ? interrupt_entry+0xb5/0xf0
[  274.382893]  ? trace_hardirqs_off_caller+0xbb/0x300
[  274.387915]  ? trace_hardirqs_off_caller+0xbb/0x300
[  274.392943]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  274.397804]  ? trace_hardirqs_off+0x300/0x300
[  274.402307]  ? trace_hardirqs_off+0x300/0x300
[  274.406814]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.412362]  ? check_preemption_disabled+0x48/0x200
[  274.417388]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.422946]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  274.427830]  apic_timer_interrupt+0xf/0x20
[  274.432076]  </IRQ>
[  274.434328] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  274.439266] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  274.458170] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  274.465891] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  274.473164] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  274.480436] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  274.487708] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  274.494985] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  274.502312]  skb_clone+0x1bb/0x500
[  274.505857]  ? skb_split+0x11e0/0x11e0
[  274.509759]  ? dev_forward_skb+0x4c/0x60
[  274.513830]  ? __bpf_redirect+0x54b/0xb20
[  274.517994]  ? __switch_to_asm+0x34/0x70
[  274.522072]  bpf_clone_redirect+0xb9/0x490
[  274.526323]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  274.531349]  ? __sched_text_start+0x8/0x8
[  274.535771]  ? lockdep_hardirqs_on+0x421/0x5c0
[  274.540359]  ? retint_kernel+0x2d/0x2d
[  274.544253]  ? trace_hardirqs_on_caller+0xc0/0x300
[  274.549198]  ? find_held_lock+0x36/0x1c0
[  274.553278]  ? lock_acquire+0x1ed/0x520
[  274.557257]  ? bpf_test_run+0x32e/0x5a0
[  274.561250]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.566805]  ? check_preemption_disabled+0x48/0x200
[  274.571835]  ? kasan_check_read+0x11/0x20
[  274.576007]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  274.581298]  ? rcu_bh_qs+0xc0/0xc0
[  274.584853]  ? preempt_schedule+0x4d/0x60
[  274.589020]  ? ___preempt_schedule+0x16/0x18
[  274.593446]  ? bpf_test_run+0x1c0/0x5a0
[  274.597438]  ? netlink_diag_dump+0x2a0/0x2a0
[  274.601854]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.607400]  ? bpf_test_init.isra.9+0x70/0x100
[  274.612001]  ? bpf_prog_test_run_skb+0x634/0xb40
[  274.616768]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  274.621617]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  274.627164]  ? fput+0x130/0x1a0
[  274.630452]  ? __bpf_prog_get+0x9b/0x290
[  274.634520]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  274.639363]  ? bpf_prog_test_run+0x130/0x1a0
[  274.643781]  ? __x64_sys_bpf+0x3d8/0x510
[  274.647847]  ? bpf_prog_get+0x20/0x20
[  274.651661]  ? ksys_ioctl+0x81/0xd0
[  274.655310]  ? do_syscall_64+0x1b9/0x820
[  274.659378]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  274.664750]  ? syscall_return_slowpath+0x5e0/0x5e0
[  274.669686]  ? trace_hardirqs_off+0x300/0x300
[  274.674189]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  274.679211]  ? recalc_sigpending_tsk+0x180/0x180
[  274.683972]  ? kasan_check_write+0x14/0x20
[  274.688241]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  274.693118]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  274.698526] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  274.698611] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  274.705463] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  274.712077] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  274.721296] Call Trace:
[  274.731776] syz-executor0 cpuset=
[  274.734348]  <IRQ>
[  274.734351] syz0 mems_allowed=0
[  274.737839]  dump_stack+0x1c4/0x2b4
[  274.746873]  ? dump_stack_print_info.cold.2+0x52/0x52
[  274.752089]  warn_alloc.cold.118+0xb7/0x1bd
[  274.756421]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  274.761272]  ? lock_downgrade+0x900/0x900
[  274.765433]  ? trace_hardirqs_off+0xb8/0x300
[  274.769856]  ? trace_hardirqs_off+0xb8/0x300
[  274.774279]  __alloc_pages_slowpath+0x2667/0x2d80
[  274.779161]  ? warn_alloc+0x120/0x120
[  274.782971]  ? trace_hardirqs_on+0x310/0x310
[  274.787391]  ? warn_alloc+0x120/0x120
[  274.791202]  ? print_usage_bug+0xc0/0xc0
[  274.795270]  ? warn_alloc+0x120/0x120
[  274.799079]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  274.804105]  ? print_usage_bug+0xc0/0xc0
[  274.808184]  ? __lock_acquire+0x7ec/0x4ec0
[  274.812421]  ? __lock_acquire+0x7ec/0x4ec0
[  274.816664]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.822228]  ? should_fail+0x22d/0xd01
[  274.826131]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  274.831242]  ? __lock_acquire+0x7ec/0x4ec0
[  274.835489]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  274.840593]  ? __lock_acquire+0x7ec/0x4ec0
[  274.844832]  ? should_fail+0x22d/0xd01
[  274.848719]  ? print_usage_bug+0xc0/0xc0
[  274.852799]  ? mark_held_locks+0x130/0x130
[  274.857048]  ? mark_held_locks+0x130/0x130
[  274.861301]  ? graph_lock+0x170/0x170
[  274.865107]  ? print_usage_bug+0xc0/0xc0
[  274.869174]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  274.873941]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.879485]  ? check_preemption_disabled+0x48/0x200
[  274.884503]  ? check_preemption_disabled+0x48/0x200
[  274.889533]  ? __lock_is_held+0xb5/0x140
[  274.893605]  __alloc_pages_nodemask+0xa80/0xde0
[  274.898280]  ? graph_lock+0x170/0x170
[  274.902089]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  274.907116]  ? graph_lock+0x170/0x170
[  274.910929]  ? find_held_lock+0x36/0x1c0
[  274.915010]  ? ____cache_alloc_node+0x1c7/0x1e0
[  274.919686]  ? lock_downgrade+0x900/0x900
[  274.923845]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.929390]  cache_grow_begin+0x91/0x8c0
[  274.933464]  ? do_raw_spin_unlock+0xa7/0x2f0
[  274.937897]  fallback_alloc+0x203/0x2e0
[  274.941886]  ____cache_alloc_node+0x1c7/0x1e0
[  274.946398]  kmem_cache_alloc_node+0xe3/0x730
[  274.950899]  ? ipv6_get_ifaddr+0x42e/0x620
[  274.955159]  __alloc_skb+0x119/0x770
[  274.958888]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  274.964657]  ? skb_scrub_packet+0x490/0x490
[  274.969006]  ? lock_downgrade+0x900/0x900
[  274.973182]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.978726]  ? refcount_sub_and_test_checked+0x203/0x310
[  274.984217]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  274.989686]  ? addrconf_rs_timer+0x6f0/0x6f0
[  274.994128]  ndisc_alloc_skb+0x144/0x340
[  274.998239]  ndisc_send_rs+0x331/0x6e0
[  275.002170]  addrconf_rs_timer+0x3c0/0x6f0
[  275.006428]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.010710]  call_timer_fn+0x272/0x920
[  275.014617]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.018865]  ? process_timeout+0x40/0x40
[  275.022940]  ? find_held_lock+0x36/0x1c0
[  275.027028]  ? mark_held_locks+0xc7/0x130
[  275.031191]  ? _raw_spin_unlock_irq+0x27/0x80
[  275.035703]  ? _raw_spin_unlock_irq+0x27/0x80
[  275.040210]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.044457]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  275.049049]  ? trace_hardirqs_on+0xbd/0x310
[  275.053374]  ? kasan_check_read+0x11/0x20
[  275.057529]  ? __run_timers+0x7da/0xc70
[  275.061509]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  275.066968]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.071222]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.075462]  __run_timers+0x7e5/0xc70
[  275.079277]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  275.084648]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  275.089669]  ? graph_lock+0x170/0x170
[  275.093479]  ? print_usage_bug+0xc0/0xc0
[  275.097539]  ? lock_release+0x970/0x970
[  275.101518]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  275.106717]  ? find_held_lock+0x36/0x1c0
[  275.110790]  ? graph_lock+0x170/0x170
[  275.114596]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.120139]  ? check_preemption_disabled+0x48/0x200
[  275.125170]  ? __lock_is_held+0xb5/0x140
[  275.129234]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.134779]  ? check_preemption_disabled+0x48/0x200
[  275.139807]  run_timer_softirq+0x52/0xb0
[  275.143873]  ? rcu_read_lock_sched_held+0x108/0x120
[  275.148899]  __do_softirq+0x30b/0xad8
[  275.152716]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  275.157827]  ? pvclock_read_flags+0x160/0x160
[  275.162326]  ? lapic_next_event+0x5a/0x90
[  275.166485]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.172025]  ? check_preemption_disabled+0x48/0x200
[  275.177043]  ? check_preemption_disabled+0x48/0x200
[  275.182072]  ? kvm_clock_read+0x18/0x30
[  275.186047]  ? kvm_sched_clock_read+0x9/0x20
[  275.190465]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.196012]  ? check_preemption_disabled+0x48/0x200
[  275.201045]  irq_exit+0x17f/0x1c0
[  275.204508]  smp_apic_timer_interrupt+0x1cb/0x760
[  275.209360]  ? smp_call_function_single_interrupt+0x650/0x650
[  275.215333]  ? interrupt_entry+0xb5/0xf0
[  275.219399]  ? trace_hardirqs_off_caller+0xbb/0x300
[  275.224417]  ? trace_hardirqs_off_caller+0xbb/0x300
[  275.229440]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.234287]  ? trace_hardirqs_off+0x300/0x300
[  275.238788]  ? trace_hardirqs_off+0x300/0x300
[  275.243291]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.248828]  ? check_preemption_disabled+0x48/0x200
[  275.253848]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.259397]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.264251]  apic_timer_interrupt+0xf/0x20
[  275.268483]  </IRQ>
[  275.270723] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  275.276094] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  275.295005] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  275.302720] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  275.310007] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  275.317283] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  275.324554] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  275.331823] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  275.339124]  ? page_evictable+0x35d/0x540
[  275.343303]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  275.348851]  page_evictable+0x36b/0x540
[  275.352836]  ? kswapd_stop+0x100/0x100
[  275.356741]  ? ___might_sleep+0x1ed/0x300
[  275.360906]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  275.366372]  ? arch_local_save_flags+0x40/0x40
[  275.370964]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.376515]  ? check_preemption_disabled+0x48/0x200
[  275.381548]  shrink_active_list+0x845/0x1c20
[  275.385970]  ? free_unref_page_list+0xc0f/0x11e0
[  275.390774]  ? shrink_inactive_list+0x1c60/0x1c60
[  275.395639]  ? graph_lock+0x170/0x170
[  275.399444]  ? __page_frag_cache_drain+0x200/0x200
[  275.404373]  ? print_usage_bug+0xc0/0xc0
[  275.408451]  ? find_held_lock+0x36/0x1c0
[  275.412517]  ? graph_lock+0x170/0x170
[  275.416322]  ? mark_held_locks+0xc7/0x130
[  275.420475]  ? check_preemption_disabled+0x48/0x200
[  275.425491]  ? check_preemption_disabled+0x48/0x200
[  275.430516]  ? graph_lock+0x170/0x170
[  275.434319]  ? __lock_is_held+0xb5/0x140
[  275.438389]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.443944]  ? check_preemption_disabled+0x48/0x200
[  275.448992]  ? __lock_is_held+0xb5/0x140
[  275.453080]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  275.458104]  ? inactive_list_is_low+0x305/0x880
[  275.462789]  ? lruvec_lru_size+0x450/0x450
[  275.467025]  ? kasan_check_read+0x11/0x20
[  275.471190]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  275.476136]  shrink_node_memcg+0x803/0x18e0
[  275.480490]  ? shrink_active_list+0x1c20/0x1c20
[  275.485170]  ? lockdep_hardirqs_on+0x421/0x5c0
[  275.489766]  ? trace_hardirqs_on+0xbd/0x310
[  275.494097]  ? vmpressure+0x294/0x310
[  275.497910]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  275.503401]  shrink_node+0x3bc/0x16b0
[  275.507211]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  275.512519]  ? shrink_node_memcg+0x18e0/0x18e0
[  275.517108]  ? lockdep_hardirqs_on+0x421/0x5c0
[  275.521698]  ? trace_hardirqs_on+0xbd/0x310
[  275.526035]  ? vmpressure+0x294/0x310
[  275.529845]  ? do_raw_spin_unlock+0xa7/0x2f0
[  275.534262]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  275.538865]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  275.544430]  ? __cpuset_node_allowed+0x19b/0x660
[  275.549213]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  275.554941]  ? vmpressure+0x1c9/0x310
[  275.558779]  do_try_to_free_pages+0x3e7/0x1290
[  275.563398]  ? shrink_node+0x16b0/0x16b0
[  275.567480]  ? __lock_is_held+0xb5/0x140
[  275.571575]  try_to_free_pages+0x4d0/0xb90
[  275.575826]  ? do_try_to_free_pages+0x1290/0x1290
[  275.580684]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.586253]  ? lock_acquire+0x1ed/0x520
[  275.590241]  ? set_page_refcounted+0x280/0x280
[  275.594835]  ? lock_release+0x970/0x970
[  275.598819]  ? ___might_sleep+0x1ed/0x300
[  275.602982]  ? arch_local_save_flags+0x40/0x40
[  275.607572]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  275.612595]  ? __radix_tree_lookup+0x358/0x4c0
[  275.617187]  __alloc_pages_slowpath+0x993/0x2d80
[  275.621986]  ? kasan_check_read+0x11/0x20
[  275.626142]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  275.631427]  ? warn_alloc+0x120/0x120
[  275.635316]  ? __radix_tree_lookup+0x4c0/0x4c0
[  275.639919]  ? find_get_entry+0x2f2/0xc40
[  275.644083]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.649624]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  275.654556]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.660100]  ? should_fail+0x22d/0xd01
[  275.664002]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  275.669110]  ? __lock_is_held+0xb5/0x140
[  275.673172]  ? graph_lock+0x170/0x170
[  275.676989]  ? graph_lock+0x170/0x170
[  275.680815]  ? __lock_is_held+0xb5/0x140
[  275.684886]  ? __lock_acquire+0x7ec/0x4ec0
[  275.689130]  ? ___might_sleep+0x1ed/0x300
[  275.693280]  ? lock_release+0x970/0x970
[  275.697263]  ? arch_local_save_flags+0x40/0x40
[  275.701884]  ? __might_sleep+0x95/0x190
[  275.705881]  __alloc_pages_nodemask+0xa80/0xde0
[  275.710564]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  275.715590]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  275.721389]  ? kasan_check_read+0x11/0x20
[  275.725544]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  275.730827]  ? graph_lock+0x170/0x170
[  275.734635]  ? print_usage_bug+0xc0/0xc0
[  275.738703]  ? graph_lock+0x170/0x170
[  275.742506]  ? graph_lock+0x170/0x170
[  275.746315]  ? __do_page_cache_readahead+0x7ce/0x980
[  275.751426]  ? find_held_lock+0x36/0x1c0
[  275.755497]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  275.761044]  alloc_pages_current+0x10c/0x210
[  275.765463]  ? lock_downgrade+0x900/0x900
[  275.769619]  __page_cache_alloc+0x38f/0x5b0
[  275.773956]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  275.779771]  ? kasan_check_read+0x11/0x20
[  275.783934]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  275.789236]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  275.793926]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.799494]  ? check_preemption_disabled+0x48/0x200
[  275.804543]  filemap_fault+0x1594/0x25f0
[  275.808640]  ? __lock_page_or_retry+0xa00/0xa00
[  275.813331]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  275.819134]  ? kasan_check_read+0x11/0x20
[  275.823292]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  275.828577]  ? rcu_bh_qs+0xc0/0xc0
[  275.832375]  ? print_usage_bug+0xc0/0xc0
[  275.836447]  ? filemap_map_pages+0xdea/0x1980
[  275.840950]  ? print_usage_bug+0xc0/0xc0
[  275.845032]  ? find_get_pages_range_tag+0x1320/0x1320
[  275.850223]  ? print_usage_bug+0xc0/0xc0
[  275.854293]  ? __lock_acquire+0x7ec/0x4ec0
[  275.858530]  ? graph_lock+0x170/0x170
[  275.862334]  ? __sigqueue_free.part.27+0x7d/0xa0
[  275.867098]  ? __lock_acquire+0x7ec/0x4ec0
[  275.871349]  ? lock_acquire+0x1ed/0x520
[  275.875327]  ? ext4_filemap_fault+0x7a/0xad
[  275.879657]  ? lock_release+0x970/0x970
[  275.883635]  ? arch_local_save_flags+0x40/0x40
[  275.888224]  ? mark_held_locks+0x130/0x130
[  275.892479]  ? down_read+0xb0/0x1d0
[  275.896107]  ? ext4_filemap_fault+0x7a/0xad
[  275.900429]  ? __down_interruptible+0x700/0x700
[  275.905102]  ? graph_lock+0x170/0x170
[  275.908906]  ? __sigqueue_free.part.27+0x7d/0xa0
[  275.913679]  ext4_filemap_fault+0x82/0xad
[  275.917837]  __do_fault+0x100/0x6b0
[  275.921472]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  275.926755]  ? print_bad_pte+0x6c0/0x6c0
[  275.930827]  ? pmd_val+0x88/0x100
[  275.934282]  ? add_mm_counter_fast+0xd0/0xd0
[  275.938693]  ? pmd_val+0x88/0x100
[  275.942148]  ? add_mm_counter_fast+0xd0/0xd0
[  275.946568]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.952121]  __handle_mm_fault+0x3709/0x53e0
[  275.956551]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  275.961877]  ? graph_lock+0x170/0x170
[  275.965683]  ? print_usage_bug+0xc0/0xc0
[  275.969751]  ? graph_lock+0x170/0x170
[  275.973569]  ? graph_lock+0x170/0x170
[  275.977393]  ? handle_mm_fault+0x42a/0xc70
[  275.981634]  ? lock_downgrade+0x900/0x900
[  275.985788]  ? check_preemption_disabled+0x48/0x200
[  275.990817]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  275.996615]  ? kasan_check_read+0x11/0x20
[  276.000779]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  276.006063]  ? rcu_bh_qs+0xc0/0xc0
[  276.009614]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  276.015085]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.020626]  ? check_preemption_disabled+0x48/0x200
[  276.025658]  handle_mm_fault+0x54f/0xc70
[  276.029731]  ? __handle_mm_fault+0x53e0/0x53e0
[  276.034326]  ? find_vma+0x34/0x190
[  276.037880]  __do_page_fault+0x67d/0xed0
[  276.041950]  ? mm_fault_error+0x380/0x380
[  276.046115]  ? syscall_slow_exit_work+0x520/0x520
[  276.050970]  do_page_fault+0xf2/0x7e0
[  276.054792]  ? vmalloc_sync_all+0x30/0x30
[  276.058946]  ? error_entry+0x70/0xd0
[  276.062676]  ? trace_hardirqs_off_caller+0xbb/0x300
[  276.067699]  ? trace_hardirqs_on_caller+0xc0/0x300
[  276.072634]  ? syscall_return_slowpath+0x5e0/0x5e0
[  276.077569]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.082419]  ? trace_hardirqs_off+0x300/0x300
[  276.086914]  ? trace_hardirqs_off_caller+0x300/0x300
[  276.092029]  ? prepare_exit_to_usermode+0x291/0x3b0
[  276.097049]  ? page_fault+0x8/0x30
[  276.100627]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.105475]  ? page_fault+0x8/0x30
[  276.109022]  page_fault+0x1e/0x30
[  276.112478] RIP: 0033:0x45db60
[  276.115677] Code: Bad RIP value.
[  276.119039] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  276.124407] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  276.131675] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  276.138942] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  276.146220] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  276.153491] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  276.160800] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  276.160806] warn_alloc_show_mem: 1 callbacks suppressed
[  276.160814] Mem-Info:
[  276.168094] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  276.173462] active_anon:41015 inactive_anon:371 isolated_anon:0
[  276.173462]  active_file:15 inactive_file:16 isolated_file:2
[  276.173462]  unevictable:0 dirty:0 writeback:0 unstable:0
[  276.173462]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  276.173462]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  276.173462]  free:13788 free_pcp:262 free_cma:0
[  276.175833] Call Trace:
[  276.185223] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  276.218089]  <IRQ>
[  276.220660] Node 0 
[  276.248366]  dump_stack+0x1c4/0x2b4
[  276.250512] 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
[  276.252720]  ? dump_stack_print_info.cold.2+0x52/0x52
[  276.256329] lowmem_reserve[]:
[  276.281882]  warn_alloc.cold.118+0xb7/0x1bd
[  276.287039]  0
[  276.290144]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  276.294467]  2815 6318
[  276.296293]  ? lock_downgrade+0x900/0x900
[  276.301104]  6318
[  276.303603]  ? trace_hardirqs_off+0xb8/0x300
[  276.309809]  ? trace_hardirqs_off+0xb8/0x300
[  276.314177] Node 0 DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  276.318612]  __alloc_pages_slowpath+0x2667/0x2d80
[  276.318655]  ? warn_alloc+0x120/0x120
[  276.346189] lowmem_reserve[]: 0
[  276.351049]  ? trace_hardirqs_on+0x310/0x310
[  276.354815]  0
[  276.358093]  ? warn_alloc+0x120/0x120
[  276.362476]  3503
[  276.364281]  ? print_usage_bug+0xc0/0xc0
[  276.368051]  3503
[  276.370108]  ? warn_alloc+0x120/0x120
[  276.376200]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  276.379972] Node 0 
[  276.384993]  ? print_usage_bug+0xc0/0xc0
[  276.385025] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  276.385033] lowmem_reserve[]:
[  276.387275]  ? __lock_acquire+0x7ec/0x4ec0
[  276.391306]  0
[  276.419701]  ? __lock_acquire+0x7ec/0x4ec0
[  276.422783]  0
[  276.427019]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.428797]  0
[  276.433031]  ? should_fail+0x22d/0xd01
[  276.434810]  0
[  276.440344]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  276.446010]  ? __lock_acquire+0x7ec/0x4ec0
[  276.447790] Node 0 
[  276.452888]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  276.457093] DMA: 
[  276.459327]  ? __lock_acquire+0x7ec/0x4ec0
[  276.464407] 1*4kB 
[  276.466464]  ? should_fail+0x22d/0xd01
[  276.470673] (U) 
[  276.472816]  ? print_usage_bug+0xc0/0xc0
[  276.476677] 0*8kB 
[  276.478654]  ? mark_held_locks+0x130/0x130
[  276.482683] 0*16kB 1*32kB 
[  276.484840]  ? mark_held_locks+0x130/0x130
[  276.489047] (U) 
[  276.491890]  ? graph_lock+0x170/0x170
[  276.496096] 2*64kB 
[  276.498069]  ? print_usage_bug+0xc0/0xc0
[  276.501842] (U) 
[  276.504077]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  276.508106] 1*128kB (U) 
[  276.510093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.514820] 1*256kB 
[  276.517491]  ? check_preemption_disabled+0x48/0x200
[  276.523005] (U) 
[  276.525323]  ? check_preemption_disabled+0x48/0x200
[  276.530319] 0*512kB 
[  276.532297]  ? __lock_is_held+0xb5/0x140
[  276.537284] 1*1024kB 
[  276.539607]  __alloc_pages_nodemask+0xa80/0xde0
[  276.543638] (U) 
[  276.546042]  ? graph_lock+0x170/0x170
[  276.550687] 1*2048kB 
[  276.552659]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  276.556432] (M) 
[  276.558837]  ? graph_lock+0x170/0x170
[  276.563827] 3*4096kB 
[  276.565805]  ? find_held_lock+0x36/0x1c0
[  276.569572] (M) 
[  276.571990]  ? ____cache_alloc_node+0x1c7/0x1e0
[  276.576017] = 15908kB
[  276.577994]  ? lock_downgrade+0x900/0x900
[  276.582635] Node 0 
[  276.585045]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.589158] DMA32: 3*4kB 
[  276.591404]  cache_grow_begin+0x91/0x8c0
[  276.596918] (M) 
[  276.599675]  ? do_raw_spin_unlock+0xa7/0x2f0
[  276.603707] 2*8kB 
[  276.605679]  fallback_alloc+0x203/0x2e0
[  276.610059] (M) 
[  276.612208]  ____cache_alloc_node+0x1c7/0x1e0
[  276.616146] 1*16kB (M) 
[  276.618134]  kmem_cache_alloc_node+0xe3/0x730
[  276.622601] 1*32kB 
[  276.625187]  ? ipv6_get_ifaddr+0x42e/0x620
[  276.629683] (M) 3*64kB 
[  276.631950]  __alloc_skb+0x119/0x770
[  276.636151] (UM) 
[  276.638743]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  276.642421] 3*128kB (M) 
[  276.644493]  ? skb_scrub_packet+0x490/0x490
[  276.649745] 2*256kB 
[  276.652417]  ? lock_downgrade+0x900/0x900
[  276.656709] (M) 
[  276.659036]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.663153] 3*512kB 
[  276.665129]  ? refcount_sub_and_test_checked+0x203/0x310
[  276.670633] (M) 
[  276.672954]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  276.678374] 4*1024kB (UM) 
[  276.680357]  ? addrconf_rs_timer+0x6f0/0x6f0
[  276.685785] 3*2048kB 
[  276.688636]  ndisc_alloc_skb+0x144/0x340
[  276.693005] (UM) 
[  276.695414]  ndisc_send_rs+0x331/0x6e0
[  276.699440] 3*4096kB (M) 
[  276.701510]  addrconf_rs_timer+0x3c0/0x6f0
[  276.705365] = 25228kB
[  276.705373] Node 0 
[  276.708127]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.712332] Normal: 
[  276.714745]  call_timer_fn+0x272/0x920
[  276.716950] 866*4kB 
[  276.721180]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.723476] (ME) 
[  276.727358]  ? process_timeout+0x40/0x40
[  276.729658] 469*8kB 
[  276.733887]  ? find_held_lock+0x36/0x1c0
[  276.735923] (UME) 
[  276.739993]  ? __run_timers+0x7da/0xc70
[  276.742286] 197*16kB 
[  276.746340]  ? _raw_spin_unlock_irq+0x27/0x80
[  276.748464] (UME) 
[  276.752430]  ? _raw_spin_unlock_irq+0x27/0x80
[  276.754819] 59*32kB 
[  276.759311]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.761431] (UME) 
[  276.765923]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  276.768219] 18*64kB 
[  276.772446]  ? trace_hardirqs_on+0xbd/0x310
[  276.774572] (ME) 
[  276.779152]  ? kasan_check_read+0x11/0x20
[  276.781455] 3*128kB 
[  276.785771]  ? __run_timers+0x7da/0xc70
[  276.787808] (M) 
[  276.791953]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  276.794254] 1*256kB 
[  276.798228]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.800178] (U) 
[  276.805627]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.807929] 0*512kB 
[  276.812164]  __run_timers+0x7e5/0xc70
[  276.814112] 0*1024kB 
[  276.818347]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  276.820635] 0*2048kB 
[  276.824430]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  276.826806] 0*4096kB = 14048kB
[  276.832172]  ? graph_lock+0x170/0x170
[  276.834563] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  276.839563]  ? enqueue_hrtimer+0x1a5/0x560
[  276.842736] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  276.846521]  ? lock_release+0x970/0x970
[  276.855331] 412 total pagecache pages
[  276.859556]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  276.868112] 0 pages in swap cache
[  276.872074]  ? find_held_lock+0x36/0x1c0
[  276.875851] Swap cache stats: add 0, delete 0, find 0/0
[  276.881034]  ? graph_lock+0x170/0x170
[  276.884462] Free swap  = 0kB
[  276.888515]  ? pvclock_read_flags+0x160/0x160
[  276.893852] Total swap = 0kB
[  276.897651]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.900645] 1965979 pages RAM
[  276.905137]  ? check_preemption_disabled+0x48/0x200
[  276.908131] 0 pages HighMem/MovableOnly
[  276.913667]  ? __lock_is_held+0xb5/0x140
[  276.916734] 343323 pages reserved
[  276.916743] 0 pages cma reserved
[  276.921757]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.925787] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  276.929755]  ? check_preemption_disabled+0x48/0x200
[  276.929778]  run_timer_softirq+0x52/0xb0
[  276.929795]  ? rcu_read_lock_sched_held+0x108/0x120
[  276.929816]  __do_softirq+0x30b/0xad8
[  276.933317] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  276.936624]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  276.942130] syz-fuzzer cpuset=
[  276.948621]  ? pvclock_read_flags+0x160/0x160
[  276.953611] /
[  276.957675]  ? lapic_next_event+0x5a/0x90
[  276.962671]  mems_allowed=0
[  276.966469]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.003730]  ? check_preemption_disabled+0x48/0x200
[  277.008757]  ? check_preemption_disabled+0x48/0x200
[  277.013785]  ? kvm_clock_read+0x18/0x30
[  277.017762]  ? kvm_sched_clock_read+0x9/0x20
[  277.022179]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.027719]  ? check_preemption_disabled+0x48/0x200
[  277.032756]  irq_exit+0x17f/0x1c0
[  277.036223]  smp_apic_timer_interrupt+0x1cb/0x760
[  277.041068]  ? smp_reschedule_interrupt+0x109/0x650
[  277.046090]  ? smp_call_function_single_interrupt+0x650/0x650
[  277.051987]  ? interrupt_entry+0xb5/0xf0
[  277.056057]  ? trace_hardirqs_off_caller+0xbb/0x300
[  277.061076]  ? trace_hardirqs_off_caller+0xbb/0x300
[  277.066096]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  277.070942]  ? trace_hardirqs_off+0x300/0x300
[  277.075449]  ? trace_hardirqs_off+0x300/0x300
[  277.079948]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.085497]  ? check_preemption_disabled+0x48/0x200
[  277.090518]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.096068]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  277.100922]  apic_timer_interrupt+0xf/0x20
[  277.105154]  </IRQ>
[  277.107398] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  277.112333] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  277.131249] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  277.138992] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  277.146270] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  277.153540] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  277.160811] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  277.168079] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  277.175400]  skb_clone+0x1bb/0x500
[  277.178951]  ? skb_split+0x11e0/0x11e0
[  277.182860]  ? dev_forward_skb+0x4c/0x60
[  277.186933]  ? __bpf_redirect+0x54b/0xb20
[  277.191090]  ? __switch_to_asm+0x34/0x70
[  277.195166]  bpf_clone_redirect+0xb9/0x490
[  277.199417]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  277.204443]  ? __sched_text_start+0x8/0x8
[  277.208599]  ? lockdep_hardirqs_on+0x421/0x5c0
[  277.213194]  ? retint_kernel+0x2d/0x2d
[  277.217090]  ? trace_hardirqs_on_caller+0xc0/0x300
[  277.222033]  ? find_held_lock+0x36/0x1c0
[  277.226110]  ? lock_acquire+0x1ed/0x520
[  277.230092]  ? bpf_test_run+0x32e/0x5a0
[  277.234073]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.239611]  ? check_preemption_disabled+0x48/0x200
[  277.244636]  ? kasan_check_read+0x11/0x20
[  277.248793]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  277.254076]  ? rcu_bh_qs+0xc0/0xc0
[  277.257624]  ? preempt_schedule+0x4d/0x60
[  277.261778]  ? ___preempt_schedule+0x16/0x18
[  277.266198]  ? bpf_test_run+0x1c0/0x5a0
[  277.270185]  ? netlink_diag_dump+0x2a0/0x2a0
[  277.274602]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.280146]  ? bpf_test_init.isra.9+0x70/0x100
[  277.284756]  ? bpf_prog_test_run_skb+0x634/0xb40
[  277.289531]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  277.294377]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  277.299915]  ? fput+0x130/0x1a0
[  277.303197]  ? __bpf_prog_get+0x9b/0x290
[  277.307269]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  277.312113]  ? bpf_prog_test_run+0x130/0x1a0
[  277.316526]  ? __x64_sys_bpf+0x3d8/0x510
[  277.320587]  ? bpf_prog_get+0x20/0x20
[  277.324397]  ? ksys_ioctl+0x81/0xd0
[  277.328037]  ? do_syscall_64+0x1b9/0x820
[  277.332102]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  277.337474]  ? syscall_return_slowpath+0x5e0/0x5e0
[  277.342413]  ? trace_hardirqs_off+0x300/0x300
[  277.346913]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  277.351932]  ? recalc_sigpending_tsk+0x180/0x180
[  277.356721]  ? kasan_check_write+0x14/0x20
[  277.360963]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  277.365826]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  277.371207] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  277.371303] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  277.378130] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  277.378136] Call Trace:
[  277.378143]  <IRQ>
[  277.378160]  dump_stack+0x1c4/0x2b4
[  277.378177]  ? dump_stack_print_info.cold.2+0x52/0x52
[  277.384717] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  277.394031]  warn_alloc.cold.118+0xb7/0x1bd
[  277.396580] syz-executor0 cpuset=
[  277.398728]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  277.402328] syz0
[  277.407531]  ? lock_downgrade+0x900/0x900
[  277.418011]  mems_allowed=0
[  277.422339]  ? trace_hardirqs_off+0xb8/0x300
[  277.444022]  ? trace_hardirqs_off+0xb8/0x300
[  277.448454]  __alloc_pages_slowpath+0x2667/0x2d80
[  277.453336]  ? warn_alloc+0x120/0x120
[  277.457145]  ? warn_alloc+0x120/0x120
[  277.460951]  ? print_usage_bug+0xc0/0xc0
[  277.465033]  ? warn_alloc+0x120/0x120
[  277.468842]  ? print_usage_bug+0xc0/0xc0
[  277.472917]  ? __lock_acquire+0x7ec/0x4ec0
[  277.477162]  ? __lock_acquire+0x7ec/0x4ec0
[  277.481415]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.486986]  ? should_fail+0x22d/0xd01
[  277.490894]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  277.496018]  ? __lock_acquire+0x7ec/0x4ec0
[  277.500268]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  277.505396]  ? __lock_acquire+0x7ec/0x4ec0
[  277.509655]  ? should_fail+0x22d/0xd01
[  277.513564]  ? mark_held_locks+0x130/0x130
[  277.517818]  ? mark_held_locks+0x130/0x130
[  277.522070]  ? graph_lock+0x170/0x170
[  277.525874]  ? graph_lock+0x170/0x170
[  277.529685]  ? graph_lock+0x170/0x170
[  277.533507]  ? print_usage_bug+0xc0/0xc0
[  277.537577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.543132]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.548689]  ? check_preemption_disabled+0x48/0x200
[  277.553729]  ? check_preemption_disabled+0x48/0x200
[  277.558792]  ? __lock_is_held+0xb5/0x140
[  277.562876]  __alloc_pages_nodemask+0xa80/0xde0
[  277.567555]  ? graph_lock+0x170/0x170
[  277.571387]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  277.576417]  ? graph_lock+0x170/0x170
[  277.580245]  ? find_held_lock+0x36/0x1c0
[  277.584341]  ? ____cache_alloc_node+0x1c7/0x1e0
[  277.589039]  ? lock_downgrade+0x900/0x900
[  277.593210]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.598769]  cache_grow_begin+0x91/0x8c0
[  277.602841]  ? do_raw_spin_unlock+0xa7/0x2f0
[  277.607269]  fallback_alloc+0x203/0x2e0
[  277.611258]  ____cache_alloc_node+0x1c7/0x1e0
[  277.615770]  kmem_cache_alloc_node+0xe3/0x730
[  277.620274]  ? ipv6_get_ifaddr+0x42e/0x620
[  277.624531]  __alloc_skb+0x119/0x770
[  277.628254]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  277.633542]  ? skb_scrub_packet+0x490/0x490
[  277.637869]  ? lock_downgrade+0x900/0x900
[  277.642033]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.647581]  ? refcount_sub_and_test_checked+0x203/0x310
[  277.653039]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  277.658498]  ? addrconf_rs_timer+0x6f0/0x6f0
[  277.662929]  ndisc_alloc_skb+0x144/0x340
[  277.667012]  ndisc_send_rs+0x331/0x6e0
[  277.670911]  addrconf_rs_timer+0x3c0/0x6f0
[  277.675156]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.679409]  call_timer_fn+0x272/0x920
[  277.683304]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.687547]  ? process_timeout+0x40/0x40
[  277.691611]  ? find_held_lock+0x36/0x1c0
[  277.695681]  ? mark_held_locks+0xc7/0x130
[  277.699856]  ? _raw_spin_unlock_irq+0x27/0x80
[  277.704359]  ? _raw_spin_unlock_irq+0x27/0x80
[  277.708855]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.713095]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  277.717683]  ? trace_hardirqs_on+0xbd/0x310
[  277.722009]  ? kasan_check_read+0x11/0x20
[  277.726163]  ? __run_timers+0x7da/0xc70
[  277.730145]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  277.735610]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.739859]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.744106]  __run_timers+0x7e5/0xc70
[  277.747933]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  277.753310]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  277.758340]  ? graph_lock+0x170/0x170
[  277.762154]  ? print_usage_bug+0xc0/0xc0
[  277.766215]  ? lock_release+0x970/0x970
[  277.770196]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  277.775398]  ? find_held_lock+0x36/0x1c0
[  277.779820]  ? graph_lock+0x170/0x170
[  277.783629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.789168]  ? check_preemption_disabled+0x48/0x200
[  277.794204]  ? __lock_is_held+0xb5/0x140
[  277.798289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.803832]  ? check_preemption_disabled+0x48/0x200
[  277.808862]  run_timer_softirq+0x52/0xb0
[  277.812934]  ? rcu_read_lock_sched_held+0x108/0x120
[  277.817964]  __do_softirq+0x30b/0xad8
[  277.821796]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  277.826913]  ? pvclock_read_flags+0x160/0x160
[  277.831637]  ? lapic_next_event+0x5a/0x90
[  277.835798]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.841334]  ? check_preemption_disabled+0x48/0x200
[  277.846349]  ? check_preemption_disabled+0x48/0x200
[  277.851370]  ? kvm_clock_read+0x18/0x30
[  277.855349]  ? kvm_sched_clock_read+0x9/0x20
[  277.859791]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.865332]  ? check_preemption_disabled+0x48/0x200
[  277.870361]  irq_exit+0x17f/0x1c0
[  277.873827]  smp_apic_timer_interrupt+0x1cb/0x760
[  277.878678]  ? smp_call_function_single_interrupt+0x650/0x650
[  277.884570]  ? interrupt_entry+0xb5/0xf0
[  277.888640]  ? trace_hardirqs_off_caller+0xbb/0x300
[  277.893672]  ? trace_hardirqs_off_caller+0xbb/0x300
[  277.898711]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  277.903572]  ? trace_hardirqs_off+0x300/0x300
[  277.908085]  ? trace_hardirqs_off+0x300/0x300
[  277.912606]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.918171]  ? check_preemption_disabled+0x48/0x200
[  277.923207]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.928777]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  277.933646]  apic_timer_interrupt+0xf/0x20
[  277.937885]  </IRQ>
[  277.940142] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  277.945527] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  277.964919] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  277.972645] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  277.979916] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  277.987190] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  277.994470] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  278.001755] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  278.009064]  ? page_evictable+0x35d/0x540
[  278.013921]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  278.019463]  page_evictable+0x36b/0x540
[  278.023450]  ? kswapd_stop+0x100/0x100
[  278.027346]  ? ___might_sleep+0x1ed/0x300
[  278.031499]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  278.036954]  ? arch_local_save_flags+0x40/0x40
[  278.041551]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.047092]  ? check_preemption_disabled+0x48/0x200
[  278.052119]  shrink_active_list+0x845/0x1c20
[  278.056534]  ? free_unref_page_list+0xc0f/0x11e0
[  278.061311]  ? shrink_inactive_list+0x1c60/0x1c60
[  278.066175]  ? graph_lock+0x170/0x170
[  278.069992]  ? __page_frag_cache_drain+0x200/0x200
[  278.074924]  ? print_usage_bug+0xc0/0xc0
[  278.079015]  ? find_held_lock+0x36/0x1c0
[  278.083087]  ? graph_lock+0x170/0x170
[  278.086890]  ? mark_held_locks+0xc7/0x130
[  278.091044]  ? check_preemption_disabled+0x48/0x200
[  278.096061]  ? check_preemption_disabled+0x48/0x200
[  278.101090]  ? graph_lock+0x170/0x170
[  278.104895]  ? __lock_is_held+0xb5/0x140
[  278.108961]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.114514]  ? check_preemption_disabled+0x48/0x200
[  278.119556]  ? __lock_is_held+0xb5/0x140
[  278.123644]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  278.128666]  ? inactive_list_is_low+0x305/0x880
[  278.133347]  ? lruvec_lru_size+0x450/0x450
[  278.137585]  ? kasan_check_read+0x11/0x20
[  278.141750]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  278.146699]  shrink_node_memcg+0x803/0x18e0
[  278.151050]  ? shrink_active_list+0x1c20/0x1c20
[  278.155732]  ? lockdep_hardirqs_on+0x421/0x5c0
[  278.160327]  ? trace_hardirqs_on+0xbd/0x310
[  278.164655]  ? vmpressure+0x294/0x310
[  278.168463]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  278.173939]  shrink_node+0x3bc/0x16b0
[  278.177744]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  278.183053]  ? shrink_node_memcg+0x18e0/0x18e0
[  278.187639]  ? lockdep_hardirqs_on+0x421/0x5c0
[  278.192232]  ? trace_hardirqs_on+0xbd/0x310
[  278.196559]  ? vmpressure+0x294/0x310
[  278.200369]  ? do_raw_spin_unlock+0xa7/0x2f0
[  278.204800]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  278.209396]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  278.214936]  ? __cpuset_node_allowed+0x19b/0x660
[  278.219697]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  278.225444]  ? vmpressure+0x1c9/0x310
[  278.229269]  do_try_to_free_pages+0x3e7/0x1290
[  278.233882]  ? shrink_node+0x16b0/0x16b0
[  278.237958]  ? __lock_is_held+0xb5/0x140
[  278.242049]  try_to_free_pages+0x4d0/0xb90
[  278.246295]  ? do_try_to_free_pages+0x1290/0x1290
[  278.251142]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.256725]  ? lock_acquire+0x1ed/0x520
[  278.260724]  ? set_page_refcounted+0x280/0x280
[  278.265326]  ? lock_release+0x970/0x970
[  278.269312]  ? ___might_sleep+0x1ed/0x300
[  278.273470]  ? arch_local_save_flags+0x40/0x40
[  278.278056]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  278.283080]  ? __radix_tree_lookup+0x358/0x4c0
[  278.287672]  __alloc_pages_slowpath+0x993/0x2d80
[  278.292465]  ? kasan_check_read+0x11/0x20
[  278.296621]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  278.301917]  ? warn_alloc+0x120/0x120
[  278.305721]  ? __radix_tree_lookup+0x4c0/0x4c0
[  278.310317]  ? find_get_entry+0x2f2/0xc40
[  278.314480]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.320022]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  278.324956]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.330505]  ? should_fail+0x22d/0xd01
[  278.334404]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  278.339512]  ? __lock_is_held+0xb5/0x140
[  278.343576]  ? graph_lock+0x170/0x170
[  278.347383]  ? graph_lock+0x170/0x170
[  278.351206]  ? __lock_is_held+0xb5/0x140
[  278.355275]  ? __lock_acquire+0x7ec/0x4ec0
[  278.359518]  ? ___might_sleep+0x1ed/0x300
[  278.363667]  ? lock_release+0x970/0x970
[  278.367647]  ? arch_local_save_flags+0x40/0x40
[  278.372246]  ? __might_sleep+0x95/0x190
[  278.376233]  __alloc_pages_nodemask+0xa80/0xde0
[  278.380914]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  278.385936]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  278.391737]  ? kasan_check_read+0x11/0x20
[  278.395891]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  278.401175]  ? graph_lock+0x170/0x170
[  278.404992]  ? print_usage_bug+0xc0/0xc0
[  278.409062]  ? graph_lock+0x170/0x170
[  278.412864]  ? graph_lock+0x170/0x170
[  278.416673]  ? __do_page_cache_readahead+0x7ce/0x980
[  278.421789]  ? find_held_lock+0x36/0x1c0
[  278.425866]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  278.431415]  alloc_pages_current+0x10c/0x210
[  278.435827]  ? lock_downgrade+0x900/0x900
[  278.439994]  __page_cache_alloc+0x38f/0x5b0
[  278.444327]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  278.450131]  ? kasan_check_read+0x11/0x20
[  278.454288]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  278.459577]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  278.464252]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.469798]  ? check_preemption_disabled+0x48/0x200
[  278.474823]  filemap_fault+0x1594/0x25f0
[  278.478902]  ? __lock_page_or_retry+0xa00/0xa00
[  278.483575]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  278.489375]  ? kasan_check_read+0x11/0x20
[  278.493527]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  278.498807]  ? rcu_bh_qs+0xc0/0xc0
[  278.502359]  ? print_usage_bug+0xc0/0xc0
[  278.506432]  ? filemap_map_pages+0xdea/0x1980
[  278.510941]  ? print_usage_bug+0xc0/0xc0
[  278.515021]  ? find_get_pages_range_tag+0x1320/0x1320
[  278.520215]  ? print_usage_bug+0xc0/0xc0
[  278.524280]  ? __lock_acquire+0x7ec/0x4ec0
[  278.528521]  ? graph_lock+0x170/0x170
[  278.533370]  ? __sigqueue_free.part.27+0x7d/0xa0
[  278.538136]  ? __lock_acquire+0x7ec/0x4ec0
[  278.542389]  ? lock_acquire+0x1ed/0x520
[  278.546369]  ? ext4_filemap_fault+0x7a/0xad
[  278.550700]  ? lock_release+0x970/0x970
[  278.554689]  ? arch_local_save_flags+0x40/0x40
[  278.559278]  ? mark_held_locks+0x130/0x130
[  278.563532]  ? down_read+0xb0/0x1d0
[  278.567175]  ? ext4_filemap_fault+0x7a/0xad
[  278.571512]  ? __down_interruptible+0x700/0x700
[  278.576191]  ? graph_lock+0x170/0x170
[  278.580007]  ? __sigqueue_free.part.27+0x7d/0xa0
[  278.584786]  ext4_filemap_fault+0x82/0xad
[  278.588941]  __do_fault+0x100/0x6b0
[  278.592584]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  278.597866]  ? print_bad_pte+0x6c0/0x6c0
[  278.601935]  ? pmd_val+0x88/0x100
[  278.605389]  ? add_mm_counter_fast+0xd0/0xd0
[  278.609798]  ? pmd_val+0x88/0x100
[  278.613256]  ? add_mm_counter_fast+0xd0/0xd0
[  278.617675]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.623225]  __handle_mm_fault+0x3709/0x53e0
[  278.627646]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  278.632492]  ? graph_lock+0x170/0x170
[  278.636296]  ? print_usage_bug+0xc0/0xc0
[  278.640364]  ? graph_lock+0x170/0x170
[  278.644167]  ? graph_lock+0x170/0x170
[  278.648000]  ? handle_mm_fault+0x42a/0xc70
[  278.652244]  ? lock_downgrade+0x900/0x900
[  278.656395]  ? check_preemption_disabled+0x48/0x200
[  278.661430]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  278.667229]  ? kasan_check_read+0x11/0x20
[  278.671384]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  278.676662]  ? rcu_bh_qs+0xc0/0xc0
[  278.680204]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  278.685660]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.691198]  ? check_preemption_disabled+0x48/0x200
[  278.696229]  handle_mm_fault+0x54f/0xc70
[  278.700308]  ? __handle_mm_fault+0x53e0/0x53e0
[  278.704941]  ? find_vma+0x34/0x190
[  278.708490]  __do_page_fault+0x67d/0xed0
[  278.712567]  ? mm_fault_error+0x380/0x380
[  278.716724]  ? syscall_slow_exit_work+0x520/0x520
[  278.721575]  do_page_fault+0xf2/0x7e0
[  278.725380]  ? vmalloc_sync_all+0x30/0x30
[  278.729535]  ? error_entry+0x70/0xd0
[  278.733256]  ? trace_hardirqs_off_caller+0xbb/0x300
[  278.738277]  ? trace_hardirqs_on_caller+0xc0/0x300
[  278.743212]  ? syscall_return_slowpath+0x5e0/0x5e0
[  278.748147]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.753005]  ? trace_hardirqs_off+0x300/0x300
[  278.757504]  ? trace_hardirqs_off_caller+0x300/0x300
[  278.762617]  ? prepare_exit_to_usermode+0x291/0x3b0
[  278.767659]  ? page_fault+0x8/0x30
[  278.771215]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.776068]  ? page_fault+0x8/0x30
[  278.779611]  page_fault+0x1e/0x30
[  278.783070] RIP: 0033:0x45db60
[  278.786277] Code: Bad RIP value.
[  278.789651] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  278.795024] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  278.802331] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  278.809620] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  278.816913] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  278.824210] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  278.831536] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  278.831542] warn_alloc_show_mem: 1 callbacks suppressed
[  278.831553] Mem-Info:
[  278.838751] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  278.838768] Call Trace:
[  278.844153] active_anon:41015 inactive_anon:371 isolated_anon:0
[  278.844153]  active_file:15 inactive_file:16 isolated_file:2
[  278.844153]  unevictable:0 dirty:0 writeback:0 unstable:0
[  278.844153]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  278.844153]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  278.844153]  free:13788 free_pcp:262 free_cma:0
[  278.846537]  <IRQ>
[  278.855927] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  278.858517]  dump_stack+0x1c4/0x2b4
[  278.891385] Node 0 
[  278.893546]  ? dump_stack_print_info.cold.2+0x52/0x52
[  278.921233] 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
[  278.924851]  warn_alloc.cold.118+0xb7/0x1bd
[  278.927041] lowmem_reserve[]: 0
[  278.932235]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  278.957717]  2815 6318
[  278.962059]  ? lock_downgrade+0x900/0x900
[  278.965301]  6318
[  278.970142]  ? trace_hardirqs_off+0xb8/0x300
[  278.976753]  ? trace_hardirqs_off+0xb8/0x300
[  278.978797] Node 0 
[  278.983208]  __alloc_pages_slowpath+0x2667/0x2d80
[  278.987610] DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  278.989841]  ? warn_alloc+0x120/0x120
[  278.994633] lowmem_reserve[]:
[  279.021628]  ? warn_alloc+0x120/0x120
[  279.025399]  0
[  279.028504]  ? print_usage_bug+0xc0/0xc0
[  279.032285]  0
[  279.034085]  ? warn_alloc+0x120/0x120
[  279.038123]  3503
[  279.039921]  ? print_usage_bug+0xc0/0xc0
[  279.043694]  3503
[  279.045751]  ? __lock_acquire+0x7ec/0x4ec0
[  279.051851]  ? __lock_acquire+0x7ec/0x4ec0
[  279.056060] Node 0 
[  279.060291]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.060324] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  279.060332] lowmem_reserve[]:
[  279.062568]  ? should_fail+0x22d/0xd01
[  279.068083]  0
[  279.096468]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  279.099542]  0
[  279.103430]  ? __lock_acquire+0x7ec/0x4ec0
[  279.105207]  0
[  279.110302]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  279.112078]  0
[  279.116305]  ? __lock_acquire+0x7ec/0x4ec0
[  279.123195]  ? should_fail+0x22d/0xd01
[  279.124974] Node 0 
[  279.129219]  ? mark_held_locks+0x130/0x130
[  279.133074] DMA: 
[  279.135306]  ? mark_held_locks+0x130/0x130
[  279.139514] 1*4kB 
[  279.141573]  ? graph_lock+0x170/0x170
[  279.145785] (U) 
[  279.147929]  ? graph_lock+0x170/0x170
[  279.151700] 0*8kB 0*16kB 
[  279.153683]  ? graph_lock+0x170/0x170
[  279.157460] 1*32kB 
[  279.160214]  ? print_usage_bug+0xc0/0xc0
[  279.163994] (U) 
[  279.166236]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.170267] 2*64kB (U) 
[  279.172254]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.177772] 1*128kB 
[  279.180356]  ? check_preemption_disabled+0x48/0x200
[  279.185863] (U) 
[  279.188189]  ? check_preemption_disabled+0x48/0x200
[  279.193187] 1*256kB (U) 
[  279.195209]  ? __lock_is_held+0xb5/0x140
[  279.200186] 0*512kB 
[  279.202860]  __alloc_pages_nodemask+0xa80/0xde0
[  279.206882] 1*1024kB (U) 
[  279.209217]  ? graph_lock+0x170/0x170
[  279.213864] 1*2048kB 
[  279.216625]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  279.220392] (M) 3*4096kB 
[  279.222815]  ? graph_lock+0x170/0x170
[  279.227801] (M) 
[  279.230566]  ? find_held_lock+0x36/0x1c0
[  279.234336] = 15908kB
[  279.236313]  ? ____cache_alloc_node+0x1c7/0x1e0
[  279.240344] Node 0 
[  279.242747]  ? lock_downgrade+0x900/0x900
[  279.247392] DMA32: 3*4kB 
[  279.249640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.253759] (M) 
[  279.256519]  cache_grow_begin+0x91/0x8c0
[  279.262029] 2*8kB 
[  279.264008]  ? do_raw_spin_unlock+0xa7/0x2f0
[  279.268047] (M) 
[  279.270197]  fallback_alloc+0x203/0x2e0
[  279.274575] 1*16kB 
[  279.276545]  ____cache_alloc_node+0x1c7/0x1e0
[  279.280491] (M) 
[  279.282727]  kmem_cache_alloc_node+0xe3/0x730
[  279.287219] 1*32kB (M) 
[  279.289200]  ? ipv6_get_ifaddr+0x42e/0x620
[  279.293659] 3*64kB (UM) 
[  279.296256]  __alloc_skb+0x119/0x770
[  279.300454] 3*128kB (M) 
[  279.303132]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  279.306814] 2*256kB 
[  279.309476]  ? skb_scrub_packet+0x490/0x490
[  279.314726] (M) 
[  279.317050]  ? lock_downgrade+0x900/0x900
[  279.321344] 3*512kB 
[  279.323317]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.327433] (M) 
[  279.329752]  ? refcount_sub_and_test_checked+0x203/0x310
[  279.335272] 4*1024kB 
[  279.337242]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  279.342667] (UM) 
[  279.345076]  ? addrconf_rs_timer+0x6f0/0x6f0
[  279.350495] 3*2048kB (UM) 
[  279.352573]  ndisc_alloc_skb+0x144/0x340
[  279.356941] 3*4096kB (M) 
[  279.359789]  ndisc_send_rs+0x331/0x6e0
[  279.363826] = 25228kB
[  279.366581]  addrconf_rs_timer+0x3c0/0x6f0
[  279.370441] Node 0 
[  279.372848]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.377053] Normal: 
[  279.379295]  call_timer_fn+0x272/0x920
[  279.383499] 866*4kB 
[  279.385815]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.389679] (ME) 
[  279.392018]  ? process_timeout+0x40/0x40
[  279.396216] 469*8kB (UME) 
[  279.398285]  ? find_held_lock+0x36/0x1c0
[  279.402322] 197*16kB 
[  279.405167]  ? __run_timers+0x7da/0xc70
[  279.409193] (UME) 59*32kB 
[  279.411613]  ? _raw_spin_unlock_irq+0x27/0x80
[  279.415561] (UME) 
[  279.418406]  ? _raw_spin_unlock_irq+0x27/0x80
[  279.422875] 18*64kB 
[  279.425019]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.429486] (ME) 
[  279.431809]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  279.436017] 3*128kB (M) 
[  279.438089]  ? trace_hardirqs_on+0xbd/0x310
[  279.442644] 1*256kB 
[  279.445309]  ? kasan_check_read+0x11/0x20
[  279.449603] (U) 
[  279.451924]  ? __run_timers+0x7da/0xc70
[  279.456041] 0*512kB 
[  279.458015]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  279.461962] 0*1024kB 
[  279.464298]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.469718] 0*2048kB 
[  279.472127]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.476337] 0*4096kB 
[  279.478745]  __run_timers+0x7e5/0xc70
[  279.482945] = 14048kB
[  279.482960] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  279.485373]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  279.489142] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  279.491541]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  279.500352] 412 total pagecache pages
[  279.505708]  ? graph_lock+0x170/0x170
[  279.514267] 0 pages in swap cache
[  279.519280]  ? enqueue_hrtimer+0x1a5/0x560
[  279.523057] Swap cache stats: add 0, delete 0, find 0/0
[  279.526850]  ? lock_release+0x970/0x970
[  279.530278] Free swap  = 0kB
[  279.534514]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  279.539864] Total swap = 0kB
[  279.543846]  ? find_held_lock+0x36/0x1c0
[  279.546825] 1965979 pages RAM
[  279.552012]  ? graph_lock+0x170/0x170
[  279.555011] 0 pages HighMem/MovableOnly
[  279.559069]  ? pvclock_read_flags+0x160/0x160
[  279.562148] 343323 pages reserved
[  279.565947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.569896] 0 pages cma reserved
[  279.574382]  ? check_preemption_disabled+0x48/0x200
[  279.577885] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  279.583348]  ? __lock_is_held+0xb5/0x140
[  279.586815] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  279.591711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.598174] syz-fuzzer cpuset=
[  279.602226]  ? check_preemption_disabled+0x48/0x200
[  279.612424] /
[  279.617956]  run_timer_softirq+0x52/0xb0
[  279.621123]  mems_allowed=0
[  279.626131]  ? rcu_read_lock_sched_held+0x108/0x120
[  279.639800]  __do_softirq+0x30b/0xad8
[  279.643614]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  279.648728]  ? pvclock_read_flags+0x160/0x160
[  279.653227]  ? lapic_next_event+0x5a/0x90
[  279.657385]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.662924]  ? check_preemption_disabled+0x48/0x200
[  279.667942]  ? check_preemption_disabled+0x48/0x200
[  279.672974]  ? kvm_clock_read+0x18/0x30
[  279.676961]  ? kvm_sched_clock_read+0x9/0x20
[  279.681384]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.686924]  ? check_preemption_disabled+0x48/0x200
[  279.691955]  irq_exit+0x17f/0x1c0
[  279.695426]  smp_apic_timer_interrupt+0x1cb/0x760
[  279.700274]  ? smp_reschedule_interrupt+0x109/0x650
[  279.705302]  ? smp_call_function_single_interrupt+0x650/0x650
[  279.711188]  ? interrupt_entry+0xb5/0xf0
[  279.715257]  ? trace_hardirqs_off_caller+0xbb/0x300
[  279.720286]  ? trace_hardirqs_off_caller+0xbb/0x300
[  279.725313]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  279.730162]  ? trace_hardirqs_off+0x300/0x300
[  279.734662]  ? trace_hardirqs_off+0x300/0x300
[  279.739177]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.744719]  ? check_preemption_disabled+0x48/0x200
[  279.749739]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.755294]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  279.760153]  apic_timer_interrupt+0xf/0x20
[  279.764386]  </IRQ>
[  279.766629] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  279.771566] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  279.790492] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  279.798211] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  279.805483] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  279.812760] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  279.820029] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  279.827314] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  279.835101]  skb_clone+0x1bb/0x500
[  279.838649]  ? skb_split+0x11e0/0x11e0
[  279.842552]  ? dev_forward_skb+0x4c/0x60
[  279.846624]  ? __bpf_redirect+0x54b/0xb20
[  279.850790]  ? __switch_to_asm+0x34/0x70
[  279.854871]  bpf_clone_redirect+0xb9/0x490
[  279.859120]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  279.864147]  ? __sched_text_start+0x8/0x8
[  279.868303]  ? lockdep_hardirqs_on+0x421/0x5c0
[  279.872889]  ? retint_kernel+0x2d/0x2d
[  279.876781]  ? trace_hardirqs_on_caller+0xc0/0x300
[  279.881720]  ? find_held_lock+0x36/0x1c0
[  279.885789]  ? lock_acquire+0x1ed/0x520
[  279.889778]  ? bpf_test_run+0x32e/0x5a0
[  279.893758]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.899304]  ? check_preemption_disabled+0x48/0x200
[  279.904326]  ? kasan_check_read+0x11/0x20
[  279.908481]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  279.913759]  ? rcu_bh_qs+0xc0/0xc0
[  279.917307]  ? preempt_schedule+0x4d/0x60
[  279.921458]  ? ___preempt_schedule+0x16/0x18
[  279.925879]  ? bpf_test_run+0x1c0/0x5a0
[  279.929870]  ? netlink_diag_dump+0x2a0/0x2a0
[  279.934289]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.939829]  ? bpf_test_init.isra.9+0x70/0x100
[  279.944420]  ? bpf_prog_test_run_skb+0x634/0xb40
[  279.949189]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  279.954036]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  279.959574]  ? fput+0x130/0x1a0
[  279.963068]  ? __bpf_prog_get+0x9b/0x290
[  279.967135]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  279.971987]  ? bpf_prog_test_run+0x130/0x1a0
[  279.976402]  ? __x64_sys_bpf+0x3d8/0x510
[  279.980468]  ? bpf_prog_get+0x20/0x20
[  279.984282]  ? ksys_ioctl+0x81/0xd0
[  279.987921]  ? do_syscall_64+0x1b9/0x820
[  279.991993]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  279.997361]  ? syscall_return_slowpath+0x5e0/0x5e0
[  280.002296]  ? trace_hardirqs_off+0x300/0x300
[  280.006797]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  280.011817]  ? recalc_sigpending_tsk+0x180/0x180
[  280.016580]  ? kasan_check_write+0x14/0x20
[  280.020827]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.025683]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  280.031076] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  280.031166] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  280.038013] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  280.038019] Call Trace:
[  280.038026]  <IRQ>
[  280.038050]  dump_stack+0x1c4/0x2b4
[  280.038069]  ? dump_stack_print_info.cold.2+0x52/0x52
[  280.044621] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  280.053933]  warn_alloc.cold.118+0xb7/0x1bd
[  280.056499] syz-executor0 cpuset=
[  280.058654]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  280.062244] syz0
[  280.067442]  ? lock_downgrade+0x900/0x900
[  280.077916]  mems_allowed=0
[  280.082254]  ? trace_hardirqs_off+0xb8/0x300
[  280.104067]  ? trace_hardirqs_off+0xb8/0x300
[  280.108507]  __alloc_pages_slowpath+0x2667/0x2d80
[  280.113430]  ? warn_alloc+0x120/0x120
[  280.117247]  ? trace_hardirqs_on+0x310/0x310
[  280.121670]  ? warn_alloc+0x120/0x120
[  280.125482]  ? print_usage_bug+0xc0/0xc0
[  280.129554]  ? warn_alloc+0x120/0x120
[  280.133363]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  280.138380]  ? print_usage_bug+0xc0/0xc0
[  280.142448]  ? __lock_acquire+0x7ec/0x4ec0
[  280.146688]  ? __lock_acquire+0x7ec/0x4ec0
[  280.150926]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.156467]  ? should_fail+0x22d/0xd01
[  280.160364]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  280.165470]  ? __lock_acquire+0x7ec/0x4ec0
[  280.169715]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  280.174820]  ? __lock_acquire+0x7ec/0x4ec0
[  280.179058]  ? should_fail+0x22d/0xd01
[  280.182946]  ? print_usage_bug+0xc0/0xc0
[  280.187025]  ? mark_held_locks+0x130/0x130
[  280.191269]  ? mark_held_locks+0x130/0x130
[  280.195515]  ? graph_lock+0x170/0x170
[  280.199319]  ? print_usage_bug+0xc0/0xc0
[  280.203387]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  280.208151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.213691]  ? check_preemption_disabled+0x48/0x200
[  280.218711]  ? check_preemption_disabled+0x48/0x200
[  280.223757]  ? __lock_is_held+0xb5/0x140
[  280.227834]  __alloc_pages_nodemask+0xa80/0xde0
[  280.232507]  ? graph_lock+0x170/0x170
[  280.236316]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  280.241334]  ? graph_lock+0x170/0x170
[  280.245155]  ? find_held_lock+0x36/0x1c0
[  280.249229]  ? ____cache_alloc_node+0x1c7/0x1e0
[  280.253905]  ? lock_downgrade+0x900/0x900
[  280.258071]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.263614]  cache_grow_begin+0x91/0x8c0
[  280.267679]  ? do_raw_spin_unlock+0xa7/0x2f0
[  280.272099]  fallback_alloc+0x203/0x2e0
[  280.276084]  ____cache_alloc_node+0x1c7/0x1e0
[  280.280587]  kmem_cache_alloc_node+0xe3/0x730
[  280.285088]  ? ipv6_get_ifaddr+0x42e/0x620
[  280.289338]  __alloc_skb+0x119/0x770
[  280.293055]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  280.298340]  ? skb_scrub_packet+0x490/0x490
[  280.302665]  ? lock_downgrade+0x900/0x900
[  280.306826]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.312369]  ? refcount_sub_and_test_checked+0x203/0x310
[  280.317829]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  280.323288]  ? addrconf_rs_timer+0x6f0/0x6f0
[  280.327715]  ndisc_alloc_skb+0x144/0x340
[  280.331791]  ndisc_send_rs+0x331/0x6e0
[  280.335693]  addrconf_rs_timer+0x3c0/0x6f0
[  280.339941]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.344193]  call_timer_fn+0x272/0x920
[  280.348084]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.352324]  ? process_timeout+0x40/0x40
[  280.356384]  ? find_held_lock+0x36/0x1c0
[  280.360455]  ? mark_held_locks+0xc7/0x130
[  280.364619]  ? _raw_spin_unlock_irq+0x27/0x80
[  280.369119]  ? _raw_spin_unlock_irq+0x27/0x80
[  280.373625]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.377871]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  280.382463]  ? trace_hardirqs_on+0xbd/0x310
[  280.386788]  ? kasan_check_read+0x11/0x20
[  280.390943]  ? __run_timers+0x7da/0xc70
[  280.394930]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  280.400396]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.404639]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.408877]  __run_timers+0x7e5/0xc70
[  280.412699]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  280.418072]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  280.423095]  ? graph_lock+0x170/0x170
[  280.426901]  ? print_usage_bug+0xc0/0xc0
[  280.430961]  ? lock_release+0x970/0x970
[  280.434950]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  280.440168]  ? find_held_lock+0x36/0x1c0
[  280.444240]  ? graph_lock+0x170/0x170
[  280.448057]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.453614]  ? check_preemption_disabled+0x48/0x200
[  280.458656]  ? __lock_is_held+0xb5/0x140
[  280.462729]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.468285]  ? check_preemption_disabled+0x48/0x200
[  280.473320]  run_timer_softirq+0x52/0xb0
[  280.477389]  ? rcu_read_lock_sched_held+0x108/0x120
[  280.482428]  __do_softirq+0x30b/0xad8
[  280.486249]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  280.491368]  ? pvclock_read_flags+0x160/0x160
[  280.495872]  ? lapic_next_event+0x5a/0x90
[  280.500035]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.505606]  ? check_preemption_disabled+0x48/0x200
[  280.510627]  ? check_preemption_disabled+0x48/0x200
[  280.515658]  ? kvm_clock_read+0x18/0x30
[  280.519638]  ? kvm_sched_clock_read+0x9/0x20
[  280.524057]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.529609]  ? check_preemption_disabled+0x48/0x200
[  280.534642]  irq_exit+0x17f/0x1c0
[  280.538109]  smp_apic_timer_interrupt+0x1cb/0x760
[  280.542964]  ? smp_call_function_single_interrupt+0x650/0x650
[  280.548878]  ? interrupt_entry+0xb5/0xf0
[  280.552948]  ? trace_hardirqs_off_caller+0xbb/0x300
[  280.557975]  ? trace_hardirqs_off_caller+0xbb/0x300
[  280.563014]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.567870]  ? trace_hardirqs_off+0x300/0x300
[  280.572373]  ? trace_hardirqs_off+0x300/0x300
[  280.576876]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.582423]  ? check_preemption_disabled+0x48/0x200
[  280.587446]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.593012]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.597874]  apic_timer_interrupt+0xf/0x20
[  280.602118]  </IRQ>
[  280.604360] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  280.609732] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  280.628654] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  280.636382] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  280.643659] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  280.650934] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  280.658206] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  280.665478] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  280.672789]  ? page_evictable+0x35d/0x540
[  280.676955]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  280.682500]  page_evictable+0x36b/0x540
[  280.686481]  ? kswapd_stop+0x100/0x100
[  280.690378]  ? ___might_sleep+0x1ed/0x300
[  280.694528]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  280.699995]  ? arch_local_save_flags+0x40/0x40
[  280.704588]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.710133]  ? check_preemption_disabled+0x48/0x200
[  280.715166]  shrink_active_list+0x845/0x1c20
[  280.719583]  ? free_unref_page_list+0xc0f/0x11e0
[  280.724359]  ? shrink_inactive_list+0x1c60/0x1c60
[  280.729221]  ? graph_lock+0x170/0x170
[  280.733028]  ? __page_frag_cache_drain+0x200/0x200
[  280.737959]  ? print_usage_bug+0xc0/0xc0
[  280.742046]  ? find_held_lock+0x36/0x1c0
[  280.746120]  ? graph_lock+0x170/0x170
[  280.749924]  ? mark_held_locks+0xc7/0x130
[  280.754076]  ? check_preemption_disabled+0x48/0x200
[  280.759093]  ? check_preemption_disabled+0x48/0x200
[  280.764123]  ? graph_lock+0x170/0x170
[  280.767929]  ? __lock_is_held+0xb5/0x140
[  280.772002]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.777542]  ? check_preemption_disabled+0x48/0x200
[  280.782577]  ? __lock_is_held+0xb5/0x140
[  280.786660]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  280.791683]  ? inactive_list_is_low+0x305/0x880
[  280.796366]  ? lruvec_lru_size+0x450/0x450
[  280.800601]  ? kasan_check_read+0x11/0x20
[  280.804772]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  280.809725]  shrink_node_memcg+0x803/0x18e0
[  280.814093]  ? shrink_active_list+0x1c20/0x1c20
[  280.818781]  ? lockdep_hardirqs_on+0x421/0x5c0
[  280.823370]  ? trace_hardirqs_on+0xbd/0x310
[  280.827703]  ? vmpressure+0x294/0x310
[  280.831516]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  280.837013]  shrink_node+0x3bc/0x16b0
[  280.840822]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  280.846134]  ? shrink_node_memcg+0x18e0/0x18e0
[  280.850727]  ? lockdep_hardirqs_on+0x421/0x5c0
[  280.855324]  ? trace_hardirqs_on+0xbd/0x310
[  280.859655]  ? vmpressure+0x294/0x310
[  280.863468]  ? do_raw_spin_unlock+0xa7/0x2f0
[  280.867883]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  280.872481]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  280.878023]  ? __cpuset_node_allowed+0x19b/0x660
[  280.882791]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  280.888510]  ? vmpressure+0x1c9/0x310
[  280.892325]  do_try_to_free_pages+0x3e7/0x1290
[  280.896935]  ? shrink_node+0x16b0/0x16b0
[  280.901012]  ? __lock_is_held+0xb5/0x140
[  280.905095]  try_to_free_pages+0x4d0/0xb90
[  280.909342]  ? do_try_to_free_pages+0x1290/0x1290
[  280.914190]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.919745]  ? lock_acquire+0x1ed/0x520
[  280.923728]  ? set_page_refcounted+0x280/0x280
[  280.928323]  ? lock_release+0x970/0x970
[  280.932308]  ? ___might_sleep+0x1ed/0x300
[  280.936463]  ? arch_local_save_flags+0x40/0x40
[  280.941075]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  280.946099]  ? __radix_tree_lookup+0x358/0x4c0
[  280.950694]  __alloc_pages_slowpath+0x993/0x2d80
[  280.955484]  ? kasan_check_read+0x11/0x20
[  280.959646]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  280.964934]  ? warn_alloc+0x120/0x120
[  280.968741]  ? __radix_tree_lookup+0x4c0/0x4c0
[  280.973345]  ? find_get_entry+0x2f2/0xc40
[  280.977509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.983053]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  280.987994]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.993545]  ? should_fail+0x22d/0xd01
[  280.997443]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  281.002554]  ? __lock_is_held+0xb5/0x140
[  281.006619]  ? graph_lock+0x170/0x170
[  281.010426]  ? graph_lock+0x170/0x170
[  281.014251]  ? __lock_is_held+0xb5/0x140
[  281.018325]  ? __lock_acquire+0x7ec/0x4ec0
[  281.022571]  ? ___might_sleep+0x1ed/0x300
[  281.026723]  ? lock_release+0x970/0x970
[  281.030703]  ? arch_local_save_flags+0x40/0x40
[  281.035303]  ? __might_sleep+0x95/0x190
[  281.039308]  __alloc_pages_nodemask+0xa80/0xde0
[  281.044000]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  281.049026]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  281.054823]  ? kasan_check_read+0x11/0x20
[  281.058986]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  281.064272]  ? graph_lock+0x170/0x170
[  281.068080]  ? print_usage_bug+0xc0/0xc0
[  281.072146]  ? graph_lock+0x170/0x170
[  281.075949]  ? graph_lock+0x170/0x170
[  281.079766]  ? __do_page_cache_readahead+0x7ce/0x980
[  281.084876]  ? find_held_lock+0x36/0x1c0
[  281.088948]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  281.094503]  alloc_pages_current+0x10c/0x210
[  281.098913]  ? lock_downgrade+0x900/0x900
[  281.103070]  __page_cache_alloc+0x38f/0x5b0
[  281.107399]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  281.113202]  ? kasan_check_read+0x11/0x20
[  281.117360]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  281.122646]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  281.127322]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.132863]  ? check_preemption_disabled+0x48/0x200
[  281.137900]  filemap_fault+0x1594/0x25f0
[  281.141991]  ? __lock_page_or_retry+0xa00/0xa00
[  281.146670]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  281.152468]  ? kasan_check_read+0x11/0x20
[  281.156620]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  281.161898]  ? rcu_bh_qs+0xc0/0xc0
[  281.165449]  ? print_usage_bug+0xc0/0xc0
[  281.169523]  ? filemap_map_pages+0xdea/0x1980
[  281.174032]  ? print_usage_bug+0xc0/0xc0
[  281.178110]  ? find_get_pages_range_tag+0x1320/0x1320
[  281.183308]  ? print_usage_bug+0xc0/0xc0
[  281.187371]  ? __lock_acquire+0x7ec/0x4ec0
[  281.191621]  ? graph_lock+0x170/0x170
[  281.195431]  ? __sigqueue_free.part.27+0x7d/0xa0
[  281.200195]  ? __lock_acquire+0x7ec/0x4ec0
[  281.204465]  ? lock_acquire+0x1ed/0x520
[  281.208447]  ? ext4_filemap_fault+0x7a/0xad
[  281.212783]  ? lock_release+0x970/0x970
[  281.216760]  ? arch_local_save_flags+0x40/0x40
[  281.221352]  ? mark_held_locks+0x130/0x130
[  281.225601]  ? down_read+0xb0/0x1d0
[  281.229230]  ? ext4_filemap_fault+0x7a/0xad
[  281.233558]  ? __down_interruptible+0x700/0x700
[  281.238233]  ? graph_lock+0x170/0x170
[  281.242041]  ? __sigqueue_free.part.27+0x7d/0xa0
[  281.246811]  ext4_filemap_fault+0x82/0xad
[  281.250968]  __do_fault+0x100/0x6b0
[  281.254612]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  281.259895]  ? print_bad_pte+0x6c0/0x6c0
[  281.263969]  ? pmd_val+0x88/0x100
[  281.267438]  ? add_mm_counter_fast+0xd0/0xd0
[  281.271850]  ? pmd_val+0x88/0x100
[  281.275311]  ? add_mm_counter_fast+0xd0/0xd0
[  281.279730]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.285281]  __handle_mm_fault+0x3709/0x53e0
[  281.289706]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  281.294554]  ? graph_lock+0x170/0x170
[  281.298356]  ? print_usage_bug+0xc0/0xc0
[  281.302425]  ? graph_lock+0x170/0x170
[  281.306229]  ? graph_lock+0x170/0x170
[  281.310050]  ? handle_mm_fault+0x42a/0xc70
[  281.314289]  ? lock_downgrade+0x900/0x900
[  281.318439]  ? check_preemption_disabled+0x48/0x200
[  281.323469]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  281.329264]  ? kasan_check_read+0x11/0x20
[  281.333416]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  281.338702]  ? rcu_bh_qs+0xc0/0xc0
[  281.342247]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  281.347707]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.353254]  ? check_preemption_disabled+0x48/0x200
[  281.358286]  handle_mm_fault+0x54f/0xc70
[  281.362363]  ? __handle_mm_fault+0x53e0/0x53e0
[  281.366952]  ? find_vma+0x34/0x190
[  281.370524]  __do_page_fault+0x67d/0xed0
[  281.374605]  ? mm_fault_error+0x380/0x380
[  281.378772]  ? syscall_slow_exit_work+0x520/0x520
[  281.383633]  do_page_fault+0xf2/0x7e0
[  281.387443]  ? vmalloc_sync_all+0x30/0x30
[  281.391599]  ? error_entry+0x70/0xd0
[  281.395343]  ? trace_hardirqs_off_caller+0xbb/0x300
[  281.400378]  ? trace_hardirqs_on_caller+0xc0/0x300
[  281.405317]  ? syscall_return_slowpath+0x5e0/0x5e0
[  281.410269]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  281.415127]  ? trace_hardirqs_off+0x300/0x300
[  281.419633]  ? trace_hardirqs_off_caller+0x300/0x300
[  281.424767]  ? prepare_exit_to_usermode+0x291/0x3b0
[  281.429807]  ? page_fault+0x8/0x30
[  281.433363]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  281.438220]  ? page_fault+0x8/0x30
[  281.441768]  page_fault+0x1e/0x30
[  281.445230] RIP: 0033:0x45db60
[  281.448436] Code: Bad RIP value.
[  281.451801] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  281.457171] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  281.464440] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  281.471706] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  281.478985] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  281.486257] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  281.493579] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  281.493584] warn_alloc_show_mem: 1 callbacks suppressed
[  281.493592] Mem-Info:
[  281.500775] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  281.500785] Call Trace:
[  281.506157] active_anon:41015 inactive_anon:371 isolated_anon:0
[  281.506157]  active_file:15 inactive_file:16 isolated_file:2
[  281.506157]  unevictable:0 dirty:0 writeback:0 unstable:0
[  281.506157]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  281.506157]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  281.506157]  free:13788 free_pcp:262 free_cma:0
[  281.508530]  <IRQ>
[  281.517894] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  281.520477]  dump_stack+0x1c4/0x2b4
[  281.553342] Node 0 
[  281.555497]  ? dump_stack_print_info.cold.2+0x52/0x52
[  281.583169] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  281.586784]  warn_alloc.cold.118+0xb7/0x1bd
[  281.588986] lowmem_reserve[]: 0
[  281.594181]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  281.619664]  2815
[  281.623996]  ? lock_downgrade+0x900/0x900
[  281.627234]  6318 6318
[  281.632087]  ? trace_hardirqs_off+0xb8/0x300
[  281.638260]  ? trace_hardirqs_off+0xb8/0x300
[  281.641078] Node 0 
[  281.645499]  __alloc_pages_slowpath+0x2667/0x2d80
[  281.649900] DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  281.652130]  ? warn_alloc+0x120/0x120
[  281.656914] lowmem_reserve[]: 0
[  281.683935]  ? warn_alloc+0x120/0x120
[  281.687708]  0
[  281.690995]  ? print_usage_bug+0xc0/0xc0
[  281.694767]  3503
[  281.696562]  ? warn_alloc+0x120/0x120
[  281.700590]  3503
[  281.702659]  ? print_usage_bug+0xc0/0xc0
[  281.706436] Node 0 
[  281.708493]  ? __lock_acquire+0x7ec/0x4ec0
[  281.712557] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  281.714762]  ? __lock_acquire+0x7ec/0x4ec0
[  281.718986] lowmem_reserve[]:
[  281.747382]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.751591]  0
[  281.754699]  ? should_fail+0x22d/0xd01
[  281.760202]  0 0
[  281.762025]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  281.765880]  0
[  281.767865]  ? __lock_acquire+0x7ec/0x4ec0
[  281.772949] Node 0 
[  281.774762]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  281.778961] DMA: 1*4kB 
[  281.781212]  ? __lock_acquire+0x7ec/0x4ec0
[  281.786295] (U) 
[  281.788880]  ? should_fail+0x22d/0xd01
[  281.793089] 0*8kB 
[  281.795073]  ? mark_held_locks+0x130/0x130
[  281.798922] 0*16kB 
[  281.801071]  ? mark_held_locks+0x130/0x130
[  281.805285] 1*32kB 
[  281.807520]  ? graph_lock+0x170/0x170
[  281.811728] (U) 
[  281.813961]  ? graph_lock+0x170/0x170
[  281.817740] 2*64kB 
[  281.819707]  ? graph_lock+0x170/0x170
[  281.823480] (U) 
[  281.825712]  ? print_usage_bug+0xc0/0xc0
[  281.829730] 1*128kB (U) 
[  281.831721]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.835747] 1*256kB (U) 
[  281.838421]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.843931] 0*512kB 
[  281.846597]  ? check_preemption_disabled+0x48/0x200
[  281.852108] 1*1024kB 
[  281.854426]  ? check_preemption_disabled+0x48/0x200
[  281.859415] (U) 
[  281.861829]  ? __lock_is_held+0xb5/0x140
[  281.866814] 1*2048kB 
[  281.868788]  __alloc_pages_nodemask+0xa80/0xde0
[  281.872826] (M) 
[  281.875232]  ? graph_lock+0x170/0x170
[  281.879874] 3*4096kB 
[  281.881844]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  281.885616] (M) 
[  281.888023]  ? graph_lock+0x170/0x170
[  281.893009] = 15908kB
[  281.893018] Node 0 
[  281.895006]  ? find_held_lock+0x36/0x1c0
[  281.898778] DMA32: 
[  281.901192]  ? ____cache_alloc_node+0x1c7/0x1e0
[  281.903402] 3*4kB 
[  281.907456]  ? lock_downgrade+0x900/0x900
[  281.909668] (M) 
[  281.914335]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.916458] 2*8kB 
[  281.920599]  cache_grow_begin+0x91/0x8c0
[  281.922547] (M) 
[  281.928081]  ? do_raw_spin_unlock+0xa7/0x2f0
[  281.930207] 1*16kB 
[  281.934275]  fallback_alloc+0x203/0x2e0
[  281.936216] (M) 
[  281.940626]  ____cache_alloc_node+0x1c7/0x1e0
[  281.942838] 1*32kB 
[  281.946811]  kmem_cache_alloc_node+0xe3/0x730
[  281.948766] (M) 
[  281.953257]  ? ipv6_get_ifaddr+0x42e/0x620
[  281.955465] 3*64kB 
[  281.959959]  __alloc_skb+0x119/0x770
[  281.962386] (UM) 
[  281.966624]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  281.968829] 3*128kB 
[  281.972543]  ? skb_scrub_packet+0x490/0x490
[  281.974578] (M) 
[  281.979852]  ? lock_downgrade+0x900/0x900
[  281.982151] 2*256kB 
[  281.986472]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.988413] (M) 3*512kB 
[  281.992563]  ? refcount_sub_and_test_checked+0x203/0x310
[  281.994861] (M) 
[  282.000395]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  282.003043] 4*1024kB 
[  282.008492]  ? addrconf_rs_timer+0x6f0/0x6f0
[  282.010439] (UM) 
[  282.016104]  ndisc_alloc_skb+0x144/0x340
[  282.018488] 3*2048kB 
[  282.022890]  ndisc_send_rs+0x331/0x6e0
[  282.024927] (UM) 
[  282.028996]  addrconf_rs_timer+0x3c0/0x6f0
[  282.031382] 3*4096kB 
[  282.035271]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.037303] (M) 
[  282.041543]  call_timer_fn+0x272/0x920
[  282.043921] = 25228kB
[  282.048150]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.050102] Node 0 
[  282.053991]  ? process_timeout+0x40/0x40
[  282.056373] Normal: 
[  282.060599]  ? find_held_lock+0x36/0x1c0
[  282.062814] 866*4kB 
[  282.066873]  ? __run_timers+0x7da/0xc70
[  282.069166] (ME) 
[  282.073224]  ? _raw_spin_unlock_irq+0x27/0x80
[  282.075528] 469*8kB 
[  282.079496]  ? _raw_spin_unlock_irq+0x27/0x80
[  282.081535] (UME) 
[  282.086027]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.088360] 197*16kB 
[  282.092851]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  282.094985] (UME) 
[  282.099216]  ? trace_hardirqs_on+0xbd/0x310
[  282.101599] 59*32kB 
[  282.106181]  ? kasan_check_read+0x11/0x20
[  282.108306] (UME) 
[  282.112623]  ? __run_timers+0x7da/0xc70
[  282.114918] 18*64kB 
[  282.119074]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  282.121197] (ME) 
[  282.125172]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.127470] 3*128kB 
[  282.132911]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.134950] (M) 
[  282.139180]  __run_timers+0x7e5/0xc70
[  282.141478] 1*256kB 
[  282.145716]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  282.147652] (U) 0*512kB 
[  282.151458]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  282.153757] 0*1024kB 
[  282.159131]  ? graph_lock+0x170/0x170
[  282.161785] 0*2048kB 
[  282.166793]  ? enqueue_hrtimer+0x1a5/0x560
[  282.169179] 0*4096kB 
[  282.172970]  ? lock_release+0x970/0x970
[  282.175362] = 14048kB
[  282.179597]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  282.181993] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  282.185957]  ? find_held_lock+0x36/0x1c0
[  282.188350] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  282.193529]  ? graph_lock+0x170/0x170
[  282.202346] 412 total pagecache pages
[  282.206407]  ? pvclock_read_flags+0x160/0x160
[  282.214964] 0 pages in swap cache
[  282.218776]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.222547] Swap cache stats: add 0, delete 0, find 0/0
[  282.222557] Free swap  = 0kB
[  282.227056]  ? check_preemption_disabled+0x48/0x200
[  282.230484] Total swap = 0kB
[  282.236033]  ? __lock_is_held+0xb5/0x140
[  282.241362] 1965979 pages RAM
[  282.244375]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.249365] 0 pages HighMem/MovableOnly
[  282.252375]  ? check_preemption_disabled+0x48/0x200
[  282.256413] 343323 pages reserved
[  282.259515]  run_timer_softirq+0x52/0xb0
[  282.265023] 0 pages cma reserved
[  282.268998]  ? rcu_read_lock_sched_held+0x108/0x120
[  282.274074] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  282.277451]  __do_softirq+0x30b/0xad8
[  282.277478]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  282.281583] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  282.284874]  ? pvclock_read_flags+0x160/0x160
[  282.289861] syz-fuzzer cpuset=
[  282.296343]  ? lapic_next_event+0x5a/0x90
[  282.300120] /
[  282.305219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.315414]  mems_allowed=0
[  282.337355]  ? check_preemption_disabled+0x48/0x200
[  282.342370]  ? check_preemption_disabled+0x48/0x200
[  282.347395]  ? kvm_clock_read+0x18/0x30
[  282.351374]  ? kvm_sched_clock_read+0x9/0x20
[  282.355789]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.361329]  ? check_preemption_disabled+0x48/0x200
[  282.366362]  irq_exit+0x17f/0x1c0
[  282.369826]  smp_apic_timer_interrupt+0x1cb/0x760
[  282.374670]  ? smp_reschedule_interrupt+0x109/0x650
[  282.379694]  ? smp_call_function_single_interrupt+0x650/0x650
[  282.385579]  ? interrupt_entry+0xb5/0xf0
[  282.389646]  ? trace_hardirqs_off_caller+0xbb/0x300
[  282.394665]  ? trace_hardirqs_off_caller+0xbb/0x300
[  282.399684]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.404530]  ? trace_hardirqs_off+0x300/0x300
[  282.409025]  ? trace_hardirqs_off+0x300/0x300
[  282.413523]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.419062]  ? check_preemption_disabled+0x48/0x200
[  282.424081]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.429626]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.434485]  apic_timer_interrupt+0xf/0x20
[  282.438723]  </IRQ>
[  282.440973] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  282.445918] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  282.464822] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  282.472532] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  282.479800] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  282.487068] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  282.494337] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  282.501602] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  282.508919]  skb_clone+0x1bb/0x500
[  282.512463]  ? skb_split+0x11e0/0x11e0
[  282.516362]  ? dev_forward_skb+0x4c/0x60
[  282.520434]  ? __bpf_redirect+0x54b/0xb20
[  282.524588]  ? __switch_to_asm+0x34/0x70
[  282.528840]  bpf_clone_redirect+0xb9/0x490
[  282.533093]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  282.538119]  ? __sched_text_start+0x8/0x8
[  282.542283]  ? lockdep_hardirqs_on+0x421/0x5c0
[  282.546872]  ? retint_kernel+0x2d/0x2d
[  282.550764]  ? trace_hardirqs_on_caller+0xc0/0x300
[  282.555705]  ? find_held_lock+0x36/0x1c0
[  282.559778]  ? lock_acquire+0x1ed/0x520
[  282.563756]  ? bpf_test_run+0x32e/0x5a0
[  282.567734]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.573282]  ? check_preemption_disabled+0x48/0x200
[  282.578308]  ? kasan_check_read+0x11/0x20
[  282.582466]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  282.587751]  ? rcu_bh_qs+0xc0/0xc0
[  282.591298]  ? preempt_schedule+0x4d/0x60
[  282.595448]  ? ___preempt_schedule+0x16/0x18
[  282.599870]  ? bpf_test_run+0x1c0/0x5a0
[  282.603860]  ? netlink_diag_dump+0x2a0/0x2a0
[  282.608280]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.613824]  ? bpf_test_init.isra.9+0x70/0x100
[  282.618416]  ? bpf_prog_test_run_skb+0x634/0xb40
[  282.623188]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  282.628034]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  282.633573]  ? fput+0x130/0x1a0
[  282.636861]  ? __bpf_prog_get+0x9b/0x290
[  282.640927]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  282.645774]  ? bpf_prog_test_run+0x130/0x1a0
[  282.650210]  ? __x64_sys_bpf+0x3d8/0x510
[  282.654280]  ? bpf_prog_get+0x20/0x20
[  282.658095]  ? ksys_ioctl+0x81/0xd0
[  282.661736]  ? do_syscall_64+0x1b9/0x820
[  282.665804]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  282.671195]  ? syscall_return_slowpath+0x5e0/0x5e0
[  282.676136]  ? trace_hardirqs_off+0x300/0x300
[  282.680636]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  282.685676]  ? recalc_sigpending_tsk+0x180/0x180
[  282.690442]  ? kasan_check_write+0x14/0x20
[  282.694690]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.699560]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  282.704952] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  282.705049] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  282.711918] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  282.711925] Call Trace:
[  282.711933]  <IRQ>
[  282.711956]  dump_stack+0x1c4/0x2b4
[  282.711971]  ? dump_stack_print_info.cold.2+0x52/0x52
[  282.712013]  warn_alloc.cold.118+0xb7/0x1bd
[  282.718598] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  282.727869]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  282.730425] syz-executor0 cpuset=
[  282.732573]  ? lock_downgrade+0x900/0x900
[  282.736169] syz0
[  282.741357]  ? trace_hardirqs_off+0xb8/0x300
[  282.745654]  mems_allowed=0
[  282.756152]  ? trace_hardirqs_off+0xb8/0x300
[  282.782236]  __alloc_pages_slowpath+0x2667/0x2d80
[  282.787123]  ? warn_alloc+0x120/0x120
[  282.790936]  ? warn_alloc+0x120/0x120
[  282.794743]  ? print_usage_bug+0xc0/0xc0
[  282.798814]  ? warn_alloc+0x120/0x120
[  282.802620]  ? print_usage_bug+0xc0/0xc0
[  282.806690]  ? __lock_acquire+0x7ec/0x4ec0
[  282.810932]  ? __lock_acquire+0x7ec/0x4ec0
[  282.815174]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.820718]  ? should_fail+0x22d/0xd01
[  282.824611]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  282.829721]  ? __lock_acquire+0x7ec/0x4ec0
[  282.833962]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  282.839073]  ? __lock_acquire+0x7ec/0x4ec0
[  282.843313]  ? should_fail+0x22d/0xd01
[  282.847214]  ? mark_held_locks+0x130/0x130
[  282.851455]  ? mark_held_locks+0x130/0x130
[  282.855694]  ? graph_lock+0x170/0x170
[  282.859499]  ? graph_lock+0x170/0x170
[  282.863306]  ? graph_lock+0x170/0x170
[  282.867107]  ? print_usage_bug+0xc0/0xc0
[  282.871171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.876712]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.882250]  ? check_preemption_disabled+0x48/0x200
[  282.887269]  ? check_preemption_disabled+0x48/0x200
[  282.892301]  ? __lock_is_held+0xb5/0x140
[  282.896375]  __alloc_pages_nodemask+0xa80/0xde0
[  282.901047]  ? graph_lock+0x170/0x170
[  282.904854]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  282.909870]  ? graph_lock+0x170/0x170
[  282.913688]  ? find_held_lock+0x36/0x1c0
[  282.917768]  ? ____cache_alloc_node+0x1c7/0x1e0
[  282.922442]  ? lock_downgrade+0x900/0x900
[  282.926603]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.932153]  cache_grow_begin+0x91/0x8c0
[  282.936223]  ? do_raw_spin_unlock+0xa7/0x2f0
[  282.940643]  fallback_alloc+0x203/0x2e0
[  282.944889]  ____cache_alloc_node+0x1c7/0x1e0
[  282.949398]  kmem_cache_alloc_node+0xe3/0x730
[  282.953900]  ? ipv6_get_ifaddr+0x42e/0x620
[  282.958147]  __alloc_skb+0x119/0x770
[  282.961887]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  282.967171]  ? skb_scrub_packet+0x490/0x490
[  282.971501]  ? lock_downgrade+0x900/0x900
[  282.975663]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.981204]  ? refcount_sub_and_test_checked+0x203/0x310
[  282.986658]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  282.992114]  ? addrconf_rs_timer+0x6f0/0x6f0
[  282.996541]  ndisc_alloc_skb+0x144/0x340
[  283.000615]  ndisc_send_rs+0x331/0x6e0
[  283.004513]  addrconf_rs_timer+0x3c0/0x6f0
[  283.008760]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.013033]  call_timer_fn+0x272/0x920
[  283.016922]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.021165]  ? process_timeout+0x40/0x40
[  283.025229]  ? find_held_lock+0x36/0x1c0
[  283.029316]  ? mark_held_locks+0xc7/0x130
[  283.033482]  ? _raw_spin_unlock_irq+0x27/0x80
[  283.037998]  ? _raw_spin_unlock_irq+0x27/0x80
[  283.042503]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.046753]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  283.051365]  ? trace_hardirqs_on+0xbd/0x310
[  283.055697]  ? kasan_check_read+0x11/0x20
[  283.059857]  ? __run_timers+0x7da/0xc70
[  283.063850]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  283.069321]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.073574]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.077823]  __run_timers+0x7e5/0xc70
[  283.081653]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  283.087029]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  283.092054]  ? graph_lock+0x170/0x170
[  283.095861]  ? print_usage_bug+0xc0/0xc0
[  283.099922]  ? lock_release+0x970/0x970
[  283.103900]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  283.109099]  ? find_held_lock+0x36/0x1c0
[  283.113170]  ? graph_lock+0x170/0x170
[  283.116985]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.122523]  ? check_preemption_disabled+0x48/0x200
[  283.127552]  ? __lock_is_held+0xb5/0x140
[  283.131620]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.137163]  ? check_preemption_disabled+0x48/0x200
[  283.142191]  run_timer_softirq+0x52/0xb0
[  283.146261]  ? rcu_read_lock_sched_held+0x108/0x120
[  283.151288]  __do_softirq+0x30b/0xad8
[  283.155109]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  283.160224]  ? pvclock_read_flags+0x160/0x160
[  283.164722]  ? lapic_next_event+0x5a/0x90
[  283.168873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.174414]  ? check_preemption_disabled+0x48/0x200
[  283.179432]  ? check_preemption_disabled+0x48/0x200
[  283.184456]  ? kvm_clock_read+0x18/0x30
[  283.188433]  ? kvm_sched_clock_read+0x9/0x20
[  283.192881]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.198419]  ? check_preemption_disabled+0x48/0x200
[  283.203451]  irq_exit+0x17f/0x1c0
[  283.206916]  smp_apic_timer_interrupt+0x1cb/0x760
[  283.211771]  ? smp_call_function_single_interrupt+0x650/0x650
[  283.217657]  ? interrupt_entry+0xb5/0xf0
[  283.221726]  ? trace_hardirqs_off_caller+0xbb/0x300
[  283.226743]  ? trace_hardirqs_off_caller+0xbb/0x300
[  283.231775]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  283.236621]  ? trace_hardirqs_off+0x300/0x300
[  283.241118]  ? trace_hardirqs_off+0x300/0x300
[  283.245618]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.251159]  ? check_preemption_disabled+0x48/0x200
[  283.256187]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.261738]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  283.266602]  apic_timer_interrupt+0xf/0x20
[  283.270836]  </IRQ>
[  283.273075] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  283.278461] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  283.297369] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  283.305082] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  283.312352] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  283.319622] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  283.326890] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  283.334159] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  283.341459]  ? page_evictable+0x35d/0x540
[  283.345627]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  283.351173]  page_evictable+0x36b/0x540
[  283.355156]  ? kswapd_stop+0x100/0x100
[  283.359054]  ? ___might_sleep+0x1ed/0x300
[  283.363209]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  283.368666]  ? arch_local_save_flags+0x40/0x40
[  283.373259]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.378799]  ? check_preemption_disabled+0x48/0x200
[  283.383832]  shrink_active_list+0x845/0x1c20
[  283.388250]  ? free_unref_page_list+0xc0f/0x11e0
[  283.393051]  ? shrink_inactive_list+0x1c60/0x1c60
[  283.397927]  ? graph_lock+0x170/0x170
[  283.401736]  ? __page_frag_cache_drain+0x200/0x200
[  283.406678]  ? print_usage_bug+0xc0/0xc0
[  283.410782]  ? find_held_lock+0x36/0x1c0
[  283.414853]  ? graph_lock+0x170/0x170
[  283.418660]  ? mark_held_locks+0xc7/0x130
[  283.422811]  ? check_preemption_disabled+0x48/0x200
[  283.427825]  ? check_preemption_disabled+0x48/0x200
[  283.432855]  ? graph_lock+0x170/0x170
[  283.436662]  ? __lock_is_held+0xb5/0x140
[  283.440730]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.446276]  ? check_preemption_disabled+0x48/0x200
[  283.451312]  ? __lock_is_held+0xb5/0x140
[  283.455396]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  283.460424]  ? inactive_list_is_low+0x305/0x880
[  283.465110]  ? lruvec_lru_size+0x450/0x450
[  283.469350]  ? kasan_check_read+0x11/0x20
[  283.473520]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  283.478472]  shrink_node_memcg+0x803/0x18e0
[  283.482837]  ? shrink_active_list+0x1c20/0x1c20
[  283.487519]  ? lockdep_hardirqs_on+0x421/0x5c0
[  283.492112]  ? trace_hardirqs_on+0xbd/0x310
[  283.496440]  ? vmpressure+0x294/0x310
[  283.500251]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  283.505736]  shrink_node+0x3bc/0x16b0
[  283.509549]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  283.514856]  ? shrink_node_memcg+0x18e0/0x18e0
[  283.519443]  ? lockdep_hardirqs_on+0x421/0x5c0
[  283.524032]  ? trace_hardirqs_on+0xbd/0x310
[  283.528363]  ? vmpressure+0x294/0x310
[  283.532170]  ? do_raw_spin_unlock+0xa7/0x2f0
[  283.536583]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  283.541176]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  283.546718]  ? __cpuset_node_allowed+0x19b/0x660
[  283.551480]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  283.557207]  ? vmpressure+0x1c9/0x310
[  283.561034]  do_try_to_free_pages+0x3e7/0x1290
[  283.565644]  ? shrink_node+0x16b0/0x16b0
[  283.569715]  ? __lock_is_held+0xb5/0x140
[  283.573803]  try_to_free_pages+0x4d0/0xb90
[  283.578052]  ? do_try_to_free_pages+0x1290/0x1290
[  283.582906]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.588464]  ? lock_acquire+0x1ed/0x520
[  283.592445]  ? set_page_refcounted+0x280/0x280
[  283.597039]  ? lock_release+0x970/0x970
[  283.601028]  ? ___might_sleep+0x1ed/0x300
[  283.605187]  ? arch_local_save_flags+0x40/0x40
[  283.609784]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  283.614804]  ? __radix_tree_lookup+0x358/0x4c0
[  283.619415]  __alloc_pages_slowpath+0x993/0x2d80
[  283.624205]  ? kasan_check_read+0x11/0x20
[  283.628364]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  283.633649]  ? warn_alloc+0x120/0x120
[  283.637455]  ? __radix_tree_lookup+0x4c0/0x4c0
[  283.642059]  ? find_get_entry+0x2f2/0xc40
[  283.646226]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.651781]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  283.656720]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.662262]  ? should_fail+0x22d/0xd01
[  283.666161]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  283.671273]  ? __lock_is_held+0xb5/0x140
[  283.675338]  ? graph_lock+0x170/0x170
[  283.679143]  ? graph_lock+0x170/0x170
[  283.682967]  ? __lock_is_held+0xb5/0x140
[  283.687050]  ? __lock_acquire+0x7ec/0x4ec0
[  283.691298]  ? ___might_sleep+0x1ed/0x300
[  283.695446]  ? lock_release+0x970/0x970
[  283.699427]  ? arch_local_save_flags+0x40/0x40
[  283.704027]  ? __might_sleep+0x95/0x190
[  283.708021]  __alloc_pages_nodemask+0xa80/0xde0
[  283.712705]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  283.717730]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  283.723534]  ? kasan_check_read+0x11/0x20
[  283.727688]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  283.732973]  ? graph_lock+0x170/0x170
[  283.736809]  ? print_usage_bug+0xc0/0xc0
[  283.740881]  ? graph_lock+0x170/0x170
[  283.744689]  ? graph_lock+0x170/0x170
[  283.748507]  ? __do_page_cache_readahead+0x7ce/0x980
[  283.753623]  ? find_held_lock+0x36/0x1c0
[  283.757695]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  283.763243]  alloc_pages_current+0x10c/0x210
[  283.767658]  ? lock_downgrade+0x900/0x900
[  283.771814]  __page_cache_alloc+0x38f/0x5b0
[  283.776155]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  283.781951]  ? kasan_check_read+0x11/0x20
[  283.786124]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  283.791414]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  283.796092]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.801632]  ? check_preemption_disabled+0x48/0x200
[  283.806664]  filemap_fault+0x1594/0x25f0
[  283.810743]  ? __lock_page_or_retry+0xa00/0xa00
[  283.815427]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  283.821228]  ? kasan_check_read+0x11/0x20
[  283.825385]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  283.830905]  ? rcu_bh_qs+0xc0/0xc0
[  283.834466]  ? print_usage_bug+0xc0/0xc0
[  283.838536]  ? filemap_map_pages+0xdea/0x1980
[  283.843047]  ? print_usage_bug+0xc0/0xc0
[  283.847121]  ? find_get_pages_range_tag+0x1320/0x1320
[  283.852316]  ? print_usage_bug+0xc0/0xc0
[  283.856382]  ? __lock_acquire+0x7ec/0x4ec0
[  283.860622]  ? graph_lock+0x170/0x170
[  283.864432]  ? __sigqueue_free.part.27+0x7d/0xa0
[  283.869207]  ? __lock_acquire+0x7ec/0x4ec0
[  283.873469]  ? lock_acquire+0x1ed/0x520
[  283.877454]  ? ext4_filemap_fault+0x7a/0xad
[  283.881792]  ? lock_release+0x970/0x970
[  283.885775]  ? arch_local_save_flags+0x40/0x40
[  283.890364]  ? mark_held_locks+0x130/0x130
[  283.894617]  ? down_read+0xb0/0x1d0
[  283.898249]  ? ext4_filemap_fault+0x7a/0xad
[  283.902577]  ? __down_interruptible+0x700/0x700
[  283.907256]  ? graph_lock+0x170/0x170
[  283.911064]  ? __sigqueue_free.part.27+0x7d/0xa0
[  283.915840]  ext4_filemap_fault+0x82/0xad
[  283.920006]  __do_fault+0x100/0x6b0
[  283.923645]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  283.928942]  ? print_bad_pte+0x6c0/0x6c0
[  283.933022]  ? pmd_val+0x88/0x100
[  283.936482]  ? add_mm_counter_fast+0xd0/0xd0
[  283.940891]  ? pmd_val+0x88/0x100
[  283.944350]  ? add_mm_counter_fast+0xd0/0xd0
[  283.948792]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.954351]  __handle_mm_fault+0x3709/0x53e0
[  283.958781]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  283.964143]  ? graph_lock+0x170/0x170
[  283.967955]  ? print_usage_bug+0xc0/0xc0
[  283.972049]  ? graph_lock+0x170/0x170
[  283.975862]  ? graph_lock+0x170/0x170
[  283.979692]  ? handle_mm_fault+0x42a/0xc70
[  283.983936]  ? lock_downgrade+0x900/0x900
[  283.988106]  ? check_preemption_disabled+0x48/0x200
[  283.993148]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  283.998963]  ? kasan_check_read+0x11/0x20
[  284.003140]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  284.008427]  ? rcu_bh_qs+0xc0/0xc0
[  284.011993]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  284.017462]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.023031]  ? check_preemption_disabled+0x48/0x200
[  284.028089]  handle_mm_fault+0x54f/0xc70
[  284.032171]  ? __handle_mm_fault+0x53e0/0x53e0
[  284.036789]  ? find_vma+0x34/0x190
[  284.040356]  __do_page_fault+0x67d/0xed0
[  284.044437]  ? mm_fault_error+0x380/0x380
[  284.048608]  ? syscall_slow_exit_work+0x520/0x520
[  284.053478]  do_page_fault+0xf2/0x7e0
[  284.057294]  ? vmalloc_sync_all+0x30/0x30
[  284.061456]  ? error_entry+0x70/0xd0
[  284.065178]  ? trace_hardirqs_off_caller+0xbb/0x300
[  284.070195]  ? trace_hardirqs_on_caller+0xc0/0x300
[  284.075135]  ? syscall_return_slowpath+0x5e0/0x5e0
[  284.080074]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.084925]  ? trace_hardirqs_off+0x300/0x300
[  284.089423]  ? trace_hardirqs_off_caller+0x300/0x300
[  284.094537]  ? prepare_exit_to_usermode+0x291/0x3b0
[  284.099562]  ? page_fault+0x8/0x30
[  284.103113]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.107964]  ? page_fault+0x8/0x30
[  284.111518]  page_fault+0x1e/0x30
[  284.114971] RIP: 0033:0x45db60
[  284.118182] Code: Bad RIP value.
[  284.121544] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  284.126910] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  284.134186] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  284.141462] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  284.148734] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  284.156016] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  284.163323] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  284.163329] warn_alloc_show_mem: 1 callbacks suppressed
[  284.163337] Mem-Info:
[  284.170530] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  284.175899] active_anon:41015 inactive_anon:371 isolated_anon:0
[  284.175899]  active_file:15 inactive_file:16 isolated_file:2
[  284.175899]  unevictable:0 dirty:0 writeback:0 unstable:0
[  284.175899]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  284.175899]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  284.175899]  free:13788 free_pcp:262 free_cma:0
[  284.178270] Call Trace:
[  284.187667] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  284.220550]  <IRQ>
[  284.223128] Node 0 
[  284.250819]  dump_stack+0x1c4/0x2b4
[  284.252971] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  284.255177]  ? dump_stack_print_info.cold.2+0x52/0x52
[  284.258775] lowmem_reserve[]: 0
[  284.284313]  warn_alloc.cold.118+0xb7/0x1bd
[  284.289468]  2815 6318
[  284.292758]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  284.297053]  6318
[  284.299558]  ? lock_downgrade+0x900/0x900
[  284.304372] Node 0 
[  284.306431]  ? trace_hardirqs_off+0xb8/0x300
[  284.310578] DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  284.312791]  ? trace_hardirqs_off+0xb8/0x300
[  284.317172] lowmem_reserve[]:
[  284.344183]  __alloc_pages_slowpath+0x2667/0x2d80
[  284.348580]  0
[  284.351710]  ? warn_alloc+0x120/0x120
[  284.356508]  0
[  284.358312]  ? trace_hardirqs_on+0x310/0x310
[  284.362090]  3503 3503
[  284.363914]  ? warn_alloc+0x120/0x120
[  284.368300] Node 0 
[  284.370799]  ? print_usage_bug+0xc0/0xc0
[  284.374607] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  284.376831]  ? warn_alloc+0x120/0x120
[  284.380863] lowmem_reserve[]: 0
[  284.409281]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  284.413050]  0
[  284.416336]  ? print_usage_bug+0xc0/0xc0
[  284.421315]  0 0
[  284.423130]  ? __lock_acquire+0x7ec/0x4ec0
[  284.429137]  ? __lock_acquire+0x7ec/0x4ec0
[  284.433340] Node 0 DMA: 
[  284.437579]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.437598]  ? should_fail+0x22d/0xd01
[  284.440248] 1*4kB 
[  284.445792]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  284.449652] (U) 
[  284.451799]  ? __lock_acquire+0x7ec/0x4ec0
[  284.456870] 0*8kB 0*16kB 
[  284.458887]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  284.463092] 1*32kB 
[  284.465847]  ? __lock_acquire+0x7ec/0x4ec0
[  284.470920] (U) 
[  284.473157]  ? should_fail+0x22d/0xd01
[  284.477364] 2*64kB 
[  284.479336]  ? print_usage_bug+0xc0/0xc0
[  284.483198] (U) 
[  284.485439]  ? mark_held_locks+0x130/0x130
[  284.489468] 1*128kB 
[  284.491437]  ? mark_held_locks+0x130/0x130
[  284.495642] (U) 1*256kB 
[  284.497974]  ? graph_lock+0x170/0x170
[  284.502185] (U) 
[  284.504851]  ? print_usage_bug+0xc0/0xc0
[  284.508631] 0*512kB 
[  284.510606]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  284.514640] 1*1024kB 
[  284.516966]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.521687] (U) 
[  284.524096]  ? check_preemption_disabled+0x48/0x200
[  284.529610] 1*2048kB 
[  284.531580]  ? check_preemption_disabled+0x48/0x200
[  284.536569] (M) 
[  284.538993]  ? __lock_is_held+0xb5/0x140
[  284.543985] 3*4096kB 
[  284.545963]  __alloc_pages_nodemask+0xa80/0xde0
[  284.549998] (M) 
[  284.552406]  ? graph_lock+0x170/0x170
[  284.557053] = 15908kB
[  284.559025]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  284.562801] Node 0 
[  284.565204]  ? graph_lock+0x170/0x170
[  284.570192] DMA32: 
[  284.572435]  ? find_held_lock+0x36/0x1c0
[  284.576202] 3*4kB 
[  284.578450]  ? ____cache_alloc_node+0x1c7/0x1e0
[  284.582482] (M) 
[  284.584627]  ? lock_downgrade+0x900/0x900
[  284.589275] 2*8kB 
[  284.591252]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.595367] (M) 1*16kB 
[  284.597525]  cache_grow_begin+0x91/0x8c0
[  284.603031] (M) 
[  284.605615]  ? do_raw_spin_unlock+0xa7/0x2f0
[  284.609646] 1*32kB (M) 
[  284.611632]  fallback_alloc+0x203/0x2e0
[  284.616008] 3*64kB (UM) 
[  284.618605]  ____cache_alloc_node+0x1c7/0x1e0
[  284.622559] 3*128kB 
[  284.625228]  kmem_cache_alloc_node+0xe3/0x730
[  284.629695] (M) 
[  284.632033]  ? ipv6_get_ifaddr+0x42e/0x620
[  284.636498] 2*256kB 
[  284.638484]  __alloc_skb+0x119/0x770
[  284.642685] (M) 
[  284.645024]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  284.648705] 3*512kB 
[  284.650679]  ? skb_scrub_packet+0x490/0x490
[  284.655921] (M) 
[  284.658257]  ? lock_downgrade+0x900/0x900
[  284.662549] 4*1024kB (UM) 
[  284.664542]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.668659] 3*2048kB 
[  284.671502]  ? refcount_sub_and_test_checked+0x203/0x310
[  284.677012] (UM) 
[  284.679422]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  284.684851] 3*4096kB 
[  284.686910]  ? addrconf_rs_timer+0x6f0/0x6f0
[  284.692328] (M) = 25228kB
[  284.694757]  ndisc_alloc_skb+0x144/0x340
[  284.699128] Node 0 
[  284.701881]  ndisc_send_rs+0x331/0x6e0
[  284.705911] Normal: 866*4kB 
[  284.708185]  addrconf_rs_timer+0x3c0/0x6f0
[  284.712041] (ME) 
[  284.715059]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.719269] 469*8kB (UME) 
[  284.721348]  call_timer_fn+0x272/0x920
[  284.725550] 197*16kB 
[  284.728394]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.732251] (UME) 
[  284.734662]  ? process_timeout+0x40/0x40
[  284.738869] 59*32kB (UME) 
[  284.741028]  ? find_held_lock+0x36/0x1c0
[  284.745070] 18*64kB 
[  284.747924]  ? __run_timers+0x7da/0xc70
[  284.751942] (ME) 
[  284.754272]  ? _raw_spin_unlock_irq+0x27/0x80
[  284.758211] 3*128kB 
[  284.760273]  ? _raw_spin_unlock_irq+0x27/0x80
[  284.764735] (M) 
[  284.767056]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.771523] 1*256kB 
[  284.773500]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  284.777704] (U) 
[  284.780028]  ? trace_hardirqs_on+0xbd/0x310
[  284.784587] 0*512kB 
[  284.786560]  ? kasan_check_read+0x11/0x20
[  284.790858] 0*1024kB 
[  284.793186]  ? __run_timers+0x7da/0xc70
[  284.797306] 0*2048kB 
[  284.799716]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  284.803662] 0*4096kB 
[  284.806075]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.811494] = 14048kB
[  284.811509] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  284.813913]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.818123] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  284.820527]  __run_timers+0x7e5/0xc70
[  284.829337] 412 total pagecache pages
[  284.833578]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  284.842128] 0 pages in swap cache
[  284.845923]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  284.849700] Swap cache stats: add 0, delete 0, find 0/0
[  284.855055]  ? graph_lock+0x170/0x170
[  284.858484] Free swap  = 0kB
[  284.863497]  ? enqueue_hrtimer+0x1a5/0x560
[  284.868838] Total swap = 0kB
[  284.872636]  ? lock_release+0x970/0x970
[  284.875628] 1965979 pages RAM
[  284.879860]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  284.882854] 0 pages HighMem/MovableOnly
[  284.886828]  ? find_held_lock+0x36/0x1c0
[  284.889898] 343323 pages reserved
[  284.889907] 0 pages cma reserved
[  284.895101]  ? graph_lock+0x170/0x170
[  284.899146] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  284.903106]  ? pvclock_read_flags+0x160/0x160
[  284.906599] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  284.909893]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.913665] syz-fuzzer cpuset=
[  284.920151]  ? check_preemption_disabled+0x48/0x200
[  284.924622] /
[  284.934860]  ? __lock_is_held+0xb5/0x140
[  284.940370]  mems_allowed=0
[  284.943559]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.962763]  ? check_preemption_disabled+0x48/0x200
[  284.967793]  run_timer_softirq+0x52/0xb0
[  284.971863]  ? rcu_read_lock_sched_held+0x108/0x120
[  284.976889]  __do_softirq+0x30b/0xad8
[  284.980707]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  284.985836]  ? pvclock_read_flags+0x160/0x160
[  284.990335]  ? lapic_next_event+0x5a/0x90
[  284.994487]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.000030]  ? check_preemption_disabled+0x48/0x200
[  285.005051]  ? check_preemption_disabled+0x48/0x200
[  285.010079]  ? kvm_clock_read+0x18/0x30
[  285.014058]  ? kvm_sched_clock_read+0x9/0x20
[  285.018472]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.029410]  ? check_preemption_disabled+0x48/0x200
[  285.034445]  irq_exit+0x17f/0x1c0
[  285.037908]  smp_apic_timer_interrupt+0x1cb/0x760
[  285.042758]  ? smp_reschedule_interrupt+0x109/0x650
[  285.047782]  ? smp_call_function_single_interrupt+0x650/0x650
[  285.053672]  ? interrupt_entry+0xb5/0xf0
[  285.057738]  ? trace_hardirqs_off_caller+0xbb/0x300
[  285.062755]  ? trace_hardirqs_off_caller+0xbb/0x300
[  285.067789]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  285.072653]  ? trace_hardirqs_off+0x300/0x300
[  285.077160]  ? trace_hardirqs_off+0x300/0x300
[  285.081664]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.087204]  ? check_preemption_disabled+0x48/0x200
[  285.092226]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.097780]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  285.102655]  apic_timer_interrupt+0xf/0x20
[  285.106886]  </IRQ>
[  285.109130] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  285.114077] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  285.133002] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  285.140725] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  285.148006] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  285.155281] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  285.162562] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  285.169834] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  285.177153]  skb_clone+0x1bb/0x500
[  285.180702]  ? skb_split+0x11e0/0x11e0
[  285.184598]  ? dev_forward_skb+0x4c/0x60
[  285.188666]  ? __bpf_redirect+0x54b/0xb20
[  285.192820]  ? __switch_to_asm+0x34/0x70
[  285.196892]  bpf_clone_redirect+0xb9/0x490
[  285.201139]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  285.206164]  ? __sched_text_start+0x8/0x8
[  285.210322]  ? lockdep_hardirqs_on+0x421/0x5c0
[  285.214910]  ? retint_kernel+0x2d/0x2d
[  285.218804]  ? trace_hardirqs_on_caller+0xc0/0x300
[  285.223742]  ? find_held_lock+0x36/0x1c0
[  285.227816]  ? lock_acquire+0x1ed/0x520
[  285.231796]  ? bpf_test_run+0x32e/0x5a0
[  285.235776]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.241316]  ? check_preemption_disabled+0x48/0x200
[  285.246344]  ? kasan_check_read+0x11/0x20
[  285.250502]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  285.255784]  ? rcu_bh_qs+0xc0/0xc0
[  285.259330]  ? preempt_schedule+0x4d/0x60
[  285.263484]  ? ___preempt_schedule+0x16/0x18
[  285.267905]  ? bpf_test_run+0x1c0/0x5a0
[  285.271894]  ? netlink_diag_dump+0x2a0/0x2a0
[  285.276312]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.281871]  ? bpf_test_init.isra.9+0x70/0x100
[  285.286465]  ? bpf_prog_test_run_skb+0x634/0xb40
[  285.291233]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  285.296082]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  285.301624]  ? fput+0x130/0x1a0
[  285.304946]  ? __bpf_prog_get+0x9b/0x290
[  285.309028]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  285.313875]  ? bpf_prog_test_run+0x130/0x1a0
[  285.318322]  ? __x64_sys_bpf+0x3d8/0x510
[  285.322394]  ? bpf_prog_get+0x20/0x20
[  285.326206]  ? ksys_ioctl+0x81/0xd0
[  285.329855]  ? do_syscall_64+0x1b9/0x820
[  285.333936]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  285.339313]  ? syscall_return_slowpath+0x5e0/0x5e0
[  285.344273]  ? trace_hardirqs_off+0x300/0x300
[  285.348782]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  285.353825]  ? recalc_sigpending_tsk+0x180/0x180
[  285.358605]  ? kasan_check_write+0x14/0x20
[  285.362856]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  285.367718]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  285.373117] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  285.373200] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  285.380060] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  285.380076] Call Trace:
[  285.380084]  <IRQ>
[  285.380105]  dump_stack+0x1c4/0x2b4
[  285.380123]  ? dump_stack_print_info.cold.2+0x52/0x52
[  285.386688] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  285.395992]  warn_alloc.cold.118+0xb7/0x1bd
[  285.398541] syz-executor0 cpuset=
[  285.400695]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  285.404293] syz0
[  285.409485]  ? lock_downgrade+0x900/0x900
[  285.419953]  mems_allowed=0
[  285.424272]  ? trace_hardirqs_off+0xb8/0x300
[  285.445943]  ? trace_hardirqs_off+0xb8/0x300
[  285.450366]  __alloc_pages_slowpath+0x2667/0x2d80
[  285.455245]  ? warn_alloc+0x120/0x120
[  285.459061]  ? graph_lock+0x170/0x170
[  285.462865]  ? warn_alloc+0x120/0x120
[  285.466670]  ? print_usage_bug+0xc0/0xc0
[  285.470737]  ? warn_alloc+0x120/0x120
[  285.474548]  ? print_usage_bug+0xc0/0xc0
[  285.478614]  ? __lock_acquire+0x7ec/0x4ec0
[  285.482853]  ? __lock_acquire+0x7ec/0x4ec0
[  285.487094]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.492634]  ? should_fail+0x22d/0xd01
[  285.496533]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  285.501640]  ? __lock_acquire+0x7ec/0x4ec0
[  285.505884]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  285.510994]  ? __lock_acquire+0x7ec/0x4ec0
[  285.515232]  ? should_fail+0x22d/0xd01
[  285.519135]  ? mark_held_locks+0x130/0x130
[  285.523379]  ? mark_held_locks+0x130/0x130
[  285.527617]  ? graph_lock+0x170/0x170
[  285.531418]  ? graph_lock+0x170/0x170
[  285.535229]  ? graph_lock+0x170/0x170
[  285.539031]  ? print_usage_bug+0xc0/0xc0
[  285.543097]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.548643]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.554194]  ? check_preemption_disabled+0x48/0x200
[  285.559218]  ? check_preemption_disabled+0x48/0x200
[  285.564251]  ? __lock_is_held+0xb5/0x140
[  285.568326]  __alloc_pages_nodemask+0xa80/0xde0
[  285.573009]  ? graph_lock+0x170/0x170
[  285.576819]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  285.581836]  ? graph_lock+0x170/0x170
[  285.585650]  ? find_held_lock+0x36/0x1c0
[  285.589726]  ? ____cache_alloc_node+0x1c7/0x1e0
[  285.594419]  ? lock_downgrade+0x900/0x900
[  285.598583]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.604141]  cache_grow_begin+0x91/0x8c0
[  285.608215]  ? do_raw_spin_unlock+0xa7/0x2f0
[  285.612640]  fallback_alloc+0x203/0x2e0
[  285.616634]  ____cache_alloc_node+0x1c7/0x1e0
[  285.621142]  kmem_cache_alloc_node+0xe3/0x730
[  285.625647]  ? ipv6_get_ifaddr+0x42e/0x620
[  285.629903]  __alloc_skb+0x119/0x770
[  285.633624]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  285.638909]  ? skb_scrub_packet+0x490/0x490
[  285.643240]  ? lock_downgrade+0x900/0x900
[  285.647415]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.652958]  ? refcount_sub_and_test_checked+0x203/0x310
[  285.658427]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  285.663896]  ? addrconf_rs_timer+0x6f0/0x6f0
[  285.668326]  ndisc_alloc_skb+0x144/0x340
[  285.672402]  ndisc_send_rs+0x331/0x6e0
[  285.676305]  addrconf_rs_timer+0x3c0/0x6f0
[  285.680552]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.684813]  call_timer_fn+0x272/0x920
[  285.688709]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.692962]  ? process_timeout+0x40/0x40
[  285.697038]  ? find_held_lock+0x36/0x1c0
[  285.701128]  ? mark_held_locks+0xc7/0x130
[  285.705291]  ? _raw_spin_unlock_irq+0x27/0x80
[  285.709802]  ? _raw_spin_unlock_irq+0x27/0x80
[  285.714337]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.718594]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  285.723191]  ? trace_hardirqs_on+0xbd/0x310
[  285.727518]  ? kasan_check_read+0x11/0x20
[  285.731683]  ? __run_timers+0x7da/0xc70
[  285.735668]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  285.741137]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.745393]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.749644]  __run_timers+0x7e5/0xc70
[  285.753467]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  285.758837]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  285.763856]  ? graph_lock+0x170/0x170
[  285.767664]  ? print_usage_bug+0xc0/0xc0
[  285.771726]  ? lock_release+0x970/0x970
[  285.775706]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  285.780907]  ? find_held_lock+0x36/0x1c0
[  285.784974]  ? graph_lock+0x170/0x170
[  285.788799]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.794344]  ? check_preemption_disabled+0x48/0x200
[  285.799379]  ? __lock_is_held+0xb5/0x140
[  285.803481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.809022]  ? check_preemption_disabled+0x48/0x200
[  285.814054]  run_timer_softirq+0x52/0xb0
[  285.818117]  ? rcu_read_lock_sched_held+0x108/0x120
[  285.823140]  __do_softirq+0x30b/0xad8
[  285.826960]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  285.832272]  ? pvclock_read_flags+0x160/0x160
[  285.836777]  ? lapic_next_event+0x5a/0x90
[  285.840932]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.846472]  ? check_preemption_disabled+0x48/0x200
[  285.851491]  ? check_preemption_disabled+0x48/0x200
[  285.856607]  ? kvm_clock_read+0x18/0x30
[  285.860587]  ? kvm_sched_clock_read+0x9/0x20
[  285.865009]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.870551]  ? check_preemption_disabled+0x48/0x200
[  285.875584]  irq_exit+0x17f/0x1c0
[  285.879056]  smp_apic_timer_interrupt+0x1cb/0x760
[  285.883905]  ? smp_call_function_single_interrupt+0x650/0x650
[  285.889813]  ? interrupt_entry+0xb5/0xf0
[  285.893882]  ? trace_hardirqs_off_caller+0xbb/0x300
[  285.898903]  ? trace_hardirqs_off_caller+0xbb/0x300
[  285.903936]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  285.908796]  ? trace_hardirqs_off+0x300/0x300
[  285.913293]  ? trace_hardirqs_off+0x300/0x300
[  285.917799]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.923340]  ? check_preemption_disabled+0x48/0x200
[  285.928360]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.933910]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  285.938775]  apic_timer_interrupt+0xf/0x20
[  285.943009]  </IRQ>
[  285.945256] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  285.950645] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  285.970043] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  285.977779] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  285.985063] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  285.992344] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  285.999616] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  286.006887] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  286.014192]  ? page_evictable+0x35d/0x540
[  286.018365]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  286.023915]  page_evictable+0x36b/0x540
[  286.027896]  ? kswapd_stop+0x100/0x100
[  286.031794]  ? ___might_sleep+0x1ed/0x300
[  286.035946]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  286.041418]  ? arch_local_save_flags+0x40/0x40
[  286.046014]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.051552]  ? check_preemption_disabled+0x48/0x200
[  286.056581]  shrink_active_list+0x845/0x1c20
[  286.061016]  ? free_unref_page_list+0xc0f/0x11e0
[  286.065807]  ? shrink_inactive_list+0x1c60/0x1c60
[  286.070669]  ? graph_lock+0x170/0x170
[  286.074475]  ? __page_frag_cache_drain+0x200/0x200
[  286.079407]  ? print_usage_bug+0xc0/0xc0
[  286.083489]  ? find_held_lock+0x36/0x1c0
[  286.087560]  ? graph_lock+0x170/0x170
[  286.091364]  ? mark_held_locks+0xc7/0x130
[  286.095516]  ? check_preemption_disabled+0x48/0x200
[  286.100532]  ? check_preemption_disabled+0x48/0x200
[  286.105556]  ? graph_lock+0x170/0x170
[  286.109361]  ? __lock_is_held+0xb5/0x140
[  286.113429]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.118971]  ? check_preemption_disabled+0x48/0x200
[  286.124018]  ? __lock_is_held+0xb5/0x140
[  286.128098]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  286.133124]  ? inactive_list_is_low+0x305/0x880
[  286.137811]  ? lruvec_lru_size+0x450/0x450
[  286.142050]  ? kasan_check_read+0x11/0x20
[  286.146216]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  286.151160]  shrink_node_memcg+0x803/0x18e0
[  286.155505]  ? shrink_active_list+0x1c20/0x1c20
[  286.160187]  ? lockdep_hardirqs_on+0x421/0x5c0
[  286.164780]  ? trace_hardirqs_on+0xbd/0x310
[  286.169113]  ? vmpressure+0x294/0x310
[  286.172919]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  286.178400]  shrink_node+0x3bc/0x16b0
[  286.182206]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  286.187514]  ? shrink_node_memcg+0x18e0/0x18e0
[  286.192101]  ? lockdep_hardirqs_on+0x421/0x5c0
[  286.196689]  ? trace_hardirqs_on+0xbd/0x310
[  286.201023]  ? vmpressure+0x294/0x310
[  286.204830]  ? do_raw_spin_unlock+0xa7/0x2f0
[  286.209245]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  286.213837]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  286.219375]  ? __cpuset_node_allowed+0x19b/0x660
[  286.224135]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  286.229852]  ? vmpressure+0x1c9/0x310
[  286.233668]  do_try_to_free_pages+0x3e7/0x1290
[  286.238275]  ? shrink_node+0x16b0/0x16b0
[  286.242340]  ? __lock_is_held+0xb5/0x140
[  286.246418]  try_to_free_pages+0x4d0/0xb90
[  286.250717]  ? do_try_to_free_pages+0x1290/0x1290
[  286.255565]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.261115]  ? lock_acquire+0x1ed/0x520
[  286.265096]  ? set_page_refcounted+0x280/0x280
[  286.269689]  ? lock_release+0x970/0x970
[  286.273673]  ? ___might_sleep+0x1ed/0x300
[  286.277831]  ? arch_local_save_flags+0x40/0x40
[  286.282429]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  286.287453]  ? __radix_tree_lookup+0x358/0x4c0
[  286.292048]  __alloc_pages_slowpath+0x993/0x2d80
[  286.296833]  ? kasan_check_read+0x11/0x20
[  286.300999]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  286.306296]  ? warn_alloc+0x120/0x120
[  286.310101]  ? __radix_tree_lookup+0x4c0/0x4c0
[  286.314704]  ? find_get_entry+0x2f2/0xc40
[  286.318873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.324419]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  286.329355]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.334895]  ? should_fail+0x22d/0xd01
[  286.338794]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  286.343901]  ? __lock_is_held+0xb5/0x140
[  286.347963]  ? graph_lock+0x170/0x170
[  286.351783]  ? graph_lock+0x170/0x170
[  286.355636]  ? __lock_is_held+0xb5/0x140
[  286.359708]  ? __lock_acquire+0x7ec/0x4ec0
[  286.363953]  ? ___might_sleep+0x1ed/0x300
[  286.368110]  ? lock_release+0x970/0x970
[  286.372086]  ? arch_local_save_flags+0x40/0x40
[  286.376683]  ? __might_sleep+0x95/0x190
[  286.380667]  __alloc_pages_nodemask+0xa80/0xde0
[  286.385366]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  286.390398]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  286.396198]  ? kasan_check_read+0x11/0x20
[  286.400357]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  286.405644]  ? graph_lock+0x170/0x170
[  286.409453]  ? print_usage_bug+0xc0/0xc0
[  286.413526]  ? graph_lock+0x170/0x170
[  286.417334]  ? graph_lock+0x170/0x170
[  286.421146]  ? __do_page_cache_readahead+0x7ce/0x980
[  286.426268]  ? find_held_lock+0x36/0x1c0
[  286.430348]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  286.435904]  alloc_pages_current+0x10c/0x210
[  286.440318]  ? lock_downgrade+0x900/0x900
[  286.444478]  __page_cache_alloc+0x38f/0x5b0
[  286.448808]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  286.454609]  ? kasan_check_read+0x11/0x20
[  286.458774]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  286.464064]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  286.468742]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.474290]  ? check_preemption_disabled+0x48/0x200
[  286.479319]  filemap_fault+0x1594/0x25f0
[  286.483401]  ? __lock_page_or_retry+0xa00/0xa00
[  286.488077]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  286.493878]  ? kasan_check_read+0x11/0x20
[  286.498041]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  286.503323]  ? rcu_bh_qs+0xc0/0xc0
[  286.506871]  ? print_usage_bug+0xc0/0xc0
[  286.510944]  ? filemap_map_pages+0xdea/0x1980
[  286.515446]  ? print_usage_bug+0xc0/0xc0
[  286.519522]  ? find_get_pages_range_tag+0x1320/0x1320
[  286.524720]  ? print_usage_bug+0xc0/0xc0
[  286.528870]  ? __lock_acquire+0x7ec/0x4ec0
[  286.533110]  ? graph_lock+0x170/0x170
[  286.536921]  ? __sigqueue_free.part.27+0x7d/0xa0
[  286.541688]  ? __lock_acquire+0x7ec/0x4ec0
[  286.545950]  ? lock_acquire+0x1ed/0x520
[  286.549934]  ? ext4_filemap_fault+0x7a/0xad
[  286.554265]  ? lock_release+0x970/0x970
[  286.558247]  ? arch_local_save_flags+0x40/0x40
[  286.562836]  ? mark_held_locks+0x130/0x130
[  286.567093]  ? down_read+0xb0/0x1d0
[  286.570724]  ? ext4_filemap_fault+0x7a/0xad
[  286.575054]  ? __down_interruptible+0x700/0x700
[  286.579730]  ? graph_lock+0x170/0x170
[  286.583547]  ? __sigqueue_free.part.27+0x7d/0xa0
[  286.588323]  ext4_filemap_fault+0x82/0xad
[  286.592482]  __do_fault+0x100/0x6b0
[  286.596118]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  286.601424]  ? print_bad_pte+0x6c0/0x6c0
[  286.605508]  ? pmd_val+0x88/0x100
[  286.608965]  ? add_mm_counter_fast+0xd0/0xd0
[  286.613386]  ? pmd_val+0x88/0x100
[  286.616847]  ? add_mm_counter_fast+0xd0/0xd0
[  286.621272]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.626841]  __handle_mm_fault+0x3709/0x53e0
[  286.631271]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  286.636131]  ? graph_lock+0x170/0x170
[  286.639951]  ? print_usage_bug+0xc0/0xc0
[  286.644028]  ? graph_lock+0x170/0x170
[  286.647834]  ? graph_lock+0x170/0x170
[  286.651677]  ? handle_mm_fault+0x42a/0xc70
[  286.655923]  ? lock_downgrade+0x900/0x900
[  286.660102]  ? check_preemption_disabled+0x48/0x200
[  286.665151]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  286.670957]  ? kasan_check_read+0x11/0x20
[  286.675136]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  286.680435]  ? rcu_bh_qs+0xc0/0xc0
[  286.683992]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  286.689476]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.695037]  ? check_preemption_disabled+0x48/0x200
[  286.700109]  handle_mm_fault+0x54f/0xc70
[  286.704202]  ? __handle_mm_fault+0x53e0/0x53e0
[  286.708816]  ? find_vma+0x34/0x190
[  286.712382]  __do_page_fault+0x67d/0xed0
[  286.716472]  ? mm_fault_error+0x380/0x380
[  286.720641]  ? syscall_slow_exit_work+0x520/0x520
[  286.725497]  do_page_fault+0xf2/0x7e0
[  286.729310]  ? vmalloc_sync_all+0x30/0x30
[  286.733468]  ? error_entry+0x70/0xd0
[  286.737191]  ? trace_hardirqs_off_caller+0xbb/0x300
[  286.742213]  ? trace_hardirqs_on_caller+0xc0/0x300
[  286.747158]  ? syscall_return_slowpath+0x5e0/0x5e0
[  286.752093]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  286.756944]  ? trace_hardirqs_off+0x300/0x300
[  286.761445]  ? trace_hardirqs_off_caller+0x300/0x300
[  286.766563]  ? prepare_exit_to_usermode+0x291/0x3b0
[  286.771586]  ? page_fault+0x8/0x30
[  286.775133]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  286.779995]  ? page_fault+0x8/0x30
[  286.783545]  page_fault+0x1e/0x30
[  286.787008] RIP: 0033:0x45db60
[  286.790210] Code: Bad RIP value.
[  286.793584] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  286.798957] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  286.806246] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  286.813529] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  286.820817] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  286.828104] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  286.835421] warn_alloc_show_mem: 1 callbacks suppressed
[  286.835435] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  286.835437] Mem-Info:
[  286.835468] active_anon:41015 inactive_anon:371 isolated_anon:0
[  286.835468]  active_file:15 inactive_file:16 isolated_file:2
[  286.835468]  unevictable:0 dirty:0 writeback:0 unstable:0
[  286.835468]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  286.835468]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  286.835468]  free:13788 free_pcp:262 free_cma:0
[  286.840816] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  286.840826] Call Trace:
[  286.848033] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  286.850432]  <IRQ>
[  286.883309] Node 0 
[  286.892674]  dump_stack+0x1c4/0x2b4
[  286.895254] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  286.922905]  ? dump_stack_print_info.cold.2+0x52/0x52
[  286.925030] lowmem_reserve[]:
[  286.927278]  warn_alloc.cold.118+0xb7/0x1bd
[  286.930868]  0
[  286.956381]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  286.961544]  2815
[  286.964645]  ? lock_downgrade+0x900/0x900
[  286.968938]  6318
[  286.970742]  ? trace_hardirqs_off+0xb8/0x300
[  286.975550]  6318
[  286.977618]  ? trace_hardirqs_off+0xb8/0x300
[  286.981741] Node 0 
[  286.983807]  __alloc_pages_slowpath+0x2667/0x2d80
[  286.988210] DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  286.990275]  ? warn_alloc+0x120/0x120
[  286.994625] lowmem_reserve[]:
[  286.996861]  ? warn_alloc+0x120/0x120
[  287.001679]  0
[  287.028703]  ? print_usage_bug+0xc0/0xc0
[  287.032481]  0 3503
[  287.035611]  ? warn_alloc+0x120/0x120
[  287.039380]  3503
[  287.041184]  ? print_usage_bug+0xc0/0xc0
[  287.047454]  ? __lock_acquire+0x7ec/0x4ec0
[  287.051233] Node 0 
[  287.053296]  ? __lock_acquire+0x7ec/0x4ec0
[  287.057358] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  287.061573]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.063815] lowmem_reserve[]:
[  287.068054]  ? should_fail+0x22d/0xd01
[  287.096402]  0
[  287.101944]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  287.105015]  0
[  287.108899]  ? __lock_acquire+0x7ec/0x4ec0
[  287.110680]  0
[  287.115786]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  287.117556]  0
[  287.121793]  ? __lock_acquire+0x7ec/0x4ec0
[  287.123570] Node 0 
[  287.128665]  ? should_fail+0x22d/0xd01
[  287.130445] DMA: 
[  287.134677]  ? mark_held_locks+0x130/0x130
[  287.136888] 1*4kB 
[  287.140767]  ? mark_held_locks+0x130/0x130
[  287.142809] (U) 
[  287.147035]  ? graph_lock+0x170/0x170
[  287.149164] 0*8kB 
[  287.153391]  ? graph_lock+0x170/0x170
[  287.155362] 0*16kB 
[  287.159154]  ? graph_lock+0x170/0x170
[  287.161281] 1*32kB 
[  287.165073]  ? print_usage_bug+0xc0/0xc0
[  287.167284] (U) 
[  287.171099]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.173310] 2*64kB 
[  287.177363]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.180636] (U) 
[  287.186166]  ? check_preemption_disabled+0x48/0x200
[  287.188379] 1*128kB 
[  287.193923]  ? check_preemption_disabled+0x48/0x200
[  287.195875] (U) 
[  287.200894]  ? __lock_is_held+0xb5/0x140
[  287.203186] 1*256kB 
[  287.208197]  __alloc_pages_nodemask+0xa80/0xde0
[  287.210144] (U) 
[  287.214200]  ? graph_lock+0x170/0x170
[  287.216505] 0*512kB 
[  287.221169]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  287.223120] 1*1024kB 
[  287.226914]  ? graph_lock+0x170/0x170
[  287.229211] (U) 
[  287.234237]  ? find_held_lock+0x36/0x1c0
[  287.236616] 1*2048kB 
[  287.240419]  ? ____cache_alloc_node+0x1c7/0x1e0
[  287.242365] (M) 
[  287.246418]  ? lock_downgrade+0x900/0x900
[  287.248809] 3*4096kB 
[  287.253474]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.255422] (M) 
[  287.259584]  cache_grow_begin+0x91/0x8c0
[  287.261961] = 15908kB
[  287.261970] Node 0 
[  287.267514]  ? do_raw_spin_unlock+0xa7/0x2f0
[  287.269467] DMA32: 
[  287.273531]  fallback_alloc+0x203/0x2e0
[  287.275912] 3*4kB 
[  287.278152]  ____cache_alloc_node+0x1c7/0x1e0
[  287.282534] (M) 
[  287.284780]  kmem_cache_alloc_node+0xe3/0x730
[  287.288722] 2*8kB 
[  287.290871]  ? ipv6_get_ifaddr+0x42e/0x620
[  287.295335] (M) 
[  287.297313]  __alloc_skb+0x119/0x770
[  287.301784] 1*16kB 
[  287.303936]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  287.308139] (M) 
[  287.310112]  ? skb_scrub_packet+0x490/0x490
[  287.313808] 1*32kB 
[  287.316044]  ? lock_downgrade+0x900/0x900
[  287.321293] (M) 
[  287.323278]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.327563] 3*64kB 
[  287.329801]  ? refcount_sub_and_test_checked+0x203/0x310
[  287.333917] (UM) 
[  287.335892]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  287.341405] 3*128kB 
[  287.343637]  ? addrconf_rs_timer+0x6f0/0x6f0
[  287.349061] (M) 
[  287.351147]  ndisc_alloc_skb+0x144/0x340
[  287.356566] 2*256kB 
[  287.358885]  ndisc_send_rs+0x331/0x6e0
[  287.363263] (M) 
[  287.365245]  addrconf_rs_timer+0x3c0/0x6f0
[  287.369278] 3*512kB 
[  287.371600]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.375461] (M) 
[  287.377448]  call_timer_fn+0x272/0x920
[  287.381642] 4*1024kB 
[  287.383964]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.388169] (UM) 
[  287.390140]  ? process_timeout+0x40/0x40
[  287.394006] 3*2048kB 
[  287.396413]  ? find_held_lock+0x36/0x1c0
[  287.400619] (UM) 
[  287.402683]  ? __run_timers+0x7da/0xc70
[  287.406714] 3*4096kB 
[  287.409121]  ? _raw_spin_unlock_irq+0x27/0x80
[  287.413154] (M) 
[  287.415213]  ? _raw_spin_unlock_irq+0x27/0x80
[  287.419161] = 25228kB
[  287.421573]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.426047] Node 0 Normal: 
[  287.428029]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  287.432495] 866*4kB 
[  287.434921]  ? trace_hardirqs_on+0xbd/0x310
[  287.439135] (ME) 
[  287.442059]  ? kasan_check_read+0x11/0x20
[  287.446619] 469*8kB 
[  287.448941]  ? __run_timers+0x7da/0xc70
[  287.453231] (UME) 
[  287.455294]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  287.459416] 197*16kB 
[  287.461736]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.465683] (UME) 
[  287.467841]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.473263] 59*32kB 
[  287.475675]  __run_timers+0x7e5/0xc70
[  287.479877] (UME) 
[  287.482036]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  287.486242] 18*64kB 
[  287.488575]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  287.492336] (ME) 3*128kB 
[  287.494491]  ? graph_lock+0x170/0x170
[  287.499826] (M) 
[  287.502148]  ? enqueue_hrtimer+0x1a5/0x560
[  287.507140] 1*256kB (U) 
[  287.509912]  ? lock_release+0x970/0x970
[  287.513683] 0*512kB 
[  287.515656]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  287.519858] 0*1024kB 
[  287.522531]  ? find_held_lock+0x36/0x1c0
[  287.526491] 0*2048kB 
[  287.528815]  ? graph_lock+0x170/0x170
[  287.533975] 0*4096kB 
[  287.536389]  ? pvclock_read_flags+0x160/0x160
[  287.540426] = 14048kB
[  287.542830]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.546606] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  287.549353]  ? check_preemption_disabled+0x48/0x200
[  287.553821] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  287.553830] 412 total pagecache pages
[  287.556240]  ? __lock_is_held+0xb5/0x140
[  287.561761] 0 pages in swap cache
[  287.570594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.575577] Swap cache stats: add 0, delete 0, find 0/0
[  287.575587] Free swap  = 0kB
[  287.584186]  ? check_preemption_disabled+0x48/0x200
[  287.587959] Total swap = 0kB
[  287.587968] 1965979 pages RAM
[  287.592049]  run_timer_softirq+0x52/0xb0
[  287.595469] 0 pages HighMem/MovableOnly
[  287.601012]  ? rcu_read_lock_sched_held+0x108/0x120
[  287.606348] 343323 pages reserved
[  287.609366]  __do_softirq+0x30b/0xad8
[  287.614361] 0 pages cma reserved
[  287.617382]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  287.620548] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  287.624525]  ? pvclock_read_flags+0x160/0x160
[  287.628590] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  287.633497]  ? lapic_next_event+0x5a/0x90
[  287.636928] syz-fuzzer cpuset=
[  287.640733]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.644078] /
[  287.649177]  ? check_preemption_disabled+0x48/0x200
[  287.655648]  mems_allowed=0
[  287.660134]  ? check_preemption_disabled+0x48/0x200
[  287.697828]  ? kvm_clock_read+0x18/0x30
[  287.701808]  ? kvm_sched_clock_read+0x9/0x20
[  287.706223]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.711763]  ? check_preemption_disabled+0x48/0x200
[  287.716795]  irq_exit+0x17f/0x1c0
[  287.720284]  smp_apic_timer_interrupt+0x1cb/0x760
[  287.725131]  ? smp_reschedule_interrupt+0x109/0x650
[  287.730153]  ? smp_call_function_single_interrupt+0x650/0x650
[  287.736045]  ? interrupt_entry+0xb5/0xf0
[  287.740117]  ? trace_hardirqs_off_caller+0xbb/0x300
[  287.745134]  ? trace_hardirqs_off_caller+0xbb/0x300
[  287.750163]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.755017]  ? trace_hardirqs_off+0x300/0x300
[  287.759516]  ? trace_hardirqs_off+0x300/0x300
[  287.764031]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.769576]  ? check_preemption_disabled+0x48/0x200
[  287.774597]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.780146]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.785010]  apic_timer_interrupt+0xf/0x20
[  287.789242]  </IRQ>
[  287.791494] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  287.796428] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  287.815332] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  287.823046] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  287.830814] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  287.838083] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  287.845355] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  287.852624] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  287.859946]  skb_clone+0x1bb/0x500
[  287.863500]  ? skb_split+0x11e0/0x11e0
[  287.867402]  ? dev_forward_skb+0x4c/0x60
[  287.871483]  ? __bpf_redirect+0x54b/0xb20
[  287.875639]  ? __switch_to_asm+0x34/0x70
[  287.879715]  bpf_clone_redirect+0xb9/0x490
[  287.883964]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  287.889009]  ? __sched_text_start+0x8/0x8
[  287.893182]  ? lockdep_hardirqs_on+0x421/0x5c0
[  287.897773]  ? retint_kernel+0x2d/0x2d
[  287.901664]  ? trace_hardirqs_on_caller+0xc0/0x300
[  287.906612]  ? find_held_lock+0x36/0x1c0
[  287.910685]  ? lock_acquire+0x1ed/0x520
[  287.914677]  ? bpf_test_run+0x32e/0x5a0
[  287.918673]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.924215]  ? check_preemption_disabled+0x48/0x200
[  287.929257]  ? kasan_check_read+0x11/0x20
[  287.933421]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  287.938718]  ? rcu_bh_qs+0xc0/0xc0
[  287.942282]  ? preempt_schedule+0x4d/0x60
[  287.946436]  ? ___preempt_schedule+0x16/0x18
[  287.950864]  ? bpf_test_run+0x1c0/0x5a0
[  287.954870]  ? netlink_diag_dump+0x2a0/0x2a0
[  287.959295]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.965083]  ? bpf_test_init.isra.9+0x70/0x100
[  287.969677]  ? bpf_prog_test_run_skb+0x634/0xb40
[  287.974449]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  287.979312]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  287.984857]  ? fput+0x130/0x1a0
[  287.988145]  ? __bpf_prog_get+0x9b/0x290
[  287.992219]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  287.997069]  ? bpf_prog_test_run+0x130/0x1a0
[  288.001486]  ? __x64_sys_bpf+0x3d8/0x510
[  288.005550]  ? bpf_prog_get+0x20/0x20
[  288.009360]  ? ksys_ioctl+0x81/0xd0
[  288.013243]  ? do_syscall_64+0x1b9/0x820
[  288.017319]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  288.022688]  ? syscall_return_slowpath+0x5e0/0x5e0
[  288.027624]  ? trace_hardirqs_off+0x300/0x300
[  288.032122]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  288.037142]  ? recalc_sigpending_tsk+0x180/0x180
[  288.041898]  ? kasan_check_write+0x14/0x20
[  288.046147]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  288.051012]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  288.056398] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  288.056515] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  288.063324] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  288.063330] Call Trace:
[  288.063337]  <IRQ>
[  288.063354]  dump_stack+0x1c4/0x2b4
[  288.063371]  ? dump_stack_print_info.cold.2+0x52/0x52
[  288.069942] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  288.079209]  warn_alloc.cold.118+0xb7/0x1bd
[  288.081760] syz-executor0 cpuset=
[  288.083907]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  288.087506] syz0
[  288.092695]  ? lock_downgrade+0x900/0x900
[  288.103155]  mems_allowed=0
[  288.124761]  ? trace_hardirqs_off+0xb8/0x300
[  288.129187]  ? trace_hardirqs_off+0xb8/0x300
[  288.133612]  __alloc_pages_slowpath+0x2667/0x2d80
[  288.138489]  ? warn_alloc+0x120/0x120
[  288.142297]  ? trace_hardirqs_on+0x310/0x310
[  288.146710]  ? warn_alloc+0x120/0x120
[  288.150522]  ? print_usage_bug+0xc0/0xc0
[  288.154584]  ? warn_alloc+0x120/0x120
[  288.158391]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  288.163413]  ? print_usage_bug+0xc0/0xc0
[  288.167484]  ? __lock_acquire+0x7ec/0x4ec0
[  288.171722]  ? __lock_acquire+0x7ec/0x4ec0
[  288.175966]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.181515]  ? should_fail+0x22d/0xd01
[  288.185409]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  288.190514]  ? __lock_acquire+0x7ec/0x4ec0
[  288.194758]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  288.199870]  ? __lock_acquire+0x7ec/0x4ec0
[  288.204111]  ? should_fail+0x22d/0xd01
[  288.208007]  ? print_usage_bug+0xc0/0xc0
[  288.212081]  ? mark_held_locks+0x130/0x130
[  288.216336]  ? mark_held_locks+0x130/0x130
[  288.220583]  ? graph_lock+0x170/0x170
[  288.224387]  ? print_usage_bug+0xc0/0xc0
[  288.228456]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  288.233220]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.238762]  ? check_preemption_disabled+0x48/0x200
[  288.243791]  ? check_preemption_disabled+0x48/0x200
[  288.248823]  ? __lock_is_held+0xb5/0x140
[  288.252892]  __alloc_pages_nodemask+0xa80/0xde0
[  288.257567]  ? graph_lock+0x170/0x170
[  288.261374]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  288.266392]  ? graph_lock+0x170/0x170
[  288.270202]  ? find_held_lock+0x36/0x1c0
[  288.274278]  ? ____cache_alloc_node+0x1c7/0x1e0
[  288.278949]  ? lock_downgrade+0x900/0x900
[  288.283118]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.288666]  cache_grow_begin+0x91/0x8c0
[  288.292733]  ? do_raw_spin_unlock+0xa7/0x2f0
[  288.297166]  fallback_alloc+0x203/0x2e0
[  288.301155]  ____cache_alloc_node+0x1c7/0x1e0
[  288.305668]  kmem_cache_alloc_node+0xe3/0x730
[  288.310177]  ? ipv6_get_ifaddr+0x42e/0x620
[  288.314428]  __alloc_skb+0x119/0x770
[  288.318152]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  288.323453]  ? skb_scrub_packet+0x490/0x490
[  288.327815]  ? lock_downgrade+0x900/0x900
[  288.331992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.337544]  ? refcount_sub_and_test_checked+0x203/0x310
[  288.343022]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  288.348507]  ? addrconf_rs_timer+0x6f0/0x6f0
[  288.352953]  ndisc_alloc_skb+0x144/0x340
[  288.357080]  ndisc_send_rs+0x331/0x6e0
[  288.360992]  addrconf_rs_timer+0x3c0/0x6f0
[  288.365244]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.369501]  call_timer_fn+0x272/0x920
[  288.373393]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.377634]  ? process_timeout+0x40/0x40
[  288.381697]  ? find_held_lock+0x36/0x1c0
[  288.385783]  ? mark_held_locks+0xc7/0x130
[  288.389944]  ? _raw_spin_unlock_irq+0x27/0x80
[  288.394442]  ? _raw_spin_unlock_irq+0x27/0x80
[  288.398941]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.403182]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  288.407776]  ? trace_hardirqs_on+0xbd/0x310
[  288.412103]  ? kasan_check_read+0x11/0x20
[  288.416267]  ? __run_timers+0x7da/0xc70
[  288.420255]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  288.425718]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.429959]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.434206]  __run_timers+0x7e5/0xc70
[  288.438033]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  288.443401]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  288.448421]  ? graph_lock+0x170/0x170
[  288.452230]  ? print_usage_bug+0xc0/0xc0
[  288.456293]  ? lock_release+0x970/0x970
[  288.460272]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  288.465477]  ? find_held_lock+0x36/0x1c0
[  288.469543]  ? graph_lock+0x170/0x170
[  288.473352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.478889]  ? check_preemption_disabled+0x48/0x200
[  288.483919]  ? __lock_is_held+0xb5/0x140
[  288.487997]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.493534]  ? check_preemption_disabled+0x48/0x200
[  288.498564]  run_timer_softirq+0x52/0xb0
[  288.502630]  ? rcu_read_lock_sched_held+0x108/0x120
[  288.507655]  __do_softirq+0x30b/0xad8
[  288.511469]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  288.516584]  ? pvclock_read_flags+0x160/0x160
[  288.521084]  ? lapic_next_event+0x5a/0x90
[  288.525238]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.530782]  ? check_preemption_disabled+0x48/0x200
[  288.535805]  ? check_preemption_disabled+0x48/0x200
[  288.540834]  ? kvm_clock_read+0x18/0x30
[  288.544812]  ? kvm_sched_clock_read+0x9/0x20
[  288.549226]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.554773]  ? check_preemption_disabled+0x48/0x200
[  288.559813]  irq_exit+0x17f/0x1c0
[  288.563277]  smp_apic_timer_interrupt+0x1cb/0x760
[  288.568131]  ? smp_call_function_single_interrupt+0x650/0x650
[  288.574019]  ? interrupt_entry+0xb5/0xf0
[  288.578085]  ? trace_hardirqs_off_caller+0xbb/0x300
[  288.583106]  ? trace_hardirqs_off_caller+0xbb/0x300
[  288.588129]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  288.592976]  ? trace_hardirqs_off+0x300/0x300
[  288.597479]  ? trace_hardirqs_off+0x300/0x300
[  288.601977]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.607527]  ? check_preemption_disabled+0x48/0x200
[  288.612547]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.618099]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  288.622954]  apic_timer_interrupt+0xf/0x20
[  288.627198]  </IRQ>
[  288.629443] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  288.634835] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  288.653755] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  288.661476] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  288.668758] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  288.676041] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  288.683311] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  288.690578] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  288.697874]  ? page_evictable+0x35d/0x540
[  288.702051]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  288.707590]  page_evictable+0x36b/0x540
[  288.711571]  ? kswapd_stop+0x100/0x100
[  288.715468]  ? ___might_sleep+0x1ed/0x300
[  288.719621]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  288.725078]  ? arch_local_save_flags+0x40/0x40
[  288.729669]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.735213]  ? check_preemption_disabled+0x48/0x200
[  288.740246]  shrink_active_list+0x845/0x1c20
[  288.744662]  ? free_unref_page_list+0xc0f/0x11e0
[  288.749435]  ? shrink_inactive_list+0x1c60/0x1c60
[  288.754298]  ? graph_lock+0x170/0x170
[  288.758106]  ? __page_frag_cache_drain+0x200/0x200
[  288.763037]  ? print_usage_bug+0xc0/0xc0
[  288.767156]  ? find_held_lock+0x36/0x1c0
[  288.771225]  ? graph_lock+0x170/0x170
[  288.775039]  ? mark_held_locks+0xc7/0x130
[  288.781208]  ? check_preemption_disabled+0x48/0x200
[  288.786226]  ? check_preemption_disabled+0x48/0x200
[  288.791253]  ? graph_lock+0x170/0x170
[  288.795055]  ? __lock_is_held+0xb5/0x140
[  288.799123]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.804661]  ? check_preemption_disabled+0x48/0x200
[  288.809693]  ? __lock_is_held+0xb5/0x140
[  288.813777]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  288.818804]  ? inactive_list_is_low+0x305/0x880
[  288.823484]  ? lruvec_lru_size+0x450/0x450
[  288.827720]  ? kasan_check_read+0x11/0x20
[  288.831883]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  288.836832]  shrink_node_memcg+0x803/0x18e0
[  288.841176]  ? shrink_active_list+0x1c20/0x1c20
[  288.845857]  ? lockdep_hardirqs_on+0x421/0x5c0
[  288.850446]  ? trace_hardirqs_on+0xbd/0x310
[  288.854777]  ? vmpressure+0x294/0x310
[  288.858587]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  288.864071]  shrink_node+0x3bc/0x16b0
[  288.867879]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  288.873189]  ? shrink_node_memcg+0x18e0/0x18e0
[  288.877781]  ? lockdep_hardirqs_on+0x421/0x5c0
[  288.882372]  ? trace_hardirqs_on+0xbd/0x310
[  288.886708]  ? vmpressure+0x294/0x310
[  288.890519]  ? do_raw_spin_unlock+0xa7/0x2f0
[  288.894931]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  288.899528]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  288.905081]  ? __cpuset_node_allowed+0x19b/0x660
[  288.909849]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  288.915581]  ? vmpressure+0x1c9/0x310
[  288.919404]  do_try_to_free_pages+0x3e7/0x1290
[  288.924019]  ? shrink_node+0x16b0/0x16b0
[  288.928089]  ? __lock_is_held+0xb5/0x140
[  288.932174]  try_to_free_pages+0x4d0/0xb90
[  288.936418]  ? do_try_to_free_pages+0x1290/0x1290
[  288.941264]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.946824]  ? lock_acquire+0x1ed/0x520
[  288.950813]  ? set_page_refcounted+0x280/0x280
[  288.955407]  ? lock_release+0x970/0x970
[  288.959395]  ? ___might_sleep+0x1ed/0x300
[  288.963558]  ? arch_local_save_flags+0x40/0x40
[  288.968248]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  288.973290]  ? __radix_tree_lookup+0x358/0x4c0
[  288.977907]  __alloc_pages_slowpath+0x993/0x2d80
[  288.982700]  ? kasan_check_read+0x11/0x20
[  288.986858]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  288.992140]  ? warn_alloc+0x120/0x120
[  288.995950]  ? __radix_tree_lookup+0x4c0/0x4c0
[  289.000586]  ? find_get_entry+0x2f2/0xc40
[  289.004751]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.010305]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  289.015243]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.020790]  ? should_fail+0x22d/0xd01
[  289.024687]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  289.029802]  ? __lock_is_held+0xb5/0x140
[  289.033865]  ? graph_lock+0x170/0x170
[  289.037672]  ? graph_lock+0x170/0x170
[  289.041497]  ? __lock_is_held+0xb5/0x140
[  289.045572]  ? __lock_acquire+0x7ec/0x4ec0
[  289.049818]  ? ___might_sleep+0x1ed/0x300
[  289.053969]  ? lock_release+0x970/0x970
[  289.057959]  ? arch_local_save_flags+0x40/0x40
[  289.062563]  ? __might_sleep+0x95/0x190
[  289.066546]  __alloc_pages_nodemask+0xa80/0xde0
[  289.071226]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  289.076252]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  289.082054]  ? kasan_check_read+0x11/0x20
[  289.086209]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  289.091493]  ? graph_lock+0x170/0x170
[  289.095301]  ? print_usage_bug+0xc0/0xc0
[  289.099373]  ? graph_lock+0x170/0x170
[  289.103177]  ? graph_lock+0x170/0x170
[  289.106991]  ? __do_page_cache_readahead+0x7ce/0x980
[  289.112106]  ? find_held_lock+0x36/0x1c0
[  289.116181]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  289.121730]  alloc_pages_current+0x10c/0x210
[  289.126150]  ? lock_downgrade+0x900/0x900
[  289.130308]  __page_cache_alloc+0x38f/0x5b0
[  289.134637]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  289.140437]  ? kasan_check_read+0x11/0x20
[  289.144592]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  289.149881]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  289.154558]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.160099]  ? check_preemption_disabled+0x48/0x200
[  289.165129]  filemap_fault+0x1594/0x25f0
[  289.169210]  ? __lock_page_or_retry+0xa00/0xa00
[  289.173886]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  289.179684]  ? kasan_check_read+0x11/0x20
[  289.183852]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  289.189145]  ? rcu_bh_qs+0xc0/0xc0
[  289.192697]  ? print_usage_bug+0xc0/0xc0
[  289.196777]  ? filemap_map_pages+0xdea/0x1980
[  289.201283]  ? print_usage_bug+0xc0/0xc0
[  289.205376]  ? find_get_pages_range_tag+0x1320/0x1320
[  289.210599]  ? print_usage_bug+0xc0/0xc0
[  289.214662]  ? __lock_acquire+0x7ec/0x4ec0
[  289.218910]  ? graph_lock+0x170/0x170
[  289.222725]  ? __sigqueue_free.part.27+0x7d/0xa0
[  289.227494]  ? __lock_acquire+0x7ec/0x4ec0
[  289.231776]  ? lock_acquire+0x1ed/0x520
[  289.238551]  ? ext4_filemap_fault+0x7a/0xad
[  289.242906]  ? lock_release+0x970/0x970
[  289.246907]  ? arch_local_save_flags+0x40/0x40
[  289.251523]  ? mark_held_locks+0x130/0x130
[  289.255801]  ? down_read+0xb0/0x1d0
[  289.259446]  ? ext4_filemap_fault+0x7a/0xad
[  289.263790]  ? __down_interruptible+0x700/0x700
[  289.268492]  ? graph_lock+0x170/0x170
[  289.272321]  ? __sigqueue_free.part.27+0x7d/0xa0
[  289.277107]  ext4_filemap_fault+0x82/0xad
[  289.281281]  __do_fault+0x100/0x6b0
[  289.284928]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  289.290228]  ? print_bad_pte+0x6c0/0x6c0
[  289.294305]  ? pmd_val+0x88/0x100
[  289.297784]  ? add_mm_counter_fast+0xd0/0xd0
[  289.302195]  ? pmd_val+0x88/0x100
[  289.305654]  ? add_mm_counter_fast+0xd0/0xd0
[  289.310075]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.315620]  __handle_mm_fault+0x3709/0x53e0
[  289.320047]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  289.324912]  ? graph_lock+0x170/0x170
[  289.328716]  ? print_usage_bug+0xc0/0xc0
[  289.332790]  ? graph_lock+0x170/0x170
[  289.336592]  ? graph_lock+0x170/0x170
[  289.340414]  ? handle_mm_fault+0x42a/0xc70
[  289.344656]  ? lock_downgrade+0x900/0x900
[  289.348803]  ? check_preemption_disabled+0x48/0x200
[  289.353828]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  289.359627]  ? kasan_check_read+0x11/0x20
[  289.363785]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  289.369067]  ? rcu_bh_qs+0xc0/0xc0
[  289.372621]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  289.378079]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.383617]  ? check_preemption_disabled+0x48/0x200
[  289.388647]  handle_mm_fault+0x54f/0xc70
[  289.392715]  ? __handle_mm_fault+0x53e0/0x53e0
[  289.397305]  ? find_vma+0x34/0x190
[  289.400858]  __do_page_fault+0x67d/0xed0
[  289.404932]  ? mm_fault_error+0x380/0x380
[  289.409088]  ? syscall_slow_exit_work+0x520/0x520
[  289.413938]  do_page_fault+0xf2/0x7e0
[  289.417747]  ? vmalloc_sync_all+0x30/0x30
[  289.421905]  ? error_entry+0x70/0xd0
[  289.425627]  ? trace_hardirqs_off_caller+0xbb/0x300
[  289.430646]  ? trace_hardirqs_on_caller+0xc0/0x300
[  289.435577]  ? syscall_return_slowpath+0x5e0/0x5e0
[  289.440513]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.445370]  ? trace_hardirqs_off+0x300/0x300
[  289.449869]  ? trace_hardirqs_off_caller+0x300/0x300
[  289.454998]  ? prepare_exit_to_usermode+0x291/0x3b0
[  289.460027]  ? page_fault+0x8/0x30
[  289.463580]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.468433]  ? page_fault+0x8/0x30
[  289.471990]  page_fault+0x1e/0x30
[  289.475450] RIP: 0033:0x45db60
[  289.478655] Code: Bad RIP value.
[  289.482021] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  289.487389] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  289.494661] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  289.501937] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  289.509208] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  289.516479] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  289.523794] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  289.523800] warn_alloc_show_mem: 1 callbacks suppressed
[  289.523807] Mem-Info:
[  289.531000] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  289.536368] active_anon:41015 inactive_anon:371 isolated_anon:0
[  289.536368]  active_file:15 inactive_file:16 isolated_file:2
[  289.536368]  unevictable:0 dirty:0 writeback:0 unstable:0
[  289.536368]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  289.536368]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  289.536368]  free:13788 free_pcp:262 free_cma:0
[  289.538742] Call Trace:
[  289.548142] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  289.581010]  <IRQ>
[  289.583588] Node 0 
[  289.611290]  dump_stack+0x1c4/0x2b4
[  289.613434] 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
[  289.615664]  ? dump_stack_print_info.cold.2+0x52/0x52
[  289.619272] lowmem_reserve[]:
[  289.644806]  warn_alloc.cold.118+0xb7/0x1bd
[  289.649996]  0
[  289.653134]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  289.657423]  2815
[  289.659229]  ? lock_downgrade+0x900/0x900
[  289.664032]  6318 6318
[  289.666112]  ? trace_hardirqs_off+0xb8/0x300
[  289.672719]  ? trace_hardirqs_off+0xb8/0x300
[  289.677096] Node 0 DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  289.681533]  __alloc_pages_slowpath+0x2667/0x2d80
[  289.681577]  ? warn_alloc+0x120/0x120
[  289.709132] lowmem_reserve[]:
[  289.714000]  ? trace_hardirqs_on+0x310/0x310
[  289.717763]  0
[  289.720870]  ? warn_alloc+0x120/0x120
[  289.725248]  0
[  289.727055]  ? print_usage_bug+0xc0/0xc0
[  289.730831]  3503
[  289.732631]  ? warn_alloc+0x120/0x120
[  289.736662]  3503
[  289.738724]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  289.744555]  ? print_usage_bug+0xc0/0xc0
[  289.749548] Node 0 Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  289.753639]  ? __lock_acquire+0x7ec/0x4ec0
[  289.753655]  ? __lock_acquire+0x7ec/0x4ec0
[  289.782617] lowmem_reserve[]: 0
[  289.786883]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.791083]  0
[  289.794365]  ? should_fail+0x22d/0xd01
[  289.799873]  0
[  289.801685]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  289.805535]  0
[  289.807342]  ? __lock_acquire+0x7ec/0x4ec0
[  289.814217]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  289.818417] Node 0 
[  289.823514]  ? __lock_acquire+0x7ec/0x4ec0
[  289.823525] DMA: 
[  289.825762]  ? should_fail+0x22d/0xd01
[  289.830220] 1*4kB 
[  289.832286]  ? print_usage_bug+0xc0/0xc0
[  289.836148] (U) 
[  289.838307]  ? mark_held_locks+0x130/0x130
[  289.842336] 0*8kB 
[  289.844311]  ? mark_held_locks+0x130/0x130
[  289.848517] 0*16kB 
[  289.850669]  ? graph_lock+0x170/0x170
[  289.854875] 1*32kB 
[  289.857105]  ? print_usage_bug+0xc0/0xc0
[  289.860877] (U) 
[  289.863115]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  289.867148] 2*64kB 
[  289.869124]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.873853] (U) 
[  289.876084]  ? check_preemption_disabled+0x48/0x200
[  289.881595] 1*128kB 
[  289.883563]  ? check_preemption_disabled+0x48/0x200
[  289.888551] (U) 
[  289.890876]  ? __lock_is_held+0xb5/0x140
[  289.895857] 1*256kB 
[  289.897831]  __alloc_pages_nodemask+0xa80/0xde0
[  289.901860] (U) 
[  289.904176]  ? graph_lock+0x170/0x170
[  289.908820] 0*512kB 
[  289.910794]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  289.914568] 1*1024kB 
[  289.916887]  ? graph_lock+0x170/0x170
[  289.921878] (U) 
[  289.924297]  ? find_held_lock+0x36/0x1c0
[  289.928065] 1*2048kB (M) 
[  289.930051]  ? ____cache_alloc_node+0x1c7/0x1e0
[  289.934080] 3*4096kB 
[  289.936831]  ? lock_downgrade+0x900/0x900
[  289.941477] (M) 
[  289.943887]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.948012] = 15908kB
[  289.949998]  cache_grow_begin+0x91/0x8c0
[  289.955505] Node 0 
[  289.957919]  ? do_raw_spin_unlock+0xa7/0x2f0
[  289.962489] DMA32: 
[  289.964736]  fallback_alloc+0x203/0x2e0
[  289.969105] 3*4kB 
[  289.971339]  ____cache_alloc_node+0x1c7/0x1e0
[  289.975281] (M) 
[  289.977428]  kmem_cache_alloc_node+0xe3/0x730
[  289.981899] 2*8kB 
[  289.983872]  ? ipv6_get_ifaddr+0x42e/0x620
[  289.988334] (M) 
[  289.990486]  __alloc_skb+0x119/0x770
[  289.994685] 1*16kB (M) 
[  289.996668]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  290.000351] 1*32kB 
[  290.002926]  ? skb_scrub_packet+0x490/0x490
[  290.008179] (M) 
[  290.010412]  ? lock_downgrade+0x900/0x900
[  290.014705] 3*64kB 
[  290.016680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.020842] (UM) 
[  290.023082]  ? refcount_sub_and_test_checked+0x203/0x310
[  290.028594] 3*128kB 
[  290.030655]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  290.036079] (M) 
[  290.038399]  ? addrconf_rs_timer+0x6f0/0x6f0
[  290.043821] 2*256kB 
[  290.045799]  ndisc_alloc_skb+0x144/0x340
[  290.050175] (M) 
[  290.052493]  ndisc_send_rs+0x331/0x6e0
[  290.056533] 3*512kB 
[  290.058509]  addrconf_rs_timer+0x3c0/0x6f0
[  290.062368] (M) 
[  290.064692]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.068900] 4*1024kB 
[  290.070881]  call_timer_fn+0x272/0x920
[  290.075079] (UM) 
[  290.077493]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.081344] 3*2048kB (UM) 
[  290.083418]  ? process_timeout+0x40/0x40
[  290.087625] 3*4096kB 
[  290.090472]  ? find_held_lock+0x36/0x1c0
[  290.094508] (M) 
[  290.096929]  ? __run_timers+0x7da/0xc70
[  290.100956] = 25228kB
[  290.102939]  ? _raw_spin_unlock_irq+0x27/0x80
[  290.106885] Node 0 
[  290.109294]  ? _raw_spin_unlock_irq+0x27/0x80
[  290.113778] Normal: 
[  290.116010]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.120475] 866*4kB 
[  290.122804]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  290.127013] (ME) 
[  290.129332]  ? trace_hardirqs_on+0xbd/0x310
[  290.133887] 469*8kB 
[  290.135944]  ? kasan_check_read+0x11/0x20
[  290.140242] (UME) 
[  290.142567]  ? __run_timers+0x7da/0xc70
[  290.146685] 197*16kB 
[  290.148838]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  290.152787] (UME) 
[  290.155199]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.160613] 59*32kB (UME) 
[  290.162770]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.166988] 18*64kB 
[  290.169836]  __run_timers+0x7e5/0xc70
[  290.174033] (ME) 3*128kB 
[  290.176375]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  290.180139] (M) 
[  290.182895]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  290.188229] 1*256kB 
[  290.190205]  ? graph_lock+0x170/0x170
[  290.195195] (U) 
[  290.197514]  ? enqueue_hrtimer+0x1a5/0x560
[  290.201290] 0*512kB 
[  290.203273]  ? lock_release+0x970/0x970
[  290.207482] 0*1024kB 
[  290.209805]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  290.213751] 0*2048kB 
[  290.216160]  ? find_held_lock+0x36/0x1c0
[  290.221318] 0*4096kB = 14048kB
[  290.223742]  ? graph_lock+0x170/0x170
[  290.227779] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  290.230961]  ? pvclock_read_flags+0x160/0x160
[  290.234740] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  290.243574]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.248039] 412 total pagecache pages
[  290.256615]  ? check_preemption_disabled+0x48/0x200
[  290.262141] 0 pages in swap cache
[  290.265948]  ? __lock_is_held+0xb5/0x140
[  290.270949] Swap cache stats: add 0, delete 0, find 0/0
[  290.274416]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.278442] Free swap  = 0kB
[  290.283799]  ? check_preemption_disabled+0x48/0x200
[  290.289304] Total swap = 0kB
[  290.289312] 1965979 pages RAM
[  290.292334]  run_timer_softirq+0x52/0xb0
[  290.297318] 0 pages HighMem/MovableOnly
[  290.297328] 343323 pages reserved
[  290.300347]  ? rcu_read_lock_sched_held+0x108/0x120
[  290.303424] 0 pages cma reserved
[  290.307481]  __do_softirq+0x30b/0xad8
[  290.311502] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  290.314881]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  290.319996] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  290.323228]  ? pvclock_read_flags+0x160/0x160
[  290.327011] syz-fuzzer cpuset=
[  290.333507]  ? lapic_next_event+0x5a/0x90
[  290.338585] /
[  290.348842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.353312]  mems_allowed=0
[  290.356497]  ? check_preemption_disabled+0x48/0x200
[  290.375772]  ? check_preemption_disabled+0x48/0x200
[  290.380802]  ? kvm_clock_read+0x18/0x30
[  290.384780]  ? kvm_sched_clock_read+0x9/0x20
[  290.389201]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.394743]  ? check_preemption_disabled+0x48/0x200
[  290.399778]  irq_exit+0x17f/0x1c0
[  290.403246]  smp_apic_timer_interrupt+0x1cb/0x760
[  290.408105]  ? smp_reschedule_interrupt+0x109/0x650
[  290.413138]  ? smp_call_function_single_interrupt+0x650/0x650
[  290.419042]  ? interrupt_entry+0xb5/0xf0
[  290.423122]  ? trace_hardirqs_off_caller+0xbb/0x300
[  290.428147]  ? trace_hardirqs_off_caller+0xbb/0x300
[  290.433173]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.438027]  ? trace_hardirqs_off+0x300/0x300
[  290.442529]  ? trace_hardirqs_off+0x300/0x300
[  290.447033]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.452577]  ? check_preemption_disabled+0x48/0x200
[  290.457597]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.463147]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.468021]  apic_timer_interrupt+0xf/0x20
[  290.472253]  </IRQ>
[  290.474508] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  290.479456] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  290.498383] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  290.506125] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  290.513416] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  290.520705] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  290.528003] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  290.535376] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  290.542719]  skb_clone+0x1bb/0x500
[  290.546309]  ? skb_split+0x11e0/0x11e0
[  290.550207]  ? dev_forward_skb+0x4c/0x60
[  290.554301]  ? __bpf_redirect+0x54b/0xb20
[  290.558467]  ? __switch_to_asm+0x34/0x70
[  290.562547]  bpf_clone_redirect+0xb9/0x490
[  290.566814]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  290.571855]  ? __sched_text_start+0x8/0x8
[  290.576026]  ? lockdep_hardirqs_on+0x421/0x5c0
[  290.580628]  ? retint_kernel+0x2d/0x2d
[  290.584619]  ? trace_hardirqs_on_caller+0xc0/0x300
[  290.589565]  ? find_held_lock+0x36/0x1c0
[  290.593648]  ? lock_acquire+0x1ed/0x520
[  290.597640]  ? bpf_test_run+0x32e/0x5a0
[  290.601634]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.607185]  ? check_preemption_disabled+0x48/0x200
[  290.612211]  ? kasan_check_read+0x11/0x20
[  290.616366]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  290.621647]  ? rcu_bh_qs+0xc0/0xc0
[  290.625194]  ? preempt_schedule+0x4d/0x60
[  290.629351]  ? ___preempt_schedule+0x16/0x18
[  290.633770]  ? bpf_test_run+0x1c0/0x5a0
[  290.638379]  ? netlink_diag_dump+0x2a0/0x2a0
[  290.642801]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.648354]  ? bpf_test_init.isra.9+0x70/0x100
[  290.652954]  ? bpf_prog_test_run_skb+0x634/0xb40
[  290.657734]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  290.662580]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  290.668120]  ? fput+0x130/0x1a0
[  290.671410]  ? __bpf_prog_get+0x9b/0x290
[  290.675477]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  290.680322]  ? bpf_prog_test_run+0x130/0x1a0
[  290.684738]  ? __x64_sys_bpf+0x3d8/0x510
[  290.688808]  ? bpf_prog_get+0x20/0x20
[  290.692624]  ? ksys_ioctl+0x81/0xd0
[  290.696263]  ? do_syscall_64+0x1b9/0x820
[  290.700336]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  290.705707]  ? syscall_return_slowpath+0x5e0/0x5e0
[  290.710648]  ? trace_hardirqs_off+0x300/0x300
[  290.715155]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  290.720179]  ? recalc_sigpending_tsk+0x180/0x180
[  290.724941]  ? kasan_check_write+0x14/0x20
[  290.729185]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.734061]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  290.739447] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  290.739534] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  290.746374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  290.746385] Call Trace:
[  290.753005] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  290.762220]  <IRQ>
[  290.764791] syz-executor0 cpuset=
[  290.775282]  dump_stack+0x1c4/0x2b4
[  290.777408] syz0
[  290.780861]  ? dump_stack_print_info.cold.2+0x52/0x52
[  290.784464]  mems_allowed=0
[  290.786445]  warn_alloc.cold.118+0xb7/0x1bd
[  290.798865]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  290.803723]  ? lock_downgrade+0x900/0x900
[  290.807903]  ? trace_hardirqs_off+0xb8/0x300
[  290.812325]  ? trace_hardirqs_off+0xb8/0x300
[  290.816747]  __alloc_pages_slowpath+0x2667/0x2d80
[  290.821632]  ? warn_alloc+0x120/0x120
[  290.825444]  ? trace_hardirqs_on+0x310/0x310
[  290.829856]  ? warn_alloc+0x120/0x120
[  290.833666]  ? print_usage_bug+0xc0/0xc0
[  290.837739]  ? warn_alloc+0x120/0x120
[  290.841822]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  290.846845]  ? print_usage_bug+0xc0/0xc0
[  290.850918]  ? __lock_acquire+0x7ec/0x4ec0
[  290.855159]  ? __lock_acquire+0x7ec/0x4ec0
[  290.859404]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.864957]  ? should_fail+0x22d/0xd01
[  290.868866]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  290.873998]  ? __lock_acquire+0x7ec/0x4ec0
[  290.878251]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  290.883365]  ? __lock_acquire+0x7ec/0x4ec0
[  290.887605]  ? should_fail+0x22d/0xd01
[  290.891502]  ? print_usage_bug+0xc0/0xc0
[  290.895587]  ? mark_held_locks+0x130/0x130
[  290.899835]  ? mark_held_locks+0x130/0x130
[  290.904084]  ? graph_lock+0x170/0x170
[  290.907891]  ? print_usage_bug+0xc0/0xc0
[  290.911973]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  290.916772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.922349]  ? check_preemption_disabled+0x48/0x200
[  290.927386]  ? check_preemption_disabled+0x48/0x200
[  290.932441]  ? __lock_is_held+0xb5/0x140
[  290.936541]  __alloc_pages_nodemask+0xa80/0xde0
[  290.941243]  ? graph_lock+0x170/0x170
[  290.945082]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  290.950123]  ? graph_lock+0x170/0x170
[  290.953951]  ? find_held_lock+0x36/0x1c0
[  290.958040]  ? ____cache_alloc_node+0x1c7/0x1e0
[  290.962717]  ? lock_downgrade+0x900/0x900
[  290.966877]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.972432]  cache_grow_begin+0x91/0x8c0
[  290.976502]  ? do_raw_spin_unlock+0xa7/0x2f0
[  290.980927]  fallback_alloc+0x203/0x2e0
[  290.984918]  ____cache_alloc_node+0x1c7/0x1e0
[  290.989423]  kmem_cache_alloc_node+0xe3/0x730
[  290.993924]  ? ipv6_get_ifaddr+0x42e/0x620
[  290.998177]  __alloc_skb+0x119/0x770
[  291.001900]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  291.007185]  ? skb_scrub_packet+0x490/0x490
[  291.011511]  ? lock_downgrade+0x900/0x900
[  291.015670]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.021216]  ? refcount_sub_and_test_checked+0x203/0x310
[  291.026692]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  291.032166]  ? addrconf_rs_timer+0x6f0/0x6f0
[  291.036602]  ndisc_alloc_skb+0x144/0x340
[  291.040676]  ndisc_send_rs+0x331/0x6e0
[  291.044578]  addrconf_rs_timer+0x3c0/0x6f0
[  291.048824]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.053078]  call_timer_fn+0x272/0x920
[  291.056967]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.061216]  ? process_timeout+0x40/0x40
[  291.065280]  ? find_held_lock+0x36/0x1c0
[  291.069356]  ? mark_held_locks+0xc7/0x130
[  291.073530]  ? _raw_spin_unlock_irq+0x27/0x80
[  291.078032]  ? _raw_spin_unlock_irq+0x27/0x80
[  291.082529]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.086775]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  291.091365]  ? trace_hardirqs_on+0xbd/0x310
[  291.095691]  ? kasan_check_read+0x11/0x20
[  291.099847]  ? __run_timers+0x7da/0xc70
[  291.103825]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  291.109285]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.113528]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.117771]  __run_timers+0x7e5/0xc70
[  291.121592]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  291.127047]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  291.132069]  ? graph_lock+0x170/0x170
[  291.135880]  ? print_usage_bug+0xc0/0xc0
[  291.139945]  ? lock_release+0x970/0x970
[  291.143928]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  291.149132]  ? find_held_lock+0x36/0x1c0
[  291.153204]  ? graph_lock+0x170/0x170
[  291.157022]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.162561]  ? check_preemption_disabled+0x48/0x200
[  291.167594]  ? __lock_is_held+0xb5/0x140
[  291.171661]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.177200]  ? check_preemption_disabled+0x48/0x200
[  291.182229]  run_timer_softirq+0x52/0xb0
[  291.186298]  ? rcu_read_lock_sched_held+0x108/0x120
[  291.191328]  __do_softirq+0x30b/0xad8
[  291.195150]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  291.200271]  ? pvclock_read_flags+0x160/0x160
[  291.204784]  ? lapic_next_event+0x5a/0x90
[  291.208944]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.214491]  ? check_preemption_disabled+0x48/0x200
[  291.219513]  ? check_preemption_disabled+0x48/0x200
[  291.224546]  ? kvm_clock_read+0x18/0x30
[  291.228524]  ? kvm_sched_clock_read+0x9/0x20
[  291.232959]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.238505]  ? check_preemption_disabled+0x48/0x200
[  291.243534]  irq_exit+0x17f/0x1c0
[  291.247001]  smp_apic_timer_interrupt+0x1cb/0x760
[  291.251850]  ? smp_call_function_single_interrupt+0x650/0x650
[  291.257759]  ? interrupt_entry+0xb5/0xf0
[  291.261851]  ? trace_hardirqs_off_caller+0xbb/0x300
[  291.266867]  ? trace_hardirqs_off_caller+0xbb/0x300
[  291.271888]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.276742]  ? trace_hardirqs_off+0x300/0x300
[  291.281244]  ? trace_hardirqs_off+0x300/0x300
[  291.285747]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.291297]  ? check_preemption_disabled+0x48/0x200
[  291.296322]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.301876]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.306734]  apic_timer_interrupt+0xf/0x20
[  291.310973]  </IRQ>
[  291.313246] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  291.318623] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  291.337533] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  291.345267] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  291.352537] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  291.359806] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  291.367085] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  291.374358] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  291.381660]  ? page_evictable+0x35d/0x540
[  291.385821]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  291.391362]  page_evictable+0x36b/0x540
[  291.395344]  ? kswapd_stop+0x100/0x100
[  291.399239]  ? ___might_sleep+0x1ed/0x300
[  291.403393]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  291.408855]  ? arch_local_save_flags+0x40/0x40
[  291.413443]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.418998]  ? check_preemption_disabled+0x48/0x200
[  291.424031]  shrink_active_list+0x845/0x1c20
[  291.428446]  ? free_unref_page_list+0xc0f/0x11e0
[  291.433223]  ? shrink_inactive_list+0x1c60/0x1c60
[  291.438094]  ? graph_lock+0x170/0x170
[  291.441902]  ? __page_frag_cache_drain+0x200/0x200
[  291.446836]  ? print_usage_bug+0xc0/0xc0
[  291.450918]  ? find_held_lock+0x36/0x1c0
[  291.454993]  ? graph_lock+0x170/0x170
[  291.458802]  ? mark_held_locks+0xc7/0x130
[  291.462954]  ? check_preemption_disabled+0x48/0x200
[  291.467974]  ? check_preemption_disabled+0x48/0x200
[  291.473024]  ? graph_lock+0x170/0x170
[  291.476836]  ? __lock_is_held+0xb5/0x140
[  291.480905]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.486442]  ? check_preemption_disabled+0x48/0x200
[  291.491471]  ? __lock_is_held+0xb5/0x140
[  291.495547]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  291.500574]  ? inactive_list_is_low+0x305/0x880
[  291.505255]  ? lruvec_lru_size+0x450/0x450
[  291.509499]  ? kasan_check_read+0x11/0x20
[  291.513661]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  291.518605]  shrink_node_memcg+0x803/0x18e0
[  291.522947]  ? shrink_active_list+0x1c20/0x1c20
[  291.527642]  ? lockdep_hardirqs_on+0x421/0x5c0
[  291.532230]  ? trace_hardirqs_on+0xbd/0x310
[  291.536558]  ? vmpressure+0x294/0x310
[  291.540366]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  291.545845]  shrink_node+0x3bc/0x16b0
[  291.549650]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  291.554955]  ? shrink_node_memcg+0x18e0/0x18e0
[  291.559549]  ? lockdep_hardirqs_on+0x421/0x5c0
[  291.564148]  ? trace_hardirqs_on+0xbd/0x310
[  291.568484]  ? vmpressure+0x294/0x310
[  291.572299]  ? do_raw_spin_unlock+0xa7/0x2f0
[  291.576714]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  291.581308]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  291.586848]  ? __cpuset_node_allowed+0x19b/0x660
[  291.591611]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  291.597325]  ? vmpressure+0x1c9/0x310
[  291.601141]  do_try_to_free_pages+0x3e7/0x1290
[  291.605747]  ? shrink_node+0x16b0/0x16b0
[  291.609823]  ? __lock_is_held+0xb5/0x140
[  291.613914]  try_to_free_pages+0x4d0/0xb90
[  291.618160]  ? do_try_to_free_pages+0x1290/0x1290
[  291.623016]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.628575]  ? lock_acquire+0x1ed/0x520
[  291.632555]  ? set_page_refcounted+0x280/0x280
[  291.637150]  ? lock_release+0x970/0x970
[  291.641133]  ? ___might_sleep+0x1ed/0x300
[  291.645290]  ? arch_local_save_flags+0x40/0x40
[  291.649880]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  291.654904]  ? __radix_tree_lookup+0x358/0x4c0
[  291.659500]  __alloc_pages_slowpath+0x993/0x2d80
[  291.664290]  ? kasan_check_read+0x11/0x20
[  291.668448]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  291.673730]  ? warn_alloc+0x120/0x120
[  291.677537]  ? __radix_tree_lookup+0x4c0/0x4c0
[  291.682138]  ? find_get_entry+0x2f2/0xc40
[  291.686302]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.691844]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  291.696783]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.702326]  ? should_fail+0x22d/0xd01
[  291.706221]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  291.711327]  ? __lock_is_held+0xb5/0x140
[  291.715391]  ? graph_lock+0x170/0x170
[  291.719280]  ? graph_lock+0x170/0x170
[  291.723101]  ? __lock_is_held+0xb5/0x140
[  291.727176]  ? __lock_acquire+0x7ec/0x4ec0
[  291.731419]  ? ___might_sleep+0x1ed/0x300
[  291.735568]  ? lock_release+0x970/0x970
[  291.739550]  ? arch_local_save_flags+0x40/0x40
[  291.744145]  ? __might_sleep+0x95/0x190
[  291.748132]  __alloc_pages_nodemask+0xa80/0xde0
[  291.752829]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  291.757852]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  291.763650]  ? kasan_check_read+0x11/0x20
[  291.767807]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  291.773113]  ? graph_lock+0x170/0x170
[  291.776932]  ? print_usage_bug+0xc0/0xc0
[  291.781015]  ? graph_lock+0x170/0x170
[  291.784818]  ? graph_lock+0x170/0x170
[  291.788676]  ? __do_page_cache_readahead+0x7ce/0x980
[  291.793799]  ? find_held_lock+0x36/0x1c0
[  291.797896]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  291.803452]  alloc_pages_current+0x10c/0x210
[  291.807874]  ? lock_downgrade+0x900/0x900
[  291.812054]  __page_cache_alloc+0x38f/0x5b0
[  291.816390]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  291.822202]  ? kasan_check_read+0x11/0x20
[  291.826375]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  291.832196]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  291.836891]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.842445]  ? check_preemption_disabled+0x48/0x200
[  291.847488]  filemap_fault+0x1594/0x25f0
[  291.851589]  ? __lock_page_or_retry+0xa00/0xa00
[  291.856272]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  291.862091]  ? kasan_check_read+0x11/0x20
[  291.866262]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  291.871555]  ? rcu_bh_qs+0xc0/0xc0
[  291.875124]  ? print_usage_bug+0xc0/0xc0
[  291.879214]  ? filemap_map_pages+0xdea/0x1980
[  291.883730]  ? print_usage_bug+0xc0/0xc0
[  291.887821]  ? find_get_pages_range_tag+0x1320/0x1320
[  291.893022]  ? print_usage_bug+0xc0/0xc0
[  291.897089]  ? __lock_acquire+0x7ec/0x4ec0
[  291.901327]  ? graph_lock+0x170/0x170
[  291.905139]  ? __sigqueue_free.part.27+0x7d/0xa0
[  291.909904]  ? __lock_acquire+0x7ec/0x4ec0
[  291.914160]  ? lock_acquire+0x1ed/0x520
[  291.918139]  ? ext4_filemap_fault+0x7a/0xad
[  291.922469]  ? lock_release+0x970/0x970
[  291.926450]  ? arch_local_save_flags+0x40/0x40
[  291.931045]  ? mark_held_locks+0x130/0x130
[  291.935294]  ? down_read+0xb0/0x1d0
[  291.938923]  ? ext4_filemap_fault+0x7a/0xad
[  291.943250]  ? __down_interruptible+0x700/0x700
[  291.947928]  ? graph_lock+0x170/0x170
[  291.951744]  ? __sigqueue_free.part.27+0x7d/0xa0
[  291.956523]  ext4_filemap_fault+0x82/0xad
[  291.961189]  __do_fault+0x100/0x6b0
[  291.964824]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  291.970108]  ? print_bad_pte+0x6c0/0x6c0
[  291.974179]  ? pmd_val+0x88/0x100
[  291.977639]  ? add_mm_counter_fast+0xd0/0xd0
[  291.982047]  ? pmd_val+0x88/0x100
[  291.985505]  ? add_mm_counter_fast+0xd0/0xd0
[  291.989921]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.995467]  __handle_mm_fault+0x3709/0x53e0
[  291.999889]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  292.004739]  ? graph_lock+0x170/0x170
[  292.008546]  ? print_usage_bug+0xc0/0xc0
[  292.012614]  ? graph_lock+0x170/0x170
[  292.016419]  ? graph_lock+0x170/0x170
[  292.020245]  ? handle_mm_fault+0x42a/0xc70
[  292.024486]  ? lock_downgrade+0x900/0x900
[  292.028638]  ? check_preemption_disabled+0x48/0x200
[  292.033669]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  292.039469]  ? kasan_check_read+0x11/0x20
[  292.043620]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  292.048899]  ? rcu_bh_qs+0xc0/0xc0
[  292.052441]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  292.057901]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.063444]  ? check_preemption_disabled+0x48/0x200
[  292.068477]  handle_mm_fault+0x54f/0xc70
[  292.072548]  ? __handle_mm_fault+0x53e0/0x53e0
[  292.077136]  ? find_vma+0x34/0x190
[  292.080685]  __do_page_fault+0x67d/0xed0
[  292.084758]  ? mm_fault_error+0x380/0x380
[  292.088926]  ? syscall_slow_exit_work+0x520/0x520
[  292.093783]  do_page_fault+0xf2/0x7e0
[  292.097593]  ? vmalloc_sync_all+0x30/0x30
[  292.101748]  ? error_entry+0x70/0xd0
[  292.105473]  ? trace_hardirqs_off_caller+0xbb/0x300
[  292.110489]  ? trace_hardirqs_on_caller+0xc0/0x300
[  292.115419]  ? syscall_return_slowpath+0x5e0/0x5e0
[  292.120350]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  292.125197]  ? trace_hardirqs_off+0x300/0x300
[  292.129714]  ? trace_hardirqs_off_caller+0x300/0x300
[  292.134823]  ? prepare_exit_to_usermode+0x291/0x3b0
[  292.139849]  ? page_fault+0x8/0x30
[  292.143397]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  292.148247]  ? page_fault+0x8/0x30
[  292.151795]  page_fault+0x1e/0x30
[  292.155250] RIP: 0033:0x45db60
[  292.158455] Code: Bad RIP value.
[  292.161817] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  292.167181] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  292.174453] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  292.181723] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  292.189016] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  292.196302] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  292.203614] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  292.203620] warn_alloc_show_mem: 1 callbacks suppressed
[  292.203628] Mem-Info:
[  292.210840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  292.210855] Call Trace:
[  292.216245] active_anon:41015 inactive_anon:371 isolated_anon:0
[  292.216245]  active_file:15 inactive_file:16 isolated_file:2
[  292.216245]  unevictable:0 dirty:0 writeback:0 unstable:0
[  292.216245]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  292.216245]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  292.216245]  free:13788 free_pcp:262 free_cma:0
[  292.218622]  <IRQ>
[  292.227998] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  292.230583]  dump_stack+0x1c4/0x2b4
[  292.263452] Node 0 
[  292.265617]  ? dump_stack_print_info.cold.2+0x52/0x52
[  292.293293] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  292.296917]  warn_alloc.cold.118+0xb7/0x1bd
[  292.299104] lowmem_reserve[]:
[  292.304293]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  292.329785]  0 2815
[  292.334141]  ? lock_downgrade+0x900/0x900
[  292.337210]  6318
[  292.342052]  ? trace_hardirqs_off+0xb8/0x300
[  292.344260]  6318
[  292.348408]  ? trace_hardirqs_off+0xb8/0x300
[  292.354849]  __alloc_pages_slowpath+0x2667/0x2d80
[  292.356883] Node 0 
[  292.361313]  ? warn_alloc+0x120/0x120
[  292.366127] DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  292.368339]  ? trace_hardirqs_on+0x310/0x310
[  292.372107] lowmem_reserve[]: 0
[  292.399116]  ? warn_alloc+0x120/0x120
[  292.403486]  0 3503
[  292.406776]  ? print_usage_bug+0xc0/0xc0
[  292.410549]  3503
[  292.412791]  ? warn_alloc+0x120/0x120
[  292.416827] Node 0 
[  292.418891]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  292.422688] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  292.424894]  ? print_usage_bug+0xc0/0xc0
[  292.429885] lowmem_reserve[]:
[  292.458257]  ? __lock_acquire+0x7ec/0x4ec0
[  292.462287]  0
[  292.465385]  ? __lock_acquire+0x7ec/0x4ec0
[  292.469597]  0
[  292.471400]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.475599]  0 0
[  292.477406]  ? should_fail+0x22d/0xd01
[  292.484918]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  292.488780] Node 0 
[  292.493874]  ? __lock_acquire+0x7ec/0x4ec0
[  292.493885] DMA: 
[  292.496119]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  292.500331] 1*4kB 
[  292.502391]  ? __lock_acquire+0x7ec/0x4ec0
[  292.507471] (U) 
[  292.509619]  ? should_fail+0x22d/0xd01
[  292.513829] 0*8kB 
[  292.515803]  ? print_usage_bug+0xc0/0xc0
[  292.519660] 0*16kB 1*32kB 
[  292.521819]  ? mark_held_locks+0x130/0x130
[  292.525844] (U) 
[  292.528690]  ? mark_held_locks+0x130/0x130
[  292.532899] 2*64kB 
[  292.534877]  ? graph_lock+0x170/0x170
[  292.539083] (U) 
[  292.541315]  ? print_usage_bug+0xc0/0xc0
[  292.545092] 1*128kB 
[  292.547067]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  292.551100] (U) 
[  292.553432]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.558162] 1*256kB 
[  292.560138]  ? check_preemption_disabled+0x48/0x200
[  292.565645] (U) 
[  292.567966]  ? check_preemption_disabled+0x48/0x200
[  292.572956] 0*512kB 
[  292.574942]  ? __lock_is_held+0xb5/0x140
[  292.579923] 1*1024kB 
[  292.582261]  __alloc_pages_nodemask+0xa80/0xde0
[  292.586288] (U) 
[  292.588692]  ? graph_lock+0x170/0x170
[  292.593334] 1*2048kB 
[  292.595304]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  292.599078] (M) 
[  292.601489]  ? graph_lock+0x170/0x170
[  292.606482] 3*4096kB (M) 
[  292.608471]  ? find_held_lock+0x36/0x1c0
[  292.612241] = 15908kB
[  292.615012]  ? ____cache_alloc_node+0x1c7/0x1e0
[  292.619040] Node 0 
[  292.621461]  ? lock_downgrade+0x900/0x900
[  292.626095] DMA32: 3*4kB 
[  292.628349]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.632476] (M) 
[  292.635285]  cache_grow_begin+0x91/0x8c0
[  292.640817] 2*8kB 
[  292.642809]  ? do_raw_spin_unlock+0xa7/0x2f0
[  292.646846] (M) 1*16kB 
[  292.649039]  fallback_alloc+0x203/0x2e0
[  292.653415] (M) 
[  292.656020]  ____cache_alloc_node+0x1c7/0x1e0
[  292.659955] 1*32kB 
[  292.661927]  kmem_cache_alloc_node+0xe3/0x730
[  292.666395] (M) 
[  292.668634]  ? ipv6_get_ifaddr+0x42e/0x620
[  292.673100] 3*64kB 
[  292.675076]  __alloc_skb+0x119/0x770
[  292.679269] (UM) 3*128kB 
[  292.681524]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  292.685208] (M) 
[  292.687966]  ? skb_scrub_packet+0x490/0x490
[  292.693219] 2*256kB 
[  292.695196]  ? lock_downgrade+0x900/0x900
[  292.699486] (M) 
[  292.701809]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.705930] 3*512kB 
[  292.707903]  ? refcount_sub_and_test_checked+0x203/0x310
[  292.713415] (M) 
[  292.715737]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  292.721153] 4*1024kB (UM) 
[  292.723139]  ? addrconf_rs_timer+0x6f0/0x6f0
[  292.728561] 3*2048kB 
[  292.731413]  ndisc_alloc_skb+0x144/0x340
[  292.735786] (UM) 
[  292.738203]  ndisc_send_rs+0x331/0x6e0
[  292.742232] 3*4096kB 
[  292.744298]  addrconf_rs_timer+0x3c0/0x6f0
[  292.748156] (M) 
[  292.750569]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.754775] = 25228kB
[  292.756756]  call_timer_fn+0x272/0x920
[  292.760956] Node 0 
[  292.763364]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.767223] Normal: 
[  292.769463]  ? process_timeout+0x40/0x40
[  292.773670] 866*4kB 
[  292.776000]  ? find_held_lock+0x36/0x1c0
[  292.780031] (ME) 
[  292.782363]  ? __run_timers+0x7da/0xc70
[  292.786392] 469*8kB 
[  292.788453]  ? _raw_spin_unlock_irq+0x27/0x80
[  292.792399] (UME) 
[  292.794721]  ? _raw_spin_unlock_irq+0x27/0x80
[  292.799196] 197*16kB 
[  292.801357]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.805825] (UME) 
[  292.808246]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  292.812452] 59*32kB 
[  292.814610]  ? trace_hardirqs_on+0xbd/0x310
[  292.819161] (UME) 
[  292.821485]  ? kasan_check_read+0x11/0x20
[  292.825801] 18*64kB (ME) 
[  292.827979]  ? __run_timers+0x7da/0xc70
[  292.832103] 3*128kB 
[  292.834874]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  292.838816] (M) 
[  292.841149]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.846567] 1*256kB 
[  292.848551]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.852748] (U) 
[  292.855075]  __run_timers+0x7e5/0xc70
[  292.859276] 0*512kB 0*1024kB 
[  292.861280]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  292.865033] 0*2048kB 
[  292.868140]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  292.873474] 0*4096kB 
[  292.875885]  ? graph_lock+0x170/0x170
[  292.880881] = 14048kB
[  292.883305]  ? enqueue_hrtimer+0x1a5/0x560
[  292.887078] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  292.889482]  ? lock_release+0x970/0x970
[  292.893696] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  292.902530]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  292.906477] 412 total pagecache pages
[  292.915058]  ? find_held_lock+0x36/0x1c0
[  292.920227] 0 pages in swap cache
[  292.924019]  ? graph_lock+0x170/0x170
[  292.928057] Swap cache stats: add 0, delete 0, find 0/0
[  292.931505]  ? pvclock_read_flags+0x160/0x160
[  292.935281] Free swap  = 0kB
[  292.940643]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.945107] Total swap = 0kB
[  292.945115] 1965979 pages RAM
[  292.948129]  ? check_preemption_disabled+0x48/0x200
[  292.953639] 0 pages HighMem/MovableOnly
[  292.956656]  ? __lock_is_held+0xb5/0x140
[  292.959729] 343323 pages reserved
[  292.964738]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.968687] 0 pages cma reserved
[  292.972741]  ? check_preemption_disabled+0x48/0x200
[  292.976265] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  292.981704]  run_timer_softirq+0x52/0xb0
[  292.981721]  ? rcu_read_lock_sched_held+0x108/0x120
[  292.981742]  __do_softirq+0x30b/0xad8
[  292.985186] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  292.990164]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  292.996624] syz-fuzzer cpuset=
[  293.000678]  ? pvclock_read_flags+0x160/0x160
[  293.005667] /
[  293.009461]  ? lapic_next_event+0x5a/0x90
[  293.019666]  mems_allowed=0
[  293.024763]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.046715]  ? check_preemption_disabled+0x48/0x200
[  293.051731]  ? check_preemption_disabled+0x48/0x200
[  293.056756]  ? kvm_clock_read+0x18/0x30
[  293.060732]  ? kvm_sched_clock_read+0x9/0x20
[  293.065148]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.070688]  ? check_preemption_disabled+0x48/0x200
[  293.075719]  irq_exit+0x17f/0x1c0
[  293.079180]  smp_apic_timer_interrupt+0x1cb/0x760
[  293.084027]  ? smp_reschedule_interrupt+0x109/0x650
[  293.089078]  ? smp_call_function_single_interrupt+0x650/0x650
[  293.094969]  ? interrupt_entry+0xb5/0xf0
[  293.099052]  ? trace_hardirqs_off_caller+0xbb/0x300
[  293.104069]  ? trace_hardirqs_off_caller+0xbb/0x300
[  293.109090]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.113942]  ? trace_hardirqs_off+0x300/0x300
[  293.118447]  ? trace_hardirqs_off+0x300/0x300
[  293.122949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.128506]  ? check_preemption_disabled+0x48/0x200
[  293.133530]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.139081]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.143943]  apic_timer_interrupt+0xf/0x20
[  293.148175]  </IRQ>
[  293.150418] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  293.155357] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  293.174279] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  293.182009] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  293.189292] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  293.196574] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  293.203856] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  293.211133] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  293.218455]  skb_clone+0x1bb/0x500
[  293.222009]  ? skb_split+0x11e0/0x11e0
[  293.225908]  ? dev_forward_skb+0x4c/0x60
[  293.229975]  ? __bpf_redirect+0x54b/0xb20
[  293.234139]  ? __switch_to_asm+0x34/0x70
[  293.238207]  bpf_clone_redirect+0xb9/0x490
[  293.242456]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  293.247479]  ? __sched_text_start+0x8/0x8
[  293.251632]  ? lockdep_hardirqs_on+0x421/0x5c0
[  293.256214]  ? retint_kernel+0x2d/0x2d
[  293.260107]  ? trace_hardirqs_on_caller+0xc0/0x300
[  293.265048]  ? find_held_lock+0x36/0x1c0
[  293.269117]  ? lock_acquire+0x1ed/0x520
[  293.273092]  ? bpf_test_run+0x32e/0x5a0
[  293.277073]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.282614]  ? check_preemption_disabled+0x48/0x200
[  293.287642]  ? kasan_check_read+0x11/0x20
[  293.291803]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  293.297093]  ? rcu_bh_qs+0xc0/0xc0
[  293.300646]  ? preempt_schedule+0x4d/0x60
[  293.304802]  ? ___preempt_schedule+0x16/0x18
[  293.309221]  ? bpf_test_run+0x1c0/0x5a0
[  293.313210]  ? netlink_diag_dump+0x2a0/0x2a0
[  293.317628]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.323164]  ? bpf_test_init.isra.9+0x70/0x100
[  293.327752]  ? bpf_prog_test_run_skb+0x634/0xb40
[  293.332520]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  293.337364]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  293.342900]  ? fput+0x130/0x1a0
[  293.346185]  ? __bpf_prog_get+0x9b/0x290
[  293.350249]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  293.355095]  ? bpf_prog_test_run+0x130/0x1a0
[  293.359512]  ? __x64_sys_bpf+0x3d8/0x510
[  293.363576]  ? bpf_prog_get+0x20/0x20
[  293.367388]  ? ksys_ioctl+0x81/0xd0
[  293.371037]  ? do_syscall_64+0x1b9/0x820
[  293.375101]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  293.380485]  ? syscall_return_slowpath+0x5e0/0x5e0
[  293.385434]  ? trace_hardirqs_off+0x300/0x300
[  293.389940]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  293.394963]  ? recalc_sigpending_tsk+0x180/0x180
[  293.399734]  ? kasan_check_write+0x14/0x20
[  293.403990]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.408847]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  293.414240] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  293.414334] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  293.421171] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  293.421177] Call Trace:
[  293.421185]  <IRQ>
[  293.421205]  dump_stack+0x1c4/0x2b4
[  293.421221]  ? dump_stack_print_info.cold.2+0x52/0x52
[  293.421249]  warn_alloc.cold.118+0xb7/0x1bd
[  293.427871] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  293.437079]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  293.439632] syz-executor0 cpuset=
[  293.441792]  ? lock_downgrade+0x900/0x900
[  293.445380] syz0
[  293.450568]  ? trace_hardirqs_off+0xb8/0x300
[  293.454862]  mems_allowed=0
[  293.465341]  ? trace_hardirqs_off+0xb8/0x300
[  293.491409]  __alloc_pages_slowpath+0x2667/0x2d80
[  293.496287]  ? warn_alloc+0x120/0x120
[  293.500098]  ? warn_alloc+0x120/0x120
[  293.503909]  ? print_usage_bug+0xc0/0xc0
[  293.507989]  ? warn_alloc+0x120/0x120
[  293.511808]  ? print_usage_bug+0xc0/0xc0
[  293.515876]  ? __lock_acquire+0x7ec/0x4ec0
[  293.520115]  ? __lock_acquire+0x7ec/0x4ec0
[  293.524358]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.529903]  ? should_fail+0x22d/0xd01
[  293.533800]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  293.538906]  ? __lock_acquire+0x7ec/0x4ec0
[  293.543147]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  293.548249]  ? __lock_acquire+0x7ec/0x4ec0
[  293.552486]  ? should_fail+0x22d/0xd01
[  293.556385]  ? mark_held_locks+0x130/0x130
[  293.560627]  ? mark_held_locks+0x130/0x130
[  293.564864]  ? graph_lock+0x170/0x170
[  293.568673]  ? graph_lock+0x170/0x170
[  293.572480]  ? graph_lock+0x170/0x170
[  293.576288]  ? print_usage_bug+0xc0/0xc0
[  293.580356]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.585896]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.591435]  ? check_preemption_disabled+0x48/0x200
[  293.596461]  ? check_preemption_disabled+0x48/0x200
[  293.601499]  ? __lock_is_held+0xb5/0x140
[  293.605576]  __alloc_pages_nodemask+0xa80/0xde0
[  293.610251]  ? graph_lock+0x170/0x170
[  293.614065]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  293.619086]  ? graph_lock+0x170/0x170
[  293.622898]  ? find_held_lock+0x36/0x1c0
[  293.626972]  ? ____cache_alloc_node+0x1c7/0x1e0
[  293.631660]  ? lock_downgrade+0x900/0x900
[  293.635834]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.641397]  cache_grow_begin+0x91/0x8c0
[  293.645465]  ? do_raw_spin_unlock+0xa7/0x2f0
[  293.649887]  fallback_alloc+0x203/0x2e0
[  293.653872]  ____cache_alloc_node+0x1c7/0x1e0
[  293.658377]  kmem_cache_alloc_node+0xe3/0x730
[  293.662891]  ? ipv6_get_ifaddr+0x42e/0x620
[  293.667141]  __alloc_skb+0x119/0x770
[  293.670858]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  293.676141]  ? skb_scrub_packet+0x490/0x490
[  293.680464]  ? lock_downgrade+0x900/0x900
[  293.684623]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.690163]  ? refcount_sub_and_test_checked+0x203/0x310
[  293.695622]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  293.701077]  ? addrconf_rs_timer+0x6f0/0x6f0
[  293.705504]  ndisc_alloc_skb+0x144/0x340
[  293.709574]  ndisc_send_rs+0x331/0x6e0
[  293.713471]  addrconf_rs_timer+0x3c0/0x6f0
[  293.717717]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.721972]  call_timer_fn+0x272/0x920
[  293.725879]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.730129]  ? process_timeout+0x40/0x40
[  293.734200]  ? find_held_lock+0x36/0x1c0
[  293.738277]  ? mark_held_locks+0xc7/0x130
[  293.742431]  ? _raw_spin_unlock_irq+0x27/0x80
[  293.746925]  ? _raw_spin_unlock_irq+0x27/0x80
[  293.751425]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.755660]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  293.760252]  ? trace_hardirqs_on+0xbd/0x310
[  293.764574]  ? kasan_check_read+0x11/0x20
[  293.768730]  ? __run_timers+0x7da/0xc70
[  293.772710]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  293.778168]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.782412]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.786650]  __run_timers+0x7e5/0xc70
[  293.790471]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  293.795840]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  293.800858]  ? graph_lock+0x170/0x170
[  293.804669]  ? print_usage_bug+0xc0/0xc0
[  293.808729]  ? lock_release+0x970/0x970
[  293.812716]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  293.817928]  ? find_held_lock+0x36/0x1c0
[  293.822011]  ? graph_lock+0x170/0x170
[  293.825822]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.831634]  ? check_preemption_disabled+0x48/0x200
[  293.836664]  ? __lock_is_held+0xb5/0x140
[  293.840732]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.846278]  ? check_preemption_disabled+0x48/0x200
[  293.851313]  run_timer_softirq+0x52/0xb0
[  293.855384]  ? rcu_read_lock_sched_held+0x108/0x120
[  293.860410]  __do_softirq+0x30b/0xad8
[  293.864241]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  293.869357]  ? pvclock_read_flags+0x160/0x160
[  293.873877]  ? lapic_next_event+0x5a/0x90
[  293.878035]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.883575]  ? check_preemption_disabled+0x48/0x200
[  293.888591]  ? check_preemption_disabled+0x48/0x200
[  293.893616]  ? kvm_clock_read+0x18/0x30
[  293.897592]  ? kvm_sched_clock_read+0x9/0x20
[  293.902015]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.907559]  ? check_preemption_disabled+0x48/0x200
[  293.912591]  irq_exit+0x17f/0x1c0
[  293.916055]  smp_apic_timer_interrupt+0x1cb/0x760
[  293.920906]  ? smp_call_function_single_interrupt+0x650/0x650
[  293.926801]  ? interrupt_entry+0xb5/0xf0
[  293.930867]  ? trace_hardirqs_off_caller+0xbb/0x300
[  293.935888]  ? trace_hardirqs_off_caller+0xbb/0x300
[  293.940920]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.945791]  ? trace_hardirqs_off+0x300/0x300
[  293.950309]  ? trace_hardirqs_off+0x300/0x300
[  293.954821]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.960823]  ? check_preemption_disabled+0x48/0x200
[  293.965843]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.971390]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.976253]  apic_timer_interrupt+0xf/0x20
[  293.980489]  </IRQ>
[  293.982737] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  293.988111] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  294.007018] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  294.014740] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  294.022021] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  294.029304] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  294.036587] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  294.043859] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  294.051184]  ? page_evictable+0x35d/0x540
[  294.055362]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  294.060913]  page_evictable+0x36b/0x540
[  294.064900]  ? kswapd_stop+0x100/0x100
[  294.068798]  ? ___might_sleep+0x1ed/0x300
[  294.072953]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  294.078425]  ? arch_local_save_flags+0x40/0x40
[  294.083025]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.088576]  ? check_preemption_disabled+0x48/0x200
[  294.093620]  shrink_active_list+0x845/0x1c20
[  294.098041]  ? free_unref_page_list+0xc0f/0x11e0
[  294.102822]  ? shrink_inactive_list+0x1c60/0x1c60
[  294.107686]  ? graph_lock+0x170/0x170
[  294.111491]  ? __page_frag_cache_drain+0x200/0x200
[  294.116422]  ? print_usage_bug+0xc0/0xc0
[  294.120500]  ? find_held_lock+0x36/0x1c0
[  294.124566]  ? graph_lock+0x170/0x170
[  294.128368]  ? mark_held_locks+0xc7/0x130
[  294.132522]  ? check_preemption_disabled+0x48/0x200
[  294.137537]  ? check_preemption_disabled+0x48/0x200
[  294.142565]  ? graph_lock+0x170/0x170
[  294.146366]  ? __lock_is_held+0xb5/0x140
[  294.150435]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.155976]  ? check_preemption_disabled+0x48/0x200
[  294.161022]  ? __lock_is_held+0xb5/0x140
[  294.165272]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  294.170295]  ? inactive_list_is_low+0x305/0x880
[  294.174977]  ? lruvec_lru_size+0x450/0x450
[  294.179227]  ? kasan_check_read+0x11/0x20
[  294.183400]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  294.188359]  shrink_node_memcg+0x803/0x18e0
[  294.192711]  ? shrink_active_list+0x1c20/0x1c20
[  294.197391]  ? lockdep_hardirqs_on+0x421/0x5c0
[  294.201991]  ? trace_hardirqs_on+0xbd/0x310
[  294.206320]  ? vmpressure+0x294/0x310
[  294.210130]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  294.215613]  shrink_node+0x3bc/0x16b0
[  294.219422]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  294.224729]  ? shrink_node_memcg+0x18e0/0x18e0
[  294.229316]  ? lockdep_hardirqs_on+0x421/0x5c0
[  294.233907]  ? trace_hardirqs_on+0xbd/0x310
[  294.238234]  ? vmpressure+0x294/0x310
[  294.242042]  ? do_raw_spin_unlock+0xa7/0x2f0
[  294.246455]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  294.251050]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  294.256591]  ? __cpuset_node_allowed+0x19b/0x660
[  294.261353]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  294.267071]  ? vmpressure+0x1c9/0x310
[  294.270887]  do_try_to_free_pages+0x3e7/0x1290
[  294.275502]  ? shrink_node+0x16b0/0x16b0
[  294.279575]  ? __lock_is_held+0xb5/0x140
[  294.283656]  try_to_free_pages+0x4d0/0xb90
[  294.287904]  ? do_try_to_free_pages+0x1290/0x1290
[  294.292751]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.298312]  ? lock_acquire+0x1ed/0x520
[  294.302296]  ? set_page_refcounted+0x280/0x280
[  294.306889]  ? lock_release+0x970/0x970
[  294.310881]  ? ___might_sleep+0x1ed/0x300
[  294.315054]  ? arch_local_save_flags+0x40/0x40
[  294.319658]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  294.324684]  ? __radix_tree_lookup+0x358/0x4c0
[  294.329279]  __alloc_pages_slowpath+0x993/0x2d80
[  294.334073]  ? kasan_check_read+0x11/0x20
[  294.338231]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  294.343514]  ? warn_alloc+0x120/0x120
[  294.347320]  ? __radix_tree_lookup+0x4c0/0x4c0
[  294.351918]  ? find_get_entry+0x2f2/0xc40
[  294.356082]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.361624]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  294.366567]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.372110]  ? should_fail+0x22d/0xd01
[  294.376014]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  294.381126]  ? __lock_is_held+0xb5/0x140
[  294.385191]  ? graph_lock+0x170/0x170
[  294.389006]  ? graph_lock+0x170/0x170
[  294.392826]  ? __lock_is_held+0xb5/0x140
[  294.396898]  ? __lock_acquire+0x7ec/0x4ec0
[  294.401151]  ? ___might_sleep+0x1ed/0x300
[  294.405310]  ? lock_release+0x970/0x970
[  294.409308]  ? arch_local_save_flags+0x40/0x40
[  294.413925]  ? __might_sleep+0x95/0x190
[  294.417918]  __alloc_pages_nodemask+0xa80/0xde0
[  294.422604]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  294.427632]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  294.433432]  ? kasan_check_read+0x11/0x20
[  294.437590]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  294.442877]  ? graph_lock+0x170/0x170
[  294.446684]  ? print_usage_bug+0xc0/0xc0
[  294.450752]  ? graph_lock+0x170/0x170
[  294.454559]  ? graph_lock+0x170/0x170
[  294.458365]  ? __do_page_cache_readahead+0x7ce/0x980
[  294.463480]  ? find_held_lock+0x36/0x1c0
[  294.467550]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  294.473092]  alloc_pages_current+0x10c/0x210
[  294.477505]  ? lock_downgrade+0x900/0x900
[  294.481662]  __page_cache_alloc+0x38f/0x5b0
[  294.486002]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  294.491801]  ? kasan_check_read+0x11/0x20
[  294.495956]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  294.501253]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  294.505932]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.511478]  ? check_preemption_disabled+0x48/0x200
[  294.516510]  filemap_fault+0x1594/0x25f0
[  294.520588]  ? __lock_page_or_retry+0xa00/0xa00
[  294.525262]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  294.531064]  ? kasan_check_read+0x11/0x20
[  294.535391]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  294.540673]  ? rcu_bh_qs+0xc0/0xc0
[  294.544254]  ? print_usage_bug+0xc0/0xc0
[  294.548328]  ? filemap_map_pages+0xdea/0x1980
[  294.552832]  ? print_usage_bug+0xc0/0xc0
[  294.556909]  ? find_get_pages_range_tag+0x1320/0x1320
[  294.562127]  ? print_usage_bug+0xc0/0xc0
[  294.566208]  ? __lock_acquire+0x7ec/0x4ec0
[  294.570453]  ? graph_lock+0x170/0x170
[  294.574260]  ? __sigqueue_free.part.27+0x7d/0xa0
[  294.579031]  ? __lock_acquire+0x7ec/0x4ec0
[  294.583285]  ? lock_acquire+0x1ed/0x520
[  294.587262]  ? ext4_filemap_fault+0x7a/0xad
[  294.591593]  ? lock_release+0x970/0x970
[  294.595572]  ? arch_local_save_flags+0x40/0x40
[  294.600161]  ? mark_held_locks+0x130/0x130
[  294.604410]  ? down_read+0xb0/0x1d0
[  294.608039]  ? ext4_filemap_fault+0x7a/0xad
[  294.612365]  ? __down_interruptible+0x700/0x700
[  294.617036]  ? graph_lock+0x170/0x170
[  294.620838]  ? __sigqueue_free.part.27+0x7d/0xa0
[  294.625608]  ext4_filemap_fault+0x82/0xad
[  294.629763]  __do_fault+0x100/0x6b0
[  294.633403]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  294.638684]  ? print_bad_pte+0x6c0/0x6c0
[  294.642756]  ? pmd_val+0x88/0x100
[  294.646222]  ? add_mm_counter_fast+0xd0/0xd0
[  294.650632]  ? pmd_val+0x88/0x100
[  294.654087]  ? add_mm_counter_fast+0xd0/0xd0
[  294.658507]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.664052]  __handle_mm_fault+0x3709/0x53e0
[  294.668471]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  294.673319]  ? graph_lock+0x170/0x170
[  294.677121]  ? print_usage_bug+0xc0/0xc0
[  294.681187]  ? graph_lock+0x170/0x170
[  294.684998]  ? graph_lock+0x170/0x170
[  294.688820]  ? handle_mm_fault+0x42a/0xc70
[  294.693063]  ? lock_downgrade+0x900/0x900
[  294.697215]  ? check_preemption_disabled+0x48/0x200
[  294.702241]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  294.708037]  ? kasan_check_read+0x11/0x20
[  294.712191]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  294.717470]  ? rcu_bh_qs+0xc0/0xc0
[  294.721021]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  294.726479]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.732019]  ? check_preemption_disabled+0x48/0x200
[  294.737051]  handle_mm_fault+0x54f/0xc70
[  294.741119]  ? __handle_mm_fault+0x53e0/0x53e0
[  294.745707]  ? find_vma+0x34/0x190
[  294.749257]  __do_page_fault+0x67d/0xed0
[  294.753340]  ? mm_fault_error+0x380/0x380
[  294.757495]  ? syscall_slow_exit_work+0x520/0x520
[  294.762347]  do_page_fault+0xf2/0x7e0
[  294.766150]  ? vmalloc_sync_all+0x30/0x30
[  294.770303]  ? error_entry+0x70/0xd0
[  294.774020]  ? trace_hardirqs_off_caller+0xbb/0x300
[  294.779039]  ? trace_hardirqs_on_caller+0xc0/0x300
[  294.783974]  ? syscall_return_slowpath+0x5e0/0x5e0
[  294.788916]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  294.793765]  ? trace_hardirqs_off+0x300/0x300
[  294.798270]  ? trace_hardirqs_off_caller+0x300/0x300
[  294.803384]  ? prepare_exit_to_usermode+0x291/0x3b0
[  294.808403]  ? page_fault+0x8/0x30
[  294.811947]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  294.816800]  ? page_fault+0x8/0x30
[  294.820348]  page_fault+0x1e/0x30
[  294.823806] RIP: 0033:0x45db60
[  294.827014] Code: Bad RIP value.
[  294.830382] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  294.835749] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  294.843025] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  294.850296] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  294.857565] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  294.864838] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  294.872142] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  294.872148] warn_alloc_show_mem: 1 callbacks suppressed
[  294.872155] Mem-Info:
[  294.879341] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  294.884710] active_anon:41015 inactive_anon:371 isolated_anon:0
[  294.884710]  active_file:15 inactive_file:16 isolated_file:2
[  294.884710]  unevictable:0 dirty:0 writeback:0 unstable:0
[  294.884710]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  294.884710]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  294.884710]  free:13788 free_pcp:262 free_cma:0
[  294.887083] Call Trace:
[  294.896479] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  294.929342]  <IRQ>
[  294.931929] Node 0 
[  294.959620]  dump_stack+0x1c4/0x2b4
[  294.962233] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  294.964443]  ? dump_stack_print_info.cold.2+0x52/0x52
[  294.968065] lowmem_reserve[]: 0
[  294.993582]  warn_alloc.cold.118+0xb7/0x1bd
[  294.998728]  2815 6318
[  295.002021]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  295.006311]  6318
[  295.008835]  ? lock_downgrade+0x900/0x900
[  295.013650] Node 0 
[  295.015712]  ? trace_hardirqs_off+0xb8/0x300
[  295.019858] DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  295.022067]  ? trace_hardirqs_off+0xb8/0x300
[  295.026442] lowmem_reserve[]: 0
[  295.053434]  __alloc_pages_slowpath+0x2667/0x2d80
[  295.057830]  0
[  295.061170]  ? warn_alloc+0x120/0x120
[  295.065950]  3503
[  295.067752]  ? warn_alloc+0x120/0x120
[  295.071529]  3503
[  295.073587]  ? print_usage_bug+0xc0/0xc0
[  295.079415]  ? warn_alloc+0x120/0x120
[  295.083454] Node 0 
[  295.087242]  ? print_usage_bug+0xc0/0xc0
[  295.087274] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  295.087282] lowmem_reserve[]:
[  295.089518]  ? warn_alloc+0x120/0x120
[  295.093553]  0
[  295.121917]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.125002]  0
[  295.128803]  ? should_fail+0x22d/0xd01
[  295.130575]  0
[  295.136108]  ? __lock_acquire+0x7ec/0x4ec0
[  295.137886]  0
[  295.141768]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  295.147781]  ? __lock_acquire+0x7ec/0x4ec0
[  295.147799]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  295.149575] Node 0 
[  295.154668]  ? __lock_acquire+0x7ec/0x4ec0
[  295.158879] DMA: 
[  295.163976]  ? should_fail+0x22d/0xd01
[  295.166230] 1*4kB 
[  295.170458]  ? mark_held_locks+0x130/0x130
[  295.172491] (U) 
[  295.176373]  ? mark_held_locks+0x130/0x130
[  295.178503] 0*8kB 
[  295.182730]  ? mark_held_locks+0x130/0x130
[  295.184700] 0*16kB 
[  295.188933]  ? graph_lock+0x170/0x170
[  295.191061] 1*32kB 
[  295.195292]  ? print_usage_bug+0xc0/0xc0
[  295.197506] (U) 
[  295.201310]  ? mark_held_locks+0x130/0x130
[  295.203527] 2*64kB 
[  295.207584]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.209531] (U) 
[  295.213760]  ? check_preemption_disabled+0x48/0x200
[  295.215977] 1*128kB 
[  295.221513]  ? check_preemption_disabled+0x48/0x200
[  295.223474] (U) 
[  295.228486]  ? __lock_is_held+0xb5/0x140
[  295.230785] 1*256kB 
[  295.235799]  __alloc_pages_nodemask+0xa80/0xde0
[  295.237748] (U) 
[  295.241803]  ? graph_lock+0x170/0x170
[  295.244106] 0*512kB 
[  295.248786]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  295.250739] 1*1024kB 
[  295.254528]  ? graph_lock+0x170/0x170
[  295.256828] (U) 
[  295.261842]  ? find_held_lock+0x36/0x1c0
[  295.264224] 1*2048kB 
[  295.268047]  ? ____cache_alloc_node+0x1c7/0x1e0
[  295.269997] (M) 
[  295.274055]  ? lock_downgrade+0x900/0x900
[  295.276443] 3*4096kB 
[  295.281109]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.283058] (M) 
[  295.287202]  cache_grow_begin+0x91/0x8c0
[  295.289584] = 15908kB
[  295.295121]  ? do_raw_spin_unlock+0xa7/0x2f0
[  295.297075] Node 0 
[  295.301136]  fallback_alloc+0x203/0x2e0
[  295.303516] DMA32: 
[  295.307919]  ____cache_alloc_node+0x1c7/0x1e0
[  295.310132] 3*4kB 
[  295.314102]  kmem_cache_alloc_node+0xe3/0x730
[  295.316314] (M) 
[  295.320810]  ? ipv6_get_ifaddr+0x42e/0x620
[  295.322931] 2*8kB 
[  295.327425]  __alloc_skb+0x119/0x770
[  295.329373] (M) 
[  295.333611]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  295.335755] 1*16kB 
[  295.339465]  ? skb_scrub_packet+0x490/0x490
[  295.341414] (M) 
[  295.346690]  ? lock_downgrade+0x900/0x900
[  295.348902] 1*32kB 
[  295.353233]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.355193] (M) 
[  295.359338]  ? refcount_sub_and_test_checked+0x203/0x310
[  295.361548] 3*64kB 
[  295.367080]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  295.369033] (UM) 
[  295.374481]  ? addrconf_rs_timer+0x6f0/0x6f0
[  295.376695] 3*128kB 
[  295.382146]  ndisc_alloc_skb+0x144/0x340
[  295.384174] (M) 
[  295.388579]  ndisc_send_rs+0x331/0x6e0
[  295.390875] 2*256kB 
[  295.394931]  addrconf_rs_timer+0x3c0/0x6f0
[  295.396884] (M) 
[  295.400774]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.403075] 3*512kB 
[  295.407330]  call_timer_fn+0x272/0x920
[  295.409276] (M) 
[  295.413505]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.415809] 4*1024kB 
[  295.419688]  ? process_timeout+0x40/0x40
[  295.421640] (UM) 
[  295.425870]  ? find_held_lock+0x36/0x1c0
[  295.428257] 3*2048kB 
[  295.432318]  ? __run_timers+0x7da/0xc70
[  295.434353] (UM) 
[  295.438411]  ? _raw_spin_unlock_irq+0x27/0x80
[  295.440802] 3*4096kB 
[  295.444765]  ? _raw_spin_unlock_irq+0x27/0x80
[  295.446811] (M) 
[  295.451300]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.453690] = 25228kB
[  295.458180]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  295.460135] Node 0 
[  295.464362]  ? trace_hardirqs_on+0xbd/0x310
[  295.466744] Normal: 
[  295.471321]  ? kasan_check_read+0x11/0x20
[  295.473535] 866*4kB 
[  295.477852]  ? __run_timers+0x7da/0xc70
[  295.480154] (ME) 
[  295.484299]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  295.486597] 469*8kB 
[  295.490563]  ? tcp_compressed_ack_kick+0x220/0x220
[  295.492602] (UME) 
[  295.498049]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.500345] 197*16kB 
[  295.505273]  __run_timers+0x7e5/0xc70
[  295.507396] (UME) 
[  295.511630]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  295.514013] 59*32kB 
[  295.517806]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  295.519929] (UME) 
[  295.525284]  ? graph_lock+0x170/0x170
[  295.527582] 18*64kB 
[  295.532590]  ? enqueue_hrtimer+0x1a5/0x560
[  295.534716] (ME) 
[  295.538513]  ? lock_release+0x970/0x970
[  295.540813] 3*128kB 
[  295.545039]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  295.547076] (M) 
[  295.551048]  ? find_held_lock+0x36/0x1c0
[  295.553343] 1*256kB 
[  295.558526]  ? graph_lock+0x170/0x170
[  295.560476] (U) 
[  295.564534]  ? pvclock_read_flags+0x160/0x160
[  295.566830] 0*512kB 
[  295.570622]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.572568] 0*1024kB 0*2048kB 
[  295.577071]  ? check_preemption_disabled+0x48/0x200
[  295.579373] 0*4096kB 
[  295.584909]  ? __lock_is_held+0xb5/0x140
[  295.588064] = 14048kB
[  295.588078] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  295.593080]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.595474] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  295.599519]  ? check_preemption_disabled+0x48/0x200
[  295.601905] 412 total pagecache pages
[  295.610733]  run_timer_softirq+0x52/0xb0
[  295.616251] 0 pages in swap cache
[  295.624819]  ? rcu_read_lock_sched_held+0x108/0x120
[  295.629808] Swap cache stats: add 0, delete 0, find 0/0
[  295.633619]  __do_softirq+0x30b/0xad8
[  295.637650] Free swap  = 0kB
[  295.641131]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  295.646129] Total swap = 0kB
[  295.651489]  ? pvclock_read_flags+0x160/0x160
[  295.655264] 1965979 pages RAM
[  295.658307]  ? lapic_next_event+0x5a/0x90
[  295.663380] 0 pages HighMem/MovableOnly
[  295.663389] 343323 pages reserved
[  295.666402]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.670878] 0 pages cma reserved
[  295.673995]  ? check_preemption_disabled+0x48/0x200
[  295.678196] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  295.682094]  ? check_preemption_disabled+0x48/0x200
[  295.682119]  ? kvm_clock_read+0x18/0x30
[  295.685617] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  295.691075]  ? kvm_sched_clock_read+0x9/0x20
[  295.694413] syz-fuzzer cpuset=
[  295.699425]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.705906] /
[  295.710934]  ? check_preemption_disabled+0x48/0x200
[  295.714881]  mems_allowed=0
[  295.725112]  irq_exit+0x17f/0x1c0
[  295.751299]  smp_apic_timer_interrupt+0x1cb/0x760
[  295.756153]  ? smp_reschedule_interrupt+0x109/0x650
[  295.761176]  ? smp_call_function_single_interrupt+0x650/0x650
[  295.767075]  ? interrupt_entry+0xb5/0xf0
[  295.771142]  ? trace_hardirqs_off_caller+0xbb/0x300
[  295.776172]  ? trace_hardirqs_off_caller+0xbb/0x300
[  295.781197]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.786046]  ? trace_hardirqs_off+0x300/0x300
[  295.790541]  ? trace_hardirqs_off+0x300/0x300
[  295.795067]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.800604]  ? check_preemption_disabled+0x48/0x200
[  295.805624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.811169]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.816034]  apic_timer_interrupt+0xf/0x20
[  295.820265]  </IRQ>
[  295.822517] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  295.827454] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  295.846886] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  295.854599] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  295.861866] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  295.869137] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  295.876404] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  295.883678] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  295.890994]  skb_clone+0x1bb/0x500
[  295.894538]  ? skb_split+0x11e0/0x11e0
[  295.898440]  ? dev_forward_skb+0x4c/0x60
[  295.902511]  ? __bpf_redirect+0x54b/0xb20
[  295.906677]  ? __switch_to_asm+0x34/0x70
[  295.910764]  bpf_clone_redirect+0xb9/0x490
[  295.915019]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  295.920041]  ? __sched_text_start+0x8/0x8
[  295.924224]  ? lockdep_hardirqs_on+0x421/0x5c0
[  295.928823]  ? retint_kernel+0x2d/0x2d
[  295.932714]  ? trace_hardirqs_on_caller+0xc0/0x300
[  295.937652]  ? find_held_lock+0x36/0x1c0
[  295.941723]  ? lock_acquire+0x1ed/0x520
[  295.945700]  ? bpf_test_run+0x32e/0x5a0
[  295.949680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.955218]  ? check_preemption_disabled+0x48/0x200
[  295.960257]  ? kasan_check_read+0x11/0x20
[  295.964656]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  295.969939]  ? rcu_bh_qs+0xc0/0xc0
[  295.973485]  ? preempt_schedule+0x4d/0x60
[  295.977639]  ? ___preempt_schedule+0x16/0x18
[  295.982081]  ? bpf_test_run+0x1c0/0x5a0
[  295.986065]  ? netlink_diag_dump+0x2a0/0x2a0
[  295.990478]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.996017]  ? bpf_test_init.isra.9+0x70/0x100
[  296.000609]  ? bpf_prog_test_run_skb+0x634/0xb40
[  296.005375]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  296.010217]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  296.015931]  ? fput+0x130/0x1a0
[  296.019218]  ? __bpf_prog_get+0x9b/0x290
[  296.023292]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  296.028141]  ? bpf_prog_test_run+0x130/0x1a0
[  296.032554]  ? __x64_sys_bpf+0x3d8/0x510
[  296.036618]  ? bpf_prog_get+0x20/0x20
[  296.040431]  ? ksys_ioctl+0x81/0xd0
[  296.044076]  ? do_syscall_64+0x1b9/0x820
[  296.048158]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  296.053537]  ? syscall_return_slowpath+0x5e0/0x5e0
[  296.058476]  ? trace_hardirqs_off+0x300/0x300
[  296.062975]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  296.068017]  ? recalc_sigpending_tsk+0x180/0x180
[  296.072780]  ? kasan_check_write+0x14/0x20
[  296.077033]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.081896]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  296.087287] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  296.087373] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  296.094216] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  296.094225] Call Trace:
[  296.100811] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  296.110052]  <IRQ>
[  296.112621] syz-executor0 cpuset=
[  296.123101]  dump_stack+0x1c4/0x2b4
[  296.125226] syz0
[  296.128673]  ? dump_stack_print_info.cold.2+0x52/0x52
[  296.132277]  mems_allowed=0
[  296.134253]  warn_alloc.cold.118+0xb7/0x1bd
[  296.146641]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  296.151490]  ? lock_downgrade+0x900/0x900
[  296.155649]  ? trace_hardirqs_off+0xb8/0x300
[  296.160067]  ? trace_hardirqs_off+0xb8/0x300
[  296.164485]  __alloc_pages_slowpath+0x2667/0x2d80
[  296.169363]  ? warn_alloc+0x120/0x120
[  296.173174]  ? warn_alloc+0x120/0x120
[  296.176982]  ? print_usage_bug+0xc0/0xc0
[  296.181056]  ? warn_alloc+0x120/0x120
[  296.184859]  ? print_usage_bug+0xc0/0xc0
[  296.188923]  ? __lock_acquire+0x7ec/0x4ec0
[  296.193159]  ? __lock_acquire+0x7ec/0x4ec0
[  296.197401]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  296.202945]  ? should_fail+0x22d/0xd01
[  296.206839]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  296.211944]  ? __lock_acquire+0x7ec/0x4ec0
[  296.216188]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  296.221295]  ? __lock_acquire+0x7ec/0x4ec0
[  296.225532]  ? should_fail+0x22d/0xd01
[  296.229432]  ? mark_held_locks+0x130/0x130
[  296.233675]  ? mark_held_locks+0x130/0x130
[  296.237913]  ? graph_lock+0x170/0x170
[  296.241718]  ? graph_lock+0x170/0x170
[  296.245524]  ? graph_lock+0x170/0x170
[  296.249327]  ? print_usage_bug+0xc0/0xc0
[  296.253392]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.258937]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.264475]  ? check_preemption_disabled+0x48/0x200
[  296.269490]  ? check_preemption_disabled+0x48/0x200
[  296.274519]  ? __lock_is_held+0xb5/0x140
[  296.278590]  __alloc_pages_nodemask+0xa80/0xde0
[  296.283264]  ? graph_lock+0x170/0x170
[  296.287075]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  296.292092]  ? graph_lock+0x170/0x170
[  296.295908]  ? find_held_lock+0x36/0x1c0
[  296.299993]  ? ____cache_alloc_node+0x1c7/0x1e0
[  296.304667]  ? lock_downgrade+0x900/0x900
[  296.308827]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.314372]  cache_grow_begin+0x91/0x8c0
[  296.318436]  ? do_raw_spin_unlock+0xa7/0x2f0
[  296.322854]  fallback_alloc+0x203/0x2e0
[  296.326840]  ____cache_alloc_node+0x1c7/0x1e0
[  296.331342]  kmem_cache_alloc_node+0xe3/0x730
[  296.335839]  ? ipv6_get_ifaddr+0x42e/0x620
[  296.340090]  __alloc_skb+0x119/0x770
[  296.343811]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  296.349099]  ? skb_scrub_packet+0x490/0x490
[  296.353420]  ? lock_downgrade+0x900/0x900
[  296.357579]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.363123]  ? refcount_sub_and_test_checked+0x203/0x310
[  296.368582]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  296.374040]  ? addrconf_rs_timer+0x6f0/0x6f0
[  296.378468]  ndisc_alloc_skb+0x144/0x340
[  296.382538]  ndisc_send_rs+0x331/0x6e0
[  296.386437]  addrconf_rs_timer+0x3c0/0x6f0
[  296.390682]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.394931]  call_timer_fn+0x272/0x920
[  296.398830]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.403071]  ? process_timeout+0x40/0x40
[  296.407136]  ? find_held_lock+0x36/0x1c0
[  296.411212]  ? mark_held_locks+0xc7/0x130
[  296.415377]  ? _raw_spin_unlock_irq+0x27/0x80
[  296.419890]  ? _raw_spin_unlock_irq+0x27/0x80
[  296.424397]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.428642]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  296.433239]  ? trace_hardirqs_on+0xbd/0x310
[  296.437584]  ? kasan_check_read+0x11/0x20
[  296.441758]  ? __run_timers+0x7da/0xc70
[  296.445747]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  296.451219]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.455469]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.459711]  __run_timers+0x7e5/0xc70
[  296.463527]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  296.468895]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  296.473917]  ? graph_lock+0x170/0x170
[  296.477726]  ? print_usage_bug+0xc0/0xc0
[  296.481792]  ? lock_release+0x970/0x970
[  296.485774]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  296.491006]  ? find_held_lock+0x36/0x1c0
[  296.495072]  ? graph_lock+0x170/0x170
[  296.498879]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.504418]  ? check_preemption_disabled+0x48/0x200
[  296.509451]  ? __lock_is_held+0xb5/0x140
[  296.513518]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.519058]  ? check_preemption_disabled+0x48/0x200
[  296.524087]  run_timer_softirq+0x52/0xb0
[  296.528155]  ? rcu_read_lock_sched_held+0x108/0x120
[  296.533175]  __do_softirq+0x30b/0xad8
[  296.536995]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  296.542111]  ? pvclock_read_flags+0x160/0x160
[  296.546609]  ? lapic_next_event+0x5a/0x90
[  296.550758]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.556302]  ? check_preemption_disabled+0x48/0x200
[  296.561318]  ? check_preemption_disabled+0x48/0x200
[  296.566345]  ? kvm_clock_read+0x18/0x30
[  296.570320]  ? kvm_sched_clock_read+0x9/0x20
[  296.574732]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  296.580270]  ? check_preemption_disabled+0x48/0x200
[  296.585303]  irq_exit+0x17f/0x1c0
[  296.588765]  smp_apic_timer_interrupt+0x1cb/0x760
[  296.593622]  ? smp_call_function_single_interrupt+0x650/0x650
[  296.599509]  ? interrupt_entry+0xb5/0xf0
[  296.603576]  ? trace_hardirqs_off_caller+0xbb/0x300
[  296.608591]  ? trace_hardirqs_off_caller+0xbb/0x300
[  296.613611]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.618454]  ? trace_hardirqs_off+0x300/0x300
[  296.622952]  ? trace_hardirqs_off+0x300/0x300
[  296.627467]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  296.633015]  ? check_preemption_disabled+0x48/0x200
[  296.638032]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  296.643581]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.648440]  apic_timer_interrupt+0xf/0x20
[  296.652671]  </IRQ>
[  296.654910] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  296.660276] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  296.679177] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  296.686893] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  296.694159] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  296.701428] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  296.708697] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  296.715964] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  296.723266]  ? page_evictable+0x35d/0x540
[  296.727426]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  296.732962]  page_evictable+0x36b/0x540
[  296.736951]  ? kswapd_stop+0x100/0x100
[  296.740853]  ? ___might_sleep+0x1ed/0x300
[  296.745010]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  296.750470]  ? arch_local_save_flags+0x40/0x40
[  296.755058]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.760596]  ? check_preemption_disabled+0x48/0x200
[  296.765623]  shrink_active_list+0x845/0x1c20
[  296.770036]  ? free_unref_page_list+0xc0f/0x11e0
[  296.774815]  ? shrink_inactive_list+0x1c60/0x1c60
[  296.779676]  ? graph_lock+0x170/0x170
[  296.783480]  ? __page_frag_cache_drain+0x200/0x200
[  296.788412]  ? print_usage_bug+0xc0/0xc0
[  296.792495]  ? find_held_lock+0x36/0x1c0
[  296.796565]  ? graph_lock+0x170/0x170
[  296.800373]  ? mark_held_locks+0xc7/0x130
[  296.804527]  ? check_preemption_disabled+0x48/0x200
[  296.809544]  ? check_preemption_disabled+0x48/0x200
[  296.814580]  ? graph_lock+0x170/0x170
[  296.818385]  ? __lock_is_held+0xb5/0x140
[  296.822456]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.828014]  ? check_preemption_disabled+0x48/0x200
[  296.833062]  ? __lock_is_held+0xb5/0x140
[  296.837148]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  296.842170]  ? inactive_list_is_low+0x305/0x880
[  296.846848]  ? lruvec_lru_size+0x450/0x450
[  296.851084]  ? kasan_check_read+0x11/0x20
[  296.855243]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  296.860187]  shrink_node_memcg+0x803/0x18e0
[  296.864532]  ? shrink_active_list+0x1c20/0x1c20
[  296.869214]  ? lockdep_hardirqs_on+0x421/0x5c0
[  296.873805]  ? trace_hardirqs_on+0xbd/0x310
[  296.878133]  ? vmpressure+0x294/0x310
[  296.881937]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  296.887415]  shrink_node+0x3bc/0x16b0
[  296.891223]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  296.896526]  ? shrink_node_memcg+0x18e0/0x18e0
[  296.901112]  ? lockdep_hardirqs_on+0x421/0x5c0
[  296.905699]  ? trace_hardirqs_on+0xbd/0x310
[  296.910028]  ? vmpressure+0x294/0x310
[  296.913838]  ? do_raw_spin_unlock+0xa7/0x2f0
[  296.918252]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  296.922847]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  296.928391]  ? __cpuset_node_allowed+0x19b/0x660
[  296.933154]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  296.938872]  ? vmpressure+0x1c9/0x310
[  296.942690]  do_try_to_free_pages+0x3e7/0x1290
[  296.947301]  ? shrink_node+0x16b0/0x16b0
[  296.951369]  ? __lock_is_held+0xb5/0x140
[  296.955448]  try_to_free_pages+0x4d0/0xb90
[  296.959693]  ? do_try_to_free_pages+0x1290/0x1290
[  296.964543]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.970102]  ? lock_acquire+0x1ed/0x520
[  296.974084]  ? set_page_refcounted+0x280/0x280
[  296.978679]  ? lock_release+0x970/0x970
[  296.982663]  ? ___might_sleep+0x1ed/0x300
[  296.986816]  ? arch_local_save_flags+0x40/0x40
[  296.991404]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  296.996427]  ? __radix_tree_lookup+0x358/0x4c0
[  297.001027]  __alloc_pages_slowpath+0x993/0x2d80
[  297.005875]  ? kasan_check_read+0x11/0x20
[  297.010031]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  297.015310]  ? warn_alloc+0x120/0x120
[  297.019114]  ? __radix_tree_lookup+0x4c0/0x4c0
[  297.023713]  ? find_get_entry+0x2f2/0xc40
[  297.027873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.033417]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  297.038350]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.043891]  ? should_fail+0x22d/0xd01
[  297.047819]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  297.052924]  ? __lock_is_held+0xb5/0x140
[  297.056992]  ? graph_lock+0x170/0x170
[  297.060804]  ? graph_lock+0x170/0x170
[  297.064626]  ? __lock_is_held+0xb5/0x140
[  297.068697]  ? __lock_acquire+0x7ec/0x4ec0
[  297.072942]  ? ___might_sleep+0x1ed/0x300
[  297.077091]  ? lock_release+0x970/0x970
[  297.081072]  ? arch_local_save_flags+0x40/0x40
[  297.085666]  ? __might_sleep+0x95/0x190
[  297.089647]  __alloc_pages_nodemask+0xa80/0xde0
[  297.094329]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  297.099355]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  297.105154]  ? kasan_check_read+0x11/0x20
[  297.109306]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  297.114589]  ? graph_lock+0x170/0x170
[  297.118390]  ? print_usage_bug+0xc0/0xc0
[  297.122457]  ? graph_lock+0x170/0x170
[  297.126262]  ? graph_lock+0x170/0x170
[  297.130066]  ? __do_page_cache_readahead+0x7ce/0x980
[  297.135181]  ? find_held_lock+0x36/0x1c0
[  297.139249]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  297.144801]  alloc_pages_current+0x10c/0x210
[  297.149217]  ? lock_downgrade+0x900/0x900
[  297.153375]  __page_cache_alloc+0x38f/0x5b0
[  297.157707]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  297.163540]  ? kasan_check_read+0x11/0x20
[  297.167707]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  297.173009]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  297.177690]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.183234]  ? check_preemption_disabled+0x48/0x200
[  297.188268]  filemap_fault+0x1594/0x25f0
[  297.192353]  ? __lock_page_or_retry+0xa00/0xa00
[  297.197037]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  297.202841]  ? kasan_check_read+0x11/0x20
[  297.207024]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  297.212309]  ? rcu_bh_qs+0xc0/0xc0
[  297.215872]  ? print_usage_bug+0xc0/0xc0
[  297.219960]  ? filemap_map_pages+0xdea/0x1980
[  297.224474]  ? print_usage_bug+0xc0/0xc0
[  297.228546]  ? find_get_pages_range_tag+0x1320/0x1320
[  297.233746]  ? print_usage_bug+0xc0/0xc0
[  297.237831]  ? __lock_acquire+0x7ec/0x4ec0
[  297.242069]  ? graph_lock+0x170/0x170
[  297.245889]  ? __sigqueue_free.part.27+0x7d/0xa0
[  297.250668]  ? __lock_acquire+0x7ec/0x4ec0
[  297.254920]  ? lock_acquire+0x1ed/0x520
[  297.258897]  ? ext4_filemap_fault+0x7a/0xad
[  297.263242]  ? lock_release+0x970/0x970
[  297.267221]  ? arch_local_save_flags+0x40/0x40
[  297.271809]  ? mark_held_locks+0x130/0x130
[  297.276058]  ? down_read+0xb0/0x1d0
[  297.279687]  ? ext4_filemap_fault+0x7a/0xad
[  297.284019]  ? __down_interruptible+0x700/0x700
[  297.288692]  ? graph_lock+0x170/0x170
[  297.292497]  ? __sigqueue_free.part.27+0x7d/0xa0
[  297.297271]  ext4_filemap_fault+0x82/0xad
[  297.301427]  __do_fault+0x100/0x6b0
[  297.305059]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  297.310342]  ? print_bad_pte+0x6c0/0x6c0
[  297.314413]  ? pmd_val+0x88/0x100
[  297.317873]  ? add_mm_counter_fast+0xd0/0xd0
[  297.322283]  ? pmd_val+0x88/0x100
[  297.325742]  ? add_mm_counter_fast+0xd0/0xd0
[  297.330163]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.335709]  __handle_mm_fault+0x3709/0x53e0
[  297.340131]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  297.344976]  ? graph_lock+0x170/0x170
[  297.348793]  ? print_usage_bug+0xc0/0xc0
[  297.352864]  ? graph_lock+0x170/0x170
[  297.356664]  ? graph_lock+0x170/0x170
[  297.360488]  ? handle_mm_fault+0x42a/0xc70
[  297.364723]  ? lock_downgrade+0x900/0x900
[  297.368871]  ? check_preemption_disabled+0x48/0x200
[  297.373910]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  297.379721]  ? kasan_check_read+0x11/0x20
[  297.383874]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  297.389154]  ? rcu_bh_qs+0xc0/0xc0
[  297.392698]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  297.398155]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.403693]  ? check_preemption_disabled+0x48/0x200
[  297.408722]  handle_mm_fault+0x54f/0xc70
[  297.412822]  ? __handle_mm_fault+0x53e0/0x53e0
[  297.417414]  ? find_vma+0x34/0x190
[  297.420963]  __do_page_fault+0x67d/0xed0
[  297.425043]  ? mm_fault_error+0x380/0x380
[  297.429201]  ? syscall_slow_exit_work+0x520/0x520
[  297.434055]  do_page_fault+0xf2/0x7e0
[  297.437890]  ? vmalloc_sync_all+0x30/0x30
[  297.442063]  ? error_entry+0x70/0xd0
[  297.445788]  ? trace_hardirqs_off_caller+0xbb/0x300
[  297.450805]  ? trace_hardirqs_on_caller+0xc0/0x300
[  297.455738]  ? syscall_return_slowpath+0x5e0/0x5e0
[  297.460702]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  297.465548]  ? trace_hardirqs_off+0x300/0x300
[  297.470042]  ? trace_hardirqs_off_caller+0x300/0x300
[  297.475151]  ? prepare_exit_to_usermode+0x291/0x3b0
[  297.480205]  ? page_fault+0x8/0x30
[  297.483750]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  297.488604]  ? page_fault+0x8/0x30
[  297.492146]  page_fault+0x1e/0x30
[  297.495603] RIP: 0033:0x45db60
[  297.498818] Code: Bad RIP value.
[  297.502196] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  297.507561] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  297.514830] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  297.522099] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  297.529368] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  297.536638] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  297.543941] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  297.543947] warn_alloc_show_mem: 1 callbacks suppressed
[  297.543955] Mem-Info:
[  297.551157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  297.556528] active_anon:41015 inactive_anon:371 isolated_anon:0
[  297.556528]  active_file:15 inactive_file:16 isolated_file:2
[  297.556528]  unevictable:0 dirty:0 writeback:0 unstable:0
[  297.556528]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  297.556528]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  297.556528]  free:13788 free_pcp:262 free_cma:0
[  297.558920] Call Trace:
[  297.568322] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  297.601184]  <IRQ>
[  297.603753] Node 0 
[  297.631433]  dump_stack+0x1c4/0x2b4
[  297.633579] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  297.635792]  ? dump_stack_print_info.cold.2+0x52/0x52
[  297.639396] lowmem_reserve[]:
[  297.664919]  warn_alloc.cold.118+0xb7/0x1bd
[  297.670076]  0
[  297.673176]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  297.677473]  2815
[  297.679275]  ? lock_downgrade+0x900/0x900
[  297.684103]  6318
[  297.686166]  ? trace_hardirqs_off+0xb8/0x300
[  297.690283]  6318
[  297.692341]  ? trace_hardirqs_off+0xb8/0x300
[  297.698780]  __alloc_pages_slowpath+0x2667/0x2d80
[  297.703164] Node 0 DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  297.708039]  ? warn_alloc+0x120/0x120
[  297.708055]  ? trace_hardirqs_on+0x310/0x310
[  297.735630] lowmem_reserve[]:
[  297.739437]  ? warn_alloc+0x120/0x120
[  297.743810]  0
[  297.746911]  ? print_usage_bug+0xc0/0xc0
[  297.750684]  0
[  297.752481]  ? warn_alloc+0x120/0x120
[  297.756516]  3503
[  297.758316]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  297.762086]  3503
[  297.764142]  ? print_usage_bug+0xc0/0xc0
[  297.771190]  ? __lock_acquire+0x7ec/0x4ec0
[  297.775227] Node 0 
[  297.779450]  ? __lock_acquire+0x7ec/0x4ec0
[  297.779487] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  297.781691]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.785903] lowmem_reserve[]:
[  297.814267]  ? should_fail+0x22d/0xd01
[  297.819783]  0
[  297.822913]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  297.826774]  0
[  297.828572]  ? __lock_acquire+0x7ec/0x4ec0
[  297.833900]  0
[  297.835702]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  297.839907]  0
[  297.841704]  ? __lock_acquire+0x7ec/0x4ec0
[  297.848584]  ? should_fail+0x22d/0xd01
[  297.852794] Node 0 
[  297.856668]  ? print_usage_bug+0xc0/0xc0
[  297.856679] DMA: 
[  297.858914]  ? mark_held_locks+0x130/0x130
[  297.862944] 1*4kB 
[  297.865008]  ? mark_held_locks+0x130/0x130
[  297.869219] (U) 
[  297.871369]  ? graph_lock+0x170/0x170
[  297.875577] 0*8kB 
[  297.877548]  ? print_usage_bug+0xc0/0xc0
[  297.881326] 0*16kB 
[  297.883475]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  297.887508] 1*32kB 
[  297.889742]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.894469] (U) 
[  297.896706]  ? check_preemption_disabled+0x48/0x200
[  297.902218] 2*64kB 
[  297.904192]  ? check_preemption_disabled+0x48/0x200
[  297.904220]  ? __lock_is_held+0xb5/0x140
[  297.909207] (U) 
[  297.911449]  __alloc_pages_nodemask+0xa80/0xde0
[  297.916445] 1*128kB 
[  297.920512]  ? graph_lock+0x170/0x170
[  297.922453] (U) 
[  297.927120]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  297.929420] 1*256kB 
[  297.933215]  ? graph_lock+0x170/0x170
[  297.935165] (U) 
[  297.940190]  ? find_held_lock+0x36/0x1c0
[  297.942482] 0*512kB 
[  297.946297]  ? ____cache_alloc_node+0x1c7/0x1e0
[  297.948236] 1*1024kB 
[  297.952296]  ? lock_downgrade+0x900/0x900
[  297.954593] (U) 
[  297.959261]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.962125] 1*2048kB (M) 
[  297.966291]  cache_grow_begin+0x91/0x8c0
[  297.968238] 3*4096kB 
[  297.973798]  ? do_raw_spin_unlock+0xa7/0x2f0
[  297.976530] (M) 
[  297.980589]  fallback_alloc+0x203/0x2e0
[  297.982967] = 15908kB
[  297.982975] Node 0 
[  297.987389]  ____cache_alloc_node+0x1c7/0x1e0
[  297.989339] DMA32: 
[  297.993310]  kmem_cache_alloc_node+0xe3/0x730
[  297.995693] 3*4kB 
[  297.997927]  ? ipv6_get_ifaddr+0x42e/0x620
[  298.002394] (M) 
[  298.004629]  __alloc_skb+0x119/0x770
[  298.009095] 2*8kB 
[  298.011320]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  298.015524] (M) 
[  298.017499]  ? skb_scrub_packet+0x490/0x490
[  298.021185] 1*16kB 
[  298.023333]  ? lock_downgrade+0x900/0x900
[  298.028583] (M) 
[  298.030563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.034852] 1*32kB 
[  298.037116]  ? refcount_sub_and_test_checked+0x203/0x310
[  298.041235] (M) 
[  298.043208]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  298.048720] 3*64kB 
[  298.050978]  ? addrconf_rs_timer+0x6f0/0x6f0
[  298.056413] (UM) 3*128kB 
[  298.058403]  ndisc_alloc_skb+0x144/0x340
[  298.063815] (M) 
[  298.066054]  ndisc_send_rs+0x331/0x6e0
[  298.070431] 2*256kB (M) 
[  298.073194]  addrconf_rs_timer+0x3c0/0x6f0
[  298.077227] 3*512kB 
[  298.079202]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.083061] (M) 
[  298.085737]  call_timer_fn+0x272/0x920
[  298.089927] 4*1024kB (UM) 
[  298.092256]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.096465] 3*2048kB 
[  298.098434]  ? process_timeout+0x40/0x40
[  298.102406] (UM) 
[  298.105245]  ? find_held_lock+0x36/0x1c0
[  298.109452] 3*4096kB (M) 
[  298.111873]  ? __run_timers+0x7da/0xc70
[  298.115907] = 25228kB
[  298.117975]  ? _raw_spin_unlock_irq+0x27/0x80
[  298.122018] Node 0 
[  298.124792]  ? _raw_spin_unlock_irq+0x27/0x80
[  298.128744] Normal: 
[  298.131154]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.135624] 866*4kB 
[  298.137856]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  298.142320] (ME) 
[  298.144638]  ? trace_hardirqs_on+0xbd/0x310
[  298.148849] 469*8kB 
[  298.151211]  ? kasan_check_read+0x11/0x20
[  298.155773] (UME) 
[  298.157828]  ? __run_timers+0x7da/0xc70
[  298.162119] 197*16kB 
[  298.164435]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  298.168554] (UME) 
[  298.170701]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.174646] 59*32kB 
[  298.177051]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.182472] (UME) 
[  298.184616]  __run_timers+0x7e5/0xc70
[  298.188822] 18*64kB 
[  298.191162]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  298.195359] (ME) 
[  298.197505]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  298.201273] 3*128kB (M) 
[  298.203605]  ? graph_lock+0x170/0x170
[  298.208941] 1*256kB 
[  298.211005]  ? enqueue_hrtimer+0x1a5/0x560
[  298.216004] (U) 
[  298.218673]  ? lock_release+0x970/0x970
[  298.222449] 0*512kB 
[  298.224769]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  298.229009] 0*1024kB 
[  298.230981]  ? find_held_lock+0x36/0x1c0
[  298.234937] 0*2048kB 
[  298.237255]  ? graph_lock+0x170/0x170
[  298.242423] 0*4096kB 
[  298.244829]  ? pvclock_read_flags+0x160/0x160
[  298.248862] = 14048kB
[  298.251279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.255054] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  298.257452]  ? check_preemption_disabled+0x48/0x200
[  298.261920] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  298.261930] 412 total pagecache pages
[  298.264339]  ? __lock_is_held+0xb5/0x140
[  298.269850] 0 pages in swap cache
[  298.278671]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.283664] Swap cache stats: add 0, delete 0, find 0/0
[  298.283675] Free swap  = 0kB
[  298.292258]  ? check_preemption_disabled+0x48/0x200
[  298.296035] Total swap = 0kB
[  298.300097]  run_timer_softirq+0x52/0xb0
[  298.303522] 1965979 pages RAM
[  298.309064]  ? rcu_read_lock_sched_held+0x108/0x120
[  298.314402] 0 pages HighMem/MovableOnly
[  298.317420]  __do_softirq+0x30b/0xad8
[  298.322406] 343323 pages reserved
[  298.325428]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  298.329456] 0 pages cma reserved
[  298.332559]  ? pvclock_read_flags+0x160/0x160
[  298.337623] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  298.341513]  ? lapic_next_event+0x5a/0x90
[  298.345358] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  298.348736]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.353810] syz-fuzzer cpuset=
[  298.357174]  ? check_preemption_disabled+0x48/0x200
[  298.361642] /
[  298.368127]  ? check_preemption_disabled+0x48/0x200
[  298.372255]  mems_allowed=0
[  298.382478]  ? kvm_clock_read+0x18/0x30
[  298.409754]  ? kvm_sched_clock_read+0x9/0x20
[  298.414170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.419710]  ? check_preemption_disabled+0x48/0x200
[  298.424742]  irq_exit+0x17f/0x1c0
[  298.428202]  smp_apic_timer_interrupt+0x1cb/0x760
[  298.433048]  ? smp_reschedule_interrupt+0x109/0x650
[  298.438068]  ? smp_call_function_single_interrupt+0x650/0x650
[  298.443958]  ? interrupt_entry+0xb5/0xf0
[  298.448035]  ? trace_hardirqs_off_caller+0xbb/0x300
[  298.453054]  ? trace_hardirqs_off_caller+0xbb/0x300
[  298.458073]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.462918]  ? trace_hardirqs_off+0x300/0x300
[  298.467411]  ? trace_hardirqs_off+0x300/0x300
[  298.471910]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.477448]  ? check_preemption_disabled+0x48/0x200
[  298.482465]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.488017]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.492875]  apic_timer_interrupt+0xf/0x20
[  298.497104]  </IRQ>
[  298.499346] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  298.504283] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  298.523185] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  298.531155] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  298.538422] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  298.545687] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  298.552957] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  298.560229] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  298.567544]  skb_clone+0x1bb/0x500
[  298.571089]  ? skb_split+0x11e0/0x11e0
[  298.574999]  ? dev_forward_skb+0x4c/0x60
[  298.579069]  ? __bpf_redirect+0x54b/0xb20
[  298.583220]  ? __switch_to_asm+0x34/0x70
[  298.587313]  bpf_clone_redirect+0xb9/0x490
[  298.591560]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  298.596583]  ? __sched_text_start+0x8/0x8
[  298.600739]  ? lockdep_hardirqs_on+0x421/0x5c0
[  298.605320]  ? retint_kernel+0x2d/0x2d
[  298.609226]  ? trace_hardirqs_on_caller+0xc0/0x300
[  298.614163]  ? find_held_lock+0x36/0x1c0
[  298.618235]  ? lock_acquire+0x1ed/0x520
[  298.622215]  ? bpf_test_run+0x32e/0x5a0
[  298.626207]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.631750]  ? check_preemption_disabled+0x48/0x200
[  298.636776]  ? kasan_check_read+0x11/0x20
[  298.640930]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  298.646216]  ? rcu_bh_qs+0xc0/0xc0
[  298.649812]  ? preempt_schedule+0x4d/0x60
[  298.653966]  ? ___preempt_schedule+0x16/0x18
[  298.658394]  ? bpf_test_run+0x1c0/0x5a0
[  298.662409]  ? netlink_diag_dump+0x2a0/0x2a0
[  298.666843]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.672382]  ? bpf_test_init.isra.9+0x70/0x100
[  298.676994]  ? bpf_prog_test_run_skb+0x634/0xb40
[  298.681780]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  298.686631]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  298.692167]  ? fput+0x130/0x1a0
[  298.695453]  ? __bpf_prog_get+0x9b/0x290
[  298.699517]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  298.704360]  ? bpf_prog_test_run+0x130/0x1a0
[  298.708776]  ? __x64_sys_bpf+0x3d8/0x510
[  298.712853]  ? bpf_prog_get+0x20/0x20
[  298.716666]  ? ksys_ioctl+0x81/0xd0
[  298.720337]  ? do_syscall_64+0x1b9/0x820
[  298.724402]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  298.729770]  ? syscall_return_slowpath+0x5e0/0x5e0
[  298.734706]  ? trace_hardirqs_off+0x300/0x300
[  298.739204]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  298.744223]  ? recalc_sigpending_tsk+0x180/0x180
[  298.748977]  ? kasan_check_write+0x14/0x20
[  298.753231]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.758114]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  298.763514] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  298.763600] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  298.770467] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  298.770472] Call Trace:
[  298.770479]  <IRQ>
[  298.770496]  dump_stack+0x1c4/0x2b4
[  298.770514]  ? dump_stack_print_info.cold.2+0x52/0x52
[  298.777134] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  298.786391]  warn_alloc.cold.118+0xb7/0x1bd
[  298.788947] syz-executor0 cpuset=
[  298.791092]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  298.794692] syz0
[  298.799882]  ? lock_downgrade+0x900/0x900
[  298.810344]  mems_allowed=0
[  298.814658]  ? trace_hardirqs_off+0xb8/0x300
[  298.836379]  ? trace_hardirqs_off+0xb8/0x300
[  298.840804]  __alloc_pages_slowpath+0x2667/0x2d80
[  298.845680]  ? warn_alloc+0x120/0x120
[  298.849488]  ? warn_alloc+0x120/0x120
[  298.853297]  ? print_usage_bug+0xc0/0xc0
[  298.857365]  ? warn_alloc+0x120/0x120
[  298.861188]  ? print_usage_bug+0xc0/0xc0
[  298.865255]  ? __lock_acquire+0x7ec/0x4ec0
[  298.869497]  ? __lock_acquire+0x7ec/0x4ec0
[  298.873740]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.879292]  ? should_fail+0x22d/0xd01
[  298.883190]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  298.888295]  ? __lock_acquire+0x7ec/0x4ec0
[  298.892538]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  298.897646]  ? __lock_acquire+0x7ec/0x4ec0
[  298.901902]  ? should_fail+0x22d/0xd01
[  298.905804]  ? mark_held_locks+0x130/0x130
[  298.910052]  ? mark_held_locks+0x130/0x130
[  298.914290]  ? graph_lock+0x170/0x170
[  298.918092]  ? graph_lock+0x170/0x170
[  298.921899]  ? graph_lock+0x170/0x170
[  298.925704]  ? print_usage_bug+0xc0/0xc0
[  298.929774]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.935313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.940850]  ? check_preemption_disabled+0x48/0x200
[  298.945865]  ? check_preemption_disabled+0x48/0x200
[  298.950895]  ? __lock_is_held+0xb5/0x140
[  298.954968]  __alloc_pages_nodemask+0xa80/0xde0
[  298.959651]  ? graph_lock+0x170/0x170
[  298.963462]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  298.968477]  ? graph_lock+0x170/0x170
[  298.972295]  ? find_held_lock+0x36/0x1c0
[  298.976371]  ? ____cache_alloc_node+0x1c7/0x1e0
[  298.981044]  ? lock_downgrade+0x900/0x900
[  298.985202]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.990750]  cache_grow_begin+0x91/0x8c0
[  298.994826]  ? do_raw_spin_unlock+0xa7/0x2f0
[  298.999247]  fallback_alloc+0x203/0x2e0
[  299.003233]  ____cache_alloc_node+0x1c7/0x1e0
[  299.007738]  kmem_cache_alloc_node+0xe3/0x730
[  299.012245]  ? ipv6_get_ifaddr+0x42e/0x620
[  299.016496]  __alloc_skb+0x119/0x770
[  299.020219]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  299.025524]  ? skb_scrub_packet+0x490/0x490
[  299.029855]  ? lock_downgrade+0x900/0x900
[  299.034025]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.039570]  ? refcount_sub_and_test_checked+0x203/0x310
[  299.045034]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  299.050502]  ? addrconf_rs_timer+0x6f0/0x6f0
[  299.054927]  ndisc_alloc_skb+0x144/0x340
[  299.059011]  ndisc_send_rs+0x331/0x6e0
[  299.062919]  addrconf_rs_timer+0x3c0/0x6f0
[  299.067163]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.071415]  call_timer_fn+0x272/0x920
[  299.075306]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.079553]  ? process_timeout+0x40/0x40
[  299.083619]  ? find_held_lock+0x36/0x1c0
[  299.087689]  ? mark_held_locks+0xc7/0x130
[  299.091842]  ? _raw_spin_unlock_irq+0x27/0x80
[  299.096342]  ? _raw_spin_unlock_irq+0x27/0x80
[  299.100843]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.105080]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  299.109667]  ? trace_hardirqs_on+0xbd/0x310
[  299.113999]  ? kasan_check_read+0x11/0x20
[  299.118157]  ? __run_timers+0x7da/0xc70
[  299.122140]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  299.127603]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.131854]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.136096]  __run_timers+0x7e5/0xc70
[  299.139912]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  299.145286]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  299.150308]  ? graph_lock+0x170/0x170
[  299.154115]  ? print_usage_bug+0xc0/0xc0
[  299.158198]  ? lock_release+0x970/0x970
[  299.162179]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  299.167380]  ? find_held_lock+0x36/0x1c0
[  299.171453]  ? graph_lock+0x170/0x170
[  299.175263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.180807]  ? check_preemption_disabled+0x48/0x200
[  299.185840]  ? __lock_is_held+0xb5/0x140
[  299.189903]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.195443]  ? check_preemption_disabled+0x48/0x200
[  299.200471]  run_timer_softirq+0x52/0xb0
[  299.204542]  ? rcu_read_lock_sched_held+0x108/0x120
[  299.209568]  __do_softirq+0x30b/0xad8
[  299.213418]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  299.218532]  ? pvclock_read_flags+0x160/0x160
[  299.223030]  ? lapic_next_event+0x5a/0x90
[  299.227183]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.232726]  ? check_preemption_disabled+0x48/0x200
[  299.237743]  ? check_preemption_disabled+0x48/0x200
[  299.242778]  ? kvm_clock_read+0x18/0x30
[  299.246756]  ? kvm_sched_clock_read+0x9/0x20
[  299.251175]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  299.256714]  ? check_preemption_disabled+0x48/0x200
[  299.261744]  irq_exit+0x17f/0x1c0
[  299.265210]  smp_apic_timer_interrupt+0x1cb/0x760
[  299.270061]  ? smp_call_function_single_interrupt+0x650/0x650
[  299.275948]  ? interrupt_entry+0xb5/0xf0
[  299.280022]  ? trace_hardirqs_off_caller+0xbb/0x300
[  299.285042]  ? trace_hardirqs_off_caller+0xbb/0x300
[  299.290067]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.294911]  ? trace_hardirqs_off+0x300/0x300
[  299.299407]  ? trace_hardirqs_off+0x300/0x300
[  299.303907]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  299.309449]  ? check_preemption_disabled+0x48/0x200
[  299.314467]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  299.320027]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.324896]  apic_timer_interrupt+0xf/0x20
[  299.329125]  </IRQ>
[  299.331366] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  299.336737] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  299.355643] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  299.363356] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  299.370625] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  299.377901] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  299.385179] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  299.392458] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  299.399815]  ? page_evictable+0x35d/0x540
[  299.403992]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  299.409546]  page_evictable+0x36b/0x540
[  299.413538]  ? kswapd_stop+0x100/0x100
[  299.417440]  ? ___might_sleep+0x1ed/0x300
[  299.421599]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  299.427080]  ? arch_local_save_flags+0x40/0x40
[  299.431695]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.437250]  ? check_preemption_disabled+0x48/0x200
[  299.442288]  shrink_active_list+0x845/0x1c20
[  299.446704]  ? free_unref_page_list+0xc0f/0x11e0
[  299.451483]  ? shrink_inactive_list+0x1c60/0x1c60
[  299.456345]  ? graph_lock+0x170/0x170
[  299.460148]  ? __page_frag_cache_drain+0x200/0x200
[  299.465082]  ? print_usage_bug+0xc0/0xc0
[  299.469164]  ? find_held_lock+0x36/0x1c0
[  299.473230]  ? graph_lock+0x170/0x170
[  299.477038]  ? mark_held_locks+0xc7/0x130
[  299.481196]  ? check_preemption_disabled+0x48/0x200
[  299.486214]  ? check_preemption_disabled+0x48/0x200
[  299.491243]  ? graph_lock+0x170/0x170
[  299.495050]  ? __lock_is_held+0xb5/0x140
[  299.499117]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.504657]  ? check_preemption_disabled+0x48/0x200
[  299.509690]  ? __lock_is_held+0xb5/0x140
[  299.513766]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  299.518800]  ? inactive_list_is_low+0x305/0x880
[  299.523482]  ? lruvec_lru_size+0x450/0x450
[  299.527715]  ? kasan_check_read+0x11/0x20
[  299.531890]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  299.536837]  shrink_node_memcg+0x803/0x18e0
[  299.541183]  ? shrink_active_list+0x1c20/0x1c20
[  299.545861]  ? lockdep_hardirqs_on+0x421/0x5c0
[  299.550627]  ? trace_hardirqs_on+0xbd/0x310
[  299.554955]  ? vmpressure+0x294/0x310
[  299.558766]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  299.564248]  shrink_node+0x3bc/0x16b0
[  299.568057]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  299.573360]  ? shrink_node_memcg+0x18e0/0x18e0
[  299.577942]  ? lockdep_hardirqs_on+0x421/0x5c0
[  299.582548]  ? trace_hardirqs_on+0xbd/0x310
[  299.586879]  ? vmpressure+0x294/0x310
[  299.590687]  ? do_raw_spin_unlock+0xa7/0x2f0
[  299.595105]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  299.599702]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  299.605260]  ? __cpuset_node_allowed+0x19b/0x660
[  299.610030]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  299.615752]  ? vmpressure+0x1c9/0x310
[  299.619570]  do_try_to_free_pages+0x3e7/0x1290
[  299.624177]  ? shrink_node+0x16b0/0x16b0
[  299.628244]  ? __lock_is_held+0xb5/0x140
[  299.632342]  try_to_free_pages+0x4d0/0xb90
[  299.636584]  ? do_try_to_free_pages+0x1290/0x1290
[  299.641432]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.646984]  ? lock_acquire+0x1ed/0x520
[  299.650970]  ? set_page_refcounted+0x280/0x280
[  299.655570]  ? lock_release+0x970/0x970
[  299.659556]  ? ___might_sleep+0x1ed/0x300
[  299.663713]  ? arch_local_save_flags+0x40/0x40
[  299.668305]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  299.673329]  ? __radix_tree_lookup+0x358/0x4c0
[  299.677927]  __alloc_pages_slowpath+0x993/0x2d80
[  299.682711]  ? kasan_check_read+0x11/0x20
[  299.686863]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  299.692143]  ? warn_alloc+0x120/0x120
[  299.695952]  ? __radix_tree_lookup+0x4c0/0x4c0
[  299.700556]  ? find_get_entry+0x2f2/0xc40
[  299.704715]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.710261]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  299.715191]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  299.720737]  ? should_fail+0x22d/0xd01
[  299.724638]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  299.729747]  ? __lock_is_held+0xb5/0x140
[  299.733812]  ? graph_lock+0x170/0x170
[  299.737619]  ? graph_lock+0x170/0x170
[  299.741439]  ? __lock_is_held+0xb5/0x140
[  299.745511]  ? __lock_acquire+0x7ec/0x4ec0
[  299.749751]  ? ___might_sleep+0x1ed/0x300
[  299.753902]  ? lock_release+0x970/0x970
[  299.757907]  ? arch_local_save_flags+0x40/0x40
[  299.762521]  ? __might_sleep+0x95/0x190
[  299.766507]  __alloc_pages_nodemask+0xa80/0xde0
[  299.771194]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  299.776228]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  299.782026]  ? kasan_check_read+0x11/0x20
[  299.786184]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  299.791465]  ? graph_lock+0x170/0x170
[  299.795276]  ? print_usage_bug+0xc0/0xc0
[  299.799350]  ? graph_lock+0x170/0x170
[  299.803153]  ? graph_lock+0x170/0x170
[  299.806983]  ? __do_page_cache_readahead+0x7ce/0x980
[  299.812161]  ? find_held_lock+0x36/0x1c0
[  299.816237]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  299.821802]  alloc_pages_current+0x10c/0x210
[  299.826216]  ? lock_downgrade+0x900/0x900
[  299.830647]  __page_cache_alloc+0x38f/0x5b0
[  299.834973]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  299.840785]  ? kasan_check_read+0x11/0x20
[  299.844936]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  299.850221]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  299.854909]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  299.860448]  ? check_preemption_disabled+0x48/0x200
[  299.865473]  filemap_fault+0x1594/0x25f0
[  299.869549]  ? __lock_page_or_retry+0xa00/0xa00
[  299.874218]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  299.880019]  ? kasan_check_read+0x11/0x20
[  299.884174]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  299.889458]  ? rcu_bh_qs+0xc0/0xc0
[  299.893011]  ? print_usage_bug+0xc0/0xc0
[  299.897095]  ? filemap_map_pages+0xdea/0x1980
[  299.901615]  ? print_usage_bug+0xc0/0xc0
[  299.905689]  ? find_get_pages_range_tag+0x1320/0x1320
[  299.910880]  ? print_usage_bug+0xc0/0xc0
[  299.914941]  ? __lock_acquire+0x7ec/0x4ec0
[  299.919179]  ? graph_lock+0x170/0x170
[  299.923007]  ? __sigqueue_free.part.27+0x7d/0xa0
[  299.927775]  ? __lock_acquire+0x7ec/0x4ec0
[  299.932033]  ? lock_acquire+0x1ed/0x520
[  299.936020]  ? ext4_filemap_fault+0x7a/0xad
[  299.940359]  ? lock_release+0x970/0x970
[  299.944337]  ? arch_local_save_flags+0x40/0x40
[  299.949184]  ? mark_held_locks+0x130/0x130
[  299.953433]  ? down_read+0xb0/0x1d0
[  299.957061]  ? ext4_filemap_fault+0x7a/0xad
[  299.961883]  ? __down_interruptible+0x700/0x700
[  299.966558]  ? graph_lock+0x170/0x170
[  299.970362]  ? __sigqueue_free.part.27+0x7d/0xa0
[  299.975134]  ext4_filemap_fault+0x82/0xad
[  299.979291]  __do_fault+0x100/0x6b0
[  299.982924]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  299.988207]  ? print_bad_pte+0x6c0/0x6c0
[  299.992288]  ? pmd_val+0x88/0x100
[  299.995757]  ? add_mm_counter_fast+0xd0/0xd0
[  300.000175]  ? pmd_val+0x88/0x100
[  300.003635]  ? add_mm_counter_fast+0xd0/0xd0
[  300.008053]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.013601]  __handle_mm_fault+0x3709/0x53e0
[  300.018032]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  300.022879]  ? graph_lock+0x170/0x170
[  300.026684]  ? print_usage_bug+0xc0/0xc0
[  300.030751]  ? graph_lock+0x170/0x170
[  300.034554]  ? graph_lock+0x170/0x170
[  300.038378]  ? handle_mm_fault+0x42a/0xc70
[  300.042617]  ? lock_downgrade+0x900/0x900
[  300.046766]  ? check_preemption_disabled+0x48/0x200
[  300.051806]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  300.057601]  ? kasan_check_read+0x11/0x20
[  300.061750]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  300.067037]  ? rcu_bh_qs+0xc0/0xc0
[  300.070582]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  300.076039]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.081578]  ? check_preemption_disabled+0x48/0x200
[  300.086609]  handle_mm_fault+0x54f/0xc70
[  300.090681]  ? __handle_mm_fault+0x53e0/0x53e0
[  300.095266]  ? find_vma+0x34/0x190
[  300.098821]  __do_page_fault+0x67d/0xed0
[  300.102892]  ? mm_fault_error+0x380/0x380
[  300.107049]  ? syscall_slow_exit_work+0x520/0x520
[  300.111899]  do_page_fault+0xf2/0x7e0
[  300.115708]  ? vmalloc_sync_all+0x30/0x30
[  300.119865]  ? error_entry+0x70/0xd0
[  300.123583]  ? trace_hardirqs_off_caller+0xbb/0x300
[  300.128604]  ? trace_hardirqs_on_caller+0xc0/0x300
[  300.133543]  ? syscall_return_slowpath+0x5e0/0x5e0
[  300.138481]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.143334]  ? trace_hardirqs_off+0x300/0x300
[  300.147840]  ? trace_hardirqs_off_caller+0x300/0x300
[  300.152965]  ? prepare_exit_to_usermode+0x291/0x3b0
[  300.158014]  ? page_fault+0x8/0x30
[  300.161637]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.166489]  ? page_fault+0x8/0x30
[  300.170035]  page_fault+0x1e/0x30
[  300.173493] RIP: 0033:0x45db60
[  300.176695] Code: Bad RIP value.
[  300.180067] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  300.185442] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  300.192718] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  300.200000] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  300.207278] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  300.214552] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  300.221856] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  300.221861] warn_alloc_show_mem: 1 callbacks suppressed
[  300.221869] Mem-Info:
[  300.229056] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  300.234424] active_anon:41015 inactive_anon:371 isolated_anon:0
[  300.234424]  active_file:15 inactive_file:16 isolated_file:2
[  300.234424]  unevictable:0 dirty:0 writeback:0 unstable:0
[  300.234424]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  300.234424]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  300.234424]  free:13788 free_pcp:262 free_cma:0
[  300.236795] Call Trace:
[  300.246188] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  300.279048]  <IRQ>
[  300.281620] Node 0 
[  300.309308]  dump_stack+0x1c4/0x2b4
[  300.311455] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  300.313664]  ? dump_stack_print_info.cold.2+0x52/0x52
[  300.317268] lowmem_reserve[]:
[  300.342793]  warn_alloc.cold.118+0xb7/0x1bd
[  300.347961]  0
[  300.351082]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  300.355369]  2815
[  300.357169]  ? lock_downgrade+0x900/0x900
[  300.361982]  6318
[  300.364052]  ? trace_hardirqs_off+0xb8/0x300
[  300.368171]  6318
[  300.370230]  ? trace_hardirqs_off+0xb8/0x300
[  300.376672]  __alloc_pages_slowpath+0x2667/0x2d80
[  300.381051] Node 0 DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  300.385915]  ? warn_alloc+0x120/0x120
[  300.385932]  ? trace_hardirqs_on+0x310/0x310
[  300.413511] lowmem_reserve[]:
[  300.417319]  ? warn_alloc+0x120/0x120
[  300.421685]  0 0
[  300.424798]  ? print_usage_bug+0xc0/0xc0
[  300.428569]  3503
[  300.430541]  ? warn_alloc+0x120/0x120
[  300.434575]  3503
[  300.436638]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  300.440411] Node 0 
[  300.442472]  ? print_usage_bug+0xc0/0xc0
[  300.447491] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  300.449698]  ? __lock_acquire+0x7ec/0x4ec0
[  300.453725] lowmem_reserve[]: 0
[  300.482095]  ? __lock_acquire+0x7ec/0x4ec0
[  300.486303]  0
[  300.489582]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.493796]  0
[  300.495593]  ? should_fail+0x22d/0xd01
[  300.501100]  0
[  300.502901]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  300.508560]  ? __lock_acquire+0x7ec/0x4ec0
[  300.513638] Node 0 DMA: 
[  300.517980]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  300.518007]  ? __lock_acquire+0x7ec/0x4ec0
[  300.520657] 1*4kB 
[  300.525751]  ? should_fail+0x22d/0xd01
[  300.529957] (U) 
[  300.532101]  ? print_usage_bug+0xc0/0xc0
[  300.535962] 0*8kB 
[  300.537948]  ? mark_held_locks+0x130/0x130
[  300.541976] 0*16kB 
[  300.544125]  ? mark_held_locks+0x130/0x130
[  300.548333] 1*32kB (U) 
[  300.550582]  ? graph_lock+0x170/0x170
[  300.554791] 2*64kB 
[  300.557368]  ? print_usage_bug+0xc0/0xc0
[  300.561145] (U) 
[  300.563380]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  300.567415] 1*128kB 
[  300.569394]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.574115] (U) 1*256kB 
[  300.576445]  ? check_preemption_disabled+0x48/0x200
[  300.582131] (U) 
[  300.584799]  ? check_preemption_disabled+0x48/0x200
[  300.589788] 0*512kB 1*1024kB 
[  300.591784]  ? __lock_is_held+0xb5/0x140
[  300.596776] (U) 
[  300.599879]  __alloc_pages_nodemask+0xa80/0xde0
[  300.603910] 1*2048kB 
[  300.605879]  ? graph_lock+0x170/0x170
[  300.610526] (M) 
[  300.612934]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  300.616710] 3*4096kB 
[  300.618680]  ? graph_lock+0x170/0x170
[  300.623672] (M) 
[  300.626084]  ? find_held_lock+0x36/0x1c0
[  300.629853] = 15908kB
[  300.631832]  ? ____cache_alloc_node+0x1c7/0x1e0
[  300.635859] Node 0 
[  300.638266]  ? lock_downgrade+0x900/0x900
[  300.642913] DMA32: 
[  300.645147]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.649265] 3*4kB 
[  300.651498]  cache_grow_begin+0x91/0x8c0
[  300.657017] (M) 
[  300.659162]  ? do_raw_spin_unlock+0xa7/0x2f0
[  300.663198] 2*8kB 
[  300.665173]  fallback_alloc+0x203/0x2e0
[  300.669554] (M) 
[  300.671702]  ____cache_alloc_node+0x1c7/0x1e0
[  300.675651] 1*16kB 
[  300.677621]  kmem_cache_alloc_node+0xe3/0x730
[  300.682089] (M) 
[  300.684322]  ? ipv6_get_ifaddr+0x42e/0x620
[  300.688793] 1*32kB 
[  300.690771]  __alloc_skb+0x119/0x770
[  300.694978] (M) 
[  300.697223]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  300.700909] 3*64kB 
[  300.702876]  ? skb_scrub_packet+0x490/0x490
[  300.708134] (UM) 
[  300.710368]  ? lock_downgrade+0x900/0x900
[  300.714667] 3*128kB 
[  300.716738]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.720867] (M) 2*256kB 
[  300.723201]  ? refcount_sub_and_test_checked+0x203/0x310
[  300.728709] (M) 
[  300.731375]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  300.736798] 3*512kB 
[  300.738771]  ? addrconf_rs_timer+0x6f0/0x6f0
[  300.744199] (M) 
[  300.746525]  ndisc_alloc_skb+0x144/0x340
[  300.750900] 4*1024kB 
[  300.752870]  ndisc_send_rs+0x331/0x6e0
[  300.756912] (UM) 
[  300.759318]  addrconf_rs_timer+0x3c0/0x6f0
[  300.763202] 3*2048kB (UM) 
[  300.765279]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.769484] 3*4096kB 
[  300.772335]  call_timer_fn+0x272/0x920
[  300.776533] (M) 
[  300.778941]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.782827] = 25228kB
[  300.782835] Node 0 
[  300.784805]  ? process_timeout+0x40/0x40
[  300.789014] Normal: 
[  300.791419]  ? find_held_lock+0x36/0x1c0
[  300.793631] 866*4kB 
[  300.797688]  ? __run_timers+0x7da/0xc70
[  300.799984] (ME) 
[  300.804051]  ? _raw_spin_unlock_irq+0x27/0x80
[  300.806351] 469*8kB 
[  300.810315]  ? _raw_spin_unlock_irq+0x27/0x80
[  300.812352] (UME) 
[  300.816857]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.819153] 197*16kB 
[  300.823640]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  300.825766] (UME) 
[  300.830003]  ? trace_hardirqs_on+0xbd/0x310
[  300.832389] 59*32kB 
[  300.836961]  ? kasan_check_read+0x11/0x20
[  300.839085] (UME) 
[  300.843401]  ? __run_timers+0x7da/0xc70
[  300.845695] 18*64kB 
[  300.849833]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  300.851958] (ME) 
[  300.855932]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.858224] 3*128kB (M) 
[  300.863680]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.865714] 1*256kB (U) 
[  300.869954]  __run_timers+0x7e5/0xc70
[  300.872599] 0*512kB 
[  300.876837]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  300.879476] 0*1024kB 
[  300.883277]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  300.885574] 0*2048kB 
[  300.890941]  ? graph_lock+0x170/0x170
[  300.893325] 0*4096kB 
[  300.898334]  ? enqueue_hrtimer+0x1a5/0x560
[  300.900718] = 14048kB
[  300.904508]  ? lock_release+0x970/0x970
[  300.904524]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  300.906918] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  300.911143]  ? find_held_lock+0x36/0x1c0
[  300.913533] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  300.917499]  ? graph_lock+0x170/0x170
[  300.922666] 412 total pagecache pages
[  300.931500]  ? pvclock_read_flags+0x160/0x160
[  300.935541] 0 pages in swap cache
[  300.944106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.947885] Swap cache stats: add 0, delete 0, find 0/0
[  300.951674]  ? check_preemption_disabled+0x48/0x200
[  300.956146] Free swap  = 0kB
[  300.959599]  ? __lock_is_held+0xb5/0x140
[  300.965106] Total swap = 0kB
[  300.970465]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.975457] 1965979 pages RAM
[  300.978468]  ? check_preemption_disabled+0x48/0x200
[  300.982498] 0 pages HighMem/MovableOnly
[  300.982507] 343323 pages reserved
[  300.985525]  run_timer_softirq+0x52/0xb0
[  300.991035] 0 pages cma reserved
[  300.994135]  ? rcu_read_lock_sched_held+0x108/0x120
[  300.999209] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  301.003105]  __do_softirq+0x30b/0xad8
[  301.006598] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  301.010589]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  301.013923] syz-fuzzer cpuset=
[  301.018935]  ? pvclock_read_flags+0x160/0x160
[  301.025402] /
[  301.029200]  ? lapic_next_event+0x5a/0x90
[  301.039400]  mems_allowed=0
[  301.044496]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.066426]  ? check_preemption_disabled+0x48/0x200
[  301.071440]  ? check_preemption_disabled+0x48/0x200
[  301.076464]  ? kvm_clock_read+0x18/0x30
[  301.080441]  ? kvm_sched_clock_read+0x9/0x20
[  301.084852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.090407]  ? check_preemption_disabled+0x48/0x200
[  301.095439]  irq_exit+0x17f/0x1c0
[  301.098902]  smp_apic_timer_interrupt+0x1cb/0x760
[  301.103750]  ? smp_reschedule_interrupt+0x109/0x650
[  301.108770]  ? smp_call_function_single_interrupt+0x650/0x650
[  301.114655]  ? interrupt_entry+0xb5/0xf0
[  301.118722]  ? trace_hardirqs_off_caller+0xbb/0x300
[  301.123738]  ? trace_hardirqs_off_caller+0xbb/0x300
[  301.128761]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.133609]  ? trace_hardirqs_off+0x300/0x300
[  301.138106]  ? trace_hardirqs_off+0x300/0x300
[  301.142604]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.148143]  ? check_preemption_disabled+0x48/0x200
[  301.153157]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.158708]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.163561]  apic_timer_interrupt+0xf/0x20
[  301.167793]  </IRQ>
[  301.170037] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  301.174968] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  301.193878] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  301.201587] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  301.208855] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  301.216125] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  301.223399] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  301.230665] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  301.237983]  skb_clone+0x1bb/0x500
[  301.241539]  ? skb_split+0x11e0/0x11e0
[  301.245440]  ? dev_forward_skb+0x4c/0x60
[  301.249511]  ? __bpf_redirect+0x54b/0xb20
[  301.253670]  ? __switch_to_asm+0x34/0x70
[  301.257743]  bpf_clone_redirect+0xb9/0x490
[  301.261999]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  301.267030]  ? __sched_text_start+0x8/0x8
[  301.271186]  ? lockdep_hardirqs_on+0x421/0x5c0
[  301.275781]  ? retint_kernel+0x2d/0x2d
[  301.279674]  ? trace_hardirqs_on_caller+0xc0/0x300
[  301.284613]  ? find_held_lock+0x36/0x1c0
[  301.288687]  ? lock_acquire+0x1ed/0x520
[  301.292667]  ? bpf_test_run+0x32e/0x5a0
[  301.296646]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.302187]  ? check_preemption_disabled+0x48/0x200
[  301.307209]  ? kasan_check_read+0x11/0x20
[  301.311362]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  301.316643]  ? rcu_bh_qs+0xc0/0xc0
[  301.320191]  ? preempt_schedule+0x4d/0x60
[  301.324341]  ? ___preempt_schedule+0x16/0x18
[  301.328760]  ? bpf_test_run+0x1c0/0x5a0
[  301.332748]  ? netlink_diag_dump+0x2a0/0x2a0
[  301.337160]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.342700]  ? bpf_test_init.isra.9+0x70/0x100
[  301.347295]  ? bpf_prog_test_run_skb+0x634/0xb40
[  301.352061]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  301.356902]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  301.362436]  ? fput+0x130/0x1a0
[  301.365720]  ? __bpf_prog_get+0x9b/0x290
[  301.369782]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  301.374624]  ? bpf_prog_test_run+0x130/0x1a0
[  301.379038]  ? __x64_sys_bpf+0x3d8/0x510
[  301.383100]  ? bpf_prog_get+0x20/0x20
[  301.386912]  ? ksys_ioctl+0x81/0xd0
[  301.390555]  ? do_syscall_64+0x1b9/0x820
[  301.394622]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  301.399999]  ? syscall_return_slowpath+0x5e0/0x5e0
[  301.404938]  ? trace_hardirqs_off+0x300/0x300
[  301.409437]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  301.414457]  ? recalc_sigpending_tsk+0x180/0x180
[  301.419215]  ? kasan_check_write+0x14/0x20
[  301.423460]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.428317]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  301.433698] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  301.433786] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  301.440618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  301.440624] Call Trace:
[  301.440632]  <IRQ>
[  301.440648]  dump_stack+0x1c4/0x2b4
[  301.440666]  ? dump_stack_print_info.cold.2+0x52/0x52
[  301.447237] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  301.456503]  warn_alloc.cold.118+0xb7/0x1bd
[  301.459056] syz-executor0 cpuset=
[  301.461201]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  301.464802] syz0
[  301.469998]  ? lock_downgrade+0x900/0x900
[  301.480458]  mems_allowed=0
[  301.484776]  ? trace_hardirqs_off+0xb8/0x300
[  301.506453]  ? trace_hardirqs_off+0xb8/0x300
[  301.510871]  __alloc_pages_slowpath+0x2667/0x2d80
[  301.515746]  ? warn_alloc+0x120/0x120
[  301.519574]  ? warn_alloc+0x120/0x120
[  301.523381]  ? print_usage_bug+0xc0/0xc0
[  301.527445]  ? warn_alloc+0x120/0x120
[  301.531251]  ? print_usage_bug+0xc0/0xc0
[  301.535320]  ? __lock_acquire+0x7ec/0x4ec0
[  301.539556]  ? __lock_acquire+0x7ec/0x4ec0
[  301.543802]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.549344]  ? should_fail+0x22d/0xd01
[  301.553238]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  301.558345]  ? __lock_acquire+0x7ec/0x4ec0
[  301.562590]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  301.567697]  ? __lock_acquire+0x7ec/0x4ec0
[  301.571936]  ? should_fail+0x22d/0xd01
[  301.575836]  ? mark_held_locks+0x130/0x130
[  301.580081]  ? mark_held_locks+0x130/0x130
[  301.584319]  ? graph_lock+0x170/0x170
[  301.588120]  ? graph_lock+0x170/0x170
[  301.591922]  ? graph_lock+0x170/0x170
[  301.595726]  ? print_usage_bug+0xc0/0xc0
[  301.599794]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.605337]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.610877]  ? check_preemption_disabled+0x48/0x200
[  301.615894]  ? check_preemption_disabled+0x48/0x200
[  301.620923]  ? __lock_is_held+0xb5/0x140
[  301.625009]  __alloc_pages_nodemask+0xa80/0xde0
[  301.629692]  ? graph_lock+0x170/0x170
[  301.633508]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  301.638524]  ? graph_lock+0x170/0x170
[  301.642344]  ? find_held_lock+0x36/0x1c0
[  301.646424]  ? ____cache_alloc_node+0x1c7/0x1e0
[  301.651098]  ? lock_downgrade+0x900/0x900
[  301.655265]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.660842]  cache_grow_begin+0x91/0x8c0
[  301.664911]  ? do_raw_spin_unlock+0xa7/0x2f0
[  301.669330]  fallback_alloc+0x203/0x2e0
[  301.673316]  ____cache_alloc_node+0x1c7/0x1e0
[  301.677818]  kmem_cache_alloc_node+0xe3/0x730
[  301.682316]  ? ipv6_get_ifaddr+0x42e/0x620
[  301.686570]  __alloc_skb+0x119/0x770
[  301.690287]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  301.695568]  ? skb_scrub_packet+0x490/0x490
[  301.699895]  ? lock_downgrade+0x900/0x900
[  301.704057]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.709596]  ? refcount_sub_and_test_checked+0x203/0x310
[  301.715052]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  301.720508]  ? addrconf_rs_timer+0x6f0/0x6f0
[  301.724933]  ndisc_alloc_skb+0x144/0x340
[  301.729012]  ndisc_send_rs+0x331/0x6e0
[  301.732912]  addrconf_rs_timer+0x3c0/0x6f0
[  301.737156]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.741424]  call_timer_fn+0x272/0x920
[  301.745317]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.749557]  ? process_timeout+0x40/0x40
[  301.753617]  ? find_held_lock+0x36/0x1c0
[  301.757689]  ? mark_held_locks+0xc7/0x130
[  301.761843]  ? _raw_spin_unlock_irq+0x27/0x80
[  301.766340]  ? _raw_spin_unlock_irq+0x27/0x80
[  301.770835]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.775076]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  301.779666]  ? trace_hardirqs_on+0xbd/0x310
[  301.783995]  ? kasan_check_read+0x11/0x20
[  301.788150]  ? __run_timers+0x7da/0xc70
[  301.792132]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  301.797593]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.801839]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.806076]  __run_timers+0x7e5/0xc70
[  301.809892]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  301.815264]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  301.820283]  ? graph_lock+0x170/0x170
[  301.824104]  ? print_usage_bug+0xc0/0xc0
[  301.828178]  ? lock_release+0x970/0x970
[  301.832410]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  301.837611]  ? find_held_lock+0x36/0x1c0
[  301.841679]  ? graph_lock+0x170/0x170
[  301.845486]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.851026]  ? check_preemption_disabled+0x48/0x200
[  301.856056]  ? __lock_is_held+0xb5/0x140
[  301.860120]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.865660]  ? check_preemption_disabled+0x48/0x200
[  301.870691]  run_timer_softirq+0x52/0xb0
[  301.874789]  ? rcu_read_lock_sched_held+0x108/0x120
[  301.879815]  __do_softirq+0x30b/0xad8
[  301.883629]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  301.888742]  ? pvclock_read_flags+0x160/0x160
[  301.893241]  ? lapic_next_event+0x5a/0x90
[  301.897395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.902930]  ? check_preemption_disabled+0x48/0x200
[  301.907950]  ? check_preemption_disabled+0x48/0x200
[  301.912976]  ? kvm_clock_read+0x18/0x30
[  301.916960]  ? kvm_sched_clock_read+0x9/0x20
[  301.921386]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.926937]  ? check_preemption_disabled+0x48/0x200
[  301.931994]  irq_exit+0x17f/0x1c0
[  301.935458]  smp_apic_timer_interrupt+0x1cb/0x760
[  301.940309]  ? smp_call_function_single_interrupt+0x650/0x650
[  301.946195]  ? interrupt_entry+0xb5/0xf0
[  301.950525]  ? trace_hardirqs_off_caller+0xbb/0x300
[  301.955539]  ? trace_hardirqs_off_caller+0xbb/0x300
[  301.961020]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.965864]  ? trace_hardirqs_off+0x300/0x300
[  301.970361]  ? trace_hardirqs_off+0x300/0x300
[  301.974860]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.980399]  ? check_preemption_disabled+0x48/0x200
[  301.985415]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.990969]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.995837]  apic_timer_interrupt+0xf/0x20
[  302.000070]  </IRQ>
[  302.002311] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  302.007681] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  302.026602] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  302.034334] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  302.041605] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  302.048877] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  302.056147] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  302.063415] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  302.070709]  ? page_evictable+0x35d/0x540
[  302.074869]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  302.080408]  page_evictable+0x36b/0x540
[  302.084388]  ? kswapd_stop+0x100/0x100
[  302.088281]  ? ___might_sleep+0x1ed/0x300
[  302.092431]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  302.097882]  ? arch_local_save_flags+0x40/0x40
[  302.102470]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.108012]  ? check_preemption_disabled+0x48/0x200
[  302.113041]  shrink_active_list+0x845/0x1c20
[  302.117457]  ? free_unref_page_list+0xc0f/0x11e0
[  302.122230]  ? shrink_inactive_list+0x1c60/0x1c60
[  302.127095]  ? graph_lock+0x170/0x170
[  302.130902]  ? __page_frag_cache_drain+0x200/0x200
[  302.135831]  ? print_usage_bug+0xc0/0xc0
[  302.139913]  ? find_held_lock+0x36/0x1c0
[  302.143978]  ? graph_lock+0x170/0x170
[  302.147795]  ? mark_held_locks+0xc7/0x130
[  302.151946]  ? check_preemption_disabled+0x48/0x200
[  302.156963]  ? check_preemption_disabled+0x48/0x200
[  302.162001]  ? graph_lock+0x170/0x170
[  302.165802]  ? __lock_is_held+0xb5/0x140
[  302.169866]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.175404]  ? check_preemption_disabled+0x48/0x200
[  302.180433]  ? __lock_is_held+0xb5/0x140
[  302.184507]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  302.189523]  ? inactive_list_is_low+0x305/0x880
[  302.194203]  ? lruvec_lru_size+0x450/0x450
[  302.198437]  ? kasan_check_read+0x11/0x20
[  302.202597]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  302.207542]  shrink_node_memcg+0x803/0x18e0
[  302.211886]  ? shrink_active_list+0x1c20/0x1c20
[  302.216563]  ? lockdep_hardirqs_on+0x421/0x5c0
[  302.221153]  ? trace_hardirqs_on+0xbd/0x310
[  302.225480]  ? vmpressure+0x294/0x310
[  302.229283]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  302.234763]  shrink_node+0x3bc/0x16b0
[  302.238576]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  302.243879]  ? shrink_node_memcg+0x18e0/0x18e0
[  302.248462]  ? lockdep_hardirqs_on+0x421/0x5c0
[  302.253046]  ? trace_hardirqs_on+0xbd/0x310
[  302.257370]  ? vmpressure+0x294/0x310
[  302.261178]  ? do_raw_spin_unlock+0xa7/0x2f0
[  302.265590]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  302.270182]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  302.275722]  ? __cpuset_node_allowed+0x19b/0x660
[  302.280482]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  302.286195]  ? vmpressure+0x1c9/0x310
[  302.290013]  do_try_to_free_pages+0x3e7/0x1290
[  302.294617]  ? shrink_node+0x16b0/0x16b0
[  302.298682]  ? __lock_is_held+0xb5/0x140
[  302.302758]  try_to_free_pages+0x4d0/0xb90
[  302.307014]  ? do_try_to_free_pages+0x1290/0x1290
[  302.311859]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.317410]  ? lock_acquire+0x1ed/0x520
[  302.321386]  ? set_page_refcounted+0x280/0x280
[  302.325976]  ? lock_release+0x970/0x970
[  302.329967]  ? ___might_sleep+0x1ed/0x300
[  302.334127]  ? arch_local_save_flags+0x40/0x40
[  302.338718]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  302.343743]  ? __radix_tree_lookup+0x358/0x4c0
[  302.348346]  __alloc_pages_slowpath+0x993/0x2d80
[  302.353132]  ? kasan_check_read+0x11/0x20
[  302.357296]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  302.362586]  ? warn_alloc+0x120/0x120
[  302.366396]  ? __radix_tree_lookup+0x4c0/0x4c0
[  302.371008]  ? find_get_entry+0x2f2/0xc40
[  302.375176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.380722]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  302.385697]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.391242]  ? should_fail+0x22d/0xd01
[  302.395159]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  302.400266]  ? __lock_is_held+0xb5/0x140
[  302.404327]  ? graph_lock+0x170/0x170
[  302.408133]  ? graph_lock+0x170/0x170
[  302.411952]  ? __lock_is_held+0xb5/0x140
[  302.416030]  ? __lock_acquire+0x7ec/0x4ec0
[  302.420270]  ? ___might_sleep+0x1ed/0x300
[  302.424420]  ? lock_release+0x970/0x970
[  302.428401]  ? arch_local_save_flags+0x40/0x40
[  302.433005]  ? __might_sleep+0x95/0x190
[  302.437000]  __alloc_pages_nodemask+0xa80/0xde0
[  302.441682]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  302.446708]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  302.452511]  ? kasan_check_read+0x11/0x20
[  302.456665]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  302.461947]  ? graph_lock+0x170/0x170
[  302.465751]  ? print_usage_bug+0xc0/0xc0
[  302.469834]  ? graph_lock+0x170/0x170
[  302.473635]  ? graph_lock+0x170/0x170
[  302.477440]  ? __do_page_cache_readahead+0x7ce/0x980
[  302.482553]  ? find_held_lock+0x36/0x1c0
[  302.486625]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  302.492176]  alloc_pages_current+0x10c/0x210
[  302.496589]  ? lock_downgrade+0x900/0x900
[  302.500785]  __page_cache_alloc+0x38f/0x5b0
[  302.505115]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  302.510915]  ? kasan_check_read+0x11/0x20
[  302.515071]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  302.520352]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  302.525030]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.530574]  ? check_preemption_disabled+0x48/0x200
[  302.535604]  filemap_fault+0x1594/0x25f0
[  302.539681]  ? __lock_page_or_retry+0xa00/0xa00
[  302.544356]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  302.550156]  ? kasan_check_read+0x11/0x20
[  302.554306]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  302.559597]  ? rcu_bh_qs+0xc0/0xc0
[  302.563152]  ? print_usage_bug+0xc0/0xc0
[  302.567228]  ? filemap_map_pages+0xdea/0x1980
[  302.571734]  ? print_usage_bug+0xc0/0xc0
[  302.575808]  ? find_get_pages_range_tag+0x1320/0x1320
[  302.581008]  ? print_usage_bug+0xc0/0xc0
[  302.585075]  ? __lock_acquire+0x7ec/0x4ec0
[  302.589316]  ? graph_lock+0x170/0x170
[  302.593120]  ? __sigqueue_free.part.27+0x7d/0xa0
[  302.597880]  ? __lock_acquire+0x7ec/0x4ec0
[  302.602148]  ? lock_acquire+0x1ed/0x520
[  302.606129]  ? ext4_filemap_fault+0x7a/0xad
[  302.610459]  ? lock_release+0x970/0x970
[  302.614434]  ? arch_local_save_flags+0x40/0x40
[  302.619023]  ? mark_held_locks+0x130/0x130
[  302.623273]  ? down_read+0xb0/0x1d0
[  302.626900]  ? ext4_filemap_fault+0x7a/0xad
[  302.631228]  ? __down_interruptible+0x700/0x700
[  302.635901]  ? graph_lock+0x170/0x170
[  302.639707]  ? __sigqueue_free.part.27+0x7d/0xa0
[  302.644495]  ext4_filemap_fault+0x82/0xad
[  302.648648]  __do_fault+0x100/0x6b0
[  302.652284]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  302.657567]  ? print_bad_pte+0x6c0/0x6c0
[  302.661637]  ? pmd_val+0x88/0x100
[  302.665096]  ? add_mm_counter_fast+0xd0/0xd0
[  302.669507]  ? pmd_val+0x88/0x100
[  302.672964]  ? add_mm_counter_fast+0xd0/0xd0
[  302.677399]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.682943]  __handle_mm_fault+0x3709/0x53e0
[  302.687366]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  302.692212]  ? graph_lock+0x170/0x170
[  302.696022]  ? print_usage_bug+0xc0/0xc0
[  302.700086]  ? graph_lock+0x170/0x170
[  302.703889]  ? graph_lock+0x170/0x170
[  302.707711]  ? handle_mm_fault+0x42a/0xc70
[  302.711948]  ? lock_downgrade+0x900/0x900
[  302.716100]  ? check_preemption_disabled+0x48/0x200
[  302.721126]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  302.726930]  ? kasan_check_read+0x11/0x20
[  302.731087]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  302.736367]  ? rcu_bh_qs+0xc0/0xc0
[  302.739914]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  302.745367]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.750913]  ? check_preemption_disabled+0x48/0x200
[  302.755952]  handle_mm_fault+0x54f/0xc70
[  302.760035]  ? __handle_mm_fault+0x53e0/0x53e0
[  302.764621]  ? find_vma+0x34/0x190
[  302.768172]  __do_page_fault+0x67d/0xed0
[  302.772244]  ? mm_fault_error+0x380/0x380
[  302.776431]  ? syscall_slow_exit_work+0x520/0x520
[  302.781297]  do_page_fault+0xf2/0x7e0
[  302.785107]  ? vmalloc_sync_all+0x30/0x30
[  302.789259]  ? error_entry+0x70/0xd0
[  302.793000]  ? trace_hardirqs_off_caller+0xbb/0x300
[  302.798019]  ? trace_hardirqs_on_caller+0xc0/0x300
[  302.802954]  ? syscall_return_slowpath+0x5e0/0x5e0
[  302.807890]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  302.812736]  ? trace_hardirqs_off+0x300/0x300
[  302.817239]  ? trace_hardirqs_off_caller+0x300/0x300
[  302.822352]  ? prepare_exit_to_usermode+0x291/0x3b0
[  302.827377]  ? page_fault+0x8/0x30
[  302.830928]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  302.835784]  ? page_fault+0x8/0x30
[  302.839332]  page_fault+0x1e/0x30
[  302.842799] RIP: 0033:0x45db60
[  302.846006] Code: Bad RIP value.
[  302.849368] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  302.854733] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  302.862006] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  302.869276] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  302.876544] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  302.883815] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  302.891109] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  302.891115] warn_alloc_show_mem: 1 callbacks suppressed
[  302.891122] Mem-Info:
[  302.898309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  302.903675] active_anon:41015 inactive_anon:371 isolated_anon:0
[  302.903675]  active_file:15 inactive_file:16 isolated_file:2
[  302.903675]  unevictable:0 dirty:0 writeback:0 unstable:0
[  302.903675]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  302.903675]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  302.903675]  free:13788 free_pcp:262 free_cma:0
[  302.906048] Call Trace:
[  302.915436] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  302.948282]  <IRQ>
[  302.950852] Node 0 
[  302.978520]  dump_stack+0x1c4/0x2b4
[  302.980669] 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
[  302.982877]  ? dump_stack_print_info.cold.2+0x52/0x52
[  302.986469] lowmem_reserve[]: 0
[  303.011994]  warn_alloc.cold.118+0xb7/0x1bd
[  303.017147]  2815
[  303.020423]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  303.024710]  6318 6318
[  303.026794]  ? lock_downgrade+0x900/0x900
[  303.034104]  ? trace_hardirqs_off+0xb8/0x300
[  303.038222] Node 0 DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  303.042651]  ? trace_hardirqs_off+0xb8/0x300
[  303.042673]  __alloc_pages_slowpath+0x2667/0x2d80
[  303.070244] lowmem_reserve[]:
[  303.074695]  ? warn_alloc+0x120/0x120
[  303.079475]  0
[  303.082575]  ? trace_hardirqs_on+0x310/0x310
[  303.086352]  0 3503
[  303.088168]  ? warn_alloc+0x120/0x120
[  303.092540]  3503
[  303.094781]  ? print_usage_bug+0xc0/0xc0
[  303.098557] Node 0 
[  303.100618]  ? warn_alloc+0x120/0x120
[  303.104678] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  303.106895]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  303.110666] lowmem_reserve[]:
[  303.139046]  ? print_usage_bug+0xc0/0xc0
[  303.144033]  0
[  303.147132]  ? __lock_acquire+0x7ec/0x4ec0
[  303.151164]  0
[  303.152958]  ? __lock_acquire+0x7ec/0x4ec0
[  303.157167]  0
[  303.158966]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.163169]  0
[  303.164968]  ? should_fail+0x22d/0xd01
[  303.172279]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  303.176134] Node 0 DMA: 
[  303.181230]  ? __lock_acquire+0x7ec/0x4ec0
[  303.181249]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  303.183901] 1*4kB 
[  303.188129]  ? __lock_acquire+0x7ec/0x4ec0
[  303.193207] (U) 
[  303.195353]  ? should_fail+0x22d/0xd01
[  303.199566] 0*8kB 
[  303.201534]  ? print_usage_bug+0xc0/0xc0
[  303.205401] 0*16kB 
[  303.207547]  ? mark_held_locks+0x130/0x130
[  303.211578] 1*32kB 
[  303.213807]  ? mark_held_locks+0x130/0x130
[  303.218020] (U) 
[  303.220258]  ? graph_lock+0x170/0x170
[  303.224458] 2*64kB (U) 
[  303.226441]  ? print_usage_bug+0xc0/0xc0
[  303.230239] 1*128kB 
[  303.232819]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  303.236846] (U) 1*256kB 
[  303.239178]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.243903] (U) 
[  303.246578]  ? check_preemption_disabled+0x48/0x200
[  303.252089] 0*512kB 
[  303.254062]  ? check_preemption_disabled+0x48/0x200
[  303.259052] 1*1024kB 
[  303.261375]  ? __lock_is_held+0xb5/0x140
[  303.266362] (U) 
[  303.268772]  __alloc_pages_nodemask+0xa80/0xde0
[  303.272808] 1*2048kB 
[  303.274774]  ? graph_lock+0x170/0x170
[  303.279424] (M) 
[  303.281830]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  303.285606] 3*4096kB 
[  303.287575]  ? graph_lock+0x170/0x170
[  303.292563] (M) 
[  303.294978]  ? find_held_lock+0x36/0x1c0
[  303.298749] = 15908kB
[  303.300724]  ? ____cache_alloc_node+0x1c7/0x1e0
[  303.304753] Node 0 
[  303.307161]  ? lock_downgrade+0x900/0x900
[  303.311803] DMA32: 
[  303.314038]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.318155] 3*4kB 
[  303.320385]  cache_grow_begin+0x91/0x8c0
[  303.325892] (M) 
[  303.328041]  ? do_raw_spin_unlock+0xa7/0x2f0
[  303.332075] 2*8kB 
[  303.334049]  fallback_alloc+0x203/0x2e0
[  303.338426] (M) 
[  303.340576]  ____cache_alloc_node+0x1c7/0x1e0
[  303.344522] 1*16kB 
[  303.346492]  kmem_cache_alloc_node+0xe3/0x730
[  303.350958] (M) 
[  303.353193]  ? ipv6_get_ifaddr+0x42e/0x620
[  303.357659] 1*32kB 
[  303.359637]  __alloc_skb+0x119/0x770
[  303.363838] (M) 
[  303.366075]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  303.369758] 3*64kB 
[  303.371726]  ? skb_scrub_packet+0x490/0x490
[  303.376976] (UM) 
[  303.379237]  ? lock_downgrade+0x900/0x900
[  303.383538] 3*128kB 
[  303.385601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.389721] (M) 
[  303.392042]  ? refcount_sub_and_test_checked+0x203/0x310
[  303.397554] 2*256kB 
[  303.399527]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  303.404950] (M) 
[  303.407278]  ? addrconf_rs_timer+0x6f0/0x6f0
[  303.412695] 3*512kB 
[  303.414673]  ndisc_alloc_skb+0x144/0x340
[  303.419047] (M) 
[  303.421370]  ndisc_send_rs+0x331/0x6e0
[  303.425403] 4*1024kB 
[  303.427374]  addrconf_rs_timer+0x3c0/0x6f0
[  303.431292] (UM) 
[  303.433700]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.437907] 3*2048kB 
[  303.439975]  call_timer_fn+0x272/0x920
[  303.444175] (UM) 
[  303.446581]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.450445] 3*4096kB 
[  303.452508]  ? process_timeout+0x40/0x40
[  303.456718] (M) 
[  303.459122]  ? find_held_lock+0x36/0x1c0
[  303.463158] = 25228kB
[  303.465132]  ? __run_timers+0x7da/0xc70
[  303.469159] Node 0 
[  303.471564]  ? _raw_spin_unlock_irq+0x27/0x80
[  303.475511] Normal: 
[  303.477745]  ? _raw_spin_unlock_irq+0x27/0x80
[  303.482216] 866*4kB 
[  303.484536]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.489005] (ME) 
[  303.491329]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  303.495536] 469*8kB 
[  303.497595]  ? trace_hardirqs_on+0xbd/0x310
[  303.502153] (UME) 
[  303.504470]  ? kasan_check_read+0x11/0x20
[  303.508776] 197*16kB 
[  303.510920]  ? __run_timers+0x7da/0xc70
[  303.515041] (UME) 
[  303.517447]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  303.521397] 59*32kB 
[  303.523541]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.528963] (UME) 
[  303.531294]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.535513] 18*64kB 
[  303.537654]  __run_timers+0x7e5/0xc70
[  303.541860] (ME) 
[  303.544187]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  303.547954] 3*128kB 
[  303.550019]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  303.555357] (M) 
[  303.557678]  ? graph_lock+0x170/0x170
[  303.562667] 1*256kB (U) 
[  303.564649]  ? enqueue_hrtimer+0x1a5/0x560
[  303.568419] 0*512kB 0*1024kB 
[  303.571094]  ? lock_release+0x970/0x970
[  303.575305] 0*2048kB 
[  303.578402]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  303.582355] 0*4096kB 
[  303.584761]  ? find_held_lock+0x36/0x1c0
[  303.589925] = 14048kB
[  303.592326]  ? graph_lock+0x170/0x170
[  303.596366] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  303.598765]  ? pvclock_read_flags+0x160/0x160
[  303.602548] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  303.611370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.615838] 412 total pagecache pages
[  303.624408]  ? check_preemption_disabled+0x48/0x200
[  303.629925] 0 pages in swap cache
[  303.633715]  ? __lock_is_held+0xb5/0x140
[  303.638707] Swap cache stats: add 0, delete 0, find 0/0
[  303.642152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.646186] Free swap  = 0kB
[  303.651540]  ? check_preemption_disabled+0x48/0x200
[  303.657051] Total swap = 0kB
[  303.660064]  run_timer_softirq+0x52/0xb0
[  303.665052] 1965979 pages RAM
[  303.668063]  ? rcu_read_lock_sched_held+0x108/0x120
[  303.672115] 0 pages HighMem/MovableOnly
[  303.675233]  __do_softirq+0x30b/0xad8
[  303.680215] 343323 pages reserved
[  303.680223] 0 pages cma reserved
[  303.684199]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  303.688068] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  303.691422]  ? pvclock_read_flags+0x160/0x160
[  303.694839] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  303.699861]  ? lapic_next_event+0x5a/0x90
[  303.706327] syz-fuzzer cpuset=
[  303.710819]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.721107] /
[  303.725248]  ? check_preemption_disabled+0x48/0x200
[  303.728418]  mems_allowed=0
[  303.733946]  ? check_preemption_disabled+0x48/0x200
[  303.748563]  ? kvm_clock_read+0x18/0x30
[  303.752544]  ? kvm_sched_clock_read+0x9/0x20
[  303.756957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.762505]  ? check_preemption_disabled+0x48/0x200
[  303.767539]  irq_exit+0x17f/0x1c0
[  303.771010]  smp_apic_timer_interrupt+0x1cb/0x760
[  303.775868]  ? smp_reschedule_interrupt+0x109/0x650
[  303.780889]  ? smp_call_function_single_interrupt+0x650/0x650
[  303.786785]  ? interrupt_entry+0xb5/0xf0
[  303.790883]  ? trace_hardirqs_off_caller+0xbb/0x300
[  303.795901]  ? trace_hardirqs_off_caller+0xbb/0x300
[  303.800923]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  303.805768]  ? trace_hardirqs_off+0x300/0x300
[  303.810285]  ? trace_hardirqs_off+0x300/0x300
[  303.814791]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.820361]  ? check_preemption_disabled+0x48/0x200
[  303.825379]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.831447]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  303.836311]  apic_timer_interrupt+0xf/0x20
[  303.840542]  </IRQ>
[  303.842786] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  303.847722] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  303.866625] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  303.874335] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  303.881601] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  303.888870] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  303.896140] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  303.903410] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  303.910727]  skb_clone+0x1bb/0x500
[  303.914282]  ? skb_split+0x11e0/0x11e0
[  303.918182]  ? dev_forward_skb+0x4c/0x60
[  303.922247]  ? __bpf_redirect+0x54b/0xb20
[  303.926405]  ? __switch_to_asm+0x34/0x70
[  303.930477]  bpf_clone_redirect+0xb9/0x490
[  303.934722]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  303.939748]  ? __sched_text_start+0x8/0x8
[  303.943906]  ? lockdep_hardirqs_on+0x421/0x5c0
[  303.948494]  ? retint_kernel+0x2d/0x2d
[  303.952385]  ? trace_hardirqs_on_caller+0xc0/0x300
[  303.957320]  ? find_held_lock+0x36/0x1c0
[  303.961592]  ? lock_acquire+0x1ed/0x520
[  303.965569]  ? bpf_test_run+0x32e/0x5a0
[  303.969550]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.975090]  ? check_preemption_disabled+0x48/0x200
[  303.980143]  ? kasan_check_read+0x11/0x20
[  303.984301]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  303.989579]  ? rcu_bh_qs+0xc0/0xc0
[  303.993127]  ? preempt_schedule+0x4d/0x60
[  303.997288]  ? ___preempt_schedule+0x16/0x18
[  304.001703]  ? bpf_test_run+0x1c0/0x5a0
[  304.005690]  ? netlink_diag_dump+0x2a0/0x2a0
[  304.010102]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.015649]  ? bpf_test_init.isra.9+0x70/0x100
[  304.020254]  ? bpf_prog_test_run_skb+0x634/0xb40
[  304.025035]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  304.029880]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  304.035419]  ? fput+0x130/0x1a0
[  304.038703]  ? __bpf_prog_get+0x9b/0x290
[  304.042766]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  304.047610]  ? bpf_prog_test_run+0x130/0x1a0
[  304.052032]  ? __x64_sys_bpf+0x3d8/0x510
[  304.056095]  ? bpf_prog_get+0x20/0x20
[  304.059907]  ? ksys_ioctl+0x81/0xd0
[  304.063546]  ? do_syscall_64+0x1b9/0x820
[  304.067614]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  304.073007]  ? syscall_return_slowpath+0x5e0/0x5e0
[  304.077943]  ? trace_hardirqs_off+0x300/0x300
[  304.082445]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  304.087466]  ? recalc_sigpending_tsk+0x180/0x180
[  304.092222]  ? kasan_check_write+0x14/0x20
[  304.096467]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.101318]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  304.106705] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  304.106792] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  304.113630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  304.113639] Call Trace:
[  304.120212] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  304.129462]  <IRQ>
[  304.132064] syz-executor0 cpuset=
[  304.142540]  dump_stack+0x1c4/0x2b4
[  304.144666] syz0
[  304.148113]  ? dump_stack_print_info.cold.2+0x52/0x52
[  304.151717]  mems_allowed=0
[  304.153697]  warn_alloc.cold.118+0xb7/0x1bd
[  304.166088]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  304.170954]  ? lock_downgrade+0x900/0x900
[  304.175140]  ? trace_hardirqs_off+0xb8/0x300
[  304.179556]  ? trace_hardirqs_off+0xb8/0x300
[  304.183983]  __alloc_pages_slowpath+0x2667/0x2d80
[  304.188870]  ? warn_alloc+0x120/0x120
[  304.192680]  ? graph_lock+0x170/0x170
[  304.196487]  ? warn_alloc+0x120/0x120
[  304.200296]  ? print_usage_bug+0xc0/0xc0
[  304.204371]  ? warn_alloc+0x120/0x120
[  304.208186]  ? print_usage_bug+0xc0/0xc0
[  304.212252]  ? __lock_acquire+0x7ec/0x4ec0
[  304.216491]  ? __lock_acquire+0x7ec/0x4ec0
[  304.220739]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.226291]  ? should_fail+0x22d/0xd01
[  304.230187]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  304.235312]  ? __lock_acquire+0x7ec/0x4ec0
[  304.239557]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  304.244662]  ? __lock_acquire+0x7ec/0x4ec0
[  304.248913]  ? should_fail+0x22d/0xd01
[  304.252826]  ? mark_held_locks+0x130/0x130
[  304.257071]  ? mark_held_locks+0x130/0x130
[  304.261310]  ? graph_lock+0x170/0x170
[  304.265112]  ? graph_lock+0x170/0x170
[  304.268918]  ? graph_lock+0x170/0x170
[  304.272719]  ? print_usage_bug+0xc0/0xc0
[  304.276786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.282328]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.287865]  ? check_preemption_disabled+0x48/0x200
[  304.292898]  ? check_preemption_disabled+0x48/0x200
[  304.297924]  ? __lock_is_held+0xb5/0x140
[  304.301999]  __alloc_pages_nodemask+0xa80/0xde0
[  304.306718]  ? graph_lock+0x170/0x170
[  304.310524]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  304.315540]  ? graph_lock+0x170/0x170
[  304.319355]  ? find_held_lock+0x36/0x1c0
[  304.323431]  ? ____cache_alloc_node+0x1c7/0x1e0
[  304.328102]  ? lock_downgrade+0x900/0x900
[  304.332256]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.337807]  cache_grow_begin+0x91/0x8c0
[  304.341869]  ? do_raw_spin_unlock+0xa7/0x2f0
[  304.346316]  fallback_alloc+0x203/0x2e0
[  304.350298]  ____cache_alloc_node+0x1c7/0x1e0
[  304.354804]  kmem_cache_alloc_node+0xe3/0x730
[  304.359303]  ? ipv6_get_ifaddr+0x42e/0x620
[  304.363552]  __alloc_skb+0x119/0x770
[  304.367269]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  304.372555]  ? skb_scrub_packet+0x490/0x490
[  304.376878]  ? lock_downgrade+0x900/0x900
[  304.381038]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.386579]  ? refcount_sub_and_test_checked+0x203/0x310
[  304.392036]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  304.397487]  ? addrconf_rs_timer+0x6f0/0x6f0
[  304.401910]  ndisc_alloc_skb+0x144/0x340
[  304.406001]  ndisc_send_rs+0x331/0x6e0
[  304.409898]  addrconf_rs_timer+0x3c0/0x6f0
[  304.414140]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.418393]  call_timer_fn+0x272/0x920
[  304.422283]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.426525]  ? process_timeout+0x40/0x40
[  304.430586]  ? find_held_lock+0x36/0x1c0
[  304.434656]  ? mark_held_locks+0xc7/0x130
[  304.438808]  ? _raw_spin_unlock_irq+0x27/0x80
[  304.443305]  ? _raw_spin_unlock_irq+0x27/0x80
[  304.447807]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.452045]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  304.456635]  ? trace_hardirqs_on+0xbd/0x310
[  304.460959]  ? kasan_check_read+0x11/0x20
[  304.465118]  ? __run_timers+0x7da/0xc70
[  304.469126]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  304.474585]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.478835]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.483074]  __run_timers+0x7e5/0xc70
[  304.486894]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  304.492262]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  304.497286]  ? graph_lock+0x170/0x170
[  304.501096]  ? print_usage_bug+0xc0/0xc0
[  304.505156]  ? lock_release+0x970/0x970
[  304.509136]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  304.514334]  ? find_held_lock+0x36/0x1c0
[  304.518400]  ? graph_lock+0x170/0x170
[  304.522208]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.527750]  ? check_preemption_disabled+0x48/0x200
[  304.532788]  ? __lock_is_held+0xb5/0x140
[  304.536853]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.542390]  ? check_preemption_disabled+0x48/0x200
[  304.547420]  run_timer_softirq+0x52/0xb0
[  304.551488]  ? rcu_read_lock_sched_held+0x108/0x120
[  304.556517]  __do_softirq+0x30b/0xad8
[  304.560337]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  304.565453]  ? pvclock_read_flags+0x160/0x160
[  304.569954]  ? lapic_next_event+0x5a/0x90
[  304.574120]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.579662]  ? check_preemption_disabled+0x48/0x200
[  304.584680]  ? check_preemption_disabled+0x48/0x200
[  304.589713]  ? kvm_clock_read+0x18/0x30
[  304.593690]  ? kvm_sched_clock_read+0x9/0x20
[  304.598108]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.603645]  ? check_preemption_disabled+0x48/0x200
[  304.608676]  irq_exit+0x17f/0x1c0
[  304.612140]  smp_apic_timer_interrupt+0x1cb/0x760
[  304.616998]  ? smp_call_function_single_interrupt+0x650/0x650
[  304.622884]  ? interrupt_entry+0xb5/0xf0
[  304.626949]  ? trace_hardirqs_off_caller+0xbb/0x300
[  304.631983]  ? trace_hardirqs_off_caller+0xbb/0x300
[  304.637023]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.641872]  ? trace_hardirqs_off+0x300/0x300
[  304.646365]  ? trace_hardirqs_off+0x300/0x300
[  304.650867]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.656407]  ? check_preemption_disabled+0x48/0x200
[  304.661425]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.666970]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.671834]  apic_timer_interrupt+0xf/0x20
[  304.676066]  </IRQ>
[  304.678305] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  304.683673] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  304.702576] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  304.710289] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  304.717558] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  304.724828] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  304.732098] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  304.739370] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  304.746661]  ? page_evictable+0x35d/0x540
[  304.750819]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  304.756374]  page_evictable+0x36b/0x540
[  304.760360]  ? kswapd_stop+0x100/0x100
[  304.764259]  ? ___might_sleep+0x1ed/0x300
[  304.768411]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  304.773869]  ? arch_local_save_flags+0x40/0x40
[  304.778459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.784004]  ? check_preemption_disabled+0x48/0x200
[  304.789036]  shrink_active_list+0x845/0x1c20
[  304.793448]  ? free_unref_page_list+0xc0f/0x11e0
[  304.798221]  ? shrink_inactive_list+0x1c60/0x1c60
[  304.803099]  ? graph_lock+0x170/0x170
[  304.806900]  ? __page_frag_cache_drain+0x200/0x200
[  304.811833]  ? print_usage_bug+0xc0/0xc0
[  304.815914]  ? find_held_lock+0x36/0x1c0
[  304.819982]  ? graph_lock+0x170/0x170
[  304.823796]  ? mark_held_locks+0xc7/0x130
[  304.827952]  ? check_preemption_disabled+0x48/0x200
[  304.832978]  ? check_preemption_disabled+0x48/0x200
[  304.838022]  ? graph_lock+0x170/0x170
[  304.841824]  ? __lock_is_held+0xb5/0x140
[  304.845889]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.851426]  ? check_preemption_disabled+0x48/0x200
[  304.856455]  ? __lock_is_held+0xb5/0x140
[  304.860535]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  304.865556]  ? inactive_list_is_low+0x305/0x880
[  304.870237]  ? lruvec_lru_size+0x450/0x450
[  304.874473]  ? kasan_check_read+0x11/0x20
[  304.878636]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  304.883577]  shrink_node_memcg+0x803/0x18e0
[  304.888019]  ? shrink_active_list+0x1c20/0x1c20
[  304.892702]  ? lockdep_hardirqs_on+0x421/0x5c0
[  304.897293]  ? trace_hardirqs_on+0xbd/0x310
[  304.901621]  ? vmpressure+0x294/0x310
[  304.905426]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  304.910905]  shrink_node+0x3bc/0x16b0
[  304.914713]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  304.920027]  ? shrink_node_memcg+0x18e0/0x18e0
[  304.924623]  ? lockdep_hardirqs_on+0x421/0x5c0
[  304.929212]  ? trace_hardirqs_on+0xbd/0x310
[  304.933539]  ? vmpressure+0x294/0x310
[  304.937350]  ? do_raw_spin_unlock+0xa7/0x2f0
[  304.941769]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  304.946380]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  304.951922]  ? __cpuset_node_allowed+0x19b/0x660
[  304.956692]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  304.962414]  ? vmpressure+0x1c9/0x310
[  304.966233]  do_try_to_free_pages+0x3e7/0x1290
[  304.970936]  ? shrink_node+0x16b0/0x16b0
[  304.975010]  ? __lock_is_held+0xb5/0x140
[  304.979087]  try_to_free_pages+0x4d0/0xb90
[  304.983331]  ? do_try_to_free_pages+0x1290/0x1290
[  304.988181]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.993734]  ? lock_acquire+0x1ed/0x520
[  304.997710]  ? set_page_refcounted+0x280/0x280
[  305.002299]  ? lock_release+0x970/0x970
[  305.006284]  ? ___might_sleep+0x1ed/0x300
[  305.010437]  ? arch_local_save_flags+0x40/0x40
[  305.015023]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  305.020045]  ? __radix_tree_lookup+0x358/0x4c0
[  305.024639]  __alloc_pages_slowpath+0x993/0x2d80
[  305.029426]  ? kasan_check_read+0x11/0x20
[  305.033587]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  305.038868]  ? warn_alloc+0x120/0x120
[  305.042671]  ? __radix_tree_lookup+0x4c0/0x4c0
[  305.047272]  ? find_get_entry+0x2f2/0xc40
[  305.051436]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.056984]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  305.061929]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.067474]  ? should_fail+0x22d/0xd01
[  305.071369]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  305.076479]  ? __lock_is_held+0xb5/0x140
[  305.080542]  ? graph_lock+0x170/0x170
[  305.084349]  ? graph_lock+0x170/0x170
[  305.088172]  ? __lock_is_held+0xb5/0x140
[  305.092246]  ? __lock_acquire+0x7ec/0x4ec0
[  305.096490]  ? ___might_sleep+0x1ed/0x300
[  305.100639]  ? lock_release+0x970/0x970
[  305.104622]  ? arch_local_save_flags+0x40/0x40
[  305.109230]  ? __might_sleep+0x95/0x190
[  305.113214]  __alloc_pages_nodemask+0xa80/0xde0
[  305.117894]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  305.122919]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  305.128716]  ? kasan_check_read+0x11/0x20
[  305.132871]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  305.138156]  ? graph_lock+0x170/0x170
[  305.141962]  ? print_usage_bug+0xc0/0xc0
[  305.146040]  ? graph_lock+0x170/0x170
[  305.149840]  ? graph_lock+0x170/0x170
[  305.153650]  ? __do_page_cache_readahead+0x7ce/0x980
[  305.158762]  ? find_held_lock+0x36/0x1c0
[  305.162930]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  305.168475]  alloc_pages_current+0x10c/0x210
[  305.172890]  ? lock_downgrade+0x900/0x900
[  305.177051]  __page_cache_alloc+0x38f/0x5b0
[  305.181384]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  305.187187]  ? kasan_check_read+0x11/0x20
[  305.191344]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  305.196631]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  305.201312]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.206857]  ? check_preemption_disabled+0x48/0x200
[  305.211887]  filemap_fault+0x1594/0x25f0
[  305.215969]  ? __lock_page_or_retry+0xa00/0xa00
[  305.220654]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  305.226459]  ? kasan_check_read+0x11/0x20
[  305.230619]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  305.235899]  ? rcu_bh_qs+0xc0/0xc0
[  305.239451]  ? print_usage_bug+0xc0/0xc0
[  305.243527]  ? filemap_map_pages+0xdea/0x1980
[  305.248034]  ? print_usage_bug+0xc0/0xc0
[  305.252126]  ? find_get_pages_range_tag+0x1320/0x1320
[  305.257327]  ? print_usage_bug+0xc0/0xc0
[  305.261425]  ? __lock_acquire+0x7ec/0x4ec0
[  305.265664]  ? graph_lock+0x170/0x170
[  305.269477]  ? __sigqueue_free.part.27+0x7d/0xa0
[  305.274251]  ? __lock_acquire+0x7ec/0x4ec0
[  305.278514]  ? lock_acquire+0x1ed/0x520
[  305.282500]  ? ext4_filemap_fault+0x7a/0xad
[  305.286841]  ? lock_release+0x970/0x970
[  305.290829]  ? arch_local_save_flags+0x40/0x40
[  305.295431]  ? mark_held_locks+0x130/0x130
[  305.299689]  ? down_read+0xb0/0x1d0
[  305.303326]  ? ext4_filemap_fault+0x7a/0xad
[  305.307661]  ? __down_interruptible+0x700/0x700
[  305.312342]  ? graph_lock+0x170/0x170
[  305.316152]  ? __sigqueue_free.part.27+0x7d/0xa0
[  305.320942]  ext4_filemap_fault+0x82/0xad
[  305.325109]  __do_fault+0x100/0x6b0
[  305.328745]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  305.334039]  ? print_bad_pte+0x6c0/0x6c0
[  305.338121]  ? pmd_val+0x88/0x100
[  305.341580]  ? add_mm_counter_fast+0xd0/0xd0
[  305.345997]  ? pmd_val+0x88/0x100
[  305.349457]  ? add_mm_counter_fast+0xd0/0xd0
[  305.353877]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.359424]  __handle_mm_fault+0x3709/0x53e0
[  305.363850]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  305.368702]  ? graph_lock+0x170/0x170
[  305.372507]  ? print_usage_bug+0xc0/0xc0
[  305.376577]  ? graph_lock+0x170/0x170
[  305.380384]  ? graph_lock+0x170/0x170
[  305.384240]  ? handle_mm_fault+0x42a/0xc70
[  305.388481]  ? lock_downgrade+0x900/0x900
[  305.392633]  ? check_preemption_disabled+0x48/0x200
[  305.397668]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  305.403471]  ? kasan_check_read+0x11/0x20
[  305.407629]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  305.412915]  ? rcu_bh_qs+0xc0/0xc0
[  305.416465]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  305.421930]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.427481]  ? check_preemption_disabled+0x48/0x200
[  305.432521]  handle_mm_fault+0x54f/0xc70
[  305.436600]  ? __handle_mm_fault+0x53e0/0x53e0
[  305.441202]  ? find_vma+0x34/0x190
[  305.444764]  __do_page_fault+0x67d/0xed0
[  305.448849]  ? mm_fault_error+0x380/0x380
[  305.453023]  ? syscall_slow_exit_work+0x520/0x520
[  305.457881]  do_page_fault+0xf2/0x7e0
[  305.461695]  ? vmalloc_sync_all+0x30/0x30
[  305.465858]  ? error_entry+0x70/0xd0
[  305.469580]  ? trace_hardirqs_off_caller+0xbb/0x300
[  305.474601]  ? trace_hardirqs_on_caller+0xc0/0x300
[  305.479535]  ? syscall_return_slowpath+0x5e0/0x5e0
[  305.484472]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  305.489338]  ? trace_hardirqs_off+0x300/0x300
[  305.493853]  ? trace_hardirqs_off_caller+0x300/0x300
[  305.498981]  ? prepare_exit_to_usermode+0x291/0x3b0
[  305.504029]  ? page_fault+0x8/0x30
[  305.507585]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  305.512442]  ? page_fault+0x8/0x30
[  305.515999]  page_fault+0x1e/0x30
[  305.519465] RIP: 0033:0x45db60
[  305.522667] Code: Bad RIP value.
[  305.526032] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  305.531399] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  305.538678] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  305.545957] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  305.553244] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  305.560526] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  305.567831] warn_alloc_show_mem: 1 callbacks suppressed
[  305.567845] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  305.567847] Mem-Info:
[  305.567880] active_anon:41015 inactive_anon:371 isolated_anon:0
[  305.567880]  active_file:15 inactive_file:16 isolated_file:2
[  305.567880]  unevictable:0 dirty:0 writeback:0 unstable:0
[  305.567880]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  305.567880]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  305.567880]  free:13788 free_pcp:262 free_cma:0
[  305.573221] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  305.580423] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  305.582825] Call Trace:
[  305.615714] Node 0 
[  305.625072]  <IRQ>
[  305.652780] 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
[  305.655343]  dump_stack+0x1c4/0x2b4
[  305.657547] lowmem_reserve[]:
[  305.659698]  ? dump_stack_print_info.cold.2+0x52/0x52
[  305.685193]  0
[  305.688846]  warn_alloc.cold.118+0xb7/0x1bd
[  305.691907]  2815
[  305.697092]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  305.698869]  6318
[  305.703188]  ? lock_downgrade+0x900/0x900
[  305.705229]  6318
[  305.710075]  ? trace_hardirqs_off+0xb8/0x300
[  305.716255]  ? trace_hardirqs_off+0xb8/0x300
[  305.718294] Node 0 
[  305.722701]  __alloc_pages_slowpath+0x2667/0x2d80
[  305.727105] DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  305.729339]  ? warn_alloc+0x120/0x120
[  305.734123] lowmem_reserve[]: 0
[  305.761140]  ? trace_hardirqs_on+0x310/0x310
[  305.764903]  0 3503
[  305.768195]  ? warn_alloc+0x120/0x120
[  305.772573]  3503
[  305.774806]  ? print_usage_bug+0xc0/0xc0
[  305.778577] Node 0 
[  305.780637]  ? warn_alloc+0x120/0x120
[  305.784695] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  305.786908]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  305.790670] lowmem_reserve[]: 0
[  305.819089]  ? print_usage_bug+0xc0/0xc0
[  305.824071]  0 0
[  305.827359]  ? __lock_acquire+0x7ec/0x4ec0
[  305.831700]  0
[  305.833682]  ? __lock_acquire+0x7ec/0x4ec0
[  305.839700]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.843901] Node 0 
[  305.849435]  ? should_fail+0x22d/0xd01
[  305.849438] DMA: 1*4kB 
[  305.851678]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  305.855540] (U) 
[  305.858122]  ? __lock_acquire+0x7ec/0x4ec0
[  305.863192] 0*8kB 0*16kB 
[  305.865178]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  305.869387] 1*32kB 
[  305.872148]  ? __lock_acquire+0x7ec/0x4ec0
[  305.877224] (U) 
[  305.879469]  ? should_fail+0x22d/0xd01
[  305.883679] 2*64kB 
[  305.885658]  ? print_usage_bug+0xc0/0xc0
[  305.889517] (U) 
[  305.891763]  ? mark_held_locks+0x130/0x130
[  305.895802] 1*128kB 
[  305.897771]  ? mark_held_locks+0x130/0x130
[  305.901983] (U) 
[  305.904312]  ? graph_lock+0x170/0x170
[  305.908511] 1*256kB (U) 
[  305.910494]  ? print_usage_bug+0xc0/0xc0
[  305.914270] 0*512kB 
[  305.916944]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  305.920976] 1*1024kB 
[  305.923310]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.928051] (U) 
[  305.930462]  ? check_preemption_disabled+0x48/0x200
[  305.935976] 1*2048kB 
[  305.937952]  ? check_preemption_disabled+0x48/0x200
[  305.942937] (M) 3*4096kB 
[  305.945371]  ? __lock_is_held+0xb5/0x140
[  305.950359] (M) 
[  305.953128]  __alloc_pages_nodemask+0xa80/0xde0
[  305.957157] = 15908kB
[  305.959133]  ? graph_lock+0x170/0x170
[  305.964300] Node 0 
[  305.966712]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  305.970487] DMA32: 
[  305.972723]  ? graph_lock+0x170/0x170
[  305.977713] 3*4kB 
[  305.979956]  ? find_held_lock+0x36/0x1c0
[  305.983722] (M) 
[  305.985875]  ? ____cache_alloc_node+0x1c7/0x1e0
[  305.989905] 2*8kB 
[  305.991877]  ? lock_downgrade+0x900/0x900
[  305.996521] (M) 
[  305.998676]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.002801] 1*16kB 
[  306.004782]  cache_grow_begin+0x91/0x8c0
[  306.010293] (M) 
[  306.012539]  ? do_raw_spin_unlock+0xa7/0x2f0
[  306.016572] 1*32kB 
[  306.018566]  fallback_alloc+0x203/0x2e0
[  306.022934] (M) 
[  306.025176]  ____cache_alloc_node+0x1c7/0x1e0
[  306.029118] 3*64kB 
[  306.031089]  kmem_cache_alloc_node+0xe3/0x730
[  306.035556] (UM) 
[  306.037798]  ? ipv6_get_ifaddr+0x42e/0x620
[  306.042266] 3*128kB 
[  306.044336]  __alloc_skb+0x119/0x770
[  306.048537] (M) 
[  306.050861]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  306.054545] 2*256kB 
[  306.056518]  ? skb_scrub_packet+0x490/0x490
[  306.061775] (M) 
[  306.064092]  ? lock_downgrade+0x900/0x900
[  306.068389] 3*512kB 
[  306.070367]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.074487] (M) 
[  306.076808]  ? refcount_sub_and_test_checked+0x203/0x310
[  306.082320] 4*1024kB 
[  306.084298]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  306.089720] (UM) 
[  306.092128]  ? addrconf_rs_timer+0x6f0/0x6f0
[  306.097548] 3*2048kB 
[  306.099613]  ndisc_alloc_skb+0x144/0x340
[  306.103996] (UM) 
[  306.106405]  ndisc_send_rs+0x331/0x6e0
[  306.110439] 3*4096kB 
[  306.112497]  addrconf_rs_timer+0x3c0/0x6f0
[  306.116354] (M) 
[  306.118760]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.122973] = 25228kB
[  306.124961]  call_timer_fn+0x272/0x920
[  306.129162] Node 0 
[  306.131569]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.135430] Normal: 
[  306.137660]  ? process_timeout+0x40/0x40
[  306.141867] 866*4kB 
[  306.144183]  ? find_held_lock+0x36/0x1c0
[  306.148216] (ME) 
[  306.150538]  ? __run_timers+0x7da/0xc70
[  306.154570] 469*8kB 
[  306.156627]  ? _raw_spin_unlock_irq+0x27/0x80
[  306.160570] (UME) 
[  306.162886]  ? _raw_spin_unlock_irq+0x27/0x80
[  306.167364] 197*16kB 
[  306.169523]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.173995] (UME) 
[  306.176414]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  306.180619] 59*32kB 
[  306.182771]  ? trace_hardirqs_on+0xbd/0x310
[  306.187333] (UME) 
[  306.189655]  ? kasan_check_read+0x11/0x20
[  306.193945] 18*64kB (ME) 
[  306.196102]  ? __run_timers+0x7da/0xc70
[  306.200222] 3*128kB 
[  306.202980]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  306.206929] (M) 
[  306.209252]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.214679] 1*256kB 
[  306.216662]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.220859] (U) 
[  306.223180]  __run_timers+0x7e5/0xc70
[  306.227385] 0*512kB 
[  306.229362]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  306.233127] 0*1024kB 
[  306.235444]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  306.240780] 0*2048kB 
[  306.243184]  ? graph_lock+0x170/0x170
[  306.248174] 0*4096kB 
[  306.250580]  ? enqueue_hrtimer+0x1a5/0x560
[  306.254356] = 14048kB
[  306.256763]  ? lock_release+0x970/0x970
[  306.260985] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  306.263394]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  306.267347] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  306.276173]  ? find_held_lock+0x36/0x1c0
[  306.281337] 412 total pagecache pages
[  306.289907]  ? graph_lock+0x170/0x170
[  306.293951] 0 pages in swap cache
[  306.297739]  ? pvclock_read_flags+0x160/0x160
[  306.301517] Swap cache stats: add 0, delete 0, find 0/0
[  306.304964]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.309431] Free swap  = 0kB
[  306.314787]  ? check_preemption_disabled+0x48/0x200
[  306.314812]  ? __lock_is_held+0xb5/0x140
[  306.320318] Total swap = 0kB
[  306.323334]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.328323] 1965979 pages RAM
[  306.332374]  ? check_preemption_disabled+0x48/0x200
[  306.335364] 0 pages HighMem/MovableOnly
[  306.335373] 343323 pages reserved
[  306.340908]  run_timer_softirq+0x52/0xb0
[  306.343980] 0 pages cma reserved
[  306.349003]  ? rcu_read_lock_sched_held+0x108/0x120
[  306.353053] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  306.356400]  __do_softirq+0x30b/0xad8
[  306.360530] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  306.363797]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  306.368789] syz-fuzzer cpuset=
[  306.375281]  ? pvclock_read_flags+0x160/0x160
[  306.379050] /
[  306.389283]  ? lapic_next_event+0x5a/0x90
[  306.394358]  mems_allowed=0
[  306.397546]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.416325]  ? check_preemption_disabled+0x48/0x200
[  306.421348]  ? check_preemption_disabled+0x48/0x200
[  306.426374]  ? kvm_clock_read+0x18/0x30
[  306.430349]  ? kvm_sched_clock_read+0x9/0x20
[  306.434765]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.440308]  ? check_preemption_disabled+0x48/0x200
[  306.445342]  irq_exit+0x17f/0x1c0
[  306.448807]  smp_apic_timer_interrupt+0x1cb/0x760
[  306.453656]  ? smp_reschedule_interrupt+0x109/0x650
[  306.458676]  ? smp_call_function_single_interrupt+0x650/0x650
[  306.464563]  ? interrupt_entry+0xb5/0xf0
[  306.468629]  ? trace_hardirqs_off_caller+0xbb/0x300
[  306.473645]  ? trace_hardirqs_off_caller+0xbb/0x300
[  306.478668]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.483516]  ? trace_hardirqs_off+0x300/0x300
[  306.488019]  ? trace_hardirqs_off+0x300/0x300
[  306.492521]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.498061]  ? check_preemption_disabled+0x48/0x200
[  306.503079]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.508623]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.513478]  apic_timer_interrupt+0xf/0x20
[  306.517706]  </IRQ>
[  306.519947] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  306.524882] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  306.543786] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  306.551497] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  306.558765] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  306.566034] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  306.573306] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  306.580573] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  306.587887]  skb_clone+0x1bb/0x500
[  306.591429]  ? skb_split+0x11e0/0x11e0
[  306.595328]  ? dev_forward_skb+0x4c/0x60
[  306.599393]  ? __bpf_redirect+0x54b/0xb20
[  306.603548]  ? __switch_to_asm+0x34/0x70
[  306.607619]  bpf_clone_redirect+0xb9/0x490
[  306.611867]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  306.616892]  ? __sched_text_start+0x8/0x8
[  306.621045]  ? lockdep_hardirqs_on+0x421/0x5c0
[  306.625634]  ? retint_kernel+0x2d/0x2d
[  306.629527]  ? trace_hardirqs_on_caller+0xc0/0x300
[  306.634468]  ? find_held_lock+0x36/0x1c0
[  306.638536]  ? lock_acquire+0x1ed/0x520
[  306.642510]  ? bpf_test_run+0x32e/0x5a0
[  306.646490]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.652029]  ? check_preemption_disabled+0x48/0x200
[  306.657050]  ? kasan_check_read+0x11/0x20
[  306.661204]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  306.666483]  ? rcu_bh_qs+0xc0/0xc0
[  306.670032]  ? preempt_schedule+0x4d/0x60
[  306.674183]  ? ___preempt_schedule+0x16/0x18
[  306.678600]  ? bpf_test_run+0x1c0/0x5a0
[  306.682590]  ? netlink_diag_dump+0x2a0/0x2a0
[  306.687010]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.692545]  ? bpf_test_init.isra.9+0x70/0x100
[  306.697138]  ? bpf_prog_test_run_skb+0x634/0xb40
[  306.701906]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  306.706750]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  306.712295]  ? fput+0x130/0x1a0
[  306.715580]  ? __bpf_prog_get+0x9b/0x290
[  306.719647]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  306.724494]  ? bpf_prog_test_run+0x130/0x1a0
[  306.728907]  ? __x64_sys_bpf+0x3d8/0x510
[  306.732971]  ? bpf_prog_get+0x20/0x20
[  306.736791]  ? ksys_ioctl+0x81/0xd0
[  306.740433]  ? do_syscall_64+0x1b9/0x820
[  306.744502]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  306.749878]  ? syscall_return_slowpath+0x5e0/0x5e0
[  306.754818]  ? trace_hardirqs_off+0x300/0x300
[  306.759317]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  306.764334]  ? recalc_sigpending_tsk+0x180/0x180
[  306.769112]  ? kasan_check_write+0x14/0x20
[  306.773360]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.778222]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  306.783608] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  306.783694] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  306.790532] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  306.790538] Call Trace:
[  306.790546]  <IRQ>
[  306.790562]  dump_stack+0x1c4/0x2b4
[  306.790579]  ? dump_stack_print_info.cold.2+0x52/0x52
[  306.797146] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  306.806411]  warn_alloc.cold.118+0xb7/0x1bd
[  306.808961] syz-executor0 cpuset=
[  306.811104]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  306.814721] syz0
[  306.819909]  ? lock_downgrade+0x900/0x900
[  306.830363]  mems_allowed=0
[  306.851970]  ? trace_hardirqs_off+0xb8/0x300
[  306.856392]  ? trace_hardirqs_off+0xb8/0x300
[  306.860814]  __alloc_pages_slowpath+0x2667/0x2d80
[  306.865693]  ? warn_alloc+0x120/0x120
[  306.869501]  ? trace_hardirqs_on+0x310/0x310
[  306.873914]  ? warn_alloc+0x120/0x120
[  306.877722]  ? print_usage_bug+0xc0/0xc0
[  306.881800]  ? warn_alloc+0x120/0x120
[  306.885604]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  306.890624]  ? print_usage_bug+0xc0/0xc0
[  306.894692]  ? __lock_acquire+0x7ec/0x4ec0
[  306.898931]  ? __lock_acquire+0x7ec/0x4ec0
[  306.903175]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.908717]  ? should_fail+0x22d/0xd01
[  306.912615]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  306.917722]  ? __lock_acquire+0x7ec/0x4ec0
[  306.921965]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  306.927075]  ? __lock_acquire+0x7ec/0x4ec0
[  306.931309]  ? should_fail+0x22d/0xd01
[  306.935195]  ? print_usage_bug+0xc0/0xc0
[  306.939270]  ? mark_held_locks+0x130/0x130
[  306.943514]  ? mark_held_locks+0x130/0x130
[  306.947781]  ? graph_lock+0x170/0x170
[  306.951591]  ? print_usage_bug+0xc0/0xc0
[  306.955655]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  306.960416]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.965953]  ? check_preemption_disabled+0x48/0x200
[  306.970981]  ? check_preemption_disabled+0x48/0x200
[  306.976027]  ? __lock_is_held+0xb5/0x140
[  306.980098]  __alloc_pages_nodemask+0xa80/0xde0
[  306.984771]  ? graph_lock+0x170/0x170
[  306.988587]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  306.993603]  ? graph_lock+0x170/0x170
[  306.997418]  ? find_held_lock+0x36/0x1c0
[  307.001492]  ? ____cache_alloc_node+0x1c7/0x1e0
[  307.006167]  ? lock_downgrade+0x900/0x900
[  307.010327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.015872]  cache_grow_begin+0x91/0x8c0
[  307.019941]  ? do_raw_spin_unlock+0xa7/0x2f0
[  307.024363]  fallback_alloc+0x203/0x2e0
[  307.028349]  ____cache_alloc_node+0x1c7/0x1e0
[  307.032851]  kmem_cache_alloc_node+0xe3/0x730
[  307.037350]  ? ipv6_get_ifaddr+0x42e/0x620
[  307.041597]  __alloc_skb+0x119/0x770
[  307.045318]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  307.050604]  ? skb_scrub_packet+0x490/0x490
[  307.054929]  ? lock_downgrade+0x900/0x900
[  307.059092]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.064631]  ? refcount_sub_and_test_checked+0x203/0x310
[  307.070087]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  307.075542]  ? addrconf_rs_timer+0x6f0/0x6f0
[  307.079964]  ndisc_alloc_skb+0x144/0x340
[  307.084043]  ndisc_send_rs+0x331/0x6e0
[  307.087938]  addrconf_rs_timer+0x3c0/0x6f0
[  307.092182]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.096437]  call_timer_fn+0x272/0x920
[  307.100330]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.104569]  ? process_timeout+0x40/0x40
[  307.108633]  ? find_held_lock+0x36/0x1c0
[  307.112710]  ? mark_held_locks+0xc7/0x130
[  307.116871]  ? _raw_spin_unlock_irq+0x27/0x80
[  307.121373]  ? _raw_spin_unlock_irq+0x27/0x80
[  307.125874]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.130111]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  307.134698]  ? trace_hardirqs_on+0xbd/0x310
[  307.139027]  ? kasan_check_read+0x11/0x20
[  307.143185]  ? __run_timers+0x7da/0xc70
[  307.147167]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  307.152633]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.156876]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.161118]  __run_timers+0x7e5/0xc70
[  307.164939]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  307.170308]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  307.175326]  ? graph_lock+0x170/0x170
[  307.179133]  ? print_usage_bug+0xc0/0xc0
[  307.183192]  ? lock_release+0x970/0x970
[  307.187167]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  307.192368]  ? find_held_lock+0x36/0x1c0
[  307.196438]  ? graph_lock+0x170/0x170
[  307.200243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.205786]  ? check_preemption_disabled+0x48/0x200
[  307.210821]  ? __lock_is_held+0xb5/0x140
[  307.214886]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.220420]  ? check_preemption_disabled+0x48/0x200
[  307.225450]  run_timer_softirq+0x52/0xb0
[  307.229516]  ? rcu_read_lock_sched_held+0x108/0x120
[  307.234539]  __do_softirq+0x30b/0xad8
[  307.238355]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  307.243469]  ? pvclock_read_flags+0x160/0x160
[  307.247967]  ? lapic_next_event+0x5a/0x90
[  307.252125]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.257663]  ? check_preemption_disabled+0x48/0x200
[  307.262680]  ? check_preemption_disabled+0x48/0x200
[  307.267703]  ? kvm_clock_read+0x18/0x30
[  307.271683]  ? kvm_sched_clock_read+0x9/0x20
[  307.276097]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.281633]  ? check_preemption_disabled+0x48/0x200
[  307.286663]  irq_exit+0x17f/0x1c0
[  307.290123]  smp_apic_timer_interrupt+0x1cb/0x760
[  307.294969]  ? smp_call_function_single_interrupt+0x650/0x650
[  307.300864]  ? interrupt_entry+0xb5/0xf0
[  307.304948]  ? trace_hardirqs_off_caller+0xbb/0x300
[  307.309963]  ? trace_hardirqs_off_caller+0xbb/0x300
[  307.314999]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  307.319843]  ? trace_hardirqs_off+0x300/0x300
[  307.324338]  ? trace_hardirqs_off+0x300/0x300
[  307.328834]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.334374]  ? check_preemption_disabled+0x48/0x200
[  307.339394]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.344947]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  307.349806]  apic_timer_interrupt+0xf/0x20
[  307.354034]  </IRQ>
[  307.356272] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  307.361643] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  307.380546] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  307.388259] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  307.395525] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  307.402797] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  307.410092] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  307.417359] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  307.424650]  ? page_evictable+0x35d/0x540
[  307.428815]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  307.434352]  page_evictable+0x36b/0x540
[  307.438334]  ? kswapd_stop+0x100/0x100
[  307.442232]  ? ___might_sleep+0x1ed/0x300
[  307.446386]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  307.451839]  ? arch_local_save_flags+0x40/0x40
[  307.456428]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.461968]  ? check_preemption_disabled+0x48/0x200
[  307.467033]  shrink_active_list+0x845/0x1c20
[  307.471444]  ? free_unref_page_list+0xc0f/0x11e0
[  307.476220]  ? shrink_inactive_list+0x1c60/0x1c60
[  307.481094]  ? graph_lock+0x170/0x170
[  307.484911]  ? __page_frag_cache_drain+0x200/0x200
[  307.489846]  ? print_usage_bug+0xc0/0xc0
[  307.493924]  ? find_held_lock+0x36/0x1c0
[  307.497998]  ? graph_lock+0x170/0x170
[  307.501809]  ? mark_held_locks+0xc7/0x130
[  307.505963]  ? check_preemption_disabled+0x48/0x200
[  307.511012]  ? check_preemption_disabled+0x48/0x200
[  307.516093]  ? graph_lock+0x170/0x170
[  307.519923]  ? __lock_is_held+0xb5/0x140
[  307.524015]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.529557]  ? check_preemption_disabled+0x48/0x200
[  307.534589]  ? __lock_is_held+0xb5/0x140
[  307.538668]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  307.543692]  ? inactive_list_is_low+0x305/0x880
[  307.548374]  ? lruvec_lru_size+0x450/0x450
[  307.552607]  ? kasan_check_read+0x11/0x20
[  307.556770]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  307.561723]  shrink_node_memcg+0x803/0x18e0
[  307.566072]  ? shrink_active_list+0x1c20/0x1c20
[  307.570756]  ? lockdep_hardirqs_on+0x421/0x5c0
[  307.575351]  ? trace_hardirqs_on+0xbd/0x310
[  307.579682]  ? vmpressure+0x294/0x310
[  307.583486]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  307.588965]  shrink_node+0x3bc/0x16b0
[  307.592813]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  307.598131]  ? shrink_node_memcg+0x18e0/0x18e0
[  307.602718]  ? lockdep_hardirqs_on+0x421/0x5c0
[  307.607332]  ? trace_hardirqs_on+0xbd/0x310
[  307.611661]  ? vmpressure+0x294/0x310
[  307.615469]  ? do_raw_spin_unlock+0xa7/0x2f0
[  307.619880]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  307.624472]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  307.630016]  ? __cpuset_node_allowed+0x19b/0x660
[  307.634786]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  307.640500]  ? vmpressure+0x1c9/0x310
[  307.644314]  do_try_to_free_pages+0x3e7/0x1290
[  307.648918]  ? shrink_node+0x16b0/0x16b0
[  307.652983]  ? __lock_is_held+0xb5/0x140
[  307.657093]  try_to_free_pages+0x4d0/0xb90
[  307.661339]  ? do_try_to_free_pages+0x1290/0x1290
[  307.666185]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.671737]  ? lock_acquire+0x1ed/0x520
[  307.675716]  ? set_page_refcounted+0x280/0x280
[  307.680304]  ? lock_release+0x970/0x970
[  307.684294]  ? ___might_sleep+0x1ed/0x300
[  307.688452]  ? arch_local_save_flags+0x40/0x40
[  307.693041]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  307.698065]  ? __radix_tree_lookup+0x358/0x4c0
[  307.702658]  __alloc_pages_slowpath+0x993/0x2d80
[  307.707445]  ? kasan_check_read+0x11/0x20
[  307.711596]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  307.716873]  ? warn_alloc+0x120/0x120
[  307.720678]  ? __radix_tree_lookup+0x4c0/0x4c0
[  307.725275]  ? find_get_entry+0x2f2/0xc40
[  307.729434]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.734977]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  307.739921]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.745460]  ? should_fail+0x22d/0xd01
[  307.749355]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  307.754460]  ? __lock_is_held+0xb5/0x140
[  307.758526]  ? graph_lock+0x170/0x170
[  307.762333]  ? graph_lock+0x170/0x170
[  307.766154]  ? __lock_is_held+0xb5/0x140
[  307.770227]  ? __lock_acquire+0x7ec/0x4ec0
[  307.774469]  ? ___might_sleep+0x1ed/0x300
[  307.778619]  ? lock_release+0x970/0x970
[  307.782596]  ? arch_local_save_flags+0x40/0x40
[  307.787192]  ? __might_sleep+0x95/0x190
[  307.791177]  __alloc_pages_nodemask+0xa80/0xde0
[  307.795857]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  307.800880]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  307.806676]  ? kasan_check_read+0x11/0x20
[  307.810827]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  307.816112]  ? graph_lock+0x170/0x170
[  307.819918]  ? print_usage_bug+0xc0/0xc0
[  307.823983]  ? graph_lock+0x170/0x170
[  307.827799]  ? graph_lock+0x170/0x170
[  307.831838]  ? __do_page_cache_readahead+0x7ce/0x980
[  307.836951]  ? find_held_lock+0x36/0x1c0
[  307.841027]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  307.846574]  alloc_pages_current+0x10c/0x210
[  307.851006]  ? lock_downgrade+0x900/0x900
[  307.855179]  __page_cache_alloc+0x38f/0x5b0
[  307.859511]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  307.865312]  ? kasan_check_read+0x11/0x20
[  307.869488]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  307.874787]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  307.879470]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.885026]  ? check_preemption_disabled+0x48/0x200
[  307.890060]  filemap_fault+0x1594/0x25f0
[  307.894143]  ? __lock_page_or_retry+0xa00/0xa00
[  307.898819]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  307.904615]  ? kasan_check_read+0x11/0x20
[  307.908767]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  307.914057]  ? rcu_bh_qs+0xc0/0xc0
[  307.917609]  ? print_usage_bug+0xc0/0xc0
[  307.921677]  ? filemap_map_pages+0xdea/0x1980
[  307.926183]  ? print_usage_bug+0xc0/0xc0
[  307.930260]  ? find_get_pages_range_tag+0x1320/0x1320
[  307.935449]  ? print_usage_bug+0xc0/0xc0
[  307.939520]  ? __lock_acquire+0x7ec/0x4ec0
[  307.943758]  ? graph_lock+0x170/0x170
[  307.947569]  ? __sigqueue_free.part.27+0x7d/0xa0
[  307.952335]  ? __lock_acquire+0x7ec/0x4ec0
[  307.956586]  ? lock_acquire+0x1ed/0x520
[  307.961044]  ? ext4_filemap_fault+0x7a/0xad
[  307.965377]  ? lock_release+0x970/0x970
[  307.969394]  ? arch_local_save_flags+0x40/0x40
[  307.973979]  ? mark_held_locks+0x130/0x130
[  307.978251]  ? down_read+0xb0/0x1d0
[  307.981878]  ? ext4_filemap_fault+0x7a/0xad
[  307.986205]  ? __down_interruptible+0x700/0x700
[  307.990881]  ? graph_lock+0x170/0x170
[  307.994686]  ? __sigqueue_free.part.27+0x7d/0xa0
[  307.999455]  ext4_filemap_fault+0x82/0xad
[  308.003613]  __do_fault+0x100/0x6b0
[  308.007243]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  308.012528]  ? print_bad_pte+0x6c0/0x6c0
[  308.016599]  ? pmd_val+0x88/0x100
[  308.020070]  ? add_mm_counter_fast+0xd0/0xd0
[  308.024482]  ? pmd_val+0x88/0x100
[  308.027948]  ? add_mm_counter_fast+0xd0/0xd0
[  308.032364]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  308.037907]  __handle_mm_fault+0x3709/0x53e0
[  308.042327]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  308.047173]  ? graph_lock+0x170/0x170
[  308.050977]  ? print_usage_bug+0xc0/0xc0
[  308.055049]  ? graph_lock+0x170/0x170
[  308.058849]  ? graph_lock+0x170/0x170
[  308.062671]  ? handle_mm_fault+0x42a/0xc70
[  308.066910]  ? lock_downgrade+0x900/0x900
[  308.071057]  ? check_preemption_disabled+0x48/0x200
[  308.076112]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  308.081906]  ? kasan_check_read+0x11/0x20
[  308.086061]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  308.091342]  ? rcu_bh_qs+0xc0/0xc0
[  308.094886]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  308.100344]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  308.105885]  ? check_preemption_disabled+0x48/0x200
[  308.110910]  handle_mm_fault+0x54f/0xc70
[  308.114979]  ? __handle_mm_fault+0x53e0/0x53e0
[  308.119574]  ? find_vma+0x34/0x190
[  308.123125]  __do_page_fault+0x67d/0xed0
[  308.127197]  ? mm_fault_error+0x380/0x380
[  308.131357]  ? syscall_slow_exit_work+0x520/0x520
[  308.136212]  do_page_fault+0xf2/0x7e0
[  308.140025]  ? vmalloc_sync_all+0x30/0x30
[  308.144178]  ? error_entry+0x70/0xd0
[  308.147896]  ? trace_hardirqs_off_caller+0xbb/0x300
[  308.152929]  ? trace_hardirqs_on_caller+0xc0/0x300
[  308.157863]  ? syscall_return_slowpath+0x5e0/0x5e0
[  308.162967]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.167817]  ? trace_hardirqs_off+0x300/0x300
[  308.172314]  ? trace_hardirqs_off_caller+0x300/0x300
[  308.177424]  ? prepare_exit_to_usermode+0x291/0x3b0
[  308.182442]  ? page_fault+0x8/0x30
[  308.186009]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.190871]  ? page_fault+0x8/0x30
[  308.194416]  page_fault+0x1e/0x30
[  308.197873] RIP: 0033:0x45db60
[  308.201077] Code: Bad RIP value.
[  308.204443] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  308.209812] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  308.217092] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  308.224393] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  308.231674] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  308.238955] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  308.246310] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  308.246316] warn_alloc_show_mem: 1 callbacks suppressed
[  308.246325] Mem-Info:
[  308.253511] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  308.253520] Call Trace:
[  308.258895] active_anon:41015 inactive_anon:371 isolated_anon:0
[  308.258895]  active_file:15 inactive_file:16 isolated_file:2
[  308.258895]  unevictable:0 dirty:0 writeback:0 unstable:0
[  308.258895]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  308.258895]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  308.258895]  free:13788 free_pcp:262 free_cma:0
[  308.261263]  <IRQ>
[  308.270626] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  308.273211]  dump_stack+0x1c4/0x2b4
[  308.306065] Node 0 
[  308.308212]  ? dump_stack_print_info.cold.2+0x52/0x52
[  308.335881] 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
[  308.339491]  warn_alloc.cold.118+0xb7/0x1bd
[  308.341693] lowmem_reserve[]:
[  308.346880]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  308.372364]  0 2815
[  308.376692]  ? lock_downgrade+0x900/0x900
[  308.379769]  6318
[  308.384609]  ? trace_hardirqs_off+0xb8/0x300
[  308.386817]  6318
[  308.390963]  ? trace_hardirqs_off+0xb8/0x300
[  308.397443]  __alloc_pages_slowpath+0x2667/0x2d80
[  308.399477] Node 0 
[  308.403905]  ? warn_alloc+0x120/0x120
[  308.408740] DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  308.410963]  ? trace_hardirqs_on+0x310/0x310
[  308.414736] lowmem_reserve[]: 0
[  308.441751]  ? warn_alloc+0x120/0x120
[  308.446128]  0
[  308.449405]  ? print_usage_bug+0xc0/0xc0
[  308.453201]  3503 3503
[  308.455016]  ? warn_alloc+0x120/0x120
[  308.461548]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  308.465324] Node 0 
[  308.470332]  ? print_usage_bug+0xc0/0xc0
[  308.470363] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  308.470371] lowmem_reserve[]:
[  308.472604]  ? __lock_acquire+0x7ec/0x4ec0
[  308.476638]  0
[  308.505015]  ? __lock_acquire+0x7ec/0x4ec0
[  308.508096]  0
[  308.512324]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  308.514101]  0
[  308.518334]  ? should_fail+0x22d/0xd01
[  308.520109]  0
[  308.525646]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  308.527422] Node 0 
[  308.531306]  ? __lock_acquire+0x7ec/0x4ec0
[  308.533082] DMA: 
[  308.538181]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  308.540395] 1*4kB 
[  308.544623]  ? __lock_acquire+0x7ec/0x4ec0
[  308.546659] (U) 
[  308.551754]  ? should_fail+0x22d/0xd01
[  308.553885] 0*8kB 
[  308.558110]  ? print_usage_bug+0xc0/0xc0
[  308.560063] 0*16kB 
[  308.563951]  ? mark_held_locks+0x130/0x130
[  308.566076] 1*32kB 
[  308.570128]  ? mark_held_locks+0x130/0x130
[  308.572341] (U) 
[  308.576571]  ? graph_lock+0x170/0x170
[  308.578784] 2*64kB 
[  308.583018]  ? print_usage_bug+0xc0/0xc0
[  308.584969] (U) 
[  308.588774]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  308.590988] 1*128kB 
[  308.595064]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.597019] (U) 
[  308.601768]  ? check_preemption_disabled+0x48/0x200
[  308.604075] 1*256kB 
[  308.609607]  ? check_preemption_disabled+0x48/0x200
[  308.611566] (U) 
[  308.616585]  ? __lock_is_held+0xb5/0x140
[  308.618878] 0*512kB 
[  308.623893]  __alloc_pages_nodemask+0xa80/0xde0
[  308.625839] 1*1024kB 
[  308.629894]  ? graph_lock+0x170/0x170
[  308.632189] (U) 
[  308.636855]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  308.639244] 1*2048kB 
[  308.643032]  ? graph_lock+0x170/0x170
[  308.643057]  ? find_held_lock+0x36/0x1c0
[  308.645033] (M) 
[  308.650051]  ? ____cache_alloc_node+0x1c7/0x1e0
[  308.652433] 3*4096kB 
[  308.656224]  ? lock_downgrade+0x900/0x900
[  308.660260] (M) 
[  308.662241]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.666884] = 15908kB
[  308.669293]  cache_grow_begin+0x91/0x8c0
[  308.673409] Node 0 
[  308.675378]  ? do_raw_spin_unlock+0xa7/0x2f0
[  308.680892] DMA32: 
[  308.683308]  fallback_alloc+0x203/0x2e0
[  308.687341] 3*4kB 
[  308.689574]  ____cache_alloc_node+0x1c7/0x1e0
[  308.693956] (M) 
[  308.696190]  kmem_cache_alloc_node+0xe3/0x730
[  308.700136] 2*8kB 
[  308.702292]  ? ipv6_get_ifaddr+0x42e/0x620
[  308.706751] (M) 
[  308.708747]  __alloc_skb+0x119/0x770
[  308.713218] 1*16kB 
[  308.715379]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  308.719584] (M) 
[  308.721557]  ? skb_scrub_packet+0x490/0x490
[  308.725246] 1*32kB 
[  308.727476]  ? lock_downgrade+0x900/0x900
[  308.732724] (M) 
[  308.734701]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.739002] 3*64kB 
[  308.741239]  ? refcount_sub_and_test_checked+0x203/0x310
[  308.745356] (UM) 
[  308.747326]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  308.752836] 3*128kB 
[  308.755069]  ? addrconf_rs_timer+0x6f0/0x6f0
[  308.760499] (M) 
[  308.762570]  ndisc_alloc_skb+0x144/0x340
[  308.767985] 2*256kB 
[  308.770314]  ndisc_send_rs+0x331/0x6e0
[  308.774696] (M) 3*512kB 
[  308.776681]  addrconf_rs_timer+0x3c0/0x6f0
[  308.780717] (M) 
[  308.783039]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.786898] 4*1024kB 
[  308.789570]  call_timer_fn+0x272/0x920
[  308.793767] (UM) 
[  308.795739]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.799942] 3*2048kB (UM) 
[  308.802352]  ? process_timeout+0x40/0x40
[  308.806216] 3*4096kB 
[  308.808271]  ? find_held_lock+0x36/0x1c0
[  308.812484] (M) 
[  308.815325]  ? __run_timers+0x7da/0xc70
[  308.819360] = 25228kB
[  308.821799]  ? _raw_spin_unlock_irq+0x27/0x80
[  308.825833] Node 0 
[  308.827806]  ? _raw_spin_unlock_irq+0x27/0x80
[  308.831752] Normal: 
[  308.834158]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.838626] 866*4kB 
[  308.840855]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  308.845322] (ME) 
[  308.847639]  ? trace_hardirqs_on+0xbd/0x310
[  308.851842] 469*8kB (UME) 
[  308.854171]  ? kasan_check_read+0x11/0x20
[  308.858731] 197*16kB 
[  308.860793]  ? __run_timers+0x7da/0xc70
[  308.865087] (UME) 
[  308.867931]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  308.872054] 59*32kB 
[  308.874457]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.878404] (UME) 
[  308.880550]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.885974] 18*64kB 
[  308.888302]  __run_timers+0x7e5/0xc70
[  308.892511] (ME) 
[  308.894662]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  308.898865] 3*128kB 
[  308.901184]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  308.904955] (M) 
[  308.907017]  ? graph_lock+0x170/0x170
[  308.912356] 1*256kB 
[  308.914673]  ? enqueue_hrtimer+0x1a5/0x560
[  308.919662] (U) 
[  308.921635]  ? lock_release+0x970/0x970
[  308.925412] 0*512kB 
[  308.927726]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  308.931935] 0*1024kB 
[  308.933912]  ? find_held_lock+0x36/0x1c0
[  308.937864] 0*2048kB 
[  308.940183]  ? graph_lock+0x170/0x170
[  308.945340] 0*4096kB = 14048kB
[  308.947754]  ? pvclock_read_flags+0x160/0x160
[  308.951803] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  308.954202]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.957981] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  308.961171]  ? check_preemption_disabled+0x48/0x200
[  308.965639] 412 total pagecache pages
[  308.974472]  ? __lock_is_held+0xb5/0x140
[  308.979997] 0 pages in swap cache
[  308.988575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.993568] Swap cache stats: add 0, delete 0, find 0/0
[  308.997359]  ? check_preemption_disabled+0x48/0x200
[  309.001398] Free swap  = 0kB
[  309.004847]  run_timer_softirq+0x52/0xb0
[  309.010351] Total swap = 0kB
[  309.015719]  ? rcu_read_lock_sched_held+0x108/0x120
[  309.020723] 1965979 pages RAM
[  309.023737]  __do_softirq+0x30b/0xad8
[  309.027770] 0 pages HighMem/MovableOnly
[  309.030787]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  309.035780] 343323 pages reserved
[  309.038877]  ? pvclock_read_flags+0x160/0x160
[  309.042650] 0 pages cma reserved
[  309.046616]  ? lapic_next_event+0x5a/0x90
[  309.051781] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  309.055142]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.059707] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  309.062972]  ? check_preemption_disabled+0x48/0x200
[  309.067094] syz-fuzzer cpuset=
[  309.073578]  ? check_preemption_disabled+0x48/0x200
[  309.079095] /
[  309.089325]  ? kvm_clock_read+0x18/0x30
[  309.094315]  mems_allowed=0
[  309.097497]  ? kvm_sched_clock_read+0x9/0x20
[  309.115455]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.121001]  ? check_preemption_disabled+0x48/0x200
[  309.126044]  irq_exit+0x17f/0x1c0
[  309.129506]  smp_apic_timer_interrupt+0x1cb/0x760
[  309.134370]  ? smp_reschedule_interrupt+0x109/0x650
[  309.139389]  ? smp_call_function_single_interrupt+0x650/0x650
[  309.145282]  ? interrupt_entry+0xb5/0xf0
[  309.149357]  ? trace_hardirqs_off_caller+0xbb/0x300
[  309.154377]  ? trace_hardirqs_off_caller+0xbb/0x300
[  309.159401]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  309.164245]  ? trace_hardirqs_off+0x300/0x300
[  309.168747]  ? trace_hardirqs_off+0x300/0x300
[  309.173243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.178788]  ? check_preemption_disabled+0x48/0x200
[  309.183807]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.189357]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  309.194208]  apic_timer_interrupt+0xf/0x20
[  309.198440]  </IRQ>
[  309.200683] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  309.205617] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  309.224534] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  309.232345] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  309.239617] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  309.246886] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  309.254154] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  309.261431] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  309.268751]  skb_clone+0x1bb/0x500
[  309.272300]  ? skb_split+0x11e0/0x11e0
[  309.276200]  ? dev_forward_skb+0x4c/0x60
[  309.280267]  ? __bpf_redirect+0x54b/0xb20
[  309.284427]  ? __switch_to_asm+0x34/0x70
[  309.288518]  bpf_clone_redirect+0xb9/0x490
[  309.292765]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  309.297788]  ? __sched_text_start+0x8/0x8
[  309.301945]  ? lockdep_hardirqs_on+0x421/0x5c0
[  309.306531]  ? retint_kernel+0x2d/0x2d
[  309.310421]  ? trace_hardirqs_on_caller+0xc0/0x300
[  309.315357]  ? find_held_lock+0x36/0x1c0
[  309.319426]  ? lock_acquire+0x1ed/0x520
[  309.323400]  ? bpf_test_run+0x32e/0x5a0
[  309.327382]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.332921]  ? check_preemption_disabled+0x48/0x200
[  309.337959]  ? kasan_check_read+0x11/0x20
[  309.342138]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  309.347418]  ? rcu_bh_qs+0xc0/0xc0
[  309.350965]  ? preempt_schedule+0x4d/0x60
[  309.355133]  ? ___preempt_schedule+0x16/0x18
[  309.359554]  ? bpf_test_run+0x1c0/0x5a0
[  309.363545]  ? netlink_diag_dump+0x2a0/0x2a0
[  309.367959]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.373503]  ? bpf_test_init.isra.9+0x70/0x100
[  309.378094]  ? bpf_prog_test_run_skb+0x634/0xb40
[  309.382861]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  309.387704]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  309.393244]  ? fput+0x130/0x1a0
[  309.396530]  ? __bpf_prog_get+0x9b/0x290
[  309.400597]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  309.405440]  ? bpf_prog_test_run+0x130/0x1a0
[  309.409886]  ? __x64_sys_bpf+0x3d8/0x510
[  309.413951]  ? bpf_prog_get+0x20/0x20
[  309.417762]  ? ksys_ioctl+0x81/0xd0
[  309.421402]  ? do_syscall_64+0x1b9/0x820
[  309.425467]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  309.430838]  ? syscall_return_slowpath+0x5e0/0x5e0
[  309.435775]  ? trace_hardirqs_off+0x300/0x300
[  309.440282]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  309.445307]  ? recalc_sigpending_tsk+0x180/0x180
[  309.450073]  ? kasan_check_write+0x14/0x20
[  309.454336]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  309.459220]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  309.464605] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  309.464699] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  309.471531] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  309.471536] Call Trace:
[  309.471544]  <IRQ>
[  309.471560]  dump_stack+0x1c4/0x2b4
[  309.471578]  ? dump_stack_print_info.cold.2+0x52/0x52
[  309.478161] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  309.487426]  warn_alloc.cold.118+0xb7/0x1bd
[  309.489980] syz-executor0 cpuset=
[  309.492131]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  309.495731] syz0
[  309.500919]  ? lock_downgrade+0x900/0x900
[  309.511384]  mems_allowed=0
[  309.515702]  ? trace_hardirqs_off+0xb8/0x300
[  309.537365]  ? trace_hardirqs_off+0xb8/0x300
[  309.541791]  __alloc_pages_slowpath+0x2667/0x2d80
[  309.546671]  ? warn_alloc+0x120/0x120
[  309.550480]  ? trace_hardirqs_on+0x310/0x310
[  309.554893]  ? warn_alloc+0x120/0x120
[  309.558714]  ? print_usage_bug+0xc0/0xc0
[  309.562782]  ? warn_alloc+0x120/0x120
[  309.566584]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  309.571608]  ? print_usage_bug+0xc0/0xc0
[  309.575676]  ? __lock_acquire+0x7ec/0x4ec0
[  309.579914]  ? __lock_acquire+0x7ec/0x4ec0
[  309.584152]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.589696]  ? should_fail+0x22d/0xd01
[  309.593594]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  309.598697]  ? __lock_acquire+0x7ec/0x4ec0
[  309.602940]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  309.608044]  ? __lock_acquire+0x7ec/0x4ec0
[  309.612277]  ? should_fail+0x22d/0xd01
[  309.616164]  ? print_usage_bug+0xc0/0xc0
[  309.620247]  ? mark_held_locks+0x130/0x130
[  309.624518]  ? mark_held_locks+0x130/0x130
[  309.628770]  ? graph_lock+0x170/0x170
[  309.632593]  ? print_usage_bug+0xc0/0xc0
[  309.636662]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  309.641421]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.646961]  ? check_preemption_disabled+0x48/0x200
[  309.651984]  ? check_preemption_disabled+0x48/0x200
[  309.657028]  ? __lock_is_held+0xb5/0x140
[  309.661104]  __alloc_pages_nodemask+0xa80/0xde0
[  309.665780]  ? graph_lock+0x170/0x170
[  309.669585]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  309.674599]  ? graph_lock+0x170/0x170
[  309.678413]  ? find_held_lock+0x36/0x1c0
[  309.682486]  ? ____cache_alloc_node+0x1c7/0x1e0
[  309.687159]  ? lock_downgrade+0x900/0x900
[  309.691315]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.696858]  cache_grow_begin+0x91/0x8c0
[  309.700925]  ? do_raw_spin_unlock+0xa7/0x2f0
[  309.705349]  fallback_alloc+0x203/0x2e0
[  309.709334]  ____cache_alloc_node+0x1c7/0x1e0
[  309.713837]  kmem_cache_alloc_node+0xe3/0x730
[  309.718337]  ? ipv6_get_ifaddr+0x42e/0x620
[  309.722587]  __alloc_skb+0x119/0x770
[  309.726306]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  309.731587]  ? skb_scrub_packet+0x490/0x490
[  309.735908]  ? lock_downgrade+0x900/0x900
[  309.740079]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.745622]  ? refcount_sub_and_test_checked+0x203/0x310
[  309.751072]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  309.756522]  ? addrconf_rs_timer+0x6f0/0x6f0
[  309.760960]  ndisc_alloc_skb+0x144/0x340
[  309.765038]  ndisc_send_rs+0x331/0x6e0
[  309.768932]  addrconf_rs_timer+0x3c0/0x6f0
[  309.773179]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.777433]  call_timer_fn+0x272/0x920
[  309.781335]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.785574]  ? process_timeout+0x40/0x40
[  309.789636]  ? find_held_lock+0x36/0x1c0
[  309.793704]  ? mark_held_locks+0xc7/0x130
[  309.797862]  ? _raw_spin_unlock_irq+0x27/0x80
[  309.802360]  ? _raw_spin_unlock_irq+0x27/0x80
[  309.806865]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.811114]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  309.815717]  ? trace_hardirqs_on+0xbd/0x310
[  309.820039]  ? kasan_check_read+0x11/0x20
[  309.824191]  ? __run_timers+0x7da/0xc70
[  309.828171]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  309.833859]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.838102]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.842340]  __run_timers+0x7e5/0xc70
[  309.846155]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  309.851523]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  309.856541]  ? graph_lock+0x170/0x170
[  309.860348]  ? print_usage_bug+0xc0/0xc0
[  309.864410]  ? lock_release+0x970/0x970
[  309.868385]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  309.873584]  ? find_held_lock+0x36/0x1c0
[  309.877653]  ? graph_lock+0x170/0x170
[  309.881457]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.887002]  ? check_preemption_disabled+0x48/0x200
[  309.892042]  ? __lock_is_held+0xb5/0x140
[  309.896106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.901645]  ? check_preemption_disabled+0x48/0x200
[  309.906672]  run_timer_softirq+0x52/0xb0
[  309.910739]  ? rcu_read_lock_sched_held+0x108/0x120
[  309.915759]  __do_softirq+0x30b/0xad8
[  309.919581]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  309.924690]  ? pvclock_read_flags+0x160/0x160
[  309.929188]  ? lapic_next_event+0x5a/0x90
[  309.933339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.938875]  ? check_preemption_disabled+0x48/0x200
[  309.943892]  ? check_preemption_disabled+0x48/0x200
[  309.948918]  ? kvm_clock_read+0x18/0x30
[  309.952898]  ? kvm_sched_clock_read+0x9/0x20
[  309.957313]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.963357]  ? check_preemption_disabled+0x48/0x200
[  309.968387]  irq_exit+0x17f/0x1c0
[  309.971847]  smp_apic_timer_interrupt+0x1cb/0x760
[  309.976693]  ? smp_call_function_single_interrupt+0x650/0x650
[  309.982581]  ? interrupt_entry+0xb5/0xf0
[  309.986647]  ? trace_hardirqs_off_caller+0xbb/0x300
[  309.991663]  ? trace_hardirqs_off_caller+0xbb/0x300
[  309.996684]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  310.001530]  ? trace_hardirqs_off+0x300/0x300
[  310.006028]  ? trace_hardirqs_off+0x300/0x300
[  310.010525]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.016066]  ? check_preemption_disabled+0x48/0x200
[  310.021086]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.026633]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  310.031489]  apic_timer_interrupt+0xf/0x20
[  310.035720]  </IRQ>
[  310.037961] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  310.043335] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  310.062234] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  310.069941] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  310.077213] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  310.084486] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  310.091755] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  310.099030] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  310.106317]  ? page_evictable+0x35d/0x540
[  310.110478]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  310.116024]  page_evictable+0x36b/0x540
[  310.120015]  ? kswapd_stop+0x100/0x100
[  310.123912]  ? ___might_sleep+0x1ed/0x300
[  310.128062]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  310.133514]  ? arch_local_save_flags+0x40/0x40
[  310.138101]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.143640]  ? check_preemption_disabled+0x48/0x200
[  310.148668]  shrink_active_list+0x845/0x1c20
[  310.153079]  ? free_unref_page_list+0xc0f/0x11e0
[  310.157853]  ? shrink_inactive_list+0x1c60/0x1c60
[  310.162714]  ? graph_lock+0x170/0x170
[  310.166519]  ? __page_frag_cache_drain+0x200/0x200
[  310.171450]  ? print_usage_bug+0xc0/0xc0
[  310.175531]  ? find_held_lock+0x36/0x1c0
[  310.179596]  ? graph_lock+0x170/0x170
[  310.183398]  ? mark_held_locks+0xc7/0x130
[  310.187550]  ? check_preemption_disabled+0x48/0x200
[  310.192566]  ? check_preemption_disabled+0x48/0x200
[  310.197592]  ? graph_lock+0x170/0x170
[  310.201394]  ? __lock_is_held+0xb5/0x140
[  310.205460]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.211005]  ? check_preemption_disabled+0x48/0x200
[  310.216041]  ? __lock_is_held+0xb5/0x140
[  310.220119]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  310.225160]  ? inactive_list_is_low+0x305/0x880
[  310.229838]  ? lruvec_lru_size+0x450/0x450
[  310.234074]  ? kasan_check_read+0x11/0x20
[  310.238234]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  310.243178]  shrink_node_memcg+0x803/0x18e0
[  310.247522]  ? shrink_active_list+0x1c20/0x1c20
[  310.252202]  ? lockdep_hardirqs_on+0x421/0x5c0
[  310.256794]  ? trace_hardirqs_on+0xbd/0x310
[  310.261121]  ? vmpressure+0x294/0x310
[  310.264924]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  310.270400]  shrink_node+0x3bc/0x16b0
[  310.274205]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  310.279512]  ? shrink_node_memcg+0x18e0/0x18e0
[  310.284097]  ? lockdep_hardirqs_on+0x421/0x5c0
[  310.288683]  ? trace_hardirqs_on+0xbd/0x310
[  310.293045]  ? vmpressure+0x294/0x310
[  310.296850]  ? do_raw_spin_unlock+0xa7/0x2f0
[  310.301261]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  310.305851]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  310.311420]  ? __cpuset_node_allowed+0x19b/0x660
[  310.316199]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  310.321935]  ? vmpressure+0x1c9/0x310
[  310.325788]  do_try_to_free_pages+0x3e7/0x1290
[  310.330392]  ? shrink_node+0x16b0/0x16b0
[  310.334453]  ? __lock_is_held+0xb5/0x140
[  310.338530]  try_to_free_pages+0x4d0/0xb90
[  310.342781]  ? do_try_to_free_pages+0x1290/0x1290
[  310.347624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.353180]  ? lock_acquire+0x1ed/0x520
[  310.357160]  ? set_page_refcounted+0x280/0x280
[  310.361783]  ? lock_release+0x970/0x970
[  310.365769]  ? ___might_sleep+0x1ed/0x300
[  310.369931]  ? arch_local_save_flags+0x40/0x40
[  310.374513]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  310.379547]  ? __radix_tree_lookup+0x358/0x4c0
[  310.384152]  __alloc_pages_slowpath+0x993/0x2d80
[  310.388932]  ? kasan_check_read+0x11/0x20
[  310.393083]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  310.398361]  ? warn_alloc+0x120/0x120
[  310.402166]  ? __radix_tree_lookup+0x4c0/0x4c0
[  310.406788]  ? find_get_entry+0x2f2/0xc40
[  310.410966]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.416513]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  310.421446]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.426987]  ? should_fail+0x22d/0xd01
[  310.430888]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  310.436005]  ? __lock_is_held+0xb5/0x140
[  310.440068]  ? graph_lock+0x170/0x170
[  310.443874]  ? graph_lock+0x170/0x170
[  310.447692]  ? __lock_is_held+0xb5/0x140
[  310.451761]  ? __lock_acquire+0x7ec/0x4ec0
[  310.456063]  ? ___might_sleep+0x1ed/0x300
[  310.460213]  ? lock_release+0x970/0x970
[  310.464217]  ? arch_local_save_flags+0x40/0x40
[  310.468818]  ? __might_sleep+0x95/0x190
[  310.472817]  __alloc_pages_nodemask+0xa80/0xde0
[  310.477498]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  310.482519]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  310.488318]  ? kasan_check_read+0x11/0x20
[  310.492469]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  310.497752]  ? graph_lock+0x170/0x170
[  310.501562]  ? print_usage_bug+0xc0/0xc0
[  310.505630]  ? graph_lock+0x170/0x170
[  310.509429]  ? graph_lock+0x170/0x170
[  310.513235]  ? __do_page_cache_readahead+0x7ce/0x980
[  310.518348]  ? find_held_lock+0x36/0x1c0
[  310.522419]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  310.527962]  alloc_pages_current+0x10c/0x210
[  310.532381]  ? lock_downgrade+0x900/0x900
[  310.536535]  __page_cache_alloc+0x38f/0x5b0
[  310.540859]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  310.546654]  ? kasan_check_read+0x11/0x20
[  310.550813]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  310.556123]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  310.560798]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.566342]  ? check_preemption_disabled+0x48/0x200
[  310.571381]  filemap_fault+0x1594/0x25f0
[  310.575460]  ? __lock_page_or_retry+0xa00/0xa00
[  310.580131]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  310.585926]  ? kasan_check_read+0x11/0x20
[  310.590075]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  310.595356]  ? rcu_bh_qs+0xc0/0xc0
[  310.598901]  ? print_usage_bug+0xc0/0xc0
[  310.602971]  ? filemap_map_pages+0xdea/0x1980
[  310.607514]  ? print_usage_bug+0xc0/0xc0
[  310.611587]  ? find_get_pages_range_tag+0x1320/0x1320
[  310.616781]  ? print_usage_bug+0xc0/0xc0
[  310.620847]  ? __lock_acquire+0x7ec/0x4ec0
[  310.625090]  ? graph_lock+0x170/0x170
[  310.628894]  ? __sigqueue_free.part.27+0x7d/0xa0
[  310.633688]  ? __lock_acquire+0x7ec/0x4ec0
[  310.637935]  ? lock_acquire+0x1ed/0x520
[  310.641907]  ? ext4_filemap_fault+0x7a/0xad
[  310.646237]  ? lock_release+0x970/0x970
[  310.650213]  ? arch_local_save_flags+0x40/0x40
[  310.654816]  ? mark_held_locks+0x130/0x130
[  310.659069]  ? down_read+0xb0/0x1d0
[  310.662697]  ? ext4_filemap_fault+0x7a/0xad
[  310.667028]  ? __down_interruptible+0x700/0x700
[  310.671716]  ? graph_lock+0x170/0x170
[  310.675553]  ? __sigqueue_free.part.27+0x7d/0xa0
[  310.680323]  ext4_filemap_fault+0x82/0xad
[  310.684480]  __do_fault+0x100/0x6b0
[  310.688135]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  310.693416]  ? print_bad_pte+0x6c0/0x6c0
[  310.697483]  ? pmd_val+0x88/0x100
[  310.700937]  ? add_mm_counter_fast+0xd0/0xd0
[  310.705347]  ? pmd_val+0x88/0x100
[  310.708808]  ? add_mm_counter_fast+0xd0/0xd0
[  310.713236]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.718785]  __handle_mm_fault+0x3709/0x53e0
[  310.723212]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  310.728074]  ? graph_lock+0x170/0x170
[  310.731880]  ? print_usage_bug+0xc0/0xc0
[  310.735961]  ? graph_lock+0x170/0x170
[  310.739772]  ? graph_lock+0x170/0x170
[  310.743600]  ? handle_mm_fault+0x42a/0xc70
[  310.747888]  ? lock_downgrade+0x900/0x900
[  310.752038]  ? check_preemption_disabled+0x48/0x200
[  310.757066]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  310.762876]  ? kasan_check_read+0x11/0x20
[  310.767055]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  310.772370]  ? rcu_bh_qs+0xc0/0xc0
[  310.775928]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  310.781380]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.786917]  ? check_preemption_disabled+0x48/0x200
[  310.791970]  handle_mm_fault+0x54f/0xc70
[  310.796045]  ? __handle_mm_fault+0x53e0/0x53e0
[  310.800635]  ? find_vma+0x34/0x190
[  310.804187]  __do_page_fault+0x67d/0xed0
[  310.808258]  ? mm_fault_error+0x380/0x380
[  310.812418]  ? syscall_slow_exit_work+0x520/0x520
[  310.817282]  do_page_fault+0xf2/0x7e0
[  310.821086]  ? vmalloc_sync_all+0x30/0x30
[  310.825242]  ? error_entry+0x70/0xd0
[  310.828971]  ? trace_hardirqs_off_caller+0xbb/0x300
[  310.834008]  ? trace_hardirqs_on_caller+0xc0/0x300
[  310.838939]  ? syscall_return_slowpath+0x5e0/0x5e0
[  310.843869]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  310.848726]  ? trace_hardirqs_off+0x300/0x300
[  310.853221]  ? trace_hardirqs_off_caller+0x300/0x300
[  310.858343]  ? prepare_exit_to_usermode+0x291/0x3b0
[  310.863364]  ? page_fault+0x8/0x30
[  310.866918]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  310.871769]  ? page_fault+0x8/0x30
[  310.875317]  page_fault+0x1e/0x30
[  310.878780] RIP: 0033:0x45db60
[  310.881998] Code: Bad RIP value.
[  310.885378] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  310.890745] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  310.898023] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  310.905289] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  310.912556] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  310.919825] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  310.927126] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  310.927132] warn_alloc_show_mem: 1 callbacks suppressed
[  310.927140] Mem-Info:
[  310.934329] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  310.939695] active_anon:41015 inactive_anon:371 isolated_anon:0
[  310.939695]  active_file:15 inactive_file:16 isolated_file:2
[  310.939695]  unevictable:0 dirty:0 writeback:0 unstable:0
[  310.939695]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  310.939695]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  310.939695]  free:13788 free_pcp:262 free_cma:0
[  310.942065] Call Trace:
[  310.951461] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  310.984314]  <IRQ>
[  310.986885] Node 0 
[  311.014553]  dump_stack+0x1c4/0x2b4
[  311.016699] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  311.018906]  ? dump_stack_print_info.cold.2+0x52/0x52
[  311.022500] lowmem_reserve[]: 0
[  311.048027]  warn_alloc.cold.118+0xb7/0x1bd
[  311.053181]  2815
[  311.056457]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  311.060751]  6318
[  311.062810]  ? lock_downgrade+0x900/0x900
[  311.067624]  6318
[  311.069685]  ? trace_hardirqs_off+0xb8/0x300
[  311.075865]  ? trace_hardirqs_off+0xb8/0x300
[  311.080245] Node 0 DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  311.084681]  __alloc_pages_slowpath+0x2667/0x2d80
[  311.084722]  ? warn_alloc+0x120/0x120
[  311.112263] lowmem_reserve[]:
[  311.117115]  ? trace_hardirqs_on+0x310/0x310
[  311.120907]  0
[  311.124016]  ? warn_alloc+0x120/0x120
[  311.128405]  0
[  311.130203]  ? print_usage_bug+0xc0/0xc0
[  311.133972]  3503 3503
[  311.135785]  ? warn_alloc+0x120/0x120
[  311.142321]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  311.146098] Node 0 
[  311.151105]  ? print_usage_bug+0xc0/0xc0
[  311.151137] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  311.151144] lowmem_reserve[]:
[  311.153377]  ? __lock_acquire+0x7ec/0x4ec0
[  311.157416]  0
[  311.185776]  ? __lock_acquire+0x7ec/0x4ec0
[  311.188864]  0
[  311.193095]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.194873]  0
[  311.199104]  ? should_fail+0x22d/0xd01
[  311.200893]  0
[  311.206425]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  311.212079]  ? __lock_acquire+0x7ec/0x4ec0
[  311.213864] Node 0 
[  311.218968]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  311.223175] DMA: 
[  311.225408]  ? __lock_acquire+0x7ec/0x4ec0
[  311.230486] 1*4kB 
[  311.232545]  ? should_fail+0x22d/0xd01
[  311.236757] (U) 
[  311.238902]  ? print_usage_bug+0xc0/0xc0
[  311.242767] 0*8kB 
[  311.244741]  ? mark_held_locks+0x130/0x130
[  311.248773] 0*16kB 
[  311.250915]  ? mark_held_locks+0x130/0x130
[  311.255125] 1*32kB 
[  311.257359]  ? graph_lock+0x170/0x170
[  311.261567] (U) 
[  311.263797]  ? print_usage_bug+0xc0/0xc0
[  311.267573] 2*64kB 
[  311.269551]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  311.273585] (U) 
[  311.275818]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.280547] 1*128kB 
[  311.282514]  ? check_preemption_disabled+0x48/0x200
[  311.288028] (U) 
[  311.290344]  ? check_preemption_disabled+0x48/0x200
[  311.295340] 1*256kB 
[  311.297319]  ? __lock_is_held+0xb5/0x140
[  311.302302] (U) 
[  311.304622]  __alloc_pages_nodemask+0xa80/0xde0
[  311.308656] 0*512kB 
[  311.310624]  ? graph_lock+0x170/0x170
[  311.315274] 1*1024kB 
[  311.317595]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  311.321368] (U) 
[  311.323771]  ? graph_lock+0x170/0x170
[  311.328788] 1*2048kB 
[  311.330765]  ? find_held_lock+0x36/0x1c0
[  311.334531] (M) 
[  311.336942]  ? ____cache_alloc_node+0x1c7/0x1e0
[  311.340973] 3*4096kB 
[  311.342965]  ? lock_downgrade+0x900/0x900
[  311.347610] (M) 
[  311.350028]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.354145] = 15908kB
[  311.354154] Node 0 
[  311.356124]  cache_grow_begin+0x91/0x8c0
[  311.361627] DMA32: 3*4kB 
[  311.364045]  ? do_raw_spin_unlock+0xa7/0x2f0
[  311.366273] (M) 
[  311.370334]  fallback_alloc+0x203/0x2e0
[  311.373099] 2*8kB 
[  311.377501]  ____cache_alloc_node+0x1c7/0x1e0
[  311.379449] (M) 
[  311.383418]  kmem_cache_alloc_node+0xe3/0x730
[  311.385542] 1*16kB 
[  311.390039]  ? ipv6_get_ifaddr+0x42e/0x620
[  311.392018] (M) 1*32kB 
[  311.396526]  __alloc_skb+0x119/0x770
[  311.398742] (M) 
[  311.402972]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  311.405527] 3*64kB 
[  311.409236]  ? skb_scrub_packet+0x490/0x490
[  311.411187] (UM) 
[  311.416459]  ? lock_downgrade+0x900/0x900
[  311.418673] 3*128kB 
[  311.423009]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.425047] (M) 
[  311.429195]  ? refcount_sub_and_test_checked+0x203/0x310
[  311.431489] 2*256kB 
[  311.437029]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  311.438980] (M) 
[  311.444438]  ? addrconf_rs_timer+0x6f0/0x6f0
[  311.446739] 3*512kB 
[  311.452189]  ndisc_alloc_skb+0x144/0x340
[  311.454133] (M) 
[  311.458539]  ndisc_send_rs+0x331/0x6e0
[  311.460839] 4*1024kB 
[  311.464892]  addrconf_rs_timer+0x3c0/0x6f0
[  311.466844] (UM) 
[  311.470755]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.473149] 3*2048kB (UM) 
[  311.477398]  call_timer_fn+0x272/0x920
[  311.479426] 3*4096kB 
[  311.483650]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.486469] (M) 
[  311.490353]  ? process_timeout+0x40/0x40
[  311.492738] = 25228kB
[  311.496962]  ? find_held_lock+0x36/0x1c0
[  311.498916] Node 0 
[  311.502973]  ? __run_timers+0x7da/0xc70
[  311.505359] Normal: 
[  311.509415]  ? _raw_spin_unlock_irq+0x27/0x80
[  311.511624] 866*4kB 
[  311.515588]  ? _raw_spin_unlock_irq+0x27/0x80
[  311.517890] (ME) 
[  311.522378]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.524676] 469*8kB 
[  311.529164]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  311.531202] (UME) 
[  311.535429]  ? trace_hardirqs_on+0xbd/0x310
[  311.537730] 197*16kB 
[  311.542306]  ? kasan_check_read+0x11/0x20
[  311.544436] (UME) 
[  311.548755]  ? __run_timers+0x7da/0xc70
[  311.551140] 59*32kB 
[  311.555291]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  311.557415] (UME) 
[  311.561382]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.563679] 18*64kB (ME) 
[  311.569132]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.571255] 3*128kB 
[  311.575484]  __run_timers+0x7e5/0xc70
[  311.578218] (M) 
[  311.582454]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  311.584745] 1*256kB 
[  311.588538]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  311.590486] (U) 
[  311.595841]  ? graph_lock+0x170/0x170
[  311.598142] 0*512kB 
[  311.603152]  ? enqueue_hrtimer+0x1a5/0x560
[  311.605121] 0*1024kB 
[  311.608914]  ? lock_release+0x970/0x970
[  311.611216] 0*2048kB 
[  311.615446]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  311.617835] 0*4096kB 
[  311.621807]  ? find_held_lock+0x36/0x1c0
[  311.624195] = 14048kB
[  311.629379]  ? graph_lock+0x170/0x170
[  311.631779] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  311.635824]  ? pvclock_read_flags+0x160/0x160
[  311.638214] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  311.642012]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.650823] 412 total pagecache pages
[  311.655309]  ? check_preemption_disabled+0x48/0x200
[  311.663901] 0 pages in swap cache
[  311.669432]  ? __lock_is_held+0xb5/0x140
[  311.673219] Swap cache stats: add 0, delete 0, find 0/0
[  311.678224]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.681653] Free swap  = 0kB
[  311.685704]  ? check_preemption_disabled+0x48/0x200
[  311.691045] Total swap = 0kB
[  311.696595]  run_timer_softirq+0x52/0xb0
[  311.699586] 1965979 pages RAM
[  311.704599]  ? rcu_read_lock_sched_held+0x108/0x120
[  311.707591] 0 pages HighMem/MovableOnly
[  311.711651]  __do_softirq+0x30b/0xad8
[  311.714730] 343323 pages reserved
[  311.719745]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  311.723689] 0 pages cma reserved
[  311.727496]  ? pvclock_read_flags+0x160/0x160
[  311.731021] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  311.736019]  ? lapic_next_event+0x5a/0x90
[  311.739585] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  311.743859]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.750337] syz-fuzzer cpuset=
[  311.754478]  ? check_preemption_disabled+0x48/0x200
[  311.764676] /
[  311.770203]  ? check_preemption_disabled+0x48/0x200
[  311.770224]  ? kvm_clock_read+0x18/0x30
[  311.773392]  mems_allowed=0
[  311.778401]  ? kvm_sched_clock_read+0x9/0x20
[  311.796477]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.802022]  ? check_preemption_disabled+0x48/0x200
[  311.807051]  irq_exit+0x17f/0x1c0
[  311.810514]  smp_apic_timer_interrupt+0x1cb/0x760
[  311.815361]  ? smp_reschedule_interrupt+0x109/0x650
[  311.820383]  ? smp_call_function_single_interrupt+0x650/0x650
[  311.826267]  ? interrupt_entry+0xb5/0xf0
[  311.830842]  ? trace_hardirqs_off_caller+0xbb/0x300
[  311.835861]  ? trace_hardirqs_off_caller+0xbb/0x300
[  311.840879]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  311.845725]  ? trace_hardirqs_off+0x300/0x300
[  311.850221]  ? trace_hardirqs_off+0x300/0x300
[  311.854719]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.860257]  ? check_preemption_disabled+0x48/0x200
[  311.865285]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.870836]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  311.875692]  apic_timer_interrupt+0xf/0x20
[  311.879924]  </IRQ>
[  311.882166] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  311.887099] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  311.906009] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  311.913721] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  311.920999] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  311.928273] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  311.935547] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  311.942817] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  311.950149]  skb_clone+0x1bb/0x500
[  311.953697]  ? skb_split+0x11e0/0x11e0
[  311.957609]  ? dev_forward_skb+0x4c/0x60
[  311.961909]  ? __bpf_redirect+0x54b/0xb20
[  311.966065]  ? __switch_to_asm+0x34/0x70
[  311.970142]  bpf_clone_redirect+0xb9/0x490
[  311.974392]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  311.979426]  ? __sched_text_start+0x8/0x8
[  311.983584]  ? lockdep_hardirqs_on+0x421/0x5c0
[  311.988172]  ? retint_kernel+0x2d/0x2d
[  311.992062]  ? trace_hardirqs_on_caller+0xc0/0x300
[  311.997010]  ? find_held_lock+0x36/0x1c0
[  312.001081]  ? lock_acquire+0x1ed/0x520
[  312.005061]  ? bpf_test_run+0x32e/0x5a0
[  312.009041]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.014578]  ? check_preemption_disabled+0x48/0x200
[  312.019601]  ? kasan_check_read+0x11/0x20
[  312.023756]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  312.029040]  ? rcu_bh_qs+0xc0/0xc0
[  312.032592]  ? preempt_schedule+0x4d/0x60
[  312.036744]  ? ___preempt_schedule+0x16/0x18
[  312.041164]  ? bpf_test_run+0x1c0/0x5a0
[  312.045152]  ? netlink_diag_dump+0x2a0/0x2a0
[  312.049566]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.055106]  ? bpf_test_init.isra.9+0x70/0x100
[  312.059698]  ? bpf_prog_test_run_skb+0x634/0xb40
[  312.064462]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  312.069311]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  312.074853]  ? fput+0x130/0x1a0
[  312.078135]  ? __bpf_prog_get+0x9b/0x290
[  312.082205]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  312.087051]  ? bpf_prog_test_run+0x130/0x1a0
[  312.091464]  ? __x64_sys_bpf+0x3d8/0x510
[  312.095530]  ? bpf_prog_get+0x20/0x20
[  312.099345]  ? ksys_ioctl+0x81/0xd0
[  312.103008]  ? do_syscall_64+0x1b9/0x820
[  312.107081]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  312.112451]  ? syscall_return_slowpath+0x5e0/0x5e0
[  312.117386]  ? trace_hardirqs_off+0x300/0x300
[  312.121884]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  312.126903]  ? recalc_sigpending_tsk+0x180/0x180
[  312.131664]  ? kasan_check_write+0x14/0x20
[  312.135909]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  312.140764]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  312.146148] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  312.146238] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  312.153084] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  312.153089] Call Trace:
[  312.153097]  <IRQ>
[  312.153117]  dump_stack+0x1c4/0x2b4
[  312.153133]  ? dump_stack_print_info.cold.2+0x52/0x52
[  312.153159]  warn_alloc.cold.118+0xb7/0x1bd
[  312.159732] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  312.169071]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  312.171632] syz-executor0 cpuset=
[  312.173787]  ? lock_downgrade+0x900/0x900
[  312.177381] syz0
[  312.182566]  ? trace_hardirqs_off+0xb8/0x300
[  312.186861]  mems_allowed=0
[  312.197340]  ? trace_hardirqs_off+0xb8/0x300
[  312.223412]  __alloc_pages_slowpath+0x2667/0x2d80
[  312.228290]  ? warn_alloc+0x120/0x120
[  312.232099]  ? warn_alloc+0x120/0x120
[  312.235911]  ? print_usage_bug+0xc0/0xc0
[  312.239975]  ? warn_alloc+0x120/0x120
[  312.243793]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  312.248809]  ? print_usage_bug+0xc0/0xc0
[  312.252872]  ? __lock_acquire+0x7ec/0x4ec0
[  312.257109]  ? __lock_acquire+0x7ec/0x4ec0
[  312.261353]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.266892]  ? should_fail+0x22d/0xd01
[  312.270784]  ? __lock_acquire+0x7ec/0x4ec0
[  312.275029]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  312.280134]  ? __lock_acquire+0x7ec/0x4ec0
[  312.284379]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  312.289482]  ? __lock_acquire+0x7ec/0x4ec0
[  312.293719]  ? should_fail+0x22d/0xd01
[  312.297618]  ? mark_held_locks+0x130/0x130
[  312.301859]  ? mark_held_locks+0x130/0x130
[  312.306106]  ? graph_lock+0x170/0x170
[  312.309907]  ? print_usage_bug+0xc0/0xc0
[  312.313969]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  312.318749]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.324296]  ? check_preemption_disabled+0x48/0x200
[  312.329314]  ? check_preemption_disabled+0x48/0x200
[  312.334346]  ? __lock_is_held+0xb5/0x140
[  312.338452]  __alloc_pages_nodemask+0xa80/0xde0
[  312.343134]  ? graph_lock+0x170/0x170
[  312.346945]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  312.351968]  ? graph_lock+0x170/0x170
[  312.355803]  ? find_held_lock+0x36/0x1c0
[  312.359877]  ? ____cache_alloc_node+0x1c7/0x1e0
[  312.364549]  ? lock_downgrade+0x900/0x900
[  312.368710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.374274]  cache_grow_begin+0x91/0x8c0
[  312.378340]  ? do_raw_spin_unlock+0xa7/0x2f0
[  312.382760]  fallback_alloc+0x203/0x2e0
[  312.386747]  ____cache_alloc_node+0x1c7/0x1e0
[  312.391252]  kmem_cache_alloc_node+0xe3/0x730
[  312.395768]  ? ipv6_get_ifaddr+0x42e/0x620
[  312.400029]  __alloc_skb+0x119/0x770
[  312.403747]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  312.409066]  ? skb_scrub_packet+0x490/0x490
[  312.413392]  ? lock_downgrade+0x900/0x900
[  312.417552]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.423097]  ? refcount_sub_and_test_checked+0x203/0x310
[  312.428557]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  312.434020]  ? addrconf_rs_timer+0x6f0/0x6f0
[  312.438447]  ndisc_alloc_skb+0x144/0x340
[  312.442516]  ndisc_send_rs+0x331/0x6e0
[  312.446412]  addrconf_rs_timer+0x3c0/0x6f0
[  312.450654]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.454903]  call_timer_fn+0x272/0x920
[  312.458798]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.463040]  ? process_timeout+0x40/0x40
[  312.467105]  ? find_held_lock+0x36/0x1c0
[  312.471177]  ? mark_held_locks+0xc7/0x130
[  312.475333]  ? _raw_spin_unlock_irq+0x27/0x80
[  312.479828]  ? _raw_spin_unlock_irq+0x27/0x80
[  312.484327]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.488568]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  312.493156]  ? trace_hardirqs_on+0xbd/0x310
[  312.497477]  ? kasan_check_read+0x11/0x20
[  312.501627]  ? __run_timers+0x7da/0xc70
[  312.505602]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  312.511070]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.515306]  __run_timers+0x7e5/0xc70
[  312.519121]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  312.524492]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  312.529513]  ? graph_lock+0x170/0x170
[  312.533329]  ? print_usage_bug+0xc0/0xc0
[  312.537394]  ? lock_release+0x970/0x970
[  312.541374]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  312.546570]  ? find_held_lock+0x36/0x1c0
[  312.550636]  ? graph_lock+0x170/0x170
[  312.554444]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.559984]  ? check_preemption_disabled+0x48/0x200
[  312.565030]  ? __lock_is_held+0xb5/0x140
[  312.569099]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.574636]  ? check_preemption_disabled+0x48/0x200
[  312.579664]  run_timer_softirq+0x52/0xb0
[  312.583730]  ? rcu_read_lock_sched_held+0x108/0x120
[  312.588752]  __do_softirq+0x30b/0xad8
[  312.592571]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  312.597683]  ? pvclock_read_flags+0x160/0x160
[  312.602185]  ? lapic_next_event+0x5a/0x90
[  312.606336]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.611872]  ? check_preemption_disabled+0x48/0x200
[  312.616887]  ? check_preemption_disabled+0x48/0x200
[  312.621913]  ? kvm_clock_read+0x18/0x30
[  312.625888]  ? kvm_sched_clock_read+0x9/0x20
[  312.630299]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.635841]  ? check_preemption_disabled+0x48/0x200
[  312.640871]  irq_exit+0x17f/0x1c0
[  312.644328]  smp_apic_timer_interrupt+0x1cb/0x760
[  312.649181]  ? smp_call_function_single_interrupt+0x650/0x650
[  312.655070]  ? interrupt_entry+0xb5/0xf0
[  312.659136]  ? trace_hardirqs_off_caller+0xbb/0x300
[  312.664155]  ? trace_hardirqs_off_caller+0xbb/0x300
[  312.669180]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  312.674034]  ? trace_hardirqs_off+0x300/0x300
[  312.678530]  ? trace_hardirqs_off+0x300/0x300
[  312.683046]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.688599]  ? check_preemption_disabled+0x48/0x200
[  312.693636]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.699193]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  312.704057]  apic_timer_interrupt+0xf/0x20
[  312.708290]  </IRQ>
[  312.710534] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  312.715906] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  312.734813] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  312.742525] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  312.749798] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  312.757069] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  312.764337] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  312.771606] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  312.778901]  ? page_evictable+0x35d/0x540
[  312.783064]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  312.788702]  page_evictable+0x36b/0x540
[  312.792700]  ? kswapd_stop+0x100/0x100
[  312.796595]  ? ___might_sleep+0x1ed/0x300
[  312.800744]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  312.806204]  ? arch_local_save_flags+0x40/0x40
[  312.810798]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.816341]  ? check_preemption_disabled+0x48/0x200
[  312.821367]  shrink_active_list+0x845/0x1c20
[  312.825823]  ? free_unref_page_list+0xc0f/0x11e0
[  312.830600]  ? shrink_inactive_list+0x1c60/0x1c60
[  312.835461]  ? graph_lock+0x170/0x170
[  312.839263]  ? __page_frag_cache_drain+0x200/0x200
[  312.844192]  ? print_usage_bug+0xc0/0xc0
[  312.848272]  ? find_held_lock+0x36/0x1c0
[  312.852341]  ? graph_lock+0x170/0x170
[  312.856145]  ? mark_held_locks+0xc7/0x130
[  312.860299]  ? check_preemption_disabled+0x48/0x200
[  312.865314]  ? check_preemption_disabled+0x48/0x200
[  312.870340]  ? graph_lock+0x170/0x170
[  312.874142]  ? __lock_is_held+0xb5/0x140
[  312.878211]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.883746]  ? check_preemption_disabled+0x48/0x200
[  312.888809]  ? __lock_is_held+0xb5/0x140
[  312.892890]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  312.897912]  ? inactive_list_is_low+0x305/0x880
[  312.902593]  ? lruvec_lru_size+0x450/0x450
[  312.906826]  ? kasan_check_read+0x11/0x20
[  312.910990]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  312.915946]  shrink_node_memcg+0x803/0x18e0
[  312.920310]  ? shrink_active_list+0x1c20/0x1c20
[  312.925000]  ? lockdep_hardirqs_on+0x421/0x5c0
[  312.929588]  ? trace_hardirqs_on+0xbd/0x310
[  312.933913]  ? vmpressure+0x294/0x310
[  312.937750]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  312.943230]  shrink_node+0x3bc/0x16b0
[  312.947035]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  312.952342]  ? shrink_node_memcg+0x18e0/0x18e0
[  312.956927]  ? lockdep_hardirqs_on+0x421/0x5c0
[  312.961511]  ? trace_hardirqs_on+0xbd/0x310
[  312.965842]  ? vmpressure+0x294/0x310
[  312.969654]  ? do_raw_spin_unlock+0xa7/0x2f0
[  312.974071]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  312.978668]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  312.984211]  ? __cpuset_node_allowed+0x19b/0x660
[  312.988974]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  312.994699]  ? vmpressure+0x1c9/0x310
[  312.998513]  do_try_to_free_pages+0x3e7/0x1290
[  313.003117]  ? shrink_node+0x16b0/0x16b0
[  313.007187]  ? __lock_is_held+0xb5/0x140
[  313.011263]  try_to_free_pages+0x4d0/0xb90
[  313.015507]  ? do_try_to_free_pages+0x1290/0x1290
[  313.020351]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.025930]  ? lock_acquire+0x1ed/0x520
[  313.029910]  ? set_page_refcounted+0x280/0x280
[  313.034499]  ? lock_release+0x970/0x970
[  313.038483]  ? ___might_sleep+0x1ed/0x300
[  313.042636]  ? arch_local_save_flags+0x40/0x40
[  313.047219]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  313.052243]  ? __radix_tree_lookup+0x358/0x4c0
[  313.056843]  __alloc_pages_slowpath+0x993/0x2d80
[  313.061628]  ? kasan_check_read+0x11/0x20
[  313.065821]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  313.071108]  ? warn_alloc+0x120/0x120
[  313.074913]  ? __radix_tree_lookup+0x4c0/0x4c0
[  313.079519]  ? find_get_entry+0x2f2/0xc40
[  313.083688]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.089234]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  313.094165]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  313.099703]  ? should_fail+0x22d/0xd01
[  313.103600]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  313.108707]  ? __lock_is_held+0xb5/0x140
[  313.112771]  ? graph_lock+0x170/0x170
[  313.116578]  ? graph_lock+0x170/0x170
[  313.120402]  ? __lock_is_held+0xb5/0x140
[  313.124474]  ? __lock_acquire+0x7ec/0x4ec0
[  313.128718]  ? ___might_sleep+0x1ed/0x300
[  313.132869]  ? lock_release+0x970/0x970
[  313.136847]  ? arch_local_save_flags+0x40/0x40
[  313.141446]  ? __might_sleep+0x95/0x190
[  313.145432]  __alloc_pages_nodemask+0xa80/0xde0
[  313.150117]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  313.155144]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  313.160939]  ? kasan_check_read+0x11/0x20
[  313.165092]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  313.170375]  ? graph_lock+0x170/0x170
[  313.174177]  ? print_usage_bug+0xc0/0xc0
[  313.178247]  ? graph_lock+0x170/0x170
[  313.182049]  ? graph_lock+0x170/0x170
[  313.185854]  ? __do_page_cache_readahead+0x7ce/0x980
[  313.190968]  ? find_held_lock+0x36/0x1c0
[  313.195044]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  313.200604]  alloc_pages_current+0x10c/0x210
[  313.205020]  ? lock_downgrade+0x900/0x900
[  313.209175]  __page_cache_alloc+0x38f/0x5b0
[  313.213603]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  313.219401]  ? kasan_check_read+0x11/0x20
[  313.223550]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  313.228836]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  313.233509]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  313.239051]  ? check_preemption_disabled+0x48/0x200
[  313.244078]  filemap_fault+0x1594/0x25f0
[  313.248160]  ? __lock_page_or_retry+0xa00/0xa00
[  313.252833]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  313.258634]  ? kasan_check_read+0x11/0x20
[  313.262792]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  313.268075]  ? rcu_bh_qs+0xc0/0xc0
[  313.271622]  ? print_usage_bug+0xc0/0xc0
[  313.275692]  ? filemap_map_pages+0xdea/0x1980
[  313.280194]  ? print_usage_bug+0xc0/0xc0
[  313.284266]  ? find_get_pages_range_tag+0x1320/0x1320
[  313.289461]  ? print_usage_bug+0xc0/0xc0
[  313.293529]  ? __lock_acquire+0x7ec/0x4ec0
[  313.297788]  ? graph_lock+0x170/0x170
[  313.301589]  ? __sigqueue_free.part.27+0x7d/0xa0
[  313.306349]  ? __lock_acquire+0x7ec/0x4ec0
[  313.310601]  ? lock_acquire+0x1ed/0x520
[  313.314579]  ? ext4_filemap_fault+0x7a/0xad
[  313.318907]  ? lock_release+0x970/0x970
[  313.322883]  ? arch_local_save_flags+0x40/0x40
[  313.327468]  ? mark_held_locks+0x130/0x130
[  313.331747]  ? down_read+0xb0/0x1d0
[  313.335378]  ? ext4_filemap_fault+0x7a/0xad
[  313.339701]  ? __down_interruptible+0x700/0x700
[  313.344376]  ? graph_lock+0x170/0x170
[  313.348183]  ? __sigqueue_free.part.27+0x7d/0xa0
[  313.352952]  ext4_filemap_fault+0x82/0xad
[  313.357106]  __do_fault+0x100/0x6b0
[  313.360742]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  313.366032]  ? print_bad_pte+0x6c0/0x6c0
[  313.370105]  ? pmd_val+0x88/0x100
[  313.373563]  ? add_mm_counter_fast+0xd0/0xd0
[  313.377974]  ? pmd_val+0x88/0x100
[  313.381441]  ? add_mm_counter_fast+0xd0/0xd0
[  313.385856]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  313.391400]  __handle_mm_fault+0x3709/0x53e0
[  313.395846]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  313.400696]  ? graph_lock+0x170/0x170
[  313.404520]  ? print_usage_bug+0xc0/0xc0
[  313.408589]  ? graph_lock+0x170/0x170
[  313.412391]  ? graph_lock+0x170/0x170
[  313.416222]  ? handle_mm_fault+0x42a/0xc70
[  313.420466]  ? lock_downgrade+0x900/0x900
[  313.424616]  ? check_preemption_disabled+0x48/0x200
[  313.429644]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  313.435447]  ? kasan_check_read+0x11/0x20
[  313.439602]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  313.444897]  ? rcu_bh_qs+0xc0/0xc0
[  313.448453]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  313.453911]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  313.459449]  ? check_preemption_disabled+0x48/0x200
[  313.464480]  handle_mm_fault+0x54f/0xc70
[  313.468552]  ? __handle_mm_fault+0x53e0/0x53e0
[  313.473141]  ? find_vma+0x34/0x190
[  313.476695]  __do_page_fault+0x67d/0xed0
[  313.480766]  ? mm_fault_error+0x380/0x380
[  313.484926]  ? syscall_slow_exit_work+0x520/0x520
[  313.489785]  do_page_fault+0xf2/0x7e0
[  313.493601]  ? vmalloc_sync_all+0x30/0x30
[  313.497755]  ? error_entry+0x70/0xd0
[  313.501479]  ? trace_hardirqs_off_caller+0xbb/0x300
[  313.506496]  ? trace_hardirqs_on_caller+0xc0/0x300
[  313.511428]  ? syscall_return_slowpath+0x5e0/0x5e0
[  313.516357]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  313.521204]  ? trace_hardirqs_off+0x300/0x300
[  313.525701]  ? trace_hardirqs_off_caller+0x300/0x300
[  313.530813]  ? prepare_exit_to_usermode+0x291/0x3b0
[  313.535833]  ? page_fault+0x8/0x30
[  313.539378]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  313.544228]  ? page_fault+0x8/0x30
[  313.547774]  page_fault+0x1e/0x30
[  313.551235] RIP: 0033:0x45db60
[  313.554434] Code: Bad RIP value.
[  313.557804] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  313.563170] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  313.570438] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  313.577706] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  313.584977] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  313.592256] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  313.599556] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  313.599562] warn_alloc_show_mem: 1 callbacks suppressed
[  313.599570] Mem-Info:
[  313.606753] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  313.612119] active_anon:41015 inactive_anon:371 isolated_anon:0
[  313.612119]  active_file:15 inactive_file:16 isolated_file:2
[  313.612119]  unevictable:0 dirty:0 writeback:0 unstable:0
[  313.612119]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  313.612119]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  313.612119]  free:13788 free_pcp:262 free_cma:0
[  313.614493] Call Trace:
[  313.623887] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  313.656736]  <IRQ>
[  313.659306] Node 0 
[  313.686975]  dump_stack+0x1c4/0x2b4
[  313.689118] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  313.691321]  ? dump_stack_print_info.cold.2+0x52/0x52
[  313.694914] lowmem_reserve[]: 0
[  313.720433]  warn_alloc.cold.118+0xb7/0x1bd
[  313.725589]  2815
[  313.728860]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  313.733152]  6318
[  313.735213]  ? lock_downgrade+0x900/0x900
[  313.740022]  6318
[  313.742093]  ? trace_hardirqs_off+0xb8/0x300
[  313.746211] Node 0 
[  313.748274]  ? trace_hardirqs_off+0xb8/0x300
[  313.752680] DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  313.754890]  __alloc_pages_slowpath+0x2667/0x2d80
[  313.759266] lowmem_reserve[]: 0
[  313.786296]  ? warn_alloc+0x120/0x120
[  313.791116]  0
[  313.794391]  ? trace_hardirqs_on+0x310/0x310
[  313.798168]  3503
[  313.799966]  ? warn_alloc+0x120/0x120
[  313.804346]  3503
[  313.806417]  ? print_usage_bug+0xc0/0xc0
[  313.810188] Node 0 
[  313.812243]  ? warn_alloc+0x120/0x120
[  313.816315] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  313.818527]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  313.822299] lowmem_reserve[]:
[  313.851144]  ? print_usage_bug+0xc0/0xc0
[  313.856134]  0
[  313.859235]  ? __lock_acquire+0x7ec/0x4ec0
[  313.863273]  0
[  313.865072]  ? __lock_acquire+0x7ec/0x4ec0
[  313.869276]  0 0
[  313.871091]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  313.875297] Node 0 
[  313.877269]  ? should_fail+0x22d/0xd01
[  313.882782] DMA: 
[  313.885020]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  313.888885] 1*4kB 
[  313.890943]  ? __lock_acquire+0x7ec/0x4ec0
[  313.896020] (U) 
[  313.898166]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  313.902374] 0*8kB 
[  313.904345]  ? __lock_acquire+0x7ec/0x4ec0
[  313.909425] 0*16kB 
[  313.911572]  ? should_fail+0x22d/0xd01
[  313.915784] 1*32kB 
[  313.918017]  ? print_usage_bug+0xc0/0xc0
[  313.921878] (U) 
[  313.924112]  ? mark_held_locks+0x130/0x130
[  313.928147] 2*64kB 
[  313.930119]  ? mark_held_locks+0x130/0x130
[  313.934328] (U) 
[  313.936582]  ? graph_lock+0x170/0x170
[  313.940794] 1*128kB 
[  313.942765]  ? print_usage_bug+0xc0/0xc0
[  313.946577] (U) 
[  313.948896]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  313.952928] 1*256kB 
[  313.954900]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.959629] (U) 
[  313.962184]  ? check_preemption_disabled+0x48/0x200
[  313.967697] 0*512kB 
[  313.969668]  ? check_preemption_disabled+0x48/0x200
[  313.974660] 1*1024kB 
[  313.976981]  ? __lock_is_held+0xb5/0x140
[  313.981962] (U) 
[  313.984369]  __alloc_pages_nodemask+0xa80/0xde0
[  313.988404] 1*2048kB 
[  313.990373]  ? graph_lock+0x170/0x170
[  313.995017] (M) 
[  313.997421]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  314.001191] 3*4096kB (M) 
[  314.003167]  ? graph_lock+0x170/0x170
[  314.008153] = 15908kB
[  314.008162] Node 0 
[  314.010922]  ? find_held_lock+0x36/0x1c0
[  314.014691] DMA32: 
[  314.017106]  ? ____cache_alloc_node+0x1c7/0x1e0
[  314.019316] 3*4kB 
[  314.023369]  ? lock_downgrade+0x900/0x900
[  314.025578] (M) 
[  314.030244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.032367] 2*8kB 
[  314.036511]  cache_grow_begin+0x91/0x8c0
[  314.038459] (M) 
[  314.044000]  ? do_raw_spin_unlock+0xa7/0x2f0
[  314.046122] 1*16kB (M) 
[  314.050189]  fallback_alloc+0x203/0x2e0
[  314.052226] 1*32kB 
[  314.056627]  ____cache_alloc_node+0x1c7/0x1e0
[  314.059185] (M) 
[  314.063155]  kmem_cache_alloc_node+0xe3/0x730
[  314.065363] 3*64kB (UM) 
[  314.069865]  ? ipv6_get_ifaddr+0x42e/0x620
[  314.071815] 3*128kB 
[  314.076314]  __alloc_skb+0x119/0x770
[  314.078955] (M) 
[  314.083188]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  314.085487] 2*256kB 
[  314.089189]  ? skb_scrub_packet+0x490/0x490
[  314.091140] (M) 
[  314.096411]  ? lock_downgrade+0x900/0x900
[  314.098714] 3*512kB 
[  314.103036]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.104983] (M) 
[  314.109136]  ? refcount_sub_and_test_checked+0x203/0x310
[  314.111430] 4*1024kB (UM) 
[  314.116968]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  314.118923] 3*2048kB 
[  314.124370]  ? addrconf_rs_timer+0x6f0/0x6f0
[  314.127184] (UM) 
[  314.132635]  ndisc_alloc_skb+0x144/0x340
[  314.135019] 3*4096kB 
[  314.139420]  ndisc_send_rs+0x331/0x6e0
[  314.141454] (M) 
[  314.145513]  addrconf_rs_timer+0x3c0/0x6f0
[  314.147892] = 25228kB
[  314.147900] Node 0 
[  314.151790]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  314.153743] Normal: 
[  314.157980]  call_timer_fn+0x272/0x920
[  314.160358] 866*4kB 
[  314.162590]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  314.166818] (ME) 
[  314.169142]  ? process_timeout+0x40/0x40
[  314.173008] 469*8kB 
[  314.175327]  ? find_held_lock+0x36/0x1c0
[  314.179538] (UME) 
[  314.181605]  ? __run_timers+0x7da/0xc70
[  314.185634] 197*16kB 
[  314.187951]  ? _raw_spin_unlock_irq+0x27/0x80
[  314.191981] (UME) 
[  314.194135]  ? _raw_spin_unlock_irq+0x27/0x80
[  314.198088] 59*32kB 
[  314.200501]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  314.204970] (UME) 
[  314.207211]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  314.211674] 18*64kB (ME) 
[  314.214009]  ? trace_hardirqs_on+0xbd/0x310
[  314.218216] 3*128kB 
[  314.220363]  ? kasan_check_read+0x11/0x20
[  314.224922] (M) 
[  314.227676]  ? __run_timers+0x7da/0xc70
[  314.231965] 1*256kB (U) 
[  314.234303]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  314.238424] 0*512kB 
[  314.240397]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  314.244345] 0*1024kB 
[  314.247020]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  314.252447] 0*2048kB 
[  314.254767]  __run_timers+0x7e5/0xc70
[  314.258983] 0*4096kB 
[  314.261403]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  314.265606] = 14048kB
[  314.268028]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  314.271809] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  314.274204]  ? graph_lock+0x170/0x170
[  314.279547] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  314.281942]  ? enqueue_hrtimer+0x1a5/0x560
[  314.286934] 412 total pagecache pages
[  314.295775]  ? lock_release+0x970/0x970
[  314.299565] 0 pages in swap cache
[  314.308126]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  314.312339] Swap cache stats: add 0, delete 0, find 0/0
[  314.316130]  ? find_held_lock+0x36/0x1c0
[  314.320080] Free swap  = 0kB
[  314.323527]  ? graph_lock+0x170/0x170
[  314.328692] Total swap = 0kB
[  314.334047]  ? pvclock_read_flags+0x160/0x160
[  314.338081] 1965979 pages RAM
[  314.341098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.344867] 0 pages HighMem/MovableOnly
[  314.347890]  ? check_preemption_disabled+0x48/0x200
[  314.352357] 343323 pages reserved
[  314.352366] 0 pages cma reserved
[  314.355480]  ? __lock_is_held+0xb5/0x140
[  314.361068] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  314.364963]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.370058] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  314.373399]  ? check_preemption_disabled+0x48/0x200
[  314.376740] syz-fuzzer cpuset=
[  314.380804]  run_timer_softirq+0x52/0xb0
[  314.387264] /
[  314.392816]  ? rcu_read_lock_sched_held+0x108/0x120
[  314.403024]  mems_allowed=0
[  314.408034]  __do_softirq+0x30b/0xad8
[  314.428687]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  314.433839]  ? pvclock_read_flags+0x160/0x160
[  314.438363]  ? lapic_next_event+0x5a/0x90
[  314.442517]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.448055]  ? check_preemption_disabled+0x48/0x200
[  314.453069]  ? check_preemption_disabled+0x48/0x200
[  314.458100]  ? kvm_clock_read+0x18/0x30
[  314.462076]  ? kvm_sched_clock_read+0x9/0x20
[  314.466493]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.472033]  ? check_preemption_disabled+0x48/0x200
[  314.477064]  irq_exit+0x17f/0x1c0
[  314.480526]  smp_apic_timer_interrupt+0x1cb/0x760
[  314.485372]  ? smp_reschedule_interrupt+0x109/0x650
[  314.490394]  ? smp_call_function_single_interrupt+0x650/0x650
[  314.496285]  ? interrupt_entry+0xb5/0xf0
[  314.500355]  ? trace_hardirqs_off_caller+0xbb/0x300
[  314.505371]  ? trace_hardirqs_off_caller+0xbb/0x300
[  314.510390]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  314.515236]  ? trace_hardirqs_off+0x300/0x300
[  314.519736]  ? trace_hardirqs_off+0x300/0x300
[  314.524238]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.529776]  ? check_preemption_disabled+0x48/0x200
[  314.534794]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.540344]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  314.545202]  apic_timer_interrupt+0xf/0x20
[  314.549432]  </IRQ>
[  314.551677] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  314.556618] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  314.575521] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  314.583232] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  314.590498] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  314.597770] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  314.605037] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  314.612309] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  314.619626]  skb_clone+0x1bb/0x500
[  314.623170]  ? skb_split+0x11e0/0x11e0
[  314.627070]  ? dev_forward_skb+0x4c/0x60
[  314.631144]  ? __bpf_redirect+0x54b/0xb20
[  314.635302]  ? __switch_to_asm+0x34/0x70
[  314.639381]  bpf_clone_redirect+0xb9/0x490
[  314.643624]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  314.648647]  ? __sched_text_start+0x8/0x8
[  314.652805]  ? lockdep_hardirqs_on+0x421/0x5c0
[  314.657389]  ? retint_kernel+0x2d/0x2d
[  314.661285]  ? trace_hardirqs_on_caller+0xc0/0x300
[  314.666219]  ? find_held_lock+0x36/0x1c0
[  314.670295]  ? lock_acquire+0x1ed/0x520
[  314.674272]  ? bpf_test_run+0x32e/0x5a0
[  314.678257]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.683802]  ? check_preemption_disabled+0x48/0x200
[  314.688829]  ? kasan_check_read+0x11/0x20
[  314.692980]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  314.698266]  ? rcu_bh_qs+0xc0/0xc0
[  314.701818]  ? preempt_schedule+0x4d/0x60
[  314.705972]  ? ___preempt_schedule+0x16/0x18
[  314.710396]  ? bpf_test_run+0x1c0/0x5a0
[  314.714385]  ? netlink_diag_dump+0x2a0/0x2a0
[  314.718800]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.724337]  ? bpf_test_init.isra.9+0x70/0x100
[  314.728938]  ? bpf_prog_test_run_skb+0x634/0xb40
[  314.733705]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  314.738546]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  314.744082]  ? fput+0x130/0x1a0
[  314.747363]  ? __bpf_prog_get+0x9b/0x290
[  314.751426]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  314.756266]  ? bpf_prog_test_run+0x130/0x1a0
[  314.760686]  ? __x64_sys_bpf+0x3d8/0x510
[  314.764779]  ? bpf_prog_get+0x20/0x20
[  314.768588]  ? ksys_ioctl+0x81/0xd0
[  314.772227]  ? do_syscall_64+0x1b9/0x820
[  314.776296]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  314.781693]  ? syscall_return_slowpath+0x5e0/0x5e0
[  314.786643]  ? trace_hardirqs_off+0x300/0x300
[  314.791139]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  314.796161]  ? recalc_sigpending_tsk+0x180/0x180
[  314.800917]  ? kasan_check_write+0x14/0x20
[  314.805163]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  314.810023]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  314.815405] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  314.815479] rcu: INFO: rcu_preempt self-detected stall on CPU
[  314.822360] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  314.828249] Call Trace:
[  314.838141] rcu: 	0-...!: (1 GPs behind) idle=032/1/0x4000000000000004 softirq=8845/8846 fqs=1 
[  314.840373]  <IRQ>
[  314.840390]  dump_stack+0x1c4/0x2b4
[  314.840407]  ? dump_stack_print_info.cold.2+0x52/0x52
[  314.840436]  warn_alloc.cold.118+0xb7/0x1bd
[  314.840452]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  314.840477]  ? lock_downgrade+0x900/0x900
[  314.840499]  ? trace_hardirqs_off+0xb8/0x300
[  314.840519]  ? trace_hardirqs_off+0xb8/0x300
[  314.840541]  __alloc_pages_slowpath+0x2667/0x2d80
[  314.840583]  ? warn_alloc+0x120/0x120
[  314.849655] rcu: 	
[  314.851816]  ? trace_hardirqs_on+0x310/0x310
[  314.855424]  (t=10580 jiffies g=9229 q=13)
[  314.860605]  ? warn_alloc+0x120/0x120
[  314.864914] rcu: rcu_preempt kthread starved for 10513 jiffies! g9229 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[  314.869741]  ? print_usage_bug+0xc0/0xc0
[  314.873880] rcu: RCU grace-period kthread stack dump:
[  314.878290]  ? warn_alloc+0x120/0x120
[  314.882680] rcu_preempt     R
[  314.887516]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  314.891292]   running task    
[  314.893444]  ? print_usage_bug+0xc0/0xc0
[  314.897839] 23064    10      2 0x80000000
[  314.902063]  ? __lock_acquire+0x7ec/0x4ec0
[  314.905833] Call Trace:
[  314.916232]  ? __lock_acquire+0x7ec/0x4ec0
[  314.920288]  __schedule+0x86c/0x1ed0
[  314.925460]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.929251]  ? __sched_text_start+0x8/0x8
[  314.932337]  ? should_fail+0x22d/0xd01
[  314.937337]  ? __mod_timer+0x6f6/0x1870
[  314.940528]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  314.944578]  ? add_timer_on+0x9f0/0x9f0
[  314.948705]  ? __lock_acquire+0x7ec/0x4ec0
[  314.952928]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  314.955494]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  314.959710]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  314.963408]  ? __lock_acquire+0x7ec/0x4ec0
[  314.968931]  ? trace_hardirqs_on+0xbd/0x310
[  314.973062]  ? should_fail+0x22d/0xd01
[  314.976935]  ? kasan_check_read+0x11/0x20
[  314.980922]  ? print_usage_bug+0xc0/0xc0
[  314.980947]  ? mark_held_locks+0x130/0x130
[  314.986033]  ? prepare_to_swait_event+0x25a/0x800
[  314.989988]  ? mark_held_locks+0x130/0x130
[  314.994215]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  314.999302]  ? graph_lock+0x170/0x170
[  315.004392]  schedule+0xfe/0x460
[  315.009488]  ? print_usage_bug+0xc0/0xc0
[  315.013711]  ? __schedule+0x1ed0/0x1ed0
[  315.018025]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  315.021894]  ? prepare_to_swait_event+0x25a/0x800
[  315.026030]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.030076]  ? __init_swait_queue_head+0x150/0x150
[  315.034298]  ? check_preemption_disabled+0x48/0x200
[  315.039126]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  315.043341]  ? check_preemption_disabled+0x48/0x200
[  315.043366]  ? __lock_is_held+0xb5/0x140
[  315.048788]  ? __lockdep_init_map+0x105/0x590
[  315.048806]  ? lockdep_init_map+0x9/0x10
[  315.052596]  __alloc_pages_nodemask+0xa80/0xde0
[  315.055944]  schedule_timeout+0x140/0x260
[  315.059986]  ? graph_lock+0x170/0x170
[  315.063949]  ? usleep_range+0x1a0/0x1a0
[  315.068689]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  315.073533]  ? __next_timer_interrupt+0x1a0/0x1a0
[  315.079053]  ? graph_lock+0x170/0x170
[  315.083971]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.088976]  ? find_held_lock+0x36/0x1c0
[  315.094067]  rcu_gp_kthread+0x9d9/0x2310
[  315.099067]  ? ____cache_alloc_node+0x1c7/0x1e0
[  315.103125]  ? rcu_gp_init+0x1830/0x1830
[  315.107583]  ? lock_downgrade+0x900/0x900
[  315.111626]  ? update_curr+0x344/0xbe0
[  315.116281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.120414]  ? graph_lock+0x170/0x170
[  315.124202]  cache_grow_begin+0x91/0x8c0
[  315.128158]  ? __account_cfs_rq_runtime+0x790/0x790
[  315.133157]  ? do_raw_spin_unlock+0xa7/0x2f0
[  315.137982]  ? __lock_acquire+0x7ec/0x4ec0
[  315.141784]  fallback_alloc+0x203/0x2e0
[  315.147302]  ? graph_lock+0x170/0x170
[  315.151352]  ____cache_alloc_node+0x1c7/0x1e0
[  315.155399]  ? mark_held_locks+0x130/0x130
[  315.160050]  kmem_cache_alloc_node+0xe3/0x730
[  315.164096]  ? __lock_is_held+0xb5/0x140
[  315.168232]  ? ipv6_get_ifaddr+0x42e/0x620
[  315.172100]  ? __account_cfs_rq_runtime+0x790/0x790
[  315.177627]  __alloc_skb+0x119/0x770
[  315.181419]  ? set_next_entity+0x30c/0xc40
[  315.185459]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  315.190455]  ? mark_held_locks+0x130/0x130
[  315.194852]  ? skb_scrub_packet+0x490/0x490
[  315.199076]  ? rcu_read_lock_sched_held+0x108/0x120
[  315.203036]  ? lock_downgrade+0x900/0x900
[  315.206824]  ? select_task_rq_fair+0x34f0/0x34f0
[  315.211305]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.215519]  ? __enqueue_entity+0x10d/0x1f0
[  315.220019]  ? refcount_sub_and_test_checked+0x203/0x310
[  315.224066]  ? graph_lock+0x170/0x170
[  315.228281]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  315.233299]  ? lock_repin_lock+0x251/0x430
[  315.236986]  ? addrconf_rs_timer+0x6f0/0x6f0
[  315.241207]  ? graph_lock+0x170/0x170
[  315.246476]  ndisc_alloc_skb+0x144/0x340
[  315.250691]  ? put_prev_task_stop+0x300/0xa10
[  315.255001]  ndisc_send_rs+0x331/0x6e0
[  315.260017]  ? lock_repin_lock+0x250/0x430
[  315.264147]  addrconf_rs_timer+0x3c0/0x6f0
[  315.268887]  ? _raw_spin_unlock_irq+0x27/0x80
[  315.274409]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.278724]  ? _raw_spin_unlock_irq+0x27/0x80
[  315.284171]  call_timer_fn+0x272/0x920
[  315.287965]  ? lockdep_hardirqs_on+0x421/0x5c0
[  315.293402]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.297621]  ? trace_hardirqs_on+0xbd/0x310
[  315.302058]  ? process_timeout+0x40/0x40
[  315.305841]  ? kasan_check_read+0x11/0x20
[  315.309890]  ? find_held_lock+0x36/0x1c0
[  315.314373]  ? mark_held_locks+0x130/0x130
[  315.318246]  ? mark_held_locks+0xc7/0x130
[  315.322460]  ? audit_add_watch+0xae1/0xdc0
[  315.326677]  ? _raw_spin_unlock_irq+0x27/0x80
[  315.331160]  ? kasan_check_write+0x14/0x20
[  315.335381]  ? _raw_spin_unlock_irq+0x27/0x80
[  315.339866]  ? finish_task_switch+0x2f5/0x900
[  315.343736]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.348301]  ? __switch_to_asm+0x40/0x70
[  315.352520]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  315.356826]  ? preempt_notifier_register+0x200/0x200
[  315.360869]  ? trace_hardirqs_on+0xbd/0x310
[  315.365007]  ? __switch_to_asm+0x34/0x70
[  315.369058]  ? kasan_check_read+0x11/0x20
[  315.373286]  ? __switch_to_asm+0x34/0x70
[  315.377413]  ? __run_timers+0x7da/0xc70
[  315.381645]  ? __switch_to_asm+0x40/0x70
[  315.386124]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  315.390345]  ? __switch_to_asm+0x40/0x70
[  315.394828]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.399321]  ? __switch_to_asm+0x34/0x70
[  315.403541]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.407583]  ? __switch_to_asm+0x40/0x70
[  315.412152]  __run_timers+0x7e5/0xc70
[  315.417235]  ? __switch_to_asm+0x34/0x70
[  315.421554]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  315.425588]  ? __switch_to_asm+0x34/0x70
[  315.429728]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  315.433770]  ? __switch_to_asm+0x40/0x70
[  315.437735]  ? graph_lock+0x170/0x170
[  315.441783]  ? __switch_to_asm+0x40/0x70
[  315.447228]  ? print_usage_bug+0xc0/0xc0
[  315.451274]  ? __switch_to_asm+0x34/0x70
[  315.455493]  ? lock_release+0x970/0x970
[  315.459538]  ? __switch_to_asm+0x40/0x70
[  315.463755]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  315.467803]  ? __schedule+0x874/0x1ed0
[  315.471592]  ? find_held_lock+0x36/0x1c0
[  315.475633]  ? __switch_to_asm+0x40/0x70
[  315.480981]  ? graph_lock+0x170/0x170
[  315.485051]  ? __switch_to_asm+0x40/0x70
[  315.490054]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.494100]  ? graph_lock+0x170/0x170
[  315.497881]  ? check_preemption_disabled+0x48/0x200
[  315.501931]  ? __sched_text_start+0x8/0x8
[  315.505976]  ? __lock_is_held+0xb5/0x140
[  315.510029]  ? find_held_lock+0x36/0x1c0
[  315.513984]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.518039]  ? __kthread_parkme+0xce/0x1a0
[  315.523205]  ? check_preemption_disabled+0x48/0x200
[  315.527077]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  315.531126]  run_timer_softirq+0x52/0xb0
[  315.535177]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  315.538964]  ? rcu_read_lock_sched_held+0x108/0x120
[  315.543016]  ? lockdep_hardirqs_on+0x421/0x5c0
[  315.548543]  __do_softirq+0x30b/0xad8
[  315.552331]  ? trace_hardirqs_on+0xbd/0x310
[  315.557339]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  315.561464]  ? kasan_check_read+0x11/0x20
[  315.565514]  ? pvclock_read_flags+0x160/0x160
[  315.569559]  ? __kthread_parkme+0xce/0x1a0
[  315.575078]  ? lapic_next_event+0x5a/0x90
[  315.579304]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  315.584304]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.589390]  ? kasan_check_write+0x14/0x20
[  315.593438]  ? check_preemption_disabled+0x48/0x200
[  315.598526]  ? do_raw_spin_lock+0xc1/0x200
[  315.603525]  ? check_preemption_disabled+0x48/0x200
[  315.608096]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  315.611881]  ? kvm_clock_read+0x18/0x30
[  315.616188]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  315.621285]  ? kvm_sched_clock_read+0x9/0x20
[  315.625421]  ? __kthread_parkme+0xfb/0x1a0
[  315.629902]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  315.634136]  kthread+0x35a/0x420
[  315.638264]  ? check_preemption_disabled+0x48/0x200
[  315.643707]  ? rcu_gp_init+0x1830/0x1830
[  315.649235]  irq_exit+0x17f/0x1c0
[  315.653449]  ? kthread_bind+0x40/0x40
[  315.658465]  smp_apic_timer_interrupt+0x1cb/0x760
[  315.662683]  ret_from_fork+0x3a/0x50
[  315.667703]  ? smp_call_function_single_interrupt+0x650/0x650
[  315.672797] NMI backtrace for cpu 0
[  315.676748]  ? interrupt_entry+0xb5/0xf0
[  315.738150]  ? trace_hardirqs_off_caller+0xbb/0x300
[  315.743192]  ? trace_hardirqs_off_caller+0xbb/0x300
[  315.748213]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  315.753058]  ? trace_hardirqs_off+0x300/0x300
[  315.757565]  ? trace_hardirqs_off+0x300/0x300
[  315.762064]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  315.767601]  ? check_preemption_disabled+0x48/0x200
[  315.772621]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  315.778171]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  315.783039]  apic_timer_interrupt+0xf/0x20
[  315.787274]  </IRQ>
[  315.789514] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  315.794880] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  315.813809] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  315.821522] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  315.829035] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  315.836299] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  315.843566] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  315.850832] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  315.858123]  ? page_evictable+0x35d/0x540
[  315.862288]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  315.867829]  page_evictable+0x36b/0x540
[  315.871810]  ? kswapd_stop+0x100/0x100
[  315.875704]  ? ___might_sleep+0x1ed/0x300
[  315.879852]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  315.885304]  ? arch_local_save_flags+0x40/0x40
[  315.889892]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.895431]  ? check_preemption_disabled+0x48/0x200
[  315.900454]  shrink_active_list+0x845/0x1c20
[  315.904865]  ? free_unref_page_list+0xc0f/0x11e0
[  315.909642]  ? shrink_inactive_list+0x1c60/0x1c60
[  315.914505]  ? graph_lock+0x170/0x170
[  315.918312]  ? __page_frag_cache_drain+0x200/0x200
[  315.923244]  ? print_usage_bug+0xc0/0xc0
[  315.927327]  ? find_held_lock+0x36/0x1c0
[  315.931396]  ? graph_lock+0x170/0x170
[  315.935204]  ? mark_held_locks+0xc7/0x130
[  315.939355]  ? check_preemption_disabled+0x48/0x200
[  315.944373]  ? check_preemption_disabled+0x48/0x200
[  315.949405]  ? graph_lock+0x170/0x170
[  315.953213]  ? __lock_is_held+0xb5/0x140
[  315.957286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.963286]  ? check_preemption_disabled+0x48/0x200
[  315.968324]  ? __lock_is_held+0xb5/0x140
[  315.972404]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  315.977426]  ? inactive_list_is_low+0x305/0x880
[  315.982108]  ? lruvec_lru_size+0x450/0x450
[  315.986350]  ? kasan_check_read+0x11/0x20
[  315.990512]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  315.995457]  shrink_node_memcg+0x803/0x18e0
[  315.999820]  ? shrink_active_list+0x1c20/0x1c20
[  316.004502]  ? lockdep_hardirqs_on+0x421/0x5c0
[  316.009088]  ? trace_hardirqs_on+0xbd/0x310
[  316.013417]  ? vmpressure+0x294/0x310
[  316.017220]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  316.022698]  shrink_node+0x3bc/0x16b0
[  316.026506]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  316.031815]  ? shrink_node_memcg+0x18e0/0x18e0
[  316.036400]  ? lockdep_hardirqs_on+0x421/0x5c0
[  316.040984]  ? trace_hardirqs_on+0xbd/0x310
[  316.045319]  ? vmpressure+0x294/0x310
[  316.049128]  ? do_raw_spin_unlock+0xa7/0x2f0
[  316.053541]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  316.058133]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  316.063677]  ? __cpuset_node_allowed+0x19b/0x660
[  316.068441]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  316.074159]  ? vmpressure+0x1c9/0x310
[  316.077979]  do_try_to_free_pages+0x3e7/0x1290
[  316.082591]  ? shrink_node+0x16b0/0x16b0
[  316.086655]  ? __lock_is_held+0xb5/0x140
[  316.090733]  try_to_free_pages+0x4d0/0xb90
[  316.095005]  ? do_try_to_free_pages+0x1290/0x1290
[  316.099853]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.105404]  ? lock_acquire+0x1ed/0x520
[  316.109382]  ? set_page_refcounted+0x280/0x280
[  316.113972]  ? lock_release+0x970/0x970
[  316.117970]  ? ___might_sleep+0x1ed/0x300
[  316.122135]  ? arch_local_save_flags+0x40/0x40
[  316.126723]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  316.132017]  ? __radix_tree_lookup+0x358/0x4c0
[  316.136611]  __alloc_pages_slowpath+0x993/0x2d80
[  316.141401]  ? kasan_check_read+0x11/0x20
[  316.145556]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  316.150839]  ? warn_alloc+0x120/0x120
[  316.154644]  ? __radix_tree_lookup+0x4c0/0x4c0
[  316.159242]  ? find_get_entry+0x2f2/0xc40
[  316.163405]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.168944]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  316.173875]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  316.179418]  ? should_fail+0x22d/0xd01
[  316.183311]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  316.188422]  ? __lock_is_held+0xb5/0x140
[  316.192489]  ? graph_lock+0x170/0x170
[  316.196297]  ? graph_lock+0x170/0x170
[  316.200121]  ? __lock_is_held+0xb5/0x140
[  316.204190]  ? __lock_acquire+0x7ec/0x4ec0
[  316.208435]  ? ___might_sleep+0x1ed/0x300
[  316.212587]  ? lock_release+0x970/0x970
[  316.216568]  ? arch_local_save_flags+0x40/0x40
[  316.221163]  ? __might_sleep+0x95/0x190
[  316.225163]  __alloc_pages_nodemask+0xa80/0xde0
[  316.229842]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  316.234864]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  316.240672]  ? kasan_check_read+0x11/0x20
[  316.244843]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  316.250127]  ? graph_lock+0x170/0x170
[  316.253929]  ? print_usage_bug+0xc0/0xc0
[  316.258012]  ? graph_lock+0x170/0x170
[  316.261813]  ? graph_lock+0x170/0x170
[  316.265617]  ? __do_page_cache_readahead+0x7ce/0x980
[  316.270726]  ? find_held_lock+0x36/0x1c0
[  316.274801]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  316.280349]  alloc_pages_current+0x10c/0x210
[  316.284767]  ? lock_downgrade+0x900/0x900
[  316.288932]  __page_cache_alloc+0x38f/0x5b0
[  316.293259]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  316.299073]  ? kasan_check_read+0x11/0x20
[  316.303223]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  316.308505]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  316.313178]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  316.318719]  ? check_preemption_disabled+0x48/0x200
[  316.323772]  filemap_fault+0x1594/0x25f0
[  316.327858]  ? __lock_page_or_retry+0xa00/0xa00
[  316.332531]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  316.338328]  ? kasan_check_read+0x11/0x20
[  316.342480]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  316.347761]  ? rcu_bh_qs+0xc0/0xc0
[  316.351315]  ? print_usage_bug+0xc0/0xc0
[  316.355390]  ? filemap_map_pages+0xdea/0x1980
[  316.359900]  ? print_usage_bug+0xc0/0xc0
[  316.363973]  ? find_get_pages_range_tag+0x1320/0x1320
[  316.369182]  ? print_usage_bug+0xc0/0xc0
[  316.373246]  ? __lock_acquire+0x7ec/0x4ec0
[  316.377487]  ? graph_lock+0x170/0x170
[  316.381298]  ? __sigqueue_free.part.27+0x7d/0xa0
[  316.386063]  ? __lock_acquire+0x7ec/0x4ec0
[  316.390314]  ? lock_acquire+0x1ed/0x520
[  316.394296]  ? ext4_filemap_fault+0x7a/0xad
[  316.398626]  ? lock_release+0x970/0x970
[  316.402602]  ? arch_local_save_flags+0x40/0x40
[  316.407186]  ? mark_held_locks+0x130/0x130
[  316.411441]  ? down_read+0xb0/0x1d0
[  316.415074]  ? ext4_filemap_fault+0x7a/0xad
[  316.419404]  ? __down_interruptible+0x700/0x700
[  316.424075]  ? graph_lock+0x170/0x170
[  316.427884]  ? __sigqueue_free.part.27+0x7d/0xa0
[  316.432654]  ext4_filemap_fault+0x82/0xad
[  316.436816]  __do_fault+0x100/0x6b0
[  316.440449]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  316.445736]  ? print_bad_pte+0x6c0/0x6c0
[  316.449810]  ? pmd_val+0x88/0x100
[  316.453271]  ? add_mm_counter_fast+0xd0/0xd0
[  316.457682]  ? pmd_val+0x88/0x100
[  316.461138]  ? add_mm_counter_fast+0xd0/0xd0
[  316.465558]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  316.471106]  __handle_mm_fault+0x3709/0x53e0
[  316.475529]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  316.480377]  ? graph_lock+0x170/0x170
[  316.484185]  ? print_usage_bug+0xc0/0xc0
[  316.488250]  ? graph_lock+0x170/0x170
[  316.492050]  ? graph_lock+0x170/0x170
[  316.495875]  ? handle_mm_fault+0x42a/0xc70
[  316.500113]  ? lock_downgrade+0x900/0x900
[  316.504264]  ? check_preemption_disabled+0x48/0x200
[  316.509293]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  316.515094]  ? kasan_check_read+0x11/0x20
[  316.519243]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  316.524523]  ? rcu_bh_qs+0xc0/0xc0
[  316.528067]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  316.533521]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  316.539062]  ? check_preemption_disabled+0x48/0x200
[  316.544087]  handle_mm_fault+0x54f/0xc70
[  316.548159]  ? __handle_mm_fault+0x53e0/0x53e0
[  316.552744]  ? find_vma+0x34/0x190
[  316.556295]  __do_page_fault+0x67d/0xed0
[  316.560370]  ? mm_fault_error+0x380/0x380
[  316.564531]  ? syscall_slow_exit_work+0x520/0x520
[  316.569383]  do_page_fault+0xf2/0x7e0
[  316.573191]  ? vmalloc_sync_all+0x30/0x30
[  316.577344]  ? error_entry+0x70/0xd0
[  316.581236]  ? trace_hardirqs_off_caller+0xbb/0x300
[  316.586250]  ? trace_hardirqs_on_caller+0xc0/0x300
[  316.591181]  ? syscall_return_slowpath+0x5e0/0x5e0
[  316.596111]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  316.600967]  ? trace_hardirqs_off+0x300/0x300
[  316.605469]  ? trace_hardirqs_off_caller+0x300/0x300
[  316.610579]  ? prepare_exit_to_usermode+0x291/0x3b0
[  316.615603]  ? page_fault+0x8/0x30
[  316.619149]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  316.624003]  ? page_fault+0x8/0x30
[  316.627551]  page_fault+0x1e/0x30
[  316.631014] RIP: 0033:0x45db60
[  316.634217] Code: Bad RIP value.
[  316.637582] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  316.642951] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  316.650219] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  316.657489] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  316.664754] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  316.672026] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  316.679340] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  316.679345] warn_alloc_show_mem: 1 callbacks suppressed
[  316.679353] Mem-Info:
[  316.686542] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  316.691908] active_anon:41015 inactive_anon:371 isolated_anon:0
[  316.691908]  active_file:15 inactive_file:16 isolated_file:2
[  316.691908]  unevictable:0 dirty:0 writeback:0 unstable:0
[  316.691908]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  316.691908]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  316.691908]  free:13788 free_pcp:262 free_cma:0
[  316.694283] Call Trace:
[  316.703664] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  316.736506]  <IRQ>
[  316.739095] Node 0 
[  316.766763]  dump_stack+0x1c4/0x2b4
[  316.768910] 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
[  316.771120]  ? dump_stack_print_info.cold.2+0x52/0x52
[  316.774743] lowmem_reserve[]:
[  316.800268]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.805455]  0
[  316.808552]  ? trace_hardirqs_off+0xb8/0x300
[  316.814075]  2815
[  316.815884]  nmi_cpu_backtrace.cold.3+0x63/0xa2
[  316.820261]  6318
[  316.822326]  ? lapic_can_unplug_cpu.cold.27+0x3f/0x3f
[  316.826981]  6318
[  316.829080]  nmi_trigger_cpumask_backtrace+0x1b3/0x1ed
[  316.836305]  arch_trigger_cpumask_backtrace+0x14/0x20
[  316.841558] Node 0 
[  316.846739]  rcu_dump_cpu_stacks+0x175/0x1c2
[  316.846775] DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  316.848985]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  316.853374] lowmem_reserve[]:
[  316.880380]  print_cpu_stall.cold.78+0x2d3/0x524
[  316.885363]  0 0
[  316.888476]  ? rcu_dynticks_snap+0x30/0x30
[  316.893204]  3503
[  316.895176]  ? check_preemption_disabled+0x48/0x200
[  316.899388]  3503
[  316.901448]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.908490]  ? check_preemption_disabled+0x48/0x200
[  316.914012] Node 0 
[  316.919018]  ? check_preemption_disabled+0x48/0x200
[  316.919054] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  316.921262]  ? rcu_test_sync_prims+0x30/0x30
[  316.926251] lowmem_reserve[]:
[  316.954626]  ? __lock_is_held+0xb5/0x140
[  316.959011]  0
[  316.962118]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.966153]  0
[  316.967948]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.973458]  0
[  316.975260]  ? check_preemption_disabled+0x48/0x200
[  316.980768]  0
[  316.982576]  rcu_check_callbacks+0xfd9/0x1990
[  316.989368]  ? rcu_cpu_stall_reset+0x220/0x220
[  316.993833] Node 0 
[  316.998404]  ? lock_release+0x970/0x970
[  316.998414] DMA: 
[  317.000652]  ? graph_lock+0x170/0x170
[  317.004599] 1*4kB 
[  317.006657]  ? graph_lock+0x170/0x170
[  317.010436] (U) 
[  317.012584]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.016358] 0*8kB 
[  317.018330]  ? pvclock_gtod_notify+0x2e3/0x3e0
[  317.023837] 0*16kB 1*32kB 
[  317.025991]  ? kvm_vcpu_ready_for_interrupt_injection+0x1a0/0x1a0
[  317.030552] (U) 
[  317.033406]  ? graph_lock+0x170/0x170
[  317.039604] 2*64kB 
[  317.041576]  ? timekeeping_advance+0x3cc/0xc00
[  317.045348] (U) 
[  317.047584]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.052138] 1*128kB 
[  317.054112]  ? check_preemption_disabled+0x48/0x200
[  317.059615] (U) 1*256kB 
[  317.061939]  ? check_preemption_disabled+0x48/0x200
[  317.066945] (U) 
[  317.069616]  ? trace_hardirqs_off+0xb8/0x300
[  317.074603] 0*512kB 
[  317.076572]  ? __lock_is_held+0xb5/0x140
[  317.080957] 1*1024kB 
[  317.083273]  ? trace_hardirqs_on+0x310/0x310
[  317.087312] (U) 
[  317.089718]  ? check_preemption_disabled+0x48/0x200
[  317.094102] 1*2048kB 
[  317.096078]  ? raise_softirq+0x199/0x420
[  317.101064] (M) 
[  317.103470]  ? raise_softirq_irqoff+0x2e0/0x2e0
[  317.107500] 3*4096kB (M) 
[  317.109482]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.114123] = 15908kB
[  317.116871]  ? check_preemption_disabled+0x48/0x200
[  317.122384] Node 0 
[  317.124799]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  317.129791] DMA32: 
[  317.132029]  ? hrtimer_run_queues+0x9a/0x400
[  317.137541] 3*4kB 
[  317.139774]  ? run_local_timers+0x19b/0x230
[  317.144164] (M) 
[  317.146308]  ? timer_clear_idle+0x90/0x90
[  317.150604] 2*8kB 
[  317.152575]  ? debug_smp_processor_id+0x1c/0x20
[  317.156698] (M) 
[  317.158848]  ? irqtime_account_process_tick.isra.6+0x114/0x490
[  317.163496] 1*16kB 
[  317.165466]  ? account_process_tick+0x282/0x350
[  317.171411] (M) 
[  317.173647]  update_process_times+0x2d/0x70
[  317.178292] 1*32kB 
[  317.180264]  tick_sched_handle+0x9f/0x180
[  317.184555] (M) 
[  317.186794]  tick_sched_timer+0x45/0x130
[  317.190917] 3*64kB 
[  317.192885]  __hrtimer_run_queues+0x41c/0x10d0
[  317.196920] (UM) 
[  317.199155]  ? tick_sched_do_timer+0x1a0/0x1a0
[  317.203710] 3*128kB 
[  317.205764]  ? hrtimer_start_range_ns+0xe00/0xe00
[  317.210320] (M) 2*256kB 
[  317.212651]  ? pvclock_read_flags+0x160/0x160
[  317.217466] (M) 
[  317.220135]  ? trace_hardirqs_on+0x310/0x310
[  317.224606] 3*512kB 
[  317.226578]  ? kvm_clock_read+0x18/0x30
[  317.230958] (M) 
[  317.233276]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  317.237222] 4*1024kB (UM) 
[  317.239203]  ? ktime_get_update_offsets_now+0x3b6/0x550
[  317.244194] 3*2048kB 
[  317.247031]  ? do_timer+0x50/0x50
[  317.252368] (UM) 
[  317.254771]  ? trace_hardirqs_on+0x310/0x310
[  317.258207] 3*4096kB 
[  317.260265]  ? do_raw_spin_lock+0xc1/0x200
[  317.264642] (M) 
[  317.267053]  hrtimer_interrupt+0x313/0x780
[  317.271259] = 25228kB
[  317.273247]  smp_apic_timer_interrupt+0x1a1/0x760
[  317.277445] Node 0 
[  317.279852]  ? smp_call_function_single_interrupt+0x650/0x650
[  317.284669] Normal: 
[  317.286900]  ? interrupt_entry+0xb5/0xf0
[  317.292760] 866*4kB 
[  317.295081]  ? trace_hardirqs_off_caller+0xbb/0x300
[  317.299114] (ME) 
[  317.301439]  ? ____cache_alloc_node+0x1c7/0x1e0
[  317.306426] 469*8kB 
[  317.308485]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  317.313123] (UME) 
[  317.315440]  ? trace_hardirqs_off+0x300/0x300
[  317.320257] 197*16kB 
[  317.322422]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  317.326898] (UME) 
[  317.329314]  apic_timer_interrupt+0xf/0x20
[  317.334131] 59*32kB 
[  317.336330] RIP: 0010:kmem_cache_alloc_node+0x247/0x730
[  317.340533] (UME) 
[  317.342850] Code: 40 7e 0f 85 32 ff ff ff e8 15 d6 3e ff e9 28 ff ff ff e8 2c 33 c3 ff 48 83 3d cc 81 b0 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 b2 73
[  317.348188] 18*64kB 
[  317.350326] RSP: 0000:ffff8801dac07450 EFLAGS: 00000282
[  317.369211] (ME) 
[  317.371518]  ORIG_RAX: ffffffffffffff13
[  317.376856] 3*128kB (M) 
[  317.378917] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff100347c8df1
[  317.382871] 1*256kB 
[  317.385532] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000282
[  317.392784] (U) 
[  317.395099] RBP: ffff8801dac074c0 R08: ffff8801a3e46f88 R09: 0000000000000002
[  317.402354] 0*512kB 
[  317.404322] R10: 0000000000000000 R11: ffff8801a3e466c0 R12: ffff8801d9be7680
[  317.411583] 0*1024kB 
[  317.413898] R13: ffff8801d9be7680 R14: 0000000000000000 R15: 0000000000000282
[  317.421152] 0*2048kB 
[  317.423558]  ? apic_timer_interrupt+0xa/0x20
[  317.430807] 0*4096kB 
[  317.433225]  ? ipv6_get_ifaddr+0x42e/0x620
[  317.437595] = 14048kB
[  317.440014]  __alloc_skb+0x119/0x770
[  317.444225] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  317.446627]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  317.450318] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  317.459142]  ? skb_scrub_packet+0x490/0x490
[  317.464391] 412 total pagecache pages
[  317.472961]  ? lock_downgrade+0x900/0x900
[  317.477265] 0 pages in swap cache
[  317.481058]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.485183] Swap cache stats: add 0, delete 0, find 0/0
[  317.488632]  ? refcount_sub_and_test_checked+0x203/0x310
[  317.494137] Free swap  = 0kB
[  317.494146] Total swap = 0kB
[  317.499501]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  317.504928] 1965979 pages RAM
[  317.507944]  ? addrconf_rs_timer+0x6f0/0x6f0
[  317.510934] 0 pages HighMem/MovableOnly
[  317.516384]  ndisc_alloc_skb+0x144/0x340
[  317.519457] 343323 pages reserved
[  317.523859]  ndisc_send_rs+0x331/0x6e0
[  317.527806] 0 pages cma reserved
[  317.531865]  addrconf_rs_timer+0x3c0/0x6f0
[  317.535367] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  317.539178]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  317.539209]  call_timer_fn+0x272/0x920
[  317.542619] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  317.546780]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  317.553249] syz-fuzzer cpuset=
[  317.557475]  ? process_timeout+0x40/0x40
[  317.561364] /
[  317.571600]  ? find_held_lock+0x36/0x1c0
[  317.575823]  mems_allowed=0
[  317.579024]  ? __run_timers+0x7da/0xc70
[  317.595695]  ? _raw_spin_unlock_irq+0x27/0x80
[  317.600190]  ? _raw_spin_unlock_irq+0x27/0x80
[  317.604686]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  317.608953]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  317.613543]  ? trace_hardirqs_on+0xbd/0x310
[  317.617865]  ? kasan_check_read+0x11/0x20
[  317.622036]  ? __run_timers+0x7da/0xc70
[  317.626063]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  317.631535]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  317.635796]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  317.640031]  __run_timers+0x7e5/0xc70
[  317.643849]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  317.649227]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  317.654240]  ? graph_lock+0x170/0x170
[  317.658046]  ? enqueue_hrtimer+0x1a5/0x560
[  317.662298]  ? lock_release+0x970/0x970
[  317.666283]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  317.671482]  ? find_held_lock+0x36/0x1c0
[  317.675552]  ? graph_lock+0x170/0x170
[  317.679389]  ? pvclock_read_flags+0x160/0x160
[  317.683889]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.689430]  ? check_preemption_disabled+0x48/0x200
[  317.694478]  ? __lock_is_held+0xb5/0x140
[  317.698540]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.704091]  ? check_preemption_disabled+0x48/0x200
[  317.709119]  run_timer_softirq+0x52/0xb0
[  317.713205]  ? rcu_read_lock_sched_held+0x108/0x120
[  317.718238]  __do_softirq+0x30b/0xad8
[  317.722072]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  317.727198]  ? pvclock_read_flags+0x160/0x160
[  317.731696]  ? lapic_next_event+0x5a/0x90
[  317.735851]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.741388]  ? check_preemption_disabled+0x48/0x200
[  317.746404]  ? check_preemption_disabled+0x48/0x200
[  317.751431]  ? kvm_clock_read+0x18/0x30
[  317.755406]  ? kvm_sched_clock_read+0x9/0x20
[  317.759823]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.765365]  ? check_preemption_disabled+0x48/0x200
[  317.770399]  irq_exit+0x17f/0x1c0
[  317.773865]  smp_apic_timer_interrupt+0x1cb/0x760
[  317.778712]  ? smp_reschedule_interrupt+0x109/0x650
[  317.783738]  ? smp_call_function_single_interrupt+0x650/0x650
[  317.789655]  ? interrupt_entry+0xb5/0xf0
[  317.793725]  ? trace_hardirqs_off_caller+0xbb/0x300
[  317.798740]  ? trace_hardirqs_off_caller+0xbb/0x300
[  317.803759]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  317.808620]  ? trace_hardirqs_off+0x300/0x300
[  317.813120]  ? trace_hardirqs_off+0x300/0x300
[  317.817618]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.823177]  ? check_preemption_disabled+0x48/0x200
[  317.828196]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.834218]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  317.839072]  apic_timer_interrupt+0xf/0x20
[  317.843307]  </IRQ>
[  317.845549] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  317.850481] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  317.869385] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  317.877095] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  317.884365] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  317.891633] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  317.898903] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  317.906169] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  317.913476]  skb_clone+0x1bb/0x500
[  317.917033]  ? skb_split+0x11e0/0x11e0
[  317.920932]  ? dev_forward_skb+0x4c/0x60
[  317.925009]  ? __bpf_redirect+0x54b/0xb20
[  317.929161]  ? __switch_to_asm+0x34/0x70
[  317.933236]  bpf_clone_redirect+0xb9/0x490
[  317.937484]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  317.942508]  ? __sched_text_start+0x8/0x8
[  317.946664]  ? lockdep_hardirqs_on+0x421/0x5c0
[  317.951246]  ? retint_kernel+0x2d/0x2d
[  317.955141]  ? trace_hardirqs_on_caller+0xc0/0x300
[  317.960076]  ? find_held_lock+0x36/0x1c0
[  317.964381]  ? lock_acquire+0x1ed/0x520
[  317.968356]  ? bpf_test_run+0x32e/0x5a0
[  317.972335]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.977871]  ? check_preemption_disabled+0x48/0x200
[  317.982889]  ? kasan_check_read+0x11/0x20
[  317.987045]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  317.992324]  ? rcu_bh_qs+0xc0/0xc0
[  317.995871]  ? preempt_schedule+0x4d/0x60
[  318.000032]  ? ___preempt_schedule+0x16/0x18
[  318.004452]  ? bpf_test_run+0x1c0/0x5a0
[  318.008453]  ? netlink_diag_dump+0x2a0/0x2a0
[  318.012882]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  318.018422]  ? bpf_test_init.isra.9+0x70/0x100
[  318.023020]  ? bpf_prog_test_run_skb+0x634/0xb40
[  318.027784]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  318.032629]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  318.038170]  ? fput+0x130/0x1a0
[  318.041452]  ? __bpf_prog_get+0x9b/0x290
[  318.045517]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  318.050361]  ? bpf_prog_test_run+0x130/0x1a0
[  318.054778]  ? __x64_sys_bpf+0x3d8/0x510
[  318.058843]  ? bpf_prog_get+0x20/0x20
[  318.062658]  ? ksys_ioctl+0x81/0xd0
[  318.066307]  ? do_syscall_64+0x1b9/0x820
[  318.070373]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  318.075742]  ? syscall_return_slowpath+0x5e0/0x5e0
[  318.080675]  ? trace_hardirqs_off+0x300/0x300
[  318.085172]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  318.090190]  ? recalc_sigpending_tsk+0x180/0x180
[  318.094945]  ? kasan_check_write+0x14/0x20
[  318.099188]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  318.104039]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  318.109429] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  318.109880] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  318.116358] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  318.116367] Call Trace:
[  318.122946] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  318.132189]  <IRQ>
[  318.134797] syz-executor0 cpuset=
[  318.145286]  dump_stack+0x1c4/0x2b4
[  318.147418] syz0
[  318.150863]  ? dump_stack_print_info.cold.2+0x52/0x52
[  318.154471]  mems_allowed=0
[  318.156448]  warn_alloc.cold.118+0xb7/0x1bd
[  318.168836]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  318.173686]  ? lock_downgrade+0x900/0x900
[  318.177842]  ? trace_hardirqs_off+0xb8/0x300
[  318.182263]  ? trace_hardirqs_off+0xb8/0x300
[  318.186680]  __alloc_pages_slowpath+0x2667/0x2d80
[  318.191556]  ? warn_alloc+0x120/0x120
[  318.195363]  ? warn_alloc+0x120/0x120
[  318.199168]  ? print_usage_bug+0xc0/0xc0
[  318.203235]  ? warn_alloc+0x120/0x120
[  318.207036]  ? print_usage_bug+0xc0/0xc0
[  318.211104]  ? __lock_acquire+0x7ec/0x4ec0
[  318.215341]  ? __lock_acquire+0x7ec/0x4ec0
[  318.219582]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  318.225121]  ? should_fail+0x22d/0xd01
[  318.229021]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  318.234128]  ? __lock_acquire+0x7ec/0x4ec0
[  318.238368]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  318.243470]  ? __lock_acquire+0x7ec/0x4ec0
[  318.247707]  ? should_fail+0x22d/0xd01
[  318.251606]  ? mark_held_locks+0x130/0x130
[  318.255860]  ? mark_held_locks+0x130/0x130
[  318.260110]  ? graph_lock+0x170/0x170
[  318.263913]  ? graph_lock+0x170/0x170
[  318.267717]  ? graph_lock+0x170/0x170
[  318.271522]  ? print_usage_bug+0xc0/0xc0
[  318.275585]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.281125]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.286667]  ? check_preemption_disabled+0x48/0x200
[  318.291683]  ? check_preemption_disabled+0x48/0x200
[  318.296709]  ? __lock_is_held+0xb5/0x140
[  318.300797]  __alloc_pages_nodemask+0xa80/0xde0
[  318.305469]  ? graph_lock+0x170/0x170
[  318.309278]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  318.314298]  ? graph_lock+0x170/0x170
[  318.318113]  ? find_held_lock+0x36/0x1c0
[  318.322189]  ? ____cache_alloc_node+0x1c7/0x1e0
[  318.326860]  ? lock_downgrade+0x900/0x900
[  318.331026]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.336571]  cache_grow_begin+0x91/0x8c0
[  318.340638]  ? do_raw_spin_unlock+0xa7/0x2f0
[  318.345057]  fallback_alloc+0x203/0x2e0
[  318.349050]  ____cache_alloc_node+0x1c7/0x1e0
[  318.353556]  kmem_cache_alloc_node+0xe3/0x730
[  318.358059]  ? ipv6_get_ifaddr+0x42e/0x620
[  318.362308]  __alloc_skb+0x119/0x770
[  318.366032]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  318.371319]  ? skb_scrub_packet+0x490/0x490
[  318.375644]  ? lock_downgrade+0x900/0x900
[  318.379810]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.385355]  ? refcount_sub_and_test_checked+0x203/0x310
[  318.390817]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  318.396272]  ? addrconf_rs_timer+0x6f0/0x6f0
[  318.400702]  ndisc_alloc_skb+0x144/0x340
[  318.404769]  ndisc_send_rs+0x331/0x6e0
[  318.408676]  addrconf_rs_timer+0x3c0/0x6f0
[  318.412926]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.417181]  call_timer_fn+0x272/0x920
[  318.421071]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.425312]  ? process_timeout+0x40/0x40
[  318.429375]  ? find_held_lock+0x36/0x1c0
[  318.433444]  ? mark_held_locks+0xc7/0x130
[  318.437598]  ? _raw_spin_unlock_irq+0x27/0x80
[  318.442095]  ? _raw_spin_unlock_irq+0x27/0x80
[  318.446595]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.450833]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  318.455422]  ? trace_hardirqs_on+0xbd/0x310
[  318.459743]  ? kasan_check_read+0x11/0x20
[  318.463900]  ? __run_timers+0x7da/0xc70
[  318.467879]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  318.473341]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.477585]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.481820]  __run_timers+0x7e5/0xc70
[  318.485638]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  318.491014]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  318.496034]  ? graph_lock+0x170/0x170
[  318.499840]  ? print_usage_bug+0xc0/0xc0
[  318.503900]  ? lock_release+0x970/0x970
[  318.507876]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  318.513074]  ? find_held_lock+0x36/0x1c0
[  318.517146]  ? graph_lock+0x170/0x170
[  318.520951]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.526491]  ? check_preemption_disabled+0x48/0x200
[  318.531518]  ? __lock_is_held+0xb5/0x140
[  318.535584]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.541123]  ? check_preemption_disabled+0x48/0x200
[  318.546146]  run_timer_softirq+0x52/0xb0
[  318.550212]  ? rcu_read_lock_sched_held+0x108/0x120
[  318.555231]  __do_softirq+0x30b/0xad8
[  318.559075]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  318.564189]  ? pvclock_read_flags+0x160/0x160
[  318.568688]  ? lapic_next_event+0x5a/0x90
[  318.572838]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.578377]  ? check_preemption_disabled+0x48/0x200
[  318.583395]  ? check_preemption_disabled+0x48/0x200
[  318.588422]  ? kvm_clock_read+0x18/0x30
[  318.592401]  ? kvm_sched_clock_read+0x9/0x20
[  318.596819]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  318.602363]  ? check_preemption_disabled+0x48/0x200
[  318.607398]  irq_exit+0x17f/0x1c0
[  318.610857]  smp_apic_timer_interrupt+0x1cb/0x760
[  318.615706]  ? smp_call_function_single_interrupt+0x650/0x650
[  318.621593]  ? interrupt_entry+0xb5/0xf0
[  318.625661]  ? trace_hardirqs_off_caller+0xbb/0x300
[  318.630680]  ? trace_hardirqs_off_caller+0xbb/0x300
[  318.635701]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  318.640571]  ? trace_hardirqs_off+0x300/0x300
[  318.645065]  ? trace_hardirqs_off+0x300/0x300
[  318.649563]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  318.655104]  ? check_preemption_disabled+0x48/0x200
[  318.660122]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  318.665669]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  318.670562]  apic_timer_interrupt+0xf/0x20
[  318.674795]  </IRQ>
[  318.677035] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  318.682404] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  318.701310] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  318.709023] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  318.716289] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  318.723561] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  318.730831] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  318.738103] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  318.745392]  ? page_evictable+0x35d/0x540
[  318.749553]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  318.755094]  page_evictable+0x36b/0x540
[  318.759075]  ? kswapd_stop+0x100/0x100
[  318.762968]  ? ___might_sleep+0x1ed/0x300
[  318.767142]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  318.772596]  ? arch_local_save_flags+0x40/0x40
[  318.777184]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.782724]  ? check_preemption_disabled+0x48/0x200
[  318.787753]  shrink_active_list+0x845/0x1c20
[  318.792173]  ? free_unref_page_list+0xc0f/0x11e0
[  318.796950]  ? shrink_inactive_list+0x1c60/0x1c60
[  318.801815]  ? graph_lock+0x170/0x170
[  318.805621]  ? __page_frag_cache_drain+0x200/0x200
[  318.810551]  ? print_usage_bug+0xc0/0xc0
[  318.814627]  ? find_held_lock+0x36/0x1c0
[  318.818692]  ? graph_lock+0x170/0x170
[  318.822495]  ? mark_held_locks+0xc7/0x130
[  318.826647]  ? check_preemption_disabled+0x48/0x200
[  318.831664]  ? check_preemption_disabled+0x48/0x200
[  318.836689]  ? graph_lock+0x170/0x170
[  318.840490]  ? __lock_is_held+0xb5/0x140
[  318.844553]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.850092]  ? check_preemption_disabled+0x48/0x200
[  318.855124]  ? __lock_is_held+0xb5/0x140
[  318.859200]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  318.864219]  ? inactive_list_is_low+0x305/0x880
[  318.868898]  ? lruvec_lru_size+0x450/0x450
[  318.873131]  ? kasan_check_read+0x11/0x20
[  318.877293]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  318.882236]  shrink_node_memcg+0x803/0x18e0
[  318.886587]  ? shrink_active_list+0x1c20/0x1c20
[  318.891264]  ? lockdep_hardirqs_on+0x421/0x5c0
[  318.895853]  ? trace_hardirqs_on+0xbd/0x310
[  318.900181]  ? vmpressure+0x294/0x310
[  318.903988]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  318.909474]  shrink_node+0x3bc/0x16b0
[  318.913280]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  318.918586]  ? shrink_node_memcg+0x18e0/0x18e0
[  318.923170]  ? lockdep_hardirqs_on+0x421/0x5c0
[  318.927754]  ? trace_hardirqs_on+0xbd/0x310
[  318.932085]  ? vmpressure+0x294/0x310
[  318.935890]  ? do_raw_spin_unlock+0xa7/0x2f0
[  318.940306]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  318.944902]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  318.950446]  ? __cpuset_node_allowed+0x19b/0x660
[  318.955206]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  318.960922]  ? vmpressure+0x1c9/0x310
[  318.964735]  do_try_to_free_pages+0x3e7/0x1290
[  318.969344]  ? shrink_node+0x16b0/0x16b0
[  318.973410]  ? __lock_is_held+0xb5/0x140
[  318.977489]  try_to_free_pages+0x4d0/0xb90
[  318.981736]  ? do_try_to_free_pages+0x1290/0x1290
[  318.986583]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.992134]  ? lock_acquire+0x1ed/0x520
[  318.996115]  ? set_page_refcounted+0x280/0x280
[  319.000704]  ? lock_release+0x970/0x970
[  319.004690]  ? ___might_sleep+0x1ed/0x300
[  319.008870]  ? arch_local_save_flags+0x40/0x40
[  319.013454]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  319.018477]  ? __radix_tree_lookup+0x358/0x4c0
[  319.023071]  __alloc_pages_slowpath+0x993/0x2d80
[  319.027852]  ? kasan_check_read+0x11/0x20
[  319.032013]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  319.037296]  ? warn_alloc+0x120/0x120
[  319.041101]  ? __radix_tree_lookup+0x4c0/0x4c0
[  319.045702]  ? find_get_entry+0x2f2/0xc40
[  319.049859]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.055396]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  319.060330]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  319.065873]  ? should_fail+0x22d/0xd01
[  319.069772]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  319.074883]  ? __lock_is_held+0xb5/0x140
[  319.078949]  ? graph_lock+0x170/0x170
[  319.082769]  ? graph_lock+0x170/0x170
[  319.086597]  ? __lock_is_held+0xb5/0x140
[  319.090666]  ? __lock_acquire+0x7ec/0x4ec0
[  319.094910]  ? ___might_sleep+0x1ed/0x300
[  319.099092]  ? lock_release+0x970/0x970
[  319.103070]  ? arch_local_save_flags+0x40/0x40
[  319.107670]  ? __might_sleep+0x95/0x190
[  319.111654]  __alloc_pages_nodemask+0xa80/0xde0
[  319.116345]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  319.121369]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  319.127167]  ? kasan_check_read+0x11/0x20
[  319.131491]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  319.136773]  ? graph_lock+0x170/0x170
[  319.140582]  ? print_usage_bug+0xc0/0xc0
[  319.144650]  ? graph_lock+0x170/0x170
[  319.148454]  ? graph_lock+0x170/0x170
[  319.152257]  ? __do_page_cache_readahead+0x7ce/0x980
[  319.157370]  ? find_held_lock+0x36/0x1c0
[  319.161437]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  319.166981]  alloc_pages_current+0x10c/0x210
[  319.171401]  ? lock_downgrade+0x900/0x900
[  319.175555]  __page_cache_alloc+0x38f/0x5b0
[  319.179893]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  319.185704]  ? kasan_check_read+0x11/0x20
[  319.189856]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  319.195138]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  319.199818]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  319.205357]  ? check_preemption_disabled+0x48/0x200
[  319.210388]  filemap_fault+0x1594/0x25f0
[  319.214477]  ? __lock_page_or_retry+0xa00/0xa00
[  319.219154]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  319.224963]  ? kasan_check_read+0x11/0x20
[  319.229151]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  319.234433]  ? rcu_bh_qs+0xc0/0xc0
[  319.237982]  ? print_usage_bug+0xc0/0xc0
[  319.242059]  ? filemap_map_pages+0xdea/0x1980
[  319.246564]  ? print_usage_bug+0xc0/0xc0
[  319.250638]  ? find_get_pages_range_tag+0x1320/0x1320
[  319.255834]  ? print_usage_bug+0xc0/0xc0
[  319.259894]  ? __lock_acquire+0x7ec/0x4ec0
[  319.264133]  ? graph_lock+0x170/0x170
[  319.267942]  ? __sigqueue_free.part.27+0x7d/0xa0
[  319.272720]  ? __lock_acquire+0x7ec/0x4ec0
[  319.276973]  ? lock_acquire+0x1ed/0x520
[  319.280961]  ? ext4_filemap_fault+0x7a/0xad
[  319.285309]  ? lock_release+0x970/0x970
[  319.289289]  ? arch_local_save_flags+0x40/0x40
[  319.293879]  ? mark_held_locks+0x130/0x130
[  319.298134]  ? down_read+0xb0/0x1d0
[  319.301763]  ? ext4_filemap_fault+0x7a/0xad
[  319.306093]  ? __down_interruptible+0x700/0x700
[  319.310768]  ? graph_lock+0x170/0x170
[  319.314581]  ? __sigqueue_free.part.27+0x7d/0xa0
[  319.319378]  ext4_filemap_fault+0x82/0xad
[  319.323535]  __do_fault+0x100/0x6b0
[  319.327165]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  319.332445]  ? print_bad_pte+0x6c0/0x6c0
[  319.336513]  ? pmd_val+0x88/0x100
[  319.339967]  ? add_mm_counter_fast+0xd0/0xd0
[  319.344387]  ? pmd_val+0x88/0x100
[  319.347857]  ? add_mm_counter_fast+0xd0/0xd0
[  319.352287]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  319.357847]  __handle_mm_fault+0x3709/0x53e0
[  319.362269]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  319.367119]  ? graph_lock+0x170/0x170
[  319.370922]  ? print_usage_bug+0xc0/0xc0
[  319.374985]  ? graph_lock+0x170/0x170
[  319.378800]  ? graph_lock+0x170/0x170
[  319.382622]  ? handle_mm_fault+0x42a/0xc70
[  319.386858]  ? lock_downgrade+0x900/0x900
[  319.391017]  ? check_preemption_disabled+0x48/0x200
[  319.396043]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  319.401838]  ? kasan_check_read+0x11/0x20
[  319.405987]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  319.411279]  ? rcu_bh_qs+0xc0/0xc0
[  319.414825]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  319.420278]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  319.425820]  ? check_preemption_disabled+0x48/0x200
[  319.430847]  handle_mm_fault+0x54f/0xc70
[  319.434918]  ? __handle_mm_fault+0x53e0/0x53e0
[  319.439506]  ? find_vma+0x34/0x190
[  319.443058]  __do_page_fault+0x67d/0xed0
[  319.447135]  ? mm_fault_error+0x380/0x380
[  319.451295]  ? syscall_slow_exit_work+0x520/0x520
[  319.456146]  do_page_fault+0xf2/0x7e0
[  319.459951]  ? vmalloc_sync_all+0x30/0x30
[  319.464109]  ? error_entry+0x70/0xd0
[  319.467827]  ? trace_hardirqs_off_caller+0xbb/0x300
[  319.472844]  ? trace_hardirqs_on_caller+0xc0/0x300
[  319.477810]  ? syscall_return_slowpath+0x5e0/0x5e0
[  319.482743]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  319.487591]  ? trace_hardirqs_off+0x300/0x300
[  319.492088]  ? trace_hardirqs_off_caller+0x300/0x300
[  319.497199]  ? prepare_exit_to_usermode+0x291/0x3b0
[  319.502218]  ? page_fault+0x8/0x30
[  319.505763]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  319.510616]  ? page_fault+0x8/0x30
[  319.514176]  page_fault+0x1e/0x30
[  319.517640] RIP: 0033:0x45db60
[  319.520836] Code: Bad RIP value.
[  319.524201] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  319.529566] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  319.536833] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  319.544104] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  319.551371] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  319.558638] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  319.565931] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  319.565934] Mem-Info:
[  319.565967] active_anon:41015 inactive_anon:371 isolated_anon:0
[  319.565967]  active_file:15 inactive_file:16 isolated_file:2
[  319.565967]  unevictable:0 dirty:0 writeback:0 unstable:0
[  319.565967]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  319.565967]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  319.565967]  free:13788 free_pcp:262 free_cma:0
[  319.573123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  319.575563] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  319.608404] Call Trace:
[  319.617743] Node 0 
[  319.645402]  <IRQ>
[  319.648004] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  319.650211]  dump_stack+0x1c4/0x2b4
[  319.652334] lowmem_reserve[]:
[  319.677831]  ? dump_stack_print_info.cold.2+0x52/0x52
[  319.681434]  0
[  319.684543]  warn_alloc.cold.118+0xb7/0x1bd
[  319.689696]  2815
[  319.691492]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  319.695788]  6318 6318
[  319.697859]  ? lock_downgrade+0x900/0x900
[  319.705172]  ? trace_hardirqs_off+0xb8/0x300
[  319.709286] Node 0 DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  319.713699]  ? trace_hardirqs_off+0xb8/0x300
[  319.741258] lowmem_reserve[]: 0 0 3503
[  319.745693]  __alloc_pages_slowpath+0x2667/0x2d80
[  319.745736]  ? warn_alloc+0x120/0x120
[  319.749574]  3503
[  319.754408]  ? trace_hardirqs_on+0x310/0x310
[  319.760237]  ? warn_alloc+0x120/0x120
[  319.764621] Node 0 
[  319.768432]  ? print_usage_bug+0xc0/0xc0
[  319.768464] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  319.768472] lowmem_reserve[]:
[  319.770708]  ? warn_alloc+0x120/0x120
[  319.774747]  0
[  319.803105]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  319.803121]  ? print_usage_bug+0xc0/0xc0
[  319.806202]  0
[  319.810015]  ? __lock_acquire+0x7ec/0x4ec0
[  319.811800]  0
[  319.816809]  ? __lock_acquire+0x7ec/0x4ec0
[  319.820844]  0
[  319.822648]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  319.826870] Node 0 
[  319.828667]  ? should_fail+0x22d/0xd01
[  319.833158] DMA: 1*4kB 
[  319.834973]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  319.840480] (U) 
[  319.842714]  ? __lock_acquire+0x7ec/0x4ec0
[  319.846576] 0*8kB 
[  319.849157]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  319.854236] 0*16kB 
[  319.856203]  ? __lock_acquire+0x7ec/0x4ec0
[  319.860407] 1*32kB (U) 
[  319.862563]  ? should_fail+0x22d/0xd01
[  319.867642] 2*64kB 
[  319.869871]  ? print_usage_bug+0xc0/0xc0
[  319.874084] (U) 
[  319.876669]  ? mark_held_locks+0x130/0x130
[  319.880527] 1*128kB 
[  319.882755]  ? mark_held_locks+0x130/0x130
[  319.886801] (U) 
[  319.888778]  ? graph_lock+0x170/0x170
[  319.892989] 1*256kB 
[  319.895313]  ? print_usage_bug+0xc0/0xc0
[  319.899521] (U) 
[  319.901497]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  319.905266] 0*512kB 
[  319.907599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.911632] 1*1024kB 
[  319.913606]  ? check_preemption_disabled+0x48/0x200
[  319.918334] (U) 
[  319.920651]  ? check_preemption_disabled+0x48/0x200
[  319.926168] 1*2048kB 
[  319.928583]  ? __lock_is_held+0xb5/0x140
[  319.933565] (M) 
[  319.935538]  __alloc_pages_nodemask+0xa80/0xde0
[  319.940525] 3*4096kB 
[  319.942928]  ? graph_lock+0x170/0x170
[  319.946966] (M) 
[  319.948942]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  319.953580] = 15908kB
[  319.953588] Node 0 
[  319.956004]  ? graph_lock+0x170/0x170
[  319.959784] DMA32: 
[  319.961948]  ? find_held_lock+0x36/0x1c0
[  319.966939] 3*4kB 
[  319.969351]  ? ____cache_alloc_node+0x1c7/0x1e0
[  319.971561] (M) 
[  319.975357]  ? lock_downgrade+0x900/0x900
[  319.977571] 2*8kB 
[  319.981632]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.983755] (M) 
[  319.988436]  cache_grow_begin+0x91/0x8c0
[  319.990388] 1*16kB 
[  319.994528]  ? do_raw_spin_unlock+0xa7/0x2f0
[  319.996650] (M) 
[  320.002185]  fallback_alloc+0x203/0x2e0
[  320.004133] 1*32kB (M) 
[  320.008200]  ____cache_alloc_node+0x1c7/0x1e0
[  320.010419] 3*64kB (UM) 
[  320.014831]  kmem_cache_alloc_node+0xe3/0x730
[  320.016785] 3*128kB 
[  320.020763]  ? ipv6_get_ifaddr+0x42e/0x620
[  320.023323] (M) 
[  320.027821]  __alloc_skb+0x119/0x770
[  320.030463] 2*256kB 
[  320.034957]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  320.037247] (M) 
[  320.041478]  ? skb_scrub_packet+0x490/0x490
[  320.043432] 3*512kB 
[  320.047139]  ? lock_downgrade+0x900/0x900
[  320.049437] (M) 
[  320.054709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.056655] 4*1024kB (UM) 
[  320.060979]  ? refcount_sub_and_test_checked+0x203/0x310
[  320.063276] 3*2048kB 
[  320.067422]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  320.069371] (UM) 
[  320.074902]  ? addrconf_rs_timer+0x6f0/0x6f0
[  320.077723] 3*4096kB 
[  320.083173]  ndisc_alloc_skb+0x144/0x340
[  320.085551] (M) 
[  320.091003]  ndisc_send_rs+0x331/0x6e0
[  320.093045] = 25228kB
[  320.097450]  addrconf_rs_timer+0x3c0/0x6f0
[  320.099832] Node 0 
[  320.103892]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  320.105846] Normal: 
[  320.109737]  call_timer_fn+0x272/0x920
[  320.112115] 866*4kB 
[  320.116340]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  320.118552] (ME) 
[  320.122781]  ? process_timeout+0x40/0x40
[  320.125084] 469*8kB 
[  320.128978]  ? find_held_lock+0x36/0x1c0
[  320.131276] (UME) 
[  320.135515]  ? __run_timers+0x7da/0xc70
[  320.137552] 197*16kB 
[  320.141608]  ? _raw_spin_unlock_irq+0x27/0x80
[  320.143906] (UME) 
[  320.147962]  ? _raw_spin_unlock_irq+0x27/0x80
[  320.150088] 59*32kB 
[  320.154056]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  320.156442] (UME) 
[  320.160933]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  320.163051] 18*64kB (ME) 
[  320.167550]  ? trace_hardirqs_on+0xbd/0x310
[  320.169849] 3*128kB 
[  320.174080]  ? kasan_check_read+0x11/0x20
[  320.176205] (M) 
[  320.180779]  ? __run_timers+0x7da/0xc70
[  320.183520] 1*256kB 
[  320.187837]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  320.190135] (U) 
[  320.194284]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  320.196230] 0*512kB 
[  320.200201]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  320.202499] 0*1024kB 
[  320.207939]  __run_timers+0x7e5/0xc70
[  320.209891] 0*2048kB 
[  320.214127]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  320.216416] 0*4096kB 
[  320.220644]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  320.223030] = 14048kB
[  320.226824]  ? graph_lock+0x170/0x170
[  320.229236] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  320.234583]  ? enqueue_hrtimer+0x1a5/0x560
[  320.236979] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  320.241986]  ? lock_release+0x970/0x970
[  320.244384] 412 total pagecache pages
[  320.248177]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  320.257001] 0 pages in swap cache
[  320.261223]  ? find_held_lock+0x36/0x1c0
[  320.269770] Swap cache stats: add 0, delete 0, find 0/0
[  320.269784] Free swap  = 0kB
[  320.273745]  ? graph_lock+0x170/0x170
[  320.277525] Total swap = 0kB
[  320.282710]  ? pvclock_read_flags+0x160/0x160
[  320.286142] 1965979 pages RAM
[  320.290200]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.295536] 0 pages HighMem/MovableOnly
[  320.298550]  ? check_preemption_disabled+0x48/0x200
[  320.302326] 343323 pages reserved
[  320.305347]  ? __lock_is_held+0xb5/0x140
[  320.309812] 0 pages cma reserved
[  320.312914]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.318497] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  320.322389]  ? check_preemption_disabled+0x48/0x200
[  320.327486] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  320.330835]  run_timer_softirq+0x52/0xb0
[  320.334864] syz-fuzzer cpuset=
[  320.338228]  ? rcu_read_lock_sched_held+0x108/0x120
[  320.343735] /
[  320.350223]  __do_softirq+0x30b/0xad8
[  320.355217]  mems_allowed=0
[  320.365435]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  320.391134]  ? pvclock_read_flags+0x160/0x160
[  320.395630]  ? lapic_next_event+0x5a/0x90
[  320.399783]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.405326]  ? check_preemption_disabled+0x48/0x200
[  320.410346]  ? check_preemption_disabled+0x48/0x200
[  320.415371]  ? kvm_clock_read+0x18/0x30
[  320.419346]  ? kvm_sched_clock_read+0x9/0x20
[  320.423763]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.429306]  ? check_preemption_disabled+0x48/0x200
[  320.434339]  irq_exit+0x17f/0x1c0
[  320.437801]  smp_apic_timer_interrupt+0x1cb/0x760
[  320.442659]  ? smp_reschedule_interrupt+0x109/0x650
[  320.447679]  ? smp_call_function_single_interrupt+0x650/0x650
[  320.453566]  ? interrupt_entry+0xb5/0xf0
[  320.457635]  ? trace_hardirqs_off_caller+0xbb/0x300
[  320.462652]  ? trace_hardirqs_off_caller+0xbb/0x300
[  320.467672]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  320.472517]  ? trace_hardirqs_off+0x300/0x300
[  320.477035]  ? trace_hardirqs_off+0x300/0x300
[  320.481537]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.487079]  ? check_preemption_disabled+0x48/0x200
[  320.492096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.497646]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  320.502499]  apic_timer_interrupt+0xf/0x20
[  320.506729]  </IRQ>
[  320.508970] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  320.513924] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  320.532827] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  320.540537] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  320.547803] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  320.555084] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  320.562349] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  320.569615] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  320.576923]  skb_clone+0x1bb/0x500
[  320.580734]  ? skb_split+0x11e0/0x11e0
[  320.584632]  ? dev_forward_skb+0x4c/0x60
[  320.588697]  ? __bpf_redirect+0x54b/0xb20
[  320.592849]  ? __switch_to_asm+0x34/0x70
[  320.596922]  bpf_clone_redirect+0xb9/0x490
[  320.601169]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  320.606191]  ? __sched_text_start+0x8/0x8
[  320.610347]  ? lockdep_hardirqs_on+0x421/0x5c0
[  320.614929]  ? retint_kernel+0x2d/0x2d
[  320.618818]  ? trace_hardirqs_on_caller+0xc0/0x300
[  320.623752]  ? find_held_lock+0x36/0x1c0
[  320.627826]  ? lock_acquire+0x1ed/0x520
[  320.631800]  ? bpf_test_run+0x32e/0x5a0
[  320.635780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.641323]  ? check_preemption_disabled+0x48/0x200
[  320.646345]  ? kasan_check_read+0x11/0x20
[  320.650501]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  320.655779]  ? rcu_bh_qs+0xc0/0xc0
[  320.659326]  ? preempt_schedule+0x4d/0x60
[  320.663476]  ? ___preempt_schedule+0x16/0x18
[  320.667894]  ? bpf_test_run+0x1c0/0x5a0
[  320.671884]  ? netlink_diag_dump+0x2a0/0x2a0
[  320.676303]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  320.681842]  ? bpf_test_init.isra.9+0x70/0x100
[  320.686432]  ? bpf_prog_test_run_skb+0x634/0xb40
[  320.691200]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  320.696044]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  320.701587]  ? fput+0x130/0x1a0
[  320.704872]  ? __bpf_prog_get+0x9b/0x290
[  320.708938]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  320.713781]  ? bpf_prog_test_run+0x130/0x1a0
[  320.718195]  ? __x64_sys_bpf+0x3d8/0x510
[  320.722257]  ? bpf_prog_get+0x20/0x20
[  320.726070]  ? ksys_ioctl+0x81/0xd0
[  320.729712]  ? do_syscall_64+0x1b9/0x820
[  320.733778]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  320.739145]  ? syscall_return_slowpath+0x5e0/0x5e0
[  320.744078]  ? trace_hardirqs_off+0x300/0x300
[  320.748581]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  320.753602]  ? recalc_sigpending_tsk+0x180/0x180
[  320.758361]  ? kasan_check_write+0x14/0x20
[  320.762603]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  320.767453]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  320.772840] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  320.772930] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  320.779762] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  320.779767] Call Trace:
[  320.779775]  <IRQ>
[  320.779799]  dump_stack+0x1c4/0x2b4
[  320.779816]  ? dump_stack_print_info.cold.2+0x52/0x52
[  320.786357] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  320.795654]  warn_alloc.cold.118+0xb7/0x1bd
[  320.798209] syz-executor0 cpuset=
[  320.800353]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  320.803953] syz0
[  320.809140]  ? lock_downgrade+0x900/0x900
[  320.819602]  mems_allowed=0
[  320.823918]  ? trace_hardirqs_off+0xb8/0x300
[  320.845582]  ? trace_hardirqs_off+0xb8/0x300
[  320.850012]  __alloc_pages_slowpath+0x2667/0x2d80
[  320.854891]  ? warn_alloc+0x120/0x120
[  320.858695]  ? trace_hardirqs_on+0x310/0x310
[  320.863108]  ? warn_alloc+0x120/0x120
[  320.866917]  ? print_usage_bug+0xc0/0xc0
[  320.870980]  ? warn_alloc+0x120/0x120
[  320.874793]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  320.879811]  ? print_usage_bug+0xc0/0xc0
[  320.883880]  ? __lock_acquire+0x7ec/0x4ec0
[  320.888117]  ? __lock_acquire+0x7ec/0x4ec0
[  320.892353]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  320.897893]  ? should_fail+0x22d/0xd01
[  320.901793]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  320.906898]  ? __lock_acquire+0x7ec/0x4ec0
[  320.911144]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  320.916250]  ? __lock_acquire+0x7ec/0x4ec0
[  320.920486]  ? should_fail+0x22d/0xd01
[  320.924375]  ? print_usage_bug+0xc0/0xc0
[  320.928449]  ? mark_held_locks+0x130/0x130
[  320.932687]  ? mark_held_locks+0x130/0x130
[  320.937109]  ? graph_lock+0x170/0x170
[  320.940908]  ? print_usage_bug+0xc0/0xc0
[  320.944975]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  320.949747]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.955290]  ? check_preemption_disabled+0x48/0x200
[  320.960308]  ? check_preemption_disabled+0x48/0x200
[  320.965341]  ? __lock_is_held+0xb5/0x140
[  320.969417]  __alloc_pages_nodemask+0xa80/0xde0
[  320.974091]  ? graph_lock+0x170/0x170
[  320.977901]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  320.982915]  ? graph_lock+0x170/0x170
[  320.986726]  ? find_held_lock+0x36/0x1c0
[  320.990806]  ? ____cache_alloc_node+0x1c7/0x1e0
[  320.995477]  ? lock_downgrade+0x900/0x900
[  320.999640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.005188]  cache_grow_begin+0x91/0x8c0
[  321.009252]  ? do_raw_spin_unlock+0xa7/0x2f0
[  321.013676]  fallback_alloc+0x203/0x2e0
[  321.017663]  ____cache_alloc_node+0x1c7/0x1e0
[  321.022166]  kmem_cache_alloc_node+0xe3/0x730
[  321.026668]  ? ipv6_get_ifaddr+0x42e/0x620
[  321.030921]  __alloc_skb+0x119/0x770
[  321.034665]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  321.039948]  ? skb_scrub_packet+0x490/0x490
[  321.044271]  ? lock_downgrade+0x900/0x900
[  321.048432]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.053977]  ? refcount_sub_and_test_checked+0x203/0x310
[  321.059446]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  321.064901]  ? addrconf_rs_timer+0x6f0/0x6f0
[  321.069326]  ndisc_alloc_skb+0x144/0x340
[  321.073395]  ndisc_send_rs+0x331/0x6e0
[  321.077293]  addrconf_rs_timer+0x3c0/0x6f0
[  321.081540]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  321.085798]  call_timer_fn+0x272/0x920
[  321.089690]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  321.093929]  ? process_timeout+0x40/0x40
[  321.097988]  ? find_held_lock+0x36/0x1c0
[  321.102069]  ? mark_held_locks+0xc7/0x130
[  321.106225]  ? _raw_spin_unlock_irq+0x27/0x80
[  321.110721]  ? _raw_spin_unlock_irq+0x27/0x80
[  321.115221]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  321.119459]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  321.124048]  ? trace_hardirqs_on+0xbd/0x310
[  321.128367]  ? kasan_check_read+0x11/0x20
[  321.132519]  ? __run_timers+0x7da/0xc70
[  321.136495]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  321.141951]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  321.146193]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  321.150432]  __run_timers+0x7e5/0xc70
[  321.154249]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  321.159621]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  321.164638]  ? graph_lock+0x170/0x170
[  321.168446]  ? print_usage_bug+0xc0/0xc0
[  321.172510]  ? lock_release+0x970/0x970
[  321.176487]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  321.181684]  ? find_held_lock+0x36/0x1c0
[  321.185753]  ? graph_lock+0x170/0x170
[  321.189563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.195103]  ? check_preemption_disabled+0x48/0x200
[  321.200132]  ? __lock_is_held+0xb5/0x140
[  321.204198]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.209736]  ? check_preemption_disabled+0x48/0x200
[  321.214764]  run_timer_softirq+0x52/0xb0
[  321.218833]  ? rcu_read_lock_sched_held+0x108/0x120
[  321.223854]  __do_softirq+0x30b/0xad8
[  321.227671]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  321.232788]  ? pvclock_read_flags+0x160/0x160
[  321.237289]  ? lapic_next_event+0x5a/0x90
[  321.241439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.246979]  ? check_preemption_disabled+0x48/0x200
[  321.252007]  ? check_preemption_disabled+0x48/0x200
[  321.257038]  ? kvm_clock_read+0x18/0x30
[  321.261037]  ? kvm_sched_clock_read+0x9/0x20
[  321.265455]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  321.271002]  ? check_preemption_disabled+0x48/0x200
[  321.276040]  irq_exit+0x17f/0x1c0
[  321.279498]  smp_apic_timer_interrupt+0x1cb/0x760
[  321.284345]  ? smp_call_function_single_interrupt+0x650/0x650
[  321.290233]  ? interrupt_entry+0xb5/0xf0
[  321.294301]  ? trace_hardirqs_off_caller+0xbb/0x300
[  321.299322]  ? trace_hardirqs_off_caller+0xbb/0x300
[  321.304340]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  321.309189]  ? trace_hardirqs_off+0x300/0x300
[  321.313683]  ? trace_hardirqs_off+0x300/0x300
[  321.318181]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  321.323722]  ? check_preemption_disabled+0x48/0x200
[  321.328737]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  321.334321]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  321.339175]  apic_timer_interrupt+0xf/0x20
[  321.343408]  </IRQ>
[  321.345646] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  321.351020] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  321.369921] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  321.377637] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  321.384907] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  321.392177] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  321.399445] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  321.406714] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  321.414011]  ? page_evictable+0x35d/0x540
[  321.418172]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  321.423712]  page_evictable+0x36b/0x540
[  321.427692]  ? kswapd_stop+0x100/0x100
[  321.431589]  ? ___might_sleep+0x1ed/0x300
[  321.435739]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  321.441195]  ? arch_local_save_flags+0x40/0x40
[  321.445791]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.451333]  ? check_preemption_disabled+0x48/0x200
[  321.456362]  shrink_active_list+0x845/0x1c20
[  321.460783]  ? free_unref_page_list+0xc0f/0x11e0
[  321.465559]  ? shrink_inactive_list+0x1c60/0x1c60
[  321.470425]  ? graph_lock+0x170/0x170
[  321.474230]  ? __page_frag_cache_drain+0x200/0x200
[  321.479162]  ? print_usage_bug+0xc0/0xc0
[  321.483241]  ? find_held_lock+0x36/0x1c0
[  321.487310]  ? graph_lock+0x170/0x170
[  321.491115]  ? mark_held_locks+0xc7/0x130
[  321.495268]  ? check_preemption_disabled+0x48/0x200
[  321.500284]  ? check_preemption_disabled+0x48/0x200
[  321.505313]  ? graph_lock+0x170/0x170
[  321.509120]  ? __lock_is_held+0xb5/0x140
[  321.513186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.518728]  ? check_preemption_disabled+0x48/0x200
[  321.523761]  ? __lock_is_held+0xb5/0x140
[  321.527841]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  321.532863]  ? inactive_list_is_low+0x305/0x880
[  321.537541]  ? lruvec_lru_size+0x450/0x450
[  321.541777]  ? kasan_check_read+0x11/0x20
[  321.545941]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  321.550882]  shrink_node_memcg+0x803/0x18e0
[  321.555224]  ? shrink_active_list+0x1c20/0x1c20
[  321.559906]  ? lockdep_hardirqs_on+0x421/0x5c0
[  321.564497]  ? trace_hardirqs_on+0xbd/0x310
[  321.568826]  ? vmpressure+0x294/0x310
[  321.572630]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  321.578109]  shrink_node+0x3bc/0x16b0
[  321.581916]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  321.587221]  ? shrink_node_memcg+0x18e0/0x18e0
[  321.591809]  ? lockdep_hardirqs_on+0x421/0x5c0
[  321.596395]  ? trace_hardirqs_on+0xbd/0x310
[  321.600719]  ? vmpressure+0x294/0x310
[  321.604523]  ? do_raw_spin_unlock+0xa7/0x2f0
[  321.608938]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  321.613528]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  321.619066]  ? __cpuset_node_allowed+0x19b/0x660
[  321.623830]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  321.629542]  ? vmpressure+0x1c9/0x310
[  321.633356]  do_try_to_free_pages+0x3e7/0x1290
[  321.637959]  ? shrink_node+0x16b0/0x16b0
[  321.642029]  ? __lock_is_held+0xb5/0x140
[  321.646108]  try_to_free_pages+0x4d0/0xb90
[  321.650352]  ? do_try_to_free_pages+0x1290/0x1290
[  321.655197]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.660792]  ? lock_acquire+0x1ed/0x520
[  321.664797]  ? set_page_refcounted+0x280/0x280
[  321.669390]  ? lock_release+0x970/0x970
[  321.673375]  ? ___might_sleep+0x1ed/0x300
[  321.677528]  ? arch_local_save_flags+0x40/0x40
[  321.682116]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  321.687140]  ? __radix_tree_lookup+0x358/0x4c0
[  321.691765]  __alloc_pages_slowpath+0x993/0x2d80
[  321.696554]  ? kasan_check_read+0x11/0x20
[  321.700707]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  321.705984]  ? warn_alloc+0x120/0x120
[  321.709799]  ? __radix_tree_lookup+0x4c0/0x4c0
[  321.714398]  ? find_get_entry+0x2f2/0xc40
[  321.718558]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.724102]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  321.729044]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  321.734586]  ? should_fail+0x22d/0xd01
[  321.738483]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  321.743591]  ? __lock_is_held+0xb5/0x140
[  321.747651]  ? graph_lock+0x170/0x170
[  321.751454]  ? graph_lock+0x170/0x170
[  321.755278]  ? __lock_is_held+0xb5/0x140
[  321.759352]  ? __lock_acquire+0x7ec/0x4ec0
[  321.763594]  ? ___might_sleep+0x1ed/0x300
[  321.767742]  ? lock_release+0x970/0x970
[  321.771722]  ? arch_local_save_flags+0x40/0x40
[  321.776319]  ? __might_sleep+0x95/0x190
[  321.780303]  __alloc_pages_nodemask+0xa80/0xde0
[  321.784982]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  321.790021]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  321.795830]  ? kasan_check_read+0x11/0x20
[  321.799982]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  321.805270]  ? graph_lock+0x170/0x170
[  321.809087]  ? print_usage_bug+0xc0/0xc0
[  321.813151]  ? graph_lock+0x170/0x170
[  321.816951]  ? graph_lock+0x170/0x170
[  321.820753]  ? __do_page_cache_readahead+0x7ce/0x980
[  321.825869]  ? find_held_lock+0x36/0x1c0
[  321.830189]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  321.835738]  alloc_pages_current+0x10c/0x210
[  321.840149]  ? lock_downgrade+0x900/0x900
[  321.844303]  __page_cache_alloc+0x38f/0x5b0
[  321.848630]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  321.854428]  ? kasan_check_read+0x11/0x20
[  321.858583]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  321.863864]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  321.868539]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  321.874081]  ? check_preemption_disabled+0x48/0x200
[  321.879106]  filemap_fault+0x1594/0x25f0
[  321.883188]  ? __lock_page_or_retry+0xa00/0xa00
[  321.887858]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  321.893658]  ? kasan_check_read+0x11/0x20
[  321.897814]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  321.903097]  ? rcu_bh_qs+0xc0/0xc0
[  321.906645]  ? print_usage_bug+0xc0/0xc0
[  321.910715]  ? filemap_map_pages+0xdea/0x1980
[  321.915222]  ? print_usage_bug+0xc0/0xc0
[  321.919295]  ? find_get_pages_range_tag+0x1320/0x1320
[  321.924489]  ? print_usage_bug+0xc0/0xc0
[  321.928554]  ? __lock_acquire+0x7ec/0x4ec0
[  321.932798]  ? graph_lock+0x170/0x170
[  321.936606]  ? __sigqueue_free.part.27+0x7d/0xa0
[  321.941369]  ? __lock_acquire+0x7ec/0x4ec0
[  321.945621]  ? lock_acquire+0x1ed/0x520
[  321.949600]  ? ext4_filemap_fault+0x7a/0xad
[  321.953928]  ? lock_release+0x970/0x970
[  321.957904]  ? arch_local_save_flags+0x40/0x40
[  321.963018]  ? mark_held_locks+0x130/0x130
[  321.967270]  ? down_read+0xb0/0x1d0
[  321.970897]  ? ext4_filemap_fault+0x7a/0xad
[  321.975221]  ? __down_interruptible+0x700/0x700
[  321.979895]  ? graph_lock+0x170/0x170
[  321.983702]  ? __sigqueue_free.part.27+0x7d/0xa0
[  321.988472]  ext4_filemap_fault+0x82/0xad
[  321.992626]  __do_fault+0x100/0x6b0
[  321.996256]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  322.001538]  ? print_bad_pte+0x6c0/0x6c0
[  322.005605]  ? pmd_val+0x88/0x100
[  322.009062]  ? add_mm_counter_fast+0xd0/0xd0
[  322.014137]  ? pmd_val+0x88/0x100
[  322.017610]  ? add_mm_counter_fast+0xd0/0xd0
[  322.022037]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  322.027593]  __handle_mm_fault+0x3709/0x53e0
[  322.032026]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  322.036876]  ? graph_lock+0x170/0x170
[  322.040685]  ? print_usage_bug+0xc0/0xc0
[  322.044750]  ? graph_lock+0x170/0x170
[  322.048556]  ? graph_lock+0x170/0x170
[  322.052393]  ? handle_mm_fault+0x42a/0xc70
[  322.056630]  ? lock_downgrade+0x900/0x900
[  322.060785]  ? check_preemption_disabled+0x48/0x200
[  322.065816]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  322.071612]  ? kasan_check_read+0x11/0x20
[  322.075805]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  322.081086]  ? rcu_bh_qs+0xc0/0xc0
[  322.084629]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  322.090091]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  322.095630]  ? check_preemption_disabled+0x48/0x200
[  322.100656]  handle_mm_fault+0x54f/0xc70
[  322.104726]  ? __handle_mm_fault+0x53e0/0x53e0
[  322.109312]  ? find_vma+0x34/0x190
[  322.112861]  __do_page_fault+0x67d/0xed0
[  322.116931]  ? mm_fault_error+0x380/0x380
[  322.121091]  ? syscall_slow_exit_work+0x520/0x520
[  322.125940]  do_page_fault+0xf2/0x7e0
[  322.129744]  ? vmalloc_sync_all+0x30/0x30
[  322.133902]  ? error_entry+0x70/0xd0
[  322.137620]  ? trace_hardirqs_off_caller+0xbb/0x300
[  322.142634]  ? trace_hardirqs_on_caller+0xc0/0x300
[  322.147566]  ? syscall_return_slowpath+0x5e0/0x5e0
[  322.152496]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  322.157341]  ? trace_hardirqs_off+0x300/0x300
[  322.161835]  ? trace_hardirqs_off_caller+0x300/0x300
[  322.166946]  ? prepare_exit_to_usermode+0x291/0x3b0
[  322.171963]  ? page_fault+0x8/0x30
[  322.175518]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  322.180367]  ? page_fault+0x8/0x30
[  322.183909]  page_fault+0x1e/0x30
[  322.187365] RIP: 0033:0x45db60
[  322.190565] Code: Bad RIP value.
[  322.193931] RSP: 002b:000000c420057ab8 EFLAGS: 00010246
[  322.199295] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  322.206563] RDX: 000000c420057ac0 RSI: 000000c420057bf0 RDI: 0000000000000011
[  322.213831] RBP: 000000c420033e90 R08: 0000000000000003 R09: 000000c420000d80
[  322.221101] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c425e49dd8
[  322.228369] R13: 000000000000000f R14: 0000000000b79720 R15: ffffffffffffffff
[  322.235669] CPU: 0 PID: 7087 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #94
[  322.235675] warn_alloc_show_mem: 1 callbacks suppressed
[  322.235683] Mem-Info:
[  322.242871] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  322.248238] active_anon:41015 inactive_anon:371 isolated_anon:0
[  322.248238]  active_file:15 inactive_file:16 isolated_file:2
[  322.248238]  unevictable:0 dirty:0 writeback:0 unstable:0
[  322.248238]  slab_reclaimable:8542 slab_unreclaimable:1483152
[  322.248238]  mapped:41147 shmem:379 pagetables:605 bounce:0
[  322.248238]  free:13788 free_pcp:262 free_cma:0
[  322.250613] Call Trace:
[  322.260011] Node 0 active_anon:164060kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:164588kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 153600kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  322.292856]  <IRQ>
[  322.295427] Node 0 
[  322.323134]  dump_stack+0x1c4/0x2b4
[  322.325283] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  322.327492]  ? dump_stack_print_info.cold.2+0x52/0x52
[  322.331093] lowmem_reserve[]:
[  322.356617]  warn_alloc.cold.118+0xb7/0x1bd
[  322.361767]  0 2815
[  322.364882]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  322.369179]  6318
[  322.371417]  ? lock_downgrade+0x900/0x900
[  322.376228]  6318
[  322.378309]  ? trace_hardirqs_off+0xb8/0x300
[  322.382420] Node 0 
[  322.384481]  ? trace_hardirqs_off+0xb8/0x300
[  322.388891] DMA32 free:25228kB min:30036kB low:37544kB high:45052kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  322.391104]  __alloc_pages_slowpath+0x2667/0x2d80
[  322.395483] lowmem_reserve[]:
[  322.422490]  ? warn_alloc+0x120/0x120
[  322.427291]  0
[  322.430389]  ? warn_alloc+0x120/0x120
[  322.434164]  0
[  322.435961]  ? print_usage_bug+0xc0/0xc0
[  322.439736]  3503
[  322.441532]  ? warn_alloc+0x120/0x120
[  322.445566]  3503
[  322.447636]  ? print_usage_bug+0xc0/0xc0
[  322.451411] Node 0 
[  322.453469]  ? __lock_acquire+0x7ec/0x4ec0
[  322.457529] Normal free:14016kB min:37376kB low:46720kB high:56064kB active_anon:162012kB inactive_anon:1484kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5184kB pagetables:2420kB bounce:0kB free_pcp:800kB local_pcp:332kB free_cma:0kB
[  322.459731]  ? __lock_acquire+0x7ec/0x4ec0
[  322.463943] lowmem_reserve[]:
[  322.492317]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  322.496524]  0
[  322.499627]  ? should_fail+0x22d/0xd01
[  322.505140]  0
[  322.506936]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  322.510800]  0
[  322.512600]  ? __lock_acquire+0x7ec/0x4ec0
[  322.517675]  0
[  322.519472]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  322.525476]  ? __lock_acquire+0x7ec/0x4ec0
[  322.530554] Node 0 
[  322.534779]  ? should_fail+0x22d/0xd01
[  322.534792] DMA: 
[  322.537038]  ? mark_held_locks+0x130/0x130
[  322.540898] 1*4kB 
[  322.542957]  ? mark_held_locks+0x130/0x130
[  322.547170] (U) 
[  322.549326]  ? graph_lock+0x170/0x170
[  322.553536] 0*8kB 
[  322.555506]  ? graph_lock+0x170/0x170
[  322.559281] 0*16kB 
[  322.561428]  ? graph_lock+0x170/0x170
[  322.565205] 1*32kB 
[  322.567437]  ? print_usage_bug+0xc0/0xc0
[  322.571214] (U) 
[  322.573452]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.577744] 2*64kB 
[  322.579712]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.585223] (U) 
[  322.587454]  ? check_preemption_disabled+0x48/0x200
[  322.592969] 1*128kB 
[  322.594938]  ? check_preemption_disabled+0x48/0x200
[  322.599928] (U) 
[  322.602252]  ? __lock_is_held+0xb5/0x140
[  322.607236] 1*256kB 
[  322.609215]  __alloc_pages_nodemask+0xa80/0xde0
[  322.613252] (U) 
[  322.615579]  ? graph_lock+0x170/0x170
[  322.620226] 0*512kB 
[  322.622204]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  322.625972] 1*1024kB 
[  322.628307]  ? graph_lock+0x170/0x170
[  322.633326] (U) 
[  322.635742]  ? find_held_lock+0x36/0x1c0
[  322.639503] 1*2048kB (M) 
[  322.641491]  ? ____cache_alloc_node+0x1c7/0x1e0
[  322.645521] 3*4096kB 
[  322.648296]  ? lock_downgrade+0x900/0x900
[  322.652933] (M) 
[  322.655345]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.659464] = 15908kB
[  322.661438]  cache_grow_begin+0x91/0x8c0
[  322.666947] Node 0 
[  322.669356]  ? do_raw_spin_unlock+0xa7/0x2f0
[  322.673385] DMA32: 
[  322.675621]  fallback_alloc+0x203/0x2e0
[  322.680011] 3*4kB 
[  322.682257]  ____cache_alloc_node+0x1c7/0x1e0
[  322.686195] (M) 
[  322.688345]  kmem_cache_alloc_node+0xe3/0x730
[  322.692814] 2*8kB 
[  322.694790]  ? ipv6_get_ifaddr+0x42e/0x620
[  322.699293] (M) 
[  322.701460]  __alloc_skb+0x119/0x770
[  322.705654] 1*16kB 
[  322.707630]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  322.711312] (M) 
[  322.713559]  ? skb_scrub_packet+0x490/0x490
[  322.718819] 1*32kB 
[  322.720808]  ? lock_downgrade+0x900/0x900
[  322.725091] (M) 3*64kB 
[  322.727352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.731470] (UM) 
[  322.734059]  ? refcount_sub_and_test_checked+0x203/0x310
[  322.739576] 3*128kB 
[  322.741654]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  322.747064] (M) 
[  322.749387]  ? addrconf_rs_timer+0x6f0/0x6f0
[  322.754824] 2*256kB 
[  322.756823]  ndisc_alloc_skb+0x144/0x340
[  322.761188] (M) 
[  322.763514]  ndisc_send_rs+0x331/0x6e0
[  322.767547] 3*512kB 
[  322.769521]  addrconf_rs_timer+0x3c0/0x6f0
[  322.773375] (M) 
[  322.775701]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  322.779909] 4*1024kB 
[  322.781889]  call_timer_fn+0x272/0x920
[  322.786088] (UM) 
[  322.788495]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  322.792357] 3*2048kB 
[  322.794418]  ? process_timeout+0x40/0x40
[  322.798620] (UM) 
[  322.801031]  ? find_held_lock+0x36/0x1c0
[  322.805068] 3*4096kB 
[  322.807133]  ? __run_timers+0x7da/0xc70
[  322.811161] (M) 
[  322.813580]  ? _raw_spin_unlock_irq+0x27/0x80
[  322.817529] = 25228kB
[  322.819502]  ? _raw_spin_unlock_irq+0x27/0x80
[  322.823973] Node 0 
[  322.826563]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  322.831030] Normal: 
[  322.833268]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  322.837472] 866*4kB 
[  322.839791]  ? trace_hardirqs_on+0xbd/0x310
[  322.844349] (ME) 
[  322.846670]  ? kasan_check_read+0x11/0x20
[  322.850971] 469*8kB 
[  322.853040]  ? __run_timers+0x7da/0xc70
[  322.857160] (UME) 
[  322.859479]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  322.863429] 197*16kB 
[  322.865577]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  322.870993] (UME) 
[  322.873408]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  322.877619] 59*32kB 
[  322.879765]  __run_timers+0x7e5/0xc70
[  322.883967] (UME) 
[  322.886301]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  322.890060] 18*64kB 
[  322.892205]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  322.897541] (ME) 
[  322.899861]  ? graph_lock+0x170/0x170
[  322.904855] 3*128kB 
[  322.906914]  ? enqueue_hrtimer+0x1a5/0x560
[  322.910690] (M) 
[  322.913015]  ? lock_release+0x970/0x970
[  322.917241] 1*256kB 
[  322.919211]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  322.923161] (U) 
[  322.925482]  ? find_held_lock+0x36/0x1c0
[  322.930645] 0*512kB 
[  322.932619]  ? graph_lock+0x170/0x170
[  322.936653] 0*1024kB 
[  322.938969]  ? pvclock_read_flags+0x160/0x160
[  322.942743] 0*2048kB 
[  322.945151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.949621] 0*4096kB 
[  322.952036]  ? check_preemption_disabled+0x48/0x200
[  322.957546] = 14048kB
[  322.959960]  ? __lock_is_held+0xb5/0x140
[  322.965443] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  322.967841]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.971885] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  322.980706]  ? check_preemption_disabled+0x48/0x200
[  322.986220] 412 total pagecache pages
[  322.994800]  run_timer_softirq+0x52/0xb0
[  322.999798] 0 pages in swap cache
[  323.003581]  ? rcu_read_lock_sched_held+0x108/0x120
[  323.007612] Swap cache stats: add 0, delete 0, find 0/0
[  323.007621] Free swap  = 0kB
[  323.011078]  __do_softirq+0x30b/0xad8
[  323.016073] Total swap = 0kB
[  323.021444]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  323.024429] 1965979 pages RAM
[  323.028227]  ? pvclock_read_flags+0x160/0x160
[  323.031218] 0 pages HighMem/MovableOnly
[  323.036313]  ? lapic_next_event+0x5a/0x90
[  323.039389] 343323 pages reserved
[  323.039398] 0 pages cma reserved
[  323.043893]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.047912] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  323.051978]  ? check_preemption_disabled+0x48/0x200
[  323.055477] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  323.058766]  ? check_preemption_disabled+0x48/0x200
[  323.064293] syz-fuzzer cpuset=
[  323.070790]  ? kvm_clock_read+0x18/0x30
[  323.075786] /
[  323.086027]  ? kvm_sched_clock_read+0x9/0x20
[  323.091034]  mems_allowed=0
[  323.094233]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.112739]  ? check_preemption_disabled+0x48/0x200
[  323.117794]  irq_exit+0x17f/0x1c0
[  323.121270]  smp_apic_timer_interrupt+0x1cb/0x760
[  323.126125]  ? smp_reschedule_interrupt+0x109/0x650
[  323.131149]  ? smp_call_function_single_interrupt+0x650/0x650
[  323.137036]  ? interrupt_entry+0xb5/0xf0
[  323.141103]  ? trace_hardirqs_off_caller+0xbb/0x300
[  323.146118]  ? trace_hardirqs_off_caller+0xbb/0x300
[  323.151137]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  323.155986]  ? trace_hardirqs_off+0x300/0x300
[  323.160495]  ? trace_hardirqs_off+0x300/0x300
[  323.164992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.170541]  ? check_preemption_disabled+0x48/0x200
[  323.175556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.181104]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  323.185962]  apic_timer_interrupt+0xf/0x20
[  323.190205]  </IRQ>
[  323.192446] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  323.197396] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  323.216311] RSP: 0000:ffff8801a3e4f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  323.224029] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  323.231303] RDX: 0000000000000000 RSI: ffff8801a3e46f40 RDI: 0000000000000282
[  323.238570] RBP: ffff8801a3e4f7b0 R08: ffff8801a3e466c0 R09: 0000000000000000
[  323.245836] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  323.253102] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  323.260418]  skb_clone+0x1bb/0x500
[  323.263964]  ? skb_split+0x11e0/0x11e0
[  323.267879]  ? dev_forward_skb+0x4c/0x60
[  323.271946]  ? __bpf_redirect+0x54b/0xb20
[  323.276100]  ? __switch_to_asm+0x34/0x70
[  323.280175]  bpf_clone_redirect+0xb9/0x490
[  323.284424]  bpf_prog_01d53e16fc18f1d9+0x5cd/0x1000
[  323.289447]  ? __sched_text_start+0x8/0x8
[  323.293618]  ? lockdep_hardirqs_on+0x421/0x5c0
[  323.298211]  ? retint_kernel+0x2d/0x2d
[  323.302101]  ? trace_hardirqs_on_caller+0xc0/0x300
[  323.307036]  ? find_held_lock+0x36/0x1c0
[  323.311104]  ? lock_acquire+0x1ed/0x520
[  323.315082]  ? bpf_test_run+0x32e/0x5a0
[  323.319061]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.324598]  ? check_preemption_disabled+0x48/0x200
[  323.329624]  ? kasan_check_read+0x11/0x20
[  323.333777]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  323.339060]  ? rcu_bh_qs+0xc0/0xc0
[  323.342609]  ? preempt_schedule+0x4d/0x60
[  323.346758]  ? ___preempt_schedule+0x16/0x18
[  323.351179]  ? bpf_test_run+0x1c0/0x5a0
[  323.355167]  ? netlink_diag_dump+0x2a0/0x2a0
[  323.359583]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  323.365122]  ? bpf_test_init.isra.9+0x70/0x100
[  323.369710]  ? bpf_prog_test_run_skb+0x634/0xb40
[  323.374475]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  323.379321]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  323.384861]  ? fput+0x130/0x1a0
[  323.388143]  ? __bpf_prog_get+0x9b/0x290
[  323.392211]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  323.397058]  ? bpf_prog_test_run+0x130/0x1a0
[  323.401474]  ? __x64_sys_bpf+0x3d8/0x510
[  323.405537]  ? bpf_prog_get+0x20/0x20
[  323.409349]  ? ksys_ioctl+0x81/0xd0
[  323.412989]  ? do_syscall_64+0x1b9/0x820
[  323.417063]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  323.422430]  ? syscall_return_slowpath+0x5e0/0x5e0
[  323.427365]  ? trace_hardirqs_off+0x300/0x300
[  323.431866]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  323.436886]  ? recalc_sigpending_tsk+0x180/0x180
[  323.441643]  ? kasan_check_write+0x14/0x20
[  323.445888]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  323.450745]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  323.456138] CPU: 1 PID: 5338 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #94
[  323.456224] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  323.463075] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  323.463082] Call Trace:
[  323.463089]  <IRQ>
[  323.463113]  dump_stack+0x1c4/0x2b4
[  323.463129]  ? dump_stack_print_info.cold.2+0x52/0x52
[  323.463157]  warn_alloc.cold.118+0xb7/0x1bd
[  323.469729] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  323.478990]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  323.481560] syz-executor0 cpuset=
[  323.483709]  ? lock_downgrade+0x900/0x900
[  323.487564] syz0
[  323.492766]  ? trace_hardirqs_off+0xb8/0x300
[  323.497069]  mems_allowed=0
[  323.507553]  ? trace_hardirqs_off+0xb8/0x300
[  323.533613]  __alloc_pages_slowpath+0x2667/0x2d80
[  323.538493]  ? warn_alloc+0x120/0x120
[  323.542306]  ? warn_alloc+0x120/0x120
[  323.546115]  ? print_usage_bug+0xc0/0xc0
[  323.550181]  ? warn_alloc+0x120/0x120
[  323.553986]  ? print_usage_bug+0xc0/0xc0
[  323.558065]  ? __lock_acquire+0x7ec/0x4ec0
[  323.562299]  ? __lock_acquire+0x7ec/0x4ec0
[  323.566539]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  323.572082]  ? should_fail+0x22d/0xd01
[  323.575976]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  323.581088]  ? __lock_acquire+0x7ec/0x4ec0
[  323.585335]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  323.590440]  ? __lock_acquire+0x7ec/0x4ec0
[  323.594676]  ? should_fail+0x22d/0xd01
[  323.598577]  ? mark_held_locks+0x130/0x130
[  323.602816]  ? mark_held_locks+0x130/0x130
[  323.607050]  ? graph_lock+0x170/0x170
[  323.610857]  ? graph_lock+0x170/0x170
[  323.614662]  ? graph_lock+0x170/0x170
[  323.618469]  ? print_usage_bug+0xc0/0xc0
[  323.622536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.628078]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.633618]  ? check_preemption_disabled+0x48/0x200
[  323.638635]  ? check_preemption_disabled+0x48/0x200
[  323.643663]  ? __lock_is_held+0xb5/0x140
[  323.647736]  __alloc_pages_nodemask+0xa80/0xde0
[  323.652410]  ? graph_lock+0x170/0x170
[  323.656222]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  323.661235]  ? graph_lock+0x170/0x170
[  323.665050]  ? find_held_lock+0x36/0x1c0
[  323.669125]  ? ____cache_alloc_node+0x1c7/0x1e0
[  323.673803]  ? lock_downgrade+0x900/0x900
[  323.677965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.683521]  cache_grow_begin+0x91/0x8c0
[  323.687588]  ? do_raw_spin_unlock+0xa7/0x2f0
[  323.692013]  fallback_alloc+0x203/0x2e0
[  323.696006]  ____cache_alloc_node+0x1c7/0x1e0
[  323.700512]  kmem_cache_alloc_node+0xe3/0x730
[  323.705021]  ? ipv6_get_ifaddr+0x42e/0x620
[  323.709272]  __alloc_skb+0x119/0x770
[  323.713004]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  323.718290]  ? skb_scrub_packet+0x490/0x490
[  323.722616]  ? lock_downgrade+0x900/0x900
[  323.726776]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.732324]  ? refcount_sub_and_test_checked+0x203/0x310
[  323.737789]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  323.743245]  ? addrconf_rs_timer+0x6f0/0x6f0
[  323.747674]  ndisc_alloc_skb+0x144/0x340
[  323.751745]  ndisc_send_rs+0x331/0x6e0
[  323.755648]  addrconf_rs_timer+0x3c0/0x6f0
[  323.759914]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  323.764168]  call_timer_fn+0x272/0x920
[  323.768062]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  323.772300]  ? process_timeout+0x40/0x40
[  323.776363]  ? find_held_lock+0x36/0x1c0
[  323.780449]  ? mark_held_locks+0xc7/0x130
[  323.784604]  ? _raw_spin_unlock_irq+0x27/0x80
[  323.789103]  ? _raw_spin_unlock_irq+0x27/0x80
[  323.793602]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  323.797852]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  323.802437]  ? trace_hardirqs_on+0xbd/0x310
[  323.806760]  ? kasan_check_read+0x11/0x20
[  323.810923]  ? __run_timers+0x7da/0xc70
[  323.814918]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  323.820397]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  323.824648]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  323.829206]  __run_timers+0x7e5/0xc70
[  323.833025]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  323.838409]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  323.843445]  ? graph_lock+0x170/0x170
[  323.847265]  ? print_usage_bug+0xc0/0xc0
[  323.851333]  ? lock_release+0x970/0x970
[  323.855319]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  323.860524]  ? find_held_lock+0x36/0x1c0
[  323.864597]  ? graph_lock+0x170/0x170
[  323.868413]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.873964]  ? check_preemption_disabled+0x48/0x200
[  323.879016]  ? __lock_is_held+0xb5/0x140
[  323.883086]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.888625]  ? check_preemption_disabled+0x48/0x200
[  323.893656]  run_timer_softirq+0x52/0xb0
[  323.897723]  ? rcu_read_lock_sched_held+0x108/0x120
[  323.902746]  __do_softirq+0x30b/0xad8
[  323.906567]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  323.911680]  ? pvclock_read_flags+0x160/0x160
[  323.916182]  ? lapic_next_event+0x5a/0x90
[  323.920341]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.925879]  ? check_preemption_disabled+0x48/0x200
[  323.930903]  ? check_preemption_disabled+0x48/0x200
[  323.935927]  ? kvm_clock_read+0x18/0x30
[  323.939904]  ? kvm_sched_clock_read+0x9/0x20
[  323.944323]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  323.949869]  ? check_preemption_disabled+0x48/0x200
[  323.954901]  irq_exit+0x17f/0x1c0
[  323.958363]  smp_apic_timer_interrupt+0x1cb/0x760
[  323.963720]  ? smp_call_function_single_interrupt+0x650/0x650
[  323.969608]  ? interrupt_entry+0xb5/0xf0
[  323.973679]  ? trace_hardirqs_off_caller+0xbb/0x300
[  323.978699]  ? trace_hardirqs_off_caller+0xbb/0x300
[  323.983722]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  323.988572]  ? trace_hardirqs_off+0x300/0x300
[  323.993070]  ? trace_hardirqs_off+0x300/0x300
[  323.997571]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  324.003111]  ? check_preemption_disabled+0x48/0x200
[  324.008129]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  324.013680]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  324.018539]  apic_timer_interrupt+0xf/0x20
[  324.022773]  </IRQ>
[  324.025026] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50
[  324.030398] Code: 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 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 8c 1e 83 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 d0
[  324.049316] RSP: 0000:ffff8801bb33dc18 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  324.057045] RAX: ffff8801bb31e200 RBX: 1ffff10037667b86 RCX: ffffffff81a788ad
[  324.064321] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[  324.071595] RBP: ffff8801bb33dc18 R08: ffff8801bb31e200 R09: ffffed003b5a4732
[  324.078868] R10: ffffed003b5a4732 R11: ffff8801dad23993 R12: 0000000000000001
[  324.086136] R13: 0000000000000000 R14: 1ffff10037667b92 R15: dead000000000100
[  324.093432]  ? page_evictable+0x35d/0x540
[  324.097595]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  324.103137]  page_evictable+0x36b/0x540
[  324.107124]  ? kswapd_stop+0x100/0x100
[  324.111035]  ? ___might_sleep+0x1ed/0x300
[  324.115192]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  324.120659]  ? arch_local_save_flags+0x40/0x40
[  324.125253]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.130807]  ? check_preemption_disabled+0x48/0x200
[  324.135847]  shrink_active_list+0x845/0x1c20
[  324.140264]  ? free_unref_page_list+0xc0f/0x11e0
[  324.145060]  ? shrink_inactive_list+0x1c60/0x1c60
[  324.149924]  ? graph_lock+0x170/0x170
[  324.153728]  ? __page_frag_cache_drain+0x200/0x200
[  324.158658]  ? print_usage_bug+0xc0/0xc0
[  324.162737]  ? find_held_lock+0x36/0x1c0
[  324.166806]  ? graph_lock+0x170/0x170
[  324.170622]  ? mark_held_locks+0xc7/0x130
[  324.174777]  ? check_preemption_disabled+0x48/0x200
[  324.179804]  ? check_preemption_disabled+0x48/0x200
[  324.184832]  ? graph_lock+0x170/0x170
[  324.188641]  ? __lock_is_held+0xb5/0x140
[  324.192706]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.198242]  ? check_preemption_disabled+0x48/0x200
[  324.203274]  ? __lock_is_held+0xb5/0x140
[  324.207365]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  324.212388]  ? inactive_list_is_low+0x305/0x880
[  324.217080]  ? lruvec_lru_size+0x450/0x450
[  324.221319]  ? kasan_check_read+0x11/0x20
[  324.225484]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  324.230448]  shrink_node_memcg+0x803/0x18e0
[  324.234797]  ? shrink_active_list+0x1c20/0x1c20
[  324.239483]  ? lockdep_hardirqs_on+0x421/0x5c0
[  324.244080]  ? trace_hardirqs_on+0xbd/0x310
[  324.248411]  ? vmpressure+0x294/0x310
[  324.252218]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  324.257704]  shrink_node+0x3bc/0x16b0
[  324.261510]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  324.266828]  ? shrink_node_memcg+0x18e0/0x18e0
[  324.271412]  ? lockdep_hardirqs_on+0x421/0x5c0
[  324.276006]  ? trace_hardirqs_on+0xbd/0x310
[  324.280333]  ? vmpressure+0x294/0x310
[  324.284140]  ? do_raw_spin_unlock+0xa7/0x2f0
[  324.288552]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  324.293145]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  324.298684]  ? __cpuset_node_allowed+0x19b/0x660
[  324.303444]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  324.309159]  ? vmpressure+0x1c9/0x310
[  324.312973]  do_try_to_free_pages+0x3e7/0x1290
[  324.317585]  ? shrink_node+0x16b0/0x16b0
[  324.321649]  ? __lock_is_held+0xb5/0x140
[  324.325727]  try_to_free_pages+0x4d0/0xb90
[  324.329968]  ? do_try_to_free_pages+0x1290/0x1290
[  324.334821]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.340374]  ? lock_acquire+0x1ed/0x520
[  324.344352]  ? set_page_refcounted+0x280/0x280
[  324.348947]  ? lock_release+0x970/0x970
[  324.352931]  ? ___might_sleep+0x1ed/0x300
[  324.357084]  ? arch_local_save_flags+0x40/0x40
[  324.361673]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  324.366691]  ? __radix_tree_lookup+0x358/0x4c0
[  324.371283]  __alloc_pages_slowpath+0x993/0x2d80
[  324.376067]  ? kasan_check_read+0x11/0x20
[  324.380224]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  324.385505]  ? warn_alloc+0x120/0x120
[  324.389335]  ? __radix_tree_lookup+0x4c0/0x4c0
[  324.393936]  ? find_get_entry+0x2f2/0xc40
[  324.398100]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.403643]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  324.408576]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  324.414120]  ? should_fail+0x22d/0xd01
[  324.418024]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  324.423132]  ? __lock_is_held+0xb5/0x140
[  324.427192]  ? graph_lock+0x170/0x170
[  324.431004]  ? graph_lock+0x170/0x170
[  324.434828]  ? __lock_is_held+0xb5/0x140
[  324.438897]  ? __lock_acquire+0x7ec/0x4ec0
[  324.443139]  ? ___might_sleep+0x1ed/0x300
[  324.447290]  ? lock_release+0x970/0x970
[  324.451273]  ? arch_local_save_flags+0x40/0x40
[  324.455874]  ? __might_sleep+0x95/0x190
[  324.459858]  __alloc_pages_nodemask+0xa80/0xde0
[  324.464542]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  324.469567]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  324.475367]  ? kasan_check_read+0x11/0x20
[  324.479521]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  324.484808]  ? graph_lock+0x170/0x170
[  324.488613]  ? print_usage_bug+0xc0/0xc0
[  324.492678]  ? graph_lock+0x170/0x170
[  324.496481]  ? graph_lock+0x170/0x170
[  324.500286]  ? __do_page_cache_readahead+0x7ce/0x980
[  324.505398]  ? find_held_lock+0x36/0x1c0
[  324.509470]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  324.515026]  alloc_pages_current+0x10c/0x210
[  324.519439]  ? lock_downgrade+0x900/0x900
[  324.523595]  __page_cache_alloc+0x38f/0x5b0
[  324.527925]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  324.533722]  ? kasan_check_read+0x11/0x20
[  324.537873]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  324.543161]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  324.547838]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  324.553381]  ? check_preemption_disabled+0x48/0x200
[  324.558416]  filemap_fault+0x1594/0x25f0
[  324.562501]  ? __lock_page_or_retry+0xa00/0xa00
[  324.567189]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  324.572994]  ? kasan_check_read+0x11/0x20
[  324.577186]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  324.582485]  ? rcu_bh_qs+0xc0/0xc0
[  324.586044]  ? print_usage_bug+0xc0/0xc0
[  324.590126]  ? filemap_map_pages+0xdea/0x1980
[  324.594637]  ? print_usage_bug+0xc0/0xc0
[  324.598713]  ? find_get_pages_range_tag+0x1320/0x1320
[  324.603910]  ? print_usage_bug+0xc0/0xc0
[  324.607976]  ? __lock_acquire+0x7ec/0x4ec0
[  324.612231]  ? graph_lock+0x170/0x170
[  324.616044]  ? __sigqueue_free.part.27+0x7d/0xa0
[  324.620813]  ? __lock_acquire+0x7ec/0x4ec0
[  324.625067]  ? lock_acquire+0x1ed/0x520
[  324.629047]  ? ext4_filemap_fault+0x7a/0xad
[  324.633375]  ? lock_release+0x970/0x970
[  324.637351]  ? arch_local_save_flags+0x40/0x40
[  324.641941]  ? mark_held_locks+0x130/0x130
[  324.646195]  ? down_read+0xb0/0x1d0
[  324.649824]  ? ext4_filemap_fault+0x7a/0xad
[  324.654152]  ? __down_interruptible+0x700/0x700
[  324.658827]  ? graph_lock+0x170/0x170
[  324.662635]  ? __sigqueue_free.part.27+0x7d/0xa0
[  324.667408]  ext4_filemap_fault+0x82/0xad
[  324.671565]  __do_fault+0x100/0x6b0
[  324.675198]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  324.680482]  ? print_bad_pte+0x6c0/0x6c0
[  324.684554]  ? pmd_val+0x88/0x100
[  324.688018]  ? add_mm_counter_fast+0xd0/0xd0
[  324.692430]  ? pmd_val+0x88/0x100
[  324.695887]  ? add_mm_counter_fast+0xd0/0xd0
[  324.700304]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  324.705848]  __handle_mm_fault+0x3709/0x53e0
[  324.710273]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  324.715123]  ? graph_lock+0x170/0x170
[  324.718927]  ? print_usage_bug+0xc0/0xc0
[  324.722991]  ? graph_lock+0x170/0x170
[  324.726805]  ? graph_lock+0x170/0x170
[  324.730625]  ? handle_mm_fault+0x42a/0xc70
[  324.734861]  ? lock_downgrade+0x900/0x900
[  324.739016]  ? check_preemption_disabled+0x48/0x200
[  324.744045]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  324.749847]  ? kasan_check_read+0x11/0x20
[  324.754008]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  324.759289]  ? rcu_bh_qs+0xc0/0xc0
[  324.762831]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  324.768286]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  324.773825]  ? check_preemption_disabled+0x48/0x200
[  324.778858]  handle_mm_fault+0x54f/0xc70
[  324.782944]  ? __handle_mm_fault+0x53e0/0x53e0
[  324.787540]  ? find_vma+0x34/0x190
[  324.791089]  __do_page_fault+0x67d/0xed0
[  324.795166]  ? mm_fault_error+0x380/0x380
[  324.799326]  ? syscall_slow_exit_work+0x520/0x520
[  324.804184]  do_page_fault+0xf2/0x7e0
[  324.807994]  ? vmalloc_sync_all+0x30/0x30
[  324.812155]  ? error_entry+0x70/0xd0
[  324.815878]  ? trace_hardirqs_off_caller+0xbb/0x300
[  324.820894]  ? trace_hardirqs_on_caller+0xc0/0x300
[  324.825825]  ? syscall_return_slowpath+0x5e0/0x5e0
[  324.830759]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  324.835614]  ? trace_hardirqs_off+0x300/0x300
[  324.840112]  ? trace_hardirqs_off_caller+0x300/0x300
[  324.845222]  ? prepare_exit_to_usermode+0x291/0x3b0
[  324.850242]  ? page_fault+0x8/0x30