0x18/0x30
[  238.614838]  ? kvm_sched_clock_read+0x9/0x20
[  238.619252]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.624792]  ? check_preemption_disabled+0x48/0x200
[  238.629825]  irq_exit+0x17f/0x1c0
[  238.633286]  smp_apic_timer_interrupt+0x1cb/0x760
[  238.638129]  ? smp_reschedule_interrupt+0x109/0x650
[  238.643148]  ? smp_call_function_single_interrupt+0x650/0x650
[  238.649033]  ? interrupt_entry+0xb5/0xf0
[  238.653096]  ? trace_hardirqs_off_caller+0xbb/0x300
[  238.658113]  ? trace_hardirqs_off_caller+0xbb/0x300
[  238.663130]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  238.667971]  ? trace_hardirqs_off+0x300/0x300
[  238.672467]  ? trace_hardirqs_off+0x300/0x300
[  238.676963]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.682507]  ? check_preemption_disabled+0x48/0x200
[  238.687537]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.693170]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  238.698023]  apic_timer_interrupt+0xf/0x20
[  238.702254]  </IRQ>
[  238.704497] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  238.709436] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  238.728341] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  238.736052] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  238.743322] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  238.750599] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  238.757869] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  238.765134] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  238.772453]  skb_clone+0x1bb/0x500
[  238.775994]  ? finish_task_switch+0x1b5/0x900
[  238.780489]  ? skb_split+0x11e0/0x11e0
[  238.784380]  ? preempt_notifier_register+0x200/0x200
[  238.789484]  ? __switch_to_asm+0x34/0x70
[  238.793555]  ? __switch_to_asm+0x34/0x70
[  238.797619]  ? __switch_to_asm+0x40/0x70
[  238.801676]  ? __switch_to_asm+0x34/0x70
[  238.805733]  ? __switch_to_asm+0x40/0x70
[  238.809791]  ? __switch_to_asm+0x34/0x70
[  238.813853]  ? __switch_to_asm+0x40/0x70
[  238.817914]  ? __switch_to_asm+0x34/0x70
[  238.821974]  ? __switch_to_asm+0x34/0x70
[  238.826032]  ? __switch_to_asm+0x40/0x70
[  238.830093]  ? __switch_to_asm+0x34/0x70
[  238.834161]  bpf_clone_redirect+0xb9/0x490
[  238.838401]  ? __schedule+0x874/0x1ed0
[  238.842293]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  238.847309]  ? __sched_text_start+0x8/0x8
[  238.851459]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  238.856230]  ? find_held_lock+0x36/0x1c0
[  238.860301]  ? lock_acquire+0x1ed/0x520
[  238.864274]  ? bpf_test_run+0x32e/0x5a0
[  238.868250]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.873822]  ? check_preemption_disabled+0x48/0x200
[  238.878844]  ? kasan_check_read+0x11/0x20
[  238.882996]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  238.888275]  ? rcu_bh_qs+0xc0/0xc0
[  238.891819]  ? preempt_schedule+0x4d/0x60
[  238.895974]  ? ___preempt_schedule+0x16/0x18
[  238.900393]  ? bpf_test_run+0x1c0/0x5a0
[  238.904378]  ? netlink_diag_dump+0x2a0/0x2a0
[  238.908793]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.914331]  ? bpf_test_init.isra.9+0x70/0x100
[  238.918917]  ? bpf_prog_test_run_skb+0x634/0xb40
[  238.923683]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  238.928557]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  238.934104]  ? fput+0x130/0x1a0
[  238.937388]  ? __bpf_prog_get+0x9b/0x290
[  238.941456]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  238.946299]  ? bpf_prog_test_run+0x130/0x1a0
[  238.950711]  ? __x64_sys_bpf+0x3d8/0x510
[  238.954775]  ? bpf_prog_get+0x20/0x20
[  238.958592]  ? ksys_ioctl+0x81/0xd0
[  238.962233]  ? do_syscall_64+0x1b9/0x820
[  238.966297]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  238.971667]  ? syscall_return_slowpath+0x5e0/0x5e0
[  238.976610]  ? trace_hardirqs_off+0x300/0x300
[  238.981109]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  238.986152]  ? recalc_sigpending_tsk+0x180/0x180
[  238.990909]  ? kasan_check_write+0x14/0x20
[  238.995150]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  239.000002]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  239.005380] warn_alloc_show_mem: 1 callbacks suppressed
[  239.005392] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  239.005393] Mem-Info:
[  239.005426] active_anon:49480 inactive_anon:371 isolated_anon:0
[  239.005426]  active_file:14 inactive_file:18 isolated_file:1
[  239.005426]  unevictable:0 dirty:0 writeback:0 unstable:0
[  239.005426]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  239.005426]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  239.005426]  free:13768 free_pcp:583 free_cma:0
[  239.010761] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  239.017612] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  239.020003] Call Trace:
[  239.052876] Node 0 
[  239.062238]  dump_stack+0x1c4/0x2b4
[  239.089903] 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
[  239.092462]  ? dump_stack_print_info.cold.2+0x52/0x52
[  239.094667] lowmem_reserve[]:
[  239.098295]  warn_alloc.cold.118+0xb7/0x1bd
[  239.123771]  0
[  239.128968]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  239.132040]  2815
[  239.136363]  ? lock_downgrade+0x900/0x900
[  239.138140]  6318
[  239.142981]  ? trace_hardirqs_off+0xb8/0x300
[  239.145006]  6318
[  239.149162]  ? trace_hardirqs_off+0xb8/0x300
[  239.151201] Node 0 
[  239.155610]  __alloc_pages_slowpath+0x2667/0x2d80
[  239.157674] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  239.162078]  ? warn_alloc+0x120/0x120
[  239.164270] lowmem_reserve[]:
[  239.169115]  ? warn_alloc+0x120/0x120
[  239.195988]  0
[  239.199788]  ? print_usage_bug+0xc0/0xc0
[  239.202861]  0
[  239.206663]  ? warn_alloc+0x120/0x120
[  239.208448]  3503
[  239.212498]  ? print_usage_bug+0xc0/0xc0
[  239.214277]  3503
[  239.218068]  ? __lock_acquire+0x7ec/0x4ec0
[  239.224156]  ? __lock_acquire+0x7ec/0x4ec0
[  239.226193] Node 0 
[  239.230423]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.234653] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  239.236862]  ? should_fail+0x22d/0xd01
[  239.242362] lowmem_reserve[]: 0
[  239.270839]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  239.274698]  0
[  239.277970]  ? __lock_acquire+0x7ec/0x4ec0
[  239.283038]  0 0
[  239.284852]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  239.291025]  ? __lock_acquire+0x7ec/0x4ec0
[  239.296107] Node 0 
[  239.300333]  ? should_fail+0x22d/0xd01
[  239.300343] DMA: 
[  239.302580]  ? mark_held_locks+0x130/0x130
[  239.306439] 1*4kB 
[  239.308495]  ? mark_held_locks+0x130/0x130
[  239.312704] (U) 
[  239.314848]  ? graph_lock+0x170/0x170
[  239.319060] 0*8kB 
[  239.321028]  ? graph_lock+0x170/0x170
[  239.324805] 0*16kB 
[  239.326945]  ? graph_lock+0x170/0x170
[  239.330719] 1*32kB 
[  239.332951]  ? print_usage_bug+0xc0/0xc0
[  239.336723] (U) 
[  239.339146]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.339162]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.343202] 2*64kB 
[  239.345171]  ? check_preemption_disabled+0x48/0x200
[  239.351196] (U) 1*128kB 
[  239.356732]  ? check_preemption_disabled+0x48/0x200
[  239.358936] (U) 1*256kB 
[  239.363959]  ? __lock_is_held+0xb5/0x140
[  239.366607] (U) 
[  239.371621]  __alloc_pages_nodemask+0xa80/0xde0
[  239.374259] 0*512kB 1*1024kB 
[  239.378322]  ? graph_lock+0x170/0x170
[  239.380273] (U) 
[  239.384938]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  239.388016] 1*2048kB 
[  239.391813]  ? graph_lock+0x170/0x170
[  239.393771] (M) 
[  239.399055]  ? find_held_lock+0x36/0x1c0
[  239.401433] 3*4096kB 
[  239.405235]  ? ____cache_alloc_node+0x1c7/0x1e0
[  239.407177] (M) 
[  239.411233]  ? lock_downgrade+0x900/0x900
[  239.413617] = 15908kB
[  239.418284]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.420230] Node 0 
[  239.424378]  cache_grow_begin+0x91/0x8c0
[  239.426758] DMA32: 
[  239.432292]  ? do_raw_spin_unlock+0xa7/0x2f0
[  239.434500] 4*4kB 
[  239.438563]  fallback_alloc+0x203/0x2e0
[  239.440769] (UM) 
[  239.445171]  ____cache_alloc_node+0x1c7/0x1e0
[  239.447290] 2*8kB 
[  239.451261]  kmem_cache_alloc_node+0xe3/0x730
[  239.453303] (M) 
[  239.457794]  ? ipv6_get_ifaddr+0x42e/0x620
[  239.459912] 1*16kB (M) 
[  239.464414]  __alloc_skb+0x119/0x770
[  239.466352] 1*32kB (M) 
[  239.470590]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  239.473148] 3*64kB (UM) 
[  239.476864]  ? skb_scrub_packet+0x490/0x490
[  239.479419] 3*128kB 
[  239.484692]  ? lock_downgrade+0x900/0x900
[  239.487347] (M) 
[  239.491671]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.493965] 2*256kB 
[  239.498116]  ? refcount_sub_and_test_checked+0x203/0x310
[  239.500061] (M) 3*512kB 
[  239.505611]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  239.507909] (M) 
[  239.513443]  ? addrconf_rs_timer+0x6f0/0x6f0
[  239.516095] 4*1024kB 
[  239.521553]  ndisc_alloc_skb+0x144/0x340
[  239.523491] (UM) 
[  239.527893]  ndisc_send_rs+0x331/0x6e0
[  239.530274] 3*2048kB 
[  239.534330]  addrconf_rs_timer+0x3c0/0x6f0
[  239.536362] (M) 
[  239.540244]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.542625] 3*4096kB 
[  239.546889]  call_timer_fn+0x272/0x920
[  239.548829] (M) 
[  239.553056]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.555443] = 25232kB
[  239.559321]  ? process_timeout+0x40/0x40
[  239.561268] Node 0 
[  239.565494]  ? find_held_lock+0x36/0x1c0
[  239.567875] Normal: 1065*4kB 
[  239.571942]  ? __run_timers+0x7da/0xc70
[  239.574150] (MEH) 
[  239.578204]  ? _raw_spin_unlock_irq+0x27/0x80
[  239.581282] 487*8kB 
[  239.585247]  ? _raw_spin_unlock_irq+0x27/0x80
[  239.587369] (ME) 
[  239.591858]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.594155] 153*16kB 
[  239.598642]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  239.600679] (MEH) 
[  239.604907]  ? trace_hardirqs_on+0xbd/0x310
[  239.607294] 77*32kB 
[  239.611860]  ? kasan_check_read+0x11/0x20
[  239.611878]  ? __run_timers+0x7da/0xc70
[  239.614002] (UM) 
[  239.618317]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  239.620607] 0*64kB 1*128kB 
[  239.624760]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.628705] (H) 
[  239.630764]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.636188] 1*256kB (U) 
[  239.639130]  __run_timers+0x7e5/0xc70
[  239.643339] 1*512kB 
[  239.645318]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  239.649518] (U) 
[  239.652194]  ? compat_start_thread+0x80/0x80
[  239.655973] 0*1024kB 
[  239.658299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.663629] 0*2048kB 
[  239.665612]  ? kasan_check_write+0x14/0x20
[  239.669988] 0*4096kB = 13964kB
[  239.672404]  ? finish_task_switch+0x2f5/0x900
[  239.677919] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  239.680323]  ? __switch_to_asm+0x40/0x70
[  239.684539] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  239.687722]  ? preempt_notifier_register+0x200/0x200
[  239.692190] 412 total pagecache pages
[  239.701026]  ? __switch_to_asm+0x34/0x70
[  239.705065] 0 pages in swap cache
[  239.713622]  ? __switch_to_asm+0x40/0x70
[  239.713638]  ? __switch_to_asm+0x34/0x70
[  239.718718] Swap cache stats: add 0, delete 0, find 0/0
[  239.718726] Free swap  = 0kB
[  239.722519]  ? __switch_to_asm+0x40/0x70
[  239.726555] Total swap = 0kB
[  239.726563] 1965979 pages RAM
[  239.730001]  ? __switch_to_asm+0x34/0x70
[  239.730017]  ? __switch_to_asm+0x40/0x70
[  239.734047] 0 pages HighMem/MovableOnly
[  239.734055] 343323 pages reserved
[  239.738120]  ? pvclock_read_flags+0x160/0x160
[  239.743450] 0 pages cma reserved
[  239.746463]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.750573] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  239.753507]  ? check_preemption_disabled+0x48/0x200
[  239.753541]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  239.753559]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  239.756704] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  239.760702]  ? rcu_pm_notify+0xc0/0xc0
[  239.764740] syz-executor0 cpuset=
[  239.768711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.772135] syz0
[  239.776633]  ? check_preemption_disabled+0x48/0x200
[  239.779973]  mems_allowed=0
[  239.840984]  run_timer_softirq+0x52/0xb0
[  239.845048]  ? rcu_read_lock_sched_held+0x108/0x120
[  239.850070]  __do_softirq+0x30b/0xad8
[  239.853889]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  239.858993]  ? trace_hardirqs_off_caller+0x300/0x300
[  239.864105]  ? trace_hardirqs_on+0x310/0x310
[  239.868523]  ? schedule+0x108/0x460
[  239.872163]  ? __schedule+0x1ed0/0x1ed0
[  239.876144]  ? trace_hardirqs_off+0xb8/0x300
[  239.880558]  ? ___might_sleep+0x1ed/0x300
[  239.884705]  ? smpboot_thread_fn+0x68b/0xa00
[  239.889126]  ? trace_hardirqs_on+0x310/0x310
[  239.893550]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.899098]  ? check_preemption_disabled+0x48/0x200
[  239.904122]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.909662]  ? takeover_tasklets+0xa90/0xa90
[  239.914074]  run_ksoftirqd+0x94/0x100
[  239.917881]  smpboot_thread_fn+0x68b/0xa00
[  239.922120]  ? sort_range+0x30/0x30
[  239.925751]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  239.930854]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.936416]  ? __kthread_parkme+0xfb/0x1a0
[  239.940659]  kthread+0x35a/0x420
[  239.944026]  ? sort_range+0x30/0x30
[  239.947655]  ? kthread_bind+0x40/0x40
[  239.951458]  ret_from_fork+0x3a/0x50
[  239.955194] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  239.955278] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  239.962466] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  239.962472] Call Trace:
[  239.962478]  <IRQ>
[  239.962495]  dump_stack+0x1c4/0x2b4
[  239.962512]  ? dump_stack_print_info.cold.2+0x52/0x52
[  239.969051] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  239.978784]  warn_alloc.cold.118+0xb7/0x1bd
[  239.981334] ksoftirqd/1 cpuset=
[  239.983476]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  239.987076] /
[  239.992281]  ? lock_downgrade+0x900/0x900
[  240.002568]  mems_allowed=0
[  240.006890]  ? trace_hardirqs_off+0xb8/0x300
[  240.028145]  ? trace_hardirqs_off+0xb8/0x300
[  240.032583]  __alloc_pages_slowpath+0x2667/0x2d80
[  240.037466]  ? warn_alloc+0x120/0x120
[  240.041276]  ? warn_alloc+0x120/0x120
[  240.045081]  ? print_usage_bug+0xc0/0xc0
[  240.049142]  ? warn_alloc+0x120/0x120
[  240.052948]  ? print_usage_bug+0xc0/0xc0
[  240.057013]  ? __lock_acquire+0x7ec/0x4ec0
[  240.061250]  ? __lock_acquire+0x7ec/0x4ec0
[  240.065490]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.071030]  ? should_fail+0x22d/0xd01
[  240.074921]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  240.080026]  ? __lock_acquire+0x7ec/0x4ec0
[  240.084269]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  240.089370]  ? __lock_acquire+0x7ec/0x4ec0
[  240.093606]  ? should_fail+0x22d/0xd01
[  240.097508]  ? mark_held_locks+0x130/0x130
[  240.101756]  ? mark_held_locks+0x130/0x130
[  240.105994]  ? graph_lock+0x170/0x170
[  240.109792]  ? graph_lock+0x170/0x170
[  240.113604]  ? graph_lock+0x170/0x170
[  240.117409]  ? print_usage_bug+0xc0/0xc0
[  240.121472]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.127272]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.132809]  ? check_preemption_disabled+0x48/0x200
[  240.137829]  ? check_preemption_disabled+0x48/0x200
[  240.142859]  ? __lock_is_held+0xb5/0x140
[  240.146926]  __alloc_pages_nodemask+0xa80/0xde0
[  240.151602]  ? graph_lock+0x170/0x170
[  240.155411]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  240.160425]  ? graph_lock+0x170/0x170
[  240.164238]  ? find_held_lock+0x36/0x1c0
[  240.168310]  ? ____cache_alloc_node+0x1c7/0x1e0
[  240.172980]  ? lock_downgrade+0x900/0x900
[  240.177141]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.182687]  cache_grow_begin+0x91/0x8c0
[  240.186755]  ? do_raw_spin_unlock+0xa7/0x2f0
[  240.191176]  fallback_alloc+0x203/0x2e0
[  240.195160]  ____cache_alloc_node+0x1c7/0x1e0
[  240.199665]  kmem_cache_alloc_node+0xe3/0x730
[  240.204164]  ? ipv6_get_ifaddr+0x42e/0x620
[  240.208408]  __alloc_skb+0x119/0x770
[  240.212126]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  240.217407]  ? skb_scrub_packet+0x490/0x490
[  240.221727]  ? lock_downgrade+0x900/0x900
[  240.225882]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.231419]  ? refcount_sub_and_test_checked+0x203/0x310
[  240.236873]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  240.242329]  ? addrconf_rs_timer+0x6f0/0x6f0
[  240.246751]  ndisc_alloc_skb+0x144/0x340
[  240.250818]  ndisc_send_rs+0x331/0x6e0
[  240.254718]  addrconf_rs_timer+0x3c0/0x6f0
[  240.258963]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.263215]  call_timer_fn+0x272/0x920
[  240.267100]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.271347]  ? process_timeout+0x40/0x40
[  240.275760]  ? find_held_lock+0x36/0x1c0
[  240.279833]  ? __run_timers+0x7da/0xc70
[  240.283808]  ? _raw_spin_unlock_irq+0x27/0x80
[  240.288302]  ? _raw_spin_unlock_irq+0x27/0x80
[  240.292800]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.297037]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  240.301629]  ? trace_hardirqs_on+0xbd/0x310
[  240.305946]  ? kasan_check_read+0x11/0x20
[  240.310096]  ? __run_timers+0x7da/0xc70
[  240.314073]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  240.319544]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.323788]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.328030]  __run_timers+0x7e5/0xc70
[  240.331850]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  240.337219]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  240.342240]  ? graph_lock+0x170/0x170
[  240.346047]  ? enqueue_hrtimer+0x1a5/0x560
[  240.350279]  ? lock_release+0x970/0x970
[  240.354255]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  240.359451]  ? find_held_lock+0x36/0x1c0
[  240.363519]  ? graph_lock+0x170/0x170
[  240.367332]  ? pvclock_read_flags+0x160/0x160
[  240.371827]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.377362]  ? check_preemption_disabled+0x48/0x200
[  240.382389]  ? __lock_is_held+0xb5/0x140
[  240.386451]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.391993]  ? check_preemption_disabled+0x48/0x200
[  240.397020]  run_timer_softirq+0x52/0xb0
[  240.401082]  ? rcu_read_lock_sched_held+0x108/0x120
[  240.406104]  __do_softirq+0x30b/0xad8
[  240.409923]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  240.415056]  ? pvclock_read_flags+0x160/0x160
[  240.419569]  ? lapic_next_event+0x5a/0x90
[  240.423727]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.429267]  ? check_preemption_disabled+0x48/0x200
[  240.434935]  ? check_preemption_disabled+0x48/0x200
[  240.439961]  ? kvm_clock_read+0x18/0x30
[  240.443935]  ? kvm_sched_clock_read+0x9/0x20
[  240.448345]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.453899]  ? check_preemption_disabled+0x48/0x200
[  240.458933]  irq_exit+0x17f/0x1c0
[  240.462390]  smp_apic_timer_interrupt+0x1cb/0x760
[  240.467231]  ? smp_reschedule_interrupt+0x109/0x650
[  240.472464]  ? smp_call_function_single_interrupt+0x650/0x650
[  240.478351]  ? interrupt_entry+0xb5/0xf0
[  240.482417]  ? trace_hardirqs_off_caller+0xbb/0x300
[  240.487430]  ? trace_hardirqs_off_caller+0xbb/0x300
[  240.492447]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  240.497296]  ? trace_hardirqs_off+0x300/0x300
[  240.501794]  ? trace_hardirqs_off+0x300/0x300
[  240.506292]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.511835]  ? check_preemption_disabled+0x48/0x200
[  240.516852]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.522402]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  240.527256]  apic_timer_interrupt+0xf/0x20
[  240.531507]  </IRQ>
[  240.533754] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  240.538684] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  240.557593] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  240.565305] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  240.572581] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  240.579856] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  240.587123] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  240.594390] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  240.601706]  skb_clone+0x1bb/0x500
[  240.605245]  ? finish_task_switch+0x1b5/0x900
[  240.609758]  ? skb_split+0x11e0/0x11e0
[  240.613650]  ? preempt_notifier_register+0x200/0x200
[  240.618752]  ? __switch_to_asm+0x34/0x70
[  240.622810]  ? __switch_to_asm+0x34/0x70
[  240.626869]  ? __switch_to_asm+0x40/0x70
[  240.630926]  ? __switch_to_asm+0x34/0x70
[  240.634982]  ? __switch_to_asm+0x40/0x70
[  240.639042]  ? __switch_to_asm+0x34/0x70
[  240.643102]  ? __switch_to_asm+0x40/0x70
[  240.647160]  ? __switch_to_asm+0x34/0x70
[  240.651228]  ? __switch_to_asm+0x34/0x70
[  240.655290]  ? __switch_to_asm+0x40/0x70
[  240.659348]  ? __switch_to_asm+0x34/0x70
[  240.663418]  bpf_clone_redirect+0xb9/0x490
[  240.667660]  ? __schedule+0x874/0x1ed0
[  240.671566]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  240.676599]  ? __sched_text_start+0x8/0x8
[  240.680747]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  240.685516]  ? find_held_lock+0x36/0x1c0
[  240.689598]  ? lock_acquire+0x1ed/0x520
[  240.693574]  ? bpf_test_run+0x32e/0x5a0
[  240.697563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.703108]  ? check_preemption_disabled+0x48/0x200
[  240.708130]  ? kasan_check_read+0x11/0x20
[  240.712281]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  240.717568]  ? rcu_bh_qs+0xc0/0xc0
[  240.721119]  ? preempt_schedule+0x4d/0x60
[  240.725270]  ? ___preempt_schedule+0x16/0x18
[  240.729688]  ? bpf_test_run+0x1c0/0x5a0
[  240.733677]  ? netlink_diag_dump+0x2a0/0x2a0
[  240.738089]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.743627]  ? bpf_test_init.isra.9+0x70/0x100
[  240.748214]  ? bpf_prog_test_run_skb+0x634/0xb40
[  240.752976]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  240.757818]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  240.763356]  ? fput+0x130/0x1a0
[  240.766638]  ? __bpf_prog_get+0x9b/0x290
[  240.770703]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  240.775553]  ? bpf_prog_test_run+0x130/0x1a0
[  240.779971]  ? __x64_sys_bpf+0x3d8/0x510
[  240.784034]  ? bpf_prog_get+0x20/0x20
[  240.787845]  ? ksys_ioctl+0x81/0xd0
[  240.791485]  ? do_syscall_64+0x1b9/0x820
[  240.795557]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  240.800932]  ? syscall_return_slowpath+0x5e0/0x5e0
[  240.805869]  ? trace_hardirqs_off+0x300/0x300
[  240.810372]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  240.815389]  ? recalc_sigpending_tsk+0x180/0x180
[  240.820143]  ? kasan_check_write+0x14/0x20
[  240.824390]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  240.829249]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  240.834631] warn_alloc_show_mem: 1 callbacks suppressed
[  240.834643] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  240.834644] Mem-Info:
[  240.834676] active_anon:49480 inactive_anon:371 isolated_anon:0
[  240.834676]  active_file:14 inactive_file:18 isolated_file:1
[  240.834676]  unevictable:0 dirty:0 writeback:0 unstable:0
[  240.834676]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  240.834676]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  240.834676]  free:13768 free_pcp:583 free_cma:0
[  240.840018] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  240.846949] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  240.849351] Call Trace:
[  240.882235] Node 0 
[  240.891775]  dump_stack+0x1c4/0x2b4
[  240.919451] 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
[  240.922015]  ? dump_stack_print_info.cold.2+0x52/0x52
[  240.924230] lowmem_reserve[]:
[  240.928035]  warn_alloc.cold.118+0xb7/0x1bd
[  240.953684]  0 2815
[  240.958897]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  240.961967]  6318
[  240.966297]  ? lock_downgrade+0x900/0x900
[  240.968502]  6318
[  240.973356]  ? trace_hardirqs_off+0xb8/0x300
[  240.975392] Node 0 
[  240.979552]  ? trace_hardirqs_off+0xb8/0x300
[  240.981619] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  240.985998]  __alloc_pages_slowpath+0x2667/0x2d80
[  240.988196] lowmem_reserve[]: 0
[  240.992633]  ? warn_alloc+0x120/0x120
[  241.019662]  0
[  241.024529]  ? warn_alloc+0x120/0x120
[  241.027792]  3503
[  241.031590]  ? print_usage_bug+0xc0/0xc0
[  241.033389]  3503
[  241.037196]  ? warn_alloc+0x120/0x120
[  241.043287]  ? print_usage_bug+0xc0/0xc0
[  241.045324] Node 0 
[  241.049120]  ? __lock_acquire+0x7ec/0x4ec0
[  241.053184] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  241.055389]  ? __lock_acquire+0x7ec/0x4ec0
[  241.059596] lowmem_reserve[]: 0
[  241.088075]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.092278]  0
[  241.095563]  ? should_fail+0x22d/0xd01
[  241.101070]  0
[  241.102877]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  241.106728]  0
[  241.108546]  ? __lock_acquire+0x7ec/0x4ec0
[  241.113621] Node 0 
[  241.115426]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  241.119631] DMA: 
[  241.121866]  ? __lock_acquire+0x7ec/0x4ec0
[  241.126939] 1*4kB 
[  241.128996]  ? should_fail+0x22d/0xd01
[  241.133201] (U) 
[  241.135351]  ? mark_held_locks+0x130/0x130
[  241.139200] 0*8kB 0*16kB 
[  241.141274]  ? mark_held_locks+0x130/0x130
[  241.145491] 1*32kB 
[  241.148242]  ? graph_lock+0x170/0x170
[  241.152455] (U) 
[  241.154685]  ? graph_lock+0x170/0x170
[  241.158456] 2*64kB (U) 
[  241.160477]  ? graph_lock+0x170/0x170
[  241.164258] 1*128kB (U) 
[  241.166846]  ? print_usage_bug+0xc0/0xc0
[  241.170621] 1*256kB 
[  241.173287]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.177316] (U) 0*512kB 
[  241.179647]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.185157] 1*1024kB 
[  241.187821]  ? check_preemption_disabled+0x48/0x200
[  241.193329] (U) 
[  241.195730]  ? check_preemption_disabled+0x48/0x200
[  241.200720] 1*2048kB 
[  241.202698]  ? __lock_is_held+0xb5/0x140
[  241.207691] (M) 
[  241.210106]  __alloc_pages_nodemask+0xa80/0xde0
[  241.214133] 3*4096kB 
[  241.216104]  ? graph_lock+0x170/0x170
[  241.220743] (M) 
[  241.223146]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  241.226914] = 15908kB
[  241.226923] Node 0 
[  241.228917]  ? graph_lock+0x170/0x170
[  241.233899] DMA32: 4*4kB 
[  241.236318]  ? find_held_lock+0x36/0x1c0
[  241.238522] (UM) 
[  241.242331]  ? ____cache_alloc_node+0x1c7/0x1e0
[  241.245056] 2*8kB 
[  241.249115]  ? lock_downgrade+0x900/0x900
[  241.251146] (M) 1*16kB 
[  241.255823]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.257941] (M) 
[  241.262084]  cache_grow_begin+0x91/0x8c0
[  241.264640] 1*32kB 
[  241.270167]  ? do_raw_spin_unlock+0xa7/0x2f0
[  241.272112] (M) 3*64kB 
[  241.276176]  fallback_alloc+0x203/0x2e0
[  241.278381] (UM) 
[  241.282789]  ____cache_alloc_node+0x1c7/0x1e0
[  241.285340] 3*128kB (M) 
[  241.289320]  kmem_cache_alloc_node+0xe3/0x730
[  241.291348] 2*256kB (M) 
[  241.295845]  ? ipv6_get_ifaddr+0x42e/0x620
[  241.298487] 3*512kB 
[  241.302982]  __alloc_skb+0x119/0x770
[  241.305616] (M) 
[  241.309845]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  241.312141] 4*1024kB 
[  241.315843]  ? skb_scrub_packet+0x490/0x490
[  241.317793] (UM) 3*2048kB 
[  241.323071]  ? lock_downgrade+0x900/0x900
[  241.325449] (M) 3*4096kB 
[  241.329776]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.332581] (M) = 25232kB
[  241.336737]  ? refcount_sub_and_test_checked+0x203/0x310
[  241.339920] Node 0 
[  241.345455]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  241.348182] Normal: 
[  241.353627]  ? addrconf_rs_timer+0x6f0/0x6f0
[  241.355836] 1065*4kB 
[  241.361287]  ndisc_alloc_skb+0x144/0x340
[  241.363577] (MEH) 
[  241.367983]  ndisc_send_rs+0x331/0x6e0
[  241.370362] 487*8kB (ME) 
[  241.374429]  addrconf_rs_timer+0x3c0/0x6f0
[  241.376556] 153*16kB 
[  241.380434]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.383159] (MEH) 77*32kB 
[  241.387406]  call_timer_fn+0x272/0x920
[  241.389772] (UM) 0*64kB 
[  241.394005]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.396833] 1*128kB 
[  241.400715]  ? process_timeout+0x40/0x40
[  241.403355] (H) 1*256kB 
[  241.407594]  ? find_held_lock+0x36/0x1c0
[  241.409890] (U) 1*512kB 
[  241.413962]  ? __run_timers+0x7da/0xc70
[  241.416597] (U) 0*1024kB 
[  241.420661]  ? _raw_spin_unlock_irq+0x27/0x80
[  241.423298] 0*2048kB 0*4096kB 
[  241.427273]  ? _raw_spin_unlock_irq+0x27/0x80
[  241.430001] = 13964kB
[  241.430016] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  241.434498]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.437668] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  241.442153]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  241.444542] 412 total pagecache pages
[  241.453461]  ? trace_hardirqs_on+0xbd/0x310
[  241.457707] 0 pages in swap cache
[  241.466273]  ? kasan_check_read+0x11/0x20
[  241.470827] Swap cache stats: add 0, delete 0, find 0/0
[  241.470836] Free swap  = 0kB
[  241.474634]  ? __run_timers+0x7da/0xc70
[  241.478922] Total swap = 0kB
[  241.478930] 1965979 pages RAM
[  241.482381]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  241.486506] 0 pages HighMem/MovableOnly
[  241.491865]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.494850] 343323 pages reserved
[  241.494858] 0 pages cma reserved
[  241.498828]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.501893] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  241.504921]  __run_timers+0x7e5/0xc70
[  241.504949]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  241.504969]  ? compat_start_thread+0x80/0x80
[  241.510457] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  241.514367]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.518665] syz-executor0 cpuset=
[  241.522117]  ? kasan_check_write+0x14/0x20
[  241.525500] syz0
[  241.529754]  ? finish_task_switch+0x2f5/0x900
[  241.536223]  mems_allowed=0
[  241.540014]  ? __switch_to_asm+0x40/0x70
[  241.586900]  ? preempt_notifier_register+0x200/0x200
[  241.592009]  ? __switch_to_asm+0x34/0x70
[  241.596070]  ? __switch_to_asm+0x40/0x70
[  241.600132]  ? __switch_to_asm+0x34/0x70
[  241.604192]  ? __switch_to_asm+0x40/0x70
[  241.608253]  ? __switch_to_asm+0x34/0x70
[  241.612310]  ? __switch_to_asm+0x40/0x70
[  241.616385]  ? pvclock_read_flags+0x160/0x160
[  241.620881]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.626418]  ? check_preemption_disabled+0x48/0x200
[  241.631442]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  241.636979]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  241.642260]  ? rcu_pm_notify+0xc0/0xc0
[  241.646149]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.651863]  ? check_preemption_disabled+0x48/0x200
[  241.656903]  run_timer_softirq+0x52/0xb0
[  241.660969]  ? rcu_read_lock_sched_held+0x108/0x120
[  241.665988]  __do_softirq+0x30b/0xad8
[  241.669801]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  241.674906]  ? trace_hardirqs_off_caller+0x300/0x300
[  241.680008]  ? trace_hardirqs_on+0x310/0x310
[  241.684425]  ? schedule+0x108/0x460
[  241.688058]  ? __schedule+0x1ed0/0x1ed0
[  241.692040]  ? trace_hardirqs_off+0xb8/0x300
[  241.696452]  ? ___might_sleep+0x1ed/0x300
[  241.700599]  ? smpboot_thread_fn+0x68b/0xa00
[  241.705007]  ? trace_hardirqs_on+0x310/0x310
[  241.709418]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.714956]  ? check_preemption_disabled+0x48/0x200
[  241.719971]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.725513]  ? takeover_tasklets+0xa90/0xa90
[  241.729933]  run_ksoftirqd+0x94/0x100
[  241.733732]  smpboot_thread_fn+0x68b/0xa00
[  241.737970]  ? sort_range+0x30/0x30
[  241.741598]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  241.746702]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.752242]  ? __kthread_parkme+0xfb/0x1a0
[  241.756482]  kthread+0x35a/0x420
[  241.759845]  ? sort_range+0x30/0x30
[  241.763472]  ? kthread_bind+0x40/0x40
[  241.767276]  ret_from_fork+0x3a/0x50
[  241.771012] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  241.771119] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  241.778280] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  241.778286] Call Trace:
[  241.778292]  <IRQ>
[  241.778310]  dump_stack+0x1c4/0x2b4
[  241.778329]  ? dump_stack_print_info.cold.2+0x52/0x52
[  241.784911] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  241.794177]  warn_alloc.cold.118+0xb7/0x1bd
[  241.796733] ksoftirqd/1 cpuset=
[  241.798879]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  241.802480] /
[  241.807670]  ? lock_downgrade+0x900/0x900
[  241.817958]  mems_allowed=0
[  241.822274]  ? trace_hardirqs_off+0xb8/0x300
[  241.843701]  ? trace_hardirqs_off+0xb8/0x300
[  241.848126]  __alloc_pages_slowpath+0x2667/0x2d80
[  241.853004]  ? warn_alloc+0x120/0x120
[  241.856811]  ? warn_alloc+0x120/0x120
[  241.860619]  ? print_usage_bug+0xc0/0xc0
[  241.864681]  ? warn_alloc+0x120/0x120
[  241.868483]  ? print_usage_bug+0xc0/0xc0
[  241.872556]  ? __lock_acquire+0x7ec/0x4ec0
[  241.876797]  ? __lock_acquire+0x7ec/0x4ec0
[  241.881038]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.886581]  ? should_fail+0x22d/0xd01
[  241.890482]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  241.895595]  ? __lock_acquire+0x7ec/0x4ec0
[  241.899837]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  241.904945]  ? __lock_acquire+0x7ec/0x4ec0
[  241.909178]  ? should_fail+0x22d/0xd01
[  241.913077]  ? mark_held_locks+0x130/0x130
[  241.917314]  ? mark_held_locks+0x130/0x130
[  241.923199]  ? graph_lock+0x170/0x170
[  241.927001]  ? graph_lock+0x170/0x170
[  241.930810]  ? graph_lock+0x170/0x170
[  241.934612]  ? print_usage_bug+0xc0/0xc0
[  241.938673]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.944209]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.949748]  ? check_preemption_disabled+0x48/0x200
[  241.954764]  ? check_preemption_disabled+0x48/0x200
[  241.959790]  ? __lock_is_held+0xb5/0x140
[  241.963857]  __alloc_pages_nodemask+0xa80/0xde0
[  241.968527]  ? graph_lock+0x170/0x170
[  241.972344]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  241.977372]  ? graph_lock+0x170/0x170
[  241.981186]  ? find_held_lock+0x36/0x1c0
[  241.985259]  ? ____cache_alloc_node+0x1c7/0x1e0
[  241.989928]  ? lock_downgrade+0x900/0x900
[  241.994087]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.999631]  cache_grow_begin+0x91/0x8c0
[  242.003697]  ? do_raw_spin_unlock+0xa7/0x2f0
[  242.008116]  fallback_alloc+0x203/0x2e0
[  242.012097]  ____cache_alloc_node+0x1c7/0x1e0
[  242.016607]  kmem_cache_alloc_node+0xe3/0x730
[  242.021103]  ? ipv6_get_ifaddr+0x42e/0x620
[  242.025349]  __alloc_skb+0x119/0x770
[  242.029063]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  242.034343]  ? skb_scrub_packet+0x490/0x490
[  242.038666]  ? lock_downgrade+0x900/0x900
[  242.042821]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.048363]  ? refcount_sub_and_test_checked+0x203/0x310
[  242.053816]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  242.059271]  ? addrconf_rs_timer+0x6f0/0x6f0
[  242.063694]  ndisc_alloc_skb+0x144/0x340
[  242.067760]  ndisc_send_rs+0x331/0x6e0
[  242.071653]  addrconf_rs_timer+0x3c0/0x6f0
[  242.075898]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.080145]  call_timer_fn+0x272/0x920
[  242.084030]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.088269]  ? process_timeout+0x40/0x40
[  242.092329]  ? find_held_lock+0x36/0x1c0
[  242.096403]  ? __run_timers+0x7da/0xc70
[  242.100382]  ? _raw_spin_unlock_irq+0x27/0x80
[  242.104874]  ? _raw_spin_unlock_irq+0x27/0x80
[  242.109373]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.113612]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  242.118195]  ? trace_hardirqs_on+0xbd/0x310
[  242.122510]  ? kasan_check_read+0x11/0x20
[  242.126667]  ? __run_timers+0x7da/0xc70
[  242.130644]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  242.136102]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.140347]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.144584]  __run_timers+0x7e5/0xc70
[  242.148407]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  242.153800]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  242.158817]  ? graph_lock+0x170/0x170
[  242.162634]  ? enqueue_hrtimer+0x1a5/0x560
[  242.166865]  ? lock_release+0x970/0x970
[  242.170851]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  242.176053]  ? find_held_lock+0x36/0x1c0
[  242.180121]  ? graph_lock+0x170/0x170
[  242.183927]  ? pvclock_read_flags+0x160/0x160
[  242.188432]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.193973]  ? check_preemption_disabled+0x48/0x200
[  242.199005]  ? __lock_is_held+0xb5/0x140
[  242.203068]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.208619]  ? check_preemption_disabled+0x48/0x200
[  242.213649]  run_timer_softirq+0x52/0xb0
[  242.217710]  ? rcu_read_lock_sched_held+0x108/0x120
[  242.222730]  __do_softirq+0x30b/0xad8
[  242.226550]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  242.231659]  ? pvclock_read_flags+0x160/0x160
[  242.236157]  ? lapic_next_event+0x5a/0x90
[  242.240310]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.245845]  ? check_preemption_disabled+0x48/0x200
[  242.250855]  ? check_preemption_disabled+0x48/0x200
[  242.255875]  ? kvm_clock_read+0x18/0x30
[  242.259846]  ? kvm_sched_clock_read+0x9/0x20
[  242.264254]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.269790]  ? check_preemption_disabled+0x48/0x200
[  242.274819]  irq_exit+0x17f/0x1c0
[  242.278280]  smp_apic_timer_interrupt+0x1cb/0x760
[  242.283123]  ? smp_reschedule_interrupt+0x109/0x650
[  242.288146]  ? smp_call_function_single_interrupt+0x650/0x650
[  242.294031]  ? interrupt_entry+0xb5/0xf0
[  242.298095]  ? trace_hardirqs_off_caller+0xbb/0x300
[  242.303108]  ? trace_hardirqs_off_caller+0xbb/0x300
[  242.308128]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  242.313056]  ? trace_hardirqs_off+0x300/0x300
[  242.317555]  ? trace_hardirqs_off+0x300/0x300
[  242.322056]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.327597]  ? check_preemption_disabled+0x48/0x200
[  242.332615]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.338159]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  242.343009]  apic_timer_interrupt+0xf/0x20
[  242.347237]  </IRQ>
[  242.349477] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  242.354405] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  242.373302] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  242.381014] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  242.388280] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  242.395551] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  242.402831] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  242.410094] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  242.417411]  skb_clone+0x1bb/0x500
[  242.421576]  ? finish_task_switch+0x1b5/0x900
[  242.426080]  ? skb_split+0x11e0/0x11e0
[  242.429972]  ? preempt_notifier_register+0x200/0x200
[  242.435073]  ? __switch_to_asm+0x34/0x70
[  242.439136]  ? __switch_to_asm+0x34/0x70
[  242.443209]  ? __switch_to_asm+0x40/0x70
[  242.447294]  ? __switch_to_asm+0x34/0x70
[  242.451357]  ? __switch_to_asm+0x40/0x70
[  242.455418]  ? __switch_to_asm+0x34/0x70
[  242.459475]  ? __switch_to_asm+0x40/0x70
[  242.463541]  ? __switch_to_asm+0x34/0x70
[  242.467621]  ? __switch_to_asm+0x34/0x70
[  242.471827]  ? __switch_to_asm+0x40/0x70
[  242.475884]  ? __switch_to_asm+0x34/0x70
[  242.479955]  bpf_clone_redirect+0xb9/0x490
[  242.484192]  ? __schedule+0x874/0x1ed0
[  242.488083]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  242.493104]  ? __sched_text_start+0x8/0x8
[  242.497256]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  242.502024]  ? find_held_lock+0x36/0x1c0
[  242.506091]  ? lock_acquire+0x1ed/0x520
[  242.510067]  ? bpf_test_run+0x32e/0x5a0
[  242.514044]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.519585]  ? check_preemption_disabled+0x48/0x200
[  242.524617]  ? kasan_check_read+0x11/0x20
[  242.528769]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  242.534048]  ? rcu_bh_qs+0xc0/0xc0
[  242.537603]  ? preempt_schedule+0x4d/0x60
[  242.541753]  ? ___preempt_schedule+0x16/0x18
[  242.546178]  ? bpf_test_run+0x1c0/0x5a0
[  242.550164]  ? netlink_diag_dump+0x2a0/0x2a0
[  242.554577]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.560123]  ? bpf_test_init.isra.9+0x70/0x100
[  242.564710]  ? bpf_prog_test_run_skb+0x634/0xb40
[  242.569498]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  242.574357]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  242.579978]  ? fput+0x130/0x1a0
[  242.583262]  ? __bpf_prog_get+0x9b/0x290
[  242.587327]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  242.592169]  ? bpf_prog_test_run+0x130/0x1a0
[  242.596580]  ? __x64_sys_bpf+0x3d8/0x510
[  242.600646]  ? bpf_prog_get+0x20/0x20
[  242.604458]  ? ksys_ioctl+0x81/0xd0
[  242.608096]  ? do_syscall_64+0x1b9/0x820
[  242.612161]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  242.617527]  ? syscall_return_slowpath+0x5e0/0x5e0
[  242.622467]  ? trace_hardirqs_off+0x300/0x300
[  242.626963]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  242.631977]  ? recalc_sigpending_tsk+0x180/0x180
[  242.636733]  ? kasan_check_write+0x14/0x20
[  242.640977]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  242.645828]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  242.651209] warn_alloc_show_mem: 1 callbacks suppressed
[  242.651220] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  242.651222] Mem-Info:
[  242.651254] active_anon:49480 inactive_anon:371 isolated_anon:0
[  242.651254]  active_file:14 inactive_file:18 isolated_file:1
[  242.651254]  unevictable:0 dirty:0 writeback:0 unstable:0
[  242.651254]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  242.651254]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  242.651254]  free:13768 free_pcp:583 free_cma:0
[  242.656586] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  242.656601] Call Trace:
[  242.663448] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  242.665852]  dump_stack+0x1c4/0x2b4
[  242.698713] Node 0 
[  242.708070]  ? dump_stack_print_info.cold.2+0x52/0x52
[  242.710645] 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
[  242.738302]  warn_alloc.cold.118+0xb7/0x1bd
[  242.741893] lowmem_reserve[]:
[  242.744129]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  242.749296]  0
[  242.774792]  ? lock_downgrade+0x900/0x900
[  242.779089]  2815
[  242.782195]  ? trace_hardirqs_off+0xb8/0x300
[  242.787005]  6318
[  242.788807]  ? trace_hardirqs_off+0xb8/0x300
[  242.792924]  6318
[  242.794989]  __alloc_pages_slowpath+0x2667/0x2d80
[  242.801450]  ? warn_alloc+0x120/0x120
[  242.805809] Node 0 
[  242.807870]  ? warn_alloc+0x120/0x120
[  242.812711] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  242.816480]  ? print_usage_bug+0xc0/0xc0
[  242.818688] lowmem_reserve[]:
[  242.822483]  ? warn_alloc+0x120/0x120
[  242.849344]  0 0
[  242.853429]  ? print_usage_bug+0xc0/0xc0
[  242.856507]  3503
[  242.860302]  ? __lock_acquire+0x7ec/0x4ec0
[  242.862256]  3503
[  242.866310]  ? __lock_acquire+0x7ec/0x4ec0
[  242.872614]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.874652] Node 0 
[  242.878896]  ? should_fail+0x22d/0xd01
[  242.884431] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  242.886637]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  242.890490] lowmem_reserve[]: 0
[  242.918950]  ? __lock_acquire+0x7ec/0x4ec0
[  242.924025]  0
[  242.927304]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  242.931506]  0 0
[  242.933316]  ? __lock_acquire+0x7ec/0x4ec0
[  242.940370]  ? should_fail+0x22d/0xd01
[  242.944580] Node 0 
[  242.948454]  ? print_usage_bug+0xc0/0xc0
[  242.948464] DMA: 
[  242.950701]  ? mark_held_locks+0x130/0x130
[  242.954737] 1*4kB 
[  242.956796]  ? mark_held_locks+0x130/0x130
[  242.961000] (U) 
[  242.963174]  ? graph_lock+0x170/0x170
[  242.967383] 0*8kB 
[  242.969354]  ? print_usage_bug+0xc0/0xc0
[  242.973126] 0*16kB 1*32kB 
[  242.975282]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  242.979316] (U) 
[  242.982154]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.986885] 2*64kB 
[  242.988852]  ? check_preemption_disabled+0x48/0x200
[  242.994356] (U) 1*128kB 
[  242.996594]  ? check_preemption_disabled+0x48/0x200
[  243.001594] (U) 
[  243.004263]  ? __lock_is_held+0xb5/0x140
[  243.009251] 1*256kB 
[  243.011227]  __alloc_pages_nodemask+0xa80/0xde0
[  243.015258] (U) 
[  243.017574]  ? graph_lock+0x170/0x170
[  243.022218] 0*512kB 
[  243.024187]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  243.027963] 1*1024kB 
[  243.030276]  ? graph_lock+0x170/0x170
[  243.035267] (U) 
[  243.037678]  ? find_held_lock+0x36/0x1c0
[  243.041447] 1*2048kB 
[  243.043424]  ? ____cache_alloc_node+0x1c7/0x1e0
[  243.047456] (M) 
[  243.049861]  ? lock_downgrade+0x900/0x900
[  243.054507] 3*4096kB 
[  243.056482]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.060602] (M) 
[  243.063010]  cache_grow_begin+0x91/0x8c0
[  243.068511] = 15908kB
[  243.068519] Node 0 
[  243.070496]  ? do_raw_spin_unlock+0xa7/0x2f0
[  243.074553] DMA32: 
[  243.076963]  fallback_alloc+0x203/0x2e0
[  243.079171] 4*4kB 
[  243.083576]  ____cache_alloc_node+0x1c7/0x1e0
[  243.085787] (UM) 
[  243.089761]  kmem_cache_alloc_node+0xe3/0x730
[  243.091883] 2*8kB 
[  243.096376]  ? ipv6_get_ifaddr+0x42e/0x620
[  243.098408] (M) 
[  243.102905]  __alloc_skb+0x119/0x770
[  243.105024] 1*16kB 
[  243.109258]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  243.111205] (M) 
[  243.114910]  ? skb_scrub_packet+0x490/0x490
[  243.117123] 1*32kB 
[  243.122393]  ? lock_downgrade+0x900/0x900
[  243.124346] (M) 
[  243.128664]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.130871] 3*64kB 
[  243.135012]  ? refcount_sub_and_test_checked+0x203/0x310
[  243.136962] (UM) 
[  243.142489]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  243.144706] 3*128kB 
[  243.150148]  ? addrconf_rs_timer+0x6f0/0x6f0
[  243.152182] (M) 
[  243.157636]  ndisc_alloc_skb+0x144/0x340
[  243.159925] 2*256kB 
[  243.164324]  ndisc_send_rs+0x331/0x6e0
[  243.166271] (M) 
[  243.170328]  addrconf_rs_timer+0x3c0/0x6f0
[  243.172624] 3*512kB 
[  243.176508]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.178455] (M) 
[  243.182697]  call_timer_fn+0x272/0x920
[  243.184983] 4*1024kB (UM) 
[  243.189220]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.191170] 3*2048kB 
[  243.195050]  ? process_timeout+0x40/0x40
[  243.197866] (M) 
[  243.202103]  ? find_held_lock+0x36/0x1c0
[  243.204483] 3*4096kB 
[  243.208554]  ? __run_timers+0x7da/0xc70
[  243.210496] (M) 
[  243.214558]  ? _raw_spin_unlock_irq+0x27/0x80
[  243.216944] = 25232kB
[  243.220912]  ? _raw_spin_unlock_irq+0x27/0x80
[  243.222865] Node 0 
[  243.227353]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.229736] Normal: 
[  243.234225]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  243.236439] 1065*4kB 
[  243.240667]  ? trace_hardirqs_on+0xbd/0x310
[  243.242964] (MEH) 
[  243.247546]  ? kasan_check_read+0x11/0x20
[  243.249933] 487*8kB 
[  243.254245]  ? __run_timers+0x7da/0xc70
[  243.256371] (ME) 
[  243.260513]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  243.262811] 153*16kB 
[  243.266781]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.268817] (MEH) 
[  243.274265]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.276650] 77*32kB 
[  243.280877]  __run_timers+0x7e5/0xc70
[  243.283000] (UM) 
[  243.287238]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  243.289528] 0*64kB 
[  243.293326]  ? compat_start_thread+0x80/0x80
[  243.295365] 1*128kB 
[  243.300724]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.302934] (H) 
[  243.307337]  ? kasan_check_write+0x14/0x20
[  243.309636] 1*256kB 
[  243.315168]  ? finish_task_switch+0x2f5/0x900
[  243.317115] (U) 
[  243.321344]  ? __switch_to_asm+0x40/0x70
[  243.323640] 1*512kB (U) 
[  243.328137]  ? preempt_notifier_register+0x200/0x200
[  243.330091] 0*1024kB 
[  243.334151]  ? __switch_to_asm+0x34/0x70
[  243.336802] 0*2048kB 
[  243.342070]  ? __switch_to_asm+0x40/0x70
[  243.344465] 0*4096kB 
[  243.348516]  ? __switch_to_asm+0x34/0x70
[  243.350923] = 13964kB
[  243.354975]  ? __switch_to_asm+0x40/0x70
[  243.357368] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  243.361416]  ? __switch_to_asm+0x34/0x70
[  243.363808] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  243.367854]  ? __switch_to_asm+0x40/0x70
[  243.376665] 412 total pagecache pages
[  243.380725]  ? pvclock_read_flags+0x160/0x160
[  243.389273] 0 pages in swap cache
[  243.393323]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.397106] Swap cache stats: add 0, delete 0, find 0/0
[  243.401590]  ? check_preemption_disabled+0x48/0x200
[  243.405022] Free swap  = 0kB
[  243.410565]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  243.415890] Total swap = 0kB
[  243.415898] 1965979 pages RAM
[  243.420911]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  243.423905] 0 pages HighMem/MovableOnly
[  243.429430]  ? rcu_pm_notify+0xc0/0xc0
[  243.432418] 343323 pages reserved
[  243.432426] 0 pages cma reserved
[  243.435531]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.440873] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  243.444744]  ? check_preemption_disabled+0x48/0x200
[  243.444768]  run_timer_softirq+0x52/0xb0
[  243.444785]  ? rcu_read_lock_sched_held+0x108/0x120
[  243.448713] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  243.452108]  __do_softirq+0x30b/0xad8
[  243.455489] syz-executor0 cpuset=
[  243.461030]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  243.467508] syz0
[  243.472519]  ? trace_hardirqs_off_caller+0x300/0x300
[  243.476562]  mems_allowed=0
[  243.481569]  ? trace_hardirqs_on+0x310/0x310
[  243.518724]  ? schedule+0x108/0x460
[  243.522361]  ? __schedule+0x1ed0/0x1ed0
[  243.526344]  ? trace_hardirqs_off+0xb8/0x300
[  243.530755]  ? ___might_sleep+0x1ed/0x300
[  243.534900]  ? smpboot_thread_fn+0x68b/0xa00
[  243.539307]  ? trace_hardirqs_on+0x310/0x310
[  243.543721]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.549261]  ? check_preemption_disabled+0x48/0x200
[  243.554282]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.559823]  ? takeover_tasklets+0xa90/0xa90
[  243.564238]  run_ksoftirqd+0x94/0x100
[  243.568039]  smpboot_thread_fn+0x68b/0xa00
[  243.572277]  ? sort_range+0x30/0x30
[  243.575906]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  243.581014]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.586559]  ? __kthread_parkme+0xfb/0x1a0
[  243.590799]  kthread+0x35a/0x420
[  243.594168]  ? sort_range+0x30/0x30
[  243.597792]  ? kthread_bind+0x40/0x40
[  243.601599]  ret_from_fork+0x3a/0x50
[  243.605334] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  243.605414] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  243.612612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  243.612618] Call Trace:
[  243.612624]  <IRQ>
[  243.612642]  dump_stack+0x1c4/0x2b4
[  243.612659]  ? dump_stack_print_info.cold.2+0x52/0x52
[  243.619186] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  243.628489]  warn_alloc.cold.118+0xb7/0x1bd
[  243.631038] ksoftirqd/1 cpuset=
[  243.633182]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  243.636784] /
[  243.641969]  ? lock_downgrade+0x900/0x900
[  243.652265]  mems_allowed=0
[  243.656613]  ? trace_hardirqs_off+0xb8/0x300
[  243.677847]  ? trace_hardirqs_off+0xb8/0x300
[  243.682270]  __alloc_pages_slowpath+0x2667/0x2d80
[  243.687169]  ? warn_alloc+0x120/0x120
[  243.691006]  ? warn_alloc+0x120/0x120
[  243.694812]  ? print_usage_bug+0xc0/0xc0
[  243.698872]  ? warn_alloc+0x120/0x120
[  243.702675]  ? print_usage_bug+0xc0/0xc0
[  243.706739]  ? __lock_acquire+0x7ec/0x4ec0
[  243.710971]  ? __lock_acquire+0x7ec/0x4ec0
[  243.715213]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.720752]  ? should_fail+0x22d/0xd01
[  243.724648]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  243.729756]  ? __lock_acquire+0x7ec/0x4ec0
[  243.734000]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  243.739104]  ? __lock_acquire+0x7ec/0x4ec0
[  243.743342]  ? should_fail+0x22d/0xd01
[  243.747239]  ? mark_held_locks+0x130/0x130
[  243.751482]  ? mark_held_locks+0x130/0x130
[  243.755718]  ? graph_lock+0x170/0x170
[  243.759518]  ? graph_lock+0x170/0x170
[  243.763347]  ? graph_lock+0x170/0x170
[  243.767147]  ? print_usage_bug+0xc0/0xc0
[  243.771212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.776748]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.782285]  ? check_preemption_disabled+0x48/0x200
[  243.787299]  ? check_preemption_disabled+0x48/0x200
[  243.792326]  ? __lock_is_held+0xb5/0x140
[  243.796393]  __alloc_pages_nodemask+0xa80/0xde0
[  243.801062]  ? graph_lock+0x170/0x170
[  243.804869]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  243.809885]  ? graph_lock+0x170/0x170
[  243.813696]  ? find_held_lock+0x36/0x1c0
[  243.817770]  ? ____cache_alloc_node+0x1c7/0x1e0
[  243.822439]  ? lock_downgrade+0x900/0x900
[  243.826599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.832146]  cache_grow_begin+0x91/0x8c0
[  243.836208]  ? do_raw_spin_unlock+0xa7/0x2f0
[  243.840631]  fallback_alloc+0x203/0x2e0
[  243.844619]  ____cache_alloc_node+0x1c7/0x1e0
[  243.849121]  kmem_cache_alloc_node+0xe3/0x730
[  243.853622]  ? ipv6_get_ifaddr+0x42e/0x620
[  243.857869]  __alloc_skb+0x119/0x770
[  243.861587]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  243.866873]  ? skb_scrub_packet+0x490/0x490
[  243.871193]  ? lock_downgrade+0x900/0x900
[  243.875352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.880891]  ? refcount_sub_and_test_checked+0x203/0x310
[  243.886345]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  243.891797]  ? addrconf_rs_timer+0x6f0/0x6f0
[  243.896218]  ndisc_alloc_skb+0x144/0x340
[  243.901330]  ndisc_send_rs+0x331/0x6e0
[  243.905225]  addrconf_rs_timer+0x3c0/0x6f0
[  243.909471]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.913721]  call_timer_fn+0x272/0x920
[  243.917612]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.921854]  ? process_timeout+0x40/0x40
[  243.925918]  ? find_held_lock+0x36/0x1c0
[  243.929987]  ? __run_timers+0x7da/0xc70
[  243.934143]  ? _raw_spin_unlock_irq+0x27/0x80
[  243.938636]  ? _raw_spin_unlock_irq+0x27/0x80
[  243.943132]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.947369]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  243.951959]  ? trace_hardirqs_on+0xbd/0x310
[  243.956281]  ? kasan_check_read+0x11/0x20
[  243.960433]  ? __run_timers+0x7da/0xc70
[  243.964406]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  243.969868]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.974110]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.978349]  __run_timers+0x7e5/0xc70
[  243.982163]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  243.987531]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  243.992569]  ? graph_lock+0x170/0x170
[  243.996379]  ? enqueue_hrtimer+0x1a5/0x560
[  244.000615]  ? lock_release+0x970/0x970
[  244.004599]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  244.009795]  ? find_held_lock+0x36/0x1c0
[  244.013864]  ? graph_lock+0x170/0x170
[  244.017669]  ? pvclock_read_flags+0x160/0x160
[  244.022166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.027707]  ? check_preemption_disabled+0x48/0x200
[  244.032735]  ? __lock_is_held+0xb5/0x140
[  244.036800]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.042340]  ? check_preemption_disabled+0x48/0x200
[  244.047364]  run_timer_softirq+0x52/0xb0
[  244.051429]  ? rcu_read_lock_sched_held+0x108/0x120
[  244.056458]  __do_softirq+0x30b/0xad8
[  244.060272]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  244.065381]  ? pvclock_read_flags+0x160/0x160
[  244.069878]  ? lapic_next_event+0x5a/0x90
[  244.074027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.079573]  ? check_preemption_disabled+0x48/0x200
[  244.084600]  ? check_preemption_disabled+0x48/0x200
[  244.089628]  ? kvm_clock_read+0x18/0x30
[  244.093608]  ? kvm_sched_clock_read+0x9/0x20
[  244.098019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.103560]  ? check_preemption_disabled+0x48/0x200
[  244.108600]  irq_exit+0x17f/0x1c0
[  244.112060]  smp_apic_timer_interrupt+0x1cb/0x760
[  244.116909]  ? smp_reschedule_interrupt+0x109/0x650
[  244.121933]  ? smp_call_function_single_interrupt+0x650/0x650
[  244.127818]  ? interrupt_entry+0xb5/0xf0
[  244.131881]  ? trace_hardirqs_off_caller+0xbb/0x300
[  244.136893]  ? trace_hardirqs_off_caller+0xbb/0x300
[  244.141912]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  244.146758]  ? trace_hardirqs_off+0x300/0x300
[  244.151257]  ? trace_hardirqs_off+0x300/0x300
[  244.155752]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.161291]  ? check_preemption_disabled+0x48/0x200
[  244.166305]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.171853]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  244.176740]  apic_timer_interrupt+0xf/0x20
[  244.180968]  </IRQ>
[  244.183211] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  244.188140] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  244.207044] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  244.214756] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  244.222022] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  244.229288] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  244.236559] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  244.243828] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  244.251146]  skb_clone+0x1bb/0x500
[  244.254690]  ? finish_task_switch+0x1b5/0x900
[  244.259189]  ? skb_split+0x11e0/0x11e0
[  244.263081]  ? preempt_notifier_register+0x200/0x200
[  244.268183]  ? __switch_to_asm+0x34/0x70
[  244.272247]  ? __switch_to_asm+0x34/0x70
[  244.276303]  ? __switch_to_asm+0x40/0x70
[  244.280359]  ? __switch_to_asm+0x34/0x70
[  244.284418]  ? __switch_to_asm+0x40/0x70
[  244.288479]  ? __switch_to_asm+0x34/0x70
[  244.292545]  ? __switch_to_asm+0x40/0x70
[  244.296611]  ? __switch_to_asm+0x34/0x70
[  244.300677]  ? __switch_to_asm+0x34/0x70
[  244.304736]  ? __switch_to_asm+0x40/0x70
[  244.308793]  ? __switch_to_asm+0x34/0x70
[  244.312862]  bpf_clone_redirect+0xb9/0x490
[  244.317099]  ? __schedule+0x874/0x1ed0
[  244.320998]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  244.326017]  ? __sched_text_start+0x8/0x8
[  244.330168]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  244.334937]  ? find_held_lock+0x36/0x1c0
[  244.339003]  ? lock_acquire+0x1ed/0x520
[  244.342975]  ? bpf_test_run+0x32e/0x5a0
[  244.346951]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.352489]  ? check_preemption_disabled+0x48/0x200
[  244.357509]  ? kasan_check_read+0x11/0x20
[  244.361667]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  244.366947]  ? rcu_bh_qs+0xc0/0xc0
[  244.370489]  ? preempt_schedule+0x4d/0x60
[  244.374640]  ? ___preempt_schedule+0x16/0x18
[  244.379060]  ? bpf_test_run+0x1c0/0x5a0
[  244.383046]  ? netlink_diag_dump+0x2a0/0x2a0
[  244.387461]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.393001]  ? bpf_test_init.isra.9+0x70/0x100
[  244.397596]  ? bpf_prog_test_run_skb+0x634/0xb40
[  244.402359]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  244.407204]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  244.412742]  ? fput+0x130/0x1a0
[  244.416024]  ? __bpf_prog_get+0x9b/0x290
[  244.420093]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  244.424939]  ? bpf_prog_test_run+0x130/0x1a0
[  244.429355]  ? __x64_sys_bpf+0x3d8/0x510
[  244.433417]  ? bpf_prog_get+0x20/0x20
[  244.437228]  ? ksys_ioctl+0x81/0xd0
[  244.440870]  ? do_syscall_64+0x1b9/0x820
[  244.444932]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  244.450298]  ? syscall_return_slowpath+0x5e0/0x5e0
[  244.455232]  ? trace_hardirqs_off+0x300/0x300
[  244.459728]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  244.464744]  ? recalc_sigpending_tsk+0x180/0x180
[  244.469502]  ? kasan_check_write+0x14/0x20
[  244.473937]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  244.478791]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  244.484178] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  244.484183] warn_alloc_show_mem: 1 callbacks suppressed
[  244.484190] Mem-Info:
[  244.491025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  244.496394] active_anon:49480 inactive_anon:371 isolated_anon:0
[  244.496394]  active_file:14 inactive_file:18 isolated_file:1
[  244.496394]  unevictable:0 dirty:0 writeback:0 unstable:0
[  244.496394]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  244.496394]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  244.496394]  free:13768 free_pcp:583 free_cma:0
[  244.498766] Call Trace:
[  244.508156] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  244.541026]  dump_stack+0x1c4/0x2b4
[  244.543608] Node 0 
[  244.571289]  ? dump_stack_print_info.cold.2+0x52/0x52
[  244.574912] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  244.577131]  warn_alloc.cold.118+0xb7/0x1bd
[  244.582286] lowmem_reserve[]:
[  244.607800]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  244.612098]  0
[  244.615198]  ? lock_downgrade+0x900/0x900
[  244.620015]  2815 6318
[  244.621831]  ? trace_hardirqs_off+0xb8/0x300
[  244.625949]  6318
[  244.628446]  ? trace_hardirqs_off+0xb8/0x300
[  244.632825] Node 0 
[  244.634887]  __alloc_pages_slowpath+0x2667/0x2d80
[  244.639291] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  244.641529]  ? warn_alloc+0x120/0x120
[  244.646316] lowmem_reserve[]:
[  244.673225]  ? warn_alloc+0x120/0x120
[  244.676998]  0
[  244.680104]  ? print_usage_bug+0xc0/0xc0
[  244.683874]  0
[  244.685675]  ? warn_alloc+0x120/0x120
[  244.689711]  3503
[  244.691508]  ? print_usage_bug+0xc0/0xc0
[  244.695280]  3503
[  244.697343]  ? __lock_acquire+0x7ec/0x4ec0
[  244.701381] Node 0 
[  244.703440]  ? __lock_acquire+0x7ec/0x4ec0
[  244.707678] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  244.709900]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.714103] lowmem_reserve[]: 0
[  244.742584]  ? should_fail+0x22d/0xd01
[  244.748103]  0
[  244.751379]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  244.755230]  0 0
[  244.757040]  ? __lock_acquire+0x7ec/0x4ec0
[  244.764086]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  244.768292] Node 0 
[  244.773388]  ? __lock_acquire+0x7ec/0x4ec0
[  244.773398] DMA: 
[  244.775631]  ? should_fail+0x22d/0xd01
[  244.779841] 1*4kB 
[  244.781941]  ? mark_held_locks+0x130/0x130
[  244.785795] (U) 
[  244.787942]  ? mark_held_locks+0x130/0x130
[  244.792148] 0*8kB 0*16kB 
[  244.794124]  ? graph_lock+0x170/0x170
[  244.798328] 1*32kB (U) 
[  244.801088]  ? graph_lock+0x170/0x170
[  244.804865] 2*64kB 
[  244.807444]  ? graph_lock+0x170/0x170
[  244.811218] (U) 
[  244.813449]  ? print_usage_bug+0xc0/0xc0
[  244.817225] 1*128kB 
[  244.819198]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.823223] (U) 1*256kB 
[  244.825558]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.831062] (U) 0*512kB 
[  244.833741]  ? check_preemption_disabled+0x48/0x200
[  244.839246] 1*1024kB (U) 
[  244.841920]  ? check_preemption_disabled+0x48/0x200
[  244.846903] 1*2048kB (M) 
[  244.849673]  ? __lock_is_held+0xb5/0x140
[  244.854654] 3*4096kB 
[  244.857412]  __alloc_pages_nodemask+0xa80/0xde0
[  244.861441] (M) 
[  244.863849]  ? graph_lock+0x170/0x170
[  244.868494] = 15908kB
[  244.870483]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  244.874253] Node 0 
[  244.876675]  ? graph_lock+0x170/0x170
[  244.881677] DMA32: 
[  244.883918]  ? find_held_lock+0x36/0x1c0
[  244.887686] 4*4kB 
[  244.889926]  ? ____cache_alloc_node+0x1c7/0x1e0
[  244.893951] (UM) 
[  244.896104]  ? lock_downgrade+0x900/0x900
[  244.900742] 2*8kB 
[  244.902811]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.906929] (M) 
[  244.909077]  cache_grow_begin+0x91/0x8c0
[  244.914581] 1*16kB (M) 
[  244.916573]  ? do_raw_spin_unlock+0xa7/0x2f0
[  244.920614] 1*32kB 
[  244.923195]  fallback_alloc+0x203/0x2e0
[  244.927573] (M) 
[  244.929808]  ____cache_alloc_node+0x1c7/0x1e0
[  244.933764] 3*64kB (UM) 
[  244.935750]  kmem_cache_alloc_node+0xe3/0x730
[  244.940220] 3*128kB 
[  244.942889]  ? ipv6_get_ifaddr+0x42e/0x620
[  244.947356] (M) 
[  244.949681]  __alloc_skb+0x119/0x770
[  244.953901] 2*256kB 
[  244.955875]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  244.959563] (M) 
[  244.961883]  ? skb_scrub_packet+0x490/0x490
[  244.967127] 3*512kB (M) 
[  244.969108]  ? lock_downgrade+0x900/0x900
[  244.973414] 4*1024kB (UM) 
[  244.976101]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.980206] 3*2048kB (M) 
[  244.983056]  ? refcount_sub_and_test_checked+0x203/0x310
[  244.988565] 3*4096kB 
[  244.991319]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  244.996761] (M) 
[  244.999170]  ? addrconf_rs_timer+0x6f0/0x6f0
[  245.004596] = 25232kB
[  245.006575]  ndisc_alloc_skb+0x144/0x340
[  245.010950] Node 0 
[  245.013361]  ndisc_send_rs+0x331/0x6e0
[  245.017395] Normal: 
[  245.019634]  addrconf_rs_timer+0x3c0/0x6f0
[  245.023491] 1065*4kB 
[  245.025813]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.030031] (MEH) 
[  245.032450]  call_timer_fn+0x272/0x920
[  245.036651] 487*8kB 
[  245.038885]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.042747] (ME) 
[  245.045069]  ? process_timeout+0x40/0x40
[  245.049271] 153*16kB (MEH) 
[  245.051337]  ? find_held_lock+0x36/0x1c0
[  245.055370] 77*32kB (UM) 
[  245.058310]  ? __run_timers+0x7da/0xc70
[  245.062367] 0*64kB 
[  245.065124]  ? _raw_spin_unlock_irq+0x27/0x80
[  245.069063] 1*128kB (H) 
[  245.071307]  ? _raw_spin_unlock_irq+0x27/0x80
[  245.075778] 1*256kB 
[  245.078445]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.082909] (U) 
[  245.085317]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  245.089526] 1*512kB 
[  245.091502]  ? trace_hardirqs_on+0xbd/0x310
[  245.096050] (U) 0*1024kB 
[  245.098378]  ? kasan_check_read+0x11/0x20
[  245.102673] 0*2048kB 
[  245.105428]  ? __run_timers+0x7da/0xc70
[  245.109552] 0*4096kB 
[  245.111959]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  245.115898] = 13964kB
[  245.115912] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  245.118313]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.123740] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  245.126140]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.134952] 412 total pagecache pages
[  245.139188]  __run_timers+0x7e5/0xc70
[  245.147738] 0 pages in swap cache
[  245.151975]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  245.155734] Swap cache stats: add 0, delete 0, find 0/0
[  245.155743] Free swap  = 0kB
[  245.159543]  ? compat_start_thread+0x80/0x80
[  245.162969] Total swap = 0kB
[  245.168330]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.173666] 1965979 pages RAM
[  245.176681]  ? kasan_check_write+0x14/0x20
[  245.181056] 0 pages HighMem/MovableOnly
[  245.181065] 343323 pages reserved
[  245.184080]  ? finish_task_switch+0x2f5/0x900
[  245.189590] 0 pages cma reserved
[  245.192688]  ? __switch_to_asm+0x40/0x70
[  245.196962] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  245.200859]  ? preempt_notifier_register+0x200/0x200
[  245.204378] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  245.208777]  ? __switch_to_asm+0x34/0x70
[  245.212118] syz-executor0 cpuset=
[  245.216175]  ? __switch_to_asm+0x40/0x70
[  245.222750] syz0
[  245.227853]  ? __switch_to_asm+0x34/0x70
[  245.227869]  ? __switch_to_asm+0x40/0x70
[  245.238363]  mems_allowed=0
[  245.242426]  ? __switch_to_asm+0x34/0x70
[  245.266917]  ? __switch_to_asm+0x40/0x70
[  245.270995]  ? pvclock_read_flags+0x160/0x160
[  245.275494]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.281038]  ? check_preemption_disabled+0x48/0x200
[  245.286065]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  245.291608]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  245.296891]  ? rcu_pm_notify+0xc0/0xc0
[  245.300784]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.306324]  ? check_preemption_disabled+0x48/0x200
[  245.311349]  run_timer_softirq+0x52/0xb0
[  245.315410]  ? rcu_read_lock_sched_held+0x108/0x120
[  245.320429]  __do_softirq+0x30b/0xad8
[  245.324246]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  245.329354]  ? trace_hardirqs_off_caller+0x300/0x300
[  245.334460]  ? trace_hardirqs_on+0x310/0x310
[  245.339082]  ? schedule+0x108/0x460
[  245.342720]  ? __schedule+0x1ed0/0x1ed0
[  245.346702]  ? trace_hardirqs_off+0xb8/0x300
[  245.351116]  ? ___might_sleep+0x1ed/0x300
[  245.355264]  ? smpboot_thread_fn+0x68b/0xa00
[  245.359676]  ? trace_hardirqs_on+0x310/0x310
[  245.364087]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.369630]  ? check_preemption_disabled+0x48/0x200
[  245.374647]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.380187]  ? takeover_tasklets+0xa90/0xa90
[  245.384598]  run_ksoftirqd+0x94/0x100
[  245.388416]  smpboot_thread_fn+0x68b/0xa00
[  245.392654]  ? sort_range+0x30/0x30
[  245.396288]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  245.401397]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.406933]  ? __kthread_parkme+0xfb/0x1a0
[  245.411176]  kthread+0x35a/0x420
[  245.414551]  ? sort_range+0x30/0x30
[  245.418177]  ? kthread_bind+0x40/0x40
[  245.421986]  ret_from_fork+0x3a/0x50
[  245.425721] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  245.425819] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  245.432996] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  245.433001] Call Trace:
[  245.433008]  <IRQ>
[  245.433025]  dump_stack+0x1c4/0x2b4
[  245.433042]  ? dump_stack_print_info.cold.2+0x52/0x52
[  245.439584] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  245.448890]  warn_alloc.cold.118+0xb7/0x1bd
[  245.451441] ksoftirqd/1 cpuset=
[  245.453584]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  245.457190] /
[  245.462379]  ? lock_downgrade+0x900/0x900
[  245.472672]  mems_allowed=0
[  245.476994]  ? trace_hardirqs_off+0xb8/0x300
[  245.498237]  ? trace_hardirqs_off+0xb8/0x300
[  245.502656]  __alloc_pages_slowpath+0x2667/0x2d80
[  245.507542]  ? warn_alloc+0x120/0x120
[  245.511355]  ? trace_hardirqs_on+0x310/0x310
[  245.515769]  ? warn_alloc+0x120/0x120
[  245.519579]  ? print_usage_bug+0xc0/0xc0
[  245.523647]  ? warn_alloc+0x120/0x120
[  245.527451]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  245.532469]  ? print_usage_bug+0xc0/0xc0
[  245.536533]  ? __lock_acquire+0x7ec/0x4ec0
[  245.540784]  ? __lock_acquire+0x7ec/0x4ec0
[  245.545023]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.550570]  ? should_fail+0x22d/0xd01
[  245.554468]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  245.559580]  ? __lock_acquire+0x7ec/0x4ec0
[  245.563860]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  245.568970]  ? __lock_acquire+0x7ec/0x4ec0
[  245.573205]  ? should_fail+0x22d/0xd01
[  245.577093]  ? print_usage_bug+0xc0/0xc0
[  245.581165]  ? mark_held_locks+0x130/0x130
[  245.585407]  ? mark_held_locks+0x130/0x130
[  245.589824]  ? graph_lock+0x170/0x170
[  245.593628]  ? print_usage_bug+0xc0/0xc0
[  245.597691]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  245.602453]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.607990]  ? check_preemption_disabled+0x48/0x200
[  245.613007]  ? check_preemption_disabled+0x48/0x200
[  245.618052]  ? __lock_is_held+0xb5/0x140
[  245.622120]  __alloc_pages_nodemask+0xa80/0xde0
[  245.626814]  ? graph_lock+0x170/0x170
[  245.630623]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  245.635636]  ? graph_lock+0x170/0x170
[  245.639449]  ? find_held_lock+0x36/0x1c0
[  245.643524]  ? ____cache_alloc_node+0x1c7/0x1e0
[  245.648210]  ? lock_downgrade+0x900/0x900
[  245.652373]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.657920]  cache_grow_begin+0x91/0x8c0
[  245.661983]  ? do_raw_spin_unlock+0xa7/0x2f0
[  245.666405]  fallback_alloc+0x203/0x2e0
[  245.670386]  ____cache_alloc_node+0x1c7/0x1e0
[  245.674890]  kmem_cache_alloc_node+0xe3/0x730
[  245.679385]  ? ipv6_get_ifaddr+0x42e/0x620
[  245.683634]  __alloc_skb+0x119/0x770
[  245.687351]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  245.692635]  ? skb_scrub_packet+0x490/0x490
[  245.696960]  ? lock_downgrade+0x900/0x900
[  245.701121]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.706663]  ? refcount_sub_and_test_checked+0x203/0x310
[  245.712120]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  245.717581]  ? addrconf_rs_timer+0x6f0/0x6f0
[  245.722011]  ndisc_alloc_skb+0x144/0x340
[  245.726084]  ndisc_send_rs+0x331/0x6e0
[  245.729980]  addrconf_rs_timer+0x3c0/0x6f0
[  245.734221]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.738470]  call_timer_fn+0x272/0x920
[  245.742361]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.746602]  ? process_timeout+0x40/0x40
[  245.750666]  ? find_held_lock+0x36/0x1c0
[  245.754737]  ? __run_timers+0x7da/0xc70
[  245.758720]  ? _raw_spin_unlock_irq+0x27/0x80
[  245.763215]  ? _raw_spin_unlock_irq+0x27/0x80
[  245.767710]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.771947]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  245.776531]  ? trace_hardirqs_on+0xbd/0x310
[  245.780863]  ? kasan_check_read+0x11/0x20
[  245.785011]  ? __run_timers+0x7da/0xc70
[  245.788991]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  245.794451]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.798692]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.802930]  __run_timers+0x7e5/0xc70
[  245.806748]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  245.812114]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  245.817135]  ? graph_lock+0x170/0x170
[  245.820945]  ? enqueue_hrtimer+0x1a5/0x560
[  245.825177]  ? lock_release+0x970/0x970
[  245.829153]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  245.834350]  ? find_held_lock+0x36/0x1c0
[  245.838415]  ? graph_lock+0x170/0x170
[  245.842216]  ? pvclock_read_flags+0x160/0x160
[  245.846713]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.852248]  ? check_preemption_disabled+0x48/0x200
[  245.857286]  ? __lock_is_held+0xb5/0x140
[  245.861353]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.866888]  ? check_preemption_disabled+0x48/0x200
[  245.871917]  run_timer_softirq+0x52/0xb0
[  245.875983]  ? rcu_read_lock_sched_held+0x108/0x120
[  245.881004]  __do_softirq+0x30b/0xad8
[  245.884815]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  245.889925]  ? pvclock_read_flags+0x160/0x160
[  245.894422]  ? lapic_next_event+0x5a/0x90
[  245.898573]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.904118]  ? check_preemption_disabled+0x48/0x200
[  245.909132]  ? check_preemption_disabled+0x48/0x200
[  245.914156]  ? kvm_clock_read+0x18/0x30
[  245.918135]  ? kvm_sched_clock_read+0x9/0x20
[  245.922553]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.928090]  ? check_preemption_disabled+0x48/0x200
[  245.933117]  irq_exit+0x17f/0x1c0
[  245.936578]  smp_apic_timer_interrupt+0x1cb/0x760
[  245.941442]  ? smp_reschedule_interrupt+0x109/0x650
[  245.946465]  ? smp_call_function_single_interrupt+0x650/0x650
[  245.952350]  ? interrupt_entry+0xb5/0xf0
[  245.956415]  ? trace_hardirqs_off_caller+0xbb/0x300
[  245.961431]  ? trace_hardirqs_off_caller+0xbb/0x300
[  245.966448]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  245.971291]  ? trace_hardirqs_off+0x300/0x300
[  245.975787]  ? trace_hardirqs_off+0x300/0x300
[  245.980285]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.985824]  ? check_preemption_disabled+0x48/0x200
[  245.990842]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.996391]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  246.001244]  apic_timer_interrupt+0xf/0x20
[  246.005476]  </IRQ>
[  246.007715] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  246.012648] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  246.031556] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  246.039273] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  246.046551] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  246.053822] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  246.061091] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  246.068360] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  246.075694]  skb_clone+0x1bb/0x500
[  246.079238]  ? finish_task_switch+0x1b5/0x900
[  246.083738]  ? skb_split+0x11e0/0x11e0
[  246.087629]  ? preempt_notifier_register+0x200/0x200
[  246.092731]  ? __switch_to_asm+0x34/0x70
[  246.096792]  ? __switch_to_asm+0x34/0x70
[  246.100850]  ? __switch_to_asm+0x40/0x70
[  246.104907]  ? __switch_to_asm+0x34/0x70
[  246.108965]  ? __switch_to_asm+0x40/0x70
[  246.113023]  ? __switch_to_asm+0x34/0x70
[  246.117085]  ? __switch_to_asm+0x40/0x70
[  246.121144]  ? __switch_to_asm+0x34/0x70
[  246.125209]  ? __switch_to_asm+0x34/0x70
[  246.129271]  ? __switch_to_asm+0x40/0x70
[  246.133328]  ? __switch_to_asm+0x34/0x70
[  246.137398]  bpf_clone_redirect+0xb9/0x490
[  246.141636]  ? __schedule+0x874/0x1ed0
[  246.145532]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  246.150564]  ? __sched_text_start+0x8/0x8
[  246.154723]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  246.159492]  ? find_held_lock+0x36/0x1c0
[  246.163569]  ? lock_acquire+0x1ed/0x520
[  246.167558]  ? bpf_test_run+0x32e/0x5a0
[  246.171545]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.177083]  ? check_preemption_disabled+0x48/0x200
[  246.182108]  ? kasan_check_read+0x11/0x20
[  246.186263]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  246.191550]  ? rcu_bh_qs+0xc0/0xc0
[  246.195094]  ? preempt_schedule+0x4d/0x60
[  246.199249]  ? ___preempt_schedule+0x16/0x18
[  246.203665]  ? bpf_test_run+0x1c0/0x5a0
[  246.207650]  ? netlink_diag_dump+0x2a0/0x2a0
[  246.212064]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.217609]  ? bpf_test_init.isra.9+0x70/0x100
[  246.222198]  ? bpf_prog_test_run_skb+0x634/0xb40
[  246.226962]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  246.231804]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  246.237350]  ? fput+0x130/0x1a0
[  246.240629]  ? __bpf_prog_get+0x9b/0x290
[  246.244696]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  246.249547]  ? bpf_prog_test_run+0x130/0x1a0
[  246.253959]  ? __x64_sys_bpf+0x3d8/0x510
[  246.258020]  ? bpf_prog_get+0x20/0x20
[  246.261833]  ? ksys_ioctl+0x81/0xd0
[  246.265470]  ? do_syscall_64+0x1b9/0x820
[  246.269543]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  246.274925]  ? syscall_return_slowpath+0x5e0/0x5e0
[  246.279874]  ? trace_hardirqs_off+0x300/0x300
[  246.284434]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  246.289459]  ? recalc_sigpending_tsk+0x180/0x180
[  246.294221]  ? kasan_check_write+0x14/0x20
[  246.298559]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  246.303422]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  246.308799] warn_alloc_show_mem: 1 callbacks suppressed
[  246.308811] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  246.308813] Mem-Info:
[  246.308846] active_anon:49480 inactive_anon:371 isolated_anon:0
[  246.308846]  active_file:14 inactive_file:18 isolated_file:1
[  246.308846]  unevictable:0 dirty:0 writeback:0 unstable:0
[  246.308846]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  246.308846]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  246.308846]  free:13768 free_pcp:583 free_cma:0
[  246.314174] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  246.314183] Call Trace:
[  246.321033] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  246.323443]  dump_stack+0x1c4/0x2b4
[  246.356308] Node 0 
[  246.365677]  ? dump_stack_print_info.cold.2+0x52/0x52
[  246.368253] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  246.395912]  warn_alloc.cold.118+0xb7/0x1bd
[  246.399507] lowmem_reserve[]:
[  246.401739]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  246.406904]  0
[  246.432588]  ? lock_downgrade+0x900/0x900
[  246.436888]  2815
[  246.439994]  ? trace_hardirqs_off+0xb8/0x300
[  246.444809]  6318
[  246.446609]  ? trace_hardirqs_off+0xb8/0x300
[  246.451333]  6318
[  246.453406]  __alloc_pages_slowpath+0x2667/0x2d80
[  246.457781] Node 0 
[  246.459864]  ? warn_alloc+0x120/0x120
[  246.464249] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  246.466283]  ? warn_alloc+0x120/0x120
[  246.471316] lowmem_reserve[]: 0
[  246.473580]  ? print_usage_bug+0xc0/0xc0
[  246.477342]  0 3503
[  246.504259]  ? warn_alloc+0x120/0x120
[  246.508038]  3503
[  246.511320]  ? print_usage_bug+0xc0/0xc0
[  246.517592]  ? __lock_acquire+0x7ec/0x4ec0
[  246.521372] Node 0 
[  246.523434]  ? __lock_acquire+0x7ec/0x4ec0
[  246.527502] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  246.531716]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.533917] lowmem_reserve[]: 0
[  246.538158]  ? should_fail+0x22d/0xd01
[  246.566601]  0
[  246.572148]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  246.575380]  0 0
[  246.579275]  ? __lock_acquire+0x7ec/0x4ec0
[  246.586156]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  246.588105] Node 0 
[  246.592335]  ? __lock_acquire+0x7ec/0x4ec0
[  246.597426] DMA: 
[  246.599665]  ? should_fail+0x22d/0xd01
[  246.603874] 1*4kB 
[  246.605939]  ? mark_held_locks+0x130/0x130
[  246.609789] (U) 
[  246.611933]  ? mark_held_locks+0x130/0x130
[  246.616141] 0*8kB 
[  246.618116]  ? graph_lock+0x170/0x170
[  246.622335] 0*16kB 
[  246.624477]  ? graph_lock+0x170/0x170
[  246.628253] 1*32kB 
[  246.630481]  ? graph_lock+0x170/0x170
[  246.634257] (U) 
[  246.636487]  ? print_usage_bug+0xc0/0xc0
[  246.640275] 2*64kB 
[  246.642250]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.646281] (U) 
[  246.648531]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.654056] 1*128kB 
[  246.656025]  ? check_preemption_disabled+0x48/0x200
[  246.661555] (U) 
[  246.663877]  ? check_preemption_disabled+0x48/0x200
[  246.668863] 1*256kB (U) 
[  246.670855]  ? __lock_is_held+0xb5/0x140
[  246.675835] 0*512kB 
[  246.678506]  __alloc_pages_nodemask+0xa80/0xde0
[  246.682544] 1*1024kB 
[  246.684858]  ? graph_lock+0x170/0x170
[  246.689503] (U) 
[  246.691914]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  246.695686] 1*2048kB 
[  246.697654]  ? graph_lock+0x170/0x170
[  246.702644] (M) 
[  246.705061]  ? find_held_lock+0x36/0x1c0
[  246.708830] 3*4096kB 
[  246.710808]  ? ____cache_alloc_node+0x1c7/0x1e0
[  246.714834] (M) 
[  246.717238]  ? lock_downgrade+0x900/0x900
[  246.721877] = 15908kB
[  246.721885] Node 0 
[  246.723862]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.727975] DMA32: 4*4kB 
[  246.730393]  cache_grow_begin+0x91/0x8c0
[  246.732624] (UM) 
[  246.738155]  ? do_raw_spin_unlock+0xa7/0x2f0
[  246.740890] 2*8kB 
[  246.744955]  fallback_alloc+0x203/0x2e0
[  246.746986] (M) 
[  246.751396]  ____cache_alloc_node+0x1c7/0x1e0
[  246.753518] 1*16kB 
[  246.757493]  kmem_cache_alloc_node+0xe3/0x730
[  246.759442] (M) 
[  246.763932]  ? ipv6_get_ifaddr+0x42e/0x620
[  246.766141] 1*32kB 
[  246.770637]  __alloc_skb+0x119/0x770
[  246.772579] (M) 
[  246.776827]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  246.779037] 3*64kB 
[  246.782751]  ? skb_scrub_packet+0x490/0x490
[  246.784697] (UM) 
[  246.789973]  ? lock_downgrade+0x900/0x900
[  246.792187] 3*128kB 
[  246.796524]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.798562] (M) 
[  246.802712]  ? refcount_sub_and_test_checked+0x203/0x310
[  246.805012] 2*256kB 
[  246.810576]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  246.812527] (M) 
[  246.817980]  ? addrconf_rs_timer+0x6f0/0x6f0
[  246.820278] 3*512kB 
[  246.825773]  ndisc_alloc_skb+0x144/0x340
[  246.827713] (M) 
[  246.832119]  ndisc_send_rs+0x331/0x6e0
[  246.834412] 4*1024kB (UM) 
[  246.838479]  addrconf_rs_timer+0x3c0/0x6f0
[  246.840428] 3*2048kB 
[  246.844309]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.847125] (M) 
[  246.851362]  call_timer_fn+0x272/0x920
[  246.853742] 3*4096kB 
[  246.857972]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.859924] (M) 
[  246.863810]  ? process_timeout+0x40/0x40
[  246.866196] = 25232kB
[  246.870422]  ? find_held_lock+0x36/0x1c0
[  246.872372] Node 0 
[  246.876438]  ? __run_timers+0x7da/0xc70
[  246.878809] Normal: 1065*4kB 
[  246.882873]  ? _raw_spin_unlock_irq+0x27/0x80
[  246.885081] (MEH) 
[  246.889054]  ? _raw_spin_unlock_irq+0x27/0x80
[  246.892131] 487*8kB (ME) 
[  246.896631]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.898756] 153*16kB 
[  246.903243]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  246.905972] (MEH) 
[  246.910200]  ? trace_hardirqs_on+0xbd/0x310
[  246.912585] 77*32kB 
[  246.917162]  ? kasan_check_read+0x11/0x20
[  246.919294] (UM) 
[  246.923614]  ? __run_timers+0x7da/0xc70
[  246.925939] 0*64kB 
[  246.930080]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  246.932118] 1*128kB 
[  246.936087]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.938295] (H) 
[  246.943761]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.946060] 1*256kB 
[  246.950288]  __run_timers+0x7e5/0xc70
[  246.952236] (U) 
[  246.956471]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  246.958764] 1*512kB 
[  246.962565]  ? compat_start_thread+0x80/0x80
[  246.964514] (U) 
[  246.969880]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.972170] 0*1024kB 0*2048kB 
[  246.976581]  ? kasan_check_write+0x14/0x20
[  246.978543] 0*4096kB 
[  246.984074]  ? finish_task_switch+0x2f5/0x900
[  246.987251] = 13964kB
[  246.987265] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  246.991488]  ? __switch_to_asm+0x40/0x70
[  246.993879] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  246.998359]  ? preempt_notifier_register+0x200/0x200
[  247.000744] 412 total pagecache pages
[  247.009581]  ? __switch_to_asm+0x34/0x70
[  247.013625] 0 pages in swap cache
[  247.022190]  ? __switch_to_asm+0x40/0x70
[  247.022205]  ? __switch_to_asm+0x34/0x70
[  247.027318] Swap cache stats: add 0, delete 0, find 0/0
[  247.027327] Free swap  = 0kB
[  247.031136]  ? __switch_to_asm+0x40/0x70
[  247.035167] Total swap = 0kB
[  247.035176] 1965979 pages RAM
[  247.038627]  ? __switch_to_asm+0x34/0x70
[  247.042665] 0 pages HighMem/MovableOnly
[  247.046717]  ? __switch_to_asm+0x40/0x70
[  247.052053] 343323 pages reserved
[  247.052062] 0 pages cma reserved
[  247.055085]  ? pvclock_read_flags+0x160/0x160
[  247.059199] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  247.062130]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.065300] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  247.069266]  ? check_preemption_disabled+0x48/0x200
[  247.073217] syz-executor0 cpuset=
[  247.077278]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  247.080701] syz0
[  247.084058]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  247.084074]  ? rcu_pm_notify+0xc0/0xc0
[  247.088559]  mems_allowed=0
[  247.095043]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.144534]  ? check_preemption_disabled+0x48/0x200
[  247.149580]  run_timer_softirq+0x52/0xb0
[  247.153643]  ? rcu_read_lock_sched_held+0x108/0x120
[  247.158669]  __do_softirq+0x30b/0xad8
[  247.162484]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  247.167592]  ? trace_hardirqs_off_caller+0x300/0x300
[  247.172694]  ? trace_hardirqs_on+0x310/0x310
[  247.177115]  ? schedule+0x108/0x460
[  247.180753]  ? __schedule+0x1ed0/0x1ed0
[  247.184738]  ? trace_hardirqs_off+0xb8/0x300
[  247.189154]  ? ___might_sleep+0x1ed/0x300
[  247.193298]  ? smpboot_thread_fn+0x68b/0xa00
[  247.197706]  ? trace_hardirqs_on+0x310/0x310
[  247.202125]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.207683]  ? check_preemption_disabled+0x48/0x200
[  247.212699]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.218239]  ? takeover_tasklets+0xa90/0xa90
[  247.222653]  run_ksoftirqd+0x94/0x100
[  247.226460]  smpboot_thread_fn+0x68b/0xa00
[  247.230699]  ? sort_range+0x30/0x30
[  247.234347]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  247.239453]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.244991]  ? __kthread_parkme+0xfb/0x1a0
[  247.249230]  kthread+0x35a/0x420
[  247.252597]  ? sort_range+0x30/0x30
[  247.256228]  ? kthread_bind+0x40/0x40
[  247.260032]  ret_from_fork+0x3a/0x50
[  247.263766] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  247.263847] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  247.271037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  247.271046] Call Trace:
[  247.277656] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  247.286887]  <IRQ>
[  247.289460] ksoftirqd/1 cpuset=
[  247.299775]  dump_stack+0x1c4/0x2b4
[  247.301901] /
[  247.305192]  ? dump_stack_print_info.cold.2+0x52/0x52
[  247.308798]  mems_allowed=0
[  247.310515]  warn_alloc.cold.118+0xb7/0x1bd
[  247.322912]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  247.327847]  ? lock_downgrade+0x900/0x900
[  247.332003]  ? trace_hardirqs_off+0xb8/0x300
[  247.336417]  ? trace_hardirqs_off+0xb8/0x300
[  247.341310]  __alloc_pages_slowpath+0x2667/0x2d80
[  247.346185]  ? warn_alloc+0x120/0x120
[  247.349987]  ? trace_hardirqs_on+0x310/0x310
[  247.354400]  ? warn_alloc+0x120/0x120
[  247.358205]  ? print_usage_bug+0xc0/0xc0
[  247.362267]  ? warn_alloc+0x120/0x120
[  247.366070]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  247.371089]  ? print_usage_bug+0xc0/0xc0
[  247.375174]  ? __lock_acquire+0x7ec/0x4ec0
[  247.379408]  ? __lock_acquire+0x7ec/0x4ec0
[  247.383645]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.389186]  ? should_fail+0x22d/0xd01
[  247.393081]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  247.398190]  ? __lock_acquire+0x7ec/0x4ec0
[  247.402432]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  247.407543]  ? __lock_acquire+0x7ec/0x4ec0
[  247.411776]  ? should_fail+0x22d/0xd01
[  247.415662]  ? print_usage_bug+0xc0/0xc0
[  247.419735]  ? mark_held_locks+0x130/0x130
[  247.423977]  ? mark_held_locks+0x130/0x130
[  247.428223]  ? graph_lock+0x170/0x170
[  247.432024]  ? print_usage_bug+0xc0/0xc0
[  247.436087]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  247.440847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.446386]  ? check_preemption_disabled+0x48/0x200
[  247.451402]  ? check_preemption_disabled+0x48/0x200
[  247.456428]  ? __lock_is_held+0xb5/0x140
[  247.460495]  __alloc_pages_nodemask+0xa80/0xde0
[  247.465164]  ? graph_lock+0x170/0x170
[  247.468973]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  247.473984]  ? graph_lock+0x170/0x170
[  247.477800]  ? find_held_lock+0x36/0x1c0
[  247.481876]  ? ____cache_alloc_node+0x1c7/0x1e0
[  247.486556]  ? lock_downgrade+0x900/0x900
[  247.490714]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.496261]  cache_grow_begin+0x91/0x8c0
[  247.500326]  ? do_raw_spin_unlock+0xa7/0x2f0
[  247.504742]  fallback_alloc+0x203/0x2e0
[  247.508724]  ____cache_alloc_node+0x1c7/0x1e0
[  247.513231]  kmem_cache_alloc_node+0xe3/0x730
[  247.517729]  ? ipv6_get_ifaddr+0x42e/0x620
[  247.521975]  __alloc_skb+0x119/0x770
[  247.525804]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  247.531093]  ? skb_scrub_packet+0x490/0x490
[  247.535457]  ? lock_downgrade+0x900/0x900
[  247.539648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.545187]  ? refcount_sub_and_test_checked+0x203/0x310
[  247.550648]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  247.556101]  ? addrconf_rs_timer+0x6f0/0x6f0
[  247.560554]  ndisc_alloc_skb+0x144/0x340
[  247.564630]  ndisc_send_rs+0x331/0x6e0
[  247.568525]  addrconf_rs_timer+0x3c0/0x6f0
[  247.572778]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.577043]  call_timer_fn+0x272/0x920
[  247.580931]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.585169]  ? process_timeout+0x40/0x40
[  247.589259]  ? find_held_lock+0x36/0x1c0
[  247.593333]  ? __run_timers+0x7da/0xc70
[  247.597311]  ? _raw_spin_unlock_irq+0x27/0x80
[  247.601812]  ? _raw_spin_unlock_irq+0x27/0x80
[  247.606310]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.610554]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  247.615141]  ? trace_hardirqs_on+0xbd/0x310
[  247.619461]  ? kasan_check_read+0x11/0x20
[  247.623620]  ? __run_timers+0x7da/0xc70
[  247.627606]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  247.633066]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.637312]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.641558]  __run_timers+0x7e5/0xc70
[  247.645381]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  247.650753]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  247.655771]  ? graph_lock+0x170/0x170
[  247.659580]  ? enqueue_hrtimer+0x1a5/0x560
[  247.663818]  ? lock_release+0x970/0x970
[  247.667794]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  247.672997]  ? find_held_lock+0x36/0x1c0
[  247.677066]  ? graph_lock+0x170/0x170
[  247.680869]  ? pvclock_read_flags+0x160/0x160
[  247.685365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.690900]  ? check_preemption_disabled+0x48/0x200
[  247.695932]  ? __lock_is_held+0xb5/0x140
[  247.699998]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.705545]  ? check_preemption_disabled+0x48/0x200
[  247.710579]  run_timer_softirq+0x52/0xb0
[  247.714646]  ? rcu_read_lock_sched_held+0x108/0x120
[  247.719666]  __do_softirq+0x30b/0xad8
[  247.723482]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  247.728600]  ? pvclock_read_flags+0x160/0x160
[  247.733098]  ? lapic_next_event+0x5a/0x90
[  247.737251]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.742788]  ? check_preemption_disabled+0x48/0x200
[  247.747801]  ? check_preemption_disabled+0x48/0x200
[  247.752822]  ? kvm_clock_read+0x18/0x30
[  247.756796]  ? kvm_sched_clock_read+0x9/0x20
[  247.761219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.766759]  ? check_preemption_disabled+0x48/0x200
[  247.771792]  irq_exit+0x17f/0x1c0
[  247.775249]  smp_apic_timer_interrupt+0x1cb/0x760
[  247.780094]  ? smp_reschedule_interrupt+0x109/0x650
[  247.785125]  ? smp_call_function_single_interrupt+0x650/0x650
[  247.791042]  ? interrupt_entry+0xb5/0xf0
[  247.795200]  ? trace_hardirqs_off_caller+0xbb/0x300
[  247.800220]  ? trace_hardirqs_off_caller+0xbb/0x300
[  247.805237]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.810083]  ? trace_hardirqs_off+0x300/0x300
[  247.814582]  ? trace_hardirqs_off+0x300/0x300
[  247.819086]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.824630]  ? check_preemption_disabled+0x48/0x200
[  247.829646]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.835192]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.840048]  apic_timer_interrupt+0xf/0x20
[  247.844279]  </IRQ>
[  247.846524] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  247.851463] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  247.870376] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  247.878097] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  247.885372] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  247.892642] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  247.899910] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  247.907176] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  247.914493]  skb_clone+0x1bb/0x500
[  247.918037]  ? finish_task_switch+0x1b5/0x900
[  247.922543]  ? skb_split+0x11e0/0x11e0
[  247.926433]  ? preempt_notifier_register+0x200/0x200
[  247.931535]  ? __switch_to_asm+0x34/0x70
[  247.935610]  ? __switch_to_asm+0x34/0x70
[  247.939674]  ? __switch_to_asm+0x40/0x70
[  247.943731]  ? __switch_to_asm+0x34/0x70
[  247.947791]  ? __switch_to_asm+0x40/0x70
[  247.951852]  ? __switch_to_asm+0x34/0x70
[  247.955910]  ? __switch_to_asm+0x40/0x70
[  247.959971]  ? __switch_to_asm+0x34/0x70
[  247.964034]  ? __switch_to_asm+0x34/0x70
[  247.968094]  ? __switch_to_asm+0x40/0x70
[  247.972152]  ? __switch_to_asm+0x34/0x70
[  247.976225]  bpf_clone_redirect+0xb9/0x490
[  247.980463]  ? __schedule+0x874/0x1ed0
[  247.984356]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  247.989374]  ? __sched_text_start+0x8/0x8
[  247.993526]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  247.998305]  ? find_held_lock+0x36/0x1c0
[  248.002373]  ? lock_acquire+0x1ed/0x520
[  248.006347]  ? bpf_test_run+0x32e/0x5a0
[  248.010327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.015866]  ? check_preemption_disabled+0x48/0x200
[  248.020887]  ? kasan_check_read+0x11/0x20
[  248.025039]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  248.030316]  ? rcu_bh_qs+0xc0/0xc0
[  248.033864]  ? preempt_schedule+0x4d/0x60
[  248.038027]  ? ___preempt_schedule+0x16/0x18
[  248.042448]  ? bpf_test_run+0x1c0/0x5a0
[  248.046432]  ? netlink_diag_dump+0x2a0/0x2a0
[  248.050852]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.056389]  ? bpf_test_init.isra.9+0x70/0x100
[  248.060975]  ? bpf_prog_test_run_skb+0x634/0xb40
[  248.065739]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  248.070586]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  248.076128]  ? fput+0x130/0x1a0
[  248.079408]  ? __bpf_prog_get+0x9b/0x290
[  248.083477]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  248.088317]  ? bpf_prog_test_run+0x130/0x1a0
[  248.092731]  ? __x64_sys_bpf+0x3d8/0x510
[  248.096794]  ? bpf_prog_get+0x20/0x20
[  248.100612]  ? ksys_ioctl+0x81/0xd0
[  248.104253]  ? do_syscall_64+0x1b9/0x820
[  248.108317]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  248.113682]  ? syscall_return_slowpath+0x5e0/0x5e0
[  248.118622]  ? trace_hardirqs_off+0x300/0x300
[  248.123123]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  248.128143]  ? recalc_sigpending_tsk+0x180/0x180
[  248.132897]  ? kasan_check_write+0x14/0x20
[  248.137142]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  248.141994]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  248.147372] warn_alloc_show_mem: 1 callbacks suppressed
[  248.147384] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  248.147386] Mem-Info:
[  248.147418] active_anon:49480 inactive_anon:371 isolated_anon:0
[  248.147418]  active_file:14 inactive_file:18 isolated_file:1
[  248.147418]  unevictable:0 dirty:0 writeback:0 unstable:0
[  248.147418]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  248.147418]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  248.147418]  free:13768 free_pcp:583 free_cma:0
[  248.152750] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  248.152759] Call Trace:
[  248.159613] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  248.162012]  dump_stack+0x1c4/0x2b4
[  248.194877] Node 0 
[  248.204239]  ? dump_stack_print_info.cold.2+0x52/0x52
[  248.206817] 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
[  248.234478]  warn_alloc.cold.118+0xb7/0x1bd
[  248.238071] lowmem_reserve[]:
[  248.240304]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  248.245464]  0 2815
[  248.270981]  ? lock_downgrade+0x900/0x900
[  248.275273]  6318
[  248.278380]  ? trace_hardirqs_off+0xb8/0x300
[  248.283194]  6318
[  248.285430]  ? trace_hardirqs_off+0xb8/0x300
[  248.289572] Node 0 
[  248.291646]  __alloc_pages_slowpath+0x2667/0x2d80
[  248.296047] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  248.298114]  ? warn_alloc+0x120/0x120
[  248.302458] lowmem_reserve[]:
[  248.304693]  ? warn_alloc+0x120/0x120
[  248.309506]  0
[  248.336424]  ? print_usage_bug+0xc0/0xc0
[  248.340200]  0
[  248.343302]  ? warn_alloc+0x120/0x120
[  248.347072]  3503
[  248.348873]  ? print_usage_bug+0xc0/0xc0
[  248.352908]  3503
[  248.354705]  ? __lock_acquire+0x7ec/0x4ec0
[  248.360534]  ? __lock_acquire+0x7ec/0x4ec0
[  248.364580] Node 0 
[  248.366640]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.370870] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  248.375075]  ? should_fail+0x22d/0xd01
[  248.377285] lowmem_reserve[]:
[  248.382830]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  248.411268]  0
[  248.415165]  ? __lock_acquire+0x7ec/0x4ec0
[  248.418245]  0
[  248.423455]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  248.425225]  0
[  248.429461]  ? __lock_acquire+0x7ec/0x4ec0
[  248.431235]  0
[  248.436337]  ? should_fail+0x22d/0xd01
[  248.442346]  ? print_usage_bug+0xc0/0xc0
[  248.444128] Node 0 
[  248.448023]  ? mark_held_locks+0x130/0x130
[  248.452045] DMA: 
[  248.454284]  ? mark_held_locks+0x130/0x130
[  248.458489] 1*4kB 
[  248.460580]  ? graph_lock+0x170/0x170
[  248.464779] (U) 
[  248.466932]  ? print_usage_bug+0xc0/0xc0
[  248.470909] 0*8kB 0*16kB 
[  248.472898]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  248.476923] 1*32kB (U) 
[  248.479691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.484417] 2*64kB 
[  248.486997]  ? check_preemption_disabled+0x48/0x200
[  248.492505] (U) 
[  248.494744]  ? check_preemption_disabled+0x48/0x200
[  248.499725] 1*128kB (U) 
[  248.501716]  ? __lock_is_held+0xb5/0x140
[  248.506696] 1*256kB 
[  248.509371]  __alloc_pages_nodemask+0xa80/0xde0
[  248.513400] (U) 
[  248.515719]  ? graph_lock+0x170/0x170
[  248.520365] 0*512kB 
[  248.522347]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  248.526113] 1*1024kB 
[  248.528436]  ? graph_lock+0x170/0x170
[  248.533425] (U) 
[  248.535844]  ? find_held_lock+0x36/0x1c0
[  248.539607] 1*2048kB (M) 
[  248.541600]  ? ____cache_alloc_node+0x1c7/0x1e0
[  248.545636] 3*4096kB 
[  248.548396]  ? lock_downgrade+0x900/0x900
[  248.553033] (M) 
[  248.555451]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.559572] = 15908kB
[  248.561556]  cache_grow_begin+0x91/0x8c0
[  248.567061] Node 0 
[  248.569471]  ? do_raw_spin_unlock+0xa7/0x2f0
[  248.573503] DMA32: 
[  248.575742]  fallback_alloc+0x203/0x2e0
[  248.580116] 4*4kB 
[  248.582355]  ____cache_alloc_node+0x1c7/0x1e0
[  248.586296] (UM) 
[  248.588450]  kmem_cache_alloc_node+0xe3/0x730
[  248.592914] 2*8kB 
[  248.594975]  ? ipv6_get_ifaddr+0x42e/0x620
[  248.599459] (M) 
[  248.601612]  __alloc_skb+0x119/0x770
[  248.605819] 1*16kB 
[  248.607791]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  248.611475] (M) 
[  248.613711]  ? skb_scrub_packet+0x490/0x490
[  248.618962] 1*32kB 
[  248.621023]  ? lock_downgrade+0x900/0x900
[  248.625316] (M) 
[  248.627562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.631676] 3*64kB (UM) 
[  248.633661]  ? refcount_sub_and_test_checked+0x203/0x310
[  248.639172] 3*128kB 
[  248.641838]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  248.647259] (M) 
[  248.649584]  ? addrconf_rs_timer+0x6f0/0x6f0
[  248.655011] 2*256kB 
[  248.656991]  ndisc_alloc_skb+0x144/0x340
[  248.661362] (M) 
[  248.663687]  ndisc_send_rs+0x331/0x6e0
[  248.667723] 3*512kB 
[  248.669705]  addrconf_rs_timer+0x3c0/0x6f0
[  248.673566] (M) 
[  248.675893]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.680094] 4*1024kB (UM) 3*2048kB 
[  248.682092]  call_timer_fn+0x272/0x920
[  248.686287] (M) 
[  248.689911]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.693770] 3*4096kB 
[  248.695744]  ? process_timeout+0x40/0x40
[  248.699949] (M) 
[  248.702391]  ? find_held_lock+0x36/0x1c0
[  248.706421] = 25232kB
[  248.706429] Node 0 
[  248.708408]  ? __run_timers+0x7da/0xc70
[  248.712428] Normal: 1065*4kB 
[  248.714843]  ? _raw_spin_unlock_irq+0x27/0x80
[  248.717054] (MEH) 
[  248.721027]  ? _raw_spin_unlock_irq+0x27/0x80
[  248.724102] 487*8kB (ME) 
[  248.728606]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.730730] 153*16kB (MEH) 
[  248.735227]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  248.737951] 77*32kB (UM) 
[  248.742190]  ? trace_hardirqs_on+0xbd/0x310
[  248.745093] 0*64kB 1*128kB (H) 
[  248.749683]  ? kasan_check_read+0x11/0x20
[  248.752421] 1*256kB 
[  248.756764]  ? __run_timers+0x7da/0xc70
[  248.760013] (U) 
[  248.764159]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  248.766455] 1*512kB 
[  248.770425]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.772371] (U) 
[  248.777822]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.780117] 0*1024kB 
[  248.784349]  __run_timers+0x7e5/0xc70
[  248.786300] 0*2048kB 
[  248.790547]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  248.792927] 0*4096kB 
[  248.796726]  ? compat_start_thread+0x80/0x80
[  248.799113] = 13964kB
[  248.804478]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.806869] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  248.811269]  ? kasan_check_write+0x14/0x20
[  248.813662] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  248.819194]  ? finish_task_switch+0x2f5/0x900
[  248.828012] 412 total pagecache pages
[  248.832246]  ? __switch_to_asm+0x40/0x70
[  248.840801] 0 pages in swap cache
[  248.845301]  ? preempt_notifier_register+0x200/0x200
[  248.849065] Swap cache stats: add 0, delete 0, find 0/0
[  248.849074] Free swap  = 0kB
[  248.853135]  ? __switch_to_asm+0x34/0x70
[  248.856569] Total swap = 0kB
[  248.861666]  ? __switch_to_asm+0x40/0x70
[  248.867007] 1965979 pages RAM
[  248.870023]  ? __switch_to_asm+0x34/0x70
[  248.874050] 0 pages HighMem/MovableOnly
[  248.874059] 343323 pages reserved
[  248.877072]  ? __switch_to_asm+0x40/0x70
[  248.881104] 0 pages cma reserved
[  248.881183] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  248.884204]  ? __switch_to_asm+0x34/0x70
[  248.884215]  ? __switch_to_asm+0x40/0x70
[  248.884242]  ? pvclock_read_flags+0x160/0x160
[  248.888343] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  248.892253]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.895684] syz-executor0 cpuset=
[  248.899736]  ? check_preemption_disabled+0x48/0x200
[  248.903075] syz0
[  248.909581]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  248.913620]  mems_allowed=0
[  248.917675]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  248.917692]  ? rcu_pm_notify+0xc0/0xc0
[  248.966166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.971709]  ? check_preemption_disabled+0x48/0x200
[  248.976742]  run_timer_softirq+0x52/0xb0
[  248.980804]  ? rcu_read_lock_sched_held+0x108/0x120
[  248.985824]  __do_softirq+0x30b/0xad8
[  248.989648]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  248.994752]  ? trace_hardirqs_off_caller+0x300/0x300
[  248.999858]  ? trace_hardirqs_on+0x310/0x310
[  249.004279]  ? schedule+0x108/0x460
[  249.007915]  ? __schedule+0x1ed0/0x1ed0
[  249.011900]  ? trace_hardirqs_off+0xb8/0x300
[  249.016314]  ? ___might_sleep+0x1ed/0x300
[  249.020461]  ? smpboot_thread_fn+0x68b/0xa00
[  249.024869]  ? trace_hardirqs_on+0x310/0x310
[  249.029281]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.034824]  ? check_preemption_disabled+0x48/0x200
[  249.039847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.045395]  ? takeover_tasklets+0xa90/0xa90
[  249.049827]  run_ksoftirqd+0x94/0x100
[  249.053642]  smpboot_thread_fn+0x68b/0xa00
[  249.057882]  ? sort_range+0x30/0x30
[  249.061513]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  249.066630]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.072173]  ? __kthread_parkme+0xfb/0x1a0
[  249.076420]  kthread+0x35a/0x420
[  249.079792]  ? sort_range+0x30/0x30
[  249.083420]  ? kthread_bind+0x40/0x40
[  249.087232]  ret_from_fork+0x3a/0x50
[  249.090968] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  249.091048] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  249.098237] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  249.098242] Call Trace:
[  249.098249]  <IRQ>
[  249.098267]  dump_stack+0x1c4/0x2b4
[  249.098286]  ? dump_stack_print_info.cold.2+0x52/0x52
[  249.104861] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  249.114128]  warn_alloc.cold.118+0xb7/0x1bd
[  249.116685] ksoftirqd/1 cpuset=
[  249.118830]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  249.122430] /
[  249.127642]  ? lock_downgrade+0x900/0x900
[  249.137933]  mems_allowed=0
[  249.159114]  ? trace_hardirqs_off+0xb8/0x300
[  249.163534]  ? trace_hardirqs_off+0xb8/0x300
[  249.167967]  __alloc_pages_slowpath+0x2667/0x2d80
[  249.172844]  ? warn_alloc+0x120/0x120
[  249.176650]  ? warn_alloc+0x120/0x120
[  249.180459]  ? print_usage_bug+0xc0/0xc0
[  249.184524]  ? warn_alloc+0x120/0x120
[  249.188333]  ? print_usage_bug+0xc0/0xc0
[  249.192396]  ? __lock_acquire+0x7ec/0x4ec0
[  249.196631]  ? __lock_acquire+0x7ec/0x4ec0
[  249.200871]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.206412]  ? should_fail+0x22d/0xd01
[  249.210304]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  249.215407]  ? __lock_acquire+0x7ec/0x4ec0
[  249.219653]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  249.224759]  ? __lock_acquire+0x7ec/0x4ec0
[  249.228992]  ? should_fail+0x22d/0xd01
[  249.232891]  ? mark_held_locks+0x130/0x130
[  249.237135]  ? mark_held_locks+0x130/0x130
[  249.241370]  ? graph_lock+0x170/0x170
[  249.245169]  ? graph_lock+0x170/0x170
[  249.248973]  ? graph_lock+0x170/0x170
[  249.252774]  ? print_usage_bug+0xc0/0xc0
[  249.256840]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.262382]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.267923]  ? check_preemption_disabled+0x48/0x200
[  249.272942]  ? check_preemption_disabled+0x48/0x200
[  249.277980]  ? __lock_is_held+0xb5/0x140
[  249.282054]  __alloc_pages_nodemask+0xa80/0xde0
[  249.286729]  ? graph_lock+0x170/0x170
[  249.290548]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  249.295570]  ? graph_lock+0x170/0x170
[  249.299394]  ? find_held_lock+0x36/0x1c0
[  249.303474]  ? ____cache_alloc_node+0x1c7/0x1e0
[  249.308152]  ? lock_downgrade+0x900/0x900
[  249.312314]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.317869]  cache_grow_begin+0x91/0x8c0
[  249.321945]  ? do_raw_spin_unlock+0xa7/0x2f0
[  249.326364]  fallback_alloc+0x203/0x2e0
[  249.330350]  ____cache_alloc_node+0x1c7/0x1e0
[  249.334858]  kmem_cache_alloc_node+0xe3/0x730
[  249.339823]  ? ipv6_get_ifaddr+0x42e/0x620
[  249.344073]  __alloc_skb+0x119/0x770
[  249.347789]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  249.353072]  ? skb_scrub_packet+0x490/0x490
[  249.357398]  ? lock_downgrade+0x900/0x900
[  249.361568]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.367126]  ? refcount_sub_and_test_checked+0x203/0x310
[  249.372582]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  249.378048]  ? addrconf_rs_timer+0x6f0/0x6f0
[  249.382477]  ndisc_alloc_skb+0x144/0x340
[  249.386557]  ndisc_send_rs+0x331/0x6e0
[  249.390460]  addrconf_rs_timer+0x3c0/0x6f0
[  249.394708]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.398960]  call_timer_fn+0x272/0x920
[  249.402850]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.407087]  ? process_timeout+0x40/0x40
[  249.411152]  ? find_held_lock+0x36/0x1c0
[  249.415225]  ? __run_timers+0x7da/0xc70
[  249.419221]  ? _raw_spin_unlock_irq+0x27/0x80
[  249.423719]  ? _raw_spin_unlock_irq+0x27/0x80
[  249.428219]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.432477]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  249.437063]  ? trace_hardirqs_on+0xbd/0x310
[  249.441387]  ? kasan_check_read+0x11/0x20
[  249.445545]  ? __run_timers+0x7da/0xc70
[  249.449522]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  249.454994]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.459241]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.463482]  __run_timers+0x7e5/0xc70
[  249.467301]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  249.472669]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  249.477687]  ? graph_lock+0x170/0x170
[  249.481494]  ? enqueue_hrtimer+0x1a5/0x560
[  249.485815]  ? lock_release+0x970/0x970
[  249.489793]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  249.494997]  ? find_held_lock+0x36/0x1c0
[  249.499067]  ? graph_lock+0x170/0x170
[  249.502871]  ? pvclock_read_flags+0x160/0x160
[  249.507372]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.512909]  ? check_preemption_disabled+0x48/0x200
[  249.517945]  ? __lock_is_held+0xb5/0x140
[  249.522016]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.527564]  ? check_preemption_disabled+0x48/0x200
[  249.532603]  run_timer_softirq+0x52/0xb0
[  249.536669]  ? rcu_read_lock_sched_held+0x108/0x120
[  249.541702]  __do_softirq+0x30b/0xad8
[  249.545519]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  249.550643]  ? pvclock_read_flags+0x160/0x160
[  249.555148]  ? lapic_next_event+0x5a/0x90
[  249.559303]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.564843]  ? check_preemption_disabled+0x48/0x200
[  249.569857]  ? check_preemption_disabled+0x48/0x200
[  249.574884]  ? kvm_clock_read+0x18/0x30
[  249.578858]  ? kvm_sched_clock_read+0x9/0x20
[  249.583269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.588811]  ? check_preemption_disabled+0x48/0x200
[  249.593844]  irq_exit+0x17f/0x1c0
[  249.597306]  smp_apic_timer_interrupt+0x1cb/0x760
[  249.602147]  ? smp_reschedule_interrupt+0x109/0x650
[  249.607168]  ? smp_call_function_single_interrupt+0x650/0x650
[  249.613074]  ? interrupt_entry+0xb5/0xf0
[  249.617142]  ? trace_hardirqs_off_caller+0xbb/0x300
[  249.622244]  ? trace_hardirqs_off_caller+0xbb/0x300
[  249.627263]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  249.632111]  ? trace_hardirqs_off+0x300/0x300
[  249.636611]  ? trace_hardirqs_off+0x300/0x300
[  249.641111]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.646648]  ? check_preemption_disabled+0x48/0x200
[  249.651664]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.657215]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  249.662070]  apic_timer_interrupt+0xf/0x20
[  249.666302]  </IRQ>
[  249.668553] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  249.673487] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  249.692418] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  249.700134] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  249.707409] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  249.714689] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  249.721964] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  249.729236] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  249.736564]  skb_clone+0x1bb/0x500
[  249.740111]  ? finish_task_switch+0x1b5/0x900
[  249.744617]  ? skb_split+0x11e0/0x11e0
[  249.748514]  ? preempt_notifier_register+0x200/0x200
[  249.753633]  ? __switch_to_asm+0x34/0x70
[  249.757697]  ? __switch_to_asm+0x34/0x70
[  249.761760]  ? __switch_to_asm+0x40/0x70
[  249.765818]  ? __switch_to_asm+0x34/0x70
[  249.769881]  ? __switch_to_asm+0x40/0x70
[  249.773944]  ? __switch_to_asm+0x34/0x70
[  249.778001]  ? __switch_to_asm+0x40/0x70
[  249.782061]  ? __switch_to_asm+0x34/0x70
[  249.786129]  ? __switch_to_asm+0x34/0x70
[  249.790190]  ? __switch_to_asm+0x40/0x70
[  249.794252]  ? __switch_to_asm+0x34/0x70
[  249.798327]  bpf_clone_redirect+0xb9/0x490
[  249.802571]  ? __schedule+0x874/0x1ed0
[  249.806476]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  249.811506]  ? __sched_text_start+0x8/0x8
[  249.815668]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  249.820443]  ? find_held_lock+0x36/0x1c0
[  249.824517]  ? lock_acquire+0x1ed/0x520
[  249.828497]  ? bpf_test_run+0x32e/0x5a0
[  249.832473]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.838012]  ? check_preemption_disabled+0x48/0x200
[  249.843035]  ? kasan_check_read+0x11/0x20
[  249.847188]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  249.852472]  ? rcu_bh_qs+0xc0/0xc0
[  249.856018]  ? preempt_schedule+0x4d/0x60
[  249.860167]  ? ___preempt_schedule+0x16/0x18
[  249.864610]  ? bpf_test_run+0x1c0/0x5a0
[  249.868607]  ? netlink_diag_dump+0x2a0/0x2a0
[  249.873022]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.878565]  ? bpf_test_init.isra.9+0x70/0x100
[  249.883157]  ? bpf_prog_test_run_skb+0x634/0xb40
[  249.887924]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  249.892769]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  249.898311]  ? fput+0x130/0x1a0
[  249.901602]  ? __bpf_prog_get+0x9b/0x290
[  249.905668]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  249.910509]  ? bpf_prog_test_run+0x130/0x1a0
[  249.914929]  ? __x64_sys_bpf+0x3d8/0x510
[  249.918993]  ? bpf_prog_get+0x20/0x20
[  249.922806]  ? ksys_ioctl+0x81/0xd0
[  249.926443]  ? do_syscall_64+0x1b9/0x820
[  249.930509]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  249.935885]  ? syscall_return_slowpath+0x5e0/0x5e0
[  249.940820]  ? trace_hardirqs_off+0x300/0x300
[  249.945322]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  249.950339]  ? recalc_sigpending_tsk+0x180/0x180
[  249.955101]  ? kasan_check_write+0x14/0x20
[  249.959345]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  249.964203]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  249.969587] warn_alloc_show_mem: 1 callbacks suppressed
[  249.969598] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  249.969600] Mem-Info:
[  249.969632] active_anon:49480 inactive_anon:371 isolated_anon:0
[  249.969632]  active_file:14 inactive_file:18 isolated_file:1
[  249.969632]  unevictable:0 dirty:0 writeback:0 unstable:0
[  249.969632]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  249.969632]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  249.969632]  free:13768 free_pcp:583 free_cma:0
[  249.974967] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  249.974976] Call Trace:
[  249.981823] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  249.984234]  dump_stack+0x1c4/0x2b4
[  250.017108] Node 0 
[  250.026490]  ? dump_stack_print_info.cold.2+0x52/0x52
[  250.029069] 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
[  250.056730]  warn_alloc.cold.118+0xb7/0x1bd
[  250.060327] lowmem_reserve[]:
[  250.062569]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  250.067725]  0 2815
[  250.093256]  ? lock_downgrade+0x900/0x900
[  250.098249]  6318
[  250.101358]  ? trace_hardirqs_off+0xb8/0x300
[  250.106163]  6318
[  250.108426]  ? trace_hardirqs_off+0xb8/0x300
[  250.112555] Node 0 
[  250.114621]  __alloc_pages_slowpath+0x2667/0x2d80
[  250.119024] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  250.121084]  ? warn_alloc+0x120/0x120
[  250.125441] lowmem_reserve[]:
[  250.127674]  ? warn_alloc+0x120/0x120
[  250.132481]  0 0
[  250.159397]  ? print_usage_bug+0xc0/0xc0
[  250.163189]  3503
[  250.166290]  ? warn_alloc+0x120/0x120
[  250.170059]  3503
[  250.172041]  ? print_usage_bug+0xc0/0xc0
[  250.176073] Node 0 
[  250.178137]  ? __lock_acquire+0x7ec/0x4ec0
[  250.181938] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  250.183969]  ? __lock_acquire+0x7ec/0x4ec0
[  250.187997] lowmem_reserve[]: 0
[  250.190241]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  250.194442]  0 0
[  250.222917]  ? should_fail+0x22d/0xd01
[  250.227131]  0
[  250.230415]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  250.235927] Node 0 
[  250.237902]  ? __lock_acquire+0x7ec/0x4ec0
[  250.241755] DMA: 1*4kB 
[  250.243569]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  250.248646] (U) 
[  250.250879]  ? __lock_acquire+0x7ec/0x4ec0
[  250.255079] 0*8kB 0*16kB 
[  250.257675]  ? should_fail+0x22d/0xd01
[  250.262747] 1*32kB (U) 
[  250.264728]  ? print_usage_bug+0xc0/0xc0
[  250.264752]  ? mark_held_locks+0x130/0x130
[  250.268952] 2*64kB (U) 
[  250.271717]  ? mark_held_locks+0x130/0x130
[  250.275574] 1*128kB (U) 
[  250.278164]  ? graph_lock+0x170/0x170
[  250.282198] 1*256kB 
[  250.286428]  ? print_usage_bug+0xc0/0xc0
[  250.288986] (U) 
[  250.293217]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  250.295856] 0*512kB 1*1024kB 
[  250.299669]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.301996] (U) 
[  250.306059]  ? check_preemption_disabled+0x48/0x200
[  250.308004] 1*2048kB (M) 
[  250.312763]  ? check_preemption_disabled+0x48/0x200
[  250.312791]  ? __lock_is_held+0xb5/0x140
[  250.315867] 3*4096kB 
[  250.321421]  __alloc_pages_nodemask+0xa80/0xde0
[  250.323368] (M) 
[  250.328384]  ? graph_lock+0x170/0x170
[  250.331117] = 15908kB
[  250.336142]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  250.340180] Node 0 
[  250.342591]  ? graph_lock+0x170/0x170
[  250.347240] DMA32: 
[  250.349222]  ? find_held_lock+0x36/0x1c0
[  250.352985] 4*4kB 
[  250.355397]  ? ____cache_alloc_node+0x1c7/0x1e0
[  250.360379] (UM) 
[  250.362619]  ? lock_downgrade+0x900/0x900
[  250.366392] 2*8kB 
[  250.368632]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.372660] (M) 
[  250.374815]  cache_grow_begin+0x91/0x8c0
[  250.379451] 1*16kB (M) 
[  250.381519]  ? do_raw_spin_unlock+0xa7/0x2f0
[  250.385637] 1*32kB (M) 
[  250.387797]  fallback_alloc+0x203/0x2e0
[  250.393297] 3*64kB (UM) 
[  250.395282]  ____cache_alloc_node+0x1c7/0x1e0
[  250.399307] 3*128kB (M) 
[  250.401898]  kmem_cache_alloc_node+0xe3/0x730
[  250.406277] 2*256kB 
[  250.408860]  ? ipv6_get_ifaddr+0x42e/0x620
[  250.412804] (M) 
[  250.415475]  __alloc_skb+0x119/0x770
[  250.419936] 3*512kB (M) 
[  250.422623]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  250.427082] 4*1024kB (UM) 
[  250.429418]  ? skb_scrub_packet+0x490/0x490
[  250.433621] 3*2048kB (M) 
[  250.435607]  ? lock_downgrade+0x900/0x900
[  250.439292] 3*4096kB (M) 
[  250.441972]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.447213] = 25232kB
[  250.447221] Node 0 
[  250.450063]  ? refcount_sub_and_test_checked+0x203/0x310
[  250.454350] Normal: 1065*4kB 
[  250.457120]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  250.461237] (MEH) 
[  250.463991]  ? addrconf_rs_timer+0x6f0/0x6f0
[  250.469495] 487*8kB (ME) 
[  250.472443]  ndisc_alloc_skb+0x144/0x340
[  250.474650] 153*16kB 
[  250.480094]  ndisc_send_rs+0x331/0x6e0
[  250.483177] (MEH) 
[  250.488630]  addrconf_rs_timer+0x3c0/0x6f0
[  250.490748] 77*32kB (UM) 
[  250.495162]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.497892] 0*64kB 
[  250.501958]  call_timer_fn+0x272/0x920
[  250.504328] 1*128kB (H) 
[  250.508261]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.510388] 1*256kB 
[  250.514618]  ? process_timeout+0x40/0x40
[  250.514635]  ? find_held_lock+0x36/0x1c0
[  250.517376] (U) 
[  250.521614]  ? __run_timers+0x7da/0xc70
[  250.523826] 1*512kB 
[  250.527709]  ? _raw_spin_unlock_irq+0x27/0x80
[  250.530352] (U) 
[  250.534583]  ? _raw_spin_unlock_irq+0x27/0x80
[  250.536882] 0*1024kB 0*2048kB 
[  250.540949]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.544980] 0*4096kB = 13964kB
[  250.546962]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  250.550919] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  250.553237]  ? trace_hardirqs_on+0xbd/0x310
[  250.557710] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  250.557718] 412 total pagecache pages
[  250.559691]  ? kasan_check_read+0x11/0x20
[  250.564167] 0 pages in swap cache
[  250.567352]  ? __run_timers+0x7da/0xc70
[  250.571564] Swap cache stats: add 0, delete 0, find 0/0
[  250.571574] Free swap  = 0kB
[  250.574762]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  250.579309] Total swap = 0kB
[  250.579317] 1965979 pages RAM
[  250.588156]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.592452] 0 pages HighMem/MovableOnly
[  250.601026]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.604793] 343323 pages reserved
[  250.604802] 0 pages cma reserved
[  250.608947]  __run_timers+0x7e5/0xc70
[  250.612439] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  250.616346]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  250.621743] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  250.624694]  ? compat_start_thread+0x80/0x80
[  250.630121] syz-executor0 cpuset=
[  250.633138]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.636217] syz0
[  250.640451]  ? kasan_check_write+0x14/0x20
[  250.644402]  mems_allowed=0
[  250.648629]  ? finish_task_switch+0x2f5/0x900
[  250.708468]  ? __switch_to_asm+0x40/0x70
[  250.712551]  ? preempt_notifier_register+0x200/0x200
[  250.717660]  ? __switch_to_asm+0x34/0x70
[  250.721725]  ? __switch_to_asm+0x40/0x70
[  250.725788]  ? __switch_to_asm+0x34/0x70
[  250.729853]  ? __switch_to_asm+0x40/0x70
[  250.733915]  ? __switch_to_asm+0x34/0x70
[  250.737995]  ? __switch_to_asm+0x40/0x70
[  250.742072]  ? pvclock_read_flags+0x160/0x160
[  250.746581]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.752126]  ? check_preemption_disabled+0x48/0x200
[  250.757156]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  250.762694]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  250.767975]  ? rcu_pm_notify+0xc0/0xc0
[  250.771868]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.777408]  ? check_preemption_disabled+0x48/0x200
[  250.782439]  run_timer_softirq+0x52/0xb0
[  250.786509]  ? rcu_read_lock_sched_held+0x108/0x120
[  250.791551]  __do_softirq+0x30b/0xad8
[  250.795370]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  250.800493]  ? trace_hardirqs_off_caller+0x300/0x300
[  250.805604]  ? trace_hardirqs_on+0x310/0x310
[  250.810025]  ? schedule+0x108/0x460
[  250.813664]  ? __schedule+0x1ed0/0x1ed0
[  250.817651]  ? trace_hardirqs_off+0xb8/0x300
[  250.822074]  ? ___might_sleep+0x1ed/0x300
[  250.826225]  ? smpboot_thread_fn+0x68b/0xa00
[  250.830640]  ? trace_hardirqs_on+0x310/0x310
[  250.835053]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  250.840596]  ? check_preemption_disabled+0x48/0x200
[  250.845620]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.851167]  ? takeover_tasklets+0xa90/0xa90
[  250.855586]  run_ksoftirqd+0x94/0x100
[  250.859393]  smpboot_thread_fn+0x68b/0xa00
[  250.863657]  ? sort_range+0x30/0x30
[  250.867295]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  250.872410]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  250.877956]  ? __kthread_parkme+0xfb/0x1a0
[  250.882201]  kthread+0x35a/0x420
[  250.885574]  ? sort_range+0x30/0x30
[  250.889200]  ? kthread_bind+0x40/0x40
[  250.893007]  ret_from_fork+0x3a/0x50
[  250.896759] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  250.896839] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  250.904031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  250.904037] Call Trace:
[  250.904043]  <IRQ>
[  250.904062]  dump_stack+0x1c4/0x2b4
[  250.904079]  ? dump_stack_print_info.cold.2+0x52/0x52
[  250.910633] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  250.919941]  warn_alloc.cold.118+0xb7/0x1bd
[  250.922489] ksoftirqd/1 cpuset=
[  250.924635]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  250.928237] /
[  250.933426]  ? lock_downgrade+0x900/0x900
[  250.943716]  mems_allowed=0
[  250.964909]  ? trace_hardirqs_off+0xb8/0x300
[  250.969326]  ? trace_hardirqs_off+0xb8/0x300
[  250.973751]  __alloc_pages_slowpath+0x2667/0x2d80
[  250.978637]  ? warn_alloc+0x120/0x120
[  250.982451]  ? warn_alloc+0x120/0x120
[  250.986277]  ? print_usage_bug+0xc0/0xc0
[  250.990344]  ? warn_alloc+0x120/0x120
[  250.994147]  ? print_usage_bug+0xc0/0xc0
[  250.998212]  ? __lock_acquire+0x7ec/0x4ec0
[  251.002453]  ? __lock_acquire+0x7ec/0x4ec0
[  251.006695]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.012234]  ? should_fail+0x22d/0xd01
[  251.016127]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  251.021237]  ? __lock_acquire+0x7ec/0x4ec0
[  251.025482]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  251.030586]  ? __lock_acquire+0x7ec/0x4ec0
[  251.034827]  ? should_fail+0x22d/0xd01
[  251.038731]  ? mark_held_locks+0x130/0x130
[  251.042974]  ? mark_held_locks+0x130/0x130
[  251.047211]  ? graph_lock+0x170/0x170
[  251.051024]  ? graph_lock+0x170/0x170
[  251.054841]  ? graph_lock+0x170/0x170
[  251.058645]  ? print_usage_bug+0xc0/0xc0
[  251.062707]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.068263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.073803]  ? check_preemption_disabled+0x48/0x200
[  251.078819]  ? check_preemption_disabled+0x48/0x200
[  251.083867]  ? __lock_is_held+0xb5/0x140
[  251.087937]  __alloc_pages_nodemask+0xa80/0xde0
[  251.092617]  ? graph_lock+0x170/0x170
[  251.096425]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  251.101444]  ? graph_lock+0x170/0x170
[  251.105265]  ? find_held_lock+0x36/0x1c0
[  251.109337]  ? ____cache_alloc_node+0x1c7/0x1e0
[  251.114008]  ? lock_downgrade+0x900/0x900
[  251.118169]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.123715]  cache_grow_begin+0x91/0x8c0
[  251.127803]  ? do_raw_spin_unlock+0xa7/0x2f0
[  251.132223]  fallback_alloc+0x203/0x2e0
[  251.136207]  ____cache_alloc_node+0x1c7/0x1e0
[  251.140714]  kmem_cache_alloc_node+0xe3/0x730
[  251.145212]  ? ipv6_get_ifaddr+0x42e/0x620
[  251.149459]  __alloc_skb+0x119/0x770
[  251.153178]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  251.158461]  ? skb_scrub_packet+0x490/0x490
[  251.162783]  ? lock_downgrade+0x900/0x900
[  251.166941]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.172483]  ? refcount_sub_and_test_checked+0x203/0x310
[  251.177941]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  251.183399]  ? addrconf_rs_timer+0x6f0/0x6f0
[  251.187822]  ndisc_alloc_skb+0x144/0x340
[  251.191896]  ndisc_send_rs+0x331/0x6e0
[  251.195829]  addrconf_rs_timer+0x3c0/0x6f0
[  251.200075]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  251.204327]  call_timer_fn+0x272/0x920
[  251.208219]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  251.212459]  ? process_timeout+0x40/0x40
[  251.216517]  ? find_held_lock+0x36/0x1c0
[  251.220603]  ? __run_timers+0x7da/0xc70
[  251.224584]  ? _raw_spin_unlock_irq+0x27/0x80
[  251.229082]  ? _raw_spin_unlock_irq+0x27/0x80
[  251.233580]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  251.237819]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  251.242405]  ? trace_hardirqs_on+0xbd/0x310
[  251.246722]  ? kasan_check_read+0x11/0x20
[  251.250874]  ? __run_timers+0x7da/0xc70
[  251.254850]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  251.260309]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  251.264560]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  251.268799]  __run_timers+0x7e5/0xc70
[  251.272617]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  251.277983]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  251.283003]  ? graph_lock+0x170/0x170
[  251.286807]  ? enqueue_hrtimer+0x1a5/0x560
[  251.291043]  ? lock_release+0x970/0x970
[  251.295017]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  251.300214]  ? find_held_lock+0x36/0x1c0
[  251.304278]  ? graph_lock+0x170/0x170
[  251.308089]  ? pvclock_read_flags+0x160/0x160
[  251.312593]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.318144]  ? check_preemption_disabled+0x48/0x200
[  251.323173]  ? __lock_is_held+0xb5/0x140
[  251.327240]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.332778]  ? check_preemption_disabled+0x48/0x200
[  251.337809]  run_timer_softirq+0x52/0xb0
[  251.342337]  ? rcu_read_lock_sched_held+0x108/0x120
[  251.347362]  __do_softirq+0x30b/0xad8
[  251.351173]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  251.356282]  ? pvclock_read_flags+0x160/0x160
[  251.360777]  ? lapic_next_event+0x5a/0x90
[  251.364925]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.370464]  ? check_preemption_disabled+0x48/0x200
[  251.375476]  ? check_preemption_disabled+0x48/0x200
[  251.380500]  ? kvm_clock_read+0x18/0x30
[  251.384476]  ? kvm_sched_clock_read+0x9/0x20
[  251.388891]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.394427]  ? check_preemption_disabled+0x48/0x200
[  251.399459]  irq_exit+0x17f/0x1c0
[  251.402917]  smp_apic_timer_interrupt+0x1cb/0x760
[  251.407762]  ? smp_reschedule_interrupt+0x109/0x650
[  251.412785]  ? smp_call_function_single_interrupt+0x650/0x650
[  251.418670]  ? interrupt_entry+0xb5/0xf0
[  251.422735]  ? trace_hardirqs_off_caller+0xbb/0x300
[  251.427751]  ? trace_hardirqs_off_caller+0xbb/0x300
[  251.432773]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  251.437618]  ? trace_hardirqs_off+0x300/0x300
[  251.442115]  ? trace_hardirqs_off+0x300/0x300
[  251.446618]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.452159]  ? check_preemption_disabled+0x48/0x200
[  251.457175]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.462723]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  251.467590]  apic_timer_interrupt+0xf/0x20
[  251.471826]  </IRQ>
[  251.474069] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  251.478998] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  251.497909] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  251.505712] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  251.512984] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  251.520254] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  251.527525] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  251.534804] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  251.542123]  skb_clone+0x1bb/0x500
[  251.545668]  ? finish_task_switch+0x1b5/0x900
[  251.550168]  ? skb_split+0x11e0/0x11e0
[  251.554058]  ? preempt_notifier_register+0x200/0x200
[  251.559163]  ? __switch_to_asm+0x34/0x70
[  251.563226]  ? __switch_to_asm+0x34/0x70
[  251.567287]  ? __switch_to_asm+0x40/0x70
[  251.571348]  ? __switch_to_asm+0x34/0x70
[  251.575410]  ? __switch_to_asm+0x40/0x70
[  251.579471]  ? __switch_to_asm+0x34/0x70
[  251.583532]  ? __switch_to_asm+0x40/0x70
[  251.587610]  ? __switch_to_asm+0x34/0x70
[  251.591672]  ? __switch_to_asm+0x34/0x70
[  251.595730]  ? __switch_to_asm+0x40/0x70
[  251.599790]  ? __switch_to_asm+0x34/0x70
[  251.603861]  bpf_clone_redirect+0xb9/0x490
[  251.608100]  ? __schedule+0x874/0x1ed0
[  251.611995]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  251.617018]  ? __sched_text_start+0x8/0x8
[  251.621166]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  251.625936]  ? find_held_lock+0x36/0x1c0
[  251.630024]  ? lock_acquire+0x1ed/0x520
[  251.633997]  ? bpf_test_run+0x32e/0x5a0
[  251.637971]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.643521]  ? check_preemption_disabled+0x48/0x200
[  251.648560]  ? kasan_check_read+0x11/0x20
[  251.652713]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  251.657991]  ? rcu_bh_qs+0xc0/0xc0
[  251.661547]  ? preempt_schedule+0x4d/0x60
[  251.665701]  ? ___preempt_schedule+0x16/0x18
[  251.670121]  ? bpf_test_run+0x1c0/0x5a0
[  251.674110]  ? netlink_diag_dump+0x2a0/0x2a0
[  251.678525]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.684074]  ? bpf_test_init.isra.9+0x70/0x100
[  251.688661]  ? bpf_prog_test_run_skb+0x634/0xb40
[  251.693431]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  251.698278]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  251.703818]  ? fput+0x130/0x1a0
[  251.707104]  ? __bpf_prog_get+0x9b/0x290
[  251.711173]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  251.716015]  ? bpf_prog_test_run+0x130/0x1a0
[  251.720456]  ? __x64_sys_bpf+0x3d8/0x510
[  251.724519]  ? bpf_prog_get+0x20/0x20
[  251.728334]  ? ksys_ioctl+0x81/0xd0
[  251.731974]  ? do_syscall_64+0x1b9/0x820
[  251.736038]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  251.741405]  ? syscall_return_slowpath+0x5e0/0x5e0
[  251.746338]  ? trace_hardirqs_off+0x300/0x300
[  251.750836]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  251.755853]  ? recalc_sigpending_tsk+0x180/0x180
[  251.760616]  ? kasan_check_write+0x14/0x20
[  251.764857]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  251.769714]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  251.775093] warn_alloc_show_mem: 1 callbacks suppressed
[  251.775111] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  251.775113] Mem-Info:
[  251.775145] active_anon:49480 inactive_anon:371 isolated_anon:0
[  251.775145]  active_file:14 inactive_file:18 isolated_file:1
[  251.775145]  unevictable:0 dirty:0 writeback:0 unstable:0
[  251.775145]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  251.775145]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  251.775145]  free:13768 free_pcp:583 free_cma:0
[  251.780477] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  251.780485] Call Trace:
[  251.787339] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  251.789750]  dump_stack+0x1c4/0x2b4
[  251.822636] Node 0 
[  251.832020]  ? dump_stack_print_info.cold.2+0x52/0x52
[  251.834602] 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
[  251.862261]  warn_alloc.cold.118+0xb7/0x1bd
[  251.865856] lowmem_reserve[]:
[  251.868088]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  251.873245]  0 2815
[  251.898764]  ? lock_downgrade+0x900/0x900
[  251.903060]  6318
[  251.906164]  ? trace_hardirqs_off+0xb8/0x300
[  251.910975]  6318
[  251.913209]  ? trace_hardirqs_off+0xb8/0x300
[  251.919397]  __alloc_pages_slowpath+0x2667/0x2d80
[  251.923775] Node 0 
[  251.925859]  ? warn_alloc+0x120/0x120
[  251.930260] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  251.935075]  ? warn_alloc+0x120/0x120
[  251.937282] lowmem_reserve[]:
[  251.941084]  ? print_usage_bug+0xc0/0xc0
[  251.967953]  0 0
[  251.971775]  ? warn_alloc+0x120/0x120
[  251.974842]  3503 3503
[  251.978906]  ? print_usage_bug+0xc0/0xc0
[  251.984647]  ? __lock_acquire+0x7ec/0x4ec0
[  251.987121] Node 0 
[  251.991176]  ? __lock_acquire+0x7ec/0x4ec0
[  251.995414] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  251.997622]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.001823] lowmem_reserve[]: 0
[  252.030307]  ? should_fail+0x22d/0xd01
[  252.035835]  0
[  252.039113]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  252.042984]  0
[  252.044784]  ? __lock_acquire+0x7ec/0x4ec0
[  252.049858]  0
[  252.051679]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  252.055881] Node 0 
[  252.057680]  ? __lock_acquire+0x7ec/0x4ec0
[  252.062753] DMA: 
[  252.064988]  ? should_fail+0x22d/0xd01
[  252.069193] 1*4kB 
[  252.071258]  ? mark_held_locks+0x130/0x130
[  252.075123] (U) 
[  252.077271]  ? mark_held_locks+0x130/0x130
[  252.081479] 0*8kB 
[  252.083447]  ? graph_lock+0x170/0x170
[  252.087653] 0*16kB 1*32kB 
[  252.089812]  ? graph_lock+0x170/0x170
[  252.093589] (U) 
[  252.096434]  ? graph_lock+0x170/0x170
[  252.100210] 2*64kB 
[  252.102180]  ? print_usage_bug+0xc0/0xc0
[  252.105949] (U) 1*128kB 
[  252.108191]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.112240] (U) 
[  252.114909]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.120415] 1*256kB (U) 
[  252.122397]  ? check_preemption_disabled+0x48/0x200
[  252.127910] 0*512kB 
[  252.130583]  ? check_preemption_disabled+0x48/0x200
[  252.135575] 1*1024kB (U) 
[  252.137921]  ? __lock_is_held+0xb5/0x140
[  252.142902] 1*2048kB 
[  252.145661]  __alloc_pages_nodemask+0xa80/0xde0
[  252.149691] (M) 
[  252.152132]  ? graph_lock+0x170/0x170
[  252.156776] 3*4096kB 
[  252.158749]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  252.162522] (M) 
[  252.164934]  ? graph_lock+0x170/0x170
[  252.169921] = 15908kB
[  252.169929] Node 0 
[  252.171910]  ? find_held_lock+0x36/0x1c0
[  252.175670] DMA32: 4*4kB 
[  252.178091]  ? ____cache_alloc_node+0x1c7/0x1e0
[  252.180292] (UM) 
[  252.184349]  ? lock_downgrade+0x900/0x900
[  252.187080] 2*8kB 
[  252.191750]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.193786] (M) 
[  252.197931]  cache_grow_begin+0x91/0x8c0
[  252.200054] 1*16kB 
[  252.205593]  ? do_raw_spin_unlock+0xa7/0x2f0
[  252.207556] (M) 
[  252.211621]  fallback_alloc+0x203/0x2e0
[  252.213832] 1*32kB 
[  252.218241]  ____cache_alloc_node+0x1c7/0x1e0
[  252.220187] (M) 
[  252.224159]  kmem_cache_alloc_node+0xe3/0x730
[  252.226369] 3*64kB 
[  252.230863]  ? ipv6_get_ifaddr+0x42e/0x620
[  252.232809] (UM) 
[  252.237310]  __alloc_skb+0x119/0x770
[  252.239513] 3*128kB (M) 
[  252.243770]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  252.245806] 2*256kB 
[  252.249518]  ? skb_scrub_packet+0x490/0x490
[  252.252161] (M) 
[  252.257432]  ? lock_downgrade+0x900/0x900
[  252.259729] 3*512kB 
[  252.264046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.265991] (M) 
[  252.270139]  ? refcount_sub_and_test_checked+0x203/0x310
[  252.272436] 4*1024kB 
[  252.277964]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  252.279914] (UM) 
[  252.285360]  ? addrconf_rs_timer+0x6f0/0x6f0
[  252.287745] 3*2048kB 
[  252.293199]  ndisc_alloc_skb+0x144/0x340
[  252.295228] (M) 
[  252.299636]  ndisc_send_rs+0x331/0x6e0
[  252.302020] 3*4096kB 
[  252.306083]  addrconf_rs_timer+0x3c0/0x6f0
[  252.308030] (M) 
[  252.311914]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.314298] = 25232kB
[  252.318535]  call_timer_fn+0x272/0x920
[  252.320475] Node 0 
[  252.324704]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.327088] Normal: 
[  252.330972]  ? process_timeout+0x40/0x40
[  252.333181] 1065*4kB 
[  252.337409]  ? find_held_lock+0x36/0x1c0
[  252.339706] (MEH) 
[  252.343767]  ? __run_timers+0x7da/0xc70
[  252.346146] 487*8kB 
[  252.350201]  ? _raw_spin_unlock_irq+0x27/0x80
[  252.352329] (ME) 
[  252.356297]  ? _raw_spin_unlock_irq+0x27/0x80
[  252.358602] 153*16kB 
[  252.363085]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.365164] (MEH) 
[  252.369656]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  252.372046] 77*32kB (UM) 
[  252.376283]  ? trace_hardirqs_on+0xbd/0x310
[  252.378435] 0*64kB 
[  252.383015]  ? kasan_check_read+0x11/0x20
[  252.385752] 1*128kB 
[  252.390070]  ? __run_timers+0x7da/0xc70
[  252.392295] (H) 
[  252.396438]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  252.398740] 1*256kB 
[  252.402708]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.404655] (U) 
[  252.410104]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.412391] 1*512kB (U) 
[  252.416632]  __run_timers+0x7e5/0xc70
[  252.418655] 0*1024kB 
[  252.422891]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  252.425529] 0*2048kB 
[  252.429327]  ? compat_start_thread+0x80/0x80
[  252.431717] 0*4096kB 
[  252.437074]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.439452] = 13964kB
[  252.439466] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  252.443863]  ? kasan_check_write+0x14/0x20
[  252.446256] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  252.451784]  ? finish_task_switch+0x2f5/0x900
[  252.454194] 412 total pagecache pages
[  252.463026]  ? __switch_to_asm+0x40/0x70
[  252.467238] 0 pages in swap cache
[  252.476325]  ? preempt_notifier_register+0x200/0x200
[  252.480802] Swap cache stats: add 0, delete 0, find 0/0
[  252.484592]  ? __switch_to_asm+0x34/0x70
[  252.488634] Free swap  = 0kB
[  252.492075]  ? __switch_to_asm+0x40/0x70
[  252.492091]  ? __switch_to_asm+0x34/0x70
[  252.497166] Total swap = 0kB
[  252.497175] 1965979 pages RAM
[  252.502530]  ? __switch_to_asm+0x40/0x70
[  252.506567] 0 pages HighMem/MovableOnly
[  252.506576] 343323 pages reserved
[  252.509582]  ? __switch_to_asm+0x34/0x70
[  252.509597]  ? __switch_to_asm+0x40/0x70
[  252.513641] 0 pages cma reserved
[  252.517703]  ? pvclock_read_flags+0x160/0x160
[  252.520756] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  252.523782]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.523797]  ? check_preemption_disabled+0x48/0x200
[  252.523822]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  252.527913] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  252.531828]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  252.535258] syz-executor0 cpuset=
[  252.539312]  ? rcu_pm_notify+0xc0/0xc0
[  252.543346] syz0
[  252.546712]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.551274]  mems_allowed=0
[  252.557848]  ? check_preemption_disabled+0x48/0x200
[  252.612344]  run_timer_softirq+0x52/0xb0
[  252.616418]  ? rcu_read_lock_sched_held+0x108/0x120
[  252.621447]  __do_softirq+0x30b/0xad8
[  252.625264]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  252.630368]  ? trace_hardirqs_off_caller+0x300/0x300
[  252.635473]  ? trace_hardirqs_on+0x310/0x310
[  252.639893]  ? schedule+0x108/0x460
[  252.643526]  ? __schedule+0x1ed0/0x1ed0
[  252.647518]  ? trace_hardirqs_off+0xb8/0x300
[  252.651934]  ? ___might_sleep+0x1ed/0x300
[  252.656081]  ? smpboot_thread_fn+0x68b/0xa00
[  252.660498]  ? trace_hardirqs_on+0x310/0x310
[  252.664908]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.670446]  ? check_preemption_disabled+0x48/0x200
[  252.675460]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.681003]  ? takeover_tasklets+0xa90/0xa90
[  252.685415]  run_ksoftirqd+0x94/0x100
[  252.689219]  smpboot_thread_fn+0x68b/0xa00
[  252.693458]  ? sort_range+0x30/0x30
[  252.697086]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  252.702208]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.707746]  ? __kthread_parkme+0xfb/0x1a0
[  252.712008]  kthread+0x35a/0x420
[  252.715388]  ? sort_range+0x30/0x30
[  252.719018]  ? kthread_bind+0x40/0x40
[  252.722823]  ret_from_fork+0x3a/0x50
[  252.726565] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  252.726645] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  252.733840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  252.733845] Call Trace:
[  252.733852]  <IRQ>
[  252.733869]  dump_stack+0x1c4/0x2b4
[  252.733886]  ? dump_stack_print_info.cold.2+0x52/0x52
[  252.740414] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  252.749719]  warn_alloc.cold.118+0xb7/0x1bd
[  252.752270] ksoftirqd/1 cpuset=
[  252.754412]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  252.758014] /
[  252.763200]  ? lock_downgrade+0x900/0x900
[  252.773484]  mems_allowed=0
[  252.777804]  ? trace_hardirqs_off+0xb8/0x300
[  252.799065]  ? trace_hardirqs_off+0xb8/0x300
[  252.803495]  __alloc_pages_slowpath+0x2667/0x2d80
[  252.808372]  ? warn_alloc+0x120/0x120
[  252.812179]  ? warn_alloc+0x120/0x120
[  252.815983]  ? print_usage_bug+0xc0/0xc0
[  252.820042]  ? warn_alloc+0x120/0x120
[  252.823849]  ? print_usage_bug+0xc0/0xc0
[  252.827913]  ? __lock_acquire+0x7ec/0x4ec0
[  252.832147]  ? __lock_acquire+0x7ec/0x4ec0
[  252.836388]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.841926]  ? should_fail+0x22d/0xd01
[  252.845823]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  252.850928]  ? __lock_acquire+0x7ec/0x4ec0
[  252.855168]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  252.860269]  ? __lock_acquire+0x7ec/0x4ec0
[  252.864504]  ? should_fail+0x22d/0xd01
[  252.868406]  ? mark_held_locks+0x130/0x130
[  252.872644]  ? mark_held_locks+0x130/0x130
[  252.876883]  ? graph_lock+0x170/0x170
[  252.880698]  ? graph_lock+0x170/0x170
[  252.884500]  ? graph_lock+0x170/0x170
[  252.888303]  ? print_usage_bug+0xc0/0xc0
[  252.892369]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.897910]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.903451]  ? check_preemption_disabled+0x48/0x200
[  252.908465]  ? check_preemption_disabled+0x48/0x200
[  252.913496]  ? __lock_is_held+0xb5/0x140
[  252.917574]  __alloc_pages_nodemask+0xa80/0xde0
[  252.922249]  ? graph_lock+0x170/0x170
[  252.926055]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  252.931071]  ? graph_lock+0x170/0x170
[  252.934886]  ? find_held_lock+0x36/0x1c0
[  252.938963]  ? ____cache_alloc_node+0x1c7/0x1e0
[  252.943636]  ? lock_downgrade+0x900/0x900
[  252.947796]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.953340]  cache_grow_begin+0x91/0x8c0
[  252.957402]  ? do_raw_spin_unlock+0xa7/0x2f0
[  252.961825]  fallback_alloc+0x203/0x2e0
[  252.965806]  ____cache_alloc_node+0x1c7/0x1e0
[  252.970308]  kmem_cache_alloc_node+0xe3/0x730
[  252.974808]  ? ipv6_get_ifaddr+0x42e/0x620
[  252.979056]  __alloc_skb+0x119/0x770
[  252.982776]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  252.988059]  ? skb_scrub_packet+0x490/0x490
[  252.992384]  ? lock_downgrade+0x900/0x900
[  252.996550]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.002093]  ? refcount_sub_and_test_checked+0x203/0x310
[  253.007560]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  253.013015]  ? addrconf_rs_timer+0x6f0/0x6f0
[  253.017438]  ndisc_alloc_skb+0x144/0x340
[  253.021508]  ndisc_send_rs+0x331/0x6e0
[  253.025408]  addrconf_rs_timer+0x3c0/0x6f0
[  253.029649]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.033897]  call_timer_fn+0x272/0x920
[  253.037783]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.042025]  ? process_timeout+0x40/0x40
[  253.046084]  ? find_held_lock+0x36/0x1c0
[  253.050156]  ? __run_timers+0x7da/0xc70
[  253.054139]  ? _raw_spin_unlock_irq+0x27/0x80
[  253.058634]  ? _raw_spin_unlock_irq+0x27/0x80
[  253.063134]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.067367]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  253.071956]  ? trace_hardirqs_on+0xbd/0x310
[  253.076275]  ? kasan_check_read+0x11/0x20
[  253.080424]  ? __run_timers+0x7da/0xc70
[  253.084399]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  253.089860]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.094105]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.098345]  __run_timers+0x7e5/0xc70
[  253.102159]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  253.107621]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  253.112640]  ? graph_lock+0x170/0x170
[  253.116444]  ? enqueue_hrtimer+0x1a5/0x560
[  253.120680]  ? lock_release+0x970/0x970
[  253.124656]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  253.129864]  ? find_held_lock+0x36/0x1c0
[  253.133951]  ? graph_lock+0x170/0x170
[  253.137931]  ? pvclock_read_flags+0x160/0x160
[  253.142430]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.147968]  ? check_preemption_disabled+0x48/0x200
[  253.153000]  ? __lock_is_held+0xb5/0x140
[  253.157082]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.162623]  ? check_preemption_disabled+0x48/0x200
[  253.167648]  run_timer_softirq+0x52/0xb0
[  253.171714]  ? rcu_read_lock_sched_held+0x108/0x120
[  253.176731]  __do_softirq+0x30b/0xad8
[  253.180555]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  253.185671]  ? pvclock_read_flags+0x160/0x160
[  253.190169]  ? lapic_next_event+0x5a/0x90
[  253.194318]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.199858]  ? check_preemption_disabled+0x48/0x200
[  253.204869]  ? check_preemption_disabled+0x48/0x200
[  253.209891]  ? kvm_clock_read+0x18/0x30
[  253.213865]  ? kvm_sched_clock_read+0x9/0x20
[  253.218280]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.223814]  ? check_preemption_disabled+0x48/0x200
[  253.228844]  irq_exit+0x17f/0x1c0
[  253.232305]  smp_apic_timer_interrupt+0x1cb/0x760
[  253.237146]  ? smp_reschedule_interrupt+0x109/0x650
[  253.242163]  ? smp_call_function_single_interrupt+0x650/0x650
[  253.248048]  ? interrupt_entry+0xb5/0xf0
[  253.252112]  ? trace_hardirqs_off_caller+0xbb/0x300
[  253.257150]  ? trace_hardirqs_off_caller+0xbb/0x300
[  253.262170]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  253.267016]  ? trace_hardirqs_off+0x300/0x300
[  253.271509]  ? trace_hardirqs_off+0x300/0x300
[  253.276011]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.281559]  ? check_preemption_disabled+0x48/0x200
[  253.286577]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.292130]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  253.296984]  apic_timer_interrupt+0xf/0x20
[  253.301211]  </IRQ>
[  253.303457] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  253.308392] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  253.327297] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  253.335007] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  253.342689] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  253.349962] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  253.357232] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  253.364498] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  253.371817]  skb_clone+0x1bb/0x500
[  253.375359]  ? finish_task_switch+0x1b5/0x900
[  253.379858]  ? skb_split+0x11e0/0x11e0
[  253.383749]  ? preempt_notifier_register+0x200/0x200
[  253.388851]  ? __switch_to_asm+0x34/0x70
[  253.392915]  ? __switch_to_asm+0x34/0x70
[  253.396972]  ? __switch_to_asm+0x40/0x70
[  253.401030]  ? __switch_to_asm+0x34/0x70
[  253.405526]  ? __switch_to_asm+0x40/0x70
[  253.409595]  ? __switch_to_asm+0x34/0x70
[  253.413660]  ? __switch_to_asm+0x40/0x70
[  253.417720]  ? __switch_to_asm+0x34/0x70
[  253.421782]  ? __switch_to_asm+0x34/0x70
[  253.425842]  ? __switch_to_asm+0x40/0x70
[  253.429900]  ? __switch_to_asm+0x34/0x70
[  253.433977]  bpf_clone_redirect+0xb9/0x490
[  253.438215]  ? __schedule+0x874/0x1ed0
[  253.442114]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  253.447139]  ? __sched_text_start+0x8/0x8
[  253.451288]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  253.456059]  ? find_held_lock+0x36/0x1c0
[  253.460128]  ? lock_acquire+0x1ed/0x520
[  253.464105]  ? bpf_test_run+0x32e/0x5a0
[  253.468086]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.473630]  ? check_preemption_disabled+0x48/0x200
[  253.478650]  ? kasan_check_read+0x11/0x20
[  253.482801]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  253.488096]  ? rcu_bh_qs+0xc0/0xc0
[  253.491642]  ? preempt_schedule+0x4d/0x60
[  253.495792]  ? ___preempt_schedule+0x16/0x18
[  253.500214]  ? bpf_test_run+0x1c0/0x5a0
[  253.504206]  ? netlink_diag_dump+0x2a0/0x2a0
[  253.508628]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.514170]  ? bpf_test_init.isra.9+0x70/0x100
[  253.518770]  ? bpf_prog_test_run_skb+0x634/0xb40
[  253.523539]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  253.528394]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  253.533935]  ? fput+0x130/0x1a0
[  253.537217]  ? __bpf_prog_get+0x9b/0x290
[  253.541309]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  253.546154]  ? bpf_prog_test_run+0x130/0x1a0
[  253.550575]  ? __x64_sys_bpf+0x3d8/0x510
[  253.554651]  ? bpf_prog_get+0x20/0x20
[  253.558465]  ? ksys_ioctl+0x81/0xd0
[  253.562108]  ? do_syscall_64+0x1b9/0x820
[  253.566174]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  253.571550]  ? syscall_return_slowpath+0x5e0/0x5e0
[  253.576486]  ? trace_hardirqs_off+0x300/0x300
[  253.580982]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  253.585997]  ? recalc_sigpending_tsk+0x180/0x180
[  253.590752]  ? kasan_check_write+0x14/0x20
[  253.594997]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  253.599849]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  253.605229] warn_alloc_show_mem: 1 callbacks suppressed
[  253.605240] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  253.605242] Mem-Info:
[  253.605273] active_anon:49480 inactive_anon:371 isolated_anon:0
[  253.605273]  active_file:14 inactive_file:18 isolated_file:1
[  253.605273]  unevictable:0 dirty:0 writeback:0 unstable:0
[  253.605273]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  253.605273]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  253.605273]  free:13768 free_pcp:583 free_cma:0
[  253.610615] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  253.617458] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  253.619859] Call Trace:
[  253.652773] Node 0 
[  253.662140]  dump_stack+0x1c4/0x2b4
[  253.689814] 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
[  253.692376]  ? dump_stack_print_info.cold.2+0x52/0x52
[  253.694580] lowmem_reserve[]:
[  253.698212]  warn_alloc.cold.118+0xb7/0x1bd
[  253.723688]  0 2815
[  253.728896]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  253.731959]  6318 6318
[  253.736286]  ? lock_downgrade+0x900/0x900
[  253.738498] Node 0 
[  253.743340]  ? trace_hardirqs_off+0xb8/0x300
[  253.745830] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  253.749951]  ? trace_hardirqs_off+0xb8/0x300
[  253.752162] lowmem_reserve[]:
[  253.756576]  __alloc_pages_slowpath+0x2667/0x2d80
[  253.783443]  0 0
[  253.787894]  ? warn_alloc+0x120/0x120
[  253.790935]  3503 3503
[  253.795795]  ? warn_alloc+0x120/0x120
[  253.797742] Node 0 
[  253.801539]  ? print_usage_bug+0xc0/0xc0
[  253.804041] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  253.807808]  ? warn_alloc+0x120/0x120
[  253.810023] lowmem_reserve[]: 0
[  253.814091]  ? print_usage_bug+0xc0/0xc0
[  253.842531]  0
[  253.846429]  ? __lock_acquire+0x7ec/0x4ec0
[  253.849677]  0
[  253.853730]  ? __lock_acquire+0x7ec/0x4ec0
[  253.855506]  0
[  253.859739]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.865745]  ? should_fail+0x22d/0xd01
[  253.867519] Node 0 
[  253.873058]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  253.876921] DMA: 
[  253.879153]  ? __lock_acquire+0x7ec/0x4ec0
[  253.884230] 1*4kB 
[  253.886288]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  253.890495] (U) 
[  253.892637]  ? __lock_acquire+0x7ec/0x4ec0
[  253.897719] 0*8kB 
[  253.899699]  ? should_fail+0x22d/0xd01
[  253.903907] 0*16kB 1*32kB 
[  253.906069]  ? mark_held_locks+0x130/0x130
[  253.909923] (U) 
[  253.912763]  ? mark_held_locks+0x130/0x130
[  253.916969] 2*64kB 
[  253.918940]  ? graph_lock+0x170/0x170
[  253.923150] (U) 
[  253.925377]  ? graph_lock+0x170/0x170
[  253.929150] 1*128kB (U) 
[  253.931177]  ? graph_lock+0x170/0x170
[  253.934950] 1*256kB (U) 
[  253.937624]  ? print_usage_bug+0xc0/0xc0
[  253.941394] 0*512kB 1*1024kB 
[  253.944069]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.948095] (U) 1*2048kB 
[  253.951211]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.956719] (M) 
[  253.959475]  ? check_preemption_disabled+0x48/0x200
[  253.964981] 3*4096kB (M) 
[  253.966960]  ? check_preemption_disabled+0x48/0x200
[  253.971944] = 15908kB
[  253.971952] Node 0 
[  253.974717]  ? __lock_is_held+0xb5/0x140
[  253.979699] DMA32: 
[  253.982115]  __alloc_pages_nodemask+0xa80/0xde0
[  253.984322] 4*4kB 
[  253.988375]  ? graph_lock+0x170/0x170
[  253.990590] (UM) 
[  253.995255]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  253.997372] 2*8kB (M) 
[  254.001174]  ? graph_lock+0x170/0x170
[  254.003208] 1*16kB (M) 
[  254.008235]  ? find_held_lock+0x36/0x1c0
[  254.010700] 1*32kB 
[  254.014498]  ? ____cache_alloc_node+0x1c7/0x1e0
[  254.017053] (M) 
[  254.021115]  ? lock_downgrade+0x900/0x900
[  254.023326] 3*64kB 
[  254.027995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.029943] (UM) 
[  254.034086]  cache_grow_begin+0x91/0x8c0
[  254.036295] 3*128kB 
[  254.041827]  ? do_raw_spin_unlock+0xa7/0x2f0
[  254.043866] (M) 
[  254.047927]  fallback_alloc+0x203/0x2e0
[  254.050224] 2*256kB 
[  254.054628]  ____cache_alloc_node+0x1c7/0x1e0
[  254.056576] (M) 
[  254.060554]  kmem_cache_alloc_node+0xe3/0x730
[  254.062855] 3*512kB 
[  254.067345]  ? ipv6_get_ifaddr+0x42e/0x620
[  254.069292] (M) 
[  254.073790]  __alloc_skb+0x119/0x770
[  254.076109] 4*1024kB 
[  254.080344]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  254.082293] (UM) 
[  254.086002]  ? skb_scrub_packet+0x490/0x490
[  254.088388] 3*2048kB 
[  254.093658]  ? lock_downgrade+0x900/0x900
[  254.095698] (M) 
[  254.100021]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.102398] 3*4096kB (M) 
[  254.106555]  ? refcount_sub_and_test_checked+0x203/0x310
[  254.108506] = 25232kB
[  254.114033]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  254.116769] Node 0 
[  254.122217]  ? addrconf_rs_timer+0x6f0/0x6f0
[  254.124595] Normal: 1065*4kB 
[  254.130057]  ndisc_alloc_skb+0x144/0x340
[  254.132259] (MEH) 
[  254.136661]  ndisc_send_rs+0x331/0x6e0
[  254.139742] 487*8kB 
[  254.143798]  addrconf_rs_timer+0x3c0/0x6f0
[  254.145917] (ME) 
[  254.149803]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.152099] 153*16kB 
[  254.156346]  call_timer_fn+0x272/0x920
[  254.158375] (MEH) 
[  254.162607]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.165004] 77*32kB (UM) 
[  254.168898]  ? process_timeout+0x40/0x40
[  254.171029] 0*64kB 
[  254.175281]  ? find_held_lock+0x36/0x1c0
[  254.178012] 1*128kB 
[  254.182073]  ? __run_timers+0x7da/0xc70
[  254.184278] (H) 
[  254.188335]  ? _raw_spin_unlock_irq+0x27/0x80
[  254.190626] 1*256kB (U) 
[  254.194606]  ? _raw_spin_unlock_irq+0x27/0x80
[  254.196566] 1*512kB 
[  254.201057]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.203702] (U) 
[  254.208278]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  254.210576] 0*1024kB 
[  254.214804]  ? trace_hardirqs_on+0xbd/0x310
[  254.216759] 0*2048kB 
[  254.221331]  ? kasan_check_read+0x11/0x20
[  254.223719] 0*4096kB 
[  254.228035]  ? __run_timers+0x7da/0xc70
[  254.230412] = 13964kB
[  254.230426] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  254.234571]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  254.236990] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  254.240953]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.243335] 412 total pagecache pages
[  254.252166]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.257594] 0 pages in swap cache
[  254.266161]  __run_timers+0x7e5/0xc70
[  254.270369] Swap cache stats: add 0, delete 0, find 0/0
[  254.274166]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  254.278378] Free swap  = 0kB
[  254.281834]  ? compat_start_thread+0x80/0x80
[  254.285616] Total swap = 0kB
[  254.290976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.296307] 1965979 pages RAM
[  254.299319]  ? kasan_check_write+0x14/0x20
[  254.303700] 0 pages HighMem/MovableOnly
[  254.306715]  ? finish_task_switch+0x2f5/0x900
[  254.312224] 343323 pages reserved
[  254.315328]  ? __switch_to_asm+0x40/0x70
[  254.319533] 0 pages cma reserved
[  254.323509]  ? preempt_notifier_register+0x200/0x200
[  254.328041] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  254.331423]  ? __switch_to_asm+0x34/0x70
[  254.335560] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  254.338818]  ? __switch_to_asm+0x40/0x70
[  254.343898] syz-executor0 cpuset=
[  254.350376]  ? __switch_to_asm+0x34/0x70
[  254.350391]  ? __switch_to_asm+0x40/0x70
[  254.354471] syz0
[  254.364963]  ? __switch_to_asm+0x34/0x70
[  254.364978]  ? __switch_to_asm+0x40/0x70
[  254.369025]  mems_allowed=0
[  254.372477]  ? pvclock_read_flags+0x160/0x160
[  254.398037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.403578]  ? check_preemption_disabled+0x48/0x200
[  254.408606]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  254.414149]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  254.419429]  ? rcu_pm_notify+0xc0/0xc0
[  254.423318]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.428856]  ? check_preemption_disabled+0x48/0x200
[  254.433902]  run_timer_softirq+0x52/0xb0
[  254.437963]  ? rcu_read_lock_sched_held+0x108/0x120
[  254.442983]  __do_softirq+0x30b/0xad8
[  254.446801]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  254.451910]  ? trace_hardirqs_off_caller+0x300/0x300
[  254.457038]  ? trace_hardirqs_on+0x310/0x310
[  254.461460]  ? schedule+0x108/0x460
[  254.465092]  ? __schedule+0x1ed0/0x1ed0
[  254.469083]  ? trace_hardirqs_off+0xb8/0x300
[  254.473989]  ? ___might_sleep+0x1ed/0x300
[  254.478139]  ? smpboot_thread_fn+0x68b/0xa00
[  254.482563]  ? trace_hardirqs_on+0x310/0x310
[  254.486977]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.492518]  ? check_preemption_disabled+0x48/0x200
[  254.497550]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.503094]  ? takeover_tasklets+0xa90/0xa90
[  254.507514]  run_ksoftirqd+0x94/0x100
[  254.511329]  smpboot_thread_fn+0x68b/0xa00
[  254.515575]  ? sort_range+0x30/0x30
[  254.519208]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  254.524318]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.529873]  ? __kthread_parkme+0xfb/0x1a0
[  254.534124]  kthread+0x35a/0x420
[  254.537490]  ? sort_range+0x30/0x30
[  254.541118]  ? kthread_bind+0x40/0x40
[  254.544923]  ret_from_fork+0x3a/0x50
[  254.548667] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  254.548746] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  254.555943] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  254.555948] Call Trace:
[  254.555955]  <IRQ>
[  254.555971]  dump_stack+0x1c4/0x2b4
[  254.555990]  ? dump_stack_print_info.cold.2+0x52/0x52
[  254.562567] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  254.571830]  warn_alloc.cold.118+0xb7/0x1bd
[  254.574382] ksoftirqd/1 cpuset=
[  254.576526]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  254.580129] /
[  254.585313]  ? lock_downgrade+0x900/0x900
[  254.595612]  mems_allowed=0
[  254.599935]  ? trace_hardirqs_off+0xb8/0x300
[  254.621199]  ? trace_hardirqs_off+0xb8/0x300
[  254.625630]  __alloc_pages_slowpath+0x2667/0x2d80
[  254.630509]  ? warn_alloc+0x120/0x120
[  254.634321]  ? trace_hardirqs_on+0x310/0x310
[  254.638731]  ? warn_alloc+0x120/0x120
[  254.642538]  ? print_usage_bug+0xc0/0xc0
[  254.646622]  ? warn_alloc+0x120/0x120
[  254.650428]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  254.655458]  ? print_usage_bug+0xc0/0xc0
[  254.659524]  ? __lock_acquire+0x7ec/0x4ec0
[  254.663769]  ? __lock_acquire+0x7ec/0x4ec0
[  254.668014]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.673564]  ? should_fail+0x22d/0xd01
[  254.677464]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  254.682578]  ? __lock_acquire+0x7ec/0x4ec0
[  254.686822]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  254.691925]  ? __lock_acquire+0x7ec/0x4ec0
[  254.696161]  ? should_fail+0x22d/0xd01
[  254.700046]  ? print_usage_bug+0xc0/0xc0
[  254.704116]  ? mark_held_locks+0x130/0x130
[  254.708356]  ? mark_held_locks+0x130/0x130
[  254.712611]  ? graph_lock+0x170/0x170
[  254.716417]  ? print_usage_bug+0xc0/0xc0
[  254.720480]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  254.725243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.730780]  ? check_preemption_disabled+0x48/0x200
[  254.735796]  ? check_preemption_disabled+0x48/0x200
[  254.740827]  ? __lock_is_held+0xb5/0x140
[  254.744895]  __alloc_pages_nodemask+0xa80/0xde0
[  254.749574]  ? graph_lock+0x170/0x170
[  254.753385]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  254.758417]  ? graph_lock+0x170/0x170
[  254.762232]  ? find_held_lock+0x36/0x1c0
[  254.766303]  ? ____cache_alloc_node+0x1c7/0x1e0
[  254.770975]  ? lock_downgrade+0x900/0x900
[  254.775136]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.780696]  cache_grow_begin+0x91/0x8c0
[  254.784762]  ? do_raw_spin_unlock+0xa7/0x2f0
[  254.789187]  fallback_alloc+0x203/0x2e0
[  254.793172]  ____cache_alloc_node+0x1c7/0x1e0
[  254.797675]  kmem_cache_alloc_node+0xe3/0x730
[  254.802172]  ? ipv6_get_ifaddr+0x42e/0x620
[  254.806418]  __alloc_skb+0x119/0x770
[  254.810134]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  254.815435]  ? skb_scrub_packet+0x490/0x490
[  254.819759]  ? lock_downgrade+0x900/0x900
[  254.823968]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.829512]  ? refcount_sub_and_test_checked+0x203/0x310
[  254.834976]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  254.840429]  ? addrconf_rs_timer+0x6f0/0x6f0
[  254.844855]  ndisc_alloc_skb+0x144/0x340
[  254.848929]  ndisc_send_rs+0x331/0x6e0
[  254.852825]  addrconf_rs_timer+0x3c0/0x6f0
[  254.857070]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.861322]  call_timer_fn+0x272/0x920
[  254.865211]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.869461]  ? process_timeout+0x40/0x40
[  254.873523]  ? find_held_lock+0x36/0x1c0
[  254.877608]  ? __run_timers+0x7da/0xc70
[  254.881588]  ? _raw_spin_unlock_irq+0x27/0x80
[  254.886087]  ? _raw_spin_unlock_irq+0x27/0x80
[  254.890585]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.894829]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  254.899418]  ? trace_hardirqs_on+0xbd/0x310
[  254.903739]  ? kasan_check_read+0x11/0x20
[  254.907890]  ? __run_timers+0x7da/0xc70
[  254.911870]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  254.917326]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.921575]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.925816]  __run_timers+0x7e5/0xc70
[  254.929637]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  254.935004]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  254.940021]  ? graph_lock+0x170/0x170
[  254.943825]  ? enqueue_hrtimer+0x1a5/0x560
[  254.948060]  ? lock_release+0x970/0x970
[  254.952035]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  254.957230]  ? find_held_lock+0x36/0x1c0
[  254.961295]  ? graph_lock+0x170/0x170
[  254.965099]  ? pvclock_read_flags+0x160/0x160
[  254.969604]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.975147]  ? check_preemption_disabled+0x48/0x200
[  254.980180]  ? __lock_is_held+0xb5/0x140
[  254.984247]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.989790]  ? check_preemption_disabled+0x48/0x200
[  254.994817]  run_timer_softirq+0x52/0xb0
[  254.998884]  ? rcu_read_lock_sched_held+0x108/0x120
[  255.003906]  __do_softirq+0x30b/0xad8
[  255.007719]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  255.012831]  ? pvclock_read_flags+0x160/0x160
[  255.017330]  ? lapic_next_event+0x5a/0x90
[  255.021482]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.027022]  ? check_preemption_disabled+0x48/0x200
[  255.032042]  ? check_preemption_disabled+0x48/0x200
[  255.037075]  ? kvm_clock_read+0x18/0x30
[  255.041056]  ? kvm_sched_clock_read+0x9/0x20
[  255.045469]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.051005]  ? check_preemption_disabled+0x48/0x200
[  255.056032]  irq_exit+0x17f/0x1c0
[  255.059496]  smp_apic_timer_interrupt+0x1cb/0x760
[  255.064345]  ? smp_reschedule_interrupt+0x109/0x650
[  255.069368]  ? smp_call_function_single_interrupt+0x650/0x650
[  255.075254]  ? interrupt_entry+0xb5/0xf0
[  255.079319]  ? trace_hardirqs_off_caller+0xbb/0x300
[  255.084366]  ? trace_hardirqs_off_caller+0xbb/0x300
[  255.089384]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.094229]  ? trace_hardirqs_off+0x300/0x300
[  255.098729]  ? trace_hardirqs_off+0x300/0x300
[  255.103246]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.108785]  ? check_preemption_disabled+0x48/0x200
[  255.113803]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.119353]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.124227]  apic_timer_interrupt+0xf/0x20
[  255.128478]  </IRQ>
[  255.130719] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  255.135654] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  255.154573] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  255.162291] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  255.169566] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  255.176841] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  255.184115] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  255.191406] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  255.198725]  skb_clone+0x1bb/0x500
[  255.202267]  ? finish_task_switch+0x1b5/0x900
[  255.206763]  ? skb_split+0x11e0/0x11e0
[  255.210652]  ? preempt_notifier_register+0x200/0x200
[  255.215759]  ? __switch_to_asm+0x34/0x70
[  255.219824]  ? __switch_to_asm+0x34/0x70
[  255.223881]  ? __switch_to_asm+0x40/0x70
[  255.227939]  ? __switch_to_asm+0x34/0x70
[  255.231997]  ? __switch_to_asm+0x40/0x70
[  255.236054]  ? __switch_to_asm+0x34/0x70
[  255.240116]  ? __switch_to_asm+0x40/0x70
[  255.244174]  ? __switch_to_asm+0x34/0x70
[  255.248239]  ? __switch_to_asm+0x34/0x70
[  255.252299]  ? __switch_to_asm+0x40/0x70
[  255.256361]  ? __switch_to_asm+0x34/0x70
[  255.260434]  bpf_clone_redirect+0xb9/0x490
[  255.264672]  ? __schedule+0x874/0x1ed0
[  255.268574]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  255.273606]  ? __sched_text_start+0x8/0x8
[  255.277759]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  255.282540]  ? find_held_lock+0x36/0x1c0
[  255.286633]  ? lock_acquire+0x1ed/0x520
[  255.290620]  ? bpf_test_run+0x32e/0x5a0
[  255.294606]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.300144]  ? check_preemption_disabled+0x48/0x200
[  255.305165]  ? kasan_check_read+0x11/0x20
[  255.309316]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  255.314613]  ? rcu_bh_qs+0xc0/0xc0
[  255.318163]  ? preempt_schedule+0x4d/0x60
[  255.322315]  ? ___preempt_schedule+0x16/0x18
[  255.326736]  ? bpf_test_run+0x1c0/0x5a0
[  255.330722]  ? netlink_diag_dump+0x2a0/0x2a0
[  255.335139]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.341136]  ? bpf_test_init.isra.9+0x70/0x100
[  255.345731]  ? bpf_prog_test_run_skb+0x634/0xb40
[  255.350498]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  255.355345]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  255.360882]  ? fput+0x130/0x1a0
[  255.364163]  ? __bpf_prog_get+0x9b/0x290
[  255.368231]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  255.373073]  ? bpf_prog_test_run+0x130/0x1a0
[  255.377495]  ? __x64_sys_bpf+0x3d8/0x510
[  255.381566]  ? bpf_prog_get+0x20/0x20
[  255.385382]  ? ksys_ioctl+0x81/0xd0
[  255.389024]  ? do_syscall_64+0x1b9/0x820
[  255.393087]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  255.398459]  ? syscall_return_slowpath+0x5e0/0x5e0
[  255.403393]  ? trace_hardirqs_off+0x300/0x300
[  255.407890]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  255.412906]  ? recalc_sigpending_tsk+0x180/0x180
[  255.417662]  ? kasan_check_write+0x14/0x20
[  255.421910]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.426764]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  255.432144] warn_alloc_show_mem: 1 callbacks suppressed
[  255.432155] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  255.432157] Mem-Info:
[  255.432189] active_anon:49480 inactive_anon:371 isolated_anon:0
[  255.432189]  active_file:14 inactive_file:18 isolated_file:1
[  255.432189]  unevictable:0 dirty:0 writeback:0 unstable:0
[  255.432189]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  255.432189]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  255.432189]  free:13768 free_pcp:583 free_cma:0
[  255.437532] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  255.444385] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  255.446787] Call Trace:
[  255.479679] Node 0 
[  255.489050]  dump_stack+0x1c4/0x2b4
[  255.516737] 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
[  255.519306]  ? dump_stack_print_info.cold.2+0x52/0x52
[  255.521508] lowmem_reserve[]: 0
[  255.525154]  warn_alloc.cold.118+0xb7/0x1bd
[  255.550633]  2815
[  255.555832]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  255.559071]  6318 6318
[  255.563406]  ? lock_downgrade+0x900/0x900
[  255.570281]  ? trace_hardirqs_off+0xb8/0x300
[  255.572747] Node 0 
[  255.576900]  ? trace_hardirqs_off+0xb8/0x300
[  255.581305] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  255.583515]  __alloc_pages_slowpath+0x2667/0x2d80
[  255.587890] lowmem_reserve[]:
[  255.614816]  ? warn_alloc+0x120/0x120
[  255.619616]  0
[  255.622722]  ? warn_alloc+0x120/0x120
[  255.626488]  0 3503
[  255.628306]  ? print_usage_bug+0xc0/0xc0
[  255.632071]  3503
[  255.634314]  ? warn_alloc+0x120/0x120
[  255.638354] Node 0 
[  255.640412]  ? print_usage_bug+0xc0/0xc0
[  255.644228] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  255.646437]  ? __lock_acquire+0x7ec/0x4ec0
[  255.650465] lowmem_reserve[]: 0
[  255.678940]  ? __lock_acquire+0x7ec/0x4ec0
[  255.683144]  0
[  255.686423]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.690628]  0
[  255.692433]  ? should_fail+0x22d/0xd01
[  255.697932]  0
[  255.699748]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  255.703608] Node 0 
[  255.705403]  ? __lock_acquire+0x7ec/0x4ec0
[  255.710473] DMA: 1*4kB 
[  255.712718]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  255.716922] (U) 
[  255.719507]  ? __lock_acquire+0x7ec/0x4ec0
[  255.724582] 0*8kB 
[  255.726565]  ? should_fail+0x22d/0xd01
[  255.730767] 0*16kB 1*32kB 
[  255.732923]  ? print_usage_bug+0xc0/0xc0
[  255.736782] (U) 
[  255.739632]  ? mark_held_locks+0x130/0x130
[  255.743652] 2*64kB (U) 
[  255.745631]  ? mark_held_locks+0x130/0x130
[  255.749836] 1*128kB (U) 
[  255.752434]  ? graph_lock+0x170/0x170
[  255.756641] 1*256kB 
[  255.759307]  ? print_usage_bug+0xc0/0xc0
[  255.763079] (U) 
[  255.765408]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  255.769440] 0*512kB 
[  255.771413]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.776135] 1*1024kB (U) 
[  255.778482]  ? check_preemption_disabled+0x48/0x200
[  255.783998] 1*2048kB 
[  255.786758]  ? check_preemption_disabled+0x48/0x200
[  255.791751] (M) 
[  255.794171]  ? __lock_is_held+0xb5/0x140
[  255.799149] 3*4096kB 
[  255.801131]  __alloc_pages_nodemask+0xa80/0xde0
[  255.805155] (M) 
[  255.807573]  ? graph_lock+0x170/0x170
[  255.812207] = 15908kB
[  255.812216] Node 0 
[  255.814189]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  255.817957] DMA32: 
[  255.820363]  ? graph_lock+0x170/0x170
[  255.822578] 4*4kB 
[  255.827593]  ? find_held_lock+0x36/0x1c0
[  255.829794] (UM) 
[  255.833611]  ? ____cache_alloc_node+0x1c7/0x1e0
[  255.835735] 2*8kB 
[  255.839787]  ? lock_downgrade+0x900/0x900
[  255.841818] (M) 1*16kB 
[  255.846496]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.848618] (M) 
[  255.852760]  cache_grow_begin+0x91/0x8c0
[  255.855321] 1*32kB 
[  255.860856]  ? do_raw_spin_unlock+0xa7/0x2f0
[  255.862807] (M) 3*64kB 
[  255.866876]  fallback_alloc+0x203/0x2e0
[  255.869085] (UM) 
[  255.873498]  ____cache_alloc_node+0x1c7/0x1e0
[  255.876056] 3*128kB 
[  255.880026]  kmem_cache_alloc_node+0xe3/0x730
[  255.882054] (M) 2*256kB 
[  255.886561]  ? ipv6_get_ifaddr+0x42e/0x620
[  255.888847] (M) 3*512kB 
[  255.893442]  __alloc_skb+0x119/0x770
[  255.896073] (M) 4*1024kB 
[  255.900324]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  255.902966] (UM) 
[  255.906678]  ? skb_scrub_packet+0x490/0x490
[  255.909405] 3*2048kB 
[  255.914674]  ? lock_downgrade+0x900/0x900
[  255.916712] (M) 
[  255.921037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.923421] 3*4096kB 
[  255.927570]  ? refcount_sub_and_test_checked+0x203/0x310
[  255.929524] (M) 
[  255.935061]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  255.937447] = 25232kB
[  255.942893]  ? addrconf_rs_timer+0x6f0/0x6f0
[  255.944841] Node 0 
[  255.950294]  ndisc_alloc_skb+0x144/0x340
[  255.952662] Normal: 1065*4kB 
[  255.957074]  ndisc_send_rs+0x331/0x6e0
[  255.959282] (MEH) 
[  255.963341]  addrconf_rs_timer+0x3c0/0x6f0
[  255.966418] 487*8kB 
[  255.970303]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.972426] (ME) 
[  255.976667]  call_timer_fn+0x272/0x920
[  255.978955] 153*16kB 
[  255.983184]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.985225] (MEH) 
[  255.989120]  ? process_timeout+0x40/0x40
[  255.991501] 77*32kB 
[  255.995733]  ? find_held_lock+0x36/0x1c0
[  255.997855] (UM) 
[  256.001914]  ? __run_timers+0x7da/0xc70
[  256.004208] 0*64kB 
[  256.008265]  ? _raw_spin_unlock_irq+0x27/0x80
[  256.010307] 1*128kB 
[  256.014273]  ? _raw_spin_unlock_irq+0x27/0x80
[  256.016487] (H) 
[  256.020980]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  256.023280] 1*256kB 
[  256.027791]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  256.029740] (U) 
[  256.033968]  ? trace_hardirqs_on+0xbd/0x310
[  256.036268] 1*512kB 
[  256.040843]  ? kasan_check_read+0x11/0x20
[  256.040862]  ? __run_timers+0x7da/0xc70
[  256.042814] (U) 
[  256.047137]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  256.049433] 0*1024kB 
[  256.053582]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  256.057523] 0*2048kB 0*4096kB 
[  256.059512]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  256.064929] = 13964kB
[  256.064942] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  256.067347]  __run_timers+0x7e5/0xc70
[  256.071566] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  256.074775]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  256.078974] 412 total pagecache pages
[  256.081380]  ? compat_start_thread+0x80/0x80
[  256.090193] 0 pages in swap cache
[  256.093987]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.102562] Swap cache stats: add 0, delete 0, find 0/0
[  256.107919]  ? kasan_check_write+0x14/0x20
[  256.111689] Free swap  = 0kB
[  256.116097]  ? finish_task_switch+0x2f5/0x900
[  256.119517] Total swap = 0kB
[  256.119525] 1965979 pages RAM
[  256.125062]  ? __switch_to_asm+0x40/0x70
[  256.130443] 0 pages HighMem/MovableOnly
[  256.130452] 343323 pages reserved
[  256.134685]  ? preempt_notifier_register+0x200/0x200
[  256.137677] 0 pages cma reserved
[  256.142165]  ? __switch_to_asm+0x34/0x70
[  256.145225] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  256.148248]  ? __switch_to_asm+0x40/0x70
[  256.148264]  ? __switch_to_asm+0x34/0x70
[  256.152406] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  256.156278]  ? __switch_to_asm+0x40/0x70
[  256.159713] syz-executor0 cpuset=
[  256.164802]  ? __switch_to_asm+0x34/0x70
[  256.164818]  ? __switch_to_asm+0x40/0x70
[  256.168165] syz0
[  256.172228]  ? pvclock_read_flags+0x160/0x160
[  256.178776]  mems_allowed=0
[  256.182831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.227814]  ? check_preemption_disabled+0x48/0x200
[  256.232845]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  256.238382]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  256.243665]  ? rcu_pm_notify+0xc0/0xc0
[  256.247565]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.253114]  ? check_preemption_disabled+0x48/0x200
[  256.258149]  run_timer_softirq+0x52/0xb0
[  256.262215]  ? rcu_read_lock_sched_held+0x108/0x120
[  256.267235]  __do_softirq+0x30b/0xad8
[  256.271049]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  256.276153]  ? trace_hardirqs_off_caller+0x300/0x300
[  256.281261]  ? trace_hardirqs_on+0x310/0x310
[  256.285679]  ? schedule+0x108/0x460
[  256.289315]  ? __schedule+0x1ed0/0x1ed0
[  256.293308]  ? trace_hardirqs_off+0xb8/0x300
[  256.297727]  ? ___might_sleep+0x1ed/0x300
[  256.301904]  ? smpboot_thread_fn+0x68b/0xa00
[  256.306317]  ? trace_hardirqs_on+0x310/0x310
[  256.310750]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.316293]  ? check_preemption_disabled+0x48/0x200
[  256.321311]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.326867]  ? takeover_tasklets+0xa90/0xa90
[  256.331286]  run_ksoftirqd+0x94/0x100
[  256.335088]  smpboot_thread_fn+0x68b/0xa00
[  256.339335]  ? sort_range+0x30/0x30
[  256.342966]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  256.348071]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.353702]  ? __kthread_parkme+0xfb/0x1a0
[  256.357946]  kthread+0x35a/0x420
[  256.361490]  ? sort_range+0x30/0x30
[  256.365123]  ? kthread_bind+0x40/0x40
[  256.368929]  ret_from_fork+0x3a/0x50
[  256.372663] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  256.372761] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  256.379935] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  256.379944] Call Trace:
[  256.386541] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  256.395765]  <IRQ>
[  256.398333] ksoftirqd/1 cpuset=
[  256.408644]  dump_stack+0x1c4/0x2b4
[  256.410766] /
[  256.414045]  ? dump_stack_print_info.cold.2+0x52/0x52
[  256.417652]  mems_allowed=0
[  256.419477]  warn_alloc.cold.118+0xb7/0x1bd
[  256.431876]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  256.436721]  ? lock_downgrade+0x900/0x900
[  256.440879]  ? trace_hardirqs_off+0xb8/0x300
[  256.445297]  ? trace_hardirqs_off+0xb8/0x300
[  256.449719]  __alloc_pages_slowpath+0x2667/0x2d80
[  256.454607]  ? warn_alloc+0x120/0x120
[  256.458417]  ? trace_hardirqs_on+0x310/0x310
[  256.462828]  ? warn_alloc+0x120/0x120
[  256.466649]  ? print_usage_bug+0xc0/0xc0
[  256.470896]  ? warn_alloc+0x120/0x120
[  256.474697]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  256.479720]  ? print_usage_bug+0xc0/0xc0
[  256.483786]  ? __lock_acquire+0x7ec/0x4ec0
[  256.488025]  ? __lock_acquire+0x7ec/0x4ec0
[  256.492262]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.497803]  ? should_fail+0x22d/0xd01
[  256.501700]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  256.506807]  ? __lock_acquire+0x7ec/0x4ec0
[  256.511052]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  256.516161]  ? __lock_acquire+0x7ec/0x4ec0
[  256.520415]  ? should_fail+0x22d/0xd01
[  256.524299]  ? print_usage_bug+0xc0/0xc0
[  256.528370]  ? mark_held_locks+0x130/0x130
[  256.532616]  ? mark_held_locks+0x130/0x130
[  256.536860]  ? graph_lock+0x170/0x170
[  256.540664]  ? print_usage_bug+0xc0/0xc0
[  256.544730]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  256.549514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.555058]  ? check_preemption_disabled+0x48/0x200
[  256.560071]  ? check_preemption_disabled+0x48/0x200
[  256.565104]  ? __lock_is_held+0xb5/0x140
[  256.569178]  __alloc_pages_nodemask+0xa80/0xde0
[  256.573852]  ? graph_lock+0x170/0x170
[  256.577662]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  256.582675]  ? graph_lock+0x170/0x170
[  256.586485]  ? find_held_lock+0x36/0x1c0
[  256.590567]  ? ____cache_alloc_node+0x1c7/0x1e0
[  256.595243]  ? lock_downgrade+0x900/0x900
[  256.599399]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.604947]  cache_grow_begin+0x91/0x8c0
[  256.609011]  ? do_raw_spin_unlock+0xa7/0x2f0
[  256.613427]  fallback_alloc+0x203/0x2e0
[  256.617411]  ____cache_alloc_node+0x1c7/0x1e0
[  256.621913]  kmem_cache_alloc_node+0xe3/0x730
[  256.626409]  ? ipv6_get_ifaddr+0x42e/0x620
[  256.630660]  __alloc_skb+0x119/0x770
[  256.634380]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  256.639662]  ? skb_scrub_packet+0x490/0x490
[  256.643983]  ? lock_downgrade+0x900/0x900
[  256.648144]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.653685]  ? refcount_sub_and_test_checked+0x203/0x310
[  256.659145]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  256.664609]  ? addrconf_rs_timer+0x6f0/0x6f0
[  256.669035]  ndisc_alloc_skb+0x144/0x340
[  256.673102]  ndisc_send_rs+0x331/0x6e0
[  256.677000]  addrconf_rs_timer+0x3c0/0x6f0
[  256.681246]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  256.685498]  call_timer_fn+0x272/0x920
[  256.689392]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  256.693634]  ? process_timeout+0x40/0x40
[  256.697693]  ? find_held_lock+0x36/0x1c0
[  256.701764]  ? __run_timers+0x7da/0xc70
[  256.705744]  ? _raw_spin_unlock_irq+0x27/0x80
[  256.710243]  ? _raw_spin_unlock_irq+0x27/0x80
[  256.714738]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  256.718981]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  256.723571]  ? trace_hardirqs_on+0xbd/0x310
[  256.727896]  ? kasan_check_read+0x11/0x20
[  256.732045]  ? __run_timers+0x7da/0xc70
[  256.736024]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  256.741483]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  256.745731]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  256.749984]  __run_timers+0x7e5/0xc70
[  256.753816]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  256.759194]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  256.764214]  ? graph_lock+0x170/0x170
[  256.768019]  ? enqueue_hrtimer+0x1a5/0x560
[  256.772252]  ? lock_release+0x970/0x970
[  256.776229]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  256.781430]  ? find_held_lock+0x36/0x1c0
[  256.785497]  ? graph_lock+0x170/0x170
[  256.789327]  ? pvclock_read_flags+0x160/0x160
[  256.793831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.799371]  ? check_preemption_disabled+0x48/0x200
[  256.804408]  ? __lock_is_held+0xb5/0x140
[  256.808475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.814014]  ? check_preemption_disabled+0x48/0x200
[  256.819047]  run_timer_softirq+0x52/0xb0
[  256.823110]  ? rcu_read_lock_sched_held+0x108/0x120
[  256.828138]  __do_softirq+0x30b/0xad8
[  256.831955]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  256.837073]  ? pvclock_read_flags+0x160/0x160
[  256.841580]  ? lapic_next_event+0x5a/0x90
[  256.845734]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.851280]  ? check_preemption_disabled+0x48/0x200
[  256.856299]  ? check_preemption_disabled+0x48/0x200
[  256.861323]  ? kvm_clock_read+0x18/0x30
[  256.865297]  ? kvm_sched_clock_read+0x9/0x20
[  256.869711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.875252]  ? check_preemption_disabled+0x48/0x200
[  256.880298]  irq_exit+0x17f/0x1c0
[  256.883759]  smp_apic_timer_interrupt+0x1cb/0x760
[  256.888615]  ? smp_reschedule_interrupt+0x109/0x650
[  256.893642]  ? smp_call_function_single_interrupt+0x650/0x650
[  256.899533]  ? interrupt_entry+0xb5/0xf0
[  256.903614]  ? trace_hardirqs_off_caller+0xbb/0x300
[  256.908637]  ? trace_hardirqs_off_caller+0xbb/0x300
[  256.913660]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.918503]  ? trace_hardirqs_off+0x300/0x300
[  256.922995]  ? trace_hardirqs_off+0x300/0x300
[  256.927493]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.933039]  ? check_preemption_disabled+0x48/0x200
[  256.938057]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.943612]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.948468]  apic_timer_interrupt+0xf/0x20
[  256.952696]  </IRQ>
[  256.954936] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  256.959870] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  256.978779] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  256.986500] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  256.993773] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  257.001044] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  257.008319] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  257.015588] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  257.022909]  skb_clone+0x1bb/0x500
[  257.026456]  ? finish_task_switch+0x1b5/0x900
[  257.030957]  ? skb_split+0x11e0/0x11e0
[  257.034850]  ? preempt_notifier_register+0x200/0x200
[  257.039953]  ? __switch_to_asm+0x34/0x70
[  257.044013]  ? __switch_to_asm+0x34/0x70
[  257.048071]  ? __switch_to_asm+0x40/0x70
[  257.052129]  ? __switch_to_asm+0x34/0x70
[  257.056191]  ? __switch_to_asm+0x40/0x70
[  257.060249]  ? __switch_to_asm+0x34/0x70
[  257.064312]  ? __switch_to_asm+0x40/0x70
[  257.068376]  ? __switch_to_asm+0x34/0x70
[  257.072440]  ? __switch_to_asm+0x34/0x70
[  257.076500]  ? __switch_to_asm+0x40/0x70
[  257.080567]  ? __switch_to_asm+0x34/0x70
[  257.084644]  bpf_clone_redirect+0xb9/0x490
[  257.088886]  ? __schedule+0x874/0x1ed0
[  257.092780]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  257.097997]  ? __sched_text_start+0x8/0x8
[  257.102147]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  257.106918]  ? find_held_lock+0x36/0x1c0
[  257.110984]  ? lock_acquire+0x1ed/0x520
[  257.114962]  ? bpf_test_run+0x32e/0x5a0
[  257.118939]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.124478]  ? check_preemption_disabled+0x48/0x200
[  257.129502]  ? kasan_check_read+0x11/0x20
[  257.133654]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  257.138940]  ? rcu_bh_qs+0xc0/0xc0
[  257.142489]  ? preempt_schedule+0x4d/0x60
[  257.146644]  ? ___preempt_schedule+0x16/0x18
[  257.151067]  ? bpf_test_run+0x1c0/0x5a0
[  257.155059]  ? netlink_diag_dump+0x2a0/0x2a0
[  257.159478]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.165017]  ? bpf_test_init.isra.9+0x70/0x100
[  257.169612]  ? bpf_prog_test_run_skb+0x634/0xb40
[  257.174377]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  257.179221]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  257.184933]  ? fput+0x130/0x1a0
[  257.188216]  ? __bpf_prog_get+0x9b/0x290
[  257.192310]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  257.197152]  ? bpf_prog_test_run+0x130/0x1a0
[  257.201576]  ? __x64_sys_bpf+0x3d8/0x510
[  257.205646]  ? bpf_prog_get+0x20/0x20
[  257.209458]  ? ksys_ioctl+0x81/0xd0
[  257.213095]  ? do_syscall_64+0x1b9/0x820
[  257.217159]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  257.222530]  ? syscall_return_slowpath+0x5e0/0x5e0
[  257.227472]  ? trace_hardirqs_off+0x300/0x300
[  257.231974]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  257.236990]  ? recalc_sigpending_tsk+0x180/0x180
[  257.241747]  ? kasan_check_write+0x14/0x20
[  257.245990]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  257.250846]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  257.256234] warn_alloc_show_mem: 1 callbacks suppressed
[  257.256246] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  257.256248] Mem-Info:
[  257.256280] active_anon:49480 inactive_anon:371 isolated_anon:0
[  257.256280]  active_file:14 inactive_file:18 isolated_file:1
[  257.256280]  unevictable:0 dirty:0 writeback:0 unstable:0
[  257.256280]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  257.256280]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  257.256280]  free:13768 free_pcp:583 free_cma:0
[  257.261622] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  257.268470] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  257.270874] Call Trace:
[  257.303753] Node 0 
[  257.313126]  dump_stack+0x1c4/0x2b4
[  257.341250] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  257.343829]  ? dump_stack_print_info.cold.2+0x52/0x52
[  257.346027] lowmem_reserve[]: 0
[  257.349678]  warn_alloc.cold.118+0xb7/0x1bd
[  257.375146]  2815 6318
[  257.380357]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  257.383593]  6318
[  257.387924]  ? lock_downgrade+0x900/0x900
[  257.390390] Node 0 
[  257.395229]  ? trace_hardirqs_off+0xb8/0x300
[  257.397286] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  257.401404]  ? trace_hardirqs_off+0xb8/0x300
[  257.403614] lowmem_reserve[]:
[  257.408022]  __alloc_pages_slowpath+0x2667/0x2d80
[  257.434892]  0
[  257.439333]  ? warn_alloc+0x120/0x120
[  257.442377]  0 3503
[  257.447234]  ? warn_alloc+0x120/0x120
[  257.449003]  3503
[  257.452797]  ? print_usage_bug+0xc0/0xc0
[  257.455007] Node 0 
[  257.458803]  ? warn_alloc+0x120/0x120
[  257.460869] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  257.464897]  ? print_usage_bug+0xc0/0xc0
[  257.467104] lowmem_reserve[]: 0
[  257.470909]  ? __lock_acquire+0x7ec/0x4ec0
[  257.499349]  0
[  257.503416]  ? __lock_acquire+0x7ec/0x4ec0
[  257.506671]  0
[  257.510921]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.512702]  0
[  257.516958]  ? should_fail+0x22d/0xd01
[  257.518730] Node 0 
[  257.524284]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  257.526061] DMA: 
[  257.529943]  ? __lock_acquire+0x7ec/0x4ec0
[  257.532160] 1*4kB 
[  257.537260]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  257.539293] (U) 
[  257.543526]  ? __lock_acquire+0x7ec/0x4ec0
[  257.545649] 0*8kB 
[  257.550750]  ? should_fail+0x22d/0xd01
[  257.552699] 0*16kB 
[  257.556927]  ? print_usage_bug+0xc0/0xc0
[  257.559053] 1*32kB 
[  257.562945]  ? mark_held_locks+0x130/0x130
[  257.565147] (U) 
[  257.569207]  ? mark_held_locks+0x130/0x130
[  257.571416] 2*64kB 
[  257.575657]  ? graph_lock+0x170/0x170
[  257.577609] (U) 
[  257.581829]  ? print_usage_bug+0xc0/0xc0
[  257.584037] 1*128kB (U) 
[  257.587850]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  257.589805] 1*256kB 
[  257.593861]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.596504] (U) 
[  257.601255]  ? check_preemption_disabled+0x48/0x200
[  257.603556] 0*512kB 1*1024kB 
[  257.609096]  ? check_preemption_disabled+0x48/0x200
[  257.611050] (U) 
[  257.616067]  ? __lock_is_held+0xb5/0x140
[  257.619140] 1*2048kB 
[  257.624151]  __alloc_pages_nodemask+0xa80/0xde0
[  257.626098] (M) 
[  257.630159]  ? graph_lock+0x170/0x170
[  257.632554] 3*4096kB 
[  257.637216]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  257.639171] (M) 
[  257.642964]  ? graph_lock+0x170/0x170
[  257.645353] = 15908kB
[  257.650368]  ? find_held_lock+0x36/0x1c0
[  257.652313] Node 0 
[  257.656116]  ? ____cache_alloc_node+0x1c7/0x1e0
[  257.658489] DMA32: 
[  257.662540]  ? lock_downgrade+0x900/0x900
[  257.664762] 4*4kB 
[  257.669428]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.671640] (UM) 
[  257.675784]  cache_grow_begin+0x91/0x8c0
[  257.677904] 2*8kB 
[  257.683433]  ? do_raw_spin_unlock+0xa7/0x2f0
[  257.685469] (M) 
[  257.689528]  fallback_alloc+0x203/0x2e0
[  257.691652] 1*16kB 
[  257.696059]  ____cache_alloc_node+0x1c7/0x1e0
[  257.698004] (M) 
[  257.701976]  kmem_cache_alloc_node+0xe3/0x730
[  257.704186] 1*32kB 
[  257.708679]  ? ipv6_get_ifaddr+0x42e/0x620
[  257.710628] (M) 
[  257.715125]  __alloc_skb+0x119/0x770
[  257.717326] 3*64kB 
[  257.721563]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  257.723508] (UM) 
[  257.727219]  ? skb_scrub_packet+0x490/0x490
[  257.729433] 3*128kB 
[  257.734704]  ? lock_downgrade+0x900/0x900
[  257.736741] (M) 
[  257.741060]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.743357] 2*256kB 
[  257.747498]  ? refcount_sub_and_test_checked+0x203/0x310
[  257.749445] (M) 
[  257.754975]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  257.757277] 3*512kB 
[  257.762734]  ? addrconf_rs_timer+0x6f0/0x6f0
[  257.764683] (M) 
[  257.770139]  ndisc_alloc_skb+0x144/0x340
[  257.772429] 4*1024kB 
[  257.776834]  ndisc_send_rs+0x331/0x6e0
[  257.778780] (UM) 
[  257.782844]  addrconf_rs_timer+0x3c0/0x6f0
[  257.785221] 3*2048kB (M) 
[  257.789119]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  257.791148] 3*4096kB 
[  257.795387]  call_timer_fn+0x272/0x920
[  257.798111] (M) 
[  257.802343]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  257.804729] = 25232kB
[  257.808612]  ? process_timeout+0x40/0x40
[  257.810571] Node 0 
[  257.814799]  ? find_held_lock+0x36/0x1c0
[  257.817183] Normal: 
[  257.821246]  ? __run_timers+0x7da/0xc70
[  257.823449] 1065*4kB 
[  257.827508]  ? _raw_spin_unlock_irq+0x27/0x80
[  257.829798] (MEH) 487*8kB 
[  257.833788]  ? _raw_spin_unlock_irq+0x27/0x80
[  257.836169] (ME) 
[  257.840659]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  257.843479] 153*16kB 
[  257.847966]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  257.850001] (MEH) 
[  257.854231]  ? trace_hardirqs_on+0xbd/0x310
[  257.856613] 77*32kB (UM) 
[  257.861194]  ? kasan_check_read+0x11/0x20
[  257.861213]  ? __run_timers+0x7da/0xc70
[  257.863337] 0*64kB 
[  257.867652]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  257.870384] 1*128kB 
[  257.874528]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  257.878473] (H) 
[  257.880710]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  257.886128] 1*256kB (U) 
[  257.888464]  __run_timers+0x7e5/0xc70
[  257.892671] 1*512kB 
[  257.894649]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  257.898848] (U) 
[  257.901514]  ? compat_start_thread+0x80/0x80
[  257.905289] 0*1024kB 
[  257.907605]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.912940] 0*2048kB 0*4096kB 
[  257.914923]  ? kasan_check_write+0x14/0x20
[  257.919301] = 13964kB
[  257.919316] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  257.921719]  ? finish_task_switch+0x2f5/0x900
[  257.927227] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  257.927235] 412 total pagecache pages
[  257.930426]  ? __switch_to_asm+0x40/0x70
[  257.934638] 0 pages in swap cache
[  257.937037]  ? preempt_notifier_register+0x200/0x200
[  257.945850] Swap cache stats: add 0, delete 0, find 0/0
[  257.945861] Free swap  = 0kB
[  257.950353]  ? __switch_to_asm+0x34/0x70
[  257.958919] Total swap = 0kB
[  257.962714]  ? __switch_to_asm+0x40/0x70
[  257.966747] 1965979 pages RAM
[  257.970191]  ? __switch_to_asm+0x34/0x70
[  257.975262] 0 pages HighMem/MovableOnly
[  257.975271] 343323 pages reserved
[  257.980624]  ? __switch_to_asm+0x40/0x70
[  257.983620] 0 pages cma reserved
[  257.987671]  ? __switch_to_asm+0x34/0x70
[  257.990734] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  257.994713]  ? __switch_to_asm+0x40/0x70
[  257.994739]  ? pvclock_read_flags+0x160/0x160
[  257.994759]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.997903] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  258.001899]  ? check_preemption_disabled+0x48/0x200
[  258.005851] syz-executor0 cpuset=
[  258.009327]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  258.013361] syz0
[  258.016723]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  258.020761]  mems_allowed=0
[  258.027245]  ? rcu_pm_notify+0xc0/0xc0
[  258.079730]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.085270]  ? check_preemption_disabled+0x48/0x200
[  258.090300]  run_timer_softirq+0x52/0xb0
[  258.094365]  ? rcu_read_lock_sched_held+0x108/0x120
[  258.099386]  __do_softirq+0x30b/0xad8
[  258.103200]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  258.108303]  ? trace_hardirqs_off_caller+0x300/0x300
[  258.113423]  ? trace_hardirqs_on+0x310/0x310
[  258.117839]  ? schedule+0x108/0x460
[  258.121469]  ? __schedule+0x1ed0/0x1ed0
[  258.125449]  ? trace_hardirqs_off+0xb8/0x300
[  258.129877]  ? ___might_sleep+0x1ed/0x300
[  258.134025]  ? smpboot_thread_fn+0x68b/0xa00
[  258.138438]  ? trace_hardirqs_on+0x310/0x310
[  258.142858]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.148397]  ? check_preemption_disabled+0x48/0x200
[  258.153413]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.158972]  ? takeover_tasklets+0xa90/0xa90
[  258.163412]  run_ksoftirqd+0x94/0x100
[  258.167216]  smpboot_thread_fn+0x68b/0xa00
[  258.171456]  ? sort_range+0x30/0x30
[  258.175085]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  258.180194]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.185731]  ? __kthread_parkme+0xfb/0x1a0
[  258.189975]  kthread+0x35a/0x420
[  258.193340]  ? sort_range+0x30/0x30
[  258.196963]  ? kthread_bind+0x40/0x40
[  258.200766]  ret_from_fork+0x3a/0x50
[  258.204503] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  258.204593] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  258.211776] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  258.211785] Call Trace:
[  258.218370] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  258.227610]  <IRQ>
[  258.230176] ksoftirqd/1 cpuset=
[  258.240483]  dump_stack+0x1c4/0x2b4
[  258.242613] /
[  258.245886]  ? dump_stack_print_info.cold.2+0x52/0x52
[  258.249494]  mems_allowed=0
[  258.251214]  warn_alloc.cold.118+0xb7/0x1bd
[  258.263623]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  258.268473]  ? lock_downgrade+0x900/0x900
[  258.272644]  ? trace_hardirqs_off+0xb8/0x300
[  258.277063]  ? trace_hardirqs_off+0xb8/0x300
[  258.281487]  __alloc_pages_slowpath+0x2667/0x2d80
[  258.286364]  ? warn_alloc+0x120/0x120
[  258.290169]  ? warn_alloc+0x120/0x120
[  258.293974]  ? print_usage_bug+0xc0/0xc0
[  258.298039]  ? warn_alloc+0x120/0x120
[  258.301839]  ? print_usage_bug+0xc0/0xc0
[  258.305903]  ? __lock_acquire+0x7ec/0x4ec0
[  258.310139]  ? __lock_acquire+0x7ec/0x4ec0
[  258.314378]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.319916]  ? should_fail+0x22d/0xd01
[  258.323809]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  258.328912]  ? __lock_acquire+0x7ec/0x4ec0
[  258.333150]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  258.338254]  ? __lock_acquire+0x7ec/0x4ec0
[  258.342492]  ? should_fail+0x22d/0xd01
[  258.346392]  ? mark_held_locks+0x130/0x130
[  258.350730]  ? mark_held_locks+0x130/0x130
[  258.354965]  ? graph_lock+0x170/0x170
[  258.358769]  ? graph_lock+0x170/0x170
[  258.362578]  ? graph_lock+0x170/0x170
[  258.366383]  ? print_usage_bug+0xc0/0xc0
[  258.370448]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.375990]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.381527]  ? check_preemption_disabled+0x48/0x200
[  258.386559]  ? check_preemption_disabled+0x48/0x200
[  258.391593]  ? __lock_is_held+0xb5/0x140
[  258.395669]  __alloc_pages_nodemask+0xa80/0xde0
[  258.400339]  ? graph_lock+0x170/0x170
[  258.404148]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  258.409162]  ? graph_lock+0x170/0x170
[  258.412977]  ? find_held_lock+0x36/0x1c0
[  258.417070]  ? ____cache_alloc_node+0x1c7/0x1e0
[  258.421832]  ? lock_downgrade+0x900/0x900
[  258.425989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.431532]  cache_grow_begin+0x91/0x8c0
[  258.435612]  ? do_raw_spin_unlock+0xa7/0x2f0
[  258.440034]  fallback_alloc+0x203/0x2e0
[  258.444019]  ____cache_alloc_node+0x1c7/0x1e0
[  258.448523]  kmem_cache_alloc_node+0xe3/0x730
[  258.453031]  ? ipv6_get_ifaddr+0x42e/0x620
[  258.457276]  __alloc_skb+0x119/0x770
[  258.460997]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  258.466279]  ? skb_scrub_packet+0x490/0x490
[  258.470796]  ? lock_downgrade+0x900/0x900
[  258.474957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.480496]  ? refcount_sub_and_test_checked+0x203/0x310
[  258.485954]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  258.491408]  ? addrconf_rs_timer+0x6f0/0x6f0
[  258.495831]  ndisc_alloc_skb+0x144/0x340
[  258.499898]  ndisc_send_rs+0x331/0x6e0
[  258.503792]  addrconf_rs_timer+0x3c0/0x6f0
[  258.508046]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.512321]  call_timer_fn+0x272/0x920
[  258.516229]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.520471]  ? process_timeout+0x40/0x40
[  258.524530]  ? find_held_lock+0x36/0x1c0
[  258.528616]  ? __run_timers+0x7da/0xc70
[  258.532596]  ? _raw_spin_unlock_irq+0x27/0x80
[  258.537098]  ? _raw_spin_unlock_irq+0x27/0x80
[  258.541594]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.545840]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  258.550428]  ? trace_hardirqs_on+0xbd/0x310
[  258.554756]  ? kasan_check_read+0x11/0x20
[  258.558903]  ? __run_timers+0x7da/0xc70
[  258.562882]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  258.568342]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.572586]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.576826]  __run_timers+0x7e5/0xc70
[  258.580649]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  258.586016]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  258.591037]  ? graph_lock+0x170/0x170
[  258.594841]  ? enqueue_hrtimer+0x1a5/0x560
[  258.599072]  ? lock_release+0x970/0x970
[  258.603047]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  258.608244]  ? find_held_lock+0x36/0x1c0
[  258.612311]  ? graph_lock+0x170/0x170
[  258.616118]  ? pvclock_read_flags+0x160/0x160
[  258.620623]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.626165]  ? check_preemption_disabled+0x48/0x200
[  258.631198]  ? __lock_is_held+0xb5/0x140
[  258.635261]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.640797]  ? check_preemption_disabled+0x48/0x200
[  258.645823]  run_timer_softirq+0x52/0xb0
[  258.649893]  ? rcu_read_lock_sched_held+0x108/0x120
[  258.654913]  __do_softirq+0x30b/0xad8
[  258.658727]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  258.663837]  ? pvclock_read_flags+0x160/0x160
[  258.668337]  ? lapic_next_event+0x5a/0x90
[  258.672489]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.678031]  ? check_preemption_disabled+0x48/0x200
[  258.683047]  ? check_preemption_disabled+0x48/0x200
[  258.688071]  ? kvm_clock_read+0x18/0x30
[  258.692044]  ? kvm_sched_clock_read+0x9/0x20
[  258.696460]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.701997]  ? check_preemption_disabled+0x48/0x200
[  258.707032]  irq_exit+0x17f/0x1c0
[  258.710490]  smp_apic_timer_interrupt+0x1cb/0x760
[  258.715337]  ? smp_reschedule_interrupt+0x109/0x650
[  258.720359]  ? smp_call_function_single_interrupt+0x650/0x650
[  258.726245]  ? interrupt_entry+0xb5/0xf0
[  258.730308]  ? trace_hardirqs_off_caller+0xbb/0x300
[  258.735371]  ? trace_hardirqs_off_caller+0xbb/0x300
[  258.740388]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.745320]  ? trace_hardirqs_off+0x300/0x300
[  258.749813]  ? trace_hardirqs_off+0x300/0x300
[  258.754307]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.759849]  ? check_preemption_disabled+0x48/0x200
[  258.764864]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.770418]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.775274]  apic_timer_interrupt+0xf/0x20
[  258.779501]  </IRQ>
[  258.781745] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  258.786674] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  258.805582] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  258.813302] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  258.820575] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  258.827843] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  258.835106] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  258.842372] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  258.849704]  skb_clone+0x1bb/0x500
[  258.853247]  ? finish_task_switch+0x1b5/0x900
[  258.857742]  ? skb_split+0x11e0/0x11e0
[  258.861637]  ? preempt_notifier_register+0x200/0x200
[  258.866740]  ? __switch_to_asm+0x34/0x70
[  258.870800]  ? __switch_to_asm+0x34/0x70
[  258.874859]  ? __switch_to_asm+0x40/0x70
[  258.878915]  ? __switch_to_asm+0x34/0x70
[  258.882979]  ? __switch_to_asm+0x40/0x70
[  258.887036]  ? __switch_to_asm+0x34/0x70
[  258.891095]  ? __switch_to_asm+0x40/0x70
[  258.895157]  ? __switch_to_asm+0x34/0x70
[  258.899221]  ? __switch_to_asm+0x34/0x70
[  258.903284]  ? __switch_to_asm+0x40/0x70
[  258.907345]  ? __switch_to_asm+0x34/0x70
[  258.911414]  bpf_clone_redirect+0xb9/0x490
[  258.915651]  ? __schedule+0x874/0x1ed0
[  258.919555]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  258.924580]  ? __sched_text_start+0x8/0x8
[  258.928738]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  258.933510]  ? find_held_lock+0x36/0x1c0
[  258.937588]  ? lock_acquire+0x1ed/0x520
[  258.941573]  ? bpf_test_run+0x32e/0x5a0
[  258.945564]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.951100]  ? check_preemption_disabled+0x48/0x200
[  258.956125]  ? kasan_check_read+0x11/0x20
[  258.960276]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  258.965564]  ? rcu_bh_qs+0xc0/0xc0
[  258.969112]  ? preempt_schedule+0x4d/0x60
[  258.973264]  ? ___preempt_schedule+0x16/0x18
[  258.977681]  ? bpf_test_run+0x1c0/0x5a0
[  258.981670]  ? netlink_diag_dump+0x2a0/0x2a0
[  258.986081]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.991621]  ? bpf_test_init.isra.9+0x70/0x100
[  258.996209]  ? bpf_prog_test_run_skb+0x634/0xb40
[  259.000982]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  259.005836]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  259.011371]  ? fput+0x130/0x1a0
[  259.014653]  ? __bpf_prog_get+0x9b/0x290
[  259.018727]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  259.023665]  ? bpf_prog_test_run+0x130/0x1a0
[  259.028079]  ? __x64_sys_bpf+0x3d8/0x510
[  259.032140]  ? bpf_prog_get+0x20/0x20
[  259.035952]  ? ksys_ioctl+0x81/0xd0
[  259.039593]  ? do_syscall_64+0x1b9/0x820
[  259.043664]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  259.049029]  ? syscall_return_slowpath+0x5e0/0x5e0
[  259.053961]  ? trace_hardirqs_off+0x300/0x300
[  259.058461]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  259.063480]  ? recalc_sigpending_tsk+0x180/0x180
[  259.068238]  ? kasan_check_write+0x14/0x20
[  259.072483]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  259.077334]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  259.082715] warn_alloc_show_mem: 1 callbacks suppressed
[  259.082726] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  259.082728] Mem-Info:
[  259.082760] active_anon:49480 inactive_anon:371 isolated_anon:0
[  259.082760]  active_file:14 inactive_file:18 isolated_file:1
[  259.082760]  unevictable:0 dirty:0 writeback:0 unstable:0
[  259.082760]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  259.082760]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  259.082760]  free:13768 free_pcp:583 free_cma:0
[  259.088098] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  259.094942] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  259.097343] Call Trace:
[  259.130224] Node 0 
[  259.139594]  dump_stack+0x1c4/0x2b4
[  259.167294] 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
[  259.169859]  ? dump_stack_print_info.cold.2+0x52/0x52
[  259.172062] lowmem_reserve[]:
[  259.175734]  warn_alloc.cold.118+0xb7/0x1bd
[  259.201201]  0 2815
[  259.206406]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  259.209479]  6318
[  259.213798]  ? lock_downgrade+0x900/0x900
[  259.216003]  6318
[  259.220846]  ? trace_hardirqs_off+0xb8/0x300
[  259.222879] Node 0 
[  259.227026]  ? trace_hardirqs_off+0xb8/0x300
[  259.229082] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  259.233467]  __alloc_pages_slowpath+0x2667/0x2d80
[  259.235670] lowmem_reserve[]:
[  259.240108]  ? warn_alloc+0x120/0x120
[  259.266952]  0
[  259.271804]  ? warn_alloc+0x120/0x120
[  259.274869]  0 3503
[  259.278685]  ? print_usage_bug+0xc0/0xc0
[  259.280459]  3503
[  259.284254]  ? warn_alloc+0x120/0x120
[  259.290519]  ? print_usage_bug+0xc0/0xc0
[  259.292562] Node 0 
[  259.296358]  ? __lock_acquire+0x7ec/0x4ec0
[  259.300421] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  259.302627]  ? __lock_acquire+0x7ec/0x4ec0
[  259.306839] lowmem_reserve[]:
[  259.335330]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.340002]  0
[  259.343114]  ? should_fail+0x22d/0xd01
[  259.348616]  0 0
[  259.350422]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  259.354287]  0
[  259.356258]  ? __lock_acquire+0x7ec/0x4ec0
[  259.363147]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  259.367353] Node 0 
[  259.372442]  ? __lock_acquire+0x7ec/0x4ec0
[  259.372452] DMA: 
[  259.374681]  ? should_fail+0x22d/0xd01
[  259.378890] 1*4kB 
[  259.380943]  ? print_usage_bug+0xc0/0xc0
[  259.384813] (U) 
[  259.386963]  ? mark_held_locks+0x130/0x130
[  259.390996] 0*8kB 
[  259.392982]  ? mark_held_locks+0x130/0x130
[  259.397191] 0*16kB 
[  259.399341]  ? graph_lock+0x170/0x170
[  259.403557] 1*32kB 
[  259.405786]  ? print_usage_bug+0xc0/0xc0
[  259.409569] (U) 
[  259.411803]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  259.415830] 2*64kB (U) 
[  259.417809]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.422532] 1*128kB (U) 
[  259.425150]  ? check_preemption_disabled+0x48/0x200
[  259.430657] 1*256kB (U) 
[  259.433330]  ? check_preemption_disabled+0x48/0x200
[  259.438315] 0*512kB 1*1024kB 
[  259.440999]  ? __lock_is_held+0xb5/0x140
[  259.445990] (U) 1*2048kB 
[  259.449110]  __alloc_pages_nodemask+0xa80/0xde0
[  259.453138] (M) 
[  259.455888]  ? graph_lock+0x170/0x170
[  259.460526] 3*4096kB (M) 
[  259.462510]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  259.466288] = 15908kB
[  259.469038]  ? graph_lock+0x170/0x170
[  259.474027] Node 0 
[  259.476465]  ? find_held_lock+0x36/0x1c0
[  259.480227] DMA32: 4*4kB 
[  259.482472]  ? ____cache_alloc_node+0x1c7/0x1e0
[  259.486504] (UM) 
[  259.489285]  ? lock_downgrade+0x900/0x900
[  259.493920] 2*8kB (M) 
[  259.495992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.500104] 1*16kB (M) 1*32kB 
[  259.502611]  cache_grow_begin+0x91/0x8c0
[  259.508117] (M) 3*64kB 
[  259.511316]  ? do_raw_spin_unlock+0xa7/0x2f0
[  259.515346] (UM) 3*128kB 
[  259.517940]  fallback_alloc+0x203/0x2e0
[  259.522315] (M) 
[  259.525077]  ____cache_alloc_node+0x1c7/0x1e0
[  259.529019] 2*256kB (M) 
[  259.531004]  kmem_cache_alloc_node+0xe3/0x730
[  259.535469] 3*512kB 
[  259.538138]  ? ipv6_get_ifaddr+0x42e/0x620
[  259.542609] (M) 
[  259.544932]  __alloc_skb+0x119/0x770
[  259.549137] 4*1024kB 
[  259.551117]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  259.554794] (UM) 
[  259.557199]  ? skb_scrub_packet+0x490/0x490
[  259.562445] 3*2048kB (M) 
[  259.564510]  ? lock_downgrade+0x900/0x900
[  259.568802] 3*4096kB (M) 
[  259.571575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.575690] = 25232kB
[  259.578448]  ? refcount_sub_and_test_checked+0x203/0x310
[  259.583960] Node 0 
[  259.586366]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  259.591788] Normal: 
[  259.594020]  ? addrconf_rs_timer+0x6f0/0x6f0
[  259.599444] 1065*4kB 
[  259.601768]  ndisc_alloc_skb+0x144/0x340
[  259.606142] (MEH) 
[  259.608557]  ndisc_send_rs+0x331/0x6e0
[  259.612610] 487*8kB 
[  259.614756]  addrconf_rs_timer+0x3c0/0x6f0
[  259.618633] (ME) 
[  259.620954]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.625154] 153*16kB (MEH) 
[  259.627229]  call_timer_fn+0x272/0x920
[  259.631424] 77*32kB (UM) 
[  259.634357]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.638227] 0*64kB 1*128kB 
[  259.640988]  ? process_timeout+0x40/0x40
[  259.645191] (H) 1*256kB 
[  259.648129]  ? find_held_lock+0x36/0x1c0
[  259.652197] (U) 
[  259.654867]  ? __run_timers+0x7da/0xc70
[  259.658896] 1*512kB 
[  259.660869]  ? _raw_spin_unlock_irq+0x27/0x80
[  259.664810] (U) 0*1024kB 
[  259.667146]  ? _raw_spin_unlock_irq+0x27/0x80
[  259.671622] 0*2048kB 
[  259.674375]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.678839] 0*4096kB = 13964kB
[  259.681253]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  259.685464] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  259.688651]  ? trace_hardirqs_on+0xbd/0x310
[  259.693213] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  259.702048]  ? kasan_check_read+0x11/0x20
[  259.706361] 412 total pagecache pages
[  259.714934]  ? __run_timers+0x7da/0xc70
[  259.719058] 0 pages in swap cache
[  259.722851]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  259.726795] Swap cache stats: add 0, delete 0, find 0/0
[  259.726804] Free swap  = 0kB
[  259.730251]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.735664] Total swap = 0kB
[  259.735673] 1965979 pages RAM
[  259.741036]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.744028] 0 pages HighMem/MovableOnly
[  259.748256]  __run_timers+0x7e5/0xc70
[  259.751245] 343323 pages reserved
[  259.754353]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  259.758561] 0 pages cma reserved
[  259.762526]  ? compat_start_thread+0x80/0x80
[  259.766368] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  259.769752]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.775185] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  259.778459]  ? kasan_check_write+0x14/0x20
[  259.782844] syz-executor0 cpuset=
[  259.789336]  ? finish_task_switch+0x2f5/0x900
[  259.794843] syz0
[  259.805328]  ? __switch_to_asm+0x40/0x70
[  259.809535]  mems_allowed=0
[  259.812994]  ? preempt_notifier_register+0x200/0x200
[  259.831475]  ? __switch_to_asm+0x34/0x70
[  259.835562]  ? __switch_to_asm+0x40/0x70
[  259.839626]  ? __switch_to_asm+0x34/0x70
[  259.843684]  ? __switch_to_asm+0x40/0x70
[  259.847746]  ? __switch_to_asm+0x34/0x70
[  259.851809]  ? __switch_to_asm+0x40/0x70
[  259.855883]  ? pvclock_read_flags+0x160/0x160
[  259.860387]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.865926]  ? check_preemption_disabled+0x48/0x200
[  259.870953]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  259.876491]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  259.881792]  ? rcu_pm_notify+0xc0/0xc0
[  259.885689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.891229]  ? check_preemption_disabled+0x48/0x200
[  259.896257]  run_timer_softirq+0x52/0xb0
[  259.900319]  ? rcu_read_lock_sched_held+0x108/0x120
[  259.905341]  __do_softirq+0x30b/0xad8
[  259.909156]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  259.914263]  ? trace_hardirqs_off_caller+0x300/0x300
[  259.919370]  ? trace_hardirqs_on+0x310/0x310
[  259.923787]  ? schedule+0x108/0x460
[  259.927418]  ? __schedule+0x1ed0/0x1ed0
[  259.931401]  ? trace_hardirqs_off+0xb8/0x300
[  259.935817]  ? ___might_sleep+0x1ed/0x300
[  259.939964]  ? smpboot_thread_fn+0x68b/0xa00
[  259.944378]  ? trace_hardirqs_on+0x310/0x310
[  259.948789]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.954329]  ? check_preemption_disabled+0x48/0x200
[  259.959351]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.964895]  ? takeover_tasklets+0xa90/0xa90
[  259.969310]  run_ksoftirqd+0x94/0x100
[  259.973119]  smpboot_thread_fn+0x68b/0xa00
[  259.977360]  ? sort_range+0x30/0x30
[  259.980994]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  259.986110]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.991655]  ? __kthread_parkme+0xfb/0x1a0
[  259.995899]  kthread+0x35a/0x420
[  259.999267]  ? sort_range+0x30/0x30
[  260.002894]  ? kthread_bind+0x40/0x40
[  260.006700]  ret_from_fork+0x3a/0x50
[  260.010438] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  260.010517] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  260.017709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  260.017715] Call Trace:
[  260.017722]  <IRQ>
[  260.017740]  dump_stack+0x1c4/0x2b4
[  260.017757]  ? dump_stack_print_info.cold.2+0x52/0x52
[  260.024358] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  260.033619]  warn_alloc.cold.118+0xb7/0x1bd
[  260.036172] ksoftirqd/1 cpuset=
[  260.038314]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  260.041916] /
[  260.047101]  ? lock_downgrade+0x900/0x900
[  260.057687]  mems_allowed=0
[  260.062013]  ? trace_hardirqs_off+0xb8/0x300
[  260.083269]  ? trace_hardirqs_off+0xb8/0x300
[  260.087689]  __alloc_pages_slowpath+0x2667/0x2d80
[  260.092573]  ? warn_alloc+0x120/0x120
[  260.096381]  ? trace_hardirqs_on+0x310/0x310
[  260.100791]  ? warn_alloc+0x120/0x120
[  260.104594]  ? print_usage_bug+0xc0/0xc0
[  260.108663]  ? warn_alloc+0x120/0x120
[  260.112464]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  260.117480]  ? print_usage_bug+0xc0/0xc0
[  260.121543]  ? __lock_acquire+0x7ec/0x4ec0
[  260.125785]  ? __lock_acquire+0x7ec/0x4ec0
[  260.130022]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.135568]  ? should_fail+0x22d/0xd01
[  260.139465]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  260.144596]  ? __lock_acquire+0x7ec/0x4ec0
[  260.148849]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  260.154073]  ? __lock_acquire+0x7ec/0x4ec0
[  260.158317]  ? should_fail+0x22d/0xd01
[  260.162209]  ? print_usage_bug+0xc0/0xc0
[  260.166291]  ? mark_held_locks+0x130/0x130
[  260.170557]  ? mark_held_locks+0x130/0x130
[  260.174805]  ? graph_lock+0x170/0x170
[  260.178624]  ? print_usage_bug+0xc0/0xc0
[  260.182694]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  260.187462]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.193013]  ? check_preemption_disabled+0x48/0x200
[  260.198038]  ? check_preemption_disabled+0x48/0x200
[  260.203076]  ? __lock_is_held+0xb5/0x140
[  260.207144]  __alloc_pages_nodemask+0xa80/0xde0
[  260.211815]  ? graph_lock+0x170/0x170
[  260.215628]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  260.220648]  ? graph_lock+0x170/0x170
[  260.224462]  ? find_held_lock+0x36/0x1c0
[  260.228533]  ? ____cache_alloc_node+0x1c7/0x1e0
[  260.233216]  ? lock_downgrade+0x900/0x900
[  260.237377]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.242927]  cache_grow_begin+0x91/0x8c0
[  260.246991]  ? do_raw_spin_unlock+0xa7/0x2f0
[  260.251412]  fallback_alloc+0x203/0x2e0
[  260.255397]  ____cache_alloc_node+0x1c7/0x1e0
[  260.259897]  kmem_cache_alloc_node+0xe3/0x730
[  260.264398]  ? ipv6_get_ifaddr+0x42e/0x620
[  260.268648]  __alloc_skb+0x119/0x770
[  260.272368]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  260.277658]  ? skb_scrub_packet+0x490/0x490
[  260.281984]  ? lock_downgrade+0x900/0x900
[  260.286143]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.291683]  ? refcount_sub_and_test_checked+0x203/0x310
[  260.297140]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  260.302594]  ? addrconf_rs_timer+0x6f0/0x6f0
[  260.307023]  ndisc_alloc_skb+0x144/0x340
[  260.311095]  ndisc_send_rs+0x331/0x6e0
[  260.314991]  addrconf_rs_timer+0x3c0/0x6f0
[  260.319232]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.323487]  call_timer_fn+0x272/0x920
[  260.327376]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.331624]  ? process_timeout+0x40/0x40
[  260.335685]  ? find_held_lock+0x36/0x1c0
[  260.339758]  ? __run_timers+0x7da/0xc70
[  260.343741]  ? _raw_spin_unlock_irq+0x27/0x80
[  260.348239]  ? _raw_spin_unlock_irq+0x27/0x80
[  260.352751]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.356991]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  260.361585]  ? trace_hardirqs_on+0xbd/0x310
[  260.365912]  ? kasan_check_read+0x11/0x20
[  260.370064]  ? __run_timers+0x7da/0xc70
[  260.374039]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  260.379505]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.383746]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.388070]  __run_timers+0x7e5/0xc70
[  260.391888]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  260.397261]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  260.402285]  ? graph_lock+0x170/0x170
[  260.406095]  ? enqueue_hrtimer+0x1a5/0x560
[  260.410331]  ? lock_release+0x970/0x970
[  260.414309]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  260.419506]  ? find_held_lock+0x36/0x1c0
[  260.423577]  ? graph_lock+0x170/0x170
[  260.427389]  ? pvclock_read_flags+0x160/0x160
[  260.431887]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.437428]  ? check_preemption_disabled+0x48/0x200
[  260.442459]  ? __lock_is_held+0xb5/0x140
[  260.446520]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.452061]  ? check_preemption_disabled+0x48/0x200
[  260.457089]  run_timer_softirq+0x52/0xb0
[  260.461151]  ? rcu_read_lock_sched_held+0x108/0x120
[  260.466172]  __do_softirq+0x30b/0xad8
[  260.470120]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  260.475237]  ? pvclock_read_flags+0x160/0x160
[  260.479738]  ? lapic_next_event+0x5a/0x90
[  260.483895]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.489440]  ? check_preemption_disabled+0x48/0x200
[  260.494456]  ? check_preemption_disabled+0x48/0x200
[  260.499484]  ? kvm_clock_read+0x18/0x30
[  260.503476]  ? kvm_sched_clock_read+0x9/0x20
[  260.507888]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.513446]  ? check_preemption_disabled+0x48/0x200
[  260.518481]  irq_exit+0x17f/0x1c0
[  260.521940]  smp_apic_timer_interrupt+0x1cb/0x760
[  260.526786]  ? smp_reschedule_interrupt+0x109/0x650
[  260.531813]  ? smp_call_function_single_interrupt+0x650/0x650
[  260.537702]  ? interrupt_entry+0xb5/0xf0
[  260.541774]  ? trace_hardirqs_off_caller+0xbb/0x300
[  260.546798]  ? trace_hardirqs_off_caller+0xbb/0x300
[  260.551837]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  260.556687]  ? trace_hardirqs_off+0x300/0x300
[  260.561189]  ? trace_hardirqs_off+0x300/0x300
[  260.565697]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.571242]  ? check_preemption_disabled+0x48/0x200
[  260.576266]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.581819]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  260.586679]  apic_timer_interrupt+0xf/0x20
[  260.591002]  </IRQ>
[  260.593248] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  260.598187] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  260.617109] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  260.624844] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  260.632125] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  260.639398] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  260.646674] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  260.653946] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  260.661268]  skb_clone+0x1bb/0x500
[  260.664812]  ? finish_task_switch+0x1b5/0x900
[  260.669310]  ? skb_split+0x11e0/0x11e0
[  260.673209]  ? preempt_notifier_register+0x200/0x200
[  260.678321]  ? __switch_to_asm+0x34/0x70
[  260.682388]  ? __switch_to_asm+0x34/0x70
[  260.686449]  ? __switch_to_asm+0x40/0x70
[  260.690508]  ? __switch_to_asm+0x34/0x70
[  260.694574]  ? __switch_to_asm+0x40/0x70
[  260.698641]  ? __switch_to_asm+0x34/0x70
[  260.702707]  ? __switch_to_asm+0x40/0x70
[  260.706772]  ? __switch_to_asm+0x34/0x70
[  260.710838]  ? __switch_to_asm+0x34/0x70
[  260.714900]  ? __switch_to_asm+0x40/0x70
[  260.718959]  ? __switch_to_asm+0x34/0x70
[  260.723078]  bpf_clone_redirect+0xb9/0x490
[  260.727317]  ? __schedule+0x874/0x1ed0
[  260.731214]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  260.736238]  ? __sched_text_start+0x8/0x8
[  260.740394]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  260.745174]  ? find_held_lock+0x36/0x1c0
[  260.749245]  ? lock_acquire+0x1ed/0x520
[  260.753221]  ? bpf_test_run+0x32e/0x5a0
[  260.757199]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.762735]  ? check_preemption_disabled+0x48/0x200
[  260.767756]  ? kasan_check_read+0x11/0x20
[  260.771920]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  260.777243]  ? rcu_bh_qs+0xc0/0xc0
[  260.780822]  ? preempt_schedule+0x4d/0x60
[  260.784999]  ? ___preempt_schedule+0x16/0x18
[  260.789443]  ? bpf_test_run+0x1c0/0x5a0
[  260.793452]  ? netlink_diag_dump+0x2a0/0x2a0
[  260.797893]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.803450]  ? bpf_test_init.isra.9+0x70/0x100
[  260.808051]  ? bpf_prog_test_run_skb+0x634/0xb40
[  260.812854]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  260.817711]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  260.823252]  ? fput+0x130/0x1a0
[  260.826565]  ? __bpf_prog_get+0x9b/0x290
[  260.830639]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  260.835486]  ? bpf_prog_test_run+0x130/0x1a0
[  260.839901]  ? __x64_sys_bpf+0x3d8/0x510
[  260.843966]  ? bpf_prog_get+0x20/0x20
[  260.847779]  ? ksys_ioctl+0x81/0xd0
[  260.851422]  ? do_syscall_64+0x1b9/0x820
[  260.855508]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  260.860884]  ? syscall_return_slowpath+0x5e0/0x5e0
[  260.865829]  ? trace_hardirqs_off+0x300/0x300
[  260.870336]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  260.875371]  ? recalc_sigpending_tsk+0x180/0x180
[  260.880145]  ? kasan_check_write+0x14/0x20
[  260.884405]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  260.889276]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  260.894701] warn_alloc_show_mem: 1 callbacks suppressed
[  260.894714] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  260.894716] Mem-Info:
[  260.894748] active_anon:49480 inactive_anon:371 isolated_anon:0
[  260.894748]  active_file:14 inactive_file:18 isolated_file:1
[  260.894748]  unevictable:0 dirty:0 writeback:0 unstable:0
[  260.894748]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  260.894748]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  260.894748]  free:13768 free_pcp:583 free_cma:0
[  260.900092] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  260.900109] Call Trace:
[  260.906965] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  260.909376]  dump_stack+0x1c4/0x2b4
[  260.942244] Node 0 
[  260.951612]  ? dump_stack_print_info.cold.2+0x52/0x52
[  260.954191] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  260.981858]  warn_alloc.cold.118+0xb7/0x1bd
[  260.985456] lowmem_reserve[]:
[  260.987693]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  260.992882]  0
[  261.018403]  ? lock_downgrade+0x900/0x900
[  261.022698]  2815
[  261.025812]  ? trace_hardirqs_off+0xb8/0x300
[  261.030623]  6318 6318
[  261.032444]  ? trace_hardirqs_off+0xb8/0x300
[  261.038636]  __alloc_pages_slowpath+0x2667/0x2d80
[  261.043021] Node 0 
[  261.045555]  ? warn_alloc+0x120/0x120
[  261.049925] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  261.054747]  ? warn_alloc+0x120/0x120
[  261.056949] lowmem_reserve[]: 0
[  261.060758]  ? print_usage_bug+0xc0/0xc0
[  261.087637]  0
[  261.091450]  ? warn_alloc+0x120/0x120
[  261.094722]  3503
[  261.098789]  ? print_usage_bug+0xc0/0xc0
[  261.100569]  3503
[  261.104370]  ? __lock_acquire+0x7ec/0x4ec0
[  261.110469]  ? __lock_acquire+0x7ec/0x4ec0
[  261.112507] Node 0 
[  261.116739]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.120974] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  261.123185]  ? should_fail+0x22d/0xd01
[  261.128701] lowmem_reserve[]:
[  261.157186]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  261.161048]  0
[  261.164154]  ? __lock_acquire+0x7ec/0x4ec0
[  261.169225]  0 0
[  261.171040]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  261.175238]  0
[  261.177220]  ? __lock_acquire+0x7ec/0x4ec0
[  261.182303] Node 0 
[  261.184111]  ? should_fail+0x22d/0xd01
[  261.188309] DMA: 1*4kB 
[  261.190556]  ? print_usage_bug+0xc0/0xc0
[  261.190582]  ? mark_held_locks+0x130/0x130
[  261.194443] (U) 
[  261.197029]  ? mark_held_locks+0x130/0x130
[  261.201055] 0*8kB 0*16kB 
[  261.205307]  ? graph_lock+0x170/0x170
[  261.207245] 1*32kB 
[  261.211475]  ? print_usage_bug+0xc0/0xc0
[  261.214212] (U) 
[  261.218029]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  261.220237] 2*64kB (U) 
[  261.224303]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.226253] 1*128kB 
[  261.231001]  ? check_preemption_disabled+0x48/0x200
[  261.233567] (U) 
[  261.239103]  ? check_preemption_disabled+0x48/0x200
[  261.241397] 1*256kB (U) 
[  261.246428]  ? __lock_is_held+0xb5/0x140
[  261.248364] 0*512kB 1*1024kB 
[  261.253393]  __alloc_pages_nodemask+0xa80/0xde0
[  261.256031] (U) 
[  261.260091]  ? graph_lock+0x170/0x170
[  261.263163] 1*2048kB (M) 
[  261.267836]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  261.269780] 3*4096kB (M) 
[  261.273591]  ? graph_lock+0x170/0x170
[  261.276334] = 15908kB
[  261.276343] Node 0 
[  261.281364]  ? find_held_lock+0x36/0x1c0
[  261.284089] DMA32: 
[  261.287901]  ? ____cache_alloc_node+0x1c7/0x1e0
[  261.290280] 4*4kB 
[  261.292510]  ? lock_downgrade+0x900/0x900
[  261.296542] (UM) 
[  261.298784]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.303416] 2*8kB (M) 
[  261.305582]  cache_grow_begin+0x91/0x8c0
[  261.309698] 1*16kB 
[  261.311757]  ? do_raw_spin_unlock+0xa7/0x2f0
[  261.317263] (M) 
[  261.319763]  fallback_alloc+0x203/0x2e0
[  261.323783] 1*32kB (M) 
[  261.326029]  ____cache_alloc_node+0x1c7/0x1e0
[  261.330409] 3*64kB 
[  261.332387]  kmem_cache_alloc_node+0xe3/0x730
[  261.336330] (UM) 
[  261.339171]  ? ipv6_get_ifaddr+0x42e/0x620
[  261.343644] 3*128kB 
[  261.345884]  __alloc_skb+0x119/0x770
[  261.350347] (M) 
[  261.352411]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  261.356615] 2*256kB 
[  261.358940]  ? skb_scrub_packet+0x490/0x490
[  261.362625] (M) 
[  261.364601]  ? lock_downgrade+0x900/0x900
[  261.369851] 3*512kB (M) 
[  261.372189]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.376486] 4*1024kB 
[  261.378465]  ? refcount_sub_and_test_checked+0x203/0x310
[  261.382575] (UM) 3*2048kB 
[  261.385255]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  261.390758] (M) 3*4096kB 
[  261.393179]  ? addrconf_rs_timer+0x6f0/0x6f0
[  261.398611] (M) 
[  261.401461]  ndisc_alloc_skb+0x144/0x340
[  261.406871] = 25232kB
[  261.406880] Node 0 
[  261.409647]  ndisc_send_rs+0x331/0x6e0
[  261.414018] Normal: 
[  261.415996]  addrconf_rs_timer+0x3c0/0x6f0
[  261.420027] 1065*4kB 
[  261.422443]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.424650] (MEH) 
[  261.428542]  call_timer_fn+0x272/0x920
[  261.430825] 487*8kB (ME) 
[  261.435305]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.437689] 153*16kB 
[  261.441921]  ? process_timeout+0x40/0x40
[  261.444043] (MEH) 
[  261.447957]  ? find_held_lock+0x36/0x1c0
[  261.450685] 77*32kB (UM) 
[  261.454936]  ? __run_timers+0x7da/0xc70
[  261.457316] 0*64kB 
[  261.461380]  ? _raw_spin_unlock_irq+0x27/0x80
[  261.463504] 1*128kB 
[  261.467585]  ? _raw_spin_unlock_irq+0x27/0x80
[  261.470317] (H) 
[  261.474291]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.476501] 1*256kB 
[  261.480995]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  261.483291] (U) 
[  261.487787]  ? trace_hardirqs_on+0xbd/0x310
[  261.489743] 1*512kB 
[  261.493981]  ? kasan_check_read+0x11/0x20
[  261.496305] (U) 
[  261.500887]  ? __run_timers+0x7da/0xc70
[  261.502833] 0*1024kB 
[  261.507166]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  261.509458] 0*2048kB 0*4096kB 
[  261.513625]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.515574] = 13964kB
[  261.519544]  __run_timers+0x7e5/0xc70
[  261.521941] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  261.527394]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  261.530557] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  261.530566] 412 total pagecache pages
[  261.534811]  ? compat_start_thread+0x80/0x80
[  261.537206] 0 pages in swap cache
[  261.541001]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.549820] Swap cache stats: add 0, delete 0, find 0/0
[  261.555190]  ? kasan_check_write+0x14/0x20
[  261.563735] Free swap  = 0kB
[  261.563745] Total swap = 0kB
[  261.567561]  ? finish_task_switch+0x2f5/0x900
[  261.571934] 1965979 pages RAM
[  261.575383]  ? __switch_to_asm+0x40/0x70
[  261.580885] 0 pages HighMem/MovableOnly
[  261.580894] 343323 pages reserved
[  261.586259]  ? preempt_notifier_register+0x200/0x200
[  261.590461] 0 pages cma reserved
[  261.590541] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  261.593482]  ? __switch_to_asm+0x34/0x70
[  261.593494]  ? __switch_to_asm+0x40/0x70
[  261.593506]  ? __switch_to_asm+0x34/0x70
[  261.593521]  ? __switch_to_asm+0x40/0x70
[  261.596591] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  261.601008]  ? __switch_to_asm+0x34/0x70
[  261.601024]  ? __switch_to_asm+0x40/0x70
[  261.604115] syz-executor0 cpuset=
[  261.608178]  ? pvclock_read_flags+0x160/0x160
[  261.612120] syz0
[  261.615579]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.620661]  mems_allowed=0
[  261.624022]  ? check_preemption_disabled+0x48/0x200
[  261.688605]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  261.694154]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  261.699442]  ? rcu_pm_notify+0xc0/0xc0
[  261.703334]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.708878]  ? check_preemption_disabled+0x48/0x200
[  261.713908]  run_timer_softirq+0x52/0xb0
[  261.717976]  ? rcu_read_lock_sched_held+0x108/0x120
[  261.723007]  __do_softirq+0x30b/0xad8
[  261.726824]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  261.731930]  ? trace_hardirqs_off_caller+0x300/0x300
[  261.737129]  ? trace_hardirqs_on+0x310/0x310
[  261.741558]  ? schedule+0x108/0x460
[  261.745195]  ? __schedule+0x1ed0/0x1ed0
[  261.749182]  ? trace_hardirqs_off+0xb8/0x300
[  261.753598]  ? ___might_sleep+0x1ed/0x300
[  261.757746]  ? smpboot_thread_fn+0x68b/0xa00
[  261.762164]  ? trace_hardirqs_on+0x310/0x310
[  261.766586]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.772319]  ? check_preemption_disabled+0x48/0x200
[  261.777340]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.782891]  ? takeover_tasklets+0xa90/0xa90
[  261.787307]  run_ksoftirqd+0x94/0x100
[  261.791116]  smpboot_thread_fn+0x68b/0xa00
[  261.795355]  ? sort_range+0x30/0x30
[  261.798985]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  261.804092]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.809645]  ? __kthread_parkme+0xfb/0x1a0
[  261.813886]  kthread+0x35a/0x420
[  261.817258]  ? sort_range+0x30/0x30
[  261.820882]  ? kthread_bind+0x40/0x40
[  261.824690]  ret_from_fork+0x3a/0x50
[  261.828424] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  261.828503] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  261.835700] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  261.835705] Call Trace:
[  261.835712]  <IRQ>
[  261.835731]  dump_stack+0x1c4/0x2b4
[  261.835752]  ? dump_stack_print_info.cold.2+0x52/0x52
[  261.842330] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  261.851603]  warn_alloc.cold.118+0xb7/0x1bd
[  261.854153] ksoftirqd/1 cpuset=
[  261.856298]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  261.859898] /
[  261.865128]  ? lock_downgrade+0x900/0x900
[  261.875414]  mems_allowed=0
[  261.896610]  ? trace_hardirqs_off+0xb8/0x300
[  261.901118]  ? trace_hardirqs_off+0xb8/0x300
[  261.905543]  __alloc_pages_slowpath+0x2667/0x2d80
[  261.910433]  ? warn_alloc+0x120/0x120
[  261.914243]  ? warn_alloc+0x120/0x120
[  261.918046]  ? print_usage_bug+0xc0/0xc0
[  261.922108]  ? warn_alloc+0x120/0x120
[  261.925914]  ? print_usage_bug+0xc0/0xc0
[  261.929978]  ? __lock_acquire+0x7ec/0x4ec0
[  261.934214]  ? __lock_acquire+0x7ec/0x4ec0
[  261.938457]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.944003]  ? should_fail+0x22d/0xd01
[  261.947899]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  261.953011]  ? __lock_acquire+0x7ec/0x4ec0
[  261.957257]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  261.962366]  ? __lock_acquire+0x7ec/0x4ec0
[  261.966639]  ? should_fail+0x22d/0xd01
[  261.970567]  ? mark_held_locks+0x130/0x130
[  261.974827]  ? mark_held_locks+0x130/0x130
[  261.979078]  ? graph_lock+0x170/0x170
[  261.982887]  ? graph_lock+0x170/0x170
[  261.986693]  ? graph_lock+0x170/0x170
[  261.990497]  ? print_usage_bug+0xc0/0xc0
[  261.994572]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.000135]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.005691]  ? check_preemption_disabled+0x48/0x200
[  262.010715]  ? check_preemption_disabled+0x48/0x200
[  262.015760]  ? __lock_is_held+0xb5/0x140
[  262.019840]  __alloc_pages_nodemask+0xa80/0xde0
[  262.024524]  ? graph_lock+0x170/0x170
[  262.028347]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  262.033372]  ? graph_lock+0x170/0x170
[  262.037192]  ? find_held_lock+0x36/0x1c0
[  262.041272]  ? ____cache_alloc_node+0x1c7/0x1e0
[  262.045956]  ? lock_downgrade+0x900/0x900
[  262.050120]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.055680]  cache_grow_begin+0x91/0x8c0
[  262.059755]  ? do_raw_spin_unlock+0xa7/0x2f0
[  262.064183]  fallback_alloc+0x203/0x2e0
[  262.068176]  ____cache_alloc_node+0x1c7/0x1e0
[  262.072683]  kmem_cache_alloc_node+0xe3/0x730
[  262.077206]  ? ipv6_get_ifaddr+0x42e/0x620
[  262.081459]  __alloc_skb+0x119/0x770
[  262.085179]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  262.090469]  ? skb_scrub_packet+0x490/0x490
[  262.094803]  ? lock_downgrade+0x900/0x900
[  262.098967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.104514]  ? refcount_sub_and_test_checked+0x203/0x310
[  262.109978]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  262.115443]  ? addrconf_rs_timer+0x6f0/0x6f0
[  262.119875]  ndisc_alloc_skb+0x144/0x340
[  262.123944]  ndisc_send_rs+0x331/0x6e0
[  262.127842]  addrconf_rs_timer+0x3c0/0x6f0
[  262.132094]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.136349]  call_timer_fn+0x272/0x920
[  262.140249]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.144496]  ? process_timeout+0x40/0x40
[  262.148569]  ? find_held_lock+0x36/0x1c0
[  262.152654]  ? __run_timers+0x7da/0xc70
[  262.156644]  ? _raw_spin_unlock_irq+0x27/0x80
[  262.161162]  ? _raw_spin_unlock_irq+0x27/0x80
[  262.165665]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.169911]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  262.174503]  ? trace_hardirqs_on+0xbd/0x310
[  262.178845]  ? kasan_check_read+0x11/0x20
[  262.183004]  ? __run_timers+0x7da/0xc70
[  262.186987]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  262.192452]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.196697]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.200942]  __run_timers+0x7e5/0xc70
[  262.204760]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  262.210138]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  262.215165]  ? graph_lock+0x170/0x170
[  262.218989]  ? enqueue_hrtimer+0x1a5/0x560
[  262.223238]  ? lock_release+0x970/0x970
[  262.227222]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  262.232431]  ? find_held_lock+0x36/0x1c0
[  262.236504]  ? graph_lock+0x170/0x170
[  262.240336]  ? pvclock_read_flags+0x160/0x160
[  262.244844]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.250390]  ? check_preemption_disabled+0x48/0x200
[  262.255453]  ? __lock_is_held+0xb5/0x140
[  262.259522]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.265168]  ? check_preemption_disabled+0x48/0x200
[  262.270203]  run_timer_softirq+0x52/0xb0
[  262.274272]  ? rcu_read_lock_sched_held+0x108/0x120
[  262.279303]  __do_softirq+0x30b/0xad8
[  262.283123]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  262.288250]  ? pvclock_read_flags+0x160/0x160
[  262.292758]  ? lapic_next_event+0x5a/0x90
[  262.296937]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.302493]  ? check_preemption_disabled+0x48/0x200
[  262.307512]  ? check_preemption_disabled+0x48/0x200
[  262.312544]  ? kvm_clock_read+0x18/0x30
[  262.316531]  ? kvm_sched_clock_read+0x9/0x20
[  262.320951]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.326497]  ? check_preemption_disabled+0x48/0x200
[  262.331528]  irq_exit+0x17f/0x1c0
[  262.334996]  smp_apic_timer_interrupt+0x1cb/0x760
[  262.339842]  ? smp_reschedule_interrupt+0x109/0x650
[  262.344865]  ? smp_call_function_single_interrupt+0x650/0x650
[  262.350754]  ? interrupt_entry+0xb5/0xf0
[  262.354820]  ? trace_hardirqs_off_caller+0xbb/0x300
[  262.359834]  ? trace_hardirqs_off_caller+0xbb/0x300
[  262.364856]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  262.369699]  ? trace_hardirqs_off+0x300/0x300
[  262.374194]  ? trace_hardirqs_off+0x300/0x300
[  262.378692]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.384234]  ? check_preemption_disabled+0x48/0x200
[  262.389255]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.394810]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  262.399670]  apic_timer_interrupt+0xf/0x20
[  262.403900]  </IRQ>
[  262.406141] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  262.411106] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  262.430134] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  262.437861] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  262.445133] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  262.452409] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  262.459687] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  262.466966] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  262.474594]  skb_clone+0x1bb/0x500
[  262.478151]  ? finish_task_switch+0x1b5/0x900
[  262.482659]  ? skb_split+0x11e0/0x11e0
[  262.486560]  ? preempt_notifier_register+0x200/0x200
[  262.491670]  ? __switch_to_asm+0x34/0x70
[  262.495735]  ? __switch_to_asm+0x34/0x70
[  262.499793]  ? __switch_to_asm+0x40/0x70
[  262.503854]  ? __switch_to_asm+0x34/0x70
[  262.507929]  ? __switch_to_asm+0x40/0x70
[  262.511989]  ? __switch_to_asm+0x34/0x70
[  262.516050]  ? __switch_to_asm+0x40/0x70
[  262.520112]  ? __switch_to_asm+0x34/0x70
[  262.524178]  ? __switch_to_asm+0x34/0x70
[  262.528236]  ? __switch_to_asm+0x40/0x70
[  262.532294]  ? __switch_to_asm+0x34/0x70
[  262.536370]  bpf_clone_redirect+0xb9/0x490
[  262.540618]  ? __schedule+0x874/0x1ed0
[  262.544516]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  262.549558]  ? __sched_text_start+0x8/0x8
[  262.553714]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  262.558485]  ? find_held_lock+0x36/0x1c0
[  262.562569]  ? lock_acquire+0x1ed/0x520
[  262.566544]  ? bpf_test_run+0x32e/0x5a0
[  262.570529]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.576077]  ? check_preemption_disabled+0x48/0x200
[  262.581102]  ? kasan_check_read+0x11/0x20
[  262.585254]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  262.590569]  ? rcu_bh_qs+0xc0/0xc0
[  262.594118]  ? preempt_schedule+0x4d/0x60
[  262.598267]  ? ___preempt_schedule+0x16/0x18
[  262.602687]  ? bpf_test_run+0x1c0/0x5a0
[  262.606676]  ? netlink_diag_dump+0x2a0/0x2a0
[  262.611098]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.616648]  ? bpf_test_init.isra.9+0x70/0x100
[  262.621235]  ? bpf_prog_test_run_skb+0x634/0xb40
[  262.626002]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  262.630848]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  262.636391]  ? fput+0x130/0x1a0
[  262.639674]  ? __bpf_prog_get+0x9b/0x290
[  262.643741]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  262.648589]  ? bpf_prog_test_run+0x130/0x1a0
[  262.653015]  ? __x64_sys_bpf+0x3d8/0x510
[  262.657083]  ? bpf_prog_get+0x20/0x20
[  262.660902]  ? ksys_ioctl+0x81/0xd0
[  262.664542]  ? do_syscall_64+0x1b9/0x820
[  262.668625]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  262.673995]  ? syscall_return_slowpath+0x5e0/0x5e0
[  262.678935]  ? trace_hardirqs_off+0x300/0x300
[  262.683435]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  262.688461]  ? recalc_sigpending_tsk+0x180/0x180
[  262.693228]  ? kasan_check_write+0x14/0x20
[  262.697471]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  262.702331]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  262.707718] warn_alloc_show_mem: 1 callbacks suppressed
[  262.707730] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  262.707731] Mem-Info:
[  262.707764] active_anon:49480 inactive_anon:371 isolated_anon:0
[  262.707764]  active_file:14 inactive_file:18 isolated_file:1
[  262.707764]  unevictable:0 dirty:0 writeback:0 unstable:0
[  262.707764]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  262.707764]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  262.707764]  free:13768 free_pcp:583 free_cma:0
[  262.713105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  262.713121] Call Trace:
[  262.719982] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  262.722396]  dump_stack+0x1c4/0x2b4
[  262.755265] Node 0 
[  262.764639]  ? dump_stack_print_info.cold.2+0x52/0x52
[  262.767219] 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
[  262.794887]  warn_alloc.cold.118+0xb7/0x1bd
[  262.798485] lowmem_reserve[]:
[  262.800723]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  262.805881]  0 2815
[  262.831423]  ? lock_downgrade+0x900/0x900
[  262.835721]  6318
[  262.838829]  ? trace_hardirqs_off+0xb8/0x300
[  262.843637]  6318
[  262.845877]  ? trace_hardirqs_off+0xb8/0x300
[  262.850001] Node 0 
[  262.852093]  __alloc_pages_slowpath+0x2667/0x2d80
[  262.856491] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  262.858564]  ? warn_alloc+0x120/0x120
[  262.862906] lowmem_reserve[]: 0
[  262.865153]  ? warn_alloc+0x120/0x120
[  262.869958]  0 3503
[  262.896872]  ? print_usage_bug+0xc0/0xc0
[  262.900646]  3503
[  262.903921]  ? warn_alloc+0x120/0x120
[  262.909927]  ? print_usage_bug+0xc0/0xc0
[  262.913961] Node 0 
[  262.916027]  ? __lock_acquire+0x7ec/0x4ec0
[  262.919826] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  262.923861]  ? __lock_acquire+0x7ec/0x4ec0
[  262.926074] lowmem_reserve[]:
[  262.930314]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.958743]  0 0
[  262.962997]  ? should_fail+0x22d/0xd01
[  262.966062]  0 0
[  262.971608]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  262.977475]  ? __lock_acquire+0x7ec/0x4ec0
[  262.979424] Node 0 
[  262.984526]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  262.988737] DMA: 
[  262.990976]  ? __lock_acquire+0x7ec/0x4ec0
[  262.996061] 1*4kB 
[  262.998126]  ? should_fail+0x22d/0xd01
[  263.002333] (U) 
[  263.004491]  ? mark_held_locks+0x130/0x130
[  263.008344] 0*8kB 
[  263.010314]  ? mark_held_locks+0x130/0x130
[  263.014517] 0*16kB 1*32kB 
[  263.016671]  ? graph_lock+0x170/0x170
[  263.020881] (U) 
[  263.023720]  ? graph_lock+0x170/0x170
[  263.027494] 2*64kB 
[  263.029463]  ? graph_lock+0x170/0x170
[  263.033239] (U) 
[  263.035472]  ? print_usage_bug+0xc0/0xc0
[  263.039250] 1*128kB 
[  263.041225]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.045257] (U) 
[  263.047579]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.053089] 1*256kB 
[  263.055063]  ? check_preemption_disabled+0x48/0x200
[  263.060578] (U) 
[  263.062908]  ? check_preemption_disabled+0x48/0x200
[  263.067900] 0*512kB 
[  263.069884]  ? __lock_is_held+0xb5/0x140
[  263.074883] 1*1024kB 
[  263.077224]  __alloc_pages_nodemask+0xa80/0xde0
[  263.081254] (U) 
[  263.083661]  ? graph_lock+0x170/0x170
[  263.088307] 1*2048kB 
[  263.090282]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  263.094054] (M) 
[  263.096463]  ? graph_lock+0x170/0x170
[  263.101452] 3*4096kB 
[  263.103436]  ? find_held_lock+0x36/0x1c0
[  263.107203] (M) 
[  263.109616]  ? ____cache_alloc_node+0x1c7/0x1e0
[  263.113648] = 15908kB
[  263.115628]  ? lock_downgrade+0x900/0x900
[  263.120271] Node 0 
[  263.122683]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.126796] DMA32: 
[  263.129053]  cache_grow_begin+0x91/0x8c0
[  263.134567] 4*4kB 
[  263.136802]  ? do_raw_spin_unlock+0xa7/0x2f0
[  263.140834] (UM) 
[  263.142987]  fallback_alloc+0x203/0x2e0
[  263.147362] 2*8kB 
[  263.149423]  ____cache_alloc_node+0x1c7/0x1e0
[  263.153371] (M) 
[  263.155517]  kmem_cache_alloc_node+0xe3/0x730
[  263.159977] 1*16kB (M) 
[  263.161956]  ? ipv6_get_ifaddr+0x42e/0x620
[  263.166426] 1*32kB 
[  263.169013]  __alloc_skb+0x119/0x770
[  263.173215] (M) 
[  263.175450]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  263.179133] 3*64kB 
[  263.181112]  ? skb_scrub_packet+0x490/0x490
[  263.186354] (UM) 
[  263.188596]  ? lock_downgrade+0x900/0x900
[  263.192889] 3*128kB 
[  263.194955]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.199072] (M) 
[  263.201396]  ? refcount_sub_and_test_checked+0x203/0x310
[  263.206898] 2*256kB (M) 
[  263.208881]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  263.214308] 3*512kB 
[  263.216980]  ? addrconf_rs_timer+0x6f0/0x6f0
[  263.222403] (M) 
[  263.224732]  ndisc_alloc_skb+0x144/0x340
[  263.229098] 4*1024kB (UM) 
[  263.231084]  ndisc_send_rs+0x331/0x6e0
[  263.235120] 3*2048kB 
[  263.237963]  addrconf_rs_timer+0x3c0/0x6f0
[  263.241813] (M) 3*4096kB 
[  263.244227]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.248451] (M) 
[  263.251220]  call_timer_fn+0x272/0x920
[  263.255411] = 25232kB
[  263.255420] Node 0 
[  263.257395]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.261247] Normal: 1065*4kB 
[  263.263661]  ? process_timeout+0x40/0x40
[  263.265871] (MEH) 
[  263.270097]  ? find_held_lock+0x36/0x1c0
[  263.270127]  ? __run_timers+0x7da/0xc70
[  263.273192] 487*8kB (ME) 
[  263.277263]  ? _raw_spin_unlock_irq+0x27/0x80
[  263.279386] 153*16kB 
[  263.283448]  ? _raw_spin_unlock_irq+0x27/0x80
[  263.287394] (MEH) 
[  263.290153]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.294637] 77*32kB (UM) 
[  263.297055]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  263.301515] 0*64kB 1*128kB 
[  263.303673]  ? trace_hardirqs_on+0xbd/0x310
[  263.307878] (H) 
[  263.310630]  ? kasan_check_read+0x11/0x20
[  263.315188] 1*256kB 
[  263.318123]  ? __run_timers+0x7da/0xc70
[  263.322427] (U) 
[  263.324404]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  263.328524] 1*512kB 
[  263.330844]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.334788] (U) 
[  263.336764]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.342603] 0*1024kB 
[  263.344932]  __run_timers+0x7e5/0xc70
[  263.349134] 0*2048kB 
[  263.351121]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  263.355310] 0*4096kB = 13964kB
[  263.357727]  ? compat_start_thread+0x80/0x80
[  263.361507] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  263.363910]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.369247] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  263.369256] 412 total pagecache pages
[  263.372445]  ? kasan_check_write+0x14/0x20
[  263.376832] 0 pages in swap cache
[  263.385664]  ? finish_task_switch+0x2f5/0x900
[  263.391177] Swap cache stats: add 0, delete 0, find 0/0
[  263.399751]  ? __switch_to_asm+0x40/0x70
[  263.399774]  ? preempt_notifier_register+0x200/0x200
[  263.403562] Free swap  = 0kB
[  263.407793]  ? __switch_to_asm+0x34/0x70
[  263.411220] Total swap = 0kB
[  263.415712]  ? __switch_to_asm+0x40/0x70
[  263.421049] 1965979 pages RAM
[  263.425113]  ? __switch_to_asm+0x34/0x70
[  263.430184] 0 pages HighMem/MovableOnly
[  263.433201]  ? __switch_to_asm+0x40/0x70
[  263.437253] 343323 pages reserved
[  263.437262] 0 pages cma reserved
[  263.440281]  ? __switch_to_asm+0x34/0x70
[  263.444410] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  263.447409]  ? __switch_to_asm+0x40/0x70
[  263.447435]  ? pvclock_read_flags+0x160/0x160
[  263.451527] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  263.455438]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.459475] syz-executor0 cpuset=
[  263.462924]  ? check_preemption_disabled+0x48/0x200
[  263.466262] syz0
[  263.470327]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  263.476794]  mems_allowed=0
[  263.480856]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  263.525442]  ? rcu_pm_notify+0xc0/0xc0
[  263.529340]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.534878]  ? check_preemption_disabled+0x48/0x200
[  263.539907]  run_timer_softirq+0x52/0xb0
[  263.543971]  ? rcu_read_lock_sched_held+0x108/0x120
[  263.548990]  __do_softirq+0x30b/0xad8
[  263.552807]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  263.557909]  ? trace_hardirqs_off_caller+0x300/0x300
[  263.563013]  ? trace_hardirqs_on+0x310/0x310
[  263.567433]  ? schedule+0x108/0x460
[  263.571065]  ? __schedule+0x1ed0/0x1ed0
[  263.575045]  ? trace_hardirqs_off+0xb8/0x300
[  263.579477]  ? ___might_sleep+0x1ed/0x300
[  263.583625]  ? smpboot_thread_fn+0x68b/0xa00
[  263.588034]  ? trace_hardirqs_on+0x310/0x310
[  263.592444]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.597981]  ? check_preemption_disabled+0x48/0x200
[  263.602998]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.608541]  ? takeover_tasklets+0xa90/0xa90
[  263.612964]  run_ksoftirqd+0x94/0x100
[  263.616765]  smpboot_thread_fn+0x68b/0xa00
[  263.621002]  ? sort_range+0x30/0x30
[  263.624634]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  263.629741]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.635282]  ? __kthread_parkme+0xfb/0x1a0
[  263.639521]  kthread+0x35a/0x420
[  263.642913]  ? sort_range+0x30/0x30
[  263.646540]  ? kthread_bind+0x40/0x40
[  263.650353]  ret_from_fork+0x3a/0x50
[  263.654092] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  263.654183] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  263.661378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  263.661390] Call Trace:
[  263.667978] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  263.677214]  <IRQ>
[  263.679788] ksoftirqd/1 cpuset=
[  263.690106]  dump_stack+0x1c4/0x2b4
[  263.692237] /
[  263.695513]  ? dump_stack_print_info.cold.2+0x52/0x52
[  263.699149]  mems_allowed=0
[  263.700872]  warn_alloc.cold.118+0xb7/0x1bd
[  263.713274]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  263.718128]  ? lock_downgrade+0x900/0x900
[  263.722291]  ? trace_hardirqs_off+0xb8/0x300
[  263.726707]  ? trace_hardirqs_off+0xb8/0x300
[  263.731125]  __alloc_pages_slowpath+0x2667/0x2d80
[  263.736001]  ? warn_alloc+0x120/0x120
[  263.739807]  ? warn_alloc+0x120/0x120
[  263.743619]  ? print_usage_bug+0xc0/0xc0
[  263.747682]  ? warn_alloc+0x120/0x120
[  263.751490]  ? print_usage_bug+0xc0/0xc0
[  263.755564]  ? __lock_acquire+0x7ec/0x4ec0
[  263.759804]  ? __lock_acquire+0x7ec/0x4ec0
[  263.764048]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.769591]  ? should_fail+0x22d/0xd01
[  263.773486]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  263.778594]  ? __lock_acquire+0x7ec/0x4ec0
[  263.782839]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  263.787948]  ? __lock_acquire+0x7ec/0x4ec0
[  263.792186]  ? should_fail+0x22d/0xd01
[  263.796091]  ? mark_held_locks+0x130/0x130
[  263.800336]  ? mark_held_locks+0x130/0x130
[  263.804590]  ? graph_lock+0x170/0x170
[  263.808399]  ? graph_lock+0x170/0x170
[  263.812225]  ? graph_lock+0x170/0x170
[  263.816027]  ? print_usage_bug+0xc0/0xc0
[  263.820091]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.825635]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.831174]  ? check_preemption_disabled+0x48/0x200
[  263.836200]  ? check_preemption_disabled+0x48/0x200
[  263.841230]  ? __lock_is_held+0xb5/0x140
[  263.845301]  __alloc_pages_nodemask+0xa80/0xde0
[  263.849983]  ? graph_lock+0x170/0x170
[  263.853791]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  263.858807]  ? graph_lock+0x170/0x170
[  263.862626]  ? find_held_lock+0x36/0x1c0
[  263.866705]  ? ____cache_alloc_node+0x1c7/0x1e0
[  263.871380]  ? lock_downgrade+0x900/0x900
[  263.875539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.881091]  cache_grow_begin+0x91/0x8c0
[  263.885156]  ? do_raw_spin_unlock+0xa7/0x2f0
[  263.889583]  fallback_alloc+0x203/0x2e0
[  263.893581]  ____cache_alloc_node+0x1c7/0x1e0
[  263.898093]  kmem_cache_alloc_node+0xe3/0x730
[  263.902595]  ? ipv6_get_ifaddr+0x42e/0x620
[  263.906850]  __alloc_skb+0x119/0x770
[  263.910612]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  263.915893]  ? skb_scrub_packet+0x490/0x490
[  263.920223]  ? lock_downgrade+0x900/0x900
[  263.924380]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.929924]  ? refcount_sub_and_test_checked+0x203/0x310
[  263.935382]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  263.940841]  ? addrconf_rs_timer+0x6f0/0x6f0
[  263.945269]  ndisc_alloc_skb+0x144/0x340
[  263.949338]  ndisc_send_rs+0x331/0x6e0
[  263.953231]  addrconf_rs_timer+0x3c0/0x6f0
[  263.957475]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.961724]  call_timer_fn+0x272/0x920
[  263.965618]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.969858]  ? process_timeout+0x40/0x40
[  263.973916]  ? find_held_lock+0x36/0x1c0
[  263.978026]  ? __run_timers+0x7da/0xc70
[  263.982007]  ? _raw_spin_unlock_irq+0x27/0x80
[  263.986503]  ? _raw_spin_unlock_irq+0x27/0x80
[  263.991001]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.995236]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  263.999823]  ? trace_hardirqs_on+0xbd/0x310
[  264.004141]  ? kasan_check_read+0x11/0x20
[  264.008290]  ? __run_timers+0x7da/0xc70
[  264.012266]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  264.017737]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.021978]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.026214]  __run_timers+0x7e5/0xc70
[  264.030033]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  264.035396]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  264.040416]  ? graph_lock+0x170/0x170
[  264.044223]  ? enqueue_hrtimer+0x1a5/0x560
[  264.048493]  ? lock_release+0x970/0x970
[  264.052470]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  264.057672]  ? find_held_lock+0x36/0x1c0
[  264.061737]  ? graph_lock+0x170/0x170
[  264.065538]  ? pvclock_read_flags+0x160/0x160
[  264.070046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.075758]  ? check_preemption_disabled+0x48/0x200
[  264.080787]  ? __lock_is_held+0xb5/0x140
[  264.084852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.090404]  ? check_preemption_disabled+0x48/0x200
[  264.095444]  run_timer_softirq+0x52/0xb0
[  264.099506]  ? rcu_read_lock_sched_held+0x108/0x120
[  264.104528]  __do_softirq+0x30b/0xad8
[  264.108349]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  264.113461]  ? pvclock_read_flags+0x160/0x160
[  264.117955]  ? lapic_next_event+0x5a/0x90
[  264.122105]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.127645]  ? check_preemption_disabled+0x48/0x200
[  264.132660]  ? check_preemption_disabled+0x48/0x200
[  264.137684]  ? kvm_clock_read+0x18/0x30
[  264.141659]  ? kvm_sched_clock_read+0x9/0x20
[  264.146071]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.151616]  ? check_preemption_disabled+0x48/0x200
[  264.156652]  irq_exit+0x17f/0x1c0
[  264.160109]  smp_apic_timer_interrupt+0x1cb/0x760
[  264.164954]  ? smp_reschedule_interrupt+0x109/0x650
[  264.169975]  ? smp_call_function_single_interrupt+0x650/0x650
[  264.175862]  ? interrupt_entry+0xb5/0xf0
[  264.179926]  ? trace_hardirqs_off_caller+0xbb/0x300
[  264.184939]  ? trace_hardirqs_off_caller+0xbb/0x300
[  264.189957]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.194800]  ? trace_hardirqs_off+0x300/0x300
[  264.199294]  ? trace_hardirqs_off+0x300/0x300
[  264.203792]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.209330]  ? check_preemption_disabled+0x48/0x200
[  264.214346]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.219896]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.224755]  apic_timer_interrupt+0xf/0x20
[  264.228983]  </IRQ>
[  264.231229] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  264.236158] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  264.255068] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  264.262783] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  264.270051] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  264.277325] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  264.284614] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  264.291887] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  264.299211]  skb_clone+0x1bb/0x500
[  264.302757]  ? finish_task_switch+0x1b5/0x900
[  264.307259]  ? skb_split+0x11e0/0x11e0
[  264.311156]  ? preempt_notifier_register+0x200/0x200
[  264.316263]  ? __switch_to_asm+0x34/0x70
[  264.320327]  ? __switch_to_asm+0x34/0x70
[  264.324389]  ? __switch_to_asm+0x40/0x70
[  264.328449]  ? __switch_to_asm+0x34/0x70
[  264.332512]  ? __switch_to_asm+0x40/0x70
[  264.336591]  ? __switch_to_asm+0x34/0x70
[  264.340668]  ? __switch_to_asm+0x40/0x70
[  264.344741]  ? __switch_to_asm+0x34/0x70
[  264.348810]  ? __switch_to_asm+0x34/0x70
[  264.352871]  ? __switch_to_asm+0x40/0x70
[  264.356933]  ? __switch_to_asm+0x34/0x70
[  264.361012]  bpf_clone_redirect+0xb9/0x490
[  264.365252]  ? __schedule+0x874/0x1ed0
[  264.369147]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  264.374174]  ? __sched_text_start+0x8/0x8
[  264.378328]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  264.383102]  ? find_held_lock+0x36/0x1c0
[  264.387172]  ? lock_acquire+0x1ed/0x520
[  264.391157]  ? bpf_test_run+0x32e/0x5a0
[  264.395144]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.400690]  ? check_preemption_disabled+0x48/0x200
[  264.405722]  ? kasan_check_read+0x11/0x20
[  264.409875]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  264.415158]  ? rcu_bh_qs+0xc0/0xc0
[  264.418724]  ? preempt_schedule+0x4d/0x60
[  264.422879]  ? ___preempt_schedule+0x16/0x18
[  264.427312]  ? bpf_test_run+0x1c0/0x5a0
[  264.431309]  ? netlink_diag_dump+0x2a0/0x2a0
[  264.435728]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.441271]  ? bpf_test_init.isra.9+0x70/0x100
[  264.445862]  ? bpf_prog_test_run_skb+0x634/0xb40
[  264.450637]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  264.455483]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  264.461022]  ? fput+0x130/0x1a0
[  264.464303]  ? __bpf_prog_get+0x9b/0x290
[  264.468370]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  264.473423]  ? bpf_prog_test_run+0x130/0x1a0
[  264.477839]  ? __x64_sys_bpf+0x3d8/0x510
[  264.481900]  ? bpf_prog_get+0x20/0x20
[  264.485709]  ? ksys_ioctl+0x81/0xd0
[  264.489351]  ? do_syscall_64+0x1b9/0x820
[  264.493417]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  264.498789]  ? syscall_return_slowpath+0x5e0/0x5e0
[  264.503730]  ? trace_hardirqs_off+0x300/0x300
[  264.508234]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  264.513255]  ? recalc_sigpending_tsk+0x180/0x180
[  264.518016]  ? kasan_check_write+0x14/0x20
[  264.522261]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.527116]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  264.532512] warn_alloc_show_mem: 1 callbacks suppressed
[  264.532525] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  264.532527] Mem-Info:
[  264.532568] active_anon:49480 inactive_anon:371 isolated_anon:0
[  264.532568]  active_file:14 inactive_file:18 isolated_file:1
[  264.532568]  unevictable:0 dirty:0 writeback:0 unstable:0
[  264.532568]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  264.532568]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  264.532568]  free:13768 free_pcp:583 free_cma:0
[  264.537918] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  264.544771] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  264.547170] Call Trace:
[  264.580050] Node 0 
[  264.589417]  dump_stack+0x1c4/0x2b4
[  264.617097] 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
[  264.619663]  ? dump_stack_print_info.cold.2+0x52/0x52
[  264.621862] lowmem_reserve[]:
[  264.625494]  warn_alloc.cold.118+0xb7/0x1bd
[  264.650966]  0 2815
[  264.656175]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  264.659248]  6318
[  264.663570]  ? lock_downgrade+0x900/0x900
[  264.665779]  6318
[  264.670617]  ? trace_hardirqs_off+0xb8/0x300
[  264.676795]  ? trace_hardirqs_off+0xb8/0x300
[  264.678835] Node 0 
[  264.683250]  __alloc_pages_slowpath+0x2667/0x2d80
[  264.687659] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  264.689890]  ? warn_alloc+0x120/0x120
[  264.694676] lowmem_reserve[]: 0
[  264.721593]  ? warn_alloc+0x120/0x120
[  264.725361]  0 3503
[  264.728645]  ? print_usage_bug+0xc0/0xc0
[  264.732411]  3503
[  264.734675]  ? warn_alloc+0x120/0x120
[  264.738710] Node 0 
[  264.740766]  ? print_usage_bug+0xc0/0xc0
[  264.744575] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  264.746780]  ? __lock_acquire+0x7ec/0x4ec0
[  264.750809] lowmem_reserve[]: 0
[  264.779285]  ? __lock_acquire+0x7ec/0x4ec0
[  264.783497]  0
[  264.786779]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.790976]  0 0
[  264.792786]  ? should_fail+0x22d/0xd01
[  264.800287]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  264.804147] Node 0 
[  264.809253]  ? __lock_acquire+0x7ec/0x4ec0
[  264.809257] DMA: 1*4kB 
[  264.811499]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  264.815709] (U) 
[  264.818290]  ? __lock_acquire+0x7ec/0x4ec0
[  264.823362] 0*8kB 0*16kB 
[  264.825349]  ? should_fail+0x22d/0xd01
[  264.829549] 1*32kB (U) 
[  264.832325]  ? print_usage_bug+0xc0/0xc0
[  264.836187] 2*64kB 
[  264.838774]  ? mark_held_locks+0x130/0x130
[  264.842796] (U) 1*128kB 
[  264.845042]  ? mark_held_locks+0x130/0x130
[  264.849246] (U) 
[  264.851922]  ? graph_lock+0x170/0x170
[  264.856116] 1*256kB (U) 
[  264.858099]  ? print_usage_bug+0xc0/0xc0
[  264.861869] 0*512kB 1*1024kB 
[  264.864544]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  264.868581] (U) 
[  264.871686]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.876412] 1*2048kB 
[  264.878386]  ? check_preemption_disabled+0x48/0x200
[  264.883888] (M) 3*4096kB 
[  264.886312]  ? check_preemption_disabled+0x48/0x200
[  264.891300] (M) 
[  264.894066]  ? __lock_is_held+0xb5/0x140
[  264.899047] = 15908kB
[  264.901025]  __alloc_pages_nodemask+0xa80/0xde0
[  264.905046] Node 0 DMA32: 
[  264.907463]  ? graph_lock+0x170/0x170
[  264.912103] 4*4kB 
[  264.914946]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  264.918720] (UM) 
[  264.920866]  ? graph_lock+0x170/0x170
[  264.925851] 2*8kB (M) 
[  264.927929]  ? find_held_lock+0x36/0x1c0
[  264.931695] 1*16kB 
[  264.934198]  ? ____cache_alloc_node+0x1c7/0x1e0
[  264.938217] (M) 1*32kB 
[  264.940462]  ? lock_downgrade+0x900/0x900
[  264.945096] (M) 3*64kB 
[  264.947697]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.951807] (UM) 3*128kB 
[  264.954403]  cache_grow_begin+0x91/0x8c0
[  264.959907] (M) 
[  264.962668]  ? do_raw_spin_unlock+0xa7/0x2f0
[  264.966702] 2*256kB (M) 
[  264.968699]  fallback_alloc+0x203/0x2e0
[  264.973074] 3*512kB 
[  264.975751]  ____cache_alloc_node+0x1c7/0x1e0
[  264.979693] (M) 
[  264.982017]  kmem_cache_alloc_node+0xe3/0x730
[  264.986481] 4*1024kB 
[  264.988455]  ? ipv6_get_ifaddr+0x42e/0x620
[  264.992923] (UM) 
[  264.995335]  __alloc_skb+0x119/0x770
[  264.999539] 3*2048kB 
[  265.001607]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  265.005293] (M) 
[  265.007704]  ? skb_scrub_packet+0x490/0x490
[  265.012952] 3*4096kB 
[  265.014925]  ? lock_downgrade+0x900/0x900
[  265.019216] (M) = 25232kB
[  265.021639]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.025755] Node 0 
[  265.028510]  ? refcount_sub_and_test_checked+0x203/0x310
[  265.034017] Normal: 
[  265.036249]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  265.041673] 1065*4kB 
[  265.043994]  ? addrconf_rs_timer+0x6f0/0x6f0
[  265.049413] (MEH) 
[  265.051838]  ndisc_alloc_skb+0x144/0x340
[  265.056203] 487*8kB (ME) 
[  265.058360]  ndisc_send_rs+0x331/0x6e0
[  265.062386] 153*16kB (MEH) 
[  265.065156]  addrconf_rs_timer+0x3c0/0x6f0
[  265.069014] 77*32kB 
[  265.072034]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.076236] (UM) 
[  265.078575]  call_timer_fn+0x272/0x920
[  265.082770] 0*64kB 
[  265.084834]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.088691] 1*128kB 
[  265.090925]  ? process_timeout+0x40/0x40
[  265.095128] (H) 
[  265.097449]  ? find_held_lock+0x36/0x1c0
[  265.101483] 1*256kB (U) 
[  265.103472]  ? __run_timers+0x7da/0xc70
[  265.107495] 1*512kB 
[  265.110163]  ? _raw_spin_unlock_irq+0x27/0x80
[  265.114099] (U) 0*1024kB 
[  265.116429]  ? _raw_spin_unlock_irq+0x27/0x80
[  265.120896] 0*2048kB 
[  265.123650]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.128113] 0*4096kB = 13964kB
[  265.130528]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  265.134744] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  265.137927]  ? trace_hardirqs_on+0xbd/0x310
[  265.142489] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  265.142499] 412 total pagecache pages
[  265.151348]  ? kasan_check_read+0x11/0x20
[  265.155651] 0 pages in swap cache
[  265.164222]  ? __run_timers+0x7da/0xc70
[  265.167998] Swap cache stats: add 0, delete 0, find 0/0
[  265.172148]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  265.175576] Free swap  = 0kB
[  265.179550]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.184886] Total swap = 0kB
[  265.184894] 1965979 pages RAM
[  265.190350]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.193339] 0 pages HighMem/MovableOnly
[  265.197581]  __run_timers+0x7e5/0xc70
[  265.200579] 343323 pages reserved
[  265.203693]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  265.207889] 0 pages cma reserved
[  265.211859]  ? compat_start_thread+0x80/0x80
[  265.215710] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  265.219084]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.224529] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  265.227783]  ? kasan_check_write+0x14/0x20
[  265.232164] syz-executor0 cpuset=
[  265.238660]  ? finish_task_switch+0x2f5/0x900
[  265.244172] syz0
[  265.254659]  ? __switch_to_asm+0x40/0x70
[  265.254683]  ? preempt_notifier_register+0x200/0x200
[  265.258902]  mems_allowed=0
[  265.262351]  ? __switch_to_asm+0x34/0x70
[  265.284874]  ? __switch_to_asm+0x40/0x70
[  265.288944]  ? __switch_to_asm+0x34/0x70
[  265.293015]  ? __switch_to_asm+0x40/0x70
[  265.297086]  ? __switch_to_asm+0x34/0x70
[  265.301161]  ? __switch_to_asm+0x40/0x70
[  265.305247]  ? pvclock_read_flags+0x160/0x160
[  265.309755]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.315312]  ? check_preemption_disabled+0x48/0x200
[  265.320361]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  265.325915]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  265.331204]  ? rcu_pm_notify+0xc0/0xc0
[  265.335099]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.340811]  ? check_preemption_disabled+0x48/0x200
[  265.345839]  run_timer_softirq+0x52/0xb0
[  265.349906]  ? rcu_read_lock_sched_held+0x108/0x120
[  265.354929]  __do_softirq+0x30b/0xad8
[  265.358749]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  265.363852]  ? trace_hardirqs_off_caller+0x300/0x300
[  265.368954]  ? trace_hardirqs_on+0x310/0x310
[  265.373371]  ? schedule+0x108/0x460
[  265.377005]  ? __schedule+0x1ed0/0x1ed0
[  265.380990]  ? trace_hardirqs_off+0xb8/0x300
[  265.385406]  ? ___might_sleep+0x1ed/0x300
[  265.389561]  ? smpboot_thread_fn+0x68b/0xa00
[  265.393974]  ? trace_hardirqs_on+0x310/0x310
[  265.398480]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.404023]  ? check_preemption_disabled+0x48/0x200
[  265.409047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.414699]  ? takeover_tasklets+0xa90/0xa90
[  265.419139]  run_ksoftirqd+0x94/0x100
[  265.422949]  smpboot_thread_fn+0x68b/0xa00
[  265.427195]  ? sort_range+0x30/0x30
[  265.430831]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  265.435946]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.441497]  ? __kthread_parkme+0xfb/0x1a0
[  265.445747]  kthread+0x35a/0x420
[  265.449126]  ? sort_range+0x30/0x30
[  265.452762]  ? kthread_bind+0x40/0x40
[  265.456588]  ret_from_fork+0x3a/0x50
[  265.460332] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  265.460430] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  265.467619] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  265.467624] Call Trace:
[  265.467631]  <IRQ>
[  265.467651]  dump_stack+0x1c4/0x2b4
[  265.467666]  ? dump_stack_print_info.cold.2+0x52/0x52
[  265.467693]  warn_alloc.cold.118+0xb7/0x1bd
[  265.474363] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  265.483608]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  265.486166] ksoftirqd/1 cpuset=
[  265.488313]  ? lock_downgrade+0x900/0x900
[  265.491912] /
[  265.497099]  ? trace_hardirqs_off+0xb8/0x300
[  265.501403]  mems_allowed=0
[  265.511730]  ? trace_hardirqs_off+0xb8/0x300
[  265.537406]  __alloc_pages_slowpath+0x2667/0x2d80
[  265.542294]  ? warn_alloc+0x120/0x120
[  265.546106]  ? trace_hardirqs_on+0x310/0x310
[  265.550520]  ? warn_alloc+0x120/0x120
[  265.554336]  ? print_usage_bug+0xc0/0xc0
[  265.558404]  ? warn_alloc+0x120/0x120
[  265.562210]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  265.567247]  ? print_usage_bug+0xc0/0xc0
[  265.571315]  ? __lock_acquire+0x7ec/0x4ec0
[  265.575560]  ? __lock_acquire+0x7ec/0x4ec0
[  265.579802]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.585341]  ? should_fail+0x22d/0xd01
[  265.589239]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  265.594346]  ? __lock_acquire+0x7ec/0x4ec0
[  265.598601]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  265.603721]  ? __lock_acquire+0x7ec/0x4ec0
[  265.607957]  ? should_fail+0x22d/0xd01
[  265.611843]  ? print_usage_bug+0xc0/0xc0
[  265.615916]  ? mark_held_locks+0x130/0x130
[  265.620155]  ? mark_held_locks+0x130/0x130
[  265.624408]  ? graph_lock+0x170/0x170
[  265.628209]  ? print_usage_bug+0xc0/0xc0
[  265.632274]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  265.637031]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.642574]  ? check_preemption_disabled+0x48/0x200
[  265.647591]  ? check_preemption_disabled+0x48/0x200
[  265.652637]  ? __lock_is_held+0xb5/0x140
[  265.656709]  __alloc_pages_nodemask+0xa80/0xde0
[  265.661377]  ? graph_lock+0x170/0x170
[  265.665185]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  265.670196]  ? graph_lock+0x170/0x170
[  265.674013]  ? find_held_lock+0x36/0x1c0
[  265.678083]  ? ____cache_alloc_node+0x1c7/0x1e0
[  265.682757]  ? lock_downgrade+0x900/0x900
[  265.686913]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.692458]  cache_grow_begin+0x91/0x8c0
[  265.696528]  ? do_raw_spin_unlock+0xa7/0x2f0
[  265.700954]  fallback_alloc+0x203/0x2e0
[  265.704938]  ____cache_alloc_node+0x1c7/0x1e0
[  265.709441]  kmem_cache_alloc_node+0xe3/0x730
[  265.714031]  ? ipv6_get_ifaddr+0x42e/0x620
[  265.718296]  __alloc_skb+0x119/0x770
[  265.722030]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  265.727321]  ? skb_scrub_packet+0x490/0x490
[  265.731648]  ? lock_downgrade+0x900/0x900
[  265.735805]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.741344]  ? refcount_sub_and_test_checked+0x203/0x310
[  265.746802]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  265.752261]  ? addrconf_rs_timer+0x6f0/0x6f0
[  265.756686]  ndisc_alloc_skb+0x144/0x340
[  265.760756]  ndisc_send_rs+0x331/0x6e0
[  265.764654]  addrconf_rs_timer+0x3c0/0x6f0
[  265.768895]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.773145]  call_timer_fn+0x272/0x920
[  265.777034]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.781270]  ? process_timeout+0x40/0x40
[  265.785336]  ? find_held_lock+0x36/0x1c0
[  265.789414]  ? __run_timers+0x7da/0xc70
[  265.793401]  ? _raw_spin_unlock_irq+0x27/0x80
[  265.797904]  ? _raw_spin_unlock_irq+0x27/0x80
[  265.802406]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.806650]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  265.811237]  ? trace_hardirqs_on+0xbd/0x310
[  265.815570]  ? kasan_check_read+0x11/0x20
[  265.819726]  ? __run_timers+0x7da/0xc70
[  265.823708]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  265.829172]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.833419]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.837663]  __run_timers+0x7e5/0xc70
[  265.841479]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  265.846854]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  265.851883]  ? graph_lock+0x170/0x170
[  265.855692]  ? enqueue_hrtimer+0x1a5/0x560
[  265.859926]  ? lock_release+0x970/0x970
[  265.863915]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  265.869123]  ? find_held_lock+0x36/0x1c0
[  265.873200]  ? graph_lock+0x170/0x170
[  265.877009]  ? pvclock_read_flags+0x160/0x160
[  265.881513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.887050]  ? check_preemption_disabled+0x48/0x200
[  265.892090]  ? __lock_is_held+0xb5/0x140
[  265.896158]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.901703]  ? check_preemption_disabled+0x48/0x200
[  265.906734]  run_timer_softirq+0x52/0xb0
[  265.910799]  ? rcu_read_lock_sched_held+0x108/0x120
[  265.915821]  __do_softirq+0x30b/0xad8
[  265.919662]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  265.924790]  ? pvclock_read_flags+0x160/0x160
[  265.929289]  ? lapic_next_event+0x5a/0x90
[  265.933438]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.938978]  ? check_preemption_disabled+0x48/0x200
[  265.943993]  ? check_preemption_disabled+0x48/0x200
[  265.949020]  ? kvm_clock_read+0x18/0x30
[  265.952995]  ? kvm_sched_clock_read+0x9/0x20
[  265.957407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.962946]  ? check_preemption_disabled+0x48/0x200
[  265.967979]  irq_exit+0x17f/0x1c0
[  265.971441]  smp_apic_timer_interrupt+0x1cb/0x760
[  265.976283]  ? smp_reschedule_interrupt+0x109/0x650
[  265.981307]  ? smp_call_function_single_interrupt+0x650/0x650
[  265.987197]  ? interrupt_entry+0xb5/0xf0
[  265.991263]  ? trace_hardirqs_off_caller+0xbb/0x300
[  265.996277]  ? trace_hardirqs_off_caller+0xbb/0x300
[  266.001299]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.006144]  ? trace_hardirqs_off+0x300/0x300
[  266.010645]  ? trace_hardirqs_off+0x300/0x300
[  266.015163]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.020703]  ? check_preemption_disabled+0x48/0x200
[  266.025720]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.031278]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.036140]  apic_timer_interrupt+0xf/0x20
[  266.040369]  </IRQ>
[  266.042618] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  266.047559] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  266.066734] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  266.074452] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  266.081724] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  266.088997] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  266.096266] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  266.103536] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  266.110862]  skb_clone+0x1bb/0x500
[  266.114406]  ? finish_task_switch+0x1b5/0x900
[  266.118908]  ? skb_split+0x11e0/0x11e0
[  266.122810]  ? preempt_notifier_register+0x200/0x200
[  266.127925]  ? __switch_to_asm+0x34/0x70
[  266.131990]  ? __switch_to_asm+0x34/0x70
[  266.136050]  ? __switch_to_asm+0x40/0x70
[  266.140107]  ? __switch_to_asm+0x34/0x70
[  266.144165]  ? __switch_to_asm+0x40/0x70
[  266.148226]  ? __switch_to_asm+0x34/0x70
[  266.152285]  ? __switch_to_asm+0x40/0x70
[  266.156343]  ? __switch_to_asm+0x34/0x70
[  266.160405]  ? __switch_to_asm+0x34/0x70
[  266.164466]  ? __switch_to_asm+0x40/0x70
[  266.168528]  ? __switch_to_asm+0x34/0x70
[  266.172625]  bpf_clone_redirect+0xb9/0x490
[  266.176870]  ? __schedule+0x874/0x1ed0
[  266.180766]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  266.185800]  ? __sched_text_start+0x8/0x8
[  266.189954]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  266.194728]  ? find_held_lock+0x36/0x1c0
[  266.198798]  ? lock_acquire+0x1ed/0x520
[  266.202788]  ? bpf_test_run+0x32e/0x5a0
[  266.206767]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.212306]  ? check_preemption_disabled+0x48/0x200
[  266.217326]  ? kasan_check_read+0x11/0x20
[  266.221476]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  266.226760]  ? rcu_bh_qs+0xc0/0xc0
[  266.230305]  ? preempt_schedule+0x4d/0x60
[  266.234460]  ? ___preempt_schedule+0x16/0x18
[  266.238883]  ? bpf_test_run+0x1c0/0x5a0
[  266.242872]  ? netlink_diag_dump+0x2a0/0x2a0
[  266.247289]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.252833]  ? bpf_test_init.isra.9+0x70/0x100
[  266.257423]  ? bpf_prog_test_run_skb+0x634/0xb40
[  266.262191]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  266.267034]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  266.272577]  ? fput+0x130/0x1a0
[  266.275867]  ? __bpf_prog_get+0x9b/0x290
[  266.279939]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  266.284788]  ? bpf_prog_test_run+0x130/0x1a0
[  266.289211]  ? __x64_sys_bpf+0x3d8/0x510
[  266.293286]  ? bpf_prog_get+0x20/0x20
[  266.297107]  ? ksys_ioctl+0x81/0xd0
[  266.300751]  ? do_syscall_64+0x1b9/0x820
[  266.304815]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  266.310196]  ? syscall_return_slowpath+0x5e0/0x5e0
[  266.315148]  ? trace_hardirqs_off+0x300/0x300
[  266.319654]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  266.324690]  ? recalc_sigpending_tsk+0x180/0x180
[  266.329471]  ? kasan_check_write+0x14/0x20
[  266.333724]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.338590]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  266.343979] warn_alloc_show_mem: 1 callbacks suppressed
[  266.343991] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  266.343993] Mem-Info:
[  266.344026] active_anon:49480 inactive_anon:371 isolated_anon:0
[  266.344026]  active_file:14 inactive_file:18 isolated_file:1
[  266.344026]  unevictable:0 dirty:0 writeback:0 unstable:0
[  266.344026]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  266.344026]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  266.344026]  free:13768 free_pcp:583 free_cma:0
[  266.349360] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  266.349369] Call Trace:
[  266.356227] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  266.358646]  dump_stack+0x1c4/0x2b4
[  266.391513] Node 0 
[  266.400879]  ? dump_stack_print_info.cold.2+0x52/0x52
[  266.403455] 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
[  266.431131]  warn_alloc.cold.118+0xb7/0x1bd
[  266.434722] lowmem_reserve[]:
[  266.436960]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  266.442118]  0 2815
[  266.467650]  ? lock_downgrade+0x900/0x900
[  266.472413]  6318
[  266.475567]  ? trace_hardirqs_off+0xb8/0x300
[  266.480366]  6318
[  266.482618]  ? trace_hardirqs_off+0xb8/0x300
[  266.486739] Node 0 
[  266.488809]  __alloc_pages_slowpath+0x2667/0x2d80
[  266.493203] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  266.495269]  ? warn_alloc+0x120/0x120
[  266.499619] lowmem_reserve[]: 0
[  266.501872]  ? warn_alloc+0x120/0x120
[  266.506676]  0 3503
[  266.533607]  ? print_usage_bug+0xc0/0xc0
[  266.537399]  3503
[  266.540689]  ? warn_alloc+0x120/0x120
[  266.546704]  ? print_usage_bug+0xc0/0xc0
[  266.550735] Node 0 
[  266.552802]  ? __lock_acquire+0x7ec/0x4ec0
[  266.556608] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  266.560647]  ? __lock_acquire+0x7ec/0x4ec0
[  266.562850] lowmem_reserve[]: 0
[  266.567097]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.595524]  0 0
[  266.599789]  ? should_fail+0x22d/0xd01
[  266.603038]  0
[  266.608582]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  266.614411]  ? __lock_acquire+0x7ec/0x4ec0
[  266.616188] Node 0 
[  266.621286]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  266.625489] DMA: 1*4kB 
[  266.627762]  ? __lock_acquire+0x7ec/0x4ec0
[  266.632832] (U) 0*8kB 
[  266.635428]  ? should_fail+0x22d/0xd01
[  266.639636] 0*16kB 1*32kB 
[  266.642143]  ? print_usage_bug+0xc0/0xc0
[  266.646003] (U) 
[  266.648856]  ? mark_held_locks+0x130/0x130
[  266.652884] 2*64kB 
[  266.654862]  ? mark_held_locks+0x130/0x130
[  266.659062] (U) 
[  266.661302]  ? graph_lock+0x170/0x170
[  266.665505] 1*128kB (U) 
[  266.667489]  ? print_usage_bug+0xc0/0xc0
[  266.671254] 1*256kB (U) 
[  266.673934]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  266.677967] 0*512kB 
[  266.680637]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.685361] 1*1024kB (U) 
[  266.687691]  ? check_preemption_disabled+0x48/0x200
[  266.693202] 1*2048kB (M) 
[  266.695969]  ? check_preemption_disabled+0x48/0x200
[  266.700955] 3*4096kB (M) 
[  266.703730]  ? __lock_is_held+0xb5/0x140
[  266.708706] = 15908kB
[  266.708715] Node 0 
[  266.711478]  __alloc_pages_nodemask+0xa80/0xde0
[  266.715496] DMA32: 4*4kB 
[  266.717913]  ? graph_lock+0x170/0x170
[  266.720114] (UM) 2*8kB 
[  266.724792]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  266.727519] (M) 
[  266.731319]  ? graph_lock+0x170/0x170
[  266.731345]  ? find_held_lock+0x36/0x1c0
[  266.733910] 1*16kB 
[  266.738939]  ? ____cache_alloc_node+0x1c7/0x1e0
[  266.740887] (M) 
[  266.744690]  ? lock_downgrade+0x900/0x900
[  266.748725] 1*32kB 
[  266.750968]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.755592] (M) 3*64kB 
[  266.757587]  cache_grow_begin+0x91/0x8c0
[  266.761695] (UM) 3*128kB 
[  266.763943]  ? do_raw_spin_unlock+0xa7/0x2f0
[  266.769459] (M) 
[  266.772057]  fallback_alloc+0x203/0x2e0
[  266.776075] 2*256kB (M) 
[  266.778850]  ____cache_alloc_node+0x1c7/0x1e0
[  266.783221] 3*512kB (M) 
[  266.785208]  kmem_cache_alloc_node+0xe3/0x730
[  266.789163] 4*1024kB (UM) 
[  266.791844]  ? ipv6_get_ifaddr+0x42e/0x620
[  266.796304] 3*2048kB (M) 
[  266.798985]  __alloc_skb+0x119/0x770
[  266.803439] 3*4096kB (M) 
[  266.806292]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  266.810488] = 25232kB
[  266.810496] Node 0 
[  266.813256]  ? skb_scrub_packet+0x490/0x490
[  266.816932] Normal: 1065*4kB 
[  266.819696]  ? lock_downgrade+0x900/0x900
[  266.824945] (MEH) 
[  266.827359]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.829573] 487*8kB 
[  266.833893]  ? refcount_sub_and_test_checked+0x203/0x310
[  266.836969] (ME) 
[  266.841124]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  266.843244] 153*16kB 
[  266.848778]  ? addrconf_rs_timer+0x6f0/0x6f0
[  266.851074] (MEH) 
[  266.856531]  ndisc_alloc_skb+0x144/0x340
[  266.858567] 77*32kB 
[  266.864016]  ndisc_send_rs+0x331/0x6e0
[  266.866398] (UM) 
[  266.870807]  addrconf_rs_timer+0x3c0/0x6f0
[  266.872927] 0*64kB 
[  266.876985]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.879276] 1*128kB (H) 
[  266.883196]  call_timer_fn+0x272/0x920
[  266.885214] 1*256kB (U) 
[  266.889454]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.891659] 1*512kB (U) 
[  266.895898]  ? process_timeout+0x40/0x40
[  266.898543] 0*1024kB 
[  266.902434]  ? find_held_lock+0x36/0x1c0
[  266.905080] 0*2048kB 
[  266.909319]  ? __run_timers+0x7da/0xc70
[  266.911951] 0*4096kB = 13964kB
[  266.916021]  ? _raw_spin_unlock_irq+0x27/0x80
[  266.918412] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  266.922459]  ? _raw_spin_unlock_irq+0x27/0x80
[  266.924851] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  266.928815]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.931979] 412 total pagecache pages
[  266.936471]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  266.945287] 0 pages in swap cache
[  266.949782]  ? trace_hardirqs_on+0xbd/0x310
[  266.958331] Swap cache stats: add 0, delete 0, find 0/0
[  266.958340] Free swap  = 0kB
[  266.962586]  ? kasan_check_read+0x11/0x20
[  266.966362] Total swap = 0kB
[  266.970961]  ? __run_timers+0x7da/0xc70
[  266.974388] 1965979 pages RAM
[  266.978709]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  266.984044] 0 pages HighMem/MovableOnly
[  266.987063]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.991174] 343323 pages reserved
[  266.991182] 0 pages cma reserved
[  266.994200]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.998216] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  267.001254]  __run_timers+0x7e5/0xc70
[  267.006781] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  267.010659]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  267.014857] syz-executor0 cpuset=
[  267.018311]  ? compat_start_thread+0x80/0x80
[  267.021654] syz0
[  267.025894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.032371]  mems_allowed=0
[  267.036173]  ? kasan_check_write+0x14/0x20
[  267.074460]  ? finish_task_switch+0x2f5/0x900
[  267.078964]  ? __switch_to_asm+0x40/0x70
[  267.083034]  ? preempt_notifier_register+0x200/0x200
[  267.088143]  ? __switch_to_asm+0x34/0x70
[  267.092207]  ? __switch_to_asm+0x40/0x70
[  267.096269]  ? __switch_to_asm+0x34/0x70
[  267.100328]  ? __switch_to_asm+0x40/0x70
[  267.104388]  ? __switch_to_asm+0x34/0x70
[  267.108446]  ? __switch_to_asm+0x40/0x70
[  267.112524]  ? pvclock_read_flags+0x160/0x160
[  267.117029]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.122579]  ? check_preemption_disabled+0x48/0x200
[  267.127612]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  267.133155]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  267.138530]  ? rcu_pm_notify+0xc0/0xc0
[  267.142455]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.147998]  ? check_preemption_disabled+0x48/0x200
[  267.153029]  run_timer_softirq+0x52/0xb0
[  267.157091]  ? rcu_read_lock_sched_held+0x108/0x120
[  267.162123]  __do_softirq+0x30b/0xad8
[  267.165939]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  267.171048]  ? trace_hardirqs_off_caller+0x300/0x300
[  267.176151]  ? trace_hardirqs_on+0x310/0x310
[  267.180577]  ? schedule+0x108/0x460
[  267.184213]  ? __schedule+0x1ed0/0x1ed0
[  267.188196]  ? trace_hardirqs_off+0xb8/0x300
[  267.192611]  ? ___might_sleep+0x1ed/0x300
[  267.196758]  ? smpboot_thread_fn+0x68b/0xa00
[  267.201177]  ? trace_hardirqs_on+0x310/0x310
[  267.205594]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.211226]  ? check_preemption_disabled+0x48/0x200
[  267.216245]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.221807]  ? takeover_tasklets+0xa90/0xa90
[  267.226224]  run_ksoftirqd+0x94/0x100
[  267.230031]  smpboot_thread_fn+0x68b/0xa00
[  267.234274]  ? sort_range+0x30/0x30
[  267.237910]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  267.243040]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.248591]  ? __kthread_parkme+0xfb/0x1a0
[  267.252833]  kthread+0x35a/0x420
[  267.256204]  ? sort_range+0x30/0x30
[  267.259829]  ? kthread_bind+0x40/0x40
[  267.263639]  ret_from_fork+0x3a/0x50
[  267.267374] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  267.267456] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  267.274650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  267.274655] Call Trace:
[  267.274662]  <IRQ>
[  267.274681]  dump_stack+0x1c4/0x2b4
[  267.274698]  ? dump_stack_print_info.cold.2+0x52/0x52
[  267.274725]  warn_alloc.cold.118+0xb7/0x1bd
[  267.281252] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  267.290640]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  267.293193] ksoftirqd/1 cpuset=
[  267.295336]  ? lock_downgrade+0x900/0x900
[  267.298934] /
[  267.304126]  ? trace_hardirqs_off+0xb8/0x300
[  267.308423]  mems_allowed=0
[  267.318735]  ? trace_hardirqs_off+0xb8/0x300
[  267.344858]  __alloc_pages_slowpath+0x2667/0x2d80
[  267.349737]  ? warn_alloc+0x120/0x120
[  267.353548]  ? trace_hardirqs_on+0x310/0x310
[  267.357968]  ? warn_alloc+0x120/0x120
[  267.361773]  ? print_usage_bug+0xc0/0xc0
[  267.365843]  ? warn_alloc+0x120/0x120
[  267.369651]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  267.374672]  ? print_usage_bug+0xc0/0xc0
[  267.378737]  ? __lock_acquire+0x7ec/0x4ec0
[  267.382974]  ? __lock_acquire+0x7ec/0x4ec0
[  267.387218]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.392760]  ? should_fail+0x22d/0xd01
[  267.396653]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  267.401757]  ? __lock_acquire+0x7ec/0x4ec0
[  267.405997]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  267.411102]  ? __lock_acquire+0x7ec/0x4ec0
[  267.415338]  ? should_fail+0x22d/0xd01
[  267.419226]  ? print_usage_bug+0xc0/0xc0
[  267.423296]  ? mark_held_locks+0x130/0x130
[  267.427538]  ? mark_held_locks+0x130/0x130
[  267.431788]  ? graph_lock+0x170/0x170
[  267.435595]  ? print_usage_bug+0xc0/0xc0
[  267.439663]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  267.444432]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.449983]  ? check_preemption_disabled+0x48/0x200
[  267.455005]  ? check_preemption_disabled+0x48/0x200
[  267.460041]  ? __lock_is_held+0xb5/0x140
[  267.464113]  __alloc_pages_nodemask+0xa80/0xde0
[  267.468788]  ? graph_lock+0x170/0x170
[  267.472601]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  267.477631]  ? graph_lock+0x170/0x170
[  267.481448]  ? find_held_lock+0x36/0x1c0
[  267.485524]  ? ____cache_alloc_node+0x1c7/0x1e0
[  267.490205]  ? lock_downgrade+0x900/0x900
[  267.494365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.499934]  cache_grow_begin+0x91/0x8c0
[  267.504005]  ? do_raw_spin_unlock+0xa7/0x2f0
[  267.508434]  fallback_alloc+0x203/0x2e0
[  267.512424]  ____cache_alloc_node+0x1c7/0x1e0
[  267.516929]  kmem_cache_alloc_node+0xe3/0x730
[  267.521428]  ? ipv6_get_ifaddr+0x42e/0x620
[  267.525676]  __alloc_skb+0x119/0x770
[  267.529391]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  267.534675]  ? skb_scrub_packet+0x490/0x490
[  267.539001]  ? lock_downgrade+0x900/0x900
[  267.543164]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.548724]  ? refcount_sub_and_test_checked+0x203/0x310
[  267.554195]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  267.559658]  ? addrconf_rs_timer+0x6f0/0x6f0
[  267.564081]  ndisc_alloc_skb+0x144/0x340
[  267.568150]  ndisc_send_rs+0x331/0x6e0
[  267.572046]  addrconf_rs_timer+0x3c0/0x6f0
[  267.576290]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.580544]  call_timer_fn+0x272/0x920
[  267.584447]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.588689]  ? process_timeout+0x40/0x40
[  267.592750]  ? find_held_lock+0x36/0x1c0
[  267.596827]  ? __run_timers+0x7da/0xc70
[  267.600810]  ? _raw_spin_unlock_irq+0x27/0x80
[  267.605318]  ? _raw_spin_unlock_irq+0x27/0x80
[  267.609814]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.614050]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  267.618641]  ? trace_hardirqs_on+0xbd/0x310
[  267.622965]  ? kasan_check_read+0x11/0x20
[  267.627119]  ? __run_timers+0x7da/0xc70
[  267.631098]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  267.636571]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.640816]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.645055]  __run_timers+0x7e5/0xc70
[  267.648871]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  267.654241]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  267.659260]  ? graph_lock+0x170/0x170
[  267.663073]  ? enqueue_hrtimer+0x1a5/0x560
[  267.667310]  ? lock_release+0x970/0x970
[  267.671287]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  267.676485]  ? find_held_lock+0x36/0x1c0
[  267.680648]  ? graph_lock+0x170/0x170
[  267.684454]  ? pvclock_read_flags+0x160/0x160
[  267.688965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.694506]  ? check_preemption_disabled+0x48/0x200
[  267.699537]  ? __lock_is_held+0xb5/0x140
[  267.703609]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.709156]  ? check_preemption_disabled+0x48/0x200
[  267.714184]  run_timer_softirq+0x52/0xb0
[  267.718249]  ? rcu_read_lock_sched_held+0x108/0x120
[  267.723272]  __do_softirq+0x30b/0xad8
[  267.727089]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  267.732201]  ? pvclock_read_flags+0x160/0x160
[  267.736720]  ? lapic_next_event+0x5a/0x90
[  267.740873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.746426]  ? check_preemption_disabled+0x48/0x200
[  267.751453]  ? check_preemption_disabled+0x48/0x200
[  267.756486]  ? kvm_clock_read+0x18/0x30
[  267.760466]  ? kvm_sched_clock_read+0x9/0x20
[  267.764881]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.770426]  ? check_preemption_disabled+0x48/0x200
[  267.775475]  irq_exit+0x17f/0x1c0
[  267.778933]  smp_apic_timer_interrupt+0x1cb/0x760
[  267.783779]  ? smp_reschedule_interrupt+0x109/0x650
[  267.788818]  ? smp_call_function_single_interrupt+0x650/0x650
[  267.794708]  ? interrupt_entry+0xb5/0xf0
[  267.798782]  ? trace_hardirqs_off_caller+0xbb/0x300
[  267.803799]  ? trace_hardirqs_off_caller+0xbb/0x300
[  267.808823]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.813680]  ? trace_hardirqs_off+0x300/0x300
[  267.818177]  ? trace_hardirqs_off+0x300/0x300
[  267.822679]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.828222]  ? check_preemption_disabled+0x48/0x200
[  267.833240]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.838791]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.843651]  apic_timer_interrupt+0xf/0x20
[  267.847879]  </IRQ>
[  267.850119] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  267.855055] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  267.873964] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  267.881685] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  267.888962] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  267.896237] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  267.903511] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  267.910786] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  267.918107]  skb_clone+0x1bb/0x500
[  267.921653]  ? finish_task_switch+0x1b5/0x900
[  267.926158]  ? skb_split+0x11e0/0x11e0
[  267.930051]  ? preempt_notifier_register+0x200/0x200
[  267.935156]  ? __switch_to_asm+0x34/0x70
[  267.939311]  ? __switch_to_asm+0x34/0x70
[  267.943376]  ? __switch_to_asm+0x40/0x70
[  267.947444]  ? __switch_to_asm+0x34/0x70
[  267.951515]  ? __switch_to_asm+0x40/0x70
[  267.955591]  ? __switch_to_asm+0x34/0x70
[  267.959682]  ? __switch_to_asm+0x40/0x70
[  267.963747]  ? __switch_to_asm+0x34/0x70
[  267.967811]  ? __switch_to_asm+0x34/0x70
[  267.971871]  ? __switch_to_asm+0x40/0x70
[  267.975931]  ? __switch_to_asm+0x34/0x70
[  267.980003]  bpf_clone_redirect+0xb9/0x490
[  267.984244]  ? __schedule+0x874/0x1ed0
[  267.988141]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  267.993169]  ? __sched_text_start+0x8/0x8
[  267.997323]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  268.002100]  ? find_held_lock+0x36/0x1c0
[  268.006175]  ? lock_acquire+0x1ed/0x520
[  268.010156]  ? bpf_test_run+0x32e/0x5a0
[  268.014136]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.019687]  ? check_preemption_disabled+0x48/0x200
[  268.024712]  ? kasan_check_read+0x11/0x20
[  268.028867]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  268.034153]  ? rcu_bh_qs+0xc0/0xc0
[  268.037699]  ? preempt_schedule+0x4d/0x60
[  268.041850]  ? ___preempt_schedule+0x16/0x18
[  268.046279]  ? bpf_test_run+0x1c0/0x5a0
[  268.050268]  ? netlink_diag_dump+0x2a0/0x2a0
[  268.054687]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.060224]  ? bpf_test_init.isra.9+0x70/0x100
[  268.064813]  ? bpf_prog_test_run_skb+0x634/0xb40
[  268.069605]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  268.074468]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  268.080042]  ? fput+0x130/0x1a0
[  268.083326]  ? __bpf_prog_get+0x9b/0x290
[  268.087392]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  268.092237]  ? bpf_prog_test_run+0x130/0x1a0
[  268.096658]  ? __x64_sys_bpf+0x3d8/0x510
[  268.100808]  ? bpf_prog_get+0x20/0x20
[  268.104628]  ? ksys_ioctl+0x81/0xd0
[  268.108274]  ? do_syscall_64+0x1b9/0x820
[  268.112338]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  268.117713]  ? syscall_return_slowpath+0x5e0/0x5e0
[  268.122662]  ? trace_hardirqs_off+0x300/0x300
[  268.127166]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  268.132210]  ? recalc_sigpending_tsk+0x180/0x180
[  268.136971]  ? kasan_check_write+0x14/0x20
[  268.141219]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  268.146077]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  268.151459] warn_alloc_show_mem: 1 callbacks suppressed
[  268.151470] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  268.151472] Mem-Info:
[  268.151505] active_anon:49480 inactive_anon:371 isolated_anon:0
[  268.151505]  active_file:14 inactive_file:18 isolated_file:1
[  268.151505]  unevictable:0 dirty:0 writeback:0 unstable:0
[  268.151505]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  268.151505]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  268.151505]  free:13768 free_pcp:583 free_cma:0
[  268.156852] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  268.163699] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  268.166097] Call Trace:
[  268.198974] Node 0 
[  268.208357]  dump_stack+0x1c4/0x2b4
[  268.236041] 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
[  268.238607]  ? dump_stack_print_info.cold.2+0x52/0x52
[  268.240802] lowmem_reserve[]: 0
[  268.244442]  warn_alloc.cold.118+0xb7/0x1bd
[  268.269921]  2815
[  268.275122]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  268.278363]  6318
[  268.282682]  ? lock_downgrade+0x900/0x900
[  268.284729]  6318
[  268.289590]  ? trace_hardirqs_off+0xb8/0x300
[  268.291629] Node 0 
[  268.295799]  ? trace_hardirqs_off+0xb8/0x300
[  268.298049] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  268.302436]  __alloc_pages_slowpath+0x2667/0x2d80
[  268.304642] lowmem_reserve[]:
[  268.309078]  ? warn_alloc+0x120/0x120
[  268.335931]  0
[  268.340786]  ? warn_alloc+0x120/0x120
[  268.343860]  0
[  268.347665]  ? print_usage_bug+0xc0/0xc0
[  268.349441]  3503
[  268.353242]  ? warn_alloc+0x120/0x120
[  268.355014]  3503
[  268.359100]  ? print_usage_bug+0xc0/0xc0
[  268.361136] Node 0 
[  268.364957]  ? __lock_acquire+0x7ec/0x4ec0
[  268.367116] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  268.371161]  ? __lock_acquire+0x7ec/0x4ec0
[  268.373368] lowmem_reserve[]: 0
[  268.377611]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.406049]  0 0
[  268.410301]  ? should_fail+0x22d/0xd01
[  268.413541]  0
[  268.419094]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  268.421045] Node 0 
[  268.424930]  ? __lock_acquire+0x7ec/0x4ec0
[  268.426713] DMA: 
[  268.431818]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  268.434030] 1*4kB 
[  268.438256]  ? __lock_acquire+0x7ec/0x4ec0
[  268.438274]  ? should_fail+0x22d/0xd01
[  268.440315] (U) 
[  268.445425]  ? mark_held_locks+0x130/0x130
[  268.447539] 0*8kB 
[  268.451782]  ? mark_held_locks+0x130/0x130
[  268.455642] 0*16kB 1*32kB 
[  268.457624]  ? graph_lock+0x170/0x170
[  268.461839] (U) 
[  268.463988]  ? graph_lock+0x170/0x170
[  268.468198] 2*64kB 
[  268.471499]  ? graph_lock+0x170/0x170
[  268.475278] (U) 
[  268.477259]  ? print_usage_bug+0xc0/0xc0
[  268.481033] 1*128kB 
[  268.483275]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.487047] (U) 
[  268.489027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.493062] 1*256kB 
[  268.495385]  ? check_preemption_disabled+0x48/0x200
[  268.500897] (U) 
[  268.502877]  ? check_preemption_disabled+0x48/0x200
[  268.508389] 0*512kB 1*1024kB 
[  268.510742]  ? __lock_is_held+0xb5/0x140
[  268.515719] (U) 
[  268.517702]  __alloc_pages_nodemask+0xa80/0xde0
[  268.522690] 1*2048kB 
[  268.525796]  ? graph_lock+0x170/0x170
[  268.529821] (M) 3*4096kB 
[  268.531808]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  268.536453] (M) 
[  268.538866]  ? graph_lock+0x170/0x170
[  268.542641] = 15908kB
[  268.545404]  ? find_held_lock+0x36/0x1c0
[  268.550392] Node 0 
[  268.552377]  ? ____cache_alloc_node+0x1c7/0x1e0
[  268.556135] DMA32: 4*4kB 
[  268.558551]  ? lock_downgrade+0x900/0x900
[  268.562589] (UM) 
[  268.564831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.569460] 2*8kB (M) 
[  268.572227]  cache_grow_begin+0x91/0x8c0
[  268.576344] 1*16kB 
[  268.578407]  ? do_raw_spin_unlock+0xa7/0x2f0
[  268.583910] (M) 1*32kB 
[  268.586428]  fallback_alloc+0x203/0x2e0
[  268.590453] (M) 3*64kB 
[  268.592709]  ____cache_alloc_node+0x1c7/0x1e0
[  268.597082] (UM) 
[  268.599673]  kmem_cache_alloc_node+0xe3/0x730
[  268.603619] 3*128kB 
[  268.606201]  ? ipv6_get_ifaddr+0x42e/0x620
[  268.610671] (M) 
[  268.612738]  __alloc_skb+0x119/0x770
[  268.617193] 2*256kB (M) 
[  268.619593]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  268.623798] 3*512kB (M) 
[  268.625787]  ? skb_scrub_packet+0x490/0x490
[  268.629464] 4*1024kB (UM) 
[  268.632147]  ? lock_downgrade+0x900/0x900
[  268.637400] 3*2048kB 
[  268.640075]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.644353] (M) 3*4096kB 
[  268.647210]  ? refcount_sub_and_test_checked+0x203/0x310
[  268.651333] (M) 
[  268.653747]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  268.659248] = 25232kB
[  268.659257] Node 0 
[  268.662021]  ? addrconf_rs_timer+0x6f0/0x6f0
[  268.667443] Normal: 1065*4kB 
[  268.669444]  ndisc_alloc_skb+0x144/0x340
[  268.674851] (MEH) 487*8kB 
[  268.677280]  ndisc_send_rs+0x331/0x6e0
[  268.679479] (ME) 153*16kB 
[  268.683902]  addrconf_rs_timer+0x3c0/0x6f0
[  268.686979] (MEH) 
[  268.691048]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.693864] 77*32kB 
[  268.697764]  call_timer_fn+0x272/0x920
[  268.700575] (UM) 
[  268.704807]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.706929] 0*64kB 
[  268.711163]  ? process_timeout+0x40/0x40
[  268.713452] 1*128kB (H) 
[  268.717346]  ? find_held_lock+0x36/0x1c0
[  268.719381] 1*256kB (U) 
[  268.723629]  ? __run_timers+0x7da/0xc70
[  268.725838] 1*512kB 
[  268.729893]  ? _raw_spin_unlock_irq+0x27/0x80
[  268.732538] (U) 
[  268.736604]  ? _raw_spin_unlock_irq+0x27/0x80
[  268.739252] 0*1024kB 
[  268.743221]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.745515] 0*2048kB 
[  268.750006]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  268.751958] 0*4096kB 
[  268.756447]  ? trace_hardirqs_on+0xbd/0x310
[  268.758836] = 13964kB
[  268.763059]  ? kasan_check_read+0x11/0x20
[  268.765455] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  268.770029]  ? __run_timers+0x7da/0xc70
[  268.772413] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  268.776745]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  268.779133] 412 total pagecache pages
[  268.783277]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.792092] 0 pages in swap cache
[  268.796098]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.804660] Swap cache stats: add 0, delete 0, find 0/0
[  268.810121]  __run_timers+0x7e5/0xc70
[  268.813888] Free swap  = 0kB
[  268.818138]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  268.821549] Total swap = 0kB
[  268.825786]  ? compat_start_thread+0x80/0x80
[  268.831119] 1965979 pages RAM
[  268.831127] 0 pages HighMem/MovableOnly
[  268.834930]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.837912] 343323 pages reserved
[  268.837920] 0 pages cma reserved
[  268.843283]  ? kasan_check_write+0x14/0x20
[  268.846341] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  268.850677]  ? finish_task_switch+0x2f5/0x900
[  268.853848] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  268.857722]  ? __switch_to_asm+0x40/0x70
[  268.863232] syz-executor0 cpuset=
[  268.866685]  ? preempt_notifier_register+0x200/0x200
[  268.870024] syz0
[  268.874260]  ? __switch_to_asm+0x34/0x70
[  268.880735]  mems_allowed=0
[  268.885251]  ? __switch_to_asm+0x40/0x70
[  268.921289]  ? __switch_to_asm+0x34/0x70
[  268.925351]  ? __switch_to_asm+0x40/0x70
[  268.929420]  ? __switch_to_asm+0x34/0x70
[  268.933497]  ? __switch_to_asm+0x40/0x70
[  268.937580]  ? pvclock_read_flags+0x160/0x160
[  268.942085]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.947630]  ? check_preemption_disabled+0x48/0x200
[  268.952664]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  268.958208]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  268.963501]  ? rcu_pm_notify+0xc0/0xc0
[  268.967397]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.972939]  ? check_preemption_disabled+0x48/0x200
[  268.977967]  run_timer_softirq+0x52/0xb0
[  268.982035]  ? rcu_read_lock_sched_held+0x108/0x120
[  268.987058]  __do_softirq+0x30b/0xad8
[  268.990880]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  268.995984]  ? trace_hardirqs_off_caller+0x300/0x300
[  269.001098]  ? trace_hardirqs_on+0x310/0x310
[  269.005539]  ? schedule+0x108/0x460
[  269.009197]  ? __schedule+0x1ed0/0x1ed0
[  269.013183]  ? trace_hardirqs_off+0xb8/0x300
[  269.017602]  ? ___might_sleep+0x1ed/0x300
[  269.021754]  ? smpboot_thread_fn+0x68b/0xa00
[  269.026168]  ? trace_hardirqs_on+0x310/0x310
[  269.030586]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.036130]  ? check_preemption_disabled+0x48/0x200
[  269.041150]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.046699]  ? takeover_tasklets+0xa90/0xa90
[  269.051121]  run_ksoftirqd+0x94/0x100
[  269.054928]  smpboot_thread_fn+0x68b/0xa00
[  269.059175]  ? sort_range+0x30/0x30
[  269.062808]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  269.067917]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.073461]  ? __kthread_parkme+0xfb/0x1a0
[  269.077711]  kthread+0x35a/0x420
[  269.081083]  ? sort_range+0x30/0x30
[  269.084716]  ? kthread_bind+0x40/0x40
[  269.088523]  ret_from_fork+0x3a/0x50
[  269.092284] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  269.092366] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  269.099567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  269.099577] Call Trace:
[  269.106202] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  269.115418]  <IRQ>
[  269.117994] ksoftirqd/1 cpuset=
[  269.128310]  dump_stack+0x1c4/0x2b4
[  269.130435] /
[  269.133714]  ? dump_stack_print_info.cold.2+0x52/0x52
[  269.137319]  mems_allowed=0
[  269.139035]  warn_alloc.cold.118+0xb7/0x1bd
[  269.151439]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  269.156289]  ? lock_downgrade+0x900/0x900
[  269.160451]  ? trace_hardirqs_off+0xb8/0x300
[  269.164869]  ? trace_hardirqs_off+0xb8/0x300
[  269.169289]  __alloc_pages_slowpath+0x2667/0x2d80
[  269.174170]  ? warn_alloc+0x120/0x120
[  269.177981]  ? trace_hardirqs_on+0x310/0x310
[  269.182392]  ? warn_alloc+0x120/0x120
[  269.186201]  ? print_usage_bug+0xc0/0xc0
[  269.190265]  ? warn_alloc+0x120/0x120
[  269.194069]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  269.199088]  ? print_usage_bug+0xc0/0xc0
[  269.203154]  ? __lock_acquire+0x7ec/0x4ec0
[  269.207395]  ? __lock_acquire+0x7ec/0x4ec0
[  269.211650]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.217208]  ? should_fail+0x22d/0xd01
[  269.221110]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  269.226242]  ? __lock_acquire+0x7ec/0x4ec0
[  269.230487]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  269.235600]  ? __lock_acquire+0x7ec/0x4ec0
[  269.239845]  ? should_fail+0x22d/0xd01
[  269.243732]  ? print_usage_bug+0xc0/0xc0
[  269.247815]  ? mark_held_locks+0x130/0x130
[  269.252056]  ? mark_held_locks+0x130/0x130
[  269.256320]  ? graph_lock+0x170/0x170
[  269.260126]  ? print_usage_bug+0xc0/0xc0
[  269.264195]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  269.268956]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.274501]  ? check_preemption_disabled+0x48/0x200
[  269.279518]  ? check_preemption_disabled+0x48/0x200
[  269.284553]  ? __lock_is_held+0xb5/0x140
[  269.288642]  __alloc_pages_nodemask+0xa80/0xde0
[  269.293319]  ? graph_lock+0x170/0x170
[  269.297127]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  269.302144]  ? graph_lock+0x170/0x170
[  269.305961]  ? find_held_lock+0x36/0x1c0
[  269.310035]  ? ____cache_alloc_node+0x1c7/0x1e0
[  269.314712]  ? lock_downgrade+0x900/0x900
[  269.318871]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.324423]  cache_grow_begin+0x91/0x8c0
[  269.328502]  ? do_raw_spin_unlock+0xa7/0x2f0
[  269.332926]  fallback_alloc+0x203/0x2e0
[  269.336933]  ____cache_alloc_node+0x1c7/0x1e0
[  269.341853]  kmem_cache_alloc_node+0xe3/0x730
[  269.346356]  ? ipv6_get_ifaddr+0x42e/0x620
[  269.350607]  __alloc_skb+0x119/0x770
[  269.354331]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  269.359625]  ? skb_scrub_packet+0x490/0x490
[  269.363950]  ? lock_downgrade+0x900/0x900
[  269.368112]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.373660]  ? refcount_sub_and_test_checked+0x203/0x310
[  269.379117]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  269.384582]  ? addrconf_rs_timer+0x6f0/0x6f0
[  269.389009]  ndisc_alloc_skb+0x144/0x340
[  269.393078]  ndisc_send_rs+0x331/0x6e0
[  269.396977]  addrconf_rs_timer+0x3c0/0x6f0
[  269.401218]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.405508]  call_timer_fn+0x272/0x920
[  269.409414]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.413663]  ? process_timeout+0x40/0x40
[  269.417731]  ? find_held_lock+0x36/0x1c0
[  269.421806]  ? __run_timers+0x7da/0xc70
[  269.425835]  ? _raw_spin_unlock_irq+0x27/0x80
[  269.430332]  ? _raw_spin_unlock_irq+0x27/0x80
[  269.434830]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.439066]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  269.443657]  ? trace_hardirqs_on+0xbd/0x310
[  269.447974]  ? kasan_check_read+0x11/0x20
[  269.452132]  ? __run_timers+0x7da/0xc70
[  269.456112]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  269.461582]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.465829]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.470071]  __run_timers+0x7e5/0xc70
[  269.473887]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  269.479254]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  269.484274]  ? graph_lock+0x170/0x170
[  269.488084]  ? enqueue_hrtimer+0x1a5/0x560
[  269.492404]  ? lock_release+0x970/0x970
[  269.496382]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  269.501589]  ? find_held_lock+0x36/0x1c0
[  269.505662]  ? graph_lock+0x170/0x170
[  269.509469]  ? pvclock_read_flags+0x160/0x160
[  269.513976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.519521]  ? check_preemption_disabled+0x48/0x200
[  269.524566]  ? __lock_is_held+0xb5/0x140
[  269.528641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.534180]  ? check_preemption_disabled+0x48/0x200
[  269.539210]  run_timer_softirq+0x52/0xb0
[  269.543275]  ? rcu_read_lock_sched_held+0x108/0x120
[  269.548319]  __do_softirq+0x30b/0xad8
[  269.552135]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  269.557250]  ? pvclock_read_flags+0x160/0x160
[  269.561751]  ? lapic_next_event+0x5a/0x90
[  269.565903]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.571442]  ? check_preemption_disabled+0x48/0x200
[  269.576479]  ? check_preemption_disabled+0x48/0x200
[  269.581507]  ? kvm_clock_read+0x18/0x30
[  269.585486]  ? kvm_sched_clock_read+0x9/0x20
[  269.589902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.595442]  ? check_preemption_disabled+0x48/0x200
[  269.600484]  irq_exit+0x17f/0x1c0
[  269.603959]  smp_apic_timer_interrupt+0x1cb/0x760
[  269.608820]  ? smp_reschedule_interrupt+0x109/0x650
[  269.613865]  ? smp_call_function_single_interrupt+0x650/0x650
[  269.619753]  ? interrupt_entry+0xb5/0xf0
[  269.623817]  ? trace_hardirqs_off_caller+0xbb/0x300
[  269.628833]  ? trace_hardirqs_off_caller+0xbb/0x300
[  269.633854]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.638701]  ? trace_hardirqs_off+0x300/0x300
[  269.643200]  ? trace_hardirqs_off+0x300/0x300
[  269.647703]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.653245]  ? check_preemption_disabled+0x48/0x200
[  269.658263]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.663814]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.668684]  apic_timer_interrupt+0xf/0x20
[  269.672913]  </IRQ>
[  269.675154] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  269.680091] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  269.699005] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  269.706723] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  269.713993] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  269.721265] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  269.728539] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  269.735823] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  269.743154]  skb_clone+0x1bb/0x500
[  269.746700]  ? finish_task_switch+0x1b5/0x900
[  269.751204]  ? skb_split+0x11e0/0x11e0
[  269.755102]  ? preempt_notifier_register+0x200/0x200
[  269.760209]  ? __switch_to_asm+0x34/0x70
[  269.764270]  ? __switch_to_asm+0x34/0x70
[  269.768334]  ? __switch_to_asm+0x40/0x70
[  269.772416]  ? __switch_to_asm+0x34/0x70
[  269.776478]  ? __switch_to_asm+0x40/0x70
[  269.780539]  ? __switch_to_asm+0x34/0x70
[  269.784607]  ? __switch_to_asm+0x40/0x70
[  269.788700]  ? __switch_to_asm+0x34/0x70
[  269.792767]  ? __switch_to_asm+0x34/0x70
[  269.796829]  ? __switch_to_asm+0x40/0x70
[  269.800893]  ? __switch_to_asm+0x34/0x70
[  269.804974]  bpf_clone_redirect+0xb9/0x490
[  269.809241]  ? __schedule+0x874/0x1ed0
[  269.813149]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  269.818175]  ? __sched_text_start+0x8/0x8
[  269.822327]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  269.827106]  ? find_held_lock+0x36/0x1c0
[  269.831177]  ? lock_acquire+0x1ed/0x520
[  269.835239]  ? bpf_test_run+0x32e/0x5a0
[  269.839219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.844757]  ? check_preemption_disabled+0x48/0x200
[  269.849779]  ? kasan_check_read+0x11/0x20
[  269.853931]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  269.859209]  ? rcu_bh_qs+0xc0/0xc0
[  269.862758]  ? preempt_schedule+0x4d/0x60
[  269.866912]  ? ___preempt_schedule+0x16/0x18
[  269.871334]  ? bpf_test_run+0x1c0/0x5a0
[  269.875322]  ? netlink_diag_dump+0x2a0/0x2a0
[  269.879748]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.885303]  ? bpf_test_init.isra.9+0x70/0x100
[  269.889903]  ? bpf_prog_test_run_skb+0x634/0xb40
[  269.894681]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  269.899533]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  269.905089]  ? fput+0x130/0x1a0
[  269.908378]  ? __bpf_prog_get+0x9b/0x290
[  269.912446]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  269.917294]  ? bpf_prog_test_run+0x130/0x1a0
[  269.921711]  ? __x64_sys_bpf+0x3d8/0x510
[  269.925775]  ? bpf_prog_get+0x20/0x20
[  269.929592]  ? ksys_ioctl+0x81/0xd0
[  269.933239]  ? do_syscall_64+0x1b9/0x820
[  269.937307]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  269.942684]  ? syscall_return_slowpath+0x5e0/0x5e0
[  269.947626]  ? trace_hardirqs_off+0x300/0x300
[  269.952129]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  269.957146]  ? recalc_sigpending_tsk+0x180/0x180
[  269.961906]  ? kasan_check_write+0x14/0x20
[  269.966151]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.971006]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  269.976387] warn_alloc_show_mem: 1 callbacks suppressed
[  269.976399] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  269.976400] Mem-Info:
[  269.976433] active_anon:49480 inactive_anon:371 isolated_anon:0
[  269.976433]  active_file:14 inactive_file:18 isolated_file:1
[  269.976433]  unevictable:0 dirty:0 writeback:0 unstable:0
[  269.976433]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  269.976433]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  269.976433]  free:13768 free_pcp:583 free_cma:0
[  269.981774] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  269.988625] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  269.991020] Call Trace:
[  270.023900] Node 0 
[  270.033267]  dump_stack+0x1c4/0x2b4
[  270.060946] 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
[  270.063512]  ? dump_stack_print_info.cold.2+0x52/0x52
[  270.065713] lowmem_reserve[]: 0
[  270.069356]  warn_alloc.cold.118+0xb7/0x1bd
[  270.094828]  2815 6318
[  270.100041]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  270.103277]  6318
[  270.107604]  ? lock_downgrade+0x900/0x900
[  270.110079] Node 0 
[  270.114920]  ? trace_hardirqs_off+0xb8/0x300
[  270.116981] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  270.121101]  ? trace_hardirqs_off+0xb8/0x300
[  270.123312] lowmem_reserve[]:
[  270.127726]  __alloc_pages_slowpath+0x2667/0x2d80
[  270.154596]  0 0
[  270.159051]  ? warn_alloc+0x120/0x120
[  270.162092]  3503 3503
[  270.166948]  ? warn_alloc+0x120/0x120
[  270.172694]  ? print_usage_bug+0xc0/0xc0
[  270.175168] Node 0 
[  270.178966]  ? warn_alloc+0x120/0x120
[  270.183026] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  270.185236]  ? print_usage_bug+0xc0/0xc0
[  270.189003] lowmem_reserve[]: 0
[  270.217491]  ? __lock_acquire+0x7ec/0x4ec0
[  270.221523]  0
[  270.224808]  ? __lock_acquire+0x7ec/0x4ec0
[  270.229010]  0 0
[  270.230819]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.235026] Node 0 
[  270.237003]  ? should_fail+0x22d/0xd01
[  270.242515] DMA: 
[  270.244757]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  270.248618] 1*4kB 
[  270.250671]  ? __lock_acquire+0x7ec/0x4ec0
[  270.255748] (U) 
[  270.257896]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  270.262096] 0*8kB 0*16kB 
[  270.264081]  ? __lock_acquire+0x7ec/0x4ec0
[  270.269160] 1*32kB 
[  270.271914]  ? should_fail+0x22d/0xd01
[  270.276118] (U) 2*64kB 
[  270.278361]  ? print_usage_bug+0xc0/0xc0
[  270.282219] (U) 1*128kB 
[  270.284814]  ? mark_held_locks+0x130/0x130
[  270.288833] (U) 1*256kB 
[  270.291515]  ? mark_held_locks+0x130/0x130
[  270.295727] (U) 
[  270.298406]  ? graph_lock+0x170/0x170
[  270.302601] 0*512kB 1*1024kB 
[  270.304589]  ? print_usage_bug+0xc0/0xc0
[  270.308364] (U) 
[  270.311469]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  270.315499] 1*2048kB (M) 
[  270.317479]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.322210] 3*4096kB 
[  270.324985]  ? check_preemption_disabled+0x48/0x200
[  270.330495] (M) 
[  270.332903]  ? check_preemption_disabled+0x48/0x200
[  270.337907] = 15908kB
[  270.337916] Node 0 
[  270.339902]  ? __lock_is_held+0xb5/0x140
[  270.344876] DMA32: 4*4kB 
[  270.347302]  __alloc_pages_nodemask+0xa80/0xde0
[  270.349505] (UM) 
[  270.353568]  ? graph_lock+0x170/0x170
[  270.356301] 2*8kB 
[  270.360969]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  270.363001] (M) 
[  270.366797]  ? graph_lock+0x170/0x170
[  270.368922] 1*16kB 
[  270.373940]  ? find_held_lock+0x36/0x1c0
[  270.375879] (M) 
[  270.379686]  ? ____cache_alloc_node+0x1c7/0x1e0
[  270.381887] 1*32kB (M) 
[  270.385955]  ? lock_downgrade+0x900/0x900
[  270.387905] 3*64kB 
[  270.392579]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.395133] (UM) 
[  270.399283]  cache_grow_begin+0x91/0x8c0
[  270.401489] 3*128kB (M) 
[  270.407044]  ? do_raw_spin_unlock+0xa7/0x2f0
[  270.409085] 2*256kB 
[  270.413155]  fallback_alloc+0x203/0x2e0
[  270.415801] (M) 
[  270.420214]  ____cache_alloc_node+0x1c7/0x1e0
[  270.422507] 3*512kB 
[  270.426478]  kmem_cache_alloc_node+0xe3/0x730
[  270.428424] (M) 
[  270.432920]  ? ipv6_get_ifaddr+0x42e/0x620
[  270.435219] 4*1024kB 
[  270.439714]  __alloc_skb+0x119/0x770
[  270.441660] (UM) 
[  270.445898]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  270.448280] 3*2048kB 
[  270.451989]  ? skb_scrub_packet+0x490/0x490
[  270.454027] (M) 
[  270.459303]  ? lock_downgrade+0x900/0x900
[  270.461690] 3*4096kB 
[  270.466010]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.467954] (M) 
[  270.472618]  ? refcount_sub_and_test_checked+0x203/0x310
[  270.475010] = 25232kB
[  270.480545]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  270.482497] Node 0 
[  270.487945]  ? addrconf_rs_timer+0x6f0/0x6f0
[  270.490327] Normal: 
[  270.495784]  ndisc_alloc_skb+0x144/0x340
[  270.497987] 1065*4kB 
[  270.502414]  ndisc_send_rs+0x331/0x6e0
[  270.504708] (MEH) 
[  270.508772]  addrconf_rs_timer+0x3c0/0x6f0
[  270.511157] 487*8kB 
[  270.515045]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.517166] (ME) 
[  270.521408]  call_timer_fn+0x272/0x920
[  270.523694] 153*16kB 
[  270.527943]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.529981] (MEH) 
[  270.533866]  ? process_timeout+0x40/0x40
[  270.536241] 77*32kB (UM) 
[  270.540480]  ? find_held_lock+0x36/0x1c0
[  270.542601] 0*64kB 1*128kB 
[  270.546677]  ? __run_timers+0x7da/0xc70
[  270.549400] (H) 
[  270.553457]  ? _raw_spin_unlock_irq+0x27/0x80
[  270.556361] 1*256kB 
[  270.560329]  ? _raw_spin_unlock_irq+0x27/0x80
[  270.562278] (U) 
[  270.566767]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.566785]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  270.569086] 1*512kB 
[  270.573580]  ? trace_hardirqs_on+0xbd/0x310
[  270.575531] (U) 
[  270.579761]  ? kasan_check_read+0x11/0x20
[  270.584315] 0*1024kB 0*2048kB 
[  270.586650]  ? __run_timers+0x7da/0xc70
[  270.590940] 0*4096kB 
[  270.592911]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  270.597027] = 13964kB
[  270.597041] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  270.600230]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.604175] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  270.604183] 412 total pagecache pages
[  270.606602]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.612035] 0 pages in swap cache
[  270.614454]  __run_timers+0x7e5/0xc70
[  270.623269] Swap cache stats: add 0, delete 0, find 0/0
[  270.627516]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  270.636050] Free swap  = 0kB
[  270.636060] Total swap = 0kB
[  270.639863]  ? compat_start_thread+0x80/0x80
[  270.644072] 1965979 pages RAM
[  270.647525]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.651288] 0 pages HighMem/MovableOnly
[  270.651297] 343323 pages reserved
[  270.656665]  ? kasan_check_write+0x14/0x20
[  270.661997] 0 pages cma reserved
[  270.665015]  ? finish_task_switch+0x2f5/0x900
[  270.668079] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  270.672407]  ? __switch_to_asm+0x40/0x70
[  270.672428]  ? preempt_notifier_register+0x200/0x200
[  270.672443]  ? __switch_to_asm+0x34/0x70
[  270.675764] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  270.681055]  ? __switch_to_asm+0x40/0x70
[  270.681072]  ? __switch_to_asm+0x34/0x70
[  270.685201] syz-executor0 cpuset=
[  270.688645]  ? __switch_to_asm+0x40/0x70
[  270.688661]  ? __switch_to_asm+0x34/0x70
[  270.693058] syz0
[  270.696349]  ? __switch_to_asm+0x40/0x70
[  270.696375]  ? pvclock_read_flags+0x160/0x160
[  270.696397]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.696412]  ? check_preemption_disabled+0x48/0x200
[  270.696438]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  270.701043]  mems_allowed=0
[  270.707531]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  270.707549]  ? rcu_pm_notify+0xc0/0xc0
[  270.789497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.795044]  ? check_preemption_disabled+0x48/0x200
[  270.800074]  run_timer_softirq+0x52/0xb0
[  270.804143]  ? rcu_read_lock_sched_held+0x108/0x120
[  270.809182]  __do_softirq+0x30b/0xad8
[  270.813004]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  270.818109]  ? trace_hardirqs_off_caller+0x300/0x300
[  270.823227]  ? trace_hardirqs_on+0x310/0x310
[  270.827649]  ? schedule+0x108/0x460
[  270.831282]  ? __schedule+0x1ed0/0x1ed0
[  270.835265]  ? trace_hardirqs_off+0xb8/0x300
[  270.839684]  ? ___might_sleep+0x1ed/0x300
[  270.843831]  ? smpboot_thread_fn+0x68b/0xa00
[  270.848244]  ? trace_hardirqs_on+0x310/0x310
[  270.852658]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.858198]  ? check_preemption_disabled+0x48/0x200
[  270.863221]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.868766]  ? takeover_tasklets+0xa90/0xa90
[  270.873181]  run_ksoftirqd+0x94/0x100
[  270.876987]  smpboot_thread_fn+0x68b/0xa00
[  270.881235]  ? sort_range+0x30/0x30
[  270.884870]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  270.889982]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.895524]  ? __kthread_parkme+0xfb/0x1a0
[  270.899781]  kthread+0x35a/0x420
[  270.903152]  ? sort_range+0x30/0x30
[  270.906787]  ? kthread_bind+0x40/0x40
[  270.910601]  ret_from_fork+0x3a/0x50
[  270.914338] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  270.914420] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  270.921621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  270.921633] Call Trace:
[  270.928260] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  270.937473]  <IRQ>
[  270.940051] ksoftirqd/1 cpuset=
[  270.950366]  dump_stack+0x1c4/0x2b4
[  270.952490] /
[  270.955763]  ? dump_stack_print_info.cold.2+0x52/0x52
[  270.959370]  mems_allowed=0
[  270.961091]  warn_alloc.cold.118+0xb7/0x1bd
[  270.973500]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  270.978349]  ? lock_downgrade+0x900/0x900
[  270.982508]  ? trace_hardirqs_off+0xb8/0x300
[  270.986929]  ? trace_hardirqs_off+0xb8/0x300
[  270.991361]  __alloc_pages_slowpath+0x2667/0x2d80
[  270.996259]  ? warn_alloc+0x120/0x120
[  271.000075]  ? warn_alloc+0x120/0x120
[  271.003881]  ? print_usage_bug+0xc0/0xc0
[  271.007952]  ? warn_alloc+0x120/0x120
[  271.011760]  ? print_usage_bug+0xc0/0xc0
[  271.015833]  ? check_usage_forwards+0x3e0/0x3e0
[  271.020510]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.026058]  ? should_fail+0x22d/0xd01
[  271.029949]  ? __lock_acquire+0x7ec/0x4ec0
[  271.034195]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  271.039311]  ? __lock_acquire+0x7ec/0x4ec0
[  271.043569]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  271.048683]  ? __lock_acquire+0x7ec/0x4ec0
[  271.053033]  ? should_fail+0x22d/0xd01
[  271.056943]  ? mark_held_locks+0x130/0x130
[  271.061192]  ? mark_held_locks+0x130/0x130
[  271.065437]  ? kasan_check_read+0x11/0x20
[  271.069599]  ? __lock_acquire+0x2881/0x4ec0
[  271.073932]  ? try_to_wake_up+0x10a/0x12f0
[  271.078169]  ? graph_lock+0x170/0x170
[  271.081982]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.087522]  ? check_preemption_disabled+0x48/0x200
[  271.092540]  ? check_preemption_disabled+0x48/0x200
[  271.097599]  ? __lock_is_held+0xb5/0x140
[  271.101678]  __alloc_pages_nodemask+0xa80/0xde0
[  271.106353]  ? graph_lock+0x170/0x170
[  271.110168]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  271.115193]  ? graph_lock+0x170/0x170
[  271.119008]  ? find_held_lock+0x36/0x1c0
[  271.123090]  ? ____cache_alloc_node+0x1c7/0x1e0
[  271.127770]  ? lock_downgrade+0x900/0x900
[  271.131942]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.137494]  cache_grow_begin+0x91/0x8c0
[  271.141571]  ? do_raw_spin_unlock+0xa7/0x2f0
[  271.145995]  fallback_alloc+0x203/0x2e0
[  271.149979]  ____cache_alloc_node+0x1c7/0x1e0
[  271.154493]  kmem_cache_alloc_node+0xe3/0x730
[  271.158993]  ? do_raw_spin_unlock+0xa7/0x2f0
[  271.163410]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  271.168004]  __alloc_skb+0x119/0x770
[  271.171727]  ? skb_scrub_packet+0x490/0x490
[  271.176052]  ? atomic_notifier_call_chain+0xc6/0x190
[  271.181165]  ? lock_downgrade+0x900/0x900
[  271.185326]  ? check_preemption_disabled+0x48/0x200
[  271.190370]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  271.196185]  ? kasan_check_read+0x11/0x20
[  271.200341]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  271.205631]  ? rcu_bh_qs+0xc0/0xc0
[  271.209181]  ? do_raw_write_trylock+0x1c0/0x1c0
[  271.213867]  __neigh_notify+0x8c/0x160
[  271.217760]  ? __neigh_event_send+0x1390/0x1390
[  271.222438]  neigh_timer_handler+0x6cb/0xdf0
[  271.226860]  ? neigh_invalidate+0x550/0x550
[  271.231190]  ? __lock_is_held+0xb5/0x140
[  271.235269]  call_timer_fn+0x272/0x920
[  271.239163]  ? neigh_invalidate+0x550/0x550
[  271.243492]  ? process_timeout+0x40/0x40
[  271.247564]  ? find_held_lock+0x36/0x1c0
[  271.251649]  ? __run_timers+0x7da/0xc70
[  271.255639]  ? _raw_spin_unlock_irq+0x27/0x80
[  271.260135]  ? _raw_spin_unlock_irq+0x27/0x80
[  271.264639]  ? neigh_invalidate+0x550/0x550
[  271.268963]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  271.273551]  ? trace_hardirqs_on+0xbd/0x310
[  271.277884]  ? kasan_check_read+0x11/0x20
[  271.282039]  ? __run_timers+0x7da/0xc70
[  271.286024]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  271.291497]  ? neigh_invalidate+0x550/0x550
[  271.295821]  __run_timers+0x7e5/0xc70
[  271.299646]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  271.305018]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  271.310043]  ? graph_lock+0x170/0x170
[  271.313849]  ? enqueue_hrtimer+0x1a5/0x560
[  271.318087]  ? lock_release+0x970/0x970
[  271.322066]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  271.327274]  ? find_held_lock+0x36/0x1c0
[  271.331348]  ? graph_lock+0x170/0x170
[  271.335155]  ? pvclock_read_flags+0x160/0x160
[  271.340113]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.345662]  ? check_preemption_disabled+0x48/0x200
[  271.350693]  ? __lock_is_held+0xb5/0x140
[  271.354756]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.360294]  ? check_preemption_disabled+0x48/0x200
[  271.365322]  run_timer_softirq+0x52/0xb0
[  271.369384]  ? rcu_read_lock_sched_held+0x108/0x120
[  271.374410]  __do_softirq+0x30b/0xad8
[  271.378227]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  271.383337]  ? pvclock_read_flags+0x160/0x160
[  271.387848]  ? lapic_next_event+0x5a/0x90
[  271.392015]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.397571]  ? check_preemption_disabled+0x48/0x200
[  271.402596]  ? check_preemption_disabled+0x48/0x200
[  271.407631]  ? kvm_clock_read+0x18/0x30
[  271.411608]  ? kvm_sched_clock_read+0x9/0x20
[  271.416026]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.421575]  ? check_preemption_disabled+0x48/0x200
[  271.426608]  irq_exit+0x17f/0x1c0
[  271.430082]  smp_apic_timer_interrupt+0x1cb/0x760
[  271.434928]  ? smp_reschedule_interrupt+0x109/0x650
[  271.439952]  ? smp_call_function_single_interrupt+0x650/0x650
[  271.445859]  ? interrupt_entry+0xb5/0xf0
[  271.449925]  ? trace_hardirqs_off_caller+0xbb/0x300
[  271.454942]  ? trace_hardirqs_off_caller+0xbb/0x300
[  271.459966]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  271.464813]  ? trace_hardirqs_off+0x300/0x300
[  271.469311]  ? trace_hardirqs_off+0x300/0x300
[  271.473813]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.479351]  ? check_preemption_disabled+0x48/0x200
[  271.484370]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.489921]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  271.494782]  apic_timer_interrupt+0xf/0x20
[  271.499010]  </IRQ>
[  271.501250] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  271.506182] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  271.525094] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  271.532813] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  271.540087] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  271.547363] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  271.554642] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  271.561918] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  271.569244]  skb_clone+0x1bb/0x500
[  271.572789]  ? finish_task_switch+0x1b5/0x900
[  271.577291]  ? skb_split+0x11e0/0x11e0
[  271.581193]  ? preempt_notifier_register+0x200/0x200
[  271.586296]  ? __switch_to_asm+0x34/0x70
[  271.590365]  ? __switch_to_asm+0x34/0x70
[  271.594440]  ? __switch_to_asm+0x40/0x70
[  271.598505]  ? __switch_to_asm+0x34/0x70
[  271.602571]  ? __switch_to_asm+0x40/0x70
[  271.606664]  ? __switch_to_asm+0x34/0x70
[  271.610722]  ? __switch_to_asm+0x40/0x70
[  271.614783]  ? __switch_to_asm+0x34/0x70
[  271.618847]  ? __switch_to_asm+0x34/0x70
[  271.622910]  ? __switch_to_asm+0x40/0x70
[  271.626969]  ? __switch_to_asm+0x34/0x70
[  271.631042]  bpf_clone_redirect+0xb9/0x490
[  271.635282]  ? __schedule+0x874/0x1ed0
[  271.639180]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  271.644210]  ? __sched_text_start+0x8/0x8
[  271.648362]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  271.653139]  ? find_held_lock+0x36/0x1c0
[  271.657211]  ? lock_acquire+0x1ed/0x520
[  271.661189]  ? bpf_test_run+0x32e/0x5a0
[  271.665169]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.670714]  ? check_preemption_disabled+0x48/0x200
[  271.675747]  ? kasan_check_read+0x11/0x20
[  271.679900]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  271.685185]  ? rcu_bh_qs+0xc0/0xc0
[  271.688730]  ? preempt_schedule+0x4d/0x60
[  271.692886]  ? ___preempt_schedule+0x16/0x18
[  271.697311]  ? bpf_test_run+0x1c0/0x5a0
[  271.701298]  ? netlink_diag_dump+0x2a0/0x2a0
[  271.705713]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.711253]  ? bpf_test_init.isra.9+0x70/0x100
[  271.715862]  ? bpf_prog_test_run_skb+0x634/0xb40
[  271.720641]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  271.725491]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  271.731032]  ? fput+0x130/0x1a0
[  271.734318]  ? __bpf_prog_get+0x9b/0x290
[  271.738386]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  271.743230]  ? bpf_prog_test_run+0x130/0x1a0
[  271.747645]  ? __x64_sys_bpf+0x3d8/0x510
[  271.751709]  ? bpf_prog_get+0x20/0x20
[  271.755517]  ? ksys_ioctl+0x81/0xd0
[  271.759159]  ? do_syscall_64+0x1b9/0x820
[  271.763225]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  271.768599]  ? syscall_return_slowpath+0x5e0/0x5e0
[  271.773541]  ? trace_hardirqs_off+0x300/0x300
[  271.778049]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  271.783069]  ? recalc_sigpending_tsk+0x180/0x180
[  271.787832]  ? kasan_check_write+0x14/0x20
[  271.792099]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  271.796971]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  271.802364] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  271.802369] warn_alloc_show_mem: 1 callbacks suppressed
[  271.802376] Mem-Info:
[  271.809213] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  271.809222] Call Trace:
[  271.814601] active_anon:49480 inactive_anon:371 isolated_anon:0
[  271.814601]  active_file:14 inactive_file:18 isolated_file:1
[  271.814601]  unevictable:0 dirty:0 writeback:0 unstable:0
[  271.814601]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  271.814601]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  271.814601]  free:13768 free_pcp:583 free_cma:0
[  271.816987]  dump_stack+0x1c4/0x2b4
[  271.826340] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  271.828927]  ? dump_stack_print_info.cold.2+0x52/0x52
[  271.861792] Node 0 
[  271.865436]  warn_alloc.cold.118+0xb7/0x1bd
[  271.893102] 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
[  271.898272]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  271.900483] lowmem_reserve[]:
[  271.904803]  ? lock_downgrade+0x900/0x900
[  271.930283]  0 2815
[  271.935150]  ? trace_hardirqs_off+0xb8/0x300
[  271.938210]  6318 6318
[  271.942363]  ? trace_hardirqs_off+0xb8/0x300
[  271.948990]  __alloc_pages_slowpath+0x2667/0x2d80
[  271.951458] Node 0 
[  271.955890]  ? warn_alloc+0x120/0x120
[  271.960705] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  271.962914]  ? warn_alloc+0x120/0x120
[  271.966682] lowmem_reserve[]: 0
[  271.993604]  ? print_usage_bug+0xc0/0xc0
[  271.997384]  0
[  272.000659]  ? warn_alloc+0x120/0x120
[  272.004690]  3503
[  272.006485]  ? print_usage_bug+0xc0/0xc0
[  272.010253]  3503
[  272.012317]  ? __lock_acquire+0x7ec/0x4ec0
[  272.016349] Node 0 
[  272.018407]  ? __lock_acquire+0x7ec/0x4ec0
[  272.022647] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  272.024847]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.029046] lowmem_reserve[]: 0
[  272.057523]  ? should_fail+0x22d/0xd01
[  272.063037]  0 0
[  272.066336]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  272.070195]  0
[  272.072173]  ? __lock_acquire+0x7ec/0x4ec0
[  272.077247] Node 0 
[  272.079050]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  272.083254] DMA: 
[  272.085490]  ? __lock_acquire+0x7ec/0x4ec0
[  272.090579] 1*4kB 
[  272.092662]  ? should_fail+0x22d/0xd01
[  272.096871] (U) 
[  272.099022]  ? print_usage_bug+0xc0/0xc0
[  272.102873] 0*8kB 0*16kB 
[  272.104862]  ? mark_held_locks+0x130/0x130
[  272.108889] 1*32kB 
[  272.111641]  ? mark_held_locks+0x130/0x130
[  272.115848] (U) 
[  272.118085]  ? graph_lock+0x170/0x170
[  272.122287] 2*64kB 
[  272.124260]  ? print_usage_bug+0xc0/0xc0
[  272.128031] (U) 
[  272.130263]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  272.134298] 1*128kB 
[  272.136274]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.141002] (U) 
[  272.143324]  ? check_preemption_disabled+0x48/0x200
[  272.148830] 1*256kB (U) 
[  272.150820]  ? check_preemption_disabled+0x48/0x200
[  272.155812] 0*512kB 
[  272.158594]  ? __lock_is_held+0xb5/0x140
[  272.163587] 1*1024kB 
[  272.165911]  __alloc_pages_nodemask+0xa80/0xde0
[  272.169942] (U) 
[  272.172349]  ? graph_lock+0x170/0x170
[  272.176996] 1*2048kB 
[  272.178967]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  272.182741] (M) 
[  272.185154]  ? graph_lock+0x170/0x170
[  272.190138] 3*4096kB (M) 
[  272.192133]  ? find_held_lock+0x36/0x1c0
[  272.195890] = 15908kB
[  272.195898] Node 0 
[  272.198661]  ? ____cache_alloc_node+0x1c7/0x1e0
[  272.202685] DMA32: 4*4kB 
[  272.205098]  ? lock_downgrade+0x900/0x900
[  272.207308] (UM) 
[  272.211975]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.214704] 2*8kB 
[  272.218849]  cache_grow_begin+0x91/0x8c0
[  272.220907] (M) 
[  272.226443]  ? do_raw_spin_unlock+0xa7/0x2f0
[  272.228576] 1*16kB 
[  272.232638]  fallback_alloc+0x203/0x2e0
[  272.234586] (M) 
[  272.238995]  ____cache_alloc_node+0x1c7/0x1e0
[  272.241200] 1*32kB 
[  272.245171]  kmem_cache_alloc_node+0xe3/0x730
[  272.247126] (M) 
[  272.251618]  ? ipv6_get_ifaddr+0x42e/0x620
[  272.253833] 3*64kB 
[  272.258326]  __alloc_skb+0x119/0x770
[  272.260267] (UM) 
[  272.264533]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  272.266745] 3*128kB 
[  272.270464]  ? skb_scrub_packet+0x490/0x490
[  272.272502] (M) 
[  272.277774]  ? lock_downgrade+0x900/0x900
[  272.280073] 2*256kB 
[  272.284394]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.286336] (M) 
[  272.290484]  ? refcount_sub_and_test_checked+0x203/0x310
[  272.292785] 3*512kB 
[  272.298322]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  272.300270] (M) 
[  272.305726]  ? addrconf_rs_timer+0x6f0/0x6f0
[  272.308024] 4*1024kB 
[  272.313480]  ndisc_alloc_skb+0x144/0x340
[  272.315419] (UM) 
[  272.319826]  ndisc_send_rs+0x331/0x6e0
[  272.322208] 3*2048kB 
[  272.326265]  addrconf_rs_timer+0x3c0/0x6f0
[  272.328296] (M) 
[  272.332179]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.334569] 3*4096kB 
[  272.338812]  call_timer_fn+0x272/0x920
[  272.340749] (M) 
[  272.344983]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.347361] = 25232kB
[  272.347369] Node 0 
[  272.351276]  ? process_timeout+0x40/0x40
[  272.353224] Normal: 
[  272.357454]  ? find_held_lock+0x36/0x1c0
[  272.359839] 1065*4kB 
[  272.362075]  ? __run_timers+0x7da/0xc70
[  272.366106] (MEH) 
[  272.368427]  ? _raw_spin_unlock_irq+0x27/0x80
[  272.372458] 487*8kB (ME) 
[  272.374871]  ? _raw_spin_unlock_irq+0x27/0x80
[  272.378820] 153*16kB 
[  272.380967]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.385434] (MEH) 
[  272.388188]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  272.392654] 77*32kB 
[  272.395058]  ? trace_hardirqs_on+0xbd/0x310
[  272.399266] (UM) 
[  272.401412]  ? kasan_check_read+0x11/0x20
[  272.405973] 0*64kB 
[  272.408294]  ? __run_timers+0x7da/0xc70
[  272.412592] 1*128kB 
[  272.414654]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  272.418775] (H) 
[  272.421010]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.424953] 1*256kB (U) 
[  272.427285]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.432709] 1*512kB 
[  272.434684]  __run_timers+0x7e5/0xc70
[  272.438890] (U) 
[  272.441574]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  272.445774] 0*1024kB 
[  272.448095]  ? compat_start_thread+0x80/0x80
[  272.451867] 0*2048kB 0*4096kB 
[  272.453851]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.459189] = 13964kB
[  272.461600]  ? kasan_check_write+0x14/0x20
[  272.465986] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  272.469182]  ? finish_task_switch+0x2f5/0x900
[  272.475007] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  272.477417]  ? __switch_to_asm+0x40/0x70
[  272.481623] 412 total pagecache pages
[  272.490459]  ? preempt_notifier_register+0x200/0x200
[  272.494927] 0 pages in swap cache
[  272.503506]  ? __switch_to_asm+0x34/0x70
[  272.507547] Swap cache stats: add 0, delete 0, find 0/0
[  272.507556] Free swap  = 0kB
[  272.511365]  ? __switch_to_asm+0x40/0x70
[  272.516438] Total swap = 0kB
[  272.516446] 1965979 pages RAM
[  272.519901]  ? __switch_to_asm+0x34/0x70
[  272.523927] 0 pages HighMem/MovableOnly
[  272.523936] 343323 pages reserved
[  272.529303]  ? __switch_to_asm+0x40/0x70
[  272.532290] 0 pages cma reserved
[  272.532462] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  272.536359]  ? __switch_to_asm+0x34/0x70
[  272.539352] syz-executor0 cpuset=
[  272.542446]  ? __switch_to_asm+0x40/0x70
[  272.542473]  ? pvclock_read_flags+0x160/0x160
[  272.546500] syz0
[  272.550475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.553901]  mems_allowed=0
[  272.557952]  ? check_preemption_disabled+0x48/0x200
[  272.603288]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  272.608828]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  272.614110]  ? rcu_pm_notify+0xc0/0xc0
[  272.618012]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.623555]  ? check_preemption_disabled+0x48/0x200
[  272.628603]  run_timer_softirq+0x52/0xb0
[  272.632673]  ? rcu_read_lock_sched_held+0x108/0x120
[  272.637694]  __do_softirq+0x30b/0xad8
[  272.641509]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  272.646614]  ? trace_hardirqs_off_caller+0x300/0x300
[  272.651719]  ? trace_hardirqs_on+0x310/0x310
[  272.656147]  ? schedule+0x108/0x460
[  272.659784]  ? __schedule+0x1ed0/0x1ed0
[  272.663768]  ? trace_hardirqs_off+0xb8/0x300
[  272.668192]  ? ___might_sleep+0x1ed/0x300
[  272.672349]  ? smpboot_thread_fn+0x68b/0xa00
[  272.676767]  ? trace_hardirqs_on+0x310/0x310
[  272.681182]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.686725]  ? check_preemption_disabled+0x48/0x200
[  272.691748]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.697294]  ? takeover_tasklets+0xa90/0xa90
[  272.701709]  run_ksoftirqd+0x94/0x100
[  272.705517]  smpboot_thread_fn+0x68b/0xa00
[  272.709756]  ? sort_range+0x30/0x30
[  272.713388]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  272.718499]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.724047]  ? __kthread_parkme+0xfb/0x1a0
[  272.728292]  kthread+0x35a/0x420
[  272.731663]  ? sort_range+0x30/0x30
[  272.735290]  ? kthread_bind+0x40/0x40
[  272.739096]  ret_from_fork+0x3a/0x50
[  272.742840] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  272.742920] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  272.750110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  272.750126] Call Trace:
[  272.756734] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  272.765961]  <IRQ>
[  272.768532] ksoftirqd/1 cpuset=
[  272.778843]  dump_stack+0x1c4/0x2b4
[  272.781055] /
[  272.784329]  ? dump_stack_print_info.cold.2+0x52/0x52
[  272.787932]  mems_allowed=0
[  272.789657]  warn_alloc.cold.118+0xb7/0x1bd
[  272.802084]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  272.806932]  ? lock_downgrade+0x900/0x900
[  272.811094]  ? trace_hardirqs_off+0xb8/0x300
[  272.815515]  ? trace_hardirqs_off+0xb8/0x300
[  272.819933]  __alloc_pages_slowpath+0x2667/0x2d80
[  272.824811]  ? warn_alloc+0x120/0x120
[  272.828628]  ? warn_alloc+0x120/0x120
[  272.832435]  ? print_usage_bug+0xc0/0xc0
[  272.836500]  ? warn_alloc+0x120/0x120
[  272.840304]  ? print_usage_bug+0xc0/0xc0
[  272.844372]  ? graph_lock+0x170/0x170
[  272.848174]  ? kvm_sched_clock_read+0x9/0x20
[  272.852596]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.858140]  ? should_fail+0x22d/0xd01
[  272.862037]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  272.867148]  ? __lock_acquire+0x7ec/0x4ec0
[  272.871404]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  272.876518]  ? __lock_acquire+0x7ec/0x4ec0
[  272.880757]  ? should_fail+0x22d/0xd01
[  272.884667]  ? mark_held_locks+0x130/0x130
[  272.888915]  ? mark_held_locks+0x130/0x130
[  272.893164]  ? select_task_rq_fair+0x754/0x34f0
[  272.897836]  ? lock_downgrade+0x900/0x900
[  272.901983]  ? check_preemption_disabled+0x48/0x200
[  272.907004]  ? graph_lock+0x170/0x170
[  272.910804]  ? print_usage_bug+0xc0/0xc0
[  272.914881]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.920420]  ? check_preemption_disabled+0x48/0x200
[  272.925435]  ? check_preemption_disabled+0x48/0x200
[  272.930466]  ? __lock_is_held+0xb5/0x140
[  272.934535]  __alloc_pages_nodemask+0xa80/0xde0
[  272.939214]  ? graph_lock+0x170/0x170
[  272.943027]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  272.948041]  ? graph_lock+0x170/0x170
[  272.951854]  ? find_held_lock+0x36/0x1c0
[  272.955928]  ? ____cache_alloc_node+0x1c7/0x1e0
[  272.960603]  ? lock_downgrade+0x900/0x900
[  272.964764]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.970314]  cache_grow_begin+0x91/0x8c0
[  272.974378]  ? do_raw_spin_unlock+0xa7/0x2f0
[  272.978802]  fallback_alloc+0x203/0x2e0
[  272.982787]  ____cache_alloc_node+0x1c7/0x1e0
[  272.987293]  kmem_cache_alloc_node+0xe3/0x730
[  272.991793]  ? ipv6_get_ifaddr+0x42e/0x620
[  272.996038]  __alloc_skb+0x119/0x770
[  272.999755]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  273.005043]  ? skb_scrub_packet+0x490/0x490
[  273.009368]  ? lock_downgrade+0x900/0x900
[  273.013529]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.019076]  ? refcount_sub_and_test_checked+0x203/0x310
[  273.024532]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  273.029999]  ? addrconf_rs_timer+0x6f0/0x6f0
[  273.034431]  ndisc_alloc_skb+0x144/0x340
[  273.038502]  ndisc_send_rs+0x331/0x6e0
[  273.042400]  addrconf_rs_timer+0x3c0/0x6f0
[  273.046647]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.050901]  call_timer_fn+0x272/0x920
[  273.054792]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.059031]  ? process_timeout+0x40/0x40
[  273.063090]  ? find_held_lock+0x36/0x1c0
[  273.067161]  ? __run_timers+0x7da/0xc70
[  273.071148]  ? _raw_spin_unlock_irq+0x27/0x80
[  273.075662]  ? _raw_spin_unlock_irq+0x27/0x80
[  273.080167]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.084407]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  273.088997]  ? trace_hardirqs_on+0xbd/0x310
[  273.093320]  ? kasan_check_read+0x11/0x20
[  273.097473]  ? __run_timers+0x7da/0xc70
[  273.101453]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  273.106923]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.111160]  __run_timers+0x7e5/0xc70
[  273.114975]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  273.120352]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  273.125375]  ? graph_lock+0x170/0x170
[  273.129182]  ? enqueue_hrtimer+0x1a5/0x560
[  273.133421]  ? lock_release+0x970/0x970
[  273.137401]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  273.142606]  ? find_held_lock+0x36/0x1c0
[  273.146683]  ? graph_lock+0x170/0x170
[  273.150486]  ? pvclock_read_flags+0x160/0x160
[  273.154987]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.160528]  ? check_preemption_disabled+0x48/0x200
[  273.165574]  ? __lock_is_held+0xb5/0x140
[  273.169645]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.175185]  ? check_preemption_disabled+0x48/0x200
[  273.180215]  run_timer_softirq+0x52/0xb0
[  273.184281]  ? rcu_read_lock_sched_held+0x108/0x120
[  273.189326]  __do_softirq+0x30b/0xad8
[  273.193146]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  273.198264]  ? pvclock_read_flags+0x160/0x160
[  273.202768]  ? lapic_next_event+0x5a/0x90
[  273.206919]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.212463]  ? check_preemption_disabled+0x48/0x200
[  273.217480]  ? check_preemption_disabled+0x48/0x200
[  273.222504]  ? kvm_clock_read+0x18/0x30
[  273.226481]  ? kvm_sched_clock_read+0x9/0x20
[  273.230903]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.236447]  ? check_preemption_disabled+0x48/0x200
[  273.241484]  irq_exit+0x17f/0x1c0
[  273.244943]  smp_apic_timer_interrupt+0x1cb/0x760
[  273.249792]  ? smp_reschedule_interrupt+0x109/0x650
[  273.254815]  ? smp_call_function_single_interrupt+0x650/0x650
[  273.260702]  ? interrupt_entry+0xb5/0xf0
[  273.264770]  ? trace_hardirqs_off_caller+0xbb/0x300
[  273.269790]  ? trace_hardirqs_off_caller+0xbb/0x300
[  273.274822]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.279683]  ? trace_hardirqs_off+0x300/0x300
[  273.284185]  ? trace_hardirqs_off+0x300/0x300
[  273.288686]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.294223]  ? check_preemption_disabled+0x48/0x200
[  273.299238]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.304791]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.309656]  apic_timer_interrupt+0xf/0x20
[  273.313888]  </IRQ>
[  273.316133] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  273.321065] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  273.340368] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  273.348115] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  273.355392] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  273.362669] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  273.369939] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  273.377214] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  273.384541]  skb_clone+0x1bb/0x500
[  273.388099]  ? finish_task_switch+0x1b5/0x900
[  273.392608]  ? skb_split+0x11e0/0x11e0
[  273.396513]  ? preempt_notifier_register+0x200/0x200
[  273.401629]  ? __switch_to_asm+0x34/0x70
[  273.405698]  ? __switch_to_asm+0x34/0x70
[  273.409762]  ? __switch_to_asm+0x40/0x70
[  273.413826]  ? __switch_to_asm+0x34/0x70
[  273.417892]  ? __switch_to_asm+0x40/0x70
[  273.421957]  ? __switch_to_asm+0x34/0x70
[  273.426022]  ? __switch_to_asm+0x40/0x70
[  273.430084]  ? __switch_to_asm+0x34/0x70
[  273.434153]  ? __switch_to_asm+0x34/0x70
[  273.438213]  ? __switch_to_asm+0x40/0x70
[  273.442281]  ? __switch_to_asm+0x34/0x70
[  273.446355]  bpf_clone_redirect+0xb9/0x490
[  273.450600]  ? __schedule+0x874/0x1ed0
[  273.454503]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  273.459530]  ? __sched_text_start+0x8/0x8
[  273.463691]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  273.468468]  ? find_held_lock+0x36/0x1c0
[  273.472540]  ? lock_acquire+0x1ed/0x520
[  273.476533]  ? bpf_test_run+0x32e/0x5a0
[  273.480532]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.486089]  ? check_preemption_disabled+0x48/0x200
[  273.491113]  ? kasan_check_read+0x11/0x20
[  273.495265]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  273.500547]  ? rcu_bh_qs+0xc0/0xc0
[  273.504107]  ? preempt_schedule+0x4d/0x60
[  273.508265]  ? ___preempt_schedule+0x16/0x18
[  273.512692]  ? bpf_test_run+0x1c0/0x5a0
[  273.516684]  ? netlink_diag_dump+0x2a0/0x2a0
[  273.521101]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.526652]  ? bpf_test_init.isra.9+0x70/0x100
[  273.531242]  ? bpf_prog_test_run_skb+0x634/0xb40
[  273.536011]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  273.540855]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  273.546392]  ? fput+0x130/0x1a0
[  273.549678]  ? __bpf_prog_get+0x9b/0x290
[  273.553748]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  273.558599]  ? bpf_prog_test_run+0x130/0x1a0
[  273.563021]  ? __x64_sys_bpf+0x3d8/0x510
[  273.567087]  ? bpf_prog_get+0x20/0x20
[  273.570902]  ? ksys_ioctl+0x81/0xd0
[  273.574542]  ? do_syscall_64+0x1b9/0x820
[  273.578623]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  273.584001]  ? syscall_return_slowpath+0x5e0/0x5e0
[  273.588940]  ? trace_hardirqs_off+0x300/0x300
[  273.593443]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  273.598472]  ? recalc_sigpending_tsk+0x180/0x180
[  273.603235]  ? kasan_check_write+0x14/0x20
[  273.607487]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.612350]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  273.617737] warn_alloc_show_mem: 1 callbacks suppressed
[  273.617749] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  273.617751] Mem-Info:
[  273.617782] active_anon:49480 inactive_anon:371 isolated_anon:0
[  273.617782]  active_file:14 inactive_file:18 isolated_file:1
[  273.617782]  unevictable:0 dirty:0 writeback:0 unstable:0
[  273.617782]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  273.617782]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  273.617782]  free:13768 free_pcp:583 free_cma:0
[  273.623127] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  273.623137] Call Trace:
[  273.629993] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  273.632404]  dump_stack+0x1c4/0x2b4
[  273.665271] Node 0 
[  273.674646]  ? dump_stack_print_info.cold.2+0x52/0x52
[  273.677231] 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
[  273.704895]  warn_alloc.cold.118+0xb7/0x1bd
[  273.708484] lowmem_reserve[]: 0
[  273.710727]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  273.715895]  2815
[  273.741414]  ? lock_downgrade+0x900/0x900
[  273.745709]  6318
[  273.748992]  ? trace_hardirqs_off+0xb8/0x300
[  273.753804]  6318
[  273.755867]  ? trace_hardirqs_off+0xb8/0x300
[  273.759984] Node 0 
[  273.762049]  __alloc_pages_slowpath+0x2667/0x2d80
[  273.766454] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  273.768516]  ? warn_alloc+0x120/0x120
[  273.772863] lowmem_reserve[]: 0
[  273.775105]  ? warn_alloc+0x120/0x120
[  273.779922]  0
[  273.806826]  ? print_usage_bug+0xc0/0xc0
[  273.810598]  3503
[  273.813874]  ? warn_alloc+0x120/0x120
[  273.817643]  3503
[  273.819449]  ? print_usage_bug+0xc0/0xc0
[  273.823484] Node 0 
[  273.825540]  ? __lock_acquire+0x7ec/0x4ec0
[  273.829342] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  273.831377]  ? __lock_acquire+0x7ec/0x4ec0
[  273.835406] lowmem_reserve[]: 0
[  273.837655]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.841856]  0 0
[  273.870337]  ? should_fail+0x22d/0xd01
[  273.874543]  0
[  273.877837]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  273.885336]  ? __lock_acquire+0x7ec/0x4ec0
[  273.889198] Node 0 
[  273.891008]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  273.896087] DMA: 
[  273.900329]  ? __lock_acquire+0x7ec/0x4ec0
[  273.902536] 1*4kB 
[  273.907645]  ? should_fail+0x22d/0xd01
[  273.909679] (U) 
[  273.913914]  ? print_usage_bug+0xc0/0xc0
[  273.916034] 0*8kB 
[  273.919926]  ? mark_held_locks+0x130/0x130
[  273.921866] 0*16kB 
[  273.925923]  ? mark_held_locks+0x130/0x130
[  273.928038] 1*32kB (U) 
[  273.932284]  ? graph_lock+0x170/0x170
[  273.934490] 2*64kB 
[  273.938721]  ? print_usage_bug+0xc0/0xc0
[  273.941278] (U) 
[  273.945074]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  273.947284] 1*128kB 
[  273.951342]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.953290] (U) 
[  273.958040]  ? check_preemption_disabled+0x48/0x200
[  273.960339] 1*256kB 
[  273.965870]  ? check_preemption_disabled+0x48/0x200
[  273.967821] (U) 
[  273.972842]  ? __lock_is_held+0xb5/0x140
[  273.975125] 0*512kB 1*1024kB 
[  273.980156]  __alloc_pages_nodemask+0xa80/0xde0
[  273.982101] (U) 
[  273.986168]  ? graph_lock+0x170/0x170
[  273.989250] 1*2048kB 
[  273.993922]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  273.995867] (M) 
[  273.999666]  ? graph_lock+0x170/0x170
[  274.002048] 3*4096kB 
[  274.007073]  ? find_held_lock+0x36/0x1c0
[  274.009011] (M) 
[  274.012814]  ? ____cache_alloc_node+0x1c7/0x1e0
[  274.015190] = 15908kB
[  274.019246]  ? lock_downgrade+0x900/0x900
[  274.021199] Node 0 
[  274.025869]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.028242] DMA32: 4*4kB 
[  274.032398]  cache_grow_begin+0x91/0x8c0
[  274.034608] (UM) 
[  274.040147]  ? do_raw_spin_unlock+0xa7/0x2f0
[  274.042881] 2*8kB 
[  274.046947]  fallback_alloc+0x203/0x2e0
[  274.048982] (M) 
[  274.053394]  ____cache_alloc_node+0x1c7/0x1e0
[  274.055507] 1*16kB (M) 
[  274.059489]  kmem_cache_alloc_node+0xe3/0x730
[  274.061435] 1*32kB 
[  274.065932]  ? ipv6_get_ifaddr+0x42e/0x620
[  274.068486] (M) 
[  274.072985]  __alloc_skb+0x119/0x770
[  274.075194] 3*64kB 
[  274.079432]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  274.081377] (UM) 
[  274.085094]  ? skb_scrub_packet+0x490/0x490
[  274.087301] 3*128kB 
[  274.092589]  ? lock_downgrade+0x900/0x900
[  274.094624] (M) 
[  274.098953]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.101246] 2*256kB 
[  274.105394]  ? refcount_sub_and_test_checked+0x203/0x310
[  274.107340] (M) 
[  274.112878]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  274.115176] 3*512kB 
[  274.120630]  ? addrconf_rs_timer+0x6f0/0x6f0
[  274.122587] (M) 
[  274.128049]  ndisc_alloc_skb+0x144/0x340
[  274.130336] 4*1024kB 
[  274.134750]  ndisc_send_rs+0x331/0x6e0
[  274.136699] (UM) 
[  274.140768]  addrconf_rs_timer+0x3c0/0x6f0
[  274.143148] 3*2048kB 
[  274.147037]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.149079] (M) 
[  274.153327]  call_timer_fn+0x272/0x920
[  274.155703] 3*4096kB 
[  274.159938]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.161882] (M) 
[  274.165772]  ? process_timeout+0x40/0x40
[  274.168154] = 25232kB
[  274.172394]  ? find_held_lock+0x36/0x1c0
[  274.174348] Node 0 
[  274.178421]  ? __run_timers+0x7da/0xc70
[  274.180801] Normal: 
[  274.184862]  ? _raw_spin_unlock_irq+0x27/0x80
[  274.187069] 1065*4kB 
[  274.191038]  ? _raw_spin_unlock_irq+0x27/0x80
[  274.193332] (MEH) 
[  274.197829]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.200209] 487*8kB (ME) 
[  274.204716]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  274.206839] 153*16kB 
[  274.211068]  ? trace_hardirqs_on+0xbd/0x310
[  274.213799] (MEH) 
[  274.218382]  ? kasan_check_read+0x11/0x20
[  274.218401]  ? __run_timers+0x7da/0xc70
[  274.220792] 77*32kB 
[  274.225123]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  274.227237] (UM) 
[  274.231388]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.235334] 0*64kB 
[  274.237657]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.243090] 1*128kB 
[  274.245158]  __run_timers+0x7e5/0xc70
[  274.249364] (H) 
[  274.251620]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  274.255821] 1*256kB 
[  274.258146]  ? compat_start_thread+0x80/0x80
[  274.261918] (U) 
[  274.263893]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.269228] 1*512kB (U) 
[  274.271569]  ? kasan_check_write+0x14/0x20
[  274.275948] 0*1024kB 
[  274.277924]  ? finish_task_switch+0x2f5/0x900
[  274.283432] 0*2048kB 0*4096kB 
[  274.286120]  ? __switch_to_asm+0x40/0x70
[  274.290321] = 13964kB
[  274.292736]  ? preempt_notifier_register+0x200/0x200
[  274.297206] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  274.300390]  ? __switch_to_asm+0x34/0x70
[  274.304423] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  274.304432] 412 total pagecache pages
[  274.306838]  ? __switch_to_asm+0x40/0x70
[  274.311922] 0 pages in swap cache
[  274.321015]  ? __switch_to_asm+0x34/0x70
[  274.321031]  ? __switch_to_asm+0x40/0x70
[  274.325078] Swap cache stats: add 0, delete 0, find 0/0
[  274.325088] Free swap  = 0kB
[  274.333675]  ? __switch_to_asm+0x34/0x70
[  274.337451] Total swap = 0kB
[  274.341508]  ? __switch_to_asm+0x40/0x70
[  274.344933] 1965979 pages RAM
[  274.348995]  ? pvclock_read_flags+0x160/0x160
[  274.353022] 0 pages HighMem/MovableOnly
[  274.353031] 343323 pages reserved
[  274.358397]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.361380] 0 pages cma reserved
[  274.361486] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  274.365442]  ? check_preemption_disabled+0x48/0x200
[  274.365467]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  274.365485]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  274.368546] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  274.372547]  ? rcu_pm_notify+0xc0/0xc0
[  274.375641] syz-executor0 cpuset=
[  274.380153]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.384098] syz0
[  274.387557]  ? check_preemption_disabled+0x48/0x200
[  274.393082]  mems_allowed=0
[  274.396451]  run_timer_softirq+0x52/0xb0
[  274.455962]  ? rcu_read_lock_sched_held+0x108/0x120
[  274.460990]  __do_softirq+0x30b/0xad8
[  274.464806]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  274.470366]  ? trace_hardirqs_off_caller+0x300/0x300
[  274.475476]  ? trace_hardirqs_on+0x310/0x310
[  274.479894]  ? schedule+0x108/0x460
[  274.483525]  ? __schedule+0x1ed0/0x1ed0
[  274.487509]  ? trace_hardirqs_off+0xb8/0x300
[  274.491919]  ? ___might_sleep+0x1ed/0x300
[  274.496069]  ? smpboot_thread_fn+0x68b/0xa00
[  274.500480]  ? trace_hardirqs_on+0x310/0x310
[  274.504895]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.510439]  ? check_preemption_disabled+0x48/0x200
[  274.515459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.521003]  ? takeover_tasklets+0xa90/0xa90
[  274.525418]  run_ksoftirqd+0x94/0x100
[  274.529226]  smpboot_thread_fn+0x68b/0xa00
[  274.533469]  ? sort_range+0x30/0x30
[  274.537104]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  274.542217]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.547760]  ? __kthread_parkme+0xfb/0x1a0
[  274.552008]  kthread+0x35a/0x420
[  274.555380]  ? sort_range+0x30/0x30
[  274.559003]  ? kthread_bind+0x40/0x40
[  274.562814]  ret_from_fork+0x3a/0x50
[  274.566551] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  274.566641] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  274.573842] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  274.573847] Call Trace:
[  274.573854]  <IRQ>
[  274.573874]  dump_stack+0x1c4/0x2b4
[  274.573891]  ? dump_stack_print_info.cold.2+0x52/0x52
[  274.580444] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  274.589755]  warn_alloc.cold.118+0xb7/0x1bd
[  274.592306] ksoftirqd/1 cpuset=
[  274.594449]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  274.598048] /
[  274.603237]  ? lock_downgrade+0x900/0x900
[  274.613522]  mems_allowed=0
[  274.634709]  ? trace_hardirqs_off+0xb8/0x300
[  274.639129]  ? trace_hardirqs_off+0xb8/0x300
[  274.643554]  __alloc_pages_slowpath+0x2667/0x2d80
[  274.648438]  ? warn_alloc+0x120/0x120
[  274.652246]  ? warn_alloc+0x120/0x120
[  274.656054]  ? print_usage_bug+0xc0/0xc0
[  274.660123]  ? warn_alloc+0x120/0x120
[  274.663941]  ? print_usage_bug+0xc0/0xc0
[  274.668019]  ? __lock_acquire+0x7ec/0x4ec0
[  274.672265]  ? __lock_acquire+0x7ec/0x4ec0
[  274.676520]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.682075]  ? should_fail+0x22d/0xd01
[  274.685984]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  274.691108]  ? __lock_acquire+0x7ec/0x4ec0
[  274.695371]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  274.700491]  ? __lock_acquire+0x7ec/0x4ec0
[  274.704730]  ? should_fail+0x22d/0xd01
[  274.708642]  ? mark_held_locks+0x130/0x130
[  274.712890]  ? mark_held_locks+0x130/0x130
[  274.717132]  ? graph_lock+0x170/0x170
[  274.720939]  ? graph_lock+0x170/0x170
[  274.724752]  ? graph_lock+0x170/0x170
[  274.728580]  ? print_usage_bug+0xc0/0xc0
[  274.732650]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.738196]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.743737]  ? check_preemption_disabled+0x48/0x200
[  274.748760]  ? check_preemption_disabled+0x48/0x200
[  274.753806]  ? __lock_is_held+0xb5/0x140
[  274.757893]  __alloc_pages_nodemask+0xa80/0xde0
[  274.762577]  ? graph_lock+0x170/0x170
[  274.766391]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  274.771413]  ? graph_lock+0x170/0x170
[  274.775233]  ? find_held_lock+0x36/0x1c0
[  274.779319]  ? ____cache_alloc_node+0x1c7/0x1e0
[  274.784005]  ? lock_downgrade+0x900/0x900
[  274.788179]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.793830]  cache_grow_begin+0x91/0x8c0
[  274.797909]  ? do_raw_spin_unlock+0xa7/0x2f0
[  274.802344]  fallback_alloc+0x203/0x2e0
[  274.806351]  ____cache_alloc_node+0x1c7/0x1e0
[  274.810905]  kmem_cache_alloc_node+0xe3/0x730
[  274.815419]  ? ipv6_get_ifaddr+0x42e/0x620
[  274.819673]  __alloc_skb+0x119/0x770
[  274.823398]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  274.828693]  ? skb_scrub_packet+0x490/0x490
[  274.833027]  ? lock_downgrade+0x900/0x900
[  274.837189]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.842736]  ? refcount_sub_and_test_checked+0x203/0x310
[  274.848242]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  274.853704]  ? addrconf_rs_timer+0x6f0/0x6f0
[  274.858134]  ndisc_alloc_skb+0x144/0x340
[  274.862213]  ndisc_send_rs+0x331/0x6e0
[  274.866119]  addrconf_rs_timer+0x3c0/0x6f0
[  274.870368]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.874632]  call_timer_fn+0x272/0x920
[  274.878527]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.882772]  ? process_timeout+0x40/0x40
[  274.886843]  ? find_held_lock+0x36/0x1c0
[  274.890925]  ? __run_timers+0x7da/0xc70
[  274.894912]  ? _raw_spin_unlock_irq+0x27/0x80
[  274.899411]  ? _raw_spin_unlock_irq+0x27/0x80
[  274.903929]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.908170]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  274.912759]  ? trace_hardirqs_on+0xbd/0x310
[  274.917083]  ? kasan_check_read+0x11/0x20
[  274.921240]  ? __run_timers+0x7da/0xc70
[  274.925224]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  274.930689]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.934945]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.939194]  __run_timers+0x7e5/0xc70
[  274.943014]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  274.948390]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  274.953413]  ? graph_lock+0x170/0x170
[  274.957222]  ? enqueue_hrtimer+0x1a5/0x560
[  274.961459]  ? lock_release+0x970/0x970
[  274.965437]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  274.970647]  ? find_held_lock+0x36/0x1c0
[  274.974716]  ? graph_lock+0x170/0x170
[  274.978520]  ? pvclock_read_flags+0x160/0x160
[  274.983023]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.988575]  ? check_preemption_disabled+0x48/0x200
[  274.993704]  ? __lock_is_held+0xb5/0x140
[  274.997774]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.003312]  ? check_preemption_disabled+0x48/0x200
[  275.008343]  run_timer_softirq+0x52/0xb0
[  275.012410]  ? rcu_read_lock_sched_held+0x108/0x120
[  275.017436]  __do_softirq+0x30b/0xad8
[  275.021252]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  275.026364]  ? pvclock_read_flags+0x160/0x160
[  275.030863]  ? lapic_next_event+0x5a/0x90
[  275.035014]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.040556]  ? check_preemption_disabled+0x48/0x200
[  275.045600]  ? check_preemption_disabled+0x48/0x200
[  275.050649]  ? kvm_clock_read+0x18/0x30
[  275.054647]  ? kvm_sched_clock_read+0x9/0x20
[  275.059069]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.064614]  ? check_preemption_disabled+0x48/0x200
[  275.069658]  irq_exit+0x17f/0x1c0
[  275.073121]  smp_apic_timer_interrupt+0x1cb/0x760
[  275.077967]  ? smp_reschedule_interrupt+0x109/0x650
[  275.082996]  ? smp_call_function_single_interrupt+0x650/0x650
[  275.088910]  ? interrupt_entry+0xb5/0xf0
[  275.092979]  ? trace_hardirqs_off_caller+0xbb/0x300
[  275.097996]  ? trace_hardirqs_off_caller+0xbb/0x300
[  275.103022]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.107873]  ? trace_hardirqs_off+0x300/0x300
[  275.112371]  ? trace_hardirqs_off+0x300/0x300
[  275.116872]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.122445]  ? check_preemption_disabled+0x48/0x200
[  275.127468]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.133021]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.137881]  apic_timer_interrupt+0xf/0x20
[  275.142111]  </IRQ>
[  275.144351] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  275.149285] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  275.168197] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  275.175911] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  275.183217] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  275.190489] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  275.197766] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  275.205038] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  275.212363]  skb_clone+0x1bb/0x500
[  275.215909]  ? finish_task_switch+0x1b5/0x900
[  275.220410]  ? skb_split+0x11e0/0x11e0
[  275.224306]  ? preempt_notifier_register+0x200/0x200
[  275.229420]  ? __switch_to_asm+0x34/0x70
[  275.233498]  ? __switch_to_asm+0x34/0x70
[  275.237577]  ? __switch_to_asm+0x40/0x70
[  275.241649]  ? __switch_to_asm+0x34/0x70
[  275.245730]  ? __switch_to_asm+0x40/0x70
[  275.249790]  ? __switch_to_asm+0x34/0x70
[  275.253854]  ? __switch_to_asm+0x40/0x70
[  275.257914]  ? __switch_to_asm+0x34/0x70
[  275.261978]  ? __switch_to_asm+0x34/0x70
[  275.266043]  ? __switch_to_asm+0x40/0x70
[  275.270104]  ? __switch_to_asm+0x34/0x70
[  275.274176]  bpf_clone_redirect+0xb9/0x490
[  275.278419]  ? __schedule+0x874/0x1ed0
[  275.282313]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  275.287337]  ? __sched_text_start+0x8/0x8
[  275.291492]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  275.296270]  ? find_held_lock+0x36/0x1c0
[  275.300345]  ? lock_acquire+0x1ed/0x520
[  275.304320]  ? bpf_test_run+0x32e/0x5a0
[  275.308302]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.313842]  ? check_preemption_disabled+0x48/0x200
[  275.318869]  ? kasan_check_read+0x11/0x20
[  275.323021]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  275.328300]  ? rcu_bh_qs+0xc0/0xc0
[  275.331845]  ? preempt_schedule+0x4d/0x60
[  275.335999]  ? ___preempt_schedule+0x16/0x18
[  275.340820]  ? bpf_test_run+0x1c0/0x5a0
[  275.344811]  ? netlink_diag_dump+0x2a0/0x2a0
[  275.349224]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.354777]  ? bpf_test_init.isra.9+0x70/0x100
[  275.359371]  ? bpf_prog_test_run_skb+0x634/0xb40
[  275.364134]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  275.368977]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  275.374518]  ? fput+0x130/0x1a0
[  275.377799]  ? __bpf_prog_get+0x9b/0x290
[  275.381866]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  275.386711]  ? bpf_prog_test_run+0x130/0x1a0
[  275.391130]  ? __x64_sys_bpf+0x3d8/0x510
[  275.395197]  ? bpf_prog_get+0x20/0x20
[  275.399014]  ? ksys_ioctl+0x81/0xd0
[  275.402661]  ? do_syscall_64+0x1b9/0x820
[  275.406730]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  275.412105]  ? syscall_return_slowpath+0x5e0/0x5e0
[  275.417050]  ? trace_hardirqs_off+0x300/0x300
[  275.421558]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  275.426599]  ? recalc_sigpending_tsk+0x180/0x180
[  275.431384]  ? kasan_check_write+0x14/0x20
[  275.435651]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.440517]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  275.445913] warn_alloc_show_mem: 1 callbacks suppressed
[  275.445925] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  275.445927] Mem-Info:
[  275.445959] active_anon:49480 inactive_anon:371 isolated_anon:0
[  275.445959]  active_file:14 inactive_file:18 isolated_file:1
[  275.445959]  unevictable:0 dirty:0 writeback:0 unstable:0
[  275.445959]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  275.445959]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  275.445959]  free:13768 free_pcp:583 free_cma:0
[  275.451302] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  275.451313] Call Trace:
[  275.458175] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  275.460590]  dump_stack+0x1c4/0x2b4
[  275.493458] Node 0 
[  275.502829]  ? dump_stack_print_info.cold.2+0x52/0x52
[  275.505414] 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
[  275.533082]  warn_alloc.cold.118+0xb7/0x1bd
[  275.536683] lowmem_reserve[]:
[  275.538918]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  275.544085]  0
[  275.569612]  ? lock_downgrade+0x900/0x900
[  275.573911]  2815
[  275.577017]  ? trace_hardirqs_off+0xb8/0x300
[  275.581834]  6318
[  275.583645]  ? trace_hardirqs_off+0xb8/0x300
[  275.587778]  6318
[  275.589861]  __alloc_pages_slowpath+0x2667/0x2d80
[  275.596329]  ? warn_alloc+0x120/0x120
[  275.600681] Node 0 
[  275.602747]  ? warn_alloc+0x120/0x120
[  275.607594] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  275.611365]  ? print_usage_bug+0xc0/0xc0
[  275.613581] lowmem_reserve[]:
[  275.617383]  ? warn_alloc+0x120/0x120
[  275.644249]  0 0
[  275.648327]  ? print_usage_bug+0xc0/0xc0
[  275.651396]  3503 3503
[  275.655201]  ? __lock_acquire+0x7ec/0x4ec0
[  275.657154] Node 0 
[  275.661208]  ? __lock_acquire+0x7ec/0x4ec0
[  275.663706] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  275.667913]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.670120] lowmem_reserve[]: 0 0
[  275.674371]  ? should_fail+0x22d/0xd01
[  275.702802]  0 0
[  275.708365]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  275.715680]  ? __lock_acquire+0x7ec/0x4ec0
[  275.717634] Node 0 
[  275.722744]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  275.726950] DMA: 
[  275.729185]  ? __lock_acquire+0x7ec/0x4ec0
[  275.734261] 1*4kB 
[  275.736321]  ? should_fail+0x22d/0xd01
[  275.740527] (U) 
[  275.742685]  ? mark_held_locks+0x130/0x130
[  275.746539] 0*8kB 
[  275.748519]  ? mark_held_locks+0x130/0x130
[  275.752719] 0*16kB 1*32kB 
[  275.754872]  ? graph_lock+0x170/0x170
[  275.759082] (U) 
[  275.761926]  ? graph_lock+0x170/0x170
[  275.765702] 2*64kB 
[  275.767674]  ? graph_lock+0x170/0x170
[  275.771455] (U) 
[  275.773696]  ? print_usage_bug+0xc0/0xc0
[  275.777474] 1*128kB (U) 
[  275.779469]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.783504] 1*256kB 
[  275.786176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.791685] (U) 
[  275.794010]  ? check_preemption_disabled+0x48/0x200
[  275.799514] 0*512kB 1*1024kB 
[  275.801496]  ? check_preemption_disabled+0x48/0x200
[  275.806488] (U) 
[  275.809609]  ? __lock_is_held+0xb5/0x140
[  275.814600] 1*2048kB 
[  275.816587]  __alloc_pages_nodemask+0xa80/0xde0
[  275.820616] (M) 
[  275.823023]  ? graph_lock+0x170/0x170
[  275.827661] 3*4096kB (M) 
[  275.829645]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  275.833414] = 15908kB
[  275.833422] Node 0 
[  275.836182]  ? graph_lock+0x170/0x170
[  275.841176] DMA32: 
[  275.843602]  ? find_held_lock+0x36/0x1c0
[  275.845803] 4*4kB 
[  275.849609]  ? ____cache_alloc_node+0x1c7/0x1e0
[  275.851811] (UM) 
[  275.855867]  ? lock_downgrade+0x900/0x900
[  275.857996] 2*8kB 
[  275.862669]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.864703] (M) 
[  275.868850]  cache_grow_begin+0x91/0x8c0
[  275.870971] 1*16kB 
[  275.876503]  ? do_raw_spin_unlock+0xa7/0x2f0
[  275.878452] (M) 
[  275.882516]  fallback_alloc+0x203/0x2e0
[  275.884723] 1*32kB 
[  275.889138]  ____cache_alloc_node+0x1c7/0x1e0
[  275.891079] (M) 
[  275.895055]  kmem_cache_alloc_node+0xe3/0x730
[  275.897265] 3*64kB 
[  275.901763]  ? ipv6_get_ifaddr+0x42e/0x620
[  275.903712] (UM) 
[  275.908214]  __alloc_skb+0x119/0x770
[  275.910419] 3*128kB 
[  275.914652]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  275.916687] (M) 
[  275.920400]  ? skb_scrub_packet+0x490/0x490
[  275.922695] 2*256kB 
[  275.927976]  ? lock_downgrade+0x900/0x900
[  275.929928] (M) 
[  275.934269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.936571] 3*512kB 
[  275.940713]  ? refcount_sub_and_test_checked+0x203/0x310
[  275.942660] (M) 
[  275.948195]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  275.950491] 4*1024kB 
[  275.955942]  ? addrconf_rs_timer+0x6f0/0x6f0
[  275.957891] (UM) 
[  275.963349]  ndisc_alloc_skb+0x144/0x340
[  275.965726] 3*2048kB 
[  275.970143]  ndisc_send_rs+0x331/0x6e0
[  275.972170] (M) 
[  275.976228]  addrconf_rs_timer+0x3c0/0x6f0
[  275.978606] 3*4096kB (M) 
[  275.982511]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.984459] = 25232kB
[  275.988699]  call_timer_fn+0x272/0x920
[  275.991418] Node 0 
[  275.995654]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.998039] Normal: 
[  276.001923]  ? process_timeout+0x40/0x40
[  276.004134] 1065*4kB 
[  276.008364]  ? find_held_lock+0x36/0x1c0
[  276.010666] (MEH) 
[  276.014735]  ? __run_timers+0x7da/0xc70
[  276.017114] 487*8kB 
[  276.021178]  ? _raw_spin_unlock_irq+0x27/0x80
[  276.023301] (ME) 
[  276.027271]  ? _raw_spin_unlock_irq+0x27/0x80
[  276.029577] 153*16kB 
[  276.034069]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.036103] (MEH) 
[  276.040612]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  276.042999] 77*32kB 
[  276.047225]  ? trace_hardirqs_on+0xbd/0x310
[  276.049350] (UM) 
[  276.053920]  ? kasan_check_read+0x11/0x20
[  276.053939]  ? __run_timers+0x7da/0xc70
[  276.056241] 0*64kB 
[  276.060556]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  276.062599] 1*128kB 
[  276.066742]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.070690] (H) 
[  276.072927]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.078354] 1*256kB (U) 
[  276.080695]  __run_timers+0x7e5/0xc70
[  276.084908] 1*512kB 
[  276.086902]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  276.091090] (U) 0*1024kB 
[  276.093795]  ? compat_start_thread+0x80/0x80
[  276.097580] 0*2048kB 
[  276.099901]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.105231] 0*4096kB = 13964kB
[  276.107998]  ? kasan_check_write+0x14/0x20
[  276.112383] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  276.114786]  ? finish_task_switch+0x2f5/0x900
[  276.120294] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  276.120303] 412 total pagecache pages
[  276.123492]  ? __switch_to_asm+0x40/0x70
[  276.123514]  ? preempt_notifier_register+0x200/0x200
[  276.127725] 0 pages in swap cache
[  276.136569]  ? __switch_to_asm+0x34/0x70
[  276.141050] Swap cache stats: add 0, delete 0, find 0/0
[  276.149627]  ? __switch_to_asm+0x40/0x70
[  276.153401] Free swap  = 0kB
[  276.153410] Total swap = 0kB
[  276.157477]  ? __switch_to_asm+0x34/0x70
[  276.162553] 1965979 pages RAM
[  276.166006]  ? __switch_to_asm+0x40/0x70
[  276.166022]  ? __switch_to_asm+0x34/0x70
[  276.170065] 0 pages HighMem/MovableOnly
[  276.175420]  ? __switch_to_asm+0x40/0x70
[  276.175446]  ? pvclock_read_flags+0x160/0x160
[  276.179480] 343323 pages reserved
[  276.182497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.185481] 0 pages cma reserved
[  276.185573] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  276.189570]  ? check_preemption_disabled+0x48/0x200
[  276.192758] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  276.196720]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  276.200755] syz-executor0 cpuset=
[  276.204730]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  276.208761] syz0
[  276.213253]  ? rcu_pm_notify+0xc0/0xc0
[  276.216680]  mems_allowed=0
[  276.222214]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.276066]  ? check_preemption_disabled+0x48/0x200
[  276.281103]  run_timer_softirq+0x52/0xb0
[  276.285185]  ? rcu_read_lock_sched_held+0x108/0x120
[  276.290227]  __do_softirq+0x30b/0xad8
[  276.294048]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  276.299156]  ? trace_hardirqs_off_caller+0x300/0x300
[  276.304267]  ? trace_hardirqs_on+0x310/0x310
[  276.308694]  ? schedule+0x108/0x460
[  276.312336]  ? __schedule+0x1ed0/0x1ed0
[  276.316326]  ? trace_hardirqs_off+0xb8/0x300
[  276.320746]  ? ___might_sleep+0x1ed/0x300
[  276.324894]  ? smpboot_thread_fn+0x68b/0xa00
[  276.329310]  ? trace_hardirqs_on+0x310/0x310
[  276.333728]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.339270]  ? check_preemption_disabled+0x48/0x200
[  276.344291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.349836]  ? takeover_tasklets+0xa90/0xa90
[  276.354250]  run_ksoftirqd+0x94/0x100
[  276.358054]  smpboot_thread_fn+0x68b/0xa00
[  276.362297]  ? sort_range+0x30/0x30
[  276.365928]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  276.371036]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.376585]  ? __kthread_parkme+0xfb/0x1a0
[  276.381088]  kthread+0x35a/0x420
[  276.384459]  ? sort_range+0x30/0x30
[  276.388085]  ? kthread_bind+0x40/0x40
[  276.391892]  ret_from_fork+0x3a/0x50
[  276.395633] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  276.395728] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  276.402904] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  276.402909] Call Trace:
[  276.402916]  <IRQ>
[  276.402935]  dump_stack+0x1c4/0x2b4
[  276.402951]  ? dump_stack_print_info.cold.2+0x52/0x52
[  276.409487] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  276.418798]  warn_alloc.cold.118+0xb7/0x1bd
[  276.421350] ksoftirqd/1 cpuset=
[  276.423494]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  276.427095] /
[  276.432286]  ? lock_downgrade+0x900/0x900
[  276.442590]  mems_allowed=0
[  276.446921]  ? trace_hardirqs_off+0xb8/0x300
[  276.468166]  ? trace_hardirqs_off+0xb8/0x300
[  276.472795]  __alloc_pages_slowpath+0x2667/0x2d80
[  276.477679]  ? warn_alloc+0x120/0x120
[  276.481491]  ? trace_hardirqs_on+0x310/0x310
[  276.485912]  ? warn_alloc+0x120/0x120
[  276.489733]  ? print_usage_bug+0xc0/0xc0
[  276.493808]  ? warn_alloc+0x120/0x120
[  276.497615]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  276.502652]  ? print_usage_bug+0xc0/0xc0
[  276.506726]  ? __lock_acquire+0x7ec/0x4ec0
[  276.510966]  ? __lock_acquire+0x7ec/0x4ec0
[  276.515210]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.520754]  ? should_fail+0x22d/0xd01
[  276.524651]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  276.529761]  ? __lock_acquire+0x7ec/0x4ec0
[  276.534002]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  276.539111]  ? __lock_acquire+0x7ec/0x4ec0
[  276.543352]  ? should_fail+0x22d/0xd01
[  276.547245]  ? print_usage_bug+0xc0/0xc0
[  276.551319]  ? mark_held_locks+0x130/0x130
[  276.555571]  ? mark_held_locks+0x130/0x130
[  276.559843]  ? graph_lock+0x170/0x170
[  276.563652]  ? print_usage_bug+0xc0/0xc0
[  276.567712]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  276.572474]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.578027]  ? check_preemption_disabled+0x48/0x200
[  276.583043]  ? check_preemption_disabled+0x48/0x200
[  276.588077]  ? __lock_is_held+0xb5/0x140
[  276.592154]  __alloc_pages_nodemask+0xa80/0xde0
[  276.596830]  ? graph_lock+0x170/0x170
[  276.600645]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  276.605683]  ? graph_lock+0x170/0x170
[  276.609508]  ? find_held_lock+0x36/0x1c0
[  276.613595]  ? ____cache_alloc_node+0x1c7/0x1e0
[  276.618276]  ? lock_downgrade+0x900/0x900
[  276.622436]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.627988]  cache_grow_begin+0x91/0x8c0
[  276.632060]  ? do_raw_spin_unlock+0xa7/0x2f0
[  276.636487]  fallback_alloc+0x203/0x2e0
[  276.640472]  ____cache_alloc_node+0x1c7/0x1e0
[  276.644984]  kmem_cache_alloc_node+0xe3/0x730
[  276.649504]  ? ipv6_get_ifaddr+0x42e/0x620
[  276.653774]  __alloc_skb+0x119/0x770
[  276.657519]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  276.662806]  ? skb_scrub_packet+0x490/0x490
[  276.667132]  ? lock_downgrade+0x900/0x900
[  276.671295]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.676836]  ? refcount_sub_and_test_checked+0x203/0x310
[  276.682298]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  276.687778]  ? addrconf_rs_timer+0x6f0/0x6f0
[  276.692226]  ndisc_alloc_skb+0x144/0x340
[  276.696303]  ndisc_send_rs+0x331/0x6e0
[  276.700205]  addrconf_rs_timer+0x3c0/0x6f0
[  276.704452]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.708707]  call_timer_fn+0x272/0x920
[  276.712607]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.716857]  ? process_timeout+0x40/0x40
[  276.720929]  ? find_held_lock+0x36/0x1c0
[  276.725009]  ? __run_timers+0x7da/0xc70
[  276.728999]  ? _raw_spin_unlock_irq+0x27/0x80
[  276.733507]  ? _raw_spin_unlock_irq+0x27/0x80
[  276.738012]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.742258]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  276.746849]  ? trace_hardirqs_on+0xbd/0x310
[  276.751170]  ? kasan_check_read+0x11/0x20
[  276.755331]  ? __run_timers+0x7da/0xc70
[  276.759311]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  276.764776]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.769017]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.773255]  __run_timers+0x7e5/0xc70
[  276.777071]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  276.782456]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  276.787477]  ? graph_lock+0x170/0x170
[  276.791289]  ? enqueue_hrtimer+0x1a5/0x560
[  276.795532]  ? lock_release+0x970/0x970
[  276.799526]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  276.804906]  ? find_held_lock+0x36/0x1c0
[  276.808977]  ? graph_lock+0x170/0x170
[  276.812788]  ? pvclock_read_flags+0x160/0x160
[  276.817304]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.822850]  ? check_preemption_disabled+0x48/0x200
[  276.827884]  ? __lock_is_held+0xb5/0x140
[  276.831955]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.837497]  ? check_preemption_disabled+0x48/0x200
[  276.842529]  run_timer_softirq+0x52/0xb0
[  276.846605]  ? rcu_read_lock_sched_held+0x108/0x120
[  276.851640]  __do_softirq+0x30b/0xad8
[  276.855460]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  276.860585]  ? pvclock_read_flags+0x160/0x160
[  276.865088]  ? lapic_next_event+0x5a/0x90
[  276.869245]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.874787]  ? check_preemption_disabled+0x48/0x200
[  276.879815]  ? check_preemption_disabled+0x48/0x200
[  276.884857]  ? kvm_clock_read+0x18/0x30
[  276.888859]  ? kvm_sched_clock_read+0x9/0x20
[  276.893283]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.898833]  ? check_preemption_disabled+0x48/0x200
[  276.903874]  irq_exit+0x17f/0x1c0
[  276.907338]  smp_apic_timer_interrupt+0x1cb/0x760
[  276.912211]  ? smp_reschedule_interrupt+0x109/0x650
[  276.917246]  ? smp_call_function_single_interrupt+0x650/0x650
[  276.923144]  ? interrupt_entry+0xb5/0xf0
[  276.927218]  ? trace_hardirqs_off_caller+0xbb/0x300
[  276.932241]  ? trace_hardirqs_off_caller+0xbb/0x300
[  276.937267]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.942123]  ? trace_hardirqs_off+0x300/0x300
[  276.946634]  ? trace_hardirqs_off+0x300/0x300
[  276.951139]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.956688]  ? check_preemption_disabled+0x48/0x200
[  276.961713]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.967266]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.972122]  apic_timer_interrupt+0xf/0x20
[  276.976356]  </IRQ>
[  276.978625] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  276.983559] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  277.002483] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  277.010204] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  277.017478] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  277.024771] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  277.032047] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  277.039320] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  277.046655]  skb_clone+0x1bb/0x500
[  277.050210]  ? finish_task_switch+0x1b5/0x900
[  277.054716]  ? skb_split+0x11e0/0x11e0
[  277.058614]  ? preempt_notifier_register+0x200/0x200
[  277.063735]  ? __switch_to_asm+0x34/0x70
[  277.067799]  ? __switch_to_asm+0x34/0x70
[  277.071861]  ? __switch_to_asm+0x40/0x70
[  277.075926]  ? __switch_to_asm+0x34/0x70
[  277.079985]  ? __switch_to_asm+0x40/0x70
[  277.084057]  ? __switch_to_asm+0x34/0x70
[  277.088143]  ? __switch_to_asm+0x40/0x70
[  277.092222]  ? __switch_to_asm+0x34/0x70
[  277.096293]  ? __switch_to_asm+0x34/0x70
[  277.100357]  ? __switch_to_asm+0x40/0x70
[  277.104426]  ? __switch_to_asm+0x34/0x70
[  277.108507]  bpf_clone_redirect+0xb9/0x490
[  277.112755]  ? __schedule+0x874/0x1ed0
[  277.116660]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  277.121704]  ? __sched_text_start+0x8/0x8
[  277.125863]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  277.130651]  ? find_held_lock+0x36/0x1c0
[  277.134729]  ? lock_acquire+0x1ed/0x520
[  277.138705]  ? bpf_test_run+0x32e/0x5a0
[  277.142683]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.148228]  ? check_preemption_disabled+0x48/0x200
[  277.153254]  ? kasan_check_read+0x11/0x20
[  277.157408]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  277.162690]  ? rcu_bh_qs+0xc0/0xc0
[  277.166241]  ? preempt_schedule+0x4d/0x60
[  277.170391]  ? ___preempt_schedule+0x16/0x18
[  277.174824]  ? bpf_test_run+0x1c0/0x5a0
[  277.178815]  ? netlink_diag_dump+0x2a0/0x2a0
[  277.183234]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.188781]  ? bpf_test_init.isra.9+0x70/0x100
[  277.193375]  ? bpf_prog_test_run_skb+0x634/0xb40
[  277.198144]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  277.202992]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  277.208536]  ? fput+0x130/0x1a0
[  277.211829]  ? __bpf_prog_get+0x9b/0x290
[  277.215898]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  277.220745]  ? bpf_prog_test_run+0x130/0x1a0
[  277.225169]  ? __x64_sys_bpf+0x3d8/0x510
[  277.229236]  ? bpf_prog_get+0x20/0x20
[  277.233067]  ? ksys_ioctl+0x81/0xd0
[  277.236710]  ? do_syscall_64+0x1b9/0x820
[  277.240774]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  277.246144]  ? syscall_return_slowpath+0x5e0/0x5e0
[  277.251086]  ? trace_hardirqs_off+0x300/0x300
[  277.255598]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  277.260630]  ? recalc_sigpending_tsk+0x180/0x180
[  277.265392]  ? kasan_check_write+0x14/0x20
[  277.269646]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  277.274504]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  277.279892] warn_alloc_show_mem: 1 callbacks suppressed
[  277.279904] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  277.279906] Mem-Info:
[  277.279938] active_anon:49480 inactive_anon:371 isolated_anon:0
[  277.279938]  active_file:14 inactive_file:18 isolated_file:1
[  277.279938]  unevictable:0 dirty:0 writeback:0 unstable:0
[  277.279938]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  277.279938]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  277.279938]  free:13768 free_pcp:583 free_cma:0
[  277.285280] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  277.285291] Call Trace:
[  277.292162] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  277.294586]  dump_stack+0x1c4/0x2b4
[  277.327455] Node 0 
[  277.336833]  ? dump_stack_print_info.cold.2+0x52/0x52
[  277.339870] 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
[  277.367540]  warn_alloc.cold.118+0xb7/0x1bd
[  277.371136] lowmem_reserve[]:
[  277.373373]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  277.378524]  0 2815
[  277.404051]  ? lock_downgrade+0x900/0x900
[  277.408348]  6318
[  277.411460]  ? trace_hardirqs_off+0xb8/0x300
[  277.416259]  6318
[  277.418505]  ? trace_hardirqs_off+0xb8/0x300
[  277.422627] Node 0 
[  277.424694]  __alloc_pages_slowpath+0x2667/0x2d80
[  277.429092] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  277.431162]  ? warn_alloc+0x120/0x120
[  277.435514] lowmem_reserve[]: 0
[  277.437764]  ? warn_alloc+0x120/0x120
[  277.442578]  0 3503
[  277.469494]  ? print_usage_bug+0xc0/0xc0
[  277.473270]  3503
[  277.476548]  ? warn_alloc+0x120/0x120
[  277.480319] Node 0 
[  277.482555]  ? print_usage_bug+0xc0/0xc0
[  277.486629] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  277.488670]  ? __lock_acquire+0x7ec/0x4ec0
[  277.492451] lowmem_reserve[]: 0
[  277.494714]  ? __lock_acquire+0x7ec/0x4ec0
[  277.498742]  0 0
[  277.527222]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.531433]  0
[  277.534715]  ? should_fail+0x22d/0xd01
[  277.538919] Node 0 
[  277.540901]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  277.546411] DMA: 
[  277.548218]  ? __lock_acquire+0x7ec/0x4ec0
[  277.552081] 1*4kB 
[  277.554318]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  277.559390] (U) 
[  277.561454]  ? __lock_acquire+0x7ec/0x4ec0
[  277.565662] 0*8kB 
[  277.567816]  ? should_fail+0x22d/0xd01
[  277.567844]  ? mark_held_locks+0x130/0x130
[  277.572908] 0*16kB 1*32kB 
[  277.574899]  ? mark_held_locks+0x130/0x130
[  277.579107] (U) 
[  277.581262]  ? graph_lock+0x170/0x170
[  277.585122] 2*64kB 
[  277.589358]  ? graph_lock+0x170/0x170
[  277.592174] (U) 
[  277.596430]  ? graph_lock+0x170/0x170
[  277.598375] 1*128kB (U) 
[  277.602182]  ? print_usage_bug+0xc0/0xc0
[  277.604389] 1*256kB 
[  277.608206]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.610149] (U) 
[  277.613952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.616592] 0*512kB 1*1024kB 
[  277.620661]  ? check_preemption_disabled+0x48/0x200
[  277.622958] (U) 
[  277.628488]  ? check_preemption_disabled+0x48/0x200
[  277.628516]  ? __lock_is_held+0xb5/0x140
[  277.630464] 1*2048kB 
[  277.636007]  __alloc_pages_nodemask+0xa80/0xde0
[  277.639086] (M) 
[  277.644104]  ? graph_lock+0x170/0x170
[  277.646053] 3*4096kB 
[  277.651078]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  277.655113] (M) 
[  277.657532]  ? graph_lock+0x170/0x170
[  277.662187] = 15908kB
[  277.662196] Node 0 
[  277.664184]  ? find_held_lock+0x36/0x1c0
[  277.667941] DMA32: 4*4kB 
[  277.670367]  ? ____cache_alloc_node+0x1c7/0x1e0
[  277.675363] (UM) 
[  277.677340]  ? lock_downgrade+0x900/0x900
[  277.681108] 2*8kB (M) 
[  277.683536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.685732] 1*16kB (M) 
[  277.689813]  cache_grow_begin+0x91/0x8c0
[  277.692546] 1*32kB (M) 
[  277.697246]  ? do_raw_spin_unlock+0xa7/0x2f0
[  277.699284] 3*64kB 
[  277.703470]  fallback_alloc+0x203/0x2e0
[  277.705935] (UM) 
[  277.711480]  ____cache_alloc_node+0x1c7/0x1e0
[  277.714035] 3*128kB 
[  277.718101]  kmem_cache_alloc_node+0xe3/0x730
[  277.720654] (M) 
[  277.725067]  ? ipv6_get_ifaddr+0x42e/0x620
[  277.727271] 2*256kB (M) 
[  277.731266]  __alloc_skb+0x119/0x770
[  277.733292] 3*512kB 
[  277.737793]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  277.740083] (M) 
[  277.744587]  ? skb_scrub_packet+0x490/0x490
[  277.746528] 4*1024kB (UM) 
[  277.750768]  ? lock_downgrade+0x900/0x900
[  277.753417] 3*2048kB 
[  277.757138]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.759423] (M) 
[  277.764719]  ? refcount_sub_and_test_checked+0x203/0x310
[  277.766668] 3*4096kB 
[  277.770992]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  277.773806] (M) 
[  277.777958]  ? addrconf_rs_timer+0x6f0/0x6f0
[  277.780340] = 25232kB
[  277.785889]  ndisc_alloc_skb+0x144/0x340
[  277.787830] Node 0 
[  277.793289]  ndisc_send_rs+0x331/0x6e0
[  277.795665] Normal: 1065*4kB 
[  277.801140]  addrconf_rs_timer+0x3c0/0x6f0
[  277.803075] (MEH) 
[  277.807491]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.809872] 487*8kB 
[  277.813948]  call_timer_fn+0x272/0x920
[  277.816150] (ME) 
[  277.820045]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.823120] 153*16kB (MEH) 77*32kB 
[  277.827380]  ? process_timeout+0x40/0x40
[  277.829491] (UM) 0*64kB 
[  277.833735]  ? find_held_lock+0x36/0x1c0
[  277.836031] 1*128kB 
[  277.839927]  ? __run_timers+0x7da/0xc70
[  277.841947] (H) 1*256kB 
[  277.846192]  ? _raw_spin_unlock_irq+0x27/0x80
[  277.849784] (U) 1*512kB 
[  277.853857]  ? _raw_spin_unlock_irq+0x27/0x80
[  277.856498] (U) 
[  277.860562]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.862865] 0*1024kB 
[  277.866840]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  277.869475] 0*2048kB 0*4096kB 
[  277.873978]  ? trace_hardirqs_on+0xbd/0x310
[  277.876627] = 13964kB
[  277.881115]  ? kasan_check_read+0x11/0x20
[  277.883070] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  277.887299]  ? __run_timers+0x7da/0xc70
[  277.889687] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  277.894272]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  277.897444] 412 total pagecache pages
[  277.901772]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.904163] 0 pages in swap cache
[  277.908304]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.917120] Swap cache stats: add 0, delete 0, find 0/0
[  277.921102]  __run_timers+0x7e5/0xc70
[  277.929662] Free swap  = 0kB
[  277.935131]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  277.938889] Total swap = 0kB
[  277.943126]  ? compat_start_thread+0x80/0x80
[  277.946546] 1965979 pages RAM
[  277.950791]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.956131] 0 pages HighMem/MovableOnly
[  277.959933]  ? kasan_check_write+0x14/0x20
[  277.962912] 343323 pages reserved
[  277.962920] 0 pages cma reserved
[  277.968283]  ? finish_task_switch+0x2f5/0x900
[  277.971340] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  277.975671]  ? __switch_to_asm+0x40/0x70
[  277.975692]  ? preempt_notifier_register+0x200/0x200
[  277.975707]  ? __switch_to_asm+0x34/0x70
[  277.978857] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  277.984332]  ? __switch_to_asm+0x40/0x70
[  277.988281] syz-executor0 cpuset=
[  277.992506]  ? __switch_to_asm+0x34/0x70
[  277.992521]  ? __switch_to_asm+0x40/0x70
[  277.995953] syz0
[  277.999312]  ? __switch_to_asm+0x34/0x70
[  278.003783]  mems_allowed=0
[  278.010264]  ? __switch_to_asm+0x40/0x70
[  278.010290]  ? pvclock_read_flags+0x160/0x160
[  278.066972]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.072536]  ? check_preemption_disabled+0x48/0x200
[  278.077606]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  278.083172]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  278.088467]  ? rcu_pm_notify+0xc0/0xc0
[  278.092372]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.097919]  ? check_preemption_disabled+0x48/0x200
[  278.102953]  run_timer_softirq+0x52/0xb0
[  278.107024]  ? rcu_read_lock_sched_held+0x108/0x120
[  278.112056]  __do_softirq+0x30b/0xad8
[  278.115874]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  278.120980]  ? trace_hardirqs_off_caller+0x300/0x300
[  278.126091]  ? trace_hardirqs_on+0x310/0x310
[  278.130521]  ? schedule+0x108/0x460
[  278.134164]  ? __schedule+0x1ed0/0x1ed0
[  278.138155]  ? trace_hardirqs_off+0xb8/0x300
[  278.142580]  ? ___might_sleep+0x1ed/0x300
[  278.146736]  ? smpboot_thread_fn+0x68b/0xa00
[  278.151161]  ? trace_hardirqs_on+0x310/0x310
[  278.155593]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.161145]  ? check_preemption_disabled+0x48/0x200
[  278.166174]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.171724]  ? takeover_tasklets+0xa90/0xa90
[  278.176149]  run_ksoftirqd+0x94/0x100
[  278.179960]  smpboot_thread_fn+0x68b/0xa00
[  278.184211]  ? sort_range+0x30/0x30
[  278.187850]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  278.192960]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.198504]  ? __kthread_parkme+0xfb/0x1a0
[  278.202754]  kthread+0x35a/0x420
[  278.206133]  ? sort_range+0x30/0x30
[  278.209767]  ? kthread_bind+0x40/0x40
[  278.213583]  ret_from_fork+0x3a/0x50
[  278.217326] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  278.217405] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  278.224597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  278.224602] Call Trace:
[  278.224609]  <IRQ>
[  278.224635]  dump_stack+0x1c4/0x2b4
[  278.224652]  ? dump_stack_print_info.cold.2+0x52/0x52
[  278.224679]  warn_alloc.cold.118+0xb7/0x1bd
[  278.231213] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  278.240519]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  278.243078] ksoftirqd/1 cpuset=
[  278.245230]  ? lock_downgrade+0x900/0x900
[  278.248852] /
[  278.254048]  ? trace_hardirqs_off+0xb8/0x300
[  278.258344]  mems_allowed=0
[  278.268669]  ? trace_hardirqs_off+0xb8/0x300
[  278.294324]  __alloc_pages_slowpath+0x2667/0x2d80
[  278.299199]  ? warn_alloc+0x120/0x120
[  278.303006]  ? warn_alloc+0x120/0x120
[  278.306811]  ? print_usage_bug+0xc0/0xc0
[  278.310879]  ? warn_alloc+0x120/0x120
[  278.314687]  ? print_usage_bug+0xc0/0xc0
[  278.318756]  ? __lock_acquire+0x7ec/0x4ec0
[  278.322991]  ? __lock_acquire+0x7ec/0x4ec0
[  278.327234]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.332773]  ? should_fail+0x22d/0xd01
[  278.336666]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  278.341774]  ? __lock_acquire+0x7ec/0x4ec0
[  278.346017]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  278.351123]  ? __lock_acquire+0x7ec/0x4ec0
[  278.355361]  ? should_fail+0x22d/0xd01
[  278.359261]  ? mark_held_locks+0x130/0x130
[  278.363500]  ? mark_held_locks+0x130/0x130
[  278.367736]  ? graph_lock+0x170/0x170
[  278.371540]  ? graph_lock+0x170/0x170
[  278.375349]  ? graph_lock+0x170/0x170
[  278.379152]  ? print_usage_bug+0xc0/0xc0
[  278.383214]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.388758]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.394302]  ? check_preemption_disabled+0x48/0x200
[  278.399317]  ? check_preemption_disabled+0x48/0x200
[  278.404348]  ? __lock_is_held+0xb5/0x140
[  278.408422]  __alloc_pages_nodemask+0xa80/0xde0
[  278.413098]  ? graph_lock+0x170/0x170
[  278.416911]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  278.422018]  ? graph_lock+0x170/0x170
[  278.425833]  ? find_held_lock+0x36/0x1c0
[  278.429904]  ? ____cache_alloc_node+0x1c7/0x1e0
[  278.434584]  ? lock_downgrade+0x900/0x900
[  278.438744]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.444292]  cache_grow_begin+0x91/0x8c0
[  278.448357]  ? do_raw_spin_unlock+0xa7/0x2f0
[  278.452786]  fallback_alloc+0x203/0x2e0
[  278.456775]  ____cache_alloc_node+0x1c7/0x1e0
[  278.461280]  kmem_cache_alloc_node+0xe3/0x730
[  278.465779]  ? ipv6_get_ifaddr+0x42e/0x620
[  278.470306]  __alloc_skb+0x119/0x770
[  278.474023]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  278.479307]  ? skb_scrub_packet+0x490/0x490
[  278.483638]  ? lock_downgrade+0x900/0x900
[  278.487796]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.493335]  ? refcount_sub_and_test_checked+0x203/0x310
[  278.498794]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  278.504251]  ? addrconf_rs_timer+0x6f0/0x6f0
[  278.508678]  ndisc_alloc_skb+0x144/0x340
[  278.512747]  ndisc_send_rs+0x331/0x6e0
[  278.516649]  addrconf_rs_timer+0x3c0/0x6f0
[  278.520895]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.525146]  call_timer_fn+0x272/0x920
[  278.529049]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.533297]  ? process_timeout+0x40/0x40
[  278.537365]  ? find_held_lock+0x36/0x1c0
[  278.541442]  ? __run_timers+0x7da/0xc70
[  278.545422]  ? _raw_spin_unlock_irq+0x27/0x80
[  278.549916]  ? _raw_spin_unlock_irq+0x27/0x80
[  278.554418]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.558660]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  278.563245]  ? trace_hardirqs_on+0xbd/0x310
[  278.567575]  ? kasan_check_read+0x11/0x20
[  278.571731]  ? __run_timers+0x7da/0xc70
[  278.575707]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  278.581169]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.585414]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.589656]  __run_timers+0x7e5/0xc70
[  278.593477]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  278.598845]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  278.603861]  ? graph_lock+0x170/0x170
[  278.607666]  ? enqueue_hrtimer+0x1a5/0x560
[  278.611898]  ? lock_release+0x970/0x970
[  278.615875]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  278.621075]  ? find_held_lock+0x36/0x1c0
[  278.625144]  ? graph_lock+0x170/0x170
[  278.628949]  ? pvclock_read_flags+0x160/0x160
[  278.633450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.638991]  ? check_preemption_disabled+0x48/0x200
[  278.644021]  ? __lock_is_held+0xb5/0x140
[  278.648083]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.653630]  ? check_preemption_disabled+0x48/0x200
[  278.658669]  run_timer_softirq+0x52/0xb0
[  278.662735]  ? rcu_read_lock_sched_held+0x108/0x120
[  278.667757]  __do_softirq+0x30b/0xad8
[  278.671584]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  278.676698]  ? pvclock_read_flags+0x160/0x160
[  278.681194]  ? lapic_next_event+0x5a/0x90
[  278.685347]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.690885]  ? check_preemption_disabled+0x48/0x200
[  278.695902]  ? check_preemption_disabled+0x48/0x200
[  278.700928]  ? kvm_clock_read+0x18/0x30
[  278.704903]  ? kvm_sched_clock_read+0x9/0x20
[  278.709316]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.714856]  ? check_preemption_disabled+0x48/0x200
[  278.719888]  irq_exit+0x17f/0x1c0
[  278.723351]  smp_apic_timer_interrupt+0x1cb/0x760
[  278.728194]  ? smp_reschedule_interrupt+0x109/0x650
[  278.733224]  ? smp_call_function_single_interrupt+0x650/0x650
[  278.739108]  ? interrupt_entry+0xb5/0xf0
[  278.743173]  ? trace_hardirqs_off_caller+0xbb/0x300
[  278.748194]  ? trace_hardirqs_off_caller+0xbb/0x300
[  278.753212]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.758056]  ? trace_hardirqs_off+0x300/0x300
[  278.762550]  ? trace_hardirqs_off+0x300/0x300
[  278.767062]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.772603]  ? check_preemption_disabled+0x48/0x200
[  278.777631]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.783184]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.788039]  apic_timer_interrupt+0xf/0x20
[  278.792270]  </IRQ>
[  278.794515] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  278.799451] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  278.818383] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  278.826111] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  278.833389] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  278.840658] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  278.847931] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  278.855205] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  278.862521]  skb_clone+0x1bb/0x500
[  278.866067]  ? finish_task_switch+0x1b5/0x900
[  278.870575]  ? skb_split+0x11e0/0x11e0
[  278.874469]  ? preempt_notifier_register+0x200/0x200
[  278.879598]  ? __switch_to_asm+0x34/0x70
[  278.883674]  ? __switch_to_asm+0x34/0x70
[  278.887735]  ? __switch_to_asm+0x40/0x70
[  278.891794]  ? __switch_to_asm+0x34/0x70
[  278.895859]  ? __switch_to_asm+0x40/0x70
[  278.899928]  ? __switch_to_asm+0x34/0x70
[  278.903990]  ? __switch_to_asm+0x40/0x70
[  278.908049]  ? __switch_to_asm+0x34/0x70
[  278.912113]  ? __switch_to_asm+0x34/0x70
[  278.916172]  ? __switch_to_asm+0x40/0x70
[  278.920251]  ? __switch_to_asm+0x34/0x70
[  278.924327]  bpf_clone_redirect+0xb9/0x490
[  278.928572]  ? __schedule+0x874/0x1ed0
[  278.932470]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  278.937495]  ? __sched_text_start+0x8/0x8
[  278.941650]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  278.946422]  ? find_held_lock+0x36/0x1c0
[  278.950495]  ? lock_acquire+0x1ed/0x520
[  278.954468]  ? bpf_test_run+0x32e/0x5a0
[  278.958448]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.963986]  ? check_preemption_disabled+0x48/0x200
[  278.969005]  ? kasan_check_read+0x11/0x20
[  278.973161]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  278.978445]  ? rcu_bh_qs+0xc0/0xc0
[  278.981991]  ? preempt_schedule+0x4d/0x60
[  278.986146]  ? ___preempt_schedule+0x16/0x18
[  278.990563]  ? bpf_test_run+0x1c0/0x5a0
[  278.994557]  ? netlink_diag_dump+0x2a0/0x2a0
[  278.998981]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.004536]  ? bpf_test_init.isra.9+0x70/0x100
[  279.009143]  ? bpf_prog_test_run_skb+0x634/0xb40
[  279.013914]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  279.018762]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  279.024302]  ? fput+0x130/0x1a0
[  279.027593]  ? __bpf_prog_get+0x9b/0x290
[  279.031663]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  279.036509]  ? bpf_prog_test_run+0x130/0x1a0
[  279.040920]  ? __x64_sys_bpf+0x3d8/0x510
[  279.044984]  ? bpf_prog_get+0x20/0x20
[  279.048794]  ? ksys_ioctl+0x81/0xd0
[  279.052435]  ? do_syscall_64+0x1b9/0x820
[  279.056502]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  279.061872]  ? syscall_return_slowpath+0x5e0/0x5e0
[  279.066815]  ? trace_hardirqs_off+0x300/0x300
[  279.071315]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  279.076334]  ? recalc_sigpending_tsk+0x180/0x180
[  279.081095]  ? kasan_check_write+0x14/0x20
[  279.085344]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  279.090203]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  279.095589] warn_alloc_show_mem: 1 callbacks suppressed
[  279.095601] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  279.095602] Mem-Info:
[  279.095642] active_anon:49480 inactive_anon:371 isolated_anon:0
[  279.095642]  active_file:14 inactive_file:18 isolated_file:1
[  279.095642]  unevictable:0 dirty:0 writeback:0 unstable:0
[  279.095642]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  279.095642]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  279.095642]  free:13768 free_pcp:583 free_cma:0
[  279.100973] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  279.107815] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  279.110212] Call Trace:
[  279.143112] Node 0 
[  279.152481]  dump_stack+0x1c4/0x2b4
[  279.180168] 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
[  279.182735]  ? dump_stack_print_info.cold.2+0x52/0x52
[  279.184947] lowmem_reserve[]:
[  279.188588]  warn_alloc.cold.118+0xb7/0x1bd
[  279.214063]  0
[  279.219261]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  279.222339]  2815
[  279.226660]  ? lock_downgrade+0x900/0x900
[  279.228435]  6318
[  279.233279]  ? trace_hardirqs_off+0xb8/0x300
[  279.235303]  6318
[  279.239467]  ? trace_hardirqs_off+0xb8/0x300
[  279.241505] Node 0 
[  279.245922]  __alloc_pages_slowpath+0x2667/0x2d80
[  279.247975] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  279.252385]  ? warn_alloc+0x120/0x120
[  279.254577] lowmem_reserve[]:
[  279.259421]  ? warn_alloc+0x120/0x120
[  279.286293]  0
[  279.290100]  ? print_usage_bug+0xc0/0xc0
[  279.293169]  0 3503
[  279.296974]  ? warn_alloc+0x120/0x120
[  279.298745]  3503
[  279.302801]  ? print_usage_bug+0xc0/0xc0
[  279.308811]  ? __lock_acquire+0x7ec/0x4ec0
[  279.310848] Node 0 
[  279.314907]  ? __lock_acquire+0x7ec/0x4ec0
[  279.319140] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  279.321354]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.325553] lowmem_reserve[]: 0
[  279.354191]  ? should_fail+0x22d/0xd01
[  279.359710]  0
[  279.362993]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  279.366846]  0
[  279.368652]  ? __lock_acquire+0x7ec/0x4ec0
[  279.373726]  0
[  279.375532]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  279.381538]  ? __lock_acquire+0x7ec/0x4ec0
[  279.386625] Node 0 
[  279.390857]  ? should_fail+0x22d/0xd01
[  279.390867] DMA: 
[  279.393112]  ? mark_held_locks+0x130/0x130
[  279.396971] 1*4kB 
[  279.399034]  ? mark_held_locks+0x130/0x130
[  279.403241] (U) 
[  279.405395]  ? graph_lock+0x170/0x170
[  279.409609] 0*8kB 
[  279.411597]  ? graph_lock+0x170/0x170
[  279.415373] 0*16kB 
[  279.417525]  ? graph_lock+0x170/0x170
[  279.421294] 1*32kB 
[  279.423527]  ? print_usage_bug+0xc0/0xc0
[  279.427298] (U) 
[  279.429532]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.433557] 2*64kB (U) 
[  279.435553]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.441078] 1*128kB 
[  279.443658]  ? check_preemption_disabled+0x48/0x200
[  279.449167] (U) 
[  279.451488]  ? check_preemption_disabled+0x48/0x200
[  279.456485] 1*256kB 
[  279.458470]  ? __lock_is_held+0xb5/0x140
[  279.463446] (U) 
[  279.465771]  __alloc_pages_nodemask+0xa80/0xde0
[  279.469800] 0*512kB 
[  279.471770]  ? graph_lock+0x170/0x170
[  279.476413] 1*1024kB 
[  279.478739]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  279.482508] (U) 
[  279.484913]  ? graph_lock+0x170/0x170
[  279.489898] 1*2048kB (M) 
[  279.491892]  ? find_held_lock+0x36/0x1c0
[  279.495659] 3*4096kB 
[  279.498423]  ? ____cache_alloc_node+0x1c7/0x1e0
[  279.502474] (M) 
[  279.504886]  ? lock_downgrade+0x900/0x900
[  279.509523] = 15908kB
[  279.509532] Node 0 
[  279.511514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.515628] DMA32: 
[  279.518042]  cache_grow_begin+0x91/0x8c0
[  279.520246] 4*4kB 
[  279.525783]  ? do_raw_spin_unlock+0xa7/0x2f0
[  279.527990] (UM) 
[  279.532058]  fallback_alloc+0x203/0x2e0
[  279.534176] 2*8kB 
[  279.538590]  ____cache_alloc_node+0x1c7/0x1e0
[  279.540628] (M) 
[  279.544605]  kmem_cache_alloc_node+0xe3/0x730
[  279.546732] 1*16kB 
[  279.551221]  ? ipv6_get_ifaddr+0x42e/0x620
[  279.553171] (M) 
[  279.557669]  __alloc_skb+0x119/0x770
[  279.559868] 1*32kB (M) 
[  279.564111]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  279.566057] 3*64kB 
[  279.569771]  ? skb_scrub_packet+0x490/0x490
[  279.572329] (UM) 
[  279.577612]  ? lock_downgrade+0x900/0x900
[  279.579830] 3*128kB 
[  279.584155]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.586189] (M) 
[  279.590337]  ? refcount_sub_and_test_checked+0x203/0x310
[  279.592639] 2*256kB 
[  279.598176]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  279.600132] (M) 
[  279.605602]  ? addrconf_rs_timer+0x6f0/0x6f0
[  279.607902] 3*512kB 
[  279.613364]  ndisc_alloc_skb+0x144/0x340
[  279.615304] (M) 
[  279.619721]  ndisc_send_rs+0x331/0x6e0
[  279.622013] 4*1024kB 
[  279.626086]  addrconf_rs_timer+0x3c0/0x6f0
[  279.628028] (UM) 
[  279.631923]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.634302] 3*2048kB 
[  279.638544]  call_timer_fn+0x272/0x920
[  279.640564] (M) 
[  279.644805]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.647185] 3*4096kB 
[  279.651074]  ? process_timeout+0x40/0x40
[  279.653018] (M) 
[  279.657249]  ? find_held_lock+0x36/0x1c0
[  279.657275]  ? __run_timers+0x7da/0xc70
[  279.659662] = 25232kB
[  279.663722]  ? _raw_spin_unlock_irq+0x27/0x80
[  279.665675] Node 0 
[  279.669737]  ? _raw_spin_unlock_irq+0x27/0x80
[  279.673688] Normal: 
[  279.676097]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.680563] 1065*4kB 
[  279.682807]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  279.687274] (MEH) 
[  279.689603]  ? trace_hardirqs_on+0xbd/0x310
[  279.693817] 487*8kB 
[  279.696225]  ? kasan_check_read+0x11/0x20
[  279.700775] (ME) 153*16kB 
[  279.702934]  ? __run_timers+0x7da/0xc70
[  279.707225] (MEH) 
[  279.709550]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  279.713673] 77*32kB 
[  279.716518]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.720464] (UM) 
[  279.722621]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.728048] 0*64kB 
[  279.730373]  __run_timers+0x7e5/0xc70
[  279.734600] 1*128kB 
[  279.736676]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  279.740862] (H) 1*256kB 
[  279.743111]  ? compat_start_thread+0x80/0x80
[  279.746882] (U) 
[  279.749206]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.754534] 1*512kB (U) 
[  279.757225]  ? kasan_check_write+0x14/0x20
[  279.761605] 0*1024kB 
[  279.763590]  ? finish_task_switch+0x2f5/0x900
[  279.769098] 0*2048kB 
[  279.771769]  ? __switch_to_asm+0x40/0x70
[  279.775976] 0*4096kB 
[  279.778392]  ? preempt_notifier_register+0x200/0x200
[  279.782853] = 13964kB
[  279.782868] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  279.785274]  ? __switch_to_asm+0x34/0x70
[  279.789307] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  279.789315] 412 total pagecache pages
[  279.791724]  ? __switch_to_asm+0x40/0x70
[  279.796804] 0 pages in swap cache
[  279.799209]  ? __switch_to_asm+0x34/0x70
[  279.808035] Swap cache stats: add 0, delete 0, find 0/0
[  279.812102]  ? __switch_to_asm+0x40/0x70
[  279.820650] Free swap  = 0kB
[  279.820659] Total swap = 0kB
[  279.824480]  ? __switch_to_asm+0x34/0x70
[  279.828511] 1965979 pages RAM
[  279.831961]  ? __switch_to_asm+0x40/0x70
[  279.835989] 0 pages HighMem/MovableOnly
[  279.835998] 343323 pages reserved
[  279.841365]  ? pvclock_read_flags+0x160/0x160
[  279.845391] 0 pages cma reserved
[  279.848409]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.851469] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  279.855471]  ? check_preemption_disabled+0x48/0x200
[  279.855496]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  279.855513]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  279.858666] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  279.862656]  ? rcu_pm_notify+0xc0/0xc0
[  279.866603] syz-executor0 cpuset=
[  279.870062]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.874548] syz0
[  279.877925]  ? check_preemption_disabled+0x48/0x200
[  279.883442]  mems_allowed=0
[  279.889939]  run_timer_softirq+0x52/0xb0
[  279.942975]  ? rcu_read_lock_sched_held+0x108/0x120
[  279.948027]  __do_softirq+0x30b/0xad8
[  279.951850]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  279.956963]  ? trace_hardirqs_off_caller+0x300/0x300
[  279.962072]  ? trace_hardirqs_on+0x310/0x310
[  279.966492]  ? schedule+0x108/0x460
[  279.970132]  ? __schedule+0x1ed0/0x1ed0
[  279.974119]  ? trace_hardirqs_off+0xb8/0x300
[  279.978541]  ? ___might_sleep+0x1ed/0x300
[  279.982702]  ? smpboot_thread_fn+0x68b/0xa00
[  279.987115]  ? trace_hardirqs_on+0x310/0x310
[  279.991537]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.997119]  ? check_preemption_disabled+0x48/0x200
[  280.002162]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.007725]  ? takeover_tasklets+0xa90/0xa90
[  280.012164]  run_ksoftirqd+0x94/0x100
[  280.015978]  smpboot_thread_fn+0x68b/0xa00
[  280.020227]  ? sort_range+0x30/0x30
[  280.023859]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  280.028988]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.034539]  ? __kthread_parkme+0xfb/0x1a0
[  280.038798]  kthread+0x35a/0x420
[  280.042170]  ? sort_range+0x30/0x30
[  280.045800]  ? kthread_bind+0x40/0x40
[  280.049613]  ret_from_fork+0x3a/0x50
[  280.053350] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  280.053430] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  280.060630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  280.060640] Call Trace:
[  280.067272] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  280.076488]  <IRQ>
[  280.079062] ksoftirqd/1 cpuset=
[  280.089378]  dump_stack+0x1c4/0x2b4
[  280.091500] /
[  280.094773]  ? dump_stack_print_info.cold.2+0x52/0x52
[  280.098378]  mems_allowed=0
[  280.100095]  warn_alloc.cold.118+0xb7/0x1bd
[  280.112490]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  280.117345]  ? lock_downgrade+0x900/0x900
[  280.121507]  ? trace_hardirqs_off+0xb8/0x300
[  280.125923]  ? trace_hardirqs_off+0xb8/0x300
[  280.130348]  __alloc_pages_slowpath+0x2667/0x2d80
[  280.135251]  ? warn_alloc+0x120/0x120
[  280.139067]  ? warn_alloc+0x120/0x120
[  280.142874]  ? print_usage_bug+0xc0/0xc0
[  280.146937]  ? warn_alloc+0x120/0x120
[  280.150741]  ? print_usage_bug+0xc0/0xc0
[  280.154804]  ? __lock_acquire+0x7ec/0x4ec0
[  280.159044]  ? __lock_acquire+0x7ec/0x4ec0
[  280.163283]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.168821]  ? should_fail+0x22d/0xd01
[  280.172714]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  280.177823]  ? __lock_acquire+0x7ec/0x4ec0
[  280.182066]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  280.187170]  ? __lock_acquire+0x7ec/0x4ec0
[  280.191407]  ? should_fail+0x22d/0xd01
[  280.195305]  ? mark_held_locks+0x130/0x130
[  280.199548]  ? mark_held_locks+0x130/0x130
[  280.203797]  ? graph_lock+0x170/0x170
[  280.207609]  ? graph_lock+0x170/0x170
[  280.211431]  ? graph_lock+0x170/0x170
[  280.215245]  ? print_usage_bug+0xc0/0xc0
[  280.219313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.224853]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.230400]  ? check_preemption_disabled+0x48/0x200
[  280.235416]  ? check_preemption_disabled+0x48/0x200
[  280.240479]  ? __lock_is_held+0xb5/0x140
[  280.244549]  __alloc_pages_nodemask+0xa80/0xde0
[  280.249232]  ? graph_lock+0x170/0x170
[  280.253040]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  280.258058]  ? graph_lock+0x170/0x170
[  280.261874]  ? find_held_lock+0x36/0x1c0
[  280.265950]  ? ____cache_alloc_node+0x1c7/0x1e0
[  280.270631]  ? lock_downgrade+0x900/0x900
[  280.274790]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.280337]  cache_grow_begin+0x91/0x8c0
[  280.284402]  ? do_raw_spin_unlock+0xa7/0x2f0
[  280.288822]  fallback_alloc+0x203/0x2e0
[  280.292806]  ____cache_alloc_node+0x1c7/0x1e0
[  280.297311]  kmem_cache_alloc_node+0xe3/0x730
[  280.301811]  ? ipv6_get_ifaddr+0x42e/0x620
[  280.306061]  __alloc_skb+0x119/0x770
[  280.309780]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  280.315066]  ? skb_scrub_packet+0x490/0x490
[  280.319394]  ? lock_downgrade+0x900/0x900
[  280.323558]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.329115]  ? refcount_sub_and_test_checked+0x203/0x310
[  280.334585]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  280.340053]  ? addrconf_rs_timer+0x6f0/0x6f0
[  280.344488]  ndisc_alloc_skb+0x144/0x340
[  280.348562]  ndisc_send_rs+0x331/0x6e0
[  280.352479]  addrconf_rs_timer+0x3c0/0x6f0
[  280.356723]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.360979]  call_timer_fn+0x272/0x920
[  280.364870]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.369112]  ? process_timeout+0x40/0x40
[  280.373174]  ? find_held_lock+0x36/0x1c0
[  280.377246]  ? __run_timers+0x7da/0xc70
[  280.381229]  ? _raw_spin_unlock_irq+0x27/0x80
[  280.385745]  ? _raw_spin_unlock_irq+0x27/0x80
[  280.390249]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.394486]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  280.399070]  ? trace_hardirqs_on+0xbd/0x310
[  280.403395]  ? kasan_check_read+0x11/0x20
[  280.407556]  ? __run_timers+0x7da/0xc70
[  280.411558]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  280.417047]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.421300]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.425540]  __run_timers+0x7e5/0xc70
[  280.429363]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  280.434736]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  280.439757]  ? graph_lock+0x170/0x170
[  280.443564]  ? enqueue_hrtimer+0x1a5/0x560
[  280.447814]  ? lock_release+0x970/0x970
[  280.451795]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  280.456999]  ? find_held_lock+0x36/0x1c0
[  280.461069]  ? graph_lock+0x170/0x170
[  280.464878]  ? pvclock_read_flags+0x160/0x160
[  280.469381]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.475124]  ? check_preemption_disabled+0x48/0x200
[  280.480159]  ? __lock_is_held+0xb5/0x140
[  280.484232]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.489773]  ? check_preemption_disabled+0x48/0x200
[  280.494802]  run_timer_softirq+0x52/0xb0
[  280.498866]  ? rcu_read_lock_sched_held+0x108/0x120
[  280.503889]  __do_softirq+0x30b/0xad8
[  280.507707]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  280.512822]  ? pvclock_read_flags+0x160/0x160
[  280.517320]  ? lapic_next_event+0x5a/0x90
[  280.521468]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.527011]  ? check_preemption_disabled+0x48/0x200
[  280.532028]  ? check_preemption_disabled+0x48/0x200
[  280.537051]  ? kvm_clock_read+0x18/0x30
[  280.541026]  ? kvm_sched_clock_read+0x9/0x20
[  280.545444]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.550982]  ? check_preemption_disabled+0x48/0x200
[  280.556020]  irq_exit+0x17f/0x1c0
[  280.559482]  smp_apic_timer_interrupt+0x1cb/0x760
[  280.564325]  ? smp_reschedule_interrupt+0x109/0x650
[  280.569349]  ? smp_call_function_single_interrupt+0x650/0x650
[  280.575236]  ? interrupt_entry+0xb5/0xf0
[  280.579305]  ? trace_hardirqs_off_caller+0xbb/0x300
[  280.584325]  ? trace_hardirqs_off_caller+0xbb/0x300
[  280.589355]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.594206]  ? trace_hardirqs_off+0x300/0x300
[  280.598706]  ? trace_hardirqs_off+0x300/0x300
[  280.603206]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.608743]  ? check_preemption_disabled+0x48/0x200
[  280.613772]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.619334]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.624198]  apic_timer_interrupt+0xf/0x20
[  280.628431]  </IRQ>
[  280.630681] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  280.635615] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  280.654533] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  280.662257] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  280.669528] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  280.676799] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  280.684070] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  280.691338] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  280.698667]  skb_clone+0x1bb/0x500
[  280.702211]  ? finish_task_switch+0x1b5/0x900
[  280.706712]  ? skb_split+0x11e0/0x11e0
[  280.710607]  ? preempt_notifier_register+0x200/0x200
[  280.715717]  ? __switch_to_asm+0x34/0x70
[  280.719784]  ? __switch_to_asm+0x34/0x70
[  280.723848]  ? __switch_to_asm+0x40/0x70
[  280.727910]  ? __switch_to_asm+0x34/0x70
[  280.731969]  ? __switch_to_asm+0x40/0x70
[  280.736031]  ? __switch_to_asm+0x34/0x70
[  280.740093]  ? __switch_to_asm+0x40/0x70
[  280.744244]  ? __switch_to_asm+0x34/0x70
[  280.748307]  ? __switch_to_asm+0x34/0x70
[  280.752368]  ? __switch_to_asm+0x40/0x70
[  280.756425]  ? __switch_to_asm+0x34/0x70
[  280.760496]  bpf_clone_redirect+0xb9/0x490
[  280.764733]  ? __schedule+0x874/0x1ed0
[  280.768635]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  280.773663]  ? __sched_text_start+0x8/0x8
[  280.777813]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  280.782588]  ? find_held_lock+0x36/0x1c0
[  280.786663]  ? lock_acquire+0x1ed/0x520
[  280.790642]  ? bpf_test_run+0x32e/0x5a0
[  280.794628]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.800165]  ? check_preemption_disabled+0x48/0x200
[  280.805189]  ? kasan_check_read+0x11/0x20
[  280.809343]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  280.814647]  ? rcu_bh_qs+0xc0/0xc0
[  280.818200]  ? preempt_schedule+0x4d/0x60
[  280.822353]  ? ___preempt_schedule+0x16/0x18
[  280.826769]  ? bpf_test_run+0x1c0/0x5a0
[  280.830759]  ? netlink_diag_dump+0x2a0/0x2a0
[  280.835182]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.840819]  ? bpf_test_init.isra.9+0x70/0x100
[  280.845416]  ? bpf_prog_test_run_skb+0x634/0xb40
[  280.850188]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  280.855042]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  280.860594]  ? fput+0x130/0x1a0
[  280.863934]  ? __bpf_prog_get+0x9b/0x290
[  280.868003]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  280.872879]  ? bpf_prog_test_run+0x130/0x1a0
[  280.877309]  ? __x64_sys_bpf+0x3d8/0x510
[  280.881376]  ? bpf_prog_get+0x20/0x20
[  280.885191]  ? ksys_ioctl+0x81/0xd0
[  280.888832]  ? do_syscall_64+0x1b9/0x820
[  280.892899]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  280.898273]  ? syscall_return_slowpath+0x5e0/0x5e0
[  280.903214]  ? trace_hardirqs_off+0x300/0x300
[  280.907715]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  280.912735]  ? recalc_sigpending_tsk+0x180/0x180
[  280.917494]  ? kasan_check_write+0x14/0x20
[  280.921736]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.926600]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  280.931982] warn_alloc_show_mem: 1 callbacks suppressed
[  280.931993] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  280.931995] Mem-Info:
[  280.932027] active_anon:49480 inactive_anon:371 isolated_anon:0
[  280.932027]  active_file:14 inactive_file:18 isolated_file:1
[  280.932027]  unevictable:0 dirty:0 writeback:0 unstable:0
[  280.932027]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  280.932027]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  280.932027]  free:13768 free_pcp:583 free_cma:0
[  280.937368] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  280.944231] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  280.946640] Call Trace:
[  280.979535] Node 0 
[  280.988903]  dump_stack+0x1c4/0x2b4
[  281.016676] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  281.019243]  ? dump_stack_print_info.cold.2+0x52/0x52
[  281.021445] lowmem_reserve[]: 0
[  281.025091]  warn_alloc.cold.118+0xb7/0x1bd
[  281.050574]  2815
[  281.055772]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  281.059034]  6318 6318
[  281.063365]  ? lock_downgrade+0x900/0x900
[  281.070238]  ? trace_hardirqs_off+0xb8/0x300
[  281.072703] Node 0 
[  281.076845]  ? trace_hardirqs_off+0xb8/0x300
[  281.081251] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  281.083465]  __alloc_pages_slowpath+0x2667/0x2d80
[  281.087836] lowmem_reserve[]: 0
[  281.114770]  ? warn_alloc+0x120/0x120
[  281.119561]  0
[  281.122865]  ? warn_alloc+0x120/0x120
[  281.126634]  3503 3503
[  281.128444]  ? print_usage_bug+0xc0/0xc0
[  281.134710]  ? warn_alloc+0x120/0x120
[  281.138744] Node 0 
[  281.142537]  ? print_usage_bug+0xc0/0xc0
[  281.142577] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  281.142584] lowmem_reserve[]:
[  281.144817]  ? __lock_acquire+0x7ec/0x4ec0
[  281.148856]  0
[  281.177326]  ? __lock_acquire+0x7ec/0x4ec0
[  281.180404]  0
[  281.184646]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.186417]  0
[  281.190654]  ? should_fail+0x22d/0xd01
[  281.192430]  0
[  281.197967]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  281.203631]  ? __lock_acquire+0x7ec/0x4ec0
[  281.205413] Node 0 
[  281.210522]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  281.214727] DMA: 
[  281.216967]  ? __lock_acquire+0x7ec/0x4ec0
[  281.222040] 1*4kB 
[  281.224100]  ? should_fail+0x22d/0xd01
[  281.228306] (U) 
[  281.230453]  ? print_usage_bug+0xc0/0xc0
[  281.234316] 0*8kB 
[  281.236293]  ? mark_held_locks+0x130/0x130
[  281.240316] 0*16kB 
[  281.242460]  ? mark_held_locks+0x130/0x130
[  281.246668] 1*32kB 
[  281.248904]  ? graph_lock+0x170/0x170
[  281.253108] (U) 
[  281.255345]  ? print_usage_bug+0xc0/0xc0
[  281.259118] 2*64kB 
[  281.261095]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  281.265130] (U) 
[  281.267372]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.272102] 1*128kB 
[  281.274102]  ? check_preemption_disabled+0x48/0x200
[  281.279612] (U) 
[  281.281933]  ? check_preemption_disabled+0x48/0x200
[  281.286915] 1*256kB (U) 
[  281.288925]  ? __lock_is_held+0xb5/0x140
[  281.293905] 0*512kB 
[  281.296585]  __alloc_pages_nodemask+0xa80/0xde0
[  281.300612] 1*1024kB (U) 
[  281.302944]  ? graph_lock+0x170/0x170
[  281.307587] 1*2048kB (M) 
[  281.310354]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  281.314121] 3*4096kB (M) 
[  281.316889]  ? graph_lock+0x170/0x170
[  281.321880] = 15908kB
[  281.324644]  ? find_held_lock+0x36/0x1c0
[  281.328432] Node 0 
[  281.330846]  ? ____cache_alloc_node+0x1c7/0x1e0
[  281.334872] DMA32: 
[  281.337107]  ? lock_downgrade+0x900/0x900
[  281.342195] 4*4kB 
[  281.344439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.348551] (UM) 
[  281.350707]  cache_grow_begin+0x91/0x8c0
[  281.356216] 2*8kB 
[  281.358280]  ? do_raw_spin_unlock+0xa7/0x2f0
[  281.362310] (M) 
[  281.364459]  fallback_alloc+0x203/0x2e0
[  281.368830] 1*16kB (M) 
[  281.370819]  ____cache_alloc_node+0x1c7/0x1e0
[  281.374760] 1*32kB 
[  281.377344]  kmem_cache_alloc_node+0xe3/0x730
[  281.381807] (M) 
[  281.384045]  ? ipv6_get_ifaddr+0x42e/0x620
[  281.388545] 3*64kB (UM) 
[  281.390547]  __alloc_skb+0x119/0x770
[  281.394748] 3*128kB 
[  281.397450]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  281.401132] (M) 2*256kB 
[  281.403475]  ? skb_scrub_packet+0x490/0x490
[  281.408732] (M) 
[  281.411407]  ? lock_downgrade+0x900/0x900
[  281.415695] 3*512kB (M) 
[  281.417683]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.421795] 4*1024kB 
[  281.424468]  ? refcount_sub_and_test_checked+0x203/0x310
[  281.429969] (UM) 3*2048kB 
[  281.432391]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  281.437802] (M) 3*4096kB 
[  281.440658]  ? addrconf_rs_timer+0x6f0/0x6f0
[  281.446081] (M) 
[  281.448843]  ndisc_alloc_skb+0x144/0x340
[  281.453215] = 25232kB
[  281.455190]  ndisc_send_rs+0x331/0x6e0
[  281.459220] Node 0 
[  281.461632]  addrconf_rs_timer+0x3c0/0x6f0
[  281.465492] Normal: 
[  281.467728]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.471933] 1065*4kB 
[  281.474266]  call_timer_fn+0x272/0x920
[  281.478464] (MEH) 
[  281.480873]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.484730] 487*8kB 
[  281.486879]  ? process_timeout+0x40/0x40
[  281.491095] (ME) 
[  281.493418]  ? find_held_lock+0x36/0x1c0
[  281.497455] 153*16kB 
[  281.499520]  ? __run_timers+0x7da/0xc70
[  281.503548] (MEH) 
[  281.505964]  ? _raw_spin_unlock_irq+0x27/0x80
[  281.509907] 77*32kB (UM) 
[  281.512063]  ? _raw_spin_unlock_irq+0x27/0x80
[  281.516527] 0*64kB 1*128kB 
[  281.519293]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.523762] (H) 
[  281.526713]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  281.530913] 1*256kB (U) 
[  281.532899]  ? trace_hardirqs_on+0xbd/0x310
[  281.537448] 1*512kB (U) 
[  281.540131]  ? kasan_check_read+0x11/0x20
[  281.544424] 0*1024kB 
[  281.547095]  ? __run_timers+0x7da/0xc70
[  281.551212] 0*2048kB 
[  281.553620]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  281.557576] 0*4096kB 
[  281.559983]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.565397] = 13964kB
[  281.565411] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  281.567814]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.572023] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  281.574423]  __run_timers+0x7e5/0xc70
[  281.583229] 412 total pagecache pages
[  281.587469]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  281.596013] 0 pages in swap cache
[  281.599808]  ? compat_start_thread+0x80/0x80
[  281.603585] Swap cache stats: add 0, delete 0, find 0/0
[  281.603594] Free swap  = 0kB
[  281.608954]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.612372] Total swap = 0kB
[  281.612381] 1965979 pages RAM
[  281.616788]  ? kasan_check_write+0x14/0x20
[  281.622121] 0 pages HighMem/MovableOnly
[  281.625142]  ? finish_task_switch+0x2f5/0x900
[  281.630648] 343323 pages reserved
[  281.633663]  ? __switch_to_asm+0x40/0x70
[  281.636741] 0 pages cma reserved
[  281.640975]  ? preempt_notifier_register+0x200/0x200
[  281.644993] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  281.649426]  ? __switch_to_asm+0x34/0x70
[  281.652971] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  281.656911]  ? __switch_to_asm+0x40/0x70
[  281.660250] syz-executor0 cpuset=
[  281.665348]  ? __switch_to_asm+0x34/0x70
[  281.671813] syz0
[  281.675871]  ? __switch_to_asm+0x40/0x70
[  281.686338]  mems_allowed=0
[  281.690397]  ? __switch_to_asm+0x34/0x70
[  281.710840]  ? __switch_to_asm+0x40/0x70
[  281.714918]  ? pvclock_read_flags+0x160/0x160
[  281.719421]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.724967]  ? check_preemption_disabled+0x48/0x200
[  281.730007]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  281.735551]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  281.740844]  ? rcu_pm_notify+0xc0/0xc0
[  281.744740]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.750284]  ? check_preemption_disabled+0x48/0x200
[  281.755319]  run_timer_softirq+0x52/0xb0
[  281.759383]  ? rcu_read_lock_sched_held+0x108/0x120
[  281.764410]  __do_softirq+0x30b/0xad8
[  281.768225]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  281.773333]  ? trace_hardirqs_off_caller+0x300/0x300
[  281.778438]  ? trace_hardirqs_on+0x310/0x310
[  281.782862]  ? schedule+0x108/0x460
[  281.786496]  ? __schedule+0x1ed0/0x1ed0
[  281.790478]  ? trace_hardirqs_off+0xb8/0x300
[  281.794889]  ? ___might_sleep+0x1ed/0x300
[  281.799040]  ? smpboot_thread_fn+0x68b/0xa00
[  281.803465]  ? trace_hardirqs_on+0x310/0x310
[  281.807877]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.813423]  ? check_preemption_disabled+0x48/0x200
[  281.818442]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.823983]  ? takeover_tasklets+0xa90/0xa90
[  281.828395]  run_ksoftirqd+0x94/0x100
[  281.832201]  smpboot_thread_fn+0x68b/0xa00
[  281.836443]  ? sort_range+0x30/0x30
[  281.840076]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  281.845194]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.850752]  ? __kthread_parkme+0xfb/0x1a0
[  281.854999]  kthread+0x35a/0x420
[  281.858369]  ? sort_range+0x30/0x30
[  281.861999]  ? kthread_bind+0x40/0x40
[  281.865810]  ret_from_fork+0x3a/0x50
[  281.869546] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  281.869636] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  281.876822] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  281.876827] Call Trace:
[  281.876834]  <IRQ>
[  281.876851]  dump_stack+0x1c4/0x2b4
[  281.876867]  ? dump_stack_print_info.cold.2+0x52/0x52
[  281.876895]  warn_alloc.cold.118+0xb7/0x1bd
[  281.883461] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  281.892739]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  281.895303] ksoftirqd/1 cpuset=
[  281.897447]  ? lock_downgrade+0x900/0x900
[  281.901047] /
[  281.906235]  ? trace_hardirqs_off+0xb8/0x300
[  281.910530]  mems_allowed=0
[  281.920840]  ? trace_hardirqs_off+0xb8/0x300
[  281.946462]  __alloc_pages_slowpath+0x2667/0x2d80
[  281.951343]  ? warn_alloc+0x120/0x120
[  281.955148]  ? trace_hardirqs_on+0x310/0x310
[  281.959558]  ? warn_alloc+0x120/0x120
[  281.963373]  ? print_usage_bug+0xc0/0xc0
[  281.967443]  ? warn_alloc+0x120/0x120
[  281.971243]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  281.976262]  ? print_usage_bug+0xc0/0xc0
[  281.980325]  ? __lock_acquire+0x7ec/0x4ec0
[  281.984599]  ? __lock_acquire+0x7ec/0x4ec0
[  281.988843]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.994382]  ? should_fail+0x22d/0xd01
[  281.998272]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  282.003379]  ? __lock_acquire+0x7ec/0x4ec0
[  282.007629]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  282.012729]  ? __lock_acquire+0x7ec/0x4ec0
[  282.016962]  ? should_fail+0x22d/0xd01
[  282.020845]  ? print_usage_bug+0xc0/0xc0
[  282.024916]  ? mark_held_locks+0x130/0x130
[  282.029154]  ? mark_held_locks+0x130/0x130
[  282.033399]  ? graph_lock+0x170/0x170
[  282.037199]  ? print_usage_bug+0xc0/0xc0
[  282.041262]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  282.046032]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.051582]  ? check_preemption_disabled+0x48/0x200
[  282.056599]  ? check_preemption_disabled+0x48/0x200
[  282.061639]  ? __lock_is_held+0xb5/0x140
[  282.065709]  __alloc_pages_nodemask+0xa80/0xde0
[  282.070382]  ? graph_lock+0x170/0x170
[  282.074208]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  282.079221]  ? graph_lock+0x170/0x170
[  282.083033]  ? find_held_lock+0x36/0x1c0
[  282.087108]  ? ____cache_alloc_node+0x1c7/0x1e0
[  282.091781]  ? lock_downgrade+0x900/0x900
[  282.095941]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.101488]  cache_grow_begin+0x91/0x8c0
[  282.105557]  ? do_raw_spin_unlock+0xa7/0x2f0
[  282.109986]  fallback_alloc+0x203/0x2e0
[  282.113970]  ____cache_alloc_node+0x1c7/0x1e0
[  282.118473]  kmem_cache_alloc_node+0xe3/0x730
[  282.122973]  ? ipv6_get_ifaddr+0x42e/0x620
[  282.127219]  __alloc_skb+0x119/0x770
[  282.130937]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  282.136221]  ? skb_scrub_packet+0x490/0x490
[  282.140543]  ? lock_downgrade+0x900/0x900
[  282.144709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.150247]  ? refcount_sub_and_test_checked+0x203/0x310
[  282.155705]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  282.161159]  ? addrconf_rs_timer+0x6f0/0x6f0
[  282.165596]  ndisc_alloc_skb+0x144/0x340
[  282.169670]  ndisc_send_rs+0x331/0x6e0
[  282.173577]  addrconf_rs_timer+0x3c0/0x6f0
[  282.177823]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.182071]  call_timer_fn+0x272/0x920
[  282.185962]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.190198]  ? process_timeout+0x40/0x40
[  282.194256]  ? find_held_lock+0x36/0x1c0
[  282.198330]  ? __run_timers+0x7da/0xc70
[  282.202308]  ? _raw_spin_unlock_irq+0x27/0x80
[  282.206805]  ? _raw_spin_unlock_irq+0x27/0x80
[  282.211298]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.215536]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  282.220126]  ? trace_hardirqs_on+0xbd/0x310
[  282.224447]  ? kasan_check_read+0x11/0x20
[  282.228608]  ? __run_timers+0x7da/0xc70
[  282.232595]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  282.238061]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.242304]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.246554]  __run_timers+0x7e5/0xc70
[  282.250380]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  282.255752]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  282.260769]  ? graph_lock+0x170/0x170
[  282.264583]  ? enqueue_hrtimer+0x1a5/0x560
[  282.268818]  ? lock_release+0x970/0x970
[  282.272796]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  282.277992]  ? find_held_lock+0x36/0x1c0
[  282.282057]  ? graph_lock+0x170/0x170
[  282.285867]  ? pvclock_read_flags+0x160/0x160
[  282.290363]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.295901]  ? check_preemption_disabled+0x48/0x200
[  282.300928]  ? __lock_is_held+0xb5/0x140
[  282.304991]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.310547]  ? check_preemption_disabled+0x48/0x200
[  282.315590]  run_timer_softirq+0x52/0xb0
[  282.319658]  ? rcu_read_lock_sched_held+0x108/0x120
[  282.324681]  __do_softirq+0x30b/0xad8
[  282.328498]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  282.333613]  ? pvclock_read_flags+0x160/0x160
[  282.338115]  ? lapic_next_event+0x5a/0x90
[  282.342265]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.347804]  ? check_preemption_disabled+0x48/0x200
[  282.352819]  ? check_preemption_disabled+0x48/0x200
[  282.357848]  ? kvm_clock_read+0x18/0x30
[  282.361824]  ? kvm_sched_clock_read+0x9/0x20
[  282.366234]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.371769]  ? check_preemption_disabled+0x48/0x200
[  282.376798]  irq_exit+0x17f/0x1c0
[  282.380255]  smp_apic_timer_interrupt+0x1cb/0x760
[  282.385098]  ? smp_reschedule_interrupt+0x109/0x650
[  282.390118]  ? smp_call_function_single_interrupt+0x650/0x650
[  282.396006]  ? interrupt_entry+0xb5/0xf0
[  282.400090]  ? trace_hardirqs_off_caller+0xbb/0x300
[  282.405196]  ? trace_hardirqs_off_caller+0xbb/0x300
[  282.410220]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.415066]  ? trace_hardirqs_off+0x300/0x300
[  282.419564]  ? trace_hardirqs_off+0x300/0x300
[  282.424070]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.429607]  ? check_preemption_disabled+0x48/0x200
[  282.434642]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.440188]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.445073]  apic_timer_interrupt+0xf/0x20
[  282.449333]  </IRQ>
[  282.451606] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  282.456543] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  282.475663] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  282.483379] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  282.490652] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  282.497921] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  282.505190] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  282.512462] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  282.519782]  skb_clone+0x1bb/0x500
[  282.523346]  ? finish_task_switch+0x1b5/0x900
[  282.527846]  ? skb_split+0x11e0/0x11e0
[  282.531741]  ? preempt_notifier_register+0x200/0x200
[  282.536846]  ? __switch_to_asm+0x34/0x70
[  282.540909]  ? __switch_to_asm+0x34/0x70
[  282.544967]  ? __switch_to_asm+0x40/0x70
[  282.549025]  ? __switch_to_asm+0x34/0x70
[  282.553082]  ? __switch_to_asm+0x40/0x70
[  282.557144]  ? __switch_to_asm+0x34/0x70
[  282.561204]  ? __switch_to_asm+0x40/0x70
[  282.565262]  ? __switch_to_asm+0x34/0x70
[  282.569328]  ? __switch_to_asm+0x34/0x70
[  282.573388]  ? __switch_to_asm+0x40/0x70
[  282.577448]  ? __switch_to_asm+0x34/0x70
[  282.581519]  bpf_clone_redirect+0xb9/0x490
[  282.585758]  ? __schedule+0x874/0x1ed0
[  282.589654]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  282.594675]  ? __sched_text_start+0x8/0x8
[  282.598828]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  282.603607]  ? find_held_lock+0x36/0x1c0
[  282.607679]  ? lock_acquire+0x1ed/0x520
[  282.611655]  ? bpf_test_run+0x32e/0x5a0
[  282.615641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.621185]  ? check_preemption_disabled+0x48/0x200
[  282.626209]  ? kasan_check_read+0x11/0x20
[  282.630362]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  282.635649]  ? rcu_bh_qs+0xc0/0xc0
[  282.639199]  ? preempt_schedule+0x4d/0x60
[  282.643356]  ? ___preempt_schedule+0x16/0x18
[  282.647785]  ? bpf_test_run+0x1c0/0x5a0
[  282.651785]  ? netlink_diag_dump+0x2a0/0x2a0
[  282.656204]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.661739]  ? bpf_test_init.isra.9+0x70/0x100
[  282.666327]  ? bpf_prog_test_run_skb+0x634/0xb40
[  282.671093]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  282.675941]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  282.681484]  ? fput+0x130/0x1a0
[  282.684765]  ? __bpf_prog_get+0x9b/0x290
[  282.688829]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  282.693674]  ? bpf_prog_test_run+0x130/0x1a0
[  282.698086]  ? __x64_sys_bpf+0x3d8/0x510
[  282.702148]  ? bpf_prog_get+0x20/0x20
[  282.705961]  ? ksys_ioctl+0x81/0xd0
[  282.709609]  ? do_syscall_64+0x1b9/0x820
[  282.713678]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  282.719043]  ? syscall_return_slowpath+0x5e0/0x5e0
[  282.723996]  ? trace_hardirqs_off+0x300/0x300
[  282.728493]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  282.733510]  ? recalc_sigpending_tsk+0x180/0x180
[  282.738268]  ? kasan_check_write+0x14/0x20
[  282.742550]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.747410]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  282.752789] warn_alloc_show_mem: 1 callbacks suppressed
[  282.752800] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  282.752802] Mem-Info:
[  282.752835] active_anon:49480 inactive_anon:371 isolated_anon:0
[  282.752835]  active_file:14 inactive_file:18 isolated_file:1
[  282.752835]  unevictable:0 dirty:0 writeback:0 unstable:0
[  282.752835]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  282.752835]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  282.752835]  free:13768 free_pcp:583 free_cma:0
[  282.758172] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  282.765016] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  282.767415] Call Trace:
[  282.800289] Node 0 
[  282.809659]  dump_stack+0x1c4/0x2b4
[  282.837340] 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
[  282.839908]  ? dump_stack_print_info.cold.2+0x52/0x52
[  282.842103] lowmem_reserve[]: 0
[  282.845768]  warn_alloc.cold.118+0xb7/0x1bd
[  282.871233]  2815 6318
[  282.876436]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  282.879673]  6318
[  282.883996]  ? lock_downgrade+0x900/0x900
[  282.886465] Node 0 
[  282.891303]  ? trace_hardirqs_off+0xb8/0x300
[  282.893369] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  282.897485]  ? trace_hardirqs_off+0xb8/0x300
[  282.899686] lowmem_reserve[]: 0
[  282.904104]  __alloc_pages_slowpath+0x2667/0x2d80
[  282.930973]  0
[  282.935411]  ? warn_alloc+0x120/0x120
[  282.938631]  3503 3503
[  282.943483]  ? warn_alloc+0x120/0x120
[  282.949047]  ? print_usage_bug+0xc0/0xc0
[  282.951517] Node 0 
[  282.955310]  ? warn_alloc+0x120/0x120
[  282.959395] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  282.961604]  ? print_usage_bug+0xc0/0xc0
[  282.965370] lowmem_reserve[]: 0
[  282.993839]  ? __lock_acquire+0x7ec/0x4ec0
[  282.997875]  0
[  283.001152]  ? __lock_acquire+0x7ec/0x4ec0
[  283.005361]  0
[  283.007165]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.011365]  0
[  283.013177]  ? should_fail+0x22d/0xd01
[  283.018686] Node 0 
[  283.020492]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  283.024343] DMA: 1*4kB 
[  283.026591]  ? __lock_acquire+0x7ec/0x4ec0
[  283.031684] (U) 
[  283.034270]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  283.038472] 0*8kB 0*16kB 
[  283.040454]  ? __lock_acquire+0x7ec/0x4ec0
[  283.045533] 1*32kB 
[  283.048285]  ? should_fail+0x22d/0xd01
[  283.052494] (U) 
[  283.054729]  ? print_usage_bug+0xc0/0xc0
[  283.058595] 2*64kB 
[  283.060578]  ? mark_held_locks+0x130/0x130
[  283.064602] (U) 
[  283.066838]  ? mark_held_locks+0x130/0x130
[  283.071047] 1*128kB 
[  283.073019]  ? graph_lock+0x170/0x170
[  283.077223] (U) 
[  283.079539]  ? print_usage_bug+0xc0/0xc0
[  283.083313] 1*256kB (U) 
[  283.085303]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  283.089330] 0*512kB 1*1024kB 
[  283.092011]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.096737] (U) 
[  283.099837]  ? check_preemption_disabled+0x48/0x200
[  283.105341] 1*2048kB (M) 
[  283.107321]  ? check_preemption_disabled+0x48/0x200
[  283.113001] 3*4096kB (M) 
[  283.115774]  ? __lock_is_held+0xb5/0x140
[  283.120753] = 15908kB
[  283.123510]  __alloc_pages_nodemask+0xa80/0xde0
[  283.127540] Node 0 
[  283.129945]  ? graph_lock+0x170/0x170
[  283.134587] DMA32: 4*4kB 
[  283.136833]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  283.140604] (UM) 
[  283.143358]  ? graph_lock+0x170/0x170
[  283.148343] 2*8kB (M) 
[  283.150418]  ? find_held_lock+0x36/0x1c0
[  283.154184] 1*16kB 
[  283.156682]  ? ____cache_alloc_node+0x1c7/0x1e0
[  283.160707] (M) 
[  283.162939]  ? lock_downgrade+0x900/0x900
[  283.167586] 1*32kB 
[  283.169562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.173682] (M) 
[  283.175916]  cache_grow_begin+0x91/0x8c0
[  283.181434] 3*64kB 
[  283.183408]  ? do_raw_spin_unlock+0xa7/0x2f0
[  283.187439] (UM) 
[  283.189676]  fallback_alloc+0x203/0x2e0
[  283.194047] 3*128kB (M) 
[  283.196116]  ____cache_alloc_node+0x1c7/0x1e0
[  283.200063] 2*256kB 
[  283.202731]  kmem_cache_alloc_node+0xe3/0x730
[  283.207195] (M) 
[  283.209512]  ? ipv6_get_ifaddr+0x42e/0x620
[  283.213980] 3*512kB 
[  283.215958]  __alloc_skb+0x119/0x770
[  283.220158] (M) 
[  283.222500]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  283.226185] 4*1024kB 
[  283.228163]  ? skb_scrub_packet+0x490/0x490
[  283.233411] (UM) 
[  283.235820]  ? lock_downgrade+0x900/0x900
[  283.240116] 3*2048kB 
[  283.242183]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.246299] (M) 
[  283.248708]  ? refcount_sub_and_test_checked+0x203/0x310
[  283.254213] 3*4096kB (M) 
[  283.256196]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  283.261616] = 25232kB
[  283.264373]  ? addrconf_rs_timer+0x6f0/0x6f0
[  283.269796] Node 0 
[  283.272212]  ndisc_alloc_skb+0x144/0x340
[  283.276590] Normal: 
[  283.278826]  ndisc_send_rs+0x331/0x6e0
[  283.282865] 1065*4kB 
[  283.285195]  addrconf_rs_timer+0x3c0/0x6f0
[  283.289055] (MEH) 
[  283.291472]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.295677] 487*8kB 
[  283.297839]  call_timer_fn+0x272/0x920
[  283.302031] (ME) 
[  283.304351]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.308209] 153*16kB 
[  283.310267]  ? process_timeout+0x40/0x40
[  283.314471] (MEH) 
[  283.316874]  ? find_held_lock+0x36/0x1c0
[  283.320908] 77*32kB 
[  283.323061]  ? __run_timers+0x7da/0xc70
[  283.327086] (UM) 
[  283.329424]  ? _raw_spin_unlock_irq+0x27/0x80
[  283.333372] 0*64kB 
[  283.335429]  ? _raw_spin_unlock_irq+0x27/0x80
[  283.340361] 1*128kB 
[  283.342615]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.347086] (H) 
[  283.349405]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  283.353611] 1*256kB 
[  283.355590]  ? trace_hardirqs_on+0xbd/0x310
[  283.360144] (U) 
[  283.362461]  ? kasan_check_read+0x11/0x20
[  283.366775] 1*512kB 
[  283.368749]  ? __run_timers+0x7da/0xc70
[  283.372867] (U) 
[  283.375188]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  283.379130] 0*1024kB 0*2048kB 0*4096kB 
[  283.381119]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.386542] = 13964kB
[  283.390510]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.394724] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  283.397123]  __run_timers+0x7e5/0xc70
[  283.401338] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  283.410180]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  283.413945] 412 total pagecache pages
[  283.422521]  ? compat_start_thread+0x80/0x80
[  283.427865] 0 pages in swap cache
[  283.431657]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.436037] Swap cache stats: add 0, delete 0, find 0/0
[  283.436046] Free swap  = 0kB
[  283.439499]  ? kasan_check_write+0x14/0x20
[  283.445006] Total swap = 0kB
[  283.450366]  ? finish_task_switch+0x2f5/0x900
[  283.453354] 1965979 pages RAM
[  283.457583]  ? __switch_to_asm+0x40/0x70
[  283.457604]  ? preempt_notifier_register+0x200/0x200
[  283.460593] 0 pages HighMem/MovableOnly
[  283.460601] 343323 pages reserved
[  283.465098]  ? __switch_to_asm+0x34/0x70
[  283.468172] 0 pages cma reserved
[  283.468252] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  283.472232]  ? __switch_to_asm+0x40/0x70
[  283.472248]  ? __switch_to_asm+0x34/0x70
[  283.477429] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  283.481303]  ? __switch_to_asm+0x40/0x70
[  283.484737] syz-executor0 cpuset=
[  283.488803]  ? __switch_to_asm+0x34/0x70
[  283.488819]  ? __switch_to_asm+0x40/0x70
[  283.492170] syz0
[  283.498666]  ? pvclock_read_flags+0x160/0x160
[  283.502692]  mems_allowed=0
[  283.506746]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.547770]  ? check_preemption_disabled+0x48/0x200
[  283.552800]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  283.558344]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  283.563675]  ? rcu_pm_notify+0xc0/0xc0
[  283.567595]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.573140]  ? check_preemption_disabled+0x48/0x200
[  283.578168]  run_timer_softirq+0x52/0xb0
[  283.582231]  ? rcu_read_lock_sched_held+0x108/0x120
[  283.587250]  __do_softirq+0x30b/0xad8
[  283.591065]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  283.596172]  ? trace_hardirqs_off_caller+0x300/0x300
[  283.601279]  ? trace_hardirqs_on+0x310/0x310
[  283.605696]  ? schedule+0x108/0x460
[  283.609325]  ? __schedule+0x1ed0/0x1ed0
[  283.613309]  ? trace_hardirqs_off+0xb8/0x300
[  283.617719]  ? ___might_sleep+0x1ed/0x300
[  283.621868]  ? smpboot_thread_fn+0x68b/0xa00
[  283.626277]  ? trace_hardirqs_on+0x310/0x310
[  283.630691]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.636226]  ? check_preemption_disabled+0x48/0x200
[  283.641240]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.646784]  ? takeover_tasklets+0xa90/0xa90
[  283.651197]  run_ksoftirqd+0x94/0x100
[  283.654999]  smpboot_thread_fn+0x68b/0xa00
[  283.659247]  ? sort_range+0x30/0x30
[  283.662889]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  283.667991]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.673531]  ? __kthread_parkme+0xfb/0x1a0
[  283.677771]  kthread+0x35a/0x420
[  283.681141]  ? sort_range+0x30/0x30
[  283.684772]  ? kthread_bind+0x40/0x40
[  283.688598]  ret_from_fork+0x3a/0x50
[  283.692335] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  283.692416] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  283.699609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  283.699617] Call Trace:
[  283.706221] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  283.715437]  <IRQ>
[  283.718017] ksoftirqd/1 cpuset=
[  283.728327]  dump_stack+0x1c4/0x2b4
[  283.730450] /
[  283.733721]  ? dump_stack_print_info.cold.2+0x52/0x52
[  283.737325]  mems_allowed=0
[  283.739043]  warn_alloc.cold.118+0xb7/0x1bd
[  283.751452]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  283.756301]  ? lock_downgrade+0x900/0x900
[  283.760457]  ? trace_hardirqs_off+0xb8/0x300
[  283.764872]  ? trace_hardirqs_off+0xb8/0x300
[  283.769293]  __alloc_pages_slowpath+0x2667/0x2d80
[  283.774175]  ? warn_alloc+0x120/0x120
[  283.777984]  ? trace_hardirqs_on+0x310/0x310
[  283.782392]  ? warn_alloc+0x120/0x120
[  283.786202]  ? print_usage_bug+0xc0/0xc0
[  283.790267]  ? warn_alloc+0x120/0x120
[  283.794071]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  283.799088]  ? print_usage_bug+0xc0/0xc0
[  283.803155]  ? __lock_acquire+0x7ec/0x4ec0
[  283.807394]  ? __lock_acquire+0x7ec/0x4ec0
[  283.811642]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.817182]  ? should_fail+0x22d/0xd01
[  283.821079]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  283.826188]  ? __lock_acquire+0x7ec/0x4ec0
[  283.830428]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  283.835528]  ? __lock_acquire+0x7ec/0x4ec0
[  283.839847]  ? should_fail+0x22d/0xd01
[  283.843732]  ? print_usage_bug+0xc0/0xc0
[  283.847815]  ? mark_held_locks+0x130/0x130
[  283.852053]  ? mark_held_locks+0x130/0x130
[  283.856301]  ? graph_lock+0x170/0x170
[  283.860101]  ? print_usage_bug+0xc0/0xc0
[  283.864162]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  283.868918]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.874454]  ? check_preemption_disabled+0x48/0x200
[  283.879469]  ? check_preemption_disabled+0x48/0x200
[  283.884507]  ? __lock_is_held+0xb5/0x140
[  283.888601]  __alloc_pages_nodemask+0xa80/0xde0
[  283.893281]  ? graph_lock+0x170/0x170
[  283.897089]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  283.902101]  ? graph_lock+0x170/0x170
[  283.905914]  ? find_held_lock+0x36/0x1c0
[  283.909987]  ? ____cache_alloc_node+0x1c7/0x1e0
[  283.914667]  ? lock_downgrade+0x900/0x900
[  283.918824]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.924374]  cache_grow_begin+0x91/0x8c0
[  283.928438]  ? do_raw_spin_unlock+0xa7/0x2f0
[  283.932855]  fallback_alloc+0x203/0x2e0
[  283.936837]  ____cache_alloc_node+0x1c7/0x1e0
[  283.941343]  kmem_cache_alloc_node+0xe3/0x730
[  283.945840]  ? ipv6_get_ifaddr+0x42e/0x620
[  283.950085]  __alloc_skb+0x119/0x770
[  283.953802]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  283.959085]  ? skb_scrub_packet+0x490/0x490
[  283.963407]  ? lock_downgrade+0x900/0x900
[  283.967563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.973113]  ? refcount_sub_and_test_checked+0x203/0x310
[  283.978578]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  283.984034]  ? addrconf_rs_timer+0x6f0/0x6f0
[  283.988456]  ndisc_alloc_skb+0x144/0x340
[  283.992528]  ndisc_send_rs+0x331/0x6e0
[  283.996435]  addrconf_rs_timer+0x3c0/0x6f0
[  284.000679]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.004930]  call_timer_fn+0x272/0x920
[  284.008823]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.013066]  ? process_timeout+0x40/0x40
[  284.017130]  ? find_held_lock+0x36/0x1c0
[  284.021205]  ? __run_timers+0x7da/0xc70
[  284.025187]  ? _raw_spin_unlock_irq+0x27/0x80
[  284.029680]  ? _raw_spin_unlock_irq+0x27/0x80
[  284.034178]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.038415]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  284.043004]  ? trace_hardirqs_on+0xbd/0x310
[  284.047325]  ? kasan_check_read+0x11/0x20
[  284.051479]  ? __run_timers+0x7da/0xc70
[  284.055455]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  284.060914]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.065155]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.069421]  __run_timers+0x7e5/0xc70
[  284.073237]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  284.078619]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  284.083657]  ? graph_lock+0x170/0x170
[  284.087477]  ? enqueue_hrtimer+0x1a5/0x560
[  284.091716]  ? lock_release+0x970/0x970
[  284.095697]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  284.100894]  ? find_held_lock+0x36/0x1c0
[  284.104957]  ? graph_lock+0x170/0x170
[  284.108767]  ? pvclock_read_flags+0x160/0x160
[  284.113267]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.118808]  ? check_preemption_disabled+0x48/0x200
[  284.123839]  ? __lock_is_held+0xb5/0x140
[  284.127902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.133437]  ? check_preemption_disabled+0x48/0x200
[  284.138463]  run_timer_softirq+0x52/0xb0
[  284.142526]  ? rcu_read_lock_sched_held+0x108/0x120
[  284.147548]  __do_softirq+0x30b/0xad8
[  284.151365]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  284.156479]  ? pvclock_read_flags+0x160/0x160
[  284.160975]  ? lapic_next_event+0x5a/0x90
[  284.165125]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.170664]  ? check_preemption_disabled+0x48/0x200
[  284.175683]  ? check_preemption_disabled+0x48/0x200
[  284.180704]  ? kvm_clock_read+0x18/0x30
[  284.184680]  ? kvm_sched_clock_read+0x9/0x20
[  284.189090]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.194634]  ? check_preemption_disabled+0x48/0x200
[  284.199669]  irq_exit+0x17f/0x1c0
[  284.203126]  smp_apic_timer_interrupt+0x1cb/0x760
[  284.207970]  ? smp_reschedule_interrupt+0x109/0x650
[  284.212987]  ? smp_call_function_single_interrupt+0x650/0x650
[  284.218872]  ? interrupt_entry+0xb5/0xf0
[  284.222939]  ? trace_hardirqs_off_caller+0xbb/0x300
[  284.227956]  ? trace_hardirqs_off_caller+0xbb/0x300
[  284.232973]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.237816]  ? trace_hardirqs_off+0x300/0x300
[  284.242313]  ? trace_hardirqs_off+0x300/0x300
[  284.246810]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.252349]  ? check_preemption_disabled+0x48/0x200
[  284.257366]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.262911]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.267769]  apic_timer_interrupt+0xf/0x20
[  284.272001]  </IRQ>
[  284.274239] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  284.279168] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  284.298081] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  284.305793] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  284.313063] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  284.320330] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  284.327599] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  284.334873] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  284.342194]  skb_clone+0x1bb/0x500
[  284.345739]  ? finish_task_switch+0x1b5/0x900
[  284.350239]  ? skb_split+0x11e0/0x11e0
[  284.354127]  ? preempt_notifier_register+0x200/0x200
[  284.359235]  ? __switch_to_asm+0x34/0x70
[  284.363297]  ? __switch_to_asm+0x34/0x70
[  284.367360]  ? __switch_to_asm+0x40/0x70
[  284.371421]  ? __switch_to_asm+0x34/0x70
[  284.375478]  ? __switch_to_asm+0x40/0x70
[  284.379534]  ? __switch_to_asm+0x34/0x70
[  284.383599]  ? __switch_to_asm+0x40/0x70
[  284.387662]  ? __switch_to_asm+0x34/0x70
[  284.391722]  ? __switch_to_asm+0x34/0x70
[  284.395782]  ? __switch_to_asm+0x40/0x70
[  284.399841]  ? __switch_to_asm+0x34/0x70
[  284.403909]  bpf_clone_redirect+0xb9/0x490
[  284.408145]  ? __schedule+0x874/0x1ed0
[  284.412043]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  284.417061]  ? __sched_text_start+0x8/0x8
[  284.421213]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  284.425988]  ? find_held_lock+0x36/0x1c0
[  284.430058]  ? lock_acquire+0x1ed/0x520
[  284.434033]  ? bpf_test_run+0x32e/0x5a0
[  284.438012]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.443552]  ? check_preemption_disabled+0x48/0x200
[  284.448590]  ? kasan_check_read+0x11/0x20
[  284.452744]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  284.458021]  ? rcu_bh_qs+0xc0/0xc0
[  284.461567]  ? preempt_schedule+0x4d/0x60
[  284.465732]  ? ___preempt_schedule+0x16/0x18
[  284.470334]  ? bpf_test_run+0x1c0/0x5a0
[  284.474325]  ? netlink_diag_dump+0x2a0/0x2a0
[  284.478739]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.484291]  ? bpf_test_init.isra.9+0x70/0x100
[  284.488889]  ? bpf_prog_test_run_skb+0x634/0xb40
[  284.493659]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  284.498506]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  284.504042]  ? fput+0x130/0x1a0
[  284.507323]  ? __bpf_prog_get+0x9b/0x290
[  284.511393]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  284.516243]  ? bpf_prog_test_run+0x130/0x1a0
[  284.520663]  ? __x64_sys_bpf+0x3d8/0x510
[  284.524728]  ? bpf_prog_get+0x20/0x20
[  284.528538]  ? ksys_ioctl+0x81/0xd0
[  284.532181]  ? do_syscall_64+0x1b9/0x820
[  284.536243]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  284.541614]  ? syscall_return_slowpath+0x5e0/0x5e0
[  284.546583]  ? trace_hardirqs_off+0x300/0x300
[  284.551084]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  284.556099]  ? recalc_sigpending_tsk+0x180/0x180
[  284.560855]  ? kasan_check_write+0x14/0x20
[  284.565097]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.569953]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  284.575330] warn_alloc_show_mem: 1 callbacks suppressed
[  284.575341] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  284.575343] Mem-Info:
[  284.575375] active_anon:49480 inactive_anon:371 isolated_anon:0
[  284.575375]  active_file:14 inactive_file:18 isolated_file:1
[  284.575375]  unevictable:0 dirty:0 writeback:0 unstable:0
[  284.575375]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  284.575375]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  284.575375]  free:13768 free_pcp:583 free_cma:0
[  284.580711] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  284.587553] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  284.589953] Call Trace:
[  284.622826] Node 0 
[  284.632191]  dump_stack+0x1c4/0x2b4
[  284.659871] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  284.662435]  ? dump_stack_print_info.cold.2+0x52/0x52
[  284.664641] lowmem_reserve[]:
[  284.668292]  warn_alloc.cold.118+0xb7/0x1bd
[  284.693771]  0
[  284.698975]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  284.702053]  2815
[  284.706375]  ? lock_downgrade+0x900/0x900
[  284.708144]  6318 6318
[  284.713081]  ? trace_hardirqs_off+0xb8/0x300
[  284.719260]  ? trace_hardirqs_off+0xb8/0x300
[  284.721731] Node 0 
[  284.726146]  __alloc_pages_slowpath+0x2667/0x2d80
[  284.730540] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  284.732772]  ? warn_alloc+0x120/0x120
[  284.737563] lowmem_reserve[]:
[  284.764465]  ? warn_alloc+0x120/0x120
[  284.768237]  0
[  284.771338]  ? print_usage_bug+0xc0/0xc0
[  284.775109]  0 3503
[  284.776922]  ? warn_alloc+0x120/0x120
[  284.780955]  3503
[  284.783191]  ? print_usage_bug+0xc0/0xc0
[  284.786966] Node 0 
[  284.789021]  ? __lock_acquire+0x7ec/0x4ec0
[  284.793081] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  284.795288]  ? __lock_acquire+0x7ec/0x4ec0
[  284.799495] lowmem_reserve[]:
[  284.827962]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.832170]  0
[  284.835270]  ? should_fail+0x22d/0xd01
[  284.840770]  0 0
[  284.842584]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  284.846439]  0
[  284.848409]  ? __lock_acquire+0x7ec/0x4ec0
[  284.855286]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  284.859496] Node 0 
[  284.864595]  ? __lock_acquire+0x7ec/0x4ec0
[  284.864605] DMA: 
[  284.866838]  ? should_fail+0x22d/0xd01
[  284.871053] 1*4kB 
[  284.873112]  ? print_usage_bug+0xc0/0xc0
[  284.876974] (U) 
[  284.879132]  ? mark_held_locks+0x130/0x130
[  284.883161] 0*8kB 
[  284.885138]  ? mark_held_locks+0x130/0x130
[  284.889337] 0*16kB 1*32kB 
[  284.891501]  ? graph_lock+0x170/0x170
[  284.895712] (U) 
[  284.898563]  ? print_usage_bug+0xc0/0xc0
[  284.902333] 2*64kB (U) 
[  284.904317]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  284.908342] 1*128kB (U) 
[  284.910935]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.915655] 1*256kB (U) 
[  284.918330]  ? check_preemption_disabled+0x48/0x200
[  284.923843] 0*512kB 
[  284.926510]  ? check_preemption_disabled+0x48/0x200
[  284.931499] 1*1024kB 
[  284.933827]  ? __lock_is_held+0xb5/0x140
[  284.938808] (U) 
[  284.941216]  __alloc_pages_nodemask+0xa80/0xde0
[  284.945241] 1*2048kB (M) 
[  284.947222]  ? graph_lock+0x170/0x170
[  284.951867] 3*4096kB 
[  284.954618]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  284.958408] (M) 
[  284.960813]  ? graph_lock+0x170/0x170
[  284.965799] = 15908kB
[  284.965808] Node 0 
[  284.967787]  ? find_held_lock+0x36/0x1c0
[  284.971548] DMA32: 4*4kB 
[  284.973973]  ? ____cache_alloc_node+0x1c7/0x1e0
[  284.976177] (UM) 
[  284.980231]  ? lock_downgrade+0x900/0x900
[  284.982959] 2*8kB (M) 
[  284.987652]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.989688] 1*16kB 
[  284.993846]  cache_grow_begin+0x91/0x8c0
[  284.996314] (M) 
[  285.001844]  ? do_raw_spin_unlock+0xa7/0x2f0
[  285.004050] 1*32kB (M) 
[  285.008120]  fallback_alloc+0x203/0x2e0
[  285.010069] 3*64kB 
[  285.014474]  ____cache_alloc_node+0x1c7/0x1e0
[  285.017032] (UM) 
[  285.021004]  kmem_cache_alloc_node+0xe3/0x730
[  285.023217] 3*128kB 
[  285.027707]  ? ipv6_get_ifaddr+0x42e/0x620
[  285.029741] (M) 
[  285.034235]  __alloc_skb+0x119/0x770
[  285.036521] 2*256kB (M) 
[  285.040781]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  285.042734] 3*512kB 
[  285.046440]  ? skb_scrub_packet+0x490/0x490
[  285.049079] (M) 4*1024kB 
[  285.054356]  ? lock_downgrade+0x900/0x900
[  285.056657] (UM) 
[  285.060979]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.063712] 3*2048kB 
[  285.067853]  ? refcount_sub_and_test_checked+0x203/0x310
[  285.069889] (M) 
[  285.075421]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  285.077807] 3*4096kB 
[  285.083250]  ? addrconf_rs_timer+0x6f0/0x6f0
[  285.085192] (M) = 25232kB
[  285.090657]  ndisc_alloc_skb+0x144/0x340
[  285.093044] Node 0 
[  285.097459]  ndisc_send_rs+0x331/0x6e0
[  285.100185] Normal: 
[  285.104246]  addrconf_rs_timer+0x3c0/0x6f0
[  285.106450] 1065*4kB 
[  285.110335]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.112684] (MEH) 
[  285.116923]  call_timer_fn+0x272/0x920
[  285.119302] 487*8kB 
[  285.123536]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.125658] (ME) 
[  285.129545]  ? process_timeout+0x40/0x40
[  285.131841] 153*16kB 
[  285.136072]  ? find_held_lock+0x36/0x1c0
[  285.138115] (MEH) 77*32kB 
[  285.142188]  ? __run_timers+0x7da/0xc70
[  285.144565] (UM) 
[  285.148632]  ? _raw_spin_unlock_irq+0x27/0x80
[  285.151454] 0*64kB 
[  285.155420]  ? _raw_spin_unlock_irq+0x27/0x80
[  285.157458] 1*128kB 
[  285.161947]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.164158] (H) 
[  285.168643]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  285.168660]  ? trace_hardirqs_on+0xbd/0x310
[  285.170961] 1*256kB 
[  285.175184]  ? kasan_check_read+0x11/0x20
[  285.177131] (U) 1*512kB 
[  285.181716]  ? __run_timers+0x7da/0xc70
[  285.186003] (U) 0*1024kB 
[  285.188332]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  285.192458] 0*2048kB 
[  285.195125]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.199064] 0*4096kB = 13964kB
[  285.201832]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.207273] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  285.209673]  __run_timers+0x7e5/0xc70
[  285.213885] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  285.217076]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  285.221273] 412 total pagecache pages
[  285.230104]  ? compat_start_thread+0x80/0x80
[  285.233884] 0 pages in swap cache
[  285.242453]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.247790] Swap cache stats: add 0, delete 0, find 0/0
[  285.247799] Free swap  = 0kB
[  285.251600]  ? kasan_check_write+0x14/0x20
[  285.255979] Total swap = 0kB
[  285.259427]  ? finish_task_switch+0x2f5/0x900
[  285.264936] 1965979 pages RAM
[  285.270290]  ? __switch_to_asm+0x40/0x70
[  285.273277] 0 pages HighMem/MovableOnly
[  285.273285] 343323 pages reserved
[  285.277513]  ? preempt_notifier_register+0x200/0x200
[  285.280506] 0 pages cma reserved
[  285.285009]  ? __switch_to_asm+0x34/0x70
[  285.288158] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  285.292149]  ? __switch_to_asm+0x40/0x70
[  285.292165]  ? __switch_to_asm+0x34/0x70
[  285.296243] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  285.299670]  ? __switch_to_asm+0x40/0x70
[  285.304747] syz-executor0 cpuset=
[  285.308104]  ? __switch_to_asm+0x34/0x70
[  285.308119]  ? __switch_to_asm+0x40/0x70
[  285.312158] syz0
[  285.318652]  ? pvclock_read_flags+0x160/0x160
[  285.322688]  mems_allowed=0
[  285.326747]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.367843]  ? check_preemption_disabled+0x48/0x200
[  285.372873]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  285.378414]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  285.383696]  ? rcu_pm_notify+0xc0/0xc0
[  285.387598]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.393142]  ? check_preemption_disabled+0x48/0x200
[  285.398172]  run_timer_softirq+0x52/0xb0
[  285.402232]  ? rcu_read_lock_sched_held+0x108/0x120
[  285.407255]  __do_softirq+0x30b/0xad8
[  285.411072]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  285.416175]  ? trace_hardirqs_off_caller+0x300/0x300
[  285.421276]  ? trace_hardirqs_on+0x310/0x310
[  285.425690]  ? schedule+0x108/0x460
[  285.429323]  ? __schedule+0x1ed0/0x1ed0
[  285.433301]  ? trace_hardirqs_off+0xb8/0x300
[  285.437712]  ? ___might_sleep+0x1ed/0x300
[  285.441857]  ? smpboot_thread_fn+0x68b/0xa00
[  285.446268]  ? trace_hardirqs_on+0x310/0x310
[  285.450680]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.456238]  ? check_preemption_disabled+0x48/0x200
[  285.461264]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.466805]  ? takeover_tasklets+0xa90/0xa90
[  285.471218]  run_ksoftirqd+0x94/0x100
[  285.475019]  smpboot_thread_fn+0x68b/0xa00
[  285.479274]  ? sort_range+0x30/0x30
[  285.482925]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  285.488031]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.493590]  ? __kthread_parkme+0xfb/0x1a0
[  285.497849]  kthread+0x35a/0x420
[  285.501240]  ? sort_range+0x30/0x30
[  285.504869]  ? kthread_bind+0x40/0x40
[  285.508679]  ret_from_fork+0x3a/0x50
[  285.512417] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  285.512497] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  285.519692] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  285.519702] Call Trace:
[  285.526293] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  285.535525]  <IRQ>
[  285.538100] ksoftirqd/1 cpuset=
[  285.548407]  dump_stack+0x1c4/0x2b4
[  285.550527] /
[  285.553799]  ? dump_stack_print_info.cold.2+0x52/0x52
[  285.557405]  mems_allowed=0
[  285.559122]  warn_alloc.cold.118+0xb7/0x1bd
[  285.571530]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  285.576375]  ? lock_downgrade+0x900/0x900
[  285.580534]  ? trace_hardirqs_off+0xb8/0x300
[  285.584949]  ? trace_hardirqs_off+0xb8/0x300
[  285.589370]  __alloc_pages_slowpath+0x2667/0x2d80
[  285.594244]  ? warn_alloc+0x120/0x120
[  285.598050]  ? trace_hardirqs_on+0x310/0x310
[  285.602458]  ? warn_alloc+0x120/0x120
[  285.606260]  ? print_usage_bug+0xc0/0xc0
[  285.610325]  ? warn_alloc+0x120/0x120
[  285.614127]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  285.619149]  ? print_usage_bug+0xc0/0xc0
[  285.623216]  ? __lock_acquire+0x7ec/0x4ec0
[  285.627452]  ? __lock_acquire+0x7ec/0x4ec0
[  285.631690]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.637228]  ? should_fail+0x22d/0xd01
[  285.641121]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  285.646225]  ? __lock_acquire+0x7ec/0x4ec0
[  285.650469]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  285.655590]  ? __lock_acquire+0x7ec/0x4ec0
[  285.659825]  ? should_fail+0x22d/0xd01
[  285.663716]  ? print_usage_bug+0xc0/0xc0
[  285.667789]  ? mark_held_locks+0x130/0x130
[  285.672030]  ? mark_held_locks+0x130/0x130
[  285.676275]  ? graph_lock+0x170/0x170
[  285.680074]  ? print_usage_bug+0xc0/0xc0
[  285.684138]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  285.688896]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.694444]  ? check_preemption_disabled+0x48/0x200
[  285.699473]  ? check_preemption_disabled+0x48/0x200
[  285.704521]  ? __lock_is_held+0xb5/0x140
[  285.708608]  __alloc_pages_nodemask+0xa80/0xde0
[  285.713300]  ? graph_lock+0x170/0x170
[  285.717120]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  285.722140]  ? graph_lock+0x170/0x170
[  285.725952]  ? find_held_lock+0x36/0x1c0
[  285.730057]  ? ____cache_alloc_node+0x1c7/0x1e0
[  285.734731]  ? lock_downgrade+0x900/0x900
[  285.738892]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.744498]  cache_grow_begin+0x91/0x8c0
[  285.748580]  ? do_raw_spin_unlock+0xa7/0x2f0
[  285.753004]  fallback_alloc+0x203/0x2e0
[  285.756988]  ____cache_alloc_node+0x1c7/0x1e0
[  285.761494]  kmem_cache_alloc_node+0xe3/0x730
[  285.765993]  ? ipv6_get_ifaddr+0x42e/0x620
[  285.770241]  __alloc_skb+0x119/0x770
[  285.773959]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  285.779240]  ? skb_scrub_packet+0x490/0x490
[  285.783569]  ? lock_downgrade+0x900/0x900
[  285.787739]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.793289]  ? refcount_sub_and_test_checked+0x203/0x310
[  285.798749]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  285.804207]  ? addrconf_rs_timer+0x6f0/0x6f0
[  285.808639]  ndisc_alloc_skb+0x144/0x340
[  285.812711]  ndisc_send_rs+0x331/0x6e0
[  285.816622]  addrconf_rs_timer+0x3c0/0x6f0
[  285.820873]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.825125]  call_timer_fn+0x272/0x920
[  285.829021]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.833260]  ? process_timeout+0x40/0x40
[  285.837325]  ? find_held_lock+0x36/0x1c0
[  285.841397]  ? __run_timers+0x7da/0xc70
[  285.845380]  ? _raw_spin_unlock_irq+0x27/0x80
[  285.849876]  ? _raw_spin_unlock_irq+0x27/0x80
[  285.854375]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.858622]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  285.863216]  ? trace_hardirqs_on+0xbd/0x310
[  285.867537]  ? kasan_check_read+0x11/0x20
[  285.871690]  ? __run_timers+0x7da/0xc70
[  285.875668]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  285.881126]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.885372]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.889614]  __run_timers+0x7e5/0xc70
[  285.893436]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  285.898812]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  285.903835]  ? graph_lock+0x170/0x170
[  285.907648]  ? enqueue_hrtimer+0x1a5/0x560
[  285.911888]  ? lock_release+0x970/0x970
[  285.915867]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  285.921068]  ? find_held_lock+0x36/0x1c0
[  285.925135]  ? graph_lock+0x170/0x170
[  285.928945]  ? pvclock_read_flags+0x160/0x160
[  285.933455]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.939002]  ? check_preemption_disabled+0x48/0x200
[  285.944043]  ? __lock_is_held+0xb5/0x140
[  285.948109]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.953655]  ? check_preemption_disabled+0x48/0x200
[  285.958683]  run_timer_softirq+0x52/0xb0
[  285.962746]  ? rcu_read_lock_sched_held+0x108/0x120
[  285.967770]  __do_softirq+0x30b/0xad8
[  285.971603]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  285.976722]  ? pvclock_read_flags+0x160/0x160
[  285.981218]  ? lapic_next_event+0x5a/0x90
[  285.985380]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.990925]  ? check_preemption_disabled+0x48/0x200
[  285.995942]  ? check_preemption_disabled+0x48/0x200
[  286.000969]  ? kvm_clock_read+0x18/0x30
[  286.004943]  ? kvm_sched_clock_read+0x9/0x20
[  286.009354]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.014893]  ? check_preemption_disabled+0x48/0x200
[  286.019926]  irq_exit+0x17f/0x1c0
[  286.023389]  smp_apic_timer_interrupt+0x1cb/0x760
[  286.028231]  ? smp_reschedule_interrupt+0x109/0x650
[  286.033253]  ? smp_call_function_single_interrupt+0x650/0x650
[  286.039145]  ? interrupt_entry+0xb5/0xf0
[  286.043214]  ? trace_hardirqs_off_caller+0xbb/0x300
[  286.048232]  ? trace_hardirqs_off_caller+0xbb/0x300
[  286.053257]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  286.058104]  ? trace_hardirqs_off+0x300/0x300
[  286.062604]  ? trace_hardirqs_off+0x300/0x300
[  286.067109]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.072654]  ? check_preemption_disabled+0x48/0x200
[  286.077673]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.083223]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  286.088081]  apic_timer_interrupt+0xf/0x20
[  286.092309]  </IRQ>
[  286.094550] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  286.099497] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  286.118408] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  286.126126] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  286.133398] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  286.140669] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  286.147941] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  286.155214] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  286.162535]  skb_clone+0x1bb/0x500
[  286.166079]  ? finish_task_switch+0x1b5/0x900
[  286.170602]  ? skb_split+0x11e0/0x11e0
[  286.174499]  ? preempt_notifier_register+0x200/0x200
[  286.179616]  ? __switch_to_asm+0x34/0x70
[  286.183685]  ? __switch_to_asm+0x34/0x70
[  286.187750]  ? __switch_to_asm+0x40/0x70
[  286.191810]  ? __switch_to_asm+0x34/0x70
[  286.195872]  ? __switch_to_asm+0x40/0x70
[  286.199933]  ? __switch_to_asm+0x34/0x70
[  286.203994]  ? __switch_to_asm+0x40/0x70
[  286.208053]  ? __switch_to_asm+0x34/0x70
[  286.212116]  ? __switch_to_asm+0x34/0x70
[  286.216176]  ? __switch_to_asm+0x40/0x70
[  286.220238]  ? __switch_to_asm+0x34/0x70
[  286.224311]  bpf_clone_redirect+0xb9/0x490
[  286.228555]  ? __schedule+0x874/0x1ed0
[  286.232459]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  286.237490]  ? __sched_text_start+0x8/0x8
[  286.241647]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  286.246419]  ? find_held_lock+0x36/0x1c0
[  286.250509]  ? lock_acquire+0x1ed/0x520
[  286.254483]  ? bpf_test_run+0x32e/0x5a0
[  286.258460]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.263996]  ? check_preemption_disabled+0x48/0x200
[  286.269017]  ? kasan_check_read+0x11/0x20
[  286.273168]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  286.278449]  ? rcu_bh_qs+0xc0/0xc0
[  286.281993]  ? preempt_schedule+0x4d/0x60
[  286.286143]  ? ___preempt_schedule+0x16/0x18
[  286.290562]  ? bpf_test_run+0x1c0/0x5a0
[  286.294557]  ? netlink_diag_dump+0x2a0/0x2a0
[  286.298977]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.304516]  ? bpf_test_init.isra.9+0x70/0x100
[  286.309104]  ? bpf_prog_test_run_skb+0x634/0xb40
[  286.313869]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  286.318714]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  286.324273]  ? fput+0x130/0x1a0
[  286.327556]  ? __bpf_prog_get+0x9b/0x290
[  286.331641]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  286.336490]  ? bpf_prog_test_run+0x130/0x1a0
[  286.340930]  ? __x64_sys_bpf+0x3d8/0x510
[  286.344992]  ? bpf_prog_get+0x20/0x20
[  286.348805]  ? ksys_ioctl+0x81/0xd0
[  286.352447]  ? do_syscall_64+0x1b9/0x820
[  286.356512]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  286.361879]  ? syscall_return_slowpath+0x5e0/0x5e0
[  286.366822]  ? trace_hardirqs_off+0x300/0x300
[  286.371323]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  286.376340]  ? recalc_sigpending_tsk+0x180/0x180
[  286.381099]  ? kasan_check_write+0x14/0x20
[  286.385369]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  286.390236]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  286.395623] warn_alloc_show_mem: 1 callbacks suppressed
[  286.395635] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  286.395637] Mem-Info:
[  286.395670] active_anon:49480 inactive_anon:371 isolated_anon:0
[  286.395670]  active_file:14 inactive_file:18 isolated_file:1
[  286.395670]  unevictable:0 dirty:0 writeback:0 unstable:0
[  286.395670]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  286.395670]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  286.395670]  free:13768 free_pcp:583 free_cma:0
[  286.401005] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  286.407850] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  286.410249] Call Trace:
[  286.443130] Node 0 
[  286.452502]  dump_stack+0x1c4/0x2b4
[  286.480413] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  286.483015]  ? dump_stack_print_info.cold.2+0x52/0x52
[  286.485218] lowmem_reserve[]:
[  286.488857]  warn_alloc.cold.118+0xb7/0x1bd
[  286.514379]  0
[  286.519625]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  286.522698]  2815
[  286.527020]  ? lock_downgrade+0x900/0x900
[  286.528797]  6318
[  286.533638]  ? trace_hardirqs_off+0xb8/0x300
[  286.535679]  6318
[  286.539822]  ? trace_hardirqs_off+0xb8/0x300
[  286.546292]  __alloc_pages_slowpath+0x2667/0x2d80
[  286.548327] Node 0 
[  286.552755]  ? warn_alloc+0x120/0x120
[  286.557569] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  286.559774]  ? warn_alloc+0x120/0x120
[  286.563547] lowmem_reserve[]:
[  286.590474]  ? print_usage_bug+0xc0/0xc0
[  286.594249]  0
[  286.597351]  ? warn_alloc+0x120/0x120
[  286.601385]  0
[  286.603185]  ? print_usage_bug+0xc0/0xc0
[  286.606951]  3503 3503
[  286.608760]  ? __lock_acquire+0x7ec/0x4ec0
[  286.612796] Node 0 
[  286.615309]  ? __lock_acquire+0x7ec/0x4ec0
[  286.619559] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  286.621764]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.625971] lowmem_reserve[]: 0
[  286.654444]  ? should_fail+0x22d/0xd01
[  286.659944]  0 0
[  286.663229]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  286.667085]  0
[  286.669059]  ? __lock_acquire+0x7ec/0x4ec0
[  286.674143] Node 0 
[  286.675946]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  286.680142] DMA: 1*4kB 
[  286.682384]  ? __lock_acquire+0x7ec/0x4ec0
[  286.687461] (U) 
[  286.690057]  ? should_fail+0x22d/0xd01
[  286.694262] 0*8kB 
[  286.696235]  ? print_usage_bug+0xc0/0xc0
[  286.700096] 0*16kB 1*32kB 
[  286.702266]  ? mark_held_locks+0x130/0x130
[  286.706295] (U) 
[  286.709144]  ? mark_held_locks+0x130/0x130
[  286.713340] 2*64kB (U) 
[  286.715327]  ? graph_lock+0x170/0x170
[  286.719533] 1*128kB 
[  286.722113]  ? print_usage_bug+0xc0/0xc0
[  286.725901] (U) 
[  286.728256]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  286.732288] 1*256kB 
[  286.734259]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.738978] (U) 0*512kB 
[  286.741320]  ? check_preemption_disabled+0x48/0x200
[  286.746834] 1*1024kB 
[  286.749498]  ? check_preemption_disabled+0x48/0x200
[  286.754485] (U) 
[  286.756898]  ? __lock_is_held+0xb5/0x140
[  286.761879] 1*2048kB 
[  286.763855]  __alloc_pages_nodemask+0xa80/0xde0
[  286.767906] (M) 
[  286.770313]  ? graph_lock+0x170/0x170
[  286.775004] 3*4096kB 
[  286.776978]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  286.780752] (M) 
[  286.783164]  ? graph_lock+0x170/0x170
[  286.788157] = 15908kB
[  286.790142]  ? find_held_lock+0x36/0x1c0
[  286.793900] Node 0 
[  286.796330]  ? ____cache_alloc_node+0x1c7/0x1e0
[  286.800358] DMA32: 
[  286.802649]  ? lock_downgrade+0x900/0x900
[  286.802672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.807323] 4*4kB 
[  286.809562]  cache_grow_begin+0x91/0x8c0
[  286.813675] (UM) 
[  286.819220]  ? do_raw_spin_unlock+0xa7/0x2f0
[  286.821334] 2*8kB (M) 
[  286.825405]  fallback_alloc+0x203/0x2e0
[  286.827437] 1*16kB 
[  286.831844]  ____cache_alloc_node+0x1c7/0x1e0
[  286.834312] (M) 
[  286.838283]  kmem_cache_alloc_node+0xe3/0x730
[  286.840496] 1*32kB 
[  286.844988]  ? ipv6_get_ifaddr+0x42e/0x620
[  286.846968] (M) 
[  286.851464]  __alloc_skb+0x119/0x770
[  286.853672] 3*64kB 
[  286.857903]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  286.859850] (UM) 
[  286.863559]  ? skb_scrub_packet+0x490/0x490
[  286.865764] 3*128kB (M) 
[  286.871043]  ? lock_downgrade+0x900/0x900
[  286.873072] 2*256kB (M) 
[  286.877401]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.880044] 3*512kB 
[  286.884187]  ? refcount_sub_and_test_checked+0x203/0x310
[  286.886829] (M) 
[  286.892365]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  286.894666] 4*1024kB 
[  286.900111]  ? addrconf_rs_timer+0x6f0/0x6f0
[  286.902060] (UM) 
[  286.907523]  ndisc_alloc_skb+0x144/0x340
[  286.909897] 3*2048kB 
[  286.914299]  ndisc_send_rs+0x331/0x6e0
[  286.916350] (M) 
[  286.920411]  addrconf_rs_timer+0x3c0/0x6f0
[  286.922793] 3*4096kB 
[  286.926678]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.928633] (M) 
[  286.932870]  call_timer_fn+0x272/0x920
[  286.935242] = 25232kB
[  286.935250] Node 0 
[  286.939481]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.941434] Normal: 
[  286.945314]  ? process_timeout+0x40/0x40
[  286.947696] 1065*4kB 
[  286.949927]  ? find_held_lock+0x36/0x1c0
[  286.954140] (MEH) 
[  286.956468]  ? __run_timers+0x7da/0xc70
[  286.960500] 487*8kB 
[  286.962905]  ? _raw_spin_unlock_irq+0x27/0x80
[  286.966935] (ME) 
[  286.969083]  ? _raw_spin_unlock_irq+0x27/0x80
[  286.973029] 153*16kB (MEH) 
[  286.975374]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.979842] 77*32kB 
[  286.981898]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  286.986366] (UM) 
[  286.989292]  ? trace_hardirqs_on+0xbd/0x310
[  286.993502] 0*64kB 
[  286.995817]  ? kasan_check_read+0x11/0x20
[  287.000371] 1*128kB 
[  287.002429]  ? __run_timers+0x7da/0xc70
[  287.006718] (H) 
[  287.008953]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  287.013071] 1*256kB 
[  287.015400]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.019346] (U) 
[  287.021318]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.026737] 1*512kB (U) 
[  287.029070]  __run_timers+0x7e5/0xc70
[  287.033276] 0*1024kB 
[  287.035253]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  287.039455] 0*2048kB 
[  287.042122]  ? compat_start_thread+0x80/0x80
[  287.045899] 0*4096kB 
[  287.048411]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.053750] = 13964kB
[  287.056162]  ? kasan_check_write+0x14/0x20
[  287.060549] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  287.062950]  ? finish_task_switch+0x2f5/0x900
[  287.068464] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  287.070871]  ? __switch_to_asm+0x40/0x70
[  287.075087] 412 total pagecache pages
[  287.083918]  ? preempt_notifier_register+0x200/0x200
[  287.088391] 0 pages in swap cache
[  287.096952]  ? __switch_to_asm+0x34/0x70
[  287.100987] Swap cache stats: add 0, delete 0, find 0/0
[  287.104777]  ? __switch_to_asm+0x40/0x70
[  287.109859] Free swap  = 0kB
[  287.113302]  ? __switch_to_asm+0x34/0x70
[  287.117340] Total swap = 0kB
[  287.122694]  ? __switch_to_asm+0x40/0x70
[  287.126741] 1965979 pages RAM
[  287.129750]  ? __switch_to_asm+0x34/0x70
[  287.129765]  ? __switch_to_asm+0x40/0x70
[  287.133800] 0 pages HighMem/MovableOnly
[  287.133808] 343323 pages reserved
[  287.136827]  ? pvclock_read_flags+0x160/0x160
[  287.140853] 0 pages cma reserved
[  287.143955]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.148064] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  287.152042]  ? check_preemption_disabled+0x48/0x200
[  287.156087] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  287.159445]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  287.163910] syz-executor0 cpuset=
[  287.167272]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  287.172782] syz0
[  287.179274]  ? rcu_pm_notify+0xc0/0xc0
[  287.184264]  mems_allowed=0
[  287.194747]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.223217]  ? check_preemption_disabled+0x48/0x200
[  287.228244]  run_timer_softirq+0x52/0xb0
[  287.232307]  ? rcu_read_lock_sched_held+0x108/0x120
[  287.237332]  __do_softirq+0x30b/0xad8
[  287.241153]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  287.246259]  ? trace_hardirqs_off_caller+0x300/0x300
[  287.251360]  ? trace_hardirqs_on+0x310/0x310
[  287.255775]  ? schedule+0x108/0x460
[  287.259407]  ? __schedule+0x1ed0/0x1ed0
[  287.263397]  ? trace_hardirqs_off+0xb8/0x300
[  287.267821]  ? ___might_sleep+0x1ed/0x300
[  287.271971]  ? smpboot_thread_fn+0x68b/0xa00
[  287.276382]  ? trace_hardirqs_on+0x310/0x310
[  287.280791]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.286331]  ? check_preemption_disabled+0x48/0x200
[  287.291346]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.296909]  ? takeover_tasklets+0xa90/0xa90
[  287.301323]  run_ksoftirqd+0x94/0x100
[  287.305134]  smpboot_thread_fn+0x68b/0xa00
[  287.309403]  ? sort_range+0x30/0x30
[  287.313033]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  287.318141]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.323688]  ? __kthread_parkme+0xfb/0x1a0
[  287.327929]  kthread+0x35a/0x420
[  287.331294]  ? sort_range+0x30/0x30
[  287.334917]  ? kthread_bind+0x40/0x40
[  287.338965]  ret_from_fork+0x3a/0x50
[  287.342714] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  287.342819] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  287.349984] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  287.349993] Call Trace:
[  287.356586] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  287.365827]  <IRQ>
[  287.368399] ksoftirqd/1 cpuset=
[  287.378731]  dump_stack+0x1c4/0x2b4
[  287.380856] /
[  287.384131]  ? dump_stack_print_info.cold.2+0x52/0x52
[  287.387748]  mems_allowed=0
[  287.389468]  warn_alloc.cold.118+0xb7/0x1bd
[  287.401886]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  287.406733]  ? lock_downgrade+0x900/0x900
[  287.410902]  ? trace_hardirqs_off+0xb8/0x300
[  287.415327]  ? trace_hardirqs_off+0xb8/0x300
[  287.419747]  __alloc_pages_slowpath+0x2667/0x2d80
[  287.424635]  ? warn_alloc+0x120/0x120
[  287.428449]  ? trace_hardirqs_on+0x310/0x310
[  287.432862]  ? warn_alloc+0x120/0x120
[  287.436674]  ? print_usage_bug+0xc0/0xc0
[  287.440740]  ? warn_alloc+0x120/0x120
[  287.444542]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  287.449568]  ? print_usage_bug+0xc0/0xc0
[  287.453647]  ? __lock_acquire+0x7ec/0x4ec0
[  287.457885]  ? __lock_acquire+0x7ec/0x4ec0
[  287.462124]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.467674]  ? should_fail+0x22d/0xd01
[  287.471570]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  287.476689]  ? __lock_acquire+0x7ec/0x4ec0
[  287.480928]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  287.486029]  ? __lock_acquire+0x7ec/0x4ec0
[  287.490260]  ? should_fail+0x22d/0xd01
[  287.494149]  ? print_usage_bug+0xc0/0xc0
[  287.498217]  ? mark_held_locks+0x130/0x130
[  287.502460]  ? mark_held_locks+0x130/0x130
[  287.506707]  ? graph_lock+0x170/0x170
[  287.510535]  ? print_usage_bug+0xc0/0xc0
[  287.514602]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  287.519366]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.524907]  ? check_preemption_disabled+0x48/0x200
[  287.529920]  ? check_preemption_disabled+0x48/0x200
[  287.534949]  ? __lock_is_held+0xb5/0x140
[  287.539021]  __alloc_pages_nodemask+0xa80/0xde0
[  287.543690]  ? graph_lock+0x170/0x170
[  287.547494]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  287.552506]  ? graph_lock+0x170/0x170
[  287.556317]  ? find_held_lock+0x36/0x1c0
[  287.560388]  ? ____cache_alloc_node+0x1c7/0x1e0
[  287.565061]  ? lock_downgrade+0x900/0x900
[  287.569222]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.574765]  cache_grow_begin+0x91/0x8c0
[  287.578826]  ? do_raw_spin_unlock+0xa7/0x2f0
[  287.583245]  fallback_alloc+0x203/0x2e0
[  287.587230]  ____cache_alloc_node+0x1c7/0x1e0
[  287.591735]  kmem_cache_alloc_node+0xe3/0x730
[  287.596235]  ? ipv6_get_ifaddr+0x42e/0x620
[  287.600480]  __alloc_skb+0x119/0x770
[  287.604198]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  287.609485]  ? skb_scrub_packet+0x490/0x490
[  287.613809]  ? lock_downgrade+0x900/0x900
[  287.617965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.623503]  ? refcount_sub_and_test_checked+0x203/0x310
[  287.628965]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  287.634421]  ? addrconf_rs_timer+0x6f0/0x6f0
[  287.638842]  ndisc_alloc_skb+0x144/0x340
[  287.642916]  ndisc_send_rs+0x331/0x6e0
[  287.646813]  addrconf_rs_timer+0x3c0/0x6f0
[  287.651058]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.655314]  call_timer_fn+0x272/0x920
[  287.659204]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.663442]  ? process_timeout+0x40/0x40
[  287.667504]  ? find_held_lock+0x36/0x1c0
[  287.671585]  ? __run_timers+0x7da/0xc70
[  287.675562]  ? _raw_spin_unlock_irq+0x27/0x80
[  287.680069]  ? _raw_spin_unlock_irq+0x27/0x80
[  287.684562]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.688803]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  287.693389]  ? trace_hardirqs_on+0xbd/0x310
[  287.697709]  ? kasan_check_read+0x11/0x20
[  287.701857]  ? __run_timers+0x7da/0xc70
[  287.705831]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  287.711288]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.715532]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.719768]  __run_timers+0x7e5/0xc70
[  287.723592]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  287.728964]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  287.733985]  ? graph_lock+0x170/0x170
[  287.737793]  ? enqueue_hrtimer+0x1a5/0x560
[  287.742025]  ? lock_release+0x970/0x970
[  287.745998]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  287.751197]  ? find_held_lock+0x36/0x1c0
[  287.755262]  ? graph_lock+0x170/0x170
[  287.759084]  ? pvclock_read_flags+0x160/0x160
[  287.763589]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.769129]  ? check_preemption_disabled+0x48/0x200
[  287.774158]  ? __lock_is_held+0xb5/0x140
[  287.778225]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.783766]  ? check_preemption_disabled+0x48/0x200
[  287.788792]  run_timer_softirq+0x52/0xb0
[  287.792861]  ? rcu_read_lock_sched_held+0x108/0x120
[  287.797885]  __do_softirq+0x30b/0xad8
[  287.801702]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  287.806812]  ? pvclock_read_flags+0x160/0x160
[  287.811309]  ? lapic_next_event+0x5a/0x90
[  287.815480]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.821020]  ? check_preemption_disabled+0x48/0x200
[  287.826037]  ? check_preemption_disabled+0x48/0x200
[  287.831062]  ? kvm_clock_read+0x18/0x30
[  287.835035]  ? kvm_sched_clock_read+0x9/0x20
[  287.839450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.844996]  ? check_preemption_disabled+0x48/0x200
[  287.850034]  irq_exit+0x17f/0x1c0
[  287.853493]  smp_apic_timer_interrupt+0x1cb/0x760
[  287.858333]  ? smp_reschedule_interrupt+0x109/0x650
[  287.863352]  ? smp_call_function_single_interrupt+0x650/0x650
[  287.869273]  ? interrupt_entry+0xb5/0xf0
[  287.873360]  ? trace_hardirqs_off_caller+0xbb/0x300
[  287.878376]  ? trace_hardirqs_off_caller+0xbb/0x300
[  287.883394]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.888240]  ? trace_hardirqs_off+0x300/0x300
[  287.892741]  ? trace_hardirqs_off+0x300/0x300
[  287.897243]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.902783]  ? check_preemption_disabled+0x48/0x200
[  287.907803]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.913353]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.918206]  apic_timer_interrupt+0xf/0x20
[  287.922432]  </IRQ>
[  287.924677] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  287.929614] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  287.948517] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  287.956229] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  287.963496] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  287.970762] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  287.978026] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  287.985292] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  287.992620]  skb_clone+0x1bb/0x500
[  287.996173]  ? finish_task_switch+0x1b5/0x900
[  288.000672]  ? skb_split+0x11e0/0x11e0
[  288.004560]  ? preempt_notifier_register+0x200/0x200
[  288.009674]  ? __switch_to_asm+0x34/0x70
[  288.013740]  ? __switch_to_asm+0x34/0x70
[  288.017808]  ? __switch_to_asm+0x40/0x70
[  288.021880]  ? __switch_to_asm+0x34/0x70
[  288.025937]  ? __switch_to_asm+0x40/0x70
[  288.030002]  ? __switch_to_asm+0x34/0x70
[  288.034063]  ? __switch_to_asm+0x40/0x70
[  288.038123]  ? __switch_to_asm+0x34/0x70
[  288.042188]  ? __switch_to_asm+0x34/0x70
[  288.046251]  ? __switch_to_asm+0x40/0x70
[  288.050307]  ? __switch_to_asm+0x34/0x70
[  288.054375]  bpf_clone_redirect+0xb9/0x490
[  288.058617]  ? __schedule+0x874/0x1ed0
[  288.062515]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  288.067534]  ? __sched_text_start+0x8/0x8
[  288.071682]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  288.076455]  ? find_held_lock+0x36/0x1c0
[  288.080526]  ? lock_acquire+0x1ed/0x520
[  288.084502]  ? bpf_test_run+0x32e/0x5a0
[  288.088481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.094017]  ? check_preemption_disabled+0x48/0x200
[  288.099039]  ? kasan_check_read+0x11/0x20
[  288.103191]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  288.108473]  ? rcu_bh_qs+0xc0/0xc0
[  288.112021]  ? preempt_schedule+0x4d/0x60
[  288.116171]  ? ___preempt_schedule+0x16/0x18
[  288.120596]  ? bpf_test_run+0x1c0/0x5a0
[  288.124593]  ? netlink_diag_dump+0x2a0/0x2a0
[  288.129016]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.134551]  ? bpf_test_init.isra.9+0x70/0x100
[  288.139148]  ? bpf_prog_test_run_skb+0x634/0xb40
[  288.143914]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  288.148754]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  288.154294]  ? fput+0x130/0x1a0
[  288.157582]  ? __bpf_prog_get+0x9b/0x290
[  288.161651]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  288.166490]  ? bpf_prog_test_run+0x130/0x1a0
[  288.170901]  ? __x64_sys_bpf+0x3d8/0x510
[  288.174960]  ? bpf_prog_get+0x20/0x20
[  288.178771]  ? ksys_ioctl+0x81/0xd0
[  288.182412]  ? do_syscall_64+0x1b9/0x820
[  288.186473]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  288.191840]  ? syscall_return_slowpath+0x5e0/0x5e0
[  288.196772]  ? trace_hardirqs_off+0x300/0x300
[  288.201267]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  288.206299]  ? recalc_sigpending_tsk+0x180/0x180
[  288.211059]  ? kasan_check_write+0x14/0x20
[  288.215303]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  288.220158]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  288.225538] warn_alloc_show_mem: 1 callbacks suppressed
[  288.225549] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  288.225551] Mem-Info:
[  288.225592] active_anon:49480 inactive_anon:371 isolated_anon:0
[  288.225592]  active_file:14 inactive_file:18 isolated_file:1
[  288.225592]  unevictable:0 dirty:0 writeback:0 unstable:0
[  288.225592]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  288.225592]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  288.225592]  free:13768 free_pcp:583 free_cma:0
[  288.230929] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  288.237773] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  288.240177] Call Trace:
[  288.273056] Node 0 
[  288.282427]  dump_stack+0x1c4/0x2b4
[  288.310110] 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
[  288.312680]  ? dump_stack_print_info.cold.2+0x52/0x52
[  288.314880] lowmem_reserve[]:
[  288.318511]  warn_alloc.cold.118+0xb7/0x1bd
[  288.343972]  0 2815
[  288.349182]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  288.352260]  6318
[  288.356582]  ? lock_downgrade+0x900/0x900
[  288.358792]  6318
[  288.363634]  ? trace_hardirqs_off+0xb8/0x300
[  288.369823]  ? trace_hardirqs_off+0xb8/0x300
[  288.371862] Node 0 
[  288.376268]  __alloc_pages_slowpath+0x2667/0x2d80
[  288.380672] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  288.382900]  ? warn_alloc+0x120/0x120
[  288.387683] lowmem_reserve[]: 0
[  288.414597]  ? warn_alloc+0x120/0x120
[  288.418371]  0
[  288.421652]  ? print_usage_bug+0xc0/0xc0
[  288.425424]  3503
[  288.427221]  ? warn_alloc+0x120/0x120
[  288.431256]  3503
[  288.433315]  ? print_usage_bug+0xc0/0xc0
[  288.439174]  ? __lock_acquire+0x7ec/0x4ec0
[  288.443207] Node 0 
[  288.447477]  ? __lock_acquire+0x7ec/0x4ec0
[  288.447513] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  288.449719]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.453928] lowmem_reserve[]:
[  288.482906]  ? should_fail+0x22d/0xd01
[  288.488418]  0
[  288.491524]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  288.495378]  0 0
[  288.497184]  ? __lock_acquire+0x7ec/0x4ec0
[  288.502253]  0
[  288.504238]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  288.508451] Node 0 
[  288.510252]  ? __lock_acquire+0x7ec/0x4ec0
[  288.515329] DMA: 
[  288.517584]  ? should_fail+0x22d/0xd01
[  288.521794] 1*4kB 
[  288.523850]  ? print_usage_bug+0xc0/0xc0
[  288.527732] (U) 
[  288.529882]  ? mark_held_locks+0x130/0x130
[  288.533912] 0*8kB 
[  288.535897]  ? mark_held_locks+0x130/0x130
[  288.540144] 0*16kB 
[  288.542293]  ? graph_lock+0x170/0x170
[  288.546502] 1*32kB 
[  288.548734]  ? print_usage_bug+0xc0/0xc0
[  288.552506] (U) 
[  288.554741]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  288.558772] 2*64kB 
[  288.560760]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.565486] (U) 
[  288.567715]  ? check_preemption_disabled+0x48/0x200
[  288.573222] 1*128kB (U) 
[  288.575197]  ? check_preemption_disabled+0x48/0x200
[  288.580188] 1*256kB 
[  288.582862]  ? __lock_is_held+0xb5/0x140
[  288.587836] (U) 0*512kB 
[  288.590173]  __alloc_pages_nodemask+0xa80/0xde0
[  288.594203] 1*1024kB 
[  288.596866]  ? graph_lock+0x170/0x170
[  288.601509] (U) 
[  288.603915]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  288.607683] 1*2048kB (M) 
[  288.609664]  ? graph_lock+0x170/0x170
[  288.614658] 3*4096kB 
[  288.617416]  ? find_held_lock+0x36/0x1c0
[  288.621182] (M) 
[  288.623599]  ? ____cache_alloc_node+0x1c7/0x1e0
[  288.627624] = 15908kB
[  288.627637] Node 0 
[  288.629612]  ? lock_downgrade+0x900/0x900
[  288.634255] DMA32: 
[  288.636680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.638890] 4*4kB 
[  288.643032]  cache_grow_begin+0x91/0x8c0
[  288.645242] (UM) 
[  288.650772]  ? do_raw_spin_unlock+0xa7/0x2f0
[  288.652903] 2*8kB 
[  288.656988]  fallback_alloc+0x203/0x2e0
[  288.659057] (M) 
[  288.663466]  ____cache_alloc_node+0x1c7/0x1e0
[  288.665592] 1*16kB 
[  288.669559]  kmem_cache_alloc_node+0xe3/0x730
[  288.671506] (M) 
[  288.675995]  ? ipv6_get_ifaddr+0x42e/0x620
[  288.678199] 1*32kB (M) 
[  288.682705]  __alloc_skb+0x119/0x770
[  288.684655] 3*64kB 
[  288.688887]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  288.691445] (UM) 
[  288.695155]  ? skb_scrub_packet+0x490/0x490
[  288.697367] 3*128kB 
[  288.702637]  ? lock_downgrade+0x900/0x900
[  288.704675] (M) 
[  288.708992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.711289] 2*256kB 
[  288.715429]  ? refcount_sub_and_test_checked+0x203/0x310
[  288.717380] (M) 
[  288.722910]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  288.725211] 3*512kB 
[  288.730675]  ? addrconf_rs_timer+0x6f0/0x6f0
[  288.732646] (M) 
[  288.738100]  ndisc_alloc_skb+0x144/0x340
[  288.740391] 4*1024kB 
[  288.744802]  ndisc_send_rs+0x331/0x6e0
[  288.746755] (UM) 
[  288.750815]  addrconf_rs_timer+0x3c0/0x6f0
[  288.753197] 3*2048kB 
[  288.757079]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.759136] (M) 3*4096kB 
[  288.763390]  call_timer_fn+0x272/0x920
[  288.765762] (M) 
[  288.770007]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.772739] = 25232kB
[  288.776617]  ? process_timeout+0x40/0x40
[  288.778570] Node 0 
[  288.782804]  ? find_held_lock+0x36/0x1c0
[  288.785191] Normal: 
[  288.789263]  ? __run_timers+0x7da/0xc70
[  288.791470] 1065*4kB 
[  288.795524]  ? _raw_spin_unlock_irq+0x27/0x80
[  288.797823] (MEH) 
[  288.801791]  ? _raw_spin_unlock_irq+0x27/0x80
[  288.804177] 487*8kB 
[  288.808666]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.810789] (ME) 
[  288.815281]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  288.817608] 153*16kB 
[  288.821835]  ? trace_hardirqs_on+0xbd/0x310
[  288.823871] (MEH) 
[  288.828446]  ? kasan_check_read+0x11/0x20
[  288.830834] 77*32kB 
[  288.835148]  ? __run_timers+0x7da/0xc70
[  288.837270] (UM) 
[  288.841409]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  288.843706] 0*64kB 
[  288.847690]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.849727] 1*128kB 
[  288.855172]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.857380] (H) 
[  288.861612]  __run_timers+0x7e5/0xc70
[  288.863910] 1*256kB 
[  288.868155]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  288.870089] (U) 
[  288.873885]  ? compat_start_thread+0x80/0x80
[  288.876186] 1*512kB 
[  288.881542]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.883492] (U) 
[  288.887895]  ? kasan_check_write+0x14/0x20
[  288.890199] 0*1024kB 
[  288.895748]  ? finish_task_switch+0x2f5/0x900
[  288.897699] 0*2048kB 
[  288.901929]  ? __switch_to_asm+0x40/0x70
[  288.904307] 0*4096kB = 13964kB
[  288.908810]  ? preempt_notifier_register+0x200/0x200
[  288.911201] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  288.915253]  ? __switch_to_asm+0x34/0x70
[  288.918428] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  288.923515]  ? __switch_to_asm+0x40/0x70
[  288.932326] 412 total pagecache pages
[  288.936382]  ? __switch_to_asm+0x34/0x70
[  288.944938] 0 pages in swap cache
[  288.948983]  ? __switch_to_asm+0x40/0x70
[  288.952759] Swap cache stats: add 0, delete 0, find 0/0
[  288.952767] Free swap  = 0kB
[  288.956823]  ? __switch_to_asm+0x34/0x70
[  288.960248] Total swap = 0kB
[  288.964305]  ? __switch_to_asm+0x40/0x70
[  288.969646] 1965979 pages RAM
[  288.972662]  ? pvclock_read_flags+0x160/0x160
[  288.976692] 0 pages HighMem/MovableOnly
[  288.979705]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.983757] 343323 pages reserved
[  288.986856]  ? check_preemption_disabled+0x48/0x200
[  288.991319] 0 pages cma reserved
[  288.991397] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  288.995300]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  288.995315]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  288.995330]  ? rcu_pm_notify+0xc0/0xc0
[  289.000906] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  289.004295]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.009286] syz-executor0 cpuset=
[  289.012655]  ? check_preemption_disabled+0x48/0x200
[  289.019121] syz0
[  289.024658]  run_timer_softirq+0x52/0xb0
[  289.029909]  mems_allowed=0
[  289.033790]  ? rcu_read_lock_sched_held+0x108/0x120
[  289.072126]  __do_softirq+0x30b/0xad8
[  289.075944]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  289.081046]  ? trace_hardirqs_off_caller+0x300/0x300
[  289.086153]  ? trace_hardirqs_on+0x310/0x310
[  289.090567]  ? schedule+0x108/0x460
[  289.094208]  ? __schedule+0x1ed0/0x1ed0
[  289.098192]  ? trace_hardirqs_off+0xb8/0x300
[  289.102611]  ? ___might_sleep+0x1ed/0x300
[  289.106758]  ? smpboot_thread_fn+0x68b/0xa00
[  289.111169]  ? trace_hardirqs_on+0x310/0x310
[  289.115586]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.121127]  ? check_preemption_disabled+0x48/0x200
[  289.126151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.131707]  ? takeover_tasklets+0xa90/0xa90
[  289.136119]  run_ksoftirqd+0x94/0x100
[  289.139924]  smpboot_thread_fn+0x68b/0xa00
[  289.144167]  ? sort_range+0x30/0x30
[  289.147799]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  289.152905]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.158443]  ? __kthread_parkme+0xfb/0x1a0
[  289.162687]  kthread+0x35a/0x420
[  289.166073]  ? sort_range+0x30/0x30
[  289.169699]  ? kthread_bind+0x40/0x40
[  289.173514]  ret_from_fork+0x3a/0x50
[  289.177249] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  289.177328] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  289.184519] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  289.184524] Call Trace:
[  289.184530]  <IRQ>
[  289.184547]  dump_stack+0x1c4/0x2b4
[  289.184565]  ? dump_stack_print_info.cold.2+0x52/0x52
[  289.191103] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  289.200400]  warn_alloc.cold.118+0xb7/0x1bd
[  289.202950] ksoftirqd/1 cpuset=
[  289.205092]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  289.208717] /
[  289.213920]  ? lock_downgrade+0x900/0x900
[  289.224206]  mems_allowed=0
[  289.228519]  ? trace_hardirqs_off+0xb8/0x300
[  289.249775]  ? trace_hardirqs_off+0xb8/0x300
[  289.254201]  __alloc_pages_slowpath+0x2667/0x2d80
[  289.259079]  ? warn_alloc+0x120/0x120
[  289.262886]  ? warn_alloc+0x120/0x120
[  289.266689]  ? print_usage_bug+0xc0/0xc0
[  289.270748]  ? warn_alloc+0x120/0x120
[  289.274548]  ? print_usage_bug+0xc0/0xc0
[  289.278616]  ? __lock_acquire+0x7ec/0x4ec0
[  289.282857]  ? __lock_acquire+0x7ec/0x4ec0
[  289.287096]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.292640]  ? should_fail+0x22d/0xd01
[  289.296534]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  289.301643]  ? __lock_acquire+0x7ec/0x4ec0
[  289.305881]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  289.310989]  ? __lock_acquire+0x7ec/0x4ec0
[  289.315220]  ? should_fail+0x22d/0xd01
[  289.319118]  ? mark_held_locks+0x130/0x130
[  289.323360]  ? mark_held_locks+0x130/0x130
[  289.327604]  ? graph_lock+0x170/0x170
[  289.331411]  ? graph_lock+0x170/0x170
[  289.335213]  ? graph_lock+0x170/0x170
[  289.339421]  ? print_usage_bug+0xc0/0xc0
[  289.343484]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.349024]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.354564]  ? check_preemption_disabled+0x48/0x200
[  289.359597]  ? check_preemption_disabled+0x48/0x200
[  289.364639]  ? __lock_is_held+0xb5/0x140
[  289.368712]  __alloc_pages_nodemask+0xa80/0xde0
[  289.373386]  ? graph_lock+0x170/0x170
[  289.377191]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  289.382208]  ? graph_lock+0x170/0x170
[  289.386022]  ? find_held_lock+0x36/0x1c0
[  289.390094]  ? ____cache_alloc_node+0x1c7/0x1e0
[  289.394779]  ? lock_downgrade+0x900/0x900
[  289.398937]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.404477]  cache_grow_begin+0x91/0x8c0
[  289.408540]  ? do_raw_spin_unlock+0xa7/0x2f0
[  289.413005]  fallback_alloc+0x203/0x2e0
[  289.416986]  ____cache_alloc_node+0x1c7/0x1e0
[  289.421488]  kmem_cache_alloc_node+0xe3/0x730
[  289.425984]  ? ipv6_get_ifaddr+0x42e/0x620
[  289.430227]  __alloc_skb+0x119/0x770
[  289.433944]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  289.439227]  ? skb_scrub_packet+0x490/0x490
[  289.443550]  ? lock_downgrade+0x900/0x900
[  289.447716]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.453257]  ? refcount_sub_and_test_checked+0x203/0x310
[  289.458712]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  289.464164]  ? addrconf_rs_timer+0x6f0/0x6f0
[  289.468591]  ndisc_alloc_skb+0x144/0x340
[  289.472662]  ndisc_send_rs+0x331/0x6e0
[  289.476560]  addrconf_rs_timer+0x3c0/0x6f0
[  289.480824]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.485076]  call_timer_fn+0x272/0x920
[  289.488962]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.493196]  ? process_timeout+0x40/0x40
[  289.497253]  ? find_held_lock+0x36/0x1c0
[  289.501326]  ? __run_timers+0x7da/0xc70
[  289.505305]  ? _raw_spin_unlock_irq+0x27/0x80
[  289.509800]  ? _raw_spin_unlock_irq+0x27/0x80
[  289.514297]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.518533]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  289.523116]  ? trace_hardirqs_on+0xbd/0x310
[  289.527434]  ? kasan_check_read+0x11/0x20
[  289.531592]  ? __run_timers+0x7da/0xc70
[  289.535570]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  289.541045]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.545285]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.549537]  __run_timers+0x7e5/0xc70
[  289.553355]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  289.558719]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  289.563735]  ? graph_lock+0x170/0x170
[  289.567541]  ? enqueue_hrtimer+0x1a5/0x560
[  289.571783]  ? lock_release+0x970/0x970
[  289.575757]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  289.580954]  ? find_held_lock+0x36/0x1c0
[  289.585024]  ? graph_lock+0x170/0x170
[  289.588826]  ? pvclock_read_flags+0x160/0x160
[  289.593325]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.598859]  ? check_preemption_disabled+0x48/0x200
[  289.604063]  ? __lock_is_held+0xb5/0x140
[  289.608123]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.613666]  ? check_preemption_disabled+0x48/0x200
[  289.618692]  run_timer_softirq+0x52/0xb0
[  289.622753]  ? rcu_read_lock_sched_held+0x108/0x120
[  289.627777]  __do_softirq+0x30b/0xad8
[  289.631601]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  289.636721]  ? pvclock_read_flags+0x160/0x160
[  289.641217]  ? lapic_next_event+0x5a/0x90
[  289.645369]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.650904]  ? check_preemption_disabled+0x48/0x200
[  289.655919]  ? check_preemption_disabled+0x48/0x200
[  289.660939]  ? kvm_clock_read+0x18/0x30
[  289.664911]  ? kvm_sched_clock_read+0x9/0x20
[  289.669321]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.674856]  ? check_preemption_disabled+0x48/0x200
[  289.679884]  irq_exit+0x17f/0x1c0
[  289.683341]  smp_apic_timer_interrupt+0x1cb/0x760
[  289.688180]  ? smp_reschedule_interrupt+0x109/0x650
[  289.693196]  ? smp_call_function_single_interrupt+0x650/0x650
[  289.699083]  ? interrupt_entry+0xb5/0xf0
[  289.703148]  ? trace_hardirqs_off_caller+0xbb/0x300
[  289.708164]  ? trace_hardirqs_off_caller+0xbb/0x300
[  289.713180]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.718023]  ? trace_hardirqs_off+0x300/0x300
[  289.722519]  ? trace_hardirqs_off+0x300/0x300
[  289.727019]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.732557]  ? check_preemption_disabled+0x48/0x200
[  289.737589]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.743135]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.747989]  apic_timer_interrupt+0xf/0x20
[  289.752215]  </IRQ>
[  289.754457] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  289.759385] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  289.778287] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  289.786002] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  289.793270] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  289.800539] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  289.807806] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  289.815073] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  289.822403]  skb_clone+0x1bb/0x500
[  289.825954]  ? finish_task_switch+0x1b5/0x900
[  289.830448]  ? skb_split+0x11e0/0x11e0
[  289.834338]  ? preempt_notifier_register+0x200/0x200
[  289.839452]  ? __switch_to_asm+0x34/0x70
[  289.843511]  ? __switch_to_asm+0x34/0x70
[  289.847573]  ? __switch_to_asm+0x40/0x70
[  289.851645]  ? __switch_to_asm+0x34/0x70
[  289.855703]  ? __switch_to_asm+0x40/0x70
[  289.859761]  ? __switch_to_asm+0x34/0x70
[  289.863818]  ? __switch_to_asm+0x40/0x70
[  289.867880]  ? __switch_to_asm+0x34/0x70
[  289.871940]  ? __switch_to_asm+0x34/0x70
[  289.876002]  ? __switch_to_asm+0x40/0x70
[  289.880062]  ? __switch_to_asm+0x34/0x70
[  289.884134]  bpf_clone_redirect+0xb9/0x490
[  289.888370]  ? __schedule+0x874/0x1ed0
[  289.892268]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  289.897297]  ? __sched_text_start+0x8/0x8
[  289.901450]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  289.906227]  ? find_held_lock+0x36/0x1c0
[  289.910297]  ? lock_acquire+0x1ed/0x520
[  289.914275]  ? bpf_test_run+0x32e/0x5a0
[  289.918258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.923798]  ? check_preemption_disabled+0x48/0x200
[  289.928825]  ? kasan_check_read+0x11/0x20
[  289.932976]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  289.938257]  ? rcu_bh_qs+0xc0/0xc0
[  289.941802]  ? preempt_schedule+0x4d/0x60
[  289.945950]  ? ___preempt_schedule+0x16/0x18
[  289.950375]  ? bpf_test_run+0x1c0/0x5a0
[  289.954360]  ? netlink_diag_dump+0x2a0/0x2a0
[  289.958785]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.964320]  ? bpf_test_init.isra.9+0x70/0x100
[  289.968907]  ? bpf_prog_test_run_skb+0x634/0xb40
[  289.973681]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  289.978528]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  289.984065]  ? fput+0x130/0x1a0
[  289.987352]  ? __bpf_prog_get+0x9b/0x290
[  289.991418]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  289.996259]  ? bpf_prog_test_run+0x130/0x1a0
[  290.000671]  ? __x64_sys_bpf+0x3d8/0x510
[  290.004733]  ? bpf_prog_get+0x20/0x20
[  290.008545]  ? ksys_ioctl+0x81/0xd0
[  290.012190]  ? do_syscall_64+0x1b9/0x820
[  290.016257]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  290.021637]  ? syscall_return_slowpath+0x5e0/0x5e0
[  290.026572]  ? trace_hardirqs_off+0x300/0x300
[  290.031081]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  290.036101]  ? recalc_sigpending_tsk+0x180/0x180
[  290.040860]  ? kasan_check_write+0x14/0x20
[  290.045104]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.049957]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  290.055339] warn_alloc_show_mem: 1 callbacks suppressed
[  290.055350] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  290.055352] Mem-Info:
[  290.055384] active_anon:49480 inactive_anon:371 isolated_anon:0
[  290.055384]  active_file:14 inactive_file:18 isolated_file:1
[  290.055384]  unevictable:0 dirty:0 writeback:0 unstable:0
[  290.055384]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  290.055384]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  290.055384]  free:13768 free_pcp:583 free_cma:0
[  290.060723] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  290.067572] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  290.069971] Call Trace:
[  290.102939] Node 0 
[  290.112306]  dump_stack+0x1c4/0x2b4
[  290.139986] 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
[  290.142553]  ? dump_stack_print_info.cold.2+0x52/0x52
[  290.144757] lowmem_reserve[]:
[  290.148391]  warn_alloc.cold.118+0xb7/0x1bd
[  290.173875]  0
[  290.179071]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  290.182138]  2815 6318
[  290.186482]  ? lock_downgrade+0x900/0x900
[  290.188255]  6318
[  290.193098]  ? trace_hardirqs_off+0xb8/0x300
[  290.199716]  ? trace_hardirqs_off+0xb8/0x300
[  290.201753] Node 0 
[  290.206168]  __alloc_pages_slowpath+0x2667/0x2d80
[  290.210572] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  290.212803]  ? warn_alloc+0x120/0x120
[  290.217599] lowmem_reserve[]:
[  290.244502]  ? warn_alloc+0x120/0x120
[  290.248272]  0
[  290.251374]  ? print_usage_bug+0xc0/0xc0
[  290.255145]  0
[  290.256941]  ? warn_alloc+0x120/0x120
[  290.260976]  3503
[  290.262771]  ? print_usage_bug+0xc0/0xc0
[  290.266544]  3503
[  290.268606]  ? __lock_acquire+0x7ec/0x4ec0
[  290.274702]  ? __lock_acquire+0x7ec/0x4ec0
[  290.278912] Node 0 
[  290.283145]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.283177] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  290.283185] lowmem_reserve[]:
[  290.285420]  ? should_fail+0x22d/0xd01
[  290.290921]  0 0
[  290.319391]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  290.322466]  0
[  290.326349]  ? __lock_acquire+0x7ec/0x4ec0
[  290.328298]  0
[  290.333399]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  290.339401]  ? __lock_acquire+0x7ec/0x4ec0
[  290.341176] Node 0 
[  290.346276]  ? should_fail+0x22d/0xd01
[  290.350482] DMA: 1*4kB 
[  290.352727]  ? mark_held_locks+0x130/0x130
[  290.356586] (U) 
[  290.359166]  ? mark_held_locks+0x130/0x130
[  290.363373] 0*8kB 
[  290.365342]  ? graph_lock+0x170/0x170
[  290.369554] 0*16kB 
[  290.371698]  ? graph_lock+0x170/0x170
[  290.375477] 1*32kB 
[  290.377708]  ? graph_lock+0x170/0x170
[  290.381481] (U) 
[  290.383732]  ? print_usage_bug+0xc0/0xc0
[  290.387507] 2*64kB 
[  290.389480]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.393512] (U) 
[  290.395763]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.401274] 1*128kB 
[  290.403249]  ? check_preemption_disabled+0x48/0x200
[  290.408759] (U) 
[  290.411079]  ? check_preemption_disabled+0x48/0x200
[  290.416092] 1*256kB 
[  290.418071]  ? __lock_is_held+0xb5/0x140
[  290.423053] (U) 
[  290.425379]  __alloc_pages_nodemask+0xa80/0xde0
[  290.429409] 0*512kB 
[  290.431377]  ? graph_lock+0x170/0x170
[  290.436015] 1*1024kB (U) 
[  290.438340]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  290.442115] 1*2048kB 
[  290.444868]  ? graph_lock+0x170/0x170
[  290.449857] (M) 
[  290.452270]  ? find_held_lock+0x36/0x1c0
[  290.456037] 3*4096kB 
[  290.458012]  ? ____cache_alloc_node+0x1c7/0x1e0
[  290.462042] (M) 
[  290.464447]  ? lock_downgrade+0x900/0x900
[  290.469090] = 15908kB
[  290.471597]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.475720] Node 0 
[  290.478137]  cache_grow_begin+0x91/0x8c0
[  290.483640] DMA32: 4*4kB 
[  290.485879]  ? do_raw_spin_unlock+0xa7/0x2f0
[  290.489911] (UM) 
[  290.492667]  fallback_alloc+0x203/0x2e0
[  290.497044] 2*8kB 
[  290.499106]  ____cache_alloc_node+0x1c7/0x1e0
[  290.503045] (M) 1*16kB 
[  290.505200]  kmem_cache_alloc_node+0xe3/0x730
[  290.509666] (M) 1*32kB 
[  290.512255]  ? ipv6_get_ifaddr+0x42e/0x620
[  290.516720] (M) 
[  290.519306]  __alloc_skb+0x119/0x770
[  290.523519] 3*64kB (UM) 
[  290.525503]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  290.529179] 3*128kB (M) 
[  290.531852]  ? skb_scrub_packet+0x490/0x490
[  290.537103] 2*256kB (M) 
[  290.539786]  ? lock_downgrade+0x900/0x900
[  290.544076] 3*512kB (M) 
[  290.546754]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.550892] 4*1024kB 
[  290.553558]  ? refcount_sub_and_test_checked+0x203/0x310
[  290.559058] (UM) 3*2048kB 
[  290.561473]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  290.566892] (M) 3*4096kB 
[  290.569744]  ? addrconf_rs_timer+0x6f0/0x6f0
[  290.575166] (M) 
[  290.577929]  ndisc_alloc_skb+0x144/0x340
[  290.582307] = 25232kB
[  290.582315] Node 0 
[  290.584285]  ndisc_send_rs+0x331/0x6e0
[  290.588328] Normal: 1065*4kB 
[  290.590755]  addrconf_rs_timer+0x3c0/0x6f0
[  290.592963] (MEH) 
[  290.596846]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.599917] 487*8kB (ME) 
[  290.604168]  call_timer_fn+0x272/0x920
[  290.606277] 153*16kB (MEH) 
[  290.610515]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.613241] 77*32kB (UM) 
[  290.617131]  ? process_timeout+0x40/0x40
[  290.620035] 0*64kB 1*128kB 
[  290.624273]  ? find_held_lock+0x36/0x1c0
[  290.626999] (H) 1*256kB 
[  290.631064]  ? __run_timers+0x7da/0xc70
[  290.633963] (U) 
[  290.638019]  ? _raw_spin_unlock_irq+0x27/0x80
[  290.640665] 1*512kB 
[  290.644633]  ? _raw_spin_unlock_irq+0x27/0x80
[  290.646605] (U) 
[  290.651098]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.653389] 0*1024kB 0*2048kB 
[  290.657884]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  290.659830] 0*4096kB = 13964kB
[  290.664067]  ? trace_hardirqs_on+0xbd/0x310
[  290.667240] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  290.671806]  ? kasan_check_read+0x11/0x20
[  290.674979] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  290.679291]  ? __run_timers+0x7da/0xc70
[  290.688102] 412 total pagecache pages
[  290.692247]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  290.700801] 0 pages in swap cache
[  290.704796]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.708568] Swap cache stats: add 0, delete 0, find 0/0
[  290.708585] Free swap  = 0kB
[  290.714028]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.717448] Total swap = 0kB
[  290.717456] 1965979 pages RAM
[  290.721689]  __run_timers+0x7e5/0xc70
[  290.727016] 0 pages HighMem/MovableOnly
[  290.727024] 343323 pages reserved
[  290.730046]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  290.734247] 0 pages cma reserved
[  290.737261]  ? compat_start_thread+0x80/0x80
[  290.740407] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  290.744139]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.744163]  ? kasan_check_write+0x14/0x20
[  290.748179] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  290.751570]  ? finish_task_switch+0x2f5/0x900
[  290.756939] syz-executor0 cpuset=
[  290.760293]  ? __switch_to_asm+0x40/0x70
[  290.760312]  ? preempt_notifier_register+0x200/0x200
[  290.764692] syz0
[  290.771179]  ? __switch_to_asm+0x34/0x70
[  290.776696]  mems_allowed=0
[  290.780919]  ? __switch_to_asm+0x40/0x70
[  290.780935]  ? __switch_to_asm+0x34/0x70
[  290.825485]  ? __switch_to_asm+0x40/0x70
[  290.829548]  ? __switch_to_asm+0x34/0x70
[  290.833618]  ? __switch_to_asm+0x40/0x70
[  290.837698]  ? pvclock_read_flags+0x160/0x160
[  290.842196]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.847739]  ? check_preemption_disabled+0x48/0x200
[  290.852767]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  290.858307]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  290.863599]  ? rcu_pm_notify+0xc0/0xc0
[  290.867491]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.873032]  ? check_preemption_disabled+0x48/0x200
[  290.878059]  run_timer_softirq+0x52/0xb0
[  290.882127]  ? rcu_read_lock_sched_held+0x108/0x120
[  290.887163]  __do_softirq+0x30b/0xad8
[  290.890982]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  290.896084]  ? trace_hardirqs_off_caller+0x300/0x300
[  290.901189]  ? trace_hardirqs_on+0x310/0x310
[  290.905614]  ? schedule+0x108/0x460
[  290.909248]  ? __schedule+0x1ed0/0x1ed0
[  290.913229]  ? trace_hardirqs_off+0xb8/0x300
[  290.917640]  ? ___might_sleep+0x1ed/0x300
[  290.921787]  ? smpboot_thread_fn+0x68b/0xa00
[  290.926194]  ? trace_hardirqs_on+0x310/0x310
[  290.930644]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.936184]  ? check_preemption_disabled+0x48/0x200
[  290.941202]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.946746]  ? takeover_tasklets+0xa90/0xa90
[  290.951161]  run_ksoftirqd+0x94/0x100
[  290.954970]  smpboot_thread_fn+0x68b/0xa00
[  290.959212]  ? sort_range+0x30/0x30
[  290.962841]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  290.967947]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.973487]  ? __kthread_parkme+0xfb/0x1a0
[  290.977729]  kthread+0x35a/0x420
[  290.981094]  ? sort_range+0x30/0x30
[  290.984720]  ? kthread_bind+0x40/0x40
[  290.988548]  ret_from_fork+0x3a/0x50
[  290.992298] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  290.992381] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  290.999584] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  290.999595] Call Trace:
[  291.006223] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  291.015449]  <IRQ>
[  291.018019] ksoftirqd/1 cpuset=
[  291.028338]  dump_stack+0x1c4/0x2b4
[  291.030460] /
[  291.033735]  ? dump_stack_print_info.cold.2+0x52/0x52
[  291.037352]  mems_allowed=0
[  291.039070]  warn_alloc.cold.118+0xb7/0x1bd
[  291.051480]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  291.056330]  ? lock_downgrade+0x900/0x900
[  291.060487]  ? trace_hardirqs_off+0xb8/0x300
[  291.064913]  ? trace_hardirqs_off+0xb8/0x300
[  291.069339]  __alloc_pages_slowpath+0x2667/0x2d80
[  291.074215]  ? warn_alloc+0x120/0x120
[  291.078022]  ? warn_alloc+0x120/0x120
[  291.081831]  ? print_usage_bug+0xc0/0xc0
[  291.085900]  ? warn_alloc+0x120/0x120
[  291.089710]  ? print_usage_bug+0xc0/0xc0
[  291.093786]  ? __lock_acquire+0x7ec/0x4ec0
[  291.098028]  ? __lock_acquire+0x7ec/0x4ec0
[  291.102271]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.107821]  ? should_fail+0x22d/0xd01
[  291.111720]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  291.116831]  ? __lock_acquire+0x7ec/0x4ec0
[  291.121079]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  291.126191]  ? __lock_acquire+0x7ec/0x4ec0
[  291.130431]  ? should_fail+0x22d/0xd01
[  291.134337]  ? mark_held_locks+0x130/0x130
[  291.138589]  ? mark_held_locks+0x130/0x130
[  291.142837]  ? graph_lock+0x170/0x170
[  291.146648]  ? graph_lock+0x170/0x170
[  291.150459]  ? graph_lock+0x170/0x170
[  291.154262]  ? print_usage_bug+0xc0/0xc0
[  291.158336]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.163875]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.169522]  ? check_preemption_disabled+0x48/0x200
[  291.174540]  ? check_preemption_disabled+0x48/0x200
[  291.179572]  ? __lock_is_held+0xb5/0x140
[  291.183660]  __alloc_pages_nodemask+0xa80/0xde0
[  291.188334]  ? graph_lock+0x170/0x170
[  291.192139]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  291.197178]  ? graph_lock+0x170/0x170
[  291.200994]  ? find_held_lock+0x36/0x1c0
[  291.205068]  ? ____cache_alloc_node+0x1c7/0x1e0
[  291.209742]  ? lock_downgrade+0x900/0x900
[  291.213910]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.219474]  cache_grow_begin+0x91/0x8c0
[  291.223547]  ? do_raw_spin_unlock+0xa7/0x2f0
[  291.227974]  fallback_alloc+0x203/0x2e0
[  291.231961]  ____cache_alloc_node+0x1c7/0x1e0
[  291.236462]  kmem_cache_alloc_node+0xe3/0x730
[  291.240958]  ? ipv6_get_ifaddr+0x42e/0x620
[  291.245205]  __alloc_skb+0x119/0x770
[  291.248935]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  291.254216]  ? skb_scrub_packet+0x490/0x490
[  291.258537]  ? lock_downgrade+0x900/0x900
[  291.262695]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.268236]  ? refcount_sub_and_test_checked+0x203/0x310
[  291.273692]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  291.279147]  ? addrconf_rs_timer+0x6f0/0x6f0
[  291.283572]  ndisc_alloc_skb+0x144/0x340
[  291.287655]  ndisc_send_rs+0x331/0x6e0
[  291.291551]  addrconf_rs_timer+0x3c0/0x6f0
[  291.295810]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.300079]  call_timer_fn+0x272/0x920
[  291.303968]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.308211]  ? process_timeout+0x40/0x40
[  291.312283]  ? find_held_lock+0x36/0x1c0
[  291.316369]  ? __run_timers+0x7da/0xc70
[  291.320357]  ? _raw_spin_unlock_irq+0x27/0x80
[  291.324859]  ? _raw_spin_unlock_irq+0x27/0x80
[  291.329361]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.333615]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  291.338646]  ? trace_hardirqs_on+0xbd/0x310
[  291.342970]  ? kasan_check_read+0x11/0x20
[  291.347127]  ? __run_timers+0x7da/0xc70
[  291.351111]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  291.356588]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.360839]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.365083]  __run_timers+0x7e5/0xc70
[  291.368903]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  291.374273]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  291.379293]  ? graph_lock+0x170/0x170
[  291.383100]  ? enqueue_hrtimer+0x1a5/0x560
[  291.387347]  ? lock_release+0x970/0x970
[  291.391328]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  291.396534]  ? find_held_lock+0x36/0x1c0
[  291.400620]  ? graph_lock+0x170/0x170
[  291.404446]  ? pvclock_read_flags+0x160/0x160
[  291.408945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.414491]  ? check_preemption_disabled+0x48/0x200
[  291.419536]  ? __lock_is_held+0xb5/0x140
[  291.423606]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.429153]  ? check_preemption_disabled+0x48/0x200
[  291.434187]  run_timer_softirq+0x52/0xb0
[  291.438253]  ? rcu_read_lock_sched_held+0x108/0x120
[  291.443271]  __do_softirq+0x30b/0xad8
[  291.447082]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  291.452194]  ? pvclock_read_flags+0x160/0x160
[  291.456690]  ? lapic_next_event+0x5a/0x90
[  291.460839]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.466375]  ? check_preemption_disabled+0x48/0x200
[  291.471390]  ? check_preemption_disabled+0x48/0x200
[  291.476410]  ? kvm_clock_read+0x18/0x30
[  291.480414]  ? kvm_sched_clock_read+0x9/0x20
[  291.484827]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.490362]  ? check_preemption_disabled+0x48/0x200
[  291.495392]  irq_exit+0x17f/0x1c0
[  291.498853]  smp_apic_timer_interrupt+0x1cb/0x760
[  291.503697]  ? smp_reschedule_interrupt+0x109/0x650
[  291.508721]  ? smp_call_function_single_interrupt+0x650/0x650
[  291.514620]  ? interrupt_entry+0xb5/0xf0
[  291.518692]  ? trace_hardirqs_off_caller+0xbb/0x300
[  291.523709]  ? trace_hardirqs_off_caller+0xbb/0x300
[  291.528727]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.533568]  ? trace_hardirqs_off+0x300/0x300
[  291.538074]  ? trace_hardirqs_off+0x300/0x300
[  291.542589]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.548127]  ? check_preemption_disabled+0x48/0x200
[  291.553144]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.558691]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.563546]  apic_timer_interrupt+0xf/0x20
[  291.567793]  </IRQ>
[  291.570042] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  291.574974] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  291.593876] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  291.601597] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  291.608866] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  291.616133] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  291.623399] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  291.630665] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  291.637985]  skb_clone+0x1bb/0x500
[  291.641530]  ? finish_task_switch+0x1b5/0x900
[  291.646026]  ? skb_split+0x11e0/0x11e0
[  291.649918]  ? preempt_notifier_register+0x200/0x200
[  291.655023]  ? __switch_to_asm+0x34/0x70
[  291.659081]  ? __switch_to_asm+0x34/0x70
[  291.663138]  ? __switch_to_asm+0x40/0x70
[  291.667204]  ? __switch_to_asm+0x34/0x70
[  291.671265]  ? __switch_to_asm+0x40/0x70
[  291.675327]  ? __switch_to_asm+0x34/0x70
[  291.679386]  ? __switch_to_asm+0x40/0x70
[  291.683444]  ? __switch_to_asm+0x34/0x70
[  291.687507]  ? __switch_to_asm+0x34/0x70
[  291.691564]  ? __switch_to_asm+0x40/0x70
[  291.695637]  ? __switch_to_asm+0x34/0x70
[  291.699710]  bpf_clone_redirect+0xb9/0x490
[  291.703946]  ? __schedule+0x874/0x1ed0
[  291.707838]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  291.712859]  ? __sched_text_start+0x8/0x8
[  291.717019]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  291.721790]  ? find_held_lock+0x36/0x1c0
[  291.725861]  ? lock_acquire+0x1ed/0x520
[  291.729838]  ? bpf_test_run+0x32e/0x5a0
[  291.733817]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.739352]  ? check_preemption_disabled+0x48/0x200
[  291.744376]  ? kasan_check_read+0x11/0x20
[  291.748525]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  291.753802]  ? rcu_bh_qs+0xc0/0xc0
[  291.757348]  ? preempt_schedule+0x4d/0x60
[  291.761505]  ? ___preempt_schedule+0x16/0x18
[  291.765924]  ? bpf_test_run+0x1c0/0x5a0
[  291.769913]  ? netlink_diag_dump+0x2a0/0x2a0
[  291.774332]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.779866]  ? bpf_test_init.isra.9+0x70/0x100
[  291.784455]  ? bpf_prog_test_run_skb+0x634/0xb40
[  291.789222]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  291.794065]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  291.799607]  ? fput+0x130/0x1a0
[  291.802894]  ? __bpf_prog_get+0x9b/0x290
[  291.806965]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  291.811807]  ? bpf_prog_test_run+0x130/0x1a0
[  291.816220]  ? __x64_sys_bpf+0x3d8/0x510
[  291.820292]  ? bpf_prog_get+0x20/0x20
[  291.824105]  ? ksys_ioctl+0x81/0xd0
[  291.827742]  ? do_syscall_64+0x1b9/0x820
[  291.831803]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  291.837167]  ? syscall_return_slowpath+0x5e0/0x5e0
[  291.842165]  ? trace_hardirqs_off+0x300/0x300
[  291.846668]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  291.851684]  ? recalc_sigpending_tsk+0x180/0x180
[  291.856438]  ? kasan_check_write+0x14/0x20
[  291.860682]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.865540]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  291.870920] warn_alloc_show_mem: 1 callbacks suppressed
[  291.870931] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  291.870933] Mem-Info:
[  291.870981] active_anon:49480 inactive_anon:371 isolated_anon:0
[  291.870981]  active_file:14 inactive_file:18 isolated_file:1
[  291.870981]  unevictable:0 dirty:0 writeback:0 unstable:0
[  291.870981]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  291.870981]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  291.870981]  free:13768 free_pcp:583 free_cma:0
[  291.876321] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  291.883167] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  291.885591] Call Trace:
[  291.918556] Node 0 
[  291.927943]  dump_stack+0x1c4/0x2b4
[  291.955631] 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
[  291.958190]  ? dump_stack_print_info.cold.2+0x52/0x52
[  291.960402] lowmem_reserve[]:
[  291.964033]  warn_alloc.cold.118+0xb7/0x1bd
[  291.989517]  0
[  291.994707]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  291.997782]  2815
[  292.002102]  ? lock_downgrade+0x900/0x900
[  292.003883]  6318
[  292.008725]  ? trace_hardirqs_off+0xb8/0x300
[  292.010761]  6318
[  292.014907]  ? trace_hardirqs_off+0xb8/0x300
[  292.021346]  __alloc_pages_slowpath+0x2667/0x2d80
[  292.023377] Node 0 
[  292.027805]  ? warn_alloc+0x120/0x120
[  292.032625] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  292.034830]  ? warn_alloc+0x120/0x120
[  292.038600] lowmem_reserve[]: 0
[  292.065502]  ? print_usage_bug+0xc0/0xc0
[  292.069275]  0
[  292.072551]  ? warn_alloc+0x120/0x120
[  292.076594]  3503
[  292.078391]  ? print_usage_bug+0xc0/0xc0
[  292.082161]  3503
[  292.084224]  ? __lock_acquire+0x7ec/0x4ec0
[  292.088262] Node 0 
[  292.090316]  ? __lock_acquire+0x7ec/0x4ec0
[  292.094553] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  292.096761]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.100970] lowmem_reserve[]:
[  292.129429]  ? should_fail+0x22d/0xd01
[  292.134939]  0
[  292.138040]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  292.141893]  0 0
[  292.143701]  ? __lock_acquire+0x7ec/0x4ec0
[  292.148776]  0
[  292.150758]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  292.156779]  ? __lock_acquire+0x7ec/0x4ec0
[  292.161856] Node 0 
[  292.166083]  ? should_fail+0x22d/0xd01
[  292.166093] DMA: 
[  292.168325]  ? print_usage_bug+0xc0/0xc0
[  292.172186] 1*4kB 
[  292.174248]  ? mark_held_locks+0x130/0x130
[  292.178273] (U) 
[  292.180488]  ? mark_held_locks+0x130/0x130
[  292.184697] 0*8kB 
[  292.186670]  ? graph_lock+0x170/0x170
[  292.190873] 0*16kB 
[  292.193015]  ? print_usage_bug+0xc0/0xc0
[  292.196820] 1*32kB 
[  292.199052]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  292.203094] (U) 
[  292.205327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.210055] 2*64kB 
[  292.212024]  ? check_preemption_disabled+0x48/0x200
[  292.217530] (U) 1*128kB 
[  292.219765]  ? check_preemption_disabled+0x48/0x200
[  292.224756] (U) 
[  292.227426]  ? __lock_is_held+0xb5/0x140
[  292.232408] 1*256kB 
[  292.234379]  __alloc_pages_nodemask+0xa80/0xde0
[  292.238409] (U) 
[  292.240724]  ? graph_lock+0x170/0x170
[  292.245366] 0*512kB 
[  292.247337]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  292.251111] 1*1024kB 
[  292.253423]  ? graph_lock+0x170/0x170
[  292.258413] (U) 
[  292.260824]  ? find_held_lock+0x36/0x1c0
[  292.264602] 1*2048kB 
[  292.266587]  ? ____cache_alloc_node+0x1c7/0x1e0
[  292.270620] (M) 
[  292.273023]  ? lock_downgrade+0x900/0x900
[  292.277659] 3*4096kB (M) 
[  292.279645]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.283771] = 15908kB
[  292.286525]  cache_grow_begin+0x91/0x8c0
[  292.292033] Node 0 
[  292.294441]  ? do_raw_spin_unlock+0xa7/0x2f0
[  292.298470] DMA32: 4*4kB 
[  292.300715]  fallback_alloc+0x203/0x2e0
[  292.305094] (UM) 
[  292.307852]  ____cache_alloc_node+0x1c7/0x1e0
[  292.311800] 2*8kB 
[  292.313860]  kmem_cache_alloc_node+0xe3/0x730
[  292.318327] (M) 
[  292.320471]  ? ipv6_get_ifaddr+0x42e/0x620
[  292.324940] 1*16kB 
[  292.326915]  __alloc_skb+0x119/0x770
[  292.331125] (M) 
[  292.333372]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  292.337069] 1*32kB 
[  292.339035]  ? skb_scrub_packet+0x490/0x490
[  292.344280] (M) 3*64kB 
[  292.346521]  ? lock_downgrade+0x900/0x900
[  292.350811] (UM) 3*128kB 
[  292.353401]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.357515] (M) 
[  292.360281]  ? refcount_sub_and_test_checked+0x203/0x310
[  292.365785] 2*256kB (M) 
[  292.367765]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  292.373186] 3*512kB (M) 
[  292.375866]  ? addrconf_rs_timer+0x6f0/0x6f0
[  292.381279] 4*1024kB (UM) 
[  292.383961]  ndisc_alloc_skb+0x144/0x340
[  292.388336] 3*2048kB 
[  292.391181]  ndisc_send_rs+0x331/0x6e0
[  292.395213] (M) 
[  292.397634]  addrconf_rs_timer+0x3c0/0x6f0
[  292.401491] 3*4096kB (M) 
[  292.403472]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.407679] = 25232kB
[  292.410438]  call_timer_fn+0x272/0x920
[  292.414640] Node 0 
[  292.417042]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.420898] Normal: 1065*4kB 
[  292.423163]  ? process_timeout+0x40/0x40
[  292.427365] (MEH) 
[  292.430463]  ? find_held_lock+0x36/0x1c0
[  292.434496] 487*8kB 
[  292.436655]  ? __run_timers+0x7da/0xc70
[  292.440688] (ME) 
[  292.443009]  ? _raw_spin_unlock_irq+0x27/0x80
[  292.446956] 153*16kB 
[  292.449014]  ? _raw_spin_unlock_irq+0x27/0x80
[  292.453478] (MEH) 77*32kB 
[  292.455894]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.460358] (UM) 
[  292.463203]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  292.467402] 0*64kB 1*128kB 
[  292.469467]  ? trace_hardirqs_on+0xbd/0x310
[  292.474252] (H) 
[  292.477182]  ? kasan_check_read+0x11/0x20
[  292.481479] 1*256kB 
[  292.483453]  ? __run_timers+0x7da/0xc70
[  292.487572] (U) 
[  292.489907]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  292.493856] 1*512kB 
[  292.495829]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.501251] (U) 
[  292.503572]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.507785] 0*1024kB 
[  292.509758]  __run_timers+0x7e5/0xc70
[  292.513963] 0*2048kB 0*4096kB 
[  292.516390]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  292.520153] = 13964kB
[  292.520168] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  292.523346]  ? compat_start_thread+0x80/0x80
[  292.528692] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  292.531090]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.539899] 412 total pagecache pages
[  292.544310]  ? kasan_check_write+0x14/0x20
[  292.552886] 0 pages in swap cache
[  292.558414]  ? finish_task_switch+0x2f5/0x900
[  292.562184] Swap cache stats: add 0, delete 0, find 0/0
[  292.562193] Free swap  = 0kB
[  292.566423]  ? __switch_to_asm+0x40/0x70
[  292.569843] Total swap = 0kB
[  292.569851] 1965979 pages RAM
[  292.574345]  ? preempt_notifier_register+0x200/0x200
[  292.579673] 0 pages HighMem/MovableOnly
[  292.579682] 343323 pages reserved
[  292.582700]  ? __switch_to_asm+0x34/0x70
[  292.586734] 0 pages cma reserved
[  292.589746]  ? __switch_to_asm+0x40/0x70
[  292.592895] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  292.597915]  ? __switch_to_asm+0x34/0x70
[  292.597930]  ? __switch_to_asm+0x40/0x70
[  292.601944] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  292.605329]  ? __switch_to_asm+0x34/0x70
[  292.609365] syz-executor0 cpuset=
[  292.612722]  ? __switch_to_asm+0x40/0x70
[  292.616759] syz0
[  292.623251]  ? pvclock_read_flags+0x160/0x160
[  292.627281]  mems_allowed=0
[  292.631341]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.668229]  ? check_preemption_disabled+0x48/0x200
[  292.673259]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  292.678796]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  292.684076]  ? rcu_pm_notify+0xc0/0xc0
[  292.687967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.693502]  ? check_preemption_disabled+0x48/0x200
[  292.698529]  run_timer_softirq+0x52/0xb0
[  292.702598]  ? rcu_read_lock_sched_held+0x108/0x120
[  292.707621]  __do_softirq+0x30b/0xad8
[  292.711472]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  292.716586]  ? trace_hardirqs_off_caller+0x300/0x300
[  292.721695]  ? trace_hardirqs_on+0x310/0x310
[  292.726113]  ? schedule+0x108/0x460
[  292.729747]  ? __schedule+0x1ed0/0x1ed0
[  292.733726]  ? trace_hardirqs_off+0xb8/0x300
[  292.738153]  ? ___might_sleep+0x1ed/0x300
[  292.742304]  ? smpboot_thread_fn+0x68b/0xa00
[  292.746714]  ? trace_hardirqs_on+0x310/0x310
[  292.751129]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.756672]  ? check_preemption_disabled+0x48/0x200
[  292.761689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.767240]  ? takeover_tasklets+0xa90/0xa90
[  292.771674]  run_ksoftirqd+0x94/0x100
[  292.775476]  smpboot_thread_fn+0x68b/0xa00
[  292.779719]  ? sort_range+0x30/0x30
[  292.783349]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  292.788460]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.794007]  ? __kthread_parkme+0xfb/0x1a0
[  292.798252]  kthread+0x35a/0x420
[  292.801627]  ? sort_range+0x30/0x30
[  292.805258]  ? kthread_bind+0x40/0x40
[  292.809065]  ret_from_fork+0x3a/0x50
[  292.812799] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  292.812880] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  292.820070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  292.820079] Call Trace:
[  292.826686] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  292.835908]  <IRQ>
[  292.838486] ksoftirqd/1 cpuset=
[  292.848795]  dump_stack+0x1c4/0x2b4
[  292.850916] /
[  292.854193]  ? dump_stack_print_info.cold.2+0x52/0x52
[  292.857805]  mems_allowed=0
[  292.859524]  warn_alloc.cold.118+0xb7/0x1bd
[  292.871925]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  292.876775]  ? lock_downgrade+0x900/0x900
[  292.880933]  ? trace_hardirqs_off+0xb8/0x300
[  292.885352]  ? trace_hardirqs_off+0xb8/0x300
[  292.889774]  __alloc_pages_slowpath+0x2667/0x2d80
[  292.894666]  ? warn_alloc+0x120/0x120
[  292.898474]  ? warn_alloc+0x120/0x120
[  292.902278]  ? print_usage_bug+0xc0/0xc0
[  292.906341]  ? warn_alloc+0x120/0x120
[  292.910146]  ? print_usage_bug+0xc0/0xc0
[  292.914215]  ? __lock_acquire+0x7ec/0x4ec0
[  292.918452]  ? __lock_acquire+0x7ec/0x4ec0
[  292.922692]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.928231]  ? should_fail+0x22d/0xd01
[  292.932125]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  292.937232]  ? __lock_acquire+0x7ec/0x4ec0
[  292.941471]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  292.946574]  ? __lock_acquire+0x7ec/0x4ec0
[  292.950814]  ? should_fail+0x22d/0xd01
[  292.954712]  ? mark_held_locks+0x130/0x130
[  292.958950]  ? mark_held_locks+0x130/0x130
[  292.963184]  ? graph_lock+0x170/0x170
[  292.966987]  ? graph_lock+0x170/0x170
[  292.970794]  ? graph_lock+0x170/0x170
[  292.974611]  ? print_usage_bug+0xc0/0xc0
[  292.978683]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.984223]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.989761]  ? check_preemption_disabled+0x48/0x200
[  292.994773]  ? check_preemption_disabled+0x48/0x200
[  292.999804]  ? __lock_is_held+0xb5/0x140
[  293.003878]  __alloc_pages_nodemask+0xa80/0xde0
[  293.008548]  ? graph_lock+0x170/0x170
[  293.012362]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  293.017373]  ? graph_lock+0x170/0x170
[  293.021189]  ? find_held_lock+0x36/0x1c0
[  293.025277]  ? ____cache_alloc_node+0x1c7/0x1e0
[  293.029946]  ? lock_downgrade+0x900/0x900
[  293.034104]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.039654]  cache_grow_begin+0x91/0x8c0
[  293.043721]  ? do_raw_spin_unlock+0xa7/0x2f0
[  293.048136]  fallback_alloc+0x203/0x2e0
[  293.052121]  ____cache_alloc_node+0x1c7/0x1e0
[  293.056627]  kmem_cache_alloc_node+0xe3/0x730
[  293.061132]  ? ipv6_get_ifaddr+0x42e/0x620
[  293.065392]  __alloc_skb+0x119/0x770
[  293.069110]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  293.074410]  ? skb_scrub_packet+0x490/0x490
[  293.078733]  ? lock_downgrade+0x900/0x900
[  293.082893]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.088434]  ? refcount_sub_and_test_checked+0x203/0x310
[  293.093903]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  293.099355]  ? addrconf_rs_timer+0x6f0/0x6f0
[  293.103792]  ndisc_alloc_skb+0x144/0x340
[  293.107857]  ndisc_send_rs+0x331/0x6e0
[  293.111754]  addrconf_rs_timer+0x3c0/0x6f0
[  293.116007]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.120257]  call_timer_fn+0x272/0x920
[  293.124149]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.128415]  ? process_timeout+0x40/0x40
[  293.132478]  ? find_held_lock+0x36/0x1c0
[  293.136553]  ? __run_timers+0x7da/0xc70
[  293.140542]  ? _raw_spin_unlock_irq+0x27/0x80
[  293.145053]  ? _raw_spin_unlock_irq+0x27/0x80
[  293.149584]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.153824]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  293.158413]  ? trace_hardirqs_on+0xbd/0x310
[  293.162733]  ? kasan_check_read+0x11/0x20
[  293.166886]  ? __run_timers+0x7da/0xc70
[  293.170867]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  293.176324]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.180564]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.184817]  __run_timers+0x7e5/0xc70
[  293.188639]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  293.194033]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  293.199071]  ? graph_lock+0x170/0x170
[  293.202886]  ? enqueue_hrtimer+0x1a5/0x560
[  293.207129]  ? lock_release+0x970/0x970
[  293.211106]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  293.216305]  ? find_held_lock+0x36/0x1c0
[  293.220372]  ? graph_lock+0x170/0x170
[  293.224175]  ? pvclock_read_flags+0x160/0x160
[  293.228676]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.234213]  ? check_preemption_disabled+0x48/0x200
[  293.239253]  ? __lock_is_held+0xb5/0x140
[  293.243315]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.248852]  ? check_preemption_disabled+0x48/0x200
[  293.253882]  run_timer_softirq+0x52/0xb0
[  293.257946]  ? rcu_read_lock_sched_held+0x108/0x120
[  293.262967]  __do_softirq+0x30b/0xad8
[  293.266781]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  293.271918]  ? pvclock_read_flags+0x160/0x160
[  293.276419]  ? lapic_next_event+0x5a/0x90
[  293.280568]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.286115]  ? check_preemption_disabled+0x48/0x200
[  293.291129]  ? check_preemption_disabled+0x48/0x200
[  293.296160]  ? kvm_clock_read+0x18/0x30
[  293.300135]  ? kvm_sched_clock_read+0x9/0x20
[  293.304549]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.310095]  ? check_preemption_disabled+0x48/0x200
[  293.315133]  irq_exit+0x17f/0x1c0
[  293.318602]  smp_apic_timer_interrupt+0x1cb/0x760
[  293.323452]  ? smp_reschedule_interrupt+0x109/0x650
[  293.328475]  ? smp_call_function_single_interrupt+0x650/0x650
[  293.334362]  ? interrupt_entry+0xb5/0xf0
[  293.338836]  ? trace_hardirqs_off_caller+0xbb/0x300
[  293.343879]  ? trace_hardirqs_off_caller+0xbb/0x300
[  293.348904]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.353753]  ? trace_hardirqs_off+0x300/0x300
[  293.358253]  ? trace_hardirqs_off+0x300/0x300
[  293.362751]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.368286]  ? check_preemption_disabled+0x48/0x200
[  293.373304]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.378853]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.383707]  apic_timer_interrupt+0xf/0x20
[  293.387934]  </IRQ>
[  293.390174] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  293.395105] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  293.414014] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  293.421727] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  293.428997] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  293.436263] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  293.443550] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  293.450824] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  293.458144]  skb_clone+0x1bb/0x500
[  293.461687]  ? finish_task_switch+0x1b5/0x900
[  293.466187]  ? skb_split+0x11e0/0x11e0
[  293.470079]  ? preempt_notifier_register+0x200/0x200
[  293.475186]  ? __switch_to_asm+0x34/0x70
[  293.479250]  ? __switch_to_asm+0x34/0x70
[  293.483311]  ? __switch_to_asm+0x40/0x70
[  293.487385]  ? __switch_to_asm+0x34/0x70
[  293.491445]  ? __switch_to_asm+0x40/0x70
[  293.495532]  ? __switch_to_asm+0x34/0x70
[  293.499599]  ? __switch_to_asm+0x40/0x70
[  293.503664]  ? __switch_to_asm+0x34/0x70
[  293.507727]  ? __switch_to_asm+0x34/0x70
[  293.511789]  ? __switch_to_asm+0x40/0x70
[  293.515846]  ? __switch_to_asm+0x34/0x70
[  293.519920]  bpf_clone_redirect+0xb9/0x490
[  293.524166]  ? __schedule+0x874/0x1ed0
[  293.528067]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  293.533088]  ? __sched_text_start+0x8/0x8
[  293.537235]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  293.542008]  ? find_held_lock+0x36/0x1c0
[  293.546076]  ? lock_acquire+0x1ed/0x520
[  293.550050]  ? bpf_test_run+0x32e/0x5a0
[  293.554056]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.559600]  ? check_preemption_disabled+0x48/0x200
[  293.564622]  ? kasan_check_read+0x11/0x20
[  293.568780]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  293.574057]  ? rcu_bh_qs+0xc0/0xc0
[  293.577605]  ? preempt_schedule+0x4d/0x60
[  293.581759]  ? ___preempt_schedule+0x16/0x18
[  293.586178]  ? bpf_test_run+0x1c0/0x5a0
[  293.590169]  ? netlink_diag_dump+0x2a0/0x2a0
[  293.594595]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.600132]  ? bpf_test_init.isra.9+0x70/0x100
[  293.604723]  ? bpf_prog_test_run_skb+0x634/0xb40
[  293.609493]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  293.614338]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  293.619877]  ? fput+0x130/0x1a0
[  293.623160]  ? __bpf_prog_get+0x9b/0x290
[  293.627225]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  293.632068]  ? bpf_prog_test_run+0x130/0x1a0
[  293.636482]  ? __x64_sys_bpf+0x3d8/0x510
[  293.640545]  ? bpf_prog_get+0x20/0x20
[  293.644362]  ? ksys_ioctl+0x81/0xd0
[  293.647998]  ? do_syscall_64+0x1b9/0x820
[  293.652059]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  293.657433]  ? syscall_return_slowpath+0x5e0/0x5e0
[  293.662369]  ? trace_hardirqs_off+0x300/0x300
[  293.666866]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  293.671884]  ? recalc_sigpending_tsk+0x180/0x180
[  293.676647]  ? kasan_check_write+0x14/0x20
[  293.680890]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.685746]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  293.691125] warn_alloc_show_mem: 1 callbacks suppressed
[  293.691142] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  293.691144] Mem-Info:
[  293.691177] active_anon:49480 inactive_anon:371 isolated_anon:0
[  293.691177]  active_file:14 inactive_file:18 isolated_file:1
[  293.691177]  unevictable:0 dirty:0 writeback:0 unstable:0
[  293.691177]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  293.691177]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  293.691177]  free:13768 free_pcp:583 free_cma:0
[  293.696514] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  293.703365] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  293.705762] Call Trace:
[  293.738641] Node 0 
[  293.747998]  dump_stack+0x1c4/0x2b4
[  293.775667] 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
[  293.778229]  ? dump_stack_print_info.cold.2+0x52/0x52
[  293.780436] lowmem_reserve[]:
[  293.784067]  warn_alloc.cold.118+0xb7/0x1bd
[  293.809538]  0
[  293.814726]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  293.817798]  2815
[  293.822112]  ? lock_downgrade+0x900/0x900
[  293.823883]  6318 6318
[  293.828730]  ? trace_hardirqs_off+0xb8/0x300
[  293.834925]  ? trace_hardirqs_off+0xb8/0x300
[  293.837396] Node 0 
[  293.841808]  __alloc_pages_slowpath+0x2667/0x2d80
[  293.846213] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  293.848445]  ? warn_alloc+0x120/0x120
[  293.853231] lowmem_reserve[]: 0
[  293.880143]  ? warn_alloc+0x120/0x120
[  293.883912]  0
[  293.887185]  ? print_usage_bug+0xc0/0xc0
[  293.890957]  3503
[  293.892755]  ? warn_alloc+0x120/0x120
[  293.896788]  3503
[  293.898852]  ? print_usage_bug+0xc0/0xc0
[  293.902633] Node 0 
[  293.904691]  ? __lock_acquire+0x7ec/0x4ec0
[  293.908769] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  293.910993]  ? __lock_acquire+0x7ec/0x4ec0
[  293.915210] lowmem_reserve[]:
[  293.943667]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.947873]  0
[  293.950975]  ? should_fail+0x22d/0xd01
[  293.956501]  0
[  293.958302]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  293.962161]  0
[  293.963958]  ? __lock_acquire+0x7ec/0x4ec0
[  293.969037]  0
[  293.970832]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  293.976836]  ? __lock_acquire+0x7ec/0x4ec0
[  293.981941] Node 0 
[  293.986168]  ? should_fail+0x22d/0xd01
[  293.986178] DMA: 
[  293.988424]  ? print_usage_bug+0xc0/0xc0
[  293.992286] 1*4kB 
[  293.994349]  ? mark_held_locks+0x130/0x130
[  293.998376] (U) 
[  294.000518]  ? mark_held_locks+0x130/0x130
[  294.004726] 0*8kB 
[  294.006701]  ? graph_lock+0x170/0x170
[  294.010912] 0*16kB 
[  294.013059]  ? print_usage_bug+0xc0/0xc0
[  294.016834] 1*32kB 
[  294.019068]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  294.023097] (U) 
[  294.025329]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.030058] 2*64kB 
[  294.032025]  ? check_preemption_disabled+0x48/0x200
[  294.037546] (U) 
[  294.039794]  ? check_preemption_disabled+0x48/0x200
[  294.044788] 1*128kB 
[  294.046767]  ? __lock_is_held+0xb5/0x140
[  294.051751] (U) 
[  294.054072]  __alloc_pages_nodemask+0xa80/0xde0
[  294.058105] 1*256kB 
[  294.060073]  ? graph_lock+0x170/0x170
[  294.064714] (U) 
[  294.067046]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  294.070821] 0*512kB 
[  294.072789]  ? graph_lock+0x170/0x170
[  294.077794] 1*1024kB 
[  294.080117]  ? find_held_lock+0x36/0x1c0
[  294.083884] (U) 
[  294.086297]  ? ____cache_alloc_node+0x1c7/0x1e0
[  294.090324] 1*2048kB (M) 
[  294.092303]  ? lock_downgrade+0x900/0x900
[  294.096946] 3*4096kB 
[  294.099698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.103814] (M) 
[  294.106220]  cache_grow_begin+0x91/0x8c0
[  294.111722] = 15908kB
[  294.111730] Node 0 
[  294.113700]  ? do_raw_spin_unlock+0xa7/0x2f0
[  294.117732] DMA32: 
[  294.120147]  fallback_alloc+0x203/0x2e0
[  294.122349] 4*4kB 
[  294.126755]  ____cache_alloc_node+0x1c7/0x1e0
[  294.128965] (UM) 
[  294.132933]  kmem_cache_alloc_node+0xe3/0x730
[  294.135055] 2*8kB 
[  294.139545]  ? ipv6_get_ifaddr+0x42e/0x620
[  294.141572] (M) 1*16kB 
[  294.146086]  __alloc_skb+0x119/0x770
[  294.148207] (M) 
[  294.152437]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  294.154995] 1*32kB 
[  294.158700]  ? skb_scrub_packet+0x490/0x490
[  294.160657] (M) 
[  294.165925]  ? lock_downgrade+0x900/0x900
[  294.168159] 3*64kB 
[  294.172475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.174419] (UM) 
[  294.178564]  ? refcount_sub_and_test_checked+0x203/0x310
[  294.180779] 3*128kB 
[  294.186310]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  294.188342] (M) 2*256kB 
[  294.193794]  ? addrconf_rs_timer+0x6f0/0x6f0
[  294.196088] (M) 
[  294.201540]  ndisc_alloc_skb+0x144/0x340
[  294.204177] 3*512kB 
[  294.208577]  ndisc_send_rs+0x331/0x6e0
[  294.210535] (M) 
[  294.214599]  addrconf_rs_timer+0x3c0/0x6f0
[  294.216897] 4*1024kB 
[  294.220808]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.222761] (UM) 
[  294.227001]  call_timer_fn+0x272/0x920
[  294.229370] 3*2048kB (M) 
[  294.233612]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.235653] 3*4096kB 
[  294.239537]  ? process_timeout+0x40/0x40
[  294.242269] (M) 
[  294.246496]  ? find_held_lock+0x36/0x1c0
[  294.248883] = 25232kB
[  294.252939]  ? __run_timers+0x7da/0xc70
[  294.254889] Node 0 
[  294.258945]  ? _raw_spin_unlock_irq+0x27/0x80
[  294.261323] Normal: 1065*4kB 
[  294.265299]  ? _raw_spin_unlock_irq+0x27/0x80
[  294.267509] (MEH) 
[  294.271996]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.275075] 487*8kB 
[  294.279562]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  294.281683] (ME) 
[  294.285921]  ? trace_hardirqs_on+0xbd/0x310
[  294.288221] 153*16kB 
[  294.292791]  ? kasan_check_read+0x11/0x20
[  294.294829] (MEH) 
[  294.299154]  ? __run_timers+0x7da/0xc70
[  294.301539] 77*32kB 
[  294.305682]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  294.307824] (UM) 
[  294.311794]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.314087] 0*64kB 1*128kB 
[  294.319541]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.321575] (H) 
[  294.325815]  __run_timers+0x7e5/0xc70
[  294.328715] 1*256kB (U) 
[  294.332960]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  294.334904] 1*512kB 
[  294.338698]  ? compat_start_thread+0x80/0x80
[  294.341341] (U) 
[  294.346701]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.348997] 0*1024kB 
[  294.353398]  ? kasan_check_write+0x14/0x20
[  294.355347] 0*2048kB 
[  294.360878]  ? finish_task_switch+0x2f5/0x900
[  294.363261] 0*4096kB 
[  294.367489]  ? __switch_to_asm+0x40/0x70
[  294.369872] = 13964kB
[  294.374448]  ? preempt_notifier_register+0x200/0x200
[  294.376840] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  294.380884]  ? __switch_to_asm+0x34/0x70
[  294.383279] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  294.388367]  ? __switch_to_asm+0x40/0x70
[  294.397180] 412 total pagecache pages
[  294.401233]  ? __switch_to_asm+0x34/0x70
[  294.409786] 0 pages in swap cache
[  294.413833]  ? __switch_to_asm+0x40/0x70
[  294.417613] Swap cache stats: add 0, delete 0, find 0/0
[  294.421668]  ? __switch_to_asm+0x34/0x70
[  294.425097] Free swap  = 0kB
[  294.429152]  ? __switch_to_asm+0x40/0x70
[  294.434487] Total swap = 0kB
[  294.434496] 1965979 pages RAM
[  294.438558]  ? pvclock_read_flags+0x160/0x160
[  294.441545] 0 pages HighMem/MovableOnly
[  294.445608]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.448605] 343323 pages reserved
[  294.451703]  ? check_preemption_disabled+0x48/0x200
[  294.456174] 0 pages cma reserved
[  294.460150]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  294.465723] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  294.469096]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  294.469113]  ? rcu_pm_notify+0xc0/0xc0
[  294.474438] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  294.477710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.483223] syz-executor0 cpuset=
[  294.489713]  ? check_preemption_disabled+0x48/0x200
[  294.494964] syz0
[  294.498851]  run_timer_softirq+0x52/0xb0
[  294.509314]  mems_allowed=0
[  294.514852]  ? rcu_read_lock_sched_held+0x108/0x120
[  294.537213]  __do_softirq+0x30b/0xad8
[  294.541027]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  294.546133]  ? trace_hardirqs_off_caller+0x300/0x300
[  294.551239]  ? trace_hardirqs_on+0x310/0x310
[  294.555659]  ? schedule+0x108/0x460
[  294.559299]  ? __schedule+0x1ed0/0x1ed0
[  294.563279]  ? trace_hardirqs_off+0xb8/0x300
[  294.567711]  ? ___might_sleep+0x1ed/0x300
[  294.571863]  ? smpboot_thread_fn+0x68b/0xa00
[  294.576273]  ? trace_hardirqs_on+0x310/0x310
[  294.580682]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.586221]  ? check_preemption_disabled+0x48/0x200
[  294.591238]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.596782]  ? takeover_tasklets+0xa90/0xa90
[  294.601209]  run_ksoftirqd+0x94/0x100
[  294.605029]  smpboot_thread_fn+0x68b/0xa00
[  294.609268]  ? sort_range+0x30/0x30
[  294.612898]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  294.618004]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.623541]  ? __kthread_parkme+0xfb/0x1a0
[  294.627781]  kthread+0x35a/0x420
[  294.631153]  ? sort_range+0x30/0x30
[  294.634783]  ? kthread_bind+0x40/0x40
[  294.638593]  ret_from_fork+0x3a/0x50
[  294.642332] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  294.642411] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  294.649616] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  294.649625] Call Trace:
[  294.656208] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  294.665448]  <IRQ>
[  294.668018] ksoftirqd/1 cpuset=
[  294.678323]  dump_stack+0x1c4/0x2b4
[  294.680447] /
[  294.683720]  ? dump_stack_print_info.cold.2+0x52/0x52
[  294.687321]  mems_allowed=0
[  294.689069]  warn_alloc.cold.118+0xb7/0x1bd
[  294.701462]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  294.706311]  ? lock_downgrade+0x900/0x900
[  294.710499]  ? trace_hardirqs_off+0xb8/0x300
[  294.714918]  ? trace_hardirqs_off+0xb8/0x300
[  294.719335]  __alloc_pages_slowpath+0x2667/0x2d80
[  294.724209]  ? warn_alloc+0x120/0x120
[  294.728017]  ? trace_hardirqs_on+0x310/0x310
[  294.732435]  ? warn_alloc+0x120/0x120
[  294.736239]  ? print_usage_bug+0xc0/0xc0
[  294.740301]  ? warn_alloc+0x120/0x120
[  294.744100]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  294.749121]  ? print_usage_bug+0xc0/0xc0
[  294.753189]  ? __lock_acquire+0x7ec/0x4ec0
[  294.757425]  ? __lock_acquire+0x7ec/0x4ec0
[  294.761669]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.767210]  ? should_fail+0x22d/0xd01
[  294.771110]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  294.776212]  ? __lock_acquire+0x7ec/0x4ec0
[  294.780456]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  294.785554]  ? __lock_acquire+0x7ec/0x4ec0
[  294.789792]  ? should_fail+0x22d/0xd01
[  294.793680]  ? print_usage_bug+0xc0/0xc0
[  294.797750]  ? mark_held_locks+0x130/0x130
[  294.801991]  ? mark_held_locks+0x130/0x130
[  294.806238]  ? graph_lock+0x170/0x170
[  294.810040]  ? print_usage_bug+0xc0/0xc0
[  294.814109]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  294.818868]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.824410]  ? check_preemption_disabled+0x48/0x200
[  294.829425]  ? check_preemption_disabled+0x48/0x200
[  294.834453]  ? __lock_is_held+0xb5/0x140
[  294.838524]  __alloc_pages_nodemask+0xa80/0xde0
[  294.843192]  ? graph_lock+0x170/0x170
[  294.846998]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  294.852012]  ? graph_lock+0x170/0x170
[  294.855828]  ? find_held_lock+0x36/0x1c0
[  294.859903]  ? ____cache_alloc_node+0x1c7/0x1e0
[  294.864573]  ? lock_downgrade+0x900/0x900
[  294.868741]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.874286]  cache_grow_begin+0x91/0x8c0
[  294.878347]  ? do_raw_spin_unlock+0xa7/0x2f0
[  294.882769]  fallback_alloc+0x203/0x2e0
[  294.886772]  ____cache_alloc_node+0x1c7/0x1e0
[  294.891276]  kmem_cache_alloc_node+0xe3/0x730
[  294.895777]  ? ipv6_get_ifaddr+0x42e/0x620
[  294.900023]  __alloc_skb+0x119/0x770
[  294.903743]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  294.909030]  ? skb_scrub_packet+0x490/0x490
[  294.913357]  ? lock_downgrade+0x900/0x900
[  294.917513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.923055]  ? refcount_sub_and_test_checked+0x203/0x310
[  294.928513]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  294.933968]  ? addrconf_rs_timer+0x6f0/0x6f0
[  294.938390]  ndisc_alloc_skb+0x144/0x340
[  294.942475]  ndisc_send_rs+0x331/0x6e0
[  294.946369]  addrconf_rs_timer+0x3c0/0x6f0
[  294.950618]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.954872]  call_timer_fn+0x272/0x920
[  294.958760]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.962994]  ? process_timeout+0x40/0x40
[  294.967058]  ? find_held_lock+0x36/0x1c0
[  294.971130]  ? __run_timers+0x7da/0xc70
[  294.975110]  ? _raw_spin_unlock_irq+0x27/0x80
[  294.979665]  ? _raw_spin_unlock_irq+0x27/0x80
[  294.984163]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.988403]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  294.992991]  ? trace_hardirqs_on+0xbd/0x310
[  294.997309]  ? kasan_check_read+0x11/0x20
[  295.001456]  ? __run_timers+0x7da/0xc70
[  295.005431]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  295.010894]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.015135]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.019369]  __run_timers+0x7e5/0xc70
[  295.023187]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  295.028556]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  295.033590]  ? graph_lock+0x170/0x170
[  295.037398]  ? enqueue_hrtimer+0x1a5/0x560
[  295.041630]  ? lock_release+0x970/0x970
[  295.045612]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  295.050815]  ? find_held_lock+0x36/0x1c0
[  295.054881]  ? graph_lock+0x170/0x170
[  295.058683]  ? pvclock_read_flags+0x160/0x160
[  295.063178]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.068714]  ? check_preemption_disabled+0x48/0x200
[  295.073742]  ? __lock_is_held+0xb5/0x140
[  295.077802]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.083340]  ? check_preemption_disabled+0x48/0x200
[  295.088363]  run_timer_softirq+0x52/0xb0
[  295.092422]  ? rcu_read_lock_sched_held+0x108/0x120
[  295.097439]  __do_softirq+0x30b/0xad8
[  295.101251]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  295.106358]  ? pvclock_read_flags+0x160/0x160
[  295.110852]  ? lapic_next_event+0x5a/0x90
[  295.115002]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.120543]  ? check_preemption_disabled+0x48/0x200
[  295.125555]  ? check_preemption_disabled+0x48/0x200
[  295.130595]  ? kvm_clock_read+0x18/0x30
[  295.134616]  ? kvm_sched_clock_read+0x9/0x20
[  295.139033]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.144572]  ? check_preemption_disabled+0x48/0x200
[  295.149622]  irq_exit+0x17f/0x1c0
[  295.153081]  smp_apic_timer_interrupt+0x1cb/0x760
[  295.157922]  ? smp_reschedule_interrupt+0x109/0x650
[  295.162939]  ? smp_call_function_single_interrupt+0x650/0x650
[  295.168828]  ? interrupt_entry+0xb5/0xf0
[  295.172891]  ? trace_hardirqs_off_caller+0xbb/0x300
[  295.177907]  ? trace_hardirqs_off_caller+0xbb/0x300
[  295.182926]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.187770]  ? trace_hardirqs_off+0x300/0x300
[  295.192266]  ? trace_hardirqs_off+0x300/0x300
[  295.196765]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.202301]  ? check_preemption_disabled+0x48/0x200
[  295.207316]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.212861]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.217715]  apic_timer_interrupt+0xf/0x20
[  295.221943]  </IRQ>
[  295.224204] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  295.229137] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  295.248054] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  295.255761] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  295.263027] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  295.270292] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  295.277566] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  295.284838] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  295.292163]  skb_clone+0x1bb/0x500
[  295.295708]  ? finish_task_switch+0x1b5/0x900
[  295.300266]  ? skb_split+0x11e0/0x11e0
[  295.304159]  ? preempt_notifier_register+0x200/0x200
[  295.309262]  ? __switch_to_asm+0x34/0x70
[  295.313320]  ? __switch_to_asm+0x34/0x70
[  295.317381]  ? __switch_to_asm+0x40/0x70
[  295.321439]  ? __switch_to_asm+0x34/0x70
[  295.325500]  ? __switch_to_asm+0x40/0x70
[  295.329558]  ? __switch_to_asm+0x34/0x70
[  295.333625]  ? __switch_to_asm+0x40/0x70
[  295.337687]  ? __switch_to_asm+0x34/0x70
[  295.342208]  ? __switch_to_asm+0x34/0x70
[  295.346271]  ? __switch_to_asm+0x40/0x70
[  295.350329]  ? __switch_to_asm+0x34/0x70
[  295.354399]  bpf_clone_redirect+0xb9/0x490
[  295.358647]  ? __schedule+0x874/0x1ed0
[  295.362543]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  295.367561]  ? __sched_text_start+0x8/0x8
[  295.371717]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  295.376485]  ? find_held_lock+0x36/0x1c0
[  295.380556]  ? lock_acquire+0x1ed/0x520
[  295.384539]  ? bpf_test_run+0x32e/0x5a0
[  295.388607]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.394150]  ? check_preemption_disabled+0x48/0x200
[  295.399175]  ? kasan_check_read+0x11/0x20
[  295.403328]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  295.408611]  ? rcu_bh_qs+0xc0/0xc0
[  295.412157]  ? preempt_schedule+0x4d/0x60
[  295.416310]  ? ___preempt_schedule+0x16/0x18
[  295.420727]  ? bpf_test_run+0x1c0/0x5a0
[  295.424712]  ? netlink_diag_dump+0x2a0/0x2a0
[  295.429125]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.434668]  ? bpf_test_init.isra.9+0x70/0x100
[  295.439269]  ? bpf_prog_test_run_skb+0x634/0xb40
[  295.444034]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  295.448893]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  295.454426]  ? fput+0x130/0x1a0
[  295.457707]  ? __bpf_prog_get+0x9b/0x290
[  295.461776]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  295.466628]  ? bpf_prog_test_run+0x130/0x1a0
[  295.471046]  ? __x64_sys_bpf+0x3d8/0x510
[  295.475108]  ? bpf_prog_get+0x20/0x20
[  295.478917]  ? ksys_ioctl+0x81/0xd0
[  295.482558]  ? do_syscall_64+0x1b9/0x820
[  295.486655]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  295.492026]  ? syscall_return_slowpath+0x5e0/0x5e0
[  295.496961]  ? trace_hardirqs_off+0x300/0x300
[  295.501462]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  295.506478]  ? recalc_sigpending_tsk+0x180/0x180
[  295.511239]  ? kasan_check_write+0x14/0x20
[  295.515487]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.520343]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  295.525729] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  295.525735] warn_alloc_show_mem: 1 callbacks suppressed
[  295.525742] Mem-Info:
[  295.532587] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  295.537955] active_anon:49480 inactive_anon:371 isolated_anon:0
[  295.537955]  active_file:14 inactive_file:18 isolated_file:1
[  295.537955]  unevictable:0 dirty:0 writeback:0 unstable:0
[  295.537955]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  295.537955]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  295.537955]  free:13768 free_pcp:583 free_cma:0
[  295.540329] Call Trace:
[  295.549717] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  295.582589]  dump_stack+0x1c4/0x2b4
[  295.585144] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  295.613185]  ? dump_stack_print_info.cold.2+0x52/0x52
[  295.616785] lowmem_reserve[]:
[  295.642916]  warn_alloc.cold.118+0xb7/0x1bd
[  295.648071]  0
[  295.651186]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  295.655475]  2815 6318
[  295.657283]  ? lock_downgrade+0x900/0x900
[  295.662095]  6318
[  295.664608]  ? trace_hardirqs_off+0xb8/0x300
[  295.668725] Node 0 
[  295.670783]  ? trace_hardirqs_off+0xb8/0x300
[  295.675193] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  295.677410]  __alloc_pages_slowpath+0x2667/0x2d80
[  295.681776] lowmem_reserve[]: 0
[  295.708709]  ? warn_alloc+0x120/0x120
[  295.713500]  0
[  295.716788]  ? warn_alloc+0x120/0x120
[  295.720557]  3503 3503
[  295.722376]  ? print_usage_bug+0xc0/0xc0
[  295.728643]  ? warn_alloc+0x120/0x120
[  295.732685] Node 0 
[  295.736477]  ? print_usage_bug+0xc0/0xc0
[  295.736509] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  295.736516] lowmem_reserve[]:
[  295.738747]  ? __lock_acquire+0x7ec/0x4ec0
[  295.742785]  0
[  295.771250]  ? __lock_acquire+0x7ec/0x4ec0
[  295.774326]  0
[  295.778560]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.780328]  0 0
[  295.784568]  ? should_fail+0x22d/0xd01
[  295.786349] Node 0 
[  295.791878]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  295.793822] DMA: 1*4kB 
[  295.797713]  ? __lock_acquire+0x7ec/0x4ec0
[  295.799922] (U) 
[  295.805019]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  295.807572] 0*8kB 0*16kB 
[  295.811813]  ? __lock_acquire+0x7ec/0x4ec0
[  295.813765] 1*32kB 
[  295.818860]  ? should_fail+0x22d/0xd01
[  295.821597] (U) 
[  295.825828]  ? print_usage_bug+0xc0/0xc0
[  295.828042] 2*64kB 
[  295.831930]  ? mark_held_locks+0x130/0x130
[  295.833874] (U) 
[  295.837930]  ? mark_held_locks+0x130/0x130
[  295.840140] 1*128kB (U) 
[  295.844383]  ? graph_lock+0x170/0x170
[  295.846323] 1*256kB (U) 
[  295.850560]  ? print_usage_bug+0xc0/0xc0
[  295.853208] 0*512kB 
[  295.857007]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  295.859652] 1*1024kB 
[  295.863705]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.866000] (U) 
[  295.870748]  ? check_preemption_disabled+0x48/0x200
[  295.873134] 1*2048kB 
[  295.878664]  ? check_preemption_disabled+0x48/0x200
[  295.880620] (M) 
[  295.885635]  ? __lock_is_held+0xb5/0x140
[  295.888019] 3*4096kB 
[  295.893029]  __alloc_pages_nodemask+0xa80/0xde0
[  295.894974] (M) 
[  295.899028]  ? graph_lock+0x170/0x170
[  295.901414] = 15908kB
[  295.906074]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  295.908026] Node 0 
[  295.911816]  ? graph_lock+0x170/0x170
[  295.911841]  ? find_held_lock+0x36/0x1c0
[  295.914212] DMA32: 4*4kB 
[  295.919236]  ? ____cache_alloc_node+0x1c7/0x1e0
[  295.921441] (UM) 
[  295.925231]  ? lock_downgrade+0x900/0x900
[  295.929263] 2*8kB (M) 
[  295.932027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.936668] 1*16kB 
[  295.938782]  cache_grow_begin+0x91/0x8c0
[  295.942903] (M) 
[  295.945400]  ? do_raw_spin_unlock+0xa7/0x2f0
[  295.950911] 1*32kB 
[  295.953149]  fallback_alloc+0x203/0x2e0
[  295.957175] (M) 
[  295.959156]  ____cache_alloc_node+0x1c7/0x1e0
[  295.963534] 3*64kB 
[  295.965766]  kmem_cache_alloc_node+0xe3/0x730
[  295.969706] (UM) 3*128kB 
[  295.971686]  ? ipv6_get_ifaddr+0x42e/0x620
[  295.976153] (M) 
[  295.978397]  __alloc_skb+0x119/0x770
[  295.982862] 2*256kB 
[  295.985619]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  295.989824] (M) 
[  295.991796]  ? skb_scrub_packet+0x490/0x490
[  295.995481] 3*512kB 
[  295.997799]  ? lock_downgrade+0x900/0x900
[  296.003059] (M) 
[  296.005036]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.009322] 4*1024kB (UM) 
[  296.011649]  ? refcount_sub_and_test_checked+0x203/0x310
[  296.015768] 3*2048kB (M) 
[  296.017746]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  296.023252] 3*4096kB (M) 
[  296.026103]  ? addrconf_rs_timer+0x6f0/0x6f0
[  296.031523] = 25232kB
[  296.034284]  ndisc_alloc_skb+0x144/0x340
[  296.039696] Node 0 
[  296.042450]  ndisc_send_rs+0x331/0x6e0
[  296.046829] Normal: 
[  296.049240]  addrconf_rs_timer+0x3c0/0x6f0
[  296.053271] 1065*4kB 
[  296.055503]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.059365] (MEH) 
[  296.061695]  call_timer_fn+0x272/0x920
[  296.065894] 487*8kB 
[  296.068295]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.072501] (ME) 
[  296.074645]  ? process_timeout+0x40/0x40
[  296.078525] 153*16kB 
[  296.080843]  ? find_held_lock+0x36/0x1c0
[  296.085051] (MEH) 
[  296.087113]  ? __run_timers+0x7da/0xc70
[  296.091149] 77*32kB 
[  296.093552]  ? _raw_spin_unlock_irq+0x27/0x80
[  296.097590] (UM) 
[  296.099738]  ? _raw_spin_unlock_irq+0x27/0x80
[  296.103689] 0*64kB 
[  296.106006]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.110475] 1*128kB 
[  296.112537]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  296.117008] (H) 
[  296.119241]  ? trace_hardirqs_on+0xbd/0x310
[  296.123535] 1*256kB 
[  296.125852]  ? kasan_check_read+0x11/0x20
[  296.130406] (U) 
[  296.132380]  ? __run_timers+0x7da/0xc70
[  296.136679] 1*512kB 
[  296.138997]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  296.143109] (U) 0*1024kB 
[  296.145093]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.149036] 0*2048kB 0*4096kB 
[  296.151363]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.156786] = 13964kB
[  296.159542]  __run_timers+0x7e5/0xc70
[  296.163758] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  296.166948]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  296.171157] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  296.173553]  ? compat_start_thread+0x80/0x80
[  296.177329] 412 total pagecache pages
[  296.186163]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.191504] 0 pages in swap cache
[  296.200068]  ? kasan_check_write+0x14/0x20
[  296.204454] Swap cache stats: add 0, delete 0, find 0/0
[  296.208279]  ? finish_task_switch+0x2f5/0x900
[  296.213794] Free swap  = 0kB
[  296.217239]  ? __switch_to_asm+0x40/0x70
[  296.221448] Total swap = 0kB
[  296.226807]  ? preempt_notifier_register+0x200/0x200
[  296.231275] 1965979 pages RAM
[  296.234286]  ? __switch_to_asm+0x34/0x70
[  296.238321] 0 pages HighMem/MovableOnly
[  296.238330] 343323 pages reserved
[  296.241342]  ? __switch_to_asm+0x40/0x70
[  296.241358]  ? __switch_to_asm+0x34/0x70
[  296.246438] 0 pages cma reserved
[  296.249535]  ? __switch_to_asm+0x40/0x70
[  296.253653] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  296.257540]  ? __switch_to_asm+0x34/0x70
[  296.257556]  ? __switch_to_asm+0x40/0x70
[  296.261070] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  296.265071]  ? pvclock_read_flags+0x160/0x160
[  296.269104] syz-executor0 cpuset=
[  296.272474]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.276509] syz0
[  296.282996]  ? check_preemption_disabled+0x48/0x200
[  296.287037]  mems_allowed=0
[  296.291095]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  296.330402]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  296.335686]  ? rcu_pm_notify+0xc0/0xc0
[  296.339604]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.345148]  ? check_preemption_disabled+0x48/0x200
[  296.350177]  run_timer_softirq+0x52/0xb0
[  296.354241]  ? rcu_read_lock_sched_held+0x108/0x120
[  296.359262]  __do_softirq+0x30b/0xad8
[  296.363078]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  296.368180]  ? trace_hardirqs_off_caller+0x300/0x300
[  296.373281]  ? trace_hardirqs_on+0x310/0x310
[  296.377699]  ? schedule+0x108/0x460
[  296.381339]  ? __schedule+0x1ed0/0x1ed0
[  296.385318]  ? trace_hardirqs_off+0xb8/0x300
[  296.389731]  ? ___might_sleep+0x1ed/0x300
[  296.393883]  ? smpboot_thread_fn+0x68b/0xa00
[  296.398292]  ? trace_hardirqs_on+0x310/0x310
[  296.402704]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  296.408327]  ? check_preemption_disabled+0x48/0x200
[  296.413345]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.418989]  ? takeover_tasklets+0xa90/0xa90
[  296.423405]  run_ksoftirqd+0x94/0x100
[  296.427211]  smpboot_thread_fn+0x68b/0xa00
[  296.431453]  ? sort_range+0x30/0x30
[  296.435081]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  296.440185]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  296.445723]  ? __kthread_parkme+0xfb/0x1a0
[  296.449966]  kthread+0x35a/0x420
[  296.453341]  ? sort_range+0x30/0x30
[  296.456973]  ? kthread_bind+0x40/0x40
[  296.460786]  ret_from_fork+0x3a/0x50
[  296.464522] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  296.464631] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  296.471985] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  296.471994] Call Trace:
[  296.478591] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  296.487820]  <IRQ>
[  296.490390] ksoftirqd/1 cpuset=
[  296.500699]  dump_stack+0x1c4/0x2b4
[  296.502825] /
[  296.506096]  ? dump_stack_print_info.cold.2+0x52/0x52
[  296.509702]  mems_allowed=0
[  296.511417]  warn_alloc.cold.118+0xb7/0x1bd
[  296.523812]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  296.528664]  ? lock_downgrade+0x900/0x900
[  296.532822]  ? trace_hardirqs_off+0xb8/0x300
[  296.537237]  ? trace_hardirqs_off+0xb8/0x300
[  296.541661]  __alloc_pages_slowpath+0x2667/0x2d80
[  296.546538]  ? warn_alloc+0x120/0x120
[  296.550348]  ? warn_alloc+0x120/0x120
[  296.554162]  ? print_usage_bug+0xc0/0xc0
[  296.558225]  ? warn_alloc+0x120/0x120
[  296.562024]  ? print_usage_bug+0xc0/0xc0
[  296.566090]  ? __lock_acquire+0x7ec/0x4ec0
[  296.570326]  ? __lock_acquire+0x7ec/0x4ec0
[  296.574563]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  296.580113]  ? should_fail+0x22d/0xd01
[  296.584005]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  296.589108]  ? __lock_acquire+0x7ec/0x4ec0
[  296.593353]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  296.598458]  ? __lock_acquire+0x7ec/0x4ec0
[  296.602691]  ? should_fail+0x22d/0xd01
[  296.606603]  ? mark_held_locks+0x130/0x130
[  296.610857]  ? mark_held_locks+0x130/0x130
[  296.615105]  ? graph_lock+0x170/0x170
[  296.618905]  ? graph_lock+0x170/0x170
[  296.622708]  ? graph_lock+0x170/0x170
[  296.626507]  ? print_usage_bug+0xc0/0xc0
[  296.630572]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.636121]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.641666]  ? check_preemption_disabled+0x48/0x200
[  296.646682]  ? check_preemption_disabled+0x48/0x200
[  296.651709]  ? __lock_is_held+0xb5/0x140
[  296.655781]  __alloc_pages_nodemask+0xa80/0xde0
[  296.660449]  ? graph_lock+0x170/0x170
[  296.664259]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  296.669272]  ? graph_lock+0x170/0x170
[  296.673083]  ? find_held_lock+0x36/0x1c0
[  296.677155]  ? ____cache_alloc_node+0x1c7/0x1e0
[  296.681828]  ? lock_downgrade+0x900/0x900
[  296.685987]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.691534]  cache_grow_begin+0x91/0x8c0
[  296.695604]  ? do_raw_spin_unlock+0xa7/0x2f0
[  296.700024]  fallback_alloc+0x203/0x2e0
[  296.704010]  ____cache_alloc_node+0x1c7/0x1e0
[  296.708510]  kmem_cache_alloc_node+0xe3/0x730
[  296.713007]  ? ipv6_get_ifaddr+0x42e/0x620
[  296.717253]  __alloc_skb+0x119/0x770
[  296.720972]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  296.726251]  ? skb_scrub_packet+0x490/0x490
[  296.730572]  ? lock_downgrade+0x900/0x900
[  296.734740]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.740280]  ? refcount_sub_and_test_checked+0x203/0x310
[  296.745735]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  296.751186]  ? addrconf_rs_timer+0x6f0/0x6f0
[  296.755635]  ndisc_alloc_skb+0x144/0x340
[  296.759708]  ndisc_send_rs+0x331/0x6e0
[  296.763608]  addrconf_rs_timer+0x3c0/0x6f0
[  296.767854]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.772107]  call_timer_fn+0x272/0x920
[  296.775998]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.780242]  ? process_timeout+0x40/0x40
[  296.784305]  ? find_held_lock+0x36/0x1c0
[  296.788381]  ? __run_timers+0x7da/0xc70
[  296.792359]  ? _raw_spin_unlock_irq+0x27/0x80
[  296.796851]  ? _raw_spin_unlock_irq+0x27/0x80
[  296.801348]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.805591]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  296.810176]  ? trace_hardirqs_on+0xbd/0x310
[  296.814494]  ? kasan_check_read+0x11/0x20
[  296.818648]  ? __run_timers+0x7da/0xc70
[  296.822627]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  296.828091]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.832333]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.836573]  __run_timers+0x7e5/0xc70
[  296.840397]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  296.845763]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  296.850779]  ? graph_lock+0x170/0x170
[  296.854592]  ? enqueue_hrtimer+0x1a5/0x560
[  296.858830]  ? lock_release+0x970/0x970
[  296.862804]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  296.868005]  ? find_held_lock+0x36/0x1c0
[  296.872069]  ? graph_lock+0x170/0x170
[  296.875871]  ? pvclock_read_flags+0x160/0x160
[  296.880368]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.885905]  ? check_preemption_disabled+0x48/0x200
[  296.890930]  ? __lock_is_held+0xb5/0x140
[  296.894995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.900528]  ? check_preemption_disabled+0x48/0x200
[  296.905550]  run_timer_softirq+0x52/0xb0
[  296.909618]  ? rcu_read_lock_sched_held+0x108/0x120
[  296.914653]  __do_softirq+0x30b/0xad8
[  296.918467]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  296.923578]  ? pvclock_read_flags+0x160/0x160
[  296.928080]  ? lapic_next_event+0x5a/0x90
[  296.932234]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.937771]  ? check_preemption_disabled+0x48/0x200
[  296.942785]  ? check_preemption_disabled+0x48/0x200
[  296.947854]  ? kvm_clock_read+0x18/0x30
[  296.951831]  ? kvm_sched_clock_read+0x9/0x20
[  296.956241]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.961790]  ? check_preemption_disabled+0x48/0x200
[  296.966826]  irq_exit+0x17f/0x1c0
[  296.970286]  smp_apic_timer_interrupt+0x1cb/0x760
[  296.975132]  ? smp_reschedule_interrupt+0x109/0x650
[  296.980156]  ? smp_call_function_single_interrupt+0x650/0x650
[  296.986039]  ? interrupt_entry+0xb5/0xf0
[  296.990105]  ? trace_hardirqs_off_caller+0xbb/0x300
[  296.995121]  ? trace_hardirqs_off_caller+0xbb/0x300
[  297.000139]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  297.004988]  ? trace_hardirqs_off+0x300/0x300
[  297.009483]  ? trace_hardirqs_off+0x300/0x300
[  297.013983]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.019523]  ? check_preemption_disabled+0x48/0x200
[  297.024542]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.030093]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  297.034948]  apic_timer_interrupt+0xf/0x20
[  297.039175]  </IRQ>
[  297.041418] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  297.046349] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  297.065268] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  297.072978] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  297.080245] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  297.087531] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  297.094798] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  297.102066] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  297.109379]  skb_clone+0x1bb/0x500
[  297.112919]  ? finish_task_switch+0x1b5/0x900
[  297.117419]  ? skb_split+0x11e0/0x11e0
[  297.121310]  ? preempt_notifier_register+0x200/0x200
[  297.126417]  ? __switch_to_asm+0x34/0x70
[  297.130477]  ? __switch_to_asm+0x34/0x70
[  297.134541]  ? __switch_to_asm+0x40/0x70
[  297.138607]  ? __switch_to_asm+0x34/0x70
[  297.142674]  ? __switch_to_asm+0x40/0x70
[  297.146734]  ? __switch_to_asm+0x34/0x70
[  297.150793]  ? __switch_to_asm+0x40/0x70
[  297.154854]  ? __switch_to_asm+0x34/0x70
[  297.158920]  ? __switch_to_asm+0x34/0x70
[  297.162985]  ? __switch_to_asm+0x40/0x70
[  297.167047]  ? __switch_to_asm+0x34/0x70
[  297.171121]  bpf_clone_redirect+0xb9/0x490
[  297.175365]  ? __schedule+0x874/0x1ed0
[  297.179262]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  297.184283]  ? __sched_text_start+0x8/0x8
[  297.188437]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  297.193210]  ? find_held_lock+0x36/0x1c0
[  297.197282]  ? lock_acquire+0x1ed/0x520
[  297.201258]  ? bpf_test_run+0x32e/0x5a0
[  297.205233]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.210769]  ? check_preemption_disabled+0x48/0x200
[  297.215787]  ? kasan_check_read+0x11/0x20
[  297.219942]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  297.225224]  ? rcu_bh_qs+0xc0/0xc0
[  297.228769]  ? preempt_schedule+0x4d/0x60
[  297.232920]  ? ___preempt_schedule+0x16/0x18
[  297.237341]  ? bpf_test_run+0x1c0/0x5a0
[  297.241330]  ? netlink_diag_dump+0x2a0/0x2a0
[  297.245742]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.251279]  ? bpf_test_init.isra.9+0x70/0x100
[  297.255868]  ? bpf_prog_test_run_skb+0x634/0xb40
[  297.260633]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  297.265482]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  297.271043]  ? fput+0x130/0x1a0
[  297.274328]  ? __bpf_prog_get+0x9b/0x290
[  297.278393]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  297.283237]  ? bpf_prog_test_run+0x130/0x1a0
[  297.287658]  ? __x64_sys_bpf+0x3d8/0x510
[  297.291718]  ? bpf_prog_get+0x20/0x20
[  297.295526]  ? ksys_ioctl+0x81/0xd0
[  297.299167]  ? do_syscall_64+0x1b9/0x820
[  297.303238]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  297.308612]  ? syscall_return_slowpath+0x5e0/0x5e0
[  297.313547]  ? trace_hardirqs_off+0x300/0x300
[  297.318042]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  297.323056]  ? recalc_sigpending_tsk+0x180/0x180
[  297.327811]  ? kasan_check_write+0x14/0x20
[  297.332057]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  297.336908]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  297.343098] warn_alloc_show_mem: 1 callbacks suppressed
[  297.343110] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  297.343112] Mem-Info:
[  297.343145] active_anon:49480 inactive_anon:371 isolated_anon:0
[  297.343145]  active_file:14 inactive_file:18 isolated_file:1
[  297.343145]  unevictable:0 dirty:0 writeback:0 unstable:0
[  297.343145]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  297.343145]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  297.343145]  free:13768 free_pcp:583 free_cma:0
[  297.348476] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  297.348484] Call Trace:
[  297.355513] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  297.357924]  dump_stack+0x1c4/0x2b4
[  297.390791] Node 0 
[  297.400160]  ? dump_stack_print_info.cold.2+0x52/0x52
[  297.402732] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  297.430393]  warn_alloc.cold.118+0xb7/0x1bd
[  297.434631] lowmem_reserve[]:
[  297.436866]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  297.442029]  0
[  297.467537]  ? lock_downgrade+0x900/0x900
[  297.471838]  2815
[  297.474956]  ? trace_hardirqs_off+0xb8/0x300
[  297.479765]  6318
[  297.481569]  ? trace_hardirqs_off+0xb8/0x300
[  297.485684]  6318
[  297.487757]  __alloc_pages_slowpath+0x2667/0x2d80
[  297.492134] Node 0 
[  297.494217]  ? warn_alloc+0x120/0x120
[  297.498608] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  297.500639]  ? warn_alloc+0x120/0x120
[  297.505456] lowmem_reserve[]: 0
[  297.507704]  ? print_usage_bug+0xc0/0xc0
[  297.511476]  0
[  297.538379]  ? warn_alloc+0x120/0x120
[  297.542154]  3503
[  297.545431]  ? print_usage_bug+0xc0/0xc0
[  297.549466]  3503
[  297.551264]  ? __lock_acquire+0x7ec/0x4ec0
[  297.555047] Node 0 
[  297.557152]  ? __lock_acquire+0x7ec/0x4ec0
[  297.561206] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  297.563242]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.567447] lowmem_reserve[]:
[  297.569683]  ? should_fail+0x22d/0xd01
[  297.573885]  0 0
[  297.602375]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  297.607885]  0
[  297.610989]  ? __lock_acquire+0x7ec/0x4ec0
[  297.614848]  0
[  297.616823]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  297.623695]  ? __lock_acquire+0x7ec/0x4ec0
[  297.627902] Node 0 
[  297.629699]  ? should_fail+0x22d/0xd01
[  297.634776] DMA: 
[  297.639008]  ? print_usage_bug+0xc0/0xc0
[  297.641223] 1*4kB 
[  297.645111]  ? mark_held_locks+0x130/0x130
[  297.647148] (U) 
[  297.651203]  ? mark_held_locks+0x130/0x130
[  297.653328] 0*8kB 
[  297.657557]  ? graph_lock+0x170/0x170
[  297.659502] 0*16kB 1*32kB 
[  297.663743]  ? print_usage_bug+0xc0/0xc0
[  297.665865] (U) 
[  297.669666]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  297.672488] 2*64kB 
[  297.676544]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.678495] (U) 
[  297.683247]  ? check_preemption_disabled+0x48/0x200
[  297.685462] 1*128kB 
[  297.690990]  ? check_preemption_disabled+0x48/0x200
[  297.692942] (U) 
[  297.697961]  ? __lock_is_held+0xb5/0x140
[  297.700419] 1*256kB (U) 
[  297.705438]  __alloc_pages_nodemask+0xa80/0xde0
[  297.707386] 0*512kB 
[  297.711437]  ? graph_lock+0x170/0x170
[  297.714078] 1*1024kB (U) 
[  297.718749]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  297.721045] 1*2048kB 
[  297.724838]  ? graph_lock+0x170/0x170
[  297.727573] (M) 
[  297.732608]  ? find_held_lock+0x36/0x1c0
[  297.734980] 3*4096kB (M) 
[  297.738788]  ? ____cache_alloc_node+0x1c7/0x1e0
[  297.740733] = 15908kB
[  297.744785]  ? lock_downgrade+0x900/0x900
[  297.747518] Node 0 
[  297.752202]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.754593] DMA32: 
[  297.758738]  cache_grow_begin+0x91/0x8c0
[  297.760952] 4*4kB 
[  297.766486]  ? do_raw_spin_unlock+0xa7/0x2f0
[  297.768699] (UM) 
[  297.772758]  fallback_alloc+0x203/0x2e0
[  297.774881] 2*8kB 
[  297.779284]  ____cache_alloc_node+0x1c7/0x1e0
[  297.781321] (M) 
[  297.785291]  kmem_cache_alloc_node+0xe3/0x730
[  297.787409] 1*16kB (M) 
[  297.791910]  ? ipv6_get_ifaddr+0x42e/0x620
[  297.793852] 1*32kB (M) 
[  297.798359]  __alloc_skb+0x119/0x770
[  297.800908] 3*64kB (UM) 
[  297.805152]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  297.807699] 3*128kB (M) 
[  297.811415]  ? skb_scrub_packet+0x490/0x490
[  297.814229] 2*256kB (M) 
[  297.819508]  ? lock_downgrade+0x900/0x900
[  297.822155] 3*512kB 
[  297.826477]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.829116] (M) 
[  297.833263]  ? refcount_sub_and_test_checked+0x203/0x310
[  297.835556] 4*1024kB (UM) 
[  297.841099]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  297.843052] 3*2048kB 
[  297.848499]  ? addrconf_rs_timer+0x6f0/0x6f0
[  297.851314] (M) 
[  297.856775]  ndisc_alloc_skb+0x144/0x340
[  297.859146] 3*4096kB (M) 
[  297.863566]  ndisc_send_rs+0x331/0x6e0
[  297.865513] = 25232kB
[  297.869569]  addrconf_rs_timer+0x3c0/0x6f0
[  297.872300] Node 0 
[  297.876180]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.878558] Normal: 1065*4kB 
[  297.882814]  call_timer_fn+0x272/0x920
[  297.885016] (MEH) 
[  297.889244]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.892321] 487*8kB 
[  297.896205]  ? process_timeout+0x40/0x40
[  297.898324] (ME) 153*16kB 
[  297.902555]  ? find_held_lock+0x36/0x1c0
[  297.902579]  ? __run_timers+0x7da/0xc70
[  297.904878] (MEH) 
[  297.908938]  ? _raw_spin_unlock_irq+0x27/0x80
[  297.911752] 77*32kB (UM) 
[  297.915813]  ? _raw_spin_unlock_irq+0x27/0x80
[  297.919761] 0*64kB 1*128kB 
[  297.921919]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.926389] (H) 
[  297.929151]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  297.933609] 1*256kB (U) 
[  297.936544]  ? trace_hardirqs_on+0xbd/0x310
[  297.940754] 1*512kB 
[  297.942724]  ? kasan_check_read+0x11/0x20
[  297.947273] (U) 0*1024kB 
[  297.949949]  ? __run_timers+0x7da/0xc70
[  297.954237] 0*2048kB 0*4096kB 
[  297.956564]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  297.960683] = 13964kB
[  297.963437]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.967387] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  297.970570]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.976005] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  297.978410]  __run_timers+0x7e5/0xc70
[  297.982616] 412 total pagecache pages
[  297.991456]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  297.995666] 0 pages in swap cache
[  298.004224]  ? compat_start_thread+0x80/0x80
[  298.004244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.008023] Swap cache stats: add 0, delete 0, find 0/0
[  298.011816]  ? kasan_check_write+0x14/0x20
[  298.017154] Free swap  = 0kB
[  298.020609]  ? finish_task_switch+0x2f5/0x900
[  298.024985] Total swap = 0kB
[  298.024994] 1965979 pages RAM
[  298.030525]  ? __switch_to_asm+0x40/0x70
[  298.035860] 0 pages HighMem/MovableOnly
[  298.040091]  ? preempt_notifier_register+0x200/0x200
[  298.043075] 343323 pages reserved
[  298.043084] 0 pages cma reserved
[  298.047572]  ? __switch_to_asm+0x34/0x70
[  298.050655] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  298.053669]  ? __switch_to_asm+0x40/0x70
[  298.053681]  ? __switch_to_asm+0x34/0x70
[  298.053693]  ? __switch_to_asm+0x40/0x70
[  298.053708]  ? __switch_to_asm+0x34/0x70
[  298.057809] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  298.061713]  ? __switch_to_asm+0x40/0x70
[  298.066793] syz-executor0 cpuset=
[  298.070244]  ? pvclock_read_flags+0x160/0x160
[  298.073579] syz0
[  298.077640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.084124]  mems_allowed=0
[  298.088189]  ? check_preemption_disabled+0x48/0x200
[  298.138777]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  298.144317]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  298.149609]  ? rcu_pm_notify+0xc0/0xc0
[  298.153507]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.159053]  ? check_preemption_disabled+0x48/0x200
[  298.164085]  run_timer_softirq+0x52/0xb0
[  298.168159]  ? rcu_read_lock_sched_held+0x108/0x120
[  298.173203]  __do_softirq+0x30b/0xad8
[  298.177028]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  298.182145]  ? trace_hardirqs_off_caller+0x300/0x300
[  298.187260]  ? trace_hardirqs_on+0x310/0x310
[  298.191684]  ? schedule+0x108/0x460
[  298.195320]  ? __schedule+0x1ed0/0x1ed0
[  298.199300]  ? trace_hardirqs_off+0xb8/0x300
[  298.203711]  ? ___might_sleep+0x1ed/0x300
[  298.207860]  ? smpboot_thread_fn+0x68b/0xa00
[  298.212270]  ? trace_hardirqs_on+0x310/0x310
[  298.216698]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.222239]  ? check_preemption_disabled+0x48/0x200
[  298.227261]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.232807]  ? takeover_tasklets+0xa90/0xa90
[  298.237225]  run_ksoftirqd+0x94/0x100
[  298.241116]  smpboot_thread_fn+0x68b/0xa00
[  298.245363]  ? sort_range+0x30/0x30
[  298.248998]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  298.254109]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.259660]  ? __kthread_parkme+0xfb/0x1a0
[  298.263908]  kthread+0x35a/0x420
[  298.267276]  ? sort_range+0x30/0x30
[  298.270905]  ? kthread_bind+0x40/0x40
[  298.274711]  ret_from_fork+0x3a/0x50
[  298.278445] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  298.278525] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  298.285716] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  298.285722] Call Trace:
[  298.285729]  <IRQ>
[  298.285748]  dump_stack+0x1c4/0x2b4
[  298.285765]  ? dump_stack_print_info.cold.2+0x52/0x52
[  298.285792]  warn_alloc.cold.118+0xb7/0x1bd
[  298.292361] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  298.301632]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  298.304193] ksoftirqd/1 cpuset=
[  298.306338]  ? lock_downgrade+0x900/0x900
[  298.309937] /
[  298.315131]  ? trace_hardirqs_off+0xb8/0x300
[  298.319430]  mems_allowed=0
[  298.329742]  ? trace_hardirqs_off+0xb8/0x300
[  298.355831]  __alloc_pages_slowpath+0x2667/0x2d80
[  298.360722]  ? warn_alloc+0x120/0x120
[  298.364532]  ? warn_alloc+0x120/0x120
[  298.368348]  ? print_usage_bug+0xc0/0xc0
[  298.372423]  ? warn_alloc+0x120/0x120
[  298.376229]  ? print_usage_bug+0xc0/0xc0
[  298.380293]  ? __lock_acquire+0x7ec/0x4ec0
[  298.384527]  ? __lock_acquire+0x7ec/0x4ec0
[  298.388770]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.394319]  ? should_fail+0x22d/0xd01
[  298.398238]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  298.403347]  ? __lock_acquire+0x7ec/0x4ec0
[  298.407599]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  298.412709]  ? __lock_acquire+0x7ec/0x4ec0
[  298.416948]  ? should_fail+0x22d/0xd01
[  298.420861]  ? mark_held_locks+0x130/0x130
[  298.425109]  ? mark_held_locks+0x130/0x130
[  298.429380]  ? graph_lock+0x170/0x170
[  298.433183]  ? graph_lock+0x170/0x170
[  298.436988]  ? graph_lock+0x170/0x170
[  298.440876]  ? print_usage_bug+0xc0/0xc0
[  298.444939]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.450479]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.456017]  ? check_preemption_disabled+0x48/0x200
[  298.461036]  ? check_preemption_disabled+0x48/0x200
[  298.466065]  ? __lock_is_held+0xb5/0x140
[  298.470402]  __alloc_pages_nodemask+0xa80/0xde0
[  298.475162]  ? graph_lock+0x170/0x170
[  298.478971]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  298.483992]  ? graph_lock+0x170/0x170
[  298.487806]  ? find_held_lock+0x36/0x1c0
[  298.491880]  ? ____cache_alloc_node+0x1c7/0x1e0
[  298.496557]  ? lock_downgrade+0x900/0x900
[  298.500725]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.506284]  cache_grow_begin+0x91/0x8c0
[  298.510354]  ? do_raw_spin_unlock+0xa7/0x2f0
[  298.514779]  fallback_alloc+0x203/0x2e0
[  298.518767]  ____cache_alloc_node+0x1c7/0x1e0
[  298.523270]  kmem_cache_alloc_node+0xe3/0x730
[  298.527773]  ? ipv6_get_ifaddr+0x42e/0x620
[  298.532021]  __alloc_skb+0x119/0x770
[  298.535742]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  298.541029]  ? skb_scrub_packet+0x490/0x490
[  298.545351]  ? lock_downgrade+0x900/0x900
[  298.549507]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.555046]  ? refcount_sub_and_test_checked+0x203/0x310
[  298.560502]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  298.565958]  ? addrconf_rs_timer+0x6f0/0x6f0
[  298.570395]  ndisc_alloc_skb+0x144/0x340
[  298.574466]  ndisc_send_rs+0x331/0x6e0
[  298.578365]  addrconf_rs_timer+0x3c0/0x6f0
[  298.582616]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.586873]  call_timer_fn+0x272/0x920
[  298.590765]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.595008]  ? process_timeout+0x40/0x40
[  298.599073]  ? find_held_lock+0x36/0x1c0
[  298.603152]  ? __run_timers+0x7da/0xc70
[  298.607136]  ? _raw_spin_unlock_irq+0x27/0x80
[  298.611642]  ? _raw_spin_unlock_irq+0x27/0x80
[  298.616146]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.620398]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  298.624994]  ? trace_hardirqs_on+0xbd/0x310
[  298.629318]  ? kasan_check_read+0x11/0x20
[  298.633470]  ? __run_timers+0x7da/0xc70
[  298.637449]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  298.642920]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.647157]  __run_timers+0x7e5/0xc70
[  298.650974]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  298.656345]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  298.661363]  ? graph_lock+0x170/0x170
[  298.665171]  ? enqueue_hrtimer+0x1a5/0x560
[  298.669403]  ? lock_release+0x970/0x970
[  298.673382]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  298.678579]  ? find_held_lock+0x36/0x1c0
[  298.682664]  ? graph_lock+0x170/0x170
[  298.686471]  ? pvclock_read_flags+0x160/0x160
[  298.690969]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.696512]  ? check_preemption_disabled+0x48/0x200
[  298.701544]  ? __lock_is_held+0xb5/0x140
[  298.705617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.711161]  ? check_preemption_disabled+0x48/0x200
[  298.716193]  run_timer_softirq+0x52/0xb0
[  298.720255]  ? rcu_read_lock_sched_held+0x108/0x120
[  298.725281]  __do_softirq+0x30b/0xad8
[  298.729094]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  298.734207]  ? pvclock_read_flags+0x160/0x160
[  298.738706]  ? lapic_next_event+0x5a/0x90
[  298.742860]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.748398]  ? check_preemption_disabled+0x48/0x200
[  298.753411]  ? check_preemption_disabled+0x48/0x200
[  298.758437]  ? kvm_clock_read+0x18/0x30
[  298.762414]  ? kvm_sched_clock_read+0x9/0x20
[  298.766830]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.772372]  ? check_preemption_disabled+0x48/0x200
[  298.777404]  irq_exit+0x17f/0x1c0
[  298.780863]  smp_apic_timer_interrupt+0x1cb/0x760
[  298.785709]  ? smp_reschedule_interrupt+0x109/0x650
[  298.790730]  ? smp_call_function_single_interrupt+0x650/0x650
[  298.796625]  ? interrupt_entry+0xb5/0xf0
[  298.800694]  ? trace_hardirqs_off_caller+0xbb/0x300
[  298.805710]  ? trace_hardirqs_off_caller+0xbb/0x300
[  298.810728]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.815579]  ? trace_hardirqs_off+0x300/0x300
[  298.820097]  ? trace_hardirqs_off+0x300/0x300
[  298.824610]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.830156]  ? check_preemption_disabled+0x48/0x200
[  298.835170]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.840719]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.845573]  apic_timer_interrupt+0xf/0x20
[  298.849813]  </IRQ>
[  298.852054] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  298.856989] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  298.875898] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  298.883621] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  298.890897] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  298.898165] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  298.905435] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  298.912708] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  298.920028]  skb_clone+0x1bb/0x500
[  298.923572]  ? finish_task_switch+0x1b5/0x900
[  298.928079]  ? skb_split+0x11e0/0x11e0
[  298.931973]  ? preempt_notifier_register+0x200/0x200
[  298.937075]  ? __switch_to_asm+0x34/0x70
[  298.941135]  ? __switch_to_asm+0x34/0x70
[  298.945195]  ? __switch_to_asm+0x40/0x70
[  298.949256]  ? __switch_to_asm+0x34/0x70
[  298.953405]  ? __switch_to_asm+0x40/0x70
[  298.957466]  ? __switch_to_asm+0x34/0x70
[  298.961525]  ? __switch_to_asm+0x40/0x70
[  298.965592]  ? __switch_to_asm+0x34/0x70
[  298.969663]  ? __switch_to_asm+0x34/0x70
[  298.973722]  ? __switch_to_asm+0x40/0x70
[  298.977779]  ? __switch_to_asm+0x34/0x70
[  298.981849]  bpf_clone_redirect+0xb9/0x490
[  298.986089]  ? __schedule+0x874/0x1ed0
[  298.989993]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  298.995045]  ? __sched_text_start+0x8/0x8
[  298.999197]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  299.003971]  ? find_held_lock+0x36/0x1c0
[  299.008043]  ? lock_acquire+0x1ed/0x520
[  299.012026]  ? bpf_test_run+0x32e/0x5a0
[  299.016009]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.021550]  ? check_preemption_disabled+0x48/0x200
[  299.026589]  ? kasan_check_read+0x11/0x20
[  299.030742]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  299.036035]  ? rcu_bh_qs+0xc0/0xc0
[  299.039593]  ? preempt_schedule+0x4d/0x60
[  299.043746]  ? ___preempt_schedule+0x16/0x18
[  299.048163]  ? bpf_test_run+0x1c0/0x5a0
[  299.052149]  ? netlink_diag_dump+0x2a0/0x2a0
[  299.056567]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  299.062112]  ? bpf_test_init.isra.9+0x70/0x100
[  299.066701]  ? bpf_prog_test_run_skb+0x634/0xb40
[  299.071466]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  299.076313]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  299.081853]  ? fput+0x130/0x1a0
[  299.085135]  ? __bpf_prog_get+0x9b/0x290
[  299.089204]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  299.094047]  ? bpf_prog_test_run+0x130/0x1a0
[  299.098461]  ? __x64_sys_bpf+0x3d8/0x510
[  299.102523]  ? bpf_prog_get+0x20/0x20
[  299.106335]  ? ksys_ioctl+0x81/0xd0
[  299.109975]  ? do_syscall_64+0x1b9/0x820
[  299.114036]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  299.119412]  ? syscall_return_slowpath+0x5e0/0x5e0
[  299.124345]  ? trace_hardirqs_off+0x300/0x300
[  299.128844]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  299.133878]  ? recalc_sigpending_tsk+0x180/0x180
[  299.138654]  ? kasan_check_write+0x14/0x20
[  299.142901]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.147756]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  299.153135] warn_alloc_show_mem: 1 callbacks suppressed
[  299.153152] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  299.153154] Mem-Info:
[  299.153186] active_anon:49480 inactive_anon:371 isolated_anon:0
[  299.153186]  active_file:14 inactive_file:18 isolated_file:1
[  299.153186]  unevictable:0 dirty:0 writeback:0 unstable:0
[  299.153186]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  299.153186]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  299.153186]  free:13768 free_pcp:583 free_cma:0
[  299.158518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  299.158527] Call Trace:
[  299.165374] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  299.167780]  dump_stack+0x1c4/0x2b4
[  299.200648] Node 0 
[  299.210010]  ? dump_stack_print_info.cold.2+0x52/0x52
[  299.212590] 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
[  299.240263]  warn_alloc.cold.118+0xb7/0x1bd
[  299.243858] lowmem_reserve[]:
[  299.246094]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  299.251257]  0
[  299.276772]  ? lock_downgrade+0x900/0x900
[  299.281065]  2815
[  299.284191]  ? trace_hardirqs_off+0xb8/0x300
[  299.289002]  6318
[  299.290805]  ? trace_hardirqs_off+0xb8/0x300
[  299.294925]  6318
[  299.296990]  __alloc_pages_slowpath+0x2667/0x2d80
[  299.303449]  ? warn_alloc+0x120/0x120
[  299.307807] Node 0 
[  299.309869]  ? warn_alloc+0x120/0x120
[  299.314709] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  299.318482]  ? print_usage_bug+0xc0/0xc0
[  299.320693] lowmem_reserve[]:
[  299.324491]  ? warn_alloc+0x120/0x120
[  299.351779]  0
[  299.355852]  ? print_usage_bug+0xc0/0xc0
[  299.358923]  0
[  299.362717]  ? __lock_acquire+0x7ec/0x4ec0
[  299.364491]  3503
[  299.368544]  ? __lock_acquire+0x7ec/0x4ec0
[  299.370314]  3503
[  299.374553]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  299.376596] Node 0 
[  299.380826]  ? should_fail+0x22d/0xd01
[  299.382889] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  299.388397]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  299.390609] lowmem_reserve[]:
[  299.394492]  ? __lock_acquire+0x7ec/0x4ec0
[  299.422922]  0 0
[  299.428046]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  299.431114]  0
[  299.435596]  ? __lock_acquire+0x7ec/0x4ec0
[  299.435613]  ? should_fail+0x22d/0xd01
[  299.437563]  0
[  299.442681]  ? print_usage_bug+0xc0/0xc0
[  299.444461] Node 0 
[  299.448696]  ? mark_held_locks+0x130/0x130
[  299.452543] DMA: 1*4kB 
[  299.454370]  ? mark_held_locks+0x130/0x130
[  299.458404] (U) 
[  299.460640]  ? graph_lock+0x170/0x170
[  299.464845] 0*8kB 0*16kB 
[  299.467432]  ? print_usage_bug+0xc0/0xc0
[  299.471646] 1*32kB 
[  299.473791]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  299.477561] (U) 
[  299.480341]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.484373] 2*64kB (U) 
[  299.486621]  ? check_preemption_disabled+0x48/0x200
[  299.491373] 1*128kB 
[  299.493341]  ? check_preemption_disabled+0x48/0x200
[  299.498853] (U) 
[  299.501442]  ? __lock_is_held+0xb5/0x140
[  299.506426] 1*256kB 
[  299.508751]  __alloc_pages_nodemask+0xa80/0xde0
[  299.513738] (U) 
[  299.515715]  ? graph_lock+0x170/0x170
[  299.519749] 0*512kB 
[  299.522072]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  299.526717] 1*1024kB 
[  299.528691]  ? graph_lock+0x170/0x170
[  299.532466] (U) 1*2048kB 
[  299.534816]  ? find_held_lock+0x36/0x1c0
[  299.539812] (M) 
[  299.542238]  ? ____cache_alloc_node+0x1c7/0x1e0
[  299.546002] 3*4096kB 
[  299.548757]  ? lock_downgrade+0x900/0x900
[  299.552788] (M) 
[  299.554765]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.559400] = 15908kB
[  299.559409] Node 0 
[  299.561825]  cache_grow_begin+0x91/0x8c0
[  299.565942] DMA32: 
[  299.567919]  ? do_raw_spin_unlock+0xa7/0x2f0
[  299.573430] 4*4kB 
[  299.575845]  fallback_alloc+0x203/0x2e0
[  299.578047] (UM) 
[  299.582107]  ____cache_alloc_node+0x1c7/0x1e0
[  299.584310] 2*8kB (M) 
[  299.588730]  kmem_cache_alloc_node+0xe3/0x730
[  299.590853] 1*16kB 
[  299.594821]  ? ipv6_get_ifaddr+0x42e/0x620
[  299.596855] (M) 
[  299.601355]  __alloc_skb+0x119/0x770
[  299.603824] 1*32kB 
[  299.608319]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  299.610527] (M) 
[  299.614761]  ? skb_scrub_packet+0x490/0x490
[  299.616702] 3*64kB (UM) 
[  299.620420]  ? lock_downgrade+0x900/0x900
[  299.622630] 3*128kB 
[  299.627901]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.629848] (M) 
[  299.634166]  ? refcount_sub_and_test_checked+0x203/0x310
[  299.636809] 2*256kB 
[  299.640952]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  299.643251] (M) 
[  299.648786]  ? addrconf_rs_timer+0x6f0/0x6f0
[  299.650734] 3*512kB (M) 
[  299.656197]  ndisc_alloc_skb+0x144/0x340
[  299.658493] 4*1024kB 
[  299.663945]  ndisc_send_rs+0x331/0x6e0
[  299.665902] (UM) 
[  299.670309]  addrconf_rs_timer+0x3c0/0x6f0
[  299.672960] 3*2048kB 
[  299.677016]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.679398] (M) 
[  299.683294]  call_timer_fn+0x272/0x920
[  299.685321] 3*4096kB 
[  299.689549]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.691934] (M) 
[  299.696177]  ? process_timeout+0x40/0x40
[  299.698124] = 25232kB
[  299.698132] Node 0 
[  299.702032]  ? find_held_lock+0x36/0x1c0
[  299.704418] Normal: 
[  299.708654]  ? __run_timers+0x7da/0xc70
[  299.710612] 1065*4kB 
[  299.714666]  ? _raw_spin_unlock_irq+0x27/0x80
[  299.717053] (MEH) 
[  299.719282]  ? _raw_spin_unlock_irq+0x27/0x80
[  299.723322] 487*8kB 
[  299.725641]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.729591] (ME) 153*16kB 
[  299.732010]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  299.736486] (MEH) 
[  299.738643]  ? trace_hardirqs_on+0xbd/0x310
[  299.743123] 77*32kB 
[  299.745452]  ? kasan_check_read+0x11/0x20
[  299.749663] (UM) 
[  299.752511]  ? __run_timers+0x7da/0xc70
[  299.757061] 0*64kB 1*128kB 
[  299.759217]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  299.763499] (H) 1*256kB 
[  299.765829]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.769944] (U) 
[  299.772003]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.775943] 1*512kB (U) 
[  299.778883]  __run_timers+0x7e5/0xc70
[  299.784301] 0*1024kB 0*2048kB 
[  299.786986]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  299.791175] 0*4096kB = 13964kB
[  299.793156]  ? compat_start_thread+0x80/0x80
[  299.797367] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  299.800028]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.803806] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  299.806985]  ? kasan_check_write+0x14/0x20
[  299.812349] 412 total pagecache pages
[  299.815538]  ? finish_task_switch+0x2f5/0x900
[  299.819926] 0 pages in swap cache
[  299.828778]  ? __switch_to_asm+0x40/0x70
[  299.834282] Swap cache stats: add 0, delete 0, find 0/0
[  299.834291] Free swap  = 0kB
[  299.842865]  ? preempt_notifier_register+0x200/0x200
[  299.847064] Total swap = 0kB
[  299.847072] 1965979 pages RAM
[  299.850867]  ? __switch_to_asm+0x34/0x70
[  299.855327] 0 pages HighMem/MovableOnly
[  299.855335] 343323 pages reserved
[  299.858783]  ? __switch_to_asm+0x40/0x70
[  299.862820] 0 pages cma reserved
[  299.868181]  ? __switch_to_asm+0x34/0x70
[  299.871245] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  299.876261]  ? __switch_to_asm+0x40/0x70
[  299.876273]  ? __switch_to_asm+0x34/0x70
[  299.876285]  ? __switch_to_asm+0x40/0x70
[  299.876310]  ? pvclock_read_flags+0x160/0x160
[  299.879364] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  299.882418]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.886452] syz-executor0 cpuset=
[  299.890420]  ? check_preemption_disabled+0x48/0x200
[  299.893847] syz0
[  299.897906]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  299.901243]  mems_allowed=0
[  299.905291]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  299.905308]  ? rcu_pm_notify+0xc0/0xc0
[  299.972425]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.977966]  ? check_preemption_disabled+0x48/0x200
[  299.982995]  run_timer_softirq+0x52/0xb0
[  299.987059]  ? rcu_read_lock_sched_held+0x108/0x120
[  299.992080]  __do_softirq+0x30b/0xad8
[  299.995898]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  300.001010]  ? trace_hardirqs_off_caller+0x300/0x300
[  300.006113]  ? trace_hardirqs_on+0x310/0x310
[  300.010553]  ? schedule+0x108/0x460
[  300.014196]  ? __schedule+0x1ed0/0x1ed0
[  300.018179]  ? trace_hardirqs_off+0xb8/0x300
[  300.022596]  ? ___might_sleep+0x1ed/0x300
[  300.026746]  ? smpboot_thread_fn+0x68b/0xa00
[  300.031162]  ? trace_hardirqs_on+0x310/0x310
[  300.035575]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.041122]  ? check_preemption_disabled+0x48/0x200
[  300.046148]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.051691]  ? takeover_tasklets+0xa90/0xa90
[  300.056105]  run_ksoftirqd+0x94/0x100
[  300.059907]  smpboot_thread_fn+0x68b/0xa00
[  300.064152]  ? sort_range+0x30/0x30
[  300.067787]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  300.072892]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.078436]  ? __kthread_parkme+0xfb/0x1a0
[  300.082680]  kthread+0x35a/0x420
[  300.086051]  ? sort_range+0x30/0x30
[  300.089677]  ? kthread_bind+0x40/0x40
[  300.093485]  ret_from_fork+0x3a/0x50
[  300.097221] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  300.097302] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  300.104493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  300.104498] Call Trace:
[  300.104506]  <IRQ>
[  300.104524]  dump_stack+0x1c4/0x2b4
[  300.104542]  ? dump_stack_print_info.cold.2+0x52/0x52
[  300.111187] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  300.120385]  warn_alloc.cold.118+0xb7/0x1bd
[  300.122935] ksoftirqd/1 cpuset=
[  300.125101]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  300.128705] /
[  300.133893]  ? lock_downgrade+0x900/0x900
[  300.144195]  mems_allowed=0
[  300.148521]  ? trace_hardirqs_off+0xb8/0x300
[  300.169750]  ? trace_hardirqs_off+0xb8/0x300
[  300.174170]  __alloc_pages_slowpath+0x2667/0x2d80
[  300.179047]  ? warn_alloc+0x120/0x120
[  300.182855]  ? warn_alloc+0x120/0x120
[  300.186663]  ? print_usage_bug+0xc0/0xc0
[  300.190728]  ? warn_alloc+0x120/0x120
[  300.194534]  ? print_usage_bug+0xc0/0xc0
[  300.198609]  ? __lock_acquire+0x7ec/0x4ec0
[  300.202851]  ? __lock_acquire+0x7ec/0x4ec0
[  300.207090]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.212629]  ? should_fail+0x22d/0xd01
[  300.216531]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  300.221664]  ? __lock_acquire+0x7ec/0x4ec0
[  300.225907]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  300.231010]  ? __lock_acquire+0x7ec/0x4ec0
[  300.235246]  ? should_fail+0x22d/0xd01
[  300.239150]  ? mark_held_locks+0x130/0x130
[  300.243393]  ? mark_held_locks+0x130/0x130
[  300.247631]  ? graph_lock+0x170/0x170
[  300.251436]  ? graph_lock+0x170/0x170
[  300.255238]  ? graph_lock+0x170/0x170
[  300.259037]  ? print_usage_bug+0xc0/0xc0
[  300.263101]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.268647]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.274183]  ? check_preemption_disabled+0x48/0x200
[  300.279198]  ? check_preemption_disabled+0x48/0x200
[  300.284249]  ? __lock_is_held+0xb5/0x140
[  300.288322]  __alloc_pages_nodemask+0xa80/0xde0
[  300.292996]  ? graph_lock+0x170/0x170
[  300.296804]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  300.301825]  ? graph_lock+0x170/0x170
[  300.305652]  ? find_held_lock+0x36/0x1c0
[  300.309731]  ? ____cache_alloc_node+0x1c7/0x1e0
[  300.314407]  ? lock_downgrade+0x900/0x900
[  300.318568]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.324125]  cache_grow_begin+0x91/0x8c0
[  300.328191]  ? do_raw_spin_unlock+0xa7/0x2f0
[  300.332623]  fallback_alloc+0x203/0x2e0
[  300.336638]  ____cache_alloc_node+0x1c7/0x1e0
[  300.341620]  kmem_cache_alloc_node+0xe3/0x730
[  300.346125]  ? ipv6_get_ifaddr+0x42e/0x620
[  300.350376]  __alloc_skb+0x119/0x770
[  300.354098]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  300.359384]  ? skb_scrub_packet+0x490/0x490
[  300.363710]  ? lock_downgrade+0x900/0x900
[  300.367868]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.373415]  ? refcount_sub_and_test_checked+0x203/0x310
[  300.378872]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  300.384328]  ? addrconf_rs_timer+0x6f0/0x6f0
[  300.388757]  ndisc_alloc_skb+0x144/0x340
[  300.392828]  ndisc_send_rs+0x331/0x6e0
[  300.396757]  addrconf_rs_timer+0x3c0/0x6f0
[  300.401003]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.405257]  call_timer_fn+0x272/0x920
[  300.409146]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.413390]  ? process_timeout+0x40/0x40
[  300.417460]  ? find_held_lock+0x36/0x1c0
[  300.421534]  ? __run_timers+0x7da/0xc70
[  300.425512]  ? _raw_spin_unlock_irq+0x27/0x80
[  300.430009]  ? _raw_spin_unlock_irq+0x27/0x80
[  300.434505]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.438743]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  300.443330]  ? trace_hardirqs_on+0xbd/0x310
[  300.447658]  ? kasan_check_read+0x11/0x20
[  300.451810]  ? __run_timers+0x7da/0xc70
[  300.455786]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  300.461264]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.465506]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.469890]  __run_timers+0x7e5/0xc70
[  300.473703]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  300.479073]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  300.484096]  ? graph_lock+0x170/0x170
[  300.487902]  ? enqueue_hrtimer+0x1a5/0x560
[  300.492141]  ? lock_release+0x970/0x970
[  300.496117]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  300.501320]  ? find_held_lock+0x36/0x1c0
[  300.505391]  ? graph_lock+0x170/0x170
[  300.509196]  ? pvclock_read_flags+0x160/0x160
[  300.513698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.519243]  ? check_preemption_disabled+0x48/0x200
[  300.524279]  ? __lock_is_held+0xb5/0x140
[  300.528348]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.533887]  ? check_preemption_disabled+0x48/0x200
[  300.538929]  run_timer_softirq+0x52/0xb0
[  300.543010]  ? rcu_read_lock_sched_held+0x108/0x120
[  300.548045]  __do_softirq+0x30b/0xad8
[  300.551865]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  300.556979]  ? pvclock_read_flags+0x160/0x160
[  300.561476]  ? lapic_next_event+0x5a/0x90
[  300.565631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.571183]  ? check_preemption_disabled+0x48/0x200
[  300.576202]  ? check_preemption_disabled+0x48/0x200
[  300.581229]  ? kvm_clock_read+0x18/0x30
[  300.585208]  ? kvm_sched_clock_read+0x9/0x20
[  300.589629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.595173]  ? check_preemption_disabled+0x48/0x200
[  300.600212]  irq_exit+0x17f/0x1c0
[  300.603678]  smp_apic_timer_interrupt+0x1cb/0x760
[  300.608525]  ? smp_reschedule_interrupt+0x109/0x650
[  300.613552]  ? smp_call_function_single_interrupt+0x650/0x650
[  300.619445]  ? interrupt_entry+0xb5/0xf0
[  300.623513]  ? trace_hardirqs_off_caller+0xbb/0x300
[  300.628528]  ? trace_hardirqs_off_caller+0xbb/0x300
[  300.633551]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.638401]  ? trace_hardirqs_off+0x300/0x300
[  300.642922]  ? trace_hardirqs_off+0x300/0x300
[  300.647423]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.652962]  ? check_preemption_disabled+0x48/0x200
[  300.657980]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.663533]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.668387]  apic_timer_interrupt+0xf/0x20
[  300.672619]  </IRQ>
[  300.674867] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  300.679797] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  300.698707] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  300.706421] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  300.713690] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  300.720964] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  300.728232] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  300.735515] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  300.742846]  skb_clone+0x1bb/0x500
[  300.746389]  ? finish_task_switch+0x1b5/0x900
[  300.750890]  ? skb_split+0x11e0/0x11e0
[  300.754786]  ? preempt_notifier_register+0x200/0x200
[  300.759923]  ? __switch_to_asm+0x34/0x70
[  300.763983]  ? __switch_to_asm+0x34/0x70
[  300.768043]  ? __switch_to_asm+0x40/0x70
[  300.772103]  ? __switch_to_asm+0x34/0x70
[  300.776167]  ? __switch_to_asm+0x40/0x70
[  300.780227]  ? __switch_to_asm+0x34/0x70
[  300.784284]  ? __switch_to_asm+0x40/0x70
[  300.788343]  ? __switch_to_asm+0x34/0x70
[  300.792403]  ? __switch_to_asm+0x34/0x70
[  300.796467]  ? __switch_to_asm+0x40/0x70
[  300.800526]  ? __switch_to_asm+0x34/0x70
[  300.804603]  bpf_clone_redirect+0xb9/0x490
[  300.808842]  ? __schedule+0x874/0x1ed0
[  300.812736]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  300.817760]  ? __sched_text_start+0x8/0x8
[  300.821909]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  300.826685]  ? find_held_lock+0x36/0x1c0
[  300.830759]  ? lock_acquire+0x1ed/0x520
[  300.834734]  ? bpf_test_run+0x32e/0x5a0
[  300.838711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.844253]  ? check_preemption_disabled+0x48/0x200
[  300.849274]  ? kasan_check_read+0x11/0x20
[  300.853470]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  300.858768]  ? rcu_bh_qs+0xc0/0xc0
[  300.862312]  ? preempt_schedule+0x4d/0x60
[  300.866463]  ? ___preempt_schedule+0x16/0x18
[  300.870881]  ? bpf_test_run+0x1c0/0x5a0
[  300.874866]  ? netlink_diag_dump+0x2a0/0x2a0
[  300.879279]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.884819]  ? bpf_test_init.isra.9+0x70/0x100
[  300.889411]  ? bpf_prog_test_run_skb+0x634/0xb40
[  300.894178]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  300.899025]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  300.904565]  ? fput+0x130/0x1a0
[  300.907854]  ? __bpf_prog_get+0x9b/0x290
[  300.911917]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  300.916763]  ? bpf_prog_test_run+0x130/0x1a0
[  300.921175]  ? __x64_sys_bpf+0x3d8/0x510
[  300.925241]  ? bpf_prog_get+0x20/0x20
[  300.929048]  ? ksys_ioctl+0x81/0xd0
[  300.932697]  ? do_syscall_64+0x1b9/0x820
[  300.936776]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  300.942159]  ? syscall_return_slowpath+0x5e0/0x5e0
[  300.947100]  ? trace_hardirqs_off+0x300/0x300
[  300.951610]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  300.956639]  ? recalc_sigpending_tsk+0x180/0x180
[  300.961406]  ? kasan_check_write+0x14/0x20
[  300.965654]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.970511]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  300.975894] warn_alloc_show_mem: 1 callbacks suppressed
[  300.975906] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  300.975907] Mem-Info:
[  300.975940] active_anon:49480 inactive_anon:371 isolated_anon:0
[  300.975940]  active_file:14 inactive_file:18 isolated_file:1
[  300.975940]  unevictable:0 dirty:0 writeback:0 unstable:0
[  300.975940]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  300.975940]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  300.975940]  free:13768 free_pcp:583 free_cma:0
[  300.981283] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  300.988130] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  300.990529] Call Trace:
[  301.023407] Node 0 
[  301.032770]  dump_stack+0x1c4/0x2b4
[  301.060448] 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
[  301.063014]  ? dump_stack_print_info.cold.2+0x52/0x52
[  301.065214] lowmem_reserve[]:
[  301.068842]  warn_alloc.cold.118+0xb7/0x1bd
[  301.094314]  0 2815
[  301.099520]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  301.102593]  6318 6318
[  301.106919]  ? lock_downgrade+0x900/0x900
[  301.109132] Node 0 
[  301.113974]  ? trace_hardirqs_off+0xb8/0x300
[  301.116465] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  301.120582]  ? trace_hardirqs_off+0xb8/0x300
[  301.122801] lowmem_reserve[]:
[  301.127213]  __alloc_pages_slowpath+0x2667/0x2d80
[  301.154077]  0 0
[  301.158532]  ? warn_alloc+0x120/0x120
[  301.161577]  3503
[  301.166419]  ? warn_alloc+0x120/0x120
[  301.168366]  3503
[  301.172165]  ? print_usage_bug+0xc0/0xc0
[  301.177993]  ? warn_alloc+0x120/0x120
[  301.180030] Node 0 
[  301.184084]  ? print_usage_bug+0xc0/0xc0
[  301.187887] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  301.190092]  ? __lock_acquire+0x7ec/0x4ec0
[  301.194125] lowmem_reserve[]:
[  301.222623]  ? __lock_acquire+0x7ec/0x4ec0
[  301.226833]  0
[  301.229935]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.234136]  0 0
[  301.235951]  ? should_fail+0x22d/0xd01
[  301.241457]  0
[  301.243440]  ? __lock_acquire+0x7ec/0x4ec0
[  301.247300] Node 0 
[  301.249100]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  301.253318] DMA: 1*4kB 
[  301.255556]  ? __lock_acquire+0x7ec/0x4ec0
[  301.260636] (U) 
[  301.263216]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  301.267416] 0*8kB 0*16kB 
[  301.269393]  ? __lock_acquire+0x7ec/0x4ec0
[  301.274462] 1*32kB (U) 
[  301.277223]  ? should_fail+0x22d/0xd01
[  301.281426] 2*64kB (U) 
[  301.284020]  ? mark_held_locks+0x130/0x130
[  301.287870] 1*128kB (U) 
[  301.290459]  ? mark_held_locks+0x130/0x130
[  301.294670] 1*256kB 
[  301.297336]  ? graph_lock+0x170/0x170
[  301.301541] (U) 
[  301.303859]  ? print_usage_bug+0xc0/0xc0
[  301.307631] 0*512kB 
[  301.309612]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.313657] 1*1024kB 
[  301.315978]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.321486] (U) 
[  301.323888]  ? check_preemption_disabled+0x48/0x200
[  301.329395] 1*2048kB (M) 
[  301.331375]  ? check_preemption_disabled+0x48/0x200
[  301.336372] 3*4096kB 
[  301.339560]  ? __lock_is_held+0xb5/0x140
[  301.344540] (M) 
[  301.346947]  __alloc_pages_nodemask+0xa80/0xde0
[  301.350978] = 15908kB
[  301.352947]  ? graph_lock+0x170/0x170
[  301.357595] Node 0 
[  301.360006]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  301.363771] DMA32: 4*4kB 
[  301.366012]  ? graph_lock+0x170/0x170
[  301.370997] (UM) 2*8kB 
[  301.373766]  ? find_held_lock+0x36/0x1c0
[  301.377531] (M) 
[  301.380121]  ? ____cache_alloc_node+0x1c7/0x1e0
[  301.384146] 1*16kB (M) 
[  301.386126]  ? lock_downgrade+0x900/0x900
[  301.390769] 1*32kB 
[  301.393357]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.397471] (M) 
[  301.399709]  cache_grow_begin+0x91/0x8c0
[  301.405212] 3*64kB (UM) 
[  301.407198]  ? do_raw_spin_unlock+0xa7/0x2f0
[  301.411224] 3*128kB (M) 
[  301.413906]  fallback_alloc+0x203/0x2e0
[  301.418284] 2*256kB 
[  301.420950]  ____cache_alloc_node+0x1c7/0x1e0
[  301.424887] (M) 3*512kB 
[  301.427217]  kmem_cache_alloc_node+0xe3/0x730
[  301.431682] (M) 
[  301.434352]  ? ipv6_get_ifaddr+0x42e/0x620
[  301.438818] 4*1024kB 
[  301.440792]  __alloc_skb+0x119/0x770
[  301.444997] (UM) 
[  301.447407]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  301.451093] 3*2048kB 
[  301.453167]  ? skb_scrub_packet+0x490/0x490
[  301.458420] (M) 
[  301.460829]  ? lock_downgrade+0x900/0x900
[  301.465124] 3*4096kB 
[  301.467102]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.471218] (M) 
[  301.473630]  ? refcount_sub_and_test_checked+0x203/0x310
[  301.479148] = 25232kB
[  301.481119]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  301.486549] Node 0 
[  301.488960]  ? addrconf_rs_timer+0x6f0/0x6f0
[  301.494384] Normal: 
[  301.496638]  ndisc_alloc_skb+0x144/0x340
[  301.501007] 1065*4kB 
[  301.503330]  ndisc_send_rs+0x331/0x6e0
[  301.507360] (MEH) 
[  301.509778]  addrconf_rs_timer+0x3c0/0x6f0
[  301.513635] 487*8kB 
[  301.515788]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.519994] (ME) 
[  301.522330]  call_timer_fn+0x272/0x920
[  301.526528] 153*16kB 
[  301.528582]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.532448] (MEH) 
[  301.534856]  ? process_timeout+0x40/0x40
[  301.539067] 77*32kB 
[  301.541210]  ? find_held_lock+0x36/0x1c0
[  301.545243] (UM) 
[  301.547569]  ? __run_timers+0x7da/0xc70
[  301.551617] 0*64kB 
[  301.553674]  ? _raw_spin_unlock_irq+0x27/0x80
[  301.557614] 1*128kB (H) 
[  301.559852]  ? _raw_spin_unlock_irq+0x27/0x80
[  301.564365] 1*256kB 
[  301.567029]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.571501] (U) 1*512kB 
[  301.573841]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  301.578042] (U) 0*1024kB 
[  301.580716]  ? trace_hardirqs_on+0xbd/0x310
[  301.585267] 0*2048kB 0*4096kB 
[  301.588026]  ? kasan_check_read+0x11/0x20
[  301.592315] = 13964kB
[  301.592341] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  301.595523]  ? __run_timers+0x7da/0xc70
[  301.599654] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  301.602053]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  301.610862] 412 total pagecache pages
[  301.614837]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.623397] 0 pages in swap cache
[  301.628839]  __run_timers+0x7e5/0xc70
[  301.632617] Swap cache stats: add 0, delete 0, find 0/0
[  301.632626] Free swap  = 0kB
[  301.636866]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  301.640279] Total swap = 0kB
[  301.640288] 1965979 pages RAM
[  301.644081]  ? compat_start_thread+0x80/0x80
[  301.644100]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.649440] 0 pages HighMem/MovableOnly
[  301.652451]  ? kasan_check_write+0x14/0x20
[  301.657790] 343323 pages reserved
[  301.660806]  ? finish_task_switch+0x2f5/0x900
[  301.663896] 0 pages cma reserved
[  301.668312]  ? __switch_to_asm+0x40/0x70
[  301.673911] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  301.677799]  ? preempt_notifier_register+0x200/0x200
[  301.682066] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  301.685459]  ? __switch_to_asm+0x34/0x70
[  301.689929] syz-executor0 cpuset=
[  301.693287]  ? __switch_to_asm+0x40/0x70
[  301.697322] syz0
[  301.703817]  ? __switch_to_asm+0x34/0x70
[  301.703832]  ? __switch_to_asm+0x40/0x70
[  301.708920]  mems_allowed=0
[  301.719393]  ? __switch_to_asm+0x34/0x70
[  301.719408]  ? __switch_to_asm+0x40/0x70
[  301.752000]  ? pvclock_read_flags+0x160/0x160
[  301.756499]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.762063]  ? check_preemption_disabled+0x48/0x200
[  301.767109]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  301.772662]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  301.777944]  ? rcu_pm_notify+0xc0/0xc0
[  301.781835]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.787377]  ? check_preemption_disabled+0x48/0x200
[  301.792422]  run_timer_softirq+0x52/0xb0
[  301.796488]  ? rcu_read_lock_sched_held+0x108/0x120
[  301.801511]  __do_softirq+0x30b/0xad8
[  301.805328]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  301.810432]  ? trace_hardirqs_off_caller+0x300/0x300
[  301.815540]  ? trace_hardirqs_on+0x310/0x310
[  301.819958]  ? schedule+0x108/0x460
[  301.823595]  ? __schedule+0x1ed0/0x1ed0
[  301.827578]  ? trace_hardirqs_off+0xb8/0x300
[  301.832002]  ? ___might_sleep+0x1ed/0x300
[  301.836151]  ? smpboot_thread_fn+0x68b/0xa00
[  301.840565]  ? trace_hardirqs_on+0x310/0x310
[  301.844981]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.850518]  ? check_preemption_disabled+0x48/0x200
[  301.855550]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.861094]  ? takeover_tasklets+0xa90/0xa90
[  301.865509]  run_ksoftirqd+0x94/0x100
[  301.869309]  smpboot_thread_fn+0x68b/0xa00
[  301.873550]  ? sort_range+0x30/0x30
[  301.877178]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  301.882280]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.887817]  ? __kthread_parkme+0xfb/0x1a0
[  301.892078]  kthread+0x35a/0x420
[  301.895442]  ? sort_range+0x30/0x30
[  301.899068]  ? kthread_bind+0x40/0x40
[  301.902874]  ret_from_fork+0x3a/0x50
[  301.906618] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  301.906697] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  301.913903] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  301.913908] Call Trace:
[  301.913914]  <IRQ>
[  301.913931]  dump_stack+0x1c4/0x2b4
[  301.913947]  ? dump_stack_print_info.cold.2+0x52/0x52
[  301.920480] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  301.929782]  warn_alloc.cold.118+0xb7/0x1bd
[  301.932333] ksoftirqd/1 cpuset=
[  301.934489]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  301.938095] /
[  301.943279]  ? lock_downgrade+0x900/0x900
[  301.953571]  mems_allowed=0
[  301.957916]  ? trace_hardirqs_off+0xb8/0x300
[  301.979164]  ? trace_hardirqs_off+0xb8/0x300
[  301.983593]  __alloc_pages_slowpath+0x2667/0x2d80
[  301.988475]  ? warn_alloc+0x120/0x120
[  301.992326]  ? warn_alloc+0x120/0x120
[  301.996131]  ? print_usage_bug+0xc0/0xc0
[  302.000197]  ? warn_alloc+0x120/0x120
[  302.003998]  ? print_usage_bug+0xc0/0xc0
[  302.008065]  ? __lock_acquire+0x7ec/0x4ec0
[  302.012298]  ? __lock_acquire+0x7ec/0x4ec0
[  302.016534]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.022069]  ? should_fail+0x22d/0xd01
[  302.025965]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  302.031067]  ? __lock_acquire+0x7ec/0x4ec0
[  302.035306]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  302.040407]  ? __lock_acquire+0x7ec/0x4ec0
[  302.044645]  ? should_fail+0x22d/0xd01
[  302.048543]  ? mark_held_locks+0x130/0x130
[  302.052786]  ? mark_held_locks+0x130/0x130
[  302.057024]  ? graph_lock+0x170/0x170
[  302.060823]  ? graph_lock+0x170/0x170
[  302.064629]  ? graph_lock+0x170/0x170
[  302.068431]  ? print_usage_bug+0xc0/0xc0
[  302.072501]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.078040]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.083580]  ? check_preemption_disabled+0x48/0x200
[  302.088609]  ? check_preemption_disabled+0x48/0x200
[  302.093640]  ? __lock_is_held+0xb5/0x140
[  302.097714]  __alloc_pages_nodemask+0xa80/0xde0
[  302.102386]  ? graph_lock+0x170/0x170
[  302.106198]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  302.111210]  ? graph_lock+0x170/0x170
[  302.115021]  ? find_held_lock+0x36/0x1c0
[  302.119095]  ? ____cache_alloc_node+0x1c7/0x1e0
[  302.123764]  ? lock_downgrade+0x900/0x900
[  302.127919]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.133462]  cache_grow_begin+0x91/0x8c0
[  302.137527]  ? do_raw_spin_unlock+0xa7/0x2f0
[  302.141945]  fallback_alloc+0x203/0x2e0
[  302.145927]  ____cache_alloc_node+0x1c7/0x1e0
[  302.150432]  kmem_cache_alloc_node+0xe3/0x730
[  302.154929]  ? ipv6_get_ifaddr+0x42e/0x620
[  302.159175]  __alloc_skb+0x119/0x770
[  302.162890]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  302.168174]  ? skb_scrub_packet+0x490/0x490
[  302.172499]  ? lock_downgrade+0x900/0x900
[  302.176658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.182197]  ? refcount_sub_and_test_checked+0x203/0x310
[  302.187660]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  302.193117]  ? addrconf_rs_timer+0x6f0/0x6f0
[  302.197541]  ndisc_alloc_skb+0x144/0x340
[  302.201613]  ndisc_send_rs+0x331/0x6e0
[  302.205510]  addrconf_rs_timer+0x3c0/0x6f0
[  302.209753]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.214003]  call_timer_fn+0x272/0x920
[  302.217891]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.222218]  ? process_timeout+0x40/0x40
[  302.226276]  ? find_held_lock+0x36/0x1c0
[  302.230351]  ? __run_timers+0x7da/0xc70
[  302.234331]  ? _raw_spin_unlock_irq+0x27/0x80
[  302.238828]  ? _raw_spin_unlock_irq+0x27/0x80
[  302.243325]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.247562]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  302.252153]  ? trace_hardirqs_on+0xbd/0x310
[  302.256477]  ? kasan_check_read+0x11/0x20
[  302.260626]  ? __run_timers+0x7da/0xc70
[  302.264613]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  302.270079]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.274322]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.278555]  __run_timers+0x7e5/0xc70
[  302.282377]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  302.287746]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  302.292766]  ? graph_lock+0x170/0x170
[  302.296574]  ? enqueue_hrtimer+0x1a5/0x560
[  302.300814]  ? lock_release+0x970/0x970
[  302.304789]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  302.309985]  ? find_held_lock+0x36/0x1c0
[  302.314052]  ? graph_lock+0x170/0x170
[  302.317855]  ? pvclock_read_flags+0x160/0x160
[  302.322354]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.327891]  ? check_preemption_disabled+0x48/0x200
[  302.332917]  ? __lock_is_held+0xb5/0x140
[  302.336977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.342990]  ? check_preemption_disabled+0x48/0x200
[  302.348018]  run_timer_softirq+0x52/0xb0
[  302.352080]  ? rcu_read_lock_sched_held+0x108/0x120
[  302.357098]  __do_softirq+0x30b/0xad8
[  302.360914]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  302.366041]  ? pvclock_read_flags+0x160/0x160
[  302.370554]  ? lapic_next_event+0x5a/0x90
[  302.374709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.380243]  ? check_preemption_disabled+0x48/0x200
[  302.385254]  ? check_preemption_disabled+0x48/0x200
[  302.390274]  ? kvm_clock_read+0x18/0x30
[  302.394266]  ? kvm_sched_clock_read+0x9/0x20
[  302.398678]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.404219]  ? check_preemption_disabled+0x48/0x200
[  302.409248]  irq_exit+0x17f/0x1c0
[  302.412705]  smp_apic_timer_interrupt+0x1cb/0x760
[  302.417550]  ? smp_reschedule_interrupt+0x109/0x650
[  302.422569]  ? smp_call_function_single_interrupt+0x650/0x650
[  302.428466]  ? interrupt_entry+0xb5/0xf0
[  302.432528]  ? trace_hardirqs_off_caller+0xbb/0x300
[  302.437541]  ? trace_hardirqs_off_caller+0xbb/0x300
[  302.442601]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  302.447447]  ? trace_hardirqs_off+0x300/0x300
[  302.451940]  ? trace_hardirqs_off+0x300/0x300
[  302.456440]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.461980]  ? check_preemption_disabled+0x48/0x200
[  302.466994]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.472814]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  302.477676]  apic_timer_interrupt+0xf/0x20
[  302.481905]  </IRQ>
[  302.484164] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  302.489095] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  302.508001] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  302.515710] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  302.522990] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  302.530259] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  302.537525] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  302.544794] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  302.552113]  skb_clone+0x1bb/0x500
[  302.555663]  ? finish_task_switch+0x1b5/0x900
[  302.560162]  ? skb_split+0x11e0/0x11e0
[  302.564051]  ? preempt_notifier_register+0x200/0x200
[  302.569155]  ? __switch_to_asm+0x34/0x70
[  302.573214]  ? __switch_to_asm+0x34/0x70
[  302.577272]  ? __switch_to_asm+0x40/0x70
[  302.581330]  ? __switch_to_asm+0x34/0x70
[  302.585386]  ? __switch_to_asm+0x40/0x70
[  302.589448]  ? __switch_to_asm+0x34/0x70
[  302.593508]  ? __switch_to_asm+0x40/0x70
[  302.597566]  ? __switch_to_asm+0x34/0x70
[  302.601635]  ? __switch_to_asm+0x34/0x70
[  302.605700]  ? __switch_to_asm+0x40/0x70
[  302.609758]  ? __switch_to_asm+0x34/0x70
[  302.613825]  bpf_clone_redirect+0xb9/0x490
[  302.618062]  ? __schedule+0x874/0x1ed0
[  302.621960]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  302.626977]  ? __sched_text_start+0x8/0x8
[  302.631129]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  302.635904]  ? find_held_lock+0x36/0x1c0
[  302.639977]  ? lock_acquire+0x1ed/0x520
[  302.643951]  ? bpf_test_run+0x32e/0x5a0
[  302.647928]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.653468]  ? check_preemption_disabled+0x48/0x200
[  302.658491]  ? kasan_check_read+0x11/0x20
[  302.662647]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  302.667939]  ? rcu_bh_qs+0xc0/0xc0
[  302.671481]  ? preempt_schedule+0x4d/0x60
[  302.675632]  ? ___preempt_schedule+0x16/0x18
[  302.680052]  ? bpf_test_run+0x1c0/0x5a0
[  302.684040]  ? netlink_diag_dump+0x2a0/0x2a0
[  302.688451]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.693990]  ? bpf_test_init.isra.9+0x70/0x100
[  302.698576]  ? bpf_prog_test_run_skb+0x634/0xb40
[  302.703363]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  302.708205]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  302.713738]  ? fput+0x130/0x1a0
[  302.717022]  ? __bpf_prog_get+0x9b/0x290
[  302.721086]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  302.725937]  ? bpf_prog_test_run+0x130/0x1a0
[  302.730360]  ? __x64_sys_bpf+0x3d8/0x510
[  302.734425]  ? bpf_prog_get+0x20/0x20
[  302.738237]  ? ksys_ioctl+0x81/0xd0
[  302.741886]  ? do_syscall_64+0x1b9/0x820
[  302.745949]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  302.751330]  ? syscall_return_slowpath+0x5e0/0x5e0
[  302.756269]  ? trace_hardirqs_off+0x300/0x300
[  302.760770]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  302.765787]  ? recalc_sigpending_tsk+0x180/0x180
[  302.770542]  ? kasan_check_write+0x14/0x20
[  302.774788]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  302.779659]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  302.785055] warn_alloc_show_mem: 1 callbacks suppressed
[  302.785066] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  302.785068] Mem-Info:
[  302.785100] active_anon:49480 inactive_anon:371 isolated_anon:0
[  302.785100]  active_file:14 inactive_file:18 isolated_file:1
[  302.785100]  unevictable:0 dirty:0 writeback:0 unstable:0
[  302.785100]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  302.785100]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  302.785100]  free:13768 free_pcp:583 free_cma:0
[  302.790438] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  302.797279] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  302.799645] Call Trace:
[  302.799689]  dump_stack+0x1c4/0x2b4
[  302.832558] Node 0 
[  302.841917]  ? dump_stack_print_info.cold.2+0x52/0x52
[  302.869583] 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
[  302.872154]  warn_alloc.cold.118+0xb7/0x1bd
[  302.875737] lowmem_reserve[]:
[  302.877967]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  302.883130]  0
[  302.908645]  ? lock_downgrade+0x900/0x900
[  302.912937]  2815 6318
[  302.916051]  ? trace_hardirqs_off+0xb8/0x300
[  302.920858]  6318
[  302.922666]  ? trace_hardirqs_off+0xb8/0x300
[  302.926788] Node 0 
[  302.929285]  __alloc_pages_slowpath+0x2667/0x2d80
[  302.933688] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  302.935746]  ? warn_alloc+0x120/0x120
[  302.940103] lowmem_reserve[]:
[  302.942341]  ? warn_alloc+0x120/0x120
[  302.947148]  0 0
[  302.974068]  ? print_usage_bug+0xc0/0xc0
[  302.977842]  3503
[  302.980947]  ? warn_alloc+0x120/0x120
[  302.984721]  3503
[  302.986693]  ? print_usage_bug+0xc0/0xc0
[  302.990725] Node 0 
[  302.992781]  ? __lock_acquire+0x7ec/0x4ec0
[  302.996583] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  302.998624]  ? __lock_acquire+0x7ec/0x4ec0
[  303.002658] lowmem_reserve[]: 0 0
[  303.004906]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.009121]  0 0
[  303.037598]  ? should_fail+0x22d/0xd01
[  303.045253]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  303.050763] Node 0 
[  303.052752]  ? __lock_acquire+0x7ec/0x4ec0
[  303.056608] DMA: 1*4kB 
[  303.061713]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  303.063924] (U) 
[  303.068195]  ? __lock_acquire+0x7ec/0x4ec0
[  303.070769] 0*8kB 
[  303.075882]  ? should_fail+0x22d/0xd01
[  303.077833] 0*16kB 
[  303.082066]  ? mark_held_locks+0x130/0x130
[  303.084187] 1*32kB 
[  303.088067]  ? mark_held_locks+0x130/0x130
[  303.090278] (U) 
[  303.094504]  ? graph_lock+0x170/0x170
[  303.096711] 2*64kB (U) 
[  303.100946]  ? graph_lock+0x170/0x170
[  303.102893] 1*128kB (U) 
[  303.106695]  ? graph_lock+0x170/0x170
[  303.109258] 1*256kB 
[  303.113051]  ? print_usage_bug+0xc0/0xc0
[  303.115699] (U) 
[  303.119497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.121793] 0*512kB 
[  303.125847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.127802] 1*1024kB 
[  303.133330]  ? check_preemption_disabled+0x48/0x200
[  303.135632] (U) 
[  303.141167]  ? check_preemption_disabled+0x48/0x200
[  303.143553] 1*2048kB 
[  303.148606]  ? __lock_is_held+0xb5/0x140
[  303.150552] (M) 
[  303.155563]  __alloc_pages_nodemask+0xa80/0xde0
[  303.157947] 3*4096kB 
[  303.161997]  ? graph_lock+0x170/0x170
[  303.163952] (M) 
[  303.168621]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  303.171006] = 15908kB
[  303.174797]  ? graph_lock+0x170/0x170
[  303.176751] Node 0 
[  303.181766]  ? find_held_lock+0x36/0x1c0
[  303.184137] DMA32: 4*4kB 
[  303.187958]  ? ____cache_alloc_node+0x1c7/0x1e0
[  303.190160] (UM) 
[  303.194212]  ? lock_downgrade+0x900/0x900
[  303.196943] 2*8kB 
[  303.201624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.203661] (M) 
[  303.207811]  cache_grow_begin+0x91/0x8c0
[  303.209931] 1*16kB 
[  303.215461]  ? do_raw_spin_unlock+0xa7/0x2f0
[  303.217409] (M) 
[  303.221467]  fallback_alloc+0x203/0x2e0
[  303.223674] 1*32kB 
[  303.228248]  ____cache_alloc_node+0x1c7/0x1e0
[  303.230195] (M) 
[  303.234167]  kmem_cache_alloc_node+0xe3/0x730
[  303.236374] 3*64kB 
[  303.240865]  ? ipv6_get_ifaddr+0x42e/0x620
[  303.242815] (UM) 
[  303.247311]  __alloc_skb+0x119/0x770
[  303.249516] 3*128kB 
[  303.253747]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  303.255781] (M) 
[  303.259485]  ? skb_scrub_packet+0x490/0x490
[  303.261801] 2*256kB 
[  303.267071]  ? lock_downgrade+0x900/0x900
[  303.269023] (M) 
[  303.273342]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.275636] 3*512kB 
[  303.279776]  ? refcount_sub_and_test_checked+0x203/0x310
[  303.281741] (M) 
[  303.287273]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  303.289570] 4*1024kB 
[  303.295021]  ? addrconf_rs_timer+0x6f0/0x6f0
[  303.296967] (UM) 
[  303.302418]  ndisc_alloc_skb+0x144/0x340
[  303.304799] 3*2048kB 
[  303.309200]  ndisc_send_rs+0x331/0x6e0
[  303.311234] (M) 
[  303.315289]  addrconf_rs_timer+0x3c0/0x6f0
[  303.317676] 3*4096kB 
[  303.321556]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.323504] (M) 
[  303.327745]  call_timer_fn+0x272/0x920
[  303.330122] = 25232kB
[  303.334349]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.336301] Node 0 
[  303.340414]  ? process_timeout+0x40/0x40
[  303.342804] Normal: 
[  303.347033]  ? find_held_lock+0x36/0x1c0
[  303.349244] 1065*4kB 
[  303.353338]  ? __run_timers+0x7da/0xc70
[  303.355630] (MEH) 
[  303.359684]  ? _raw_spin_unlock_irq+0x27/0x80
[  303.362069] 487*8kB 
[  303.366032]  ? _raw_spin_unlock_irq+0x27/0x80
[  303.368157] (ME) 
[  303.372644]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.374944] 153*16kB 
[  303.379434]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  303.381475] (MEH) 
[  303.385707]  ? trace_hardirqs_on+0xbd/0x310
[  303.388086] 77*32kB (UM) 
[  303.392671]  ? kasan_check_read+0x11/0x20
[  303.394795] 0*64kB 
[  303.399108]  ? __run_timers+0x7da/0xc70
[  303.401838] 1*128kB 
[  303.405980]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  303.408192] (H) 
[  303.412169]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.414467] 1*256kB 
[  303.419909]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.421860] (U) 
[  303.426090]  __run_timers+0x7e5/0xc70
[  303.428388] 1*512kB 
[  303.432828]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  303.434772] (U) 
[  303.438567]  ? compat_start_thread+0x80/0x80
[  303.438595]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.440893] 0*1024kB 
[  303.446251]  ? kasan_check_write+0x14/0x20
[  303.448203] 0*2048kB 
[  303.452615]  ? finish_task_switch+0x2f5/0x900
[  303.458125] 0*4096kB 
[  303.460550]  ? __switch_to_asm+0x40/0x70
[  303.464760] = 13964kB
[  303.467169]  ? preempt_notifier_register+0x200/0x200
[  303.471648] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  303.474041]  ? __switch_to_asm+0x34/0x70
[  303.478092] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  303.480492]  ? __switch_to_asm+0x40/0x70
[  303.485583] 412 total pagecache pages
[  303.494427]  ? __switch_to_asm+0x34/0x70
[  303.498467] 0 pages in swap cache
[  303.507026]  ? __switch_to_asm+0x40/0x70
[  303.507043]  ? __switch_to_asm+0x34/0x70
[  303.511084] Swap cache stats: add 0, delete 0, find 0/0
[  303.514868]  ? __switch_to_asm+0x40/0x70
[  303.514895]  ? pvclock_read_flags+0x160/0x160
[  303.518921] Free swap  = 0kB
[  303.522368]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.526399] Total swap = 0kB
[  303.530455]  ? check_preemption_disabled+0x48/0x200
[  303.535791] 1965979 pages RAM
[  303.539851]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  303.544312] 0 pages HighMem/MovableOnly
[  303.547328]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  303.552840] 343323 pages reserved
[  303.555847]  ? rcu_pm_notify+0xc0/0xc0
[  303.560841] 0 pages cma reserved
[  303.563945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.569520] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  303.573421]  ? check_preemption_disabled+0x48/0x200
[  303.573445]  run_timer_softirq+0x52/0xb0
[  303.573461]  ? rcu_read_lock_sched_held+0x108/0x120
[  303.578779] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  303.582172]  __do_softirq+0x30b/0xad8
[  303.586032] syz-executor0 cpuset=
[  303.589404]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  303.594906] syz0
[  303.601394]  ? trace_hardirqs_off_caller+0x300/0x300
[  303.606386]  mems_allowed=0
[  303.610437]  ? trace_hardirqs_on+0x310/0x310
[  303.652576]  ? schedule+0x108/0x460
[  303.656218]  ? __schedule+0x1ed0/0x1ed0
[  303.660203]  ? trace_hardirqs_off+0xb8/0x300
[  303.664634]  ? ___might_sleep+0x1ed/0x300
[  303.668784]  ? smpboot_thread_fn+0x68b/0xa00
[  303.673197]  ? trace_hardirqs_on+0x310/0x310
[  303.677617]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.683160]  ? check_preemption_disabled+0x48/0x200
[  303.688177]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.693722]  ? takeover_tasklets+0xa90/0xa90
[  303.698136]  run_ksoftirqd+0x94/0x100
[  303.701944]  smpboot_thread_fn+0x68b/0xa00
[  303.706185]  ? sort_range+0x30/0x30
[  303.709820]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  303.714927]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.720469]  ? __kthread_parkme+0xfb/0x1a0
[  303.724714]  kthread+0x35a/0x420
[  303.728085]  ? sort_range+0x30/0x30
[  303.731720]  ? kthread_bind+0x40/0x40
[  303.735525]  ret_from_fork+0x3a/0x50
[  303.739261] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  303.739342] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  303.746529] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  303.746534] Call Trace:
[  303.746540]  <IRQ>
[  303.746557]  dump_stack+0x1c4/0x2b4
[  303.746575]  ? dump_stack_print_info.cold.2+0x52/0x52
[  303.753155] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  303.762418]  warn_alloc.cold.118+0xb7/0x1bd
[  303.764970] ksoftirqd/1 cpuset=
[  303.767113]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  303.770715] /
[  303.775899]  ? lock_downgrade+0x900/0x900
[  303.786186]  mems_allowed=0
[  303.790501]  ? trace_hardirqs_off+0xb8/0x300
[  303.811739]  ? trace_hardirqs_off+0xb8/0x300
[  303.816160]  __alloc_pages_slowpath+0x2667/0x2d80
[  303.821039]  ? warn_alloc+0x120/0x120
[  303.824845]  ? warn_alloc+0x120/0x120
[  303.828655]  ? print_usage_bug+0xc0/0xc0
[  303.832720]  ? warn_alloc+0x120/0x120
[  303.836524]  ? print_usage_bug+0xc0/0xc0
[  303.840604]  ? __lock_acquire+0x7ec/0x4ec0
[  303.844863]  ? __lock_acquire+0x7ec/0x4ec0
[  303.849108]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.854655]  ? should_fail+0x22d/0xd01
[  303.858548]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  303.863656]  ? __lock_acquire+0x7ec/0x4ec0
[  303.867903]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  303.873005]  ? __lock_acquire+0x7ec/0x4ec0
[  303.877237]  ? should_fail+0x22d/0xd01
[  303.881133]  ? mark_held_locks+0x130/0x130
[  303.885376]  ? mark_held_locks+0x130/0x130
[  303.889619]  ? graph_lock+0x170/0x170
[  303.893426]  ? graph_lock+0x170/0x170
[  303.897231]  ? graph_lock+0x170/0x170
[  303.901032]  ? print_usage_bug+0xc0/0xc0
[  303.905096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.910631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.916175]  ? check_preemption_disabled+0x48/0x200
[  303.921191]  ? check_preemption_disabled+0x48/0x200
[  303.926221]  ? __lock_is_held+0xb5/0x140
[  303.930291]  __alloc_pages_nodemask+0xa80/0xde0
[  303.934964]  ? graph_lock+0x170/0x170
[  303.938769]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  303.943781]  ? graph_lock+0x170/0x170
[  303.947602]  ? find_held_lock+0x36/0x1c0
[  303.951682]  ? ____cache_alloc_node+0x1c7/0x1e0
[  303.956355]  ? lock_downgrade+0x900/0x900
[  303.960514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.966060]  cache_grow_begin+0x91/0x8c0
[  303.970120]  ? do_raw_spin_unlock+0xa7/0x2f0
[  303.974537]  fallback_alloc+0x203/0x2e0
[  303.978519]  ____cache_alloc_node+0x1c7/0x1e0
[  303.983022]  kmem_cache_alloc_node+0xe3/0x730
[  303.987522]  ? ipv6_get_ifaddr+0x42e/0x620
[  303.991767]  __alloc_skb+0x119/0x770
[  303.995498]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  304.000787]  ? skb_scrub_packet+0x490/0x490
[  304.005116]  ? lock_downgrade+0x900/0x900
[  304.009271]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.014814]  ? refcount_sub_and_test_checked+0x203/0x310
[  304.020267]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  304.025724]  ? addrconf_rs_timer+0x6f0/0x6f0
[  304.030152]  ndisc_alloc_skb+0x144/0x340
[  304.034224]  ndisc_send_rs+0x331/0x6e0
[  304.038120]  addrconf_rs_timer+0x3c0/0x6f0
[  304.042359]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.046621]  call_timer_fn+0x272/0x920
[  304.050516]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.054760]  ? process_timeout+0x40/0x40
[  304.058818]  ? find_held_lock+0x36/0x1c0
[  304.062887]  ? __run_timers+0x7da/0xc70
[  304.066868]  ? _raw_spin_unlock_irq+0x27/0x80
[  304.071360]  ? _raw_spin_unlock_irq+0x27/0x80
[  304.075852]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.080084]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  304.084674]  ? trace_hardirqs_on+0xbd/0x310
[  304.088991]  ? kasan_check_read+0x11/0x20
[  304.093139]  ? __run_timers+0x7da/0xc70
[  304.097117]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  304.102575]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.106824]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.111058]  __run_timers+0x7e5/0xc70
[  304.114876]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  304.120246]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  304.125263]  ? graph_lock+0x170/0x170
[  304.129068]  ? enqueue_hrtimer+0x1a5/0x560
[  304.133309]  ? lock_release+0x970/0x970
[  304.137303]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  304.142506]  ? find_held_lock+0x36/0x1c0
[  304.146574]  ? graph_lock+0x170/0x170
[  304.150385]  ? pvclock_read_flags+0x160/0x160
[  304.154892]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.160435]  ? check_preemption_disabled+0x48/0x200
[  304.165464]  ? __lock_is_held+0xb5/0x140
[  304.169526]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.175063]  ? check_preemption_disabled+0x48/0x200
[  304.180087]  run_timer_softirq+0x52/0xb0
[  304.184151]  ? rcu_read_lock_sched_held+0x108/0x120
[  304.189173]  __do_softirq+0x30b/0xad8
[  304.192988]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  304.198100]  ? pvclock_read_flags+0x160/0x160
[  304.202601]  ? lapic_next_event+0x5a/0x90
[  304.206750]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.212290]  ? check_preemption_disabled+0x48/0x200
[  304.217306]  ? check_preemption_disabled+0x48/0x200
[  304.222329]  ? kvm_clock_read+0x18/0x30
[  304.226304]  ? kvm_sched_clock_read+0x9/0x20
[  304.230714]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.236254]  ? check_preemption_disabled+0x48/0x200
[  304.241281]  irq_exit+0x17f/0x1c0
[  304.244741]  smp_apic_timer_interrupt+0x1cb/0x760
[  304.249582]  ? smp_reschedule_interrupt+0x109/0x650
[  304.254618]  ? smp_call_function_single_interrupt+0x650/0x650
[  304.260510]  ? interrupt_entry+0xb5/0xf0
[  304.264573]  ? trace_hardirqs_off_caller+0xbb/0x300
[  304.269607]  ? trace_hardirqs_off_caller+0xbb/0x300
[  304.274628]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.279473]  ? trace_hardirqs_off+0x300/0x300
[  304.283966]  ? trace_hardirqs_off+0x300/0x300
[  304.288467]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.294005]  ? check_preemption_disabled+0x48/0x200
[  304.299024]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.304571]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.309434]  apic_timer_interrupt+0xf/0x20
[  304.313667]  </IRQ>
[  304.315912] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  304.320842] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  304.340192] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  304.347902] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  304.355169] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  304.362493] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  304.369763] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  304.377036] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  304.384350]  skb_clone+0x1bb/0x500
[  304.387892]  ? finish_task_switch+0x1b5/0x900
[  304.392393]  ? skb_split+0x11e0/0x11e0
[  304.396284]  ? preempt_notifier_register+0x200/0x200
[  304.401388]  ? __switch_to_asm+0x34/0x70
[  304.405461]  ? __switch_to_asm+0x34/0x70
[  304.409519]  ? __switch_to_asm+0x40/0x70
[  304.413580]  ? __switch_to_asm+0x34/0x70
[  304.417655]  ? __switch_to_asm+0x40/0x70
[  304.421802]  ? __switch_to_asm+0x34/0x70
[  304.425865]  ? __switch_to_asm+0x40/0x70
[  304.429927]  ? __switch_to_asm+0x34/0x70
[  304.433991]  ? __switch_to_asm+0x34/0x70
[  304.438055]  ? __switch_to_asm+0x40/0x70
[  304.442112]  ? __switch_to_asm+0x34/0x70
[  304.446181]  bpf_clone_redirect+0xb9/0x490
[  304.450421]  ? __schedule+0x874/0x1ed0
[  304.454319]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  304.459343]  ? __sched_text_start+0x8/0x8
[  304.463491]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  304.468262]  ? find_held_lock+0x36/0x1c0
[  304.472523]  ? lock_acquire+0x1ed/0x520
[  304.476495]  ? bpf_test_run+0x32e/0x5a0
[  304.480473]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.486009]  ? check_preemption_disabled+0x48/0x200
[  304.491029]  ? kasan_check_read+0x11/0x20
[  304.495182]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  304.500458]  ? rcu_bh_qs+0xc0/0xc0
[  304.504001]  ? preempt_schedule+0x4d/0x60
[  304.508155]  ? ___preempt_schedule+0x16/0x18
[  304.512582]  ? bpf_test_run+0x1c0/0x5a0
[  304.516575]  ? netlink_diag_dump+0x2a0/0x2a0
[  304.520997]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.526532]  ? bpf_test_init.isra.9+0x70/0x100
[  304.531117]  ? bpf_prog_test_run_skb+0x634/0xb40
[  304.535879]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  304.540721]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  304.546255]  ? fput+0x130/0x1a0
[  304.549534]  ? __bpf_prog_get+0x9b/0x290
[  304.553613]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  304.558464]  ? bpf_prog_test_run+0x130/0x1a0
[  304.562877]  ? __x64_sys_bpf+0x3d8/0x510
[  304.566936]  ? bpf_prog_get+0x20/0x20
[  304.570746]  ? ksys_ioctl+0x81/0xd0
[  304.574399]  ? do_syscall_64+0x1b9/0x820
[  304.578463]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  304.583834]  ? syscall_return_slowpath+0x5e0/0x5e0
[  304.588767]  ? trace_hardirqs_off+0x300/0x300
[  304.593304]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  304.598322]  ? recalc_sigpending_tsk+0x180/0x180
[  304.603076]  ? kasan_check_write+0x14/0x20
[  304.607319]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.612175]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  304.617553] warn_alloc_show_mem: 1 callbacks suppressed
[  304.617565] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  304.617567] Mem-Info:
[  304.617608] active_anon:49480 inactive_anon:371 isolated_anon:0
[  304.617608]  active_file:14 inactive_file:18 isolated_file:1
[  304.617608]  unevictable:0 dirty:0 writeback:0 unstable:0
[  304.617608]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  304.617608]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  304.617608]  free:13768 free_pcp:583 free_cma:0
[  304.622938] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  304.622946] Call Trace:
[  304.629795] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  304.632231]  dump_stack+0x1c4/0x2b4
[  304.665089] Node 0 
[  304.674452]  ? dump_stack_print_info.cold.2+0x52/0x52
[  304.677033] 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
[  304.704686]  warn_alloc.cold.118+0xb7/0x1bd
[  304.708279] lowmem_reserve[]:
[  304.710512]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  304.715678]  0
[  304.741189]  ? lock_downgrade+0x900/0x900
[  304.745480]  2815
[  304.748583]  ? trace_hardirqs_off+0xb8/0x300
[  304.753401]  6318 6318
[  304.755225]  ? trace_hardirqs_off+0xb8/0x300
[  304.761412]  __alloc_pages_slowpath+0x2667/0x2d80
[  304.765790] Node 0 
[  304.768304]  ? warn_alloc+0x120/0x120
[  304.772687] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  304.777501]  ? warn_alloc+0x120/0x120
[  304.779710] lowmem_reserve[]:
[  304.783507]  ? print_usage_bug+0xc0/0xc0
[  304.810375]  0
[  304.814188]  ? warn_alloc+0x120/0x120
[  304.817268]  0
[  304.821324]  ? print_usage_bug+0xc0/0xc0
[  304.823101]  3503
[  304.826892]  ? __lock_acquire+0x7ec/0x4ec0
[  304.828674]  3503
[  304.832731]  ? __lock_acquire+0x7ec/0x4ec0
[  304.839003]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.841038] Node 0 
[  304.845270]  ? should_fail+0x22d/0xd01
[  304.850825] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  304.853028]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  304.856881] lowmem_reserve[]: 0
[  304.885348]  ? __lock_acquire+0x7ec/0x4ec0
[  304.890449]  0
[  304.893722]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  304.897930]  0
[  304.899727]  ? __lock_acquire+0x7ec/0x4ec0
[  304.904797]  0
[  304.906610]  ? should_fail+0x22d/0xd01
[  304.910817] Node 0 
[  304.912617]  ? print_usage_bug+0xc0/0xc0
[  304.916478] DMA: 
[  304.918712]  ? mark_held_locks+0x130/0x130
[  304.922742] 1*4kB 
[  304.924800]  ? mark_held_locks+0x130/0x130
[  304.929007] (U) 
[  304.931163]  ? graph_lock+0x170/0x170
[  304.935366] 0*8kB 0*16kB 
[  304.937346]  ? print_usage_bug+0xc0/0xc0
[  304.941115] 1*32kB (U) 
[  304.943884]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  304.947942] 2*64kB 
[  304.950522]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.955246] (U) 
[  304.957479]  ? check_preemption_disabled+0x48/0x200
[  304.962985] 1*128kB (U) 
[  304.964968]  ? check_preemption_disabled+0x48/0x200
[  304.969957] 1*256kB 
[  304.972635]  ? __lock_is_held+0xb5/0x140
[  304.977617] (U) 
[  304.979938]  __alloc_pages_nodemask+0xa80/0xde0
[  304.983970] 0*512kB 
[  304.985937]  ? graph_lock+0x170/0x170
[  304.990574] 1*1024kB (U) 
[  304.992909]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  304.996683] 1*2048kB 
[  304.999436]  ? graph_lock+0x170/0x170
[  305.004427] (M) 
[  305.006838]  ? find_held_lock+0x36/0x1c0
[  305.010610] 3*4096kB 
[  305.012585]  ? ____cache_alloc_node+0x1c7/0x1e0
[  305.016620] (M) 
[  305.019027]  ? lock_downgrade+0x900/0x900
[  305.023672] = 15908kB
[  305.025648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.029772] Node 0 
[  305.032178]  cache_grow_begin+0x91/0x8c0
[  305.037690] DMA32: 
[  305.039923]  ? do_raw_spin_unlock+0xa7/0x2f0
[  305.043956] 4*4kB 
[  305.046213]  fallback_alloc+0x203/0x2e0
[  305.050599] (UM) 
[  305.052747]  ____cache_alloc_node+0x1c7/0x1e0
[  305.056696] 2*8kB 
[  305.058757]  kmem_cache_alloc_node+0xe3/0x730
[  305.063226] (M) 
[  305.065379]  ? ipv6_get_ifaddr+0x42e/0x620
[  305.069844] 1*16kB (M) 
[  305.071829]  __alloc_skb+0x119/0x770
[  305.076031] 1*32kB 
[  305.078621]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  305.082306] (M) 
[  305.084534]  ? skb_scrub_packet+0x490/0x490
[  305.089787] 3*64kB 
[  305.091756]  ? lock_downgrade+0x900/0x900
[  305.096048] (UM) 
[  305.098286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.102398] 3*128kB (M) 
[  305.104465]  ? refcount_sub_and_test_checked+0x203/0x310
[  305.109969] 2*256kB (M) 
[  305.112666]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  305.118102] 3*512kB (M) 
[  305.120781]  ? addrconf_rs_timer+0x6f0/0x6f0
[  305.126196] 4*1024kB (UM) 
[  305.128882]  ndisc_alloc_skb+0x144/0x340
[  305.133257] 3*2048kB 
[  305.136095]  ndisc_send_rs+0x331/0x6e0
[  305.140126] (M) 
[  305.142538]  addrconf_rs_timer+0x3c0/0x6f0
[  305.146390] 3*4096kB (M) 
[  305.148368]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.152572] = 25232kB
[  305.152580] Node 0 
[  305.155350]  call_timer_fn+0x272/0x920
[  305.159543] Normal: 1065*4kB 
[  305.161957]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.164170] (MEH) 
[  305.168051]  ? process_timeout+0x40/0x40
[  305.171129] 487*8kB 
[  305.175356]  ? find_held_lock+0x36/0x1c0
[  305.177476] (ME) 153*16kB 
[  305.181543]  ? __run_timers+0x7da/0xc70
[  305.183827] (MEH) 77*32kB 
[  305.187920]  ? _raw_spin_unlock_irq+0x27/0x80
[  305.190739] (UM) 
[  305.194704]  ? _raw_spin_unlock_irq+0x27/0x80
[  305.197527] 0*64kB 
[  305.202018]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.204062] 1*128kB 
[  305.208550]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  305.210762] (H) 
[  305.214990]  ? trace_hardirqs_on+0xbd/0x310
[  305.217288] 1*256kB 
[  305.221879]  ? kasan_check_read+0x11/0x20
[  305.223830] (U) 
[  305.228151]  ? __run_timers+0x7da/0xc70
[  305.230446] 1*512kB 
[  305.234594]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  305.236546] (U) 
[  305.240518]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.242811] 0*1024kB 0*2048kB 
[  305.248285]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.250236] 0*4096kB 
[  305.254471]  __run_timers+0x7e5/0xc70
[  305.257630] = 13964kB
[  305.257650] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  305.261878]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  305.264258] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  305.268046]  ? compat_start_thread+0x80/0x80
[  305.270435] 412 total pagecache pages
[  305.279268]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.284618] 0 pages in swap cache
[  305.293185]  ? kasan_check_write+0x14/0x20
[  305.297568] Swap cache stats: add 0, delete 0, find 0/0
[  305.301368]  ? finish_task_switch+0x2f5/0x900
[  305.306890] Free swap  = 0kB
[  305.310339]  ? __switch_to_asm+0x40/0x70
[  305.314547] Total swap = 0kB
[  305.319908]  ? preempt_notifier_register+0x200/0x200
[  305.324376] 1965979 pages RAM
[  305.327389]  ? __switch_to_asm+0x34/0x70
[  305.331414] 0 pages HighMem/MovableOnly
[  305.331423] 343323 pages reserved
[  305.334437]  ? __switch_to_asm+0x40/0x70
[  305.339951] 0 pages cma reserved
[  305.340029] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  305.343055]  ? __switch_to_asm+0x34/0x70
[  305.343066]  ? __switch_to_asm+0x40/0x70
[  305.343078]  ? __switch_to_asm+0x34/0x70
[  305.343094]  ? __switch_to_asm+0x40/0x70
[  305.347194] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  305.351112]  ? pvclock_read_flags+0x160/0x160
[  305.354533] syz-executor0 cpuset=
[  305.358585]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.361934] syz0
[  305.368771]  ? check_preemption_disabled+0x48/0x200
[  305.372811]  mems_allowed=0
[  305.376869]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  305.424250]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  305.429534]  ? rcu_pm_notify+0xc0/0xc0
[  305.433443]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.438980]  ? check_preemption_disabled+0x48/0x200
[  305.444005]  run_timer_softirq+0x52/0xb0
[  305.448070]  ? rcu_read_lock_sched_held+0x108/0x120
[  305.453090]  __do_softirq+0x30b/0xad8
[  305.456906]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  305.462040]  ? trace_hardirqs_off_caller+0x300/0x300
[  305.467149]  ? trace_hardirqs_on+0x310/0x310
[  305.471569]  ? schedule+0x108/0x460
[  305.475207]  ? __schedule+0x1ed0/0x1ed0
[  305.479188]  ? trace_hardirqs_off+0xb8/0x300
[  305.483606]  ? ___might_sleep+0x1ed/0x300
[  305.487757]  ? smpboot_thread_fn+0x68b/0xa00
[  305.492173]  ? trace_hardirqs_on+0x310/0x310
[  305.496585]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.502133]  ? check_preemption_disabled+0x48/0x200
[  305.507159]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.512703]  ? takeover_tasklets+0xa90/0xa90
[  305.517115]  run_ksoftirqd+0x94/0x100
[  305.520926]  smpboot_thread_fn+0x68b/0xa00
[  305.525168]  ? sort_range+0x30/0x30
[  305.528800]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  305.533902]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.539438]  ? __kthread_parkme+0xfb/0x1a0
[  305.543681]  kthread+0x35a/0x420
[  305.547050]  ? sort_range+0x30/0x30
[  305.550674]  ? kthread_bind+0x40/0x40
[  305.554478]  ret_from_fork+0x3a/0x50
[  305.558214] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  305.558293] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  305.565488] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  305.565493] Call Trace:
[  305.565500]  <IRQ>
[  305.565517]  dump_stack+0x1c4/0x2b4
[  305.565534]  ? dump_stack_print_info.cold.2+0x52/0x52
[  305.572065] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  305.581368]  warn_alloc.cold.118+0xb7/0x1bd
[  305.583918] ksoftirqd/1 cpuset=
[  305.586064]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  305.589668] /
[  305.594852]  ? lock_downgrade+0x900/0x900
[  305.605140]  mems_allowed=0
[  305.609463]  ? trace_hardirqs_off+0xb8/0x300
[  305.630717]  ? trace_hardirqs_off+0xb8/0x300
[  305.635146]  __alloc_pages_slowpath+0x2667/0x2d80
[  305.640020]  ? warn_alloc+0x120/0x120
[  305.643826]  ? warn_alloc+0x120/0x120
[  305.647628]  ? print_usage_bug+0xc0/0xc0
[  305.651705]  ? warn_alloc+0x120/0x120
[  305.655510]  ? print_usage_bug+0xc0/0xc0
[  305.659575]  ? __lock_acquire+0x7ec/0x4ec0
[  305.663818]  ? __lock_acquire+0x7ec/0x4ec0
[  305.668059]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.673604]  ? should_fail+0x22d/0xd01
[  305.677503]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  305.682616]  ? __lock_acquire+0x7ec/0x4ec0
[  305.686861]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  305.691963]  ? __lock_acquire+0x7ec/0x4ec0
[  305.696198]  ? should_fail+0x22d/0xd01
[  305.700101]  ? mark_held_locks+0x130/0x130
[  305.704339]  ? mark_held_locks+0x130/0x130
[  305.708577]  ? graph_lock+0x170/0x170
[  305.712397]  ? graph_lock+0x170/0x170
[  305.716201]  ? graph_lock+0x170/0x170
[  305.720011]  ? print_usage_bug+0xc0/0xc0
[  305.724080]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.729629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.735175]  ? check_preemption_disabled+0x48/0x200
[  305.740188]  ? check_preemption_disabled+0x48/0x200
[  305.745215]  ? __lock_is_held+0xb5/0x140
[  305.749283]  __alloc_pages_nodemask+0xa80/0xde0
[  305.753976]  ? graph_lock+0x170/0x170
[  305.757779]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  305.762793]  ? graph_lock+0x170/0x170
[  305.766612]  ? find_held_lock+0x36/0x1c0
[  305.770688]  ? ____cache_alloc_node+0x1c7/0x1e0
[  305.775358]  ? lock_downgrade+0x900/0x900
[  305.779515]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.785064]  cache_grow_begin+0x91/0x8c0
[  305.789130]  ? do_raw_spin_unlock+0xa7/0x2f0
[  305.793550]  fallback_alloc+0x203/0x2e0
[  305.797531]  ____cache_alloc_node+0x1c7/0x1e0
[  305.802036]  kmem_cache_alloc_node+0xe3/0x730
[  305.806533]  ? ipv6_get_ifaddr+0x42e/0x620
[  305.810780]  __alloc_skb+0x119/0x770
[  305.814495]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  305.819780]  ? skb_scrub_packet+0x490/0x490
[  305.824105]  ? lock_downgrade+0x900/0x900
[  305.828263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.833806]  ? refcount_sub_and_test_checked+0x203/0x310
[  305.839262]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  305.844716]  ? addrconf_rs_timer+0x6f0/0x6f0
[  305.849140]  ndisc_alloc_skb+0x144/0x340
[  305.853211]  ndisc_send_rs+0x331/0x6e0
[  305.857107]  addrconf_rs_timer+0x3c0/0x6f0
[  305.861347]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.865604]  call_timer_fn+0x272/0x920
[  305.869491]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.873738]  ? process_timeout+0x40/0x40
[  305.877807]  ? find_held_lock+0x36/0x1c0
[  305.881880]  ? __run_timers+0x7da/0xc70
[  305.885861]  ? _raw_spin_unlock_irq+0x27/0x80
[  305.890360]  ? _raw_spin_unlock_irq+0x27/0x80
[  305.894857]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.899097]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  305.903684]  ? trace_hardirqs_on+0xbd/0x310
[  305.908095]  ? kasan_check_read+0x11/0x20
[  305.912247]  ? __run_timers+0x7da/0xc70
[  305.916226]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  305.921685]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.925927]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.930163]  __run_timers+0x7e5/0xc70
[  305.933984]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  305.939355]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  305.944383]  ? graph_lock+0x170/0x170
[  305.948191]  ? enqueue_hrtimer+0x1a5/0x560
[  305.952440]  ? lock_release+0x970/0x970
[  305.956414]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  305.961621]  ? find_held_lock+0x36/0x1c0
[  305.965694]  ? graph_lock+0x170/0x170
[  305.969497]  ? pvclock_read_flags+0x160/0x160
[  305.973994]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.979542]  ? check_preemption_disabled+0x48/0x200
[  305.984596]  ? __lock_is_held+0xb5/0x140
[  305.988675]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.994210]  ? check_preemption_disabled+0x48/0x200
[  305.999235]  run_timer_softirq+0x52/0xb0
[  306.003298]  ? rcu_read_lock_sched_held+0x108/0x120
[  306.008317]  __do_softirq+0x30b/0xad8
[  306.012129]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  306.017237]  ? pvclock_read_flags+0x160/0x160
[  306.021732]  ? lapic_next_event+0x5a/0x90
[  306.025882]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.031419]  ? check_preemption_disabled+0x48/0x200
[  306.036451]  ? check_preemption_disabled+0x48/0x200
[  306.041476]  ? kvm_clock_read+0x18/0x30
[  306.045450]  ? kvm_sched_clock_read+0x9/0x20
[  306.049865]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.055405]  ? check_preemption_disabled+0x48/0x200
[  306.060438]  irq_exit+0x17f/0x1c0
[  306.063896]  smp_apic_timer_interrupt+0x1cb/0x760
[  306.068738]  ? smp_reschedule_interrupt+0x109/0x650
[  306.073756]  ? smp_call_function_single_interrupt+0x650/0x650
[  306.079641]  ? interrupt_entry+0xb5/0xf0
[  306.083710]  ? trace_hardirqs_off_caller+0xbb/0x300
[  306.088729]  ? trace_hardirqs_off_caller+0xbb/0x300
[  306.093747]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.098599]  ? trace_hardirqs_off+0x300/0x300
[  306.103094]  ? trace_hardirqs_off+0x300/0x300
[  306.107597]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.113134]  ? check_preemption_disabled+0x48/0x200
[  306.118159]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.123707]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.128563]  apic_timer_interrupt+0xf/0x20
[  306.132803]  </IRQ>
[  306.135045] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  306.139985] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  306.158974] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  306.166685] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  306.173953] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  306.181218] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  306.188488] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  306.195755] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  306.203068]  skb_clone+0x1bb/0x500
[  306.206615]  ? finish_task_switch+0x1b5/0x900
[  306.211119]  ? skb_split+0x11e0/0x11e0
[  306.215009]  ? preempt_notifier_register+0x200/0x200
[  306.220115]  ? __switch_to_asm+0x34/0x70
[  306.224173]  ? __switch_to_asm+0x34/0x70
[  306.228235]  ? __switch_to_asm+0x40/0x70
[  306.232293]  ? __switch_to_asm+0x34/0x70
[  306.236349]  ? __switch_to_asm+0x40/0x70
[  306.240408]  ? __switch_to_asm+0x34/0x70
[  306.244469]  ? __switch_to_asm+0x40/0x70
[  306.248528]  ? __switch_to_asm+0x34/0x70
[  306.252586]  ? __switch_to_asm+0x34/0x70
[  306.256657]  ? __switch_to_asm+0x40/0x70
[  306.260716]  ? __switch_to_asm+0x34/0x70
[  306.264785]  bpf_clone_redirect+0xb9/0x490
[  306.269025]  ? __schedule+0x874/0x1ed0
[  306.272919]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  306.277939]  ? __sched_text_start+0x8/0x8
[  306.282086]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  306.286857]  ? find_held_lock+0x36/0x1c0
[  306.290926]  ? lock_acquire+0x1ed/0x520
[  306.294898]  ? bpf_test_run+0x32e/0x5a0
[  306.298873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.304411]  ? check_preemption_disabled+0x48/0x200
[  306.309431]  ? kasan_check_read+0x11/0x20
[  306.313586]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  306.318872]  ? rcu_bh_qs+0xc0/0xc0
[  306.322415]  ? preempt_schedule+0x4d/0x60
[  306.326563]  ? ___preempt_schedule+0x16/0x18
[  306.330984]  ? bpf_test_run+0x1c0/0x5a0
[  306.335010]  ? netlink_diag_dump+0x2a0/0x2a0
[  306.339878]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.345417]  ? bpf_test_init.isra.9+0x70/0x100
[  306.350004]  ? bpf_prog_test_run_skb+0x634/0xb40
[  306.354767]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  306.359614]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  306.365157]  ? fput+0x130/0x1a0
[  306.368444]  ? __bpf_prog_get+0x9b/0x290
[  306.372508]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  306.377347]  ? bpf_prog_test_run+0x130/0x1a0
[  306.381760]  ? __x64_sys_bpf+0x3d8/0x510
[  306.385818]  ? bpf_prog_get+0x20/0x20
[  306.389631]  ? ksys_ioctl+0x81/0xd0
[  306.393274]  ? do_syscall_64+0x1b9/0x820
[  306.397335]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  306.402700]  ? syscall_return_slowpath+0x5e0/0x5e0
[  306.407632]  ? trace_hardirqs_off+0x300/0x300
[  306.412131]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  306.417149]  ? recalc_sigpending_tsk+0x180/0x180
[  306.421905]  ? kasan_check_write+0x14/0x20
[  306.426152]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.431011]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  306.436387] warn_alloc_show_mem: 1 callbacks suppressed
[  306.436399] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  306.436401] Mem-Info:
[  306.436434] active_anon:49480 inactive_anon:371 isolated_anon:0
[  306.436434]  active_file:14 inactive_file:18 isolated_file:1
[  306.436434]  unevictable:0 dirty:0 writeback:0 unstable:0
[  306.436434]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  306.436434]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  306.436434]  free:13768 free_pcp:583 free_cma:0
[  306.441787] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  306.448639] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  306.451035] Call Trace:
[  306.484176] Node 0 
[  306.493540]  dump_stack+0x1c4/0x2b4
[  306.521219] 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
[  306.523789]  ? dump_stack_print_info.cold.2+0x52/0x52
[  306.525988] lowmem_reserve[]:
[  306.529625]  warn_alloc.cold.118+0xb7/0x1bd
[  306.555100]  0
[  306.560293]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  306.563368]  2815
[  306.567688]  ? lock_downgrade+0x900/0x900
[  306.569466]  6318
[  306.574307]  ? trace_hardirqs_off+0xb8/0x300
[  306.576339]  6318
[  306.580484]  ? trace_hardirqs_off+0xb8/0x300
[  306.586931]  __alloc_pages_slowpath+0x2667/0x2d80
[  306.588965] Node 0 
[  306.593390]  ? warn_alloc+0x120/0x120
[  306.598219] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  306.600426]  ? warn_alloc+0x120/0x120
[  306.604197] lowmem_reserve[]:
[  306.631088]  ? print_usage_bug+0xc0/0xc0
[  306.634864]  0
[  306.637964]  ? warn_alloc+0x120/0x120
[  306.641996]  0 3503
[  306.643807]  ? print_usage_bug+0xc0/0xc0
[  306.647597]  3503
[  306.649834]  ? __lock_acquire+0x7ec/0x4ec0
[  306.655935]  ? __lock_acquire+0x7ec/0x4ec0
[  306.660143] Node 0 
[  306.664375]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.664407] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  306.664414] lowmem_reserve[]:
[  306.666651]  ? should_fail+0x22d/0xd01
[  306.672162]  0
[  306.700622]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  306.703699]  0
[  306.707578]  ? __lock_acquire+0x7ec/0x4ec0
[  306.709362]  0
[  306.714458]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  306.716235]  0
[  306.720470]  ? __lock_acquire+0x7ec/0x4ec0
[  306.727344]  ? should_fail+0x22d/0xd01
[  306.729121] Node 0 
[  306.733354]  ? mark_held_locks+0x130/0x130
[  306.737210] DMA: 
[  306.739444]  ? mark_held_locks+0x130/0x130
[  306.743661] 1*4kB 
[  306.745719]  ? graph_lock+0x170/0x170
[  306.749929] (U) 
[  306.752070]  ? graph_lock+0x170/0x170
[  306.755844] 0*8kB 
[  306.757812]  ? graph_lock+0x170/0x170
[  306.761599] 0*16kB 
[  306.763748]  ? print_usage_bug+0xc0/0xc0
[  306.767598] 1*32kB 
[  306.769829]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.773855] (U) 2*64kB 
[  306.776094]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.781613] (U) 
[  306.784191]  ? check_preemption_disabled+0x48/0x200
[  306.789704] 1*128kB 
[  306.791677]  ? check_preemption_disabled+0x48/0x200
[  306.796673] (U) 
[  306.798997]  ? __lock_is_held+0xb5/0x140
[  306.803977] 1*256kB (U) 
[  306.805959]  __alloc_pages_nodemask+0xa80/0xde0
[  306.809992] 0*512kB 
[  306.812656]  ? graph_lock+0x170/0x170
[  306.817316] 1*1024kB 
[  306.819634]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  306.823403] (U) 
[  306.825807]  ? graph_lock+0x170/0x170
[  306.830799] 1*2048kB 
[  306.832777]  ? find_held_lock+0x36/0x1c0
[  306.836542] (M) 
[  306.838957]  ? ____cache_alloc_node+0x1c7/0x1e0
[  306.842980] 3*4096kB (M) 
[  306.844959]  ? lock_downgrade+0x900/0x900
[  306.849611] = 15908kB
[  306.852367]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.856487] Node 0 
[  306.858897]  cache_grow_begin+0x91/0x8c0
[  306.864413] DMA32: 
[  306.866646]  ? do_raw_spin_unlock+0xa7/0x2f0
[  306.870706] 4*4kB 
[  306.872943]  fallback_alloc+0x203/0x2e0
[  306.877321] (UM) 
[  306.879468]  ____cache_alloc_node+0x1c7/0x1e0
[  306.883414] 2*8kB 
[  306.885475]  kmem_cache_alloc_node+0xe3/0x730
[  306.889951] (M) 1*16kB 
[  306.892115]  ? ipv6_get_ifaddr+0x42e/0x620
[  306.896582] (M) 
[  306.899194]  __alloc_skb+0x119/0x770
[  306.903392] 1*32kB (M) 
[  306.905375]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  306.909053] 3*64kB (UM) 
[  306.911641]  ? skb_scrub_packet+0x490/0x490
[  306.916892] 3*128kB (M) 
[  306.919564]  ? lock_downgrade+0x900/0x900
[  306.923861] 2*256kB 
[  306.926529]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.930651] (M) 
[  306.932978]  ? refcount_sub_and_test_checked+0x203/0x310
[  306.938486] 3*512kB 
[  306.940454]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  306.945870] (M) 4*1024kB 
[  306.948202]  ? addrconf_rs_timer+0x6f0/0x6f0
[  306.953622] (UM) 
[  306.956392]  ndisc_alloc_skb+0x144/0x340
[  306.960776] 3*2048kB 
[  306.962834]  ndisc_send_rs+0x331/0x6e0
[  306.966909] (M) 
[  306.969338]  addrconf_rs_timer+0x3c0/0x6f0
[  306.973207] 3*4096kB 
[  306.975193]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.979397] (M) 
[  306.981813]  call_timer_fn+0x272/0x920
[  306.986007] = 25232kB
[  306.986015] Node 0 
[  306.987986]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.991843] Normal: 1065*4kB 
[  306.994261]  ? process_timeout+0x40/0x40
[  306.996472] (MEH) 
[  307.000694]  ? find_held_lock+0x36/0x1c0
[  307.000718]  ? __run_timers+0x7da/0xc70
[  307.003795] 487*8kB 
[  307.007851]  ? _raw_spin_unlock_irq+0x27/0x80
[  307.009972] (ME) 
[  307.014029]  ? _raw_spin_unlock_irq+0x27/0x80
[  307.017992] 153*16kB 
[  307.020308]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.024773] (MEH) 
[  307.026835]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  307.031306] 77*32kB 
[  307.033725]  ? trace_hardirqs_on+0xbd/0x310
[  307.037933] (UM) 
[  307.040079]  ? kasan_check_read+0x11/0x20
[  307.044639] 0*64kB 
[  307.046960]  ? __run_timers+0x7da/0xc70
[  307.051256] 1*128kB 
[  307.053315]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  307.057434] (H) 
[  307.059674]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.063614] 1*256kB (U) 
[  307.065942]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.071362] 1*512kB 
[  307.073331]  __run_timers+0x7e5/0xc70
[  307.077532] (U) 0*1024kB 
[  307.080214]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  307.084413] 0*2048kB 
[  307.086732]  ? compat_start_thread+0x80/0x80
[  307.090506] 0*4096kB 
[  307.093255]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.098596] = 13964kB
[  307.098611] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  307.101010]  ? kasan_check_write+0x14/0x20
[  307.105400] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  307.107801]  ? finish_task_switch+0x2f5/0x900
[  307.113313] 412 total pagecache pages
[  307.115715]  ? __switch_to_asm+0x40/0x70
[  307.124531] 0 pages in swap cache
[  307.128754]  ? preempt_notifier_register+0x200/0x200
[  307.137302] Swap cache stats: add 0, delete 0, find 0/0
[  307.137311] Free swap  = 0kB
[  307.141800]  ? __switch_to_asm+0x34/0x70
[  307.145577] Total swap = 0kB
[  307.149637]  ? __switch_to_asm+0x40/0x70
[  307.153071] 1965979 pages RAM
[  307.158171]  ? __switch_to_asm+0x34/0x70
[  307.163503] 0 pages HighMem/MovableOnly
[  307.163511] 343323 pages reserved
[  307.166522]  ? __switch_to_asm+0x40/0x70
[  307.170561] 0 pages cma reserved
[  307.173570]  ? __switch_to_asm+0x34/0x70
[  307.177702] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  307.180702]  ? __switch_to_asm+0x40/0x70
[  307.180727]  ? pvclock_read_flags+0x160/0x160
[  307.184850] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  307.188734]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.192164] syz-executor0 cpuset=
[  307.196217]  ? check_preemption_disabled+0x48/0x200
[  307.199560] syz0
[  307.203622]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  307.210084]  mems_allowed=0
[  307.214138]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  307.258720]  ? rcu_pm_notify+0xc0/0xc0
[  307.262626]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.268171]  ? check_preemption_disabled+0x48/0x200
[  307.273199]  run_timer_softirq+0x52/0xb0
[  307.277260]  ? rcu_read_lock_sched_held+0x108/0x120
[  307.282278]  __do_softirq+0x30b/0xad8
[  307.286095]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  307.291199]  ? trace_hardirqs_off_caller+0x300/0x300
[  307.296299]  ? trace_hardirqs_on+0x310/0x310
[  307.300716]  ? schedule+0x108/0x460
[  307.304349]  ? __schedule+0x1ed0/0x1ed0
[  307.308339]  ? trace_hardirqs_off+0xb8/0x300
[  307.312749]  ? ___might_sleep+0x1ed/0x300
[  307.316915]  ? smpboot_thread_fn+0x68b/0xa00
[  307.321333]  ? trace_hardirqs_on+0x310/0x310
[  307.325743]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.331282]  ? check_preemption_disabled+0x48/0x200
[  307.336295]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.342052]  ? takeover_tasklets+0xa90/0xa90
[  307.346469]  run_ksoftirqd+0x94/0x100
[  307.350272]  smpboot_thread_fn+0x68b/0xa00
[  307.354509]  ? sort_range+0x30/0x30
[  307.358139]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  307.363247]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.368799]  ? __kthread_parkme+0xfb/0x1a0
[  307.373047]  kthread+0x35a/0x420
[  307.376414]  ? sort_range+0x30/0x30
[  307.380037]  ? kthread_bind+0x40/0x40
[  307.383842]  ret_from_fork+0x3a/0x50
[  307.387576] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  307.387680] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  307.394855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  307.394861] Call Trace:
[  307.394868]  <IRQ>
[  307.394884]  dump_stack+0x1c4/0x2b4
[  307.394901]  ? dump_stack_print_info.cold.2+0x52/0x52
[  307.401431] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  307.410732]  warn_alloc.cold.118+0xb7/0x1bd
[  307.413282] ksoftirqd/1 cpuset=
[  307.415425]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  307.419025] /
[  307.424215]  ? lock_downgrade+0x900/0x900
[  307.434723]  mems_allowed=0
[  307.439041]  ? trace_hardirqs_off+0xb8/0x300
[  307.460279]  ? trace_hardirqs_off+0xb8/0x300
[  307.464707]  __alloc_pages_slowpath+0x2667/0x2d80
[  307.469580]  ? warn_alloc+0x120/0x120
[  307.473390]  ? trace_hardirqs_on+0x310/0x310
[  307.477811]  ? warn_alloc+0x120/0x120
[  307.481637]  ? print_usage_bug+0xc0/0xc0
[  307.485706]  ? warn_alloc+0x120/0x120
[  307.489504]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  307.494520]  ? print_usage_bug+0xc0/0xc0
[  307.498582]  ? __lock_acquire+0x7ec/0x4ec0
[  307.502825]  ? __lock_acquire+0x7ec/0x4ec0
[  307.507066]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.512611]  ? should_fail+0x22d/0xd01
[  307.516508]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  307.521620]  ? __lock_acquire+0x7ec/0x4ec0
[  307.525865]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  307.530963]  ? __lock_acquire+0x7ec/0x4ec0
[  307.535195]  ? should_fail+0x22d/0xd01
[  307.539081]  ? print_usage_bug+0xc0/0xc0
[  307.543151]  ? mark_held_locks+0x130/0x130
[  307.547391]  ? mark_held_locks+0x130/0x130
[  307.551637]  ? graph_lock+0x170/0x170
[  307.555445]  ? print_usage_bug+0xc0/0xc0
[  307.559518]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  307.564277]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.569814]  ? check_preemption_disabled+0x48/0x200
[  307.574828]  ? check_preemption_disabled+0x48/0x200
[  307.579854]  ? __lock_is_held+0xb5/0x140
[  307.583941]  __alloc_pages_nodemask+0xa80/0xde0
[  307.588622]  ? graph_lock+0x170/0x170
[  307.592434]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  307.597445]  ? graph_lock+0x170/0x170
[  307.601257]  ? find_held_lock+0x36/0x1c0
[  307.605327]  ? ____cache_alloc_node+0x1c7/0x1e0
[  307.610000]  ? lock_downgrade+0x900/0x900
[  307.614161]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.619717]  cache_grow_begin+0x91/0x8c0
[  307.623780]  ? do_raw_spin_unlock+0xa7/0x2f0
[  307.628198]  fallback_alloc+0x203/0x2e0
[  307.632219]  ____cache_alloc_node+0x1c7/0x1e0
[  307.636734]  kmem_cache_alloc_node+0xe3/0x730
[  307.641229]  ? ipv6_get_ifaddr+0x42e/0x620
[  307.645476]  __alloc_skb+0x119/0x770
[  307.649193]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  307.654483]  ? skb_scrub_packet+0x490/0x490
[  307.658806]  ? lock_downgrade+0x900/0x900
[  307.662966]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.668504]  ? refcount_sub_and_test_checked+0x203/0x310
[  307.673958]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  307.679410]  ? addrconf_rs_timer+0x6f0/0x6f0
[  307.683832]  ndisc_alloc_skb+0x144/0x340
[  307.687898]  ndisc_send_rs+0x331/0x6e0
[  307.691792]  addrconf_rs_timer+0x3c0/0x6f0
[  307.696032]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.700285]  call_timer_fn+0x272/0x920
[  307.704172]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.708412]  ? process_timeout+0x40/0x40
[  307.712470]  ? find_held_lock+0x36/0x1c0
[  307.716550]  ? __run_timers+0x7da/0xc70
[  307.720527]  ? _raw_spin_unlock_irq+0x27/0x80
[  307.725020]  ? _raw_spin_unlock_irq+0x27/0x80
[  307.729518]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.733753]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  307.738340]  ? trace_hardirqs_on+0xbd/0x310
[  307.742665]  ? kasan_check_read+0x11/0x20
[  307.746813]  ? __run_timers+0x7da/0xc70
[  307.750788]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  307.756282]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.760553]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.764791]  __run_timers+0x7e5/0xc70
[  307.768612]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  307.773986]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  307.779006]  ? graph_lock+0x170/0x170
[  307.782814]  ? enqueue_hrtimer+0x1a5/0x560
[  307.787048]  ? lock_release+0x970/0x970
[  307.791025]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  307.796219]  ? find_held_lock+0x36/0x1c0
[  307.800285]  ? graph_lock+0x170/0x170
[  307.804087]  ? pvclock_read_flags+0x160/0x160
[  307.808587]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.814131]  ? check_preemption_disabled+0x48/0x200
[  307.819163]  ? __lock_is_held+0xb5/0x140
[  307.823226]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.828762]  ? check_preemption_disabled+0x48/0x200
[  307.833787]  run_timer_softirq+0x52/0xb0
[  307.837849]  ? rcu_read_lock_sched_held+0x108/0x120
[  307.842866]  __do_softirq+0x30b/0xad8
[  307.846687]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  307.851798]  ? pvclock_read_flags+0x160/0x160
[  307.856295]  ? lapic_next_event+0x5a/0x90
[  307.860449]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.865989]  ? check_preemption_disabled+0x48/0x200
[  307.871004]  ? check_preemption_disabled+0x48/0x200
[  307.876032]  ? kvm_clock_read+0x18/0x30
[  307.880018]  ? kvm_sched_clock_read+0x9/0x20
[  307.884427]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.889962]  ? check_preemption_disabled+0x48/0x200
[  307.894993]  irq_exit+0x17f/0x1c0
[  307.898453]  smp_apic_timer_interrupt+0x1cb/0x760
[  307.903299]  ? smp_reschedule_interrupt+0x109/0x650
[  307.908321]  ? smp_call_function_single_interrupt+0x650/0x650
[  307.914208]  ? interrupt_entry+0xb5/0xf0
[  307.918279]  ? trace_hardirqs_off_caller+0xbb/0x300
[  307.923294]  ? trace_hardirqs_off_caller+0xbb/0x300
[  307.928312]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  307.933182]  ? trace_hardirqs_off+0x300/0x300
[  307.937679]  ? trace_hardirqs_off+0x300/0x300
[  307.942182]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.947716]  ? check_preemption_disabled+0x48/0x200
[  307.952732]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.958305]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  307.963169]  apic_timer_interrupt+0xf/0x20
[  307.967400]  </IRQ>
[  307.969662] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  307.974604] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  307.993508] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  308.001220] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  308.008485] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  308.015753] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  308.023022] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  308.030288] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  308.037617]  skb_clone+0x1bb/0x500
[  308.041164]  ? finish_task_switch+0x1b5/0x900
[  308.045678]  ? skb_split+0x11e0/0x11e0
[  308.049568]  ? preempt_notifier_register+0x200/0x200
[  308.054691]  ? __switch_to_asm+0x34/0x70
[  308.058758]  ? __switch_to_asm+0x34/0x70
[  308.062816]  ? __switch_to_asm+0x40/0x70
[  308.066874]  ? __switch_to_asm+0x34/0x70
[  308.070943]  ? __switch_to_asm+0x40/0x70
[  308.075014]  ? __switch_to_asm+0x34/0x70
[  308.079171]  ? __switch_to_asm+0x40/0x70
[  308.083232]  ? __switch_to_asm+0x34/0x70
[  308.087292]  ? __switch_to_asm+0x34/0x70
[  308.091353]  ? __switch_to_asm+0x40/0x70
[  308.095421]  ? __switch_to_asm+0x34/0x70
[  308.099495]  bpf_clone_redirect+0xb9/0x490
[  308.103742]  ? __schedule+0x874/0x1ed0
[  308.107638]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  308.112675]  ? __sched_text_start+0x8/0x8
[  308.116830]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  308.121611]  ? find_held_lock+0x36/0x1c0
[  308.125688]  ? lock_acquire+0x1ed/0x520
[  308.129670]  ? bpf_test_run+0x32e/0x5a0
[  308.133657]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.139196]  ? check_preemption_disabled+0x48/0x200
[  308.144219]  ? kasan_check_read+0x11/0x20
[  308.148371]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  308.153655]  ? rcu_bh_qs+0xc0/0xc0
[  308.157209]  ? preempt_schedule+0x4d/0x60
[  308.161358]  ? ___preempt_schedule+0x16/0x18
[  308.165779]  ? bpf_test_run+0x1c0/0x5a0
[  308.169765]  ? netlink_diag_dump+0x2a0/0x2a0
[  308.174180]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  308.179720]  ? bpf_test_init.isra.9+0x70/0x100
[  308.184318]  ? bpf_prog_test_run_skb+0x634/0xb40
[  308.189083]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  308.194029]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  308.199565]  ? fput+0x130/0x1a0
[  308.202861]  ? __bpf_prog_get+0x9b/0x290
[  308.206927]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  308.211773]  ? bpf_prog_test_run+0x130/0x1a0
[  308.216215]  ? __x64_sys_bpf+0x3d8/0x510
[  308.220278]  ? bpf_prog_get+0x20/0x20
[  308.224087]  ? ksys_ioctl+0x81/0xd0
[  308.227725]  ? do_syscall_64+0x1b9/0x820
[  308.231788]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  308.237152]  ? syscall_return_slowpath+0x5e0/0x5e0
[  308.242083]  ? trace_hardirqs_off+0x300/0x300
[  308.246579]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  308.251612]  ? recalc_sigpending_tsk+0x180/0x180
[  308.256372]  ? kasan_check_write+0x14/0x20
[  308.260622]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.265487]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  308.270867] warn_alloc_show_mem: 1 callbacks suppressed
[  308.270878] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  308.270880] Mem-Info:
[  308.270913] active_anon:49480 inactive_anon:371 isolated_anon:0
[  308.270913]  active_file:14 inactive_file:18 isolated_file:1
[  308.270913]  unevictable:0 dirty:0 writeback:0 unstable:0
[  308.270913]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  308.270913]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  308.270913]  free:13768 free_pcp:583 free_cma:0
[  308.276248] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  308.283095] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  308.285493] Call Trace:
[  308.318363] Node 0 
[  308.327724]  dump_stack+0x1c4/0x2b4
[  308.355412] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  308.357971]  ? dump_stack_print_info.cold.2+0x52/0x52
[  308.360173] lowmem_reserve[]: 0
[  308.363813]  warn_alloc.cold.118+0xb7/0x1bd
[  308.389274]  2815 6318
[  308.394471]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  308.397720]  6318
[  308.402036]  ? lock_downgrade+0x900/0x900
[  308.409345]  ? trace_hardirqs_off+0xb8/0x300
[  308.411379] Node 0 
[  308.415520]  ? trace_hardirqs_off+0xb8/0x300
[  308.419928] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  308.422194]  __alloc_pages_slowpath+0x2667/0x2d80
[  308.426597] lowmem_reserve[]:
[  308.453509]  ? warn_alloc+0x120/0x120
[  308.458302]  0
[  308.461403]  ? warn_alloc+0x120/0x120
[  308.465179]  0
[  308.466976]  ? print_usage_bug+0xc0/0xc0
[  308.470948]  3503
[  308.472754]  ? warn_alloc+0x120/0x120
[  308.476788]  3503
[  308.478846]  ? print_usage_bug+0xc0/0xc0
[  308.484684]  ? __lock_acquire+0x7ec/0x4ec0
[  308.488725] Node 0 
[  308.492947]  ? __lock_acquire+0x7ec/0x4ec0
[  308.492983] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  308.495193]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  308.499396] lowmem_reserve[]: 0
[  308.527863]  ? should_fail+0x22d/0xd01
[  308.533377]  0
[  308.536652]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  308.540509]  0 0
[  308.542315]  ? __lock_acquire+0x7ec/0x4ec0
[  308.549361]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  308.553570] Node 0 
[  308.558665]  ? __lock_acquire+0x7ec/0x4ec0
[  308.558681]  ? should_fail+0x22d/0xd01
[  308.560899] DMA: 
[  308.565133]  ? mark_held_locks+0x130/0x130
[  308.568991] 1*4kB 
[  308.571050]  ? mark_held_locks+0x130/0x130
[  308.575259] (U) 
[  308.577401]  ? graph_lock+0x170/0x170
[  308.581622] 0*8kB 
[  308.583598]  ? graph_lock+0x170/0x170
[  308.587374] 0*16kB 
[  308.589518]  ? graph_lock+0x170/0x170
[  308.593293] 1*32kB 
[  308.595526]  ? print_usage_bug+0xc0/0xc0
[  308.599301] (U) 
[  308.601535]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.605566] 2*64kB 
[  308.607552]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.613065] (U) 
[  308.615293]  ? check_preemption_disabled+0x48/0x200
[  308.620805] 1*128kB 
[  308.622770]  ? check_preemption_disabled+0x48/0x200
[  308.627763] (U) 
[  308.630085]  ? __lock_is_held+0xb5/0x140
[  308.635068] 1*256kB 
[  308.637040]  __alloc_pages_nodemask+0xa80/0xde0
[  308.641073] (U) 
[  308.643389]  ? graph_lock+0x170/0x170
[  308.648036] 0*512kB 
[  308.650006]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  308.653780] 1*1024kB 
[  308.656093]  ? graph_lock+0x170/0x170
[  308.661081] (U) 
[  308.663490]  ? find_held_lock+0x36/0x1c0
[  308.667261] 1*2048kB 
[  308.669239]  ? ____cache_alloc_node+0x1c7/0x1e0
[  308.673284] (M) 
[  308.675691]  ? lock_downgrade+0x900/0x900
[  308.680337] 3*4096kB 
[  308.682313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.686429] (M) 
[  308.688838]  cache_grow_begin+0x91/0x8c0
[  308.694342] = 15908kB
[  308.694350] Node 0 
[  308.696319]  ? do_raw_spin_unlock+0xa7/0x2f0
[  308.700352] DMA32: 
[  308.702759]  fallback_alloc+0x203/0x2e0
[  308.704966] 4*4kB 
[  308.709369]  ____cache_alloc_node+0x1c7/0x1e0
[  308.711582] (UM) 
[  308.715558]  kmem_cache_alloc_node+0xe3/0x730
[  308.717682] 2*8kB 
[  308.722175]  ? ipv6_get_ifaddr+0x42e/0x620
[  308.724211] (M) 
[  308.728708]  __alloc_skb+0x119/0x770
[  308.730832] 1*16kB 
[  308.735063]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  308.737007] (M) 
[  308.740714]  ? skb_scrub_packet+0x490/0x490
[  308.742925] 1*32kB 
[  308.748208]  ? lock_downgrade+0x900/0x900
[  308.750153] (M) 3*64kB 
[  308.754493]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.756702] (UM) 
[  308.760851]  ? refcount_sub_and_test_checked+0x203/0x310
[  308.763408] 3*128kB 
[  308.768939]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  308.770975] (M) 
[  308.776420]  ? addrconf_rs_timer+0x6f0/0x6f0
[  308.778718] 2*256kB 
[  308.784176]  ndisc_alloc_skb+0x144/0x340
[  308.786112] (M) 
[  308.790518]  ndisc_send_rs+0x331/0x6e0
[  308.792814] 3*512kB 
[  308.796872]  addrconf_rs_timer+0x3c0/0x6f0
[  308.798819] (M) 
[  308.802711]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.805012] 4*1024kB 
[  308.809252]  call_timer_fn+0x272/0x920
[  308.811193] (UM) 
[  308.815419]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.817799] 3*2048kB (M) 
[  308.821692]  ? process_timeout+0x40/0x40
[  308.823734] 3*4096kB 
[  308.827961]  ? find_held_lock+0x36/0x1c0
[  308.830690] (M) 
[  308.834751]  ? __run_timers+0x7da/0xc70
[  308.837154] = 25232kB
[  308.837162] Node 0 
[  308.841218]  ? _raw_spin_unlock_irq+0x27/0x80
[  308.843168] Normal: 
[  308.847134]  ? _raw_spin_unlock_irq+0x27/0x80
[  308.849521] 1065*4kB 
[  308.851754]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.856219] (MEH) 
[  308.858538]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  308.863005] 487*8kB 
[  308.865409]  ? trace_hardirqs_on+0xbd/0x310
[  308.869618] (ME) 
[  308.871762]  ? kasan_check_read+0x11/0x20
[  308.876318] 153*16kB 
[  308.878635]  ? __run_timers+0x7da/0xc70
[  308.882930] (MEH) 
[  308.884987]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  308.889112] 77*32kB 
[  308.891521]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.895466] (UM) 
[  308.897619]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.903037] 0*64kB 1*128kB 
[  308.905365]  __run_timers+0x7e5/0xc70
[  308.909570] (H) 
[  308.911643]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  308.915841] 1*256kB 
[  308.918763]  ? compat_start_thread+0x80/0x80
[  308.922556] (U) 
[  308.924528]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.929864] 1*512kB 
[  308.932188]  ? kasan_check_write+0x14/0x20
[  308.936570] (U) 
[  308.938550]  ? finish_task_switch+0x2f5/0x900
[  308.944053] 0*1024kB 0*2048kB 
[  308.946382]  ? __switch_to_asm+0x40/0x70
[  308.950587] 0*4096kB 
[  308.952567]  ? preempt_notifier_register+0x200/0x200
[  308.957037] = 13964kB
[  308.960223]  ? __switch_to_asm+0x34/0x70
[  308.964267] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  308.966667]  ? __switch_to_asm+0x40/0x70
[  308.971755] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  308.974157]  ? __switch_to_asm+0x34/0x70
[  308.978188] 412 total pagecache pages
[  308.987019]  ? __switch_to_asm+0x40/0x70
[  308.991059] 0 pages in swap cache
[  308.999626]  ? __switch_to_asm+0x34/0x70
[  309.003667] Swap cache stats: add 0, delete 0, find 0/0
[  309.007454]  ? __switch_to_asm+0x40/0x70
[  309.011492] Free swap  = 0kB
[  309.014947]  ? pvclock_read_flags+0x160/0x160
[  309.018976] Total swap = 0kB
[  309.024336]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.028369] 1965979 pages RAM
[  309.031376]  ? check_preemption_disabled+0x48/0x200
[  309.035845] 0 pages HighMem/MovableOnly
[  309.038862]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  309.044365] 343323 pages reserved
[  309.047466]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  309.052455] 0 pages cma reserved
[  309.056418]  ? rcu_pm_notify+0xc0/0xc0
[  309.062008] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  309.065373]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.065386]  ? check_preemption_disabled+0x48/0x200
[  309.065409]  run_timer_softirq+0x52/0xb0
[  309.070725] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  309.074026]  ? rcu_read_lock_sched_held+0x108/0x120
[  309.077889] syz-executor0 cpuset=
[  309.084379]  __do_softirq+0x30b/0xad8
[  309.089887] syz0
[  309.094905]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  309.098935]  mems_allowed=0
[  309.109406]  ? trace_hardirqs_off_caller+0x300/0x300
[  309.109422]  ? trace_hardirqs_on+0x310/0x310
[  309.141106]  ? schedule+0x108/0x460
[  309.144744]  ? __schedule+0x1ed0/0x1ed0
[  309.148728]  ? trace_hardirqs_off+0xb8/0x300
[  309.153137]  ? ___might_sleep+0x1ed/0x300
[  309.157289]  ? smpboot_thread_fn+0x68b/0xa00
[  309.161700]  ? trace_hardirqs_on+0x310/0x310
[  309.166112]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.171652]  ? check_preemption_disabled+0x48/0x200
[  309.176673]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.182224]  ? takeover_tasklets+0xa90/0xa90
[  309.186641]  run_ksoftirqd+0x94/0x100
[  309.190449]  smpboot_thread_fn+0x68b/0xa00
[  309.194688]  ? sort_range+0x30/0x30
[  309.198319]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  309.203432]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.208975]  ? __kthread_parkme+0xfb/0x1a0
[  309.213218]  kthread+0x35a/0x420
[  309.216612]  ? sort_range+0x30/0x30
[  309.220239]  ? kthread_bind+0x40/0x40
[  309.224044]  ret_from_fork+0x3a/0x50
[  309.227776] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  309.227863] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  309.235046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  309.235052] Call Trace:
[  309.235059]  <IRQ>
[  309.235075]  dump_stack+0x1c4/0x2b4
[  309.235092]  ? dump_stack_print_info.cold.2+0x52/0x52
[  309.241633] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  309.250925]  warn_alloc.cold.118+0xb7/0x1bd
[  309.253474] ksoftirqd/1 cpuset=
[  309.255625]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  309.259232] /
[  309.264416]  ? lock_downgrade+0x900/0x900
[  309.274702]  mems_allowed=0
[  309.279020]  ? trace_hardirqs_off+0xb8/0x300
[  309.300245]  ? trace_hardirqs_off+0xb8/0x300
[  309.304671]  __alloc_pages_slowpath+0x2667/0x2d80
[  309.309545]  ? warn_alloc+0x120/0x120
[  309.313353]  ? warn_alloc+0x120/0x120
[  309.317158]  ? print_usage_bug+0xc0/0xc0
[  309.321219]  ? warn_alloc+0x120/0x120
[  309.325020]  ? print_usage_bug+0xc0/0xc0
[  309.329083]  ? __lock_acquire+0x7ec/0x4ec0
[  309.333318]  ? __lock_acquire+0x7ec/0x4ec0
[  309.337559]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.343519]  ? should_fail+0x22d/0xd01
[  309.347412]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  309.352517]  ? __lock_acquire+0x7ec/0x4ec0
[  309.356758]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  309.361863]  ? __lock_acquire+0x7ec/0x4ec0
[  309.366097]  ? should_fail+0x22d/0xd01
[  309.369998]  ? mark_held_locks+0x130/0x130
[  309.374239]  ? mark_held_locks+0x130/0x130
[  309.378478]  ? graph_lock+0x170/0x170
[  309.382309]  ? graph_lock+0x170/0x170
[  309.386115]  ? graph_lock+0x170/0x170
[  309.389918]  ? print_usage_bug+0xc0/0xc0
[  309.393982]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.399521]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.405058]  ? check_preemption_disabled+0x48/0x200
[  309.410071]  ? check_preemption_disabled+0x48/0x200
[  309.415098]  ? __lock_is_held+0xb5/0x140
[  309.419165]  __alloc_pages_nodemask+0xa80/0xde0
[  309.423837]  ? graph_lock+0x170/0x170
[  309.427646]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  309.433347]  ? graph_lock+0x170/0x170
[  309.437162]  ? find_held_lock+0x36/0x1c0
[  309.441235]  ? ____cache_alloc_node+0x1c7/0x1e0
[  309.445904]  ? lock_downgrade+0x900/0x900
[  309.450063]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.455616]  cache_grow_begin+0x91/0x8c0
[  309.459682]  ? do_raw_spin_unlock+0xa7/0x2f0
[  309.464099]  fallback_alloc+0x203/0x2e0
[  309.468084]  ____cache_alloc_node+0x1c7/0x1e0
[  309.472584]  kmem_cache_alloc_node+0xe3/0x730
[  309.477092]  ? ipv6_get_ifaddr+0x42e/0x620
[  309.481335]  __alloc_skb+0x119/0x770
[  309.485051]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  309.490333]  ? skb_scrub_packet+0x490/0x490
[  309.494658]  ? lock_downgrade+0x900/0x900
[  309.498816]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.504356]  ? refcount_sub_and_test_checked+0x203/0x310
[  309.509813]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  309.515265]  ? addrconf_rs_timer+0x6f0/0x6f0
[  309.519693]  ndisc_alloc_skb+0x144/0x340
[  309.523760]  ndisc_send_rs+0x331/0x6e0
[  309.527658]  addrconf_rs_timer+0x3c0/0x6f0
[  309.531900]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.536148]  call_timer_fn+0x272/0x920
[  309.540036]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.544275]  ? process_timeout+0x40/0x40
[  309.548331]  ? find_held_lock+0x36/0x1c0
[  309.552399]  ? __run_timers+0x7da/0xc70
[  309.556375]  ? _raw_spin_unlock_irq+0x27/0x80
[  309.560866]  ? _raw_spin_unlock_irq+0x27/0x80
[  309.565360]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.569600]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  309.574190]  ? trace_hardirqs_on+0xbd/0x310
[  309.578511]  ? kasan_check_read+0x11/0x20
[  309.582667]  ? __run_timers+0x7da/0xc70
[  309.586641]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  309.592111]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.596355]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.600587]  __run_timers+0x7e5/0xc70
[  309.604411]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  309.609776]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  309.614794]  ? graph_lock+0x170/0x170
[  309.618608]  ? enqueue_hrtimer+0x1a5/0x560
[  309.622842]  ? lock_release+0x970/0x970
[  309.626816]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  309.632014]  ? find_held_lock+0x36/0x1c0
[  309.636079]  ? graph_lock+0x170/0x170
[  309.639880]  ? pvclock_read_flags+0x160/0x160
[  309.644380]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.649919]  ? check_preemption_disabled+0x48/0x200
[  309.654948]  ? __lock_is_held+0xb5/0x140
[  309.659009]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.664546]  ? check_preemption_disabled+0x48/0x200
[  309.669569]  run_timer_softirq+0x52/0xb0
[  309.673638]  ? rcu_read_lock_sched_held+0x108/0x120
[  309.678671]  __do_softirq+0x30b/0xad8
[  309.682485]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  309.687601]  ? pvclock_read_flags+0x160/0x160
[  309.692097]  ? lapic_next_event+0x5a/0x90
[  309.696247]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.701783]  ? check_preemption_disabled+0x48/0x200
[  309.706797]  ? check_preemption_disabled+0x48/0x200
[  309.711820]  ? kvm_clock_read+0x18/0x30
[  309.715793]  ? kvm_sched_clock_read+0x9/0x20
[  309.720204]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.725740]  ? check_preemption_disabled+0x48/0x200
[  309.730771]  irq_exit+0x17f/0x1c0
[  309.734232]  smp_apic_timer_interrupt+0x1cb/0x760
[  309.739074]  ? smp_reschedule_interrupt+0x109/0x650
[  309.744096]  ? smp_call_function_single_interrupt+0x650/0x650
[  309.749980]  ? interrupt_entry+0xb5/0xf0
[  309.754047]  ? trace_hardirqs_off_caller+0xbb/0x300
[  309.759062]  ? trace_hardirqs_off_caller+0xbb/0x300
[  309.764083]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  309.768928]  ? trace_hardirqs_off+0x300/0x300
[  309.773421]  ? trace_hardirqs_off+0x300/0x300
[  309.777919]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.783453]  ? check_preemption_disabled+0x48/0x200
[  309.788468]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.794013]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  309.798870]  apic_timer_interrupt+0xf/0x20
[  309.803097]  </IRQ>
[  309.805340] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  309.810270] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  309.829170] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  309.836879] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  309.844147] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  309.851417] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  309.858689] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  309.865959] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  309.873271]  skb_clone+0x1bb/0x500
[  309.876814]  ? finish_task_switch+0x1b5/0x900
[  309.881308]  ? skb_split+0x11e0/0x11e0
[  309.885197]  ? preempt_notifier_register+0x200/0x200
[  309.890299]  ? __switch_to_asm+0x34/0x70
[  309.894362]  ? __switch_to_asm+0x34/0x70
[  309.898420]  ? __switch_to_asm+0x40/0x70
[  309.902483]  ? __switch_to_asm+0x34/0x70
[  309.906543]  ? __switch_to_asm+0x40/0x70
[  309.910611]  ? __switch_to_asm+0x34/0x70
[  309.914678]  ? __switch_to_asm+0x40/0x70
[  309.918737]  ? __switch_to_asm+0x34/0x70
[  309.922801]  ? __switch_to_asm+0x34/0x70
[  309.926863]  ? __switch_to_asm+0x40/0x70
[  309.930924]  ? __switch_to_asm+0x34/0x70
[  309.934993]  bpf_clone_redirect+0xb9/0x490
[  309.939232]  ? __schedule+0x874/0x1ed0
[  309.943127]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  309.948149]  ? __sched_text_start+0x8/0x8
[  309.952297]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  309.957070]  ? find_held_lock+0x36/0x1c0
[  309.961139]  ? lock_acquire+0x1ed/0x520
[  309.965113]  ? bpf_test_run+0x32e/0x5a0
[  309.969090]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.974627]  ? check_preemption_disabled+0x48/0x200
[  309.979658]  ? kasan_check_read+0x11/0x20
[  309.983815]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  309.989095]  ? rcu_bh_qs+0xc0/0xc0
[  309.992641]  ? preempt_schedule+0x4d/0x60
[  309.996799]  ? ___preempt_schedule+0x16/0x18
[  310.001212]  ? bpf_test_run+0x1c0/0x5a0
[  310.005197]  ? netlink_diag_dump+0x2a0/0x2a0
[  310.009617]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.015161]  ? bpf_test_init.isra.9+0x70/0x100
[  310.019749]  ? bpf_prog_test_run_skb+0x634/0xb40
[  310.024513]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  310.029353]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  310.034886]  ? fput+0x130/0x1a0
[  310.038166]  ? __bpf_prog_get+0x9b/0x290
[  310.042232]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  310.047075]  ? bpf_prog_test_run+0x130/0x1a0
[  310.051489]  ? __x64_sys_bpf+0x3d8/0x510
[  310.055549]  ? bpf_prog_get+0x20/0x20
[  310.059364]  ? ksys_ioctl+0x81/0xd0
[  310.063003]  ? do_syscall_64+0x1b9/0x820
[  310.067064]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  310.072429]  ? syscall_return_slowpath+0x5e0/0x5e0
[  310.077363]  ? trace_hardirqs_off+0x300/0x300
[  310.081859]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  310.086877]  ? recalc_sigpending_tsk+0x180/0x180
[  310.091632]  ? kasan_check_write+0x14/0x20
[  310.095881]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  310.100736]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  310.106114] warn_alloc_show_mem: 1 callbacks suppressed
[  310.106126] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  310.106127] Mem-Info:
[  310.106159] active_anon:49480 inactive_anon:371 isolated_anon:0
[  310.106159]  active_file:14 inactive_file:18 isolated_file:1
[  310.106159]  unevictable:0 dirty:0 writeback:0 unstable:0
[  310.106159]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  310.106159]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  310.106159]  free:13768 free_pcp:583 free_cma:0
[  310.111502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  310.118345] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  310.120746] Call Trace:
[  310.153630] Node 0 
[  310.162988]  dump_stack+0x1c4/0x2b4
[  310.190657] 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
[  310.193205]  ? dump_stack_print_info.cold.2+0x52/0x52
[  310.195498] lowmem_reserve[]: 0
[  310.199137]  warn_alloc.cold.118+0xb7/0x1bd
[  310.224602]  2815 6318
[  310.229798]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  310.233053]  6318
[  310.237370]  ? lock_downgrade+0x900/0x900
[  310.239842] Node 0 
[  310.244681]  ? trace_hardirqs_off+0xb8/0x300
[  310.246741] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  310.250860]  ? trace_hardirqs_off+0xb8/0x300
[  310.253066] lowmem_reserve[]:
[  310.257472]  __alloc_pages_slowpath+0x2667/0x2d80
[  310.284338]  0
[  310.288768]  ? warn_alloc+0x120/0x120
[  310.291820]  0
[  310.296657]  ? warn_alloc+0x120/0x120
[  310.298436]  3503
[  310.302233]  ? print_usage_bug+0xc0/0xc0
[  310.304001]  3503
[  310.307801]  ? warn_alloc+0x120/0x120
[  310.309840] Node 0 
[  310.313893]  ? print_usage_bug+0xc0/0xc0
[  310.315959] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  310.319727]  ? __lock_acquire+0x7ec/0x4ec0
[  310.321936] lowmem_reserve[]:
[  310.325992]  ? __lock_acquire+0x7ec/0x4ec0
[  310.354868]  0 0
[  310.359110]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.362186]  0
[  310.366415]  ? should_fail+0x22d/0xd01
[  310.368357]  0
[  310.373895]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  310.375671] Node 0 
[  310.379551]  ? __lock_acquire+0x7ec/0x4ec0
[  310.381324] DMA: 1*4kB 
[  310.386434]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  310.388645] (U) 
[  310.392878]  ? __lock_acquire+0x7ec/0x4ec0
[  310.395439] 0*8kB 
[  310.400535]  ? should_fail+0x22d/0xd01
[  310.402486] 0*16kB 
[  310.406717]  ? mark_held_locks+0x130/0x130
[  310.408838] 1*32kB 
[  310.412717]  ? mark_held_locks+0x130/0x130
[  310.414931] (U) 
[  310.419163]  ? graph_lock+0x170/0x170
[  310.421371] 2*64kB 
[  310.425603]  ? graph_lock+0x170/0x170
[  310.427552] (U) 1*128kB 
[  310.431351]  ? graph_lock+0x170/0x170
[  310.433557] (U) 1*256kB 
[  310.437360]  ? print_usage_bug+0xc0/0xc0
[  310.440005] (U) 
[  310.443801]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.446443] 0*512kB 
[  310.450495]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.452444] 1*1024kB (U) 
[  310.457982]  ? check_preemption_disabled+0x48/0x200
[  310.460276] 1*2048kB (M) 
[  310.465815]  ? check_preemption_disabled+0x48/0x200
[  310.468547] 3*4096kB 
[  310.474052]  ? __lock_is_held+0xb5/0x140
[  310.476782] (M) 
[  310.481795]  __alloc_pages_nodemask+0xa80/0xde0
[  310.484178] = 15908kB
[  310.488231]  ? graph_lock+0x170/0x170
[  310.490185] Node 0 
[  310.494849]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  310.497226] DMA32: 4*4kB 
[  310.501029]  ? graph_lock+0x170/0x170
[  310.503245] (UM) 
[  310.508263]  ? find_held_lock+0x36/0x1c0
[  310.510986] 2*8kB (M) 
[  310.514795]  ? ____cache_alloc_node+0x1c7/0x1e0
[  310.516829] 1*16kB 
[  310.520884]  ? lock_downgrade+0x900/0x900
[  310.523356] (M) 
[  310.528025]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.530228] 1*32kB (M) 
[  310.534377]  cache_grow_begin+0x91/0x8c0
[  310.536323] 3*64kB (UM) 
[  310.541866]  ? do_raw_spin_unlock+0xa7/0x2f0
[  310.544450] 3*128kB 
[  310.548509]  fallback_alloc+0x203/0x2e0
[  310.551150] (M) 2*256kB 
[  310.555558]  ____cache_alloc_node+0x1c7/0x1e0
[  310.557848] (M) 3*512kB 
[  310.561827]  kmem_cache_alloc_node+0xe3/0x730
[  310.564471] (M) 
[  310.568960]  ? ipv6_get_ifaddr+0x42e/0x620
[  310.571605] 4*1024kB (UM) 
[  310.576111]  __alloc_skb+0x119/0x770
[  310.578053] 3*2048kB (M) 
[  310.582310]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  310.585130] 3*4096kB 
[  310.588841]  ? skb_scrub_packet+0x490/0x490
[  310.591570] (M) 
[  310.596846]  ? lock_downgrade+0x900/0x900
[  310.599232] = 25232kB
[  310.603549]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.605494] Node 0 
[  310.609635]  ? refcount_sub_and_test_checked+0x203/0x310
[  310.612011] Normal: 1065*4kB 
[  310.617549]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  310.619759] (MEH) 
[  310.625202]  ? addrconf_rs_timer+0x6f0/0x6f0
[  310.628280] 487*8kB 
[  310.633730]  ndisc_alloc_skb+0x144/0x340
[  310.635845] (ME) 
[  310.640248]  ndisc_send_rs+0x331/0x6e0
[  310.642545] 153*16kB 
[  310.646609]  addrconf_rs_timer+0x3c0/0x6f0
[  310.648646] (MEH) 
[  310.652529]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  310.654917] 77*32kB 
[  310.659169]  call_timer_fn+0x272/0x920
[  310.661279] (UM) 
[  310.665508]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  310.667801] 0*64kB 1*128kB 
[  310.671712]  ? process_timeout+0x40/0x40
[  310.673754] (H) 
[  310.677980]  ? find_held_lock+0x36/0x1c0
[  310.680885] 1*256kB 
[  310.684944]  ? __run_timers+0x7da/0xc70
[  310.686901] (U) 
[  310.690956]  ? _raw_spin_unlock_irq+0x27/0x80
[  310.693256] 1*512kB 
[  310.697221]  ? _raw_spin_unlock_irq+0x27/0x80
[  310.699183] (U) 
[  310.703673]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  310.705974] 0*1024kB 
[  310.710457]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  310.712409] 0*2048kB 
[  310.716635]  ? trace_hardirqs_on+0xbd/0x310
[  310.719020] 0*4096kB 
[  310.723599]  ? kasan_check_read+0x11/0x20
[  310.725980] = 13964kB
[  310.725994] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  310.730301]  ? __run_timers+0x7da/0xc70
[  310.732692] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  310.736825]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  310.739212] 412 total pagecache pages
[  310.748040]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  310.751991] 0 pages in swap cache
[  310.760554]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  310.765980] Swap cache stats: add 0, delete 0, find 0/0
[  310.769768]  __run_timers+0x7e5/0xc70
[  310.773981] Free swap  = 0kB
[  310.777434]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  310.781635] Total swap = 0kB
[  310.786991]  ? compat_start_thread+0x80/0x80
[  310.790768] 1965979 pages RAM
[  310.793779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.799112] 0 pages HighMem/MovableOnly
[  310.799121] 343323 pages reserved
[  310.802134]  ? kasan_check_write+0x14/0x20
[  310.806519] 0 pages cma reserved
[  310.809628]  ? finish_task_switch+0x2f5/0x900
[  310.815201] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  310.819098]  ? __switch_to_asm+0x40/0x70
[  310.819118]  ? preempt_notifier_register+0x200/0x200
[  310.822734] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  310.826866]  ? __switch_to_asm+0x34/0x70
[  310.830211] syz-executor0 cpuset=
[  310.834699]  ? __switch_to_asm+0x40/0x70
[  310.841163] syz0
[  310.845212]  ? __switch_to_asm+0x34/0x70
[  310.845227]  ? __switch_to_asm+0x40/0x70
[  310.850309]  mems_allowed=0
[  310.860780]  ? __switch_to_asm+0x34/0x70
[  310.860795]  ? __switch_to_asm+0x40/0x70
[  310.893376]  ? pvclock_read_flags+0x160/0x160
[  310.897872]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.903408]  ? check_preemption_disabled+0x48/0x200
[  310.908456]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  310.913998]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  310.919275]  ? rcu_pm_notify+0xc0/0xc0
[  310.923169]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.928708]  ? check_preemption_disabled+0x48/0x200
[  310.933734]  run_timer_softirq+0x52/0xb0
[  310.937800]  ? rcu_read_lock_sched_held+0x108/0x120
[  310.942818]  __do_softirq+0x30b/0xad8
[  310.946640]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  310.951770]  ? trace_hardirqs_off_caller+0x300/0x300
[  310.956871]  ? trace_hardirqs_on+0x310/0x310
[  310.961289]  ? schedule+0x108/0x460
[  310.964919]  ? __schedule+0x1ed0/0x1ed0
[  310.968899]  ? trace_hardirqs_off+0xb8/0x300
[  310.973310]  ? ___might_sleep+0x1ed/0x300
[  310.977456]  ? smpboot_thread_fn+0x68b/0xa00
[  310.981866]  ? trace_hardirqs_on+0x310/0x310
[  310.986276]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.991812]  ? check_preemption_disabled+0x48/0x200
[  310.996825]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.002364]  ? takeover_tasklets+0xa90/0xa90
[  311.006778]  run_ksoftirqd+0x94/0x100
[  311.010576]  smpboot_thread_fn+0x68b/0xa00
[  311.014824]  ? sort_range+0x30/0x30
[  311.018454]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  311.023555]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.029092]  ? __kthread_parkme+0xfb/0x1a0
[  311.033332]  kthread+0x35a/0x420
[  311.036731]  ? sort_range+0x30/0x30
[  311.040355]  ? kthread_bind+0x40/0x40
[  311.044162]  ret_from_fork+0x3a/0x50
[  311.047896] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  311.047976] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  311.055166] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  311.055172] Call Trace:
[  311.055178]  <IRQ>
[  311.055196]  dump_stack+0x1c4/0x2b4
[  311.055212]  ? dump_stack_print_info.cold.2+0x52/0x52
[  311.061738] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  311.071041]  warn_alloc.cold.118+0xb7/0x1bd
[  311.073599] ksoftirqd/1 cpuset=
[  311.075742]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  311.079342] /
[  311.084524]  ? lock_downgrade+0x900/0x900
[  311.094811]  mems_allowed=0
[  311.099124]  ? trace_hardirqs_off+0xb8/0x300
[  311.120344]  ? trace_hardirqs_off+0xb8/0x300
[  311.124765]  __alloc_pages_slowpath+0x2667/0x2d80
[  311.129646]  ? warn_alloc+0x120/0x120
[  311.133455]  ? trace_hardirqs_on+0x310/0x310
[  311.137863]  ? warn_alloc+0x120/0x120
[  311.141672]  ? print_usage_bug+0xc0/0xc0
[  311.145734]  ? warn_alloc+0x120/0x120
[  311.149533]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  311.154551]  ? print_usage_bug+0xc0/0xc0
[  311.158623]  ? __lock_acquire+0x7ec/0x4ec0
[  311.162863]  ? __lock_acquire+0x7ec/0x4ec0
[  311.167098]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.172639]  ? should_fail+0x22d/0xd01
[  311.176536]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  311.181639]  ? __lock_acquire+0x7ec/0x4ec0
[  311.185880]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  311.190980]  ? __lock_acquire+0x7ec/0x4ec0
[  311.195210]  ? should_fail+0x22d/0xd01
[  311.199100]  ? print_usage_bug+0xc0/0xc0
[  311.203172]  ? mark_held_locks+0x130/0x130
[  311.207411]  ? mark_held_locks+0x130/0x130
[  311.211662]  ? graph_lock+0x170/0x170
[  311.215464]  ? print_usage_bug+0xc0/0xc0
[  311.219524]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  311.224281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.229816]  ? check_preemption_disabled+0x48/0x200
[  311.234829]  ? check_preemption_disabled+0x48/0x200
[  311.239858]  ? __lock_is_held+0xb5/0x140
[  311.243935]  __alloc_pages_nodemask+0xa80/0xde0
[  311.248611]  ? graph_lock+0x170/0x170
[  311.252419]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  311.257430]  ? graph_lock+0x170/0x170
[  311.261245]  ? find_held_lock+0x36/0x1c0
[  311.265326]  ? ____cache_alloc_node+0x1c7/0x1e0
[  311.269993]  ? lock_downgrade+0x900/0x900
[  311.274151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.279694]  cache_grow_begin+0x91/0x8c0
[  311.283754]  ? do_raw_spin_unlock+0xa7/0x2f0
[  311.288181]  fallback_alloc+0x203/0x2e0
[  311.292162]  ____cache_alloc_node+0x1c7/0x1e0
[  311.296674]  kmem_cache_alloc_node+0xe3/0x730
[  311.301171]  ? ipv6_get_ifaddr+0x42e/0x620
[  311.305421]  __alloc_skb+0x119/0x770
[  311.309135]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  311.314417]  ? skb_scrub_packet+0x490/0x490
[  311.318747]  ? lock_downgrade+0x900/0x900
[  311.322902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.328474]  ? refcount_sub_and_test_checked+0x203/0x310
[  311.333928]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  311.339789]  ? addrconf_rs_timer+0x6f0/0x6f0
[  311.344211]  ndisc_alloc_skb+0x144/0x340
[  311.348295]  ndisc_send_rs+0x331/0x6e0
[  311.352188]  addrconf_rs_timer+0x3c0/0x6f0
[  311.356429]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.360681]  call_timer_fn+0x272/0x920
[  311.364567]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.368813]  ? process_timeout+0x40/0x40
[  311.372870]  ? find_held_lock+0x36/0x1c0
[  311.376940]  ? __run_timers+0x7da/0xc70
[  311.380918]  ? _raw_spin_unlock_irq+0x27/0x80
[  311.385412]  ? _raw_spin_unlock_irq+0x27/0x80
[  311.389905]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.394139]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  311.398723]  ? trace_hardirqs_on+0xbd/0x310
[  311.403043]  ? kasan_check_read+0x11/0x20
[  311.407194]  ? __run_timers+0x7da/0xc70
[  311.411172]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  311.416635]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.420883]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.425114]  __run_timers+0x7e5/0xc70
[  311.428931]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  311.434296]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  311.439312]  ? graph_lock+0x170/0x170
[  311.443118]  ? enqueue_hrtimer+0x1a5/0x560
[  311.447350]  ? lock_release+0x970/0x970
[  311.451326]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  311.456525]  ? find_held_lock+0x36/0x1c0
[  311.460603]  ? graph_lock+0x170/0x170
[  311.464409]  ? pvclock_read_flags+0x160/0x160
[  311.468905]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.474442]  ? check_preemption_disabled+0x48/0x200
[  311.479471]  ? __lock_is_held+0xb5/0x140
[  311.483534]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.489069]  ? check_preemption_disabled+0x48/0x200
[  311.494093]  run_timer_softirq+0x52/0xb0
[  311.498154]  ? rcu_read_lock_sched_held+0x108/0x120
[  311.503176]  __do_softirq+0x30b/0xad8
[  311.506988]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  311.512099]  ? pvclock_read_flags+0x160/0x160
[  311.516603]  ? lapic_next_event+0x5a/0x90
[  311.520752]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.526286]  ? check_preemption_disabled+0x48/0x200
[  311.531301]  ? check_preemption_disabled+0x48/0x200
[  311.536326]  ? kvm_clock_read+0x18/0x30
[  311.540300]  ? kvm_sched_clock_read+0x9/0x20
[  311.544711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.550246]  ? check_preemption_disabled+0x48/0x200
[  311.555273]  irq_exit+0x17f/0x1c0
[  311.558730]  smp_apic_timer_interrupt+0x1cb/0x760
[  311.563574]  ? smp_reschedule_interrupt+0x109/0x650
[  311.568604]  ? smp_call_function_single_interrupt+0x650/0x650
[  311.574491]  ? interrupt_entry+0xb5/0xf0
[  311.578553]  ? trace_hardirqs_off_caller+0xbb/0x300
[  311.583569]  ? trace_hardirqs_off_caller+0xbb/0x300
[  311.588601]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  311.593449]  ? trace_hardirqs_off+0x300/0x300
[  311.597948]  ? trace_hardirqs_off+0x300/0x300
[  311.602443]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.607979]  ? check_preemption_disabled+0x48/0x200
[  311.612997]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.618546]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  311.623401]  apic_timer_interrupt+0xf/0x20
[  311.627632]  </IRQ>
[  311.629879] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  311.634810] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  311.653712] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  311.661420] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  311.668687] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  311.675954] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  311.683223] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  311.690488] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  311.697799]  skb_clone+0x1bb/0x500
[  311.701339]  ? finish_task_switch+0x1b5/0x900
[  311.705833]  ? skb_split+0x11e0/0x11e0
[  311.709721]  ? preempt_notifier_register+0x200/0x200
[  311.714824]  ? __switch_to_asm+0x34/0x70
[  311.718886]  ? __switch_to_asm+0x34/0x70
[  311.722945]  ? __switch_to_asm+0x40/0x70
[  311.727005]  ? __switch_to_asm+0x34/0x70
[  311.731063]  ? __switch_to_asm+0x40/0x70
[  311.735124]  ? __switch_to_asm+0x34/0x70
[  311.739186]  ? __switch_to_asm+0x40/0x70
[  311.743293]  ? __switch_to_asm+0x34/0x70
[  311.747354]  ? __switch_to_asm+0x34/0x70
[  311.751416]  ? __switch_to_asm+0x40/0x70
[  311.755473]  ? __switch_to_asm+0x34/0x70
[  311.759545]  bpf_clone_redirect+0xb9/0x490
[  311.763785]  ? __schedule+0x874/0x1ed0
[  311.767685]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  311.772705]  ? __sched_text_start+0x8/0x8
[  311.776858]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  311.781633]  ? find_held_lock+0x36/0x1c0
[  311.785709]  ? lock_acquire+0x1ed/0x520
[  311.789681]  ? bpf_test_run+0x32e/0x5a0
[  311.793662]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.799203]  ? check_preemption_disabled+0x48/0x200
[  311.804225]  ? kasan_check_read+0x11/0x20
[  311.808374]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  311.813665]  ? rcu_bh_qs+0xc0/0xc0
[  311.817212]  ? preempt_schedule+0x4d/0x60
[  311.821360]  ? ___preempt_schedule+0x16/0x18
[  311.825778]  ? bpf_test_run+0x1c0/0x5a0
[  311.829762]  ? netlink_diag_dump+0x2a0/0x2a0
[  311.834176]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.839717]  ? bpf_test_init.isra.9+0x70/0x100
[  311.844307]  ? bpf_prog_test_run_skb+0x634/0xb40
[  311.849068]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  311.853911]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  311.859464]  ? fput+0x130/0x1a0
[  311.862769]  ? __bpf_prog_get+0x9b/0x290
[  311.866836]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  311.871679]  ? bpf_prog_test_run+0x130/0x1a0
[  311.876094]  ? __x64_sys_bpf+0x3d8/0x510
[  311.880157]  ? bpf_prog_get+0x20/0x20
[  311.883964]  ? ksys_ioctl+0x81/0xd0
[  311.887628]  ? do_syscall_64+0x1b9/0x820
[  311.891696]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  311.897065]  ? syscall_return_slowpath+0x5e0/0x5e0
[  311.902001]  ? trace_hardirqs_off+0x300/0x300
[  311.906501]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  311.911520]  ? recalc_sigpending_tsk+0x180/0x180
[  311.916276]  ? kasan_check_write+0x14/0x20
[  311.920519]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  311.925372]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  311.930753] warn_alloc_show_mem: 1 callbacks suppressed
[  311.930765] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  311.930767] Mem-Info:
[  311.930799] active_anon:49480 inactive_anon:371 isolated_anon:0
[  311.930799]  active_file:14 inactive_file:18 isolated_file:1
[  311.930799]  unevictable:0 dirty:0 writeback:0 unstable:0
[  311.930799]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  311.930799]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  311.930799]  free:13768 free_pcp:583 free_cma:0
[  311.936135] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  311.942976] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  311.945374] Call Trace:
[  311.978248] Node 0 
[  311.987615]  dump_stack+0x1c4/0x2b4
[  312.015286] 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
[  312.017847]  ? dump_stack_print_info.cold.2+0x52/0x52
[  312.020046] lowmem_reserve[]: 0
[  312.023685]  warn_alloc.cold.118+0xb7/0x1bd
[  312.049148]  2815 6318
[  312.054346]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  312.057624]  6318
[  312.061981]  ? lock_downgrade+0x900/0x900
[  312.064450] Node 0 
[  312.069292]  ? trace_hardirqs_off+0xb8/0x300
[  312.071351] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  312.075471]  ? trace_hardirqs_off+0xb8/0x300
[  312.077680] lowmem_reserve[]:
[  312.082088]  __alloc_pages_slowpath+0x2667/0x2d80
[  312.108942]  0 0
[  312.113382]  ? warn_alloc+0x120/0x120
[  312.116433]  3503
[  312.121277]  ? warn_alloc+0x120/0x120
[  312.123228]  3503
[  312.127020]  ? print_usage_bug+0xc0/0xc0
[  312.132865]  ? warn_alloc+0x120/0x120
[  312.134904] Node 0 
[  312.138957]  ? print_usage_bug+0xc0/0xc0
[  312.142759] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  312.144962]  ? __lock_acquire+0x7ec/0x4ec0
[  312.148997] lowmem_reserve[]:
[  312.177454]  ? __lock_acquire+0x7ec/0x4ec0
[  312.181666]  0
[  312.184770]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.188978]  0
[  312.190780]  ? should_fail+0x22d/0xd01
[  312.196287]  0
[  312.198085]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  312.201937]  0
[  312.203741]  ? __lock_acquire+0x7ec/0x4ec0
[  312.208817] Node 0 
[  312.210621]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  312.214829] DMA: 
[  312.217061]  ? __lock_acquire+0x7ec/0x4ec0
[  312.222138] 1*4kB 
[  312.224196]  ? should_fail+0x22d/0xd01
[  312.228412] (U) 
[  312.230560]  ? mark_held_locks+0x130/0x130
[  312.234420] 0*8kB 
[  312.236389]  ? mark_held_locks+0x130/0x130
[  312.240607] 0*16kB 
[  312.242750]  ? graph_lock+0x170/0x170
[  312.247047] 1*32kB 
[  312.249275]  ? graph_lock+0x170/0x170
[  312.253050] (U) 
[  312.255280]  ? graph_lock+0x170/0x170
[  312.259049] 2*64kB (U) 
[  312.261030]  ? print_usage_bug+0xc0/0xc0
[  312.264807] 1*128kB 
[  312.267387]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.271415] (U) 1*256kB 
[  312.273743]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.279255] (U) 
[  312.281919]  ? check_preemption_disabled+0x48/0x200
[  312.287430] 0*512kB 
[  312.289402]  ? check_preemption_disabled+0x48/0x200
[  312.294396] 1*1024kB 
[  312.296721]  ? __lock_is_held+0xb5/0x140
[  312.301711] (U) 1*2048kB 
[  312.304129]  __alloc_pages_nodemask+0xa80/0xde0
[  312.308164] (M) 
[  312.310916]  ? graph_lock+0x170/0x170
[  312.315558] 3*4096kB (M) 
[  312.317538]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  312.321315] = 15908kB
[  312.324063]  ? graph_lock+0x170/0x170
[  312.329054] Node 0 
[  312.331465]  ? find_held_lock+0x36/0x1c0
[  312.335225] DMA32: 4*4kB 
[  312.337469]  ? ____cache_alloc_node+0x1c7/0x1e0
[  312.341499] (UM) 
[  312.344251]  ? lock_downgrade+0x900/0x900
[  312.348893] 2*8kB (M) 
[  312.350963]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.355078] 1*16kB (M) 
[  312.357580]  cache_grow_begin+0x91/0x8c0
[  312.363089] 1*32kB 
[  312.365673]  ? do_raw_spin_unlock+0xa7/0x2f0
[  312.369713] (M) 
[  312.371950]  fallback_alloc+0x203/0x2e0
[  312.376327] 3*64kB 
[  312.378297]  ____cache_alloc_node+0x1c7/0x1e0
[  312.382251] (UM) 
[  312.384483]  kmem_cache_alloc_node+0xe3/0x730
[  312.388950] 3*128kB 
[  312.391008]  ? ipv6_get_ifaddr+0x42e/0x620
[  312.395476] (M) 
[  312.397798]  __alloc_skb+0x119/0x770
[  312.402000] 2*256kB 
[  312.403976]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  312.407669] (M) 
[  312.409986]  ? skb_scrub_packet+0x490/0x490
[  312.415239] 3*512kB 
[  312.417206]  ? lock_downgrade+0x900/0x900
[  312.421505] (M) 
[  312.423872]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.427990] 4*1024kB 
[  312.429960]  ? refcount_sub_and_test_checked+0x203/0x310
[  312.435466] (UM) 
[  312.437872]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  312.443292] 3*2048kB (M) 
[  312.445358]  ? addrconf_rs_timer+0x6f0/0x6f0
[  312.450779] 3*4096kB 
[  312.453540]  ndisc_alloc_skb+0x144/0x340
[  312.457914] (M) 
[  312.460321]  ndisc_send_rs+0x331/0x6e0
[  312.464353] = 25232kB
[  312.466322]  addrconf_rs_timer+0x3c0/0x6f0
[  312.470338] Node 0 
[  312.472754]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.476958] Normal: 
[  312.479201]  call_timer_fn+0x272/0x920
[  312.483399] 1065*4kB 
[  312.485713]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.489573] (MEH) 
[  312.491997]  ? process_timeout+0x40/0x40
[  312.496207] 487*8kB 
[  312.498347]  ? find_held_lock+0x36/0x1c0
[  312.502380] (ME) 
[  312.504705]  ? __run_timers+0x7da/0xc70
[  312.508737] 153*16kB 
[  312.510795]  ? _raw_spin_unlock_irq+0x27/0x80
[  312.514741] (MEH) 
[  312.517143]  ? _raw_spin_unlock_irq+0x27/0x80
[  312.521628] 77*32kB 
[  312.523771]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.528237] (UM) 
[  312.530554]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  312.534767] 0*64kB 
[  312.536825]  ? trace_hardirqs_on+0xbd/0x310
[  312.541382] 1*128kB 
[  312.543617]  ? kasan_check_read+0x11/0x20
[  312.547912] (H) 
[  312.550229]  ? __run_timers+0x7da/0xc70
[  312.554352] 1*256kB 
[  312.556318]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  312.560267] (U) 
[  312.562586]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.568019] 1*512kB 
[  312.569991]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.574195] (U) 
[  312.576514]  __run_timers+0x7e5/0xc70
[  312.580726] 0*1024kB 
[  312.582705]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  312.586473] 0*2048kB 
[  312.588875]  ? compat_start_thread+0x80/0x80
[  312.594216] 0*4096kB 
[  312.596628]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.601005] = 13964kB
[  312.601019] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  312.603420]  ? kasan_check_write+0x14/0x20
[  312.608934] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  312.611333]  ? finish_task_switch+0x2f5/0x900
[  312.620138] 412 total pagecache pages
[  312.624372]  ? __switch_to_asm+0x40/0x70
[  312.632928] 0 pages in swap cache
[  312.637412]  ? preempt_notifier_register+0x200/0x200
[  312.641189] Swap cache stats: add 0, delete 0, find 0/0
[  312.645240]  ? __switch_to_asm+0x34/0x70
[  312.648670] Free swap  = 0kB
[  312.653762]  ? __switch_to_asm+0x40/0x70
[  312.659101] Total swap = 0kB
[  312.663160]  ? __switch_to_asm+0x34/0x70
[  312.666151] 1965979 pages RAM
[  312.670210]  ? __switch_to_asm+0x40/0x70
[  312.673206] 0 pages HighMem/MovableOnly
[  312.677259]  ? __switch_to_asm+0x34/0x70
[  312.680344] 343323 pages reserved
[  312.684397]  ? __switch_to_asm+0x40/0x70
[  312.688345] 0 pages cma reserved
[  312.692401]  ? pvclock_read_flags+0x160/0x160
[  312.695892] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  312.699878]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.703309] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  312.707708]  ? check_preemption_disabled+0x48/0x200
[  312.714176] syz-executor0 cpuset=
[  312.719709]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  312.730165] syz0
[  312.735175]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  312.735191]  ? rcu_pm_notify+0xc0/0xc0
[  312.738624]  mems_allowed=0
[  312.744160]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.763685]  ? check_preemption_disabled+0x48/0x200
[  312.768717]  run_timer_softirq+0x52/0xb0
[  312.772785]  ? rcu_read_lock_sched_held+0x108/0x120
[  312.777823]  __do_softirq+0x30b/0xad8
[  312.781643]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  312.786746]  ? trace_hardirqs_off_caller+0x300/0x300
[  312.791847]  ? trace_hardirqs_on+0x310/0x310
[  312.796267]  ? schedule+0x108/0x460
[  312.799898]  ? __schedule+0x1ed0/0x1ed0
[  312.803882]  ? trace_hardirqs_off+0xb8/0x300
[  312.808294]  ? ___might_sleep+0x1ed/0x300
[  312.812443]  ? smpboot_thread_fn+0x68b/0xa00
[  312.816852]  ? trace_hardirqs_on+0x310/0x310
[  312.821266]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.826807]  ? check_preemption_disabled+0x48/0x200
[  312.831825]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.837366]  ? takeover_tasklets+0xa90/0xa90
[  312.841777]  run_ksoftirqd+0x94/0x100
[  312.845588]  smpboot_thread_fn+0x68b/0xa00
[  312.849844]  ? sort_range+0x30/0x30
[  312.853472]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  312.858579]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.864121]  ? __kthread_parkme+0xfb/0x1a0
[  312.868370]  kthread+0x35a/0x420
[  312.871734]  ? sort_range+0x30/0x30
[  312.875358]  ? kthread_bind+0x40/0x40
[  312.879176]  ret_from_fork+0x3a/0x50
[  312.882908] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  312.882989] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  312.890219] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  312.890228] Call Trace:
[  312.896799] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  312.906045]  <IRQ>
[  312.908621] ksoftirqd/1 cpuset=
[  312.918925]  dump_stack+0x1c4/0x2b4
[  312.921052] /
[  312.924324]  ? dump_stack_print_info.cold.2+0x52/0x52
[  312.927929]  mems_allowed=0
[  312.929645]  warn_alloc.cold.118+0xb7/0x1bd
[  312.942024]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  312.946871]  ? lock_downgrade+0x900/0x900
[  312.951029]  ? trace_hardirqs_off+0xb8/0x300
[  312.955443]  ? trace_hardirqs_off+0xb8/0x300
[  312.959862]  __alloc_pages_slowpath+0x2667/0x2d80
[  312.964735]  ? warn_alloc+0x120/0x120
[  312.968541]  ? trace_hardirqs_on+0x310/0x310
[  312.972947]  ? warn_alloc+0x120/0x120
[  312.976752]  ? print_usage_bug+0xc0/0xc0
[  312.980823]  ? warn_alloc+0x120/0x120
[  312.984630]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  312.989660]  ? print_usage_bug+0xc0/0xc0
[  312.993733]  ? __lock_acquire+0x7ec/0x4ec0
[  312.997967]  ? __lock_acquire+0x7ec/0x4ec0
[  313.002207]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  313.007843]  ? should_fail+0x22d/0xd01
[  313.011738]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  313.016841]  ? __lock_acquire+0x7ec/0x4ec0
[  313.021080]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  313.026181]  ? __lock_acquire+0x7ec/0x4ec0
[  313.030413]  ? should_fail+0x22d/0xd01
[  313.034296]  ? print_usage_bug+0xc0/0xc0
[  313.038364]  ? mark_held_locks+0x130/0x130
[  313.042616]  ? mark_held_locks+0x130/0x130
[  313.046859]  ? graph_lock+0x170/0x170
[  313.050666]  ? print_usage_bug+0xc0/0xc0
[  313.054727]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  313.059482]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.065016]  ? check_preemption_disabled+0x48/0x200
[  313.070032]  ? check_preemption_disabled+0x48/0x200
[  313.075056]  ? __lock_is_held+0xb5/0x140
[  313.079124]  __alloc_pages_nodemask+0xa80/0xde0
[  313.083794]  ? graph_lock+0x170/0x170
[  313.087607]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  313.092627]  ? graph_lock+0x170/0x170
[  313.096446]  ? find_held_lock+0x36/0x1c0
[  313.100516]  ? ____cache_alloc_node+0x1c7/0x1e0
[  313.105189]  ? lock_downgrade+0x900/0x900
[  313.109352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.114896]  cache_grow_begin+0x91/0x8c0
[  313.118962]  ? do_raw_spin_unlock+0xa7/0x2f0
[  313.123379]  fallback_alloc+0x203/0x2e0
[  313.127363]  ____cache_alloc_node+0x1c7/0x1e0
[  313.131863]  kmem_cache_alloc_node+0xe3/0x730
[  313.136363]  ? ipv6_get_ifaddr+0x42e/0x620
[  313.140616]  __alloc_skb+0x119/0x770
[  313.144348]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  313.149633]  ? skb_scrub_packet+0x490/0x490
[  313.153960]  ? lock_downgrade+0x900/0x900
[  313.158119]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.163666]  ? refcount_sub_and_test_checked+0x203/0x310
[  313.169120]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  313.174575]  ? addrconf_rs_timer+0x6f0/0x6f0
[  313.179004]  ndisc_alloc_skb+0x144/0x340
[  313.183070]  ndisc_send_rs+0x331/0x6e0
[  313.186962]  addrconf_rs_timer+0x3c0/0x6f0
[  313.191206]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.195459]  call_timer_fn+0x272/0x920
[  313.199349]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.203585]  ? process_timeout+0x40/0x40
[  313.207657]  ? find_held_lock+0x36/0x1c0
[  313.211728]  ? __run_timers+0x7da/0xc70
[  313.215704]  ? _raw_spin_unlock_irq+0x27/0x80
[  313.220197]  ? _raw_spin_unlock_irq+0x27/0x80
[  313.224699]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.228934]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  313.233521]  ? trace_hardirqs_on+0xbd/0x310
[  313.237845]  ? kasan_check_read+0x11/0x20
[  313.241993]  ? __run_timers+0x7da/0xc70
[  313.245972]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  313.251428]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.255705]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.259939]  __run_timers+0x7e5/0xc70
[  313.263757]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  313.269124]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  313.274144]  ? graph_lock+0x170/0x170
[  313.277953]  ? enqueue_hrtimer+0x1a5/0x560
[  313.282187]  ? lock_release+0x970/0x970
[  313.286168]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  313.291367]  ? find_held_lock+0x36/0x1c0
[  313.295436]  ? graph_lock+0x170/0x170
[  313.299246]  ? pvclock_read_flags+0x160/0x160
[  313.303745]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.309286]  ? check_preemption_disabled+0x48/0x200
[  313.314314]  ? __lock_is_held+0xb5/0x140
[  313.318377]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.323916]  ? check_preemption_disabled+0x48/0x200
[  313.328942]  run_timer_softirq+0x52/0xb0
[  313.333005]  ? rcu_read_lock_sched_held+0x108/0x120
[  313.338025]  __do_softirq+0x30b/0xad8
[  313.342235]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  313.347349]  ? pvclock_read_flags+0x160/0x160
[  313.351850]  ? lapic_next_event+0x5a/0x90
[  313.356000]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.361534]  ? check_preemption_disabled+0x48/0x200
[  313.366550]  ? check_preemption_disabled+0x48/0x200
[  313.371583]  ? kvm_clock_read+0x18/0x30
[  313.375564]  ? kvm_sched_clock_read+0x9/0x20
[  313.379978]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.385518]  ? check_preemption_disabled+0x48/0x200
[  313.390547]  irq_exit+0x17f/0x1c0
[  313.394009]  smp_apic_timer_interrupt+0x1cb/0x760
[  313.398850]  ? smp_reschedule_interrupt+0x109/0x650
[  313.403872]  ? smp_call_function_single_interrupt+0x650/0x650
[  313.409757]  ? interrupt_entry+0xb5/0xf0
[  313.413834]  ? trace_hardirqs_off_caller+0xbb/0x300
[  313.418858]  ? trace_hardirqs_off_caller+0xbb/0x300
[  313.423876]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  313.428722]  ? trace_hardirqs_off+0x300/0x300
[  313.433870]  ? trace_hardirqs_off+0x300/0x300
[  313.438372]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  313.443907]  ? check_preemption_disabled+0x48/0x200
[  313.448941]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  313.454489]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  313.459346]  apic_timer_interrupt+0xf/0x20
[  313.463576]  </IRQ>
[  313.465823] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  313.470752] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  313.489674] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  313.497410] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  313.504700] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  313.511974] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  313.519255] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  313.526539] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  313.533861]  skb_clone+0x1bb/0x500
[  313.537403]  ? finish_task_switch+0x1b5/0x900
[  313.541901]  ? skb_split+0x11e0/0x11e0
[  313.545790]  ? preempt_notifier_register+0x200/0x200
[  313.550893]  ? __switch_to_asm+0x34/0x70
[  313.554958]  ? __switch_to_asm+0x34/0x70
[  313.559015]  ? __switch_to_asm+0x40/0x70
[  313.563077]  ? __switch_to_asm+0x34/0x70
[  313.567144]  ? __switch_to_asm+0x40/0x70
[  313.571201]  ? __switch_to_asm+0x34/0x70
[  313.575263]  ? __switch_to_asm+0x40/0x70
[  313.579320]  ? __switch_to_asm+0x34/0x70
[  313.583382]  ? __switch_to_asm+0x34/0x70
[  313.587445]  ? __switch_to_asm+0x40/0x70
[  313.591502]  ? __switch_to_asm+0x34/0x70
[  313.595579]  bpf_clone_redirect+0xb9/0x490
[  313.599824]  ? __schedule+0x874/0x1ed0
[  313.603727]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  313.608764]  ? __sched_text_start+0x8/0x8
[  313.612917]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  313.617692]  ? find_held_lock+0x36/0x1c0
[  313.621765]  ? lock_acquire+0x1ed/0x520
[  313.625737]  ? bpf_test_run+0x32e/0x5a0
[  313.629716]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.635253]  ? check_preemption_disabled+0x48/0x200
[  313.640276]  ? kasan_check_read+0x11/0x20
[  313.644425]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  313.649704]  ? rcu_bh_qs+0xc0/0xc0
[  313.653251]  ? preempt_schedule+0x4d/0x60
[  313.657399]  ? ___preempt_schedule+0x16/0x18
[  313.661816]  ? bpf_test_run+0x1c0/0x5a0
[  313.665802]  ? netlink_diag_dump+0x2a0/0x2a0
[  313.670219]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  313.675756]  ? bpf_test_init.isra.9+0x70/0x100
[  313.680346]  ? bpf_prog_test_run_skb+0x634/0xb40
[  313.685117]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  313.689964]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  313.695499]  ? fput+0x130/0x1a0
[  313.698785]  ? __bpf_prog_get+0x9b/0x290
[  313.702851]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  313.707792]  ? bpf_prog_test_run+0x130/0x1a0
[  313.712207]  ? __x64_sys_bpf+0x3d8/0x510
[  313.716266]  ? bpf_prog_get+0x20/0x20
[  313.720081]  ? ksys_ioctl+0x81/0xd0
[  313.723722]  ? do_syscall_64+0x1b9/0x820
[  313.727786]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  313.733154]  ? syscall_return_slowpath+0x5e0/0x5e0
[  313.738087]  ? trace_hardirqs_off+0x300/0x300
[  313.742587]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  313.747623]  ? recalc_sigpending_tsk+0x180/0x180
[  313.752385]  ? kasan_check_write+0x14/0x20
[  313.756632]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  313.761491]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  313.766872] warn_alloc_show_mem: 1 callbacks suppressed
[  313.766884] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  313.766886] Mem-Info:
[  313.766918] active_anon:49480 inactive_anon:371 isolated_anon:0
[  313.766918]  active_file:14 inactive_file:18 isolated_file:1
[  313.766918]  unevictable:0 dirty:0 writeback:0 unstable:0
[  313.766918]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  313.766918]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  313.766918]  free:13768 free_pcp:583 free_cma:0
[  313.772250] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  313.772259] Call Trace:
[  313.779107] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  313.781517]  dump_stack+0x1c4/0x2b4
[  313.814377] Node 0 
[  313.823735]  ? dump_stack_print_info.cold.2+0x52/0x52
[  313.826311] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  313.853964]  warn_alloc.cold.118+0xb7/0x1bd
[  313.857557] lowmem_reserve[]:
[  313.859795]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  313.864959]  0
[  313.890458]  ? lock_downgrade+0x900/0x900
[  313.894754]  2815
[  313.897858]  ? trace_hardirqs_off+0xb8/0x300
[  313.902667]  6318 6318
[  313.904476]  ? trace_hardirqs_off+0xb8/0x300
[  313.908605] Node 0 
[  313.910668]  __alloc_pages_slowpath+0x2667/0x2d80
[  313.915075] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  313.917568]  ? warn_alloc+0x120/0x120
[  313.921919] lowmem_reserve[]: 0
[  313.924164]  ? warn_alloc+0x120/0x120
[  313.928969]  0 3503
[  313.955895]  ? print_usage_bug+0xc0/0xc0
[  313.959670]  3503
[  313.962941]  ? warn_alloc+0x120/0x120
[  313.968945]  ? print_usage_bug+0xc0/0xc0
[  313.972979] Node 0 
[  313.975036]  ? __lock_acquire+0x7ec/0x4ec0
[  313.978836] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  313.982862]  ? __lock_acquire+0x7ec/0x4ec0
[  313.985067] lowmem_reserve[]: 0
[  313.989326]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.017752]  0 0
[  314.022031]  ? should_fail+0x22d/0xd01
[  314.025273]  0
[  314.030815]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  314.032766] Node 0 
[  314.036647]  ? __lock_acquire+0x7ec/0x4ec0
[  314.038427] DMA: 
[  314.043524]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  314.045737] 1*4kB 
[  314.049966]  ? __lock_acquire+0x7ec/0x4ec0
[  314.052004] (U) 
[  314.057099]  ? should_fail+0x22d/0xd01
[  314.059223] 0*8kB 
[  314.063446]  ? print_usage_bug+0xc0/0xc0
[  314.065402] 0*16kB 
[  314.069299]  ? mark_held_locks+0x130/0x130
[  314.071420] 1*32kB 
[  314.075476]  ? mark_held_locks+0x130/0x130
[  314.077685] (U) 
[  314.081916]  ? graph_lock+0x170/0x170
[  314.084125] 2*64kB 
[  314.088351]  ? print_usage_bug+0xc0/0xc0
[  314.090305] (U) 
[  314.094106]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  314.096315] 1*128kB (U) 
[  314.100380]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.102333] 1*256kB 
[  314.107079]  ? check_preemption_disabled+0x48/0x200
[  314.109725] (U) 
[  314.115270]  ? check_preemption_disabled+0x48/0x200
[  314.117574] 0*512kB 
[  314.122602]  ? __lock_is_held+0xb5/0x140
[  314.124545] 1*1024kB 
[  314.129555]  __alloc_pages_nodemask+0xa80/0xde0
[  314.131845] (U) 1*2048kB 
[  314.135909]  ? graph_lock+0x170/0x170
[  314.138296] (M) 
[  314.142958]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  314.145695] 3*4096kB 
[  314.149485]  ? graph_lock+0x170/0x170
[  314.151436] (M) 
[  314.156453]  ? find_held_lock+0x36/0x1c0
[  314.158831] = 15908kB
[  314.158839] Node 0 
[  314.162639]  ? ____cache_alloc_node+0x1c7/0x1e0
[  314.164583] DMA32: 
[  314.168644]  ? lock_downgrade+0x900/0x900
[  314.171034] 4*4kB 
[  314.173270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.177908] (UM) 
[  314.180143]  cache_grow_begin+0x91/0x8c0
[  314.184258] 2*8kB (M) 
[  314.186413]  ? do_raw_spin_unlock+0xa7/0x2f0
[  314.192004] 1*16kB (M) 
[  314.194075]  fallback_alloc+0x203/0x2e0
[  314.198102] 1*32kB (M) 
[  314.200614]  ____cache_alloc_node+0x1c7/0x1e0
[  314.204988] 3*64kB (UM) 
[  314.207579]  kmem_cache_alloc_node+0xe3/0x730
[  314.211527] 3*128kB 
[  314.214106]  ? ipv6_get_ifaddr+0x42e/0x620
[  314.218574] (M) 
[  314.221252]  __alloc_skb+0x119/0x770
[  314.225717] 2*256kB 
[  314.228038]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  314.232241] (M) 
[  314.234212]  ? skb_scrub_packet+0x490/0x490
[  314.238034] 3*512kB 
[  314.240356]  ? lock_downgrade+0x900/0x900
[  314.245612] (M) 
[  314.247589]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.251883] 4*1024kB (UM) 
[  314.254211]  ? refcount_sub_and_test_checked+0x203/0x310
[  314.258330] 3*2048kB 
[  314.260303]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  314.265811] (M) 
[  314.268650]  ? addrconf_rs_timer+0x6f0/0x6f0
[  314.274075] 3*4096kB 
[  314.276489]  ndisc_alloc_skb+0x144/0x340
[  314.281903] (M) 
[  314.283883]  ndisc_send_rs+0x331/0x6e0
[  314.288260] = 25232kB
[  314.288268] Node 0 
[  314.290676]  addrconf_rs_timer+0x3c0/0x6f0
[  314.294703] Normal: 1065*4kB 
[  314.296682]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  314.300544] (MEH) 
[  314.302962]  call_timer_fn+0x272/0x920
[  314.305160] 487*8kB (ME) 
[  314.309396]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  314.312477] 153*16kB 
[  314.316704]  ? process_timeout+0x40/0x40
[  314.318827] (MEH) 
[  314.322705]  ? find_held_lock+0x36/0x1c0
[  314.325431] 77*32kB (UM) 
[  314.329674]  ? __run_timers+0x7da/0xc70
[  314.332060] 0*64kB 
[  314.336112]  ? _raw_spin_unlock_irq+0x27/0x80
[  314.338636] 1*128kB 
[  314.342692]  ? _raw_spin_unlock_irq+0x27/0x80
[  314.345423] (H) 
[  314.349391]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  314.351611] 1*256kB 
[  314.356097]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  314.358395] (U) 
[  314.362884]  ? trace_hardirqs_on+0xbd/0x310
[  314.364837] 1*512kB 
[  314.369062]  ? kasan_check_read+0x11/0x20
[  314.371360] (U) 
[  314.375936]  ? __run_timers+0x7da/0xc70
[  314.377886] 0*1024kB 
[  314.382198]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  314.384499] 0*2048kB 
[  314.388639]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  314.390588] 0*4096kB 
[  314.394565]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  314.396948] = 13964kB
[  314.402393]  __run_timers+0x7e5/0xc70
[  314.404783] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  314.409014]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  314.411400] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  314.415639]  ? compat_start_thread+0x80/0x80
[  314.418023] 412 total pagecache pages
[  314.421838]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.430650] 0 pages in swap cache
[  314.436024]  ? kasan_check_write+0x14/0x20
[  314.444576] Swap cache stats: add 0, delete 0, find 0/0
[  314.448984]  ? finish_task_switch+0x2f5/0x900
[  314.452755] Free swap  = 0kB
[  314.458281]  ? __switch_to_asm+0x40/0x70
[  314.458300]  ? preempt_notifier_register+0x200/0x200
[  314.461729] Total swap = 0kB
[  314.465955]  ? __switch_to_asm+0x34/0x70
[  314.471498] 1965979 pages RAM
[  314.475988]  ? __switch_to_asm+0x40/0x70
[  314.478984] 0 pages HighMem/MovableOnly
[  314.483036]  ? __switch_to_asm+0x34/0x70
[  314.488108] 343323 pages reserved
[  314.488117] 0 pages cma reserved
[  314.491127]  ? __switch_to_asm+0x40/0x70
[  314.495227] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  314.498261]  ? __switch_to_asm+0x34/0x70
[  314.498276]  ? __switch_to_asm+0x40/0x70
[  314.502406] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  314.506292]  ? pvclock_read_flags+0x160/0x160
[  314.510325] syz-executor0 cpuset=
[  314.513773]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.517122] syz0
[  314.521181]  ? check_preemption_disabled+0x48/0x200
[  314.527755]  mems_allowed=0
[  314.531812]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  314.575150]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  314.580439]  ? rcu_pm_notify+0xc0/0xc0
[  314.584333]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.589869]  ? check_preemption_disabled+0x48/0x200
[  314.594896]  run_timer_softirq+0x52/0xb0
[  314.598959]  ? rcu_read_lock_sched_held+0x108/0x120
[  314.603980]  __do_softirq+0x30b/0xad8
[  314.607793]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  314.612896]  ? trace_hardirqs_off_caller+0x300/0x300
[  314.617998]  ? trace_hardirqs_on+0x310/0x310
[  314.622413]  ? schedule+0x108/0x460
[  314.626043]  ? __schedule+0x1ed0/0x1ed0
[  314.630026]  ? trace_hardirqs_off+0xb8/0x300
[  314.634436]  ? ___might_sleep+0x1ed/0x300
[  314.638581]  ? smpboot_thread_fn+0x68b/0xa00
[  314.643003]  ? trace_hardirqs_on+0x310/0x310
[  314.647428]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.652985]  ? check_preemption_disabled+0x48/0x200
[  314.658001]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.663543]  ? takeover_tasklets+0xa90/0xa90
[  314.667955]  run_ksoftirqd+0x94/0x100
[  314.671776]  smpboot_thread_fn+0x68b/0xa00
[  314.676017]  ? sort_range+0x30/0x30
[  314.679647]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  314.684751]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.690293]  ? __kthread_parkme+0xfb/0x1a0
[  314.694534]  kthread+0x35a/0x420
[  314.697898]  ? sort_range+0x30/0x30
[  314.701521]  ? kthread_bind+0x40/0x40
[  314.705326]  ret_from_fork+0x3a/0x50
[  314.709064] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  314.709143] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  314.716334] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  314.716339] Call Trace:
[  314.716346]  <IRQ>
[  314.716363]  dump_stack+0x1c4/0x2b4
[  314.716380]  ? dump_stack_print_info.cold.2+0x52/0x52
[  314.722943] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  314.732215]  warn_alloc.cold.118+0xb7/0x1bd
[  314.734771] ksoftirqd/1 cpuset=
[  314.736918]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  314.740520] /
[  314.745702]  ? lock_downgrade+0x900/0x900
[  314.755989]  mems_allowed=0
[  314.760304]  ? trace_hardirqs_off+0xb8/0x300
[  314.781538]  ? trace_hardirqs_off+0xb8/0x300
[  314.785956]  __alloc_pages_slowpath+0x2667/0x2d80
[  314.790833]  ? warn_alloc+0x120/0x120
[  314.794648]  ? trace_hardirqs_on+0x310/0x310
[  314.799064]  ? warn_alloc+0x120/0x120
[  314.802873]  ? print_usage_bug+0xc0/0xc0
[  314.806942]  ? warn_alloc+0x120/0x120
[  314.810746]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  314.815764]  ? print_usage_bug+0xc0/0xc0
[  314.819827]  ? __lock_acquire+0x7ec/0x4ec0
[  314.824064]  ? __lock_acquire+0x7ec/0x4ec0
[  314.828300]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.833840]  ? should_fail+0x22d/0xd01
[  314.837734]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  314.842835]  ? __lock_acquire+0x7ec/0x4ec0
[  314.847073]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  314.852173]  ? __lock_acquire+0x7ec/0x4ec0
[  314.856406]  ? should_fail+0x22d/0xd01
[  314.860293]  ? print_usage_bug+0xc0/0xc0
[  314.864366]  ? mark_held_locks+0x130/0x130
[  314.868610]  ? mark_held_locks+0x130/0x130
[  314.872857]  ? graph_lock+0x170/0x170
[  314.876661]  ? print_usage_bug+0xc0/0xc0
[  314.880725]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  314.885482]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.891019]  ? check_preemption_disabled+0x48/0x200
[  314.896044]  ? check_preemption_disabled+0x48/0x200
[  314.901072]  ? __lock_is_held+0xb5/0x140
[  314.905140]  __alloc_pages_nodemask+0xa80/0xde0
[  314.909812]  ? graph_lock+0x170/0x170
[  314.913624]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  314.918641]  ? graph_lock+0x170/0x170
[  314.922456]  ? find_held_lock+0x36/0x1c0
[  314.926531]  ? ____cache_alloc_node+0x1c7/0x1e0
[  314.931205]  ? lock_downgrade+0x900/0x900
[  314.935366]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.940911]  cache_grow_begin+0x91/0x8c0
[  314.944974]  ? do_raw_spin_unlock+0xa7/0x2f0
[  314.949395]  fallback_alloc+0x203/0x2e0
[  314.953379]  ____cache_alloc_node+0x1c7/0x1e0
[  314.957885]  kmem_cache_alloc_node+0xe3/0x730
[  314.962382]  ? ipv6_get_ifaddr+0x42e/0x620
[  314.966635]  __alloc_skb+0x119/0x770
[  314.970361]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  314.975640]  ? skb_scrub_packet+0x490/0x490
[  314.979969]  ? lock_downgrade+0x900/0x900
[  314.984126]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.989670]  ? refcount_sub_and_test_checked+0x203/0x310
[  314.995124]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  315.000671]  ? addrconf_rs_timer+0x6f0/0x6f0
[  315.005094]  ndisc_alloc_skb+0x144/0x340
[  315.009164]  ndisc_send_rs+0x331/0x6e0
[  315.013060]  addrconf_rs_timer+0x3c0/0x6f0
[  315.017301]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.021549]  call_timer_fn+0x272/0x920
[  315.025439]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.029685]  ? process_timeout+0x40/0x40
[  315.033743]  ? find_held_lock+0x36/0x1c0
[  315.037812]  ? __run_timers+0x7da/0xc70
[  315.041788]  ? _raw_spin_unlock_irq+0x27/0x80
[  315.046284]  ? _raw_spin_unlock_irq+0x27/0x80
[  315.050778]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.055016]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  315.059606]  ? trace_hardirqs_on+0xbd/0x310
[  315.063925]  ? kasan_check_read+0x11/0x20
[  315.068074]  ? __run_timers+0x7da/0xc70
[  315.072049]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  315.077512]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.081753]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.085988]  __run_timers+0x7e5/0xc70
[  315.089802]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  315.095171]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  315.100190]  ? graph_lock+0x170/0x170
[  315.103993]  ? enqueue_hrtimer+0x1a5/0x560
[  315.108225]  ? lock_release+0x970/0x970
[  315.112199]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  315.117395]  ? find_held_lock+0x36/0x1c0
[  315.121459]  ? graph_lock+0x170/0x170
[  315.125260]  ? pvclock_read_flags+0x160/0x160
[  315.129757]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.135292]  ? check_preemption_disabled+0x48/0x200
[  315.140324]  ? __lock_is_held+0xb5/0x140
[  315.144387]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.149921]  ? check_preemption_disabled+0x48/0x200
[  315.154945]  run_timer_softirq+0x52/0xb0
[  315.159008]  ? rcu_read_lock_sched_held+0x108/0x120
[  315.164027]  __do_softirq+0x30b/0xad8
[  315.167841]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  315.172952]  ? pvclock_read_flags+0x160/0x160
[  315.177449]  ? lapic_next_event+0x5a/0x90
[  315.181607]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.187145]  ? check_preemption_disabled+0x48/0x200
[  315.192158]  ? check_preemption_disabled+0x48/0x200
[  315.197181]  ? kvm_clock_read+0x18/0x30
[  315.201154]  ? kvm_sched_clock_read+0x9/0x20
[  315.205564]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.211109]  ? check_preemption_disabled+0x48/0x200
[  315.216137]  irq_exit+0x17f/0x1c0
[  315.219619]  smp_apic_timer_interrupt+0x1cb/0x760
[  315.224469]  ? smp_reschedule_interrupt+0x109/0x650
[  315.229487]  ? smp_call_function_single_interrupt+0x650/0x650
[  315.235373]  ? interrupt_entry+0xb5/0xf0
[  315.239438]  ? trace_hardirqs_off_caller+0xbb/0x300
[  315.244458]  ? trace_hardirqs_off_caller+0xbb/0x300
[  315.249477]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  315.254321]  ? trace_hardirqs_off+0x300/0x300
[  315.258816]  ? trace_hardirqs_off+0x300/0x300
[  315.263314]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  315.268850]  ? check_preemption_disabled+0x48/0x200
[  315.273864]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  315.279409]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  315.284263]  apic_timer_interrupt+0xf/0x20
[  315.288491]  </IRQ>
[  315.290733] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  315.295839] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  315.314740] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  315.322450] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  315.329715] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  315.336980] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  315.344651] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  315.351923] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  315.359240]  skb_clone+0x1bb/0x500
[  315.362786]  ? finish_task_switch+0x1b5/0x900
[  315.367284]  ? skb_split+0x11e0/0x11e0
[  315.371175]  ? preempt_notifier_register+0x200/0x200
[  315.376276]  ? __switch_to_asm+0x34/0x70
[  315.380366]  ? __switch_to_asm+0x34/0x70
[  315.384437]  ? __switch_to_asm+0x40/0x70
[  315.388508]  ? __switch_to_asm+0x34/0x70
[  315.392569]  ? __switch_to_asm+0x40/0x70
[  315.396635]  ? __switch_to_asm+0x34/0x70
[  315.400704]  ? __switch_to_asm+0x40/0x70
[  315.404765]  ? __switch_to_asm+0x34/0x70
[  315.408825]  ? __switch_to_asm+0x34/0x70
[  315.412886]  ? __switch_to_asm+0x40/0x70
[  315.416946]  ? __switch_to_asm+0x34/0x70
[  315.421017]  bpf_clone_redirect+0xb9/0x490
[  315.425255]  ? __schedule+0x874/0x1ed0
[  315.429151]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  315.434173]  ? __sched_text_start+0x8/0x8
[  315.438335]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  315.443101]  ? find_held_lock+0x36/0x1c0
[  315.447169]  ? lock_acquire+0x1ed/0x520
[  315.451143]  ? bpf_test_run+0x32e/0x5a0
[  315.455121]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.460667]  ? check_preemption_disabled+0x48/0x200
[  315.465696]  ? kasan_check_read+0x11/0x20
[  315.469850]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  315.475141]  ? rcu_bh_qs+0xc0/0xc0
[  315.478697]  ? preempt_schedule+0x4d/0x60
[  315.482849]  ? ___preempt_schedule+0x16/0x18
[  315.487270]  ? bpf_test_run+0x1c0/0x5a0
[  315.491258]  ? netlink_diag_dump+0x2a0/0x2a0
[  315.495677]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  315.501212]  ? bpf_test_init.isra.9+0x70/0x100
[  315.505800]  ? bpf_prog_test_run_skb+0x634/0xb40
[  315.510563]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  315.515415]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  315.520952]  ? fput+0x130/0x1a0
[  315.524233]  ? __bpf_prog_get+0x9b/0x290
[  315.528295]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  315.533134]  ? bpf_prog_test_run+0x130/0x1a0
[  315.537548]  ? __x64_sys_bpf+0x3d8/0x510
[  315.541620]  ? bpf_prog_get+0x20/0x20
[  315.545431]  ? ksys_ioctl+0x81/0xd0
[  315.549071]  ? do_syscall_64+0x1b9/0x820
[  315.553134]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  315.558506]  ? syscall_return_slowpath+0x5e0/0x5e0
[  315.563437]  ? trace_hardirqs_off+0x300/0x300
[  315.567951]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  315.572971]  ? recalc_sigpending_tsk+0x180/0x180
[  315.577728]  ? kasan_check_write+0x14/0x20
[  315.581971]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  315.586824]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  315.592206] warn_alloc_show_mem: 1 callbacks suppressed
[  315.592218] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  315.592220] Mem-Info:
[  315.592252] active_anon:49480 inactive_anon:371 isolated_anon:0
[  315.592252]  active_file:14 inactive_file:18 isolated_file:1
[  315.592252]  unevictable:0 dirty:0 writeback:0 unstable:0
[  315.592252]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  315.592252]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  315.592252]  free:13768 free_pcp:583 free_cma:0
[  315.597593] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  315.604445] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  315.606844] Call Trace:
[  315.639716] Node 0 
[  315.649074]  dump_stack+0x1c4/0x2b4
[  315.676747] 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
[  315.679308]  ? dump_stack_print_info.cold.2+0x52/0x52
[  315.681513] lowmem_reserve[]:
[  315.685144]  warn_alloc.cold.118+0xb7/0x1bd
[  315.710714]  0
[  315.715907]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  315.718983]  2815
[  315.723331]  ? lock_downgrade+0x900/0x900
[  315.725196]  6318
[  315.730039]  ? trace_hardirqs_off+0xb8/0x300
[  315.732332]  6318
[  315.736479]  ? trace_hardirqs_off+0xb8/0x300
[  315.742927]  __alloc_pages_slowpath+0x2667/0x2d80
[  315.744959] Node 0 
[  315.749391]  ? warn_alloc+0x120/0x120
[  315.754205] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  315.756417]  ? warn_alloc+0x120/0x120
[  315.760192] lowmem_reserve[]:
[  315.787092]  ? print_usage_bug+0xc0/0xc0
[  315.790863]  0
[  315.793962]  ? warn_alloc+0x120/0x120
[  315.797991]  0 3503
[  315.799796]  ? print_usage_bug+0xc0/0xc0
[  315.803564]  3503
[  315.805801]  ? __lock_acquire+0x7ec/0x4ec0
[  315.809837] Node 0 
[  315.811896]  ? __lock_acquire+0x7ec/0x4ec0
[  315.816129] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  315.818354]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  315.822559] lowmem_reserve[]:
[  315.851027]  ? should_fail+0x22d/0xd01
[  315.856531]  0 0
[  315.859639]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  315.863491]  0 0
[  315.865468]  ? __lock_acquire+0x7ec/0x4ec0
[  315.872513]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  315.876719] Node 0 
[  315.881807]  ? __lock_acquire+0x7ec/0x4ec0
[  315.881817] DMA: 
[  315.884044]  ? should_fail+0x22d/0xd01
[  315.888258] 1*4kB 
[  315.890312]  ? print_usage_bug+0xc0/0xc0
[  315.894172] (U) 
[  315.896318]  ? mark_held_locks+0x130/0x130
[  315.900350] 0*8kB 
[  315.902321]  ? mark_held_locks+0x130/0x130
[  315.906529] 0*16kB 
[  315.908680]  ? graph_lock+0x170/0x170
[  315.912881] 1*32kB (U) 
[  315.915120]  ? print_usage_bug+0xc0/0xc0
[  315.918895] 2*64kB 
[  315.921473]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  315.925506] (U) 
[  315.927740]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.932467] 1*128kB 
[  315.934436]  ? check_preemption_disabled+0x48/0x200
[  315.939946] (U) 
[  315.942264]  ? check_preemption_disabled+0x48/0x200
[  315.947258] 1*256kB 
[  315.949239]  ? __lock_is_held+0xb5/0x140
[  315.954219] (U) 
[  315.956537]  __alloc_pages_nodemask+0xa80/0xde0
[  315.960570] 0*512kB 
[  315.962540]  ? graph_lock+0x170/0x170
[  315.967183] 1*1024kB 
[  315.969499]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  315.973272] (U) 
[  315.975675]  ? graph_lock+0x170/0x170
[  315.980671] 1*2048kB 
[  315.982655]  ? find_held_lock+0x36/0x1c0
[  315.986429] (M) 
[  315.988849]  ? ____cache_alloc_node+0x1c7/0x1e0
[  315.992881] 3*4096kB 
[  315.994851]  ? lock_downgrade+0x900/0x900
[  315.999496] (M) 
[  316.001906]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.006029] = 15908kB
[  316.008007]  cache_grow_begin+0x91/0x8c0
[  316.013517] Node 0 
[  316.015922]  ? do_raw_spin_unlock+0xa7/0x2f0
[  316.019952] DMA32: 
[  316.022193]  fallback_alloc+0x203/0x2e0
[  316.026572] 4*4kB 
[  316.028804]  ____cache_alloc_node+0x1c7/0x1e0
[  316.032750] (UM) 
[  316.034895]  kmem_cache_alloc_node+0xe3/0x730
[  316.039362] 2*8kB (M) 
[  316.041430]  ? ipv6_get_ifaddr+0x42e/0x620
[  316.045892] 1*16kB (M) 
[  316.048401]  __alloc_skb+0x119/0x770
[  316.052612] 1*32kB 
[  316.055196]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  316.058880] (M) 
[  316.061110]  ? skb_scrub_packet+0x490/0x490
[  316.066363] 3*64kB 
[  316.068332]  ? lock_downgrade+0x900/0x900
[  316.072625] (UM) 
[  316.074862]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.078974] 3*128kB (M) 
[  316.081041]  ? refcount_sub_and_test_checked+0x203/0x310
[  316.086553] 2*256kB 
[  316.089217]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  316.094816] (M) 
[  316.097135]  ? addrconf_rs_timer+0x6f0/0x6f0
[  316.102558] 3*512kB 
[  316.104537]  ndisc_alloc_skb+0x144/0x340
[  316.108912] (M) 
[  316.111232]  ndisc_send_rs+0x331/0x6e0
[  316.115267] 4*1024kB 
[  316.117243]  addrconf_rs_timer+0x3c0/0x6f0
[  316.121101] (UM) 
[  316.123509]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.127713] 3*2048kB (M) 
[  316.129792]  call_timer_fn+0x272/0x920
[  316.133985] 3*4096kB (M) 
[  316.136752]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.140622] = 25232kB
[  316.143375]  ? process_timeout+0x40/0x40
[  316.147587] Node 0 
[  316.150000]  ? find_held_lock+0x36/0x1c0
[  316.154037] Normal: 
[  316.156271]  ? __run_timers+0x7da/0xc70
[  316.160301] 1065*4kB 
[  316.162626]  ? _raw_spin_unlock_irq+0x27/0x80
[  316.166575] (MEH) 
[  316.168989]  ? _raw_spin_unlock_irq+0x27/0x80
[  316.173465] 487*8kB 
[  316.175624]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.180085] (ME) 
[  316.182407]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  316.186618] 153*16kB (MEH) 
[  316.188684]  ? trace_hardirqs_on+0xbd/0x310
[  316.193236] 77*32kB (UM) 
[  316.196170]  ? kasan_check_read+0x11/0x20
[  316.200465] 0*64kB 1*128kB 
[  316.203231]  ? __run_timers+0x7da/0xc70
[  316.207436] (H) 
[  316.210367]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  316.214314] 1*256kB 
[  316.216285]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.221699] (U) 1*512kB 
[  316.224026]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.228235] (U) 
[  316.230904]  __run_timers+0x7e5/0xc70
[  316.235112] 0*1024kB 
[  316.237093]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  316.240857] 0*2048kB 
[  316.243266]  ? compat_start_thread+0x80/0x80
[  316.248610] 0*4096kB 
[  316.251014]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.255393] = 13964kB
[  316.257797]  ? kasan_check_write+0x14/0x20
[  316.263312] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  316.265714]  ? finish_task_switch+0x2f5/0x900
[  316.269925] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  316.278745]  ? __switch_to_asm+0x40/0x70
[  316.278764]  ? preempt_notifier_register+0x200/0x200
[  316.283234] 412 total pagecache pages
[  316.291803]  ? __switch_to_asm+0x34/0x70
[  316.295847] 0 pages in swap cache
[  316.300949]  ? __switch_to_asm+0x40/0x70
[  316.304724] Swap cache stats: add 0, delete 0, find 0/0
[  316.308782]  ? __switch_to_asm+0x34/0x70
[  316.312209] Free swap  = 0kB
[  316.316274]  ? __switch_to_asm+0x40/0x70
[  316.321621] Total swap = 0kB
[  316.325682]  ? __switch_to_asm+0x34/0x70
[  316.328679] 1965979 pages RAM
[  316.332742]  ? __switch_to_asm+0x40/0x70
[  316.335747] 0 pages HighMem/MovableOnly
[  316.339811]  ? pvclock_read_flags+0x160/0x160
[  316.342881] 343323 pages reserved
[  316.346941]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.350896] 0 pages cma reserved
[  316.350974] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  316.355386]  ? check_preemption_disabled+0x48/0x200
[  316.355411]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  316.355428]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  316.358917] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  316.364391]  ? rcu_pm_notify+0xc0/0xc0
[  316.367735] syz-executor0 cpuset=
[  316.374218]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.379206] syz0
[  316.384737]  ? check_preemption_disabled+0x48/0x200
[  316.389993]  mems_allowed=0
[  316.400473]  run_timer_softirq+0x52/0xb0
[  316.427222]  ? rcu_read_lock_sched_held+0x108/0x120
[  316.432245]  __do_softirq+0x30b/0xad8
[  316.436058]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  316.441172]  ? trace_hardirqs_off_caller+0x300/0x300
[  316.446275]  ? trace_hardirqs_on+0x310/0x310
[  316.450694]  ? schedule+0x108/0x460
[  316.454324]  ? __schedule+0x1ed0/0x1ed0
[  316.458303]  ? trace_hardirqs_off+0xb8/0x300
[  316.462717]  ? ___might_sleep+0x1ed/0x300
[  316.466862]  ? smpboot_thread_fn+0x68b/0xa00
[  316.471785]  ? trace_hardirqs_on+0x310/0x310
[  316.476198]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  316.481734]  ? check_preemption_disabled+0x48/0x200
[  316.486752]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.492302]  ? takeover_tasklets+0xa90/0xa90
[  316.496735]  run_ksoftirqd+0x94/0x100
[  316.500539]  smpboot_thread_fn+0x68b/0xa00
[  316.504779]  ? sort_range+0x30/0x30
[  316.508415]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  316.513524]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  316.519075]  ? __kthread_parkme+0xfb/0x1a0
[  316.523316]  kthread+0x35a/0x420
[  316.526682]  ? sort_range+0x30/0x30
[  316.530306]  ? kthread_bind+0x40/0x40
[  316.534115]  ret_from_fork+0x3a/0x50
[  316.537849] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  316.537946] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  316.545128] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  316.545133] Call Trace:
[  316.545140]  <IRQ>
[  316.545157]  dump_stack+0x1c4/0x2b4
[  316.545178]  ? dump_stack_print_info.cold.2+0x52/0x52
[  316.551712] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  316.561024]  warn_alloc.cold.118+0xb7/0x1bd
[  316.563574] ksoftirqd/1 cpuset=
[  316.565719]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  316.569318] /
[  316.574501]  ? lock_downgrade+0x900/0x900
[  316.584792]  mems_allowed=0
[  316.589112]  ? trace_hardirqs_off+0xb8/0x300
[  316.610343]  ? trace_hardirqs_off+0xb8/0x300
[  316.614766]  __alloc_pages_slowpath+0x2667/0x2d80
[  316.619669]  ? warn_alloc+0x120/0x120
[  316.623479]  ? warn_alloc+0x120/0x120
[  316.627281]  ? print_usage_bug+0xc0/0xc0
[  316.631348]  ? warn_alloc+0x120/0x120
[  316.635156]  ? print_usage_bug+0xc0/0xc0
[  316.639221]  ? __lock_acquire+0x7ec/0x4ec0
[  316.643474]  ? __lock_acquire+0x7ec/0x4ec0
[  316.647714]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  316.653252]  ? should_fail+0x22d/0xd01
[  316.657143]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  316.662251]  ? __lock_acquire+0x7ec/0x4ec0
[  316.666491]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  316.671608]  ? __lock_acquire+0x7ec/0x4ec0
[  316.675845]  ? should_fail+0x22d/0xd01
[  316.679743]  ? mark_held_locks+0x130/0x130
[  316.683988]  ? mark_held_locks+0x130/0x130
[  316.688225]  ? graph_lock+0x170/0x170
[  316.692027]  ? graph_lock+0x170/0x170
[  316.695831]  ? graph_lock+0x170/0x170
[  316.699636]  ? print_usage_bug+0xc0/0xc0
[  316.703705]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.709248]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.714793]  ? check_preemption_disabled+0x48/0x200
[  316.719817]  ? check_preemption_disabled+0x48/0x200
[  316.724859]  ? __lock_is_held+0xb5/0x140
[  316.728931]  __alloc_pages_nodemask+0xa80/0xde0
[  316.733612]  ? graph_lock+0x170/0x170
[  316.737418]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  316.742437]  ? graph_lock+0x170/0x170
[  316.746253]  ? find_held_lock+0x36/0x1c0
[  316.750328]  ? ____cache_alloc_node+0x1c7/0x1e0
[  316.754999]  ? lock_downgrade+0x900/0x900
[  316.759159]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.764702]  cache_grow_begin+0x91/0x8c0
[  316.768765]  ? do_raw_spin_unlock+0xa7/0x2f0
[  316.773180]  fallback_alloc+0x203/0x2e0
[  316.777161]  ____cache_alloc_node+0x1c7/0x1e0
[  316.781668]  kmem_cache_alloc_node+0xe3/0x730
[  316.786188]  ? ipv6_get_ifaddr+0x42e/0x620
[  316.790435]  __alloc_skb+0x119/0x770
[  316.794168]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  316.799450]  ? skb_scrub_packet+0x490/0x490
[  316.803771]  ? lock_downgrade+0x900/0x900
[  316.807929]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.813469]  ? refcount_sub_and_test_checked+0x203/0x310
[  316.818923]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  316.824376]  ? addrconf_rs_timer+0x6f0/0x6f0
[  316.828799]  ndisc_alloc_skb+0x144/0x340
[  316.832870]  ndisc_send_rs+0x331/0x6e0
[  316.836766]  addrconf_rs_timer+0x3c0/0x6f0
[  316.841010]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.845263]  call_timer_fn+0x272/0x920
[  316.849327]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.853565]  ? process_timeout+0x40/0x40
[  316.857632]  ? find_held_lock+0x36/0x1c0
[  316.861711]  ? __run_timers+0x7da/0xc70
[  316.865697]  ? _raw_spin_unlock_irq+0x27/0x80
[  316.870189]  ? _raw_spin_unlock_irq+0x27/0x80
[  316.874685]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.878927]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  316.883513]  ? trace_hardirqs_on+0xbd/0x310
[  316.887833]  ? kasan_check_read+0x11/0x20
[  316.891984]  ? __run_timers+0x7da/0xc70
[  316.895965]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  316.901428]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.905677]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.909919]  __run_timers+0x7e5/0xc70
[  316.913746]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  316.919112]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  316.924130]  ? graph_lock+0x170/0x170
[  316.927935]  ? enqueue_hrtimer+0x1a5/0x560
[  316.932170]  ? lock_release+0x970/0x970
[  316.936148]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  316.941349]  ? find_held_lock+0x36/0x1c0
[  316.945420]  ? graph_lock+0x170/0x170
[  316.949222]  ? pvclock_read_flags+0x160/0x160
[  316.953720]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.959273]  ? check_preemption_disabled+0x48/0x200
[  316.964301]  ? __lock_is_held+0xb5/0x140
[  316.968364]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.976261]  ? check_preemption_disabled+0x48/0x200
[  316.981291]  run_timer_softirq+0x52/0xb0
[  316.985356]  ? rcu_read_lock_sched_held+0x108/0x120
[  316.990375]  __do_softirq+0x30b/0xad8
[  316.994190]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  316.999305]  ? pvclock_read_flags+0x160/0x160
[  317.003804]  ? lapic_next_event+0x5a/0x90
[  317.007954]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.013494]  ? check_preemption_disabled+0x48/0x200
[  317.018537]  ? check_preemption_disabled+0x48/0x200
[  317.023560]  ? kvm_clock_read+0x18/0x30
[  317.027533]  ? kvm_sched_clock_read+0x9/0x20
[  317.031943]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.037498]  ? check_preemption_disabled+0x48/0x200
[  317.042545]  irq_exit+0x17f/0x1c0
[  317.046008]  smp_apic_timer_interrupt+0x1cb/0x760
[  317.050850]  ? smp_reschedule_interrupt+0x109/0x650
[  317.055879]  ? smp_call_function_single_interrupt+0x650/0x650
[  317.061770]  ? interrupt_entry+0xb5/0xf0
[  317.065840]  ? trace_hardirqs_off_caller+0xbb/0x300
[  317.070865]  ? trace_hardirqs_off_caller+0xbb/0x300
[  317.075895]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  317.080740]  ? trace_hardirqs_off+0x300/0x300
[  317.085283]  ? trace_hardirqs_off+0x300/0x300
[  317.089781]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  317.095320]  ? check_preemption_disabled+0x48/0x200
[  317.100341]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  317.105911]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  317.110768]  apic_timer_interrupt+0xf/0x20
[  317.114997]  </IRQ>
[  317.117242] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  317.122176] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  317.141109] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  317.148824] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  317.156100] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  317.163370] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  317.170636] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  317.177909] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  317.185226]  skb_clone+0x1bb/0x500
[  317.188769]  ? finish_task_switch+0x1b5/0x900
[  317.193269]  ? skb_split+0x11e0/0x11e0
[  317.197156]  ? preempt_notifier_register+0x200/0x200
[  317.202260]  ? __switch_to_asm+0x34/0x70
[  317.206319]  ? __switch_to_asm+0x34/0x70
[  317.210376]  ? __switch_to_asm+0x40/0x70
[  317.214450]  ? __switch_to_asm+0x34/0x70
[  317.218510]  ? __switch_to_asm+0x40/0x70
[  317.222571]  ? __switch_to_asm+0x34/0x70
[  317.226640]  ? __switch_to_asm+0x40/0x70
[  317.230706]  ? __switch_to_asm+0x34/0x70
[  317.234770]  ? __switch_to_asm+0x34/0x70
[  317.238830]  ? __switch_to_asm+0x40/0x70
[  317.242892]  ? __switch_to_asm+0x34/0x70
[  317.246968]  bpf_clone_redirect+0xb9/0x490
[  317.251207]  ? __schedule+0x874/0x1ed0
[  317.255104]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  317.260127]  ? __sched_text_start+0x8/0x8
[  317.264278]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  317.269061]  ? find_held_lock+0x36/0x1c0
[  317.273134]  ? lock_acquire+0x1ed/0x520
[  317.277114]  ? bpf_test_run+0x32e/0x5a0
[  317.281092]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.286642]  ? check_preemption_disabled+0x48/0x200
[  317.291674]  ? kasan_check_read+0x11/0x20
[  317.295827]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  317.301108]  ? rcu_bh_qs+0xc0/0xc0
[  317.304653]  ? preempt_schedule+0x4d/0x60
[  317.308812]  ? ___preempt_schedule+0x16/0x18
[  317.313240]  ? bpf_test_run+0x1c0/0x5a0
[  317.317230]  ? netlink_diag_dump+0x2a0/0x2a0
[  317.321669]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  317.327216]  ? bpf_test_init.isra.9+0x70/0x100
[  317.331804]  ? bpf_prog_test_run_skb+0x634/0xb40
[  317.336570]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  317.341880]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  317.347437]  ? fput+0x130/0x1a0
[  317.350719]  ? __bpf_prog_get+0x9b/0x290
[  317.354784]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  317.359632]  ? bpf_prog_test_run+0x130/0x1a0
[  317.364053]  ? __x64_sys_bpf+0x3d8/0x510
[  317.368114]  ? bpf_prog_get+0x20/0x20
[  317.371927]  ? ksys_ioctl+0x81/0xd0
[  317.375567]  ? do_syscall_64+0x1b9/0x820
[  317.379636]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  317.385028]  ? syscall_return_slowpath+0x5e0/0x5e0
[  317.389963]  ? trace_hardirqs_off+0x300/0x300
[  317.394459]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  317.399473]  ? recalc_sigpending_tsk+0x180/0x180
[  317.404229]  ? kasan_check_write+0x14/0x20
[  317.408470]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  317.413327]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  317.418705] warn_alloc_show_mem: 1 callbacks suppressed
[  317.418717] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  317.418719] Mem-Info:
[  317.418752] active_anon:49480 inactive_anon:371 isolated_anon:0
[  317.418752]  active_file:14 inactive_file:18 isolated_file:1
[  317.418752]  unevictable:0 dirty:0 writeback:0 unstable:0
[  317.418752]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  317.418752]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  317.418752]  free:13768 free_pcp:583 free_cma:0
[  317.424093] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  317.430937] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  317.433337] Call Trace:
[  317.466206] Node 0 
[  317.475563]  dump_stack+0x1c4/0x2b4
[  317.503245] 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
[  317.505812]  ? dump_stack_print_info.cold.2+0x52/0x52
[  317.508008] lowmem_reserve[]: 0
[  317.511658]  warn_alloc.cold.118+0xb7/0x1bd
[  317.537134]  2815 6318
[  317.542361]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  317.545611]  6318
[  317.549927]  ? lock_downgrade+0x900/0x900
[  317.557236]  ? trace_hardirqs_off+0xb8/0x300
[  317.559273] Node 0 
[  317.563414]  ? trace_hardirqs_off+0xb8/0x300
[  317.567819] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  317.570031]  __alloc_pages_slowpath+0x2667/0x2d80
[  317.574408] lowmem_reserve[]:
[  317.601335]  ? warn_alloc+0x120/0x120
[  317.606129]  0
[  317.609229]  ? warn_alloc+0x120/0x120
[  317.613001]  0
[  317.614802]  ? print_usage_bug+0xc0/0xc0
[  317.618576]  3503
[  317.620379]  ? warn_alloc+0x120/0x120
[  317.624419]  3503
[  317.626485]  ? print_usage_bug+0xc0/0xc0
[  317.630264] Node 0 
[  317.632323]  ? __lock_acquire+0x7ec/0x4ec0
[  317.636391] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  317.638606]  ? __lock_acquire+0x7ec/0x4ec0
[  317.642812] lowmem_reserve[]: 0
[  317.671306]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  317.675514]  0
[  317.678791]  ? should_fail+0x22d/0xd01
[  317.684299]  0 0
[  317.686117]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  317.689970] Node 0 
[  317.691944]  ? __lock_acquire+0x7ec/0x4ec0
[  317.697023] DMA: 1*4kB 
[  317.699290]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  317.703499] (U) 
[  317.706091]  ? __lock_acquire+0x7ec/0x4ec0
[  317.711162] 0*8kB 0*16kB 
[  317.713149]  ? should_fail+0x22d/0xd01
[  317.717374] 1*32kB 
[  317.720140]  ? mark_held_locks+0x130/0x130
[  317.723992] (U) 
[  317.726230]  ? mark_held_locks+0x130/0x130
[  317.730436] 2*64kB 
[  317.732408]  ? graph_lock+0x170/0x170
[  317.736620] (U) 
[  317.738855]  ? graph_lock+0x170/0x170
[  317.742635] 1*128kB 
[  317.744618]  ? graph_lock+0x170/0x170
[  317.748392] (U) 
[  317.750711]  ? print_usage_bug+0xc0/0xc0
[  317.754485] 1*256kB 
[  317.756455]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.756472]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.760510] (U) 
[  317.762830]  ? check_preemption_disabled+0x48/0x200
[  317.768344] 0*512kB 
[  317.773877]  ? check_preemption_disabled+0x48/0x200
[  317.775825] 1*1024kB 
[  317.780844]  ? __lock_is_held+0xb5/0x140
[  317.783133] (U) 
[  317.788161]  __alloc_pages_nodemask+0xa80/0xde0
[  317.790536] 1*2048kB (M) 
[  317.794615]  ? graph_lock+0x170/0x170
[  317.796567] 3*4096kB 
[  317.801238]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  317.803970] (M) 
[  317.807770]  ? graph_lock+0x170/0x170
[  317.810151] = 15908kB
[  317.810167] Node 0 
[  317.815193]  ? find_held_lock+0x36/0x1c0
[  317.817139] DMA32: 
[  317.820945]  ? ____cache_alloc_node+0x1c7/0x1e0
[  317.823324] 4*4kB 
[  317.825554]  ? lock_downgrade+0x900/0x900
[  317.829591] (UM) 
[  317.831838]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.836477] 2*8kB 
[  317.838636]  cache_grow_begin+0x91/0x8c0
[  317.842752] (M) 
[  317.844816]  ? do_raw_spin_unlock+0xa7/0x2f0
[  317.850321] 1*16kB (M) 
[  317.852488]  fallback_alloc+0x203/0x2e0
[  317.856511] 1*32kB (M) 
[  317.858502]  ____cache_alloc_node+0x1c7/0x1e0
[  317.862871] 3*64kB (UM) 
[  317.865470]  kmem_cache_alloc_node+0xe3/0x730
[  317.869406] 3*128kB (M) 
[  317.872001]  ? ipv6_get_ifaddr+0x42e/0x620
[  317.876470] 2*256kB 
[  317.879146]  __alloc_skb+0x119/0x770
[  317.883616] (M) 
[  317.886294]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  317.890505] 3*512kB 
[  317.892839]  ? skb_scrub_packet+0x490/0x490
[  317.896519] (M) 
[  317.898491]  ? lock_downgrade+0x900/0x900
[  317.903749] 4*1024kB (UM) 
[  317.906091]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.910378] 3*2048kB 
[  317.912354]  ? refcount_sub_and_test_checked+0x203/0x310
[  317.916473] (M) 
[  317.919317]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  317.924827] 3*4096kB (M) 
[  317.927248]  ? addrconf_rs_timer+0x6f0/0x6f0
[  317.932672] = 25232kB
[  317.932682] Node 0 
[  317.934671]  ndisc_alloc_skb+0x144/0x340
[  317.940083] Normal: 1065*4kB 
[  317.942866]  ndisc_send_rs+0x331/0x6e0
[  317.947245] (MEH) 
[  317.949659]  addrconf_rs_timer+0x3c0/0x6f0
[  317.951866] 487*8kB 
[  317.955929]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  317.959007] (ME) 
[  317.962904]  call_timer_fn+0x272/0x920
[  317.965018] 153*16kB 
[  317.969248]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  317.971545] (MEH) 
[  317.975780]  ? process_timeout+0x40/0x40
[  317.977814] 77*32kB 
[  317.981697]  ? find_held_lock+0x36/0x1c0
[  317.981723]  ? __run_timers+0x7da/0xc70
[  317.984103] (UM) 
[  317.988428]  ? _raw_spin_unlock_irq+0x27/0x80
[  317.990556] 0*64kB 
[  317.994626]  ? _raw_spin_unlock_irq+0x27/0x80
[  317.996926] 1*128kB 
[  318.000984]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.004922] (H) 1*256kB 
[  318.006995]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  318.011454] (U) 1*512kB 
[  318.013700]  ? trace_hardirqs_on+0xbd/0x310
[  318.018172] (U) 
[  318.020499]  ? kasan_check_read+0x11/0x20
[  318.024710] 0*1024kB 
[  318.027381]  ? __run_timers+0x7da/0xc70
[  318.031946] 0*2048kB 0*4096kB 
[  318.034668]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  318.038970] = 13964kB
[  318.038985] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  318.040956]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.045076] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  318.045085] 412 total pagecache pages
[  318.047499]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.051447] 0 pages in swap cache
[  318.054638]  __run_timers+0x7e5/0xc70
[  318.060064] Swap cache stats: add 0, delete 0, find 0/0
[  318.062478]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  318.071271] Free swap  = 0kB
[  318.071280] Total swap = 0kB
[  318.075514]  ? compat_start_thread+0x80/0x80
[  318.084068] 1965979 pages RAM
[  318.087878]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.092082] 0 pages HighMem/MovableOnly
[  318.092091] 343323 pages reserved
[  318.095546]  ? kasan_check_write+0x14/0x20
[  318.099314] 0 pages cma reserved
[  318.099395] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  318.104683]  ? finish_task_switch+0x2f5/0x900
[  318.104697]  ? __switch_to_asm+0x40/0x70
[  318.104716]  ? preempt_notifier_register+0x200/0x200
[  318.110126] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  318.113080]  ? __switch_to_asm+0x34/0x70
[  318.116072] syz-executor0 cpuset=
[  318.120484]  ? __switch_to_asm+0x40/0x70
[  318.123563] syz0
[  318.129103]  ? __switch_to_asm+0x34/0x70
[  318.133052]  mems_allowed=0
[  318.136503]  ? __switch_to_asm+0x40/0x70
[  318.199149]  ? __switch_to_asm+0x34/0x70
[  318.203219]  ? __switch_to_asm+0x40/0x70
[  318.207292]  ? pvclock_read_flags+0x160/0x160
[  318.211792]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.217333]  ? check_preemption_disabled+0x48/0x200
[  318.222364]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  318.227917]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  318.233206]  ? rcu_pm_notify+0xc0/0xc0
[  318.237098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.242645]  ? check_preemption_disabled+0x48/0x200
[  318.247672]  run_timer_softirq+0x52/0xb0
[  318.251741]  ? rcu_read_lock_sched_held+0x108/0x120
[  318.256764]  __do_softirq+0x30b/0xad8
[  318.260579]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  318.265691]  ? trace_hardirqs_off_caller+0x300/0x300
[  318.270798]  ? trace_hardirqs_on+0x310/0x310
[  318.275214]  ? schedule+0x108/0x460
[  318.278847]  ? __schedule+0x1ed0/0x1ed0
[  318.282838]  ? trace_hardirqs_off+0xb8/0x300
[  318.287270]  ? ___might_sleep+0x1ed/0x300
[  318.291422]  ? smpboot_thread_fn+0x68b/0xa00
[  318.295835]  ? trace_hardirqs_on+0x310/0x310
[  318.300257]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  318.305803]  ? check_preemption_disabled+0x48/0x200
[  318.310824]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.316373]  ? takeover_tasklets+0xa90/0xa90
[  318.320797]  run_ksoftirqd+0x94/0x100
[  318.324611]  smpboot_thread_fn+0x68b/0xa00
[  318.328860]  ? sort_range+0x30/0x30
[  318.332493]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  318.337616]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  318.343176]  ? __kthread_parkme+0xfb/0x1a0
[  318.347425]  kthread+0x35a/0x420
[  318.350795]  ? sort_range+0x30/0x30
[  318.354429]  ? kthread_bind+0x40/0x40
[  318.358238]  ret_from_fork+0x3a/0x50
[  318.361979] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  318.362061] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  318.369253] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  318.369259] Call Trace:
[  318.369265]  <IRQ>
[  318.369286]  dump_stack+0x1c4/0x2b4
[  318.369306]  ? dump_stack_print_info.cold.2+0x52/0x52
[  318.375892] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  318.385159]  warn_alloc.cold.118+0xb7/0x1bd
[  318.387719] ksoftirqd/1 cpuset=
[  318.389865]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  318.393466] /
[  318.398663]  ? lock_downgrade+0x900/0x900
[  318.408958]  mems_allowed=0
[  318.413286]  ? trace_hardirqs_off+0xb8/0x300
[  318.434519]  ? trace_hardirqs_off+0xb8/0x300
[  318.438944]  __alloc_pages_slowpath+0x2667/0x2d80
[  318.443824]  ? warn_alloc+0x120/0x120
[  318.447639]  ? warn_alloc+0x120/0x120
[  318.451449]  ? print_usage_bug+0xc0/0xc0
[  318.455512]  ? warn_alloc+0x120/0x120
[  318.459319]  ? print_usage_bug+0xc0/0xc0
[  318.463395]  ? __lock_acquire+0x7ec/0x4ec0
[  318.467644]  ? __lock_acquire+0x7ec/0x4ec0
[  318.472326]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  318.477870]  ? should_fail+0x22d/0xd01
[  318.481770]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  318.486885]  ? __lock_acquire+0x7ec/0x4ec0
[  318.491137]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  318.496243]  ? __lock_acquire+0x7ec/0x4ec0
[  318.500483]  ? should_fail+0x22d/0xd01
[  318.504386]  ? mark_held_locks+0x130/0x130
[  318.508641]  ? mark_held_locks+0x130/0x130
[  318.512893]  ? graph_lock+0x170/0x170
[  318.516705]  ? graph_lock+0x170/0x170
[  318.520513]  ? graph_lock+0x170/0x170
[  318.524314]  ? print_usage_bug+0xc0/0xc0
[  318.528381]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.533927]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.539480]  ? check_preemption_disabled+0x48/0x200
[  318.544503]  ? check_preemption_disabled+0x48/0x200
[  318.549540]  ? __lock_is_held+0xb5/0x140
[  318.553620]  __alloc_pages_nodemask+0xa80/0xde0
[  318.558298]  ? graph_lock+0x170/0x170
[  318.562106]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  318.567124]  ? graph_lock+0x170/0x170
[  318.570939]  ? find_held_lock+0x36/0x1c0
[  318.575018]  ? ____cache_alloc_node+0x1c7/0x1e0
[  318.579692]  ? lock_downgrade+0x900/0x900
[  318.583850]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.589401]  cache_grow_begin+0x91/0x8c0
[  318.593471]  ? do_raw_spin_unlock+0xa7/0x2f0
[  318.597892]  fallback_alloc+0x203/0x2e0
[  318.601874]  ____cache_alloc_node+0x1c7/0x1e0
[  318.606376]  kmem_cache_alloc_node+0xe3/0x730
[  318.610876]  ? ipv6_get_ifaddr+0x42e/0x620
[  318.615125]  __alloc_skb+0x119/0x770
[  318.618843]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  318.624132]  ? skb_scrub_packet+0x490/0x490
[  318.628458]  ? lock_downgrade+0x900/0x900
[  318.632629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.638182]  ? refcount_sub_and_test_checked+0x203/0x310
[  318.643644]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  318.649109]  ? addrconf_rs_timer+0x6f0/0x6f0
[  318.653537]  ndisc_alloc_skb+0x144/0x340
[  318.657619]  ndisc_send_rs+0x331/0x6e0
[  318.661521]  addrconf_rs_timer+0x3c0/0x6f0
[  318.665765]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.670014]  call_timer_fn+0x272/0x920
[  318.673903]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.678173]  ? process_timeout+0x40/0x40
[  318.682241]  ? find_held_lock+0x36/0x1c0
[  318.686314]  ? __run_timers+0x7da/0xc70
[  318.690295]  ? _raw_spin_unlock_irq+0x27/0x80
[  318.694793]  ? _raw_spin_unlock_irq+0x27/0x80
[  318.699294]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.703532]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  318.708118]  ? trace_hardirqs_on+0xbd/0x310
[  318.712438]  ? kasan_check_read+0x11/0x20
[  318.716589]  ? __run_timers+0x7da/0xc70
[  318.720582]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  318.726071]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.730322]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.734564]  __run_timers+0x7e5/0xc70
[  318.738470]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  318.743845]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  318.748871]  ? graph_lock+0x170/0x170
[  318.752687]  ? enqueue_hrtimer+0x1a5/0x560
[  318.756923]  ? lock_release+0x970/0x970
[  318.760905]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  318.766107]  ? find_held_lock+0x36/0x1c0
[  318.770174]  ? graph_lock+0x170/0x170
[  318.773979]  ? pvclock_read_flags+0x160/0x160
[  318.778496]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.784039]  ? check_preemption_disabled+0x48/0x200
[  318.789072]  ? __lock_is_held+0xb5/0x140
[  318.793141]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.798710]  ? check_preemption_disabled+0x48/0x200
[  318.803743]  run_timer_softirq+0x52/0xb0
[  318.807806]  ? rcu_read_lock_sched_held+0x108/0x120
[  318.812829]  __do_softirq+0x30b/0xad8
[  318.816646]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  318.821769]  ? pvclock_read_flags+0x160/0x160
[  318.826271]  ? lapic_next_event+0x5a/0x90
[  318.830429]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.835972]  ? check_preemption_disabled+0x48/0x200
[  318.840991]  ? check_preemption_disabled+0x48/0x200
[  318.846080]  ? kvm_clock_read+0x18/0x30
[  318.850056]  ? kvm_sched_clock_read+0x9/0x20
[  318.854472]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.860009]  ? check_preemption_disabled+0x48/0x200
[  318.865040]  irq_exit+0x17f/0x1c0
[  318.868502]  smp_apic_timer_interrupt+0x1cb/0x760
[  318.873345]  ? smp_reschedule_interrupt+0x109/0x650
[  318.878365]  ? smp_call_function_single_interrupt+0x650/0x650
[  318.884253]  ? interrupt_entry+0xb5/0xf0
[  318.888320]  ? trace_hardirqs_off_caller+0xbb/0x300
[  318.893344]  ? trace_hardirqs_off_caller+0xbb/0x300
[  318.898381]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  318.903237]  ? trace_hardirqs_off+0x300/0x300
[  318.907735]  ? trace_hardirqs_off+0x300/0x300
[  318.912240]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  318.917784]  ? check_preemption_disabled+0x48/0x200
[  318.922803]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  318.928352]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  318.933211]  apic_timer_interrupt+0xf/0x20
[  318.937446]  </IRQ>
[  318.939694] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  318.944633] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  318.963565] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  318.971289] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  318.978578] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  318.985863] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  318.993160] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  319.000436] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  319.007765]  skb_clone+0x1bb/0x500
[  319.011317]  ? finish_task_switch+0x1b5/0x900
[  319.015828]  ? skb_split+0x11e0/0x11e0
[  319.019729]  ? preempt_notifier_register+0x200/0x200
[  319.024837]  ? __switch_to_asm+0x34/0x70
[  319.028903]  ? __switch_to_asm+0x34/0x70
[  319.032970]  ? __switch_to_asm+0x40/0x70
[  319.037033]  ? __switch_to_asm+0x34/0x70
[  319.041096]  ? __switch_to_asm+0x40/0x70
[  319.045154]  ? __switch_to_asm+0x34/0x70
[  319.049213]  ? __switch_to_asm+0x40/0x70
[  319.053273]  ? __switch_to_asm+0x34/0x70
[  319.057336]  ? __switch_to_asm+0x34/0x70
[  319.061394]  ? __switch_to_asm+0x40/0x70
[  319.065452]  ? __switch_to_asm+0x34/0x70
[  319.069529]  bpf_clone_redirect+0xb9/0x490
[  319.073770]  ? __schedule+0x874/0x1ed0
[  319.077675]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  319.082704]  ? __sched_text_start+0x8/0x8
[  319.086856]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  319.091637]  ? find_held_lock+0x36/0x1c0
[  319.095714]  ? lock_acquire+0x1ed/0x520
[  319.099690]  ? bpf_test_run+0x32e/0x5a0
[  319.103680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.109231]  ? check_preemption_disabled+0x48/0x200
[  319.114256]  ? kasan_check_read+0x11/0x20
[  319.118414]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  319.123705]  ? rcu_bh_qs+0xc0/0xc0
[  319.127259]  ? preempt_schedule+0x4d/0x60
[  319.131415]  ? ___preempt_schedule+0x16/0x18
[  319.135836]  ? bpf_test_run+0x1c0/0x5a0
[  319.139828]  ? netlink_diag_dump+0x2a0/0x2a0
[  319.144247]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  319.149807]  ? bpf_test_init.isra.9+0x70/0x100
[  319.154421]  ? bpf_prog_test_run_skb+0x634/0xb40
[  319.159197]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  319.164046]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  319.169593]  ? fput+0x130/0x1a0
[  319.172887]  ? __bpf_prog_get+0x9b/0x290
[  319.176960]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  319.181807]  ? bpf_prog_test_run+0x130/0x1a0
[  319.186230]  ? __x64_sys_bpf+0x3d8/0x510
[  319.190298]  ? bpf_prog_get+0x20/0x20
[  319.194111]  ? ksys_ioctl+0x81/0xd0
[  319.197753]  ? do_syscall_64+0x1b9/0x820
[  319.201821]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  319.207218]  ? syscall_return_slowpath+0x5e0/0x5e0
[  319.212162]  ? trace_hardirqs_off+0x300/0x300
[  319.216673]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  319.221694]  ? recalc_sigpending_tsk+0x180/0x180
[  319.226462]  ? kasan_check_write+0x14/0x20
[  319.230714]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  319.235577]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  319.240971] warn_alloc_show_mem: 1 callbacks suppressed
[  319.240983] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  319.240985] Mem-Info:
[  319.241017] active_anon:49480 inactive_anon:371 isolated_anon:0
[  319.241017]  active_file:14 inactive_file:18 isolated_file:1
[  319.241017]  unevictable:0 dirty:0 writeback:0 unstable:0
[  319.241017]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  319.241017]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  319.241017]  free:13768 free_pcp:583 free_cma:0
[  319.246371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  319.253228] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  319.255639] Call Trace:
[  319.288522] Node 0 
[  319.297891]  dump_stack+0x1c4/0x2b4
[  319.325580] 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
[  319.328145]  ? dump_stack_print_info.cold.2+0x52/0x52
[  319.330347] lowmem_reserve[]: 0
[  319.333994]  warn_alloc.cold.118+0xb7/0x1bd
[  319.359924]  2815 6318
[  319.365145]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  319.368395]  6318
[  319.372721]  ? lock_downgrade+0x900/0x900
[  319.380035]  ? trace_hardirqs_off+0xb8/0x300
[  319.382069] Node 0 
[  319.386226]  ? trace_hardirqs_off+0xb8/0x300
[  319.390641] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  319.392862]  __alloc_pages_slowpath+0x2667/0x2d80
[  319.397252] lowmem_reserve[]: 0
[  319.424216]  ? warn_alloc+0x120/0x120
[  319.429022]  0
[  319.432584]  ? warn_alloc+0x120/0x120
[  319.436357]  3503 3503
[  319.438184]  ? print_usage_bug+0xc0/0xc0
[  319.441962] Node 0 
[  319.444465]  ? warn_alloc+0x120/0x120
[  319.448523] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  319.450739]  ? print_usage_bug+0xc0/0xc0
[  319.454502] lowmem_reserve[]: 0
[  319.482980]  ? __lock_acquire+0x7ec/0x4ec0
[  319.487019]  0
[  319.490304]  ? __lock_acquire+0x7ec/0x4ec0
[  319.494514]  0
[  319.496326]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  319.500528]  0
[  319.502346]  ? should_fail+0x22d/0xd01
[  319.507862] Node 0 
[  319.509678]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  319.513537] DMA: 
[  319.515781]  ? __lock_acquire+0x7ec/0x4ec0
[  319.520866] 1*4kB 
[  319.522938]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  319.527129] (U) 0*8kB 
[  319.529294]  ? __lock_acquire+0x7ec/0x4ec0
[  319.534393] 0*16kB 1*32kB 
[  319.536903]  ? should_fail+0x22d/0xd01
[  319.541110] (U) 
[  319.543956]  ? print_usage_bug+0xc0/0xc0
[  319.547814] 2*64kB (U) 
[  319.549811]  ? mark_held_locks+0x130/0x130
[  319.553839] 1*128kB 
[  319.556431]  ? mark_held_locks+0x130/0x130
[  319.560634] (U) 
[  319.562967]  ? graph_lock+0x170/0x170
[  319.567176] 1*256kB 
[  319.569164]  ? print_usage_bug+0xc0/0xc0
[  319.572933] (U) 
[  319.575263]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  319.579287] 0*512kB 1*1024kB 
[  319.581279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.585998] (U) 1*2048kB 
[  319.589118]  ? check_preemption_disabled+0x48/0x200
[  319.594635] (M) 
[  319.597421]  ? check_preemption_disabled+0x48/0x200
[  319.602406] 3*4096kB (M) 
[  319.604403]  ? __lock_is_held+0xb5/0x140
[  319.609374] = 15908kB
[  319.609383] Node 0 
[  319.612145]  __alloc_pages_nodemask+0xa80/0xde0
[  319.616174] DMA32: 
[  319.618584]  ? graph_lock+0x170/0x170
[  319.620795] 4*4kB 
[  319.625470]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  319.627681] (UM) 
[  319.631477]  ? graph_lock+0x170/0x170
[  319.633614] 2*8kB 
[  319.638652]  ? find_held_lock+0x36/0x1c0
[  319.640685] (M) 
[  319.644492]  ? ____cache_alloc_node+0x1c7/0x1e0
[  319.646619] 1*16kB 
[  319.650681]  ? lock_downgrade+0x900/0x900
[  319.652633] (M) 
[  319.657303]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.659511] 1*32kB 
[  319.663655]  cache_grow_begin+0x91/0x8c0
[  319.665614] (M) 
[  319.671154]  ? do_raw_spin_unlock+0xa7/0x2f0
[  319.673363] 3*64kB 
[  319.677422]  fallback_alloc+0x203/0x2e0
[  319.679360] (UM) 3*128kB 
[  319.683779]  ____cache_alloc_node+0x1c7/0x1e0
[  319.685978] (M) 2*256kB 
[  319.689957]  kmem_cache_alloc_node+0xe3/0x730
[  319.692689] (M) 
[  319.697187]  ? ipv6_get_ifaddr+0x42e/0x620
[  319.699832] 3*512kB 
[  319.704344]  __alloc_skb+0x119/0x770
[  319.706288] (M) 
[  319.710525]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  319.712822] 4*1024kB 
[  319.716533]  ? skb_scrub_packet+0x490/0x490
[  319.718491] (UM) 
[  319.723770]  ? lock_downgrade+0x900/0x900
[  319.726152] 3*2048kB 
[  319.730477]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.732508] (M) 
[  319.736653]  ? refcount_sub_and_test_checked+0x203/0x310
[  319.739035] 3*4096kB (M) 
[  319.744580]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  319.746532] = 25232kB
[  319.751980]  ? addrconf_rs_timer+0x6f0/0x6f0
[  319.754712] Node 0 
[  319.760175]  ndisc_alloc_skb+0x144/0x340
[  319.762538] Normal: 1065*4kB 
[  319.766954]  ndisc_send_rs+0x331/0x6e0
[  319.769166] (MEH) 
[  319.773232]  addrconf_rs_timer+0x3c0/0x6f0
[  319.776308] 487*8kB 
[  319.780219]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  319.782357] (ME) 
[  319.786618]  call_timer_fn+0x272/0x920
[  319.788907] 153*16kB 
[  319.793146]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  319.795179] (MEH) 77*32kB 
[  319.799078]  ? process_timeout+0x40/0x40
[  319.801458] (UM) 0*64kB 
[  319.805702]  ? find_held_lock+0x36/0x1c0
[  319.808524] 1*128kB 
[  319.812588]  ? __run_timers+0x7da/0xc70
[  319.815221] (H) 1*256kB 
[  319.819292]  ? _raw_spin_unlock_irq+0x27/0x80
[  319.821592] (U) 
[  319.825578]  ? _raw_spin_unlock_irq+0x27/0x80
[  319.828219] 1*512kB (U) 
[  319.832726]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  319.834684] 0*1024kB 
[  319.839196]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  319.841855] 0*2048kB 0*4096kB 
[  319.846107]  ? trace_hardirqs_on+0xbd/0x310
[  319.848490] = 13964kB
[  319.853067]  ? kasan_check_read+0x11/0x20
[  319.856242] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  319.860554]  ? __run_timers+0x7da/0xc70
[  319.862939] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  319.862948] 412 total pagecache pages
[  319.867095]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  319.875910] 0 pages in swap cache
[  319.879890]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  319.888443] Swap cache stats: add 0, delete 0, find 0/0
[  319.892247]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  319.897664] Free swap  = 0kB
[  319.897673] Total swap = 0kB
[  319.901143]  __run_timers+0x7e5/0xc70
[  319.905351] 1965979 pages RAM
[  319.910738]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  319.914930] 0 pages HighMem/MovableOnly
[  319.914939] 343323 pages reserved
[  319.917955]  ? compat_start_thread+0x80/0x80
[  319.920946] 0 pages cma reserved
[  319.924742]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.927907] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  319.933204]  ? kasan_check_write+0x14/0x20
[  319.933221]  ? finish_task_switch+0x2f5/0x900
[  319.933239]  ? __switch_to_asm+0x40/0x70
[  319.937258] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  319.940668]  ? preempt_notifier_register+0x200/0x200
[  319.945057] syz-executor0 cpuset=
[  319.948426]  ? __switch_to_asm+0x34/0x70
[  319.953938] syz0
[  319.960435]  ? __switch_to_asm+0x40/0x70
[  319.964645]  mems_allowed=0
[  319.969136]  ? __switch_to_asm+0x34/0x70
[  320.009213]  ? __switch_to_asm+0x40/0x70
[  320.013277]  ? __switch_to_asm+0x34/0x70
[  320.017340]  ? __switch_to_asm+0x40/0x70
[  320.021420]  ? pvclock_read_flags+0x160/0x160
[  320.025930]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.031493]  ? check_preemption_disabled+0x48/0x200
[  320.036542]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  320.042091]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  320.047379]  ? rcu_pm_notify+0xc0/0xc0
[  320.051274]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.056822]  ? check_preemption_disabled+0x48/0x200
[  320.061860]  run_timer_softirq+0x52/0xb0
[  320.065927]  ? rcu_read_lock_sched_held+0x108/0x120
[  320.070949]  __do_softirq+0x30b/0xad8
[  320.074766]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  320.079877]  ? trace_hardirqs_off_caller+0x300/0x300
[  320.085020]  ? trace_hardirqs_on+0x310/0x310
[  320.089445]  ? schedule+0x108/0x460
[  320.093084]  ? __schedule+0x1ed0/0x1ed0
[  320.097069]  ? trace_hardirqs_off+0xb8/0x300
[  320.101484]  ? ___might_sleep+0x1ed/0x300
[  320.105643]  ? smpboot_thread_fn+0x68b/0xa00
[  320.110065]  ? trace_hardirqs_on+0x310/0x310
[  320.114486]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  320.120034]  ? check_preemption_disabled+0x48/0x200
[  320.125059]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.130617]  ? takeover_tasklets+0xa90/0xa90
[  320.135041]  run_ksoftirqd+0x94/0x100
[  320.138852]  smpboot_thread_fn+0x68b/0xa00
[  320.143096]  ? sort_range+0x30/0x30
[  320.146733]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  320.151848]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  320.157397]  ? __kthread_parkme+0xfb/0x1a0
[  320.161644]  kthread+0x35a/0x420
[  320.165013]  ? sort_range+0x30/0x30
[  320.168645]  ? kthread_bind+0x40/0x40
[  320.172455]  ret_from_fork+0x3a/0x50
[  320.176195] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  320.176277] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  320.183471] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  320.183477] Call Trace:
[  320.183483]  <IRQ>
[  320.183505]  dump_stack+0x1c4/0x2b4
[  320.183522]  ? dump_stack_print_info.cold.2+0x52/0x52
[  320.183549]  warn_alloc.cold.118+0xb7/0x1bd
[  320.190088] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  320.199397]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  320.201953] ksoftirqd/1 cpuset=
[  320.204099]  ? lock_downgrade+0x900/0x900
[  320.207704] /
[  320.212903]  ? trace_hardirqs_off+0xb8/0x300
[  320.217468]  mems_allowed=0
[  320.227794]  ? trace_hardirqs_off+0xb8/0x300
[  320.253568]  __alloc_pages_slowpath+0x2667/0x2d80
[  320.258464]  ? warn_alloc+0x120/0x120
[  320.262278]  ? warn_alloc+0x120/0x120
[  320.266087]  ? print_usage_bug+0xc0/0xc0
[  320.270159]  ? warn_alloc+0x120/0x120
[  320.273982]  ? print_usage_bug+0xc0/0xc0
[  320.278051]  ? __lock_acquire+0x7ec/0x4ec0
[  320.282294]  ? __lock_acquire+0x7ec/0x4ec0
[  320.286539]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  320.292085]  ? should_fail+0x22d/0xd01
[  320.295985]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  320.301102]  ? __lock_acquire+0x7ec/0x4ec0
[  320.305362]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  320.310474]  ? __lock_acquire+0x7ec/0x4ec0
[  320.314727]  ? should_fail+0x22d/0xd01
[  320.318653]  ? mark_held_locks+0x130/0x130
[  320.322919]  ? mark_held_locks+0x130/0x130
[  320.327169]  ? graph_lock+0x170/0x170
[  320.330981]  ? graph_lock+0x170/0x170
[  320.334788]  ? graph_lock+0x170/0x170
[  320.339014]  ? print_usage_bug+0xc0/0xc0
[  320.343083]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.348642]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.354199]  ? check_preemption_disabled+0x48/0x200
[  320.359229]  ? check_preemption_disabled+0x48/0x200
[  320.364273]  ? __lock_is_held+0xb5/0x140
[  320.368347]  __alloc_pages_nodemask+0xa80/0xde0
[  320.373020]  ? graph_lock+0x170/0x170
[  320.376848]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  320.381865]  ? graph_lock+0x170/0x170
[  320.385687]  ? find_held_lock+0x36/0x1c0
[  320.389763]  ? ____cache_alloc_node+0x1c7/0x1e0
[  320.394463]  ? lock_downgrade+0x900/0x900
[  320.398632]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.404188]  cache_grow_begin+0x91/0x8c0
[  320.408257]  ? do_raw_spin_unlock+0xa7/0x2f0
[  320.412680]  fallback_alloc+0x203/0x2e0
[  320.416668]  ____cache_alloc_node+0x1c7/0x1e0
[  320.421175]  kmem_cache_alloc_node+0xe3/0x730
[  320.425683]  ? ipv6_get_ifaddr+0x42e/0x620
[  320.429932]  __alloc_skb+0x119/0x770
[  320.433649]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  320.438937]  ? skb_scrub_packet+0x490/0x490
[  320.443262]  ? lock_downgrade+0x900/0x900
[  320.447420]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.452963]  ? refcount_sub_and_test_checked+0x203/0x310
[  320.458417]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  320.463872]  ? addrconf_rs_timer+0x6f0/0x6f0
[  320.468299]  ndisc_alloc_skb+0x144/0x340
[  320.472650]  ndisc_send_rs+0x331/0x6e0
[  320.476552]  addrconf_rs_timer+0x3c0/0x6f0
[  320.480793]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  320.485045]  call_timer_fn+0x272/0x920
[  320.488935]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  320.493173]  ? process_timeout+0x40/0x40
[  320.497234]  ? find_held_lock+0x36/0x1c0
[  320.501309]  ? __run_timers+0x7da/0xc70
[  320.505292]  ? _raw_spin_unlock_irq+0x27/0x80
[  320.509792]  ? _raw_spin_unlock_irq+0x27/0x80
[  320.514289]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  320.518525]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  320.523112]  ? trace_hardirqs_on+0xbd/0x310
[  320.527435]  ? kasan_check_read+0x11/0x20
[  320.531587]  ? __run_timers+0x7da/0xc70
[  320.535573]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  320.541040]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  320.545281]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  320.549518]  __run_timers+0x7e5/0xc70
[  320.553333]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  320.558701]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  320.563719]  ? graph_lock+0x170/0x170
[  320.567526]  ? enqueue_hrtimer+0x1a5/0x560
[  320.571759]  ? lock_release+0x970/0x970
[  320.575740]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  320.580941]  ? find_held_lock+0x36/0x1c0
[  320.585011]  ? graph_lock+0x170/0x170
[  320.588815]  ? pvclock_read_flags+0x160/0x160
[  320.593316]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.598853]  ? check_preemption_disabled+0x48/0x200
[  320.603882]  ? __lock_is_held+0xb5/0x140
[  320.607947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.613487]  ? check_preemption_disabled+0x48/0x200
[  320.618516]  run_timer_softirq+0x52/0xb0
[  320.622581]  ? rcu_read_lock_sched_held+0x108/0x120
[  320.627621]  __do_softirq+0x30b/0xad8
[  320.631469]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  320.636582]  ? pvclock_read_flags+0x160/0x160
[  320.641089]  ? lapic_next_event+0x5a/0x90
[  320.645238]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.650782]  ? check_preemption_disabled+0x48/0x200
[  320.655797]  ? check_preemption_disabled+0x48/0x200
[  320.660824]  ? kvm_clock_read+0x18/0x30
[  320.664802]  ? kvm_sched_clock_read+0x9/0x20
[  320.669214]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.674750]  ? check_preemption_disabled+0x48/0x200
[  320.679780]  irq_exit+0x17f/0x1c0
[  320.683243]  smp_apic_timer_interrupt+0x1cb/0x760
[  320.688091]  ? smp_reschedule_interrupt+0x109/0x650
[  320.693111]  ? smp_call_function_single_interrupt+0x650/0x650
[  320.699001]  ? interrupt_entry+0xb5/0xf0
[  320.703068]  ? trace_hardirqs_off_caller+0xbb/0x300
[  320.708087]  ? trace_hardirqs_off_caller+0xbb/0x300
[  320.713109]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  320.717954]  ? trace_hardirqs_off+0x300/0x300
[  320.722452]  ? trace_hardirqs_off+0x300/0x300
[  320.726951]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  320.732491]  ? check_preemption_disabled+0x48/0x200
[  320.737507]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  320.743055]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  320.747909]  apic_timer_interrupt+0xf/0x20
[  320.752138]  </IRQ>
[  320.754381] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  320.759312] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  320.778217] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  320.785937] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  320.793386] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  320.800670] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  320.807955] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  320.815234] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  320.822566]  skb_clone+0x1bb/0x500
[  320.826124]  ? finish_task_switch+0x1b5/0x900
[  320.830635]  ? skb_split+0x11e0/0x11e0
[  320.834532]  ? preempt_notifier_register+0x200/0x200
[  320.839650]  ? __switch_to_asm+0x34/0x70
[  320.843731]  ? __switch_to_asm+0x34/0x70
[  320.847798]  ? __switch_to_asm+0x40/0x70
[  320.851860]  ? __switch_to_asm+0x34/0x70
[  320.855924]  ? __switch_to_asm+0x40/0x70
[  320.859987]  ? __switch_to_asm+0x34/0x70
[  320.864046]  ? __switch_to_asm+0x40/0x70
[  320.868113]  ? __switch_to_asm+0x34/0x70
[  320.872179]  ? __switch_to_asm+0x34/0x70
[  320.876247]  ? __switch_to_asm+0x40/0x70
[  320.880326]  ? __switch_to_asm+0x34/0x70
[  320.884422]  bpf_clone_redirect+0xb9/0x490
[  320.888677]  ? __schedule+0x874/0x1ed0
[  320.892596]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  320.897645]  ? __sched_text_start+0x8/0x8
[  320.901809]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  320.906611]  ? find_held_lock+0x36/0x1c0
[  320.910700]  ? lock_acquire+0x1ed/0x520
[  320.914686]  ? bpf_test_run+0x32e/0x5a0
[  320.918674]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.924229]  ? check_preemption_disabled+0x48/0x200
[  320.929253]  ? kasan_check_read+0x11/0x20
[  320.933414]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  320.938709]  ? rcu_bh_qs+0xc0/0xc0
[  320.942256]  ? preempt_schedule+0x4d/0x60
[  320.946408]  ? ___preempt_schedule+0x16/0x18
[  320.950829]  ? bpf_test_run+0x1c0/0x5a0
[  320.954819]  ? netlink_diag_dump+0x2a0/0x2a0
[  320.959238]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  320.964778]  ? bpf_test_init.isra.9+0x70/0x100
[  320.969380]  ? bpf_prog_test_run_skb+0x634/0xb40
[  320.974150]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  320.979003]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  320.984551]  ? fput+0x130/0x1a0
[  320.987838]  ? __bpf_prog_get+0x9b/0x290
[  320.991902]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  320.996746]  ? bpf_prog_test_run+0x130/0x1a0
[  321.001165]  ? __x64_sys_bpf+0x3d8/0x510
[  321.005248]  ? bpf_prog_get+0x20/0x20
[  321.009077]  ? ksys_ioctl+0x81/0xd0
[  321.012736]  ? do_syscall_64+0x1b9/0x820
[  321.016804]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  321.022177]  ? syscall_return_slowpath+0x5e0/0x5e0
[  321.027120]  ? trace_hardirqs_off+0x300/0x300
[  321.031628]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  321.036656]  ? recalc_sigpending_tsk+0x180/0x180
[  321.041420]  ? kasan_check_write+0x14/0x20
[  321.045676]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  321.050541]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  321.055928] warn_alloc_show_mem: 1 callbacks suppressed
[  321.055940] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  321.055942] Mem-Info:
[  321.055975] active_anon:49480 inactive_anon:371 isolated_anon:0
[  321.055975]  active_file:14 inactive_file:18 isolated_file:1
[  321.055975]  unevictable:0 dirty:0 writeback:0 unstable:0
[  321.055975]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  321.055975]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  321.055975]  free:13768 free_pcp:583 free_cma:0
[  321.061325] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  321.068177] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  321.070584] Call Trace:
[  321.103488] Node 0 
[  321.112868]  dump_stack+0x1c4/0x2b4
[  321.140550] 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
[  321.143120]  ? dump_stack_print_info.cold.2+0x52/0x52
[  321.145323] lowmem_reserve[]:
[  321.148966]  warn_alloc.cold.118+0xb7/0x1bd
[  321.174447]  0
[  321.179653]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  321.182739]  2815
[  321.187066]  ? lock_downgrade+0x900/0x900
[  321.188845]  6318
[  321.193697]  ? trace_hardirqs_off+0xb8/0x300
[  321.195731]  6318
[  321.199890]  ? trace_hardirqs_off+0xb8/0x300
[  321.201927] Node 0 
[  321.206347]  __alloc_pages_slowpath+0x2667/0x2d80
[  321.208401] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  321.212817]  ? warn_alloc+0x120/0x120
[  321.215007] lowmem_reserve[]:
[  321.219862]  ? warn_alloc+0x120/0x120
[  321.246731]  0 0
[  321.250553]  ? print_usage_bug+0xc0/0xc0
[  321.253628]  3503 3503
[  321.257444]  ? warn_alloc+0x120/0x120
[  321.263452]  ? print_usage_bug+0xc0/0xc0
[  321.265921] Node 0 
[  321.269721]  ? __lock_acquire+0x7ec/0x4ec0
[  321.273779] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  321.275984]  ? __lock_acquire+0x7ec/0x4ec0
[  321.280186] lowmem_reserve[]: 0
[  321.308671]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  321.312896]  0
[  321.316180]  ? should_fail+0x22d/0xd01
[  321.321689]  0
[  321.323499]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  321.327353]  0
[  321.329154]  ? __lock_acquire+0x7ec/0x4ec0
[  321.336037]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  321.340683] Node 0 
[  321.345793]  ? __lock_acquire+0x7ec/0x4ec0
[  321.345813]  ? should_fail+0x22d/0xd01
[  321.348032] DMA: 
[  321.352273]  ? mark_held_locks+0x130/0x130
[  321.356120] 1*4kB 
[  321.358185]  ? mark_held_locks+0x130/0x130
[  321.362383] (U) 
[  321.364533]  ? graph_lock+0x170/0x170
[  321.368738] 0*8kB 0*16kB 
[  321.370723]  ? graph_lock+0x170/0x170
[  321.374497] 1*32kB 
[  321.377259]  ? graph_lock+0x170/0x170
[  321.381031] (U) 
[  321.383266]  ? print_usage_bug+0xc0/0xc0
[  321.387040] 2*64kB 
[  321.389015]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.393046] (U) 
[  321.395281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.400784] 1*128kB (U) 
[  321.402765]  ? check_preemption_disabled+0x48/0x200
[  321.408274] 1*256kB (U) 
[  321.410961]  ? check_preemption_disabled+0x48/0x200
[  321.415953] 0*512kB 
[  321.418643]  ? __lock_is_held+0xb5/0x140
[  321.423636] 1*1024kB 
[  321.425968]  __alloc_pages_nodemask+0xa80/0xde0
[  321.429991] (U) 
[  321.432391]  ? graph_lock+0x170/0x170
[  321.432404]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  321.432410]  ? graph_lock+0x170/0x170
[  321.432424]  ? find_held_lock+0x36/0x1c0
[  321.432439]  ? ____cache_alloc_node+0x1c7/0x1e0
[  321.432448]  ? lock_downgrade+0x900/0x900
[  321.432461]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.432473]  cache_grow_begin+0x91/0x8c0
[  321.432482]  ? do_raw_spin_unlock+0xa7/0x2f0
[  321.432495]  fallback_alloc+0x203/0x2e0
[  321.432507]  ____cache_alloc_node+0x1c7/0x1e0
[  321.432518]  kmem_cache_alloc_node+0xe3/0x730
[  321.432528]  ? ipv6_get_ifaddr+0x42e/0x620
[  321.432542]  __alloc_skb+0x119/0x770
[  321.432550]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  321.432561]  ? skb_scrub_packet+0x490/0x490
[  321.432568]  ? lock_downgrade+0x900/0x900
[  321.432580]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.432589]  ? refcount_sub_and_test_checked+0x203/0x310
[  321.432600]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  321.432624]  ? addrconf_rs_timer+0x6f0/0x6f0
[  321.432651]  ndisc_alloc_skb+0x144/0x340
[  321.437295] 1*2048kB 
[  321.439276]  ndisc_send_rs+0x331/0x6e0
[  321.443060] (M) 
[  321.448074]  addrconf_rs_timer+0x3c0/0x6f0
[  321.451844] 3*4096kB (M) 
[  321.455917]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  321.460556] = 15908kB
[  321.464712]  call_timer_fn+0x272/0x920
[  321.470211] Node 0 
[  321.474270]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  321.478644] DMA32: 4*4kB 
[  321.482640]  ? process_timeout+0x40/0x40
[  321.487106] (UM) 2*8kB 
[  321.491621]  ? find_held_lock+0x36/0x1c0
[  321.495823] (M) 1*16kB 
[  321.499573]  ? __run_timers+0x7da/0xc70
[  321.504812] (M) 
[  321.509139]  ? _raw_spin_unlock_irq+0x27/0x80
[  321.513254] 1*32kB (M) 
[  321.518802]  ? _raw_spin_unlock_irq+0x27/0x80
[  321.524228] 3*64kB 
[  321.529690]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  321.534071] (UM) 
[  321.538132]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  321.540506] 3*128kB (M) 
[  321.544396]  ? trace_hardirqs_on+0xbd/0x310
[  321.546344] 2*256kB 
[  321.550570]  ? kasan_check_read+0x11/0x20
[  321.553305] (M) 
[  321.557536]  ? __run_timers+0x7da/0xc70
[  321.559917] 3*512kB 
[  321.563799]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  321.566005] (M) 
[  321.570243]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  321.572975] 4*1024kB 
[  321.577033]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  321.579591] (UM) 
[  321.583659]  __run_timers+0x7e5/0xc70
[  321.586220] 3*2048kB 
[  321.590212]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  321.592148] (M) 
[  321.596643]  ? compat_start_thread+0x80/0x80
[  321.599201] 3*4096kB 
[  321.603695]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.605901] (M) 
[  321.610134]  ? kasan_check_write+0x14/0x20
[  321.612166] = 25232kB
[  321.612175] Node 0 
[  321.616754]  ? finish_task_switch+0x2f5/0x900
[  321.619392] Normal: 1065*4kB 
[  321.623719]  ? __switch_to_asm+0x40/0x70
[  321.626022] (MEH) 
[  321.630180]  ? preempt_notifier_register+0x200/0x200
[  321.632149] 487*8kB 
[  321.636126]  ? __switch_to_asm+0x34/0x70
[  321.638424] (ME) 
[  321.643869]  ? __switch_to_asm+0x40/0x70
[  321.643885]  ? __switch_to_asm+0x34/0x70
[  321.645844] 153*16kB 
[  321.650074]  ? __switch_to_asm+0x40/0x70
[  321.650089]  ? __switch_to_asm+0x34/0x70
[  321.652480] (MEH) 
[  321.656719]  ? __switch_to_asm+0x40/0x70
[  321.658757] 77*32kB 
[  321.662589]  ? pvclock_read_flags+0x160/0x160
[  321.664972] (UM) 
[  321.670347]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.672294] 0*64kB 
[  321.676701]  ? check_preemption_disabled+0x48/0x200
[  321.679087] 1*128kB 
[  321.684634]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  321.686574] (H) 
[  321.690829]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  321.693213] 1*256kB 
[  321.695444]  ? rcu_pm_notify+0xc0/0xc0
[  321.699912] (U) 
[  321.703016]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.707049] 1*512kB (U) 
[  321.709208]  ? check_preemption_disabled+0x48/0x200
[  321.714279] 0*1024kB 0*2048kB 
[  321.716620]  run_timer_softirq+0x52/0xb0
[  321.720652] 0*4096kB 
[  321.722713]  ? rcu_read_lock_sched_held+0x108/0x120
[  321.726744] = 13964kB
[  321.730807]  __do_softirq+0x30b/0xad8
[  321.733198] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  321.737256]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  321.741289] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  321.743431]  ? trace_hardirqs_off_caller+0x300/0x300
[  321.747464] 412 total pagecache pages
[  321.749781]  ? trace_hardirqs_on+0x310/0x310
[  321.754257] 0 pages in swap cache
[  321.756313]  ? schedule+0x108/0x460
[  321.761826] Swap cache stats: add 0, delete 0, find 0/0
[  321.764058]  ? __schedule+0x1ed0/0x1ed0
[  321.769041] Free swap  = 0kB
[  321.771363]  ? trace_hardirqs_off+0xb8/0x300
[  321.776871] Total swap = 0kB
[  321.778844]  ? ___might_sleep+0x1ed/0x300
[  321.784091] 1965979 pages RAM
[  321.786412]  ? smpboot_thread_fn+0x68b/0xa00
[  321.790265] 0 pages HighMem/MovableOnly
[  321.790274] 343323 pages reserved
[  321.792250]  ? trace_hardirqs_on+0x310/0x310
[  321.797752] 0 pages cma reserved
[  321.797832] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  321.800431]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  321.805519] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  321.808626]  ? check_preemption_disabled+0x48/0x200
[  321.812666] syz-executor0 cpuset=
[  321.815074]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.820058] syz0
[  321.822469]  ? takeover_tasklets+0xa90/0xa90
[  321.826243]  mems_allowed=0
[  321.835084]  run_ksoftirqd+0x94/0x100
[  321.965316]  smpboot_thread_fn+0x68b/0xa00
[  321.969578]  ? sort_range+0x30/0x30
[  321.973241]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  321.978389]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  321.983968]  ? __kthread_parkme+0xfb/0x1a0
[  321.988234]  kthread+0x35a/0x420
[  321.991632]  ? sort_range+0x30/0x30
[  321.995286]  ? kthread_bind+0x40/0x40
[  321.999105]  ret_from_fork+0x3a/0x50
[  322.002879] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  322.002961] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  322.010160] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  322.010174] Call Trace:
[  322.016802] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  322.026030]  <IRQ>
[  322.028611] ksoftirqd/1 cpuset=
[  322.038936]  dump_stack+0x1c4/0x2b4
[  322.041066] /
[  322.044343]  ? dump_stack_print_info.cold.2+0x52/0x52
[  322.047949]  mems_allowed=0
[  322.049676]  warn_alloc.cold.118+0xb7/0x1bd
[  322.062071]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  322.066923]  ? lock_downgrade+0x900/0x900
[  322.071081]  ? trace_hardirqs_off+0xb8/0x300
[  322.075498]  ? trace_hardirqs_off+0xb8/0x300
[  322.079922]  __alloc_pages_slowpath+0x2667/0x2d80
[  322.084804]  ? warn_alloc+0x120/0x120
[  322.088628]  ? trace_hardirqs_on+0x310/0x310
[  322.093059]  ? warn_alloc+0x120/0x120
[  322.096869]  ? print_usage_bug+0xc0/0xc0
[  322.100934]  ? warn_alloc+0x120/0x120
[  322.104749]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  322.109830]  ? print_usage_bug+0xc0/0xc0
[  322.113904]  ? __lock_acquire+0x7ec/0x4ec0
[  322.118141]  ? __lock_acquire+0x7ec/0x4ec0
[  322.122385]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  322.127929]  ? should_fail+0x22d/0xd01
[  322.131830]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  322.136947]  ? __lock_acquire+0x7ec/0x4ec0
[  322.141200]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  322.146319]  ? __lock_acquire+0x7ec/0x4ec0
[  322.150573]  ? should_fail+0x22d/0xd01
[  322.154490]  ? print_usage_bug+0xc0/0xc0
[  322.158564]  ? mark_held_locks+0x130/0x130
[  322.162805]  ? mark_held_locks+0x130/0x130
[  322.167048]  ? graph_lock+0x170/0x170
[  322.170850]  ? print_usage_bug+0xc0/0xc0
[  322.174913]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  322.179686]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.185235]  ? check_preemption_disabled+0x48/0x200
[  322.190254]  ? check_preemption_disabled+0x48/0x200
[  322.195287]  ? __lock_is_held+0xb5/0x140
[  322.199356]  __alloc_pages_nodemask+0xa80/0xde0
[  322.204027]  ? graph_lock+0x170/0x170
[  322.207834]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  322.212857]  ? graph_lock+0x170/0x170
[  322.216680]  ? find_held_lock+0x36/0x1c0
[  322.220756]  ? ____cache_alloc_node+0x1c7/0x1e0
[  322.225452]  ? lock_downgrade+0x900/0x900
[  322.229624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.235190]  cache_grow_begin+0x91/0x8c0
[  322.239267]  ? do_raw_spin_unlock+0xa7/0x2f0
[  322.243696]  fallback_alloc+0x203/0x2e0
[  322.247692]  ____cache_alloc_node+0x1c7/0x1e0
[  322.252206]  kmem_cache_alloc_node+0xe3/0x730
[  322.256721]  ? ipv6_get_ifaddr+0x42e/0x620
[  322.260975]  __alloc_skb+0x119/0x770
[  322.264702]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  322.269991]  ? skb_scrub_packet+0x490/0x490
[  322.274315]  ? lock_downgrade+0x900/0x900
[  322.278479]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.284021]  ? refcount_sub_and_test_checked+0x203/0x310
[  322.289484]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  322.294944]  ? addrconf_rs_timer+0x6f0/0x6f0
[  322.299375]  ndisc_alloc_skb+0x144/0x340
[  322.303446]  ndisc_send_rs+0x331/0x6e0
[  322.307350]  addrconf_rs_timer+0x3c0/0x6f0
[  322.311599]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  322.315862]  call_timer_fn+0x272/0x920
[  322.319781]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  322.324024]  ? process_timeout+0x40/0x40
[  322.328087]  ? find_held_lock+0x36/0x1c0
[  322.332167]  ? __run_timers+0x7da/0xc70
[  322.336153]  ? _raw_spin_unlock_irq+0x27/0x80
[  322.341098]  ? _raw_spin_unlock_irq+0x27/0x80
[  322.345601]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  322.349848]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  322.354440]  ? trace_hardirqs_on+0xbd/0x310
[  322.358763]  ? kasan_check_read+0x11/0x20
[  322.362917]  ? __run_timers+0x7da/0xc70
[  322.366894]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  322.372355]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  322.376600]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  322.380851]  __run_timers+0x7e5/0xc70
[  322.384673]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  322.390051]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  322.395076]  ? graph_lock+0x170/0x170
[  322.398883]  ? enqueue_hrtimer+0x1a5/0x560
[  322.403120]  ? lock_release+0x970/0x970
[  322.407107]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  322.412313]  ? find_held_lock+0x36/0x1c0
[  322.416387]  ? graph_lock+0x170/0x170
[  322.420201]  ? pvclock_read_flags+0x160/0x160
[  322.424705]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.430252]  ? check_preemption_disabled+0x48/0x200
[  322.435291]  ? __lock_is_held+0xb5/0x140
[  322.439359]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.444907]  ? check_preemption_disabled+0x48/0x200
[  322.449994]  run_timer_softirq+0x52/0xb0
[  322.454062]  ? rcu_read_lock_sched_held+0x108/0x120
[  322.459095]  __do_softirq+0x30b/0xad8
[  322.462919]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  322.468041]  ? pvclock_read_flags+0x160/0x160
[  322.472928]  ? lapic_next_event+0x5a/0x90
[  322.477080]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.482631]  ? check_preemption_disabled+0x48/0x200
[  322.487669]  ? check_preemption_disabled+0x48/0x200
[  322.492705]  ? kvm_clock_read+0x18/0x30
[  322.496693]  ? kvm_sched_clock_read+0x9/0x20
[  322.501118]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.506672]  ? check_preemption_disabled+0x48/0x200
[  322.511722]  irq_exit+0x17f/0x1c0
[  322.515184]  smp_apic_timer_interrupt+0x1cb/0x760
[  322.520048]  ? smp_reschedule_interrupt+0x109/0x650
[  322.525087]  ? smp_call_function_single_interrupt+0x650/0x650
[  322.530989]  ? interrupt_entry+0xb5/0xf0
[  322.535062]  ? trace_hardirqs_off_caller+0xbb/0x300
[  322.540094]  ? trace_hardirqs_off_caller+0xbb/0x300
[  322.545127]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  322.549992]  ? trace_hardirqs_off+0x300/0x300
[  322.554498]  ? trace_hardirqs_off+0x300/0x300
[  322.559002]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  322.564557]  ? check_preemption_disabled+0x48/0x200
[  322.569584]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  322.575169]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  322.580065]  apic_timer_interrupt+0xf/0x20
[  322.584298]  </IRQ>
[  322.586546] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  322.591488] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  322.610401] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  322.618131] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  322.625415] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  322.632712] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  322.639990] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  322.647278] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  322.654629]  skb_clone+0x1bb/0x500
[  322.658183]  ? finish_task_switch+0x1b5/0x900
[  322.662692]  ? skb_split+0x11e0/0x11e0
[  322.666582]  ? preempt_notifier_register+0x200/0x200
[  322.671707]  ? __switch_to_asm+0x34/0x70
[  322.675774]  ? __switch_to_asm+0x34/0x70
[  322.679835]  ? __switch_to_asm+0x40/0x70
[  322.683898]  ? __switch_to_asm+0x34/0x70
[  322.687961]  ? __switch_to_asm+0x40/0x70
[  322.692023]  ? __switch_to_asm+0x34/0x70
[  322.696087]  ? __switch_to_asm+0x40/0x70
[  322.700148]  ? __switch_to_asm+0x34/0x70
[  322.704213]  ? __switch_to_asm+0x34/0x70
[  322.708283]  ? __switch_to_asm+0x40/0x70
[  322.712346]  ? __switch_to_asm+0x34/0x70
[  322.716424]  bpf_clone_redirect+0xb9/0x490
[  322.720679]  ? __schedule+0x874/0x1ed0
[  322.724580]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  322.729631]  ? __sched_text_start+0x8/0x8
[  322.733788]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  322.738566]  ? find_held_lock+0x36/0x1c0
[  322.742651]  ? lock_acquire+0x1ed/0x520
[  322.746670]  ? bpf_test_run+0x32e/0x5a0
[  322.750657]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.756215]  ? check_preemption_disabled+0x48/0x200
[  322.761243]  ? kasan_check_read+0x11/0x20
[  322.765399]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  322.770685]  ? rcu_bh_qs+0xc0/0xc0
[  322.774235]  ? preempt_schedule+0x4d/0x60
[  322.778390]  ? ___preempt_schedule+0x16/0x18
[  322.782811]  ? bpf_test_run+0x1c0/0x5a0
[  322.786798]  ? netlink_diag_dump+0x2a0/0x2a0
[  322.791215]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  322.796762]  ? bpf_test_init.isra.9+0x70/0x100
[  322.801358]  ? bpf_prog_test_run_skb+0x634/0xb40
[  322.806136]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  322.810983]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  322.816531]  ? fput+0x130/0x1a0
[  322.819823]  ? __bpf_prog_get+0x9b/0x290
[  322.823907]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  322.828760]  ? bpf_prog_test_run+0x130/0x1a0
[  322.833177]  ? __x64_sys_bpf+0x3d8/0x510
[  322.837245]  ? bpf_prog_get+0x20/0x20
[  322.841059]  ? ksys_ioctl+0x81/0xd0
[  322.844705]  ? do_syscall_64+0x1b9/0x820
[  322.848781]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  322.854160]  ? syscall_return_slowpath+0x5e0/0x5e0
[  322.859098]  ? trace_hardirqs_off+0x300/0x300
[  322.863624]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  322.868650]  ? recalc_sigpending_tsk+0x180/0x180
[  322.873418]  ? kasan_check_write+0x14/0x20
[  322.877668]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  322.882528]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  322.887910] warn_alloc_show_mem: 1 callbacks suppressed
[  322.887922] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  322.887924] Mem-Info:
[  322.887956] active_anon:49480 inactive_anon:371 isolated_anon:0
[  322.887956]  active_file:14 inactive_file:18 isolated_file:1
[  322.887956]  unevictable:0 dirty:0 writeback:0 unstable:0
[  322.887956]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  322.887956]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  322.887956]  free:13768 free_pcp:583 free_cma:0
[  322.893299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  322.900150] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  322.902553] Call Trace:
[  322.935433] Node 0 
[  322.944808]  dump_stack+0x1c4/0x2b4
[  322.972495] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  322.975059]  ? dump_stack_print_info.cold.2+0x52/0x52
[  322.977271] lowmem_reserve[]: 0
[  322.980940]  warn_alloc.cold.118+0xb7/0x1bd
[  323.006409]  2815 6318
[  323.011628]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  323.014878]  6318
[  323.019213]  ? lock_downgrade+0x900/0x900
[  323.026537]  ? trace_hardirqs_off+0xb8/0x300
[  323.028569] Node 0 
[  323.032719]  ? trace_hardirqs_off+0xb8/0x300
[  323.037120] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  323.039338]  __alloc_pages_slowpath+0x2667/0x2d80
[  323.043703] lowmem_reserve[]: 0
[  323.070644]  ? warn_alloc+0x120/0x120
[  323.075443]  0
[  323.078728]  ? warn_alloc+0x120/0x120
[  323.082489]  3503
[  323.084289]  ? print_usage_bug+0xc0/0xc0
[  323.088051]  3503
[  323.090121]  ? warn_alloc+0x120/0x120
[  323.094171] Node 0 
[  323.096235]  ? print_usage_bug+0xc0/0xc0
[  323.100032] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  323.102237]  ? __lock_acquire+0x7ec/0x4ec0
[  323.106266] lowmem_reserve[]: 0
[  323.134744]  ? __lock_acquire+0x7ec/0x4ec0
[  323.138953]  0
[  323.142243]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  323.146469]  0
[  323.148271]  ? should_fail+0x22d/0xd01
[  323.153782]  0
[  323.155602]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  323.161259]  ? __lock_acquire+0x7ec/0x4ec0
[  323.166334] Node 0 DMA: 
[  323.170568]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  323.170586]  ? __lock_acquire+0x7ec/0x4ec0
[  323.173323] 1*4kB 
[  323.178425]  ? should_fail+0x22d/0xd01
[  323.182635] (U) 
[  323.184783]  ? print_usage_bug+0xc0/0xc0
[  323.188635] 0*8kB 0*16kB 
[  323.190630]  ? mark_held_locks+0x130/0x130
[  323.194653] 1*32kB (U) 
[  323.197423]  ? mark_held_locks+0x130/0x130
[  323.201638] 2*64kB 
[  323.204224]  ? graph_lock+0x170/0x170
[  323.208422] (U) 
[  323.210659]  ? print_usage_bug+0xc0/0xc0
[  323.214429] 1*128kB (U) 
[  323.216414]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  323.220443] 1*256kB (U) 
[  323.223128]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.227852] 0*512kB 1*1024kB 
[  323.230530]  ? check_preemption_disabled+0x48/0x200
[  323.236038] (U) 
[  323.239142]  ? check_preemption_disabled+0x48/0x200
[  323.244134] 1*2048kB 
[  323.246118]  ? __lock_is_held+0xb5/0x140
[  323.251094] (M) 
[  323.253508]  __alloc_pages_nodemask+0xa80/0xde0
[  323.257529] 3*4096kB (M) 
[  323.259514]  ? graph_lock+0x170/0x170
[  323.264154] = 15908kB
[  323.266916]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  323.270688] Node 0 
[  323.273096]  ? graph_lock+0x170/0x170
[  323.278090] DMA32: 
[  323.280337]  ? find_held_lock+0x36/0x1c0
[  323.284102] 4*4kB 
[  323.286359]  ? ____cache_alloc_node+0x1c7/0x1e0
[  323.290382] (UM) 2*8kB 
[  323.292544]  ? lock_downgrade+0x900/0x900
[  323.297184] (M) 
[  323.299773]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.303889] 1*16kB 
[  323.305869]  cache_grow_begin+0x91/0x8c0
[  323.311375] (M) 
[  323.313627]  ? do_raw_spin_unlock+0xa7/0x2f0
[  323.317656] 1*32kB 
[  323.319646]  fallback_alloc+0x203/0x2e0
[  323.324027] (M) 
[  323.326275]  ____cache_alloc_node+0x1c7/0x1e0
[  323.330224] 3*64kB 
[  323.332213]  kmem_cache_alloc_node+0xe3/0x730
[  323.336676] (UM) 
[  323.339354]  ? ipv6_get_ifaddr+0x42e/0x620
[  323.343830] 3*128kB 
[  323.345903]  __alloc_skb+0x119/0x770
[  323.350103] (M) 
[  323.352431]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  323.356115] 2*256kB 
[  323.358099]  ? skb_scrub_packet+0x490/0x490
[  323.363339] (M) 
[  323.365664]  ? lock_downgrade+0x900/0x900
[  323.369957] 3*512kB 
[  323.371933]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.376047] (M) 
[  323.378373]  ? refcount_sub_and_test_checked+0x203/0x310
[  323.383884] 4*1024kB 
[  323.385859]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  323.391279] (UM) 
[  323.393698]  ? addrconf_rs_timer+0x6f0/0x6f0
[  323.399115] 3*2048kB (M) 
[  323.401199]  ndisc_alloc_skb+0x144/0x340
[  323.405572] 3*4096kB 
[  323.408348]  ndisc_send_rs+0x331/0x6e0
[  323.412381] (M) 
[  323.414797]  addrconf_rs_timer+0x3c0/0x6f0
[  323.418657] = 25232kB
[  323.420643]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  323.424853] Node 0 
[  323.427282]  call_timer_fn+0x272/0x920
[  323.431483] Normal: 
[  323.433731]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  323.437601] 1065*4kB 
[  323.439935]  ? process_timeout+0x40/0x40
[  323.444142] (MEH) 
[  323.446563]  ? find_held_lock+0x36/0x1c0
[  323.450625] 487*8kB 
[  323.452785]  ? __run_timers+0x7da/0xc70
[  323.456803] (ME) 153*16kB 
[  323.459142]  ? _raw_spin_unlock_irq+0x27/0x80
[  323.463090] (MEH) 
[  323.465944]  ? _raw_spin_unlock_irq+0x27/0x80
[  323.470419] 77*32kB 
[  323.472578]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  323.477045] (UM) 
[  323.479370]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  323.483576] 0*64kB 
[  323.485649]  ? trace_hardirqs_on+0xbd/0x310
[  323.490206] 1*128kB 
[  323.492470]  ? kasan_check_read+0x11/0x20
[  323.496765] (H) 
[  323.499093]  ? __run_timers+0x7da/0xc70
[  323.503209] 1*256kB (U) 
[  323.505200]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  323.509141] 1*512kB (U) 
[  323.511838]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  323.517254] 0*1024kB 0*2048kB 
[  323.519944]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  323.524143] 0*4096kB = 13964kB
[  323.527354]  __run_timers+0x7e5/0xc70
[  323.531567] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  323.534765]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  323.538535] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  323.547379]  ? compat_start_thread+0x80/0x80
[  323.552729] 412 total pagecache pages
[  323.561318]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.565721] 0 pages in swap cache
[  323.569532]  ? kasan_check_write+0x14/0x20
[  323.575050] Swap cache stats: add 0, delete 0, find 0/0
[  323.578510]  ? finish_task_switch+0x2f5/0x900
[  323.582712] Free swap  = 0kB
[  323.582721] Total swap = 0kB
[  323.588092]  ? __switch_to_asm+0x40/0x70
[  323.588116]  ? preempt_notifier_register+0x200/0x200
[  323.592594] 1965979 pages RAM
[  323.595639]  ? __switch_to_asm+0x34/0x70
[  323.598639] 0 pages HighMem/MovableOnly
[  323.602738]  ? __switch_to_asm+0x40/0x70
[  323.607825] 343323 pages reserved
[  323.607834] 0 pages cma reserved
[  323.610947]  ? __switch_to_asm+0x34/0x70
[  323.615047] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  323.618954]  ? __switch_to_asm+0x40/0x70
[  323.623101] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  323.626465]  ? __switch_to_asm+0x34/0x70
[  323.629804] syz-executor0 cpuset=
[  323.633863]  ? __switch_to_asm+0x40/0x70
[  323.633890]  ? pvclock_read_flags+0x160/0x160
[  323.640360] syz0
[  323.644434]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.654903]  mems_allowed=0
[  323.658963]  ? check_preemption_disabled+0x48/0x200
[  323.686374]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  323.691928]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  323.697229]  ? rcu_pm_notify+0xc0/0xc0
[  323.701135]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.706698]  ? check_preemption_disabled+0x48/0x200
[  323.711746]  run_timer_softirq+0x52/0xb0
[  323.715823]  ? rcu_read_lock_sched_held+0x108/0x120
[  323.720865]  __do_softirq+0x30b/0xad8
[  323.724700]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  323.729821]  ? trace_hardirqs_off_caller+0x300/0x300
[  323.734947]  ? trace_hardirqs_on+0x310/0x310
[  323.739382]  ? schedule+0x108/0x460
[  323.743030]  ? __schedule+0x1ed0/0x1ed0
[  323.747029]  ? trace_hardirqs_off+0xb8/0x300
[  323.751455]  ? ___might_sleep+0x1ed/0x300
[  323.755618]  ? smpboot_thread_fn+0x68b/0xa00
[  323.760038]  ? trace_hardirqs_on+0x310/0x310
[  323.764476]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  323.770028]  ? check_preemption_disabled+0x48/0x200
[  323.775059]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.780622]  ? takeover_tasklets+0xa90/0xa90
[  323.785050]  run_ksoftirqd+0x94/0x100
[  323.788866]  smpboot_thread_fn+0x68b/0xa00
[  323.793127]  ? sort_range+0x30/0x30
[  323.796776]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  323.801899]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  323.807461]  ? __kthread_parkme+0xfb/0x1a0
[  323.811724]  kthread+0x35a/0x420
[  323.815110]  ? sort_range+0x30/0x30
[  323.818760]  ? kthread_bind+0x40/0x40
[  323.822587]  ret_from_fork+0x3a/0x50
[  323.826352] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  323.826430] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  323.833645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  323.833651] Call Trace:
[  323.833658]  <IRQ>
[  323.833686]  dump_stack+0x1c4/0x2b4
[  323.833701]  ? dump_stack_print_info.cold.2+0x52/0x52
[  323.833728]  warn_alloc.cold.118+0xb7/0x1bd
[  323.840271] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  323.849574]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  323.852136] ksoftirqd/1 cpuset=
[  323.854281]  ? lock_downgrade+0x900/0x900
[  323.857879] /
[  323.863078]  ? trace_hardirqs_off+0xb8/0x300
[  323.867381]  mems_allowed=0
[  323.877712]  ? trace_hardirqs_off+0xb8/0x300
[  323.903385]  __alloc_pages_slowpath+0x2667/0x2d80
[  323.908296]  ? warn_alloc+0x120/0x120
[  323.912114]  ? trace_hardirqs_on+0x310/0x310
[  323.916530]  ? warn_alloc+0x120/0x120
[  323.920340]  ? print_usage_bug+0xc0/0xc0
[  323.924407]  ? warn_alloc+0x120/0x120
[  323.928211]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  323.933235]  ? print_usage_bug+0xc0/0xc0
[  323.937304]  ? __lock_acquire+0x7ec/0x4ec0
[  323.941545]  ? __lock_acquire+0x7ec/0x4ec0
[  323.945799]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  323.951346]  ? should_fail+0x22d/0xd01
[  323.955245]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  323.960352]  ? __lock_acquire+0x7ec/0x4ec0
[  323.964650]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  323.969772]  ? __lock_acquire+0x7ec/0x4ec0
[  323.974006]  ? should_fail+0x22d/0xd01
[  323.977896]  ? print_usage_bug+0xc0/0xc0
[  323.981976]  ? mark_held_locks+0x130/0x130
[  323.986216]  ? mark_held_locks+0x130/0x130
[  323.990481]  ? graph_lock+0x170/0x170
[  323.994283]  ? print_usage_bug+0xc0/0xc0
[  323.998343]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  324.003100]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.008639]  ? check_preemption_disabled+0x48/0x200
[  324.013665]  ? check_preemption_disabled+0x48/0x200
[  324.018700]  ? __lock_is_held+0xb5/0x140
[  324.022771]  __alloc_pages_nodemask+0xa80/0xde0
[  324.027466]  ? graph_lock+0x170/0x170
[  324.031279]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  324.036304]  ? graph_lock+0x170/0x170
[  324.040125]  ? find_held_lock+0x36/0x1c0
[  324.044204]  ? ____cache_alloc_node+0x1c7/0x1e0
[  324.048878]  ? lock_downgrade+0x900/0x900
[  324.053034]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.058587]  cache_grow_begin+0x91/0x8c0
[  324.062675]  ? do_raw_spin_unlock+0xa7/0x2f0
[  324.067096]  fallback_alloc+0x203/0x2e0
[  324.071079]  ____cache_alloc_node+0x1c7/0x1e0
[  324.075581]  kmem_cache_alloc_node+0xe3/0x730
[  324.080086]  ? ipv6_get_ifaddr+0x42e/0x620
[  324.084337]  __alloc_skb+0x119/0x770
[  324.088055]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  324.093341]  ? skb_scrub_packet+0x490/0x490
[  324.097674]  ? lock_downgrade+0x900/0x900
[  324.101837]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.107379]  ? refcount_sub_and_test_checked+0x203/0x310
[  324.112835]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  324.118294]  ? addrconf_rs_timer+0x6f0/0x6f0
[  324.122718]  ndisc_alloc_skb+0x144/0x340
[  324.126785]  ndisc_send_rs+0x331/0x6e0
[  324.130688]  addrconf_rs_timer+0x3c0/0x6f0
[  324.134938]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  324.139193]  call_timer_fn+0x272/0x920
[  324.143090]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  324.147331]  ? process_timeout+0x40/0x40
[  324.151393]  ? find_held_lock+0x36/0x1c0
[  324.155486]  ? __run_timers+0x7da/0xc70
[  324.159470]  ? _raw_spin_unlock_irq+0x27/0x80
[  324.163984]  ? _raw_spin_unlock_irq+0x27/0x80
[  324.168479]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  324.172721]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  324.177303]  ? trace_hardirqs_on+0xbd/0x310
[  324.181629]  ? kasan_check_read+0x11/0x20
[  324.185785]  ? __run_timers+0x7da/0xc70
[  324.189768]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  324.195229]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  324.199473]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  324.203710]  __run_timers+0x7e5/0xc70
[  324.207526]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  324.212892]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  324.217912]  ? graph_lock+0x170/0x170
[  324.221720]  ? enqueue_hrtimer+0x1a5/0x560
[  324.225961]  ? lock_release+0x970/0x970
[  324.229939]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  324.235139]  ? find_held_lock+0x36/0x1c0
[  324.239209]  ? graph_lock+0x170/0x170
[  324.243011]  ? pvclock_read_flags+0x160/0x160
[  324.247513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.253057]  ? check_preemption_disabled+0x48/0x200
[  324.258088]  ? __lock_is_held+0xb5/0x140
[  324.262152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.267698]  ? check_preemption_disabled+0x48/0x200
[  324.272723]  run_timer_softirq+0x52/0xb0
[  324.276800]  ? rcu_read_lock_sched_held+0x108/0x120
[  324.281829]  __do_softirq+0x30b/0xad8
[  324.285655]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  324.290776]  ? pvclock_read_flags+0x160/0x160
[  324.295276]  ? lapic_next_event+0x5a/0x90
[  324.299432]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.304978]  ? check_preemption_disabled+0x48/0x200
[  324.309996]  ? check_preemption_disabled+0x48/0x200
[  324.315023]  ? kvm_clock_read+0x18/0x30
[  324.319002]  ? kvm_sched_clock_read+0x9/0x20
[  324.323423]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.328968]  ? check_preemption_disabled+0x48/0x200
[  324.334011]  irq_exit+0x17f/0x1c0
[  324.337476]  smp_apic_timer_interrupt+0x1cb/0x760
[  324.342756]  ? smp_reschedule_interrupt+0x109/0x650
[  324.347784]  ? smp_call_function_single_interrupt+0x650/0x650
[  324.353678]  ? interrupt_entry+0xb5/0xf0
[  324.357745]  ? trace_hardirqs_off_caller+0xbb/0x300
[  324.362760]  ? trace_hardirqs_off_caller+0xbb/0x300
[  324.367780]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  324.372633]  ? trace_hardirqs_off+0x300/0x300
[  324.377131]  ? trace_hardirqs_off+0x300/0x300
[  324.381636]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  324.387185]  ? check_preemption_disabled+0x48/0x200
[  324.392209]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  324.397760]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  324.402626]  apic_timer_interrupt+0xf/0x20
[  324.406859]  </IRQ>
[  324.409100] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  324.414034] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  324.432949] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  324.440683] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  324.447962] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  324.455237] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  324.462512] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  324.470037] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  324.477346]  skb_clone+0x1bb/0x500
[  324.480889]  ? finish_task_switch+0x1b5/0x900
[  324.485395]  ? skb_split+0x11e0/0x11e0
[  324.489310]  ? preempt_notifier_register+0x200/0x200
[  324.494419]  ? __switch_to_asm+0x34/0x70
[  324.498490]  ? __switch_to_asm+0x34/0x70
[  324.502554]  ? __switch_to_asm+0x40/0x70
[  324.506639]  ? __switch_to_asm+0x34/0x70
[  324.510706]  ? __switch_to_asm+0x40/0x70
[  324.514769]  ? __switch_to_asm+0x34/0x70
[  324.518832]  ? __switch_to_asm+0x40/0x70
[  324.522895]  ? __switch_to_asm+0x34/0x70
[  324.526963]  ? __switch_to_asm+0x34/0x70
[  324.531026]  ? __switch_to_asm+0x40/0x70
[  324.535092]  ? __switch_to_asm+0x34/0x70
[  324.539171]  bpf_clone_redirect+0xb9/0x490
[  324.543417]  ? __schedule+0x874/0x1ed0
[  324.547315]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  324.552340]  ? __sched_text_start+0x8/0x8
[  324.556489]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  324.561259]  ? find_held_lock+0x36/0x1c0
[  324.565330]  ? lock_acquire+0x1ed/0x520
[  324.569306]  ? bpf_test_run+0x32e/0x5a0
[  324.573286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.578841]  ? check_preemption_disabled+0x48/0x200
[  324.583871]  ? kasan_check_read+0x11/0x20
[  324.588027]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  324.593310]  ? rcu_bh_qs+0xc0/0xc0
[  324.596859]  ? preempt_schedule+0x4d/0x60
[  324.601016]  ? ___preempt_schedule+0x16/0x18
[  324.605436]  ? bpf_test_run+0x1c0/0x5a0
[  324.609441]  ? netlink_diag_dump+0x2a0/0x2a0
[  324.613859]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  324.619401]  ? bpf_test_init.isra.9+0x70/0x100
[  324.623995]  ? bpf_prog_test_run_skb+0x634/0xb40
[  324.628768]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  324.633622]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  324.639173]  ? fput+0x130/0x1a0
[  324.642456]  ? __bpf_prog_get+0x9b/0x290
[  324.646527]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  324.651370]  ? bpf_prog_test_run+0x130/0x1a0
[  324.655789]  ? __x64_sys_bpf+0x3d8/0x510
[  324.659853]  ? bpf_prog_get+0x20/0x20
[  324.663669]  ? ksys_ioctl+0x81/0xd0
[  324.667309]  ? do_syscall_64+0x1b9/0x820
[  324.671375]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  324.676747]  ? syscall_return_slowpath+0x5e0/0x5e0
[  324.681688]  ? trace_hardirqs_off+0x300/0x300
[  324.686190]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  324.691215]  ? recalc_sigpending_tsk+0x180/0x180
[  324.695978]  ? kasan_check_write+0x14/0x20
[  324.700225]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  324.705103]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  324.710488] warn_alloc_show_mem: 1 callbacks suppressed
[  324.710500] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  324.710502] Mem-Info:
[  324.710534] active_anon:49480 inactive_anon:371 isolated_anon:0
[  324.710534]  active_file:14 inactive_file:18 isolated_file:1
[  324.710534]  unevictable:0 dirty:0 writeback:0 unstable:0
[  324.710534]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  324.710534]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  324.710534]  free:13768 free_pcp:583 free_cma:0
[  324.715873] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  324.715885] Call Trace:
[  324.722749] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  324.725158]  dump_stack+0x1c4/0x2b4
[  324.758025] Node 0 
[  324.767397]  ? dump_stack_print_info.cold.2+0x52/0x52
[  324.769980] 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
[  324.797649]  warn_alloc.cold.118+0xb7/0x1bd
[  324.801247] lowmem_reserve[]:
[  324.803480]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  324.808642]  0
[  324.834156]  ? lock_downgrade+0x900/0x900
[  324.838478]  2815
[  324.841588]  ? trace_hardirqs_off+0xb8/0x300
[  324.846392]  6318
[  324.848198]  ? trace_hardirqs_off+0xb8/0x300
[  324.852315]  6318
[  324.854380]  __alloc_pages_slowpath+0x2667/0x2d80
[  324.860837]  ? warn_alloc+0x120/0x120
[  324.865192] Node 0 
[  324.867250]  ? warn_alloc+0x120/0x120
[  324.872086] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  324.875858]  ? print_usage_bug+0xc0/0xc0
[  324.878063] lowmem_reserve[]: 0
[  324.881874]  ? warn_alloc+0x120/0x120
[  324.908749]  0
[  324.912817]  ? print_usage_bug+0xc0/0xc0
[  324.916056]  3503 3503
[  324.919875]  ? __lock_acquire+0x7ec/0x4ec0
[  324.921648] Node 0 
[  324.925713]  ? __lock_acquire+0x7ec/0x4ec0
[  324.928213] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  324.932423]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  324.934630] lowmem_reserve[]: 0
[  324.938874]  ? should_fail+0x22d/0xd01
[  324.967301]  0 0
[  324.972861]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  324.976108]  0
[  324.979997]  ? __lock_acquire+0x7ec/0x4ec0
[  324.981942] Node 0 
[  324.987052]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  324.988827] DMA: 
[  324.993057]  ? __lock_acquire+0x7ec/0x4ec0
[  324.995263] 1*4kB 
[  325.000368]  ? should_fail+0x22d/0xd01
[  325.002402] (U) 
[  325.006662]  ? mark_held_locks+0x130/0x130
[  325.008786] 0*8kB 
[  325.012674]  ? mark_held_locks+0x130/0x130
[  325.014631] 0*16kB 
[  325.018863]  ? graph_lock+0x170/0x170
[  325.020988] 1*32kB 
[  325.025225]  ? graph_lock+0x170/0x170
[  325.027437] (U) 
[  325.031232]  ? graph_lock+0x170/0x170
[  325.033444] 2*64kB 
[  325.037239]  ? print_usage_bug+0xc0/0xc0
[  325.039181] (U) 1*128kB 
[  325.042988]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.045194] (U) 1*256kB 
[  325.049262]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.051900] (U) 0*512kB 
[  325.057442]  ? check_preemption_disabled+0x48/0x200
[  325.060106] 1*1024kB 
[  325.065646]  ? check_preemption_disabled+0x48/0x200
[  325.065674]  ? __lock_is_held+0xb5/0x140
[  325.068320] (U) 
[  325.073339]  __alloc_pages_nodemask+0xa80/0xde0
[  325.075723] 1*2048kB 
[  325.080735]  ? graph_lock+0x170/0x170
[  325.084770] (M) 
[  325.086751]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  325.091392] 3*4096kB 
[  325.093798]  ? graph_lock+0x170/0x170
[  325.097572] (M) 
[  325.099554]  ? find_held_lock+0x36/0x1c0
[  325.104529] = 15908kB
[  325.104539] Node 0 
[  325.106964]  ? ____cache_alloc_node+0x1c7/0x1e0
[  325.110736] DMA32: 
[  325.112712]  ? lock_downgrade+0x900/0x900
[  325.116745] 4*4kB 
[  325.119160]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.121362] (UM) 
[  325.126033]  cache_grow_begin+0x91/0x8c0
[  325.128231] 2*8kB (M) 
[  325.132389]  ? do_raw_spin_unlock+0xa7/0x2f0
[  325.134509] 1*16kB 
[  325.140053]  fallback_alloc+0x203/0x2e0
[  325.142081] (M) 
[  325.146148]  ____cache_alloc_node+0x1c7/0x1e0
[  325.148622] 1*32kB 
[  325.153036]  kmem_cache_alloc_node+0xe3/0x730
[  325.155242] (M) 
[  325.159221]  ? ipv6_get_ifaddr+0x42e/0x620
[  325.161166] 3*64kB (UM) 
[  325.165680]  __alloc_skb+0x119/0x770
[  325.167891] 3*128kB 
[  325.172390]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  325.174339] (M) 
[  325.178576]  ? skb_scrub_packet+0x490/0x490
[  325.181221] 2*256kB 
[  325.184937]  ? lock_downgrade+0x900/0x900
[  325.187233] (M) 
[  325.192515]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.194459] 3*512kB 
[  325.198773]  ? refcount_sub_and_test_checked+0x203/0x310
[  325.201069] (M) 
[  325.205217]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  325.207163] 4*1024kB 
[  325.212704]  ? addrconf_rs_timer+0x6f0/0x6f0
[  325.214998] (UM) 
[  325.220458]  ndisc_alloc_skb+0x144/0x340
[  325.222397] 3*2048kB 
[  325.227849]  ndisc_send_rs+0x331/0x6e0
[  325.230227] (M) 
[  325.234653]  addrconf_rs_timer+0x3c0/0x6f0
[  325.236688] 3*4096kB 
[  325.240755]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  325.243139] (M) 
[  325.247041]  call_timer_fn+0x272/0x920
[  325.248978] = 25232kB
[  325.253215]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  325.255599] Node 0 
[  325.259842]  ? process_timeout+0x40/0x40
[  325.261789] Normal: 
[  325.265675]  ? find_held_lock+0x36/0x1c0
[  325.268062] 1065*4kB 
[  325.272298]  ? __run_timers+0x7da/0xc70
[  325.274496] (MEH) 
[  325.278554]  ? _raw_spin_unlock_irq+0x27/0x80
[  325.280853] 487*8kB 
[  325.284911]  ? _raw_spin_unlock_irq+0x27/0x80
[  325.287292] (ME) 
[  325.291271]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  325.293388] 153*16kB (MEH) 
[  325.297888]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  325.300183] 77*32kB 
[  325.304675]  ? trace_hardirqs_on+0xbd/0x310
[  325.306715] (UM) 
[  325.310943]  ? kasan_check_read+0x11/0x20
[  325.313845] 0*64kB 1*128kB 
[  325.318445]  ? __run_timers+0x7da/0xc70
[  325.320739] (H) 
[  325.325064]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  325.327092] 1*256kB (U) 
[  325.331253]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  325.334155] 1*512kB 
[  325.338132]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  325.340494] (U) 
[  325.345948]  __run_timers+0x7e5/0xc70
[  325.348588] 0*1024kB 0*2048kB 
[  325.352868]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  325.355155] 0*4096kB 
[  325.359388]  ? compat_start_thread+0x80/0x80
[  325.361339] = 13964kB
[  325.365134]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.368303] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  325.373657]  ? kasan_check_write+0x14/0x20
[  325.376046] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  325.380460]  ? finish_task_switch+0x2f5/0x900
[  325.382847] 412 total pagecache pages
[  325.388377]  ? __switch_to_asm+0x40/0x70
[  325.388400]  ? preempt_notifier_register+0x200/0x200
[  325.397238] 0 pages in swap cache
[  325.401473]  ? __switch_to_asm+0x34/0x70
[  325.410018] Swap cache stats: add 0, delete 0, find 0/0
[  325.410027] Free swap  = 0kB
[  325.414527]  ? __switch_to_asm+0x40/0x70
[  325.418294] Total swap = 0kB
[  325.418302] 1965979 pages RAM
[  325.422366]  ? __switch_to_asm+0x34/0x70
[  325.427436] 0 pages HighMem/MovableOnly
[  325.427445] 343323 pages reserved
[  325.430898]  ? __switch_to_asm+0x40/0x70
[  325.435615] 0 pages cma reserved
[  325.435701] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  325.440980]  ? __switch_to_asm+0x34/0x70
[  325.440997]  ? __switch_to_asm+0x40/0x70
[  325.444090] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  325.448055]  ? pvclock_read_flags+0x160/0x160
[  325.451059] syz-executor0 cpuset=
[  325.454173]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.458201] syz0
[  325.462175]  ? check_preemption_disabled+0x48/0x200
[  325.465600]  mems_allowed=0
[  325.469680]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  325.526962]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  325.532260]  ? rcu_pm_notify+0xc0/0xc0
[  325.536154]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.541701]  ? check_preemption_disabled+0x48/0x200
[  325.546734]  run_timer_softirq+0x52/0xb0
[  325.550800]  ? rcu_read_lock_sched_held+0x108/0x120
[  325.555823]  __do_softirq+0x30b/0xad8
[  325.559649]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  325.564762]  ? trace_hardirqs_off_caller+0x300/0x300
[  325.569867]  ? trace_hardirqs_on+0x310/0x310
[  325.574301]  ? schedule+0x108/0x460
[  325.577959]  ? __schedule+0x1ed0/0x1ed0
[  325.581942]  ? trace_hardirqs_off+0xb8/0x300
[  325.586356]  ? ___might_sleep+0x1ed/0x300
[  325.590506]  ? smpboot_thread_fn+0x68b/0xa00
[  325.594919]  ? trace_hardirqs_on+0x310/0x310
[  325.599334]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  325.604877]  ? check_preemption_disabled+0x48/0x200
[  325.609901]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.615448]  ? takeover_tasklets+0xa90/0xa90
[  325.619865]  run_ksoftirqd+0x94/0x100
[  325.623666]  smpboot_thread_fn+0x68b/0xa00
[  325.627943]  ? sort_range+0x30/0x30
[  325.631588]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  325.636704]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  325.642245]  ? __kthread_parkme+0xfb/0x1a0
[  325.646486]  kthread+0x35a/0x420
[  325.649853]  ? sort_range+0x30/0x30
[  325.653509]  ? kthread_bind+0x40/0x40
[  325.657318]  ret_from_fork+0x3a/0x50
[  325.661072] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  325.661151] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  325.668343] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  325.668348] Call Trace:
[  325.668354]  <IRQ>
[  325.668372]  dump_stack+0x1c4/0x2b4
[  325.668387]  ? dump_stack_print_info.cold.2+0x52/0x52
[  325.668414]  warn_alloc.cold.118+0xb7/0x1bd
[  325.674996] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  325.684248]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  325.686807] ksoftirqd/1 cpuset=
[  325.688966]  ? lock_downgrade+0x900/0x900
[  325.692572] /
[  325.697777]  ? trace_hardirqs_off+0xb8/0x300
[  325.702071]  mems_allowed=0
[  325.712397]  ? trace_hardirqs_off+0xb8/0x300
[  325.738063]  __alloc_pages_slowpath+0x2667/0x2d80
[  325.742941]  ? warn_alloc+0x120/0x120
[  325.746747]  ? trace_hardirqs_on+0x310/0x310
[  325.751168]  ? warn_alloc+0x120/0x120
[  325.754976]  ? print_usage_bug+0xc0/0xc0
[  325.759046]  ? warn_alloc+0x120/0x120
[  325.762852]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  325.767874]  ? print_usage_bug+0xc0/0xc0
[  325.771937]  ? __lock_acquire+0x7ec/0x4ec0
[  325.776170]  ? __lock_acquire+0x7ec/0x4ec0
[  325.780411]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  325.785957]  ? should_fail+0x22d/0xd01
[  325.789855]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  325.794965]  ? __lock_acquire+0x7ec/0x4ec0
[  325.799208]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  325.804311]  ? __lock_acquire+0x7ec/0x4ec0
[  325.808550]  ? should_fail+0x22d/0xd01
[  325.812440]  ? print_usage_bug+0xc0/0xc0
[  325.816512]  ? mark_held_locks+0x130/0x130
[  325.820760]  ? mark_held_locks+0x130/0x130
[  325.825011]  ? graph_lock+0x170/0x170
[  325.828817]  ? print_usage_bug+0xc0/0xc0
[  325.832880]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  325.837649]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.843205]  ? check_preemption_disabled+0x48/0x200
[  325.848242]  ? check_preemption_disabled+0x48/0x200
[  325.853287]  ? __lock_is_held+0xb5/0x140
[  325.857368]  __alloc_pages_nodemask+0xa80/0xde0
[  325.862042]  ? graph_lock+0x170/0x170
[  325.865851]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  325.870873]  ? graph_lock+0x170/0x170
[  325.874692]  ? find_held_lock+0x36/0x1c0
[  325.878773]  ? ____cache_alloc_node+0x1c7/0x1e0
[  325.883455]  ? lock_downgrade+0x900/0x900
[  325.887628]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.893197]  cache_grow_begin+0x91/0x8c0
[  325.897277]  ? do_raw_spin_unlock+0xa7/0x2f0
[  325.901706]  fallback_alloc+0x203/0x2e0
[  325.905701]  ____cache_alloc_node+0x1c7/0x1e0
[  325.910218]  kmem_cache_alloc_node+0xe3/0x730
[  325.914721]  ? ipv6_get_ifaddr+0x42e/0x620
[  325.918967]  __alloc_skb+0x119/0x770
[  325.922692]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  325.927977]  ? skb_scrub_packet+0x490/0x490
[  325.932305]  ? lock_downgrade+0x900/0x900
[  325.936476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.942028]  ? refcount_sub_and_test_checked+0x203/0x310
[  325.947492]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  325.952954]  ? addrconf_rs_timer+0x6f0/0x6f0
[  325.957377]  ndisc_alloc_skb+0x144/0x340
[  325.961448]  ndisc_send_rs+0x331/0x6e0
[  325.965344]  addrconf_rs_timer+0x3c0/0x6f0
[  325.969587]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  325.973843]  call_timer_fn+0x272/0x920
[  325.977736]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  325.981982]  ? process_timeout+0x40/0x40
[  325.986045]  ? find_held_lock+0x36/0x1c0
[  325.990127]  ? __run_timers+0x7da/0xc70
[  325.994108]  ? _raw_spin_unlock_irq+0x27/0x80
[  325.998631]  ? _raw_spin_unlock_irq+0x27/0x80
[  326.003138]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  326.007383]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  326.011978]  ? trace_hardirqs_on+0xbd/0x310
[  326.016301]  ? kasan_check_read+0x11/0x20
[  326.020453]  ? __run_timers+0x7da/0xc70
[  326.024431]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  326.029896]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  326.034169]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  326.038415]  __run_timers+0x7e5/0xc70
[  326.042238]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  326.047618]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  326.052654]  ? graph_lock+0x170/0x170
[  326.056471]  ? enqueue_hrtimer+0x1a5/0x560
[  326.060710]  ? lock_release+0x970/0x970
[  326.064701]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  326.069908]  ? find_held_lock+0x36/0x1c0
[  326.073977]  ? graph_lock+0x170/0x170
[  326.077781]  ? pvclock_read_flags+0x160/0x160
[  326.082288]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.087833]  ? check_preemption_disabled+0x48/0x200
[  326.092867]  ? __lock_is_held+0xb5/0x140
[  326.096946]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.102487]  ? check_preemption_disabled+0x48/0x200
[  326.107523]  run_timer_softirq+0x52/0xb0
[  326.111590]  ? rcu_read_lock_sched_held+0x108/0x120
[  326.116652]  __do_softirq+0x30b/0xad8
[  326.120484]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  326.125613]  ? pvclock_read_flags+0x160/0x160
[  326.130108]  ? lapic_next_event+0x5a/0x90
[  326.134267]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.139805]  ? check_preemption_disabled+0x48/0x200
[  326.144825]  ? check_preemption_disabled+0x48/0x200
[  326.149870]  ? kvm_clock_read+0x18/0x30
[  326.153858]  ? kvm_sched_clock_read+0x9/0x20
[  326.158269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.163808]  ? check_preemption_disabled+0x48/0x200
[  326.168839]  irq_exit+0x17f/0x1c0
[  326.172301]  smp_apic_timer_interrupt+0x1cb/0x760
[  326.177144]  ? smp_reschedule_interrupt+0x109/0x650
[  326.182190]  ? smp_call_function_single_interrupt+0x650/0x650
[  326.188093]  ? interrupt_entry+0xb5/0xf0
[  326.192158]  ? trace_hardirqs_off_caller+0xbb/0x300
[  326.197176]  ? trace_hardirqs_off_caller+0xbb/0x300
[  326.202201]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  326.207052]  ? trace_hardirqs_off+0x300/0x300
[  326.211579]  ? trace_hardirqs_off+0x300/0x300
[  326.216087]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  326.221652]  ? check_preemption_disabled+0x48/0x200
[  326.226708]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  326.232261]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  326.237127]  apic_timer_interrupt+0xf/0x20
[  326.241360]  </IRQ>
[  326.243613] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  326.248553] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  326.267464] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  326.275183] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  326.282474] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  326.289754] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  326.297031] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  326.304312] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  326.311648]  skb_clone+0x1bb/0x500
[  326.315202]  ? finish_task_switch+0x1b5/0x900
[  326.319707]  ? skb_split+0x11e0/0x11e0
[  326.323694]  ? preempt_notifier_register+0x200/0x200
[  326.328803]  ? __switch_to_asm+0x34/0x70
[  326.332870]  ? __switch_to_asm+0x34/0x70
[  326.336937]  ? __switch_to_asm+0x40/0x70
[  326.341447]  ? __switch_to_asm+0x34/0x70
[  326.345512]  ? __switch_to_asm+0x40/0x70
[  326.349575]  ? __switch_to_asm+0x34/0x70
[  326.353824]  ? __switch_to_asm+0x40/0x70
[  326.357883]  ? __switch_to_asm+0x34/0x70
[  326.361950]  ? __switch_to_asm+0x34/0x70
[  326.366012]  ? __switch_to_asm+0x40/0x70
[  326.370075]  ? __switch_to_asm+0x34/0x70
[  326.374149]  bpf_clone_redirect+0xb9/0x490
[  326.378387]  ? __schedule+0x874/0x1ed0
[  326.382287]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  326.387314]  ? __sched_text_start+0x8/0x8
[  326.391464]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  326.396237]  ? find_held_lock+0x36/0x1c0
[  326.400310]  ? lock_acquire+0x1ed/0x520
[  326.404287]  ? bpf_test_run+0x32e/0x5a0
[  326.408269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.413813]  ? check_preemption_disabled+0x48/0x200
[  326.418848]  ? kasan_check_read+0x11/0x20
[  326.423005]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  326.428289]  ? rcu_bh_qs+0xc0/0xc0
[  326.431845]  ? preempt_schedule+0x4d/0x60
[  326.435999]  ? ___preempt_schedule+0x16/0x18
[  326.440422]  ? bpf_test_run+0x1c0/0x5a0
[  326.444422]  ? netlink_diag_dump+0x2a0/0x2a0
[  326.448845]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  326.454391]  ? bpf_test_init.isra.9+0x70/0x100
[  326.458992]  ? bpf_prog_test_run_skb+0x634/0xb40
[  326.463768]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  326.468630]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  326.474525]  ? fput+0x130/0x1a0
[  326.477809]  ? __bpf_prog_get+0x9b/0x290
[  326.481890]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  326.486746]  ? bpf_prog_test_run+0x130/0x1a0
[  326.491170]  ? __x64_sys_bpf+0x3d8/0x510
[  326.495236]  ? bpf_prog_get+0x20/0x20
[  326.499046]  ? ksys_ioctl+0x81/0xd0
[  326.502696]  ? do_syscall_64+0x1b9/0x820
[  326.506765]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  326.512142]  ? syscall_return_slowpath+0x5e0/0x5e0
[  326.517093]  ? trace_hardirqs_off+0x300/0x300
[  326.521604]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  326.526642]  ? recalc_sigpending_tsk+0x180/0x180
[  326.531408]  ? kasan_check_write+0x14/0x20
[  326.535654]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  326.540521]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  326.545907] warn_alloc_show_mem: 1 callbacks suppressed
[  326.545919] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  326.545921] Mem-Info:
[  326.545953] active_anon:49480 inactive_anon:371 isolated_anon:0
[  326.545953]  active_file:14 inactive_file:18 isolated_file:1
[  326.545953]  unevictable:0 dirty:0 writeback:0 unstable:0
[  326.545953]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  326.545953]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  326.545953]  free:13768 free_pcp:583 free_cma:0
[  326.551290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  326.551300] Call Trace:
[  326.558156] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  326.560579]  dump_stack+0x1c4/0x2b4
[  326.593447] Node 0 
[  326.602818]  ? dump_stack_print_info.cold.2+0x52/0x52
[  326.605397] 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
[  326.633102]  warn_alloc.cold.118+0xb7/0x1bd
[  326.636705] lowmem_reserve[]:
[  326.638953]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  326.644119]  0
[  326.669646]  ? lock_downgrade+0x900/0x900
[  326.673952]  2815
[  326.677068]  ? trace_hardirqs_off+0xb8/0x300
[  326.681878]  6318
[  326.683691]  ? trace_hardirqs_off+0xb8/0x300
[  326.687802]  6318
[  326.689882]  __alloc_pages_slowpath+0x2667/0x2d80
[  326.694259] Node 0 
[  326.696352]  ? warn_alloc+0x120/0x120
[  326.700725] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  326.702769]  ? warn_alloc+0x120/0x120
[  326.707577] lowmem_reserve[]: 0
[  326.709836]  ? print_usage_bug+0xc0/0xc0
[  326.713597]  0 3503
[  326.740523]  ? warn_alloc+0x120/0x120
[  326.744306]  3503
[  326.747596]  ? print_usage_bug+0xc0/0xc0
[  326.753887]  ? __lock_acquire+0x7ec/0x4ec0
[  326.757657] Node 0 
[  326.759722]  ? __lock_acquire+0x7ec/0x4ec0
[  326.763783] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  326.767995]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  326.770208] lowmem_reserve[]: 0
[  326.774466]  ? should_fail+0x22d/0xd01
[  326.802904]  0
[  326.808450]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  326.811695]  0
[  326.815582]  ? __lock_acquire+0x7ec/0x4ec0
[  326.817354]  0
[  326.822460]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  326.828486]  ? __lock_acquire+0x7ec/0x4ec0
[  326.830261] Node 0 
[  326.835372]  ? should_fail+0x22d/0xd01
[  326.839578] DMA: 
[  326.841819]  ? print_usage_bug+0xc0/0xc0
[  326.845678] 1*4kB 
[  326.847750]  ? mark_held_locks+0x130/0x130
[  326.851772] (U) 
[  326.853922]  ? mark_held_locks+0x130/0x130
[  326.858124] 0*8kB 
[  326.860100]  ? graph_lock+0x170/0x170
[  326.864301] 0*16kB 
[  326.866447]  ? print_usage_bug+0xc0/0xc0
[  326.870217] 1*32kB (U) 
[  326.872459]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  326.876487] 2*64kB (U) 
[  326.879076]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.883804] 1*128kB 
[  326.886386]  ? check_preemption_disabled+0x48/0x200
[  326.891898] (U) 
[  326.894223]  ? check_preemption_disabled+0x48/0x200
[  326.899212] 1*256kB 
[  326.901201]  ? __lock_is_held+0xb5/0x140
[  326.906180] (U) 
[  326.908508]  __alloc_pages_nodemask+0xa80/0xde0
[  326.912528] 0*512kB 1*1024kB 
[  326.914510]  ? graph_lock+0x170/0x170
[  326.919152] (U) 
[  326.922273]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  326.926046] 1*2048kB 
[  326.928016]  ? graph_lock+0x170/0x170
[  326.933011] (M) 
[  326.935429]  ? find_held_lock+0x36/0x1c0
[  326.939193] 3*4096kB 
[  326.941183]  ? ____cache_alloc_node+0x1c7/0x1e0
[  326.945204] (M) 
[  326.947623]  ? lock_downgrade+0x900/0x900
[  326.952261] = 15908kB
[  326.954242]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.958355] Node 0 
[  326.960767]  cache_grow_begin+0x91/0x8c0
[  326.966271] DMA32: 
[  326.968504]  ? do_raw_spin_unlock+0xa7/0x2f0
[  326.972553] 4*4kB 
[  326.974790]  fallback_alloc+0x203/0x2e0
[  326.979199] (UM) 
[  326.981352]  ____cache_alloc_node+0x1c7/0x1e0
[  326.985290] 2*8kB (M) 
[  326.987369]  kmem_cache_alloc_node+0xe3/0x730
[  326.991825] 1*16kB (M) 
[  326.994331]  ? ipv6_get_ifaddr+0x42e/0x620
[  326.998804] 1*32kB 
[  327.001392]  __alloc_skb+0x119/0x770
[  327.005591] (M) 
[  327.007840]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  327.011520] 3*64kB 
[  327.013518]  ? skb_scrub_packet+0x490/0x490
[  327.018764] (UM) 
[  327.021001]  ? lock_downgrade+0x900/0x900
[  327.025287] 3*128kB (M) 
[  327.027366]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.031486] 2*256kB 
[  327.034152]  ? refcount_sub_and_test_checked+0x203/0x310
[  327.039659] (M) 
[  327.041986]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  327.047406] 3*512kB 
[  327.049385]  ? addrconf_rs_timer+0x6f0/0x6f0
[  327.054805] (M) 
[  327.057135]  ndisc_alloc_skb+0x144/0x340
[  327.061498] 4*1024kB (UM) 
[  327.063487]  ndisc_send_rs+0x331/0x6e0
[  327.067508] 3*2048kB (M) 
[  327.070365]  addrconf_rs_timer+0x3c0/0x6f0
[  327.074216] 3*4096kB 
[  327.076976]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  327.081173] (M) = 25232kB
[  327.083600]  call_timer_fn+0x272/0x920
[  327.087795] Node 0 
[  327.090552]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  327.094408] Normal: 
[  327.096652]  ? process_timeout+0x40/0x40
[  327.100867] 1065*4kB 
[  327.103183]  ? find_held_lock+0x36/0x1c0
[  327.107217] (MEH) 
[  327.109637]  ? __run_timers+0x7da/0xc70
[  327.113656] 487*8kB (ME) 
[  327.115812]  ? _raw_spin_unlock_irq+0x27/0x80
[  327.119762] 153*16kB 
[  327.122519]  ? _raw_spin_unlock_irq+0x27/0x80
[  327.126982] (MEH) 
[  327.129390]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  327.133856] 77*32kB (UM) 
[  327.136011]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  327.140211] 0*64kB 1*128kB 
[  327.142972]  ? trace_hardirqs_on+0xbd/0x310
[  327.147524] (H) 
[  327.150450]  ? kasan_check_read+0x11/0x20
[  327.154745] 1*256kB (U) 
[  327.156730]  ? __run_timers+0x7da/0xc70
[  327.160843] 1*512kB (U) 
[  327.163522]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  327.167498] 0*1024kB 0*2048kB 
[  327.170189]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  327.175602] 0*4096kB = 13964kB
[  327.178811]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  327.183021] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  327.186203]  __run_timers+0x7e5/0xc70
[  327.190413] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  327.199251]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  327.203023] 412 total pagecache pages
[  327.211596]  ? compat_start_thread+0x80/0x80
[  327.216949] 0 pages in swap cache
[  327.220742]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.225119] Swap cache stats: add 0, delete 0, find 0/0
[  327.225128] Free swap  = 0kB
[  327.228577]  ? kasan_check_write+0x14/0x20
[  327.234078] Total swap = 0kB
[  327.234086] 1965979 pages RAM
[  327.239448]  ? finish_task_switch+0x2f5/0x900
[  327.242440] 0 pages HighMem/MovableOnly
[  327.246685]  ? __switch_to_asm+0x40/0x70
[  327.249680] 343323 pages reserved
[  327.252785]  ? preempt_notifier_register+0x200/0x200
[  327.257248] 0 pages cma reserved
[  327.261218]  ? __switch_to_asm+0x34/0x70
[  327.265318] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  327.268698]  ? __switch_to_asm+0x40/0x70
[  327.273877] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  327.277142]  ? __switch_to_asm+0x34/0x70
[  327.281181] syz-executor0 cpuset=
[  327.287671]  ? __switch_to_asm+0x40/0x70
[  327.291708] syz0
[  327.302204]  ? __switch_to_asm+0x34/0x70
[  327.302221]  ? __switch_to_asm+0x40/0x70
[  327.306275]  mems_allowed=0
[  327.309731]  ? pvclock_read_flags+0x160/0x160
[  327.331215]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.336767]  ? check_preemption_disabled+0x48/0x200
[  327.342036]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  327.347589]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  327.352890]  ? rcu_pm_notify+0xc0/0xc0
[  327.356795]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.362341]  ? check_preemption_disabled+0x48/0x200
[  327.367379]  run_timer_softirq+0x52/0xb0
[  327.371445]  ? rcu_read_lock_sched_held+0x108/0x120
[  327.376472]  __do_softirq+0x30b/0xad8
[  327.380291]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  327.385423]  ? trace_hardirqs_off_caller+0x300/0x300
[  327.390535]  ? trace_hardirqs_on+0x310/0x310
[  327.394954]  ? schedule+0x108/0x460
[  327.398588]  ? __schedule+0x1ed0/0x1ed0
[  327.402582]  ? trace_hardirqs_off+0xb8/0x300
[  327.407003]  ? ___might_sleep+0x1ed/0x300
[  327.411156]  ? smpboot_thread_fn+0x68b/0xa00
[  327.415584]  ? trace_hardirqs_on+0x310/0x310
[  327.420007]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  327.425553]  ? check_preemption_disabled+0x48/0x200
[  327.430577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.436136]  ? takeover_tasklets+0xa90/0xa90
[  327.440560]  run_ksoftirqd+0x94/0x100
[  327.444366]  smpboot_thread_fn+0x68b/0xa00
[  327.448616]  ? sort_range+0x30/0x30
[  327.452253]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  327.457359]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  327.462908]  ? __kthread_parkme+0xfb/0x1a0
[  327.467152]  kthread+0x35a/0x420
[  327.470526]  ? sort_range+0x30/0x30
[  327.474155]  ? kthread_bind+0x40/0x40
[  327.477967]  ret_from_fork+0x3a/0x50
[  327.481707] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  327.481807] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  327.488983] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  327.488988] Call Trace:
[  327.488995]  <IRQ>
[  327.489013]  dump_stack+0x1c4/0x2b4
[  327.489028]  ? dump_stack_print_info.cold.2+0x52/0x52
[  327.489057]  warn_alloc.cold.118+0xb7/0x1bd
[  327.495659] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  327.504889]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  327.507451] ksoftirqd/1 cpuset=
[  327.509600]  ? lock_downgrade+0x900/0x900
[  327.513210] /
[  327.518421]  ? trace_hardirqs_off+0xb8/0x300
[  327.522715]  mems_allowed=0
[  327.533026]  ? trace_hardirqs_off+0xb8/0x300
[  327.558679]  __alloc_pages_slowpath+0x2667/0x2d80
[  327.563555]  ? warn_alloc+0x120/0x120
[  327.567363]  ? trace_hardirqs_on+0x310/0x310
[  327.571772]  ? warn_alloc+0x120/0x120
[  327.575581]  ? print_usage_bug+0xc0/0xc0
[  327.579668]  ? warn_alloc+0x120/0x120
[  327.583469]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  327.588488]  ? print_usage_bug+0xc0/0xc0
[  327.592554]  ? __lock_acquire+0x7ec/0x4ec0
[  327.596790]  ? __lock_acquire+0x7ec/0x4ec0
[  327.601033]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  327.606570]  ? should_fail+0x22d/0xd01
[  327.610460]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  327.615563]  ? __lock_acquire+0x7ec/0x4ec0
[  327.619802]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  327.624903]  ? __lock_acquire+0x7ec/0x4ec0
[  327.629134]  ? should_fail+0x22d/0xd01
[  327.633020]  ? print_usage_bug+0xc0/0xc0
[  327.637094]  ? mark_held_locks+0x130/0x130
[  327.641332]  ? mark_held_locks+0x130/0x130
[  327.645576]  ? graph_lock+0x170/0x170
[  327.649387]  ? print_usage_bug+0xc0/0xc0
[  327.653453]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  327.658214]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.663751]  ? check_preemption_disabled+0x48/0x200
[  327.668765]  ? check_preemption_disabled+0x48/0x200
[  327.673797]  ? __lock_is_held+0xb5/0x140
[  327.677868]  __alloc_pages_nodemask+0xa80/0xde0
[  327.682538]  ? graph_lock+0x170/0x170
[  327.686347]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  327.691374]  ? graph_lock+0x170/0x170
[  327.695196]  ? find_held_lock+0x36/0x1c0
[  327.699275]  ? ____cache_alloc_node+0x1c7/0x1e0
[  327.703951]  ? lock_downgrade+0x900/0x900
[  327.708114]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.713689]  cache_grow_begin+0x91/0x8c0
[  327.717758]  ? do_raw_spin_unlock+0xa7/0x2f0
[  327.722180]  fallback_alloc+0x203/0x2e0
[  327.726166]  ____cache_alloc_node+0x1c7/0x1e0
[  327.730679]  kmem_cache_alloc_node+0xe3/0x730
[  327.735179]  ? ipv6_get_ifaddr+0x42e/0x620
[  327.739432]  __alloc_skb+0x119/0x770
[  327.743155]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  327.748446]  ? skb_scrub_packet+0x490/0x490
[  327.752778]  ? lock_downgrade+0x900/0x900
[  327.756964]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.762504]  ? refcount_sub_and_test_checked+0x203/0x310
[  327.767965]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  327.773423]  ? addrconf_rs_timer+0x6f0/0x6f0
[  327.777847]  ndisc_alloc_skb+0x144/0x340
[  327.781917]  ndisc_send_rs+0x331/0x6e0
[  327.785815]  addrconf_rs_timer+0x3c0/0x6f0
[  327.790056]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  327.794313]  call_timer_fn+0x272/0x920
[  327.798216]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  327.802463]  ? process_timeout+0x40/0x40
[  327.806524]  ? find_held_lock+0x36/0x1c0
[  327.810597]  ? __run_timers+0x7da/0xc70
[  327.814584]  ? _raw_spin_unlock_irq+0x27/0x80
[  327.819092]  ? _raw_spin_unlock_irq+0x27/0x80
[  327.823594]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  327.827846]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  327.832431]  ? trace_hardirqs_on+0xbd/0x310
[  327.836754]  ? kasan_check_read+0x11/0x20
[  327.840909]  ? __run_timers+0x7da/0xc70
[  327.844887]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  327.850346]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  327.854592]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  327.858838]  __run_timers+0x7e5/0xc70
[  327.862658]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  327.868030]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  327.873047]  ? graph_lock+0x170/0x170
[  327.876851]  ? enqueue_hrtimer+0x1a5/0x560
[  327.881083]  ? lock_release+0x970/0x970
[  327.885065]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  327.890268]  ? find_held_lock+0x36/0x1c0
[  327.894336]  ? graph_lock+0x170/0x170
[  327.898143]  ? pvclock_read_flags+0x160/0x160
[  327.902651]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.908199]  ? check_preemption_disabled+0x48/0x200
[  327.913236]  ? __lock_is_held+0xb5/0x140
[  327.917299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.922840]  ? check_preemption_disabled+0x48/0x200
[  327.927877]  run_timer_softirq+0x52/0xb0
[  327.931950]  ? rcu_read_lock_sched_held+0x108/0x120
[  327.936986]  __do_softirq+0x30b/0xad8
[  327.940801]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  327.945914]  ? pvclock_read_flags+0x160/0x160
[  327.950416]  ? lapic_next_event+0x5a/0x90
[  327.954572]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.960112]  ? check_preemption_disabled+0x48/0x200
[  327.965131]  ? check_preemption_disabled+0x48/0x200
[  327.970162]  ? kvm_clock_read+0x18/0x30
[  327.974141]  ? kvm_sched_clock_read+0x9/0x20
[  327.978554]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.984091]  ? check_preemption_disabled+0x48/0x200
[  327.989129]  irq_exit+0x17f/0x1c0
[  327.992587]  smp_apic_timer_interrupt+0x1cb/0x760
[  327.997434]  ? smp_reschedule_interrupt+0x109/0x650
[  328.002454]  ? smp_call_function_single_interrupt+0x650/0x650
[  328.008347]  ? interrupt_entry+0xb5/0xf0
[  328.012416]  ? trace_hardirqs_off_caller+0xbb/0x300
[  328.017437]  ? trace_hardirqs_off_caller+0xbb/0x300
[  328.022461]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  328.027308]  ? trace_hardirqs_off+0x300/0x300
[  328.031804]  ? trace_hardirqs_off+0x300/0x300
[  328.036305]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  328.041847]  ? check_preemption_disabled+0x48/0x200
[  328.046865]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  328.052417]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  328.057271]  apic_timer_interrupt+0xf/0x20
[  328.061503]  </IRQ>
[  328.063750] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  328.068687] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  328.087599] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  328.095328] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  328.102603] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  328.109884] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  328.117159] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  328.124433] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  328.131757]  skb_clone+0x1bb/0x500
[  328.135308]  ? finish_task_switch+0x1b5/0x900
[  328.139817]  ? skb_split+0x11e0/0x11e0
[  328.143711]  ? preempt_notifier_register+0x200/0x200
[  328.148816]  ? __switch_to_asm+0x34/0x70
[  328.152881]  ? __switch_to_asm+0x34/0x70
[  328.156941]  ? __switch_to_asm+0x40/0x70
[  328.161004]  ? __switch_to_asm+0x34/0x70
[  328.165067]  ? __switch_to_asm+0x40/0x70
[  328.169126]  ? __switch_to_asm+0x34/0x70
[  328.173185]  ? __switch_to_asm+0x40/0x70
[  328.177247]  ? __switch_to_asm+0x34/0x70
[  328.181311]  ? __switch_to_asm+0x34/0x70
[  328.185368]  ? __switch_to_asm+0x40/0x70
[  328.189427]  ? __switch_to_asm+0x34/0x70
[  328.193502]  bpf_clone_redirect+0xb9/0x490
[  328.197742]  ? __schedule+0x874/0x1ed0
[  328.201641]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  328.206678]  ? __sched_text_start+0x8/0x8
[  328.210828]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  328.215600]  ? find_held_lock+0x36/0x1c0
[  328.219687]  ? lock_acquire+0x1ed/0x520
[  328.223672]  ? bpf_test_run+0x32e/0x5a0
[  328.227651]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  328.233193]  ? check_preemption_disabled+0x48/0x200
[  328.238219]  ? kasan_check_read+0x11/0x20
[  328.242376]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  328.247664]  ? rcu_bh_qs+0xc0/0xc0
[  328.251218]  ? preempt_schedule+0x4d/0x60
[  328.255374]  ? ___preempt_schedule+0x16/0x18
[  328.259791]  ? bpf_test_run+0x1c0/0x5a0
[  328.263779]  ? netlink_diag_dump+0x2a0/0x2a0
[  328.268192]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  328.273731]  ? bpf_test_init.isra.9+0x70/0x100
[  328.278318]  ? bpf_prog_test_run_skb+0x634/0xb40
[  328.283084]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  328.287933]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  328.293477]  ? fput+0x130/0x1a0
[  328.296761]  ? __bpf_prog_get+0x9b/0x290
[  328.300830]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  328.305683]  ? bpf_prog_test_run+0x130/0x1a0
[  328.310103]  ? __x64_sys_bpf+0x3d8/0x510
[  328.314187]  ? bpf_prog_get+0x20/0x20
[  328.318010]  ? ksys_ioctl+0x81/0xd0
[  328.321662]  ? do_syscall_64+0x1b9/0x820
[  328.325732]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  328.331106]  ? syscall_return_slowpath+0x5e0/0x5e0
[  328.336046]  ? trace_hardirqs_off+0x300/0x300
[  328.340926]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  328.345946]  ? recalc_sigpending_tsk+0x180/0x180
[  328.350702]  ? kasan_check_write+0x14/0x20
[  328.354948]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  328.359807]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  328.365187] warn_alloc_show_mem: 1 callbacks suppressed
[  328.365199] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  328.365201] Mem-Info:
[  328.365233] active_anon:49480 inactive_anon:371 isolated_anon:0
[  328.365233]  active_file:14 inactive_file:18 isolated_file:1
[  328.365233]  unevictable:0 dirty:0 writeback:0 unstable:0
[  328.365233]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  328.365233]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  328.365233]  free:13768 free_pcp:583 free_cma:0
[  328.370571] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  328.377421] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  328.379827] Call Trace:
[  328.412714] Node 0 
[  328.422085]  dump_stack+0x1c4/0x2b4
[  328.449769] 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
[  328.452334]  ? dump_stack_print_info.cold.2+0x52/0x52
[  328.454531] lowmem_reserve[]: 0
[  328.458183]  warn_alloc.cold.118+0xb7/0x1bd
[  328.484019]  2815 6318
[  328.489241]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  328.492507]  6318
[  328.496897]  ? lock_downgrade+0x900/0x900
[  328.499361] Node 0 
[  328.504207]  ? trace_hardirqs_off+0xb8/0x300
[  328.506261] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  328.510413]  ? trace_hardirqs_off+0xb8/0x300
[  328.512625] lowmem_reserve[]:
[  328.517046]  __alloc_pages_slowpath+0x2667/0x2d80
[  328.543914]  0
[  328.548354]  ? warn_alloc+0x120/0x120
[  328.551403]  0
[  328.556253]  ? warn_alloc+0x120/0x120
[  328.558020]  3503
[  328.561817]  ? print_usage_bug+0xc0/0xc0
[  328.563582]  3503
[  328.567398]  ? warn_alloc+0x120/0x120
[  328.569437] Node 0 
[  328.573492]  ? print_usage_bug+0xc0/0xc0
[  328.575555] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  328.579327]  ? __lock_acquire+0x7ec/0x4ec0
[  328.581537] lowmem_reserve[]:
[  328.585598]  ? __lock_acquire+0x7ec/0x4ec0
[  328.614131]  0
[  328.618377]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  328.621443]  0 0
[  328.625689]  ? should_fail+0x22d/0xd01
[  328.625708]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  328.627485]  0
[  328.633020]  ? __lock_acquire+0x7ec/0x4ec0
[  328.638852]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  328.643930] Node 0 
[  328.645732]  ? __lock_acquire+0x7ec/0x4ec0
[  328.649927] DMA: 1*4kB 
[  328.655037]  ? should_fail+0x22d/0xd01
[  328.657248] (U) 
[  328.661477]  ? print_usage_bug+0xc0/0xc0
[  328.661501]  ? mark_held_locks+0x130/0x130
[  328.664050] 0*8kB 0*16kB 
[  328.667949]  ? mark_held_locks+0x130/0x130
[  328.669893] 1*32kB 
[  328.673953]  ? graph_lock+0x170/0x170
[  328.678152] (U) 
[  328.680933]  ? print_usage_bug+0xc0/0xc0
[  328.685135] 2*64kB (U) 
[  328.687387]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  328.691152] 1*128kB (U) 
[  328.693139]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  328.697166] 1*256kB (U) 
[  328.699763]  ? check_preemption_disabled+0x48/0x200
[  328.704494] 0*512kB 
[  328.707164]  ? check_preemption_disabled+0x48/0x200
[  328.712680] 1*1024kB (U) 
[  328.715375]  ? __lock_is_held+0xb5/0x140
[  328.720367] 1*2048kB 
[  328.722697]  __alloc_pages_nodemask+0xa80/0xde0
[  328.727685] (M) 
[  328.730442]  ? graph_lock+0x170/0x170
[  328.734472] 3*4096kB (M) 
[  328.736894]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  328.741534] = 15908kB
[  328.743505]  ? graph_lock+0x170/0x170
[  328.747278] Node 0 
[  328.750042]  ? find_held_lock+0x36/0x1c0
[  328.755020] DMA32: 
[  328.757438]  ? ____cache_alloc_node+0x1c7/0x1e0
[  328.761204] 4*4kB 
[  328.763436]  ? lock_downgrade+0x900/0x900
[  328.767467] (UM) 
[  328.769706]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  328.774338] 2*8kB (M) 
[  328.776497]  cache_grow_begin+0x91/0x8c0
[  328.780617] 1*16kB (M) 
[  328.782693]  ? do_raw_spin_unlock+0xa7/0x2f0
[  328.788208] 1*32kB 
[  328.790712]  fallback_alloc+0x203/0x2e0
[  328.794736] (M) 
[  328.797326]  ____cache_alloc_node+0x1c7/0x1e0
[  328.801699] 3*64kB 
[  328.803935]  kmem_cache_alloc_node+0xe3/0x730
[  328.807873] (UM) 
[  328.809845]  ? ipv6_get_ifaddr+0x42e/0x620
[  328.814305] 3*128kB (M) 
[  328.816557]  __alloc_skb+0x119/0x770
[  328.821010] 2*256kB (M) 
[  328.823081]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  328.827284] 3*512kB 
[  328.829950]  ? skb_scrub_packet+0x490/0x490
[  328.833635] (M) 
[  328.836301]  ? lock_downgrade+0x900/0x900
[  328.841542] 4*1024kB (UM) 
[  328.843877]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  328.848158] 3*2048kB (M) 
[  328.850145]  ? refcount_sub_and_test_checked+0x203/0x310
[  328.854262] 3*4096kB 
[  328.857105]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  328.862623] (M) 
[  328.865379]  ? addrconf_rs_timer+0x6f0/0x6f0
[  328.870797] = 25232kB
[  328.870806] Node 0 
[  328.873226]  ndisc_alloc_skb+0x144/0x340
[  328.878636] Normal: 1065*4kB 
[  328.880627]  ndisc_send_rs+0x331/0x6e0
[  328.885002] (MEH) 
[  328.887416]  addrconf_rs_timer+0x3c0/0x6f0
[  328.889627] 487*8kB 
[  328.893692]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  328.896772] (ME) 
[  328.900669]  call_timer_fn+0x272/0x920
[  328.902786] 153*16kB 
[  328.907056]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  328.909353] (MEH) 
[  328.913585]  ? process_timeout+0x40/0x40
[  328.915627] 77*32kB 
[  328.919515]  ? find_held_lock+0x36/0x1c0
[  328.921903] (UM) 
[  328.926145]  ? __run_timers+0x7da/0xc70
[  328.928257] 0*64kB 1*128kB 
[  328.932327]  ? _raw_spin_unlock_irq+0x27/0x80
[  328.934628] (H) 
[  328.938687]  ? _raw_spin_unlock_irq+0x27/0x80
[  328.938706]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  328.940768] 1*256kB 
[  328.944746]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  328.947648] (U) 
[  328.952143]  ? trace_hardirqs_on+0xbd/0x310
[  328.954086] 1*512kB (U) 
[  328.958595]  ? kasan_check_read+0x11/0x20
[  328.962818] 0*1024kB 
[  328.965145]  ? __run_timers+0x7da/0xc70
[  328.969691] 0*2048kB 0*4096kB 
[  328.971678]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  328.975965] = 13964kB
[  328.975980] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  328.978651]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  328.982772] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  328.985183]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  328.989122] 412 total pagecache pages
[  328.992314]  __run_timers+0x7e5/0xc70
[  328.997740] 0 pages in swap cache
[  329.000152]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  329.008949] Swap cache stats: add 0, delete 0, find 0/0
[  329.008959] Free swap  = 0kB
[  329.013211]  ? compat_start_thread+0x80/0x80
[  329.021768] Total swap = 0kB
[  329.026013]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.029785] 1965979 pages RAM
[  329.033586]  ? kasan_check_write+0x14/0x20
[  329.037001] 0 pages HighMem/MovableOnly
[  329.037009] 343323 pages reserved
[  329.042374]  ? finish_task_switch+0x2f5/0x900
[  329.047702] 0 pages cma reserved
[  329.047783] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  329.050729]  ? __switch_to_asm+0x40/0x70
[  329.055215] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  329.058131]  ? preempt_notifier_register+0x200/0x200
[  329.063644] syz-executor0 cpuset=
[  329.066751]  ? __switch_to_asm+0x34/0x70
[  329.070957] syz0
[  329.074932]  ? __switch_to_asm+0x40/0x70
[  329.078352]  mems_allowed=0
[  329.128720]  ? __switch_to_asm+0x34/0x70
[  329.132789]  ? __switch_to_asm+0x40/0x70
[  329.136856]  ? __switch_to_asm+0x34/0x70
[  329.140922]  ? __switch_to_asm+0x40/0x70
[  329.144998]  ? pvclock_read_flags+0x160/0x160
[  329.149501]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.155042]  ? check_preemption_disabled+0x48/0x200
[  329.160080]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  329.165635]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  329.170929]  ? rcu_pm_notify+0xc0/0xc0
[  329.174830]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.180372]  ? check_preemption_disabled+0x48/0x200
[  329.185407]  run_timer_softirq+0x52/0xb0
[  329.189476]  ? rcu_read_lock_sched_held+0x108/0x120
[  329.194501]  __do_softirq+0x30b/0xad8
[  329.198320]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  329.203424]  ? trace_hardirqs_off_caller+0x300/0x300
[  329.208531]  ? trace_hardirqs_on+0x310/0x310
[  329.212953]  ? schedule+0x108/0x460
[  329.216588]  ? __schedule+0x1ed0/0x1ed0
[  329.220577]  ? trace_hardirqs_off+0xb8/0x300
[  329.224997]  ? ___might_sleep+0x1ed/0x300
[  329.229151]  ? smpboot_thread_fn+0x68b/0xa00
[  329.233568]  ? trace_hardirqs_on+0x310/0x310
[  329.237982]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  329.243527]  ? check_preemption_disabled+0x48/0x200
[  329.248556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.254125]  ? takeover_tasklets+0xa90/0xa90
[  329.258540]  run_ksoftirqd+0x94/0x100
[  329.262346]  smpboot_thread_fn+0x68b/0xa00
[  329.266586]  ? sort_range+0x30/0x30
[  329.270223]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  329.275328]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  329.280873]  ? __kthread_parkme+0xfb/0x1a0
[  329.285116]  kthread+0x35a/0x420
[  329.288483]  ? sort_range+0x30/0x30
[  329.292109]  ? kthread_bind+0x40/0x40
[  329.295918]  ret_from_fork+0x3a/0x50
[  329.299661] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  329.299743] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  329.306942] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  329.306948] Call Trace:
[  329.306954]  <IRQ>
[  329.306974]  dump_stack+0x1c4/0x2b4
[  329.306988]  ? dump_stack_print_info.cold.2+0x52/0x52
[  329.307017]  warn_alloc.cold.118+0xb7/0x1bd
[  329.313620] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  329.322857]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  329.325418] ksoftirqd/1 cpuset=
[  329.327562]  ? lock_downgrade+0x900/0x900
[  329.331170] /
[  329.336358]  ? trace_hardirqs_off+0xb8/0x300
[  329.341113]  mems_allowed=0
[  329.351433]  ? trace_hardirqs_off+0xb8/0x300
[  329.377085]  __alloc_pages_slowpath+0x2667/0x2d80
[  329.381962]  ? warn_alloc+0x120/0x120
[  329.385772]  ? trace_hardirqs_on+0x310/0x310
[  329.390181]  ? warn_alloc+0x120/0x120
[  329.393991]  ? print_usage_bug+0xc0/0xc0
[  329.398055]  ? warn_alloc+0x120/0x120
[  329.401860]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  329.406882]  ? print_usage_bug+0xc0/0xc0
[  329.410947]  ? __lock_acquire+0x7ec/0x4ec0
[  329.415189]  ? __lock_acquire+0x7ec/0x4ec0
[  329.419430]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  329.424976]  ? should_fail+0x22d/0xd01
[  329.428871]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  329.434673]  ? __lock_acquire+0x7ec/0x4ec0
[  329.438928]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  329.444040]  ? __lock_acquire+0x7ec/0x4ec0
[  329.448277]  ? should_fail+0x22d/0xd01
[  329.452164]  ? print_usage_bug+0xc0/0xc0
[  329.456236]  ? mark_held_locks+0x130/0x130
[  329.460479]  ? mark_held_locks+0x130/0x130
[  329.464724]  ? graph_lock+0x170/0x170
[  329.468528]  ? print_usage_bug+0xc0/0xc0
[  329.472593]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  329.477367]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.482906]  ? check_preemption_disabled+0x48/0x200
[  329.487923]  ? check_preemption_disabled+0x48/0x200
[  329.492963]  ? __lock_is_held+0xb5/0x140
[  329.497048]  __alloc_pages_nodemask+0xa80/0xde0
[  329.501719]  ? graph_lock+0x170/0x170
[  329.505529]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  329.510552]  ? graph_lock+0x170/0x170
[  329.514370]  ? find_held_lock+0x36/0x1c0
[  329.518441]  ? ____cache_alloc_node+0x1c7/0x1e0
[  329.523112]  ? lock_downgrade+0x900/0x900
[  329.527269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.532819]  cache_grow_begin+0x91/0x8c0
[  329.536889]  ? do_raw_spin_unlock+0xa7/0x2f0
[  329.541309]  fallback_alloc+0x203/0x2e0
[  329.545292]  ____cache_alloc_node+0x1c7/0x1e0
[  329.549794]  kmem_cache_alloc_node+0xe3/0x730
[  329.554292]  ? ipv6_get_ifaddr+0x42e/0x620
[  329.558630]  __alloc_skb+0x119/0x770
[  329.562352]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  329.567639]  ? skb_scrub_packet+0x490/0x490
[  329.571967]  ? lock_downgrade+0x900/0x900
[  329.576128]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.581678]  ? refcount_sub_and_test_checked+0x203/0x310
[  329.587134]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  329.592591]  ? addrconf_rs_timer+0x6f0/0x6f0
[  329.597023]  ndisc_alloc_skb+0x144/0x340
[  329.601093]  ndisc_send_rs+0x331/0x6e0
[  329.604987]  addrconf_rs_timer+0x3c0/0x6f0
[  329.609232]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  329.613481]  call_timer_fn+0x272/0x920
[  329.617430]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  329.621677]  ? process_timeout+0x40/0x40
[  329.625737]  ? find_held_lock+0x36/0x1c0
[  329.629810]  ? __run_timers+0x7da/0xc70
[  329.633787]  ? _raw_spin_unlock_irq+0x27/0x80
[  329.638285]  ? _raw_spin_unlock_irq+0x27/0x80
[  329.642781]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  329.647022]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  329.651617]  ? trace_hardirqs_on+0xbd/0x310
[  329.655937]  ? kasan_check_read+0x11/0x20
[  329.660088]  ? __run_timers+0x7da/0xc70
[  329.664065]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  329.669524]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  329.673771]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  329.678009]  __run_timers+0x7e5/0xc70
[  329.681824]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  329.687194]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  329.692216]  ? graph_lock+0x170/0x170
[  329.696023]  ? enqueue_hrtimer+0x1a5/0x560
[  329.700268]  ? lock_release+0x970/0x970
[  329.704253]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  329.709463]  ? find_held_lock+0x36/0x1c0
[  329.713554]  ? graph_lock+0x170/0x170
[  329.717362]  ? pvclock_read_flags+0x160/0x160
[  329.721862]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.727402]  ? check_preemption_disabled+0x48/0x200
[  329.732462]  ? __lock_is_held+0xb5/0x140
[  329.736532]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.742074]  ? check_preemption_disabled+0x48/0x200
[  329.747104]  run_timer_softirq+0x52/0xb0
[  329.751167]  ? rcu_read_lock_sched_held+0x108/0x120
[  329.756200]  __do_softirq+0x30b/0xad8
[  329.760023]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  329.765135]  ? pvclock_read_flags+0x160/0x160
[  329.769639]  ? lapic_next_event+0x5a/0x90
[  329.773805]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.779359]  ? check_preemption_disabled+0x48/0x200
[  329.784378]  ? check_preemption_disabled+0x48/0x200
[  329.789412]  ? kvm_clock_read+0x18/0x30
[  329.793395]  ? kvm_sched_clock_read+0x9/0x20
[  329.797821]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.803374]  ? check_preemption_disabled+0x48/0x200
[  329.808408]  irq_exit+0x17f/0x1c0
[  329.811872]  smp_apic_timer_interrupt+0x1cb/0x760
[  329.816716]  ? smp_reschedule_interrupt+0x109/0x650
[  329.821742]  ? smp_call_function_single_interrupt+0x650/0x650
[  329.827645]  ? interrupt_entry+0xb5/0xf0
[  329.831716]  ? trace_hardirqs_off_caller+0xbb/0x300
[  329.836734]  ? trace_hardirqs_off_caller+0xbb/0x300
[  329.841756]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  329.846600]  ? trace_hardirqs_off+0x300/0x300
[  329.851106]  ? trace_hardirqs_off+0x300/0x300
[  329.855607]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  329.861151]  ? check_preemption_disabled+0x48/0x200
[  329.866172]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  329.871724]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  329.876583]  apic_timer_interrupt+0xf/0x20
[  329.880819]  </IRQ>
[  329.883058] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  329.887992] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  329.906901] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  329.914638] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  329.921925] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  329.929206] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  329.936476] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  329.943756] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  329.951088]  skb_clone+0x1bb/0x500
[  329.954645]  ? finish_task_switch+0x1b5/0x900
[  329.959149]  ? skb_split+0x11e0/0x11e0
[  329.963044]  ? preempt_notifier_register+0x200/0x200
[  329.968152]  ? __switch_to_asm+0x34/0x70
[  329.972215]  ? __switch_to_asm+0x34/0x70
[  329.976277]  ? __switch_to_asm+0x40/0x70
[  329.980337]  ? __switch_to_asm+0x34/0x70
[  329.984398]  ? __switch_to_asm+0x40/0x70
[  329.988457]  ? __switch_to_asm+0x34/0x70
[  329.992518]  ? __switch_to_asm+0x40/0x70
[  329.996599]  ? __switch_to_asm+0x34/0x70
[  330.000680]  ? __switch_to_asm+0x34/0x70
[  330.004749]  ? __switch_to_asm+0x40/0x70
[  330.008809]  ? __switch_to_asm+0x34/0x70
[  330.012885]  bpf_clone_redirect+0xb9/0x490
[  330.017127]  ? __schedule+0x874/0x1ed0
[  330.021027]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  330.026053]  ? __sched_text_start+0x8/0x8
[  330.030205]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  330.034983]  ? find_held_lock+0x36/0x1c0
[  330.039056]  ? lock_acquire+0x1ed/0x520
[  330.043035]  ? bpf_test_run+0x32e/0x5a0
[  330.047011]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.052561]  ? check_preemption_disabled+0x48/0x200
[  330.057588]  ? kasan_check_read+0x11/0x20
[  330.061754]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  330.067044]  ? rcu_bh_qs+0xc0/0xc0
[  330.070593]  ? preempt_schedule+0x4d/0x60
[  330.074759]  ? ___preempt_schedule+0x16/0x18
[  330.079182]  ? bpf_test_run+0x1c0/0x5a0
[  330.083172]  ? netlink_diag_dump+0x2a0/0x2a0
[  330.087594]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  330.093151]  ? bpf_test_init.isra.9+0x70/0x100
[  330.097763]  ? bpf_prog_test_run_skb+0x634/0xb40
[  330.102548]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  330.107412]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  330.112968]  ? fput+0x130/0x1a0
[  330.116257]  ? __bpf_prog_get+0x9b/0x290
[  330.120326]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  330.125174]  ? bpf_prog_test_run+0x130/0x1a0
[  330.129588]  ? __x64_sys_bpf+0x3d8/0x510
[  330.133661]  ? bpf_prog_get+0x20/0x20
[  330.137481]  ? ksys_ioctl+0x81/0xd0
[  330.141125]  ? do_syscall_64+0x1b9/0x820
[  330.145190]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  330.150562]  ? syscall_return_slowpath+0x5e0/0x5e0
[  330.155499]  ? trace_hardirqs_off+0x300/0x300
[  330.159997]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  330.165013]  ? recalc_sigpending_tsk+0x180/0x180
[  330.169769]  ? kasan_check_write+0x14/0x20
[  330.174012]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  330.178869]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  330.184254] warn_alloc_show_mem: 1 callbacks suppressed
[  330.184266] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  330.184268] Mem-Info:
[  330.184302] active_anon:49480 inactive_anon:371 isolated_anon:0
[  330.184302]  active_file:14 inactive_file:18 isolated_file:1
[  330.184302]  unevictable:0 dirty:0 writeback:0 unstable:0
[  330.184302]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  330.184302]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  330.184302]  free:13768 free_pcp:583 free_cma:0
[  330.189654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  330.196513] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  330.198916] Call Trace:
[  330.231798] Node 0 
[  330.241188]  dump_stack+0x1c4/0x2b4
[  330.268870] 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
[  330.271436]  ? dump_stack_print_info.cold.2+0x52/0x52
[  330.273642] lowmem_reserve[]:
[  330.277284]  warn_alloc.cold.118+0xb7/0x1bd
[  330.302752]  0 2815
[  330.307966]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  330.311040]  6318 6318
[  330.315397]  ? lock_downgrade+0x900/0x900
[  330.322458]  ? trace_hardirqs_off+0xb8/0x300
[  330.324925] Node 0 
[  330.329077]  ? trace_hardirqs_off+0xb8/0x300
[  330.333482] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  330.335697]  __alloc_pages_slowpath+0x2667/0x2d80
[  330.340475] lowmem_reserve[]: 0
[  330.367416]  ? warn_alloc+0x120/0x120
[  330.372214]  0
[  330.375498]  ? warn_alloc+0x120/0x120
[  330.379260]  3503 3503
[  330.381073]  ? print_usage_bug+0xc0/0xc0
[  330.384843] Node 0 
[  330.387337]  ? warn_alloc+0x120/0x120
[  330.391395] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  330.393605]  ? print_usage_bug+0xc0/0xc0
[  330.397376] lowmem_reserve[]: 0
[  330.425855]  ? __lock_acquire+0x7ec/0x4ec0
[  330.429891]  0
[  330.433176]  ? __lock_acquire+0x7ec/0x4ec0
[  330.437367]  0 0
[  330.439183]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  330.443384] Node 0 
[  330.445359]  ? should_fail+0x22d/0xd01
[  330.450868] DMA: 
[  330.453107]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  330.456966] 1*4kB 
[  330.459027]  ? __lock_acquire+0x7ec/0x4ec0
[  330.464103] (U) 
[  330.466258]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  330.470708] 0*8kB 
[  330.472693]  ? __lock_acquire+0x7ec/0x4ec0
[  330.477763] 0*16kB 1*32kB 
[  330.479947]  ? should_fail+0x22d/0xd01
[  330.484163] (U) 
[  330.487022]  ? print_usage_bug+0xc0/0xc0
[  330.490879] 2*64kB (U) 
[  330.492876]  ? mark_held_locks+0x130/0x130
[  330.496900] 1*128kB 
[  330.499482]  ? mark_held_locks+0x130/0x130
[  330.503682] (U) 1*256kB 
[  330.506023]  ? graph_lock+0x170/0x170
[  330.510228] (U) 
[  330.512900]  ? print_usage_bug+0xc0/0xc0
[  330.516674] 0*512kB 
[  330.518660]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  330.522700] 1*1024kB 
[  330.525022]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.529746] (U) 
[  330.532154]  ? check_preemption_disabled+0x48/0x200
[  330.537673] 1*2048kB 
[  330.539648]  ? check_preemption_disabled+0x48/0x200
[  330.544640] (M) 
[  330.547059]  ? __lock_is_held+0xb5/0x140
[  330.552034] 3*4096kB (M) 
[  330.554021]  __alloc_pages_nodemask+0xa80/0xde0
[  330.558043] = 15908kB
[  330.558051] Node 0 
[  330.560804]  ? graph_lock+0x170/0x170
[  330.565441] DMA32: 4*4kB 
[  330.567857]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  330.570065] (UM) 
[  330.573858]  ? graph_lock+0x170/0x170
[  330.576589] 2*8kB 
[  330.581622]  ? find_held_lock+0x36/0x1c0
[  330.583650] (M) 
[  330.587453]  ? ____cache_alloc_node+0x1c7/0x1e0
[  330.589565] 1*16kB (M) 
[  330.593638]  ? lock_downgrade+0x900/0x900
[  330.595587] 1*32kB (M) 
[  330.600380]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.602936] 3*64kB 
[  330.607086]  cache_grow_begin+0x91/0x8c0
[  330.609639] (UM) 
[  330.615185]  ? do_raw_spin_unlock+0xa7/0x2f0
[  330.617389] 3*128kB 
[  330.621466]  fallback_alloc+0x203/0x2e0
[  330.623496] (M) 
[  330.627908]  ____cache_alloc_node+0x1c7/0x1e0
[  330.630198] 2*256kB 
[  330.634176]  kmem_cache_alloc_node+0xe3/0x730
[  330.636115] (M) 
[  330.640609]  ? ipv6_get_ifaddr+0x42e/0x620
[  330.642914] 3*512kB 
[  330.647414]  __alloc_skb+0x119/0x770
[  330.649357] (M) 
[  330.653590]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  330.655882] 4*1024kB 
[  330.659594]  ? skb_scrub_packet+0x490/0x490
[  330.661543] (UM) 
[  330.666827]  ? lock_downgrade+0x900/0x900
[  330.669212] 3*2048kB 
[  330.673536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.675577] (M) 
[  330.679722]  ? refcount_sub_and_test_checked+0x203/0x310
[  330.682101] 3*4096kB (M) 
[  330.687667]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  330.689632] = 25232kB
[  330.695081]  ? addrconf_rs_timer+0x6f0/0x6f0
[  330.697810] Node 0 
[  330.703265]  ndisc_alloc_skb+0x144/0x340
[  330.705642] Normal: 
[  330.710224]  ndisc_send_rs+0x331/0x6e0
[  330.712431] 1065*4kB 
[  330.716577]  addrconf_rs_timer+0x3c0/0x6f0
[  330.718872] (MEH) 
[  330.722760]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  330.725141] 487*8kB 
[  330.729385]  call_timer_fn+0x272/0x920
[  330.731494] (ME) 
[  330.735726]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  330.738022] 153*16kB 
[  330.741910]  ? process_timeout+0x40/0x40
[  330.743950] (MEH) 
[  330.748184]  ? find_held_lock+0x36/0x1c0
[  330.750566] 77*32kB 
[  330.754636]  ? __run_timers+0x7da/0xc70
[  330.756752] (UM) 
[  330.760805]  ? _raw_spin_unlock_irq+0x27/0x80
[  330.763107] 0*64kB 
[  330.767073]  ? _raw_spin_unlock_irq+0x27/0x80
[  330.769109] 1*128kB 
[  330.773602]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  330.775818] (H) 
[  330.780311]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  330.782605] 1*256kB 
[  330.786843]  ? trace_hardirqs_on+0xbd/0x310
[  330.788792] (U) 
[  330.793368]  ? kasan_check_read+0x11/0x20
[  330.793387]  ? __run_timers+0x7da/0xc70
[  330.795693] 1*512kB 
[  330.800012]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  330.801965] (U) 
[  330.806109]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  330.810054] 0*1024kB 
[  330.812374]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  330.817794] 0*2048kB 
[  330.819766]  __run_timers+0x7e5/0xc70
[  330.823967] 0*4096kB = 13964kB
[  330.826391]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  330.830596] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  330.833001]  ? compat_start_thread+0x80/0x80
[  330.836774] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  330.836783] 412 total pagecache pages
[  330.839975]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.845315] 0 pages in swap cache
[  330.854148]  ? kasan_check_write+0x14/0x20
[  330.858534] Swap cache stats: add 0, delete 0, find 0/0
[  330.858544] Free swap  = 0kB
[  330.867127]  ? finish_task_switch+0x2f5/0x900
[  330.870896] Total swap = 0kB
[  330.876426]  ? __switch_to_asm+0x40/0x70
[  330.879858] 1965979 pages RAM
[  330.884105]  ? preempt_notifier_register+0x200/0x200
[  330.889443] 0 pages HighMem/MovableOnly
[  330.892462]  ? __switch_to_asm+0x34/0x70
[  330.896930] 343323 pages reserved
[  330.899945]  ? __switch_to_asm+0x40/0x70
[  330.903985] 0 pages cma reserved
[  330.907087]  ? __switch_to_asm+0x34/0x70
[  330.912234] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  330.916129]  ? __switch_to_asm+0x40/0x70
[  330.916142]  ? __switch_to_asm+0x34/0x70
[  330.916153]  ? __switch_to_asm+0x40/0x70
[  330.916185]  ? pvclock_read_flags+0x160/0x160
[  330.920285] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  330.923662]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.927702] syz-executor0 cpuset=
[  330.931062]  ? check_preemption_disabled+0x48/0x200
[  330.935100] syz0
[  330.941597]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  330.945634]  mems_allowed=0
[  330.949684]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  330.949701]  ? rcu_pm_notify+0xc0/0xc0
[  331.002394]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.007936]  ? check_preemption_disabled+0x48/0x200
[  331.012968]  run_timer_softirq+0x52/0xb0
[  331.017051]  ? rcu_read_lock_sched_held+0x108/0x120
[  331.022073]  __do_softirq+0x30b/0xad8
[  331.025889]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  331.030997]  ? trace_hardirqs_off_caller+0x300/0x300
[  331.036105]  ? trace_hardirqs_on+0x310/0x310
[  331.040529]  ? schedule+0x108/0x460
[  331.044159]  ? __schedule+0x1ed0/0x1ed0
[  331.048146]  ? trace_hardirqs_off+0xb8/0x300
[  331.052558]  ? ___might_sleep+0x1ed/0x300
[  331.056708]  ? smpboot_thread_fn+0x68b/0xa00
[  331.061118]  ? trace_hardirqs_on+0x310/0x310
[  331.065530]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  331.071069]  ? check_preemption_disabled+0x48/0x200
[  331.076094]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.081658]  ? takeover_tasklets+0xa90/0xa90
[  331.086081]  run_ksoftirqd+0x94/0x100
[  331.089885]  smpboot_thread_fn+0x68b/0xa00
[  331.094128]  ? sort_range+0x30/0x30
[  331.097764]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  331.102870]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  331.108428]  ? __kthread_parkme+0xfb/0x1a0
[  331.112674]  kthread+0x35a/0x420
[  331.116044]  ? sort_range+0x30/0x30
[  331.119670]  ? kthread_bind+0x40/0x40
[  331.123480]  ret_from_fork+0x3a/0x50
[  331.127218] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  331.127306] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  331.134505] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  331.134511] Call Trace:
[  331.134517]  <IRQ>
[  331.134537]  dump_stack+0x1c4/0x2b4
[  331.134554]  ? dump_stack_print_info.cold.2+0x52/0x52
[  331.134580]  warn_alloc.cold.118+0xb7/0x1bd
[  331.141109] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  331.150409]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  331.152968] ksoftirqd/1 cpuset=
[  331.155112]  ? lock_downgrade+0x900/0x900
[  331.158719] /
[  331.163908]  ? trace_hardirqs_off+0xb8/0x300
[  331.168206]  mems_allowed=0
[  331.178517]  ? trace_hardirqs_off+0xb8/0x300
[  331.204350]  __alloc_pages_slowpath+0x2667/0x2d80
[  331.209228]  ? warn_alloc+0x120/0x120
[  331.213038]  ? warn_alloc+0x120/0x120
[  331.216843]  ? print_usage_bug+0xc0/0xc0
[  331.220906]  ? warn_alloc+0x120/0x120
[  331.224710]  ? print_usage_bug+0xc0/0xc0
[  331.228776]  ? __lock_acquire+0x7ec/0x4ec0
[  331.233011]  ? __lock_acquire+0x7ec/0x4ec0
[  331.237251]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  331.242793]  ? should_fail+0x22d/0xd01
[  331.246692]  ? __lock_acquire+0x7ec/0x4ec0
[  331.250933]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  331.256043]  ? __lock_acquire+0x7ec/0x4ec0
[  331.260283]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  331.265391]  ? __lock_acquire+0x7ec/0x4ec0
[  331.269636]  ? should_fail+0x22d/0xd01
[  331.273543]  ? mark_held_locks+0x130/0x130
[  331.277784]  ? mark_held_locks+0x130/0x130
[  331.282033]  ? graph_lock+0x170/0x170
[  331.285835]  ? print_usage_bug+0xc0/0xc0
[  331.289897]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.295441]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.300981]  ? check_preemption_disabled+0x48/0x200
[  331.305994]  ? check_preemption_disabled+0x48/0x200
[  331.311026]  ? __lock_is_held+0xb5/0x140
[  331.315099]  __alloc_pages_nodemask+0xa80/0xde0
[  331.319771]  ? graph_lock+0x170/0x170
[  331.323578]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  331.328602]  ? graph_lock+0x170/0x170
[  331.332425]  ? find_held_lock+0x36/0x1c0
[  331.336499]  ? ____cache_alloc_node+0x1c7/0x1e0
[  331.341642]  ? lock_downgrade+0x900/0x900
[  331.345809]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.351367]  cache_grow_begin+0x91/0x8c0
[  331.355441]  ? do_raw_spin_unlock+0xa7/0x2f0
[  331.359866]  fallback_alloc+0x203/0x2e0
[  331.363855]  ____cache_alloc_node+0x1c7/0x1e0
[  331.368358]  kmem_cache_alloc_node+0xe3/0x730
[  331.372858]  ? ipv6_get_ifaddr+0x42e/0x620
[  331.377106]  __alloc_skb+0x119/0x770
[  331.380828]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  331.386126]  ? skb_scrub_packet+0x490/0x490
[  331.390453]  ? lock_downgrade+0x900/0x900
[  331.394619]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.400169]  ? refcount_sub_and_test_checked+0x203/0x310
[  331.405641]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  331.411107]  ? addrconf_rs_timer+0x6f0/0x6f0
[  331.415536]  ndisc_alloc_skb+0x144/0x340
[  331.419624]  ndisc_send_rs+0x331/0x6e0
[  331.423530]  addrconf_rs_timer+0x3c0/0x6f0
[  331.427779]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  331.432041]  call_timer_fn+0x272/0x920
[  331.435940]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  331.440190]  ? process_timeout+0x40/0x40
[  331.444258]  ? find_held_lock+0x36/0x1c0
[  331.448334]  ? __run_timers+0x7da/0xc70
[  331.452315]  ? _raw_spin_unlock_irq+0x27/0x80
[  331.456810]  ? _raw_spin_unlock_irq+0x27/0x80
[  331.461312]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  331.465562]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  331.470155]  ? trace_hardirqs_on+0xbd/0x310
[  331.474479]  ? kasan_check_read+0x11/0x20
[  331.478641]  ? __run_timers+0x7da/0xc70
[  331.482632]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  331.488122]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  331.492369]  __run_timers+0x7e5/0xc70
[  331.496186]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  331.501562]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  331.506587]  ? graph_lock+0x170/0x170
[  331.510402]  ? enqueue_hrtimer+0x1a5/0x560
[  331.514646]  ? lock_release+0x970/0x970
[  331.518638]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  331.523848]  ? find_held_lock+0x36/0x1c0
[  331.527930]  ? graph_lock+0x170/0x170
[  331.531736]  ? pvclock_read_flags+0x160/0x160
[  331.536240]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.541777]  ? check_preemption_disabled+0x48/0x200
[  331.546806]  ? __lock_is_held+0xb5/0x140
[  331.550869]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.556405]  ? check_preemption_disabled+0x48/0x200
[  331.561437]  run_timer_softirq+0x52/0xb0
[  331.565502]  ? rcu_read_lock_sched_held+0x108/0x120
[  331.570531]  __do_softirq+0x30b/0xad8
[  331.574362]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  331.579482]  ? pvclock_read_flags+0x160/0x160
[  331.583983]  ? lapic_next_event+0x5a/0x90
[  331.588135]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.593684]  ? check_preemption_disabled+0x48/0x200
[  331.598705]  ? check_preemption_disabled+0x48/0x200
[  331.603731]  ? kvm_clock_read+0x18/0x30
[  331.607710]  ? kvm_sched_clock_read+0x9/0x20
[  331.612126]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.617673]  ? check_preemption_disabled+0x48/0x200
[  331.622711]  irq_exit+0x17f/0x1c0
[  331.626173]  smp_apic_timer_interrupt+0x1cb/0x760
[  331.631027]  ? smp_reschedule_interrupt+0x109/0x650
[  331.636049]  ? smp_call_function_single_interrupt+0x650/0x650
[  331.641937]  ? interrupt_entry+0xb5/0xf0
[  331.646005]  ? trace_hardirqs_off_caller+0xbb/0x300
[  331.651022]  ? trace_hardirqs_off_caller+0xbb/0x300
[  331.656042]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  331.660889]  ? trace_hardirqs_off+0x300/0x300
[  331.665386]  ? trace_hardirqs_off+0x300/0x300
[  331.669883]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  331.675424]  ? check_preemption_disabled+0x48/0x200
[  331.680445]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  331.685994]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  331.690851]  apic_timer_interrupt+0xf/0x20
[  331.695083]  </IRQ>
[  331.697326] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  331.702267] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  331.721182] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  331.728912] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  331.736188] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  331.743462] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  331.750737] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  331.758019] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  331.765347]  skb_clone+0x1bb/0x500
[  331.768893]  ? finish_task_switch+0x1b5/0x900
[  331.773403]  ? skb_split+0x11e0/0x11e0
[  331.777298]  ? preempt_notifier_register+0x200/0x200
[  331.782410]  ? __switch_to_asm+0x34/0x70
[  331.786475]  ? __switch_to_asm+0x34/0x70
[  331.790537]  ? __switch_to_asm+0x40/0x70
[  331.794605]  ? __switch_to_asm+0x34/0x70
[  331.798679]  ? __switch_to_asm+0x40/0x70
[  331.802743]  ? __switch_to_asm+0x34/0x70
[  331.806803]  ? __switch_to_asm+0x40/0x70
[  331.810863]  ? __switch_to_asm+0x34/0x70
[  331.814926]  ? __switch_to_asm+0x34/0x70
[  331.818983]  ? __switch_to_asm+0x40/0x70
[  331.823043]  ? __switch_to_asm+0x34/0x70
[  331.827118]  bpf_clone_redirect+0xb9/0x490
[  331.831358]  ? __schedule+0x874/0x1ed0
[  331.835256]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  331.840284]  ? __sched_text_start+0x8/0x8
[  331.844436]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  331.849208]  ? find_held_lock+0x36/0x1c0
[  331.853278]  ? lock_acquire+0x1ed/0x520
[  331.857254]  ? bpf_test_run+0x32e/0x5a0
[  331.861229]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.866767]  ? check_preemption_disabled+0x48/0x200
[  331.871793]  ? kasan_check_read+0x11/0x20
[  331.875953]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  331.881233]  ? rcu_bh_qs+0xc0/0xc0
[  331.884779]  ? preempt_schedule+0x4d/0x60
[  331.888936]  ? ___preempt_schedule+0x16/0x18
[  331.893361]  ? bpf_test_run+0x1c0/0x5a0
[  331.897351]  ? netlink_diag_dump+0x2a0/0x2a0
[  331.901771]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  331.907308]  ? bpf_test_init.isra.9+0x70/0x100
[  331.911898]  ? bpf_prog_test_run_skb+0x634/0xb40
[  331.916680]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  331.921530]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  331.927073]  ? fput+0x130/0x1a0
[  331.930359]  ? __bpf_prog_get+0x9b/0x290
[  331.934428]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  331.939274]  ? bpf_prog_test_run+0x130/0x1a0
[  331.943698]  ? __x64_sys_bpf+0x3d8/0x510
[  331.947761]  ? bpf_prog_get+0x20/0x20
[  331.951572]  ? ksys_ioctl+0x81/0xd0
[  331.955212]  ? do_syscall_64+0x1b9/0x820
[  331.959281]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  331.964663]  ? syscall_return_slowpath+0x5e0/0x5e0
[  331.969607]  ? trace_hardirqs_off+0x300/0x300
[  331.974118]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  331.979138]  ? recalc_sigpending_tsk+0x180/0x180
[  331.983897]  ? kasan_check_write+0x14/0x20
[  331.988141]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  331.992995]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  331.998380] warn_alloc_show_mem: 1 callbacks suppressed
[  331.998391] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  331.998393] Mem-Info:
[  331.998427] active_anon:49480 inactive_anon:371 isolated_anon:0
[  331.998427]  active_file:14 inactive_file:18 isolated_file:1
[  331.998427]  unevictable:0 dirty:0 writeback:0 unstable:0
[  331.998427]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  331.998427]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  331.998427]  free:13768 free_pcp:583 free_cma:0
[  332.003768] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  332.010625] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  332.013026] Call Trace:
[  332.045903] Node 0 
[  332.055270]  dump_stack+0x1c4/0x2b4
[  332.082948] 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
[  332.085514]  ? dump_stack_print_info.cold.2+0x52/0x52
[  332.087720] lowmem_reserve[]:
[  332.091359]  warn_alloc.cold.118+0xb7/0x1bd
[  332.116838]  0
[  332.122035]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  332.125107]  2815
[  332.129424]  ? lock_downgrade+0x900/0x900
[  332.131195]  6318 6318
[  332.136047]  ? trace_hardirqs_off+0xb8/0x300
[  332.142228]  ? trace_hardirqs_off+0xb8/0x300
[  332.144703] Node 0 
[  332.149117]  __alloc_pages_slowpath+0x2667/0x2d80
[  332.153519] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  332.155819]  ? warn_alloc+0x120/0x120
[  332.160633] lowmem_reserve[]:
[  332.187556]  ? warn_alloc+0x120/0x120
[  332.191330]  0
[  332.194432]  ? print_usage_bug+0xc0/0xc0
[  332.198199]  0 3503
[  332.200005]  ? warn_alloc+0x120/0x120
[  332.204040]  3503
[  332.206280]  ? print_usage_bug+0xc0/0xc0
[  332.210053] Node 0 
[  332.212112]  ? __lock_acquire+0x7ec/0x4ec0
[  332.216170] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  332.218376]  ? __lock_acquire+0x7ec/0x4ec0
[  332.222582] lowmem_reserve[]: 0
[  332.251069]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  332.255277]  0 0
[  332.258572]  ? should_fail+0x22d/0xd01
[  332.264078]  0
[  332.266069]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  332.269922] Node 0 
[  332.271723]  ? __lock_acquire+0x7ec/0x4ec0
[  332.276796] DMA: 
[  332.279028]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  332.283236] 1*4kB 
[  332.285293]  ? __lock_acquire+0x7ec/0x4ec0
[  332.290363] (U) 0*8kB 
[  332.292520]  ? should_fail+0x22d/0xd01
[  332.296738] 0*16kB 
[  332.299244]  ? mark_held_locks+0x130/0x130
[  332.303092] 1*32kB (U) 
[  332.305338]  ? mark_held_locks+0x130/0x130
[  332.309540] 2*64kB (U) 
[  332.312130]  ? graph_lock+0x170/0x170
[  332.316339] 1*128kB (U) 
[  332.318930]  ? graph_lock+0x170/0x170
[  332.322709] 1*256kB 
[  332.325374]  ? graph_lock+0x170/0x170
[  332.329150] (U) 
[  332.331476]  ? print_usage_bug+0xc0/0xc0
[  332.335244] 0*512kB 1*1024kB 
[  332.337225]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.341255] (U) 
[  332.344355]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.349863] 1*2048kB (M) 
[  332.351846]  ? check_preemption_disabled+0x48/0x200
[  332.357354] 3*4096kB (M) 
[  332.360120]  ? check_preemption_disabled+0x48/0x200
[  332.365111] = 15908kB
[  332.367873]  ? __lock_is_held+0xb5/0x140
[  332.372856] Node 0 
[  332.375266]  __alloc_pages_nodemask+0xa80/0xde0
[  332.379295] DMA32: 
[  332.381528]  ? graph_lock+0x170/0x170
[  332.386178] 4*4kB 
[  332.388415]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  332.392186] (UM) 
[  332.394330]  ? graph_lock+0x170/0x170
[  332.399316] 2*8kB (M) 
[  332.401402]  ? find_held_lock+0x36/0x1c0
[  332.405170] 1*16kB (M) 
[  332.407689]  ? ____cache_alloc_node+0x1c7/0x1e0
[  332.411720] 1*32kB 
[  332.414299]  ? lock_downgrade+0x900/0x900
[  332.418934] (M) 3*64kB 
[  332.421190]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.425298] (UM) 
[  332.427882]  cache_grow_begin+0x91/0x8c0
[  332.433383] 3*128kB (M) 
[  332.435455]  ? do_raw_spin_unlock+0xa7/0x2f0
[  332.439486] 2*256kB (M) 
[  332.442177]  fallback_alloc+0x203/0x2e0
[  332.446547] 3*512kB (M) 
[  332.449232]  ____cache_alloc_node+0x1c7/0x1e0
[  332.453166] 4*1024kB (UM) 
[  332.455856]  kmem_cache_alloc_node+0xe3/0x730
[  332.460321] 3*2048kB 
[  332.463166]  ? ipv6_get_ifaddr+0x42e/0x620
[  332.467640] (M) 
[  332.470513]  __alloc_skb+0x119/0x770
[  332.474716] 3*4096kB 
[  332.476695]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  332.480377] (M) 
[  332.482791]  ? skb_scrub_packet+0x490/0x490
[  332.488038] = 25232kB
[  332.490012]  ? lock_downgrade+0x900/0x900
[  332.494309] Node 0 
[  332.496718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.500829] Normal: 1065*4kB 
[  332.503071]  ? refcount_sub_and_test_checked+0x203/0x310
[  332.508578] (MEH) 487*8kB 
[  332.511708]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  332.517120] (ME) 153*16kB 
[  332.519975]  ? addrconf_rs_timer+0x6f0/0x6f0
[  332.525390] (MEH) 77*32kB 
[  332.528253]  ndisc_alloc_skb+0x144/0x340
[  332.532625] (UM) 0*64kB 
[  332.535480]  ndisc_send_rs+0x331/0x6e0
[  332.539509] 1*128kB (H) 
[  332.542192]  addrconf_rs_timer+0x3c0/0x6f0
[  332.546040] 1*256kB (U) 
[  332.548722]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  332.552941] 1*512kB (U) 
[  332.555638]  call_timer_fn+0x272/0x920
[  332.559836] 0*1024kB 
[  332.562505]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  332.566358] 0*2048kB 0*4096kB 
[  332.568777]  ? process_timeout+0x40/0x40
[  332.572977] = 13964kB
[  332.572991] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  332.576167]  ? find_held_lock+0x36/0x1c0
[  332.580221] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  332.580230] 412 total pagecache pages
[  332.582648]  ? __run_timers+0x7da/0xc70
[  332.591459] 0 pages in swap cache
[  332.595520]  ? _raw_spin_unlock_irq+0x27/0x80
[  332.604072] Swap cache stats: add 0, delete 0, find 0/0
[  332.604083] Free swap  = 0kB
[  332.607890]  ? _raw_spin_unlock_irq+0x27/0x80
[  332.611834] Total swap = 0kB
[  332.615284]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  332.619755] 1965979 pages RAM
[  332.625122]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  332.628106] 0 pages HighMem/MovableOnly
[  332.628115] 343323 pages reserved
[  332.632636]  ? trace_hardirqs_on+0xbd/0x310
[  332.635639] 0 pages cma reserved
[  332.639867]  ? kasan_check_read+0x11/0x20
[  332.643012] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  332.647524]  ? __run_timers+0x7da/0xc70
[  332.651528] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  332.654913]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  332.659209] syz-executor0 cpuset=
[  332.662574]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  332.666699] syz0
[  332.673227]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  332.677180]  mems_allowed=0
[  332.687676]  __run_timers+0x7e5/0xc70
[  332.713683]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  332.719059]  ? compat_start_thread+0x80/0x80
[  332.723484]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.729036]  ? kasan_check_write+0x14/0x20
[  332.733279]  ? finish_task_switch+0x2f5/0x900
[  332.737779]  ? __switch_to_asm+0x40/0x70
[  332.741848]  ? preempt_notifier_register+0x200/0x200
[  332.746954]  ? __switch_to_asm+0x34/0x70
[  332.751018]  ? __switch_to_asm+0x40/0x70
[  332.755078]  ? __switch_to_asm+0x34/0x70
[  332.759137]  ? __switch_to_asm+0x40/0x70
[  332.763206]  ? __switch_to_asm+0x34/0x70
[  332.767269]  ? __switch_to_asm+0x40/0x70
[  332.771343]  ? pvclock_read_flags+0x160/0x160
[  332.775843]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.781384]  ? check_preemption_disabled+0x48/0x200
[  332.786416]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  332.791957]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  332.797243]  ? rcu_pm_notify+0xc0/0xc0
[  332.801140]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.806686]  ? check_preemption_disabled+0x48/0x200
[  332.811718]  run_timer_softirq+0x52/0xb0
[  332.815785]  ? rcu_read_lock_sched_held+0x108/0x120
[  332.820830]  __do_softirq+0x30b/0xad8
[  332.824656]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  332.829761]  ? trace_hardirqs_off_caller+0x300/0x300
[  332.834870]  ? trace_hardirqs_on+0x310/0x310
[  332.839287]  ? schedule+0x108/0x460
[  332.842919]  ? __schedule+0x1ed0/0x1ed0
[  332.846902]  ? trace_hardirqs_off+0xb8/0x300
[  332.851313]  ? ___might_sleep+0x1ed/0x300
[  332.855459]  ? smpboot_thread_fn+0x68b/0xa00
[  332.859874]  ? trace_hardirqs_on+0x310/0x310
[  332.864287]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  332.869842]  ? check_preemption_disabled+0x48/0x200
[  332.874867]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  332.880415]  ? takeover_tasklets+0xa90/0xa90
[  332.884829]  run_ksoftirqd+0x94/0x100
[  332.888640]  smpboot_thread_fn+0x68b/0xa00
[  332.892880]  ? sort_range+0x30/0x30
[  332.896518]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  332.901632]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  332.907180]  ? __kthread_parkme+0xfb/0x1a0
[  332.911423]  kthread+0x35a/0x420
[  332.914794]  ? sort_range+0x30/0x30
[  332.918418]  ? kthread_bind+0x40/0x40
[  332.922225]  ret_from_fork+0x3a/0x50
[  332.925962] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  332.926002] rcu: INFO: rcu_preempt self-detected stall on CPU
[  332.933244] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  332.933255] Call Trace:
[  332.948487]  <IRQ>
[  332.951352] rcu: 	1-...!: (1 GPs behind) idle=49a/1/0x4000000000000002 softirq=14731/14731 fqs=1 
[  332.953209]  dump_stack+0x1c4/0x2b4
[  332.953226]  ? dump_stack_print_info.cold.2+0x52/0x52
[  332.953255]  warn_alloc.cold.118+0xb7/0x1bd
[  332.953271]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  332.953289]  ? lock_downgrade+0x900/0x900
[  332.953313]  ? trace_hardirqs_off+0xb8/0x300
[  332.953333]  ? trace_hardirqs_off+0xb8/0x300
[  332.953355]  __alloc_pages_slowpath+0x2667/0x2d80
[  332.953397]  ? warn_alloc+0x120/0x120
[  332.962805] rcu: 	
[  332.966440]  ? warn_alloc+0x120/0x120
[  332.971604]  (t=10667 jiffies g=16353 q=32)
[  332.975932]  ? print_usage_bug+0xc0/0xc0
[  332.980765] rcu: rcu_preempt kthread starved for 10352 jiffies! g16353 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
[  332.984901]  ? warn_alloc+0x120/0x120
[  332.989289] rcu: RCU grace-period kthread stack dump:
[  332.993700]  ? print_usage_bug+0xc0/0xc0
[  332.998519] rcu_preempt     R
[  333.002319]  ? __lock_acquire+0x7ec/0x4ec0
[  333.004440]   running task    
[  333.008239]  ? __lock_acquire+0x7ec/0x4ec0
[  333.012542] 22872    10      2 0x80000000
[  333.016593]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  333.027055] Call Trace:
[  333.030855]  ? should_fail+0x22d/0xd01
[  333.036031]  __schedule+0x86c/0x1ed0
[  333.040074]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  333.043175]  ? __sched_text_start+0x8/0x8
[  333.047383]  ? __lock_acquire+0x7ec/0x4ec0
[  333.050557]  ? __mod_timer+0x6f6/0x1870
[  333.050581]  ? add_timer_on+0x9f0/0x9f0
[  333.054799]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  333.058933]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  333.064455]  ? __lock_acquire+0x7ec/0x4ec0
[  333.067029]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  333.070902]  ? should_fail+0x22d/0xd01
[  333.070929]  ? mark_held_locks+0x130/0x130
[  333.074632]  ? trace_hardirqs_on+0xbd/0x310
[  333.079722]  ? mark_held_locks+0x130/0x130
[  333.083850]  ? kasan_check_read+0x11/0x20
[  333.088070]  ? graph_lock+0x170/0x170
[  333.092035]  ? prepare_to_swait_event+0x25a/0x800
[  333.095990]  ? graph_lock+0x170/0x170
[  333.101081]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  333.106193]  ? graph_lock+0x170/0x170
[  333.110420]  schedule+0xfe/0x460
[  333.115503]  ? print_usage_bug+0xc0/0xc0
[  333.119380]  ? __schedule+0x1ed0/0x1ed0
[  333.123602]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.127913]  ? prepare_to_swait_event+0x25a/0x800
[  333.132130]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.136270]  ? __init_swait_queue_head+0x150/0x150
[  333.140051]  ? check_preemption_disabled+0x48/0x200
[  333.144878]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  333.148654]  ? check_preemption_disabled+0x48/0x200
[  333.148688]  ? __lock_is_held+0xb5/0x140
[  333.154115]  ? __lockdep_init_map+0x105/0x590
[  333.157905]  __alloc_pages_nodemask+0xa80/0xde0
[  333.161250]  ? lockdep_init_map+0x9/0x10
[  333.165294]  ? graph_lock+0x170/0x170
[  333.169274]  schedule_timeout+0x140/0x260
[  333.174793]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  333.179631]  ? usleep_range+0x1a0/0x1a0
[  333.185150]  ? graph_lock+0x170/0x170
[  333.185176]  ? find_held_lock+0x36/0x1c0
[  333.190095]  ? __next_timer_interrupt+0x1a0/0x1a0
[  333.195100]  ? ____cache_alloc_node+0x1c7/0x1e0
[  333.200189]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.205187]  ? lock_downgrade+0x900/0x900
[  333.209241]  rcu_gp_kthread+0x9d9/0x2310
[  333.213721]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.218392]  ? rcu_gp_init+0x1830/0x1830
[  333.222419]  cache_grow_begin+0x91/0x8c0
[  333.226206]  ? update_curr+0x344/0xbe0
[  333.230342]  ? do_raw_spin_unlock+0xa7/0x2f0
[  333.235340]  ? graph_lock+0x170/0x170
[  333.239314]  fallback_alloc+0x203/0x2e0
[  333.243092]  ? __account_cfs_rq_runtime+0x790/0x790
[  333.247141]  ____cache_alloc_node+0x1c7/0x1e0
[  333.251965]  ? __lock_acquire+0x7ec/0x4ec0
[  333.256627]  kmem_cache_alloc_node+0xe3/0x730
[  333.262151]  ? graph_lock+0x170/0x170
[  333.266285]  ? ipv6_get_ifaddr+0x42e/0x620
[  333.270342]  ? mark_held_locks+0x130/0x130
[  333.275873]  __alloc_skb+0x119/0x770
[  333.279922]  ? __lock_is_held+0xb5/0x140
[  333.283964]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  333.287833]  ? __account_cfs_rq_runtime+0x790/0x790
[  333.292230]  ? skb_scrub_packet+0x490/0x490
[  333.296020]  ? set_next_entity+0x30c/0xc40
[  333.299972]  ? lock_downgrade+0x900/0x900
[  333.304978]  ? mark_held_locks+0x130/0x130
[  333.309465]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.313679]  ? rcu_read_lock_sched_held+0x108/0x120
[  333.318167]  ? refcount_sub_and_test_checked+0x203/0x310
[  333.321958]  ? select_task_rq_fair+0x34f0/0x34f0
[  333.326176]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  333.330405]  ? __enqueue_entity+0x10d/0x1f0
[  333.334105]  ? addrconf_rs_timer+0x6f0/0x6f0
[  333.338152]  ? graph_lock+0x170/0x170
[  333.343810]  ndisc_alloc_skb+0x144/0x340
[  333.348808]  ? lock_repin_lock+0x251/0x430
[  333.353112]  ndisc_send_rs+0x331/0x6e0
[  333.357334]  ? graph_lock+0x170/0x170
[  333.361470]  addrconf_rs_timer+0x3c0/0x6f0
[  333.365689]  ? put_prev_task_stop+0x300/0xa10
[  333.371216]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  333.376221]  ? lock_repin_lock+0x250/0x430
[  333.381662]  call_timer_fn+0x272/0x920
[  333.386394]  ? _raw_spin_unlock_irq+0x27/0x80
[  333.391829]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  333.396139]  ? _raw_spin_unlock_irq+0x27/0x80
[  333.400532]  ? process_timeout+0x40/0x40
[  333.404320]  ? lockdep_hardirqs_on+0x421/0x5c0
[  333.408363]  ? find_held_lock+0x36/0x1c0
[  333.412584]  ? trace_hardirqs_on+0xbd/0x310
[  333.416460]  ? __run_timers+0x7da/0xc70
[  333.420284]  ? kasan_check_read+0x11/0x20
[  333.424504]  ? _raw_spin_unlock_irq+0x27/0x80
[  333.428991]  ? mark_held_locks+0x130/0x130
[  333.433886]  ? _raw_spin_unlock_irq+0x27/0x80
[  333.438108]  ? audit_add_watch+0xae1/0xdc0
[  333.441977]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  333.441995]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  333.446482]  ? kasan_check_write+0x14/0x20
[  333.450712]  ? trace_hardirqs_on+0xbd/0x310
[  333.455198]  ? finish_task_switch+0x2f5/0x900
[  333.459238]  ? kasan_check_read+0x11/0x20
[  333.463819]  ? __switch_to_asm+0x40/0x70
[  333.467872]  ? __run_timers+0x7da/0xc70
[  333.472193]  ? preempt_notifier_register+0x200/0x200
[  333.476149]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  333.480285]  ? __switch_to_asm+0x34/0x70
[  333.484768]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  333.488990]  ? __switch_to_asm+0x34/0x70
[  333.493470]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  333.497689]  ? __switch_to_asm+0x40/0x70
[  333.497703]  ? __switch_to_asm+0x40/0x70
[  333.501933]  __run_timers+0x7e5/0xc70
[  333.506510]  ? __switch_to_asm+0x34/0x70
[  333.510741]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  333.515043]  ? __switch_to_asm+0x40/0x70
[  333.519526]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  333.523664]  ? __switch_to_asm+0x34/0x70
[  333.527815]  ? graph_lock+0x170/0x170
[  333.531777]  ? __switch_to_asm+0x34/0x70
[  333.536866]  ? enqueue_hrtimer+0x1a5/0x560
[  333.542310]  ? __switch_to_asm+0x40/0x70
[  333.546377]  ? lock_release+0x970/0x970
[  333.550623]  ? __switch_to_asm+0x40/0x70
[  333.554679]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  333.558895]  ? __switch_to_asm+0x34/0x70
[  333.562948]  ? find_held_lock+0x36/0x1c0
[  333.566992]  ? __switch_to_asm+0x40/0x70
[  333.570782]  ? graph_lock+0x170/0x170
[  333.574828]  ? __schedule+0x874/0x1ed0
[  333.580179]  ? pvclock_read_flags+0x160/0x160
[  333.584235]  ? __switch_to_asm+0x40/0x70
[  333.589239]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.593284]  ? __switch_to_asm+0x40/0x70
[  333.597071]  ? check_preemption_disabled+0x48/0x200
[  333.601123]  ? graph_lock+0x170/0x170
[  333.605346]  ? __lock_is_held+0xb5/0x140
[  333.609393]  ? __sched_text_start+0x8/0x8
[  333.613352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.617405]  ? find_held_lock+0x36/0x1c0
[  333.622575]  ? check_preemption_disabled+0x48/0x200
[  333.626638]  ? __kthread_parkme+0xce/0x1a0
[  333.630686]  run_timer_softirq+0x52/0xb0
[  333.634728]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  333.638513]  ? rcu_read_lock_sched_held+0x108/0x120
[  333.642388]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  333.646869]  __do_softirq+0x30b/0xad8
[  333.650916]  ? lockdep_hardirqs_on+0x421/0x5c0
[  333.656448]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  333.660484]  ? trace_hardirqs_on+0xbd/0x310
[  333.665489]  ? pvclock_read_flags+0x160/0x160
[  333.669272]  ? kasan_check_read+0x11/0x20
[  333.673316]  ? lapic_next_event+0x5a/0x90
[  333.677451]  ? __kthread_parkme+0xce/0x1a0
[  333.682976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.687024]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  333.692025]  ? check_preemption_disabled+0x48/0x200
[  333.696254]  ? kasan_check_write+0x14/0x20
[  333.700294]  ? check_preemption_disabled+0x48/0x200
[  333.700316]  ? kvm_clock_read+0x18/0x30
[  333.705408]  ? do_raw_spin_lock+0xc1/0x200
[  333.710411]  ? kvm_sched_clock_read+0x9/0x20
[  333.715767]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  333.719554]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  333.724137]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  333.729226]  ? check_preemption_disabled+0x48/0x200
[  333.733535]  ? __kthread_parkme+0xfb/0x1a0
[  333.738020]  irq_exit+0x17f/0x1c0
[  333.742148]  kthread+0x35a/0x420
[  333.746282]  smp_apic_timer_interrupt+0x1cb/0x760
[  333.750509]  ? rcu_gp_init+0x1830/0x1830
[  333.756034]  ? smp_reschedule_interrupt+0x109/0x650
[  333.761487]  ? kthread_bind+0x40/0x40
[  333.766578]  ? smp_call_function_single_interrupt+0x650/0x650
[  333.770795]  ret_from_fork+0x3a/0x50
[  333.775800]  ? interrupt_entry+0xb5/0xf0
[  333.779774] NMI backtrace for cpu 1
[  333.783988]  ? trace_hardirqs_off_caller+0xbb/0x300
[  333.860382]  ? trace_hardirqs_off_caller+0xbb/0x300
[  333.865404]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  333.870252]  ? trace_hardirqs_off+0x300/0x300
[  333.874746]  ? trace_hardirqs_off+0x300/0x300
[  333.879243]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  333.884782]  ? check_preemption_disabled+0x48/0x200
[  333.889800]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  333.895349]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  333.900208]  apic_timer_interrupt+0xf/0x20
[  333.904439]  </IRQ>
[  333.906693] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  333.911634] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  333.930721] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  333.938441] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  333.945714] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  333.953008] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  333.960285] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  333.967559] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  333.974879]  skb_clone+0x1bb/0x500
[  333.978419]  ? finish_task_switch+0x1b5/0x900
[  333.982917]  ? skb_split+0x11e0/0x11e0
[  333.986812]  ? preempt_notifier_register+0x200/0x200
[  333.991919]  ? __switch_to_asm+0x34/0x70
[  333.995985]  ? __switch_to_asm+0x34/0x70
[  334.000043]  ? __switch_to_asm+0x40/0x70
[  334.004102]  ? __switch_to_asm+0x34/0x70
[  334.008163]  ? __switch_to_asm+0x40/0x70
[  334.012223]  ? __switch_to_asm+0x34/0x70
[  334.016280]  ? __switch_to_asm+0x40/0x70
[  334.020339]  ? __switch_to_asm+0x34/0x70
[  334.024402]  ? __switch_to_asm+0x34/0x70
[  334.028464]  ? __switch_to_asm+0x40/0x70
[  334.032527]  ? __switch_to_asm+0x34/0x70
[  334.036598]  bpf_clone_redirect+0xb9/0x490
[  334.040843]  ? __schedule+0x874/0x1ed0
[  334.044739]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  334.049764]  ? __sched_text_start+0x8/0x8
[  334.053914]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  334.058691]  ? find_held_lock+0x36/0x1c0
[  334.062762]  ? lock_acquire+0x1ed/0x520
[  334.066737]  ? bpf_test_run+0x32e/0x5a0
[  334.070714]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.076266]  ? check_preemption_disabled+0x48/0x200
[  334.081289]  ? kasan_check_read+0x11/0x20
[  334.085443]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  334.090728]  ? rcu_bh_qs+0xc0/0xc0
[  334.094276]  ? preempt_schedule+0x4d/0x60
[  334.098426]  ? ___preempt_schedule+0x16/0x18
[  334.102848]  ? bpf_test_run+0x1c0/0x5a0
[  334.106839]  ? netlink_diag_dump+0x2a0/0x2a0
[  334.111255]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  334.116794]  ? bpf_test_init.isra.9+0x70/0x100
[  334.121381]  ? bpf_prog_test_run_skb+0x634/0xb40
[  334.126148]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  334.130999]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  334.136536]  ? fput+0x130/0x1a0
[  334.139822]  ? __bpf_prog_get+0x9b/0x290
[  334.143886]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  334.148728]  ? bpf_prog_test_run+0x130/0x1a0
[  334.153140]  ? __x64_sys_bpf+0x3d8/0x510
[  334.157206]  ? bpf_prog_get+0x20/0x20
[  334.161019]  ? ksys_ioctl+0x81/0xd0
[  334.164659]  ? do_syscall_64+0x1b9/0x820
[  334.168726]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  334.174092]  ? syscall_return_slowpath+0x5e0/0x5e0
[  334.179029]  ? trace_hardirqs_off+0x300/0x300
[  334.183528]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  334.188548]  ? recalc_sigpending_tsk+0x180/0x180
[  334.193308]  ? kasan_check_write+0x14/0x20
[  334.197550]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  334.202407]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  334.207784] warn_alloc_show_mem: 1 callbacks suppressed
[  334.207795] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  334.207797] Mem-Info:
[  334.207830] active_anon:49480 inactive_anon:371 isolated_anon:0
[  334.207830]  active_file:14 inactive_file:18 isolated_file:1
[  334.207830]  unevictable:0 dirty:0 writeback:0 unstable:0
[  334.207830]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  334.207830]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  334.207830]  free:13768 free_pcp:583 free_cma:0
[  334.213162] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  334.213176] Call Trace:
[  334.220021] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  334.222422]  <IRQ>
[  334.255315] Node 0 
[  334.264681]  dump_stack+0x1c4/0x2b4
[  334.267269] 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
[  334.294929]  ? dump_stack_print_info.cold.2+0x52/0x52
[  334.297053] lowmem_reserve[]:
[  334.299287]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.302884]  0
[  334.328399]  ? trace_hardirqs_off+0xb8/0x300
[  334.333564]  2815
[  334.336668]  nmi_cpu_backtrace.cold.3+0x63/0xa2
[  334.342571]  6318
[  334.344372]  ? lapic_can_unplug_cpu.cold.27+0x3f/0x3f
[  334.348745]  6318
[  334.350815]  nmi_trigger_cpumask_backtrace+0x1b3/0x1ed
[  334.355457] Node 0 
[  334.357524]  arch_trigger_cpumask_backtrace+0x14/0x20
[  334.362710] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  334.364745]  rcu_dump_cpu_stacks+0x175/0x1c2
[  334.369992] lowmem_reserve[]:
[  334.372228]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  334.377385]  0 0
[  334.404299]  print_cpu_stall.cold.78+0x2d3/0x524
[  334.408685]  3503
[  334.411795]  ? rcu_dynticks_snap+0x30/0x30
[  334.416780]  3503
[  334.418775]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.423502] Node 0 
[  334.425562]  ? check_preemption_disabled+0x48/0x200
[  334.429800] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  334.431835]  ? check_preemption_disabled+0x48/0x200
[  334.437343] lowmem_reserve[]: 0
[  334.439589]  ? rcu_test_sync_prims+0x30/0x30
[  334.444575]  0 0
[  334.473567]  ? __lock_is_held+0xb5/0x140
[  334.478556]  0
[  334.481833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.486212] Node 0 
[  334.488190]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.492218] DMA: 1*4kB 
[  334.494024]  ? check_preemption_disabled+0x48/0x200
[  334.499553] (U) 
[  334.501793]  rcu_check_callbacks+0xfd9/0x1990
[  334.507292] 0*8kB 0*16kB 
[  334.509895]  ? rcu_cpu_stall_reset+0x220/0x220
[  334.514869] 1*32kB (U) 
[  334.516854]  ? lock_release+0x970/0x970
[  334.521320] 2*64kB (U) 
[  334.524084]  ? graph_lock+0x170/0x170
[  334.528639] 1*128kB (U) 
[  334.531230]  ? graph_lock+0x170/0x170
[  334.535193] 1*256kB 
[  334.537771]  ? graph_lock+0x170/0x170
[  334.541550] (U) 
[  334.544214]  ? graph_lock+0x170/0x170
[  334.547990] 0*512kB 
[  334.550306]  ? find_held_lock+0x36/0x1c0
[  334.554077] 1*1024kB (U) 
[  334.556065]  ? cpuacct_account_field+0x219/0x3d0
[  334.559830] 1*2048kB (M) 
[  334.562158]  ? graph_lock+0x170/0x170
[  334.566190] 3*4096kB (M) 
[  334.568948]  ? find_held_lock+0x36/0x1c0
[  334.573678] = 15908kB
[  334.576436]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.580223] Node 0 
[  334.582977]  ? check_preemption_disabled+0x48/0x200
[  334.587009] DMA32: 
[  334.589416]  ? check_preemption_disabled+0x48/0x200
[  334.594929] 4*4kB 
[  334.597166]  ? trace_hardirqs_off+0xb8/0x300
[  334.602148] (UM) 
[  334.604383]  ? __lock_is_held+0xb5/0x140
[  334.609366] 2*8kB (M) 
[  334.611518]  ? trace_hardirqs_on+0x310/0x310
[  334.615893] 1*16kB (M) 
[  334.617960]  ? check_preemption_disabled+0x48/0x200
[  334.621993] 1*32kB (M) 
[  334.624496]  ? raise_softirq+0x199/0x420
[  334.628874] 3*64kB 
[  334.631452]  ? raise_softirq_irqoff+0x2e0/0x2e0
[  334.636440] (UM) 
[  334.639026]  ? account_system_index_time+0x333/0x5d0
[  334.643062] 3*128kB 
[  334.645297]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.649938] (M) 
[  334.652022]  ? check_preemption_disabled+0x48/0x200
[  334.657094] 2*256kB (M) 
[  334.659425]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  334.664927] 3*512kB (M) 
[  334.666910]  ? hrtimer_run_queues+0x9a/0x400
[  334.671897] 4*1024kB (UM) 
[  334.674590]  ? run_local_timers+0x19b/0x230
[  334.680105] 3*2048kB 
[  334.682768]  ? timer_clear_idle+0x90/0x90
[  334.687145] (M) 3*4096kB 
[  334.690005]  ? irqtime_account_process_tick.isra.6+0x38e/0x490
[  334.694294] (M) 
[  334.696706]  ? account_process_tick+0x282/0x350
[  334.700835] = 25232kB
[  334.703589]  update_process_times+0x2d/0x70
[  334.709530] Node 0 
[  334.711504]  tick_sched_handle+0x9f/0x180
[  334.716156] Normal: 
[  334.718577]  tick_sched_timer+0x45/0x130
[  334.722877] 1065*4kB 
[  334.725110]  __hrtimer_run_queues+0x41c/0x10d0
[  334.729248] (MEH) 
[  334.731572]  ? tick_sched_do_timer+0x1a0/0x1a0
[  334.735597] 487*8kB (ME) 
[  334.738018]  ? hrtimer_start_range_ns+0xe00/0xe00
[  334.742570] 153*16kB (MEH) 
[  334.744727]  ? pvclock_read_flags+0x160/0x160
[  334.749282] 77*32kB 
[  334.752038]  ? trace_hardirqs_on+0x310/0x310
[  334.756852] (UM) 
[  334.759779]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  334.764240] 0*64kB 1*128kB 
[  334.766571]  ? kvm_clock_read+0x18/0x30
[  334.770949] (H) 
[  334.773008]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  334.777998] 1*256kB 
[  334.780931]  ? ktime_get_update_offsets_now+0x3b6/0x550
[  334.784872] (U) 1*512kB 
[  334.786866]  ? do_timer+0x50/0x50
[  334.791844] (U) 0*1024kB 
[  334.794180]  ? trace_hardirqs_on+0x310/0x310
[  334.799510] 0*2048kB 
[  334.802185]  ? do_raw_spin_lock+0xc1/0x200
[  334.805594] 0*4096kB = 13964kB
[  334.808367]  hrtimer_interrupt+0x313/0x780
[  334.812752] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  334.815165]  smp_apic_timer_interrupt+0x1a1/0x760
[  334.819359] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  334.819368] 412 total pagecache pages
[  334.822558]  ? smp_call_function_single_interrupt+0x650/0x650
[  334.826767] 0 pages in swap cache
[  334.835600]  ? interrupt_entry+0xb5/0xf0
[  334.840420] Swap cache stats: add 0, delete 0, find 0/0
[  334.848998]  ? trace_hardirqs_off_caller+0xbb/0x300
[  334.852768] Free swap  = 0kB
[  334.852776] Total swap = 0kB
[  334.858659]  ? trace_hardirqs_off_caller+0xbb/0x300
[  334.858677]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  334.862119] 1965979 pages RAM
[  334.866188]  ? trace_hardirqs_off+0x300/0x300
[  334.871513] 0 pages HighMem/MovableOnly
[  334.871521] 343323 pages reserved
[  334.876536]  ? trace_hardirqs_off+0x300/0x300
[  334.879522] 0 pages cma reserved
[  334.879601] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  334.882545]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.882559]  ? check_preemption_disabled+0x48/0x200
[  334.882576]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  334.887643] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  334.892419]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  334.895494] syz-executor0 cpuset=
[  334.899993]  apic_timer_interrupt+0xf/0x20
[  334.903933] syz0
[  334.907373]  </IRQ>
[  334.911858]  mems_allowed=0
[  334.915223] RIP: 0010:kmem_cache_alloc_node+0x247/0x730
[  334.973157] Code: 40 7e 0f 85 32 ff ff ff e8 95 db 3e ff e9 28 ff ff ff e8 ac 38 c3 ff 48 83 3d 4c 87 b0 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 bf fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  334.992073] RSP: 0000:ffff8801d9b57410 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  334.999799] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff1003b367dac
[  335.007081] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000282
[  335.014363] RBP: ffff8801d9b57480 R08: ffff8801d9b3ed60 R09: 0000000000000002
[  335.021646] R10: 0000000000000000 R11: ffff8801d9b3e4c0 R12: ffff8801d9be7680
[  335.028924] R13: ffff8801d9be7680 R14: 0000000000000000 R15: 0000000000000282
[  335.036252]  ? ipv6_get_ifaddr+0x42e/0x620
[  335.040508]  __alloc_skb+0x119/0x770
[  335.044233]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  335.049522]  ? skb_scrub_packet+0x490/0x490
[  335.053847]  ? lock_downgrade+0x900/0x900
[  335.058006]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.063550]  ? refcount_sub_and_test_checked+0x203/0x310
[  335.069010]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  335.074463]  ? addrconf_rs_timer+0x6f0/0x6f0
[  335.078889]  ndisc_alloc_skb+0x144/0x340
[  335.082962]  ndisc_send_rs+0x331/0x6e0
[  335.086857]  addrconf_rs_timer+0x3c0/0x6f0
[  335.091098]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  335.095350]  call_timer_fn+0x272/0x920
[  335.099271]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  335.103513]  ? process_timeout+0x40/0x40
[  335.107572]  ? find_held_lock+0x36/0x1c0
[  335.111651]  ? __run_timers+0x7da/0xc70
[  335.115639]  ? _raw_spin_unlock_irq+0x27/0x80
[  335.120156]  ? _raw_spin_unlock_irq+0x27/0x80
[  335.124664]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  335.128902]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  335.133489]  ? trace_hardirqs_on+0xbd/0x310
[  335.137812]  ? kasan_check_read+0x11/0x20
[  335.141968]  ? __run_timers+0x7da/0xc70
[  335.145949]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  335.151406]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  335.155659]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  335.159897]  __run_timers+0x7e5/0xc70
[  335.163715]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  335.169078]  ? compat_start_thread+0x80/0x80
[  335.173493]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.179037]  ? kasan_check_write+0x14/0x20
[  335.183280]  ? finish_task_switch+0x2f5/0x900
[  335.187777]  ? __switch_to_asm+0x40/0x70
[  335.191849]  ? preempt_notifier_register+0x200/0x200
[  335.196957]  ? __switch_to_asm+0x34/0x70
[  335.201016]  ? __switch_to_asm+0x40/0x70
[  335.205075]  ? __switch_to_asm+0x34/0x70
[  335.209134]  ? __switch_to_asm+0x40/0x70
[  335.213201]  ? __switch_to_asm+0x34/0x70
[  335.217346]  ? __switch_to_asm+0x40/0x70
[  335.221419]  ? pvclock_read_flags+0x160/0x160
[  335.225923]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.231466]  ? check_preemption_disabled+0x48/0x200
[  335.236494]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  335.242045]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  335.247330]  ? rcu_pm_notify+0xc0/0xc0
[  335.251225]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.256764]  ? check_preemption_disabled+0x48/0x200
[  335.261791]  run_timer_softirq+0x52/0xb0
[  335.265877]  ? rcu_read_lock_sched_held+0x108/0x120
[  335.270900]  __do_softirq+0x30b/0xad8
[  335.274721]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  335.279829]  ? trace_hardirqs_off_caller+0x300/0x300
[  335.284935]  ? trace_hardirqs_on+0x310/0x310
[  335.289352]  ? schedule+0x108/0x460
[  335.292992]  ? __schedule+0x1ed0/0x1ed0
[  335.296976]  ? trace_hardirqs_off+0xb8/0x300
[  335.301386]  ? ___might_sleep+0x1ed/0x300
[  335.305544]  ? smpboot_thread_fn+0x68b/0xa00
[  335.309957]  ? trace_hardirqs_on+0x310/0x310
[  335.314370]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  335.319913]  ? check_preemption_disabled+0x48/0x200
[  335.324931]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.330475]  ? takeover_tasklets+0xa90/0xa90
[  335.334890]  run_ksoftirqd+0x94/0x100
[  335.338892]  smpboot_thread_fn+0x68b/0xa00
[  335.343136]  ? sort_range+0x30/0x30
[  335.346766]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  335.351876]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  335.357416]  ? __kthread_parkme+0xfb/0x1a0
[  335.361657]  kthread+0x35a/0x420
[  335.365029]  ? sort_range+0x30/0x30
[  335.368654]  ? kthread_bind+0x40/0x40
[  335.372465]  ret_from_fork+0x3a/0x50
[  335.376205] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  335.376578] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  335.383513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  335.383518] Call Trace:
[  335.383523]  <IRQ>
[  335.383541]  dump_stack+0x1c4/0x2b4
[  335.383560]  ? dump_stack_print_info.cold.2+0x52/0x52
[  335.390114] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  335.399407]  warn_alloc.cold.118+0xb7/0x1bd
[  335.401972] ksoftirqd/1 cpuset=
[  335.404128]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  335.407728] /
[  335.412919]  ? lock_downgrade+0x900/0x900
[  335.423211]  mems_allowed=0
[  335.427532]  ? trace_hardirqs_off+0xb8/0x300
[  335.448779]  ? trace_hardirqs_off+0xb8/0x300
[  335.453204]  __alloc_pages_slowpath+0x2667/0x2d80
[  335.458095]  ? warn_alloc+0x120/0x120
[  335.461901]  ? warn_alloc+0x120/0x120
[  335.465712]  ? print_usage_bug+0xc0/0xc0
[  335.469779]  ? warn_alloc+0x120/0x120
[  335.473582]  ? print_usage_bug+0xc0/0xc0
[  335.477657]  ? __lock_acquire+0x7ec/0x4ec0
[  335.481894]  ? __lock_acquire+0x7ec/0x4ec0
[  335.486134]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  335.491683]  ? should_fail+0x22d/0xd01
[  335.495577]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  335.500687]  ? __lock_acquire+0x7ec/0x4ec0
[  335.504928]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  335.510033]  ? __lock_acquire+0x7ec/0x4ec0
[  335.514283]  ? should_fail+0x22d/0xd01
[  335.518181]  ? mark_held_locks+0x130/0x130
[  335.522423]  ? mark_held_locks+0x130/0x130
[  335.526664]  ? graph_lock+0x170/0x170
[  335.530468]  ? graph_lock+0x170/0x170
[  335.534275]  ? graph_lock+0x170/0x170
[  335.538076]  ? print_usage_bug+0xc0/0xc0
[  335.542142]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.547704]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.553246]  ? check_preemption_disabled+0x48/0x200
[  335.558264]  ? check_preemption_disabled+0x48/0x200
[  335.563294]  ? __lock_is_held+0xb5/0x140
[  335.567362]  __alloc_pages_nodemask+0xa80/0xde0
[  335.572032]  ? graph_lock+0x170/0x170
[  335.575839]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  335.580853]  ? graph_lock+0x170/0x170
[  335.584669]  ? find_held_lock+0x36/0x1c0
[  335.588747]  ? ____cache_alloc_node+0x1c7/0x1e0
[  335.593417]  ? lock_downgrade+0x900/0x900
[  335.597589]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.603140]  cache_grow_begin+0x91/0x8c0
[  335.607208]  ? do_raw_spin_unlock+0xa7/0x2f0
[  335.611636]  fallback_alloc+0x203/0x2e0
[  335.615630]  ____cache_alloc_node+0x1c7/0x1e0
[  335.620134]  kmem_cache_alloc_node+0xe3/0x730
[  335.624642]  ? ipv6_get_ifaddr+0x42e/0x620
[  335.628891]  __alloc_skb+0x119/0x770
[  335.632610]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  335.637899]  ? skb_scrub_packet+0x490/0x490
[  335.642221]  ? lock_downgrade+0x900/0x900
[  335.646385]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.651927]  ? refcount_sub_and_test_checked+0x203/0x310
[  335.657387]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  335.662842]  ? addrconf_rs_timer+0x6f0/0x6f0
[  335.667265]  ndisc_alloc_skb+0x144/0x340
[  335.671333]  ndisc_send_rs+0x331/0x6e0
[  335.675230]  addrconf_rs_timer+0x3c0/0x6f0
[  335.679471]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  335.683721]  call_timer_fn+0x272/0x920
[  335.687612]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  335.691858]  ? process_timeout+0x40/0x40
[  335.695917]  ? find_held_lock+0x36/0x1c0
[  335.699990]  ? __run_timers+0x7da/0xc70
[  335.703966]  ? _raw_spin_unlock_irq+0x27/0x80
[  335.708461]  ? _raw_spin_unlock_irq+0x27/0x80
[  335.712961]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  335.717204]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  335.721793]  ? trace_hardirqs_on+0xbd/0x310
[  335.726113]  ? kasan_check_read+0x11/0x20
[  335.730263]  ? __run_timers+0x7da/0xc70
[  335.734243]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  335.739708]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  335.743954]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  335.748193]  __run_timers+0x7e5/0xc70
[  335.752011]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  335.757380]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  335.762404]  ? graph_lock+0x170/0x170
[  335.766212]  ? enqueue_hrtimer+0x1a5/0x560
[  335.770443]  ? lock_release+0x970/0x970
[  335.774423]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  335.779633]  ? find_held_lock+0x36/0x1c0
[  335.783708]  ? graph_lock+0x170/0x170
[  335.787515]  ? pvclock_read_flags+0x160/0x160
[  335.792019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.797556]  ? check_preemption_disabled+0x48/0x200
[  335.802590]  ? __lock_is_held+0xb5/0x140
[  335.806661]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.812207]  ? check_preemption_disabled+0x48/0x200
[  335.817233]  run_timer_softirq+0x52/0xb0
[  335.821299]  ? rcu_read_lock_sched_held+0x108/0x120
[  335.826322]  __do_softirq+0x30b/0xad8
[  335.830136]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  335.835245]  ? pvclock_read_flags+0x160/0x160
[  335.839741]  ? lapic_next_event+0x5a/0x90
[  335.843890]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.849426]  ? check_preemption_disabled+0x48/0x200
[  335.854442]  ? check_preemption_disabled+0x48/0x200
[  335.859470]  ? kvm_clock_read+0x18/0x30
[  335.863449]  ? kvm_sched_clock_read+0x9/0x20
[  335.867865]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.873400]  ? check_preemption_disabled+0x48/0x200
[  335.878430]  irq_exit+0x17f/0x1c0
[  335.881893]  smp_apic_timer_interrupt+0x1cb/0x760
[  335.886734]  ? smp_reschedule_interrupt+0x109/0x650
[  335.891752]  ? smp_call_function_single_interrupt+0x650/0x650
[  335.897657]  ? interrupt_entry+0xb5/0xf0
[  335.901727]  ? trace_hardirqs_off_caller+0xbb/0x300
[  335.906742]  ? trace_hardirqs_off_caller+0xbb/0x300
[  335.911760]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  335.916606]  ? trace_hardirqs_off+0x300/0x300
[  335.921107]  ? trace_hardirqs_off+0x300/0x300
[  335.925608]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  335.931160]  ? check_preemption_disabled+0x48/0x200
[  335.936177]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  335.941728]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  335.946627]  apic_timer_interrupt+0xf/0x20
[  335.950861]  </IRQ>
[  335.953101] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  335.958033] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  335.976961] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  335.984691] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  335.991962] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  335.999232] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  336.006502] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  336.013772] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  336.021091]  skb_clone+0x1bb/0x500
[  336.024644]  ? finish_task_switch+0x1b5/0x900
[  336.029145]  ? skb_split+0x11e0/0x11e0
[  336.033037]  ? preempt_notifier_register+0x200/0x200
[  336.038140]  ? __switch_to_asm+0x34/0x70
[  336.042205]  ? __switch_to_asm+0x34/0x70
[  336.046269]  ? __switch_to_asm+0x40/0x70
[  336.050332]  ? __switch_to_asm+0x34/0x70
[  336.054395]  ? __switch_to_asm+0x40/0x70
[  336.058453]  ? __switch_to_asm+0x34/0x70
[  336.062514]  ? __switch_to_asm+0x40/0x70
[  336.066574]  ? __switch_to_asm+0x34/0x70
[  336.070651]  ? __switch_to_asm+0x34/0x70
[  336.074733]  ? __switch_to_asm+0x40/0x70
[  336.078793]  ? __switch_to_asm+0x34/0x70
[  336.082863]  bpf_clone_redirect+0xb9/0x490
[  336.087104]  ? __schedule+0x874/0x1ed0
[  336.091001]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  336.096027]  ? __sched_text_start+0x8/0x8
[  336.100176]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  336.104952]  ? find_held_lock+0x36/0x1c0
[  336.109021]  ? lock_acquire+0x1ed/0x520
[  336.112998]  ? bpf_test_run+0x32e/0x5a0
[  336.116974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  336.122513]  ? check_preemption_disabled+0x48/0x200
[  336.127538]  ? kasan_check_read+0x11/0x20
[  336.131702]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  336.136985]  ? rcu_bh_qs+0xc0/0xc0
[  336.140530]  ? preempt_schedule+0x4d/0x60
[  336.144684]  ? ___preempt_schedule+0x16/0x18
[  336.149105]  ? bpf_test_run+0x1c0/0x5a0
[  336.153092]  ? netlink_diag_dump+0x2a0/0x2a0
[  336.157504]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  336.163040]  ? bpf_test_init.isra.9+0x70/0x100
[  336.167638]  ? bpf_prog_test_run_skb+0x634/0xb40
[  336.172409]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  336.177260]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  336.182796]  ? fput+0x130/0x1a0
[  336.186077]  ? __bpf_prog_get+0x9b/0x290
[  336.190141]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  336.194981]  ? bpf_prog_test_run+0x130/0x1a0
[  336.199394]  ? __x64_sys_bpf+0x3d8/0x510
[  336.203459]  ? bpf_prog_get+0x20/0x20
[  336.207269]  ? ksys_ioctl+0x81/0xd0
[  336.210913]  ? do_syscall_64+0x1b9/0x820
[  336.214996]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  336.220377]  ? syscall_return_slowpath+0x5e0/0x5e0
[  336.225319]  ? trace_hardirqs_off+0x300/0x300
[  336.229817]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  336.234833]  ? recalc_sigpending_tsk+0x180/0x180
[  336.239587]  ? kasan_check_write+0x14/0x20
[  336.243840]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  336.248702]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  336.254078] Mem-Info:
[  336.254091] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  336.254102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  336.256526] active_anon:49480 inactive_anon:371 isolated_anon:0
[  336.256526]  active_file:14 inactive_file:18 isolated_file:1
[  336.256526]  unevictable:0 dirty:0 writeback:0 unstable:0
[  336.256526]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  336.256526]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  336.256526]  free:13768 free_pcp:583 free_cma:0
[  336.263337] Call Trace:
[  336.272729] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  336.305598]  dump_stack+0x1c4/0x2b4
[  336.308160] Node 0 
[  336.335848]  ? dump_stack_print_info.cold.2+0x52/0x52
[  336.339917] 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
[  336.342157]  warn_alloc.cold.118+0xb7/0x1bd
[  336.347305] lowmem_reserve[]:
[  336.372826]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  336.377122]  0
[  336.380232]  ? lock_downgrade+0x900/0x900
[  336.385034]  2815 6318
[  336.386853]  ? trace_hardirqs_off+0xb8/0x300
[  336.390958]  6318
[  336.393461]  ? trace_hardirqs_off+0xb8/0x300
[  336.397835] Node 0 
[  336.399902]  __alloc_pages_slowpath+0x2667/0x2d80
[  336.404301] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  336.406536]  ? warn_alloc+0x120/0x120
[  336.411317] lowmem_reserve[]: 0
[  336.438229]  ? warn_alloc+0x120/0x120
[  336.442002]  0
[  336.445289]  ? print_usage_bug+0xc0/0xc0
[  336.449060]  3503
[  336.450858]  ? warn_alloc+0x120/0x120
[  336.454892]  3503
[  336.456953]  ? print_usage_bug+0xc0/0xc0
[  336.460725] Node 0 
[  336.462785]  ? __lock_acquire+0x7ec/0x4ec0
[  336.466843] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  336.469049]  ? __lock_acquire+0x7ec/0x4ec0
[  336.473512] lowmem_reserve[]: 0
[  336.501993]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  336.506200]  0
[  336.509476]  ? should_fail+0x22d/0xd01
[  336.514984]  0
[  336.516792]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  336.520648]  0
[  336.522449]  ? __lock_acquire+0x7ec/0x4ec0
[  336.529320]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  336.533527] Node 0 
[  336.538627]  ? __lock_acquire+0x7ec/0x4ec0
[  336.538637] DMA: 
[  336.540867]  ? should_fail+0x22d/0xd01
[  336.540891]  ? mark_held_locks+0x130/0x130
[  336.545098] 1*4kB 
[  336.547158]  ? mark_held_locks+0x130/0x130
[  336.551021] (U) 
[  336.555250]  ? graph_lock+0x170/0x170
[  336.557370] 0*8kB 0*16kB 
[  336.561607]  ? graph_lock+0x170/0x170
[  336.563567] 1*32kB 
[  336.567365]  ? graph_lock+0x170/0x170
[  336.570095] (U) 
[  336.573888]  ? print_usage_bug+0xc0/0xc0
[  336.576099] 2*64kB 
[  336.579890]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  336.579906]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  336.581862] (U) 
[  336.585916]  ? check_preemption_disabled+0x48/0x200
[  336.588132] 1*128kB 
[  336.593666]  ? check_preemption_disabled+0x48/0x200
[  336.599177] (U) 1*256kB 
[  336.601166]  ? __lock_is_held+0xb5/0x140
[  336.606138] (U) 0*512kB 
[  336.608472]  __alloc_pages_nodemask+0xa80/0xde0
[  336.613452] 1*1024kB (U) 
[  336.616128]  ? graph_lock+0x170/0x170
[  336.620161] 1*2048kB 
[  336.622834]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  336.627466] (M) 3*4096kB 
[  336.630226]  ? graph_lock+0x170/0x170
[  336.633998] (M) 
[  336.636413]  ? find_held_lock+0x36/0x1c0
[  336.641387] = 15908kB
[  336.641395] Node 0 
[  336.644157]  ? ____cache_alloc_node+0x1c7/0x1e0
[  336.647917] DMA32: 4*4kB 
[  336.649900]  ? lock_downgrade+0x900/0x900
[  336.653935] (UM) 
[  336.656344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  336.658552] 2*8kB 
[  336.663219]  cache_grow_begin+0x91/0x8c0
[  336.665947] (M) 
[  336.670090]  ? do_raw_spin_unlock+0xa7/0x2f0
[  336.672122] 1*16kB (M) 
[  336.677668]  fallback_alloc+0x203/0x2e0
[  336.679793] 1*32kB 
[  336.683852]  ____cache_alloc_node+0x1c7/0x1e0
[  336.685797] (M) 
[  336.690205]  kmem_cache_alloc_node+0xe3/0x730
[  336.692764] 3*64kB 
[  336.696735]  ? ipv6_get_ifaddr+0x42e/0x620
[  336.698953] (UM) 
[  336.703468]  __alloc_skb+0x119/0x770
[  336.705412] 3*128kB 
[  336.709908]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  336.712116] (M) 
[  336.716350]  ? skb_scrub_packet+0x490/0x490
[  336.718383] 2*256kB 
[  336.722093]  ? lock_downgrade+0x900/0x900
[  336.724388] (M) 
[  336.729668]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  336.731624] 3*512kB 
[  336.735942]  ? refcount_sub_and_test_checked+0x203/0x310
[  336.738240] (M) 
[  336.742385]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  336.744333] 4*1024kB 
[  336.749865]  ? addrconf_rs_timer+0x6f0/0x6f0
[  336.752159] (UM) 
[  336.757628]  ndisc_alloc_skb+0x144/0x340
[  336.759560] 3*2048kB (M) 
[  336.765017]  ndisc_send_rs+0x331/0x6e0
[  336.767391] 3*4096kB (M) 
[  336.771805]  addrconf_rs_timer+0x3c0/0x6f0
[  336.773837] = 25232kB
[  336.777893]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  336.780630] Node 0 
[  336.784522]  call_timer_fn+0x272/0x920
[  336.787242] Normal: 
[  336.791473]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  336.793858] 1065*4kB 
[  336.798087]  ? process_timeout+0x40/0x40
[  336.800293] (MEH) 
[  336.804170]  ? find_held_lock+0x36/0x1c0
[  336.806490] 487*8kB 
[  336.810729]  ? __run_timers+0x7da/0xc70
[  336.813107] (ME) 
[  336.817166]  ? _raw_spin_unlock_irq+0x27/0x80
[  336.819292] 153*16kB 
[  336.823354]  ? _raw_spin_unlock_irq+0x27/0x80
[  336.825652] (MEH) 
[  336.829627]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  336.831665] 77*32kB 
[  336.836153]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  336.838535] (UM) 
[  336.843030]  ? trace_hardirqs_on+0xbd/0x310
[  336.845151] 0*64kB 1*128kB 
[  336.849389]  ? kasan_check_read+0x11/0x20
[  336.851695] (H) 
[  336.856275]  ? __run_timers+0x7da/0xc70
[  336.858306] 1*256kB (U) 
[  336.862644]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  336.865552] 1*512kB 
[  336.869700]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  336.871649] (U) 
[  336.875627]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  336.878270] 0*1024kB 
[  336.883718]  __run_timers+0x7e5/0xc70
[  336.886014] 0*2048kB 
[  336.890254]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  336.892199] 0*4096kB 
[  336.896427]  ? compat_start_thread+0x80/0x80
[  336.898808] = 13964kB
[  336.898822] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  336.902610]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  336.905003] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  336.910355]  ? kasan_check_write+0x14/0x20
[  336.912741] 412 total pagecache pages
[  336.917143]  ? finish_task_switch+0x2f5/0x900
[  336.919531] 0 pages in swap cache
[  336.928357]  ? __switch_to_asm+0x40/0x70
[  336.933865] Swap cache stats: add 0, delete 0, find 0/0
[  336.933874] Free swap  = 0kB
[  336.942456]  ? preempt_notifier_register+0x200/0x200
[  336.946665] Total swap = 0kB
[  336.950460]  ? __switch_to_asm+0x34/0x70
[  336.954926] 1965979 pages RAM
[  336.958379]  ? __switch_to_asm+0x40/0x70
[  336.962414] 0 pages HighMem/MovableOnly
[  336.967790]  ? __switch_to_asm+0x34/0x70
[  336.970771] 343323 pages reserved
[  336.970780] 0 pages cma reserved
[  336.975876]  ? __switch_to_asm+0x40/0x70
[  336.978935] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  336.982914]  ? __switch_to_asm+0x34/0x70
[  336.982925]  ? __switch_to_asm+0x40/0x70
[  336.982955]  ? pvclock_read_flags+0x160/0x160
[  336.986102] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  336.990100]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  336.994049] syz-executor0 cpuset=
[  336.998100]  ? check_preemption_disabled+0x48/0x200
[  337.001530] syz0
[  337.004897]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  337.008931]  mems_allowed=0
[  337.015411]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  337.015429]  ? rcu_pm_notify+0xc0/0xc0
[  337.071993]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  337.077550]  ? check_preemption_disabled+0x48/0x200
[  337.082577]  run_timer_softirq+0x52/0xb0
[  337.086645]  ? rcu_read_lock_sched_held+0x108/0x120
[  337.091670]  __do_softirq+0x30b/0xad8
[  337.095492]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  337.100595]  ? trace_hardirqs_off_caller+0x300/0x300
[  337.105707]  ? trace_hardirqs_on+0x310/0x310
[  337.110130]  ? schedule+0x108/0x460
[  337.113762]  ? __schedule+0x1ed0/0x1ed0
[  337.117745]  ? trace_hardirqs_off+0xb8/0x300
[  337.122160]  ? ___might_sleep+0x1ed/0x300
[  337.126316]  ? smpboot_thread_fn+0x68b/0xa00
[  337.130728]  ? trace_hardirqs_on+0x310/0x310
[  337.135161]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  337.140706]  ? check_preemption_disabled+0x48/0x200
[  337.145726]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  337.151271]  ? takeover_tasklets+0xa90/0xa90
[  337.155699]  run_ksoftirqd+0x94/0x100
[  337.159503]  smpboot_thread_fn+0x68b/0xa00
[  337.163744]  ? sort_range+0x30/0x30
[  337.167373]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  337.172498]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  337.178036]  ? __kthread_parkme+0xfb/0x1a0
[  337.182281]  kthread+0x35a/0x420
[  337.185653]  ? sort_range+0x30/0x30
[  337.189297]  ? kthread_bind+0x40/0x40
[  337.193107]  ret_from_fork+0x3a/0x50
[  337.196844] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  337.196919] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  337.204112] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  337.204117] Call Trace:
[  337.204124]  <IRQ>
[  337.204141]  dump_stack+0x1c4/0x2b4
[  337.204158]  ? dump_stack_print_info.cold.2+0x52/0x52
[  337.204186]  warn_alloc.cold.118+0xb7/0x1bd
[  337.210729] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  337.220010]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  337.222569] ksoftirqd/1 cpuset=
[  337.224717]  ? lock_downgrade+0x900/0x900
[  337.228323] /
[  337.233511]  ? trace_hardirqs_off+0xb8/0x300
[  337.237825]  mems_allowed=0
[  337.248134]  ? trace_hardirqs_off+0xb8/0x300
[  337.273778]  __alloc_pages_slowpath+0x2667/0x2d80
[  337.278670]  ? warn_alloc+0x120/0x120
[  337.282489]  ? warn_alloc+0x120/0x120
[  337.286294]  ? print_usage_bug+0xc0/0xc0
[  337.290355]  ? warn_alloc+0x120/0x120
[  337.294162]  ? print_usage_bug+0xc0/0xc0
[  337.298230]  ? __lock_acquire+0x7ec/0x4ec0
[  337.302467]  ? __lock_acquire+0x7ec/0x4ec0
[  337.306711]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  337.312251]  ? should_fail+0x22d/0xd01
[  337.316147]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  337.321253]  ? __lock_acquire+0x7ec/0x4ec0
[  337.325533]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  337.330641]  ? __lock_acquire+0x7ec/0x4ec0
[  337.334881]  ? should_fail+0x22d/0xd01
[  337.339219]  ? mark_held_locks+0x130/0x130
[  337.343463]  ? mark_held_locks+0x130/0x130
[  337.347704]  ? graph_lock+0x170/0x170
[  337.351508]  ? graph_lock+0x170/0x170
[  337.355310]  ? graph_lock+0x170/0x170
[  337.359109]  ? print_usage_bug+0xc0/0xc0
[  337.363174]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  337.368716]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  337.374257]  ? check_preemption_disabled+0x48/0x200
[  337.379271]  ? check_preemption_disabled+0x48/0x200
[  337.384303]  ? __lock_is_held+0xb5/0x140
[  337.388372]  __alloc_pages_nodemask+0xa80/0xde0
[  337.393047]  ? graph_lock+0x170/0x170
[  337.396853]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  337.401868]  ? graph_lock+0x170/0x170
[  337.405691]  ? find_held_lock+0x36/0x1c0
[  337.409763]  ? ____cache_alloc_node+0x1c7/0x1e0
[  337.414438]  ? lock_downgrade+0x900/0x900
[  337.418596]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  337.424153]  cache_grow_begin+0x91/0x8c0
[  337.428223]  ? do_raw_spin_unlock+0xa7/0x2f0
[  337.433298]  fallback_alloc+0x203/0x2e0
[  337.437287]  ____cache_alloc_node+0x1c7/0x1e0
[  337.441795]  kmem_cache_alloc_node+0xe3/0x730
[  337.446294]  ? ipv6_get_ifaddr+0x42e/0x620
[  337.450538]  __alloc_skb+0x119/0x770
[  337.454255]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  337.459538]  ? skb_scrub_packet+0x490/0x490
[  337.463865]  ? lock_downgrade+0x900/0x900
[  337.468050]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  337.473600]  ? refcount_sub_and_test_checked+0x203/0x310
[  337.479076]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  337.484544]  ? addrconf_rs_timer+0x6f0/0x6f0
[  337.488977]  ndisc_alloc_skb+0x144/0x340
[  337.493055]  ndisc_send_rs+0x331/0x6e0
[  337.496961]  addrconf_rs_timer+0x3c0/0x6f0
[  337.501213]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  337.505466]  call_timer_fn+0x272/0x920
[  337.509358]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  337.513604]  ? process_timeout+0x40/0x40
[  337.517678]  ? find_held_lock+0x36/0x1c0
[  337.521755]  ? __run_timers+0x7da/0xc70
[  337.525734]  ? _raw_spin_unlock_irq+0x27/0x80
[  337.530233]  ? _raw_spin_unlock_irq+0x27/0x80
[  337.534731]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  337.538971]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  337.543560]  ? trace_hardirqs_on+0xbd/0x310
[  337.547884]  ? kasan_check_read+0x11/0x20
[  337.552038]  ? __run_timers+0x7da/0xc70
[  337.556018]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  337.561482]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  337.565724]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  337.569965]  __run_timers+0x7e5/0xc70
[  337.573783]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  337.579155]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  337.584174]  ? graph_lock+0x170/0x170
[  337.587982]  ? enqueue_hrtimer+0x1a5/0x560
[  337.592220]  ? lock_release+0x970/0x970
[  337.596198]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  337.601399]  ? find_held_lock+0x36/0x1c0
[  337.605464]  ? graph_lock+0x170/0x170
[  337.609270]  ? pvclock_read_flags+0x160/0x160
[  337.613769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  337.619306]  ? check_preemption_disabled+0x48/0x200
[  337.624336]  ? __lock_is_held+0xb5/0x140
[  337.628405]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  337.633943]  ? check_preemption_disabled+0x48/0x200
[  337.638974]  run_timer_softirq+0x52/0xb0
[  337.643038]  ? rcu_read_lock_sched_held+0x108/0x120
[  337.648063]  __do_softirq+0x30b/0xad8
[  337.651882]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  337.656995]  ? pvclock_read_flags+0x160/0x160
[  337.661493]  ? lapic_next_event+0x5a/0x90
[  337.665649]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  337.671197]  ? check_preemption_disabled+0x48/0x200
[  337.676211]  ? check_preemption_disabled+0x48/0x200
[  337.681238]  ? kvm_clock_read+0x18/0x30
[  337.685217]  ? kvm_sched_clock_read+0x9/0x20
[  337.689641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  337.695187]  ? check_preemption_disabled+0x48/0x200
[  337.700218]  irq_exit+0x17f/0x1c0
[  337.703684]  smp_apic_timer_interrupt+0x1cb/0x760
[  337.708529]  ? smp_reschedule_interrupt+0x109/0x650
[  337.713550]  ? smp_call_function_single_interrupt+0x650/0x650
[  337.719447]  ? interrupt_entry+0xb5/0xf0
[  337.723518]  ? trace_hardirqs_off_caller+0xbb/0x300
[  337.728539]  ? trace_hardirqs_off_caller+0xbb/0x300
[  337.733558]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  337.738404]  ? trace_hardirqs_off+0x300/0x300
[  337.742898]  ? trace_hardirqs_off+0x300/0x300
[  337.747399]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  337.752940]  ? check_preemption_disabled+0x48/0x200
[  337.757960]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  337.763524]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  337.768384]  apic_timer_interrupt+0xf/0x20
[  337.772614]  </IRQ>
[  337.774864] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  337.779797] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  337.798712] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  337.806450] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  337.813728] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  337.820997] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  337.828265] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  337.835535] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  337.842855]  skb_clone+0x1bb/0x500
[  337.846401]  ? finish_task_switch+0x1b5/0x900
[  337.850901]  ? skb_split+0x11e0/0x11e0
[  337.854800]  ? preempt_notifier_register+0x200/0x200
[  337.859906]  ? __switch_to_asm+0x34/0x70
[  337.863974]  ? __switch_to_asm+0x34/0x70
[  337.868040]  ? __switch_to_asm+0x40/0x70
[  337.872098]  ? __switch_to_asm+0x34/0x70
[  337.876162]  ? __switch_to_asm+0x40/0x70
[  337.880228]  ? __switch_to_asm+0x34/0x70
[  337.884290]  ? __switch_to_asm+0x40/0x70
[  337.888349]  ? __switch_to_asm+0x34/0x70
[  337.892415]  ? __switch_to_asm+0x34/0x70
[  337.896473]  ? __switch_to_asm+0x40/0x70
[  337.900537]  ? __switch_to_asm+0x34/0x70
[  337.904614]  bpf_clone_redirect+0xb9/0x490
[  337.908866]  ? __schedule+0x874/0x1ed0
[  337.912764]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  337.917794]  ? __sched_text_start+0x8/0x8
[  337.921946]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  337.926722]  ? find_held_lock+0x36/0x1c0
[  337.930795]  ? lock_acquire+0x1ed/0x520
[  337.934772]  ? bpf_test_run+0x32e/0x5a0
[  337.938752]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  337.944293]  ? check_preemption_disabled+0x48/0x200
[  337.949316]  ? kasan_check_read+0x11/0x20
[  337.953471]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  337.958762]  ? rcu_bh_qs+0xc0/0xc0
[  337.962312]  ? preempt_schedule+0x4d/0x60
[  337.966466]  ? ___preempt_schedule+0x16/0x18
[  337.970889]  ? bpf_test_run+0x1c0/0x5a0
[  337.974874]  ? netlink_diag_dump+0x2a0/0x2a0
[  337.979288]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  337.984827]  ? bpf_test_init.isra.9+0x70/0x100
[  337.989415]  ? bpf_prog_test_run_skb+0x634/0xb40
[  337.994183]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  337.999032]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  338.004573]  ? fput+0x130/0x1a0
[  338.007868]  ? __bpf_prog_get+0x9b/0x290
[  338.011932]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  338.016779]  ? bpf_prog_test_run+0x130/0x1a0
[  338.021193]  ? __x64_sys_bpf+0x3d8/0x510
[  338.025255]  ? bpf_prog_get+0x20/0x20
[  338.029069]  ? ksys_ioctl+0x81/0xd0
[  338.032712]  ? do_syscall_64+0x1b9/0x820
[  338.036775]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  338.042144]  ? syscall_return_slowpath+0x5e0/0x5e0
[  338.047081]  ? trace_hardirqs_off+0x300/0x300
[  338.051584]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  338.056610]  ? recalc_sigpending_tsk+0x180/0x180
[  338.061377]  ? kasan_check_write+0x14/0x20
[  338.065631]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  338.070491]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  338.075875] warn_alloc_show_mem: 1 callbacks suppressed
[  338.075887] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  338.075889] Mem-Info:
[  338.075921] active_anon:49480 inactive_anon:371 isolated_anon:0
[  338.075921]  active_file:14 inactive_file:18 isolated_file:1
[  338.075921]  unevictable:0 dirty:0 writeback:0 unstable:0
[  338.075921]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  338.075921]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  338.075921]  free:13768 free_pcp:583 free_cma:0
[  338.081265] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  338.088105] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  338.090505] Call Trace:
[  338.123382] Node 0 
[  338.132749]  dump_stack+0x1c4/0x2b4
[  338.160425] 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
[  338.162989]  ? dump_stack_print_info.cold.2+0x52/0x52
[  338.165189] lowmem_reserve[]:
[  338.168821]  warn_alloc.cold.118+0xb7/0x1bd
[  338.194296]  0 2815
[  338.199507]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  338.202578]  6318
[  338.206893]  ? lock_downgrade+0x900/0x900
[  338.209096]  6318
[  338.213947]  ? trace_hardirqs_off+0xb8/0x300
[  338.215979] Node 0 
[  338.220121]  ? trace_hardirqs_off+0xb8/0x300
[  338.222183] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  338.226569]  __alloc_pages_slowpath+0x2667/0x2d80
[  338.228785] lowmem_reserve[]:
[  338.233217]  ? warn_alloc+0x120/0x120
[  338.260054]  0
[  338.264904]  ? warn_alloc+0x120/0x120
[  338.267977]  0
[  338.271772]  ? print_usage_bug+0xc0/0xc0
[  338.273547]  3503
[  338.277342]  ? warn_alloc+0x120/0x120
[  338.279122]  3503
[  338.283179]  ? print_usage_bug+0xc0/0xc0
[  338.289002]  ? __lock_acquire+0x7ec/0x4ec0
[  338.291043] Node 0 
[  338.295095]  ? __lock_acquire+0x7ec/0x4ec0
[  338.299330] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  338.301535]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  338.305733] lowmem_reserve[]: 0
[  338.334200]  ? should_fail+0x22d/0xd01
[  338.340151]  0
[  338.343429]  ? __lock_acquire+0x7ec/0x4ec0
[  338.347287]  0
[  338.349088]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  338.353289]  0
[  338.355090]  ? __lock_acquire+0x7ec/0x4ec0
[  338.360166] Node 0 
[  338.361970]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  338.366184] DMA: 
[  338.368417]  ? __lock_acquire+0x7ec/0x4ec0
[  338.373493] 1*4kB 
[  338.375548]  ? should_fail+0x22d/0xd01
[  338.379766] (U) 
[  338.381919]  ? mark_held_locks+0x130/0x130
[  338.385778] 0*8kB 
[  338.387746]  ? mark_held_locks+0x130/0x130
[  338.391954] 0*16kB 
[  338.394099]  ? graph_lock+0x170/0x170
[  338.398393] 1*32kB 
[  338.400629]  ? print_usage_bug+0xc0/0xc0
[  338.404407] (U) 
[  338.406647]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  338.410682] 2*64kB 
[  338.412660]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  338.418167] (U) 
[  338.420405]  ? check_preemption_disabled+0x48/0x200
[  338.425917] 1*128kB 
[  338.427889]  ? check_preemption_disabled+0x48/0x200
[  338.432880] (U) 
[  338.435210]  ? __lock_is_held+0xb5/0x140
[  338.440192] 1*256kB 
[  338.442171]  __alloc_pages_nodemask+0xa80/0xde0
[  338.446200] (U) 
[  338.448517]  ? graph_lock+0x170/0x170
[  338.453160] 0*512kB 
[  338.455135]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  338.458909] 1*1024kB 
[  338.461222]  ? graph_lock+0x170/0x170
[  338.466210] (U) 
[  338.468629]  ? find_held_lock+0x36/0x1c0
[  338.472671] 1*2048kB 
[  338.474659]  ? ____cache_alloc_node+0x1c7/0x1e0
[  338.478691] (M) 
[  338.481096]  ? lock_downgrade+0x900/0x900
[  338.485733] 3*4096kB (M) 
[  338.487719]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  338.491837] = 15908kB
[  338.494593]  cache_grow_begin+0x91/0x8c0
[  338.500101] Node 0 
[  338.502509]  ? do_raw_spin_unlock+0xa7/0x2f0
[  338.506544] DMA32: 
[  338.508779]  fallback_alloc+0x203/0x2e0
[  338.513159] 4*4kB 
[  338.515396]  ____cache_alloc_node+0x1c7/0x1e0
[  338.519341] (UM) 
[  338.521485]  kmem_cache_alloc_node+0xe3/0x730
[  338.525961] 2*8kB (M) 
[  338.528030]  ? ipv6_get_ifaddr+0x42e/0x620
[  338.532490] 1*16kB (M) 
[  338.534996]  __alloc_skb+0x119/0x770
[  338.539218] 1*32kB 
[  338.541798]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  338.545480] (M) 
[  338.547713]  ? skb_scrub_packet+0x490/0x490
[  338.552959] 3*64kB (UM) 
[  338.554938]  ? lock_downgrade+0x900/0x900
[  338.559259] 3*128kB (M) 
[  338.561936]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  338.566071] 2*256kB 
[  338.568736]  ? refcount_sub_and_test_checked+0x203/0x310
[  338.574247] (M) 
[  338.576571]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  338.581993] 3*512kB (M) 
[  338.583974]  ? addrconf_rs_timer+0x6f0/0x6f0
[  338.589390] 4*1024kB (UM) 
[  338.592072]  ndisc_alloc_skb+0x144/0x340
[  338.596447] 3*2048kB 
[  338.599285]  ndisc_send_rs+0x331/0x6e0
[  338.603309] (M) 3*4096kB 
[  338.605727]  addrconf_rs_timer+0x3c0/0x6f0
[  338.609583] (M) 
[  338.612334]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  338.616550] = 25232kB
[  338.616559] Node 0 
[  338.618541]  call_timer_fn+0x272/0x920
[  338.622741] Normal: 
[  338.625152]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  338.627375] 1065*4kB 
[  338.631254]  ? process_timeout+0x40/0x40
[  338.633549] (MEH) 
[  338.637776]  ? find_held_lock+0x36/0x1c0
[  338.640159] 487*8kB 
[  338.644220]  ? __run_timers+0x7da/0xc70
[  338.646339] (ME) 
[  338.650396]  ? _raw_spin_unlock_irq+0x27/0x80
[  338.652712] 153*16kB 
[  338.656680]  ? _raw_spin_unlock_irq+0x27/0x80
[  338.658727] (MEH) 
[  338.663215]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  338.665597] 77*32kB 
[  338.670090]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  338.672211] (UM) 
[  338.676438]  ? trace_hardirqs_on+0xbd/0x310
[  338.678748] 0*64kB 
[  338.683320]  ? kasan_check_read+0x11/0x20
[  338.685362] 1*128kB 
[  338.689681]  ? __run_timers+0x7da/0xc70
[  338.691897] (H) 
[  338.696037]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  338.698330] 1*256kB (U) 
[  338.702317]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  338.704259] 1*512kB 
[  338.709700]  __run_timers+0x7e5/0xc70
[  338.712342] (U) 
[  338.716580]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  338.718869] 0*1024kB 
[  338.722662]  ? compat_start_thread+0x80/0x80
[  338.724615] 0*2048kB 
[  338.729977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  338.732362] 0*4096kB 
[  338.736761]  ? kasan_check_write+0x14/0x20
[  338.739146] = 13964kB
[  338.744680]  ? finish_task_switch+0x2f5/0x900
[  338.747075] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  338.751295]  ? __switch_to_asm+0x40/0x70
[  338.753686] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  338.758166]  ? preempt_notifier_register+0x200/0x200
[  338.766978] 412 total pagecache pages
[  338.771031]  ? __switch_to_asm+0x34/0x70
[  338.779586] 0 pages in swap cache
[  338.784676]  ? __switch_to_asm+0x40/0x70
[  338.788638] Swap cache stats: add 0, delete 0, find 0/0
[  338.792695]  ? __switch_to_asm+0x34/0x70
[  338.796125] Free swap  = 0kB
[  338.800181]  ? __switch_to_asm+0x40/0x70
[  338.805513] Total swap = 0kB
[  338.805521] 1965979 pages RAM
[  338.809574]  ? __switch_to_asm+0x34/0x70
[  338.812572] 0 pages HighMem/MovableOnly
[  338.816634]  ? __switch_to_asm+0x40/0x70
[  338.819636] 343323 pages reserved
[  338.822743]  ? pvclock_read_flags+0x160/0x160
[  338.826772] 0 pages cma reserved
[  338.830739]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  338.834839] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  338.838216]  ? check_preemption_disabled+0x48/0x200
[  338.842802] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  338.846056]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  338.851563] syz-executor0 cpuset=
[  338.858051]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  338.863036] syz0
[  338.873512]  ? rcu_pm_notify+0xc0/0xc0
[  338.879029]  mems_allowed=0
[  338.882476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  338.902051]  ? check_preemption_disabled+0x48/0x200
[  338.907079]  run_timer_softirq+0x52/0xb0
[  338.911140]  ? rcu_read_lock_sched_held+0x108/0x120
[  338.916160]  __do_softirq+0x30b/0xad8
[  338.919980]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  338.925084]  ? trace_hardirqs_off_caller+0x300/0x300
[  338.930192]  ? trace_hardirqs_on+0x310/0x310
[  338.934608]  ? schedule+0x108/0x460
[  338.938252]  ? __schedule+0x1ed0/0x1ed0
[  338.942236]  ? trace_hardirqs_off+0xb8/0x300
[  338.946653]  ? ___might_sleep+0x1ed/0x300
[  338.950805]  ? smpboot_thread_fn+0x68b/0xa00
[  338.955221]  ? trace_hardirqs_on+0x310/0x310
[  338.959644]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  338.965189]  ? check_preemption_disabled+0x48/0x200
[  338.970206]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  338.975751]  ? takeover_tasklets+0xa90/0xa90
[  338.980166]  run_ksoftirqd+0x94/0x100
[  338.983975]  smpboot_thread_fn+0x68b/0xa00
[  338.988213]  ? sort_range+0x30/0x30
[  338.991856]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  338.996962]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  339.002507]  ? __kthread_parkme+0xfb/0x1a0
[  339.006747]  kthread+0x35a/0x420
[  339.010113]  ? sort_range+0x30/0x30
[  339.013742]  ? kthread_bind+0x40/0x40
[  339.017551]  ret_from_fork+0x3a/0x50
[  339.021286] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  339.021370] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  339.028556] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  339.028561] Call Trace:
[  339.028567]  <IRQ>
[  339.028584]  dump_stack+0x1c4/0x2b4
[  339.028598]  ? dump_stack_print_info.cold.2+0x52/0x52
[  339.028636]  warn_alloc.cold.118+0xb7/0x1bd
[  339.035211] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  339.044455]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  339.047015] ksoftirqd/1 cpuset=
[  339.049188]  ? lock_downgrade+0x900/0x900
[  339.052792] /
[  339.057978]  ? trace_hardirqs_off+0xb8/0x300
[  339.062274]  mems_allowed=0
[  339.072580]  ? trace_hardirqs_off+0xb8/0x300
[  339.098216]  __alloc_pages_slowpath+0x2667/0x2d80
[  339.103094]  ? warn_alloc+0x120/0x120
[  339.106897]  ? trace_hardirqs_on+0x310/0x310
[  339.111307]  ? warn_alloc+0x120/0x120
[  339.115111]  ? print_usage_bug+0xc0/0xc0
[  339.119173]  ? warn_alloc+0x120/0x120
[  339.122978]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  339.127997]  ? print_usage_bug+0xc0/0xc0
[  339.132059]  ? __lock_acquire+0x7ec/0x4ec0
[  339.136292]  ? __lock_acquire+0x7ec/0x4ec0
[  339.140534]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  339.146073]  ? should_fail+0x22d/0xd01
[  339.149965]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  339.155067]  ? __lock_acquire+0x7ec/0x4ec0
[  339.159306]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  339.164409]  ? __lock_acquire+0x7ec/0x4ec0
[  339.168647]  ? should_fail+0x22d/0xd01
[  339.172534]  ? print_usage_bug+0xc0/0xc0
[  339.176604]  ? mark_held_locks+0x130/0x130
[  339.180847]  ? mark_held_locks+0x130/0x130
[  339.185090]  ? graph_lock+0x170/0x170
[  339.188895]  ? print_usage_bug+0xc0/0xc0
[  339.192957]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  339.197718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  339.203255]  ? check_preemption_disabled+0x48/0x200
[  339.208271]  ? check_preemption_disabled+0x48/0x200
[  339.213304]  ? __lock_is_held+0xb5/0x140
[  339.217371]  __alloc_pages_nodemask+0xa80/0xde0
[  339.222044]  ? graph_lock+0x170/0x170
[  339.225849]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  339.230862]  ? graph_lock+0x170/0x170
[  339.234673]  ? find_held_lock+0x36/0x1c0
[  339.238756]  ? ____cache_alloc_node+0x1c7/0x1e0
[  339.243428]  ? lock_downgrade+0x900/0x900
[  339.247584]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  339.253129]  cache_grow_begin+0x91/0x8c0
[  339.257190]  ? do_raw_spin_unlock+0xa7/0x2f0
[  339.261610]  fallback_alloc+0x203/0x2e0
[  339.265600]  ____cache_alloc_node+0x1c7/0x1e0
[  339.270112]  kmem_cache_alloc_node+0xe3/0x730
[  339.274608]  ? ipv6_get_ifaddr+0x42e/0x620
[  339.278861]  __alloc_skb+0x119/0x770
[  339.282581]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  339.287862]  ? skb_scrub_packet+0x490/0x490
[  339.292183]  ? lock_downgrade+0x900/0x900
[  339.296344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  339.301887]  ? refcount_sub_and_test_checked+0x203/0x310
[  339.307344]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  339.312798]  ? addrconf_rs_timer+0x6f0/0x6f0
[  339.317219]  ndisc_alloc_skb+0x144/0x340
[  339.321286]  ndisc_send_rs+0x331/0x6e0
[  339.325187]  addrconf_rs_timer+0x3c0/0x6f0
[  339.329432]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  339.333707]  call_timer_fn+0x272/0x920
[  339.337602]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  339.342250]  ? process_timeout+0x40/0x40
[  339.346312]  ? find_held_lock+0x36/0x1c0
[  339.350382]  ? __run_timers+0x7da/0xc70
[  339.354359]  ? _raw_spin_unlock_irq+0x27/0x80
[  339.358854]  ? _raw_spin_unlock_irq+0x27/0x80
[  339.363348]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  339.367582]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  339.372165]  ? trace_hardirqs_on+0xbd/0x310
[  339.376495]  ? kasan_check_read+0x11/0x20
[  339.380659]  ? __run_timers+0x7da/0xc70
[  339.384648]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  339.390114]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  339.394358]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  339.398593]  __run_timers+0x7e5/0xc70
[  339.402417]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  339.407794]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  339.412812]  ? graph_lock+0x170/0x170
[  339.416614]  ? enqueue_hrtimer+0x1a5/0x560
[  339.420857]  ? lock_release+0x970/0x970
[  339.424837]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  339.430034]  ? find_held_lock+0x36/0x1c0
[  339.434102]  ? graph_lock+0x170/0x170
[  339.437909]  ? pvclock_read_flags+0x160/0x160
[  339.442420]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  339.447962]  ? check_preemption_disabled+0x48/0x200
[  339.452990]  ? __lock_is_held+0xb5/0x140
[  339.457057]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  339.462593]  ? check_preemption_disabled+0x48/0x200
[  339.467633]  run_timer_softirq+0x52/0xb0
[  339.471703]  ? rcu_read_lock_sched_held+0x108/0x120
[  339.476724]  __do_softirq+0x30b/0xad8
[  339.480540]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  339.485654]  ? pvclock_read_flags+0x160/0x160
[  339.490156]  ? lapic_next_event+0x5a/0x90
[  339.494311]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  339.499850]  ? check_preemption_disabled+0x48/0x200
[  339.504863]  ? check_preemption_disabled+0x48/0x200
[  339.509886]  ? kvm_clock_read+0x18/0x30
[  339.513862]  ? kvm_sched_clock_read+0x9/0x20
[  339.518279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  339.523821]  ? check_preemption_disabled+0x48/0x200
[  339.528849]  irq_exit+0x17f/0x1c0
[  339.532309]  smp_apic_timer_interrupt+0x1cb/0x760
[  339.537150]  ? smp_reschedule_interrupt+0x109/0x650
[  339.542169]  ? smp_call_function_single_interrupt+0x650/0x650
[  339.548052]  ? interrupt_entry+0xb5/0xf0
[  339.552120]  ? trace_hardirqs_off_caller+0xbb/0x300
[  339.557137]  ? trace_hardirqs_off_caller+0xbb/0x300
[  339.562153]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  339.566994]  ? trace_hardirqs_off+0x300/0x300
[  339.571486]  ? trace_hardirqs_off+0x300/0x300
[  339.575985]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  339.581522]  ? check_preemption_disabled+0x48/0x200
[  339.586536]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  339.592082]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  339.596942]  apic_timer_interrupt+0xf/0x20
[  339.601175]  </IRQ>
[  339.603418] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  339.608353] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  339.627254] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  339.634968] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  339.642236] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  339.649509] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  339.656778] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  339.664067] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  339.671386]  skb_clone+0x1bb/0x500
[  339.674931]  ? finish_task_switch+0x1b5/0x900
[  339.679430]  ? skb_split+0x11e0/0x11e0
[  339.683327]  ? preempt_notifier_register+0x200/0x200
[  339.688433]  ? __switch_to_asm+0x34/0x70
[  339.692493]  ? __switch_to_asm+0x34/0x70
[  339.696552]  ? __switch_to_asm+0x40/0x70
[  339.700614]  ? __switch_to_asm+0x34/0x70
[  339.704691]  ? __switch_to_asm+0x40/0x70
[  339.708751]  ? __switch_to_asm+0x34/0x70
[  339.712808]  ? __switch_to_asm+0x40/0x70
[  339.716865]  ? __switch_to_asm+0x34/0x70
[  339.720929]  ? __switch_to_asm+0x34/0x70
[  339.724988]  ? __switch_to_asm+0x40/0x70
[  339.729079]  ? __switch_to_asm+0x34/0x70
[  339.733176]  bpf_clone_redirect+0xb9/0x490
[  339.737422]  ? __schedule+0x874/0x1ed0
[  339.741315]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  339.746336]  ? __sched_text_start+0x8/0x8
[  339.750489]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  339.755261]  ? find_held_lock+0x36/0x1c0
[  339.759332]  ? lock_acquire+0x1ed/0x520
[  339.763308]  ? bpf_test_run+0x32e/0x5a0
[  339.767284]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  339.772825]  ? check_preemption_disabled+0x48/0x200
[  339.777845]  ? kasan_check_read+0x11/0x20
[  339.781998]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  339.787275]  ? rcu_bh_qs+0xc0/0xc0
[  339.790818]  ? preempt_schedule+0x4d/0x60
[  339.794967]  ? ___preempt_schedule+0x16/0x18
[  339.799383]  ? bpf_test_run+0x1c0/0x5a0
[  339.803372]  ? netlink_diag_dump+0x2a0/0x2a0
[  339.807786]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  339.813323]  ? bpf_test_init.isra.9+0x70/0x100
[  339.817915]  ? bpf_prog_test_run_skb+0x634/0xb40
[  339.822682]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  339.827527]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  339.833061]  ? fput+0x130/0x1a0
[  339.836341]  ? __bpf_prog_get+0x9b/0x290
[  339.840410]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  339.845264]  ? bpf_prog_test_run+0x130/0x1a0
[  339.849684]  ? __x64_sys_bpf+0x3d8/0x510
[  339.853745]  ? bpf_prog_get+0x20/0x20
[  339.857559]  ? ksys_ioctl+0x81/0xd0
[  339.861202]  ? do_syscall_64+0x1b9/0x820
[  339.865264]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  339.870655]  ? syscall_return_slowpath+0x5e0/0x5e0
[  339.875595]  ? trace_hardirqs_off+0x300/0x300
[  339.880118]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  339.885135]  ? recalc_sigpending_tsk+0x180/0x180
[  339.889891]  ? kasan_check_write+0x14/0x20
[  339.894136]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  339.898989]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  339.904367] warn_alloc_show_mem: 1 callbacks suppressed
[  339.904379] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  339.904381] Mem-Info:
[  339.904412] active_anon:49480 inactive_anon:371 isolated_anon:0
[  339.904412]  active_file:14 inactive_file:18 isolated_file:1
[  339.904412]  unevictable:0 dirty:0 writeback:0 unstable:0
[  339.904412]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  339.904412]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  339.904412]  free:13768 free_pcp:583 free_cma:0
[  339.909748] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  339.909757] Call Trace:
[  339.916602] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  339.919007]  dump_stack+0x1c4/0x2b4
[  339.951874] Node 0 
[  339.961241]  ? dump_stack_print_info.cold.2+0x52/0x52
[  339.963823] 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
[  339.991487]  warn_alloc.cold.118+0xb7/0x1bd
[  339.995082] lowmem_reserve[]:
[  339.997320]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  340.002471]  0 2815
[  340.027994]  ? lock_downgrade+0x900/0x900
[  340.032307]  6318
[  340.035418]  ? trace_hardirqs_off+0xb8/0x300
[  340.040218]  6318
[  340.042463]  ? trace_hardirqs_off+0xb8/0x300
[  340.046583] Node 0 
[  340.048656]  __alloc_pages_slowpath+0x2667/0x2d80
[  340.053058] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  340.055124]  ? warn_alloc+0x120/0x120
[  340.059505] lowmem_reserve[]: 0
[  340.061748]  ? warn_alloc+0x120/0x120
[  340.066554]  0 3503
[  340.093468]  ? print_usage_bug+0xc0/0xc0
[  340.097242]  3503
[  340.100519]  ? warn_alloc+0x120/0x120
[  340.106531]  ? print_usage_bug+0xc0/0xc0
[  340.110564] Node 0 
[  340.112654]  ? __lock_acquire+0x7ec/0x4ec0
[  340.116452] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  340.120485]  ? __lock_acquire+0x7ec/0x4ec0
[  340.122699] lowmem_reserve[]:
[  340.126958]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  340.155395]  0
[  340.159642]  ? should_fail+0x22d/0xd01
[  340.162710]  0 0
[  340.168256]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  340.170020]  0
[  340.173908]  ? __lock_acquire+0x7ec/0x4ec0
[  340.175861] Node 0 
[  340.180964]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  340.182739] DMA: 
[  340.186966]  ? __lock_acquire+0x7ec/0x4ec0
[  340.189176] 1*4kB 
[  340.194281]  ? should_fail+0x22d/0xd01
[  340.196317] (U) 
[  340.200545]  ? print_usage_bug+0xc0/0xc0
[  340.202669] 0*8kB 
[  340.206556]  ? mark_held_locks+0x130/0x130
[  340.208504] 0*16kB 
[  340.212558]  ? mark_held_locks+0x130/0x130
[  340.214690] 1*32kB 
[  340.218921]  ? graph_lock+0x170/0x170
[  340.221146] (U) 
[  340.225376]  ? print_usage_bug+0xc0/0xc0
[  340.227589] 2*64kB 
[  340.231383]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  340.233342] (U) 
[  340.237397]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.239607] 1*128kB 
[  340.244359]  ? check_preemption_disabled+0x48/0x200
[  340.246313] (U) 
[  340.251845]  ? check_preemption_disabled+0x48/0x200
[  340.254144] 1*256kB 
[  340.259198]  ? __lock_is_held+0xb5/0x140
[  340.261140] (U) 
[  340.266156]  __alloc_pages_nodemask+0xa80/0xde0
[  340.268450] 0*512kB 
[  340.272508]  ? graph_lock+0x170/0x170
[  340.274461] 1*1024kB 
[  340.279136]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  340.281433] (U) 
[  340.285225]  ? graph_lock+0x170/0x170
[  340.287611] 1*2048kB 
[  340.292642]  ? find_held_lock+0x36/0x1c0
[  340.294584] (M) 
[  340.298388]  ? ____cache_alloc_node+0x1c7/0x1e0
[  340.300762] 3*4096kB (M) 
[  340.304825]  ? lock_downgrade+0x900/0x900
[  340.306775] = 15908kB
[  340.311444]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.314175] Node 0 
[  340.318328]  cache_grow_begin+0x91/0x8c0
[  340.320710] DMA32: 
[  340.326239]  ? do_raw_spin_unlock+0xa7/0x2f0
[  340.328450] 4*4kB 
[  340.332508]  fallback_alloc+0x203/0x2e0
[  340.334713] (UM) 
[  340.339117]  ____cache_alloc_node+0x1c7/0x1e0
[  340.341231] 2*8kB (M) 
[  340.345218]  kmem_cache_alloc_node+0xe3/0x730
[  340.347273] 1*16kB 
[  340.351765]  ? ipv6_get_ifaddr+0x42e/0x620
[  340.354233] (M) 
[  340.358745]  __alloc_skb+0x119/0x770
[  340.360950] 1*32kB 
[  340.365187]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  340.367123] (M) 3*64kB 
[  340.370843]  ? skb_scrub_packet+0x490/0x490
[  340.373054] (UM) 
[  340.378324]  ? lock_downgrade+0x900/0x900
[  340.380882] 3*128kB 
[  340.385205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.387241] (M) 
[  340.391386]  ? refcount_sub_and_test_checked+0x203/0x310
[  340.393684] 2*256kB 
[  340.399216]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  340.401162] (M) 3*512kB 
[  340.406628]  ? addrconf_rs_timer+0x6f0/0x6f0
[  340.408923] (M) 
[  340.414376]  ndisc_alloc_skb+0x144/0x340
[  340.417012] 4*1024kB (UM) 
[  340.421430]  ndisc_send_rs+0x331/0x6e0
[  340.423377] 3*2048kB (M) 
[  340.427448]  addrconf_rs_timer+0x3c0/0x6f0
[  340.430263] 3*4096kB 
[  340.434148]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  340.436878] (M) 
[  340.441115]  call_timer_fn+0x272/0x920
[  340.443491] = 25232kB
[  340.447717]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  340.449667] Node 0 
[  340.453552]  ? process_timeout+0x40/0x40
[  340.455928] Normal: 1065*4kB 
[  340.460169]  ? find_held_lock+0x36/0x1c0
[  340.462381] (MEH) 
[  340.466442]  ? __run_timers+0x7da/0xc70
[  340.469518] 487*8kB 
[  340.474069]  ? _raw_spin_unlock_irq+0x27/0x80
[  340.476196] (ME) 
[  340.480163]  ? _raw_spin_unlock_irq+0x27/0x80
[  340.482470] 153*16kB 
[  340.486962]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  340.488997] (MEH) 
[  340.493488]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  340.495870] 77*32kB (UM) 
[  340.500107]  ? trace_hardirqs_on+0xbd/0x310
[  340.502231] 0*64kB 
[  340.506805]  ? kasan_check_read+0x11/0x20
[  340.509542] 1*128kB 
[  340.513857]  ? __run_timers+0x7da/0xc70
[  340.516067] (H) 
[  340.520220]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  340.522520] 1*256kB 
[  340.526489]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  340.528435] (U) 
[  340.533880]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  340.536175] 1*512kB 
[  340.540409]  __run_timers+0x7e5/0xc70
[  340.542358] (U) 
[  340.546597]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  340.548888] 0*1024kB 
[  340.552682]  ? compat_start_thread+0x80/0x80
[  340.554641] 0*2048kB 
[  340.560002]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.562380] 0*4096kB = 13964kB
[  340.566794]  ? kasan_check_write+0x14/0x20
[  340.569184] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  340.574715]  ? finish_task_switch+0x2f5/0x900
[  340.577886] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  340.582112]  ? __switch_to_asm+0x40/0x70
[  340.590923] 412 total pagecache pages
[  340.595418]  ? preempt_notifier_register+0x200/0x200
[  340.603964] 0 pages in swap cache
[  340.608014]  ? __switch_to_asm+0x34/0x70
[  340.611785] Swap cache stats: add 0, delete 0, find 0/0
[  340.611793] Free swap  = 0kB
[  340.616889]  ? __switch_to_asm+0x40/0x70
[  340.620310] Total swap = 0kB
[  340.620318] 1965979 pages RAM
[  340.624373]  ? __switch_to_asm+0x34/0x70
[  340.629709] 0 pages HighMem/MovableOnly
[  340.629718] 343323 pages reserved
[  340.632734]  ? __switch_to_asm+0x40/0x70
[  340.636770] 0 pages cma reserved
[  340.639782]  ? __switch_to_asm+0x34/0x70
[  340.642935] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  340.646910]  ? __switch_to_asm+0x40/0x70
[  340.646936]  ? pvclock_read_flags+0x160/0x160
[  340.650940] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  340.654350]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.658384] syz-executor0 cpuset=
[  340.661743]  ? check_preemption_disabled+0x48/0x200
[  340.665780] syz0
[  340.672274]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  340.676305]  mems_allowed=0
[  340.680790]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  340.680807]  ? rcu_pm_notify+0xc0/0xc0
[  340.724798]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.730359]  ? check_preemption_disabled+0x48/0x200
[  340.735392]  run_timer_softirq+0x52/0xb0
[  340.739489]  ? rcu_read_lock_sched_held+0x108/0x120
[  340.744508]  __do_softirq+0x30b/0xad8
[  340.748322]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  340.753427]  ? trace_hardirqs_off_caller+0x300/0x300
[  340.758529]  ? trace_hardirqs_on+0x310/0x310
[  340.762948]  ? schedule+0x108/0x460
[  340.766578]  ? __schedule+0x1ed0/0x1ed0
[  340.770559]  ? trace_hardirqs_off+0xb8/0x300
[  340.774971]  ? ___might_sleep+0x1ed/0x300
[  340.779117]  ? smpboot_thread_fn+0x68b/0xa00
[  340.783560]  ? trace_hardirqs_on+0x310/0x310
[  340.787992]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  340.793535]  ? check_preemption_disabled+0x48/0x200
[  340.798553]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.804101]  ? takeover_tasklets+0xa90/0xa90
[  340.808518]  run_ksoftirqd+0x94/0x100
[  340.812320]  smpboot_thread_fn+0x68b/0xa00
[  340.816563]  ? sort_range+0x30/0x30
[  340.820199]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  340.825306]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  340.830850]  ? __kthread_parkme+0xfb/0x1a0
[  340.835091]  kthread+0x35a/0x420
[  340.838459]  ? sort_range+0x30/0x30
[  340.842087]  ? kthread_bind+0x40/0x40
[  340.845893]  ret_from_fork+0x3a/0x50
[  340.849634] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  340.849715] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  340.856907] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  340.856912] Call Trace:
[  340.856919]  <IRQ>
[  340.856936]  dump_stack+0x1c4/0x2b4
[  340.856951]  ? dump_stack_print_info.cold.2+0x52/0x52
[  340.856979]  warn_alloc.cold.118+0xb7/0x1bd
[  340.863561] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  340.872811]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  340.875371] ksoftirqd/1 cpuset=
[  340.877516]  ? lock_downgrade+0x900/0x900
[  340.881119] /
[  340.886307]  ? trace_hardirqs_off+0xb8/0x300
[  340.890603]  mems_allowed=0
[  340.900917]  ? trace_hardirqs_off+0xb8/0x300
[  340.926544]  __alloc_pages_slowpath+0x2667/0x2d80
[  340.931422]  ? warn_alloc+0x120/0x120
[  340.935233]  ? warn_alloc+0x120/0x120
[  340.939041]  ? print_usage_bug+0xc0/0xc0
[  340.943108]  ? warn_alloc+0x120/0x120
[  340.946910]  ? print_usage_bug+0xc0/0xc0
[  340.950980]  ? __lock_acquire+0x7ec/0x4ec0
[  340.955218]  ? __lock_acquire+0x7ec/0x4ec0
[  340.959454]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  340.964993]  ? should_fail+0x22d/0xd01
[  340.968887]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  340.973993]  ? __lock_acquire+0x7ec/0x4ec0
[  340.978231]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  340.983351]  ? __lock_acquire+0x7ec/0x4ec0
[  340.987587]  ? should_fail+0x22d/0xd01
[  340.991494]  ? mark_held_locks+0x130/0x130
[  340.995736]  ? mark_held_locks+0x130/0x130
[  340.999976]  ? graph_lock+0x170/0x170
[  341.003775]  ? graph_lock+0x170/0x170
[  341.007584]  ? graph_lock+0x170/0x170
[  341.011407]  ? print_usage_bug+0xc0/0xc0
[  341.015518]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.021062]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.026607]  ? check_preemption_disabled+0x48/0x200
[  341.031639]  ? check_preemption_disabled+0x48/0x200
[  341.036672]  ? __lock_is_held+0xb5/0x140
[  341.040750]  __alloc_pages_nodemask+0xa80/0xde0
[  341.045421]  ? graph_lock+0x170/0x170
[  341.049229]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  341.054247]  ? graph_lock+0x170/0x170
[  341.058062]  ? find_held_lock+0x36/0x1c0
[  341.062133]  ? ____cache_alloc_node+0x1c7/0x1e0
[  341.066806]  ? lock_downgrade+0x900/0x900
[  341.070964]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.076513]  cache_grow_begin+0x91/0x8c0
[  341.080577]  ? do_raw_spin_unlock+0xa7/0x2f0
[  341.084996]  fallback_alloc+0x203/0x2e0
[  341.088985]  ____cache_alloc_node+0x1c7/0x1e0
[  341.093490]  kmem_cache_alloc_node+0xe3/0x730
[  341.097996]  ? ipv6_get_ifaddr+0x42e/0x620
[  341.102244]  __alloc_skb+0x119/0x770
[  341.105964]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  341.111251]  ? skb_scrub_packet+0x490/0x490
[  341.115593]  ? lock_downgrade+0x900/0x900
[  341.119760]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.125305]  ? refcount_sub_and_test_checked+0x203/0x310
[  341.130771]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  341.136232]  ? addrconf_rs_timer+0x6f0/0x6f0
[  341.140668]  ndisc_alloc_skb+0x144/0x340
[  341.144744]  ndisc_send_rs+0x331/0x6e0
[  341.148648]  addrconf_rs_timer+0x3c0/0x6f0
[  341.152896]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  341.157146]  call_timer_fn+0x272/0x920
[  341.161035]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  341.165277]  ? process_timeout+0x40/0x40
[  341.169353]  ? find_held_lock+0x36/0x1c0
[  341.173425]  ? __run_timers+0x7da/0xc70
[  341.177409]  ? _raw_spin_unlock_irq+0x27/0x80
[  341.181910]  ? _raw_spin_unlock_irq+0x27/0x80
[  341.186406]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  341.190648]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  341.195241]  ? trace_hardirqs_on+0xbd/0x310
[  341.199559]  ? kasan_check_read+0x11/0x20
[  341.203716]  ? __run_timers+0x7da/0xc70
[  341.207698]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  341.213163]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  341.217410]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  341.221659]  __run_timers+0x7e5/0xc70
[  341.225487]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  341.230853]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  341.235873]  ? graph_lock+0x170/0x170
[  341.239686]  ? enqueue_hrtimer+0x1a5/0x560
[  341.243923]  ? lock_release+0x970/0x970
[  341.247896]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  341.253093]  ? find_held_lock+0x36/0x1c0
[  341.257158]  ? graph_lock+0x170/0x170
[  341.260963]  ? pvclock_read_flags+0x160/0x160
[  341.265467]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.271005]  ? check_preemption_disabled+0x48/0x200
[  341.276053]  ? __lock_is_held+0xb5/0x140
[  341.280118]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.285669]  ? check_preemption_disabled+0x48/0x200
[  341.290716]  run_timer_softirq+0x52/0xb0
[  341.294781]  ? rcu_read_lock_sched_held+0x108/0x120
[  341.299804]  __do_softirq+0x30b/0xad8
[  341.303629]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  341.308741]  ? pvclock_read_flags+0x160/0x160
[  341.313235]  ? lapic_next_event+0x5a/0x90
[  341.317384]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.322925]  ? check_preemption_disabled+0x48/0x200
[  341.327941]  ? check_preemption_disabled+0x48/0x200
[  341.332971]  ? kvm_clock_read+0x18/0x30
[  341.336949]  ? kvm_sched_clock_read+0x9/0x20
[  341.341812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.347363]  ? check_preemption_disabled+0x48/0x200
[  341.352392]  irq_exit+0x17f/0x1c0
[  341.355854]  smp_apic_timer_interrupt+0x1cb/0x760
[  341.360700]  ? smp_reschedule_interrupt+0x109/0x650
[  341.365718]  ? smp_call_function_single_interrupt+0x650/0x650
[  341.371603]  ? interrupt_entry+0xb5/0xf0
[  341.375675]  ? trace_hardirqs_off_caller+0xbb/0x300
[  341.380705]  ? trace_hardirqs_off_caller+0xbb/0x300
[  341.385725]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  341.390571]  ? trace_hardirqs_off+0x300/0x300
[  341.395069]  ? trace_hardirqs_off+0x300/0x300
[  341.399572]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  341.405115]  ? check_preemption_disabled+0x48/0x200
[  341.410136]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  341.415693]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  341.420549]  apic_timer_interrupt+0xf/0x20
[  341.424780]  </IRQ>
[  341.427020] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  341.432638] Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
[  341.451560] RSP: 0000:ffff88019b8df748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  341.459276] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  341.466543] RDX: 0000000000000000 RSI: ffff8801be17ae40 RDI: 0000000000000282
[  341.473810] RBP: ffff88019b8df7b0 R08: ffff8801be17a5c0 R09: 0000000000000000
[  341.481078] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  341.488352] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  341.495693]  skb_clone+0x1bb/0x500
[  341.499241]  ? finish_task_switch+0x1b5/0x900
[  341.503738]  ? skb_split+0x11e0/0x11e0
[  341.507644]  ? preempt_notifier_register+0x200/0x200
[  341.512762]  ? __switch_to_asm+0x34/0x70
[  341.516833]  ? __switch_to_asm+0x34/0x70
[  341.520896]  ? __switch_to_asm+0x40/0x70
[  341.524954]  ? __switch_to_asm+0x34/0x70
[  341.529017]  ? __switch_to_asm+0x40/0x70
[  341.533079]  ? __switch_to_asm+0x34/0x70
[  341.537137]  ? __switch_to_asm+0x40/0x70
[  341.541192]  ? __switch_to_asm+0x34/0x70
[  341.545255]  ? __switch_to_asm+0x34/0x70
[  341.549327]  ? __switch_to_asm+0x40/0x70
[  341.553393]  ? __switch_to_asm+0x34/0x70
[  341.557466]  bpf_clone_redirect+0xb9/0x490
[  341.561711]  ? __schedule+0x874/0x1ed0
[  341.565606]  bpf_prog_bebbfe2050753572+0x56e/0x1000
[  341.570646]  ? __sched_text_start+0x8/0x8
[  341.574800]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  341.579576]  ? find_held_lock+0x36/0x1c0
[  341.583657]  ? lock_acquire+0x1ed/0x520
[  341.587650]  ? bpf_test_run+0x32e/0x5a0
[  341.591643]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.597186]  ? check_preemption_disabled+0x48/0x200
[  341.602209]  ? kasan_check_read+0x11/0x20
[  341.606361]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  341.611649]  ? rcu_bh_qs+0xc0/0xc0
[  341.615203]  ? preempt_schedule+0x4d/0x60
[  341.619354]  ? ___preempt_schedule+0x16/0x18
[  341.623770]  ? bpf_test_run+0x1c0/0x5a0
[  341.627758]  ? netlink_diag_dump+0x2a0/0x2a0
[  341.632171]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  341.637723]  ? bpf_test_init.isra.9+0x70/0x100
[  341.642314]  ? bpf_prog_test_run_skb+0x634/0xb40
[  341.647076]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  341.651919]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  341.657461]  ? fput+0x130/0x1a0
[  341.660743]  ? __bpf_prog_get+0x9b/0x290
[  341.664816]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  341.669661]  ? bpf_prog_test_run+0x130/0x1a0
[  341.674077]  ? __x64_sys_bpf+0x3d8/0x510
[  341.678142]  ? bpf_prog_get+0x20/0x20
[  341.681959]  ? ksys_ioctl+0x81/0xd0
[  341.685602]  ? do_syscall_64+0x1b9/0x820
[  341.689673]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  341.695049]  ? syscall_return_slowpath+0x5e0/0x5e0
[  341.699982]  ? trace_hardirqs_off+0x300/0x300
[  341.704483]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  341.709499]  ? recalc_sigpending_tsk+0x180/0x180
[  341.714253]  ? kasan_check_write+0x14/0x20
[  341.718516]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  341.723373]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  341.728757] warn_alloc_show_mem: 1 callbacks suppressed
[  341.728768] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #93
[  341.728770] Mem-Info:
[  341.728802] active_anon:49480 inactive_anon:371 isolated_anon:0
[  341.728802]  active_file:14 inactive_file:18 isolated_file:1
[  341.728802]  unevictable:0 dirty:0 writeback:0 unstable:0
[  341.728802]  slab_reclaimable:8755 slab_unreclaimable:1464205
[  341.728802]  mapped:41155 shmem:379 pagetables:660 bounce:0
[  341.728802]  free:13768 free_pcp:583 free_cma:0
[  341.734142] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  341.740984] Node 0 active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:164620kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 151552kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  341.743384] Call Trace:
[  341.776261] Node 0 
[  341.785636]  dump_stack+0x1c4/0x2b4
[  341.813316] 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
[  341.815881]  ? dump_stack_print_info.cold.2+0x52/0x52
[  341.818086] lowmem_reserve[]:
[  341.821724]  warn_alloc.cold.118+0xb7/0x1bd
[  341.847193]  0 2815
[  341.852407]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  341.855477]  6318
[  341.859795]  ? lock_downgrade+0x900/0x900
[  341.862006]  6318
[  341.866854]  ? trace_hardirqs_off+0xb8/0x300
[  341.868891] Node 0 
[  341.873039]  ? trace_hardirqs_off+0xb8/0x300
[  341.875098] DMA32 free:25232kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  341.879482]  __alloc_pages_slowpath+0x2667/0x2d80
[  341.881686] lowmem_reserve[]: 0
[  341.886122]  ? warn_alloc+0x120/0x120
[  341.912971]  0
[  341.917825]  ? warn_alloc+0x120/0x120
[  341.921062]  3503 3503
[  341.924873]  ? print_usage_bug+0xc0/0xc0
[  341.930454]  ? warn_alloc+0x120/0x120
[  341.932924] Node 0 
[  341.936978]  ? print_usage_bug+0xc0/0xc0
[  341.940782] Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:197920kB inactive_anon:1484kB active_file:56kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5568kB pagetables:2640kB bounce:0kB free_pcp:2084kB local_pcp:636kB free_cma:0kB
[  341.942992]  ? __lock_acquire+0x7ec/0x4ec0
[  341.947034] lowmem_reserve[]:
[  341.975499]  ? __lock_acquire+0x7ec/0x4ec0
[  341.979714]  0
[  341.982817]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  341.987014]  0 0
[  341.988822]  ? should_fail+0x22d/0xd01
[  341.994326]  0
[  341.996309]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  342.000171] Node 0 
[  342.001973]  ? __lock_acquire+0x7ec/0x4ec0
[  342.007045] DMA: 
[  342.009292]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  342.013502] 1*4kB 
[  342.015580]  ? __lock_acquire+0x7ec/0x4ec0
[  342.020653] (U) 
[  342.022806]  ? should_fail+0x22d/0xd01
[  342.027015] 0*8kB 
[  342.028979]  ? print_usage_bug+0xc0/0xc0
[  342.029004]  ? mark_held_locks+0x130/0x130
[  342.032862] 0*16kB 
[  342.035018]  ? mark_held_locks+0x130/0x130
[  342.039051] 1*32kB 
[  342.043288]  ? graph_lock+0x170/0x170
[  342.045493] (U) 
[  342.049723]  ? print_usage_bug+0xc0/0xc0
[  342.051930] 2*64kB (U) 
[  342.055732]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  342.057686] 1*128kB 
[  342.061749]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.064321] (U) 
[  342.069070]  ? check_preemption_disabled+0x48/0x200
[  342.071371] 1*256kB 
[  342.076913]  ? check_preemption_disabled+0x48/0x200
[  342.078867] (U) 
[  342.083886]  ? __lock_is_held+0xb5/0x140
[  342.086176] 0*512kB 
[  342.091199]  __alloc_pages_nodemask+0xa80/0xde0
[  342.093134] 1*1024kB (U) 
[  342.097201]  ? graph_lock+0x170/0x170
[  342.099503] 1*2048kB 
[  342.104167]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  342.106900] (M) 
[  342.110692]  ? graph_lock+0x170/0x170
[  342.110717]  ? find_held_lock+0x36/0x1c0
[  342.113097] 3*4096kB 
[  342.118112]  ? ____cache_alloc_node+0x1c7/0x1e0
[  342.120055] (M) 
[  342.123851]  ? lock_downgrade+0x900/0x900
[  342.127922] = 15908kB
[  342.130345]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.134986] Node 0 
[  342.136966]  cache_grow_begin+0x91/0x8c0
[  342.141083] DMA32: 
[  342.143494]  ? do_raw_spin_unlock+0xa7/0x2f0
[  342.149008] 4*4kB 
[  342.151248]  fallback_alloc+0x203/0x2e0
[  342.155276] (UM) 
[  342.157517]  ____cache_alloc_node+0x1c7/0x1e0
[  342.161973] 2*8kB 
[  342.164123]  kmem_cache_alloc_node+0xe3/0x730
[  342.168057] (M) 1*16kB 
[  342.170127]  ? ipv6_get_ifaddr+0x42e/0x620
[  342.174596] (M) 
[  342.176757]  __alloc_skb+0x119/0x770
[  342.181219] 1*32kB 
[  342.183805]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  342.188009] (M) 
[  342.190005]  ? skb_scrub_packet+0x490/0x490
[  342.193687] 3*64kB 
[  342.195923]  ? lock_downgrade+0x900/0x900
[  342.201168] (UM) 3*128kB 
[  342.203171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.207451] (M) 2*256kB 
[  342.209714]  ? refcount_sub_and_test_checked+0x203/0x310
[  342.213835] (M) 
[  342.216593]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  342.222101] 3*512kB 
[  342.224769]  ? addrconf_rs_timer+0x6f0/0x6f0
[  342.230184] (M) 4*1024kB 
[  342.232175]  ndisc_alloc_skb+0x144/0x340
[  342.237590] (UM) 
[  342.239924]  ndisc_send_rs+0x331/0x6e0
[  342.244293] 3*2048kB (M) 
[  342.247058]  addrconf_rs_timer+0x3c0/0x6f0
[  342.251096] 3*4096kB 
[  342.253207]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  342.257067] (M) 
[  342.259831]  call_timer_fn+0x272/0x920
[  342.264028] = 25232kB
[  342.266429]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  342.270657] Node 0 
[  342.272637]  ? process_timeout+0x40/0x40
[  342.276494] Normal: 
[  342.278908]  ? find_held_lock+0x36/0x1c0
[  342.283118] 1065*4kB 
[  342.285360]  ? __run_timers+0x7da/0xc70
[  342.289383] (MEH) 
[  342.291705]  ? _raw_spin_unlock_irq+0x27/0x80
[  342.295740] 487*8kB 
[  342.298149]  ? _raw_spin_unlock_irq+0x27/0x80
[  342.302094] (ME) 153*16kB 
[  342.304267]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  342.308731] (MEH) 77*32kB 
[  342.311090]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  342.315564] (UM) 
[  342.318409]  ? trace_hardirqs_on+0xbd/0x310
[  342.322612] 0*64kB 1*128kB 
[  342.325463]  ? kasan_check_read+0x11/0x20
[  342.330013] (H) 1*256kB 
[  342.332079]  ? __run_timers+0x7da/0xc70
[  342.336371] (U) 
[  342.339304]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  342.343420] 1*512kB (U) 
[  342.346119]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  342.350067] 0*1024kB 
[  342.352036]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  342.357462] 0*2048kB 
[  342.360129]  __run_timers+0x7e5/0xc70
[  342.364333] 0*4096kB = 13964kB
[  342.366762]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  342.370963] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  342.373361]  ? compat_start_thread+0x80/0x80
[  342.377141] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  342.380581]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.385921] 412 total pagecache pages
[  342.394772]  ? kasan_check_write+0x14/0x20
[  342.399161] 0 pages in swap cache
[  342.407736]  ? finish_task_switch+0x2f5/0x900
[  342.413249] Swap cache stats: add 0, delete 0, find 0/0
[  342.417037]  ? __switch_to_asm+0x40/0x70
[  342.421244] Free swap  = 0kB
[  342.424706]  ? preempt_notifier_register+0x200/0x200
[  342.429177] Total swap = 0kB
[  342.429191] 1965979 pages RAM
[  342.434551]  ? __switch_to_asm+0x34/0x70
[  342.438579] 0 pages HighMem/MovableOnly
[  342.438587] 343323 pages reserved
[  342.441598]  ? __switch_to_asm+0x40/0x70
[  342.446670] 0 pages cma reserved
[  342.446752] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  342.449686]  ? __switch_to_asm+0x34/0x70
[  342.449702]  ? __switch_to_asm+0x40/0x70
[  342.452896] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  342.456858]  ? __switch_to_asm+0x34/0x70
[  342.460809] syz-executor0 cpuset=
[  342.464254]  ? __switch_to_asm+0x40/0x70
[  342.468288] syz0
[  342.472169]  ? pvclock_read_flags+0x160/0x160
[  342.478641]  mems_allowed=0
[  342.482699]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.523683]  ? check_preemption_disabled+0x48/0x200
[  342.528725]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  342.534269]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  342.539567]  ? rcu_pm_notify+0xc0/0xc0
[  342.543462]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.549001]  ? check_preemption_disabled+0x48/0x200
[  342.554029]  run_timer_softirq+0x52/0xb0
[  342.558091]  ? rcu_read_lock_sched_held+0x108/0x120
[  342.563110]  __do_softirq+0x30b/0xad8
[  342.566926]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  342.572030]  ? trace_hardirqs_off_caller+0x300/0x300
[  342.577135]  ? trace_hardirqs_on+0x310/0x310
[  342.581554]  ? schedule+0x108/0x460
[  342.585193]  ? __schedule+0x1ed0/0x1ed0
[  342.589185]  ? trace_hardirqs_off+0xb8/0x300
[  342.593599]  ? ___might_sleep+0x1ed/0x300
[  342.597754]  ? smpboot_thread_fn+0x68b/0xa00
[  342.602165]  ? trace_hardirqs_on+0x310/0x310
[  342.606587]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  342.612132]  ? check_preemption_disabled+0x48/0x200
[  342.617151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.622698]  ? takeover_tasklets+0xa90/0xa90
[  342.627116]  run_ksoftirqd+0x94/0x100
[  342.630920]  smpboot_thread_fn+0x68b/0xa00
[  342.635162]  ? sort_range+0x30/0x30
[  342.638797]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  342.643902]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  342.649442]  ? __kthread_parkme+0xfb/0x1a0
[  342.653683]  kthread+0x35a/0x420
[  342.657053]  ? sort_range+0x30/0x30
[  342.660679]  ? kthread_bind+0x40/0x40
[  342.664486]  ret_from_fork+0x3a/0x50
[  342.668224] CPU: 0 PID: 10109 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #93
[  342.668302] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  342.675494] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  342.675500] Call Trace:
[  342.675507]  <IRQ>
[  342.675523]  dump_stack+0x1c4/0x2b4
[  342.675540]  ? dump_stack_print_info.cold.2+0x52/0x52
[  342.682077] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  342.691385]  warn_alloc.cold.118+0xb7/0x1bd
[  342.693939] ksoftirqd/1 cpuset=
[  342.696081]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  342.699688] /
[  342.704888]  ? lock_downgrade+0x900/0x900
[  342.715175]  mems_allowed=0
[  342.719505]  ? trace_hardirqs_off+0xb8/0x300
[  342.740745]  ? trace_hardirqs_off+0xb8/0x300
[  342.745169]  __alloc_pages_slowpath+0x2667/0x2d80
[  342.750045]  ? warn_alloc+0x120/0x120
[  342.753880]  ? trace_hardirqs_on+0x310/0x310
[  342.758290]  ? warn_alloc+0x120/0x120
[  342.762092]  ? print_usage_bug+0xc0/0xc0
[  342.766172]  ? warn_alloc+0x120/0x120
[  342.769974]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  342.774989]  ? print_usage_bug+0xc0/0xc0
[  342.779054]  ? __lock_acquire+0x7ec/0x4ec0
[  342.783294]  ? __lock_acquire+0x7ec/0x4ec0
[  342.787540]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  342.793082]  ? should_fail+0x22d/0xd01
[  342.796976]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  342.802081]  ? __lock_acquire+0x7ec/0x4ec0
[  342.806321]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  342.811426]  ? __lock_acquire+0x7ec/0x4ec0
[  342.815664]  ? should_fail+0x22d/0xd01
[  342.819559]  ? print_usage_bug+0xc0/0xc0
[  342.823637]  ? mark_held_locks+0x130/0x130
[  342.827878]  ? mark_held_locks+0x130/0x130
[  342.832119]  ? graph_lock+0x170/0x170
[  342.835924]  ? print_usage_bug+0xc0/0xc0
[  342.839985]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  342.844743]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.850282]  ? check_preemption_disabled+0x48/0x200
[  342.855295]  ? check_preemption_disabled+0x48/0x200
[  342.860321]  ? __lock_is_held+0xb5/0x140
[  342.864389]  __alloc_pages_nodemask+0xa80/0xde0
[  342.869057]  ? graph_lock+0x170/0x170
[  342.872862]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  342.877876]  ? graph_lock+0x170/0x170
[  342.881697]  ? find_held_lock+0x36/0x1c0
[  342.885799]  ? ____cache_alloc_node+0x1c7/0x1e0
[  342.890473]  ? lock_downgrade+0x900/0x900
[  342.894640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.900190]  cache_grow_begin+0x91/0x8c0
[  342.904252]  ? do_raw_spin_unlock+0xa7/0x2f0
[  342.908672]  fallback_alloc+0x203/0x2e0
[  342.912669]  ____cache_alloc_node+0x1c7/0x1e0
[  342.917177]  kmem_cache_alloc_node+0xe3/0x730
[  342.921683]  ? ipv6_get_ifaddr+0x42e/0x620
[  342.925929]  __alloc_skb+0x119/0x770
[  342.929653]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  342.934952]  ? skb_scrub_packet+0x490/0x490
[  342.939281]  ? lock_downgrade+0x900/0x900
[  342.943445]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.948985]  ? refcount_sub_and_test_checked+0x203/0x310
[  342.954442]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  342.959898]  ? addrconf_rs_timer+0x6f0/0x6f0