5331]  ? pmd_val+0x88/0x100
[  218.228812]  ? add_mm_counter_fast+0xd0/0xd0
[  218.233222]  ? pmd_val+0x88/0x100
[  218.236685]  ? add_mm_counter_fast+0xd0/0xd0
[  218.241127]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  218.246673]  __handle_mm_fault+0x3709/0x53e0
[  218.251236]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  218.256072]  ? kasan_check_write+0x14/0x20
[  218.260320]  ? do_raw_spin_lock+0xc1/0x200
[  218.264555]  ? _raw_spin_unlock_irq+0x60/0x80
[  218.269056]  ? __set_current_blocked+0xe4/0x120
[  218.273731]  ? lock_acquire+0x1ed/0x520
[  218.277722]  ? handle_mm_fault+0x42a/0xc70
[  218.281973]  ? lock_downgrade+0x900/0x900
[  218.286124]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  218.291917]  ? __do_page_fault+0x67d/0xed0
[  218.296147]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  218.301594]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  218.307162]  ? check_preemption_disabled+0x48/0x200
[  218.312174]  handle_mm_fault+0x54f/0xc70
[  218.316235]  ? __handle_mm_fault+0x53e0/0x53e0
[  218.320823]  ? find_vma+0x34/0x190
[  218.324359]  __do_page_fault+0x67d/0xed0
[  218.328421]  ? mm_fault_error+0x380/0x380
[  218.332571]  ? syscall_slow_exit_work+0x520/0x520
[  218.337421]  do_page_fault+0xf2/0x7e0
[  218.341225]  ? vmalloc_sync_all+0x30/0x30
[  218.345370]  ? error_entry+0x70/0xd0
[  218.349086]  ? trace_hardirqs_off_caller+0xbb/0x310
[  218.354097]  ? trace_hardirqs_on_caller+0xc0/0x310
[  218.359025]  ? syscall_return_slowpath+0x5e0/0x5e0
[  218.363964]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  218.368822]  ? trace_hardirqs_on_caller+0x310/0x310
[  218.373834]  ? trace_hardirqs_off+0x310/0x310
[  218.378330]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  218.383343]  ? prepare_exit_to_usermode+0x291/0x3b0
[  218.388353]  ? page_fault+0x8/0x30
[  218.391888]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  218.396733]  ? page_fault+0x8/0x30
[  218.400286]  page_fault+0x1e/0x30
[  218.403737] RIP: 0033:0x45db60
[  218.406945] Code: Bad RIP value.
[  218.410303] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  218.415662] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  218.422924] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  218.430220] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  218.437494] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  218.444782] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  218.452062] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  218.452124] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  218.459339] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  218.459343] Call Trace:
[  218.459348]  <IRQ>
[  218.459362]  dump_stack+0x1c4/0x2b4
[  218.459394]  ? dump_stack_print_info.cold.2+0x52/0x52
[  218.465909] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  218.475243]  warn_alloc.cold.119+0xb7/0x1bd
[  218.477826] syz-fuzzer cpuset=
[  218.479995]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  218.483591] /
[  218.488773]  ? lock_downgrade+0x900/0x900
[  218.498973]  mems_allowed=0
[  218.503283]  ? trace_hardirqs_off+0xb8/0x310
[  218.524423]  ? trace_hardirqs_off+0xb8/0x310
[  218.528832]  __alloc_pages_slowpath+0x2667/0x2d80
[  218.533697]  ? warn_alloc+0x120/0x120
[  218.537524]  ? warn_alloc+0x120/0x120
[  218.541319]  ? warn_alloc+0x120/0x120
[  218.545112]  ? mark_held_locks+0x130/0x130
[  218.549341]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  218.554526]  ? trace_hardirqs_on+0x310/0x310
[  218.559023]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  218.564585]  ? should_fail+0x22d/0xd01
[  218.568470]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  218.573568]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  218.579093]  ? should_fail+0x22d/0xd01
[  218.583008]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  218.588116]  ? should_fail+0x22d/0xd01
[  218.592010]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  218.597110]  ? mark_held_locks+0x130/0x130
[  218.601339]  ? mark_held_locks+0x130/0x130
[  218.605577]  ? get_stack_info+0x37/0x142
[  218.609632]  ? update_stack_state+0x1a5/0x690
[  218.614171]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  218.619214]  ? bpf_prog_kallsyms_find+0xde/0x4a0
[  218.623969]  ? is_bpf_text_address+0xac/0x170
[  218.628465]  __alloc_pages_nodemask+0xa80/0xde0
[  218.633128]  ? should_fail+0x22d/0xd01
[  218.637037]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  218.642047]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  218.647334]  ? ____cache_alloc_node+0x1c7/0x1e0
[  218.651997]  ? lock_downgrade+0x900/0x900
[  218.656153]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.661687]  cache_grow_begin+0x91/0x8c0
[  218.665768]  ? do_raw_spin_unlock+0xa7/0x2f0
[  218.670174]  fallback_alloc+0x203/0x2e0
[  218.674163]  ____cache_alloc_node+0x1c7/0x1e0
[  218.678657]  __kmalloc+0x208/0x760
[  218.682207]  ? update_stack_state+0x1a5/0x690
[  218.686724]  ? __neigh_create+0x30b/0x2130
[  218.690956]  __neigh_create+0x30b/0x2130
[  218.695034]  ? is_bpf_text_address+0xac/0x170
[  218.699541]  ? trace_hardirqs_on+0xbd/0x310
[  218.703871]  ? mark_held_locks+0x130/0x130
[  218.708101]  ? neigh_hash_alloc+0x1e0/0x1e0
[  218.712417]  ? trace_hardirqs_on+0xbd/0x310
[  218.716736]  ? ip6t_do_table+0xd9e/0x1d30
[  218.720885]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  218.726336]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.731905]  ? ip6t_do_table+0xd6a/0x1d30
[  218.736055]  ? lock_acquire+0x1ed/0x520
[  218.740024]  ? ip6_finish_output2+0x257/0x27a0
[  218.744616]  ? lock_release+0x970/0x970
[  218.748593]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  218.753782]  ip6_finish_output2+0xa59/0x27a0
[  218.758197]  ? ip6_copy_metadata+0xe30/0xe30
[  218.762599]  ? ip6_mtu+0x39c/0x520
[  218.766161]  ? lock_downgrade+0x900/0x900
[  218.770328]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  218.776128]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  218.781668]  ? ipv6_confirm+0x46e/0x650
[  218.785635]  ? ipv6_helper+0x3ab/0x540
[  218.789513]  ? ipv6_helper+0x540/0x540
[  218.793466]  ? ip6_mtu+0x160/0x520
[  218.797047]  ? dst_hold+0x2f0/0x2f0
[  218.800673]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  218.806217]  ip6_finish_output+0x5fe/0xbc0
[  218.810448]  ? ip6_finish_output+0x5fe/0xbc0
[  218.814862]  ip6_output+0x232/0x9d0
[  218.818496]  ? ip6_finish_output+0xbc0/0xbc0
[  218.822959]  ? ip6_fragment+0x38e0/0x38e0
[  218.827105]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.832641]  ndisc_send_skb+0x1005/0x1570
[  218.836797]  ? ndisc_constructor+0xc40/0xc40
[  218.841223]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.846783]  ? refcount_sub_and_test_checked+0x203/0x310
[  218.852228]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  218.857725]  ndisc_send_rs+0x134/0x6e0
[  218.861608]  addrconf_rs_timer+0x314/0x690
[  218.865857]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  218.870096]  call_timer_fn+0x272/0x920
[  218.874005]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  218.878233]  ? process_timeout+0x40/0x40
[  218.882285]  ? trace_hardirqs_off+0xb8/0x310
[  218.886682]  ? kasan_check_read+0x11/0x20
[  218.890861]  ? do_raw_spin_unlock+0xa7/0x2f0
[  218.895285]  ? trace_hardirqs_on+0x310/0x310
[  218.899723]  ? __run_timers+0x7da/0xc70
[  218.903694]  ? lock_downgrade+0x900/0x900
[  218.907848]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  218.913060]  ? trace_hardirqs_on+0xbd/0x310
[  218.917374]  ? kasan_check_read+0x11/0x20
[  218.921515]  ? __run_timers+0x7da/0xc70
[  218.925481]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  218.930926]  ? kasan_check_write+0x14/0x20
[  218.935158]  ? do_raw_spin_lock+0xc1/0x200
[  218.939389]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  218.943616]  __run_timers+0x7e5/0xc70
[  218.947944]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  218.953302]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  218.958310]  ? timerqueue_add+0x207/0x2b0
[  218.962449]  ? enqueue_hrtimer+0x1a5/0x560
[  218.966675]  ? lock_release+0x970/0x970
[  218.970653]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  218.975848]  ? kasan_check_write+0x14/0x20
[  218.980096]  ? pvclock_read_flags+0x160/0x160
[  218.984587]  ? lock_downgrade+0x900/0x900
[  218.988768]  ? trace_hardirqs_on+0xbd/0x310
[  218.993098]  ? kvm_sched_clock_read+0x9/0x20
[  218.997509]  ? irq_exit+0x17f/0x1c0
[  219.001146]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.006675]  ? check_preemption_disabled+0x48/0x200
[  219.011692]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.017258]  run_timer_softirq+0x52/0xb0
[  219.021353]  ? __this_cpu_preempt_check+0x1c/0x1f
[  219.026226]  __do_softirq+0x30b/0xad8
[  219.030044]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  219.035187]  ? pvclock_read_flags+0x160/0x160
[  219.039683]  ? lapic_next_event+0x5a/0x90
[  219.043852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.049385]  ? clockevents_program_event+0x140/0x370
[  219.054487]  ? kvm_clock_read+0x18/0x30
[  219.058457]  ? kvm_sched_clock_read+0x9/0x20
[  219.062865]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.068393]  ? check_preemption_disabled+0x48/0x200
[  219.073443]  irq_exit+0x17f/0x1c0
[  219.076892]  smp_apic_timer_interrupt+0x1cb/0x760
[  219.081903]  ? smp_reschedule_interrupt+0x109/0x650
[  219.086926]  ? smp_call_function_single_interrupt+0x650/0x650
[  219.092833]  ? interrupt_entry+0xb5/0xf0
[  219.096916]  ? trace_hardirqs_off_caller+0xbb/0x310
[  219.101950]  ? trace_hardirqs_off_caller+0xbb/0x310
[  219.106983]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  219.111822]  ? trace_hardirqs_on_caller+0x310/0x310
[  219.116834]  ? trace_hardirqs_on_caller+0x310/0x310
[  219.121847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.127463]  ? check_preemption_disabled+0x48/0x200
[  219.132476]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  219.137317]  apic_timer_interrupt+0xf/0x20
[  219.141536]  </IRQ>
[  219.143778] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  219.149670] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  219.168574] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  219.176303] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  219.183560] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  219.190819] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  219.198128] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  219.205387] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  219.212660]  ? trace_hardirqs_on+0xb4/0x310
[  219.216981]  ? save_stack+0xa9/0xd0
[  219.220616]  __kmalloc_node_track_caller+0x33/0x70
[  219.225545]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  219.230330]  pskb_expand_head+0x230/0x10f0
[  219.234556]  ? lock_downgrade+0x900/0x900
[  219.238693]  ? check_preemption_disabled+0x48/0x200
[  219.243746]  ? memcpy+0x45/0x50
[  219.247021]  ? __copy_skb_header+0x350/0x6b0
[  219.251439]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  219.255940]  ? skb_checksum+0x140/0x140
[  219.259910]  ? trace_hardirqs_on+0xbd/0x310
[  219.264224]  ? skb_clone+0x1bb/0x500
[  219.267934]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  219.273392]  ? kasan_unpoison_shadow+0x35/0x50
[  219.277971]  ? kasan_check_write+0x14/0x20
[  219.282230]  ? __skb_clone+0x6c7/0xa00
[  219.286146]  ? __copy_skb_header+0x6b0/0x6b0
[  219.290545]  ? kmem_cache_alloc+0x306/0x730
[  219.294896]  skb_ensure_writable+0x3dd/0x640
[  219.299326]  ? skb_cow_data+0xf10/0xf10
[  219.303298]  ? check_preemption_disabled+0x48/0x200
[  219.308309]  ? __this_cpu_preempt_check+0x1c/0x1f
[  219.313141]  ? __bpf_redirect+0x54b/0xb20
[  219.317279]  ? __switch_to_asm+0x34/0x70
[  219.321336]  bpf_clone_redirect+0x14a/0x490
[  219.325656]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  219.330679]  ? __sched_text_start+0x8/0x8
[  219.334838]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  219.339615]  ? retint_kernel+0x2d/0x2d
[  219.343516]  ? trace_hardirqs_on_caller+0xc0/0x310
[  219.348440]  ? retint_kernel+0x2d/0x2d
[  219.352324]  ? trace_hardirqs_on_caller+0xc0/0x310
[  219.357288]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  219.362039]  ? trace_hardirqs_off+0x310/0x310
[  219.366545]  ? retint_kernel+0x1b/0x2d
[  219.370449]  ? lock_acquire+0x1ed/0x520
[  219.374419]  ? bpf_test_run+0x3cb/0x780
[  219.378429]  ? lock_downgrade+0x900/0x900
[  219.382576]  ? lock_release+0x970/0x970
[  219.386544]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  219.392347]  ? preempt_schedule_common+0x1f/0xd0
[  219.397133]  ? preempt_schedule+0x4d/0x60
[  219.401286]  ? ___preempt_schedule+0x16/0x18
[  219.405827]  ? bpf_test_run+0x25d/0x780
[  219.409845]  ? netlink_diag_dump+0x2a0/0x2a0
[  219.414251]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  219.419789]  ? bpf_test_init.isra.9+0x70/0x100
[  219.424371]  ? bpf_prog_test_run_skb+0x634/0xb40
[  219.429138]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  219.434010]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  219.439607]  ? fput+0x130/0x1a0
[  219.442884]  ? __bpf_prog_get+0x9b/0x290
[  219.446957]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  219.451845]  ? bpf_prog_test_run+0x130/0x1a0
[  219.456302]  ? __x64_sys_bpf+0x3d8/0x510
[  219.460375]  ? bpf_prog_get+0x20/0x20
[  219.464185]  ? __x64_sys_futex+0x4bc/0x6a0
[  219.468415]  ? do_syscall_64+0x1b9/0x820
[  219.472469]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  219.477922]  ? syscall_return_slowpath+0x5e0/0x5e0
[  219.482851]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  219.487711]  ? trace_hardirqs_on_caller+0x310/0x310
[  219.492753]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  219.497789]  ? prepare_exit_to_usermode+0x291/0x3b0
[  219.502826]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  219.507674]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  219.513042] warn_alloc_show_mem: 1 callbacks suppressed
[  219.513053] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  219.513055] Mem-Info:
[  219.513083] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  219.513083]  active_file:17 inactive_file:13 isolated_file:0
[  219.513083]  unevictable:0 dirty:0 writeback:0 unstable:0
[  219.513083]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  219.513083]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  219.513083]  free:13756 free_pcp:276 free_cma:0
[  219.518451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  219.525490] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  219.527898] Call Trace:
[  219.561021] Node 0 
[  219.570360]  <IRQ>
[  219.598218] 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
[  219.600775]  dump_stack+0x1c4/0x2b4
[  219.603007] lowmem_reserve[]:
[  219.605202]  ? dump_stack_print_info.cold.2+0x52/0x52
[  219.630703]  0
[  219.634343]  warn_alloc.cold.119+0xb7/0x1bd
[  219.637422]  2819
[  219.642601]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  219.644376]  6323
[  219.648686]  ? lock_downgrade+0x900/0x900
[  219.650734]  6323
[  219.655566]  ? trace_hardirqs_off+0xb8/0x310
[  219.661824]  ? trace_hardirqs_off+0xb8/0x310
[  219.663863] Node 0 
[  219.668266]  __alloc_pages_slowpath+0x2667/0x2d80
[  219.672685] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  219.674900]  ? warn_alloc+0x120/0x120
[  219.679722] lowmem_reserve[]:
[  219.706971]  ? warn_alloc+0x120/0x120
[  219.710750]  0
[  219.713846]  ? warn_alloc+0x120/0x120
[  219.717620]  0
[  219.719426]  ? mark_held_locks+0x130/0x130
[  219.723311]  3503
[  219.725110]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.729320]  3503
[  219.731381]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  219.738966]  ? should_fail+0x22d/0xd01
[  219.744484] Node 0 Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  219.748440]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  219.748456]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  219.777486] lowmem_reserve[]: 0
[  219.782587]  ? should_fail+0x22d/0xd01
[  219.788111]  0
[  219.791396]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  219.795291]  0
[  219.797086]  ? should_fail+0x22d/0xd01
[  219.802160]  0
[  219.803956]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  219.809656]  ? mark_held_locks+0x130/0x130
[  219.814735] Node 0 DMA: 
[  219.818970]  ? mark_held_locks+0x130/0x130
[  219.818985]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.821633] 1*4kB 
[  219.825858]  ? trace_hardirqs_off+0xb8/0x310
[  219.831365] (U) 
[  219.833502]  ? kasan_check_read+0x11/0x20
[  219.837887] 0*8kB 
[  219.839856]  ? do_raw_spin_unlock+0xa7/0x2f0
[  219.843981] 0*16kB 
[  219.846135]  ? trace_hardirqs_on+0x310/0x310
[  219.850524] 1*32kB 
[  219.852757]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.857153] (U) 
[  219.859417]  ? wq_watchdog_touch+0x9c/0xfe
[  219.864936] 2*64kB 
[  219.866918]  ? io_serial_in+0x11/0x90
[  219.871137] (U) 
[  219.873374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.877157] 1*128kB 
[  219.879143]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  219.884652] (U) 
[  219.886980]  __alloc_pages_nodemask+0xa80/0xde0
[  219.892050] 1*256kB 
[  219.894030]  ? should_fail+0x22d/0xd01
[  219.898712] (U) 
[  219.901029]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  219.904893] 0*512kB 
[  219.906872]  ? ____cache_alloc_node+0x1c7/0x1e0
[  219.911853] 1*1024kB 
[  219.914167]  ? lock_downgrade+0x900/0x900
[  219.918807] (U) 
[  219.921227]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.925351] 1*2048kB 
[  219.927319]  cache_grow_begin+0x91/0x8c0
[  219.932856] (M) 
[  219.935307]  ? do_raw_spin_unlock+0xa7/0x2f0
[  219.939359] 3*4096kB 
[  219.941338]  fallback_alloc+0x203/0x2e0
[  219.945730] (M) 
[  219.948174]  ____cache_alloc_node+0x1c7/0x1e0
[  219.952128] = 15908kB
[  219.954094]  kmem_cache_alloc_node+0xe3/0x730
[  219.958567] Node 0 
[  219.960977]  ? ipv6_get_ifaddr+0x42e/0x620
[  219.965448] DMA32: 
[  219.967678]  __alloc_skb+0x119/0x770
[  219.971895] 2*4kB 
[  219.974127]  ? skb_scrub_packet+0x490/0x490
[  219.977823] (M) 
[  219.979966]  ? lock_downgrade+0x900/0x900
[  219.984261] 1*8kB 
[  219.986230]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.990346] (M) 
[  219.992495]  ? refcount_sub_and_test_checked+0x203/0x310
[  219.998033] 2*16kB 
[  220.000032]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  220.005467] (M) 
[  220.007740]  ? addrconf_rs_timer+0x690/0x690
[  220.013163] 3*32kB (MH) 
[  220.015140]  ndisc_alloc_skb+0x144/0x340
[  220.019520] 5*64kB 
[  220.022186]  ndisc_send_rs+0x331/0x6e0
[  220.026230] (MH) 
[  220.028464]  addrconf_rs_timer+0x314/0x690
[  220.032334] 3*128kB 
[  220.034415]  ? kasan_check_read+0x11/0x20
[  220.038645] (M) 
[  220.040960]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  220.045108] 5*256kB 
[  220.047081]  call_timer_fn+0x272/0x920
[  220.051292] (UMH) 
[  220.053608]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  220.057467] 5*512kB 
[  220.059632]  ? process_timeout+0x40/0x40
[  220.063879] (UMH) 
[  220.066226]  ? trace_hardirqs_off+0xb8/0x310
[  220.070270] 4*1024kB 
[  220.072421]  ? kasan_check_read+0x11/0x20
[  220.076801] (UMH) 
[  220.079225]  ? do_raw_spin_unlock+0xa7/0x2f0
[  220.083353] 2*2048kB 
[  220.085492]  ? trace_hardirqs_on+0x310/0x310
[  220.089877] (M) 
[  220.092312]  ? __run_timers+0x7da/0xc70
[  220.096723] 3*4096kB 
[  220.098698]  ? lock_downgrade+0x900/0x900
[  220.102670] (M) 
[  220.105110]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  220.109540] = 25168kB
[  220.111512]  ? trace_hardirqs_on+0xbd/0x310
[  220.116586] Node 0 
[  220.119050]  ? kasan_check_read+0x11/0x20
[  220.123380] Normal: 
[  220.125616]  ? __run_timers+0x7da/0xc70
[  220.129753] 1081*4kB 
[  220.132086]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  220.136032] (UMEH) 
[  220.138436]  ? kasan_check_write+0x14/0x20
[  220.143861] 387*8kB 
[  220.146214]  ? do_raw_spin_lock+0xc1/0x200
[  220.150433] (ME) 
[  220.152815]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  220.157047] 152*16kB 
[  220.159122]  __run_timers+0x7e5/0xc70
[  220.163333] (UME) 
[  220.165750]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  220.169520] 54*32kB 
[  220.171664]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  220.177017] (UME) 
[  220.179336]  ? timerqueue_add+0x207/0x2b0
[  220.184324] 21*64kB 
[  220.186471]  ? enqueue_hrtimer+0x1a5/0x560
[  220.190596] (UM) 
[  220.192911]  ? lock_release+0x970/0x970
[  220.197118] 0*128kB 
[  220.199170]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  220.203119] 0*256kB 
[  220.205468]  ? check_preemption_disabled+0x48/0x200
[  220.210662] 2*512kB 
[  220.213002]  ? kasan_check_write+0x14/0x20
[  220.218016] (U) 
[  220.220346]  ? pvclock_read_flags+0x160/0x160
[  220.224558] 0*1024kB 
[  220.226527]  ? lock_downgrade+0x900/0x900
[  220.231065] 0*2048kB 
[  220.233511]  ? trace_hardirqs_on+0xbd/0x310
[  220.237639] 0*4096kB 
[  220.240071]  ? kvm_sched_clock_read+0x9/0x20
[  220.244376] = 13948kB
[  220.246801]  ? irq_exit+0x17f/0x1c0
[  220.251200] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  220.253606]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.257212] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  220.266044]  ? check_preemption_disabled+0x48/0x200
[  220.271584] 4244 total pagecache pages
[  220.280160]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.285164] 0 pages in swap cache
[  220.289046]  run_timer_softirq+0x52/0xb0
[  220.294558] Swap cache stats: add 0, delete 0, find 0/0
[  220.298012]  ? __this_cpu_preempt_check+0x1c/0x1f
[  220.302047] Free swap  = 0kB
[  220.307397]  __do_softirq+0x30b/0xad8
[  220.312223] Total swap = 0kB
[  220.312231] 1965979 pages RAM
[  220.315245]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  220.319020] 0 pages HighMem/MovableOnly
[  220.322033]  ? pvclock_read_flags+0x160/0x160
[  220.325113] 342307 pages reserved
[  220.325121] 0 pages cma reserved
[  220.330213]  ? lapic_next_event+0x5a/0x90
[  220.334655] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  220.338670]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.342103] syz-executor2 cpuset=
[  220.345495]  ? clockevents_program_event+0x140/0x370
[  220.349614] syz2
[  220.360089]  ? kvm_clock_read+0x18/0x30
[  220.365600]  mems_allowed=0
[  220.369093]  ? kvm_sched_clock_read+0x9/0x20
[  220.387421]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.392982]  ? check_preemption_disabled+0x48/0x200
[  220.398006]  irq_exit+0x17f/0x1c0
[  220.401457]  smp_apic_timer_interrupt+0x1cb/0x760
[  220.406298]  ? smp_reschedule_interrupt+0x109/0x650
[  220.411310]  ? smp_call_function_single_interrupt+0x650/0x650
[  220.417190]  ? interrupt_entry+0xb5/0xf0
[  220.421251]  ? trace_hardirqs_off_caller+0xbb/0x310
[  220.426273]  ? trace_hardirqs_off_caller+0xbb/0x310
[  220.431281]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  220.436122]  ? trace_hardirqs_on_caller+0x310/0x310
[  220.441179]  ? trace_hardirqs_on_caller+0x310/0x310
[  220.446195]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  220.451736]  ? check_preemption_disabled+0x48/0x200
[  220.456773]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  220.462307]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  220.467178]  apic_timer_interrupt+0xf/0x20
[  220.471398]  </IRQ>
[  220.473636] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  220.478828] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  220.497757] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  220.505474] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  220.512734] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  220.520007] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  220.527271] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  220.534530] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  220.541805]  ? trace_hardirqs_on+0x9a/0x310
[  220.546136]  ? trace_hardirqs_on+0xb4/0x310
[  220.550461]  retint_kernel+0x1b/0x2d
[  220.554173] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  220.559451] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  220.578346] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  220.586052] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  220.593315] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  220.600577] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  220.607870] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  220.615171] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  220.622441]  ? trace_hardirqs_on+0x9a/0x310
[  220.626755]  ? arch_local_irq_restore+0x45/0x52
[  220.631424]  dump_stack+0x26a/0x2b4
[  220.635047]  ? dump_stack_print_info.cold.2+0x52/0x52
[  220.640235]  ? mark_held_locks+0x130/0x130
[  220.644474]  ? mark_held_locks+0x130/0x130
[  220.648728]  dump_header+0x27b/0xf72
[  220.652450]  ? rcu_read_unlock+0x16/0x60
[  220.656506]  ? pagefault_out_of_memory+0x197/0x197
[  220.661444]  ? mark_held_locks+0x130/0x130
[  220.665685]  ? percpu_ref_put_many+0x13e/0x260
[  220.670265]  ? mem_cgroup_charge_statistics+0x780/0x780
[  220.675629]  ? mem_cgroup_iter+0x1f7/0x1160
[  220.679953]  ? mark_held_locks+0x130/0x130
[  220.684185]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.689726]  ? task_will_free_mem+0x239/0xb30
[  220.694244]  ? ___ratelimit+0x36f/0x655
[  220.698279]  ? lock_downgrade+0x900/0x900
[  220.702438]  ? trace_hardirqs_on+0xbd/0x310
[  220.706761]  ? kasan_check_read+0x11/0x20
[  220.710901]  ? ___ratelimit+0x36f/0x655
[  220.714888]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  220.720332]  ? trace_hardirqs_on+0x310/0x310
[  220.724742]  ? lock_downgrade+0x900/0x900
[  220.728889]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  220.734007]  ? ___ratelimit+0xaa/0x655
[  220.737895]  ? idr_get_free+0xec0/0xec0
[  220.741863]  ? kasan_check_write+0x14/0x20
[  220.746096]  ? do_raw_spin_lock+0xc1/0x200
[  220.750329]  oom_kill_process.cold.27+0x10/0x903
[  220.755095]  ? lock_downgrade+0x900/0x900
[  220.759259]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  220.765072]  ? oom_evaluate_task+0x540/0x540
[  220.769506]  ? shrink_node+0x16b0/0x16b0
[  220.773566]  ? oom_unkillable_task+0x383/0x580
[  220.778160]  ? out_of_memory+0x974/0x1430
[  220.782357]  ? lock_downgrade+0x900/0x900
[  220.786505]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  220.792300]  ? __cpuset_node_allowed+0x19b/0x660
[  220.797056]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  220.802587]  ? oom_evaluate_task+0x302/0x540
[  220.806995]  out_of_memory+0xa84/0x1430
[  220.810970]  ? oom_killer_disable+0x3a0/0x3a0
[  220.815460]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  220.820386]  ? __mutex_add_waiter+0x2a0/0x2a0
[  220.824879]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  220.829886]  ? find_next_bit+0x104/0x130
[  220.833946]  __alloc_pages_slowpath+0x2318/0x2d80
[  220.838803]  ? warn_alloc+0x120/0x120
[  220.842611]  ? __radix_tree_lookup+0x4c0/0x4c0
[  220.847214]  ? find_get_entry+0x2f2/0xc40
[  220.851370]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  220.856296]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  220.861834]  ? should_fail+0x22d/0xd01
[  220.865722]  ? ___might_sleep+0x1ed/0x300
[  220.869862]  ? lock_release+0x970/0x970
[  220.873839]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  220.878950]  ? debug_smp_processor_id+0x1c/0x20
[  220.883629]  ? __might_sleep+0x95/0x190
[  220.887623]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  220.892476]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  220.897493]  ? lock_downgrade+0x900/0x900
[  220.901636]  ? ___might_sleep+0x1ed/0x300
[  220.905778]  ? lock_release+0x970/0x970
[  220.909749]  ? arch_local_save_flags+0x40/0x40
[  220.914324]  ? finish_task_switch+0x1f5/0x900
[  220.918834]  ? __might_sleep+0x95/0x190
[  220.922807]  __alloc_pages_nodemask+0xa80/0xde0
[  220.927498]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  220.932524]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  220.938316]  ? kasan_check_write+0x14/0x20
[  220.942545]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  220.947378]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.952907]  ? __do_page_cache_readahead+0x7ce/0x980
[  220.958073]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  220.963610]  alloc_pages_current+0x10c/0x210
[  220.968025]  ? lock_downgrade+0x900/0x900
[  220.972175]  __page_cache_alloc+0x38f/0x5b0
[  220.976508]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  220.982304]  ? ext4_filemap_fault+0x82/0xad
[  220.986620]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  220.991284]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  220.996813]  ? check_preemption_disabled+0x48/0x200
[  221.001827]  filemap_fault+0x1594/0x25f0
[  221.005891]  ? __lock_page_or_retry+0xa00/0xa00
[  221.010558]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  221.016348]  ? unwind_dump+0x190/0x190
[  221.020242]  ? is_bpf_text_address+0xd3/0x170
[  221.024757]  ? filemap_map_pages+0xdea/0x1980
[  221.029281]  ? find_get_pages_range_tag+0x1320/0x1320
[  221.034463]  ? save_stack+0xa9/0xd0
[  221.038097]  ? save_stack+0x43/0xd0
[  221.041737]  ? __kasan_slab_free+0x102/0x150
[  221.046189]  ? __sigqueue_free.part.27+0x7d/0xa0
[  221.050954]  ? __dequeue_signal+0x530/0x7d0
[  221.055272]  ? dequeue_signal+0x26c/0x630
[  221.059411]  ? get_signal+0x3ec/0x1980
[  221.063318]  ? do_signal+0x9c/0x21e0
[  221.067158]  ? exit_to_usermode_loop+0x2e5/0x380
[  221.071946]  ? mark_held_locks+0x130/0x130
[  221.076187]  ? trace_hardirqs_on+0x310/0x310
[  221.081098]  ? lock_acquire+0x1ed/0x520
[  221.085068]  ? ext4_filemap_fault+0x7a/0xad
[  221.089386]  ? lock_release+0x970/0x970
[  221.093354]  ? arch_local_save_flags+0x40/0x40
[  221.097933]  ? mark_held_locks+0x130/0x130
[  221.102163]  ? trace_hardirqs_off+0xb8/0x310
[  221.106571]  ? down_read+0xb0/0x1d0
[  221.110195]  ? ext4_filemap_fault+0x7a/0xad
[  221.114519]  ? __down_interruptible+0x700/0x700
[  221.119182]  ? kmem_cache_free+0x21a/0x290
[  221.123417]  ? __sigqueue_free.part.27+0x7d/0xa0
[  221.128169]  ? __dequeue_signal+0xf9/0x7d0
[  221.132402]  ext4_filemap_fault+0x82/0xad
[  221.136558]  __do_fault+0x100/0x6b0
[  221.140178]  ? print_bad_pte+0x6c0/0x6c0
[  221.144239]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  221.149767]  ? pmd_val+0x88/0x100
[  221.153221]  ? add_mm_counter_fast+0xd0/0xd0
[  221.157622]  ? pmd_val+0x88/0x100
[  221.161072]  ? add_mm_counter_fast+0xd0/0xd0
[  221.165479]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  221.171028]  __handle_mm_fault+0x3709/0x53e0
[  221.175435]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  221.180284]  ? kasan_check_write+0x14/0x20
[  221.184519]  ? do_raw_spin_lock+0xc1/0x200
[  221.188795]  ? _raw_spin_unlock_irq+0x60/0x80
[  221.193281]  ? __set_current_blocked+0xe4/0x120
[  221.197947]  ? lock_acquire+0x1ed/0x520
[  221.201940]  ? handle_mm_fault+0x42a/0xc70
[  221.206208]  ? lock_downgrade+0x900/0x900
[  221.210358]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  221.216149]  ? __do_page_fault+0x67d/0xed0
[  221.220377]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  221.225822]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  221.231363]  ? check_preemption_disabled+0x48/0x200
[  221.236376]  handle_mm_fault+0x54f/0xc70
[  221.240438]  ? __handle_mm_fault+0x53e0/0x53e0
[  221.245015]  ? find_vma+0x34/0x190
[  221.248581]  __do_page_fault+0x67d/0xed0
[  221.252640]  ? mm_fault_error+0x380/0x380
[  221.256783]  ? syscall_slow_exit_work+0x520/0x520
[  221.261652]  do_page_fault+0xf2/0x7e0
[  221.265463]  ? vmalloc_sync_all+0x30/0x30
[  221.269608]  ? error_entry+0x70/0xd0
[  221.273328]  ? trace_hardirqs_off_caller+0xbb/0x310
[  221.278353]  ? trace_hardirqs_on_caller+0xc0/0x310
[  221.283273]  ? syscall_return_slowpath+0x5e0/0x5e0
[  221.288200]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  221.293093]  ? trace_hardirqs_on_caller+0x310/0x310
[  221.298114]  ? trace_hardirqs_off+0x310/0x310
[  221.302604]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  221.307625]  ? prepare_exit_to_usermode+0x291/0x3b0
[  221.312633]  ? page_fault+0x8/0x30
[  221.316167]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  221.321015]  ? page_fault+0x8/0x30
[  221.324545]  page_fault+0x1e/0x30
[  221.328035] RIP: 0033:0x45db60
[  221.331245] Code: Bad RIP value.
[  221.334607] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  221.339965] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  221.347263] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  221.354527] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  221.361790] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  221.369052] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  221.376330] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  221.376385] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  221.383616] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  221.383620] Call Trace:
[  221.383625]  <IRQ>
[  221.383638]  dump_stack+0x1c4/0x2b4
[  221.383653]  ? dump_stack_print_info.cold.2+0x52/0x52
[  221.390200] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  221.399505]  warn_alloc.cold.119+0xb7/0x1bd
[  221.402078] syz-fuzzer cpuset=
[  221.404222]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  221.407825] /
[  221.413024]  ? lock_downgrade+0x900/0x900
[  221.423247]  mems_allowed=0
[  221.427565]  ? trace_hardirqs_off+0xb8/0x310
[  221.448744]  ? trace_hardirqs_off+0xb8/0x310
[  221.453160]  __alloc_pages_slowpath+0x2667/0x2d80
[  221.458052]  ? warn_alloc+0x120/0x120
[  221.461870]  ? warn_alloc+0x120/0x120
[  221.465669]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  221.470676]  ? warn_alloc+0x120/0x120
[  221.474478]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  221.480072]  ? ipv6_skip_exthdr+0x416/0x760
[  221.484424]  ? is_bpf_text_address+0xac/0x170
[  221.488920]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  221.494449]  ? should_fail+0x22d/0xd01
[  221.498332]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  221.503459]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  221.508992]  ? should_fail+0x22d/0xd01
[  221.512887]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  221.518000]  ? should_fail+0x22d/0xd01
[  221.521887]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  221.526981]  ? mark_held_locks+0x130/0x130
[  221.531227]  ? mark_held_locks+0x130/0x130
[  221.535472]  ? try_to_wake_up+0x10a/0x12f0
[  221.539723]  ? lock_downgrade+0x900/0x900
[  221.543879]  ? ip6_finish_output2+0xce4/0x27a0
[  221.548471]  ? trace_hardirqs_off+0xb8/0x310
[  221.552869]  ? kasan_check_read+0x11/0x20
[  221.557039]  ? do_raw_spin_unlock+0xa7/0x2f0
[  221.561566]  ? trace_hardirqs_on+0x310/0x310
[  221.565971]  ? kasan_check_write+0x14/0x20
[  221.570218]  ? do_raw_spin_lock+0xc1/0x200
[  221.574460]  __alloc_pages_nodemask+0xa80/0xde0
[  221.579120]  ? should_fail+0x22d/0xd01
[  221.583024]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  221.588063]  ? ____cache_alloc_node+0x1c7/0x1e0
[  221.592761]  ? lock_downgrade+0x900/0x900
[  221.596926]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.602461]  cache_grow_begin+0x91/0x8c0
[  221.606528]  ? do_raw_spin_unlock+0xa7/0x2f0
[  221.610957]  fallback_alloc+0x203/0x2e0
[  221.614932]  ____cache_alloc_node+0x1c7/0x1e0
[  221.619429]  kmem_cache_alloc_node+0xe3/0x730
[  221.623962]  ? ipv6_get_ifaddr+0x42e/0x620
[  221.628198]  __alloc_skb+0x119/0x770
[  221.631913]  ? skb_scrub_packet+0x490/0x490
[  221.636270]  ? lock_downgrade+0x900/0x900
[  221.640419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.645981]  ? refcount_sub_and_test_checked+0x203/0x310
[  221.651430]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  221.656887]  ? addrconf_rs_timer+0x690/0x690
[  221.661304]  ndisc_alloc_skb+0x144/0x340
[  221.665388]  ndisc_send_rs+0x331/0x6e0
[  221.669297]  addrconf_rs_timer+0x314/0x690
[  221.673538]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  221.677799]  call_timer_fn+0x272/0x920
[  221.681677]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  221.685912]  ? process_timeout+0x40/0x40
[  221.689988]  ? trace_hardirqs_off+0xb8/0x310
[  221.694406]  ? kasan_check_read+0x11/0x20
[  221.698563]  ? do_raw_spin_unlock+0xa7/0x2f0
[  221.702982]  ? trace_hardirqs_on+0x310/0x310
[  221.707396]  ? __run_timers+0x7da/0xc70
[  221.711366]  ? lock_downgrade+0x900/0x900
[  221.715632]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  221.720738]  ? trace_hardirqs_on+0xbd/0x310
[  221.725069]  ? kasan_check_read+0x11/0x20
[  221.729227]  ? __run_timers+0x7da/0xc70
[  221.733208]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  221.738660]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.744188]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  221.748412]  __run_timers+0x7e5/0xc70
[  221.752221]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  221.757576]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  221.762612]  ? timerqueue_add+0x207/0x2b0
[  221.766785]  ? enqueue_hrtimer+0x1a5/0x560
[  221.771025]  ? lock_release+0x970/0x970
[  221.774996]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  221.780185]  ? kasan_check_write+0x14/0x20
[  221.784431]  ? pvclock_read_flags+0x160/0x160
[  221.788930]  ? lock_downgrade+0x900/0x900
[  221.793101]  ? trace_hardirqs_on+0xbd/0x310
[  221.797422]  ? kvm_sched_clock_read+0x9/0x20
[  221.801851]  ? irq_exit+0x17f/0x1c0
[  221.805483]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.811023]  ? check_preemption_disabled+0x48/0x200
[  221.816125]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.821677]  run_timer_softirq+0x52/0xb0
[  221.825771]  ? __this_cpu_preempt_check+0x1c/0x1f
[  221.830620]  __do_softirq+0x30b/0xad8
[  221.834465]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  221.839563]  ? pvclock_read_flags+0x160/0x160
[  221.844054]  ? lapic_next_event+0x5a/0x90
[  221.848208]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.853791]  ? clockevents_program_event+0x140/0x370
[  221.858911]  ? kvm_clock_read+0x18/0x30
[  221.862879]  ? kvm_sched_clock_read+0x9/0x20
[  221.867283]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.872831]  ? check_preemption_disabled+0x48/0x200
[  221.877859]  irq_exit+0x17f/0x1c0
[  221.881349]  smp_apic_timer_interrupt+0x1cb/0x760
[  221.886200]  ? smp_reschedule_interrupt+0x109/0x650
[  221.891227]  ? smp_call_function_single_interrupt+0x650/0x650
[  221.897133]  ? interrupt_entry+0xb5/0xf0
[  221.901360]  ? trace_hardirqs_off_caller+0xbb/0x310
[  221.906373]  ? trace_hardirqs_off_caller+0xbb/0x310
[  221.911383]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  221.916234]  ? trace_hardirqs_on_caller+0x310/0x310
[  221.921255]  ? trace_hardirqs_on_caller+0x310/0x310
[  221.926285]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.931819]  ? check_preemption_disabled+0x48/0x200
[  221.936863]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  221.941722]  apic_timer_interrupt+0xf/0x20
[  221.945958]  </IRQ>
[  221.948193] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  221.954075] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  221.973008] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  221.980750] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  221.988030] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  221.995287] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  222.002569] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  222.009827] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  222.017116]  ? trace_hardirqs_on+0xb4/0x310
[  222.021470]  ? save_stack+0xa9/0xd0
[  222.025119]  __kmalloc_node_track_caller+0x33/0x70
[  222.030045]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  222.034801]  pskb_expand_head+0x230/0x10f0
[  222.039033]  ? lock_downgrade+0x900/0x900
[  222.043189]  ? check_preemption_disabled+0x48/0x200
[  222.048200]  ? memcpy+0x45/0x50
[  222.051481]  ? __copy_skb_header+0x350/0x6b0
[  222.055908]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  222.060398]  ? skb_checksum+0x140/0x140
[  222.064376]  ? trace_hardirqs_on+0xbd/0x310
[  222.068721]  ? skb_clone+0x1bb/0x500
[  222.072445]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  222.077887]  ? kasan_unpoison_shadow+0x35/0x50
[  222.082466]  ? kasan_check_write+0x14/0x20
[  222.086702]  ? __skb_clone+0x6c7/0xa00
[  222.090605]  ? __copy_skb_header+0x6b0/0x6b0
[  222.095056]  ? kmem_cache_alloc+0x306/0x730
[  222.099382]  skb_ensure_writable+0x3dd/0x640
[  222.103797]  ? skb_cow_data+0xf10/0xf10
[  222.107782]  ? check_preemption_disabled+0x48/0x200
[  222.112794]  ? __this_cpu_preempt_check+0x1c/0x1f
[  222.117629]  ? __bpf_redirect+0x54b/0xb20
[  222.121777]  ? __switch_to_asm+0x34/0x70
[  222.125839]  bpf_clone_redirect+0x14a/0x490
[  222.130181]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  222.135196]  ? __sched_text_start+0x8/0x8
[  222.139344]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  222.144095]  ? retint_kernel+0x2d/0x2d
[  222.148116]  ? trace_hardirqs_on_caller+0xc0/0x310
[  222.153055]  ? retint_kernel+0x2d/0x2d
[  222.156951]  ? trace_hardirqs_on_caller+0xc0/0x310
[  222.161897]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  222.166662]  ? trace_hardirqs_off+0x310/0x310
[  222.171154]  ? retint_kernel+0x1b/0x2d
[  222.175042]  ? lock_acquire+0x1ed/0x520
[  222.179029]  ? bpf_test_run+0x3cb/0x780
[  222.183002]  ? lock_downgrade+0x900/0x900
[  222.187152]  ? lock_release+0x970/0x970
[  222.191126]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  222.196931]  ? preempt_schedule_common+0x1f/0xd0
[  222.201687]  ? preempt_schedule+0x4d/0x60
[  222.205849]  ? ___preempt_schedule+0x16/0x18
[  222.210274]  ? bpf_test_run+0x25d/0x780
[  222.214257]  ? netlink_diag_dump+0x2a0/0x2a0
[  222.218680]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  222.224237]  ? bpf_test_init.isra.9+0x70/0x100
[  222.228848]  ? bpf_prog_test_run_skb+0x634/0xb40
[  222.233601]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  222.238470]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  222.244004]  ? fput+0x130/0x1a0
[  222.247281]  ? __bpf_prog_get+0x9b/0x290
[  222.251372]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  222.256204]  ? bpf_prog_test_run+0x130/0x1a0
[  222.260609]  ? __x64_sys_bpf+0x3d8/0x510
[  222.264667]  ? bpf_prog_get+0x20/0x20
[  222.268470]  ? __x64_sys_futex+0x4bc/0x6a0
[  222.272703]  ? do_syscall_64+0x1b9/0x820
[  222.276774]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  222.282132]  ? syscall_return_slowpath+0x5e0/0x5e0
[  222.287087]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  222.291930]  ? trace_hardirqs_on_caller+0x310/0x310
[  222.296974]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  222.302001]  ? prepare_exit_to_usermode+0x291/0x3b0
[  222.307025]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  222.311869]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  222.317231] warn_alloc_show_mem: 1 callbacks suppressed
[  222.317242] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  222.317243] Mem-Info:
[  222.317271] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  222.317271]  active_file:17 inactive_file:13 isolated_file:0
[  222.317271]  unevictable:0 dirty:0 writeback:0 unstable:0
[  222.317271]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  222.317271]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  222.317271]  free:13756 free_pcp:276 free_cma:0
[  222.322609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  222.329627] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  222.332032] Call Trace:
[  222.364997] Node 0 
[  222.374366]  <IRQ>
[  222.402124] 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
[  222.404680]  dump_stack+0x1c4/0x2b4
[  222.406885] lowmem_reserve[]:
[  222.409025]  ? dump_stack_print_info.cold.2+0x52/0x52
[  222.434503]  0
[  222.438119]  warn_alloc.cold.119+0xb7/0x1bd
[  222.441198]  2819
[  222.446396]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  222.448210]  6323
[  222.452531]  ? lock_downgrade+0x900/0x900
[  222.454589]  6323
[  222.459435]  ? trace_hardirqs_off+0xb8/0x310
[  222.465613]  ? trace_hardirqs_off+0xb8/0x310
[  222.467725] Node 0 
[  222.472122]  __alloc_pages_slowpath+0x2667/0x2d80
[  222.476537] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  222.478767]  ? warn_alloc+0x120/0x120
[  222.483584] lowmem_reserve[]:
[  222.510818]  ? trace_hardirqs_on+0x310/0x310
[  222.514632]  0
[  222.517759]  ? warn_alloc+0x120/0x120
[  222.522160]  0
[  222.523962]  ? warn_alloc+0x120/0x120
[  222.527746]  3503
[  222.529537]  ? ktime_get+0x2e1/0x440
[  222.533332]  3503
[  222.535390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.541147]  ? check_preemption_disabled+0x48/0x200
[  222.546690] Node 0 Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  222.551736]  ? kasan_check_read+0x11/0x20
[  222.551752]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  222.580788] lowmem_reserve[]:
[  222.584938]  ? should_fail+0x22d/0xd01
[  222.590443]  0
[  222.593551]  ? rcu_bh_qs+0xc0/0xc0
[  222.597415]  0
[  222.599215]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  222.602734]  0
[  222.604527]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  222.609606]  0
[  222.611401]  ? should_fail+0x22d/0xd01
[  222.618726]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  222.622607] Node 0 
[  222.627700]  ? should_fail+0x22d/0xd01
[  222.627702] DMA: 1*4kB 
[  222.629948]  ? rcu_idle_enter+0x4b0/0x4b0
[  222.633823] (U) 
[  222.636412]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  222.640562] 0*8kB 
[  222.642542]  ? mark_held_locks+0x130/0x130
[  222.647617] 0*16kB 
[  222.649754]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.653980] 1*32kB 
[  222.656211]  ? mark_held_locks+0x130/0x130
[  222.661724] (U) 
[  222.664000]  ? rcu_irq_exit+0xce/0x100
[  222.668243] 2*64kB 
[  222.670243]  ? irq_exit+0xbd/0x1c0
[  222.674103] (U) 
[  222.676351]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  222.679894] 1*128kB 
[  222.681866]  ? do_raw_spin_unlock+0xa7/0x2f0
[  222.686848] (U) 
[  222.689164]  ? smp_call_function_single_interrupt+0x650/0x650
[  222.693544] 1*256kB 
[  222.695514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.701383] (U) 
[  222.703703]  ? ret_from_intr+0xb/0x1e
[  222.709245] 0*512kB 
[  222.711209]  ? retint_kernel+0x2d/0x2d
[  222.714998] 1*1024kB 
[  222.717349]  ? trace_hardirqs_on_caller+0xc0/0x310
[  222.721228] (U) 
[  222.723636]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  222.728540] 1*2048kB 
[  222.730510]  ? trace_hardirqs_off+0x310/0x310
[  222.735236] (M) 
[  222.737643]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  222.742112] 3*4096kB 
[  222.744130]  __alloc_pages_nodemask+0xa80/0xde0
[  222.749216] (M) 
[  222.751623]  ? should_fail+0x22d/0xd01
[  222.756262] = 15908kB
[  222.758254]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  222.762130] Node 0 
[  222.764576]  ? ____cache_alloc_node+0x1c7/0x1e0
[  222.769578] DMA32: 
[  222.771804]  ? lock_downgrade+0x900/0x900
[  222.776445] 2*4kB 
[  222.778674]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.782797] (M) 
[  222.784961]  cache_grow_begin+0x91/0x8c0
[  222.790479] 1*8kB 
[  222.792457]  ? do_raw_spin_unlock+0xa7/0x2f0
[  222.796490] (M) 
[  222.798638]  fallback_alloc+0x203/0x2e0
[  222.803018] 2*16kB 
[  222.805053]  ____cache_alloc_node+0x1c7/0x1e0
[  222.809043] (M) 
[  222.811267]  kmem_cache_alloc_node+0xe3/0x730
[  222.815748] 3*32kB 
[  222.817725]  ? ipv6_get_ifaddr+0x42e/0x620
[  222.822211] (MH) 
[  222.824454]  __alloc_skb+0x119/0x770
[  222.828672] 5*64kB 
[  222.830754]  ? skb_scrub_packet+0x490/0x490
[  222.834455] (MH) 
[  222.836682]  ? lock_downgrade+0x900/0x900
[  222.841008] 3*128kB 
[  222.843075]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.847192] (M) 
[  222.849541]  ? refcount_sub_and_test_checked+0x203/0x310
[  222.855049] 5*256kB 
[  222.857019]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  222.862441] (UMH) 
[  222.864769]  ? addrconf_rs_timer+0x690/0x690
[  222.870192] 5*512kB 
[  222.872330]  ndisc_alloc_skb+0x144/0x340
[  222.876726] (UMH) 
[  222.879052]  ndisc_send_rs+0x331/0x6e0
[  222.883091] 4*1024kB 
[  222.885249]  addrconf_rs_timer+0x314/0x690
[  222.889109] (UMH) 
[  222.891526]  ? kasan_check_read+0x11/0x20
[  222.895738] 2*2048kB 
[  222.897891]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  222.902012] (M) 
[  222.904417]  call_timer_fn+0x272/0x920
[  222.908654] 3*4096kB 
[  222.910625]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  222.914484] (M) 
[  222.916901]  ? process_timeout+0x40/0x40
[  222.921106] = 25168kB
[  222.923099]  ? trace_hardirqs_off+0xb8/0x310
[  222.927131] Node 0 
[  222.929541]  ? kasan_check_read+0x11/0x20
[  222.933931] Normal: 
[  222.936160]  ? do_raw_spin_unlock+0xa7/0x2f0
[  222.940278] 1081*4kB 
[  222.942602]  ? trace_hardirqs_on+0x310/0x310
[  222.947403] (UMEH) 387*8kB 
[  222.949814]  ? __run_timers+0x7da/0xc70
[  222.954192] (ME) 
[  222.957141]  ? lock_downgrade+0x900/0x900
[  222.961089] 152*16kB 
[  222.963169]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  222.967287] (UME) 
[  222.969701]  ? trace_hardirqs_on+0xbd/0x310
[  222.974796] 54*32kB 
[  222.976932]  ? kasan_check_read+0x11/0x20
[  222.981248] (UME) 
[  222.983577]  ? __run_timers+0x7da/0xc70
[  222.987703] 21*64kB 
[  222.989851]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  222.993798] (UM) 
[  222.996108]  ? kasan_check_write+0x14/0x20
[  223.001535] 0*128kB 
[  223.003586]  ? do_raw_spin_lock+0xc1/0x200
[  223.007799] 0*256kB 
[  223.010112]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  223.014327] 2*512kB 
[  223.016663]  __run_timers+0x7e5/0xc70
[  223.020889] (U) 
[  223.023212]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  223.026998] 0*1024kB 
[  223.028994]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  223.034336] 0*2048kB 
[  223.036746]  ? timerqueue_add+0x207/0x2b0
[  223.041737] 0*4096kB 
[  223.044162]  ? enqueue_hrtimer+0x1a5/0x560
[  223.048283] = 13948kB
[  223.050698]  ? lock_release+0x970/0x970
[  223.054925] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  223.057340]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  223.061290] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  223.070139]  ? check_preemption_disabled+0x48/0x200
[  223.075308] 4244 total pagecache pages
[  223.084367]  ? kasan_check_write+0x14/0x20
[  223.089368] 0 pages in swap cache
[  223.093244]  ? pvclock_read_flags+0x160/0x160
[  223.097462] Swap cache stats: add 0, delete 0, find 0/0
[  223.100924]  ? lock_downgrade+0x900/0x900
[  223.105449] Free swap  = 0kB
[  223.110808]  ? trace_hardirqs_on+0xbd/0x310
[  223.114939] Total swap = 0kB
[  223.117961]  ? kvm_sched_clock_read+0x9/0x20
[  223.122390] 1965979 pages RAM
[  223.125397]  ? irq_exit+0x17f/0x1c0
[  223.129778] 0 pages HighMem/MovableOnly
[  223.132872]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.136477] 342307 pages reserved
[  223.140475]  ? check_preemption_disabled+0x48/0x200
[  223.146009] 0 pages cma reserved
[  223.149466]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.154546] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  223.157838]  run_timer_softirq+0x52/0xb0
[  223.157850]  ? __this_cpu_preempt_check+0x1c/0x1f
[  223.157864]  __do_softirq+0x30b/0xad8
[  223.163464] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  223.169908]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  223.173940] syz-executor2 cpuset=
[  223.178776]  ? pvclock_read_flags+0x160/0x160
[  223.182549] syz2
[  223.193045]  ? lapic_next_event+0x5a/0x90
[  223.198172]  mems_allowed=0
[  223.201621]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.220657]  ? clockevents_program_event+0x140/0x370
[  223.225764]  ? kvm_clock_read+0x18/0x30
[  223.229750]  ? kvm_sched_clock_read+0x9/0x20
[  223.234184]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.239819]  ? check_preemption_disabled+0x48/0x200
[  223.244851]  irq_exit+0x17f/0x1c0
[  223.248316]  smp_apic_timer_interrupt+0x1cb/0x760
[  223.253157]  ? smp_reschedule_interrupt+0x109/0x650
[  223.258166]  ? smp_call_function_single_interrupt+0x650/0x650
[  223.264066]  ? interrupt_entry+0xb5/0xf0
[  223.268119]  ? trace_hardirqs_off_caller+0xbb/0x310
[  223.273141]  ? trace_hardirqs_off_caller+0xbb/0x310
[  223.278149]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  223.283040]  ? trace_hardirqs_on_caller+0x310/0x310
[  223.288056]  ? trace_hardirqs_on_caller+0x310/0x310
[  223.293107]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  223.298640]  ? check_preemption_disabled+0x48/0x200
[  223.303658]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  223.309192]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  223.314054]  apic_timer_interrupt+0xf/0x20
[  223.318300]  </IRQ>
[  223.320538] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  223.325748] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  223.344640] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  223.352343] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  223.359624] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  223.366884] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  223.374152] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  223.381440] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  223.388718]  ? trace_hardirqs_on+0x9a/0x310
[  223.393064]  ? trace_hardirqs_on+0xb4/0x310
[  223.397408]  retint_kernel+0x1b/0x2d
[  223.401140] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  223.406417] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  223.425331] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  223.433063] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  223.440327] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  223.447585] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  223.454848] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  223.462113] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  223.469414]  ? trace_hardirqs_on+0x9a/0x310
[  223.473762]  ? arch_local_irq_restore+0x45/0x52
[  223.478451]  dump_stack+0x26a/0x2b4
[  223.482080]  ? dump_stack_print_info.cold.2+0x52/0x52
[  223.487264]  ? mark_held_locks+0x130/0x130
[  223.491492]  ? mark_held_locks+0x130/0x130
[  223.495756]  dump_header+0x27b/0xf72
[  223.499470]  ? rcu_read_unlock+0x16/0x60
[  223.503549]  ? pagefault_out_of_memory+0x197/0x197
[  223.508477]  ? mark_held_locks+0x130/0x130
[  223.512720]  ? percpu_ref_put_many+0x13e/0x260
[  223.517326]  ? mem_cgroup_charge_statistics+0x780/0x780
[  223.522703]  ? mem_cgroup_iter+0x1f7/0x1160
[  223.527040]  ? mark_held_locks+0x130/0x130
[  223.531289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.536816]  ? task_will_free_mem+0x239/0xb30
[  223.541309]  ? ___ratelimit+0x36f/0x655
[  223.545278]  ? lock_downgrade+0x900/0x900
[  223.549438]  ? trace_hardirqs_on+0xbd/0x310
[  223.553865]  ? kasan_check_read+0x11/0x20
[  223.558048]  ? ___ratelimit+0x36f/0x655
[  223.562025]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  223.567470]  ? trace_hardirqs_on+0x310/0x310
[  223.571908]  ? lock_downgrade+0x900/0x900
[  223.576069]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  223.581190]  ? ___ratelimit+0xaa/0x655
[  223.585103]  ? idr_get_free+0xec0/0xec0
[  223.589103]  ? kasan_check_write+0x14/0x20
[  223.593401]  ? do_raw_spin_lock+0xc1/0x200
[  223.597641]  oom_kill_process.cold.27+0x10/0x903
[  223.602393]  ? lock_downgrade+0x900/0x900
[  223.606565]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  223.612360]  ? oom_evaluate_task+0x540/0x540
[  223.616781]  ? shrink_node+0x16b0/0x16b0
[  223.620853]  ? oom_unkillable_task+0x383/0x580
[  223.625460]  ? out_of_memory+0x974/0x1430
[  223.629650]  ? lock_downgrade+0x900/0x900
[  223.633827]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  223.639622]  ? __cpuset_node_allowed+0x19b/0x660
[  223.644383]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  223.649917]  ? oom_evaluate_task+0x302/0x540
[  223.654321]  out_of_memory+0xa84/0x1430
[  223.658293]  ? oom_killer_disable+0x3a0/0x3a0
[  223.662780]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  223.667700]  ? __mutex_add_waiter+0x2a0/0x2a0
[  223.672206]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  223.677226]  ? find_next_bit+0x104/0x130
[  223.681281]  __alloc_pages_slowpath+0x2318/0x2d80
[  223.686134]  ? warn_alloc+0x120/0x120
[  223.689942]  ? __radix_tree_lookup+0x4c0/0x4c0
[  223.694568]  ? find_get_entry+0x2f2/0xc40
[  223.698720]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  223.703639]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  223.709186]  ? should_fail+0x22d/0xd01
[  223.713086]  ? ___might_sleep+0x1ed/0x300
[  223.717280]  ? lock_release+0x970/0x970
[  223.721263]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  223.726481]  ? debug_smp_processor_id+0x1c/0x20
[  223.731174]  ? __might_sleep+0x95/0x190
[  223.735147]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  223.739986]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  223.745010]  ? lock_downgrade+0x900/0x900
[  223.749157]  ? ___might_sleep+0x1ed/0x300
[  223.753302]  ? lock_release+0x970/0x970
[  223.757287]  ? arch_local_save_flags+0x40/0x40
[  223.761914]  ? finish_task_switch+0x1f5/0x900
[  223.766409]  ? __might_sleep+0x95/0x190
[  223.770434]  __alloc_pages_nodemask+0xa80/0xde0
[  223.775177]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  223.780210]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  223.786035]  ? kasan_check_write+0x14/0x20
[  223.790272]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  223.794948]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.800490]  ? __do_page_cache_readahead+0x7ce/0x980
[  223.805612]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  223.811162]  alloc_pages_current+0x10c/0x210
[  223.815603]  ? lock_downgrade+0x900/0x900
[  223.819752]  __page_cache_alloc+0x38f/0x5b0
[  223.824080]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  223.829899]  ? ext4_filemap_fault+0x82/0xad
[  223.834245]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  223.838941]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  223.844482]  ? check_preemption_disabled+0x48/0x200
[  223.849523]  filemap_fault+0x1594/0x25f0
[  223.853586]  ? __lock_page_or_retry+0xa00/0xa00
[  223.858251]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  223.864071]  ? unwind_dump+0x190/0x190
[  223.867997]  ? is_bpf_text_address+0xd3/0x170
[  223.872504]  ? filemap_map_pages+0xdea/0x1980
[  223.877009]  ? find_get_pages_range_tag+0x1320/0x1320
[  223.882196]  ? save_stack+0xa9/0xd0
[  223.885841]  ? save_stack+0x43/0xd0
[  223.889527]  ? __kasan_slab_free+0x102/0x150
[  223.893932]  ? __sigqueue_free.part.27+0x7d/0xa0
[  223.898677]  ? __dequeue_signal+0x530/0x7d0
[  223.903010]  ? dequeue_signal+0x26c/0x630
[  223.907157]  ? get_signal+0x3ec/0x1980
[  223.911035]  ? do_signal+0x9c/0x21e0
[  223.914750]  ? exit_to_usermode_loop+0x2e5/0x380
[  223.919506]  ? mark_held_locks+0x130/0x130
[  223.923751]  ? trace_hardirqs_on+0x310/0x310
[  223.928175]  ? lock_acquire+0x1ed/0x520
[  223.932154]  ? ext4_filemap_fault+0x7a/0xad
[  223.936502]  ? lock_release+0x970/0x970
[  223.940473]  ? arch_local_save_flags+0x40/0x40
[  223.945066]  ? mark_held_locks+0x130/0x130
[  223.949308]  ? trace_hardirqs_off+0xb8/0x310
[  223.953731]  ? down_read+0xb0/0x1d0
[  223.957432]  ? ext4_filemap_fault+0x7a/0xad
[  223.961854]  ? __down_interruptible+0x700/0x700
[  223.966513]  ? kmem_cache_free+0x21a/0x290
[  223.970757]  ? __sigqueue_free.part.27+0x7d/0xa0
[  223.975510]  ? __dequeue_signal+0xf9/0x7d0
[  223.979786]  ext4_filemap_fault+0x82/0xad
[  223.983928]  __do_fault+0x100/0x6b0
[  223.987553]  ? print_bad_pte+0x6c0/0x6c0
[  223.991606]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  223.997134]  ? pmd_val+0x88/0x100
[  224.000583]  ? add_mm_counter_fast+0xd0/0xd0
[  224.004987]  ? pmd_val+0x88/0x100
[  224.008449]  ? add_mm_counter_fast+0xd0/0xd0
[  224.012891]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  224.018438]  __handle_mm_fault+0x3709/0x53e0
[  224.022881]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  224.027738]  ? kasan_check_write+0x14/0x20
[  224.031975]  ? do_raw_spin_lock+0xc1/0x200
[  224.036205]  ? _raw_spin_unlock_irq+0x60/0x80
[  224.040720]  ? __set_current_blocked+0xe4/0x120
[  224.045434]  ? lock_acquire+0x1ed/0x520
[  224.049407]  ? handle_mm_fault+0x42a/0xc70
[  224.053637]  ? lock_downgrade+0x900/0x900
[  224.057796]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  224.063600]  ? __do_page_fault+0x67d/0xed0
[  224.068000]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  224.073444]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  224.078972]  ? check_preemption_disabled+0x48/0x200
[  224.083989]  handle_mm_fault+0x54f/0xc70
[  224.088057]  ? __handle_mm_fault+0x53e0/0x53e0
[  224.092733]  ? find_vma+0x34/0x190
[  224.096273]  __do_page_fault+0x67d/0xed0
[  224.100379]  ? mm_fault_error+0x380/0x380
[  224.104542]  ? syscall_slow_exit_work+0x520/0x520
[  224.109382]  do_page_fault+0xf2/0x7e0
[  224.113181]  ? vmalloc_sync_all+0x30/0x30
[  224.117387]  ? error_entry+0x70/0xd0
[  224.121116]  ? trace_hardirqs_off_caller+0xbb/0x310
[  224.126141]  ? trace_hardirqs_on_caller+0xc0/0x310
[  224.131082]  ? syscall_return_slowpath+0x5e0/0x5e0
[  224.136030]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  224.140884]  ? trace_hardirqs_on_caller+0x310/0x310
[  224.145894]  ? trace_hardirqs_off+0x310/0x310
[  224.150395]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  224.155415]  ? prepare_exit_to_usermode+0x291/0x3b0
[  224.160423]  ? page_fault+0x8/0x30
[  224.163972]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  224.168832]  ? page_fault+0x8/0x30
[  224.172393]  page_fault+0x1e/0x30
[  224.175842] RIP: 0033:0x45db60
[  224.179033] Code: Bad RIP value.
[  224.182413] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  224.187774] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  224.195034] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  224.202324] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  224.209582] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  224.216840] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  224.224119] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  224.224160] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  224.231383] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  224.231387] Call Trace:
[  224.231391]  <IRQ>
[  224.231405]  dump_stack+0x1c4/0x2b4
[  224.231420]  ? dump_stack_print_info.cold.2+0x52/0x52
[  224.238062] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  224.247258]  warn_alloc.cold.119+0xb7/0x1bd
[  224.249815] syz-fuzzer cpuset=
[  224.251960]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  224.255556] /
[  224.260769]  ? lock_downgrade+0x900/0x900
[  224.270992]  mems_allowed=0
[  224.275328]  ? trace_hardirqs_off+0xb8/0x310
[  224.296484]  ? trace_hardirqs_off+0xb8/0x310
[  224.300933]  __alloc_pages_slowpath+0x2667/0x2d80
[  224.305800]  ? warn_alloc+0x120/0x120
[  224.309625]  ? warn_alloc+0x120/0x120
[  224.313464]  ? warn_alloc+0x120/0x120
[  224.317278]  ? mark_held_locks+0x130/0x130
[  224.321552]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.327111]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  224.332651]  ? should_fail+0x22d/0xd01
[  224.336532]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  224.341624]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  224.347150]  ? should_fail+0x22d/0xd01
[  224.351030]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  224.356126]  ? should_fail+0x22d/0xd01
[  224.360005]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  224.365099]  ? mark_held_locks+0x130/0x130
[  224.369341]  ? mark_held_locks+0x130/0x130
[  224.373569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.379108]  ? trace_hardirqs_off+0xb8/0x310
[  224.383534]  ? kasan_check_read+0x11/0x20
[  224.387680]  ? do_raw_spin_unlock+0xa7/0x2f0
[  224.392089]  ? trace_hardirqs_on+0x310/0x310
[  224.396488]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.402025]  ? wq_watchdog_touch+0x9c/0xfe
[  224.406255]  ? io_serial_in+0x11/0x90
[  224.410081]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.415618]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  224.420753]  __alloc_pages_nodemask+0xa80/0xde0
[  224.425413]  ? should_fail+0x22d/0xd01
[  224.429294]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  224.434317]  ? ____cache_alloc_node+0x1c7/0x1e0
[  224.438976]  ? lock_downgrade+0x900/0x900
[  224.443120]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.448659]  cache_grow_begin+0x91/0x8c0
[  224.452735]  ? do_raw_spin_unlock+0xa7/0x2f0
[  224.457148]  fallback_alloc+0x203/0x2e0
[  224.461171]  ____cache_alloc_node+0x1c7/0x1e0
[  224.465693]  kmem_cache_alloc_node+0xe3/0x730
[  224.470195]  ? ipv6_get_ifaddr+0x42e/0x620
[  224.474433]  __alloc_skb+0x119/0x770
[  224.478141]  ? skb_scrub_packet+0x490/0x490
[  224.482473]  ? lock_downgrade+0x900/0x900
[  224.486621]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.492171]  ? refcount_sub_and_test_checked+0x203/0x310
[  224.497617]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  224.503077]  ? addrconf_rs_timer+0x690/0x690
[  224.507492]  ndisc_alloc_skb+0x144/0x340
[  224.511550]  ndisc_send_rs+0x331/0x6e0
[  224.515443]  addrconf_rs_timer+0x314/0x690
[  224.519804]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  224.524074]  call_timer_fn+0x272/0x920
[  224.527993]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  224.532351]  ? process_timeout+0x40/0x40
[  224.536417]  ? trace_hardirqs_off+0xb8/0x310
[  224.540818]  ? kasan_check_read+0x11/0x20
[  224.545007]  ? do_raw_spin_unlock+0xa7/0x2f0
[  224.549435]  ? trace_hardirqs_on+0x310/0x310
[  224.553871]  ? __run_timers+0x7da/0xc70
[  224.557893]  ? lock_downgrade+0x900/0x900
[  224.562039]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  224.567141]  ? trace_hardirqs_on+0xbd/0x310
[  224.571473]  ? kasan_check_read+0x11/0x20
[  224.575630]  ? __run_timers+0x7da/0xc70
[  224.579599]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  224.585081]  ? kasan_check_write+0x14/0x20
[  224.589313]  ? do_raw_spin_lock+0xc1/0x200
[  224.593550]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  224.597801]  __run_timers+0x7e5/0xc70
[  224.601620]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  224.606977]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  224.611989]  ? timerqueue_add+0x207/0x2b0
[  224.616138]  ? enqueue_hrtimer+0x1a5/0x560
[  224.620379]  ? lock_release+0x970/0x970
[  224.624349]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  224.629579]  ? kasan_check_write+0x14/0x20
[  224.633851]  ? pvclock_read_flags+0x160/0x160
[  224.638366]  ? lock_downgrade+0x900/0x900
[  224.642528]  ? trace_hardirqs_on+0xbd/0x310
[  224.646841]  ? kvm_sched_clock_read+0x9/0x20
[  224.651259]  ? irq_exit+0x17f/0x1c0
[  224.654882]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.660432]  ? check_preemption_disabled+0x48/0x200
[  224.665442]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.670977]  run_timer_softirq+0x52/0xb0
[  224.675038]  ? __this_cpu_preempt_check+0x1c/0x1f
[  224.679885]  __do_softirq+0x30b/0xad8
[  224.683683]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  224.688785]  ? pvclock_read_flags+0x160/0x160
[  224.693274]  ? lapic_next_event+0x5a/0x90
[  224.697411]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.703023]  ? clockevents_program_event+0x140/0x370
[  224.708141]  ? kvm_clock_read+0x18/0x30
[  224.712154]  ? kvm_sched_clock_read+0x9/0x20
[  224.716574]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.722120]  ? check_preemption_disabled+0x48/0x200
[  224.727141]  irq_exit+0x17f/0x1c0
[  224.730587]  smp_apic_timer_interrupt+0x1cb/0x760
[  224.735419]  ? smp_reschedule_interrupt+0x109/0x650
[  224.740562]  ? smp_call_function_single_interrupt+0x650/0x650
[  224.746436]  ? interrupt_entry+0xb5/0xf0
[  224.750487]  ? trace_hardirqs_off_caller+0xbb/0x310
[  224.755496]  ? trace_hardirqs_off_caller+0xbb/0x310
[  224.760504]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  224.765344]  ? trace_hardirqs_on_caller+0x310/0x310
[  224.770370]  ? trace_hardirqs_on_caller+0x310/0x310
[  224.775377]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.780906]  ? check_preemption_disabled+0x48/0x200
[  224.785954]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  224.790800]  apic_timer_interrupt+0xf/0x20
[  224.795022]  </IRQ>
[  224.797295] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  224.803174] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  224.822170] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  224.829893] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  224.837151] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  224.844416] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  224.851689] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  224.858954] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  224.866242]  ? trace_hardirqs_on+0xb4/0x310
[  224.870599]  ? save_stack+0xa9/0xd0
[  224.874224]  __kmalloc_node_track_caller+0x33/0x70
[  224.879152]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  224.883918]  pskb_expand_head+0x230/0x10f0
[  224.888142]  ? lock_downgrade+0x900/0x900
[  224.892283]  ? check_preemption_disabled+0x48/0x200
[  224.897295]  ? memcpy+0x45/0x50
[  224.900577]  ? __copy_skb_header+0x350/0x6b0
[  224.904983]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  224.909479]  ? skb_checksum+0x140/0x140
[  224.913461]  ? trace_hardirqs_on+0xbd/0x310
[  224.917801]  ? skb_clone+0x1bb/0x500
[  224.921536]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  224.926986]  ? kasan_unpoison_shadow+0x35/0x50
[  224.931563]  ? kasan_check_write+0x14/0x20
[  224.935787]  ? __skb_clone+0x6c7/0xa00
[  224.939675]  ? __copy_skb_header+0x6b0/0x6b0
[  224.944081]  ? kmem_cache_alloc+0x306/0x730
[  224.948975]  skb_ensure_writable+0x3dd/0x640
[  224.953380]  ? skb_cow_data+0xf10/0xf10
[  224.957356]  ? check_preemption_disabled+0x48/0x200
[  224.962371]  ? __this_cpu_preempt_check+0x1c/0x1f
[  224.967207]  ? __bpf_redirect+0x54b/0xb20
[  224.971354]  ? __switch_to_asm+0x34/0x70
[  224.975413]  bpf_clone_redirect+0x14a/0x490
[  224.979742]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  224.984772]  ? __sched_text_start+0x8/0x8
[  224.988916]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  224.993668]  ? retint_kernel+0x2d/0x2d
[  224.997567]  ? trace_hardirqs_on_caller+0xc0/0x310
[  225.002490]  ? retint_kernel+0x2d/0x2d
[  225.006391]  ? trace_hardirqs_on_caller+0xc0/0x310
[  225.011353]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  225.016106]  ? trace_hardirqs_off+0x310/0x310
[  225.020630]  ? retint_kernel+0x1b/0x2d
[  225.024518]  ? lock_acquire+0x1ed/0x520
[  225.028485]  ? bpf_test_run+0x3cb/0x780
[  225.032451]  ? lock_downgrade+0x900/0x900
[  225.036595]  ? lock_release+0x970/0x970
[  225.040568]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  225.046366]  ? preempt_schedule_common+0x1f/0xd0
[  225.051132]  ? preempt_schedule+0x4d/0x60
[  225.055275]  ? ___preempt_schedule+0x16/0x18
[  225.059690]  ? bpf_test_run+0x25d/0x780
[  225.063705]  ? netlink_diag_dump+0x2a0/0x2a0
[  225.068122]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  225.073654]  ? bpf_test_init.isra.9+0x70/0x100
[  225.078228]  ? bpf_prog_test_run_skb+0x634/0xb40
[  225.083039]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  225.087888]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  225.093414]  ? fput+0x130/0x1a0
[  225.096689]  ? __bpf_prog_get+0x9b/0x290
[  225.100821]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  225.105659]  ? bpf_prog_test_run+0x130/0x1a0
[  225.110064]  ? __x64_sys_bpf+0x3d8/0x510
[  225.114117]  ? bpf_prog_get+0x20/0x20
[  225.117930]  ? __x64_sys_futex+0x4bc/0x6a0
[  225.122163]  ? do_syscall_64+0x1b9/0x820
[  225.126225]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  225.131584]  ? syscall_return_slowpath+0x5e0/0x5e0
[  225.136515]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  225.141356]  ? trace_hardirqs_on_caller+0x310/0x310
[  225.146372]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  225.151415]  ? prepare_exit_to_usermode+0x291/0x3b0
[  225.156431]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  225.161293]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  225.166669] warn_alloc_show_mem: 1 callbacks suppressed
[  225.166680] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  225.166681] Mem-Info:
[  225.166707] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  225.166707]  active_file:17 inactive_file:13 isolated_file:0
[  225.166707]  unevictable:0 dirty:0 writeback:0 unstable:0
[  225.166707]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  225.166707]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  225.166707]  free:13756 free_pcp:276 free_cma:0
[  225.172086] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  225.179137] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  225.181583] Call Trace:
[  225.214545] Node 0 
[  225.223909]  <IRQ>
[  225.251670] 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
[  225.254243]  dump_stack+0x1c4/0x2b4
[  225.256452] lowmem_reserve[]:
[  225.258592]  ? dump_stack_print_info.cold.2+0x52/0x52
[  225.284081]  0
[  225.287721]  warn_alloc.cold.119+0xb7/0x1bd
[  225.290805]  2819
[  225.295981]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  225.297756]  6323
[  225.302115]  ? lock_downgrade+0x900/0x900
[  225.304248]  6323
[  225.309115]  ? trace_hardirqs_off+0xb8/0x310
[  225.311162] Node 0 
[  225.315322]  ? trace_hardirqs_off+0xb8/0x310
[  225.317377] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  225.321764]  __alloc_pages_slowpath+0x2667/0x2d80
[  225.323996] lowmem_reserve[]:
[  225.328416]  ? warn_alloc+0x120/0x120
[  225.355614]  0
[  225.360463]  ? trace_hardirqs_on+0x310/0x310
[  225.363541]  0
[  225.367332]  ? warn_alloc+0x120/0x120
[  225.369111]  3503
[  225.373526]  ? warn_alloc+0x120/0x120
[  225.375318]  3503
[  225.379124]  ? ktime_get+0x2e1/0x440
[  225.384967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.387005] Node 0 
[  225.390706]  ? check_preemption_disabled+0x48/0x200
[  225.396293] Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  225.398490]  ? kasan_check_read+0x11/0x20
[  225.403512] lowmem_reserve[]:
[  225.432215]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  225.436455]  0
[  225.439580]  ? should_fail+0x22d/0xd01
[  225.445104]  0
[  225.446916]  ? rcu_bh_qs+0xc0/0xc0
[  225.450777]  0
[  225.452568]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  225.456123]  0
[  225.457918]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  225.464813]  ? should_fail+0x22d/0xd01
[  225.470327] Node 0 DMA: 
[  225.474220]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  225.476892] 1*4kB 
[  225.481987]  ? should_fail+0x22d/0xd01
[  225.481990] (U) 0*8kB 
[  225.484145]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  225.488012] 0*16kB 
[  225.490503]  ? mark_held_locks+0x130/0x130
[  225.495590] 1*32kB 
[  225.497831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.502050] (U) 
[  225.504307]  ? mark_held_locks+0x130/0x130
[  225.509831] 2*64kB 
[  225.511915]  ? mark_held_locks+0x130/0x130
[  225.516121] (U) 
[  225.518361]  ? lock_downgrade+0x900/0x900
[  225.522571] 1*128kB 
[  225.524540]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.528670] (U) 
[  225.530984]  ? trace_hardirqs_off+0xb8/0x310
[  225.536510] 1*256kB 
[  225.538481]  ? kasan_check_read+0x11/0x20
[  225.542865] (U) 
[  225.545198]  ? do_raw_spin_unlock+0xa7/0x2f0
[  225.549321] 0*512kB 
[  225.551287]  ? trace_hardirqs_on+0x310/0x310
[  225.555667] 1*1024kB 
[  225.558056]  ? kasan_check_write+0x14/0x20
[  225.562468] (U) 
[  225.564869]  ? do_raw_spin_lock+0xc1/0x200
[  225.569091] 1*2048kB 
[  225.571103]  __alloc_pages_nodemask+0xa80/0xde0
[  225.575325] (M) 
[  225.577742]  ? should_fail+0x22d/0xd01
[  225.582413] 3*4096kB 
[  225.584387]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  225.588244] (M) 
[  225.590652]  ? ____cache_alloc_node+0x1c7/0x1e0
[  225.595649] = 15908kB
[  225.597665]  ? lock_downgrade+0x900/0x900
[  225.602407] Node 0 
[  225.604813]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.608928] DMA32: 
[  225.611168]  cache_grow_begin+0x91/0x8c0
[  225.616719] 2*4kB 
[  225.618958]  ? do_raw_spin_unlock+0xa7/0x2f0
[  225.623022] (M) 
[  225.625199]  fallback_alloc+0x203/0x2e0
[  225.629642] 1*8kB 
[  225.631613]  ____cache_alloc_node+0x1c7/0x1e0
[  225.635607] (M) 
[  225.637762]  kmem_cache_alloc_node+0xe3/0x730
[  225.642225] 2*16kB (M) 
[  225.644198]  ? ipv6_get_ifaddr+0x42e/0x620
[  225.648677] 3*32kB 
[  225.651272]  __alloc_skb+0x119/0x770
[  225.655577] (MH) 
[  225.657822]  ? skb_scrub_packet+0x490/0x490
[  225.661510] 5*64kB 
[  225.663561]  ? lock_downgrade+0x900/0x900
[  225.667859] (MH) 
[  225.670081]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.674216] 3*128kB 
[  225.676282]  ? refcount_sub_and_test_checked+0x203/0x310
[  225.681805] (M) 
[  225.684130]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  225.689560] 5*256kB 
[  225.691535]  ? addrconf_rs_timer+0x690/0x690
[  225.696972] (UMH) 
[  225.699296]  ndisc_alloc_skb+0x144/0x340
[  225.703720] 5*512kB 
[  225.705894]  ndisc_send_rs+0x331/0x6e0
[  225.709950] (UMH) 
[  225.712275]  addrconf_rs_timer+0x314/0x690
[  225.716134] 4*1024kB 
[  225.718293]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.722501] (UMH) 
[  225.724907]  call_timer_fn+0x272/0x920
[  225.729146] 2*2048kB 
[  225.731312]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.735192] (M) 
[  225.737596]  ? process_timeout+0x40/0x40
[  225.741839] 3*4096kB 
[  225.743800]  ? trace_hardirqs_off+0xb8/0x310
[  225.747833] (M) 
[  225.750234]  ? kasan_check_read+0x11/0x20
[  225.754674] = 25168kB
[  225.756729]  ? do_raw_spin_unlock+0xa7/0x2f0
[  225.760867] Node 0 
[  225.763270]  ? trace_hardirqs_on+0x310/0x310
[  225.767646] Normal: 1081*4kB 
[  225.769901]  ? __run_timers+0x7da/0xc70
[  225.774322] (UMEH) 
[  225.777440]  ? lock_downgrade+0x900/0x900
[  225.781393] 387*8kB 
[  225.783628]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  225.787801] (ME) 
[  225.790128]  ? trace_hardirqs_on+0xbd/0x310
[  225.795209] 152*16kB 
[  225.797308]  ? kasan_check_read+0x11/0x20
[  225.801614] (UME) 
[  225.804048]  ? __run_timers+0x7da/0xc70
[  225.808286] 54*32kB 
[  225.810442]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  225.814438] (UME) 
[  225.816775]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.822208] 21*64kB 
[  225.824354]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.829868] (UM) 
[  225.832211]  __run_timers+0x7e5/0xc70
[  225.836415] 0*128kB 
[  225.838472]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  225.842260] 0*256kB 
[  225.844568]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  225.849907] 2*512kB 
[  225.852236]  ? timerqueue_add+0x207/0x2b0
[  225.857238] (U) 
[  225.859559]  ? enqueue_hrtimer+0x1a5/0x560
[  225.863837] 0*1024kB 
[  225.865800]  ? lock_release+0x970/0x970
[  225.870121] 0*2048kB 
[  225.872552]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  225.876530] 0*4096kB 
[  225.878929]  ? check_preemption_disabled+0x48/0x200
[  225.884097] = 13948kB
[  225.886498]  ? kasan_check_write+0x14/0x20
[  225.891502] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  225.893921]  ? pvclock_read_flags+0x160/0x160
[  225.898177] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  225.906998]  ? lock_downgrade+0x900/0x900
[  225.911480] 4244 total pagecache pages
[  225.920054]  ? trace_hardirqs_on+0xbd/0x310
[  225.924184] 0 pages in swap cache
[  225.928081]  ? kvm_sched_clock_read+0x9/0x20
[  225.932375] Swap cache stats: add 0, delete 0, find 0/0
[  225.935823]  ? irq_exit+0x17f/0x1c0
[  225.940199] Free swap  = 0kB
[  225.945551]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.949147] Total swap = 0kB
[  225.952171]  ? check_preemption_disabled+0x48/0x200
[  225.957704] 1965979 pages RAM
[  225.960752]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.965751] 0 pages HighMem/MovableOnly
[  225.968853]  run_timer_softirq+0x52/0xb0
[  225.974389] 342307 pages reserved
[  225.978349]  ? __this_cpu_preempt_check+0x1c/0x1f
[  225.982383] 0 pages cma reserved
[  225.985824]  __do_softirq+0x30b/0xad8
[  225.990684] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  225.993997]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  225.997841] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  226.004258]  ? pvclock_read_flags+0x160/0x160
[  226.009370] syz-executor2 cpuset=
[  226.019871]  ? lapic_next_event+0x5a/0x90
[  226.024343] syz2
[  226.027793]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.031948]  mems_allowed=0
[  226.033932]  ? clockevents_program_event+0x140/0x370
[  226.047458]  ? kvm_clock_read+0x18/0x30
[  226.051440]  ? kvm_sched_clock_read+0x9/0x20
[  226.055856]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.061391]  ? check_preemption_disabled+0x48/0x200
[  226.066410]  irq_exit+0x17f/0x1c0
[  226.069873]  smp_apic_timer_interrupt+0x1cb/0x760
[  226.074709]  ? smp_reschedule_interrupt+0x109/0x650
[  226.079747]  ? smp_call_function_single_interrupt+0x650/0x650
[  226.085630]  ? interrupt_entry+0xb5/0xf0
[  226.089687]  ? trace_hardirqs_off_caller+0xbb/0x310
[  226.094707]  ? trace_hardirqs_off_caller+0xbb/0x310
[  226.099740]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  226.104603]  ? trace_hardirqs_on_caller+0x310/0x310
[  226.109662]  ? trace_hardirqs_on_caller+0x310/0x310
[  226.114674]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.120202]  ? check_preemption_disabled+0x48/0x200
[  226.125213]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.130772]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  226.135645]  apic_timer_interrupt+0xf/0x20
[  226.139869]  </IRQ>
[  226.142102] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  226.147305] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  226.166238] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  226.173955] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  226.181247] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  226.188564] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  226.195839] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  226.203117] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  226.210426]  ? trace_hardirqs_on+0x9a/0x310
[  226.214761]  ? trace_hardirqs_on+0xb4/0x310
[  226.219086]  retint_kernel+0x1b/0x2d
[  226.222796] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  226.228070] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  226.246993] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  226.254717] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  226.262080] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  226.269357] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  226.276635] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  226.283910] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  226.291178]  ? trace_hardirqs_on+0x9a/0x310
[  226.295491]  ? arch_local_irq_restore+0x45/0x52
[  226.300182]  dump_stack+0x26a/0x2b4
[  226.303839]  ? dump_stack_print_info.cold.2+0x52/0x52
[  226.309052]  ? mark_held_locks+0x130/0x130
[  226.313294]  ? mark_held_locks+0x130/0x130
[  226.317524]  dump_header+0x27b/0xf72
[  226.321235]  ? rcu_read_unlock+0x16/0x60
[  226.325294]  ? pagefault_out_of_memory+0x197/0x197
[  226.330251]  ? mark_held_locks+0x130/0x130
[  226.334493]  ? percpu_ref_put_many+0x13e/0x260
[  226.339078]  ? mem_cgroup_charge_statistics+0x780/0x780
[  226.344440]  ? mem_cgroup_iter+0x1f7/0x1160
[  226.348799]  ? mark_held_locks+0x130/0x130
[  226.353065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.358625]  ? task_will_free_mem+0x239/0xb30
[  226.363136]  ? ___ratelimit+0x36f/0x655
[  226.367120]  ? lock_downgrade+0x900/0x900
[  226.371263]  ? trace_hardirqs_on+0xbd/0x310
[  226.375574]  ? kasan_check_read+0x11/0x20
[  226.379709]  ? ___ratelimit+0x36f/0x655
[  226.383727]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  226.389189]  ? trace_hardirqs_on+0x310/0x310
[  226.393595]  ? lock_downgrade+0x900/0x900
[  226.397755]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  226.402857]  ? ___ratelimit+0xaa/0x655
[  226.406759]  ? idr_get_free+0xec0/0xec0
[  226.410745]  ? kasan_check_write+0x14/0x20
[  226.414993]  ? do_raw_spin_lock+0xc1/0x200
[  226.419303]  oom_kill_process.cold.27+0x10/0x903
[  226.424083]  ? lock_downgrade+0x900/0x900
[  226.428238]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  226.434046]  ? oom_evaluate_task+0x540/0x540
[  226.438445]  ? shrink_node+0x16b0/0x16b0
[  226.442508]  ? oom_unkillable_task+0x383/0x580
[  226.447082]  ? out_of_memory+0x974/0x1430
[  226.451226]  ? lock_downgrade+0x900/0x900
[  226.455375]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  226.461168]  ? __cpuset_node_allowed+0x19b/0x660
[  226.465922]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.471455]  ? oom_evaluate_task+0x302/0x540
[  226.475861]  out_of_memory+0xa84/0x1430
[  226.479845]  ? oom_killer_disable+0x3a0/0x3a0
[  226.484336]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  226.489262]  ? __mutex_add_waiter+0x2a0/0x2a0
[  226.493775]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  226.498792]  ? find_next_bit+0x104/0x130
[  226.502865]  __alloc_pages_slowpath+0x2318/0x2d80
[  226.507778]  ? warn_alloc+0x120/0x120
[  226.511619]  ? __radix_tree_lookup+0x4c0/0x4c0
[  226.516261]  ? find_get_entry+0x2f2/0xc40
[  226.520409]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  226.525344]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.530874]  ? should_fail+0x22d/0xd01
[  226.534754]  ? ___might_sleep+0x1ed/0x300
[  226.538896]  ? lock_release+0x970/0x970
[  226.542865]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  226.547963]  ? debug_smp_processor_id+0x1c/0x20
[  226.552630]  ? __might_sleep+0x95/0x190
[  226.556619]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  226.561461]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  226.566479]  ? lock_downgrade+0x900/0x900
[  226.570619]  ? ___might_sleep+0x1ed/0x300
[  226.574803]  ? lock_release+0x970/0x970
[  226.578793]  ? arch_local_save_flags+0x40/0x40
[  226.583391]  ? finish_task_switch+0x1f5/0x900
[  226.587887]  ? __might_sleep+0x95/0x190
[  226.591875]  __alloc_pages_nodemask+0xa80/0xde0
[  226.596551]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  226.601565]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  226.607395]  ? kasan_check_write+0x14/0x20
[  226.611638]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  226.616329]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.621868]  ? __do_page_cache_readahead+0x7ce/0x980
[  226.627007]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  226.632547]  alloc_pages_current+0x10c/0x210
[  226.636962]  ? lock_downgrade+0x900/0x900
[  226.641143]  __page_cache_alloc+0x38f/0x5b0
[  226.645465]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  226.651274]  ? ext4_filemap_fault+0x82/0xad
[  226.655620]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  226.660296]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.665830]  ? check_preemption_disabled+0x48/0x200
[  226.670840]  filemap_fault+0x1594/0x25f0
[  226.674899]  ? __lock_page_or_retry+0xa00/0xa00
[  226.679560]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  226.685354]  ? unwind_dump+0x190/0x190
[  226.689250]  ? is_bpf_text_address+0xd3/0x170
[  226.693760]  ? filemap_map_pages+0xdea/0x1980
[  226.698259]  ? find_get_pages_range_tag+0x1320/0x1320
[  226.703454]  ? save_stack+0xa9/0xd0
[  226.707085]  ? save_stack+0x43/0xd0
[  226.710704]  ? __kasan_slab_free+0x102/0x150
[  226.715132]  ? __sigqueue_free.part.27+0x7d/0xa0
[  226.719916]  ? __dequeue_signal+0x530/0x7d0
[  226.724366]  ? dequeue_signal+0x26c/0x630
[  226.728512]  ? get_signal+0x3ec/0x1980
[  226.732407]  ? do_signal+0x9c/0x21e0
[  226.736136]  ? exit_to_usermode_loop+0x2e5/0x380
[  226.740932]  ? mark_held_locks+0x130/0x130
[  226.745185]  ? trace_hardirqs_on+0x310/0x310
[  226.749589]  ? lock_acquire+0x1ed/0x520
[  226.753561]  ? ext4_filemap_fault+0x7a/0xad
[  226.757908]  ? lock_release+0x970/0x970
[  226.761879]  ? arch_local_save_flags+0x40/0x40
[  226.766498]  ? mark_held_locks+0x130/0x130
[  226.770764]  ? trace_hardirqs_off+0xb8/0x310
[  226.775171]  ? down_read+0xb0/0x1d0
[  226.778791]  ? ext4_filemap_fault+0x7a/0xad
[  226.783143]  ? __down_interruptible+0x700/0x700
[  226.787839]  ? kmem_cache_free+0x21a/0x290
[  226.792168]  ? __sigqueue_free.part.27+0x7d/0xa0
[  226.796923]  ? __dequeue_signal+0xf9/0x7d0
[  226.801166]  ext4_filemap_fault+0x82/0xad
[  226.805424]  __do_fault+0x100/0x6b0
[  226.809048]  ? print_bad_pte+0x6c0/0x6c0
[  226.813124]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.818683]  ? pmd_val+0x88/0x100
[  226.822149]  ? add_mm_counter_fast+0xd0/0xd0
[  226.826558]  ? pmd_val+0x88/0x100
[  226.830033]  ? add_mm_counter_fast+0xd0/0xd0
[  226.834438]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.839991]  __handle_mm_fault+0x3709/0x53e0
[  226.844565]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  226.849400]  ? kasan_check_write+0x14/0x20
[  226.853675]  ? do_raw_spin_lock+0xc1/0x200
[  226.857920]  ? _raw_spin_unlock_irq+0x60/0x80
[  226.862429]  ? __set_current_blocked+0xe4/0x120
[  226.867107]  ? lock_acquire+0x1ed/0x520
[  226.871080]  ? handle_mm_fault+0x42a/0xc70
[  226.875327]  ? lock_downgrade+0x900/0x900
[  226.879468]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  226.885270]  ? __do_page_fault+0x67d/0xed0
[  226.889501]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  226.894945]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.900489]  ? check_preemption_disabled+0x48/0x200
[  226.905504]  handle_mm_fault+0x54f/0xc70
[  226.909566]  ? __handle_mm_fault+0x53e0/0x53e0
[  226.914144]  ? find_vma+0x34/0x190
[  226.917684]  __do_page_fault+0x67d/0xed0
[  226.921818]  ? mm_fault_error+0x380/0x380
[  226.925973]  ? syscall_slow_exit_work+0x520/0x520
[  226.930811]  do_page_fault+0xf2/0x7e0
[  226.934653]  ? vmalloc_sync_all+0x30/0x30
[  226.938803]  ? error_entry+0x70/0xd0
[  226.942530]  ? trace_hardirqs_off_caller+0xbb/0x310
[  226.947546]  ? trace_hardirqs_on_caller+0xc0/0x310
[  226.952473]  ? syscall_return_slowpath+0x5e0/0x5e0
[  226.957399]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  226.962242]  ? trace_hardirqs_on_caller+0x310/0x310
[  226.967265]  ? trace_hardirqs_off+0x310/0x310
[  226.971800]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  226.976842]  ? prepare_exit_to_usermode+0x291/0x3b0
[  226.981866]  ? page_fault+0x8/0x30
[  226.985404]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  226.990248]  ? page_fault+0x8/0x30
[  226.993785]  page_fault+0x1e/0x30
[  226.997238] RIP: 0033:0x45db60
[  227.000428] Code: Bad RIP value.
[  227.003807] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  227.009166] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  227.016431] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  227.023693] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  227.030967] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  227.038281] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  227.045592] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  227.045635] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  227.052900] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  227.052904] Call Trace:
[  227.052909]  <IRQ>
[  227.052937]  dump_stack+0x1c4/0x2b4
[  227.052953]  ? dump_stack_print_info.cold.2+0x52/0x52
[  227.059498] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  227.068804]  warn_alloc.cold.119+0xb7/0x1bd
[  227.071358] syz-fuzzer cpuset=
[  227.073497]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  227.077104] /
[  227.082290]  ? lock_downgrade+0x900/0x900
[  227.092491]  mems_allowed=0
[  227.096843]  ? trace_hardirqs_off+0xb8/0x310
[  227.118106]  ? trace_hardirqs_off+0xb8/0x310
[  227.122521]  __alloc_pages_slowpath+0x2667/0x2d80
[  227.127371]  ? warn_alloc+0x120/0x120
[  227.131177]  ? trace_hardirqs_on+0x310/0x310
[  227.135578]  ? warn_alloc+0x120/0x120
[  227.139395]  ? warn_alloc+0x120/0x120
[  227.143220]  ? ktime_get+0x2e1/0x440
[  227.146977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.152547]  ? check_preemption_disabled+0x48/0x200
[  227.157557]  ? kasan_check_read+0x11/0x20
[  227.161699]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  227.167249]  ? should_fail+0x22d/0xd01
[  227.171152]  ? rcu_bh_qs+0xc0/0xc0
[  227.174704]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  227.179812]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  227.185375]  ? should_fail+0x22d/0xd01
[  227.189257]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  227.194352]  ? should_fail+0x22d/0xd01
[  227.198241]  ? rcu_idle_enter+0x4b0/0x4b0
[  227.202386]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  227.207499]  ? mark_held_locks+0x130/0x130
[  227.211745]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.217286]  ? mark_held_locks+0x130/0x130
[  227.221531]  ? rcu_irq_exit+0xce/0x100
[  227.225420]  ? irq_exit+0xbd/0x1c0
[  227.228967]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  227.233977]  ? do_raw_spin_unlock+0xa7/0x2f0
[  227.238419]  ? smp_call_function_single_interrupt+0x650/0x650
[  227.244309]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.249842]  ? ret_from_intr+0xb/0x1e
[  227.253642]  ? retint_kernel+0x2d/0x2d
[  227.257521]  ? trace_hardirqs_on_caller+0xc0/0x310
[  227.262457]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  227.267207]  ? trace_hardirqs_off+0x310/0x310
[  227.271700]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  227.276817]  __alloc_pages_nodemask+0xa80/0xde0
[  227.281481]  ? should_fail+0x22d/0xd01
[  227.285368]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  227.290398]  ? ____cache_alloc_node+0x1c7/0x1e0
[  227.295067]  ? lock_downgrade+0x900/0x900
[  227.299228]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.304775]  cache_grow_begin+0x91/0x8c0
[  227.308834]  ? do_raw_spin_unlock+0xa7/0x2f0
[  227.313248]  fallback_alloc+0x203/0x2e0
[  227.317253]  ____cache_alloc_node+0x1c7/0x1e0
[  227.321789]  kmem_cache_alloc_node+0xe3/0x730
[  227.326302]  ? ipv6_get_ifaddr+0x42e/0x620
[  227.330554]  __alloc_skb+0x119/0x770
[  227.334266]  ? skb_scrub_packet+0x490/0x490
[  227.338581]  ? lock_downgrade+0x900/0x900
[  227.342746]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.348285]  ? refcount_sub_and_test_checked+0x203/0x310
[  227.353770]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  227.359246]  ? addrconf_rs_timer+0x690/0x690
[  227.363668]  ndisc_alloc_skb+0x144/0x340
[  227.367739]  ndisc_send_rs+0x331/0x6e0
[  227.371641]  addrconf_rs_timer+0x314/0x690
[  227.375891]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  227.380151]  call_timer_fn+0x272/0x920
[  227.384050]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  227.388317]  ? process_timeout+0x40/0x40
[  227.392387]  ? trace_hardirqs_off+0xb8/0x310
[  227.396806]  ? kasan_check_read+0x11/0x20
[  227.400968]  ? do_raw_spin_unlock+0xa7/0x2f0
[  227.405379]  ? trace_hardirqs_on+0x310/0x310
[  227.409791]  ? __run_timers+0x7da/0xc70
[  227.413794]  ? lock_downgrade+0x900/0x900
[  227.417945]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  227.423055]  ? trace_hardirqs_on+0xbd/0x310
[  227.427383]  ? kasan_check_read+0x11/0x20
[  227.431529]  ? __run_timers+0x7da/0xc70
[  227.435529]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  227.440978]  ? kasan_check_write+0x14/0x20
[  227.445229]  ? do_raw_spin_lock+0xc1/0x200
[  227.449571]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  227.453803]  __run_timers+0x7e5/0xc70
[  227.457637]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  227.463000]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  227.468012]  ? timerqueue_add+0x207/0x2b0
[  227.472161]  ? enqueue_hrtimer+0x1a5/0x560
[  227.476397]  ? lock_release+0x970/0x970
[  227.480373]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  227.485569]  ? kasan_check_write+0x14/0x20
[  227.489810]  ? pvclock_read_flags+0x160/0x160
[  227.494331]  ? lock_downgrade+0x900/0x900
[  227.498484]  ? trace_hardirqs_on+0xbd/0x310
[  227.502803]  ? kvm_sched_clock_read+0x9/0x20
[  227.507214]  ? irq_exit+0x17f/0x1c0
[  227.510844]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.516405]  ? check_preemption_disabled+0x48/0x200
[  227.521445]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.526979]  run_timer_softirq+0x52/0xb0
[  227.531035]  ? __this_cpu_preempt_check+0x1c/0x1f
[  227.535883]  __do_softirq+0x30b/0xad8
[  227.539685]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  227.544817]  ? pvclock_read_flags+0x160/0x160
[  227.549339]  ? lapic_next_event+0x5a/0x90
[  227.553499]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.559047]  ? clockevents_program_event+0x140/0x370
[  227.564153]  ? kvm_clock_read+0x18/0x30
[  227.568123]  ? kvm_sched_clock_read+0x9/0x20
[  227.572533]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.578072]  ? check_preemption_disabled+0x48/0x200
[  227.583104]  irq_exit+0x17f/0x1c0
[  227.586595]  smp_apic_timer_interrupt+0x1cb/0x760
[  227.591454]  ? smp_reschedule_interrupt+0x109/0x650
[  227.596469]  ? smp_call_function_single_interrupt+0x650/0x650
[  227.602348]  ? interrupt_entry+0xb5/0xf0
[  227.606443]  ? trace_hardirqs_off_caller+0xbb/0x310
[  227.611465]  ? trace_hardirqs_off_caller+0xbb/0x310
[  227.616490]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  227.621340]  ? trace_hardirqs_on_caller+0x310/0x310
[  227.626365]  ? trace_hardirqs_on_caller+0x310/0x310
[  227.631395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.636927]  ? check_preemption_disabled+0x48/0x200
[  227.641966]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  227.646810]  apic_timer_interrupt+0xf/0x20
[  227.651038]  </IRQ>
[  227.653278] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  227.659162] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  227.678056] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  227.685806] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  227.693069] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  227.700328] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  227.707601] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  227.714861] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  227.722156]  ? trace_hardirqs_on+0xb4/0x310
[  227.726512]  ? save_stack+0xa9/0xd0
[  227.730142]  __kmalloc_node_track_caller+0x33/0x70
[  227.735070]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  227.739836]  pskb_expand_head+0x230/0x10f0
[  227.744083]  ? lock_downgrade+0x900/0x900
[  227.748226]  ? check_preemption_disabled+0x48/0x200
[  227.753236]  ? memcpy+0x45/0x50
[  227.756513]  ? __copy_skb_header+0x350/0x6b0
[  227.760917]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  227.765405]  ? skb_checksum+0x140/0x140
[  227.769373]  ? trace_hardirqs_on+0xbd/0x310
[  227.773698]  ? skb_clone+0x1bb/0x500
[  227.777437]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  227.782899]  ? kasan_unpoison_shadow+0x35/0x50
[  227.787489]  ? kasan_check_write+0x14/0x20
[  227.791758]  ? __skb_clone+0x6c7/0xa00
[  227.795645]  ? __copy_skb_header+0x6b0/0x6b0
[  227.800044]  ? kmem_cache_alloc+0x306/0x730
[  227.804362]  skb_ensure_writable+0x3dd/0x640
[  227.808782]  ? skb_cow_data+0xf10/0xf10
[  227.812750]  ? check_preemption_disabled+0x48/0x200
[  227.817939]  ? __this_cpu_preempt_check+0x1c/0x1f
[  227.822789]  ? __bpf_redirect+0x54b/0xb20
[  227.826935]  ? __switch_to_asm+0x34/0x70
[  227.831037]  bpf_clone_redirect+0x14a/0x490
[  227.835392]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  227.840410]  ? __sched_text_start+0x8/0x8
[  227.844569]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  227.849336]  ? retint_kernel+0x2d/0x2d
[  227.853219]  ? trace_hardirqs_on_caller+0xc0/0x310
[  227.858139]  ? retint_kernel+0x2d/0x2d
[  227.862023]  ? trace_hardirqs_on_caller+0xc0/0x310
[  227.866956]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  227.871738]  ? trace_hardirqs_off+0x310/0x310
[  227.876265]  ? retint_kernel+0x1b/0x2d
[  227.880153]  ? lock_acquire+0x1ed/0x520
[  227.884138]  ? bpf_test_run+0x3cb/0x780
[  227.888120]  ? lock_downgrade+0x900/0x900
[  227.892276]  ? lock_release+0x970/0x970
[  227.896271]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  227.902069]  ? preempt_schedule_common+0x1f/0xd0
[  227.906862]  ? preempt_schedule+0x4d/0x60
[  227.911048]  ? ___preempt_schedule+0x16/0x18
[  227.915494]  ? bpf_test_run+0x25d/0x780
[  227.919488]  ? netlink_diag_dump+0x2a0/0x2a0
[  227.923899]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  227.929437]  ? bpf_test_init.isra.9+0x70/0x100
[  227.934015]  ? bpf_prog_test_run_skb+0x634/0xb40
[  227.938774]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  227.943616]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  227.949162]  ? fput+0x130/0x1a0
[  227.952460]  ? __bpf_prog_get+0x9b/0x290
[  227.956536]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  227.961371]  ? bpf_prog_test_run+0x130/0x1a0
[  227.965779]  ? __x64_sys_bpf+0x3d8/0x510
[  227.969841]  ? bpf_prog_get+0x20/0x20
[  227.973643]  ? __x64_sys_futex+0x4bc/0x6a0
[  227.977886]  ? do_syscall_64+0x1b9/0x820
[  227.981942]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  227.987313]  ? syscall_return_slowpath+0x5e0/0x5e0
[  227.992265]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  227.997101]  ? trace_hardirqs_on_caller+0x310/0x310
[  228.002114]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  228.007135]  ? prepare_exit_to_usermode+0x291/0x3b0
[  228.012149]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  228.017002]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  228.022397] warn_alloc_show_mem: 1 callbacks suppressed
[  228.022408] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  228.022410] Mem-Info:
[  228.022439] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  228.022439]  active_file:17 inactive_file:13 isolated_file:0
[  228.022439]  unevictable:0 dirty:0 writeback:0 unstable:0
[  228.022439]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  228.022439]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  228.022439]  free:13756 free_pcp:276 free_cma:0
[  228.027772] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  228.034791] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  228.037198] Call Trace:
[  228.070161] Node 0 
[  228.079496]  <IRQ>
[  228.107284] 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
[  228.109842]  dump_stack+0x1c4/0x2b4
[  228.112075] lowmem_reserve[]:
[  228.114236]  ? dump_stack_print_info.cold.2+0x52/0x52
[  228.139729]  0
[  228.143378]  warn_alloc.cold.119+0xb7/0x1bd
[  228.146468]  2819
[  228.151661]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  228.153468]  6323
[  228.157813]  ? lock_downgrade+0x900/0x900
[  228.159886]  6323
[  228.164731]  ? trace_hardirqs_off+0xb8/0x310
[  228.170994]  ? trace_hardirqs_off+0xb8/0x310
[  228.173045] Node 0 
[  228.177456]  __alloc_pages_slowpath+0x2667/0x2d80
[  228.181875] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  228.184098]  ? warn_alloc+0x120/0x120
[  228.188904] lowmem_reserve[]:
[  228.216248]  ? trace_hardirqs_on+0x310/0x310
[  228.220037]  0
[  228.223145]  ? warn_alloc+0x120/0x120
[  228.227530]  0
[  228.229332]  ? warn_alloc+0x120/0x120
[  228.233106]  3503
[  228.234914]  ? ktime_get+0x2e1/0x440
[  228.238698]  3503
[  228.240770]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.246507]  ? check_preemption_disabled+0x48/0x200
[  228.252075] Node 0 Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  228.257132]  ? kasan_check_read+0x11/0x20
[  228.257148]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  228.286177] lowmem_reserve[]:
[  228.290347]  ? should_fail+0x22d/0xd01
[  228.295873]  0
[  228.299023]  ? rcu_bh_qs+0xc0/0xc0
[  228.302925]  0
[  228.304734]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  228.308250]  0
[  228.310053]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  228.315139]  0
[  228.316954]  ? should_fail+0x22d/0xd01
[  228.324256]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  228.328116] Node 0 DMA: 
[  228.333212]  ? should_fail+0x22d/0xd01
[  228.333233]  ? rcu_idle_enter+0x4b0/0x4b0
[  228.335889] 1*4kB 
[  228.339768]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  228.343920] (U) 
[  228.346062]  ? mark_held_locks+0x130/0x130
[  228.351134] 0*8kB 
[  228.353114]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.357347] 0*16kB 
[  228.359509]  ? mark_held_locks+0x130/0x130
[  228.365030] 1*32kB 
[  228.367261]  ? rcu_irq_exit+0xce/0x100
[  228.371467] (U) 
[  228.373712]  ? irq_exit+0xbd/0x1c0
[  228.377589] 2*64kB 
[  228.379559]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  228.383078] (U) 
[  228.385320]  ? do_raw_spin_unlock+0xa7/0x2f0
[  228.390330] 1*128kB 
[  228.392297]  ? smp_call_function_single_interrupt+0x650/0x650
[  228.396683] (U) 
[  228.399034]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.404887] 1*256kB 
[  228.406850]  ? ret_from_intr+0xb/0x1e
[  228.412391] (U) 
[  228.414728]  ? retint_kernel+0x2d/0x2d
[  228.418504] 0*512kB 
[  228.420468]  ? trace_hardirqs_on_caller+0xc0/0x310
[  228.424332] 1*1024kB 
[  228.426661]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  228.431565] (U) 
[  228.433967]  ? trace_hardirqs_off+0x310/0x310
[  228.438702] 1*2048kB 
[  228.440692]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  228.445162] (M) 
[  228.447564]  __alloc_pages_nodemask+0xa80/0xde0
[  228.452641] 3*4096kB 
[  228.454635]  ? should_fail+0x22d/0xd01
[  228.459309] (M) 
[  228.461712]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  228.465595] = 15908kB
[  228.467586]  ? ____cache_alloc_node+0x1c7/0x1e0
[  228.472579] Node 0 
[  228.474977]  ? lock_downgrade+0x900/0x900
[  228.479625] DMA32: 
[  228.481856]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.485974] 2*4kB 
[  228.488200]  cache_grow_begin+0x91/0x8c0
[  228.493705] (M) 
[  228.495849]  ? do_raw_spin_unlock+0xa7/0x2f0
[  228.499883] 1*8kB 
[  228.501882]  fallback_alloc+0x203/0x2e0
[  228.506279] (M) 
[  228.508418]  ____cache_alloc_node+0x1c7/0x1e0
[  228.512361] 2*16kB 
[  228.514346]  kmem_cache_alloc_node+0xe3/0x730
[  228.518824] (M) 
[  228.521050]  ? ipv6_get_ifaddr+0x42e/0x620
[  228.525529] 3*32kB 
[  228.527491]  __alloc_skb+0x119/0x770
[  228.531696] (MH) 
[  228.533928]  ? skb_scrub_packet+0x490/0x490
[  228.537614] 5*64kB 
[  228.539670]  ? lock_downgrade+0x900/0x900
[  228.543977] (MH) 
[  228.546244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.550383] 3*128kB 
[  228.552444]  ? refcount_sub_and_test_checked+0x203/0x310
[  228.557948] (M) 
[  228.560261]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  228.565684] 5*256kB 
[  228.567650]  ? addrconf_rs_timer+0x690/0x690
[  228.573089] (UMH) 
[  228.575406]  ndisc_alloc_skb+0x144/0x340
[  228.579791] 5*512kB 
[  228.581926]  ndisc_send_rs+0x331/0x6e0
[  228.585972] (UMH) 
[  228.588301]  addrconf_rs_timer+0x314/0x690
[  228.592185] 4*1024kB 
[  228.594364]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.598570] (UMH) 
[  228.600992]  call_timer_fn+0x272/0x920
[  228.605223] 2*2048kB 
[  228.607364]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.611224] (M) 
[  228.613657]  ? process_timeout+0x40/0x40
[  228.617894] 3*4096kB 
[  228.619858]  ? trace_hardirqs_off+0xb8/0x310
[  228.623888] (M) 
[  228.626407]  ? kasan_check_read+0x11/0x20
[  228.630797] = 25168kB
[  228.632779]  ? do_raw_spin_unlock+0xa7/0x2f0
[  228.636920] Node 0 
[  228.639317]  ? trace_hardirqs_on+0x310/0x310
[  228.643698] Normal: 
[  228.645935]  ? __run_timers+0x7da/0xc70
[  228.650328] 1081*4kB 
[  228.652660]  ? lock_downgrade+0x900/0x900
[  228.656606] (UMEH) 
[  228.659017]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  228.663139] 387*8kB 
[  228.665362]  ? trace_hardirqs_on+0xbd/0x310
[  228.670434] (ME) 
[  228.672793]  ? kasan_check_read+0x11/0x20
[  228.677094] 152*16kB 
[  228.679145]  ? __run_timers+0x7da/0xc70
[  228.683278] (UME) 
[  228.685726]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  228.689673] 54*32kB 
[  228.691835]  ? kasan_check_write+0x14/0x20
[  228.697265] (UME) 
[  228.699584]  ? do_raw_spin_lock+0xc1/0x200
[  228.703804] 21*64kB 
[  228.705951]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.710162] (UM) 
[  228.712477]  __run_timers+0x7e5/0xc70
[  228.716681] 0*128kB 
[  228.718748]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  228.722521] 0*256kB 
[  228.724841]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  228.730185] 2*512kB 
[  228.732499]  ? timerqueue_add+0x207/0x2b0
[  228.737487] (U) 
[  228.739801]  ? enqueue_hrtimer+0x1a5/0x560
[  228.743944] 0*1024kB 
[  228.745915]  ? lock_release+0x970/0x970
[  228.750128] 0*2048kB 
[  228.752540]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  228.756526] 0*4096kB 
[  228.758940]  ? check_preemption_disabled+0x48/0x200
[  228.764119] = 13948kB
[  228.766518]  ? kasan_check_write+0x14/0x20
[  228.771529] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  228.773925]  ? pvclock_read_flags+0x160/0x160
[  228.778136] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  228.786967]  ? lock_downgrade+0x900/0x900
[  228.791433] 4244 total pagecache pages
[  228.799998]  ? trace_hardirqs_on+0xbd/0x310
[  228.804120] 0 pages in swap cache
[  228.808116]  ? kvm_sched_clock_read+0x9/0x20
[  228.812442] Swap cache stats: add 0, delete 0, find 0/0
[  228.815884]  ? irq_exit+0x17f/0x1c0
[  228.820276] Free swap  = 0kB
[  228.825624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.829280] Total swap = 0kB
[  228.832299]  ? check_preemption_disabled+0x48/0x200
[  228.837824] 1965979 pages RAM
[  228.840834]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.845827] 0 pages HighMem/MovableOnly
[  228.848926]  run_timer_softirq+0x52/0xb0
[  228.854435] 342307 pages reserved
[  228.858400]  ? __this_cpu_preempt_check+0x1c/0x1f
[  228.862434] 0 pages cma reserved
[  228.865913]  __do_softirq+0x30b/0xad8
[  228.870801] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  228.874096]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  228.877968] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  228.884398]  ? pvclock_read_flags+0x160/0x160
[  228.889493] syz-executor2 cpuset=
[  228.899972]  ? lapic_next_event+0x5a/0x90
[  228.904475] syz2
[  228.907925]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.912055]  mems_allowed=0
[  228.914037]  ? clockevents_program_event+0x140/0x370
[  228.927572]  ? kvm_clock_read+0x18/0x30
[  228.931537]  ? kvm_sched_clock_read+0x9/0x20
[  228.936002]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.941555]  ? check_preemption_disabled+0x48/0x200
[  228.946697]  irq_exit+0x17f/0x1c0
[  228.950185]  smp_apic_timer_interrupt+0x1cb/0x760
[  228.955036]  ? smp_reschedule_interrupt+0x109/0x650
[  228.960081]  ? smp_call_function_single_interrupt+0x650/0x650
[  228.965981]  ? interrupt_entry+0xb5/0xf0
[  228.970040]  ? trace_hardirqs_off_caller+0xbb/0x310
[  228.975071]  ? trace_hardirqs_off_caller+0xbb/0x310
[  228.980081]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  228.984920]  ? trace_hardirqs_on_caller+0x310/0x310
[  228.989927]  ? trace_hardirqs_on_caller+0x310/0x310
[  228.994950]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.000495]  ? check_preemption_disabled+0x48/0x200
[  229.005501]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.011038]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  229.015879]  apic_timer_interrupt+0xf/0x20
[  229.020103]  </IRQ>
[  229.022339] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  229.027538] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  229.046446] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  229.054148] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  229.061406] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  229.068682] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  229.075955] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  229.083667] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  229.090936]  ? trace_hardirqs_on+0x9a/0x310
[  229.095252]  ? trace_hardirqs_on+0xb4/0x310
[  229.099572]  retint_kernel+0x1b/0x2d
[  229.103282] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  229.108551] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  229.127442] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  229.135172] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  229.142594] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  229.149873] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  229.157134] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  229.164400] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  229.171678]  ? trace_hardirqs_on+0x9a/0x310
[  229.176009]  ? arch_local_irq_restore+0x45/0x52
[  229.180674]  dump_stack+0x26a/0x2b4
[  229.184294]  ? dump_stack_print_info.cold.2+0x52/0x52
[  229.189479]  ? mark_held_locks+0x130/0x130
[  229.193712]  ? mark_held_locks+0x130/0x130
[  229.197968]  dump_header+0x27b/0xf72
[  229.201690]  ? rcu_read_unlock+0x16/0x60
[  229.205750]  ? pagefault_out_of_memory+0x197/0x197
[  229.210712]  ? mark_held_locks+0x130/0x130
[  229.214978]  ? percpu_ref_put_many+0x13e/0x260
[  229.219554]  ? mem_cgroup_charge_statistics+0x780/0x780
[  229.224919]  ? mem_cgroup_iter+0x1f7/0x1160
[  229.229243]  ? mark_held_locks+0x130/0x130
[  229.233491]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.239037]  ? task_will_free_mem+0x239/0xb30
[  229.243534]  ? ___ratelimit+0x36f/0x655
[  229.247513]  ? lock_downgrade+0x900/0x900
[  229.251677]  ? trace_hardirqs_on+0xbd/0x310
[  229.256012]  ? kasan_check_read+0x11/0x20
[  229.260156]  ? ___ratelimit+0x36f/0x655
[  229.264148]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  229.269590]  ? trace_hardirqs_on+0x310/0x310
[  229.274036]  ? lock_downgrade+0x900/0x900
[  229.278199]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  229.283335]  ? ___ratelimit+0xaa/0x655
[  229.287213]  ? idr_get_free+0xec0/0xec0
[  229.291202]  ? kasan_check_write+0x14/0x20
[  229.295440]  ? do_raw_spin_lock+0xc1/0x200
[  229.299679]  oom_kill_process.cold.27+0x10/0x903
[  229.304435]  ? lock_downgrade+0x900/0x900
[  229.308592]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  229.314457]  ? oom_evaluate_task+0x540/0x540
[  229.318883]  ? shrink_node+0x16b0/0x16b0
[  229.322954]  ? oom_unkillable_task+0x383/0x580
[  229.327528]  ? out_of_memory+0x974/0x1430
[  229.331670]  ? lock_downgrade+0x900/0x900
[  229.335828]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  229.341657]  ? __cpuset_node_allowed+0x19b/0x660
[  229.346412]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.351941]  ? oom_evaluate_task+0x302/0x540
[  229.356354]  out_of_memory+0xa84/0x1430
[  229.360346]  ? oom_killer_disable+0x3a0/0x3a0
[  229.364844]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  229.369781]  ? __mutex_add_waiter+0x2a0/0x2a0
[  229.374274]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  229.379285]  ? find_next_bit+0x104/0x130
[  229.383348]  __alloc_pages_slowpath+0x2318/0x2d80
[  229.388198]  ? warn_alloc+0x120/0x120
[  229.392014]  ? __radix_tree_lookup+0x4c0/0x4c0
[  229.396595]  ? find_get_entry+0x2f2/0xc40
[  229.400780]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  229.405742]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.411272]  ? should_fail+0x22d/0xd01
[  229.415171]  ? ___might_sleep+0x1ed/0x300
[  229.419312]  ? lock_release+0x970/0x970
[  229.423286]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  229.428426]  ? debug_smp_processor_id+0x1c/0x20
[  229.433091]  ? __might_sleep+0x95/0x190
[  229.437072]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  229.441923]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  229.446964]  ? lock_downgrade+0x900/0x900
[  229.451109]  ? ___might_sleep+0x1ed/0x300
[  229.455267]  ? lock_release+0x970/0x970
[  229.459249]  ? arch_local_save_flags+0x40/0x40
[  229.463867]  ? finish_task_switch+0x1f5/0x900
[  229.468365]  ? __might_sleep+0x95/0x190
[  229.472340]  __alloc_pages_nodemask+0xa80/0xde0
[  229.477010]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  229.482059]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  229.487854]  ? kasan_check_write+0x14/0x20
[  229.492102]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  229.496792]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.502324]  ? __do_page_cache_readahead+0x7ce/0x980
[  229.507427]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  229.512959]  alloc_pages_current+0x10c/0x210
[  229.517372]  ? lock_downgrade+0x900/0x900
[  229.521514]  __page_cache_alloc+0x38f/0x5b0
[  229.525833]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  229.531633]  ? ext4_filemap_fault+0x82/0xad
[  229.535962]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  229.540634]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.546170]  ? check_preemption_disabled+0x48/0x200
[  229.551191]  filemap_fault+0x1594/0x25f0
[  229.555252]  ? __lock_page_or_retry+0xa00/0xa00
[  229.559939]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  229.565794]  ? unwind_dump+0x190/0x190
[  229.569701]  ? is_bpf_text_address+0xd3/0x170
[  229.574202]  ? filemap_map_pages+0xdea/0x1980
[  229.578706]  ? find_get_pages_range_tag+0x1320/0x1320
[  229.583913]  ? save_stack+0xa9/0xd0
[  229.587551]  ? save_stack+0x43/0xd0
[  229.591171]  ? __kasan_slab_free+0x102/0x150
[  229.595584]  ? __sigqueue_free.part.27+0x7d/0xa0
[  229.600332]  ? __dequeue_signal+0x530/0x7d0
[  229.604653]  ? dequeue_signal+0x26c/0x630
[  229.608800]  ? get_signal+0x3ec/0x1980
[  229.612685]  ? do_signal+0x9c/0x21e0
[  229.616416]  ? exit_to_usermode_loop+0x2e5/0x380
[  229.621166]  ? mark_held_locks+0x130/0x130
[  229.625408]  ? trace_hardirqs_on+0x310/0x310
[  229.629823]  ? lock_acquire+0x1ed/0x520
[  229.633811]  ? ext4_filemap_fault+0x7a/0xad
[  229.638127]  ? lock_release+0x970/0x970
[  229.642111]  ? arch_local_save_flags+0x40/0x40
[  229.646724]  ? mark_held_locks+0x130/0x130
[  229.650950]  ? trace_hardirqs_off+0xb8/0x310
[  229.655372]  ? down_read+0xb0/0x1d0
[  229.658998]  ? ext4_filemap_fault+0x7a/0xad
[  229.663315]  ? __down_interruptible+0x700/0x700
[  229.667978]  ? kmem_cache_free+0x21a/0x290
[  229.672220]  ? __sigqueue_free.part.27+0x7d/0xa0
[  229.676982]  ? __dequeue_signal+0xf9/0x7d0
[  229.681236]  ext4_filemap_fault+0x82/0xad
[  229.685400]  __do_fault+0x100/0x6b0
[  229.689025]  ? print_bad_pte+0x6c0/0x6c0
[  229.693088]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.698656]  ? pmd_val+0x88/0x100
[  229.702105]  ? add_mm_counter_fast+0xd0/0xd0
[  229.706520]  ? pmd_val+0x88/0x100
[  229.709981]  ? add_mm_counter_fast+0xd0/0xd0
[  229.714389]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.719923]  __handle_mm_fault+0x3709/0x53e0
[  229.724334]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  229.729172]  ? kasan_check_write+0x14/0x20
[  229.733418]  ? do_raw_spin_lock+0xc1/0x200
[  229.737651]  ? _raw_spin_unlock_irq+0x60/0x80
[  229.742147]  ? __set_current_blocked+0xe4/0x120
[  229.746845]  ? lock_acquire+0x1ed/0x520
[  229.750823]  ? handle_mm_fault+0x42a/0xc70
[  229.755057]  ? lock_downgrade+0x900/0x900
[  229.759203]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  229.765013]  ? __do_page_fault+0x67d/0xed0
[  229.769250]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  229.774709]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.780260]  ? check_preemption_disabled+0x48/0x200
[  229.785309]  handle_mm_fault+0x54f/0xc70
[  229.789368]  ? __handle_mm_fault+0x53e0/0x53e0
[  229.793946]  ? find_vma+0x34/0x190
[  229.797539]  __do_page_fault+0x67d/0xed0
[  229.801604]  ? mm_fault_error+0x380/0x380
[  229.805754]  ? syscall_slow_exit_work+0x520/0x520
[  229.810599]  do_page_fault+0xf2/0x7e0
[  229.814424]  ? vmalloc_sync_all+0x30/0x30
[  229.818568]  ? error_entry+0x70/0xd0
[  229.822281]  ? trace_hardirqs_off_caller+0xbb/0x310
[  229.827291]  ? trace_hardirqs_on_caller+0xc0/0x310
[  229.832210]  ? syscall_return_slowpath+0x5e0/0x5e0
[  229.837152]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  229.841989]  ? trace_hardirqs_on_caller+0x310/0x310
[  229.846999]  ? trace_hardirqs_off+0x310/0x310
[  229.851492]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  229.856522]  ? prepare_exit_to_usermode+0x291/0x3b0
[  229.861552]  ? page_fault+0x8/0x30
[  229.865097]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  229.869948]  ? page_fault+0x8/0x30
[  229.873481]  page_fault+0x1e/0x30
[  229.876927] RIP: 0033:0x45db60
[  229.880135] Code: Bad RIP value.
[  229.883491] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  229.888847] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  229.896112] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  229.903372] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  229.910627] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  229.917887] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  229.925190] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  229.925252] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  229.932457] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  229.932461] Call Trace:
[  229.932466]  <IRQ>
[  229.932479]  dump_stack+0x1c4/0x2b4
[  229.932494]  ? dump_stack_print_info.cold.2+0x52/0x52
[  229.939085] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  229.948345]  warn_alloc.cold.119+0xb7/0x1bd
[  229.950904] syz-fuzzer cpuset=
[  229.953045]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  229.956641] /
[  229.961841]  ? lock_downgrade+0x900/0x900
[  229.972059]  mems_allowed=0
[  229.976385]  ? trace_hardirqs_off+0xb8/0x310
[  229.997553]  ? trace_hardirqs_off+0xb8/0x310
[  230.002025]  __alloc_pages_slowpath+0x2667/0x2d80
[  230.006875]  ? warn_alloc+0x120/0x120
[  230.010680]  ? trace_hardirqs_on+0x310/0x310
[  230.015085]  ? warn_alloc+0x120/0x120
[  230.018984]  ? warn_alloc+0x120/0x120
[  230.022781]  ? ktime_get+0x2e1/0x440
[  230.026492]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.032020]  ? check_preemption_disabled+0x48/0x200
[  230.037075]  ? kasan_check_read+0x11/0x20
[  230.041248]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  230.046804]  ? should_fail+0x22d/0xd01
[  230.050683]  ? rcu_bh_qs+0xc0/0xc0
[  230.054231]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  230.059348]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  230.064879]  ? should_fail+0x22d/0xd01
[  230.068774]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  230.073881]  ? should_fail+0x22d/0xd01
[  230.077765]  ? rcu_idle_enter+0x4b0/0x4b0
[  230.081913]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  230.087037]  ? mark_held_locks+0x130/0x130
[  230.091299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.096831]  ? mark_held_locks+0x130/0x130
[  230.101071]  ? rcu_irq_exit+0xce/0x100
[  230.104955]  ? irq_exit+0xbd/0x1c0
[  230.108515]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  230.113533]  ? do_raw_spin_unlock+0xa7/0x2f0
[  230.117935]  ? smp_call_function_single_interrupt+0x650/0x650
[  230.123842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.129400]  ? ret_from_intr+0xb/0x1e
[  230.133207]  ? retint_kernel+0x2d/0x2d
[  230.137110]  ? trace_hardirqs_on_caller+0xc0/0x310
[  230.142033]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  230.146783]  ? trace_hardirqs_off+0x310/0x310
[  230.151272]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  230.156378]  __alloc_pages_nodemask+0xa80/0xde0
[  230.161051]  ? should_fail+0x22d/0xd01
[  230.164933]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  230.169969]  ? ____cache_alloc_node+0x1c7/0x1e0
[  230.174650]  ? lock_downgrade+0x900/0x900
[  230.178801]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.184356]  cache_grow_begin+0x91/0x8c0
[  230.188420]  ? do_raw_spin_unlock+0xa7/0x2f0
[  230.192834]  fallback_alloc+0x203/0x2e0
[  230.196812]  ____cache_alloc_node+0x1c7/0x1e0
[  230.201309]  kmem_cache_alloc_node+0xe3/0x730
[  230.205799]  ? ipv6_get_ifaddr+0x42e/0x620
[  230.210069]  __alloc_skb+0x119/0x770
[  230.213794]  ? skb_scrub_packet+0x490/0x490
[  230.218131]  ? lock_downgrade+0x900/0x900
[  230.222284]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.227815]  ? refcount_sub_and_test_checked+0x203/0x310
[  230.233265]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  230.238705]  ? addrconf_rs_timer+0x690/0x690
[  230.243123]  ndisc_alloc_skb+0x144/0x340
[  230.247240]  ndisc_send_rs+0x331/0x6e0
[  230.251135]  addrconf_rs_timer+0x314/0x690
[  230.255363]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  230.259594]  call_timer_fn+0x272/0x920
[  230.263479]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  230.267706]  ? process_timeout+0x40/0x40
[  230.271773]  ? trace_hardirqs_off+0xb8/0x310
[  230.276186]  ? kasan_check_read+0x11/0x20
[  230.280328]  ? do_raw_spin_unlock+0xa7/0x2f0
[  230.284796]  ? trace_hardirqs_on+0x310/0x310
[  230.289238]  ? __run_timers+0x7da/0xc70
[  230.293213]  ? lock_downgrade+0x900/0x900
[  230.297390]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  230.302491]  ? trace_hardirqs_on+0xbd/0x310
[  230.306806]  ? kasan_check_read+0x11/0x20
[  230.310967]  ? __run_timers+0x7da/0xc70
[  230.314964]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  230.320413]  ? kasan_check_write+0x14/0x20
[  230.324641]  ? do_raw_spin_lock+0xc1/0x200
[  230.328887]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  230.333117]  __run_timers+0x7e5/0xc70
[  230.336933]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  230.342294]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  230.347299]  ? timerqueue_add+0x207/0x2b0
[  230.351445]  ? enqueue_hrtimer+0x1a5/0x560
[  230.355683]  ? lock_release+0x970/0x970
[  230.359652]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  230.364837]  ? kasan_check_write+0x14/0x20
[  230.369084]  ? pvclock_read_flags+0x160/0x160
[  230.373587]  ? lock_downgrade+0x900/0x900
[  230.377753]  ? trace_hardirqs_on+0xbd/0x310
[  230.382087]  ? kvm_sched_clock_read+0x9/0x20
[  230.386512]  ? irq_exit+0x17f/0x1c0
[  230.390140]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.395666]  ? check_preemption_disabled+0x48/0x200
[  230.400671]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.406209]  run_timer_softirq+0x52/0xb0
[  230.410274]  ? __this_cpu_preempt_check+0x1c/0x1f
[  230.415106]  __do_softirq+0x30b/0xad8
[  230.418906]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  230.424040]  ? pvclock_read_flags+0x160/0x160
[  230.428546]  ? lapic_next_event+0x5a/0x90
[  230.432690]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.438250]  ? clockevents_program_event+0x140/0x370
[  230.443357]  ? kvm_clock_read+0x18/0x30
[  230.447337]  ? kvm_sched_clock_read+0x9/0x20
[  230.451750]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.457296]  ? check_preemption_disabled+0x48/0x200
[  230.462341]  irq_exit+0x17f/0x1c0
[  230.465798]  smp_apic_timer_interrupt+0x1cb/0x760
[  230.470632]  ? smp_reschedule_interrupt+0x109/0x650
[  230.475640]  ? smp_call_function_single_interrupt+0x650/0x650
[  230.481527]  ? interrupt_entry+0xb5/0xf0
[  230.485581]  ? trace_hardirqs_off_caller+0xbb/0x310
[  230.490613]  ? trace_hardirqs_off_caller+0xbb/0x310
[  230.495629]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  230.500481]  ? trace_hardirqs_on_caller+0x310/0x310
[  230.505503]  ? trace_hardirqs_on_caller+0x310/0x310
[  230.510511]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.516098]  ? check_preemption_disabled+0x48/0x200
[  230.521109]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  230.525953]  apic_timer_interrupt+0xf/0x20
[  230.530171]  </IRQ>
[  230.532409] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  230.538290] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  230.557180] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  230.564882] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  230.572145] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  230.579409] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  230.586868] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  230.594130] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  230.601401]  ? trace_hardirqs_on+0xb4/0x310
[  230.605747]  ? save_stack+0xa9/0xd0
[  230.609411]  __kmalloc_node_track_caller+0x33/0x70
[  230.614332]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  230.619162]  pskb_expand_head+0x230/0x10f0
[  230.623389]  ? lock_downgrade+0x900/0x900
[  230.627559]  ? check_preemption_disabled+0x48/0x200
[  230.632586]  ? memcpy+0x45/0x50
[  230.635895]  ? __copy_skb_header+0x350/0x6b0
[  230.640305]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  230.644794]  ? skb_checksum+0x140/0x140
[  230.648769]  ? trace_hardirqs_on+0xbd/0x310
[  230.653082]  ? skb_clone+0x1bb/0x500
[  230.656838]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  230.662296]  ? kasan_unpoison_shadow+0x35/0x50
[  230.666961]  ? kasan_check_write+0x14/0x20
[  230.671192]  ? __skb_clone+0x6c7/0xa00
[  230.675071]  ? __copy_skb_header+0x6b0/0x6b0
[  230.679496]  ? kmem_cache_alloc+0x306/0x730
[  230.683834]  skb_ensure_writable+0x3dd/0x640
[  230.688262]  ? skb_cow_data+0xf10/0xf10
[  230.692272]  ? check_preemption_disabled+0x48/0x200
[  230.697315]  ? __this_cpu_preempt_check+0x1c/0x1f
[  230.702168]  ? __bpf_redirect+0x54b/0xb20
[  230.706325]  ? __switch_to_asm+0x34/0x70
[  230.710389]  bpf_clone_redirect+0x14a/0x490
[  230.714752]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  230.719840]  ? __sched_text_start+0x8/0x8
[  230.723996]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  230.729010]  ? retint_kernel+0x2d/0x2d
[  230.732891]  ? trace_hardirqs_on_caller+0xc0/0x310
[  230.737861]  ? retint_kernel+0x2d/0x2d
[  230.741791]  ? trace_hardirqs_on_caller+0xc0/0x310
[  230.746741]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  230.751490]  ? trace_hardirqs_off+0x310/0x310
[  230.755993]  ? retint_kernel+0x1b/0x2d
[  230.759885]  ? lock_acquire+0x1ed/0x520
[  230.763856]  ? bpf_test_run+0x3cb/0x780
[  230.767865]  ? lock_downgrade+0x900/0x900
[  230.772007]  ? lock_release+0x970/0x970
[  230.775990]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  230.781786]  ? preempt_schedule_common+0x1f/0xd0
[  230.786540]  ? preempt_schedule+0x4d/0x60
[  230.790680]  ? ___preempt_schedule+0x16/0x18
[  230.795087]  ? bpf_test_run+0x25d/0x780
[  230.799119]  ? netlink_diag_dump+0x2a0/0x2a0
[  230.803522]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  230.809072]  ? bpf_test_init.isra.9+0x70/0x100
[  230.813665]  ? bpf_prog_test_run_skb+0x634/0xb40
[  230.818433]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  230.823274]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  230.828821]  ? fput+0x130/0x1a0
[  230.832107]  ? __bpf_prog_get+0x9b/0x290
[  230.836184]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  230.841055]  ? bpf_prog_test_run+0x130/0x1a0
[  230.845489]  ? __x64_sys_bpf+0x3d8/0x510
[  230.849557]  ? bpf_prog_get+0x20/0x20
[  230.853360]  ? __x64_sys_futex+0x4bc/0x6a0
[  230.857589]  ? do_syscall_64+0x1b9/0x820
[  230.861640]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  230.867024]  ? syscall_return_slowpath+0x5e0/0x5e0
[  230.871967]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  230.876805]  ? trace_hardirqs_on_caller+0x310/0x310
[  230.881826]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  230.886855]  ? prepare_exit_to_usermode+0x291/0x3b0
[  230.891883]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  230.896771]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  230.902139] warn_alloc_show_mem: 1 callbacks suppressed
[  230.902150] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  230.902152] Mem-Info:
[  230.902194] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  230.902194]  active_file:17 inactive_file:13 isolated_file:0
[  230.902194]  unevictable:0 dirty:0 writeback:0 unstable:0
[  230.902194]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  230.902194]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  230.902194]  free:13756 free_pcp:276 free_cma:0
[  230.907559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  230.914570] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  230.916971] Call Trace:
[  230.950553] Node 0 
[  230.959894]  <IRQ>
[  230.987686] 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
[  230.990271]  dump_stack+0x1c4/0x2b4
[  230.992484] lowmem_reserve[]:
[  230.994684]  ? dump_stack_print_info.cold.2+0x52/0x52
[  231.020175]  0
[  231.023796]  warn_alloc.cold.119+0xb7/0x1bd
[  231.026875]  2819
[  231.032060]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  231.033836]  6323
[  231.038144]  ? lock_downgrade+0x900/0x900
[  231.040195]  6323
[  231.045039]  ? trace_hardirqs_off+0xb8/0x310
[  231.051236]  ? trace_hardirqs_off+0xb8/0x310
[  231.053270] Node 0 
[  231.057678]  __alloc_pages_slowpath+0x2667/0x2d80
[  231.062091] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  231.064348]  ? warn_alloc+0x120/0x120
[  231.069182] lowmem_reserve[]:
[  231.096889]  ? trace_hardirqs_on+0x310/0x310
[  231.100662]  0
[  231.103755]  ? warn_alloc+0x120/0x120
[  231.108176]  0
[  231.109989]  ? warn_alloc+0x120/0x120
[  231.113762]  3503
[  231.115552]  ? ktime_get+0x2e1/0x440
[  231.119368]  3503
[  231.121429]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.127170]  ? check_preemption_disabled+0x48/0x200
[  231.132677] Node 0 
[  231.137705]  ? kasan_check_read+0x11/0x20
[  231.137764] Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  231.137771] lowmem_reserve[]:
[  231.140030]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  231.144170]  0
[  231.172627]  ? should_fail+0x22d/0xd01
[  231.175704]  0
[  231.181256]  ? rcu_bh_qs+0xc0/0xc0
[  231.183059]  0
[  231.186953]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  231.188743]  0
[  231.192320]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  231.199178]  ? should_fail+0x22d/0xd01
[  231.200957] Node 0 
[  231.206523]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  231.210394] DMA: 
[  231.212619]  ? should_fail+0x22d/0xd01
[  231.217698] 1*4kB 
[  231.219770]  ? rcu_idle_enter+0x4b0/0x4b0
[  231.223641] (U) 
[  231.225788]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  231.229912] 0*8kB 
[  231.231975]  ? mark_held_locks+0x130/0x130
[  231.237068] 0*16kB 
[  231.239208]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.243428] 1*32kB 
[  231.245649]  ? mark_held_locks+0x130/0x130
[  231.251156] (U) 
[  231.253385]  ? rcu_irq_exit+0xce/0x100
[  231.257589] 2*64kB 
[  231.259562]  ? irq_exit+0xbd/0x1c0
[  231.263534] (U) 
[  231.265792]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  231.269315] 1*128kB 
[  231.271313]  ? do_raw_spin_unlock+0xa7/0x2f0
[  231.276302] (U) 
[  231.278630]  ? smp_call_function_single_interrupt+0x650/0x650
[  231.283013] 1*256kB 
[  231.284984]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.290839] (U) 
[  231.293166]  ? ret_from_intr+0xb/0x1e
[  231.298674] 0*512kB 
[  231.300637]  ? retint_kernel+0x2d/0x2d
[  231.304419] 1*1024kB 
[  231.306737]  ? trace_hardirqs_on_caller+0xc0/0x310
[  231.310602] (U) 
[  231.313010]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  231.317931] 1*2048kB 
[  231.319938]  ? trace_hardirqs_off+0x310/0x310
[  231.324668] (M) 
[  231.327087]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  231.331551] 3*4096kB (M) 
[  231.333543]  __alloc_pages_nodemask+0xa80/0xde0
[  231.338617] = 15908kB
[  231.341383]  ? should_fail+0x22d/0xd01
[  231.346040] Node 0 
[  231.348469]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  231.352342] DMA32: 
[  231.354590]  ? ____cache_alloc_node+0x1c7/0x1e0
[  231.359583] 2*4kB 
[  231.361819]  ? lock_downgrade+0x900/0x900
[  231.366527] (M) 
[  231.368703]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.372879] 1*8kB 
[  231.374848]  cache_grow_begin+0x91/0x8c0
[  231.380372] (M) 
[  231.382528]  ? do_raw_spin_unlock+0xa7/0x2f0
[  231.386590] 2*16kB 
[  231.388562]  fallback_alloc+0x203/0x2e0
[  231.392940] (M) 
[  231.395172]  ____cache_alloc_node+0x1c7/0x1e0
[  231.399141] 3*32kB 
[  231.401121]  kmem_cache_alloc_node+0xe3/0x730
[  231.405592] (MH) 
[  231.407829]  ? ipv6_get_ifaddr+0x42e/0x620
[  231.412295] 5*64kB 
[  231.414353]  __alloc_skb+0x119/0x770
[  231.418558] (MH) 
[  231.420796]  ? skb_scrub_packet+0x490/0x490
[  231.424576] 3*128kB 
[  231.426646]  ? lock_downgrade+0x900/0x900
[  231.430945] (M) 
[  231.433431]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.437557] 5*256kB 
[  231.439536]  ? refcount_sub_and_test_checked+0x203/0x310
[  231.445054] (UMH) 
[  231.447369]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  231.452792] 5*512kB 
[  231.454931]  ? addrconf_rs_timer+0x690/0x690
[  231.460366] (UMH) 
[  231.462688]  ndisc_alloc_skb+0x144/0x340
[  231.467067] 4*1024kB 
[  231.469241]  ndisc_send_rs+0x331/0x6e0
[  231.473282] (UMH) 
[  231.475694]  addrconf_rs_timer+0x314/0x690
[  231.479555] 2*2048kB 
[  231.481699]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.485999] (M) 
[  231.488410]  call_timer_fn+0x272/0x920
[  231.492618] 3*4096kB 
[  231.494602]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.498475] (M) 
[  231.500904]  ? process_timeout+0x40/0x40
[  231.505125] = 25168kB
[  231.507093]  ? trace_hardirqs_off+0xb8/0x310
[  231.511135] Node 0 
[  231.513533]  ? kasan_check_read+0x11/0x20
[  231.517919] Normal: 
[  231.520153]  ? do_raw_spin_unlock+0xa7/0x2f0
[  231.524271] 1081*4kB 
[  231.526598]  ? trace_hardirqs_on+0x310/0x310
[  231.530978] (UMEH) 
[  231.533377]  ? __run_timers+0x7da/0xc70
[  231.537762] 387*8kB 
[  231.539997]  ? lock_downgrade+0x900/0x900
[  231.543941] (ME) 
[  231.546261]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  231.550380] 152*16kB 
[  231.552483]  ? trace_hardirqs_on+0xbd/0x310
[  231.557574] (UME) 
[  231.559992]  ? kasan_check_read+0x11/0x20
[  231.564316] 54*32kB 
[  231.566452]  ? __run_timers+0x7da/0xc70
[  231.570574] (UME) 
[  231.572925]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  231.576889] 21*64kB 
[  231.579089]  ? kasan_check_write+0x14/0x20
[  231.584539] (UM) 
[  231.586880]  ? do_raw_spin_lock+0xc1/0x200
[  231.591101] 0*128kB 
[  231.593181]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.597388] 0*256kB 
[  231.599699]  __run_timers+0x7e5/0xc70
[  231.603909] 2*512kB 
[  231.606241]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  231.610010] (U) 
[  231.612331]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  231.617678] 0*1024kB 
[  231.619647]  ? timerqueue_add+0x207/0x2b0
[  231.624643] 0*2048kB 
[  231.627050]  ? enqueue_hrtimer+0x1a5/0x560
[  231.631174] 0*4096kB 
[  231.633584]  ? lock_release+0x970/0x970
[  231.637788] = 13948kB
[  231.640209]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  231.644160] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  231.646549]  ? check_preemption_disabled+0x48/0x200
[  231.651871] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  231.660734]  ? kasan_check_write+0x14/0x20
[  231.665734] 4244 total pagecache pages
[  231.674300]  ? pvclock_read_flags+0x160/0x160
[  231.678519] 0 pages in swap cache
[  231.682394]  ? lock_downgrade+0x900/0x900
[  231.686886] Swap cache stats: add 0, delete 0, find 0/0
[  231.690333]  ? trace_hardirqs_on+0xbd/0x310
[  231.694470] Free swap  = 0kB
[  231.699829]  ? kvm_sched_clock_read+0x9/0x20
[  231.704127] Total swap = 0kB
[  231.707135]  ? irq_exit+0x17f/0x1c0
[  231.711512] 1965979 pages RAM
[  231.714531]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.718139] 0 pages HighMem/MovableOnly
[  231.721238]  ? check_preemption_disabled+0x48/0x200
[  231.726805] 342307 pages reserved
[  231.730805]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.735808] 0 pages cma reserved
[  231.739282]  run_timer_softirq+0x52/0xb0
[  231.744867] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  231.748154]  ? __this_cpu_preempt_check+0x1c/0x1f
[  231.748165]  __do_softirq+0x30b/0xad8
[  231.748180]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  231.752279] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  231.758729]  ? pvclock_read_flags+0x160/0x160
[  231.763682] syz-executor2 cpuset=
[  231.767481]  ? lapic_next_event+0x5a/0x90
[  231.772576] syz2
[  231.783066]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.787552]  mems_allowed=0
[  231.791052]  ? clockevents_program_event+0x140/0x370
[  231.810674]  ? kvm_clock_read+0x18/0x30
[  231.814686]  ? kvm_sched_clock_read+0x9/0x20
[  231.819088]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.824647]  ? check_preemption_disabled+0x48/0x200
[  231.829677]  irq_exit+0x17f/0x1c0
[  231.833131]  smp_apic_timer_interrupt+0x1cb/0x760
[  231.837973]  ? smp_reschedule_interrupt+0x109/0x650
[  231.842990]  ? smp_call_function_single_interrupt+0x650/0x650
[  231.848979]  ? interrupt_entry+0xb5/0xf0
[  231.853077]  ? trace_hardirqs_off_caller+0xbb/0x310
[  231.858098]  ? trace_hardirqs_off_caller+0xbb/0x310
[  231.863138]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  231.867985]  ? trace_hardirqs_on_caller+0x310/0x310
[  231.872996]  ? trace_hardirqs_on_caller+0x310/0x310
[  231.878025]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  231.883576]  ? check_preemption_disabled+0x48/0x200
[  231.888585]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  231.894137]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  231.899022]  apic_timer_interrupt+0xf/0x20
[  231.903250]  </IRQ>
[  231.905498] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  231.910682] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  231.929572] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  231.937284] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  231.944545] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  231.951832] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  231.959131] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  231.966408] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  231.973712]  ? trace_hardirqs_on+0x9a/0x310
[  231.978052]  ? trace_hardirqs_on+0xb4/0x310
[  231.982377]  retint_kernel+0x1b/0x2d
[  231.986092] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  231.991379] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  232.010271] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  232.017985] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  232.025248] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  232.032509] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  232.039781] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  232.047044] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  232.054334]  ? trace_hardirqs_on+0x9a/0x310
[  232.058646]  ? arch_local_irq_restore+0x45/0x52
[  232.063314]  dump_stack+0x26a/0x2b4
[  232.066949]  ? dump_stack_print_info.cold.2+0x52/0x52
[  232.072159]  ? mark_held_locks+0x130/0x130
[  232.076426]  ? mark_held_locks+0x130/0x130
[  232.080696]  dump_header+0x27b/0xf72
[  232.084448]  ? rcu_read_unlock+0x16/0x60
[  232.088505]  ? pagefault_out_of_memory+0x197/0x197
[  232.093428]  ? mark_held_locks+0x130/0x130
[  232.097667]  ? percpu_ref_put_many+0x13e/0x260
[  232.102276]  ? mem_cgroup_charge_statistics+0x780/0x780
[  232.107645]  ? mem_cgroup_iter+0x1f7/0x1160
[  232.111976]  ? mark_held_locks+0x130/0x130
[  232.116218]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.121755]  ? task_will_free_mem+0x239/0xb30
[  232.126273]  ? ___ratelimit+0x36f/0x655
[  232.130246]  ? lock_downgrade+0x900/0x900
[  232.134394]  ? trace_hardirqs_on+0xbd/0x310
[  232.138712]  ? kasan_check_read+0x11/0x20
[  232.142862]  ? ___ratelimit+0x36f/0x655
[  232.146869]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  232.152330]  ? trace_hardirqs_on+0x310/0x310
[  232.156756]  ? lock_downgrade+0x900/0x900
[  232.160954]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  232.166054]  ? ___ratelimit+0xaa/0x655
[  232.169936]  ? idr_get_free+0xec0/0xec0
[  232.173909]  ? kasan_check_write+0x14/0x20
[  232.178139]  ? do_raw_spin_lock+0xc1/0x200
[  232.182372]  oom_kill_process.cold.27+0x10/0x903
[  232.187125]  ? lock_downgrade+0x900/0x900
[  232.191283]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  232.197091]  ? oom_evaluate_task+0x540/0x540
[  232.201511]  ? shrink_node+0x16b0/0x16b0
[  232.205588]  ? oom_unkillable_task+0x383/0x580
[  232.210166]  ? out_of_memory+0x974/0x1430
[  232.214304]  ? lock_downgrade+0x900/0x900
[  232.218451]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  232.224249]  ? __cpuset_node_allowed+0x19b/0x660
[  232.229017]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.234576]  ? oom_evaluate_task+0x302/0x540
[  232.238982]  out_of_memory+0xa84/0x1430
[  232.242983]  ? oom_killer_disable+0x3a0/0x3a0
[  232.247470]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  232.252410]  ? __mutex_add_waiter+0x2a0/0x2a0
[  232.256913]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  232.261935]  ? find_next_bit+0x104/0x130
[  232.266004]  __alloc_pages_slowpath+0x2318/0x2d80
[  232.270875]  ? warn_alloc+0x120/0x120
[  232.274688]  ? __radix_tree_lookup+0x4c0/0x4c0
[  232.279283]  ? find_get_entry+0x2f2/0xc40
[  232.283433]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  232.288373]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.293917]  ? should_fail+0x22d/0xd01
[  232.297802]  ? ___might_sleep+0x1ed/0x300
[  232.301948]  ? lock_release+0x970/0x970
[  232.305921]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  232.311074]  ? debug_smp_processor_id+0x1c/0x20
[  232.315811]  ? __might_sleep+0x95/0x190
[  232.319825]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  232.324686]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  232.329714]  ? lock_downgrade+0x900/0x900
[  232.333879]  ? ___might_sleep+0x1ed/0x300
[  232.338075]  ? lock_release+0x970/0x970
[  232.342042]  ? arch_local_save_flags+0x40/0x40
[  232.346633]  ? finish_task_switch+0x1f5/0x900
[  232.351125]  ? __might_sleep+0x95/0x190
[  232.355105]  __alloc_pages_nodemask+0xa80/0xde0
[  232.359915]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  232.364959]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  232.370837]  ? kasan_check_write+0x14/0x20
[  232.375067]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  232.379831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.385362]  ? __do_page_cache_readahead+0x7ce/0x980
[  232.390493]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  232.396062]  alloc_pages_current+0x10c/0x210
[  232.400466]  ? lock_downgrade+0x900/0x900
[  232.404636]  __page_cache_alloc+0x38f/0x5b0
[  232.408981]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  232.414825]  ? ext4_filemap_fault+0x82/0xad
[  232.419206]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  232.423892]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.429419]  ? check_preemption_disabled+0x48/0x200
[  232.434440]  filemap_fault+0x1594/0x25f0
[  232.438526]  ? __lock_page_or_retry+0xa00/0xa00
[  232.443187]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  232.448993]  ? unwind_dump+0x190/0x190
[  232.452894]  ? is_bpf_text_address+0xd3/0x170
[  232.457393]  ? filemap_map_pages+0xdea/0x1980
[  232.461893]  ? find_get_pages_range_tag+0x1320/0x1320
[  232.467076]  ? save_stack+0xa9/0xd0
[  232.470701]  ? save_stack+0x43/0xd0
[  232.474326]  ? __kasan_slab_free+0x102/0x150
[  232.478769]  ? __sigqueue_free.part.27+0x7d/0xa0
[  232.483532]  ? __dequeue_signal+0x530/0x7d0
[  232.487873]  ? dequeue_signal+0x26c/0x630
[  232.492030]  ? get_signal+0x3ec/0x1980
[  232.496022]  ? do_signal+0x9c/0x21e0
[  232.499760]  ? exit_to_usermode_loop+0x2e5/0x380
[  232.504516]  ? mark_held_locks+0x130/0x130
[  232.508766]  ? trace_hardirqs_on+0x310/0x310
[  232.513176]  ? lock_acquire+0x1ed/0x520
[  232.517156]  ? ext4_filemap_fault+0x7a/0xad
[  232.521532]  ? lock_release+0x970/0x970
[  232.525517]  ? arch_local_save_flags+0x40/0x40
[  232.530093]  ? mark_held_locks+0x130/0x130
[  232.534322]  ? trace_hardirqs_off+0xb8/0x310
[  232.538739]  ? down_read+0xb0/0x1d0
[  232.542366]  ? ext4_filemap_fault+0x7a/0xad
[  232.546698]  ? __down_interruptible+0x700/0x700
[  232.551440]  ? kmem_cache_free+0x21a/0x290
[  232.555679]  ? __sigqueue_free.part.27+0x7d/0xa0
[  232.560435]  ? __dequeue_signal+0xf9/0x7d0
[  232.564692]  ext4_filemap_fault+0x82/0xad
[  232.568845]  __do_fault+0x100/0x6b0
[  232.572473]  ? print_bad_pte+0x6c0/0x6c0
[  232.576527]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.582076]  ? pmd_val+0x88/0x100
[  232.585554]  ? add_mm_counter_fast+0xd0/0xd0
[  232.590054]  ? pmd_val+0x88/0x100
[  232.593525]  ? add_mm_counter_fast+0xd0/0xd0
[  232.597940]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.603474]  __handle_mm_fault+0x3709/0x53e0
[  232.607899]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  232.612754]  ? kasan_check_write+0x14/0x20
[  232.617034]  ? do_raw_spin_lock+0xc1/0x200
[  232.621280]  ? _raw_spin_unlock_irq+0x60/0x80
[  232.625807]  ? __set_current_blocked+0xe4/0x120
[  232.630512]  ? lock_acquire+0x1ed/0x520
[  232.634505]  ? handle_mm_fault+0x42a/0xc70
[  232.638764]  ? lock_downgrade+0x900/0x900
[  232.642971]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  232.648764]  ? __do_page_fault+0x67d/0xed0
[  232.652994]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  232.658437]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.663968]  ? check_preemption_disabled+0x48/0x200
[  232.669013]  handle_mm_fault+0x54f/0xc70
[  232.673071]  ? __handle_mm_fault+0x53e0/0x53e0
[  232.677646]  ? find_vma+0x34/0x190
[  232.681177]  __do_page_fault+0x67d/0xed0
[  232.685238]  ? mm_fault_error+0x380/0x380
[  232.689431]  ? syscall_slow_exit_work+0x520/0x520
[  232.694273]  do_page_fault+0xf2/0x7e0
[  232.698068]  ? vmalloc_sync_all+0x30/0x30
[  232.702221]  ? error_entry+0x70/0xd0
[  232.706003]  ? trace_hardirqs_off_caller+0xbb/0x310
[  232.711011]  ? trace_hardirqs_on_caller+0xc0/0x310
[  232.715940]  ? syscall_return_slowpath+0x5e0/0x5e0
[  232.720863]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  232.725705]  ? trace_hardirqs_on_caller+0x310/0x310
[  232.730736]  ? trace_hardirqs_off+0x310/0x310
[  232.735234]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  232.740282]  ? prepare_exit_to_usermode+0x291/0x3b0
[  232.745316]  ? page_fault+0x8/0x30
[  232.748855]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  232.753728]  ? page_fault+0x8/0x30
[  232.757292]  page_fault+0x1e/0x30
[  232.760740] RIP: 0033:0x45db60
[  232.763938] Code: Bad RIP value.
[  232.767317] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  232.772752] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  232.780053] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  232.787311] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  232.794568] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  232.801835] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  232.809135] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  232.809186] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  232.816413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  232.822954] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  232.832214] Call Trace:
[  232.842453] syz-fuzzer cpuset=
[  232.845034]  <IRQ>
[  232.845036] / mems_allowed=0
[  232.848237]  dump_stack+0x1c4/0x2b4
[  232.857036]  ? dump_stack_print_info.cold.2+0x52/0x52
[  232.862326]  warn_alloc.cold.119+0xb7/0x1bd
[  232.866644]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  232.871510]  ? lock_downgrade+0x900/0x900
[  232.875650]  ? trace_hardirqs_off+0xb8/0x310
[  232.880049]  ? trace_hardirqs_off+0xb8/0x310
[  232.884475]  __alloc_pages_slowpath+0x2667/0x2d80
[  232.889326]  ? warn_alloc+0x120/0x120
[  232.893145]  ? lock_release+0x970/0x970
[  232.897129]  ? warn_alloc+0x120/0x120
[  232.900939]  ? trace_hardirqs_on+0x310/0x310
[  232.905345]  ? warn_alloc+0x120/0x120
[  232.909161]  ? mark_held_locks+0x130/0x130
[  232.913405]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.918941]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.924486]  ? should_fail+0x22d/0xd01
[  232.928384]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  232.933481]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.939035]  ? should_fail+0x22d/0xd01
[  232.942958]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  232.948564]  ? should_fail+0x22d/0xd01
[  232.952450]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  232.957547]  ? mark_held_locks+0x130/0x130
[  232.961839]  ? mark_held_locks+0x130/0x130
[  232.966111]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.971648]  ? trace_hardirqs_off+0xb8/0x310
[  232.976053]  ? kasan_check_read+0x11/0x20
[  232.980194]  ? do_raw_spin_unlock+0xa7/0x2f0
[  232.984613]  ? trace_hardirqs_on+0x310/0x310
[  232.989026]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.994553]  ? wq_watchdog_touch+0x9c/0xfe
[  232.998783]  ? io_serial_in+0x11/0x90
[  233.002575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.008121]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  233.013230]  __alloc_pages_nodemask+0xa80/0xde0
[  233.017892]  ? should_fail+0x22d/0xd01
[  233.021802]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  233.026857]  ? ____cache_alloc_node+0x1c7/0x1e0
[  233.031520]  ? lock_downgrade+0x900/0x900
[  233.035665]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.041199]  cache_grow_begin+0x91/0x8c0
[  233.045301]  ? do_raw_spin_unlock+0xa7/0x2f0
[  233.049738]  fallback_alloc+0x203/0x2e0
[  233.053727]  ____cache_alloc_node+0x1c7/0x1e0
[  233.058242]  kmem_cache_alloc_node+0xe3/0x730
[  233.062759]  ? ipv6_get_ifaddr+0x42e/0x620
[  233.067061]  __alloc_skb+0x119/0x770
[  233.070795]  ? skb_scrub_packet+0x490/0x490
[  233.075121]  ? lock_downgrade+0x900/0x900
[  233.079491]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.085042]  ? refcount_sub_and_test_checked+0x203/0x310
[  233.090499]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  233.095959]  ? addrconf_rs_timer+0x690/0x690
[  233.100375]  ndisc_alloc_skb+0x144/0x340
[  233.104443]  ndisc_send_rs+0x331/0x6e0
[  233.108330]  addrconf_rs_timer+0x314/0x690
[  233.112569]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.116842]  call_timer_fn+0x272/0x920
[  233.120761]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.125030]  ? process_timeout+0x40/0x40
[  233.129098]  ? trace_hardirqs_off+0xb8/0x310
[  233.133501]  ? kasan_check_read+0x11/0x20
[  233.137685]  ? do_raw_spin_unlock+0xa7/0x2f0
[  233.142105]  ? trace_hardirqs_on+0x310/0x310
[  233.146532]  ? __run_timers+0x7da/0xc70
[  233.150529]  ? lock_downgrade+0x900/0x900
[  233.154698]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  233.159823]  ? trace_hardirqs_on+0xbd/0x310
[  233.164154]  ? kasan_check_read+0x11/0x20
[  233.168366]  ? __run_timers+0x7da/0xc70
[  233.172350]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  233.177803]  ? kasan_check_write+0x14/0x20
[  233.182084]  ? do_raw_spin_lock+0xc1/0x200
[  233.186318]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.190544]  __run_timers+0x7e5/0xc70
[  233.194367]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  233.199737]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  233.204757]  ? timerqueue_add+0x207/0x2b0
[  233.208903]  ? enqueue_hrtimer+0x1a5/0x560
[  233.213137]  ? lock_release+0x970/0x970
[  233.217119]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  233.222323]  ? kasan_check_write+0x14/0x20
[  233.226564]  ? pvclock_read_flags+0x160/0x160
[  233.231090]  ? lock_downgrade+0x900/0x900
[  233.235249]  ? trace_hardirqs_on+0xbd/0x310
[  233.239570]  ? kvm_sched_clock_read+0x9/0x20
[  233.243972]  ? irq_exit+0x17f/0x1c0
[  233.247596]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.253135]  ? check_preemption_disabled+0x48/0x200
[  233.258157]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.263687]  run_timer_softirq+0x52/0xb0
[  233.267755]  ? __this_cpu_preempt_check+0x1c/0x1f
[  233.272603]  __do_softirq+0x30b/0xad8
[  233.276420]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  233.281521]  ? pvclock_read_flags+0x160/0x160
[  233.286011]  ? lapic_next_event+0x5a/0x90
[  233.290182]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.295713]  ? clockevents_program_event+0x140/0x370
[  233.300827]  ? kvm_clock_read+0x18/0x30
[  233.304799]  ? kvm_sched_clock_read+0x9/0x20
[  233.309224]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.314764]  ? check_preemption_disabled+0x48/0x200
[  233.319798]  irq_exit+0x17f/0x1c0
[  233.323247]  smp_apic_timer_interrupt+0x1cb/0x760
[  233.328082]  ? smp_reschedule_interrupt+0x109/0x650
[  233.333089]  ? smp_call_function_single_interrupt+0x650/0x650
[  233.338980]  ? interrupt_entry+0xb5/0xf0
[  233.343056]  ? trace_hardirqs_off_caller+0xbb/0x310
[  233.348100]  ? trace_hardirqs_off_caller+0xbb/0x310
[  233.353107]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  233.357942]  ? trace_hardirqs_on_caller+0x310/0x310
[  233.362953]  ? trace_hardirqs_on_caller+0x310/0x310
[  233.367970]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.373502]  ? check_preemption_disabled+0x48/0x200
[  233.378514]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  233.383362]  apic_timer_interrupt+0xf/0x20
[  233.387734]  </IRQ>
[  233.390000] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  233.395877] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  233.414771] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  233.422483] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  233.429779] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  233.437055] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  233.444311] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  233.451572] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  233.458853]  ? trace_hardirqs_on+0xb4/0x310
[  233.463176]  ? save_stack+0xa9/0xd0
[  233.466815]  __kmalloc_node_track_caller+0x33/0x70
[  233.471772]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  233.476552]  pskb_expand_head+0x230/0x10f0
[  233.480785]  ? lock_downgrade+0x900/0x900
[  233.484930]  ? check_preemption_disabled+0x48/0x200
[  233.489963]  ? memcpy+0x45/0x50
[  233.493292]  ? __copy_skb_header+0x350/0x6b0
[  233.497713]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  233.502231]  ? skb_checksum+0x140/0x140
[  233.506216]  ? trace_hardirqs_on+0xbd/0x310
[  233.510544]  ? skb_clone+0x1bb/0x500
[  233.514255]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  233.519714]  ? kasan_unpoison_shadow+0x35/0x50
[  233.524302]  ? kasan_check_write+0x14/0x20
[  233.528539]  ? __skb_clone+0x6c7/0xa00
[  233.532422]  ? __copy_skb_header+0x6b0/0x6b0
[  233.536843]  ? kmem_cache_alloc+0x306/0x730
[  233.541159]  skb_ensure_writable+0x3dd/0x640
[  233.545566]  ? skb_cow_data+0xf10/0xf10
[  233.549568]  ? check_preemption_disabled+0x48/0x200
[  233.554613]  ? __this_cpu_preempt_check+0x1c/0x1f
[  233.559478]  ? __bpf_redirect+0x54b/0xb20
[  233.563620]  ? __switch_to_asm+0x34/0x70
[  233.567715]  bpf_clone_redirect+0x14a/0x490
[  233.572121]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  233.577131]  ? __sched_text_start+0x8/0x8
[  233.581277]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  233.586032]  ? retint_kernel+0x2d/0x2d
[  233.589932]  ? trace_hardirqs_on_caller+0xc0/0x310
[  233.594895]  ? retint_kernel+0x2d/0x2d
[  233.598778]  ? trace_hardirqs_on_caller+0xc0/0x310
[  233.603741]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  233.608500]  ? trace_hardirqs_off+0x310/0x310
[  233.612985]  ? retint_kernel+0x1b/0x2d
[  233.616894]  ? lock_acquire+0x1ed/0x520
[  233.620868]  ? bpf_test_run+0x3cb/0x780
[  233.624833]  ? lock_downgrade+0x900/0x900
[  233.628983]  ? lock_release+0x970/0x970
[  233.632955]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  233.638751]  ? preempt_schedule_common+0x1f/0xd0
[  233.643498]  ? preempt_schedule+0x4d/0x60
[  233.647640]  ? ___preempt_schedule+0x16/0x18
[  233.652064]  ? bpf_test_run+0x25d/0x780
[  233.656047]  ? netlink_diag_dump+0x2a0/0x2a0
[  233.660445]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  233.665988]  ? bpf_test_init.isra.9+0x70/0x100
[  233.670586]  ? bpf_prog_test_run_skb+0x634/0xb40
[  233.675396]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  233.680245]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  233.685773]  ? fput+0x130/0x1a0
[  233.689050]  ? __bpf_prog_get+0x9b/0x290
[  233.693104]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  233.697939]  ? bpf_prog_test_run+0x130/0x1a0
[  233.702341]  ? __x64_sys_bpf+0x3d8/0x510
[  233.706401]  ? bpf_prog_get+0x20/0x20
[  233.710205]  ? __x64_sys_futex+0x4bc/0x6a0
[  233.714444]  ? do_syscall_64+0x1b9/0x820
[  233.718506]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  233.723867]  ? syscall_return_slowpath+0x5e0/0x5e0
[  233.728822]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  233.733706]  ? trace_hardirqs_on_caller+0x310/0x310
[  233.738737]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  233.743788]  ? prepare_exit_to_usermode+0x291/0x3b0
[  233.748836]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  233.753691]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  233.759057] warn_alloc_show_mem: 1 callbacks suppressed
[  233.759068] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  233.759070] Mem-Info:
[  233.759096] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  233.759096]  active_file:17 inactive_file:13 isolated_file:0
[  233.759096]  unevictable:0 dirty:0 writeback:0 unstable:0
[  233.759096]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  233.759096]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  233.759096]  free:13756 free_pcp:276 free_cma:0
[  233.764440] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  233.771456] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  233.773885] Call Trace:
[  233.806826] Node 0 
[  233.816184]  <IRQ>
[  233.844080] 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
[  233.846656]  dump_stack+0x1c4/0x2b4
[  233.848875] lowmem_reserve[]:
[  233.851053]  ? dump_stack_print_info.cold.2+0x52/0x52
[  233.876664]  0
[  233.880302]  warn_alloc.cold.119+0xb7/0x1bd
[  233.883394]  2819
[  233.888607]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  233.890379]  6323
[  233.894688]  ? lock_downgrade+0x900/0x900
[  233.896746]  6323
[  233.901577]  ? trace_hardirqs_off+0xb8/0x310
[  233.907773]  ? trace_hardirqs_off+0xb8/0x310
[  233.909835] Node 0 
[  233.914252]  __alloc_pages_slowpath+0x2667/0x2d80
[  233.918672] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  233.920911]  ? warn_alloc+0x120/0x120
[  233.925714] lowmem_reserve[]:
[  233.953054]  ? trace_hardirqs_on+0x310/0x310
[  233.956859]  0
[  233.959967]  ? warn_alloc+0x120/0x120
[  233.964352]  0
[  233.966170]  ? warn_alloc+0x120/0x120
[  233.969966]  3503
[  233.972070]  ? ktime_get+0x2e1/0x440
[  233.975844]  3503
[  233.977907]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.983663]  ? check_preemption_disabled+0x48/0x200
[  233.989173] Node 0 Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  233.994235]  ? kasan_check_read+0x11/0x20
[  233.994251]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.023405] lowmem_reserve[]:
[  234.027551]  ? should_fail+0x22d/0xd01
[  234.033087]  0
[  234.036211]  ? rcu_bh_qs+0xc0/0xc0
[  234.040073]  0
[  234.041868]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  234.045416]  0
[  234.047254]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.052359]  0
[  234.054203]  ? should_fail+0x22d/0xd01
[  234.061559]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  234.065414] Node 0 
[  234.070509]  ? should_fail+0x22d/0xd01
[  234.070512] DMA: 1*4kB 
[  234.072754]  ? rcu_idle_enter+0x4b0/0x4b0
[  234.076611] (U) 
[  234.079185]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  234.083307] 0*8kB 
[  234.085279]  ? mark_held_locks+0x130/0x130
[  234.090365] 0*16kB 
[  234.092509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.096713] 1*32kB 
[  234.098943]  ? mark_held_locks+0x130/0x130
[  234.104479] (U) 
[  234.106713]  ? rcu_irq_exit+0xce/0x100
[  234.110948] 2*64kB 
[  234.112921]  ? irq_exit+0xbd/0x1c0
[  234.116790] (U) 
[  234.119016]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  234.122567] 1*128kB 
[  234.124570]  ? do_raw_spin_unlock+0xa7/0x2f0
[  234.129603] (U) 
[  234.131975]  ? smp_call_function_single_interrupt+0x650/0x650
[  234.136355] 1*256kB 
[  234.138326]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.144186] (U) 
[  234.146517]  ? ret_from_intr+0xb/0x1e
[  234.152046] 0*512kB 
[  234.154042]  ? retint_kernel+0x2d/0x2d
[  234.157831] 1*1024kB 
[  234.160164]  ? trace_hardirqs_on_caller+0xc0/0x310
[  234.164039] (U) 
[  234.166467]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  234.171369] 1*2048kB 
[  234.173335]  ? trace_hardirqs_off+0x310/0x310
[  234.178083] (M) 
[  234.180485]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  234.184970] 3*4096kB 
[  234.186955]  __alloc_pages_nodemask+0xa80/0xde0
[  234.192042] (M) 
[  234.194439]  ? should_fail+0x22d/0xd01
[  234.199078] = 15908kB
[  234.201068]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  234.204924] Node 0 
[  234.207341]  ? ____cache_alloc_node+0x1c7/0x1e0
[  234.212324] DMA32: 
[  234.214577]  ? lock_downgrade+0x900/0x900
[  234.219223] 2*4kB 
[  234.221475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.225604] (M) 
[  234.227773]  cache_grow_begin+0x91/0x8c0
[  234.233286] 1*8kB 
[  234.235273]  ? do_raw_spin_unlock+0xa7/0x2f0
[  234.239323] (M) 
[  234.241470]  fallback_alloc+0x203/0x2e0
[  234.245851] 2*16kB 
[  234.247816]  ____cache_alloc_node+0x1c7/0x1e0
[  234.251766] (M) 
[  234.254052]  kmem_cache_alloc_node+0xe3/0x730
[  234.258549] 3*32kB 
[  234.260531]  ? ipv6_get_ifaddr+0x42e/0x620
[  234.265017] (MH) 
[  234.267281]  __alloc_skb+0x119/0x770
[  234.271511] 5*64kB 
[  234.273574]  ? skb_scrub_packet+0x490/0x490
[  234.277270] (MH) 
[  234.279505]  ? lock_downgrade+0x900/0x900
[  234.283802] 3*128kB 
[  234.285853]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.289977] (M) 
[  234.292295]  ? refcount_sub_and_test_checked+0x203/0x310
[  234.297818] 5*256kB 
[  234.299800]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  234.305219] (UMH) 
[  234.307545]  ? addrconf_rs_timer+0x690/0x690
[  234.312969] 5*512kB 
[  234.315148]  ndisc_alloc_skb+0x144/0x340
[  234.319541] (UMH) 
[  234.321854]  ndisc_send_rs+0x331/0x6e0
[  234.325909] 4*1024kB 
[  234.328157]  addrconf_rs_timer+0x314/0x690
[  234.332016] (UMH) 
[  234.334431]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.338669] 2*2048kB 
[  234.340823]  call_timer_fn+0x272/0x920
[  234.345059] (M) 
[  234.347464]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.351418] 3*4096kB 
[  234.353400]  ? process_timeout+0x40/0x40
[  234.357625] (M) 
[  234.360040]  ? trace_hardirqs_off+0xb8/0x310
[  234.364073] = 25168kB
[  234.366040]  ? kasan_check_read+0x11/0x20
[  234.370440] Node 0 
[  234.372920]  ? do_raw_spin_unlock+0xa7/0x2f0
[  234.377082] Normal: 
[  234.379321]  ? trace_hardirqs_on+0x310/0x310
[  234.383707] 1081*4kB 
[  234.386027]  ? __run_timers+0x7da/0xc70
[  234.390402] (UMEH) 
[  234.392799]  ? lock_downgrade+0x900/0x900
[  234.396752] 387*8kB 
[  234.399001]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  234.403125] (ME) 
[  234.405454]  ? trace_hardirqs_on+0xbd/0x310
[  234.410542] 152*16kB 
[  234.412595]  ? kasan_check_read+0x11/0x20
[  234.416888] (UME) 
[  234.419290]  ? __run_timers+0x7da/0xc70
[  234.423409] 54*32kB 
[  234.425557]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  234.429500] (UME) 
[  234.431811]  ? kasan_check_write+0x14/0x20
[  234.437240] 21*64kB 
[  234.439385]  ? do_raw_spin_lock+0xc1/0x200
[  234.443590] (UM) 
[  234.445961]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.450170] 0*128kB 
[  234.452236]  __run_timers+0x7e5/0xc70
[  234.456487] 0*256kB 
[  234.458826]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  234.462631] 2*512kB 
[  234.464974]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  234.470313] (U) 
[  234.472644]  ? timerqueue_add+0x207/0x2b0
[  234.477630] 0*1024kB 
[  234.479590]  ? enqueue_hrtimer+0x1a5/0x560
[  234.483787] 0*2048kB 
[  234.486201]  ? lock_release+0x970/0x970
[  234.490420] 0*4096kB 
[  234.492828]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  234.496781] = 13948kB
[  234.499181]  ? check_preemption_disabled+0x48/0x200
[  234.504364] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  234.506766]  ? kasan_check_write+0x14/0x20
[  234.511773] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  234.520617]  ? pvclock_read_flags+0x160/0x160
[  234.524823] 4244 total pagecache pages
[  234.533401]  ? lock_downgrade+0x900/0x900
[  234.537894] 0 pages in swap cache
[  234.541781]  ? trace_hardirqs_on+0xbd/0x310
[  234.545909] Swap cache stats: add 0, delete 0, find 0/0
[  234.549345]  ? kvm_sched_clock_read+0x9/0x20
[  234.553642] Free swap  = 0kB
[  234.558994]  ? irq_exit+0x17f/0x1c0
[  234.563377] Total swap = 0kB
[  234.566380]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.569981] 1965979 pages RAM
[  234.573000]  ? check_preemption_disabled+0x48/0x200
[  234.578779] 0 pages HighMem/MovableOnly
[  234.581904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.586905] 342307 pages reserved
[  234.590881]  run_timer_softirq+0x52/0xb0
[  234.596396] 0 pages cma reserved
[  234.599879]  ? __this_cpu_preempt_check+0x1c/0x1f
[  234.604019] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  234.607289]  __do_softirq+0x30b/0xad8
[  234.607304]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  234.607317]  ? pvclock_read_flags+0x160/0x160
[  234.612172] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  234.618624]  ? lapic_next_event+0x5a/0x90
[  234.622397] syz-executor2 cpuset=
[  234.627487]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.631988] syz2
[  234.642476]  ? clockevents_program_event+0x140/0x370
[  234.646600]  mems_allowed=0
[  234.650039]  ? kvm_clock_read+0x18/0x30
[  234.669757]  ? kvm_sched_clock_read+0x9/0x20
[  234.674172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.679798]  ? check_preemption_disabled+0x48/0x200
[  234.684817]  irq_exit+0x17f/0x1c0
[  234.688265]  smp_apic_timer_interrupt+0x1cb/0x760
[  234.693101]  ? smp_reschedule_interrupt+0x109/0x650
[  234.698118]  ? smp_call_function_single_interrupt+0x650/0x650
[  234.704030]  ? interrupt_entry+0xb5/0xf0
[  234.708090]  ? trace_hardirqs_off_caller+0xbb/0x310
[  234.713147]  ? trace_hardirqs_off_caller+0xbb/0x310
[  234.718160]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  234.723034]  ? trace_hardirqs_on_caller+0x310/0x310
[  234.728044]  ? trace_hardirqs_on_caller+0x310/0x310
[  234.733073]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.738688]  ? check_preemption_disabled+0x48/0x200
[  234.743733]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.749269]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  234.754113]  apic_timer_interrupt+0xf/0x20
[  234.758362]  </IRQ>
[  234.760604] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  234.765810] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  234.784716] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  234.792428] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  234.799714] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  234.806983] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  234.814459] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  234.821741] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  234.829017]  ? trace_hardirqs_on+0x9a/0x310
[  234.833334]  ? trace_hardirqs_on+0xb4/0x310
[  234.837675]  retint_kernel+0x1b/0x2d
[  234.841397] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  234.846675] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  234.865580] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  234.873283] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  234.880558] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  234.887819] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  234.895079] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  234.902340] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  234.909612]  ? trace_hardirqs_on+0x9a/0x310
[  234.913926]  ? arch_local_irq_restore+0x45/0x52
[  234.918597]  dump_stack+0x26a/0x2b4
[  234.922254]  ? dump_stack_print_info.cold.2+0x52/0x52
[  234.927446]  ? mark_held_locks+0x130/0x130
[  234.931686]  ? mark_held_locks+0x130/0x130
[  234.935921]  dump_header+0x27b/0xf72
[  234.939645]  ? rcu_read_unlock+0x16/0x60
[  234.943700]  ? pagefault_out_of_memory+0x197/0x197
[  234.948890]  ? mark_held_locks+0x130/0x130
[  234.953117]  ? percpu_ref_put_many+0x13e/0x260
[  234.957742]  ? mem_cgroup_charge_statistics+0x780/0x780
[  234.963114]  ? mem_cgroup_iter+0x1f7/0x1160
[  234.967439]  ? mark_held_locks+0x130/0x130
[  234.971691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.977248]  ? task_will_free_mem+0x239/0xb30
[  234.981779]  ? ___ratelimit+0x36f/0x655
[  234.985774]  ? lock_downgrade+0x900/0x900
[  234.989939]  ? trace_hardirqs_on+0xbd/0x310
[  234.994255]  ? kasan_check_read+0x11/0x20
[  234.998400]  ? ___ratelimit+0x36f/0x655
[  235.002373]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  235.007821]  ? trace_hardirqs_on+0x310/0x310
[  235.012225]  ? lock_downgrade+0x900/0x900
[  235.016380]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  235.021476]  ? ___ratelimit+0xaa/0x655
[  235.025375]  ? idr_get_free+0xec0/0xec0
[  235.029353]  ? kasan_check_write+0x14/0x20
[  235.033595]  ? do_raw_spin_lock+0xc1/0x200
[  235.037858]  oom_kill_process.cold.27+0x10/0x903
[  235.042616]  ? lock_downgrade+0x900/0x900
[  235.046766]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  235.052571]  ? oom_evaluate_task+0x540/0x540
[  235.056973]  ? shrink_node+0x16b0/0x16b0
[  235.061047]  ? oom_unkillable_task+0x383/0x580
[  235.065652]  ? out_of_memory+0x974/0x1430
[  235.069856]  ? lock_downgrade+0x900/0x900
[  235.074031]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  235.080326]  ? __cpuset_node_allowed+0x19b/0x660
[  235.085077]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.090609]  ? oom_evaluate_task+0x302/0x540
[  235.095031]  out_of_memory+0xa84/0x1430
[  235.099002]  ? oom_killer_disable+0x3a0/0x3a0
[  235.103490]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  235.108424]  ? __mutex_add_waiter+0x2a0/0x2a0
[  235.112947]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  235.117955]  ? find_next_bit+0x104/0x130
[  235.122083]  __alloc_pages_slowpath+0x2318/0x2d80
[  235.126939]  ? warn_alloc+0x120/0x120
[  235.130757]  ? __radix_tree_lookup+0x4c0/0x4c0
[  235.135341]  ? find_get_entry+0x2f2/0xc40
[  235.139491]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  235.144433]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.149991]  ? should_fail+0x22d/0xd01
[  235.153878]  ? ___might_sleep+0x1ed/0x300
[  235.158034]  ? lock_release+0x970/0x970
[  235.162012]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  235.167119]  ? debug_smp_processor_id+0x1c/0x20
[  235.171834]  ? __might_sleep+0x95/0x190
[  235.175823]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  235.180667]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  235.185688]  ? lock_downgrade+0x900/0x900
[  235.189954]  ? ___might_sleep+0x1ed/0x300
[  235.194117]  ? lock_release+0x970/0x970
[  235.198095]  ? arch_local_save_flags+0x40/0x40
[  235.202678]  ? finish_task_switch+0x1f5/0x900
[  235.207183]  ? __might_sleep+0x95/0x190
[  235.211160]  __alloc_pages_nodemask+0xa80/0xde0
[  235.215836]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  235.220891]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  235.226694]  ? kasan_check_write+0x14/0x20
[  235.230937]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  235.235642]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.241216]  ? __do_page_cache_readahead+0x7ce/0x980
[  235.246337]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  235.251920]  alloc_pages_current+0x10c/0x210
[  235.256326]  ? lock_downgrade+0x900/0x900
[  235.260495]  __page_cache_alloc+0x38f/0x5b0
[  235.264815]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  235.270610]  ? ext4_filemap_fault+0x82/0xad
[  235.274931]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  235.279599]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.285134]  ? check_preemption_disabled+0x48/0x200
[  235.290150]  filemap_fault+0x1594/0x25f0
[  235.294212]  ? __lock_page_or_retry+0xa00/0xa00
[  235.298880]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  235.304670]  ? unwind_dump+0x190/0x190
[  235.308591]  ? is_bpf_text_address+0xd3/0x170
[  235.313129]  ? filemap_map_pages+0xdea/0x1980
[  235.317629]  ? find_get_pages_range_tag+0x1320/0x1320
[  235.322837]  ? save_stack+0xa9/0xd0
[  235.326463]  ? save_stack+0x43/0xd0
[  235.330094]  ? __kasan_slab_free+0x102/0x150
[  235.334516]  ? __sigqueue_free.part.27+0x7d/0xa0
[  235.339265]  ? __dequeue_signal+0x530/0x7d0
[  235.343576]  ? dequeue_signal+0x26c/0x630
[  235.347716]  ? get_signal+0x3ec/0x1980
[  235.351608]  ? do_signal+0x9c/0x21e0
[  235.355317]  ? exit_to_usermode_loop+0x2e5/0x380
[  235.360097]  ? mark_held_locks+0x130/0x130
[  235.364325]  ? trace_hardirqs_on+0x310/0x310
[  235.368767]  ? lock_acquire+0x1ed/0x520
[  235.372786]  ? ext4_filemap_fault+0x7a/0xad
[  235.377119]  ? lock_release+0x970/0x970
[  235.381114]  ? arch_local_save_flags+0x40/0x40
[  235.385755]  ? mark_held_locks+0x130/0x130
[  235.389986]  ? trace_hardirqs_off+0xb8/0x310
[  235.394402]  ? down_read+0xb0/0x1d0
[  235.398033]  ? ext4_filemap_fault+0x7a/0xad
[  235.402350]  ? __down_interruptible+0x700/0x700
[  235.407009]  ? kmem_cache_free+0x21a/0x290
[  235.411247]  ? __sigqueue_free.part.27+0x7d/0xa0
[  235.416025]  ? __dequeue_signal+0xf9/0x7d0
[  235.420264]  ext4_filemap_fault+0x82/0xad
[  235.424420]  __do_fault+0x100/0x6b0
[  235.428098]  ? print_bad_pte+0x6c0/0x6c0
[  235.432205]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.437750]  ? pmd_val+0x88/0x100
[  235.441213]  ? add_mm_counter_fast+0xd0/0xd0
[  235.445638]  ? pmd_val+0x88/0x100
[  235.449195]  ? add_mm_counter_fast+0xd0/0xd0
[  235.453618]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.459157]  __handle_mm_fault+0x3709/0x53e0
[  235.463582]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  235.468457]  ? kasan_check_write+0x14/0x20
[  235.472700]  ? do_raw_spin_lock+0xc1/0x200
[  235.476945]  ? _raw_spin_unlock_irq+0x60/0x80
[  235.481432]  ? __set_current_blocked+0xe4/0x120
[  235.486099]  ? lock_acquire+0x1ed/0x520
[  235.490072]  ? handle_mm_fault+0x42a/0xc70
[  235.494304]  ? lock_downgrade+0x900/0x900
[  235.498451]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  235.504255]  ? __do_page_fault+0x67d/0xed0
[  235.508501]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  235.513943]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.519505]  ? check_preemption_disabled+0x48/0x200
[  235.524544]  handle_mm_fault+0x54f/0xc70
[  235.528612]  ? __handle_mm_fault+0x53e0/0x53e0
[  235.533190]  ? find_vma+0x34/0x190
[  235.536743]  __do_page_fault+0x67d/0xed0
[  235.540811]  ? mm_fault_error+0x380/0x380
[  235.544977]  ? syscall_slow_exit_work+0x520/0x520
[  235.549850]  do_page_fault+0xf2/0x7e0
[  235.553653]  ? vmalloc_sync_all+0x30/0x30
[  235.557808]  ? error_entry+0x70/0xd0
[  235.561515]  ? trace_hardirqs_off_caller+0xbb/0x310
[  235.566529]  ? trace_hardirqs_on_caller+0xc0/0x310
[  235.571463]  ? syscall_return_slowpath+0x5e0/0x5e0
[  235.576400]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  235.581251]  ? trace_hardirqs_on_caller+0x310/0x310
[  235.586269]  ? trace_hardirqs_off+0x310/0x310
[  235.590781]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  235.595793]  ? prepare_exit_to_usermode+0x291/0x3b0
[  235.600808]  ? page_fault+0x8/0x30
[  235.604362]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  235.609227]  ? page_fault+0x8/0x30
[  235.612765]  page_fault+0x1e/0x30
[  235.616208] RIP: 0033:0x45db60
[  235.619412] Code: Bad RIP value.
[  235.622777] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  235.628177] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  235.635452] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  235.642730] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  235.650022] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  235.657334] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  235.664613] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  235.664659] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  235.671887] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  235.671891] Call Trace:
[  235.671896]  <IRQ>
[  235.671911]  dump_stack+0x1c4/0x2b4
[  235.671926]  ? dump_stack_print_info.cold.2+0x52/0x52
[  235.678482] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  235.687784]  warn_alloc.cold.119+0xb7/0x1bd
[  235.690373] syz-fuzzer cpuset=
[  235.692524]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  235.696120] /
[  235.701297]  ? lock_downgrade+0x900/0x900
[  235.711495]  mems_allowed=0
[  235.715808]  ? trace_hardirqs_off+0xb8/0x310
[  235.737182]  ? trace_hardirqs_off+0xb8/0x310
[  235.741599]  __alloc_pages_slowpath+0x2667/0x2d80
[  235.746453]  ? warn_alloc+0x120/0x120
[  235.750257]  ? warn_alloc+0x120/0x120
[  235.754055]  ? warn_alloc+0x120/0x120
[  235.757869]  ? mark_held_locks+0x130/0x130
[  235.762283]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.767820]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.773352]  ? should_fail+0x22d/0xd01
[  235.777237]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  235.782338]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.787870]  ? should_fail+0x22d/0xd01
[  235.791762]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  235.796881]  ? should_fail+0x22d/0xd01
[  235.800766]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  235.805862]  ? mark_held_locks+0x130/0x130
[  235.810095]  ? mark_held_locks+0x130/0x130
[  235.814320]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.819901]  ? trace_hardirqs_off+0xb8/0x310
[  235.824319]  ? kasan_check_read+0x11/0x20
[  235.828464]  ? do_raw_spin_unlock+0xa7/0x2f0
[  235.832867]  ? trace_hardirqs_on+0x310/0x310
[  235.837269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.842817]  ? wq_watchdog_touch+0x9c/0xfe
[  235.847069]  ? io_serial_in+0x11/0x90
[  235.850889]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.856470]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  235.861584]  __alloc_pages_nodemask+0xa80/0xde0
[  235.866273]  ? should_fail+0x22d/0xd01
[  235.870162]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  235.875205]  ? ____cache_alloc_node+0x1c7/0x1e0
[  235.880273]  ? lock_downgrade+0x900/0x900
[  235.884453]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.889984]  cache_grow_begin+0x91/0x8c0
[  235.894061]  ? do_raw_spin_unlock+0xa7/0x2f0
[  235.898473]  fallback_alloc+0x203/0x2e0
[  235.902442]  ____cache_alloc_node+0x1c7/0x1e0
[  235.906935]  kmem_cache_alloc_node+0xe3/0x730
[  235.911437]  ? ipv6_get_ifaddr+0x42e/0x620
[  235.915675]  __alloc_skb+0x119/0x770
[  235.919389]  ? skb_scrub_packet+0x490/0x490
[  235.923759]  ? lock_downgrade+0x900/0x900
[  235.927942]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.933493]  ? refcount_sub_and_test_checked+0x203/0x310
[  235.938962]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  235.944401]  ? addrconf_rs_timer+0x690/0x690
[  235.948855]  ndisc_alloc_skb+0x144/0x340
[  235.952923]  ndisc_send_rs+0x331/0x6e0
[  235.956812]  addrconf_rs_timer+0x314/0x690
[  235.961058]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  235.965298]  call_timer_fn+0x272/0x920
[  235.969181]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  235.973422]  ? process_timeout+0x40/0x40
[  235.977474]  ? trace_hardirqs_off+0xb8/0x310
[  235.981880]  ? kasan_check_read+0x11/0x20
[  235.986078]  ? do_raw_spin_unlock+0xa7/0x2f0
[  235.990483]  ? trace_hardirqs_on+0x310/0x310
[  235.994903]  ? __run_timers+0x7da/0xc70
[  235.998873]  ? lock_downgrade+0x900/0x900
[  236.003018]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  236.008116]  ? trace_hardirqs_on+0xbd/0x310
[  236.012433]  ? kasan_check_read+0x11/0x20
[  236.016573]  ? __run_timers+0x7da/0xc70
[  236.020542]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  236.026002]  ? kasan_check_write+0x14/0x20
[  236.030248]  ? do_raw_spin_lock+0xc1/0x200
[  236.034494]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.038771]  __run_timers+0x7e5/0xc70
[  236.042590]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  236.047964]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  236.052985]  ? timerqueue_add+0x207/0x2b0
[  236.057128]  ? enqueue_hrtimer+0x1a5/0x560
[  236.061351]  ? lock_release+0x970/0x970
[  236.065322]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  236.070513]  ? kasan_check_write+0x14/0x20
[  236.074756]  ? pvclock_read_flags+0x160/0x160
[  236.079249]  ? lock_downgrade+0x900/0x900
[  236.083427]  ? trace_hardirqs_on+0xbd/0x310
[  236.087749]  ? kvm_sched_clock_read+0x9/0x20
[  236.092154]  ? irq_exit+0x17f/0x1c0
[  236.095792]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.101331]  ? check_preemption_disabled+0x48/0x200
[  236.106349]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.111884]  run_timer_softirq+0x52/0xb0
[  236.115966]  ? __this_cpu_preempt_check+0x1c/0x1f
[  236.120810]  __do_softirq+0x30b/0xad8
[  236.124668]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  236.129770]  ? pvclock_read_flags+0x160/0x160
[  236.134297]  ? lapic_next_event+0x5a/0x90
[  236.138448]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.143984]  ? clockevents_program_event+0x140/0x370
[  236.149096]  ? kvm_clock_read+0x18/0x30
[  236.153079]  ? kvm_sched_clock_read+0x9/0x20
[  236.157487]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.163027]  ? check_preemption_disabled+0x48/0x200
[  236.168052]  irq_exit+0x17f/0x1c0
[  236.171536]  smp_apic_timer_interrupt+0x1cb/0x760
[  236.176386]  ? smp_reschedule_interrupt+0x109/0x650
[  236.181421]  ? smp_call_function_single_interrupt+0x650/0x650
[  236.187297]  ? interrupt_entry+0xb5/0xf0
[  236.191351]  ? trace_hardirqs_off_caller+0xbb/0x310
[  236.196367]  ? trace_hardirqs_off_caller+0xbb/0x310
[  236.201379]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  236.206252]  ? trace_hardirqs_on_caller+0x310/0x310
[  236.211261]  ? trace_hardirqs_on_caller+0x310/0x310
[  236.216269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.221910]  ? check_preemption_disabled+0x48/0x200
[  236.226930]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  236.231771]  apic_timer_interrupt+0xf/0x20
[  236.235990]  </IRQ>
[  236.238220] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  236.244112] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  236.263012] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  236.270712] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  236.277992] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  236.285254] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  236.292549] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  236.299814] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  236.307086]  ? trace_hardirqs_on+0xb4/0x310
[  236.311403]  ? save_stack+0xa9/0xd0
[  236.315061]  __kmalloc_node_track_caller+0x33/0x70
[  236.319990]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  236.324764]  pskb_expand_head+0x230/0x10f0
[  236.329002]  ? lock_downgrade+0x900/0x900
[  236.333166]  ? check_preemption_disabled+0x48/0x200
[  236.338211]  ? memcpy+0x45/0x50
[  236.341517]  ? __copy_skb_header+0x350/0x6b0
[  236.345920]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  236.350452]  ? skb_checksum+0x140/0x140
[  236.354451]  ? trace_hardirqs_on+0xbd/0x310
[  236.358772]  ? skb_clone+0x1bb/0x500
[  236.362500]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  236.367947]  ? kasan_unpoison_shadow+0x35/0x50
[  236.372543]  ? kasan_check_write+0x14/0x20
[  236.376800]  ? __skb_clone+0x6c7/0xa00
[  236.380681]  ? __copy_skb_header+0x6b0/0x6b0
[  236.385084]  ? kmem_cache_alloc+0x306/0x730
[  236.389407]  skb_ensure_writable+0x3dd/0x640
[  236.393819]  ? skb_cow_data+0xf10/0xf10
[  236.397799]  ? check_preemption_disabled+0x48/0x200
[  236.402855]  ? __this_cpu_preempt_check+0x1c/0x1f
[  236.407708]  ? __bpf_redirect+0x54b/0xb20
[  236.411880]  ? __switch_to_asm+0x34/0x70
[  236.415963]  bpf_clone_redirect+0x14a/0x490
[  236.420285]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  236.425293]  ? __sched_text_start+0x8/0x8
[  236.429501]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  236.434254]  ? retint_kernel+0x2d/0x2d
[  236.438170]  ? trace_hardirqs_on_caller+0xc0/0x310
[  236.443106]  ? retint_kernel+0x2d/0x2d
[  236.447036]  ? trace_hardirqs_on_caller+0xc0/0x310
[  236.451979]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  236.456744]  ? trace_hardirqs_off+0x310/0x310
[  236.461239]  ? retint_kernel+0x1b/0x2d
[  236.465123]  ? lock_acquire+0x1ed/0x520
[  236.469099]  ? bpf_test_run+0x3cb/0x780
[  236.473069]  ? lock_downgrade+0x900/0x900
[  236.477212]  ? lock_release+0x970/0x970
[  236.481189]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  236.486992]  ? preempt_schedule_common+0x1f/0xd0
[  236.491757]  ? preempt_schedule+0x4d/0x60
[  236.495902]  ? ___preempt_schedule+0x16/0x18
[  236.500425]  ? bpf_test_run+0x25d/0x780
[  236.504407]  ? netlink_diag_dump+0x2a0/0x2a0
[  236.508810]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  236.514360]  ? bpf_test_init.isra.9+0x70/0x100
[  236.518939]  ? bpf_prog_test_run_skb+0x634/0xb40
[  236.523751]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  236.528590]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  236.534131]  ? fput+0x130/0x1a0
[  236.537404]  ? __bpf_prog_get+0x9b/0x290
[  236.541482]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  236.546321]  ? bpf_prog_test_run+0x130/0x1a0
[  236.550736]  ? __x64_sys_bpf+0x3d8/0x510
[  236.554790]  ? bpf_prog_get+0x20/0x20
[  236.558644]  ? __x64_sys_futex+0x4bc/0x6a0
[  236.562891]  ? do_syscall_64+0x1b9/0x820
[  236.566948]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  236.572305]  ? syscall_return_slowpath+0x5e0/0x5e0
[  236.577228]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  236.582069]  ? trace_hardirqs_on_caller+0x310/0x310
[  236.587117]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  236.592145]  ? prepare_exit_to_usermode+0x291/0x3b0
[  236.597175]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  236.602034]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  236.607402] warn_alloc_show_mem: 1 callbacks suppressed
[  236.607413] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  236.607414] Mem-Info:
[  236.607442] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  236.607442]  active_file:17 inactive_file:13 isolated_file:0
[  236.607442]  unevictable:0 dirty:0 writeback:0 unstable:0
[  236.607442]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  236.607442]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  236.607442]  free:13756 free_pcp:276 free_cma:0
[  236.612818] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  236.619834] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  236.622239] Call Trace:
[  236.655182] Node 0 
[  236.664524]  <IRQ>
[  236.692285] 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
[  236.694840]  dump_stack+0x1c4/0x2b4
[  236.697053] lowmem_reserve[]:
[  236.699213]  ? dump_stack_print_info.cold.2+0x52/0x52
[  236.724688]  0
[  236.728316]  warn_alloc.cold.119+0xb7/0x1bd
[  236.731430]  2819
[  236.736619]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  236.738406]  6323
[  236.742728]  ? lock_downgrade+0x900/0x900
[  236.744815]  6323
[  236.749676]  ? trace_hardirqs_off+0xb8/0x310
[  236.755871]  ? trace_hardirqs_off+0xb8/0x310
[  236.757916] Node 0 
[  236.762313]  __alloc_pages_slowpath+0x2667/0x2d80
[  236.766762] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  236.769007]  ? warn_alloc+0x120/0x120
[  236.773862] lowmem_reserve[]: 0
[  236.801129]  ? trace_hardirqs_on+0x310/0x310
[  236.804914]  0
[  236.808298]  ? warn_alloc+0x120/0x120
[  236.812696]  3503
[  236.814496]  ? warn_alloc+0x120/0x120
[  236.818293]  3503
[  236.820352]  ? ktime_get+0x2e1/0x440
[  236.826215]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.829919] Node 0 
[  236.835470]  ? check_preemption_disabled+0x48/0x200
[  236.835498] Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  236.835505] lowmem_reserve[]:
[  236.837737]  ? kasan_check_read+0x11/0x20
[  236.842747]  0
[  236.871240]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  236.874317]  0
[  236.878460]  ? should_fail+0x22d/0xd01
[  236.880259]  0
[  236.885836]  ? rcu_bh_qs+0xc0/0xc0
[  236.887617]  0
[  236.891503]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  236.896808]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  236.898586] Node 0 
[  236.903681]  ? should_fail+0x22d/0xd01
[  236.909196] DMA: 
[  236.911475]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  236.915364] 1*4kB 
[  236.917418]  ? should_fail+0x22d/0xd01
[  236.922514] (U) 
[  236.924659]  ? rcu_idle_enter+0x4b0/0x4b0
[  236.928521] 0*8kB 
[  236.930502]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  236.934628] 0*16kB 
[  236.936773]  ? mark_held_locks+0x130/0x130
[  236.941879] 1*32kB 
[  236.944128]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.948820] (U) 
[  236.951065]  ? mark_held_locks+0x130/0x130
[  236.956592] 2*64kB 
[  236.958579]  ? rcu_irq_exit+0xce/0x100
[  236.962789] (U) 
[  236.965024]  ? irq_exit+0xbd/0x1c0
[  236.968918] 1*128kB 
[  236.970890]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  236.974411] (U) 
[  236.976737]  ? do_raw_spin_unlock+0xa7/0x2f0
[  236.981739] 1*256kB 
[  236.983706]  ? smp_call_function_single_interrupt+0x650/0x650
[  236.988108] (U) 
[  236.990423]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.996279] 0*512kB 
[  236.998248]  ? ret_from_intr+0xb/0x1e
[  237.003775] 1*1024kB 
[  237.006094]  ? retint_kernel+0x2d/0x2d
[  237.009892] (U) 
[  237.012300]  ? trace_hardirqs_on_caller+0xc0/0x310
[  237.016184] 1*2048kB 
[  237.018153]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  237.023056] (M) 
[  237.025478]  ? trace_hardirqs_off+0x310/0x310
[  237.030211] 3*4096kB 
[  237.032181]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  237.036649] (M) 
[  237.039060]  __alloc_pages_nodemask+0xa80/0xde0
[  237.044136] = 15908kB
[  237.046109]  ? should_fail+0x22d/0xd01
[  237.050766] Node 0 
[  237.053193]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  237.057056] DMA32: 
[  237.059313]  ? ____cache_alloc_node+0x1c7/0x1e0
[  237.064292] 2*4kB 
[  237.066576]  ? lock_downgrade+0x900/0x900
[  237.071264] (M) 
[  237.073425]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.077667] 1*8kB 
[  237.079647]  cache_grow_begin+0x91/0x8c0
[  237.085179] (M) 
[  237.087372]  ? do_raw_spin_unlock+0xa7/0x2f0
[  237.091409] 2*16kB 
[  237.093379]  fallback_alloc+0x203/0x2e0
[  237.097759] (M) 
[  237.099995]  ____cache_alloc_node+0x1c7/0x1e0
[  237.103944] 3*32kB 
[  237.105955]  kmem_cache_alloc_node+0xe3/0x730
[  237.110421] (MH) 
[  237.112665]  ? ipv6_get_ifaddr+0x42e/0x620
[  237.117136] 5*64kB 
[  237.119193]  __alloc_skb+0x119/0x770
[  237.123418] (MH) 
[  237.125659]  ? skb_scrub_packet+0x490/0x490
[  237.129366] 3*128kB 
[  237.131435]  ? lock_downgrade+0x900/0x900
[  237.135740] (M) 
[  237.138062]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.142186] 5*256kB 
[  237.144152]  ? refcount_sub_and_test_checked+0x203/0x310
[  237.149666] (UMH) 
[  237.151984]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  237.157415] 5*512kB 
[  237.159560]  ? addrconf_rs_timer+0x690/0x690
[  237.164987] (UMH) 
[  237.167341]  ndisc_alloc_skb+0x144/0x340
[  237.171739] 4*1024kB 
[  237.173880]  ndisc_send_rs+0x331/0x6e0
[  237.177914] (UMH) 
[  237.180314]  addrconf_rs_timer+0x314/0x690
[  237.184190] 2*2048kB 
[  237.186332]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.190632] (M) 
[  237.193037]  call_timer_fn+0x272/0x920
[  237.197236] 3*4096kB (M) 
[  237.199215]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.203075] = 25168kB
[  237.205842]  ? process_timeout+0x40/0x40
[  237.210064] Node 0 
[  237.212467]  ? trace_hardirqs_off+0xb8/0x310
[  237.216505] Normal: 
[  237.218735]  ? kasan_check_read+0x11/0x20
[  237.223123] 1081*4kB 
[  237.225517]  ? do_raw_spin_unlock+0xa7/0x2f0
[  237.229650] (UMEH) 
[  237.232055]  ? trace_hardirqs_on+0x310/0x310
[  237.236434] 387*8kB 
[  237.238658]  ? __run_timers+0x7da/0xc70
[  237.243055] (ME) 
[  237.245384]  ? lock_downgrade+0x900/0x900
[  237.249335] 152*16kB 
[  237.251421]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  237.255541] (UME) 
[  237.257965]  ? trace_hardirqs_on+0xbd/0x310
[  237.263056] 54*32kB 
[  237.265208]  ? kasan_check_read+0x11/0x20
[  237.269509] (UME) 
[  237.271836]  ? __run_timers+0x7da/0xc70
[  237.275955] 21*64kB 
[  237.278101]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  237.282049] (UM) 
[  237.284378]  ? kasan_check_write+0x14/0x20
[  237.289821] 0*128kB 
[  237.291879]  ? do_raw_spin_lock+0xc1/0x200
[  237.296083] 0*256kB 
[  237.298399]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.302612] 2*512kB 
[  237.304939]  __run_timers+0x7e5/0xc70
[  237.309148] (U) 
[  237.311466]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  237.315241] 0*1024kB 
[  237.317214]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  237.322587] 0*2048kB 
[  237.324991]  ? timerqueue_add+0x207/0x2b0
[  237.330012] 0*4096kB 
[  237.332410]  ? enqueue_hrtimer+0x1a5/0x560
[  237.336530] = 13948kB
[  237.338931]  ? lock_release+0x970/0x970
[  237.343146] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  237.345553]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  237.349513] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  237.358363]  ? check_preemption_disabled+0x48/0x200
[  237.363534] 4244 total pagecache pages
[  237.372132]  ? kasan_check_write+0x14/0x20
[  237.377151] 0 pages in swap cache
[  237.381041]  ? pvclock_read_flags+0x160/0x160
[  237.385251] Swap cache stats: add 0, delete 0, find 0/0
[  237.388687]  ? lock_downgrade+0x900/0x900
[  237.393155] Free swap  = 0kB
[  237.398542]  ? trace_hardirqs_on+0xbd/0x310
[  237.402665] Total swap = 0kB
[  237.405675]  ? kvm_sched_clock_read+0x9/0x20
[  237.409983] 1965979 pages RAM
[  237.413011]  ? irq_exit+0x17f/0x1c0
[  237.417391] 0 pages HighMem/MovableOnly
[  237.420487]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.424089] 342307 pages reserved
[  237.428058]  ? check_preemption_disabled+0x48/0x200
[  237.433570] 0 pages cma reserved
[  237.437015]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.442054] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  237.445363]  run_timer_softirq+0x52/0xb0
[  237.450974] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  237.457374]  ? __this_cpu_preempt_check+0x1c/0x1f
[  237.461427] syz-executor2 cpuset=
[  237.471918]  __do_softirq+0x30b/0xad8
[  237.476748] syz2
[  237.480193]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  237.483974]  mems_allowed=0
[  237.485942]  ? pvclock_read_flags+0x160/0x160
[  237.498447]  ? lapic_next_event+0x5a/0x90
[  237.502593]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.508128]  ? clockevents_program_event+0x140/0x370
[  237.513250]  ? kvm_clock_read+0x18/0x30
[  237.517249]  ? kvm_sched_clock_read+0x9/0x20
[  237.521680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.527213]  ? check_preemption_disabled+0x48/0x200
[  237.532272]  irq_exit+0x17f/0x1c0
[  237.535762]  smp_apic_timer_interrupt+0x1cb/0x760
[  237.540604]  ? smp_reschedule_interrupt+0x109/0x650
[  237.545625]  ? smp_call_function_single_interrupt+0x650/0x650
[  237.551512]  ? interrupt_entry+0xb5/0xf0
[  237.555572]  ? trace_hardirqs_off_caller+0xbb/0x310
[  237.560584]  ? trace_hardirqs_off_caller+0xbb/0x310
[  237.565627]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  237.570488]  ? trace_hardirqs_on_caller+0x310/0x310
[  237.575516]  ? trace_hardirqs_on_caller+0x310/0x310
[  237.580546]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.586076]  ? check_preemption_disabled+0x48/0x200
[  237.591088]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.596631]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  237.601478]  apic_timer_interrupt+0xf/0x20
[  237.605702]  </IRQ>
[  237.607950] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  237.613140] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  237.632035] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  237.639757] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  237.647034] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  237.654299] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  237.661560] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  237.668824] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  237.676109]  ? trace_hardirqs_on+0x9a/0x310
[  237.680444]  ? trace_hardirqs_on+0xb4/0x310
[  237.684785]  retint_kernel+0x1b/0x2d
[  237.688502] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  237.693786] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  237.712715] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  237.720432] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  237.727715] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  237.734993] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  237.742377] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  237.749662] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  237.756982]  ? trace_hardirqs_on+0x9a/0x310
[  237.761321]  ? arch_local_irq_restore+0x45/0x52
[  237.765988]  dump_stack+0x26a/0x2b4
[  237.769630]  ? dump_stack_print_info.cold.2+0x52/0x52
[  237.774821]  ? mark_held_locks+0x130/0x130
[  237.779058]  ? mark_held_locks+0x130/0x130
[  237.783295]  dump_header+0x27b/0xf72
[  237.787013]  ? rcu_read_unlock+0x16/0x60
[  237.791075]  ? pagefault_out_of_memory+0x197/0x197
[  237.796001]  ? mark_held_locks+0x130/0x130
[  237.800232]  ? percpu_ref_put_many+0x13e/0x260
[  237.804820]  ? mem_cgroup_charge_statistics+0x780/0x780
[  237.810184]  ? mem_cgroup_iter+0x1f7/0x1160
[  237.814515]  ? mark_held_locks+0x130/0x130
[  237.818753]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.824301]  ? task_will_free_mem+0x239/0xb30
[  237.828802]  ? ___ratelimit+0x36f/0x655
[  237.832891]  ? lock_downgrade+0x900/0x900
[  237.837086]  ? trace_hardirqs_on+0xbd/0x310
[  237.841410]  ? kasan_check_read+0x11/0x20
[  237.845555]  ? ___ratelimit+0x36f/0x655
[  237.849543]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  237.855006]  ? trace_hardirqs_on+0x310/0x310
[  237.859456]  ? lock_downgrade+0x900/0x900
[  237.863602]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  237.868703]  ? ___ratelimit+0xaa/0x655
[  237.872608]  ? idr_get_free+0xec0/0xec0
[  237.876577]  ? kasan_check_write+0x14/0x20
[  237.880806]  ? do_raw_spin_lock+0xc1/0x200
[  237.885039]  oom_kill_process.cold.27+0x10/0x903
[  237.889797]  ? lock_downgrade+0x900/0x900
[  237.893953]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  237.899795]  ? oom_evaluate_task+0x540/0x540
[  237.904221]  ? shrink_node+0x16b0/0x16b0
[  237.908286]  ? oom_unkillable_task+0x383/0x580
[  237.912862]  ? out_of_memory+0x974/0x1430
[  237.917023]  ? lock_downgrade+0x900/0x900
[  237.921195]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  237.927011]  ? __cpuset_node_allowed+0x19b/0x660
[  237.931795]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.937332]  ? oom_evaluate_task+0x302/0x540
[  237.941743]  out_of_memory+0xa84/0x1430
[  237.945732]  ? oom_killer_disable+0x3a0/0x3a0
[  237.950225]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  237.955154]  ? __mutex_add_waiter+0x2a0/0x2a0
[  237.959655]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  237.964666]  ? find_next_bit+0x104/0x130
[  237.968750]  __alloc_pages_slowpath+0x2318/0x2d80
[  237.973623]  ? warn_alloc+0x120/0x120
[  237.977422]  ? __radix_tree_lookup+0x4c0/0x4c0
[  237.982024]  ? find_get_entry+0x2f2/0xc40
[  237.986174]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  237.991105]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.996661]  ? should_fail+0x22d/0xd01
[  238.000570]  ? ___might_sleep+0x1ed/0x300
[  238.004712]  ? lock_release+0x970/0x970
[  238.008694]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  238.013798]  ? debug_smp_processor_id+0x1c/0x20
[  238.018470]  ? __might_sleep+0x95/0x190
[  238.022443]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  238.027301]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  238.032318]  ? lock_downgrade+0x900/0x900
[  238.036465]  ? ___might_sleep+0x1ed/0x300
[  238.040611]  ? lock_release+0x970/0x970
[  238.044588]  ? arch_local_save_flags+0x40/0x40
[  238.049201]  ? finish_task_switch+0x1f5/0x900
[  238.053702]  ? __might_sleep+0x95/0x190
[  238.057680]  __alloc_pages_nodemask+0xa80/0xde0
[  238.062387]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  238.067404]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  238.073197]  ? kasan_check_write+0x14/0x20
[  238.077425]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  238.082115]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.087674]  ? __do_page_cache_readahead+0x7ce/0x980
[  238.092780]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  238.098338]  alloc_pages_current+0x10c/0x210
[  238.102743]  ? lock_downgrade+0x900/0x900
[  238.106895]  __page_cache_alloc+0x38f/0x5b0
[  238.111248]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  238.117063]  ? ext4_filemap_fault+0x82/0xad
[  238.121382]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  238.126062]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.131613]  ? check_preemption_disabled+0x48/0x200
[  238.136628]  filemap_fault+0x1594/0x25f0
[  238.140687]  ? __lock_page_or_retry+0xa00/0xa00
[  238.145359]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  238.151187]  ? unwind_dump+0x190/0x190
[  238.155098]  ? is_bpf_text_address+0xd3/0x170
[  238.159629]  ? filemap_map_pages+0xdea/0x1980
[  238.164135]  ? find_get_pages_range_tag+0x1320/0x1320
[  238.169328]  ? save_stack+0xa9/0xd0
[  238.172952]  ? save_stack+0x43/0xd0
[  238.176577]  ? __kasan_slab_free+0x102/0x150
[  238.181017]  ? __sigqueue_free.part.27+0x7d/0xa0
[  238.185869]  ? __dequeue_signal+0x530/0x7d0
[  238.190183]  ? dequeue_signal+0x26c/0x630
[  238.194371]  ? get_signal+0x3ec/0x1980
[  238.198267]  ? do_signal+0x9c/0x21e0
[  238.202005]  ? exit_to_usermode_loop+0x2e5/0x380
[  238.206876]  ? mark_held_locks+0x130/0x130
[  238.211114]  ? trace_hardirqs_on+0x310/0x310
[  238.215541]  ? lock_acquire+0x1ed/0x520
[  238.219537]  ? ext4_filemap_fault+0x7a/0xad
[  238.223899]  ? lock_release+0x970/0x970
[  238.227876]  ? arch_local_save_flags+0x40/0x40
[  238.232453]  ? mark_held_locks+0x130/0x130
[  238.236693]  ? trace_hardirqs_off+0xb8/0x310
[  238.241107]  ? down_read+0xb0/0x1d0
[  238.244741]  ? ext4_filemap_fault+0x7a/0xad
[  238.249060]  ? __down_interruptible+0x700/0x700
[  238.253734]  ? kmem_cache_free+0x21a/0x290
[  238.257995]  ? __sigqueue_free.part.27+0x7d/0xa0
[  238.262767]  ? __dequeue_signal+0xf9/0x7d0
[  238.267088]  ext4_filemap_fault+0x82/0xad
[  238.271260]  __do_fault+0x100/0x6b0
[  238.274893]  ? print_bad_pte+0x6c0/0x6c0
[  238.278957]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.284503]  ? pmd_val+0x88/0x100
[  238.288040]  ? add_mm_counter_fast+0xd0/0xd0
[  238.292456]  ? pmd_val+0x88/0x100
[  238.295904]  ? add_mm_counter_fast+0xd0/0xd0
[  238.300310]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.305864]  __handle_mm_fault+0x3709/0x53e0
[  238.310289]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  238.315147]  ? kasan_check_write+0x14/0x20
[  238.319377]  ? do_raw_spin_lock+0xc1/0x200
[  238.323608]  ? _raw_spin_unlock_irq+0x60/0x80
[  238.328106]  ? __set_current_blocked+0xe4/0x120
[  238.332782]  ? lock_acquire+0x1ed/0x520
[  238.336764]  ? handle_mm_fault+0x42a/0xc70
[  238.341033]  ? lock_downgrade+0x900/0x900
[  238.345261]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  238.351110]  ? __do_page_fault+0x67d/0xed0
[  238.355341]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  238.360788]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.366331]  ? check_preemption_disabled+0x48/0x200
[  238.371346]  handle_mm_fault+0x54f/0xc70
[  238.375408]  ? __handle_mm_fault+0x53e0/0x53e0
[  238.380015]  ? find_vma+0x34/0x190
[  238.383584]  __do_page_fault+0x67d/0xed0
[  238.387661]  ? mm_fault_error+0x380/0x380
[  238.391836]  ? syscall_slow_exit_work+0x520/0x520
[  238.396678]  do_page_fault+0xf2/0x7e0
[  238.400481]  ? vmalloc_sync_all+0x30/0x30
[  238.404625]  ? error_entry+0x70/0xd0
[  238.408353]  ? trace_hardirqs_off_caller+0xbb/0x310
[  238.413381]  ? trace_hardirqs_on_caller+0xc0/0x310
[  238.418305]  ? syscall_return_slowpath+0x5e0/0x5e0
[  238.423232]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  238.428087]  ? trace_hardirqs_on_caller+0x310/0x310
[  238.433094]  ? trace_hardirqs_off+0x310/0x310
[  238.437590]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  238.442604]  ? prepare_exit_to_usermode+0x291/0x3b0
[  238.447616]  ? page_fault+0x8/0x30
[  238.451167]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  238.456070]  ? page_fault+0x8/0x30
[  238.459695]  page_fault+0x1e/0x30
[  238.463198] RIP: 0033:0x45db60
[  238.466399] Code: Bad RIP value.
[  238.469914] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  238.475267] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  238.482543] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  238.489801] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  238.497075] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  238.504388] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  238.511665] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  238.511733] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  238.518942] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  238.518946] Call Trace:
[  238.518952]  <IRQ>
[  238.518966]  dump_stack+0x1c4/0x2b4
[  238.518981]  ? dump_stack_print_info.cold.2+0x52/0x52
[  238.525493] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  238.534802]  warn_alloc.cold.119+0xb7/0x1bd
[  238.537358] syz-fuzzer cpuset=
[  238.539497]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  238.543092] /
[  238.548291]  ? lock_downgrade+0x900/0x900
[  238.558635]  mems_allowed=0
[  238.562971]  ? trace_hardirqs_off+0xb8/0x310
[  238.584193]  ? trace_hardirqs_off+0xb8/0x310
[  238.588604]  __alloc_pages_slowpath+0x2667/0x2d80
[  238.593476]  ? warn_alloc+0x120/0x120
[  238.597279]  ? trace_hardirqs_on+0x310/0x310
[  238.601691]  ? warn_alloc+0x120/0x120
[  238.605490]  ? warn_alloc+0x120/0x120
[  238.609307]  ? ktime_get+0x2e1/0x440
[  238.613013]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.618638]  ? check_preemption_disabled+0x48/0x200
[  238.623652]  ? kasan_check_read+0x11/0x20
[  238.627821]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.633391]  ? should_fail+0x22d/0xd01
[  238.637291]  ? rcu_bh_qs+0xc0/0xc0
[  238.640847]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  238.645941]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.651561]  ? should_fail+0x22d/0xd01
[  238.655470]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  238.660571]  ? should_fail+0x22d/0xd01
[  238.664465]  ? rcu_idle_enter+0x4b0/0x4b0
[  238.668621]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  238.673758]  ? mark_held_locks+0x130/0x130
[  238.678004]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.683549]  ? mark_held_locks+0x130/0x130
[  238.687787]  ? rcu_irq_exit+0xce/0x100
[  238.691680]  ? irq_exit+0xbd/0x1c0
[  238.695235]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  238.700257]  ? do_raw_spin_unlock+0xa7/0x2f0
[  238.704672]  ? smp_call_function_single_interrupt+0x650/0x650
[  238.710554]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.716111]  ? ret_from_intr+0xb/0x1e
[  238.719915]  ? retint_kernel+0x2d/0x2d
[  238.723887]  ? trace_hardirqs_on_caller+0xc0/0x310
[  238.728812]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  238.733565]  ? trace_hardirqs_off+0x310/0x310
[  238.738093]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  238.743202]  __alloc_pages_nodemask+0xa80/0xde0
[  238.747862]  ? should_fail+0x22d/0xd01
[  238.751773]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  238.756803]  ? ____cache_alloc_node+0x1c7/0x1e0
[  238.761489]  ? lock_downgrade+0x900/0x900
[  238.765649]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.771218]  cache_grow_begin+0x91/0x8c0
[  238.775274]  ? do_raw_spin_unlock+0xa7/0x2f0
[  238.779773]  fallback_alloc+0x203/0x2e0
[  238.783761]  ____cache_alloc_node+0x1c7/0x1e0
[  238.788257]  kmem_cache_alloc_node+0xe3/0x730
[  238.792758]  ? ipv6_get_ifaddr+0x42e/0x620
[  238.797008]  __alloc_skb+0x119/0x770
[  238.800722]  ? skb_scrub_packet+0x490/0x490
[  238.805061]  ? lock_downgrade+0x900/0x900
[  238.809207]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.814752]  ? refcount_sub_and_test_checked+0x203/0x310
[  238.820230]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  238.825684]  ? addrconf_rs_timer+0x690/0x690
[  238.830088]  ndisc_alloc_skb+0x144/0x340
[  238.834157]  ndisc_send_rs+0x331/0x6e0
[  238.838053]  addrconf_rs_timer+0x314/0x690
[  238.842302]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  238.846545]  call_timer_fn+0x272/0x920
[  238.850438]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  238.854670]  ? process_timeout+0x40/0x40
[  238.858739]  ? trace_hardirqs_off+0xb8/0x310
[  238.863156]  ? kasan_check_read+0x11/0x20
[  238.867311]  ? do_raw_spin_unlock+0xa7/0x2f0
[  238.871731]  ? trace_hardirqs_on+0x310/0x310
[  238.876153]  ? __run_timers+0x7da/0xc70
[  238.880124]  ? lock_downgrade+0x900/0x900
[  238.884284]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  238.889409]  ? trace_hardirqs_on+0xbd/0x310
[  238.893755]  ? kasan_check_read+0x11/0x20
[  238.897917]  ? __run_timers+0x7da/0xc70
[  238.901886]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  238.907351]  ? kasan_check_write+0x14/0x20
[  238.911588]  ? do_raw_spin_lock+0xc1/0x200
[  238.915845]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  238.920105]  __run_timers+0x7e5/0xc70
[  238.923965]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  238.929329]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  238.934340]  ? timerqueue_add+0x207/0x2b0
[  238.938496]  ? enqueue_hrtimer+0x1a5/0x560
[  238.942722]  ? lock_release+0x970/0x970
[  238.947198]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  238.952397]  ? kasan_check_write+0x14/0x20
[  238.956675]  ? pvclock_read_flags+0x160/0x160
[  238.961184]  ? lock_downgrade+0x900/0x900
[  238.965376]  ? trace_hardirqs_on+0xbd/0x310
[  238.969692]  ? kvm_sched_clock_read+0x9/0x20
[  238.974095]  ? irq_exit+0x17f/0x1c0
[  238.977760]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.983295]  ? check_preemption_disabled+0x48/0x200
[  238.988313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.993853]  run_timer_softirq+0x52/0xb0
[  238.997910]  ? __this_cpu_preempt_check+0x1c/0x1f
[  239.002754]  __do_softirq+0x30b/0xad8
[  239.006556]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  239.011656]  ? pvclock_read_flags+0x160/0x160
[  239.016144]  ? lapic_next_event+0x5a/0x90
[  239.020283]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.025849]  ? clockevents_program_event+0x140/0x370
[  239.030949]  ? kvm_clock_read+0x18/0x30
[  239.034921]  ? kvm_sched_clock_read+0x9/0x20
[  239.039357]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.044938]  ? check_preemption_disabled+0x48/0x200
[  239.049959]  irq_exit+0x17f/0x1c0
[  239.053414]  smp_apic_timer_interrupt+0x1cb/0x760
[  239.058295]  ? smp_reschedule_interrupt+0x109/0x650
[  239.063331]  ? smp_call_function_single_interrupt+0x650/0x650
[  239.069260]  ? interrupt_entry+0xb5/0xf0
[  239.073330]  ? trace_hardirqs_off_caller+0xbb/0x310
[  239.078526]  ? trace_hardirqs_off_caller+0xbb/0x310
[  239.083538]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  239.088382]  ? trace_hardirqs_on_caller+0x310/0x310
[  239.093395]  ? trace_hardirqs_on_caller+0x310/0x310
[  239.098407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.103970]  ? check_preemption_disabled+0x48/0x200
[  239.109005]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  239.113859]  apic_timer_interrupt+0xf/0x20
[  239.118084]  </IRQ>
[  239.120327] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  239.126208] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  239.145130] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  239.152856] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  239.160123] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  239.167389] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  239.174652] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  239.181928] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  239.189247]  ? trace_hardirqs_on+0xb4/0x310
[  239.193565]  ? save_stack+0xa9/0xd0
[  239.197190]  __kmalloc_node_track_caller+0x33/0x70
[  239.202115]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  239.206879]  pskb_expand_head+0x230/0x10f0
[  239.211175]  ? lock_downgrade+0x900/0x900
[  239.215332]  ? check_preemption_disabled+0x48/0x200
[  239.220340]  ? memcpy+0x45/0x50
[  239.223642]  ? __copy_skb_header+0x350/0x6b0
[  239.228061]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  239.232548]  ? skb_checksum+0x140/0x140
[  239.236619]  ? trace_hardirqs_on+0xbd/0x310
[  239.240957]  ? skb_clone+0x1bb/0x500
[  239.244667]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  239.250112]  ? kasan_unpoison_shadow+0x35/0x50
[  239.254741]  ? kasan_check_write+0x14/0x20
[  239.258979]  ? __skb_clone+0x6c7/0xa00
[  239.262925]  ? __copy_skb_header+0x6b0/0x6b0
[  239.267325]  ? kmem_cache_alloc+0x306/0x730
[  239.271647]  skb_ensure_writable+0x3dd/0x640
[  239.276083]  ? skb_cow_data+0xf10/0xf10
[  239.280095]  ? check_preemption_disabled+0x48/0x200
[  239.285138]  ? __this_cpu_preempt_check+0x1c/0x1f
[  239.289980]  ? __bpf_redirect+0x54b/0xb20
[  239.294126]  ? __switch_to_asm+0x34/0x70
[  239.298184]  bpf_clone_redirect+0x14a/0x490
[  239.302517]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  239.307538]  ? __sched_text_start+0x8/0x8
[  239.311681]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  239.316442]  ? retint_kernel+0x2d/0x2d
[  239.320322]  ? trace_hardirqs_on_caller+0xc0/0x310
[  239.325276]  ? retint_kernel+0x2d/0x2d
[  239.329162]  ? trace_hardirqs_on_caller+0xc0/0x310
[  239.334121]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  239.338874]  ? trace_hardirqs_off+0x310/0x310
[  239.343372]  ? retint_kernel+0x1b/0x2d
[  239.347269]  ? lock_acquire+0x1ed/0x520
[  239.351245]  ? bpf_test_run+0x3cb/0x780
[  239.355226]  ? lock_downgrade+0x900/0x900
[  239.359377]  ? lock_release+0x970/0x970
[  239.363349]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  239.369152]  ? preempt_schedule_common+0x1f/0xd0
[  239.373926]  ? preempt_schedule+0x4d/0x60
[  239.378066]  ? ___preempt_schedule+0x16/0x18
[  239.382500]  ? bpf_test_run+0x25d/0x780
[  239.386471]  ? netlink_diag_dump+0x2a0/0x2a0
[  239.390880]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.396418]  ? bpf_test_init.isra.9+0x70/0x100
[  239.401019]  ? bpf_prog_test_run_skb+0x634/0xb40
[  239.405786]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  239.410623]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  239.416169]  ? fput+0x130/0x1a0
[  239.419448]  ? __bpf_prog_get+0x9b/0x290
[  239.423537]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  239.428377]  ? bpf_prog_test_run+0x130/0x1a0
[  239.432791]  ? __x64_sys_bpf+0x3d8/0x510
[  239.436858]  ? bpf_prog_get+0x20/0x20
[  239.440663]  ? __x64_sys_futex+0x4bc/0x6a0
[  239.444903]  ? do_syscall_64+0x1b9/0x820
[  239.448958]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  239.454326]  ? syscall_return_slowpath+0x5e0/0x5e0
[  239.459255]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  239.464101]  ? trace_hardirqs_on_caller+0x310/0x310
[  239.469110]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  239.474124]  ? prepare_exit_to_usermode+0x291/0x3b0
[  239.479214]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  239.484083]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  239.489486] warn_alloc_show_mem: 1 callbacks suppressed
[  239.489516] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  239.489517] Mem-Info:
[  239.489559] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  239.489559]  active_file:17 inactive_file:13 isolated_file:0
[  239.489559]  unevictable:0 dirty:0 writeback:0 unstable:0
[  239.489559]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  239.489559]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  239.489559]  free:13756 free_pcp:276 free_cma:0
[  239.494907] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  239.501924] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  239.504322] Call Trace:
[  239.537268] Node 0 
[  239.546615]  <IRQ>
[  239.574423] 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
[  239.576994]  dump_stack+0x1c4/0x2b4
[  239.579201] lowmem_reserve[]:
[  239.581363]  ? dump_stack_print_info.cold.2+0x52/0x52
[  239.606838]  0
[  239.610471]  warn_alloc.cold.119+0xb7/0x1bd
[  239.613545]  2819
[  239.618722]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  239.620510]  6323
[  239.624858]  ? lock_downgrade+0x900/0x900
[  239.626908]  6323
[  239.631742]  ? trace_hardirqs_off+0xb8/0x310
[  239.637994]  ? trace_hardirqs_off+0xb8/0x310
[  239.640055] Node 0 
[  239.644455]  __alloc_pages_slowpath+0x2667/0x2d80
[  239.648857] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  239.651068]  ? warn_alloc+0x120/0x120
[  239.655878] lowmem_reserve[]:
[  239.683217]  ? warn_alloc+0x120/0x120
[  239.687008]  0
[  239.690101]  ? warn_alloc+0x120/0x120
[  239.693887]  0
[  239.695681]  ? mark_held_locks+0x130/0x130
[  239.699451]  3503
[  239.701388]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.705630]  3503
[  239.707684]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.715269]  ? should_fail+0x22d/0xd01
[  239.720777] Node 0 Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  239.724703]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  239.724720]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.753803] lowmem_reserve[]:
[  239.758902]  ? should_fail+0x22d/0xd01
[  239.764409]  0
[  239.767613]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  239.771486]  0
[  239.773352]  ? should_fail+0x22d/0xd01
[  239.778435]  0
[  239.780228]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  239.784113]  0
[  239.785924]  ? mark_held_locks+0x130/0x130
[  239.792797]  ? mark_held_locks+0x130/0x130
[  239.797028] Node 0 
[  239.801272]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.801274] DMA: 1*4kB 
[  239.803519]  ? trace_hardirqs_off+0xb8/0x310
[  239.809029] (U) 
[  239.811600]  ? kasan_check_read+0x11/0x20
[  239.815982] 0*8kB 
[  239.817957]  ? do_raw_spin_unlock+0xa7/0x2f0
[  239.822076] 0*16kB 
[  239.824229]  ? trace_hardirqs_on+0x310/0x310
[  239.828609] 1*32kB 
[  239.830832]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.835214] (U) 
[  239.837443]  ? wq_watchdog_touch+0x9c/0xfe
[  239.842950] 2*64kB 
[  239.844932]  ? io_serial_in+0x11/0x90
[  239.849139] (U) 
[  239.851372]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.855150] 1*128kB 
[  239.857116]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  239.862633] (U) 
[  239.864958]  __alloc_pages_nodemask+0xa80/0xde0
[  239.870033] 1*256kB 
[  239.872011]  ? should_fail+0x22d/0xd01
[  239.876665] (U) 
[  239.878995]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  239.882858] 0*512kB 
[  239.884877]  ? ____cache_alloc_node+0x1c7/0x1e0
[  239.889867] 1*1024kB 
[  239.892194]  ? lock_downgrade+0x900/0x900
[  239.896864] (U) 
[  239.899279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.903397] 1*2048kB 
[  239.905362]  cache_grow_begin+0x91/0x8c0
[  239.910927] (M) 
[  239.913331]  ? do_raw_spin_unlock+0xa7/0x2f0
[  239.917380] 3*4096kB 
[  239.919483]  fallback_alloc+0x203/0x2e0
[  239.923862] (M) 
[  239.926321]  ____cache_alloc_node+0x1c7/0x1e0
[  239.930276] = 15908kB
[  239.932252]  kmem_cache_alloc_node+0xe3/0x730
[  239.936715] Node 0 
[  239.939131]  ? ipv6_get_ifaddr+0x42e/0x620
[  239.943609] DMA32: 
[  239.945889]  __alloc_skb+0x119/0x770
[  239.950099] 2*4kB 
[  239.952324]  ? skb_scrub_packet+0x490/0x490
[  239.956011] (M) 
[  239.958164]  ? lock_downgrade+0x900/0x900
[  239.962462] 1*8kB 
[  239.964493]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.968631] (M) 
[  239.970794]  ? refcount_sub_and_test_checked+0x203/0x310
[  239.976303] 2*16kB 
[  239.978533]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  239.983956] (M) 
[  239.986193]  ? addrconf_rs_timer+0x690/0x690
[  239.991652] 3*32kB 
[  239.993639]  ndisc_alloc_skb+0x144/0x340
[  239.998021] (MH) 
[  240.000253]  ndisc_send_rs+0x331/0x6e0
[  240.004290] 5*64kB 
[  240.006358]  addrconf_rs_timer+0x314/0x690
[  240.010217] (MH) 
[  240.012451]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.016689] 3*128kB 
[  240.018765]  call_timer_fn+0x272/0x920
[  240.022970] (M) 
[  240.025293]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.029157] 5*256kB 
[  240.031129]  ? process_timeout+0x40/0x40
[  240.035346] (UMH) 
[  240.037739]  ? trace_hardirqs_off+0xb8/0x310
[  240.041802] 5*512kB 
[  240.043976]  ? kasan_check_read+0x11/0x20
[  240.048356] (UMH) 
[  240.050672]  ? do_raw_spin_unlock+0xa7/0x2f0
[  240.054790] 4*1024kB 
[  240.056925]  ? trace_hardirqs_on+0x310/0x310
[  240.061323] (UMH) 
[  240.063746]  ? __run_timers+0x7da/0xc70
[  240.068170] 2*2048kB 
[  240.070307]  ? lock_downgrade+0x900/0x900
[  240.074252] (M) 
[  240.076683]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  240.080848] 3*4096kB 
[  240.082816]  ? trace_hardirqs_on+0xbd/0x310
[  240.087913] (M) 
[  240.090358]  ? kasan_check_read+0x11/0x20
[  240.094666] = 25168kB
[  240.096652]  ? __run_timers+0x7da/0xc70
[  240.100798] Node 0 
[  240.103196]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  240.107144] Normal: 
[  240.109391]  ? kasan_check_write+0x14/0x20
[  240.114848] 1081*4kB 
[  240.117177]  ? do_raw_spin_lock+0xc1/0x200
[  240.121384] (UMEH) 
[  240.123789]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.127994] 387*8kB 
[  240.130264]  __run_timers+0x7e5/0xc70
[  240.134468] (ME) 
[  240.136782]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  240.140567] 152*16kB 
[  240.142631]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  240.147988] (UME) 
[  240.150408]  ? timerqueue_add+0x207/0x2b0
[  240.155397] 54*32kB 
[  240.157552]  ? enqueue_hrtimer+0x1a5/0x560
[  240.161671] (UME) 
[  240.163983]  ? lock_release+0x970/0x970
[  240.168209] 21*64kB 
[  240.170362]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  240.174315] (UM) 
[  240.176633]  ? check_preemption_disabled+0x48/0x200
[  240.181816] 0*128kB 
[  240.183877]  ? kasan_check_write+0x14/0x20
[  240.188873] 0*256kB 
[  240.191207]  ? pvclock_read_flags+0x160/0x160
[  240.195417] 2*512kB 
[  240.197739]  ? lock_downgrade+0x900/0x900
[  240.202222] (U) 
[  240.204539]  ? trace_hardirqs_on+0xbd/0x310
[  240.208666] 0*1024kB 
[  240.210649]  ? kvm_sched_clock_read+0x9/0x20
[  240.214953] 0*2048kB 
[  240.217366]  ? irq_exit+0x17f/0x1c0
[  240.221761] 0*4096kB 
[  240.224160]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.227766] = 13948kB
[  240.230162]  ? check_preemption_disabled+0x48/0x200
[  240.235676] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  240.238068]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.243072] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  240.251964]  run_timer_softirq+0x52/0xb0
[  240.257496] 4244 total pagecache pages
[  240.266078]  ? __this_cpu_preempt_check+0x1c/0x1f
[  240.270110] 0 pages in swap cache
[  240.274006]  __do_softirq+0x30b/0xad8
[  240.278872] Swap cache stats: add 0, delete 0, find 0/0
[  240.282351]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  240.286138] Free swap  = 0kB
[  240.291498]  ? pvclock_read_flags+0x160/0x160
[  240.296578] Total swap = 0kB
[  240.299583]  ? lapic_next_event+0x5a/0x90
[  240.304057] 1965979 pages RAM
[  240.307082]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.311222] 0 pages HighMem/MovableOnly
[  240.314337]  ? clockevents_program_event+0x140/0x370
[  240.319845] 342307 pages reserved
[  240.323803]  ? kvm_clock_read+0x18/0x30
[  240.328888] 0 pages cma reserved
[  240.328944] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  240.332339]  ? kvm_sched_clock_read+0x9/0x20
[  240.336345] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  240.339655]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.346119] syz-executor2 cpuset=
[  240.350515]  ? check_preemption_disabled+0x48/0x200
[  240.360979] syz2
[  240.366516]  irq_exit+0x17f/0x1c0
[  240.369965]  mems_allowed=0
[  240.374987]  smp_apic_timer_interrupt+0x1cb/0x760
[  240.388155]  ? smp_reschedule_interrupt+0x109/0x650
[  240.393161]  ? smp_call_function_single_interrupt+0x650/0x650
[  240.399039]  ? interrupt_entry+0xb5/0xf0
[  240.403116]  ? trace_hardirqs_off_caller+0xbb/0x310
[  240.408128]  ? trace_hardirqs_off_caller+0xbb/0x310
[  240.413142]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  240.417983]  ? trace_hardirqs_on_caller+0x310/0x310
[  240.422993]  ? trace_hardirqs_on_caller+0x310/0x310
[  240.428014]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.433546]  ? check_preemption_disabled+0x48/0x200
[  240.438560]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.444105]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  240.448952]  apic_timer_interrupt+0xf/0x20
[  240.453194]  </IRQ>
[  240.455430] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  240.460632] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  240.479526] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  240.487253] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  240.494518] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  240.501824] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  240.509102] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  240.516368] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  240.523636]  ? trace_hardirqs_on+0x9a/0x310
[  240.527973]  ? trace_hardirqs_on+0xb4/0x310
[  240.532295]  retint_kernel+0x1b/0x2d
[  240.536008] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  240.541298] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  240.560260] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  240.567972] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  240.575232] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  240.582604] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  240.589872] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  240.597141] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  240.604449]  ? trace_hardirqs_on+0x9a/0x310
[  240.608768]  ? arch_local_irq_restore+0x45/0x52
[  240.613447]  dump_stack+0x26a/0x2b4
[  240.617083]  ? dump_stack_print_info.cold.2+0x52/0x52
[  240.622271]  ? mark_held_locks+0x130/0x130
[  240.626520]  ? mark_held_locks+0x130/0x130
[  240.630775]  dump_header+0x27b/0xf72
[  240.634526]  ? rcu_read_unlock+0x16/0x60
[  240.638617]  ? pagefault_out_of_memory+0x197/0x197
[  240.643541]  ? mark_held_locks+0x130/0x130
[  240.647818]  ? percpu_ref_put_many+0x13e/0x260
[  240.652502]  ? mem_cgroup_charge_statistics+0x780/0x780
[  240.657883]  ? mem_cgroup_iter+0x1f7/0x1160
[  240.662197]  ? mark_held_locks+0x130/0x130
[  240.666447]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.671982]  ? task_will_free_mem+0x239/0xb30
[  240.676504]  ? ___ratelimit+0x36f/0x655
[  240.680479]  ? lock_downgrade+0x900/0x900
[  240.684620]  ? trace_hardirqs_on+0xbd/0x310
[  240.688940]  ? kasan_check_read+0x11/0x20
[  240.693084]  ? ___ratelimit+0x36f/0x655
[  240.697058]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  240.702499]  ? trace_hardirqs_on+0x310/0x310
[  240.706906]  ? lock_downgrade+0x900/0x900
[  240.711134]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  240.716262]  ? ___ratelimit+0xaa/0x655
[  240.720195]  ? idr_get_free+0xec0/0xec0
[  240.724164]  ? kasan_check_write+0x14/0x20
[  240.728395]  ? do_raw_spin_lock+0xc1/0x200
[  240.732630]  oom_kill_process.cold.27+0x10/0x903
[  240.737380]  ? lock_downgrade+0x900/0x900
[  240.741535]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  240.747342]  ? oom_evaluate_task+0x540/0x540
[  240.751779]  ? shrink_node+0x16b0/0x16b0
[  240.755869]  ? oom_unkillable_task+0x383/0x580
[  240.760460]  ? out_of_memory+0x974/0x1430
[  240.764601]  ? lock_downgrade+0x900/0x900
[  240.768759]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  240.774559]  ? __cpuset_node_allowed+0x19b/0x660
[  240.779310]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.784874]  ? oom_evaluate_task+0x302/0x540
[  240.789325]  out_of_memory+0xa84/0x1430
[  240.793330]  ? oom_killer_disable+0x3a0/0x3a0
[  240.797903]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  240.802873]  ? __mutex_add_waiter+0x2a0/0x2a0
[  240.807365]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  240.812414]  ? find_next_bit+0x104/0x130
[  240.816481]  __alloc_pages_slowpath+0x2318/0x2d80
[  240.821360]  ? warn_alloc+0x120/0x120
[  240.825164]  ? __radix_tree_lookup+0x4c0/0x4c0
[  240.829748]  ? find_get_entry+0x2f2/0xc40
[  240.833908]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  240.838827]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.844359]  ? should_fail+0x22d/0xd01
[  240.848255]  ? ___might_sleep+0x1ed/0x300
[  240.852407]  ? lock_release+0x970/0x970
[  240.856396]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  240.861498]  ? debug_smp_processor_id+0x1c/0x20
[  240.866163]  ? __might_sleep+0x95/0x190
[  240.870184]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  240.875075]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  240.880117]  ? lock_downgrade+0x900/0x900
[  240.884272]  ? ___might_sleep+0x1ed/0x300
[  240.888429]  ? lock_release+0x970/0x970
[  240.892413]  ? arch_local_save_flags+0x40/0x40
[  240.896997]  ? finish_task_switch+0x1f5/0x900
[  240.901505]  ? __might_sleep+0x95/0x190
[  240.905491]  __alloc_pages_nodemask+0xa80/0xde0
[  240.910199]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  240.915257]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  240.921088]  ? kasan_check_write+0x14/0x20
[  240.925323]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  240.930024]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.935576]  ? __do_page_cache_readahead+0x7ce/0x980
[  240.940685]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  240.946422]  alloc_pages_current+0x10c/0x210
[  240.950833]  ? lock_downgrade+0x900/0x900
[  240.955025]  __page_cache_alloc+0x38f/0x5b0
[  240.959351]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  240.965163]  ? ext4_filemap_fault+0x82/0xad
[  240.969477]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  240.974142]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.979670]  ? check_preemption_disabled+0x48/0x200
[  240.984688]  filemap_fault+0x1594/0x25f0
[  240.988762]  ? __lock_page_or_retry+0xa00/0xa00
[  240.993429]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  240.999223]  ? unwind_dump+0x190/0x190
[  241.003113]  ? is_bpf_text_address+0xd3/0x170
[  241.007625]  ? filemap_map_pages+0xdea/0x1980
[  241.012145]  ? find_get_pages_range_tag+0x1320/0x1320
[  241.017341]  ? save_stack+0xa9/0xd0
[  241.020964]  ? save_stack+0x43/0xd0
[  241.024581]  ? __kasan_slab_free+0x102/0x150
[  241.028983]  ? __sigqueue_free.part.27+0x7d/0xa0
[  241.033735]  ? __dequeue_signal+0x530/0x7d0
[  241.038059]  ? dequeue_signal+0x26c/0x630
[  241.042212]  ? get_signal+0x3ec/0x1980
[  241.046114]  ? do_signal+0x9c/0x21e0
[  241.049817]  ? exit_to_usermode_loop+0x2e5/0x380
[  241.054573]  ? mark_held_locks+0x130/0x130
[  241.058833]  ? trace_hardirqs_on+0x310/0x310
[  241.063287]  ? lock_acquire+0x1ed/0x520
[  241.067272]  ? ext4_filemap_fault+0x7a/0xad
[  241.071609]  ? lock_release+0x970/0x970
[  241.075579]  ? arch_local_save_flags+0x40/0x40
[  241.080682]  ? mark_held_locks+0x130/0x130
[  241.084921]  ? trace_hardirqs_off+0xb8/0x310
[  241.089349]  ? down_read+0xb0/0x1d0
[  241.092969]  ? ext4_filemap_fault+0x7a/0xad
[  241.097288]  ? __down_interruptible+0x700/0x700
[  241.101948]  ? kmem_cache_free+0x21a/0x290
[  241.106184]  ? __sigqueue_free.part.27+0x7d/0xa0
[  241.110952]  ? __dequeue_signal+0xf9/0x7d0
[  241.115200]  ext4_filemap_fault+0x82/0xad
[  241.119364]  __do_fault+0x100/0x6b0
[  241.122984]  ? print_bad_pte+0x6c0/0x6c0
[  241.127050]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.132585]  ? pmd_val+0x88/0x100
[  241.136080]  ? add_mm_counter_fast+0xd0/0xd0
[  241.140486]  ? pmd_val+0x88/0x100
[  241.143935]  ? add_mm_counter_fast+0xd0/0xd0
[  241.148348]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.153889]  __handle_mm_fault+0x3709/0x53e0
[  241.158293]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  241.163129]  ? kasan_check_write+0x14/0x20
[  241.167363]  ? do_raw_spin_lock+0xc1/0x200
[  241.171597]  ? _raw_spin_unlock_irq+0x60/0x80
[  241.176087]  ? __set_current_blocked+0xe4/0x120
[  241.180761]  ? lock_acquire+0x1ed/0x520
[  241.184745]  ? handle_mm_fault+0x42a/0xc70
[  241.188982]  ? lock_downgrade+0x900/0x900
[  241.193154]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  241.198959]  ? __do_page_fault+0x67d/0xed0
[  241.203205]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  241.208653]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.214218]  ? check_preemption_disabled+0x48/0x200
[  241.219235]  handle_mm_fault+0x54f/0xc70
[  241.223305]  ? __handle_mm_fault+0x53e0/0x53e0
[  241.227880]  ? find_vma+0x34/0x190
[  241.231432]  __do_page_fault+0x67d/0xed0
[  241.235501]  ? mm_fault_error+0x380/0x380
[  241.239644]  ? syscall_slow_exit_work+0x520/0x520
[  241.244479]  do_page_fault+0xf2/0x7e0
[  241.248314]  ? vmalloc_sync_all+0x30/0x30
[  241.252502]  ? error_entry+0x70/0xd0
[  241.256226]  ? trace_hardirqs_off_caller+0xbb/0x310
[  241.261236]  ? trace_hardirqs_on_caller+0xc0/0x310
[  241.266165]  ? syscall_return_slowpath+0x5e0/0x5e0
[  241.271095]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  241.275945]  ? trace_hardirqs_on_caller+0x310/0x310
[  241.280961]  ? trace_hardirqs_off+0x310/0x310
[  241.285452]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  241.290474]  ? prepare_exit_to_usermode+0x291/0x3b0
[  241.295498]  ? page_fault+0x8/0x30
[  241.299042]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  241.303898]  ? page_fault+0x8/0x30
[  241.307460]  page_fault+0x1e/0x30
[  241.310915] RIP: 0033:0x45db60
[  241.314130] Code: Bad RIP value.
[  241.317495] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  241.322868] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  241.330149] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  241.337407] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  241.344663] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  241.351924] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  241.359214] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  241.359266] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  241.366487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  241.373018] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  241.382318] Call Trace:
[  241.392546] syz-fuzzer cpuset=
[  241.395116]  <IRQ>
[  241.395118] / mems_allowed=0
[  241.398305]  dump_stack+0x1c4/0x2b4
[  241.407072]  ? dump_stack_print_info.cold.2+0x52/0x52
[  241.412264]  warn_alloc.cold.119+0xb7/0x1bd
[  241.416587]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  241.421426]  ? lock_downgrade+0x900/0x900
[  241.425572]  ? trace_hardirqs_off+0xb8/0x310
[  241.430021]  ? trace_hardirqs_off+0xb8/0x310
[  241.434435]  __alloc_pages_slowpath+0x2667/0x2d80
[  241.439289]  ? warn_alloc+0x120/0x120
[  241.443084]  ? warn_alloc+0x120/0x120
[  241.446898]  ? warn_alloc+0x120/0x120
[  241.450695]  ? mark_held_locks+0x130/0x130
[  241.454921]  ? trace_hardirqs_on+0x310/0x310
[  241.459320]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.464851]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.470420]  ? should_fail+0x22d/0xd01
[  241.474342]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  241.479438]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.484965]  ? should_fail+0x22d/0xd01
[  241.488866]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  241.493962]  ? should_fail+0x22d/0xd01
[  241.497860]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  241.502956]  ? mark_held_locks+0x130/0x130
[  241.507188]  ? mark_held_locks+0x130/0x130
[  241.511439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.516981]  ? trace_hardirqs_off+0xb8/0x310
[  241.521380]  ? kasan_check_read+0x11/0x20
[  241.525529]  ? do_raw_spin_unlock+0xa7/0x2f0
[  241.529937]  ? trace_hardirqs_on+0x310/0x310
[  241.534341]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.539867]  ? wq_watchdog_touch+0x9c/0xfe
[  241.544105]  ? io_serial_in+0x11/0x90
[  241.547936]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.553472]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  241.558576]  __alloc_pages_nodemask+0xa80/0xde0
[  241.563244]  ? should_fail+0x22d/0xd01
[  241.567129]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  241.572179]  ? ____cache_alloc_node+0x1c7/0x1e0
[  241.576843]  ? lock_downgrade+0x900/0x900
[  241.580995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.586540]  cache_grow_begin+0x91/0x8c0
[  241.590597]  ? do_raw_spin_unlock+0xa7/0x2f0
[  241.595020]  fallback_alloc+0x203/0x2e0
[  241.599033]  ____cache_alloc_node+0x1c7/0x1e0
[  241.603558]  kmem_cache_alloc_node+0xe3/0x730
[  241.608078]  ? ipv6_get_ifaddr+0x42e/0x620
[  241.612331]  __alloc_skb+0x119/0x770
[  241.616037]  ? skb_scrub_packet+0x490/0x490
[  241.620348]  ? lock_downgrade+0x900/0x900
[  241.624496]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.630059]  ? refcount_sub_and_test_checked+0x203/0x310
[  241.635539]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  241.640981]  ? addrconf_rs_timer+0x690/0x690
[  241.645390]  ndisc_alloc_skb+0x144/0x340
[  241.649470]  ndisc_send_rs+0x331/0x6e0
[  241.653368]  addrconf_rs_timer+0x314/0x690
[  241.657622]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.661874]  call_timer_fn+0x272/0x920
[  241.665778]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.670039]  ? process_timeout+0x40/0x40
[  241.674102]  ? trace_hardirqs_off+0xb8/0x310
[  241.678498]  ? kasan_check_read+0x11/0x20
[  241.682642]  ? do_raw_spin_unlock+0xa7/0x2f0
[  241.687039]  ? trace_hardirqs_on+0x310/0x310
[  241.691437]  ? __run_timers+0x7da/0xc70
[  241.695418]  ? lock_downgrade+0x900/0x900
[  241.699559]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  241.704654]  ? trace_hardirqs_on+0xbd/0x310
[  241.709011]  ? kasan_check_read+0x11/0x20
[  241.713155]  ? __run_timers+0x7da/0xc70
[  241.717126]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  241.722572]  ? kasan_check_write+0x14/0x20
[  241.726820]  ? do_raw_spin_lock+0xc1/0x200
[  241.731052]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.735293]  __run_timers+0x7e5/0xc70
[  241.739096]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  241.744464]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  241.749474]  ? timerqueue_add+0x207/0x2b0
[  241.753664]  ? enqueue_hrtimer+0x1a5/0x560
[  241.757893]  ? lock_release+0x970/0x970
[  241.761867]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  241.767058]  ? kasan_check_write+0x14/0x20
[  241.771310]  ? pvclock_read_flags+0x160/0x160
[  241.775831]  ? lock_downgrade+0x900/0x900
[  241.780015]  ? trace_hardirqs_on+0xbd/0x310
[  241.784359]  ? kvm_sched_clock_read+0x9/0x20
[  241.788773]  ? irq_exit+0x17f/0x1c0
[  241.792407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.797939]  ? check_preemption_disabled+0x48/0x200
[  241.802959]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.808498]  run_timer_softirq+0x52/0xb0
[  241.812596]  ? __this_cpu_preempt_check+0x1c/0x1f
[  241.817464]  __do_softirq+0x30b/0xad8
[  241.821267]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  241.826381]  ? pvclock_read_flags+0x160/0x160
[  241.830875]  ? lapic_next_event+0x5a/0x90
[  241.835040]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.840636]  ? clockevents_program_event+0x140/0x370
[  241.845764]  ? kvm_clock_read+0x18/0x30
[  241.849758]  ? kvm_sched_clock_read+0x9/0x20
[  241.854160]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.859699]  ? check_preemption_disabled+0x48/0x200
[  241.864716]  irq_exit+0x17f/0x1c0
[  241.868175]  smp_apic_timer_interrupt+0x1cb/0x760
[  241.873021]  ? smp_reschedule_interrupt+0x109/0x650
[  241.878028]  ? smp_call_function_single_interrupt+0x650/0x650
[  241.883925]  ? interrupt_entry+0xb5/0xf0
[  241.888026]  ? trace_hardirqs_off_caller+0xbb/0x310
[  241.893049]  ? trace_hardirqs_off_caller+0xbb/0x310
[  241.898066]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  241.902917]  ? trace_hardirqs_on_caller+0x310/0x310
[  241.907937]  ? trace_hardirqs_on_caller+0x310/0x310
[  241.912989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.918548]  ? check_preemption_disabled+0x48/0x200
[  241.923560]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  241.928445]  apic_timer_interrupt+0xf/0x20
[  241.932666]  </IRQ>
[  241.934934] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  241.940826] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  241.959715] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  241.967425] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  241.974686] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  241.981993] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  241.989279] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  241.996554] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  242.003827]  ? trace_hardirqs_on+0xb4/0x310
[  242.008144]  ? save_stack+0xa9/0xd0
[  242.011807]  __kmalloc_node_track_caller+0x33/0x70
[  242.016745]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  242.021499]  pskb_expand_head+0x230/0x10f0
[  242.025750]  ? lock_downgrade+0x900/0x900
[  242.029911]  ? check_preemption_disabled+0x48/0x200
[  242.034928]  ? memcpy+0x45/0x50
[  242.038201]  ? __copy_skb_header+0x350/0x6b0
[  242.042618]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  242.047120]  ? skb_checksum+0x140/0x140
[  242.051090]  ? trace_hardirqs_on+0xbd/0x310
[  242.055412]  ? skb_clone+0x1bb/0x500
[  242.059127]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  242.064580]  ? kasan_unpoison_shadow+0x35/0x50
[  242.069158]  ? kasan_check_write+0x14/0x20
[  242.073399]  ? __skb_clone+0x6c7/0xa00
[  242.077283]  ? __copy_skb_header+0x6b0/0x6b0
[  242.081699]  ? kmem_cache_alloc+0x306/0x730
[  242.086040]  skb_ensure_writable+0x3dd/0x640
[  242.090488]  ? skb_cow_data+0xf10/0xf10
[  242.094454]  ? check_preemption_disabled+0x48/0x200
[  242.099524]  ? __this_cpu_preempt_check+0x1c/0x1f
[  242.104377]  ? __bpf_redirect+0x54b/0xb20
[  242.108553]  ? __switch_to_asm+0x34/0x70
[  242.112617]  bpf_clone_redirect+0x14a/0x490
[  242.116935]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  242.121954]  ? __sched_text_start+0x8/0x8
[  242.126107]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  242.130887]  ? retint_kernel+0x2d/0x2d
[  242.134784]  ? trace_hardirqs_on_caller+0xc0/0x310
[  242.139734]  ? retint_kernel+0x2d/0x2d
[  242.143674]  ? trace_hardirqs_on_caller+0xc0/0x310
[  242.148597]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  242.153348]  ? trace_hardirqs_off+0x310/0x310
[  242.157838]  ? retint_kernel+0x1b/0x2d
[  242.161718]  ? lock_acquire+0x1ed/0x520
[  242.165711]  ? bpf_test_run+0x3cb/0x780
[  242.169699]  ? lock_downgrade+0x900/0x900
[  242.173858]  ? lock_release+0x970/0x970
[  242.177845]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  242.183635]  ? preempt_schedule_common+0x1f/0xd0
[  242.188380]  ? preempt_schedule+0x4d/0x60
[  242.192538]  ? ___preempt_schedule+0x16/0x18
[  242.196956]  ? bpf_test_run+0x25d/0x780
[  242.200927]  ? netlink_diag_dump+0x2a0/0x2a0
[  242.205339]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.210891]  ? bpf_test_init.isra.9+0x70/0x100
[  242.215472]  ? bpf_prog_test_run_skb+0x634/0xb40
[  242.220232]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  242.225075]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  242.230611]  ? fput+0x130/0x1a0
[  242.233891]  ? __bpf_prog_get+0x9b/0x290
[  242.237966]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  242.242859]  ? bpf_prog_test_run+0x130/0x1a0
[  242.247265]  ? __x64_sys_bpf+0x3d8/0x510
[  242.251315]  ? bpf_prog_get+0x20/0x20
[  242.255115]  ? __x64_sys_futex+0x4bc/0x6a0
[  242.259350]  ? do_syscall_64+0x1b9/0x820
[  242.263404]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  242.268795]  ? syscall_return_slowpath+0x5e0/0x5e0
[  242.273753]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  242.278606]  ? trace_hardirqs_on_caller+0x310/0x310
[  242.283626]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  242.288644]  ? prepare_exit_to_usermode+0x291/0x3b0
[  242.293695]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  242.298544]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  242.303922] warn_alloc_show_mem: 1 callbacks suppressed
[  242.303934] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  242.303935] Mem-Info:
[  242.303970] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  242.303970]  active_file:17 inactive_file:13 isolated_file:0
[  242.303970]  unevictable:0 dirty:0 writeback:0 unstable:0
[  242.303970]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  242.303970]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  242.303970]  free:13756 free_pcp:276 free_cma:0
[  242.309308] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  242.316338] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  242.318737] Call Trace:
[  242.351698] Node 0 
[  242.361034]  <IRQ>
[  242.388792] 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
[  242.391371]  dump_stack+0x1c4/0x2b4
[  242.393589] lowmem_reserve[]:
[  242.395741]  ? dump_stack_print_info.cold.2+0x52/0x52
[  242.421218]  0
[  242.424853]  warn_alloc.cold.119+0xb7/0x1bd
[  242.427972]  2819
[  242.433166]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  242.434977]  6323
[  242.439286]  ? lock_downgrade+0x900/0x900
[  242.441333]  6323
[  242.446176]  ? trace_hardirqs_off+0xb8/0x310
[  242.452370]  ? trace_hardirqs_off+0xb8/0x310
[  242.454407] Node 0 
[  242.458803]  __alloc_pages_slowpath+0x2667/0x2d80
[  242.463220] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  242.465447]  ? warn_alloc+0x120/0x120
[  242.470281] lowmem_reserve[]:
[  242.497537]  ? trace_hardirqs_on+0x310/0x310
[  242.501307]  0
[  242.504421]  ? warn_alloc+0x120/0x120
[  242.508801]  0
[  242.510590]  ? warn_alloc+0x120/0x120
[  242.514364]  3503
[  242.516157]  ? ktime_get+0x2e1/0x440
[  242.519941]  3503
[  242.522010]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.527768]  ? check_preemption_disabled+0x48/0x200
[  242.533294] Node 0 Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  242.538367]  ? kasan_check_read+0x11/0x20
[  242.538382]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.567434] lowmem_reserve[]:
[  242.571595]  ? should_fail+0x22d/0xd01
[  242.577104]  0
[  242.580200]  ? rcu_bh_qs+0xc0/0xc0
[  242.584073]  0
[  242.585864]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  242.589378]  0
[  242.591184]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.596292]  0
[  242.598100]  ? should_fail+0x22d/0xd01
[  242.605397]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  242.609256] Node 0 
[  242.614374]  ? should_fail+0x22d/0xd01
[  242.614377] DMA: 1*4kB 
[  242.616612]  ? rcu_idle_enter+0x4b0/0x4b0
[  242.620481] (U) 
[  242.623086]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  242.627217] 0*8kB 
[  242.629179]  ? mark_held_locks+0x130/0x130
[  242.634255] 0*16kB 
[  242.636415]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.640623] 1*32kB 
[  242.642846]  ? mark_held_locks+0x130/0x130
[  242.648351] (U) 
[  242.650592]  ? rcu_irq_exit+0xce/0x100
[  242.654805] 2*64kB 
[  242.656809]  ? irq_exit+0xbd/0x1c0
[  242.660670] (U) 
[  242.662901]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  242.666425] 1*128kB 
[  242.668396]  ? do_raw_spin_unlock+0xa7/0x2f0
[  242.673413] (U) 
[  242.675725]  ? smp_call_function_single_interrupt+0x650/0x650
[  242.680114] 1*256kB 
[  242.682080]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.687936] (U) 
[  242.690267]  ? ret_from_intr+0xb/0x1e
[  242.695896] 0*512kB 
[  242.697874]  ? retint_kernel+0x2d/0x2d
[  242.701652] 1*1024kB 
[  242.703975]  ? trace_hardirqs_on_caller+0xc0/0x310
[  242.707847] (U) 
[  242.710254]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  242.715157] 1*2048kB 
[  242.717141]  ? trace_hardirqs_off+0x310/0x310
[  242.721921] (M) 
[  242.724459]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  242.728931] 3*4096kB 
[  242.730918]  __alloc_pages_nodemask+0xa80/0xde0
[  242.736009] (M) 
[  242.738424]  ? should_fail+0x22d/0xd01
[  242.743094] = 15908kB
[  242.745103]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  242.748968] Node 0 
[  242.751381]  ? ____cache_alloc_node+0x1c7/0x1e0
[  242.756377] DMA32: 
[  242.758617]  ? lock_downgrade+0x900/0x900
[  242.763256] 2*4kB 
[  242.765489]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.769625] (M) 
[  242.771782]  cache_grow_begin+0x91/0x8c0
[  242.777301] 1*8kB (M) 
[  242.779280]  ? do_raw_spin_unlock+0xa7/0x2f0
[  242.783312] 2*16kB 
[  242.785795]  fallback_alloc+0x203/0x2e0
[  242.790226] (M) 
[  242.792466]  ____cache_alloc_node+0x1c7/0x1e0
[  242.796414] 3*32kB 
[  242.798385]  kmem_cache_alloc_node+0xe3/0x730
[  242.802883] (MH) 
[  242.805107]  ? ipv6_get_ifaddr+0x42e/0x620
[  242.809578] 5*64kB 
[  242.811648]  __alloc_skb+0x119/0x770
[  242.815857] (MH) 
[  242.818096]  ? skb_scrub_packet+0x490/0x490
[  242.821791] 3*128kB 
[  242.823851]  ? lock_downgrade+0x900/0x900
[  242.828140] (M) 
[  242.830473]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.834599] 5*256kB 
[  242.836571]  ? refcount_sub_and_test_checked+0x203/0x310
[  242.842080] (UMH) 
[  242.844421]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  242.849860] 5*512kB 
[  242.852012]  ? addrconf_rs_timer+0x690/0x690
[  242.857439] (UMH) 
[  242.859757]  ndisc_alloc_skb+0x144/0x340
[  242.864295] 4*1024kB 
[  242.866487]  ndisc_send_rs+0x331/0x6e0
[  242.870569] (UMH) 
[  242.872985]  addrconf_rs_timer+0x314/0x690
[  242.876867] 2*2048kB 
[  242.879041]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.883264] (M) 
[  242.885667]  call_timer_fn+0x272/0x920
[  242.889870] 3*4096kB 
[  242.891852]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.895744] (M) 
[  242.898174]  ? process_timeout+0x40/0x40
[  242.902381] = 25168kB
[  242.904348]  ? trace_hardirqs_off+0xb8/0x310
[  242.908401] Node 0 
[  242.910814]  ? kasan_check_read+0x11/0x20
[  242.915202] Normal: 
[  242.917427]  ? do_raw_spin_unlock+0xa7/0x2f0
[  242.921550] 1081*4kB 
[  242.923882]  ? trace_hardirqs_on+0x310/0x310
[  242.928323] (UMEH) 
[  242.930743]  ? __run_timers+0x7da/0xc70
[  242.935154] 387*8kB 
[  242.937456]  ? lock_downgrade+0x900/0x900
[  242.941530] (ME) 
[  242.943845]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  242.948470] 152*16kB (UME) 
[  242.950564]  ? trace_hardirqs_on+0xbd/0x310
[  242.955657] 54*32kB 
[  242.958631]  ? kasan_check_read+0x11/0x20
[  242.962924] (UME) 
[  242.965272]  ? __run_timers+0x7da/0xc70
[  242.969399] 21*64kB 
[  242.971541]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  242.975488] (UM) 
[  242.977803]  ? kasan_check_write+0x14/0x20
[  242.983227] 0*128kB 
[  242.985336]  ? do_raw_spin_lock+0xc1/0x200
[  242.989553] 0*256kB 
[  242.991865]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.996069] 2*512kB 
[  242.998386]  __run_timers+0x7e5/0xc70
[  243.002591] (U) 
[  243.004930]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  243.008698] 0*1024kB 
[  243.010700]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  243.016033] 0*2048kB 
[  243.018454]  ? timerqueue_add+0x207/0x2b0
[  243.023445] 0*4096kB 
[  243.025849]  ? enqueue_hrtimer+0x1a5/0x560
[  243.029988] = 13948kB
[  243.032403]  ? lock_release+0x970/0x970
[  243.036612] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  243.039044]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  243.043001] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  243.051834]  ? check_preemption_disabled+0x48/0x200
[  243.057027] 4244 total pagecache pages
[  243.065597]  ? kasan_check_write+0x14/0x20
[  243.070619] 0 pages in swap cache
[  243.074511]  ? pvclock_read_flags+0x160/0x160
[  243.078826] Swap cache stats: add 0, delete 0, find 0/0
[  243.078835] Free swap  = 0kB
[  243.082314]  ? lock_downgrade+0x900/0x900
[  243.086829] Total swap = 0kB
[  243.092200]  ? trace_hardirqs_on+0xbd/0x310
[  243.095231] 1965979 pages RAM
[  243.099421]  ? kvm_sched_clock_read+0x9/0x20
[  243.102409] 0 pages HighMem/MovableOnly
[  243.106760]  ? irq_exit+0x17f/0x1c0
[  243.109876] 342307 pages reserved
[  243.114294]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.118269] 0 pages cma reserved
[  243.121893]  ? check_preemption_disabled+0x48/0x200
[  243.125401] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  243.130888]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.130904]  run_timer_softirq+0x52/0xb0
[  243.130917]  ? __this_cpu_preempt_check+0x1c/0x1f
[  243.134320] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  243.139285]  __do_softirq+0x30b/0xad8
[  243.145758] syz-executor2 cpuset=
[  243.151295]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  243.155328] syz2
[  243.160155]  ? pvclock_read_flags+0x160/0x160
[  243.170622]  mems_allowed=0
[  243.174405]  ? lapic_next_event+0x5a/0x90
[  243.196523]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.202074]  ? clockevents_program_event+0x140/0x370
[  243.207186]  ? kvm_clock_read+0x18/0x30
[  243.211157]  ? kvm_sched_clock_read+0x9/0x20
[  243.215560]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.221105]  ? check_preemption_disabled+0x48/0x200
[  243.226128]  irq_exit+0x17f/0x1c0
[  243.229577]  smp_apic_timer_interrupt+0x1cb/0x760
[  243.234411]  ? smp_reschedule_interrupt+0x109/0x650
[  243.239431]  ? smp_call_function_single_interrupt+0x650/0x650
[  243.245345]  ? interrupt_entry+0xb5/0xf0
[  243.249557]  ? trace_hardirqs_off_caller+0xbb/0x310
[  243.254564]  ? trace_hardirqs_off_caller+0xbb/0x310
[  243.259718]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  243.264589]  ? trace_hardirqs_on_caller+0x310/0x310
[  243.269597]  ? trace_hardirqs_on_caller+0x310/0x310
[  243.274622]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.280179]  ? check_preemption_disabled+0x48/0x200
[  243.285186]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.290751]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  243.295610]  apic_timer_interrupt+0xf/0x20
[  243.299842]  </IRQ>
[  243.302103] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  243.307286] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  243.326195] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  243.333902] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  243.341160] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  243.348421] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  243.355677] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  243.362941] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  243.370217]  ? trace_hardirqs_on+0x9a/0x310
[  243.374549]  ? trace_hardirqs_on+0xb4/0x310
[  243.378896]  retint_kernel+0x1b/0x2d
[  243.382622] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  243.387914] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  243.406807] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  243.414508] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  243.421771] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  243.429033] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  243.436309] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  243.443580] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  243.450964]  ? trace_hardirqs_on+0x9a/0x310
[  243.455308]  ? arch_local_irq_restore+0x45/0x52
[  243.460008]  dump_stack+0x26a/0x2b4
[  243.463637]  ? dump_stack_print_info.cold.2+0x52/0x52
[  243.468857]  ? mark_held_locks+0x130/0x130
[  243.473112]  ? mark_held_locks+0x130/0x130
[  243.477360]  dump_header+0x27b/0xf72
[  243.481164]  ? rcu_read_unlock+0x16/0x60
[  243.485263]  ? pagefault_out_of_memory+0x197/0x197
[  243.490208]  ? mark_held_locks+0x130/0x130
[  243.494467]  ? percpu_ref_put_many+0x13e/0x260
[  243.499061]  ? mem_cgroup_charge_statistics+0x780/0x780
[  243.504430]  ? mem_cgroup_iter+0x1f7/0x1160
[  243.508748]  ? mark_held_locks+0x130/0x130
[  243.512989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.518517]  ? task_will_free_mem+0x239/0xb30
[  243.523013]  ? ___ratelimit+0x36f/0x655
[  243.526980]  ? lock_downgrade+0x900/0x900
[  243.531153]  ? trace_hardirqs_on+0xbd/0x310
[  243.535505]  ? kasan_check_read+0x11/0x20
[  243.539687]  ? ___ratelimit+0x36f/0x655
[  243.543705]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  243.549166]  ? trace_hardirqs_on+0x310/0x310
[  243.553603]  ? lock_downgrade+0x900/0x900
[  243.557758]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  243.562868]  ? ___ratelimit+0xaa/0x655
[  243.566807]  ? idr_get_free+0xec0/0xec0
[  243.570788]  ? kasan_check_write+0x14/0x20
[  243.575066]  ? do_raw_spin_lock+0xc1/0x200
[  243.579296]  oom_kill_process.cold.27+0x10/0x903
[  243.584061]  ? lock_downgrade+0x900/0x900
[  243.588234]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  243.594055]  ? oom_evaluate_task+0x540/0x540
[  243.598464]  ? shrink_node+0x16b0/0x16b0
[  243.602524]  ? oom_unkillable_task+0x383/0x580
[  243.607103]  ? out_of_memory+0x974/0x1430
[  243.611267]  ? lock_downgrade+0x900/0x900
[  243.615414]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  243.621210]  ? __cpuset_node_allowed+0x19b/0x660
[  243.625967]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.631499]  ? oom_evaluate_task+0x302/0x540
[  243.635923]  out_of_memory+0xa84/0x1430
[  243.639895]  ? oom_killer_disable+0x3a0/0x3a0
[  243.644414]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  243.649384]  ? __mutex_add_waiter+0x2a0/0x2a0
[  243.653874]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  243.658898]  ? find_next_bit+0x104/0x130
[  243.662970]  __alloc_pages_slowpath+0x2318/0x2d80
[  243.667843]  ? warn_alloc+0x120/0x120
[  243.671644]  ? __radix_tree_lookup+0x4c0/0x4c0
[  243.676225]  ? find_get_entry+0x2f2/0xc40
[  243.680384]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  243.685328]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.690871]  ? should_fail+0x22d/0xd01
[  243.694758]  ? ___might_sleep+0x1ed/0x300
[  243.698908]  ? lock_release+0x970/0x970
[  243.702919]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  243.708020]  ? debug_smp_processor_id+0x1c/0x20
[  243.712709]  ? __might_sleep+0x95/0x190
[  243.716705]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  243.721572]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  243.726591]  ? lock_downgrade+0x900/0x900
[  243.730745]  ? ___might_sleep+0x1ed/0x300
[  243.734890]  ? lock_release+0x970/0x970
[  243.738866]  ? arch_local_save_flags+0x40/0x40
[  243.743464]  ? finish_task_switch+0x1f5/0x900
[  243.747972]  ? __might_sleep+0x95/0x190
[  243.751965]  __alloc_pages_nodemask+0xa80/0xde0
[  243.756643]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  243.761659]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  243.767465]  ? kasan_check_write+0x14/0x20
[  243.771703]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  243.776380]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.781932]  ? __do_page_cache_readahead+0x7ce/0x980
[  243.787057]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  243.792596]  alloc_pages_current+0x10c/0x210
[  243.797006]  ? lock_downgrade+0x900/0x900
[  243.801165]  __page_cache_alloc+0x38f/0x5b0
[  243.805488]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  243.811283]  ? ext4_filemap_fault+0x82/0xad
[  243.815635]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  243.820304]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.825881]  ? check_preemption_disabled+0x48/0x200
[  243.830913]  filemap_fault+0x1594/0x25f0
[  243.834989]  ? __lock_page_or_retry+0xa00/0xa00
[  243.839683]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  243.845496]  ? unwind_dump+0x190/0x190
[  243.849397]  ? is_bpf_text_address+0xd3/0x170
[  243.853890]  ? filemap_map_pages+0xdea/0x1980
[  243.858403]  ? find_get_pages_range_tag+0x1320/0x1320
[  243.863641]  ? save_stack+0xa9/0xd0
[  243.867284]  ? save_stack+0x43/0xd0
[  243.870904]  ? __kasan_slab_free+0x102/0x150
[  243.875306]  ? __sigqueue_free.part.27+0x7d/0xa0
[  243.880067]  ? __dequeue_signal+0x530/0x7d0
[  243.884485]  ? dequeue_signal+0x26c/0x630
[  243.888627]  ? get_signal+0x3ec/0x1980
[  243.892509]  ? do_signal+0x9c/0x21e0
[  243.896221]  ? exit_to_usermode_loop+0x2e5/0x380
[  243.900994]  ? mark_held_locks+0x130/0x130
[  243.905223]  ? trace_hardirqs_on+0x310/0x310
[  243.909630]  ? lock_acquire+0x1ed/0x520
[  243.913607]  ? ext4_filemap_fault+0x7a/0xad
[  243.917955]  ? lock_release+0x970/0x970
[  243.921929]  ? arch_local_save_flags+0x40/0x40
[  243.926519]  ? mark_held_locks+0x130/0x130
[  243.930774]  ? trace_hardirqs_off+0xb8/0x310
[  243.935185]  ? down_read+0xb0/0x1d0
[  243.938808]  ? ext4_filemap_fault+0x7a/0xad
[  243.943124]  ? __down_interruptible+0x700/0x700
[  243.947799]  ? kmem_cache_free+0x21a/0x290
[  243.952090]  ? __sigqueue_free.part.27+0x7d/0xa0
[  243.956853]  ? __dequeue_signal+0xf9/0x7d0
[  243.961100]  ext4_filemap_fault+0x82/0xad
[  243.965276]  __do_fault+0x100/0x6b0
[  243.968907]  ? print_bad_pte+0x6c0/0x6c0
[  243.972977]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.978515]  ? pmd_val+0x88/0x100
[  243.981967]  ? add_mm_counter_fast+0xd0/0xd0
[  243.986405]  ? pmd_val+0x88/0x100
[  243.989856]  ? add_mm_counter_fast+0xd0/0xd0
[  243.994262]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.999813]  __handle_mm_fault+0x3709/0x53e0
[  244.004225]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  244.009071]  ? kasan_check_write+0x14/0x20
[  244.013313]  ? do_raw_spin_lock+0xc1/0x200
[  244.017545]  ? _raw_spin_unlock_irq+0x60/0x80
[  244.022035]  ? __set_current_blocked+0xe4/0x120
[  244.026723]  ? lock_acquire+0x1ed/0x520
[  244.030706]  ? handle_mm_fault+0x42a/0xc70
[  244.035007]  ? lock_downgrade+0x900/0x900
[  244.039177]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  244.044985]  ? __do_page_fault+0x67d/0xed0
[  244.049220]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  244.054704]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.060260]  ? check_preemption_disabled+0x48/0x200
[  244.065295]  handle_mm_fault+0x54f/0xc70
[  244.069354]  ? __handle_mm_fault+0x53e0/0x53e0
[  244.073929]  ? find_vma+0x34/0x190
[  244.077470]  __do_page_fault+0x67d/0xed0
[  244.081531]  ? mm_fault_error+0x380/0x380
[  244.085675]  ? syscall_slow_exit_work+0x520/0x520
[  244.090516]  do_page_fault+0xf2/0x7e0
[  244.094310]  ? vmalloc_sync_all+0x30/0x30
[  244.098485]  ? error_entry+0x70/0xd0
[  244.102212]  ? trace_hardirqs_off_caller+0xbb/0x310
[  244.107397]  ? trace_hardirqs_on_caller+0xc0/0x310
[  244.112326]  ? syscall_return_slowpath+0x5e0/0x5e0
[  244.117250]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  244.122100]  ? trace_hardirqs_on_caller+0x310/0x310
[  244.127105]  ? trace_hardirqs_off+0x310/0x310
[  244.131602]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  244.136630]  ? prepare_exit_to_usermode+0x291/0x3b0
[  244.141750]  ? page_fault+0x8/0x30
[  244.145293]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  244.150136]  ? page_fault+0x8/0x30
[  244.153683]  page_fault+0x1e/0x30
[  244.157160] RIP: 0033:0x45db60
[  244.160354] Code: Bad RIP value.
[  244.163745] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  244.169111] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  244.176372] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  244.183628] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  244.190888] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  244.198151] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  244.205454] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  244.205503] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  244.212747] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  244.212752] Call Trace:
[  244.212757]  <IRQ>
[  244.212774]  dump_stack+0x1c4/0x2b4
[  244.219308] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  244.228593]  ? dump_stack_print_info.cold.2+0x52/0x52
[  244.231168] syz-fuzzer cpuset=
[  244.233329]  warn_alloc.cold.119+0xb7/0x1bd
[  244.236965] /
[  244.247180]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  244.252343]  mems_allowed=0
[  244.255546]  ? lock_downgrade+0x900/0x900
[  244.273422]  ? trace_hardirqs_off+0xb8/0x310
[  244.277826]  ? trace_hardirqs_off+0xb8/0x310
[  244.282238]  __alloc_pages_slowpath+0x2667/0x2d80
[  244.287122]  ? warn_alloc+0x120/0x120
[  244.290923]  ? warn_alloc+0x120/0x120
[  244.294765]  ? warn_alloc+0x120/0x120
[  244.298564]  ? mark_held_locks+0x130/0x130
[  244.302842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.308374]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.313931]  ? should_fail+0x22d/0xd01
[  244.317826]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  244.322923]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.328451]  ? should_fail+0x22d/0xd01
[  244.332336]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  244.337459]  ? should_fail+0x22d/0xd01
[  244.341346]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  244.346447]  ? mark_held_locks+0x130/0x130
[  244.350672]  ? mark_held_locks+0x130/0x130
[  244.354898]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.360478]  ? trace_hardirqs_off+0xb8/0x310
[  244.364913]  ? kasan_check_read+0x11/0x20
[  244.369080]  ? do_raw_spin_unlock+0xa7/0x2f0
[  244.373478]  ? trace_hardirqs_on+0x310/0x310
[  244.377908]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.383459]  ? wq_watchdog_touch+0x9c/0xfe
[  244.387689]  ? io_serial_in+0x11/0x90
[  244.391499]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.397030]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  244.402132]  __alloc_pages_nodemask+0xa80/0xde0
[  244.406858]  ? should_fail+0x22d/0xd01
[  244.410760]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  244.415790]  ? ____cache_alloc_node+0x1c7/0x1e0
[  244.420470]  ? lock_downgrade+0x900/0x900
[  244.424624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.430160]  cache_grow_begin+0x91/0x8c0
[  244.434335]  ? do_raw_spin_unlock+0xa7/0x2f0
[  244.438760]  fallback_alloc+0x203/0x2e0
[  244.442830]  ____cache_alloc_node+0x1c7/0x1e0
[  244.447414]  kmem_cache_alloc_node+0xe3/0x730
[  244.451928]  ? ipv6_get_ifaddr+0x42e/0x620
[  244.456172]  __alloc_skb+0x119/0x770
[  244.459909]  ? skb_scrub_packet+0x490/0x490
[  244.464241]  ? lock_downgrade+0x900/0x900
[  244.468387]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.473918]  ? refcount_sub_and_test_checked+0x203/0x310
[  244.479363]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  244.484820]  ? addrconf_rs_timer+0x690/0x690
[  244.489237]  ndisc_alloc_skb+0x144/0x340
[  244.493311]  ndisc_send_rs+0x331/0x6e0
[  244.497195]  addrconf_rs_timer+0x314/0x690
[  244.501435]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.505684]  call_timer_fn+0x272/0x920
[  244.509568]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.513809]  ? process_timeout+0x40/0x40
[  244.517868]  ? trace_hardirqs_off+0xb8/0x310
[  244.522274]  ? kasan_check_read+0x11/0x20
[  244.526419]  ? do_raw_spin_unlock+0xa7/0x2f0
[  244.530824]  ? trace_hardirqs_on+0x310/0x310
[  244.535253]  ? __run_timers+0x7da/0xc70
[  244.539220]  ? lock_downgrade+0x900/0x900
[  244.543399]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  244.548615]  ? trace_hardirqs_on+0xbd/0x310
[  244.552924]  ? kasan_check_read+0x11/0x20
[  244.557071]  ? __run_timers+0x7da/0xc70
[  244.561054]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  244.566525]  ? kasan_check_write+0x14/0x20
[  244.570771]  ? do_raw_spin_lock+0xc1/0x200
[  244.575047]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.579290]  __run_timers+0x7e5/0xc70
[  244.583125]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  244.588500]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  244.593514]  ? timerqueue_add+0x207/0x2b0
[  244.597679]  ? enqueue_hrtimer+0x1a5/0x560
[  244.601967]  ? lock_release+0x970/0x970
[  244.605999]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  244.611191]  ? kasan_check_write+0x14/0x20
[  244.615421]  ? pvclock_read_flags+0x160/0x160
[  244.619907]  ? lock_downgrade+0x900/0x900
[  244.624058]  ? trace_hardirqs_on+0xbd/0x310
[  244.628390]  ? kvm_sched_clock_read+0x9/0x20
[  244.632843]  ? irq_exit+0x17f/0x1c0
[  244.636482]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.642024]  ? check_preemption_disabled+0x48/0x200
[  244.647030]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.652649]  run_timer_softirq+0x52/0xb0
[  244.656723]  ? __this_cpu_preempt_check+0x1c/0x1f
[  244.661585]  __do_softirq+0x30b/0xad8
[  244.665396]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  244.670501]  ? pvclock_read_flags+0x160/0x160
[  244.674992]  ? lapic_next_event+0x5a/0x90
[  244.679135]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.684679]  ? clockevents_program_event+0x140/0x370
[  244.689782]  ? kvm_clock_read+0x18/0x30
[  244.693773]  ? kvm_sched_clock_read+0x9/0x20
[  244.698184]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.703737]  ? check_preemption_disabled+0x48/0x200
[  244.708785]  irq_exit+0x17f/0x1c0
[  244.712231]  smp_apic_timer_interrupt+0x1cb/0x760
[  244.717069]  ? smp_reschedule_interrupt+0x109/0x650
[  244.722080]  ? smp_call_function_single_interrupt+0x650/0x650
[  244.727969]  ? interrupt_entry+0xb5/0xf0
[  244.732025]  ? trace_hardirqs_off_caller+0xbb/0x310
[  244.737035]  ? trace_hardirqs_off_caller+0xbb/0x310
[  244.742183]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  244.747031]  ? trace_hardirqs_on_caller+0x310/0x310
[  244.752049]  ? trace_hardirqs_on_caller+0x310/0x310
[  244.757061]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.762608]  ? check_preemption_disabled+0x48/0x200
[  244.767718]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  244.772585]  apic_timer_interrupt+0xf/0x20
[  244.776875]  </IRQ>
[  244.779123] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  244.785053] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  244.803955] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  244.811667] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  244.818927] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  244.826200] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  244.833588] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  244.840846] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  244.848134]  ? trace_hardirqs_on+0xb4/0x310
[  244.852610]  ? save_stack+0xa9/0xd0
[  244.856238]  __kmalloc_node_track_caller+0x33/0x70
[  244.861170]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  244.865926]  pskb_expand_head+0x230/0x10f0
[  244.870256]  ? lock_downgrade+0x900/0x900
[  244.874397]  ? check_preemption_disabled+0x48/0x200
[  244.879420]  ? memcpy+0x45/0x50
[  244.882692]  ? __copy_skb_header+0x350/0x6b0
[  244.887097]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  244.891586]  ? skb_checksum+0x140/0x140
[  244.895558]  ? trace_hardirqs_on+0xbd/0x310
[  244.899870]  ? skb_clone+0x1bb/0x500
[  244.903595]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  244.909033]  ? kasan_unpoison_shadow+0x35/0x50
[  244.913616]  ? kasan_check_write+0x14/0x20
[  244.917864]  ? __skb_clone+0x6c7/0xa00
[  244.921756]  ? __copy_skb_header+0x6b0/0x6b0
[  244.926217]  ? kmem_cache_alloc+0x306/0x730
[  244.930534]  skb_ensure_writable+0x3dd/0x640
[  244.934935]  ? skb_cow_data+0xf10/0xf10
[  244.938910]  ? check_preemption_disabled+0x48/0x200
[  244.943933]  ? __this_cpu_preempt_check+0x1c/0x1f
[  244.949353]  ? __bpf_redirect+0x54b/0xb20
[  244.953530]  ? __switch_to_asm+0x34/0x70
[  244.957617]  bpf_clone_redirect+0x14a/0x490
[  244.961977]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  244.967018]  ? __sched_text_start+0x8/0x8
[  244.971161]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  244.975914]  ? retint_kernel+0x2d/0x2d
[  244.979803]  ? trace_hardirqs_on_caller+0xc0/0x310
[  244.984739]  ? retint_kernel+0x2d/0x2d
[  244.988637]  ? trace_hardirqs_on_caller+0xc0/0x310
[  244.993576]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  244.998329]  ? trace_hardirqs_off+0x310/0x310
[  245.002826]  ? retint_kernel+0x1b/0x2d
[  245.006756]  ? lock_acquire+0x1ed/0x520
[  245.010837]  ? bpf_test_run+0x3cb/0x780
[  245.014820]  ? lock_downgrade+0x900/0x900
[  245.018978]  ? lock_release+0x970/0x970
[  245.022952]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  245.028763]  ? preempt_schedule_common+0x1f/0xd0
[  245.033529]  ? preempt_schedule+0x4d/0x60
[  245.037705]  ? ___preempt_schedule+0x16/0x18
[  245.042129]  ? bpf_test_run+0x25d/0x780
[  245.046111]  ? netlink_diag_dump+0x2a0/0x2a0
[  245.050534]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.056098]  ? bpf_test_init.isra.9+0x70/0x100
[  245.060688]  ? bpf_prog_test_run_skb+0x634/0xb40
[  245.065445]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  245.070285]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  245.075819]  ? fput+0x130/0x1a0
[  245.079099]  ? __bpf_prog_get+0x9b/0x290
[  245.083159]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  245.087996]  ? bpf_prog_test_run+0x130/0x1a0
[  245.092427]  ? __x64_sys_bpf+0x3d8/0x510
[  245.096482]  ? bpf_prog_get+0x20/0x20
[  245.100300]  ? __x64_sys_futex+0x4bc/0x6a0
[  245.104557]  ? do_syscall_64+0x1b9/0x820
[  245.108616]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  245.113977]  ? syscall_return_slowpath+0x5e0/0x5e0
[  245.118907]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  245.123760]  ? trace_hardirqs_on_caller+0x310/0x310
[  245.128777]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  245.133822]  ? prepare_exit_to_usermode+0x291/0x3b0
[  245.138839]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  245.143686]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  245.149065] warn_alloc_show_mem: 1 callbacks suppressed
[  245.149077] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  245.149079] Mem-Info:
[  245.149108] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  245.149108]  active_file:17 inactive_file:13 isolated_file:0
[  245.149108]  unevictable:0 dirty:0 writeback:0 unstable:0
[  245.149108]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  245.149108]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  245.149108]  free:13756 free_pcp:276 free_cma:0
[  245.154456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  245.161469] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  245.163868] Call Trace:
[  245.196818] Node 0 
[  245.206156]  <IRQ>
[  245.233929] 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
[  245.236482]  dump_stack+0x1c4/0x2b4
[  245.238704] lowmem_reserve[]:
[  245.240868]  ? dump_stack_print_info.cold.2+0x52/0x52
[  245.266351]  0
[  245.269977]  warn_alloc.cold.119+0xb7/0x1bd
[  245.273049]  2819
[  245.278231]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  245.280007]  6323
[  245.284319]  ? lock_downgrade+0x900/0x900
[  245.286356]  6323
[  245.291192]  ? trace_hardirqs_off+0xb8/0x310
[  245.297367]  ? trace_hardirqs_off+0xb8/0x310
[  245.299406] Node 0 
[  245.303810]  __alloc_pages_slowpath+0x2667/0x2d80
[  245.308247] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  245.310471]  ? warn_alloc+0x120/0x120
[  245.315275] lowmem_reserve[]:
[  245.342523]  ? trace_hardirqs_on+0x310/0x310
[  245.346303]  0
[  245.349404]  ? warn_alloc+0x120/0x120
[  245.353788]  0
[  245.355586]  ? warn_alloc+0x120/0x120
[  245.359358]  3503
[  245.361171]  ? ktime_get+0x2e1/0x440
[  245.364944]  3503
[  245.367005]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.372770]  ? check_preemption_disabled+0x48/0x200
[  245.378292] Node 0 
[  245.383298]  ? kasan_check_read+0x11/0x20
[  245.383329] Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  245.383351] lowmem_reserve[]:
[  245.385598]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.389720]  0
[  245.418186]  ? should_fail+0x22d/0xd01
[  245.421262]  0
[  245.426790]  ? rcu_bh_qs+0xc0/0xc0
[  245.428565]  0
[  245.432443]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  245.434219]  0
[  245.437756]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.437772]  ? should_fail+0x22d/0xd01
[  245.444662]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  245.446438] Node 0 
[  245.451967]  ? should_fail+0x22d/0xd01
[  245.455828] DMA: 
[  245.460926]  ? rcu_idle_enter+0x4b0/0x4b0
[  245.463141] 1*4kB 
[  245.467017]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  245.469052] (U) 
[  245.473210]  ? mark_held_locks+0x130/0x130
[  245.475330] 0*8kB 
[  245.480436]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.482411] 0*16kB 
[  245.486643]  ? mark_held_locks+0x130/0x130
[  245.488769] 1*32kB 
[  245.494298]  ? rcu_irq_exit+0xce/0x100
[  245.496511] (U) 
[  245.500764]  ? irq_exit+0xbd/0x1c0
[  245.502974] 2*64kB 
[  245.506857]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  245.508806] (U) 
[  245.512341]  ? do_raw_spin_unlock+0xa7/0x2f0
[  245.514576] 1*128kB 
[  245.519581]  ? smp_call_function_single_interrupt+0x650/0x650
[  245.521530] (U) 
[  245.525936]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.528232] 1*256kB 
[  245.534112]  ? ret_from_intr+0xb/0x1e
[  245.536060] (U) 
[  245.541620]  ? retint_kernel+0x2d/0x2d
[  245.543921] 0*512kB 
[  245.547713]  ? trace_hardirqs_on_caller+0xc0/0x310
[  245.549693] 1*1024kB 
[  245.553577]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  245.555873] (U) 
[  245.560800]  ? trace_hardirqs_off+0x310/0x310
[  245.563214] 1*2048kB 
[  245.567964]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  245.569914] (M) 
[  245.574410]  __alloc_pages_nodemask+0xa80/0xde0
[  245.576795] 3*4096kB 
[  245.581891]  ? should_fail+0x22d/0xd01
[  245.583841] (M) 
[  245.588502]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  245.590896] = 15908kB
[  245.594783]  ? ____cache_alloc_node+0x1c7/0x1e0
[  245.596723] Node 0 
[  245.601749]  ? lock_downgrade+0x900/0x900
[  245.604137] DMA32: 
[  245.608799]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.611012] 2*4kB 
[  245.615166]  cache_grow_begin+0x91/0x8c0
[  245.617375] (M) 
[  245.622906]  ? do_raw_spin_unlock+0xa7/0x2f0
[  245.625030] 1*8kB 
[  245.629080]  fallback_alloc+0x203/0x2e0
[  245.631038] (M) 
[  245.635464]  ____cache_alloc_node+0x1c7/0x1e0
[  245.637587] 2*16kB 
[  245.641563]  kmem_cache_alloc_node+0xe3/0x730
[  245.643517] (M) 
[  245.648004]  ? ipv6_get_ifaddr+0x42e/0x620
[  245.650220] 3*32kB 
[  245.654721]  __alloc_skb+0x119/0x770
[  245.656674] (MH) 
[  245.660898]  ? skb_scrub_packet+0x490/0x490
[  245.663108] 5*64kB 
[  245.666824]  ? lock_downgrade+0x900/0x900
[  245.668862] (MH) 
[  245.673176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.675384] 3*128kB 
[  245.679524]  ? refcount_sub_and_test_checked+0x203/0x310
[  245.681559] (M) 
[  245.687086]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  245.689385] 5*256kB 
[  245.694827]  ? addrconf_rs_timer+0x690/0x690
[  245.696781] (UMH) 
[  245.702220]  ndisc_alloc_skb+0x144/0x340
[  245.704529] 5*512kB 
[  245.708936]  ndisc_send_rs+0x331/0x6e0
[  245.711062] (UMH) 
[  245.715110]  addrconf_rs_timer+0x314/0x690
[  245.717411] 4*1024kB 
[  245.721284]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.723410] (UMH) 
[  245.727640]  call_timer_fn+0x272/0x920
[  245.730027] 2*2048kB (M) 
[  245.734263]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.736388] 3*4096kB 
[  245.740273]  ? process_timeout+0x40/0x40
[  245.743004] (M) 
[  245.747234]  ? trace_hardirqs_off+0xb8/0x310
[  245.749617] = 25168kB
[  245.753668]  ? kasan_check_read+0x11/0x20
[  245.755620] Node 0 
[  245.760022]  ? do_raw_spin_unlock+0xa7/0x2f0
[  245.762409] Normal: 
[  245.766550]  ? trace_hardirqs_on+0x310/0x310
[  245.768768] 1081*4kB 
[  245.773171]  ? __run_timers+0x7da/0xc70
[  245.775483] (UMEH) 
[  245.779882]  ? lock_downgrade+0x900/0x900
[  245.782265] 387*8kB 
[  245.786231]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  245.788450] (ME) 
[  245.792587]  ? trace_hardirqs_on+0xbd/0x310
[  245.794885] 152*16kB 
[  245.799975]  ? kasan_check_read+0x11/0x20
[  245.802014] (UME) 
[  245.806331]  ? __run_timers+0x7da/0xc70
[  245.808725] 54*32kB 
[  245.812873]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  245.814996] (UME) 
[  245.818966]  ? kasan_check_write+0x14/0x20
[  245.821267] 21*64kB 
[  245.826706]  ? do_raw_spin_lock+0xc1/0x200
[  245.828828] (UM) 
[  245.833086]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.835393] 0*128kB 
[  245.839614]  __run_timers+0x7e5/0xc70
[  245.841656] 0*256kB 
[  245.845894]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  245.848190] 2*512kB 
[  245.851982]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  245.854280] (U) 
[  245.859635]  ? timerqueue_add+0x207/0x2b0
[  245.861934] 0*1024kB 
[  245.866944]  ? enqueue_hrtimer+0x1a5/0x560
[  245.868897] 0*2048kB 
[  245.873036]  ? lock_release+0x970/0x970
[  245.875421] 0*4096kB 
[  245.879693]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  245.882077] = 13948kB
[  245.886054]  ? check_preemption_disabled+0x48/0x200
[  245.888444] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  245.893615]  ? kasan_check_write+0x14/0x20
[  245.896019] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  245.901020]  ? pvclock_read_flags+0x160/0x160
[  245.909830] 4244 total pagecache pages
[  245.914054]  ? lock_downgrade+0x900/0x900
[  245.922603] 0 pages in swap cache
[  245.927108]  ? trace_hardirqs_on+0xbd/0x310
[  245.930972] Swap cache stats: add 0, delete 0, find 0/0
[  245.935123]  ? kvm_sched_clock_read+0x9/0x20
[  245.938551] Free swap  = 0kB
[  245.942871]  ? irq_exit+0x17f/0x1c0
[  245.948204] Total swap = 0kB
[  245.952713]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.955726] 1965979 pages RAM
[  245.959351]  ? check_preemption_disabled+0x48/0x200
[  245.962344] 0 pages HighMem/MovableOnly
[  245.967878]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.970963] 342307 pages reserved
[  245.975975]  run_timer_softirq+0x52/0xb0
[  245.979925] 0 pages cma reserved
[  245.985455]  ? __this_cpu_preempt_check+0x1c/0x1f
[  245.988940] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  245.992940]  __do_softirq+0x30b/0xad8
[  245.996345] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  246.001131]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  246.007620] syz-executor2 cpuset=
[  246.011420]  ? pvclock_read_flags+0x160/0x160
[  246.021881] syz2
[  246.026972]  ? lapic_next_event+0x5a/0x90
[  246.030399]  mems_allowed=0
[  246.034916]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.049544]  ? clockevents_program_event+0x140/0x370
[  246.054643]  ? kvm_clock_read+0x18/0x30
[  246.058611]  ? kvm_sched_clock_read+0x9/0x20
[  246.063027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.068553]  ? check_preemption_disabled+0x48/0x200
[  246.073580]  irq_exit+0x17f/0x1c0
[  246.077041]  smp_apic_timer_interrupt+0x1cb/0x760
[  246.081908]  ? smp_reschedule_interrupt+0x109/0x650
[  246.086966]  ? smp_call_function_single_interrupt+0x650/0x650
[  246.092904]  ? interrupt_entry+0xb5/0xf0
[  246.096983]  ? trace_hardirqs_off_caller+0xbb/0x310
[  246.102028]  ? trace_hardirqs_off_caller+0xbb/0x310
[  246.107039]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  246.111877]  ? trace_hardirqs_on_caller+0x310/0x310
[  246.116897]  ? trace_hardirqs_on_caller+0x310/0x310
[  246.121927]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.127461]  ? check_preemption_disabled+0x48/0x200
[  246.132472]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.138011]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  246.142864]  apic_timer_interrupt+0xf/0x20
[  246.147100]  </IRQ>
[  246.149363] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  246.154550] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  246.173446] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  246.181154] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  246.188419] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  246.195680] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  246.202955] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  246.210217] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  246.217498]  ? trace_hardirqs_on+0x9a/0x310
[  246.221849]  ? trace_hardirqs_on+0xb4/0x310
[  246.226176]  retint_kernel+0x1b/0x2d
[  246.229887] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  246.235163] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  246.254071] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  246.261793] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  246.269058] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  246.276332] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  246.283692] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  246.290967] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  246.298270]  ? trace_hardirqs_on+0x9a/0x310
[  246.302592]  ? arch_local_irq_restore+0x45/0x52
[  246.307281]  dump_stack+0x26a/0x2b4
[  246.310909]  ? dump_stack_print_info.cold.2+0x52/0x52
[  246.316100]  ? mark_held_locks+0x130/0x130
[  246.320330]  ? mark_held_locks+0x130/0x130
[  246.324578]  dump_header+0x27b/0xf72
[  246.328289]  ? rcu_read_unlock+0x16/0x60
[  246.332353]  ? pagefault_out_of_memory+0x197/0x197
[  246.337283]  ? mark_held_locks+0x130/0x130
[  246.341512]  ? percpu_ref_put_many+0x13e/0x260
[  246.346114]  ? mem_cgroup_charge_statistics+0x780/0x780
[  246.351479]  ? mem_cgroup_iter+0x1f7/0x1160
[  246.355804]  ? mark_held_locks+0x130/0x130
[  246.360046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.365579]  ? task_will_free_mem+0x239/0xb30
[  246.370090]  ? ___ratelimit+0x36f/0x655
[  246.374062]  ? lock_downgrade+0x900/0x900
[  246.378215]  ? trace_hardirqs_on+0xbd/0x310
[  246.382538]  ? kasan_check_read+0x11/0x20
[  246.386681]  ? ___ratelimit+0x36f/0x655
[  246.390657]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  246.396124]  ? trace_hardirqs_on+0x310/0x310
[  246.400534]  ? lock_downgrade+0x900/0x900
[  246.404682]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  246.409803]  ? ___ratelimit+0xaa/0x655
[  246.413687]  ? idr_get_free+0xec0/0xec0
[  246.417657]  ? kasan_check_write+0x14/0x20
[  246.421904]  ? do_raw_spin_lock+0xc1/0x200
[  246.426145]  oom_kill_process.cold.27+0x10/0x903
[  246.430900]  ? lock_downgrade+0x900/0x900
[  246.435080]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  246.440878]  ? oom_evaluate_task+0x540/0x540
[  246.445310]  ? shrink_node+0x16b0/0x16b0
[  246.449374]  ? oom_unkillable_task+0x383/0x580
[  246.453953]  ? out_of_memory+0x974/0x1430
[  246.458103]  ? lock_downgrade+0x900/0x900
[  246.462258]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  246.468063]  ? __cpuset_node_allowed+0x19b/0x660
[  246.472826]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.478357]  ? oom_evaluate_task+0x302/0x540
[  246.482773]  out_of_memory+0xa84/0x1430
[  246.486758]  ? oom_killer_disable+0x3a0/0x3a0
[  246.491261]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  246.496202]  ? __mutex_add_waiter+0x2a0/0x2a0
[  246.500717]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  246.505744]  ? find_next_bit+0x104/0x130
[  246.509809]  __alloc_pages_slowpath+0x2318/0x2d80
[  246.514666]  ? warn_alloc+0x120/0x120
[  246.518478]  ? __radix_tree_lookup+0x4c0/0x4c0
[  246.523068]  ? find_get_entry+0x2f2/0xc40
[  246.527222]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  246.532166]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.537717]  ? should_fail+0x22d/0xd01
[  246.541615]  ? ___might_sleep+0x1ed/0x300
[  246.545766]  ? lock_release+0x970/0x970
[  246.549748]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  246.554878]  ? debug_smp_processor_id+0x1c/0x20
[  246.559551]  ? __might_sleep+0x95/0x190
[  246.563543]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  246.568387]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  246.573409]  ? lock_downgrade+0x900/0x900
[  246.577560]  ? ___might_sleep+0x1ed/0x300
[  246.581707]  ? lock_release+0x970/0x970
[  246.585690]  ? arch_local_save_flags+0x40/0x40
[  246.590320]  ? finish_task_switch+0x1f5/0x900
[  246.594817]  ? __might_sleep+0x95/0x190
[  246.598810]  __alloc_pages_nodemask+0xa80/0xde0
[  246.603486]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  246.608506]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  246.614299]  ? kasan_check_write+0x14/0x20
[  246.618530]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  246.623204]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.628746]  ? __do_page_cache_readahead+0x7ce/0x980
[  246.633859]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  246.639400]  alloc_pages_current+0x10c/0x210
[  246.643813]  ? lock_downgrade+0x900/0x900
[  246.647962]  __page_cache_alloc+0x38f/0x5b0
[  246.652283]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  246.658081]  ? ext4_filemap_fault+0x82/0xad
[  246.662404]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  246.667074]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.672608]  ? check_preemption_disabled+0x48/0x200
[  246.677629]  filemap_fault+0x1594/0x25f0
[  246.681704]  ? __lock_page_or_retry+0xa00/0xa00
[  246.686377]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  246.692195]  ? unwind_dump+0x190/0x190
[  246.696130]  ? is_bpf_text_address+0xd3/0x170
[  246.700629]  ? filemap_map_pages+0xdea/0x1980
[  246.705147]  ? find_get_pages_range_tag+0x1320/0x1320
[  246.710371]  ? save_stack+0xa9/0xd0
[  246.713995]  ? save_stack+0x43/0xd0
[  246.717617]  ? __kasan_slab_free+0x102/0x150
[  246.722022]  ? __sigqueue_free.part.27+0x7d/0xa0
[  246.726785]  ? __dequeue_signal+0x530/0x7d0
[  246.731107]  ? dequeue_signal+0x26c/0x630
[  246.735260]  ? get_signal+0x3ec/0x1980
[  246.739161]  ? do_signal+0x9c/0x21e0
[  246.742875]  ? exit_to_usermode_loop+0x2e5/0x380
[  246.747631]  ? mark_held_locks+0x130/0x130
[  246.751862]  ? trace_hardirqs_on+0x310/0x310
[  246.756276]  ? lock_acquire+0x1ed/0x520
[  246.760254]  ? ext4_filemap_fault+0x7a/0xad
[  246.764609]  ? lock_release+0x970/0x970
[  246.768583]  ? arch_local_save_flags+0x40/0x40
[  246.773167]  ? mark_held_locks+0x130/0x130
[  246.777403]  ? trace_hardirqs_off+0xb8/0x310
[  246.781815]  ? down_read+0xb0/0x1d0
[  246.785442]  ? ext4_filemap_fault+0x7a/0xad
[  246.789768]  ? __down_interruptible+0x700/0x700
[  246.794435]  ? kmem_cache_free+0x21a/0x290
[  246.798668]  ? __sigqueue_free.part.27+0x7d/0xa0
[  246.803422]  ? __dequeue_signal+0xf9/0x7d0
[  246.807696]  ext4_filemap_fault+0x82/0xad
[  246.811845]  __do_fault+0x100/0x6b0
[  246.815472]  ? print_bad_pte+0x6c0/0x6c0
[  246.819541]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.825097]  ? pmd_val+0x88/0x100
[  246.828567]  ? add_mm_counter_fast+0xd0/0xd0
[  246.832972]  ? pmd_val+0x88/0x100
[  246.836420]  ? add_mm_counter_fast+0xd0/0xd0
[  246.840825]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.846408]  __handle_mm_fault+0x3709/0x53e0
[  246.850822]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  246.855662]  ? kasan_check_write+0x14/0x20
[  246.859896]  ? do_raw_spin_lock+0xc1/0x200
[  246.864144]  ? _raw_spin_unlock_irq+0x60/0x80
[  246.868637]  ? __set_current_blocked+0xe4/0x120
[  246.873341]  ? lock_acquire+0x1ed/0x520
[  246.877314]  ? handle_mm_fault+0x42a/0xc70
[  246.881544]  ? lock_downgrade+0x900/0x900
[  246.885695]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  246.891495]  ? __do_page_fault+0x67d/0xed0
[  246.895727]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  246.901189]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.906724]  ? check_preemption_disabled+0x48/0x200
[  246.911764]  handle_mm_fault+0x54f/0xc70
[  246.915830]  ? __handle_mm_fault+0x53e0/0x53e0
[  246.920413]  ? find_vma+0x34/0x190
[  246.923954]  __do_page_fault+0x67d/0xed0
[  246.928017]  ? mm_fault_error+0x380/0x380
[  246.932167]  ? syscall_slow_exit_work+0x520/0x520
[  246.937011]  do_page_fault+0xf2/0x7e0
[  246.940811]  ? vmalloc_sync_all+0x30/0x30
[  246.944964]  ? error_entry+0x70/0xd0
[  246.948881]  ? trace_hardirqs_off_caller+0xbb/0x310
[  246.953904]  ? trace_hardirqs_on_caller+0xc0/0x310
[  246.958847]  ? syscall_return_slowpath+0x5e0/0x5e0
[  246.963786]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  246.968642]  ? trace_hardirqs_on_caller+0x310/0x310
[  246.973666]  ? trace_hardirqs_off+0x310/0x310
[  246.978193]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  246.983288]  ? prepare_exit_to_usermode+0x291/0x3b0
[  246.988309]  ? page_fault+0x8/0x30
[  246.991871]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  246.997153]  ? page_fault+0x8/0x30
[  247.000694]  page_fault+0x1e/0x30
[  247.004149] RIP: 0033:0x45db60
[  247.007347] Code: Bad RIP value.
[  247.010707] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  247.016072] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  247.023344] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  247.030611] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  247.037881] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  247.045145] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  247.052433] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  247.052481] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  247.059714] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  247.059718] Call Trace:
[  247.059724]  <IRQ>
[  247.059755]  dump_stack+0x1c4/0x2b4
[  247.059772]  ? dump_stack_print_info.cold.2+0x52/0x52
[  247.066298] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  247.075616]  warn_alloc.cold.119+0xb7/0x1bd
[  247.078684] syz-fuzzer cpuset=
[  247.080829]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  247.084427] /
[  247.089608]  ? lock_downgrade+0x900/0x900
[  247.099808]  mems_allowed=0
[  247.104119]  ? trace_hardirqs_off+0xb8/0x310
[  247.125317]  ? trace_hardirqs_off+0xb8/0x310
[  247.129720]  __alloc_pages_slowpath+0x2667/0x2d80
[  247.134585]  ? warn_alloc+0x120/0x120
[  247.138384]  ? warn_alloc+0x120/0x120
[  247.142185]  ? warn_alloc+0x120/0x120
[  247.145998]  ? mark_held_locks+0x130/0x130
[  247.150234]  ? trace_hardirqs_on+0x310/0x310
[  247.154635]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.160169]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.165731]  ? should_fail+0x22d/0xd01
[  247.169629]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  247.174728]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.180269]  ? should_fail+0x22d/0xd01
[  247.184154]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  247.189256]  ? should_fail+0x22d/0xd01
[  247.193138]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  247.198240]  ? mark_held_locks+0x130/0x130
[  247.202473]  ? mark_held_locks+0x130/0x130
[  247.206726]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.212275]  ? trace_hardirqs_off+0xb8/0x310
[  247.216676]  ? kasan_check_read+0x11/0x20
[  247.220834]  ? do_raw_spin_unlock+0xa7/0x2f0
[  247.225239]  ? trace_hardirqs_on+0x310/0x310
[  247.229640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.235172]  ? wq_watchdog_touch+0x9c/0xfe
[  247.239404]  ? io_serial_in+0x11/0x90
[  247.243211]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.248757]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  247.253864]  __alloc_pages_nodemask+0xa80/0xde0
[  247.258528]  ? should_fail+0x22d/0xd01
[  247.262422]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  247.267461]  ? ____cache_alloc_node+0x1c7/0x1e0
[  247.272126]  ? lock_downgrade+0x900/0x900
[  247.276289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.281850]  cache_grow_begin+0x91/0x8c0
[  247.285911]  ? do_raw_spin_unlock+0xa7/0x2f0
[  247.290320]  fallback_alloc+0x203/0x2e0
[  247.294340]  ____cache_alloc_node+0x1c7/0x1e0
[  247.298839]  kmem_cache_alloc_node+0xe3/0x730
[  247.303345]  ? ipv6_get_ifaddr+0x42e/0x620
[  247.307612]  __alloc_skb+0x119/0x770
[  247.311359]  ? skb_scrub_packet+0x490/0x490
[  247.315721]  ? lock_downgrade+0x900/0x900
[  247.319881]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.325422]  ? refcount_sub_and_test_checked+0x203/0x310
[  247.330880]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  247.336332]  ? addrconf_rs_timer+0x690/0x690
[  247.340762]  ndisc_alloc_skb+0x144/0x340
[  247.344826]  ndisc_send_rs+0x331/0x6e0
[  247.348723]  addrconf_rs_timer+0x314/0x690
[  247.352969]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.357212]  call_timer_fn+0x272/0x920
[  247.361095]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.365329]  ? process_timeout+0x40/0x40
[  247.369389]  ? trace_hardirqs_off+0xb8/0x310
[  247.373796]  ? kasan_check_read+0x11/0x20
[  247.377944]  ? do_raw_spin_unlock+0xa7/0x2f0
[  247.382350]  ? trace_hardirqs_on+0x310/0x310
[  247.386770]  ? __run_timers+0x7da/0xc70
[  247.390764]  ? lock_downgrade+0x900/0x900
[  247.394916]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  247.400019]  ? trace_hardirqs_on+0xbd/0x310
[  247.404335]  ? kasan_check_read+0x11/0x20
[  247.408484]  ? __run_timers+0x7da/0xc70
[  247.412456]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  247.417921]  ? kasan_check_write+0x14/0x20
[  247.422257]  ? do_raw_spin_lock+0xc1/0x200
[  247.426518]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.430789]  __run_timers+0x7e5/0xc70
[  247.434606]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  247.439972]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  247.444986]  ? timerqueue_add+0x207/0x2b0
[  247.449148]  ? enqueue_hrtimer+0x1a5/0x560
[  247.453377]  ? lock_release+0x970/0x970
[  247.457348]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  247.462536]  ? kasan_check_write+0x14/0x20
[  247.466789]  ? pvclock_read_flags+0x160/0x160
[  247.471288]  ? lock_downgrade+0x900/0x900
[  247.475440]  ? trace_hardirqs_on+0xbd/0x310
[  247.479766]  ? kvm_sched_clock_read+0x9/0x20
[  247.484167]  ? irq_exit+0x17f/0x1c0
[  247.487848]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.493381]  ? check_preemption_disabled+0x48/0x200
[  247.498406]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.503957]  run_timer_softirq+0x52/0xb0
[  247.508013]  ? __this_cpu_preempt_check+0x1c/0x1f
[  247.512871]  __do_softirq+0x30b/0xad8
[  247.516671]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  247.521787]  ? pvclock_read_flags+0x160/0x160
[  247.526291]  ? lapic_next_event+0x5a/0x90
[  247.530449]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.535987]  ? clockevents_program_event+0x140/0x370
[  247.541108]  ? kvm_clock_read+0x18/0x30
[  247.545085]  ? kvm_sched_clock_read+0x9/0x20
[  247.549497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.555030]  ? check_preemption_disabled+0x48/0x200
[  247.560063]  irq_exit+0x17f/0x1c0
[  247.563525]  smp_apic_timer_interrupt+0x1cb/0x760
[  247.568371]  ? smp_reschedule_interrupt+0x109/0x650
[  247.573384]  ? smp_call_function_single_interrupt+0x650/0x650
[  247.579264]  ? interrupt_entry+0xb5/0xf0
[  247.583323]  ? trace_hardirqs_off_caller+0xbb/0x310
[  247.588337]  ? trace_hardirqs_off_caller+0xbb/0x310
[  247.593352]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.598214]  ? trace_hardirqs_on_caller+0x310/0x310
[  247.603241]  ? trace_hardirqs_on_caller+0x310/0x310
[  247.608251]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.613835]  ? check_preemption_disabled+0x48/0x200
[  247.618848]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.623695]  apic_timer_interrupt+0xf/0x20
[  247.627918]  </IRQ>
[  247.630161] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  247.636047] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  247.654946] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  247.662657] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  247.669927] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  247.677236] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  247.684620] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  247.691899] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  247.699179]  ? trace_hardirqs_on+0xb4/0x310
[  247.703506]  ? save_stack+0xa9/0xd0
[  247.707142]  __kmalloc_node_track_caller+0x33/0x70
[  247.712078]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  247.716835]  pskb_expand_head+0x230/0x10f0
[  247.721066]  ? lock_downgrade+0x900/0x900
[  247.725212]  ? check_preemption_disabled+0x48/0x200
[  247.730242]  ? memcpy+0x45/0x50
[  247.733519]  ? __copy_skb_header+0x350/0x6b0
[  247.737925]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  247.742427]  ? skb_checksum+0x140/0x140
[  247.746407]  ? trace_hardirqs_on+0xbd/0x310
[  247.750732]  ? skb_clone+0x1bb/0x500
[  247.754462]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  247.759914]  ? kasan_unpoison_shadow+0x35/0x50
[  247.764523]  ? kasan_check_write+0x14/0x20
[  247.768764]  ? __skb_clone+0x6c7/0xa00
[  247.772674]  ? __copy_skb_header+0x6b0/0x6b0
[  247.777102]  ? kmem_cache_alloc+0x306/0x730
[  247.781435]  skb_ensure_writable+0x3dd/0x640
[  247.785844]  ? skb_cow_data+0xf10/0xf10
[  247.789817]  ? check_preemption_disabled+0x48/0x200
[  247.794845]  ? __this_cpu_preempt_check+0x1c/0x1f
[  247.799710]  ? __bpf_redirect+0x54b/0xb20
[  247.803870]  ? __switch_to_asm+0x34/0x70
[  247.807933]  bpf_clone_redirect+0x14a/0x490
[  247.812260]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  247.817304]  ? __sched_text_start+0x8/0x8
[  247.821453]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  247.826221]  ? retint_kernel+0x2d/0x2d
[  247.830135]  ? trace_hardirqs_on_caller+0xc0/0x310
[  247.835054]  ? retint_kernel+0x2d/0x2d
[  247.838949]  ? trace_hardirqs_on_caller+0xc0/0x310
[  247.843879]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  247.848662]  ? trace_hardirqs_off+0x310/0x310
[  247.853186]  ? retint_kernel+0x1b/0x2d
[  247.857094]  ? lock_acquire+0x1ed/0x520
[  247.861097]  ? bpf_test_run+0x3cb/0x780
[  247.865064]  ? lock_downgrade+0x900/0x900
[  247.869207]  ? lock_release+0x970/0x970
[  247.873180]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  247.878993]  ? preempt_schedule_common+0x1f/0xd0
[  247.883756]  ? preempt_schedule+0x4d/0x60
[  247.887901]  ? ___preempt_schedule+0x16/0x18
[  247.892310]  ? bpf_test_run+0x25d/0x780
[  247.896300]  ? netlink_diag_dump+0x2a0/0x2a0
[  247.900708]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.906250]  ? bpf_test_init.isra.9+0x70/0x100
[  247.910841]  ? bpf_prog_test_run_skb+0x634/0xb40
[  247.915618]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  247.920459]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  247.925997]  ? fput+0x130/0x1a0
[  247.929274]  ? __bpf_prog_get+0x9b/0x290
[  247.933334]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  247.938177]  ? bpf_prog_test_run+0x130/0x1a0
[  247.942583]  ? __x64_sys_bpf+0x3d8/0x510
[  247.946657]  ? bpf_prog_get+0x20/0x20
[  247.950475]  ? __x64_sys_futex+0x4bc/0x6a0
[  247.954753]  ? do_syscall_64+0x1b9/0x820
[  247.958811]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  247.964179]  ? syscall_return_slowpath+0x5e0/0x5e0
[  247.969105]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.973947]  ? trace_hardirqs_on_caller+0x310/0x310
[  247.978961]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  247.983977]  ? prepare_exit_to_usermode+0x291/0x3b0
[  247.988996]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.993849]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  247.999214] warn_alloc_show_mem: 1 callbacks suppressed
[  247.999227] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  247.999228] Mem-Info:
[  247.999257] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  247.999257]  active_file:17 inactive_file:13 isolated_file:0
[  247.999257]  unevictable:0 dirty:0 writeback:0 unstable:0
[  247.999257]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  247.999257]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  247.999257]  free:13756 free_pcp:276 free_cma:0
[  248.004605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  248.011632] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  248.014035] Call Trace:
[  248.046991] Node 0 
[  248.056360]  <IRQ>
[  248.084130] 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
[  248.086703]  dump_stack+0x1c4/0x2b4
[  248.088914] lowmem_reserve[]:
[  248.091084]  ? dump_stack_print_info.cold.2+0x52/0x52
[  248.116577]  0
[  248.120198]  warn_alloc.cold.119+0xb7/0x1bd
[  248.123276]  2819
[  248.128467]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  248.130265]  6323 6323
[  248.134588]  ? lock_downgrade+0x900/0x900
[  248.141455]  ? trace_hardirqs_off+0xb8/0x310
[  248.143924] Node 0 
[  248.148072]  ? trace_hardirqs_off+0xb8/0x310
[  248.152472] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  248.154679]  __alloc_pages_slowpath+0x2667/0x2d80
[  248.159062] lowmem_reserve[]:
[  248.186302]  ? warn_alloc+0x120/0x120
[  248.191106]  0
[  248.194217]  ? warn_alloc+0x120/0x120
[  248.197993]  0
[  248.199790]  ? warn_alloc+0x120/0x120
[  248.203566]  3503
[  248.205364]  ? mark_held_locks+0x130/0x130
[  248.209137]  3503
[  248.211193]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.217452]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.222962] Node 0 
[  248.228493]  ? should_fail+0x22d/0xd01
[  248.228526] Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  248.230726]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  248.234642] lowmem_reserve[]:
[  248.263110]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.268192]  0
[  248.271311]  ? should_fail+0x22d/0xd01
[  248.276818]  0
[  248.278616]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  248.282479]  0
[  248.284281]  ? should_fail+0x22d/0xd01
[  248.289358]  0
[  248.291155]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  248.296811]  ? mark_held_locks+0x130/0x130
[  248.301892] Node 0 DMA: 
[  248.306117]  ? mark_held_locks+0x130/0x130
[  248.306135]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.308781] 1*4kB 
[  248.313005]  ? trace_hardirqs_off+0xb8/0x310
[  248.318517] (U) 
[  248.320659]  ? kasan_check_read+0x11/0x20
[  248.325043] 0*8kB 
[  248.327020]  ? do_raw_spin_unlock+0xa7/0x2f0
[  248.331158] 0*16kB 
[  248.333300]  ? trace_hardirqs_on+0x310/0x310
[  248.337681] 1*32kB (U) 
[  248.339921]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.344301] 2*64kB 
[  248.346878]  ? wq_watchdog_touch+0x9c/0xfe
[  248.352389] (U) 
[  248.354624]  ? io_serial_in+0x11/0x90
[  248.358835] 1*128kB 
[  248.360810]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.364586] (U) 
[  248.366905]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  248.372417] 1*256kB 
[  248.374392]  __alloc_pages_nodemask+0xa80/0xde0
[  248.379464] (U) 
[  248.381785]  ? should_fail+0x22d/0xd01
[  248.386447] 0*512kB 
[  248.388417]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  248.392280] 1*1024kB 
[  248.394605]  ? ____cache_alloc_node+0x1c7/0x1e0
[  248.399608] (U) 
[  248.402013]  ? lock_downgrade+0x900/0x900
[  248.406654] 1*2048kB 
[  248.408624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.412753] (M) 
[  248.415161]  cache_grow_begin+0x91/0x8c0
[  248.420702] 3*4096kB 
[  248.422698]  ? do_raw_spin_unlock+0xa7/0x2f0
[  248.426751] (M) 
[  248.429155]  fallback_alloc+0x203/0x2e0
[  248.433539] = 15908kB
[  248.435511]  ____cache_alloc_node+0x1c7/0x1e0
[  248.439458] Node 0 
[  248.441864]  kmem_cache_alloc_node+0xe3/0x730
[  248.446341] DMA32: 
[  248.448569]  ? ipv6_get_ifaddr+0x42e/0x620
[  248.453047] 2*4kB 
[  248.455278]  __alloc_skb+0x119/0x770
[  248.459497] (M) 
[  248.461642]  ? skb_scrub_packet+0x490/0x490
[  248.465327] 1*8kB 
[  248.467294]  ? lock_downgrade+0x900/0x900
[  248.471589] (M) 
[  248.473730]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.477865] 2*16kB 
[  248.479838]  ? refcount_sub_and_test_checked+0x203/0x310
[  248.485340] (M) 
[  248.487570]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  248.493023] 3*32kB 
[  248.494990]  ? addrconf_rs_timer+0x690/0x690
[  248.500424] (MH) 
[  248.502656]  ndisc_alloc_skb+0x144/0x340
[  248.507052] 5*64kB 
[  248.509119]  ndisc_send_rs+0x331/0x6e0
[  248.513154] (MH) 
[  248.515398]  addrconf_rs_timer+0x314/0x690
[  248.519254] 3*128kB (M) 
[  248.521316]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.525528] 5*256kB 
[  248.528193]  call_timer_fn+0x272/0x920
[  248.532396] (UMH) 
[  248.534709]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.538570] 5*512kB 
[  248.540708]  ? process_timeout+0x40/0x40
[  248.544927] (UMH) 
[  248.547259]  ? trace_hardirqs_off+0xb8/0x310
[  248.551286] 4*1024kB 
[  248.553425]  ? kasan_check_read+0x11/0x20
[  248.557821] (UMH) 
[  248.560226]  ? do_raw_spin_unlock+0xa7/0x2f0
[  248.564354] 2*2048kB 
[  248.566512]  ? trace_hardirqs_on+0x310/0x310
[  248.570909] (M) 
[  248.573315]  ? __run_timers+0x7da/0xc70
[  248.577700] 3*4096kB 
[  248.579671]  ? lock_downgrade+0x900/0x900
[  248.583617] (M) 
[  248.586027]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  248.590146] = 25168kB
[  248.592117]  ? trace_hardirqs_on+0xbd/0x310
[  248.597194] Node 0 
[  248.599597]  ? kasan_check_read+0x11/0x20
[  248.603896] Normal: 
[  248.606130]  ? __run_timers+0x7da/0xc70
[  248.610279] 1081*4kB 
[  248.612594]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  248.616541] (UMEH) 
[  248.618942]  ? kasan_check_write+0x14/0x20
[  248.624377] 387*8kB 
[  248.626629]  ? do_raw_spin_lock+0xc1/0x200
[  248.630840] (ME) 
[  248.633155]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.637365] 152*16kB 
[  248.639447]  __run_timers+0x7e5/0xc70
[  248.643655] (UME) 
[  248.646118]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  248.649902] 54*32kB 
[  248.652059]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  248.657397] (UME) 
[  248.659711]  ? timerqueue_add+0x207/0x2b0
[  248.664701] 21*64kB 
[  248.666841]  ? enqueue_hrtimer+0x1a5/0x560
[  248.670963] (UM) 
[  248.673280]  ? lock_release+0x970/0x970
[  248.677491] 0*128kB 
[  248.679561]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  248.683526] 0*256kB 
[  248.685843]  ? check_preemption_disabled+0x48/0x200
[  248.691016] 2*512kB 
[  248.693334]  ? kasan_check_write+0x14/0x20
[  248.698324] (U) 
[  248.700642]  ? pvclock_read_flags+0x160/0x160
[  248.704853] 0*1024kB 
[  248.706821]  ? lock_downgrade+0x900/0x900
[  248.711291] 0*2048kB 
[  248.713694]  ? trace_hardirqs_on+0xbd/0x310
[  248.717827] 0*4096kB 
[  248.720244]  ? kvm_sched_clock_read+0x9/0x20
[  248.724538] = 13948kB
[  248.726954]  ? irq_exit+0x17f/0x1c0
[  248.731341] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  248.733754]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.737377] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  248.746196]  ? check_preemption_disabled+0x48/0x200
[  248.751711] 4244 total pagecache pages
[  248.760285]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.765273] 0 pages in swap cache
[  248.769153]  run_timer_softirq+0x52/0xb0
[  248.774665] Swap cache stats: add 0, delete 0, find 0/0
[  248.778120]  ? __this_cpu_preempt_check+0x1c/0x1f
[  248.782158] Free swap  = 0kB
[  248.787514]  __do_softirq+0x30b/0xad8
[  248.792339] Total swap = 0kB
[  248.795350]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  248.799129] 1965979 pages RAM
[  248.802141]  ? pvclock_read_flags+0x160/0x160
[  248.807224] 0 pages HighMem/MovableOnly
[  248.810333]  ? lapic_next_event+0x5a/0x90
[  248.814804] 342307 pages reserved
[  248.818772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.822898] 0 pages cma reserved
[  248.826343]  ? clockevents_program_event+0x140/0x370
[  248.831919] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  248.835214]  ? kvm_clock_read+0x18/0x30
[  248.840400] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  248.846782]  ? kvm_sched_clock_read+0x9/0x20
[  248.850745] syz-executor2 cpuset=
[  248.861223]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.865602] syz2
[  248.869049]  ? check_preemption_disabled+0x48/0x200
[  248.874562]  mems_allowed=0
[  248.876529]  irq_exit+0x17f/0x1c0
[  248.887874]  smp_apic_timer_interrupt+0x1cb/0x760
[  248.892716]  ? smp_reschedule_interrupt+0x109/0x650
[  248.897746]  ? smp_call_function_single_interrupt+0x650/0x650
[  248.903652]  ? interrupt_entry+0xb5/0xf0
[  248.907714]  ? trace_hardirqs_off_caller+0xbb/0x310
[  248.912751]  ? trace_hardirqs_off_caller+0xbb/0x310
[  248.917787]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  248.922631]  ? trace_hardirqs_on_caller+0x310/0x310
[  248.927649]  ? trace_hardirqs_on_caller+0x310/0x310
[  248.932672]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.938210]  ? check_preemption_disabled+0x48/0x200
[  248.943222]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.948896]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  248.953747]  apic_timer_interrupt+0xf/0x20
[  248.957982]  </IRQ>
[  248.960226] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  248.965412] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  248.984301] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  248.992005] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  248.999267] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  249.006531] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  249.013891] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  249.021155] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  249.028426]  ? trace_hardirqs_on+0x9a/0x310
[  249.032815]  ? trace_hardirqs_on+0xb4/0x310
[  249.037138]  retint_kernel+0x1b/0x2d
[  249.040853] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  249.046135] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  249.065041] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  249.072752] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  249.080519] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  249.087780] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  249.095049] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  249.102312] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  249.109584]  ? trace_hardirqs_on+0x9a/0x310
[  249.113903]  ? arch_local_irq_restore+0x45/0x52
[  249.118585]  dump_stack+0x26a/0x2b4
[  249.122208]  ? dump_stack_print_info.cold.2+0x52/0x52
[  249.127392]  ? mark_held_locks+0x130/0x130
[  249.131620]  ? mark_held_locks+0x130/0x130
[  249.135867]  dump_header+0x27b/0xf72
[  249.139624]  ? rcu_read_unlock+0x16/0x60
[  249.143686]  ? pagefault_out_of_memory+0x197/0x197
[  249.148611]  ? mark_held_locks+0x130/0x130
[  249.152841]  ? percpu_ref_put_many+0x13e/0x260
[  249.157418]  ? mem_cgroup_charge_statistics+0x780/0x780
[  249.162817]  ? mem_cgroup_iter+0x1f7/0x1160
[  249.167166]  ? mark_held_locks+0x130/0x130
[  249.171413]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.176943]  ? task_will_free_mem+0x239/0xb30
[  249.181445]  ? ___ratelimit+0x36f/0x655
[  249.185414]  ? lock_downgrade+0x900/0x900
[  249.189560]  ? trace_hardirqs_on+0xbd/0x310
[  249.193876]  ? kasan_check_read+0x11/0x20
[  249.198029]  ? ___ratelimit+0x36f/0x655
[  249.201995]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  249.207440]  ? trace_hardirqs_on+0x310/0x310
[  249.211844]  ? lock_downgrade+0x900/0x900
[  249.215995]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  249.221090]  ? ___ratelimit+0xaa/0x655
[  249.224971]  ? idr_get_free+0xec0/0xec0
[  249.228938]  ? kasan_check_write+0x14/0x20
[  249.233169]  ? do_raw_spin_lock+0xc1/0x200
[  249.237402]  oom_kill_process.cold.27+0x10/0x903
[  249.242178]  ? lock_downgrade+0x900/0x900
[  249.246323]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  249.252116]  ? oom_evaluate_task+0x540/0x540
[  249.256528]  ? shrink_node+0x16b0/0x16b0
[  249.260598]  ? oom_unkillable_task+0x383/0x580
[  249.265201]  ? out_of_memory+0x974/0x1430
[  249.269346]  ? lock_downgrade+0x900/0x900
[  249.273497]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  249.279307]  ? __cpuset_node_allowed+0x19b/0x660
[  249.284057]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.289600]  ? oom_evaluate_task+0x302/0x540
[  249.294007]  out_of_memory+0xa84/0x1430
[  249.298043]  ? oom_killer_disable+0x3a0/0x3a0
[  249.302538]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  249.307527]  ? __mutex_add_waiter+0x2a0/0x2a0
[  249.312040]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  249.317070]  ? find_next_bit+0x104/0x130
[  249.321162]  __alloc_pages_slowpath+0x2318/0x2d80
[  249.326032]  ? warn_alloc+0x120/0x120
[  249.329834]  ? __radix_tree_lookup+0x4c0/0x4c0
[  249.334422]  ? find_get_entry+0x2f2/0xc40
[  249.338586]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  249.343511]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.349052]  ? should_fail+0x22d/0xd01
[  249.352935]  ? ___might_sleep+0x1ed/0x300
[  249.357077]  ? lock_release+0x970/0x970
[  249.361068]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  249.366212]  ? debug_smp_processor_id+0x1c/0x20
[  249.370901]  ? __might_sleep+0x95/0x190
[  249.374878]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  249.379726]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  249.384756]  ? lock_downgrade+0x900/0x900
[  249.388908]  ? ___might_sleep+0x1ed/0x300
[  249.393056]  ? lock_release+0x970/0x970
[  249.397027]  ? arch_local_save_flags+0x40/0x40
[  249.401607]  ? finish_task_switch+0x1f5/0x900
[  249.406100]  ? __might_sleep+0x95/0x190
[  249.410087]  __alloc_pages_nodemask+0xa80/0xde0
[  249.414763]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  249.419785]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  249.425580]  ? kasan_check_write+0x14/0x20
[  249.429815]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  249.434482]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.440029]  ? __do_page_cache_readahead+0x7ce/0x980
[  249.445149]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  249.450684]  alloc_pages_current+0x10c/0x210
[  249.455087]  ? lock_downgrade+0x900/0x900
[  249.459254]  __page_cache_alloc+0x38f/0x5b0
[  249.463604]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  249.469398]  ? ext4_filemap_fault+0x82/0xad
[  249.473716]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  249.478387]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.483918]  ? check_preemption_disabled+0x48/0x200
[  249.488941]  filemap_fault+0x1594/0x25f0
[  249.493019]  ? __lock_page_or_retry+0xa00/0xa00
[  249.497681]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  249.503470]  ? unwind_dump+0x190/0x190
[  249.507406]  ? is_bpf_text_address+0xd3/0x170
[  249.511913]  ? filemap_map_pages+0xdea/0x1980
[  249.516429]  ? find_get_pages_range_tag+0x1320/0x1320
[  249.521611]  ? save_stack+0xa9/0xd0
[  249.525241]  ? save_stack+0x43/0xd0
[  249.528882]  ? __kasan_slab_free+0x102/0x150
[  249.533300]  ? __sigqueue_free.part.27+0x7d/0xa0
[  249.538068]  ? __dequeue_signal+0x530/0x7d0
[  249.542396]  ? dequeue_signal+0x26c/0x630
[  249.546567]  ? get_signal+0x3ec/0x1980
[  249.550446]  ? do_signal+0x9c/0x21e0
[  249.554151]  ? exit_to_usermode_loop+0x2e5/0x380
[  249.558903]  ? mark_held_locks+0x130/0x130
[  249.563134]  ? trace_hardirqs_on+0x310/0x310
[  249.567540]  ? lock_acquire+0x1ed/0x520
[  249.571508]  ? ext4_filemap_fault+0x7a/0xad
[  249.575843]  ? lock_release+0x970/0x970
[  249.579810]  ? arch_local_save_flags+0x40/0x40
[  249.584401]  ? mark_held_locks+0x130/0x130
[  249.588665]  ? trace_hardirqs_off+0xb8/0x310
[  249.593077]  ? down_read+0xb0/0x1d0
[  249.596700]  ? ext4_filemap_fault+0x7a/0xad
[  249.601016]  ? __down_interruptible+0x700/0x700
[  249.605714]  ? kmem_cache_free+0x21a/0x290
[  249.609964]  ? __sigqueue_free.part.27+0x7d/0xa0
[  249.614727]  ? __dequeue_signal+0xf9/0x7d0
[  249.618969]  ext4_filemap_fault+0x82/0xad
[  249.623114]  __do_fault+0x100/0x6b0
[  249.626750]  ? print_bad_pte+0x6c0/0x6c0
[  249.630825]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.636417]  ? pmd_val+0x88/0x100
[  249.639889]  ? add_mm_counter_fast+0xd0/0xd0
[  249.644292]  ? pmd_val+0x88/0x100
[  249.647757]  ? add_mm_counter_fast+0xd0/0xd0
[  249.652164]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.657699]  __handle_mm_fault+0x3709/0x53e0
[  249.662108]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  249.666944]  ? kasan_check_write+0x14/0x20
[  249.671173]  ? do_raw_spin_lock+0xc1/0x200
[  249.675406]  ? _raw_spin_unlock_irq+0x60/0x80
[  249.679898]  ? __set_current_blocked+0xe4/0x120
[  249.684564]  ? lock_acquire+0x1ed/0x520
[  249.688532]  ? handle_mm_fault+0x42a/0xc70
[  249.692765]  ? lock_downgrade+0x900/0x900
[  249.696911]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  249.702721]  ? __do_page_fault+0x67d/0xed0
[  249.706962]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  249.712409]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.717939]  ? check_preemption_disabled+0x48/0x200
[  249.722981]  handle_mm_fault+0x54f/0xc70
[  249.727073]  ? __handle_mm_fault+0x53e0/0x53e0
[  249.731651]  ? find_vma+0x34/0x190
[  249.735191]  __do_page_fault+0x67d/0xed0
[  249.739254]  ? mm_fault_error+0x380/0x380
[  249.743416]  ? syscall_slow_exit_work+0x520/0x520
[  249.748258]  do_page_fault+0xf2/0x7e0
[  249.752055]  ? vmalloc_sync_all+0x30/0x30
[  249.756197]  ? error_entry+0x70/0xd0
[  249.759910]  ? trace_hardirqs_off_caller+0xbb/0x310
[  249.764921]  ? trace_hardirqs_on_caller+0xc0/0x310
[  249.769893]  ? syscall_return_slowpath+0x5e0/0x5e0
[  249.774831]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  249.779666]  ? trace_hardirqs_on_caller+0x310/0x310
[  249.784672]  ? trace_hardirqs_off+0x310/0x310
[  249.789159]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  249.794171]  ? prepare_exit_to_usermode+0x291/0x3b0
[  249.799188]  ? page_fault+0x8/0x30
[  249.802723]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  249.807568]  ? page_fault+0x8/0x30
[  249.811119]  page_fault+0x1e/0x30
[  249.814568] RIP: 0033:0x45db60
[  249.817762] Code: Bad RIP value.
[  249.821120] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  249.826475] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  249.833752] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  249.841033] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  249.848306] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  249.855573] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  249.862849] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  249.862910] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  249.870121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  249.870125] Call Trace:
[  249.870130]  <IRQ>
[  249.870156]  dump_stack+0x1c4/0x2b4
[  249.870186]  ? dump_stack_print_info.cold.2+0x52/0x52
[  249.876719] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  249.886037]  warn_alloc.cold.119+0xb7/0x1bd
[  249.888604] syz-fuzzer cpuset=
[  249.890788]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  249.894397] /
[  249.899576]  ? lock_downgrade+0x900/0x900
[  249.909775]  mems_allowed=0
[  249.914083]  ? trace_hardirqs_off+0xb8/0x310
[  249.935246]  ? trace_hardirqs_off+0xb8/0x310
[  249.939652]  __alloc_pages_slowpath+0x2667/0x2d80
[  249.944532]  ? warn_alloc+0x120/0x120
[  249.948327]  ? trace_hardirqs_on+0x310/0x310
[  249.952729]  ? warn_alloc+0x120/0x120
[  249.956536]  ? warn_alloc+0x120/0x120
[  249.960331]  ? ktime_get+0x2e1/0x440
[  249.964058]  ? idle_cpu+0x1d0/0x1d0
[  249.967699]  ? kvm_sched_clock_read+0x9/0x20
[  249.972105]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.977639]  ? should_fail+0x22d/0xd01
[  249.981527]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  249.986622]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.992148]  ? should_fail+0x22d/0xd01
[  249.996043]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  250.001136]  ? should_fail+0x22d/0xd01
[  250.005021]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  250.010117]  ? mark_held_locks+0x130/0x130
[  250.014346]  ? mark_held_locks+0x130/0x130
[  250.018575]  ? select_task_rq_fair+0x754/0x3500
[  250.023237]  ? lock_downgrade+0x900/0x900
[  250.027382]  ? __cpu_to_node+0x7d/0xa0
[  250.031268]  ? account_entity_enqueue+0x3a3/0x660
[  250.036109]  ? __enqueue_entity+0x10d/0x1f0
[  250.040425]  ? check_preemption_disabled+0x48/0x200
[  250.045438]  __alloc_pages_nodemask+0xa80/0xde0
[  250.050108]  ? should_fail+0x22d/0xd01
[  250.053994]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  250.059142]  ? ____cache_alloc_node+0x1c7/0x1e0
[  250.063804]  ? lock_downgrade+0x900/0x900
[  250.067952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.073516]  cache_grow_begin+0x91/0x8c0
[  250.077575]  ? do_raw_spin_unlock+0xa7/0x2f0
[  250.081999]  fallback_alloc+0x203/0x2e0
[  250.085968]  ____cache_alloc_node+0x1c7/0x1e0
[  250.090476]  kmem_cache_alloc_node+0xe3/0x730
[  250.094970]  ? ipv6_get_ifaddr+0x42e/0x620
[  250.099209]  __alloc_skb+0x119/0x770
[  250.102935]  ? skb_scrub_packet+0x490/0x490
[  250.107250]  ? lock_downgrade+0x900/0x900
[  250.111399]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.116931]  ? refcount_sub_and_test_checked+0x203/0x310
[  250.122380]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  250.127823]  ? addrconf_rs_timer+0x690/0x690
[  250.132233]  ndisc_alloc_skb+0x144/0x340
[  250.136287]  ndisc_send_rs+0x331/0x6e0
[  250.140175]  addrconf_rs_timer+0x314/0x690
[  250.144404]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.148637]  call_timer_fn+0x272/0x920
[  250.152529]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.156764]  ? process_timeout+0x40/0x40
[  250.160819]  ? trace_hardirqs_off+0xb8/0x310
[  250.165236]  ? kasan_check_read+0x11/0x20
[  250.169392]  ? do_raw_spin_unlock+0xa7/0x2f0
[  250.173796]  ? trace_hardirqs_on+0x310/0x310
[  250.178209]  ? __run_timers+0x7da/0xc70
[  250.182191]  ? lock_downgrade+0x900/0x900
[  250.186334]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  250.191432]  ? trace_hardirqs_on+0xbd/0x310
[  250.195757]  ? kasan_check_read+0x11/0x20
[  250.199916]  ? __run_timers+0x7da/0xc70
[  250.203904]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  250.209357]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.214894]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.219125]  __run_timers+0x7e5/0xc70
[  250.222930]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  250.228303]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  250.233310]  ? timerqueue_add+0x207/0x2b0
[  250.237469]  ? enqueue_hrtimer+0x1a5/0x560
[  250.241703]  ? lock_release+0x970/0x970
[  250.245670]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  250.250857]  ? kasan_check_write+0x14/0x20
[  250.255094]  ? pvclock_read_flags+0x160/0x160
[  250.259584]  ? lock_downgrade+0x900/0x900
[  250.263731]  ? trace_hardirqs_on+0xbd/0x310
[  250.268072]  ? kvm_sched_clock_read+0x9/0x20
[  250.272475]  ? irq_exit+0x17f/0x1c0
[  250.276097]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.281638]  ? check_preemption_disabled+0x48/0x200
[  250.286647]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.292185]  run_timer_softirq+0x52/0xb0
[  250.296236]  ? __this_cpu_preempt_check+0x1c/0x1f
[  250.301094]  __do_softirq+0x30b/0xad8
[  250.304893]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  250.309990]  ? pvclock_read_flags+0x160/0x160
[  250.314476]  ? lapic_next_event+0x5a/0x90
[  250.318622]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.324163]  ? clockevents_program_event+0x140/0x370
[  250.329268]  ? kvm_clock_read+0x18/0x30
[  250.333240]  ? kvm_sched_clock_read+0x9/0x20
[  250.337643]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.343173]  ? check_preemption_disabled+0x48/0x200
[  250.348188]  irq_exit+0x17f/0x1c0
[  250.351645]  smp_apic_timer_interrupt+0x1cb/0x760
[  250.356475]  ? smp_reschedule_interrupt+0x109/0x650
[  250.361500]  ? smp_call_function_single_interrupt+0x650/0x650
[  250.367388]  ? interrupt_entry+0xb5/0xf0
[  250.371454]  ? trace_hardirqs_off_caller+0xbb/0x310
[  250.376476]  ? trace_hardirqs_off_caller+0xbb/0x310
[  250.381500]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  250.386339]  ? trace_hardirqs_on_caller+0x310/0x310
[  250.391353]  ? trace_hardirqs_on_caller+0x310/0x310
[  250.396365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.401912]  ? check_preemption_disabled+0x48/0x200
[  250.406970]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  250.411827]  apic_timer_interrupt+0xf/0x20
[  250.416045]  </IRQ>
[  250.418286] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  250.424164] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  250.443055] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  250.450841] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  250.458112] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  250.465381] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  250.472644] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  250.479903] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  250.487193]  ? trace_hardirqs_on+0xb4/0x310
[  250.491512]  ? save_stack+0xa9/0xd0
[  250.495137]  __kmalloc_node_track_caller+0x33/0x70
[  250.500061]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  250.504829]  pskb_expand_head+0x230/0x10f0
[  250.509090]  ? lock_downgrade+0x900/0x900
[  250.513244]  ? check_preemption_disabled+0x48/0x200
[  250.518252]  ? memcpy+0x45/0x50
[  250.521543]  ? __copy_skb_header+0x350/0x6b0
[  250.525958]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  250.530478]  ? skb_checksum+0x140/0x140
[  250.534477]  ? trace_hardirqs_on+0xbd/0x310
[  250.538808]  ? skb_clone+0x1bb/0x500
[  250.542563]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  250.548029]  ? kasan_unpoison_shadow+0x35/0x50
[  250.552603]  ? kasan_check_write+0x14/0x20
[  250.556834]  ? __skb_clone+0x6c7/0xa00
[  250.560718]  ? __copy_skb_header+0x6b0/0x6b0
[  250.565129]  ? kmem_cache_alloc+0x306/0x730
[  250.569462]  skb_ensure_writable+0x3dd/0x640
[  250.573867]  ? skb_cow_data+0xf10/0xf10
[  250.577850]  ? check_preemption_disabled+0x48/0x200
[  250.582865]  ? __this_cpu_preempt_check+0x1c/0x1f
[  250.587700]  ? __bpf_redirect+0x54b/0xb20
[  250.591842]  ? __switch_to_asm+0x34/0x70
[  250.595900]  bpf_clone_redirect+0x14a/0x490
[  250.600216]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  250.605228]  ? __sched_text_start+0x8/0x8
[  250.609369]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  250.614151]  ? retint_kernel+0x2d/0x2d
[  250.618028]  ? trace_hardirqs_on_caller+0xc0/0x310
[  250.622952]  ? retint_kernel+0x2d/0x2d
[  250.626833]  ? trace_hardirqs_on_caller+0xc0/0x310
[  250.631763]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  250.636511]  ? trace_hardirqs_off+0x310/0x310
[  250.641001]  ? retint_kernel+0x1b/0x2d
[  250.644914]  ? lock_acquire+0x1ed/0x520
[  250.648885]  ? bpf_test_run+0x3cb/0x780
[  250.652871]  ? lock_downgrade+0x900/0x900
[  250.657024]  ? lock_release+0x970/0x970
[  250.661012]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  250.666808]  ? preempt_schedule_common+0x1f/0xd0
[  250.671560]  ? preempt_schedule+0x4d/0x60
[  250.675706]  ? ___preempt_schedule+0x16/0x18
[  250.680153]  ? bpf_test_run+0x25d/0x780
[  250.684180]  ? netlink_diag_dump+0x2a0/0x2a0
[  250.688581]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  250.694211]  ? bpf_test_init.isra.9+0x70/0x100
[  250.698834]  ? bpf_prog_test_run_skb+0x634/0xb40
[  250.703583]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  250.708417]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  250.713951]  ? fput+0x130/0x1a0
[  250.717240]  ? __bpf_prog_get+0x9b/0x290
[  250.721295]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  250.726131]  ? bpf_prog_test_run+0x130/0x1a0
[  250.730550]  ? __x64_sys_bpf+0x3d8/0x510
[  250.734605]  ? bpf_prog_get+0x20/0x20
[  250.738420]  ? __x64_sys_futex+0x4bc/0x6a0
[  250.742657]  ? do_syscall_64+0x1b9/0x820
[  250.746747]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  250.752113]  ? syscall_return_slowpath+0x5e0/0x5e0
[  250.757049]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  250.761887]  ? trace_hardirqs_on_caller+0x310/0x310
[  250.767047]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  250.772100]  ? prepare_exit_to_usermode+0x291/0x3b0
[  250.777147]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  250.781990]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  250.787356] warn_alloc_show_mem: 1 callbacks suppressed
[  250.787367] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  250.787368] Mem-Info:
[  250.787412] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  250.787412]  active_file:17 inactive_file:13 isolated_file:0
[  250.787412]  unevictable:0 dirty:0 writeback:0 unstable:0
[  250.787412]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  250.787412]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  250.787412]  free:13756 free_pcp:276 free_cma:0
[  250.792771] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  250.799804] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  250.802197] Call Trace:
[  250.835141] Node 0 
[  250.844480]  <IRQ>
[  250.872242] 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
[  250.874793]  dump_stack+0x1c4/0x2b4
[  250.877000] lowmem_reserve[]:
[  250.879145]  ? dump_stack_print_info.cold.2+0x52/0x52
[  250.904636]  0
[  250.908260]  warn_alloc.cold.119+0xb7/0x1bd
[  250.911331]  2819
[  250.916512]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  250.918284]  6323
[  250.922594]  ? lock_downgrade+0x900/0x900
[  250.924638]  6323
[  250.929465]  ? trace_hardirqs_off+0xb8/0x310
[  250.935683]  ? trace_hardirqs_off+0xb8/0x310
[  250.937731] Node 0 
[  250.942153]  __alloc_pages_slowpath+0x2667/0x2d80
[  250.947041] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  250.949267]  ? warn_alloc+0x120/0x120
[  250.954064] lowmem_reserve[]:
[  250.981291]  ? warn_alloc+0x120/0x120
[  250.985068]  0
[  250.988165]  ? warn_alloc+0x120/0x120
[  250.991949]  0
[  250.993764]  ? mark_held_locks+0x130/0x130
[  250.997537]  3503
[  250.999331]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.003543]  3503
[  251.005597]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.013177]  ? should_fail+0x22d/0xd01
[  251.018685] Node 0 Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  251.022588]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  251.022604]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.051639] lowmem_reserve[]:
[  251.056732]  ? should_fail+0x22d/0xd01
[  251.062260]  0
[  251.065371]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  251.069230]  0
[  251.071039]  ? should_fail+0x22d/0xd01
[  251.076128]  0
[  251.078298]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  251.082182]  0
[  251.083993]  ? mark_held_locks+0x130/0x130
[  251.090895]  ? mark_held_locks+0x130/0x130
[  251.095125] Node 0 
[  251.099378]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.099380] DMA: 1*4kB 
[  251.101634]  ? trace_hardirqs_off+0xb8/0x310
[  251.107156] (U) 
[  251.109732]  ? kasan_check_read+0x11/0x20
[  251.114132] 0*8kB 
[  251.116100]  ? do_raw_spin_unlock+0xa7/0x2f0
[  251.120217] 0*16kB 
[  251.122355]  ? trace_hardirqs_on+0x310/0x310
[  251.126734] 1*32kB 
[  251.128997]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.133378] (U) 
[  251.135633]  ? wq_watchdog_touch+0x9c/0xfe
[  251.141141] 2*64kB 
[  251.143118]  ? io_serial_in+0x11/0x90
[  251.147322] (U) 
[  251.149550]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.153322] 1*128kB 
[  251.155290]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  251.160801] (U) 
[  251.163153]  __alloc_pages_nodemask+0xa80/0xde0
[  251.168227] 1*256kB 
[  251.170219]  ? should_fail+0x22d/0xd01
[  251.174860] (U) 
[  251.177177]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  251.181035] 0*512kB 
[  251.183011]  ? ____cache_alloc_node+0x1c7/0x1e0
[  251.187998] 1*1024kB 
[  251.190322]  ? lock_downgrade+0x900/0x900
[  251.194976] (U) 
[  251.197377]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.201511] 1*2048kB 
[  251.203472]  cache_grow_begin+0x91/0x8c0
[  251.209010] (M) 
[  251.211425]  ? do_raw_spin_unlock+0xa7/0x2f0
[  251.215456] 3*4096kB 
[  251.217430]  fallback_alloc+0x203/0x2e0
[  251.221809] (M) 
[  251.224209]  ____cache_alloc_node+0x1c7/0x1e0
[  251.228153] = 15908kB
[  251.230134]  kmem_cache_alloc_node+0xe3/0x730
[  251.234599] Node 0 
[  251.237001]  ? ipv6_get_ifaddr+0x42e/0x620
[  251.241478] DMA32: 
[  251.243711]  __alloc_skb+0x119/0x770
[  251.247916] 2*4kB 
[  251.250140]  ? skb_scrub_packet+0x490/0x490
[  251.253825] (M) 
[  251.255976]  ? lock_downgrade+0x900/0x900
[  251.260292] 1*8kB 
[  251.262262]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.266373] (M) 
[  251.268527]  ? refcount_sub_and_test_checked+0x203/0x310
[  251.274030] 2*16kB 
[  251.276022]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  251.281458] (M) 
[  251.283680]  ? addrconf_rs_timer+0x690/0x690
[  251.289102] 3*32kB 
[  251.291066]  ndisc_alloc_skb+0x144/0x340
[  251.295446] (MH) 
[  251.297687]  ndisc_send_rs+0x331/0x6e0
[  251.301745] 5*64kB 
[  251.303799]  addrconf_rs_timer+0x314/0x690
[  251.307659] (MH) 
[  251.309889]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  251.314102] 3*128kB 
[  251.316155]  call_timer_fn+0x272/0x920
[  251.320354] (M) 
[  251.322665]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  251.326545] 5*256kB 
[  251.328531]  ? process_timeout+0x40/0x40
[  251.332755] (UMH) 
[  251.335073]  ? trace_hardirqs_off+0xb8/0x310
[  251.339105] 5*512kB 
[  251.341242]  ? kasan_check_read+0x11/0x20
[  251.345650] (UMH) 
[  251.347970]  ? do_raw_spin_unlock+0xa7/0x2f0
[  251.352089] 4*1024kB 
[  251.354260]  ? trace_hardirqs_on+0x310/0x310
[  251.358649] (UMH) 
[  251.361050]  ? __run_timers+0x7da/0xc70
[  251.365434] 2*2048kB 
[  251.367572]  ? lock_downgrade+0x900/0x900
[  251.371520] (M) 
[  251.373926]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  251.378064] 3*4096kB 
[  251.380063]  ? trace_hardirqs_on+0xbd/0x310
[  251.385136] (M) 
[  251.387544]  ? kasan_check_read+0x11/0x20
[  251.391856] = 25168kB
[  251.393820]  ? __run_timers+0x7da/0xc70
[  251.397940] Node 0 
[  251.400355]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  251.404300] Normal: 
[  251.406551]  ? kasan_check_write+0x14/0x20
[  251.411974] 1081*4kB 
[  251.414304]  ? do_raw_spin_lock+0xc1/0x200
[  251.418511] (UMEH) 
[  251.420912]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  251.425121] 387*8kB 
[  251.427346]  __run_timers+0x7e5/0xc70
[  251.431551] (ME) 
[  251.433886]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  251.437658] 152*16kB 
[  251.439710]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  251.445045] (UME) 
[  251.447451]  ? timerqueue_add+0x207/0x2b0
[  251.452437] 54*32kB 
[  251.454573]  ? enqueue_hrtimer+0x1a5/0x560
[  251.458700] (UME) 
[  251.461033]  ? lock_release+0x970/0x970
[  251.465242] 21*64kB 
[  251.467383]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  251.471330] (UM) 
[  251.473643]  ? check_preemption_disabled+0x48/0x200
[  251.478806] 0*128kB 
[  251.480874]  ? kasan_check_write+0x14/0x20
[  251.485864] 0*256kB 
[  251.488180]  ? pvclock_read_flags+0x160/0x160
[  251.492385] 2*512kB 
[  251.494693]  ? lock_downgrade+0x900/0x900
[  251.499160] (U) 
[  251.501475]  ? trace_hardirqs_on+0xbd/0x310
[  251.505594] 0*1024kB 
[  251.507564]  ? kvm_sched_clock_read+0x9/0x20
[  251.511860] 0*2048kB 
[  251.514265]  ? irq_exit+0x17f/0x1c0
[  251.518646] 0*4096kB 
[  251.521063]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.524666] = 13948kB
[  251.527068]  ? check_preemption_disabled+0x48/0x200
[  251.532583] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  251.534980]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.539985] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  251.548814]  run_timer_softirq+0x52/0xb0
[  251.554329] 4244 total pagecache pages
[  251.562891]  ? __this_cpu_preempt_check+0x1c/0x1f
[  251.566956] 0 pages in swap cache
[  251.570847]  __do_softirq+0x30b/0xad8
[  251.575673] Swap cache stats: add 0, delete 0, find 0/0
[  251.579125]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  251.582894] Free swap  = 0kB
[  251.588262]  ? pvclock_read_flags+0x160/0x160
[  251.593345] Total swap = 0kB
[  251.596351]  ? lapic_next_event+0x5a/0x90
[  251.600824] 1965979 pages RAM
[  251.603846]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.607970] 0 pages HighMem/MovableOnly
[  251.611065]  ? clockevents_program_event+0x140/0x370
[  251.616577] 342307 pages reserved
[  251.620575]  ? kvm_clock_read+0x18/0x30
[  251.625651] 0 pages cma reserved
[  251.629178]  ? kvm_sched_clock_read+0x9/0x20
[  251.633172] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  251.636480]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.640928] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  251.647360]  ? check_preemption_disabled+0x48/0x200
[  251.652874] syz-executor2 cpuset=
[  251.663353]  irq_exit+0x17f/0x1c0
[  251.668353] syz2
[  251.671823]  smp_apic_timer_interrupt+0x1cb/0x760
[  251.675255]  mems_allowed=0
[  251.684979]  ? smp_reschedule_interrupt+0x109/0x650
[  251.690017]  ? smp_call_function_single_interrupt+0x650/0x650
[  251.695894]  ? interrupt_entry+0xb5/0xf0
[  251.699953]  ? trace_hardirqs_off_caller+0xbb/0x310
[  251.704974]  ? trace_hardirqs_off_caller+0xbb/0x310
[  251.709993]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  251.714846]  ? trace_hardirqs_on_caller+0x310/0x310
[  251.719855]  ? trace_hardirqs_on_caller+0x310/0x310
[  251.724870]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.730406]  ? check_preemption_disabled+0x48/0x200
[  251.735419]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.740976]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  251.745823]  apic_timer_interrupt+0xf/0x20
[  251.750078]  </IRQ>
[  251.752313] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  251.757522] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  251.776423] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  251.784124] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  251.791402] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  251.798665] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  251.805941] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  251.813222] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  251.820496]  ? trace_hardirqs_on+0x9a/0x310
[  251.824809]  ? trace_hardirqs_on+0xb4/0x310
[  251.829131]  retint_kernel+0x1b/0x2d
[  251.832839] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  251.838120] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  251.857018] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  251.864722] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  251.871991] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  251.879257] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  251.886518] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  251.893792] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  251.901061]  ? trace_hardirqs_on+0x9a/0x310
[  251.905376]  ? arch_local_irq_restore+0x45/0x52
[  251.910052]  dump_stack+0x26a/0x2b4
[  251.913685]  ? dump_stack_print_info.cold.2+0x52/0x52
[  251.918875]  ? mark_held_locks+0x130/0x130
[  251.923104]  ? mark_held_locks+0x130/0x130
[  251.927342]  dump_header+0x27b/0xf72
[  251.931066]  ? rcu_read_unlock+0x16/0x60
[  251.935123]  ? pagefault_out_of_memory+0x197/0x197
[  251.940047]  ? mark_held_locks+0x130/0x130
[  251.944276]  ? percpu_ref_put_many+0x13e/0x260
[  251.948857]  ? mem_cgroup_charge_statistics+0x780/0x780
[  251.954221]  ? mem_cgroup_iter+0x1f7/0x1160
[  251.958560]  ? mark_held_locks+0x130/0x130
[  251.962800]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.968330]  ? task_will_free_mem+0x239/0xb30
[  251.972852]  ? ___ratelimit+0x36f/0x655
[  251.976821]  ? lock_downgrade+0x900/0x900
[  251.980968]  ? trace_hardirqs_on+0xbd/0x310
[  251.985281]  ? kasan_check_read+0x11/0x20
[  251.989435]  ? ___ratelimit+0x36f/0x655
[  251.993416]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  251.998876]  ? trace_hardirqs_on+0x310/0x310
[  252.003311]  ? lock_downgrade+0x900/0x900
[  252.007457]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  252.012553]  ? ___ratelimit+0xaa/0x655
[  252.016436]  ? idr_get_free+0xec0/0xec0
[  252.020406]  ? kasan_check_write+0x14/0x20
[  252.024637]  ? do_raw_spin_lock+0xc1/0x200
[  252.028873]  oom_kill_process.cold.27+0x10/0x903
[  252.033623]  ? lock_downgrade+0x900/0x900
[  252.037781]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  252.043576]  ? oom_evaluate_task+0x540/0x540
[  252.047980]  ? shrink_node+0x16b0/0x16b0
[  252.052039]  ? oom_unkillable_task+0x383/0x580
[  252.056631]  ? out_of_memory+0x974/0x1430
[  252.060774]  ? lock_downgrade+0x900/0x900
[  252.064918]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  252.070713]  ? __cpuset_node_allowed+0x19b/0x660
[  252.075473]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.081002]  ? oom_evaluate_task+0x302/0x540
[  252.085419]  out_of_memory+0xa84/0x1430
[  252.089412]  ? oom_killer_disable+0x3a0/0x3a0
[  252.093909]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  252.098841]  ? __mutex_add_waiter+0x2a0/0x2a0
[  252.103332]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  252.108340]  ? find_next_bit+0x104/0x130
[  252.112426]  __alloc_pages_slowpath+0x2318/0x2d80
[  252.117281]  ? warn_alloc+0x120/0x120
[  252.121073]  ? __radix_tree_lookup+0x4c0/0x4c0
[  252.125660]  ? find_get_entry+0x2f2/0xc40
[  252.129851]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  252.134790]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.140326]  ? should_fail+0x22d/0xd01
[  252.144209]  ? ___might_sleep+0x1ed/0x300
[  252.148357]  ? lock_release+0x970/0x970
[  252.152367]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  252.157466]  ? debug_smp_processor_id+0x1c/0x20
[  252.162136]  ? __might_sleep+0x95/0x190
[  252.166105]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  252.170948]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  252.176003]  ? lock_downgrade+0x900/0x900
[  252.180175]  ? ___might_sleep+0x1ed/0x300
[  252.184313]  ? lock_release+0x970/0x970
[  252.188466]  ? arch_local_save_flags+0x40/0x40
[  252.193057]  ? finish_task_switch+0x1f5/0x900
[  252.197561]  ? __might_sleep+0x95/0x190
[  252.201553]  __alloc_pages_nodemask+0xa80/0xde0
[  252.206226]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  252.211245]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  252.217073]  ? kasan_check_write+0x14/0x20
[  252.221299]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  252.225967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.231511]  ? __do_page_cache_readahead+0x7ce/0x980
[  252.236618]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  252.242158]  alloc_pages_current+0x10c/0x210
[  252.246558]  ? lock_downgrade+0x900/0x900
[  252.250706]  __page_cache_alloc+0x38f/0x5b0
[  252.255027]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  252.260824]  ? ext4_filemap_fault+0x82/0xad
[  252.265143]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  252.269823]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.275350]  ? check_preemption_disabled+0x48/0x200
[  252.280379]  filemap_fault+0x1594/0x25f0
[  252.284458]  ? __lock_page_or_retry+0xa00/0xa00
[  252.289141]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  252.294963]  ? unwind_dump+0x190/0x190
[  252.298864]  ? is_bpf_text_address+0xd3/0x170
[  252.303382]  ? filemap_map_pages+0xdea/0x1980
[  252.307905]  ? find_get_pages_range_tag+0x1320/0x1320
[  252.313092]  ? save_stack+0xa9/0xd0
[  252.316714]  ? save_stack+0x43/0xd0
[  252.320347]  ? __kasan_slab_free+0x102/0x150
[  252.324761]  ? __sigqueue_free.part.27+0x7d/0xa0
[  252.329525]  ? __dequeue_signal+0x530/0x7d0
[  252.333855]  ? dequeue_signal+0x26c/0x630
[  252.338010]  ? get_signal+0x3ec/0x1980
[  252.341894]  ? do_signal+0x9c/0x21e0
[  252.345601]  ? exit_to_usermode_loop+0x2e5/0x380
[  252.350372]  ? mark_held_locks+0x130/0x130
[  252.354600]  ? trace_hardirqs_on+0x310/0x310
[  252.359003]  ? lock_acquire+0x1ed/0x520
[  252.362974]  ? ext4_filemap_fault+0x7a/0xad
[  252.367291]  ? lock_release+0x970/0x970
[  252.371266]  ? arch_local_save_flags+0x40/0x40
[  252.375843]  ? mark_held_locks+0x130/0x130
[  252.380099]  ? trace_hardirqs_off+0xb8/0x310
[  252.384558]  ? down_read+0xb0/0x1d0
[  252.388180]  ? ext4_filemap_fault+0x7a/0xad
[  252.392507]  ? __down_interruptible+0x700/0x700
[  252.397169]  ? kmem_cache_free+0x21a/0x290
[  252.401403]  ? __sigqueue_free.part.27+0x7d/0xa0
[  252.406174]  ? __dequeue_signal+0xf9/0x7d0
[  252.410409]  ext4_filemap_fault+0x82/0xad
[  252.414559]  __do_fault+0x100/0x6b0
[  252.418184]  ? print_bad_pte+0x6c0/0x6c0
[  252.422243]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.427793]  ? pmd_val+0x88/0x100
[  252.431260]  ? add_mm_counter_fast+0xd0/0xd0
[  252.435661]  ? pmd_val+0x88/0x100
[  252.439107]  ? add_mm_counter_fast+0xd0/0xd0
[  252.443508]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.449061]  __handle_mm_fault+0x3709/0x53e0
[  252.453484]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  252.458323]  ? kasan_check_write+0x14/0x20
[  252.462570]  ? do_raw_spin_lock+0xc1/0x200
[  252.466828]  ? _raw_spin_unlock_irq+0x60/0x80
[  252.471321]  ? __set_current_blocked+0xe4/0x120
[  252.475991]  ? lock_acquire+0x1ed/0x520
[  252.479965]  ? handle_mm_fault+0x42a/0xc70
[  252.484195]  ? lock_downgrade+0x900/0x900
[  252.488338]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  252.494147]  ? __do_page_fault+0x67d/0xed0
[  252.498376]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  252.503839]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.509375]  ? check_preemption_disabled+0x48/0x200
[  252.514389]  handle_mm_fault+0x54f/0xc70
[  252.518459]  ? __handle_mm_fault+0x53e0/0x53e0
[  252.523077]  ? find_vma+0x34/0x190
[  252.526618]  __do_page_fault+0x67d/0xed0
[  252.530704]  ? mm_fault_error+0x380/0x380
[  252.534852]  ? syscall_slow_exit_work+0x520/0x520
[  252.539717]  do_page_fault+0xf2/0x7e0
[  252.543516]  ? vmalloc_sync_all+0x30/0x30
[  252.547673]  ? error_entry+0x70/0xd0
[  252.551380]  ? trace_hardirqs_off_caller+0xbb/0x310
[  252.556410]  ? trace_hardirqs_on_caller+0xc0/0x310
[  252.561330]  ? syscall_return_slowpath+0x5e0/0x5e0
[  252.566284]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  252.571133]  ? trace_hardirqs_on_caller+0x310/0x310
[  252.576158]  ? trace_hardirqs_off+0x310/0x310
[  252.580666]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  252.585684]  ? prepare_exit_to_usermode+0x291/0x3b0
[  252.590696]  ? page_fault+0x8/0x30
[  252.594239]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  252.599137]  ? page_fault+0x8/0x30
[  252.602681]  page_fault+0x1e/0x30
[  252.606138] RIP: 0033:0x45db60
[  252.609332] Code: Bad RIP value.
[  252.612689] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  252.618044] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  252.625302] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  252.632561] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  252.639821] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  252.647097] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  252.654376] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  252.654425] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  252.661647] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  252.661652] Call Trace:
[  252.661657]  <IRQ>
[  252.661671]  dump_stack+0x1c4/0x2b4
[  252.661687]  ? dump_stack_print_info.cold.2+0x52/0x52
[  252.668248] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  252.677546]  warn_alloc.cold.119+0xb7/0x1bd
[  252.680121] syz-fuzzer cpuset=
[  252.682277]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  252.685891] /
[  252.691074]  ? lock_downgrade+0x900/0x900
[  252.701274]  mems_allowed=0
[  252.705584]  ? trace_hardirqs_off+0xb8/0x310
[  252.726758]  ? trace_hardirqs_off+0xb8/0x310
[  252.731168]  __alloc_pages_slowpath+0x2667/0x2d80
[  252.736062]  ? warn_alloc+0x120/0x120
[  252.739873]  ? trace_hardirqs_on+0x310/0x310
[  252.744276]  ? warn_alloc+0x120/0x120
[  252.748102]  ? warn_alloc+0x120/0x120
[  252.751935]  ? ktime_get+0x2e1/0x440
[  252.755658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.761190]  ? check_preemption_disabled+0x48/0x200
[  252.766205]  ? kasan_check_read+0x11/0x20
[  252.770350]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.775880]  ? should_fail+0x22d/0xd01
[  252.779771]  ? rcu_bh_qs+0xc0/0xc0
[  252.783308]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  252.788402]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.793930]  ? should_fail+0x22d/0xd01
[  252.797822]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  252.802937]  ? should_fail+0x22d/0xd01
[  252.806839]  ? rcu_idle_enter+0x4b0/0x4b0
[  252.810999]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  252.816106]  ? mark_held_locks+0x130/0x130
[  252.820339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.825876]  ? mark_held_locks+0x130/0x130
[  252.830105]  ? rcu_irq_exit+0xce/0x100
[  252.834019]  ? irq_exit+0xbd/0x1c0
[  252.837570]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  252.842606]  ? do_raw_spin_unlock+0xa7/0x2f0
[  252.847010]  ? smp_call_function_single_interrupt+0x650/0x650
[  252.852905]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.858458]  ? ret_from_intr+0xb/0x1e
[  252.862253]  ? retint_kernel+0x2d/0x2d
[  252.866151]  ? trace_hardirqs_on_caller+0xc0/0x310
[  252.871075]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  252.875830]  ? trace_hardirqs_off+0x310/0x310
[  252.880322]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  252.885426]  __alloc_pages_nodemask+0xa80/0xde0
[  252.890089]  ? should_fail+0x22d/0xd01
[  252.893994]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  252.899039]  ? ____cache_alloc_node+0x1c7/0x1e0
[  252.903717]  ? lock_downgrade+0x900/0x900
[  252.907884]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.913420]  cache_grow_begin+0x91/0x8c0
[  252.917519]  ? do_raw_spin_unlock+0xa7/0x2f0
[  252.921957]  fallback_alloc+0x203/0x2e0
[  252.925929]  ____cache_alloc_node+0x1c7/0x1e0
[  252.930433]  kmem_cache_alloc_node+0xe3/0x730
[  252.934936]  ? ipv6_get_ifaddr+0x42e/0x620
[  252.939215]  __alloc_skb+0x119/0x770
[  252.942923]  ? skb_scrub_packet+0x490/0x490
[  252.947721]  ? lock_downgrade+0x900/0x900
[  252.951884]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.957431]  ? refcount_sub_and_test_checked+0x203/0x310
[  252.962887]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  252.968348]  ? addrconf_rs_timer+0x690/0x690
[  252.972779]  ndisc_alloc_skb+0x144/0x340
[  252.976843]  ndisc_send_rs+0x331/0x6e0
[  252.980735]  addrconf_rs_timer+0x314/0x690
[  252.984997]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.989263]  call_timer_fn+0x272/0x920
[  252.993193]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.997458]  ? process_timeout+0x40/0x40
[  253.001546]  ? trace_hardirqs_off+0xb8/0x310
[  253.006075]  ? kasan_check_read+0x11/0x20
[  253.010221]  ? do_raw_spin_unlock+0xa7/0x2f0
[  253.014624]  ? trace_hardirqs_on+0x310/0x310
[  253.019042]  ? __run_timers+0x7da/0xc70
[  253.023027]  ? lock_downgrade+0x900/0x900
[  253.027177]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  253.032276]  ? trace_hardirqs_on+0xbd/0x310
[  253.036594]  ? kasan_check_read+0x11/0x20
[  253.040737]  ? __run_timers+0x7da/0xc70
[  253.044717]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  253.050174]  ? kasan_check_write+0x14/0x20
[  253.054408]  ? do_raw_spin_lock+0xc1/0x200
[  253.058637]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.062897]  __run_timers+0x7e5/0xc70
[  253.066706]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  253.072068]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  253.077086]  ? timerqueue_add+0x207/0x2b0
[  253.081362]  ? enqueue_hrtimer+0x1a5/0x560
[  253.085594]  ? lock_release+0x970/0x970
[  253.089568]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  253.094768]  ? kasan_check_write+0x14/0x20
[  253.099004]  ? pvclock_read_flags+0x160/0x160
[  253.103500]  ? lock_downgrade+0x900/0x900
[  253.107647]  ? trace_hardirqs_on+0xbd/0x310
[  253.111967]  ? kvm_sched_clock_read+0x9/0x20
[  253.116379]  ? irq_exit+0x17f/0x1c0
[  253.120004]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.125531]  ? check_preemption_disabled+0x48/0x200
[  253.130536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.136067]  run_timer_softirq+0x52/0xb0
[  253.140119]  ? __this_cpu_preempt_check+0x1c/0x1f
[  253.144969]  __do_softirq+0x30b/0xad8
[  253.148779]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  253.153881]  ? pvclock_read_flags+0x160/0x160
[  253.158369]  ? lapic_next_event+0x5a/0x90
[  253.162509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.168041]  ? clockevents_program_event+0x140/0x370
[  253.173139]  ? kvm_clock_read+0x18/0x30
[  253.177120]  ? kvm_sched_clock_read+0x9/0x20
[  253.181522]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.187052]  ? check_preemption_disabled+0x48/0x200
[  253.192076]  irq_exit+0x17f/0x1c0
[  253.195529]  smp_apic_timer_interrupt+0x1cb/0x760
[  253.200359]  ? smp_reschedule_interrupt+0x109/0x650
[  253.205367]  ? smp_call_function_single_interrupt+0x650/0x650
[  253.211247]  ? interrupt_entry+0xb5/0xf0
[  253.215332]  ? trace_hardirqs_off_caller+0xbb/0x310
[  253.220348]  ? trace_hardirqs_off_caller+0xbb/0x310
[  253.225362]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  253.230215]  ? trace_hardirqs_on_caller+0x310/0x310
[  253.235236]  ? trace_hardirqs_on_caller+0x310/0x310
[  253.240246]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.245791]  ? check_preemption_disabled+0x48/0x200
[  253.250809]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  253.255670]  apic_timer_interrupt+0xf/0x20
[  253.259889]  </IRQ>
[  253.262121] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  253.268003] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  253.286898] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  253.294598] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  253.301877] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  253.309144] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  253.316421] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  253.323687] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  253.330980]  ? trace_hardirqs_on+0xb4/0x310
[  253.335314]  ? save_stack+0xa9/0xd0
[  253.338947]  __kmalloc_node_track_caller+0x33/0x70
[  253.343876]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  253.348650]  pskb_expand_head+0x230/0x10f0
[  253.352883]  ? lock_downgrade+0x900/0x900
[  253.357024]  ? check_preemption_disabled+0x48/0x200
[  253.362046]  ? memcpy+0x45/0x50
[  253.365340]  ? __copy_skb_header+0x350/0x6b0
[  253.369756]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  253.374264]  ? skb_checksum+0x140/0x140
[  253.378255]  ? trace_hardirqs_on+0xbd/0x310
[  253.382591]  ? skb_clone+0x1bb/0x500
[  253.386321]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  253.391777]  ? kasan_unpoison_shadow+0x35/0x50
[  253.396361]  ? kasan_check_write+0x14/0x20
[  253.400596]  ? __skb_clone+0x6c7/0xa00
[  253.404498]  ? __copy_skb_header+0x6b0/0x6b0
[  253.408914]  ? kmem_cache_alloc+0x306/0x730
[  253.413237]  skb_ensure_writable+0x3dd/0x640
[  253.417644]  ? skb_cow_data+0xf10/0xf10
[  253.421612]  ? check_preemption_disabled+0x48/0x200
[  253.426625]  ? __this_cpu_preempt_check+0x1c/0x1f
[  253.431457]  ? __bpf_redirect+0x54b/0xb20
[  253.435599]  ? __switch_to_asm+0x34/0x70
[  253.439693]  bpf_clone_redirect+0x14a/0x490
[  253.444025]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  253.449035]  ? __sched_text_start+0x8/0x8
[  253.453180]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  253.457948]  ? retint_kernel+0x2d/0x2d
[  253.461886]  ? trace_hardirqs_on_caller+0xc0/0x310
[  253.466818]  ? retint_kernel+0x2d/0x2d
[  253.470714]  ? trace_hardirqs_on_caller+0xc0/0x310
[  253.475645]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  253.480393]  ? trace_hardirqs_off+0x310/0x310
[  253.484878]  ? retint_kernel+0x1b/0x2d
[  253.488781]  ? lock_acquire+0x1ed/0x520
[  253.492762]  ? bpf_test_run+0x3cb/0x780
[  253.496759]  ? lock_downgrade+0x900/0x900
[  253.500923]  ? lock_release+0x970/0x970
[  253.504895]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  253.510686]  ? preempt_schedule_common+0x1f/0xd0
[  253.515437]  ? preempt_schedule+0x4d/0x60
[  253.519580]  ? ___preempt_schedule+0x16/0x18
[  253.523982]  ? bpf_test_run+0x25d/0x780
[  253.527981]  ? netlink_diag_dump+0x2a0/0x2a0
[  253.532419]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.537964]  ? bpf_test_init.isra.9+0x70/0x100
[  253.542556]  ? bpf_prog_test_run_skb+0x634/0xb40
[  253.547308]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  253.552156]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  253.557685]  ? fput+0x130/0x1a0
[  253.560971]  ? __bpf_prog_get+0x9b/0x290
[  253.565056]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  253.569920]  ? bpf_prog_test_run+0x130/0x1a0
[  253.574323]  ? __x64_sys_bpf+0x3d8/0x510
[  253.578376]  ? bpf_prog_get+0x20/0x20
[  253.582182]  ? __x64_sys_futex+0x4bc/0x6a0
[  253.586417]  ? do_syscall_64+0x1b9/0x820
[  253.590478]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  253.595837]  ? syscall_return_slowpath+0x5e0/0x5e0
[  253.600773]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  253.605610]  ? trace_hardirqs_on_caller+0x310/0x310
[  253.610629]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  253.615646]  ? prepare_exit_to_usermode+0x291/0x3b0
[  253.620661]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  253.625499]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  253.630877] warn_alloc_show_mem: 1 callbacks suppressed
[  253.630887] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  253.630889] Mem-Info:
[  253.630914] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  253.630914]  active_file:17 inactive_file:13 isolated_file:0
[  253.630914]  unevictable:0 dirty:0 writeback:0 unstable:0
[  253.630914]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  253.630914]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  253.630914]  free:13756 free_pcp:276 free_cma:0
[  253.636289] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  253.643303] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  253.645702] Call Trace:
[  253.678646] Node 0 
[  253.687982]  <IRQ>
[  253.715749] 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
[  253.718302]  dump_stack+0x1c4/0x2b4
[  253.720510] lowmem_reserve[]:
[  253.722653]  ? dump_stack_print_info.cold.2+0x52/0x52
[  253.748142]  0
[  253.751783]  warn_alloc.cold.119+0xb7/0x1bd
[  253.754851]  2819
[  253.760035]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  253.761811]  6323
[  253.766124]  ? lock_downgrade+0x900/0x900
[  253.768163]  6323
[  253.772995]  ? trace_hardirqs_off+0xb8/0x310
[  253.779216]  ? trace_hardirqs_off+0xb8/0x310
[  253.781274] Node 0 
[  253.785674]  __alloc_pages_slowpath+0x2667/0x2d80
[  253.790082] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  253.792301]  ? warn_alloc+0x120/0x120
[  253.797109] lowmem_reserve[]:
[  253.824341]  ? trace_hardirqs_on+0x310/0x310
[  253.828119]  0
[  253.831214]  ? warn_alloc+0x120/0x120
[  253.835592]  0
[  253.837385]  ? warn_alloc+0x120/0x120
[  253.841168]  3503
[  253.842963]  ? ktime_get+0x2e1/0x440
[  253.846738]  3503
[  253.848801]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.854540]  ? check_preemption_disabled+0x48/0x200
[  253.860047] Node 0 
[  253.865050]  ? kasan_check_read+0x11/0x20
[  253.865081] Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  253.865088] lowmem_reserve[]:
[  253.867323]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.871447]  0
[  253.899903]  ? should_fail+0x22d/0xd01
[  253.902981]  0
[  253.908511]  ? rcu_bh_qs+0xc0/0xc0
[  253.910288]  0
[  253.914167]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  253.915943]  0
[  253.919474]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.921257] Node 0 DMA: 
[  253.926358]  ? should_fail+0x22d/0xd01
[  253.928135] 1*4kB 
[  253.933662]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  253.936303] (U) 
[  253.940181]  ? should_fail+0x22d/0xd01
[  253.942303] 0*8kB 
[  253.947395]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  253.949345] 0*16kB 
[  253.953225]  ? mark_held_locks+0x130/0x130
[  253.955351] 1*32kB 
[  253.960442]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.962657] (U) 
[  253.966884]  ? mark_held_locks+0x130/0x130
[  253.969098] 2*64kB 
[  253.974626]  ? rcu_irq_exit+0xce/0x100
[  253.976574] (U) 
[  253.980799]  ? irq_exit+0xbd/0x1c0
[  253.983007] 1*128kB 
[  253.986900]  ? mark_held_locks+0x130/0x130
[  253.988851] (U) 
[  253.992378]  ? smp_call_function_single_interrupt+0x650/0x650
[  253.994671] 1*256kB 
[  253.998894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.000838] (U) 
[  254.006731]  ? ret_from_intr+0xb/0x1e
[  254.009048] 0*512kB 
[  254.014575]  ? retint_kernel+0x2d/0x2d
[  254.016543] 1*1024kB 
[  254.020336]  ? trace_hardirqs_on_caller+0xc0/0x310
[  254.022628] (U) 
[  254.026506]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  254.028886] 1*2048kB 
[  254.033814]  ? trace_hardirqs_off+0x310/0x310
[  254.035774] (M) 
[  254.040534]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  254.042920] 3*4096kB 
[  254.047410]  __alloc_pages_nodemask+0xa80/0xde0
[  254.049358] (M) 
[  254.054454]  ? should_fail+0x22d/0xd01
[  254.056839] = 15908kB
[  254.061492]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  254.063443] Node 0 
[  254.067332]  ? ____cache_alloc_node+0x1c7/0x1e0
[  254.069708] DMA32: 
[  254.074735]  ? lock_downgrade+0x900/0x900
[  254.076967] 2*4kB 
[  254.081622]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.083834] (M) 
[  254.087972]  cache_grow_begin+0x91/0x8c0
[  254.090097] 1*8kB 
[  254.095638]  ? do_raw_spin_unlock+0xa7/0x2f0
[  254.097599] (M) 
[  254.101649]  fallback_alloc+0x203/0x2e0
[  254.103779] 2*16kB 
[  254.108171]  ____cache_alloc_node+0x1c7/0x1e0
[  254.110120] (M) 
[  254.114085]  kmem_cache_alloc_node+0xe3/0x730
[  254.116292] 3*32kB 
[  254.120774]  ? ipv6_get_ifaddr+0x42e/0x620
[  254.122723] (MH) 
[  254.127212]  __alloc_skb+0x119/0x770
[  254.129420] 5*64kB 
[  254.133642]  ? skb_scrub_packet+0x490/0x490
[  254.135679] (MH) 
[  254.139383]  ? lock_downgrade+0x900/0x900
[  254.141591] 3*128kB 
[  254.145934]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.147987] (M) 
[  254.152128]  ? refcount_sub_and_test_checked+0x203/0x310
[  254.154421] 5*256kB 
[  254.159945]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  254.161892] (UMH) 
[  254.167345]  ? addrconf_rs_timer+0x690/0x690
[  254.169644] 5*512kB 
[  254.175086]  ndisc_alloc_skb+0x144/0x340
[  254.177222] (UMH) 
[  254.181651]  ndisc_send_rs+0x331/0x6e0
[  254.183948] 4*1024kB 
[  254.187996]  addrconf_rs_timer+0x314/0x690
[  254.190117] (UMH) 
[  254.193992]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.196409] 2*2048kB 
[  254.200633]  call_timer_fn+0x272/0x920
[  254.202756] (M) 
[  254.206995]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.209409] 3*4096kB 
[  254.213311]  ? process_timeout+0x40/0x40
[  254.215253] (M) = 25168kB
[  254.215265] Node 0 
[  254.219503]  ? trace_hardirqs_off+0xb8/0x310
[  254.221921] Normal: 
[  254.225981]  ? kasan_check_read+0x11/0x20
[  254.228711] 1081*4kB 
[  254.230960]  ? do_raw_spin_unlock+0xa7/0x2f0
[  254.235338] (UMEH) 
[  254.237648]  ? trace_hardirqs_on+0x310/0x310
[  254.241771] 387*8kB 
[  254.244168]  ? __run_timers+0x7da/0xc70
[  254.248542] (ME) 
[  254.250773]  ? lock_downgrade+0x900/0x900
[  254.255154] 152*16kB 
[  254.257471]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  254.261416] (UME) 
[  254.263471]  ? trace_hardirqs_on+0xbd/0x310
[  254.267594] 54*32kB 
[  254.269997]  ? kasan_check_read+0x11/0x20
[  254.275070] (UME) 
[  254.277218]  ? __run_timers+0x7da/0xc70
[  254.281513] 21*64kB 
[  254.283838]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  254.287971] (UM) 
[  254.290114]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.294061] 0*128kB 
[  254.296367]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.301792] 0*256kB 
[  254.303842]  __run_timers+0x7e5/0xc70
[  254.309354] 2*512kB 
[  254.311667]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  254.315868] (U) 
[  254.318185]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  254.321958] 0*1024kB 
[  254.324276]  ? timerqueue_add+0x207/0x2b0
[  254.329608] 0*2048kB 
[  254.331577]  ? enqueue_hrtimer+0x1a5/0x560
[  254.336562] 0*4096kB = 13948kB
[  254.338972]  ? lock_release+0x970/0x970
[  254.343098] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  254.345493]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  254.349707] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  254.352881]  ? check_preemption_disabled+0x48/0x200
[  254.356845] 4244 total pagecache pages
[  254.365668]  ? kasan_check_write+0x14/0x20
[  254.370845] 0 pages in swap cache
[  254.379410]  ? pvclock_read_flags+0x160/0x160
[  254.384397] Swap cache stats: add 0, delete 0, find 0/0
[  254.388281]  ? lock_downgrade+0x900/0x900
[  254.392489] Free swap  = 0kB
[  254.395934]  ? trace_hardirqs_on+0xbd/0x310
[  254.400401] Total swap = 0kB
[  254.405770]  ? kvm_sched_clock_read+0x9/0x20
[  254.405787]  ? irq_exit+0x17f/0x1c0
[  254.409913] 1965979 pages RAM
[  254.412927]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.417218] 0 pages HighMem/MovableOnly
[  254.420226]  ? check_preemption_disabled+0x48/0x200
[  254.424607] 342307 pages reserved
[  254.428241]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.431315] 0 pages cma reserved
[  254.436840]  run_timer_softirq+0x52/0xb0
[  254.440849] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  254.445819]  ? __this_cpu_preempt_check+0x1c/0x1f
[  254.449329] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  254.454795]  __do_softirq+0x30b/0xad8
[  254.458137] syz-executor2 cpuset=
[  254.462198]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  254.468657] syz2
[  254.473489]  ? pvclock_read_flags+0x160/0x160
[  254.483974]  mems_allowed=0
[  254.487779]  ? lapic_next_event+0x5a/0x90
[  254.509785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.515316]  ? clockevents_program_event+0x140/0x370
[  254.520416]  ? kvm_clock_read+0x18/0x30
[  254.524386]  ? kvm_sched_clock_read+0x9/0x20
[  254.528805]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.534365]  ? check_preemption_disabled+0x48/0x200
[  254.539393]  irq_exit+0x17f/0x1c0
[  254.542838]  smp_apic_timer_interrupt+0x1cb/0x760
[  254.547674]  ? smp_reschedule_interrupt+0x109/0x650
[  254.552701]  ? smp_call_function_single_interrupt+0x650/0x650
[  254.558603]  ? interrupt_entry+0xb5/0xf0
[  254.562675]  ? trace_hardirqs_off_caller+0xbb/0x310
[  254.567685]  ? trace_hardirqs_off_caller+0xbb/0x310
[  254.572698]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  254.577531]  ? trace_hardirqs_on_caller+0x310/0x310
[  254.582538]  ? trace_hardirqs_on_caller+0x310/0x310
[  254.587551]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.593082]  ? check_preemption_disabled+0x48/0x200
[  254.598100]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.603652]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  254.608491]  apic_timer_interrupt+0xf/0x20
[  254.612713]  </IRQ>
[  254.614953] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  254.620153] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  254.639043] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  254.646750] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  254.654047] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  254.661310] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  254.668570] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  254.675833] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  254.683128]  ? trace_hardirqs_on+0x9a/0x310
[  254.687443]  ? trace_hardirqs_on+0xb4/0x310
[  254.691783]  retint_kernel+0x1b/0x2d
[  254.695508] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  254.700772] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  254.719663] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  254.727365] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  254.734628] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  254.741892] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  254.749152] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  254.756415] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  254.763709]  ? trace_hardirqs_on+0x9a/0x310
[  254.768023]  ? arch_local_irq_restore+0x45/0x52
[  254.772687]  dump_stack+0x26a/0x2b4
[  254.776351]  ? dump_stack_print_info.cold.2+0x52/0x52
[  254.781540]  ? mark_held_locks+0x130/0x130
[  254.785787]  ? mark_held_locks+0x130/0x130
[  254.790037]  dump_header+0x27b/0xf72
[  254.793755]  ? rcu_read_unlock+0x16/0x60
[  254.797823]  ? pagefault_out_of_memory+0x197/0x197
[  254.802754]  ? mark_held_locks+0x130/0x130
[  254.807001]  ? percpu_ref_put_many+0x13e/0x260
[  254.811583]  ? mem_cgroup_charge_statistics+0x780/0x780
[  254.816949]  ? mem_cgroup_iter+0x1f7/0x1160
[  254.821285]  ? mark_held_locks+0x130/0x130
[  254.825524]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.831057]  ? task_will_free_mem+0x239/0xb30
[  254.835555]  ? ___ratelimit+0x36f/0x655
[  254.839523]  ? lock_downgrade+0x900/0x900
[  254.843670]  ? trace_hardirqs_on+0xbd/0x310
[  254.847984]  ? kasan_check_read+0x11/0x20
[  254.852124]  ? ___ratelimit+0x36f/0x655
[  254.856092]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  254.861536]  ? trace_hardirqs_on+0x310/0x310
[  254.865969]  ? lock_downgrade+0x900/0x900
[  254.870113]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  254.875223]  ? ___ratelimit+0xaa/0x655
[  254.879108]  ? idr_get_free+0xec0/0xec0
[  254.883075]  ? kasan_check_write+0x14/0x20
[  254.887301]  ? do_raw_spin_lock+0xc1/0x200
[  254.891530]  oom_kill_process.cold.27+0x10/0x903
[  254.896298]  ? lock_downgrade+0x900/0x900
[  254.900444]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  254.906239]  ? oom_evaluate_task+0x540/0x540
[  254.910648]  ? shrink_node+0x16b0/0x16b0
[  254.914704]  ? oom_unkillable_task+0x383/0x580
[  254.919279]  ? out_of_memory+0x974/0x1430
[  254.923421]  ? lock_downgrade+0x900/0x900
[  254.927567]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  254.933374]  ? __cpuset_node_allowed+0x19b/0x660
[  254.938140]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.943674]  ? oom_evaluate_task+0x302/0x540
[  254.948081]  out_of_memory+0xa84/0x1430
[  254.952058]  ? oom_killer_disable+0x3a0/0x3a0
[  254.956550]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  254.961472]  ? __mutex_add_waiter+0x2a0/0x2a0
[  254.965965]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  254.970978]  ? find_next_bit+0x104/0x130
[  254.975154]  __alloc_pages_slowpath+0x2318/0x2d80
[  254.980013]  ? warn_alloc+0x120/0x120
[  254.983810]  ? __radix_tree_lookup+0x4c0/0x4c0
[  254.988408]  ? find_get_entry+0x2f2/0xc40
[  254.992554]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  254.997478]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.003023]  ? should_fail+0x22d/0xd01
[  255.006905]  ? ___might_sleep+0x1ed/0x300
[  255.011046]  ? lock_release+0x970/0x970
[  255.015014]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  255.020110]  ? debug_smp_processor_id+0x1c/0x20
[  255.024781]  ? __might_sleep+0x95/0x190
[  255.028764]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  255.033606]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  255.038615]  ? lock_downgrade+0x900/0x900
[  255.042763]  ? ___might_sleep+0x1ed/0x300
[  255.046902]  ? lock_release+0x970/0x970
[  255.050882]  ? arch_local_save_flags+0x40/0x40
[  255.055456]  ? finish_task_switch+0x1f5/0x900
[  255.059949]  ? __might_sleep+0x95/0x190
[  255.063918]  __alloc_pages_nodemask+0xa80/0xde0
[  255.068601]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  255.073616]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  255.079870]  ? kasan_check_write+0x14/0x20
[  255.084107]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  255.088778]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.094312]  ? __do_page_cache_readahead+0x7ce/0x980
[  255.099420]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  255.104950]  alloc_pages_current+0x10c/0x210
[  255.109399]  ? lock_downgrade+0x900/0x900
[  255.113563]  __page_cache_alloc+0x38f/0x5b0
[  255.117886]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  255.123682]  ? ext4_filemap_fault+0x82/0xad
[  255.127999]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  255.132665]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.138195]  ? check_preemption_disabled+0x48/0x200
[  255.143205]  filemap_fault+0x1594/0x25f0
[  255.147283]  ? __lock_page_or_retry+0xa00/0xa00
[  255.151962]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  255.157766]  ? unwind_dump+0x190/0x190
[  255.161657]  ? is_bpf_text_address+0xd3/0x170
[  255.166204]  ? filemap_map_pages+0xdea/0x1980
[  255.170709]  ? find_get_pages_range_tag+0x1320/0x1320
[  255.175890]  ? save_stack+0xa9/0xd0
[  255.179522]  ? save_stack+0x43/0xd0
[  255.183143]  ? __kasan_slab_free+0x102/0x150
[  255.187548]  ? __sigqueue_free.part.27+0x7d/0xa0
[  255.192298]  ? __dequeue_signal+0x530/0x7d0
[  255.196609]  ? dequeue_signal+0x26c/0x630
[  255.200757]  ? get_signal+0x3ec/0x1980
[  255.204657]  ? do_signal+0x9c/0x21e0
[  255.208367]  ? exit_to_usermode_loop+0x2e5/0x380
[  255.213120]  ? mark_held_locks+0x130/0x130
[  255.217351]  ? trace_hardirqs_on+0x310/0x310
[  255.221764]  ? lock_acquire+0x1ed/0x520
[  255.225734]  ? ext4_filemap_fault+0x7a/0xad
[  255.230065]  ? lock_release+0x970/0x970
[  255.234051]  ? arch_local_save_flags+0x40/0x40
[  255.238643]  ? mark_held_locks+0x130/0x130
[  255.242889]  ? trace_hardirqs_off+0xb8/0x310
[  255.247337]  ? down_read+0xb0/0x1d0
[  255.250970]  ? ext4_filemap_fault+0x7a/0xad
[  255.255285]  ? __down_interruptible+0x700/0x700
[  255.259945]  ? kmem_cache_free+0x21a/0x290
[  255.264188]  ? __sigqueue_free.part.27+0x7d/0xa0
[  255.268944]  ? __dequeue_signal+0xf9/0x7d0
[  255.273183]  ext4_filemap_fault+0x82/0xad
[  255.277324]  __do_fault+0x100/0x6b0
[  255.280945]  ? print_bad_pte+0x6c0/0x6c0
[  255.285016]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.290547]  ? pmd_val+0x88/0x100
[  255.294008]  ? add_mm_counter_fast+0xd0/0xd0
[  255.298425]  ? pmd_val+0x88/0x100
[  255.301872]  ? add_mm_counter_fast+0xd0/0xd0
[  255.306274]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.311853]  __handle_mm_fault+0x3709/0x53e0
[  255.316288]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  255.321126]  ? kasan_check_write+0x14/0x20
[  255.325360]  ? do_raw_spin_lock+0xc1/0x200
[  255.329596]  ? _raw_spin_unlock_irq+0x60/0x80
[  255.334085]  ? __set_current_blocked+0xe4/0x120
[  255.338766]  ? lock_acquire+0x1ed/0x520
[  255.342753]  ? handle_mm_fault+0x42a/0xc70
[  255.347004]  ? lock_downgrade+0x900/0x900
[  255.351171]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  255.356986]  ? __do_page_fault+0x67d/0xed0
[  255.361223]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  255.366675]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.372219]  ? check_preemption_disabled+0x48/0x200
[  255.377235]  handle_mm_fault+0x54f/0xc70
[  255.381314]  ? __handle_mm_fault+0x53e0/0x53e0
[  255.385890]  ? find_vma+0x34/0x190
[  255.389429]  __do_page_fault+0x67d/0xed0
[  255.393490]  ? mm_fault_error+0x380/0x380
[  255.397634]  ? syscall_slow_exit_work+0x520/0x520
[  255.402478]  do_page_fault+0xf2/0x7e0
[  255.406279]  ? vmalloc_sync_all+0x30/0x30
[  255.410422]  ? error_entry+0x70/0xd0
[  255.414131]  ? trace_hardirqs_off_caller+0xbb/0x310
[  255.419140]  ? trace_hardirqs_on_caller+0xc0/0x310
[  255.424076]  ? syscall_return_slowpath+0x5e0/0x5e0
[  255.428998]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.433834]  ? trace_hardirqs_on_caller+0x310/0x310
[  255.438848]  ? trace_hardirqs_off+0x310/0x310
[  255.443339]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  255.448346]  ? prepare_exit_to_usermode+0x291/0x3b0
[  255.453367]  ? page_fault+0x8/0x30
[  255.456924]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.461768]  ? page_fault+0x8/0x30
[  255.465305]  page_fault+0x1e/0x30
[  255.468757] RIP: 0033:0x45db60
[  255.471959] Code: Bad RIP value.
[  255.475347] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  255.480704] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  255.487968] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  255.495228] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  255.502509] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  255.509778] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  255.517066] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  255.517147] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  255.524378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  255.530946] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  255.540205] Call Trace:
[  255.550409] syz-fuzzer cpuset=
[  255.552986]  <IRQ>
[  255.552987] / mems_allowed=0
[  255.556178]  dump_stack+0x1c4/0x2b4
[  255.564972]  ? dump_stack_print_info.cold.2+0x52/0x52
[  255.570171]  warn_alloc.cold.119+0xb7/0x1bd
[  255.574488]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  255.579322]  ? lock_downgrade+0x900/0x900
[  255.583466]  ? trace_hardirqs_off+0xb8/0x310
[  255.587872]  ? trace_hardirqs_off+0xb8/0x310
[  255.592280]  __alloc_pages_slowpath+0x2667/0x2d80
[  255.597131]  ? warn_alloc+0x120/0x120
[  255.600975]  ? trace_hardirqs_on+0x310/0x310
[  255.605380]  ? warn_alloc+0x120/0x120
[  255.609228]  ? warn_alloc+0x120/0x120
[  255.613021]  ? ktime_get+0x2e1/0x440
[  255.616727]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.622269]  ? check_preemption_disabled+0x48/0x200
[  255.627299]  ? kasan_check_read+0x11/0x20
[  255.631477]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.637029]  ? should_fail+0x22d/0xd01
[  255.640928]  ? rcu_bh_qs+0xc0/0xc0
[  255.644464]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  255.649561]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.655094]  ? should_fail+0x22d/0xd01
[  255.658994]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  255.664092]  ? should_fail+0x22d/0xd01
[  255.667973]  ? rcu_idle_enter+0x4b0/0x4b0
[  255.672115]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  255.677217]  ? mark_held_locks+0x130/0x130
[  255.681444]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.686975]  ? mark_held_locks+0x130/0x130
[  255.691203]  ? rcu_irq_exit+0xce/0x100
[  255.695086]  ? irq_exit+0xbd/0x1c0
[  255.698619]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  255.703629]  ? do_raw_spin_unlock+0xa7/0x2f0
[  255.708088]  ? smp_call_function_single_interrupt+0x650/0x650
[  255.713967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.719497]  ? ret_from_intr+0xb/0x1e
[  255.723287]  ? retint_kernel+0x2d/0x2d
[  255.727168]  ? trace_hardirqs_on_caller+0xc0/0x310
[  255.732091]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  255.736857]  ? trace_hardirqs_off+0x310/0x310
[  255.741363]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  255.746470]  __alloc_pages_nodemask+0xa80/0xde0
[  255.751132]  ? should_fail+0x22d/0xd01
[  255.755033]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  255.760072]  ? ____cache_alloc_node+0x1c7/0x1e0
[  255.764737]  ? lock_downgrade+0x900/0x900
[  255.768899]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.774435]  cache_grow_begin+0x91/0x8c0
[  255.778502]  ? do_raw_spin_unlock+0xa7/0x2f0
[  255.782907]  fallback_alloc+0x203/0x2e0
[  255.786880]  ____cache_alloc_node+0x1c7/0x1e0
[  255.791378]  kmem_cache_alloc_node+0xe3/0x730
[  255.795871]  ? ipv6_get_ifaddr+0x42e/0x620
[  255.800119]  __alloc_skb+0x119/0x770
[  255.803834]  ? skb_scrub_packet+0x490/0x490
[  255.808146]  ? lock_downgrade+0x900/0x900
[  255.812286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.817860]  ? refcount_sub_and_test_checked+0x203/0x310
[  255.823322]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  255.828771]  ? addrconf_rs_timer+0x690/0x690
[  255.833179]  ndisc_alloc_skb+0x144/0x340
[  255.837240]  ndisc_send_rs+0x331/0x6e0
[  255.841124]  addrconf_rs_timer+0x314/0x690
[  255.845355]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.849597]  call_timer_fn+0x272/0x920
[  255.853479]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.857711]  ? process_timeout+0x40/0x40
[  255.861771]  ? trace_hardirqs_off+0xb8/0x310
[  255.866170]  ? kasan_check_read+0x11/0x20
[  255.870331]  ? do_raw_spin_unlock+0xa7/0x2f0
[  255.874734]  ? trace_hardirqs_on+0x310/0x310
[  255.879151]  ? __run_timers+0x7da/0xc70
[  255.883118]  ? lock_downgrade+0x900/0x900
[  255.887263]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  255.892363]  ? trace_hardirqs_on+0xbd/0x310
[  255.896674]  ? kasan_check_read+0x11/0x20
[  255.900817]  ? __run_timers+0x7da/0xc70
[  255.904802]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  255.910245]  ? kasan_check_write+0x14/0x20
[  255.914478]  ? do_raw_spin_lock+0xc1/0x200
[  255.918707]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.922934]  __run_timers+0x7e5/0xc70
[  255.926737]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  255.932112]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  255.937123]  ? timerqueue_add+0x207/0x2b0
[  255.941271]  ? enqueue_hrtimer+0x1a5/0x560
[  255.945496]  ? lock_release+0x970/0x970
[  255.949477]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  255.954663]  ? kasan_check_write+0x14/0x20
[  255.958897]  ? pvclock_read_flags+0x160/0x160
[  255.963416]  ? lock_downgrade+0x900/0x900
[  255.967564]  ? trace_hardirqs_on+0xbd/0x310
[  255.971894]  ? kvm_sched_clock_read+0x9/0x20
[  255.976326]  ? irq_exit+0x17f/0x1c0
[  255.979947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.985477]  ? check_preemption_disabled+0x48/0x200
[  255.990485]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.996016]  run_timer_softirq+0x52/0xb0
[  256.000073]  ? __this_cpu_preempt_check+0x1c/0x1f
[  256.004906]  __do_softirq+0x30b/0xad8
[  256.008702]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  256.013855]  ? pvclock_read_flags+0x160/0x160
[  256.018344]  ? lapic_next_event+0x5a/0x90
[  256.022491]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.028023]  ? clockevents_program_event+0x140/0x370
[  256.033127]  ? kvm_clock_read+0x18/0x30
[  256.037097]  ? kvm_sched_clock_read+0x9/0x20
[  256.041499]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.047058]  ? check_preemption_disabled+0x48/0x200
[  256.052077]  irq_exit+0x17f/0x1c0
[  256.055523]  smp_apic_timer_interrupt+0x1cb/0x760
[  256.060356]  ? smp_reschedule_interrupt+0x109/0x650
[  256.065388]  ? smp_call_function_single_interrupt+0x650/0x650
[  256.071271]  ? interrupt_entry+0xb5/0xf0
[  256.075325]  ? trace_hardirqs_off_caller+0xbb/0x310
[  256.080337]  ? trace_hardirqs_off_caller+0xbb/0x310
[  256.085349]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.090201]  ? trace_hardirqs_on_caller+0x310/0x310
[  256.095236]  ? trace_hardirqs_on_caller+0x310/0x310
[  256.100259]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.105788]  ? check_preemption_disabled+0x48/0x200
[  256.110802]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.115645]  apic_timer_interrupt+0xf/0x20
[  256.119868]  </IRQ>
[  256.122105] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  256.127980] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  256.146870] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  256.154589] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  256.161854] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  256.169137] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  256.176415] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  256.183673] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  256.190941]  ? trace_hardirqs_on+0xb4/0x310
[  256.195260]  ? save_stack+0xa9/0xd0
[  256.198914]  __kmalloc_node_track_caller+0x33/0x70
[  256.203852]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  256.208646]  pskb_expand_head+0x230/0x10f0
[  256.212876]  ? lock_downgrade+0x900/0x900
[  256.217019]  ? check_preemption_disabled+0x48/0x200
[  256.222041]  ? memcpy+0x45/0x50
[  256.225316]  ? __copy_skb_header+0x350/0x6b0
[  256.229714]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  256.234205]  ? skb_checksum+0x140/0x140
[  256.238176]  ? trace_hardirqs_on+0xbd/0x310
[  256.242489]  ? skb_clone+0x1bb/0x500
[  256.246197]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  256.251634]  ? kasan_unpoison_shadow+0x35/0x50
[  256.256206]  ? kasan_check_write+0x14/0x20
[  256.260433]  ? __skb_clone+0x6c7/0xa00
[  256.264313]  ? __copy_skb_header+0x6b0/0x6b0
[  256.268740]  ? kmem_cache_alloc+0x306/0x730
[  256.273082]  skb_ensure_writable+0x3dd/0x640
[  256.277501]  ? skb_cow_data+0xf10/0xf10
[  256.281482]  ? check_preemption_disabled+0x48/0x200
[  256.286490]  ? __this_cpu_preempt_check+0x1c/0x1f
[  256.291345]  ? __bpf_redirect+0x54b/0xb20
[  256.295492]  ? __switch_to_asm+0x34/0x70
[  256.299548]  bpf_clone_redirect+0x14a/0x490
[  256.303868]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  256.308877]  ? __sched_text_start+0x8/0x8
[  256.313015]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  256.317776]  ? retint_kernel+0x2d/0x2d
[  256.321657]  ? trace_hardirqs_on_caller+0xc0/0x310
[  256.326578]  ? retint_kernel+0x2d/0x2d
[  256.330460]  ? trace_hardirqs_on_caller+0xc0/0x310
[  256.335383]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  256.340138]  ? trace_hardirqs_off+0x310/0x310
[  256.344641]  ? retint_kernel+0x1b/0x2d
[  256.348542]  ? lock_acquire+0x1ed/0x520
[  256.352511]  ? bpf_test_run+0x3cb/0x780
[  256.356478]  ? lock_downgrade+0x900/0x900
[  256.360627]  ? lock_release+0x970/0x970
[  256.364600]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  256.370397]  ? preempt_schedule_common+0x1f/0xd0
[  256.375151]  ? preempt_schedule+0x4d/0x60
[  256.379290]  ? ___preempt_schedule+0x16/0x18
[  256.383693]  ? bpf_test_run+0x25d/0x780
[  256.387667]  ? netlink_diag_dump+0x2a0/0x2a0
[  256.392068]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.397594]  ? bpf_test_init.isra.9+0x70/0x100
[  256.402172]  ? bpf_prog_test_run_skb+0x634/0xb40
[  256.406943]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  256.411786]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  256.417314]  ? fput+0x130/0x1a0
[  256.420584]  ? __bpf_prog_get+0x9b/0x290
[  256.424638]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  256.429471]  ? bpf_prog_test_run+0x130/0x1a0
[  256.433881]  ? __x64_sys_bpf+0x3d8/0x510
[  256.437976]  ? bpf_prog_get+0x20/0x20
[  256.441788]  ? __x64_sys_futex+0x4bc/0x6a0
[  256.446025]  ? do_syscall_64+0x1b9/0x820
[  256.450078]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  256.455470]  ? syscall_return_slowpath+0x5e0/0x5e0
[  256.460426]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.465262]  ? trace_hardirqs_on_caller+0x310/0x310
[  256.470275]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  256.475286]  ? prepare_exit_to_usermode+0x291/0x3b0
[  256.480299]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.485138]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  256.490500] warn_alloc_show_mem: 1 callbacks suppressed
[  256.490511] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  256.490512] Mem-Info:
[  256.490540] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  256.490540]  active_file:17 inactive_file:13 isolated_file:0
[  256.490540]  unevictable:0 dirty:0 writeback:0 unstable:0
[  256.490540]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  256.490540]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  256.490540]  free:13756 free_pcp:276 free_cma:0
[  256.495876] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  256.502886] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  256.505281] Call Trace:
[  256.538228] Node 0 
[  256.547564]  <IRQ>
[  256.575326] 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
[  256.577876]  dump_stack+0x1c4/0x2b4
[  256.580102] lowmem_reserve[]:
[  256.582270]  ? dump_stack_print_info.cold.2+0x52/0x52
[  256.607767]  0
[  256.611389]  warn_alloc.cold.119+0xb7/0x1bd
[  256.614462]  2819
[  256.619657]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  256.621429]  6323
[  256.625768]  ? lock_downgrade+0x900/0x900
[  256.627832]  6323
[  256.632665]  ? trace_hardirqs_off+0xb8/0x310
[  256.638829]  ? trace_hardirqs_off+0xb8/0x310
[  256.640879] Node 0 
[  256.645309]  __alloc_pages_slowpath+0x2667/0x2d80
[  256.649740] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  256.651985]  ? warn_alloc+0x120/0x120
[  256.656791] lowmem_reserve[]:
[  256.684129]  ? trace_hardirqs_on+0x310/0x310
[  256.687899]  0
[  256.691006]  ? warn_alloc+0x120/0x120
[  256.695388]  0
[  256.697177]  ? warn_alloc+0x120/0x120
[  256.700948]  3503
[  256.702765]  ? ktime_get+0x2e1/0x440
[  256.702781]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.706557]  3503
[  256.708642]  ? check_preemption_disabled+0x48/0x200
[  256.717848]  ? kasan_check_read+0x11/0x20
[  256.719916] Node 0 
[  256.724936]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.729082] Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  256.731295]  ? should_fail+0x22d/0xd01
[  256.736807] lowmem_reserve[]:
[  256.765269]  ? rcu_bh_qs+0xc0/0xc0
[  256.769142]  0
[  256.772240]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  256.775759]  0
[  256.777551]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.782634]  0
[  256.784425]  ? should_fail+0x22d/0xd01
[  256.789953]  0
[  256.791751]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  256.797432]  ? should_fail+0x22d/0xd01
[  256.802503] Node 0 
[  256.806373]  ? rcu_idle_enter+0x4b0/0x4b0
[  256.806375] DMA: 1*4kB 
[  256.808608]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  256.812727] (U) 
[  256.815306]  ? mark_held_locks+0x130/0x130
[  256.820381] 0*8kB 
[  256.822349]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.826558] 0*16kB 
[  256.828699]  ? mark_held_locks+0x130/0x130
[  256.834209] 1*32kB 
[  256.836435]  ? rcu_irq_exit+0xce/0x100
[  256.840644] (U) 
[  256.842876]  ? irq_exit+0xbd/0x1c0
[  256.846738] 2*64kB 
[  256.848710]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  256.852224] (U) 
[  256.854457]  ? do_raw_spin_unlock+0xa7/0x2f0
[  256.859446] 1*128kB 
[  256.861413]  ? smp_call_function_single_interrupt+0x650/0x650
[  256.865793] (U) 
[  256.868106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.873965] 1*256kB 
[  256.875928]  ? ret_from_intr+0xb/0x1e
[  256.881433] (U) 
[  256.883757]  ? retint_kernel+0x2d/0x2d
[  256.887531] 0*512kB 
[  256.889509]  ? trace_hardirqs_on_caller+0xc0/0x310
[  256.893366] 1*1024kB 
[  256.895717]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  256.900626] (U) 
[  256.903024]  ? trace_hardirqs_off+0x310/0x310
[  256.907773] 1*2048kB 
[  256.909736]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  256.914210] (M) 
[  256.916612]  __alloc_pages_nodemask+0xa80/0xde0
[  256.921683] 3*4096kB 
[  256.923652]  ? should_fail+0x22d/0xd01
[  256.928294] (M) 
[  256.930691]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  256.934550] = 15908kB
[  256.936519]  ? ____cache_alloc_node+0x1c7/0x1e0
[  256.941495] Node 0 
[  256.943935]  ? lock_downgrade+0x900/0x900
[  256.949103] DMA32: 2*4kB 
[  256.951338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.955471] (M) 
[  256.958233]  cache_grow_begin+0x91/0x8c0
[  256.963750] 1*8kB 
[  256.965713]  ? do_raw_spin_unlock+0xa7/0x2f0
[  256.969741] (M) 
[  256.971891]  fallback_alloc+0x203/0x2e0
[  256.976272] 2*16kB 
[  256.978238]  ____cache_alloc_node+0x1c7/0x1e0
[  256.982187] (M) 
[  256.984414]  kmem_cache_alloc_node+0xe3/0x730
[  256.988884] 3*32kB 
[  256.990848]  ? ipv6_get_ifaddr+0x42e/0x620
[  256.995316] (MH) 
[  256.997548]  __alloc_skb+0x119/0x770
[  257.001762] 5*64kB 
[  257.003816]  ? skb_scrub_packet+0x490/0x490
[  257.007500] (MH) 
[  257.009730]  ? lock_downgrade+0x900/0x900
[  257.014033] 3*128kB 
[  257.016088]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.020220] (M) 
[  257.022551]  ? refcount_sub_and_test_checked+0x203/0x310
[  257.028059] 5*256kB 
[  257.030021]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  257.035444] (UMH) 
[  257.037761]  ? addrconf_rs_timer+0x690/0x690
[  257.043189] 5*512kB 
[  257.045325]  ndisc_alloc_skb+0x144/0x340
[  257.049702] (UMH) 
[  257.052014]  ndisc_send_rs+0x331/0x6e0
[  257.056047] 4*1024kB 
[  257.058186]  addrconf_rs_timer+0x314/0x690
[  257.062078] (UMH) 
[  257.064481]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  257.068694] 2*2048kB 
[  257.070834]  call_timer_fn+0x272/0x920
[  257.075037] (M) 
[  257.077919]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  257.081784] 3*4096kB 
[  257.083758]  ? process_timeout+0x40/0x40
[  257.087968] (M) 
[  257.090367]  ? trace_hardirqs_off+0xb8/0x310
[  257.094402] = 25168kB
[  257.096366]  ? kasan_check_read+0x11/0x20
[  257.100752] Node 0 
[  257.103149]  ? do_raw_spin_unlock+0xa7/0x2f0
[  257.107287] Normal: 
[  257.109511]  ? trace_hardirqs_on+0x310/0x310
[  257.113893] 1081*4kB 
[  257.116205]  ? __run_timers+0x7da/0xc70
[  257.120581] (UMEH) 
[  257.122981]  ? lock_downgrade+0x900/0x900
[  257.126929] 387*8kB 
[  257.129157]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  257.133290] (ME) 
[  257.135604]  ? trace_hardirqs_on+0xbd/0x310
[  257.140681] 152*16kB 
[  257.142761]  ? kasan_check_read+0x11/0x20
[  257.147060] (UME) 
[  257.149460]  ? __run_timers+0x7da/0xc70
[  257.153577] 54*32kB 
[  257.155720]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  257.159666] (UME) 
[  257.161976]  ? kasan_check_write+0x14/0x20
[  257.167431] 21*64kB 
[  257.169570]  ? do_raw_spin_lock+0xc1/0x200
[  257.173788] (UM) 
[  257.176107]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  257.180328] 0*128kB 
[  257.182379]  __run_timers+0x7e5/0xc70
[  257.186587] 0*256kB 
[  257.188906]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  257.192676] 2*512kB 
[  257.195013]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  257.200363] (U) 
[  257.202683]  ? timerqueue_add+0x207/0x2b0
[  257.207669] 0*1024kB 
[  257.209631]  ? enqueue_hrtimer+0x1a5/0x560
[  257.213761] 0*2048kB 
[  257.216173]  ? lock_release+0x970/0x970
[  257.220385] 0*4096kB 
[  257.222788]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  257.226735] = 13948kB
[  257.229142]  ? check_preemption_disabled+0x48/0x200
[  257.234308] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  257.236702]  ? kasan_check_write+0x14/0x20
[  257.241697] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  257.250515]  ? pvclock_read_flags+0x160/0x160
[  257.254724] 4244 total pagecache pages
[  257.263293]  ? lock_downgrade+0x900/0x900
[  257.267767] 0 pages in swap cache
[  257.271644]  ? trace_hardirqs_on+0xbd/0x310
[  257.275777] Swap cache stats: add 0, delete 0, find 0/0
[  257.279233]  ? kvm_sched_clock_read+0x9/0x20
[  257.283540] Free swap  = 0kB
[  257.288891]  ? irq_exit+0x17f/0x1c0
[  257.293271] Total swap = 0kB
[  257.296283]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.299882] 1965979 pages RAM
[  257.302890]  ? check_preemption_disabled+0x48/0x200
[  257.308415] 0 pages HighMem/MovableOnly
[  257.311511]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.316499] 342307 pages reserved
[  257.320464]  run_timer_softirq+0x52/0xb0
[  257.325986] 0 pages cma reserved
[  257.329444]  ? __this_cpu_preempt_check+0x1c/0x1f
[  257.333546] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  257.336852]  __do_softirq+0x30b/0xad8
[  257.341751] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  257.348176]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  257.351955] syz-executor2 cpuset=
[  257.362429]  ? pvclock_read_flags+0x160/0x160
[  257.367512] syz2
[  257.370957]  ? lapic_next_event+0x5a/0x90
[  257.375426]  mems_allowed=0
[  257.377396]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.389971]  ? clockevents_program_event+0x140/0x370
[  257.395121]  ? kvm_clock_read+0x18/0x30
[  257.399091]  ? kvm_sched_clock_read+0x9/0x20
[  257.403497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.409041]  ? check_preemption_disabled+0x48/0x200
[  257.414058]  irq_exit+0x17f/0x1c0
[  257.417505]  smp_apic_timer_interrupt+0x1cb/0x760
[  257.422342]  ? smp_reschedule_interrupt+0x109/0x650
[  257.427351]  ? smp_call_function_single_interrupt+0x650/0x650
[  257.433266]  ? interrupt_entry+0xb5/0xf0
[  257.437356]  ? trace_hardirqs_off_caller+0xbb/0x310
[  257.442366]  ? trace_hardirqs_off_caller+0xbb/0x310
[  257.447383]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  257.452218]  ? trace_hardirqs_on_caller+0x310/0x310
[  257.457232]  ? trace_hardirqs_on_caller+0x310/0x310
[  257.462318]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.467868]  ? check_preemption_disabled+0x48/0x200
[  257.472879]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.478430]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  257.483280]  apic_timer_interrupt+0xf/0x20
[  257.487506]  </IRQ>
[  257.489737] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  257.494984] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  257.513981] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  257.521689] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  257.528959] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  257.536221] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  257.543482] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  257.550753] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  257.558055]  ? trace_hardirqs_on+0x9a/0x310
[  257.562371]  ? trace_hardirqs_on+0xb4/0x310
[  257.566698]  retint_kernel+0x1b/0x2d
[  257.570411] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  257.575705] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  257.594618] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  257.602336] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  257.609629] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  257.616891] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  257.624163] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  257.631423] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  257.638712]  ? trace_hardirqs_on+0x9a/0x310
[  257.643035]  ? arch_local_irq_restore+0x45/0x52
[  257.647699]  dump_stack+0x26a/0x2b4
[  257.651323]  ? dump_stack_print_info.cold.2+0x52/0x52
[  257.656511]  ? mark_held_locks+0x130/0x130
[  257.660759]  ? mark_held_locks+0x130/0x130
[  257.665013]  dump_header+0x27b/0xf72
[  257.668723]  ? rcu_read_unlock+0x16/0x60
[  257.672824]  ? pagefault_out_of_memory+0x197/0x197
[  257.677760]  ? mark_held_locks+0x130/0x130
[  257.681994]  ? percpu_ref_put_many+0x13e/0x260
[  257.686568]  ? mem_cgroup_charge_statistics+0x780/0x780
[  257.691932]  ? mem_cgroup_iter+0x1f7/0x1160
[  257.696246]  ? mark_held_locks+0x130/0x130
[  257.700488]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.706062]  ? task_will_free_mem+0x239/0xb30
[  257.710557]  ? ___ratelimit+0x36f/0x655
[  257.714531]  ? lock_downgrade+0x900/0x900
[  257.718677]  ? trace_hardirqs_on+0xbd/0x310
[  257.722994]  ? kasan_check_read+0x11/0x20
[  257.727149]  ? ___ratelimit+0x36f/0x655
[  257.731120]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  257.736569]  ? trace_hardirqs_on+0x310/0x310
[  257.740986]  ? lock_downgrade+0x900/0x900
[  257.745146]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  257.750249]  ? ___ratelimit+0xaa/0x655
[  257.754155]  ? idr_get_free+0xec0/0xec0
[  257.758126]  ? kasan_check_write+0x14/0x20
[  257.762363]  ? do_raw_spin_lock+0xc1/0x200
[  257.766594]  oom_kill_process.cold.27+0x10/0x903
[  257.771347]  ? lock_downgrade+0x900/0x900
[  257.775500]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  257.781295]  ? oom_evaluate_task+0x540/0x540
[  257.785701]  ? shrink_node+0x16b0/0x16b0
[  257.789766]  ? oom_unkillable_task+0x383/0x580
[  257.794343]  ? out_of_memory+0x974/0x1430
[  257.798483]  ? lock_downgrade+0x900/0x900
[  257.802627]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  257.808418]  ? __cpuset_node_allowed+0x19b/0x660
[  257.813200]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.818770]  ? oom_evaluate_task+0x302/0x540
[  257.823175]  out_of_memory+0xa84/0x1430
[  257.827164]  ? oom_killer_disable+0x3a0/0x3a0
[  257.831712]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  257.836779]  ? __mutex_add_waiter+0x2a0/0x2a0
[  257.841288]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  257.846298]  ? find_next_bit+0x104/0x130
[  257.850363]  __alloc_pages_slowpath+0x2318/0x2d80
[  257.855285]  ? warn_alloc+0x120/0x120
[  257.859086]  ? __radix_tree_lookup+0x4c0/0x4c0
[  257.863675]  ? find_get_entry+0x2f2/0xc40
[  257.867840]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  257.872768]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.878303]  ? should_fail+0x22d/0xd01
[  257.882187]  ? ___might_sleep+0x1ed/0x300
[  257.886339]  ? lock_release+0x970/0x970
[  257.890323]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  257.895427]  ? debug_smp_processor_id+0x1c/0x20
[  257.900104]  ? __might_sleep+0x95/0x190
[  257.904089]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  257.908936]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  257.913956]  ? lock_downgrade+0x900/0x900
[  257.918136]  ? ___might_sleep+0x1ed/0x300
[  257.922275]  ? lock_release+0x970/0x970
[  257.926268]  ? arch_local_save_flags+0x40/0x40
[  257.930846]  ? finish_task_switch+0x1f5/0x900
[  257.935345]  ? __might_sleep+0x95/0x190
[  257.939315]  __alloc_pages_nodemask+0xa80/0xde0
[  257.943981]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  257.948992]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  257.954781]  ? kasan_check_write+0x14/0x20
[  257.959020]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  257.963689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.969220]  ? __do_page_cache_readahead+0x7ce/0x980
[  257.974359]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  257.979930]  alloc_pages_current+0x10c/0x210
[  257.984337]  ? lock_downgrade+0x900/0x900
[  257.988481]  __page_cache_alloc+0x38f/0x5b0
[  257.992809]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  257.998605]  ? ext4_filemap_fault+0x82/0xad
[  258.002923]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  258.007584]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.013135]  ? check_preemption_disabled+0x48/0x200
[  258.018151]  filemap_fault+0x1594/0x25f0
[  258.022214]  ? __lock_page_or_retry+0xa00/0xa00
[  258.026894]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  258.032711]  ? unwind_dump+0x190/0x190
[  258.036598]  ? is_bpf_text_address+0xd3/0x170
[  258.041088]  ? filemap_map_pages+0xdea/0x1980
[  258.045588]  ? find_get_pages_range_tag+0x1320/0x1320
[  258.050779]  ? save_stack+0xa9/0xd0
[  258.054404]  ? save_stack+0x43/0xd0
[  258.058023]  ? __kasan_slab_free+0x102/0x150
[  258.062427]  ? __sigqueue_free.part.27+0x7d/0xa0
[  258.067182]  ? __dequeue_signal+0x530/0x7d0
[  258.071497]  ? dequeue_signal+0x26c/0x630
[  258.075635]  ? get_signal+0x3ec/0x1980
[  258.079533]  ? do_signal+0x9c/0x21e0
[  258.083265]  ? exit_to_usermode_loop+0x2e5/0x380
[  258.088022]  ? mark_held_locks+0x130/0x130
[  258.092248]  ? trace_hardirqs_on+0x310/0x310
[  258.096675]  ? lock_acquire+0x1ed/0x520
[  258.100639]  ? ext4_filemap_fault+0x7a/0xad
[  258.104957]  ? lock_release+0x970/0x970
[  258.108930]  ? arch_local_save_flags+0x40/0x40
[  258.113510]  ? mark_held_locks+0x130/0x130
[  258.117741]  ? trace_hardirqs_off+0xb8/0x310
[  258.122175]  ? down_read+0xb0/0x1d0
[  258.125807]  ? ext4_filemap_fault+0x7a/0xad
[  258.130122]  ? __down_interruptible+0x700/0x700
[  258.134803]  ? kmem_cache_free+0x21a/0x290
[  258.139036]  ? __sigqueue_free.part.27+0x7d/0xa0
[  258.143787]  ? __dequeue_signal+0xf9/0x7d0
[  258.148028]  ext4_filemap_fault+0x82/0xad
[  258.152173]  __do_fault+0x100/0x6b0
[  258.155797]  ? print_bad_pte+0x6c0/0x6c0
[  258.159860]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.165395]  ? pmd_val+0x88/0x100
[  258.168841]  ? add_mm_counter_fast+0xd0/0xd0
[  258.173246]  ? pmd_val+0x88/0x100
[  258.176695]  ? add_mm_counter_fast+0xd0/0xd0
[  258.181100]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.186632]  __handle_mm_fault+0x3709/0x53e0
[  258.191079]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  258.195915]  ? kasan_check_write+0x14/0x20
[  258.200142]  ? do_raw_spin_lock+0xc1/0x200
[  258.204373]  ? _raw_spin_unlock_irq+0x60/0x80
[  258.208863]  ? __set_current_blocked+0xe4/0x120
[  258.213534]  ? lock_acquire+0x1ed/0x520
[  258.217503]  ? handle_mm_fault+0x42a/0xc70
[  258.221735]  ? lock_downgrade+0x900/0x900
[  258.225901]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  258.231695]  ? __do_page_fault+0x67d/0xed0
[  258.235928]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  258.241368]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.246893]  ? check_preemption_disabled+0x48/0x200
[  258.251904]  handle_mm_fault+0x54f/0xc70
[  258.255957]  ? __handle_mm_fault+0x53e0/0x53e0
[  258.260535]  ? find_vma+0x34/0x190
[  258.264082]  __do_page_fault+0x67d/0xed0
[  258.268145]  ? mm_fault_error+0x380/0x380
[  258.272292]  ? syscall_slow_exit_work+0x520/0x520
[  258.277144]  do_page_fault+0xf2/0x7e0
[  258.280953]  ? vmalloc_sync_all+0x30/0x30
[  258.285094]  ? error_entry+0x70/0xd0
[  258.288838]  ? trace_hardirqs_off_caller+0xbb/0x310
[  258.293846]  ? trace_hardirqs_on_caller+0xc0/0x310
[  258.298776]  ? syscall_return_slowpath+0x5e0/0x5e0
[  258.303701]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.308538]  ? trace_hardirqs_on_caller+0x310/0x310
[  258.313548]  ? trace_hardirqs_off+0x310/0x310
[  258.318066]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  258.323080]  ? prepare_exit_to_usermode+0x291/0x3b0
[  258.328091]  ? page_fault+0x8/0x30
[  258.331637]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.336476]  ? page_fault+0x8/0x30
[  258.340015]  page_fault+0x1e/0x30
[  258.343460] RIP: 0033:0x45db60
[  258.346645] Code: Bad RIP value.
[  258.350012] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  258.355372] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  258.362637] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  258.369905] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  258.377166] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  258.384428] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  258.391707] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  258.391760] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  258.398996] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  258.399001] Call Trace:
[  258.399006]  <IRQ>
[  258.399020]  dump_stack+0x1c4/0x2b4
[  258.399050]  ? dump_stack_print_info.cold.2+0x52/0x52
[  258.405571] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  258.414880]  warn_alloc.cold.119+0xb7/0x1bd
[  258.417435] syz-fuzzer cpuset=
[  258.419573]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  258.423188] /
[  258.428382]  ? lock_downgrade+0x900/0x900
[  258.438575]  mems_allowed=0
[  258.442883]  ? trace_hardirqs_off+0xb8/0x310
[  258.464057]  ? trace_hardirqs_off+0xb8/0x310
[  258.468464]  __alloc_pages_slowpath+0x2667/0x2d80
[  258.473318]  ? warn_alloc+0x120/0x120
[  258.477115]  ? trace_hardirqs_on+0x310/0x310
[  258.481523]  ? warn_alloc+0x120/0x120
[  258.485325]  ? warn_alloc+0x120/0x120
[  258.489119]  ? ktime_get+0x2e1/0x440
[  258.492823]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.498352]  ? check_preemption_disabled+0x48/0x200
[  258.503364]  ? kasan_check_read+0x11/0x20
[  258.507507]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.513074]  ? should_fail+0x22d/0xd01
[  258.516953]  ? rcu_bh_qs+0xc0/0xc0
[  258.520491]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  258.525586]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.531118]  ? should_fail+0x22d/0xd01
[  258.534999]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  258.540097]  ? should_fail+0x22d/0xd01
[  258.543986]  ? rcu_idle_enter+0x4b0/0x4b0
[  258.548129]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  258.553226]  ? mark_held_locks+0x130/0x130
[  258.557454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.562985]  ? mark_held_locks+0x130/0x130
[  258.567216]  ? rcu_irq_exit+0xce/0x100
[  258.571116]  ? irq_exit+0xbd/0x1c0
[  258.574653]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  258.579676]  ? do_raw_spin_unlock+0xa7/0x2f0
[  258.584110]  ? smp_call_function_single_interrupt+0x650/0x650
[  258.590020]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.595553]  ? ret_from_intr+0xb/0x1e
[  258.599351]  ? retint_kernel+0x2d/0x2d
[  258.603232]  ? trace_hardirqs_on_caller+0xc0/0x310
[  258.608176]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  258.612924]  ? trace_hardirqs_off+0x310/0x310
[  258.617426]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  258.622547]  __alloc_pages_nodemask+0xa80/0xde0
[  258.627228]  ? should_fail+0x22d/0xd01
[  258.631115]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  258.636135]  ? ____cache_alloc_node+0x1c7/0x1e0
[  258.640795]  ? lock_downgrade+0x900/0x900
[  258.644939]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.650471]  cache_grow_begin+0x91/0x8c0
[  258.654529]  ? do_raw_spin_unlock+0xa7/0x2f0
[  258.658939]  fallback_alloc+0x203/0x2e0
[  258.662912]  ____cache_alloc_node+0x1c7/0x1e0
[  258.667404]  kmem_cache_alloc_node+0xe3/0x730
[  258.671895]  ? ipv6_get_ifaddr+0x42e/0x620
[  258.676164]  __alloc_skb+0x119/0x770
[  258.679891]  ? skb_scrub_packet+0x490/0x490
[  258.684210]  ? lock_downgrade+0x900/0x900
[  258.688359]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.693889]  ? refcount_sub_and_test_checked+0x203/0x310
[  258.699338]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  258.704788]  ? addrconf_rs_timer+0x690/0x690
[  258.709196]  ndisc_alloc_skb+0x144/0x340
[  258.713295]  ndisc_send_rs+0x331/0x6e0
[  258.717176]  addrconf_rs_timer+0x314/0x690
[  258.721408]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.725667]  call_timer_fn+0x272/0x920
[  258.729570]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.733801]  ? process_timeout+0x40/0x40
[  258.737858]  ? trace_hardirqs_off+0xb8/0x310
[  258.742268]  ? kasan_check_read+0x11/0x20
[  258.746412]  ? do_raw_spin_unlock+0xa7/0x2f0
[  258.750820]  ? trace_hardirqs_on+0x310/0x310
[  258.755226]  ? __run_timers+0x7da/0xc70
[  258.759199]  ? lock_downgrade+0x900/0x900
[  258.763345]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  258.768446]  ? trace_hardirqs_on+0xbd/0x310
[  258.772769]  ? kasan_check_read+0x11/0x20
[  258.776918]  ? __run_timers+0x7da/0xc70
[  258.780915]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  258.786363]  ? kasan_check_write+0x14/0x20
[  258.790609]  ? do_raw_spin_lock+0xc1/0x200
[  258.794863]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.799097]  __run_timers+0x7e5/0xc70
[  258.802904]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  258.808263]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  258.813277]  ? timerqueue_add+0x207/0x2b0
[  258.817427]  ? enqueue_hrtimer+0x1a5/0x560
[  258.821659]  ? lock_release+0x970/0x970
[  258.825628]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  258.830843]  ? kasan_check_write+0x14/0x20
[  258.835100]  ? pvclock_read_flags+0x160/0x160
[  258.839585]  ? lock_downgrade+0x900/0x900
[  258.843728]  ? trace_hardirqs_on+0xbd/0x310
[  258.848071]  ? kvm_sched_clock_read+0x9/0x20
[  258.852492]  ? irq_exit+0x17f/0x1c0
[  258.856117]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.861649]  ? check_preemption_disabled+0x48/0x200
[  258.866663]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.872203]  run_timer_softirq+0x52/0xb0
[  258.876255]  ? __this_cpu_preempt_check+0x1c/0x1f
[  258.881091]  __do_softirq+0x30b/0xad8
[  258.884893]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  258.889995]  ? pvclock_read_flags+0x160/0x160
[  258.894483]  ? lapic_next_event+0x5a/0x90
[  258.898625]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.904155]  ? clockevents_program_event+0x140/0x370
[  258.909251]  ? kvm_clock_read+0x18/0x30
[  258.913221]  ? kvm_sched_clock_read+0x9/0x20
[  258.917623]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.923150]  ? check_preemption_disabled+0x48/0x200
[  258.928164]  irq_exit+0x17f/0x1c0
[  258.931611]  smp_apic_timer_interrupt+0x1cb/0x760
[  258.936445]  ? smp_reschedule_interrupt+0x109/0x650
[  258.941457]  ? smp_call_function_single_interrupt+0x650/0x650
[  258.947809]  ? interrupt_entry+0xb5/0xf0
[  258.951882]  ? trace_hardirqs_off_caller+0xbb/0x310
[  258.956893]  ? trace_hardirqs_off_caller+0xbb/0x310
[  258.961907]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.966752]  ? trace_hardirqs_on_caller+0x310/0x310
[  258.971801]  ? trace_hardirqs_on_caller+0x310/0x310
[  258.976815]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.982345]  ? check_preemption_disabled+0x48/0x200
[  258.987359]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.992201]  apic_timer_interrupt+0xf/0x20
[  258.996425]  </IRQ>
[  258.998663] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  259.004544] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  259.023437] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  259.031156] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  259.038418] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  259.045676] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  259.052937] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  259.060194] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  259.067464]  ? trace_hardirqs_on+0xb4/0x310
[  259.071786]  ? save_stack+0xa9/0xd0
[  259.075409]  __kmalloc_node_track_caller+0x33/0x70
[  259.080619]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  259.085371]  pskb_expand_head+0x230/0x10f0
[  259.089600]  ? lock_downgrade+0x900/0x900
[  259.093742]  ? check_preemption_disabled+0x48/0x200
[  259.098785]  ? memcpy+0x45/0x50
[  259.102064]  ? __copy_skb_header+0x350/0x6b0
[  259.106465]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  259.110953]  ? skb_checksum+0x140/0x140
[  259.114940]  ? trace_hardirqs_on+0xbd/0x310
[  259.119251]  ? skb_clone+0x1bb/0x500
[  259.122959]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  259.128415]  ? kasan_unpoison_shadow+0x35/0x50
[  259.132994]  ? kasan_check_write+0x14/0x20
[  259.137233]  ? __skb_clone+0x6c7/0xa00
[  259.141118]  ? __copy_skb_header+0x6b0/0x6b0
[  259.145516]  ? kmem_cache_alloc+0x306/0x730
[  259.149895]  skb_ensure_writable+0x3dd/0x640
[  259.154303]  ? skb_cow_data+0xf10/0xf10
[  259.158273]  ? check_preemption_disabled+0x48/0x200
[  259.163287]  ? __this_cpu_preempt_check+0x1c/0x1f
[  259.168122]  ? __bpf_redirect+0x54b/0xb20
[  259.172263]  ? __switch_to_asm+0x34/0x70
[  259.176320]  bpf_clone_redirect+0x14a/0x490
[  259.180640]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  259.185652]  ? __sched_text_start+0x8/0x8
[  259.189826]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  259.194579]  ? retint_kernel+0x2d/0x2d
[  259.198459]  ? trace_hardirqs_on_caller+0xc0/0x310
[  259.203400]  ? retint_kernel+0x2d/0x2d
[  259.207280]  ? trace_hardirqs_on_caller+0xc0/0x310
[  259.212204]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  259.216956]  ? trace_hardirqs_off+0x310/0x310
[  259.221442]  ? retint_kernel+0x1b/0x2d
[  259.225329]  ? lock_acquire+0x1ed/0x520
[  259.229308]  ? bpf_test_run+0x3cb/0x780
[  259.233275]  ? lock_downgrade+0x900/0x900
[  259.237418]  ? lock_release+0x970/0x970
[  259.241390]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  259.247188]  ? preempt_schedule_common+0x1f/0xd0
[  259.251949]  ? preempt_schedule+0x4d/0x60
[  259.256106]  ? ___preempt_schedule+0x16/0x18
[  259.260514]  ? bpf_test_run+0x25d/0x780
[  259.264500]  ? netlink_diag_dump+0x2a0/0x2a0
[  259.268916]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.274448]  ? bpf_test_init.isra.9+0x70/0x100
[  259.279056]  ? bpf_prog_test_run_skb+0x634/0xb40
[  259.283827]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  259.288664]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  259.294210]  ? fput+0x130/0x1a0
[  259.297482]  ? __bpf_prog_get+0x9b/0x290
[  259.301542]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  259.306374]  ? bpf_prog_test_run+0x130/0x1a0
[  259.310779]  ? __x64_sys_bpf+0x3d8/0x510
[  259.314855]  ? bpf_prog_get+0x20/0x20
[  259.318722]  ? __x64_sys_futex+0x4bc/0x6a0
[  259.322991]  ? do_syscall_64+0x1b9/0x820
[  259.327060]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  259.332419]  ? syscall_return_slowpath+0x5e0/0x5e0
[  259.337342]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  259.342183]  ? trace_hardirqs_on_caller+0x310/0x310
[  259.347192]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  259.352205]  ? prepare_exit_to_usermode+0x291/0x3b0
[  259.357218]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  259.362066]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  259.367432] warn_alloc_show_mem: 1 callbacks suppressed
[  259.367443] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  259.367445] Mem-Info:
[  259.367473] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  259.367473]  active_file:17 inactive_file:13 isolated_file:0
[  259.367473]  unevictable:0 dirty:0 writeback:0 unstable:0
[  259.367473]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  259.367473]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  259.367473]  free:13756 free_pcp:276 free_cma:0
[  259.372815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  259.379827] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  259.382222] Call Trace:
[  259.415165] Node 0 
[  259.424500]  <IRQ>
[  259.452286] 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
[  259.454852]  dump_stack+0x1c4/0x2b4
[  259.457079] lowmem_reserve[]:
[  259.459219]  ? dump_stack_print_info.cold.2+0x52/0x52
[  259.484693]  0
[  259.488312]  warn_alloc.cold.119+0xb7/0x1bd
[  259.491384]  2819
[  259.496560]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  259.498337]  6323
[  259.502652]  ? lock_downgrade+0x900/0x900
[  259.504690]  6323
[  259.509519]  ? trace_hardirqs_off+0xb8/0x310
[  259.515686]  ? trace_hardirqs_off+0xb8/0x310
[  259.517726] Node 0 
[  259.522134]  __alloc_pages_slowpath+0x2667/0x2d80
[  259.526550] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  259.528770]  ? warn_alloc+0x120/0x120
[  259.533575] lowmem_reserve[]:
[  259.560805]  ? warn_alloc+0x120/0x120
[  259.564578]  0
[  259.567683]  ? warn_alloc+0x120/0x120
[  259.571457]  0
[  259.573251]  ? mark_held_locks+0x130/0x130
[  259.577040]  3503
[  259.578852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.583059]  3503
[  259.585133]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.592691]  ? should_fail+0x22d/0xd01
[  259.598199] Node 0 Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  259.602152]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  259.602168]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.631226] lowmem_reserve[]:
[  259.636315]  ? should_fail+0x22d/0xd01
[  259.641841]  0
[  259.644966]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  259.648839]  0
[  259.650628]  ? should_fail+0x22d/0xd01
[  259.655717]  0
[  259.657524]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  259.661379]  0
[  259.663170]  ? mark_held_locks+0x130/0x130
[  259.670039]  ? mark_held_locks+0x130/0x130
[  259.674246] Node 0 
[  259.678471]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.678474] DMA: 1*4kB 
[  259.680709]  ? trace_hardirqs_off+0xb8/0x310
[  259.686215] (U) 
[  259.688788]  ? kasan_check_read+0x11/0x20
[  259.693171] 0*8kB 
[  259.695138]  ? do_raw_spin_unlock+0xa7/0x2f0
[  259.699257] 0*16kB 
[  259.701421]  ? trace_hardirqs_on+0x310/0x310
[  259.705803] 1*32kB 
[  259.708028]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.712408] (U) 
[  259.714635]  ? wq_watchdog_touch+0x9c/0xfe
[  259.720157] 2*64kB 
[  259.722122]  ? io_serial_in+0x11/0x90
[  259.726325] (U) 
[  259.728556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.732333] 1*128kB 
[  259.734300]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  259.739810] (U) 
[  259.742125]  __alloc_pages_nodemask+0xa80/0xde0
[  259.747207] 1*256kB 
[  259.749177]  ? should_fail+0x22d/0xd01
[  259.753824] (U) 
[  259.756138]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  259.759997] 0*512kB 
[  259.761974]  ? ____cache_alloc_node+0x1c7/0x1e0
[  259.766952] 1*1024kB 
[  259.769276]  ? lock_downgrade+0x900/0x900
[  259.773926] (U) 
[  259.776324]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.780444] 1*2048kB 
[  259.782426]  cache_grow_begin+0x91/0x8c0
[  259.787931] (M) 
[  259.790333]  ? do_raw_spin_unlock+0xa7/0x2f0
[  259.794364] 3*4096kB 
[  259.796328]  fallback_alloc+0x203/0x2e0
[  259.800709] (M) 
[  259.803110]  ____cache_alloc_node+0x1c7/0x1e0
[  259.807056] = 15908kB
[  259.809042]  kmem_cache_alloc_node+0xe3/0x730
[  259.813509] Node 0 
[  259.815911]  ? ipv6_get_ifaddr+0x42e/0x620
[  259.820376] DMA32: 
[  259.822600]  __alloc_skb+0x119/0x770
[  259.826816] 2*4kB 
[  259.829045]  ? skb_scrub_packet+0x490/0x490
[  259.832731] (M) 
[  259.834875]  ? lock_downgrade+0x900/0x900
[  259.839168] 1*8kB 
[  259.841132]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.845249] (M) 
[  259.847398]  ? refcount_sub_and_test_checked+0x203/0x310
[  259.852910] 2*16kB 
[  259.854906]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  259.860325] (M) 
[  259.862549]  ? addrconf_rs_timer+0x690/0x690
[  259.867976] 3*32kB 
[  259.869942]  ndisc_alloc_skb+0x144/0x340
[  259.874324] (MH) 
[  259.876582]  ndisc_send_rs+0x331/0x6e0
[  259.880617] 5*64kB 
[  259.882664]  addrconf_rs_timer+0x314/0x690
[  259.886523] (MH) 
[  259.888804]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.893014] 3*128kB 
[  259.895070]  call_timer_fn+0x272/0x920
[  259.899272] (M) 
[  259.901586]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.905447] 5*256kB 
[  259.907440]  ? process_timeout+0x40/0x40
[  259.911660] (UMH) 
[  259.913998]  ? trace_hardirqs_off+0xb8/0x310
[  259.918044] 5*512kB 
[  259.920184]  ? kasan_check_read+0x11/0x20
[  259.924568] (UMH) 
[  259.926894]  ? do_raw_spin_unlock+0xa7/0x2f0
[  259.931010] 4*1024kB 
[  259.933151]  ? trace_hardirqs_on+0x310/0x310
[  259.937531] (UMH) 
[  259.939929]  ? __run_timers+0x7da/0xc70
[  259.944309] 2*2048kB 
[  259.946446]  ? lock_downgrade+0x900/0x900
[  259.950401] (M) 
[  259.952800]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  259.956918] 3*4096kB 
[  259.958886]  ? trace_hardirqs_on+0xbd/0x310
[  259.963977] (M) 
[  259.966390]  ? kasan_check_read+0x11/0x20
[  259.970684] = 25168kB
[  259.972665]  ? __run_timers+0x7da/0xc70
[  259.976801] Node 0 
[  259.979205]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  259.983151] Normal: 
[  259.985379]  ? kasan_check_write+0x14/0x20
[  259.990830] 1081*4kB 
[  259.993148]  ? do_raw_spin_lock+0xc1/0x200
[  259.997355] (UMEH) 
[  259.999761]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.003977] 387*8kB 
[  260.006223]  __run_timers+0x7e5/0xc70
[  260.010427] (ME) 
[  260.012756]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  260.016552] 152*16kB 
[  260.018619]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  260.023954] (UME) 
[  260.026357]  ? timerqueue_add+0x207/0x2b0
[  260.031343] 54*32kB 
[  260.033480]  ? enqueue_hrtimer+0x1a5/0x560
[  260.037603] (UME) 
[  260.039917]  ? lock_release+0x970/0x970
[  260.044130] 21*64kB 
[  260.046272]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  260.050216] (UM) 
[  260.052533]  ? check_preemption_disabled+0x48/0x200
[  260.057695] 0*128kB 
[  260.059741]  ? kasan_check_write+0x14/0x20
[  260.064738] 0*256kB 
[  260.067060]  ? pvclock_read_flags+0x160/0x160
[  260.071274] 2*512kB 
[  260.073585]  ? lock_downgrade+0x900/0x900
[  260.078054] (U) 
[  260.080371]  ? trace_hardirqs_on+0xbd/0x310
[  260.084496] 0*1024kB 
[  260.086465]  ? kvm_sched_clock_read+0x9/0x20
[  260.090763] 0*2048kB 
[  260.093164]  ? irq_exit+0x17f/0x1c0
[  260.097543] 0*4096kB 
[  260.099946]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.103542] = 13948kB
[  260.105951]  ? check_preemption_disabled+0x48/0x200
[  260.111481] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  260.113876]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.118869] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  260.127688]  run_timer_softirq+0x52/0xb0
[  260.133199] 4244 total pagecache pages
[  260.141771]  ? __this_cpu_preempt_check+0x1c/0x1f
[  260.145806] 0 pages in swap cache
[  260.149684]  __do_softirq+0x30b/0xad8
[  260.154510] Swap cache stats: add 0, delete 0, find 0/0
[  260.157962]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  260.161732] Free swap  = 0kB
[  260.167091]  ? pvclock_read_flags+0x160/0x160
[  260.172166] Total swap = 0kB
[  260.175169]  ? lapic_next_event+0x5a/0x90
[  260.179649] 1965979 pages RAM
[  260.182656]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.186781] 0 pages HighMem/MovableOnly
[  260.189881]  ? clockevents_program_event+0x140/0x370
[  260.195389] 342307 pages reserved
[  260.199353]  ? kvm_clock_read+0x18/0x30
[  260.204427] 0 pages cma reserved
[  260.207876]  ? kvm_sched_clock_read+0x9/0x20
[  260.211889] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  260.215180]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.219640] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  260.226053]  ? check_preemption_disabled+0x48/0x200
[  260.231563] syz-executor2 cpuset=
[  260.242037]  irq_exit+0x17f/0x1c0
[  260.247055] syz2
[  260.250511]  smp_apic_timer_interrupt+0x1cb/0x760
[  260.253950]  mems_allowed=0
[  260.255910]  ? smp_reschedule_interrupt+0x109/0x650
[  260.268665]  ? smp_call_function_single_interrupt+0x650/0x650
[  260.274546]  ? interrupt_entry+0xb5/0xf0
[  260.278605]  ? trace_hardirqs_off_caller+0xbb/0x310
[  260.283616]  ? trace_hardirqs_off_caller+0xbb/0x310
[  260.288656]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  260.293583]  ? trace_hardirqs_on_caller+0x310/0x310
[  260.298608]  ? trace_hardirqs_on_caller+0x310/0x310
[  260.303616]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.309163]  ? check_preemption_disabled+0x48/0x200
[  260.314174]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.319715]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  260.324565]  apic_timer_interrupt+0xf/0x20
[  260.328798]  </IRQ>
[  260.331038] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  260.336224] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  260.355124] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  260.362835] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  260.370097] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  260.377359] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  260.384622] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  260.391883] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  260.399158]  ? trace_hardirqs_on+0x9a/0x310
[  260.403501]  ? trace_hardirqs_on+0xb4/0x310
[  260.407849]  retint_kernel+0x1b/0x2d
[  260.411561] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  260.416832] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  260.435753] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  260.443471] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  260.450731] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  260.457998] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  260.465278] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  260.472539] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  260.479828]  ? trace_hardirqs_on+0x9a/0x310
[  260.484142]  ? arch_local_irq_restore+0x45/0x52
[  260.488806]  dump_stack+0x26a/0x2b4
[  260.492431]  ? dump_stack_print_info.cold.2+0x52/0x52
[  260.497633]  ? mark_held_locks+0x130/0x130
[  260.501863]  ? mark_held_locks+0x130/0x130
[  260.506102]  dump_header+0x27b/0xf72
[  260.509815]  ? rcu_read_unlock+0x16/0x60
[  260.513877]  ? pagefault_out_of_memory+0x197/0x197
[  260.518807]  ? mark_held_locks+0x130/0x130
[  260.523049]  ? percpu_ref_put_many+0x13e/0x260
[  260.527649]  ? mem_cgroup_charge_statistics+0x780/0x780
[  260.533026]  ? mem_cgroup_iter+0x1f7/0x1160
[  260.537362]  ? mark_held_locks+0x130/0x130
[  260.541594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.547122]  ? task_will_free_mem+0x239/0xb30
[  260.551623]  ? ___ratelimit+0x36f/0x655
[  260.555594]  ? lock_downgrade+0x900/0x900
[  260.559737]  ? trace_hardirqs_on+0xbd/0x310
[  260.564064]  ? kasan_check_read+0x11/0x20
[  260.568206]  ? ___ratelimit+0x36f/0x655
[  260.572176]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  260.577624]  ? trace_hardirqs_on+0x310/0x310
[  260.582044]  ? lock_downgrade+0x900/0x900
[  260.586189]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  260.591291]  ? ___ratelimit+0xaa/0x655
[  260.595175]  ? idr_get_free+0xec0/0xec0
[  260.599146]  ? kasan_check_write+0x14/0x20
[  260.603393]  ? do_raw_spin_lock+0xc1/0x200
[  260.607638]  oom_kill_process.cold.27+0x10/0x903
[  260.612402]  ? lock_downgrade+0x900/0x900
[  260.616548]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  260.622346]  ? oom_evaluate_task+0x540/0x540
[  260.626800]  ? shrink_node+0x16b0/0x16b0
[  260.630863]  ? oom_unkillable_task+0x383/0x580
[  260.635471]  ? out_of_memory+0x974/0x1430
[  260.639615]  ? lock_downgrade+0x900/0x900
[  260.643771]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  260.649569]  ? __cpuset_node_allowed+0x19b/0x660
[  260.654330]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.659860]  ? oom_evaluate_task+0x302/0x540
[  260.664295]  out_of_memory+0xa84/0x1430
[  260.668289]  ? oom_killer_disable+0x3a0/0x3a0
[  260.672787]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  260.677723]  ? __mutex_add_waiter+0x2a0/0x2a0
[  260.682217]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  260.687262]  ? find_next_bit+0x104/0x130
[  260.691322]  __alloc_pages_slowpath+0x2318/0x2d80
[  260.696173]  ? warn_alloc+0x120/0x120
[  260.699983]  ? __radix_tree_lookup+0x4c0/0x4c0
[  260.704580]  ? find_get_entry+0x2f2/0xc40
[  260.708731]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  260.713676]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.719212]  ? should_fail+0x22d/0xd01
[  260.723094]  ? ___might_sleep+0x1ed/0x300
[  260.727248]  ? lock_release+0x970/0x970
[  260.731223]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  260.736319]  ? debug_smp_processor_id+0x1c/0x20
[  260.740989]  ? __might_sleep+0x95/0x190
[  260.744970]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  260.749809]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  260.754841]  ? lock_downgrade+0x900/0x900
[  260.759037]  ? ___might_sleep+0x1ed/0x300
[  260.763211]  ? lock_release+0x970/0x970
[  260.767182]  ? arch_local_save_flags+0x40/0x40
[  260.771764]  ? finish_task_switch+0x1f5/0x900
[  260.776297]  ? __might_sleep+0x95/0x190
[  260.780276]  __alloc_pages_nodemask+0xa80/0xde0
[  260.784956]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  260.789968]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  260.795765]  ? kasan_check_write+0x14/0x20
[  260.800002]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  260.804671]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.810198]  ? __do_page_cache_readahead+0x7ce/0x980
[  260.815334]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  260.820870]  alloc_pages_current+0x10c/0x210
[  260.825277]  ? lock_downgrade+0x900/0x900
[  260.829424]  __page_cache_alloc+0x38f/0x5b0
[  260.833736]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  260.839533]  ? ext4_filemap_fault+0x82/0xad
[  260.843847]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  260.848513]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.854053]  ? check_preemption_disabled+0x48/0x200
[  260.859079]  filemap_fault+0x1594/0x25f0
[  260.863164]  ? __lock_page_or_retry+0xa00/0xa00
[  260.867842]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  260.873636]  ? unwind_dump+0x190/0x190
[  260.877530]  ? is_bpf_text_address+0xd3/0x170
[  260.882025]  ? filemap_map_pages+0xdea/0x1980
[  260.886525]  ? find_get_pages_range_tag+0x1320/0x1320
[  260.891707]  ? save_stack+0xa9/0xd0
[  260.895366]  ? save_stack+0x43/0xd0
[  260.898985]  ? __kasan_slab_free+0x102/0x150
[  260.903408]  ? __sigqueue_free.part.27+0x7d/0xa0
[  260.908157]  ? __dequeue_signal+0x530/0x7d0
[  260.912489]  ? dequeue_signal+0x26c/0x630
[  260.916641]  ? get_signal+0x3ec/0x1980
[  260.920526]  ? do_signal+0x9c/0x21e0
[  260.924234]  ? exit_to_usermode_loop+0x2e5/0x380
[  260.929005]  ? mark_held_locks+0x130/0x130
[  260.933233]  ? trace_hardirqs_on+0x310/0x310
[  260.937661]  ? lock_acquire+0x1ed/0x520
[  260.941639]  ? ext4_filemap_fault+0x7a/0xad
[  260.945958]  ? lock_release+0x970/0x970
[  260.949923]  ? arch_local_save_flags+0x40/0x40
[  260.954500]  ? mark_held_locks+0x130/0x130
[  260.958729]  ? trace_hardirqs_off+0xb8/0x310
[  260.963168]  ? down_read+0xb0/0x1d0
[  260.966812]  ? ext4_filemap_fault+0x7a/0xad
[  260.971132]  ? __down_interruptible+0x700/0x700
[  260.975793]  ? kmem_cache_free+0x21a/0x290
[  260.980028]  ? __sigqueue_free.part.27+0x7d/0xa0
[  260.984785]  ? __dequeue_signal+0xf9/0x7d0
[  260.989036]  ext4_filemap_fault+0x82/0xad
[  260.993183]  __do_fault+0x100/0x6b0
[  260.996811]  ? print_bad_pte+0x6c0/0x6c0
[  261.000874]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.006410]  ? pmd_val+0x88/0x100
[  261.009859]  ? add_mm_counter_fast+0xd0/0xd0
[  261.014267]  ? pmd_val+0x88/0x100
[  261.017715]  ? add_mm_counter_fast+0xd0/0xd0
[  261.022132]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.027669]  __handle_mm_fault+0x3709/0x53e0
[  261.032083]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  261.036924]  ? kasan_check_write+0x14/0x20
[  261.041203]  ? do_raw_spin_lock+0xc1/0x200
[  261.045452]  ? _raw_spin_unlock_irq+0x60/0x80
[  261.049953]  ? __set_current_blocked+0xe4/0x120
[  261.054623]  ? lock_acquire+0x1ed/0x520
[  261.058596]  ? handle_mm_fault+0x42a/0xc70
[  261.062877]  ? lock_downgrade+0x900/0x900
[  261.067035]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  261.072826]  ? __do_page_fault+0x67d/0xed0
[  261.077580]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  261.083029]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.088578]  ? check_preemption_disabled+0x48/0x200
[  261.093700]  handle_mm_fault+0x54f/0xc70
[  261.097770]  ? __handle_mm_fault+0x53e0/0x53e0
[  261.102348]  ? find_vma+0x34/0x190
[  261.105888]  __do_page_fault+0x67d/0xed0
[  261.109964]  ? mm_fault_error+0x380/0x380
[  261.114107]  ? syscall_slow_exit_work+0x520/0x520
[  261.118960]  do_page_fault+0xf2/0x7e0
[  261.122765]  ? vmalloc_sync_all+0x30/0x30
[  261.126916]  ? error_entry+0x70/0xd0
[  261.130626]  ? trace_hardirqs_off_caller+0xbb/0x310
[  261.135637]  ? trace_hardirqs_on_caller+0xc0/0x310
[  261.140559]  ? syscall_return_slowpath+0x5e0/0x5e0
[  261.145484]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.150321]  ? trace_hardirqs_on_caller+0x310/0x310
[  261.155330]  ? trace_hardirqs_off+0x310/0x310
[  261.159825]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  261.164837]  ? prepare_exit_to_usermode+0x291/0x3b0
[  261.169850]  ? page_fault+0x8/0x30
[  261.173386]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.178235]  ? page_fault+0x8/0x30
[  261.181779]  page_fault+0x1e/0x30
[  261.185224] RIP: 0033:0x45db60
[  261.188415] Code: Bad RIP value.
[  261.191778] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  261.197139] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  261.204412] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  261.211677] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  261.218937] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  261.226215] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  261.233495] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  261.233557] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  261.240773] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  261.240778] Call Trace:
[  261.240782]  <IRQ>
[  261.240797]  dump_stack+0x1c4/0x2b4
[  261.240812]  ? dump_stack_print_info.cold.2+0x52/0x52
[  261.247357] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  261.256658]  warn_alloc.cold.119+0xb7/0x1bd
[  261.259214] syz-fuzzer cpuset=
[  261.261357]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  261.264952] /
[  261.270129]  ? lock_downgrade+0x900/0x900
[  261.280327]  mems_allowed=0
[  261.284634]  ? trace_hardirqs_off+0xb8/0x310
[  261.305831]  ? trace_hardirqs_off+0xb8/0x310
[  261.310238]  __alloc_pages_slowpath+0x2667/0x2d80
[  261.315090]  ? warn_alloc+0x120/0x120
[  261.318885]  ? trace_hardirqs_on+0x310/0x310
[  261.323289]  ? warn_alloc+0x120/0x120
[  261.327087]  ? warn_alloc+0x120/0x120
[  261.330879]  ? ktime_get+0x2e1/0x440
[  261.334590]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.340156]  ? check_preemption_disabled+0x48/0x200
[  261.345167]  ? kasan_check_read+0x11/0x20
[  261.349310]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.354845]  ? should_fail+0x22d/0xd01
[  261.358727]  ? rcu_bh_qs+0xc0/0xc0
[  261.362276]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  261.367374]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.372905]  ? should_fail+0x22d/0xd01
[  261.376790]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  261.381890]  ? should_fail+0x22d/0xd01
[  261.385783]  ? rcu_idle_enter+0x4b0/0x4b0
[  261.389931]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  261.395039]  ? mark_held_locks+0x130/0x130
[  261.399270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.404806]  ? mark_held_locks+0x130/0x130
[  261.409053]  ? rcu_irq_exit+0xce/0x100
[  261.412938]  ? irq_exit+0xbd/0x1c0
[  261.416488]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  261.421495]  ? do_raw_spin_unlock+0xa7/0x2f0
[  261.425896]  ? smp_call_function_single_interrupt+0x650/0x650
[  261.431780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.437313]  ? ret_from_intr+0xb/0x1e
[  261.441105]  ? retint_kernel+0x2d/0x2d
[  261.445016]  ? trace_hardirqs_on_caller+0xc0/0x310
[  261.449943]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  261.454690]  ? trace_hardirqs_off+0x310/0x310
[  261.459195]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  261.464302]  __alloc_pages_nodemask+0xa80/0xde0
[  261.468973]  ? should_fail+0x22d/0xd01
[  261.472856]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  261.477881]  ? ____cache_alloc_node+0x1c7/0x1e0
[  261.482583]  ? lock_downgrade+0x900/0x900
[  261.486781]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.492319]  cache_grow_begin+0x91/0x8c0
[  261.496374]  ? do_raw_spin_unlock+0xa7/0x2f0
[  261.500791]  fallback_alloc+0x203/0x2e0
[  261.504791]  ____cache_alloc_node+0x1c7/0x1e0
[  261.509300]  kmem_cache_alloc_node+0xe3/0x730
[  261.513791]  ? ipv6_get_ifaddr+0x42e/0x620
[  261.518030]  __alloc_skb+0x119/0x770
[  261.521740]  ? skb_scrub_packet+0x490/0x490
[  261.526095]  ? lock_downgrade+0x900/0x900
[  261.530243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.535782]  ? refcount_sub_and_test_checked+0x203/0x310
[  261.541244]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  261.546691]  ? addrconf_rs_timer+0x690/0x690
[  261.551099]  ndisc_alloc_skb+0x144/0x340
[  261.555154]  ndisc_send_rs+0x331/0x6e0
[  261.559040]  addrconf_rs_timer+0x314/0x690
[  261.563288]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.567525]  call_timer_fn+0x272/0x920
[  261.571401]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.575633]  ? process_timeout+0x40/0x40
[  261.579689]  ? trace_hardirqs_off+0xb8/0x310
[  261.584101]  ? kasan_check_read+0x11/0x20
[  261.588256]  ? do_raw_spin_unlock+0xa7/0x2f0
[  261.592657]  ? trace_hardirqs_on+0x310/0x310
[  261.597077]  ? __run_timers+0x7da/0xc70
[  261.601066]  ? lock_downgrade+0x900/0x900
[  261.605212]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  261.610310]  ? trace_hardirqs_on+0xbd/0x310
[  261.614619]  ? kasan_check_read+0x11/0x20
[  261.618789]  ? __run_timers+0x7da/0xc70
[  261.622774]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  261.628219]  ? kasan_check_write+0x14/0x20
[  261.632451]  ? do_raw_spin_lock+0xc1/0x200
[  261.636678]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.640953]  __run_timers+0x7e5/0xc70
[  261.644763]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  261.650131]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  261.655141]  ? timerqueue_add+0x207/0x2b0
[  261.659287]  ? enqueue_hrtimer+0x1a5/0x560
[  261.663520]  ? lock_release+0x970/0x970
[  261.667493]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  261.672678]  ? kasan_check_write+0x14/0x20
[  261.676912]  ? pvclock_read_flags+0x160/0x160
[  261.681403]  ? lock_downgrade+0x900/0x900
[  261.685547]  ? trace_hardirqs_on+0xbd/0x310
[  261.689865]  ? kvm_sched_clock_read+0x9/0x20
[  261.694264]  ? irq_exit+0x17f/0x1c0
[  261.697912]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.703464]  ? check_preemption_disabled+0x48/0x200
[  261.708476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.714024]  run_timer_softirq+0x52/0xb0
[  261.718094]  ? __this_cpu_preempt_check+0x1c/0x1f
[  261.722965]  __do_softirq+0x30b/0xad8
[  261.726776]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  261.731875]  ? pvclock_read_flags+0x160/0x160
[  261.736383]  ? lapic_next_event+0x5a/0x90
[  261.740559]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.746088]  ? clockevents_program_event+0x140/0x370
[  261.751185]  ? kvm_clock_read+0x18/0x30
[  261.755152]  ? kvm_sched_clock_read+0x9/0x20
[  261.759552]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.765079]  ? check_preemption_disabled+0x48/0x200
[  261.770114]  irq_exit+0x17f/0x1c0
[  261.773561]  smp_apic_timer_interrupt+0x1cb/0x760
[  261.778408]  ? smp_reschedule_interrupt+0x109/0x650
[  261.783419]  ? smp_call_function_single_interrupt+0x650/0x650
[  261.789301]  ? interrupt_entry+0xb5/0xf0
[  261.793358]  ? trace_hardirqs_off_caller+0xbb/0x310
[  261.798366]  ? trace_hardirqs_off_caller+0xbb/0x310
[  261.803376]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.808215]  ? trace_hardirqs_on_caller+0x310/0x310
[  261.813255]  ? trace_hardirqs_on_caller+0x310/0x310
[  261.818260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.823791]  ? check_preemption_disabled+0x48/0x200
[  261.828805]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.833647]  apic_timer_interrupt+0xf/0x20
[  261.837885]  </IRQ>
[  261.840136] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  261.846015] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  261.864905] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  261.872606] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  261.879865] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  261.887123] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  261.894383] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  261.901648] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  261.908948]  ? trace_hardirqs_on+0xb4/0x310
[  261.913269]  ? save_stack+0xa9/0xd0
[  261.916900]  __kmalloc_node_track_caller+0x33/0x70
[  261.921836]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  261.926594]  pskb_expand_head+0x230/0x10f0
[  261.930829]  ? lock_downgrade+0x900/0x900
[  261.934974]  ? check_preemption_disabled+0x48/0x200
[  261.939985]  ? memcpy+0x45/0x50
[  261.943292]  ? __copy_skb_header+0x350/0x6b0
[  261.947707]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  261.952195]  ? skb_checksum+0x140/0x140
[  261.956166]  ? trace_hardirqs_on+0xbd/0x310
[  261.960482]  ? skb_clone+0x1bb/0x500
[  261.964193]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  261.969633]  ? kasan_unpoison_shadow+0x35/0x50
[  261.974209]  ? kasan_check_write+0x14/0x20
[  261.978456]  ? __skb_clone+0x6c7/0xa00
[  261.982340]  ? __copy_skb_header+0x6b0/0x6b0
[  261.986742]  ? kmem_cache_alloc+0x306/0x730
[  261.991076]  skb_ensure_writable+0x3dd/0x640
[  261.995478]  ? skb_cow_data+0xf10/0xf10
[  261.999460]  ? check_preemption_disabled+0x48/0x200
[  262.004474]  ? __this_cpu_preempt_check+0x1c/0x1f
[  262.009310]  ? __bpf_redirect+0x54b/0xb20
[  262.013450]  ? __switch_to_asm+0x34/0x70
[  262.017525]  bpf_clone_redirect+0x14a/0x490
[  262.021846]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  262.026863]  ? __sched_text_start+0x8/0x8
[  262.031007]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  262.035766]  ? retint_kernel+0x2d/0x2d
[  262.039647]  ? trace_hardirqs_on_caller+0xc0/0x310
[  262.044567]  ? retint_kernel+0x2d/0x2d
[  262.048451]  ? trace_hardirqs_on_caller+0xc0/0x310
[  262.053373]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  262.058120]  ? trace_hardirqs_off+0x310/0x310
[  262.062605]  ? retint_kernel+0x1b/0x2d
[  262.066489]  ? lock_acquire+0x1ed/0x520
[  262.070456]  ? bpf_test_run+0x3cb/0x780
[  262.074422]  ? lock_downgrade+0x900/0x900
[  262.078569]  ? lock_release+0x970/0x970
[  262.082546]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  262.088342]  ? preempt_schedule_common+0x1f/0xd0
[  262.093089]  ? preempt_schedule+0x4d/0x60
[  262.097230]  ? ___preempt_schedule+0x16/0x18
[  262.101644]  ? bpf_test_run+0x25d/0x780
[  262.105616]  ? netlink_diag_dump+0x2a0/0x2a0
[  262.110022]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.115550]  ? bpf_test_init.isra.9+0x70/0x100
[  262.120133]  ? bpf_prog_test_run_skb+0x634/0xb40
[  262.124902]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  262.129739]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  262.135281]  ? fput+0x130/0x1a0
[  262.138555]  ? __bpf_prog_get+0x9b/0x290
[  262.142611]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  262.147450]  ? bpf_prog_test_run+0x130/0x1a0
[  262.151864]  ? __x64_sys_bpf+0x3d8/0x510
[  262.155937]  ? bpf_prog_get+0x20/0x20
[  262.159742]  ? __x64_sys_futex+0x4bc/0x6a0
[  262.163990]  ? do_syscall_64+0x1b9/0x820
[  262.168046]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  262.173404]  ? syscall_return_slowpath+0x5e0/0x5e0
[  262.178326]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  262.183165]  ? trace_hardirqs_on_caller+0x310/0x310
[  262.188180]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  262.193190]  ? prepare_exit_to_usermode+0x291/0x3b0
[  262.198243]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  262.203089]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  262.208455] warn_alloc_show_mem: 1 callbacks suppressed
[  262.208467] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  262.208469] Mem-Info:
[  262.208499] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  262.208499]  active_file:17 inactive_file:13 isolated_file:0
[  262.208499]  unevictable:0 dirty:0 writeback:0 unstable:0
[  262.208499]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  262.208499]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  262.208499]  free:13756 free_pcp:276 free_cma:0
[  262.213863] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  262.220876] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  262.223272] Call Trace:
[  262.256223] Node 0 
[  262.265560]  <IRQ>
[  262.293323] 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
[  262.295876]  dump_stack+0x1c4/0x2b4
[  262.298083] lowmem_reserve[]:
[  262.300224]  ? dump_stack_print_info.cold.2+0x52/0x52
[  262.325696]  0
[  262.329325]  warn_alloc.cold.119+0xb7/0x1bd
[  262.332398]  2819
[  262.337576]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  262.339355]  6323
[  262.343679]  ? lock_downgrade+0x900/0x900
[  262.345730]  6323
[  262.350596]  ? trace_hardirqs_off+0xb8/0x310
[  262.356767]  ? trace_hardirqs_off+0xb8/0x310
[  262.358808] Node 0 
[  262.363206]  __alloc_pages_slowpath+0x2667/0x2d80
[  262.367609] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  262.369830]  ? warn_alloc+0x120/0x120
[  262.374634] lowmem_reserve[]:
[  262.401859]  ? trace_hardirqs_on+0x310/0x310
[  262.405643]  0
[  262.408733]  ? warn_alloc+0x120/0x120
[  262.413129]  0
[  262.414924]  ? warn_alloc+0x120/0x120
[  262.418695]  3503
[  262.420489]  ? ktime_get+0x2e1/0x440
[  262.424268]  3503
[  262.426321]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.432112]  ? check_preemption_disabled+0x48/0x200
[  262.437620] Node 0 Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  262.442649]  ? kasan_check_read+0x11/0x20
[  262.442665]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.471701] lowmem_reserve[]:
[  262.475842]  ? should_fail+0x22d/0xd01
[  262.481350]  0
[  262.484464]  ? rcu_bh_qs+0xc0/0xc0
[  262.488321]  0
[  262.490115]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  262.493622]  0
[  262.495429]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.500505]  0
[  262.502297]  ? should_fail+0x22d/0xd01
[  262.509617]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  262.513475] Node 0 
[  262.518562]  ? should_fail+0x22d/0xd01
[  262.518564] DMA: 1*4kB 
[  262.520800]  ? rcu_idle_enter+0x4b0/0x4b0
[  262.524658] (U) 
[  262.527246]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  262.531381] 0*8kB 
[  262.533348]  ? mark_held_locks+0x130/0x130
[  262.538419] 0*16kB 
[  262.540560]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.544776] 1*32kB 
[  262.546999]  ? mark_held_locks+0x130/0x130
[  262.552507] (U) 
[  262.554742]  ? rcu_irq_exit+0xce/0x100
[  262.558958] 2*64kB 
[  262.560923]  ? irq_exit+0xbd/0x1c0
[  262.564800] (U) 
[  262.567024]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  262.570539] 1*128kB 
[  262.572506]  ? do_raw_spin_unlock+0xa7/0x2f0
[  262.577491] (U) 
[  262.579812]  ? smp_call_function_single_interrupt+0x650/0x650
[  262.584191] 1*256kB 
[  262.586158]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.592016] (U) 
[  262.594331]  ? ret_from_intr+0xb/0x1e
[  262.599843] 0*512kB 
[  262.601857]  ? retint_kernel+0x2d/0x2d
[  262.605628] 1*1024kB 
[  262.607975]  ? trace_hardirqs_on_caller+0xc0/0x310
[  262.611833] (U) 
[  262.614235]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  262.619137] 1*2048kB 
[  262.621103]  ? trace_hardirqs_off+0x310/0x310
[  262.625833] (M) 
[  262.628236]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  262.632702] 3*4096kB 
[  262.634668]  __alloc_pages_nodemask+0xa80/0xde0
[  262.639737] (M) 
[  262.642141]  ? should_fail+0x22d/0xd01
[  262.646781] = 15908kB
[  262.648745]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  262.652615] Node 0 
[  262.655025]  ? ____cache_alloc_node+0x1c7/0x1e0
[  262.660002] DMA32: 
[  262.662226]  ? lock_downgrade+0x900/0x900
[  262.666865] 2*4kB 
[  262.669100]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.673232] (M) 
[  262.675371]  cache_grow_begin+0x91/0x8c0
[  262.680881] 1*8kB 
[  262.682850]  ? do_raw_spin_unlock+0xa7/0x2f0
[  262.686880] (M) 
[  262.689021]  fallback_alloc+0x203/0x2e0
[  262.693399] 2*16kB 
[  262.695393]  ____cache_alloc_node+0x1c7/0x1e0
[  262.699337] (M) 
[  262.701564]  kmem_cache_alloc_node+0xe3/0x730
[  262.706046] 3*32kB 
[  262.708026]  ? ipv6_get_ifaddr+0x42e/0x620
[  262.712493] (MH) 
[  262.714725]  __alloc_skb+0x119/0x770
[  262.718932] 5*64kB 
[  262.720981]  ? skb_scrub_packet+0x490/0x490
[  262.724666] (MH) 
[  262.726900]  ? lock_downgrade+0x900/0x900
[  262.731191] 3*128kB 
[  262.733245]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.737364] (M) 
[  262.739680]  ? refcount_sub_and_test_checked+0x203/0x310
[  262.745187] 5*256kB 
[  262.747156]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  262.752576] (UMH) 
[  262.754889]  ? addrconf_rs_timer+0x690/0x690
[  262.760309] 5*512kB 
[  262.762452]  ndisc_alloc_skb+0x144/0x340
[  262.766847] (UMH) 
[  262.769169]  ndisc_send_rs+0x331/0x6e0
[  262.773207] 4*1024kB 
[  262.775345]  addrconf_rs_timer+0x314/0x690
[  262.779202] (UMH) 
[  262.781603]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.785813] 2*2048kB 
[  262.787954]  call_timer_fn+0x272/0x920
[  262.792157] (M) 
[  262.794556]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.798444] 3*4096kB 
[  262.800408]  ? process_timeout+0x40/0x40
[  262.804628] (M) 
[  262.807041]  ? trace_hardirqs_off+0xb8/0x310
[  262.811090] = 25168kB
[  262.813064]  ? kasan_check_read+0x11/0x20
[  262.817445] Node 0 
[  262.819871]  ? do_raw_spin_unlock+0xa7/0x2f0
[  262.823991] Normal: 
[  262.826223]  ? trace_hardirqs_on+0x310/0x310
[  262.830604] 1081*4kB 
[  262.832918]  ? __run_timers+0x7da/0xc70
[  262.837298] (UMEH) 
[  262.839697]  ? lock_downgrade+0x900/0x900
[  262.843643] 387*8kB 
[  262.845889]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  262.850006] (ME) 
[  262.852317]  ? trace_hardirqs_on+0xbd/0x310
[  262.857390] 152*16kB 
[  262.859440]  ? kasan_check_read+0x11/0x20
[  262.863732] (UME) 
[  262.866158]  ? __run_timers+0x7da/0xc70
[  262.870281] 54*32kB 
[  262.872452]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  262.876394] (UME) 
[  262.878709]  ? kasan_check_write+0x14/0x20
[  262.884131] 21*64kB 
[  262.886275]  ? do_raw_spin_lock+0xc1/0x200
[  262.890477] (UM) 
[  262.892792]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.897008] 0*128kB 
[  262.899059]  __run_timers+0x7e5/0xc70
[  262.903263] 0*256kB 2*512kB 
[  262.905616]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  262.909399] (U) 
[  262.912404]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  262.917737] 0*1024kB 
[  262.919725]  ? timerqueue_add+0x207/0x2b0
[  262.924719] 0*2048kB 
[  262.927141]  ? enqueue_hrtimer+0x1a5/0x560
[  262.931271] 0*4096kB 
[  262.933673]  ? lock_release+0x970/0x970
[  262.937880] = 13948kB
[  262.940279]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  262.944228] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  262.946759]  ? check_preemption_disabled+0x48/0x200
[  262.951966] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  262.960817]  ? kasan_check_write+0x14/0x20
[  262.965813] 4244 total pagecache pages
[  262.974378]  ? pvclock_read_flags+0x160/0x160
[  262.978584] 0 pages in swap cache
[  262.982461]  ? lock_downgrade+0x900/0x900
[  262.986935] Swap cache stats: add 0, delete 0, find 0/0
[  262.990376]  ? trace_hardirqs_on+0xbd/0x310
[  262.994492] Free swap  = 0kB
[  262.999861]  ? kvm_sched_clock_read+0x9/0x20
[  263.004163] Total swap = 0kB
[  263.007174]  ? irq_exit+0x17f/0x1c0
[  263.011553] 1965979 pages RAM
[  263.014590]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.018191] 0 pages HighMem/MovableOnly
[  263.021287]  ? check_preemption_disabled+0x48/0x200
[  263.026801] 342307 pages reserved
[  263.030777]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.035773] 0 pages cma reserved
[  263.039215]  run_timer_softirq+0x52/0xb0
[  263.044799] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  263.048098]  ? __this_cpu_preempt_check+0x1c/0x1f
[  263.048108]  __do_softirq+0x30b/0xad8
[  263.048124]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  263.052232] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  263.058650]  ? pvclock_read_flags+0x160/0x160
[  263.063462] syz-executor2 cpuset=
[  263.067265]  ? lapic_next_event+0x5a/0x90
[  263.072340] syz2
[  263.083285]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.087768]  mems_allowed=0
[  263.091209]  ? clockevents_program_event+0x140/0x370
[  263.110843]  ? kvm_clock_read+0x18/0x30
[  263.114824]  ? kvm_sched_clock_read+0x9/0x20
[  263.119228]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.124773]  ? check_preemption_disabled+0x48/0x200
[  263.129810]  irq_exit+0x17f/0x1c0
[  263.133258]  smp_apic_timer_interrupt+0x1cb/0x760
[  263.138096]  ? smp_reschedule_interrupt+0x109/0x650
[  263.143129]  ? smp_call_function_single_interrupt+0x650/0x650
[  263.149006]  ? interrupt_entry+0xb5/0xf0
[  263.153062]  ? trace_hardirqs_off_caller+0xbb/0x310
[  263.158105]  ? trace_hardirqs_off_caller+0xbb/0x310
[  263.163114]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.167955]  ? trace_hardirqs_on_caller+0x310/0x310
[  263.172963]  ? trace_hardirqs_on_caller+0x310/0x310
[  263.177986]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.183515]  ? check_preemption_disabled+0x48/0x200
[  263.188527]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.194064]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.198907]  apic_timer_interrupt+0xf/0x20
[  263.203129]  </IRQ>
[  263.205357] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  263.210540] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  263.229429] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  263.237132] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  263.244396] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  263.251657] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  263.258937] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  263.266216] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  263.273517]  ? trace_hardirqs_on+0x9a/0x310
[  263.277838]  ? trace_hardirqs_on+0xb4/0x310
[  263.282165]  retint_kernel+0x1b/0x2d
[  263.285876] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  263.291162] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  263.310068] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  263.317778] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  263.325068] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  263.332330] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  263.339591] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  263.346851] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  263.354124]  ? trace_hardirqs_on+0x9a/0x310
[  263.358455]  ? arch_local_irq_restore+0x45/0x52
[  263.363165]  dump_stack+0x26a/0x2b4
[  263.366801]  ? dump_stack_print_info.cold.2+0x52/0x52
[  263.371989]  ? mark_held_locks+0x130/0x130
[  263.376238]  ? mark_held_locks+0x130/0x130
[  263.380479]  dump_header+0x27b/0xf72
[  263.384190]  ? rcu_read_unlock+0x16/0x60
[  263.388250]  ? pagefault_out_of_memory+0x197/0x197
[  263.393184]  ? mark_held_locks+0x130/0x130
[  263.397412]  ? percpu_ref_put_many+0x13e/0x260
[  263.401986]  ? mem_cgroup_charge_statistics+0x780/0x780
[  263.407354]  ? mem_cgroup_iter+0x1f7/0x1160
[  263.411723]  ? mark_held_locks+0x130/0x130
[  263.415995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.421540]  ? task_will_free_mem+0x239/0xb30
[  263.426039]  ? ___ratelimit+0x36f/0x655
[  263.430006]  ? lock_downgrade+0x900/0x900
[  263.434166]  ? trace_hardirqs_on+0xbd/0x310
[  263.438483]  ? kasan_check_read+0x11/0x20
[  263.442622]  ? ___ratelimit+0x36f/0x655
[  263.446593]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  263.452047]  ? trace_hardirqs_on+0x310/0x310
[  263.456450]  ? lock_downgrade+0x900/0x900
[  263.460600]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  263.465692]  ? ___ratelimit+0xaa/0x655
[  263.469572]  ? idr_get_free+0xec0/0xec0
[  263.473553]  ? kasan_check_write+0x14/0x20
[  263.477781]  ? do_raw_spin_lock+0xc1/0x200
[  263.482017]  oom_kill_process.cold.27+0x10/0x903
[  263.486773]  ? lock_downgrade+0x900/0x900
[  263.490920]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  263.496714]  ? oom_evaluate_task+0x540/0x540
[  263.501133]  ? shrink_node+0x16b0/0x16b0
[  263.505191]  ? oom_unkillable_task+0x383/0x580
[  263.509777]  ? out_of_memory+0x974/0x1430
[  263.513920]  ? lock_downgrade+0x900/0x900
[  263.518082]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  263.523880]  ? __cpuset_node_allowed+0x19b/0x660
[  263.528639]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.534169]  ? oom_evaluate_task+0x302/0x540
[  263.538576]  out_of_memory+0xa84/0x1430
[  263.542551]  ? oom_killer_disable+0x3a0/0x3a0
[  263.547061]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  263.551987]  ? __mutex_add_waiter+0x2a0/0x2a0
[  263.556478]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  263.561487]  ? find_next_bit+0x104/0x130
[  263.565547]  __alloc_pages_slowpath+0x2318/0x2d80
[  263.570400]  ? warn_alloc+0x120/0x120
[  263.574212]  ? __radix_tree_lookup+0x4c0/0x4c0
[  263.578808]  ? find_get_entry+0x2f2/0xc40
[  263.582976]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  263.587903]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.593456]  ? should_fail+0x22d/0xd01
[  263.597363]  ? ___might_sleep+0x1ed/0x300
[  263.601509]  ? lock_release+0x970/0x970
[  263.605481]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  263.610573]  ? debug_smp_processor_id+0x1c/0x20
[  263.615239]  ? __might_sleep+0x95/0x190
[  263.619217]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  263.624059]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  263.629092]  ? lock_downgrade+0x900/0x900
[  263.633245]  ? ___might_sleep+0x1ed/0x300
[  263.637388]  ? lock_release+0x970/0x970
[  263.641398]  ? arch_local_save_flags+0x40/0x40
[  263.645981]  ? finish_task_switch+0x1f5/0x900
[  263.650478]  ? __might_sleep+0x95/0x190
[  263.654449]  __alloc_pages_nodemask+0xa80/0xde0
[  263.659115]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  263.664130]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  263.669920]  ? kasan_check_write+0x14/0x20
[  263.674150]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  263.678823]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.684356]  ? __do_page_cache_readahead+0x7ce/0x980
[  263.689460]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  263.694997]  alloc_pages_current+0x10c/0x210
[  263.699399]  ? lock_downgrade+0x900/0x900
[  263.703541]  __page_cache_alloc+0x38f/0x5b0
[  263.707866]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  263.713662]  ? ext4_filemap_fault+0x82/0xad
[  263.717975]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  263.722640]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.728172]  ? check_preemption_disabled+0x48/0x200
[  263.733184]  filemap_fault+0x1594/0x25f0
[  263.737244]  ? __lock_page_or_retry+0xa00/0xa00
[  263.741917]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  263.747729]  ? unwind_dump+0x190/0x190
[  263.751628]  ? is_bpf_text_address+0xd3/0x170
[  263.756155]  ? filemap_map_pages+0xdea/0x1980
[  263.760656]  ? find_get_pages_range_tag+0x1320/0x1320
[  263.765860]  ? save_stack+0xa9/0xd0
[  263.769495]  ? save_stack+0x43/0xd0
[  263.773140]  ? __kasan_slab_free+0x102/0x150
[  263.777556]  ? __sigqueue_free.part.27+0x7d/0xa0
[  263.782307]  ? __dequeue_signal+0x530/0x7d0
[  263.786623]  ? dequeue_signal+0x26c/0x630
[  263.790768]  ? get_signal+0x3ec/0x1980
[  263.794652]  ? do_signal+0x9c/0x21e0
[  263.798363]  ? exit_to_usermode_loop+0x2e5/0x380
[  263.803119]  ? mark_held_locks+0x130/0x130
[  263.807360]  ? trace_hardirqs_on+0x310/0x310
[  263.811786]  ? lock_acquire+0x1ed/0x520
[  263.815764]  ? ext4_filemap_fault+0x7a/0xad
[  263.820107]  ? lock_release+0x970/0x970
[  263.824075]  ? arch_local_save_flags+0x40/0x40
[  263.828656]  ? mark_held_locks+0x130/0x130
[  263.832886]  ? trace_hardirqs_off+0xb8/0x310
[  263.837298]  ? down_read+0xb0/0x1d0
[  263.840917]  ? ext4_filemap_fault+0x7a/0xad
[  263.845233]  ? __down_interruptible+0x700/0x700
[  263.849903]  ? kmem_cache_free+0x21a/0x290
[  263.854137]  ? __sigqueue_free.part.27+0x7d/0xa0
[  263.858893]  ? __dequeue_signal+0xf9/0x7d0
[  263.863127]  ext4_filemap_fault+0x82/0xad
[  263.867276]  __do_fault+0x100/0x6b0
[  263.870906]  ? print_bad_pte+0x6c0/0x6c0
[  263.874966]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.880500]  ? pmd_val+0x88/0x100
[  263.883951]  ? add_mm_counter_fast+0xd0/0xd0
[  263.888351]  ? pmd_val+0x88/0x100
[  263.891806]  ? add_mm_counter_fast+0xd0/0xd0
[  263.896212]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.901758]  __handle_mm_fault+0x3709/0x53e0
[  263.906166]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  263.910999]  ? kasan_check_write+0x14/0x20
[  263.915227]  ? do_raw_spin_lock+0xc1/0x200
[  263.919461]  ? _raw_spin_unlock_irq+0x60/0x80
[  263.923958]  ? __set_current_blocked+0xe4/0x120
[  263.928625]  ? lock_acquire+0x1ed/0x520
[  263.932595]  ? handle_mm_fault+0x42a/0xc70
[  263.936826]  ? lock_downgrade+0x900/0x900
[  263.940989]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  263.946827]  ? __do_page_fault+0x67d/0xed0
[  263.951071]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  263.956516]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.962061]  ? check_preemption_disabled+0x48/0x200
[  263.967083]  handle_mm_fault+0x54f/0xc70
[  263.971144]  ? __handle_mm_fault+0x53e0/0x53e0
[  263.975724]  ? find_vma+0x34/0x190
[  263.979275]  __do_page_fault+0x67d/0xed0
[  263.983336]  ? mm_fault_error+0x380/0x380
[  263.987482]  ? syscall_slow_exit_work+0x520/0x520
[  263.992320]  do_page_fault+0xf2/0x7e0
[  263.996120]  ? vmalloc_sync_all+0x30/0x30
[  264.000283]  ? error_entry+0x70/0xd0
[  264.003994]  ? trace_hardirqs_off_caller+0xbb/0x310
[  264.009035]  ? trace_hardirqs_on_caller+0xc0/0x310
[  264.013957]  ? syscall_return_slowpath+0x5e0/0x5e0
[  264.018882]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.023764]  ? trace_hardirqs_on_caller+0x310/0x310
[  264.028784]  ? trace_hardirqs_off+0x310/0x310
[  264.033291]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  264.038320]  ? prepare_exit_to_usermode+0x291/0x3b0
[  264.043332]  ? page_fault+0x8/0x30
[  264.046871]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.051736]  ? page_fault+0x8/0x30
[  264.055296]  page_fault+0x1e/0x30
[  264.058769] RIP: 0033:0x45db60
[  264.061962] Code: Bad RIP value.
[  264.065318] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  264.070674] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  264.077932] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  264.085191] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  264.092471] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  264.099733] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  264.107031] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  264.107093] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  264.114303] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  264.120837] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  264.130115] Call Trace:
[  264.140319] syz-fuzzer cpuset=
[  264.142894]  <IRQ>
[  264.142896] / mems_allowed=0
[  264.146105]  dump_stack+0x1c4/0x2b4
[  264.154852]  ? dump_stack_print_info.cold.2+0x52/0x52
[  264.160044]  warn_alloc.cold.119+0xb7/0x1bd
[  264.164359]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  264.169196]  ? lock_downgrade+0x900/0x900
[  264.173344]  ? trace_hardirqs_off+0xb8/0x310
[  264.177765]  ? trace_hardirqs_off+0xb8/0x310
[  264.182173]  __alloc_pages_slowpath+0x2667/0x2d80
[  264.187042]  ? warn_alloc+0x120/0x120
[  264.190890]  ? lock_release+0x970/0x970
[  264.194876]  ? warn_alloc+0x120/0x120
[  264.198671]  ? trace_hardirqs_on+0x310/0x310
[  264.203081]  ? warn_alloc+0x120/0x120
[  264.206881]  ? mark_held_locks+0x130/0x130
[  264.211129]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.216657]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.222191]  ? should_fail+0x22d/0xd01
[  264.226091]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  264.231183]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.236712]  ? should_fail+0x22d/0xd01
[  264.240600]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  264.245710]  ? should_fail+0x22d/0xd01
[  264.249620]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  264.254716]  ? mark_held_locks+0x130/0x130
[  264.258962]  ? mark_held_locks+0x130/0x130
[  264.263185]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.268717]  ? trace_hardirqs_off+0xb8/0x310
[  264.273125]  ? kasan_check_read+0x11/0x20
[  264.277263]  ? do_raw_spin_unlock+0xa7/0x2f0
[  264.281663]  ? trace_hardirqs_on+0x310/0x310
[  264.286064]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.291595]  ? wq_watchdog_touch+0x9c/0xfe
[  264.295830]  ? io_serial_in+0x11/0x90
[  264.299625]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.305162]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  264.310284]  __alloc_pages_nodemask+0xa80/0xde0
[  264.314946]  ? should_fail+0x22d/0xd01
[  264.318848]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  264.323889]  ? ____cache_alloc_node+0x1c7/0x1e0
[  264.328550]  ? lock_downgrade+0x900/0x900
[  264.332699]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.338235]  cache_grow_begin+0x91/0x8c0
[  264.342291]  ? do_raw_spin_unlock+0xa7/0x2f0
[  264.346699]  fallback_alloc+0x203/0x2e0
[  264.350671]  ____cache_alloc_node+0x1c7/0x1e0
[  264.355189]  kmem_cache_alloc_node+0xe3/0x730
[  264.359700]  ? ipv6_get_ifaddr+0x42e/0x620
[  264.363936]  __alloc_skb+0x119/0x770
[  264.367648]  ? skb_scrub_packet+0x490/0x490
[  264.371965]  ? lock_downgrade+0x900/0x900
[  264.376115]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.381649]  ? refcount_sub_and_test_checked+0x203/0x310
[  264.387103]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  264.392574]  ? addrconf_rs_timer+0x690/0x690
[  264.396995]  ndisc_alloc_skb+0x144/0x340
[  264.401058]  ndisc_send_rs+0x331/0x6e0
[  264.404947]  addrconf_rs_timer+0x314/0x690
[  264.409179]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.413414]  call_timer_fn+0x272/0x920
[  264.417298]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.421537]  ? process_timeout+0x40/0x40
[  264.425590]  ? trace_hardirqs_off+0xb8/0x310
[  264.429994]  ? kasan_check_read+0x11/0x20
[  264.434137]  ? do_raw_spin_unlock+0xa7/0x2f0
[  264.438539]  ? trace_hardirqs_on+0x310/0x310
[  264.442988]  ? __run_timers+0x7da/0xc70
[  264.446962]  ? lock_downgrade+0x900/0x900
[  264.451107]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  264.456208]  ? trace_hardirqs_on+0xbd/0x310
[  264.460521]  ? kasan_check_read+0x11/0x20
[  264.464668]  ? __run_timers+0x7da/0xc70
[  264.468655]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  264.474120]  ? kasan_check_write+0x14/0x20
[  264.478351]  ? do_raw_spin_lock+0xc1/0x200
[  264.482584]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.486814]  __run_timers+0x7e5/0xc70
[  264.490623]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  264.495981]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  264.500994]  ? timerqueue_add+0x207/0x2b0
[  264.505137]  ? enqueue_hrtimer+0x1a5/0x560
[  264.509363]  ? lock_release+0x970/0x970
[  264.513333]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  264.518522]  ? kasan_check_write+0x14/0x20
[  264.522768]  ? pvclock_read_flags+0x160/0x160
[  264.527261]  ? lock_downgrade+0x900/0x900
[  264.531409]  ? trace_hardirqs_on+0xbd/0x310
[  264.535725]  ? kvm_sched_clock_read+0x9/0x20
[  264.540138]  ? irq_exit+0x17f/0x1c0
[  264.543789]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.549326]  ? check_preemption_disabled+0x48/0x200
[  264.554338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.559873]  run_timer_softirq+0x52/0xb0
[  264.563929]  ? __this_cpu_preempt_check+0x1c/0x1f
[  264.568777]  __do_softirq+0x30b/0xad8
[  264.572580]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  264.577679]  ? pvclock_read_flags+0x160/0x160
[  264.582187]  ? lapic_next_event+0x5a/0x90
[  264.586343]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.591876]  ? clockevents_program_event+0x140/0x370
[  264.596974]  ? kvm_clock_read+0x18/0x30
[  264.600942]  ? kvm_sched_clock_read+0x9/0x20
[  264.605346]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.610914]  ? check_preemption_disabled+0x48/0x200
[  264.615942]  irq_exit+0x17f/0x1c0
[  264.619391]  smp_apic_timer_interrupt+0x1cb/0x760
[  264.624226]  ? smp_reschedule_interrupt+0x109/0x650
[  264.629243]  ? smp_call_function_single_interrupt+0x650/0x650
[  264.635126]  ? interrupt_entry+0xb5/0xf0
[  264.639181]  ? trace_hardirqs_off_caller+0xbb/0x310
[  264.644222]  ? trace_hardirqs_off_caller+0xbb/0x310
[  264.649260]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.654142]  ? trace_hardirqs_on_caller+0x310/0x310
[  264.659154]  ? trace_hardirqs_on_caller+0x310/0x310
[  264.664166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.669698]  ? check_preemption_disabled+0x48/0x200
[  264.674717]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.679558]  apic_timer_interrupt+0xf/0x20
[  264.683811]  </IRQ>
[  264.686049] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  264.691929] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  264.710854] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  264.718601] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  264.725864] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  264.733126] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  264.740418] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  264.747676] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  264.754948]  ? trace_hardirqs_on+0xb4/0x310
[  264.759271]  ? save_stack+0xa9/0xd0
[  264.762929]  __kmalloc_node_track_caller+0x33/0x70
[  264.767872]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  264.772624]  pskb_expand_head+0x230/0x10f0
[  264.776854]  ? lock_downgrade+0x900/0x900
[  264.780996]  ? check_preemption_disabled+0x48/0x200
[  264.786019]  ? memcpy+0x45/0x50
[  264.789295]  ? __copy_skb_header+0x350/0x6b0
[  264.793699]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  264.798195]  ? skb_checksum+0x140/0x140
[  264.802161]  ? trace_hardirqs_on+0xbd/0x310
[  264.806474]  ? skb_clone+0x1bb/0x500
[  264.810184]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  264.815625]  ? kasan_unpoison_shadow+0x35/0x50
[  264.820218]  ? kasan_check_write+0x14/0x20
[  264.824446]  ? __skb_clone+0x6c7/0xa00
[  264.828334]  ? __copy_skb_header+0x6b0/0x6b0
[  264.832737]  ? kmem_cache_alloc+0x306/0x730
[  264.837077]  skb_ensure_writable+0x3dd/0x640
[  264.841485]  ? skb_cow_data+0xf10/0xf10
[  264.845465]  ? check_preemption_disabled+0x48/0x200
[  264.850492]  ? __this_cpu_preempt_check+0x1c/0x1f
[  264.855327]  ? __bpf_redirect+0x54b/0xb20
[  264.859478]  ? __switch_to_asm+0x34/0x70
[  264.863536]  bpf_clone_redirect+0x14a/0x490
[  264.867855]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  264.872866]  ? __sched_text_start+0x8/0x8
[  264.877026]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  264.881781]  ? retint_kernel+0x2d/0x2d
[  264.885662]  ? trace_hardirqs_on_caller+0xc0/0x310
[  264.890586]  ? retint_kernel+0x2d/0x2d
[  264.894469]  ? trace_hardirqs_on_caller+0xc0/0x310
[  264.899391]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  264.904142]  ? trace_hardirqs_off+0x310/0x310
[  264.908633]  ? retint_kernel+0x1b/0x2d
[  264.912517]  ? lock_acquire+0x1ed/0x520
[  264.916484]  ? bpf_test_run+0x3cb/0x780
[  264.920450]  ? lock_downgrade+0x900/0x900
[  264.924591]  ? lock_release+0x970/0x970
[  264.928565]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  264.934360]  ? preempt_schedule_common+0x1f/0xd0
[  264.939109]  ? preempt_schedule+0x4d/0x60
[  264.943267]  ? ___preempt_schedule+0x16/0x18
[  264.948157]  ? bpf_test_run+0x25d/0x780
[  264.952148]  ? netlink_diag_dump+0x2a0/0x2a0
[  264.956551]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.962081]  ? bpf_test_init.isra.9+0x70/0x100
[  264.966662]  ? bpf_prog_test_run_skb+0x634/0xb40
[  264.971421]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  264.976257]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  264.981790]  ? fput+0x130/0x1a0
[  264.985069]  ? __bpf_prog_get+0x9b/0x290
[  264.989122]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  264.993960]  ? bpf_prog_test_run+0x130/0x1a0
[  264.998361]  ? __x64_sys_bpf+0x3d8/0x510
[  265.002445]  ? bpf_prog_get+0x20/0x20
[  265.006248]  ? __x64_sys_futex+0x4bc/0x6a0
[  265.010481]  ? do_syscall_64+0x1b9/0x820
[  265.014534]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  265.019898]  ? syscall_return_slowpath+0x5e0/0x5e0
[  265.024836]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  265.029673]  ? trace_hardirqs_on_caller+0x310/0x310
[  265.034685]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  265.039698]  ? prepare_exit_to_usermode+0x291/0x3b0
[  265.044714]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  265.049559]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  265.054921] warn_alloc_show_mem: 1 callbacks suppressed
[  265.054932] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  265.054934] Mem-Info:
[  265.054963] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  265.054963]  active_file:17 inactive_file:13 isolated_file:0
[  265.054963]  unevictable:0 dirty:0 writeback:0 unstable:0
[  265.054963]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  265.054963]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  265.054963]  free:13756 free_pcp:276 free_cma:0
[  265.060298] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  265.067327] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  265.069719] Call Trace:
[  265.102663] Node 0 
[  265.112007]  <IRQ>
[  265.139779] 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
[  265.142326]  dump_stack+0x1c4/0x2b4
[  265.144537] lowmem_reserve[]:
[  265.146678]  ? dump_stack_print_info.cold.2+0x52/0x52
[  265.172152]  0
[  265.175780]  warn_alloc.cold.119+0xb7/0x1bd
[  265.178860]  2819
[  265.184035]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  265.185811]  6323
[  265.190120]  ? lock_downgrade+0x900/0x900
[  265.192158]  6323
[  265.196985]  ? trace_hardirqs_off+0xb8/0x310
[  265.203167]  ? trace_hardirqs_off+0xb8/0x310
[  265.205216] Node 0 
[  265.209616]  __alloc_pages_slowpath+0x2667/0x2d80
[  265.214015] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  265.216229]  ? warn_alloc+0x120/0x120
[  265.221050] lowmem_reserve[]:
[  265.248276]  ? trace_hardirqs_on+0x310/0x310
[  265.252048]  0
[  265.255141]  ? warn_alloc+0x120/0x120
[  265.259522]  0
[  265.261316]  ? warn_alloc+0x120/0x120
[  265.265087]  3503
[  265.266883]  ? ktime_get+0x2e1/0x440
[  265.270666]  3503
[  265.272717]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.278466]  ? check_preemption_disabled+0x48/0x200
[  265.283974] Node 0 Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  265.289016]  ? kasan_check_read+0x11/0x20
[  265.289032]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.318065] lowmem_reserve[]:
[  265.322253]  ? should_fail+0x22d/0xd01
[  265.327768]  0
[  265.330867]  ? rcu_bh_qs+0xc0/0xc0
[  265.334724]  0
[  265.336519]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  265.340030]  0
[  265.341825]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.346913]  0
[  265.348707]  ? should_fail+0x22d/0xd01
[  265.356026]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  265.359883] Node 0 
[  265.364972]  ? should_fail+0x22d/0xd01
[  265.364974] DMA: 1*4kB 
[  265.367214]  ? rcu_idle_enter+0x4b0/0x4b0
[  265.371072] (U) 
[  265.373660]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  265.377798] 0*8kB 
[  265.379791]  ? mark_held_locks+0x130/0x130
[  265.384885] 0*16kB 
[  265.387028]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.391233] 1*32kB 
[  265.393480]  ? mark_held_locks+0x130/0x130
[  265.398989] (U) 
[  265.401213]  ? rcu_irq_exit+0xce/0x100
[  265.405416] 2*64kB 
[  265.407379]  ? irq_exit+0xbd/0x1c0
[  265.411237] (U) 
[  265.413463]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  265.416988] 1*128kB 
[  265.418955]  ? do_raw_spin_unlock+0xa7/0x2f0
[  265.423942] (U) 
[  265.426256]  ? smp_call_function_single_interrupt+0x650/0x650
[  265.430634] 1*256kB 
[  265.432618]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.438472] (U) 
[  265.440784]  ? ret_from_intr+0xb/0x1e
[  265.446291] 0*512kB 
[  265.448258]  ? retint_kernel+0x2d/0x2d
[  265.452028] 1*1024kB 
[  265.454340]  ? trace_hardirqs_on_caller+0xc0/0x310
[  265.458195] (U) 
[  265.460612]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  265.465544] 1*2048kB 
[  265.467512]  ? trace_hardirqs_off+0x310/0x310
[  265.472239] (M) 
[  265.474643]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  265.479110] 3*4096kB 
[  265.481078]  __alloc_pages_nodemask+0xa80/0xde0
[  265.486145] (M) 
[  265.488541]  ? should_fail+0x22d/0xd01
[  265.493179] = 15908kB
[  265.495146]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  265.499006] Node 0 
[  265.501413]  ? ____cache_alloc_node+0x1c7/0x1e0
[  265.506388] DMA32: 
[  265.508616]  ? lock_downgrade+0x900/0x900
[  265.513261] 2*4kB 
[  265.515492]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.519611] (M) 
[  265.521759]  cache_grow_begin+0x91/0x8c0
[  265.527290] 1*8kB 
[  265.529257]  ? do_raw_spin_unlock+0xa7/0x2f0
[  265.533289] (M) 
[  265.535431]  fallback_alloc+0x203/0x2e0
[  265.539812] 2*16kB 
[  265.541802]  ____cache_alloc_node+0x1c7/0x1e0
[  265.545748] (M) 
[  265.547982]  kmem_cache_alloc_node+0xe3/0x730
[  265.552446] 3*32kB 
[  265.554406]  ? ipv6_get_ifaddr+0x42e/0x620
[  265.558873] (MH) 
[  265.561104]  __alloc_skb+0x119/0x770
[  265.565353] 5*64kB 
[  265.567402]  ? skb_scrub_packet+0x490/0x490
[  265.571090] (MH) 
[  265.573315]  ? lock_downgrade+0x900/0x900
[  265.577609] 3*128kB 
[  265.579667]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.583788] (M) 
[  265.586102]  ? refcount_sub_and_test_checked+0x203/0x310
[  265.591606] 5*256kB 
[  265.593569]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  265.598989] (UMH) 
[  265.601305]  ? addrconf_rs_timer+0x690/0x690
[  265.606725] 5*512kB 
[  265.608862]  ndisc_alloc_skb+0x144/0x340
[  265.613237] (UMH) 
[  265.615546]  ndisc_send_rs+0x331/0x6e0
[  265.619580] 4*1024kB 
[  265.621715]  addrconf_rs_timer+0x314/0x690
[  265.625574] (UMH) 
[  265.627977]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.632182] 2*2048kB 
[  265.634324]  call_timer_fn+0x272/0x920
[  265.638525] (M) 
[  265.640923]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.644785] 3*4096kB 
[  265.646771]  ? process_timeout+0x40/0x40
[  265.650982] (M) 
[  265.653381]  ? trace_hardirqs_off+0xb8/0x310
[  265.657414] = 25168kB
[  265.659377]  ? kasan_check_read+0x11/0x20
[  265.663768] Node 0 
[  265.666201]  ? do_raw_spin_unlock+0xa7/0x2f0
[  265.670317] Normal: 
[  265.672545]  ? trace_hardirqs_on+0x310/0x310
[  265.676924] 1081*4kB 
[  265.679238]  ? __run_timers+0x7da/0xc70
[  265.683621] (UMEH) 
[  265.686024]  ? lock_downgrade+0x900/0x900
[  265.689968] 387*8kB 
[  265.692192]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  265.696311] (ME) 
[  265.698621]  ? trace_hardirqs_on+0xbd/0x310
[  265.703697] 152*16kB 
[  265.705744]  ? kasan_check_read+0x11/0x20
[  265.710049] (UME) 
[  265.712470]  ? __run_timers+0x7da/0xc70
[  265.716590] 54*32kB 
[  265.718729]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  265.722674] (UME) 
[  265.725004]  ? kasan_check_write+0x14/0x20
[  265.730432] 21*64kB 
[  265.732575]  ? do_raw_spin_lock+0xc1/0x200
[  265.736785] (UM) 
[  265.739131]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.743341] 0*128kB 
[  265.745406]  __run_timers+0x7e5/0xc70
[  265.749618] 0*256kB 
[  265.751936]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  265.755704] 2*512kB 
[  265.758016]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  265.763349] (U) 
[  265.765663]  ? timerqueue_add+0x207/0x2b0
[  265.770652] 0*1024kB 
[  265.772631]  ? enqueue_hrtimer+0x1a5/0x560
[  265.776758] 0*2048kB 
[  265.779157]  ? lock_release+0x970/0x970
[  265.783377] 0*4096kB = 13948kB
[  265.785788]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  265.789739] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  265.792929]  ? check_preemption_disabled+0x48/0x200
[  265.798111] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  265.806941]  ? kasan_check_write+0x14/0x20
[  265.811929] 4244 total pagecache pages
[  265.820495]  ? pvclock_read_flags+0x160/0x160
[  265.824705] 0 pages in swap cache
[  265.828578]  ? lock_downgrade+0x900/0x900
[  265.833047] Swap cache stats: add 0, delete 0, find 0/0
[  265.836489]  ? trace_hardirqs_on+0xbd/0x310
[  265.840607] Free swap  = 0kB
[  265.845961]  ? kvm_sched_clock_read+0x9/0x20
[  265.850265] Total swap = 0kB
[  265.850274] 1965979 pages RAM
[  265.853288]  ? irq_exit+0x17f/0x1c0
[  265.857668] 0 pages HighMem/MovableOnly
[  265.860686]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.863785] 342307 pages reserved
[  265.867441]  ? check_preemption_disabled+0x48/0x200
[  265.871391] 0 pages cma reserved
[  265.876939]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.880413] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  265.885372]  run_timer_softirq+0x52/0xb0
[  265.888789] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  265.894233]  ? __this_cpu_preempt_check+0x1c/0x1f
[  265.900696] syz-executor2 cpuset=
[  265.904740]  __do_softirq+0x30b/0xad8
[  265.915201] syz2
[  265.920029]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  265.923456]  mems_allowed=0
[  265.927242]  ? pvclock_read_flags+0x160/0x160
[  265.941689]  ? lapic_next_event+0x5a/0x90
[  265.945831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.951366]  ? clockevents_program_event+0x140/0x370
[  265.956463]  ? kvm_clock_read+0x18/0x30
[  265.960439]  ? kvm_sched_clock_read+0x9/0x20
[  265.964839]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.970365]  ? check_preemption_disabled+0x48/0x200
[  265.975400]  irq_exit+0x17f/0x1c0
[  265.978868]  smp_apic_timer_interrupt+0x1cb/0x760
[  265.983719]  ? smp_reschedule_interrupt+0x109/0x650
[  265.988741]  ? smp_call_function_single_interrupt+0x650/0x650
[  265.994626]  ? interrupt_entry+0xb5/0xf0
[  265.998679]  ? trace_hardirqs_off_caller+0xbb/0x310
[  266.003705]  ? trace_hardirqs_off_caller+0xbb/0x310
[  266.008718]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.013557]  ? trace_hardirqs_on_caller+0x310/0x310
[  266.018570]  ? trace_hardirqs_on_caller+0x310/0x310
[  266.023579]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.029140]  ? check_preemption_disabled+0x48/0x200
[  266.034156]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.039694]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.044558]  apic_timer_interrupt+0xf/0x20
[  266.048783]  </IRQ>
[  266.051022] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  266.056205] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  266.075097] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  266.082815] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  266.090097] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  266.097361] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  266.104621] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  266.111880] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  266.119151]  ? trace_hardirqs_on+0x9a/0x310
[  266.123469]  ? trace_hardirqs_on+0xb4/0x310
[  266.127795]  retint_kernel+0x1b/0x2d
[  266.131505] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  266.136785] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  266.155682] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  266.163383] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  266.170646] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  266.177905] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  266.185164] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  266.192424] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  266.199696]  ? trace_hardirqs_on+0x9a/0x310
[  266.204011]  ? arch_local_irq_restore+0x45/0x52
[  266.208689]  dump_stack+0x26a/0x2b4
[  266.212329]  ? dump_stack_print_info.cold.2+0x52/0x52
[  266.217512]  ? mark_held_locks+0x130/0x130
[  266.221740]  ? mark_held_locks+0x130/0x130
[  266.225995]  dump_header+0x27b/0xf72
[  266.229720]  ? rcu_read_unlock+0x16/0x60
[  266.233792]  ? pagefault_out_of_memory+0x197/0x197
[  266.238715]  ? mark_held_locks+0x130/0x130
[  266.242940]  ? percpu_ref_put_many+0x13e/0x260
[  266.247516]  ? mem_cgroup_charge_statistics+0x780/0x780
[  266.252912]  ? mem_cgroup_iter+0x1f7/0x1160
[  266.257239]  ? mark_held_locks+0x130/0x130
[  266.261480]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.267012]  ? task_will_free_mem+0x239/0xb30
[  266.271511]  ? ___ratelimit+0x36f/0x655
[  266.275497]  ? lock_downgrade+0x900/0x900
[  266.279662]  ? trace_hardirqs_on+0xbd/0x310
[  266.284037]  ? kasan_check_read+0x11/0x20
[  266.288177]  ? ___ratelimit+0x36f/0x655
[  266.292146]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  266.297587]  ? trace_hardirqs_on+0x310/0x310
[  266.302000]  ? lock_downgrade+0x900/0x900
[  266.306148]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  266.311238]  ? ___ratelimit+0xaa/0x655
[  266.315122]  ? idr_get_free+0xec0/0xec0
[  266.319103]  ? kasan_check_write+0x14/0x20
[  266.323329]  ? do_raw_spin_lock+0xc1/0x200
[  266.327560]  oom_kill_process.cold.27+0x10/0x903
[  266.332314]  ? lock_downgrade+0x900/0x900
[  266.336463]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  266.342257]  ? oom_evaluate_task+0x540/0x540
[  266.346666]  ? shrink_node+0x16b0/0x16b0
[  266.350728]  ? oom_unkillable_task+0x383/0x580
[  266.355307]  ? out_of_memory+0x974/0x1430
[  266.359447]  ? lock_downgrade+0x900/0x900
[  266.363620]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  266.369443]  ? __cpuset_node_allowed+0x19b/0x660
[  266.374201]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.379747]  ? oom_evaluate_task+0x302/0x540
[  266.384164]  out_of_memory+0xa84/0x1430
[  266.388139]  ? oom_killer_disable+0x3a0/0x3a0
[  266.392635]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  266.397562]  ? __mutex_add_waiter+0x2a0/0x2a0
[  266.402059]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  266.407100]  ? find_next_bit+0x104/0x130
[  266.411157]  __alloc_pages_slowpath+0x2318/0x2d80
[  266.416013]  ? warn_alloc+0x120/0x120
[  266.419829]  ? __radix_tree_lookup+0x4c0/0x4c0
[  266.424413]  ? find_get_entry+0x2f2/0xc40
[  266.428577]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  266.433502]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.439051]  ? should_fail+0x22d/0xd01
[  266.442946]  ? ___might_sleep+0x1ed/0x300
[  266.447085]  ? lock_release+0x970/0x970
[  266.451060]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  266.456151]  ? debug_smp_processor_id+0x1c/0x20
[  266.460835]  ? __might_sleep+0x95/0x190
[  266.464823]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  266.469666]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  266.474680]  ? lock_downgrade+0x900/0x900
[  266.478826]  ? ___might_sleep+0x1ed/0x300
[  266.482968]  ? lock_release+0x970/0x970
[  266.486947]  ? arch_local_save_flags+0x40/0x40
[  266.491542]  ? finish_task_switch+0x1f5/0x900
[  266.496051]  ? __might_sleep+0x95/0x190
[  266.500021]  __alloc_pages_nodemask+0xa80/0xde0
[  266.504708]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  266.509722]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  266.515519]  ? kasan_check_write+0x14/0x20
[  266.519761]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  266.524429]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.529979]  ? __do_page_cache_readahead+0x7ce/0x980
[  266.535084]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  266.540620]  alloc_pages_current+0x10c/0x210
[  266.545017]  ? lock_downgrade+0x900/0x900
[  266.549160]  __page_cache_alloc+0x38f/0x5b0
[  266.553474]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  266.559274]  ? ext4_filemap_fault+0x82/0xad
[  266.563593]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  266.568257]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.573804]  ? check_preemption_disabled+0x48/0x200
[  266.578816]  filemap_fault+0x1594/0x25f0
[  266.582877]  ? __lock_page_or_retry+0xa00/0xa00
[  266.587546]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  266.593338]  ? unwind_dump+0x190/0x190
[  266.597229]  ? is_bpf_text_address+0xd3/0x170
[  266.601729]  ? filemap_map_pages+0xdea/0x1980
[  266.606233]  ? find_get_pages_range_tag+0x1320/0x1320
[  266.611414]  ? save_stack+0xa9/0xd0
[  266.615065]  ? save_stack+0x43/0xd0
[  266.618680]  ? __kasan_slab_free+0x102/0x150
[  266.623084]  ? __sigqueue_free.part.27+0x7d/0xa0
[  266.627830]  ? __dequeue_signal+0x530/0x7d0
[  266.632162]  ? dequeue_signal+0x26c/0x630
[  266.636301]  ? get_signal+0x3ec/0x1980
[  266.640210]  ? do_signal+0x9c/0x21e0
[  266.643932]  ? exit_to_usermode_loop+0x2e5/0x380
[  266.648688]  ? mark_held_locks+0x130/0x130
[  266.652922]  ? trace_hardirqs_on+0x310/0x310
[  266.657327]  ? lock_acquire+0x1ed/0x520
[  266.661297]  ? ext4_filemap_fault+0x7a/0xad
[  266.665633]  ? lock_release+0x970/0x970
[  266.669604]  ? arch_local_save_flags+0x40/0x40
[  266.674184]  ? mark_held_locks+0x130/0x130
[  266.678413]  ? trace_hardirqs_off+0xb8/0x310
[  266.682823]  ? down_read+0xb0/0x1d0
[  266.686460]  ? ext4_filemap_fault+0x7a/0xad
[  266.690783]  ? __down_interruptible+0x700/0x700
[  266.695444]  ? kmem_cache_free+0x21a/0x290
[  266.699686]  ? __sigqueue_free.part.27+0x7d/0xa0
[  266.704437]  ? __dequeue_signal+0xf9/0x7d0
[  266.708683]  ext4_filemap_fault+0x82/0xad
[  266.712857]  __do_fault+0x100/0x6b0
[  266.716480]  ? print_bad_pte+0x6c0/0x6c0
[  266.720539]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.726071]  ? pmd_val+0x88/0x100
[  266.729521]  ? add_mm_counter_fast+0xd0/0xd0
[  266.733919]  ? pmd_val+0x88/0x100
[  266.737369]  ? add_mm_counter_fast+0xd0/0xd0
[  266.741798]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.747376]  __handle_mm_fault+0x3709/0x53e0
[  266.751816]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  266.756684]  ? kasan_check_write+0x14/0x20
[  266.760915]  ? do_raw_spin_lock+0xc1/0x200
[  266.765147]  ? _raw_spin_unlock_irq+0x60/0x80
[  266.769639]  ? __set_current_blocked+0xe4/0x120
[  266.774306]  ? lock_acquire+0x1ed/0x520
[  266.778281]  ? handle_mm_fault+0x42a/0xc70
[  266.782512]  ? lock_downgrade+0x900/0x900
[  266.786660]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  266.792483]  ? __do_page_fault+0x67d/0xed0
[  266.796716]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  266.802175]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.807706]  ? check_preemption_disabled+0x48/0x200
[  266.812720]  handle_mm_fault+0x54f/0xc70
[  266.816791]  ? __handle_mm_fault+0x53e0/0x53e0
[  266.821372]  ? find_vma+0x34/0x190
[  266.824909]  __do_page_fault+0x67d/0xed0
[  266.828999]  ? mm_fault_error+0x380/0x380
[  266.833148]  ? syscall_slow_exit_work+0x520/0x520
[  266.837991]  do_page_fault+0xf2/0x7e0
[  266.841787]  ? vmalloc_sync_all+0x30/0x30
[  266.845948]  ? error_entry+0x70/0xd0
[  266.849656]  ? trace_hardirqs_off_caller+0xbb/0x310
[  266.854665]  ? trace_hardirqs_on_caller+0xc0/0x310
[  266.859588]  ? syscall_return_slowpath+0x5e0/0x5e0
[  266.864511]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.869347]  ? trace_hardirqs_on_caller+0x310/0x310
[  266.874370]  ? trace_hardirqs_off+0x310/0x310
[  266.878876]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  266.883894]  ? prepare_exit_to_usermode+0x291/0x3b0
[  266.888908]  ? page_fault+0x8/0x30
[  266.892448]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.897290]  ? page_fault+0x8/0x30
[  266.900827]  page_fault+0x1e/0x30
[  266.904273] RIP: 0033:0x45db60
[  266.907479] Code: Bad RIP value.
[  266.910836] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  266.916195] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  266.923455] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  266.930719] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  266.937983] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  266.945243] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  266.952624] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  266.952670] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  266.959892] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  266.959895] Call Trace:
[  266.959901]  <IRQ>
[  266.959915]  dump_stack+0x1c4/0x2b4
[  266.959930]  ? dump_stack_print_info.cold.2+0x52/0x52
[  266.966440] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  266.975748]  warn_alloc.cold.119+0xb7/0x1bd
[  266.978313] syz-fuzzer cpuset=
[  266.980460]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  266.984062] /
[  266.989255]  ? lock_downgrade+0x900/0x900
[  266.999457]  mems_allowed=0
[  267.003775]  ? trace_hardirqs_off+0xb8/0x310
[  267.024955]  ? trace_hardirqs_off+0xb8/0x310
[  267.029364]  __alloc_pages_slowpath+0x2667/0x2d80
[  267.034222]  ? warn_alloc+0x120/0x120
[  267.038057]  ? trace_hardirqs_on+0x310/0x310
[  267.042476]  ? warn_alloc+0x120/0x120
[  267.046275]  ? warn_alloc+0x120/0x120
[  267.050073]  ? ktime_get+0x2e1/0x440
[  267.053793]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.059328]  ? check_preemption_disabled+0x48/0x200
[  267.064338]  ? kasan_check_read+0x11/0x20
[  267.068493]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.074021]  ? should_fail+0x22d/0xd01
[  267.078008]  ? rcu_bh_qs+0xc0/0xc0
[  267.081540]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  267.086640]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.092174]  ? should_fail+0x22d/0xd01
[  267.096059]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  267.101183]  ? should_fail+0x22d/0xd01
[  267.105065]  ? rcu_idle_enter+0x4b0/0x4b0
[  267.109208]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  267.114306]  ? mark_held_locks+0x130/0x130
[  267.118533]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.124096]  ? mark_held_locks+0x130/0x130
[  267.128322]  ? rcu_irq_exit+0xce/0x100
[  267.132236]  ? irq_exit+0xbd/0x1c0
[  267.135804]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  267.140815]  ? do_raw_spin_unlock+0xa7/0x2f0
[  267.145218]  ? smp_call_function_single_interrupt+0x650/0x650
[  267.151106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.156636]  ? ret_from_intr+0xb/0x1e
[  267.160426]  ? retint_kernel+0x2d/0x2d
[  267.164307]  ? trace_hardirqs_on_caller+0xc0/0x310
[  267.169231]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  267.173984]  ? trace_hardirqs_off+0x310/0x310
[  267.178475]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  267.183584]  __alloc_pages_nodemask+0xa80/0xde0
[  267.188279]  ? should_fail+0x22d/0xd01
[  267.192168]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  267.197203]  ? ____cache_alloc_node+0x1c7/0x1e0
[  267.201885]  ? lock_downgrade+0x900/0x900
[  267.206058]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.211605]  cache_grow_begin+0x91/0x8c0
[  267.215690]  ? do_raw_spin_unlock+0xa7/0x2f0
[  267.220108]  fallback_alloc+0x203/0x2e0
[  267.224110]  ____cache_alloc_node+0x1c7/0x1e0
[  267.228621]  kmem_cache_alloc_node+0xe3/0x730
[  267.233110]  ? ipv6_get_ifaddr+0x42e/0x620
[  267.237340]  __alloc_skb+0x119/0x770
[  267.241063]  ? skb_scrub_packet+0x490/0x490
[  267.245392]  ? lock_downgrade+0x900/0x900
[  267.249538]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.255077]  ? refcount_sub_and_test_checked+0x203/0x310
[  267.260533]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  267.265991]  ? addrconf_rs_timer+0x690/0x690
[  267.270399]  ndisc_alloc_skb+0x144/0x340
[  267.274463]  ndisc_send_rs+0x331/0x6e0
[  267.278348]  addrconf_rs_timer+0x314/0x690
[  267.282596]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.286835]  call_timer_fn+0x272/0x920
[  267.290730]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.294967]  ? process_timeout+0x40/0x40
[  267.299017]  ? trace_hardirqs_off+0xb8/0x310
[  267.303418]  ? kasan_check_read+0x11/0x20
[  267.307562]  ? do_raw_spin_unlock+0xa7/0x2f0
[  267.311964]  ? trace_hardirqs_on+0x310/0x310
[  267.316376]  ? __run_timers+0x7da/0xc70
[  267.320342]  ? lock_downgrade+0x900/0x900
[  267.324485]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  267.329591]  ? trace_hardirqs_on+0xbd/0x310
[  267.333913]  ? kasan_check_read+0x11/0x20
[  267.338067]  ? __run_timers+0x7da/0xc70
[  267.342044]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  267.347506]  ? kasan_check_write+0x14/0x20
[  267.351741]  ? do_raw_spin_lock+0xc1/0x200
[  267.355983]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.360209]  __run_timers+0x7e5/0xc70
[  267.364015]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  267.369379]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  267.374389]  ? timerqueue_add+0x207/0x2b0
[  267.378534]  ? enqueue_hrtimer+0x1a5/0x560
[  267.382773]  ? lock_release+0x970/0x970
[  267.386748]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  267.391947]  ? kasan_check_write+0x14/0x20
[  267.396182]  ? pvclock_read_flags+0x160/0x160
[  267.400675]  ? lock_downgrade+0x900/0x900
[  267.404857]  ? trace_hardirqs_on+0xbd/0x310
[  267.409175]  ? kvm_sched_clock_read+0x9/0x20
[  267.413576]  ? irq_exit+0x17f/0x1c0
[  267.417198]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.422757]  ? check_preemption_disabled+0x48/0x200
[  267.427783]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.433321]  run_timer_softirq+0x52/0xb0
[  267.437379]  ? __this_cpu_preempt_check+0x1c/0x1f
[  267.442218]  __do_softirq+0x30b/0xad8
[  267.446033]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  267.451187]  ? pvclock_read_flags+0x160/0x160
[  267.455706]  ? lapic_next_event+0x5a/0x90
[  267.459890]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.465436]  ? clockevents_program_event+0x140/0x370
[  267.470539]  ? kvm_clock_read+0x18/0x30
[  267.474509]  ? kvm_sched_clock_read+0x9/0x20
[  267.478910]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.484439]  ? check_preemption_disabled+0x48/0x200
[  267.489456]  irq_exit+0x17f/0x1c0
[  267.492903]  smp_apic_timer_interrupt+0x1cb/0x760
[  267.497738]  ? smp_reschedule_interrupt+0x109/0x650
[  267.502762]  ? smp_call_function_single_interrupt+0x650/0x650
[  267.508646]  ? interrupt_entry+0xb5/0xf0
[  267.512727]  ? trace_hardirqs_off_caller+0xbb/0x310
[  267.517745]  ? trace_hardirqs_off_caller+0xbb/0x310
[  267.522783]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.527643]  ? trace_hardirqs_on_caller+0x310/0x310
[  267.532658]  ? trace_hardirqs_on_caller+0x310/0x310
[  267.537666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.543199]  ? check_preemption_disabled+0x48/0x200
[  267.548211]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.553050]  apic_timer_interrupt+0xf/0x20
[  267.557272]  </IRQ>
[  267.559506] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  267.565388] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  267.584282] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  267.591990] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  267.599268] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  267.606536] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  267.613800] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  267.621063] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  267.628335]  ? trace_hardirqs_on+0xb4/0x310
[  267.632657]  ? save_stack+0xa9/0xd0
[  267.636287]  __kmalloc_node_track_caller+0x33/0x70
[  267.641212]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  267.645964]  pskb_expand_head+0x230/0x10f0
[  267.650189]  ? lock_downgrade+0x900/0x900
[  267.654323]  ? check_preemption_disabled+0x48/0x200
[  267.659329]  ? memcpy+0x45/0x50
[  267.662602]  ? __copy_skb_header+0x350/0x6b0
[  267.667039]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  267.671527]  ? skb_checksum+0x140/0x140
[  267.675540]  ? trace_hardirqs_on+0xbd/0x310
[  267.679854]  ? skb_clone+0x1bb/0x500
[  267.683569]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  267.689045]  ? kasan_unpoison_shadow+0x35/0x50
[  267.693622]  ? kasan_check_write+0x14/0x20
[  267.697852]  ? __skb_clone+0x6c7/0xa00
[  267.701731]  ? __copy_skb_header+0x6b0/0x6b0
[  267.706144]  ? kmem_cache_alloc+0x306/0x730
[  267.710483]  skb_ensure_writable+0x3dd/0x640
[  267.714889]  ? skb_cow_data+0xf10/0xf10
[  267.718860]  ? check_preemption_disabled+0x48/0x200
[  267.723872]  ? __this_cpu_preempt_check+0x1c/0x1f
[  267.728709]  ? __bpf_redirect+0x54b/0xb20
[  267.732852]  ? __switch_to_asm+0x34/0x70
[  267.736914]  bpf_clone_redirect+0x14a/0x490
[  267.741236]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  267.746254]  ? __sched_text_start+0x8/0x8
[  267.750402]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  267.755158]  ? retint_kernel+0x2d/0x2d
[  267.759041]  ? trace_hardirqs_on_caller+0xc0/0x310
[  267.763971]  ? retint_kernel+0x2d/0x2d
[  267.767856]  ? trace_hardirqs_on_caller+0xc0/0x310
[  267.772814]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  267.777563]  ? trace_hardirqs_off+0x310/0x310
[  267.782059]  ? retint_kernel+0x1b/0x2d
[  267.785953]  ? lock_acquire+0x1ed/0x520
[  267.789923]  ? bpf_test_run+0x3cb/0x780
[  267.793894]  ? lock_downgrade+0x900/0x900
[  267.798033]  ? lock_release+0x970/0x970
[  267.802025]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  267.807837]  ? preempt_schedule_common+0x1f/0xd0
[  267.812589]  ? preempt_schedule+0x4d/0x60
[  267.816737]  ? ___preempt_schedule+0x16/0x18
[  267.821160]  ? bpf_test_run+0x25d/0x780
[  267.825138]  ? netlink_diag_dump+0x2a0/0x2a0
[  267.829556]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.835117]  ? bpf_test_init.isra.9+0x70/0x100
[  267.839722]  ? bpf_prog_test_run_skb+0x634/0xb40
[  267.844482]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  267.849320]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  267.854882]  ? fput+0x130/0x1a0
[  267.858176]  ? __bpf_prog_get+0x9b/0x290
[  267.862234]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  267.867076]  ? bpf_prog_test_run+0x130/0x1a0
[  267.871480]  ? __x64_sys_bpf+0x3d8/0x510
[  267.875540]  ? bpf_prog_get+0x20/0x20
[  267.879344]  ? __x64_sys_futex+0x4bc/0x6a0
[  267.883581]  ? do_syscall_64+0x1b9/0x820
[  267.887638]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  267.893000]  ? syscall_return_slowpath+0x5e0/0x5e0
[  267.897926]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.902805]  ? trace_hardirqs_on_caller+0x310/0x310
[  267.907818]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  267.912833]  ? prepare_exit_to_usermode+0x291/0x3b0
[  267.917851]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.922700]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  267.928064] warn_alloc_show_mem: 1 callbacks suppressed
[  267.928075] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  267.928077] Mem-Info:
[  267.928119] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  267.928119]  active_file:17 inactive_file:13 isolated_file:0
[  267.928119]  unevictable:0 dirty:0 writeback:0 unstable:0
[  267.928119]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  267.928119]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  267.928119]  free:13756 free_pcp:276 free_cma:0
[  267.933456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  267.940499] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  267.942895] Call Trace:
[  267.975845] Node 0 
[  267.985183]  <IRQ>
[  268.012947] 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
[  268.015517]  dump_stack+0x1c4/0x2b4
[  268.017725] lowmem_reserve[]:
[  268.019875]  ? dump_stack_print_info.cold.2+0x52/0x52
[  268.045342]  0 2819
[  268.049384]  warn_alloc.cold.119+0xb7/0x1bd
[  268.052458]  6323
[  268.057641]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  268.059853]  6323
[  268.064169]  ? lock_downgrade+0x900/0x900
[  268.071033]  ? trace_hardirqs_off+0xb8/0x310
[  268.073070] Node 0 
[  268.077222]  ? trace_hardirqs_off+0xb8/0x310
[  268.081643] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  268.083847]  __alloc_pages_slowpath+0x2667/0x2d80
[  268.088224] lowmem_reserve[]:
[  268.115476]  ? warn_alloc+0x120/0x120
[  268.120278]  0
[  268.123372]  ? warn_alloc+0x120/0x120
[  268.127146]  0
[  268.128954]  ? warn_alloc+0x120/0x120
[  268.132727]  3503
[  268.134535]  ? mark_held_locks+0x130/0x130
[  268.138319]  3503
[  268.140375]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.146629]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.152138] Node 0 
[  268.157693]  ? should_fail+0x22d/0xd01
[  268.157739] Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  268.157746] lowmem_reserve[]:
[  268.159986]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  268.163847]  0
[  268.192304]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.195383]  0
[  268.200474]  ? should_fail+0x22d/0xd01
[  268.202249]  0
[  268.207793]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  268.209573]  0
[  268.213451]  ? should_fail+0x22d/0xd01
[  268.220318]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  268.222105] Node 0 
[  268.225978]  ? mark_held_locks+0x130/0x130
[  268.231065] DMA: 
[  268.233308]  ? mark_held_locks+0x130/0x130
[  268.237512] 1*4kB 
[  268.239565]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.243775] (U) 
[  268.245911]  ? trace_hardirqs_off+0xb8/0x310
[  268.251420] 0*8kB 
[  268.253388]  ? kasan_check_read+0x11/0x20
[  268.257786] 0*16kB 
[  268.259930]  ? do_raw_spin_unlock+0xa7/0x2f0
[  268.264047] 1*32kB 
[  268.266320]  ? trace_hardirqs_on+0x310/0x310
[  268.270698] (U) 
[  268.272927]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.277304] 2*64kB 
[  268.279278]  ? wq_watchdog_touch+0x9c/0xfe
[  268.284788] (U) 
[  268.287019]  ? io_serial_in+0x11/0x90
[  268.291222] 1*128kB 
[  268.293193]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.296965] (U) 
[  268.299287]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  268.304798] 1*256kB 
[  268.306775]  __alloc_pages_nodemask+0xa80/0xde0
[  268.311848] (U) 
[  268.314162]  ? should_fail+0x22d/0xd01
[  268.318825] 0*512kB 
[  268.320797]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  268.324656] 1*1024kB 
[  268.326980]  ? ____cache_alloc_node+0x1c7/0x1e0
[  268.331950] (U) 1*2048kB 
[  268.334373]  ? lock_downgrade+0x900/0x900
[  268.339013] (M) 
[  268.341769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.345906] 3*4096kB 
[  268.347891]  cache_grow_begin+0x91/0x8c0
[  268.353394] (M) 
[  268.355808]  ? do_raw_spin_unlock+0xa7/0x2f0
[  268.359841] = 15908kB
[  268.361807]  fallback_alloc+0x203/0x2e0
[  268.366221] Node 0 
[  268.368648]  ____cache_alloc_node+0x1c7/0x1e0
[  268.372594] DMA32: 
[  268.374831]  kmem_cache_alloc_node+0xe3/0x730
[  268.379295] 2*4kB 
[  268.381521]  ? ipv6_get_ifaddr+0x42e/0x620
[  268.386003] (M) 
[  268.388143]  __alloc_skb+0x119/0x770
[  268.392349] 1*8kB 
[  268.394312]  ? skb_scrub_packet+0x490/0x490
[  268.398010] (M) 
[  268.400148]  ? lock_downgrade+0x900/0x900
[  268.404442] 2*16kB 
[  268.406452]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.410567] (M) 
[  268.412798]  ? refcount_sub_and_test_checked+0x203/0x310
[  268.418322] 3*32kB 
[  268.420292]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  268.425711] (MH) 
[  268.427946]  ? addrconf_rs_timer+0x690/0x690
[  268.433370] 5*64kB 
[  268.435423]  ndisc_alloc_skb+0x144/0x340
[  268.439799] (MH) 
[  268.442027]  ndisc_send_rs+0x331/0x6e0
[  268.446065] 3*128kB 
[  268.448121]  addrconf_rs_timer+0x314/0x690
[  268.451997] (M) 
[  268.454307]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.458512] 5*256kB 
[  268.460480]  call_timer_fn+0x272/0x920
[  268.464688] (UMH) 
[  268.467001]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.470862] 5*512kB 
[  268.473004]  ? process_timeout+0x40/0x40
[  268.477213] (UMH) 
[  268.479525]  ? trace_hardirqs_off+0xb8/0x310
[  268.483556] 4*1024kB 
[  268.485696]  ? kasan_check_read+0x11/0x20
[  268.490074] (UMH) 
[  268.492478]  ? do_raw_spin_unlock+0xa7/0x2f0
[  268.496595] 2*2048kB 
[  268.498735]  ? trace_hardirqs_on+0x310/0x310
[  268.503112] (M) 
[  268.505509]  ? __run_timers+0x7da/0xc70
[  268.509886] 3*4096kB 
[  268.511848]  ? lock_downgrade+0x900/0x900
[  268.515790] (M) 
[  268.518212]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  268.522328] = 25168kB
[  268.524296]  ? trace_hardirqs_on+0xbd/0x310
[  268.529368] Node 0 
[  268.531789]  ? kasan_check_read+0x11/0x20
[  268.531806]  ? __run_timers+0x7da/0xc70
[  268.536113] Normal: 
[  268.538341]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  268.542458] 1081*4kB 
[  268.546423]  ? kasan_check_write+0x14/0x20
[  268.548718] (UMEH) 
[  268.554161]  ? do_raw_spin_lock+0xc1/0x200
[  268.556542] 387*8kB 
[  268.560766]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.562979] (ME) 
[  268.567215]  __run_timers+0x7e5/0xc70
[  268.569510] 152*16kB 
[  268.573733]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  268.575769] (UME) 
[  268.579563]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  268.581950] 54*32kB 
[  268.587319]  ? timerqueue_add+0x207/0x2b0
[  268.589444] (UME) 
[  268.594447]  ? enqueue_hrtimer+0x1a5/0x560
[  268.596748] 21*64kB 
[  268.600890]  ? lock_release+0x970/0x970
[  268.603014] (UM) 
[  268.607249]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  268.609558] 0*128kB 
[  268.613516]  ? check_preemption_disabled+0x48/0x200
[  268.615548] 0*256kB 
[  268.620720]  ? kasan_check_write+0x14/0x20
[  268.623014] 2*512kB 
[  268.628016]  ? pvclock_read_flags+0x160/0x160
[  268.630315] (U) 
[  268.634538]  ? lock_downgrade+0x900/0x900
[  268.636837] 0*1024kB 
[  268.641322]  ? trace_hardirqs_on+0xbd/0x310
[  268.643275] 0*2048kB 
[  268.647410]  ? kvm_sched_clock_read+0x9/0x20
[  268.649824] 0*4096kB 
[  268.654167]  ? irq_exit+0x17f/0x1c0
[  268.656548] = 13948kB
[  268.660949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.663335] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  268.666944]  ? check_preemption_disabled+0x48/0x200
[  268.669335] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  268.674859]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.683664] 4244 total pagecache pages
[  268.688670]  run_timer_softirq+0x52/0xb0
[  268.697216] 0 pages in swap cache
[  268.702763]  ? __this_cpu_preempt_check+0x1c/0x1f
[  268.706629] Swap cache stats: add 0, delete 0, find 0/0
[  268.710673]  __do_softirq+0x30b/0xad8
[  268.714102] Free swap  = 0kB
[  268.718931]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  268.724272] Total swap = 0kB
[  268.728063]  ? pvclock_read_flags+0x160/0x160
[  268.731057] 1965979 pages RAM
[  268.736144]  ? lapic_next_event+0x5a/0x90
[  268.739135] 0 pages HighMem/MovableOnly
[  268.743635]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.746712] 342307 pages reserved
[  268.750851]  ? clockevents_program_event+0x140/0x370
[  268.754799] 0 pages cma reserved
[  268.760322]  ? kvm_clock_read+0x18/0x30
[  268.763807] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  268.768839]  ? kvm_sched_clock_read+0x9/0x20
[  268.768852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.768866]  ? check_preemption_disabled+0x48/0x200
[  268.772268] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  268.776198]  irq_exit+0x17f/0x1c0
[  268.782659] syz-executor2 cpuset=
[  268.787055]  smp_apic_timer_interrupt+0x1cb/0x760
[  268.792575] syz2
[  268.797595]  ? smp_reschedule_interrupt+0x109/0x650
[  268.808055]  mems_allowed=0
[  268.811510]  ? smp_call_function_single_interrupt+0x650/0x650
[  268.835487]  ? interrupt_entry+0xb5/0xf0
[  268.839541]  ? trace_hardirqs_off_caller+0xbb/0x310
[  268.844549]  ? trace_hardirqs_off_caller+0xbb/0x310
[  268.849564]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  268.854399]  ? trace_hardirqs_on_caller+0x310/0x310
[  268.859410]  ? trace_hardirqs_on_caller+0x310/0x310
[  268.864423]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.869957]  ? check_preemption_disabled+0x48/0x200
[  268.874972]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.880508]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  268.885352]  apic_timer_interrupt+0xf/0x20
[  268.889573]  </IRQ>
[  268.891818] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  268.897005] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  268.915898] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  268.923598] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  268.930859] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  268.938139] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  268.945404] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  268.952655] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  268.959924]  ? trace_hardirqs_on+0x9a/0x310
[  268.964247]  ? trace_hardirqs_on+0xb4/0x310
[  268.968580]  retint_kernel+0x1b/0x2d
[  268.972337] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  268.977604] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  268.996496] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  269.004197] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  269.011459] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  269.018724] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  269.025999] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  269.033260] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  269.040536]  ? trace_hardirqs_on+0x9a/0x310
[  269.044860]  ? arch_local_irq_restore+0x45/0x52
[  269.049526]  dump_stack+0x26a/0x2b4
[  269.053194]  ? dump_stack_print_info.cold.2+0x52/0x52
[  269.058379]  ? mark_held_locks+0x130/0x130
[  269.062611]  ? mark_held_locks+0x130/0x130
[  269.066845]  dump_header+0x27b/0xf72
[  269.070557]  ? rcu_read_unlock+0x16/0x60
[  269.074634]  ? pagefault_out_of_memory+0x197/0x197
[  269.080019]  ? mark_held_locks+0x130/0x130
[  269.084250]  ? percpu_ref_put_many+0x13e/0x260
[  269.088831]  ? mem_cgroup_charge_statistics+0x780/0x780
[  269.094194]  ? mem_cgroup_iter+0x1f7/0x1160
[  269.098527]  ? mark_held_locks+0x130/0x130
[  269.102765]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.108301]  ? task_will_free_mem+0x239/0xb30
[  269.112809]  ? ___ratelimit+0x36f/0x655
[  269.116788]  ? lock_downgrade+0x900/0x900
[  269.120936]  ? trace_hardirqs_on+0xbd/0x310
[  269.125247]  ? kasan_check_read+0x11/0x20
[  269.129412]  ? ___ratelimit+0x36f/0x655
[  269.133384]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  269.138829]  ? trace_hardirqs_on+0x310/0x310
[  269.143239]  ? lock_downgrade+0x900/0x900
[  269.147421]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  269.152520]  ? ___ratelimit+0xaa/0x655
[  269.156408]  ? idr_get_free+0xec0/0xec0
[  269.160392]  ? kasan_check_write+0x14/0x20
[  269.164620]  ? do_raw_spin_lock+0xc1/0x200
[  269.168855]  oom_kill_process.cold.27+0x10/0x903
[  269.173605]  ? lock_downgrade+0x900/0x900
[  269.177762]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  269.183562]  ? oom_evaluate_task+0x540/0x540
[  269.187967]  ? shrink_node+0x16b0/0x16b0
[  269.192021]  ? oom_unkillable_task+0x383/0x580
[  269.196598]  ? out_of_memory+0x974/0x1430
[  269.200740]  ? lock_downgrade+0x900/0x900
[  269.204891]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  269.210685]  ? __cpuset_node_allowed+0x19b/0x660
[  269.215439]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.220965]  ? oom_evaluate_task+0x302/0x540
[  269.225367]  out_of_memory+0xa84/0x1430
[  269.229342]  ? oom_killer_disable+0x3a0/0x3a0
[  269.233831]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  269.238765]  ? __mutex_add_waiter+0x2a0/0x2a0
[  269.243273]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  269.248297]  ? find_next_bit+0x104/0x130
[  269.252355]  __alloc_pages_slowpath+0x2318/0x2d80
[  269.257209]  ? warn_alloc+0x120/0x120
[  269.261005]  ? __radix_tree_lookup+0x4c0/0x4c0
[  269.265600]  ? find_get_entry+0x2f2/0xc40
[  269.269752]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  269.274686]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.280222]  ? should_fail+0x22d/0xd01
[  269.284108]  ? ___might_sleep+0x1ed/0x300
[  269.288249]  ? lock_release+0x970/0x970
[  269.292237]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  269.297334]  ? debug_smp_processor_id+0x1c/0x20
[  269.302004]  ? __might_sleep+0x95/0x190
[  269.305976]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  269.310820]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  269.315835]  ? lock_downgrade+0x900/0x900
[  269.319978]  ? ___might_sleep+0x1ed/0x300
[  269.324136]  ? lock_release+0x970/0x970
[  269.328144]  ? arch_local_save_flags+0x40/0x40
[  269.332725]  ? finish_task_switch+0x1f5/0x900
[  269.337228]  ? __might_sleep+0x95/0x190
[  269.341204]  __alloc_pages_nodemask+0xa80/0xde0
[  269.345874]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  269.350892]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  269.356681]  ? kasan_check_write+0x14/0x20
[  269.360954]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  269.365666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.371196]  ? __do_page_cache_readahead+0x7ce/0x980
[  269.376305]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  269.381843]  alloc_pages_current+0x10c/0x210
[  269.386248]  ? lock_downgrade+0x900/0x900
[  269.390395]  __page_cache_alloc+0x38f/0x5b0
[  269.394712]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  269.400509]  ? ext4_filemap_fault+0x82/0xad
[  269.404845]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  269.409506]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.415036]  ? check_preemption_disabled+0x48/0x200
[  269.420063]  filemap_fault+0x1594/0x25f0
[  269.424129]  ? __lock_page_or_retry+0xa00/0xa00
[  269.428798]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  269.434593]  ? unwind_dump+0x190/0x190
[  269.438479]  ? is_bpf_text_address+0xd3/0x170
[  269.442988]  ? filemap_map_pages+0xdea/0x1980
[  269.447488]  ? find_get_pages_range_tag+0x1320/0x1320
[  269.452705]  ? save_stack+0xa9/0xd0
[  269.456321]  ? save_stack+0x43/0xd0
[  269.459942]  ? __kasan_slab_free+0x102/0x150
[  269.464376]  ? __sigqueue_free.part.27+0x7d/0xa0
[  269.469129]  ? __dequeue_signal+0x530/0x7d0
[  269.473448]  ? dequeue_signal+0x26c/0x630
[  269.477591]  ? get_signal+0x3ec/0x1980
[  269.481473]  ? do_signal+0x9c/0x21e0
[  269.485181]  ? exit_to_usermode_loop+0x2e5/0x380
[  269.489939]  ? mark_held_locks+0x130/0x130
[  269.494201]  ? trace_hardirqs_on+0x310/0x310
[  269.498606]  ? lock_acquire+0x1ed/0x520
[  269.502569]  ? ext4_filemap_fault+0x7a/0xad
[  269.506885]  ? lock_release+0x970/0x970
[  269.510870]  ? arch_local_save_flags+0x40/0x40
[  269.515443]  ? mark_held_locks+0x130/0x130
[  269.519668]  ? trace_hardirqs_off+0xb8/0x310
[  269.524073]  ? down_read+0xb0/0x1d0
[  269.527690]  ? ext4_filemap_fault+0x7a/0xad
[  269.532026]  ? __down_interruptible+0x700/0x700
[  269.536689]  ? kmem_cache_free+0x21a/0x290
[  269.540935]  ? __sigqueue_free.part.27+0x7d/0xa0
[  269.545688]  ? __dequeue_signal+0xf9/0x7d0
[  269.549921]  ext4_filemap_fault+0x82/0xad
[  269.554066]  __do_fault+0x100/0x6b0
[  269.557686]  ? print_bad_pte+0x6c0/0x6c0
[  269.561746]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.567292]  ? pmd_val+0x88/0x100
[  269.570742]  ? add_mm_counter_fast+0xd0/0xd0
[  269.575148]  ? pmd_val+0x88/0x100
[  269.578595]  ? add_mm_counter_fast+0xd0/0xd0
[  269.582997]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.588547]  __handle_mm_fault+0x3709/0x53e0
[  269.592960]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  269.597805]  ? kasan_check_write+0x14/0x20
[  269.602035]  ? do_raw_spin_lock+0xc1/0x200
[  269.606275]  ? _raw_spin_unlock_irq+0x60/0x80
[  269.610775]  ? __set_current_blocked+0xe4/0x120
[  269.615450]  ? lock_acquire+0x1ed/0x520
[  269.619425]  ? handle_mm_fault+0x42a/0xc70
[  269.623656]  ? lock_downgrade+0x900/0x900
[  269.627802]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  269.633595]  ? __do_page_fault+0x67d/0xed0
[  269.637835]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  269.643282]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.648825]  ? check_preemption_disabled+0x48/0x200
[  269.653870]  handle_mm_fault+0x54f/0xc70
[  269.657932]  ? __handle_mm_fault+0x53e0/0x53e0
[  269.662514]  ? find_vma+0x34/0x190
[  269.666065]  __do_page_fault+0x67d/0xed0
[  269.670169]  ? mm_fault_error+0x380/0x380
[  269.674311]  ? syscall_slow_exit_work+0x520/0x520
[  269.679169]  do_page_fault+0xf2/0x7e0
[  269.682981]  ? vmalloc_sync_all+0x30/0x30
[  269.687138]  ? error_entry+0x70/0xd0
[  269.690846]  ? trace_hardirqs_off_caller+0xbb/0x310
[  269.695856]  ? trace_hardirqs_on_caller+0xc0/0x310
[  269.700785]  ? syscall_return_slowpath+0x5e0/0x5e0
[  269.705710]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.710546]  ? trace_hardirqs_on_caller+0x310/0x310
[  269.715558]  ? trace_hardirqs_off+0x310/0x310
[  269.720075]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  269.725103]  ? prepare_exit_to_usermode+0x291/0x3b0
[  269.730114]  ? page_fault+0x8/0x30
[  269.733653]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.738491]  ? page_fault+0x8/0x30
[  269.742029]  page_fault+0x1e/0x30
[  269.745476] RIP: 0033:0x45db60
[  269.748666] Code: Bad RIP value.
[  269.752022] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  269.757379] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  269.764635] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  269.771897] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  269.779155] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  269.786420] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  269.793727] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  269.793797] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  269.801012] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  269.801016] Call Trace:
[  269.801021]  <IRQ>
[  269.801036]  dump_stack+0x1c4/0x2b4
[  269.801052]  ? dump_stack_print_info.cold.2+0x52/0x52
[  269.807587] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  269.816902]  warn_alloc.cold.119+0xb7/0x1bd
[  269.819462] syz-fuzzer cpuset=
[  269.821621]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  269.825219] /
[  269.830403]  ? lock_downgrade+0x900/0x900
[  269.840599]  mems_allowed=0
[  269.844907]  ? trace_hardirqs_off+0xb8/0x310
[  269.866049]  ? trace_hardirqs_off+0xb8/0x310
[  269.870455]  __alloc_pages_slowpath+0x2667/0x2d80
[  269.875334]  ? warn_alloc+0x120/0x120
[  269.879149]  ? warn_alloc+0x120/0x120
[  269.882948]  ? warn_alloc+0x120/0x120
[  269.886744]  ? mark_held_locks+0x130/0x130
[  269.890989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.896523]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.902069]  ? should_fail+0x22d/0xd01
[  269.905987]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  269.911085]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.916614]  ? should_fail+0x22d/0xd01
[  269.920501]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  269.925597]  ? should_fail+0x22d/0xd01
[  269.929482]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  269.934579]  ? mark_held_locks+0x130/0x130
[  269.938811]  ? mark_held_locks+0x130/0x130
[  269.943042]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.948579]  ? trace_hardirqs_off+0xb8/0x310
[  269.953006]  ? kasan_check_read+0x11/0x20
[  269.957152]  ? do_raw_spin_unlock+0xa7/0x2f0
[  269.961552]  ? trace_hardirqs_on+0x310/0x310
[  269.965952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.971483]  ? wq_watchdog_touch+0x9c/0xfe
[  269.975717]  ? io_serial_in+0x11/0x90
[  269.979512]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.985051]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  269.990172]  __alloc_pages_nodemask+0xa80/0xde0
[  269.994849]  ? should_fail+0x22d/0xd01
[  269.998734]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  270.003852]  ? ____cache_alloc_node+0x1c7/0x1e0
[  270.008512]  ? lock_downgrade+0x900/0x900
[  270.012657]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.018190]  cache_grow_begin+0x91/0x8c0
[  270.022247]  ? do_raw_spin_unlock+0xa7/0x2f0
[  270.026655]  fallback_alloc+0x203/0x2e0
[  270.030629]  ____cache_alloc_node+0x1c7/0x1e0
[  270.035170]  kmem_cache_alloc_node+0xe3/0x730
[  270.039663]  ? ipv6_get_ifaddr+0x42e/0x620
[  270.044028]  __alloc_skb+0x119/0x770
[  270.047743]  ? skb_scrub_packet+0x490/0x490
[  270.052118]  ? lock_downgrade+0x900/0x900
[  270.056265]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.061803]  ? refcount_sub_and_test_checked+0x203/0x310
[  270.067253]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  270.072706]  ? addrconf_rs_timer+0x690/0x690
[  270.077114]  ndisc_alloc_skb+0x144/0x340
[  270.081168]  ndisc_send_rs+0x331/0x6e0
[  270.085051]  addrconf_rs_timer+0x314/0x690
[  270.089278]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.093562]  call_timer_fn+0x272/0x920
[  270.097468]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.101716]  ? process_timeout+0x40/0x40
[  270.105786]  ? trace_hardirqs_off+0xb8/0x310
[  270.110188]  ? kasan_check_read+0x11/0x20
[  270.114331]  ? do_raw_spin_unlock+0xa7/0x2f0
[  270.118739]  ? trace_hardirqs_on+0x310/0x310
[  270.123171]  ? __run_timers+0x7da/0xc70
[  270.127141]  ? lock_downgrade+0x900/0x900
[  270.131303]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  270.136400]  ? trace_hardirqs_on+0xbd/0x310
[  270.140714]  ? kasan_check_read+0x11/0x20
[  270.144854]  ? __run_timers+0x7da/0xc70
[  270.148835]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  270.154279]  ? kasan_check_write+0x14/0x20
[  270.158543]  ? do_raw_spin_lock+0xc1/0x200
[  270.162795]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.167026]  __run_timers+0x7e5/0xc70
[  270.170831]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  270.176194]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  270.181205]  ? timerqueue_add+0x207/0x2b0
[  270.185351]  ? enqueue_hrtimer+0x1a5/0x560
[  270.189583]  ? lock_release+0x970/0x970
[  270.193556]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  270.198748]  ? kasan_check_write+0x14/0x20
[  270.202997]  ? pvclock_read_flags+0x160/0x160
[  270.207487]  ? lock_downgrade+0x900/0x900
[  270.211631]  ? trace_hardirqs_on+0xbd/0x310
[  270.215951]  ? kvm_sched_clock_read+0x9/0x20
[  270.220353]  ? irq_exit+0x17f/0x1c0
[  270.223976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.229507]  ? check_preemption_disabled+0x48/0x200
[  270.234512]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.240041]  run_timer_softirq+0x52/0xb0
[  270.244089]  ? __this_cpu_preempt_check+0x1c/0x1f
[  270.248920]  __do_softirq+0x30b/0xad8
[  270.252728]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  270.257832]  ? pvclock_read_flags+0x160/0x160
[  270.262318]  ? lapic_next_event+0x5a/0x90
[  270.266461]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.272006]  ? clockevents_program_event+0x140/0x370
[  270.277106]  ? kvm_clock_read+0x18/0x30
[  270.281074]  ? kvm_sched_clock_read+0x9/0x20
[  270.285476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.291036]  ? check_preemption_disabled+0x48/0x200
[  270.296048]  irq_exit+0x17f/0x1c0
[  270.299542]  smp_apic_timer_interrupt+0x1cb/0x760
[  270.304407]  ? smp_reschedule_interrupt+0x109/0x650
[  270.309412]  ? smp_call_function_single_interrupt+0x650/0x650
[  270.315294]  ? interrupt_entry+0xb5/0xf0
[  270.319363]  ? trace_hardirqs_off_caller+0xbb/0x310
[  270.324374]  ? trace_hardirqs_off_caller+0xbb/0x310
[  270.329384]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.334222]  ? trace_hardirqs_on_caller+0x310/0x310
[  270.339232]  ? trace_hardirqs_on_caller+0x310/0x310
[  270.344239]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.349774]  ? check_preemption_disabled+0x48/0x200
[  270.354802]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.359644]  apic_timer_interrupt+0xf/0x20
[  270.363866]  </IRQ>
[  270.366102] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  270.371982] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  270.390876] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  270.398577] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  270.405852] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  270.413115] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  270.420379] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  270.427658] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  270.434929]  ? trace_hardirqs_on+0xb4/0x310
[  270.439244]  ? save_stack+0xa9/0xd0
[  270.442917]  __kmalloc_node_track_caller+0x33/0x70
[  270.447861]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  270.452645]  pskb_expand_head+0x230/0x10f0
[  270.456905]  ? lock_downgrade+0x900/0x900
[  270.461043]  ? check_preemption_disabled+0x48/0x200
[  270.466070]  ? memcpy+0x45/0x50
[  270.469358]  ? __copy_skb_header+0x350/0x6b0
[  270.473778]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  270.478274]  ? skb_checksum+0x140/0x140
[  270.482246]  ? trace_hardirqs_on+0xbd/0x310
[  270.486576]  ? skb_clone+0x1bb/0x500
[  270.490284]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  270.495728]  ? kasan_unpoison_shadow+0x35/0x50
[  270.500311]  ? kasan_check_write+0x14/0x20
[  270.504571]  ? __skb_clone+0x6c7/0xa00
[  270.508454]  ? __copy_skb_header+0x6b0/0x6b0
[  270.512855]  ? kmem_cache_alloc+0x306/0x730
[  270.517173]  skb_ensure_writable+0x3dd/0x640
[  270.521576]  ? skb_cow_data+0xf10/0xf10
[  270.525541]  ? check_preemption_disabled+0x48/0x200
[  270.530566]  ? __this_cpu_preempt_check+0x1c/0x1f
[  270.535406]  ? __bpf_redirect+0x54b/0xb20
[  270.539552]  ? __switch_to_asm+0x34/0x70
[  270.543613]  bpf_clone_redirect+0x14a/0x490
[  270.547965]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  270.552976]  ? __sched_text_start+0x8/0x8
[  270.557140]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  270.561893]  ? retint_kernel+0x2d/0x2d
[  270.565789]  ? trace_hardirqs_on_caller+0xc0/0x310
[  270.570716]  ? retint_kernel+0x2d/0x2d
[  270.574601]  ? trace_hardirqs_on_caller+0xc0/0x310
[  270.579526]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  270.584293]  ? trace_hardirqs_off+0x310/0x310
[  270.588793]  ? retint_kernel+0x1b/0x2d
[  270.592692]  ? lock_acquire+0x1ed/0x520
[  270.596663]  ? bpf_test_run+0x3cb/0x780
[  270.600665]  ? lock_downgrade+0x900/0x900
[  270.604843]  ? lock_release+0x970/0x970
[  270.608828]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  270.614649]  ? preempt_schedule_common+0x1f/0xd0
[  270.619401]  ? preempt_schedule+0x4d/0x60
[  270.623540]  ? ___preempt_schedule+0x16/0x18
[  270.627948]  ? bpf_test_run+0x25d/0x780
[  270.631942]  ? netlink_diag_dump+0x2a0/0x2a0
[  270.636401]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.641950]  ? bpf_test_init.isra.9+0x70/0x100
[  270.646525]  ? bpf_prog_test_run_skb+0x634/0xb40
[  270.651274]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  270.656112]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  270.661724]  ? fput+0x130/0x1a0
[  270.665013]  ? __bpf_prog_get+0x9b/0x290
[  270.669072]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  270.673911]  ? bpf_prog_test_run+0x130/0x1a0
[  270.678316]  ? __x64_sys_bpf+0x3d8/0x510
[  270.682372]  ? bpf_prog_get+0x20/0x20
[  270.686171]  ? __x64_sys_futex+0x4bc/0x6a0
[  270.690407]  ? do_syscall_64+0x1b9/0x820
[  270.694483]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  270.699843]  ? syscall_return_slowpath+0x5e0/0x5e0
[  270.704787]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.709630]  ? trace_hardirqs_on_caller+0x310/0x310
[  270.714645]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  270.719660]  ? prepare_exit_to_usermode+0x291/0x3b0
[  270.724675]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.729531]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  270.734899] warn_alloc_show_mem: 1 callbacks suppressed
[  270.734910] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  270.734911] Mem-Info:
[  270.734941] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  270.734941]  active_file:17 inactive_file:13 isolated_file:0
[  270.734941]  unevictable:0 dirty:0 writeback:0 unstable:0
[  270.734941]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  270.734941]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  270.734941]  free:13756 free_pcp:276 free_cma:0
[  270.740276] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  270.747295] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  270.749687] Call Trace:
[  270.782636] Node 0 
[  270.792010]  <IRQ>
[  270.819778] 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
[  270.822328]  dump_stack+0x1c4/0x2b4
[  270.824537] lowmem_reserve[]:
[  270.826680]  ? dump_stack_print_info.cold.2+0x52/0x52
[  270.852164]  0
[  270.855788]  warn_alloc.cold.119+0xb7/0x1bd
[  270.858866]  2819
[  270.864073]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  270.865861]  6323
[  270.870169]  ? lock_downgrade+0x900/0x900
[  270.872204]  6323
[  270.877033]  ? trace_hardirqs_off+0xb8/0x310
[  270.883217]  ? trace_hardirqs_off+0xb8/0x310
[  270.885260] Node 0 
[  270.889699]  __alloc_pages_slowpath+0x2667/0x2d80
[  270.894119] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  270.896351]  ? warn_alloc+0x120/0x120
[  270.901150] lowmem_reserve[]:
[  270.928376]  ? trace_hardirqs_on+0x310/0x310
[  270.932151]  0
[  270.935246]  ? warn_alloc+0x120/0x120
[  270.939626]  0
[  270.941420]  ? warn_alloc+0x120/0x120
[  270.945189]  3503
[  270.946983]  ? ktime_get+0x2e1/0x440
[  270.950778]  3503
[  270.952836]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.958597]  ? check_preemption_disabled+0x48/0x200
[  270.964106] Node 0 Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  270.969139]  ? kasan_check_read+0x11/0x20
[  270.969156]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.998190] lowmem_reserve[]:
[  271.002342]  ? should_fail+0x22d/0xd01
[  271.007848]  0
[  271.010945]  ? rcu_bh_qs+0xc0/0xc0
[  271.014802]  0
[  271.016615]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  271.020139]  0
[  271.021933]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.027007]  0
[  271.028833]  ? should_fail+0x22d/0xd01
[  271.036167]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  271.040059] Node 0 
[  271.045145]  ? should_fail+0x22d/0xd01
[  271.045147] DMA: 1*4kB 
[  271.047382]  ? rcu_idle_enter+0x4b0/0x4b0
[  271.051263] (U) 
[  271.053856]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  271.057978] 0*8kB 
[  271.059941]  ? mark_held_locks+0x130/0x130
[  271.065053] 0*16kB 
[  271.067194]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.071404] 1*32kB 
[  271.073627]  ? mark_held_locks+0x130/0x130
[  271.079277] (U) 2*64kB 
[  271.081521]  ? rcu_irq_exit+0xce/0x100
[  271.085726] (U) 
[  271.088300]  ? irq_exit+0xbd/0x1c0
[  271.092156] 1*128kB 
[  271.094147]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  271.097655] (U) 
[  271.099969]  ? do_raw_spin_unlock+0xa7/0x2f0
[  271.104954] 1*256kB 
[  271.106920]  ? smp_call_function_single_interrupt+0x650/0x650
[  271.111300] (U) 
[  271.113628]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.119481] 0*512kB 
[  271.121464]  ? ret_from_intr+0xb/0x1e
[  271.126969] 1*1024kB 
[  271.129283]  ? retint_kernel+0x2d/0x2d
[  271.133054] (U) 
[  271.135467]  ? trace_hardirqs_on_caller+0xc0/0x310
[  271.139324] 1*2048kB 
[  271.141298]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  271.146211] (M) 
[  271.148612]  ? trace_hardirqs_off+0x310/0x310
[  271.153339] 3*4096kB 
[  271.155304]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  271.159780] (M) 
[  271.162196]  __alloc_pages_nodemask+0xa80/0xde0
[  271.167266] = 15908kB
[  271.169237]  ? should_fail+0x22d/0xd01
[  271.173882] Node 0 
[  271.176302]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  271.180160] DMA32: 
[  271.182397]  ? ____cache_alloc_node+0x1c7/0x1e0
[  271.187377] 2*4kB 
[  271.189602]  ? lock_downgrade+0x900/0x900
[  271.194241] (M) 
[  271.196383]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.200507] 1*8kB 
[  271.202473]  cache_grow_begin+0x91/0x8c0
[  271.207981] (M) 
[  271.210127]  ? do_raw_spin_unlock+0xa7/0x2f0
[  271.214156] 2*16kB 
[  271.216125]  fallback_alloc+0x203/0x2e0
[  271.220505] (M) 
[  271.222731]  ____cache_alloc_node+0x1c7/0x1e0
[  271.226677] 3*32kB 
[  271.228642]  kmem_cache_alloc_node+0xe3/0x730
[  271.233136] (MH) 
[  271.235363]  ? ipv6_get_ifaddr+0x42e/0x620
[  271.239845] 5*64kB 
[  271.241900]  __alloc_skb+0x119/0x770
[  271.246105] (MH) 
[  271.248331]  ? skb_scrub_packet+0x490/0x490
[  271.252030] 3*128kB 
[  271.254097]  ? lock_downgrade+0x900/0x900
[  271.258404] (M) 
[  271.260729]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.264868] 5*256kB 
[  271.266837]  ? refcount_sub_and_test_checked+0x203/0x310
[  271.272361] (UMH) 
[  271.274690]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  271.280109] 5*512kB 
[  271.282249]  ? addrconf_rs_timer+0x690/0x690
[  271.287670] (UMH) 
[  271.289987]  ndisc_alloc_skb+0x144/0x340
[  271.294383] 4*1024kB 
[  271.296525]  ndisc_send_rs+0x331/0x6e0
[  271.300557] (UMH) 
[  271.302958]  addrconf_rs_timer+0x314/0x690
[  271.306821] 2*2048kB 
[  271.308958]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  271.313179] (M) 
[  271.315580]  call_timer_fn+0x272/0x920
[  271.319786] 3*4096kB 
[  271.321753]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  271.325626] (M) 
[  271.328028]  ? process_timeout+0x40/0x40
[  271.332234] = 25168kB
[  271.334203]  ? trace_hardirqs_off+0xb8/0x310
[  271.338251] Node 0 
[  271.340657]  ? kasan_check_read+0x11/0x20
[  271.345043] Normal: 
[  271.347275]  ? do_raw_spin_unlock+0xa7/0x2f0
[  271.351390] 1081*4kB 
[  271.353705]  ? trace_hardirqs_on+0x310/0x310
[  271.358089] (UMEH) 
[  271.360505]  ? __run_timers+0x7da/0xc70
[  271.364883] 387*8kB 
[  271.367106]  ? lock_downgrade+0x900/0x900
[  271.371049] (ME) 
[  271.373367]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  271.377485] 152*16kB 
[  271.379541]  ? trace_hardirqs_on+0xbd/0x310
[  271.384616] (UME) 
[  271.387015]  ? kasan_check_read+0x11/0x20
[  271.391309] 54*32kB 
[  271.393449]  ? __run_timers+0x7da/0xc70
[  271.397570] (UME) 
[  271.399919]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  271.403865] 21*64kB 
[  271.406000]  ? kasan_check_write+0x14/0x20
[  271.411426] (UM) 
[  271.413742]  ? do_raw_spin_lock+0xc1/0x200
[  271.417952] 0*128kB 
[  271.420127]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  271.424334] 0*256kB 
[  271.426647]  __run_timers+0x7e5/0xc70
[  271.430858] 2*512kB 
[  271.433184]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  271.436955] (U) 
[  271.439278]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  271.444612] 0*1024kB 
[  271.446576]  ? timerqueue_add+0x207/0x2b0
[  271.451565] 0*2048kB 
[  271.453981]  ? enqueue_hrtimer+0x1a5/0x560
[  271.458120] 0*4096kB 
[  271.460519]  ? lock_release+0x970/0x970
[  271.464724] = 13948kB
[  271.467125]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  271.471096] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  271.473492]  ? check_preemption_disabled+0x48/0x200
[  271.478656] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  271.487473]  ? kasan_check_write+0x14/0x20
[  271.492462] 4244 total pagecache pages
[  271.501025]  ? pvclock_read_flags+0x160/0x160
[  271.505246] 0 pages in swap cache
[  271.509121]  ? lock_downgrade+0x900/0x900
[  271.513591] Swap cache stats: add 0, delete 0, find 0/0
[  271.517032]  ? trace_hardirqs_on+0xbd/0x310
[  271.521148] Free swap  = 0kB
[  271.526499]  ? kvm_sched_clock_read+0x9/0x20
[  271.530807] Total swap = 0kB
[  271.533835]  ? irq_exit+0x17f/0x1c0
[  271.538211] 1965979 pages RAM
[  271.541216]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.544814] 0 pages HighMem/MovableOnly
[  271.547905]  ? check_preemption_disabled+0x48/0x200
[  271.553429] 342307 pages reserved
[  271.557413]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.562399] 0 pages cma reserved
[  271.565840]  run_timer_softirq+0x52/0xb0
[  271.571411] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  271.574749]  ? __this_cpu_preempt_check+0x1c/0x1f
[  271.578915] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  271.585312]  __do_softirq+0x30b/0xad8
[  271.590131] syz-executor2 cpuset=
[  271.600606]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  271.604378] syz2
[  271.607824]  ? pvclock_read_flags+0x160/0x160
[  271.612901]  mems_allowed=0
[  271.614872]  ? lapic_next_event+0x5a/0x90
[  271.626390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.631923]  ? clockevents_program_event+0x140/0x370
[  271.637072]  ? kvm_clock_read+0x18/0x30
[  271.641039]  ? kvm_sched_clock_read+0x9/0x20
[  271.645442]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.650973]  ? check_preemption_disabled+0x48/0x200
[  271.655989]  irq_exit+0x17f/0x1c0
[  271.659434]  smp_apic_timer_interrupt+0x1cb/0x760
[  271.664276]  ? smp_reschedule_interrupt+0x109/0x650
[  271.669297]  ? smp_call_function_single_interrupt+0x650/0x650
[  271.675174]  ? interrupt_entry+0xb5/0xf0
[  271.679231]  ? trace_hardirqs_off_caller+0xbb/0x310
[  271.684247]  ? trace_hardirqs_off_caller+0xbb/0x310
[  271.689290]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  271.694131]  ? trace_hardirqs_on_caller+0x310/0x310
[  271.699141]  ? trace_hardirqs_on_caller+0x310/0x310
[  271.704156]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.709691]  ? check_preemption_disabled+0x48/0x200
[  271.714720]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.720255]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  271.725189]  apic_timer_interrupt+0xf/0x20
[  271.729418]  </IRQ>
[  271.731655] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  271.736847] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  271.755746] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  271.763461] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  271.770726] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  271.777992] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  271.785255] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  271.792531] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  271.799807]  ? trace_hardirqs_on+0x9a/0x310
[  271.804126]  ? trace_hardirqs_on+0xb4/0x310
[  271.808454]  retint_kernel+0x1b/0x2d
[  271.812164] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  271.817441] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  271.836335] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  271.844044] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  271.851306] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  271.858573] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  271.865835] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  271.873140] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  271.880428]  ? trace_hardirqs_on+0x9a/0x310
[  271.884747]  ? arch_local_irq_restore+0x45/0x52
[  271.889433]  dump_stack+0x26a/0x2b4
[  271.893057]  ? dump_stack_print_info.cold.2+0x52/0x52
[  271.898258]  ? mark_held_locks+0x130/0x130
[  271.902495]  ? mark_held_locks+0x130/0x130
[  271.906734]  dump_header+0x27b/0xf72
[  271.910461]  ? rcu_read_unlock+0x16/0x60
[  271.914521]  ? pagefault_out_of_memory+0x197/0x197
[  271.919477]  ? mark_held_locks+0x130/0x130
[  271.923707]  ? percpu_ref_put_many+0x13e/0x260
[  271.928291]  ? mem_cgroup_charge_statistics+0x780/0x780
[  271.933675]  ? mem_cgroup_iter+0x1f7/0x1160
[  271.937993]  ? mark_held_locks+0x130/0x130
[  271.942241]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.947792]  ? task_will_free_mem+0x239/0xb30
[  271.952308]  ? ___ratelimit+0x36f/0x655
[  271.956292]  ? lock_downgrade+0x900/0x900
[  271.960436]  ? trace_hardirqs_on+0xbd/0x310
[  271.964750]  ? kasan_check_read+0x11/0x20
[  271.968924]  ? ___ratelimit+0x36f/0x655
[  271.972895]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  271.978341]  ? trace_hardirqs_on+0x310/0x310
[  271.982748]  ? lock_downgrade+0x900/0x900
[  271.986941]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  271.992068]  ? ___ratelimit+0xaa/0x655
[  271.995954]  ? idr_get_free+0xec0/0xec0
[  271.999928]  ? kasan_check_write+0x14/0x20
[  272.004161]  ? do_raw_spin_lock+0xc1/0x200
[  272.008397]  oom_kill_process.cold.27+0x10/0x903
[  272.013153]  ? lock_downgrade+0x900/0x900
[  272.017305]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  272.023133]  ? oom_evaluate_task+0x540/0x540
[  272.027539]  ? shrink_node+0x16b0/0x16b0
[  272.031603]  ? oom_unkillable_task+0x383/0x580
[  272.036218]  ? out_of_memory+0x974/0x1430
[  272.040381]  ? lock_downgrade+0x900/0x900
[  272.044531]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  272.050332]  ? __cpuset_node_allowed+0x19b/0x660
[  272.055093]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.060628]  ? oom_evaluate_task+0x302/0x540
[  272.065059]  out_of_memory+0xa84/0x1430
[  272.069051]  ? oom_killer_disable+0x3a0/0x3a0
[  272.073543]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  272.078484]  ? __mutex_add_waiter+0x2a0/0x2a0
[  272.082974]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  272.088002]  ? find_next_bit+0x104/0x130
[  272.092092]  __alloc_pages_slowpath+0x2318/0x2d80
[  272.096954]  ? warn_alloc+0x120/0x120
[  272.100754]  ? __radix_tree_lookup+0x4c0/0x4c0
[  272.105373]  ? find_get_entry+0x2f2/0xc40
[  272.109524]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  272.114451]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.119987]  ? should_fail+0x22d/0xd01
[  272.123877]  ? ___might_sleep+0x1ed/0x300
[  272.128051]  ? lock_release+0x970/0x970
[  272.132025]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  272.137120]  ? debug_smp_processor_id+0x1c/0x20
[  272.141800]  ? __might_sleep+0x95/0x190
[  272.145783]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  272.150632]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  272.155651]  ? lock_downgrade+0x900/0x900
[  272.159814]  ? ___might_sleep+0x1ed/0x300
[  272.163956]  ? lock_release+0x970/0x970
[  272.167931]  ? arch_local_save_flags+0x40/0x40
[  272.172514]  ? finish_task_switch+0x1f5/0x900
[  272.177054]  ? __might_sleep+0x95/0x190
[  272.181030]  __alloc_pages_nodemask+0xa80/0xde0
[  272.185699]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  272.190713]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  272.196504]  ? kasan_check_write+0x14/0x20
[  272.200736]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  272.205415]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.210950]  ? __do_page_cache_readahead+0x7ce/0x980
[  272.216059]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  272.221592]  alloc_pages_current+0x10c/0x210
[  272.225996]  ? lock_downgrade+0x900/0x900
[  272.230156]  __page_cache_alloc+0x38f/0x5b0
[  272.234496]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  272.240292]  ? ext4_filemap_fault+0x82/0xad
[  272.244624]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  272.249303]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.254834]  ? check_preemption_disabled+0x48/0x200
[  272.259857]  filemap_fault+0x1594/0x25f0
[  272.263927]  ? __lock_page_or_retry+0xa00/0xa00
[  272.268591]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  272.274390]  ? unwind_dump+0x190/0x190
[  272.278282]  ? is_bpf_text_address+0xd3/0x170
[  272.282781]  ? filemap_map_pages+0xdea/0x1980
[  272.287288]  ? find_get_pages_range_tag+0x1320/0x1320
[  272.292477]  ? save_stack+0xa9/0xd0
[  272.296102]  ? save_stack+0x43/0xd0
[  272.299722]  ? __kasan_slab_free+0x102/0x150
[  272.304124]  ? __sigqueue_free.part.27+0x7d/0xa0
[  272.308915]  ? __dequeue_signal+0x530/0x7d0
[  272.313235]  ? dequeue_signal+0x26c/0x630
[  272.317380]  ? get_signal+0x3ec/0x1980
[  272.321263]  ? do_signal+0x9c/0x21e0
[  272.324981]  ? exit_to_usermode_loop+0x2e5/0x380
[  272.329737]  ? mark_held_locks+0x130/0x130
[  272.333984]  ? trace_hardirqs_on+0x310/0x310
[  272.338392]  ? lock_acquire+0x1ed/0x520
[  272.342359]  ? ext4_filemap_fault+0x7a/0xad
[  272.346681]  ? lock_release+0x970/0x970
[  272.350666]  ? arch_local_save_flags+0x40/0x40
[  272.355261]  ? mark_held_locks+0x130/0x130
[  272.359510]  ? trace_hardirqs_off+0xb8/0x310
[  272.363926]  ? down_read+0xb0/0x1d0
[  272.367546]  ? ext4_filemap_fault+0x7a/0xad
[  272.371865]  ? __down_interruptible+0x700/0x700
[  272.376571]  ? kmem_cache_free+0x21a/0x290
[  272.380808]  ? __sigqueue_free.part.27+0x7d/0xa0
[  272.385562]  ? __dequeue_signal+0xf9/0x7d0
[  272.389846]  ext4_filemap_fault+0x82/0xad
[  272.393991]  __do_fault+0x100/0x6b0
[  272.397617]  ? print_bad_pte+0x6c0/0x6c0
[  272.401704]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.407237]  ? pmd_val+0x88/0x100
[  272.410718]  ? add_mm_counter_fast+0xd0/0xd0
[  272.415121]  ? pmd_val+0x88/0x100
[  272.418606]  ? add_mm_counter_fast+0xd0/0xd0
[  272.423018]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.428623]  __handle_mm_fault+0x3709/0x53e0
[  272.433065]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  272.437902]  ? kasan_check_write+0x14/0x20
[  272.442129]  ? do_raw_spin_lock+0xc1/0x200
[  272.446360]  ? _raw_spin_unlock_irq+0x60/0x80
[  272.450859]  ? __set_current_blocked+0xe4/0x120
[  272.455530]  ? lock_acquire+0x1ed/0x520
[  272.459503]  ? handle_mm_fault+0x42a/0xc70
[  272.463735]  ? lock_downgrade+0x900/0x900
[  272.467898]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  272.473696]  ? __do_page_fault+0x67d/0xed0
[  272.477931]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  272.483378]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.488929]  ? check_preemption_disabled+0x48/0x200
[  272.493945]  handle_mm_fault+0x54f/0xc70
[  272.498009]  ? __handle_mm_fault+0x53e0/0x53e0
[  272.502588]  ? find_vma+0x34/0x190
[  272.506158]  __do_page_fault+0x67d/0xed0
[  272.510250]  ? mm_fault_error+0x380/0x380
[  272.514442]  ? syscall_slow_exit_work+0x520/0x520
[  272.519314]  do_page_fault+0xf2/0x7e0
[  272.523116]  ? vmalloc_sync_all+0x30/0x30
[  272.527265]  ? error_entry+0x70/0xd0
[  272.530989]  ? trace_hardirqs_off_caller+0xbb/0x310
[  272.536003]  ? trace_hardirqs_on_caller+0xc0/0x310
[  272.540943]  ? syscall_return_slowpath+0x5e0/0x5e0
[  272.545867]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.550707]  ? trace_hardirqs_on_caller+0x310/0x310
[  272.555717]  ? trace_hardirqs_off+0x310/0x310
[  272.560222]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  272.565250]  ? prepare_exit_to_usermode+0x291/0x3b0
[  272.570303]  ? page_fault+0x8/0x30
[  272.573876]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.578716]  ? page_fault+0x8/0x30
[  272.582252]  page_fault+0x1e/0x30
[  272.585704] RIP: 0033:0x45db60
[  272.588893] Code: Bad RIP value.
[  272.592252] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  272.597624] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  272.604892] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  272.612167] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  272.619433] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  272.626694] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  272.633972] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  272.634022] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  272.641240] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  272.641244] Call Trace:
[  272.641250]  <IRQ>
[  272.641265]  dump_stack+0x1c4/0x2b4
[  272.641287]  ? dump_stack_print_info.cold.2+0x52/0x52
[  272.647833] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  272.657125]  warn_alloc.cold.119+0xb7/0x1bd
[  272.659700] syz-fuzzer cpuset=
[  272.661855]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  272.665453] /
[  272.670630]  ? lock_downgrade+0x900/0x900
[  272.680825]  mems_allowed=0
[  272.685132]  ? trace_hardirqs_off+0xb8/0x310
[  272.706288]  ? trace_hardirqs_off+0xb8/0x310
[  272.710702]  __alloc_pages_slowpath+0x2667/0x2d80
[  272.715554]  ? warn_alloc+0x120/0x120
[  272.719351]  ? trace_hardirqs_on+0x310/0x310
[  272.723754]  ? warn_alloc+0x120/0x120
[  272.727581]  ? warn_alloc+0x120/0x120
[  272.731379]  ? ktime_get+0x2e1/0x440
[  272.735085]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.740613]  ? check_preemption_disabled+0x48/0x200
[  272.745642]  ? kasan_check_read+0x11/0x20
[  272.749794]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.755326]  ? should_fail+0x22d/0xd01
[  272.759224]  ? rcu_bh_qs+0xc0/0xc0
[  272.762771]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  272.767871]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.773403]  ? should_fail+0x22d/0xd01
[  272.777287]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  272.782382]  ? should_fail+0x22d/0xd01
[  272.786265]  ? rcu_idle_enter+0x4b0/0x4b0
[  272.790411]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  272.795514]  ? mark_held_locks+0x130/0x130
[  272.799744]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.805307]  ? mark_held_locks+0x130/0x130
[  272.809537]  ? rcu_irq_exit+0xce/0x100
[  272.813421]  ? irq_exit+0xbd/0x1c0
[  272.816959]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  272.821975]  ? do_raw_spin_unlock+0xa7/0x2f0
[  272.826384]  ? smp_call_function_single_interrupt+0x650/0x650
[  272.832265]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.837806]  ? ret_from_intr+0xb/0x1e
[  272.841603]  ? retint_kernel+0x2d/0x2d
[  272.845482]  ? trace_hardirqs_on_caller+0xc0/0x310
[  272.850420]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  272.855175]  ? trace_hardirqs_off+0x310/0x310
[  272.859665]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  272.864781]  __alloc_pages_nodemask+0xa80/0xde0
[  272.869451]  ? should_fail+0x22d/0xd01
[  272.873336]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  272.878377]  ? ____cache_alloc_node+0x1c7/0x1e0
[  272.883045]  ? lock_downgrade+0x900/0x900
[  272.887191]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.892725]  cache_grow_begin+0x91/0x8c0
[  272.896790]  ? do_raw_spin_unlock+0xa7/0x2f0
[  272.901218]  fallback_alloc+0x203/0x2e0
[  272.905220]  ____cache_alloc_node+0x1c7/0x1e0
[  272.909718]  kmem_cache_alloc_node+0xe3/0x730
[  272.914240]  ? ipv6_get_ifaddr+0x42e/0x620
[  272.918475]  __alloc_skb+0x119/0x770
[  272.922187]  ? skb_scrub_packet+0x490/0x490
[  272.926503]  ? lock_downgrade+0x900/0x900
[  272.930655]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.936191]  ? refcount_sub_and_test_checked+0x203/0x310
[  272.941658]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  272.947560]  ? addrconf_rs_timer+0x690/0x690
[  272.951971]  ndisc_alloc_skb+0x144/0x340
[  272.956032]  ndisc_send_rs+0x331/0x6e0
[  272.959930]  addrconf_rs_timer+0x314/0x690
[  272.964162]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.968404]  call_timer_fn+0x272/0x920
[  272.972290]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.976524]  ? process_timeout+0x40/0x40
[  272.980584]  ? trace_hardirqs_off+0xb8/0x310
[  272.985004]  ? kasan_check_read+0x11/0x20
[  272.989176]  ? do_raw_spin_unlock+0xa7/0x2f0
[  272.993577]  ? trace_hardirqs_on+0x310/0x310
[  272.997997]  ? __run_timers+0x7da/0xc70
[  273.001965]  ? lock_downgrade+0x900/0x900
[  273.006111]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  273.011212]  ? trace_hardirqs_on+0xbd/0x310
[  273.015544]  ? kasan_check_read+0x11/0x20
[  273.019685]  ? __run_timers+0x7da/0xc70
[  273.023654]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  273.029102]  ? kasan_check_write+0x14/0x20
[  273.033335]  ? do_raw_spin_lock+0xc1/0x200
[  273.037567]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.041847]  __run_timers+0x7e5/0xc70
[  273.045651]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  273.051010]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  273.056026]  ? timerqueue_add+0x207/0x2b0
[  273.060172]  ? enqueue_hrtimer+0x1a5/0x560
[  273.064400]  ? lock_release+0x970/0x970
[  273.068373]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  273.073565]  ? kasan_check_write+0x14/0x20
[  273.077806]  ? pvclock_read_flags+0x160/0x160
[  273.082299]  ? lock_downgrade+0x900/0x900
[  273.086469]  ? trace_hardirqs_on+0xbd/0x310
[  273.090797]  ? kvm_sched_clock_read+0x9/0x20
[  273.095205]  ? irq_exit+0x17f/0x1c0
[  273.098829]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.104408]  ? check_preemption_disabled+0x48/0x200
[  273.109422]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.114957]  run_timer_softirq+0x52/0xb0
[  273.119010]  ? __this_cpu_preempt_check+0x1c/0x1f
[  273.123848]  __do_softirq+0x30b/0xad8
[  273.127650]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  273.132754]  ? pvclock_read_flags+0x160/0x160
[  273.137268]  ? lapic_next_event+0x5a/0x90
[  273.141460]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.147004]  ? clockevents_program_event+0x140/0x370
[  273.152119]  ? kvm_clock_read+0x18/0x30
[  273.156122]  ? kvm_sched_clock_read+0x9/0x20
[  273.160526]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.166054]  ? check_preemption_disabled+0x48/0x200
[  273.171101]  irq_exit+0x17f/0x1c0
[  273.174544]  smp_apic_timer_interrupt+0x1cb/0x760
[  273.179378]  ? smp_reschedule_interrupt+0x109/0x650
[  273.184391]  ? smp_call_function_single_interrupt+0x650/0x650
[  273.190269]  ? interrupt_entry+0xb5/0xf0
[  273.194373]  ? trace_hardirqs_off_caller+0xbb/0x310
[  273.199390]  ? trace_hardirqs_off_caller+0xbb/0x310
[  273.204416]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.209255]  ? trace_hardirqs_on_caller+0x310/0x310
[  273.214281]  ? trace_hardirqs_on_caller+0x310/0x310
[  273.219296]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.224832]  ? check_preemption_disabled+0x48/0x200
[  273.229851]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.234697]  apic_timer_interrupt+0xf/0x20
[  273.238924]  </IRQ>
[  273.241157] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  273.247035] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  273.265928] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  273.273629] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  273.280904] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  273.288165] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  273.295425] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  273.302687] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  273.309961]  ? trace_hardirqs_on+0xb4/0x310
[  273.314277]  ? save_stack+0xa9/0xd0
[  273.317904]  __kmalloc_node_track_caller+0x33/0x70
[  273.322834]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  273.327587]  pskb_expand_head+0x230/0x10f0
[  273.331819]  ? lock_downgrade+0x900/0x900
[  273.335976]  ? check_preemption_disabled+0x48/0x200
[  273.340987]  ? memcpy+0x45/0x50
[  273.344264]  ? __copy_skb_header+0x350/0x6b0
[  273.348671]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  273.353163]  ? skb_checksum+0x140/0x140
[  273.357136]  ? trace_hardirqs_on+0xbd/0x310
[  273.361453]  ? skb_clone+0x1bb/0x500
[  273.365164]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  273.370611]  ? kasan_unpoison_shadow+0x35/0x50
[  273.375194]  ? kasan_check_write+0x14/0x20
[  273.379423]  ? __skb_clone+0x6c7/0xa00
[  273.383313]  ? __copy_skb_header+0x6b0/0x6b0
[  273.387722]  ? kmem_cache_alloc+0x306/0x730
[  273.392046]  skb_ensure_writable+0x3dd/0x640
[  273.396451]  ? skb_cow_data+0xf10/0xf10
[  273.400419]  ? check_preemption_disabled+0x48/0x200
[  273.405456]  ? __this_cpu_preempt_check+0x1c/0x1f
[  273.410299]  ? __bpf_redirect+0x54b/0xb20
[  273.414474]  ? __switch_to_asm+0x34/0x70
[  273.418548]  bpf_clone_redirect+0x14a/0x490
[  273.422923]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  273.427948]  ? __sched_text_start+0x8/0x8
[  273.432094]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  273.436846]  ? retint_kernel+0x2d/0x2d
[  273.440728]  ? trace_hardirqs_on_caller+0xc0/0x310
[  273.445659]  ? retint_kernel+0x2d/0x2d
[  273.449544]  ? trace_hardirqs_on_caller+0xc0/0x310
[  273.454486]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  273.459251]  ? trace_hardirqs_off+0x310/0x310
[  273.463799]  ? retint_kernel+0x1b/0x2d
[  273.467706]  ? lock_acquire+0x1ed/0x520
[  273.471678]  ? bpf_test_run+0x3cb/0x780
[  273.475649]  ? lock_downgrade+0x900/0x900
[  273.479803]  ? lock_release+0x970/0x970
[  273.483812]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  273.489655]  ? preempt_schedule_common+0x1f/0xd0
[  273.494407]  ? preempt_schedule+0x4d/0x60
[  273.498552]  ? ___preempt_schedule+0x16/0x18
[  273.502966]  ? bpf_test_run+0x25d/0x780
[  273.506946]  ? netlink_diag_dump+0x2a0/0x2a0
[  273.511353]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.516912]  ? bpf_test_init.isra.9+0x70/0x100
[  273.521491]  ? bpf_prog_test_run_skb+0x634/0xb40
[  273.526248]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  273.531086]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  273.536618]  ? fput+0x130/0x1a0
[  273.539911]  ? __bpf_prog_get+0x9b/0x290
[  273.543989]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  273.548828]  ? bpf_prog_test_run+0x130/0x1a0
[  273.553235]  ? __x64_sys_bpf+0x3d8/0x510
[  273.557292]  ? bpf_prog_get+0x20/0x20
[  273.561098]  ? __x64_sys_futex+0x4bc/0x6a0
[  273.565335]  ? do_syscall_64+0x1b9/0x820
[  273.569390]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  273.574750]  ? syscall_return_slowpath+0x5e0/0x5e0
[  273.579687]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.584545]  ? trace_hardirqs_on_caller+0x310/0x310
[  273.589575]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  273.594591]  ? prepare_exit_to_usermode+0x291/0x3b0
[  273.599604]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.604464]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  273.609831] warn_alloc_show_mem: 1 callbacks suppressed
[  273.609842] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  273.609844] Mem-Info:
[  273.609874] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  273.609874]  active_file:17 inactive_file:13 isolated_file:0
[  273.609874]  unevictable:0 dirty:0 writeback:0 unstable:0
[  273.609874]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  273.609874]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  273.609874]  free:13756 free_pcp:276 free_cma:0
[  273.615214] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  273.622226] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  273.624626] Call Trace:
[  273.657590] Node 0 
[  273.666930]  <IRQ>
[  273.694696] 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
[  273.697251]  dump_stack+0x1c4/0x2b4
[  273.699463] lowmem_reserve[]:
[  273.701604]  ? dump_stack_print_info.cold.2+0x52/0x52
[  273.727082]  0
[  273.730703]  warn_alloc.cold.119+0xb7/0x1bd
[  273.733799]  2819
[  273.738980]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  273.740765]  6323
[  273.745075]  ? lock_downgrade+0x900/0x900
[  273.747119]  6323
[  273.751954]  ? trace_hardirqs_off+0xb8/0x310
[  273.758132]  ? trace_hardirqs_off+0xb8/0x310
[  273.760170] Node 0 
[  273.764569]  __alloc_pages_slowpath+0x2667/0x2d80
[  273.768975] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  273.771186]  ? warn_alloc+0x120/0x120
[  273.775990] lowmem_reserve[]:
[  273.803220]  ? trace_hardirqs_on+0x310/0x310
[  273.806994]  0
[  273.810101]  ? warn_alloc+0x120/0x120
[  273.814496]  0
[  273.816293]  ? warn_alloc+0x120/0x120
[  273.820068]  3503
[  273.821869]  ? ktime_get+0x2e1/0x440
[  273.825639]  3503
[  273.827696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.833451]  ? check_preemption_disabled+0x48/0x200
[  273.838960] Node 0 Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  273.843996]  ? kasan_check_read+0x11/0x20
[  273.844013]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.873050] lowmem_reserve[]:
[  273.877191]  ? should_fail+0x22d/0xd01
[  273.882697]  0
[  273.885809]  ? rcu_bh_qs+0xc0/0xc0
[  273.889676]  0
[  273.891470]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  273.894982]  0
[  273.896790]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.901925]  0
[  273.903723]  ? should_fail+0x22d/0xd01
[  273.911027]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  273.914882] Node 0 
[  273.919972]  ? should_fail+0x22d/0xd01
[  273.919975] DMA: 1*4kB 
[  273.922217]  ? rcu_idle_enter+0x4b0/0x4b0
[  273.926075] (U) 
[  273.928653]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  273.932784] 0*8kB 
[  273.934753]  ? mark_held_locks+0x130/0x130
[  273.939841] 0*16kB 
[  273.941983]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.946191] 1*32kB 
[  273.948415]  ? mark_held_locks+0x130/0x130
[  273.953923] (U) 
[  273.956156]  ? rcu_irq_exit+0xce/0x100
[  273.960368] 2*64kB 
[  273.962339]  ? irq_exit+0xbd/0x1c0
[  273.966196] (U) 
[  273.968429]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  273.971941] 1*128kB 
[  273.973912]  ? do_raw_spin_unlock+0xa7/0x2f0
[  273.978901] (U) 
[  273.981218]  ? smp_call_function_single_interrupt+0x650/0x650
[  273.985626] 1*256kB 
[  273.987595]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.993451] (U) 
[  273.995775]  ? ret_from_intr+0xb/0x1e
[  274.001292] 0*512kB 
[  274.003263]  ? retint_kernel+0x2d/0x2d
[  274.007037] 1*1024kB 
[  274.009354]  ? trace_hardirqs_on_caller+0xc0/0x310
[  274.013212] (U) 
[  274.015641]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  274.020541] 1*2048kB 
[  274.022539]  ? trace_hardirqs_off+0x310/0x310
[  274.027268] (M) 
[  274.029694]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  274.034165] 3*4096kB 
[  274.036138]  __alloc_pages_nodemask+0xa80/0xde0
[  274.041211] (M) 
[  274.043616]  ? should_fail+0x22d/0xd01
[  274.048360] = 15908kB
[  274.050344]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  274.054232] Node 0 
[  274.056642]  ? ____cache_alloc_node+0x1c7/0x1e0
[  274.061634] DMA32: 
[  274.063881]  ? lock_downgrade+0x900/0x900
[  274.068524] 2*4kB 
[  274.070754]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.074881] (M) 
[  274.077027]  cache_grow_begin+0x91/0x8c0
[  274.082536] 1*8kB 
[  274.084529]  ? do_raw_spin_unlock+0xa7/0x2f0
[  274.088589] (M) 
[  274.090738]  fallback_alloc+0x203/0x2e0
[  274.095120] 2*16kB 
[  274.097109]  ____cache_alloc_node+0x1c7/0x1e0
[  274.101063] (M) 
[  274.103318]  kmem_cache_alloc_node+0xe3/0x730
[  274.107818] 3*32kB 
[  274.109793]  ? ipv6_get_ifaddr+0x42e/0x620
[  274.114279] (MH) 
[  274.116510]  __alloc_skb+0x119/0x770
[  274.120717] 5*64kB 
[  274.122783]  ? skb_scrub_packet+0x490/0x490
[  274.126471] (MH) 
[  274.128701]  ? lock_downgrade+0x900/0x900
[  274.133009] 3*128kB 
[  274.135068]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.139186] (M) 
[  274.141505]  ? refcount_sub_and_test_checked+0x203/0x310
[  274.147011] 5*256kB 
[  274.148992]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  274.154411] (UMH) 
[  274.156726]  ? addrconf_rs_timer+0x690/0x690
[  274.162151] 5*512kB 
[  274.164312]  ndisc_alloc_skb+0x144/0x340
[  274.168690] (UMH) 
[  274.171005]  ndisc_send_rs+0x331/0x6e0
[  274.175041] 4*1024kB 
[  274.177181]  addrconf_rs_timer+0x314/0x690
[  274.181045] (UMH) 
[  274.183448]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.187673] 2*2048kB 
[  274.189818]  call_timer_fn+0x272/0x920
[  274.194019] (M) 
[  274.196421]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.200284] 3*4096kB 
[  274.202253]  ? process_timeout+0x40/0x40
[  274.206489] (M) 
[  274.208894]  ? trace_hardirqs_off+0xb8/0x310
[  274.212931] = 25168kB
[  274.214897]  ? kasan_check_read+0x11/0x20
[  274.219272] Node 0 Normal: 
[  274.221683]  ? do_raw_spin_unlock+0xa7/0x2f0
[  274.225806] 1081*4kB 
[  274.228731]  ? trace_hardirqs_on+0x310/0x310
[  274.233110] (UMEH) 
[  274.235511]  ? __run_timers+0x7da/0xc70
[  274.239892] 387*8kB 
[  274.242120]  ? lock_downgrade+0x900/0x900
[  274.246066] (ME) 
[  274.248384]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  274.252502] 152*16kB 
[  274.254555]  ? trace_hardirqs_on+0xbd/0x310
[  274.259631] (UME) 
[  274.262049]  ? kasan_check_read+0x11/0x20
[  274.266360] 54*32kB 
[  274.268557]  ? __run_timers+0x7da/0xc70
[  274.272674] (UME) 
[  274.274986]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  274.278937] 21*64kB 
[  274.281086]  ? kasan_check_write+0x14/0x20
[  274.286525] (UM) 
[  274.288843]  ? do_raw_spin_lock+0xc1/0x200
[  274.293052] 0*128kB 
[  274.295105]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.299334] 0*256kB 
[  274.301646]  __run_timers+0x7e5/0xc70
[  274.305853] 2*512kB 
[  274.308167]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  274.311936] (U) 
[  274.314254]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  274.319592] 0*1024kB 
[  274.321561]  ? timerqueue_add+0x207/0x2b0
[  274.326552] 0*2048kB 
[  274.328951]  ? enqueue_hrtimer+0x1a5/0x560
[  274.333072] 0*4096kB 
[  274.335472]  ? lock_release+0x970/0x970
[  274.339692] = 13948kB
[  274.342095]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  274.346048] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  274.348442]  ? check_preemption_disabled+0x48/0x200
[  274.353613] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  274.362430]  ? kasan_check_write+0x14/0x20
[  274.367423] 4244 total pagecache pages
[  274.375986]  ? pvclock_read_flags+0x160/0x160
[  274.380192] 0 pages in swap cache
[  274.384071]  ? lock_downgrade+0x900/0x900
[  274.388562] Swap cache stats: add 0, delete 0, find 0/0
[  274.391999]  ? trace_hardirqs_on+0xbd/0x310
[  274.396118] Free swap  = 0kB
[  274.401471]  ? kvm_sched_clock_read+0x9/0x20
[  274.405775] Total swap = 0kB
[  274.408793]  ? irq_exit+0x17f/0x1c0
[  274.413215] 1965979 pages RAM
[  274.416254]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.419868] 0 pages HighMem/MovableOnly
[  274.422976]  ? check_preemption_disabled+0x48/0x200
[  274.428486] 342307 pages reserved
[  274.432451]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.437458] 0 pages cma reserved
[  274.440925]  run_timer_softirq+0x52/0xb0
[  274.446501] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  274.449803]  ? __this_cpu_preempt_check+0x1c/0x1f
[  274.449815]  __do_softirq+0x30b/0xad8
[  274.449832]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  274.453919] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  274.460354]  ? pvclock_read_flags+0x160/0x160
[  274.465175] syz-executor2 cpuset=
[  274.468977]  ? lapic_next_event+0x5a/0x90
[  274.474052] syz2
[  274.484531]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.488998]  mems_allowed=0
[  274.492442]  ? clockevents_program_event+0x140/0x370
[  274.512044]  ? kvm_clock_read+0x18/0x30
[  274.516015]  ? kvm_sched_clock_read+0x9/0x20
[  274.520421]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.525952]  ? check_preemption_disabled+0x48/0x200
[  274.530975]  irq_exit+0x17f/0x1c0
[  274.534428]  smp_apic_timer_interrupt+0x1cb/0x760
[  274.539266]  ? smp_reschedule_interrupt+0x109/0x650
[  274.544288]  ? smp_call_function_single_interrupt+0x650/0x650
[  274.550169]  ? interrupt_entry+0xb5/0xf0
[  274.554228]  ? trace_hardirqs_off_caller+0xbb/0x310
[  274.559243]  ? trace_hardirqs_off_caller+0xbb/0x310
[  274.564258]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  274.569100]  ? trace_hardirqs_on_caller+0x310/0x310
[  274.574111]  ? trace_hardirqs_on_caller+0x310/0x310
[  274.579126]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.584664]  ? check_preemption_disabled+0x48/0x200
[  274.589681]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.595220]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  274.600081]  apic_timer_interrupt+0xf/0x20
[  274.604327]  </IRQ>
[  274.606575] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  274.611798] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  274.630692] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  274.638397] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  274.645659] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  274.652925] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  274.660207] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  274.667498] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  274.674783]  ? trace_hardirqs_on+0x9a/0x310
[  274.679101]  ? trace_hardirqs_on+0xb4/0x310
[  274.683424]  retint_kernel+0x1b/0x2d
[  274.687138] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  274.692409] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  274.711307] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  274.719013] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  274.726280] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  274.733544] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  274.740806] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  274.748068] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  274.755343]  ? trace_hardirqs_on+0x9a/0x310
[  274.759658]  ? arch_local_irq_restore+0x45/0x52
[  274.764339]  dump_stack+0x26a/0x2b4
[  274.767964]  ? dump_stack_print_info.cold.2+0x52/0x52
[  274.773155]  ? mark_held_locks+0x130/0x130
[  274.777384]  ? mark_held_locks+0x130/0x130
[  274.781633]  dump_header+0x27b/0xf72
[  274.785345]  ? rcu_read_unlock+0x16/0x60
[  274.789405]  ? pagefault_out_of_memory+0x197/0x197
[  274.794330]  ? mark_held_locks+0x130/0x130
[  274.798557]  ? percpu_ref_put_many+0x13e/0x260
[  274.803139]  ? mem_cgroup_charge_statistics+0x780/0x780
[  274.808503]  ? mem_cgroup_iter+0x1f7/0x1160
[  274.812821]  ? mark_held_locks+0x130/0x130
[  274.817056]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.822592]  ? task_will_free_mem+0x239/0xb30
[  274.827088]  ? ___ratelimit+0x36f/0x655
[  274.831061]  ? lock_downgrade+0x900/0x900
[  274.835212]  ? trace_hardirqs_on+0xbd/0x310
[  274.839529]  ? kasan_check_read+0x11/0x20
[  274.843672]  ? ___ratelimit+0x36f/0x655
[  274.847643]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  274.853112]  ? trace_hardirqs_on+0x310/0x310
[  274.857522]  ? lock_downgrade+0x900/0x900
[  274.861695]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  274.866797]  ? ___ratelimit+0xaa/0x655
[  274.870697]  ? idr_get_free+0xec0/0xec0
[  274.874668]  ? kasan_check_write+0x14/0x20
[  274.878896]  ? do_raw_spin_lock+0xc1/0x200
[  274.883140]  oom_kill_process.cold.27+0x10/0x903
[  274.887907]  ? lock_downgrade+0x900/0x900
[  274.892061]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  274.897860]  ? oom_evaluate_task+0x540/0x540
[  274.902299]  ? shrink_node+0x16b0/0x16b0
[  274.906357]  ? oom_unkillable_task+0x383/0x580
[  274.910966]  ? out_of_memory+0x974/0x1430
[  274.915113]  ? lock_downgrade+0x900/0x900
[  274.919265]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  274.925079]  ? __cpuset_node_allowed+0x19b/0x660
[  274.929853]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.935399]  ? oom_evaluate_task+0x302/0x540
[  274.939808]  out_of_memory+0xa84/0x1430
[  274.943790]  ? oom_killer_disable+0x3a0/0x3a0
[  274.948307]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  274.953237]  ? __mutex_add_waiter+0x2a0/0x2a0
[  274.957735]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  274.962778]  ? find_next_bit+0x104/0x130
[  274.966846]  __alloc_pages_slowpath+0x2318/0x2d80
[  274.971709]  ? warn_alloc+0x120/0x120
[  274.975506]  ? __radix_tree_lookup+0x4c0/0x4c0
[  274.980092]  ? find_get_entry+0x2f2/0xc40
[  274.984249]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  274.989178]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.994724]  ? should_fail+0x22d/0xd01
[  274.998616]  ? ___might_sleep+0x1ed/0x300
[  275.002807]  ? lock_release+0x970/0x970
[  275.006824]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  275.011922]  ? debug_smp_processor_id+0x1c/0x20
[  275.016589]  ? __might_sleep+0x95/0x190
[  275.020560]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  275.025405]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  275.030425]  ? lock_downgrade+0x900/0x900
[  275.034567]  ? ___might_sleep+0x1ed/0x300
[  275.038727]  ? lock_release+0x970/0x970
[  275.042703]  ? arch_local_save_flags+0x40/0x40
[  275.047292]  ? finish_task_switch+0x1f5/0x900
[  275.051795]  ? __might_sleep+0x95/0x190
[  275.055784]  __alloc_pages_nodemask+0xa80/0xde0
[  275.060457]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  275.065469]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  275.071262]  ? kasan_check_write+0x14/0x20
[  275.075500]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  275.080687]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.086220]  ? __do_page_cache_readahead+0x7ce/0x980
[  275.091330]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  275.096870]  alloc_pages_current+0x10c/0x210
[  275.101283]  ? lock_downgrade+0x900/0x900
[  275.105432]  __page_cache_alloc+0x38f/0x5b0
[  275.109754]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  275.115563]  ? ext4_filemap_fault+0x82/0xad
[  275.119886]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  275.124562]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.130094]  ? check_preemption_disabled+0x48/0x200
[  275.135109]  filemap_fault+0x1594/0x25f0
[  275.139208]  ? __lock_page_or_retry+0xa00/0xa00
[  275.143878]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  275.149672]  ? unwind_dump+0x190/0x190
[  275.153559]  ? is_bpf_text_address+0xd3/0x170
[  275.158064]  ? filemap_map_pages+0xdea/0x1980
[  275.162568]  ? find_get_pages_range_tag+0x1320/0x1320
[  275.167774]  ? save_stack+0xa9/0xd0
[  275.171398]  ? save_stack+0x43/0xd0
[  275.175023]  ? __kasan_slab_free+0x102/0x150
[  275.179428]  ? __sigqueue_free.part.27+0x7d/0xa0
[  275.184225]  ? __dequeue_signal+0x530/0x7d0
[  275.188539]  ? dequeue_signal+0x26c/0x630
[  275.192685]  ? get_signal+0x3ec/0x1980
[  275.196568]  ? do_signal+0x9c/0x21e0
[  275.200283]  ? exit_to_usermode_loop+0x2e5/0x380
[  275.205040]  ? mark_held_locks+0x130/0x130
[  275.209277]  ? trace_hardirqs_on+0x310/0x310
[  275.213686]  ? lock_acquire+0x1ed/0x520
[  275.217658]  ? ext4_filemap_fault+0x7a/0xad
[  275.221992]  ? lock_release+0x970/0x970
[  275.225962]  ? arch_local_save_flags+0x40/0x40
[  275.230540]  ? mark_held_locks+0x130/0x130
[  275.234774]  ? trace_hardirqs_off+0xb8/0x310
[  275.239195]  ? down_read+0xb0/0x1d0
[  275.242816]  ? ext4_filemap_fault+0x7a/0xad
[  275.247149]  ? __down_interruptible+0x700/0x700
[  275.251832]  ? kmem_cache_free+0x21a/0x290
[  275.256069]  ? __sigqueue_free.part.27+0x7d/0xa0
[  275.260824]  ? __dequeue_signal+0xf9/0x7d0
[  275.265056]  ext4_filemap_fault+0x82/0xad
[  275.269217]  __do_fault+0x100/0x6b0
[  275.272842]  ? print_bad_pte+0x6c0/0x6c0
[  275.276901]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.282461]  ? pmd_val+0x88/0x100
[  275.285912]  ? add_mm_counter_fast+0xd0/0xd0
[  275.290320]  ? pmd_val+0x88/0x100
[  275.293777]  ? add_mm_counter_fast+0xd0/0xd0
[  275.298182]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.303722]  __handle_mm_fault+0x3709/0x53e0
[  275.308132]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  275.312971]  ? kasan_check_write+0x14/0x20
[  275.317202]  ? do_raw_spin_lock+0xc1/0x200
[  275.321437]  ? _raw_spin_unlock_irq+0x60/0x80
[  275.325931]  ? __set_current_blocked+0xe4/0x120
[  275.330604]  ? lock_acquire+0x1ed/0x520
[  275.334582]  ? handle_mm_fault+0x42a/0xc70
[  275.338813]  ? lock_downgrade+0x900/0x900
[  275.342966]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  275.348774]  ? __do_page_fault+0x67d/0xed0
[  275.353015]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  275.358466]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.364006]  ? check_preemption_disabled+0x48/0x200
[  275.369026]  handle_mm_fault+0x54f/0xc70
[  275.373103]  ? __handle_mm_fault+0x53e0/0x53e0
[  275.377681]  ? find_vma+0x34/0x190
[  275.381222]  __do_page_fault+0x67d/0xed0
[  275.385328]  ? mm_fault_error+0x380/0x380
[  275.389473]  ? syscall_slow_exit_work+0x520/0x520
[  275.394315]  do_page_fault+0xf2/0x7e0
[  275.398129]  ? vmalloc_sync_all+0x30/0x30
[  275.402289]  ? error_entry+0x70/0xd0
[  275.406000]  ? trace_hardirqs_off_caller+0xbb/0x310
[  275.411014]  ? trace_hardirqs_on_caller+0xc0/0x310
[  275.415944]  ? syscall_return_slowpath+0x5e0/0x5e0
[  275.420874]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.425716]  ? trace_hardirqs_on_caller+0x310/0x310
[  275.430725]  ? trace_hardirqs_off+0x310/0x310
[  275.435235]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  275.440247]  ? prepare_exit_to_usermode+0x291/0x3b0
[  275.445267]  ? page_fault+0x8/0x30
[  275.448811]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.453655]  ? page_fault+0x8/0x30
[  275.457195]  page_fault+0x1e/0x30
[  275.460643] RIP: 0033:0x45db60
[  275.463839] Code: Bad RIP value.
[  275.467216] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  275.472603] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  275.479869] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  275.487131] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  275.494391] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  275.501651] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  275.508982] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  275.509076] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  275.516304] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  275.522844] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  275.532123] Call Trace:
[  275.542331] syz-fuzzer cpuset=
[  275.544893]  <IRQ>
[  275.544895] / mems_allowed=0
[  275.548103]  dump_stack+0x1c4/0x2b4
[  275.556857]  ? dump_stack_print_info.cold.2+0x52/0x52
[  275.562067]  warn_alloc.cold.119+0xb7/0x1bd
[  275.566402]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  275.571239]  ? lock_downgrade+0x900/0x900
[  275.575386]  ? trace_hardirqs_off+0xb8/0x310
[  275.579831]  ? trace_hardirqs_off+0xb8/0x310
[  275.584243]  __alloc_pages_slowpath+0x2667/0x2d80
[  275.589099]  ? warn_alloc+0x120/0x120
[  275.592902]  ? warn_alloc+0x120/0x120
[  275.596700]  ? warn_alloc+0x120/0x120
[  275.600498]  ? mark_held_locks+0x130/0x130
[  275.604817]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.610354]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.615909]  ? should_fail+0x22d/0xd01
[  275.619812]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  275.624910]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.630472]  ? should_fail+0x22d/0xd01
[  275.634358]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  275.639458]  ? should_fail+0x22d/0xd01
[  275.643360]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  275.648463]  ? mark_held_locks+0x130/0x130
[  275.652702]  ? mark_held_locks+0x130/0x130
[  275.656964]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.662496]  ? trace_hardirqs_off+0xb8/0x310
[  275.666901]  ? kasan_check_read+0x11/0x20
[  275.671048]  ? do_raw_spin_unlock+0xa7/0x2f0
[  275.675482]  ? trace_hardirqs_on+0x310/0x310
[  275.679902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.685436]  ? wq_watchdog_touch+0x9c/0xfe
[  275.689667]  ? io_serial_in+0x11/0x90
[  275.693464]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.699006]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  275.704129]  __alloc_pages_nodemask+0xa80/0xde0
[  275.708804]  ? should_fail+0x22d/0xd01
[  275.712691]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  275.717717]  ? ____cache_alloc_node+0x1c7/0x1e0
[  275.722383]  ? lock_downgrade+0x900/0x900
[  275.726533]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.732072]  cache_grow_begin+0x91/0x8c0
[  275.736128]  ? do_raw_spin_unlock+0xa7/0x2f0
[  275.740569]  fallback_alloc+0x203/0x2e0
[  275.744542]  ____cache_alloc_node+0x1c7/0x1e0
[  275.749035]  kmem_cache_alloc_node+0xe3/0x730
[  275.753529]  ? ipv6_get_ifaddr+0x42e/0x620
[  275.757792]  __alloc_skb+0x119/0x770
[  275.761508]  ? skb_scrub_packet+0x490/0x490
[  275.765826]  ? lock_downgrade+0x900/0x900
[  275.770006]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.775583]  ? refcount_sub_and_test_checked+0x203/0x310
[  275.781032]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  275.786479]  ? addrconf_rs_timer+0x690/0x690
[  275.790903]  ndisc_alloc_skb+0x144/0x340
[  275.794979]  ndisc_send_rs+0x331/0x6e0
[  275.798863]  addrconf_rs_timer+0x314/0x690
[  275.803098]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.807337]  call_timer_fn+0x272/0x920
[  275.811218]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.815455]  ? process_timeout+0x40/0x40
[  275.819526]  ? trace_hardirqs_off+0xb8/0x310
[  275.823939]  ? kasan_check_read+0x11/0x20
[  275.828088]  ? do_raw_spin_unlock+0xa7/0x2f0
[  275.832512]  ? trace_hardirqs_on+0x310/0x310
[  275.836923]  ? __run_timers+0x7da/0xc70
[  275.840898]  ? lock_downgrade+0x900/0x900
[  275.845051]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  275.850153]  ? trace_hardirqs_on+0xbd/0x310
[  275.854467]  ? kasan_check_read+0x11/0x20
[  275.858629]  ? __run_timers+0x7da/0xc70
[  275.862601]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  275.868066]  ? kasan_check_write+0x14/0x20
[  275.872300]  ? do_raw_spin_lock+0xc1/0x200
[  275.876536]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.880778]  __run_timers+0x7e5/0xc70
[  275.884585]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  275.889963]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  275.894975]  ? timerqueue_add+0x207/0x2b0
[  275.899153]  ? enqueue_hrtimer+0x1a5/0x560
[  275.903400]  ? lock_release+0x970/0x970
[  275.907371]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  275.912576]  ? kasan_check_write+0x14/0x20
[  275.916825]  ? pvclock_read_flags+0x160/0x160
[  275.921312]  ? lock_downgrade+0x900/0x900
[  275.925464]  ? trace_hardirqs_on+0xbd/0x310
[  275.929791]  ? kvm_sched_clock_read+0x9/0x20
[  275.934204]  ? irq_exit+0x17f/0x1c0
[  275.937843]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.943379]  ? check_preemption_disabled+0x48/0x200
[  275.948394]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.953931]  run_timer_softirq+0x52/0xb0
[  275.957987]  ? __this_cpu_preempt_check+0x1c/0x1f
[  275.962827]  __do_softirq+0x30b/0xad8
[  275.966677]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  275.971813]  ? pvclock_read_flags+0x160/0x160
[  275.976305]  ? lapic_next_event+0x5a/0x90
[  275.980451]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.985988]  ? clockevents_program_event+0x140/0x370
[  275.991091]  ? kvm_clock_read+0x18/0x30
[  275.995064]  ? kvm_sched_clock_read+0x9/0x20
[  275.999473]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.005007]  ? check_preemption_disabled+0x48/0x200
[  276.010026]  irq_exit+0x17f/0x1c0
[  276.013477]  smp_apic_timer_interrupt+0x1cb/0x760
[  276.018314]  ? smp_reschedule_interrupt+0x109/0x650
[  276.023326]  ? smp_call_function_single_interrupt+0x650/0x650
[  276.029207]  ? interrupt_entry+0xb5/0xf0
[  276.033292]  ? trace_hardirqs_off_caller+0xbb/0x310
[  276.038313]  ? trace_hardirqs_off_caller+0xbb/0x310
[  276.043330]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.048171]  ? trace_hardirqs_on_caller+0x310/0x310
[  276.053183]  ? trace_hardirqs_on_caller+0x310/0x310
[  276.058194]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.063730]  ? check_preemption_disabled+0x48/0x200
[  276.068768]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.073620]  apic_timer_interrupt+0xf/0x20
[  276.077843]  </IRQ>
[  276.080082] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  276.085977] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  276.104905] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  276.112610] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  276.119890] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  276.127152] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  276.134416] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  276.141683] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  276.148959]  ? trace_hardirqs_on+0xb4/0x310
[  276.153280]  ? save_stack+0xa9/0xd0
[  276.156905]  __kmalloc_node_track_caller+0x33/0x70
[  276.161830]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  276.166583]  pskb_expand_head+0x230/0x10f0
[  276.170814]  ? lock_downgrade+0x900/0x900
[  276.174956]  ? check_preemption_disabled+0x48/0x200
[  276.179985]  ? memcpy+0x45/0x50
[  276.183303]  ? __copy_skb_header+0x350/0x6b0
[  276.187704]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  276.192194]  ? skb_checksum+0x140/0x140
[  276.196168]  ? trace_hardirqs_on+0xbd/0x310
[  276.200484]  ? skb_clone+0x1bb/0x500
[  276.204195]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  276.209639]  ? kasan_unpoison_shadow+0x35/0x50
[  276.214219]  ? kasan_check_write+0x14/0x20
[  276.218448]  ? __skb_clone+0x6c7/0xa00
[  276.222336]  ? __copy_skb_header+0x6b0/0x6b0
[  276.226741]  ? kmem_cache_alloc+0x306/0x730
[  276.231073]  skb_ensure_writable+0x3dd/0x640
[  276.235483]  ? skb_cow_data+0xf10/0xf10
[  276.239454]  ? check_preemption_disabled+0x48/0x200
[  276.244467]  ? __this_cpu_preempt_check+0x1c/0x1f
[  276.249304]  ? __bpf_redirect+0x54b/0xb20
[  276.253449]  ? __switch_to_asm+0x34/0x70
[  276.257507]  bpf_clone_redirect+0x14a/0x490
[  276.261832]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  276.266860]  ? __sched_text_start+0x8/0x8
[  276.271005]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  276.275757]  ? retint_kernel+0x2d/0x2d
[  276.279655]  ? trace_hardirqs_on_caller+0xc0/0x310
[  276.284580]  ? retint_kernel+0x2d/0x2d
[  276.288463]  ? trace_hardirqs_on_caller+0xc0/0x310
[  276.293403]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  276.298157]  ? trace_hardirqs_off+0x310/0x310
[  276.302646]  ? retint_kernel+0x1b/0x2d
[  276.306543]  ? lock_acquire+0x1ed/0x520
[  276.310515]  ? bpf_test_run+0x3cb/0x780
[  276.314501]  ? lock_downgrade+0x900/0x900
[  276.318643]  ? lock_release+0x970/0x970
[  276.322629]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  276.328438]  ? preempt_schedule_common+0x1f/0xd0
[  276.333188]  ? preempt_schedule+0x4d/0x60
[  276.337347]  ? ___preempt_schedule+0x16/0x18
[  276.341794]  ? bpf_test_run+0x25d/0x780
[  276.345788]  ? netlink_diag_dump+0x2a0/0x2a0
[  276.350199]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.355731]  ? bpf_test_init.isra.9+0x70/0x100
[  276.360317]  ? bpf_prog_test_run_skb+0x634/0xb40
[  276.365075]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  276.369954]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  276.375486]  ? fput+0x130/0x1a0
[  276.378783]  ? __bpf_prog_get+0x9b/0x290
[  276.382845]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  276.387682]  ? bpf_prog_test_run+0x130/0x1a0
[  276.392087]  ? __x64_sys_bpf+0x3d8/0x510
[  276.396167]  ? bpf_prog_get+0x20/0x20
[  276.399971]  ? __x64_sys_futex+0x4bc/0x6a0
[  276.404235]  ? do_syscall_64+0x1b9/0x820
[  276.408294]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  276.413669]  ? syscall_return_slowpath+0x5e0/0x5e0
[  276.418591]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.423427]  ? trace_hardirqs_on_caller+0x310/0x310
[  276.428444]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  276.433456]  ? prepare_exit_to_usermode+0x291/0x3b0
[  276.438471]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.443317]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  276.448701] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  276.448706] warn_alloc_show_mem: 1 callbacks suppressed
[  276.448712] Mem-Info:
[  276.455744] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  276.461135] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  276.461135]  active_file:17 inactive_file:13 isolated_file:0
[  276.461135]  unevictable:0 dirty:0 writeback:0 unstable:0
[  276.461135]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  276.461135]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  276.461135]  free:13756 free_pcp:276 free_cma:0
[  276.463504] Call Trace:
[  276.472915] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  276.505844]  <IRQ>
[  276.508409] Node 0 
[  276.536162]  dump_stack+0x1c4/0x2b4
[  276.538310] 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
[  276.540527]  ? dump_stack_print_info.cold.2+0x52/0x52
[  276.544125] lowmem_reserve[]:
[  276.569628]  warn_alloc.cold.119+0xb7/0x1bd
[  276.574802]  0
[  276.577918]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  276.582215]  2819
[  276.584012]  ? lock_downgrade+0x900/0x900
[  276.588825]  6323
[  276.590881]  ? trace_hardirqs_off+0xb8/0x310
[  276.595006]  6323
[  276.597079]  ? trace_hardirqs_off+0xb8/0x310
[  276.603520]  __alloc_pages_slowpath+0x2667/0x2d80
[  276.607901] Node 0 DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  276.612776]  ? warn_alloc+0x120/0x120
[  276.612792]  ? trace_hardirqs_on+0x310/0x310
[  276.640615] lowmem_reserve[]:
[  276.644412]  ? warn_alloc+0x120/0x120
[  276.648799]  0
[  276.651905]  ? warn_alloc+0x120/0x120
[  276.655677]  0
[  276.657470]  ? ktime_get+0x2e1/0x440
[  276.661241]  3503
[  276.663040]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.666727]  3503
[  276.668791]  ? check_preemption_disabled+0x48/0x200
[  276.676354]  ? kasan_check_read+0x11/0x20
[  276.681342] Node 0 
[  276.685488]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.685519] Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  276.685526] lowmem_reserve[]:
[  276.687757]  ? should_fail+0x22d/0xd01
[  276.693289]  0
[  276.721740]  ? rcu_bh_qs+0xc0/0xc0
[  276.724821]  0
[  276.728699]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  276.730489]  0
[  276.734034]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.735869]  0
[  276.740966]  ? should_fail+0x22d/0xd01
[  276.748285]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  276.750058] Node 0 
[  276.753935]  ? should_fail+0x22d/0xd01
[  276.759014] DMA: 
[  276.761242]  ? rcu_idle_enter+0x4b0/0x4b0
[  276.765119] 1*4kB 
[  276.767189]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  276.771307] (U) 
[  276.773462]  ? mark_held_locks+0x130/0x130
[  276.778536] 0*8kB 
[  276.780502]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.784710] 0*16kB 1*32kB 
[  276.786894]  ? mark_held_locks+0x130/0x130
[  276.792402] (U) 
[  276.795241]  ? rcu_irq_exit+0xce/0x100
[  276.799447] 2*64kB 
[  276.801416]  ? irq_exit+0xbd/0x1c0
[  276.805318] (U) 
[  276.807561]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  276.811074] 1*128kB 
[  276.813039]  ? do_raw_spin_unlock+0xa7/0x2f0
[  276.818027] (U) 
[  276.820340]  ? smp_call_function_single_interrupt+0x650/0x650
[  276.824738] 1*256kB 
[  276.826712]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.832568] (U) 
[  276.834885]  ? ret_from_intr+0xb/0x1e
[  276.840398] 0*512kB 
[  276.842365]  ? retint_kernel+0x2d/0x2d
[  276.846138] 1*1024kB 
[  276.848452]  ? trace_hardirqs_on_caller+0xc0/0x310
[  276.852309] (U) 
[  276.854710]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  276.859609] 1*2048kB 
[  276.861577]  ? trace_hardirqs_off+0x310/0x310
[  276.866308] (M) 
[  276.868710]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  276.873176] 3*4096kB 
[  276.875176]  __alloc_pages_nodemask+0xa80/0xde0
[  276.880248] (M) 
[  276.882653]  ? should_fail+0x22d/0xd01
[  276.887291] = 15908kB
[  276.889264]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  276.893126] Node 0 
[  276.895575]  ? ____cache_alloc_node+0x1c7/0x1e0
[  276.900554] DMA32: 
[  276.902830]  ? lock_downgrade+0x900/0x900
[  276.907472] 2*4kB 
[  276.909736]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.913855] (M) 
[  276.916001]  cache_grow_begin+0x91/0x8c0
[  276.921514] 1*8kB 
[  276.923481]  ? do_raw_spin_unlock+0xa7/0x2f0
[  276.927511] (M) 
[  276.929670]  fallback_alloc+0x203/0x2e0
[  276.934049] 2*16kB 
[  276.936016]  ____cache_alloc_node+0x1c7/0x1e0
[  276.939965] (M) 
[  276.942194]  kmem_cache_alloc_node+0xe3/0x730
[  276.947128] 3*32kB 
[  276.949099]  ? ipv6_get_ifaddr+0x42e/0x620
[  276.953581] (MH) 
[  276.955811]  __alloc_skb+0x119/0x770
[  276.960016] 5*64kB 
[  276.962074]  ? skb_scrub_packet+0x490/0x490
[  276.965769] (MH) 
[  276.967999]  ? lock_downgrade+0x900/0x900
[  276.972296] 3*128kB 
[  276.974350]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.978471] (M) 
[  276.980797]  ? refcount_sub_and_test_checked+0x203/0x310
[  276.986305] 5*256kB 
[  276.988279]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  276.993695] (UMH) 
[  276.996009]  ? addrconf_rs_timer+0x690/0x690
[  277.001433] 5*512kB 
[  277.003578]  ndisc_alloc_skb+0x144/0x340
[  277.007959] (UMH) 
[  277.010282]  ndisc_send_rs+0x331/0x6e0
[  277.014344] 4*1024kB 
[  277.016495]  addrconf_rs_timer+0x314/0x690
[  277.020359] (UMH) 
[  277.022784]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.027011] 2*2048kB 
[  277.029155]  call_timer_fn+0x272/0x920
[  277.033372] (M) 
[  277.035785]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.039647] 3*4096kB 
[  277.041614]  ? process_timeout+0x40/0x40
[  277.045825] (M) 
[  277.048232]  ? trace_hardirqs_off+0xb8/0x310
[  277.052278] = 25168kB
[  277.052286] Node 0 
[  277.054255]  ? kasan_check_read+0x11/0x20
[  277.058652] Normal: 
[  277.061054]  ? do_raw_spin_unlock+0xa7/0x2f0
[  277.063262] 1081*4kB 
[  277.067406]  ? trace_hardirqs_on+0x310/0x310
[  277.069707] (UMEH) 
[  277.074111]  ? __run_timers+0x7da/0xc70
[  277.076527] 387*8kB 
[  277.081375]  ? lock_downgrade+0x900/0x900
[  277.083605] (ME) 
[  277.087582]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  277.089896] 152*16kB 
[  277.094031]  ? trace_hardirqs_on+0xbd/0x310
[  277.096103] (UME) 
[  277.101195]  ? kasan_check_read+0x11/0x20
[  277.103584] 54*32kB 
[  277.107894]  ? __run_timers+0x7da/0xc70
[  277.110022] (UME) 
[  277.114163]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  277.116460] 21*64kB 
[  277.120437]  ? kasan_check_write+0x14/0x20
[  277.122575] (UM) 
[  277.128015]  ? do_raw_spin_lock+0xc1/0x200
[  277.130312] 0*128kB 
[  277.134534]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.136605] 0*256kB 
[  277.140860]  __run_timers+0x7e5/0xc70
[  277.143158] 2*512kB 
[  277.147416]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  277.149707] (U) 
[  277.153500]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  277.155807] 0*1024kB 
[  277.161159]  ? timerqueue_add+0x207/0x2b0
[  277.163134] 0*2048kB 
[  277.168178]  ? enqueue_hrtimer+0x1a5/0x560
[  277.170565] 0*4096kB 
[  277.174702]  ? lock_release+0x970/0x970
[  277.177084] = 13948kB
[  277.181307]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  277.183712] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  277.187697]  ? check_preemption_disabled+0x48/0x200
[  277.190085] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  277.195256]  ? kasan_check_write+0x14/0x20
[  277.204064] 4244 total pagecache pages
[  277.209104]  ? pvclock_read_flags+0x160/0x160
[  277.217649] 0 pages in swap cache
[  277.221890]  ? lock_downgrade+0x900/0x900
[  277.225749] Swap cache stats: add 0, delete 0, find 0/0
[  277.230239]  ? trace_hardirqs_on+0xbd/0x310
[  277.233664] Free swap  = 0kB
[  277.237814]  ? kvm_sched_clock_read+0x9/0x20
[  277.243148] Total swap = 0kB
[  277.247476]  ? irq_exit+0x17f/0x1c0
[  277.250466] 1965979 pages RAM
[  277.254868]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.257860] 0 pages HighMem/MovableOnly
[  277.261474]  ? check_preemption_disabled+0x48/0x200
[  277.264556] 342307 pages reserved
[  277.270079]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.274024] 0 pages cma reserved
[  277.279035]  run_timer_softirq+0x52/0xb0
[  277.282514] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  277.287994]  ? __this_cpu_preempt_check+0x1c/0x1f
[  277.288005]  __do_softirq+0x30b/0xad8
[  277.288021]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  277.291419] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  277.295426]  ? pvclock_read_flags+0x160/0x160
[  277.301898] syz-executor2 cpuset=
[  277.306733]  ? lapic_next_event+0x5a/0x90
[  277.310508] syz2
[  277.315609]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.326069]  mems_allowed=0
[  277.330556]  ? clockevents_program_event+0x140/0x370
[  277.353594]  ? kvm_clock_read+0x18/0x30
[  277.357567]  ? kvm_sched_clock_read+0x9/0x20
[  277.361977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.367511]  ? check_preemption_disabled+0x48/0x200
[  277.372530]  irq_exit+0x17f/0x1c0
[  277.375979]  smp_apic_timer_interrupt+0x1cb/0x760
[  277.380816]  ? smp_reschedule_interrupt+0x109/0x650
[  277.385849]  ? smp_call_function_single_interrupt+0x650/0x650
[  277.391756]  ? interrupt_entry+0xb5/0xf0
[  277.395840]  ? trace_hardirqs_off_caller+0xbb/0x310
[  277.400852]  ? trace_hardirqs_off_caller+0xbb/0x310
[  277.405865]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  277.410713]  ? trace_hardirqs_on_caller+0x310/0x310
[  277.415724]  ? trace_hardirqs_on_caller+0x310/0x310
[  277.420739]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.426285]  ? check_preemption_disabled+0x48/0x200
[  277.431300]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.436835]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  277.441679]  apic_timer_interrupt+0xf/0x20
[  277.445903]  </IRQ>
[  277.448142] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  277.453329] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  277.472222] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  277.479926] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  277.487194] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  277.494455] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  277.501717] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  277.508985] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  277.516293]  ? trace_hardirqs_on+0x9a/0x310
[  277.520629]  ? trace_hardirqs_on+0xb4/0x310
[  277.524955]  retint_kernel+0x1b/0x2d
[  277.528679] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  277.533955] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  277.552852] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  277.560557] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  277.567854] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  277.575183] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  277.582445] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  277.589719] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  277.596992]  ? trace_hardirqs_on+0x9a/0x310
[  277.601309]  ? arch_local_irq_restore+0x45/0x52
[  277.605976]  dump_stack+0x26a/0x2b4
[  277.609600]  ? dump_stack_print_info.cold.2+0x52/0x52
[  277.614805]  ? mark_held_locks+0x130/0x130
[  277.619051]  ? mark_held_locks+0x130/0x130
[  277.623293]  dump_header+0x27b/0xf72
[  277.627034]  ? rcu_read_unlock+0x16/0x60
[  277.631092]  ? pagefault_out_of_memory+0x197/0x197
[  277.636016]  ? mark_held_locks+0x130/0x130
[  277.640249]  ? percpu_ref_put_many+0x13e/0x260
[  277.644831]  ? mem_cgroup_charge_statistics+0x780/0x780
[  277.650232]  ? mem_cgroup_iter+0x1f7/0x1160
[  277.654553]  ? mark_held_locks+0x130/0x130
[  277.658796]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.664332]  ? task_will_free_mem+0x239/0xb30
[  277.668840]  ? ___ratelimit+0x36f/0x655
[  277.672809]  ? lock_downgrade+0x900/0x900
[  277.676956]  ? trace_hardirqs_on+0xbd/0x310
[  277.681270]  ? kasan_check_read+0x11/0x20
[  277.685422]  ? ___ratelimit+0x36f/0x655
[  277.689393]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  277.694838]  ? trace_hardirqs_on+0x310/0x310
[  277.699256]  ? lock_downgrade+0x900/0x900
[  277.703408]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  277.708504]  ? ___ratelimit+0xaa/0x655
[  277.712396]  ? idr_get_free+0xec0/0xec0
[  277.716372]  ? kasan_check_write+0x14/0x20
[  277.720621]  ? do_raw_spin_lock+0xc1/0x200
[  277.724856]  oom_kill_process.cold.27+0x10/0x903
[  277.729615]  ? lock_downgrade+0x900/0x900
[  277.733776]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  277.739578]  ? oom_evaluate_task+0x540/0x540
[  277.743994]  ? shrink_node+0x16b0/0x16b0
[  277.748073]  ? oom_unkillable_task+0x383/0x580
[  277.752668]  ? out_of_memory+0x974/0x1430
[  277.756923]  ? lock_downgrade+0x900/0x900
[  277.761073]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  277.766883]  ? __cpuset_node_allowed+0x19b/0x660
[  277.771640]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.777172]  ? oom_evaluate_task+0x302/0x540
[  277.781579]  out_of_memory+0xa84/0x1430
[  277.785560]  ? oom_killer_disable+0x3a0/0x3a0
[  277.790056]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  277.794982]  ? __mutex_add_waiter+0x2a0/0x2a0
[  277.799475]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  277.804511]  ? find_next_bit+0x104/0x130
[  277.808576]  __alloc_pages_slowpath+0x2318/0x2d80
[  277.813445]  ? warn_alloc+0x120/0x120
[  277.817257]  ? __radix_tree_lookup+0x4c0/0x4c0
[  277.821863]  ? find_get_entry+0x2f2/0xc40
[  277.826021]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  277.830951]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.836485]  ? should_fail+0x22d/0xd01
[  277.840371]  ? ___might_sleep+0x1ed/0x300
[  277.844517]  ? lock_release+0x970/0x970
[  277.848494]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  277.853594]  ? debug_smp_processor_id+0x1c/0x20
[  277.858264]  ? __might_sleep+0x95/0x190
[  277.862245]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  277.867093]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  277.872121]  ? lock_downgrade+0x900/0x900
[  277.876267]  ? ___might_sleep+0x1ed/0x300
[  277.880415]  ? lock_release+0x970/0x970
[  277.884386]  ? arch_local_save_flags+0x40/0x40
[  277.888970]  ? finish_task_switch+0x1f5/0x900
[  277.893469]  ? __might_sleep+0x95/0x190
[  277.897447]  __alloc_pages_nodemask+0xa80/0xde0
[  277.902119]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  277.907134]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  277.912927]  ? kasan_check_write+0x14/0x20
[  277.917163]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  277.921862]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.927411]  ? __do_page_cache_readahead+0x7ce/0x980
[  277.932543]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  277.938080]  alloc_pages_current+0x10c/0x210
[  277.942498]  ? lock_downgrade+0x900/0x900
[  277.946645]  __page_cache_alloc+0x38f/0x5b0
[  277.950964]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  277.956760]  ? ext4_filemap_fault+0x82/0xad
[  277.961089]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  277.965775]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.971321]  ? check_preemption_disabled+0x48/0x200
[  277.976337]  filemap_fault+0x1594/0x25f0
[  277.980409]  ? __lock_page_or_retry+0xa00/0xa00
[  277.985091]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  277.990898]  ? unwind_dump+0x190/0x190
[  277.994825]  ? is_bpf_text_address+0xd3/0x170
[  277.999320]  ? filemap_map_pages+0xdea/0x1980
[  278.003840]  ? find_get_pages_range_tag+0x1320/0x1320
[  278.009023]  ? save_stack+0xa9/0xd0
[  278.012644]  ? save_stack+0x43/0xd0
[  278.016267]  ? __kasan_slab_free+0x102/0x150
[  278.020682]  ? __sigqueue_free.part.27+0x7d/0xa0
[  278.025431]  ? __dequeue_signal+0x530/0x7d0
[  278.029755]  ? dequeue_signal+0x26c/0x630
[  278.033909]  ? get_signal+0x3ec/0x1980
[  278.037798]  ? do_signal+0x9c/0x21e0
[  278.041507]  ? exit_to_usermode_loop+0x2e5/0x380
[  278.046265]  ? mark_held_locks+0x130/0x130
[  278.050502]  ? trace_hardirqs_on+0x310/0x310
[  278.054908]  ? lock_acquire+0x1ed/0x520
[  278.058882]  ? ext4_filemap_fault+0x7a/0xad
[  278.063205]  ? lock_release+0x970/0x970
[  278.067178]  ? arch_local_save_flags+0x40/0x40
[  278.071780]  ? mark_held_locks+0x130/0x130
[  278.076026]  ? trace_hardirqs_off+0xb8/0x310
[  278.080451]  ? down_read+0xb0/0x1d0
[  278.084081]  ? ext4_filemap_fault+0x7a/0xad
[  278.088412]  ? __down_interruptible+0x700/0x700
[  278.093075]  ? kmem_cache_free+0x21a/0x290
[  278.097305]  ? __sigqueue_free.part.27+0x7d/0xa0
[  278.102063]  ? __dequeue_signal+0xf9/0x7d0
[  278.106301]  ext4_filemap_fault+0x82/0xad
[  278.110451]  __do_fault+0x100/0x6b0
[  278.114079]  ? print_bad_pte+0x6c0/0x6c0
[  278.118156]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.123708]  ? pmd_val+0x88/0x100
[  278.127158]  ? add_mm_counter_fast+0xd0/0xd0
[  278.131561]  ? pmd_val+0x88/0x100
[  278.135045]  ? add_mm_counter_fast+0xd0/0xd0
[  278.139456]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.144991]  __handle_mm_fault+0x3709/0x53e0
[  278.149404]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  278.154246]  ? kasan_check_write+0x14/0x20
[  278.158483]  ? do_raw_spin_lock+0xc1/0x200
[  278.162720]  ? _raw_spin_unlock_irq+0x60/0x80
[  278.167214]  ? __set_current_blocked+0xe4/0x120
[  278.171924]  ? lock_acquire+0x1ed/0x520
[  278.175900]  ? handle_mm_fault+0x42a/0xc70
[  278.180145]  ? lock_downgrade+0x900/0x900
[  278.184298]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  278.190110]  ? __do_page_fault+0x67d/0xed0
[  278.194372]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  278.199825]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.205357]  ? check_preemption_disabled+0x48/0x200
[  278.210419]  handle_mm_fault+0x54f/0xc70
[  278.214485]  ? __handle_mm_fault+0x53e0/0x53e0
[  278.219080]  ? find_vma+0x34/0x190
[  278.222619]  __do_page_fault+0x67d/0xed0
[  278.226681]  ? mm_fault_error+0x380/0x380
[  278.230835]  ? syscall_slow_exit_work+0x520/0x520
[  278.235676]  do_page_fault+0xf2/0x7e0
[  278.239476]  ? vmalloc_sync_all+0x30/0x30
[  278.243623]  ? error_entry+0x70/0xd0
[  278.247333]  ? trace_hardirqs_off_caller+0xbb/0x310
[  278.252346]  ? trace_hardirqs_on_caller+0xc0/0x310
[  278.257280]  ? syscall_return_slowpath+0x5e0/0x5e0
[  278.262204]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.267059]  ? trace_hardirqs_on_caller+0x310/0x310
[  278.272089]  ? trace_hardirqs_off+0x310/0x310
[  278.276598]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  278.281613]  ? prepare_exit_to_usermode+0x291/0x3b0
[  278.286643]  ? page_fault+0x8/0x30
[  278.290183]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.295023]  ? page_fault+0x8/0x30
[  278.298561]  page_fault+0x1e/0x30
[  278.302011] RIP: 0033:0x45db60
[  278.305206] Code: Bad RIP value.
[  278.308567] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  278.313930] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  278.321195] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  278.328459] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  278.335725] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  278.342990] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  278.350279] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  278.350337] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  278.357580] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  278.357584] Call Trace:
[  278.357589]  <IRQ>
[  278.357620]  dump_stack+0x1c4/0x2b4
[  278.357637]  ? dump_stack_print_info.cold.2+0x52/0x52
[  278.364175] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  278.373471]  warn_alloc.cold.119+0xb7/0x1bd
[  278.376028] syz-fuzzer cpuset=
[  278.378170]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  278.381779] /
[  278.386964]  ? lock_downgrade+0x900/0x900
[  278.397163]  mems_allowed=0
[  278.401476]  ? trace_hardirqs_off+0xb8/0x310
[  278.422607]  ? trace_hardirqs_off+0xb8/0x310
[  278.427022]  __alloc_pages_slowpath+0x2667/0x2d80
[  278.431894]  ? warn_alloc+0x120/0x120
[  278.435693]  ? lock_release+0x970/0x970
[  278.439665]  ? warn_alloc+0x120/0x120
[  278.443460]  ? trace_hardirqs_on+0x310/0x310
[  278.447862]  ? warn_alloc+0x120/0x120
[  278.451675]  ? mark_held_locks+0x130/0x130
[  278.455910]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.461459]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.466994]  ? should_fail+0x22d/0xd01
[  278.470898]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  278.476012]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.481557]  ? should_fail+0x22d/0xd01
[  278.485443]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  278.490617]  ? should_fail+0x22d/0xd01
[  278.494501]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  278.499599]  ? mark_held_locks+0x130/0x130
[  278.503831]  ? mark_held_locks+0x130/0x130
[  278.508061]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.513595]  ? trace_hardirqs_off+0xb8/0x310
[  278.518009]  ? kasan_check_read+0x11/0x20
[  278.522161]  ? do_raw_spin_unlock+0xa7/0x2f0
[  278.526566]  ? trace_hardirqs_on+0x310/0x310
[  278.530973]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.536511]  ? wq_watchdog_touch+0x9c/0xfe
[  278.540757]  ? io_serial_in+0x11/0x90
[  278.544586]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.550147]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  278.555260]  __alloc_pages_nodemask+0xa80/0xde0
[  278.559939]  ? should_fail+0x22d/0xd01
[  278.563828]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  278.568857]  ? ____cache_alloc_node+0x1c7/0x1e0
[  278.573524]  ? lock_downgrade+0x900/0x900
[  278.577687]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.583227]  cache_grow_begin+0x91/0x8c0
[  278.587287]  ? do_raw_spin_unlock+0xa7/0x2f0
[  278.591700]  fallback_alloc+0x203/0x2e0
[  278.595675]  ____cache_alloc_node+0x1c7/0x1e0
[  278.600168]  kmem_cache_alloc_node+0xe3/0x730
[  278.604661]  ? ipv6_get_ifaddr+0x42e/0x620
[  278.608904]  __alloc_skb+0x119/0x770
[  278.612620]  ? skb_scrub_packet+0x490/0x490
[  278.616954]  ? lock_downgrade+0x900/0x900
[  278.621102]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.626649]  ? refcount_sub_and_test_checked+0x203/0x310
[  278.632113]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  278.637556]  ? addrconf_rs_timer+0x690/0x690
[  278.641969]  ndisc_alloc_skb+0x144/0x340
[  278.646026]  ndisc_send_rs+0x331/0x6e0
[  278.649956]  addrconf_rs_timer+0x314/0x690
[  278.654201]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.658442]  call_timer_fn+0x272/0x920
[  278.662352]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.666585]  ? process_timeout+0x40/0x40
[  278.670639]  ? trace_hardirqs_off+0xb8/0x310
[  278.675041]  ? kasan_check_read+0x11/0x20
[  278.679184]  ? do_raw_spin_unlock+0xa7/0x2f0
[  278.683592]  ? trace_hardirqs_on+0x310/0x310
[  278.688016]  ? __run_timers+0x7da/0xc70
[  278.691987]  ? lock_downgrade+0x900/0x900
[  278.696134]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  278.701270]  ? trace_hardirqs_on+0xbd/0x310
[  278.705605]  ? kasan_check_read+0x11/0x20
[  278.709747]  ? __run_timers+0x7da/0xc70
[  278.713729]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  278.719180]  ? kasan_check_write+0x14/0x20
[  278.723413]  ? do_raw_spin_lock+0xc1/0x200
[  278.727644]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.731873]  __run_timers+0x7e5/0xc70
[  278.735678]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  278.741039]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  278.746051]  ? timerqueue_add+0x207/0x2b0
[  278.750201]  ? enqueue_hrtimer+0x1a5/0x560
[  278.754429]  ? lock_release+0x970/0x970
[  278.758434]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  278.763625]  ? kasan_check_write+0x14/0x20
[  278.767867]  ? pvclock_read_flags+0x160/0x160
[  278.772359]  ? lock_downgrade+0x900/0x900
[  278.776508]  ? trace_hardirqs_on+0xbd/0x310
[  278.780827]  ? kvm_sched_clock_read+0x9/0x20
[  278.785237]  ? irq_exit+0x17f/0x1c0
[  278.788874]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.794424]  ? check_preemption_disabled+0x48/0x200
[  278.799448]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.804986]  run_timer_softirq+0x52/0xb0
[  278.809041]  ? __this_cpu_preempt_check+0x1c/0x1f
[  278.813877]  __do_softirq+0x30b/0xad8
[  278.817676]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  278.822791]  ? pvclock_read_flags+0x160/0x160
[  278.827280]  ? lapic_next_event+0x5a/0x90
[  278.831438]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.836989]  ? clockevents_program_event+0x140/0x370
[  278.842095]  ? kvm_clock_read+0x18/0x30
[  278.846070]  ? kvm_sched_clock_read+0x9/0x20
[  278.850474]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.856011]  ? check_preemption_disabled+0x48/0x200
[  278.861031]  irq_exit+0x17f/0x1c0
[  278.864483]  smp_apic_timer_interrupt+0x1cb/0x760
[  278.869317]  ? smp_reschedule_interrupt+0x109/0x650
[  278.874349]  ? smp_call_function_single_interrupt+0x650/0x650
[  278.880229]  ? interrupt_entry+0xb5/0xf0
[  278.884289]  ? trace_hardirqs_off_caller+0xbb/0x310
[  278.889300]  ? trace_hardirqs_off_caller+0xbb/0x310
[  278.894314]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.899151]  ? trace_hardirqs_on_caller+0x310/0x310
[  278.904174]  ? trace_hardirqs_on_caller+0x310/0x310
[  278.909188]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.914722]  ? check_preemption_disabled+0x48/0x200
[  278.919737]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.924637]  apic_timer_interrupt+0xf/0x20
[  278.928861]  </IRQ>
[  278.931097] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  278.936985] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  278.956412] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  278.964132] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  278.971391] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  278.978684] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  278.985951] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  278.993217] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  279.000502]  ? trace_hardirqs_on+0xb4/0x310
[  279.004828]  ? save_stack+0xa9/0xd0
[  279.008459]  __kmalloc_node_track_caller+0x33/0x70
[  279.013387]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  279.018150]  pskb_expand_head+0x230/0x10f0
[  279.022385]  ? lock_downgrade+0x900/0x900
[  279.026531]  ? check_preemption_disabled+0x48/0x200
[  279.031546]  ? memcpy+0x45/0x50
[  279.034856]  ? __copy_skb_header+0x350/0x6b0
[  279.039265]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  279.043759]  ? skb_checksum+0x140/0x140
[  279.047751]  ? trace_hardirqs_on+0xbd/0x310
[  279.052100]  ? skb_clone+0x1bb/0x500
[  279.055825]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  279.061267]  ? kasan_unpoison_shadow+0x35/0x50
[  279.065844]  ? kasan_check_write+0x14/0x20
[  279.070085]  ? __skb_clone+0x6c7/0xa00
[  279.074022]  ? __copy_skb_header+0x6b0/0x6b0
[  279.078427]  ? kmem_cache_alloc+0x306/0x730
[  279.082750]  skb_ensure_writable+0x3dd/0x640
[  279.087175]  ? skb_cow_data+0xf10/0xf10
[  279.091145]  ? check_preemption_disabled+0x48/0x200
[  279.096158]  ? __this_cpu_preempt_check+0x1c/0x1f
[  279.100995]  ? __bpf_redirect+0x54b/0xb20
[  279.105142]  ? __switch_to_asm+0x34/0x70
[  279.109215]  bpf_clone_redirect+0x14a/0x490
[  279.113537]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  279.118549]  ? __sched_text_start+0x8/0x8
[  279.122699]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  279.127485]  ? retint_kernel+0x2d/0x2d
[  279.131371]  ? trace_hardirqs_on_caller+0xc0/0x310
[  279.136310]  ? retint_kernel+0x2d/0x2d
[  279.140211]  ? trace_hardirqs_on_caller+0xc0/0x310
[  279.145149]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  279.149902]  ? trace_hardirqs_off+0x310/0x310
[  279.154394]  ? retint_kernel+0x1b/0x2d
[  279.158283]  ? lock_acquire+0x1ed/0x520
[  279.162264]  ? bpf_test_run+0x3cb/0x780
[  279.166252]  ? lock_downgrade+0x900/0x900
[  279.170396]  ? lock_release+0x970/0x970
[  279.174372]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  279.180177]  ? preempt_schedule_common+0x1f/0xd0
[  279.184946]  ? preempt_schedule+0x4d/0x60
[  279.189096]  ? ___preempt_schedule+0x16/0x18
[  279.193518]  ? bpf_test_run+0x25d/0x780
[  279.197495]  ? netlink_diag_dump+0x2a0/0x2a0
[  279.201901]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.207435]  ? bpf_test_init.isra.9+0x70/0x100
[  279.212018]  ? bpf_prog_test_run_skb+0x634/0xb40
[  279.216787]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  279.221627]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  279.227157]  ? fput+0x130/0x1a0
[  279.230467]  ? __bpf_prog_get+0x9b/0x290
[  279.234524]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  279.239365]  ? bpf_prog_test_run+0x130/0x1a0
[  279.243786]  ? __x64_sys_bpf+0x3d8/0x510
[  279.247844]  ? bpf_prog_get+0x20/0x20
[  279.251654]  ? __x64_sys_futex+0x4bc/0x6a0
[  279.255887]  ? do_syscall_64+0x1b9/0x820
[  279.259948]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  279.265314]  ? syscall_return_slowpath+0x5e0/0x5e0
[  279.270240]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  279.275093]  ? trace_hardirqs_on_caller+0x310/0x310
[  279.280104]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  279.285120]  ? prepare_exit_to_usermode+0x291/0x3b0
[  279.290141]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  279.294985]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  279.300363] warn_alloc_show_mem: 1 callbacks suppressed
[  279.300374] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  279.300390] Mem-Info:
[  279.300417] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  279.300417]  active_file:17 inactive_file:13 isolated_file:0
[  279.300417]  unevictable:0 dirty:0 writeback:0 unstable:0
[  279.300417]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  279.300417]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  279.300417]  free:13756 free_pcp:276 free_cma:0
[  279.305753] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  279.312825] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  279.315216] Call Trace:
[  279.348164] Node 0 
[  279.357504]  <IRQ>
[  279.385270] 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
[  279.387821]  dump_stack+0x1c4/0x2b4
[  279.390032] lowmem_reserve[]:
[  279.392181]  ? dump_stack_print_info.cold.2+0x52/0x52
[  279.417658]  0
[  279.421285]  warn_alloc.cold.119+0xb7/0x1bd
[  279.424358]  2819
[  279.429540]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  279.431316]  6323
[  279.435628]  ? lock_downgrade+0x900/0x900
[  279.437665]  6323
[  279.442497]  ? trace_hardirqs_off+0xb8/0x310
[  279.448698]  ? trace_hardirqs_off+0xb8/0x310
[  279.450753] Node 0 
[  279.455159]  __alloc_pages_slowpath+0x2667/0x2d80
[  279.459565] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  279.461815]  ? warn_alloc+0x120/0x120
[  279.466640] lowmem_reserve[]:
[  279.493874]  ? warn_alloc+0x120/0x120
[  279.497649]  0
[  279.500744]  ? warn_alloc+0x120/0x120
[  279.504546]  0
[  279.506341]  ? mark_held_locks+0x130/0x130
[  279.510113]  3503
[  279.511908]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.516114]  3503
[  279.518165]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.525790]  ? should_fail+0x22d/0xd01
[  279.531302] Node 0 Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  279.535211]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  279.535228]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.564259] lowmem_reserve[]:
[  279.569361]  ? should_fail+0x22d/0xd01
[  279.574871]  0
[  279.577970]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  279.581831]  0
[  279.583628]  ? should_fail+0x22d/0xd01
[  279.588702]  0
[  279.590495]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  279.594352]  0
[  279.596150]  ? mark_held_locks+0x130/0x130
[  279.603020]  ? mark_held_locks+0x130/0x130
[  279.607236] Node 0 
[  279.611476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.611479] DMA: 1*4kB 
[  279.613713]  ? trace_hardirqs_off+0xb8/0x310
[  279.619223] (U) 
[  279.621819]  ? kasan_check_read+0x11/0x20
[  279.626199] 0*8kB 
[  279.628181]  ? do_raw_spin_unlock+0xa7/0x2f0
[  279.632303] 0*16kB 
[  279.634443]  ? trace_hardirqs_on+0x310/0x310
[  279.638841] 1*32kB 
[  279.641089]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.645484] (U) 
[  279.647727]  ? wq_watchdog_touch+0x9c/0xfe
[  279.653297] 2*64kB 
[  279.655271]  ? io_serial_in+0x11/0x90
[  279.659473] (U) 
[  279.661704]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.665490] 1*128kB 
[  279.667462]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  279.672968] (U) 
[  279.675292]  __alloc_pages_nodemask+0xa80/0xde0
[  279.680387] 1*256kB 
[  279.682357]  ? should_fail+0x22d/0xd01
[  279.687004] (U) 
[  279.689336]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  279.693212] 0*512kB 
[  279.695189]  ? ____cache_alloc_node+0x1c7/0x1e0
[  279.700171] 1*1024kB 
[  279.702488]  ? lock_downgrade+0x900/0x900
[  279.707131] (U) 
[  279.709548]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.713668] 1*2048kB 
[  279.715636]  cache_grow_begin+0x91/0x8c0
[  279.721151] (M) 
[  279.723555]  ? do_raw_spin_unlock+0xa7/0x2f0
[  279.727594] 3*4096kB 
[  279.729561]  fallback_alloc+0x203/0x2e0
[  279.733939] (M) 
[  279.736341]  ____cache_alloc_node+0x1c7/0x1e0
[  279.740296] = 15908kB
[  279.742263]  kmem_cache_alloc_node+0xe3/0x730
[  279.746758] Node 0 
[  279.749170]  ? ipv6_get_ifaddr+0x42e/0x620
[  279.753636] DMA32: 
[  279.755869]  __alloc_skb+0x119/0x770
[  279.760077] 2*4kB 
[  279.762306]  ? skb_scrub_packet+0x490/0x490
[  279.765990] (M) 
[  279.768131]  ? lock_downgrade+0x900/0x900
[  279.772426] 1*8kB 
[  279.774398]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.778518] (M) 
[  279.780664]  ? refcount_sub_and_test_checked+0x203/0x310
[  279.786185] 2*16kB 
[  279.788151]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  279.793587] (M) 
[  279.795832]  ? addrconf_rs_timer+0x690/0x690
[  279.801260] 3*32kB 
[  279.803234]  ndisc_alloc_skb+0x144/0x340
[  279.807615] (MH) 
[  279.809851]  ndisc_send_rs+0x331/0x6e0
[  279.813887] 5*64kB 
[  279.815939]  addrconf_rs_timer+0x314/0x690
[  279.819804] (MH) 
[  279.822038]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.826246] 3*128kB 
[  279.828310]  call_timer_fn+0x272/0x920
[  279.832513] (M) 
[  279.834833]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.838696] 5*256kB 
[  279.840665]  ? process_timeout+0x40/0x40
[  279.844871] (UMH) 
[  279.847185]  ? trace_hardirqs_off+0xb8/0x310
[  279.851219] 5*512kB 
[  279.853360]  ? kasan_check_read+0x11/0x20
[  279.857742] (UMH) 
[  279.860067]  ? do_raw_spin_unlock+0xa7/0x2f0
[  279.864185] 4*1024kB 
[  279.866328]  ? trace_hardirqs_on+0x310/0x310
[  279.870710] (UMH) 
[  279.873133]  ? __run_timers+0x7da/0xc70
[  279.877519] 2*2048kB 
[  279.879660]  ? lock_downgrade+0x900/0x900
[  279.883651] (M) 
[  279.886068]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  279.890189] 3*4096kB 
[  279.892156]  ? trace_hardirqs_on+0xbd/0x310
[  279.897245] (M) 
[  279.899649]  ? kasan_check_read+0x11/0x20
[  279.903948] = 25168kB
[  279.905916]  ? __run_timers+0x7da/0xc70
[  279.910035] Node 0 
[  279.912441]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  279.916388] Normal: 
[  279.918616]  ? kasan_check_write+0x14/0x20
[  279.924042] 1081*4kB 
[  279.926357]  ? do_raw_spin_lock+0xc1/0x200
[  279.930562] (UMEH) 
[  279.932974]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.937211] 387*8kB 
[  279.939487]  __run_timers+0x7e5/0xc70
[  279.943709] (ME) 
[  279.946030]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  279.949799] 152*16kB 
[  279.951872]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  279.957208] (UME) 
[  279.959611]  ? timerqueue_add+0x207/0x2b0
[  279.964603] 54*32kB 
[  279.966741]  ? enqueue_hrtimer+0x1a5/0x560
[  279.970864] (UME) 
[  279.973177]  ? lock_release+0x970/0x970
[  279.977386] 21*64kB 
[  279.979533]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  279.983484] (UM) 
[  279.985828]  ? check_preemption_disabled+0x48/0x200
[  279.990992] 0*128kB 
[  279.993047]  ? kasan_check_write+0x14/0x20
[  279.998036] 0*256kB 
[  280.000352]  ? pvclock_read_flags+0x160/0x160
[  280.004561] 2*512kB 
[  280.006874]  ? lock_downgrade+0x900/0x900
[  280.011356] (U) 
[  280.013690]  ? trace_hardirqs_on+0xbd/0x310
[  280.017852] 0*1024kB 
[  280.019820]  ? kvm_sched_clock_read+0x9/0x20
[  280.024134] 0*2048kB 
[  280.026550]  ? irq_exit+0x17f/0x1c0
[  280.030946] 0*4096kB 
[  280.033352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.036950] = 13948kB
[  280.039354]  ? check_preemption_disabled+0x48/0x200
[  280.044871] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  280.047272]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.052267] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  280.061120]  run_timer_softirq+0x52/0xb0
[  280.066628] 4244 total pagecache pages
[  280.075192]  ? __this_cpu_preempt_check+0x1c/0x1f
[  280.079232] 0 pages in swap cache
[  280.083110]  __do_softirq+0x30b/0xad8
[  280.087944] Swap cache stats: add 0, delete 0, find 0/0
[  280.091386]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  280.095158] Free swap  = 0kB
[  280.100514]  ? pvclock_read_flags+0x160/0x160
[  280.105592] Total swap = 0kB
[  280.108636]  ? lapic_next_event+0x5a/0x90
[  280.113120] 1965979 pages RAM
[  280.116134]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.120255] 0 pages HighMem/MovableOnly
[  280.123372]  ? clockevents_program_event+0x140/0x370
[  280.128896] 342307 pages reserved
[  280.132862]  ? kvm_clock_read+0x18/0x30
[  280.137936] 0 pages cma reserved
[  280.141381]  ? kvm_sched_clock_read+0x9/0x20
[  280.145378] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  280.148682]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.148694]  ? check_preemption_disabled+0x48/0x200
[  280.148713]  irq_exit+0x17f/0x1c0
[  280.153137] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  280.159576]  smp_apic_timer_interrupt+0x1cb/0x760
[  280.165109] syz-executor2 cpuset=
[  280.170114]  ? smp_reschedule_interrupt+0x109/0x650
[  280.173544] syz2
[  280.184018]  ? smp_call_function_single_interrupt+0x650/0x650
[  280.188837]  mems_allowed=0
[  280.192300]  ? interrupt_entry+0xb5/0xf0
[  280.212080]  ? trace_hardirqs_off_caller+0xbb/0x310
[  280.217120]  ? trace_hardirqs_off_caller+0xbb/0x310
[  280.222134]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.226974]  ? trace_hardirqs_on_caller+0x310/0x310
[  280.231984]  ? trace_hardirqs_on_caller+0x310/0x310
[  280.237000]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.242537]  ? check_preemption_disabled+0x48/0x200
[  280.247561]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.253126]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.257990]  apic_timer_interrupt+0xf/0x20
[  280.262211]  </IRQ>
[  280.264476] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  280.269675] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  280.288573] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  280.296280] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  280.303575] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  280.310842] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  280.318106] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  280.325373] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  280.332647]  ? trace_hardirqs_on+0x9a/0x310
[  280.336966]  ? trace_hardirqs_on+0xb4/0x310
[  280.341309]  retint_kernel+0x1b/0x2d
[  280.345021] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  280.350295] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  280.369193] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  280.376896] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  280.384164] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  280.391426] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  280.398694] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  280.405958] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  280.413245]  ? trace_hardirqs_on+0x9a/0x310
[  280.417570]  ? arch_local_irq_restore+0x45/0x52
[  280.422237]  dump_stack+0x26a/0x2b4
[  280.425863]  ? dump_stack_print_info.cold.2+0x52/0x52
[  280.431054]  ? mark_held_locks+0x130/0x130
[  280.435289]  ? mark_held_locks+0x130/0x130
[  280.439563]  dump_header+0x27b/0xf72
[  280.443280]  ? rcu_read_unlock+0x16/0x60
[  280.447339]  ? pagefault_out_of_memory+0x197/0x197
[  280.452264]  ? mark_held_locks+0x130/0x130
[  280.456496]  ? percpu_ref_put_many+0x13e/0x260
[  280.461075]  ? mem_cgroup_charge_statistics+0x780/0x780
[  280.466441]  ? mem_cgroup_iter+0x1f7/0x1160
[  280.470761]  ? mark_held_locks+0x130/0x130
[  280.475005]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.480565]  ? task_will_free_mem+0x239/0xb30
[  280.485095]  ? ___ratelimit+0x36f/0x655
[  280.489100]  ? lock_downgrade+0x900/0x900
[  280.493291]  ? trace_hardirqs_on+0xbd/0x310
[  280.497609]  ? kasan_check_read+0x11/0x20
[  280.501750]  ? ___ratelimit+0x36f/0x655
[  280.505735]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  280.511192]  ? trace_hardirqs_on+0x310/0x310
[  280.515597]  ? lock_downgrade+0x900/0x900
[  280.519747]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  280.524899]  ? ___ratelimit+0xaa/0x655
[  280.528790]  ? idr_get_free+0xec0/0xec0
[  280.532797]  ? kasan_check_write+0x14/0x20
[  280.537066]  ? do_raw_spin_lock+0xc1/0x200
[  280.541309]  oom_kill_process.cold.27+0x10/0x903
[  280.546070]  ? lock_downgrade+0x900/0x900
[  280.550236]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  280.556031]  ? oom_evaluate_task+0x540/0x540
[  280.560443]  ? shrink_node+0x16b0/0x16b0
[  280.564501]  ? oom_unkillable_task+0x383/0x580
[  280.569081]  ? out_of_memory+0x974/0x1430
[  280.573243]  ? lock_downgrade+0x900/0x900
[  280.577393]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  280.583205]  ? __cpuset_node_allowed+0x19b/0x660
[  280.587961]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.593497]  ? oom_evaluate_task+0x302/0x540
[  280.597906]  out_of_memory+0xa84/0x1430
[  280.601886]  ? oom_killer_disable+0x3a0/0x3a0
[  280.606383]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  280.611310]  ? __mutex_add_waiter+0x2a0/0x2a0
[  280.615801]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  280.620813]  ? find_next_bit+0x104/0x130
[  280.624887]  __alloc_pages_slowpath+0x2318/0x2d80
[  280.629754]  ? warn_alloc+0x120/0x120
[  280.633566]  ? __radix_tree_lookup+0x4c0/0x4c0
[  280.638154]  ? find_get_entry+0x2f2/0xc40
[  280.642311]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  280.647253]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.652814]  ? should_fail+0x22d/0xd01
[  280.656701]  ? ___might_sleep+0x1ed/0x300
[  280.660853]  ? lock_release+0x970/0x970
[  280.664862]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  280.669983]  ? debug_smp_processor_id+0x1c/0x20
[  280.674654]  ? __might_sleep+0x95/0x190
[  280.678641]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  280.683496]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  280.688529]  ? lock_downgrade+0x900/0x900
[  280.692701]  ? ___might_sleep+0x1ed/0x300
[  280.696862]  ? lock_release+0x970/0x970
[  280.700833]  ? arch_local_save_flags+0x40/0x40
[  280.705415]  ? finish_task_switch+0x1f5/0x900
[  280.709921]  ? __might_sleep+0x95/0x190
[  280.713892]  __alloc_pages_nodemask+0xa80/0xde0
[  280.718586]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  280.723707]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  280.729504]  ? kasan_check_write+0x14/0x20
[  280.733738]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  280.738433]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.743970]  ? __do_page_cache_readahead+0x7ce/0x980
[  280.749079]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  280.754631]  alloc_pages_current+0x10c/0x210
[  280.759031]  ? lock_downgrade+0x900/0x900
[  280.763179]  __page_cache_alloc+0x38f/0x5b0
[  280.767498]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  280.773299]  ? ext4_filemap_fault+0x82/0xad
[  280.777620]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  280.782293]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.787827]  ? check_preemption_disabled+0x48/0x200
[  280.792854]  filemap_fault+0x1594/0x25f0
[  280.796917]  ? __lock_page_or_retry+0xa00/0xa00
[  280.801595]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  280.807391]  ? unwind_dump+0x190/0x190
[  280.811291]  ? is_bpf_text_address+0xd3/0x170
[  280.815796]  ? filemap_map_pages+0xdea/0x1980
[  280.820302]  ? find_get_pages_range_tag+0x1320/0x1320
[  280.825505]  ? save_stack+0xa9/0xd0
[  280.829141]  ? save_stack+0x43/0xd0
[  280.832761]  ? __kasan_slab_free+0x102/0x150
[  280.837193]  ? __sigqueue_free.part.27+0x7d/0xa0
[  280.841958]  ? __dequeue_signal+0x530/0x7d0
[  280.846279]  ? dequeue_signal+0x26c/0x630
[  280.850426]  ? get_signal+0x3ec/0x1980
[  280.854306]  ? do_signal+0x9c/0x21e0
[  280.858024]  ? exit_to_usermode_loop+0x2e5/0x380
[  280.862791]  ? mark_held_locks+0x130/0x130
[  280.867024]  ? trace_hardirqs_on+0x310/0x310
[  280.871436]  ? lock_acquire+0x1ed/0x520
[  280.875407]  ? ext4_filemap_fault+0x7a/0xad
[  280.879733]  ? lock_release+0x970/0x970
[  280.883713]  ? arch_local_save_flags+0x40/0x40
[  280.888306]  ? mark_held_locks+0x130/0x130
[  280.892538]  ? trace_hardirqs_off+0xb8/0x310
[  280.896963]  ? down_read+0xb0/0x1d0
[  280.900586]  ? ext4_filemap_fault+0x7a/0xad
[  280.904921]  ? __down_interruptible+0x700/0x700
[  280.909591]  ? kmem_cache_free+0x21a/0x290
[  280.913828]  ? __sigqueue_free.part.27+0x7d/0xa0
[  280.918580]  ? __dequeue_signal+0xf9/0x7d0
[  280.922817]  ext4_filemap_fault+0x82/0xad
[  280.926964]  __do_fault+0x100/0x6b0
[  280.930590]  ? print_bad_pte+0x6c0/0x6c0
[  280.934655]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.940191]  ? pmd_val+0x88/0x100
[  280.943645]  ? add_mm_counter_fast+0xd0/0xd0
[  280.948185]  ? pmd_val+0x88/0x100
[  280.951680]  ? add_mm_counter_fast+0xd0/0xd0
[  280.956151]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.961704]  __handle_mm_fault+0x3709/0x53e0
[  280.966134]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  280.970988]  ? kasan_check_write+0x14/0x20
[  280.975220]  ? do_raw_spin_lock+0xc1/0x200
[  280.979456]  ? _raw_spin_unlock_irq+0x60/0x80
[  280.983961]  ? __set_current_blocked+0xe4/0x120
[  280.988634]  ? lock_acquire+0x1ed/0x520
[  280.992614]  ? handle_mm_fault+0x42a/0xc70
[  280.996859]  ? lock_downgrade+0x900/0x900
[  281.001017]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  281.006828]  ? __do_page_fault+0x67d/0xed0
[  281.011061]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  281.016509]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.022046]  ? check_preemption_disabled+0x48/0x200
[  281.027067]  handle_mm_fault+0x54f/0xc70
[  281.031156]  ? __handle_mm_fault+0x53e0/0x53e0
[  281.035737]  ? find_vma+0x34/0x190
[  281.039291]  __do_page_fault+0x67d/0xed0
[  281.043354]  ? mm_fault_error+0x380/0x380
[  281.047520]  ? syscall_slow_exit_work+0x520/0x520
[  281.052365]  do_page_fault+0xf2/0x7e0
[  281.056163]  ? vmalloc_sync_all+0x30/0x30
[  281.060309]  ? error_entry+0x70/0xd0
[  281.064019]  ? trace_hardirqs_off_caller+0xbb/0x310
[  281.069030]  ? trace_hardirqs_on_caller+0xc0/0x310
[  281.073959]  ? syscall_return_slowpath+0x5e0/0x5e0
[  281.079355]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  281.084200]  ? trace_hardirqs_on_caller+0x310/0x310
[  281.089213]  ? trace_hardirqs_off+0x310/0x310
[  281.093710]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  281.098742]  ? prepare_exit_to_usermode+0x291/0x3b0
[  281.103762]  ? page_fault+0x8/0x30
[  281.107317]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  281.112158]  ? page_fault+0x8/0x30
[  281.115699]  page_fault+0x1e/0x30
[  281.119146] RIP: 0033:0x45db60
[  281.122339] Code: Bad RIP value.
[  281.125697] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  281.131056] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  281.138348] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  281.145618] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  281.152897] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  281.160170] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  281.167465] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  281.167527] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  281.174747] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  281.181297] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  281.190621] Call Trace:
[  281.200834] syz-fuzzer cpuset=
[  281.203398]  <IRQ>
[  281.203400] / mems_allowed=0
[  281.206606]  dump_stack+0x1c4/0x2b4
[  281.215348]  ? dump_stack_print_info.cold.2+0x52/0x52
[  281.220542]  warn_alloc.cold.119+0xb7/0x1bd
[  281.224863]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  281.229708]  ? lock_downgrade+0x900/0x900
[  281.233876]  ? trace_hardirqs_off+0xb8/0x310
[  281.238285]  ? trace_hardirqs_off+0xb8/0x310
[  281.242696]  __alloc_pages_slowpath+0x2667/0x2d80
[  281.247566]  ? warn_alloc+0x120/0x120
[  281.251366]  ? warn_alloc+0x120/0x120
[  281.255163]  ? warn_alloc+0x120/0x120
[  281.258978]  ? mark_held_locks+0x130/0x130
[  281.263216]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.268748]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.274303]  ? should_fail+0x22d/0xd01
[  281.278193]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  281.283323]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.288869]  ? should_fail+0x22d/0xd01
[  281.292755]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  281.297864]  ? should_fail+0x22d/0xd01
[  281.301751]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  281.306867]  ? mark_held_locks+0x130/0x130
[  281.311099]  ? mark_held_locks+0x130/0x130
[  281.315329]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.320883]  ? trace_hardirqs_off+0xb8/0x310
[  281.325285]  ? kasan_check_read+0x11/0x20
[  281.329430]  ? do_raw_spin_unlock+0xa7/0x2f0
[  281.333835]  ? trace_hardirqs_on+0x310/0x310
[  281.338238]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.343784]  ? wq_watchdog_touch+0x9c/0xfe
[  281.348015]  ? io_serial_in+0x11/0x90
[  281.351812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.357363]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  281.362497]  __alloc_pages_nodemask+0xa80/0xde0
[  281.367164]  ? should_fail+0x22d/0xd01
[  281.371055]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  281.376082]  ? ____cache_alloc_node+0x1c7/0x1e0
[  281.380746]  ? lock_downgrade+0x900/0x900
[  281.384920]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.390457]  cache_grow_begin+0x91/0x8c0
[  281.394519]  ? do_raw_spin_unlock+0xa7/0x2f0
[  281.398931]  fallback_alloc+0x203/0x2e0
[  281.402910]  ____cache_alloc_node+0x1c7/0x1e0
[  281.407405]  kmem_cache_alloc_node+0xe3/0x730
[  281.411895]  ? ipv6_get_ifaddr+0x42e/0x620
[  281.416161]  __alloc_skb+0x119/0x770
[  281.419901]  ? skb_scrub_packet+0x490/0x490
[  281.424217]  ? lock_downgrade+0x900/0x900
[  281.428363]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.433896]  ? refcount_sub_and_test_checked+0x203/0x310
[  281.439350]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  281.444804]  ? addrconf_rs_timer+0x690/0x690
[  281.449214]  ndisc_alloc_skb+0x144/0x340
[  281.453273]  ndisc_send_rs+0x331/0x6e0
[  281.457161]  addrconf_rs_timer+0x314/0x690
[  281.461393]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.465629]  call_timer_fn+0x272/0x920
[  281.469507]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.473758]  ? process_timeout+0x40/0x40
[  281.477841]  ? trace_hardirqs_off+0xb8/0x310
[  281.482241]  ? kasan_check_read+0x11/0x20
[  281.486388]  ? do_raw_spin_unlock+0xa7/0x2f0
[  281.490799]  ? trace_hardirqs_on+0x310/0x310
[  281.495213]  ? __run_timers+0x7da/0xc70
[  281.499185]  ? lock_downgrade+0x900/0x900
[  281.503347]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  281.508459]  ? trace_hardirqs_on+0xbd/0x310
[  281.512796]  ? kasan_check_read+0x11/0x20
[  281.516941]  ? __run_timers+0x7da/0xc70
[  281.520931]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  281.526376]  ? kasan_check_write+0x14/0x20
[  281.530609]  ? do_raw_spin_lock+0xc1/0x200
[  281.534843]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.539072]  __run_timers+0x7e5/0xc70
[  281.542906]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  281.548262]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  281.553322]  ? timerqueue_add+0x207/0x2b0
[  281.557490]  ? enqueue_hrtimer+0x1a5/0x560
[  281.561742]  ? lock_release+0x970/0x970
[  281.565720]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  281.570911]  ? kasan_check_write+0x14/0x20
[  281.575147]  ? pvclock_read_flags+0x160/0x160
[  281.579647]  ? lock_downgrade+0x900/0x900
[  281.583824]  ? trace_hardirqs_on+0xbd/0x310
[  281.588141]  ? kvm_sched_clock_read+0x9/0x20
[  281.592550]  ? irq_exit+0x17f/0x1c0
[  281.596171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.601738]  ? check_preemption_disabled+0x48/0x200
[  281.606758]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.612305]  run_timer_softirq+0x52/0xb0
[  281.616359]  ? __this_cpu_preempt_check+0x1c/0x1f
[  281.621197]  __do_softirq+0x30b/0xad8
[  281.624997]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  281.630131]  ? pvclock_read_flags+0x160/0x160
[  281.634619]  ? lapic_next_event+0x5a/0x90
[  281.638785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.644321]  ? clockevents_program_event+0x140/0x370
[  281.649421]  ? kvm_clock_read+0x18/0x30
[  281.653388]  ? kvm_sched_clock_read+0x9/0x20
[  281.657806]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.663335]  ? check_preemption_disabled+0x48/0x200
[  281.668377]  irq_exit+0x17f/0x1c0
[  281.671822]  smp_apic_timer_interrupt+0x1cb/0x760
[  281.676680]  ? smp_reschedule_interrupt+0x109/0x650
[  281.681689]  ? smp_call_function_single_interrupt+0x650/0x650
[  281.687572]  ? interrupt_entry+0xb5/0xf0
[  281.691632]  ? trace_hardirqs_off_caller+0xbb/0x310
[  281.696644]  ? trace_hardirqs_off_caller+0xbb/0x310
[  281.701655]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  281.706496]  ? trace_hardirqs_on_caller+0x310/0x310
[  281.711506]  ? trace_hardirqs_on_caller+0x310/0x310
[  281.716535]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.722072]  ? check_preemption_disabled+0x48/0x200
[  281.727094]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  281.731972]  apic_timer_interrupt+0xf/0x20
[  281.736193]  </IRQ>
[  281.738426] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  281.744304] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  281.763198] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  281.770905] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  281.778169] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  281.785432] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  281.792697] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  281.799961] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  281.807236]  ? trace_hardirqs_on+0xb4/0x310
[  281.811558]  ? save_stack+0xa9/0xd0
[  281.815184]  __kmalloc_node_track_caller+0x33/0x70
[  281.820113]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  281.824881]  pskb_expand_head+0x230/0x10f0
[  281.829123]  ? lock_downgrade+0x900/0x900
[  281.833290]  ? check_preemption_disabled+0x48/0x200
[  281.838300]  ? memcpy+0x45/0x50
[  281.841574]  ? __copy_skb_header+0x350/0x6b0
[  281.845979]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  281.850468]  ? skb_checksum+0x140/0x140
[  281.854443]  ? trace_hardirqs_on+0xbd/0x310
[  281.858800]  ? skb_clone+0x1bb/0x500
[  281.862515]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  281.867966]  ? kasan_unpoison_shadow+0x35/0x50
[  281.872544]  ? kasan_check_write+0x14/0x20
[  281.876788]  ? __skb_clone+0x6c7/0xa00
[  281.880672]  ? __copy_skb_header+0x6b0/0x6b0
[  281.885077]  ? kmem_cache_alloc+0x306/0x730
[  281.889398]  skb_ensure_writable+0x3dd/0x640
[  281.893820]  ? skb_cow_data+0xf10/0xf10
[  281.897801]  ? check_preemption_disabled+0x48/0x200
[  281.902833]  ? __this_cpu_preempt_check+0x1c/0x1f
[  281.907675]  ? __bpf_redirect+0x54b/0xb20
[  281.911819]  ? __switch_to_asm+0x34/0x70
[  281.915878]  bpf_clone_redirect+0x14a/0x490
[  281.920203]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  281.925228]  ? __sched_text_start+0x8/0x8
[  281.929368]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  281.934119]  ? retint_kernel+0x2d/0x2d
[  281.938004]  ? trace_hardirqs_on_caller+0xc0/0x310
[  281.942930]  ? retint_kernel+0x2d/0x2d
[  281.946830]  ? trace_hardirqs_on_caller+0xc0/0x310
[  281.951755]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  281.956521]  ? trace_hardirqs_off+0x310/0x310
[  281.961009]  ? retint_kernel+0x1b/0x2d
[  281.964912]  ? lock_acquire+0x1ed/0x520
[  281.968885]  ? bpf_test_run+0x3cb/0x780
[  281.972855]  ? lock_downgrade+0x900/0x900
[  281.977015]  ? lock_release+0x970/0x970
[  281.981010]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  281.986810]  ? preempt_schedule_common+0x1f/0xd0
[  281.991561]  ? preempt_schedule+0x4d/0x60
[  281.995705]  ? ___preempt_schedule+0x16/0x18
[  282.000114]  ? bpf_test_run+0x25d/0x780
[  282.004104]  ? netlink_diag_dump+0x2a0/0x2a0
[  282.008504]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.014037]  ? bpf_test_init.isra.9+0x70/0x100
[  282.018617]  ? bpf_prog_test_run_skb+0x634/0xb40
[  282.023375]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  282.028210]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  282.033740]  ? fput+0x130/0x1a0
[  282.037025]  ? __bpf_prog_get+0x9b/0x290
[  282.041084]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  282.045919]  ? bpf_prog_test_run+0x130/0x1a0
[  282.050323]  ? __x64_sys_bpf+0x3d8/0x510
[  282.054381]  ? bpf_prog_get+0x20/0x20
[  282.058187]  ? __x64_sys_futex+0x4bc/0x6a0
[  282.062426]  ? do_syscall_64+0x1b9/0x820
[  282.066504]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  282.071865]  ? syscall_return_slowpath+0x5e0/0x5e0
[  282.076797]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.081637]  ? trace_hardirqs_on_caller+0x310/0x310
[  282.086652]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  282.091669]  ? prepare_exit_to_usermode+0x291/0x3b0
[  282.096715]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.101562]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  282.106928] warn_alloc_show_mem: 1 callbacks suppressed
[  282.106939] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  282.106941] Mem-Info:
[  282.106973] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  282.106973]  active_file:17 inactive_file:13 isolated_file:0
[  282.106973]  unevictable:0 dirty:0 writeback:0 unstable:0
[  282.106973]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  282.106973]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  282.106973]  free:13756 free_pcp:276 free_cma:0
[  282.112320] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  282.119333] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  282.121740] Call Trace:
[  282.154687] Node 0 
[  282.164044]  <IRQ>
[  282.191820] 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
[  282.194379]  dump_stack+0x1c4/0x2b4
[  282.196591] lowmem_reserve[]:
[  282.198738]  ? dump_stack_print_info.cold.2+0x52/0x52
[  282.224211]  0
[  282.227833]  warn_alloc.cold.119+0xb7/0x1bd
[  282.230908]  2819
[  282.236086]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  282.237862]  6323
[  282.242172]  ? lock_downgrade+0x900/0x900
[  282.244208]  6323
[  282.249041]  ? trace_hardirqs_off+0xb8/0x310
[  282.255212]  ? trace_hardirqs_off+0xb8/0x310
[  282.257245] Node 0 
[  282.261647]  __alloc_pages_slowpath+0x2667/0x2d80
[  282.266064] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  282.268284]  ? warn_alloc+0x120/0x120
[  282.273081] lowmem_reserve[]:
[  282.300313]  ? trace_hardirqs_on+0x310/0x310
[  282.304083]  0
[  282.307190]  ? warn_alloc+0x120/0x120
[  282.311573]  0
[  282.313379]  ? warn_alloc+0x120/0x120
[  282.317151]  3503
[  282.318990]  ? ktime_get+0x2e1/0x440
[  282.322761]  3503
[  282.324826]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.330561]  ? check_preemption_disabled+0x48/0x200
[  282.336069] Node 0 Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  282.341128]  ? kasan_check_read+0x11/0x20
[  282.341144]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.370435] lowmem_reserve[]:
[  282.374574]  ? should_fail+0x22d/0xd01
[  282.380083]  0
[  282.383196]  ? rcu_bh_qs+0xc0/0xc0
[  282.387050]  0
[  282.388847]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  282.392358]  0
[  282.394153]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.399233]  0
[  282.401028]  ? should_fail+0x22d/0xd01
[  282.408332]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  282.412189] Node 0 
[  282.417284]  ? should_fail+0x22d/0xd01
[  282.417287] DMA: 1*4kB 
[  282.419558]  ? rcu_idle_enter+0x4b0/0x4b0
[  282.423421] (U) 
[  282.426000]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  282.430125] 0*8kB 
[  282.432092]  ? mark_held_locks+0x130/0x130
[  282.437167] 0*16kB 
[  282.439309]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.443515] 1*32kB 
[  282.445738]  ? mark_held_locks+0x130/0x130
[  282.451244] (U) 
[  282.453481]  ? rcu_irq_exit+0xce/0x100
[  282.457706] 2*64kB 
[  282.459686]  ? irq_exit+0xbd/0x1c0
[  282.463543] (U) 
[  282.465778]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  282.469293] 1*128kB 
[  282.471257]  ? do_raw_spin_unlock+0xa7/0x2f0
[  282.476241] (U) 
[  282.478561]  ? smp_call_function_single_interrupt+0x650/0x650
[  282.482943] 1*256kB 
[  282.484914]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.490775] (U) 
[  282.493094]  ? ret_from_intr+0xb/0x1e
[  282.498603] 0*512kB 
[  282.500573]  ? retint_kernel+0x2d/0x2d
[  282.504346] 1*1024kB 
[  282.506676]  ? trace_hardirqs_on_caller+0xc0/0x310
[  282.510537] (U) 
[  282.512943]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  282.517864] 1*2048kB 
[  282.519832]  ? trace_hardirqs_off+0x310/0x310
[  282.524559] (M) 
[  282.526963]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  282.531431] 3*4096kB 
[  282.533425]  __alloc_pages_nodemask+0xa80/0xde0
[  282.538498] (M) 
[  282.540897]  ? should_fail+0x22d/0xd01
[  282.545551] = 15908kB
[  282.547516]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  282.551376] Node 0 
[  282.553790]  ? ____cache_alloc_node+0x1c7/0x1e0
[  282.558791] DMA32: 
[  282.561029]  ? lock_downgrade+0x900/0x900
[  282.565669] 2*4kB 
[  282.567901]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.572018] (M) 
[  282.574160]  cache_grow_begin+0x91/0x8c0
[  282.579666] 1*8kB 
[  282.581631]  ? do_raw_spin_unlock+0xa7/0x2f0
[  282.585665] (M) 
[  282.587804]  fallback_alloc+0x203/0x2e0
[  282.592185] 2*16kB 
[  282.594149]  ____cache_alloc_node+0x1c7/0x1e0
[  282.598091] (M) 
[  282.600320]  kmem_cache_alloc_node+0xe3/0x730
[  282.604795] 3*32kB 
[  282.606761]  ? ipv6_get_ifaddr+0x42e/0x620
[  282.611238] (MH) 
[  282.613465]  __alloc_skb+0x119/0x770
[  282.617678] 5*64kB 
[  282.619733]  ? skb_scrub_packet+0x490/0x490
[  282.623421] (MH) 
[  282.625646]  ? lock_downgrade+0x900/0x900
[  282.629937] 3*128kB 
[  282.632008]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.636127] (M) 
[  282.638445]  ? refcount_sub_and_test_checked+0x203/0x310
[  282.643952] 5*256kB 
[  282.645922]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  282.651340] (UMH) 
[  282.653649]  ? addrconf_rs_timer+0x690/0x690
[  282.659070] 5*512kB 
[  282.661213]  ndisc_alloc_skb+0x144/0x340
[  282.665589] (UMH) 
[  282.667902]  ndisc_send_rs+0x331/0x6e0
[  282.671953] 4*1024kB 
[  282.674090]  addrconf_rs_timer+0x314/0x690
[  282.677962] (UMH) 
[  282.680366]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.684572] 2*2048kB 
[  282.686716]  call_timer_fn+0x272/0x920
[  282.690916] (M) 
[  282.693318]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.697182] 3*4096kB 
[  282.699149]  ? process_timeout+0x40/0x40
[  282.703354] (M) 
[  282.705753]  ? trace_hardirqs_off+0xb8/0x310
[  282.709795] = 25168kB
[  282.711802]  ? kasan_check_read+0x11/0x20
[  282.716198] Node 0 
[  282.718601]  ? do_raw_spin_unlock+0xa7/0x2f0
[  282.722721] Normal: 
[  282.724946]  ? trace_hardirqs_on+0x310/0x310
[  282.729327] 1081*4kB 
[  282.731640]  ? __run_timers+0x7da/0xc70
[  282.736020] (UMEH) 
[  282.738417]  ? lock_downgrade+0x900/0x900
[  282.742366] 387*8kB 
[  282.744590]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  282.748708] (ME) 
[  282.751023]  ? trace_hardirqs_on+0xbd/0x310
[  282.756097] 152*16kB 
[  282.758146]  ? kasan_check_read+0x11/0x20
[  282.762437] (UME) 
[  282.764841]  ? __run_timers+0x7da/0xc70
[  282.768965] 54*32kB 
[  282.771123]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  282.775081] (UME) 
[  282.777410]  ? kasan_check_write+0x14/0x20
[  282.782834] 21*64kB 
[  282.784973]  ? do_raw_spin_lock+0xc1/0x200
[  282.789178] (UM) 
[  282.791494]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.795703] 0*128kB 
[  282.797759]  __run_timers+0x7e5/0xc70
[  282.801978] 0*256kB 
[  282.804302]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  282.808070] 2*512kB 
[  282.810388]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  282.815720] (U) 
[  282.818032]  ? timerqueue_add+0x207/0x2b0
[  282.823036] 0*1024kB 
[  282.825021]  ? enqueue_hrtimer+0x1a5/0x560
[  282.829161] 0*2048kB 
[  282.831561]  ? lock_release+0x970/0x970
[  282.835773] 0*4096kB 
[  282.838178]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  282.842127] = 13948kB
[  282.844525]  ? check_preemption_disabled+0x48/0x200
[  282.849692] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  282.852087]  ? kasan_check_write+0x14/0x20
[  282.857083] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  282.865916]  ? pvclock_read_flags+0x160/0x160
[  282.870121] 4244 total pagecache pages
[  282.878713]  ? lock_downgrade+0x900/0x900
[  282.883181] 0 pages in swap cache
[  282.887057]  ? trace_hardirqs_on+0xbd/0x310
[  282.891178] Swap cache stats: add 0, delete 0, find 0/0
[  282.894617]  ? kvm_sched_clock_read+0x9/0x20
[  282.898913] Free swap  = 0kB
[  282.904285]  ? irq_exit+0x17f/0x1c0
[  282.908663] Total swap = 0kB
[  282.911673]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.915274] 1965979 pages RAM
[  282.918287]  ? check_preemption_disabled+0x48/0x200
[  282.923798] 0 pages HighMem/MovableOnly
[  282.926898]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.931886] 342307 pages reserved
[  282.935852]  run_timer_softirq+0x52/0xb0
[  282.941372] 0 pages cma reserved
[  282.944814]  ? __this_cpu_preempt_check+0x1c/0x1f
[  282.949346] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  282.952654]  __do_softirq+0x30b/0xad8
[  282.957533] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  282.963968]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  282.967742] syz-executor2 cpuset=
[  282.978221]  ? pvclock_read_flags+0x160/0x160
[  282.983298] syz2
[  282.986743]  ? lapic_next_event+0x5a/0x90
[  282.991209]  mems_allowed=0
[  282.993190]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.005748]  ? clockevents_program_event+0x140/0x370
[  283.010875]  ? kvm_clock_read+0x18/0x30
[  283.014859]  ? kvm_sched_clock_read+0x9/0x20
[  283.019269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.024808]  ? check_preemption_disabled+0x48/0x200
[  283.029840]  irq_exit+0x17f/0x1c0
[  283.033304]  smp_apic_timer_interrupt+0x1cb/0x760
[  283.038143]  ? smp_reschedule_interrupt+0x109/0x650
[  283.043154]  ? smp_call_function_single_interrupt+0x650/0x650
[  283.049032]  ? interrupt_entry+0xb5/0xf0
[  283.053095]  ? trace_hardirqs_off_caller+0xbb/0x310
[  283.058108]  ? trace_hardirqs_off_caller+0xbb/0x310
[  283.063126]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  283.067983]  ? trace_hardirqs_on_caller+0x310/0x310
[  283.073007]  ? trace_hardirqs_on_caller+0x310/0x310
[  283.078474]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.084010]  ? check_preemption_disabled+0x48/0x200
[  283.089026]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.094565]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  283.099414]  apic_timer_interrupt+0xf/0x20
[  283.103637]  </IRQ>
[  283.105889] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  283.111085] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  283.129978] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  283.137683] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  283.144947] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  283.152210] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  283.159477] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  283.166740] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  283.174018]  ? trace_hardirqs_on+0x9a/0x310
[  283.178336]  ? trace_hardirqs_on+0xb4/0x310
[  283.182664]  retint_kernel+0x1b/0x2d
[  283.186387] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  283.191674] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  283.210568] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  283.218271] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  283.225538] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  283.232803] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  283.240064] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  283.247344] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  283.254614]  ? trace_hardirqs_on+0x9a/0x310
[  283.258935]  ? arch_local_irq_restore+0x45/0x52
[  283.263619]  dump_stack+0x26a/0x2b4
[  283.267243]  ? dump_stack_print_info.cold.2+0x52/0x52
[  283.272443]  ? mark_held_locks+0x130/0x130
[  283.276690]  ? mark_held_locks+0x130/0x130
[  283.280931]  dump_header+0x27b/0xf72
[  283.284648]  ? rcu_read_unlock+0x16/0x60
[  283.288712]  ? pagefault_out_of_memory+0x197/0x197
[  283.293639]  ? mark_held_locks+0x130/0x130
[  283.297871]  ? percpu_ref_put_many+0x13e/0x260
[  283.302449]  ? mem_cgroup_charge_statistics+0x780/0x780
[  283.307844]  ? mem_cgroup_iter+0x1f7/0x1160
[  283.312172]  ? mark_held_locks+0x130/0x130
[  283.316404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.321940]  ? task_will_free_mem+0x239/0xb30
[  283.326440]  ? ___ratelimit+0x36f/0x655
[  283.330413]  ? lock_downgrade+0x900/0x900
[  283.334562]  ? trace_hardirqs_on+0xbd/0x310
[  283.338879]  ? kasan_check_read+0x11/0x20
[  283.343022]  ? ___ratelimit+0x36f/0x655
[  283.347008]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  283.352460]  ? trace_hardirqs_on+0x310/0x310
[  283.356869]  ? lock_downgrade+0x900/0x900
[  283.361016]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  283.366112]  ? ___ratelimit+0xaa/0x655
[  283.370013]  ? idr_get_free+0xec0/0xec0
[  283.373997]  ? kasan_check_write+0x14/0x20
[  283.378232]  ? do_raw_spin_lock+0xc1/0x200
[  283.382469]  oom_kill_process.cold.27+0x10/0x903
[  283.387223]  ? lock_downgrade+0x900/0x900
[  283.391370]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  283.397177]  ? oom_evaluate_task+0x540/0x540
[  283.401626]  ? shrink_node+0x16b0/0x16b0
[  283.405683]  ? oom_unkillable_task+0x383/0x580
[  283.410261]  ? out_of_memory+0x974/0x1430
[  283.414409]  ? lock_downgrade+0x900/0x900
[  283.418559]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  283.424371]  ? __cpuset_node_allowed+0x19b/0x660
[  283.429153]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.434684]  ? oom_evaluate_task+0x302/0x540
[  283.439102]  out_of_memory+0xa84/0x1430
[  283.443091]  ? oom_killer_disable+0x3a0/0x3a0
[  283.447596]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  283.452525]  ? __mutex_add_waiter+0x2a0/0x2a0
[  283.457033]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  283.462043]  ? find_next_bit+0x104/0x130
[  283.466118]  __alloc_pages_slowpath+0x2318/0x2d80
[  283.470972]  ? warn_alloc+0x120/0x120
[  283.474779]  ? __radix_tree_lookup+0x4c0/0x4c0
[  283.479405]  ? find_get_entry+0x2f2/0xc40
[  283.483557]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  283.488480]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.494012]  ? should_fail+0x22d/0xd01
[  283.497908]  ? ___might_sleep+0x1ed/0x300
[  283.502050]  ? lock_release+0x970/0x970
[  283.506028]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  283.511142]  ? debug_smp_processor_id+0x1c/0x20
[  283.515811]  ? __might_sleep+0x95/0x190
[  283.519823]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  283.524668]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  283.529705]  ? lock_downgrade+0x900/0x900
[  283.533853]  ? ___might_sleep+0x1ed/0x300
[  283.537996]  ? lock_release+0x970/0x970
[  283.541968]  ? arch_local_save_flags+0x40/0x40
[  283.546553]  ? finish_task_switch+0x1f5/0x900
[  283.551065]  ? __might_sleep+0x95/0x190
[  283.555038]  __alloc_pages_nodemask+0xa80/0xde0
[  283.559703]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  283.564712]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  283.570501]  ? kasan_check_write+0x14/0x20
[  283.574729]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  283.579406]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.584956]  ? __do_page_cache_readahead+0x7ce/0x980
[  283.590063]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  283.595595]  alloc_pages_current+0x10c/0x210
[  283.600020]  ? lock_downgrade+0x900/0x900
[  283.604167]  __page_cache_alloc+0x38f/0x5b0
[  283.608501]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  283.614302]  ? ext4_filemap_fault+0x82/0xad
[  283.618633]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  283.623300]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.628831]  ? check_preemption_disabled+0x48/0x200
[  283.633860]  filemap_fault+0x1594/0x25f0
[  283.637938]  ? __lock_page_or_retry+0xa00/0xa00
[  283.642603]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  283.648399]  ? unwind_dump+0x190/0x190
[  283.652319]  ? is_bpf_text_address+0xd3/0x170
[  283.656815]  ? filemap_map_pages+0xdea/0x1980
[  283.661323]  ? find_get_pages_range_tag+0x1320/0x1320
[  283.666508]  ? save_stack+0xa9/0xd0
[  283.670146]  ? save_stack+0x43/0xd0
[  283.673765]  ? __kasan_slab_free+0x102/0x150
[  283.678180]  ? __sigqueue_free.part.27+0x7d/0xa0
[  283.682928]  ? __dequeue_signal+0x530/0x7d0
[  283.687260]  ? dequeue_signal+0x26c/0x630
[  283.691408]  ? get_signal+0x3ec/0x1980
[  283.695301]  ? do_signal+0x9c/0x21e0
[  283.699020]  ? exit_to_usermode_loop+0x2e5/0x380
[  283.703789]  ? mark_held_locks+0x130/0x130
[  283.708023]  ? trace_hardirqs_on+0x310/0x310
[  283.712434]  ? lock_acquire+0x1ed/0x520
[  283.716403]  ? ext4_filemap_fault+0x7a/0xad
[  283.720748]  ? lock_release+0x970/0x970
[  283.724725]  ? arch_local_save_flags+0x40/0x40
[  283.729309]  ? mark_held_locks+0x130/0x130
[  283.733537]  ? trace_hardirqs_off+0xb8/0x310
[  283.737948]  ? down_read+0xb0/0x1d0
[  283.741588]  ? ext4_filemap_fault+0x7a/0xad
[  283.745903]  ? __down_interruptible+0x700/0x700
[  283.750567]  ? kmem_cache_free+0x21a/0x290
[  283.754809]  ? __sigqueue_free.part.27+0x7d/0xa0
[  283.759564]  ? __dequeue_signal+0xf9/0x7d0
[  283.763823]  ext4_filemap_fault+0x82/0xad
[  283.767987]  __do_fault+0x100/0x6b0
[  283.771614]  ? print_bad_pte+0x6c0/0x6c0
[  283.775674]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.781206]  ? pmd_val+0x88/0x100
[  283.784691]  ? add_mm_counter_fast+0xd0/0xd0
[  283.789114]  ? pmd_val+0x88/0x100
[  283.792591]  ? add_mm_counter_fast+0xd0/0xd0
[  283.797015]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.802557]  __handle_mm_fault+0x3709/0x53e0
[  283.806967]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  283.811828]  ? kasan_check_write+0x14/0x20
[  283.816060]  ? do_raw_spin_lock+0xc1/0x200
[  283.820299]  ? _raw_spin_unlock_irq+0x60/0x80
[  283.824808]  ? __set_current_blocked+0xe4/0x120
[  283.829480]  ? lock_acquire+0x1ed/0x520
[  283.833453]  ? handle_mm_fault+0x42a/0xc70
[  283.837686]  ? lock_downgrade+0x900/0x900
[  283.841847]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  283.847644]  ? __do_page_fault+0x67d/0xed0
[  283.851876]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  283.857340]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.862876]  ? check_preemption_disabled+0x48/0x200
[  283.867908]  handle_mm_fault+0x54f/0xc70
[  283.871969]  ? __handle_mm_fault+0x53e0/0x53e0
[  283.876553]  ? find_vma+0x34/0x190
[  283.880090]  __do_page_fault+0x67d/0xed0
[  283.884151]  ? mm_fault_error+0x380/0x380
[  283.888309]  ? syscall_slow_exit_work+0x520/0x520
[  283.893151]  do_page_fault+0xf2/0x7e0
[  283.896967]  ? vmalloc_sync_all+0x30/0x30
[  283.901114]  ? error_entry+0x70/0xd0
[  283.904856]  ? trace_hardirqs_off_caller+0xbb/0x310
[  283.909869]  ? trace_hardirqs_on_caller+0xc0/0x310
[  283.914804]  ? syscall_return_slowpath+0x5e0/0x5e0
[  283.919724]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  283.924561]  ? trace_hardirqs_on_caller+0x310/0x310
[  283.929572]  ? trace_hardirqs_off+0x310/0x310
[  283.934063]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  283.939076]  ? prepare_exit_to_usermode+0x291/0x3b0
[  283.944086]  ? page_fault+0x8/0x30
[  283.947653]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  283.952493]  ? page_fault+0x8/0x30
[  283.956031]  page_fault+0x1e/0x30
[  283.959483] RIP: 0033:0x45db60
[  283.962675] Code: Bad RIP value.
[  283.966036] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  283.971399] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  283.978747] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  283.986030] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  283.993299] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  284.000561] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  284.007844] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  284.007890] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  284.015125] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  284.021671] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  284.030953] Call Trace:
[  284.041164] syz-fuzzer cpuset=
[  284.043729]  <IRQ>
[  284.043731] / mems_allowed=0
[  284.046931]  dump_stack+0x1c4/0x2b4
[  284.055689]  ? dump_stack_print_info.cold.2+0x52/0x52
[  284.060892]  warn_alloc.cold.119+0xb7/0x1bd
[  284.065231]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  284.070076]  ? lock_downgrade+0x900/0x900
[  284.074225]  ? trace_hardirqs_off+0xb8/0x310
[  284.078636]  ? trace_hardirqs_off+0xb8/0x310
[  284.083063]  __alloc_pages_slowpath+0x2667/0x2d80
[  284.087920]  ? warn_alloc+0x120/0x120
[  284.091715]  ? trace_hardirqs_on+0x310/0x310
[  284.096124]  ? warn_alloc+0x120/0x120
[  284.099950]  ? warn_alloc+0x120/0x120
[  284.103750]  ? ktime_get+0x2e1/0x440
[  284.107481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.113014]  ? check_preemption_disabled+0x48/0x200
[  284.118035]  ? kasan_check_read+0x11/0x20
[  284.122182]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.127715]  ? should_fail+0x22d/0xd01
[  284.131600]  ? rcu_bh_qs+0xc0/0xc0
[  284.135141]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  284.140249]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.145793]  ? should_fail+0x22d/0xd01
[  284.149684]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  284.154792]  ? should_fail+0x22d/0xd01
[  284.158679]  ? rcu_idle_enter+0x4b0/0x4b0
[  284.162825]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  284.167941]  ? mark_held_locks+0x130/0x130
[  284.172172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.177707]  ? mark_held_locks+0x130/0x130
[  284.181961]  ? rcu_irq_exit+0xce/0x100
[  284.185848]  ? irq_exit+0xbd/0x1c0
[  284.189384]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  284.194410]  ? do_raw_spin_unlock+0xa7/0x2f0
[  284.198817]  ? smp_call_function_single_interrupt+0x650/0x650
[  284.204694]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.210238]  ? ret_from_intr+0xb/0x1e
[  284.214036]  ? retint_kernel+0x2d/0x2d
[  284.217919]  ? trace_hardirqs_on_caller+0xc0/0x310
[  284.222844]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  284.227594]  ? trace_hardirqs_off+0x310/0x310
[  284.232099]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  284.237203]  __alloc_pages_nodemask+0xa80/0xde0
[  284.241899]  ? should_fail+0x22d/0xd01
[  284.245796]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  284.250823]  ? ____cache_alloc_node+0x1c7/0x1e0
[  284.255489]  ? lock_downgrade+0x900/0x900
[  284.259635]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.265167]  cache_grow_begin+0x91/0x8c0
[  284.269250]  ? do_raw_spin_unlock+0xa7/0x2f0
[  284.273656]  fallback_alloc+0x203/0x2e0
[  284.277638]  ____cache_alloc_node+0x1c7/0x1e0
[  284.282136]  kmem_cache_alloc_node+0xe3/0x730
[  284.286638]  ? ipv6_get_ifaddr+0x42e/0x620
[  284.290894]  __alloc_skb+0x119/0x770
[  284.294609]  ? skb_scrub_packet+0x490/0x490
[  284.298928]  ? lock_downgrade+0x900/0x900
[  284.303079]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.308619]  ? refcount_sub_and_test_checked+0x203/0x310
[  284.314070]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  284.319517]  ? addrconf_rs_timer+0x690/0x690
[  284.323955]  ndisc_alloc_skb+0x144/0x340
[  284.328034]  ndisc_send_rs+0x331/0x6e0
[  284.331918]  addrconf_rs_timer+0x314/0x690
[  284.336150]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.340385]  call_timer_fn+0x272/0x920
[  284.344265]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.348501]  ? process_timeout+0x40/0x40
[  284.352563]  ? trace_hardirqs_off+0xb8/0x310
[  284.356966]  ? kasan_check_read+0x11/0x20
[  284.361124]  ? do_raw_spin_unlock+0xa7/0x2f0
[  284.365572]  ? trace_hardirqs_on+0x310/0x310
[  284.369993]  ? __run_timers+0x7da/0xc70
[  284.373982]  ? lock_downgrade+0x900/0x900
[  284.378127]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  284.383229]  ? trace_hardirqs_on+0xbd/0x310
[  284.387558]  ? kasan_check_read+0x11/0x20
[  284.391716]  ? __run_timers+0x7da/0xc70
[  284.395685]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  284.401129]  ? kasan_check_write+0x14/0x20
[  284.405363]  ? do_raw_spin_lock+0xc1/0x200
[  284.409597]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.413826]  __run_timers+0x7e5/0xc70
[  284.417646]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  284.423004]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  284.428045]  ? timerqueue_add+0x207/0x2b0
[  284.432195]  ? enqueue_hrtimer+0x1a5/0x560
[  284.436424]  ? lock_release+0x970/0x970
[  284.440396]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  284.445584]  ? kasan_check_write+0x14/0x20
[  284.449839]  ? pvclock_read_flags+0x160/0x160
[  284.454379]  ? lock_downgrade+0x900/0x900
[  284.458527]  ? trace_hardirqs_on+0xbd/0x310
[  284.462846]  ? kvm_sched_clock_read+0x9/0x20
[  284.467252]  ? irq_exit+0x17f/0x1c0
[  284.470876]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.476411]  ? check_preemption_disabled+0x48/0x200
[  284.481421]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.486955]  run_timer_softirq+0x52/0xb0
[  284.491023]  ? __this_cpu_preempt_check+0x1c/0x1f
[  284.495874]  __do_softirq+0x30b/0xad8
[  284.499677]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  284.504787]  ? pvclock_read_flags+0x160/0x160
[  284.509311]  ? lapic_next_event+0x5a/0x90
[  284.513453]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.518989]  ? clockevents_program_event+0x140/0x370
[  284.524089]  ? kvm_clock_read+0x18/0x30
[  284.528055]  ? kvm_sched_clock_read+0x9/0x20
[  284.532459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.537992]  ? check_preemption_disabled+0x48/0x200
[  284.543010]  irq_exit+0x17f/0x1c0
[  284.546456]  smp_apic_timer_interrupt+0x1cb/0x760
[  284.551316]  ? smp_reschedule_interrupt+0x109/0x650
[  284.556328]  ? smp_call_function_single_interrupt+0x650/0x650
[  284.562206]  ? interrupt_entry+0xb5/0xf0
[  284.566269]  ? trace_hardirqs_off_caller+0xbb/0x310
[  284.571285]  ? trace_hardirqs_off_caller+0xbb/0x310
[  284.576300]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.581142]  ? trace_hardirqs_on_caller+0x310/0x310
[  284.586154]  ? trace_hardirqs_on_caller+0x310/0x310
[  284.591168]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.596712]  ? check_preemption_disabled+0x48/0x200
[  284.601728]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.606594]  apic_timer_interrupt+0xf/0x20
[  284.610822]  </IRQ>
[  284.613077] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  284.618956] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  284.637864] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  284.645573] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  284.652849] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  284.660110] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  284.667371] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  284.674633] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  284.681904]  ? trace_hardirqs_on+0xb4/0x310
[  284.686224]  ? save_stack+0xa9/0xd0
[  284.689868]  __kmalloc_node_track_caller+0x33/0x70
[  284.694808]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  284.699564]  pskb_expand_head+0x230/0x10f0
[  284.703802]  ? lock_downgrade+0x900/0x900
[  284.707943]  ? check_preemption_disabled+0x48/0x200
[  284.712983]  ? memcpy+0x45/0x50
[  284.716287]  ? __copy_skb_header+0x350/0x6b0
[  284.720690]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  284.725183]  ? skb_checksum+0x140/0x140
[  284.729171]  ? trace_hardirqs_on+0xbd/0x310
[  284.733501]  ? skb_clone+0x1bb/0x500
[  284.737208]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  284.742652]  ? kasan_unpoison_shadow+0x35/0x50
[  284.747233]  ? kasan_check_write+0x14/0x20
[  284.751459]  ? __skb_clone+0x6c7/0xa00
[  284.755343]  ? __copy_skb_header+0x6b0/0x6b0
[  284.759744]  ? kmem_cache_alloc+0x306/0x730
[  284.764078]  skb_ensure_writable+0x3dd/0x640
[  284.768483]  ? skb_cow_data+0xf10/0xf10
[  284.772450]  ? check_preemption_disabled+0x48/0x200
[  284.777460]  ? __this_cpu_preempt_check+0x1c/0x1f
[  284.782298]  ? __bpf_redirect+0x54b/0xb20
[  284.786457]  ? __switch_to_asm+0x34/0x70
[  284.790533]  bpf_clone_redirect+0x14a/0x490
[  284.794857]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  284.799872]  ? __sched_text_start+0x8/0x8
[  284.804063]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  284.808814]  ? retint_kernel+0x2d/0x2d
[  284.812714]  ? trace_hardirqs_on_caller+0xc0/0x310
[  284.817638]  ? retint_kernel+0x2d/0x2d
[  284.821521]  ? trace_hardirqs_on_caller+0xc0/0x310
[  284.826445]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  284.831197]  ? trace_hardirqs_off+0x310/0x310
[  284.835688]  ? retint_kernel+0x1b/0x2d
[  284.839601]  ? lock_acquire+0x1ed/0x520
[  284.843573]  ? bpf_test_run+0x3cb/0x780
[  284.847544]  ? lock_downgrade+0x900/0x900
[  284.851688]  ? lock_release+0x970/0x970
[  284.855657]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  284.861452]  ? preempt_schedule_common+0x1f/0xd0
[  284.866203]  ? preempt_schedule+0x4d/0x60
[  284.870347]  ? ___preempt_schedule+0x16/0x18
[  284.874750]  ? bpf_test_run+0x25d/0x780
[  284.878735]  ? netlink_diag_dump+0x2a0/0x2a0
[  284.883140]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.888668]  ? bpf_test_init.isra.9+0x70/0x100
[  284.893249]  ? bpf_prog_test_run_skb+0x634/0xb40
[  284.898003]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  284.902844]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  284.908373]  ? fput+0x130/0x1a0
[  284.911682]  ? __bpf_prog_get+0x9b/0x290
[  284.915744]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  284.920591]  ? bpf_prog_test_run+0x130/0x1a0
[  284.925010]  ? __x64_sys_bpf+0x3d8/0x510
[  284.929080]  ? bpf_prog_get+0x20/0x20
[  284.932886]  ? __x64_sys_futex+0x4bc/0x6a0
[  284.937117]  ? do_syscall_64+0x1b9/0x820
[  284.941176]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  284.946669]  ? syscall_return_slowpath+0x5e0/0x5e0
[  284.951594]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.956435]  ? trace_hardirqs_on_caller+0x310/0x310
[  284.961477]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  284.966510]  ? prepare_exit_to_usermode+0x291/0x3b0
[  284.971531]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.976373]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  284.981742] warn_alloc_show_mem: 1 callbacks suppressed
[  284.981753] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  284.981755] Mem-Info:
[  284.981799] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  284.981799]  active_file:17 inactive_file:13 isolated_file:0
[  284.981799]  unevictable:0 dirty:0 writeback:0 unstable:0
[  284.981799]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  284.981799]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  284.981799]  free:13756 free_pcp:276 free_cma:0
[  284.987131] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  284.994147] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  284.996541] Call Trace:
[  285.029489] Node 0 
[  285.038842]  <IRQ>
[  285.066621] 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
[  285.069175]  dump_stack+0x1c4/0x2b4
[  285.071385] lowmem_reserve[]:
[  285.073533]  ? dump_stack_print_info.cold.2+0x52/0x52
[  285.099191]  0 2819
[  285.102846]  warn_alloc.cold.119+0xb7/0x1bd
[  285.105938]  6323
[  285.111122]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  285.113331]  6323
[  285.117663]  ? lock_downgrade+0x900/0x900
[  285.124536]  ? trace_hardirqs_off+0xb8/0x310
[  285.126574] Node 0 
[  285.130712]  ? trace_hardirqs_off+0xb8/0x310
[  285.135124] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  285.137330]  __alloc_pages_slowpath+0x2667/0x2d80
[  285.141708] lowmem_reserve[]:
[  285.168977]  ? warn_alloc+0x120/0x120
[  285.173795]  0
[  285.176911]  ? trace_hardirqs_on+0x310/0x310
[  285.180682]  0
[  285.182477]  ? warn_alloc+0x120/0x120
[  285.186859]  3503
[  285.188656]  ? warn_alloc+0x120/0x120
[  285.192431]  3503
[  285.194483]  ? ktime_get+0x2e1/0x440
[  285.200336]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.204028] Node 0 
[  285.209565]  ? check_preemption_disabled+0x48/0x200
[  285.209599] Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  285.211807]  ? kasan_check_read+0x11/0x20
[  285.216823] lowmem_reserve[]:
[  285.245267]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.249388]  0
[  285.252485]  ? should_fail+0x22d/0xd01
[  285.257995]  0
[  285.259800]  ? rcu_bh_qs+0xc0/0xc0
[  285.263652]  0 0
[  285.265458]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  285.268973] Node 0 
[  285.270944]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.276016] DMA: 
[  285.278263]  ? should_fail+0x22d/0xd01
[  285.283786] 1*4kB 
[  285.285838]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  285.289708] (U) 
[  285.291850]  ? should_fail+0x22d/0xd01
[  285.296930] 0*8kB 
[  285.298900]  ? rcu_idle_enter+0x4b0/0x4b0
[  285.302760] 0*16kB 
[  285.304922]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  285.309045] 1*32kB 
[  285.311274]  ? mark_held_locks+0x130/0x130
[  285.316353] (U) 
[  285.318602]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.322808] 2*64kB 
[  285.324782]  ? mark_held_locks+0x130/0x130
[  285.330297] (U) 
[  285.332530]  ? rcu_irq_exit+0xce/0x100
[  285.336756] 1*128kB 
[  285.338729]  ? irq_exit+0xbd/0x1c0
[  285.342593] (U) 
[  285.344942]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  285.348454] 1*256kB 
[  285.350424]  ? do_raw_spin_unlock+0xa7/0x2f0
[  285.355411] (U) 
[  285.357728]  ? smp_call_function_single_interrupt+0x650/0x650
[  285.362125] 0*512kB 
[  285.364096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.370041] 1*1024kB 
[  285.372352]  ? ret_from_intr+0xb/0x1e
[  285.377864] (U) 
[  285.380267]  ? retint_kernel+0x2d/0x2d
[  285.384042] 1*2048kB 
[  285.386011]  ? trace_hardirqs_on_caller+0xc0/0x310
[  285.389867] (M) 
[  285.392273]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  285.397172] 3*4096kB 
[  285.399144]  ? trace_hardirqs_off+0x310/0x310
[  285.403874] (M) 
[  285.406296]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  285.410758] = 15908kB
[  285.412733]  __alloc_pages_nodemask+0xa80/0xde0
[  285.417804] Node 0 
[  285.420215]  ? should_fail+0x22d/0xd01
[  285.424870] DMA32: 
[  285.427107]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  285.430968] 2*4kB 
[  285.433206]  ? ____cache_alloc_node+0x1c7/0x1e0
[  285.438186] (M) 
[  285.440329]  ? lock_downgrade+0x900/0x900
[  285.444970] 1*8kB 
[  285.446981]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.451114] (M) 
[  285.453257]  cache_grow_begin+0x91/0x8c0
[  285.458766] 2*16kB 
[  285.460744]  ? do_raw_spin_unlock+0xa7/0x2f0
[  285.464798] (M) 
[  285.467044]  fallback_alloc+0x203/0x2e0
[  285.471427] 3*32kB 
[  285.473395]  ____cache_alloc_node+0x1c7/0x1e0
[  285.477339] (MH) 
[  285.479568]  kmem_cache_alloc_node+0xe3/0x730
[  285.484033] 5*64kB 
[  285.486088]  ? ipv6_get_ifaddr+0x42e/0x620
[  285.490556] (MH) 
[  285.492788]  __alloc_skb+0x119/0x770
[  285.496997] 3*128kB 
[  285.499047]  ? skb_scrub_packet+0x490/0x490
[  285.502735] (M) 
[  285.505051]  ? lock_downgrade+0x900/0x900
[  285.509349] 5*256kB 
[  285.511320]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.515443] (UMH) 
[  285.517760]  ? refcount_sub_and_test_checked+0x203/0x310
[  285.523278] 5*512kB 
[  285.525423]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  285.530848] (UMH) 
[  285.533160]  ? addrconf_rs_timer+0x690/0x690
[  285.538586] 4*1024kB 
[  285.540735]  ndisc_alloc_skb+0x144/0x340
[  285.545114] (UMH) 
[  285.547517]  ndisc_send_rs+0x331/0x6e0
[  285.551551] 2*2048kB 
[  285.553694]  addrconf_rs_timer+0x314/0x690
[  285.557552] (M) 
[  285.559950]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.564159] 3*4096kB 
[  285.566141]  call_timer_fn+0x272/0x920
[  285.570344] (M) 
[  285.572746]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.576623] = 25168kB
[  285.578595]  ? process_timeout+0x40/0x40
[  285.582806] Node 0 
[  285.585205]  ? trace_hardirqs_off+0xb8/0x310
[  285.589236] Normal: 
[  285.591464]  ? kasan_check_read+0x11/0x20
[  285.595846] 1081*4kB 
[  285.598177]  ? do_raw_spin_unlock+0xa7/0x2f0
[  285.602327] (UMEH) 
[  285.604725]  ? trace_hardirqs_on+0x310/0x310
[  285.609123] 387*8kB 
[  285.611348]  ? __run_timers+0x7da/0xc70
[  285.615730] (ME) 
[  285.618043]  ? lock_downgrade+0x900/0x900
[  285.621992] 152*16kB 
[  285.624048]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  285.628164] (UME) 
[  285.630567]  ? trace_hardirqs_on+0xbd/0x310
[  285.635645] 54*32kB 
[  285.637799]  ? kasan_check_read+0x11/0x20
[  285.642098] (UME) 
[  285.644415]  ? __run_timers+0x7da/0xc70
[  285.648537] 21*64kB 
[  285.650677]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  285.654625] (UM) 
[  285.656959]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.662386] 0*128kB 
[  285.664439]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.669964] 0*256kB 
[  285.672296]  __run_timers+0x7e5/0xc70
[  285.676497] 2*512kB 
[  285.678814]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  285.682584] (U) 
[  285.684910]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  285.690242] 0*1024kB 
[  285.692219]  ? timerqueue_add+0x207/0x2b0
[  285.697212] 0*2048kB 
[  285.699627]  ? enqueue_hrtimer+0x1a5/0x560
[  285.703751] 0*4096kB 
[  285.706158]  ? lock_release+0x970/0x970
[  285.710368] = 13948kB
[  285.712798]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  285.716754] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  285.719151]  ? check_preemption_disabled+0x48/0x200
[  285.724358] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  285.733175]  ? kasan_check_write+0x14/0x20
[  285.738164] 4244 total pagecache pages
[  285.746733]  ? pvclock_read_flags+0x160/0x160
[  285.750943] 0 pages in swap cache
[  285.754820]  ? lock_downgrade+0x900/0x900
[  285.759293] Swap cache stats: add 0, delete 0, find 0/0
[  285.762732]  ? trace_hardirqs_on+0xbd/0x310
[  285.766851] Free swap  = 0kB
[  285.772203]  ? kvm_sched_clock_read+0x9/0x20
[  285.776495] Total swap = 0kB
[  285.779524]  ? irq_exit+0x17f/0x1c0
[  285.783901] 1965979 pages RAM
[  285.786911]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.790510] 0 pages HighMem/MovableOnly
[  285.793624]  ? check_preemption_disabled+0x48/0x200
[  285.799132] 342307 pages reserved
[  285.803092]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.808077] 0 pages cma reserved
[  285.811518]  run_timer_softirq+0x52/0xb0
[  285.817088] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  285.820384]  ? __this_cpu_preempt_check+0x1c/0x1f
[  285.824479] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  285.830912]  __do_softirq+0x30b/0xad8
[  285.835731] syz-executor2 cpuset=
[  285.846209]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  285.849980] syz2
[  285.853420]  ? pvclock_read_flags+0x160/0x160
[  285.858499]  mems_allowed=0
[  285.860462]  ? lapic_next_event+0x5a/0x90
[  285.872007]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.877541]  ? clockevents_program_event+0x140/0x370
[  285.882649]  ? kvm_clock_read+0x18/0x30
[  285.886622]  ? kvm_sched_clock_read+0x9/0x20
[  285.891028]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.896561]  ? check_preemption_disabled+0x48/0x200
[  285.901612]  irq_exit+0x17f/0x1c0
[  285.905078]  smp_apic_timer_interrupt+0x1cb/0x760
[  285.909913]  ? smp_reschedule_interrupt+0x109/0x650
[  285.914942]  ? smp_call_function_single_interrupt+0x650/0x650
[  285.920851]  ? interrupt_entry+0xb5/0xf0
[  285.924914]  ? trace_hardirqs_off_caller+0xbb/0x310
[  285.929923]  ? trace_hardirqs_off_caller+0xbb/0x310
[  285.934934]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  285.939782]  ? trace_hardirqs_on_caller+0x310/0x310
[  285.944849]  ? trace_hardirqs_on_caller+0x310/0x310
[  285.949859]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.955421]  ? check_preemption_disabled+0x48/0x200
[  285.960434]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.965983]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  285.970876]  apic_timer_interrupt+0xf/0x20
[  285.975102]  </IRQ>
[  285.977338] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  285.982523] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  286.001430] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  286.009166] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  286.016431] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  286.023696] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  286.030970] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  286.038251] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  286.045549]  ? trace_hardirqs_on+0x9a/0x310
[  286.049893]  ? trace_hardirqs_on+0xb4/0x310
[  286.054216]  retint_kernel+0x1b/0x2d
[  286.057929] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  286.063204] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  286.082101] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  286.089805] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  286.097074] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  286.104334] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  286.111631] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  286.118893] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  286.126171]  ? trace_hardirqs_on+0x9a/0x310
[  286.130504]  ? arch_local_irq_restore+0x45/0x52
[  286.135169]  dump_stack+0x26a/0x2b4
[  286.138801]  ? dump_stack_print_info.cold.2+0x52/0x52
[  286.143989]  ? mark_held_locks+0x130/0x130
[  286.148219]  ? mark_held_locks+0x130/0x130
[  286.152465]  dump_header+0x27b/0xf72
[  286.156179]  ? rcu_read_unlock+0x16/0x60
[  286.160245]  ? pagefault_out_of_memory+0x197/0x197
[  286.165173]  ? mark_held_locks+0x130/0x130
[  286.169399]  ? percpu_ref_put_many+0x13e/0x260
[  286.173978]  ? mem_cgroup_charge_statistics+0x780/0x780
[  286.179379]  ? mem_cgroup_iter+0x1f7/0x1160
[  286.183694]  ? mark_held_locks+0x130/0x130
[  286.187934]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.193495]  ? task_will_free_mem+0x239/0xb30
[  286.198004]  ? ___ratelimit+0x36f/0x655
[  286.202080]  ? lock_downgrade+0x900/0x900
[  286.206231]  ? trace_hardirqs_on+0xbd/0x310
[  286.210546]  ? kasan_check_read+0x11/0x20
[  286.214692]  ? ___ratelimit+0x36f/0x655
[  286.218661]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  286.224111]  ? trace_hardirqs_on+0x310/0x310
[  286.228531]  ? lock_downgrade+0x900/0x900
[  286.232681]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  286.237782]  ? ___ratelimit+0xaa/0x655
[  286.241661]  ? idr_get_free+0xec0/0xec0
[  286.245649]  ? kasan_check_write+0x14/0x20
[  286.249897]  ? do_raw_spin_lock+0xc1/0x200
[  286.254135]  oom_kill_process.cold.27+0x10/0x903
[  286.258888]  ? lock_downgrade+0x900/0x900
[  286.263041]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  286.268835]  ? oom_evaluate_task+0x540/0x540
[  286.273243]  ? shrink_node+0x16b0/0x16b0
[  286.277316]  ? oom_unkillable_task+0x383/0x580
[  286.281899]  ? out_of_memory+0x974/0x1430
[  286.286044]  ? lock_downgrade+0x900/0x900
[  286.290209]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  286.296037]  ? __cpuset_node_allowed+0x19b/0x660
[  286.300826]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.306362]  ? oom_evaluate_task+0x302/0x540
[  286.310780]  out_of_memory+0xa84/0x1430
[  286.314758]  ? oom_killer_disable+0x3a0/0x3a0
[  286.319261]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  286.324190]  ? __mutex_add_waiter+0x2a0/0x2a0
[  286.328677]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  286.333686]  ? find_next_bit+0x104/0x130
[  286.337746]  __alloc_pages_slowpath+0x2318/0x2d80
[  286.342626]  ? warn_alloc+0x120/0x120
[  286.346421]  ? __radix_tree_lookup+0x4c0/0x4c0
[  286.351008]  ? find_get_entry+0x2f2/0xc40
[  286.355174]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  286.360100]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.365636]  ? should_fail+0x22d/0xd01
[  286.369519]  ? ___might_sleep+0x1ed/0x300
[  286.373677]  ? lock_release+0x970/0x970
[  286.377653]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  286.382750]  ? debug_smp_processor_id+0x1c/0x20
[  286.387479]  ? __might_sleep+0x95/0x190
[  286.391453]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  286.396302]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  286.401321]  ? lock_downgrade+0x900/0x900
[  286.405467]  ? ___might_sleep+0x1ed/0x300
[  286.409611]  ? lock_release+0x970/0x970
[  286.413580]  ? arch_local_save_flags+0x40/0x40
[  286.418159]  ? finish_task_switch+0x1f5/0x900
[  286.422658]  ? __might_sleep+0x95/0x190
[  286.426645]  __alloc_pages_nodemask+0xa80/0xde0
[  286.431321]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  286.436333]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  286.442135]  ? kasan_check_write+0x14/0x20
[  286.446408]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  286.451091]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.456623]  ? __do_page_cache_readahead+0x7ce/0x980
[  286.461729]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  286.467264]  alloc_pages_current+0x10c/0x210
[  286.471668]  ? lock_downgrade+0x900/0x900
[  286.475814]  __page_cache_alloc+0x38f/0x5b0
[  286.480135]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  286.485930]  ? ext4_filemap_fault+0x82/0xad
[  286.490245]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  286.494934]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.500463]  ? check_preemption_disabled+0x48/0x200
[  286.505477]  filemap_fault+0x1594/0x25f0
[  286.509544]  ? __lock_page_or_retry+0xa00/0xa00
[  286.514210]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  286.520040]  ? unwind_dump+0x190/0x190
[  286.523943]  ? is_bpf_text_address+0xd3/0x170
[  286.528440]  ? filemap_map_pages+0xdea/0x1980
[  286.532939]  ? find_get_pages_range_tag+0x1320/0x1320
[  286.538125]  ? save_stack+0xa9/0xd0
[  286.541746]  ? save_stack+0x43/0xd0
[  286.545369]  ? __kasan_slab_free+0x102/0x150
[  286.549784]  ? __sigqueue_free.part.27+0x7d/0xa0
[  286.554558]  ? __dequeue_signal+0x530/0x7d0
[  286.558873]  ? dequeue_signal+0x26c/0x630
[  286.563020]  ? get_signal+0x3ec/0x1980
[  286.566906]  ? do_signal+0x9c/0x21e0
[  286.570629]  ? exit_to_usermode_loop+0x2e5/0x380
[  286.575382]  ? mark_held_locks+0x130/0x130
[  286.579616]  ? trace_hardirqs_on+0x310/0x310
[  286.584021]  ? lock_acquire+0x1ed/0x520
[  286.588003]  ? ext4_filemap_fault+0x7a/0xad
[  286.592340]  ? lock_release+0x970/0x970
[  286.596313]  ? arch_local_save_flags+0x40/0x40
[  286.600895]  ? mark_held_locks+0x130/0x130
[  286.605128]  ? trace_hardirqs_off+0xb8/0x310
[  286.609537]  ? down_read+0xb0/0x1d0
[  286.613173]  ? ext4_filemap_fault+0x7a/0xad
[  286.617493]  ? __down_interruptible+0x700/0x700
[  286.622176]  ? kmem_cache_free+0x21a/0x290
[  286.626443]  ? __sigqueue_free.part.27+0x7d/0xa0
[  286.631191]  ? __dequeue_signal+0xf9/0x7d0
[  286.635426]  ext4_filemap_fault+0x82/0xad
[  286.639573]  __do_fault+0x100/0x6b0
[  286.643202]  ? print_bad_pte+0x6c0/0x6c0
[  286.647261]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.652801]  ? pmd_val+0x88/0x100
[  286.656280]  ? add_mm_counter_fast+0xd0/0xd0
[  286.660688]  ? pmd_val+0x88/0x100
[  286.664141]  ? add_mm_counter_fast+0xd0/0xd0
[  286.668545]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.674095]  __handle_mm_fault+0x3709/0x53e0
[  286.678521]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  286.683360]  ? kasan_check_write+0x14/0x20
[  286.687594]  ? do_raw_spin_lock+0xc1/0x200
[  286.691848]  ? _raw_spin_unlock_irq+0x60/0x80
[  286.696355]  ? __set_current_blocked+0xe4/0x120
[  286.701039]  ? lock_acquire+0x1ed/0x520
[  286.705012]  ? handle_mm_fault+0x42a/0xc70
[  286.709241]  ? lock_downgrade+0x900/0x900
[  286.713389]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  286.719186]  ? __do_page_fault+0x67d/0xed0
[  286.723422]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  286.728912]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.734480]  ? check_preemption_disabled+0x48/0x200
[  286.739516]  handle_mm_fault+0x54f/0xc70
[  286.743581]  ? __handle_mm_fault+0x53e0/0x53e0
[  286.748160]  ? find_vma+0x34/0x190
[  286.751701]  __do_page_fault+0x67d/0xed0
[  286.755763]  ? mm_fault_error+0x380/0x380
[  286.759923]  ? syscall_slow_exit_work+0x520/0x520
[  286.764819]  do_page_fault+0xf2/0x7e0
[  286.768618]  ? vmalloc_sync_all+0x30/0x30
[  286.772764]  ? error_entry+0x70/0xd0
[  286.776486]  ? trace_hardirqs_off_caller+0xbb/0x310
[  286.781497]  ? trace_hardirqs_on_caller+0xc0/0x310
[  286.786422]  ? syscall_return_slowpath+0x5e0/0x5e0
[  286.791364]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  286.796217]  ? trace_hardirqs_on_caller+0x310/0x310
[  286.801229]  ? trace_hardirqs_off+0x310/0x310
[  286.805719]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  286.810752]  ? prepare_exit_to_usermode+0x291/0x3b0
[  286.815780]  ? page_fault+0x8/0x30
[  286.819320]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  286.824163]  ? page_fault+0x8/0x30
[  286.827711]  page_fault+0x1e/0x30
[  286.831154] RIP: 0033:0x45db60
[  286.834342] Code: Bad RIP value.
[  286.837698] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  286.843055] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  286.850318] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  286.857580] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  286.864839] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  286.872106] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  286.879401] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  286.879449] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  286.886679] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  286.893219] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  286.902490] Call Trace:
[  286.912697] syz-fuzzer cpuset=
[  286.915261]  <IRQ>
[  286.915263] / mems_allowed=0
[  286.918454]  dump_stack+0x1c4/0x2b4
[  286.927195]  ? dump_stack_print_info.cold.2+0x52/0x52
[  286.932391]  warn_alloc.cold.119+0xb7/0x1bd
[  286.936724]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  286.941577]  ? lock_downgrade+0x900/0x900
[  286.946216]  ? trace_hardirqs_off+0xb8/0x310
[  286.950639]  ? trace_hardirqs_off+0xb8/0x310
[  286.955047]  __alloc_pages_slowpath+0x2667/0x2d80
[  286.959905]  ? warn_alloc+0x120/0x120
[  286.963707]  ? warn_alloc+0x120/0x120
[  286.967506]  ? warn_alloc+0x120/0x120
[  286.971304]  ? mark_held_locks+0x130/0x130
[  286.975540]  ? trace_hardirqs_on+0x310/0x310
[  286.979946]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.985480]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.991030]  ? should_fail+0x22d/0xd01
[  286.994919]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  287.000016]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.005550]  ? should_fail+0x22d/0xd01
[  287.009450]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  287.014547]  ? should_fail+0x22d/0xd01
[  287.018431]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  287.023534]  ? mark_held_locks+0x130/0x130
[  287.027768]  ? mark_held_locks+0x130/0x130
[  287.032017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.037553]  ? trace_hardirqs_off+0xb8/0x310
[  287.041960]  ? kasan_check_read+0x11/0x20
[  287.046104]  ? do_raw_spin_unlock+0xa7/0x2f0
[  287.050509]  ? trace_hardirqs_on+0x310/0x310
[  287.054911]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.060447]  ? wq_watchdog_touch+0x9c/0xfe
[  287.064680]  ? io_serial_in+0x11/0x90
[  287.068475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.074011]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  287.079132]  __alloc_pages_nodemask+0xa80/0xde0
[  287.083808]  ? should_fail+0x22d/0xd01
[  287.087697]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  287.092741]  ? ____cache_alloc_node+0x1c7/0x1e0
[  287.097413]  ? lock_downgrade+0x900/0x900
[  287.101569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.107118]  cache_grow_begin+0x91/0x8c0
[  287.111175]  ? do_raw_spin_unlock+0xa7/0x2f0
[  287.115598]  fallback_alloc+0x203/0x2e0
[  287.119594]  ____cache_alloc_node+0x1c7/0x1e0
[  287.124124]  kmem_cache_alloc_node+0xe3/0x730
[  287.128629]  ? ipv6_get_ifaddr+0x42e/0x620
[  287.132899]  __alloc_skb+0x119/0x770
[  287.136659]  ? skb_scrub_packet+0x490/0x490
[  287.140992]  ? lock_downgrade+0x900/0x900
[  287.145141]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.150675]  ? refcount_sub_and_test_checked+0x203/0x310
[  287.156121]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  287.161581]  ? addrconf_rs_timer+0x690/0x690
[  287.166019]  ndisc_alloc_skb+0x144/0x340
[  287.170092]  ndisc_send_rs+0x331/0x6e0
[  287.173993]  addrconf_rs_timer+0x314/0x690
[  287.178240]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.182482]  call_timer_fn+0x272/0x920
[  287.186381]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.190612]  ? process_timeout+0x40/0x40
[  287.194666]  ? trace_hardirqs_off+0xb8/0x310
[  287.199071]  ? kasan_check_read+0x11/0x20
[  287.203229]  ? do_raw_spin_unlock+0xa7/0x2f0
[  287.207650]  ? trace_hardirqs_on+0x310/0x310
[  287.212067]  ? __run_timers+0x7da/0xc70
[  287.216044]  ? lock_downgrade+0x900/0x900
[  287.220196]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  287.225294]  ? trace_hardirqs_on+0xbd/0x310
[  287.229608]  ? kasan_check_read+0x11/0x20
[  287.233753]  ? __run_timers+0x7da/0xc70
[  287.237759]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  287.243217]  ? kasan_check_write+0x14/0x20
[  287.247476]  ? do_raw_spin_lock+0xc1/0x200
[  287.251707]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.255937]  __run_timers+0x7e5/0xc70
[  287.259748]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  287.265121]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  287.270132]  ? timerqueue_add+0x207/0x2b0
[  287.274279]  ? enqueue_hrtimer+0x1a5/0x560
[  287.278512]  ? lock_release+0x970/0x970
[  287.282480]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  287.287671]  ? kasan_check_write+0x14/0x20
[  287.291903]  ? pvclock_read_flags+0x160/0x160
[  287.296397]  ? lock_downgrade+0x900/0x900
[  287.300547]  ? trace_hardirqs_on+0xbd/0x310
[  287.304872]  ? kvm_sched_clock_read+0x9/0x20
[  287.309276]  ? irq_exit+0x17f/0x1c0
[  287.312896]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.318430]  ? check_preemption_disabled+0x48/0x200
[  287.323470]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.329035]  run_timer_softirq+0x52/0xb0
[  287.333091]  ? __this_cpu_preempt_check+0x1c/0x1f
[  287.337941]  __do_softirq+0x30b/0xad8
[  287.341750]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  287.346868]  ? pvclock_read_flags+0x160/0x160
[  287.351369]  ? lapic_next_event+0x5a/0x90
[  287.355526]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.361076]  ? clockevents_program_event+0x140/0x370
[  287.366188]  ? kvm_clock_read+0x18/0x30
[  287.370163]  ? kvm_sched_clock_read+0x9/0x20
[  287.374575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.380113]  ? check_preemption_disabled+0x48/0x200
[  287.385152]  irq_exit+0x17f/0x1c0
[  287.388604]  smp_apic_timer_interrupt+0x1cb/0x760
[  287.393441]  ? smp_reschedule_interrupt+0x109/0x650
[  287.398458]  ? smp_call_function_single_interrupt+0x650/0x650
[  287.404346]  ? interrupt_entry+0xb5/0xf0
[  287.408409]  ? trace_hardirqs_off_caller+0xbb/0x310
[  287.413420]  ? trace_hardirqs_off_caller+0xbb/0x310
[  287.418446]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.423298]  ? trace_hardirqs_on_caller+0x310/0x310
[  287.428310]  ? trace_hardirqs_on_caller+0x310/0x310
[  287.433319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.438852]  ? check_preemption_disabled+0x48/0x200
[  287.443883]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.448731]  apic_timer_interrupt+0xf/0x20
[  287.452960]  </IRQ>
[  287.455207] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  287.461084] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  287.479976] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  287.487681] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  287.494941] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  287.502204] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  287.509467] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  287.516730] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  287.524019]  ? trace_hardirqs_on+0xb4/0x310
[  287.528342]  ? save_stack+0xa9/0xd0
[  287.531976]  __kmalloc_node_track_caller+0x33/0x70
[  287.536909]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  287.541664]  pskb_expand_head+0x230/0x10f0
[  287.545899]  ? lock_downgrade+0x900/0x900
[  287.550041]  ? check_preemption_disabled+0x48/0x200
[  287.555055]  ? memcpy+0x45/0x50
[  287.558336]  ? __copy_skb_header+0x350/0x6b0
[  287.562743]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  287.567237]  ? skb_checksum+0x140/0x140
[  287.571237]  ? trace_hardirqs_on+0xbd/0x310
[  287.575583]  ? skb_clone+0x1bb/0x500
[  287.579291]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  287.584735]  ? kasan_unpoison_shadow+0x35/0x50
[  287.589310]  ? kasan_check_write+0x14/0x20
[  287.593542]  ? __skb_clone+0x6c7/0xa00
[  287.597427]  ? __copy_skb_header+0x6b0/0x6b0
[  287.601828]  ? kmem_cache_alloc+0x306/0x730
[  287.606153]  skb_ensure_writable+0x3dd/0x640
[  287.610561]  ? skb_cow_data+0xf10/0xf10
[  287.614527]  ? check_preemption_disabled+0x48/0x200
[  287.619539]  ? __this_cpu_preempt_check+0x1c/0x1f
[  287.624393]  ? __bpf_redirect+0x54b/0xb20
[  287.628540]  ? __switch_to_asm+0x34/0x70
[  287.632598]  bpf_clone_redirect+0x14a/0x490
[  287.636917]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  287.641927]  ? __sched_text_start+0x8/0x8
[  287.646072]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  287.650834]  ? retint_kernel+0x2d/0x2d
[  287.654718]  ? trace_hardirqs_on_caller+0xc0/0x310
[  287.659641]  ? retint_kernel+0x2d/0x2d
[  287.663526]  ? trace_hardirqs_on_caller+0xc0/0x310
[  287.668480]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  287.673230]  ? trace_hardirqs_off+0x310/0x310
[  287.677721]  ? retint_kernel+0x1b/0x2d
[  287.681608]  ? lock_acquire+0x1ed/0x520
[  287.685580]  ? bpf_test_run+0x3cb/0x780
[  287.689554]  ? lock_downgrade+0x900/0x900
[  287.693697]  ? lock_release+0x970/0x970
[  287.697665]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  287.703456]  ? preempt_schedule_common+0x1f/0xd0
[  287.708212]  ? preempt_schedule+0x4d/0x60
[  287.712359]  ? ___preempt_schedule+0x16/0x18
[  287.716767]  ? bpf_test_run+0x25d/0x780
[  287.720797]  ? netlink_diag_dump+0x2a0/0x2a0
[  287.725220]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.730756]  ? bpf_test_init.isra.9+0x70/0x100
[  287.735360]  ? bpf_prog_test_run_skb+0x634/0xb40
[  287.740125]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  287.744963]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  287.750492]  ? fput+0x130/0x1a0
[  287.753767]  ? __bpf_prog_get+0x9b/0x290
[  287.757842]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  287.762676]  ? bpf_prog_test_run+0x130/0x1a0
[  287.767083]  ? __x64_sys_bpf+0x3d8/0x510
[  287.771139]  ? bpf_prog_get+0x20/0x20
[  287.774942]  ? __x64_sys_futex+0x4bc/0x6a0
[  287.779179]  ? do_syscall_64+0x1b9/0x820
[  287.783237]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  287.788603]  ? syscall_return_slowpath+0x5e0/0x5e0
[  287.793530]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.798368]  ? trace_hardirqs_on_caller+0x310/0x310
[  287.803385]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  287.808395]  ? prepare_exit_to_usermode+0x291/0x3b0
[  287.813407]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.818279]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  287.823646] warn_alloc_show_mem: 1 callbacks suppressed
[  287.823657] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  287.823658] Mem-Info:
[  287.823686] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  287.823686]  active_file:17 inactive_file:13 isolated_file:0
[  287.823686]  unevictable:0 dirty:0 writeback:0 unstable:0
[  287.823686]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  287.823686]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  287.823686]  free:13756 free_pcp:276 free_cma:0
[  287.829023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  287.836049] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  287.838457] Call Trace:
[  287.871405] Node 0 
[  287.880744]  <IRQ>
[  287.908505] 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
[  287.911074]  dump_stack+0x1c4/0x2b4
[  287.913291] lowmem_reserve[]:
[  287.915448]  ? dump_stack_print_info.cold.2+0x52/0x52
[  287.940932]  0
[  287.944565]  warn_alloc.cold.119+0xb7/0x1bd
[  287.947643]  2819
[  287.952849]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  287.954624]  6323
[  287.958949]  ? lock_downgrade+0x900/0x900
[  287.960984]  6323
[  287.965819]  ? trace_hardirqs_off+0xb8/0x310
[  287.972013]  ? trace_hardirqs_off+0xb8/0x310
[  287.974052] Node 0 
[  287.978454]  __alloc_pages_slowpath+0x2667/0x2d80
[  287.982863] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  287.985084]  ? warn_alloc+0x120/0x120
[  287.989891] lowmem_reserve[]:
[  288.017121]  ? trace_hardirqs_on+0x310/0x310
[  288.020893]  0
[  288.024007]  ? warn_alloc+0x120/0x120
[  288.028385]  0
[  288.030177]  ? warn_alloc+0x120/0x120
[  288.033947]  3503
[  288.035740]  ? ktime_get+0x2e1/0x440
[  288.039512]  3503
[  288.041566]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.047312]  ? check_preemption_disabled+0x48/0x200
[  288.052824] Node 0 Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  288.057872]  ? kasan_check_read+0x11/0x20
[  288.057889]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.086940] lowmem_reserve[]:
[  288.091084]  ? should_fail+0x22d/0xd01
[  288.096591]  0
[  288.099685]  ? rcu_bh_qs+0xc0/0xc0
[  288.103540]  0
[  288.105335]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  288.108849]  0
[  288.110646]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.115717]  0
[  288.117510]  ? should_fail+0x22d/0xd01
[  288.124821]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  288.128682] Node 0 
[  288.133780]  ? should_fail+0x22d/0xd01
[  288.133787] DMA: 1*4kB 
[  288.136038]  ? rcu_idle_enter+0x4b0/0x4b0
[  288.139894] (U) 
[  288.142472]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  288.146588] 0*8kB 
[  288.148555]  ? mark_held_locks+0x130/0x130
[  288.153633] 0*16kB 
[  288.155779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.159998] 1*32kB 
[  288.162228]  ? mark_held_locks+0x130/0x130
[  288.167738] (U) 
[  288.169971]  ? rcu_irq_exit+0xce/0x100
[  288.174178] 2*64kB 
[  288.176147]  ? irq_exit+0xbd/0x1c0
[  288.180007] (U) 
[  288.182237]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  288.185750] 1*128kB 
[  288.187738]  ? do_raw_spin_unlock+0xa7/0x2f0
[  288.192726] (U) 
[  288.195041]  ? smp_call_function_single_interrupt+0x650/0x650
[  288.199420] 1*256kB 
[  288.201399]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.207253] (U) 
[  288.209567]  ? ret_from_intr+0xb/0x1e
[  288.215094] 0*512kB 
[  288.217095]  ? retint_kernel+0x2d/0x2d
[  288.220871] 1*1024kB 
[  288.223190]  ? trace_hardirqs_on_caller+0xc0/0x310
[  288.227046] (U) 
[  288.229448]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  288.234350] 1*2048kB 
[  288.236318]  ? trace_hardirqs_off+0x310/0x310
[  288.241057] (M) 
[  288.243474]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  288.247945] 3*4096kB 
[  288.249947]  __alloc_pages_nodemask+0xa80/0xde0
[  288.255043] (M) 
[  288.257476]  ? should_fail+0x22d/0xd01
[  288.262133] = 15908kB
[  288.264099]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  288.267962] Node 0 
[  288.270374]  ? ____cache_alloc_node+0x1c7/0x1e0
[  288.275349] DMA32: 
[  288.277576]  ? lock_downgrade+0x900/0x900
[  288.282227] 2*4kB 
[  288.284467]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.288590] (M) 
[  288.290736]  cache_grow_begin+0x91/0x8c0
[  288.296254] 1*8kB 
[  288.298226]  ? do_raw_spin_unlock+0xa7/0x2f0
[  288.302262] (M) 
[  288.304411]  fallback_alloc+0x203/0x2e0
[  288.308801] 2*16kB 
[  288.310768]  ____cache_alloc_node+0x1c7/0x1e0
[  288.314726] (M) 
[  288.316972]  kmem_cache_alloc_node+0xe3/0x730
[  288.321439] 3*32kB 
[  288.323406]  ? ipv6_get_ifaddr+0x42e/0x620
[  288.327870] (MH) 
[  288.330119]  __alloc_skb+0x119/0x770
[  288.334326] 5*64kB 
[  288.336380]  ? skb_scrub_packet+0x490/0x490
[  288.340067] (MH) 
[  288.342299]  ? lock_downgrade+0x900/0x900
[  288.346594] 3*128kB 
[  288.348646]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.352764] (M) 
[  288.355095]  ? refcount_sub_and_test_checked+0x203/0x310
[  288.360620] 5*256kB 
[  288.362584]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  288.368007] (UMH) 
[  288.370321]  ? addrconf_rs_timer+0x690/0x690
[  288.375743] 5*512kB 
[  288.377879]  ndisc_alloc_skb+0x144/0x340
[  288.382260] (UMH) 
[  288.384574]  ndisc_send_rs+0x331/0x6e0
[  288.388622] 4*1024kB 
[  288.390787]  addrconf_rs_timer+0x314/0x690
[  288.394655] (UMH) 
[  288.397065]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.401270] 2*2048kB 
[  288.403422]  call_timer_fn+0x272/0x920
[  288.407656] (M) 
[  288.410065]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.413928] 3*4096kB 
[  288.415897]  ? process_timeout+0x40/0x40
[  288.420104] (M) 
[  288.422506]  ? trace_hardirqs_off+0xb8/0x310
[  288.426538] = 25168kB
[  288.428503]  ? kasan_check_read+0x11/0x20
[  288.432886] Node 0 
[  288.435295]  ? do_raw_spin_unlock+0xa7/0x2f0
[  288.439408] Normal: 
[  288.441635]  ? trace_hardirqs_on+0x310/0x310
[  288.446016] 1081*4kB 
[  288.448331]  ? __run_timers+0x7da/0xc70
[  288.452721] (UMEH) 
[  288.455122]  ? lock_downgrade+0x900/0x900
[  288.459103] 387*8kB 
[  288.461328]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  288.465446] (ME) 
[  288.467764]  ? trace_hardirqs_on+0xbd/0x310
[  288.472850] 152*16kB 
[  288.474905]  ? kasan_check_read+0x11/0x20
[  288.479200] (UME) 
[  288.481604]  ? __run_timers+0x7da/0xc70
[  288.485726] 54*32kB 
[  288.487871]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  288.491817] (UME) 
[  288.494128]  ? kasan_check_write+0x14/0x20
[  288.499567] 21*64kB 
[  288.501708]  ? do_raw_spin_lock+0xc1/0x200
[  288.505915] (UM) 
[  288.508229]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.512442] 0*128kB 
[  288.514495]  __run_timers+0x7e5/0xc70
[  288.518702] 0*256kB 
[  288.521023]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  288.524801] 2*512kB 
[  288.527118]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  288.532449] (U) 
[  288.534766]  ? timerqueue_add+0x207/0x2b0
[  288.539764] 0*1024kB 
[  288.541736]  ? enqueue_hrtimer+0x1a5/0x560
[  288.545862] 0*2048kB 
[  288.548261]  ? lock_release+0x970/0x970
[  288.552470] 0*4096kB 
[  288.554872]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  288.558818] = 13948kB
[  288.561220]  ? check_preemption_disabled+0x48/0x200
[  288.566388] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  288.568833]  ? kasan_check_write+0x14/0x20
[  288.573842] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  288.582663]  ? pvclock_read_flags+0x160/0x160
[  288.586874] 4244 total pagecache pages
[  288.595463]  ? lock_downgrade+0x900/0x900
[  288.599942] 0 pages in swap cache
[  288.603837]  ? trace_hardirqs_on+0xbd/0x310
[  288.607957] Swap cache stats: add 0, delete 0, find 0/0
[  288.611399]  ? kvm_sched_clock_read+0x9/0x20
[  288.615691] Free swap  = 0kB
[  288.621042]  ? irq_exit+0x17f/0x1c0
[  288.625424] Total swap = 0kB
[  288.628432]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.632030] 1965979 pages RAM
[  288.635040]  ? check_preemption_disabled+0x48/0x200
[  288.640554] 0 pages HighMem/MovableOnly
[  288.643650]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.648640] 342307 pages reserved
[  288.652602]  run_timer_softirq+0x52/0xb0
[  288.658111] 0 pages cma reserved
[  288.661555]  ? __this_cpu_preempt_check+0x1c/0x1f
[  288.665636] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  288.668938]  __do_softirq+0x30b/0xad8
[  288.668956]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  288.668972]  ? pvclock_read_flags+0x160/0x160
[  288.673897] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  288.680298]  ? lapic_next_event+0x5a/0x90
[  288.684069] syz-executor2 cpuset=
[  288.689163]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.693630] syz2
[  288.704118]  ? clockevents_program_event+0x140/0x370
[  288.708243]  mems_allowed=0
[  288.711701]  ? kvm_clock_read+0x18/0x30
[  288.731123]  ? kvm_sched_clock_read+0x9/0x20
[  288.735530]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.741068]  ? check_preemption_disabled+0x48/0x200
[  288.746088]  irq_exit+0x17f/0x1c0
[  288.749538]  smp_apic_timer_interrupt+0x1cb/0x760
[  288.754375]  ? smp_reschedule_interrupt+0x109/0x650
[  288.759388]  ? smp_call_function_single_interrupt+0x650/0x650
[  288.765304]  ? interrupt_entry+0xb5/0xf0
[  288.769359]  ? trace_hardirqs_off_caller+0xbb/0x310
[  288.774367]  ? trace_hardirqs_off_caller+0xbb/0x310
[  288.779377]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  288.784213]  ? trace_hardirqs_on_caller+0x310/0x310
[  288.789222]  ? trace_hardirqs_on_caller+0x310/0x310
[  288.794247]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.799787]  ? check_preemption_disabled+0x48/0x200
[  288.804810]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.810347]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  288.815192]  apic_timer_interrupt+0xf/0x20
[  288.819417]  </IRQ>
[  288.821654] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  288.826853] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  288.845749] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  288.853458] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  288.860726] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  288.867994] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  288.875303] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  288.882565] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  288.889855]  ? trace_hardirqs_on+0x9a/0x310
[  288.894170]  ? trace_hardirqs_on+0xb4/0x310
[  288.898490]  retint_kernel+0x1b/0x2d
[  288.902219] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  288.907507] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  288.926404] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  288.934105] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  288.941368] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  288.948745] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  288.956030] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  288.963309] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  288.970587]  ? trace_hardirqs_on+0x9a/0x310
[  288.974912]  ? arch_local_irq_restore+0x45/0x52
[  288.979580]  dump_stack+0x26a/0x2b4
[  288.983213]  ? dump_stack_print_info.cold.2+0x52/0x52
[  288.988400]  ? mark_held_locks+0x130/0x130
[  288.992633]  ? mark_held_locks+0x130/0x130
[  288.996865]  dump_header+0x27b/0xf72
[  289.000577]  ? rcu_read_unlock+0x16/0x60
[  289.004655]  ? pagefault_out_of_memory+0x197/0x197
[  289.009587]  ? mark_held_locks+0x130/0x130
[  289.013823]  ? percpu_ref_put_many+0x13e/0x260
[  289.018420]  ? mem_cgroup_charge_statistics+0x780/0x780
[  289.023793]  ? mem_cgroup_iter+0x1f7/0x1160
[  289.028111]  ? mark_held_locks+0x130/0x130
[  289.032346]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.037879]  ? task_will_free_mem+0x239/0xb30
[  289.042378]  ? ___ratelimit+0x36f/0x655
[  289.046366]  ? lock_downgrade+0x900/0x900
[  289.050524]  ? trace_hardirqs_on+0xbd/0x310
[  289.054840]  ? kasan_check_read+0x11/0x20
[  289.058984]  ? ___ratelimit+0x36f/0x655
[  289.062959]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  289.068409]  ? trace_hardirqs_on+0x310/0x310
[  289.072812]  ? lock_downgrade+0x900/0x900
[  289.076959]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  289.082509]  ? ___ratelimit+0xaa/0x655
[  289.086398]  ? idr_get_free+0xec0/0xec0
[  289.090364]  ? kasan_check_write+0x14/0x20
[  289.094599]  ? do_raw_spin_lock+0xc1/0x200
[  289.098832]  oom_kill_process.cold.27+0x10/0x903
[  289.103588]  ? lock_downgrade+0x900/0x900
[  289.107756]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  289.113585]  ? oom_evaluate_task+0x540/0x540
[  289.118008]  ? shrink_node+0x16b0/0x16b0
[  289.122086]  ? oom_unkillable_task+0x383/0x580
[  289.126662]  ? out_of_memory+0x974/0x1430
[  289.130815]  ? lock_downgrade+0x900/0x900
[  289.134984]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  289.140796]  ? __cpuset_node_allowed+0x19b/0x660
[  289.145550]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.151096]  ? oom_evaluate_task+0x302/0x540
[  289.155533]  out_of_memory+0xa84/0x1430
[  289.159510]  ? oom_killer_disable+0x3a0/0x3a0
[  289.164000]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  289.168927]  ? __mutex_add_waiter+0x2a0/0x2a0
[  289.173442]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  289.178473]  ? find_next_bit+0x104/0x130
[  289.182536]  __alloc_pages_slowpath+0x2318/0x2d80
[  289.187390]  ? warn_alloc+0x120/0x120
[  289.191186]  ? __radix_tree_lookup+0x4c0/0x4c0
[  289.195783]  ? find_get_entry+0x2f2/0xc40
[  289.199944]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  289.204873]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.210404]  ? should_fail+0x22d/0xd01
[  289.214300]  ? ___might_sleep+0x1ed/0x300
[  289.218440]  ? lock_release+0x970/0x970
[  289.222409]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  289.227508]  ? debug_smp_processor_id+0x1c/0x20
[  289.232192]  ? __might_sleep+0x95/0x190
[  289.236167]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  289.241028]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  289.246065]  ? lock_downgrade+0x900/0x900
[  289.250210]  ? ___might_sleep+0x1ed/0x300
[  289.254350]  ? lock_release+0x970/0x970
[  289.258321]  ? arch_local_save_flags+0x40/0x40
[  289.262900]  ? finish_task_switch+0x1f5/0x900
[  289.267396]  ? __might_sleep+0x95/0x190
[  289.271388]  __alloc_pages_nodemask+0xa80/0xde0
[  289.276064]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  289.281092]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  289.286883]  ? kasan_check_write+0x14/0x20
[  289.291141]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  289.295824]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.301354]  ? __do_page_cache_readahead+0x7ce/0x980
[  289.306459]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  289.311992]  alloc_pages_current+0x10c/0x210
[  289.316396]  ? lock_downgrade+0x900/0x900
[  289.320556]  __page_cache_alloc+0x38f/0x5b0
[  289.324873]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  289.330668]  ? ext4_filemap_fault+0x82/0xad
[  289.334987]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  289.339654]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.345191]  ? check_preemption_disabled+0x48/0x200
[  289.350207]  filemap_fault+0x1594/0x25f0
[  289.354283]  ? __lock_page_or_retry+0xa00/0xa00
[  289.358982]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  289.364788]  ? unwind_dump+0x190/0x190
[  289.368682]  ? is_bpf_text_address+0xd3/0x170
[  289.373207]  ? filemap_map_pages+0xdea/0x1980
[  289.377714]  ? find_get_pages_range_tag+0x1320/0x1320
[  289.382902]  ? save_stack+0xa9/0xd0
[  289.386536]  ? save_stack+0x43/0xd0
[  289.390152]  ? __kasan_slab_free+0x102/0x150
[  289.394561]  ? __sigqueue_free.part.27+0x7d/0xa0
[  289.399324]  ? __dequeue_signal+0x530/0x7d0
[  289.403638]  ? dequeue_signal+0x26c/0x630
[  289.407812]  ? get_signal+0x3ec/0x1980
[  289.411694]  ? do_signal+0x9c/0x21e0
[  289.415407]  ? exit_to_usermode_loop+0x2e5/0x380
[  289.420166]  ? mark_held_locks+0x130/0x130
[  289.424401]  ? trace_hardirqs_on+0x310/0x310
[  289.428825]  ? lock_acquire+0x1ed/0x520
[  289.432827]  ? ext4_filemap_fault+0x7a/0xad
[  289.437180]  ? lock_release+0x970/0x970
[  289.441148]  ? arch_local_save_flags+0x40/0x40
[  289.445725]  ? mark_held_locks+0x130/0x130
[  289.449956]  ? trace_hardirqs_off+0xb8/0x310
[  289.454365]  ? down_read+0xb0/0x1d0
[  289.457987]  ? ext4_filemap_fault+0x7a/0xad
[  289.462308]  ? __down_interruptible+0x700/0x700
[  289.467007]  ? kmem_cache_free+0x21a/0x290
[  289.471252]  ? __sigqueue_free.part.27+0x7d/0xa0
[  289.476005]  ? __dequeue_signal+0xf9/0x7d0
[  289.480296]  ext4_filemap_fault+0x82/0xad
[  289.484442]  __do_fault+0x100/0x6b0
[  289.488071]  ? print_bad_pte+0x6c0/0x6c0
[  289.492126]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.497658]  ? pmd_val+0x88/0x100
[  289.501106]  ? add_mm_counter_fast+0xd0/0xd0
[  289.505537]  ? pmd_val+0x88/0x100
[  289.508985]  ? add_mm_counter_fast+0xd0/0xd0
[  289.513391]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.518927]  __handle_mm_fault+0x3709/0x53e0
[  289.523355]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  289.528192]  ? kasan_check_write+0x14/0x20
[  289.532421]  ? do_raw_spin_lock+0xc1/0x200
[  289.536660]  ? _raw_spin_unlock_irq+0x60/0x80
[  289.541153]  ? __set_current_blocked+0xe4/0x120
[  289.545827]  ? lock_acquire+0x1ed/0x520
[  289.549822]  ? handle_mm_fault+0x42a/0xc70
[  289.554054]  ? lock_downgrade+0x900/0x900
[  289.558206]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  289.564018]  ? __do_page_fault+0x67d/0xed0
[  289.568283]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  289.573768]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.579312]  ? check_preemption_disabled+0x48/0x200
[  289.584331]  handle_mm_fault+0x54f/0xc70
[  289.588391]  ? __handle_mm_fault+0x53e0/0x53e0
[  289.592969]  ? find_vma+0x34/0x190
[  289.596508]  __do_page_fault+0x67d/0xed0
[  289.600569]  ? mm_fault_error+0x380/0x380
[  289.604714]  ? syscall_slow_exit_work+0x520/0x520
[  289.609554]  do_page_fault+0xf2/0x7e0
[  289.613350]  ? vmalloc_sync_all+0x30/0x30
[  289.617515]  ? error_entry+0x70/0xd0
[  289.621227]  ? trace_hardirqs_off_caller+0xbb/0x310
[  289.626242]  ? trace_hardirqs_on_caller+0xc0/0x310
[  289.631171]  ? syscall_return_slowpath+0x5e0/0x5e0
[  289.636094]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.640931]  ? trace_hardirqs_on_caller+0x310/0x310
[  289.645943]  ? trace_hardirqs_off+0x310/0x310
[  289.650437]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  289.655487]  ? prepare_exit_to_usermode+0x291/0x3b0
[  289.660496]  ? page_fault+0x8/0x30
[  289.664066]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.668908]  ? page_fault+0x8/0x30
[  289.672443]  page_fault+0x1e/0x30
[  289.675895] RIP: 0033:0x45db60
[  289.679092] Code: Bad RIP value.
[  289.682453] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  289.687811] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  289.695077] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  289.702356] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  289.709637] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  289.716931] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  289.724232] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  289.724301] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  289.731503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  289.731507] Call Trace:
[  289.731512]  <IRQ>
[  289.731528]  dump_stack+0x1c4/0x2b4
[  289.731545]  ? dump_stack_print_info.cold.2+0x52/0x52
[  289.738126] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  289.747411]  warn_alloc.cold.119+0xb7/0x1bd
[  289.749967] syz-fuzzer cpuset=
[  289.752107]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  289.755704] /
[  289.760887]  ? lock_downgrade+0x900/0x900
[  289.771087]  mems_allowed=0
[  289.775396]  ? trace_hardirqs_off+0xb8/0x310
[  289.796538]  ? trace_hardirqs_off+0xb8/0x310
[  289.800964]  __alloc_pages_slowpath+0x2667/0x2d80
[  289.805827]  ? warn_alloc+0x120/0x120
[  289.809626]  ? warn_alloc+0x120/0x120
[  289.813430]  ? warn_alloc+0x120/0x120
[  289.817230]  ? mark_held_locks+0x130/0x130
[  289.821465]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.826996]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.832531]  ? should_fail+0x22d/0xd01
[  289.836422]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  289.841528]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.847064]  ? should_fail+0x22d/0xd01
[  289.850954]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  289.856071]  ? should_fail+0x22d/0xd01
[  289.859957]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  289.865058]  ? mark_held_locks+0x130/0x130
[  289.869321]  ? mark_held_locks+0x130/0x130
[  289.873549]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.879116]  ? try_to_wake_up+0x10a/0x12f0
[  289.883345]  ? lock_downgrade+0x900/0x900
[  289.887492]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.893027]  ? trace_hardirqs_off+0xb8/0x310
[  289.897444]  ? kasan_check_read+0x11/0x20
[  289.901617]  ? do_raw_spin_unlock+0xa7/0x2f0
[  289.906039]  ? trace_hardirqs_on+0x310/0x310
[  289.910458]  ? kasan_check_write+0x14/0x20
[  289.914692]  ? do_raw_spin_lock+0xc1/0x200
[  289.918929]  __alloc_pages_nodemask+0xa80/0xde0
[  289.923608]  ? should_fail+0x22d/0xd01
[  289.927511]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  289.932542]  ? ____cache_alloc_node+0x1c7/0x1e0
[  289.937220]  ? lock_downgrade+0x900/0x900
[  289.941382]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.946936]  cache_grow_begin+0x91/0x8c0
[  289.950989]  ? do_raw_spin_unlock+0xa7/0x2f0
[  289.955397]  fallback_alloc+0x203/0x2e0
[  289.959369]  ____cache_alloc_node+0x1c7/0x1e0
[  289.963885]  kmem_cache_alloc_node+0xe3/0x730
[  289.968374]  ? ipv6_get_ifaddr+0x42e/0x620
[  289.972612]  __alloc_skb+0x119/0x770
[  289.976328]  ? skb_scrub_packet+0x490/0x490
[  289.980642]  ? lock_downgrade+0x900/0x900
[  289.984821]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.990360]  ? refcount_sub_and_test_checked+0x203/0x310
[  289.995817]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  290.001261]  ? addrconf_rs_timer+0x690/0x690
[  290.005668]  ndisc_alloc_skb+0x144/0x340
[  290.009729]  ndisc_send_rs+0x331/0x6e0
[  290.013644]  addrconf_rs_timer+0x314/0x690
[  290.017895]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.022139]  call_timer_fn+0x272/0x920
[  290.026039]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.030272]  ? process_timeout+0x40/0x40
[  290.034330]  ? trace_hardirqs_off+0xb8/0x310
[  290.038733]  ? kasan_check_read+0x11/0x20
[  290.042881]  ? do_raw_spin_unlock+0xa7/0x2f0
[  290.047302]  ? trace_hardirqs_on+0x310/0x310
[  290.051706]  ? __run_timers+0x7da/0xc70
[  290.055674]  ? lock_downgrade+0x900/0x900
[  290.059837]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  290.064949]  ? trace_hardirqs_on+0xbd/0x310
[  290.069263]  ? kasan_check_read+0x11/0x20
[  290.073408]  ? __run_timers+0x7da/0xc70
[  290.077409]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  290.082887]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.088422]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.092673]  __run_timers+0x7e5/0xc70
[  290.096475]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  290.101837]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  290.106850]  ? timerqueue_add+0x207/0x2b0
[  290.111015]  ? enqueue_hrtimer+0x1a5/0x560
[  290.115244]  ? lock_release+0x970/0x970
[  290.119229]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  290.124415]  ? kasan_check_write+0x14/0x20
[  290.128652]  ? pvclock_read_flags+0x160/0x160
[  290.133173]  ? lock_downgrade+0x900/0x900
[  290.137318]  ? trace_hardirqs_on+0xbd/0x310
[  290.141639]  ? kvm_sched_clock_read+0x9/0x20
[  290.146045]  ? irq_exit+0x17f/0x1c0
[  290.149682]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.155214]  ? check_preemption_disabled+0x48/0x200
[  290.160241]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.165784]  run_timer_softirq+0x52/0xb0
[  290.169866]  ? __this_cpu_preempt_check+0x1c/0x1f
[  290.174702]  __do_softirq+0x30b/0xad8
[  290.178507]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  290.183608]  ? pvclock_read_flags+0x160/0x160
[  290.188097]  ? lapic_next_event+0x5a/0x90
[  290.192341]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.197873]  ? clockevents_program_event+0x140/0x370
[  290.202975]  ? kvm_clock_read+0x18/0x30
[  290.206946]  ? kvm_sched_clock_read+0x9/0x20
[  290.211354]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.216902]  ? check_preemption_disabled+0x48/0x200
[  290.221925]  irq_exit+0x17f/0x1c0
[  290.225375]  smp_apic_timer_interrupt+0x1cb/0x760
[  290.230210]  ? smp_reschedule_interrupt+0x109/0x650
[  290.235222]  ? smp_call_function_single_interrupt+0x650/0x650
[  290.241103]  ? interrupt_entry+0xb5/0xf0
[  290.245189]  ? trace_hardirqs_off_caller+0xbb/0x310
[  290.250203]  ? trace_hardirqs_off_caller+0xbb/0x310
[  290.255218]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.260088]  ? trace_hardirqs_on_caller+0x310/0x310
[  290.265097]  ? trace_hardirqs_on_caller+0x310/0x310
[  290.270111]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.275643]  ? check_preemption_disabled+0x48/0x200
[  290.280659]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.285502]  apic_timer_interrupt+0xf/0x20
[  290.289729]  </IRQ>
[  290.291987] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  290.297901] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  290.316808] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  290.324514] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  290.331803] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  290.339095] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  290.346355] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  290.353620] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  290.360923]  ? trace_hardirqs_on+0xb4/0x310
[  290.365247]  ? save_stack+0xa9/0xd0
[  290.368878]  __kmalloc_node_track_caller+0x33/0x70
[  290.373816]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  290.378573]  pskb_expand_head+0x230/0x10f0
[  290.382811]  ? lock_downgrade+0x900/0x900
[  290.386967]  ? check_preemption_disabled+0x48/0x200
[  290.391974]  ? memcpy+0x45/0x50
[  290.395251]  ? __copy_skb_header+0x350/0x6b0
[  290.399652]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  290.404143]  ? skb_checksum+0x140/0x140
[  290.408117]  ? trace_hardirqs_on+0xbd/0x310
[  290.412438]  ? skb_clone+0x1bb/0x500
[  290.416148]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  290.421591]  ? kasan_unpoison_shadow+0x35/0x50
[  290.426168]  ? kasan_check_write+0x14/0x20
[  290.430402]  ? __skb_clone+0x6c7/0xa00
[  290.434290]  ? __copy_skb_header+0x6b0/0x6b0
[  290.438694]  ? kmem_cache_alloc+0x306/0x730
[  290.443050]  skb_ensure_writable+0x3dd/0x640
[  290.447460]  ? skb_cow_data+0xf10/0xf10
[  290.451428]  ? check_preemption_disabled+0x48/0x200
[  290.456444]  ? __this_cpu_preempt_check+0x1c/0x1f
[  290.461283]  ? __bpf_redirect+0x54b/0xb20
[  290.465425]  ? __switch_to_asm+0x34/0x70
[  290.469484]  bpf_clone_redirect+0x14a/0x490
[  290.473838]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  290.478854]  ? __sched_text_start+0x8/0x8
[  290.483002]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  290.487772]  ? retint_kernel+0x2d/0x2d
[  290.491721]  ? trace_hardirqs_on_caller+0xc0/0x310
[  290.496654]  ? retint_kernel+0x2d/0x2d
[  290.500533]  ? trace_hardirqs_on_caller+0xc0/0x310
[  290.505461]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  290.510215]  ? trace_hardirqs_off+0x310/0x310
[  290.514709]  ? retint_kernel+0x1b/0x2d
[  290.518617]  ? lock_acquire+0x1ed/0x520
[  290.522631]  ? bpf_test_run+0x3cb/0x780
[  290.526605]  ? lock_downgrade+0x900/0x900
[  290.530745]  ? lock_release+0x970/0x970
[  290.534720]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  290.540511]  ? preempt_schedule_common+0x1f/0xd0
[  290.545277]  ? preempt_schedule+0x4d/0x60
[  290.549417]  ? ___preempt_schedule+0x16/0x18
[  290.553841]  ? bpf_test_run+0x25d/0x780
[  290.557831]  ? netlink_diag_dump+0x2a0/0x2a0
[  290.562241]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.567770]  ? bpf_test_init.isra.9+0x70/0x100
[  290.572362]  ? bpf_prog_test_run_skb+0x634/0xb40
[  290.577116]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  290.581952]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  290.587499]  ? fput+0x130/0x1a0
[  290.590832]  ? __bpf_prog_get+0x9b/0x290
[  290.594937]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  290.599783]  ? bpf_prog_test_run+0x130/0x1a0
[  290.604196]  ? __x64_sys_bpf+0x3d8/0x510
[  290.608251]  ? bpf_prog_get+0x20/0x20
[  290.612074]  ? __x64_sys_futex+0x4bc/0x6a0
[  290.616311]  ? do_syscall_64+0x1b9/0x820
[  290.620368]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  290.625733]  ? syscall_return_slowpath+0x5e0/0x5e0
[  290.630658]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.635497]  ? trace_hardirqs_on_caller+0x310/0x310
[  290.640510]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  290.645523]  ? prepare_exit_to_usermode+0x291/0x3b0
[  290.650535]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.655379]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  290.660747] warn_alloc_show_mem: 1 callbacks suppressed
[  290.660757] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  290.660759] Mem-Info:
[  290.660801] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  290.660801]  active_file:17 inactive_file:13 isolated_file:0
[  290.660801]  unevictable:0 dirty:0 writeback:0 unstable:0
[  290.660801]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  290.660801]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  290.660801]  free:13756 free_pcp:276 free_cma:0
[  290.666128] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  290.673142] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  290.675551] Call Trace:
[  290.708495] Node 0 
[  290.717833]  <IRQ>
[  290.745596] 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
[  290.748148]  dump_stack+0x1c4/0x2b4
[  290.750356] lowmem_reserve[]:
[  290.752502]  ? dump_stack_print_info.cold.2+0x52/0x52
[  290.777974]  0
[  290.781613]  warn_alloc.cold.119+0xb7/0x1bd
[  290.784700]  2819
[  290.789882]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  290.791659]  6323
[  290.795970]  ? lock_downgrade+0x900/0x900
[  290.798004]  6323
[  290.802851]  ? trace_hardirqs_off+0xb8/0x310
[  290.809028]  ? trace_hardirqs_off+0xb8/0x310
[  290.811062] Node 0 
[  290.815466]  __alloc_pages_slowpath+0x2667/0x2d80
[  290.819867] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  290.822082]  ? warn_alloc+0x120/0x120
[  290.826888] lowmem_reserve[]:
[  290.854116]  ? trace_hardirqs_on+0x310/0x310
[  290.857888]  0
[  290.860985]  ? warn_alloc+0x120/0x120
[  290.865382]  0
[  290.867187]  ? warn_alloc+0x120/0x120
[  290.870962]  3503
[  290.872753]  ? ktime_get+0x2e1/0x440
[  290.876541]  3503
[  290.878612]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.882298] Node 0 
[  290.884355]  ? check_preemption_disabled+0x48/0x200
[  290.889887] Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  290.892086]  ? kasan_check_read+0x11/0x20
[  290.897071] lowmem_reserve[]:
[  290.925527]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.929649]  0
[  290.932762]  ? should_fail+0x22d/0xd01
[  290.938274]  0
[  290.940076]  ? rcu_bh_qs+0xc0/0xc0
[  290.943930]  0
[  290.945714]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  290.945736]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.945743]  ? should_fail+0x22d/0xd01
[  290.945752]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  290.945758]  ? should_fail+0x22d/0xd01
[  290.945765]  ? rcu_idle_enter+0x4b0/0x4b0
[  290.945773]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  290.945809]  ? mark_held_locks+0x130/0x130
[  290.945824]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.949343]  0
[  290.951141]  ? mark_held_locks+0x130/0x130
[  290.961745]  ? rcu_irq_exit+0xce/0x100
[  290.965603] Node 0 
[  290.970698]  ? irq_exit+0xbd/0x1c0
[  290.974557] DMA: 
[  290.978692]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  290.983768] 1*4kB 
[  290.988002]  ? do_raw_spin_unlock+0xa7/0x2f0
[  290.993510] (U) 
[  290.995301]  ? smp_call_function_single_interrupt+0x650/0x650
[  290.999508] 0*8kB 
[  291.003395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.005608] 0*16kB 
[  291.009137]  ? ret_from_intr+0xb/0x1e
[  291.011176] 1*32kB 
[  291.016184]  ? retint_kernel+0x2d/0x2d
[  291.018309] (U) 
[  291.022710]  ? trace_hardirqs_on_caller+0xc0/0x310
[  291.024664] 2*64kB 
[  291.030535]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  291.032660] (U) 
[  291.038198]  ? trace_hardirqs_off+0x310/0x310
[  291.040411] 1*128kB 
[  291.044202]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  291.046414] (U) 
[  291.050298]  __alloc_pages_nodemask+0xa80/0xde0
[  291.052244] 1*256kB 
[  291.057164]  ? should_fail+0x22d/0xd01
[  291.059373] (U) 
[  291.064120]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  291.066083] 0*512kB 
[  291.070575]  ? ____cache_alloc_node+0x1c7/0x1e0
[  291.072866] 1*1024kB 
[  291.078479]  ? lock_downgrade+0x900/0x900
[  291.080434] (U) 
[  291.085107]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.087402] 1*2048kB 
[  291.091279]  cache_grow_begin+0x91/0x8c0
[  291.093229] (M) 
[  291.098235]  ? do_raw_spin_unlock+0xa7/0x2f0
[  291.100535] 3*4096kB 
[  291.105190]  fallback_alloc+0x203/0x2e0
[  291.107572] (M) 
[  291.111711]  ____cache_alloc_node+0x1c7/0x1e0
[  291.113663] = 15908kB
[  291.119191]  kmem_cache_alloc_node+0xe3/0x730
[  291.121576] Node 0 
[  291.125628]  ? ipv6_get_ifaddr+0x42e/0x620
[  291.127579] DMA32: 
[  291.131979]  __alloc_skb+0x119/0x770
[  291.134360] 2*4kB 
[  291.138322]  ? skb_scrub_packet+0x490/0x490
[  291.140271] (M) 
[  291.144758]  ? lock_downgrade+0x900/0x900
[  291.147147] 1*8kB 
[  291.151629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.153841] (M) 
[  291.158070]  ? refcount_sub_and_test_checked+0x203/0x310
[  291.160290] 2*16kB (M) 
[  291.164005]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  291.166130] 3*32kB 
[  291.170436]  ? addrconf_rs_timer+0x690/0x690
[  291.172389] (MH) 
[  291.176530]  ndisc_alloc_skb+0x144/0x340
[  291.178655] 5*64kB 
[  291.184179]  ndisc_send_rs+0x331/0x6e0
[  291.186134] (MH) 
[  291.191576]  addrconf_rs_timer+0x314/0x690
[  291.194137] 3*128kB 
[  291.199572]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.201791] (M) 
[  291.206191]  call_timer_fn+0x272/0x920
[  291.208256] 5*256kB 
[  291.212300]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.214524] (UMH) 
[  291.218419]  ? process_timeout+0x40/0x40
[  291.220458] 5*512kB 
[  291.224694]  ? trace_hardirqs_off+0xb8/0x310
[  291.226990] (UMH) 
[  291.231211]  ? kasan_check_read+0x11/0x20
[  291.233161] 4*1024kB 
[  291.237040]  ? do_raw_spin_unlock+0xa7/0x2f0
[  291.239352] (UMH) 
[  291.243584]  ? trace_hardirqs_on+0x310/0x310
[  291.245703] 2*2048kB 
[  291.249754]  ? __run_timers+0x7da/0xc70
[  291.252053] (M) 
[  291.256493]  ? lock_downgrade+0x900/0x900
[  291.258617] 3*4096kB 
[  291.262768]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  291.265170] (M) 
[  291.269571]  ? trace_hardirqs_on+0xbd/0x310
[  291.271694] = 25168kB
[  291.276098]  ? kasan_check_read+0x11/0x20
[  291.278486] Node 0 
[  291.282447]  ? __run_timers+0x7da/0xc70
[  291.284397] Normal: 
[  291.288549]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  291.290936] 1081*4kB 
[  291.296038]  ? kasan_check_write+0x14/0x20
[  291.297986] (UMEH) 
[  291.302301]  ? do_raw_spin_lock+0xc1/0x200
[  291.304682] 387*8kB 
[  291.308818]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.311036] (ME) 
[  291.315010]  __run_timers+0x7e5/0xc70
[  291.317309] 152*16kB 
[  291.322749]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  291.325130] (UME) 
[  291.329354]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  291.331563] 54*32kB 
[  291.335793]  ? timerqueue_add+0x207/0x2b0
[  291.338096] (UME) 
[  291.342321]  ? enqueue_hrtimer+0x1a5/0x560
[  291.344357] 21*64kB 
[  291.348146]  ? lock_release+0x970/0x970
[  291.350527] (UM) 
[  291.355879]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  291.358009] 0*128kB 
[  291.363028]  ? check_preemption_disabled+0x48/0x200
[  291.365330] 0*256kB 
[  291.369482]  ? kasan_check_write+0x14/0x20
[  291.371607] 2*512kB 
[  291.375829]  ? pvclock_read_flags+0x160/0x160
[  291.378159] (U) 
[  291.382120]  ? lock_downgrade+0x900/0x900
[  291.384170] 0*1024kB 
[  291.389354]  ? trace_hardirqs_on+0xbd/0x310
[  291.391652] 0*2048kB 
[  291.396656]  ? kvm_sched_clock_read+0x9/0x20
[  291.398983] 0*4096kB 
[  291.403222]  ? irq_exit+0x17f/0x1c0
[  291.405521] = 13948kB
[  291.410010]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.411969] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  291.416111]  ? check_preemption_disabled+0x48/0x200
[  291.418500] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  291.422815]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.425204] 4244 total pagecache pages
[  291.429606]  run_timer_softirq+0x52/0xb0
[  291.431993] 0 pages in swap cache
[  291.435609]  ? __this_cpu_preempt_check+0x1c/0x1f
[  291.438003] Swap cache stats: add 0, delete 0, find 0/0
[  291.443536]  __do_softirq+0x30b/0xad8
[  291.452343] Free swap  = 0kB
[  291.457350]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  291.465943] Total swap = 0kB
[  291.471467]  ? pvclock_read_flags+0x160/0x160
[  291.475327] 1965979 pages RAM
[  291.479379]  ? lapic_next_event+0x5a/0x90
[  291.482833] 0 pages HighMem/MovableOnly
[  291.487679]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.493017] 342307 pages reserved
[  291.496815]  ? clockevents_program_event+0x140/0x370
[  291.499812] 0 pages cma reserved
[  291.504904]  ? kvm_clock_read+0x18/0x30
[  291.507960] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  291.512393]  ? kvm_sched_clock_read+0x9/0x20
[  291.515511] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  291.519618]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.523565] syz-executor2 cpuset=
[  291.529105]  ? check_preemption_disabled+0x48/0x200
[  291.532530] syz2
[  291.537623]  irq_exit+0x17f/0x1c0
[  291.540961]  mems_allowed=0
[  291.544940]  smp_apic_timer_interrupt+0x1cb/0x760
[  291.593418]  ? smp_reschedule_interrupt+0x109/0x650
[  291.598427]  ? smp_call_function_single_interrupt+0x650/0x650
[  291.604309]  ? interrupt_entry+0xb5/0xf0
[  291.608373]  ? trace_hardirqs_off_caller+0xbb/0x310
[  291.613386]  ? trace_hardirqs_off_caller+0xbb/0x310
[  291.618397]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.623235]  ? trace_hardirqs_on_caller+0x310/0x310
[  291.628260]  ? trace_hardirqs_on_caller+0x310/0x310
[  291.633274]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.638811]  ? check_preemption_disabled+0x48/0x200
[  291.643820]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.649357]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.654200]  apic_timer_interrupt+0xf/0x20
[  291.658423]  </IRQ>
[  291.660661] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  291.665847] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  291.684746] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  291.692476] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  291.699743] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  291.707005] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  291.714268] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  291.721534] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  291.728816]  ? trace_hardirqs_on+0x9a/0x310
[  291.733131]  ? trace_hardirqs_on+0xb4/0x310
[  291.737454]  retint_kernel+0x1b/0x2d
[  291.741164] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  291.746435] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  291.765328] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  291.773050] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  291.780316] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  291.787580] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  291.794842] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  291.802106] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  291.809379]  ? trace_hardirqs_on+0x9a/0x310
[  291.813695]  ? arch_local_irq_restore+0x45/0x52
[  291.818363]  dump_stack+0x26a/0x2b4
[  291.822004]  ? dump_stack_print_info.cold.2+0x52/0x52
[  291.827206]  ? mark_held_locks+0x130/0x130
[  291.831438]  ? mark_held_locks+0x130/0x130
[  291.835672]  dump_header+0x27b/0xf72
[  291.839385]  ? rcu_read_unlock+0x16/0x60
[  291.843445]  ? pagefault_out_of_memory+0x197/0x197
[  291.848372]  ? mark_held_locks+0x130/0x130
[  291.852605]  ? percpu_ref_put_many+0x13e/0x260
[  291.857218]  ? mem_cgroup_charge_statistics+0x780/0x780
[  291.862585]  ? mem_cgroup_iter+0x1f7/0x1160
[  291.866900]  ? mark_held_locks+0x130/0x130
[  291.871137]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.876669]  ? task_will_free_mem+0x239/0xb30
[  291.881183]  ? ___ratelimit+0x36f/0x655
[  291.885158]  ? lock_downgrade+0x900/0x900
[  291.889309]  ? trace_hardirqs_on+0xbd/0x310
[  291.893644]  ? kasan_check_read+0x11/0x20
[  291.897790]  ? ___ratelimit+0x36f/0x655
[  291.901768]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  291.907222]  ? trace_hardirqs_on+0x310/0x310
[  291.911629]  ? lock_downgrade+0x900/0x900
[  291.915773]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  291.920878]  ? ___ratelimit+0xaa/0x655
[  291.924784]  ? idr_get_free+0xec0/0xec0
[  291.928751]  ? kasan_check_write+0x14/0x20
[  291.932994]  ? do_raw_spin_lock+0xc1/0x200
[  291.937263]  oom_kill_process.cold.27+0x10/0x903
[  291.942016]  ? lock_downgrade+0x900/0x900
[  291.946169]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  291.951998]  ? oom_evaluate_task+0x540/0x540
[  291.956409]  ? shrink_node+0x16b0/0x16b0
[  291.960469]  ? oom_unkillable_task+0x383/0x580
[  291.965048]  ? out_of_memory+0x974/0x1430
[  291.969218]  ? lock_downgrade+0x900/0x900
[  291.973364]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  291.979158]  ? __cpuset_node_allowed+0x19b/0x660
[  291.983928]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.989462]  ? oom_evaluate_task+0x302/0x540
[  291.993868]  out_of_memory+0xa84/0x1430
[  291.997846]  ? oom_killer_disable+0x3a0/0x3a0
[  292.002341]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  292.007271]  ? __mutex_add_waiter+0x2a0/0x2a0
[  292.011771]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  292.016813]  ? find_next_bit+0x104/0x130
[  292.020876]  __alloc_pages_slowpath+0x2318/0x2d80
[  292.025747]  ? warn_alloc+0x120/0x120
[  292.029548]  ? __radix_tree_lookup+0x4c0/0x4c0
[  292.034133]  ? find_get_entry+0x2f2/0xc40
[  292.038284]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  292.043227]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.048789]  ? should_fail+0x22d/0xd01
[  292.052694]  ? ___might_sleep+0x1ed/0x300
[  292.056840]  ? lock_release+0x970/0x970
[  292.060839]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  292.065939]  ? debug_smp_processor_id+0x1c/0x20
[  292.070609]  ? __might_sleep+0x95/0x190
[  292.074587]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  292.079428]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  292.084445]  ? lock_downgrade+0x900/0x900
[  292.088589]  ? ___might_sleep+0x1ed/0x300
[  292.092736]  ? lock_release+0x970/0x970
[  292.096721]  ? arch_local_save_flags+0x40/0x40
[  292.101302]  ? finish_task_switch+0x1f5/0x900
[  292.105802]  ? __might_sleep+0x95/0x190
[  292.109815]  __alloc_pages_nodemask+0xa80/0xde0
[  292.114484]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  292.119497]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  292.125321]  ? kasan_check_write+0x14/0x20
[  292.129552]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  292.134224]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.139755]  ? __do_page_cache_readahead+0x7ce/0x980
[  292.144867]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  292.150405]  alloc_pages_current+0x10c/0x210
[  292.154835]  ? lock_downgrade+0x900/0x900
[  292.158981]  __page_cache_alloc+0x38f/0x5b0
[  292.163306]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  292.169119]  ? ext4_filemap_fault+0x82/0xad
[  292.173454]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  292.178123]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.183656]  ? check_preemption_disabled+0x48/0x200
[  292.188667]  filemap_fault+0x1594/0x25f0
[  292.192734]  ? __lock_page_or_retry+0xa00/0xa00
[  292.197420]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  292.203213]  ? unwind_dump+0x190/0x190
[  292.207108]  ? is_bpf_text_address+0xd3/0x170
[  292.211606]  ? filemap_map_pages+0xdea/0x1980
[  292.216110]  ? find_get_pages_range_tag+0x1320/0x1320
[  292.221301]  ? save_stack+0xa9/0xd0
[  292.224923]  ? save_stack+0x43/0xd0
[  292.228543]  ? __kasan_slab_free+0x102/0x150
[  292.232963]  ? __sigqueue_free.part.27+0x7d/0xa0
[  292.237724]  ? __dequeue_signal+0x530/0x7d0
[  292.242042]  ? dequeue_signal+0x26c/0x630
[  292.246189]  ? get_signal+0x3ec/0x1980
[  292.250076]  ? do_signal+0x9c/0x21e0
[  292.253794]  ? exit_to_usermode_loop+0x2e5/0x380
[  292.258553]  ? mark_held_locks+0x130/0x130
[  292.262794]  ? trace_hardirqs_on+0x310/0x310
[  292.267216]  ? lock_acquire+0x1ed/0x520
[  292.271185]  ? ext4_filemap_fault+0x7a/0xad
[  292.275522]  ? lock_release+0x970/0x970
[  292.279491]  ? arch_local_save_flags+0x40/0x40
[  292.284083]  ? mark_held_locks+0x130/0x130
[  292.288313]  ? trace_hardirqs_off+0xb8/0x310
[  292.292721]  ? down_read+0xb0/0x1d0
[  292.296340]  ? ext4_filemap_fault+0x7a/0xad
[  292.300658]  ? __down_interruptible+0x700/0x700
[  292.305319]  ? kmem_cache_free+0x21a/0x290
[  292.309555]  ? __sigqueue_free.part.27+0x7d/0xa0
[  292.314309]  ? __dequeue_signal+0xf9/0x7d0
[  292.318545]  ext4_filemap_fault+0x82/0xad
[  292.322694]  __do_fault+0x100/0x6b0
[  292.326325]  ? print_bad_pte+0x6c0/0x6c0
[  292.330385]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.335918]  ? pmd_val+0x88/0x100
[  292.339371]  ? add_mm_counter_fast+0xd0/0xd0
[  292.343770]  ? pmd_val+0x88/0x100
[  292.347251]  ? add_mm_counter_fast+0xd0/0xd0
[  292.351663]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.357199]  __handle_mm_fault+0x3709/0x53e0
[  292.361608]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  292.366445]  ? kasan_check_write+0x14/0x20
[  292.370676]  ? do_raw_spin_lock+0xc1/0x200
[  292.374907]  ? _raw_spin_unlock_irq+0x60/0x80
[  292.379397]  ? __set_current_blocked+0xe4/0x120
[  292.384065]  ? lock_acquire+0x1ed/0x520
[  292.388048]  ? handle_mm_fault+0x42a/0xc70
[  292.392280]  ? lock_downgrade+0x900/0x900
[  292.396461]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  292.402257]  ? __do_page_fault+0x67d/0xed0
[  292.406493]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  292.411940]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.417471]  ? check_preemption_disabled+0x48/0x200
[  292.422492]  handle_mm_fault+0x54f/0xc70
[  292.426553]  ? __handle_mm_fault+0x53e0/0x53e0
[  292.431135]  ? find_vma+0x34/0x190
[  292.434674]  __do_page_fault+0x67d/0xed0
[  292.438735]  ? mm_fault_error+0x380/0x380
[  292.442885]  ? syscall_slow_exit_work+0x520/0x520
[  292.447727]  do_page_fault+0xf2/0x7e0
[  292.451524]  ? vmalloc_sync_all+0x30/0x30
[  292.455684]  ? error_entry+0x70/0xd0
[  292.459394]  ? trace_hardirqs_off_caller+0xbb/0x310
[  292.464422]  ? trace_hardirqs_on_caller+0xc0/0x310
[  292.469346]  ? syscall_return_slowpath+0x5e0/0x5e0
[  292.474287]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  292.479129]  ? trace_hardirqs_on_caller+0x310/0x310
[  292.484147]  ? trace_hardirqs_off+0x310/0x310
[  292.488644]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  292.493656]  ? prepare_exit_to_usermode+0x291/0x3b0
[  292.498668]  ? page_fault+0x8/0x30
[  292.502209]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  292.507066]  ? page_fault+0x8/0x30
[  292.510601]  page_fault+0x1e/0x30
[  292.514068] RIP: 0033:0x45db60
[  292.517260] Code: Bad RIP value.
[  292.520622] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  292.525996] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  292.533262] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  292.540530] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  292.547802] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  292.555065] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  292.562359] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  292.562414] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  292.569636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  292.569640] Call Trace:
[  292.569646]  <IRQ>
[  292.569661]  dump_stack+0x1c4/0x2b4
[  292.569677]  ? dump_stack_print_info.cold.2+0x52/0x52
[  292.576192] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  292.585497]  warn_alloc.cold.119+0xb7/0x1bd
[  292.588058] syz-fuzzer cpuset=
[  292.590202]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  292.593806] /
[  292.598988]  ? lock_downgrade+0x900/0x900
[  292.609190]  mems_allowed=0
[  292.613499]  ? trace_hardirqs_off+0xb8/0x310
[  292.634628]  ? trace_hardirqs_off+0xb8/0x310
[  292.639050]  __alloc_pages_slowpath+0x2667/0x2d80
[  292.643904]  ? warn_alloc+0x120/0x120
[  292.647702]  ? warn_alloc+0x120/0x120
[  292.651500]  ? warn_alloc+0x120/0x120
[  292.655315]  ? mark_held_locks+0x130/0x130
[  292.659546]  ? trace_hardirqs_on+0x310/0x310
[  292.663949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.669479]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.675015]  ? should_fail+0x22d/0xd01
[  292.678902]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  292.683998]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.689531]  ? should_fail+0x22d/0xd01
[  292.693468]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  292.698563]  ? should_fail+0x22d/0xd01
[  292.702478]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  292.707581]  ? mark_held_locks+0x130/0x130
[  292.711819]  ? mark_held_locks+0x130/0x130
[  292.716098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.721631]  ? trace_hardirqs_off+0xb8/0x310
[  292.726036]  ? kasan_check_read+0x11/0x20
[  292.730209]  ? do_raw_spin_unlock+0xa7/0x2f0
[  292.734627]  ? trace_hardirqs_on+0x310/0x310
[  292.739029]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.744561]  ? wq_watchdog_touch+0x9c/0xfe
[  292.748803]  ? io_serial_in+0x11/0x90
[  292.752600]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.758139]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  292.763245]  __alloc_pages_nodemask+0xa80/0xde0
[  292.767915]  ? should_fail+0x22d/0xd01
[  292.771811]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  292.776837]  ? ____cache_alloc_node+0x1c7/0x1e0
[  292.781505]  ? lock_downgrade+0x900/0x900
[  292.785667]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.791208]  cache_grow_begin+0x91/0x8c0
[  292.795263]  ? do_raw_spin_unlock+0xa7/0x2f0
[  292.799671]  fallback_alloc+0x203/0x2e0
[  292.803643]  ____cache_alloc_node+0x1c7/0x1e0
[  292.808147]  kmem_cache_alloc_node+0xe3/0x730
[  292.812639]  ? ipv6_get_ifaddr+0x42e/0x620
[  292.816874]  __alloc_skb+0x119/0x770
[  292.820587]  ? skb_scrub_packet+0x490/0x490
[  292.824905]  ? lock_downgrade+0x900/0x900
[  292.829056]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.834587]  ? refcount_sub_and_test_checked+0x203/0x310
[  292.840033]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  292.845473]  ? addrconf_rs_timer+0x690/0x690
[  292.849885]  ndisc_alloc_skb+0x144/0x340
[  292.853941]  ndisc_send_rs+0x331/0x6e0
[  292.857827]  addrconf_rs_timer+0x314/0x690
[  292.862060]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.866323]  call_timer_fn+0x272/0x920
[  292.870206]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.874437]  ? process_timeout+0x40/0x40
[  292.878518]  ? trace_hardirqs_off+0xb8/0x310
[  292.882955]  ? kasan_check_read+0x11/0x20
[  292.887099]  ? do_raw_spin_unlock+0xa7/0x2f0
[  292.891505]  ? trace_hardirqs_on+0x310/0x310
[  292.895911]  ? __run_timers+0x7da/0xc70
[  292.899884]  ? lock_downgrade+0x900/0x900
[  292.904029]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  292.909130]  ? trace_hardirqs_on+0xbd/0x310
[  292.913442]  ? kasan_check_read+0x11/0x20
[  292.917584]  ? __run_timers+0x7da/0xc70
[  292.921556]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  292.927004]  ? kasan_check_write+0x14/0x20
[  292.931240]  ? do_raw_spin_lock+0xc1/0x200
[  292.935468]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.939696]  __run_timers+0x7e5/0xc70
[  292.943518]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  292.949322]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  292.954335]  ? timerqueue_add+0x207/0x2b0
[  292.958482]  ? enqueue_hrtimer+0x1a5/0x560
[  292.962710]  ? lock_release+0x970/0x970
[  292.966680]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  292.971870]  ? kasan_check_write+0x14/0x20
[  292.976104]  ? pvclock_read_flags+0x160/0x160
[  292.980615]  ? lock_downgrade+0x900/0x900
[  292.984762]  ? trace_hardirqs_on+0xbd/0x310
[  292.989090]  ? kvm_sched_clock_read+0x9/0x20
[  292.993494]  ? irq_exit+0x17f/0x1c0
[  292.997118]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.002652]  ? check_preemption_disabled+0x48/0x200
[  293.007668]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.013208]  run_timer_softirq+0x52/0xb0
[  293.017262]  ? __this_cpu_preempt_check+0x1c/0x1f
[  293.022103]  __do_softirq+0x30b/0xad8
[  293.025920]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  293.031021]  ? pvclock_read_flags+0x160/0x160
[  293.035510]  ? lapic_next_event+0x5a/0x90
[  293.039658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.045190]  ? clockevents_program_event+0x140/0x370
[  293.050291]  ? kvm_clock_read+0x18/0x30
[  293.054261]  ? kvm_sched_clock_read+0x9/0x20
[  293.058670]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.064199]  ? check_preemption_disabled+0x48/0x200
[  293.069217]  irq_exit+0x17f/0x1c0
[  293.072692]  smp_apic_timer_interrupt+0x1cb/0x760
[  293.077529]  ? smp_reschedule_interrupt+0x109/0x650
[  293.082548]  ? smp_call_function_single_interrupt+0x650/0x650
[  293.088428]  ? interrupt_entry+0xb5/0xf0
[  293.092486]  ? trace_hardirqs_off_caller+0xbb/0x310
[  293.097511]  ? trace_hardirqs_off_caller+0xbb/0x310
[  293.102526]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.107362]  ? trace_hardirqs_on_caller+0x310/0x310
[  293.112373]  ? trace_hardirqs_on_caller+0x310/0x310
[  293.117390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.122938]  ? check_preemption_disabled+0x48/0x200
[  293.128015]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.132861]  apic_timer_interrupt+0xf/0x20
[  293.137085]  </IRQ>
[  293.139326] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  293.145209] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  293.164100] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  293.171809] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  293.179082] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  293.186347] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  293.193607] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  293.200875] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  293.208151]  ? trace_hardirqs_on+0xb4/0x310
[  293.212468]  ? save_stack+0xa9/0xd0
[  293.216096]  __kmalloc_node_track_caller+0x33/0x70
[  293.221037]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  293.225805]  pskb_expand_head+0x230/0x10f0
[  293.230100]  ? lock_downgrade+0x900/0x900
[  293.234258]  ? check_preemption_disabled+0x48/0x200
[  293.239280]  ? memcpy+0x45/0x50
[  293.242588]  ? __copy_skb_header+0x350/0x6b0
[  293.246994]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  293.251483]  ? skb_checksum+0x140/0x140
[  293.255469]  ? trace_hardirqs_on+0xbd/0x310
[  293.259797]  ? skb_clone+0x1bb/0x500
[  293.263509]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  293.268957]  ? kasan_unpoison_shadow+0x35/0x50
[  293.273548]  ? kasan_check_write+0x14/0x20
[  293.277803]  ? __skb_clone+0x6c7/0xa00
[  293.281694]  ? __copy_skb_header+0x6b0/0x6b0
[  293.286098]  ? kmem_cache_alloc+0x306/0x730
[  293.290422]  skb_ensure_writable+0x3dd/0x640
[  293.294828]  ? skb_cow_data+0xf10/0xf10
[  293.298818]  ? check_preemption_disabled+0x48/0x200
[  293.303837]  ? __this_cpu_preempt_check+0x1c/0x1f
[  293.308675]  ? __bpf_redirect+0x54b/0xb20
[  293.312853]  ? __switch_to_asm+0x34/0x70
[  293.316943]  bpf_clone_redirect+0x14a/0x490
[  293.321267]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  293.326279]  ? __sched_text_start+0x8/0x8
[  293.330423]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  293.335171]  ? retint_kernel+0x2d/0x2d
[  293.339053]  ? trace_hardirqs_on_caller+0xc0/0x310
[  293.343980]  ? retint_kernel+0x2d/0x2d
[  293.347866]  ? trace_hardirqs_on_caller+0xc0/0x310
[  293.352806]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  293.357562]  ? trace_hardirqs_off+0x310/0x310
[  293.362053]  ? retint_kernel+0x1b/0x2d
[  293.365939]  ? lock_acquire+0x1ed/0x520
[  293.369910]  ? bpf_test_run+0x3cb/0x780
[  293.373876]  ? lock_downgrade+0x900/0x900
[  293.378019]  ? lock_release+0x970/0x970
[  293.382022]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  293.387824]  ? preempt_schedule_common+0x1f/0xd0
[  293.392574]  ? preempt_schedule+0x4d/0x60
[  293.396720]  ? ___preempt_schedule+0x16/0x18
[  293.401148]  ? bpf_test_run+0x25d/0x780
[  293.405139]  ? netlink_diag_dump+0x2a0/0x2a0
[  293.409542]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.415073]  ? bpf_test_init.isra.9+0x70/0x100
[  293.419650]  ? bpf_prog_test_run_skb+0x634/0xb40
[  293.424408]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  293.429246]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  293.434787]  ? fput+0x130/0x1a0
[  293.438073]  ? __bpf_prog_get+0x9b/0x290
[  293.442132]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  293.446970]  ? bpf_prog_test_run+0x130/0x1a0
[  293.451371]  ? __x64_sys_bpf+0x3d8/0x510
[  293.455427]  ? bpf_prog_get+0x20/0x20
[  293.459243]  ? __x64_sys_futex+0x4bc/0x6a0
[  293.463472]  ? do_syscall_64+0x1b9/0x820
[  293.467529]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  293.472911]  ? syscall_return_slowpath+0x5e0/0x5e0
[  293.477851]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.482694]  ? trace_hardirqs_on_caller+0x310/0x310
[  293.487706]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  293.492718]  ? prepare_exit_to_usermode+0x291/0x3b0
[  293.497732]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.502587]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  293.507969] warn_alloc_show_mem: 1 callbacks suppressed
[  293.507981] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  293.507982] Mem-Info:
[  293.508021] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  293.508021]  active_file:17 inactive_file:13 isolated_file:0
[  293.508021]  unevictable:0 dirty:0 writeback:0 unstable:0
[  293.508021]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  293.508021]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  293.508021]  free:13756 free_pcp:276 free_cma:0
[  293.513356] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  293.520397] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  293.522805] Call Trace:
[  293.555753] Node 0 
[  293.565089]  <IRQ>
[  293.592851] 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
[  293.595402]  dump_stack+0x1c4/0x2b4
[  293.597609] lowmem_reserve[]:
[  293.599748]  ? dump_stack_print_info.cold.2+0x52/0x52
[  293.625235]  0
[  293.628872]  warn_alloc.cold.119+0xb7/0x1bd
[  293.631948]  2819
[  293.637147]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  293.638925]  6323
[  293.643234]  ? lock_downgrade+0x900/0x900
[  293.645273]  6323
[  293.650105]  ? trace_hardirqs_off+0xb8/0x310
[  293.656277]  ? trace_hardirqs_off+0xb8/0x310
[  293.658315] Node 0 
[  293.662715]  __alloc_pages_slowpath+0x2667/0x2d80
[  293.667128] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  293.669341]  ? warn_alloc+0x120/0x120
[  293.674145] lowmem_reserve[]:
[  293.701370]  ? warn_alloc+0x120/0x120
[  293.705145]  0
[  293.708245]  ? warn_alloc+0x120/0x120
[  293.712021]  0
[  293.713819]  ? mark_held_locks+0x130/0x130
[  293.717589]  3503
[  293.719390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.723595]  3503
[  293.725649]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.733215]  ? should_fail+0x22d/0xd01
[  293.738725] Node 0 Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  293.742629]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  293.742648]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.771698] lowmem_reserve[]:
[  293.776813]  ? should_fail+0x22d/0xd01
[  293.782322]  0
[  293.785419]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  293.789280]  0
[  293.791077]  ? should_fail+0x22d/0xd01
[  293.796150]  0
[  293.797943]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  293.801854]  0
[  293.803647]  ? mark_held_locks+0x130/0x130
[  293.810513]  ? mark_held_locks+0x130/0x130
[  293.814721] Node 0 
[  293.818962]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.818964] DMA: 1*4kB 
[  293.821198]  ? trace_hardirqs_off+0xb8/0x310
[  293.826711] (U) 
[  293.829303]  ? kasan_check_read+0x11/0x20
[  293.833682] 0*8kB 
[  293.835667]  ? do_raw_spin_unlock+0xa7/0x2f0
[  293.839811] 0*16kB 
[  293.841953]  ? trace_hardirqs_on+0x310/0x310
[  293.846333] 1*32kB 
[  293.848578]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.852958] (U) 
[  293.855187]  ? wq_watchdog_touch+0x9c/0xfe
[  293.860703] 2*64kB 
[  293.862676]  ? io_serial_in+0x11/0x90
[  293.866884] (U) 
[  293.869116]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.872887] 1*128kB 
[  293.874871]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  293.880388] (U) 
[  293.882709]  __alloc_pages_nodemask+0xa80/0xde0
[  293.887802] 1*256kB 
[  293.889767]  ? should_fail+0x22d/0xd01
[  293.894426] (U) 
[  293.896741]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  293.900599] 0*512kB 
[  293.902580]  ? ____cache_alloc_node+0x1c7/0x1e0
[  293.907568] 1*1024kB 
[  293.909882]  ? lock_downgrade+0x900/0x900
[  293.914523] (U) 
[  293.916926]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.921060] 1*2048kB 
[  293.923026]  cache_grow_begin+0x91/0x8c0
[  293.928532] (M) 
[  293.930938]  ? do_raw_spin_unlock+0xa7/0x2f0
[  293.934971] 3*4096kB 
[  293.936971]  fallback_alloc+0x203/0x2e0
[  293.941369] (M) 
[  293.943767]  ____cache_alloc_node+0x1c7/0x1e0
[  293.947723] = 15908kB
[  293.949691]  kmem_cache_alloc_node+0xe3/0x730
[  293.954175] Node 0 
[  293.956594]  ? ipv6_get_ifaddr+0x42e/0x620
[  293.961059] DMA32: 
[  293.963286]  __alloc_skb+0x119/0x770
[  293.967494] 2*4kB 
[  293.969722]  ? skb_scrub_packet+0x490/0x490
[  293.973405] (M) 
[  293.975562]  ? lock_downgrade+0x900/0x900
[  293.979884] 1*8kB 
[  293.981873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.985996] (M) 
[  293.988141]  ? refcount_sub_and_test_checked+0x203/0x310
[  293.993648] 2*16kB 
[  293.995621]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  294.001041] (M) 
[  294.003279]  ? addrconf_rs_timer+0x690/0x690
[  294.008703] 3*32kB 
[  294.010667]  ndisc_alloc_skb+0x144/0x340
[  294.015045] (MH) 
[  294.017269]  ndisc_send_rs+0x331/0x6e0
[  294.021308] 5*64kB 
[  294.023365]  addrconf_rs_timer+0x314/0x690
[  294.027225] (MH) 
[  294.029452]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.033664] 3*128kB 
[  294.035718]  call_timer_fn+0x272/0x920
[  294.039920] (M) 
[  294.042231]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.046090] 5*256kB 
[  294.048055]  ? process_timeout+0x40/0x40
[  294.052259] (UMH) 
[  294.054572]  ? trace_hardirqs_off+0xb8/0x310
[  294.058606] 5*512kB 
[  294.060765]  ? kasan_check_read+0x11/0x20
[  294.065166] (UMH) 
[  294.067499]  ? do_raw_spin_unlock+0xa7/0x2f0
[  294.071617] 4*1024kB 
[  294.073757]  ? trace_hardirqs_on+0x310/0x310
[  294.078140] (UMH) 
[  294.080546]  ? __run_timers+0x7da/0xc70
[  294.084926] 2*2048kB 
[  294.087062]  ? lock_downgrade+0x900/0x900
[  294.091008] (M) 
[  294.093406]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  294.097530] 3*4096kB 
[  294.099512]  ? trace_hardirqs_on+0xbd/0x310
[  294.104589] (M) 
[  294.107004]  ? kasan_check_read+0x11/0x20
[  294.111294] = 25168kB
[  294.111302] Node 0 
[  294.113285]  ? __run_timers+0x7da/0xc70
[  294.117401] Normal: 
[  294.119809]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  294.122020] 1081*4kB 
[  294.125998]  ? kasan_check_write+0x14/0x20
[  294.128311] (UMEH) 
[  294.133771]  ? do_raw_spin_lock+0xc1/0x200
[  294.136165] 387*8kB 
[  294.140384]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.142592] (ME) 
[  294.146814]  __run_timers+0x7e5/0xc70
[  294.149109] 152*16kB 
[  294.153352]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  294.155405] (UME) 
[  294.159200]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  294.161600] 54*32kB 
[  294.166968]  ? timerqueue_add+0x207/0x2b0
[  294.169094] (UME) 
[  294.174100]  ? enqueue_hrtimer+0x1a5/0x560
[  294.176402] 21*64kB 
[  294.180537]  ? lock_release+0x970/0x970
[  294.182663] (UM) 
[  294.186887]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  294.189189] 0*128kB 
[  294.193153]  ? check_preemption_disabled+0x48/0x200
[  294.195197] 0*256kB 
[  294.200377]  ? kasan_check_write+0x14/0x20
[  294.202694] 2*512kB 
[  294.207713]  ? pvclock_read_flags+0x160/0x160
[  294.210007] (U) 
[  294.214244]  ? lock_downgrade+0x900/0x900
[  294.216544] 0*1024kB 
[  294.221044]  ? trace_hardirqs_on+0xbd/0x310
[  294.223009] 0*2048kB 
[  294.227180]  ? kvm_sched_clock_read+0x9/0x20
[  294.229583] 0*4096kB 
[  294.233894]  ? irq_exit+0x17f/0x1c0
[  294.236274] = 13948kB
[  294.240675]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.243063] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  294.246675]  ? check_preemption_disabled+0x48/0x200
[  294.249083] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  294.254606]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.263414] 4244 total pagecache pages
[  294.268432]  run_timer_softirq+0x52/0xb0
[  294.277012] 0 pages in swap cache
[  294.282534]  ? __this_cpu_preempt_check+0x1c/0x1f
[  294.286402] Swap cache stats: add 0, delete 0, find 0/0
[  294.290450]  __do_softirq+0x30b/0xad8
[  294.293878] Free swap  = 0kB
[  294.298706]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  294.304041] Total swap = 0kB
[  294.307831]  ? pvclock_read_flags+0x160/0x160
[  294.310838] 1965979 pages RAM
[  294.315929]  ? lapic_next_event+0x5a/0x90
[  294.318926] 0 pages HighMem/MovableOnly
[  294.323408]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.326486] 342307 pages reserved
[  294.330622]  ? clockevents_program_event+0x140/0x370
[  294.334569] 0 pages cma reserved
[  294.340108]  ? kvm_clock_read+0x18/0x30
[  294.343583] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  294.348624]  ? kvm_sched_clock_read+0x9/0x20
[  294.348638]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.348653]  ? check_preemption_disabled+0x48/0x200
[  294.352039] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  294.355960]  irq_exit+0x17f/0x1c0
[  294.362446] syz-executor2 cpuset=
[  294.366886]  smp_apic_timer_interrupt+0x1cb/0x760
[  294.372398] syz2
[  294.377401]  ? smp_reschedule_interrupt+0x109/0x650
[  294.387869]  mems_allowed=0
[  294.391316]  ? smp_call_function_single_interrupt+0x650/0x650
[  294.415307]  ? interrupt_entry+0xb5/0xf0
[  294.419367]  ? trace_hardirqs_off_caller+0xbb/0x310
[  294.424382]  ? trace_hardirqs_off_caller+0xbb/0x310
[  294.429398]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  294.434237]  ? trace_hardirqs_on_caller+0x310/0x310
[  294.439249]  ? trace_hardirqs_on_caller+0x310/0x310
[  294.444276]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.449825]  ? check_preemption_disabled+0x48/0x200
[  294.454840]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.460380]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  294.465225]  apic_timer_interrupt+0xf/0x20
[  294.469452]  </IRQ>
[  294.471686] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  294.476873] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  294.495770] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  294.503490] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  294.510752] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  294.518048] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  294.525313] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  294.532580] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  294.539862]  ? trace_hardirqs_on+0x9a/0x310
[  294.544213]  ? trace_hardirqs_on+0xb4/0x310
[  294.548579]  retint_kernel+0x1b/0x2d
[  294.552310] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  294.557579] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  294.576487] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  294.584189] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  294.591457] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  294.598718] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  294.605976] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  294.613238] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  294.620508]  ? trace_hardirqs_on+0x9a/0x310
[  294.624827]  ? arch_local_irq_restore+0x45/0x52
[  294.629493]  dump_stack+0x26a/0x2b4
[  294.633117]  ? dump_stack_print_info.cold.2+0x52/0x52
[  294.638311]  ? mark_held_locks+0x130/0x130
[  294.642541]  ? mark_held_locks+0x130/0x130
[  294.646776]  dump_header+0x27b/0xf72
[  294.650525]  ? rcu_read_unlock+0x16/0x60
[  294.654580]  ? pagefault_out_of_memory+0x197/0x197
[  294.659507]  ? mark_held_locks+0x130/0x130
[  294.663735]  ? percpu_ref_put_many+0x13e/0x260
[  294.668328]  ? mem_cgroup_charge_statistics+0x780/0x780
[  294.673691]  ? mem_cgroup_iter+0x1f7/0x1160
[  294.678011]  ? mark_held_locks+0x130/0x130
[  294.682248]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.687787]  ? task_will_free_mem+0x239/0xb30
[  294.692293]  ? ___ratelimit+0x36f/0x655
[  294.696260]  ? lock_downgrade+0x900/0x900
[  294.700413]  ? trace_hardirqs_on+0xbd/0x310
[  294.704729]  ? kasan_check_read+0x11/0x20
[  294.708870]  ? ___ratelimit+0x36f/0x655
[  294.712854]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  294.718305]  ? trace_hardirqs_on+0x310/0x310
[  294.722722]  ? lock_downgrade+0x900/0x900
[  294.726874]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  294.731976]  ? ___ratelimit+0xaa/0x655
[  294.735873]  ? idr_get_free+0xec0/0xec0
[  294.739847]  ? kasan_check_write+0x14/0x20
[  294.744111]  ? do_raw_spin_lock+0xc1/0x200
[  294.748344]  oom_kill_process.cold.27+0x10/0x903
[  294.753093]  ? lock_downgrade+0x900/0x900
[  294.757248]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  294.763059]  ? oom_evaluate_task+0x540/0x540
[  294.767475]  ? shrink_node+0x16b0/0x16b0
[  294.771533]  ? oom_unkillable_task+0x383/0x580
[  294.776109]  ? out_of_memory+0x974/0x1430
[  294.780249]  ? lock_downgrade+0x900/0x900
[  294.784396]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  294.790201]  ? __cpuset_node_allowed+0x19b/0x660
[  294.795011]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.800546]  ? oom_evaluate_task+0x302/0x540
[  294.804954]  out_of_memory+0xa84/0x1430
[  294.808925]  ? oom_killer_disable+0x3a0/0x3a0
[  294.813419]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  294.818343]  ? __mutex_add_waiter+0x2a0/0x2a0
[  294.822837]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  294.827853]  ? find_next_bit+0x104/0x130
[  294.831913]  __alloc_pages_slowpath+0x2318/0x2d80
[  294.836790]  ? warn_alloc+0x120/0x120
[  294.840587]  ? __radix_tree_lookup+0x4c0/0x4c0
[  294.845172]  ? find_get_entry+0x2f2/0xc40
[  294.849326]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  294.854263]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.859809]  ? should_fail+0x22d/0xd01
[  294.863714]  ? ___might_sleep+0x1ed/0x300
[  294.867860]  ? lock_release+0x970/0x970
[  294.871834]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  294.876931]  ? debug_smp_processor_id+0x1c/0x20
[  294.881603]  ? __might_sleep+0x95/0x190
[  294.885575]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  294.890421]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  294.895439]  ? lock_downgrade+0x900/0x900
[  294.899589]  ? ___might_sleep+0x1ed/0x300
[  294.903746]  ? lock_release+0x970/0x970
[  294.907721]  ? arch_local_save_flags+0x40/0x40
[  294.912302]  ? finish_task_switch+0x1f5/0x900
[  294.916803]  ? __might_sleep+0x95/0x190
[  294.920786]  __alloc_pages_nodemask+0xa80/0xde0
[  294.925461]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  294.930478]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  294.936273]  ? kasan_check_write+0x14/0x20
[  294.940509]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  294.945177]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.950832]  ? __do_page_cache_readahead+0x7ce/0x980
[  294.955940]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  294.961475]  alloc_pages_current+0x10c/0x210
[  294.965922]  ? lock_downgrade+0x900/0x900
[  294.970101]  __page_cache_alloc+0x38f/0x5b0
[  294.974438]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  294.980242]  ? ext4_filemap_fault+0x82/0xad
[  294.984565]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  294.989237]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.994770]  ? check_preemption_disabled+0x48/0x200
[  294.999806]  filemap_fault+0x1594/0x25f0
[  295.003874]  ? __lock_page_or_retry+0xa00/0xa00
[  295.008541]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  295.014331]  ? unwind_dump+0x190/0x190
[  295.018224]  ? is_bpf_text_address+0xd3/0x170
[  295.022718]  ? filemap_map_pages+0xdea/0x1980
[  295.027218]  ? find_get_pages_range_tag+0x1320/0x1320
[  295.032401]  ? save_stack+0xa9/0xd0
[  295.036026]  ? save_stack+0x43/0xd0
[  295.039657]  ? __kasan_slab_free+0x102/0x150
[  295.044061]  ? __sigqueue_free.part.27+0x7d/0xa0
[  295.048812]  ? __dequeue_signal+0x530/0x7d0
[  295.053131]  ? dequeue_signal+0x26c/0x630
[  295.057273]  ? get_signal+0x3ec/0x1980
[  295.061156]  ? do_signal+0x9c/0x21e0
[  295.064879]  ? exit_to_usermode_loop+0x2e5/0x380
[  295.069633]  ? mark_held_locks+0x130/0x130
[  295.073866]  ? trace_hardirqs_on+0x310/0x310
[  295.078750]  ? lock_acquire+0x1ed/0x520
[  295.082732]  ? ext4_filemap_fault+0x7a/0xad
[  295.087052]  ? lock_release+0x970/0x970
[  295.091037]  ? arch_local_save_flags+0x40/0x40
[  295.095617]  ? mark_held_locks+0x130/0x130
[  295.099845]  ? trace_hardirqs_off+0xb8/0x310
[  295.104256]  ? down_read+0xb0/0x1d0
[  295.107919]  ? ext4_filemap_fault+0x7a/0xad
[  295.112281]  ? __down_interruptible+0x700/0x700
[  295.116951]  ? kmem_cache_free+0x21a/0x290
[  295.121187]  ? __sigqueue_free.part.27+0x7d/0xa0
[  295.125939]  ? __dequeue_signal+0xf9/0x7d0
[  295.130178]  ext4_filemap_fault+0x82/0xad
[  295.134366]  __do_fault+0x100/0x6b0
[  295.137996]  ? print_bad_pte+0x6c0/0x6c0
[  295.142052]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.147582]  ? pmd_val+0x88/0x100
[  295.151031]  ? add_mm_counter_fast+0xd0/0xd0
[  295.155439]  ? pmd_val+0x88/0x100
[  295.158895]  ? add_mm_counter_fast+0xd0/0xd0
[  295.163310]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.168850]  __handle_mm_fault+0x3709/0x53e0
[  295.173256]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  295.178097]  ? kasan_check_write+0x14/0x20
[  295.182343]  ? do_raw_spin_lock+0xc1/0x200
[  295.186582]  ? _raw_spin_unlock_irq+0x60/0x80
[  295.191078]  ? __set_current_blocked+0xe4/0x120
[  295.195749]  ? lock_acquire+0x1ed/0x520
[  295.199729]  ? handle_mm_fault+0x42a/0xc70
[  295.203965]  ? lock_downgrade+0x900/0x900
[  295.208115]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  295.213909]  ? __do_page_fault+0x67d/0xed0
[  295.218141]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  295.223603]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.229151]  ? check_preemption_disabled+0x48/0x200
[  295.234240]  handle_mm_fault+0x54f/0xc70
[  295.238306]  ? __handle_mm_fault+0x53e0/0x53e0
[  295.242905]  ? find_vma+0x34/0x190
[  295.246460]  __do_page_fault+0x67d/0xed0
[  295.250517]  ? mm_fault_error+0x380/0x380
[  295.254661]  ? syscall_slow_exit_work+0x520/0x520
[  295.259501]  do_page_fault+0xf2/0x7e0
[  295.263302]  ? vmalloc_sync_all+0x30/0x30
[  295.267450]  ? error_entry+0x70/0xd0
[  295.271159]  ? trace_hardirqs_off_caller+0xbb/0x310
[  295.276183]  ? trace_hardirqs_on_caller+0xc0/0x310
[  295.281110]  ? syscall_return_slowpath+0x5e0/0x5e0
[  295.286080]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.290920]  ? trace_hardirqs_on_caller+0x310/0x310
[  295.295928]  ? trace_hardirqs_off+0x310/0x310
[  295.300439]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  295.305479]  ? prepare_exit_to_usermode+0x291/0x3b0
[  295.310491]  ? page_fault+0x8/0x30
[  295.314027]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.318867]  ? page_fault+0x8/0x30
[  295.322400]  page_fault+0x1e/0x30
[  295.325859] RIP: 0033:0x45db60
[  295.329057] Code: Bad RIP value.
[  295.332414] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  295.337766] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  295.345036] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  295.352316] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  295.359589] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  295.366870] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  295.374153] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  295.374215] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  295.381439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  295.381443] Call Trace:
[  295.381463]  <IRQ>
[  295.381478]  dump_stack+0x1c4/0x2b4
[  295.381526]  ? dump_stack_print_info.cold.2+0x52/0x52
[  295.388074] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  295.397352]  warn_alloc.cold.119+0xb7/0x1bd
[  295.399909] syz-fuzzer cpuset=
[  295.402053]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  295.405654] /
[  295.410850]  ? lock_downgrade+0x900/0x900
[  295.421047]  mems_allowed=0
[  295.425377]  ? trace_hardirqs_off+0xb8/0x310
[  295.446535]  ? trace_hardirqs_off+0xb8/0x310
[  295.450958]  __alloc_pages_slowpath+0x2667/0x2d80
[  295.455824]  ? warn_alloc+0x120/0x120
[  295.459626]  ? warn_alloc+0x120/0x120
[  295.463442]  ? warn_alloc+0x120/0x120
[  295.467242]  ? mark_held_locks+0x130/0x130
[  295.471491]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.477104]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.482639]  ? should_fail+0x22d/0xd01
[  295.486529]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  295.491631]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.497182]  ? should_fail+0x22d/0xd01
[  295.501066]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  295.506184]  ? should_fail+0x22d/0xd01
[  295.510069]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  295.515186]  ? mark_held_locks+0x130/0x130
[  295.519448]  ? mark_held_locks+0x130/0x130
[  295.523697]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.529236]  ? trace_hardirqs_off+0xb8/0x310
[  295.533641]  ? kasan_check_read+0x11/0x20
[  295.537799]  ? do_raw_spin_unlock+0xa7/0x2f0
[  295.542210]  ? trace_hardirqs_on+0x310/0x310
[  295.546617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.552153]  ? wq_watchdog_touch+0x9c/0xfe
[  295.556387]  ? io_serial_in+0x11/0x90
[  295.560182]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.565720]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  295.570826]  __alloc_pages_nodemask+0xa80/0xde0
[  295.575508]  ? should_fail+0x22d/0xd01
[  295.579400]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  295.584429]  ? ____cache_alloc_node+0x1c7/0x1e0
[  295.589095]  ? lock_downgrade+0x900/0x900
[  295.593240]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.598772]  cache_grow_begin+0x91/0x8c0
[  295.602845]  ? do_raw_spin_unlock+0xa7/0x2f0
[  295.607258]  fallback_alloc+0x203/0x2e0
[  295.611231]  ____cache_alloc_node+0x1c7/0x1e0
[  295.615725]  kmem_cache_alloc_node+0xe3/0x730
[  295.620214]  ? ipv6_get_ifaddr+0x42e/0x620
[  295.624453]  __alloc_skb+0x119/0x770
[  295.628184]  ? skb_scrub_packet+0x490/0x490
[  295.632497]  ? lock_downgrade+0x900/0x900
[  295.636641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.642209]  ? refcount_sub_and_test_checked+0x203/0x310
[  295.647657]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  295.653119]  ? addrconf_rs_timer+0x690/0x690
[  295.657533]  ndisc_alloc_skb+0x144/0x340
[  295.661590]  ndisc_send_rs+0x331/0x6e0
[  295.665480]  addrconf_rs_timer+0x314/0x690
[  295.669714]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.673955]  call_timer_fn+0x272/0x920
[  295.677840]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.682070]  ? process_timeout+0x40/0x40
[  295.686126]  ? trace_hardirqs_off+0xb8/0x310
[  295.690527]  ? kasan_check_read+0x11/0x20
[  295.694684]  ? do_raw_spin_unlock+0xa7/0x2f0
[  295.699087]  ? trace_hardirqs_on+0x310/0x310
[  295.703491]  ? __run_timers+0x7da/0xc70
[  295.707479]  ? lock_downgrade+0x900/0x900
[  295.711630]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  295.716725]  ? trace_hardirqs_on+0xbd/0x310
[  295.721036]  ? kasan_check_read+0x11/0x20
[  295.725181]  ? __run_timers+0x7da/0xc70
[  295.729152]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  295.734600]  ? kasan_check_write+0x14/0x20
[  295.738843]  ? do_raw_spin_lock+0xc1/0x200
[  295.743074]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.747306]  __run_timers+0x7e5/0xc70
[  295.751111]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  295.756486]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  295.761500]  ? timerqueue_add+0x207/0x2b0
[  295.765650]  ? enqueue_hrtimer+0x1a5/0x560
[  295.769880]  ? lock_release+0x970/0x970
[  295.773849]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  295.779035]  ? kasan_check_write+0x14/0x20
[  295.783267]  ? pvclock_read_flags+0x160/0x160
[  295.787753]  ? lock_downgrade+0x900/0x900
[  295.791917]  ? trace_hardirqs_on+0xbd/0x310
[  295.796246]  ? kvm_sched_clock_read+0x9/0x20
[  295.800647]  ? irq_exit+0x17f/0x1c0
[  295.804269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.809807]  ? check_preemption_disabled+0x48/0x200
[  295.814824]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.820358]  run_timer_softirq+0x52/0xb0
[  295.824413]  ? __this_cpu_preempt_check+0x1c/0x1f
[  295.829250]  __do_softirq+0x30b/0xad8
[  295.833050]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  295.838146]  ? pvclock_read_flags+0x160/0x160
[  295.842634]  ? lapic_next_event+0x5a/0x90
[  295.846778]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.852322]  ? clockevents_program_event+0x140/0x370
[  295.857425]  ? kvm_clock_read+0x18/0x30
[  295.861392]  ? kvm_sched_clock_read+0x9/0x20
[  295.865820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.871352]  ? check_preemption_disabled+0x48/0x200
[  295.876382]  irq_exit+0x17f/0x1c0
[  295.879848]  smp_apic_timer_interrupt+0x1cb/0x760
[  295.884690]  ? smp_reschedule_interrupt+0x109/0x650
[  295.889705]  ? smp_call_function_single_interrupt+0x650/0x650
[  295.895586]  ? interrupt_entry+0xb5/0xf0
[  295.899646]  ? trace_hardirqs_off_caller+0xbb/0x310
[  295.904659]  ? trace_hardirqs_off_caller+0xbb/0x310
[  295.909671]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.914509]  ? trace_hardirqs_on_caller+0x310/0x310
[  295.919535]  ? trace_hardirqs_on_caller+0x310/0x310
[  295.924544]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.930088]  ? check_preemption_disabled+0x48/0x200
[  295.935107]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.939957]  apic_timer_interrupt+0xf/0x20
[  295.944185]  </IRQ>
[  295.946424] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  295.952337] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  295.971231] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  295.978981] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  295.986245] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  295.993504] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  296.000769] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  296.008046] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  296.015356]  ? trace_hardirqs_on+0xb4/0x310
[  296.019679]  ? save_stack+0xa9/0xd0
[  296.023314]  __kmalloc_node_track_caller+0x33/0x70
[  296.028248]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  296.033001]  pskb_expand_head+0x230/0x10f0
[  296.037235]  ? lock_downgrade+0x900/0x900
[  296.041379]  ? check_preemption_disabled+0x48/0x200
[  296.046392]  ? memcpy+0x45/0x50
[  296.049667]  ? __copy_skb_header+0x350/0x6b0
[  296.054073]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  296.058565]  ? skb_checksum+0x140/0x140
[  296.062542]  ? trace_hardirqs_on+0xbd/0x310
[  296.066860]  ? skb_clone+0x1bb/0x500
[  296.070572]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  296.076013]  ? kasan_unpoison_shadow+0x35/0x50
[  296.080589]  ? kasan_check_write+0x14/0x20
[  296.084820]  ? __skb_clone+0x6c7/0xa00
[  296.088833]  ? __copy_skb_header+0x6b0/0x6b0
[  296.093240]  ? kmem_cache_alloc+0x306/0x730
[  296.097564]  skb_ensure_writable+0x3dd/0x640
[  296.101971]  ? skb_cow_data+0xf10/0xf10
[  296.105939]  ? check_preemption_disabled+0x48/0x200
[  296.110972]  ? __this_cpu_preempt_check+0x1c/0x1f
[  296.115824]  ? __bpf_redirect+0x54b/0xb20
[  296.119971]  ? __switch_to_asm+0x34/0x70
[  296.124048]  bpf_clone_redirect+0x14a/0x490
[  296.128373]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  296.133386]  ? __sched_text_start+0x8/0x8
[  296.137551]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  296.142319]  ? retint_kernel+0x2d/0x2d
[  296.146219]  ? trace_hardirqs_on_caller+0xc0/0x310
[  296.151146]  ? retint_kernel+0x2d/0x2d
[  296.155028]  ? trace_hardirqs_on_caller+0xc0/0x310
[  296.159973]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  296.164721]  ? trace_hardirqs_off+0x310/0x310
[  296.169209]  ? retint_kernel+0x1b/0x2d
[  296.173098]  ? lock_acquire+0x1ed/0x520
[  296.177085]  ? bpf_test_run+0x3cb/0x780
[  296.181059]  ? lock_downgrade+0x900/0x900
[  296.185204]  ? lock_release+0x970/0x970
[  296.189174]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  296.194965]  ? preempt_schedule_common+0x1f/0xd0
[  296.199717]  ? preempt_schedule+0x4d/0x60
[  296.203861]  ? ___preempt_schedule+0x16/0x18
[  296.208299]  ? bpf_test_run+0x25d/0x780
[  296.212304]  ? netlink_diag_dump+0x2a0/0x2a0
[  296.216737]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  296.222299]  ? bpf_test_init.isra.9+0x70/0x100
[  296.226878]  ? bpf_prog_test_run_skb+0x634/0xb40
[  296.231631]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  296.236470]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  296.242019]  ? fput+0x130/0x1a0
[  296.245295]  ? __bpf_prog_get+0x9b/0x290
[  296.249351]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  296.254187]  ? bpf_prog_test_run+0x130/0x1a0
[  296.258603]  ? __x64_sys_bpf+0x3d8/0x510
[  296.262675]  ? bpf_prog_get+0x20/0x20
[  296.266496]  ? __x64_sys_futex+0x4bc/0x6a0
[  296.270734]  ? do_syscall_64+0x1b9/0x820
[  296.274804]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  296.280168]  ? syscall_return_slowpath+0x5e0/0x5e0
[  296.285095]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.289946]  ? trace_hardirqs_on_caller+0x310/0x310
[  296.294976]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  296.299985]  ? prepare_exit_to_usermode+0x291/0x3b0
[  296.305021]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.309867]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  296.315238] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  296.315244] warn_alloc_show_mem: 1 callbacks suppressed
[  296.315250] Mem-Info:
[  296.322272] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  296.327633] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  296.327633]  active_file:17 inactive_file:13 isolated_file:0
[  296.327633]  unevictable:0 dirty:0 writeback:0 unstable:0
[  296.327633]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  296.327633]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  296.327633]  free:13756 free_pcp:276 free_cma:0
[  296.330000] Call Trace:
[  296.339382] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  296.372309]  <IRQ>
[  296.374877] Node 0 
[  296.402623]  dump_stack+0x1c4/0x2b4
[  296.404773] 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
[  296.406992]  ? dump_stack_print_info.cold.2+0x52/0x52
[  296.410593] lowmem_reserve[]:
[  296.436088]  warn_alloc.cold.119+0xb7/0x1bd
[  296.441248]  0
[  296.444350]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  296.448644]  2819
[  296.450436]  ? lock_downgrade+0x900/0x900
[  296.455250]  6323
[  296.457307]  ? trace_hardirqs_off+0xb8/0x310
[  296.461425]  6323
[  296.463482]  ? trace_hardirqs_off+0xb8/0x310
[  296.469921]  __alloc_pages_slowpath+0x2667/0x2d80
[  296.474298] Node 0 DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  296.479155]  ? warn_alloc+0x120/0x120
[  296.506964] lowmem_reserve[]: 0
[  296.510757]  ? trace_hardirqs_on+0x310/0x310
[  296.510772]  ? warn_alloc+0x120/0x120
[  296.514038]  0
[  296.518437]  ? warn_alloc+0x120/0x120
[  296.522219]  3503
[  296.524019]  ? ktime_get+0x2e1/0x440
[  296.527798]  3503
[  296.529852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.535600]  ? check_preemption_disabled+0x48/0x200
[  296.541124] Node 0 Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  296.546170]  ? kasan_check_read+0x11/0x20
[  296.546195]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  296.575228] lowmem_reserve[]:
[  296.579374]  ? should_fail+0x22d/0xd01
[  296.584886]  0
[  296.587992]  ? rcu_bh_qs+0xc0/0xc0
[  296.591849]  0
[  296.593657]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  296.597166]  0
[  296.598979]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  296.604090]  0
[  296.605883]  ? should_fail+0x22d/0xd01
[  296.613188]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  296.617048] Node 0 
[  296.622152]  ? should_fail+0x22d/0xd01
[  296.622154] DMA: 1*4kB 
[  296.624394]  ? rcu_idle_enter+0x4b0/0x4b0
[  296.628250] (U) 
[  296.630827]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  296.634948] 0*8kB 
[  296.636917]  ? mark_held_locks+0x130/0x130
[  296.641994] 0*16kB 
[  296.644158]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.648363] 1*32kB 
[  296.650608]  ? mark_held_locks+0x130/0x130
[  296.656122] (U) 
[  296.658351]  ? rcu_irq_exit+0xce/0x100
[  296.662573] 2*64kB 
[  296.664543]  ? irq_exit+0xbd/0x1c0
[  296.668416] (U) 
[  296.670662]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  296.674174] 1*128kB 
[  296.676159]  ? do_raw_spin_unlock+0xa7/0x2f0
[  296.681144] (U) 
[  296.683476]  ? smp_call_function_single_interrupt+0x650/0x650
[  296.687862] 1*256kB 
[  296.689838]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.695692] (U) 
[  296.698008]  ? ret_from_intr+0xb/0x1e
[  296.703520] 0*512kB 
[  296.705491]  ? retint_kernel+0x2d/0x2d
[  296.709267] 1*1024kB 
[  296.711583]  ? trace_hardirqs_on_caller+0xc0/0x310
[  296.715442] (U) 
[  296.717849]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  296.722749] 1*2048kB 
[  296.724717]  ? trace_hardirqs_off+0x310/0x310
[  296.729444] (M) 
[  296.731848]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  296.736313] 3*4096kB 
[  296.738286]  __alloc_pages_nodemask+0xa80/0xde0
[  296.743356] (M) 
[  296.745760]  ? should_fail+0x22d/0xd01
[  296.750403] = 15908kB
[  296.752390]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  296.756250] Node 0 
[  296.758662]  ? ____cache_alloc_node+0x1c7/0x1e0
[  296.763641] DMA32: 
[  296.765871]  ? lock_downgrade+0x900/0x900
[  296.770510] 2*4kB 
[  296.772755]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.776872] (M) 
[  296.779031]  cache_grow_begin+0x91/0x8c0
[  296.784546] 1*8kB 
[  296.786548]  ? do_raw_spin_unlock+0xa7/0x2f0
[  296.790597] (M) 
[  296.792753]  fallback_alloc+0x203/0x2e0
[  296.797132] 2*16kB 
[  296.799103]  ____cache_alloc_node+0x1c7/0x1e0
[  296.803051] (M) 
[  296.805281]  kmem_cache_alloc_node+0xe3/0x730
[  296.809746] 3*32kB 
[  296.811740]  ? ipv6_get_ifaddr+0x42e/0x620
[  296.816209] (MH) 
[  296.818438]  __alloc_skb+0x119/0x770
[  296.822645] 5*64kB 
[  296.824697]  ? skb_scrub_packet+0x490/0x490
[  296.828382] (MH) 
[  296.830622]  ? lock_downgrade+0x900/0x900
[  296.834941] 3*128kB 
[  296.836997]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.841112] (M) 
[  296.843428]  ? refcount_sub_and_test_checked+0x203/0x310
[  296.848934] 5*256kB 
[  296.850900]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  296.856339] (UMH) 
[  296.858652]  ? addrconf_rs_timer+0x690/0x690
[  296.864078] 5*512kB 
[  296.866220]  ndisc_alloc_skb+0x144/0x340
[  296.870599] (UMH) 
[  296.872911]  ndisc_send_rs+0x331/0x6e0
[  296.876944] 4*1024kB 
[  296.879100]  addrconf_rs_timer+0x314/0x690
[  296.882959] (UMH) 
[  296.885378]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.889598] 2*2048kB 
[  296.891746]  call_timer_fn+0x272/0x920
[  296.895950] (M) 
[  296.898365]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.902228] 3*4096kB 
[  296.904200]  ? process_timeout+0x40/0x40
[  296.908410] (M) 
[  296.910818]  ? trace_hardirqs_off+0xb8/0x310
[  296.914851] = 25168kB
[  296.916832]  ? kasan_check_read+0x11/0x20
[  296.921230] Node 0 
[  296.923630]  ? do_raw_spin_unlock+0xa7/0x2f0
[  296.927746] Normal: 
[  296.929975]  ? trace_hardirqs_on+0x310/0x310
[  296.934360] 1081*4kB 
[  296.936676]  ? __run_timers+0x7da/0xc70
[  296.941074] (UMEH) 
[  296.943478]  ? lock_downgrade+0x900/0x900
[  296.947971] 387*8kB (ME) 
[  296.950214]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  296.954357] 152*16kB 
[  296.957109]  ? trace_hardirqs_on+0xbd/0x310
[  296.962184] (UME) 
[  296.964599]  ? kasan_check_read+0x11/0x20
[  296.968894] 54*32kB 
[  296.971039]  ? __run_timers+0x7da/0xc70
[  296.975172] (UME) 
[  296.977488]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  296.981449] 21*64kB 
[  296.983620]  ? kasan_check_write+0x14/0x20
[  296.989045] (UM) 
[  296.991361]  ? do_raw_spin_lock+0xc1/0x200
[  296.995570] 0*128kB 
[  296.997625]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.001834] 0*256kB 
[  297.004147]  __run_timers+0x7e5/0xc70
[  297.008358] 2*512kB 
[  297.010677]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  297.014445] (U) 
[  297.016763]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  297.022097] 0*1024kB 
[  297.024084]  ? timerqueue_add+0x207/0x2b0
[  297.029071] 0*2048kB 
[  297.031469]  ? enqueue_hrtimer+0x1a5/0x560
[  297.035589] 0*4096kB 
[  297.037988]  ? lock_release+0x970/0x970
[  297.042199] = 13948kB
[  297.044599]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  297.048554] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  297.050951]  ? check_preemption_disabled+0x48/0x200
[  297.056136] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  297.064957]  ? kasan_check_write+0x14/0x20
[  297.069951] 4244 total pagecache pages
[  297.079004]  ? pvclock_read_flags+0x160/0x160
[  297.083218] 0 pages in swap cache
[  297.087093]  ? lock_downgrade+0x900/0x900
[  297.091570] Swap cache stats: add 0, delete 0, find 0/0
[  297.095011]  ? trace_hardirqs_on+0xbd/0x310
[  297.099130] Free swap  = 0kB
[  297.104486]  ? kvm_sched_clock_read+0x9/0x20
[  297.108778] Total swap = 0kB
[  297.111811]  ? irq_exit+0x17f/0x1c0
[  297.116193] 1965979 pages RAM
[  297.119205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.122814] 0 pages HighMem/MovableOnly
[  297.125925]  ? check_preemption_disabled+0x48/0x200
[  297.131438] 342307 pages reserved
[  297.135404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.140392] 0 pages cma reserved
[  297.143837]  run_timer_softirq+0x52/0xb0
[  297.149391] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  297.152699]  ? __this_cpu_preempt_check+0x1c/0x1f
[  297.156808] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  297.163228]  __do_softirq+0x30b/0xad8
[  297.168045] syz-executor2 cpuset=
[  297.178542]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  297.182316] syz2
[  297.185762]  ? pvclock_read_flags+0x160/0x160
[  297.190844]  mems_allowed=0
[  297.192815]  ? lapic_next_event+0x5a/0x90
[  297.204347]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.209882]  ? clockevents_program_event+0x140/0x370
[  297.214987]  ? kvm_clock_read+0x18/0x30
[  297.218960]  ? kvm_sched_clock_read+0x9/0x20
[  297.223372]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.228908]  ? check_preemption_disabled+0x48/0x200
[  297.233943]  irq_exit+0x17f/0x1c0
[  297.237391]  smp_apic_timer_interrupt+0x1cb/0x760
[  297.242244]  ? smp_reschedule_interrupt+0x109/0x650
[  297.247288]  ? smp_call_function_single_interrupt+0x650/0x650
[  297.253190]  ? interrupt_entry+0xb5/0xf0
[  297.257250]  ? trace_hardirqs_off_caller+0xbb/0x310
[  297.262260]  ? trace_hardirqs_off_caller+0xbb/0x310
[  297.267276]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  297.272119]  ? trace_hardirqs_on_caller+0x310/0x310
[  297.277130]  ? trace_hardirqs_on_caller+0x310/0x310
[  297.282145]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.287676]  ? check_preemption_disabled+0x48/0x200
[  297.292692]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.298232]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  297.303078]  apic_timer_interrupt+0xf/0x20
[  297.307304]  </IRQ>
[  297.309542] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  297.314728] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  297.333622] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  297.341325] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  297.348587] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  297.355850] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  297.363117] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  297.370397] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  297.377673]  ? trace_hardirqs_on+0x9a/0x310
[  297.381999]  ? trace_hardirqs_on+0xb4/0x310
[  297.386326]  retint_kernel+0x1b/0x2d
[  297.390047] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  297.395323] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  297.414250] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  297.421957] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  297.429256] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  297.436559] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  297.443825] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  297.451092] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  297.458393]  ? trace_hardirqs_on+0x9a/0x310
[  297.462725]  ? arch_local_irq_restore+0x45/0x52
[  297.467411]  dump_stack+0x26a/0x2b4
[  297.471042]  ? dump_stack_print_info.cold.2+0x52/0x52
[  297.476246]  ? mark_held_locks+0x130/0x130
[  297.480478]  ? mark_held_locks+0x130/0x130
[  297.484712]  dump_header+0x27b/0xf72
[  297.488425]  ? rcu_read_unlock+0x16/0x60
[  297.492485]  ? pagefault_out_of_memory+0x197/0x197
[  297.497413]  ? mark_held_locks+0x130/0x130
[  297.501642]  ? percpu_ref_put_many+0x13e/0x260
[  297.506219]  ? mem_cgroup_charge_statistics+0x780/0x780
[  297.511586]  ? mem_cgroup_iter+0x1f7/0x1160
[  297.515905]  ? mark_held_locks+0x130/0x130
[  297.520143]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.525676]  ? task_will_free_mem+0x239/0xb30
[  297.530203]  ? ___ratelimit+0x36f/0x655
[  297.534184]  ? lock_downgrade+0x900/0x900
[  297.538330]  ? trace_hardirqs_on+0xbd/0x310
[  297.542644]  ? kasan_check_read+0x11/0x20
[  297.546820]  ? ___ratelimit+0x36f/0x655
[  297.550803]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  297.556248]  ? trace_hardirqs_on+0x310/0x310
[  297.560649]  ? lock_downgrade+0x900/0x900
[  297.564805]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  297.569908]  ? ___ratelimit+0xaa/0x655
[  297.573802]  ? idr_get_free+0xec0/0xec0
[  297.577801]  ? kasan_check_write+0x14/0x20
[  297.582036]  ? do_raw_spin_lock+0xc1/0x200
[  297.586274]  oom_kill_process.cold.27+0x10/0x903
[  297.591032]  ? lock_downgrade+0x900/0x900
[  297.595185]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  297.600993]  ? oom_evaluate_task+0x540/0x540
[  297.605413]  ? shrink_node+0x16b0/0x16b0
[  297.609473]  ? oom_unkillable_task+0x383/0x580
[  297.614053]  ? out_of_memory+0x974/0x1430
[  297.618199]  ? lock_downgrade+0x900/0x900
[  297.622352]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  297.628146]  ? __cpuset_node_allowed+0x19b/0x660
[  297.632918]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.638452]  ? oom_evaluate_task+0x302/0x540
[  297.642875]  out_of_memory+0xa84/0x1430
[  297.646870]  ? oom_killer_disable+0x3a0/0x3a0
[  297.651360]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  297.656304]  ? __mutex_add_waiter+0x2a0/0x2a0
[  297.660815]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  297.665827]  ? find_next_bit+0x104/0x130
[  297.669889]  __alloc_pages_slowpath+0x2318/0x2d80
[  297.674747]  ? warn_alloc+0x120/0x120
[  297.678545]  ? __radix_tree_lookup+0x4c0/0x4c0
[  297.683133]  ? find_get_entry+0x2f2/0xc40
[  297.687283]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  297.692214]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.697747]  ? should_fail+0x22d/0xd01
[  297.701629]  ? ___might_sleep+0x1ed/0x300
[  297.705789]  ? lock_release+0x970/0x970
[  297.709779]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  297.714889]  ? debug_smp_processor_id+0x1c/0x20
[  297.719564]  ? __might_sleep+0x95/0x190
[  297.723539]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  297.728382]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  297.733400]  ? lock_downgrade+0x900/0x900
[  297.737546]  ? ___might_sleep+0x1ed/0x300
[  297.741687]  ? lock_release+0x970/0x970
[  297.745656]  ? arch_local_save_flags+0x40/0x40
[  297.750237]  ? finish_task_switch+0x1f5/0x900
[  297.754734]  ? __might_sleep+0x95/0x190
[  297.758710]  __alloc_pages_nodemask+0xa80/0xde0
[  297.763382]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  297.768397]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  297.774194]  ? kasan_check_write+0x14/0x20
[  297.778441]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  297.783117]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.788649]  ? __do_page_cache_readahead+0x7ce/0x980
[  297.793755]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  297.799302]  alloc_pages_current+0x10c/0x210
[  297.803708]  ? lock_downgrade+0x900/0x900
[  297.807854]  __page_cache_alloc+0x38f/0x5b0
[  297.812173]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  297.817969]  ? ext4_filemap_fault+0x82/0xad
[  297.822291]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  297.826965]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.832510]  ? check_preemption_disabled+0x48/0x200
[  297.837538]  filemap_fault+0x1594/0x25f0
[  297.841603]  ? __lock_page_or_retry+0xa00/0xa00
[  297.846270]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  297.852070]  ? unwind_dump+0x190/0x190
[  297.855963]  ? is_bpf_text_address+0xd3/0x170
[  297.860461]  ? filemap_map_pages+0xdea/0x1980
[  297.864968]  ? find_get_pages_range_tag+0x1320/0x1320
[  297.870159]  ? save_stack+0xa9/0xd0
[  297.873800]  ? save_stack+0x43/0xd0
[  297.877459]  ? __kasan_slab_free+0x102/0x150
[  297.881883]  ? __sigqueue_free.part.27+0x7d/0xa0
[  297.886639]  ? __dequeue_signal+0x530/0x7d0
[  297.890961]  ? dequeue_signal+0x26c/0x630
[  297.895107]  ? get_signal+0x3ec/0x1980
[  297.898986]  ? do_signal+0x9c/0x21e0
[  297.902696]  ? exit_to_usermode_loop+0x2e5/0x380
[  297.907451]  ? mark_held_locks+0x130/0x130
[  297.911702]  ? trace_hardirqs_on+0x310/0x310
[  297.916125]  ? lock_acquire+0x1ed/0x520
[  297.920098]  ? ext4_filemap_fault+0x7a/0xad
[  297.924419]  ? lock_release+0x970/0x970
[  297.928393]  ? arch_local_save_flags+0x40/0x40
[  297.932973]  ? mark_held_locks+0x130/0x130
[  297.937206]  ? trace_hardirqs_off+0xb8/0x310
[  297.941619]  ? down_read+0xb0/0x1d0
[  297.945244]  ? ext4_filemap_fault+0x7a/0xad
[  297.949563]  ? __down_interruptible+0x700/0x700
[  297.954241]  ? kmem_cache_free+0x21a/0x290
[  297.958474]  ? __sigqueue_free.part.27+0x7d/0xa0
[  297.963226]  ? __dequeue_signal+0xf9/0x7d0
[  297.967475]  ext4_filemap_fault+0x82/0xad
[  297.971621]  __do_fault+0x100/0x6b0
[  297.975246]  ? print_bad_pte+0x6c0/0x6c0
[  297.979341]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.984889]  ? pmd_val+0x88/0x100
[  297.988343]  ? add_mm_counter_fast+0xd0/0xd0
[  297.992747]  ? pmd_val+0x88/0x100
[  297.996198]  ? add_mm_counter_fast+0xd0/0xd0
[  298.000602]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.006140]  __handle_mm_fault+0x3709/0x53e0
[  298.010553]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  298.015391]  ? kasan_check_write+0x14/0x20
[  298.019629]  ? do_raw_spin_lock+0xc1/0x200
[  298.023865]  ? _raw_spin_unlock_irq+0x60/0x80
[  298.028359]  ? __set_current_blocked+0xe4/0x120
[  298.033030]  ? lock_acquire+0x1ed/0x520
[  298.037005]  ? handle_mm_fault+0x42a/0xc70
[  298.041234]  ? lock_downgrade+0x900/0x900
[  298.045381]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  298.051184]  ? __do_page_fault+0x67d/0xed0
[  298.055418]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  298.060865]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.066400]  ? check_preemption_disabled+0x48/0x200
[  298.071420]  handle_mm_fault+0x54f/0xc70
[  298.075483]  ? __handle_mm_fault+0x53e0/0x53e0
[  298.080062]  ? find_vma+0x34/0x190
[  298.083604]  __do_page_fault+0x67d/0xed0
[  298.087666]  ? mm_fault_error+0x380/0x380
[  298.091851]  ? syscall_slow_exit_work+0x520/0x520
[  298.096693]  do_page_fault+0xf2/0x7e0
[  298.100495]  ? vmalloc_sync_all+0x30/0x30
[  298.104644]  ? error_entry+0x70/0xd0
[  298.108357]  ? trace_hardirqs_off_caller+0xbb/0x310
[  298.113368]  ? trace_hardirqs_on_caller+0xc0/0x310
[  298.118298]  ? syscall_return_slowpath+0x5e0/0x5e0
[  298.123224]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.128062]  ? trace_hardirqs_on_caller+0x310/0x310
[  298.133076]  ? trace_hardirqs_off+0x310/0x310
[  298.137571]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  298.142588]  ? prepare_exit_to_usermode+0x291/0x3b0
[  298.147606]  ? page_fault+0x8/0x30
[  298.151164]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.156020]  ? page_fault+0x8/0x30
[  298.159558]  page_fault+0x1e/0x30
[  298.163023] RIP: 0033:0x45db60
[  298.166214] Code: Bad RIP value.
[  298.169597] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  298.174957] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  298.182222] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  298.189496] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  298.196761] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  298.204037] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  298.211323] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  298.211377] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  298.218603] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  298.218615] Call Trace:
[  298.218620]  <IRQ>
[  298.218636]  dump_stack+0x1c4/0x2b4
[  298.218653]  ? dump_stack_print_info.cold.2+0x52/0x52
[  298.225184] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  298.234479]  warn_alloc.cold.119+0xb7/0x1bd
[  298.237039] syz-fuzzer cpuset=
[  298.239178]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  298.242776] /
[  298.248003]  ? lock_downgrade+0x900/0x900
[  298.258199]  mems_allowed=0
[  298.262507]  ? trace_hardirqs_off+0xb8/0x310
[  298.283643]  ? trace_hardirqs_off+0xb8/0x310
[  298.288055]  __alloc_pages_slowpath+0x2667/0x2d80
[  298.292912]  ? warn_alloc+0x120/0x120
[  298.296712]  ? warn_alloc+0x120/0x120
[  298.300510]  ? warn_alloc+0x120/0x120
[  298.304311]  ? mark_held_locks+0x130/0x130
[  298.308559]  ? trace_hardirqs_on+0x310/0x310
[  298.312967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.318518]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.324068]  ? should_fail+0x22d/0xd01
[  298.327955]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  298.333072]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.338622]  ? should_fail+0x22d/0xd01
[  298.342532]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  298.347634]  ? should_fail+0x22d/0xd01
[  298.351575]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  298.356676]  ? mark_held_locks+0x130/0x130
[  298.360910]  ? mark_held_locks+0x130/0x130
[  298.365159]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.370697]  ? trace_hardirqs_off+0xb8/0x310
[  298.375116]  ? kasan_check_read+0x11/0x20
[  298.379268]  ? do_raw_spin_unlock+0xa7/0x2f0
[  298.383671]  ? trace_hardirqs_on+0x310/0x310
[  298.388078]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.393615]  ? wq_watchdog_touch+0x9c/0xfe
[  298.397845]  ? io_serial_in+0x11/0x90
[  298.401641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.407181]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  298.412290]  __alloc_pages_nodemask+0xa80/0xde0
[  298.416963]  ? should_fail+0x22d/0xd01
[  298.420857]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  298.425899]  ? ____cache_alloc_node+0x1c7/0x1e0
[  298.430566]  ? lock_downgrade+0x900/0x900
[  298.434715]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.440251]  cache_grow_begin+0x91/0x8c0
[  298.444315]  ? do_raw_spin_unlock+0xa7/0x2f0
[  298.448728]  fallback_alloc+0x203/0x2e0
[  298.452703]  ____cache_alloc_node+0x1c7/0x1e0
[  298.457198]  kmem_cache_alloc_node+0xe3/0x730
[  298.461685]  ? ipv6_get_ifaddr+0x42e/0x620
[  298.465946]  __alloc_skb+0x119/0x770
[  298.469659]  ? skb_scrub_packet+0x490/0x490
[  298.474007]  ? lock_downgrade+0x900/0x900
[  298.478154]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.483688]  ? refcount_sub_and_test_checked+0x203/0x310
[  298.489140]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  298.494618]  ? addrconf_rs_timer+0x690/0x690
[  298.499029]  ndisc_alloc_skb+0x144/0x340
[  298.503088]  ndisc_send_rs+0x331/0x6e0
[  298.506980]  addrconf_rs_timer+0x314/0x690
[  298.511214]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.515451]  call_timer_fn+0x272/0x920
[  298.519352]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.523586]  ? process_timeout+0x40/0x40
[  298.527644]  ? trace_hardirqs_off+0xb8/0x310
[  298.532062]  ? kasan_check_read+0x11/0x20
[  298.536210]  ? do_raw_spin_unlock+0xa7/0x2f0
[  298.540613]  ? trace_hardirqs_on+0x310/0x310
[  298.545019]  ? __run_timers+0x7da/0xc70
[  298.548999]  ? lock_downgrade+0x900/0x900
[  298.553148]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  298.558250]  ? trace_hardirqs_on+0xbd/0x310
[  298.562568]  ? kasan_check_read+0x11/0x20
[  298.566712]  ? __run_timers+0x7da/0xc70
[  298.570685]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  298.576131]  ? kasan_check_write+0x14/0x20
[  298.580363]  ? do_raw_spin_lock+0xc1/0x200
[  298.584596]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.588832]  __run_timers+0x7e5/0xc70
[  298.592639]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  298.597997]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  298.603007]  ? timerqueue_add+0x207/0x2b0
[  298.607186]  ? enqueue_hrtimer+0x1a5/0x560
[  298.611414]  ? lock_release+0x970/0x970
[  298.615386]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  298.620571]  ? kasan_check_write+0x14/0x20
[  298.624819]  ? pvclock_read_flags+0x160/0x160
[  298.629330]  ? lock_downgrade+0x900/0x900
[  298.633514]  ? trace_hardirqs_on+0xbd/0x310
[  298.637844]  ? kvm_sched_clock_read+0x9/0x20
[  298.642252]  ? irq_exit+0x17f/0x1c0
[  298.645896]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.651431]  ? check_preemption_disabled+0x48/0x200
[  298.656441]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.661978]  run_timer_softirq+0x52/0xb0
[  298.666034]  ? __this_cpu_preempt_check+0x1c/0x1f
[  298.670871]  __do_softirq+0x30b/0xad8
[  298.674672]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  298.679777]  ? pvclock_read_flags+0x160/0x160
[  298.684282]  ? lapic_next_event+0x5a/0x90
[  298.688428]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.693993]  ? clockevents_program_event+0x140/0x370
[  298.699096]  ? kvm_clock_read+0x18/0x30
[  298.703098]  ? kvm_sched_clock_read+0x9/0x20
[  298.707498]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.713029]  ? check_preemption_disabled+0x48/0x200
[  298.718049]  irq_exit+0x17f/0x1c0
[  298.721516]  smp_apic_timer_interrupt+0x1cb/0x760
[  298.726351]  ? smp_reschedule_interrupt+0x109/0x650
[  298.731365]  ? smp_call_function_single_interrupt+0x650/0x650
[  298.737244]  ? interrupt_entry+0xb5/0xf0
[  298.741321]  ? trace_hardirqs_off_caller+0xbb/0x310
[  298.746332]  ? trace_hardirqs_off_caller+0xbb/0x310
[  298.751345]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.756183]  ? trace_hardirqs_on_caller+0x310/0x310
[  298.761281]  ? trace_hardirqs_on_caller+0x310/0x310
[  298.766321]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.771854]  ? check_preemption_disabled+0x48/0x200
[  298.776889]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.781731]  apic_timer_interrupt+0xf/0x20
[  298.785955]  </IRQ>
[  298.788191] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  298.794073] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  298.812979] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  298.820688] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  298.827948] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  298.835223] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  298.842501] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  298.849765] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  298.857063]  ? trace_hardirqs_on+0xb4/0x310
[  298.861382]  ? save_stack+0xa9/0xd0
[  298.865013]  __kmalloc_node_track_caller+0x33/0x70
[  298.869956]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  298.874727]  pskb_expand_head+0x230/0x10f0
[  298.878977]  ? lock_downgrade+0x900/0x900
[  298.883115]  ? check_preemption_disabled+0x48/0x200
[  298.888129]  ? memcpy+0x45/0x50
[  298.891412]  ? __copy_skb_header+0x350/0x6b0
[  298.895821]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  298.900309]  ? skb_checksum+0x140/0x140
[  298.904285]  ? trace_hardirqs_on+0xbd/0x310
[  298.908610]  ? skb_clone+0x1bb/0x500
[  298.912319]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  298.917765]  ? kasan_unpoison_shadow+0x35/0x50
[  298.922370]  ? kasan_check_write+0x14/0x20
[  298.926615]  ? __skb_clone+0x6c7/0xa00
[  298.930500]  ? __copy_skb_header+0x6b0/0x6b0
[  298.934919]  ? kmem_cache_alloc+0x306/0x730
[  298.939258]  skb_ensure_writable+0x3dd/0x640
[  298.943664]  ? skb_cow_data+0xf10/0xf10
[  298.948114]  ? check_preemption_disabled+0x48/0x200
[  298.953132]  ? __this_cpu_preempt_check+0x1c/0x1f
[  298.957971]  ? __bpf_redirect+0x54b/0xb20
[  298.962115]  ? __switch_to_asm+0x34/0x70
[  298.966175]  bpf_clone_redirect+0x14a/0x490
[  298.970495]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  298.975509]  ? __sched_text_start+0x8/0x8
[  298.979670]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  298.984424]  ? retint_kernel+0x2d/0x2d
[  298.988307]  ? trace_hardirqs_on_caller+0xc0/0x310
[  298.993232]  ? retint_kernel+0x2d/0x2d
[  298.997115]  ? trace_hardirqs_on_caller+0xc0/0x310
[  299.002056]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  299.006818]  ? trace_hardirqs_off+0x310/0x310
[  299.011309]  ? retint_kernel+0x1b/0x2d
[  299.015210]  ? lock_acquire+0x1ed/0x520
[  299.019180]  ? bpf_test_run+0x3cb/0x780
[  299.023150]  ? lock_downgrade+0x900/0x900
[  299.027310]  ? lock_release+0x970/0x970
[  299.031289]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  299.037082]  ? preempt_schedule_common+0x1f/0xd0
[  299.041844]  ? preempt_schedule+0x4d/0x60
[  299.046015]  ? ___preempt_schedule+0x16/0x18
[  299.050443]  ? bpf_test_run+0x25d/0x780
[  299.054422]  ? netlink_diag_dump+0x2a0/0x2a0
[  299.058834]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  299.064367]  ? bpf_test_init.isra.9+0x70/0x100
[  299.068948]  ? bpf_prog_test_run_skb+0x634/0xb40
[  299.073707]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  299.078660]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  299.084190]  ? fput+0x130/0x1a0
[  299.087483]  ? __bpf_prog_get+0x9b/0x290
[  299.091540]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  299.096410]  ? bpf_prog_test_run+0x130/0x1a0
[  299.100822]  ? __x64_sys_bpf+0x3d8/0x510
[  299.104907]  ? bpf_prog_get+0x20/0x20
[  299.108710]  ? __x64_sys_futex+0x4bc/0x6a0
[  299.112946]  ? do_syscall_64+0x1b9/0x820
[  299.117020]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  299.122383]  ? syscall_return_slowpath+0x5e0/0x5e0
[  299.127305]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.132149]  ? trace_hardirqs_on_caller+0x310/0x310
[  299.137161]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  299.142173]  ? prepare_exit_to_usermode+0x291/0x3b0
[  299.147193]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.152034]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  299.157402] warn_alloc_show_mem: 1 callbacks suppressed
[  299.157417] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  299.157419] Mem-Info:
[  299.157448] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  299.157448]  active_file:17 inactive_file:13 isolated_file:0
[  299.157448]  unevictable:0 dirty:0 writeback:0 unstable:0
[  299.157448]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  299.157448]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  299.157448]  free:13756 free_pcp:276 free_cma:0
[  299.162794] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  299.169822] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  299.172211] Call Trace:
[  299.205157] Node 0 
[  299.214494]  <IRQ>
[  299.242256] 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
[  299.244816]  dump_stack+0x1c4/0x2b4
[  299.247037] lowmem_reserve[]:
[  299.249179]  ? dump_stack_print_info.cold.2+0x52/0x52
[  299.274657]  0
[  299.278281]  warn_alloc.cold.119+0xb7/0x1bd
[  299.281356]  2819
[  299.286541]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  299.288320]  6323
[  299.292631]  ? lock_downgrade+0x900/0x900
[  299.294664]  6323
[  299.299493]  ? trace_hardirqs_off+0xb8/0x310
[  299.305674]  ? trace_hardirqs_off+0xb8/0x310
[  299.307712] Node 0 
[  299.312108]  __alloc_pages_slowpath+0x2667/0x2d80
[  299.316508] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  299.318719]  ? warn_alloc+0x120/0x120
[  299.323527] lowmem_reserve[]:
[  299.350759]  ? warn_alloc+0x120/0x120
[  299.354559]  0
[  299.357653]  ? warn_alloc+0x120/0x120
[  299.361426]  0
[  299.363223]  ? mark_held_locks+0x130/0x130
[  299.366998]  3503
[  299.368832]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.373041]  3503
[  299.375111]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  299.382683]  ? should_fail+0x22d/0xd01
[  299.388197] Node 0 Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  299.392133]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  299.392150]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  299.421188] lowmem_reserve[]:
[  299.426281]  ? should_fail+0x22d/0xd01
[  299.431800]  0
[  299.434893]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  299.438751]  0
[  299.440565]  ? should_fail+0x22d/0xd01
[  299.445642]  0
[  299.447437]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  299.451294]  0
[  299.453090]  ? mark_held_locks+0x130/0x130
[  299.459975]  ? mark_held_locks+0x130/0x130
[  299.464180] Node 0 
[  299.468432]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.468434] DMA: 1*4kB 
[  299.470669]  ? trace_hardirqs_off+0xb8/0x310
[  299.476180] (U) 
[  299.478772]  ? kasan_check_read+0x11/0x20
[  299.483164] 0*8kB 
[  299.485132]  ? do_raw_spin_unlock+0xa7/0x2f0
[  299.489249] 0*16kB 
[  299.491406]  ? trace_hardirqs_on+0x310/0x310
[  299.495801] 1*32kB 
[  299.498030]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.502407] (U) 
[  299.504650]  ? wq_watchdog_touch+0x9c/0xfe
[  299.510189] 2*64kB 
[  299.512157]  ? io_serial_in+0x11/0x90
[  299.516390] (U) 
[  299.518621]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.522394] 1*128kB 
[  299.524364]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  299.529902] (U) 
[  299.532238]  __alloc_pages_nodemask+0xa80/0xde0
[  299.537310] 1*256kB 
[  299.539276]  ? should_fail+0x22d/0xd01
[  299.543920] (U) 
[  299.546233]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  299.550095] 0*512kB 
[  299.552070]  ? ____cache_alloc_node+0x1c7/0x1e0
[  299.557047] 1*1024kB 
[  299.559358]  ? lock_downgrade+0x900/0x900
[  299.563997] (U) 
[  299.566417]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.570542] 1*2048kB 
[  299.572512]  cache_grow_begin+0x91/0x8c0
[  299.578039] (M) 
[  299.580446]  ? do_raw_spin_unlock+0xa7/0x2f0
[  299.584480] 3*4096kB 
[  299.586446]  fallback_alloc+0x203/0x2e0
[  299.590825] (M) 
[  299.593229]  ____cache_alloc_node+0x1c7/0x1e0
[  299.597187] = 15908kB
[  299.599171]  kmem_cache_alloc_node+0xe3/0x730
[  299.603648] Node 0 
[  299.606060]  ? ipv6_get_ifaddr+0x42e/0x620
[  299.610525] DMA32: 
[  299.612755]  __alloc_skb+0x119/0x770
[  299.616959] 2*4kB 
[  299.619189]  ? skb_scrub_packet+0x490/0x490
[  299.622877] (M) 
[  299.625023]  ? lock_downgrade+0x900/0x900
[  299.629316] 1*8kB 
[  299.631307]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.635414] (M) 
[  299.637577]  ? refcount_sub_and_test_checked+0x203/0x310
[  299.643100] 2*16kB 
[  299.645077]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  299.650527] (M) 
[  299.652751]  ? addrconf_rs_timer+0x690/0x690
[  299.658176] 3*32kB 
[  299.660156]  ndisc_alloc_skb+0x144/0x340
[  299.664531] (MH) 
[  299.666769]  ndisc_send_rs+0x331/0x6e0
[  299.670844] 5*64kB 
[  299.672901]  addrconf_rs_timer+0x314/0x690
[  299.676760] (MH) 
[  299.679079]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.683287] 3*128kB 
[  299.685364]  call_timer_fn+0x272/0x920
[  299.689567] (M) 
[  299.691894]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.695759] 5*256kB 
[  299.697728]  ? process_timeout+0x40/0x40
[  299.701933] (UMH) 
[  299.704247]  ? trace_hardirqs_off+0xb8/0x310
[  299.708278] 5*512kB 
[  299.710433]  ? kasan_check_read+0x11/0x20
[  299.714822] (UMH) 
[  299.717158]  ? do_raw_spin_unlock+0xa7/0x2f0
[  299.721280] 4*1024kB 
[  299.723437]  ? trace_hardirqs_on+0x310/0x310
[  299.727819] (UMH) 
[  299.730224]  ? __run_timers+0x7da/0xc70
[  299.734609] 2*2048kB 
[  299.736748]  ? lock_downgrade+0x900/0x900
[  299.740696] (M) 
[  299.743101]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  299.747219] 3*4096kB 
[  299.749188]  ? trace_hardirqs_on+0xbd/0x310
[  299.754266] (M) 
[  299.756732]  ? kasan_check_read+0x11/0x20
[  299.761057] = 25168kB
[  299.763054]  ? __run_timers+0x7da/0xc70
[  299.767177] Node 0 
[  299.769583]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  299.773526] Normal: 
[  299.775753]  ? kasan_check_write+0x14/0x20
[  299.781176] 1081*4kB 
[  299.783490]  ? do_raw_spin_lock+0xc1/0x200
[  299.787696] (UMEH) 
[  299.790128]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.794341] 387*8kB 
[  299.796571]  __run_timers+0x7e5/0xc70
[  299.800777] (ME) 
[  299.803116]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  299.806889] 152*16kB 
[  299.808947]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  299.814285] (UME) 
[  299.816697]  ? timerqueue_add+0x207/0x2b0
[  299.821686] 54*32kB 
[  299.823826]  ? enqueue_hrtimer+0x1a5/0x560
[  299.827950] (UME) 
[  299.830269]  ? lock_release+0x970/0x970
[  299.834476] 21*64kB 
[  299.836613]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  299.840563] (UM) 
[  299.842882]  ? check_preemption_disabled+0x48/0x200
[  299.848058] 0*128kB 
[  299.850112]  ? kasan_check_write+0x14/0x20
[  299.855117] 0*256kB 
[  299.857433]  ? pvclock_read_flags+0x160/0x160
[  299.861644] 2*512kB 
[  299.863962]  ? lock_downgrade+0x900/0x900
[  299.868432] (U) 
[  299.870752]  ? trace_hardirqs_on+0xbd/0x310
[  299.874887] 0*1024kB 
[  299.876860]  ? kvm_sched_clock_read+0x9/0x20
[  299.881154] 0*2048kB 
[  299.883555]  ? irq_exit+0x17f/0x1c0
[  299.887935] 0*4096kB 
[  299.890336]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.893934] = 13948kB
[  299.896332]  ? check_preemption_disabled+0x48/0x200
[  299.901938] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  299.904335]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.909326] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  299.918145]  run_timer_softirq+0x52/0xb0
[  299.923656] 4244 total pagecache pages
[  299.932234]  ? __this_cpu_preempt_check+0x1c/0x1f
[  299.936272] 0 pages in swap cache
[  299.940150]  __do_softirq+0x30b/0xad8
[  299.944967] Swap cache stats: add 0, delete 0, find 0/0
[  299.948404]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  299.952179] Free swap  = 0kB
[  299.957530]  ? pvclock_read_flags+0x160/0x160
[  299.962621] Total swap = 0kB
[  299.965633]  ? lapic_next_event+0x5a/0x90
[  299.970119] 1965979 pages RAM
[  299.973133]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.977254] 0 pages HighMem/MovableOnly
[  299.980372]  ? clockevents_program_event+0x140/0x370
[  299.985884] 342307 pages reserved
[  299.989881]  ? kvm_clock_read+0x18/0x30
[  299.994956] 0 pages cma reserved
[  299.998396]  ? kvm_sched_clock_read+0x9/0x20
[  300.002403] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  300.005708]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.010158] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  300.016571]  ? check_preemption_disabled+0x48/0x200
[  300.022092] syz-executor2 cpuset=
[  300.032585]  irq_exit+0x17f/0x1c0
[  300.037570] syz2
[  300.041012]  smp_apic_timer_interrupt+0x1cb/0x760
[  300.044442]  mems_allowed=0
[  300.046410]  ? smp_reschedule_interrupt+0x109/0x650
[  300.059146]  ? smp_call_function_single_interrupt+0x650/0x650
[  300.065067]  ? interrupt_entry+0xb5/0xf0
[  300.069139]  ? trace_hardirqs_off_caller+0xbb/0x310
[  300.074149]  ? trace_hardirqs_off_caller+0xbb/0x310
[  300.079160]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.084004]  ? trace_hardirqs_on_caller+0x310/0x310
[  300.089012]  ? trace_hardirqs_on_caller+0x310/0x310
[  300.094022]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.099571]  ? check_preemption_disabled+0x48/0x200
[  300.104599]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.110140]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.114986]  apic_timer_interrupt+0xf/0x20
[  300.119212]  </IRQ>
[  300.121451] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  300.126636] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  300.145534] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  300.153240] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  300.160500] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  300.167783] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  300.175058] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  300.182322] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  300.189598]  ? trace_hardirqs_on+0x9a/0x310
[  300.193914]  ? trace_hardirqs_on+0xb4/0x310
[  300.198237]  retint_kernel+0x1b/0x2d
[  300.201964] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  300.207248] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  300.226142] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  300.233849] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  300.241136] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  300.248421] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  300.255685] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  300.262945] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  300.270223]  ? trace_hardirqs_on+0x9a/0x310
[  300.274556]  ? arch_local_irq_restore+0x45/0x52
[  300.279228]  dump_stack+0x26a/0x2b4
[  300.282853]  ? dump_stack_print_info.cold.2+0x52/0x52
[  300.288039]  ? mark_held_locks+0x130/0x130
[  300.292309]  ? mark_held_locks+0x130/0x130
[  300.296547]  dump_header+0x27b/0xf72
[  300.300257]  ? rcu_read_unlock+0x16/0x60
[  300.304338]  ? pagefault_out_of_memory+0x197/0x197
[  300.309266]  ? mark_held_locks+0x130/0x130
[  300.313496]  ? percpu_ref_put_many+0x13e/0x260
[  300.318076]  ? mem_cgroup_charge_statistics+0x780/0x780
[  300.323441]  ? mem_cgroup_iter+0x1f7/0x1160
[  300.327764]  ? mark_held_locks+0x130/0x130
[  300.332010]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.337541]  ? task_will_free_mem+0x239/0xb30
[  300.342039]  ? ___ratelimit+0x36f/0x655
[  300.346010]  ? lock_downgrade+0x900/0x900
[  300.350156]  ? trace_hardirqs_on+0xbd/0x310
[  300.354473]  ? kasan_check_read+0x11/0x20
[  300.358611]  ? ___ratelimit+0x36f/0x655
[  300.362584]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  300.368047]  ? trace_hardirqs_on+0x310/0x310
[  300.372468]  ? lock_downgrade+0x900/0x900
[  300.376617]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  300.381718]  ? ___ratelimit+0xaa/0x655
[  300.385631]  ? idr_get_free+0xec0/0xec0
[  300.389601]  ? kasan_check_write+0x14/0x20
[  300.393838]  ? do_raw_spin_lock+0xc1/0x200
[  300.398083]  oom_kill_process.cold.27+0x10/0x903
[  300.402866]  ? lock_downgrade+0x900/0x900
[  300.407017]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  300.412820]  ? oom_evaluate_task+0x540/0x540
[  300.417230]  ? shrink_node+0x16b0/0x16b0
[  300.421294]  ? oom_unkillable_task+0x383/0x580
[  300.425890]  ? out_of_memory+0x974/0x1430
[  300.430033]  ? lock_downgrade+0x900/0x900
[  300.434183]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  300.439980]  ? __cpuset_node_allowed+0x19b/0x660
[  300.444754]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.450291]  ? oom_evaluate_task+0x302/0x540
[  300.454701]  out_of_memory+0xa84/0x1430
[  300.458691]  ? oom_killer_disable+0x3a0/0x3a0
[  300.463182]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  300.468113]  ? __mutex_add_waiter+0x2a0/0x2a0
[  300.472622]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  300.477635]  ? find_next_bit+0x104/0x130
[  300.481699]  __alloc_pages_slowpath+0x2318/0x2d80
[  300.486556]  ? warn_alloc+0x120/0x120
[  300.490351]  ? __radix_tree_lookup+0x4c0/0x4c0
[  300.494951]  ? find_get_entry+0x2f2/0xc40
[  300.499102]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  300.504026]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.509569]  ? should_fail+0x22d/0xd01
[  300.513454]  ? ___might_sleep+0x1ed/0x300
[  300.517600]  ? lock_release+0x970/0x970
[  300.521576]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  300.526674]  ? debug_smp_processor_id+0x1c/0x20
[  300.531361]  ? __might_sleep+0x95/0x190
[  300.535336]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  300.540209]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  300.545245]  ? lock_downgrade+0x900/0x900
[  300.549390]  ? ___might_sleep+0x1ed/0x300
[  300.553531]  ? lock_release+0x970/0x970
[  300.557504]  ? arch_local_save_flags+0x40/0x40
[  300.562098]  ? finish_task_switch+0x1f5/0x900
[  300.566593]  ? __might_sleep+0x95/0x190
[  300.570569]  __alloc_pages_nodemask+0xa80/0xde0
[  300.575236]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  300.580251]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  300.586043]  ? kasan_check_write+0x14/0x20
[  300.590280]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  300.594970]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.600504]  ? __do_page_cache_readahead+0x7ce/0x980
[  300.605609]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  300.611144]  alloc_pages_current+0x10c/0x210
[  300.615546]  ? lock_downgrade+0x900/0x900
[  300.619690]  __page_cache_alloc+0x38f/0x5b0
[  300.624022]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  300.629826]  ? ext4_filemap_fault+0x82/0xad
[  300.634145]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  300.638816]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.644346]  ? check_preemption_disabled+0x48/0x200
[  300.649362]  filemap_fault+0x1594/0x25f0
[  300.653425]  ? __lock_page_or_retry+0xa00/0xa00
[  300.658112]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  300.663907]  ? unwind_dump+0x190/0x190
[  300.667805]  ? is_bpf_text_address+0xd3/0x170
[  300.672335]  ? filemap_map_pages+0xdea/0x1980
[  300.676838]  ? find_get_pages_range_tag+0x1320/0x1320
[  300.682018]  ? save_stack+0xa9/0xd0
[  300.685642]  ? save_stack+0x43/0xd0
[  300.689261]  ? __kasan_slab_free+0x102/0x150
[  300.693669]  ? __sigqueue_free.part.27+0x7d/0xa0
[  300.698436]  ? __dequeue_signal+0x530/0x7d0
[  300.702751]  ? dequeue_signal+0x26c/0x630
[  300.706896]  ? get_signal+0x3ec/0x1980
[  300.710776]  ? do_signal+0x9c/0x21e0
[  300.714553]  ? exit_to_usermode_loop+0x2e5/0x380
[  300.719312]  ? mark_held_locks+0x130/0x130
[  300.723545]  ? trace_hardirqs_on+0x310/0x310
[  300.727951]  ? lock_acquire+0x1ed/0x520
[  300.731919]  ? ext4_filemap_fault+0x7a/0xad
[  300.736242]  ? lock_release+0x970/0x970
[  300.740210]  ? arch_local_save_flags+0x40/0x40
[  300.744794]  ? mark_held_locks+0x130/0x130
[  300.749023]  ? trace_hardirqs_off+0xb8/0x310
[  300.753438]  ? down_read+0xb0/0x1d0
[  300.757056]  ? ext4_filemap_fault+0x7a/0xad
[  300.761384]  ? __down_interruptible+0x700/0x700
[  300.766048]  ? kmem_cache_free+0x21a/0x290
[  300.770302]  ? __sigqueue_free.part.27+0x7d/0xa0
[  300.775051]  ? __dequeue_signal+0xf9/0x7d0
[  300.779334]  ext4_filemap_fault+0x82/0xad
[  300.783509]  __do_fault+0x100/0x6b0
[  300.787164]  ? print_bad_pte+0x6c0/0x6c0
[  300.791222]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.796757]  ? pmd_val+0x88/0x100
[  300.800212]  ? add_mm_counter_fast+0xd0/0xd0
[  300.804619]  ? pmd_val+0x88/0x100
[  300.808072]  ? add_mm_counter_fast+0xd0/0xd0
[  300.812477]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.818014]  __handle_mm_fault+0x3709/0x53e0
[  300.822431]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  300.827268]  ? kasan_check_write+0x14/0x20
[  300.831502]  ? do_raw_spin_lock+0xc1/0x200
[  300.835738]  ? _raw_spin_unlock_irq+0x60/0x80
[  300.840229]  ? __set_current_blocked+0xe4/0x120
[  300.844899]  ? lock_acquire+0x1ed/0x520
[  300.848887]  ? handle_mm_fault+0x42a/0xc70
[  300.853127]  ? lock_downgrade+0x900/0x900
[  300.857287]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  300.863090]  ? __do_page_fault+0x67d/0xed0
[  300.867321]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  300.872773]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.878316]  ? check_preemption_disabled+0x48/0x200
[  300.883332]  handle_mm_fault+0x54f/0xc70
[  300.887395]  ? __handle_mm_fault+0x53e0/0x53e0
[  300.891981]  ? find_vma+0x34/0x190
[  300.895534]  __do_page_fault+0x67d/0xed0
[  300.899599]  ? mm_fault_error+0x380/0x380
[  300.903759]  ? syscall_slow_exit_work+0x520/0x520
[  300.908606]  do_page_fault+0xf2/0x7e0
[  300.912404]  ? vmalloc_sync_all+0x30/0x30
[  300.916567]  ? error_entry+0x70/0xd0
[  300.920276]  ? trace_hardirqs_off_caller+0xbb/0x310
[  300.925289]  ? trace_hardirqs_on_caller+0xc0/0x310
[  300.930218]  ? syscall_return_slowpath+0x5e0/0x5e0
[  300.935159]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.940029]  ? trace_hardirqs_on_caller+0x310/0x310
[  300.945041]  ? trace_hardirqs_off+0x310/0x310
[  300.949637]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  300.954648]  ? prepare_exit_to_usermode+0x291/0x3b0
[  300.959674]  ? page_fault+0x8/0x30
[  300.963207]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.968097]  ? page_fault+0x8/0x30
[  300.971631]  page_fault+0x1e/0x30
[  300.975091] RIP: 0033:0x45db60
[  300.978285] Code: Bad RIP value.
[  300.981648] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  300.987004] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  300.994268] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  301.001534] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  301.008804] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  301.016069] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  301.023367] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  301.023430] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  301.030635] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  301.030639] Call Trace:
[  301.030645]  <IRQ>
[  301.030660]  dump_stack+0x1c4/0x2b4
[  301.030676]  ? dump_stack_print_info.cold.2+0x52/0x52
[  301.037225] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  301.046515]  warn_alloc.cold.119+0xb7/0x1bd
[  301.049070] syz-fuzzer cpuset=
[  301.051226]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  301.054821] /
[  301.060002]  ? lock_downgrade+0x900/0x900
[  301.070200]  mems_allowed=0
[  301.074508]  ? trace_hardirqs_off+0xb8/0x310
[  301.095802]  ? trace_hardirqs_off+0xb8/0x310
[  301.100247]  __alloc_pages_slowpath+0x2667/0x2d80
[  301.105106]  ? warn_alloc+0x120/0x120
[  301.108911]  ? trace_hardirqs_on+0x310/0x310
[  301.113314]  ? warn_alloc+0x120/0x120
[  301.117120]  ? warn_alloc+0x120/0x120
[  301.120917]  ? ktime_get+0x2e1/0x440
[  301.124625]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.130171]  ? check_preemption_disabled+0x48/0x200
[  301.135199]  ? kasan_check_read+0x11/0x20
[  301.139347]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.144880]  ? should_fail+0x22d/0xd01
[  301.148761]  ? rcu_bh_qs+0xc0/0xc0
[  301.152310]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  301.157410]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.162946]  ? should_fail+0x22d/0xd01
[  301.166832]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  301.171941]  ? should_fail+0x22d/0xd01
[  301.175831]  ? rcu_idle_enter+0x4b0/0x4b0
[  301.179975]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  301.185076]  ? mark_held_locks+0x130/0x130
[  301.189314]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.194847]  ? mark_held_locks+0x130/0x130
[  301.199095]  ? rcu_irq_exit+0xce/0x100
[  301.202986]  ? irq_exit+0xbd/0x1c0
[  301.206542]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  301.211558]  ? do_raw_spin_unlock+0xa7/0x2f0
[  301.215966]  ? smp_call_function_single_interrupt+0x650/0x650
[  301.221878]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.227412]  ? ret_from_intr+0xb/0x1e
[  301.231211]  ? retint_kernel+0x2d/0x2d
[  301.235100]  ? trace_hardirqs_on_caller+0xc0/0x310
[  301.240045]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  301.244809]  ? trace_hardirqs_off+0x310/0x310
[  301.249351]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  301.254455]  __alloc_pages_nodemask+0xa80/0xde0
[  301.259123]  ? should_fail+0x22d/0xd01
[  301.263007]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  301.268031]  ? ____cache_alloc_node+0x1c7/0x1e0
[  301.272692]  ? lock_downgrade+0x900/0x900
[  301.276847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.282382]  cache_grow_begin+0x91/0x8c0
[  301.286454]  ? do_raw_spin_unlock+0xa7/0x2f0
[  301.290863]  fallback_alloc+0x203/0x2e0
[  301.294839]  ____cache_alloc_node+0x1c7/0x1e0
[  301.299358]  kmem_cache_alloc_node+0xe3/0x730
[  301.303861]  ? ipv6_get_ifaddr+0x42e/0x620
[  301.308104]  __alloc_skb+0x119/0x770
[  301.311848]  ? skb_scrub_packet+0x490/0x490
[  301.316164]  ? lock_downgrade+0x900/0x900
[  301.320311]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.325851]  ? refcount_sub_and_test_checked+0x203/0x310
[  301.331300]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  301.336747]  ? addrconf_rs_timer+0x690/0x690
[  301.341156]  ndisc_alloc_skb+0x144/0x340
[  301.345217]  ndisc_send_rs+0x331/0x6e0
[  301.349121]  addrconf_rs_timer+0x314/0x690
[  301.353381]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.357622]  call_timer_fn+0x272/0x920
[  301.361507]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.365740]  ? process_timeout+0x40/0x40
[  301.369856]  ? trace_hardirqs_off+0xb8/0x310
[  301.374257]  ? kasan_check_read+0x11/0x20
[  301.378401]  ? do_raw_spin_unlock+0xa7/0x2f0
[  301.382828]  ? trace_hardirqs_on+0x310/0x310
[  301.387237]  ? __run_timers+0x7da/0xc70
[  301.391205]  ? lock_downgrade+0x900/0x900
[  301.395348]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  301.400475]  ? trace_hardirqs_on+0xbd/0x310
[  301.404828]  ? kasan_check_read+0x11/0x20
[  301.408985]  ? __run_timers+0x7da/0xc70
[  301.412958]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  301.418403]  ? kasan_check_write+0x14/0x20
[  301.422633]  ? do_raw_spin_lock+0xc1/0x200
[  301.426884]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.431120]  __run_timers+0x7e5/0xc70
[  301.434924]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  301.440283]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  301.445293]  ? timerqueue_add+0x207/0x2b0
[  301.449453]  ? enqueue_hrtimer+0x1a5/0x560
[  301.453684]  ? lock_release+0x970/0x970
[  301.457654]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  301.462875]  ? kasan_check_write+0x14/0x20
[  301.467112]  ? pvclock_read_flags+0x160/0x160
[  301.471600]  ? lock_downgrade+0x900/0x900
[  301.475761]  ? trace_hardirqs_on+0xbd/0x310
[  301.480103]  ? kvm_sched_clock_read+0x9/0x20
[  301.484506]  ? irq_exit+0x17f/0x1c0
[  301.488128]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.493660]  ? check_preemption_disabled+0x48/0x200
[  301.498672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.504206]  run_timer_softirq+0x52/0xb0
[  301.508266]  ? __this_cpu_preempt_check+0x1c/0x1f
[  301.513106]  __do_softirq+0x30b/0xad8
[  301.516908]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  301.522015]  ? pvclock_read_flags+0x160/0x160
[  301.526508]  ? lapic_next_event+0x5a/0x90
[  301.530654]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.536196]  ? clockevents_program_event+0x140/0x370
[  301.541300]  ? kvm_clock_read+0x18/0x30
[  301.545270]  ? kvm_sched_clock_read+0x9/0x20
[  301.549672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.555204]  ? check_preemption_disabled+0x48/0x200
[  301.560219]  irq_exit+0x17f/0x1c0
[  301.563665]  smp_apic_timer_interrupt+0x1cb/0x760
[  301.568506]  ? smp_reschedule_interrupt+0x109/0x650
[  301.573515]  ? smp_call_function_single_interrupt+0x650/0x650
[  301.579394]  ? interrupt_entry+0xb5/0xf0
[  301.583454]  ? trace_hardirqs_off_caller+0xbb/0x310
[  301.588463]  ? trace_hardirqs_off_caller+0xbb/0x310
[  301.593479]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.598318]  ? trace_hardirqs_on_caller+0x310/0x310
[  301.603352]  ? trace_hardirqs_on_caller+0x310/0x310
[  301.608361]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.613894]  ? check_preemption_disabled+0x48/0x200
[  301.618926]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.623767]  apic_timer_interrupt+0xf/0x20
[  301.628000]  </IRQ>
[  301.630235] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  301.636114] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  301.655026] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  301.662735] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  301.669994] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  301.677259] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  301.684537] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  301.691811] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  301.699102]  ? trace_hardirqs_on+0xb4/0x310
[  301.703419]  ? save_stack+0xa9/0xd0
[  301.707046]  __kmalloc_node_track_caller+0x33/0x70
[  301.711974]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  301.716730]  pskb_expand_head+0x230/0x10f0
[  301.720959]  ? lock_downgrade+0x900/0x900
[  301.725107]  ? check_preemption_disabled+0x48/0x200
[  301.730122]  ? memcpy+0x45/0x50
[  301.733397]  ? __copy_skb_header+0x350/0x6b0
[  301.737842]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  301.742337]  ? skb_checksum+0x140/0x140
[  301.746325]  ? trace_hardirqs_on+0xbd/0x310
[  301.750642]  ? skb_clone+0x1bb/0x500
[  301.754352]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  301.759810]  ? kasan_unpoison_shadow+0x35/0x50
[  301.764443]  ? kasan_check_write+0x14/0x20
[  301.768692]  ? __skb_clone+0x6c7/0xa00
[  301.772578]  ? __copy_skb_header+0x6b0/0x6b0
[  301.776980]  ? kmem_cache_alloc+0x306/0x730
[  301.781332]  skb_ensure_writable+0x3dd/0x640
[  301.785740]  ? skb_cow_data+0xf10/0xf10
[  301.789708]  ? check_preemption_disabled+0x48/0x200
[  301.794719]  ? __this_cpu_preempt_check+0x1c/0x1f
[  301.799557]  ? __bpf_redirect+0x54b/0xb20
[  301.803699]  ? __switch_to_asm+0x34/0x70
[  301.807796]  bpf_clone_redirect+0x14a/0x490
[  301.812123]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  301.817136]  ? __sched_text_start+0x8/0x8
[  301.821297]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  301.826047]  ? retint_kernel+0x2d/0x2d
[  301.829953]  ? trace_hardirqs_on_caller+0xc0/0x310
[  301.834876]  ? retint_kernel+0x2d/0x2d
[  301.838757]  ? trace_hardirqs_on_caller+0xc0/0x310
[  301.843687]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  301.848436]  ? trace_hardirqs_off+0x310/0x310
[  301.852925]  ? retint_kernel+0x1b/0x2d
[  301.856866]  ? lock_acquire+0x1ed/0x520
[  301.860847]  ? bpf_test_run+0x3cb/0x780
[  301.864825]  ? lock_downgrade+0x900/0x900
[  301.868973]  ? lock_release+0x970/0x970
[  301.872948]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  301.878746]  ? preempt_schedule_common+0x1f/0xd0
[  301.883497]  ? preempt_schedule+0x4d/0x60
[  301.887639]  ? ___preempt_schedule+0x16/0x18
[  301.892065]  ? bpf_test_run+0x25d/0x780
[  301.896048]  ? netlink_diag_dump+0x2a0/0x2a0
[  301.900459]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.905990]  ? bpf_test_init.isra.9+0x70/0x100
[  301.910574]  ? bpf_prog_test_run_skb+0x634/0xb40
[  301.915346]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  301.920198]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  301.925745]  ? fput+0x130/0x1a0
[  301.929067]  ? __bpf_prog_get+0x9b/0x290
[  301.933150]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  301.937985]  ? bpf_prog_test_run+0x130/0x1a0
[  301.942422]  ? __x64_sys_bpf+0x3d8/0x510
[  301.946491]  ? bpf_prog_get+0x20/0x20
[  301.950297]  ? __x64_sys_futex+0x4bc/0x6a0
[  301.954547]  ? do_syscall_64+0x1b9/0x820
[  301.958616]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  301.963981]  ? syscall_return_slowpath+0x5e0/0x5e0
[  301.968907]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.973748]  ? trace_hardirqs_on_caller+0x310/0x310
[  301.978765]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  301.983795]  ? prepare_exit_to_usermode+0x291/0x3b0
[  301.988844]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.993686]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  301.999048] warn_alloc_show_mem: 1 callbacks suppressed
[  301.999058] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  301.999060] Mem-Info:
[  301.999088] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  301.999088]  active_file:17 inactive_file:13 isolated_file:0
[  301.999088]  unevictable:0 dirty:0 writeback:0 unstable:0
[  301.999088]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  301.999088]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  301.999088]  free:13756 free_pcp:276 free_cma:0
[  302.004421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  302.011433] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  302.013834] Call Trace:
[  302.046779] Node 0 
[  302.056484]  <IRQ>
[  302.084247] 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
[  302.086814]  dump_stack+0x1c4/0x2b4
[  302.089023] lowmem_reserve[]:
[  302.091195]  ? dump_stack_print_info.cold.2+0x52/0x52
[  302.116667]  0
[  302.120288]  warn_alloc.cold.119+0xb7/0x1bd
[  302.123362]  2819
[  302.128589]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  302.130362]  6323
[  302.134677]  ? lock_downgrade+0x900/0x900
[  302.136730]  6323
[  302.141560]  ? trace_hardirqs_off+0xb8/0x310
[  302.147731]  ? trace_hardirqs_off+0xb8/0x310
[  302.149780] Node 0 
[  302.154181]  __alloc_pages_slowpath+0x2667/0x2d80
[  302.158585] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  302.160838]  ? warn_alloc+0x120/0x120
[  302.165657] lowmem_reserve[]:
[  302.192887]  ? trace_hardirqs_on+0x310/0x310
[  302.196655]  0
[  302.199751]  ? warn_alloc+0x120/0x120
[  302.204136]  0
[  302.205929]  ? warn_alloc+0x120/0x120
[  302.209701]  3503
[  302.211500]  ? ktime_get+0x2e1/0x440
[  302.215276]  3503
[  302.217338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.223084]  ? check_preemption_disabled+0x48/0x200
[  302.228611] Node 0 Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  302.233641]  ? kasan_check_read+0x11/0x20
[  302.233658]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.262693] lowmem_reserve[]:
[  302.266850]  ? should_fail+0x22d/0xd01
[  302.272358]  0
[  302.275458]  ? rcu_bh_qs+0xc0/0xc0
[  302.279317]  0
[  302.281111]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  302.284621]  0
[  302.286427]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.291502]  0
[  302.293293]  ? should_fail+0x22d/0xd01
[  302.300604]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  302.304459] Node 0 
[  302.309545]  ? should_fail+0x22d/0xd01
[  302.309547] DMA: 1*4kB 
[  302.311794]  ? rcu_idle_enter+0x4b0/0x4b0
[  302.315655] (U) 
[  302.318243]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  302.322380] 0*8kB 
[  302.324347]  ? mark_held_locks+0x130/0x130
[  302.329417] 0*16kB 1*32kB 
[  302.331566]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.335771] (U) 
[  302.338612]  ? mark_held_locks+0x130/0x130
[  302.344123] 2*64kB 
[  302.346114]  ? rcu_irq_exit+0xce/0x100
[  302.350325] (U) 
[  302.352556]  ? irq_exit+0xbd/0x1c0
[  302.356417] 1*128kB 
[  302.358385]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  302.361895] (U) 
[  302.364212]  ? do_raw_spin_unlock+0xa7/0x2f0
[  302.369200] 1*256kB 
[  302.371162]  ? smp_call_function_single_interrupt+0x650/0x650
[  302.375540] (U) 
[  302.377871]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.383726] 0*512kB 
[  302.385696]  ? ret_from_intr+0xb/0x1e
[  302.391206] 1*1024kB 
[  302.393521]  ? retint_kernel+0x2d/0x2d
[  302.397294] (U) 
[  302.399712]  ? trace_hardirqs_on_caller+0xc0/0x310
[  302.403573] 1*2048kB 
[  302.405536]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  302.410432] (M) 
[  302.412837]  ? trace_hardirqs_off+0x310/0x310
[  302.417564] 3*4096kB 
[  302.419529]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  302.423998] (M) 
[  302.426406]  __alloc_pages_nodemask+0xa80/0xde0
[  302.431479] = 15908kB
[  302.433478]  ? should_fail+0x22d/0xd01
[  302.438121] Node 0 
[  302.440520]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  302.444380] DMA32: 
[  302.446624]  ? ____cache_alloc_node+0x1c7/0x1e0
[  302.451601] 2*4kB 
[  302.453826]  ? lock_downgrade+0x900/0x900
[  302.458467] (M) 
[  302.460613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.464736] 1*8kB 
[  302.466706]  cache_grow_begin+0x91/0x8c0
[  302.472215] (M) 
[  302.474370]  ? do_raw_spin_unlock+0xa7/0x2f0
[  302.478401] 2*16kB 
[  302.480368]  fallback_alloc+0x203/0x2e0
[  302.484749] (M) 
[  302.486986]  ____cache_alloc_node+0x1c7/0x1e0
[  302.490935] 3*32kB 
[  302.492906]  kmem_cache_alloc_node+0xe3/0x730
[  302.497372] (MH) 
[  302.499598]  ? ipv6_get_ifaddr+0x42e/0x620
[  302.504082] 5*64kB 
[  302.506139]  __alloc_skb+0x119/0x770
[  302.510357] (MH) 
[  302.512599]  ? skb_scrub_packet+0x490/0x490
[  302.516290] 3*128kB 
[  302.518345]  ? lock_downgrade+0x900/0x900
[  302.522636] (M) 
[  302.524950]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.529070] 5*256kB 
[  302.531040]  ? refcount_sub_and_test_checked+0x203/0x310
[  302.536547] (UMH) 
[  302.538860]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  302.544281] 5*512kB 
[  302.546419]  ? addrconf_rs_timer+0x690/0x690
[  302.551857] (UMH) 
[  302.554191]  ndisc_alloc_skb+0x144/0x340
[  302.558573] 4*1024kB 
[  302.560712]  ndisc_send_rs+0x331/0x6e0
[  302.564744] (UMH) 
[  302.567147]  addrconf_rs_timer+0x314/0x690
[  302.571064] 2*2048kB 
[  302.573218]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.577424] (M) 
[  302.579829]  call_timer_fn+0x272/0x920
[  302.584033] 3*4096kB 
[  302.585997]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.589857] (M) 
[  302.592260]  ? process_timeout+0x40/0x40
[  302.596463] = 25168kB
[  302.598426]  ? trace_hardirqs_off+0xb8/0x310
[  302.602457] Node 0 
[  302.604855]  ? kasan_check_read+0x11/0x20
[  302.609239] Normal: 
[  302.611478]  ? do_raw_spin_unlock+0xa7/0x2f0
[  302.615599] 1081*4kB 
[  302.617910]  ? trace_hardirqs_on+0x310/0x310
[  302.622291] (UMEH) 
[  302.624700]  ? __run_timers+0x7da/0xc70
[  302.629079] 387*8kB 
[  302.631306]  ? lock_downgrade+0x900/0x900
[  302.635246] (ME) 
[  302.637560]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  302.641676] 152*16kB 
[  302.643726]  ? trace_hardirqs_on+0xbd/0x310
[  302.648830] (UME) 
[  302.651232]  ? kasan_check_read+0x11/0x20
[  302.655543] 54*32kB 
[  302.657683]  ? __run_timers+0x7da/0xc70
[  302.661812] (UME) 
[  302.664131]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  302.668077] 21*64kB 
[  302.670217]  ? kasan_check_write+0x14/0x20
[  302.675636] (UM) 
[  302.677966]  ? do_raw_spin_lock+0xc1/0x200
[  302.682176] 0*128kB 
[  302.684233]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.688447] 0*256kB 
[  302.690759]  __run_timers+0x7e5/0xc70
[  302.694983] 2*512kB 
[  302.697296]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  302.701065] (U) 
[  302.703401]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  302.708766] 0*1024kB 
[  302.710740]  ? timerqueue_add+0x207/0x2b0
[  302.715729] 0*2048kB 
[  302.718128]  ? enqueue_hrtimer+0x1a5/0x560
[  302.722280] 0*4096kB 
[  302.724773]  ? lock_release+0x970/0x970
[  302.728989] = 13948kB
[  302.731388]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  302.735344] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  302.737741]  ? check_preemption_disabled+0x48/0x200
[  302.742910] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  302.751743]  ? kasan_check_write+0x14/0x20
[  302.756730] 4244 total pagecache pages
[  302.765292]  ? pvclock_read_flags+0x160/0x160
[  302.769498] 0 pages in swap cache
[  302.773385]  ? lock_downgrade+0x900/0x900
[  302.777859] Swap cache stats: add 0, delete 0, find 0/0
[  302.781296]  ? trace_hardirqs_on+0xbd/0x310
[  302.785413] Free swap  = 0kB
[  302.790782]  ? kvm_sched_clock_read+0x9/0x20
[  302.795099] Total swap = 0kB
[  302.798113]  ? irq_exit+0x17f/0x1c0
[  302.802492] 1965979 pages RAM
[  302.805513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.809111] 0 pages HighMem/MovableOnly
[  302.812202]  ? check_preemption_disabled+0x48/0x200
[  302.817711] 342307 pages reserved
[  302.821673]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.826667] 0 pages cma reserved
[  302.830127]  run_timer_softirq+0x52/0xb0
[  302.835716] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  302.839021]  ? __this_cpu_preempt_check+0x1c/0x1f
[  302.839033]  __do_softirq+0x30b/0xad8
[  302.839050]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  302.843135] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  302.849574]  ? pvclock_read_flags+0x160/0x160
[  302.854388] syz-executor2 cpuset=
[  302.858176]  ? lapic_next_event+0x5a/0x90
[  302.863253] syz2
[  302.873729]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.878196]  mems_allowed=0
[  302.881635]  ? clockevents_program_event+0x140/0x370
[  302.901238]  ? kvm_clock_read+0x18/0x30
[  302.905208]  ? kvm_sched_clock_read+0x9/0x20
[  302.909630]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.915191]  ? check_preemption_disabled+0x48/0x200
[  302.920225]  irq_exit+0x17f/0x1c0
[  302.923700]  smp_apic_timer_interrupt+0x1cb/0x760
[  302.928535]  ? smp_reschedule_interrupt+0x109/0x650
[  302.933546]  ? smp_call_function_single_interrupt+0x650/0x650
[  302.939436]  ? interrupt_entry+0xb5/0xf0
[  302.943496]  ? trace_hardirqs_off_caller+0xbb/0x310
[  302.948607]  ? trace_hardirqs_off_caller+0xbb/0x310
[  302.953632]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  302.958470]  ? trace_hardirqs_on_caller+0x310/0x310
[  302.963498]  ? trace_hardirqs_on_caller+0x310/0x310
[  302.968512]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.974047]  ? check_preemption_disabled+0x48/0x200
[  302.979101]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.984638]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  302.989499]  apic_timer_interrupt+0xf/0x20
[  302.993722]  </IRQ>
[  302.995955] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  303.001142] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  303.020052] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  303.027785] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  303.035070] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  303.042348] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  303.049625] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  303.056911] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  303.064185]  ? trace_hardirqs_on+0x9a/0x310
[  303.068500]  ? trace_hardirqs_on+0xb4/0x310
[  303.072830]  retint_kernel+0x1b/0x2d
[  303.076546] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  303.082339] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  303.101244] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  303.108950] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  303.116214] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  303.123479] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  303.130745] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  303.138011] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  303.145283]  ? trace_hardirqs_on+0x9a/0x310
[  303.149605]  ? arch_local_irq_restore+0x45/0x52
[  303.154272]  dump_stack+0x26a/0x2b4
[  303.157912]  ? dump_stack_print_info.cold.2+0x52/0x52
[  303.163102]  ? mark_held_locks+0x130/0x130
[  303.167332]  ? mark_held_locks+0x130/0x130
[  303.171563]  dump_header+0x27b/0xf72
[  303.175292]  ? rcu_read_unlock+0x16/0x60
[  303.179358]  ? pagefault_out_of_memory+0x197/0x197
[  303.184314]  ? mark_held_locks+0x130/0x130
[  303.188544]  ? percpu_ref_put_many+0x13e/0x260
[  303.193122]  ? mem_cgroup_charge_statistics+0x780/0x780
[  303.198531]  ? mem_cgroup_iter+0x1f7/0x1160
[  303.202862]  ? mark_held_locks+0x130/0x130
[  303.207114]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.212646]  ? task_will_free_mem+0x239/0xb30
[  303.217160]  ? ___ratelimit+0x36f/0x655
[  303.221128]  ? lock_downgrade+0x900/0x900
[  303.225274]  ? trace_hardirqs_on+0xbd/0x310
[  303.229611]  ? kasan_check_read+0x11/0x20
[  303.233794]  ? ___ratelimit+0x36f/0x655
[  303.237784]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  303.243240]  ? trace_hardirqs_on+0x310/0x310
[  303.247645]  ? lock_downgrade+0x900/0x900
[  303.251813]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  303.256915]  ? ___ratelimit+0xaa/0x655
[  303.260805]  ? idr_get_free+0xec0/0xec0
[  303.264773]  ? kasan_check_write+0x14/0x20
[  303.269014]  ? do_raw_spin_lock+0xc1/0x200
[  303.273249]  oom_kill_process.cold.27+0x10/0x903
[  303.278019]  ? lock_downgrade+0x900/0x900
[  303.282170]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  303.287963]  ? oom_evaluate_task+0x540/0x540
[  303.292372]  ? shrink_node+0x16b0/0x16b0
[  303.296450]  ? oom_unkillable_task+0x383/0x580
[  303.301025]  ? out_of_memory+0x974/0x1430
[  303.305170]  ? lock_downgrade+0x900/0x900
[  303.309332]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  303.315127]  ? __cpuset_node_allowed+0x19b/0x660
[  303.319884]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.325419]  ? oom_evaluate_task+0x302/0x540
[  303.329843]  out_of_memory+0xa84/0x1430
[  303.333828]  ? oom_killer_disable+0x3a0/0x3a0
[  303.338327]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  303.343253]  ? __mutex_add_waiter+0x2a0/0x2a0
[  303.347746]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  303.352756]  ? find_next_bit+0x104/0x130
[  303.356829]  __alloc_pages_slowpath+0x2318/0x2d80
[  303.361687]  ? warn_alloc+0x120/0x120
[  303.365483]  ? __radix_tree_lookup+0x4c0/0x4c0
[  303.370067]  ? find_get_entry+0x2f2/0xc40
[  303.374218]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  303.379143]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.384677]  ? should_fail+0x22d/0xd01
[  303.388562]  ? ___might_sleep+0x1ed/0x300
[  303.392704]  ? lock_release+0x970/0x970
[  303.396677]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  303.401771]  ? debug_smp_processor_id+0x1c/0x20
[  303.406447]  ? __might_sleep+0x95/0x190
[  303.410425]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  303.415268]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  303.420288]  ? lock_downgrade+0x900/0x900
[  303.424441]  ? ___might_sleep+0x1ed/0x300
[  303.428586]  ? lock_release+0x970/0x970
[  303.432560]  ? arch_local_save_flags+0x40/0x40
[  303.437138]  ? finish_task_switch+0x1f5/0x900
[  303.441638]  ? __might_sleep+0x95/0x190
[  303.445611]  __alloc_pages_nodemask+0xa80/0xde0
[  303.450281]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  303.455307]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  303.461098]  ? kasan_check_write+0x14/0x20
[  303.465333]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  303.470003]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.475537]  ? __do_page_cache_readahead+0x7ce/0x980
[  303.480644]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  303.486180]  alloc_pages_current+0x10c/0x210
[  303.490581]  ? lock_downgrade+0x900/0x900
[  303.494726]  __page_cache_alloc+0x38f/0x5b0
[  303.499044]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  303.504844]  ? ext4_filemap_fault+0x82/0xad
[  303.509167]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  303.513836]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.519371]  ? check_preemption_disabled+0x48/0x200
[  303.524402]  filemap_fault+0x1594/0x25f0
[  303.528465]  ? __lock_page_or_retry+0xa00/0xa00
[  303.533128]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  303.538935]  ? unwind_dump+0x190/0x190
[  303.542839]  ? is_bpf_text_address+0xd3/0x170
[  303.547352]  ? filemap_map_pages+0xdea/0x1980
[  303.551883]  ? find_get_pages_range_tag+0x1320/0x1320
[  303.557067]  ? save_stack+0xa9/0xd0
[  303.560691]  ? save_stack+0x43/0xd0
[  303.564316]  ? __kasan_slab_free+0x102/0x150
[  303.568750]  ? __sigqueue_free.part.27+0x7d/0xa0
[  303.573499]  ? __dequeue_signal+0x530/0x7d0
[  303.577831]  ? dequeue_signal+0x26c/0x630
[  303.581977]  ? get_signal+0x3ec/0x1980
[  303.585878]  ? do_signal+0x9c/0x21e0
[  303.589595]  ? exit_to_usermode_loop+0x2e5/0x380
[  303.594347]  ? mark_held_locks+0x130/0x130
[  303.598573]  ? trace_hardirqs_on+0x310/0x310
[  303.602979]  ? lock_acquire+0x1ed/0x520
[  303.606945]  ? ext4_filemap_fault+0x7a/0xad
[  303.611265]  ? lock_release+0x970/0x970
[  303.615235]  ? arch_local_save_flags+0x40/0x40
[  303.619818]  ? mark_held_locks+0x130/0x130
[  303.624056]  ? trace_hardirqs_off+0xb8/0x310
[  303.628479]  ? down_read+0xb0/0x1d0
[  303.632097]  ? ext4_filemap_fault+0x7a/0xad
[  303.636418]  ? __down_interruptible+0x700/0x700
[  303.641082]  ? kmem_cache_free+0x21a/0x290
[  303.645319]  ? __sigqueue_free.part.27+0x7d/0xa0
[  303.650072]  ? __dequeue_signal+0xf9/0x7d0
[  303.654323]  ext4_filemap_fault+0x82/0xad
[  303.658467]  __do_fault+0x100/0x6b0
[  303.662091]  ? print_bad_pte+0x6c0/0x6c0
[  303.666149]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.671680]  ? pmd_val+0x88/0x100
[  303.675133]  ? add_mm_counter_fast+0xd0/0xd0
[  303.679535]  ? pmd_val+0x88/0x100
[  303.682989]  ? add_mm_counter_fast+0xd0/0xd0
[  303.687393]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.692930]  __handle_mm_fault+0x3709/0x53e0
[  303.697340]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  303.702178]  ? kasan_check_write+0x14/0x20
[  303.706420]  ? do_raw_spin_lock+0xc1/0x200
[  303.710652]  ? _raw_spin_unlock_irq+0x60/0x80
[  303.715148]  ? __set_current_blocked+0xe4/0x120
[  303.719841]  ? lock_acquire+0x1ed/0x520
[  303.723850]  ? handle_mm_fault+0x42a/0xc70
[  303.728081]  ? lock_downgrade+0x900/0x900
[  303.732234]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  303.738048]  ? __do_page_fault+0x67d/0xed0
[  303.742278]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  303.747731]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.753261]  ? check_preemption_disabled+0x48/0x200
[  303.758279]  handle_mm_fault+0x54f/0xc70
[  303.762346]  ? __handle_mm_fault+0x53e0/0x53e0
[  303.766924]  ? find_vma+0x34/0x190
[  303.770479]  __do_page_fault+0x67d/0xed0
[  303.774542]  ? mm_fault_error+0x380/0x380
[  303.778692]  ? syscall_slow_exit_work+0x520/0x520
[  303.783534]  do_page_fault+0xf2/0x7e0
[  303.787334]  ? vmalloc_sync_all+0x30/0x30
[  303.791481]  ? error_entry+0x70/0xd0
[  303.795194]  ? trace_hardirqs_off_caller+0xbb/0x310
[  303.800207]  ? trace_hardirqs_on_caller+0xc0/0x310
[  303.805135]  ? syscall_return_slowpath+0x5e0/0x5e0
[  303.810060]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  303.814916]  ? trace_hardirqs_on_caller+0x310/0x310
[  303.819927]  ? trace_hardirqs_off+0x310/0x310
[  303.824431]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  303.829444]  ? prepare_exit_to_usermode+0x291/0x3b0
[  303.834461]  ? page_fault+0x8/0x30
[  303.838017]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  303.842867]  ? page_fault+0x8/0x30
[  303.846403]  page_fault+0x1e/0x30
[  303.849868] RIP: 0033:0x45db60
[  303.853060] Code: Bad RIP value.
[  303.856418] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  303.861772] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  303.869059] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  303.876332] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  303.883591] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  303.890853] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  303.898130] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  303.898177] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  303.905429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  303.911963] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  303.921238] Call Trace:
[  303.931444] syz-fuzzer cpuset=
[  303.934022]  <IRQ>
[  303.934024] / mems_allowed=0
[  303.937227]  dump_stack+0x1c4/0x2b4
[  303.945966]  ? dump_stack_print_info.cold.2+0x52/0x52
[  303.951161]  warn_alloc.cold.119+0xb7/0x1bd
[  303.955481]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  303.960329]  ? lock_downgrade+0x900/0x900
[  303.964495]  ? trace_hardirqs_off+0xb8/0x310
[  303.968924]  ? trace_hardirqs_off+0xb8/0x310
[  303.973335]  __alloc_pages_slowpath+0x2667/0x2d80
[  303.978537]  ? warn_alloc+0x120/0x120
[  303.982342]  ? warn_alloc+0x120/0x120
[  303.986155]  ? warn_alloc+0x120/0x120
[  303.989956]  ? mark_held_locks+0x130/0x130
[  303.994191]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.999752]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.005289]  ? should_fail+0x22d/0xd01
[  304.009176]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  304.014279]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.019852]  ? should_fail+0x22d/0xd01
[  304.023739]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  304.028837]  ? should_fail+0x22d/0xd01
[  304.032725]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  304.037831]  ? mark_held_locks+0x130/0x130
[  304.042063]  ? mark_held_locks+0x130/0x130
[  304.046299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.051845]  ? trace_hardirqs_off+0xb8/0x310
[  304.056264]  ? kasan_check_read+0x11/0x20
[  304.060409]  ? do_raw_spin_unlock+0xa7/0x2f0
[  304.064819]  ? trace_hardirqs_on+0x310/0x310
[  304.069226]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.074771]  ? wq_watchdog_touch+0x9c/0xfe
[  304.079013]  ? io_serial_in+0x11/0x90
[  304.082819]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.088359]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  304.093462]  __alloc_pages_nodemask+0xa80/0xde0
[  304.098129]  ? should_fail+0x22d/0xd01
[  304.102038]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  304.107066]  ? ____cache_alloc_node+0x1c7/0x1e0
[  304.111732]  ? lock_downgrade+0x900/0x900
[  304.115884]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.121421]  cache_grow_begin+0x91/0x8c0
[  304.125482]  ? do_raw_spin_unlock+0xa7/0x2f0
[  304.129890]  fallback_alloc+0x203/0x2e0
[  304.133864]  ____cache_alloc_node+0x1c7/0x1e0
[  304.138378]  kmem_cache_alloc_node+0xe3/0x730
[  304.142871]  ? ipv6_get_ifaddr+0x42e/0x620
[  304.147141]  __alloc_skb+0x119/0x770
[  304.150867]  ? skb_scrub_packet+0x490/0x490
[  304.155185]  ? lock_downgrade+0x900/0x900
[  304.159333]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.164869]  ? refcount_sub_and_test_checked+0x203/0x310
[  304.170321]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  304.175764]  ? addrconf_rs_timer+0x690/0x690
[  304.180185]  ndisc_alloc_skb+0x144/0x340
[  304.184246]  ndisc_send_rs+0x331/0x6e0
[  304.188132]  addrconf_rs_timer+0x314/0x690
[  304.192363]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.196602]  call_timer_fn+0x272/0x920
[  304.200484]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.204714]  ? process_timeout+0x40/0x40
[  304.208796]  ? trace_hardirqs_off+0xb8/0x310
[  304.213220]  ? kasan_check_read+0x11/0x20
[  304.217378]  ? do_raw_spin_unlock+0xa7/0x2f0
[  304.221781]  ? trace_hardirqs_on+0x310/0x310
[  304.226230]  ? __run_timers+0x7da/0xc70
[  304.230204]  ? lock_downgrade+0x900/0x900
[  304.234350]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  304.239447]  ? trace_hardirqs_on+0xbd/0x310
[  304.243763]  ? kasan_check_read+0x11/0x20
[  304.247949]  ? __run_timers+0x7da/0xc70
[  304.251948]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  304.257407]  ? kasan_check_write+0x14/0x20
[  304.261641]  ? do_raw_spin_lock+0xc1/0x200
[  304.265877]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.270941]  __run_timers+0x7e5/0xc70
[  304.274748]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  304.280113]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  304.285125]  ? timerqueue_add+0x207/0x2b0
[  304.289270]  ? enqueue_hrtimer+0x1a5/0x560
[  304.293509]  ? lock_release+0x970/0x970
[  304.297479]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  304.302711]  ? kasan_check_write+0x14/0x20
[  304.306979]  ? pvclock_read_flags+0x160/0x160
[  304.311468]  ? lock_downgrade+0x900/0x900
[  304.315619]  ? trace_hardirqs_on+0xbd/0x310
[  304.319935]  ? kvm_sched_clock_read+0x9/0x20
[  304.324342]  ? irq_exit+0x17f/0x1c0
[  304.327969]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.333504]  ? check_preemption_disabled+0x48/0x200
[  304.338512]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.344094]  run_timer_softirq+0x52/0xb0
[  304.348152]  ? __this_cpu_preempt_check+0x1c/0x1f
[  304.352992]  __do_softirq+0x30b/0xad8
[  304.356811]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  304.361918]  ? pvclock_read_flags+0x160/0x160
[  304.366410]  ? lapic_next_event+0x5a/0x90
[  304.370574]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.376105]  ? clockevents_program_event+0x140/0x370
[  304.381210]  ? kvm_clock_read+0x18/0x30
[  304.385181]  ? kvm_sched_clock_read+0x9/0x20
[  304.389583]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.395120]  ? check_preemption_disabled+0x48/0x200
[  304.400154]  irq_exit+0x17f/0x1c0
[  304.403601]  smp_apic_timer_interrupt+0x1cb/0x760
[  304.408437]  ? smp_reschedule_interrupt+0x109/0x650
[  304.413471]  ? smp_call_function_single_interrupt+0x650/0x650
[  304.419355]  ? interrupt_entry+0xb5/0xf0
[  304.423442]  ? trace_hardirqs_off_caller+0xbb/0x310
[  304.428454]  ? trace_hardirqs_off_caller+0xbb/0x310
[  304.433466]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.438309]  ? trace_hardirqs_on_caller+0x310/0x310
[  304.443319]  ? trace_hardirqs_on_caller+0x310/0x310
[  304.448328]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.453859]  ? check_preemption_disabled+0x48/0x200
[  304.458878]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.463738]  apic_timer_interrupt+0xf/0x20
[  304.467976]  </IRQ>
[  304.470223] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  304.476102] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  304.494993] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  304.502698] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  304.509959] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  304.517234] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  304.524496] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  304.531773] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  304.539056]  ? trace_hardirqs_on+0xb4/0x310
[  304.543388]  ? save_stack+0xa9/0xd0
[  304.547015]  __kmalloc_node_track_caller+0x33/0x70
[  304.551945]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  304.556697]  pskb_expand_head+0x230/0x10f0
[  304.560925]  ? lock_downgrade+0x900/0x900
[  304.565070]  ? check_preemption_disabled+0x48/0x200
[  304.570090]  ? memcpy+0x45/0x50
[  304.573366]  ? __copy_skb_header+0x350/0x6b0
[  304.577767]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  304.582273]  ? skb_checksum+0x140/0x140
[  304.586244]  ? trace_hardirqs_on+0xbd/0x310
[  304.590561]  ? skb_clone+0x1bb/0x500
[  304.594298]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  304.599740]  ? kasan_unpoison_shadow+0x35/0x50
[  304.604313]  ? kasan_check_write+0x14/0x20
[  304.608539]  ? __skb_clone+0x6c7/0xa00
[  304.612421]  ? __copy_skb_header+0x6b0/0x6b0
[  304.616828]  ? kmem_cache_alloc+0x306/0x730
[  304.621165]  skb_ensure_writable+0x3dd/0x640
[  304.625574]  ? skb_cow_data+0xf10/0xf10
[  304.629548]  ? check_preemption_disabled+0x48/0x200
[  304.634557]  ? __this_cpu_preempt_check+0x1c/0x1f
[  304.639410]  ? __bpf_redirect+0x54b/0xb20
[  304.643556]  ? __switch_to_asm+0x34/0x70
[  304.647613]  bpf_clone_redirect+0x14a/0x490
[  304.651935]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  304.656964]  ? __sched_text_start+0x8/0x8
[  304.661110]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  304.665862]  ? retint_kernel+0x2d/0x2d
[  304.669761]  ? trace_hardirqs_on_caller+0xc0/0x310
[  304.674698]  ? retint_kernel+0x2d/0x2d
[  304.678577]  ? trace_hardirqs_on_caller+0xc0/0x310
[  304.683517]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  304.688277]  ? trace_hardirqs_off+0x310/0x310
[  304.692768]  ? retint_kernel+0x1b/0x2d
[  304.696666]  ? lock_acquire+0x1ed/0x520
[  304.700632]  ? bpf_test_run+0x3cb/0x780
[  304.704597]  ? lock_downgrade+0x900/0x900
[  304.708742]  ? lock_release+0x970/0x970
[  304.712731]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  304.718541]  ? preempt_schedule_common+0x1f/0xd0
[  304.723296]  ? preempt_schedule+0x4d/0x60
[  304.727444]  ? ___preempt_schedule+0x16/0x18
[  304.731855]  ? bpf_test_run+0x25d/0x780
[  304.735834]  ? netlink_diag_dump+0x2a0/0x2a0
[  304.740246]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.745778]  ? bpf_test_init.isra.9+0x70/0x100
[  304.750371]  ? bpf_prog_test_run_skb+0x634/0xb40
[  304.755126]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  304.759987]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  304.765517]  ? fput+0x130/0x1a0
[  304.768804]  ? __bpf_prog_get+0x9b/0x290
[  304.772864]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  304.777719]  ? bpf_prog_test_run+0x130/0x1a0
[  304.782124]  ? __x64_sys_bpf+0x3d8/0x510
[  304.786178]  ? bpf_prog_get+0x20/0x20
[  304.789980]  ? __x64_sys_futex+0x4bc/0x6a0
[  304.794217]  ? do_syscall_64+0x1b9/0x820
[  304.798281]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  304.803641]  ? syscall_return_slowpath+0x5e0/0x5e0
[  304.808566]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.813407]  ? trace_hardirqs_on_caller+0x310/0x310
[  304.818420]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  304.823433]  ? prepare_exit_to_usermode+0x291/0x3b0
[  304.828456]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.833302]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  304.838671] warn_alloc_show_mem: 1 callbacks suppressed
[  304.838682] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  304.838684] Mem-Info:
[  304.838712] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  304.838712]  active_file:17 inactive_file:13 isolated_file:0
[  304.838712]  unevictable:0 dirty:0 writeback:0 unstable:0
[  304.838712]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  304.838712]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  304.838712]  free:13756 free_pcp:276 free_cma:0
[  304.844048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  304.851057] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  304.853453] Call Trace:
[  304.886400] Node 0 
[  304.895740]  <IRQ>
[  304.923503] 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
[  304.926056]  dump_stack+0x1c4/0x2b4
[  304.928265] lowmem_reserve[]:
[  304.930402]  ? dump_stack_print_info.cold.2+0x52/0x52
[  304.956343]  0
[  304.960008]  warn_alloc.cold.119+0xb7/0x1bd
[  304.963084]  2819
[  304.968265]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  304.970045]  6323
[  304.974359]  ? lock_downgrade+0x900/0x900
[  304.976396]  6323
[  304.981234]  ? trace_hardirqs_off+0xb8/0x310
[  304.987410]  ? trace_hardirqs_off+0xb8/0x310
[  304.989447] Node 0 
[  304.993868]  __alloc_pages_slowpath+0x2667/0x2d80
[  304.998268] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  305.000484]  ? warn_alloc+0x120/0x120
[  305.005289] lowmem_reserve[]:
[  305.032522]  ? trace_hardirqs_on+0x310/0x310
[  305.036292]  0
[  305.039388]  ? warn_alloc+0x120/0x120
[  305.043780]  0
[  305.045580]  ? warn_alloc+0x120/0x120
[  305.049352]  3503
[  305.051145]  ? ktime_get+0x2e1/0x440
[  305.054933]  3503
[  305.056990]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.062725]  ? check_preemption_disabled+0x48/0x200
[  305.068235] Node 0 Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  305.073333]  ? kasan_check_read+0x11/0x20
[  305.102471] lowmem_reserve[]: 0
[  305.106622]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.106625]  0 0
[  305.109901]  ? should_fail+0x22d/0xd01
[  305.115407]  0
[  305.117377]  ? rcu_bh_qs+0xc0/0xc0
[  305.123030]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  305.126541] Node 0 
[  305.131626]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.131634] DMA: 
[  305.133864]  ? should_fail+0x22d/0xd01
[  305.139376] 1*4kB 
[  305.141430]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  305.145286] (U) 
[  305.147427]  ? should_fail+0x22d/0xd01
[  305.152505] 0*8kB 
[  305.154472]  ? rcu_idle_enter+0x4b0/0x4b0
[  305.158341] 0*16kB 
[  305.160487]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  305.164608] 1*32kB 
[  305.166838]  ? mark_held_locks+0x130/0x130
[  305.171916] (U) 
[  305.174143]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.178348] 2*64kB 
[  305.180315]  ? mark_held_locks+0x130/0x130
[  305.185824] (U) 
[  305.188052]  ? rcu_irq_exit+0xce/0x100
[  305.192259] 1*128kB 
[  305.194229]  ? irq_exit+0xbd/0x1c0
[  305.198085] (U) 
[  305.200400]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  305.203911] 1*256kB 
[  305.205877]  ? do_raw_spin_unlock+0xa7/0x2f0
[  305.210882] (U) 
[  305.213199]  ? smp_call_function_single_interrupt+0x650/0x650
[  305.217579] 0*512kB 
[  305.219548]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.225405] 1*1024kB 
[  305.227721]  ? ret_from_intr+0xb/0x1e
[  305.233225] (U) 
[  305.235623]  ? retint_kernel+0x2d/0x2d
[  305.239406] 1*2048kB 
[  305.241376]  ? trace_hardirqs_on_caller+0xc0/0x310
[  305.245235] (M) 
[  305.247636]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  305.252535] 3*4096kB 
[  305.254497]  ? trace_hardirqs_off+0x310/0x310
[  305.259236] (M) 
[  305.261637]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  305.266104] = 15908kB
[  305.268075]  __alloc_pages_nodemask+0xa80/0xde0
[  305.273167] Node 0 
[  305.275571]  ? should_fail+0x22d/0xd01
[  305.280209] DMA32: 
[  305.282435]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  305.286292] 2*4kB 
[  305.288534]  ? ____cache_alloc_node+0x1c7/0x1e0
[  305.293515] (M) 
[  305.295657]  ? lock_downgrade+0x900/0x900
[  305.300302] 1*8kB 
[  305.302272]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.306404] (M) 
[  305.308545]  cache_grow_begin+0x91/0x8c0
[  305.314054] 2*16kB 
[  305.316024]  ? do_raw_spin_unlock+0xa7/0x2f0
[  305.320057] (M) 
[  305.322354]  fallback_alloc+0x203/0x2e0
[  305.326731] 3*32kB 
[  305.328694]  ____cache_alloc_node+0x1c7/0x1e0
[  305.332642] (MH) 
[  305.334870]  kmem_cache_alloc_node+0xe3/0x730
[  305.339335] 5*64kB 
[  305.341405]  ? ipv6_get_ifaddr+0x42e/0x620
[  305.345870] (MH) 
[  305.348114]  __alloc_skb+0x119/0x770
[  305.352323] 3*128kB 
[  305.354388]  ? skb_scrub_packet+0x490/0x490
[  305.358107] (M) 
[  305.360434]  ? lock_downgrade+0x900/0x900
[  305.364729] 5*256kB 
[  305.366694]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.370816] (UMH) 
[  305.373135]  ? refcount_sub_and_test_checked+0x203/0x310
[  305.378639] 5*512kB 
[  305.380782]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  305.386217] (UMH) 
[  305.388530]  ? addrconf_rs_timer+0x690/0x690
[  305.393954] 4*1024kB 
[  305.396098]  ndisc_alloc_skb+0x144/0x340
[  305.400482] (UMH) 
[  305.402885]  ndisc_send_rs+0x331/0x6e0
[  305.406919] 2*2048kB 
[  305.409060]  addrconf_rs_timer+0x314/0x690
[  305.412918] (M) 
[  305.415327]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.419539] 3*4096kB 
[  305.421510]  call_timer_fn+0x272/0x920
[  305.425726] (M) 
[  305.428139]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.432002] = 25168kB
[  305.433972]  ? process_timeout+0x40/0x40
[  305.438177] Node 0 
[  305.440577]  ? trace_hardirqs_off+0xb8/0x310
[  305.444669] Normal: 
[  305.446897]  ? kasan_check_read+0x11/0x20
[  305.451279] 1081*4kB 
[  305.453597]  ? do_raw_spin_unlock+0xa7/0x2f0
[  305.457718] (UMEH) 
[  305.460123]  ? trace_hardirqs_on+0x310/0x310
[  305.464521] 387*8kB 
[  305.466772]  ? __run_timers+0x7da/0xc70
[  305.471154] (ME) 
[  305.473471]  ? lock_downgrade+0x900/0x900
[  305.477420] 152*16kB 
[  305.479478]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  305.483595] (UME) 
[  305.485994]  ? trace_hardirqs_on+0xbd/0x310
[  305.491070] 54*32kB 
[  305.493210]  ? kasan_check_read+0x11/0x20
[  305.497504] (UME) 
[  305.499824]  ? __run_timers+0x7da/0xc70
[  305.503976] 21*64kB 
[  305.506117]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  305.510061] (UM) 
[  305.512373]  ? kasan_check_write+0x14/0x20
[  305.517876] 0*128kB 
[  305.519945]  ? do_raw_spin_lock+0xc1/0x200
[  305.524154] 0*256kB 
[  305.526464]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.530773] 2*512kB 
[  305.533095]  __run_timers+0x7e5/0xc70
[  305.537300] (U) 
[  305.539622]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  305.543394] 0*1024kB 
[  305.545364]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  305.550698] 0*2048kB 
[  305.553117]  ? timerqueue_add+0x207/0x2b0
[  305.558109] 0*4096kB 
[  305.560512]  ? enqueue_hrtimer+0x1a5/0x560
[  305.564634] = 13948kB
[  305.567034]  ? lock_release+0x970/0x970
[  305.571249] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  305.573659]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  305.577611] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  305.586433]  ? check_preemption_disabled+0x48/0x200
[  305.591609] 4244 total pagecache pages
[  305.600177]  ? kasan_check_write+0x14/0x20
[  305.605168] 0 pages in swap cache
[  305.609049]  ? pvclock_read_flags+0x160/0x160
[  305.613256] Swap cache stats: add 0, delete 0, find 0/0
[  305.616707]  ? lock_downgrade+0x900/0x900
[  305.621174] Free swap  = 0kB
[  305.626530]  ? trace_hardirqs_on+0xbd/0x310
[  305.630653] Total swap = 0kB
[  305.633662]  ? kvm_sched_clock_read+0x9/0x20
[  305.637957] 1965979 pages RAM
[  305.640969]  ? irq_exit+0x17f/0x1c0
[  305.645346] 0 pages HighMem/MovableOnly
[  305.648443]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.652045] 342307 pages reserved
[  305.656012]  ? check_preemption_disabled+0x48/0x200
[  305.661525] 0 pages cma reserved
[  305.664971]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.670012] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  305.673341]  run_timer_softirq+0x52/0xb0
[  305.678960] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  305.685374]  ? __this_cpu_preempt_check+0x1c/0x1f
[  305.689428] syz-executor2 cpuset=
[  305.699920]  __do_softirq+0x30b/0xad8
[  305.704731] syz2
[  305.708171]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  305.711945]  mems_allowed=0
[  305.713913]  ? pvclock_read_flags+0x160/0x160
[  305.726409]  ? lapic_next_event+0x5a/0x90
[  305.730552]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.736080]  ? clockevents_program_event+0x140/0x370
[  305.741196]  ? kvm_clock_read+0x18/0x30
[  305.745177]  ? kvm_sched_clock_read+0x9/0x20
[  305.749579]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.755115]  ? check_preemption_disabled+0x48/0x200
[  305.760133]  irq_exit+0x17f/0x1c0
[  305.763584]  smp_apic_timer_interrupt+0x1cb/0x760
[  305.768425]  ? smp_reschedule_interrupt+0x109/0x650
[  305.773442]  ? smp_call_function_single_interrupt+0x650/0x650
[  305.779328]  ? interrupt_entry+0xb5/0xf0
[  305.783388]  ? trace_hardirqs_off_caller+0xbb/0x310
[  305.788403]  ? trace_hardirqs_off_caller+0xbb/0x310
[  305.793420]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  305.798254]  ? trace_hardirqs_on_caller+0x310/0x310
[  305.803261]  ? trace_hardirqs_on_caller+0x310/0x310
[  305.808271]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.813810]  ? check_preemption_disabled+0x48/0x200
[  305.818828]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.824366]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  305.829210]  apic_timer_interrupt+0xf/0x20
[  305.833430]  </IRQ>
[  305.835677] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  305.840865] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  305.859760] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  305.867474] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  305.874737] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  305.882004] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  305.889262] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  305.896528] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  305.903812]  ? trace_hardirqs_on+0x9a/0x310
[  305.908170]  ? trace_hardirqs_on+0xb4/0x310
[  305.912511]  retint_kernel+0x1b/0x2d
[  305.916223] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  305.921493] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  305.940385] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  305.948092] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  305.955355] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  305.962620] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  305.969883] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  305.977147] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  305.984426]  ? trace_hardirqs_on+0x9a/0x310
[  305.988746]  ? arch_local_irq_restore+0x45/0x52
[  305.993415]  dump_stack+0x26a/0x2b4
[  305.997045]  ? dump_stack_print_info.cold.2+0x52/0x52
[  306.002249]  ? mark_held_locks+0x130/0x130
[  306.006475]  ? mark_held_locks+0x130/0x130
[  306.010713]  dump_header+0x27b/0xf72
[  306.014424]  ? rcu_read_unlock+0x16/0x60
[  306.018489]  ? pagefault_out_of_memory+0x197/0x197
[  306.023420]  ? mark_held_locks+0x130/0x130
[  306.027655]  ? percpu_ref_put_many+0x13e/0x260
[  306.032237]  ? mem_cgroup_charge_statistics+0x780/0x780
[  306.037607]  ? mem_cgroup_iter+0x1f7/0x1160
[  306.041930]  ? mark_held_locks+0x130/0x130
[  306.046164]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.052032]  ? task_will_free_mem+0x239/0xb30
[  306.056533]  ? ___ratelimit+0x36f/0x655
[  306.060506]  ? lock_downgrade+0x900/0x900
[  306.064652]  ? trace_hardirqs_on+0xbd/0x310
[  306.068966]  ? kasan_check_read+0x11/0x20
[  306.073108]  ? ___ratelimit+0x36f/0x655
[  306.077083]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  306.082528]  ? trace_hardirqs_on+0x310/0x310
[  306.086937]  ? lock_downgrade+0x900/0x900
[  306.091090]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  306.096189]  ? ___ratelimit+0xaa/0x655
[  306.100072]  ? idr_get_free+0xec0/0xec0
[  306.104040]  ? kasan_check_write+0x14/0x20
[  306.108286]  ? do_raw_spin_lock+0xc1/0x200
[  306.112528]  oom_kill_process.cold.27+0x10/0x903
[  306.117284]  ? lock_downgrade+0x900/0x900
[  306.121486]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  306.127285]  ? oom_evaluate_task+0x540/0x540
[  306.131697]  ? shrink_node+0x16b0/0x16b0
[  306.135757]  ? oom_unkillable_task+0x383/0x580
[  306.140340]  ? out_of_memory+0x974/0x1430
[  306.144484]  ? lock_downgrade+0x900/0x900
[  306.148630]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  306.154422]  ? __cpuset_node_allowed+0x19b/0x660
[  306.159181]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.164712]  ? oom_evaluate_task+0x302/0x540
[  306.169118]  out_of_memory+0xa84/0x1430
[  306.173098]  ? oom_killer_disable+0x3a0/0x3a0
[  306.177594]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  306.182520]  ? __mutex_add_waiter+0x2a0/0x2a0
[  306.187027]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  306.192066]  ? find_next_bit+0x104/0x130
[  306.196124]  __alloc_pages_slowpath+0x2318/0x2d80
[  306.200982]  ? warn_alloc+0x120/0x120
[  306.204787]  ? __radix_tree_lookup+0x4c0/0x4c0
[  306.209403]  ? find_get_entry+0x2f2/0xc40
[  306.213555]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  306.218484]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.224025]  ? should_fail+0x22d/0xd01
[  306.227913]  ? ___might_sleep+0x1ed/0x300
[  306.232059]  ? lock_release+0x970/0x970
[  306.236029]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  306.241124]  ? debug_smp_processor_id+0x1c/0x20
[  306.245811]  ? __might_sleep+0x95/0x190
[  306.249811]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  306.254658]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  306.259673]  ? lock_downgrade+0x900/0x900
[  306.263825]  ? ___might_sleep+0x1ed/0x300
[  306.267967]  ? lock_release+0x970/0x970
[  306.271942]  ? arch_local_save_flags+0x40/0x40
[  306.276521]  ? finish_task_switch+0x1f5/0x900
[  306.281021]  ? __might_sleep+0x95/0x190
[  306.284994]  __alloc_pages_nodemask+0xa80/0xde0
[  306.289662]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  306.294676]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  306.300467]  ? kasan_check_write+0x14/0x20
[  306.304717]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  306.309390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.314928]  ? __do_page_cache_readahead+0x7ce/0x980
[  306.320049]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  306.325587]  alloc_pages_current+0x10c/0x210
[  306.329988]  ? lock_downgrade+0x900/0x900
[  306.334132]  __page_cache_alloc+0x38f/0x5b0
[  306.338451]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  306.344250]  ? ext4_filemap_fault+0x82/0xad
[  306.348573]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  306.353237]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.358769]  ? check_preemption_disabled+0x48/0x200
[  306.363788]  filemap_fault+0x1594/0x25f0
[  306.367877]  ? __lock_page_or_retry+0xa00/0xa00
[  306.372542]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  306.378340]  ? unwind_dump+0x190/0x190
[  306.382231]  ? is_bpf_text_address+0xd3/0x170
[  306.386741]  ? filemap_map_pages+0xdea/0x1980
[  306.391243]  ? find_get_pages_range_tag+0x1320/0x1320
[  306.396423]  ? save_stack+0xa9/0xd0
[  306.400043]  ? save_stack+0x43/0xd0
[  306.403662]  ? __kasan_slab_free+0x102/0x150
[  306.408067]  ? __sigqueue_free.part.27+0x7d/0xa0
[  306.412821]  ? __dequeue_signal+0x530/0x7d0
[  306.417139]  ? dequeue_signal+0x26c/0x630
[  306.421285]  ? get_signal+0x3ec/0x1980
[  306.425168]  ? do_signal+0x9c/0x21e0
[  306.428876]  ? exit_to_usermode_loop+0x2e5/0x380
[  306.433633]  ? mark_held_locks+0x130/0x130
[  306.437882]  ? trace_hardirqs_on+0x310/0x310
[  306.442289]  ? lock_acquire+0x1ed/0x520
[  306.446279]  ? ext4_filemap_fault+0x7a/0xad
[  306.450606]  ? lock_release+0x970/0x970
[  306.454574]  ? arch_local_save_flags+0x40/0x40
[  306.459155]  ? mark_held_locks+0x130/0x130
[  306.463383]  ? trace_hardirqs_off+0xb8/0x310
[  306.467832]  ? down_read+0xb0/0x1d0
[  306.471453]  ? ext4_filemap_fault+0x7a/0xad
[  306.475786]  ? __down_interruptible+0x700/0x700
[  306.480458]  ? kmem_cache_free+0x21a/0x290
[  306.484691]  ? __sigqueue_free.part.27+0x7d/0xa0
[  306.489445]  ? __dequeue_signal+0xf9/0x7d0
[  306.493695]  ext4_filemap_fault+0x82/0xad
[  306.497858]  __do_fault+0x100/0x6b0
[  306.501484]  ? print_bad_pte+0x6c0/0x6c0
[  306.505546]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.511080]  ? pmd_val+0x88/0x100
[  306.514533]  ? add_mm_counter_fast+0xd0/0xd0
[  306.518939]  ? pmd_val+0x88/0x100
[  306.522390]  ? add_mm_counter_fast+0xd0/0xd0
[  306.526802]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.532341]  __handle_mm_fault+0x3709/0x53e0
[  306.536753]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  306.541592]  ? kasan_check_write+0x14/0x20
[  306.545841]  ? do_raw_spin_lock+0xc1/0x200
[  306.550078]  ? _raw_spin_unlock_irq+0x60/0x80
[  306.554570]  ? __set_current_blocked+0xe4/0x120
[  306.559244]  ? lock_acquire+0x1ed/0x520
[  306.563219]  ? handle_mm_fault+0x42a/0xc70
[  306.567480]  ? lock_downgrade+0x900/0x900
[  306.571626]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  306.577424]  ? __do_page_fault+0x67d/0xed0
[  306.581654]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  306.587098]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.592627]  ? check_preemption_disabled+0x48/0x200
[  306.597646]  handle_mm_fault+0x54f/0xc70
[  306.601706]  ? __handle_mm_fault+0x53e0/0x53e0
[  306.606285]  ? find_vma+0x34/0x190
[  306.609835]  __do_page_fault+0x67d/0xed0
[  306.613895]  ? mm_fault_error+0x380/0x380
[  306.618060]  ? syscall_slow_exit_work+0x520/0x520
[  306.622917]  do_page_fault+0xf2/0x7e0
[  306.626713]  ? vmalloc_sync_all+0x30/0x30
[  306.630861]  ? error_entry+0x70/0xd0
[  306.634577]  ? trace_hardirqs_off_caller+0xbb/0x310
[  306.639586]  ? trace_hardirqs_on_caller+0xc0/0x310
[  306.644510]  ? syscall_return_slowpath+0x5e0/0x5e0
[  306.649432]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.654267]  ? trace_hardirqs_on_caller+0x310/0x310
[  306.659275]  ? trace_hardirqs_off+0x310/0x310
[  306.663768]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  306.668784]  ? prepare_exit_to_usermode+0x291/0x3b0
[  306.673846]  ? page_fault+0x8/0x30
[  306.677440]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.682281]  ? page_fault+0x8/0x30
[  306.685922]  page_fault+0x1e/0x30
[  306.689400] RIP: 0033:0x45db60
[  306.692590] Code: Bad RIP value.
[  306.695948] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  306.701307] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  306.708569] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  306.715829] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  306.723099] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  306.730360] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  306.737641] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  306.737693] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  306.744942] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  306.751488] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  306.760777] Call Trace:
[  306.771004] syz-fuzzer cpuset=
[  306.773571]  <IRQ>
[  306.773573] / mems_allowed=0
[  306.776762]  dump_stack+0x1c4/0x2b4
[  306.785532]  ? dump_stack_print_info.cold.2+0x52/0x52
[  306.790723]  warn_alloc.cold.119+0xb7/0x1bd
[  306.795059]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  306.799914]  ? lock_downgrade+0x900/0x900
[  306.804062]  ? trace_hardirqs_off+0xb8/0x310
[  306.808468]  ? trace_hardirqs_off+0xb8/0x310
[  306.812891]  __alloc_pages_slowpath+0x2667/0x2d80
[  306.817746]  ? warn_alloc+0x120/0x120
[  306.821539]  ? trace_hardirqs_on+0x310/0x310
[  306.825941]  ? warn_alloc+0x120/0x120
[  306.829742]  ? warn_alloc+0x120/0x120
[  306.833535]  ? ktime_get+0x2e1/0x440
[  306.837260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.842789]  ? check_preemption_disabled+0x48/0x200
[  306.847824]  ? kasan_check_read+0x11/0x20
[  306.851968]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.857520]  ? should_fail+0x22d/0xd01
[  306.861411]  ? rcu_bh_qs+0xc0/0xc0
[  306.864948]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  306.870061]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.875591]  ? should_fail+0x22d/0xd01
[  306.879648]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  306.884743]  ? should_fail+0x22d/0xd01
[  306.888630]  ? rcu_idle_enter+0x4b0/0x4b0
[  306.892774]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  306.897891]  ? mark_held_locks+0x130/0x130
[  306.902124]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.907666]  ? mark_held_locks+0x130/0x130
[  306.911899]  ? rcu_irq_exit+0xce/0x100
[  306.915782]  ? irq_exit+0xbd/0x1c0
[  306.919328]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  306.924338]  ? do_raw_spin_unlock+0xa7/0x2f0
[  306.928741]  ? smp_call_function_single_interrupt+0x650/0x650
[  306.934625]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.940171]  ? ret_from_intr+0xb/0x1e
[  306.943967]  ? retint_kernel+0x2d/0x2d
[  306.948279]  ? trace_hardirqs_on_caller+0xc0/0x310
[  306.953210]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  306.957964]  ? trace_hardirqs_off+0x310/0x310
[  306.962458]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  306.967565]  __alloc_pages_nodemask+0xa80/0xde0
[  306.972228]  ? should_fail+0x22d/0xd01
[  306.976158]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  306.981199]  ? ____cache_alloc_node+0x1c7/0x1e0
[  306.985879]  ? lock_downgrade+0x900/0x900
[  306.990028]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.995561]  cache_grow_begin+0x91/0x8c0
[  306.999633]  ? do_raw_spin_unlock+0xa7/0x2f0
[  307.004042]  fallback_alloc+0x203/0x2e0
[  307.008016]  ____cache_alloc_node+0x1c7/0x1e0
[  307.012508]  kmem_cache_alloc_node+0xe3/0x730
[  307.016999]  ? ipv6_get_ifaddr+0x42e/0x620
[  307.021250]  __alloc_skb+0x119/0x770
[  307.024961]  ? skb_scrub_packet+0x490/0x490
[  307.029279]  ? lock_downgrade+0x900/0x900
[  307.033429]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.038977]  ? refcount_sub_and_test_checked+0x203/0x310
[  307.044429]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  307.049877]  ? addrconf_rs_timer+0x690/0x690
[  307.054285]  ndisc_alloc_skb+0x144/0x340
[  307.058346]  ndisc_send_rs+0x331/0x6e0
[  307.062231]  addrconf_rs_timer+0x314/0x690
[  307.066467]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.070724]  call_timer_fn+0x272/0x920
[  307.074608]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.078948]  ? process_timeout+0x40/0x40
[  307.083007]  ? trace_hardirqs_off+0xb8/0x310
[  307.087409]  ? kasan_check_read+0x11/0x20
[  307.091550]  ? do_raw_spin_unlock+0xa7/0x2f0
[  307.095956]  ? trace_hardirqs_on+0x310/0x310
[  307.100378]  ? __run_timers+0x7da/0xc70
[  307.104347]  ? lock_downgrade+0x900/0x900
[  307.108492]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  307.113604]  ? trace_hardirqs_on+0xbd/0x310
[  307.117918]  ? kasan_check_read+0x11/0x20
[  307.122061]  ? __run_timers+0x7da/0xc70
[  307.126049]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  307.131498]  ? kasan_check_write+0x14/0x20
[  307.135758]  ? do_raw_spin_lock+0xc1/0x200
[  307.140033]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.144322]  __run_timers+0x7e5/0xc70
[  307.148138]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  307.153496]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  307.158524]  ? timerqueue_add+0x207/0x2b0
[  307.162683]  ? enqueue_hrtimer+0x1a5/0x560
[  307.166908]  ? lock_release+0x970/0x970
[  307.170878]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  307.176066]  ? kasan_check_write+0x14/0x20
[  307.180303]  ? pvclock_read_flags+0x160/0x160
[  307.184822]  ? lock_downgrade+0x900/0x900
[  307.188975]  ? trace_hardirqs_on+0xbd/0x310
[  307.193308]  ? kvm_sched_clock_read+0x9/0x20
[  307.197717]  ? irq_exit+0x17f/0x1c0
[  307.201340]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.206887]  ? check_preemption_disabled+0x48/0x200
[  307.211901]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.217439]  run_timer_softirq+0x52/0xb0
[  307.221493]  ? __this_cpu_preempt_check+0x1c/0x1f
[  307.226331]  __do_softirq+0x30b/0xad8
[  307.230151]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  307.235256]  ? pvclock_read_flags+0x160/0x160
[  307.239749]  ? lapic_next_event+0x5a/0x90
[  307.243890]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.249424]  ? clockevents_program_event+0x140/0x370
[  307.254526]  ? kvm_clock_read+0x18/0x30
[  307.258500]  ? kvm_sched_clock_read+0x9/0x20
[  307.262933]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.268465]  ? check_preemption_disabled+0x48/0x200
[  307.273479]  irq_exit+0x17f/0x1c0
[  307.276924]  smp_apic_timer_interrupt+0x1cb/0x760
[  307.281760]  ? smp_reschedule_interrupt+0x109/0x650
[  307.286783]  ? smp_call_function_single_interrupt+0x650/0x650
[  307.292684]  ? interrupt_entry+0xb5/0xf0
[  307.296754]  ? trace_hardirqs_off_caller+0xbb/0x310
[  307.301766]  ? trace_hardirqs_off_caller+0xbb/0x310
[  307.306787]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  307.311640]  ? trace_hardirqs_on_caller+0x310/0x310
[  307.316663]  ? trace_hardirqs_on_caller+0x310/0x310
[  307.321676]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.327210]  ? check_preemption_disabled+0x48/0x200
[  307.332226]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  307.337071]  apic_timer_interrupt+0xf/0x20
[  307.341295]  </IRQ>
[  307.343533] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  307.349428] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  307.368324] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  307.376028] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  307.383314] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  307.390588] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  307.397851] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  307.405112] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  307.412384]  ? trace_hardirqs_on+0xb4/0x310
[  307.416708]  ? save_stack+0xa9/0xd0
[  307.420366]  __kmalloc_node_track_caller+0x33/0x70
[  307.425294]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  307.430052]  pskb_expand_head+0x230/0x10f0
[  307.434281]  ? lock_downgrade+0x900/0x900
[  307.438426]  ? check_preemption_disabled+0x48/0x200
[  307.443438]  ? memcpy+0x45/0x50
[  307.446745]  ? __copy_skb_header+0x350/0x6b0
[  307.451150]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  307.455643]  ? skb_checksum+0x140/0x140
[  307.459628]  ? trace_hardirqs_on+0xbd/0x310
[  307.465855]  ? skb_clone+0x1bb/0x500
[  307.469570]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  307.475016]  ? kasan_unpoison_shadow+0x35/0x50
[  307.479607]  ? kasan_check_write+0x14/0x20
[  307.483851]  ? __skb_clone+0x6c7/0xa00
[  307.487762]  ? __copy_skb_header+0x6b0/0x6b0
[  307.492171]  ? kmem_cache_alloc+0x306/0x730
[  307.496494]  skb_ensure_writable+0x3dd/0x640
[  307.500905]  ? skb_cow_data+0xf10/0xf10
[  307.504886]  ? check_preemption_disabled+0x48/0x200
[  307.509899]  ? __this_cpu_preempt_check+0x1c/0x1f
[  307.514737]  ? __bpf_redirect+0x54b/0xb20
[  307.518887]  ? __switch_to_asm+0x34/0x70
[  307.522949]  bpf_clone_redirect+0x14a/0x490
[  307.527270]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  307.532288]  ? __sched_text_start+0x8/0x8
[  307.536436]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  307.541206]  ? retint_kernel+0x2d/0x2d
[  307.545087]  ? trace_hardirqs_on_caller+0xc0/0x310
[  307.550011]  ? retint_kernel+0x2d/0x2d
[  307.553894]  ? trace_hardirqs_on_caller+0xc0/0x310
[  307.558857]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  307.563610]  ? trace_hardirqs_off+0x310/0x310
[  307.568103]  ? retint_kernel+0x1b/0x2d
[  307.571995]  ? lock_acquire+0x1ed/0x520
[  307.575978]  ? bpf_test_run+0x3cb/0x780
[  307.579948]  ? lock_downgrade+0x900/0x900
[  307.584093]  ? lock_release+0x970/0x970
[  307.588068]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  307.593882]  ? preempt_schedule_common+0x1f/0xd0
[  307.598634]  ? preempt_schedule+0x4d/0x60
[  307.602780]  ? ___preempt_schedule+0x16/0x18
[  307.607216]  ? bpf_test_run+0x25d/0x780
[  307.611197]  ? netlink_diag_dump+0x2a0/0x2a0
[  307.615603]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.621138]  ? bpf_test_init.isra.9+0x70/0x100
[  307.625721]  ? bpf_prog_test_run_skb+0x634/0xb40
[  307.630480]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  307.635321]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  307.640853]  ? fput+0x130/0x1a0
[  307.644131]  ? __bpf_prog_get+0x9b/0x290
[  307.648193]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  307.653044]  ? bpf_prog_test_run+0x130/0x1a0
[  307.657449]  ? __x64_sys_bpf+0x3d8/0x510
[  307.661511]  ? bpf_prog_get+0x20/0x20
[  307.665315]  ? __x64_sys_futex+0x4bc/0x6a0
[  307.669553]  ? do_syscall_64+0x1b9/0x820
[  307.673614]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  307.678979]  ? syscall_return_slowpath+0x5e0/0x5e0
[  307.683907]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  307.688762]  ? trace_hardirqs_on_caller+0x310/0x310
[  307.693787]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  307.698824]  ? prepare_exit_to_usermode+0x291/0x3b0
[  307.703845]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  307.708705]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  307.714075] warn_alloc_show_mem: 1 callbacks suppressed
[  307.714087] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  307.714089] Mem-Info:
[  307.714118] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  307.714118]  active_file:17 inactive_file:13 isolated_file:0
[  307.714118]  unevictable:0 dirty:0 writeback:0 unstable:0
[  307.714118]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  307.714118]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  307.714118]  free:13756 free_pcp:276 free_cma:0
[  307.719471] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  307.726841] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  307.729237] Call Trace:
[  307.762197] Node 0 
[  307.771549]  <IRQ>
[  307.799340] 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
[  307.801894]  dump_stack+0x1c4/0x2b4
[  307.804100] lowmem_reserve[]:
[  307.806242]  ? dump_stack_print_info.cold.2+0x52/0x52
[  307.831717]  0
[  307.835385]  warn_alloc.cold.119+0xb7/0x1bd
[  307.838458]  2819
[  307.843657]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  307.845431]  6323
[  307.849745]  ? lock_downgrade+0x900/0x900
[  307.851781]  6323
[  307.856623]  ? trace_hardirqs_off+0xb8/0x310
[  307.862841]  ? trace_hardirqs_off+0xb8/0x310
[  307.864919] Node 0 
[  307.869349]  __alloc_pages_slowpath+0x2667/0x2d80
[  307.873769] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  307.875983]  ? warn_alloc+0x120/0x120
[  307.880789] lowmem_reserve[]:
[  307.908027]  ? trace_hardirqs_on+0x310/0x310
[  307.911809]  0
[  307.914904]  ? warn_alloc+0x120/0x120
[  307.919300]  0
[  307.921100]  ? warn_alloc+0x120/0x120
[  307.924885]  3503
[  307.926682]  ? ktime_get+0x2e1/0x440
[  307.930458]  3503
[  307.932519]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.938259]  ? check_preemption_disabled+0x48/0x200
[  307.943767] Node 0 
[  307.948768]  ? kasan_check_read+0x11/0x20
[  307.948819] Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  307.948826] lowmem_reserve[]:
[  307.951061]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.955209]  0
[  307.984015]  ? should_fail+0x22d/0xd01
[  307.987090]  0
[  307.992638]  ? rcu_bh_qs+0xc0/0xc0
[  307.994416]  0
[  307.998300]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  308.000076]  0
[  308.003620]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  308.010481]  ? should_fail+0x22d/0xd01
[  308.012261] Node 0 
[  308.017873]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  308.021746] DMA: 
[  308.024016]  ? should_fail+0x22d/0xd01
[  308.029090] 1*4kB 
[  308.031156]  ? rcu_idle_enter+0x4b0/0x4b0
[  308.035030] (U) 
[  308.037171]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  308.041295] 0*8kB 
[  308.043279]  ? mark_held_locks+0x130/0x130
[  308.048356] 0*16kB 
[  308.050509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.054732] 1*32kB 
[  308.056959]  ? mark_held_locks+0x130/0x130
[  308.062470] (U) 
[  308.064702]  ? rcu_irq_exit+0xce/0x100
[  308.068908] 2*64kB 
[  308.070880]  ? irq_exit+0xbd/0x1c0
[  308.074736] (U) 
[  308.077140]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  308.080652] 1*128kB 
[  308.082622]  ? do_raw_spin_unlock+0xa7/0x2f0
[  308.087609] (U) 
[  308.089924]  ? smp_call_function_single_interrupt+0x650/0x650
[  308.094391] 1*256kB 
[  308.096358]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.102214] (U) 
[  308.104528]  ? ret_from_intr+0xb/0x1e
[  308.110296] 0*512kB 
[  308.112268]  ? retint_kernel+0x2d/0x2d
[  308.116040] 1*1024kB 
[  308.118358]  ? trace_hardirqs_on_caller+0xc0/0x310
[  308.122214] (U) 
[  308.124622]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  308.129522] 1*2048kB 
[  308.131504]  ? trace_hardirqs_off+0x310/0x310
[  308.136231] (M) 
[  308.138634]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  308.143105] 3*4096kB 
[  308.145075]  __alloc_pages_nodemask+0xa80/0xde0
[  308.150147] (M) 
[  308.152546]  ? should_fail+0x22d/0xd01
[  308.157190] = 15908kB
[  308.159163]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  308.163021] Node 0 
[  308.165433]  ? ____cache_alloc_node+0x1c7/0x1e0
[  308.170410] DMA32: 
[  308.172654]  ? lock_downgrade+0x900/0x900
[  308.177293] 2*4kB 
[  308.179522]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.183644] (M) 
[  308.185784]  cache_grow_begin+0x91/0x8c0
[  308.191303] 1*8kB 
[  308.193274]  ? do_raw_spin_unlock+0xa7/0x2f0
[  308.197311] (M) 
[  308.199457]  fallback_alloc+0x203/0x2e0
[  308.203842] 2*16kB 
[  308.205850]  ____cache_alloc_node+0x1c7/0x1e0
[  308.209809] (M) 
[  308.212039]  kmem_cache_alloc_node+0xe3/0x730
[  308.216517] 3*32kB 
[  308.218488]  ? ipv6_get_ifaddr+0x42e/0x620
[  308.222953] (MH) 
[  308.225179]  __alloc_skb+0x119/0x770
[  308.229385] 5*64kB 
[  308.231439]  ? skb_scrub_packet+0x490/0x490
[  308.235126] (MH) 
[  308.237352]  ? lock_downgrade+0x900/0x900
[  308.241649] 3*128kB 
[  308.243710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.247846] (M) 
[  308.250167]  ? refcount_sub_and_test_checked+0x203/0x310
[  308.255679] 5*256kB 
[  308.257644]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  308.263063] (UMH) 
[  308.265373]  ? addrconf_rs_timer+0x690/0x690
[  308.270802] 5*512kB 
[  308.272943]  ndisc_alloc_skb+0x144/0x340
[  308.277337] (UMH) 
[  308.279653]  ndisc_send_rs+0x331/0x6e0
[  308.283688] 4*1024kB 
[  308.285829]  addrconf_rs_timer+0x314/0x690
[  308.289691] (UMH) 
[  308.292092]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.296309] 2*2048kB (M) 
[  308.298462]  call_timer_fn+0x272/0x920
[  308.302669] 3*4096kB 
[  308.305418]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.309280] (M) 
[  308.311684]  ? process_timeout+0x40/0x40
[  308.315891] = 25168kB
[  308.317860]  ? trace_hardirqs_off+0xb8/0x310
[  308.321905] Node 0 
[  308.324317]  ? kasan_check_read+0x11/0x20
[  308.328697] Normal: 
[  308.330924]  ? do_raw_spin_unlock+0xa7/0x2f0
[  308.335060] 1081*4kB 
[  308.337391]  ? trace_hardirqs_on+0x310/0x310
[  308.341771] (UMEH) 
[  308.344191]  ? __run_timers+0x7da/0xc70
[  308.348575] 387*8kB 
[  308.350828]  ? lock_downgrade+0x900/0x900
[  308.354780] (ME) 
[  308.357119]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  308.361254] 152*16kB 
[  308.363311]  ? trace_hardirqs_on+0xbd/0x310
[  308.368384] (UME) 
[  308.370785]  ? kasan_check_read+0x11/0x20
[  308.375099] 54*32kB 
[  308.377255]  ? __run_timers+0x7da/0xc70
[  308.381385] (UME) 
[  308.383703]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  308.387646] 21*64kB 
[  308.389784]  ? kasan_check_write+0x14/0x20
[  308.395218] (UM) 
[  308.397538]  ? do_raw_spin_lock+0xc1/0x200
[  308.401743] 0*128kB 
[  308.403804]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.408025] 0*256kB 
[  308.410342]  __run_timers+0x7e5/0xc70
[  308.414548] 2*512kB 
[  308.416867]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  308.420639] (U) 
[  308.422956]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  308.428293] 0*1024kB 
[  308.430266]  ? timerqueue_add+0x207/0x2b0
[  308.435260] 0*2048kB 
[  308.437655]  ? enqueue_hrtimer+0x1a5/0x560
[  308.441775] 0*4096kB 
[  308.444214]  ? lock_release+0x970/0x970
[  308.448420] = 13948kB
[  308.450826]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  308.454779] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  308.457192]  ? check_preemption_disabled+0x48/0x200
[  308.462389] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  308.471205]  ? kasan_check_write+0x14/0x20
[  308.476214] 4244 total pagecache pages
[  308.484804]  ? pvclock_read_flags+0x160/0x160
[  308.489011] 0 pages in swap cache
[  308.492888]  ? lock_downgrade+0x900/0x900
[  308.497357] Swap cache stats: add 0, delete 0, find 0/0
[  308.500803]  ? trace_hardirqs_on+0xbd/0x310
[  308.504945] Free swap  = 0kB
[  308.510319]  ? kvm_sched_clock_read+0x9/0x20
[  308.514605] Total swap = 0kB
[  308.517627]  ? irq_exit+0x17f/0x1c0
[  308.522003] 1965979 pages RAM
[  308.525011]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.528607] 0 pages HighMem/MovableOnly
[  308.531700]  ? check_preemption_disabled+0x48/0x200
[  308.537211] 342307 pages reserved
[  308.541177]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.546181] 0 pages cma reserved
[  308.549623]  run_timer_softirq+0x52/0xb0
[  308.555209] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  308.558498]  ? __this_cpu_preempt_check+0x1c/0x1f
[  308.558510]  __do_softirq+0x30b/0xad8
[  308.558526]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  308.562608] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  308.569049]  ? pvclock_read_flags+0x160/0x160
[  308.573880] syz-executor2 cpuset=
[  308.577930]  ? lapic_next_event+0x5a/0x90
[  308.583034] syz2
[  308.593513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.597988]  mems_allowed=0
[  308.601428]  ? clockevents_program_event+0x140/0x370
[  308.621049]  ? kvm_clock_read+0x18/0x30
[  308.625017]  ? kvm_sched_clock_read+0x9/0x20
[  308.629423]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.634954]  ? check_preemption_disabled+0x48/0x200
[  308.639975]  irq_exit+0x17f/0x1c0
[  308.643421]  smp_apic_timer_interrupt+0x1cb/0x760
[  308.648257]  ? smp_reschedule_interrupt+0x109/0x650
[  308.653269]  ? smp_call_function_single_interrupt+0x650/0x650
[  308.659151]  ? interrupt_entry+0xb5/0xf0
[  308.663209]  ? trace_hardirqs_off_caller+0xbb/0x310
[  308.668221]  ? trace_hardirqs_off_caller+0xbb/0x310
[  308.673233]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.678091]  ? trace_hardirqs_on_caller+0x310/0x310
[  308.683106]  ? trace_hardirqs_on_caller+0x310/0x310
[  308.688131]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  308.693659]  ? check_preemption_disabled+0x48/0x200
[  308.698674]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  308.704213]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.709071]  apic_timer_interrupt+0xf/0x20
[  308.713297]  </IRQ>
[  308.715568] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  308.720758] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  308.739650] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  308.747354] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  308.754632] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  308.761896] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  308.769161] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  308.776424] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  308.783695]  ? trace_hardirqs_on+0x9a/0x310
[  308.788011]  ? trace_hardirqs_on+0xb4/0x310
[  308.792339]  retint_kernel+0x1b/0x2d
[  308.796064] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  308.801339] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  308.820237] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  308.827941] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  308.835217] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  308.842493] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  308.849758] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  308.857033] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  308.864313]  ? trace_hardirqs_on+0x9a/0x310
[  308.868642]  ? arch_local_irq_restore+0x45/0x52
[  308.873316]  dump_stack+0x26a/0x2b4
[  308.876944]  ? dump_stack_print_info.cold.2+0x52/0x52
[  308.882132]  ? mark_held_locks+0x130/0x130
[  308.886364]  ? mark_held_locks+0x130/0x130
[  308.890600]  dump_header+0x27b/0xf72
[  308.894316]  ? rcu_read_unlock+0x16/0x60
[  308.898375]  ? pagefault_out_of_memory+0x197/0x197
[  308.903310]  ? mark_held_locks+0x130/0x130
[  308.907536]  ? percpu_ref_put_many+0x13e/0x260
[  308.912118]  ? mem_cgroup_charge_statistics+0x780/0x780
[  308.917500]  ? mem_cgroup_iter+0x1f7/0x1160
[  308.921836]  ? mark_held_locks+0x130/0x130
[  308.926091]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.931620]  ? task_will_free_mem+0x239/0xb30
[  308.936122]  ? ___ratelimit+0x36f/0x655
[  308.940107]  ? lock_downgrade+0x900/0x900
[  308.944257]  ? trace_hardirqs_on+0xbd/0x310
[  308.948690]  ? kasan_check_read+0x11/0x20
[  308.952832]  ? ___ratelimit+0x36f/0x655
[  308.956810]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  308.962259]  ? trace_hardirqs_on+0x310/0x310
[  308.966666]  ? lock_downgrade+0x900/0x900
[  308.970827]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  308.975926]  ? ___ratelimit+0xaa/0x655
[  308.979817]  ? idr_get_free+0xec0/0xec0
[  308.983789]  ? kasan_check_write+0x14/0x20
[  308.988031]  ? do_raw_spin_lock+0xc1/0x200
[  308.992276]  oom_kill_process.cold.27+0x10/0x903
[  308.997047]  ? lock_downgrade+0x900/0x900
[  309.001210]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  309.007012]  ? oom_evaluate_task+0x540/0x540
[  309.011422]  ? shrink_node+0x16b0/0x16b0
[  309.015486]  ? oom_unkillable_task+0x383/0x580
[  309.020065]  ? out_of_memory+0x974/0x1430
[  309.024214]  ? lock_downgrade+0x900/0x900
[  309.028364]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  309.034174]  ? __cpuset_node_allowed+0x19b/0x660
[  309.038930]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.044462]  ? oom_evaluate_task+0x302/0x540
[  309.048865]  out_of_memory+0xa84/0x1430
[  309.052839]  ? oom_killer_disable+0x3a0/0x3a0
[  309.057332]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  309.062261]  ? __mutex_add_waiter+0x2a0/0x2a0
[  309.066758]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  309.071774]  ? find_next_bit+0x104/0x130
[  309.075877]  __alloc_pages_slowpath+0x2318/0x2d80
[  309.081216]  ? warn_alloc+0x120/0x120
[  309.085034]  ? __radix_tree_lookup+0x4c0/0x4c0
[  309.089622]  ? find_get_entry+0x2f2/0xc40
[  309.093779]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  309.098715]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.104250]  ? should_fail+0x22d/0xd01
[  309.108132]  ? ___might_sleep+0x1ed/0x300
[  309.112272]  ? lock_release+0x970/0x970
[  309.116247]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  309.121347]  ? debug_smp_processor_id+0x1c/0x20
[  309.126030]  ? __might_sleep+0x95/0x190
[  309.130016]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  309.134877]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  309.139899]  ? lock_downgrade+0x900/0x900
[  309.144049]  ? ___might_sleep+0x1ed/0x300
[  309.148196]  ? lock_release+0x970/0x970
[  309.152170]  ? arch_local_save_flags+0x40/0x40
[  309.156752]  ? finish_task_switch+0x1f5/0x900
[  309.161249]  ? __might_sleep+0x95/0x190
[  309.165220]  __alloc_pages_nodemask+0xa80/0xde0
[  309.169918]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  309.174933]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  309.180726]  ? kasan_check_write+0x14/0x20
[  309.184958]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  309.189630]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.195165]  ? __do_page_cache_readahead+0x7ce/0x980
[  309.200272]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  309.205817]  alloc_pages_current+0x10c/0x210
[  309.210221]  ? lock_downgrade+0x900/0x900
[  309.214369]  __page_cache_alloc+0x38f/0x5b0
[  309.218687]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  309.224486]  ? ext4_filemap_fault+0x82/0xad
[  309.228813]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  309.233478]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.239009]  ? check_preemption_disabled+0x48/0x200
[  309.244027]  filemap_fault+0x1594/0x25f0
[  309.248123]  ? __lock_page_or_retry+0xa00/0xa00
[  309.252791]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  309.258603]  ? unwind_dump+0x190/0x190
[  309.262497]  ? is_bpf_text_address+0xd3/0x170
[  309.266992]  ? filemap_map_pages+0xdea/0x1980
[  309.271494]  ? find_get_pages_range_tag+0x1320/0x1320
[  309.276681]  ? save_stack+0xa9/0xd0
[  309.280310]  ? save_stack+0x43/0xd0
[  309.283947]  ? __kasan_slab_free+0x102/0x150
[  309.288373]  ? __sigqueue_free.part.27+0x7d/0xa0
[  309.293124]  ? __dequeue_signal+0x530/0x7d0
[  309.297441]  ? dequeue_signal+0x26c/0x630
[  309.301583]  ? get_signal+0x3ec/0x1980
[  309.305464]  ? do_signal+0x9c/0x21e0
[  309.309175]  ? exit_to_usermode_loop+0x2e5/0x380
[  309.313931]  ? mark_held_locks+0x130/0x130
[  309.318162]  ? trace_hardirqs_on+0x310/0x310
[  309.322572]  ? lock_acquire+0x1ed/0x520
[  309.326542]  ? ext4_filemap_fault+0x7a/0xad
[  309.330894]  ? lock_release+0x970/0x970
[  309.334879]  ? arch_local_save_flags+0x40/0x40
[  309.339473]  ? mark_held_locks+0x130/0x130
[  309.343722]  ? trace_hardirqs_off+0xb8/0x310
[  309.348139]  ? down_read+0xb0/0x1d0
[  309.351762]  ? ext4_filemap_fault+0x7a/0xad
[  309.356091]  ? __down_interruptible+0x700/0x700
[  309.360760]  ? kmem_cache_free+0x21a/0x290
[  309.364994]  ? __sigqueue_free.part.27+0x7d/0xa0
[  309.369759]  ? __dequeue_signal+0xf9/0x7d0
[  309.374011]  ext4_filemap_fault+0x82/0xad
[  309.378157]  __do_fault+0x100/0x6b0
[  309.381782]  ? print_bad_pte+0x6c0/0x6c0
[  309.385848]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.391382]  ? pmd_val+0x88/0x100
[  309.394844]  ? add_mm_counter_fast+0xd0/0xd0
[  309.399252]  ? pmd_val+0x88/0x100
[  309.402714]  ? add_mm_counter_fast+0xd0/0xd0
[  309.407122]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.412672]  __handle_mm_fault+0x3709/0x53e0
[  309.417088]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  309.421924]  ? kasan_check_write+0x14/0x20
[  309.426155]  ? do_raw_spin_lock+0xc1/0x200
[  309.430391]  ? _raw_spin_unlock_irq+0x60/0x80
[  309.434934]  ? __set_current_blocked+0xe4/0x120
[  309.439623]  ? lock_acquire+0x1ed/0x520
[  309.443607]  ? handle_mm_fault+0x42a/0xc70
[  309.447844]  ? lock_downgrade+0x900/0x900
[  309.451997]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  309.457803]  ? __do_page_fault+0x67d/0xed0
[  309.462052]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  309.467503]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.473034]  ? check_preemption_disabled+0x48/0x200
[  309.478052]  handle_mm_fault+0x54f/0xc70
[  309.482117]  ? __handle_mm_fault+0x53e0/0x53e0
[  309.486717]  ? find_vma+0x34/0x190
[  309.490254]  __do_page_fault+0x67d/0xed0
[  309.494321]  ? mm_fault_error+0x380/0x380
[  309.498469]  ? syscall_slow_exit_work+0x520/0x520
[  309.503318]  do_page_fault+0xf2/0x7e0
[  309.507114]  ? vmalloc_sync_all+0x30/0x30
[  309.511278]  ? error_entry+0x70/0xd0
[  309.515010]  ? trace_hardirqs_off_caller+0xbb/0x310
[  309.520033]  ? trace_hardirqs_on_caller+0xc0/0x310
[  309.524956]  ? syscall_return_slowpath+0x5e0/0x5e0
[  309.529883]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  309.534725]  ? trace_hardirqs_on_caller+0x310/0x310
[  309.539734]  ? trace_hardirqs_off+0x310/0x310
[  309.544225]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  309.549253]  ? prepare_exit_to_usermode+0x291/0x3b0
[  309.554263]  ? page_fault+0x8/0x30
[  309.557812]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  309.562654]  ? page_fault+0x8/0x30
[  309.566190]  page_fault+0x1e/0x30
[  309.569636] RIP: 0033:0x45db60
[  309.572846] Code: Bad RIP value.
[  309.576203] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  309.581561] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  309.588828] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  309.596088] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  309.603352] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  309.610614] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  309.617898] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  309.617946] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  309.625178] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  309.631713] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  309.640989] Call Trace:
[  309.651197] syz-fuzzer cpuset=
[  309.653761]  <IRQ>
[  309.653763] / mems_allowed=0
[  309.656953]  dump_stack+0x1c4/0x2b4
[  309.665726]  ? dump_stack_print_info.cold.2+0x52/0x52
[  309.670925]  warn_alloc.cold.119+0xb7/0x1bd
[  309.675262]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  309.680100]  ? lock_downgrade+0x900/0x900
[  309.684243]  ? trace_hardirqs_off+0xb8/0x310
[  309.688648]  ? trace_hardirqs_off+0xb8/0x310
[  309.693075]  __alloc_pages_slowpath+0x2667/0x2d80
[  309.697930]  ? warn_alloc+0x120/0x120
[  309.701733]  ? warn_alloc+0x120/0x120
[  309.705532]  ? warn_alloc+0x120/0x120
[  309.709332]  ? mark_held_locks+0x130/0x130
[  309.713572]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.719122]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.724675]  ? should_fail+0x22d/0xd01
[  309.728560]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  309.733659]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.739192]  ? should_fail+0x22d/0xd01
[  309.743094]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  309.748191]  ? should_fail+0x22d/0xd01
[  309.752086]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  309.757186]  ? mark_held_locks+0x130/0x130
[  309.761424]  ? mark_held_locks+0x130/0x130
[  309.765702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.771254]  ? trace_hardirqs_off+0xb8/0x310
[  309.775668]  ? kasan_check_read+0x11/0x20
[  309.779821]  ? do_raw_spin_unlock+0xa7/0x2f0
[  309.784229]  ? trace_hardirqs_on+0x310/0x310
[  309.788635]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.794167]  ? wq_watchdog_touch+0x9c/0xfe
[  309.798402]  ? io_serial_in+0x11/0x90
[  309.802214]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.807750]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  309.812860]  __alloc_pages_nodemask+0xa80/0xde0
[  309.817524]  ? should_fail+0x22d/0xd01
[  309.821411]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  309.826441]  ? ____cache_alloc_node+0x1c7/0x1e0
[  309.831108]  ? lock_downgrade+0x900/0x900
[  309.835268]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.840817]  cache_grow_begin+0x91/0x8c0
[  309.844882]  ? do_raw_spin_unlock+0xa7/0x2f0
[  309.849295]  fallback_alloc+0x203/0x2e0
[  309.853269]  ____cache_alloc_node+0x1c7/0x1e0
[  309.857767]  kmem_cache_alloc_node+0xe3/0x730
[  309.862262]  ? ipv6_get_ifaddr+0x42e/0x620
[  309.866499]  __alloc_skb+0x119/0x770
[  309.870210]  ? skb_scrub_packet+0x490/0x490
[  309.874527]  ? lock_downgrade+0x900/0x900
[  309.878675]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.884211]  ? refcount_sub_and_test_checked+0x203/0x310
[  309.889663]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  309.895117]  ? addrconf_rs_timer+0x690/0x690
[  309.899557]  ndisc_alloc_skb+0x144/0x340
[  309.903631]  ndisc_send_rs+0x331/0x6e0
[  309.907521]  addrconf_rs_timer+0x314/0x690
[  309.911752]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.915990]  call_timer_fn+0x272/0x920
[  309.919892]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.924128]  ? process_timeout+0x40/0x40
[  309.928185]  ? trace_hardirqs_off+0xb8/0x310
[  309.932587]  ? kasan_check_read+0x11/0x20
[  309.936727]  ? do_raw_spin_unlock+0xa7/0x2f0
[  309.941139]  ? trace_hardirqs_on+0x310/0x310
[  309.945543]  ? __run_timers+0x7da/0xc70
[  309.949511]  ? lock_downgrade+0x900/0x900
[  309.953661]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  309.958780]  ? trace_hardirqs_on+0xbd/0x310
[  309.963109]  ? kasan_check_read+0x11/0x20
[  309.967268]  ? __run_timers+0x7da/0xc70
[  309.971244]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  309.976708]  ? kasan_check_write+0x14/0x20
[  309.980943]  ? do_raw_spin_lock+0xc1/0x200
[  309.985175]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.989406]  __run_timers+0x7e5/0xc70
[  309.993208]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  309.998564]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  310.003576]  ? timerqueue_add+0x207/0x2b0
[  310.007764]  ? enqueue_hrtimer+0x1a5/0x560
[  310.012025]  ? lock_release+0x970/0x970
[  310.015997]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  310.021189]  ? kasan_check_write+0x14/0x20
[  310.025439]  ? pvclock_read_flags+0x160/0x160
[  310.029928]  ? lock_downgrade+0x900/0x900
[  310.034097]  ? trace_hardirqs_on+0xbd/0x310
[  310.038431]  ? kvm_sched_clock_read+0x9/0x20
[  310.042866]  ? irq_exit+0x17f/0x1c0
[  310.046493]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.052023]  ? check_preemption_disabled+0x48/0x200
[  310.057038]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.062576]  run_timer_softirq+0x52/0xb0
[  310.066633]  ? __this_cpu_preempt_check+0x1c/0x1f
[  310.071472]  __do_softirq+0x30b/0xad8
[  310.075274]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  310.080389]  ? pvclock_read_flags+0x160/0x160
[  310.084884]  ? lapic_next_event+0x5a/0x90
[  310.089044]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.094579]  ? clockevents_program_event+0x140/0x370
[  310.099679]  ? kvm_clock_read+0x18/0x30
[  310.103649]  ? kvm_sched_clock_read+0x9/0x20
[  310.108057]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.113587]  ? check_preemption_disabled+0x48/0x200
[  310.118604]  irq_exit+0x17f/0x1c0
[  310.122051]  smp_apic_timer_interrupt+0x1cb/0x760
[  310.126888]  ? smp_reschedule_interrupt+0x109/0x650
[  310.131901]  ? smp_call_function_single_interrupt+0x650/0x650
[  310.137793]  ? interrupt_entry+0xb5/0xf0
[  310.141906]  ? trace_hardirqs_off_caller+0xbb/0x310
[  310.146920]  ? trace_hardirqs_off_caller+0xbb/0x310
[  310.151965]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  310.156819]  ? trace_hardirqs_on_caller+0x310/0x310
[  310.161848]  ? trace_hardirqs_on_caller+0x310/0x310
[  310.166861]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.172411]  ? check_preemption_disabled+0x48/0x200
[  310.177603]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  310.182450]  apic_timer_interrupt+0xf/0x20
[  310.186675]  </IRQ>
[  310.188919] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  310.194816] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  310.213712] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  310.221436] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  310.228701] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  310.235967] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  310.243239] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  310.250506] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  310.257790]  ? trace_hardirqs_on+0xb4/0x310
[  310.262137]  ? save_stack+0xa9/0xd0
[  310.265777]  __kmalloc_node_track_caller+0x33/0x70
[  310.270724]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  310.275484]  pskb_expand_head+0x230/0x10f0
[  310.279726]  ? lock_downgrade+0x900/0x900
[  310.283879]  ? check_preemption_disabled+0x48/0x200
[  310.288915]  ? memcpy+0x45/0x50
[  310.292199]  ? __copy_skb_header+0x350/0x6b0
[  310.296614]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  310.301110]  ? skb_checksum+0x140/0x140
[  310.305091]  ? trace_hardirqs_on+0xbd/0x310
[  310.309415]  ? skb_clone+0x1bb/0x500
[  310.313136]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  310.318588]  ? kasan_unpoison_shadow+0x35/0x50
[  310.323176]  ? kasan_check_write+0x14/0x20
[  310.327413]  ? __skb_clone+0x6c7/0xa00
[  310.331310]  ? __copy_skb_header+0x6b0/0x6b0
[  310.335721]  ? kmem_cache_alloc+0x306/0x730
[  310.340057]  skb_ensure_writable+0x3dd/0x640
[  310.344474]  ? skb_cow_data+0xf10/0xf10
[  310.348471]  ? check_preemption_disabled+0x48/0x200
[  310.353495]  ? __this_cpu_preempt_check+0x1c/0x1f
[  310.358339]  ? __bpf_redirect+0x54b/0xb20
[  310.362490]  ? __switch_to_asm+0x34/0x70
[  310.366556]  bpf_clone_redirect+0x14a/0x490
[  310.370887]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  310.375911]  ? __sched_text_start+0x8/0x8
[  310.380065]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  310.384842]  ? retint_kernel+0x2d/0x2d
[  310.388733]  ? trace_hardirqs_on_caller+0xc0/0x310
[  310.393664]  ? retint_kernel+0x2d/0x2d
[  310.397655]  ? trace_hardirqs_on_caller+0xc0/0x310
[  310.402590]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  310.407352]  ? trace_hardirqs_off+0x310/0x310
[  310.411856]  ? retint_kernel+0x1b/0x2d
[  310.415756]  ? lock_acquire+0x1ed/0x520
[  310.419737]  ? bpf_test_run+0x3cb/0x780
[  310.423713]  ? lock_downgrade+0x900/0x900
[  310.427868]  ? lock_release+0x970/0x970
[  310.431856]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  310.437660]  ? preempt_schedule_common+0x1f/0xd0
[  310.442423]  ? preempt_schedule+0x4d/0x60
[  310.446573]  ? ___preempt_schedule+0x16/0x18
[  310.450989]  ? bpf_test_run+0x25d/0x780
[  310.454977]  ? netlink_diag_dump+0x2a0/0x2a0
[  310.459391]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.464933]  ? bpf_test_init.isra.9+0x70/0x100
[  310.469525]  ? bpf_prog_test_run_skb+0x634/0xb40
[  310.474289]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  310.479133]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  310.484676]  ? fput+0x130/0x1a0
[  310.487964]  ? __bpf_prog_get+0x9b/0x290
[  310.492030]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  310.496881]  ? bpf_prog_test_run+0x130/0x1a0
[  310.501295]  ? __x64_sys_bpf+0x3d8/0x510
[  310.505360]  ? bpf_prog_get+0x20/0x20
[  310.509171]  ? __x64_sys_futex+0x4bc/0x6a0
[  310.513421]  ? do_syscall_64+0x1b9/0x820
[  310.517486]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  310.522860]  ? syscall_return_slowpath+0x5e0/0x5e0
[  310.527815]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  310.532665]  ? trace_hardirqs_on_caller+0x310/0x310
[  310.537689]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  310.542715]  ? prepare_exit_to_usermode+0x291/0x3b0
[  310.547742]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  310.552594]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  310.557977] warn_alloc_show_mem: 1 callbacks suppressed
[  310.557989] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  310.557991] Mem-Info:
[  310.558021] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  310.558021]  active_file:17 inactive_file:13 isolated_file:0
[  310.558021]  unevictable:0 dirty:0 writeback:0 unstable:0
[  310.558021]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  310.558021]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  310.558021]  free:13756 free_pcp:276 free_cma:0
[  310.563370] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  310.570393] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  310.572819] Call Trace:
[  310.605779] Node 0 
[  310.615139]  <IRQ>
[  310.642912] 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
[  310.645475]  dump_stack+0x1c4/0x2b4
[  310.647690] lowmem_reserve[]:
[  310.649848]  ? dump_stack_print_info.cold.2+0x52/0x52
[  310.675327]  0
[  310.678961]  warn_alloc.cold.119+0xb7/0x1bd
[  310.682045]  2819
[  310.687232]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  310.689017]  6323
[  310.693345]  ? lock_downgrade+0x900/0x900
[  310.695395]  6323
[  310.700237]  ? trace_hardirqs_off+0xb8/0x310
[  310.706434]  ? trace_hardirqs_off+0xb8/0x310
[  310.708479] Node 0 
[  310.712894]  __alloc_pages_slowpath+0x2667/0x2d80
[  310.717310] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  310.719541]  ? warn_alloc+0x120/0x120
[  310.724353] lowmem_reserve[]:
[  310.751593]  ? trace_hardirqs_on+0x310/0x310
[  310.755372]  0
[  310.758476]  ? warn_alloc+0x120/0x120
[  310.762865]  0
[  310.764668]  ? warn_alloc+0x120/0x120
[  310.768454]  3503
[  310.770259]  ? ktime_get+0x2e1/0x440
[  310.774043]  3503
[  310.776104]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.781881]  ? check_preemption_disabled+0x48/0x200
[  310.787400] Node 0 Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  310.792439]  ? kasan_check_read+0x11/0x20
[  310.792457]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.821501] lowmem_reserve[]:
[  310.825655]  ? should_fail+0x22d/0xd01
[  310.831171]  0
[  310.834276]  ? rcu_bh_qs+0xc0/0xc0
[  310.838142]  0
[  310.839946]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  310.843466]  0
[  310.845268]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.850349]  0
[  310.852155]  ? should_fail+0x22d/0xd01
[  310.859475]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  310.863340] Node 0 
[  310.868449]  ? should_fail+0x22d/0xd01
[  310.868452] DMA: 1*4kB 
[  310.870699]  ? rcu_idle_enter+0x4b0/0x4b0
[  310.874562] (U) 
[  310.877145]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  310.881274] 0*8kB 
[  310.883247]  ? mark_held_locks+0x130/0x130
[  310.888328] 0*16kB 
[  310.890477]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.894696] 1*32kB 
[  310.896934]  ? mark_held_locks+0x130/0x130
[  310.902455] (U) 
[  310.904692]  ? rcu_irq_exit+0xce/0x100
[  310.908912] 2*64kB 
[  310.910893]  ? irq_exit+0xbd/0x1c0
[  310.914758] (U) 
[  310.916994]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  310.920517] 1*128kB 
[  310.922499]  ? do_raw_spin_unlock+0xa7/0x2f0
[  310.927494] (U) 
[  310.929831]  ? smp_call_function_single_interrupt+0x650/0x650
[  310.934221] 1*256kB 
[  310.936196]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.942061] (U) 
[  310.944387]  ? ret_from_intr+0xb/0x1e
[  310.950401] 0*512kB 1*1024kB 
[  310.952391]  ? retint_kernel+0x2d/0x2d
[  310.956174] (U) 
[  310.959281]  ? trace_hardirqs_on_caller+0xc0/0x310
[  310.963149] 1*2048kB 
[  310.965130]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  310.970042] (M) 
[  310.972452]  ? trace_hardirqs_off+0x310/0x310
[  310.977206] 3*4096kB 
[  310.979200]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  310.983674] (M) 
[  310.986089]  __alloc_pages_nodemask+0xa80/0xde0
[  310.991168] = 15908kB
[  310.993146]  ? should_fail+0x22d/0xd01
[  310.997813] Node 0 
[  311.000223]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  311.004093] DMA32: 
[  311.006343]  ? ____cache_alloc_node+0x1c7/0x1e0
[  311.011331] 2*4kB 
[  311.013568]  ? lock_downgrade+0x900/0x900
[  311.018221] (M) 
[  311.020373]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.024500] 1*8kB 
[  311.026476]  cache_grow_begin+0x91/0x8c0
[  311.031991] (M) 
[  311.034140]  ? do_raw_spin_unlock+0xa7/0x2f0
[  311.038182] 2*16kB 
[  311.040157]  fallback_alloc+0x203/0x2e0
[  311.044547] (M) 
[  311.046784]  ____cache_alloc_node+0x1c7/0x1e0
[  311.050758] 3*32kB 
[  311.052733]  kmem_cache_alloc_node+0xe3/0x730
[  311.057211] (MH) 
[  311.059449]  ? ipv6_get_ifaddr+0x42e/0x620
[  311.063924] 5*64kB 
[  311.065990]  __alloc_skb+0x119/0x770
[  311.070203] (MH) 
[  311.072440]  ? skb_scrub_packet+0x490/0x490
[  311.076138] 3*128kB 
[  311.078699]  ? lock_downgrade+0x900/0x900
[  311.083007] (M) 
[  311.085338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.089466] 5*256kB 
[  311.091449]  ? refcount_sub_and_test_checked+0x203/0x310
[  311.096965] (UMH) 
[  311.099288]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  311.104717] 5*512kB 
[  311.106869]  ? addrconf_rs_timer+0x690/0x690
[  311.112303] (UMH) 
[  311.114632]  ndisc_alloc_skb+0x144/0x340
[  311.119023] 4*1024kB 
[  311.121170]  ndisc_send_rs+0x331/0x6e0
[  311.125210] (UMH) 
[  311.127618]  addrconf_rs_timer+0x314/0x690
[  311.131485] 2*2048kB 
[  311.133629]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.137845] (M) 
[  311.140257]  call_timer_fn+0x272/0x920
[  311.144472] 3*4096kB 
[  311.146451]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.150321] (M) 
[  311.152737]  ? process_timeout+0x40/0x40
[  311.156947] = 25168kB
[  311.156955] Node 0 
[  311.158931]  ? trace_hardirqs_off+0xb8/0x310
[  311.162972] Normal: 
[  311.165381]  ? kasan_check_read+0x11/0x20
[  311.167602] 1081*4kB 
[  311.172010]  ? do_raw_spin_unlock+0xa7/0x2f0
[  311.174317] (UMEH) 
[  311.178502]  ? trace_hardirqs_on+0x310/0x310
[  311.180898] 387*8kB 
[  311.185312]  ? __run_timers+0x7da/0xc70
[  311.187523] (ME) 
[  311.191973]  ? lock_downgrade+0x900/0x900
[  311.194284] 152*16kB 
[  311.198316]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  311.200354] (UME) 
[  311.204500]  ? trace_hardirqs_on+0xbd/0x310
[  311.206897] 54*32kB 
[  311.212001]  ? kasan_check_read+0x11/0x20
[  311.214132] (UME) 
[  311.218452]  ? __run_timers+0x7da/0xc70
[  311.220760] 21*64kB 
[  311.224909]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  311.227045] (UM) 
[  311.231020]  ? kasan_check_write+0x14/0x20
[  311.233331] 0*128kB 
[  311.238776]  ? do_raw_spin_lock+0xc1/0x200
[  311.240834] 0*256kB 
[  311.245068]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.247377] 2*512kB 
[  311.251610]  __run_timers+0x7e5/0xc70
[  311.253916] (U) 
[  311.258153]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  311.260466] 0*1024kB 
[  311.264268]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  311.266226] 0*2048kB 
[  311.271590]  ? timerqueue_add+0x207/0x2b0
[  311.273980] 0*4096kB 
[  311.278994]  ? enqueue_hrtimer+0x1a5/0x560
[  311.281386] = 13948kB
[  311.285530]  ? lock_release+0x970/0x970
[  311.287934] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  311.292163]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  311.294558] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  311.298525]  ? check_preemption_disabled+0x48/0x200
[  311.307345] 4244 total pagecache pages
[  311.312532]  ? kasan_check_write+0x14/0x20
[  311.321092] 0 pages in swap cache
[  311.326106]  ? pvclock_read_flags+0x160/0x160
[  311.329978] Swap cache stats: add 0, delete 0, find 0/0
[  311.334205]  ? lock_downgrade+0x900/0x900
[  311.337639] Free swap  = 0kB
[  311.342136]  ? trace_hardirqs_on+0xbd/0x310
[  311.347480] Total swap = 0kB
[  311.351627]  ? kvm_sched_clock_read+0x9/0x20
[  311.354628] 1965979 pages RAM
[  311.358947]  ? irq_exit+0x17f/0x1c0
[  311.361948] 0 pages HighMem/MovableOnly
[  311.366356]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.369442] 342307 pages reserved
[  311.373067]  ? check_preemption_disabled+0x48/0x200
[  311.377022] 0 pages cma reserved
[  311.382556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.386038] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  311.390999]  run_timer_softirq+0x52/0xb0
[  311.391012]  ? __this_cpu_preempt_check+0x1c/0x1f
[  311.391028]  __do_softirq+0x30b/0xad8
[  311.394423] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  311.399917]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  311.406391] syz-executor2 cpuset=
[  311.410455]  ? pvclock_read_flags+0x160/0x160
[  311.415281] syz2
[  311.419079]  ? lapic_next_event+0x5a/0x90
[  311.429547]  mems_allowed=0
[  311.434646]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.457121]  ? clockevents_program_event+0x140/0x370
[  311.462233]  ? kvm_clock_read+0x18/0x30
[  311.466216]  ? kvm_sched_clock_read+0x9/0x20
[  311.470631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.476172]  ? check_preemption_disabled+0x48/0x200
[  311.481203]  irq_exit+0x17f/0x1c0
[  311.484663]  smp_apic_timer_interrupt+0x1cb/0x760
[  311.489509]  ? smp_reschedule_interrupt+0x109/0x650
[  311.494532]  ? smp_call_function_single_interrupt+0x650/0x650
[  311.500420]  ? interrupt_entry+0xb5/0xf0
[  311.504486]  ? trace_hardirqs_off_caller+0xbb/0x310
[  311.509504]  ? trace_hardirqs_off_caller+0xbb/0x310
[  311.514529]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  311.519376]  ? trace_hardirqs_on_caller+0x310/0x310
[  311.524396]  ? trace_hardirqs_on_caller+0x310/0x310
[  311.529464]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.535009]  ? check_preemption_disabled+0x48/0x200
[  311.540027]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.545575]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  311.550426]  apic_timer_interrupt+0xf/0x20
[  311.554661]  </IRQ>
[  311.556908] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  311.562107] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  311.581009] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  311.588724] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  311.595997] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  311.603271] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  311.610542] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  311.617831] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  311.625113]  ? trace_hardirqs_on+0x9a/0x310
[  311.629442]  ? trace_hardirqs_on+0xb4/0x310
[  311.633775]  retint_kernel+0x1b/0x2d
[  311.637512] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  311.642791] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  311.661715] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  311.669432] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  311.676703] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  311.683979] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  311.691336] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  311.698607] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  311.705893]  ? trace_hardirqs_on+0x9a/0x310
[  311.710220]  ? arch_local_irq_restore+0x45/0x52
[  311.714900]  dump_stack+0x26a/0x2b4
[  311.718534]  ? dump_stack_print_info.cold.2+0x52/0x52
[  311.723734]  ? mark_held_locks+0x130/0x130
[  311.727980]  ? mark_held_locks+0x130/0x130
[  311.732227]  dump_header+0x27b/0xf72
[  311.735955]  ? rcu_read_unlock+0x16/0x60
[  311.740024]  ? pagefault_out_of_memory+0x197/0x197
[  311.744965]  ? mark_held_locks+0x130/0x130
[  311.749208]  ? percpu_ref_put_many+0x13e/0x260
[  311.753816]  ? mem_cgroup_charge_statistics+0x780/0x780
[  311.759195]  ? mem_cgroup_iter+0x1f7/0x1160
[  311.763523]  ? mark_held_locks+0x130/0x130
[  311.767772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.773332]  ? task_will_free_mem+0x239/0xb30
[  311.777854]  ? ___ratelimit+0x36f/0x655
[  311.781853]  ? lock_downgrade+0x900/0x900
[  311.786010]  ? trace_hardirqs_on+0xbd/0x310
[  311.790334]  ? kasan_check_read+0x11/0x20
[  311.794486]  ? ___ratelimit+0x36f/0x655
[  311.798465]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  311.803921]  ? trace_hardirqs_on+0x310/0x310
[  311.808336]  ? lock_downgrade+0x900/0x900
[  311.812497]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  311.817607]  ? ___ratelimit+0xaa/0x655
[  311.821498]  ? idr_get_free+0xec0/0xec0
[  311.825475]  ? kasan_check_write+0x14/0x20
[  311.829714]  ? do_raw_spin_lock+0xc1/0x200
[  311.833960]  oom_kill_process.cold.27+0x10/0x903
[  311.838717]  ? lock_downgrade+0x900/0x900
[  311.842881]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  311.848684]  ? oom_evaluate_task+0x540/0x540
[  311.853099]  ? shrink_node+0x16b0/0x16b0
[  311.857170]  ? oom_unkillable_task+0x383/0x580
[  311.861759]  ? out_of_memory+0x974/0x1430
[  311.865915]  ? lock_downgrade+0x900/0x900
[  311.870074]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  311.875887]  ? __cpuset_node_allowed+0x19b/0x660
[  311.880651]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.886193]  ? oom_evaluate_task+0x302/0x540
[  311.890610]  out_of_memory+0xa84/0x1430
[  311.894597]  ? oom_killer_disable+0x3a0/0x3a0
[  311.899102]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  311.904035]  ? __mutex_add_waiter+0x2a0/0x2a0
[  311.908538]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  311.913560]  ? find_next_bit+0x104/0x130
[  311.917631]  __alloc_pages_slowpath+0x2318/0x2d80
[  311.922624]  ? warn_alloc+0x120/0x120
[  311.926432]  ? __radix_tree_lookup+0x4c0/0x4c0
[  311.931030]  ? find_get_entry+0x2f2/0xc40
[  311.935191]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  311.940125]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.945667]  ? should_fail+0x22d/0xd01
[  311.949562]  ? ___might_sleep+0x1ed/0x300
[  311.953711]  ? lock_release+0x970/0x970
[  311.957690]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  311.962816]  ? debug_smp_processor_id+0x1c/0x20
[  311.967499]  ? __might_sleep+0x95/0x190
[  311.971485]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  311.976341]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  311.981368]  ? lock_downgrade+0x900/0x900
[  311.985521]  ? ___might_sleep+0x1ed/0x300
[  311.989673]  ? lock_release+0x970/0x970
[  311.993653]  ? arch_local_save_flags+0x40/0x40
[  311.998244]  ? finish_task_switch+0x1f5/0x900
[  312.002754]  ? __might_sleep+0x95/0x190
[  312.006739]  __alloc_pages_nodemask+0xa80/0xde0
[  312.011420]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  312.016486]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  312.022377]  ? kasan_check_write+0x14/0x20
[  312.026618]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  312.031297]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.036863]  ? __do_page_cache_readahead+0x7ce/0x980
[  312.041982]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  312.047615]  alloc_pages_current+0x10c/0x210
[  312.052026]  ? lock_downgrade+0x900/0x900
[  312.056183]  __page_cache_alloc+0x38f/0x5b0
[  312.060512]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  312.066337]  ? ext4_filemap_fault+0x82/0xad
[  312.070663]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  312.075340]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.080882]  ? check_preemption_disabled+0x48/0x200
[  312.085909]  filemap_fault+0x1594/0x25f0
[  312.089981]  ? __lock_page_or_retry+0xa00/0xa00
[  312.094655]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  312.100460]  ? unwind_dump+0x190/0x190
[  312.104358]  ? is_bpf_text_address+0xd3/0x170
[  312.108862]  ? filemap_map_pages+0xdea/0x1980
[  312.113372]  ? find_get_pages_range_tag+0x1320/0x1320
[  312.118567]  ? save_stack+0xa9/0xd0
[  312.122197]  ? save_stack+0x43/0xd0
[  312.125842]  ? __kasan_slab_free+0x102/0x150
[  312.130258]  ? __sigqueue_free.part.27+0x7d/0xa0
[  312.135016]  ? __dequeue_signal+0x530/0x7d0
[  312.139341]  ? dequeue_signal+0x26c/0x630
[  312.143496]  ? get_signal+0x3ec/0x1980
[  312.147389]  ? do_signal+0x9c/0x21e0
[  312.151108]  ? exit_to_usermode_loop+0x2e5/0x380
[  312.155872]  ? mark_held_locks+0x130/0x130
[  312.160114]  ? trace_hardirqs_on+0x310/0x310
[  312.164528]  ? lock_acquire+0x1ed/0x520
[  312.168506]  ? ext4_filemap_fault+0x7a/0xad
[  312.172851]  ? lock_release+0x970/0x970
[  312.176845]  ? arch_local_save_flags+0x40/0x40
[  312.181431]  ? mark_held_locks+0x130/0x130
[  312.185668]  ? trace_hardirqs_off+0xb8/0x310
[  312.190092]  ? down_read+0xb0/0x1d0
[  312.193720]  ? ext4_filemap_fault+0x7a/0xad
[  312.198050]  ? __down_interruptible+0x700/0x700
[  312.202726]  ? kmem_cache_free+0x21a/0x290
[  312.206968]  ? __sigqueue_free.part.27+0x7d/0xa0
[  312.211731]  ? __dequeue_signal+0xf9/0x7d0
[  312.215973]  ext4_filemap_fault+0x82/0xad
[  312.220141]  __do_fault+0x100/0x6b0
[  312.223788]  ? print_bad_pte+0x6c0/0x6c0
[  312.227873]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.233414]  ? pmd_val+0x88/0x100
[  312.236877]  ? add_mm_counter_fast+0xd0/0xd0
[  312.241290]  ? pmd_val+0x88/0x100
[  312.244754]  ? add_mm_counter_fast+0xd0/0xd0
[  312.249172]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.254717]  __handle_mm_fault+0x3709/0x53e0
[  312.259140]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  312.263986]  ? kasan_check_write+0x14/0x20
[  312.268229]  ? do_raw_spin_lock+0xc1/0x200
[  312.272473]  ? _raw_spin_unlock_irq+0x60/0x80
[  312.276976]  ? __set_current_blocked+0xe4/0x120
[  312.281657]  ? lock_acquire+0x1ed/0x520
[  312.285640]  ? handle_mm_fault+0x42a/0xc70
[  312.289881]  ? lock_downgrade+0x900/0x900
[  312.294047]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  312.299865]  ? __do_page_fault+0x67d/0xed0
[  312.304114]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  312.309569]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.315112]  ? check_preemption_disabled+0x48/0x200
[  312.320147]  handle_mm_fault+0x54f/0xc70
[  312.324214]  ? __handle_mm_fault+0x53e0/0x53e0
[  312.328818]  ? find_vma+0x34/0x190
[  312.332381]  __do_page_fault+0x67d/0xed0
[  312.336451]  ? mm_fault_error+0x380/0x380
[  312.340606]  ? syscall_slow_exit_work+0x520/0x520
[  312.345456]  do_page_fault+0xf2/0x7e0
[  312.349267]  ? vmalloc_sync_all+0x30/0x30
[  312.353439]  ? error_entry+0x70/0xd0
[  312.357161]  ? trace_hardirqs_off_caller+0xbb/0x310
[  312.362182]  ? trace_hardirqs_on_caller+0xc0/0x310
[  312.367117]  ? syscall_return_slowpath+0x5e0/0x5e0
[  312.372051]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  312.376905]  ? trace_hardirqs_on_caller+0x310/0x310
[  312.381929]  ? trace_hardirqs_off+0x310/0x310
[  312.386429]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  312.391451]  ? prepare_exit_to_usermode+0x291/0x3b0
[  312.396477]  ? page_fault+0x8/0x30
[  312.400026]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  312.404880]  ? page_fault+0x8/0x30
[  312.408426]  page_fault+0x1e/0x30
[  312.411882] RIP: 0033:0x45db60
[  312.415079] Code: Bad RIP value.
[  312.418443] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  312.423829] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  312.431100] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  312.438371] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  312.445643] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  312.452917] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  312.460209] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  312.460230] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[  312.467490] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  312.473718] Call Trace:
[  312.483067] rcu: 	
[  312.485639]  <IRQ>
[  312.485646] (detected by 1, t=10514 jiffies, g=11681, q=14)
[  312.485663] rcu: All QSes seen, last rcu_preempt kthread activity 10344 (4294968392-4294958048), jiffies_till_next_fqs=1, root ->qsmask 0x0
[  312.487825]  dump_stack+0x1c4/0x2b4
[  312.489954] syz-fuzzer      R
[  312.495662]  ? dump_stack_print_info.cold.2+0x52/0x52
[  312.508295]   running task    
[  312.511927]  warn_alloc.cold.119+0xb7/0x1bd
[  312.515015] 12944  5806   5802 0x80000008
[  312.520198]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  312.523383] Call Trace:
[  312.527701]  ? lock_downgrade+0x900/0x900
[  312.531835]  <IRQ>
[  312.536673]  ? trace_hardirqs_off+0xb8/0x310
[  312.539249]  sched_show_task.cold.83+0x2b6/0x30a
[  312.543385]  ? trace_hardirqs_off+0xb8/0x310
[  312.545526]  ? can_nice.part.74+0x20/0x20
[  312.549926]  __alloc_pages_slowpath+0x2667/0x2d80
[  312.554672]  ? vprintk_default+0x28/0x30
[  312.559078]  ? warn_alloc+0x120/0x120
[  312.563203]  ? vprintk_func+0x85/0x181
[  312.568040]  ? warn_alloc+0x120/0x120
[  312.572091]  ? vprintk_func+0x85/0x181
[  312.575903]  ? warn_alloc+0x120/0x120
[  312.579777]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  312.583566]  ? mark_held_locks+0x130/0x130
[  312.587439]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  312.591231]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.596020]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.600245]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.604993]  print_other_cpu_stall.cold.79+0xa83/0xba5
[  312.610521]  ? should_fail+0x22d/0xd01
[  312.616091]  ? print_cpu_stall+0x1c0/0x1c0
[  312.621616]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  312.626884]  ? is_bpf_text_address+0xac/0x170
[  312.630758]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.634981]  ? lock_downgrade+0x900/0x900
[  312.640073]  ? should_fail+0x22d/0xd01
[  312.644563]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  312.650210]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  312.654343]  ? rcu_test_sync_prims+0x30/0x30
[  312.658219]  ? should_fail+0x22d/0xd01
[  312.664005]  ? mark_held_locks+0x130/0x130
[  312.669101]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  312.673501]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.677377]  ? mark_held_locks+0x130/0x130
[  312.681602]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.686692]  ? mark_held_locks+0x130/0x130
[  312.692217]  ? check_preemption_disabled+0x48/0x200
[  312.696446]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.701978]  rcu_check_callbacks+0xafc/0x1990
[  312.706200]  ? trace_hardirqs_off+0xb8/0x310
[  312.711206]  ? rcu_cpu_stall_reset+0x220/0x220
[  312.716735]  ? kasan_check_read+0x11/0x20
[  312.721219]  ? lock_release+0x970/0x970
[  312.725623]  ? do_raw_spin_unlock+0xa7/0x2f0
[  312.730197]  ? mark_held_locks+0x130/0x130
[  312.734338]  ? trace_hardirqs_on+0x310/0x310
[  312.738303]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.742699]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.746925]  ? pvclock_gtod_notify+0x2e3/0x3e0
[  312.751334]  ? wq_watchdog_touch+0x9c/0xfe
[  312.756871]  ? kvm_set_tsc_khz+0x540/0x540
[  312.762399]  ? io_serial_in+0x11/0x90
[  312.766974]  ? warn_alloc.cold.119+0xd1/0x1bd
[  312.771196]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.775421]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.779215]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  312.783698]  ? notifier_call_chain+0x2d4/0x380
[  312.789229]  __alloc_pages_nodemask+0xa80/0xde0
[  312.794753]  ? timekeeping_advance+0x3cc/0xc00
[  312.799848]  ? should_fail+0x22d/0xd01
[  312.804418]  ? lock_downgrade+0x900/0x900
[  312.809076]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  312.813645]  ? lock_downgrade+0x900/0x900
[  312.817535]  ? ____cache_alloc_node+0x1c7/0x1e0
[  312.821660]  ? trace_hardirqs_off+0xb8/0x310
[  312.826710]  ? lock_downgrade+0x900/0x900
[  312.830851]  ? trace_hardirqs_off+0xb8/0x310
[  312.835509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.839910]  ? memcpy+0x45/0x50
[  312.844054]  cache_grow_begin+0x91/0x8c0
[  312.848453]  ? trace_hardirqs_on+0x310/0x310
[  312.854023]  ? do_raw_spin_unlock+0xa7/0x2f0
[  312.857289]  ? check_preemption_disabled+0x48/0x200
[  312.861340]  fallback_alloc+0x203/0x2e0
[  312.865737]  ? raise_softirq+0x199/0x420
[  312.870138]  ____cache_alloc_node+0x1c7/0x1e0
[  312.875146]  ? raise_softirq_irqoff+0x2e0/0x2e0
[  312.879108]  kmem_cache_alloc_node+0xe3/0x730
[  312.883160]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.887644]  ? ipv6_get_ifaddr+0x42e/0x620
[  312.892304]  ? check_preemption_disabled+0x48/0x200
[  312.896789]  __alloc_skb+0x119/0x770
[  312.902339]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  312.906563]  ? skb_scrub_packet+0x490/0x490
[  312.911568]  ? hrtimer_run_queues+0x9a/0x400
[  312.915276]  ? lock_downgrade+0x900/0x900
[  312.920819]  ? run_local_timers+0x19b/0x230
[  312.925140]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.929539]  ? timer_clear_idle+0x90/0x90
[  312.933679]  ? refcount_sub_and_test_checked+0x203/0x310
[  312.937991]  ? debug_smp_processor_id+0x1c/0x20
[  312.943520]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  312.947766]  ? irqtime_account_process_tick.isra.6+0x114/0x490
[  312.953204]  ? addrconf_rs_timer+0x690/0x690
[  312.957873]  ? account_process_tick+0x282/0x350
[  312.963317]  ndisc_alloc_skb+0x144/0x340
[  312.969291]  update_process_times+0x2d/0x70
[  312.973690]  ndisc_send_rs+0x331/0x6e0
[  312.978350]  tick_sched_handle+0x9f/0x180
[  312.982396]  addrconf_rs_timer+0x314/0x690
[  312.986709]  tick_sched_timer+0x45/0x130
[  312.990584]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.994721]  __hrtimer_run_queues+0x41c/0x10d0
[  312.998949]  call_timer_fn+0x272/0x920
[  313.002998]  ? tick_sched_do_timer+0x1a0/0x1a0
[  313.007221]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.011793]  ? hrtimer_start_range_ns+0xe00/0xe00
[  313.015689]  ? process_timeout+0x40/0x40
[  313.020259]  ? pvclock_read_flags+0x160/0x160
[  313.024484]  ? trace_hardirqs_off+0xb8/0x310
[  313.029321]  ? trace_hardirqs_on+0x310/0x310
[  313.033367]  ? kasan_check_read+0x11/0x20
[  313.037872]  ? rcu_irq_exit+0xce/0x100
[  313.042273]  ? do_raw_spin_unlock+0xa7/0x2f0
[  313.046675]  ? kvm_clock_read+0x18/0x30
[  313.050832]  ? trace_hardirqs_on+0x310/0x310
[  313.054711]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  313.059114]  ? __run_timers+0x7da/0xc70
[  313.063076]  ? ktime_get_update_offsets_now+0x3b6/0x550
[  313.067474]  ? lock_downgrade+0x900/0x900
[  313.072482]  ? do_timer+0x50/0x50
[  313.076452]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  313.082343]  ? trace_hardirqs_on+0x310/0x310
[  313.086483]  ? trace_hardirqs_on+0xbd/0x310
[  313.089928]  ? do_raw_spin_lock+0xc1/0x200
[  313.095018]  ? kasan_check_read+0x11/0x20
[  313.099414]  hrtimer_interrupt+0x313/0x780
[  313.103725]  ? __run_timers+0x7da/0xc70
[  313.107951]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.112092]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  313.116326]  smp_apic_timer_interrupt+0x1a1/0x760
[  313.120280]  ? kasan_check_write+0x14/0x20
[  313.125822]  ? smp_call_function_single_interrupt+0x650/0x650
[  313.131268]  ? do_raw_spin_lock+0xc1/0x200
[  313.136101]  ? interrupt_entry+0xb5/0xf0
[  313.140329]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.146203]  ? trace_hardirqs_off_caller+0xbb/0x310
[  313.150432]  __run_timers+0x7e5/0xc70
[  313.154487]  ? ____cache_alloc_node+0x1c7/0x1e0
[  313.158718]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  313.163725]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  313.167512]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  313.172172]  ? trace_hardirqs_on_caller+0x310/0x310
[  313.177526]  ? timerqueue_add+0x207/0x2b0
[  313.182364]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  313.187366]  ? enqueue_hrtimer+0x1a5/0x560
[  313.192372]  apic_timer_interrupt+0xf/0x20
[  313.196508]  ? lock_release+0x970/0x970
[  313.201348] RIP: 0010:kmem_cache_alloc_node+0x247/0x730
[  313.205569]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  313.209813] Code: 3f 7e 0f 85 32 ff ff ff e8 c5 7e 3e ff e9 28 ff ff ff e8 2c e2 c2 ff 48 83 3d 7c f3 6f 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 62 23
[  313.213782]  ? kasan_check_write+0x14/0x20
[  313.219149] RSP: 0000:ffff8801daf07450 EFLAGS: 00000286
[  313.224332]  ? pvclock_read_flags+0x160/0x160
[  313.243218]  ORIG_RAX: ffffffffffffff13
[  313.247448]  ? lock_downgrade+0x900/0x900
[  313.252814] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffffff8184e1ca
[  313.257305]  ? trace_hardirqs_on+0xbd/0x310
[  313.261266] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  313.265412]  ? kvm_sched_clock_read+0x9/0x20
[  313.272671] RBP: ffff8801daf074c0 R08: ffff8801d838c080 R09: fffffbfff12812c4
[  313.276985]  ? irq_exit+0x17f/0x1c0
[  313.284244] R10: ffff8801daf06098 R11: ffffffff89409623 R12: ffff8801d9be8800
[  313.288648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.295904] R13: ffff8801d9be8800 R14: 0000000000000000 R15: 0000000000000286
[  313.299524]  ? check_preemption_disabled+0x48/0x200
[  313.306787]  ? apic_timer_interrupt+0xa/0x20
[  313.312331]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.319591]  ? trace_hardirqs_on+0x9a/0x310
[  313.324600]  run_timer_softirq+0x52/0xb0
[  313.328996]  ? trace_hardirqs_on+0xb4/0x310
[  313.334520]  ? __this_cpu_preempt_check+0x1c/0x1f
[  313.338847]  ? ipv6_get_ifaddr+0x42e/0x620
[  313.342901]  __do_softirq+0x30b/0xad8
[  313.347213]  __alloc_skb+0x119/0x770
[  313.352047]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  313.356275]  ? skb_scrub_packet+0x490/0x490
[  313.360068]  ? pvclock_read_flags+0x160/0x160
[  313.363775]  ? lock_downgrade+0x900/0x900
[  313.368869]  ? lapic_next_event+0x5a/0x90
[  313.373184]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.377666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.381821]  ? refcount_sub_and_test_checked+0x203/0x310
[  313.385962]  ? clockevents_program_event+0x140/0x370
[  313.391486]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  313.397013]  ? kvm_clock_read+0x18/0x30
[  313.402455]  ? addrconf_rs_timer+0x690/0x690
[  313.407546]  ? kvm_sched_clock_read+0x9/0x20
[  313.412990]  ndisc_alloc_skb+0x144/0x340
[  313.416953]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.421347]  ndisc_send_rs+0x331/0x6e0
[  313.425748]  ? check_preemption_disabled+0x48/0x200
[  313.429815]  addrconf_rs_timer+0x314/0x690
[  313.435353]  irq_exit+0x17f/0x1c0
[  313.439224]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.444235]  smp_apic_timer_interrupt+0x1cb/0x760
[  313.448464]  call_timer_fn+0x272/0x920
[  313.451905]  ? smp_reschedule_interrupt+0x109/0x650
[  313.456129]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.460960]  ? smp_call_function_single_interrupt+0x650/0x650
[  313.464848]  ? process_timeout+0x40/0x40
[  313.469879]  ? interrupt_entry+0xb5/0xf0
[  313.474268]  ? trace_hardirqs_off+0xb8/0x310
[  313.480140]  ? trace_hardirqs_off_caller+0xbb/0x310
[  313.484190]  ? kasan_check_read+0x11/0x20
[  313.488241]  ? trace_hardirqs_off_caller+0xbb/0x310
[  313.492638]  ? do_raw_spin_unlock+0xa7/0x2f0
[  313.497645]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  313.501779]  ? trace_hardirqs_on+0x310/0x310
[  313.506789]  ? trace_hardirqs_on_caller+0x310/0x310
[  313.511207]  ? __run_timers+0x7da/0xc70
[  313.516040]  ? trace_hardirqs_on_caller+0x310/0x310
[  313.520435]  ? lock_downgrade+0x900/0x900
[  313.525445]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.529414]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  313.534418]  ? check_preemption_disabled+0x48/0x200
[  313.538559]  ? trace_hardirqs_on+0xbd/0x310
[  313.544085]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  313.549177]  ? kasan_check_read+0x11/0x20
[  313.554186]  apic_timer_interrupt+0xf/0x20
[  313.558495]  ? __run_timers+0x7da/0xc70
[  313.563316]  </IRQ>
[  313.563338] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  313.567471]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  313.571697] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  313.575659]  ? kasan_check_write+0x14/0x20
[  313.577885] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286
[  313.583764]  ? do_raw_spin_lock+0xc1/0x200
[  313.589195]  ORIG_RAX: ffffffffffffff13
[  313.608094]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.612324] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  313.617680]  __run_timers+0x7e5/0xc70
[  313.621898] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  313.625874]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  313.630090] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  313.637360]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  313.641149] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  313.648416]  ? timerqueue_add+0x207/0x2b0
[  313.653763] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  313.661028]  ? enqueue_hrtimer+0x1a5/0x560
[  313.666034]  ? trace_hardirqs_on+0xb4/0x310
[  313.673295]  ? lock_release+0x970/0x970
[  313.677430]  ? save_stack+0xa9/0xd0
[  313.684691]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  313.688919]  __kmalloc_node_track_caller+0x33/0x70
[  313.693224]  ? check_preemption_disabled+0x48/0x200
[  313.697189]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  313.700821]  ? kasan_check_write+0x14/0x20
[  313.706009]  pskb_expand_head+0x230/0x10f0
[  313.710930]  ? pvclock_read_flags+0x160/0x160
[  313.715935]  ? lock_downgrade+0x900/0x900
[  313.720679]  ? lock_downgrade+0x900/0x900
[  313.724948]  ? check_preemption_disabled+0x48/0x200
[  313.729174]  ? trace_hardirqs_on+0xbd/0x310
[  313.733654]  ? memcpy+0x45/0x50
[  313.737794]  ? kvm_sched_clock_read+0x9/0x20
[  313.741956]  ? __copy_skb_header+0x350/0x6b0
[  313.746961]  ? irq_exit+0x17f/0x1c0
[  313.751271]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  313.754541]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.758936]  ? skb_checksum+0x140/0x140
[  313.763339]  ? check_preemption_disabled+0x48/0x200
[  313.766954]  ? trace_hardirqs_on+0xbd/0x310
[  313.771439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.776961]  ? skb_clone+0x1bb/0x500
[  313.780928]  run_timer_softirq+0x52/0xb0
[  313.785935]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  313.790244]  ? __this_cpu_preempt_check+0x1c/0x1f
[  313.795770]  ? kasan_unpoison_shadow+0x35/0x50
[  313.799475]  __do_softirq+0x30b/0xad8
[  313.803524]  ? kasan_check_write+0x14/0x20
[  313.808963]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  313.813793]  ? __skb_clone+0x6c7/0xa00
[  313.818384]  ? pvclock_read_flags+0x160/0x160
[  313.822177]  ? __copy_skb_header+0x6b0/0x6b0
[  313.826401]  ? lapic_next_event+0x5a/0x90
[  313.831499]  ? kmem_cache_alloc+0x306/0x730
[  313.835376]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.839870]  skb_ensure_writable+0x3dd/0x640
[  313.844269]  ? clockevents_program_event+0x140/0x370
[  313.848405]  ? skb_cow_data+0xf10/0xf10
[  313.852716]  ? kvm_clock_read+0x18/0x30
[  313.858239]  ? check_preemption_disabled+0x48/0x200
[  313.862730]  ? kvm_sched_clock_read+0x9/0x20
[  313.867842]  ? __this_cpu_preempt_check+0x1c/0x1f
[  313.871825]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.875789]  ? __bpf_redirect+0x54b/0xb20
[  313.880830]  ? check_preemption_disabled+0x48/0x200
[  313.885234]  ? __switch_to_asm+0x34/0x70
[  313.890071]  irq_exit+0x17f/0x1c0
[  313.895594]  bpf_clone_redirect+0x14a/0x490
[  313.899735]  smp_apic_timer_interrupt+0x1cb/0x760
[  313.904741]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  313.908790]  ? smp_reschedule_interrupt+0x109/0x650
[  313.912252]  ? __sched_text_start+0x8/0x8
[  313.916603]  ? smp_call_function_single_interrupt+0x650/0x650
[  313.921436]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  313.926441]  ? interrupt_entry+0xb5/0xf0
[  313.931450]  ? retint_kernel+0x2d/0x2d
[  313.935590]  ? trace_hardirqs_off_caller+0xbb/0x310
[  313.941463]  ? trace_hardirqs_on_caller+0xc0/0x310
[  313.946209]  ? trace_hardirqs_off_caller+0xbb/0x310
[  313.950258]  ? retint_kernel+0x2d/0x2d
[  313.954136]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  313.959141]  ? trace_hardirqs_on_caller+0xc0/0x310
[  313.964061]  ? trace_hardirqs_on_caller+0x310/0x310
[  313.969066]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  313.972945]  ? trace_hardirqs_on_caller+0x310/0x310
[  313.977775]  ? trace_hardirqs_off+0x310/0x310
[  313.982692]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  313.987696]  ? retint_kernel+0x1b/0x2d
[  313.992441]  ? check_preemption_disabled+0x48/0x200
[  313.997445]  ? lock_acquire+0x1ed/0x520
[  314.001934]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.007458]  ? bpf_test_run+0x3cb/0x780
[  314.011342]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  314.016346]  ? lock_downgrade+0x900/0x900
[  314.020317]  apic_timer_interrupt+0xf/0x20
[  314.025850]  ? lock_release+0x970/0x970
[  314.029824]  </IRQ>
[  314.034670]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  314.038820] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  314.043044]  ? preempt_schedule_common+0x1f/0xd0
[  314.047093] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  314.049335]  ? preempt_schedule+0x4d/0x60
[  314.055118] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286
[  314.060303]  ? ___preempt_schedule+0x16/0x18
[  314.065044]  ORIG_RAX: ffffffffffffff13
[  314.083985]  ? bpf_test_run+0x25d/0x780
[  314.088119] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  314.093477]  ? netlink_diag_dump+0x2a0/0x2a0
[  314.097871] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  314.101851]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.105828] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  314.113135]  ? bpf_test_init.isra.9+0x70/0x100
[  314.117528] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  314.124795]  ? bpf_prog_test_run_skb+0x634/0xb40
[  314.130340] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  314.137603]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  314.142178]  ? trace_hardirqs_on+0x9a/0x310
[  314.149441]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  314.154184]  ? trace_hardirqs_on+0xb4/0x310
[  314.161449]  ? fput+0x130/0x1a0
[  314.166282]  retint_kernel+0x1b/0x2d
[  314.170591]  ? __bpf_prog_get+0x9b/0x290
[  314.176119] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  314.180431]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  314.183701] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  314.187402]  ? bpf_prog_test_run+0x130/0x1a0
[  314.191448] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293
[  314.196717]  ? __x64_sys_bpf+0x3d8/0x510
[  314.201540]  ORIG_RAX: ffffffffffffff02
[  314.220437]  ? bpf_prog_get+0x20/0x20
[  314.224847] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  314.230207]  ? __x64_sys_futex+0x4bc/0x6a0
[  314.234248] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  314.238219]  ? do_syscall_64+0x1b9/0x820
[  314.242004] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  314.249274]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  314.253490] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  314.260759]  ? syscall_return_slowpath+0x5e0/0x5e0
[  314.264827] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  314.272097]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  314.277447]  ? trace_hardirqs_on+0x9a/0x310
[  314.284708]  ? trace_hardirqs_on_caller+0x310/0x310
[  314.289624]  ? arch_local_irq_restore+0x45/0x52
[  314.296893]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  314.301726]  dump_stack+0x26a/0x2b4
[  314.306038]  ? prepare_exit_to_usermode+0x291/0x3b0
[  314.311043]  ? dump_stack_print_info.cold.2+0x52/0x52
[  314.315703]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  314.320715]  ? mark_held_locks+0x130/0x130
[  314.324333]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  314.329343]  ? mark_held_locks+0x130/0x130
[  314.334523] warn_alloc_show_mem: 1 callbacks suppressed
[  314.334527] Mem-Info:
[  314.339355]  dump_header+0x27b/0xf72
[  314.343593] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  314.343593]  active_file:17 inactive_file:13 isolated_file:0
[  314.343593]  unevictable:0 dirty:0 writeback:0 unstable:0
[  314.343593]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  314.343593]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  314.343593]  free:13756 free_pcp:276 free_cma:0
[  314.348933]  ? rcu_read_unlock+0x16/0x60
[  314.353171] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  314.358512]  ? pagefault_out_of_memory+0x197/0x197
[  314.360904] Node 0 
[  314.364639]  ? mark_held_locks+0x130/0x130
[  314.397613] 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
[  314.401654]  ? percpu_ref_put_many+0x13e/0x260
[  314.429393] lowmem_reserve[]:
[  314.434325]  ? mem_cgroup_charge_statistics+0x780/0x780
[  314.436537]  0
[  314.440773]  ? mem_cgroup_iter+0x1f7/0x1160
[  314.466255]  2819
[  314.470848]  ? mark_held_locks+0x130/0x130
[  314.473933]  6323
[  314.479298]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.481078]  6323
[  314.485397]  ? task_will_free_mem+0x239/0xb30
[  314.491688]  ? ___ratelimit+0x36f/0x655
[  314.493733] Node 0 
[  314.499267]  ? lock_downgrade+0x900/0x900
[  314.501344] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  314.505834]  ? trace_hardirqs_on+0xbd/0x310
[  314.509791] lowmem_reserve[]:
[  314.512048]  ? kasan_check_read+0x11/0x20
[  314.516177]  0
[  314.543412]  ? ___ratelimit+0x36f/0x655
[  314.547714]  0
[  314.550834]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  314.554965]  3503
[  314.556767]  ? trace_hardirqs_on+0x310/0x310
[  314.560725]  3503
[  314.562533]  ? lock_downgrade+0x900/0x900
[  314.570026]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  314.574415] Node 0 
[  314.576481]  ? ___ratelimit+0xaa/0x655
[  314.580636] Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  314.585709]  ? idr_get_free+0xec0/0xec0
[  314.587930] lowmem_reserve[]:
[  314.591835]  ? kasan_check_write+0x14/0x20
[  314.620270]  0
[  314.624246]  ? do_raw_spin_lock+0xc1/0x200
[  314.627334]  0
[  314.631567]  oom_kill_process.cold.27+0x10/0x903
[  314.633352]  0
[  314.637582]  ? lock_downgrade+0x900/0x900
[  314.639385]  0
[  314.644141]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  314.650072]  ? oom_evaluate_task+0x540/0x540
[  314.651862] Node 0 
[  314.657657]  ? shrink_node+0x16b0/0x16b0
[  314.662046] DMA: 
[  314.664283]  ? oom_unkillable_task+0x383/0x580
[  314.668330] 1*4kB 
[  314.670392]  ? out_of_memory+0x974/0x1430
[  314.674954] (U) 
[  314.677103]  ? lock_downgrade+0x900/0x900
[  314.681233] 0*8kB 
[  314.683213]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  314.687339] 0*16kB 
[  314.689493]  ? __cpuset_node_allowed+0x19b/0x660
[  314.695273] 1*32kB 
[  314.697512]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.702250] (U) 
[  314.704486]  ? oom_evaluate_task+0x302/0x540
[  314.710008] 2*64kB 
[  314.711981]  out_of_memory+0xa84/0x1430
[  314.716366] (U) 
[  314.718602]  ? oom_killer_disable+0x3a0/0x3a0
[  314.722560] 1*128kB 
[  314.724535]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  314.729010] (U) 
[  314.731340]  ? __mutex_add_waiter+0x2a0/0x2a0
[  314.736265] 1*256kB 
[  314.738238]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  314.742712] (U) 
[  314.745039]  ? find_next_bit+0x104/0x130
[  314.750037] 0*512kB 
[  314.752012]  __alloc_pages_slowpath+0x2318/0x2d80
[  314.756058] 1*1024kB 
[  314.758395]  ? warn_alloc+0x120/0x120
[  314.763206] (U) 
[  314.765624]  ? __radix_tree_lookup+0x4c0/0x4c0
[  314.769403] 1*2048kB 
[  314.771381]  ? find_get_entry+0x2f2/0xc40
[  314.775941] (M) 
[  314.778357]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  314.782486] 3*4096kB 
[  314.784463]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.789369] (M) 
[  314.791779]  ? should_fail+0x22d/0xd01
[  314.797299] = 15908kB
[  314.799283]  ? ___might_sleep+0x1ed/0x300
[  314.803150] Node 0 
[  314.805558]  ? lock_release+0x970/0x970
[  314.809685] DMA32: 
[  314.811924]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  314.815882] 2*4kB 
[  314.818119]  ? debug_smp_processor_id+0x1c/0x20
[  314.823203] (M) 
[  314.825358]  ? __might_sleep+0x95/0x190
[  314.830008] 1*8kB 
[  314.831982]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  314.835939] (M) 
[  314.838182]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  314.843002] 2*16kB 
[  314.844978]  ? lock_downgrade+0x900/0x900
[  314.849973] (M) 
[  314.852212]  ? ___might_sleep+0x1ed/0x300
[  314.856344] 3*32kB 
[  314.858323]  ? lock_release+0x970/0x970
[  314.862462] (MH) 
[  314.864703]  ? arch_local_save_flags+0x40/0x40
[  314.868659] 5*64kB 
[  314.870721]  ? finish_task_switch+0x1f5/0x900
[  314.875279] (MH) 
[  314.877515]  ? __might_sleep+0x95/0x190
[  314.881993] 3*128kB 
[  314.884053]  __alloc_pages_nodemask+0xa80/0xde0
[  314.888010] (M) 
[  314.890337]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  314.894986] 5*256kB 
[  314.896968]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  314.901966] (UMH) 
[  314.904293]  ? kasan_check_write+0x14/0x20
[  314.910071] 5*512kB 
[  314.912220]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  314.916437] (UMH) 
[  314.918763]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.923416] 4*1024kB 
[  314.925564]  ? __do_page_cache_readahead+0x7ce/0x980
[  314.931084] (UMH) 
[  314.933496]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  314.938576] 2*2048kB 
[  314.940727]  alloc_pages_current+0x10c/0x210
[  314.946765] (M) 
[  314.949178]  ? lock_downgrade+0x900/0x900
[  314.953566] 3*4096kB 
[  314.955540]  __page_cache_alloc+0x38f/0x5b0
[  314.959665] (M) 
[  314.962080]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  314.966383] = 25168kB
[  314.968364]  ? ext4_filemap_fault+0x82/0xad
[  314.974141] Node 0 
[  314.976554]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  314.980856] Normal: 
[  314.983097]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.987748] 1081*4kB 
[  314.990072]  ? check_preemption_disabled+0x48/0x200
[  314.995591] (UMEH) 
[  314.997999]  filemap_fault+0x1594/0x25f0
[  315.003002] 387*8kB 
[  315.005242]  ? __lock_page_or_retry+0xa00/0xa00
[  315.009283] (ME) 
[  315.011611]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  315.016260] 152*16kB 
[  315.018337]  ? unwind_dump+0x190/0x190
[  315.024114] (UME) 
[  315.026527]  ? is_bpf_text_address+0xd3/0x170
[  315.030394] 54*32kB 
[  315.032543]  ? filemap_map_pages+0xdea/0x1980
[  315.037018] (UME) 
[  315.039356]  ? find_get_pages_range_tag+0x1320/0x1320
[  315.043855] 21*64kB 
[  315.046005]  ? save_stack+0xa9/0xd0
[  315.051179] (UM) 
[  315.053501]  ? save_stack+0x43/0xd0
[  315.057111] 0*128kB 
[  315.059170]  ? __kasan_slab_free+0x102/0x150
[  315.062783] 0*256kB 
[  315.065123]  ? __sigqueue_free.part.27+0x7d/0xa0
[  315.069512] 2*512kB 
[  315.071850]  ? __dequeue_signal+0x530/0x7d0
[  315.076584] (U) 
[  315.079392]  ? dequeue_signal+0x26c/0x630
[  315.079408]  ? get_signal+0x3ec/0x1980
[  315.083717] 0*1024kB 
[  315.085695]  ? do_signal+0x9c/0x21e0
[  315.089846] 0*2048kB 
[  315.093735]  ? exit_to_usermode_loop+0x2e5/0x380
[  315.096124] 0*4096kB 
[  315.099847]  ? mark_held_locks+0x130/0x130
[  315.102239] = 13948kB
[  315.106994]  ? trace_hardirqs_on+0x310/0x310
[  315.109393] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  315.113617]  ? lock_acquire+0x1ed/0x520
[  315.116016] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  315.120415]  ? ext4_filemap_fault+0x7a/0xad
[  315.129230] 4244 total pagecache pages
[  315.133198]  ? lock_release+0x970/0x970
[  315.141758] 0 pages in swap cache
[  315.146082]  ? arch_local_save_flags+0x40/0x40
[  315.149954] Swap cache stats: add 0, delete 0, find 0/0
[  315.153925]  ? mark_held_locks+0x130/0x130
[  315.157362] Free swap  = 0kB
[  315.161947]  ? trace_hardirqs_off+0xb8/0x310
[  315.167295] Total swap = 0kB
[  315.171535]  ? down_read+0xb0/0x1d0
[  315.174531] 1965979 pages RAM
[  315.178931]  ? ext4_filemap_fault+0x7a/0xad
[  315.178946]  ? __down_interruptible+0x700/0x700
[  315.181958] 0 pages HighMem/MovableOnly
[  315.185585]  ? kmem_cache_free+0x21a/0x290
[  315.188674] 342307 pages reserved
[  315.193000]  ? __sigqueue_free.part.27+0x7d/0xa0
[  315.197649] 0 pages cma reserved
[  315.201621]  ? __dequeue_signal+0xf9/0x7d0
[  315.205913] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  315.209322]  ext4_filemap_fault+0x82/0xad
[  315.209340]  __do_fault+0x100/0x6b0
[  315.214124] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  315.217452]  ? print_bad_pte+0x6c0/0x6c0
[  315.221666] syz-executor2 cpuset=
[  315.228159]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  315.232287] syz2
[  315.235920]  ? pmd_val+0x88/0x100
[  315.246388]  mems_allowed=0
[  315.250445]  ? add_mm_counter_fast+0xd0/0xd0
[  315.253886] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  315.259411]  ? pmd_val+0x88/0x100
[  315.261373] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  315.264834]  ? add_mm_counter_fast+0xd0/0xd0
[  315.267748] Call Trace:
[  315.272154]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  315.279410]  <IRQ>
[  315.282869]  __handle_mm_fault+0x3709/0x53e0
[  315.292212]  dump_stack+0x1c4/0x2b4
[  315.296615]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  315.299188]  ? dump_stack_print_info.cold.2+0x52/0x52
[  315.304712]  ? kasan_check_write+0x14/0x20
[  315.306875]  warn_alloc.cold.119+0xb7/0x1bd
[  315.311269]  ? do_raw_spin_lock+0xc1/0x200
[  315.314887]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  315.319717]  ? _raw_spin_unlock_irq+0x60/0x80
[  315.324895]  ? lock_downgrade+0x900/0x900
[  315.329119]  ? __set_current_blocked+0xe4/0x120
[  315.333429]  ? trace_hardirqs_off+0xb8/0x310
[  315.337652]  ? lock_acquire+0x1ed/0x520
[  315.342483]  ? trace_hardirqs_off+0xb8/0x310
[  315.346968]  ? handle_mm_fault+0x42a/0xc70
[  315.351107]  __alloc_pages_slowpath+0x2667/0x2d80
[  315.355764]  ? lock_downgrade+0x900/0x900
[  315.360174]  ? warn_alloc+0x120/0x120
[  315.364131]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  315.368523]  ? warn_alloc+0x120/0x120
[  315.372755]  ? __do_page_fault+0x67d/0xed0
[  315.377588]  ? warn_alloc+0x120/0x120
[  315.381724]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  315.385514]  ? mark_held_locks+0x130/0x130
[  315.391305]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  315.395086]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.399308]  ? check_preemption_disabled+0x48/0x200
[  315.403098]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  315.408538]  handle_mm_fault+0x54f/0xc70
[  315.412763]  ? should_fail+0x22d/0xd01
[  315.418292]  ? __handle_mm_fault+0x53e0/0x53e0
[  315.423839]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  315.428875]  ? find_vma+0x34/0x190
[  315.434401]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  315.438457]  __do_page_fault+0x67d/0xed0
[  315.442332]  ? should_fail+0x22d/0xd01
[  315.446905]  ? mm_fault_error+0x380/0x380
[  315.451999]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  315.455532]  ? syscall_slow_exit_work+0x520/0x520
[  315.461059]  ? should_fail+0x22d/0xd01
[  315.465108]  do_page_fault+0xf2/0x7e0
[  315.468988]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  315.473126]  ? vmalloc_sync_all+0x30/0x30
[  315.478221]  ? mark_held_locks+0x130/0x130
[  315.483062]  ? error_entry+0x70/0xd0
[  315.486935]  ? mark_held_locks+0x130/0x130
[  315.490729]  ? trace_hardirqs_off_caller+0xbb/0x310
[  315.495844]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.499986]  ? trace_hardirqs_on_caller+0xc0/0x310
[  315.504214]  ? trace_hardirqs_off+0xb8/0x310
[  315.507923]  ? syscall_return_slowpath+0x5e0/0x5e0
[  315.512145]  ? kasan_check_read+0x11/0x20
[  315.517150]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  315.522679]  ? do_raw_spin_unlock+0xa7/0x2f0
[  315.527600]  ? trace_hardirqs_on_caller+0x310/0x310
[  315.531997]  ? trace_hardirqs_on+0x310/0x310
[  315.536916]  ? trace_hardirqs_off+0x310/0x310
[  315.541055]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.545893]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  315.550292]  ? wq_watchdog_touch+0x9c/0xfe
[  315.555301]  ? prepare_exit_to_usermode+0x291/0x3b0
[  315.559699]  ? io_serial_in+0x11/0x90
[  315.564183]  ? page_fault+0x8/0x30
[  315.569712]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.574720]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  315.578987]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  315.583990]  ? page_fault+0x8/0x30
[  315.587822]  __alloc_pages_nodemask+0xa80/0xde0
[  315.591345]  page_fault+0x1e/0x30
[  315.596872]  ? should_fail+0x22d/0xd01
[  315.601705] RIP: 0033:0x45db60
[  315.606818]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  315.610342] Code: Bad RIP value.
[  315.615012]  ? ____cache_alloc_node+0x1c7/0x1e0
[  315.618442] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  315.622329]  ? lock_downgrade+0x900/0x900
[  315.630519]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.633874] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  315.638540]  cache_grow_begin+0x91/0x8c0
[  315.643889] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  315.648035]  ? do_raw_spin_unlock+0xa7/0x2f0
[  315.653556] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  315.660843]  fallback_alloc+0x203/0x2e0
[  315.664890] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  315.672162]  ____cache_alloc_node+0x1c7/0x1e0
[  315.676552] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  315.683842]  kmem_cache_alloc_node+0xe3/0x730
[  315.687830] rcu: rcu_preempt kthread starved for 10344 jiffies! g11681 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[  315.695086]  ? ipv6_get_ifaddr+0x42e/0x620
[  315.699559] rcu: RCU grace-period kthread stack dump:
[  315.706849]  __alloc_skb+0x119/0x770
[  315.711327] rcu_preempt     R
[  315.721829]  ? skb_scrub_packet+0x490/0x490
[  315.726046]   running task    
[  315.731237]  ? lock_downgrade+0x900/0x900
[  315.734936] 23272    10      2 0x80000000
[  315.738036]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.742339] Call Trace:
[  315.745536]  ? refcount_sub_and_test_checked+0x203/0x310
[  315.749668]  __schedule+0x86c/0x1ed0
[  315.753827]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  315.759350]  ? __sched_text_start+0x8/0x8
[  315.761925]  ? addrconf_rs_timer+0x690/0x690
[  315.767366]  ? __mod_timer+0x6f6/0x1870
[  315.771081]  ndisc_alloc_skb+0x144/0x340
[  315.776522]  ? add_timer_on+0x9f0/0x9f0
[  315.780661]  ndisc_send_rs+0x331/0x6e0
[  315.785060]  ? lock_downgrade+0x900/0x900
[  315.789021]  addrconf_rs_timer+0x314/0x690
[  315.793077]  ? trace_hardirqs_on+0xbd/0x310
[  315.797043]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.800923]  ? kasan_check_read+0x11/0x20
[  315.805069]  call_timer_fn+0x272/0x920
[  315.809290]  ? prepare_to_swait_event+0x25a/0x800
[  315.813598]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.817839]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  315.821979]  ? process_timeout+0x40/0x40
[  315.825863]  schedule+0xfe/0x460
[  315.830696]  ? trace_hardirqs_off+0xb8/0x310
[  315.834921]  ? __schedule+0x1ed0/0x1ed0
[  315.840359]  ? kasan_check_read+0x11/0x20
[  315.844413]  ? prepare_to_swait_event+0x25a/0x800
[  315.847773]  ? do_raw_spin_unlock+0xa7/0x2f0
[  315.852168]  ? __init_swait_queue_head+0x150/0x150
[  315.856132]  ? trace_hardirqs_on+0x310/0x310
[  315.860269]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  315.865099]  ? __run_timers+0x7da/0xc70
[  315.869500]  ? __lockdep_init_map+0x105/0x590
[  315.874419]  ? lock_downgrade+0x900/0x900
[  315.878895]  ? lockdep_init_map+0x9/0x10
[  315.883989]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  315.887959]  schedule_timeout+0x140/0x260
[  315.892442]  ? trace_hardirqs_on+0xbd/0x310
[  315.896577]  ? usleep_range+0x1a0/0x1a0
[  315.900628]  ? kasan_check_read+0x11/0x20
[  315.905721]  ? __next_timer_interrupt+0x1a0/0x1a0
[  315.909860]  ? __run_timers+0x7da/0xc70
[  315.914172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.918138]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  315.922276]  rcu_gp_kthread+0x9d9/0x2310
[  315.927105]  ? kasan_check_write+0x14/0x20
[  315.931078]  ? rcu_gp_init+0x1830/0x1830
[  315.936600]  ? do_raw_spin_lock+0xc1/0x200
[  315.942036]  ? update_curr+0x344/0xbe0
[  315.946088]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.950310]  ? graph_lock+0x170/0x170
[  315.954364]  __run_timers+0x7e5/0xc70
[  315.958585]  ? __account_cfs_rq_runtime+0x790/0x790
[  315.962469]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  315.966691]  ? __lock_acquire+0x7ec/0x4ec0
[  315.970487]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  315.974275]  ? graph_lock+0x170/0x170
[  315.979284]  ? timerqueue_add+0x207/0x2b0
[  315.984635]  ? mark_held_locks+0x130/0x130
[  315.988857]  ? enqueue_hrtimer+0x1a5/0x560
[  315.993867]  ? __lock_is_held+0xb5/0x140
[  315.997697]  ? lock_release+0x970/0x970
[  316.001847]  ? __account_cfs_rq_runtime+0x790/0x790
[  316.006074]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  316.010305]  ? set_next_entity+0x2f0/0xaf0
[  316.014351]  ? kasan_check_write+0x14/0x20
[  316.018322]  ? mark_held_locks+0x130/0x130
[  316.023453]  ? pvclock_read_flags+0x160/0x160
[  316.028634]  ? rcu_read_lock_sched_held+0x108/0x120
[  316.032863]  ? lock_downgrade+0x900/0x900
[  316.037091]  ? update_load_avg+0x2470/0x2470
[  316.041320]  ? trace_hardirqs_on+0xbd/0x310
[  316.045824]  ? __enqueue_entity+0x10d/0x1f0
[  316.050851]  ? kvm_sched_clock_read+0x9/0x20
[  316.054989]  ? graph_lock+0x170/0x170
[  316.059392]  ? irq_exit+0x17f/0x1c0
[  316.063699]  ? match_held_lock+0x290/0x8d0
[  316.068011]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.072406]  ? graph_lock+0x170/0x170
[  316.076199]  ? check_preemption_disabled+0x48/0x200
[  316.079832]  ? match_held_lock+0x290/0x8d0
[  316.084063]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.089593]  ? match_held_lock+0x290/0x8d0
[  316.093384]  run_timer_softirq+0x52/0xb0
[  316.098391]  ? _raw_spin_unlock_irq+0x27/0x80
[  316.102613]  ? __this_cpu_preempt_check+0x1c/0x1f
[  316.108144]  ? _raw_spin_unlock_irq+0x27/0x80
[  316.112370]  __do_softirq+0x30b/0xad8
[  316.116425]  ? lockdep_hardirqs_on+0x421/0x5c0
[  316.120915]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  316.125750]  ? trace_hardirqs_on+0xbd/0x310
[  316.130233]  ? pvclock_read_flags+0x160/0x160
[  316.134020]  ? kasan_check_read+0x11/0x20
[  316.138591]  ? lapic_next_event+0x5a/0x90
[  316.143685]  ? mark_held_locks+0x130/0x130
[  316.147997]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.152479]  ? audit_add_watch+0x481/0xdc0
[  316.156618]  ? clockevents_program_event+0x140/0x370
[  316.160754]  ? kasan_check_write+0x14/0x20
[  316.164981]  ? kvm_clock_read+0x18/0x30
[  316.170512]  ? finish_task_switch+0x2f5/0x900
[  316.174734]  ? kvm_sched_clock_read+0x9/0x20
[  316.179845]  ? __switch_to_asm+0x40/0x70
[  316.184072]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.188041]  ? preempt_notifier_register+0x200/0x200
[  316.192524]  ? check_preemption_disabled+0x48/0x200
[  316.196922]  ? __switch_to_asm+0x34/0x70
[  316.200978]  irq_exit+0x17f/0x1c0
[  316.206501]  ? __switch_to_asm+0x34/0x70
[  316.211592]  smp_apic_timer_interrupt+0x1cb/0x760
[  316.216598]  ? __switch_to_asm+0x40/0x70
[  316.220648]  ? smp_reschedule_interrupt+0x109/0x650
[  316.224090]  ? __switch_to_asm+0x40/0x70
[  316.228141]  ? smp_call_function_single_interrupt+0x650/0x650
[  316.232974]  ? __switch_to_asm+0x34/0x70
[  316.237027]  ? interrupt_entry+0xb5/0xf0
[  316.242034]  ? __switch_to_asm+0x40/0x70
[  316.246084]  ? trace_hardirqs_off_caller+0xbb/0x310
[  316.251958]  ? __switch_to_asm+0x34/0x70
[  316.256010]  ? trace_hardirqs_off_caller+0xbb/0x310
[  316.260060]  ? __switch_to_asm+0x34/0x70
[  316.264115]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  316.269118]  ? __switch_to_asm+0x40/0x70
[  316.273167]  ? trace_hardirqs_on_caller+0x310/0x310
[  316.278171]  ? __switch_to_asm+0x40/0x70
[  316.282223]  ? trace_hardirqs_on_caller+0x310/0x310
[  316.287057]  ? __switch_to_asm+0x34/0x70
[  316.291112]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.296121]  ? __switch_to_asm+0x40/0x70
[  316.300168]  ? check_preemption_disabled+0x48/0x200
[  316.305173]  ? __schedule+0x874/0x1ed0
[  316.309225]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  316.314749]  ? __switch_to_asm+0x40/0x70
[  316.318818]  apic_timer_interrupt+0xf/0x20
[  316.323839]  ? __switch_to_asm+0x40/0x70
[  316.327709]  </IRQ>
[  316.332547]  ? graph_lock+0x170/0x170
[  316.336605] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  316.340843]  ? __sched_text_start+0x8/0x8
[  316.344895] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  316.347126]  ? find_held_lock+0x36/0x1c0
[  316.350913] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286
[  316.356794]  ? __kthread_parkme+0xce/0x1a0
[  316.360943]  ORIG_RAX: ffffffffffffff13
[  316.379859]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  316.383909] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  316.389270]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  316.393487] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  316.397469]  ? lockdep_hardirqs_on+0x421/0x5c0
[  316.402556] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  316.409836]  ? trace_hardirqs_on+0xbd/0x310
[  316.414926] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  316.422195]  ? kasan_check_read+0x11/0x20
[  316.426761] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  316.434025]  ? __kthread_parkme+0xce/0x1a0
[  316.438334]  ? trace_hardirqs_on+0xb4/0x310
[  316.445601]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  316.449738]  ? save_stack+0xa9/0xd0
[  316.457046]  ? kasan_check_write+0x14/0x20
[  316.461278]  __kmalloc_node_track_caller+0x33/0x70
[  316.465591]  ? do_raw_spin_lock+0xc1/0x200
[  316.471031]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  316.474650]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  316.478880]  pskb_expand_head+0x230/0x10f0
[  316.483819]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  316.488046]  ? lock_downgrade+0x900/0x900
[  316.492791]  ? __kthread_parkme+0xfb/0x1a0
[  316.497957]  ? check_preemption_disabled+0x48/0x200
[  316.502183]  kthread+0x35a/0x420
[  316.507708]  ? memcpy+0x45/0x50
[  316.511864]  ? rcu_gp_init+0x1830/0x1830
[  316.516087]  ? __copy_skb_header+0x350/0x6b0
[  316.521097]  ? kthread_bind+0x40/0x40
[  316.524454]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  316.527726]  ret_from_fork+0x3a/0x50
[  316.531779]  ? skb_checksum+0x140/0x140
[  316.536260] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  316.539967]  ? trace_hardirqs_on+0xbd/0x310
[  316.539985]  ? skb_clone+0x1bb/0x500
[  316.544510] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  316.548174]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  316.552129] syz-fuzzer cpuset=
[  316.558616]  ? kasan_unpoison_shadow+0x35/0x50
[  316.562919] /
[  316.566635]  ? kasan_check_write+0x14/0x20
[  316.576868]  mems_allowed=0
[  316.582316]  ? __skb_clone+0x6c7/0xa00
[  316.602797]  ? __copy_skb_header+0x6b0/0x6b0
[  316.607231]  ? kmem_cache_alloc+0x306/0x730
[  316.611562]  skb_ensure_writable+0x3dd/0x640
[  316.615979]  ? skb_cow_data+0xf10/0xf10
[  316.619955]  ? check_preemption_disabled+0x48/0x200
[  316.624979]  ? __this_cpu_preempt_check+0x1c/0x1f
[  316.629842]  ? __bpf_redirect+0x54b/0xb20
[  316.633998]  ? __switch_to_asm+0x34/0x70
[  316.638067]  bpf_clone_redirect+0x14a/0x490
[  316.642400]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  316.647421]  ? __sched_text_start+0x8/0x8
[  316.651576]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  316.656338]  ? retint_kernel+0x2d/0x2d
[  316.660228]  ? trace_hardirqs_on_caller+0xc0/0x310
[  316.665162]  ? retint_kernel+0x2d/0x2d
[  316.669052]  ? trace_hardirqs_on_caller+0xc0/0x310
[  316.673985]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  316.678743]  ? trace_hardirqs_off+0x310/0x310
[  316.683242]  ? retint_kernel+0x1b/0x2d
[  316.687139]  ? lock_acquire+0x1ed/0x520
[  316.691120]  ? bpf_test_run+0x3cb/0x780
[  316.695101]  ? lock_downgrade+0x900/0x900
[  316.699252]  ? lock_release+0x970/0x970
[  316.703234]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  316.709037]  ? preempt_schedule_common+0x1f/0xd0
[  316.713795]  ? preempt_schedule+0x4d/0x60
[  316.717973]  ? ___preempt_schedule+0x16/0x18
[  316.722389]  ? bpf_test_run+0x25d/0x780
[  316.726371]  ? netlink_diag_dump+0x2a0/0x2a0
[  316.730783]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  316.736343]  ? bpf_test_init.isra.9+0x70/0x100
[  316.740932]  ? bpf_prog_test_run_skb+0x634/0xb40
[  316.745701]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  316.750548]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  316.756092]  ? fput+0x130/0x1a0
[  316.759380]  ? __bpf_prog_get+0x9b/0x290
[  316.763450]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  316.768294]  ? bpf_prog_test_run+0x130/0x1a0
[  316.772709]  ? __x64_sys_bpf+0x3d8/0x510
[  316.776772]  ? bpf_prog_get+0x20/0x20
[  316.780607]  ? __x64_sys_futex+0x4bc/0x6a0
[  316.784864]  ? do_syscall_64+0x1b9/0x820
[  316.788928]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  316.794305]  ? syscall_return_slowpath+0x5e0/0x5e0
[  316.799242]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  316.804087]  ? trace_hardirqs_on_caller+0x310/0x310
[  316.809150]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  316.814173]  ? prepare_exit_to_usermode+0x291/0x3b0
[  316.819197]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  316.824053]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  316.829435] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  316.829437] Mem-Info:
[  316.829467] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  316.829467]  active_file:17 inactive_file:13 isolated_file:0
[  316.829467]  unevictable:0 dirty:0 writeback:0 unstable:0
[  316.829467]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  316.829467]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  316.829467]  free:13756 free_pcp:276 free_cma:0
[  316.836454] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  316.838899] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  316.871845] Call Trace:
[  316.881192] Node 0 
[  316.909114]  <IRQ>
[  316.911714] 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
[  316.913929]  dump_stack+0x1c4/0x2b4
[  316.916060] lowmem_reserve[]:
[  316.941560]  ? dump_stack_print_info.cold.2+0x52/0x52
[  316.945165]  0
[  316.948376]  warn_alloc.cold.119+0xb7/0x1bd
[  316.953544]  2819
[  316.955352]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  316.959652]  6323
[  316.961718]  ? lock_downgrade+0x900/0x900
[  316.966541]  6323
[  316.968605]  ? trace_hardirqs_off+0xb8/0x310
[  316.974797]  ? trace_hardirqs_off+0xb8/0x310
[  316.979205] Node 0 DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  316.983639]  __alloc_pages_slowpath+0x2667/0x2d80
[  316.983668]  ? warn_alloc+0x120/0x120
[  317.011484] lowmem_reserve[]:
[  317.016328]  ? lock_release+0x970/0x970
[  317.020110]  0
[  317.023216]  ? warn_alloc+0x120/0x120
[  317.027172]  0
[  317.028976]  ? trace_hardirqs_on+0x310/0x310
[  317.032754]  3503
[  317.034563]  ? warn_alloc+0x120/0x120
[  317.038953]  3503
[  317.041018]  ? mark_held_locks+0x130/0x130
[  317.046879]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.051097] Node 0 
[  317.056627]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  317.056658] Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  317.056665] lowmem_reserve[]:
[  317.058906]  ? should_fail+0x22d/0xd01
[  317.064423]  0
[  317.093422]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  317.096513]  0
[  317.100398]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  317.102185]  0
[  317.107289]  ? should_fail+0x22d/0xd01
[  317.109073]  0
[  317.114608]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  317.120279]  ? should_fail+0x22d/0xd01
[  317.122066] Node 0 
[  317.127168]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  317.131035] DMA: 
[  317.133273]  ? mark_held_locks+0x130/0x130
[  317.138361] 1*4kB 
[  317.140423]  ? mark_held_locks+0x130/0x130
[  317.144637] (U) 
[  317.146787]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.151022] 0*8kB 
[  317.152998]  ? trace_hardirqs_off+0xb8/0x310
[  317.158515] 0*16kB 
[  317.160662]  ? kasan_check_read+0x11/0x20
[  317.165050] 1*32kB 
[  317.167288]  ? do_raw_spin_unlock+0xa7/0x2f0
[  317.171416] (U) 
[  317.173654]  ? trace_hardirqs_on+0x310/0x310
[  317.178042] 2*64kB 
[  317.180027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.184413] (U) 
[  317.186650]  ? wq_watchdog_touch+0x9c/0xfe
[  317.192168] 1*128kB 
[  317.194145]  ? io_serial_in+0x11/0x90
[  317.198355] (U) 
[  317.200678]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.204457] 1*256kB 
[  317.206432]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  317.211945] (U) 
[  317.214276]  __alloc_pages_nodemask+0xa80/0xde0
[  317.219353] 0*512kB 
[  317.221328]  ? should_fail+0x22d/0xd01
[  317.225977] 1*1024kB 
[  317.228302]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  317.232170] (U) 
[  317.234589]  ? ____cache_alloc_node+0x1c7/0x1e0
[  317.239576] 1*2048kB 
[  317.241548]  ? lock_downgrade+0x900/0x900
[  317.246199] (M) 
[  317.248615]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.252744] 3*4096kB 
[  317.254722]  cache_grow_begin+0x91/0x8c0
[  317.260241] (M) 
[  317.262653]  ? do_raw_spin_unlock+0xa7/0x2f0
[  317.266692] = 15908kB
[  317.268672]  fallback_alloc+0x203/0x2e0
[  317.273064] Node 0 
[  317.275474]  ____cache_alloc_node+0x1c7/0x1e0
[  317.279427] DMA32: 
[  317.281664]  kmem_cache_alloc_node+0xe3/0x730
[  317.286141] 2*4kB 
[  317.288381]  ? ipv6_get_ifaddr+0x42e/0x620
[  317.292860] (M) 
[  317.295011]  __alloc_skb+0x119/0x770
[  317.299231] 1*8kB 
[  317.301203]  ? skb_scrub_packet+0x490/0x490
[  317.304900] (M) 
[  317.307047]  ? lock_downgrade+0x900/0x900
[  317.311348] 2*16kB 
[  317.313330]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.317455] (M) 
[  317.319691]  ? refcount_sub_and_test_checked+0x203/0x310
[  317.325209] 3*32kB 
[  317.327183]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  317.332615] (MH) 
[  317.334870]  ? addrconf_rs_timer+0x690/0x690
[  317.340305] 5*64kB 
[  317.342374]  ndisc_alloc_skb+0x144/0x340
[  317.346763] (MH) 
[  317.349002]  ndisc_send_rs+0x331/0x6e0
[  317.353044] 3*128kB 
[  317.355109]  addrconf_rs_timer+0x314/0x690
[  317.358976] (M) 
[  317.361339]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  317.365560] 5*256kB 
[  317.367538]  call_timer_fn+0x272/0x920
[  317.371751] (UMH) 
[  317.374072]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  317.377942] 5*512kB 
[  317.380091]  ? process_timeout+0x40/0x40
[  317.384305] (UMH) 
[  317.386634]  ? trace_hardirqs_off+0xb8/0x310
[  317.390676] 4*1024kB 
[  317.392830]  ? kasan_check_read+0x11/0x20
[  317.392847]  ? do_raw_spin_unlock+0xa7/0x2f0
[  317.397240] (UMH) 
[  317.399652]  ? trace_hardirqs_on+0x310/0x310
[  317.403778] 2*2048kB 
[  317.408228]  ? __run_timers+0x7da/0xc70
[  317.410364] (M) 
[  317.414770]  ? lock_downgrade+0x900/0x900
[  317.417163] 3*4096kB 
[  317.421137]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  317.423096] (M) 
[  317.427242]  ? trace_hardirqs_on+0xbd/0x310
[  317.429636] = 25168kB
[  317.434733]  ? kasan_check_read+0x11/0x20
[  317.436692] Node 0 
[  317.441012]  ? __run_timers+0x7da/0xc70
[  317.443402] Normal: 
[  317.447551]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  317.449773] 1081*4kB 
[  317.453741]  ? kasan_check_write+0x14/0x20
[  317.456048] (UMEH) 
[  317.461498]  ? do_raw_spin_lock+0xc1/0x200
[  317.463894] 387*8kB 
[  317.468127]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  317.470358] (ME) 
[  317.474589]  __run_timers+0x7e5/0xc70
[  317.476897] 152*16kB 
[  317.481134]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  317.483175] (UME) 
[  317.486973]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  317.489364] 54*32kB 
[  317.494723]  ? timerqueue_add+0x207/0x2b0
[  317.496867] (UME) 
[  317.501881]  ? enqueue_hrtimer+0x1a5/0x560
[  317.504187] 21*64kB 
[  317.508334]  ? lock_release+0x970/0x970
[  317.510469] (UM) 
[  317.514705]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  317.517009] 0*128kB 0*256kB 
[  317.520993]  ? check_preemption_disabled+0x48/0x200
[  317.523039] 2*512kB 
[  317.528228]  ? kasan_check_write+0x14/0x20
[  317.531230] (U) 
[  317.536244]  ? pvclock_read_flags+0x160/0x160
[  317.538553] 0*1024kB 
[  317.542784]  ? lock_downgrade+0x900/0x900
[  317.544747] 0*2048kB 
[  317.549245]  ? trace_hardirqs_on+0xbd/0x310
[  317.551638] 0*4096kB 
[  317.555786]  ? kvm_sched_clock_read+0x9/0x20
[  317.558178] = 13948kB
[  317.562499]  ? irq_exit+0x17f/0x1c0
[  317.564898] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  317.569302]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.571696] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  317.575322]  ? check_preemption_disabled+0x48/0x200
[  317.584138] 4244 total pagecache pages
[  317.589672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.598230] 0 pages in swap cache
[  317.603247]  run_timer_softirq+0x52/0xb0
[  317.607117] Swap cache stats: add 0, delete 0, find 0/0
[  317.612645]  ? __this_cpu_preempt_check+0x1c/0x1f
[  317.616081] Free swap  = 0kB
[  317.620140]  __do_softirq+0x30b/0xad8
[  317.625482] Total swap = 0kB
[  317.630327]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  317.633317] 1965979 pages RAM
[  317.633325] 0 pages HighMem/MovableOnly
[  317.637123]  ? pvclock_read_flags+0x160/0x160
[  317.640123] 342307 pages reserved
[  317.645226]  ? lapic_next_event+0x5a/0x90
[  317.648313] 0 pages cma reserved
[  317.652299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.656841] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  317.660226]  ? clockevents_program_event+0x140/0x370
[  317.660242]  ? kvm_clock_read+0x18/0x30
[  317.660258]  ? kvm_sched_clock_read+0x9/0x20
[  317.664439] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  317.667763]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.673285] syz-executor2 cpuset=
[  317.679779]  ? check_preemption_disabled+0x48/0x200
[  317.684868] syz2
[  317.688856]  irq_exit+0x17f/0x1c0
[  317.693246]  mems_allowed=0
[  317.703732]  smp_apic_timer_interrupt+0x1cb/0x760
[  317.730879]  ? smp_reschedule_interrupt+0x109/0x650
[  317.735903]  ? smp_call_function_single_interrupt+0x650/0x650
[  317.741791]  ? interrupt_entry+0xb5/0xf0
[  317.745884]  ? trace_hardirqs_off_caller+0xbb/0x310
[  317.750911]  ? trace_hardirqs_off_caller+0xbb/0x310
[  317.755934]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  317.760782]  ? trace_hardirqs_on_caller+0x310/0x310
[  317.765832]  ? trace_hardirqs_on_caller+0x310/0x310
[  317.770875]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  317.776417]  ? check_preemption_disabled+0x48/0x200
[  317.781441]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  317.786988]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  317.791857]  apic_timer_interrupt+0xf/0x20
[  317.796094]  </IRQ>
[  317.798346] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  317.803541] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  317.822448] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  317.830161] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  317.837430] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  317.844700] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  317.851973] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  317.859243] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  317.866525]  ? trace_hardirqs_on+0x9a/0x310
[  317.870865]  ? trace_hardirqs_on+0xb4/0x310
[  317.875199]  retint_kernel+0x1b/0x2d
[  317.878924] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  317.884202] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  317.903148] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  317.910861] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  317.918131] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  317.925401] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  317.932674] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  317.939949] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  317.947237]  ? trace_hardirqs_on+0x9a/0x310
[  317.951563]  ? arch_local_irq_restore+0x45/0x52
[  317.956248]  dump_stack+0x26a/0x2b4
[  317.959883]  ? dump_stack_print_info.cold.2+0x52/0x52
[  317.965080]  ? mark_held_locks+0x130/0x130
[  317.969326]  ? mark_held_locks+0x130/0x130
[  317.973569]  dump_header+0x27b/0xf72
[  317.977288]  ? rcu_read_unlock+0x16/0x60
[  317.981361]  ? pagefault_out_of_memory+0x197/0x197
[  317.986301]  ? mark_held_locks+0x130/0x130
[  317.990547]  ? percpu_ref_put_many+0x13e/0x260
[  317.995132]  ? mem_cgroup_charge_statistics+0x780/0x780
[  318.000510]  ? mem_cgroup_iter+0x1f7/0x1160
[  318.004851]  ? mark_held_locks+0x130/0x130
[  318.009093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.014635]  ? task_will_free_mem+0x239/0xb30
[  318.019232]  ? ___ratelimit+0x36f/0x655
[  318.023216]  ? lock_downgrade+0x900/0x900
[  318.027377]  ? trace_hardirqs_on+0xbd/0x310
[  318.031699]  ? kasan_check_read+0x11/0x20
[  318.035863]  ? ___ratelimit+0x36f/0x655
[  318.039852]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  318.045322]  ? trace_hardirqs_on+0x310/0x310
[  318.049734]  ? lock_downgrade+0x900/0x900
[  318.053984]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  318.059090]  ? ___ratelimit+0xaa/0x655
[  318.062982]  ? idr_get_free+0xec0/0xec0
[  318.066962]  ? kasan_check_write+0x14/0x20
[  318.071203]  ? do_raw_spin_lock+0xc1/0x200
[  318.075447]  oom_kill_process.cold.27+0x10/0x903
[  318.080206]  ? lock_downgrade+0x900/0x900
[  318.084364]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  318.090167]  ? oom_evaluate_task+0x540/0x540
[  318.094585]  ? shrink_node+0x16b0/0x16b0
[  318.098654]  ? oom_unkillable_task+0x383/0x580
[  318.103245]  ? out_of_memory+0x974/0x1430
[  318.107396]  ? lock_downgrade+0x900/0x900
[  318.111557]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  318.117358]  ? __cpuset_node_allowed+0x19b/0x660
[  318.122124]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  318.127665]  ? oom_evaluate_task+0x302/0x540
[  318.132079]  out_of_memory+0xa84/0x1430
[  318.136066]  ? oom_killer_disable+0x3a0/0x3a0
[  318.140569]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  318.145505]  ? __mutex_add_waiter+0x2a0/0x2a0
[  318.150004]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  318.155022]  ? find_next_bit+0x104/0x130
[  318.159097]  __alloc_pages_slowpath+0x2318/0x2d80
[  318.163966]  ? warn_alloc+0x120/0x120
[  318.167770]  ? __radix_tree_lookup+0x4c0/0x4c0
[  318.172381]  ? find_get_entry+0x2f2/0xc40
[  318.176540]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  318.181477]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  318.187020]  ? should_fail+0x22d/0xd01
[  318.190913]  ? ___might_sleep+0x1ed/0x300
[  318.195064]  ? lock_release+0x970/0x970
[  318.199046]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  318.204155]  ? debug_smp_processor_id+0x1c/0x20
[  318.208852]  ? __might_sleep+0x95/0x190
[  318.212853]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  318.217706]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  318.222737]  ? lock_downgrade+0x900/0x900
[  318.226895]  ? ___might_sleep+0x1ed/0x300
[  318.231045]  ? lock_release+0x970/0x970
[  318.235029]  ? arch_local_save_flags+0x40/0x40
[  318.239618]  ? finish_task_switch+0x1f5/0x900
[  318.244124]  ? __might_sleep+0x95/0x190
[  318.248110]  __alloc_pages_nodemask+0xa80/0xde0
[  318.252791]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  318.257846]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  318.263647]  ? kasan_check_write+0x14/0x20
[  318.267889]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  318.272568]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.278106]  ? __do_page_cache_readahead+0x7ce/0x980
[  318.283222]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  318.288769]  alloc_pages_current+0x10c/0x210
[  318.293181]  ? lock_downgrade+0x900/0x900
[  318.297342]  __page_cache_alloc+0x38f/0x5b0
[  318.301668]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  318.307470]  ? ext4_filemap_fault+0x82/0xad
[  318.311798]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  318.316489]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  318.322032]  ? check_preemption_disabled+0x48/0x200
[  318.327054]  filemap_fault+0x1594/0x25f0
[  318.331128]  ? __lock_page_or_retry+0xa00/0xa00
[  318.335822]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  318.341629]  ? unwind_dump+0x190/0x190
[  318.345529]  ? is_bpf_text_address+0xd3/0x170
[  318.350035]  ? filemap_map_pages+0xdea/0x1980
[  318.354548]  ? find_get_pages_range_tag+0x1320/0x1320
[  318.359742]  ? save_stack+0xa9/0xd0
[  318.363373]  ? save_stack+0x43/0xd0
[  318.367004]  ? __kasan_slab_free+0x102/0x150
[  318.371421]  ? __sigqueue_free.part.27+0x7d/0xa0
[  318.376183]  ? __dequeue_signal+0x530/0x7d0
[  318.380512]  ? dequeue_signal+0x26c/0x630
[  318.384665]  ? get_signal+0x3ec/0x1980
[  318.388555]  ? do_signal+0x9c/0x21e0
[  318.392275]  ? exit_to_usermode_loop+0x2e5/0x380
[  318.397042]  ? mark_held_locks+0x130/0x130
[  318.401282]  ? trace_hardirqs_on+0x310/0x310
[  318.405701]  ? lock_acquire+0x1ed/0x520
[  318.409678]  ? ext4_filemap_fault+0x7a/0xad
[  318.414009]  ? lock_release+0x970/0x970
[  318.417988]  ? arch_local_save_flags+0x40/0x40
[  318.422573]  ? mark_held_locks+0x130/0x130
[  318.426829]  ? trace_hardirqs_off+0xb8/0x310
[  318.431250]  ? down_read+0xb0/0x1d0
[  318.434883]  ? ext4_filemap_fault+0x7a/0xad
[  318.439211]  ? __down_interruptible+0x700/0x700
[  318.443885]  ? kmem_cache_free+0x21a/0x290
[  318.448130]  ? __sigqueue_free.part.27+0x7d/0xa0
[  318.452892]  ? __dequeue_signal+0xf9/0x7d0
[  318.457140]  ext4_filemap_fault+0x82/0xad
[  318.461299]  __do_fault+0x100/0x6b0
[  318.464937]  ? print_bad_pte+0x6c0/0x6c0
[  318.469006]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  318.474546]  ? pmd_val+0x88/0x100
[  318.478004]  ? add_mm_counter_fast+0xd0/0xd0
[  318.482419]  ? pmd_val+0x88/0x100
[  318.485881]  ? add_mm_counter_fast+0xd0/0xd0
[  318.490294]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  318.495858]  __handle_mm_fault+0x3709/0x53e0
[  318.500280]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  318.505131]  ? kasan_check_write+0x14/0x20
[  318.509375]  ? do_raw_spin_lock+0xc1/0x200
[  318.513621]  ? _raw_spin_unlock_irq+0x60/0x80
[  318.518122]  ? __set_current_blocked+0xe4/0x120
[  318.522823]  ? lock_acquire+0x1ed/0x520
[  318.526826]  ? handle_mm_fault+0x42a/0xc70
[  318.531068]  ? lock_downgrade+0x900/0x900
[  318.535231]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  318.541034]  ? __do_page_fault+0x67d/0xed0
[  318.545273]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  318.550732]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  318.556277]  ? check_preemption_disabled+0x48/0x200
[  318.561302]  handle_mm_fault+0x54f/0xc70
[  318.565376]  ? __handle_mm_fault+0x53e0/0x53e0
[  318.569966]  ? find_vma+0x34/0x190
[  318.573515]  __do_page_fault+0x67d/0xed0
[  318.577589]  ? mm_fault_error+0x380/0x380
[  318.581744]  ? syscall_slow_exit_work+0x520/0x520
[  318.586596]  do_page_fault+0xf2/0x7e0
[  318.590406]  ? vmalloc_sync_all+0x30/0x30
[  318.594559]  ? error_entry+0x70/0xd0
[  318.598281]  ? trace_hardirqs_off_caller+0xbb/0x310
[  318.603306]  ? trace_hardirqs_on_caller+0xc0/0x310
[  318.608245]  ? syscall_return_slowpath+0x5e0/0x5e0
[  318.613182]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  318.618029]  ? trace_hardirqs_on_caller+0x310/0x310
[  318.623046]  ? trace_hardirqs_off+0x310/0x310
[  318.627545]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  318.632572]  ? prepare_exit_to_usermode+0x291/0x3b0
[  318.637592]  ? page_fault+0x8/0x30
[  318.641139]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  318.645988]  ? page_fault+0x8/0x30
[  318.649540]  page_fault+0x1e/0x30
[  318.652999] RIP: 0033:0x45db60
[  318.656201] Code: Bad RIP value.
[  318.659563] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  318.664929] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  318.672204] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  318.679478] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  318.686752] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  318.694024] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  318.701313] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  318.701365] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  318.708591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  318.708595] Call Trace:
[  318.708601]  <IRQ>
[  318.708617]  dump_stack+0x1c4/0x2b4
[  318.708633]  ? dump_stack_print_info.cold.2+0x52/0x52
[  318.715155] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  318.724469]  warn_alloc.cold.119+0xb7/0x1bd
[  318.727036] syz-fuzzer cpuset=
[  318.729185]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  318.732791] /
[  318.738000]  ? lock_downgrade+0x900/0x900
[  318.748293]  mems_allowed=0
[  318.752610]  ? trace_hardirqs_off+0xb8/0x310
[  318.773853]  ? trace_hardirqs_off+0xb8/0x310
[  318.778282]  __alloc_pages_slowpath+0x2667/0x2d80
[  318.783145]  ? warn_alloc+0x120/0x120
[  318.786957]  ? warn_alloc+0x120/0x120
[  318.790765]  ? warn_alloc+0x120/0x120
[  318.794574]  ? mark_held_locks+0x130/0x130
[  318.798836]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.804398]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  318.809945]  ? should_fail+0x22d/0xd01
[  318.813855]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  318.818962]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  318.824501]  ? should_fail+0x22d/0xd01
[  318.828397]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  318.833504]  ? should_fail+0x22d/0xd01
[  318.837401]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  318.842508]  ? mark_held_locks+0x130/0x130
[  318.846750]  ? mark_held_locks+0x130/0x130
[  318.850991]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.856533]  ? trace_hardirqs_off+0xb8/0x310
[  318.860946]  ? kasan_check_read+0x11/0x20
[  318.865105]  ? do_raw_spin_unlock+0xa7/0x2f0
[  318.869517]  ? trace_hardirqs_on+0x310/0x310
[  318.873929]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.879469]  ? wq_watchdog_touch+0x9c/0xfe
[  318.883713]  ? io_serial_in+0x11/0x90
[  318.887518]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.893062]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  318.898177]  __alloc_pages_nodemask+0xa80/0xde0
[  318.902857]  ? should_fail+0x22d/0xd01
[  318.906753]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  318.911790]  ? ____cache_alloc_node+0x1c7/0x1e0
[  318.916482]  ? lock_downgrade+0x900/0x900
[  318.920639]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.926187]  cache_grow_begin+0x91/0x8c0
[  318.930258]  ? do_raw_spin_unlock+0xa7/0x2f0
[  318.934674]  fallback_alloc+0x203/0x2e0
[  318.938660]  ____cache_alloc_node+0x1c7/0x1e0
[  318.943161]  kmem_cache_alloc_node+0xe3/0x730
[  318.948160]  ? ipv6_get_ifaddr+0x42e/0x620
[  318.952408]  __alloc_skb+0x119/0x770
[  318.956132]  ? skb_scrub_packet+0x490/0x490
[  318.960461]  ? lock_downgrade+0x900/0x900
[  318.964617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.970164]  ? refcount_sub_and_test_checked+0x203/0x310
[  318.975622]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  318.981079]  ? addrconf_rs_timer+0x690/0x690
[  318.985497]  ndisc_alloc_skb+0x144/0x340
[  318.989562]  ndisc_send_rs+0x331/0x6e0
[  318.993461]  addrconf_rs_timer+0x314/0x690
[  318.997705]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  319.001954]  call_timer_fn+0x272/0x920
[  319.005850]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  319.010089]  ? process_timeout+0x40/0x40
[  319.014158]  ? trace_hardirqs_off+0xb8/0x310
[  319.018570]  ? kasan_check_read+0x11/0x20
[  319.022724]  ? do_raw_spin_unlock+0xa7/0x2f0
[  319.027138]  ? trace_hardirqs_on+0x310/0x310
[  319.031640]  ? __run_timers+0x7da/0xc70
[  319.035622]  ? lock_downgrade+0x900/0x900
[  319.039780]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  319.044909]  ? trace_hardirqs_on+0xbd/0x310
[  319.049236]  ? kasan_check_read+0x11/0x20
[  319.053390]  ? __run_timers+0x7da/0xc70
[  319.057371]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  319.062842]  ? kasan_check_write+0x14/0x20
[  319.067082]  ? do_raw_spin_lock+0xc1/0x200
[  319.071464]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  319.075705]  __run_timers+0x7e5/0xc70
[  319.079520]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  319.084893]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  319.089917]  ? timerqueue_add+0x207/0x2b0
[  319.094076]  ? enqueue_hrtimer+0x1a5/0x560
[  319.098312]  ? lock_release+0x970/0x970
[  319.102292]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  319.107492]  ? kasan_check_write+0x14/0x20
[  319.111736]  ? pvclock_read_flags+0x160/0x160
[  319.116240]  ? lock_downgrade+0x900/0x900
[  319.120400]  ? trace_hardirqs_on+0xbd/0x310
[  319.124724]  ? kvm_sched_clock_read+0x9/0x20
[  319.129139]  ? irq_exit+0x17f/0x1c0
[  319.132775]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.138334]  ? check_preemption_disabled+0x48/0x200
[  319.143358]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.148905]  run_timer_softirq+0x52/0xb0
[  319.152973]  ? __this_cpu_preempt_check+0x1c/0x1f
[  319.157837]  __do_softirq+0x30b/0xad8
[  319.161655]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  319.166764]  ? pvclock_read_flags+0x160/0x160
[  319.171266]  ? lapic_next_event+0x5a/0x90
[  319.175420]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.180965]  ? clockevents_program_event+0x140/0x370
[  319.186076]  ? kvm_clock_read+0x18/0x30
[  319.190056]  ? kvm_sched_clock_read+0x9/0x20
[  319.194469]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.200009]  ? check_preemption_disabled+0x48/0x200
[  319.205034]  irq_exit+0x17f/0x1c0
[  319.208495]  smp_apic_timer_interrupt+0x1cb/0x760
[  319.213339]  ? smp_reschedule_interrupt+0x109/0x650
[  319.218361]  ? smp_call_function_single_interrupt+0x650/0x650
[  319.224250]  ? interrupt_entry+0xb5/0xf0
[  319.228318]  ? trace_hardirqs_off_caller+0xbb/0x310
[  319.233341]  ? trace_hardirqs_off_caller+0xbb/0x310
[  319.238375]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  319.243221]  ? trace_hardirqs_on_caller+0x310/0x310
[  319.248243]  ? trace_hardirqs_on_caller+0x310/0x310
[  319.253263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.258823]  ? check_preemption_disabled+0x48/0x200
[  319.263873]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  319.268730]  apic_timer_interrupt+0xf/0x20
[  319.272962]  </IRQ>
[  319.275209] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  319.281099] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  319.300001] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  319.307717] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  319.314990] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  319.322265] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  319.329537] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  319.336830] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  319.344120]  ? trace_hardirqs_on+0xb4/0x310
[  319.348449]  ? save_stack+0xa9/0xd0
[  319.352087]  __kmalloc_node_track_caller+0x33/0x70
[  319.357026]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  319.361791]  pskb_expand_head+0x230/0x10f0
[  319.366053]  ? lock_downgrade+0x900/0x900
[  319.370208]  ? check_preemption_disabled+0x48/0x200
[  319.375229]  ? memcpy+0x45/0x50
[  319.378511]  ? __copy_skb_header+0x350/0x6b0
[  319.382928]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  319.387426]  ? skb_checksum+0x140/0x140
[  319.391405]  ? trace_hardirqs_on+0xbd/0x310
[  319.395734]  ? skb_clone+0x1bb/0x500
[  319.399457]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  319.404911]  ? kasan_unpoison_shadow+0x35/0x50
[  319.409501]  ? kasan_check_write+0x14/0x20
[  319.413739]  ? __skb_clone+0x6c7/0xa00
[  319.417631]  ? __copy_skb_header+0x6b0/0x6b0
[  319.422044]  ? kmem_cache_alloc+0x306/0x730
[  319.426381]  skb_ensure_writable+0x3dd/0x640
[  319.430795]  ? skb_cow_data+0xf10/0xf10
[  319.434794]  ? check_preemption_disabled+0x48/0x200
[  319.439852]  ? __this_cpu_preempt_check+0x1c/0x1f
[  319.444702]  ? __bpf_redirect+0x54b/0xb20
[  319.448876]  ? __switch_to_asm+0x34/0x70
[  319.452945]  bpf_clone_redirect+0x14a/0x490
[  319.457279]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  319.462303]  ? __sched_text_start+0x8/0x8
[  319.466457]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  319.471216]  ? retint_kernel+0x2d/0x2d
[  319.475109]  ? trace_hardirqs_on_caller+0xc0/0x310
[  319.480045]  ? retint_kernel+0x2d/0x2d
[  319.483939]  ? trace_hardirqs_on_caller+0xc0/0x310
[  319.488878]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  319.493641]  ? trace_hardirqs_off+0x310/0x310
[  319.498138]  ? retint_kernel+0x1b/0x2d
[  319.502036]  ? lock_acquire+0x1ed/0x520
[  319.506018]  ? bpf_test_run+0x3cb/0x780
[  319.509997]  ? lock_downgrade+0x900/0x900
[  319.514155]  ? lock_release+0x970/0x970
[  319.518134]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  319.523938]  ? preempt_schedule_common+0x1f/0xd0
[  319.528697]  ? preempt_schedule+0x4d/0x60
[  319.532853]  ? ___preempt_schedule+0x16/0x18
[  319.537269]  ? bpf_test_run+0x25d/0x780
[  319.541253]  ? netlink_diag_dump+0x2a0/0x2a0
[  319.545669]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  319.551211]  ? bpf_test_init.isra.9+0x70/0x100
[  319.555829]  ? bpf_prog_test_run_skb+0x634/0xb40
[  319.560600]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  319.565447]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  319.570989]  ? fput+0x130/0x1a0
[  319.574273]  ? __bpf_prog_get+0x9b/0x290
[  319.578339]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  319.583186]  ? bpf_prog_test_run+0x130/0x1a0
[  319.587599]  ? __x64_sys_bpf+0x3d8/0x510
[  319.591664]  ? bpf_prog_get+0x20/0x20
[  319.595477]  ? __x64_sys_futex+0x4bc/0x6a0
[  319.599724]  ? do_syscall_64+0x1b9/0x820
[  319.603790]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  319.609183]  ? syscall_return_slowpath+0x5e0/0x5e0
[  319.614119]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  319.619008]  ? trace_hardirqs_on_caller+0x310/0x310
[  319.624030]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  319.629051]  ? prepare_exit_to_usermode+0x291/0x3b0
[  319.634080]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  319.638932]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  319.644309] warn_alloc_show_mem: 1 callbacks suppressed
[  319.644326] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  319.644327] Mem-Info:
[  319.644357] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  319.644357]  active_file:17 inactive_file:13 isolated_file:0
[  319.644357]  unevictable:0 dirty:0 writeback:0 unstable:0
[  319.644357]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  319.644357]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  319.644357]  free:13756 free_pcp:276 free_cma:0
[  319.649801] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  319.656864] Node 0 active_anon:185900kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:16856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 172032kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  319.659267] Call Trace:
[  319.692221] Node 0 
[  319.701566]  <IRQ>
[  319.729380] 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
[  319.731948]  dump_stack+0x1c4/0x2b4
[  319.734167] lowmem_reserve[]:
[  319.736323]  ? dump_stack_print_info.cold.2+0x52/0x52
[  319.761799]  0
[  319.765449]  warn_alloc.cold.119+0xb7/0x1bd
[  319.768529]  2819
[  319.773719]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  319.775504]  6323
[  319.779839]  ? lock_downgrade+0x900/0x900
[  319.781888]  6323
[  319.786727]  ? trace_hardirqs_off+0xb8/0x310
[  319.792918]  ? trace_hardirqs_off+0xb8/0x310
[  319.794962] Node 0 
[  319.799369]  __alloc_pages_slowpath+0x2667/0x2d80
[  319.803780] DMA32 free:25168kB min:30060kB low:37572kB high:45084kB active_anon:10240kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  319.806005]  ? warn_alloc+0x120/0x120
[  319.810834] lowmem_reserve[]:
[  319.838077]  ? warn_alloc+0x120/0x120
[  319.841862]  0
[  319.844968]  ? warn_alloc+0x120/0x120
[  319.848751]  0
[  319.850554]  ? mark_held_locks+0x130/0x130
[  319.854337]  3503
[  319.856146]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.860361]  3503
[  319.862424]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  319.870004]  ? should_fail+0x22d/0xd01
[  319.875520] Node 0 Normal free:13948kB min:37352kB low:46688kB high:56024kB active_anon:175660kB inactive_anon:16828kB active_file:68kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5056kB pagetables:1584kB bounce:0kB free_pcp:856kB local_pcp:320kB free_cma:0kB
[  319.879437]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  319.879454]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  319.908494] lowmem_reserve[]:
[  319.913596]  ? should_fail+0x22d/0xd01
[  319.919115]  0
[  319.922219]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  319.926084]  0
[  319.927887]  ? should_fail+0x22d/0xd01
[  319.932973]  0
[  319.934780]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  319.938646]  0
[  319.940451]  ? mark_held_locks+0x130/0x130
[  319.947341]  ? mark_held_locks+0x130/0x130
[  319.951558] Node 0 
[  319.955787]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.955789] DMA: 1*4kB 
[  319.958054]  ? trace_hardirqs_off+0xb8/0x310
[  319.963570] (U) 
[  319.966152]  ? kasan_check_read+0x11/0x20
[  319.970539] 0*8kB 
[  319.972513]  ? do_raw_spin_unlock+0xa7/0x2f0
[  319.976640] 0*16kB 
[  319.978787]  ? trace_hardirqs_on+0x310/0x310
[  319.983177] 1*32kB 
[  319.985414]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.989801] (U) 
[  319.992052]  ? wq_watchdog_touch+0x9c/0xfe
[  319.997570] 2*64kB 
[  319.999553]  ? io_serial_in+0x11/0x90
[  320.003764] (U) 
[  320.006006]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.009786] 1*128kB 
[  320.011778]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  320.017293] (U) 
[  320.019710]  __alloc_pages_nodemask+0xa80/0xde0
[  320.024794] 1*256kB 
[  320.026784]  ? should_fail+0x22d/0xd01
[  320.031430] (U) 
[  320.033753]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  320.037632] 0*512kB 
[  320.039619]  ? ____cache_alloc_node+0x1c7/0x1e0
[  320.044606] 1*1024kB 
[  320.046931]  ? lock_downgrade+0x900/0x900
[  320.051579] (U) 
[  320.054004]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.058135] 1*2048kB 
[  320.060110]  cache_grow_begin+0x91/0x8c0
[  320.065627] (M) 
[  320.068043]  ? do_raw_spin_unlock+0xa7/0x2f0
[  320.072086] 3*4096kB 
[  320.074065]  fallback_alloc+0x203/0x2e0
[  320.078452] (M) 
[  320.081050]  ____cache_alloc_node+0x1c7/0x1e0
[  320.085006] = 15908kB
[  320.086988]  kmem_cache_alloc_node+0xe3/0x730
[  320.091468] Node 0 
[  320.093881]  ? ipv6_get_ifaddr+0x42e/0x620
[  320.098358] DMA32: 
[  320.100597]  __alloc_skb+0x119/0x770
[  320.104828] 2*4kB 
[  320.107065]  ? skb_scrub_packet+0x490/0x490
[  320.110757] (M) 
[  320.112912]  ? lock_downgrade+0x900/0x900
[  320.117214] 1*8kB 
[  320.119188]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.123313] (M) 
[  320.125467]  ? refcount_sub_and_test_checked+0x203/0x310
[  320.130984] 2*16kB 
[  320.132963]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  320.138394] (M) 
[  320.140629]  ? addrconf_rs_timer+0x690/0x690
[  320.146061] 3*32kB 
[  320.148036]  ndisc_alloc_skb+0x144/0x340
[  320.152433] (MH) 
[  320.154669]  ndisc_send_rs+0x331/0x6e0
[  320.158711] 5*64kB 
[  320.160773]  addrconf_rs_timer+0x314/0x690
[  320.164642] (MH) 
[  320.166921]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  320.171139] 3*128kB 
[  320.173208]  call_timer_fn+0x272/0x920
[  320.177417] (M) 
[  320.179737]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  320.183606] 5*256kB 
[  320.185580]  ? process_timeout+0x40/0x40
[  320.189796] (UMH) 
[  320.192140]  ? trace_hardirqs_off+0xb8/0x310
[  320.196183] 5*512kB 
[  320.198339]  ? kasan_check_read+0x11/0x20
[  320.202730] (UMH) 
[  320.205095]  ? do_raw_spin_unlock+0xa7/0x2f0
[  320.209225] 4*1024kB 
[  320.211377]  ? trace_hardirqs_on+0x310/0x310
[  320.215762] (UMH) 
[  320.218173]  ? __run_timers+0x7da/0xc70
[  320.222561] 2*2048kB 
[  320.224708]  ? lock_downgrade+0x900/0x900
[  320.228663] (M) 
[  320.231079]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  320.235204] 3*4096kB 
[  320.237181]  ? trace_hardirqs_on+0xbd/0x310
[  320.242264] (M) 
[  320.244677]  ? kasan_check_read+0x11/0x20
[  320.248981] = 25168kB
[  320.250961]  ? __run_timers+0x7da/0xc70
[  320.255092] Node 0 
[  320.257503]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  320.261499] Normal: 
[  320.263738]  ? kasan_check_write+0x14/0x20
[  320.269174] 1081*4kB 
[  320.271495]  ? do_raw_spin_lock+0xc1/0x200
[  320.275714] (UMEH) 
[  320.278125]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  320.282341] 387*8kB 
[  320.284579]  __run_timers+0x7e5/0xc70
[  320.288795] (ME) 
[  320.291139]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  320.294918] 152*16kB 
[  320.296982]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  320.302318] (UME) 54*32kB 
[  320.304781]  ? timerqueue_add+0x207/0x2b0
[  320.309775] (UME) 
[  320.312696]  ? enqueue_hrtimer+0x1a5/0x560
[  320.316842] 21*64kB 
[  320.318992]  ? lock_release+0x970/0x970
[  320.323208] (UM) 
[  320.325531]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  320.329484] 0*128kB 0*256kB 
[  320.331557]  ? check_preemption_disabled+0x48/0x200
[  320.336731] 2*512kB 
[  320.339745]  ? kasan_check_write+0x14/0x20
[  320.344742] (U) 
[  320.347067]  ? pvclock_read_flags+0x160/0x160
[  320.351284] 0*1024kB 
[  320.353256]  ? lock_downgrade+0x900/0x900
[  320.357730] 0*2048kB 
[  320.360142]  ? trace_hardirqs_on+0xbd/0x310
[  320.364269] 0*4096kB 
[  320.366679]  ? kvm_sched_clock_read+0x9/0x20
[  320.370976] = 13948kB
[  320.373381]  ? irq_exit+0x17f/0x1c0
[  320.377773] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  320.380171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.383784] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  320.392608]  ? check_preemption_disabled+0x48/0x200
[  320.398119] 4244 total pagecache pages
[  320.406685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.411691] 0 pages in swap cache
[  320.415570]  run_timer_softirq+0x52/0xb0
[  320.421077] Swap cache stats: add 0, delete 0, find 0/0
[  320.424518]  ? __this_cpu_preempt_check+0x1c/0x1f
[  320.428569] Free swap  = 0kB
[  320.433920]  __do_softirq+0x30b/0xad8
[  320.438734] Total swap = 0kB
[  320.441747]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  320.445533] 1965979 pages RAM
[  320.448544]  ? pvclock_read_flags+0x160/0x160
[  320.453637] 0 pages HighMem/MovableOnly
[  320.456736]  ? lapic_next_event+0x5a/0x90
[  320.461204] 342307 pages reserved
[  320.465173]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.469295] 0 pages cma reserved
[  320.472748]  ? clockevents_program_event+0x140/0x370
[  320.478309] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  320.481615]  ? kvm_clock_read+0x18/0x30
[  320.486735] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  320.493180]  ? kvm_sched_clock_read+0x9/0x20
[  320.497131] syz-executor2 cpuset=
[  320.507609]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.511995] syz2
[  320.515443]  ? check_preemption_disabled+0x48/0x200
[  320.520957]  mems_allowed=0
[  320.522930]  irq_exit+0x17f/0x1c0
[  320.534302]  smp_apic_timer_interrupt+0x1cb/0x760
[  320.539153]  ? smp_reschedule_interrupt+0x109/0x650
[  320.544171]  ? smp_call_function_single_interrupt+0x650/0x650
[  320.550059]  ? interrupt_entry+0xb5/0xf0
[  320.554125]  ? trace_hardirqs_off_caller+0xbb/0x310
[  320.559145]  ? trace_hardirqs_off_caller+0xbb/0x310
[  320.564168]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  320.569014]  ? trace_hardirqs_on_caller+0x310/0x310
[  320.574034]  ? trace_hardirqs_on_caller+0x310/0x310
[  320.579058]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  320.584597]  ? check_preemption_disabled+0x48/0x200
[  320.589616]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  320.595162]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  320.600014]  apic_timer_interrupt+0xf/0x20
[  320.604246]  </IRQ>
[  320.606490] RIP: 0010:preempt_schedule_irq+0x7d/0x110
[  320.611690] Code: 00 e8 97 f5 a3 f9 e8 d2 63 d3 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d 24 75 80 01 00 74 61 fb 66 0f 1f 44 00 00 <bf> 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d fa 74
[  320.630596] RSP: 0000:ffff8801bbdd6150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  320.638334] RAX: 1ffffffff1263e53 RBX: 0000000000000000 RCX: ffffffff8184e1ca
[  320.645607] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: ffffffff896fe740
[  320.652880] RBP: ffff8801bbdd6178 R08: ffff8801d838c080 R09: ffffed003b5e5979
[  320.660154] R10: ffffed003b5e5979 R11: ffff8801daf2cbcb R12: dffffc0000000000
[  320.667425] R13: fffffbfff1263e52 R14: ffffffff8931f298 R15: ffffffff8931f290
[  320.674710]  ? trace_hardirqs_on+0x9a/0x310
[  320.679041]  ? trace_hardirqs_on+0xb4/0x310
[  320.683377]  retint_kernel+0x1b/0x2d
[  320.687099] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  320.692390] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 79 21 17 fa 48 83 3d 99 9c 86 01 00 75 07 e8 9a 7f d3 f9 0f 0b e8 93 7f d3 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 2d 21 17 fa 4c 8b 45 d0 e9
[  320.711290] RSP: 0000:ffff8801bbdd6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02
[  320.719010] RAX: ffff8801d838c080 RBX: 0000000000000293 RCX: ffffffff8184e1ca
[  320.726280] RDX: 0000000000000000 RSI: ffffffff87ab55fd RDI: 0000000000000293
[  320.733556] RBP: ffff8801bbdd6240 R08: ffff8801d838c080 R09: fffffbfff13d9700
[  320.740843] R10: fffffbfff13d9700 R11: 0000000000000003 R12: 0000000000000293
[  320.748113] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f280
[  320.755396]  ? trace_hardirqs_on+0x9a/0x310
[  320.759724]  ? arch_local_irq_restore+0x45/0x52
[  320.764403]  dump_stack+0x26a/0x2b4
[  320.768038]  ? dump_stack_print_info.cold.2+0x52/0x52
[  320.773229]  ? mark_held_locks+0x130/0x130
[  320.777463]  ? mark_held_locks+0x130/0x130
[  320.781710]  dump_header+0x27b/0xf72
[  320.785434]  ? rcu_read_unlock+0x16/0x60
[  320.789504]  ? pagefault_out_of_memory+0x197/0x197
[  320.794441]  ? mark_held_locks+0x130/0x130
[  320.798679]  ? percpu_ref_put_many+0x13e/0x260
[  320.803266]  ? mem_cgroup_charge_statistics+0x780/0x780
[  320.808641]  ? mem_cgroup_iter+0x1f7/0x1160
[  320.812967]  ? mark_held_locks+0x130/0x130
[  320.817214]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.822756]  ? task_will_free_mem+0x239/0xb30
[  320.827265]  ? ___ratelimit+0x36f/0x655
[  320.831248]  ? lock_downgrade+0x900/0x900
[  320.835406]  ? trace_hardirqs_on+0xbd/0x310
[  320.839729]  ? kasan_check_read+0x11/0x20
[  320.843885]  ? ___ratelimit+0x36f/0x655
[  320.847866]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  320.853325]  ? trace_hardirqs_on+0x310/0x310
[  320.857739]  ? lock_downgrade+0x900/0x900
[  320.861899]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  320.867004]  ? ___ratelimit+0xaa/0x655
[  320.870897]  ? idr_get_free+0xec0/0xec0
[  320.874878]  ? kasan_check_write+0x14/0x20
[  320.879119]  ? do_raw_spin_lock+0xc1/0x200
[  320.883376]  oom_kill_process.cold.27+0x10/0x903
[  320.888140]  ? lock_downgrade+0x900/0x900
[  320.892300]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  320.898110]  ? oom_evaluate_task+0x540/0x540
[  320.902530]  ? shrink_node+0x16b0/0x16b0
[  320.906599]  ? oom_unkillable_task+0x383/0x580
[  320.911184]  ? out_of_memory+0x974/0x1430
[  320.915344]  ? lock_downgrade+0x900/0x900
[  320.919500]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  320.925303]  ? __cpuset_node_allowed+0x19b/0x660
[  320.930072]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  320.935610]  ? oom_evaluate_task+0x302/0x540
[  320.940024]  out_of_memory+0xa84/0x1430
[  320.944009]  ? oom_killer_disable+0x3a0/0x3a0
[  320.948638]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  320.953573]  ? __mutex_add_waiter+0x2a0/0x2a0
[  320.958078]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  320.963096]  ? find_next_bit+0x104/0x130
[  320.967169]  __alloc_pages_slowpath+0x2318/0x2d80
[  320.972033]  ? warn_alloc+0x120/0x120
[  320.975855]  ? __radix_tree_lookup+0x4c0/0x4c0
[  320.980456]  ? find_get_entry+0x2f2/0xc40
[  320.984617]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  320.989550]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  320.995096]  ? should_fail+0x22d/0xd01
[  320.998992]  ? ___might_sleep+0x1ed/0x300
[  321.003147]  ? lock_release+0x970/0x970
[  321.007131]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  321.012240]  ? debug_smp_processor_id+0x1c/0x20
[  321.016925]  ? __might_sleep+0x95/0x190
[  321.020999]  ? __alloc_pages_nodemask+0x6e4/0xde0
[  321.025861]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  321.030893]  ? lock_downgrade+0x900/0x900
[  321.035047]  ? ___might_sleep+0x1ed/0x300
[  321.039201]  ? lock_release+0x970/0x970
[  321.043221]  ? arch_local_save_flags+0x40/0x40
[  321.047829]  ? finish_task_switch+0x1f5/0x900
[  321.052342]  ? __might_sleep+0x95/0x190
[  321.056330]  __alloc_pages_nodemask+0xa80/0xde0
[  321.061011]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  321.066037]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  321.071858]  ? kasan_check_write+0x14/0x20
[  321.076104]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  321.081332]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.086876]  ? __do_page_cache_readahead+0x7ce/0x980
[  321.091994]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  321.097537]  alloc_pages_current+0x10c/0x210
[  321.101954]  ? lock_downgrade+0x900/0x900
[  321.106108]  __page_cache_alloc+0x38f/0x5b0
[  321.110436]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  321.116244]  ? ext4_filemap_fault+0x82/0xad
[  321.120571]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  321.125245]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  321.130785]  ? check_preemption_disabled+0x48/0x200
[  321.135847]  filemap_fault+0x1594/0x25f0
[  321.139920]  ? __lock_page_or_retry+0xa00/0xa00
[  321.144598]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  321.150398]  ? unwind_dump+0x190/0x190
[  321.154298]  ? is_bpf_text_address+0xd3/0x170
[  321.158828]  ? filemap_map_pages+0xdea/0x1980
[  321.163355]  ? find_get_pages_range_tag+0x1320/0x1320
[  321.168551]  ? save_stack+0xa9/0xd0
[  321.172180]  ? save_stack+0x43/0xd0
[  321.175828]  ? __kasan_slab_free+0x102/0x150
[  321.180244]  ? __sigqueue_free.part.27+0x7d/0xa0
[  321.185001]  ? __dequeue_signal+0x530/0x7d0
[  321.189329]  ? dequeue_signal+0x26c/0x630
[  321.193485]  ? get_signal+0x3ec/0x1980
[  321.197376]  ? do_signal+0x9c/0x21e0
[  321.201092]  ? exit_to_usermode_loop+0x2e5/0x380
[  321.205861]  ? mark_held_locks+0x130/0x130
[  321.210102]  ? trace_hardirqs_on+0x310/0x310
[  321.214519]  ? lock_acquire+0x1ed/0x520
[  321.218498]  ? ext4_filemap_fault+0x7a/0xad
[  321.222841]  ? lock_release+0x970/0x970
[  321.226839]  ? arch_local_save_flags+0x40/0x40
[  321.231432]  ? mark_held_locks+0x130/0x130
[  321.235673]  ? trace_hardirqs_off+0xb8/0x310
[  321.240093]  ? down_read+0xb0/0x1d0
[  321.243721]  ? ext4_filemap_fault+0x7a/0xad
[  321.248048]  ? __down_interruptible+0x700/0x700
[  321.252722]  ? kmem_cache_free+0x21a/0x290
[  321.256963]  ? __sigqueue_free.part.27+0x7d/0xa0
[  321.261725]  ? __dequeue_signal+0xf9/0x7d0
[  321.265972]  ext4_filemap_fault+0x82/0xad
[  321.270131]  __do_fault+0x100/0x6b0
[  321.273769]  ? print_bad_pte+0x6c0/0x6c0
[  321.277857]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  321.283397]  ? pmd_val+0x88/0x100
[  321.286864]  ? add_mm_counter_fast+0xd0/0xd0
[  321.291280]  ? pmd_val+0x88/0x100
[  321.294740]  ? add_mm_counter_fast+0xd0/0xd0
[  321.299154]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  321.304700]  __handle_mm_fault+0x3709/0x53e0
[  321.309126]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  321.313978]  ? kasan_check_write+0x14/0x20
[  321.318222]  ? do_raw_spin_lock+0xc1/0x200
[  321.322568]  ? _raw_spin_unlock_irq+0x60/0x80
[  321.327071]  ? __set_current_blocked+0xe4/0x120
[  321.331752]  ? lock_acquire+0x1ed/0x520
[  321.335735]  ? handle_mm_fault+0x42a/0xc70
[  321.339979]  ? lock_downgrade+0x900/0x900
[  321.344151]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  321.349953]  ? __do_page_fault+0x67d/0xed0
[  321.354192]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  321.359648]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  321.365187]  ? check_preemption_disabled+0x48/0x200
[  321.370216]  handle_mm_fault+0x54f/0xc70
[  321.374287]  ? __handle_mm_fault+0x53e0/0x53e0
[  321.378889]  ? find_vma+0x34/0x190
[  321.382441]  __do_page_fault+0x67d/0xed0
[  321.386511]  ? mm_fault_error+0x380/0x380
[  321.390666]  ? syscall_slow_exit_work+0x520/0x520
[  321.395518]  do_page_fault+0xf2/0x7e0
[  321.399331]  ? vmalloc_sync_all+0x30/0x30
[  321.403492]  ? error_entry+0x70/0xd0
[  321.407209]  ? trace_hardirqs_off_caller+0xbb/0x310
[  321.412230]  ? trace_hardirqs_on_caller+0xc0/0x310
[  321.417163]  ? syscall_return_slowpath+0x5e0/0x5e0
[  321.422099]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  321.426947]  ? trace_hardirqs_on_caller+0x310/0x310
[  321.431965]  ? trace_hardirqs_off+0x310/0x310
[  321.436469]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  321.441492]  ? prepare_exit_to_usermode+0x291/0x3b0
[  321.446515]  ? page_fault+0x8/0x30
[  321.450061]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  321.454916]  ? page_fault+0x8/0x30
[  321.458461]  page_fault+0x1e/0x30
[  321.461919] RIP: 0033:0x45db60
[  321.465119] Code: Bad RIP value.
[  321.468488] RSP: 002b:000000c420049ab8 EFLAGS: 00010286
[  321.473860] RAX: 0000000000000000 RBX: 000000c420026380 RCX: 000000000045ddf3
[  321.481130] RDX: 000000c420049ac0 RSI: 000000c420049bf0 RDI: 0000000000000011
[  321.488402] RBP: 000000c420022f08 R08: 0000000000000000 R09: 0000000000000000
[  321.495672] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c42005c168
[  321.502946] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[  321.510233] CPU: 0 PID: 7800 Comm: syz-executor2 Not tainted 4.19.0-rc6+ #119
[  321.510287] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  321.517517] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  321.517521] Call Trace:
[  321.517526]  <IRQ>
[  321.517541]  dump_stack+0x1c4/0x2b4
[  321.517558]  ? dump_stack_print_info.cold.2+0x52/0x52
[  321.524083] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  321.533399]  warn_alloc.cold.119+0xb7/0x1bd
[  321.535962] syz-fuzzer cpuset=
[  321.538116]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  321.541720] /
[  321.546914]  ? lock_downgrade+0x900/0x900
[  321.557121]  mems_allowed=0
[  321.561439]  ? trace_hardirqs_off+0xb8/0x310
[  321.582620]  ? trace_hardirqs_off+0xb8/0x310
[  321.587041]  __alloc_pages_slowpath+0x2667/0x2d80
[  321.591911]  ? warn_alloc+0x120/0x120
[  321.595722]  ? warn_alloc+0x120/0x120
[  321.599532]  ? warn_alloc+0x120/0x120
[  321.603336]  ? mark_held_locks+0x130/0x130
[  321.607581]  ? trace_hardirqs_on+0x310/0x310
[  321.611994]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.617539]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  321.623083]  ? should_fail+0x22d/0xd01
[  321.626977]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  321.632085]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  321.637626]  ? should_fail+0x22d/0xd01
[  321.641525]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  321.646634]  ? should_fail+0x22d/0xd01
[  321.650534]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  321.655645]  ? mark_held_locks+0x130/0x130
[  321.659890]  ? mark_held_locks+0x130/0x130
[  321.664128]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.669674]  ? trace_hardirqs_off+0xb8/0x310
[  321.674085]  ? kasan_check_read+0x11/0x20
[  321.678239]  ? do_raw_spin_unlock+0xa7/0x2f0
[  321.682652]  ? trace_hardirqs_on+0x310/0x310
[  321.687067]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.692611]  ? wq_watchdog_touch+0x9c/0xfe
[  321.696858]  ? io_serial_in+0x11/0x90
[  321.700665]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.706211]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  321.711324]  __alloc_pages_nodemask+0xa80/0xde0
[  321.716002]  ? should_fail+0x22d/0xd01
[  321.719905]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  321.724945]  ? ____cache_alloc_node+0x1c7/0x1e0
[  321.729621]  ? lock_downgrade+0x900/0x900
[  321.733778]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.739343]  cache_grow_begin+0x91/0x8c0
[  321.743411]  ? do_raw_spin_unlock+0xa7/0x2f0
[  321.747862]  fallback_alloc+0x203/0x2e0
[  321.751861]  ____cache_alloc_node+0x1c7/0x1e0
[  321.756369]  kmem_cache_alloc_node+0xe3/0x730
[  321.760869]  ? ipv6_get_ifaddr+0x42e/0x620
[  321.765115]  __alloc_skb+0x119/0x770
[  321.768856]  ? skb_scrub_packet+0x490/0x490
[  321.773181]  ? lock_downgrade+0x900/0x900
[  321.777337]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.782888]  ? refcount_sub_and_test_checked+0x203/0x310
[  321.788349]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  321.793802]  ? addrconf_rs_timer+0x690/0x690
[  321.798247]  ndisc_alloc_skb+0x144/0x340
[  321.802316]  ndisc_send_rs+0x331/0x6e0
[  321.806210]  addrconf_rs_timer+0x314/0x690
[  321.810454]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  321.814701]  call_timer_fn+0x272/0x920
[  321.818590]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  321.822847]  ? process_timeout+0x40/0x40
[  321.826916]  ? trace_hardirqs_off+0xb8/0x310
[  321.831329]  ? kasan_check_read+0x11/0x20
[  321.835485]  ? do_raw_spin_unlock+0xa7/0x2f0
[  321.839901]  ? trace_hardirqs_on+0x310/0x310
[  321.844315]  ? __run_timers+0x7da/0xc70
[  321.848292]  ? lock_downgrade+0x900/0x900
[  321.852447]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  321.857555]  ? trace_hardirqs_on+0xbd/0x310
[  321.861883]  ? kasan_check_read+0x11/0x20
[  321.866038]  ? __run_timers+0x7da/0xc70
[  321.870017]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  321.875475]  ? kasan_check_write+0x14/0x20
[  321.879715]  ? do_raw_spin_lock+0xc1/0x200
[  321.883960]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  321.888203]  __run_timers+0x7e5/0xc70
[  321.892016]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  321.897389]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  321.902408]  ? timerqueue_add+0x207/0x2b0
[  321.906564]  ? enqueue_hrtimer+0x1a5/0x560
[  321.910799]  ? lock_release+0x970/0x970
[  321.914802]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  321.920024]  ? kasan_check_write+0x14/0x20
[  321.924267]  ? pvclock_read_flags+0x160/0x160
[  321.928764]  ? lock_downgrade+0x900/0x900
[  321.932926]  ? trace_hardirqs_on+0xbd/0x310
[  321.937257]  ? kvm_sched_clock_read+0x9/0x20
[  321.941668]  ? irq_exit+0x17f/0x1c0
[  321.945301]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.950856]  ? check_preemption_disabled+0x48/0x200
[  321.955879]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.961425]  run_timer_softirq+0x52/0xb0
[  321.965488]  ? __this_cpu_preempt_check+0x1c/0x1f
[  321.970331]  __do_softirq+0x30b/0xad8
[  321.974143]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  321.979256]  ? pvclock_read_flags+0x160/0x160
[  321.983759]  ? lapic_next_event+0x5a/0x90
[  321.987913]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.993456]  ? clockevents_program_event+0x140/0x370
[  321.998570]  ? kvm_clock_read+0x18/0x30
[  322.002548]  ? kvm_sched_clock_read+0x9/0x20
[  322.006966]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.012507]  ? check_preemption_disabled+0x48/0x200
[  322.017532]  irq_exit+0x17f/0x1c0
[  322.020991]  smp_apic_timer_interrupt+0x1cb/0x760
[  322.025923]  ? smp_reschedule_interrupt+0x109/0x650
[  322.030944]  ? smp_call_function_single_interrupt+0x650/0x650
[  322.036852]  ? interrupt_entry+0xb5/0xf0
[  322.040918]  ? trace_hardirqs_off_caller+0xbb/0x310
[  322.045941]  ? trace_hardirqs_off_caller+0xbb/0x310
[  322.050966]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  322.055832]  ? trace_hardirqs_on_caller+0x310/0x310
[  322.060866]  ? trace_hardirqs_on_caller+0x310/0x310
[  322.065891]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.071430]  ? check_preemption_disabled+0x48/0x200
[  322.076455]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  322.081308]  apic_timer_interrupt+0xf/0x20
[  322.085540]  </IRQ>
[  322.087788] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  322.093700] Code: 3f 7e 0f 85 32 ff ff ff e8 53 4a 3e ff e9 28 ff ff ff e8 ba ad c2 ff 48 83 3d 0a bf 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 23
[  322.112604] RSP: 0018:ffff88019a29f4a8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  322.120318] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc9000627e000
[  322.127590] RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
[  322.134869] RBP: ffff88019a29f520 R08: ffff8801ba14e480 R09: fffffbfff12720c0
[  322.142139] R10: ffff88019a29e0f0 R11: ffffffff89390603 R12: ffff8801da800ac0
[  322.149409] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  322.156691]  ? trace_hardirqs_on+0xb4/0x310
[  322.161019]  ? save_stack+0xa9/0xd0
[  322.164657]  __kmalloc_node_track_caller+0x33/0x70
[  322.169598]  __kmalloc_reserve.isra.39+0xcc/0xe0
[  322.174365]  pskb_expand_head+0x230/0x10f0
[  322.178604]  ? lock_downgrade+0x900/0x900
[  322.182753]  ? check_preemption_disabled+0x48/0x200
[  322.187774]  ? memcpy+0x45/0x50
[  322.191077]  ? __copy_skb_header+0x350/0x6b0
[  322.195492]  ? __pskb_copy_fclone+0xeb0/0xeb0
[  322.199992]  ? skb_checksum+0x140/0x140
[  322.203976]  ? trace_hardirqs_on+0xbd/0x310
[  322.208304]  ? skb_clone+0x1bb/0x500
[  322.212022]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  322.217473]  ? kasan_unpoison_shadow+0x35/0x50
[  322.222063]  ? kasan_check_write+0x14/0x20
[  322.226300]  ? __skb_clone+0x6c7/0xa00
[  322.230194]  ? __copy_skb_header+0x6b0/0x6b0
[  322.234606]  ? kmem_cache_alloc+0x306/0x730
[  322.238942]  skb_ensure_writable+0x3dd/0x640
[  322.243359]  ? skb_cow_data+0xf10/0xf10
[  322.247334]  ? check_preemption_disabled+0x48/0x200
[  322.252358]  ? __this_cpu_preempt_check+0x1c/0x1f
[  322.257220]  ? __bpf_redirect+0x54b/0xb20
[  322.261372]  ? __switch_to_asm+0x34/0x70
[  322.265441]  bpf_clone_redirect+0x14a/0x490
[  322.269773]  bpf_prog_3d1649e183dc2cc1+0xca3/0x1000
[  322.274838]  ? __sched_text_start+0x8/0x8
[  322.278992]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  322.283756]  ? retint_kernel+0x2d/0x2d
[  322.287645]  ? trace_hardirqs_on_caller+0xc0/0x310
[  322.292576]  ? retint_kernel+0x2d/0x2d
[  322.296471]  ? trace_hardirqs_on_caller+0xc0/0x310
[  322.301407]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  322.306165]  ? trace_hardirqs_off+0x310/0x310
[  322.310665]  ? retint_kernel+0x1b/0x2d
[  322.314561]  ? lock_acquire+0x1ed/0x520
[  322.318539]  ? bpf_test_run+0x3cb/0x780
[  322.322522]  ? lock_downgrade+0x900/0x900
[  322.326679]  ? lock_release+0x970/0x970
[  322.330662]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  322.336470]  ? preempt_schedule_common+0x1f/0xd0
[  322.341231]  ? preempt_schedule+0x4d/0x60
[  322.345383]  ? ___preempt_schedule+0x16/0x18
[  322.349800]  ? bpf_test_run+0x25d/0x780
[  322.353832]  ? netlink_diag_dump+0x2a0/0x2a0
[  322.358250]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  322.363790]  ? bpf_test_init.isra.9+0x70/0x100
[  322.368402]  ? bpf_prog_test_run_skb+0x634/0xb40
[  322.373164]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  322.378015]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  322.383552]  ? fput+0x130/0x1a0
[  322.386857]  ? __bpf_prog_get+0x9b/0x290
[  322.390924]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  322.395768]  ? bpf_prog_test_run+0x130/0x1a0
[  322.400183]  ? __x64_sys_bpf+0x3d8/0x510
[  322.404249]  ? bpf_prog_get+0x20/0x20
[  322.408068]  ? __x64_sys_futex+0x4bc/0x6a0
[  322.412314]  ? do_syscall_64+0x1b9/0x820
[  322.416382]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  322.421755]  ? syscall_return_slowpath+0x5e0/0x5e0
[  322.426689]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  322.431540]  ? trace_hardirqs_on_caller+0x310/0x310
[  322.436562]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  322.441582]  ? prepare_exit_to_usermode+0x291/0x3b0
[  322.446605]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  322.451461]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  322.456857] warn_alloc_show_mem: 1 callbacks suppressed
[  322.456870] CPU: 1 PID: 5806 Comm: syz-fuzzer Not tainted 4.19.0-rc6+ #119
[  322.456871] Mem-Info:
[  322.456901] active_anon:46475 inactive_anon:4207 isolated_anon:0
[  322.456901]  active_file:17 inactive_file:13 isolated_file:0
[  322.456901]  unevictable:0 dirty:0 writeback:0 unstable:0
[  322.456901]  slab_reclaimable:8782 slab_unreclaimable:1485678
[  322.456901]  mapped:8194 shmem:4214 pagetables:396 bounce:0
[  322.456901]  free:13756 free_pcp:276 free_cma:0